diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-22 17:34:15 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-22 17:34:15 -0700 |
| commit | c70b5296e775cde46cfcb2d860ba160108a5ec7a (patch) | |
| tree | 30419cb982acca44499236adcca65f2f87698c74 | |
| parent | 80c226fbef56576946c9655fcb2ab62e63404d12 (diff) | |
| parent | 58ff4bd042adf8013c8f70fd03c2c0f8d022e387 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (84 commits)
[SCSI] be2iscsi: SGE Len == 64K
[SCSI] be2iscsi: Remove premature free of cid
[SCSI] be2iscsi: More time for FW
[SCSI] libsas: fix bug for vacant phy
[SCSI] sd: Fix overflow with big physical blocks
[SCSI] st: add MTWEOFI to write filemarks without flushing drive buffer
[SCSI] libsas: Don't issue commands to devices that have been hot-removed
[SCSI] megaraid_sas: Add Online Controller Reset to MegaRAID SAS drive
[SCSI] lpfc 8.3.17: Update lpfc driver version to 8.3.17
[SCSI] lpfc 8.3.17: Replace function reset methodology
[SCSI] lpfc 8.3.17: SCSI fixes
[SCSI] lpfc 8.3.17: BSG fixes
[SCSI] lpfc 8.3.17: SLI Additions and Fixes
[SCSI] lpfc 8.3.17: Code Cleanup and Locking fixes
[SCSI] zfcp: Remove scsi_cmnd->serial_number from debug traces
[SCSI] ipr: fix array error logging
[SCSI] aha152x: enable PCMCIA on 64bit
[SCSI] scsi_dh_alua: Handle all states correctly
[SCSI] cxgb4i: connection and ddp setting update
[SCSI] cxgb3i: fixed connection over vlan
...
306 files changed, 39096 insertions, 44890 deletions
diff --git a/Documentation/scsi/st.txt b/Documentation/scsi/st.txt index 40752602c05..691ca292c24 100644 --- a/Documentation/scsi/st.txt +++ b/Documentation/scsi/st.txt @@ -2,7 +2,7 @@ This file contains brief information about the SCSI tape driver. The driver is currently maintained by Kai Mäkisara (email Kai.Makisara@kolumbus.fi) -Last modified: Sun Feb 24 21:59:07 2008 by kai.makisara +Last modified: Sun Aug 29 18:25:47 2010 by kai.makisara BASICS @@ -85,6 +85,17 @@ writing and the last operation has been a write. Two filemarks can be optionally written. In both cases end of data is signified by returning zero bytes for two consecutive reads. +Writing filemarks without the immediate bit set in the SCSI command block acts +as a synchronization point, i.e., all remaining data form the drive buffers is +written to tape before the command returns. This makes sure that write errors +are caught at that point, but this takes time. In some applications, several +consecutive files must be written fast. The MTWEOFI operation can be used to +write the filemarks without flushing the drive buffer. Writing filemark at +close() is always flushing the drive buffers. However, if the previous +operation is MTWEOFI, close() does not write a filemark. This can be used if +the program wants to close/open the tape device between files and wants to +skip waiting. + If rewind, offline, bsf, or seek is done and previous tape operation was write, a filemark is written before moving tape. @@ -301,6 +312,8 @@ MTBSR Space backward over count records. MTFSS Space forward over count setmarks. MTBSS Space backward over count setmarks. MTWEOF Write count filemarks. +MTWEOFI Write count filemarks with immediate bit set (i.e., does not + wait until data is on tape) MTWSM Write count setmarks. MTREW Rewind tape. MTOFFL Set device off line (often rewind plus eject). diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index 6837a8ef937..3e57b61ca44 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -5945,8 +5945,10 @@ mpt_findImVolumes(MPT_ADAPTER *ioc) goto out; mem = kmalloc(iocpage2sz, GFP_KERNEL); - if (!mem) + if (!mem) { + rc = -ENOMEM; goto out; + } memcpy(mem, (u8 *)pIoc2, iocpage2sz); ioc->raid_data.pIocPg2 = (IOCPage2_t *) mem; diff --git a/drivers/s390/scsi/Makefile b/drivers/s390/scsi/Makefile index cb301cc6178..c454ffebb63 100644 --- a/drivers/s390/scsi/Makefile +++ b/drivers/s390/scsi/Makefile @@ -2,7 +2,8 @@ # Makefile for the S/390 specific device drivers # -zfcp-objs := zfcp_aux.o zfcp_ccw.o zfcp_scsi.o zfcp_erp.o zfcp_qdio.o \ - zfcp_fsf.o zfcp_dbf.o zfcp_sysfs.o zfcp_fc.o zfcp_cfdc.o +zfcp-objs := zfcp_aux.o zfcp_ccw.o zfcp_cfdc.o zfcp_dbf.o zfcp_erp.o \ + zfcp_fc.o zfcp_fsf.o zfcp_qdio.o zfcp_scsi.o zfcp_sysfs.o \ + zfcp_unit.o obj-$(CONFIG_ZFCP) += zfcp.o diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index 96fa1f53639..044fb22718d 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -56,7 +56,6 @@ static void __init zfcp_init_device_configure(char *busid, u64 wwpn, u64 lun) struct ccw_device *cdev; struct zfcp_adapter *adapter; struct zfcp_port *port; - struct zfcp_unit *unit; cdev = get_ccwdev_by_busid(&zfcp_ccw_driver, busid); if (!cdev) @@ -72,17 +71,11 @@ static void __init zfcp_init_device_configure(char *busid, u64 wwpn, u64 lun) port = zfcp_get_port_by_wwpn(adapter, wwpn); if (!port) goto out_port; + flush_work(&port->rport_work); - unit = zfcp_unit_enqueue(port, lun); - if (IS_ERR(unit)) - goto out_unit; - - zfcp_erp_unit_reopen(unit, 0, "auidc_1", NULL); - zfcp_erp_wait(adapter); - flush_work(&unit->scsi_work); - -out_unit: + zfcp_unit_add(port, lun); put_device(&port->dev); + out_port: zfcp_ccw_adapter_put(adapter); out_ccw_device: @@ -158,6 +151,9 @@ static int __init zfcp_module_init(void) fc_attach_transport(&zfcp_transport_functions); if (!zfcp_data.scsi_transport_template) goto out_transport; + scsi_transport_reserve_device(zfcp_data.scsi_transport_template, + sizeof(struct zfcp_scsi_dev)); + retval = misc_register(&zfcp_cfdc_misc); if (retval) { @@ -211,30 +207,6 @@ static void __exit zfcp_module_exit(void) module_exit(zfcp_module_exit); /** - * zfcp_get_unit_by_lun - find unit in unit list of port by FCP LUN - * @port: pointer to port to search for unit - * @fcp_lun: FCP LUN to search for - * - * Returns: pointer to zfcp_unit or NULL - */ -struct zfcp_unit *zfcp_get_unit_by_lun(struct zfcp_port *port, u64 fcp_lun) -{ - unsigned long flags; - struct zfcp_unit *unit; - - read_lock_irqsave(&port->unit_list_lock, flags); - list_for_each_entry(unit, &port->unit_list, list) - if (unit->fcp_lun == fcp_lun) { - if (!get_device(&unit->dev)) - unit = NULL; - read_unlock_irqrestore(&port->unit_list_lock, flags); - return unit; - } - read_unlock_irqrestore(&port->unit_list_lock, flags); - return NULL; -} - -/** * zfcp_get_port_by_wwpn - find port in port list of adapter by wwpn * @adapter: pointer to adapter to search for port * @wwpn: wwpn to search for @@ -259,92 +231,6 @@ struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *adapter, return NULL; } -/** - * zfcp_unit_release - dequeue unit - * @dev: pointer to device - * - * waits until all work is done on unit and removes it then from the unit->list - * of the associated port. - */ -static void zfcp_unit_release(struct device *dev) -{ - struct zfcp_unit *unit = container_of(dev, struct zfcp_unit, dev); - - put_device(&unit->port->dev); - kfree(unit); -} - -/** - * zfcp_unit_enqueue - enqueue unit to unit list of a port. - * @port: pointer to port where unit is added - * @fcp_lun: FCP LUN of unit to be enqueued - * Returns: pointer to enqueued unit on success, ERR_PTR on error - * - * Sets up some unit internal structures and creates sysfs entry. - */ -struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *port, u64 fcp_lun) -{ - struct zfcp_unit *unit; - int retval = -ENOMEM; - - get_device(&port->dev); - - unit = zfcp_get_unit_by_lun(port, fcp_lun); - if (unit) { - put_device(&unit->dev); - retval = -EEXIST; - goto err_out; - } - - unit = kzalloc(sizeof(struct zfcp_unit), GFP_KERNEL); - if (!unit) - goto err_out; - - unit->port = port; - unit->fcp_lun = fcp_lun; - unit->dev.parent = &port->dev; - unit->dev.release = zfcp_unit_release; - - if (dev_set_name(&unit->dev, "0x%016llx", - (unsigned long long) fcp_lun)) { - kfree(unit); - goto err_out; - } - retval = -EINVAL; - - INIT_WORK(&unit->scsi_work, zfcp_scsi_scan_work); - - spin_lock_init(&unit->latencies.lock); - unit->latencies.write.channel.min = 0xFFFFFFFF; - unit->latencies.write.fabric.min = 0xFFFFFFFF; - unit->latencies.read.channel.min = 0xFFFFFFFF; - unit->latencies.read.fabric.min = 0xFFFFFFFF; - unit->latencies.cmd.channel.min = 0xFFFFFFFF; - unit->latencies.cmd.fabric.min = 0xFFFFFFFF; - - if (device_register(&unit->dev)) { - put_device(&unit->dev); - goto err_out; - } - - if (sysfs_create_group(&unit->dev.kobj, &zfcp_sysfs_unit_attrs)) - goto err_out_put; - - write_lock_irq(&port->unit_list_lock); - list_add_tail(&unit->list, &port->unit_list); - write_unlock_irq(&port->unit_list_lock); - - atomic_set_mask(ZFCP_STATUS_COMMON_RUNNING, &unit->status); - - return unit; - -err_out_put: - device_unregister(&unit->dev); -err_out: - put_device(&port->dev); - return ERR_PTR(retval); -} - static int zfcp_allocate_low_mem_buffers(struct zfcp_adapter *adapter) { adapter->pool.erp_req = diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c index ce1cc7a11fb..0833c2b51e3 100644 --- a/drivers/s390/scsi/zfcp_ccw.c +++ b/drivers/s390/scsi/zfcp_ccw.c @@ -46,8 +46,7 @@ static int zfcp_ccw_activate(struct ccw_device *cdev) if (!adapter) return 0; - zfcp_erp_modify_adapter_status(adapter, "ccresu1", NULL, - ZFCP_STATUS_COMMON_RUNNING, ZFCP_SET); + zfcp_erp_set_adapter_status(adapter, ZFCP_STATUS_COMMON_RUNNING); zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_COMMON_ERP_FAILED, "ccresu2", NULL); zfcp_erp_wait(adapter); @@ -164,14 +163,7 @@ static int zfcp_ccw_set_online(struct ccw_device *cdev) BUG_ON(!zfcp_reqlist_isempty(adapter->req_list)); adapter->req_no = 0; - zfcp_erp_modify_adapter_status(adapter, "ccsonl1", NULL, - ZFCP_STATUS_COMMON_RUNNING, ZFCP_SET); - zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_COMMON_ERP_FAILED, - "ccsonl2", NULL); - zfcp_erp_wait(adapter); - - flush_work(&adapter->scan_work); - + zfcp_ccw_activate(cdev); zfcp_ccw_adapter_put(adapter); return 0; } @@ -224,9 +216,8 @@ static int zfcp_ccw_notify(struct ccw_device *cdev, int event) break; case CIO_OPER: dev_info(&cdev->dev, "The FCP device is operational again\n"); - zfcp_erp_modify_adapter_status(adapter, "ccnoti3", NULL, - ZFCP_STATUS_COMMON_RUNNING, - ZFCP_SET); + zfcp_erp_set_adapter_status(adapter, + ZFCP_STATUS_COMMON_RUNNING); zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_COMMON_ERP_FAILED, "ccnoti4", NULL); break; diff --git a/drivers/s390/scsi/zfcp_cfdc.c b/drivers/s390/scsi/zfcp_cfdc.c index 1838cda68ba..d692e229ecb 100644 --- a/drivers/s390/scsi/zfcp_cfdc.c +++ b/drivers/s390/scsi/zfcp_cfdc.c @@ -2,9 +2,10 @@ * zfcp device driver * * Userspace interface for accessing the - * Access Control Lists / Control File Data Channel + * Access Control Lists / Control File Data Channel; + * handling of response code and states for ports and LUNs. * - * Copyright IBM Corporation 2008, 2009 + * Copyright IBM Corporation 2008, 2010 */ #define KMSG_COMPONENT "zfcp" @@ -261,3 +262,184 @@ struct miscdevice zfcp_cfdc_misc = { .name = "zfcp_cfdc", .fops = &zfcp_cfdc_fops, }; + +/** + * zfcp_cfdc_adapter_access_changed - Process change in adapter ACT + * @adapter: Adapter where the Access Control Table (ACT) changed + * + * After a change in the adapter ACT, check if access to any + * previously denied resources is now possible. + */ +void zfcp_cfdc_adapter_access_changed(struct zfcp_adapter *adapter) +{ + unsigned long flags; + struct zfcp_port *port; + struct scsi_device *sdev; + struct zfcp_scsi_dev *zfcp_sdev; + int status; + + if (adapter->connection_features & FSF_FEATURE_NPIV_MODE) + return; + + read_lock_irqsave(&adapter->port_list_lock, flags); + list_for_each_entry(port, &adapter->port_list, list) { + status = atomic_read(&port->status); + if ((status & ZFCP_STATUS_COMMON_ACCESS_DENIED) || + (status & ZFCP_STATUS_COMMON_ACCESS_BOXED)) + zfcp_erp_port_reopen(port, + ZFCP_STATUS_COMMON_ERP_FAILED, + "cfaac_1", NULL); + } + read_unlock_irqrestore(&adapter->port_list_lock, flags); + + shost_for_each_device(sdev, port->adapter->scsi_host) { + zfcp_sdev = sdev_to_zfcp(sdev); + status = atomic_read(&zfcp_sdev->status); + if ((status & ZFCP_STATUS_COMMON_ACCESS_DENIED) || + (status & ZFCP_STATUS_COMMON_ACCESS_BOXED)) + zfcp_erp_lun_reopen(sdev, + ZFCP_STATUS_COMMON_ERP_FAILED, + "cfaac_2", NULL); + } +} + +static void zfcp_act_eval_err(struct zfcp_adapter *adapter, u32 table) +{ + u16 subtable = table >> 16; + u16 rule = table & 0xffff; + const char *act_type[] = { "unknown", "OS", "WWPN", "DID", "LUN" }; + + if (subtable && subtable < ARRAY_SIZE(act_type)) + dev_warn(&adapter->ccw_device->dev, + "Access denied according to ACT rule type %s, " + "rule %d\n", act_type[subtable], rule); +} + +/** + * zfcp_cfdc_port_denied - Process "access denied" for port + * @port: The port where the acces has been denied + * @qual: The FSF status qualifier for the access denied FSF status + */ +void zfcp_cfdc_port_denied(struct zfcp_port *port, + union fsf_status_qual *qual) +{ + dev_warn(&port->adapter->ccw_device->dev, + "Access denied to port 0x%016Lx\n", + (unsigned long long)port->wwpn); + + zfcp_act_eval_err(port->adapter, qual->halfword[0]); + zfcp_act_eval_err(port->adapter, qual->halfword[1]); + zfcp_erp_set_port_status(port, + ZFCP_STATUS_COMMON_ERP_FAILED | + ZFCP_STATUS_COMMON_ACCESS_DENIED); +} + +/** + * zfcp_cfdc_lun_denied - Process "access denied" for LUN + * @sdev: The SCSI device / LUN where the access has been denied + * @qual: The FSF status qualifier for the access denied FSF status + */ +void zfcp_cfdc_lun_denied(struct scsi_device *sdev, + union fsf_status_qual *qual) +{ + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + + dev_warn(&zfcp_sdev->port->adapter->ccw_device->dev, + "Access denied to LUN 0x%016Lx on port 0x%016Lx\n", + zfcp_scsi_dev_lun(sdev), + (unsigned long long)zfcp_sdev->port->wwpn); + zfcp_act_eval_err(zfcp_sdev->port->adapter, qual->halfword[0]); + zfcp_act_eval_err(zfcp_sdev->port->adapter, qual->halfword[1]); + zfcp_erp_set_lun_status(sdev, + ZFCP_STATUS_COMMON_ERP_FAILED | + ZFCP_STATUS_COMMON_ACCESS_DENIED); + + atomic_clear_mask(ZFCP_STATUS_LUN_SHARED, &zfcp_sdev->status); + atomic_clear_mask(ZFCP_STATUS_LUN_READONLY, &zfcp_sdev->status); +} + +/** + * zfcp_cfdc_lun_shrng_vltn - Evaluate LUN sharing violation status + * @sdev: The LUN / SCSI device where sharing violation occurred + * @qual: The FSF status qualifier from the LUN sharing violation + */ +void zfcp_cfdc_lun_shrng_vltn(struct scsi_device *sdev, + union fsf_status_qual *qual) +{ + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + + if (qual->word[0]) + dev_warn(&zfcp_sdev->port->adapter->ccw_device->dev, + "LUN 0x%Lx on port 0x%Lx is already in " + "use by CSS%d, MIF Image ID %x\n", + zfcp_scsi_dev_lun(sdev), + (unsigned long long)zfcp_sdev->port->wwpn, + qual->fsf_queue_designator.cssid, + qual->fsf_queue_designator.hla); + else + zfcp_act_eval_err(zfcp_sdev->port->adapter, qual->word[2]); + + zfcp_erp_set_lun_status(sdev, + ZFCP_STATUS_COMMON_ERP_FAILED | + ZFCP_STATUS_COMMON_ACCESS_DENIED); + atomic_clear_mask(ZFCP_STATUS_LUN_SHARED, &zfcp_sdev->status); + atomic_clear_mask(ZFCP_STATUS_LUN_READONLY, &zfcp_sdev->status); +} + +/** + * zfcp_cfdc_open_lun_eval - Eval access ctrl. status for successful "open lun" + * @sdev: The SCSI device / LUN where to evaluate the status + * @bottom: The qtcb bottom with the status from the "open lun" + * + * Returns: 0 if LUN is usable, -EACCES if the access control table + * reports an unsupported configuration. + */ +int zfcp_cfdc_open_lun_eval(struct scsi_device *sdev, + struct fsf_qtcb_bottom_support *bottom) +{ + int shared, rw; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + struct zfcp_adapter *adapter = zfcp_sdev->port->adapter; + + if ((adapter->connection_features & FSF_FEATURE_NPIV_MODE) || + !(adapter->adapter_features & FSF_FEATURE_LUN_SHARING) || + zfcp_ccw_priv_sch(adapter)) + return 0; + + shared = !(bottom->lun_access_info & FSF_UNIT_ACCESS_EXCLUSIVE); + rw = (bottom->lun_access_info & FSF_UNIT_ACCESS_OUTBOUND_TRANSFER); + + if (shared) + atomic_set_mask(ZFCP_STATUS_LUN_SHARED, &zfcp_sdev->status); + + if (!rw) { + atomic_set_mask(ZFCP_STATUS_LUN_READONLY, &zfcp_sdev->status); + dev_info(&adapter->ccw_device->dev, "SCSI device at LUN " + "0x%016Lx on port 0x%016Lx opened read-only\n", + zfcp_scsi_dev_lun(sdev), + (unsigned long long)zfcp_sdev->port->wwpn); + } + + if (!shared && !rw) { + dev_err(&adapter->ccw_device->dev, "Exclusive read-only access " + "not supported (LUN 0x%016Lx, port 0x%016Lx)\n", + zfcp_scsi_dev_lun(sdev), + (unsigned long long)zfcp_sdev->port->wwpn); + zfcp_erp_set_lun_status(sdev, ZFCP_STATUS_COMMON_ERP_FAILED); + zfcp_erp_lun_shutdown(sdev, 0, "fsouh_6", NULL); + return -EACCES; + } + + if (shared && rw) { + dev_err(&adapter->ccw_device->dev, + "Shared read-write access not supported " + "(LUN 0x%016Lx, port 0x%016Lx)\n", + zfcp_scsi_dev_lun(sdev), + (unsigned long long)zfcp_sdev->port->wwpn); + zfcp_erp_set_lun_status(sdev, ZFCP_STATUS_COMMON_ERP_FAILED); + zfcp_erp_lun_shutdown(sdev, 0, "fsosh_8", NULL); + return -EACCES; + } + + return 0; +} diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c index a86117b0d6e..2cdd6b28ff7 100644 --- a/drivers/s390/scsi/zfcp_dbf.c +++ b/drivers/s390/scsi/zfcp_dbf.c @@ -154,7 +154,6 @@ void _zfcp_dbf_hba_fsf_response(const char *tag2, int level, scsi_cmnd = (struct scsi_cmnd *)fsf_req->data; if (scsi_cmnd) { response->u.fcp.cmnd = (unsigned long)scsi_cmnd; - response->u.fcp.serial = scsi_cmnd->serial_number; response->u.fcp.data_dir = qtcb->bottom.io.data_direction; } @@ -330,7 +329,6 @@ static void zfcp_dbf_hba_view_response(char **p, break; zfcp_dbf_out(p, "data_direction", "0x%04x", r->u.fcp.data_dir); zfcp_dbf_out(p, "scsi_cmnd", "0x%0Lx", r->u.fcp.cmnd); - zfcp_dbf_out(p, "scsi_serial", "0x%016Lx", r->u.fcp.serial); *p += sprintf(*p, "\n"); break; @@ -482,7 +480,7 @@ static int zfcp_dbf_rec_view_format(debug_info_t *id, struct debug_view *view, zfcp_dbf_out(&p, "fcp_lun", "0x%016Lx", r->u.trigger.fcp_lun); zfcp_dbf_out(&p, "adapter_status", "0x%08x", r->u.trigger.as); zfcp_dbf_out(&p, "port_status", "0x%08x", r->u.trigger.ps); - zfcp_dbf_out(&p, "unit_status", "0x%08x", r->u.trigger.us); + zfcp_dbf_out(&p, "lun_status", "0x%08x", r->u.trigger.ls); break; case ZFCP_REC_DBF_ID_ACTION: zfcp_dbf_out(&p, "erp_action", "0x%016Lx", r->u.action.action); @@ -600,19 +598,20 @@ void zfcp_dbf_rec_port(char *id, void *ref, struct zfcp_port *port) } /** - * zfcp_dbf_rec_unit - trace event for unit state change + * zfcp_dbf_rec_lun - trace event for LUN state change * @id: identifier for trigger of state change * @ref: additional reference (e.g. request) - * @unit: unit + * @sdev: SCSI device */ -void zfcp_dbf_rec_unit(char *id, void *ref, struct zfcp_unit *unit) +void zfcp_dbf_rec_lun(char *id, void *ref, struct scsi_device *sdev) { - struct zfcp_port *port = unit->port; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + struct zfcp_port *port = zfcp_sdev->port; struct zfcp_dbf *dbf = port->adapter->dbf; - zfcp_dbf_rec_target(id, ref, dbf, &unit->status, - &unit->erp_counter, port->wwpn, port->d_id, - unit->fcp_lun); + zfcp_dbf_rec_target(id, ref, dbf, &zfcp_sdev->status, + &zfcp_sdev->erp_counter, port->wwpn, port->d_id, + zfcp_scsi_dev_lun(sdev)); } /** @@ -624,11 +623,11 @@ void zfcp_dbf_rec_unit(char *id, void *ref, struct zfcp_unit *unit) * @action: address of error recovery action struct * @adapter: adapter * @port: port - * @unit: unit + * @sdev: SCSI device */ void zfcp_dbf_rec_trigger(char *id2, void *ref, u8 want, u8 need, void *action, struct zfcp_adapter *adapter, struct zfcp_port *port, - struct zfcp_unit *unit) + struct scsi_device *sdev) { struct zfcp_dbf *dbf = adapter->dbf; struct zfcp_dbf_rec_record *r = &dbf->rec_buf; @@ -647,9 +646,10 @@ void zfcp_dbf_rec_trigger(char *id2, void *ref, u8 want, u8 need, void *action, r->u.trigger.ps = atomic_read(&port->status); r->u.trigger.wwpn = port->wwpn; } - if (unit) - r->u.trigger.us = atomic_read(&unit->status); - r->u.trigger.fcp_lun = unit ? unit->fcp_lun : ZFCP_DBF_INVALID_LUN; + if (sdev) + r->u.trigger.ls = atomic_read(&sdev_to_zfcp(sdev)->status); + r->u.trigger.fcp_lun = sdev ? zfcp_scsi_dev_lun(sdev) : + ZFCP_DBF_INVALID_LUN; debug_event(dbf->rec, action ? 1 : 4, r, sizeof(*r)); spin_unlock_irqrestore(&dbf->rec_lock, flags); } @@ -879,7 +879,6 @@ void _zfcp_dbf_scsi(const char *tag, const char *tag2, int level, } rec->scsi_result = scsi_cmnd->result; rec->scsi_cmnd = (unsigned long)scsi_cmnd; - rec->scsi_serial = scsi_cmnd->serial_number; memcpy(rec->scsi_opcode, scsi_cmnd->cmnd, min((int)scsi_cmnd->cmd_len, ZFCP_DBF_SCSI_OPCODE)); @@ -948,7 +947,6 @@ static int zfcp_dbf_scsi_view_format(debug_info_t *id, struct debug_view *view, zfcp_dbf_out(&p, "scsi_lun", "0x%08x", r->scsi_lun); zfcp_dbf_out(&p, "scsi_result", "0x%08x", r->scsi_result); zfcp_dbf_out(&p, "scsi_cmnd", "0x%0Lx", r->scsi_cmnd); - zfcp_dbf_out(&p, "scsi_serial", "0x%016Lx", r->scsi_serial); zfcp_dbf_outd(&p, "scsi_opcode", r->scsi_opcode, ZFCP_DBF_SCSI_OPCODE, 0, ZFCP_DBF_SCSI_OPCODE); zfcp_dbf_out(&p, "scsi_retries", "0x%02x", r->scsi_retries); diff --git a/drivers/s390/scsi/zfcp_dbf.h b/drivers/s390/scsi/zfcp_dbf.h index 2bcc3403126..04081b1b62b 100644 --- a/drivers/s390/scsi/zfcp_dbf.h +++ b/drivers/s390/scsi/zfcp_dbf.h @@ -60,7 +60,7 @@ struct zfcp_dbf_rec_record_trigger { u8 need; u32 as; u32 ps; - u32 us; + u32 ls; u64 ref; u64 action; u64 wwpn; @@ -110,7 +110,6 @@ struct zfcp_dbf_hba_record_response { union { struct { u64 cmnd; - u64 serial; u32 data_dir; } fcp; struct { @@ -206,7 +205,6 @@ struct zfcp_dbf_scsi_record { u32 scsi_lun; u32 scsi_result; u64 scsi_cmnd; - u64 scsi_serial; #define ZFCP_DBF_SCSI_OPCODE 16 u8 scsi_opcode[ZFCP_DBF_SCSI_OPCODE]; u8 scsi_retries; @@ -350,16 +348,16 @@ void zfcp_dbf_scsi_abort(const char *tag, struct zfcp_dbf *dbf, /** * zfcp_dbf_scsi_devreset - trace event for Logical Unit or Target Reset * @tag: tag indicating success or failure of reset operation + * @scmnd: SCSI command which caused this error recovery * @flag: indicates type of reset (Target Reset, Logical Unit Reset) - * @unit: unit that needs reset - * @scsi_cmnd: SCSI command which caused this error recovery */ static inline -void zfcp_dbf_scsi_devreset(const char *tag, u8 flag, struct zfcp_unit *unit, - struct scsi_cmnd *scsi_cmnd) +void zfcp_dbf_scsi_devreset(const char *tag, struct scsi_cmnd *scmnd, u8 flag) { + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scmnd->device); + zfcp_dbf_scsi(flag == FCP_TMF_TGT_RESET ? "trst" : "lrst", tag, 1, - unit->port->adapter->dbf, scsi_cmnd, NULL, 0); + zfcp_sdev->port->adapter->dbf, scmnd, NULL, 0); } #endif /* ZFCP_DBF_H */ diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index e1c6b6e05a7..9ae1d0a6f62 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -85,8 +85,8 @@ struct zfcp_reqlist; #define ZFCP_STATUS_PORT_LINK_TEST 0x00000002 /* logical unit status */ -#define ZFCP_STATUS_UNIT_SHARED 0x00000004 -#define ZFCP_STATUS_UNIT_READONLY 0x00000008 +#define ZFCP_STATUS_LUN_SHARED 0x00000004 +#define ZFCP_STATUS_LUN_READONLY 0x00000008 /* FSF request status (this does not have a common part) */ #define ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT 0x00000002 @@ -118,7 +118,7 @@ struct zfcp_erp_action { int action; /* requested action code */ struct zfcp_adapter *adapter; /* device which should be recovered */ struct zfcp_port *port; - struct zfcp_unit *unit; + struct scsi_device *sdev; u32 status; /* recovery status */ u32 step; /* active step of this erp action */ unsigned long fsf_req_id; @@ -219,21 +219,66 @@ struct zfcp_port { unsigned int starget_id; }; +/** + * struct zfcp_unit - LUN configured via zfcp sysfs + * @dev: struct device for sysfs representation and reference counting + * @list: entry in LUN/unit list per zfcp_port + * @port: reference to zfcp_port where this LUN is configured + * @fcp_lun: 64 bit LUN value + * @scsi_work: for running scsi_scan_target + * + * This is the representation of a LUN that has been configured for + * usage. The main data here is the 64 bit LUN value, data for + * running I/O and recovery is in struct zfcp_scsi_dev. + */ struct zfcp_unit { - struct device dev; - struct list_head list; /* list of logical units */ - struct zfcp_port *port; /* remote port of unit */ - atomic_t status; /* status of this logical unit */ - u64 fcp_lun; /* own FCP_LUN */ - u32 handle; /* handle assigned by FSF */ - struct scsi_device *device; /* scsi device struct pointer */ - struct zfcp_erp_action erp_action; /* pending error recovery */ - atomic_t erp_counter; - struct zfcp_latencies latencies; + struct device dev; + struct list_head list; + struct zfcp_port *port; + u64 fcp_lun; struct work_struct scsi_work; }; /** + * struct zfcp_scsi_dev - zfcp data per SCSI device + * @status: zfcp internal status flags + * @lun_handle: handle from "open lun" for issuing FSF requests + * @erp_action: zfcp erp data for opening and recovering this LUN + * @erp_counter: zfcp erp counter for this LUN + * @latencies: FSF channel and fabric latencies + * @port: zfcp_port where this LUN belongs to + */ +struct zfcp_scsi_dev { + atomic_t status; + u32 lun_handle; + struct zfcp_erp_action erp_action; + atomic_t erp_counter; + struct zfcp_latencies latencies; + struct zfcp_port *port; +}; + +/** + * sdev_to_zfcp - Access zfcp LUN data for SCSI device + * @sdev: scsi_device where to get the zfcp_scsi_dev pointer + */ +static inline struct zfcp_scsi_dev *sdev_to_zfcp(struct scsi_device *sdev) +{ + return scsi_transport_device_data(sdev); +} + +/** + * zfcp_scsi_dev_lun - Return SCSI device LUN as 64 bit FCP LUN + * @sdev: SCSI device where to get the LUN from + */ +static inline u64 zfcp_scsi_dev_lun(struct scsi_device *sdev) +{ + u64 fcp_lun; + + int_to_scsilun(sdev->lun, (struct scsi_lun *)&fcp_lun); + return fcp_lun; +} + +/** * struct zfcp_fsf_req - basic FSF request structure * @list: list of FSF requests * @req_id: unique request ID @@ -249,7 +294,6 @@ struct zfcp_unit { * @erp_action: reference to erp action if request issued on behalf of ERP * @pool: reference to memory pool if used for this request * @issued: time when request was send (STCK) - * @unit: reference to unit if this request is a SCSI request * @handler: handler which should be called to process response */ struct zfcp_fsf_req { @@ -267,7 +311,6 @@ struct zfcp_fsf_req { struct zfcp_erp_action *erp_action; mempool_t *pool; unsigned long long issued; - struct zfcp_unit *unit; void (*handler)(struct zfcp_fsf_req *); }; @@ -282,9 +325,4 @@ struct zfcp_data { struct kmem_cache *adisc_cache; }; -/********************** ZFCP SPECIFIC DEFINES ********************************/ - -#define ZFCP_SET 0x00000100 -#define ZFCP_CLEAR 0x00000200 - #endif /* ZFCP_DEF_H */ diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index 160b432c907..d37c7331f24 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -21,6 +21,7 @@ enum zfcp_erp_act_flags { ZFCP_STATUS_ERP_DISMISSING = 0x00100000, ZFCP_STATUS_ERP_DISMISSED = 0x00200000, ZFCP_STATUS_ERP_LOWMEM = 0x00400000, + ZFCP_STATUS_ERP_NO_REF = 0x00800000, }; enum zfcp_erp_steps { @@ -29,12 +30,12 @@ enum zfcp_erp_steps { ZFCP_ERP_STEP_PHYS_PORT_CLOSING = 0x0010, ZFCP_ERP_STEP_PORT_CLOSING = 0x0100, ZFCP_ERP_STEP_PORT_OPENING = 0x0800, - ZFCP_ERP_STEP_UNIT_CLOSING = 0x1000, - ZFCP_ERP_STEP_UNIT_OPENING = 0x2000, + ZFCP_ERP_STEP_LUN_CLOSING = 0x1000, + ZFCP_ERP_STEP_LUN_OPENING = 0x2000, }; enum zfcp_erp_act_type { - ZFCP_ERP_ACTION_REOPEN_UNIT = 1, + ZFCP_ERP_ACTION_REOPEN_LUN = 1, ZFCP_ERP_ACTION_REOPEN_PORT = 2, ZFCP_ERP_ACTION_REOPEN_PORT_FORCED = 3, ZFCP_ERP_ACTION_REOPEN_ADAPTER = 4, @@ -56,9 +57,8 @@ enum zfcp_erp_act_result { static void zfcp_erp_adapter_block(struct zfcp_adapter *adapter, int mask) { - zfcp_erp_modify_adapter_status(adapter, "erablk1", NULL, - ZFCP_STATUS_COMMON_UNBLOCKED | mask, - ZFCP_CLEAR); + zfcp_erp_clear_adapter_status(adapter, + ZFCP_STATUS_COMMON_UNBLOCKED | mask); } static int zfcp_erp_action_exists(struct zfcp_erp_action *act) @@ -88,24 +88,24 @@ static void zfcp_erp_action_dismiss(struct zfcp_erp_action *act) zfcp_erp_action_ready(act); } -static void zfcp_erp_action_dismiss_unit(struct zfcp_unit *unit) +static void zfcp_erp_action_dismiss_lun(struct scsi_device *sdev) { - if (atomic_read(&unit->status) & ZFCP_STATUS_COMMON_ERP_INUSE) - zfcp_erp_action_dismiss(&unit->erp_action); + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + + if (atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_ERP_INUSE) + zfcp_erp_action_dismiss(&zfcp_sdev->erp_action); } static void zfcp_erp_action_dismiss_port(struct zfcp_port *port) { - struct zfcp_unit *unit; + struct scsi_device *sdev; if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_INUSE) zfcp_erp_action_dismiss(&port->erp_action); - else { - read_lock(&port->unit_list_lock); - list_for_each_entry(unit, &port->unit_list, list) - zfcp_erp_action_dismiss_unit(unit); - read_unlock(&port->unit_list_lock); - } + else + shost_for_each_device(sdev, port->adapter->scsi_host) + if (sdev_to_zfcp(sdev)->port == port) + zfcp_erp_action_dismiss_lun(sdev); } static void zfcp_erp_action_dismiss_adapter(struct zfcp_adapter *adapter) @@ -124,15 +124,17 @@ static void zfcp_erp_action_dismiss_adapter(struct zfcp_adapter *adapter) static int zfcp_erp_required_act(int want, struct zfcp_adapter *adapter, struct zfcp_port *port, - struct zfcp_unit *unit) + struct scsi_device *sdev) { int need = want; - int u_status, p_status, a_status; + int l_status, p_status, a_status; + struct zfcp_scsi_dev *zfcp_sdev; switch (want) { - case ZFCP_ERP_ACTION_REOPEN_UNIT: - u_status = atomic_read(&unit->status); - if (u_status & ZFCP_STATUS_COMMON_ERP_INUSE) + case ZFCP_ERP_ACTION_REOPEN_LUN: + zfcp_sdev = sdev_to_zfcp(sdev); + l_status = atomic_read(&zfcp_sdev->status); + if (l_status & ZFCP_STATUS_COMMON_ERP_INUSE) return 0; p_status = atomic_read(&port->status); if (!(p_status & ZFCP_STATUS_COMMON_RUNNING) || @@ -169,22 +171,26 @@ static int zfcp_erp_required_act(int want, struct zfcp_adapter *adapter, return need; } -static struct zfcp_erp_action *zfcp_erp_setup_act(int need, +static struct zfcp_erp_action *zfcp_erp_setup_act(int need, u32 act_status, struct zfcp_adapter *adapter, struct zfcp_port *port, - struct zfcp_unit *unit) + struct scsi_device *sdev) { struct zfcp_erp_action *erp_action; - u32 status = 0; + struct zfcp_scsi_dev *zfcp_sdev; switch (need) { - case ZFCP_ERP_ACTION_REOPEN_UNIT: - if (!get_device(&unit->dev)) - return NULL; - atomic_set_mask(ZFCP_STATUS_COMMON_ERP_INUSE, &unit->status); - erp_action = &unit->erp_action; - if (!(atomic_read(&unit->status) & ZFCP_STATUS_COMMON_RUNNING)) - status = ZFCP_STATUS_ERP_CLOSE_ONLY; + case ZFCP_ERP_ACTION_REOPEN_LUN: + zfcp_sdev = sdev_to_zfcp(sdev); + if (!(act_status & ZFCP_STATUS_ERP_NO_REF)) + if (scsi_device_get(sdev)) + return NULL; + atomic_set_mask(ZFCP_STATUS_COMMON_ERP_INUSE, + &zfcp_sdev->status); + erp_action = &zfcp_sdev->erp_action; + if (!(atomic_read(&zfcp_sdev->status) & + ZFCP_STATUS_COMMON_RUNNING)) + act_status |= ZFCP_STATUS_ERP_CLOSE_ONLY; break; case ZFCP_ERP_ACTION_REOPEN_PORT: @@ -195,7 +201,7 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, atomic_set_mask(ZFCP_STATUS_COMMON_ERP_INUSE, &port->status); erp_action = &port->erp_action; if (!(atomic_read(&port->status) & ZFCP_STATUS_COMMON_RUNNING)) - status = ZFCP_STATUS_ERP_CLOSE_ONLY; + act_status |= ZFCP_STATUS_ERP_CLOSE_ONLY; break; case ZFCP_ERP_ACTION_REOPEN_ADAPTER: @@ -205,7 +211,7 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, erp_action = &adapter->erp_action; if (!(atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_RUNNING)) - status = ZFCP_STATUS_ERP_CLOSE_ONLY; + act_status |= ZFCP_STATUS_ERP_CLOSE_ONLY; break; default: @@ -215,16 +221,17 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, memset(erp_action, 0, sizeof(struct zfcp_erp_action)); erp_action->adapter = adapter; erp_action->port = port; - erp_action->unit = unit; + erp_action->sdev = sdev; erp_action->action = need; - erp_action->status = status; + erp_action->status = act_status; return erp_action; } static int zfcp_erp_action_enqueue(int want, struct zfcp_adapter *adapter, struct zfcp_port *port, - struct zfcp_unit *unit, char *id, void *ref) + struct scsi_device *sdev, + char *id, void *ref, u32 act_status) { int retval = 1, need; struct zfcp_erp_action *act = NULL; @@ -232,21 +239,21 @@ static int zfcp_erp_action_enqueue(int want, struct zfcp_adapter *adapter, if (!adapter->erp_thread) return -EIO; - need = zfcp_erp_required_act(want, adapter, port, unit); + need = zfcp_erp_required_act(want, adapter, port, sdev); if (!need) goto out; - atomic_set_mask(ZFCP_STATUS_ADAPTER_ERP_PENDING, &adapter->status); - act = zfcp_erp_setup_act(need, adapter, port, unit); + act = zfcp_erp_setup_act(need, act_status, adapter, port, sdev); if (!act) goto out; + atomic_set_mask(ZFCP_STATUS_ADAPTER_ERP_PENDING, &adapter->status); ++adapter->erp_total_count; list_add_tail(&act->list, &adapter->erp_ready_head); wake_up(&adapter->erp_ready_wq); zfcp_dbf_rec_thread("eracte1", adapter->dbf); retval = 0; out: - zfcp_dbf_rec_trigger(id, ref, want, need, act, adapter, port, unit); + zfcp_dbf_rec_trigger(id, ref, want, need, act, adapter, port, sdev); return retval; } @@ -258,11 +265,12 @@ static int _zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter, /* ensure propagation of failed status to new devices */ if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED) { - zfcp_erp_adapter_failed(adapter, "erareo1", NULL); + zfcp_erp_set_adapter_status(adapter, + ZFCP_STATUS_COMMON_ERP_FAILED); return -EIO; } return zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER, - adapter, NULL, NULL, id, ref); + adapter, NULL, NULL, id, ref, 0); } /** @@ -282,10 +290,11 @@ void zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter, int clear, write_lock_irqsave(&adapter->erp_lock, flags); if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED) - zfcp_erp_adapter_failed(adapter, "erareo1", NULL); + zfcp_erp_set_adapter_status(adapter, + ZFCP_STATUS_COMMON_ERP_FAILED); else zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER, adapter, - NULL, NULL, id, ref); + NULL, NULL, id, ref, 0); write_unlock_irqrestore(&adapter->erp_lock, flags); } @@ -317,25 +326,10 @@ void zfcp_erp_port_shutdown(struct zfcp_port *port, int clear, char *id, zfcp_erp_port_reopen(port, clear | flags, id, ref); } -/** - * zfcp_erp_unit_shutdown - Shutdown unit - * @unit: Unit to shut down. - * @clear: Status flags to clear. - * @id: Id for debug trace event. - * @ref: Reference for debug trace event. - */ -void zfcp_erp_unit_shutdown(struct zfcp_unit *unit, int clear, char *id, - void *ref) -{ - int flags = ZFCP_STATUS_COMMON_RUNNING | ZFCP_STATUS_COMMON_ERP_FAILED; - zfcp_erp_unit_reopen(unit, clear | flags, id, ref); -} - static void zfcp_erp_port_block(struct zfcp_port *port, int clear) { - zfcp_erp_modify_port_status(port, "erpblk1", NULL, - ZFCP_STATUS_COMMON_UNBLOCKED | clear, - ZFCP_CLEAR); + zfcp_erp_clear_port_status(port, + ZFCP_STATUS_COMMON_UNBLOCKED | clear); } static void _zfcp_erp_port_forced_reopen(struct zfcp_port *port, @@ -348,7 +342,7 @@ static void _zfcp_erp_port_forced_reopen(struct zfcp_port *port, return; zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_PORT_FORCED, - port->adapter, port, NULL, id, ref); + port->adapter, port, NULL, id, ref, 0); } /** @@ -376,12 +370,12 @@ static int _zfcp_erp_port_reopen(struct zfcp_port *port, int clear, char *id, if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_FAILED) { /* ensure propagation of failed status to new devices */ - zfcp_erp_port_failed(port, "erpreo1", NULL); + zfcp_erp_set_port_status(port, ZFCP_STATUS_COMMON_ERP_FAILED); return -EIO; } return zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_PORT, - port->adapter, port, NULL, id, ref); + port->adapter, port, NULL, id, ref, 0); } /** @@ -404,53 +398,88 @@ int zfcp_erp_port_reopen(struct zfcp_port *port, int clear, char *id, void *ref) return retval; } -static void zfcp_erp_unit_block(struct zfcp_unit *unit, int clear_mask) +static void zfcp_erp_lun_block(struct scsi_device *sdev, int clear_mask) { - zfcp_erp_modify_unit_status(unit, "erublk1", NULL, - ZFCP_STATUS_COMMON_UNBLOCKED | clear_mask, - ZFCP_CLEAR); + zfcp_erp_clear_lun_status(sdev, + ZFCP_STATUS_COMMON_UNBLOCKED | clear_mask); } -static void _zfcp_erp_unit_reopen(struct zfcp_unit *unit, int clear, char *id, - void *ref) +static void _zfcp_erp_lun_reopen(struct scsi_device *sdev, int clear, char *id, + void *ref, u32 act_status) { - struct zfcp_adapter *adapter = unit->port->adapter; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + struct zfcp_adapter *adapter = zfcp_sdev->port->adapter; - zfcp_erp_unit_block(unit, clear); + zfcp_erp_lun_block(sdev, clear); - if (atomic_read(&unit->status) & ZFCP_STATUS_COMMON_ERP_FAILED) + if (atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_ERP_FAILED) return; - zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_UNIT, - adapter, unit->port, unit, id, ref); + zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_LUN, adapter, + zfcp_sdev->port, sdev, id, ref, act_status); } /** - * zfcp_erp_unit_reopen - initiate reopen of a unit - * @unit: unit to be reopened - * @clear_mask: specifies flags in unit status to be cleared + * zfcp_erp_lun_reopen - initiate reopen of a LUN + * @sdev: SCSI device / LUN to be reopened + * @clear_mask: specifies flags in LUN status to be cleared * Return: 0 on success, < 0 on error */ -void zfcp_erp_unit_reopen(struct zfcp_unit *unit, int clear, char *id, - void *ref) +void zfcp_erp_lun_reopen(struct scsi_device *sdev, int clear, char *id, + void *ref) { unsigned long flags; - struct zfcp_port *port = unit->port; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + struct zfcp_port *port = zfcp_sdev->port; struct zfcp_adapter *adapter = port->adapter; write_lock_irqsave(&adapter->erp_lock, flags); - _zfcp_erp_unit_reopen(unit, clear, id, ref); + _zfcp_erp_lun_reopen(sdev, clear, id, ref, 0); write_unlock_irqrestore(&adapter->erp_lock, flags); } -static int status_change_set(unsigned long mask, atomic_t *status) +/** + * zfcp_erp_lun_shutdown - Shutdown LUN + * @sdev: SCSI device / LUN to shut down. + * @clear: Status flags to clear. + * @id: Id for debug trace event. + * @ref: Reference for debug trace event. + */ +void zfcp_erp_lun_shutdown(struct scsi_device *sdev, int clear, char *id, + void *ref) { - return (atomic_read(status) ^ mask) & mask; + int flags = ZFCP_STATUS_COMMON_RUNNING | ZFCP_STATUS_COMMON_ERP_FAILED; + zfcp_erp_lun_reopen(sdev, clear | flags, id, ref); } -static int status_change_clear(unsigned long mask, atomic_t *status) +/** + * zfcp_erp_lun_shutdown_wait - Shutdown LUN and wait for erp completion + * @sdev: SCSI device / LUN to shut down. + * @id: Id for debug trace event. + * + * Do not acquire a reference for the LUN when creating the ERP + * action. It is safe, because this function waits for the ERP to + * complete first. This allows to shutdown the LUN, even when the SCSI + * device is in the state SDEV_DEL when scsi_device_get will fail. + */ +void zfcp_erp_lun_shutdown_wait(struct scsi_device *sdev, char *id) { - return atomic_read(status) & mask; + unsigned long flags; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + struct zfcp_port *port = zfcp_sdev->port; + struct zfcp_adapter *adapter = port->adapter; + int clear = ZFCP_STATUS_COMMON_RUNNING | ZFCP_STATUS_COMMON_ERP_FAILED; + + write_lock_irqsave(&adapter->erp_lock, flags); + _zfcp_erp_lun_reopen(sdev, clear, id, NULL, ZFCP_STATUS_ERP_NO_REF); + write_unlock_irqrestore(&adapter->erp_lock, flags); + + zfcp_erp_wait(adapter); +} + +static int status_change_set(unsigned long mask, atomic_t *status) +{ + return (atomic_read(status) ^ mask) & mask; } static void zfcp_erp_adapter_unblock(struct zfcp_adapter *adapter) @@ -467,11 +496,13 @@ static void zfcp_erp_port_unblock(struct zfcp_port *port) atomic_set_mask(ZFCP_STATUS_COMMON_UNBLOCKED, &port->status); } -static void zfcp_erp_unit_unblock(struct zfcp_unit *unit) +static void zfcp_erp_lun_unblock(struct scsi_device *sdev) { - if (status_change_set(ZFCP_STATUS_COMMON_UNBLOCKED, &unit->status)) - zfcp_dbf_rec_unit("eruubl1", NULL, unit); - atomic_set_mask(ZFCP_STATUS_COMMON_UNBLOCKED, &unit->status); + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + + if (status_change_set(ZFCP_STATUS_COMMON_UNBLOCKED, &zfcp_sdev->status)) + zfcp_dbf_rec_lun("erlubl1", NULL, sdev); + atomic_set_mask(ZFCP_STATUS_COMMON_UNBLOCKED, &zfcp_sdev->status); } static void zfcp_erp_action_to_running(struct zfcp_erp_action *erp_action) @@ -559,15 +590,14 @@ static void _zfcp_erp_port_reopen_all(struct zfcp_adapter *adapter, read_unlock(&adapter->port_list_lock); } -static void _zfcp_erp_unit_reopen_all(struct zfcp_port *port, int clear, - char *id, void *ref) +static void _zfcp_erp_lun_reopen_all(struct zfcp_port *port, int clear, + char *id, void *ref) { - struct zfcp_unit *unit; + struct scsi_device *sdev; - read_lock(&port->unit_list_lock); - list_for_each_entry(unit, &port->unit_list, list) - _zfcp_erp_unit_reopen(unit, clear, id, ref); - read_unlock(&port->unit_list_lock); + shost_for_each_device(sdev, port->adapter->scsi_host) + if (sdev_to_zfcp(sdev)->port == port) + _zfcp_erp_lun_reopen(sdev, clear, id, ref, 0); } static void zfcp_erp_strategy_followup_failed(struct zfcp_erp_action *act) @@ -582,8 +612,8 @@ static void zfcp_erp_strategy_followup_failed(struct zfcp_erp_action *act) case ZFCP_ERP_ACTION_REOPEN_PORT: _zfcp_erp_port_reopen(act->port, 0, "ersff_3", NULL); break; - case ZFCP_ERP_ACTION_REOPEN_UNIT: - _zfcp_erp_unit_reopen(act->unit, 0, "ersff_4", NULL); + case ZFCP_ERP_ACTION_REOPEN_LUN: + _zfcp_erp_lun_reopen(act->sdev, 0, "ersff_4", NULL, 0); break; } } @@ -598,7 +628,7 @@ static void zfcp_erp_strategy_followup_success(struct zfcp_erp_action *act) _zfcp_erp_port_reopen(act->port, 0, "ersfs_2", NULL); break; case ZFCP_ERP_ACTION_REOPEN_PORT: - _zfcp_erp_unit_reopen_all(act->port, 0, "ersfs_3", NULL); + _zfcp_erp_lun_reopen_all(act->port, 0, "ersfs_3", NULL); break; } } @@ -742,9 +772,8 @@ static void zfcp_erp_adapter_strategy_close(struct zfcp_erp_action *act) zfcp_fsf_req_dismiss_all(adapter); adapter->fsf_req_seq_no = 0; zfcp_fc_wka_ports_force_offline(adapter->gs); - /* all ports and units are closed */ - zfcp_erp_modify_adapter_status(adapter, "erascl1", NULL, - ZFCP_STATUS_COMMON_OPEN, ZFCP_CLEAR); + /* all ports and LUNs are closed */ + zfcp_erp_clear_adapter_status(adapter, ZFCP_STATUS_COMMON_OPEN); atomic_clear_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK | ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, &adapter->status); @@ -861,7 +890,7 @@ static int zfcp_erp_open_ptp_port(struct zfcp_erp_action *act) struct zfcp_port *port = act->port; if (port->wwpn != adapter->peer_wwpn) { - zfcp_erp_port_failed(port, "eroptp1", NULL); + zfcp_erp_set_port_status(port, ZFCP_STATUS_COMMON_ERP_FAILED); return ZFCP_ERP_FAILED; } port->d_id = adapter->peer_d_id; @@ -933,82 +962,87 @@ close_init_done: return zfcp_erp_port_strategy_open_common(erp_action); } -static void zfcp_erp_unit_strategy_clearstati(struct zfcp_unit *unit) +static void zfcp_erp_lun_strategy_clearstati(struct scsi_device *sdev) { + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED | - ZFCP_STATUS_UNIT_SHARED | - ZFCP_STATUS_UNIT_READONLY, - &unit->status); + ZFCP_STATUS_LUN_SHARED | ZFCP_STATUS_LUN_READONLY, + &zfcp_sdev->status); } -static int zfcp_erp_unit_strategy_close(struct zfcp_erp_action *erp_action) +static int zfcp_erp_lun_strategy_close(struct zfcp_erp_action *erp_action) { - int retval = zfcp_fsf_close_unit(erp_action); + int retval = zfcp_fsf_close_lun(erp_action); if (retval == -ENOMEM) return ZFCP_ERP_NOMEM; - erp_action->step = ZFCP_ERP_STEP_UNIT_CLOSING; + erp_action->step = ZFCP_ERP_STEP_LUN_CLOSING; if (retval) return ZFCP_ERP_FAILED; return ZFCP_ERP_CONTINUES; } -static int zfcp_erp_unit_strategy_open(struct zfcp_erp_action *erp_action) +static int zfcp_erp_lun_strategy_open(struct zfcp_erp_action *erp_action) { - int retval = zfcp_fsf_open_unit(erp_action); + int retval = zfcp_fsf_open_lun(erp_action); if (retval == -ENOMEM) return ZFCP_ERP_NOMEM; - erp_action->step = ZFCP_ERP_STEP_UNIT_OPENING; + erp_action->step = ZFCP_ERP_STEP_LUN_OPENING; if (retval) return ZFCP_ERP_FAILED; return ZFCP_ERP_CONTINUES; } -static int zfcp_erp_unit_strategy(struct zfcp_erp_action *erp_action) +static int zfcp_erp_lun_strategy(struct zfcp_erp_action *erp_action) { - struct zfcp_unit *unit = erp_action->unit; + struct scsi_device *sdev = erp_action->sdev; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); switch (erp_action->step) { case ZFCP_ERP_STEP_UNINITIALIZED: - zfcp_erp_unit_strategy_clearstati(unit); - if (atomic_read(&unit->status) & ZFCP_STATUS_COMMON_OPEN) - return zfcp_erp_unit_strategy_close(erp_action); + zfcp_erp_lun_strategy_clearstati(sdev); + if (atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_OPEN) + return zfcp_erp_lun_strategy_close(erp_action); /* already closed, fall through */ - case ZFCP_ERP_STEP_UNIT_CLOSING: - if (atomic_read(&unit->status) & ZFCP_STATUS_COMMON_OPEN) + case ZFCP_ERP_STEP_LUN_CLOSING: + if (atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_OPEN) return ZFCP_ERP_FAILED; if (erp_action->status & ZFCP_STATUS_ERP_CLOSE_ONLY) return ZFCP_ERP_EXIT; - return zfcp_erp_unit_strategy_open(erp_action); + return zfcp_erp_lun_strategy_open(erp_action); - case ZFCP_ERP_STEP_UNIT_OPENING: - if (atomic_read(&unit->status) & ZFCP_STATUS_COMMON_OPEN) + case ZFCP_ERP_STEP_LUN_OPENING: + if (atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_OPEN) return ZFCP_ERP_SUCCEEDED; } return ZFCP_ERP_FAILED; } -static int zfcp_erp_strategy_check_unit(struct zfcp_unit *unit, int result) +static int zfcp_erp_strategy_check_lun(struct scsi_device *sdev, int result) { + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + switch (result) { case ZFCP_ERP_SUCCEEDED : - atomic_set(&unit->erp_counter, 0); - zfcp_erp_unit_unblock(unit); + atomic_set(&zfcp_sdev->erp_counter, 0); + zfcp_erp_lun_unblock(sdev); break; case ZFCP_ERP_FAILED : - atomic_inc(&unit->erp_counter); - if (atomic_read(&unit->erp_counter) > ZFCP_MAX_ERPS) { - dev_err(&unit->port->adapter->ccw_device->dev, - "ERP failed for unit 0x%016Lx on " + atomic_inc(&zfcp_sdev->erp_counter); + if (atomic_read(&zfcp_sdev->erp_counter) > ZFCP_MAX_ERPS) { + dev_err(&zfcp_sdev->port->adapter->ccw_device->dev, + "ERP failed for LUN 0x%016Lx on " "port 0x%016Lx\n", - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn); - zfcp_erp_unit_failed(unit, "erusck1", NULL); + (unsigned long long)zfcp_scsi_dev_lun(sdev), + (unsigned long long)zfcp_sdev->port->wwpn); + zfcp_erp_set_lun_status(sdev, + ZFCP_STATUS_COMMON_ERP_FAILED); } break; } - if (atomic_read(&unit->status) & ZFCP_STATUS_COMMON_ERP_FAILED) { - zfcp_erp_unit_block(unit, 0); + if (atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_ERP_FAILED) { + zfcp_erp_lun_block(sdev, 0); result = ZFCP_ERP_EXIT; } return result; @@ -1032,7 +1066,8 @@ static int zfcp_erp_strategy_check_port(struct zfcp_port *port, int result) dev_err(&port->adapter->ccw_device->dev, "ERP failed for remote port 0x%016Lx\n", (unsigned long long)port->wwpn); - zfcp_erp_port_failed(port, "erpsck1", NULL); + zfcp_erp_set_port_status(port, + ZFCP_STATUS_COMMON_ERP_FAILED); } break; } @@ -1059,7 +1094,8 @@ static int zfcp_erp_strategy_check_adapter(struct zfcp_adapter *adapter, dev_err(&adapter->ccw_device->dev, "ERP cannot recover an error " "on the FCP device\n"); - zfcp_erp_adapter_failed(adapter, "erasck1", NULL); + zfcp_erp_set_adapter_status(adapter, + ZFCP_STATUS_COMMON_ERP_FAILED); } break; } @@ -1076,12 +1112,12 @@ static int zfcp_erp_strategy_check_target(struct zfcp_erp_action *erp_action, { struct zfcp_adapter *adapter = erp_action->adapter; struct zfcp_port *port = erp_action->port; - struct zfcp_unit *unit = erp_action->unit; + struct scsi_device *sdev = erp_action->sdev; switch (erp_action->action) { - case ZFCP_ERP_ACTION_REOPEN_UNIT: - result = zfcp_erp_strategy_check_unit(unit, result); + case ZFCP_ERP_ACTION_REOPEN_LUN: + result = zfcp_erp_strategy_check_lun(sdev, result); break; case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: @@ -1116,7 +1152,8 @@ static int zfcp_erp_strategy_statechange(struct zfcp_erp_action *act, int ret) int action = act->action; struct zfcp_adapter *adapter = act->adapter; struct zfcp_port *port = act->port; - struct zfcp_unit *unit = act->unit; + struct scsi_device *sdev = act->sdev; + struct zfcp_scsi_dev *zfcp_sdev; u32 erp_status = act->status; switch (action) { @@ -1139,11 +1176,12 @@ static int zfcp_erp_strategy_statechange(struct zfcp_erp_action *act, int ret) } break; - case ZFCP_ERP_ACTION_REOPEN_UNIT: - if (zfcp_erp_strat_change_det(&unit->status, erp_status)) { - _zfcp_erp_unit_reopen(unit, - ZFCP_STATUS_COMMON_ERP_FAILED, - "ersscg3", NULL); + case ZFCP_ERP_ACTION_REOPEN_LUN: + zfcp_sdev = sdev_to_zfcp(sdev); + if (zfcp_erp_strat_change_det(&zfcp_sdev->status, erp_status)) { + _zfcp_erp_lun_reopen(sdev, + ZFCP_STATUS_COMMON_ERP_FAILED, + "ersscg3", NULL, 0); return ZFCP_ERP_EXIT; } break; @@ -1154,6 +1192,7 @@ static int zfcp_erp_strategy_statechange(struct zfcp_erp_action *act, int ret) static void zfcp_erp_action_dequeue(struct zfcp_erp_action *erp_action) { struct zfcp_adapter *adapter = erp_action->adapter; + struct zfcp_scsi_dev *zfcp_sdev; adapter->erp_total_count--; if (erp_action->status & ZFCP_STATUS_ERP_LOWMEM) { @@ -1165,9 +1204,10 @@ static void zfcp_erp_action_dequeue(struct zfcp_erp_action *erp_action) zfcp_dbf_rec_action("eractd1", erp_action); switch (erp_action->action) { - case ZFCP_ERP_ACTION_REOPEN_UNIT: + case ZFCP_ERP_ACTION_REOPEN_LUN: + zfcp_sdev = sdev_to_zfcp(erp_action->sdev); atomic_clear_mask(ZFCP_STATUS_COMMON_ERP_INUSE, - &erp_action->unit->status); + &zfcp_sdev->status); break; case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: @@ -1187,11 +1227,12 @@ static void zfcp_erp_action_cleanup(struct zfcp_erp_action *act, int result) { struct zfcp_adapter *adapter = act->adapter; struct zfcp_port *port = act->port; - struct zfcp_unit *unit = act->unit; + struct scsi_device *sdev = act->sdev; switch (act->action) { - case ZFCP_ERP_ACTION_REOPEN_UNIT: - put_device(&unit->dev); + case ZFCP_ERP_ACTION_REOPEN_LUN: + if (!(act->status & ZFCP_STATUS_ERP_NO_REF)) + scsi_device_put(sdev); break; case ZFCP_ERP_ACTION_REOPEN_PORT: @@ -1222,8 +1263,8 @@ static int zfcp_erp_strategy_do_action(struct zfcp_erp_action *erp_action) return zfcp_erp_port_forced_strategy(erp_action); case ZFCP_ERP_ACTION_REOPEN_PORT: return zfcp_erp_port_strategy(erp_action); - case ZFCP_ERP_ACTION_REOPEN_UNIT: - return zfcp_erp_unit_strategy(erp_action); + case ZFCP_ERP_ACTION_REOPEN_LUN: + return zfcp_erp_lun_strategy(erp_action); } return ZFCP_ERP_FAILED; } @@ -1376,42 +1417,6 @@ void zfcp_erp_thread_kill(struct zfcp_adapter *adapter) } /** - * zfcp_erp_adapter_failed - Set adapter status to failed. - * @adapter: Failed adapter. - * @id: Event id for debug trace. - * @ref: Reference for debug trace. - */ -void zfcp_erp_adapter_failed(struct zfcp_adapter *adapter, char *id, void *ref) -{ - zfcp_erp_modify_adapter_status(adapter, id, ref, - ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET); -} - -/** - * zfcp_erp_port_failed - Set port status to failed. - * @port: Failed port. - * @id: Event id for debug trace. - * @ref: Reference for debug trace. - */ -void zfcp_erp_port_failed(struct zfcp_port *port, char *id, void *ref) -{ - zfcp_erp_modify_port_status(port, id, ref, - ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET); -} - -/** - * zfcp_erp_unit_failed - Set unit status to failed. - * @unit: Failed unit. - * @id: Event id for debug trace. - * @ref: Reference for debug trace. - */ -void zfcp_erp_unit_failed(struct zfcp_unit *unit, char *id, void *ref) -{ - zfcp_erp_modify_unit_status(unit, id, ref, - ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET); -} - -/** * zfcp_erp_wait - wait for completion of error recovery on an adapter * @adapter: adapter for which to wait for completion of its error recovery */ @@ -1423,210 +1428,148 @@ void zfcp_erp_wait(struct zfcp_adapter *adapter) } /** - * zfcp_erp_modify_adapter_status - change adapter status bits + * zfcp_erp_set_adapter_status - set adapter status bits * @adapter: adapter to change the status - * @id: id for the debug trace - * @ref: reference for the debug trace * @mask: status bits to change - * @set_or_clear: ZFCP_SET or ZFCP_CLEAR * - * Changes in common status bits are propagated to attached ports and units. + * Changes in common status bits are propagated to attached ports and LUNs. */ -void zfcp_erp_modify_adapter_status(struct zfcp_adapter *adapter, char *id, - void *ref, u32 mask, int set_or_clear) +void zfcp_erp_set_adapter_status(struct zfcp_adapter *adapter, u32 mask) { struct zfcp_port *port; + struct scsi_device *sdev; unsigned long flags; u32 common_mask = mask & ZFCP_COMMON_FLAGS; - if (set_or_clear == ZFCP_SET) { - if (status_change_set(mask, &adapter->status)) - zfcp_dbf_rec_adapter(id, ref, adapter->dbf); - atomic_set_mask(mask, &adapter->status); - } else { - if (status_change_clear(mask, &adapter->status)) - zfcp_dbf_rec_adapter(id, ref, adapter->dbf); - atomic_clear_mask(mask, &adapter->status); - if (mask & ZFCP_STATUS_COMMON_ERP_FAILED) - atomic_set(&adapter->erp_counter, 0); - } + atomic_set_mask(mask, &adapter->status); - if (common_mask) { - read_lock_irqsave(&adapter->port_list_lock, flags); - list_for_each_entry(port, &adapter->port_list, list) - zfcp_erp_modify_port_status(port, id, ref, common_mask, - set_or_clear); - read_unlock_irqrestore(&adapter->port_list_lock, flags); - } + if (!common_mask) + return; + + read_lock_irqsave(&adapter->port_list_lock, flags); + list_for_each_entry(port, &adapter->port_list, list) + atomic_set_mask(common_mask, &port->status); + read_unlock_irqrestore(&adapter->port_list_lock, flags); + + shost_for_each_device(sdev, adapter->scsi_host) + atomic_set_mask(common_mask, &sdev_to_zfcp(sdev)->status); } /** - * zfcp_erp_modify_port_status - change port status bits - * @port: port to change the status bits - * @id: id for the debug trace - * @ref: reference for the debug trace + * zfcp_erp_clear_adapter_status - clear adapter status bits + * @adapter: adapter to change the status * @mask: status bits to change - * @set_or_clear: ZFCP_SET or ZFCP_CLEAR * - * Changes in common status bits are propagated to attached units. + * Changes in common status bits are propagated to attached ports and LUNs. */ -void zfcp_erp_modify_port_status(struct zfcp_port *port, char *id, void *ref, - u32 mask, int set_or_clear) +void zfcp_erp_clear_adapter_status(struct zfcp_adapter *adapter, u32 mask) { - struct zfcp_unit *unit; + struct zfcp_port *port; + struct scsi_device *sdev; unsigned long flags; u32 common_mask = mask & ZFCP_COMMON_FLAGS; + u32 clear_counter = mask & ZFCP_STATUS_COMMON_ERP_FAILED; + + atomic_clear_mask(mask, &adapter->status); + + if (!common_mask) + return; + + if (clear_counter) + atomic_set(&adapter->erp_counter, 0); - if (set_or_clear == ZFCP_SET) { - if (status_change_set(mask, &port->status)) - zfcp_dbf_rec_port(id, ref, port); - atomic_set_mask(mask, &port->status); - } else { - if (status_change_clear(mask, &port->status)) - zfcp_dbf_rec_port(id, ref, port); - atomic_clear_mask(mask, &port->status); - if (mask & ZFCP_STATUS_COMMON_ERP_FAILED) + read_lock_irqsave(&adapter->port_list_lock, flags); + list_for_each_entry(port, &adapter->port_list, list) { + atomic_clear_mask(common_mask, &port->status); + if (clear_counter) atomic_set(&port->erp_counter, 0); } + read_unlock_irqrestore(&adapter->port_list_lock, flags); - if (common_mask) { - read_lock_irqsave(&port->unit_list_lock, flags); - list_for_each_entry(unit, &port->unit_list, list) - zfcp_erp_modify_unit_status(unit, id, ref, common_mask, - set_or_clear); - read_unlock_irqrestore(&port->unit_list_lock, flags); + shost_for_each_device(sdev, adapter->scsi_host) { + atomic_clear_mask(common_mask, &sdev_to_zfcp(sdev)->status); + if (clear_counter) + atomic_set(&sdev_to_zfcp(sdev)->erp_counter, 0); } } /** - * zfcp_erp_modify_unit_status - change unit status bits - * @unit: unit to change the status bits - * @id: id for the debug trace - * @ref: reference for the debug trace + * zfcp_erp_set_port_status - set port status bits + * @port: port to change the status * @mask: status bits to change - * @set_or_clear: ZFCP_SET or ZFCP_CLEAR - */ -void zfcp_erp_modify_unit_status(struct zfcp_unit *unit, char *id, void *ref, - u32 mask, int set_or_clear) -{ - if (set_or_clear == ZFCP_SET) { - if (status_change_set(mask, &unit->status)) - zfcp_dbf_rec_unit(id, ref, unit); - atomic_set_mask(mask, &unit->status); - } else { - if (status_change_clear(mask, &unit->status)) - zfcp_dbf_rec_unit(id, ref, unit); - atomic_clear_mask(mask, &unit->status); - if (mask & ZFCP_STATUS_COMMON_ERP_FAILED) { - atomic_set(&unit->erp_counter, 0); - } - } -} - -/** - * zfcp_erp_port_boxed - Mark port as "boxed" and start ERP - * @port: The "boxed" port. - * @id: The debug trace id. - * @id: Reference for the debug trace. + * + * Changes in common status bits are propagated to attached LUNs. */ -void zfcp_erp_port_boxed(struct zfcp_port *port, char *id, void *ref) +void zfcp_erp_set_port_status(struct zfcp_port *port, u32 mask) { - zfcp_erp_modify_port_status(port, id, ref, - ZFCP_STATUS_COMMON_ACCESS_BOXED, ZFCP_SET); - zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED, id, ref); -} + struct scsi_device *sdev; + u32 common_mask = mask & ZFCP_COMMON_FLAGS; -/** - * zfcp_erp_unit_boxed - Mark unit as "boxed" and start ERP - * @port: The "boxed" unit. - * @id: The debug trace id. - * @id: Reference for the debug trace. - */ -void zfcp_erp_unit_boxed(struct zfcp_unit *unit, char *id, void *ref) -{ - zfcp_erp_modify_unit_status(unit, id, ref, - ZFCP_STATUS_COMMON_ACCESS_BOXED, ZFCP_SET); - zfcp_erp_unit_reopen(unit, ZFCP_STATUS_COMMON_ERP_FAILED, id, ref); -} + atomic_set_mask(mask, &port->status); -/** - * zfcp_erp_port_access_denied - Adapter denied access to port. - * @port: port where access has been denied - * @id: id for debug trace - * @ref: reference for debug trace - * - * Since the adapter has denied access, stop using the port and the - * attached units. - */ -void zfcp_erp_port_access_denied(struct zfcp_port *port, char *id, void *ref) -{ - zfcp_erp_modify_port_status(port, id, ref, - ZFCP_STATUS_COMMON_ERP_FAILED | - ZFCP_STATUS_COMMON_ACCESS_DENIED, ZFCP_SET); + if (!common_mask) + return; + + shost_for_each_device(sdev, port->adapter->scsi_host) + if (sdev_to_zfcp(sdev)->port == port) + atomic_set_mask(common_mask, + &sdev_to_zfcp(sdev)->status); } /** - * zfcp_erp_unit_access_denied - Adapter denied access to unit. - * @unit: unit where access has been denied - * @id: id for debug trace - * @ref: reference for debug trace + * zfcp_erp_clear_port_status - clear port status bits + * @port: adapter to change the status + * @mask: status bits to change * - * Since the adapter has denied access, stop using the unit. + * Changes in common status bits are propagated to attached LUNs. */ -void zfcp_erp_unit_access_denied(struct zfcp_unit *unit, char *id, void *ref) +void zfcp_erp_clear_port_status(struct zfcp_port *port, u32 mask) { - zfcp_erp_modify_unit_status(unit, id, ref, - ZFCP_STATUS_COMMON_ERP_FAILED | - ZFCP_STATUS_COMMON_ACCESS_DENIED, ZFCP_SET); -} + struct scsi_device *sdev; + u32 common_mask = mask & ZFCP_COMMON_FLAGS; + u32 clear_counter = mask & ZFCP_STATUS_COMMON_ERP_FAILED; -static void zfcp_erp_unit_access_changed(struct zfcp_unit *unit, char *id, - void *ref) -{ - int status = atomic_read(&unit->status); - if (!(status & (ZFCP_STATUS_COMMON_ACCESS_DENIED | - ZFCP_STATUS_COMMON_ACCESS_BOXED))) + atomic_clear_mask(mask, &port->status); + + if (!common_mask) return; - zfcp_erp_unit_reopen(unit, ZFCP_STATUS_COMMON_ERP_FAILED, id, ref); + if (clear_counter) + atomic_set(&port->erp_counter, 0); + + shost_for_each_device(sdev, port->adapter->scsi_host) + if (sdev_to_zfcp(sdev)->port == port) { + atomic_clear_mask(common_mask, + &sdev_to_zfcp(sdev)->status); + if (clear_counter) + atomic_set(&sdev_to_zfcp(sdev)->erp_counter, 0); + } } -static void zfcp_erp_port_access_changed(struct zfcp_port *port, char *id, - void *ref) +/** + * zfcp_erp_set_lun_status - set lun status bits + * @sdev: SCSI device / lun to set the status bits + * @mask: status bits to change + */ +void zfcp_erp_set_lun_status(struct scsi_device *sdev, u32 mask) { - struct zfcp_unit *unit; - unsigned long flags; - int status = atomic_read(&port->status); + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); - if (!(status & (ZFCP_STATUS_COMMON_ACCESS_DENIED | - ZFCP_STATUS_COMMON_ACCESS_BOXED))) { - read_lock_irqsave(&port->unit_list_lock, flags); - list_for_each_entry(unit, &port->unit_list, list) - zfcp_erp_unit_access_changed(unit, id, ref); - read_unlock_irqrestore(&port->unit_list_lock, flags); - return; - } - - zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED, id, ref); + atomic_set_mask(mask, &zfcp_sdev->status); } /** - * zfcp_erp_adapter_access_changed - Process change in adapter ACT - * @adapter: Adapter where the Access Control Table (ACT) changed - * @id: Id for debug trace - * @ref: Reference for debug trace + * zfcp_erp_clear_lun_status - clear lun status bits + * @sdev: SCSi device / lun to clear the status bits + * @mask: status bits to change */ -void zfcp_erp_adapter_access_changed(struct zfcp_adapter *adapter, char *id, - void *ref) +void zfcp_erp_clear_lun_status(struct scsi_device *sdev, u32 mask) { - unsigned long flags; - struct zfcp_port *port; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); - if (adapter->connection_features & FSF_FEATURE_NPIV_MODE) - return; + atomic_clear_mask(mask, &zfcp_sdev->status); - read_lock_irqsave(&adapter->port_list_lock, flags); - list_for_each_entry(port, &adapter->port_list, list) - zfcp_erp_port_access_changed(port, id, ref); - read_unlock_irqrestore(&adapter->port_list_lock, flags); + if (mask & ZFCP_STATUS_COMMON_ERP_FAILED) + atomic_set(&zfcp_sdev->erp_counter, 0); } + diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h index 3b93239c6f6..bf8f3e51483 100644 --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -15,12 +15,10 @@ #include "zfcp_fc.h" /* zfcp_aux.c */ -extern struct zfcp_unit *zfcp_get_unit_by_lun(struct zfcp_port *, u64); extern struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *, u64); extern struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *); extern struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *, u64, u32, u32); -extern struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *, u64); extern void zfcp_sg_free_table(struct scatterlist *, int); extern int zfcp_sg_setup_table(struct scatterlist *, int); extern void zfcp_device_unregister(struct device *, @@ -36,6 +34,14 @@ extern void zfcp_ccw_adapter_put(struct zfcp_adapter *); /* zfcp_cfdc.c */ extern struct miscdevice zfcp_cfdc_misc; +extern void zfcp_cfdc_port_denied(struct zfcp_port *, union fsf_status_qual *); +extern void zfcp_cfdc_lun_denied(struct scsi_device *, union fsf_status_qual *); +extern void zfcp_cfdc_lun_shrng_vltn(struct scsi_device *, + union fsf_status_qual *); +extern int zfcp_cfdc_open_lun_eval(struct scsi_device *, + struct fsf_qtcb_bottom_support *); +extern void zfcp_cfdc_adapter_access_changed(struct zfcp_adapter *); + /* zfcp_dbf.c */ extern int zfcp_dbf_adapter_register(struct zfcp_adapter *); @@ -44,10 +50,10 @@ extern void zfcp_dbf_rec_thread(char *, struct zfcp_dbf *); extern void zfcp_dbf_rec_thread_lock(char *, struct zfcp_dbf *); extern void zfcp_dbf_rec_adapter(char *, void *, struct zfcp_dbf *); extern void zfcp_dbf_rec_port(char *, void *, struct zfcp_port *); -extern void zfcp_dbf_rec_unit(char *, void *, struct zfcp_unit *); +extern void zfcp_dbf_rec_lun(char *, void *, struct scsi_device *); extern void zfcp_dbf_rec_trigger(char *, void *, u8, u8, void *, struct zfcp_adapter *, struct zfcp_port *, - struct zfcp_unit *); + struct scsi_device *); extern void zfcp_dbf_rec_action(char *, struct zfcp_erp_action *); extern void _zfcp_dbf_hba_fsf_response(const char *, int, struct zfcp_fsf_req *, struct zfcp_dbf *); @@ -65,34 +71,26 @@ extern void _zfcp_dbf_scsi(const char *, const char *, int, struct zfcp_dbf *, unsigned long); /* zfcp_erp.c */ -extern void zfcp_erp_modify_adapter_status(struct zfcp_adapter *, char *, - void *, u32, int); +extern void zfcp_erp_set_adapter_status(struct zfcp_adapter *, u32); +extern void zfcp_erp_clear_adapter_status(struct zfcp_adapter *, u32); extern void zfcp_erp_adapter_reopen(struct zfcp_adapter *, int, char *, void *); extern void zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int, char *, void *); -extern void zfcp_erp_adapter_failed(struct zfcp_adapter *, char *, void *); -extern void zfcp_erp_modify_port_status(struct zfcp_port *, char *, void *, u32, - int); +extern void zfcp_erp_set_port_status(struct zfcp_port *, u32); +extern void zfcp_erp_clear_port_status(struct zfcp_port *, u32); extern int zfcp_erp_port_reopen(struct zfcp_port *, int, char *, void *); extern void zfcp_erp_port_shutdown(struct zfcp_port *, int, char *, void *); extern void zfcp_erp_port_forced_reopen(struct zfcp_port *, int, char *, void *); -extern void zfcp_erp_port_failed(struct zfcp_port *, char *, void *); -extern void zfcp_erp_modify_unit_status(struct zfcp_unit *, char *, void *, u32, - int); -extern void zfcp_erp_unit_reopen(struct zfcp_unit *, int, char *, void *); -extern void zfcp_erp_unit_shutdown(struct zfcp_unit *, int, char *, void *); -extern void zfcp_erp_unit_failed(struct zfcp_unit *, char *, void *); +extern void zfcp_erp_set_lun_status(struct scsi_device *, u32); +extern void zfcp_erp_clear_lun_status(struct scsi_device *, u32); +extern void zfcp_erp_lun_reopen(struct scsi_device *, int, char *, void *); +extern void zfcp_erp_lun_shutdown(struct scsi_device *, int, char *, void *); +extern void zfcp_erp_lun_shutdown_wait(struct scsi_device *, char *); extern int zfcp_erp_thread_setup(struct zfcp_adapter *); extern void zfcp_erp_thread_kill(struct zfcp_adapter *); extern void zfcp_erp_wait(struct zfcp_adapter *); extern void zfcp_erp_notify(struct zfcp_erp_action *, unsigned long); -extern void zfcp_erp_port_boxed(struct zfcp_port *, char *, void *); -extern void zfcp_erp_unit_boxed(struct zfcp_unit *, char *, void *); -extern void zfcp_erp_port_access_denied(struct zfcp_port *, char *, void *); -extern void zfcp_erp_unit_access_denied(struct zfcp_unit *, char *, void *); -extern void zfcp_erp_adapter_access_changed(struct zfcp_adapter *, char *, - void *); extern void zfcp_erp_timeout_handler(unsigned long); /* zfcp_fc.c */ @@ -118,8 +116,8 @@ extern int zfcp_fsf_open_wka_port(struct zfcp_fc_wka_port *); extern int zfcp_fsf_close_wka_port(struct zfcp_fc_wka_port *); extern int zfcp_fsf_close_port(struct zfcp_erp_action *); extern int zfcp_fsf_close_physical_port(struct zfcp_erp_action *); -extern int zfcp_fsf_open_unit(struct zfcp_erp_action *); -extern int zfcp_fsf_close_unit(struct zfcp_erp_action *); +extern int zfcp_fsf_open_lun(struct zfcp_erp_action *); +extern int zfcp_fsf_close_lun(struct zfcp_erp_action *); extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *); extern int zfcp_fsf_exchange_config_data_sync(struct zfcp_qdio *, struct fsf_qtcb_bottom_config *); @@ -135,12 +133,10 @@ extern int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *, struct zfcp_fsf_ct_els *, mempool_t *, unsigned int); extern int zfcp_fsf_send_els(struct zfcp_adapter *, u32, struct zfcp_fsf_ct_els *, unsigned int); -extern int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *, - struct scsi_cmnd *); +extern int zfcp_fsf_fcp_cmnd(struct scsi_cmnd *); extern void zfcp_fsf_req_free(struct zfcp_fsf_req *); -extern struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *, u8); -extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long, - struct zfcp_unit *); +extern struct zfcp_fsf_req *zfcp_fsf_fcp_task_mgmt(struct scsi_cmnd *, u8); +extern struct zfcp_fsf_req *zfcp_fsf_abort_fcp_cmnd(struct scsi_cmnd *); extern void zfcp_fsf_reqid_check(struct zfcp_qdio *, int); /* zfcp_qdio.c */ @@ -163,8 +159,6 @@ extern void zfcp_scsi_rport_work(struct work_struct *); extern void zfcp_scsi_schedule_rport_register(struct zfcp_port *); extern void zfcp_scsi_schedule_rport_block(struct zfcp_port *); extern void zfcp_scsi_schedule_rports_block(struct zfcp_adapter *); -extern void zfcp_scsi_scan(struct zfcp_unit *); -extern void zfcp_scsi_scan_work(struct work_struct *); extern void zfcp_scsi_set_prot(struct zfcp_adapter *); extern void zfcp_scsi_dif_sense_error(struct scsi_cmnd *, int); @@ -175,4 +169,13 @@ extern struct attribute_group zfcp_sysfs_port_attrs; extern struct device_attribute *zfcp_sysfs_sdev_attrs[]; extern struct device_attribute *zfcp_sysfs_shost_attrs[]; +/* zfcp_unit.c */ +extern int zfcp_unit_add(struct zfcp_port *, u64); +extern int zfcp_unit_remove(struct zfcp_port *, u64); +extern struct zfcp_unit *zfcp_unit_find(struct zfcp_port *, u64); +extern struct scsi_device *zfcp_unit_sdev(struct zfcp_unit *unit); +extern void zfcp_unit_scsi_scan(struct zfcp_unit *); +extern void zfcp_unit_queue_scsi_scan(struct zfcp_port *); +extern unsigned int zfcp_unit_sdev_status(struct zfcp_unit *); + #endif /* ZFCP_EXT_H */ diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c index 6f3ed2b9a34..86fd905df48 100644 --- a/drivers/s390/scsi/zfcp_fc.c +++ b/drivers/s390/scsi/zfcp_fc.c @@ -365,7 +365,7 @@ void zfcp_fc_port_did_lookup(struct work_struct *work) } if (!port->d_id) { - zfcp_erp_port_failed(port, "fcgpn_2", NULL); + zfcp_erp_set_port_status(port, ZFCP_STATUS_COMMON_ERP_FAILED); goto out; } diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index 9d1d7d1842c..beaf0916cea 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -61,45 +61,6 @@ static u32 fsf_qtcb_type[] = { [FSF_QTCB_UPLOAD_CONTROL_FILE] = FSF_SUPPORT_COMMAND }; -static void zfcp_act_eval_err(struct zfcp_adapter *adapter, u32 table) -{ - u16 subtable = table >> 16; - u16 rule = table & 0xffff; - const char *act_type[] = { "unknown", "OS", "WWPN", "DID", "LUN" }; - - if (subtable && subtable < ARRAY_SIZE(act_type)) - dev_warn(&adapter->ccw_device->dev, - "Access denied according to ACT rule type %s, " - "rule %d\n", act_type[subtable], rule); -} - -static void zfcp_fsf_access_denied_port(struct zfcp_fsf_req *req, - struct zfcp_port *port) -{ - struct fsf_qtcb_header *header = &req->qtcb->header; - dev_warn(&req->adapter->ccw_device->dev, - "Access denied to port 0x%016Lx\n", - (unsigned long long)port->wwpn); - zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[0]); - zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[1]); - zfcp_erp_port_access_denied(port, "fspad_1", req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; -} - -static void zfcp_fsf_access_denied_unit(struct zfcp_fsf_req *req, - struct zfcp_unit *unit) -{ - struct fsf_qtcb_header *header = &req->qtcb->header; - dev_warn(&req->adapter->ccw_device->dev, - "Access denied to unit 0x%016Lx on port 0x%016Lx\n", - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn); - zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[0]); - zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[1]); - zfcp_erp_unit_access_denied(unit, "fsuad_1", req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; -} - static void zfcp_fsf_class_not_supp(struct zfcp_fsf_req *req) { dev_err(&req->adapter->ccw_device->dev, "FCP device not " @@ -143,7 +104,7 @@ static void zfcp_fsf_status_read_port_closed(struct zfcp_fsf_req *req) read_unlock_irqrestore(&adapter->port_list_lock, flags); } -static void zfcp_fsf_link_down_info_eval(struct zfcp_fsf_req *req, char *id, +static void zfcp_fsf_link_down_info_eval(struct zfcp_fsf_req *req, struct fsf_link_down_info *link_down) { struct zfcp_adapter *adapter = req->adapter; @@ -223,7 +184,7 @@ static void zfcp_fsf_link_down_info_eval(struct zfcp_fsf_req *req, char *id, "the FC fabric is down\n"); } out: - zfcp_erp_adapter_failed(adapter, id, req); + zfcp_erp_set_adapter_status(adapter, ZFCP_STATUS_COMMON_ERP_FAILED); } static void zfcp_fsf_status_read_link_down(struct zfcp_fsf_req *req) @@ -234,13 +195,13 @@ static void zfcp_fsf_status_read_link_down(struct zfcp_fsf_req *req) switch (sr_buf->status_subtype) { case FSF_STATUS_READ_SUB_NO_PHYSICAL_LINK: - zfcp_fsf_link_down_info_eval(req, "fssrld1", ldi); + zfcp_fsf_link_down_info_eval(req, ldi); break; case FSF_STATUS_READ_SUB_FDISC_FAILED: - zfcp_fsf_link_down_info_eval(req, "fssrld2", ldi); + zfcp_fsf_link_down_info_eval(req, ldi); break; case FSF_STATUS_READ_SUB_FIRMWARE_UPDATE: - zfcp_fsf_link_down_info_eval(req, "fssrld3", NULL); + zfcp_fsf_link_down_info_eval(req, NULL); }; } @@ -281,9 +242,8 @@ static void zfcp_fsf_status_read_handler(struct zfcp_fsf_req *req) dev_info(&adapter->ccw_device->dev, "The local link has been restored\n"); /* All ports should be marked as ready to run again */ - zfcp_erp_modify_adapter_status(adapter, "fssrh_1", NULL, - ZFCP_STATUS_COMMON_RUNNING, - ZFCP_SET); + zfcp_erp_set_adapter_status(adapter, + ZFCP_STATUS_COMMON_RUNNING); zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED | ZFCP_STATUS_COMMON_ERP_FAILED, @@ -293,13 +253,12 @@ static void zfcp_fsf_status_read_handler(struct zfcp_fsf_req *req) break; case FSF_STATUS_READ_NOTIFICATION_LOST: if (sr_buf->status_subtype & FSF_STATUS_READ_SUB_ACT_UPDATED) - zfcp_erp_adapter_access_changed(adapter, "fssrh_3", - req); + zfcp_cfdc_adapter_access_changed(adapter); if (sr_buf->status_subtype & FSF_STATUS_READ_SUB_INCOMING_ELS) queue_work(adapter->work_queue, &adapter->scan_work); break; case FSF_STATUS_READ_CFDC_UPDATED: - zfcp_erp_adapter_access_changed(adapter, "fssrh_4", req); + zfcp_cfdc_adapter_access_changed(adapter); break; case FSF_STATUS_READ_FEATURE_UPDATE_ALERT: adapter->adapter_features = sr_buf->payload.word[0]; @@ -399,16 +358,14 @@ static void zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *req) zfcp_erp_adapter_shutdown(adapter, 0, "fspse_4", req); break; case FSF_PROT_LINK_DOWN: - zfcp_fsf_link_down_info_eval(req, "fspse_5", - &psq->link_down_info); + zfcp_fsf_link_down_info_eval(req, &psq->link_down_info); /* go through reopen to flush pending requests */ zfcp_erp_adapter_reopen(adapter, 0, "fspse_6", req); break; case FSF_PROT_REEST_QUEUE: /* All ports should be marked as ready to run again */ - zfcp_erp_modify_adapter_status(adapter, "fspse_7", NULL, - ZFCP_STATUS_COMMON_RUNNING, - ZFCP_SET); + zfcp_erp_set_adapter_status(adapter, + ZFCP_STATUS_COMMON_RUNNING); zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED | ZFCP_STATUS_COMMON_ERP_FAILED, @@ -578,7 +535,7 @@ static void zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *req) atomic_set_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK, &adapter->status); - zfcp_fsf_link_down_info_eval(req, "fsecdh2", + zfcp_fsf_link_down_info_eval(req, &qtcb->header.fsf_status_qual.link_down_info); break; default: @@ -644,7 +601,7 @@ static void zfcp_fsf_exchange_port_data_handler(struct zfcp_fsf_req *req) break; case FSF_EXCHANGE_CONFIG_DATA_INCOMPLETE: zfcp_fsf_exchange_port_evaluate(req); - zfcp_fsf_link_down_info_eval(req, "fsepdh1", + zfcp_fsf_link_down_info_eval(req, &qtcb->header.fsf_status_qual.link_down_info); break; } @@ -771,7 +728,7 @@ int zfcp_fsf_status_read(struct zfcp_qdio *qdio) struct fsf_status_read_buffer *sr_buf; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -805,13 +762,14 @@ failed_buf: zfcp_fsf_req_free(req); zfcp_dbf_hba_fsf_unsol("fail", adapter->dbf, NULL); out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } static void zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *req) { - struct zfcp_unit *unit = req->data; + struct scsi_device *sdev = req->data; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); union fsf_status_qual *fsq = &req->qtcb->header.fsf_status_qual; if (req->status & ZFCP_STATUS_FSFREQ_ERROR) @@ -820,14 +778,15 @@ static void zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *req) switch (req->qtcb->header.fsf_status) { case FSF_PORT_HANDLE_NOT_VALID: if (fsq->word[0] == fsq->word[1]) { - zfcp_erp_adapter_reopen(unit->port->adapter, 0, + zfcp_erp_adapter_reopen(zfcp_sdev->port->adapter, 0, "fsafch1", req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; } break; case FSF_LUN_HANDLE_NOT_VALID: if (fsq->word[0] == fsq->word[1]) { - zfcp_erp_port_reopen(unit->port, 0, "fsafch2", req); + zfcp_erp_port_reopen(zfcp_sdev->port, 0, "fsafch2", + req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; } break; @@ -835,17 +794,23 @@ static void zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *req) req->status |= ZFCP_STATUS_FSFREQ_ABORTNOTNEEDED; break; case FSF_PORT_BOXED: - zfcp_erp_port_boxed(unit->port, "fsafch3", req); + zfcp_erp_set_port_status(zfcp_sdev->port, + ZFCP_STATUS_COMMON_ACCESS_BOXED); + zfcp_erp_port_reopen(zfcp_sdev->port, + ZFCP_STATUS_COMMON_ERP_FAILED, "fsafch3", + req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_LUN_BOXED: - zfcp_erp_unit_boxed(unit, "fsafch4", req); + zfcp_erp_set_lun_status(sdev, ZFCP_STATUS_COMMON_ACCESS_BOXED); + zfcp_erp_lun_reopen(sdev, ZFCP_STATUS_COMMON_ERP_FAILED, + "fsafch4", req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_ADAPTER_STATUS_AVAILABLE: switch (fsq->word[0]) { case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - zfcp_fc_test_link(unit->port); + zfcp_fc_test_link(zfcp_sdev->port); /* fall through */ case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: req->status |= ZFCP_STATUS_FSFREQ_ERROR; @@ -859,19 +824,20 @@ static void zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *req) } /** - * zfcp_fsf_abort_fcp_command - abort running SCSI command - * @old_req_id: unsigned long - * @unit: pointer to struct zfcp_unit + * zfcp_fsf_abort_fcp_cmnd - abort running SCSI command + * @scmnd: The SCSI command to abort * Returns: pointer to struct zfcp_fsf_req */ -struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long old_req_id, - struct zfcp_unit *unit) +struct zfcp_fsf_req *zfcp_fsf_abort_fcp_cmnd(struct scsi_cmnd *scmnd) { struct zfcp_fsf_req *req = NULL; - struct zfcp_qdio *qdio = unit->port->adapter->qdio; + struct scsi_device *sdev = scmnd->device; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + struct zfcp_qdio *qdio = zfcp_sdev->port->adapter->qdio; + unsigned long old_req_id = (unsigned long) scmnd->host_scribble; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; req = zfcp_fsf_req_create(qdio, FSF_QTCB_ABORT_FCP_CMND, @@ -882,16 +848,16 @@ struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long old_req_id, goto out; } - if (unlikely(!(atomic_read(&unit->status) & + if (unlikely(!(atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_UNBLOCKED))) goto out_error_free; zfcp_qdio_set_sbale_last(qdio, &req->qdio_req); - req->data = unit; + req->data = zfcp_sdev; req->handler = zfcp_fsf_abort_fcp_command_handler; - req->qtcb->header.lun_handle = unit->handle; - req->qtcb->header.port_handle = unit->port->handle; + req->qtcb->header.lun_handle = zfcp_sdev->lun_handle; + req->qtcb->header.port_handle = zfcp_sdev->port->handle; req->qtcb->bottom.support.req_handle = (u64) old_req_id; zfcp_fsf_start_timer(req, ZFCP_SCSI_ER_TIMEOUT); @@ -902,7 +868,7 @@ out_error_free: zfcp_fsf_req_free(req); req = NULL; out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return req; } @@ -1041,7 +1007,7 @@ int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *wka_port, struct zfcp_fsf_req *req; int ret = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1073,7 +1039,7 @@ int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *wka_port, failed_send: zfcp_fsf_req_free(req); out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return ret; } @@ -1111,8 +1077,10 @@ static void zfcp_fsf_send_els_handler(struct zfcp_fsf_req *req) case FSF_RESPONSE_SIZE_TOO_LARGE: break; case FSF_ACCESS_DENIED: - if (port) - zfcp_fsf_access_denied_port(req, port); + if (port) { + zfcp_cfdc_port_denied(port, &header->fsf_status_qual); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; + } break; case FSF_SBAL_MISMATCH: /* should never occure, avoided in zfcp_fsf_send_els */ @@ -1137,7 +1105,7 @@ int zfcp_fsf_send_els(struct zfcp_adapter *adapter, u32 d_id, struct zfcp_qdio *qdio = adapter->qdio; int ret = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1173,7 +1141,7 @@ int zfcp_fsf_send_els(struct zfcp_adapter *adapter, u32 d_id, failed_send: zfcp_fsf_req_free(req); out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return ret; } @@ -1183,7 +1151,7 @@ int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action) struct zfcp_qdio *qdio = erp_action->adapter->qdio; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1215,7 +1183,7 @@ int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action) erp_action->fsf_req_id = 0; } out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } @@ -1225,7 +1193,7 @@ int zfcp_fsf_exchange_config_data_sync(struct zfcp_qdio *qdio, struct zfcp_fsf_req *req = NULL; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out_unlock; @@ -1251,7 +1219,7 @@ int zfcp_fsf_exchange_config_data_sync(struct zfcp_qdio *qdio, zfcp_fsf_start_timer(req, ZFCP_FSF_REQUEST_TIMEOUT); retval = zfcp_fsf_req_send(req); - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); if (!retval) wait_for_completion(&req->completion); @@ -1259,7 +1227,7 @@ int zfcp_fsf_exchange_config_data_sync(struct zfcp_qdio *qdio, return retval; out_unlock: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } @@ -1277,7 +1245,7 @@ int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action) if (!(qdio->adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT)) return -EOPNOTSUPP; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1304,7 +1272,7 @@ int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action) erp_action->fsf_req_id = 0; } out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } @@ -1323,7 +1291,7 @@ int zfcp_fsf_exchange_port_data_sync(struct zfcp_qdio *qdio, if (!(qdio->adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT)) return -EOPNOTSUPP; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out_unlock; @@ -1343,7 +1311,7 @@ int zfcp_fsf_exchange_port_data_sync(struct zfcp_qdio *qdio, req->handler = zfcp_fsf_exchange_port_data_handler; zfcp_fsf_start_timer(req, ZFCP_FSF_REQUEST_TIMEOUT); retval = zfcp_fsf_req_send(req); - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); if (!retval) wait_for_completion(&req->completion); @@ -1353,7 +1321,7 @@ int zfcp_fsf_exchange_port_data_sync(struct zfcp_qdio *qdio, return retval; out_unlock: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } @@ -1370,14 +1338,16 @@ static void zfcp_fsf_open_port_handler(struct zfcp_fsf_req *req) case FSF_PORT_ALREADY_OPEN: break; case FSF_ACCESS_DENIED: - zfcp_fsf_access_denied_port(req, port); + zfcp_cfdc_port_denied(port, &header->fsf_status_qual); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_MAXIMUM_NUMBER_OF_PORTS_EXCEEDED: dev_warn(&req->adapter->ccw_device->dev, "Not enough FCP adapter resources to open " "remote port 0x%016Lx\n", (unsigned long long)port->wwpn); - zfcp_erp_port_failed(port, "fsoph_1", req); + zfcp_erp_set_port_status(port, + ZFCP_STATUS_COMMON_ERP_FAILED); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_ADAPTER_STATUS_AVAILABLE: @@ -1437,7 +1407,7 @@ int zfcp_fsf_open_port(struct zfcp_erp_action *erp_action) struct zfcp_fsf_req *req; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1468,7 +1438,7 @@ int zfcp_fsf_open_port(struct zfcp_erp_action *erp_action) put_device(&port->dev); } out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } @@ -1487,9 +1457,7 @@ static void zfcp_fsf_close_port_handler(struct zfcp_fsf_req *req) case FSF_ADAPTER_STATUS_AVAILABLE: break; case FSF_GOOD: - zfcp_erp_modify_port_status(port, "fscph_2", req, - ZFCP_STATUS_COMMON_OPEN, - ZFCP_CLEAR); + zfcp_erp_clear_port_status(port, ZFCP_STATUS_COMMON_OPEN); break; } } @@ -1505,7 +1473,7 @@ int zfcp_fsf_close_port(struct zfcp_erp_action *erp_action) struct zfcp_fsf_req *req; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1534,7 +1502,7 @@ int zfcp_fsf_close_port(struct zfcp_erp_action *erp_action) erp_action->fsf_req_id = 0; } out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } @@ -1580,7 +1548,7 @@ int zfcp_fsf_open_wka_port(struct zfcp_fc_wka_port *wka_port) struct zfcp_fsf_req *req; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1605,7 +1573,7 @@ int zfcp_fsf_open_wka_port(struct zfcp_fc_wka_port *wka_port) if (retval) zfcp_fsf_req_free(req); out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } @@ -1633,7 +1601,7 @@ int zfcp_fsf_close_wka_port(struct zfcp_fc_wka_port *wka_port) struct zfcp_fsf_req *req; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1658,7 +1626,7 @@ int zfcp_fsf_close_wka_port(struct zfcp_fc_wka_port *wka_port) if (retval) zfcp_fsf_req_free(req); out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } @@ -1666,7 +1634,7 @@ static void zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *req) { struct zfcp_port *port = req->data; struct fsf_qtcb_header *header = &req->qtcb->header; - struct zfcp_unit *unit; + struct scsi_device *sdev; if (req->status & ZFCP_STATUS_FSFREQ_ERROR) return; @@ -1677,18 +1645,19 @@ static void zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *req) req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_ACCESS_DENIED: - zfcp_fsf_access_denied_port(req, port); + zfcp_cfdc_port_denied(port, &header->fsf_status_qual); break; case FSF_PORT_BOXED: /* can't use generic zfcp_erp_modify_port_status because * ZFCP_STATUS_COMMON_OPEN must not be reset for the port */ atomic_clear_mask(ZFCP_STATUS_PORT_PHYS_OPEN, &port->status); - read_lock(&port->unit_list_lock); - list_for_each_entry(unit, &port->unit_list, list) - atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, - &unit->status); - read_unlock(&port->unit_list_lock); - zfcp_erp_port_boxed(port, "fscpph2", req); + shost_for_each_device(sdev, port->adapter->scsi_host) + if (sdev_to_zfcp(sdev)->port == port) + atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, + &sdev_to_zfcp(sdev)->status); + zfcp_erp_set_port_status(port, ZFCP_STATUS_COMMON_ACCESS_BOXED); + zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED, + "fscpph2", req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_ADAPTER_STATUS_AVAILABLE: @@ -1705,11 +1674,10 @@ static void zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *req) * ZFCP_STATUS_COMMON_OPEN must not be reset for the port */ atomic_clear_mask(ZFCP_STATUS_PORT_PHYS_OPEN, &port->status); - read_lock(&port->unit_list_lock); - list_for_each_entry(unit, &port->unit_list, list) - atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, - &unit->status); - read_unlock(&port->unit_list_lock); + shost_for_each_device(sdev, port->adapter->scsi_host) + if (sdev_to_zfcp(sdev)->port == port) + atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, + &sdev_to_zfcp(sdev)->status); break; } } @@ -1725,7 +1693,7 @@ int zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action) struct zfcp_fsf_req *req; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1754,69 +1722,57 @@ int zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action) erp_action->fsf_req_id = 0; } out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } -static void zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *req) +static void zfcp_fsf_open_lun_handler(struct zfcp_fsf_req *req) { struct zfcp_adapter *adapter = req->adapter; - struct zfcp_unit *unit = req->data; + struct scsi_device *sdev = req->data; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); struct fsf_qtcb_header *header = &req->qtcb->header; struct fsf_qtcb_bottom_support *bottom = &req->qtcb->bottom.support; - struct fsf_queue_designator *queue_designator = - &header->fsf_status_qual.fsf_queue_designator; - int exclusive, readwrite; if (req->status & ZFCP_STATUS_FSFREQ_ERROR) return; atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED | ZFCP_STATUS_COMMON_ACCESS_BOXED | - ZFCP_STATUS_UNIT_SHARED | - ZFCP_STATUS_UNIT_READONLY, - &unit->status); + ZFCP_STATUS_LUN_SHARED | + ZFCP_STATUS_LUN_READONLY, + &zfcp_sdev->status); switch (header->fsf_status) { case FSF_PORT_HANDLE_NOT_VALID: - zfcp_erp_adapter_reopen(unit->port->adapter, 0, "fsouh_1", req); + zfcp_erp_adapter_reopen(adapter, 0, "fsouh_1", req); /* fall through */ case FSF_LUN_ALREADY_OPEN: break; case FSF_ACCESS_DENIED: - zfcp_fsf_access_denied_unit(req, unit); - atomic_clear_mask(ZFCP_STATUS_UNIT_SHARED, &unit->status); - atomic_clear_mask(ZFCP_STATUS_UNIT_READONLY, &unit->status); + zfcp_cfdc_lun_denied(sdev, &header->fsf_status_qual); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_PORT_BOXED: - zfcp_erp_port_boxed(unit->port, "fsouh_2", req); + zfcp_erp_set_port_status(zfcp_sdev->port, + ZFCP_STATUS_COMMON_ACCESS_BOXED); + zfcp_erp_port_reopen(zfcp_sdev->port, + ZFCP_STATUS_COMMON_ERP_FAILED, "fsouh_2", + req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_LUN_SHARING_VIOLATION: - if (header->fsf_status_qual.word[0]) - dev_warn(&adapter->ccw_device->dev, - "LUN 0x%Lx on port 0x%Lx is already in " - "use by CSS%d, MIF Image ID %x\n", - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn, - queue_designator->cssid, - queue_designator->hla); - else - zfcp_act_eval_err(adapter, - header->fsf_status_qual.word[2]); - zfcp_erp_unit_access_denied(unit, "fsouh_3", req); - atomic_clear_mask(ZFCP_STATUS_UNIT_SHARED, &unit->status); - atomic_clear_mask(ZFCP_STATUS_UNIT_READONLY, &unit->status); + zfcp_cfdc_lun_shrng_vltn(sdev, &header->fsf_status_qual); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_MAXIMUM_NUMBER_OF_LUNS_EXCEEDED: dev_warn(&adapter->ccw_device->dev, "No handle is available for LUN " "0x%016Lx on port 0x%016Lx\n", - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn); - zfcp_erp_unit_failed(unit, "fsouh_4", req); + (unsigned long long)zfcp_scsi_dev_lun(sdev), + (unsigned long long)zfcp_sdev->port->wwpn); + zfcp_erp_set_lun_status(sdev, ZFCP_STATUS_COMMON_ERP_FAILED); /* fall through */ case FSF_INVALID_COMMAND_OPTION: req->status |= ZFCP_STATUS_FSFREQ_ERROR; @@ -1824,7 +1780,7 @@ static void zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *req) case FSF_ADAPTER_STATUS_AVAILABLE: switch (header->fsf_status_qual.word[0]) { case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - zfcp_fc_test_link(unit->port); + zfcp_fc_test_link(zfcp_sdev->port); /* fall through */ case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: req->status |= ZFCP_STATUS_FSFREQ_ERROR; @@ -1833,70 +1789,26 @@ static void zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *req) break; case FSF_GOOD: - unit->handle = header->lun_handle; - atomic_set_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status); - - if (!(adapter->connection_features & FSF_FEATURE_NPIV_MODE) && - (adapter->adapter_features & FSF_FEATURE_LUN_SHARING) && - !zfcp_ccw_priv_sch(adapter)) { - exclusive = (bottom->lun_access_info & - FSF_UNIT_ACCESS_EXCLUSIVE); - readwrite = (bottom->lun_access_info & - FSF_UNIT_ACCESS_OUTBOUND_TRANSFER); - - if (!exclusive) - atomic_set_mask(ZFCP_STATUS_UNIT_SHARED, - &unit->status); - - if (!readwrite) { - atomic_set_mask(ZFCP_STATUS_UNIT_READONLY, - &unit->status); - dev_info(&adapter->ccw_device->dev, - "SCSI device at LUN 0x%016Lx on port " - "0x%016Lx opened read-only\n", - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn); - } - - if (exclusive && !readwrite) { - dev_err(&adapter->ccw_device->dev, - "Exclusive read-only access not " - "supported (unit 0x%016Lx, " - "port 0x%016Lx)\n", - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn); - zfcp_erp_unit_failed(unit, "fsouh_5", req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; - zfcp_erp_unit_shutdown(unit, 0, "fsouh_6", req); - } else if (!exclusive && readwrite) { - dev_err(&adapter->ccw_device->dev, - "Shared read-write access not " - "supported (unit 0x%016Lx, port " - "0x%016Lx)\n", - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn); - zfcp_erp_unit_failed(unit, "fsouh_7", req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; - zfcp_erp_unit_shutdown(unit, 0, "fsouh_8", req); - } - } + zfcp_sdev->lun_handle = header->lun_handle; + atomic_set_mask(ZFCP_STATUS_COMMON_OPEN, &zfcp_sdev->status); + zfcp_cfdc_open_lun_eval(sdev, bottom); break; } } /** - * zfcp_fsf_open_unit - open unit + * zfcp_fsf_open_lun - open LUN * @erp_action: pointer to struct zfcp_erp_action * Returns: 0 on success, error otherwise */ -int zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action) +int zfcp_fsf_open_lun(struct zfcp_erp_action *erp_action) { struct zfcp_adapter *adapter = erp_action->adapter; struct zfcp_qdio *qdio = adapter->qdio; struct zfcp_fsf_req *req; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1913,9 +1825,9 @@ int zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action) zfcp_qdio_set_sbale_last(qdio, &req->qdio_req); req->qtcb->header.port_handle = erp_action->port->handle; - req->qtcb->bottom.support.fcp_lun = erp_action->unit->fcp_lun; - req->handler = zfcp_fsf_open_unit_handler; - req->data = erp_action->unit; + req->qtcb->bottom.support.fcp_lun = zfcp_scsi_dev_lun(erp_action->sdev); + req->handler = zfcp_fsf_open_lun_handler; + req->data = erp_action->sdev; req->erp_action = erp_action; erp_action->fsf_req_id = req->req_id; @@ -1929,34 +1841,40 @@ int zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action) erp_action->fsf_req_id = 0; } out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } -static void zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *req) +static void zfcp_fsf_close_lun_handler(struct zfcp_fsf_req *req) { - struct zfcp_unit *unit = req->data; + struct scsi_device *sdev = req->data; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); if (req->status & ZFCP_STATUS_FSFREQ_ERROR) return; switch (req->qtcb->header.fsf_status) { case FSF_PORT_HANDLE_NOT_VALID: - zfcp_erp_adapter_reopen(unit->port->adapter, 0, "fscuh_1", req); + zfcp_erp_adapter_reopen(zfcp_sdev->port->adapter, 0, "fscuh_1", + req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_LUN_HANDLE_NOT_VALID: - zfcp_erp_port_reopen(unit->port, 0, "fscuh_2", req); + zfcp_erp_port_reopen(zfcp_sdev->port, 0, "fscuh_2", req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_PORT_BOXED: - zfcp_erp_port_boxed(unit->port, "fscuh_3", req); + zfcp_erp_set_port_status(zfcp_sdev->port, + ZFCP_STATUS_COMMON_ACCESS_BOXED); + zfcp_erp_port_reopen(zfcp_sdev->port, + ZFCP_STATUS_COMMON_ERP_FAILED, "fscuh_3", + req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_ADAPTER_STATUS_AVAILABLE: switch (req->qtcb->header.fsf_status_qual.word[0]) { case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - zfcp_fc_test_link(unit->port); + zfcp_fc_test_link(zfcp_sdev->port); /* fall through */ case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: req->status |= ZFCP_STATUS_FSFREQ_ERROR; @@ -1964,23 +1882,24 @@ static void zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *req) } break; case FSF_GOOD: - atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status); + atomic_clear_mask(ZFCP_STATUS_COMMON_OPEN, &zfcp_sdev->status); break; } } /** - * zfcp_fsf_close_unit - close zfcp unit - * @erp_action: pointer to struct zfcp_unit + * zfcp_fsf_close_LUN - close LUN + * @erp_action: pointer to erp_action triggering the "close LUN" * Returns: 0 on success, error otherwise */ -int zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action) +int zfcp_fsf_close_lun(struct zfcp_erp_action *erp_action) { struct zfcp_qdio *qdio = erp_action->adapter->qdio; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(erp_action->sdev); struct zfcp_fsf_req *req; int retval = -EIO; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -1997,9 +1916,9 @@ int zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action) zfcp_qdio_set_sbale_last(qdio, &req->qdio_req); req->qtcb->header.port_handle = erp_action->port->handle; - req->qtcb->header.lun_handle = erp_action->unit->handle; - req->handler = zfcp_fsf_close_unit_handler; - req->data = erp_action->unit; + req->qtcb->header.lun_handle = zfcp_sdev->lun_handle; + req->handler = zfcp_fsf_close_lun_handler; + req->data = erp_action->sdev; req->erp_action = erp_action; erp_action->fsf_req_id = req->req_id; @@ -2010,7 +1929,7 @@ int zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action) erp_action->fsf_req_id = 0; } out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return retval; } @@ -2025,7 +1944,7 @@ static void zfcp_fsf_req_trace(struct zfcp_fsf_req *req, struct scsi_cmnd *scsi) { struct fsf_qual_latency_info *lat_in; struct latency_cont *lat = NULL; - struct zfcp_unit *unit = req->unit; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scsi->device); struct zfcp_blk_drv_data blktrc; int ticks = req->adapter->timer_ticks; @@ -2048,24 +1967,24 @@ static void zfcp_fsf_req_trace(struct zfcp_fsf_req *req, struct scsi_cmnd *scsi) case FSF_DATADIR_DIF_READ_STRIP: case FSF_DATADIR_DIF_READ_CONVERT: case FSF_DATADIR_READ: - lat = &unit->latencies.read; + lat = &zfcp_sdev->latencies.read; break; case FSF_DATADIR_DIF_WRITE_INSERT: case FSF_DATADIR_DIF_WRITE_CONVERT: case FSF_DATADIR_WRITE: - lat = &unit->latencies.write; + lat = &zfcp_sdev->latencies.write; break; case FSF_DATADIR_CMND: - lat = &unit->latencies.cmd; + lat = &zfcp_sdev->latencies.cmd; break; } if (lat) { - spin_lock(&unit->latencies.lock); + spin_lock(&zfcp_sdev->latencies.lock); zfcp_fsf_update_lat(&lat->channel, lat_in->channel_lat); zfcp_fsf_update_lat(&lat->fabric, lat_in->fabric_lat); lat->counter++; - spin_unlock(&unit->latencies.lock); + spin_unlock(&zfcp_sdev->latencies.lock); } } @@ -2073,12 +1992,88 @@ static void zfcp_fsf_req_trace(struct zfcp_fsf_req *req, struct scsi_cmnd *scsi) sizeof(blktrc)); } -static void zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *req) +static void zfcp_fsf_fcp_handler_common(struct zfcp_fsf_req *req) +{ + struct scsi_cmnd *scmnd = req->data; + struct scsi_device *sdev = scmnd->device; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + struct fsf_qtcb_header *header = &req->qtcb->header; + + if (unlikely(req->status & ZFCP_STATUS_FSFREQ_ERROR)) + return; + + switch (header->fsf_status) { + case FSF_HANDLE_MISMATCH: + case FSF_PORT_HANDLE_NOT_VALID: + zfcp_erp_adapter_reopen(zfcp_sdev->port->adapter, 0, "fssfch1", + req); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; + break; + case FSF_FCPLUN_NOT_VALID: + case FSF_LUN_HANDLE_NOT_VALID: + zfcp_erp_port_reopen(zfcp_sdev->port, 0, "fssfch2", req); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; + break; + case FSF_SERVICE_CLASS_NOT_SUPPORTED: + zfcp_fsf_class_not_supp(req); + break; + case FSF_ACCESS_DENIED: + zfcp_cfdc_lun_denied(sdev, &header->fsf_status_qual); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; + break; + case FSF_DIRECTION_INDICATOR_NOT_VALID: + dev_err(&req->adapter->ccw_device->dev, + "Incorrect direction %d, LUN 0x%016Lx on port " + "0x%016Lx closed\n", + req->qtcb->bottom.io.data_direction, + (unsigned long long)zfcp_scsi_dev_lun(sdev), + (unsigned long long)zfcp_sdev->port->wwpn); + zfcp_erp_adapter_shutdown(zfcp_sdev->port->adapter, 0, + "fssfch3", req); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; + break; + case FSF_CMND_LENGTH_NOT_VALID: + dev_err(&req->adapter->ccw_device->dev, + "Incorrect CDB length %d, LUN 0x%016Lx on " + "port 0x%016Lx closed\n", + req->qtcb->bottom.io.fcp_cmnd_length, + (unsigned long long)zfcp_scsi_dev_lun(sdev), + (unsigned long long)zfcp_sdev->port->wwpn); + zfcp_erp_adapter_shutdown(zfcp_sdev->port->adapter, 0, + "fssfch4", req); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; + break; + case FSF_PORT_BOXED: + zfcp_erp_set_port_status(zfcp_sdev->port, + ZFCP_STATUS_COMMON_ACCESS_BOXED); + zfcp_erp_port_reopen(zfcp_sdev->port, + ZFCP_STATUS_COMMON_ERP_FAILED, "fssfch5", + req); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; + break; + case FSF_LUN_BOXED: + zfcp_erp_set_lun_status(sdev, ZFCP_STATUS_COMMON_ACCESS_BOXED); + zfcp_erp_lun_reopen(sdev, ZFCP_STATUS_COMMON_ERP_FAILED, + "fssfch6", req); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; + break; + case FSF_ADAPTER_STATUS_AVAILABLE: + if (header->fsf_status_qual.word[0] == + FSF_SQ_INVOKE_LINK_TEST_PROCEDURE) + zfcp_fc_test_link(zfcp_sdev->port); + req->status |= ZFCP_STATUS_FSFREQ_ERROR; + break; + } +} + +static void zfcp_fsf_fcp_cmnd_handler(struct zfcp_fsf_req *req) { struct scsi_cmnd *scpnt; struct fcp_resp_with_ext *fcp_rsp; unsigned long flags; + zfcp_fsf_fcp_handler_common(req); + read_lock_irqsave(&req->adapter->abort_lock, flags); scpnt = req->data; @@ -2125,97 +2120,6 @@ skip_fsfstatus: read_unlock_irqrestore(&req->adapter->abort_lock, flags); } -static void zfcp_fsf_send_fcp_ctm_handler(struct zfcp_fsf_req *req) -{ - struct fcp_resp_with_ext *fcp_rsp; - struct fcp_resp_rsp_info *rsp_info; - - fcp_rsp = (struct fcp_resp_with_ext *) &req->qtcb->bottom.io.fcp_rsp; - rsp_info = (struct fcp_resp_rsp_info *) &fcp_rsp[1]; - - if ((rsp_info->rsp_code != FCP_TMF_CMPL) || - (req->status & ZFCP_STATUS_FSFREQ_ERROR)) - req->status |= ZFCP_STATUS_FSFREQ_TMFUNCFAILED; -} - - -static void zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *req) -{ - struct zfcp_unit *unit; - struct fsf_qtcb_header *header = &req->qtcb->header; - - if (unlikely(req->status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT)) - unit = req->data; - else - unit = req->unit; - - if (unlikely(req->status & ZFCP_STATUS_FSFREQ_ERROR)) - goto skip_fsfstatus; - - switch (header->fsf_status) { - case FSF_HANDLE_MISMATCH: - case FSF_PORT_HANDLE_NOT_VALID: - zfcp_erp_adapter_reopen(unit->port->adapter, 0, "fssfch1", req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; - break; - case FSF_FCPLUN_NOT_VALID: - case FSF_LUN_HANDLE_NOT_VALID: - zfcp_erp_port_reopen(unit->port, 0, "fssfch2", req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; - break; - case FSF_SERVICE_CLASS_NOT_SUPPORTED: - zfcp_fsf_class_not_supp(req); - break; - case FSF_ACCESS_DENIED: - zfcp_fsf_access_denied_unit(req, unit); - break; - case FSF_DIRECTION_INDICATOR_NOT_VALID: - dev_err(&req->adapter->ccw_device->dev, - "Incorrect direction %d, unit 0x%016Lx on port " - "0x%016Lx closed\n", - req->qtcb->bottom.io.data_direction, - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn); - zfcp_erp_adapter_shutdown(unit->port->adapter, 0, "fssfch3", - req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; - break; - case FSF_CMND_LENGTH_NOT_VALID: - dev_err(&req->adapter->ccw_device->dev, - "Incorrect CDB length %d, unit 0x%016Lx on " - "port 0x%016Lx closed\n", - req->qtcb->bottom.io.fcp_cmnd_length, - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn); - zfcp_erp_adapter_shutdown(unit->port->adapter, 0, "fssfch4", - req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; - break; - case FSF_PORT_BOXED: - zfcp_erp_port_boxed(unit->port, "fssfch5", req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; - break; - case FSF_LUN_BOXED: - zfcp_erp_unit_boxed(unit, "fssfch6", req); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; - break; - case FSF_ADAPTER_STATUS_AVAILABLE: - if (header->fsf_status_qual.word[0] == - FSF_SQ_INVOKE_LINK_TEST_PROCEDURE) - zfcp_fc_test_link(unit->port); - req->status |= ZFCP_STATUS_FSFREQ_ERROR; - break; - } -skip_fsfstatus: - if (req->status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT) - zfcp_fsf_send_fcp_ctm_handler(req); - else { - zfcp_fsf_send_fcp_command_task_handler(req); - req->unit = NULL; - put_device(&unit->dev); - } -} - static int zfcp_fsf_set_data_dir(struct scsi_cmnd *scsi_cmnd, u32 *data_dir) { switch (scsi_get_prot_op(scsi_cmnd)) { @@ -2255,22 +2159,22 @@ static int zfcp_fsf_set_data_dir(struct scsi_cmnd *scsi_cmnd, u32 *data_dir) } /** - * zfcp_fsf_send_fcp_command_task - initiate an FCP command (for a SCSI command) - * @unit: unit where command is sent to + * zfcp_fsf_fcp_cmnd - initiate an FCP command (for a SCSI command) * @scsi_cmnd: scsi command to be sent */ -int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit, - struct scsi_cmnd *scsi_cmnd) +int zfcp_fsf_fcp_cmnd(struct scsi_cmnd *scsi_cmnd) { struct zfcp_fsf_req *req; struct fcp_cmnd *fcp_cmnd; unsigned int sbtype = SBAL_FLAGS0_TYPE_READ; int real_bytes, retval = -EIO, dix_bytes = 0; - struct zfcp_adapter *adapter = unit->port->adapter; + struct scsi_device *sdev = scsi_cmnd->device; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + struct zfcp_adapter *adapter = zfcp_sdev->port->adapter; struct zfcp_qdio *qdio = adapter->qdio; struct fsf_qtcb_bottom_io *io; - if (unlikely(!(atomic_read(&unit->status) & + if (unlikely(!(atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_UNBLOCKED))) return -EBUSY; @@ -2295,11 +2199,10 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit, io = &req->qtcb->bottom.io; req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - req->unit = unit; req->data = scsi_cmnd; - req->handler = zfcp_fsf_send_fcp_command_handler; - req->qtcb->header.lun_handle = unit->handle; - req->qtcb->header.port_handle = unit->port->handle; + req->handler = zfcp_fsf_fcp_cmnd_handler; + req->qtcb->header.lun_handle = zfcp_sdev->lun_handle; + req->qtcb->header.port_handle = zfcp_sdev->port->handle; io->service_class = FSF_CLASS_3; io->fcp_cmnd_length = FCP_CMND_LEN; @@ -2310,8 +2213,6 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit, zfcp_fsf_set_data_dir(scsi_cmnd, &io->data_direction); - get_device(&unit->dev); - fcp_cmnd = (struct fcp_cmnd *) &req->qtcb->bottom.io.fcp_cmnd; zfcp_fc_scsi_to_fcp(fcp_cmnd, scsi_cmnd); @@ -2338,7 +2239,6 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit, goto out; failed_scsi_cmnd: - put_device(&unit->dev); zfcp_fsf_req_free(req); scsi_cmnd->host_scribble = NULL; out: @@ -2346,23 +2246,40 @@ out: return retval; } +static void zfcp_fsf_fcp_task_mgmt_handler(struct zfcp_fsf_req *req) +{ + struct fcp_resp_with_ext *fcp_rsp; + struct fcp_resp_rsp_info *rsp_info; + + zfcp_fsf_fcp_handler_common(req); + + fcp_rsp = (struct fcp_resp_with_ext *) &req->qtcb->bottom.io.fcp_rsp; + rsp_info = (struct fcp_resp_rsp_info *) &fcp_rsp[1]; + + if ((rsp_info->rsp_code != FCP_TMF_CMPL) || + (req->status & ZFCP_STATUS_FSFREQ_ERROR)) + req->status |= ZFCP_STATUS_FSFREQ_TMFUNCFAILED; +} + /** - * zfcp_fsf_send_fcp_ctm - send SCSI task management command - * @unit: pointer to struct zfcp_unit + * zfcp_fsf_fcp_task_mgmt - send SCSI task management command + * @scmnd: SCSI command to send the task management command for * @tm_flags: unsigned byte for task management flags * Returns: on success pointer to struct fsf_req, NULL otherwise */ -struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *unit, u8 tm_flags) +struct zfcp_fsf_req *zfcp_fsf_fcp_task_mgmt(struct scsi_cmnd *scmnd, + u8 tm_flags) { struct zfcp_fsf_req *req = NULL; struct fcp_cmnd *fcp_cmnd; - struct zfcp_qdio *qdio = unit->port->adapter->qdio; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scmnd->device); + struct zfcp_qdio *qdio = zfcp_sdev->port->adapter->qdio; - if (unlikely(!(atomic_read(&unit->status) & + if (unlikely(!(atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_UNBLOCKED))) return NULL; - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -2376,10 +2293,10 @@ struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *unit, u8 tm_flags) } req->status |= ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT; - req->data = unit; - req->handler = zfcp_fsf_send_fcp_command_handler; - req->qtcb->header.lun_handle = unit->handle; - req->qtcb->header.port_handle = unit->port->handle; + req->data = scmnd; + req->handler = zfcp_fsf_fcp_task_mgmt_handler; + req->qtcb->header.lun_handle = zfcp_sdev->lun_handle; + req->qtcb->header.port_handle = zfcp_sdev->port->handle; req->qtcb->bottom.io.data_direction = FSF_DATADIR_CMND; req->qtcb->bottom.io.service_class = FSF_CLASS_3; req->qtcb->bottom.io.fcp_cmnd_length = FCP_CMND_LEN; @@ -2387,7 +2304,7 @@ struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *unit, u8 tm_flags) zfcp_qdio_set_sbale_last(qdio, &req->qdio_req); fcp_cmnd = (struct fcp_cmnd *) &req->qtcb->bottom.io.fcp_cmnd; - zfcp_fc_fcp_tm(fcp_cmnd, unit->device, tm_flags); + zfcp_fc_fcp_tm(fcp_cmnd, scmnd->device, tm_flags); zfcp_fsf_start_timer(req, ZFCP_SCSI_ER_TIMEOUT); if (!zfcp_fsf_req_send(req)) @@ -2396,7 +2313,7 @@ struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *unit, u8 tm_flags) zfcp_fsf_req_free(req); req = NULL; out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return req; } @@ -2432,7 +2349,7 @@ struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *adapter, return ERR_PTR(-EINVAL); } - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) goto out; @@ -2459,7 +2376,7 @@ struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *adapter, zfcp_fsf_start_timer(req, ZFCP_FSF_REQUEST_TIMEOUT); retval = zfcp_fsf_req_send(req); out: - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); if (!retval) { wait_for_completion(&req->completion); diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index b2635759721..60e6e5714eb 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -60,13 +60,11 @@ static inline void zfcp_qdio_account(struct zfcp_qdio *qdio) unsigned long long now, span; int used; - spin_lock(&qdio->stat_lock); now = get_clock_monotonic(); span = (now - qdio->req_q_time) >> 12; used = QDIO_MAX_BUFFERS_PER_Q - atomic_read(&qdio->req_q_free); qdio->req_q_util += used * span; qdio->req_q_time = now; - spin_unlock(&qdio->stat_lock); } static void zfcp_qdio_int_req(struct ccw_device *cdev, unsigned int qdio_err, @@ -84,7 +82,9 @@ static void zfcp_qdio_int_req(struct ccw_device *cdev, unsigned int qdio_err, /* cleanup all SBALs being program-owned now */ zfcp_qdio_zero_sbals(qdio->req_q, idx, count); + spin_lock_irq(&qdio->stat_lock); zfcp_qdio_account(qdio); + spin_unlock_irq(&qdio->stat_lock); atomic_add(count, &qdio->req_q_free); wake_up(&qdio->req_q_wq); } @@ -201,11 +201,11 @@ int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, static int zfcp_qdio_sbal_check(struct zfcp_qdio *qdio) { - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); if (atomic_read(&qdio->req_q_free) || !(atomic_read(&qdio->adapter->status) & ZFCP_STATUS_ADAPTER_QDIOUP)) return 1; - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); return 0; } @@ -223,7 +223,7 @@ int zfcp_qdio_sbal_get(struct zfcp_qdio *qdio) { long ret; - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); ret = wait_event_interruptible_timeout(qdio->req_q_wq, zfcp_qdio_sbal_check(qdio), 5 * HZ); @@ -239,7 +239,7 @@ int zfcp_qdio_sbal_get(struct zfcp_qdio *qdio) zfcp_erp_adapter_reopen(qdio->adapter, 0, "qdsbg_1", NULL); } - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); return -EIO; } @@ -254,7 +254,9 @@ int zfcp_qdio_send(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) int retval; u8 sbal_number = q_req->sbal_number; + spin_lock(&qdio->stat_lock); zfcp_qdio_account(qdio); + spin_unlock(&qdio->stat_lock); retval = do_QDIO(qdio->adapter->ccw_device, QDIO_FLAG_SYNC_OUTPUT, 0, q_req->sbal_first, sbal_number); @@ -328,9 +330,9 @@ void zfcp_qdio_close(struct zfcp_qdio *qdio) return; /* clear QDIOUP flag, thus do_QDIO is not called during qdio_shutdown */ - spin_lock_bh(&qdio->req_q_lock); + spin_lock_irq(&qdio->req_q_lock); atomic_clear_mask(ZFCP_STATUS_ADAPTER_QDIOUP, &adapter->status); - spin_unlock_bh(&qdio->req_q_lock); + spin_unlock_irq(&qdio->req_q_lock); wake_up(&qdio->req_q_wq); diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 208256e39de..50286d8707f 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -49,11 +49,12 @@ static int zfcp_scsi_change_queue_depth(struct scsi_device *sdev, int depth, return sdev->queue_depth; } -static void zfcp_scsi_slave_destroy(struct scsi_device *sdpnt) +static void zfcp_scsi_slave_destroy(struct scsi_device *sdev) { - struct zfcp_unit *unit = (struct zfcp_unit *) sdpnt->hostdata; - unit->device = NULL; - put_device(&unit->dev); + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + + zfcp_erp_lun_shutdown_wait(sdev, "scssd_1"); + put_device(&zfcp_sdev->port->dev); } static int zfcp_scsi_slave_configure(struct scsi_device *sdp) @@ -78,23 +79,16 @@ static void zfcp_scsi_command_fail(struct scsi_cmnd *scpnt, int result) static int zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt, void (*done) (struct scsi_cmnd *)) { - struct zfcp_unit *unit; - struct zfcp_adapter *adapter; - int status, scsi_result, ret; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scpnt->device); + struct zfcp_adapter *adapter = zfcp_sdev->port->adapter; struct fc_rport *rport = starget_to_rport(scsi_target(scpnt->device)); + int status, scsi_result, ret; /* reset the status for this request */ scpnt->result = 0; scpnt->host_scribble = NULL; scpnt->scsi_done = done; - /* - * figure out adapter and target device - * (stored there by zfcp_scsi_slave_alloc) - */ - adapter = (struct zfcp_adapter *) scpnt->device->host->hostdata[0]; - unit = scpnt->device->hostdata; - scsi_result = fc_remote_port_chkready(rport); if (unlikely(scsi_result)) { scpnt->result = scsi_result; @@ -103,11 +97,11 @@ static int zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt, return 0; } - status = atomic_read(&unit->status); + status = atomic_read(&zfcp_sdev->status); if (unlikely(status & ZFCP_STATUS_COMMON_ERP_FAILED) && - !(atomic_read(&unit->port->status) & + !(atomic_read(&zfcp_sdev->port->status) & ZFCP_STATUS_COMMON_ERP_FAILED)) { - /* only unit access denied, but port is good + /* only LUN access denied, but port is good * not covered by FC transport, have to fail here */ zfcp_scsi_command_fail(scpnt, DID_ERROR); return 0; @@ -115,8 +109,8 @@ static int zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt, if (unlikely(!(status & ZFCP_STATUS_COMMON_UNBLOCKED))) { /* This could be either - * open unit pending: this is temporary, will result in - * open unit or ERP_FAILED, so retry command + * open LUN pending: this is temporary, will result in + * open LUN or ERP_FAILED, so retry command * call to rport_delete pending: mimic retry from * fc_remote_port_chkready until rport is BLOCKED */ @@ -124,7 +118,7 @@ static int zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt, return 0; } - ret = zfcp_fsf_send_fcp_command_task(unit, scpnt); + ret = zfcp_fsf_fcp_cmnd(scpnt); if (unlikely(ret == -EBUSY)) return SCSI_MLQUEUE_DEVICE_BUSY; else if (unlikely(ret < 0)) @@ -133,45 +127,42 @@ static int zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt, return ret; } -static struct zfcp_unit *zfcp_unit_lookup(struct zfcp_adapter *adapter, - unsigned int id, u64 lun) +static int zfcp_scsi_slave_alloc(struct scsi_device *sdev) { - unsigned long flags; + struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); + struct zfcp_adapter *adapter = + (struct zfcp_adapter *) sdev->host->hostdata[0]; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); struct zfcp_port *port; - struct zfcp_unit *unit = NULL; + struct zfcp_unit *unit; - read_lock_irqsave(&adapter->port_list_lock, flags); - list_for_each_entry(port, &adapter->port_list, list) { - if (!port->rport || (id != port->rport->scsi_target_id)) - continue; - unit = zfcp_get_unit_by_lun(port, lun); - if (unit) - break; - } - read_unlock_irqrestore(&adapter->port_list_lock, flags); + port = zfcp_get_port_by_wwpn(adapter, rport->port_name); + if (!port) + return -ENXIO; - return unit; -} + unit = zfcp_unit_find(port, zfcp_scsi_dev_lun(sdev)); + if (unit) + put_device(&unit->dev); -static int zfcp_scsi_slave_alloc(struct scsi_device *sdp) -{ - struct zfcp_adapter *adapter; - struct zfcp_unit *unit; - u64 lun; + if (!unit && !(adapter->connection_features & FSF_FEATURE_NPIV_MODE)) { + put_device(&port->dev); + return -ENXIO; + } - adapter = (struct zfcp_adapter *) sdp->host->hostdata[0]; - if (!adapter) - goto out; + zfcp_sdev->port = port; + zfcp_sdev->latencies.write.channel.min = 0xFFFFFFFF; + zfcp_sdev->latencies.write.fabric.min = 0xFFFFFFFF; + zfcp_sdev->latencies.read.channel.min = 0xFFFFFFFF; + zfcp_sdev->latencies.read.fabric.min = 0xFFFFFFFF; + zfcp_sdev->latencies.cmd.channel.min = 0xFFFFFFFF; + zfcp_sdev->latencies.cmd.fabric.min = 0xFFFFFFFF; + spin_lock_init(&zfcp_sdev->latencies.lock); - int_to_scsilun(sdp->lun, (struct scsi_lun *)&lun); - unit = zfcp_unit_lookup(adapter, sdp->id, lun); - if (unit) { - sdp->hostdata = unit; - unit->device = sdp; - return 0; - } -out: - return -ENXIO; + zfcp_erp_set_lun_status(sdev, ZFCP_STATUS_COMMON_RUNNING); + zfcp_erp_lun_reopen(sdev, 0, "scsla_1", NULL); + zfcp_erp_wait(port->adapter); + + return 0; } static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) @@ -179,7 +170,6 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) struct Scsi_Host *scsi_host = scpnt->device->host; struct zfcp_adapter *adapter = (struct zfcp_adapter *) scsi_host->hostdata[0]; - struct zfcp_unit *unit = scpnt->device->hostdata; struct zfcp_fsf_req *old_req, *abrt_req; unsigned long flags; unsigned long old_reqid = (unsigned long) scpnt->host_scribble; @@ -203,7 +193,7 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) write_unlock_irqrestore(&adapter->abort_lock, flags); while (retry--) { - abrt_req = zfcp_fsf_abort_fcp_command(old_reqid, unit); + abrt_req = zfcp_fsf_abort_fcp_cmnd(scpnt); if (abrt_req) break; @@ -238,14 +228,14 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) static int zfcp_task_mgmt_function(struct scsi_cmnd *scpnt, u8 tm_flags) { - struct zfcp_unit *unit = scpnt->device->hostdata; - struct zfcp_adapter *adapter = unit->port->adapter; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scpnt->device); + struct zfcp_adapter *adapter = zfcp_sdev->port->adapter; struct zfcp_fsf_req *fsf_req = NULL; int retval = SUCCESS, ret; int retry = 3; while (retry--) { - fsf_req = zfcp_fsf_send_fcp_ctm(unit, tm_flags); + fsf_req = zfcp_fsf_fcp_task_mgmt(scpnt, tm_flags); if (fsf_req) break; @@ -256,7 +246,7 @@ static int zfcp_task_mgmt_function(struct scsi_cmnd *scpnt, u8 tm_flags) if (!(atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_RUNNING)) { - zfcp_dbf_scsi_devreset("nres", tm_flags, unit, scpnt); + zfcp_dbf_scsi_devreset("nres", scpnt, tm_flags); return SUCCESS; } } @@ -266,10 +256,10 @@ static int zfcp_task_mgmt_function(struct scsi_cmnd *scpnt, u8 tm_flags) wait_for_completion(&fsf_req->completion); if (fsf_req->status & ZFCP_STATUS_FSFREQ_TMFUNCFAILED) { - zfcp_dbf_scsi_devreset("fail", tm_flags, unit, scpnt); + zfcp_dbf_scsi_devreset("fail", scpnt, tm_flags); retval = FAILED; } else - zfcp_dbf_scsi_devreset("okay", tm_flags, unit, scpnt); + zfcp_dbf_scsi_devreset("okay", scpnt, tm_flags); zfcp_fsf_req_free(fsf_req); return retval; @@ -287,8 +277,8 @@ static int zfcp_scsi_eh_target_reset_handler(struct scsi_cmnd *scpnt) static int zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt) { - struct zfcp_unit *unit = scpnt->device->hostdata; - struct zfcp_adapter *adapter = unit->port->adapter; + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scpnt->device); + struct zfcp_adapter *adapter = zfcp_sdev->port->adapter; int ret; zfcp_erp_adapter_reopen(adapter, 0, "schrh_1", scpnt); @@ -319,8 +309,8 @@ int zfcp_adapter_scsi_register(struct zfcp_adapter *adapter) } /* tell the SCSI stack some characteristics of this adapter */ - adapter->scsi_host->max_id = 1; - adapter->scsi_host->max_lun = 1; + adapter->scsi_host->max_id = 511; + adapter->scsi_host->max_lun = 0xFFFFFFFF; adapter->scsi_host->max_channel = 0; adapter->scsi_host->unique_id = dev_id.devno; adapter->scsi_host->max_cmd_len = 16; /* in struct fcp_cmnd */ @@ -534,20 +524,6 @@ static void zfcp_scsi_terminate_rport_io(struct fc_rport *rport) } } -static void zfcp_scsi_queue_unit_register(struct zfcp_port *port) -{ - struct zfcp_unit *unit; - - read_lock_irq(&port->unit_list_lock); - list_for_each_entry(unit, &port->unit_list, list) { - get_device(&unit->dev); - if (scsi_queue_work(port->adapter->scsi_host, - &unit->scsi_work) <= 0) - put_device(&unit->dev); - } - read_unlock_irq(&port->unit_list_lock); -} - static void zfcp_scsi_rport_register(struct zfcp_port *port) { struct fc_rport_identifiers ids; @@ -574,7 +550,7 @@ static void zfcp_scsi_rport_register(struct zfcp_port *port) port->rport = rport; port->starget_id = rport->scsi_target_id; - zfcp_scsi_queue_unit_register(port); + zfcp_unit_queue_scsi_scan(port); } static void zfcp_scsi_rport_block(struct zfcp_port *port) @@ -638,29 +614,6 @@ void zfcp_scsi_rport_work(struct work_struct *work) } /** - * zfcp_scsi_scan - Register LUN with SCSI midlayer - * @unit: The LUN/unit to register - */ -void zfcp_scsi_scan(struct zfcp_unit *unit) -{ - struct fc_rport *rport = unit->port->rport; - - if (rport && rport->port_state == FC_PORTSTATE_ONLINE) - scsi_scan_target(&rport->dev, 0, rport->scsi_target_id, - scsilun_to_int((struct scsi_lun *) - &unit->fcp_lun), 0); -} - -void zfcp_scsi_scan_work(struct work_struct *work) -{ - struct zfcp_unit *unit = container_of(work, struct zfcp_unit, - scsi_work); - - zfcp_scsi_scan(unit); - put_device(&unit->dev); -} - -/** * zfcp_scsi_set_prot - Configure DIF/DIX support in scsi_host * @adapter: The adapter where to configure DIF/DIX for the SCSI host */ @@ -735,7 +688,6 @@ struct fc_function_template zfcp_transport_functions = { .show_host_port_type = 1, .show_host_speed = 1, .show_host_port_id = 1, - .disable_target_scan = 1, .dd_bsg_size = sizeof(struct zfcp_fsf_ct_els), }; diff --git a/drivers/s390/scsi/zfcp_sysfs.c b/drivers/s390/scsi/zfcp_sysfs.c index b4561c86e23..2f2c54f4718 100644 --- a/drivers/s390/scsi/zfcp_sysfs.c +++ b/drivers/s390/scsi/zfcp_sysfs.c @@ -68,63 +68,96 @@ ZFCP_DEFINE_ATTR(zfcp_port, port, access_denied, "%d\n", ZFCP_STATUS_COMMON_ACCESS_DENIED) != 0); ZFCP_DEFINE_ATTR(zfcp_unit, unit, status, "0x%08x\n", - atomic_read(&unit->status)); + zfcp_unit_sdev_status(unit)); ZFCP_DEFINE_ATTR(zfcp_unit, unit, in_recovery, "%d\n", - (atomic_read(&unit->status) & + (zfcp_unit_sdev_status(unit) & ZFCP_STATUS_COMMON_ERP_INUSE) != 0); ZFCP_DEFINE_ATTR(zfcp_unit, unit, access_denied, "%d\n", - (atomic_read(&unit->status) & + (zfcp_unit_sdev_status(unit) & ZFCP_STATUS_COMMON_ACCESS_DENIED) != 0); ZFCP_DEFINE_ATTR(zfcp_unit, unit, access_shared, "%d\n", - (atomic_read(&unit->status) & - ZFCP_STATUS_UNIT_SHARED) != 0); + (zfcp_unit_sdev_status(unit) & + ZFCP_STATUS_LUN_SHARED) != 0); ZFCP_DEFINE_ATTR(zfcp_unit, unit, access_readonly, "%d\n", - (atomic_read(&unit->status) & - ZFCP_STATUS_UNIT_READONLY) != 0); + (zfcp_unit_sdev_status(unit) & + ZFCP_STATUS_LUN_READONLY) != 0); -#define ZFCP_SYSFS_FAILED(_feat_def, _feat, _adapter, _mod_id, _reopen_id) \ -static ssize_t zfcp_sysfs_##_feat##_failed_show(struct device *dev, \ - struct device_attribute *attr, \ - char *buf) \ -{ \ - struct _feat_def *_feat = container_of(dev, struct _feat_def, dev); \ - \ - if (atomic_read(&_feat->status) & ZFCP_STATUS_COMMON_ERP_FAILED) \ - return sprintf(buf, "1\n"); \ - else \ - return sprintf(buf, "0\n"); \ -} \ -static ssize_t zfcp_sysfs_##_feat##_failed_store(struct device *dev, \ - struct device_attribute *attr,\ - const char *buf, size_t count)\ -{ \ - struct _feat_def *_feat = container_of(dev, struct _feat_def, dev); \ - unsigned long val; \ - int retval = 0; \ - \ - if (!(_feat && get_device(&_feat->dev))) \ - return -EBUSY; \ - \ - if (strict_strtoul(buf, 0, &val) || val != 0) { \ - retval = -EINVAL; \ - goto out; \ - } \ - \ - zfcp_erp_modify_##_feat##_status(_feat, _mod_id, NULL, \ - ZFCP_STATUS_COMMON_RUNNING, ZFCP_SET);\ - zfcp_erp_##_feat##_reopen(_feat, ZFCP_STATUS_COMMON_ERP_FAILED, \ - _reopen_id, NULL); \ - zfcp_erp_wait(_adapter); \ -out: \ - put_device(&_feat->dev); \ - return retval ? retval : (ssize_t) count; \ -} \ -static ZFCP_DEV_ATTR(_feat, failed, S_IWUSR | S_IRUGO, \ - zfcp_sysfs_##_feat##_failed_show, \ - zfcp_sysfs_##_feat##_failed_store); +static ssize_t zfcp_sysfs_port_failed_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct zfcp_port *port = container_of(dev, struct zfcp_port, dev); + + if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_FAILED) + return sprintf(buf, "1\n"); + + return sprintf(buf, "0\n"); +} + +static ssize_t zfcp_sysfs_port_failed_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct zfcp_port *port = container_of(dev, struct zfcp_port, dev); + unsigned long val; + + if (strict_strtoul(buf, 0, &val) || val != 0) + return -EINVAL; + + zfcp_erp_set_port_status(port, ZFCP_STATUS_COMMON_RUNNING); + zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED, "sypfai2", + NULL); + zfcp_erp_wait(port->adapter); -ZFCP_SYSFS_FAILED(zfcp_port, port, port->adapter, "sypfai1", "sypfai2"); -ZFCP_SYSFS_FAILED(zfcp_unit, unit, unit->port->adapter, "syufai1", "syufai2"); + return count; +} +static ZFCP_DEV_ATTR(port, failed, S_IWUSR | S_IRUGO, + zfcp_sysfs_port_failed_show, + zfcp_sysfs_port_failed_store); + +static ssize_t zfcp_sysfs_unit_failed_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct zfcp_unit *unit = container_of(dev, struct zfcp_unit, dev); + struct scsi_device *sdev; + unsigned int status, failed = 1; + + sdev = zfcp_unit_sdev(unit); + if (sdev) { + status = atomic_read(&sdev_to_zfcp(sdev)->status); + failed = status & ZFCP_STATUS_COMMON_ERP_FAILED ? 1 : 0; + scsi_device_put(sdev); + } + + return sprintf(buf, "%d\n", failed); +} + +static ssize_t zfcp_sysfs_unit_failed_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct zfcp_unit *unit = container_of(dev, struct zfcp_unit, dev); + unsigned long val; + struct scsi_device *sdev; + + if (strict_strtoul(buf, 0, &val) || val != 0) + return -EINVAL; + + sdev = zfcp_unit_sdev(unit); + if (sdev) { + zfcp_erp_set_lun_status(sdev, ZFCP_STATUS_COMMON_RUNNING); + zfcp_erp_lun_reopen(sdev, ZFCP_STATUS_COMMON_ERP_FAILED, + "syufai2", NULL); + zfcp_erp_wait(unit->port->adapter); + } else + zfcp_unit_scsi_scan(unit); + + return count; +} +static ZFCP_DEV_ATTR(unit, failed, S_IWUSR | S_IRUGO, + zfcp_sysfs_unit_failed_show, + zfcp_sysfs_unit_failed_store); static ssize_t zfcp_sysfs_adapter_failed_show(struct device *dev, struct device_attribute *attr, @@ -163,8 +196,7 @@ static ssize_t zfcp_sysfs_adapter_failed_store(struct device *dev, goto out; } - zfcp_erp_modify_adapter_status(adapter, "syafai1", NULL, - ZFCP_STATUS_COMMON_RUNNING, ZFCP_SET); + zfcp_erp_set_adapter_status(adapter, ZFCP_STATUS_COMMON_RUNNING); zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_COMMON_ERP_FAILED, "syafai2", NULL); zfcp_erp_wait(adapter); @@ -257,28 +289,15 @@ static ssize_t zfcp_sysfs_unit_add_store(struct device *dev, const char *buf, size_t count) { struct zfcp_port *port = container_of(dev, struct zfcp_port, dev); - struct zfcp_unit *unit; u64 fcp_lun; - int retval = -EINVAL; - - if (!(port && get_device(&port->dev))) - return -EBUSY; if (strict_strtoull(buf, 0, (unsigned long long *) &fcp_lun)) - goto out; + return -EINVAL; - unit = zfcp_unit_enqueue(port, fcp_lun); - if (IS_ERR(unit)) - goto out; - else - retval = 0; + if (zfcp_unit_add(port, fcp_lun)) + return -EINVAL; - zfcp_erp_unit_reopen(unit, 0, "syuas_1", NULL); - zfcp_erp_wait(unit->port->adapter); - zfcp_scsi_scan(unit); -out: - put_device(&port->dev); - return retval ? retval : (ssize_t) count; + return count; } static DEVICE_ATTR(unit_add, S_IWUSR, NULL, zfcp_sysfs_unit_add_store); @@ -287,42 +306,15 @@ static ssize_t zfcp_sysfs_unit_remove_store(struct device *dev, const char *buf, size_t count) { struct zfcp_port *port = container_of(dev, struct zfcp_port, dev); - struct zfcp_unit *unit; u64 fcp_lun; - int retval = -EINVAL; - struct scsi_device *sdev; - - if (!(port && get_device(&port->dev))) - return -EBUSY; if (strict_strtoull(buf, 0, (unsigned long long *) &fcp_lun)) - goto out; + return -EINVAL; - unit = zfcp_get_unit_by_lun(port, fcp_lun); - if (!unit) - goto out; - else - retval = 0; - - sdev = scsi_device_lookup(port->adapter->scsi_host, 0, - port->starget_id, - scsilun_to_int((struct scsi_lun *)&fcp_lun)); - if (sdev) { - scsi_remove_device(sdev); - scsi_device_put(sdev); - } - - write_lock_irq(&port->unit_list_lock); - list_del(&unit->list); - write_unlock_irq(&port->unit_list_lock); - - put_device(&unit->dev); + if (zfcp_unit_remove(port, fcp_lun)) + return -EINVAL; - zfcp_erp_unit_shutdown(unit, 0, "syurs_1", NULL); - zfcp_device_unregister(&unit->dev, &zfcp_sysfs_unit_attrs); -out: - put_device(&port->dev); - return retval ? retval : (ssize_t) count; + return count; } static DEVICE_ATTR(unit_remove, S_IWUSR, NULL, zfcp_sysfs_unit_remove_store); @@ -363,9 +355,9 @@ zfcp_sysfs_unit_##_name##_latency_show(struct device *dev, \ struct device_attribute *attr, \ char *buf) { \ struct scsi_device *sdev = to_scsi_device(dev); \ - struct zfcp_unit *unit = sdev->hostdata; \ - struct zfcp_latencies *lat = &unit->latencies; \ - struct zfcp_adapter *adapter = unit->port->adapter; \ + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); \ + struct zfcp_latencies *lat = &zfcp_sdev->latencies; \ + struct zfcp_adapter *adapter = zfcp_sdev->port->adapter; \ unsigned long long fsum, fmin, fmax, csum, cmin, cmax, cc; \ \ spin_lock_bh(&lat->lock); \ @@ -394,8 +386,8 @@ zfcp_sysfs_unit_##_name##_latency_store(struct device *dev, \ const char *buf, size_t count) \ { \ struct scsi_device *sdev = to_scsi_device(dev); \ - struct zfcp_unit *unit = sdev->hostdata; \ - struct zfcp_latencies *lat = &unit->latencies; \ + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); \ + struct zfcp_latencies *lat = &zfcp_sdev->latencies; \ unsigned long flags; \ \ spin_lock_irqsave(&lat->lock, flags); \ @@ -423,19 +415,28 @@ static ssize_t zfcp_sysfs_scsi_##_name##_show(struct device *dev, \ struct device_attribute *attr,\ char *buf) \ { \ - struct scsi_device *sdev = to_scsi_device(dev); \ - struct zfcp_unit *unit = sdev->hostdata; \ + struct scsi_device *sdev = to_scsi_device(dev); \ + struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); \ + struct zfcp_port *port = zfcp_sdev->port; \ \ return sprintf(buf, _format, _value); \ } \ static DEVICE_ATTR(_name, S_IRUGO, zfcp_sysfs_scsi_##_name##_show, NULL); ZFCP_DEFINE_SCSI_ATTR(hba_id, "%s\n", - dev_name(&unit->port->adapter->ccw_device->dev)); + dev_name(&port->adapter->ccw_device->dev)); ZFCP_DEFINE_SCSI_ATTR(wwpn, "0x%016llx\n", - (unsigned long long) unit->port->wwpn); -ZFCP_DEFINE_SCSI_ATTR(fcp_lun, "0x%016llx\n", - (unsigned long long) unit->fcp_lun); + (unsigned long long) port->wwpn); + +static ssize_t zfcp_sysfs_scsi_fcp_lun_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct scsi_device *sdev = to_scsi_device(dev); + + return sprintf(buf, "0x%016llx\n", zfcp_scsi_dev_lun(sdev)); +} +static DEVICE_ATTR(fcp_lun, S_IRUGO, zfcp_sysfs_scsi_fcp_lun_show, NULL); struct device_attribute *zfcp_sysfs_sdev_attrs[] = { &dev_attr_fcp_lun, diff --git a/drivers/s390/scsi/zfcp_unit.c b/drivers/s390/scsi/zfcp_unit.c new file mode 100644 index 00000000000..1119c535a66 --- /dev/null +++ b/drivers/s390/scsi/zfcp_unit.c @@ -0,0 +1,244 @@ +/* + * zfcp device driver + * + * Tracking of manually configured LUNs and helper functions to + * register the LUNs with the SCSI midlayer. + * + * Copyright IBM Corporation 2010 + */ + +#include "zfcp_def.h" +#include "zfcp_ext.h" + +/** + * zfcp_unit_scsi_scan - Register LUN with SCSI midlayer + * @unit: The zfcp LUN/unit to register + * + * When the SCSI midlayer is not allowed to automatically scan and + * attach SCSI devices, zfcp has to register the single devices with + * the SCSI midlayer. + */ +void zfcp_unit_scsi_scan(struct zfcp_unit *unit) +{ + struct fc_rport *rport = unit->port->rport; + unsigned int lun; + + lun = scsilun_to_int((struct scsi_lun *) &unit->fcp_lun); + + if (rport && rport->port_state == FC_PORTSTATE_ONLINE) + scsi_scan_target(&rport->dev, 0, rport->scsi_target_id, lun, 1); +} + +static void zfcp_unit_scsi_scan_work(struct work_struct *work) +{ + struct zfcp_unit *unit = container_of(work, struct zfcp_unit, + scsi_work); + + zfcp_unit_scsi_scan(unit); + put_device(&unit->dev); +} + +/** + * zfcp_unit_queue_scsi_scan - Register configured units on port + * @port: The zfcp_port where to register units + * + * After opening a port, all units configured on this port have to be + * registered with the SCSI midlayer. This function should be called + * after calling fc_remote_port_add, so that the fc_rport is already + * ONLINE and the call to scsi_scan_target runs the same way as the + * call in the FC transport class. + */ +void zfcp_unit_queue_scsi_scan(struct zfcp_port *port) +{ + struct zfcp_unit *unit; + + read_lock_irq(&port->unit_list_lock); + list_for_each_entry(unit, &port->unit_list, list) { + get_device(&unit->dev); + if (scsi_queue_work(port->adapter->scsi_host, + &unit->scsi_work) <= 0) + put_device(&unit->dev); + } + read_unlock_irq(&port->unit_list_lock); +} + +static struct zfcp_unit *_zfcp_unit_find(struct zfcp_port *port, u64 fcp_lun) +{ + struct zfcp_unit *unit; + + list_for_each_entry(unit, &port->unit_list, list) + if (unit->fcp_lun == fcp_lun) { + get_device(&unit->dev); + return unit; + } + + return NULL; +} + +/** + * zfcp_unit_find - Find and return zfcp_unit with specified FCP LUN + * @port: zfcp_port where to look for the unit + * @fcp_lun: 64 Bit FCP LUN used to identify the zfcp_unit + * + * If zfcp_unit is found, a reference is acquired that has to be + * released later. + * + * Returns: Pointer to the zfcp_unit, or NULL if there is no zfcp_unit + * with the specified FCP LUN. + */ +struct zfcp_unit *zfcp_unit_find(struct zfcp_port *port, u64 fcp_lun) +{ + struct zfcp_unit *unit; + + read_lock_irq(&port->unit_list_lock); + unit = _zfcp_unit_find(port, fcp_lun); + read_unlock_irq(&port->unit_list_lock); + return unit; +} + +/** + * zfcp_unit_release - Drop reference to zfcp_port and free memory of zfcp_unit. + * @dev: pointer to device in zfcp_unit + */ +static void zfcp_unit_release(struct device *dev) +{ + struct zfcp_unit *unit = container_of(dev, struct zfcp_unit, dev); + + put_device(&unit->port->dev); + kfree(unit); +} + +/** + * zfcp_unit_enqueue - enqueue unit to unit list of a port. + * @port: pointer to port where unit is added + * @fcp_lun: FCP LUN of unit to be enqueued + * Returns: 0 success + * + * Sets up some unit internal structures and creates sysfs entry. + */ +int zfcp_unit_add(struct zfcp_port *port, u64 fcp_lun) +{ + struct zfcp_unit *unit; + + unit = zfcp_unit_find(port, fcp_lun); + if (unit) { + put_device(&unit->dev); + return -EEXIST; + } + + unit = kzalloc(sizeof(struct zfcp_unit), GFP_KERNEL); + if (!unit) + return -ENOMEM; + + unit->port = port; + unit->fcp_lun = fcp_lun; + unit->dev.parent = &port->dev; + unit->dev.release = zfcp_unit_release; + INIT_WORK(&unit->scsi_work, zfcp_unit_scsi_scan_work); + + if (dev_set_name(&unit->dev, "0x%016llx", + (unsigned long long) fcp_lun)) { + kfree(unit); + return -ENOMEM; + } + + if (device_register(&unit->dev)) { + put_device(&unit->dev); + return -ENOMEM; + } + + if (sysfs_create_group(&unit->dev.kobj, &zfcp_sysfs_unit_attrs)) { + device_unregister(&unit->dev); + return -EINVAL; + } + + get_device(&port->dev); + + write_lock_irq(&port->unit_list_lock); + list_add_tail(&unit->list, &port->unit_list); + write_unlock_irq(&port->unit_list_lock); + + zfcp_unit_scsi_scan(unit); + + return 0; +} + +/** + * zfcp_unit_sdev - Return SCSI device for zfcp_unit + * @unit: The zfcp_unit where to get the SCSI device for + * + * Returns: scsi_device pointer on success, NULL if there is no SCSI + * device for this zfcp_unit + * + * On success, the caller also holds a reference to the SCSI device + * that must be released with scsi_device_put. + */ +struct scsi_device *zfcp_unit_sdev(struct zfcp_unit *unit) +{ + struct Scsi_Host *shost; + struct zfcp_port *port; + unsigned int lun; + + lun = scsilun_to_int((struct scsi_lun *) &unit->fcp_lun); + port = unit->port; + shost = port->adapter->scsi_host; + return scsi_device_lookup(shost, 0, port->starget_id, lun); +} + +/** + * zfcp_unit_sdev_status - Return zfcp LUN status for SCSI device + * @unit: The unit to lookup the SCSI device for + * + * Returns the zfcp LUN status field of the SCSI device if the SCSI device + * for the zfcp_unit exists, 0 otherwise. + */ +unsigned int zfcp_unit_sdev_status(struct zfcp_unit *unit) +{ + unsigned int status = 0; + struct scsi_device *sdev; + struct zfcp_scsi_dev *zfcp_sdev; + + sdev = zfcp_unit_sdev(unit); + if (sdev) { + zfcp_sdev = sdev_to_zfcp(sdev); + status = atomic_read(&zfcp_sdev->status); + scsi_device_put(sdev); + } + + return status; +} + +/** + * zfcp_unit_remove - Remove entry from list of configured units + * @port: The port where to remove the unit from the configuration + * @fcp_lun: The 64 bit LUN of the unit to remove + * + * Returns: -EINVAL if a unit with the specified LUN does not exist, + * 0 on success. + */ +int zfcp_unit_remove(struct zfcp_port *port, u64 fcp_lun) +{ + struct zfcp_unit *unit; + struct scsi_device *sdev; + + write_lock_irq(&port->unit_list_lock); + unit = _zfcp_unit_find(port, fcp_lun); + if (unit) + list_del(&unit->list); + write_unlock_irq(&port->unit_list_lock); + + if (!unit) + return -EINVAL; + + sdev = zfcp_unit_sdev(unit); + if (sdev) { + scsi_remove_device(sdev); + scsi_device_put(sdev); + } + + put_device(&unit->dev); + + zfcp_device_unregister(&unit->dev, &zfcp_sysfs_unit_attrs); + + return 0; +} diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index bbf91aec64f..2e9632e2c98 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -316,7 +316,8 @@ config SCSI_ISCSI_ATTRS config SCSI_SAS_ATTRS tristate "SAS Transport Attributes" - depends on SCSI && BLK_DEV_BSG + depends on SCSI + select BLK_DEV_BSG help If you wish to export transport-specific information about each attached SAS device to sysfs, say Y. @@ -378,7 +379,7 @@ config ISCSI_BOOT_SYSFS via sysfs to userspace. If you wish to export this information, say Y. Otherwise, say N. -source "drivers/scsi/cxgb3i/Kconfig" +source "drivers/scsi/cxgbi/Kconfig" source "drivers/scsi/bnx2i/Kconfig" source "drivers/scsi/be2iscsi/Kconfig" diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile index 2703c6ec5e3..2e9a87e8e7d 100644 --- a/drivers/scsi/Makefile +++ b/drivers/scsi/Makefile @@ -133,7 +133,8 @@ obj-$(CONFIG_SCSI_HPTIOP) += hptiop.o obj-$(CONFIG_SCSI_STEX) += stex.o obj-$(CONFIG_SCSI_MVSAS) += mvsas/ obj-$(CONFIG_PS3_ROM) += ps3rom.o -obj-$(CONFIG_SCSI_CXGB3_ISCSI) += libiscsi.o libiscsi_tcp.o cxgb3i/ +obj-$(CONFIG_SCSI_CXGB3_ISCSI) += libiscsi.o libiscsi_tcp.o cxgbi/ +obj-$(CONFIG_SCSI_CXGB4_ISCSI) += libiscsi.o libiscsi_tcp.o cxgbi/ obj-$(CONFIG_SCSI_BNX2_ISCSI) += libiscsi.o bnx2i/ obj-$(CONFIG_BE2ISCSI) += libiscsi.o be2iscsi/ obj-$(CONFIG_SCSI_PMCRAID) += pmcraid.o diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c index 1a5bf572475..645ddd9d9b9 100644 --- a/drivers/scsi/aacraid/commctrl.c +++ b/drivers/scsi/aacraid/commctrl.c @@ -190,7 +190,7 @@ static int open_getadapter_fib(struct aac_dev * dev, void __user *arg) /* * Initialize the mutex used to wait for the next AIF. */ - init_MUTEX_LOCKED(&fibctx->wait_sem); + sema_init(&fibctx->wait_sem, 0); fibctx->wait = 0; /* * Initialize the fibs and set the count of fibs on diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c index 70079146e20..afc9aeba5ed 100644 --- a/drivers/scsi/aacraid/commsup.c +++ b/drivers/scsi/aacraid/commsup.c @@ -124,7 +124,7 @@ int aac_fib_setup(struct aac_dev * dev) fibptr->hw_fib_va = hw_fib; fibptr->data = (void *) fibptr->hw_fib_va->data; fibptr->next = fibptr+1; /* Forward chain the fibs */ - init_MUTEX_LOCKED(&fibptr->event_wait); + sema_init(&fibptr->event_wait, 0); spin_lock_init(&fibptr->event_lock); hw_fib->header.XferState = cpu_to_le32(0xffffffff); hw_fib->header.SenderSize = cpu_to_le16(dev->max_fib_size); diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c index c8dc392edd5..05a78e515a2 100644 --- a/drivers/scsi/arcmsr/arcmsr_hba.c +++ b/drivers/scsi/arcmsr/arcmsr_hba.c @@ -878,8 +878,8 @@ static void arcmsr_report_ccb_state(struct AdapterControlBlock *acb, if (!error) { if (acb->devstate[id][lun] == ARECA_RAID_GONE) acb->devstate[id][lun] = ARECA_RAID_GOOD; - ccb->pcmd->result = DID_OK << 16; - arcmsr_ccb_complete(ccb); + ccb->pcmd->result = DID_OK << 16; + arcmsr_ccb_complete(ccb); }else{ switch (ccb->arcmsr_cdb.DeviceStatus) { case ARCMSR_DEV_SELECT_TIMEOUT: { diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c index 7c7537335c8..ad246369d37 100644 --- a/drivers/scsi/be2iscsi/be_cmds.c +++ b/drivers/scsi/be2iscsi/be_cmds.c @@ -335,7 +335,7 @@ static int be_mbox_db_ready_wait(struct be_ctrl_info *ctrl) if (ready) break; - if (cnt > 6000000) { + if (cnt > 12000000) { dev_err(&ctrl->pdev->dev, "mbox_db poll timed out\n"); return -EBUSY; } diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c index 7f11f3e48e1..eaaa8813067 100644 --- a/drivers/scsi/be2iscsi/be_iscsi.c +++ b/drivers/scsi/be2iscsi/be_iscsi.c @@ -522,7 +522,6 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, if (beiscsi_ep->ep_cid > (phba->fw_config.iscsi_cid_start + phba->params.cxns_per_ctrl * 2)) { SE_DEBUG(DBG_LVL_1, "Failed in allocate iscsi cid\n"); - beiscsi_put_cid(phba, beiscsi_ep->ep_cid); goto free_ep; } @@ -559,7 +558,6 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, SE_DEBUG(DBG_LVL_1, "mgmt_open_connection Failed" " status = %d extd_status = %d\n", status, extd_status); - beiscsi_put_cid(phba, beiscsi_ep->ep_cid); free_mcc_tag(&phba->ctrl, tag); pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, nonemb_cmd.va, nonemb_cmd.dma); @@ -574,7 +572,6 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, beiscsi_ep->cid_vld = 1; SE_DEBUG(DBG_LVL_8, "mgmt_open_connection Success\n"); } - beiscsi_put_cid(phba, beiscsi_ep->ep_cid); pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, nonemb_cmd.va, nonemb_cmd.dma); return 0; diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 8220bde6c04..75a85aa9e88 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -2040,7 +2040,7 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg, unsigned int num_sg, struct beiscsi_io_task *io_task) { struct iscsi_sge *psgl; - unsigned short sg_len, index; + unsigned int sg_len, index; unsigned int sge_len = 0; unsigned long long addr; struct scatterlist *l_sg; diff --git a/drivers/scsi/bfa/Makefile b/drivers/scsi/bfa/Makefile index ac3fdf02d5f..d2eefd3e3bd 100644 --- a/drivers/scsi/bfa/Makefile +++ b/drivers/scsi/bfa/Makefile @@ -1,15 +1,8 @@ obj-$(CONFIG_SCSI_BFA_FC) := bfa.o -bfa-y := bfad.o bfad_intr.o bfad_os.o bfad_im.o bfad_attr.o bfad_fwimg.o -bfa-y += bfad_debugfs.o -bfa-y += bfa_core.o bfa_ioc.o bfa_ioc_ct.o bfa_ioc_cb.o bfa_iocfc.o bfa_fcxp.o -bfa-y += bfa_lps.o bfa_hw_cb.o bfa_hw_ct.o bfa_intr.o bfa_timer.o bfa_rport.o -bfa-y += bfa_fcport.o bfa_port.o bfa_uf.o bfa_sgpg.o bfa_module.o bfa_ioim.o -bfa-y += bfa_itnim.o bfa_fcpim.o bfa_tskim.o bfa_log.o bfa_log_module.o -bfa-y += bfa_csdebug.o bfa_sm.o plog.o +bfa-y := bfad.o bfad_im.o bfad_attr.o bfad_debugfs.o +bfa-y += bfa_ioc.o bfa_ioc_cb.o bfa_ioc_ct.o bfa_hw_cb.o bfa_hw_ct.o +bfa-y += bfa_fcs.o bfa_fcs_lport.o bfa_fcs_rport.o bfa_fcs_fcpim.o bfa_fcbuild.o +bfa-y += bfa_port.o bfa_fcpim.o bfa_core.o bfa_drv.o bfa_svc.o -bfa-y += fcbuild.o fabric.o fcpim.o vfapi.o fcptm.o bfa_fcs.o bfa_fcs_port.o -bfa-y += bfa_fcs_uf.o bfa_fcs_lport.o fab.o fdmi.o ms.o ns.o scn.o loop.o -bfa-y += lport_api.o n2n.o rport.o rport_api.o rport_ftrs.o vport.o - -ccflags-y := -I$(obj) -I$(obj)/include -I$(obj)/include/cna -DBFA_PERF_BUILD +ccflags-y := -DBFA_PERF_BUILD diff --git a/drivers/scsi/bfa/bfa.h b/drivers/scsi/bfa/bfa.h new file mode 100644 index 00000000000..ceaac65a91f --- /dev/null +++ b/drivers/scsi/bfa/bfa.h @@ -0,0 +1,438 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ +#ifndef __BFA_H__ +#define __BFA_H__ + +#include "bfa_os_inc.h" +#include "bfa_cs.h" +#include "bfa_plog.h" +#include "bfa_defs_svc.h" +#include "bfi.h" +#include "bfa_ioc.h" + +struct bfa_s; + +typedef void (*bfa_isr_func_t) (struct bfa_s *bfa, struct bfi_msg_s *m); +typedef void (*bfa_cb_cbfn_t) (void *cbarg, bfa_boolean_t complete); + +/** + * Interrupt message handlers + */ +void bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m); +void bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func); + +/** + * Request and response queue related defines + */ +#define BFA_REQQ_NELEMS_MIN (4) +#define BFA_RSPQ_NELEMS_MIN (4) + +#define bfa_reqq_pi(__bfa, __reqq) ((__bfa)->iocfc.req_cq_pi[__reqq]) +#define bfa_reqq_ci(__bfa, __reqq) \ + (*(u32 *)((__bfa)->iocfc.req_cq_shadow_ci[__reqq].kva)) + +#define bfa_reqq_full(__bfa, __reqq) \ + (((bfa_reqq_pi(__bfa, __reqq) + 1) & \ + ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1)) == \ + bfa_reqq_ci(__bfa, __reqq)) + +#define bfa_reqq_next(__bfa, __reqq) \ + (bfa_reqq_full(__bfa, __reqq) ? NULL : \ + ((void *)((struct bfi_msg_s *)((__bfa)->iocfc.req_cq_ba[__reqq].kva) \ + + bfa_reqq_pi((__bfa), (__reqq))))) + +#define bfa_reqq_produce(__bfa, __reqq) do { \ + (__bfa)->iocfc.req_cq_pi[__reqq]++; \ + (__bfa)->iocfc.req_cq_pi[__reqq] &= \ + ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1); \ + bfa_reg_write((__bfa)->iocfc.bfa_regs.cpe_q_pi[__reqq], \ + (__bfa)->iocfc.req_cq_pi[__reqq]); \ + mmiowb(); \ + } while (0) + +#define bfa_rspq_pi(__bfa, __rspq) \ + (*(u32 *)((__bfa)->iocfc.rsp_cq_shadow_pi[__rspq].kva)) + +#define bfa_rspq_ci(__bfa, __rspq) ((__bfa)->iocfc.rsp_cq_ci[__rspq]) +#define bfa_rspq_elem(__bfa, __rspq, __ci) \ + (&((struct bfi_msg_s *)((__bfa)->iocfc.rsp_cq_ba[__rspq].kva))[__ci]) + +#define CQ_INCR(__index, __size) do { \ + (__index)++; \ + (__index) &= ((__size) - 1); \ +} while (0) + +/** + * Queue element to wait for room in request queue. FIFO order is + * maintained when fullfilling requests. + */ +struct bfa_reqq_wait_s { + struct list_head qe; + void (*qresume) (void *cbarg); + void *cbarg; +}; + +/** + * Circular queue usage assignments + */ +enum { + BFA_REQQ_IOC = 0, /* all low-priority IOC msgs */ + BFA_REQQ_FCXP = 0, /* all FCXP messages */ + BFA_REQQ_LPS = 0, /* all lport service msgs */ + BFA_REQQ_PORT = 0, /* all port messages */ + BFA_REQQ_FLASH = 0, /* for flash module */ + BFA_REQQ_DIAG = 0, /* for diag module */ + BFA_REQQ_RPORT = 0, /* all port messages */ + BFA_REQQ_SBOOT = 0, /* all san boot messages */ + BFA_REQQ_QOS_LO = 1, /* all low priority IO */ + BFA_REQQ_QOS_MD = 2, /* all medium priority IO */ + BFA_REQQ_QOS_HI = 3, /* all high priority IO */ +}; + +static inline void +bfa_reqq_winit(struct bfa_reqq_wait_s *wqe, void (*qresume) (void *cbarg), + void *cbarg) +{ + wqe->qresume = qresume; + wqe->cbarg = cbarg; +} + +#define bfa_reqq(__bfa, __reqq) (&(__bfa)->reqq_waitq[__reqq]) + +/** + * static inline void + * bfa_reqq_wait(struct bfa_s *bfa, int reqq, struct bfa_reqq_wait_s *wqe) + */ +#define bfa_reqq_wait(__bfa, __reqq, __wqe) do { \ + \ + struct list_head *waitq = bfa_reqq(__bfa, __reqq); \ + \ + bfa_assert(((__reqq) < BFI_IOC_MAX_CQS)); \ + bfa_assert((__wqe)->qresume && (__wqe)->cbarg); \ + \ + list_add_tail(&(__wqe)->qe, waitq); \ + } while (0) + +#define bfa_reqq_wcancel(__wqe) list_del(&(__wqe)->qe) + + +/** + * Generic BFA callback element. + */ +struct bfa_cb_qe_s { + struct list_head qe; + bfa_cb_cbfn_t cbfn; + bfa_boolean_t once; + u32 rsvd; + void *cbarg; +}; + +#define bfa_cb_queue(__bfa, __hcb_qe, __cbfn, __cbarg) do { \ + (__hcb_qe)->cbfn = (__cbfn); \ + (__hcb_qe)->cbarg = (__cbarg); \ + list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \ + } while (0) + +#define bfa_cb_dequeue(__hcb_qe) list_del(&(__hcb_qe)->qe) + +#define bfa_cb_queue_once(__bfa, __hcb_qe, __cbfn, __cbarg) do { \ + (__hcb_qe)->cbfn = (__cbfn); \ + (__hcb_qe)->cbarg = (__cbarg); \ + if (!(__hcb_qe)->once) { \ + list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \ + (__hcb_qe)->once = BFA_TRUE; \ + } \ + } while (0) + +#define bfa_cb_queue_done(__hcb_qe) do { \ + (__hcb_qe)->once = BFA_FALSE; \ + } while (0) + + +/** + * PCI devices supported by the current BFA + */ +struct bfa_pciid_s { + u16 device_id; + u16 vendor_id; +}; + +extern char bfa_version[]; + +/** + * BFA memory resources + */ +enum bfa_mem_type { + BFA_MEM_TYPE_KVA = 1, /* Kernel Virtual Memory *(non-dma-able) */ + BFA_MEM_TYPE_DMA = 2, /* DMA-able memory */ + BFA_MEM_TYPE_MAX = BFA_MEM_TYPE_DMA, +}; + +struct bfa_mem_elem_s { + enum bfa_mem_type mem_type; /* see enum bfa_mem_type */ + u32 mem_len; /* Total Length in Bytes */ + u8 *kva; /* kernel virtual address */ + u64 dma; /* dma address if DMA memory */ + u8 *kva_curp; /* kva allocation cursor */ + u64 dma_curp; /* dma allocation cursor */ +}; + +struct bfa_meminfo_s { + struct bfa_mem_elem_s meminfo[BFA_MEM_TYPE_MAX]; +}; +#define bfa_meminfo_kva(_m) \ + ((_m)->meminfo[BFA_MEM_TYPE_KVA - 1].kva_curp) +#define bfa_meminfo_dma_virt(_m) \ + ((_m)->meminfo[BFA_MEM_TYPE_DMA - 1].kva_curp) +#define bfa_meminfo_dma_phys(_m) \ + ((_m)->meminfo[BFA_MEM_TYPE_DMA - 1].dma_curp) + +struct bfa_iocfc_regs_s { + bfa_os_addr_t intr_status; + bfa_os_addr_t intr_mask; + bfa_os_addr_t cpe_q_pi[BFI_IOC_MAX_CQS]; + bfa_os_addr_t cpe_q_ci[BFI_IOC_MAX_CQS]; + bfa_os_addr_t cpe_q_depth[BFI_IOC_MAX_CQS]; + bfa_os_addr_t cpe_q_ctrl[BFI_IOC_MAX_CQS]; + bfa_os_addr_t rme_q_ci[BFI_IOC_MAX_CQS]; + bfa_os_addr_t rme_q_pi[BFI_IOC_MAX_CQS]; + bfa_os_addr_t rme_q_depth[BFI_IOC_MAX_CQS]; + bfa_os_addr_t rme_q_ctrl[BFI_IOC_MAX_CQS]; +}; + +/** + * MSIX vector handlers + */ +#define BFA_MSIX_MAX_VECTORS 22 +typedef void (*bfa_msix_handler_t)(struct bfa_s *bfa, int vec); +struct bfa_msix_s { + int nvecs; + bfa_msix_handler_t handler[BFA_MSIX_MAX_VECTORS]; +}; + +/** + * Chip specific interfaces + */ +struct bfa_hwif_s { + void (*hw_reginit)(struct bfa_s *bfa); + void (*hw_reqq_ack)(struct bfa_s *bfa, int reqq); + void (*hw_rspq_ack)(struct bfa_s *bfa, int rspq); + void (*hw_msix_init)(struct bfa_s *bfa, int nvecs); + void (*hw_msix_install)(struct bfa_s *bfa); + void (*hw_msix_uninstall)(struct bfa_s *bfa); + void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix); + void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap, + u32 *nvecs, u32 *maxvec); + void (*hw_msix_get_rme_range) (struct bfa_s *bfa, u32 *start, + u32 *end); +}; +typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status); + +struct bfa_iocfc_s { + struct bfa_s *bfa; + struct bfa_iocfc_cfg_s cfg; + int action; + u32 req_cq_pi[BFI_IOC_MAX_CQS]; + u32 rsp_cq_ci[BFI_IOC_MAX_CQS]; + struct bfa_cb_qe_s init_hcb_qe; + struct bfa_cb_qe_s stop_hcb_qe; + struct bfa_cb_qe_s dis_hcb_qe; + struct bfa_cb_qe_s stats_hcb_qe; + bfa_boolean_t cfgdone; + + struct bfa_dma_s cfg_info; + struct bfi_iocfc_cfg_s *cfginfo; + struct bfa_dma_s cfgrsp_dma; + struct bfi_iocfc_cfgrsp_s *cfgrsp; + struct bfi_iocfc_cfg_reply_s *cfg_reply; + struct bfa_dma_s req_cq_ba[BFI_IOC_MAX_CQS]; + struct bfa_dma_s req_cq_shadow_ci[BFI_IOC_MAX_CQS]; + struct bfa_dma_s rsp_cq_ba[BFI_IOC_MAX_CQS]; + struct bfa_dma_s rsp_cq_shadow_pi[BFI_IOC_MAX_CQS]; + struct bfa_iocfc_regs_s bfa_regs; /* BFA device registers */ + struct bfa_hwif_s hwif; + bfa_cb_iocfc_t updateq_cbfn; /* bios callback function */ + void *updateq_cbarg; /* bios callback arg */ + u32 intr_mask; +}; + +#define bfa_lpuid(__bfa) \ + bfa_ioc_portid(&(__bfa)->ioc) +#define bfa_msix_init(__bfa, __nvecs) \ + ((__bfa)->iocfc.hwif.hw_msix_init(__bfa, __nvecs)) +#define bfa_msix_install(__bfa) \ + ((__bfa)->iocfc.hwif.hw_msix_install(__bfa)) +#define bfa_msix_uninstall(__bfa) \ + ((__bfa)->iocfc.hwif.hw_msix_uninstall(__bfa)) +#define bfa_isr_mode_set(__bfa, __msix) \ + ((__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix)) +#define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) \ + ((__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, \ + __nvecs, __maxvec)) +#define bfa_msix_get_rme_range(__bfa, __start, __end) \ + ((__bfa)->iocfc.hwif.hw_msix_get_rme_range(__bfa, __start, __end)) +#define bfa_msix(__bfa, __vec) \ + ((__bfa)->msix.handler[__vec](__bfa, __vec)) + +/* + * FC specific IOC functions. + */ +void bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, + u32 *dm_len); +void bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, + struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, + struct bfa_pcidev_s *pcidev); +void bfa_iocfc_detach(struct bfa_s *bfa); +void bfa_iocfc_init(struct bfa_s *bfa); +void bfa_iocfc_start(struct bfa_s *bfa); +void bfa_iocfc_stop(struct bfa_s *bfa); +void bfa_iocfc_isr(void *bfa, struct bfi_mbmsg_s *msg); +void bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa); +bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa); +void bfa_iocfc_reset_queues(struct bfa_s *bfa); + +void bfa_msix_all(struct bfa_s *bfa, int vec); +void bfa_msix_reqq(struct bfa_s *bfa, int vec); +void bfa_msix_rspq(struct bfa_s *bfa, int vec); +void bfa_msix_lpu_err(struct bfa_s *bfa, int vec); + +void bfa_hwcb_reginit(struct bfa_s *bfa); +void bfa_hwcb_reqq_ack(struct bfa_s *bfa, int rspq); +void bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq); +void bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs); +void bfa_hwcb_msix_install(struct bfa_s *bfa); +void bfa_hwcb_msix_uninstall(struct bfa_s *bfa); +void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); +void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs, + u32 *maxvec); +void bfa_hwcb_msix_get_rme_range(struct bfa_s *bfa, u32 *start, + u32 *end); +void bfa_hwct_reginit(struct bfa_s *bfa); +void bfa_hwct_reqq_ack(struct bfa_s *bfa, int rspq); +void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq); +void bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs); +void bfa_hwct_msix_install(struct bfa_s *bfa); +void bfa_hwct_msix_uninstall(struct bfa_s *bfa); +void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); +void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs, + u32 *maxvec); +void bfa_hwct_msix_get_rme_range(struct bfa_s *bfa, u32 *start, + u32 *end); +void bfa_com_port_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi); +void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns); +wwn_t bfa_iocfc_get_pwwn(struct bfa_s *bfa); +wwn_t bfa_iocfc_get_nwwn(struct bfa_s *bfa); +void bfa_iocfc_get_pbc_boot_cfg(struct bfa_s *bfa, + struct bfa_boot_pbc_s *pbcfg); +int bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, + struct bfi_pbc_vport_s *pbc_vport); + + +/** + *---------------------------------------------------------------------- + * BFA public interfaces + *---------------------------------------------------------------------- + */ +#define bfa_stats(_mod, _stats) ((_mod)->stats._stats++) +#define bfa_ioc_get_stats(__bfa, __ioc_stats) \ + bfa_ioc_fetch_stats(&(__bfa)->ioc, __ioc_stats) +#define bfa_ioc_clear_stats(__bfa) \ + bfa_ioc_clr_stats(&(__bfa)->ioc) +#define bfa_get_nports(__bfa) \ + bfa_ioc_get_nports(&(__bfa)->ioc) +#define bfa_get_adapter_manufacturer(__bfa, __manufacturer) \ + bfa_ioc_get_adapter_manufacturer(&(__bfa)->ioc, __manufacturer) +#define bfa_get_adapter_model(__bfa, __model) \ + bfa_ioc_get_adapter_model(&(__bfa)->ioc, __model) +#define bfa_get_adapter_serial_num(__bfa, __serial_num) \ + bfa_ioc_get_adapter_serial_num(&(__bfa)->ioc, __serial_num) +#define bfa_get_adapter_fw_ver(__bfa, __fw_ver) \ + bfa_ioc_get_adapter_fw_ver(&(__bfa)->ioc, __fw_ver) +#define bfa_get_adapter_optrom_ver(__bfa, __optrom_ver) \ + bfa_ioc_get_adapter_optrom_ver(&(__bfa)->ioc, __optrom_ver) +#define bfa_get_pci_chip_rev(__bfa, __chip_rev) \ + bfa_ioc_get_pci_chip_rev(&(__bfa)->ioc, __chip_rev) +#define bfa_get_ioc_state(__bfa) \ + bfa_ioc_get_state(&(__bfa)->ioc) +#define bfa_get_type(__bfa) \ + bfa_ioc_get_type(&(__bfa)->ioc) +#define bfa_get_mac(__bfa) \ + bfa_ioc_get_mac(&(__bfa)->ioc) +#define bfa_get_mfg_mac(__bfa) \ + bfa_ioc_get_mfg_mac(&(__bfa)->ioc) +#define bfa_get_fw_clock_res(__bfa) \ + ((__bfa)->iocfc.cfgrsp->fwcfg.fw_tick_res) + +void bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids); +void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg); +void bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg); +void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo); +void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, + struct bfa_pcidev_s *pcidev); +void bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod); +void bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog); +void bfa_detach(struct bfa_s *bfa); +void bfa_init(struct bfa_s *bfa); +void bfa_start(struct bfa_s *bfa); +void bfa_stop(struct bfa_s *bfa); +void bfa_attach_fcs(struct bfa_s *bfa); +void bfa_cb_init(void *bfad, bfa_status_t status); +void bfa_cb_updateq(void *bfad, bfa_status_t status); + +bfa_boolean_t bfa_intx(struct bfa_s *bfa); +void bfa_intx_disable(struct bfa_s *bfa); +void bfa_intx_enable(struct bfa_s *bfa); +void bfa_isr_enable(struct bfa_s *bfa); +void bfa_isr_disable(struct bfa_s *bfa); + +void bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q); +void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q); +void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q); + +typedef void (*bfa_cb_ioc_t) (void *cbarg, enum bfa_status status); +void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr); +void bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr); + +void bfa_adapter_get_attr(struct bfa_s *bfa, + struct bfa_adapter_attr_s *ad_attr); +u64 bfa_adapter_get_id(struct bfa_s *bfa); + +bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa, + struct bfa_iocfc_intr_attr_s *attr); + +void bfa_iocfc_enable(struct bfa_s *bfa); +void bfa_iocfc_disable(struct bfa_s *bfa); +void bfa_chip_reset(struct bfa_s *bfa); +void bfa_timer_tick(struct bfa_s *bfa); +#define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout) \ + bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout) + +/* + * BFA debug API functions + */ +bfa_status_t bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen); +bfa_status_t bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen); +bfa_status_t bfa_debug_fwcore(struct bfa_s *bfa, void *buf, + u32 *offset, int *buflen); +void bfa_debug_fwsave_clear(struct bfa_s *bfa); +bfa_status_t bfa_fw_stats_get(struct bfa_s *bfa, void *data); +bfa_status_t bfa_fw_stats_clear(struct bfa_s *bfa); + +#endif /* __BFA_H__ */ diff --git a/drivers/scsi/bfa/bfa_callback_priv.h b/drivers/scsi/bfa/bfa_callback_priv.h deleted file mode 100644 index 1e3265c9f7d..00000000000 --- a/drivers/scsi/bfa/bfa_callback_priv.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_CALLBACK_PRIV_H__ -#define __BFA_CALLBACK_PRIV_H__ - -#include <cs/bfa_q.h> - -typedef void (*bfa_cb_cbfn_t) (void *cbarg, bfa_boolean_t complete); - -/** - * Generic BFA callback element. - */ -struct bfa_cb_qe_s { - struct list_head qe; - bfa_cb_cbfn_t cbfn; - bfa_boolean_t once; - u32 rsvd; - void *cbarg; -}; - -#define bfa_cb_queue(__bfa, __hcb_qe, __cbfn, __cbarg) do { \ - (__hcb_qe)->cbfn = (__cbfn); \ - (__hcb_qe)->cbarg = (__cbarg); \ - list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q); \ -} while (0) - -#define bfa_cb_dequeue(__hcb_qe) list_del(&(__hcb_qe)->qe) - -#define bfa_cb_queue_once(__bfa, __hcb_qe, __cbfn, __cbarg) do { \ - (__hcb_qe)->cbfn = (__cbfn); \ - (__hcb_qe)->cbarg = (__cbarg); \ - if (!(__hcb_qe)->once) { \ - list_add_tail((__hcb_qe), &(__bfa)->comp_q); \ - (__hcb_qe)->once = BFA_TRUE; \ - } \ -} while (0) - -#define bfa_cb_queue_done(__hcb_qe) do { \ - (__hcb_qe)->once = BFA_FALSE; \ -} while (0) - -#endif /* __BFA_CALLBACK_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_cb_ioim_macros.h b/drivers/scsi/bfa/bfa_cb_ioim.h index 3906ed92696..a989a94c38d 100644 --- a/drivers/scsi/bfa/bfa_cb_ioim_macros.h +++ b/drivers/scsi/bfa/bfa_cb_ioim.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,37 +15,25 @@ * General Public License for more details. */ -/** - * bfa_cb_ioim_macros.h BFA IOIM driver interface macros. - */ - -#ifndef __BFA_HCB_IOIM_MACROS_H__ -#define __BFA_HCB_IOIM_MACROS_H__ - -#include <bfa_os_inc.h> -/* - * #include <linux/dma-mapping.h> - * - * #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> #include - * <scsi/scsi_device.h> #include <scsi/scsi_host.h> - */ -#include "bfad_im_compat.h" +#ifndef __BFA_HCB_IOIM_H__ +#define __BFA_HCB_IOIM_H__ +#include "bfa_os_inc.h" /* * task attribute values in FCP-2 FCP_CMND IU */ #define SIMPLE_Q 0 #define HEAD_OF_Q 1 #define ORDERED_Q 2 -#define ACA_Q 4 +#define ACA_Q 4 #define UNTAGGED 5 static inline lun_t bfad_int_to_lun(u32 luno) { union { - u16 scsi_lun[4]; - lun_t bfa_lun; + u16 scsi_lun[4]; + lun_t bfa_lun; } lun; lun.bfa_lun = 0; @@ -141,7 +129,7 @@ static inline u8 bfa_cb_ioim_get_taskattr(struct bfad_ioim_s *dio) { struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio; - u8 task_attr = UNTAGGED; + u8 task_attr = UNTAGGED; if (cmnd->device->tagged_supported) { switch (cmnd->tag) { @@ -178,4 +166,4 @@ bfa_cb_ioim_get_cdblen(struct bfad_ioim_s *dio) */ #define bfa_cb_ioim_get_reqq(__dio) BFA_FALSE -#endif /* __BFA_HCB_IOIM_MACROS_H__ */ +#endif /* __BFA_HCB_IOIM_H__ */ diff --git a/drivers/scsi/bfa/bfa_cee.c b/drivers/scsi/bfa/bfa_cee.c deleted file mode 100644 index 2b917792c6b..00000000000 --- a/drivers/scsi/bfa/bfa_cee.c +++ /dev/null @@ -1,492 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <defs/bfa_defs_cee.h> -#include <cs/bfa_trc.h> -#include <cs/bfa_log.h> -#include <cs/bfa_debug.h> -#include <cee/bfa_cee.h> -#include <bfi/bfi_cee.h> -#include <bfi/bfi.h> -#include <bfa_ioc.h> -#include <cna/bfa_cna_trcmod.h> - -BFA_TRC_FILE(CNA, CEE); - -#define bfa_ioc_portid(__ioc) ((__ioc)->port_id) -#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc) - -static void bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg_s *lldp_cfg); -static void bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats_s - *dcbcx_stats); -static void bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats_s - *lldp_stats); -static void bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats_s *cfg_stats); -static void bfa_cee_format_cee_cfg(void *buffer); -static void bfa_cee_format_cee_stats(void *buffer); - -static void -bfa_cee_format_cee_stats(void *buffer) -{ - struct bfa_cee_stats_s *cee_stats = buffer; - bfa_cee_format_dcbcx_stats(&cee_stats->dcbx_stats); - bfa_cee_format_lldp_stats(&cee_stats->lldp_stats); - bfa_cee_format_cfg_stats(&cee_stats->cfg_stats); -} - -static void -bfa_cee_format_cee_cfg(void *buffer) -{ - struct bfa_cee_attr_s *cee_cfg = buffer; - bfa_cee_format_lldp_cfg(&cee_cfg->lldp_remote); -} - -static void -bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats_s *dcbcx_stats) -{ - dcbcx_stats->subtlvs_unrecognized = - bfa_os_ntohl(dcbcx_stats->subtlvs_unrecognized); - dcbcx_stats->negotiation_failed = - bfa_os_ntohl(dcbcx_stats->negotiation_failed); - dcbcx_stats->remote_cfg_changed = - bfa_os_ntohl(dcbcx_stats->remote_cfg_changed); - dcbcx_stats->tlvs_received = bfa_os_ntohl(dcbcx_stats->tlvs_received); - dcbcx_stats->tlvs_invalid = bfa_os_ntohl(dcbcx_stats->tlvs_invalid); - dcbcx_stats->seqno = bfa_os_ntohl(dcbcx_stats->seqno); - dcbcx_stats->ackno = bfa_os_ntohl(dcbcx_stats->ackno); - dcbcx_stats->recvd_seqno = bfa_os_ntohl(dcbcx_stats->recvd_seqno); - dcbcx_stats->recvd_ackno = bfa_os_ntohl(dcbcx_stats->recvd_ackno); -} - -static void -bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats_s *lldp_stats) -{ - lldp_stats->frames_transmitted = - bfa_os_ntohl(lldp_stats->frames_transmitted); - lldp_stats->frames_aged_out = bfa_os_ntohl(lldp_stats->frames_aged_out); - lldp_stats->frames_discarded = - bfa_os_ntohl(lldp_stats->frames_discarded); - lldp_stats->frames_in_error = bfa_os_ntohl(lldp_stats->frames_in_error); - lldp_stats->frames_rcvd = bfa_os_ntohl(lldp_stats->frames_rcvd); - lldp_stats->tlvs_discarded = bfa_os_ntohl(lldp_stats->tlvs_discarded); - lldp_stats->tlvs_unrecognized = - bfa_os_ntohl(lldp_stats->tlvs_unrecognized); -} - -static void -bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats_s *cfg_stats) -{ - cfg_stats->cee_status_down = bfa_os_ntohl(cfg_stats->cee_status_down); - cfg_stats->cee_status_up = bfa_os_ntohl(cfg_stats->cee_status_up); - cfg_stats->cee_hw_cfg_changed = - bfa_os_ntohl(cfg_stats->cee_hw_cfg_changed); - cfg_stats->recvd_invalid_cfg = - bfa_os_ntohl(cfg_stats->recvd_invalid_cfg); -} - -static void -bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg_s *lldp_cfg) -{ - lldp_cfg->time_to_interval = bfa_os_ntohs(lldp_cfg->time_to_interval); - lldp_cfg->enabled_system_cap = - bfa_os_ntohs(lldp_cfg->enabled_system_cap); -} - -/** - * bfa_cee_attr_meminfo() - * - * - * @param[in] void - * - * @return Size of DMA region - */ -static u32 -bfa_cee_attr_meminfo(void) -{ - return BFA_ROUNDUP(sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ); -} - -/** - * bfa_cee_stats_meminfo() - * - * - * @param[in] void - * - * @return Size of DMA region - */ -static u32 -bfa_cee_stats_meminfo(void) -{ - return BFA_ROUNDUP(sizeof(struct bfa_cee_stats_s), BFA_DMA_ALIGN_SZ); -} - -/** - * bfa_cee_get_attr_isr() - * - * - * @param[in] cee - Pointer to the CEE module - * status - Return status from the f/w - * - * @return void - */ -static void -bfa_cee_get_attr_isr(struct bfa_cee_s *cee, bfa_status_t status) -{ - cee->get_attr_status = status; - bfa_trc(cee, 0); - if (status == BFA_STATUS_OK) { - bfa_trc(cee, 0); - /* - * The requested data has been copied to the DMA area, *process - * it. - */ - memcpy(cee->attr, cee->attr_dma.kva, - sizeof(struct bfa_cee_attr_s)); - bfa_cee_format_cee_cfg(cee->attr); - } - cee->get_attr_pending = BFA_FALSE; - if (cee->cbfn.get_attr_cbfn) { - bfa_trc(cee, 0); - cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg, status); - } - bfa_trc(cee, 0); -} - -/** - * bfa_cee_get_attr_isr() - * - * - * @param[in] cee - Pointer to the CEE module - * status - Return status from the f/w - * - * @return void - */ -static void -bfa_cee_get_stats_isr(struct bfa_cee_s *cee, bfa_status_t status) -{ - cee->get_stats_status = status; - bfa_trc(cee, 0); - if (status == BFA_STATUS_OK) { - bfa_trc(cee, 0); - /* - * The requested data has been copied to the DMA area, process - * it. - */ - memcpy(cee->stats, cee->stats_dma.kva, - sizeof(struct bfa_cee_stats_s)); - bfa_cee_format_cee_stats(cee->stats); - } - cee->get_stats_pending = BFA_FALSE; - bfa_trc(cee, 0); - if (cee->cbfn.get_stats_cbfn) { - bfa_trc(cee, 0); - cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg, status); - } - bfa_trc(cee, 0); -} - -/** - * bfa_cee_get_attr_isr() - * - * - * @param[in] cee - Pointer to the CEE module - * status - Return status from the f/w - * - * @return void - */ -static void -bfa_cee_reset_stats_isr(struct bfa_cee_s *cee, bfa_status_t status) -{ - cee->reset_stats_status = status; - cee->reset_stats_pending = BFA_FALSE; - if (cee->cbfn.reset_stats_cbfn) - cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg, status); -} - -/** - * bfa_cee_meminfo() - * - * - * @param[in] void - * - * @return Size of DMA region - */ -u32 -bfa_cee_meminfo(void) -{ - return bfa_cee_attr_meminfo() + bfa_cee_stats_meminfo(); -} - -/** - * bfa_cee_mem_claim() - * - * - * @param[in] cee CEE module pointer - * dma_kva Kernel Virtual Address of CEE DMA Memory - * dma_pa Physical Address of CEE DMA Memory - * - * @return void - */ -void -bfa_cee_mem_claim(struct bfa_cee_s *cee, u8 *dma_kva, u64 dma_pa) -{ - cee->attr_dma.kva = dma_kva; - cee->attr_dma.pa = dma_pa; - cee->stats_dma.kva = dma_kva + bfa_cee_attr_meminfo(); - cee->stats_dma.pa = dma_pa + bfa_cee_attr_meminfo(); - cee->attr = (struct bfa_cee_attr_s *)dma_kva; - cee->stats = - (struct bfa_cee_stats_s *)(dma_kva + bfa_cee_attr_meminfo()); -} - -/** - * bfa_cee_get_attr() - * - * Send the request to the f/w to fetch CEE attributes. - * - * @param[in] Pointer to the CEE module data structure. - * - * @return Status - */ - -bfa_status_t -bfa_cee_get_attr(struct bfa_cee_s *cee, struct bfa_cee_attr_s *attr, - bfa_cee_get_attr_cbfn_t cbfn, void *cbarg) -{ - struct bfi_cee_get_req_s *cmd; - - bfa_assert((cee != NULL) && (cee->ioc != NULL)); - bfa_trc(cee, 0); - if (!bfa_ioc_is_operational(cee->ioc)) { - bfa_trc(cee, 0); - return BFA_STATUS_IOC_FAILURE; - } - if (cee->get_attr_pending == BFA_TRUE) { - bfa_trc(cee, 0); - return BFA_STATUS_DEVBUSY; - } - cee->get_attr_pending = BFA_TRUE; - cmd = (struct bfi_cee_get_req_s *)cee->get_cfg_mb.msg; - cee->attr = attr; - cee->cbfn.get_attr_cbfn = cbfn; - cee->cbfn.get_attr_cbarg = cbarg; - bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_CFG_REQ, - bfa_ioc_portid(cee->ioc)); - bfa_dma_be_addr_set(cmd->dma_addr, cee->attr_dma.pa); - bfa_ioc_mbox_queue(cee->ioc, &cee->get_cfg_mb); - bfa_trc(cee, 0); - - return BFA_STATUS_OK; -} - -/** - * bfa_cee_get_stats() - * - * Send the request to the f/w to fetch CEE statistics. - * - * @param[in] Pointer to the CEE module data structure. - * - * @return Status - */ - -bfa_status_t -bfa_cee_get_stats(struct bfa_cee_s *cee, struct bfa_cee_stats_s *stats, - bfa_cee_get_stats_cbfn_t cbfn, void *cbarg) -{ - struct bfi_cee_get_req_s *cmd; - - bfa_assert((cee != NULL) && (cee->ioc != NULL)); - - if (!bfa_ioc_is_operational(cee->ioc)) { - bfa_trc(cee, 0); - return BFA_STATUS_IOC_FAILURE; - } - if (cee->get_stats_pending == BFA_TRUE) { - bfa_trc(cee, 0); - return BFA_STATUS_DEVBUSY; - } - cee->get_stats_pending = BFA_TRUE; - cmd = (struct bfi_cee_get_req_s *)cee->get_stats_mb.msg; - cee->stats = stats; - cee->cbfn.get_stats_cbfn = cbfn; - cee->cbfn.get_stats_cbarg = cbarg; - bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_STATS_REQ, - bfa_ioc_portid(cee->ioc)); - bfa_dma_be_addr_set(cmd->dma_addr, cee->stats_dma.pa); - bfa_ioc_mbox_queue(cee->ioc, &cee->get_stats_mb); - bfa_trc(cee, 0); - - return BFA_STATUS_OK; -} - -/** - * bfa_cee_reset_stats() - * - * - * @param[in] Pointer to the CEE module data structure. - * - * @return Status - */ - -bfa_status_t -bfa_cee_reset_stats(struct bfa_cee_s *cee, bfa_cee_reset_stats_cbfn_t cbfn, - void *cbarg) -{ - struct bfi_cee_reset_stats_s *cmd; - - bfa_assert((cee != NULL) && (cee->ioc != NULL)); - if (!bfa_ioc_is_operational(cee->ioc)) { - bfa_trc(cee, 0); - return BFA_STATUS_IOC_FAILURE; - } - if (cee->reset_stats_pending == BFA_TRUE) { - bfa_trc(cee, 0); - return BFA_STATUS_DEVBUSY; - } - cee->reset_stats_pending = BFA_TRUE; - cmd = (struct bfi_cee_reset_stats_s *)cee->reset_stats_mb.msg; - cee->cbfn.reset_stats_cbfn = cbfn; - cee->cbfn.reset_stats_cbarg = cbarg; - bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_RESET_STATS, - bfa_ioc_portid(cee->ioc)); - bfa_ioc_mbox_queue(cee->ioc, &cee->reset_stats_mb); - bfa_trc(cee, 0); - return BFA_STATUS_OK; -} - -/** - * bfa_cee_isrs() - * - * - * @param[in] Pointer to the CEE module data structure. - * - * @return void - */ - -void -bfa_cee_isr(void *cbarg, struct bfi_mbmsg_s *m) -{ - union bfi_cee_i2h_msg_u *msg; - struct bfi_cee_get_rsp_s *get_rsp; - struct bfa_cee_s *cee = (struct bfa_cee_s *)cbarg; - msg = (union bfi_cee_i2h_msg_u *)m; - get_rsp = (struct bfi_cee_get_rsp_s *)m; - bfa_trc(cee, msg->mh.msg_id); - switch (msg->mh.msg_id) { - case BFI_CEE_I2H_GET_CFG_RSP: - bfa_trc(cee, get_rsp->cmd_status); - bfa_cee_get_attr_isr(cee, get_rsp->cmd_status); - break; - case BFI_CEE_I2H_GET_STATS_RSP: - bfa_cee_get_stats_isr(cee, get_rsp->cmd_status); - break; - case BFI_CEE_I2H_RESET_STATS_RSP: - bfa_cee_reset_stats_isr(cee, get_rsp->cmd_status); - break; - default: - bfa_assert(0); - } -} - -/** - * bfa_cee_hbfail() - * - * - * @param[in] Pointer to the CEE module data structure. - * - * @return void - */ - -void -bfa_cee_hbfail(void *arg) -{ - struct bfa_cee_s *cee; - cee = (struct bfa_cee_s *)arg; - - if (cee->get_attr_pending == BFA_TRUE) { - cee->get_attr_status = BFA_STATUS_FAILED; - cee->get_attr_pending = BFA_FALSE; - if (cee->cbfn.get_attr_cbfn) { - cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg, - BFA_STATUS_FAILED); - } - } - if (cee->get_stats_pending == BFA_TRUE) { - cee->get_stats_status = BFA_STATUS_FAILED; - cee->get_stats_pending = BFA_FALSE; - if (cee->cbfn.get_stats_cbfn) { - cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg, - BFA_STATUS_FAILED); - } - } - if (cee->reset_stats_pending == BFA_TRUE) { - cee->reset_stats_status = BFA_STATUS_FAILED; - cee->reset_stats_pending = BFA_FALSE; - if (cee->cbfn.reset_stats_cbfn) { - cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg, - BFA_STATUS_FAILED); - } - } -} - -/** - * bfa_cee_attach() - * - * - * @param[in] cee - Pointer to the CEE module data structure - * ioc - Pointer to the ioc module data structure - * dev - Pointer to the device driver module data structure - * The device driver specific mbox ISR functions have - * this pointer as one of the parameters. - * trcmod - - * logmod - - * - * @return void - */ -void -bfa_cee_attach(struct bfa_cee_s *cee, struct bfa_ioc_s *ioc, void *dev, - struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod) -{ - bfa_assert(cee != NULL); - cee->dev = dev; - cee->trcmod = trcmod; - cee->logmod = logmod; - cee->ioc = ioc; - - bfa_ioc_mbox_regisr(cee->ioc, BFI_MC_CEE, bfa_cee_isr, cee); - bfa_ioc_hbfail_init(&cee->hbfail, bfa_cee_hbfail, cee); - bfa_ioc_hbfail_register(cee->ioc, &cee->hbfail); - bfa_trc(cee, 0); -} - -/** - * bfa_cee_detach() - * - * - * @param[in] cee - Pointer to the CEE module data structure - * - * @return void - */ -void -bfa_cee_detach(struct bfa_cee_s *cee) -{ - /* - * For now, just check if there is some ioctl pending and mark that as - * failed? - */ - /* bfa_cee_hbfail(cee); */ -} diff --git a/drivers/scsi/bfa/bfa_core.c b/drivers/scsi/bfa/bfa_core.c index 76fa5c5b40d..c2fa07f2485 100644 --- a/drivers/scsi/bfa/bfa_core.c +++ b/drivers/scsi/bfa/bfa_core.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,27 +15,992 @@ * General Public License for more details. */ -#include <bfa.h> -#include <defs/bfa_defs_pci.h> -#include <cs/bfa_debug.h> -#include <bfa_iocfc.h> +#include "bfa_modules.h" +#include "bfi_ctreg.h" +#include "bfad_drv.h" -#define DEF_CFG_NUM_FABRICS 1 -#define DEF_CFG_NUM_LPORTS 256 -#define DEF_CFG_NUM_CQS 4 -#define DEF_CFG_NUM_IOIM_REQS (BFA_IOIM_MAX) -#define DEF_CFG_NUM_TSKIM_REQS 128 -#define DEF_CFG_NUM_FCXP_REQS 64 -#define DEF_CFG_NUM_UF_BUFS 64 -#define DEF_CFG_NUM_RPORTS 1024 -#define DEF_CFG_NUM_ITNIMS (DEF_CFG_NUM_RPORTS) -#define DEF_CFG_NUM_TINS 256 +BFA_TRC_FILE(HAL, CORE); -#define DEF_CFG_NUM_SGPGS 2048 -#define DEF_CFG_NUM_REQQ_ELEMS 256 -#define DEF_CFG_NUM_RSPQ_ELEMS 64 -#define DEF_CFG_NUM_SBOOT_TGTS 16 -#define DEF_CFG_NUM_SBOOT_LUNS 16 +/** + * BFA IOC FC related definitions + */ + +/** + * IOC local definitions + */ +#define BFA_IOCFC_TOV 5000 /* msecs */ + +enum { + BFA_IOCFC_ACT_NONE = 0, + BFA_IOCFC_ACT_INIT = 1, + BFA_IOCFC_ACT_STOP = 2, + BFA_IOCFC_ACT_DISABLE = 3, +}; + +#define DEF_CFG_NUM_FABRICS 1 +#define DEF_CFG_NUM_LPORTS 256 +#define DEF_CFG_NUM_CQS 4 +#define DEF_CFG_NUM_IOIM_REQS (BFA_IOIM_MAX) +#define DEF_CFG_NUM_TSKIM_REQS 128 +#define DEF_CFG_NUM_FCXP_REQS 64 +#define DEF_CFG_NUM_UF_BUFS 64 +#define DEF_CFG_NUM_RPORTS 1024 +#define DEF_CFG_NUM_ITNIMS (DEF_CFG_NUM_RPORTS) +#define DEF_CFG_NUM_TINS 256 + +#define DEF_CFG_NUM_SGPGS 2048 +#define DEF_CFG_NUM_REQQ_ELEMS 256 +#define DEF_CFG_NUM_RSPQ_ELEMS 64 +#define DEF_CFG_NUM_SBOOT_TGTS 16 +#define DEF_CFG_NUM_SBOOT_LUNS 16 + +/** + * forward declaration for IOC FC functions + */ +static void bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status); +static void bfa_iocfc_disable_cbfn(void *bfa_arg); +static void bfa_iocfc_hbfail_cbfn(void *bfa_arg); +static void bfa_iocfc_reset_cbfn(void *bfa_arg); +static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn; + +/** + * BFA Interrupt handling functions + */ +static void +bfa_msix_errint(struct bfa_s *bfa, u32 intr) +{ + bfa_ioc_error_isr(&bfa->ioc); +} + +static void +bfa_msix_lpu(struct bfa_s *bfa) +{ + bfa_ioc_mbox_isr(&bfa->ioc); +} + +static void +bfa_reqq_resume(struct bfa_s *bfa, int qid) +{ + struct list_head *waitq, *qe, *qen; + struct bfa_reqq_wait_s *wqe; + + waitq = bfa_reqq(bfa, qid); + list_for_each_safe(qe, qen, waitq) { + /** + * Callback only as long as there is room in request queue + */ + if (bfa_reqq_full(bfa, qid)) + break; + + list_del(qe); + wqe = (struct bfa_reqq_wait_s *) qe; + wqe->qresume(wqe->cbarg); + } +} + +void +bfa_msix_all(struct bfa_s *bfa, int vec) +{ + bfa_intx(bfa); +} + +/** + * hal_intr_api + */ +bfa_boolean_t +bfa_intx(struct bfa_s *bfa) +{ + u32 intr, qintr; + int queue; + + intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status); + if (!intr) + return BFA_FALSE; + + /** + * RME completion queue interrupt + */ + qintr = intr & __HFN_INT_RME_MASK; + bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr); + + for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue++) { + if (intr & (__HFN_INT_RME_Q0 << queue)) + bfa_msix_rspq(bfa, queue & (BFI_IOC_MAX_CQS - 1)); + } + intr &= ~qintr; + if (!intr) + return BFA_TRUE; + + /** + * CPE completion queue interrupt + */ + qintr = intr & __HFN_INT_CPE_MASK; + bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr); + + for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue++) { + if (intr & (__HFN_INT_CPE_Q0 << queue)) + bfa_msix_reqq(bfa, queue & (BFI_IOC_MAX_CQS - 1)); + } + intr &= ~qintr; + if (!intr) + return BFA_TRUE; + + bfa_msix_lpu_err(bfa, intr); + + return BFA_TRUE; +} + +void +bfa_intx_enable(struct bfa_s *bfa) +{ + bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, bfa->iocfc.intr_mask); +} + +void +bfa_intx_disable(struct bfa_s *bfa) +{ + bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, -1L); +} + +void +bfa_isr_enable(struct bfa_s *bfa) +{ + u32 intr_unmask; + int pci_func = bfa_ioc_pcifn(&bfa->ioc); + + bfa_trc(bfa, pci_func); + + bfa_msix_install(bfa); + intr_unmask = (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 | + __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS | + __HFN_INT_LL_HALT); + + if (pci_func == 0) + intr_unmask |= (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 | + __HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 | + __HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 | + __HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 | + __HFN_INT_MBOX_LPU0); + else + intr_unmask |= (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 | + __HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 | + __HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 | + __HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 | + __HFN_INT_MBOX_LPU1); + + bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr_unmask); + bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, ~intr_unmask); + bfa->iocfc.intr_mask = ~intr_unmask; + bfa_isr_mode_set(bfa, bfa->msix.nvecs != 0); +} + +void +bfa_isr_disable(struct bfa_s *bfa) +{ + bfa_isr_mode_set(bfa, BFA_FALSE); + bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, -1L); + bfa_msix_uninstall(bfa); +} + +void +bfa_msix_reqq(struct bfa_s *bfa, int qid) +{ + struct list_head *waitq; + + qid &= (BFI_IOC_MAX_CQS - 1); + + bfa->iocfc.hwif.hw_reqq_ack(bfa, qid); + + /** + * Resume any pending requests in the corresponding reqq. + */ + waitq = bfa_reqq(bfa, qid); + if (!list_empty(waitq)) + bfa_reqq_resume(bfa, qid); +} + +void +bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + bfa_trc(bfa, m->mhdr.msg_class); + bfa_trc(bfa, m->mhdr.msg_id); + bfa_trc(bfa, m->mhdr.mtag.i2htok); + bfa_assert(0); + bfa_trc_stop(bfa->trcmod); +} + +void +bfa_msix_rspq(struct bfa_s *bfa, int qid) +{ + struct bfi_msg_s *m; + u32 pi, ci; + struct list_head *waitq; + + bfa_trc_fp(bfa, qid); + + qid &= (BFI_IOC_MAX_CQS - 1); + + bfa->iocfc.hwif.hw_rspq_ack(bfa, qid); + + ci = bfa_rspq_ci(bfa, qid); + pi = bfa_rspq_pi(bfa, qid); + + bfa_trc_fp(bfa, ci); + bfa_trc_fp(bfa, pi); + + if (bfa->rme_process) { + while (ci != pi) { + m = bfa_rspq_elem(bfa, qid, ci); + bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX); + + bfa_isrs[m->mhdr.msg_class] (bfa, m); + + CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems); + } + } + + /** + * update CI + */ + bfa_rspq_ci(bfa, qid) = pi; + bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[qid], pi); + mmiowb(); + + /** + * Resume any pending requests in the corresponding reqq. + */ + waitq = bfa_reqq(bfa, qid); + if (!list_empty(waitq)) + bfa_reqq_resume(bfa, qid); +} + +void +bfa_msix_lpu_err(struct bfa_s *bfa, int vec) +{ + u32 intr, curr_value; + + intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status); + + if (intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1)) + bfa_msix_lpu(bfa); + + intr &= (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 | + __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS | __HFN_INT_LL_HALT); + + if (intr) { + if (intr & __HFN_INT_LL_HALT) { + /** + * If LL_HALT bit is set then FW Init Halt LL Port + * Register needs to be cleared as well so Interrupt + * Status Register will be cleared. + */ + curr_value = bfa_reg_read(bfa->ioc.ioc_regs.ll_halt); + curr_value &= ~__FW_INIT_HALT_P; + bfa_reg_write(bfa->ioc.ioc_regs.ll_halt, curr_value); + } + + if (intr & __HFN_INT_ERR_PSS) { + /** + * ERR_PSS bit needs to be cleared as well in case + * interrups are shared so driver's interrupt handler is + * still called eventhough it is already masked out. + */ + curr_value = bfa_reg_read( + bfa->ioc.ioc_regs.pss_err_status_reg); + curr_value &= __PSS_ERR_STATUS_SET; + bfa_reg_write(bfa->ioc.ioc_regs.pss_err_status_reg, + curr_value); + } + + bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr); + bfa_msix_errint(bfa, intr); + } +} + +void +bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func) +{ + bfa_isrs[mc] = isr_func; +} + +/** + * BFA IOC FC related functions + */ + +/** + * hal_ioc_pvt BFA IOC private functions + */ + +static void +bfa_iocfc_cqs_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len) +{ + int i, per_reqq_sz, per_rspq_sz; + + per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ), + BFA_DMA_ALIGN_SZ); + per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ), + BFA_DMA_ALIGN_SZ); + + /* + * Calculate CQ size + */ + for (i = 0; i < cfg->fwcfg.num_cqs; i++) { + *dm_len = *dm_len + per_reqq_sz; + *dm_len = *dm_len + per_rspq_sz; + } + + /* + * Calculate Shadow CI/PI size + */ + for (i = 0; i < cfg->fwcfg.num_cqs; i++) + *dm_len += (2 * BFA_CACHELINE_SZ); +} + +static void +bfa_iocfc_fw_cfg_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len) +{ + *dm_len += + BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); + *dm_len += + BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), + BFA_CACHELINE_SZ); +} + +/** + * Use the Mailbox interface to send BFI_IOCFC_H2I_CFG_REQ + */ +static void +bfa_iocfc_send_cfg(void *bfa_arg) +{ + struct bfa_s *bfa = bfa_arg; + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfg_req_s cfg_req; + struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo; + struct bfa_iocfc_cfg_s *cfg = &iocfc->cfg; + int i; + + bfa_assert(cfg->fwcfg.num_cqs <= BFI_IOC_MAX_CQS); + bfa_trc(bfa, cfg->fwcfg.num_cqs); + + bfa_iocfc_reset_queues(bfa); + + /** + * initialize IOC configuration info + */ + cfg_info->endian_sig = BFI_IOC_ENDIAN_SIG; + cfg_info->num_cqs = cfg->fwcfg.num_cqs; + + bfa_dma_be_addr_set(cfg_info->cfgrsp_addr, iocfc->cfgrsp_dma.pa); + /** + * dma map REQ and RSP circular queues and shadow pointers + */ + for (i = 0; i < cfg->fwcfg.num_cqs; i++) { + bfa_dma_be_addr_set(cfg_info->req_cq_ba[i], + iocfc->req_cq_ba[i].pa); + bfa_dma_be_addr_set(cfg_info->req_shadow_ci[i], + iocfc->req_cq_shadow_ci[i].pa); + cfg_info->req_cq_elems[i] = + bfa_os_htons(cfg->drvcfg.num_reqq_elems); + + bfa_dma_be_addr_set(cfg_info->rsp_cq_ba[i], + iocfc->rsp_cq_ba[i].pa); + bfa_dma_be_addr_set(cfg_info->rsp_shadow_pi[i], + iocfc->rsp_cq_shadow_pi[i].pa); + cfg_info->rsp_cq_elems[i] = + bfa_os_htons(cfg->drvcfg.num_rspq_elems); + } + + /** + * Enable interrupt coalescing if it is driver init path + * and not ioc disable/enable path. + */ + if (!iocfc->cfgdone) + cfg_info->intr_attr.coalesce = BFA_TRUE; + + iocfc->cfgdone = BFA_FALSE; + + /** + * dma map IOC configuration itself + */ + bfi_h2i_set(cfg_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CFG_REQ, + bfa_lpuid(bfa)); + bfa_dma_be_addr_set(cfg_req.ioc_cfg_dma_addr, iocfc->cfg_info.pa); + + bfa_ioc_mbox_send(&bfa->ioc, &cfg_req, + sizeof(struct bfi_iocfc_cfg_req_s)); +} + +static void +bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_pcidev_s *pcidev) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + + bfa->bfad = bfad; + iocfc->bfa = bfa; + iocfc->action = BFA_IOCFC_ACT_NONE; + + bfa_os_assign(iocfc->cfg, *cfg); + + /** + * Initialize chip specific handlers. + */ + if (bfa_asic_id_ct(bfa_ioc_devid(&bfa->ioc))) { + iocfc->hwif.hw_reginit = bfa_hwct_reginit; + iocfc->hwif.hw_reqq_ack = bfa_hwct_reqq_ack; + iocfc->hwif.hw_rspq_ack = bfa_hwct_rspq_ack; + iocfc->hwif.hw_msix_init = bfa_hwct_msix_init; + iocfc->hwif.hw_msix_install = bfa_hwct_msix_install; + iocfc->hwif.hw_msix_uninstall = bfa_hwct_msix_uninstall; + iocfc->hwif.hw_isr_mode_set = bfa_hwct_isr_mode_set; + iocfc->hwif.hw_msix_getvecs = bfa_hwct_msix_getvecs; + iocfc->hwif.hw_msix_get_rme_range = bfa_hwct_msix_get_rme_range; + } else { + iocfc->hwif.hw_reginit = bfa_hwcb_reginit; + iocfc->hwif.hw_reqq_ack = bfa_hwcb_reqq_ack; + iocfc->hwif.hw_rspq_ack = bfa_hwcb_rspq_ack; + iocfc->hwif.hw_msix_init = bfa_hwcb_msix_init; + iocfc->hwif.hw_msix_install = bfa_hwcb_msix_install; + iocfc->hwif.hw_msix_uninstall = bfa_hwcb_msix_uninstall; + iocfc->hwif.hw_isr_mode_set = bfa_hwcb_isr_mode_set; + iocfc->hwif.hw_msix_getvecs = bfa_hwcb_msix_getvecs; + iocfc->hwif.hw_msix_get_rme_range = bfa_hwcb_msix_get_rme_range; + } + + iocfc->hwif.hw_reginit(bfa); + bfa->msix.nvecs = 0; +} + +static void +bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo) +{ + u8 *dm_kva; + u64 dm_pa; + int i, per_reqq_sz, per_rspq_sz; + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + int dbgsz; + + dm_kva = bfa_meminfo_dma_virt(meminfo); + dm_pa = bfa_meminfo_dma_phys(meminfo); + + /* + * First allocate dma memory for IOC. + */ + bfa_ioc_mem_claim(&bfa->ioc, dm_kva, dm_pa); + dm_kva += bfa_ioc_meminfo(); + dm_pa += bfa_ioc_meminfo(); + + /* + * Claim DMA-able memory for the request/response queues and for shadow + * ci/pi registers + */ + per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ), + BFA_DMA_ALIGN_SZ); + per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ), + BFA_DMA_ALIGN_SZ); + + for (i = 0; i < cfg->fwcfg.num_cqs; i++) { + iocfc->req_cq_ba[i].kva = dm_kva; + iocfc->req_cq_ba[i].pa = dm_pa; + bfa_os_memset(dm_kva, 0, per_reqq_sz); + dm_kva += per_reqq_sz; + dm_pa += per_reqq_sz; + + iocfc->rsp_cq_ba[i].kva = dm_kva; + iocfc->rsp_cq_ba[i].pa = dm_pa; + bfa_os_memset(dm_kva, 0, per_rspq_sz); + dm_kva += per_rspq_sz; + dm_pa += per_rspq_sz; + } + + for (i = 0; i < cfg->fwcfg.num_cqs; i++) { + iocfc->req_cq_shadow_ci[i].kva = dm_kva; + iocfc->req_cq_shadow_ci[i].pa = dm_pa; + dm_kva += BFA_CACHELINE_SZ; + dm_pa += BFA_CACHELINE_SZ; + + iocfc->rsp_cq_shadow_pi[i].kva = dm_kva; + iocfc->rsp_cq_shadow_pi[i].pa = dm_pa; + dm_kva += BFA_CACHELINE_SZ; + dm_pa += BFA_CACHELINE_SZ; + } + + /* + * Claim DMA-able memory for the config info page + */ + bfa->iocfc.cfg_info.kva = dm_kva; + bfa->iocfc.cfg_info.pa = dm_pa; + bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva; + dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); + dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); + + /* + * Claim DMA-able memory for the config response + */ + bfa->iocfc.cfgrsp_dma.kva = dm_kva; + bfa->iocfc.cfgrsp_dma.pa = dm_pa; + bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva; + + dm_kva += + BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), + BFA_CACHELINE_SZ); + dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), + BFA_CACHELINE_SZ); + + + bfa_meminfo_dma_virt(meminfo) = dm_kva; + bfa_meminfo_dma_phys(meminfo) = dm_pa; + + dbgsz = bfa_ioc_debug_trcsz(bfa_auto_recover); + if (dbgsz > 0) { + bfa_ioc_debug_memclaim(&bfa->ioc, bfa_meminfo_kva(meminfo)); + bfa_meminfo_kva(meminfo) += dbgsz; + } +} + +/** + * Start BFA submodules. + */ +static void +bfa_iocfc_start_submod(struct bfa_s *bfa) +{ + int i; + + bfa->rme_process = BFA_TRUE; + + for (i = 0; hal_mods[i]; i++) + hal_mods[i]->start(bfa); +} + +/** + * Disable BFA submodules. + */ +static void +bfa_iocfc_disable_submod(struct bfa_s *bfa) +{ + int i; + + for (i = 0; hal_mods[i]; i++) + hal_mods[i]->iocdisable(bfa); +} + +static void +bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete) +{ + struct bfa_s *bfa = bfa_arg; + + if (complete) { + if (bfa->iocfc.cfgdone) + bfa_cb_init(bfa->bfad, BFA_STATUS_OK); + else + bfa_cb_init(bfa->bfad, BFA_STATUS_FAILED); + } else { + if (bfa->iocfc.cfgdone) + bfa->iocfc.action = BFA_IOCFC_ACT_NONE; + } +} + +static void +bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl) +{ + struct bfa_s *bfa = bfa_arg; + struct bfad_s *bfad = bfa->bfad; + + if (compl) + complete(&bfad->comp); + else + bfa->iocfc.action = BFA_IOCFC_ACT_NONE; +} + +static void +bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl) +{ + struct bfa_s *bfa = bfa_arg; + struct bfad_s *bfad = bfa->bfad; + + if (compl) + complete(&bfad->disable_comp); +} + +/** + * Update BFA configuration from firmware configuration. + */ +static void +bfa_iocfc_cfgrsp(struct bfa_s *bfa) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + struct bfa_iocfc_fwcfg_s *fwcfg = &cfgrsp->fwcfg; + + fwcfg->num_cqs = fwcfg->num_cqs; + fwcfg->num_ioim_reqs = bfa_os_ntohs(fwcfg->num_ioim_reqs); + fwcfg->num_tskim_reqs = bfa_os_ntohs(fwcfg->num_tskim_reqs); + fwcfg->num_fcxp_reqs = bfa_os_ntohs(fwcfg->num_fcxp_reqs); + fwcfg->num_uf_bufs = bfa_os_ntohs(fwcfg->num_uf_bufs); + fwcfg->num_rports = bfa_os_ntohs(fwcfg->num_rports); + + iocfc->cfgdone = BFA_TRUE; + + /** + * Configuration is complete - initialize/start submodules + */ + bfa_fcport_init(bfa); + + if (iocfc->action == BFA_IOCFC_ACT_INIT) + bfa_cb_queue(bfa, &iocfc->init_hcb_qe, bfa_iocfc_init_cb, bfa); + else + bfa_iocfc_start_submod(bfa); +} +void +bfa_iocfc_reset_queues(struct bfa_s *bfa) +{ + int q; + + for (q = 0; q < BFI_IOC_MAX_CQS; q++) { + bfa_reqq_ci(bfa, q) = 0; + bfa_reqq_pi(bfa, q) = 0; + bfa_rspq_ci(bfa, q) = 0; + bfa_rspq_pi(bfa, q) = 0; + } +} + +/** + * IOC enable request is complete + */ +static void +bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status) +{ + struct bfa_s *bfa = bfa_arg; + + if (status != BFA_STATUS_OK) { + bfa_isr_disable(bfa); + if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT) + bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, + bfa_iocfc_init_cb, bfa); + return; + } + + bfa_iocfc_send_cfg(bfa); +} + +/** + * IOC disable request is complete + */ +static void +bfa_iocfc_disable_cbfn(void *bfa_arg) +{ + struct bfa_s *bfa = bfa_arg; + + bfa_isr_disable(bfa); + bfa_iocfc_disable_submod(bfa); + + if (bfa->iocfc.action == BFA_IOCFC_ACT_STOP) + bfa_cb_queue(bfa, &bfa->iocfc.stop_hcb_qe, bfa_iocfc_stop_cb, + bfa); + else { + bfa_assert(bfa->iocfc.action == BFA_IOCFC_ACT_DISABLE); + bfa_cb_queue(bfa, &bfa->iocfc.dis_hcb_qe, bfa_iocfc_disable_cb, + bfa); + } +} + +/** + * Notify sub-modules of hardware failure. + */ +static void +bfa_iocfc_hbfail_cbfn(void *bfa_arg) +{ + struct bfa_s *bfa = bfa_arg; + + bfa->rme_process = BFA_FALSE; + + bfa_isr_disable(bfa); + bfa_iocfc_disable_submod(bfa); + + if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT) + bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, bfa_iocfc_init_cb, + bfa); +} + +/** + * Actions on chip-reset completion. + */ +static void +bfa_iocfc_reset_cbfn(void *bfa_arg) +{ + struct bfa_s *bfa = bfa_arg; + + bfa_iocfc_reset_queues(bfa); + bfa_isr_enable(bfa); +} + +/** + * hal_ioc_public + */ + +/** + * Query IOC memory requirement information. + */ +void +bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, + u32 *dm_len) +{ + /* dma memory for IOC */ + *dm_len += bfa_ioc_meminfo(); + + bfa_iocfc_fw_cfg_sz(cfg, dm_len); + bfa_iocfc_cqs_sz(cfg, dm_len); + *km_len += bfa_ioc_debug_trcsz(bfa_auto_recover); +} + +/** + * Query IOC memory requirement information. + */ +void +bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) +{ + int i; + struct bfa_ioc_s *ioc = &bfa->ioc; + + bfa_iocfc_cbfn.enable_cbfn = bfa_iocfc_enable_cbfn; + bfa_iocfc_cbfn.disable_cbfn = bfa_iocfc_disable_cbfn; + bfa_iocfc_cbfn.hbfail_cbfn = bfa_iocfc_hbfail_cbfn; + bfa_iocfc_cbfn.reset_cbfn = bfa_iocfc_reset_cbfn; + + ioc->trcmod = bfa->trcmod; + bfa_ioc_attach(&bfa->ioc, bfa, &bfa_iocfc_cbfn, &bfa->timer_mod); + + /** + * Set FC mode for BFA_PCI_DEVICE_ID_CT_FC. + */ + if (pcidev->device_id == BFA_PCI_DEVICE_ID_CT_FC) + bfa_ioc_set_fcmode(&bfa->ioc); + + bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_MC_IOCFC); + bfa_ioc_mbox_register(&bfa->ioc, bfa_mbox_isrs); + + bfa_iocfc_init_mem(bfa, bfad, cfg, pcidev); + bfa_iocfc_mem_claim(bfa, cfg, meminfo); + bfa_timer_init(&bfa->timer_mod); + + INIT_LIST_HEAD(&bfa->comp_q); + for (i = 0; i < BFI_IOC_MAX_CQS; i++) + INIT_LIST_HEAD(&bfa->reqq_waitq[i]); +} + +/** + * Query IOC memory requirement information. + */ +void +bfa_iocfc_detach(struct bfa_s *bfa) +{ + bfa_ioc_detach(&bfa->ioc); +} + +/** + * Query IOC memory requirement information. + */ +void +bfa_iocfc_init(struct bfa_s *bfa) +{ + bfa->iocfc.action = BFA_IOCFC_ACT_INIT; + bfa_ioc_enable(&bfa->ioc); +} + +/** + * IOC start called from bfa_start(). Called to start IOC operations + * at driver instantiation for this instance. + */ +void +bfa_iocfc_start(struct bfa_s *bfa) +{ + if (bfa->iocfc.cfgdone) + bfa_iocfc_start_submod(bfa); +} + +/** + * IOC stop called from bfa_stop(). Called only when driver is unloaded + * for this instance. + */ +void +bfa_iocfc_stop(struct bfa_s *bfa) +{ + bfa->iocfc.action = BFA_IOCFC_ACT_STOP; + + bfa->rme_process = BFA_FALSE; + bfa_ioc_disable(&bfa->ioc); +} + +void +bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m) +{ + struct bfa_s *bfa = bfaarg; + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + union bfi_iocfc_i2h_msg_u *msg; + + msg = (union bfi_iocfc_i2h_msg_u *) m; + bfa_trc(bfa, msg->mh.msg_id); + + switch (msg->mh.msg_id) { + case BFI_IOCFC_I2H_CFG_REPLY: + iocfc->cfg_reply = &msg->cfg_reply; + bfa_iocfc_cfgrsp(bfa); + break; + case BFI_IOCFC_I2H_UPDATEQ_RSP: + iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK); + break; + default: + bfa_assert(0); + } +} + +void +bfa_adapter_get_attr(struct bfa_s *bfa, struct bfa_adapter_attr_s *ad_attr) +{ + bfa_ioc_get_adapter_attr(&bfa->ioc, ad_attr); +} + +u64 +bfa_adapter_get_id(struct bfa_s *bfa) +{ + return bfa_ioc_get_adid(&bfa->ioc); +} + +void +bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + + attr->intr_attr.coalesce = iocfc->cfginfo->intr_attr.coalesce; + + attr->intr_attr.delay = iocfc->cfginfo->intr_attr.delay ? + bfa_os_ntohs(iocfc->cfginfo->intr_attr.delay) : + bfa_os_ntohs(iocfc->cfgrsp->intr_attr.delay); + + attr->intr_attr.latency = iocfc->cfginfo->intr_attr.latency ? + bfa_os_ntohs(iocfc->cfginfo->intr_attr.latency) : + bfa_os_ntohs(iocfc->cfgrsp->intr_attr.latency); + + attr->config = iocfc->cfg; +} + +bfa_status_t +bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_set_intr_req_s *m; + + iocfc->cfginfo->intr_attr.coalesce = attr->coalesce; + iocfc->cfginfo->intr_attr.delay = bfa_os_htons(attr->delay); + iocfc->cfginfo->intr_attr.latency = bfa_os_htons(attr->latency); + + if (!bfa_iocfc_is_operational(bfa)) + return BFA_STATUS_OK; + + m = bfa_reqq_next(bfa, BFA_REQQ_IOC); + if (!m) + return BFA_STATUS_DEVBUSY; + + bfi_h2i_set(m->mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_SET_INTR_REQ, + bfa_lpuid(bfa)); + m->coalesce = iocfc->cfginfo->intr_attr.coalesce; + m->delay = iocfc->cfginfo->intr_attr.delay; + m->latency = iocfc->cfginfo->intr_attr.latency; + + bfa_trc(bfa, attr->delay); + bfa_trc(bfa, attr->latency); + + bfa_reqq_produce(bfa, BFA_REQQ_IOC); + return BFA_STATUS_OK; +} + +void +bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + + iocfc->cfginfo->sense_buf_len = (BFI_IOIM_SNSLEN - 1); + bfa_dma_be_addr_set(iocfc->cfginfo->ioim_snsbase, snsbase_pa); +} +/** + * Enable IOC after it is disabled. + */ +void +bfa_iocfc_enable(struct bfa_s *bfa) +{ + bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0, + "IOC Enable"); + bfa_ioc_enable(&bfa->ioc); +} + +void +bfa_iocfc_disable(struct bfa_s *bfa) +{ + bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0, + "IOC Disable"); + bfa->iocfc.action = BFA_IOCFC_ACT_DISABLE; + + bfa->rme_process = BFA_FALSE; + bfa_ioc_disable(&bfa->ioc); +} + + +bfa_boolean_t +bfa_iocfc_is_operational(struct bfa_s *bfa) +{ + return bfa_ioc_is_operational(&bfa->ioc) && bfa->iocfc.cfgdone; +} + +/** + * Return boot target port wwns -- read from boot information in flash. + */ +void +bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + int i; + + if (cfgrsp->pbc_cfg.boot_enabled && cfgrsp->pbc_cfg.nbluns) { + bfa_trc(bfa, cfgrsp->pbc_cfg.nbluns); + *nwwns = cfgrsp->pbc_cfg.nbluns; + for (i = 0; i < cfgrsp->pbc_cfg.nbluns; i++) + wwns[i] = cfgrsp->pbc_cfg.blun[i].tgt_pwwn; + + return; + } + + *nwwns = cfgrsp->bootwwns.nwwns; + memcpy(wwns, cfgrsp->bootwwns.wwn, sizeof(cfgrsp->bootwwns.wwn)); +} + +void +bfa_iocfc_get_pbc_boot_cfg(struct bfa_s *bfa, struct bfa_boot_pbc_s *pbcfg) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + + pbcfg->enable = cfgrsp->pbc_cfg.boot_enabled; + pbcfg->nbluns = cfgrsp->pbc_cfg.nbluns; + pbcfg->speed = cfgrsp->pbc_cfg.port_speed; + memcpy(pbcfg->pblun, cfgrsp->pbc_cfg.blun, sizeof(pbcfg->pblun)); +} + +int +bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + + memcpy(pbc_vport, cfgrsp->pbc_cfg.vport, sizeof(cfgrsp->pbc_cfg.vport)); + return cfgrsp->pbc_cfg.nvports; +} + +/** + * hal_api + */ /** * Use this function query the memory requirement of the BFA library. @@ -45,16 +1010,16 @@ * This call will fail, if the cap is out of range compared to pre-defined * values within the BFA library * - * @param[in] cfg - pointer to bfa_ioc_cfg_t. Driver layer should indicate - * its configuration in this structure. + * @param[in] cfg - pointer to bfa_ioc_cfg_t. Driver layer should indicate + * its configuration in this structure. * The default values for struct bfa_iocfc_cfg_s can be * fetched using bfa_cfg_get_default() API. * - * If cap's boundary check fails, the library will use + * If cap's boundary check fails, the library will use * the default bfa_cap_t values (and log a warning msg). * * @param[out] meminfo - pointer to bfa_meminfo_t. This content - * indicates the memory type (see bfa_mem_type_t) and + * indicates the memory type (see bfa_mem_type_t) and * amount of memory required. * * Driver should allocate the memory, populate the @@ -68,8 +1033,8 @@ void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo) { - int i; - u32 km_len = 0, dm_len = 0; + int i; + u32 km_len = 0, dm_len = 0; bfa_assert((cfg != NULL) && (meminfo != NULL)); @@ -90,26 +1055,6 @@ bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo) meminfo->meminfo[BFA_MEM_TYPE_DMA - 1].mem_len = dm_len; } -static void -bfa_com_port_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi) -{ - struct bfa_port_s *port = &bfa->modules.port; - uint32_t dm_len; - uint8_t *dm_kva; - uint64_t dm_pa; - - dm_len = bfa_port_meminfo(); - dm_kva = bfa_meminfo_dma_virt(mi); - dm_pa = bfa_meminfo_dma_phys(mi); - - memset(port, 0, sizeof(struct bfa_port_s)); - bfa_port_attach(port, &bfa->ioc, bfa, bfa->trcmod, bfa->logm); - bfa_port_mem_claim(port, dm_kva, dm_pa); - - bfa_meminfo_dma_virt(mi) = dm_kva + dm_len; - bfa_meminfo_dma_phys(mi) = dm_pa + dm_len; -} - /** * Use this function to do attach the driver instance with the BFA * library. This function will not trigger any HW initialization @@ -119,14 +1064,14 @@ bfa_com_port_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi) * pre-defined values within the BFA library * * @param[out] bfa Pointer to bfa_t. - * @param[in] bfad Opaque handle back to the driver's IOC structure + * @param[in] bfad Opaque handle back to the driver's IOC structure * @param[in] cfg Pointer to bfa_ioc_cfg_t. Should be same structure - * that was used in bfa_cfg_get_meminfo(). - * @param[in] meminfo Pointer to bfa_meminfo_t. The driver should - * use the bfa_cfg_get_meminfo() call to - * find the memory blocks required, allocate the - * required memory and provide the starting addresses. - * @param[in] pcidev pointer to struct bfa_pcidev_s + * that was used in bfa_cfg_get_meminfo(). + * @param[in] meminfo Pointer to bfa_meminfo_t. The driver should + * use the bfa_cfg_get_meminfo() call to + * find the memory blocks required, allocate the + * required memory and provide the starting addresses. + * @param[in] pcidev pointer to struct bfa_pcidev_s * * @return * void @@ -140,8 +1085,8 @@ void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) { - int i; - struct bfa_mem_elem_s *melem; + int i; + struct bfa_mem_elem_s *melem; bfa->fcs = BFA_FALSE; @@ -195,20 +1140,6 @@ bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod) bfa->trcmod = trcmod; } - -void -bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod) -{ - bfa->logm = logmod; -} - - -void -bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen) -{ - bfa->aen = aen; -} - void bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog) { @@ -254,14 +1185,14 @@ bfa_start(struct bfa_s *bfa) /** * Use this function quiese the IOC. This function will return immediately, - * when the IOC is actually stopped, the bfa_cb_stop() will be called. + * when the IOC is actually stopped, the bfad->comp will be set. * - * @param[in] bfa - pointer to bfa_t. + * @param[in]bfa - pointer to bfa_t. * * @return None * * Special Considerations: - * bfa_cb_stop() could be called before or after bfa_stop() returns. + * bfad->comp can be set before or after bfa_stop() returns. * * @note * In case of any failure, we could handle it automatically by doing a @@ -283,9 +1214,9 @@ bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q) void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q) { - struct list_head *qe; - struct list_head *qen; - struct bfa_cb_qe_s *hcb_qe; + struct list_head *qe; + struct list_head *qen; + struct bfa_cb_qe_s *hcb_qe; list_for_each_safe(qe, qen, comp_q) { hcb_qe = (struct bfa_cb_qe_s *) qe; @@ -296,8 +1227,8 @@ bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q) void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q) { - struct list_head *qe; - struct bfa_cb_qe_s *hcb_qe; + struct list_head *qe; + struct bfa_cb_qe_s *hcb_qe; while (!list_empty(comp_q)) { bfa_q_deq(comp_q, &qe); @@ -321,7 +1252,6 @@ bfa_timer_tick(struct bfa_s *bfa) bfa_timer_beat(&bfa->timer_mod); } -#ifndef BFA_BIOS_BUILD /** * Return the list of PCI vendor/device id lists supported by this * BFA instance. @@ -336,7 +1266,7 @@ bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids) {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT_FC}, }; - *npciids = ARRAY_SIZE(__pciids); + *npciids = sizeof(__pciids) / sizeof(__pciids[0]); *pciids = __pciids; } @@ -351,7 +1281,7 @@ bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids) * void * * Special Considerations: - * note + * note */ void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg) @@ -389,7 +1319,7 @@ bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg) cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN; cfg->drvcfg.num_reqq_elems = BFA_REQQ_NELEMS_MIN; cfg->drvcfg.num_rspq_elems = BFA_RSPQ_NELEMS_MIN; - cfg->drvcfg.min_cfg = BFA_TRUE; + cfg->drvcfg.min_cfg = BFA_TRUE; } void @@ -417,7 +1347,7 @@ bfa_debug_fwsave_clear(struct bfa_s *bfa) } /** - * Fetch firmware trace data. + * Fetch firmware trace data. * * @param[in] bfa BFA instance * @param[out] trcdata Firmware trace buffer @@ -433,6 +1363,22 @@ bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen) } /** + * Dump firmware memory. + * + * @param[in] bfa BFA instance + * @param[out] buf buffer for dump + * @param[in,out] offset smem offset to start read + * @param[in,out] buflen length of buffer + * + * @retval BFA_STATUS_OK Firmware memory is dumped. + * @retval BFA_STATUS_INPROGRESS Firmware memory dump is in progress. + */ +bfa_status_t +bfa_debug_fwcore(struct bfa_s *bfa, void *buf, u32 *offset, int *buflen) +{ + return bfa_ioc_debug_fwcore(&bfa->ioc, buf, offset, buflen); +} +/** * Reset hw semaphore & usage cnt regs and initialize. */ void @@ -441,4 +1387,23 @@ bfa_chip_reset(struct bfa_s *bfa) bfa_ioc_ownership_reset(&bfa->ioc); bfa_ioc_pll_init(&bfa->ioc); } -#endif + +/** + * Fetch firmware statistics data. + * + * @param[in] bfa BFA instance + * @param[out] data Firmware stats buffer + * + * @retval BFA_STATUS_OK Firmware trace is fetched. + */ +bfa_status_t +bfa_fw_stats_get(struct bfa_s *bfa, void *data) +{ + return bfa_ioc_fw_stats_get(&bfa->ioc, data); +} + +bfa_status_t +bfa_fw_stats_clear(struct bfa_s *bfa) +{ + return bfa_ioc_fw_stats_clear(&bfa->ioc); +} diff --git a/drivers/scsi/bfa/bfa_cs.h b/drivers/scsi/bfa/bfa_cs.h new file mode 100644 index 00000000000..7260c74620f --- /dev/null +++ b/drivers/scsi/bfa/bfa_cs.h @@ -0,0 +1,364 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +/** + * bfa_cs.h BFA common services + */ + +#ifndef __BFA_CS_H__ +#define __BFA_CS_H__ + +#include "bfa_os_inc.h" + +/** + * BFA TRC + */ + +#ifndef BFA_TRC_MAX +#define BFA_TRC_MAX (4 * 1024) +#endif + +#ifndef BFA_TRC_TS +#define BFA_TRC_TS(_trcm) ((_trcm)->ticks++) +#endif + +struct bfa_trc_s { +#ifdef __BIGENDIAN + u16 fileno; + u16 line; +#else + u16 line; + u16 fileno; +#endif + u32 timestamp; + union { + struct { + u32 rsvd; + u32 u32; + } u32; + u64 u64; + } data; +}; + +struct bfa_trc_mod_s { + u32 head; + u32 tail; + u32 ntrc; + u32 stopped; + u32 ticks; + u32 rsvd[3]; + struct bfa_trc_s trc[BFA_TRC_MAX]; +}; + +enum { + BFA_TRC_HAL = 1, /* BFA modules */ + BFA_TRC_FCS = 2, /* BFA FCS modules */ + BFA_TRC_LDRV = 3, /* Linux driver modules */ + BFA_TRC_CNA = 4, /* Common modules */ +}; +#define BFA_TRC_MOD_SH 10 +#define BFA_TRC_MOD(__mod) ((BFA_TRC_ ## __mod) << BFA_TRC_MOD_SH) + +/** + * Define a new tracing file (module). Module should match one defined above. + */ +#define BFA_TRC_FILE(__mod, __submod) \ + static int __trc_fileno = ((BFA_TRC_ ## __mod ## _ ## __submod) | \ + BFA_TRC_MOD(__mod)) + + +#define bfa_trc32(_trcp, _data) \ + __bfa_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u32)_data) +#define bfa_trc(_trcp, _data) \ + __bfa_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u64)_data) + +static inline void +bfa_trc_init(struct bfa_trc_mod_s *trcm) +{ + trcm->head = trcm->tail = trcm->stopped = 0; + trcm->ntrc = BFA_TRC_MAX; +} + +static inline void +bfa_trc_stop(struct bfa_trc_mod_s *trcm) +{ + trcm->stopped = 1; +} + +#ifdef FWTRC +extern void dc_flush(void *data); +#else +#define dc_flush(data) +#endif + + +static inline void +__bfa_trc(struct bfa_trc_mod_s *trcm, int fileno, int line, u64 data) +{ + int tail = trcm->tail; + struct bfa_trc_s *trc = &trcm->trc[tail]; + + if (trcm->stopped) + return; + + trc->fileno = (u16) fileno; + trc->line = (u16) line; + trc->data.u64 = data; + trc->timestamp = BFA_TRC_TS(trcm); + dc_flush(trc); + + trcm->tail = (trcm->tail + 1) & (BFA_TRC_MAX - 1); + if (trcm->tail == trcm->head) + trcm->head = (trcm->head + 1) & (BFA_TRC_MAX - 1); + dc_flush(trcm); +} + + +static inline void +__bfa_trc32(struct bfa_trc_mod_s *trcm, int fileno, int line, u32 data) +{ + int tail = trcm->tail; + struct bfa_trc_s *trc = &trcm->trc[tail]; + + if (trcm->stopped) + return; + + trc->fileno = (u16) fileno; + trc->line = (u16) line; + trc->data.u32.u32 = data; + trc->timestamp = BFA_TRC_TS(trcm); + dc_flush(trc); + + trcm->tail = (trcm->tail + 1) & (BFA_TRC_MAX - 1); + if (trcm->tail == trcm->head) + trcm->head = (trcm->head + 1) & (BFA_TRC_MAX - 1); + dc_flush(trcm); +} + +#ifndef BFA_PERF_BUILD +#define bfa_trc_fp(_trcp, _data) bfa_trc(_trcp, _data) +#else +#define bfa_trc_fp(_trcp, _data) +#endif + +/** + * @ BFA LOG interfaces + */ +#define bfa_assert(__cond) do { \ + if (!(__cond)) { \ + printk(KERN_ERR "assert(%s) failed at %s:%d\\n", \ + #__cond, __FILE__, __LINE__); \ + } \ +} while (0) + +#define bfa_sm_fault(__mod, __event) do { \ + bfa_trc(__mod, (((u32)0xDEAD << 16) | __event)); \ + printk(KERN_ERR "Assertion failure: %s:%d: %d", \ + __FILE__, __LINE__, (__event)); \ +} while (0) + +#ifndef BFA_PERF_BUILD +#define bfa_assert_fp(__cond) bfa_assert(__cond) +#else +#define bfa_assert_fp(__cond) +#endif + +/* BFA queue definitions */ +#define bfa_q_first(_q) ((void *)(((struct list_head *) (_q))->next)) +#define bfa_q_next(_qe) (((struct list_head *) (_qe))->next) +#define bfa_q_prev(_qe) (((struct list_head *) (_qe))->prev) + +/* + * bfa_q_qe_init - to initialize a queue element + */ +#define bfa_q_qe_init(_qe) { \ + bfa_q_next(_qe) = (struct list_head *) NULL; \ + bfa_q_prev(_qe) = (struct list_head *) NULL; \ +} + +/* + * bfa_q_deq - dequeue an element from head of the queue + */ +#define bfa_q_deq(_q, _qe) { \ + if (!list_empty(_q)) { \ + (*((struct list_head **) (_qe))) = bfa_q_next(_q); \ + bfa_q_prev(bfa_q_next(*((struct list_head **) _qe))) = \ + (struct list_head *) (_q); \ + bfa_q_next(_q) = bfa_q_next(*((struct list_head **) _qe));\ + BFA_Q_DBG_INIT(*((struct list_head **) _qe)); \ + } else { \ + *((struct list_head **) (_qe)) = (struct list_head *) NULL;\ + } \ +} + +/* + * bfa_q_deq_tail - dequeue an element from tail of the queue + */ +#define bfa_q_deq_tail(_q, _qe) { \ + if (!list_empty(_q)) { \ + *((struct list_head **) (_qe)) = bfa_q_prev(_q); \ + bfa_q_next(bfa_q_prev(*((struct list_head **) _qe))) = \ + (struct list_head *) (_q); \ + bfa_q_prev(_q) = bfa_q_prev(*(struct list_head **) _qe);\ + BFA_Q_DBG_INIT(*((struct list_head **) _qe)); \ + } else { \ + *((struct list_head **) (_qe)) = (struct list_head *) NULL;\ + } \ +} + +static inline int +bfa_q_is_on_q_func(struct list_head *q, struct list_head *qe) +{ + struct list_head *tqe; + + tqe = bfa_q_next(q); + while (tqe != q) { + if (tqe == qe) + return 1; + tqe = bfa_q_next(tqe); + if (tqe == NULL) + break; + } + return 0; +} + +/* + * #ifdef BFA_DEBUG (Using bfa_assert to check for debug_build is not + * consistent across modules) + */ +#ifndef BFA_PERF_BUILD +#define BFA_Q_DBG_INIT(_qe) bfa_q_qe_init(_qe) +#else +#define BFA_Q_DBG_INIT(_qe) +#endif + +#define bfa_q_is_on_q(_q, _qe) \ + bfa_q_is_on_q_func(_q, (struct list_head *)(_qe)) + +/** + * @ BFA state machine interfaces + */ + +typedef void (*bfa_sm_t)(void *sm, int event); + +/** + * oc - object class eg. bfa_ioc + * st - state, eg. reset + * otype - object type, eg. struct bfa_ioc_s + * etype - object type, eg. enum ioc_event + */ +#define bfa_sm_state_decl(oc, st, otype, etype) \ + static void oc ## _sm_ ## st(otype * fsm, etype event) + +#define bfa_sm_set_state(_sm, _state) ((_sm)->sm = (bfa_sm_t)(_state)) +#define bfa_sm_send_event(_sm, _event) ((_sm)->sm((_sm), (_event))) +#define bfa_sm_get_state(_sm) ((_sm)->sm) +#define bfa_sm_cmp_state(_sm, _state) ((_sm)->sm == (bfa_sm_t)(_state)) + +/** + * For converting from state machine function to state encoding. + */ +struct bfa_sm_table_s { + bfa_sm_t sm; /* state machine function */ + int state; /* state machine encoding */ + char *name; /* state name for display */ +}; +#define BFA_SM(_sm) ((bfa_sm_t)(_sm)) + +/** + * State machine with entry actions. + */ +typedef void (*bfa_fsm_t)(void *fsm, int event); + +/** + * oc - object class eg. bfa_ioc + * st - state, eg. reset + * otype - object type, eg. struct bfa_ioc_s + * etype - object type, eg. enum ioc_event + */ +#define bfa_fsm_state_decl(oc, st, otype, etype) \ + static void oc ## _sm_ ## st(otype * fsm, etype event); \ + static void oc ## _sm_ ## st ## _entry(otype * fsm) + +#define bfa_fsm_set_state(_fsm, _state) do { \ + (_fsm)->fsm = (bfa_fsm_t)(_state); \ + _state ## _entry(_fsm); \ +} while (0) + +#define bfa_fsm_send_event(_fsm, _event) ((_fsm)->fsm((_fsm), (_event))) +#define bfa_fsm_get_state(_fsm) ((_fsm)->fsm) +#define bfa_fsm_cmp_state(_fsm, _state) \ + ((_fsm)->fsm == (bfa_fsm_t)(_state)) + +static inline int +bfa_sm_to_state(struct bfa_sm_table_s *smt, bfa_sm_t sm) +{ + int i = 0; + + while (smt[i].sm && smt[i].sm != sm) + i++; + return smt[i].state; +} + +/** + * @ Generic wait counter. + */ + +typedef void (*bfa_wc_resume_t) (void *cbarg); + +struct bfa_wc_s { + bfa_wc_resume_t wc_resume; + void *wc_cbarg; + int wc_count; +}; + +static inline void +bfa_wc_up(struct bfa_wc_s *wc) +{ + wc->wc_count++; +} + +static inline void +bfa_wc_down(struct bfa_wc_s *wc) +{ + wc->wc_count--; + if (wc->wc_count == 0) + wc->wc_resume(wc->wc_cbarg); +} + +/** + * Initialize a waiting counter. + */ +static inline void +bfa_wc_init(struct bfa_wc_s *wc, bfa_wc_resume_t wc_resume, void *wc_cbarg) +{ + wc->wc_resume = wc_resume; + wc->wc_cbarg = wc_cbarg; + wc->wc_count = 0; + bfa_wc_up(wc); +} + +/** + * Wait for counter to reach zero + */ +static inline void +bfa_wc_wait(struct bfa_wc_s *wc) +{ + bfa_wc_down(wc); +} + +#endif /* __BFA_CS_H__ */ diff --git a/drivers/scsi/bfa/bfa_csdebug.c b/drivers/scsi/bfa/bfa_csdebug.c deleted file mode 100644 index caeb1143a4e..00000000000 --- a/drivers/scsi/bfa/bfa_csdebug.c +++ /dev/null @@ -1,58 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <cs/bfa_debug.h> -#include <bfa_os_inc.h> -#include <cs/bfa_q.h> -#include <log/bfa_log_hal.h> - -/** - * cs_debug_api - */ - - -void -bfa_panic(int line, char *file, char *panicstr) -{ - bfa_log(NULL, BFA_LOG_HAL_ASSERT, file, line, panicstr); - bfa_os_panic(); -} - -void -bfa_sm_panic(struct bfa_log_mod_s *logm, int line, char *file, int event) -{ - bfa_log(logm, BFA_LOG_HAL_SM_ASSERT, file, line, event); - bfa_os_panic(); -} - -int -bfa_q_is_on_q_func(struct list_head *q, struct list_head *qe) -{ - struct list_head *tqe; - - tqe = bfa_q_next(q); - while (tqe != q) { - if (tqe == qe) - return 1; - tqe = bfa_q_next(tqe); - if (tqe == NULL) - break; - } - return 0; -} - - diff --git a/drivers/scsi/bfa/bfa_defs.h b/drivers/scsi/bfa/bfa_defs.h new file mode 100644 index 00000000000..d49877ff514 --- /dev/null +++ b/drivers/scsi/bfa/bfa_defs.h @@ -0,0 +1,466 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFA_DEFS_H__ +#define __BFA_DEFS_H__ + +#include "bfa_fc.h" +#include "bfa_os_inc.h" + +#define BFA_MFG_SERIALNUM_SIZE 11 +#define STRSZ(_n) (((_n) + 4) & ~3) + +/** + * Manufacturing card type + */ +enum { + BFA_MFG_TYPE_CB_MAX = 825, /* Crossbow card type max */ + BFA_MFG_TYPE_FC8P2 = 825, /* 8G 2port FC card */ + BFA_MFG_TYPE_FC8P1 = 815, /* 8G 1port FC card */ + BFA_MFG_TYPE_FC4P2 = 425, /* 4G 2port FC card */ + BFA_MFG_TYPE_FC4P1 = 415, /* 4G 1port FC card */ + BFA_MFG_TYPE_CNA10P2 = 1020, /* 10G 2port CNA card */ + BFA_MFG_TYPE_CNA10P1 = 1010, /* 10G 1port CNA card */ + BFA_MFG_TYPE_JAYHAWK = 804, /* Jayhawk mezz card */ + BFA_MFG_TYPE_WANCHESE = 1007, /* Wanchese mezz card */ + BFA_MFG_TYPE_ASTRA = 807, /* Astra mezz card */ + BFA_MFG_TYPE_LIGHTNING_P0 = 902, /* Lightning mezz card - old */ + BFA_MFG_TYPE_LIGHTNING = 1741, /* Lightning mezz card */ + BFA_MFG_TYPE_INVALID = 0, /* Invalid card type */ +}; + +#pragma pack(1) + +/** + * Check if Mezz card + */ +#define bfa_mfg_is_mezz(type) (( \ + (type) == BFA_MFG_TYPE_JAYHAWK || \ + (type) == BFA_MFG_TYPE_WANCHESE || \ + (type) == BFA_MFG_TYPE_ASTRA || \ + (type) == BFA_MFG_TYPE_LIGHTNING_P0 || \ + (type) == BFA_MFG_TYPE_LIGHTNING)) + +/** + * Check if the card having old wwn/mac handling + */ +#define bfa_mfg_is_old_wwn_mac_model(type) (( \ + (type) == BFA_MFG_TYPE_FC8P2 || \ + (type) == BFA_MFG_TYPE_FC8P1 || \ + (type) == BFA_MFG_TYPE_FC4P2 || \ + (type) == BFA_MFG_TYPE_FC4P1 || \ + (type) == BFA_MFG_TYPE_CNA10P2 || \ + (type) == BFA_MFG_TYPE_CNA10P1 || \ + (type) == BFA_MFG_TYPE_JAYHAWK || \ + (type) == BFA_MFG_TYPE_WANCHESE)) + +#define bfa_mfg_increment_wwn_mac(m, i) \ +do { \ + u32 t = ((u32)(m)[0] << 16) | ((u32)(m)[1] << 8) | \ + (u32)(m)[2]; \ + t += (i); \ + (m)[0] = (t >> 16) & 0xFF; \ + (m)[1] = (t >> 8) & 0xFF; \ + (m)[2] = t & 0xFF; \ +} while (0) + +/** + * VPD data length + */ +#define BFA_MFG_VPD_LEN 512 + +/** + * VPD vendor tag + */ +enum { + BFA_MFG_VPD_UNKNOWN = 0, /* vendor unknown */ + BFA_MFG_VPD_IBM = 1, /* vendor IBM */ + BFA_MFG_VPD_HP = 2, /* vendor HP */ + BFA_MFG_VPD_DELL = 3, /* vendor DELL */ + BFA_MFG_VPD_PCI_IBM = 0x08, /* PCI VPD IBM */ + BFA_MFG_VPD_PCI_HP = 0x10, /* PCI VPD HP */ + BFA_MFG_VPD_PCI_DELL = 0x20, /* PCI VPD DELL */ + BFA_MFG_VPD_PCI_BRCD = 0xf8, /* PCI VPD Brocade */ +}; + +/** + * All numerical fields are in big-endian format. + */ +struct bfa_mfg_vpd_s { + u8 version; /* vpd data version */ + u8 vpd_sig[3]; /* characters 'V', 'P', 'D' */ + u8 chksum; /* u8 checksum */ + u8 vendor; /* vendor */ + u8 len; /* vpd data length excluding header */ + u8 rsv; + u8 data[BFA_MFG_VPD_LEN]; /* vpd data */ +}; + +#pragma pack() + +/** + * Status return values + */ +enum bfa_status { + BFA_STATUS_OK = 0, /* Success */ + BFA_STATUS_FAILED = 1, /* Operation failed */ + BFA_STATUS_EINVAL = 2, /* Invalid params Check input + * parameters */ + BFA_STATUS_ENOMEM = 3, /* Out of resources */ + BFA_STATUS_ETIMER = 5, /* Timer expired - Retry, if persists, + * contact support */ + BFA_STATUS_EPROTOCOL = 6, /* Protocol error */ + BFA_STATUS_DEVBUSY = 13, /* Device busy - Retry operation */ + BFA_STATUS_UNKNOWN_LWWN = 18, /* LPORT PWWN not found */ + BFA_STATUS_UNKNOWN_RWWN = 19, /* RPORT PWWN not found */ + BFA_STATUS_VPORT_EXISTS = 21, /* VPORT already exists */ + BFA_STATUS_VPORT_MAX = 22, /* Reached max VPORT supported limit */ + BFA_STATUS_UNSUPP_SPEED = 23, /* Invalid Speed Check speed setting */ + BFA_STATUS_INVLD_DFSZ = 24, /* Invalid Max data field size */ + BFA_STATUS_FABRIC_RJT = 29, /* Reject from attached fabric */ + BFA_STATUS_VPORT_WWN_BP = 46, /* WWN is same as base port's WWN */ + BFA_STATUS_NO_FCPIM_NEXUS = 52, /* No FCP Nexus exists with the rport */ + BFA_STATUS_IOC_FAILURE = 56, /* IOC failure - Retry, if persists + * contact support */ + BFA_STATUS_INVALID_WWN = 57, /* Invalid WWN */ + BFA_STATUS_DIAG_BUSY = 71, /* diag busy */ + BFA_STATUS_ENOFSAVE = 78, /* No saved firmware trace */ + BFA_STATUS_IOC_DISABLED = 82, /* IOC is already disabled */ + BFA_STATUS_INVALID_MAC = 134, /* Invalid MAC address */ + BFA_STATUS_PBC = 154, /* Operation not allowed for pre-boot + * configuration */ + BFA_STATUS_TRUNK_ENABLED = 164, /* Trunk is already enabled on + * this adapter */ + BFA_STATUS_TRUNK_DISABLED = 165, /* Trunking is disabled on + * the adapter */ + BFA_STATUS_IOPROFILE_OFF = 175, /* IO profile OFF */ + BFA_STATUS_MAX_VAL /* Unknown error code */ +}; +#define bfa_status_t enum bfa_status + +enum bfa_eproto_status { + BFA_EPROTO_BAD_ACCEPT = 0, + BFA_EPROTO_UNKNOWN_RSP = 1 +}; +#define bfa_eproto_status_t enum bfa_eproto_status + +enum bfa_boolean { + BFA_FALSE = 0, + BFA_TRUE = 1 +}; +#define bfa_boolean_t enum bfa_boolean + +#define BFA_STRING_32 32 +#define BFA_VERSION_LEN 64 + +/** + * ---------------------- adapter definitions ------------ + */ + +/** + * BFA adapter level attributes. + */ +enum { + BFA_ADAPTER_SERIAL_NUM_LEN = STRSZ(BFA_MFG_SERIALNUM_SIZE), + /* + *!< adapter serial num length + */ + BFA_ADAPTER_MODEL_NAME_LEN = 16, /* model name length */ + BFA_ADAPTER_MODEL_DESCR_LEN = 128, /* model description length */ + BFA_ADAPTER_MFG_NAME_LEN = 8, /* manufacturer name length */ + BFA_ADAPTER_SYM_NAME_LEN = 64, /* adapter symbolic name length */ + BFA_ADAPTER_OS_TYPE_LEN = 64, /* adapter os type length */ +}; + +struct bfa_adapter_attr_s { + char manufacturer[BFA_ADAPTER_MFG_NAME_LEN]; + char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; + u32 card_type; + char model[BFA_ADAPTER_MODEL_NAME_LEN]; + char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN]; + wwn_t pwwn; + char node_symname[FC_SYMNAME_MAX]; + char hw_ver[BFA_VERSION_LEN]; + char fw_ver[BFA_VERSION_LEN]; + char optrom_ver[BFA_VERSION_LEN]; + char os_type[BFA_ADAPTER_OS_TYPE_LEN]; + struct bfa_mfg_vpd_s vpd; + struct mac_s mac; + + u8 nports; + u8 max_speed; + u8 prototype; + char asic_rev; + + u8 pcie_gen; + u8 pcie_lanes_orig; + u8 pcie_lanes; + u8 cna_capable; + + u8 is_mezz; + u8 trunk_capable; +}; + +/** + * ---------------------- IOC definitions ------------ + */ + +enum { + BFA_IOC_DRIVER_LEN = 16, + BFA_IOC_CHIP_REV_LEN = 8, +}; + +/** + * Driver and firmware versions. + */ +struct bfa_ioc_driver_attr_s { + char driver[BFA_IOC_DRIVER_LEN]; /* driver name */ + char driver_ver[BFA_VERSION_LEN]; /* driver version */ + char fw_ver[BFA_VERSION_LEN]; /* firmware version */ + char bios_ver[BFA_VERSION_LEN]; /* bios version */ + char efi_ver[BFA_VERSION_LEN]; /* EFI version */ + char ob_ver[BFA_VERSION_LEN]; /* openboot version */ +}; + +/** + * IOC PCI device attributes + */ +struct bfa_ioc_pci_attr_s { + u16 vendor_id; /* PCI vendor ID */ + u16 device_id; /* PCI device ID */ + u16 ssid; /* subsystem ID */ + u16 ssvid; /* subsystem vendor ID */ + u32 pcifn; /* PCI device function */ + u32 rsvd; /* padding */ + char chip_rev[BFA_IOC_CHIP_REV_LEN]; /* chip revision */ +}; + +/** + * IOC states + */ +enum bfa_ioc_state { + BFA_IOC_UNINIT = 1, /* IOC is in uninit state */ + BFA_IOC_RESET = 2, /* IOC is in reset state */ + BFA_IOC_SEMWAIT = 3, /* Waiting for IOC h/w semaphore */ + BFA_IOC_HWINIT = 4, /* IOC h/w is being initialized */ + BFA_IOC_GETATTR = 5, /* IOC is being configured */ + BFA_IOC_OPERATIONAL = 6, /* IOC is operational */ + BFA_IOC_INITFAIL = 7, /* IOC hardware failure */ + BFA_IOC_FAIL = 8, /* IOC heart-beat failure */ + BFA_IOC_DISABLING = 9, /* IOC is being disabled */ + BFA_IOC_DISABLED = 10, /* IOC is disabled */ + BFA_IOC_FWMISMATCH = 11, /* IOC f/w different from drivers */ + BFA_IOC_ENABLING = 12, /* IOC is being enabled */ +}; + +/** + * IOC firmware stats + */ +struct bfa_fw_ioc_stats_s { + u32 enable_reqs; + u32 disable_reqs; + u32 get_attr_reqs; + u32 dbg_sync; + u32 dbg_dump; + u32 unknown_reqs; +}; + +/** + * IOC driver stats + */ +struct bfa_ioc_drv_stats_s { + u32 ioc_isrs; + u32 ioc_enables; + u32 ioc_disables; + u32 ioc_hbfails; + u32 ioc_boots; + u32 stats_tmos; + u32 hb_count; + u32 disable_reqs; + u32 enable_reqs; + u32 disable_replies; + u32 enable_replies; +}; + +/** + * IOC statistics + */ +struct bfa_ioc_stats_s { + struct bfa_ioc_drv_stats_s drv_stats; /* driver IOC stats */ + struct bfa_fw_ioc_stats_s fw_stats; /* firmware IOC stats */ +}; + +enum bfa_ioc_type_e { + BFA_IOC_TYPE_FC = 1, + BFA_IOC_TYPE_FCoE = 2, + BFA_IOC_TYPE_LL = 3, +}; + +/** + * IOC attributes returned in queries + */ +struct bfa_ioc_attr_s { + enum bfa_ioc_type_e ioc_type; + enum bfa_ioc_state state; /* IOC state */ + struct bfa_adapter_attr_s adapter_attr; /* HBA attributes */ + struct bfa_ioc_driver_attr_s driver_attr; /* driver attr */ + struct bfa_ioc_pci_attr_s pci_attr; + u8 port_id; /* port number */ + u8 rsvd[7]; /* 64bit align */ +}; + +/** + * ---------------------- mfg definitions ------------ + */ + +/** + * Checksum size + */ +#define BFA_MFG_CHKSUM_SIZE 16 + +#define BFA_MFG_PARTNUM_SIZE 14 +#define BFA_MFG_SUPPLIER_ID_SIZE 10 +#define BFA_MFG_SUPPLIER_PARTNUM_SIZE 20 +#define BFA_MFG_SUPPLIER_SERIALNUM_SIZE 20 +#define BFA_MFG_SUPPLIER_REVISION_SIZE 4 + +#pragma pack(1) + +/** + * All numerical fields are in big-endian format. + */ +struct bfa_mfg_block_s { + u8 version; /* manufacturing block version */ + u8 mfg_sig[3]; /* characters 'M', 'F', 'G' */ + u16 mfgsize; /* mfg block size */ + u16 u16_chksum; /* old u16 checksum */ + char brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)]; + char brcd_partnum[STRSZ(BFA_MFG_PARTNUM_SIZE)]; + u8 mfg_day; /* manufacturing day */ + u8 mfg_month; /* manufacturing month */ + u16 mfg_year; /* manufacturing year */ + wwn_t mfg_wwn; /* wwn base for this adapter */ + u8 num_wwn; /* number of wwns assigned */ + u8 mfg_speeds; /* speeds allowed for this adapter */ + u8 rsv[2]; + char supplier_id[STRSZ(BFA_MFG_SUPPLIER_ID_SIZE)]; + char supplier_partnum[STRSZ(BFA_MFG_SUPPLIER_PARTNUM_SIZE)]; + char + supplier_serialnum[STRSZ(BFA_MFG_SUPPLIER_SERIALNUM_SIZE)]; + char + supplier_revision[STRSZ(BFA_MFG_SUPPLIER_REVISION_SIZE)]; + mac_t mfg_mac; /* mac address */ + u8 num_mac; /* number of mac addresses */ + u8 rsv2; + u32 mfg_type; /* card type */ + u8 rsv3[108]; + u8 md5_chksum[BFA_MFG_CHKSUM_SIZE]; /* md5 checksum */ +}; + +#pragma pack() + +/** + * ---------------------- pci definitions ------------ + */ + +/** + * PCI device and vendor ID information + */ +enum { + BFA_PCI_VENDOR_ID_BROCADE = 0x1657, + BFA_PCI_DEVICE_ID_FC_8G2P = 0x13, + BFA_PCI_DEVICE_ID_FC_8G1P = 0x17, + BFA_PCI_DEVICE_ID_CT = 0x14, + BFA_PCI_DEVICE_ID_CT_FC = 0x21, +}; + +#define bfa_asic_id_ct(devid) \ + ((devid) == BFA_PCI_DEVICE_ID_CT || \ + (devid) == BFA_PCI_DEVICE_ID_CT_FC) + +/** + * PCI sub-system device and vendor ID information + */ +enum { + BFA_PCI_FCOE_SSDEVICE_ID = 0x14, +}; + +/** + * Maximum number of device address ranges mapped through different BAR(s) + */ +#define BFA_PCI_ACCESS_RANGES 1 + +/* + * Port speed settings. Each specific speed is a bit field. Use multiple + * bits to specify speeds to be selected for auto-negotiation. + */ +enum bfa_port_speed { + BFA_PORT_SPEED_UNKNOWN = 0, + BFA_PORT_SPEED_1GBPS = 1, + BFA_PORT_SPEED_2GBPS = 2, + BFA_PORT_SPEED_4GBPS = 4, + BFA_PORT_SPEED_8GBPS = 8, + BFA_PORT_SPEED_10GBPS = 10, + BFA_PORT_SPEED_16GBPS = 16, + BFA_PORT_SPEED_AUTO = + (BFA_PORT_SPEED_1GBPS | BFA_PORT_SPEED_2GBPS | + BFA_PORT_SPEED_4GBPS | BFA_PORT_SPEED_8GBPS), +}; +#define bfa_port_speed_t enum bfa_port_speed + +enum { + BFA_BOOT_BOOTLUN_MAX = 4, /* maximum boot lun per IOC */ + BFA_PREBOOT_BOOTLUN_MAX = 8, /* maximum preboot lun per IOC */ +}; + +#define BOOT_CFG_REV1 1 +#define BOOT_CFG_VLAN 1 + +/** + * Boot options setting. Boot options setting determines from where + * to get the boot lun information + */ +enum bfa_boot_bootopt { + BFA_BOOT_AUTO_DISCOVER = 0, /* Boot from blun provided by fabric */ + BFA_BOOT_STORED_BLUN = 1, /* Boot from bluns stored in flash */ + BFA_BOOT_FIRST_LUN = 2, /* Boot from first discovered blun */ + BFA_BOOT_PBC = 3, /* Boot from pbc configured blun */ +}; + +#pragma pack(1) +/** + * Boot lun information. + */ +struct bfa_boot_bootlun_s { + wwn_t pwwn; /* port wwn of target */ + lun_t lun; /* 64-bit lun */ +}; +#pragma pack() + +/** + * BOOT boot configuraton + */ +struct bfa_boot_pbc_s { + u8 enable; /* enable/disable SAN boot */ + u8 speed; /* boot speed settings */ + u8 topology; /* boot topology setting */ + u8 rsvd1; + u32 nbluns; /* number of boot luns */ + struct bfa_boot_bootlun_s pblun[BFA_PREBOOT_BOOTLUN_MAX]; +}; + +#endif /* __BFA_DEFS_H__ */ diff --git a/drivers/scsi/bfa/bfa_defs_fcs.h b/drivers/scsi/bfa/bfa_defs_fcs.h new file mode 100644 index 00000000000..96905d30182 --- /dev/null +++ b/drivers/scsi/bfa/bfa_defs_fcs.h @@ -0,0 +1,457 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFA_DEFS_FCS_H__ +#define __BFA_DEFS_FCS_H__ + +#include "bfa_fc.h" +#include "bfa_defs_svc.h" + +/** + * VF states + */ +enum bfa_vf_state { + BFA_VF_UNINIT = 0, /* fabric is not yet initialized */ + BFA_VF_LINK_DOWN = 1, /* link is down */ + BFA_VF_FLOGI = 2, /* flogi is in progress */ + BFA_VF_AUTH = 3, /* authentication in progress */ + BFA_VF_NOFABRIC = 4, /* fabric is not present */ + BFA_VF_ONLINE = 5, /* login to fabric is complete */ + BFA_VF_EVFP = 6, /* EVFP is in progress */ + BFA_VF_ISOLATED = 7, /* port isolated due to vf_id mismatch */ +}; + +/** + * VF statistics + */ +struct bfa_vf_stats_s { + u32 flogi_sent; /* Num FLOGIs sent */ + u32 flogi_rsp_err; /* FLOGI response errors */ + u32 flogi_acc_err; /* FLOGI accept errors */ + u32 flogi_accepts; /* FLOGI accepts received */ + u32 flogi_rejects; /* FLOGI rejects received */ + u32 flogi_unknown_rsp; /* Unknown responses for FLOGI */ + u32 flogi_alloc_wait; /* Allocation waits prior to sending FLOGI */ + u32 flogi_rcvd; /* FLOGIs received */ + u32 flogi_rejected; /* Incoming FLOGIs rejected */ + u32 fabric_onlines; /* Internal fabric online notification sent + * to other modules */ + u32 fabric_offlines; /* Internal fabric offline notification sent + * to other modules */ + u32 resvd; /* padding for 64 bit alignment */ +}; + +/** + * VF attributes returned in queries + */ +struct bfa_vf_attr_s { + enum bfa_vf_state state; /* VF state */ + u32 rsvd; + wwn_t fabric_name; /* fabric name */ +}; + +#define BFA_FCS_MAX_LPORTS 256 +#define BFA_FCS_FABRIC_IPADDR_SZ 16 + +/** + * symbolic names for base port/virtual port + */ +#define BFA_SYMNAME_MAXLEN 128 /* 128 bytes */ +struct bfa_lport_symname_s { + char symname[BFA_SYMNAME_MAXLEN]; +}; + +/** +* Roles of FCS port: + * - FCP IM and FCP TM roles cannot be enabled together for a FCS port + * - Create multiple ports if both IM and TM functions required. + * - Atleast one role must be specified. + */ +enum bfa_lport_role { + BFA_LPORT_ROLE_FCP_IM = 0x01, /* FCP initiator role */ + BFA_LPORT_ROLE_FCP_MAX = BFA_LPORT_ROLE_FCP_IM, +}; + +/** + * FCS port configuration. + */ +struct bfa_lport_cfg_s { + wwn_t pwwn; /* port wwn */ + wwn_t nwwn; /* node wwn */ + struct bfa_lport_symname_s sym_name; /* vm port symbolic name */ + bfa_boolean_t preboot_vp; /* vport created from PBC */ + enum bfa_lport_role roles; /* FCS port roles */ + u8 tag[16]; /* opaque tag from application */ +}; + +/** + * FCS port states + */ +enum bfa_lport_state { + BFA_LPORT_UNINIT = 0, /* PORT is not yet initialized */ + BFA_LPORT_FDISC = 1, /* FDISC is in progress */ + BFA_LPORT_ONLINE = 2, /* login to fabric is complete */ + BFA_LPORT_OFFLINE = 3, /* No login to fabric */ +}; + +/** + * FCS port type. + */ +enum bfa_lport_type { + BFA_LPORT_TYPE_PHYSICAL = 0, + BFA_LPORT_TYPE_VIRTUAL, +}; + +/** + * FCS port offline reason. + */ +enum bfa_lport_offline_reason { + BFA_LPORT_OFFLINE_UNKNOWN = 0, + BFA_LPORT_OFFLINE_LINKDOWN, + BFA_LPORT_OFFLINE_FAB_UNSUPPORTED, /* NPIV not supported by the + * fabric */ + BFA_LPORT_OFFLINE_FAB_NORESOURCES, + BFA_LPORT_OFFLINE_FAB_LOGOUT, +}; + +/** + * FCS lport info. + */ +struct bfa_lport_info_s { + u8 port_type; /* bfa_lport_type_t : physical or + * virtual */ + u8 port_state; /* one of bfa_lport_state values */ + u8 offline_reason; /* one of bfa_lport_offline_reason_t + * values */ + wwn_t port_wwn; + wwn_t node_wwn; + + /* + * following 4 feilds are valid for Physical Ports only + */ + u32 max_vports_supp; /* Max supported vports */ + u32 num_vports_inuse; /* Num of in use vports */ + u32 max_rports_supp; /* Max supported rports */ + u32 num_rports_inuse; /* Num of doscovered rports */ + +}; + +/** + * FCS port statistics + */ +struct bfa_lport_stats_s { + u32 ns_plogi_sent; + u32 ns_plogi_rsp_err; + u32 ns_plogi_acc_err; + u32 ns_plogi_accepts; + u32 ns_rejects; /* NS command rejects */ + u32 ns_plogi_unknown_rsp; + u32 ns_plogi_alloc_wait; + + u32 ns_retries; /* NS command retries */ + u32 ns_timeouts; /* NS command timeouts */ + + u32 ns_rspnid_sent; + u32 ns_rspnid_accepts; + u32 ns_rspnid_rsp_err; + u32 ns_rspnid_rejects; + u32 ns_rspnid_alloc_wait; + + u32 ns_rftid_sent; + u32 ns_rftid_accepts; + u32 ns_rftid_rsp_err; + u32 ns_rftid_rejects; + u32 ns_rftid_alloc_wait; + + u32 ns_rffid_sent; + u32 ns_rffid_accepts; + u32 ns_rffid_rsp_err; + u32 ns_rffid_rejects; + u32 ns_rffid_alloc_wait; + + u32 ns_gidft_sent; + u32 ns_gidft_accepts; + u32 ns_gidft_rsp_err; + u32 ns_gidft_rejects; + u32 ns_gidft_unknown_rsp; + u32 ns_gidft_alloc_wait; + + /* + * Mgmt Server stats + */ + u32 ms_retries; /* MS command retries */ + u32 ms_timeouts; /* MS command timeouts */ + u32 ms_plogi_sent; + u32 ms_plogi_rsp_err; + u32 ms_plogi_acc_err; + u32 ms_plogi_accepts; + u32 ms_rejects; /* MS command rejects */ + u32 ms_plogi_unknown_rsp; + u32 ms_plogi_alloc_wait; + + u32 num_rscn; /* Num of RSCN received */ + u32 num_portid_rscn;/* Num portid format RSCN + * received */ + + u32 uf_recvs; /* Unsolicited recv frames */ + u32 uf_recv_drops; /* Dropped received frames */ + + u32 plogi_rcvd; /* Received plogi */ + u32 prli_rcvd; /* Received prli */ + u32 adisc_rcvd; /* Received adisc */ + u32 prlo_rcvd; /* Received prlo */ + u32 logo_rcvd; /* Received logo */ + u32 rpsc_rcvd; /* Received rpsc */ + u32 un_handled_els_rcvd; /* Received unhandled ELS */ + u32 rport_plogi_timeouts; /* Rport plogi retry timeout count */ + u32 rport_del_max_plogi_retry; /* Deleted rport + * (max retry of plogi) */ +}; + +/** + * BFA port attribute returned in queries + */ +struct bfa_lport_attr_s { + enum bfa_lport_state state; /* port state */ + u32 pid; /* port ID */ + struct bfa_lport_cfg_s port_cfg; /* port configuration */ + enum bfa_port_type port_type; /* current topology */ + u32 loopback; /* cable is externally looped back */ + wwn_t fabric_name; /* attached switch's nwwn */ + u8 fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; /* attached + * fabric's ip addr */ + mac_t fpma_mac; /* Lport's FPMA Mac address */ + u16 authfail; /* auth failed state */ +}; + + +/** + * VPORT states + */ +enum bfa_vport_state { + BFA_FCS_VPORT_UNINIT = 0, + BFA_FCS_VPORT_CREATED = 1, + BFA_FCS_VPORT_OFFLINE = 1, + BFA_FCS_VPORT_FDISC_SEND = 2, + BFA_FCS_VPORT_FDISC = 3, + BFA_FCS_VPORT_FDISC_RETRY = 4, + BFA_FCS_VPORT_ONLINE = 5, + BFA_FCS_VPORT_DELETING = 6, + BFA_FCS_VPORT_CLEANUP = 6, + BFA_FCS_VPORT_LOGO_SEND = 7, + BFA_FCS_VPORT_LOGO = 8, + BFA_FCS_VPORT_ERROR = 9, + BFA_FCS_VPORT_MAX_STATE, +}; + +/** + * vport statistics + */ +struct bfa_vport_stats_s { + struct bfa_lport_stats_s port_stats; /* base class (port) stats */ + /* + * TODO - remove + */ + + u32 fdisc_sent; /* num fdisc sent */ + u32 fdisc_accepts; /* fdisc accepts */ + u32 fdisc_retries; /* fdisc retries */ + u32 fdisc_timeouts; /* fdisc timeouts */ + u32 fdisc_rsp_err; /* fdisc response error */ + u32 fdisc_acc_bad; /* bad fdisc accepts */ + u32 fdisc_rejects; /* fdisc rejects */ + u32 fdisc_unknown_rsp; + /* + *!< fdisc rsp unknown error + */ + u32 fdisc_alloc_wait;/* fdisc req (fcxp)alloc wait */ + + u32 logo_alloc_wait;/* logo req (fcxp) alloc wait */ + u32 logo_sent; /* logo sent */ + u32 logo_accepts; /* logo accepts */ + u32 logo_rejects; /* logo rejects */ + u32 logo_rsp_err; /* logo rsp errors */ + u32 logo_unknown_rsp; + /* logo rsp unknown errors */ + + u32 fab_no_npiv; /* fabric does not support npiv */ + + u32 fab_offline; /* offline events from fab SM */ + u32 fab_online; /* online events from fab SM */ + u32 fab_cleanup; /* cleanup request from fab SM */ + u32 rsvd; +}; + +/** + * BFA vport attribute returned in queries + */ +struct bfa_vport_attr_s { + struct bfa_lport_attr_s port_attr; /* base class (port) attributes */ + enum bfa_vport_state vport_state; /* vport state */ + u32 rsvd; +}; + +/** + * FCS remote port states + */ +enum bfa_rport_state { + BFA_RPORT_UNINIT = 0, /* PORT is not yet initialized */ + BFA_RPORT_OFFLINE = 1, /* rport is offline */ + BFA_RPORT_PLOGI = 2, /* PLOGI to rport is in progress */ + BFA_RPORT_ONLINE = 3, /* login to rport is complete */ + BFA_RPORT_PLOGI_RETRY = 4, /* retrying login to rport */ + BFA_RPORT_NSQUERY = 5, /* nameserver query */ + BFA_RPORT_ADISC = 6, /* ADISC authentication */ + BFA_RPORT_LOGO = 7, /* logging out with rport */ + BFA_RPORT_LOGORCV = 8, /* handling LOGO from rport */ + BFA_RPORT_NSDISC = 9, /* re-discover rport */ +}; + +/** + * Rport Scsi Function : Initiator/Target. + */ +enum bfa_rport_function { + BFA_RPORT_INITIATOR = 0x01, /* SCSI Initiator */ + BFA_RPORT_TARGET = 0x02, /* SCSI Target */ +}; + +/** + * port/node symbolic names for rport + */ +#define BFA_RPORT_SYMNAME_MAXLEN 255 +struct bfa_rport_symname_s { + char symname[BFA_RPORT_SYMNAME_MAXLEN]; +}; + +/** + * FCS remote port statistics + */ +struct bfa_rport_stats_s { + u32 offlines; /* remote port offline count */ + u32 onlines; /* remote port online count */ + u32 rscns; /* RSCN affecting rport */ + u32 plogis; /* plogis sent */ + u32 plogi_accs; /* plogi accepts */ + u32 plogi_timeouts; /* plogi timeouts */ + u32 plogi_rejects; /* rcvd plogi rejects */ + u32 plogi_failed; /* local failure */ + u32 plogi_rcvd; /* plogis rcvd */ + u32 prli_rcvd; /* inbound PRLIs */ + u32 adisc_rcvd; /* ADISCs received */ + u32 adisc_rejects; /* recvd ADISC rejects */ + u32 adisc_sent; /* ADISC requests sent */ + u32 adisc_accs; /* ADISC accepted by rport */ + u32 adisc_failed; /* ADISC failed (no response) */ + u32 adisc_rejected; /* ADISC rejected by us */ + u32 logos; /* logos sent */ + u32 logo_accs; /* LOGO accepts from rport */ + u32 logo_failed; /* LOGO failures */ + u32 logo_rejected; /* LOGO rejects from rport */ + u32 logo_rcvd; /* LOGO from remote port */ + + u32 rpsc_rcvd; /* RPSC received */ + u32 rpsc_rejects; /* recvd RPSC rejects */ + u32 rpsc_sent; /* RPSC requests sent */ + u32 rpsc_accs; /* RPSC accepted by rport */ + u32 rpsc_failed; /* RPSC failed (no response) */ + u32 rpsc_rejected; /* RPSC rejected by us */ + + u32 rjt_insuff_res; /* LS RJT with insuff resources */ + struct bfa_rport_hal_stats_s hal_stats; /* BFA rport stats */ +}; + +/** + * FCS remote port attributes returned in queries + */ +struct bfa_rport_attr_s { + wwn_t nwwn; /* node wwn */ + wwn_t pwwn; /* port wwn */ + enum fc_cos cos_supported; /* supported class of services */ + u32 pid; /* port ID */ + u32 df_sz; /* Max payload size */ + enum bfa_rport_state state; /* Rport State machine state */ + enum fc_cos fc_cos; /* FC classes of services */ + bfa_boolean_t cisc; /* CISC capable device */ + struct bfa_rport_symname_s symname; /* Symbolic Name */ + enum bfa_rport_function scsi_function; /* Initiator/Target */ + struct bfa_rport_qos_attr_s qos_attr; /* qos attributes */ + enum bfa_port_speed curr_speed; /* operating speed got from + * RPSC ELS. UNKNOWN, if RPSC + * is not supported */ + bfa_boolean_t trl_enforced; /* TRL enforced ? TRUE/FALSE */ + enum bfa_port_speed assigned_speed; /* Speed assigned by the user. + * will be used if RPSC is not + * supported by the rport */ +}; + +struct bfa_rport_remote_link_stats_s { + u32 lfc; /* Link Failure Count */ + u32 lsyc; /* Loss of Synchronization Count */ + u32 lsic; /* Loss of Signal Count */ + u32 pspec; /* Primitive Sequence Protocol Error Count */ + u32 itwc; /* Invalid Transmission Word Count */ + u32 icc; /* Invalid CRC Count */ +}; + + +#define BFA_MAX_IO_INDEX 7 +#define BFA_NO_IO_INDEX 9 + +/** + * FCS itnim states + */ +enum bfa_itnim_state { + BFA_ITNIM_OFFLINE = 0, /* offline */ + BFA_ITNIM_PRLI_SEND = 1, /* prli send */ + BFA_ITNIM_PRLI_SENT = 2, /* prli sent */ + BFA_ITNIM_PRLI_RETRY = 3, /* prli retry */ + BFA_ITNIM_HCB_ONLINE = 4, /* online callback */ + BFA_ITNIM_ONLINE = 5, /* online */ + BFA_ITNIM_HCB_OFFLINE = 6, /* offline callback */ + BFA_ITNIM_INITIATIOR = 7, /* initiator */ +}; + +/** + * FCS remote port statistics + */ +struct bfa_itnim_stats_s { + u32 onlines; /* num rport online */ + u32 offlines; /* num rport offline */ + u32 prli_sent; /* num prli sent out */ + u32 fcxp_alloc_wait;/* num fcxp alloc waits */ + u32 prli_rsp_err; /* num prli rsp errors */ + u32 prli_rsp_acc; /* num prli rsp accepts */ + u32 initiator; /* rport is an initiator */ + u32 prli_rsp_parse_err; /* prli rsp parsing errors */ + u32 prli_rsp_rjt; /* num prli rsp rejects */ + u32 timeout; /* num timeouts detected */ + u32 sler; /* num sler notification from BFA */ + u32 rsvd; /* padding for 64 bit alignment */ +}; + +/** + * FCS itnim attributes returned in queries + */ +struct bfa_itnim_attr_s { + enum bfa_itnim_state state; /* FCS itnim state */ + u8 retry; /* data retransmision support */ + u8 task_retry_id; /* task retry ident support */ + u8 rec_support; /* REC supported */ + u8 conf_comp; /* confirmed completion supp */ +}; + +#endif /* __BFA_DEFS_FCS_H__ */ diff --git a/drivers/scsi/bfa/bfa_defs_svc.h b/drivers/scsi/bfa/bfa_defs_svc.h new file mode 100644 index 00000000000..56226fcf947 --- /dev/null +++ b/drivers/scsi/bfa/bfa_defs_svc.h @@ -0,0 +1,1081 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFA_DEFS_SVC_H__ +#define __BFA_DEFS_SVC_H__ + +#include "bfa_defs.h" +#include "bfa_fc.h" +#include "bfi.h" + +#define BFA_IOCFC_INTR_DELAY 1125 +#define BFA_IOCFC_INTR_LATENCY 225 +#define BFA_IOCFCOE_INTR_DELAY 25 +#define BFA_IOCFCOE_INTR_LATENCY 5 + +/** + * Interrupt coalescing configuration. + */ +#pragma pack(1) +struct bfa_iocfc_intr_attr_s { + u8 coalesce; /* enable/disable coalescing */ + u8 rsvd[3]; + u16 latency; /* latency in microseconds */ + u16 delay; /* delay in microseconds */ +}; + +/** + * IOC firmware configuraton + */ +struct bfa_iocfc_fwcfg_s { + u16 num_fabrics; /* number of fabrics */ + u16 num_lports; /* number of local lports */ + u16 num_rports; /* number of remote ports */ + u16 num_ioim_reqs; /* number of IO reqs */ + u16 num_tskim_reqs; /* task management requests */ + u16 num_iotm_reqs; /* number of TM IO reqs */ + u16 num_tsktm_reqs; /* TM task management requests*/ + u16 num_fcxp_reqs; /* unassisted FC exchanges */ + u16 num_uf_bufs; /* unsolicited recv buffers */ + u8 num_cqs; + u8 fw_tick_res; /* FW clock resolution in ms */ + u8 rsvd[4]; +}; +#pragma pack() + +struct bfa_iocfc_drvcfg_s { + u16 num_reqq_elems; /* number of req queue elements */ + u16 num_rspq_elems; /* number of rsp queue elements */ + u16 num_sgpgs; /* number of total SG pages */ + u16 num_sboot_tgts; /* number of SAN boot targets */ + u16 num_sboot_luns; /* number of SAN boot luns */ + u16 ioc_recover; /* IOC recovery mode */ + u16 min_cfg; /* minimum configuration */ + u16 path_tov; /* device path timeout */ + bfa_boolean_t delay_comp; /* delay completion of + failed inflight IOs */ + u32 rsvd; +}; + +/** + * IOC configuration + */ +struct bfa_iocfc_cfg_s { + struct bfa_iocfc_fwcfg_s fwcfg; /* firmware side config */ + struct bfa_iocfc_drvcfg_s drvcfg; /* driver side config */ +}; + +/** + * IOC firmware IO stats + */ +struct bfa_fw_io_stats_s { + u32 host_abort; /* IO aborted by host driver*/ + u32 host_cleanup; /* IO clean up by host driver */ + + u32 fw_io_timeout; /* IOs timedout */ + u32 fw_frm_parse; /* frame parsed by f/w */ + u32 fw_frm_data; /* fcp_data frame parsed by f/w */ + u32 fw_frm_rsp; /* fcp_rsp frame parsed by f/w */ + u32 fw_frm_xfer_rdy; /* xfer_rdy frame parsed by f/w */ + u32 fw_frm_bls_acc; /* BLS ACC frame parsed by f/w */ + u32 fw_frm_tgt_abort; /* target ABTS parsed by f/w */ + u32 fw_frm_unknown; /* unknown parsed by f/w */ + u32 fw_data_dma; /* f/w DMA'ed the data frame */ + u32 fw_frm_drop; /* f/w drop the frame */ + + u32 rec_timeout; /* FW rec timed out */ + u32 error_rec; /* FW sending rec on + * an error condition*/ + u32 wait_for_si; /* FW wait for SI */ + u32 rec_rsp_inval; /* REC rsp invalid */ + u32 seqr_io_abort; /* target does not know cmd so abort */ + u32 seqr_io_retry; /* SEQR failed so retry IO */ + + u32 itn_cisc_upd_rsp; /* ITN cisc updated on fcp_rsp */ + u32 itn_cisc_upd_data; /* ITN cisc updated on fcp_data */ + u32 itn_cisc_upd_xfer_rdy; /* ITN cisc updated on fcp_data */ + + u32 fcp_data_lost; /* fcp data lost */ + + u32 ro_set_in_xfer_rdy; /* Target set RO in Xfer_rdy frame */ + u32 xfer_rdy_ooo_err; /* Out of order Xfer_rdy received */ + u32 xfer_rdy_unknown_err; /* unknown error in xfer_rdy frame */ + + u32 io_abort_timeout; /* ABTS timedout */ + u32 sler_initiated; /* SLER initiated */ + + u32 unexp_fcp_rsp; /* fcp response in wrong state */ + + u32 fcp_rsp_under_run; /* fcp rsp IO underrun */ + u32 fcp_rsp_under_run_wr; /* fcp rsp IO underrun for write */ + u32 fcp_rsp_under_run_err; /* fcp rsp IO underrun error */ + u32 fcp_rsp_resid_inval; /* invalid residue */ + u32 fcp_rsp_over_run; /* fcp rsp IO overrun */ + u32 fcp_rsp_over_run_err; /* fcp rsp IO overrun error */ + u32 fcp_rsp_proto_err; /* protocol error in fcp rsp */ + u32 fcp_rsp_sense_err; /* error in sense info in fcp rsp */ + u32 fcp_conf_req; /* FCP conf requested */ + + u32 tgt_aborted_io; /* target initiated abort */ + + u32 ioh_edtov_timeout_event;/* IOH edtov timer popped */ + u32 ioh_fcp_rsp_excp_event; /* IOH FCP_RSP exception */ + u32 ioh_fcp_conf_event; /* IOH FCP_CONF */ + u32 ioh_mult_frm_rsp_event; /* IOH multi_frame FCP_RSP */ + u32 ioh_hit_class2_event; /* IOH hit class2 */ + u32 ioh_miss_other_event; /* IOH miss other */ + u32 ioh_seq_cnt_err_event; /* IOH seq cnt error */ + u32 ioh_len_err_event; /* IOH len error - fcp_dl != + * bytes xfered */ + u32 ioh_seq_len_err_event; /* IOH seq len error */ + u32 ioh_data_oor_event; /* Data out of range */ + u32 ioh_ro_ooo_event; /* Relative offset out of range */ + u32 ioh_cpu_owned_event; /* IOH hit -iost owned by f/w */ + u32 ioh_unexp_frame_event; /* unexpected frame recieved + * count */ + u32 ioh_err_int; /* IOH error int during data-phase + * for scsi write + */ +}; + +/** + * IOC port firmware stats + */ + +struct bfa_fw_port_fpg_stats_s { + u32 intr_evt; + u32 intr; + u32 intr_excess; + u32 intr_cause0; + u32 intr_other; + u32 intr_other_ign; + u32 sig_lost; + u32 sig_regained; + u32 sync_lost; + u32 sync_to; + u32 sync_regained; + u32 div2_overflow; + u32 div2_underflow; + u32 efifo_overflow; + u32 efifo_underflow; + u32 idle_rx; + u32 lrr_rx; + u32 lr_rx; + u32 ols_rx; + u32 nos_rx; + u32 lip_rx; + u32 arbf0_rx; + u32 arb_rx; + u32 mrk_rx; + u32 const_mrk_rx; + u32 prim_unknown; +}; + + +struct bfa_fw_port_lksm_stats_s { + u32 hwsm_success; /* hwsm state machine success */ + u32 hwsm_fails; /* hwsm fails */ + u32 hwsm_wdtov; /* hwsm timed out */ + u32 swsm_success; /* swsm success */ + u32 swsm_fails; /* swsm fails */ + u32 swsm_wdtov; /* swsm timed out */ + u32 busybufs; /* link init failed due to busybuf */ + u32 buf_waits; /* bufwait state entries */ + u32 link_fails; /* link failures */ + u32 psp_errors; /* primitive sequence protocol errors */ + u32 lr_unexp; /* No. of times LR rx-ed unexpectedly */ + u32 lrr_unexp; /* No. of times LRR rx-ed unexpectedly */ + u32 lr_tx; /* No. of times LR tx started */ + u32 lrr_tx; /* No. of times LRR tx started */ + u32 ols_tx; /* No. of times OLS tx started */ + u32 nos_tx; /* No. of times NOS tx started */ + u32 hwsm_lrr_rx; /* No. of times LRR rx-ed by HWSM */ + u32 hwsm_lr_rx; /* No. of times LR rx-ed by HWSM */ +}; + +struct bfa_fw_port_snsm_stats_s { + u32 hwsm_success; /* Successful hwsm terminations */ + u32 hwsm_fails; /* hwsm fail count */ + u32 hwsm_wdtov; /* hwsm timed out */ + u32 swsm_success; /* swsm success */ + u32 swsm_wdtov; /* swsm timed out */ + u32 error_resets; /* error resets initiated by upsm */ + u32 sync_lost; /* Sync loss count */ + u32 sig_lost; /* Signal loss count */ +}; + +struct bfa_fw_port_physm_stats_s { + u32 module_inserts; /* Module insert count */ + u32 module_xtracts; /* Module extracts count */ + u32 module_invalids; /* Invalid module inserted count */ + u32 module_read_ign; /* Module validation status ignored */ + u32 laser_faults; /* Laser fault count */ + u32 rsvd; +}; + +struct bfa_fw_fip_stats_s { + u32 vlan_req; /* vlan discovery requests */ + u32 vlan_notify; /* vlan notifications */ + u32 vlan_err; /* vlan response error */ + u32 vlan_timeouts; /* vlan disvoery timeouts */ + u32 vlan_invalids; /* invalid vlan in discovery advert. */ + u32 disc_req; /* Discovery solicit requests */ + u32 disc_rsp; /* Discovery solicit response */ + u32 disc_err; /* Discovery advt. parse errors */ + u32 disc_unsol; /* Discovery unsolicited */ + u32 disc_timeouts; /* Discovery timeouts */ + u32 disc_fcf_unavail; /* Discovery FCF Not Avail. */ + u32 linksvc_unsupp; /* Unsupported link service req */ + u32 linksvc_err; /* Parse error in link service req */ + u32 logo_req; /* FIP logos received */ + u32 clrvlink_req; /* Clear virtual link req */ + u32 op_unsupp; /* Unsupported FIP operation */ + u32 untagged; /* Untagged frames (ignored) */ + u32 invalid_version; /* Invalid FIP version */ +}; + +struct bfa_fw_lps_stats_s { + u32 mac_invalids; /* Invalid mac assigned */ + u32 rsvd; +}; + +struct bfa_fw_fcoe_stats_s { + u32 cee_linkups; /* CEE link up count */ + u32 cee_linkdns; /* CEE link down count */ + u32 fip_linkups; /* FIP link up count */ + u32 fip_linkdns; /* FIP link up count */ + u32 fip_fails; /* FIP fail count */ + u32 mac_invalids; /* Invalid mac assigned */ +}; + +/** + * IOC firmware FCoE port stats + */ +struct bfa_fw_fcoe_port_stats_s { + struct bfa_fw_fcoe_stats_s fcoe_stats; + struct bfa_fw_fip_stats_s fip_stats; +}; + +/** + * IOC firmware FC uport stats + */ +struct bfa_fw_fc_uport_stats_s { + struct bfa_fw_port_snsm_stats_s snsm_stats; + struct bfa_fw_port_lksm_stats_s lksm_stats; +}; + +/** + * IOC firmware FC port stats + */ +union bfa_fw_fc_port_stats_s { + struct bfa_fw_fc_uport_stats_s fc_stats; + struct bfa_fw_fcoe_port_stats_s fcoe_stats; +}; + +/** + * IOC firmware port stats + */ +struct bfa_fw_port_stats_s { + struct bfa_fw_port_fpg_stats_s fpg_stats; + struct bfa_fw_port_physm_stats_s physm_stats; + union bfa_fw_fc_port_stats_s fc_port; +}; + +/** + * fcxchg module statistics + */ +struct bfa_fw_fcxchg_stats_s { + u32 ua_tag_inv; + u32 ua_state_inv; +}; + +struct bfa_fw_lpsm_stats_s { + u32 cls_rx; + u32 cls_tx; +}; + +/** + * Trunk statistics + */ +struct bfa_fw_trunk_stats_s { + u32 emt_recvd; /* Trunk EMT received */ + u32 emt_accepted; /* Trunk EMT Accepted */ + u32 emt_rejected; /* Trunk EMT rejected */ + u32 etp_recvd; /* Trunk ETP received */ + u32 etp_accepted; /* Trunk ETP Accepted */ + u32 etp_rejected; /* Trunk ETP rejected */ + u32 lr_recvd; /* Trunk LR received */ + u32 rsvd; /* padding for 64 bit alignment */ +}; + +struct bfa_fw_advsm_stats_s { + u32 flogi_sent; /* Flogi sent */ + u32 flogi_acc_recvd; /* Flogi Acc received */ + u32 flogi_rjt_recvd; /* Flogi rejects received */ + u32 flogi_retries; /* Flogi retries */ + + u32 elp_recvd; /* ELP received */ + u32 elp_accepted; /* ELP Accepted */ + u32 elp_rejected; /* ELP rejected */ + u32 elp_dropped; /* ELP dropped */ +}; + +/** + * IOCFC firmware stats + */ +struct bfa_fw_iocfc_stats_s { + u32 cfg_reqs; /* cfg request */ + u32 updq_reqs; /* update queue request */ + u32 ic_reqs; /* interrupt coalesce reqs */ + u32 unknown_reqs; + u32 set_intr_reqs; /* set interrupt reqs */ +}; + +/** + * IOC attributes returned in queries + */ +struct bfa_iocfc_attr_s { + struct bfa_iocfc_cfg_s config; /* IOCFC config */ + struct bfa_iocfc_intr_attr_s intr_attr; /* interrupt attr */ +}; + +/** + * Eth_sndrcv mod stats + */ +struct bfa_fw_eth_sndrcv_stats_s { + u32 crc_err; + u32 rsvd; /* 64bit align */ +}; + +/** + * CT MAC mod stats + */ +struct bfa_fw_mac_mod_stats_s { + u32 mac_on; /* MAC got turned-on */ + u32 link_up; /* link-up */ + u32 signal_off; /* lost signal */ + u32 dfe_on; /* DFE on */ + u32 mac_reset; /* # of MAC reset to bring lnk up */ + u32 pcs_reset; /* # of PCS reset to bring lnk up */ + u32 loopback; /* MAC got into serdes loopback */ + u32 lb_mac_reset; + /* # of MAC reset to bring link up in loopback */ + u32 lb_pcs_reset; + /* # of PCS reset to bring link up in loopback */ + u32 rsvd; /* 64bit align */ +}; + +/** + * CT MOD stats + */ +struct bfa_fw_ct_mod_stats_s { + u32 rxa_rds_undrun; /* RxA RDS underrun */ + u32 rad_bpc_ovfl; /* RAD BPC overflow */ + u32 rad_rlb_bpc_ovfl; /* RAD RLB BPC overflow */ + u32 bpc_fcs_err; /* BPC FCS_ERR */ + u32 txa_tso_hdr; /* TxA TSO header too long */ + u32 rsvd; /* 64bit align */ +}; + +/** + * IOC firmware stats + */ +struct bfa_fw_stats_s { + struct bfa_fw_ioc_stats_s ioc_stats; + struct bfa_fw_iocfc_stats_s iocfc_stats; + struct bfa_fw_io_stats_s io_stats; + struct bfa_fw_port_stats_s port_stats; + struct bfa_fw_fcxchg_stats_s fcxchg_stats; + struct bfa_fw_lpsm_stats_s lpsm_stats; + struct bfa_fw_lps_stats_s lps_stats; + struct bfa_fw_trunk_stats_s trunk_stats; + struct bfa_fw_advsm_stats_s advsm_stats; + struct bfa_fw_mac_mod_stats_s macmod_stats; + struct bfa_fw_ct_mod_stats_s ctmod_stats; + struct bfa_fw_eth_sndrcv_stats_s ethsndrcv_stats; +}; + +#define BFA_IOCFC_PATHTOV_MAX 60 +#define BFA_IOCFC_QDEPTH_MAX 2000 + +/** + * QoS states + */ +enum bfa_qos_state { + BFA_QOS_ONLINE = 1, /* QoS is online */ + BFA_QOS_OFFLINE = 2, /* QoS is offline */ +}; + +/** + * QoS Priority levels. + */ +enum bfa_qos_priority { + BFA_QOS_UNKNOWN = 0, + BFA_QOS_HIGH = 1, /* QoS Priority Level High */ + BFA_QOS_MED = 2, /* QoS Priority Level Medium */ + BFA_QOS_LOW = 3, /* QoS Priority Level Low */ +}; + +/** + * QoS bandwidth allocation for each priority level + */ +enum bfa_qos_bw_alloc { + BFA_QOS_BW_HIGH = 60, /* bandwidth allocation for High */ + BFA_QOS_BW_MED = 30, /* bandwidth allocation for Medium */ + BFA_QOS_BW_LOW = 10, /* bandwidth allocation for Low */ +}; +#pragma pack(1) +/** + * QoS attribute returned in QoS Query + */ +struct bfa_qos_attr_s { + u8 state; /* QoS current state */ + u8 rsvd[3]; + u32 total_bb_cr; /* Total BB Credits */ +}; + +/** + * These fields should be displayed only from the CLI. + * There will be a separate BFAL API (get_qos_vc_attr ?) + * to retrieve this. + * + */ +#define BFA_QOS_MAX_VC 16 + +struct bfa_qos_vc_info_s { + u8 vc_credit; + u8 borrow_credit; + u8 priority; + u8 resvd; +}; + +struct bfa_qos_vc_attr_s { + u16 total_vc_count; /* Total VC Count */ + u16 shared_credit; + u32 elp_opmode_flags; + struct bfa_qos_vc_info_s vc_info[BFA_QOS_MAX_VC]; /* as many as + * total_vc_count */ +}; + +/** + * QoS statistics + */ +struct bfa_qos_stats_s { + u32 flogi_sent; /* QoS Flogi sent */ + u32 flogi_acc_recvd; /* QoS Flogi Acc received */ + u32 flogi_rjt_recvd; /* QoS Flogi rejects received */ + u32 flogi_retries; /* QoS Flogi retries */ + + u32 elp_recvd; /* QoS ELP received */ + u32 elp_accepted; /* QoS ELP Accepted */ + u32 elp_rejected; /* QoS ELP rejected */ + u32 elp_dropped; /* QoS ELP dropped */ + + u32 qos_rscn_recvd; /* QoS RSCN received */ + u32 rsvd; /* padding for 64 bit alignment */ +}; + +/** + * FCoE statistics + */ +struct bfa_fcoe_stats_s { + u64 secs_reset; /* Seconds since stats reset */ + u64 cee_linkups; /* CEE link up */ + u64 cee_linkdns; /* CEE link down */ + u64 fip_linkups; /* FIP link up */ + u64 fip_linkdns; /* FIP link down */ + u64 fip_fails; /* FIP failures */ + u64 mac_invalids; /* Invalid mac assignments */ + u64 vlan_req; /* Vlan requests */ + u64 vlan_notify; /* Vlan notifications */ + u64 vlan_err; /* Vlan notification errors */ + u64 vlan_timeouts; /* Vlan request timeouts */ + u64 vlan_invalids; /* Vlan invalids */ + u64 disc_req; /* Discovery requests */ + u64 disc_rsp; /* Discovery responses */ + u64 disc_err; /* Discovery error frames */ + u64 disc_unsol; /* Discovery unsolicited */ + u64 disc_timeouts; /* Discovery timeouts */ + u64 disc_fcf_unavail; /* Discovery FCF not avail */ + u64 linksvc_unsupp; /* FIP link service req unsupp. */ + u64 linksvc_err; /* FIP link service req errors */ + u64 logo_req; /* FIP logos received */ + u64 clrvlink_req; /* Clear virtual link requests */ + u64 op_unsupp; /* FIP operation unsupp. */ + u64 untagged; /* FIP untagged frames */ + u64 txf_ucast; /* Tx FCoE unicast frames */ + u64 txf_ucast_vlan; /* Tx FCoE unicast vlan frames */ + u64 txf_ucast_octets; /* Tx FCoE unicast octets */ + u64 txf_mcast; /* Tx FCoE multicast frames */ + u64 txf_mcast_vlan; /* Tx FCoE multicast vlan frames */ + u64 txf_mcast_octets; /* Tx FCoE multicast octets */ + u64 txf_bcast; /* Tx FCoE broadcast frames */ + u64 txf_bcast_vlan; /* Tx FCoE broadcast vlan frames */ + u64 txf_bcast_octets; /* Tx FCoE broadcast octets */ + u64 txf_timeout; /* Tx timeouts */ + u64 txf_parity_errors; /* Transmit parity err */ + u64 txf_fid_parity_errors; /* Transmit FID parity err */ + u64 rxf_ucast_octets; /* Rx FCoE unicast octets */ + u64 rxf_ucast; /* Rx FCoE unicast frames */ + u64 rxf_ucast_vlan; /* Rx FCoE unicast vlan frames */ + u64 rxf_mcast_octets; /* Rx FCoE multicast octets */ + u64 rxf_mcast; /* Rx FCoE multicast frames */ + u64 rxf_mcast_vlan; /* Rx FCoE multicast vlan frames */ + u64 rxf_bcast_octets; /* Rx FCoE broadcast octets */ + u64 rxf_bcast; /* Rx FCoE broadcast frames */ + u64 rxf_bcast_vlan; /* Rx FCoE broadcast vlan frames */ +}; + +/** + * QoS or FCoE stats (fcport stats excluding physical FC port stats) + */ +union bfa_fcport_stats_u { + struct bfa_qos_stats_s fcqos; + struct bfa_fcoe_stats_s fcoe; +}; +#pragma pack() + +struct bfa_fcpim_del_itn_stats_s { + u32 del_itn_iocomp_aborted; /* Aborted IO requests */ + u32 del_itn_iocomp_timedout; /* IO timeouts */ + u32 del_itn_iocom_sqer_needed; /* IO retry for SQ error recovery */ + u32 del_itn_iocom_res_free; /* Delayed freeing of IO resources */ + u32 del_itn_iocom_hostabrts; /* Host IO abort requests */ + u32 del_itn_total_ios; /* Total IO count */ + u32 del_io_iocdowns; /* IO cleaned-up due to IOC down */ + u32 del_tm_iocdowns; /* TM cleaned-up due to IOC down */ +}; + +struct bfa_itnim_iostats_s { + + u32 total_ios; /* Total IO Requests */ + u32 input_reqs; /* Data in-bound requests */ + u32 output_reqs; /* Data out-bound requests */ + u32 io_comps; /* Total IO Completions */ + u32 wr_throughput; /* Write data transfered in bytes */ + u32 rd_throughput; /* Read data transfered in bytes */ + + u32 iocomp_ok; /* Slowpath IO completions */ + u32 iocomp_underrun; /* IO underrun */ + u32 iocomp_overrun; /* IO overrun */ + u32 qwait; /* IO Request-Q wait */ + u32 qresumes; /* IO Request-Q wait done */ + u32 no_iotags; /* No free IO tag */ + u32 iocomp_timedout; /* IO timeouts */ + u32 iocom_nexus_abort; /* IO failure due to target offline */ + u32 iocom_proto_err; /* IO protocol errors */ + u32 iocom_dif_err; /* IO SBC-3 protection errors */ + + u32 iocom_sqer_needed; /* fcp-2 error recovery failed */ + u32 iocom_res_free; /* Delayed freeing of IO tag */ + + + u32 io_aborts; /* Host IO abort requests */ + u32 iocom_hostabrts; /* Host IO abort completions */ + u32 io_cleanups; /* IO clean-up requests */ + u32 path_tov_expired; /* IO path tov expired */ + u32 iocomp_aborted; /* IO abort completions */ + u32 io_iocdowns; /* IO cleaned-up due to IOC down */ + u32 iocom_utags; /* IO comp with unknown tags */ + + u32 io_tmaborts; /* Abort request due to TM command */ + u32 tm_io_comps; /* Abort completion due to TM command */ + + u32 creates; /* IT Nexus create requests */ + u32 fw_create; /* IT Nexus FW create requests */ + u32 create_comps; /* IT Nexus FW create completions */ + u32 onlines; /* IT Nexus onlines */ + u32 offlines; /* IT Nexus offlines */ + u32 fw_delete; /* IT Nexus FW delete requests */ + u32 delete_comps; /* IT Nexus FW delete completions */ + u32 deletes; /* IT Nexus delete requests */ + u32 sler_events; /* SLER events */ + u32 ioc_disabled; /* Num IOC disables */ + u32 cleanup_comps; /* IT Nexus cleanup completions */ + + u32 tm_cmnds; /* TM Requests */ + u32 tm_fw_rsps; /* TM Completions */ + u32 tm_success; /* TM initiated IO cleanup success */ + u32 tm_failures; /* TM initiated IO cleanup failure */ + u32 no_tskims; /* No free TM tag */ + u32 tm_qwait; /* TM Request-Q wait */ + u32 tm_qresumes; /* TM Request-Q wait done */ + + u32 tm_iocdowns; /* TM cleaned-up due to IOC down */ + u32 tm_cleanups; /* TM cleanup requests */ + u32 tm_cleanup_comps; /* TM cleanup completions */ +}; + +/* Modify char* port_stt[] in bfal_port.c if a new state was added */ +enum bfa_port_states { + BFA_PORT_ST_UNINIT = 1, + BFA_PORT_ST_ENABLING_QWAIT = 2, + BFA_PORT_ST_ENABLING = 3, + BFA_PORT_ST_LINKDOWN = 4, + BFA_PORT_ST_LINKUP = 5, + BFA_PORT_ST_DISABLING_QWAIT = 6, + BFA_PORT_ST_DISABLING = 7, + BFA_PORT_ST_DISABLED = 8, + BFA_PORT_ST_STOPPED = 9, + BFA_PORT_ST_IOCDOWN = 10, + BFA_PORT_ST_IOCDIS = 11, + BFA_PORT_ST_FWMISMATCH = 12, + BFA_PORT_ST_PREBOOT_DISABLED = 13, + BFA_PORT_ST_TOGGLING_QWAIT = 14, + BFA_PORT_ST_MAX_STATE, +}; + +/** + * Port operational type (in sync with SNIA port type). + */ +enum bfa_port_type { + BFA_PORT_TYPE_UNKNOWN = 1, /* port type is unknown */ + BFA_PORT_TYPE_NPORT = 5, /* P2P with switched fabric */ + BFA_PORT_TYPE_NLPORT = 6, /* public loop */ + BFA_PORT_TYPE_LPORT = 20, /* private loop */ + BFA_PORT_TYPE_P2P = 21, /* P2P with no switched fabric */ + BFA_PORT_TYPE_VPORT = 22, /* NPIV - virtual port */ +}; + +/** + * Port topology setting. A port's topology and fabric login status + * determine its operational type. + */ +enum bfa_port_topology { + BFA_PORT_TOPOLOGY_NONE = 0, /* No valid topology */ + BFA_PORT_TOPOLOGY_P2P = 1, /* P2P only */ + BFA_PORT_TOPOLOGY_LOOP = 2, /* LOOP topology */ + BFA_PORT_TOPOLOGY_AUTO = 3, /* auto topology selection */ +}; + +/** + * Physical port loopback types. + */ +enum bfa_port_opmode { + BFA_PORT_OPMODE_NORMAL = 0x00, /* normal non-loopback mode */ + BFA_PORT_OPMODE_LB_INT = 0x01, /* internal loop back */ + BFA_PORT_OPMODE_LB_SLW = 0x02, /* serial link wrapback (serdes) */ + BFA_PORT_OPMODE_LB_EXT = 0x04, /* external loop back (serdes) */ + BFA_PORT_OPMODE_LB_CBL = 0x08, /* cabled loop back */ + BFA_PORT_OPMODE_LB_NLINT = 0x20, /* NL_Port internal loopback */ +}; + +#define BFA_PORT_OPMODE_LB_HARD(_mode) \ + ((_mode == BFA_PORT_OPMODE_LB_INT) || \ + (_mode == BFA_PORT_OPMODE_LB_SLW) || \ + (_mode == BFA_PORT_OPMODE_LB_EXT)) + +/** + * Port link state + */ +enum bfa_port_linkstate { + BFA_PORT_LINKUP = 1, /* Physical port/Trunk link up */ + BFA_PORT_LINKDOWN = 2, /* Physical port/Trunk link down */ +}; + +/** + * Port link state reason code + */ +enum bfa_port_linkstate_rsn { + BFA_PORT_LINKSTATE_RSN_NONE = 0, + BFA_PORT_LINKSTATE_RSN_DISABLED = 1, + BFA_PORT_LINKSTATE_RSN_RX_NOS = 2, + BFA_PORT_LINKSTATE_RSN_RX_OLS = 3, + BFA_PORT_LINKSTATE_RSN_RX_LIP = 4, + BFA_PORT_LINKSTATE_RSN_RX_LIPF7 = 5, + BFA_PORT_LINKSTATE_RSN_SFP_REMOVED = 6, + BFA_PORT_LINKSTATE_RSN_PORT_FAULT = 7, + BFA_PORT_LINKSTATE_RSN_RX_LOS = 8, + BFA_PORT_LINKSTATE_RSN_LOCAL_FAULT = 9, + BFA_PORT_LINKSTATE_RSN_REMOTE_FAULT = 10, + BFA_PORT_LINKSTATE_RSN_TIMEOUT = 11, + + + + /* CEE related reason codes/errors */ + CEE_LLDP_INFO_AGED_OUT = 20, + CEE_LLDP_SHUTDOWN_TLV_RCVD = 21, + CEE_PEER_NOT_ADVERTISE_DCBX = 22, + CEE_PEER_NOT_ADVERTISE_PG = 23, + CEE_PEER_NOT_ADVERTISE_PFC = 24, + CEE_PEER_NOT_ADVERTISE_FCOE = 25, + CEE_PG_NOT_COMPATIBLE = 26, + CEE_PFC_NOT_COMPATIBLE = 27, + CEE_FCOE_NOT_COMPATIBLE = 28, + CEE_BAD_PG_RCVD = 29, + CEE_BAD_BW_RCVD = 30, + CEE_BAD_PFC_RCVD = 31, + CEE_BAD_APP_PRI_RCVD = 32, + CEE_FCOE_PRI_PFC_OFF = 33, + CEE_DUP_CONTROL_TLV_RCVD = 34, + CEE_DUP_FEAT_TLV_RCVD = 35, + CEE_APPLY_NEW_CFG = 36, /* reason, not error */ + CEE_PROTOCOL_INIT = 37, /* reason, not error */ + CEE_PHY_LINK_DOWN = 38, + CEE_LLS_FCOE_ABSENT = 39, + CEE_LLS_FCOE_DOWN = 40, + CEE_ISCSI_NOT_COMPATIBLE = 41, + CEE_ISCSI_PRI_PFC_OFF = 42, + CEE_ISCSI_PRI_OVERLAP_FCOE_PRI = 43 +}; +#pragma pack(1) +/** + * Physical port configuration + */ +struct bfa_port_cfg_s { + u8 topology; /* bfa_port_topology */ + u8 speed; /* enum bfa_port_speed */ + u8 trunked; /* trunked or not */ + u8 qos_enabled; /* qos enabled or not */ + u8 cfg_hardalpa; /* is hard alpa configured */ + u8 hardalpa; /* configured hard alpa */ + u16 maxfrsize; /* maximum frame size */ + u8 rx_bbcredit; /* receive buffer credits */ + u8 tx_bbcredit; /* transmit buffer credits */ + u8 ratelimit; /* ratelimit enabled or not */ + u8 trl_def_speed; /* ratelimit default speed */ + u16 path_tov; /* device path timeout */ + u16 q_depth; /* SCSI Queue depth */ +}; +#pragma pack() + +/** + * Port attribute values. + */ +struct bfa_port_attr_s { + /* + * Static fields + */ + wwn_t nwwn; /* node wwn */ + wwn_t pwwn; /* port wwn */ + wwn_t factorynwwn; /* factory node wwn */ + wwn_t factorypwwn; /* factory port wwn */ + enum fc_cos cos_supported; /* supported class of services */ + u32 rsvd; + struct fc_symname_s port_symname; /* port symbolic name */ + enum bfa_port_speed speed_supported; /* supported speeds */ + bfa_boolean_t pbind_enabled; + + /* + * Configured values + */ + struct bfa_port_cfg_s pport_cfg; /* pport cfg */ + + /* + * Dynamic field - info from BFA + */ + enum bfa_port_states port_state; /* current port state */ + enum bfa_port_speed speed; /* current speed */ + enum bfa_port_topology topology; /* current topology */ + bfa_boolean_t beacon; /* current beacon status */ + bfa_boolean_t link_e2e_beacon; /* link beacon is on */ + bfa_boolean_t plog_enabled; /* portlog is enabled */ + + /* + * Dynamic field - info from FCS + */ + u32 pid; /* port ID */ + enum bfa_port_type port_type; /* current topology */ + u32 loopback; /* external loopback */ + u32 authfail; /* auth fail state */ + bfa_boolean_t io_profile; /* get it from fcpim mod */ + u8 pad[4]; /* for 64-bit alignement */ + + /* FCoE specific */ + u16 fcoe_vlan; + u8 rsvd1[6]; +}; + +/** + * Port FCP mappings. + */ +struct bfa_port_fcpmap_s { + char osdevname[256]; + u32 bus; + u32 target; + u32 oslun; + u32 fcid; + wwn_t nwwn; + wwn_t pwwn; + u64 fcplun; + char luid[256]; +}; + +/** + * Port RNID info. + */ +struct bfa_port_rnid_s { + wwn_t wwn; + u32 unittype; + u32 portid; + u32 attached_nodes_num; + u16 ip_version; + u16 udp_port; + u8 ipaddr[16]; + u16 rsvd; + u16 topologydiscoveryflags; +}; + +#pragma pack(1) +struct bfa_fcport_fcf_s { + wwn_t name; /* FCF name */ + wwn_t fabric_name; /* Fabric Name */ + u8 fipenabled; /* FIP enabled or not */ + u8 fipfailed; /* FIP failed or not */ + u8 resv[2]; + u8 pri; /* FCF priority */ + u8 version; /* FIP version used */ + u8 available; /* Available for login */ + u8 fka_disabled; /* FKA is disabled */ + u8 maxsz_verified; /* FCoE max size verified */ + u8 fc_map[3]; /* FC map */ + u16 vlan; /* FCoE vlan tag/priority */ + u32 fka_adv_per; /* FIP ka advert. period */ + mac_t mac; /* FCF mac */ +}; + +/** + * Trunk states for BCU/BFAL + */ +enum bfa_trunk_state { + BFA_TRUNK_DISABLED = 0, /* Trunk is not configured */ + BFA_TRUNK_ONLINE = 1, /* Trunk is online */ + BFA_TRUNK_OFFLINE = 2, /* Trunk is offline */ +}; + +/** + * VC attributes for trunked link + */ +struct bfa_trunk_vc_attr_s { + u32 bb_credit; + u32 elp_opmode_flags; + u32 req_credit; + u16 vc_credits[8]; +}; + +/** + * Link state information + */ +struct bfa_port_link_s { + u8 linkstate; /* Link state bfa_port_linkstate */ + u8 linkstate_rsn; /* bfa_port_linkstate_rsn_t */ + u8 topology; /* P2P/LOOP bfa_port_topology */ + u8 speed; /* Link speed (1/2/4/8 G) */ + u32 linkstate_opt; /* Linkstate optional data (debug) */ + u8 trunked; /* Trunked or not (1 or 0) */ + u8 resvd[3]; + struct bfa_qos_attr_s qos_attr; /* QoS Attributes */ + union { + struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */ + struct bfa_trunk_vc_attr_s trunk_vc_attr; + struct bfa_fcport_fcf_s fcf; /* FCF information (for FCoE) */ + } vc_fcf; +}; +#pragma pack() + +enum bfa_trunk_link_fctl { + BFA_TRUNK_LINK_FCTL_NORMAL, + BFA_TRUNK_LINK_FCTL_VC, + BFA_TRUNK_LINK_FCTL_VC_QOS, +}; + +enum bfa_trunk_link_state { + BFA_TRUNK_LINK_STATE_UP = 1, /* link part of trunk */ + BFA_TRUNK_LINK_STATE_DN_LINKDN = 2, /* physical link down */ + BFA_TRUNK_LINK_STATE_DN_GRP_MIS = 3, /* trunk group different */ + BFA_TRUNK_LINK_STATE_DN_SPD_MIS = 4, /* speed mismatch */ + BFA_TRUNK_LINK_STATE_DN_MODE_MIS = 5, /* remote port not trunked */ +}; + +#define BFA_TRUNK_MAX_PORTS 2 +struct bfa_trunk_link_attr_s { + wwn_t trunk_wwn; + enum bfa_trunk_link_fctl fctl; + enum bfa_trunk_link_state link_state; + enum bfa_port_speed speed; + u32 deskew; +}; + +struct bfa_trunk_attr_s { + enum bfa_trunk_state state; + enum bfa_port_speed speed; + u32 port_id; + u32 rsvd; + struct bfa_trunk_link_attr_s link_attr[BFA_TRUNK_MAX_PORTS]; +}; + +struct bfa_rport_hal_stats_s { + u32 sm_un_cr; /* uninit: create events */ + u32 sm_un_unexp; /* uninit: exception events */ + u32 sm_cr_on; /* created: online events */ + u32 sm_cr_del; /* created: delete events */ + u32 sm_cr_hwf; /* created: IOC down */ + u32 sm_cr_unexp; /* created: exception events */ + u32 sm_fwc_rsp; /* fw create: f/w responses */ + u32 sm_fwc_del; /* fw create: delete events */ + u32 sm_fwc_off; /* fw create: offline events */ + u32 sm_fwc_hwf; /* fw create: IOC down */ + u32 sm_fwc_unexp; /* fw create: exception events*/ + u32 sm_on_off; /* online: offline events */ + u32 sm_on_del; /* online: delete events */ + u32 sm_on_hwf; /* online: IOC down events */ + u32 sm_on_unexp; /* online: exception events */ + u32 sm_fwd_rsp; /* fw delete: fw responses */ + u32 sm_fwd_del; /* fw delete: delete events */ + u32 sm_fwd_hwf; /* fw delete: IOC down events */ + u32 sm_fwd_unexp; /* fw delete: exception events*/ + u32 sm_off_del; /* offline: delete events */ + u32 sm_off_on; /* offline: online events */ + u32 sm_off_hwf; /* offline: IOC down events */ + u32 sm_off_unexp; /* offline: exception events */ + u32 sm_del_fwrsp; /* delete: fw responses */ + u32 sm_del_hwf; /* delete: IOC down events */ + u32 sm_del_unexp; /* delete: exception events */ + u32 sm_delp_fwrsp; /* delete pend: fw responses */ + u32 sm_delp_hwf; /* delete pend: IOC downs */ + u32 sm_delp_unexp; /* delete pend: exceptions */ + u32 sm_offp_fwrsp; /* off-pending: fw responses */ + u32 sm_offp_del; /* off-pending: deletes */ + u32 sm_offp_hwf; /* off-pending: IOC downs */ + u32 sm_offp_unexp; /* off-pending: exceptions */ + u32 sm_iocd_off; /* IOC down: offline events */ + u32 sm_iocd_del; /* IOC down: delete events */ + u32 sm_iocd_on; /* IOC down: online events */ + u32 sm_iocd_unexp; /* IOC down: exceptions */ + u32 rsvd; +}; +#pragma pack(1) +/** + * Rport's QoS attributes + */ +struct bfa_rport_qos_attr_s { + u8 qos_priority; /* rport's QoS priority */ + u8 rsvd[3]; + u32 qos_flow_id; /* QoS flow Id */ +}; +#pragma pack() + +#define BFA_IOBUCKET_MAX 14 + +struct bfa_itnim_latency_s { + u32 min[BFA_IOBUCKET_MAX]; + u32 max[BFA_IOBUCKET_MAX]; + u32 count[BFA_IOBUCKET_MAX]; + u32 avg[BFA_IOBUCKET_MAX]; +}; + +struct bfa_itnim_ioprofile_s { + u32 clock_res_mul; + u32 clock_res_div; + u32 index; + u32 io_profile_start_time; /* IO profile start time */ + u32 iocomps[BFA_IOBUCKET_MAX]; /* IO completed */ + struct bfa_itnim_latency_s io_latency; +}; + +/** + * FC physical port statistics. + */ +struct bfa_port_fc_stats_s { + u64 secs_reset; /* Seconds since stats is reset */ + u64 tx_frames; /* Tx frames */ + u64 tx_words; /* Tx words */ + u64 tx_lip; /* Tx LIP */ + u64 tx_nos; /* Tx NOS */ + u64 tx_ols; /* Tx OLS */ + u64 tx_lr; /* Tx LR */ + u64 tx_lrr; /* Tx LRR */ + u64 rx_frames; /* Rx frames */ + u64 rx_words; /* Rx words */ + u64 lip_count; /* Rx LIP */ + u64 nos_count; /* Rx NOS */ + u64 ols_count; /* Rx OLS */ + u64 lr_count; /* Rx LR */ + u64 lrr_count; /* Rx LRR */ + u64 invalid_crcs; /* Rx CRC err frames */ + u64 invalid_crc_gd_eof; /* Rx CRC err good EOF frames */ + u64 undersized_frm; /* Rx undersized frames */ + u64 oversized_frm; /* Rx oversized frames */ + u64 bad_eof_frm; /* Rx frames with bad EOF */ + u64 error_frames; /* Errored frames */ + u64 dropped_frames; /* Dropped frames */ + u64 link_failures; /* Link Failure (LF) count */ + u64 loss_of_syncs; /* Loss of sync count */ + u64 loss_of_signals; /* Loss of signal count */ + u64 primseq_errs; /* Primitive sequence protocol err. */ + u64 bad_os_count; /* Invalid ordered sets */ + u64 err_enc_out; /* Encoding err nonframe_8b10b */ + u64 err_enc; /* Encoding err frame_8b10b */ +}; + +/** + * Eth Physical Port statistics. + */ +struct bfa_port_eth_stats_s { + u64 secs_reset; /* Seconds since stats is reset */ + u64 frame_64; /* Frames 64 bytes */ + u64 frame_65_127; /* Frames 65-127 bytes */ + u64 frame_128_255; /* Frames 128-255 bytes */ + u64 frame_256_511; /* Frames 256-511 bytes */ + u64 frame_512_1023; /* Frames 512-1023 bytes */ + u64 frame_1024_1518; /* Frames 1024-1518 bytes */ + u64 frame_1519_1522; /* Frames 1519-1522 bytes */ + u64 tx_bytes; /* Tx bytes */ + u64 tx_packets; /* Tx packets */ + u64 tx_mcast_packets; /* Tx multicast packets */ + u64 tx_bcast_packets; /* Tx broadcast packets */ + u64 tx_control_frame; /* Tx control frame */ + u64 tx_drop; /* Tx drops */ + u64 tx_jabber; /* Tx jabber */ + u64 tx_fcs_error; /* Tx FCS errors */ + u64 tx_fragments; /* Tx fragments */ + u64 rx_bytes; /* Rx bytes */ + u64 rx_packets; /* Rx packets */ + u64 rx_mcast_packets; /* Rx multicast packets */ + u64 rx_bcast_packets; /* Rx broadcast packets */ + u64 rx_control_frames; /* Rx control frames */ + u64 rx_unknown_opcode; /* Rx unknown opcode */ + u64 rx_drop; /* Rx drops */ + u64 rx_jabber; /* Rx jabber */ + u64 rx_fcs_error; /* Rx FCS errors */ + u64 rx_alignment_error; /* Rx alignment errors */ + u64 rx_frame_length_error; /* Rx frame len errors */ + u64 rx_code_error; /* Rx code errors */ + u64 rx_fragments; /* Rx fragments */ + u64 rx_pause; /* Rx pause */ + u64 rx_zero_pause; /* Rx zero pause */ + u64 tx_pause; /* Tx pause */ + u64 tx_zero_pause; /* Tx zero pause */ + u64 rx_fcoe_pause; /* Rx FCoE pause */ + u64 rx_fcoe_zero_pause; /* Rx FCoE zero pause */ + u64 tx_fcoe_pause; /* Tx FCoE pause */ + u64 tx_fcoe_zero_pause; /* Tx FCoE zero pause */ + u64 rx_iscsi_pause; /* Rx iSCSI pause */ + u64 rx_iscsi_zero_pause; /* Rx iSCSI zero pause */ + u64 tx_iscsi_pause; /* Tx iSCSI pause */ + u64 tx_iscsi_zero_pause; /* Tx iSCSI zero pause */ +}; + +/** + * Port statistics. + */ +union bfa_port_stats_u { + struct bfa_port_fc_stats_s fc; + struct bfa_port_eth_stats_s eth; +}; + +#endif /* __BFA_DEFS_SVC_H__ */ diff --git a/drivers/scsi/bfa/bfa_module.c b/drivers/scsi/bfa/bfa_drv.c index a7fcc80c177..14127646dc5 100644 --- a/drivers/scsi/bfa/bfa_module.c +++ b/drivers/scsi/bfa/bfa_drv.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -14,10 +14,8 @@ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. */ -#include <bfa.h> -#include <defs/bfa_defs_pci.h> -#include <cs/bfa_debug.h> -#include <bfa_iocfc.h> + +#include "bfa_modules.h" /** * BFA module list terminated by NULL @@ -30,9 +28,6 @@ struct bfa_module_s *hal_mods[] = { &hal_mod_uf, &hal_mod_rport, &hal_mod_fcpim, -#ifdef BFA_CFG_PBIND - &hal_mod_pbind, -#endif NULL }; @@ -74,17 +69,39 @@ bfa_isr_func_t bfa_isrs[BFI_MC_MAX] = { bfa_isr_unhandled, /* --------- */ }; + /** * Message handlers for mailbox command classes */ bfa_ioc_mbox_mcfunc_t bfa_mbox_isrs[BFI_MC_MAX] = { NULL, - NULL, /* BFI_MC_IOC */ - NULL, /* BFI_MC_DIAG */ + NULL, /* BFI_MC_IOC */ + NULL, /* BFI_MC_DIAG */ NULL, /* BFI_MC_FLASH */ - NULL, /* BFI_MC_CEE */ - NULL, /* BFI_MC_PORT */ + NULL, /* BFI_MC_CEE */ + NULL, /* BFI_MC_PORT */ bfa_iocfc_isr, /* BFI_MC_IOCFC */ NULL, }; + + +void +bfa_com_port_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi) +{ + struct bfa_port_s *port = &bfa->modules.port; + u32 dm_len; + u8 *dm_kva; + u64 dm_pa; + + dm_len = bfa_port_meminfo(); + dm_kva = bfa_meminfo_dma_virt(mi); + dm_pa = bfa_meminfo_dma_phys(mi); + + memset(port, 0, sizeof(struct bfa_port_s)); + bfa_port_attach(port, &bfa->ioc, bfa, bfa->trcmod); + bfa_port_mem_claim(port, dm_kva, dm_pa); + + bfa_meminfo_dma_virt(mi) = dm_kva + dm_len; + bfa_meminfo_dma_phys(mi) = dm_pa + dm_len; +} diff --git a/drivers/scsi/bfa/include/protocol/fc.h b/drivers/scsi/bfa/bfa_fc.h index 436dd7c5643..6eff705564e 100644 --- a/drivers/scsi/bfa/include/protocol/fc.h +++ b/drivers/scsi/bfa/bfa_fc.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,13 +15,50 @@ * General Public License for more details. */ -#ifndef __FC_H__ -#define __FC_H__ +#ifndef __BFA_FC_H__ +#define __BFA_FC_H__ -#include <protocol/types.h> +#include "bfa_os_inc.h" + +typedef u64 wwn_t; +typedef u64 lun_t; + +#define WWN_NULL (0) +#define FC_SYMNAME_MAX 256 /* max name server symbolic name size */ +#define FC_ALPA_MAX 128 #pragma pack(1) +#define MAC_ADDRLEN (6) +struct mac_s { u8 mac[MAC_ADDRLEN]; }; +#define mac_t struct mac_s + +/* + * generic SCSI cdb definition + */ +#define SCSI_MAX_CDBLEN 16 +struct scsi_cdb_s { + u8 scsi_cdb[SCSI_MAX_CDBLEN]; +}; +#define scsi_cdb_t struct scsi_cdb_s + +/* ------------------------------------------------------------ + * SCSI status byte values + * ------------------------------------------------------------ + */ +#define SCSI_STATUS_GOOD 0x00 +#define SCSI_STATUS_CHECK_CONDITION 0x02 +#define SCSI_STATUS_CONDITION_MET 0x04 +#define SCSI_STATUS_BUSY 0x08 +#define SCSI_STATUS_INTERMEDIATE 0x10 +#define SCSI_STATUS_ICM 0x14 /* intermediate condition met */ +#define SCSI_STATUS_RESERVATION_CONFLICT 0x18 +#define SCSI_STATUS_COMMAND_TERMINATED 0x22 +#define SCSI_STATUS_QUEUE_FULL 0x28 +#define SCSI_STATUS_ACA_ACTIVE 0x30 + +#define SCSI_MAX_ALLOC_LEN 0xFF /* maximum allocarion length */ + /* * Fibre Channel Header Structure (FCHS) definition */ @@ -51,9 +88,9 @@ struct fchs_s { u32 ro; /* relative offset */ }; -#define FC_SOF_LEN 4 -#define FC_EOF_LEN 4 -#define FC_CRC_LEN 4 +#define FC_SOF_LEN 4 +#define FC_EOF_LEN 4 +#define FC_CRC_LEN 4 /* * Fibre Channel BB_E Header Structure @@ -140,10 +177,12 @@ enum { FC_TYPE_FC_FSS = 0x22, /* Fabric Switch Services */ FC_TYPE_FC_AL = 0x23, /* FC-AL */ FC_TYPE_FC_SNMP = 0x24, /* FC-SNMP */ + FC_TYPE_FC_SPINFAB = 0xEE, /* SPINFAB */ + FC_TYPE_FC_DIAG = 0xEF, /* DIAG */ FC_TYPE_MAX = 256, /* 256 FC-4 types */ }; -struct fc_fc4types_s{ +struct fc_fc4types_s { u8 bits[FC_TYPE_MAX / 8]; }; @@ -168,7 +207,7 @@ enum { */ enum { FC_MIN_WELL_KNOWN_ADDR = 0xFFFFF0, - FC_DOMAIN_CONTROLLER_MASK = 0xFFFC00, + FC_DOMAIN_CONTROLLER_MASK = 0xFFFC00, FC_ALIAS_SERVER = 0xFFFFF8, FC_MGMT_SERVER = 0xFFFFFA, FC_TIME_SERVER = 0xFFFFFB, @@ -201,7 +240,7 @@ enum { /* * generic ELS command */ -struct fc_els_cmd_s{ +struct fc_els_cmd_s { u32 els_code:8; /* ELS Command Code */ u32 reserved:24; }; @@ -233,6 +272,8 @@ enum { FC_ELS_PDISC = 0x50, /* Discover N_Port Parameters. */ FC_ELS_FDISC = 0x51, /* Discover F_Port Parameters. */ FC_ELS_ADISC = 0x52, /* Discover Address. */ + FC_ELS_FARP_REQ = 0x54, /* FARP Request. */ + FC_ELS_FARP_REP = 0x55, /* FARP Reply. */ FC_ELS_FAN = 0x60, /* Fabric Address Notification */ FC_ELS_RSCN = 0x61, /* Reg State Change Notification */ FC_ELS_SCR = 0x62, /* State Change Registration. */ @@ -272,7 +313,7 @@ enum { * N_Port PLOGI Common Service Parameters. * FC-PH-x. Figure-76. pg. 308. */ -struct fc_plogi_csp_s{ +struct fc_plogi_csp_s { u8 verhi; /* FC-PH high version */ u8 verlo; /* FC-PH low version */ u16 bbcred; /* BB_Credit */ @@ -326,7 +367,7 @@ struct fc_plogi_csp_s{ * N_Port PLOGI Class Specific Parameters. * FC-PH-x. Figure 78. pg. 318. */ -struct fc_plogi_clp_s{ +struct fc_plogi_clp_s { #ifdef __BIGENDIAN u32 class_valid:1; u32 intermix:1; /* class intermix supported if set =1. @@ -361,29 +402,29 @@ struct fc_plogi_clp_s{ u32 reserved8:16; }; -#define FLOGI_VVL_BRCD 0x42524344 /* ASCII value for each character in - * string "BRCD" */ +/* ASCII value for each character in string "BRCD" */ +#define FLOGI_VVL_BRCD 0x42524344 /* * PLOGI els command and reply payload */ -struct fc_logi_s{ +struct fc_logi_s { struct fc_els_cmd_s els_cmd; /* ELS command code */ - struct fc_plogi_csp_s csp; /* common service params */ + struct fc_plogi_csp_s csp; /* common service params */ wwn_t port_name; wwn_t node_name; - struct fc_plogi_clp_s class1; /* class 1 service parameters */ - struct fc_plogi_clp_s class2; /* class 2 service parameters */ - struct fc_plogi_clp_s class3; /* class 3 service parameters */ - struct fc_plogi_clp_s class4; /* class 4 service parameters */ + struct fc_plogi_clp_s class1; /* class 1 service parameters */ + struct fc_plogi_clp_s class2; /* class 2 service parameters */ + struct fc_plogi_clp_s class3; /* class 3 service parameters */ + struct fc_plogi_clp_s class4; /* class 4 service parameters */ u8 vvl[16]; /* vendor version level */ }; /* * LOGO els command payload */ -struct fc_logo_s{ - struct fc_els_cmd_s els_cmd; /* ELS command code */ +struct fc_logo_s { + struct fc_els_cmd_s els_cmd; /* ELS command code */ u32 res1:8; u32 nport_id:24; /* N_Port identifier of source */ wwn_t orig_port_name; /* Port name of the LOGO originator */ @@ -393,7 +434,7 @@ struct fc_logo_s{ * ADISC els command payload */ struct fc_adisc_s { - struct fc_els_cmd_s els_cmd; /* ELS command code */ + struct fc_els_cmd_s els_cmd; /* ELS command code */ u32 res1:8; u32 orig_HA:24; /* originator hard address */ wwn_t orig_port_name; /* originator port name */ @@ -405,7 +446,7 @@ struct fc_adisc_s { /* * Exchange status block */ -struct fc_exch_status_blk_s{ +struct fc_exch_status_blk_s { u32 oxid:16; u32 rxid:16; u32 res1:8; @@ -423,7 +464,7 @@ struct fc_exch_status_blk_s{ * RES els command payload */ struct fc_res_s { - struct fc_els_cmd_s els_cmd; /* ELS command code */ + struct fc_els_cmd_s els_cmd; /* ELS command code */ u32 res1:8; u32 nport_id:24; /* N_Port identifier of source */ u32 oxid:16; @@ -434,16 +475,16 @@ struct fc_res_s { /* * RES els accept payload */ -struct fc_res_acc_s{ - struct fc_els_cmd_s els_cmd; /* ELS command code */ - struct fc_exch_status_blk_s fc_exch_blk; /* Exchange status block */ +struct fc_res_acc_s { + struct fc_els_cmd_s els_cmd; /* ELS command code */ + struct fc_exch_status_blk_s fc_exch_blk; /* Exchange status block */ }; /* * REC els command payload */ struct fc_rec_s { - struct fc_els_cmd_s els_cmd; /* ELS command code */ + struct fc_els_cmd_s els_cmd; /* ELS command code */ u32 res1:8; u32 nport_id:24; /* N_Port identifier of source */ u32 oxid:16; @@ -451,9 +492,9 @@ struct fc_rec_s { }; #define FC_REC_ESB_OWN_RSP 0x80000000 /* responder owns */ -#define FC_REC_ESB_SI 0x40000000 /* SI is owned */ +#define FC_REC_ESB_SI 0x40000000 /* SI is owned */ #define FC_REC_ESB_COMP 0x20000000 /* exchange is complete */ -#define FC_REC_ESB_ENDCOND_ABN 0x10000000 /* abnormal ending */ +#define FC_REC_ESB_ENDCOND_ABN 0x10000000 /* abnormal ending */ #define FC_REC_ESB_RQACT 0x04000000 /* recovery qual active */ #define FC_REC_ESB_ERRP_MSK 0x03000000 #define FC_REC_ESB_OXID_INV 0x00800000 /* invalid OXID */ @@ -464,7 +505,7 @@ struct fc_rec_s { * REC els accept payload */ struct fc_rec_acc_s { - struct fc_els_cmd_s els_cmd; /* ELS command code */ + struct fc_els_cmd_s els_cmd; /* ELS command code */ u32 oxid:16; u32 rxid:16; u32 res1:8; @@ -479,7 +520,7 @@ struct fc_rec_acc_s { * RSI els payload */ struct fc_rsi_s { - struct fc_els_cmd_s els_cmd; + struct fc_els_cmd_s els_cmd; u32 res1:8; u32 orig_sid:24; u32 oxid:16; @@ -490,7 +531,7 @@ struct fc_rsi_s { * structure for PRLI paramater pages, both request & response * see FC-PH-X table 113 & 115 for explanation also FCP table 8 */ -struct fc_prli_params_s{ +struct fc_prli_params_s { u32 reserved:16; #ifdef __BIGENDIAN u32 reserved1:5; @@ -531,7 +572,7 @@ enum { FC_PRLI_ACC_PREDEF_IMG = 0x5, /* predefined image - no prli needed */ }; -struct fc_prli_params_page_s{ +struct fc_prli_params_page_s { u32 type:8; u32 codext:8; #ifdef __BIGENDIAN @@ -551,13 +592,13 @@ struct fc_prli_params_page_s{ u32 origprocas; u32 rspprocas; - struct fc_prli_params_s servparams; + struct fc_prli_params_s servparams; }; /* * PRLI request and accept payload, FC-PH-X tables 112 & 114 */ -struct fc_prli_s{ +struct fc_prli_s { u32 command:8; u32 pglen:8; u32 pagebytes:16; @@ -567,7 +608,7 @@ struct fc_prli_s{ /* * PRLO logout params page */ -struct fc_prlo_params_page_s{ +struct fc_prlo_params_page_s { u32 type:8; u32 type_ext:8; #ifdef __BIGENDIAN @@ -592,17 +633,17 @@ struct fc_prlo_params_page_s{ /* * PRLO els command payload */ -struct fc_prlo_s{ - u32 command:8; - u32 page_len:8; - u32 payload_len:16; - struct fc_prlo_params_page_s prlo_params[1]; +struct fc_prlo_s { + u32 command:8; + u32 page_len:8; + u32 payload_len:16; + struct fc_prlo_params_page_s prlo_params[1]; }; /* * PRLO Logout response parameter page */ -struct fc_prlo_acc_params_page_s{ +struct fc_prlo_acc_params_page_s { u32 type:8; u32 type_ext:8; @@ -628,7 +669,7 @@ struct fc_prlo_acc_params_page_s{ /* * PRLO els command ACC payload */ -struct fc_prlo_acc_s{ +struct fc_prlo_acc_s { u32 command:8; u32 page_len:8; u32 payload_len:16; @@ -650,7 +691,7 @@ enum { FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE = 0x01 }; -struct fc_scr_s{ +struct fc_scr_s { u32 command:8; u32 res:24; u32 vu_reg_func:8; /* Vendor Unique Registrations */ @@ -674,7 +715,7 @@ enum { * LS_RJT els reply payload */ struct fc_ls_rjt_s { - struct fc_els_cmd_s els_cmd; /* ELS command code */ + struct fc_els_cmd_s els_cmd; /* ELS command code */ u32 res1:8; u32 reason_code:8; /* Reason code for reject */ u32 reason_code_expl:8; /* Reason code explanation */ @@ -722,8 +763,8 @@ enum { /* * RRQ els command payload */ -struct fc_rrq_s{ - struct fc_els_cmd_s els_cmd; /* ELS command code */ +struct fc_rrq_s { + struct fc_els_cmd_s els_cmd; /* ELS command code */ u32 res1:8; u32 s_id:24; /* exchange originator S_ID */ @@ -736,7 +777,7 @@ struct fc_rrq_s{ /* * ABTS BA_ACC reply payload */ -struct fc_ba_acc_s{ +struct fc_ba_acc_s { u32 seq_id_valid:8; /* set to 0x00 for Abort Exchange */ u32 seq_id:8; /* invalid for Abort Exchange */ u32 res2:16; @@ -749,7 +790,7 @@ struct fc_ba_acc_s{ /* * ABTS BA_RJT reject payload */ -struct fc_ba_rjt_s{ +struct fc_ba_rjt_s { u32 res1:8; /* Reserved */ u32 reason_code:8; /* reason code for reject */ u32 reason_expl:8; /* reason code explanation */ @@ -759,9 +800,9 @@ struct fc_ba_rjt_s{ /* * TPRLO logout parameter page */ -struct fc_tprlo_params_page_s{ - u32 type:8; - u32 type_ext:8; +struct fc_tprlo_params_page_s { +u32 type:8; +u32 type_ext:8; #ifdef __BIGENDIAN u32 opa_valid:1; @@ -787,7 +828,7 @@ struct fc_tprlo_params_page_s{ /* * TPRLO ELS command payload */ -struct fc_tprlo_s{ +struct fc_tprlo_s { u32 command:8; u32 page_len:8; u32 payload_len:16; @@ -795,7 +836,7 @@ struct fc_tprlo_s{ struct fc_tprlo_params_page_s tprlo_params[1]; }; -enum fc_tprlo_type{ +enum fc_tprlo_type { FC_GLOBAL_LOGO = 1, FC_TPR_LOGO }; @@ -803,7 +844,7 @@ enum fc_tprlo_type{ /* * TPRLO els command ACC payload */ -struct fc_tprlo_acc_s{ +struct fc_tprlo_acc_s { u32 command:8; u32 page_len:8; u32 payload_len:16; @@ -815,21 +856,21 @@ struct fc_tprlo_acc_s{ */ #define FC_RSCN_PGLEN 0x4 -enum fc_rscn_format{ +enum fc_rscn_format { FC_RSCN_FORMAT_PORTID = 0x0, FC_RSCN_FORMAT_AREA = 0x1, FC_RSCN_FORMAT_DOMAIN = 0x2, FC_RSCN_FORMAT_FABRIC = 0x3, }; -struct fc_rscn_event_s{ +struct fc_rscn_event_s { u32 format:2; u32 qualifier:4; u32 resvd:2; u32 portid:24; }; -struct fc_rscn_pl_s{ +struct fc_rscn_pl_s { u8 command; u8 pagelen; u16 payldlen; @@ -840,18 +881,18 @@ struct fc_rscn_pl_s{ * ECHO els command req payload */ struct fc_echo_s { - struct fc_els_cmd_s els_cmd; + struct fc_els_cmd_s els_cmd; }; /* * RNID els command */ -#define RNID_NODEID_DATA_FORMAT_COMMON 0x00 -#define RNID_NODEID_DATA_FORMAT_FCP3 0x08 -#define RNID_NODEID_DATA_FORMAT_DISCOVERY 0xDF +#define RNID_NODEID_DATA_FORMAT_COMMON 0x00 +#define RNID_NODEID_DATA_FORMAT_FCP3 0x08 +#define RNID_NODEID_DATA_FORMAT_DISCOVERY 0xDF -#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001 +#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001 #define RNID_ASSOCIATED_TYPE_OTHER 0x00000002 #define RNID_ASSOCIATED_TYPE_HUB 0x00000003 #define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004 @@ -868,8 +909,8 @@ struct fc_echo_s { /* * RNID els command payload */ -struct fc_rnid_cmd_s{ - struct fc_els_cmd_s els_cmd; +struct fc_rnid_cmd_s { + struct fc_els_cmd_s els_cmd; u32 node_id_data_format:8; u32 reserved:24; }; @@ -878,12 +919,12 @@ struct fc_rnid_cmd_s{ * RNID els response payload */ -struct fc_rnid_common_id_data_s{ +struct fc_rnid_common_id_data_s { wwn_t port_name; wwn_t node_name; }; -struct fc_rnid_general_topology_data_s{ +struct fc_rnid_general_topology_data_s { u32 vendor_unique[4]; u32 asso_type; u32 phy_port_num; @@ -896,8 +937,8 @@ struct fc_rnid_general_topology_data_s{ u32 vendor_specific:16; }; -struct fc_rnid_acc_s{ - struct fc_els_cmd_s els_cmd; +struct fc_rnid_acc_s { + struct fc_els_cmd_s els_cmd; u32 node_id_data_format:8; u32 common_id_data_length:8; u32 reserved:8; @@ -920,7 +961,7 @@ struct fc_rnid_acc_s{ #define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003 #define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF -enum fc_rpsc_speed_cap{ +enum fc_rpsc_speed_cap { RPSC_SPEED_CAP_1G = 0x8000, RPSC_SPEED_CAP_2G = 0x4000, RPSC_SPEED_CAP_4G = 0x2000, @@ -931,7 +972,7 @@ enum fc_rpsc_speed_cap{ RPSC_SPEED_CAP_UNKNOWN = 0x0001, }; -enum fc_rpsc_op_speed_s{ +enum fc_rpsc_op_speed { RPSC_OP_SPEED_1G = 0x8000, RPSC_OP_SPEED_2G = 0x4000, RPSC_OP_SPEED_4G = 0x2000, @@ -942,24 +983,24 @@ enum fc_rpsc_op_speed_s{ RPSC_OP_SPEED_NOT_EST = 0x0001, /*! speed not established */ }; -struct fc_rpsc_speed_info_s{ - u16 port_speed_cap; /*! see fc_rpsc_speed_cap_t */ - u16 port_op_speed; /*! see fc_rpsc_op_speed_t */ +struct fc_rpsc_speed_info_s { + u16 port_speed_cap; /*! see enum fc_rpsc_speed_cap */ + u16 port_op_speed; /*! see enum fc_rpsc_op_speed */ }; -enum link_e2e_beacon_subcmd{ +enum link_e2e_beacon_subcmd { LINK_E2E_BEACON_ON = 1, LINK_E2E_BEACON_OFF = 2 }; -enum beacon_type{ +enum beacon_type { BEACON_TYPE_NORMAL = 1, /*! Normal Beaconing. Green */ BEACON_TYPE_WARN = 2, /*! Warning Beaconing. Yellow/Amber */ BEACON_TYPE_CRITICAL = 3 /*! Critical Beaconing. Red */ }; struct link_e2e_beacon_param_s { - u8 beacon_type; /* Beacon Type. See beacon_type_t */ + u8 beacon_type; /* Beacon Type. See enum beacon_type */ u8 beacon_frequency; /* Beacon frequency. Number of blinks * per 10 seconds @@ -978,12 +1019,13 @@ struct link_e2e_beacon_param_s { }; /* - * Link E2E beacon request/good response format. For LS_RJTs use fc_ls_rjt_t + * Link E2E beacon request/good response format. + * For LS_RJTs use struct fc_ls_rjt_s */ -struct link_e2e_beacon_req_s{ +struct link_e2e_beacon_req_s { u32 ls_code; /*! FC_ELS_E2E_LBEACON in requests * *or FC_ELS_ACC in good replies */ - u32 ls_sub_cmd; /*! See link_e2e_beacon_subcmd_t */ + u32 ls_sub_cmd; /*! See enum link_e2e_beacon_subcmd */ struct link_e2e_beacon_param_s beacon_parm; }; @@ -992,14 +1034,14 @@ struct link_e2e_beacon_req_s{ * all the ports within that domain (TODO - I don't think FOS implements * this...). */ -struct fc_rpsc_cmd_s{ - struct fc_els_cmd_s els_cmd; +struct fc_rpsc_cmd_s { + struct fc_els_cmd_s els_cmd; }; /* * RPSC Acc */ -struct fc_rpsc_acc_s{ +struct fc_rpsc_acc_s { u32 command:8; u32 rsvd:8; u32 num_entries:16; @@ -1012,51 +1054,50 @@ struct fc_rpsc_acc_s{ */ #define FC_BRCD_TOKEN 0x42524344 -struct fc_rpsc2_cmd_s{ - struct fc_els_cmd_s els_cmd; - u32 token; - u16 resvd; - u16 num_pids; /* Number of pids in the request */ +struct fc_rpsc2_cmd_s { + struct fc_els_cmd_s els_cmd; + u32 token; + u16 resvd; + u16 num_pids; /* Number of pids in the request */ struct { u32 rsvd1:8; - u32 pid:24; /* port identifier */ + u32 pid:24; /* port identifier */ } pid_list[1]; }; -enum fc_rpsc2_port_type{ +enum fc_rpsc2_port_type { RPSC2_PORT_TYPE_UNKNOWN = 0, RPSC2_PORT_TYPE_NPORT = 1, RPSC2_PORT_TYPE_NLPORT = 2, RPSC2_PORT_TYPE_NPIV_PORT = 0x5f, RPSC2_PORT_TYPE_NPORT_TRUNK = 0x6f, }; - /* * RPSC2 portInfo entry structure */ -struct fc_rpsc2_port_info_s{ +struct fc_rpsc2_port_info_s { u32 pid; /* PID */ u16 resvd1; u16 index; /* port number / index */ u8 resvd2; - u8 type; /* port type N/NL/... */ + u8 type; /* port type N/NL/... */ u16 speed; /* port Operating Speed */ }; /* * RPSC2 Accept payload */ -struct fc_rpsc2_acc_s{ +struct fc_rpsc2_acc_s { u8 els_cmd; u8 resvd; - u16 num_pids; /* Number of pids in the request */ - struct fc_rpsc2_port_info_s port_info[1]; /* port information */ + u16 num_pids; /* Number of pids in the request */ + struct fc_rpsc2_port_info_s port_info[1]; /* port information */ }; /** * bit fields so that multiple classes can be specified */ -enum fc_cos{ +enum fc_cos { FC_CLASS_2 = 0x04, FC_CLASS_3 = 0x08, FC_CLASS_2_3 = 0x0C, @@ -1065,11 +1106,11 @@ enum fc_cos{ /* * symbolic name */ -struct fc_symname_s{ +struct fc_symname_s { u8 symname[FC_SYMNAME_MAX]; }; -struct fc_alpabm_s{ +struct fc_alpabm_s { u8 alpa_bm[FC_ALPA_MAX / 8]; }; @@ -1094,7 +1135,7 @@ struct fc_alpabm_s{ * Virtual Fabric Tagging header format * @caution This is defined only in BIG ENDIAN format. */ -struct fc_vft_s{ +struct fc_vft_s { u32 r_ctl:8; u32 ver:2; u32 type:4; @@ -1106,6 +1147,770 @@ struct fc_vft_s{ u32 res_c:24; }; -#pragma pack() +/* + * FCP + */ +enum { + FCP_RJT = 0x01000000, /* SRR reject */ + FCP_SRR_ACCEPT = 0x02000000, /* SRR accept */ + FCP_SRR = 0x14000000, /* Sequence Retransmission Request */ +}; + +/* + * SRR FC-4 LS payload + */ +struct fc_srr_s { + u32 ls_cmd; + u32 ox_id:16; /* ox-id */ + u32 rx_id:16; /* rx-id */ + u32 ro; /* relative offset */ + u32 r_ctl:8; /* R_CTL for I.U. */ + u32 res:24; +}; + + +/* + * FCP_CMND definitions + */ +#define FCP_CMND_CDB_LEN 16 +#define FCP_CMND_LUN_LEN 8 + +struct fcp_cmnd_s { + lun_t lun; /* 64-bit LU number */ + u8 crn; /* command reference number */ +#ifdef __BIGENDIAN + u8 resvd:1, + priority:4, /* FCP-3: SAM-3 priority */ + taskattr:3; /* scsi task attribute */ +#else + u8 taskattr:3, /* scsi task attribute */ + priority:4, /* FCP-3: SAM-3 priority */ + resvd:1; +#endif + u8 tm_flags; /* task management flags */ +#ifdef __BIGENDIAN + u8 addl_cdb_len:6, /* additional CDB length words */ + iodir:2; /* read/write FCP_DATA IUs */ +#else + u8 iodir:2, /* read/write FCP_DATA IUs */ + addl_cdb_len:6; /* additional CDB length */ +#endif + scsi_cdb_t cdb; + + /* + * !!! additional cdb bytes follows here!!! + */ + u32 fcp_dl; /* bytes to be transferred */ +}; + +#define fcp_cmnd_cdb_len(_cmnd) ((_cmnd)->addl_cdb_len * 4 + FCP_CMND_CDB_LEN) +#define fcp_cmnd_fcpdl(_cmnd) ((&(_cmnd)->fcp_dl)[(_cmnd)->addl_cdb_len]) +/* + * struct fcp_cmnd_s .iodir field values + */ +enum fcp_iodir { + FCP_IODIR_NONE = 0, + FCP_IODIR_WRITE = 1, + FCP_IODIR_READ = 2, + FCP_IODIR_RW = 3, +}; + +/* + * Task attribute field + */ +enum { + FCP_TASK_ATTR_SIMPLE = 0, + FCP_TASK_ATTR_HOQ = 1, + FCP_TASK_ATTR_ORDERED = 2, + FCP_TASK_ATTR_ACA = 4, + FCP_TASK_ATTR_UNTAGGED = 5, /* obsolete in FCP-3 */ +}; + +/* + * Task management flags field - only one bit shall be set + */ +enum fcp_tm_cmnd { + FCP_TM_ABORT_TASK_SET = BIT(1), + FCP_TM_CLEAR_TASK_SET = BIT(2), + FCP_TM_LUN_RESET = BIT(4), + FCP_TM_TARGET_RESET = BIT(5), /* obsolete in FCP-3 */ + FCP_TM_CLEAR_ACA = BIT(6), +}; + +/* + * FCP_XFER_RDY IU defines + */ +struct fcp_xfer_rdy_s { + u32 data_ro; + u32 burst_len; + u32 reserved; +}; + +/* + * FCP_RSP residue flags + */ +enum fcp_residue { + FCP_NO_RESIDUE = 0, /* no residue */ + FCP_RESID_OVER = 1, /* more data left that was not sent */ + FCP_RESID_UNDER = 2, /* less data than requested */ +}; + +enum { + FCP_RSPINFO_GOOD = 0, + FCP_RSPINFO_DATALEN_MISMATCH = 1, + FCP_RSPINFO_CMND_INVALID = 2, + FCP_RSPINFO_ROLEN_MISMATCH = 3, + FCP_RSPINFO_TM_NOT_SUPP = 4, + FCP_RSPINFO_TM_FAILED = 5, +}; + +struct fcp_rspinfo_s { + u32 res0:24; + u32 rsp_code:8; /* response code (as above) */ + u32 res1; +}; + +struct fcp_resp_s { + u32 reserved[2]; /* 2 words reserved */ + u16 reserved2; +#ifdef __BIGENDIAN + u8 reserved3:3; + u8 fcp_conf_req:1; /* FCP_CONF is requested */ + u8 resid_flags:2; /* underflow/overflow */ + u8 sns_len_valid:1;/* sense len is valid */ + u8 rsp_len_valid:1;/* response len is valid */ +#else + u8 rsp_len_valid:1;/* response len is valid */ + u8 sns_len_valid:1;/* sense len is valid */ + u8 resid_flags:2; /* underflow/overflow */ + u8 fcp_conf_req:1; /* FCP_CONF is requested */ + u8 reserved3:3; #endif + u8 scsi_status; /* one byte SCSI status */ + u32 residue; /* residual data bytes */ + u32 sns_len; /* length od sense info */ + u32 rsp_len; /* length of response info */ +}; + +#define fcp_snslen(__fcprsp) ((__fcprsp)->sns_len_valid ? \ + (__fcprsp)->sns_len : 0) +#define fcp_rsplen(__fcprsp) ((__fcprsp)->rsp_len_valid ? \ + (__fcprsp)->rsp_len : 0) +#define fcp_rspinfo(__fcprsp) ((struct fcp_rspinfo_s *)((__fcprsp) + 1)) +#define fcp_snsinfo(__fcprsp) (((u8 *)fcp_rspinfo(__fcprsp)) + \ + fcp_rsplen(__fcprsp)) + +struct fcp_cmnd_fr_s { + struct fchs_s fchs; + struct fcp_cmnd_s fcp; +}; + +/* + * CT + */ +struct ct_hdr_s { + u32 rev_id:8; /* Revision of the CT */ + u32 in_id:24; /* Initiator Id */ + u32 gs_type:8; /* Generic service Type */ + u32 gs_sub_type:8; /* Generic service sub type */ + u32 options:8; /* options */ + u32 rsvrd:8; /* reserved */ + u32 cmd_rsp_code:16;/* ct command/response code */ + u32 max_res_size:16;/* maximum/residual size */ + u32 frag_id:8; /* fragment ID */ + u32 reason_code:8; /* reason code */ + u32 exp_code:8; /* explanation code */ + u32 vendor_unq:8; /* vendor unique */ +}; + +/* + * defines for the Revision + */ +enum { + CT_GS3_REVISION = 0x01, +}; + +/* + * defines for gs_type + */ +enum { + CT_GSTYPE_KEYSERVICE = 0xF7, + CT_GSTYPE_ALIASSERVICE = 0xF8, + CT_GSTYPE_MGMTSERVICE = 0xFA, + CT_GSTYPE_TIMESERVICE = 0xFB, + CT_GSTYPE_DIRSERVICE = 0xFC, +}; + +/* + * defines for gs_sub_type for gs type directory service + */ +enum { + CT_GSSUBTYPE_NAMESERVER = 0x02, +}; + +/* + * defines for gs_sub_type for gs type management service + */ +enum { + CT_GSSUBTYPE_CFGSERVER = 0x01, + CT_GSSUBTYPE_UNZONED_NS = 0x02, + CT_GSSUBTYPE_ZONESERVER = 0x03, + CT_GSSUBTYPE_LOCKSERVER = 0x04, + CT_GSSUBTYPE_HBA_MGMTSERVER = 0x10, /* for FDMI */ +}; + +/* + * defines for CT response code field + */ +enum { + CT_RSP_REJECT = 0x8001, + CT_RSP_ACCEPT = 0x8002, +}; + +/* + * defintions for CT reason code + */ +enum { + CT_RSN_INV_CMD = 0x01, + CT_RSN_INV_VER = 0x02, + CT_RSN_LOGIC_ERR = 0x03, + CT_RSN_INV_SIZE = 0x04, + CT_RSN_LOGICAL_BUSY = 0x05, + CT_RSN_PROTO_ERR = 0x07, + CT_RSN_UNABLE_TO_PERF = 0x09, + CT_RSN_NOT_SUPP = 0x0B, + CT_RSN_SERVER_NOT_AVBL = 0x0D, + CT_RSN_SESSION_COULD_NOT_BE_ESTBD = 0x0E, + CT_RSN_VENDOR_SPECIFIC = 0xFF, + +}; + +/* + * definitions for explanations code for Name server + */ +enum { + CT_NS_EXP_NOADDITIONAL = 0x00, + CT_NS_EXP_ID_NOT_REG = 0x01, + CT_NS_EXP_PN_NOT_REG = 0x02, + CT_NS_EXP_NN_NOT_REG = 0x03, + CT_NS_EXP_CS_NOT_REG = 0x04, + CT_NS_EXP_IPN_NOT_REG = 0x05, + CT_NS_EXP_IPA_NOT_REG = 0x06, + CT_NS_EXP_FT_NOT_REG = 0x07, + CT_NS_EXP_SPN_NOT_REG = 0x08, + CT_NS_EXP_SNN_NOT_REG = 0x09, + CT_NS_EXP_PT_NOT_REG = 0x0A, + CT_NS_EXP_IPP_NOT_REG = 0x0B, + CT_NS_EXP_FPN_NOT_REG = 0x0C, + CT_NS_EXP_HA_NOT_REG = 0x0D, + CT_NS_EXP_FD_NOT_REG = 0x0E, + CT_NS_EXP_FF_NOT_REG = 0x0F, + CT_NS_EXP_ACCESSDENIED = 0x10, + CT_NS_EXP_UNACCEPTABLE_ID = 0x11, + CT_NS_EXP_DATABASEEMPTY = 0x12, + CT_NS_EXP_NOT_REG_IN_SCOPE = 0x13, + CT_NS_EXP_DOM_ID_NOT_PRESENT = 0x14, + CT_NS_EXP_PORT_NUM_NOT_PRESENT = 0x15, + CT_NS_EXP_NO_DEVICE_ATTACHED = 0x16 +}; + +/* + * defintions for the explanation code for all servers + */ +enum { + CT_EXP_AUTH_EXCEPTION = 0xF1, + CT_EXP_DB_FULL = 0xF2, + CT_EXP_DB_EMPTY = 0xF3, + CT_EXP_PROCESSING_REQ = 0xF4, + CT_EXP_UNABLE_TO_VERIFY_CONN = 0xF5, + CT_EXP_DEVICES_NOT_IN_CMN_ZONE = 0xF6 +}; + +/* + * Command codes for Name server + */ +enum { + GS_GID_PN = 0x0121, /* Get Id on port name */ + GS_GPN_ID = 0x0112, /* Get port name on ID */ + GS_GNN_ID = 0x0113, /* Get node name on ID */ + GS_GID_FT = 0x0171, /* Get Id on FC4 type */ + GS_GSPN_ID = 0x0118, /* Get symbolic PN on ID */ + GS_RFT_ID = 0x0217, /* Register fc4type on ID */ + GS_RSPN_ID = 0x0218, /* Register symbolic PN on ID */ + GS_RPN_ID = 0x0212, /* Register port name */ + GS_RNN_ID = 0x0213, /* Register node name */ + GS_RCS_ID = 0x0214, /* Register class of service */ + GS_RPT_ID = 0x021A, /* Register port type */ + GS_GA_NXT = 0x0100, /* Get all next */ + GS_RFF_ID = 0x021F, /* Register FC4 Feature */ +}; + +struct fcgs_id_req_s{ + u32 rsvd:8; + u32 dap:24; /* port identifier */ +}; +#define fcgs_gpnid_req_t struct fcgs_id_req_s +#define fcgs_gnnid_req_t struct fcgs_id_req_s +#define fcgs_gspnid_req_t struct fcgs_id_req_s + +struct fcgs_gidpn_req_s { + wwn_t port_name; /* port wwn */ +}; + +struct fcgs_gidpn_resp_s { + u32 rsvd:8; + u32 dap:24; /* port identifier */ +}; + +/** + * RFT_ID + */ +struct fcgs_rftid_req_s { + u32 rsvd:8; + u32 dap:24; /* port identifier */ + u32 fc4_type[8]; /* fc4 types */ +}; + +/** + * RFF_ID : Register FC4 features. + */ + +#define FC_GS_FCP_FC4_FEATURE_INITIATOR 0x02 +#define FC_GS_FCP_FC4_FEATURE_TARGET 0x01 + +struct fcgs_rffid_req_s { + u32 rsvd:8; + u32 dap:24; /* port identifier */ + u32 rsvd1:16; + u32 fc4ftr_bits:8; /* fc4 feature bits */ + u32 fc4_type:8; /* corresponding FC4 Type */ +}; + +/** + * GID_FT Request + */ +struct fcgs_gidft_req_s { + u8 reserved; + u8 domain_id; /* domain, 0 - all fabric */ + u8 area_id; /* area, 0 - whole domain */ + u8 fc4_type; /* FC_TYPE_FCP for SCSI devices */ +}; /* GID_FT Request */ + +/** + * GID_FT Response + */ +struct fcgs_gidft_resp_s { + u8 last:1; /* last port identifier flag */ + u8 reserved:7; + u32 pid:24; /* port identifier */ +}; /* GID_FT Response */ + +/** + * RSPN_ID + */ +struct fcgs_rspnid_req_s { + u32 rsvd:8; + u32 dap:24; /* port identifier */ + u8 spn_len; /* symbolic port name length */ + u8 spn[256]; /* symbolic port name */ +}; + +/** + * RPN_ID + */ +struct fcgs_rpnid_req_s { + u32 rsvd:8; + u32 port_id:24; + wwn_t port_name; +}; + +/** + * RNN_ID + */ +struct fcgs_rnnid_req_s { + u32 rsvd:8; + u32 port_id:24; + wwn_t node_name; +}; + +/** + * RCS_ID + */ +struct fcgs_rcsid_req_s { + u32 rsvd:8; + u32 port_id:24; + u32 cos; +}; + +/** + * RPT_ID + */ +struct fcgs_rptid_req_s { + u32 rsvd:8; + u32 port_id:24; + u32 port_type:8; + u32 rsvd1:24; +}; + +/** + * GA_NXT Request + */ +struct fcgs_ganxt_req_s { + u32 rsvd:8; + u32 port_id:24; +}; + +/** + * GA_NXT Response + */ +struct fcgs_ganxt_rsp_s { + u32 port_type:8; /* Port Type */ + u32 port_id:24; /* Port Identifier */ + wwn_t port_name; /* Port Name */ + u8 spn_len; /* Length of Symbolic Port Name */ + char spn[255]; /* Symbolic Port Name */ + wwn_t node_name; /* Node Name */ + u8 snn_len; /* Length of Symbolic Node Name */ + char snn[255]; /* Symbolic Node Name */ + u8 ipa[8]; /* Initial Process Associator */ + u8 ip[16]; /* IP Address */ + u32 cos; /* Class of Service */ + u32 fc4types[8]; /* FC-4 TYPEs */ + wwn_t fabric_port_name; + /* Fabric Port Name */ + u32 rsvd:8; /* Reserved */ + u32 hard_addr:24; /* Hard Address */ +}; + +/* + * Fabric Config Server + */ + +/* + * Command codes for Fabric Configuration Server + */ +enum { + GS_FC_GFN_CMD = 0x0114, /* GS FC Get Fabric Name */ + GS_FC_GMAL_CMD = 0x0116, /* GS FC GMAL */ + GS_FC_TRACE_CMD = 0x0400, /* GS FC Trace Route */ + GS_FC_PING_CMD = 0x0401, /* GS FC Ping */ +}; + +/* + * Source or Destination Port Tags. + */ +enum { + GS_FTRACE_TAG_NPORT_ID = 1, + GS_FTRACE_TAG_NPORT_NAME = 2, +}; + +/* +* Port Value : Could be a Port id or wwn + */ +union fcgs_port_val_u { + u32 nport_id; + wwn_t nport_wwn; +}; + +#define GS_FTRACE_MAX_HOP_COUNT 20 +#define GS_FTRACE_REVISION 1 + +/* + * Ftrace Related Structures. + */ + +/* + * STR (Switch Trace) Reject Reason Codes. From FC-SW. + */ +enum { + GS_FTRACE_STR_CMD_COMPLETED_SUCC = 0, + GS_FTRACE_STR_CMD_NOT_SUPP_IN_NEXT_SWITCH, + GS_FTRACE_STR_NO_RESP_FROM_NEXT_SWITCH, + GS_FTRACE_STR_MAX_HOP_CNT_REACHED, + GS_FTRACE_STR_SRC_PORT_NOT_FOUND, + GS_FTRACE_STR_DST_PORT_NOT_FOUND, + GS_FTRACE_STR_DEVICES_NOT_IN_COMMON_ZONE, + GS_FTRACE_STR_NO_ROUTE_BW_PORTS, + GS_FTRACE_STR_NO_ADDL_EXPLN, + GS_FTRACE_STR_FABRIC_BUSY, + GS_FTRACE_STR_FABRIC_BUILD_IN_PROGRESS, + GS_FTRACE_STR_VENDOR_SPECIFIC_ERR_START = 0xf0, + GS_FTRACE_STR_VENDOR_SPECIFIC_ERR_END = 0xff, +}; + +/* + * Ftrace Request + */ +struct fcgs_ftrace_req_s { + u32 revision; + u16 src_port_tag; /* Source Port tag */ + u16 src_port_len; /* Source Port len */ + union fcgs_port_val_u src_port_val; /* Source Port value */ + u16 dst_port_tag; /* Destination Port tag */ + u16 dst_port_len; /* Destination Port len */ + union fcgs_port_val_u dst_port_val; /* Destination Port value */ + u32 token; + u8 vendor_id[8]; /* T10 Vendor Identifier */ + u8 vendor_info[8]; /* Vendor specific Info */ + u32 max_hop_cnt; /* Max Hop Count */ +}; + +/* + * Path info structure + */ +struct fcgs_ftrace_path_info_s { + wwn_t switch_name; /* Switch WWN */ + u32 domain_id; + wwn_t ingress_port_name; /* Ingress ports wwn */ + u32 ingress_phys_port_num; /* Ingress ports physical port + * number + */ + wwn_t egress_port_name; /* Ingress ports wwn */ + u32 egress_phys_port_num; /* Ingress ports physical port + * number + */ +}; + +/* + * Ftrace Acc Response + */ +struct fcgs_ftrace_resp_s { + u32 revision; + u32 token; + u8 vendor_id[8]; /* T10 Vendor Identifier */ + u8 vendor_info[8]; /* Vendor specific Info */ + u32 str_rej_reason_code; /* STR Reject Reason Code */ + u32 num_path_info_entries; /* No. of path info entries */ + /* + * path info entry/entries. + */ + struct fcgs_ftrace_path_info_s path_info[1]; + +}; + +/* +* Fabric Config Server : FCPing + */ + +/* + * FC Ping Request + */ +struct fcgs_fcping_req_s { + u32 revision; + u16 port_tag; + u16 port_len; /* Port len */ + union fcgs_port_val_u port_val; /* Port value */ + u32 token; +}; + +/* + * FC Ping Response + */ +struct fcgs_fcping_resp_s { + u32 token; +}; + +/* + * Command codes for zone server query. + */ +enum { + ZS_GZME = 0x0124, /* Get zone member extended */ +}; + +/* + * ZS GZME request + */ +#define ZS_GZME_ZNAMELEN 32 +struct zs_gzme_req_s { + u8 znamelen; + u8 rsvd[3]; + u8 zname[ZS_GZME_ZNAMELEN]; +}; + +enum zs_mbr_type { + ZS_MBR_TYPE_PWWN = 1, + ZS_MBR_TYPE_DOMPORT = 2, + ZS_MBR_TYPE_PORTID = 3, + ZS_MBR_TYPE_NWWN = 4, +}; + +struct zs_mbr_wwn_s { + u8 mbr_type; + u8 rsvd[3]; + wwn_t wwn; +}; + +struct zs_query_resp_s { + u32 nmbrs; /* number of zone members */ + struct zs_mbr_wwn_s mbr[1]; +}; + +/* + * GMAL Command ( Get ( interconnect Element) Management Address List) + * To retrieve the IP Address of a Switch. + */ + +#define CT_GMAL_RESP_PREFIX_TELNET "telnet://" +#define CT_GMAL_RESP_PREFIX_HTTP "http://" + +/* GMAL/GFN request */ +struct fcgs_req_s { + wwn_t wwn; /* PWWN/NWWN */ +}; + +#define fcgs_gmal_req_t struct fcgs_req_s +#define fcgs_gfn_req_t struct fcgs_req_s + +/* Accept Response to GMAL */ +struct fcgs_gmal_resp_s { + u32 ms_len; /* Num of entries */ + u8 ms_ma[256]; +}; + +struct fcgs_gmal_entry_s { + u8 len; + u8 prefix[7]; /* like "http://" */ + u8 ip_addr[248]; +}; + +/* + * FDMI + */ +/* + * FDMI Command Codes + */ +#define FDMI_GRHL 0x0100 +#define FDMI_GHAT 0x0101 +#define FDMI_GRPL 0x0102 +#define FDMI_GPAT 0x0110 +#define FDMI_RHBA 0x0200 +#define FDMI_RHAT 0x0201 +#define FDMI_RPRT 0x0210 +#define FDMI_RPA 0x0211 +#define FDMI_DHBA 0x0300 +#define FDMI_DPRT 0x0310 + +/* + * FDMI reason codes + */ +#define FDMI_NO_ADDITIONAL_EXP 0x00 +#define FDMI_HBA_ALREADY_REG 0x10 +#define FDMI_HBA_ATTRIB_NOT_REG 0x11 +#define FDMI_HBA_ATTRIB_MULTIPLE 0x12 +#define FDMI_HBA_ATTRIB_LENGTH_INVALID 0x13 +#define FDMI_HBA_ATTRIB_NOT_PRESENT 0x14 +#define FDMI_PORT_ORIG_NOT_IN_LIST 0x15 +#define FDMI_PORT_HBA_NOT_IN_LIST 0x16 +#define FDMI_PORT_ATTRIB_NOT_REG 0x20 +#define FDMI_PORT_NOT_REG 0x21 +#define FDMI_PORT_ATTRIB_MULTIPLE 0x22 +#define FDMI_PORT_ATTRIB_LENGTH_INVALID 0x23 +#define FDMI_PORT_ALREADY_REGISTEREED 0x24 + +/* + * FDMI Transmission Speed Mask values + */ +#define FDMI_TRANS_SPEED_1G 0x00000001 +#define FDMI_TRANS_SPEED_2G 0x00000002 +#define FDMI_TRANS_SPEED_10G 0x00000004 +#define FDMI_TRANS_SPEED_4G 0x00000008 +#define FDMI_TRANS_SPEED_8G 0x00000010 +#define FDMI_TRANS_SPEED_16G 0x00000020 +#define FDMI_TRANS_SPEED_UNKNOWN 0x00008000 + +/* + * FDMI HBA attribute types + */ +enum fdmi_hba_attribute_type { + FDMI_HBA_ATTRIB_NODENAME = 1, /* 0x0001 */ + FDMI_HBA_ATTRIB_MANUFACTURER, /* 0x0002 */ + FDMI_HBA_ATTRIB_SERIALNUM, /* 0x0003 */ + FDMI_HBA_ATTRIB_MODEL, /* 0x0004 */ + FDMI_HBA_ATTRIB_MODEL_DESC, /* 0x0005 */ + FDMI_HBA_ATTRIB_HW_VERSION, /* 0x0006 */ + FDMI_HBA_ATTRIB_DRIVER_VERSION, /* 0x0007 */ + FDMI_HBA_ATTRIB_ROM_VERSION, /* 0x0008 */ + FDMI_HBA_ATTRIB_FW_VERSION, /* 0x0009 */ + FDMI_HBA_ATTRIB_OS_NAME, /* 0x000A */ + FDMI_HBA_ATTRIB_MAX_CT, /* 0x000B */ + + FDMI_HBA_ATTRIB_MAX_TYPE +}; + +/* + * FDMI Port attribute types + */ +enum fdmi_port_attribute_type { + FDMI_PORT_ATTRIB_FC4_TYPES = 1, /* 0x0001 */ + FDMI_PORT_ATTRIB_SUPP_SPEED, /* 0x0002 */ + FDMI_PORT_ATTRIB_PORT_SPEED, /* 0x0003 */ + FDMI_PORT_ATTRIB_FRAME_SIZE, /* 0x0004 */ + FDMI_PORT_ATTRIB_DEV_NAME, /* 0x0005 */ + FDMI_PORT_ATTRIB_HOST_NAME, /* 0x0006 */ + + FDMI_PORT_ATTR_MAX_TYPE +}; + +/* + * FDMI attribute + */ +struct fdmi_attr_s { + u16 type; + u16 len; + u8 value[1]; +}; + +/* + * HBA Attribute Block + */ +struct fdmi_hba_attr_s { + u32 attr_count; /* # of attributes */ + struct fdmi_attr_s hba_attr; /* n attributes */ +}; + +/* + * Registered Port List + */ +struct fdmi_port_list_s { + u32 num_ports; /* number Of Port Entries */ + wwn_t port_entry; /* one or more */ +}; + +/* + * Port Attribute Block + */ +struct fdmi_port_attr_s { + u32 attr_count; /* # of attributes */ + struct fdmi_attr_s port_attr; /* n attributes */ +}; + +/* + * FDMI Register HBA Attributes + */ +struct fdmi_rhba_s { + wwn_t hba_id; /* HBA Identifier */ + struct fdmi_port_list_s port_list; /* Registered Port List */ + struct fdmi_hba_attr_s hba_attr_blk; /* HBA attribute block */ +}; + +/* + * FDMI Register Port + */ +struct fdmi_rprt_s { + wwn_t hba_id; /* HBA Identifier */ + wwn_t port_name; /* Port wwn */ + struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */ +}; + +/* + * FDMI Register Port Attributes + */ +struct fdmi_rpa_s { + wwn_t port_name; /* port wwn */ + struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */ +}; + +#pragma pack() + +#endif /* __BFA_FC_H__ */ diff --git a/drivers/scsi/bfa/fcbuild.c b/drivers/scsi/bfa/bfa_fcbuild.c index fee5456451c..b7d2657ca82 100644 --- a/drivers/scsi/bfa/fcbuild.c +++ b/drivers/scsi/bfa/bfa_fcbuild.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -18,25 +18,25 @@ * fcbuild.c - FC link service frame building and parsing routines */ -#include <bfa_os_inc.h> -#include "fcbuild.h" +#include "bfa_os_inc.h" +#include "bfa_fcbuild.h" /* * static build functions */ -static void fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id); -static void fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id); -static struct fchs_s fc_els_req_tmpl; -static struct fchs_s fc_els_rsp_tmpl; -static struct fchs_s fc_bls_req_tmpl; -static struct fchs_s fc_bls_rsp_tmpl; +static void fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, + u16 ox_id); +static void fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, + u16 ox_id); +static struct fchs_s fc_els_req_tmpl; +static struct fchs_s fc_els_rsp_tmpl; +static struct fchs_s fc_bls_req_tmpl; +static struct fchs_s fc_bls_rsp_tmpl; static struct fc_ba_acc_s ba_acc_tmpl; static struct fc_logi_s plogi_tmpl; static struct fc_prli_s prli_tmpl; static struct fc_rrq_s rrq_tmpl; -static struct fchs_s fcp_fchs_tmpl; +static struct fchs_s fcp_fchs_tmpl; void fcbuild_init(void) @@ -123,7 +123,7 @@ fcbuild_init(void) rrq_tmpl.els_cmd.els_code = FC_ELS_RRQ; /* - * fcp_fchs_tmpl + * fcp_struct fchs_s mpl */ fcp_fchs_tmpl.routing = FC_RTG_FC4_DEV_DATA; fcp_fchs_tmpl.cat_info = FC_CAT_UNSOLICIT_CMD; @@ -135,8 +135,7 @@ fcbuild_init(void) } static void -fc_gs_fchdr_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u32 ox_id) +fc_gs_fchdr_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u32 ox_id) { bfa_os_memset(fchs, 0, sizeof(struct fchs_s)); @@ -158,8 +157,7 @@ fc_gs_fchdr_build(struct fchs_s *fchs, u32 d_id, u32 s_id, } void -fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id) +fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id) { bfa_os_memcpy(fchs, &fc_els_req_tmpl, sizeof(struct fchs_s)); fchs->d_id = (d_id); @@ -168,8 +166,7 @@ fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id, } static void -fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id) +fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id) { bfa_os_memcpy(fchs, &fc_els_rsp_tmpl, sizeof(struct fchs_s)); fchs->d_id = d_id; @@ -180,8 +177,8 @@ fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, enum fc_parse_status fc_els_rsp_parse(struct fchs_s *fchs, int len) { - struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); - struct fc_ls_rjt_s *ls_rjt = (struct fc_ls_rjt_s *) els_cmd; + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + struct fc_ls_rjt_s *ls_rjt = (struct fc_ls_rjt_s *) els_cmd; len = len; @@ -199,8 +196,7 @@ fc_els_rsp_parse(struct fchs_s *fchs, int len) } static void -fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id) +fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id) { bfa_os_memcpy(fchs, &fc_bls_rsp_tmpl, sizeof(struct fchs_s)); fchs->d_id = d_id; @@ -213,7 +209,7 @@ fc_plogi_x_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, u16 ox_id, wwn_t port_name, wwn_t node_name, u16 pdu_size, u8 els_code) { - struct fc_logi_s *plogi = (struct fc_logi_s *) (pld); + struct fc_logi_s *plogi = (struct fc_logi_s *) (pld); bfa_os_memcpy(plogi, &plogi_tmpl, sizeof(struct fc_logi_s)); @@ -233,12 +229,11 @@ fc_plogi_x_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, u16 fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id, - u16 ox_id, wwn_t port_name, wwn_t node_name, - u16 pdu_size, u8 set_npiv, u8 set_auth, - u16 local_bb_credits) + u16 ox_id, wwn_t port_name, wwn_t node_name, u16 pdu_size, + u8 set_npiv, u8 set_auth, u16 local_bb_credits) { u32 d_id = bfa_os_hton3b(FC_FABRIC_PORT); - u32 *vvl_info; + u32 *vvl_info; bfa_os_memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s)); @@ -292,8 +287,7 @@ fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id, u16 fc_fdisc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id, - u16 ox_id, wwn_t port_name, wwn_t node_name, - u16 pdu_size) + u16 ox_id, wwn_t port_name, wwn_t node_name, u16 pdu_size) { u32 d_id = bfa_os_hton3b(FC_FABRIC_PORT); @@ -330,9 +324,9 @@ fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, enum fc_parse_status fc_plogi_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name) { - struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); - struct fc_logi_s *plogi; - struct fc_ls_rjt_s *ls_rjt; + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + struct fc_logi_s *plogi; + struct fc_ls_rjt_s *ls_rjt; switch (els_cmd->els_code) { case FC_ELS_LS_RJT: @@ -364,7 +358,7 @@ fc_plogi_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name) enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs) { - struct fc_logi_s *plogi = (struct fc_logi_s *) (fchs + 1); + struct fc_logi_s *plogi = (struct fc_logi_s *) (fchs + 1); if (plogi->class3.class_valid != 1) return FC_PARSE_FAILURE; @@ -381,7 +375,7 @@ u16 fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, u16 ox_id) { - struct fc_prli_s *prli = (struct fc_prli_s *) (pld); + struct fc_prli_s *prli = (struct fc_prli_s *) (pld); fc_els_req_build(fchs, d_id, s_id, ox_id); bfa_os_memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s)); @@ -398,19 +392,16 @@ fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, u16 fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, - u16 ox_id, enum bfa_port_role role) + u16 ox_id, enum bfa_lport_role role) { - struct fc_prli_s *prli = (struct fc_prli_s *) (pld); + struct fc_prli_s *prli = (struct fc_prli_s *) (pld); fc_els_rsp_build(fchs, d_id, s_id, ox_id); bfa_os_memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s)); prli->command = FC_ELS_ACC; - if ((role & BFA_PORT_ROLE_FCP_TM) == BFA_PORT_ROLE_FCP_TM) - prli->parampage.servparams.target = 1; - else - prli->parampage.servparams.initiator = 1; + prli->parampage.servparams.initiator = 1; prli->parampage.rspcode = FC_PRLI_ACC_XQTD; @@ -452,12 +443,12 @@ fc_prli_parse(struct fc_prli_s *prli) } u16 -fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id, - u32 s_id, u16 ox_id, wwn_t port_name) +fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id, u32 s_id, + u16 ox_id, wwn_t port_name) { fc_els_req_build(fchs, d_id, s_id, ox_id); - memset(logo, '\0', sizeof(struct fc_logo_s)); + bfa_os_memset(logo, '\0', sizeof(struct fc_logo_s)); logo->els_cmd.els_code = FC_ELS_LOGO; logo->nport_id = (s_id); logo->orig_port_name = port_name; @@ -470,7 +461,7 @@ fc_adisc_x_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id, u32 s_id, u16 ox_id, wwn_t port_name, wwn_t node_name, u8 els_code) { - memset(adisc, '\0', sizeof(struct fc_adisc_s)); + bfa_os_memset(adisc, '\0', sizeof(struct fc_adisc_s)); adisc->els_cmd.els_code = els_code; @@ -489,8 +480,7 @@ fc_adisc_x_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id, u16 fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id, - u32 s_id, u16 ox_id, wwn_t port_name, - wwn_t node_name) + u32 s_id, u16 ox_id, wwn_t port_name, wwn_t node_name) { return fc_adisc_x_build(fchs, adisc, d_id, s_id, ox_id, port_name, node_name, FC_ELS_ADISC); @@ -523,10 +513,10 @@ fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len, wwn_t port_name, } enum fc_parse_status -fc_adisc_parse(struct fchs_s *fchs, void *pld, u32 host_dap, - wwn_t node_name, wwn_t port_name) +fc_adisc_parse(struct fchs_s *fchs, void *pld, u32 host_dap, wwn_t node_name, + wwn_t port_name) { - struct fc_adisc_s *adisc = (struct fc_adisc_s *) pld; + struct fc_adisc_s *adisc = (struct fc_adisc_s *) pld; if (adisc->els_cmd.els_code != FC_ELS_ACC) return FC_PARSE_FAILURE; @@ -542,13 +532,13 @@ fc_adisc_parse(struct fchs_s *fchs, void *pld, u32 host_dap, enum fc_parse_status fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name, wwn_t port_name) { - struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1); + struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1); if (pdisc->class3.class_valid != 1) return FC_PARSE_FAILURE; if ((bfa_os_ntohs(pdisc->class3.rxsz) < - (FC_MIN_PDUSZ - sizeof(struct fchs_s))) + (FC_MIN_PDUSZ - sizeof(struct fchs_s))) || (pdisc->class3.rxsz == 0)) return FC_PARSE_FAILURE; @@ -584,8 +574,8 @@ fc_abts_rsp_parse(struct fchs_s *fchs, int len) } u16 -fc_rrq_build(struct fchs_s *fchs, struct fc_rrq_s *rrq, u32 d_id, - u32 s_id, u16 ox_id, u16 rrq_oxid) +fc_rrq_build(struct fchs_s *fchs, struct fc_rrq_s *rrq, u32 d_id, u32 s_id, + u16 ox_id, u16 rrq_oxid) { fc_els_req_build(fchs, d_id, s_id, ox_id); @@ -604,11 +594,11 @@ u16 fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id, u16 ox_id) { - struct fc_els_cmd_s *acc = pld; + struct fc_els_cmd_s *acc = pld; fc_els_rsp_build(fchs, d_id, s_id, ox_id); - memset(acc, 0, sizeof(struct fc_els_cmd_s)); + bfa_os_memset(acc, 0, sizeof(struct fc_els_cmd_s)); acc->els_code = FC_ELS_ACC; return sizeof(struct fc_els_cmd_s); @@ -620,7 +610,7 @@ fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt, u32 d_id, u8 reason_code_expl) { fc_els_rsp_build(fchs, d_id, s_id, ox_id); - memset(ls_rjt, 0, sizeof(struct fc_ls_rjt_s)); + bfa_os_memset(ls_rjt, 0, sizeof(struct fc_ls_rjt_s)); ls_rjt->els_cmd.els_code = FC_ELS_LS_RJT; ls_rjt->reason_code = reason_code; @@ -647,11 +637,11 @@ fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id, } u16 -fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd, - u32 d_id, u32 s_id, u16 ox_id) +fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd, u32 d_id, + u32 s_id, u16 ox_id) { fc_els_rsp_build(fchs, d_id, s_id, ox_id); - memset(els_cmd, 0, sizeof(struct fc_els_cmd_s)); + bfa_os_memset(els_cmd, 0, sizeof(struct fc_els_cmd_s)); els_cmd->els_code = FC_ELS_ACC; return sizeof(struct fc_els_cmd_s); @@ -661,8 +651,8 @@ int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code) { int num_pages = 0; - struct fc_prlo_s *prlo; - struct fc_tprlo_s *tprlo; + struct fc_prlo_s *prlo; + struct fc_tprlo_s *tprlo; if (els_code == FC_ELS_PRLO) { prlo = (struct fc_prlo_s *) (fc_frame + 1); @@ -676,14 +666,13 @@ fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code) u16 fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc, - u32 d_id, u32 s_id, u16 ox_id, - int num_pages) + u32 d_id, u32 s_id, u16 ox_id, int num_pages) { int page; fc_els_rsp_build(fchs, d_id, s_id, ox_id); - memset(tprlo_acc, 0, (num_pages * 16) + 4); + bfa_os_memset(tprlo_acc, 0, (num_pages * 16) + 4); tprlo_acc->command = FC_ELS_ACC; tprlo_acc->page_len = 0x10; @@ -700,15 +689,14 @@ fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc, } u16 -fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc, - u32 d_id, u32 s_id, u16 ox_id, - int num_pages) +fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc, u32 d_id, + u32 s_id, u16 ox_id, int num_pages) { int page; fc_els_rsp_build(fchs, d_id, s_id, ox_id); - memset(prlo_acc, 0, (num_pages * 16) + 4); + bfa_os_memset(prlo_acc, 0, (num_pages * 16) + 4); prlo_acc->command = FC_ELS_ACC; prlo_acc->page_len = 0x10; prlo_acc->payload_len = bfa_os_htons((num_pages * 16) + 4); @@ -726,11 +714,11 @@ fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc, u16 fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid, u32 d_id, - u32 s_id, u16 ox_id, u32 data_format) + u32 s_id, u16 ox_id, u32 data_format) { fc_els_req_build(fchs, d_id, s_id, ox_id); - memset(rnid, 0, sizeof(struct fc_rnid_cmd_s)); + bfa_os_memset(rnid, 0, sizeof(struct fc_rnid_cmd_s)); rnid->els_cmd.els_code = FC_ELS_RNID; rnid->node_id_data_format = data_format; @@ -739,13 +727,12 @@ fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid, u32 d_id, } u16 -fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc, - u32 d_id, u32 s_id, u16 ox_id, - u32 data_format, - struct fc_rnid_common_id_data_s *common_id_data, - struct fc_rnid_general_topology_data_s *gen_topo_data) +fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc, u32 d_id, + u32 s_id, u16 ox_id, u32 data_format, + struct fc_rnid_common_id_data_s *common_id_data, + struct fc_rnid_general_topology_data_s *gen_topo_data) { - memset(rnid_acc, 0, sizeof(struct fc_rnid_acc_s)); + bfa_os_memset(rnid_acc, 0, sizeof(struct fc_rnid_acc_s)); fc_els_rsp_build(fchs, d_id, s_id, ox_id); @@ -769,27 +756,26 @@ fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc, u16 fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc, u32 d_id, - u32 s_id, u16 ox_id) + u32 s_id, u16 ox_id) { fc_els_req_build(fchs, d_id, s_id, ox_id); - memset(rpsc, 0, sizeof(struct fc_rpsc_cmd_s)); + bfa_os_memset(rpsc, 0, sizeof(struct fc_rpsc_cmd_s)); rpsc->els_cmd.els_code = FC_ELS_RPSC; return sizeof(struct fc_rpsc_cmd_s); } u16 -fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rpsc2, - u32 d_id, u32 s_id, u32 *pid_list, - u16 npids) +fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rpsc2, u32 d_id, + u32 s_id, u32 *pid_list, u16 npids) { u32 dctlr_id = FC_DOMAIN_CTRLR(bfa_os_hton3b(d_id)); int i = 0; fc_els_req_build(fchs, bfa_os_hton3b(dctlr_id), s_id, 0); - memset(rpsc2, 0, sizeof(struct fc_rpsc2_cmd_s)); + bfa_os_memset(rpsc2, 0, sizeof(struct fc_rpsc2_cmd_s)); rpsc2->els_cmd.els_code = FC_ELS_RPSC; rpsc2->token = bfa_os_htonl(FC_BRCD_TOKEN); @@ -797,16 +783,15 @@ fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rpsc2, for (i = 0; i < npids; i++) rpsc2->pid_list[i].pid = pid_list[i]; - return sizeof(struct fc_rpsc2_cmd_s) + ((npids - 1) * - (sizeof(u32))); + return sizeof(struct fc_rpsc2_cmd_s) + ((npids - 1) * (sizeof(u32))); } u16 fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc, - u32 d_id, u32 s_id, u16 ox_id, - struct fc_rpsc_speed_info_s *oper_speed) + u32 d_id, u32 s_id, u16 ox_id, + struct fc_rpsc_speed_info_s *oper_speed) { - memset(rpsc_acc, 0, sizeof(struct fc_rpsc_acc_s)); + bfa_os_memset(rpsc_acc, 0, sizeof(struct fc_rpsc_acc_s)); fc_els_rsp_build(fchs, d_id, s_id, ox_id); @@ -820,7 +805,6 @@ fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc, bfa_os_htons(oper_speed->port_op_speed); return sizeof(struct fc_rpsc_acc_s); - } /* @@ -831,7 +815,7 @@ fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc, u16 fc_logo_rsp_parse(struct fchs_s *fchs, int len) { - struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); len = len; if (els_cmd->els_code != FC_ELS_ACC) @@ -841,11 +825,10 @@ fc_logo_rsp_parse(struct fchs_s *fchs, int len) } u16 -fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id, wwn_t port_name, wwn_t node_name, - u16 pdu_size) +fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id, + wwn_t port_name, wwn_t node_name, u16 pdu_size) { - struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1); + struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1); bfa_os_memcpy(pdisc, &plogi_tmpl, sizeof(struct fc_logi_s)); @@ -862,7 +845,7 @@ fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name) { - struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1); + struct fc_logi_s *pdisc = (struct fc_logi_s *) (fchs + 1); if (len < sizeof(struct fc_logi_s)) return FC_PARSE_LEN_INVAL; @@ -886,11 +869,11 @@ u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id, int num_pages) { - struct fc_prlo_s *prlo = (struct fc_prlo_s *) (fchs + 1); + struct fc_prlo_s *prlo = (struct fc_prlo_s *) (fchs + 1); int page; fc_els_req_build(fchs, d_id, s_id, ox_id); - memset(prlo, 0, (num_pages * 16) + 4); + bfa_os_memset(prlo, 0, (num_pages * 16) + 4); prlo->command = FC_ELS_PRLO; prlo->page_len = 0x10; prlo->payload_len = bfa_os_htons((num_pages * 16) + 4); @@ -909,7 +892,7 @@ fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id, u16 fc_prlo_rsp_parse(struct fchs_s *fchs, int len) { - struct fc_prlo_acc_s *prlo = (struct fc_prlo_acc_s *) (fchs + 1); + struct fc_prlo_acc_s *prlo = (struct fc_prlo_acc_s *) (fchs + 1); int num_pages = 0; int page = 0; @@ -941,15 +924,14 @@ fc_prlo_rsp_parse(struct fchs_s *fchs, int len) } u16 -fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id, int num_pages, - enum fc_tprlo_type tprlo_type, u32 tpr_id) +fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id, + int num_pages, enum fc_tprlo_type tprlo_type, u32 tpr_id) { - struct fc_tprlo_s *tprlo = (struct fc_tprlo_s *) (fchs + 1); + struct fc_tprlo_s *tprlo = (struct fc_tprlo_s *) (fchs + 1); int page; fc_els_req_build(fchs, d_id, s_id, ox_id); - memset(tprlo, 0, (num_pages * 16) + 4); + bfa_os_memset(tprlo, 0, (num_pages * 16) + 4); tprlo->command = FC_ELS_TPRLO; tprlo->page_len = 0x10; tprlo->payload_len = bfa_os_htons((num_pages * 16) + 4); @@ -1003,7 +985,7 @@ fc_tprlo_rsp_parse(struct fchs_s *fchs, int len) enum fc_parse_status fc_rrq_rsp_parse(struct fchs_s *fchs, int len) { - struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); len = len; if (els_cmd->els_code != FC_ELS_ACC) @@ -1013,11 +995,10 @@ fc_rrq_rsp_parse(struct fchs_s *fchs, int len) } u16 -fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id, u32 reason_code, - u32 reason_expl) +fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id, + u32 reason_code, u32 reason_expl) { - struct fc_ba_rjt_s *ba_rjt = (struct fc_ba_rjt_s *) (fchs + 1); + struct fc_ba_rjt_s *ba_rjt = (struct fc_ba_rjt_s *) (fchs + 1); fc_bls_rsp_build(fchs, d_id, s_id, ox_id); @@ -1062,10 +1043,8 @@ u16 fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, wwn_t port_name) { - - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; - struct fcgs_gidpn_req_s *gidpn = - (struct fcgs_gidpn_req_s *) (cthdr + 1); + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_gidpn_req_s *gidpn = (struct fcgs_gidpn_req_s *)(cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, ox_id); @@ -1080,8 +1059,7 @@ u16 fc_gpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, u32 port_id) { - - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; fcgs_gpnid_req_t *gpnid = (fcgs_gpnid_req_t *) (cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); @@ -1097,8 +1075,7 @@ u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, u32 port_id) { - - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; fcgs_gnnid_req_t *gnnid = (fcgs_gnnid_req_t *) (cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); @@ -1124,8 +1101,8 @@ fc_ct_rsp_parse(struct ct_hdr_s *cthdr) } u16 -fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr, u8 set_br_reg, - u32 s_id, u16 ox_id) +fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr, + u8 set_br_reg, u32 s_id, u16 ox_id) { u32 d_id = bfa_os_hton3b(FC_FABRIC_CONTROLLER); @@ -1141,8 +1118,8 @@ fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr, u8 set_br_reg, } u16 -fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, u32 s_id, - u16 ox_id) +fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, + u32 s_id, u16 ox_id) { u32 d_id = bfa_os_hton3b(FC_FABRIC_CONTROLLER); u16 payldlen; @@ -1162,11 +1139,10 @@ fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, u32 s_id, u16 fc_rftid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, - enum bfa_port_role roles) + enum bfa_lport_role roles) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; - struct fcgs_rftid_req_s *rftid = - (struct fcgs_rftid_req_s *) (cthdr + 1); + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rftid_req_s *rftid = (struct fcgs_rftid_req_s *)(cthdr + 1); u32 type_value, d_id = bfa_os_hton3b(FC_NAME_SERVER); u8 index; @@ -1182,23 +1158,15 @@ fc_rftid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, type_value = 1 << (FC_TYPE_FCP % 32); rftid->fc4_type[index] = bfa_os_htonl(type_value); - if (roles & BFA_PORT_ROLE_FCP_IPFC) { - index = FC_TYPE_IP >> 5; - type_value = 1 << (FC_TYPE_IP % 32); - rftid->fc4_type[index] |= bfa_os_htonl(type_value); - } - return sizeof(struct fcgs_rftid_req_s) + sizeof(struct ct_hdr_s); } u16 -fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id, - u16 ox_id, u8 *fc4_bitmap, - u32 bitmap_size) +fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, + u8 *fc4_bitmap, u32 bitmap_size) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; - struct fcgs_rftid_req_s *rftid = - (struct fcgs_rftid_req_s *) (cthdr + 1); + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rftid_req_s *rftid = (struct fcgs_rftid_req_s *)(cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, ox_id); @@ -1208,7 +1176,7 @@ fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id, rftid->dap = s_id; bfa_os_memcpy((void *)rftid->fc4_type, (void *)fc4_bitmap, - (bitmap_size < 32 ? bitmap_size : 32)); + (bitmap_size < 32 ? bitmap_size : 32)); return sizeof(struct fcgs_rftid_req_s) + sizeof(struct ct_hdr_s); } @@ -1217,9 +1185,8 @@ u16 fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, u8 fc4_type, u8 fc4_ftrs) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; - struct fcgs_rffid_req_s *rffid = - (struct fcgs_rffid_req_s *) (cthdr + 1); + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rffid_req_s *rffid = (struct fcgs_rffid_req_s *)(cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, ox_id); @@ -1227,9 +1194,9 @@ fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, bfa_os_memset(rffid, 0, sizeof(struct fcgs_rffid_req_s)); - rffid->dap = s_id; + rffid->dap = s_id; rffid->fc4ftr_bits = fc4_ftrs; - rffid->fc4_type = fc4_type; + rffid->fc4_type = fc4_type; return sizeof(struct fcgs_rffid_req_s) + sizeof(struct ct_hdr_s); } @@ -1239,9 +1206,9 @@ fc_rspnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, u8 *name) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; struct fcgs_rspnid_req_s *rspnid = - (struct fcgs_rspnid_req_s *) (cthdr + 1); + (struct fcgs_rspnid_req_s *)(cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, ox_id); @@ -1257,13 +1224,11 @@ fc_rspnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, } u16 -fc_gid_ft_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u8 fc4_type) +fc_gid_ft_build(struct fchs_s *fchs, void *pyld, u32 s_id, u8 fc4_type) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; - struct fcgs_gidft_req_s *gidft = - (struct fcgs_gidft_req_s *) (cthdr + 1); + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_gidft_req_s *gidft = (struct fcgs_gidft_req_s *)(cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, 0); @@ -1282,9 +1247,8 @@ u16 fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id, wwn_t port_name) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; - struct fcgs_rpnid_req_s *rpnid = - (struct fcgs_rpnid_req_s *) (cthdr + 1); + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rpnid_req_s *rpnid = (struct fcgs_rpnid_req_s *)(cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, 0); @@ -1301,9 +1265,8 @@ u16 fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id, wwn_t node_name) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; - struct fcgs_rnnid_req_s *rnnid = - (struct fcgs_rnnid_req_s *) (cthdr + 1); + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rnnid_req_s *rnnid = (struct fcgs_rnnid_req_s *)(cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, 0); @@ -1320,7 +1283,7 @@ u16 fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id, u32 cos) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; struct fcgs_rcsid_req_s *rcsid = (struct fcgs_rcsid_req_s *) (cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); @@ -1339,9 +1302,8 @@ u16 fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id, u8 port_type) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; - struct fcgs_rptid_req_s *rptid = - (struct fcgs_rptid_req_s *) (cthdr + 1); + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_rptid_req_s *rptid = (struct fcgs_rptid_req_s *)(cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, 0); @@ -1357,9 +1319,8 @@ fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id, u16 fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; - struct fcgs_ganxt_req_s *ganxt = - (struct fcgs_ganxt_req_s *) (cthdr + 1); + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct fcgs_ganxt_req_s *ganxt = (struct fcgs_ganxt_req_s *)(cthdr + 1); u32 d_id = bfa_os_hton3b(FC_NAME_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, 0); @@ -1379,7 +1340,7 @@ fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 cmd_code) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; u32 d_id = bfa_os_hton3b(FC_MGMT_SERVER); fc_gs_fchdr_build(fchs, d_id, s_id, 0); @@ -1409,12 +1370,12 @@ fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask) } /* - * GMAL Request + * GMAL Request */ u16 fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; fcgs_gmal_req_t *gmal = (fcgs_gmal_req_t *) (cthdr + 1); u32 d_id = bfa_os_hton3b(FC_MGMT_SERVER); @@ -1434,7 +1395,7 @@ fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn) u16 fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn) { - struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; + struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld; fcgs_gfn_req_t *gfn = (fcgs_gfn_req_t *) (cthdr + 1); u32 d_id = bfa_os_hton3b(FC_MGMT_SERVER); diff --git a/drivers/scsi/bfa/bfa_fcbuild.h b/drivers/scsi/bfa/bfa_fcbuild.h new file mode 100644 index 00000000000..73abd02e53c --- /dev/null +++ b/drivers/scsi/bfa/bfa_fcbuild.h @@ -0,0 +1,316 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ +/* + * fcbuild.h - FC link service frame building and parsing routines + */ + +#ifndef __FCBUILD_H__ +#define __FCBUILD_H__ + +#include "bfa_os_inc.h" +#include "bfa_fc.h" +#include "bfa_defs_fcs.h" + +/* + * Utility Macros/functions + */ + +#define wwn_is_equal(_wwn1, _wwn2) \ + (memcmp(&(_wwn1), &(_wwn2), sizeof(wwn_t)) == 0) + +#define fc_roundup(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1)) + +/* + * Given the fc response length, this routine will return + * the length of the actual payload bytes following the CT header. + * + * Assumes the input response length does not include the crc, eof, etc. + */ +static inline u32 +fc_get_ctresp_pyld_len(u32 resp_len) +{ + return resp_len - sizeof(struct ct_hdr_s); +} + +/* + * Convert bfa speed to rpsc speed value. + */ +static inline enum bfa_port_speed +fc_rpsc_operspeed_to_bfa_speed(enum fc_rpsc_op_speed speed) +{ + switch (speed) { + + case RPSC_OP_SPEED_1G: + return BFA_PORT_SPEED_1GBPS; + + case RPSC_OP_SPEED_2G: + return BFA_PORT_SPEED_2GBPS; + + case RPSC_OP_SPEED_4G: + return BFA_PORT_SPEED_4GBPS; + + case RPSC_OP_SPEED_8G: + return BFA_PORT_SPEED_8GBPS; + + case RPSC_OP_SPEED_10G: + return BFA_PORT_SPEED_10GBPS; + + default: + return BFA_PORT_SPEED_UNKNOWN; + } +} + +/* + * Convert RPSC speed to bfa speed value. + */ +static inline enum fc_rpsc_op_speed +fc_bfa_speed_to_rpsc_operspeed(enum bfa_port_speed op_speed) +{ + switch (op_speed) { + + case BFA_PORT_SPEED_1GBPS: + return RPSC_OP_SPEED_1G; + + case BFA_PORT_SPEED_2GBPS: + return RPSC_OP_SPEED_2G; + + case BFA_PORT_SPEED_4GBPS: + return RPSC_OP_SPEED_4G; + + case BFA_PORT_SPEED_8GBPS: + return RPSC_OP_SPEED_8G; + + case BFA_PORT_SPEED_10GBPS: + return RPSC_OP_SPEED_10G; + + default: + return RPSC_OP_SPEED_NOT_EST; + } +} + +enum fc_parse_status { + FC_PARSE_OK = 0, + FC_PARSE_FAILURE = 1, + FC_PARSE_BUSY = 2, + FC_PARSE_LEN_INVAL, + FC_PARSE_ACC_INVAL, + FC_PARSE_PWWN_NOT_EQUAL, + FC_PARSE_NWWN_NOT_EQUAL, + FC_PARSE_RXSZ_INVAL, + FC_PARSE_NOT_FCP, + FC_PARSE_OPAFLAG_INVAL, + FC_PARSE_RPAFLAG_INVAL, + FC_PARSE_OPA_INVAL, + FC_PARSE_RPA_INVAL, + +}; + +struct fc_templates_s { + struct fchs_s fc_els_req; + struct fchs_s fc_bls_req; + struct fc_logi_s plogi; + struct fc_rrq_s rrq; +}; + +void fcbuild_init(void); + +u16 fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi, + u32 s_id, u16 ox_id, wwn_t port_name, wwn_t node_name, + u16 pdu_size, u8 set_npiv, u8 set_auth, + u16 local_bb_credits); + +u16 fc_fdisc_build(struct fchs_s *buf, struct fc_logi_s *flogi, u32 s_id, + u16 ox_id, wwn_t port_name, wwn_t node_name, + u16 pdu_size); + +u16 fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, + u32 s_id, u16 ox_id, + wwn_t port_name, wwn_t node_name, + u16 pdu_size, + u16 local_bb_credits); + +u16 fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id, + u32 s_id, u16 ox_id, wwn_t port_name, + wwn_t node_name, u16 pdu_size); + +enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs); + +u16 fc_abts_build(struct fchs_s *buf, u32 d_id, u32 s_id, + u16 ox_id); + +enum fc_parse_status fc_abts_rsp_parse(struct fchs_s *buf, int len); + +u16 fc_rrq_build(struct fchs_s *buf, struct fc_rrq_s *rrq, u32 d_id, + u32 s_id, u16 ox_id, u16 rrq_oxid); +enum fc_parse_status fc_rrq_rsp_parse(struct fchs_s *buf, int len); + +u16 fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id, + u16 ox_id, u8 *name); + +u16 fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id, + u16 ox_id, enum bfa_lport_role role); + +u16 fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id, + u16 ox_id, u8 *fc4_bitmap, + u32 bitmap_size); + +u16 fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id, + u16 ox_id, u8 fc4_type, u8 fc4_ftrs); + +u16 fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id, + u16 ox_id, wwn_t port_name); + +u16 fc_gpnid_build(struct fchs_s *fchs, void *pld, u32 s_id, + u16 ox_id, u32 port_id); + +u16 fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr, + u8 set_br_reg, u32 s_id, u16 ox_id); + +u16 fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, + u32 s_id, u16 ox_id, + wwn_t port_name, wwn_t node_name, + u16 pdu_size); + +u16 fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, + u32 d_id, u32 s_id, u16 ox_id, wwn_t port_name, + wwn_t node_name); + +enum fc_parse_status fc_adisc_parse(struct fchs_s *fchs, void *pld, + u32 host_dap, wwn_t node_name, wwn_t port_name); + +enum fc_parse_status fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len, + wwn_t port_name, wwn_t node_name); + +u16 fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, + u32 d_id, u32 s_id, u16 ox_id, + wwn_t port_name, wwn_t node_name); +u16 fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt, + u32 d_id, u32 s_id, u16 ox_id, + u8 reason_code, u8 reason_code_expl); +u16 fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd, + u32 d_id, u32 s_id, u16 ox_id); +u16 fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id, + u32 s_id, u16 ox_id); + +enum fc_parse_status fc_prli_rsp_parse(struct fc_prli_s *prli, int len); + +u16 fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, + u32 s_id, u16 ox_id, + enum bfa_lport_role role); + +u16 fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid, + u32 d_id, u32 s_id, u16 ox_id, + u32 data_format); + +u16 fc_rnid_acc_build(struct fchs_s *fchs, + struct fc_rnid_acc_s *rnid_acc, u32 d_id, u32 s_id, + u16 ox_id, u32 data_format, + struct fc_rnid_common_id_data_s *common_id_data, + struct fc_rnid_general_topology_data_s *gen_topo_data); + +u16 fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rps2c, + u32 d_id, u32 s_id, u32 *pid_list, u16 npids); +u16 fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc, + u32 d_id, u32 s_id, u16 ox_id); +u16 fc_rpsc_acc_build(struct fchs_s *fchs, + struct fc_rpsc_acc_s *rpsc_acc, u32 d_id, u32 s_id, + u16 ox_id, struct fc_rpsc_speed_info_s *oper_speed); +u16 fc_gid_ft_build(struct fchs_s *fchs, void *pld, u32 s_id, + u8 fc4_type); + +u16 fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, + u32 port_id, wwn_t port_name); + +u16 fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, + u32 port_id, wwn_t node_name); + +u16 fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id, + u32 port_id, u32 cos); + +u16 fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id, + u32 port_id, u8 port_type); + +u16 fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id, + u32 port_id); + +u16 fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id, + u32 s_id, u16 ox_id, wwn_t port_name); + +u16 fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, + u32 s_id, u16 ox_id); + +u16 fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id, + u16 cmd_code); +u16 fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn); +u16 fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn); + +void fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask); + +void fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id, + u16 ox_id); + +enum fc_parse_status fc_els_rsp_parse(struct fchs_s *fchs, int len); + +enum fc_parse_status fc_plogi_rsp_parse(struct fchs_s *fchs, int len, + wwn_t port_name); + +enum fc_parse_status fc_prli_parse(struct fc_prli_s *prli); + +enum fc_parse_status fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name, + wwn_t port_name); + +u16 fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id, + u32 s_id, u16 ox_id, u16 rx_id); + +int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code); + +u16 fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc, + u32 d_id, u32 s_id, u16 ox_id, int num_pages); + +u16 fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc, + u32 d_id, u32 s_id, u16 ox_id, int num_pages); + +u16 fc_logo_rsp_parse(struct fchs_s *fchs, int len); + +u16 fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id, + u16 ox_id, wwn_t port_name, wwn_t node_name, + u16 pdu_size); + +u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name); + +u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, + u16 ox_id, int num_pages); + +u16 fc_prlo_rsp_parse(struct fchs_s *fchs, int len); + +u16 fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, + u16 ox_id, int num_pages, enum fc_tprlo_type tprlo_type, + u32 tpr_id); + +u16 fc_tprlo_rsp_parse(struct fchs_s *fchs, int len); + +u16 fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id, + u16 ox_id, u32 reason_code, u32 reason_expl); + +u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, + u32 port_id); + +u16 fc_ct_rsp_parse(struct ct_hdr_s *cthdr); + +u16 fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, u32 s_id, + u16 ox_id); +#endif diff --git a/drivers/scsi/bfa/bfa_fcpim.c b/drivers/scsi/bfa/bfa_fcpim.c index 8c703d8dc94..33c8dd51f47 100644 --- a/drivers/scsi/bfa/bfa_fcpim.c +++ b/drivers/scsi/bfa/bfa_fcpim.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,18 +15,291 @@ * General Public License for more details. */ -#include <bfa.h> -#include <log/bfa_log_hal.h> +#include "bfa_modules.h" +#include "bfa_cb_ioim.h" BFA_TRC_FILE(HAL, FCPIM); BFA_MODULE(fcpim); + +#define bfa_fcpim_add_iostats(__l, __r, __stats) \ + (__l->__stats += __r->__stats) + + +/** + * BFA ITNIM Related definitions + */ +static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim); + +#define BFA_ITNIM_FROM_TAG(_fcpim, _tag) \ + (((_fcpim)->itnim_arr + ((_tag) & ((_fcpim)->num_itnims - 1)))) + +#define bfa_fcpim_additn(__itnim) \ + list_add_tail(&(__itnim)->qe, &(__itnim)->fcpim->itnim_q) +#define bfa_fcpim_delitn(__itnim) do { \ + bfa_assert(bfa_q_is_on_q(&(__itnim)->fcpim->itnim_q, __itnim)); \ + bfa_itnim_update_del_itn_stats(__itnim); \ + list_del(&(__itnim)->qe); \ + bfa_assert(list_empty(&(__itnim)->io_q)); \ + bfa_assert(list_empty(&(__itnim)->io_cleanup_q)); \ + bfa_assert(list_empty(&(__itnim)->pending_q)); \ +} while (0) + +#define bfa_itnim_online_cb(__itnim) do { \ + if ((__itnim)->bfa->fcs) \ + bfa_cb_itnim_online((__itnim)->ditn); \ + else { \ + bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \ + __bfa_cb_itnim_online, (__itnim)); \ + } \ +} while (0) + +#define bfa_itnim_offline_cb(__itnim) do { \ + if ((__itnim)->bfa->fcs) \ + bfa_cb_itnim_offline((__itnim)->ditn); \ + else { \ + bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \ + __bfa_cb_itnim_offline, (__itnim)); \ + } \ +} while (0) + +#define bfa_itnim_sler_cb(__itnim) do { \ + if ((__itnim)->bfa->fcs) \ + bfa_cb_itnim_sler((__itnim)->ditn); \ + else { \ + bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \ + __bfa_cb_itnim_sler, (__itnim)); \ + } \ +} while (0) + +/** + * bfa_itnim_sm BFA itnim state machine + */ + + +enum bfa_itnim_event { + BFA_ITNIM_SM_CREATE = 1, /* itnim is created */ + BFA_ITNIM_SM_ONLINE = 2, /* itnim is online */ + BFA_ITNIM_SM_OFFLINE = 3, /* itnim is offline */ + BFA_ITNIM_SM_FWRSP = 4, /* firmware response */ + BFA_ITNIM_SM_DELETE = 5, /* deleting an existing itnim */ + BFA_ITNIM_SM_CLEANUP = 6, /* IO cleanup completion */ + BFA_ITNIM_SM_SLER = 7, /* second level error recovery */ + BFA_ITNIM_SM_HWFAIL = 8, /* IOC h/w failure event */ + BFA_ITNIM_SM_QRESUME = 9, /* queue space available */ +}; + +/** + * BFA IOIM related definitions + */ +#define bfa_ioim_move_to_comp_q(__ioim) do { \ + list_del(&(__ioim)->qe); \ + list_add_tail(&(__ioim)->qe, &(__ioim)->fcpim->ioim_comp_q); \ +} while (0) + + +#define bfa_ioim_cb_profile_comp(__fcpim, __ioim) do { \ + if ((__fcpim)->profile_comp) \ + (__fcpim)->profile_comp(__ioim); \ +} while (0) + +#define bfa_ioim_cb_profile_start(__fcpim, __ioim) do { \ + if ((__fcpim)->profile_start) \ + (__fcpim)->profile_start(__ioim); \ +} while (0) +/** + * hal_ioim_sm + */ + +/** + * IO state machine events + */ +enum bfa_ioim_event { + BFA_IOIM_SM_START = 1, /* io start request from host */ + BFA_IOIM_SM_COMP_GOOD = 2, /* io good comp, resource free */ + BFA_IOIM_SM_COMP = 3, /* io comp, resource is free */ + BFA_IOIM_SM_COMP_UTAG = 4, /* io comp, resource is free */ + BFA_IOIM_SM_DONE = 5, /* io comp, resource not free */ + BFA_IOIM_SM_FREE = 6, /* io resource is freed */ + BFA_IOIM_SM_ABORT = 7, /* abort request from scsi stack */ + BFA_IOIM_SM_ABORT_COMP = 8, /* abort from f/w */ + BFA_IOIM_SM_ABORT_DONE = 9, /* abort completion from f/w */ + BFA_IOIM_SM_QRESUME = 10, /* CQ space available to queue IO */ + BFA_IOIM_SM_SGALLOCED = 11, /* SG page allocation successful */ + BFA_IOIM_SM_SQRETRY = 12, /* sequence recovery retry */ + BFA_IOIM_SM_HCB = 13, /* bfa callback complete */ + BFA_IOIM_SM_CLEANUP = 14, /* IO cleanup from itnim */ + BFA_IOIM_SM_TMSTART = 15, /* IO cleanup from tskim */ + BFA_IOIM_SM_TMDONE = 16, /* IO cleanup from tskim */ + BFA_IOIM_SM_HWFAIL = 17, /* IOC h/w failure event */ + BFA_IOIM_SM_IOTOV = 18, /* ITN offline TOV */ +}; + + +/** + * BFA TSKIM related definitions + */ + +/** + * task management completion handling + */ +#define bfa_tskim_qcomp(__tskim, __cbfn) do { \ + bfa_cb_queue((__tskim)->bfa, &(__tskim)->hcb_qe, __cbfn, (__tskim));\ + bfa_tskim_notify_comp(__tskim); \ +} while (0) + +#define bfa_tskim_notify_comp(__tskim) do { \ + if ((__tskim)->notify) \ + bfa_itnim_tskdone((__tskim)->itnim); \ +} while (0) + + +enum bfa_tskim_event { + BFA_TSKIM_SM_START = 1, /* TM command start */ + BFA_TSKIM_SM_DONE = 2, /* TM completion */ + BFA_TSKIM_SM_QRESUME = 3, /* resume after qfull */ + BFA_TSKIM_SM_HWFAIL = 5, /* IOC h/w failure event */ + BFA_TSKIM_SM_HCB = 6, /* BFA callback completion */ + BFA_TSKIM_SM_IOS_DONE = 7, /* IO and sub TM completions */ + BFA_TSKIM_SM_CLEANUP = 8, /* TM cleanup on ITN offline */ + BFA_TSKIM_SM_CLEANUP_DONE = 9, /* TM abort completion */ +}; + +/** + * forward declaration for BFA ITNIM functions + */ +static void bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim); +static bfa_boolean_t bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim); +static bfa_boolean_t bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim); +static void bfa_itnim_cleanp_comp(void *itnim_cbarg); +static void bfa_itnim_cleanup(struct bfa_itnim_s *itnim); +static void __bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete); +static void __bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete); +static void __bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete); +static void bfa_itnim_iotov_online(struct bfa_itnim_s *itnim); +static void bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim); +static void bfa_itnim_iotov(void *itnim_arg); +static void bfa_itnim_iotov_start(struct bfa_itnim_s *itnim); +static void bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim); +static void bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim); + +/** + * forward declaration of ITNIM state machine + */ +static void bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_created(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_online(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); +static void bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event); + +/** + * forward declaration for BFA IOIM functions + */ +static bfa_boolean_t bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim); +static bfa_boolean_t bfa_ioim_sge_setup(struct bfa_ioim_s *ioim); +static void bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim); +static bfa_boolean_t bfa_ioim_send_abort(struct bfa_ioim_s *ioim); +static void bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim); +static void __bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete); +static void __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete); +static void __bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete); +static void __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete); +static void __bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete); +static bfa_boolean_t bfa_ioim_is_abortable(struct bfa_ioim_s *ioim); + + +/** + * forward declaration of BFA IO state machine + */ +static void bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_active(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); +static void bfa_ioim_sm_cmnd_retry(struct bfa_ioim_s *ioim, + enum bfa_ioim_event event); + +/** + * forward declaration for BFA TSKIM functions + */ +static void __bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete); +static void __bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete); +static bfa_boolean_t bfa_tskim_match_scope(struct bfa_tskim_s *tskim, + lun_t lun); +static void bfa_tskim_gather_ios(struct bfa_tskim_s *tskim); +static void bfa_tskim_cleanp_comp(void *tskim_cbarg); +static void bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim); +static bfa_boolean_t bfa_tskim_send(struct bfa_tskim_s *tskim); +static bfa_boolean_t bfa_tskim_send_abort(struct bfa_tskim_s *tskim); +static void bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim); + + +/** + * forward declaration of BFA TSKIM state machine + */ +static void bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, + enum bfa_tskim_event event); +static void bfa_tskim_sm_active(struct bfa_tskim_s *tskim, + enum bfa_tskim_event event); +static void bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, + enum bfa_tskim_event event); +static void bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, + enum bfa_tskim_event event); +static void bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, + enum bfa_tskim_event event); +static void bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim, + enum bfa_tskim_event event); +static void bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, + enum bfa_tskim_event event); + /** * hal_fcpim_mod BFA FCP Initiator Mode module */ /** - * Compute and return memory needed by FCP(im) module. + * Compute and return memory needed by FCP(im) module. */ static void bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, @@ -58,7 +331,7 @@ bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, static void bfa_fcpim_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) + struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) { struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); @@ -67,12 +340,14 @@ bfa_fcpim_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, bfa_trc(bfa, cfg->fwcfg.num_ioim_reqs); bfa_trc(bfa, cfg->fwcfg.num_tskim_reqs); - fcpim->bfa = bfa; - fcpim->num_itnims = cfg->fwcfg.num_rports; + fcpim->bfa = bfa; + fcpim->num_itnims = cfg->fwcfg.num_rports; fcpim->num_ioim_reqs = cfg->fwcfg.num_ioim_reqs; fcpim->num_tskim_reqs = cfg->fwcfg.num_tskim_reqs; - fcpim->path_tov = cfg->drvcfg.path_tov; - fcpim->delay_comp = cfg->drvcfg.delay_comp; + fcpim->path_tov = cfg->drvcfg.path_tov; + fcpim->delay_comp = cfg->drvcfg.delay_comp; + fcpim->profile_comp = NULL; + fcpim->profile_start = NULL; bfa_itnim_attach(fcpim, meminfo); bfa_tskim_attach(fcpim, meminfo); @@ -103,7 +378,7 @@ bfa_fcpim_iocdisable(struct bfa_s *bfa) { struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); struct bfa_itnim_s *itnim; - struct list_head *qe, *qen; + struct list_head *qe, *qen; list_for_each_safe(qe, qen, &fcpim->itnim_q) { itnim = (struct bfa_itnim_s *) qe; @@ -112,6 +387,56 @@ bfa_fcpim_iocdisable(struct bfa_s *bfa) } void +bfa_fcpim_add_stats(struct bfa_itnim_iostats_s *lstats, + struct bfa_itnim_iostats_s *rstats) +{ + bfa_fcpim_add_iostats(lstats, rstats, total_ios); + bfa_fcpim_add_iostats(lstats, rstats, qresumes); + bfa_fcpim_add_iostats(lstats, rstats, no_iotags); + bfa_fcpim_add_iostats(lstats, rstats, io_aborts); + bfa_fcpim_add_iostats(lstats, rstats, no_tskims); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_ok); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_underrun); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_overrun); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_aborted); + bfa_fcpim_add_iostats(lstats, rstats, iocomp_timedout); + bfa_fcpim_add_iostats(lstats, rstats, iocom_nexus_abort); + bfa_fcpim_add_iostats(lstats, rstats, iocom_proto_err); + bfa_fcpim_add_iostats(lstats, rstats, iocom_dif_err); + bfa_fcpim_add_iostats(lstats, rstats, iocom_sqer_needed); + bfa_fcpim_add_iostats(lstats, rstats, iocom_res_free); + bfa_fcpim_add_iostats(lstats, rstats, iocom_hostabrts); + bfa_fcpim_add_iostats(lstats, rstats, iocom_utags); + bfa_fcpim_add_iostats(lstats, rstats, io_cleanups); + bfa_fcpim_add_iostats(lstats, rstats, io_tmaborts); + bfa_fcpim_add_iostats(lstats, rstats, onlines); + bfa_fcpim_add_iostats(lstats, rstats, offlines); + bfa_fcpim_add_iostats(lstats, rstats, creates); + bfa_fcpim_add_iostats(lstats, rstats, deletes); + bfa_fcpim_add_iostats(lstats, rstats, create_comps); + bfa_fcpim_add_iostats(lstats, rstats, delete_comps); + bfa_fcpim_add_iostats(lstats, rstats, sler_events); + bfa_fcpim_add_iostats(lstats, rstats, fw_create); + bfa_fcpim_add_iostats(lstats, rstats, fw_delete); + bfa_fcpim_add_iostats(lstats, rstats, ioc_disabled); + bfa_fcpim_add_iostats(lstats, rstats, cleanup_comps); + bfa_fcpim_add_iostats(lstats, rstats, tm_cmnds); + bfa_fcpim_add_iostats(lstats, rstats, tm_fw_rsps); + bfa_fcpim_add_iostats(lstats, rstats, tm_success); + bfa_fcpim_add_iostats(lstats, rstats, tm_failures); + bfa_fcpim_add_iostats(lstats, rstats, tm_io_comps); + bfa_fcpim_add_iostats(lstats, rstats, tm_qresumes); + bfa_fcpim_add_iostats(lstats, rstats, tm_iocdowns); + bfa_fcpim_add_iostats(lstats, rstats, tm_cleanups); + bfa_fcpim_add_iostats(lstats, rstats, tm_cleanup_comps); + bfa_fcpim_add_iostats(lstats, rstats, io_comps); + bfa_fcpim_add_iostats(lstats, rstats, input_reqs); + bfa_fcpim_add_iostats(lstats, rstats, output_reqs); + bfa_fcpim_add_iostats(lstats, rstats, rd_throughput); + bfa_fcpim_add_iostats(lstats, rstats, wr_throughput); +} + +void bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov) { struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); @@ -130,21 +455,113 @@ bfa_fcpim_path_tov_get(struct bfa_s *bfa) } bfa_status_t -bfa_fcpim_get_modstats(struct bfa_s *bfa, struct bfa_fcpim_stats_s *modstats) +bfa_fcpim_port_iostats(struct bfa_s *bfa, struct bfa_itnim_iostats_s *stats, + u8 lp_tag) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct list_head *qe, *qen; + struct bfa_itnim_s *itnim; + + /* accumulate IO stats from itnim */ + bfa_os_memset(stats, 0, sizeof(struct bfa_itnim_iostats_s)); + list_for_each_safe(qe, qen, &fcpim->itnim_q) { + itnim = (struct bfa_itnim_s *) qe; + if (itnim->rport->rport_info.lp_tag != lp_tag) + continue; + bfa_fcpim_add_stats(stats, &(itnim->stats)); + } + return BFA_STATUS_OK; +} +bfa_status_t +bfa_fcpim_get_modstats(struct bfa_s *bfa, struct bfa_itnim_iostats_s *modstats) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct list_head *qe, *qen; + struct bfa_itnim_s *itnim; + + /* accumulate IO stats from itnim */ + bfa_os_memset(modstats, 0, sizeof(struct bfa_itnim_iostats_s)); + list_for_each_safe(qe, qen, &fcpim->itnim_q) { + itnim = (struct bfa_itnim_s *) qe; + bfa_fcpim_add_stats(modstats, &(itnim->stats)); + } + return BFA_STATUS_OK; +} + +bfa_status_t +bfa_fcpim_get_del_itn_stats(struct bfa_s *bfa, + struct bfa_fcpim_del_itn_stats_s *modstats) { struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - *modstats = fcpim->stats; + *modstats = fcpim->del_itn_stats; return BFA_STATUS_OK; } + +bfa_status_t +bfa_fcpim_profile_on(struct bfa_s *bfa, u32 time) +{ + struct bfa_itnim_s *itnim; + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct list_head *qe, *qen; + + /* accumulate IO stats from itnim */ + list_for_each_safe(qe, qen, &fcpim->itnim_q) { + itnim = (struct bfa_itnim_s *) qe; + bfa_itnim_clear_stats(itnim); + } + fcpim->io_profile = BFA_TRUE; + fcpim->io_profile_start_time = time; + fcpim->profile_comp = bfa_ioim_profile_comp; + fcpim->profile_start = bfa_ioim_profile_start; + + return BFA_STATUS_OK; +} +bfa_status_t +bfa_fcpim_profile_off(struct bfa_s *bfa) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + fcpim->io_profile = BFA_FALSE; + fcpim->io_profile_start_time = 0; + fcpim->profile_comp = NULL; + fcpim->profile_start = NULL; + return BFA_STATUS_OK; +} + +bfa_status_t +bfa_fcpim_port_clear_iostats(struct bfa_s *bfa, u8 lp_tag) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct list_head *qe, *qen; + struct bfa_itnim_s *itnim; + + /* clear IO stats from all active itnims */ + list_for_each_safe(qe, qen, &fcpim->itnim_q) { + itnim = (struct bfa_itnim_s *) qe; + if (itnim->rport->rport_info.lp_tag != lp_tag) + continue; + bfa_itnim_clear_stats(itnim); + } + return BFA_STATUS_OK; + +} + bfa_status_t bfa_fcpim_clr_modstats(struct bfa_s *bfa) { struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct list_head *qe, *qen; + struct bfa_itnim_s *itnim; - memset(&fcpim->stats, 0, sizeof(struct bfa_fcpim_stats_s)); + /* clear IO stats from all active itnims */ + list_for_each_safe(qe, qen, &fcpim->itnim_q) { + itnim = (struct bfa_itnim_s *) qe; + bfa_itnim_clear_stats(itnim); + } + bfa_os_memset(&fcpim->del_itn_stats, 0, + sizeof(struct bfa_fcpim_del_itn_stats_s)); return BFA_STATUS_OK; } @@ -176,14 +593,6 @@ bfa_fcpim_update_ioredirect(struct bfa_s *bfa) * IO redirection is turned off when QoS is enabled and vice versa */ ioredirect = bfa_fcport_is_qos_enabled(bfa) ? BFA_FALSE : BFA_TRUE; - - /* - * Notify the bfad module of a possible state change in - * IO redirection capability, due to a QoS state change. bfad will - * check on the support for io redirection and update the - * fcpim's ioredirect state accordingly. - */ - bfa_cb_ioredirect_state_change((void *)(bfa->bfad), ioredirect); } void @@ -192,3 +601,3012 @@ bfa_fcpim_set_ioredirect(struct bfa_s *bfa, bfa_boolean_t state) struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); fcpim->ioredirect = state; } + + + +/** + * BFA ITNIM module state machine functions + */ + +/** + * Beginning/unallocated state - no events expected. + */ +static void +bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_CREATE: + bfa_sm_set_state(itnim, bfa_itnim_sm_created); + itnim->is_online = BFA_FALSE; + bfa_fcpim_additn(itnim); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Beginning state, only online event expected. + */ +static void +bfa_itnim_sm_created(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_ONLINE: + if (bfa_itnim_send_fwcreate(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_fcpim_delitn(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Waiting for itnim create response from firmware. + */ +static void +bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_FWRSP: + bfa_sm_set_state(itnim, bfa_itnim_sm_online); + itnim->is_online = BFA_TRUE; + bfa_itnim_iotov_online(itnim); + bfa_itnim_online_cb(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_delete_pending); + break; + + case BFA_ITNIM_SM_OFFLINE: + if (bfa_itnim_send_fwdelete(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +static void +bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_QRESUME: + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); + bfa_itnim_send_fwcreate(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_reqq_wcancel(&itnim->reqq_wait); + bfa_fcpim_delitn(itnim); + break; + + case BFA_ITNIM_SM_OFFLINE: + bfa_sm_set_state(itnim, bfa_itnim_sm_offline); + bfa_reqq_wcancel(&itnim->reqq_wait); + bfa_itnim_offline_cb(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_reqq_wcancel(&itnim->reqq_wait); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Waiting for itnim create response from firmware, a delete is pending. + */ +static void +bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_FWRSP: + if (bfa_itnim_send_fwdelete(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_fcpim_delitn(itnim); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Online state - normal parking state. + */ +static void +bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_OFFLINE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline); + itnim->is_online = BFA_FALSE; + bfa_itnim_iotov_start(itnim); + bfa_itnim_cleanup(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete); + itnim->is_online = BFA_FALSE; + bfa_itnim_cleanup(itnim); + break; + + case BFA_ITNIM_SM_SLER: + bfa_sm_set_state(itnim, bfa_itnim_sm_sler); + itnim->is_online = BFA_FALSE; + bfa_itnim_iotov_start(itnim); + bfa_itnim_sler_cb(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + itnim->is_online = BFA_FALSE; + bfa_itnim_iotov_start(itnim); + bfa_itnim_iocdisable_cleanup(itnim); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Second level error recovery need. + */ +static void +bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_OFFLINE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline); + bfa_itnim_cleanup(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete); + bfa_itnim_cleanup(itnim); + bfa_itnim_iotov_delete(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_itnim_iocdisable_cleanup(itnim); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Going offline. Waiting for active IO cleanup. + */ +static void +bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_CLEANUP: + if (bfa_itnim_send_fwdelete(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete); + bfa_itnim_iotov_delete(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_itnim_iocdisable_cleanup(itnim); + bfa_itnim_offline_cb(itnim); + break; + + case BFA_ITNIM_SM_SLER: + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Deleting itnim. Waiting for active IO cleanup. + */ +static void +bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_CLEANUP: + if (bfa_itnim_send_fwdelete(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_itnim_iocdisable_cleanup(itnim); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Rport offline. Fimrware itnim is being deleted - awaiting f/w response. + */ +static void +bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_FWRSP: + bfa_sm_set_state(itnim, bfa_itnim_sm_offline); + bfa_itnim_offline_cb(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_itnim_offline_cb(itnim); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +static void +bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_QRESUME: + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete); + bfa_itnim_send_fwdelete(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_reqq_wcancel(&itnim->reqq_wait); + bfa_itnim_offline_cb(itnim); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Offline state. + */ +static void +bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_itnim_iotov_delete(itnim); + bfa_fcpim_delitn(itnim); + break; + + case BFA_ITNIM_SM_ONLINE: + if (bfa_itnim_send_fwcreate(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * IOC h/w failed state. + */ +static void +bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_itnim_iotov_delete(itnim); + bfa_fcpim_delitn(itnim); + break; + + case BFA_ITNIM_SM_OFFLINE: + bfa_itnim_offline_cb(itnim); + break; + + case BFA_ITNIM_SM_ONLINE: + if (bfa_itnim_send_fwcreate(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Itnim is deleted, waiting for firmware response to delete. + */ +static void +bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_FWRSP: + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_fcpim_delitn(itnim); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +static void +bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_QRESUME: + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); + bfa_itnim_send_fwdelete(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_reqq_wcancel(&itnim->reqq_wait); + bfa_fcpim_delitn(itnim); + break; + + default: + bfa_sm_fault(itnim->bfa, event); + } +} + +/** + * Initiate cleanup of all IOs on an IOC failure. + */ +static void +bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim) +{ + struct bfa_tskim_s *tskim; + struct bfa_ioim_s *ioim; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &itnim->tsk_q) { + tskim = (struct bfa_tskim_s *) qe; + bfa_tskim_iocdisable(tskim); + } + + list_for_each_safe(qe, qen, &itnim->io_q) { + ioim = (struct bfa_ioim_s *) qe; + bfa_ioim_iocdisable(ioim); + } + + /** + * For IO request in pending queue, we pretend an early timeout. + */ + list_for_each_safe(qe, qen, &itnim->pending_q) { + ioim = (struct bfa_ioim_s *) qe; + bfa_ioim_tov(ioim); + } + + list_for_each_safe(qe, qen, &itnim->io_cleanup_q) { + ioim = (struct bfa_ioim_s *) qe; + bfa_ioim_iocdisable(ioim); + } +} + +/** + * IO cleanup completion + */ +static void +bfa_itnim_cleanp_comp(void *itnim_cbarg) +{ + struct bfa_itnim_s *itnim = itnim_cbarg; + + bfa_stats(itnim, cleanup_comps); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_CLEANUP); +} + +/** + * Initiate cleanup of all IOs. + */ +static void +bfa_itnim_cleanup(struct bfa_itnim_s *itnim) +{ + struct bfa_ioim_s *ioim; + struct bfa_tskim_s *tskim; + struct list_head *qe, *qen; + + bfa_wc_init(&itnim->wc, bfa_itnim_cleanp_comp, itnim); + + list_for_each_safe(qe, qen, &itnim->io_q) { + ioim = (struct bfa_ioim_s *) qe; + + /** + * Move IO to a cleanup queue from active queue so that a later + * TM will not pickup this IO. + */ + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &itnim->io_cleanup_q); + + bfa_wc_up(&itnim->wc); + bfa_ioim_cleanup(ioim); + } + + list_for_each_safe(qe, qen, &itnim->tsk_q) { + tskim = (struct bfa_tskim_s *) qe; + bfa_wc_up(&itnim->wc); + bfa_tskim_cleanup(tskim); + } + + bfa_wc_wait(&itnim->wc); +} + +static void +__bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_itnim_s *itnim = cbarg; + + if (complete) + bfa_cb_itnim_online(itnim->ditn); +} + +static void +__bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_itnim_s *itnim = cbarg; + + if (complete) + bfa_cb_itnim_offline(itnim->ditn); +} + +static void +__bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_itnim_s *itnim = cbarg; + + if (complete) + bfa_cb_itnim_sler(itnim->ditn); +} + +/** + * Call to resume any I/O requests waiting for room in request queue. + */ +static void +bfa_itnim_qresume(void *cbarg) +{ + struct bfa_itnim_s *itnim = cbarg; + + bfa_sm_send_event(itnim, BFA_ITNIM_SM_QRESUME); +} + + + + +/** + * bfa_itnim_public + */ + +void +bfa_itnim_iodone(struct bfa_itnim_s *itnim) +{ + bfa_wc_down(&itnim->wc); +} + +void +bfa_itnim_tskdone(struct bfa_itnim_s *itnim) +{ + bfa_wc_down(&itnim->wc); +} + +void +bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, + u32 *dm_len) +{ + /** + * ITN memory + */ + *km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_itnim_s); +} + +void +bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) +{ + struct bfa_s *bfa = fcpim->bfa; + struct bfa_itnim_s *itnim; + int i, j; + + INIT_LIST_HEAD(&fcpim->itnim_q); + + itnim = (struct bfa_itnim_s *) bfa_meminfo_kva(minfo); + fcpim->itnim_arr = itnim; + + for (i = 0; i < fcpim->num_itnims; i++, itnim++) { + bfa_os_memset(itnim, 0, sizeof(struct bfa_itnim_s)); + itnim->bfa = bfa; + itnim->fcpim = fcpim; + itnim->reqq = BFA_REQQ_QOS_LO; + itnim->rport = BFA_RPORT_FROM_TAG(bfa, i); + itnim->iotov_active = BFA_FALSE; + bfa_reqq_winit(&itnim->reqq_wait, bfa_itnim_qresume, itnim); + + INIT_LIST_HEAD(&itnim->io_q); + INIT_LIST_HEAD(&itnim->io_cleanup_q); + INIT_LIST_HEAD(&itnim->pending_q); + INIT_LIST_HEAD(&itnim->tsk_q); + INIT_LIST_HEAD(&itnim->delay_comp_q); + for (j = 0; j < BFA_IOBUCKET_MAX; j++) + itnim->ioprofile.io_latency.min[j] = ~0; + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + } + + bfa_meminfo_kva(minfo) = (u8 *) itnim; +} + +void +bfa_itnim_iocdisable(struct bfa_itnim_s *itnim) +{ + bfa_stats(itnim, ioc_disabled); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_HWFAIL); +} + +static bfa_boolean_t +bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim) +{ + struct bfi_itnim_create_req_s *m; + + itnim->msg_no++; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(itnim->bfa, itnim->reqq); + if (!m) { + bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait); + return BFA_FALSE; + } + + bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_CREATE_REQ, + bfa_lpuid(itnim->bfa)); + m->fw_handle = itnim->rport->fw_handle; + m->class = FC_CLASS_3; + m->seq_rec = itnim->seq_rec; + m->msg_no = itnim->msg_no; + bfa_stats(itnim, fw_create); + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(itnim->bfa, itnim->reqq); + return BFA_TRUE; +} + +static bfa_boolean_t +bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim) +{ + struct bfi_itnim_delete_req_s *m; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(itnim->bfa, itnim->reqq); + if (!m) { + bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait); + return BFA_FALSE; + } + + bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_DELETE_REQ, + bfa_lpuid(itnim->bfa)); + m->fw_handle = itnim->rport->fw_handle; + bfa_stats(itnim, fw_delete); + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(itnim->bfa, itnim->reqq); + return BFA_TRUE; +} + +/** + * Cleanup all pending failed inflight requests. + */ +static void +bfa_itnim_delayed_comp(struct bfa_itnim_s *itnim, bfa_boolean_t iotov) +{ + struct bfa_ioim_s *ioim; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &itnim->delay_comp_q) { + ioim = (struct bfa_ioim_s *)qe; + bfa_ioim_delayed_comp(ioim, iotov); + } +} + +/** + * Start all pending IO requests. + */ +static void +bfa_itnim_iotov_online(struct bfa_itnim_s *itnim) +{ + struct bfa_ioim_s *ioim; + + bfa_itnim_iotov_stop(itnim); + + /** + * Abort all inflight IO requests in the queue + */ + bfa_itnim_delayed_comp(itnim, BFA_FALSE); + + /** + * Start all pending IO requests. + */ + while (!list_empty(&itnim->pending_q)) { + bfa_q_deq(&itnim->pending_q, &ioim); + list_add_tail(&ioim->qe, &itnim->io_q); + bfa_ioim_start(ioim); + } +} + +/** + * Fail all pending IO requests + */ +static void +bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim) +{ + struct bfa_ioim_s *ioim; + + /** + * Fail all inflight IO requests in the queue + */ + bfa_itnim_delayed_comp(itnim, BFA_TRUE); + + /** + * Fail any pending IO requests. + */ + while (!list_empty(&itnim->pending_q)) { + bfa_q_deq(&itnim->pending_q, &ioim); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); + bfa_ioim_tov(ioim); + } +} + +/** + * IO TOV timer callback. Fail any pending IO requests. + */ +static void +bfa_itnim_iotov(void *itnim_arg) +{ + struct bfa_itnim_s *itnim = itnim_arg; + + itnim->iotov_active = BFA_FALSE; + + bfa_cb_itnim_tov_begin(itnim->ditn); + bfa_itnim_iotov_cleanup(itnim); + bfa_cb_itnim_tov(itnim->ditn); +} + +/** + * Start IO TOV timer for failing back pending IO requests in offline state. + */ +static void +bfa_itnim_iotov_start(struct bfa_itnim_s *itnim) +{ + if (itnim->fcpim->path_tov > 0) { + + itnim->iotov_active = BFA_TRUE; + bfa_assert(bfa_itnim_hold_io(itnim)); + bfa_timer_start(itnim->bfa, &itnim->timer, + bfa_itnim_iotov, itnim, itnim->fcpim->path_tov); + } +} + +/** + * Stop IO TOV timer. + */ +static void +bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim) +{ + if (itnim->iotov_active) { + itnim->iotov_active = BFA_FALSE; + bfa_timer_stop(&itnim->timer); + } +} + +/** + * Stop IO TOV timer. + */ +static void +bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim) +{ + bfa_boolean_t pathtov_active = BFA_FALSE; + + if (itnim->iotov_active) + pathtov_active = BFA_TRUE; + + bfa_itnim_iotov_stop(itnim); + if (pathtov_active) + bfa_cb_itnim_tov_begin(itnim->ditn); + bfa_itnim_iotov_cleanup(itnim); + if (pathtov_active) + bfa_cb_itnim_tov(itnim->ditn); +} + +static void +bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(itnim->bfa); + fcpim->del_itn_stats.del_itn_iocomp_aborted += + itnim->stats.iocomp_aborted; + fcpim->del_itn_stats.del_itn_iocomp_timedout += + itnim->stats.iocomp_timedout; + fcpim->del_itn_stats.del_itn_iocom_sqer_needed += + itnim->stats.iocom_sqer_needed; + fcpim->del_itn_stats.del_itn_iocom_res_free += + itnim->stats.iocom_res_free; + fcpim->del_itn_stats.del_itn_iocom_hostabrts += + itnim->stats.iocom_hostabrts; + fcpim->del_itn_stats.del_itn_total_ios += itnim->stats.total_ios; + fcpim->del_itn_stats.del_io_iocdowns += itnim->stats.io_iocdowns; + fcpim->del_itn_stats.del_tm_iocdowns += itnim->stats.tm_iocdowns; +} + + + +/** + * bfa_itnim_public + */ + +/** + * Itnim interrupt processing. + */ +void +bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + union bfi_itnim_i2h_msg_u msg; + struct bfa_itnim_s *itnim; + + bfa_trc(bfa, m->mhdr.msg_id); + + msg.msg = m; + + switch (m->mhdr.msg_id) { + case BFI_ITNIM_I2H_CREATE_RSP: + itnim = BFA_ITNIM_FROM_TAG(fcpim, + msg.create_rsp->bfa_handle); + bfa_assert(msg.create_rsp->status == BFA_STATUS_OK); + bfa_stats(itnim, create_comps); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); + break; + + case BFI_ITNIM_I2H_DELETE_RSP: + itnim = BFA_ITNIM_FROM_TAG(fcpim, + msg.delete_rsp->bfa_handle); + bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK); + bfa_stats(itnim, delete_comps); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); + break; + + case BFI_ITNIM_I2H_SLER_EVENT: + itnim = BFA_ITNIM_FROM_TAG(fcpim, + msg.sler_event->bfa_handle); + bfa_stats(itnim, sler_events); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_SLER); + break; + + default: + bfa_trc(bfa, m->mhdr.msg_id); + bfa_assert(0); + } +} + + + +/** + * bfa_itnim_api + */ + +struct bfa_itnim_s * +bfa_itnim_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void *ditn) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_itnim_s *itnim; + + itnim = BFA_ITNIM_FROM_TAG(fcpim, rport->rport_tag); + bfa_assert(itnim->rport == rport); + + itnim->ditn = ditn; + + bfa_stats(itnim, creates); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_CREATE); + + return itnim; +} + +void +bfa_itnim_delete(struct bfa_itnim_s *itnim) +{ + bfa_stats(itnim, deletes); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_DELETE); +} + +void +bfa_itnim_online(struct bfa_itnim_s *itnim, bfa_boolean_t seq_rec) +{ + itnim->seq_rec = seq_rec; + bfa_stats(itnim, onlines); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_ONLINE); +} + +void +bfa_itnim_offline(struct bfa_itnim_s *itnim) +{ + bfa_stats(itnim, offlines); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_OFFLINE); +} + +/** + * Return true if itnim is considered offline for holding off IO request. + * IO is not held if itnim is being deleted. + */ +bfa_boolean_t +bfa_itnim_hold_io(struct bfa_itnim_s *itnim) +{ + return itnim->fcpim->path_tov && itnim->iotov_active && + (bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwcreate) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_sler) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_cleanup_offline) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwdelete) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_offline) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_iocdisable)); +} + +bfa_status_t +bfa_itnim_get_ioprofile(struct bfa_itnim_s *itnim, + struct bfa_itnim_ioprofile_s *ioprofile) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(itnim->bfa); + if (!fcpim->io_profile) + return BFA_STATUS_IOPROFILE_OFF; + + itnim->ioprofile.index = BFA_IOBUCKET_MAX; + itnim->ioprofile.io_profile_start_time = + bfa_io_profile_start_time(itnim->bfa); + itnim->ioprofile.clock_res_mul = bfa_io_lat_clock_res_mul; + itnim->ioprofile.clock_res_div = bfa_io_lat_clock_res_div; + *ioprofile = itnim->ioprofile; + + return BFA_STATUS_OK; +} + +void +bfa_itnim_get_stats(struct bfa_itnim_s *itnim, + struct bfa_itnim_iostats_s *stats) +{ + *stats = itnim->stats; +} + +void +bfa_itnim_clear_stats(struct bfa_itnim_s *itnim) +{ + int j; + bfa_os_memset(&itnim->stats, 0, sizeof(itnim->stats)); + bfa_os_memset(&itnim->ioprofile, 0, sizeof(itnim->ioprofile)); + for (j = 0; j < BFA_IOBUCKET_MAX; j++) + itnim->ioprofile.io_latency.min[j] = ~0; +} + +/** + * BFA IO module state machine functions + */ + +/** + * IO is not started (unallocated). + */ +static void +bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc_fp(ioim->bfa, ioim->iotag); + bfa_trc_fp(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_START: + if (!bfa_itnim_is_online(ioim->itnim)) { + if (!bfa_itnim_hold_io(ioim->itnim)) { + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, + &ioim->fcpim->ioim_comp_q); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_pathtov, ioim); + } else { + list_del(&ioim->qe); + list_add_tail(&ioim->qe, + &ioim->itnim->pending_q); + } + break; + } + + if (ioim->nsges > BFI_SGE_INLINE) { + if (!bfa_ioim_sge_setup(ioim)) { + bfa_sm_set_state(ioim, bfa_ioim_sm_sgalloc); + return; + } + } + + if (!bfa_ioim_send_ioreq(ioim)) { + bfa_sm_set_state(ioim, bfa_ioim_sm_qfull); + break; + } + + bfa_sm_set_state(ioim, bfa_ioim_sm_active); + break; + + case BFA_IOIM_SM_IOTOV: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_pathtov, ioim); + break; + + case BFA_IOIM_SM_ABORT: + /** + * IO in pending queue can get abort requests. Complete abort + * requests immediately. + */ + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_assert(bfa_q_is_on_q(&ioim->itnim->pending_q, ioim)); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_abort, ioim); + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * IO is waiting for SG pages. + */ +static void +bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_SGALLOCED: + if (!bfa_ioim_send_ioreq(ioim)) { + bfa_sm_set_state(ioim, bfa_ioim_sm_qfull); + break; + } + bfa_sm_set_state(ioim, bfa_ioim_sm_active); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_ABORT: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * IO is active. + */ +static void +bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc_fp(ioim->bfa, ioim->iotag); + bfa_trc_fp(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_COMP_GOOD: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_good_comp, ioim); + break; + + case BFA_IOIM_SM_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp, + ioim); + break; + + case BFA_IOIM_SM_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp, + ioim); + break; + + case BFA_IOIM_SM_ABORT: + ioim->iosp->abort_explicit = BFA_TRUE; + ioim->io_cbfn = __bfa_cb_ioim_abort; + + if (bfa_ioim_send_abort(ioim)) + bfa_sm_set_state(ioim, bfa_ioim_sm_abort); + else { + bfa_sm_set_state(ioim, bfa_ioim_sm_abort_qfull); + bfa_stats(ioim->itnim, qwait); + bfa_reqq_wait(ioim->bfa, ioim->reqq, + &ioim->iosp->reqq_wait); + } + break; + + case BFA_IOIM_SM_CLEANUP: + ioim->iosp->abort_explicit = BFA_FALSE; + ioim->io_cbfn = __bfa_cb_ioim_failed; + + if (bfa_ioim_send_abort(ioim)) + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); + else { + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); + bfa_stats(ioim->itnim, qwait); + bfa_reqq_wait(ioim->bfa, ioim->reqq, + &ioim->iosp->reqq_wait); + } + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + case BFA_IOIM_SM_SQRETRY: + if (bfa_ioim_get_iotag(ioim) != BFA_TRUE) { + /* max retry completed free IO */ + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_failed, ioim); + break; + } + /* waiting for IO tag resource free */ + bfa_sm_set_state(ioim, bfa_ioim_sm_cmnd_retry); + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** +* IO is retried with new tag. +*/ +static void +bfa_ioim_sm_cmnd_retry(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc_fp(ioim->bfa, ioim->iotag); + bfa_trc_fp(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_FREE: + /* abts and rrq done. Now retry the IO with new tag */ + if (!bfa_ioim_send_ioreq(ioim)) { + bfa_sm_set_state(ioim, bfa_ioim_sm_qfull); + break; + } + bfa_sm_set_state(ioim, bfa_ioim_sm_active); + break; + + case BFA_IOIM_SM_CLEANUP: + ioim->iosp->abort_explicit = BFA_FALSE; + ioim->io_cbfn = __bfa_cb_ioim_failed; + + if (bfa_ioim_send_abort(ioim)) + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); + else { + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); + bfa_stats(ioim->itnim, qwait); + bfa_reqq_wait(ioim->bfa, ioim->reqq, + &ioim->iosp->reqq_wait); + } + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_failed, ioim); + break; + + case BFA_IOIM_SM_ABORT: + /** in this state IO abort is done. + * Waiting for IO tag resource free. + */ + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * IO is being aborted, waiting for completion from firmware. + */ +static void +bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_COMP_GOOD: + case BFA_IOIM_SM_COMP: + case BFA_IOIM_SM_DONE: + case BFA_IOIM_SM_FREE: + break; + + case BFA_IOIM_SM_ABORT_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_ABORT_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_COMP_UTAG: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE); + ioim->iosp->abort_explicit = BFA_FALSE; + + if (bfa_ioim_send_abort(ioim)) + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); + else { + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); + bfa_stats(ioim->itnim, qwait); + bfa_reqq_wait(ioim->bfa, ioim->reqq, + &ioim->iosp->reqq_wait); + } + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * IO is being cleaned up (implicit abort), waiting for completion from + * firmware. + */ +static void +bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_COMP_GOOD: + case BFA_IOIM_SM_COMP: + case BFA_IOIM_SM_DONE: + case BFA_IOIM_SM_FREE: + break; + + case BFA_IOIM_SM_ABORT: + /** + * IO is already being aborted implicitly + */ + ioim->io_cbfn = __bfa_cb_ioim_abort; + break; + + case BFA_IOIM_SM_ABORT_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_ABORT_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_COMP_UTAG: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + /** + * IO can be in cleanup state already due to TM command. + * 2nd cleanup request comes from ITN offline event. + */ + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * IO is waiting for room in request CQ + */ +static void +bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_QRESUME: + bfa_sm_set_state(ioim, bfa_ioim_sm_active); + bfa_ioim_send_ioreq(ioim); + break; + + case BFA_IOIM_SM_ABORT: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * Active IO is being aborted, waiting for room in request CQ. + */ +static void +bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_QRESUME: + bfa_sm_set_state(ioim, bfa_ioim_sm_abort); + bfa_ioim_send_abort(ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE); + ioim->iosp->abort_explicit = BFA_FALSE; + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); + break; + + case BFA_IOIM_SM_COMP_GOOD: + case BFA_IOIM_SM_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * Active IO is being cleaned up, waiting for room in request CQ. + */ +static void +bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_QRESUME: + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); + bfa_ioim_send_abort(ioim); + break; + + case BFA_IOIM_SM_ABORT: + /** + * IO is alraedy being cleaned up implicitly + */ + ioim->io_cbfn = __bfa_cb_ioim_abort; + break; + + case BFA_IOIM_SM_COMP_GOOD: + case BFA_IOIM_SM_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_ioim_move_to_comp_q(ioim); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * IO bfa callback is pending. + */ +static void +bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc_fp(ioim->bfa, ioim->iotag); + bfa_trc_fp(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_HCB: + bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); + bfa_ioim_free(ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * IO bfa callback is pending. IO resource cannot be freed. + */ +static void +bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_HCB: + bfa_sm_set_state(ioim, bfa_ioim_sm_resfree); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_resfree_q); + break; + + case BFA_IOIM_SM_FREE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + +/** + * IO is completed, waiting resource free from firmware. + */ +static void +bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_FREE: + bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); + bfa_ioim_free(ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + break; + + default: + bfa_sm_fault(ioim->bfa, event); + } +} + + + +/** + * hal_ioim_private + */ + +static void +__bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + bfa_cb_ioim_good_comp(ioim->bfa->bfad, ioim->dio); +} + +static void +__bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + struct bfi_ioim_rsp_s *m; + u8 *snsinfo = NULL; + u8 sns_len = 0; + s32 residue = 0; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + m = (struct bfi_ioim_rsp_s *) &ioim->iosp->comp_rspmsg; + if (m->io_status == BFI_IOIM_STS_OK) { + /** + * setup sense information, if present + */ + if ((m->scsi_status == SCSI_STATUS_CHECK_CONDITION) && + m->sns_len) { + sns_len = m->sns_len; + snsinfo = ioim->iosp->snsinfo; + } + + /** + * setup residue value correctly for normal completions + */ + if (m->resid_flags == FCP_RESID_UNDER) { + residue = bfa_os_ntohl(m->residue); + bfa_stats(ioim->itnim, iocomp_underrun); + } + if (m->resid_flags == FCP_RESID_OVER) { + residue = bfa_os_ntohl(m->residue); + residue = -residue; + bfa_stats(ioim->itnim, iocomp_overrun); + } + } + + bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, m->io_status, + m->scsi_status, sns_len, snsinfo, residue); +} + +static void +__bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_ABORTED, + 0, 0, NULL, 0); +} + +static void +__bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + + bfa_stats(ioim->itnim, path_tov_expired); + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_PATHTOV, + 0, 0, NULL, 0); +} + +static void +__bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + bfa_cb_ioim_abort(ioim->bfa->bfad, ioim->dio); +} + +static void +bfa_ioim_sgpg_alloced(void *cbarg) +{ + struct bfa_ioim_s *ioim = cbarg; + + ioim->nsgpgs = BFA_SGPG_NPAGE(ioim->nsges); + list_splice_tail_init(&ioim->iosp->sgpg_wqe.sgpg_q, &ioim->sgpg_q); + bfa_ioim_sgpg_setup(ioim); + bfa_sm_send_event(ioim, BFA_IOIM_SM_SGALLOCED); +} + +/** + * Send I/O request to firmware. + */ +static bfa_boolean_t +bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) +{ + struct bfa_itnim_s *itnim = ioim->itnim; + struct bfi_ioim_req_s *m; + static struct fcp_cmnd_s cmnd_z0 = { 0 }; + struct bfi_sge_s *sge; + u32 pgdlen = 0; + u32 fcp_dl; + u64 addr; + struct scatterlist *sg; + struct scsi_cmnd *cmnd = (struct scsi_cmnd *) ioim->dio; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(ioim->bfa, ioim->reqq); + if (!m) { + bfa_stats(ioim->itnim, qwait); + bfa_reqq_wait(ioim->bfa, ioim->reqq, + &ioim->iosp->reqq_wait); + return BFA_FALSE; + } + + /** + * build i/o request message next + */ + m->io_tag = bfa_os_htons(ioim->iotag); + m->rport_hdl = ioim->itnim->rport->fw_handle; + m->io_timeout = bfa_cb_ioim_get_timeout(ioim->dio); + + /** + * build inline IO SG element here + */ + sge = &m->sges[0]; + if (ioim->nsges) { + sg = (struct scatterlist *)scsi_sglist(cmnd); + addr = bfa_os_sgaddr(sg_dma_address(sg)); + sge->sga = *(union bfi_addr_u *) &addr; + pgdlen = sg_dma_len(sg); + sge->sg_len = pgdlen; + sge->flags = (ioim->nsges > BFI_SGE_INLINE) ? + BFI_SGE_DATA_CPL : BFI_SGE_DATA_LAST; + bfa_sge_to_be(sge); + sge++; + } + + if (ioim->nsges > BFI_SGE_INLINE) { + sge->sga = ioim->sgpg->sgpg_pa; + } else { + sge->sga.a32.addr_lo = 0; + sge->sga.a32.addr_hi = 0; + } + sge->sg_len = pgdlen; + sge->flags = BFI_SGE_PGDLEN; + bfa_sge_to_be(sge); + + /** + * set up I/O command parameters + */ + bfa_os_assign(m->cmnd, cmnd_z0); + m->cmnd.lun = bfa_cb_ioim_get_lun(ioim->dio); + m->cmnd.iodir = bfa_cb_ioim_get_iodir(ioim->dio); + bfa_os_assign(m->cmnd.cdb, + *(scsi_cdb_t *)bfa_cb_ioim_get_cdb(ioim->dio)); + fcp_dl = bfa_cb_ioim_get_size(ioim->dio); + m->cmnd.fcp_dl = bfa_os_htonl(fcp_dl); + + /** + * set up I/O message header + */ + switch (m->cmnd.iodir) { + case FCP_IODIR_READ: + bfi_h2i_set(m->mh, BFI_MC_IOIM_READ, 0, bfa_lpuid(ioim->bfa)); + bfa_stats(itnim, input_reqs); + ioim->itnim->stats.rd_throughput += fcp_dl; + break; + case FCP_IODIR_WRITE: + bfi_h2i_set(m->mh, BFI_MC_IOIM_WRITE, 0, bfa_lpuid(ioim->bfa)); + bfa_stats(itnim, output_reqs); + ioim->itnim->stats.wr_throughput += fcp_dl; + break; + case FCP_IODIR_RW: + bfa_stats(itnim, input_reqs); + bfa_stats(itnim, output_reqs); + default: + bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa)); + } + if (itnim->seq_rec || + (bfa_cb_ioim_get_size(ioim->dio) & (sizeof(u32) - 1))) + bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa)); + +#ifdef IOIM_ADVANCED + m->cmnd.crn = bfa_cb_ioim_get_crn(ioim->dio); + m->cmnd.priority = bfa_cb_ioim_get_priority(ioim->dio); + m->cmnd.taskattr = bfa_cb_ioim_get_taskattr(ioim->dio); + + /** + * Handle large CDB (>16 bytes). + */ + m->cmnd.addl_cdb_len = (bfa_cb_ioim_get_cdblen(ioim->dio) - + FCP_CMND_CDB_LEN) / sizeof(u32); + if (m->cmnd.addl_cdb_len) { + bfa_os_memcpy(&m->cmnd.cdb + 1, (scsi_cdb_t *) + bfa_cb_ioim_get_cdb(ioim->dio) + 1, + m->cmnd.addl_cdb_len * sizeof(u32)); + fcp_cmnd_fcpdl(&m->cmnd) = + bfa_os_htonl(bfa_cb_ioim_get_size(ioim->dio)); + } +#endif + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(ioim->bfa, ioim->reqq); + return BFA_TRUE; +} + +/** + * Setup any additional SG pages needed.Inline SG element is setup + * at queuing time. + */ +static bfa_boolean_t +bfa_ioim_sge_setup(struct bfa_ioim_s *ioim) +{ + u16 nsgpgs; + + bfa_assert(ioim->nsges > BFI_SGE_INLINE); + + /** + * allocate SG pages needed + */ + nsgpgs = BFA_SGPG_NPAGE(ioim->nsges); + if (!nsgpgs) + return BFA_TRUE; + + if (bfa_sgpg_malloc(ioim->bfa, &ioim->sgpg_q, nsgpgs) + != BFA_STATUS_OK) { + bfa_sgpg_wait(ioim->bfa, &ioim->iosp->sgpg_wqe, nsgpgs); + return BFA_FALSE; + } + + ioim->nsgpgs = nsgpgs; + bfa_ioim_sgpg_setup(ioim); + + return BFA_TRUE; +} + +static void +bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim) +{ + int sgeid, nsges, i; + struct bfi_sge_s *sge; + struct bfa_sgpg_s *sgpg; + u32 pgcumsz; + u64 addr; + struct scatterlist *sg; + struct scsi_cmnd *cmnd = (struct scsi_cmnd *) ioim->dio; + + sgeid = BFI_SGE_INLINE; + ioim->sgpg = sgpg = bfa_q_first(&ioim->sgpg_q); + + sg = scsi_sglist(cmnd); + sg = sg_next(sg); + + do { + sge = sgpg->sgpg->sges; + nsges = ioim->nsges - sgeid; + if (nsges > BFI_SGPG_DATA_SGES) + nsges = BFI_SGPG_DATA_SGES; + + pgcumsz = 0; + for (i = 0; i < nsges; i++, sge++, sgeid++, sg = sg_next(sg)) { + addr = bfa_os_sgaddr(sg_dma_address(sg)); + sge->sga = *(union bfi_addr_u *) &addr; + sge->sg_len = sg_dma_len(sg); + pgcumsz += sge->sg_len; + + /** + * set flags + */ + if (i < (nsges - 1)) + sge->flags = BFI_SGE_DATA; + else if (sgeid < (ioim->nsges - 1)) + sge->flags = BFI_SGE_DATA_CPL; + else + sge->flags = BFI_SGE_DATA_LAST; + + bfa_sge_to_le(sge); + } + + sgpg = (struct bfa_sgpg_s *) bfa_q_next(sgpg); + + /** + * set the link element of each page + */ + if (sgeid == ioim->nsges) { + sge->flags = BFI_SGE_PGDLEN; + sge->sga.a32.addr_lo = 0; + sge->sga.a32.addr_hi = 0; + } else { + sge->flags = BFI_SGE_LINK; + sge->sga = sgpg->sgpg_pa; + } + sge->sg_len = pgcumsz; + + bfa_sge_to_le(sge); + } while (sgeid < ioim->nsges); +} + +/** + * Send I/O abort request to firmware. + */ +static bfa_boolean_t +bfa_ioim_send_abort(struct bfa_ioim_s *ioim) +{ + struct bfi_ioim_abort_req_s *m; + enum bfi_ioim_h2i msgop; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(ioim->bfa, ioim->reqq); + if (!m) + return BFA_FALSE; + + /** + * build i/o request message next + */ + if (ioim->iosp->abort_explicit) + msgop = BFI_IOIM_H2I_IOABORT_REQ; + else + msgop = BFI_IOIM_H2I_IOCLEANUP_REQ; + + bfi_h2i_set(m->mh, BFI_MC_IOIM, msgop, bfa_lpuid(ioim->bfa)); + m->io_tag = bfa_os_htons(ioim->iotag); + m->abort_tag = ++ioim->abort_tag; + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(ioim->bfa, ioim->reqq); + return BFA_TRUE; +} + +/** + * Call to resume any I/O requests waiting for room in request queue. + */ +static void +bfa_ioim_qresume(void *cbarg) +{ + struct bfa_ioim_s *ioim = cbarg; + + bfa_stats(ioim->itnim, qresumes); + bfa_sm_send_event(ioim, BFA_IOIM_SM_QRESUME); +} + + +static void +bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim) +{ + /** + * Move IO from itnim queue to fcpim global queue since itnim will be + * freed. + */ + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); + + if (!ioim->iosp->tskim) { + if (ioim->fcpim->delay_comp && ioim->itnim->iotov_active) { + bfa_cb_dequeue(&ioim->hcb_qe); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->itnim->delay_comp_q); + } + bfa_itnim_iodone(ioim->itnim); + } else + bfa_tskim_iodone(ioim->iosp->tskim); +} + +static bfa_boolean_t +bfa_ioim_is_abortable(struct bfa_ioim_s *ioim) +{ + if ((bfa_sm_cmp_state(ioim, bfa_ioim_sm_uninit) && + (!bfa_q_is_on_q(&ioim->itnim->pending_q, ioim))) || + (bfa_sm_cmp_state(ioim, bfa_ioim_sm_abort)) || + (bfa_sm_cmp_state(ioim, bfa_ioim_sm_abort_qfull)) || + (bfa_sm_cmp_state(ioim, bfa_ioim_sm_hcb)) || + (bfa_sm_cmp_state(ioim, bfa_ioim_sm_hcb_free)) || + (bfa_sm_cmp_state(ioim, bfa_ioim_sm_resfree))) + return BFA_FALSE; + + return BFA_TRUE; +} + +/** + * or after the link comes back. + */ +void +bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov) +{ + /** + * If path tov timer expired, failback with PATHTOV status - these + * IO requests are not normally retried by IO stack. + * + * Otherwise device cameback online and fail it with normal failed + * status so that IO stack retries these failed IO requests. + */ + if (iotov) + ioim->io_cbfn = __bfa_cb_ioim_pathtov; + else { + ioim->io_cbfn = __bfa_cb_ioim_failed; + bfa_stats(ioim->itnim, iocom_nexus_abort); + } + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + + /** + * Move IO to fcpim global queue since itnim will be + * freed. + */ + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); +} + + + +/** + * hal_ioim_friend + */ + +/** + * Memory allocation and initialization. + */ +void +bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) +{ + struct bfa_ioim_s *ioim; + struct bfa_ioim_sp_s *iosp; + u16 i; + u8 *snsinfo; + u32 snsbufsz; + + /** + * claim memory first + */ + ioim = (struct bfa_ioim_s *) bfa_meminfo_kva(minfo); + fcpim->ioim_arr = ioim; + bfa_meminfo_kva(minfo) = (u8 *) (ioim + fcpim->num_ioim_reqs); + + iosp = (struct bfa_ioim_sp_s *) bfa_meminfo_kva(minfo); + fcpim->ioim_sp_arr = iosp; + bfa_meminfo_kva(minfo) = (u8 *) (iosp + fcpim->num_ioim_reqs); + + /** + * Claim DMA memory for per IO sense data. + */ + snsbufsz = fcpim->num_ioim_reqs * BFI_IOIM_SNSLEN; + fcpim->snsbase.pa = bfa_meminfo_dma_phys(minfo); + bfa_meminfo_dma_phys(minfo) += snsbufsz; + + fcpim->snsbase.kva = bfa_meminfo_dma_virt(minfo); + bfa_meminfo_dma_virt(minfo) += snsbufsz; + snsinfo = fcpim->snsbase.kva; + bfa_iocfc_set_snsbase(fcpim->bfa, fcpim->snsbase.pa); + + /** + * Initialize ioim free queues + */ + INIT_LIST_HEAD(&fcpim->ioim_free_q); + INIT_LIST_HEAD(&fcpim->ioim_resfree_q); + INIT_LIST_HEAD(&fcpim->ioim_comp_q); + + for (i = 0; i < fcpim->num_ioim_reqs; + i++, ioim++, iosp++, snsinfo += BFI_IOIM_SNSLEN) { + /* + * initialize IOIM + */ + bfa_os_memset(ioim, 0, sizeof(struct bfa_ioim_s)); + ioim->iotag = i; + ioim->bfa = fcpim->bfa; + ioim->fcpim = fcpim; + ioim->iosp = iosp; + iosp->snsinfo = snsinfo; + INIT_LIST_HEAD(&ioim->sgpg_q); + bfa_reqq_winit(&ioim->iosp->reqq_wait, + bfa_ioim_qresume, ioim); + bfa_sgpg_winit(&ioim->iosp->sgpg_wqe, + bfa_ioim_sgpg_alloced, ioim); + bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); + + list_add_tail(&ioim->qe, &fcpim->ioim_free_q); + } +} + +/** + * Driver detach time call. + */ +void +bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim) +{ +} + +void +bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m; + struct bfa_ioim_s *ioim; + u16 iotag; + enum bfa_ioim_event evt = BFA_IOIM_SM_COMP; + + iotag = bfa_os_ntohs(rsp->io_tag); + + ioim = BFA_IOIM_FROM_TAG(fcpim, iotag); + bfa_assert(ioim->iotag == iotag); + + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, rsp->io_status); + bfa_trc(ioim->bfa, rsp->reuse_io_tag); + + if (bfa_sm_cmp_state(ioim, bfa_ioim_sm_active)) + bfa_os_assign(ioim->iosp->comp_rspmsg, *m); + + switch (rsp->io_status) { + case BFI_IOIM_STS_OK: + bfa_stats(ioim->itnim, iocomp_ok); + if (rsp->reuse_io_tag == 0) + evt = BFA_IOIM_SM_DONE; + else + evt = BFA_IOIM_SM_COMP; + break; + + case BFI_IOIM_STS_TIMEDOUT: + bfa_stats(ioim->itnim, iocomp_timedout); + case BFI_IOIM_STS_ABORTED: + rsp->io_status = BFI_IOIM_STS_ABORTED; + bfa_stats(ioim->itnim, iocomp_aborted); + if (rsp->reuse_io_tag == 0) + evt = BFA_IOIM_SM_DONE; + else + evt = BFA_IOIM_SM_COMP; + break; + + case BFI_IOIM_STS_PROTO_ERR: + bfa_stats(ioim->itnim, iocom_proto_err); + bfa_assert(rsp->reuse_io_tag); + evt = BFA_IOIM_SM_COMP; + break; + + case BFI_IOIM_STS_SQER_NEEDED: + bfa_stats(ioim->itnim, iocom_sqer_needed); + bfa_assert(rsp->reuse_io_tag == 0); + evt = BFA_IOIM_SM_SQRETRY; + break; + + case BFI_IOIM_STS_RES_FREE: + bfa_stats(ioim->itnim, iocom_res_free); + evt = BFA_IOIM_SM_FREE; + break; + + case BFI_IOIM_STS_HOST_ABORTED: + bfa_stats(ioim->itnim, iocom_hostabrts); + if (rsp->abort_tag != ioim->abort_tag) { + bfa_trc(ioim->bfa, rsp->abort_tag); + bfa_trc(ioim->bfa, ioim->abort_tag); + return; + } + + if (rsp->reuse_io_tag) + evt = BFA_IOIM_SM_ABORT_COMP; + else + evt = BFA_IOIM_SM_ABORT_DONE; + break; + + case BFI_IOIM_STS_UTAG: + bfa_stats(ioim->itnim, iocom_utags); + evt = BFA_IOIM_SM_COMP_UTAG; + break; + + default: + bfa_assert(0); + } + + bfa_sm_send_event(ioim, evt); +} + +void +bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m; + struct bfa_ioim_s *ioim; + u16 iotag; + + iotag = bfa_os_ntohs(rsp->io_tag); + + ioim = BFA_IOIM_FROM_TAG(fcpim, iotag); + bfa_assert(ioim->iotag == iotag); + + bfa_trc_fp(ioim->bfa, ioim->iotag); + bfa_ioim_cb_profile_comp(fcpim, ioim); + + bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD); +} + +void +bfa_ioim_profile_start(struct bfa_ioim_s *ioim) +{ + ioim->start_time = bfa_os_get_clock(); +} + +void +bfa_ioim_profile_comp(struct bfa_ioim_s *ioim) +{ + u32 fcp_dl = bfa_cb_ioim_get_size(ioim->dio); + u32 index = bfa_ioim_get_index(fcp_dl); + u64 end_time = bfa_os_get_clock(); + struct bfa_itnim_latency_s *io_lat = + &(ioim->itnim->ioprofile.io_latency); + u32 val = (u32)(end_time - ioim->start_time); + + bfa_itnim_ioprofile_update(ioim->itnim, index); + + io_lat->count[index]++; + io_lat->min[index] = (io_lat->min[index] < val) ? + io_lat->min[index] : val; + io_lat->max[index] = (io_lat->max[index] > val) ? + io_lat->max[index] : val; + io_lat->avg[index] += val; +} +/** + * Called by itnim to clean up IO while going offline. + */ +void +bfa_ioim_cleanup(struct bfa_ioim_s *ioim) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_stats(ioim->itnim, io_cleanups); + + ioim->iosp->tskim = NULL; + bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP); +} + +void +bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, struct bfa_tskim_s *tskim) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_stats(ioim->itnim, io_tmaborts); + + ioim->iosp->tskim = tskim; + bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP); +} + +/** + * IOC failure handling. + */ +void +bfa_ioim_iocdisable(struct bfa_ioim_s *ioim) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_stats(ioim->itnim, io_iocdowns); + bfa_sm_send_event(ioim, BFA_IOIM_SM_HWFAIL); +} + +/** + * IO offline TOV popped. Fail the pending IO. + */ +void +bfa_ioim_tov(struct bfa_ioim_s *ioim) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_sm_send_event(ioim, BFA_IOIM_SM_IOTOV); +} + + + +/** + * hal_ioim_api + */ + +/** + * Allocate IOIM resource for initiator mode I/O request. + */ +struct bfa_ioim_s * +bfa_ioim_alloc(struct bfa_s *bfa, struct bfad_ioim_s *dio, + struct bfa_itnim_s *itnim, u16 nsges) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_ioim_s *ioim; + + /** + * alocate IOIM resource + */ + bfa_q_deq(&fcpim->ioim_free_q, &ioim); + if (!ioim) { + bfa_stats(itnim, no_iotags); + return NULL; + } + + ioim->dio = dio; + ioim->itnim = itnim; + ioim->nsges = nsges; + ioim->nsgpgs = 0; + + bfa_stats(itnim, total_ios); + fcpim->ios_active++; + + list_add_tail(&ioim->qe, &itnim->io_q); + bfa_trc_fp(ioim->bfa, ioim->iotag); + + return ioim; +} + +void +bfa_ioim_free(struct bfa_ioim_s *ioim) +{ + struct bfa_fcpim_mod_s *fcpim = ioim->fcpim; + + bfa_trc_fp(ioim->bfa, ioim->iotag); + bfa_assert_fp(bfa_sm_cmp_state(ioim, bfa_ioim_sm_uninit)); + + bfa_assert_fp(list_empty(&ioim->sgpg_q) || + (ioim->nsges > BFI_SGE_INLINE)); + + if (ioim->nsgpgs > 0) + bfa_sgpg_mfree(ioim->bfa, &ioim->sgpg_q, ioim->nsgpgs); + + bfa_stats(ioim->itnim, io_comps); + fcpim->ios_active--; + + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &fcpim->ioim_free_q); +} + +void +bfa_ioim_start(struct bfa_ioim_s *ioim) +{ + bfa_trc_fp(ioim->bfa, ioim->iotag); + + bfa_ioim_cb_profile_start(ioim->fcpim, ioim); + + /** + * Obtain the queue over which this request has to be issued + */ + ioim->reqq = bfa_fcpim_ioredirect_enabled(ioim->bfa) ? + bfa_cb_ioim_get_reqq(ioim->dio) : + bfa_itnim_get_reqq(ioim); + + bfa_sm_send_event(ioim, BFA_IOIM_SM_START); +} + +/** + * Driver I/O abort request. + */ +bfa_status_t +bfa_ioim_abort(struct bfa_ioim_s *ioim) +{ + + bfa_trc(ioim->bfa, ioim->iotag); + + if (!bfa_ioim_is_abortable(ioim)) + return BFA_STATUS_FAILED; + + bfa_stats(ioim->itnim, io_aborts); + bfa_sm_send_event(ioim, BFA_IOIM_SM_ABORT); + + return BFA_STATUS_OK; +} + + +/** + * BFA TSKIM state machine functions + */ + +/** + * Task management command beginning state. + */ +static void +bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) +{ + bfa_trc(tskim->bfa, event); + + switch (event) { + case BFA_TSKIM_SM_START: + bfa_sm_set_state(tskim, bfa_tskim_sm_active); + bfa_tskim_gather_ios(tskim); + + /** + * If device is offline, do not send TM on wire. Just cleanup + * any pending IO requests and complete TM request. + */ + if (!bfa_itnim_is_online(tskim->itnim)) { + bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup); + tskim->tsk_status = BFI_TSKIM_STS_OK; + bfa_tskim_cleanup_ios(tskim); + return; + } + + if (!bfa_tskim_send(tskim)) { + bfa_sm_set_state(tskim, bfa_tskim_sm_qfull); + bfa_stats(tskim->itnim, tm_qwait); + bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq, + &tskim->reqq_wait); + } + break; + + default: + bfa_sm_fault(tskim->bfa, event); + } +} + +/** + * brief + * TM command is active, awaiting completion from firmware to + * cleanup IO requests in TM scope. + */ +static void +bfa_tskim_sm_active(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) +{ + bfa_trc(tskim->bfa, event); + + switch (event) { + case BFA_TSKIM_SM_DONE: + bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup); + bfa_tskim_cleanup_ios(tskim); + break; + + case BFA_TSKIM_SM_CLEANUP: + bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup); + if (!bfa_tskim_send_abort(tskim)) { + bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup_qfull); + bfa_stats(tskim->itnim, tm_qwait); + bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq, + &tskim->reqq_wait); + } + break; + + case BFA_TSKIM_SM_HWFAIL: + bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); + bfa_tskim_iocdisable_ios(tskim); + bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); + break; + + default: + bfa_sm_fault(tskim->bfa, event); + } +} + +/** + * An active TM is being cleaned up since ITN is offline. Awaiting cleanup + * completion event from firmware. + */ +static void +bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) +{ + bfa_trc(tskim->bfa, event); + + switch (event) { + case BFA_TSKIM_SM_DONE: + /** + * Ignore and wait for ABORT completion from firmware. + */ + break; + + case BFA_TSKIM_SM_CLEANUP_DONE: + bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup); + bfa_tskim_cleanup_ios(tskim); + break; + + case BFA_TSKIM_SM_HWFAIL: + bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); + bfa_tskim_iocdisable_ios(tskim); + bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); + break; + + default: + bfa_sm_fault(tskim->bfa, event); + } +} + +static void +bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) +{ + bfa_trc(tskim->bfa, event); + + switch (event) { + case BFA_TSKIM_SM_IOS_DONE: + bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); + bfa_tskim_qcomp(tskim, __bfa_cb_tskim_done); + break; + + case BFA_TSKIM_SM_CLEANUP: + /** + * Ignore, TM command completed on wire. + * Notify TM conmpletion on IO cleanup completion. + */ + break; + + case BFA_TSKIM_SM_HWFAIL: + bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); + bfa_tskim_iocdisable_ios(tskim); + bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); + break; + + default: + bfa_sm_fault(tskim->bfa, event); + } +} + +/** + * Task management command is waiting for room in request CQ + */ +static void +bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) +{ + bfa_trc(tskim->bfa, event); + + switch (event) { + case BFA_TSKIM_SM_QRESUME: + bfa_sm_set_state(tskim, bfa_tskim_sm_active); + bfa_tskim_send(tskim); + break; + + case BFA_TSKIM_SM_CLEANUP: + /** + * No need to send TM on wire since ITN is offline. + */ + bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup); + bfa_reqq_wcancel(&tskim->reqq_wait); + bfa_tskim_cleanup_ios(tskim); + break; + + case BFA_TSKIM_SM_HWFAIL: + bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); + bfa_reqq_wcancel(&tskim->reqq_wait); + bfa_tskim_iocdisable_ios(tskim); + bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); + break; + + default: + bfa_sm_fault(tskim->bfa, event); + } +} + +/** + * Task management command is active, awaiting for room in request CQ + * to send clean up request. + */ +static void +bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim, + enum bfa_tskim_event event) +{ + bfa_trc(tskim->bfa, event); + + switch (event) { + case BFA_TSKIM_SM_DONE: + bfa_reqq_wcancel(&tskim->reqq_wait); + /** + * + * Fall through !!! + */ + + case BFA_TSKIM_SM_QRESUME: + bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup); + bfa_tskim_send_abort(tskim); + break; + + case BFA_TSKIM_SM_HWFAIL: + bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); + bfa_reqq_wcancel(&tskim->reqq_wait); + bfa_tskim_iocdisable_ios(tskim); + bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); + break; + + default: + bfa_sm_fault(tskim->bfa, event); + } +} + +/** + * BFA callback is pending + */ +static void +bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) +{ + bfa_trc(tskim->bfa, event); + + switch (event) { + case BFA_TSKIM_SM_HCB: + bfa_sm_set_state(tskim, bfa_tskim_sm_uninit); + bfa_tskim_free(tskim); + break; + + case BFA_TSKIM_SM_CLEANUP: + bfa_tskim_notify_comp(tskim); + break; + + case BFA_TSKIM_SM_HWFAIL: + break; + + default: + bfa_sm_fault(tskim->bfa, event); + } +} + + + +/** + * hal_tskim_private + */ + +static void +__bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_tskim_s *tskim = cbarg; + + if (!complete) { + bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB); + return; + } + + bfa_stats(tskim->itnim, tm_success); + bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk, tskim->tsk_status); +} + +static void +__bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_tskim_s *tskim = cbarg; + + if (!complete) { + bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB); + return; + } + + bfa_stats(tskim->itnim, tm_failures); + bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk, + BFI_TSKIM_STS_FAILED); +} + +static bfa_boolean_t +bfa_tskim_match_scope(struct bfa_tskim_s *tskim, lun_t lun) +{ + switch (tskim->tm_cmnd) { + case FCP_TM_TARGET_RESET: + return BFA_TRUE; + + case FCP_TM_ABORT_TASK_SET: + case FCP_TM_CLEAR_TASK_SET: + case FCP_TM_LUN_RESET: + case FCP_TM_CLEAR_ACA: + return (tskim->lun == lun); + + default: + bfa_assert(0); + } + + return BFA_FALSE; +} + +/** + * Gather affected IO requests and task management commands. + */ +static void +bfa_tskim_gather_ios(struct bfa_tskim_s *tskim) +{ + struct bfa_itnim_s *itnim = tskim->itnim; + struct bfa_ioim_s *ioim; + struct list_head *qe, *qen; + + INIT_LIST_HEAD(&tskim->io_q); + + /** + * Gather any active IO requests first. + */ + list_for_each_safe(qe, qen, &itnim->io_q) { + ioim = (struct bfa_ioim_s *) qe; + if (bfa_tskim_match_scope + (tskim, bfa_cb_ioim_get_lun(ioim->dio))) { + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &tskim->io_q); + } + } + + /** + * Failback any pending IO requests immediately. + */ + list_for_each_safe(qe, qen, &itnim->pending_q) { + ioim = (struct bfa_ioim_s *) qe; + if (bfa_tskim_match_scope + (tskim, bfa_cb_ioim_get_lun(ioim->dio))) { + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); + bfa_ioim_tov(ioim); + } + } +} + +/** + * IO cleanup completion + */ +static void +bfa_tskim_cleanp_comp(void *tskim_cbarg) +{ + struct bfa_tskim_s *tskim = tskim_cbarg; + + bfa_stats(tskim->itnim, tm_io_comps); + bfa_sm_send_event(tskim, BFA_TSKIM_SM_IOS_DONE); +} + +/** + * Gather affected IO requests and task management commands. + */ +static void +bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim) +{ + struct bfa_ioim_s *ioim; + struct list_head *qe, *qen; + + bfa_wc_init(&tskim->wc, bfa_tskim_cleanp_comp, tskim); + + list_for_each_safe(qe, qen, &tskim->io_q) { + ioim = (struct bfa_ioim_s *) qe; + bfa_wc_up(&tskim->wc); + bfa_ioim_cleanup_tm(ioim, tskim); + } + + bfa_wc_wait(&tskim->wc); +} + +/** + * Send task management request to firmware. + */ +static bfa_boolean_t +bfa_tskim_send(struct bfa_tskim_s *tskim) +{ + struct bfa_itnim_s *itnim = tskim->itnim; + struct bfi_tskim_req_s *m; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(tskim->bfa, itnim->reqq); + if (!m) + return BFA_FALSE; + + /** + * build i/o request message next + */ + bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_TM_REQ, + bfa_lpuid(tskim->bfa)); + + m->tsk_tag = bfa_os_htons(tskim->tsk_tag); + m->itn_fhdl = tskim->itnim->rport->fw_handle; + m->t_secs = tskim->tsecs; + m->lun = tskim->lun; + m->tm_flags = tskim->tm_cmnd; + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(tskim->bfa, itnim->reqq); + return BFA_TRUE; +} + +/** + * Send abort request to cleanup an active TM to firmware. + */ +static bfa_boolean_t +bfa_tskim_send_abort(struct bfa_tskim_s *tskim) +{ + struct bfa_itnim_s *itnim = tskim->itnim; + struct bfi_tskim_abortreq_s *m; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(tskim->bfa, itnim->reqq); + if (!m) + return BFA_FALSE; + + /** + * build i/o request message next + */ + bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_ABORT_REQ, + bfa_lpuid(tskim->bfa)); + + m->tsk_tag = bfa_os_htons(tskim->tsk_tag); + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(tskim->bfa, itnim->reqq); + return BFA_TRUE; +} + +/** + * Call to resume task management cmnd waiting for room in request queue. + */ +static void +bfa_tskim_qresume(void *cbarg) +{ + struct bfa_tskim_s *tskim = cbarg; + + bfa_stats(tskim->itnim, tm_qresumes); + bfa_sm_send_event(tskim, BFA_TSKIM_SM_QRESUME); +} + +/** + * Cleanup IOs associated with a task mangement command on IOC failures. + */ +static void +bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim) +{ + struct bfa_ioim_s *ioim; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &tskim->io_q) { + ioim = (struct bfa_ioim_s *) qe; + bfa_ioim_iocdisable(ioim); + } +} + + + +/** + * hal_tskim_friend + */ + +/** + * Notification on completions from related ioim. + */ +void +bfa_tskim_iodone(struct bfa_tskim_s *tskim) +{ + bfa_wc_down(&tskim->wc); +} + +/** + * Handle IOC h/w failure notification from itnim. + */ +void +bfa_tskim_iocdisable(struct bfa_tskim_s *tskim) +{ + tskim->notify = BFA_FALSE; + bfa_stats(tskim->itnim, tm_iocdowns); + bfa_sm_send_event(tskim, BFA_TSKIM_SM_HWFAIL); +} + +/** + * Cleanup TM command and associated IOs as part of ITNIM offline. + */ +void +bfa_tskim_cleanup(struct bfa_tskim_s *tskim) +{ + tskim->notify = BFA_TRUE; + bfa_stats(tskim->itnim, tm_cleanups); + bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP); +} + +/** + * Memory allocation and initialization. + */ +void +bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) +{ + struct bfa_tskim_s *tskim; + u16 i; + + INIT_LIST_HEAD(&fcpim->tskim_free_q); + + tskim = (struct bfa_tskim_s *) bfa_meminfo_kva(minfo); + fcpim->tskim_arr = tskim; + + for (i = 0; i < fcpim->num_tskim_reqs; i++, tskim++) { + /* + * initialize TSKIM + */ + bfa_os_memset(tskim, 0, sizeof(struct bfa_tskim_s)); + tskim->tsk_tag = i; + tskim->bfa = fcpim->bfa; + tskim->fcpim = fcpim; + tskim->notify = BFA_FALSE; + bfa_reqq_winit(&tskim->reqq_wait, bfa_tskim_qresume, + tskim); + bfa_sm_set_state(tskim, bfa_tskim_sm_uninit); + + list_add_tail(&tskim->qe, &fcpim->tskim_free_q); + } + + bfa_meminfo_kva(minfo) = (u8 *) tskim; +} + +void +bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim) +{ + /** + * @todo + */ +} + +void +bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfi_tskim_rsp_s *rsp = (struct bfi_tskim_rsp_s *) m; + struct bfa_tskim_s *tskim; + u16 tsk_tag = bfa_os_ntohs(rsp->tsk_tag); + + tskim = BFA_TSKIM_FROM_TAG(fcpim, tsk_tag); + bfa_assert(tskim->tsk_tag == tsk_tag); + + tskim->tsk_status = rsp->tsk_status; + + /** + * Firmware sends BFI_TSKIM_STS_ABORTED status for abort + * requests. All other statuses are for normal completions. + */ + if (rsp->tsk_status == BFI_TSKIM_STS_ABORTED) { + bfa_stats(tskim->itnim, tm_cleanup_comps); + bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP_DONE); + } else { + bfa_stats(tskim->itnim, tm_fw_rsps); + bfa_sm_send_event(tskim, BFA_TSKIM_SM_DONE); + } +} + + + +/** + * hal_tskim_api + */ + + +struct bfa_tskim_s * +bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_tskim_s *tskim; + + bfa_q_deq(&fcpim->tskim_free_q, &tskim); + + if (tskim) + tskim->dtsk = dtsk; + + return tskim; +} + +void +bfa_tskim_free(struct bfa_tskim_s *tskim) +{ + bfa_assert(bfa_q_is_on_q_func(&tskim->itnim->tsk_q, &tskim->qe)); + list_del(&tskim->qe); + list_add_tail(&tskim->qe, &tskim->fcpim->tskim_free_q); +} + +/** + * Start a task management command. + * + * @param[in] tskim BFA task management command instance + * @param[in] itnim i-t nexus for the task management command + * @param[in] lun lun, if applicable + * @param[in] tm_cmnd Task management command code. + * @param[in] t_secs Timeout in seconds + * + * @return None. + */ +void +bfa_tskim_start(struct bfa_tskim_s *tskim, struct bfa_itnim_s *itnim, lun_t lun, + enum fcp_tm_cmnd tm_cmnd, u8 tsecs) +{ + tskim->itnim = itnim; + tskim->lun = lun; + tskim->tm_cmnd = tm_cmnd; + tskim->tsecs = tsecs; + tskim->notify = BFA_FALSE; + bfa_stats(itnim, tm_cmnds); + + list_add_tail(&tskim->qe, &itnim->tsk_q); + bfa_sm_send_event(tskim, BFA_TSKIM_SM_START); +} diff --git a/drivers/scsi/bfa/bfa_fcpim.h b/drivers/scsi/bfa/bfa_fcpim.h new file mode 100644 index 00000000000..3bf343160aa --- /dev/null +++ b/drivers/scsi/bfa/bfa_fcpim.h @@ -0,0 +1,401 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFA_FCPIM_H__ +#define __BFA_FCPIM_H__ + +#include "bfa.h" +#include "bfa_svc.h" +#include "bfi_ms.h" +#include "bfa_defs_svc.h" +#include "bfa_cs.h" + + +#define BFA_ITNIM_MIN 32 +#define BFA_ITNIM_MAX 1024 + +#define BFA_IOIM_MIN 8 +#define BFA_IOIM_MAX 2000 + +#define BFA_TSKIM_MIN 4 +#define BFA_TSKIM_MAX 512 +#define BFA_FCPIM_PATHTOV_DEF (30 * 1000) /* in millisecs */ +#define BFA_FCPIM_PATHTOV_MAX (90 * 1000) /* in millisecs */ + + +#define bfa_itnim_ioprofile_update(__itnim, __index) \ + (__itnim->ioprofile.iocomps[__index]++) + +#define BFA_IOIM_RETRY_TAG_OFFSET 11 +#define BFA_IOIM_RETRY_TAG_MASK 0x07ff /* 2K IOs */ +#define BFA_IOIM_RETRY_MAX 7 + +/* Buckets are are 512 bytes to 2MB */ +static inline u32 +bfa_ioim_get_index(u32 n) { + int pos = 0; + if (n >= (1UL)<<22) + return BFA_IOBUCKET_MAX - 1; + n >>= 8; + if (n >= (1UL)<<16) + n >>= 16; pos += 16; + if (n >= 1 << 8) + n >>= 8; pos += 8; + if (n >= 1 << 4) + n >>= 4; pos += 4; + if (n >= 1 << 2) + n >>= 2; pos += 2; + if (n >= 1 << 1) + pos += 1; + + return (n == 0) ? (0) : pos; +} + +/* + * forward declarations + */ +struct bfa_ioim_s; +struct bfa_tskim_s; +struct bfad_ioim_s; +struct bfad_tskim_s; + +typedef void (*bfa_fcpim_profile_t) (struct bfa_ioim_s *ioim); + +struct bfa_fcpim_mod_s { + struct bfa_s *bfa; + struct bfa_itnim_s *itnim_arr; + struct bfa_ioim_s *ioim_arr; + struct bfa_ioim_sp_s *ioim_sp_arr; + struct bfa_tskim_s *tskim_arr; + struct bfa_dma_s snsbase; + int num_itnims; + int num_ioim_reqs; + int num_tskim_reqs; + u32 path_tov; + u16 q_depth; + u8 reqq; /* Request queue to be used */ + u8 rsvd; + struct list_head itnim_q; /* queue of active itnim */ + struct list_head ioim_free_q; /* free IO resources */ + struct list_head ioim_resfree_q; /* IOs waiting for f/w */ + struct list_head ioim_comp_q; /* IO global comp Q */ + struct list_head tskim_free_q; + u32 ios_active; /* current active IOs */ + u32 delay_comp; + struct bfa_fcpim_del_itn_stats_s del_itn_stats; + bfa_boolean_t ioredirect; + bfa_boolean_t io_profile; + u32 io_profile_start_time; + bfa_fcpim_profile_t profile_comp; + bfa_fcpim_profile_t profile_start; +}; + +/** + * BFA IO (initiator mode) + */ +struct bfa_ioim_s { + struct list_head qe; /* queue elememt */ + bfa_sm_t sm; /* BFA ioim state machine */ + struct bfa_s *bfa; /* BFA module */ + struct bfa_fcpim_mod_s *fcpim; /* parent fcpim module */ + struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */ + struct bfad_ioim_s *dio; /* driver IO handle */ + u16 iotag; /* FWI IO tag */ + u16 abort_tag; /* unqiue abort request tag */ + u16 nsges; /* number of SG elements */ + u16 nsgpgs; /* number of SG pages */ + struct bfa_sgpg_s *sgpg; /* first SG page */ + struct list_head sgpg_q; /* allocated SG pages */ + struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ + bfa_cb_cbfn_t io_cbfn; /* IO completion handler */ + struct bfa_ioim_sp_s *iosp; /* slow-path IO handling */ + u8 reqq; /* Request queue for I/O */ + u64 start_time; /* IO's Profile start val */ +}; + + +struct bfa_ioim_sp_s { + struct bfi_msg_s comp_rspmsg; /* IO comp f/w response */ + u8 *snsinfo; /* sense info for this IO */ + struct bfa_sgpg_wqe_s sgpg_wqe; /* waitq elem for sgpg */ + struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ + bfa_boolean_t abort_explicit; /* aborted by OS */ + struct bfa_tskim_s *tskim; /* Relevant TM cmd */ +}; + +/** + * BFA Task management command (initiator mode) + */ +struct bfa_tskim_s { + struct list_head qe; + bfa_sm_t sm; + struct bfa_s *bfa; /* BFA module */ + struct bfa_fcpim_mod_s *fcpim; /* parent fcpim module */ + struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */ + struct bfad_tskim_s *dtsk; /* driver task mgmt cmnd */ + bfa_boolean_t notify; /* notify itnim on TM comp */ + lun_t lun; /* lun if applicable */ + enum fcp_tm_cmnd tm_cmnd; /* task management command */ + u16 tsk_tag; /* FWI IO tag */ + u8 tsecs; /* timeout in seconds */ + struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ + struct list_head io_q; /* queue of affected IOs */ + struct bfa_wc_s wc; /* waiting counter */ + struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ + enum bfi_tskim_status tsk_status; /* TM status */ +}; + + +/** + * BFA i-t-n (initiator mode) + */ +struct bfa_itnim_s { + struct list_head qe; /* queue element */ + bfa_sm_t sm; /* i-t-n im BFA state machine */ + struct bfa_s *bfa; /* bfa instance */ + struct bfa_rport_s *rport; /* bfa rport */ + void *ditn; /* driver i-t-n structure */ + struct bfi_mhdr_s mhdr; /* pre-built mhdr */ + u8 msg_no; /* itnim/rport firmware handle */ + u8 reqq; /* CQ for requests */ + struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ + struct list_head pending_q; /* queue of pending IO requests */ + struct list_head io_q; /* queue of active IO requests */ + struct list_head io_cleanup_q; /* IO being cleaned up */ + struct list_head tsk_q; /* queue of active TM commands */ + struct list_head delay_comp_q; /* queue of failed inflight cmds */ + bfa_boolean_t seq_rec; /* SQER supported */ + bfa_boolean_t is_online; /* itnim is ONLINE for IO */ + bfa_boolean_t iotov_active; /* IO TOV timer is active */ + struct bfa_wc_s wc; /* waiting counter */ + struct bfa_timer_s timer; /* pending IO TOV */ + struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ + struct bfa_fcpim_mod_s *fcpim; /* fcpim module */ + struct bfa_itnim_iostats_s stats; + struct bfa_itnim_ioprofile_s ioprofile; +}; + + +#define bfa_itnim_is_online(_itnim) ((_itnim)->is_online) +#define BFA_FCPIM_MOD(_hal) (&(_hal)->modules.fcpim_mod) +#define BFA_IOIM_FROM_TAG(_fcpim, _iotag) \ + (&fcpim->ioim_arr[(_iotag & BFA_IOIM_RETRY_TAG_MASK)]) +#define BFA_TSKIM_FROM_TAG(_fcpim, _tmtag) \ + (&fcpim->tskim_arr[_tmtag & (fcpim->num_tskim_reqs - 1)]) + +#define bfa_io_profile_start_time(_bfa) \ + (_bfa->modules.fcpim_mod.io_profile_start_time) +#define bfa_fcpim_get_io_profile(_bfa) \ + (_bfa->modules.fcpim_mod.io_profile) + +static inline bfa_boolean_t +bfa_ioim_get_iotag(struct bfa_ioim_s *ioim) +{ + u16 k = ioim->iotag; + + k >>= BFA_IOIM_RETRY_TAG_OFFSET; k++; + + if (k > BFA_IOIM_RETRY_MAX) + return BFA_FALSE; + ioim->iotag &= BFA_IOIM_RETRY_TAG_MASK; + ioim->iotag |= k<<BFA_IOIM_RETRY_TAG_OFFSET; + return BFA_TRUE; +} +/* + * function prototypes + */ +void bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, + struct bfa_meminfo_s *minfo); +void bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim); +void bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); +void bfa_ioim_good_comp_isr(struct bfa_s *bfa, + struct bfi_msg_s *msg); +void bfa_ioim_cleanup(struct bfa_ioim_s *ioim); +void bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, + struct bfa_tskim_s *tskim); +void bfa_ioim_iocdisable(struct bfa_ioim_s *ioim); +void bfa_ioim_tov(struct bfa_ioim_s *ioim); + +void bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, + struct bfa_meminfo_s *minfo); +void bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim); +void bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); +void bfa_tskim_iodone(struct bfa_tskim_s *tskim); +void bfa_tskim_iocdisable(struct bfa_tskim_s *tskim); +void bfa_tskim_cleanup(struct bfa_tskim_s *tskim); + +void bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, + u32 *dm_len); +void bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, + struct bfa_meminfo_s *minfo); +void bfa_itnim_detach(struct bfa_fcpim_mod_s *fcpim); +void bfa_itnim_iocdisable(struct bfa_itnim_s *itnim); +void bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); +void bfa_itnim_iodone(struct bfa_itnim_s *itnim); +void bfa_itnim_tskdone(struct bfa_itnim_s *itnim); +bfa_boolean_t bfa_itnim_hold_io(struct bfa_itnim_s *itnim); +void bfa_ioim_profile_comp(struct bfa_ioim_s *ioim); +void bfa_ioim_profile_start(struct bfa_ioim_s *ioim); + + +/* + * bfa fcpim module API functions + */ +void bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov); +u16 bfa_fcpim_path_tov_get(struct bfa_s *bfa); +void bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth); +u16 bfa_fcpim_qdepth_get(struct bfa_s *bfa); +bfa_status_t bfa_fcpim_get_modstats(struct bfa_s *bfa, + struct bfa_itnim_iostats_s *modstats); +bfa_status_t bfa_fcpim_port_iostats(struct bfa_s *bfa, + struct bfa_itnim_iostats_s *stats, u8 lp_tag); +bfa_status_t bfa_fcpim_get_del_itn_stats(struct bfa_s *bfa, + struct bfa_fcpim_del_itn_stats_s *modstats); +bfa_status_t bfa_fcpim_port_clear_iostats(struct bfa_s *bfa, u8 lp_tag); +void bfa_fcpim_add_stats(struct bfa_itnim_iostats_s *fcpim_stats, + struct bfa_itnim_iostats_s *itnim_stats); +bfa_status_t bfa_fcpim_clr_modstats(struct bfa_s *bfa); +void bfa_fcpim_set_ioredirect(struct bfa_s *bfa, + bfa_boolean_t state); +void bfa_fcpim_update_ioredirect(struct bfa_s *bfa); +bfa_status_t bfa_fcpim_profile_on(struct bfa_s *bfa, u32 time); +bfa_status_t bfa_fcpim_profile_off(struct bfa_s *bfa); +#define bfa_fcpim_ioredirect_enabled(__bfa) \ + (((struct bfa_fcpim_mod_s *)(BFA_FCPIM_MOD(__bfa)))->ioredirect) + +#define bfa_fcpim_get_next_reqq(__bfa, __qid) \ +{ \ + struct bfa_fcpim_mod_s *__fcpim = BFA_FCPIM_MOD(__bfa); \ + __fcpim->reqq++; \ + __fcpim->reqq &= (BFI_IOC_MAX_CQS - 1); \ + *(__qid) = __fcpim->reqq; \ +} + +#define bfa_iocfc_map_msg_to_qid(__msg, __qid) \ + *(__qid) = (u8)((__msg) & (BFI_IOC_MAX_CQS - 1)); +/* + * bfa itnim API functions + */ +struct bfa_itnim_s *bfa_itnim_create(struct bfa_s *bfa, + struct bfa_rport_s *rport, void *itnim); +void bfa_itnim_delete(struct bfa_itnim_s *itnim); +void bfa_itnim_online(struct bfa_itnim_s *itnim, + bfa_boolean_t seq_rec); +void bfa_itnim_offline(struct bfa_itnim_s *itnim); +void bfa_itnim_get_stats(struct bfa_itnim_s *itnim, + struct bfa_itnim_iostats_s *stats); +void bfa_itnim_clear_stats(struct bfa_itnim_s *itnim); +bfa_status_t bfa_itnim_get_ioprofile(struct bfa_itnim_s *itnim, + struct bfa_itnim_ioprofile_s *ioprofile); +#define bfa_itnim_get_reqq(__ioim) (((struct bfa_ioim_s *)__ioim)->itnim->reqq) + +/** + * BFA completion callback for bfa_itnim_online(). + * + * @param[in] itnim FCS or driver itnim instance + * + * return None + */ +void bfa_cb_itnim_online(void *itnim); + +/** + * BFA completion callback for bfa_itnim_offline(). + * + * @param[in] itnim FCS or driver itnim instance + * + * return None + */ +void bfa_cb_itnim_offline(void *itnim); +void bfa_cb_itnim_tov_begin(void *itnim); +void bfa_cb_itnim_tov(void *itnim); + +/** + * BFA notification to FCS/driver for second level error recovery. + * + * Atleast one I/O request has timedout and target is unresponsive to + * repeated abort requests. Second level error recovery should be initiated + * by starting implicit logout and recovery procedures. + * + * @param[in] itnim FCS or driver itnim instance + * + * return None + */ +void bfa_cb_itnim_sler(void *itnim); + +/* + * bfa ioim API functions + */ +struct bfa_ioim_s *bfa_ioim_alloc(struct bfa_s *bfa, + struct bfad_ioim_s *dio, + struct bfa_itnim_s *itnim, + u16 nsgles); + +void bfa_ioim_free(struct bfa_ioim_s *ioim); +void bfa_ioim_start(struct bfa_ioim_s *ioim); +bfa_status_t bfa_ioim_abort(struct bfa_ioim_s *ioim); +void bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, + bfa_boolean_t iotov); + + +/** + * I/O completion notification. + * + * @param[in] dio driver IO structure + * @param[in] io_status IO completion status + * @param[in] scsi_status SCSI status returned by target + * @param[in] sns_len SCSI sense length, 0 if none + * @param[in] sns_info SCSI sense data, if any + * @param[in] residue Residual length + * + * @return None + */ +void bfa_cb_ioim_done(void *bfad, struct bfad_ioim_s *dio, + enum bfi_ioim_status io_status, + u8 scsi_status, int sns_len, + u8 *sns_info, s32 residue); + +/** + * I/O good completion notification. + * + * @param[in] dio driver IO structure + * + * @return None + */ +void bfa_cb_ioim_good_comp(void *bfad, struct bfad_ioim_s *dio); + +/** + * I/O abort completion notification + * + * @param[in] dio driver IO that was aborted + * + * @return None + */ +void bfa_cb_ioim_abort(void *bfad, struct bfad_ioim_s *dio); + +/* + * bfa tskim API functions + */ +struct bfa_tskim_s *bfa_tskim_alloc(struct bfa_s *bfa, + struct bfad_tskim_s *dtsk); +void bfa_tskim_free(struct bfa_tskim_s *tskim); +void bfa_tskim_start(struct bfa_tskim_s *tskim, + struct bfa_itnim_s *itnim, lun_t lun, + enum fcp_tm_cmnd tm, u8 t_secs); +void bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk, + enum bfi_tskim_status tsk_status); + +#endif /* __BFA_FCPIM_H__ */ diff --git a/drivers/scsi/bfa/bfa_fcpim_priv.h b/drivers/scsi/bfa/bfa_fcpim_priv.h deleted file mode 100644 index 762516cb5cb..00000000000 --- a/drivers/scsi/bfa/bfa_fcpim_priv.h +++ /dev/null @@ -1,192 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_FCPIM_PRIV_H__ -#define __BFA_FCPIM_PRIV_H__ - -#include <bfa_fcpim.h> -#include <defs/bfa_defs_fcpim.h> -#include <cs/bfa_wc.h> -#include "bfa_sgpg_priv.h" - -#define BFA_ITNIM_MIN 32 -#define BFA_ITNIM_MAX 1024 - -#define BFA_IOIM_MIN 8 -#define BFA_IOIM_MAX 2000 - -#define BFA_TSKIM_MIN 4 -#define BFA_TSKIM_MAX 512 -#define BFA_FCPIM_PATHTOV_DEF (30 * 1000) /* in millisecs */ -#define BFA_FCPIM_PATHTOV_MAX (90 * 1000) /* in millisecs */ - -#define bfa_fcpim_stats(__fcpim, __stats) \ - ((__fcpim)->stats.__stats++) - -struct bfa_fcpim_mod_s { - struct bfa_s *bfa; - struct bfa_itnim_s *itnim_arr; - struct bfa_ioim_s *ioim_arr; - struct bfa_ioim_sp_s *ioim_sp_arr; - struct bfa_tskim_s *tskim_arr; - struct bfa_dma_s snsbase; - int num_itnims; - int num_ioim_reqs; - int num_tskim_reqs; - u32 path_tov; - u16 q_depth; - u8 reqq; /* Request queue to be used */ - u8 rsvd; - struct list_head itnim_q; /* queue of active itnim */ - struct list_head ioim_free_q; /* free IO resources */ - struct list_head ioim_resfree_q; /* IOs waiting for f/w */ - struct list_head ioim_comp_q; /* IO global comp Q */ - struct list_head tskim_free_q; - u32 ios_active; /* current active IOs */ - u32 delay_comp; - struct bfa_fcpim_stats_s stats; - bfa_boolean_t ioredirect; -}; - -struct bfa_ioim_s; -struct bfa_tskim_s; - -/** - * BFA IO (initiator mode) - */ -struct bfa_ioim_s { - struct list_head qe; /* queue elememt */ - bfa_sm_t sm; /* BFA ioim state machine */ - struct bfa_s *bfa; /* BFA module */ - struct bfa_fcpim_mod_s *fcpim; /* parent fcpim module */ - struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */ - struct bfad_ioim_s *dio; /* driver IO handle */ - u16 iotag; /* FWI IO tag */ - u16 abort_tag; /* unqiue abort request tag */ - u16 nsges; /* number of SG elements */ - u16 nsgpgs; /* number of SG pages */ - struct bfa_sgpg_s *sgpg; /* first SG page */ - struct list_head sgpg_q; /* allocated SG pages */ - struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ - bfa_cb_cbfn_t io_cbfn; /* IO completion handler */ - struct bfa_ioim_sp_s *iosp; /* slow-path IO handling */ - u8 reqq; /* Request queue for I/O */ -}; - -struct bfa_ioim_sp_s { - struct bfi_msg_s comp_rspmsg; /* IO comp f/w response */ - u8 *snsinfo; /* sense info for this IO */ - struct bfa_sgpg_wqe_s sgpg_wqe; /* waitq elem for sgpg */ - struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ - bfa_boolean_t abort_explicit; /* aborted by OS */ - struct bfa_tskim_s *tskim; /* Relevant TM cmd */ -}; - -/** - * BFA Task management command (initiator mode) - */ -struct bfa_tskim_s { - struct list_head qe; - bfa_sm_t sm; - struct bfa_s *bfa; /* BFA module */ - struct bfa_fcpim_mod_s *fcpim; /* parent fcpim module */ - struct bfa_itnim_s *itnim; /* i-t-n nexus for this IO */ - struct bfad_tskim_s *dtsk; /* driver task mgmt cmnd */ - bfa_boolean_t notify; /* notify itnim on TM comp */ - lun_t lun; /* lun if applicable */ - enum fcp_tm_cmnd tm_cmnd; /* task management command */ - u16 tsk_tag; /* FWI IO tag */ - u8 tsecs; /* timeout in seconds */ - struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ - struct list_head io_q; /* queue of affected IOs */ - struct bfa_wc_s wc; /* waiting counter */ - struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ - enum bfi_tskim_status tsk_status; /* TM status */ -}; - -/** - * BFA i-t-n (initiator mode) - */ -struct bfa_itnim_s { - struct list_head qe; /* queue element */ - bfa_sm_t sm; /* i-t-n im BFA state machine */ - struct bfa_s *bfa; /* bfa instance */ - struct bfa_rport_s *rport; /* bfa rport */ - void *ditn; /* driver i-t-n structure */ - struct bfi_mhdr_s mhdr; /* pre-built mhdr */ - u8 msg_no; /* itnim/rport firmware handle */ - u8 reqq; /* CQ for requests */ - struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ - struct list_head pending_q; /* queue of pending IO requests*/ - struct list_head io_q; /* queue of active IO requests */ - struct list_head io_cleanup_q; /* IO being cleaned up */ - struct list_head tsk_q; /* queue of active TM commands */ - struct list_head delay_comp_q;/* queue of failed inflight cmds */ - bfa_boolean_t seq_rec; /* SQER supported */ - bfa_boolean_t is_online; /* itnim is ONLINE for IO */ - bfa_boolean_t iotov_active; /* IO TOV timer is active */ - struct bfa_wc_s wc; /* waiting counter */ - struct bfa_timer_s timer; /* pending IO TOV */ - struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ - struct bfa_fcpim_mod_s *fcpim; /* fcpim module */ - struct bfa_itnim_hal_stats_s stats; - struct bfa_itnim_latency_s io_latency; -}; - -#define bfa_itnim_is_online(_itnim) ((_itnim)->is_online) -#define BFA_FCPIM_MOD(_hal) (&(_hal)->modules.fcpim_mod) -#define BFA_IOIM_FROM_TAG(_fcpim, _iotag) \ - (&fcpim->ioim_arr[_iotag]) -#define BFA_TSKIM_FROM_TAG(_fcpim, _tmtag) \ - (&fcpim->tskim_arr[_tmtag & (fcpim->num_tskim_reqs - 1)]) - -/* - * function prototypes - */ -void bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, - struct bfa_meminfo_s *minfo); -void bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim); -void bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); -void bfa_ioim_good_comp_isr(struct bfa_s *bfa, - struct bfi_msg_s *msg); -void bfa_ioim_cleanup(struct bfa_ioim_s *ioim); -void bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, - struct bfa_tskim_s *tskim); -void bfa_ioim_iocdisable(struct bfa_ioim_s *ioim); -void bfa_ioim_tov(struct bfa_ioim_s *ioim); - -void bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, - struct bfa_meminfo_s *minfo); -void bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim); -void bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); -void bfa_tskim_iodone(struct bfa_tskim_s *tskim); -void bfa_tskim_iocdisable(struct bfa_tskim_s *tskim); -void bfa_tskim_cleanup(struct bfa_tskim_s *tskim); - -void bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len); -void bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, - struct bfa_meminfo_s *minfo); -void bfa_itnim_detach(struct bfa_fcpim_mod_s *fcpim); -void bfa_itnim_iocdisable(struct bfa_itnim_s *itnim); -void bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); -void bfa_itnim_iodone(struct bfa_itnim_s *itnim); -void bfa_itnim_tskdone(struct bfa_itnim_s *itnim); -bfa_boolean_t bfa_itnim_hold_io(struct bfa_itnim_s *itnim); - -#endif /* __BFA_FCPIM_PRIV_H__ */ - diff --git a/drivers/scsi/bfa/bfa_fcport.c b/drivers/scsi/bfa/bfa_fcport.c deleted file mode 100644 index 76867b5577f..00000000000 --- a/drivers/scsi/bfa/bfa_fcport.c +++ /dev/null @@ -1,1962 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include <bfa_svc.h> -#include <bfi/bfi_pport.h> -#include <bfi/bfi_pbc.h> -#include <cs/bfa_debug.h> -#include <aen/bfa_aen.h> -#include <cs/bfa_plog.h> -#include <aen/bfa_aen_port.h> - -BFA_TRC_FILE(HAL, FCPORT); -BFA_MODULE(fcport); - -/* - * The port is considered disabled if corresponding physical port or IOC are - * disabled explicitly - */ -#define BFA_PORT_IS_DISABLED(bfa) \ - ((bfa_fcport_is_disabled(bfa) == BFA_TRUE) || \ - (bfa_ioc_is_disabled(&bfa->ioc) == BFA_TRUE)) - -/* - * forward declarations - */ -static bfa_boolean_t bfa_fcport_send_enable(struct bfa_fcport_s *fcport); -static bfa_boolean_t bfa_fcport_send_disable(struct bfa_fcport_s *fcport); -static void bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport); -static void bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport); -static void bfa_fcport_set_wwns(struct bfa_fcport_s *fcport); -static void __bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete); -static void bfa_fcport_callback(struct bfa_fcport_s *fcport, - enum bfa_pport_linkstate event); -static void bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, - enum bfa_pport_linkstate event); -static void __bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete); -static void bfa_fcport_stats_get_timeout(void *cbarg); -static void bfa_fcport_stats_clr_timeout(void *cbarg); - -/** - * bfa_pport_private - */ - -/** - * BFA port state machine events - */ -enum bfa_fcport_sm_event { - BFA_FCPORT_SM_START = 1, /* start port state machine */ - BFA_FCPORT_SM_STOP = 2, /* stop port state machine */ - BFA_FCPORT_SM_ENABLE = 3, /* enable port */ - BFA_FCPORT_SM_DISABLE = 4, /* disable port state machine */ - BFA_FCPORT_SM_FWRSP = 5, /* firmware enable/disable rsp */ - BFA_FCPORT_SM_LINKUP = 6, /* firmware linkup event */ - BFA_FCPORT_SM_LINKDOWN = 7, /* firmware linkup down */ - BFA_FCPORT_SM_QRESUME = 8, /* CQ space available */ - BFA_FCPORT_SM_HWFAIL = 9, /* IOC h/w failure */ -}; - -/** - * BFA port link notification state machine events - */ - -enum bfa_fcport_ln_sm_event { - BFA_FCPORT_LN_SM_LINKUP = 1, /* linkup event */ - BFA_FCPORT_LN_SM_LINKDOWN = 2, /* linkdown event */ - BFA_FCPORT_LN_SM_NOTIFICATION = 3 /* done notification */ -}; - -static void bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); -static void bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event); - -static void bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event); -static void bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event); -static void bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event); -static void bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event); -static void bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event); -static void bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event); -static void bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event); - -static struct bfa_sm_table_s hal_pport_sm_table[] = { - {BFA_SM(bfa_fcport_sm_uninit), BFA_PPORT_ST_UNINIT}, - {BFA_SM(bfa_fcport_sm_enabling_qwait), BFA_PPORT_ST_ENABLING_QWAIT}, - {BFA_SM(bfa_fcport_sm_enabling), BFA_PPORT_ST_ENABLING}, - {BFA_SM(bfa_fcport_sm_linkdown), BFA_PPORT_ST_LINKDOWN}, - {BFA_SM(bfa_fcport_sm_linkup), BFA_PPORT_ST_LINKUP}, - {BFA_SM(bfa_fcport_sm_disabling_qwait), BFA_PPORT_ST_DISABLING_QWAIT}, - {BFA_SM(bfa_fcport_sm_disabling), BFA_PPORT_ST_DISABLING}, - {BFA_SM(bfa_fcport_sm_disabled), BFA_PPORT_ST_DISABLED}, - {BFA_SM(bfa_fcport_sm_stopped), BFA_PPORT_ST_STOPPED}, - {BFA_SM(bfa_fcport_sm_iocdown), BFA_PPORT_ST_IOCDOWN}, - {BFA_SM(bfa_fcport_sm_iocfail), BFA_PPORT_ST_IOCDOWN}, -}; - -static void -bfa_fcport_aen_post(struct bfa_fcport_s *fcport, enum bfa_port_aen_event event) -{ - union bfa_aen_data_u aen_data; - struct bfa_log_mod_s *logmod = fcport->bfa->logm; - wwn_t pwwn = fcport->pwwn; - char pwwn_ptr[BFA_STRING_32]; - - memset(&aen_data, 0, sizeof(aen_data)); - wwn2str(pwwn_ptr, pwwn); - bfa_log(logmod, BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, event), pwwn_ptr); - - aen_data.port.ioc_type = bfa_get_type(fcport->bfa); - aen_data.port.pwwn = pwwn; -} - -static void -bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_START: - /** - * Start event after IOC is configured and BFA is started. - */ - if (bfa_fcport_send_enable(fcport)) - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); - else - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling_qwait); - break; - - case BFA_FCPORT_SM_ENABLE: - /** - * Port is persistently configured to be in enabled state. Do - * not change state. Port enabling is done when START event is - * received. - */ - break; - - case BFA_FCPORT_SM_DISABLE: - /** - * If a port is persistently configured to be disabled, the - * first event will a port disable request. - */ - bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); - break; - - case BFA_FCPORT_SM_HWFAIL: - bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); - break; - - default: - bfa_sm_fault(fcport->bfa, event); - } -} - -static void -bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_QRESUME: - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); - bfa_fcport_send_enable(fcport); - break; - - case BFA_FCPORT_SM_STOP: - bfa_reqq_wcancel(&fcport->reqq_wait); - bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); - break; - - case BFA_FCPORT_SM_ENABLE: - /** - * Already enable is in progress. - */ - break; - - case BFA_FCPORT_SM_DISABLE: - /** - * Just send disable request to firmware when room becomes - * available in request queue. - */ - bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); - bfa_reqq_wcancel(&fcport->reqq_wait); - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE); - break; - - case BFA_FCPORT_SM_LINKUP: - case BFA_FCPORT_SM_LINKDOWN: - /** - * Possible to get link events when doing back-to-back - * enable/disables. - */ - break; - - case BFA_FCPORT_SM_HWFAIL: - bfa_reqq_wcancel(&fcport->reqq_wait); - bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); - break; - - default: - bfa_sm_fault(fcport->bfa, event); - } -} - -static void -bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_FWRSP: - case BFA_FCPORT_SM_LINKDOWN: - bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown); - break; - - case BFA_FCPORT_SM_LINKUP: - bfa_fcport_update_linkinfo(fcport); - bfa_sm_set_state(fcport, bfa_fcport_sm_linkup); - - bfa_assert(fcport->event_cbfn); - bfa_fcport_callback(fcport, BFA_PPORT_LINKUP); - break; - - case BFA_FCPORT_SM_ENABLE: - /** - * Already being enabled. - */ - break; - - case BFA_FCPORT_SM_DISABLE: - if (bfa_fcport_send_disable(fcport)) - bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); - else - bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait); - - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE); - break; - - case BFA_FCPORT_SM_STOP: - bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); - break; - - case BFA_FCPORT_SM_HWFAIL: - bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); - break; - - default: - bfa_sm_fault(fcport->bfa, event); - } -} - -static void -bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event; - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_LINKUP: - bfa_fcport_update_linkinfo(fcport); - bfa_sm_set_state(fcport, bfa_fcport_sm_linkup); - bfa_assert(fcport->event_cbfn); - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkup"); - - if (!bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { - - bfa_trc(fcport->bfa, - pevent->link_state.vc_fcf.fcf.fipenabled); - bfa_trc(fcport->bfa, - pevent->link_state.vc_fcf.fcf.fipfailed); - - if (pevent->link_state.vc_fcf.fcf.fipfailed) - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_FIP_FCF_DISC, 0, - "FIP FCF Discovery Failed"); - else - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_FIP_FCF_DISC, 0, - "FIP FCF Discovered"); - } - - bfa_fcport_callback(fcport, BFA_PPORT_LINKUP); - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ONLINE); - /** - * If QoS is enabled and it is not online, - * Send a separate event. - */ - if ((fcport->cfg.qos_enabled) - && (bfa_os_ntohl(fcport->qos_attr.state) != BFA_QOS_ONLINE)) - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_QOS_NEG); - - break; - - case BFA_FCPORT_SM_LINKDOWN: - /** - * Possible to get link down event. - */ - break; - - case BFA_FCPORT_SM_ENABLE: - /** - * Already enabled. - */ - break; - - case BFA_FCPORT_SM_DISABLE: - if (bfa_fcport_send_disable(fcport)) - bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); - else - bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait); - - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE); - break; - - case BFA_FCPORT_SM_STOP: - bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); - break; - - case BFA_FCPORT_SM_HWFAIL: - bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); - break; - - default: - bfa_sm_fault(fcport->bfa, event); - } -} - -static void -bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_ENABLE: - /** - * Already enabled. - */ - break; - - case BFA_FCPORT_SM_DISABLE: - if (bfa_fcport_send_disable(fcport)) - bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); - else - bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait); - - bfa_fcport_reset_linkinfo(fcport); - bfa_fcport_callback(fcport, BFA_PPORT_LINKDOWN); - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE); - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE); - break; - - case BFA_FCPORT_SM_LINKDOWN: - bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown); - bfa_fcport_reset_linkinfo(fcport); - bfa_fcport_callback(fcport, BFA_PPORT_LINKDOWN); - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkdown"); - if (BFA_PORT_IS_DISABLED(fcport->bfa)) - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE); - else - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); - break; - - case BFA_FCPORT_SM_STOP: - bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); - bfa_fcport_reset_linkinfo(fcport); - if (BFA_PORT_IS_DISABLED(fcport->bfa)) - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE); - else - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); - break; - - case BFA_FCPORT_SM_HWFAIL: - bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); - bfa_fcport_reset_linkinfo(fcport); - bfa_fcport_callback(fcport, BFA_PPORT_LINKDOWN); - if (BFA_PORT_IS_DISABLED(fcport->bfa)) - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE); - else - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); - break; - - default: - bfa_sm_fault(fcport->bfa, event); - } -} - -static void -bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_QRESUME: - bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); - bfa_fcport_send_disable(fcport); - break; - - case BFA_FCPORT_SM_STOP: - bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); - bfa_reqq_wcancel(&fcport->reqq_wait); - break; - - case BFA_FCPORT_SM_DISABLE: - /** - * Already being disabled. - */ - break; - - case BFA_FCPORT_SM_LINKUP: - case BFA_FCPORT_SM_LINKDOWN: - /** - * Possible to get link events when doing back-to-back - * enable/disables. - */ - break; - - case BFA_FCPORT_SM_HWFAIL: - bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); - bfa_reqq_wcancel(&fcport->reqq_wait); - break; - - default: - bfa_sm_fault(fcport->bfa, event); - } -} - -static void -bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_FWRSP: - bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); - break; - - case BFA_FCPORT_SM_DISABLE: - /** - * Already being disabled. - */ - break; - - case BFA_FCPORT_SM_ENABLE: - if (bfa_fcport_send_enable(fcport)) - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); - else - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling_qwait); - - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_PORT_ENABLE, 0, "Port Enable"); - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ENABLE); - break; - - case BFA_FCPORT_SM_STOP: - bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); - break; - - case BFA_FCPORT_SM_LINKUP: - case BFA_FCPORT_SM_LINKDOWN: - /** - * Possible to get link events when doing back-to-back - * enable/disables. - */ - break; - - case BFA_FCPORT_SM_HWFAIL: - bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); - break; - - default: - bfa_sm_fault(fcport->bfa, event); - } -} - -static void -bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_START: - /** - * Ignore start event for a port that is disabled. - */ - break; - - case BFA_FCPORT_SM_STOP: - bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); - break; - - case BFA_FCPORT_SM_ENABLE: - if (bfa_fcport_send_enable(fcport)) - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); - else - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling_qwait); - - bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, - BFA_PL_EID_PORT_ENABLE, 0, "Port Enable"); - bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ENABLE); - break; - - case BFA_FCPORT_SM_DISABLE: - /** - * Already disabled. - */ - break; - - case BFA_FCPORT_SM_HWFAIL: - bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); - break; - - default: - bfa_sm_fault(fcport->bfa, event); - } -} - -static void -bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_START: - if (bfa_fcport_send_enable(fcport)) - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); - else - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling_qwait); - break; - - default: - /** - * Ignore all other events. - */ - ; - } -} - -/** - * Port is enabled. IOC is down/failed. - */ -static void -bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_START: - if (bfa_fcport_send_enable(fcport)) - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); - else - bfa_sm_set_state(fcport, bfa_fcport_sm_enabling_qwait); - break; - - default: - /** - * Ignore all events. - */ - ; - } -} - -/** - * Port is disabled. IOC is down/failed. - */ -static void -bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport, - enum bfa_fcport_sm_event event) -{ - bfa_trc(fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_SM_START: - bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); - break; - - case BFA_FCPORT_SM_ENABLE: - bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); - break; - - default: - /** - * Ignore all events. - */ - ; - } -} - -/** - * Link state is down - */ -static void -bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event) -{ - bfa_trc(ln->fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_LN_SM_LINKUP: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf); - bfa_fcport_queue_cb(ln, BFA_PPORT_LINKUP); - break; - - default: - bfa_sm_fault(ln->fcport->bfa, event); - } -} - -/** - * Link state is waiting for down notification - */ -static void -bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event) -{ - bfa_trc(ln->fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_LN_SM_LINKUP: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf); - break; - - case BFA_FCPORT_LN_SM_NOTIFICATION: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn); - break; - - default: - bfa_sm_fault(ln->fcport->bfa, event); - } -} - -/** - * Link state is waiting for down notification and there is a pending up - */ -static void -bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event) -{ - bfa_trc(ln->fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_LN_SM_LINKDOWN: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); - break; - - case BFA_FCPORT_LN_SM_NOTIFICATION: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf); - bfa_fcport_queue_cb(ln, BFA_PPORT_LINKUP); - break; - - default: - bfa_sm_fault(ln->fcport->bfa, event); - } -} - -/** - * Link state is up - */ -static void -bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event) -{ - bfa_trc(ln->fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_LN_SM_LINKDOWN: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); - bfa_fcport_queue_cb(ln, BFA_PPORT_LINKDOWN); - break; - - default: - bfa_sm_fault(ln->fcport->bfa, event); - } -} - -/** - * Link state is waiting for up notification - */ -static void -bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event) -{ - bfa_trc(ln->fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_LN_SM_LINKDOWN: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf); - break; - - case BFA_FCPORT_LN_SM_NOTIFICATION: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_up); - break; - - default: - bfa_sm_fault(ln->fcport->bfa, event); - } -} - -/** - * Link state is waiting for up notification and there is a pending down - */ -static void -bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event) -{ - bfa_trc(ln->fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_LN_SM_LINKUP: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_up_nf); - break; - - case BFA_FCPORT_LN_SM_NOTIFICATION: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); - bfa_fcport_queue_cb(ln, BFA_PPORT_LINKDOWN); - break; - - default: - bfa_sm_fault(ln->fcport->bfa, event); - } -} - -/** - * Link state is waiting for up notification and there are pending down and up - */ -static void -bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln, - enum bfa_fcport_ln_sm_event event) -{ - bfa_trc(ln->fcport->bfa, event); - - switch (event) { - case BFA_FCPORT_LN_SM_LINKDOWN: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf); - break; - - case BFA_FCPORT_LN_SM_NOTIFICATION: - bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf); - bfa_fcport_queue_cb(ln, BFA_PPORT_LINKDOWN); - break; - - default: - bfa_sm_fault(ln->fcport->bfa, event); - } -} - -/** - * bfa_pport_private - */ - -static void -__bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_fcport_ln_s *ln = cbarg; - - if (complete) - ln->fcport->event_cbfn(ln->fcport->event_cbarg, ln->ln_event); - else - bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION); -} - -static void -bfa_fcport_callback(struct bfa_fcport_s *fcport, enum bfa_pport_linkstate event) -{ - if (fcport->bfa->fcs) { - fcport->event_cbfn(fcport->event_cbarg, event); - return; - } - - switch (event) { - case BFA_PPORT_LINKUP: - bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKUP); - break; - case BFA_PPORT_LINKDOWN: - bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKDOWN); - break; - default: - bfa_assert(0); - } -} - -static void -bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, enum bfa_pport_linkstate event) -{ - ln->ln_event = event; - bfa_cb_queue(ln->fcport->bfa, &ln->ln_qe, __bfa_cb_fcport_event, ln); -} - -#define FCPORT_STATS_DMA_SZ (BFA_ROUNDUP(sizeof(union bfa_fcport_stats_u), \ - BFA_CACHELINE_SZ)) - -static void -bfa_fcport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, - u32 *dm_len) -{ - *dm_len += FCPORT_STATS_DMA_SZ; -} - -static void -bfa_fcport_qresume(void *cbarg) -{ - struct bfa_fcport_s *fcport = cbarg; - - bfa_sm_send_event(fcport, BFA_FCPORT_SM_QRESUME); -} - -static void -bfa_fcport_mem_claim(struct bfa_fcport_s *fcport, struct bfa_meminfo_s *meminfo) -{ - u8 *dm_kva; - u64 dm_pa; - - dm_kva = bfa_meminfo_dma_virt(meminfo); - dm_pa = bfa_meminfo_dma_phys(meminfo); - - fcport->stats_kva = dm_kva; - fcport->stats_pa = dm_pa; - fcport->stats = (union bfa_fcport_stats_u *)dm_kva; - - dm_kva += FCPORT_STATS_DMA_SZ; - dm_pa += FCPORT_STATS_DMA_SZ; - - bfa_meminfo_dma_virt(meminfo) = dm_kva; - bfa_meminfo_dma_phys(meminfo) = dm_pa; -} - -/** - * Memory initialization. - */ -static void -bfa_fcport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - struct bfa_pport_cfg_s *port_cfg = &fcport->cfg; - struct bfa_fcport_ln_s *ln = &fcport->ln; - struct bfa_timeval_s tv; - - bfa_os_memset(fcport, 0, sizeof(struct bfa_fcport_s)); - fcport->bfa = bfa; - ln->fcport = fcport; - - bfa_fcport_mem_claim(fcport, meminfo); - - bfa_sm_set_state(fcport, bfa_fcport_sm_uninit); - bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn); - - /** - * initialize time stamp for stats reset - */ - bfa_os_gettimeofday(&tv); - fcport->stats_reset_time = tv.tv_sec; - - /** - * initialize and set default configuration - */ - port_cfg->topology = BFA_PPORT_TOPOLOGY_P2P; - port_cfg->speed = BFA_PPORT_SPEED_AUTO; - port_cfg->trunked = BFA_FALSE; - port_cfg->maxfrsize = 0; - - port_cfg->trl_def_speed = BFA_PPORT_SPEED_1GBPS; - - bfa_reqq_winit(&fcport->reqq_wait, bfa_fcport_qresume, fcport); -} - -static void -bfa_fcport_detach(struct bfa_s *bfa) -{ -} - -/** - * Called when IOC is ready. - */ -static void -bfa_fcport_start(struct bfa_s *bfa) -{ - bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_START); -} - -/** - * Called before IOC is stopped. - */ -static void -bfa_fcport_stop(struct bfa_s *bfa) -{ - bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_STOP); -} - -/** - * Called when IOC failure is detected. - */ -static void -bfa_fcport_iocdisable(struct bfa_s *bfa) -{ - bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_HWFAIL); -} - -static void -bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport) -{ - struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event; - - fcport->speed = pevent->link_state.speed; - fcport->topology = pevent->link_state.topology; - - if (fcport->topology == BFA_PPORT_TOPOLOGY_LOOP) - fcport->myalpa = 0; - - /* - * QoS Details - */ - bfa_os_assign(fcport->qos_attr, pevent->link_state.qos_attr); - bfa_os_assign(fcport->qos_vc_attr, - pevent->link_state.vc_fcf.qos_vc_attr); - - - bfa_trc(fcport->bfa, fcport->speed); - bfa_trc(fcport->bfa, fcport->topology); -} - -static void -bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport) -{ - fcport->speed = BFA_PPORT_SPEED_UNKNOWN; - fcport->topology = BFA_PPORT_TOPOLOGY_NONE; -} - -/** - * Send port enable message to firmware. - */ -static bfa_boolean_t -bfa_fcport_send_enable(struct bfa_fcport_s *fcport) -{ - struct bfi_fcport_enable_req_s *m; - - /** - * Increment message tag before queue check, so that responses to old - * requests are discarded. - */ - fcport->msgtag++; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); - if (!m) { - bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, - &fcport->reqq_wait); - return BFA_FALSE; - } - - bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_ENABLE_REQ, - bfa_lpuid(fcport->bfa)); - m->nwwn = fcport->nwwn; - m->pwwn = fcport->pwwn; - m->port_cfg = fcport->cfg; - m->msgtag = fcport->msgtag; - m->port_cfg.maxfrsize = bfa_os_htons(fcport->cfg.maxfrsize); - bfa_dma_be_addr_set(m->stats_dma_addr, fcport->stats_pa); - bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_lo); - bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_hi); - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); - return BFA_TRUE; -} - -/** - * Send port disable message to firmware. - */ -static bfa_boolean_t -bfa_fcport_send_disable(struct bfa_fcport_s *fcport) -{ - struct bfi_fcport_req_s *m; - - /** - * Increment message tag before queue check, so that responses to old - * requests are discarded. - */ - fcport->msgtag++; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); - if (!m) { - bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, - &fcport->reqq_wait); - return BFA_FALSE; - } - - bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_DISABLE_REQ, - bfa_lpuid(fcport->bfa)); - m->msgtag = fcport->msgtag; - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); - - return BFA_TRUE; -} - -static void -bfa_fcport_set_wwns(struct bfa_fcport_s *fcport) -{ - fcport->pwwn = bfa_ioc_get_pwwn(&fcport->bfa->ioc); - fcport->nwwn = bfa_ioc_get_nwwn(&fcport->bfa->ioc); - - bfa_trc(fcport->bfa, fcport->pwwn); - bfa_trc(fcport->bfa, fcport->nwwn); -} - -static void -bfa_fcport_send_txcredit(void *port_cbarg) -{ - - struct bfa_fcport_s *fcport = port_cbarg; - struct bfi_fcport_set_svc_params_req_s *m; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); - if (!m) { - bfa_trc(fcport->bfa, fcport->cfg.tx_bbcredit); - return; - } - - bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_SET_SVC_PARAMS_REQ, - bfa_lpuid(fcport->bfa)); - m->tx_bbcredit = bfa_os_htons((u16) fcport->cfg.tx_bbcredit); - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); -} - -static void -bfa_fcport_qos_stats_swap(struct bfa_qos_stats_s *d, - struct bfa_qos_stats_s *s) -{ - u32 *dip = (u32 *) d; - u32 *sip = (u32 *) s; - int i; - - /* Now swap the 32 bit fields */ - for (i = 0; i < (sizeof(struct bfa_qos_stats_s)/sizeof(u32)); ++i) - dip[i] = bfa_os_ntohl(sip[i]); -} - -static void -bfa_fcport_fcoe_stats_swap(struct bfa_fcoe_stats_s *d, - struct bfa_fcoe_stats_s *s) -{ - u32 *dip = (u32 *) d; - u32 *sip = (u32 *) s; - int i; - - for (i = 0; i < ((sizeof(struct bfa_fcoe_stats_s))/sizeof(u32)); - i = i + 2) { -#ifdef __BIGENDIAN - dip[i] = bfa_os_ntohl(sip[i]); - dip[i + 1] = bfa_os_ntohl(sip[i + 1]); -#else - dip[i] = bfa_os_ntohl(sip[i + 1]); - dip[i + 1] = bfa_os_ntohl(sip[i]); -#endif - } -} - -static void -__bfa_cb_fcport_stats_get(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_fcport_s *fcport = cbarg; - - if (complete) { - if (fcport->stats_status == BFA_STATUS_OK) { - struct bfa_timeval_s tv; - - /* Swap FC QoS or FCoE stats */ - if (bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { - bfa_fcport_qos_stats_swap( - &fcport->stats_ret->fcqos, - &fcport->stats->fcqos); - } else { - bfa_fcport_fcoe_stats_swap( - &fcport->stats_ret->fcoe, - &fcport->stats->fcoe); - - bfa_os_gettimeofday(&tv); - fcport->stats_ret->fcoe.secs_reset = - tv.tv_sec - fcport->stats_reset_time; - } - } - fcport->stats_cbfn(fcport->stats_cbarg, fcport->stats_status); - } else { - fcport->stats_busy = BFA_FALSE; - fcport->stats_status = BFA_STATUS_OK; - } -} - -static void -bfa_fcport_stats_get_timeout(void *cbarg) -{ - struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; - - bfa_trc(fcport->bfa, fcport->stats_qfull); - - if (fcport->stats_qfull) { - bfa_reqq_wcancel(&fcport->stats_reqq_wait); - fcport->stats_qfull = BFA_FALSE; - } - - fcport->stats_status = BFA_STATUS_ETIMER; - bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, __bfa_cb_fcport_stats_get, - fcport); -} - -static void -bfa_fcport_send_stats_get(void *cbarg) -{ - struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; - struct bfi_fcport_req_s *msg; - - msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); - - if (!msg) { - fcport->stats_qfull = BFA_TRUE; - bfa_reqq_winit(&fcport->stats_reqq_wait, - bfa_fcport_send_stats_get, fcport); - bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, - &fcport->stats_reqq_wait); - return; - } - fcport->stats_qfull = BFA_FALSE; - - bfa_os_memset(msg, 0, sizeof(struct bfi_fcport_req_s)); - bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_GET_REQ, - bfa_lpuid(fcport->bfa)); - bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); -} - -static void -__bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_fcport_s *fcport = cbarg; - - if (complete) { - struct bfa_timeval_s tv; - - /** - * re-initialize time stamp for stats reset - */ - bfa_os_gettimeofday(&tv); - fcport->stats_reset_time = tv.tv_sec; - - fcport->stats_cbfn(fcport->stats_cbarg, fcport->stats_status); - } else { - fcport->stats_busy = BFA_FALSE; - fcport->stats_status = BFA_STATUS_OK; - } -} - -static void -bfa_fcport_stats_clr_timeout(void *cbarg) -{ - struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; - - bfa_trc(fcport->bfa, fcport->stats_qfull); - - if (fcport->stats_qfull) { - bfa_reqq_wcancel(&fcport->stats_reqq_wait); - fcport->stats_qfull = BFA_FALSE; - } - - fcport->stats_status = BFA_STATUS_ETIMER; - bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, - __bfa_cb_fcport_stats_clr, fcport); -} - -static void -bfa_fcport_send_stats_clear(void *cbarg) -{ - struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; - struct bfi_fcport_req_s *msg; - - msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); - - if (!msg) { - fcport->stats_qfull = BFA_TRUE; - bfa_reqq_winit(&fcport->stats_reqq_wait, - bfa_fcport_send_stats_clear, fcport); - bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, - &fcport->stats_reqq_wait); - return; - } - fcport->stats_qfull = BFA_FALSE; - - bfa_os_memset(msg, 0, sizeof(struct bfi_fcport_req_s)); - bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_CLEAR_REQ, - bfa_lpuid(fcport->bfa)); - bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); -} - -/** - * bfa_pport_public - */ - -/** - * Called to initialize port attributes - */ -void -bfa_fcport_init(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - /** - * Initialize port attributes from IOC hardware data. - */ - bfa_fcport_set_wwns(fcport); - if (fcport->cfg.maxfrsize == 0) - fcport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc); - fcport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc); - fcport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc); - - bfa_assert(fcport->cfg.maxfrsize); - bfa_assert(fcport->cfg.rx_bbcredit); - bfa_assert(fcport->speed_sup); -} - - -/** - * Firmware message handler. - */ -void -bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - union bfi_fcport_i2h_msg_u i2hmsg; - - i2hmsg.msg = msg; - fcport->event_arg.i2hmsg = i2hmsg; - - switch (msg->mhdr.msg_id) { - case BFI_FCPORT_I2H_ENABLE_RSP: - if (fcport->msgtag == i2hmsg.penable_rsp->msgtag) - bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP); - break; - - case BFI_FCPORT_I2H_DISABLE_RSP: - if (fcport->msgtag == i2hmsg.pdisable_rsp->msgtag) - bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP); - break; - - case BFI_FCPORT_I2H_EVENT: - switch (i2hmsg.event->link_state.linkstate) { - case BFA_PPORT_LINKUP: - bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKUP); - break; - case BFA_PPORT_LINKDOWN: - bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKDOWN); - break; - case BFA_PPORT_TRUNK_LINKDOWN: - /** todo: event notification */ - break; - } - break; - - case BFI_FCPORT_I2H_STATS_GET_RSP: - /* - * check for timer pop before processing the rsp - */ - if (fcport->stats_busy == BFA_FALSE || - fcport->stats_status == BFA_STATUS_ETIMER) - break; - - bfa_timer_stop(&fcport->timer); - fcport->stats_status = i2hmsg.pstatsget_rsp->status; - bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, - __bfa_cb_fcport_stats_get, fcport); - break; - - case BFI_FCPORT_I2H_STATS_CLEAR_RSP: - /* - * check for timer pop before processing the rsp - */ - if (fcport->stats_busy == BFA_FALSE || - fcport->stats_status == BFA_STATUS_ETIMER) - break; - - bfa_timer_stop(&fcport->timer); - fcport->stats_status = BFA_STATUS_OK; - bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, - __bfa_cb_fcport_stats_clr, fcport); - break; - - default: - bfa_assert(0); - break; - } -} - -/** - * bfa_pport_api - */ - -/** - * Registered callback for port events. - */ -void -bfa_fcport_event_register(struct bfa_s *bfa, - void (*cbfn) (void *cbarg, bfa_pport_event_t event), - void *cbarg) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - fcport->event_cbfn = cbfn; - fcport->event_cbarg = cbarg; -} - -bfa_status_t -bfa_fcport_enable(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; - - /* if port is PBC disabled, return error */ - if (cfgrsp->pbc_cfg.port_enabled == BFI_PBC_PORT_DISABLED) { - bfa_trc(bfa, fcport->pwwn); - return BFA_STATUS_PBC; - } - - if (bfa_ioc_is_disabled(&bfa->ioc)) - return BFA_STATUS_IOC_DISABLED; - - if (fcport->diag_busy) - return BFA_STATUS_DIAG_BUSY; - else if (bfa_sm_cmp_state - (BFA_FCPORT_MOD(bfa), bfa_fcport_sm_disabling_qwait)) - return BFA_STATUS_DEVBUSY; - - bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_ENABLE); - return BFA_STATUS_OK; -} - -bfa_status_t -bfa_fcport_disable(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; - - /* if port is PBC disabled, return error */ - if (cfgrsp->pbc_cfg.port_enabled == BFI_PBC_PORT_DISABLED) { - bfa_trc(bfa, fcport->pwwn); - return BFA_STATUS_PBC; - } - - bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DISABLE); - return BFA_STATUS_OK; -} - -/** - * Configure port speed. - */ -bfa_status_t -bfa_fcport_cfg_speed(struct bfa_s *bfa, enum bfa_pport_speed speed) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, speed); - - if ((speed != BFA_PPORT_SPEED_AUTO) && (speed > fcport->speed_sup)) { - bfa_trc(bfa, fcport->speed_sup); - return BFA_STATUS_UNSUPP_SPEED; - } - - fcport->cfg.speed = speed; - - return BFA_STATUS_OK; -} - -/** - * Get current speed. - */ -enum bfa_pport_speed -bfa_fcport_get_speed(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - return fcport->speed; -} - -/** - * Configure port topology. - */ -bfa_status_t -bfa_fcport_cfg_topology(struct bfa_s *bfa, enum bfa_pport_topology topology) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, topology); - bfa_trc(bfa, fcport->cfg.topology); - - switch (topology) { - case BFA_PPORT_TOPOLOGY_P2P: - case BFA_PPORT_TOPOLOGY_LOOP: - case BFA_PPORT_TOPOLOGY_AUTO: - break; - - default: - return BFA_STATUS_EINVAL; - } - - fcport->cfg.topology = topology; - return BFA_STATUS_OK; -} - -/** - * Get current topology. - */ -enum bfa_pport_topology -bfa_fcport_get_topology(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - return fcport->topology; -} - -bfa_status_t -bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, alpa); - bfa_trc(bfa, fcport->cfg.cfg_hardalpa); - bfa_trc(bfa, fcport->cfg.hardalpa); - - fcport->cfg.cfg_hardalpa = BFA_TRUE; - fcport->cfg.hardalpa = alpa; - - return BFA_STATUS_OK; -} - -bfa_status_t -bfa_fcport_clr_hardalpa(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, fcport->cfg.cfg_hardalpa); - bfa_trc(bfa, fcport->cfg.hardalpa); - - fcport->cfg.cfg_hardalpa = BFA_FALSE; - return BFA_STATUS_OK; -} - -bfa_boolean_t -bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - *alpa = fcport->cfg.hardalpa; - return fcport->cfg.cfg_hardalpa; -} - -u8 -bfa_fcport_get_myalpa(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - return fcport->myalpa; -} - -bfa_status_t -bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxfrsize) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, maxfrsize); - bfa_trc(bfa, fcport->cfg.maxfrsize); - - /* - * with in range - */ - if ((maxfrsize > FC_MAX_PDUSZ) || (maxfrsize < FC_MIN_PDUSZ)) - return BFA_STATUS_INVLD_DFSZ; - - /* - * power of 2, if not the max frame size of 2112 - */ - if ((maxfrsize != FC_MAX_PDUSZ) && (maxfrsize & (maxfrsize - 1))) - return BFA_STATUS_INVLD_DFSZ; - - fcport->cfg.maxfrsize = maxfrsize; - return BFA_STATUS_OK; -} - -u16 -bfa_fcport_get_maxfrsize(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - return fcport->cfg.maxfrsize; -} - -u32 -bfa_fcport_mypid(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - return fcport->mypid; -} - -u8 -bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - return fcport->cfg.rx_bbcredit; -} - -void -bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - fcport->cfg.tx_bbcredit = (u8) tx_bbcredit; - bfa_fcport_send_txcredit(fcport); -} - -/** - * Get port attributes. - */ - -wwn_t -bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - if (node) - return fcport->nwwn; - else - return fcport->pwwn; -} - -void -bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; - - bfa_os_memset(attr, 0, sizeof(struct bfa_pport_attr_s)); - - attr->nwwn = fcport->nwwn; - attr->pwwn = fcport->pwwn; - - attr->factorypwwn = bfa_ioc_get_mfg_pwwn(&bfa->ioc); - attr->factorynwwn = bfa_ioc_get_mfg_nwwn(&bfa->ioc); - - bfa_os_memcpy(&attr->pport_cfg, &fcport->cfg, - sizeof(struct bfa_pport_cfg_s)); - /* - * speed attributes - */ - attr->pport_cfg.speed = fcport->cfg.speed; - attr->speed_supported = fcport->speed_sup; - attr->speed = fcport->speed; - attr->cos_supported = FC_CLASS_3; - - /* - * topology attributes - */ - attr->pport_cfg.topology = fcport->cfg.topology; - attr->topology = fcport->topology; - - /* - * beacon attributes - */ - attr->beacon = fcport->beacon; - attr->link_e2e_beacon = fcport->link_e2e_beacon; - attr->plog_enabled = bfa_plog_get_setting(fcport->bfa->plog); - - attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa); - attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa); - - /* PBC Disabled State */ - if (cfgrsp->pbc_cfg.port_enabled == BFI_PBC_PORT_DISABLED) - attr->port_state = BFA_PPORT_ST_PREBOOT_DISABLED; - else { - attr->port_state = bfa_sm_to_state( - hal_pport_sm_table, fcport->sm); - if (bfa_ioc_is_disabled(&fcport->bfa->ioc)) - attr->port_state = BFA_PPORT_ST_IOCDIS; - else if (bfa_ioc_fw_mismatch(&fcport->bfa->ioc)) - attr->port_state = BFA_PPORT_ST_FWMISMATCH; - } -} - -#define BFA_FCPORT_STATS_TOV 1000 - -/** - * Fetch port attributes (FCQoS or FCoE). - */ -bfa_status_t -bfa_fcport_get_stats(struct bfa_s *bfa, union bfa_fcport_stats_u *stats, - bfa_cb_pport_t cbfn, void *cbarg) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - if (fcport->stats_busy) { - bfa_trc(bfa, fcport->stats_busy); - return BFA_STATUS_DEVBUSY; - } - - fcport->stats_busy = BFA_TRUE; - fcport->stats_ret = stats; - fcport->stats_cbfn = cbfn; - fcport->stats_cbarg = cbarg; - - bfa_fcport_send_stats_get(fcport); - - bfa_timer_start(bfa, &fcport->timer, bfa_fcport_stats_get_timeout, - fcport, BFA_FCPORT_STATS_TOV); - return BFA_STATUS_OK; -} - -/** - * Reset port statistics (FCQoS or FCoE). - */ -bfa_status_t -bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, void *cbarg) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - if (fcport->stats_busy) { - bfa_trc(bfa, fcport->stats_busy); - return BFA_STATUS_DEVBUSY; - } - - fcport->stats_busy = BFA_TRUE; - fcport->stats_cbfn = cbfn; - fcport->stats_cbarg = cbarg; - - bfa_fcport_send_stats_clear(fcport); - - bfa_timer_start(bfa, &fcport->timer, bfa_fcport_stats_clr_timeout, - fcport, BFA_FCPORT_STATS_TOV); - return BFA_STATUS_OK; -} - -/** - * Fetch FCQoS port statistics - */ -bfa_status_t -bfa_fcport_get_qos_stats(struct bfa_s *bfa, union bfa_fcport_stats_u *stats, - bfa_cb_pport_t cbfn, void *cbarg) -{ - /* Meaningful only for FC mode */ - bfa_assert(bfa_ioc_get_fcmode(&bfa->ioc)); - - return bfa_fcport_get_stats(bfa, stats, cbfn, cbarg); -} - -/** - * Reset FCoE port statistics - */ -bfa_status_t -bfa_fcport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, void *cbarg) -{ - /* Meaningful only for FC mode */ - bfa_assert(bfa_ioc_get_fcmode(&bfa->ioc)); - - return bfa_fcport_clear_stats(bfa, cbfn, cbarg); -} - -/** - * Fetch FCQoS port statistics - */ -bfa_status_t -bfa_fcport_get_fcoe_stats(struct bfa_s *bfa, union bfa_fcport_stats_u *stats, - bfa_cb_pport_t cbfn, void *cbarg) -{ - /* Meaningful only for FCoE mode */ - bfa_assert(!bfa_ioc_get_fcmode(&bfa->ioc)); - - return bfa_fcport_get_stats(bfa, stats, cbfn, cbarg); -} - -/** - * Reset FCoE port statistics - */ -bfa_status_t -bfa_fcport_clear_fcoe_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, void *cbarg) -{ - /* Meaningful only for FCoE mode */ - bfa_assert(!bfa_ioc_get_fcmode(&bfa->ioc)); - - return bfa_fcport_clear_stats(bfa, cbfn, cbarg); -} - -bfa_status_t -bfa_fcport_trunk_enable(struct bfa_s *bfa, u8 bitmap) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, bitmap); - bfa_trc(bfa, fcport->cfg.trunked); - bfa_trc(bfa, fcport->cfg.trunk_ports); - - if (!bitmap || (bitmap & (bitmap - 1))) - return BFA_STATUS_EINVAL; - - fcport->cfg.trunked = BFA_TRUE; - fcport->cfg.trunk_ports = bitmap; - - return BFA_STATUS_OK; -} - -void -bfa_fcport_qos_get_attr(struct bfa_s *bfa, struct bfa_qos_attr_s *qos_attr) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - qos_attr->state = bfa_os_ntohl(fcport->qos_attr.state); - qos_attr->total_bb_cr = bfa_os_ntohl(fcport->qos_attr.total_bb_cr); -} - -void -bfa_fcport_qos_get_vc_attr(struct bfa_s *bfa, - struct bfa_qos_vc_attr_s *qos_vc_attr) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - struct bfa_qos_vc_attr_s *bfa_vc_attr = &fcport->qos_vc_attr; - u32 i = 0; - - qos_vc_attr->total_vc_count = bfa_os_ntohs(bfa_vc_attr->total_vc_count); - qos_vc_attr->shared_credit = bfa_os_ntohs(bfa_vc_attr->shared_credit); - qos_vc_attr->elp_opmode_flags = - bfa_os_ntohl(bfa_vc_attr->elp_opmode_flags); - - /* - * Individual VC info - */ - while (i < qos_vc_attr->total_vc_count) { - qos_vc_attr->vc_info[i].vc_credit = - bfa_vc_attr->vc_info[i].vc_credit; - qos_vc_attr->vc_info[i].borrow_credit = - bfa_vc_attr->vc_info[i].borrow_credit; - qos_vc_attr->vc_info[i].priority = - bfa_vc_attr->vc_info[i].priority; - ++i; - } -} - -/** - * Fetch port attributes. - */ -bfa_status_t -bfa_fcport_trunk_disable(struct bfa_s *bfa) -{ - return BFA_STATUS_OK; -} - -bfa_boolean_t -bfa_fcport_trunk_query(struct bfa_s *bfa, u32 *bitmap) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - *bitmap = fcport->cfg.trunk_ports; - return fcport->cfg.trunked; -} - -bfa_boolean_t -bfa_fcport_is_disabled(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - return bfa_sm_to_state(hal_pport_sm_table, fcport->sm) == - BFA_PPORT_ST_DISABLED; - -} - -bfa_boolean_t -bfa_fcport_is_ratelim(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - return fcport->cfg.ratelimit ? BFA_TRUE : BFA_FALSE; - -} - -void -bfa_fcport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - enum bfa_ioc_type_e ioc_type = bfa_get_type(bfa); - - bfa_trc(bfa, on_off); - bfa_trc(bfa, fcport->cfg.qos_enabled); - - bfa_trc(bfa, ioc_type); - - if (ioc_type == BFA_IOC_TYPE_FC) { - fcport->cfg.qos_enabled = on_off; - /** - * Notify fcpim of the change in QoS state - */ - bfa_fcpim_update_ioredirect(bfa); - } -} - -void -bfa_fcport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, on_off); - bfa_trc(bfa, fcport->cfg.ratelimit); - - fcport->cfg.ratelimit = on_off; - if (fcport->cfg.trl_def_speed == BFA_PPORT_SPEED_UNKNOWN) - fcport->cfg.trl_def_speed = BFA_PPORT_SPEED_1GBPS; -} - -/** - * Configure default minimum ratelim speed - */ -bfa_status_t -bfa_fcport_cfg_ratelim_speed(struct bfa_s *bfa, enum bfa_pport_speed speed) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, speed); - - /* - * Auto and speeds greater than the supported speed, are invalid - */ - if ((speed == BFA_PPORT_SPEED_AUTO) || (speed > fcport->speed_sup)) { - bfa_trc(bfa, fcport->speed_sup); - return BFA_STATUS_UNSUPP_SPEED; - } - - fcport->cfg.trl_def_speed = speed; - - return BFA_STATUS_OK; -} - -/** - * Get default minimum ratelim speed - */ -enum bfa_pport_speed -bfa_fcport_get_ratelim_speed(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, fcport->cfg.trl_def_speed); - return fcport->cfg.trl_def_speed; - -} - -void -bfa_fcport_busy(struct bfa_s *bfa, bfa_boolean_t status) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, status); - bfa_trc(bfa, fcport->diag_busy); - - fcport->diag_busy = status; -} - -void -bfa_fcport_beacon(struct bfa_s *bfa, bfa_boolean_t beacon, - bfa_boolean_t link_e2e_beacon) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - bfa_trc(bfa, beacon); - bfa_trc(bfa, link_e2e_beacon); - bfa_trc(bfa, fcport->beacon); - bfa_trc(bfa, fcport->link_e2e_beacon); - - fcport->beacon = beacon; - fcport->link_e2e_beacon = link_e2e_beacon; -} - -bfa_boolean_t -bfa_fcport_is_linkup(struct bfa_s *bfa) -{ - return bfa_sm_cmp_state(BFA_FCPORT_MOD(bfa), bfa_fcport_sm_linkup); -} - -bfa_boolean_t -bfa_fcport_is_qos_enabled(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - return fcport->cfg.qos_enabled; -} diff --git a/drivers/scsi/bfa/bfa_fcs.c b/drivers/scsi/bfa/bfa_fcs.c index d1a99209bf5..9cebbe30a67 100644 --- a/drivers/scsi/bfa/bfa_fcs.c +++ b/drivers/scsi/bfa/bfa_fcs.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -19,35 +19,28 @@ * bfa_fcs.c BFA FCS main */ -#include <fcs/bfa_fcs.h> -#include "fcs_port.h" -#include "fcs_uf.h" -#include "fcs_vport.h" -#include "fcs_rport.h" -#include "fcs_fabric.h" -#include "fcs_fcpim.h" -#include "fcs_fcptm.h" -#include "fcbuild.h" -#include "fcs.h" +#include "bfa_fcs.h" +#include "bfa_fcbuild.h" #include "bfad_drv.h" -#include <fcb/bfa_fcb.h> + +BFA_TRC_FILE(FCS, FCS); /** * FCS sub-modules */ struct bfa_fcs_mod_s { void (*attach) (struct bfa_fcs_s *fcs); - void (*modinit) (struct bfa_fcs_s *fcs); - void (*modexit) (struct bfa_fcs_s *fcs); + void (*modinit) (struct bfa_fcs_s *fcs); + void (*modexit) (struct bfa_fcs_s *fcs); }; #define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit } static struct bfa_fcs_mod_s fcs_modules[] = { - { bfa_fcs_pport_attach, NULL, NULL }, + { bfa_fcs_port_attach, NULL, NULL }, { bfa_fcs_uf_attach, NULL, NULL }, { bfa_fcs_fabric_attach, bfa_fcs_fabric_modinit, - bfa_fcs_fabric_modexit }, + bfa_fcs_fabric_modexit }, }; /** @@ -57,8 +50,8 @@ static struct bfa_fcs_mod_s fcs_modules[] = { static void bfa_fcs_exit_comp(void *fcs_cbarg) { - struct bfa_fcs_s *fcs = fcs_cbarg; - struct bfad_s *bfad = fcs->bfad; + struct bfa_fcs_s *fcs = fcs_cbarg; + struct bfad_s *bfad = fcs->bfad; complete(&bfad->comp); } @@ -74,9 +67,9 @@ bfa_fcs_exit_comp(void *fcs_cbarg) */ void bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad, - bfa_boolean_t min_cfg) + bfa_boolean_t min_cfg) { - int i; + int i; struct bfa_fcs_mod_s *mod; fcs->bfa = bfa; @@ -86,7 +79,7 @@ bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad, bfa_attach_fcs(bfa); fcbuild_init(); - for (i = 0; i < ARRAY_SIZE(fcs_modules); i++) { + for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) { mod = &fcs_modules[i]; if (mod->attach) mod->attach(fcs); @@ -99,11 +92,11 @@ bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad, void bfa_fcs_init(struct bfa_fcs_s *fcs) { - int i, npbc_vports; + int i, npbc_vports; struct bfa_fcs_mod_s *mod; struct bfi_pbc_vport_s pbc_vports[BFI_PBC_MAX_VPORTS]; - for (i = 0; i < ARRAY_SIZE(fcs_modules); i++) { + for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) { mod = &fcs_modules[i]; if (mod->modinit) mod->modinit(fcs); @@ -111,7 +104,7 @@ bfa_fcs_init(struct bfa_fcs_s *fcs) /* Initialize pbc vports */ if (!fcs->min_cfg) { npbc_vports = - bfa_iocfc_get_pbc_vports(fcs->bfa, pbc_vports); + bfa_iocfc_get_pbc_vports(fcs->bfa, pbc_vports); for (i = 0; i < npbc_vports; i++) bfa_fcb_pbc_vport_create(fcs->bfa->bfad, pbc_vports[i]); } @@ -127,12 +120,13 @@ bfa_fcs_start(struct bfa_fcs_s *fcs) } /** - * FCS driver details initialization. + * brief + * FCS driver details initialization. * - * param[in] fcs FCS instance - * param[in] driver_info Driver Details + * param[in] fcs FCS instance + * param[in] driver_info Driver Details * - * return None + * return None */ void bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, @@ -145,13 +139,13 @@ bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, } /** - * @brief - * FCS FDMI Driver Parameter Initialization + * brief + * FCS FDMI Driver Parameter Initialization * - * @param[in] fcs FCS instance - * @param[in] fdmi_enable TRUE/FALSE + * param[in] fcs FCS instance + * param[in] fdmi_enable TRUE/FALSE * - * @return None + * return None */ void bfa_fcs_set_fdmi_param(struct bfa_fcs_s *fcs, bfa_boolean_t fdmi_enable) @@ -160,22 +154,24 @@ bfa_fcs_set_fdmi_param(struct bfa_fcs_s *fcs, bfa_boolean_t fdmi_enable) fcs->fdmi_enabled = fdmi_enable; } - /** - * FCS instance cleanup and exit. + * brief + * FCS instance cleanup and exit. * - * param[in] fcs FCS instance - * return None + * param[in] fcs FCS instance + * return None */ void bfa_fcs_exit(struct bfa_fcs_s *fcs) { struct bfa_fcs_mod_s *mod; - int i; + int nmods, i; bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs); - for (i = 0; i < ARRAY_SIZE(fcs_modules); i++) { + nmods = sizeof(fcs_modules) / sizeof(fcs_modules[0]); + + for (i = 0; i < nmods; i++) { mod = &fcs_modules[i]; if (mod->modexit) { @@ -194,24 +190,1547 @@ bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod) fcs->trcmod = trcmod; } +void +bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs) +{ + bfa_wc_down(&fcs->wc); +} + +/** + * Fabric module implementation. + */ + +#define BFA_FCS_FABRIC_RETRY_DELAY (2000) /* Milliseconds */ +#define BFA_FCS_FABRIC_CLEANUP_DELAY (10000) /* Milliseconds */ + +#define bfa_fcs_fabric_set_opertype(__fabric) do { \ + if (bfa_fcport_get_topology((__fabric)->fcs->bfa) \ + == BFA_PORT_TOPOLOGY_P2P) \ + (__fabric)->oper_type = BFA_PORT_TYPE_NPORT; \ + else \ + (__fabric)->oper_type = BFA_PORT_TYPE_NLPORT; \ +} while (0) + +/* + * forward declarations + */ +static void bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric); +static void bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric); +static void bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric); +static void bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric); +static void bfa_fcs_fabric_delay(void *cbarg); +static void bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric); +static void bfa_fcs_fabric_delete_comp(void *cbarg); +static void bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, + struct fchs_s *fchs, u16 len); +static void bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, + struct fchs_s *fchs, u16 len); +static void bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric); +static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg, + struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rspfchs); +/** + * fcs_fabric_sm fabric state machine functions + */ + +/** + * Fabric state machine events + */ +enum bfa_fcs_fabric_event { + BFA_FCS_FABRIC_SM_CREATE = 1, /* create from driver */ + BFA_FCS_FABRIC_SM_DELETE = 2, /* delete from driver */ + BFA_FCS_FABRIC_SM_LINK_DOWN = 3, /* link down from port */ + BFA_FCS_FABRIC_SM_LINK_UP = 4, /* link up from port */ + BFA_FCS_FABRIC_SM_CONT_OP = 5, /* flogi/auth continue op */ + BFA_FCS_FABRIC_SM_RETRY_OP = 6, /* flogi/auth retry op */ + BFA_FCS_FABRIC_SM_NO_FABRIC = 7, /* from flogi/auth */ + BFA_FCS_FABRIC_SM_PERF_EVFP = 8, /* from flogi/auth */ + BFA_FCS_FABRIC_SM_ISOLATE = 9, /* from EVFP processing */ + BFA_FCS_FABRIC_SM_NO_TAGGING = 10, /* no VFT tagging from EVFP */ + BFA_FCS_FABRIC_SM_DELAYED = 11, /* timeout delay event */ + BFA_FCS_FABRIC_SM_AUTH_FAILED = 12, /* auth failed */ + BFA_FCS_FABRIC_SM_AUTH_SUCCESS = 13, /* auth successful */ + BFA_FCS_FABRIC_SM_DELCOMP = 14, /* all vports deleted event */ + BFA_FCS_FABRIC_SM_LOOPBACK = 15, /* Received our own FLOGI */ + BFA_FCS_FABRIC_SM_START = 16, /* from driver */ +}; + +static void bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +static void bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event); +/** + * Beginning state before fabric creation. + */ +static void +bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_CREATE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); + bfa_fcs_fabric_init(fabric); + bfa_fcs_lport_init(&fabric->bport, &fabric->bport.port_cfg); + break; + + case BFA_FCS_FABRIC_SM_LINK_UP: + case BFA_FCS_FABRIC_SM_LINK_DOWN: + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * Beginning state before fabric creation. + */ +static void +bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_START: + if (bfa_fcport_is_linkup(fabric->fcs->bfa)) { + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); + bfa_fcs_fabric_login(fabric); + } else + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); + break; + + case BFA_FCS_FABRIC_SM_LINK_UP: + case BFA_FCS_FABRIC_SM_LINK_DOWN: + break; + + case BFA_FCS_FABRIC_SM_DELETE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); + bfa_fcs_modexit_comp(fabric->fcs); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * Link is down, awaiting LINK UP event from port. This is also the + * first state at fabric creation. + */ +static void +bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_LINK_UP: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); + bfa_fcs_fabric_login(fabric); + break; + + case BFA_FCS_FABRIC_SM_RETRY_OP: + break; + + case BFA_FCS_FABRIC_SM_DELETE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); + bfa_fcs_fabric_delete(fabric); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * FLOGI is in progress, awaiting FLOGI reply. + */ +static void +bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_CONT_OP: + + bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, + fabric->bb_credit); + fabric->fab_type = BFA_FCS_FABRIC_SWITCHED; + + if (fabric->auth_reqd && fabric->is_auth) { + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth); + bfa_trc(fabric->fcs, event); + } else { + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); + bfa_fcs_fabric_notify_online(fabric); + } + break; + + case BFA_FCS_FABRIC_SM_RETRY_OP: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi_retry); + bfa_timer_start(fabric->fcs->bfa, &fabric->delay_timer, + bfa_fcs_fabric_delay, fabric, + BFA_FCS_FABRIC_RETRY_DELAY); + break; + + case BFA_FCS_FABRIC_SM_LOOPBACK: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_loopback); + bfa_lps_discard(fabric->lps); + bfa_fcs_fabric_set_opertype(fabric); + break; + + case BFA_FCS_FABRIC_SM_NO_FABRIC: + fabric->fab_type = BFA_FCS_FABRIC_N2N; + bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, + fabric->bb_credit); + bfa_fcs_fabric_notify_online(fabric); + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric); + break; + + case BFA_FCS_FABRIC_SM_LINK_DOWN: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); + bfa_lps_discard(fabric->lps); + break; + + case BFA_FCS_FABRIC_SM_DELETE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); + bfa_lps_discard(fabric->lps); + bfa_fcs_fabric_delete(fabric); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + + +static void +bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_DELAYED: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); + bfa_fcs_fabric_login(fabric); + break; + + case BFA_FCS_FABRIC_SM_LINK_DOWN: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); + bfa_timer_stop(&fabric->delay_timer); + break; + + case BFA_FCS_FABRIC_SM_DELETE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); + bfa_timer_stop(&fabric->delay_timer); + bfa_fcs_fabric_delete(fabric); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * Authentication is in progress, awaiting authentication results. + */ +static void +bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_AUTH_FAILED: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); + bfa_lps_discard(fabric->lps); + break; + + case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); + bfa_fcs_fabric_notify_online(fabric); + break; + + case BFA_FCS_FABRIC_SM_PERF_EVFP: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp); + break; + + case BFA_FCS_FABRIC_SM_LINK_DOWN: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); + bfa_lps_discard(fabric->lps); + break; + + case BFA_FCS_FABRIC_SM_DELETE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); + bfa_fcs_fabric_delete(fabric); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * Authentication failed + */ +static void +bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_LINK_DOWN: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); + bfa_fcs_fabric_notify_offline(fabric); + break; + + case BFA_FCS_FABRIC_SM_DELETE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); + bfa_fcs_fabric_delete(fabric); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * Port is in loopback mode. + */ +static void +bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_LINK_DOWN: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); + bfa_fcs_fabric_notify_offline(fabric); + break; + + case BFA_FCS_FABRIC_SM_DELETE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); + bfa_fcs_fabric_delete(fabric); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * There is no attached fabric - private loop or NPort-to-NPort topology. + */ +static void +bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_LINK_DOWN: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); + bfa_lps_discard(fabric->lps); + bfa_fcs_fabric_notify_offline(fabric); + break; + + case BFA_FCS_FABRIC_SM_DELETE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); + bfa_fcs_fabric_delete(fabric); + break; + + case BFA_FCS_FABRIC_SM_NO_FABRIC: + bfa_trc(fabric->fcs, fabric->bb_credit); + bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, + fabric->bb_credit); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * Fabric is online - normal operating state. + */ +static void +bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_LINK_DOWN: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); + bfa_lps_discard(fabric->lps); + bfa_fcs_fabric_notify_offline(fabric); + break; + + case BFA_FCS_FABRIC_SM_DELETE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); + bfa_fcs_fabric_delete(fabric); + break; + + case BFA_FCS_FABRIC_SM_AUTH_FAILED: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); + bfa_lps_discard(fabric->lps); + break; + + case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * Exchanging virtual fabric parameters. + */ +static void +bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_CONT_OP: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp_done); + break; + case BFA_FCS_FABRIC_SM_ISOLATE: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_isolated); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + +/** + * EVFP exchange complete and VFT tagging is enabled. + */ +static void +bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); +} + +/** + * Port is isolated after EVFP exchange due to VF_ID mismatch (N and F). + */ +static void +bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; + char pwwn_ptr[BFA_STRING_32]; + + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + wwn2str(pwwn_ptr, fabric->bport.port_cfg.pwwn); + + BFA_LOG(KERN_INFO, bfad, log_level, + "Port is isolated due to VF_ID mismatch. " + "PWWN: %s Port VF_ID: %04x switch port VF_ID: %04x.", + pwwn_ptr, fabric->fcs->port_vfid, + fabric->event_arg.swp_vfid); +} + +/** + * Fabric is being deleted, awaiting vport delete completions. + */ +static void +bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, + enum bfa_fcs_fabric_event event) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, event); + + switch (event) { + case BFA_FCS_FABRIC_SM_DELCOMP: + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); + bfa_fcs_modexit_comp(fabric->fcs); + break; + + case BFA_FCS_FABRIC_SM_LINK_UP: + break; + + case BFA_FCS_FABRIC_SM_LINK_DOWN: + bfa_fcs_fabric_notify_offline(fabric); + break; + + default: + bfa_sm_fault(fabric->fcs, event); + } +} + + + +/** + * fcs_fabric_private fabric private functions + */ + +static void +bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric) +{ + struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; + + port_cfg->roles = BFA_LPORT_ROLE_FCP_IM; + port_cfg->nwwn = bfa_ioc_get_nwwn(&fabric->fcs->bfa->ioc); + port_cfg->pwwn = bfa_ioc_get_pwwn(&fabric->fcs->bfa->ioc); +} + +/** + * Port Symbolic Name Creation for base port. + */ void -bfa_fcs_log_init(struct bfa_fcs_s *fcs, struct bfa_log_mod_s *logmod) +bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric) +{ + struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; + char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; + struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; + + bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); + + /* Model name/number */ + strncpy((char *)&port_cfg->sym_name, model, + BFA_FCS_PORT_SYMBNAME_MODEL_SZ); + strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, + sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); + + /* Driver Version */ + strncat((char *)&port_cfg->sym_name, (char *)driver_info->version, + BFA_FCS_PORT_SYMBNAME_VERSION_SZ); + strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, + sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); + + /* Host machine name */ + strncat((char *)&port_cfg->sym_name, + (char *)driver_info->host_machine_name, + BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ); + strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, + sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); + + /* + * Host OS Info : + * If OS Patch Info is not there, do not truncate any bytes from the + * OS name string and instead copy the entire OS info string (64 bytes). + */ + if (driver_info->host_os_patch[0] == '\0') { + strncat((char *)&port_cfg->sym_name, + (char *)driver_info->host_os_name, + BFA_FCS_OS_STR_LEN); + strncat((char *)&port_cfg->sym_name, + BFA_FCS_PORT_SYMBNAME_SEPARATOR, + sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); + } else { + strncat((char *)&port_cfg->sym_name, + (char *)driver_info->host_os_name, + BFA_FCS_PORT_SYMBNAME_OSINFO_SZ); + strncat((char *)&port_cfg->sym_name, + BFA_FCS_PORT_SYMBNAME_SEPARATOR, + sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); + + /* Append host OS Patch Info */ + strncat((char *)&port_cfg->sym_name, + (char *)driver_info->host_os_patch, + BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ); + } + + /* null terminate */ + port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; +} + +/** + * bfa lps login completion callback + */ +void +bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status) +{ + struct bfa_fcs_fabric_s *fabric = uarg; + + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_trc(fabric->fcs, status); + + switch (status) { + case BFA_STATUS_OK: + fabric->stats.flogi_accepts++; + break; + + case BFA_STATUS_INVALID_MAC: + /* Only for CNA */ + fabric->stats.flogi_acc_err++; + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); + + return; + + case BFA_STATUS_EPROTOCOL: + switch (bfa_lps_get_extstatus(fabric->lps)) { + case BFA_EPROTO_BAD_ACCEPT: + fabric->stats.flogi_acc_err++; + break; + + case BFA_EPROTO_UNKNOWN_RSP: + fabric->stats.flogi_unknown_rsp++; + break; + + default: + break; + } + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); + + return; + + case BFA_STATUS_FABRIC_RJT: + fabric->stats.flogi_rejects++; + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); + return; + + default: + fabric->stats.flogi_rsp_err++; + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); + return; + } + + fabric->bb_credit = bfa_lps_get_peer_bbcredit(fabric->lps); + bfa_trc(fabric->fcs, fabric->bb_credit); + + if (!bfa_lps_is_brcd_fabric(fabric->lps)) + fabric->fabric_name = bfa_lps_get_peer_nwwn(fabric->lps); + + /* + * Check port type. It should be 1 = F-port. + */ + if (bfa_lps_is_fport(fabric->lps)) { + fabric->bport.pid = bfa_lps_get_pid(fabric->lps); + fabric->is_npiv = bfa_lps_is_npiv_en(fabric->lps); + fabric->is_auth = bfa_lps_is_authreq(fabric->lps); + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CONT_OP); + } else { + /* + * Nport-2-Nport direct attached + */ + fabric->bport.port_topo.pn2n.rem_port_wwn = + bfa_lps_get_peer_pwwn(fabric->lps); + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); + } + + bfa_trc(fabric->fcs, fabric->bport.pid); + bfa_trc(fabric->fcs, fabric->is_npiv); + bfa_trc(fabric->fcs, fabric->is_auth); +} +/** + * Allocate and send FLOGI. + */ +static void +bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric) +{ + struct bfa_s *bfa = fabric->fcs->bfa; + struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; + u8 alpa = 0; + + if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) + alpa = bfa_fcport_get_myalpa(bfa); + + bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_fcport_get_maxfrsize(bfa), + pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd); + + fabric->stats.flogi_sent++; +} + +static void +bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric) +{ + struct bfa_fcs_vport_s *vport; + struct list_head *qe, *qen; + + bfa_trc(fabric->fcs, fabric->fabric_name); + + bfa_fcs_fabric_set_opertype(fabric); + fabric->stats.fabric_onlines++; + + /** + * notify online event to base and then virtual ports + */ + bfa_fcs_lport_online(&fabric->bport); + + list_for_each_safe(qe, qen, &fabric->vport_q) { + vport = (struct bfa_fcs_vport_s *) qe; + bfa_fcs_vport_online(vport); + } +} + +static void +bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric) +{ + struct bfa_fcs_vport_s *vport; + struct list_head *qe, *qen; + + bfa_trc(fabric->fcs, fabric->fabric_name); + fabric->stats.fabric_offlines++; + + /** + * notify offline event first to vports and then base port. + */ + list_for_each_safe(qe, qen, &fabric->vport_q) { + vport = (struct bfa_fcs_vport_s *) qe; + bfa_fcs_vport_offline(vport); + } + + bfa_fcs_lport_offline(&fabric->bport); + + fabric->fabric_name = 0; + fabric->fabric_ip_addr[0] = 0; +} + +static void +bfa_fcs_fabric_delay(void *cbarg) { - fcs->logm = logmod; + struct bfa_fcs_fabric_s *fabric = cbarg; + + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED); } +/** + * Delete all vports and wait for vport delete completions. + */ +static void +bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric) +{ + struct bfa_fcs_vport_s *vport; + struct list_head *qe, *qen; + list_for_each_safe(qe, qen, &fabric->vport_q) { + vport = (struct bfa_fcs_vport_s *) qe; + bfa_fcs_vport_fcs_delete(vport); + } + + bfa_fcs_lport_delete(&fabric->bport); + bfa_wc_wait(&fabric->wc); +} + +static void +bfa_fcs_fabric_delete_comp(void *cbarg) +{ + struct bfa_fcs_fabric_s *fabric = cbarg; + + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP); +} + +/** + * fcs_fabric_public fabric public functions + */ + +/** + * Attach time initialization. + */ void -bfa_fcs_aen_init(struct bfa_fcs_s *fcs, struct bfa_aen_s *aen) +bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs) { - fcs->aen = aen; + struct bfa_fcs_fabric_s *fabric; + + fabric = &fcs->fabric; + bfa_os_memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s)); + + /** + * Initialize base fabric. + */ + fabric->fcs = fcs; + INIT_LIST_HEAD(&fabric->vport_q); + INIT_LIST_HEAD(&fabric->vf_q); + fabric->lps = bfa_lps_alloc(fcs->bfa); + bfa_assert(fabric->lps); + + /** + * Initialize fabric delete completion handler. Fabric deletion is + * complete when the last vport delete is complete. + */ + bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric); + bfa_wc_up(&fabric->wc); /* For the base port */ + + bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); + bfa_fcs_lport_attach(&fabric->bport, fabric->fcs, FC_VF_ID_NULL, NULL); } void -bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs) +bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs) { - bfa_wc_down(&fcs->wc); + bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_CREATE); + bfa_trc(fcs, 0); } +/** + * Module cleanup + */ +void +bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs) +{ + struct bfa_fcs_fabric_s *fabric; + + bfa_trc(fcs, 0); + + /** + * Cleanup base fabric. + */ + fabric = &fcs->fabric; + bfa_lps_delete(fabric->lps); + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELETE); +} +/** + * Fabric module start -- kick starts FCS actions + */ +void +bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs) +{ + struct bfa_fcs_fabric_s *fabric; + + bfa_trc(fcs, 0); + fabric = &fcs->fabric; + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START); +} + +/** + * Suspend fabric activity as part of driver suspend. + */ +void +bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs) +{ +} + +bfa_boolean_t +bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric) +{ + return bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_loopback); +} + +bfa_boolean_t +bfa_fcs_fabric_is_auth_failed(struct bfa_fcs_fabric_s *fabric) +{ + return bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_auth_failed); +} + +enum bfa_port_type +bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric) +{ + return fabric->oper_type; +} + +/** + * Link up notification from BFA physical port module. + */ +void +bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP); +} + +/** + * Link down notification from BFA physical port module. + */ +void +bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric) +{ + bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN); +} + +/** + * A child vport is being created in the fabric. + * + * Call from vport module at vport creation. A list of base port and vports + * belonging to a fabric is maintained to propagate link events. + * + * param[in] fabric - Fabric instance. This can be a base fabric or vf. + * param[in] vport - Vport being created. + * + * @return None (always succeeds) + */ +void +bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, + struct bfa_fcs_vport_s *vport) +{ + /** + * - add vport to fabric's vport_q + */ + bfa_trc(fabric->fcs, fabric->vf_id); + + list_add_tail(&vport->qe, &fabric->vport_q); + fabric->num_vports++; + bfa_wc_up(&fabric->wc); +} + +/** + * A child vport is being deleted from fabric. + * + * Vport is being deleted. + */ +void +bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, + struct bfa_fcs_vport_s *vport) +{ + list_del(&vport->qe); + fabric->num_vports--; + bfa_wc_down(&fabric->wc); +} + +/** + * Base port is deleted. + */ +void +bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric) +{ + bfa_wc_down(&fabric->wc); +} + + +/** + * Check if fabric is online. + * + * param[in] fabric - Fabric instance. This can be a base fabric or vf. + * + * @return TRUE/FALSE + */ +int +bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric) +{ + return bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_online); +} + +/** + * brief + * + */ +bfa_status_t +bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf, struct bfa_fcs_s *fcs, + struct bfa_lport_cfg_s *port_cfg, struct bfad_vf_s *vf_drv) +{ + bfa_sm_set_state(vf, bfa_fcs_fabric_sm_uninit); + return BFA_STATUS_OK; +} + +/** + * Lookup for a vport withing a fabric given its pwwn + */ +struct bfa_fcs_vport_s * +bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn) +{ + struct bfa_fcs_vport_s *vport; + struct list_head *qe; + + list_for_each(qe, &fabric->vport_q) { + vport = (struct bfa_fcs_vport_s *) qe; + if (bfa_fcs_lport_get_pwwn(&vport->lport) == pwwn) + return vport; + } + + return NULL; +} + +/** + * In a given fabric, return the number of lports. + * + * param[in] fabric - Fabric instance. This can be a base fabric or vf. + * + * @return : 1 or more. + */ +u16 +bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric) +{ + return fabric->num_vports; +} + +/* + * Get OUI of the attached switch. + * + * Note : Use of this function should be avoided as much as possible. + * This function should be used only if there is any requirement +* to check for FOS version below 6.3. + * To check if the attached fabric is a brocade fabric, use + * bfa_lps_is_brcd_fabric() which works for FOS versions 6.3 + * or above only. + */ + +u16 +bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric) +{ + wwn_t fab_nwwn; + u8 *tmp; + u16 oui; + + fab_nwwn = bfa_lps_get_peer_nwwn(fabric->lps); + + tmp = (u8 *)&fab_nwwn; + oui = (tmp[3] << 8) | tmp[4]; + + return oui; +} +/** + * Unsolicited frame receive handling. + */ +void +bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, + u16 len) +{ + u32 pid = fchs->d_id; + struct bfa_fcs_vport_s *vport; + struct list_head *qe; + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + struct fc_logi_s *flogi = (struct fc_logi_s *) els_cmd; + + bfa_trc(fabric->fcs, len); + bfa_trc(fabric->fcs, pid); + + /** + * Look for our own FLOGI frames being looped back. This means an + * external loopback cable is in place. Our own FLOGI frames are + * sometimes looped back when switch port gets temporarily bypassed. + */ + if ((pid == bfa_os_ntoh3b(FC_FABRIC_PORT)) && + (els_cmd->els_code == FC_ELS_FLOGI) && + (flogi->port_name == bfa_fcs_lport_get_pwwn(&fabric->bport))) { + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOOPBACK); + return; + } + + /** + * FLOGI/EVFP exchanges should be consumed by base fabric. + */ + if (fchs->d_id == bfa_os_hton3b(FC_FABRIC_PORT)) { + bfa_trc(fabric->fcs, pid); + bfa_fcs_fabric_process_uf(fabric, fchs, len); + return; + } + + if (fabric->bport.pid == pid) { + /** + * All authentication frames should be routed to auth + */ + bfa_trc(fabric->fcs, els_cmd->els_code); + if (els_cmd->els_code == FC_ELS_AUTH) { + bfa_trc(fabric->fcs, els_cmd->els_code); + return; + } + + bfa_trc(fabric->fcs, *(u8 *) ((u8 *) fchs)); + bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); + return; + } + + /** + * look for a matching local port ID + */ + list_for_each(qe, &fabric->vport_q) { + vport = (struct bfa_fcs_vport_s *) qe; + if (vport->lport.pid == pid) { + bfa_fcs_lport_uf_recv(&vport->lport, fchs, len); + return; + } + } + bfa_trc(fabric->fcs, els_cmd->els_code); + bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); +} + +/** + * Unsolicited frames to be processed by fabric. + */ +static void +bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, + u16 len) +{ + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + + bfa_trc(fabric->fcs, els_cmd->els_code); + + switch (els_cmd->els_code) { + case FC_ELS_FLOGI: + bfa_fcs_fabric_process_flogi(fabric, fchs, len); + break; + + default: + /* + * need to generate a LS_RJT + */ + break; + } +} + +/** + * Process incoming FLOGI + */ +static void +bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, + struct fchs_s *fchs, u16 len) +{ + struct fc_logi_s *flogi = (struct fc_logi_s *) (fchs + 1); + struct bfa_fcs_lport_s *bport = &fabric->bport; + + bfa_trc(fabric->fcs, fchs->s_id); + + fabric->stats.flogi_rcvd++; + /* + * Check port type. It should be 0 = n-port. + */ + if (flogi->csp.port_type) { + /* + * @todo: may need to send a LS_RJT + */ + bfa_trc(fabric->fcs, flogi->port_name); + fabric->stats.flogi_rejected++; + return; + } + + fabric->bb_credit = bfa_os_ntohs(flogi->csp.bbcred); + bport->port_topo.pn2n.rem_port_wwn = flogi->port_name; + bport->port_topo.pn2n.reply_oxid = fchs->ox_id; + + /* + * Send a Flogi Acc + */ + bfa_fcs_fabric_send_flogi_acc(fabric); + bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); +} + +static void +bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric) +{ + struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; + struct bfa_fcs_lport_n2n_s *n2n_port = &fabric->bport.port_topo.pn2n; + struct bfa_s *bfa = fabric->fcs->bfa; + struct bfa_fcxp_s *fcxp; + u16 reqlen; + struct fchs_s fchs; + + fcxp = bfa_fcs_fcxp_alloc(fabric->fcs); + /** + * Do not expect this failure -- expect remote node to retry + */ + if (!fcxp) + return; + + reqlen = fc_flogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_os_hton3b(FC_FABRIC_PORT), + n2n_port->reply_oxid, pcfg->pwwn, + pcfg->nwwn, + bfa_fcport_get_maxfrsize(bfa), + bfa_fcport_get_rx_bbcredit(bfa)); + + bfa_fcxp_send(fcxp, NULL, fabric->vf_id, bfa_lps_get_tag(fabric->lps), + BFA_FALSE, FC_CLASS_3, + reqlen, &fchs, bfa_fcs_fabric_flogiacc_comp, fabric, + FC_MAX_PDUSZ, 0); +} + +/** + * Flogi Acc completion callback. + */ +static void +bfa_fcs_fabric_flogiacc_comp(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t status, u32 rsp_len, + u32 resid_len, struct fchs_s *rspfchs) +{ + struct bfa_fcs_fabric_s *fabric = cbarg; + + bfa_trc(fabric->fcs, status); +} + +/* + * + * @param[in] fabric - fabric + * @param[in] wwn_t - new fabric name + * + * @return - none + */ +void +bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, + wwn_t fabric_name) +{ + struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; + char pwwn_ptr[BFA_STRING_32]; + char fwwn_ptr[BFA_STRING_32]; + + bfa_trc(fabric->fcs, fabric_name); + + if (fabric->fabric_name == 0) { + /* + * With BRCD switches, we don't get Fabric Name in FLOGI. + * Don't generate a fabric name change event in this case. + */ + fabric->fabric_name = fabric_name; + } else { + fabric->fabric_name = fabric_name; + wwn2str(pwwn_ptr, bfa_fcs_lport_get_pwwn(&fabric->bport)); + wwn2str(fwwn_ptr, + bfa_fcs_lport_get_fabric_name(&fabric->bport)); + BFA_LOG(KERN_WARNING, bfad, log_level, + "Base port WWN = %s Fabric WWN = %s\n", + pwwn_ptr, fwwn_ptr); + } +} + +/** + * fcs_vf_api virtual fabrics API + */ + +/** + * Enable VF mode. + * + * @param[in] fcs fcs module instance + * @param[in] vf_id default vf_id of port, FC_VF_ID_NULL + * to use standard default vf_id of 1. + * + * @retval BFA_STATUS_OK vf mode is enabled + * @retval BFA_STATUS_BUSY Port is active. Port must be disabled + * before VF mode can be enabled. + */ +bfa_status_t +bfa_fcs_vf_mode_enable(struct bfa_fcs_s *fcs, u16 vf_id) +{ + return BFA_STATUS_OK; +} + +/** + * Disable VF mode. + * + * @param[in] fcs fcs module instance + * + * @retval BFA_STATUS_OK vf mode is disabled + * @retval BFA_STATUS_BUSY VFs are present and being used. All + * VFs must be deleted before disabling + * VF mode. + */ +bfa_status_t +bfa_fcs_vf_mode_disable(struct bfa_fcs_s *fcs) +{ + return BFA_STATUS_OK; +} + +/** + * Create a new VF instance. + * + * A new VF is created using the given VF configuration. A VF is identified + * by VF id. No duplicate VF creation is allowed with the same VF id. Once + * a VF is created, VF is automatically started after link initialization + * and EVFP exchange is completed. + * + * param[in] vf - FCS vf data structure. Memory is + * allocated by caller (driver) + * param[in] fcs - FCS module + * param[in] vf_cfg - VF configuration + * param[in] vf_drv - Opaque handle back to the driver's + * virtual vf structure + * + * retval BFA_STATUS_OK VF creation is successful + * retval BFA_STATUS_FAILED VF creation failed + * retval BFA_STATUS_EEXIST A VF exists with the given vf_id + */ +bfa_status_t +bfa_fcs_vf_create(bfa_fcs_vf_t *vf, struct bfa_fcs_s *fcs, u16 vf_id, + struct bfa_lport_cfg_s *port_cfg, struct bfad_vf_s *vf_drv) +{ + bfa_trc(fcs, vf_id); + return BFA_STATUS_OK; +} + +/** + * Use this function to delete a BFA VF object. VF object should + * be stopped before this function call. + * + * param[in] vf - pointer to bfa_vf_t. + * + * retval BFA_STATUS_OK On vf deletion success + * retval BFA_STATUS_BUSY VF is not in a stopped state + * retval BFA_STATUS_INPROGRESS VF deletion in in progress + */ +bfa_status_t +bfa_fcs_vf_delete(bfa_fcs_vf_t *vf) +{ + bfa_trc(vf->fcs, vf->vf_id); + return BFA_STATUS_OK; +} + + +/** + * Returns attributes of the given VF. + * + * param[in] vf pointer to bfa_vf_t. + * param[out] vf_attr vf attributes returned + * + * return None + */ +void +bfa_fcs_vf_get_attr(bfa_fcs_vf_t *vf, struct bfa_vf_attr_s *vf_attr) +{ + bfa_trc(vf->fcs, vf->vf_id); +} + +/** + * Return statistics associated with the given vf. + * + * param[in] vf pointer to bfa_vf_t. + * param[out] vf_stats vf statistics returned + * + * @return None + */ +void +bfa_fcs_vf_get_stats(bfa_fcs_vf_t *vf, struct bfa_vf_stats_s *vf_stats) +{ + bfa_os_memcpy(vf_stats, &vf->stats, sizeof(struct bfa_vf_stats_s)); +} + +/** + * clear statistics associated with the given vf. + * + * param[in] vf pointer to bfa_vf_t. + * + * @return None + */ +void +bfa_fcs_vf_clear_stats(bfa_fcs_vf_t *vf) +{ + bfa_os_memset(&vf->stats, 0, sizeof(struct bfa_vf_stats_s)); +} + +/** + * Returns FCS vf structure for a given vf_id. + * + * param[in] vf_id - VF_ID + * + * return + * If lookup succeeds, retuns fcs vf object, otherwise returns NULL + */ +bfa_fcs_vf_t * +bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id) +{ + bfa_trc(fcs, vf_id); + if (vf_id == FC_VF_ID_NULL) + return &fcs->fabric; + + return NULL; +} + +/** + * Return the list of VFs configured. + * + * param[in] fcs fcs module instance + * param[out] vf_ids returned list of vf_ids + * param[in,out] nvfs in:size of vf_ids array, + * out:total elements present, + * actual elements returned is limited by the size + * + * return Driver VF structure + */ +void +bfa_fcs_vf_list(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs) +{ + bfa_trc(fcs, *nvfs); +} + +/** + * Return the list of all VFs visible from fabric. + * + * param[in] fcs fcs module instance + * param[out] vf_ids returned list of vf_ids + * param[in,out] nvfs in:size of vf_ids array, + * out:total elements present, + * actual elements returned is limited by the size + * + * return Driver VF structure + */ +void +bfa_fcs_vf_list_all(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs) +{ + bfa_trc(fcs, *nvfs); +} + +/** + * Return the list of local logical ports present in the given VF. + * + * param[in] vf vf for which logical ports are returned + * param[out] lpwwn returned logical port wwn list + * param[in,out] nlports in:size of lpwwn list; + * out:total elements present, + * actual elements returned is limited by the size + */ +void +bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports) +{ + struct list_head *qe; + struct bfa_fcs_vport_s *vport; + int i; + struct bfa_fcs_s *fcs; + + if (vf == NULL || lpwwn == NULL || *nlports == 0) + return; + + fcs = vf->fcs; + + bfa_trc(fcs, vf->vf_id); + bfa_trc(fcs, (u32) *nlports); + + i = 0; + lpwwn[i++] = vf->bport.port_cfg.pwwn; + + list_for_each(qe, &vf->vport_q) { + if (i >= *nlports) + break; + + vport = (struct bfa_fcs_vport_s *) qe; + lpwwn[i++] = vport->lport.port_cfg.pwwn; + } + + bfa_trc(fcs, i); + *nlports = i; +} + +/** + * BFA FCS PPORT ( physical port) + */ +static void +bfa_fcs_port_event_handler(void *cbarg, enum bfa_port_linkstate event) +{ + struct bfa_fcs_s *fcs = cbarg; + + bfa_trc(fcs, event); + + switch (event) { + case BFA_PORT_LINKUP: + bfa_fcs_fabric_link_up(&fcs->fabric); + break; + + case BFA_PORT_LINKDOWN: + bfa_fcs_fabric_link_down(&fcs->fabric); + break; + + default: + bfa_assert(0); + } +} + +void +bfa_fcs_port_attach(struct bfa_fcs_s *fcs) +{ + bfa_fcport_event_register(fcs->bfa, bfa_fcs_port_event_handler, fcs); +} + +/** + * BFA FCS UF ( Unsolicited Frames) + */ + +/** + * BFA callback for unsolicited frame receive handler. + * + * @param[in] cbarg callback arg for receive handler + * @param[in] uf unsolicited frame descriptor + * + * @return None + */ +static void +bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf) +{ + struct bfa_fcs_s *fcs = (struct bfa_fcs_s *) cbarg; + struct fchs_s *fchs = bfa_uf_get_frmbuf(uf); + u16 len = bfa_uf_get_frmlen(uf); + struct fc_vft_s *vft; + struct bfa_fcs_fabric_s *fabric; + + /** + * check for VFT header + */ + if (fchs->routing == FC_RTG_EXT_HDR && + fchs->cat_info == FC_CAT_VFT_HDR) { + bfa_stats(fcs, uf.tagged); + vft = bfa_uf_get_frmbuf(uf); + if (fcs->port_vfid == vft->vf_id) + fabric = &fcs->fabric; + else + fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id); + + /** + * drop frame if vfid is unknown + */ + if (!fabric) { + bfa_assert(0); + bfa_stats(fcs, uf.vfid_unknown); + bfa_uf_free(uf); + return; + } + + /** + * skip vft header + */ + fchs = (struct fchs_s *) (vft + 1); + len -= sizeof(struct fc_vft_s); + + bfa_trc(fcs, vft->vf_id); + } else { + bfa_stats(fcs, uf.untagged); + fabric = &fcs->fabric; + } + + bfa_trc(fcs, ((u32 *) fchs)[0]); + bfa_trc(fcs, ((u32 *) fchs)[1]); + bfa_trc(fcs, ((u32 *) fchs)[2]); + bfa_trc(fcs, ((u32 *) fchs)[3]); + bfa_trc(fcs, ((u32 *) fchs)[4]); + bfa_trc(fcs, ((u32 *) fchs)[5]); + bfa_trc(fcs, len); + + bfa_fcs_fabric_uf_recv(fabric, fchs, len); + bfa_uf_free(uf); +} + +void +bfa_fcs_uf_attach(struct bfa_fcs_s *fcs) +{ + bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs); +} diff --git a/drivers/scsi/bfa/bfa_fcs.h b/drivers/scsi/bfa/bfa_fcs.h new file mode 100644 index 00000000000..d75045df1e7 --- /dev/null +++ b/drivers/scsi/bfa/bfa_fcs.h @@ -0,0 +1,779 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFA_FCS_H__ +#define __BFA_FCS_H__ + +#include "bfa_cs.h" +#include "bfa_defs.h" +#include "bfa_defs_fcs.h" +#include "bfa_modules.h" +#include "bfa_fc.h" + +#define BFA_FCS_OS_STR_LEN 64 + +/* + * !!! Only append to the enums defined here to avoid any versioning + * !!! needed between trace utility and driver version + */ +enum { + BFA_TRC_FCS_FCS = 1, + BFA_TRC_FCS_PORT = 2, + BFA_TRC_FCS_RPORT = 3, + BFA_TRC_FCS_FCPIM = 4, +}; + + +struct bfa_fcs_s; + +#define __fcs_min_cfg(__fcs) ((__fcs)->min_cfg) +void bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs); + +#define BFA_FCS_BRCD_SWITCH_OUI 0x051e +#define N2N_LOCAL_PID 0x010000 +#define N2N_REMOTE_PID 0x020000 +#define BFA_FCS_RETRY_TIMEOUT 2000 +#define BFA_FCS_PID_IS_WKA(pid) ((bfa_os_ntoh3b(pid) > 0xFFF000) ? 1 : 0) + + + +struct bfa_fcs_lport_ns_s { + bfa_sm_t sm; /* state machine */ + struct bfa_timer_s timer; + struct bfa_fcs_lport_s *port; /* parent port */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; +}; + + +struct bfa_fcs_lport_scn_s { + bfa_sm_t sm; /* state machine */ + struct bfa_timer_s timer; + struct bfa_fcs_lport_s *port; /* parent port */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; +}; + + +struct bfa_fcs_lport_fdmi_s { + bfa_sm_t sm; /* state machine */ + struct bfa_timer_s timer; + struct bfa_fcs_lport_ms_s *ms; /* parent ms */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; + u8 retry_cnt; /* retry count */ + u8 rsvd[3]; +}; + + +struct bfa_fcs_lport_ms_s { + bfa_sm_t sm; /* state machine */ + struct bfa_timer_s timer; + struct bfa_fcs_lport_s *port; /* parent port */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; + struct bfa_fcs_lport_fdmi_s fdmi; /* FDMI component of MS */ + u8 retry_cnt; /* retry count */ + u8 rsvd[3]; +}; + + +struct bfa_fcs_lport_fab_s { + struct bfa_fcs_lport_ns_s ns; /* NS component of port */ + struct bfa_fcs_lport_scn_s scn; /* scn component of port */ + struct bfa_fcs_lport_ms_s ms; /* MS component of port */ +}; + +#define MAX_ALPA_COUNT 127 + +struct bfa_fcs_lport_loop_s { + u8 num_alpa; /* Num of ALPA entries in the map */ + u8 alpa_pos_map[MAX_ALPA_COUNT]; /* ALPA Positional + *Map */ + struct bfa_fcs_lport_s *port; /* parent port */ +}; + +struct bfa_fcs_lport_n2n_s { + u32 rsvd; + u16 reply_oxid; /* ox_id from the req flogi to be + *used in flogi acc */ + wwn_t rem_port_wwn; /* Attached port's wwn */ +}; + + +union bfa_fcs_lport_topo_u { + struct bfa_fcs_lport_fab_s pfab; + struct bfa_fcs_lport_loop_s ploop; + struct bfa_fcs_lport_n2n_s pn2n; +}; + + +struct bfa_fcs_lport_s { + struct list_head qe; /* used by port/vport */ + bfa_sm_t sm; /* state machine */ + struct bfa_fcs_fabric_s *fabric; /* parent fabric */ + struct bfa_lport_cfg_s port_cfg; /* port configuration */ + struct bfa_timer_s link_timer; /* timer for link offline */ + u32 pid:24; /* FC address */ + u8 lp_tag; /* lport tag */ + u16 num_rports; /* Num of r-ports */ + struct list_head rport_q; /* queue of discovered r-ports */ + struct bfa_fcs_s *fcs; /* FCS instance */ + union bfa_fcs_lport_topo_u port_topo; /* fabric/loop/n2n details */ + struct bfad_port_s *bfad_port; /* driver peer instance */ + struct bfa_fcs_vport_s *vport; /* NULL for base ports */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; + struct bfa_lport_stats_s stats; + struct bfa_wc_s wc; /* waiting counter for events */ +}; +#define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa) +#define BFA_FCS_GET_NS_FROM_PORT(port) (&port->port_topo.pfab.ns) +#define BFA_FCS_GET_SCN_FROM_PORT(port) (&port->port_topo.pfab.scn) +#define BFA_FCS_GET_MS_FROM_PORT(port) (&port->port_topo.pfab.ms) +#define BFA_FCS_GET_FDMI_FROM_PORT(port) (&port->port_topo.pfab.ms.fdmi) +#define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \ + (port->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM) + +/* + * forward declaration + */ +struct bfad_vf_s; + +enum bfa_fcs_fabric_type { + BFA_FCS_FABRIC_UNKNOWN = 0, + BFA_FCS_FABRIC_SWITCHED = 1, + BFA_FCS_FABRIC_N2N = 2, +}; + + +struct bfa_fcs_fabric_s { + struct list_head qe; /* queue element */ + bfa_sm_t sm; /* state machine */ + struct bfa_fcs_s *fcs; /* FCS instance */ + struct bfa_fcs_lport_s bport; /* base logical port */ + enum bfa_fcs_fabric_type fab_type; /* fabric type */ + enum bfa_port_type oper_type; /* current link topology */ + u8 is_vf; /* is virtual fabric? */ + u8 is_npiv; /* is NPIV supported ? */ + u8 is_auth; /* is Security/Auth supported ? */ + u16 bb_credit; /* BB credit from fabric */ + u16 vf_id; /* virtual fabric ID */ + u16 num_vports; /* num vports */ + u16 rsvd; + struct list_head vport_q; /* queue of virtual ports */ + struct list_head vf_q; /* queue of virtual fabrics */ + struct bfad_vf_s *vf_drv; /* driver vf structure */ + struct bfa_timer_s link_timer; /* Link Failure timer. Vport */ + wwn_t fabric_name; /* attached fabric name */ + bfa_boolean_t auth_reqd; /* authentication required */ + struct bfa_timer_s delay_timer; /* delay timer */ + union { + u16 swp_vfid;/* switch port VF id */ + } event_arg; + struct bfa_wc_s wc; /* wait counter for delete */ + struct bfa_vf_stats_s stats; /* fabric/vf stats */ + struct bfa_lps_s *lps; /* lport login services */ + u8 fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; + /* attached fabric's ip addr */ +}; + +#define bfa_fcs_fabric_npiv_capable(__f) ((__f)->is_npiv) +#define bfa_fcs_fabric_is_switched(__f) \ + ((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED) + +/** + * The design calls for a single implementation of base fabric and vf. + */ +#define bfa_fcs_vf_t struct bfa_fcs_fabric_s + +struct bfa_vf_event_s { + u32 undefined; +}; + +struct bfa_fcs_s; +struct bfa_fcs_fabric_s; + +/* + * @todo : need to move to a global config file. + * Maximum Rports supported per port (physical/logical). + */ +#define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */ + +#define bfa_fcs_lport_t struct bfa_fcs_lport_s + +/** + * Symbolic Name related defines + * Total bytes 255. + * Physical Port's symbolic name 128 bytes. + * For Vports, Vport's symbolic name is appended to the Physical port's + * Symbolic Name. + * + * Physical Port's symbolic name Format : (Total 128 bytes) + * Adapter Model number/name : 12 bytes + * Driver Version : 10 bytes + * Host Machine Name : 30 bytes + * Host OS Info : 48 bytes + * Host OS PATCH Info : 16 bytes + * ( remaining 12 bytes reserved to be used for separator) + */ +#define BFA_FCS_PORT_SYMBNAME_SEPARATOR " | " + +#define BFA_FCS_PORT_SYMBNAME_MODEL_SZ 12 +#define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10 +#define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30 +#define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 48 +#define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16 + +/** + * Get FC port ID for a logical port. + */ +#define bfa_fcs_lport_get_fcid(_lport) ((_lport)->pid) +#define bfa_fcs_lport_get_pwwn(_lport) ((_lport)->port_cfg.pwwn) +#define bfa_fcs_lport_get_nwwn(_lport) ((_lport)->port_cfg.nwwn) +#define bfa_fcs_lport_get_psym_name(_lport) ((_lport)->port_cfg.sym_name) +#define bfa_fcs_lport_is_initiator(_lport) \ + ((_lport)->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM) +#define bfa_fcs_lport_get_nrports(_lport) \ + ((_lport) ? (_lport)->num_rports : 0) + +static inline struct bfad_port_s * +bfa_fcs_lport_get_drvport(struct bfa_fcs_lport_s *port) +{ + return port->bfad_port; +} + +#define bfa_fcs_lport_get_opertype(_lport) ((_lport)->fabric->oper_type) +#define bfa_fcs_lport_get_fabric_name(_lport) ((_lport)->fabric->fabric_name) +#define bfa_fcs_lport_get_fabric_ipaddr(_lport) \ + ((_lport)->fabric->fabric_ip_addr) + +/** + * bfa fcs port public functions + */ + +bfa_boolean_t bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port); +struct bfa_fcs_lport_s *bfa_fcs_get_base_port(struct bfa_fcs_s *fcs); +void bfa_fcs_lport_get_rports(struct bfa_fcs_lport_s *port, + wwn_t rport_wwns[], int *nrports); + +wwn_t bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn, + int index, int nrports, bfa_boolean_t bwwn); + +struct bfa_fcs_lport_s *bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, + u16 vf_id, wwn_t lpwwn); + +void bfa_fcs_lport_get_info(struct bfa_fcs_lport_s *port, + struct bfa_lport_info_s *port_info); +void bfa_fcs_lport_get_attr(struct bfa_fcs_lport_s *port, + struct bfa_lport_attr_s *port_attr); +void bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s *fcs_port, + struct bfa_lport_stats_s *port_stats); +void bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port); +enum bfa_port_speed bfa_fcs_lport_get_rport_max_speed( + struct bfa_fcs_lport_s *port); + +/* MS FCS routines */ +void bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s *port); +void bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s *port); +void bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s *port); +void bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s *port); + +/* FDMI FCS routines */ +void bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms); +void bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s *ms); +void bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s *ms); +void bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport, struct fchs_s *fchs, + u16 len); +void bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs, + u16 vf_id, struct bfa_fcs_vport_s *vport); +void bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport, + struct bfa_lport_cfg_s *port_cfg); +void bfa_fcs_lport_online(struct bfa_fcs_lport_s *port); +void bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port); +void bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port); +struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pid( + struct bfa_fcs_lport_s *port, u32 pid); +struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pwwn( + struct bfa_fcs_lport_s *port, wwn_t pwwn); +struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_nwwn( + struct bfa_fcs_lport_s *port, wwn_t nwwn); +void bfa_fcs_lport_add_rport(struct bfa_fcs_lport_s *port, + struct bfa_fcs_rport_s *rport); +void bfa_fcs_lport_del_rport(struct bfa_fcs_lport_s *port, + struct bfa_fcs_rport_s *rport); +void bfa_fcs_lport_modinit(struct bfa_fcs_s *fcs); +void bfa_fcs_lport_modexit(struct bfa_fcs_s *fcs); +void bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *vport); +void bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *vport); +void bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *vport); +void bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port); +void bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *vport); +void bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *vport); +void bfa_fcs_lport_scn_online(struct bfa_fcs_lport_s *vport); +void bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s *port, + struct fchs_s *rx_frame, u32 len); + +struct bfa_fcs_vport_s { + struct list_head qe; /* queue elem */ + bfa_sm_t sm; /* state machine */ + bfa_fcs_lport_t lport; /* logical port */ + struct bfa_timer_s timer; + struct bfad_vport_s *vport_drv; /* Driver private */ + struct bfa_vport_stats_s vport_stats; /* vport statistics */ + struct bfa_lps_s *lps; /* Lport login service*/ + int fdisc_retries; +}; + +#define bfa_fcs_vport_get_port(vport) \ + ((struct bfa_fcs_lport_s *)(&vport->port)) + +/** + * bfa fcs vport public functions + */ +bfa_status_t bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, + struct bfa_fcs_s *fcs, u16 vf_id, + struct bfa_lport_cfg_s *port_cfg, + struct bfad_vport_s *vport_drv); +bfa_status_t bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, + struct bfa_fcs_s *fcs, u16 vf_id, + struct bfa_lport_cfg_s *port_cfg, + struct bfad_vport_s *vport_drv); +bfa_boolean_t bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s *vport); +bfa_status_t bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport); +bfa_status_t bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport); +bfa_status_t bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport); +void bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport, + struct bfa_vport_attr_s *vport_attr); +void bfa_fcs_vport_get_stats(struct bfa_fcs_vport_s *vport, + struct bfa_vport_stats_s *vport_stats); +void bfa_fcs_vport_clr_stats(struct bfa_fcs_vport_s *vport); +struct bfa_fcs_vport_s *bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, + u16 vf_id, wwn_t vpwwn); +void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport); +void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport); +void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport); +void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport); +void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport); + +#define BFA_FCS_RPORT_DEF_DEL_TIMEOUT 90 /* in secs */ +#define BFA_FCS_RPORT_MAX_RETRIES (5) + +/* + * forward declarations + */ +struct bfad_rport_s; + +struct bfa_fcs_itnim_s; +struct bfa_fcs_tin_s; +struct bfa_fcs_iprp_s; + +/* Rport Features (RPF) */ +struct bfa_fcs_rpf_s { + bfa_sm_t sm; /* state machine */ + struct bfa_fcs_rport_s *rport; /* parent rport */ + struct bfa_timer_s timer; /* general purpose timer */ + struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */ + struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */ + int rpsc_retries; /* max RPSC retry attempts */ + enum bfa_port_speed rpsc_speed; + /* Current Speed from RPSC. O if RPSC fails */ + enum bfa_port_speed assigned_speed; + /** + * Speed assigned by the user. will be used if RPSC is + * not supported by the rport. + */ +}; + +struct bfa_fcs_rport_s { + struct list_head qe; /* used by port/vport */ + struct bfa_fcs_lport_s *port; /* parent FCS port */ + struct bfa_fcs_s *fcs; /* fcs instance */ + struct bfad_rport_s *rp_drv; /* driver peer instance */ + u32 pid; /* port ID of rport */ + u16 maxfrsize; /* maximum frame size */ + u16 reply_oxid; /* OX_ID of inbound requests */ + enum fc_cos fc_cos; /* FC classes of service supp */ + bfa_boolean_t cisc; /* CISC capable device */ + bfa_boolean_t prlo; /* processing prlo or LOGO */ + wwn_t pwwn; /* port wwn of rport */ + wwn_t nwwn; /* node wwn of rport */ + struct bfa_rport_symname_s psym_name; /* port symbolic name */ + bfa_sm_t sm; /* state machine */ + struct bfa_timer_s timer; /* general purpose timer */ + struct bfa_fcs_itnim_s *itnim; /* ITN initiator mode role */ + struct bfa_fcs_tin_s *tin; /* ITN initiator mode role */ + struct bfa_fcs_iprp_s *iprp; /* IP/FC role */ + struct bfa_rport_s *bfa_rport; /* BFA Rport */ + struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */ + int plogi_retries; /* max plogi retry attempts */ + int ns_retries; /* max NS query retry attempts */ + struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */ + struct bfa_rport_stats_s stats; /* rport stats */ + enum bfa_rport_function scsi_function; /* Initiator/Target */ + struct bfa_fcs_rpf_s rpf; /* Rport features module */ +}; + +static inline struct bfa_rport_s * +bfa_fcs_rport_get_halrport(struct bfa_fcs_rport_s *rport) +{ + return rport->bfa_rport; +} + +/** + * bfa fcs rport API functions + */ +bfa_status_t bfa_fcs_rport_add(struct bfa_fcs_lport_s *port, wwn_t *pwwn, + struct bfa_fcs_rport_s *rport, + struct bfad_rport_s *rport_drv); +bfa_status_t bfa_fcs_rport_remove(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport, + struct bfa_rport_attr_s *attr); +void bfa_fcs_rport_get_stats(struct bfa_fcs_rport_s *rport, + struct bfa_rport_stats_s *stats); +void bfa_fcs_rport_clear_stats(struct bfa_fcs_rport_s *rport); +struct bfa_fcs_rport_s *bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port, + wwn_t rpwwn); +struct bfa_fcs_rport_s *bfa_fcs_rport_lookup_by_nwwn( + struct bfa_fcs_lport_s *port, wwn_t rnwwn); +void bfa_fcs_rport_set_del_timeout(u8 rport_tmo); + +void bfa_fcs_rport_set_speed(struct bfa_fcs_rport_s *rport, + enum bfa_port_speed speed); +void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, + struct fchs_s *fchs, u16 len); +void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport); + +struct bfa_fcs_rport_s *bfa_fcs_rport_create(struct bfa_fcs_lport_s *port, + u32 pid); +void bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rport_offline(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rport_start(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, + struct fc_logi_s *plogi_rsp); +void bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s *port, + struct fchs_s *rx_fchs, + struct fc_logi_s *plogi); +void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, + struct fc_logi_s *plogi); +void bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, u16 ox_id); + +void bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s *rport); +int bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport); +struct bfa_fcs_rport_s *bfa_fcs_rport_create_by_wwn( + struct bfa_fcs_lport_s *port, wwn_t wwn); +void bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport); + +/* + * forward declarations + */ +struct bfad_itnim_s; + +struct bfa_fcs_itnim_s { + bfa_sm_t sm; /* state machine */ + struct bfa_fcs_rport_s *rport; /* parent remote rport */ + struct bfad_itnim_s *itnim_drv; /* driver peer instance */ + struct bfa_fcs_s *fcs; /* fcs instance */ + struct bfa_timer_s timer; /* timer functions */ + struct bfa_itnim_s *bfa_itnim; /* BFA itnim struct */ + u32 prli_retries; /* max prli retry attempts */ + bfa_boolean_t seq_rec; /* seq recovery support */ + bfa_boolean_t rec_support; /* REC supported */ + bfa_boolean_t conf_comp; /* FCP_CONF support */ + bfa_boolean_t task_retry_id; /* task retry id supp */ + struct bfa_fcxp_wqe_s fcxp_wqe; /* wait qelem for fcxp */ + struct bfa_fcxp_s *fcxp; /* FCXP in use */ + struct bfa_itnim_stats_s stats; /* itn statistics */ +}; +#define bfa_fcs_fcxp_alloc(__fcs) \ + bfa_fcxp_alloc(NULL, (__fcs)->bfa, 0, 0, NULL, NULL, NULL, NULL) + +#define bfa_fcs_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, __alloc_cbarg) \ + bfa_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, __alloc_cbarg, \ + NULL, 0, 0, NULL, NULL, NULL, NULL) + +static inline struct bfad_port_s * +bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s *itnim) +{ + return itnim->rport->port->bfad_port; +} + + +static inline struct bfa_fcs_lport_s * +bfa_fcs_itnim_get_port(struct bfa_fcs_itnim_s *itnim) +{ + return itnim->rport->port; +} + + +static inline wwn_t +bfa_fcs_itnim_get_nwwn(struct bfa_fcs_itnim_s *itnim) +{ + return itnim->rport->nwwn; +} + + +static inline wwn_t +bfa_fcs_itnim_get_pwwn(struct bfa_fcs_itnim_s *itnim) +{ + return itnim->rport->pwwn; +} + + +static inline u32 +bfa_fcs_itnim_get_fcid(struct bfa_fcs_itnim_s *itnim) +{ + return itnim->rport->pid; +} + + +static inline u32 +bfa_fcs_itnim_get_maxfrsize(struct bfa_fcs_itnim_s *itnim) +{ + return itnim->rport->maxfrsize; +} + + +static inline enum fc_cos +bfa_fcs_itnim_get_cos(struct bfa_fcs_itnim_s *itnim) +{ + return itnim->rport->fc_cos; +} + + +static inline struct bfad_itnim_s * +bfa_fcs_itnim_get_drvitn(struct bfa_fcs_itnim_s *itnim) +{ + return itnim->itnim_drv; +} + + +static inline struct bfa_itnim_s * +bfa_fcs_itnim_get_halitn(struct bfa_fcs_itnim_s *itnim) +{ + return itnim->bfa_itnim; +} + +/** + * bfa fcs FCP Initiator mode API functions + */ +void bfa_fcs_itnim_get_attr(struct bfa_fcs_itnim_s *itnim, + struct bfa_itnim_attr_s *attr); +void bfa_fcs_itnim_get_stats(struct bfa_fcs_itnim_s *itnim, + struct bfa_itnim_stats_s *stats); +struct bfa_fcs_itnim_s *bfa_fcs_itnim_lookup(struct bfa_fcs_lport_s *port, + wwn_t rpwwn); +bfa_status_t bfa_fcs_itnim_attr_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn, + struct bfa_itnim_attr_s *attr); +bfa_status_t bfa_fcs_itnim_stats_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn, + struct bfa_itnim_stats_s *stats); +bfa_status_t bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s *port, + wwn_t rpwwn); +struct bfa_fcs_itnim_s *bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport); +void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim); +void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim); +void bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim); +bfa_status_t bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim); +void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim); +void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, + struct fchs_s *fchs, u16 len); + +#define BFA_FCS_FDMI_SUPORTED_SPEEDS (FDMI_TRANS_SPEED_1G | \ + FDMI_TRANS_SPEED_2G | \ + FDMI_TRANS_SPEED_4G | \ + FDMI_TRANS_SPEED_8G) + +/* + * HBA Attribute Block : BFA internal representation. Note : Some variable + * sizes have been trimmed to suit BFA For Ex : Model will be "Brocade". Based + * on this the size has been reduced to 16 bytes from the standard's 64 bytes. + */ +struct bfa_fcs_fdmi_hba_attr_s { + wwn_t node_name; + u8 manufacturer[64]; + u8 serial_num[64]; + u8 model[16]; + u8 model_desc[256]; + u8 hw_version[8]; + u8 driver_version[8]; + u8 option_rom_ver[BFA_VERSION_LEN]; + u8 fw_version[8]; + u8 os_name[256]; + u32 max_ct_pyld; +}; + +/* + * Port Attribute Block + */ +struct bfa_fcs_fdmi_port_attr_s { + u8 supp_fc4_types[32]; /* supported FC4 types */ + u32 supp_speed; /* supported speed */ + u32 curr_speed; /* current Speed */ + u32 max_frm_size; /* max frame size */ + u8 os_device_name[256]; /* OS device Name */ + u8 host_name[256]; /* host name */ +}; + +struct bfa_fcs_stats_s { + struct { + u32 untagged; /* untagged receive frames */ + u32 tagged; /* tagged receive frames */ + u32 vfid_unknown; /* VF id is unknown */ + } uf; +}; + +struct bfa_fcs_driver_info_s { + u8 version[BFA_VERSION_LEN]; /* Driver Version */ + u8 host_machine_name[BFA_FCS_OS_STR_LEN]; + u8 host_os_name[BFA_FCS_OS_STR_LEN]; /* OS name and version */ + u8 host_os_patch[BFA_FCS_OS_STR_LEN]; /* patch or service pack */ + u8 os_device_name[BFA_FCS_OS_STR_LEN]; /* Driver Device Name */ +}; + +struct bfa_fcs_s { + struct bfa_s *bfa; /* corresponding BFA bfa instance */ + struct bfad_s *bfad; /* corresponding BDA driver instance */ + struct bfa_trc_mod_s *trcmod; /* tracing module */ + bfa_boolean_t vf_enabled; /* VF mode is enabled */ + bfa_boolean_t fdmi_enabled; /* FDMI is enabled */ + bfa_boolean_t min_cfg; /* min cfg enabled/disabled */ + u16 port_vfid; /* port default VF ID */ + struct bfa_fcs_driver_info_s driver_info; + struct bfa_fcs_fabric_s fabric; /* base fabric state machine */ + struct bfa_fcs_stats_s stats; /* FCS statistics */ + struct bfa_wc_s wc; /* waiting counter */ +}; + +/* + * bfa fcs API functions + */ +void bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, + struct bfad_s *bfad, + bfa_boolean_t min_cfg); +void bfa_fcs_init(struct bfa_fcs_s *fcs); +void bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, + struct bfa_fcs_driver_info_s *driver_info); +void bfa_fcs_set_fdmi_param(struct bfa_fcs_s *fcs, bfa_boolean_t fdmi_enable); +void bfa_fcs_exit(struct bfa_fcs_s *fcs); +void bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod); +void bfa_fcs_start(struct bfa_fcs_s *fcs); + +/** + * bfa fcs vf public functions + */ +bfa_status_t bfa_fcs_vf_mode_enable(struct bfa_fcs_s *fcs, u16 vf_id); +bfa_status_t bfa_fcs_vf_mode_disable(struct bfa_fcs_s *fcs); +bfa_status_t bfa_fcs_vf_create(bfa_fcs_vf_t *vf, struct bfa_fcs_s *fcs, + u16 vf_id, struct bfa_lport_cfg_s *port_cfg, + struct bfad_vf_s *vf_drv); +bfa_status_t bfa_fcs_vf_delete(bfa_fcs_vf_t *vf); +void bfa_fcs_vf_list(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs); +void bfa_fcs_vf_list_all(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs); +void bfa_fcs_vf_get_attr(bfa_fcs_vf_t *vf, struct bfa_vf_attr_s *vf_attr); +void bfa_fcs_vf_get_stats(bfa_fcs_vf_t *vf, + struct bfa_vf_stats_s *vf_stats); +void bfa_fcs_vf_clear_stats(bfa_fcs_vf_t *vf); +void bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t vpwwn[], int *nports); +bfa_fcs_vf_t *bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id); +u16 bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric); + +/* + * fabric protected interface functions + */ +void bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs); +void bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs); +void bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs); +void bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs); +void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric); +void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric); +void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, + struct bfa_fcs_vport_s *vport); +void bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, + struct bfa_fcs_vport_s *vport); +int bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric); +struct bfa_fcs_vport_s *bfa_fcs_fabric_vport_lookup( + struct bfa_fcs_fabric_s *fabric, wwn_t pwwn); +void bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs); +void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, + struct fchs_s *fchs, u16 len); +bfa_boolean_t bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric); +bfa_boolean_t bfa_fcs_fabric_is_auth_failed(struct bfa_fcs_fabric_s *fabric); +enum bfa_port_type bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric); +void bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric); +void bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric); +bfa_status_t bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf, + struct bfa_fcs_s *fcs, struct bfa_lport_cfg_s *port_cfg, + struct bfad_vf_s *vf_drv); +void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, + wwn_t fabric_name); +u16 bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric); +void bfa_fcs_uf_attach(struct bfa_fcs_s *fcs); +void bfa_fcs_port_attach(struct bfa_fcs_s *fcs); + +/** + * BFA FCS callback interfaces + */ + +/** + * fcb Main fcs callbacks + */ + +struct bfad_port_s; +struct bfad_vf_s; +struct bfad_vport_s; +struct bfad_rport_s; + +/** + * lport callbacks + */ +struct bfad_port_s *bfa_fcb_lport_new(struct bfad_s *bfad, + struct bfa_fcs_lport_s *port, + enum bfa_lport_role roles, + struct bfad_vf_s *vf_drv, + struct bfad_vport_s *vp_drv); +void bfa_fcb_lport_delete(struct bfad_s *bfad, enum bfa_lport_role roles, + struct bfad_vf_s *vf_drv, + struct bfad_vport_s *vp_drv); + +/** + * vport callbacks + */ +void bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s); + +/** + * rport callbacks + */ +bfa_status_t bfa_fcb_rport_alloc(struct bfad_s *bfad, + struct bfa_fcs_rport_s **rport, + struct bfad_rport_s **rport_drv); + +/** + * itnim callbacks + */ +void bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim, + struct bfad_itnim_s **itnim_drv); +void bfa_fcb_itnim_free(struct bfad_s *bfad, + struct bfad_itnim_s *itnim_drv); +void bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv); +void bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv); + +#endif /* __BFA_FCS_H__ */ diff --git a/drivers/scsi/bfa/fcpim.c b/drivers/scsi/bfa/bfa_fcs_fcpim.c index 6b8976ad22f..569dfefab70 100644 --- a/drivers/scsi/bfa/fcpim.c +++ b/drivers/scsi/bfa/bfa_fcs_fcpim.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -19,36 +19,24 @@ * fcpim.c - FCP initiator mode i-t nexus state machine */ -#include <bfa.h> -#include <bfa_svc.h> -#include "fcs_fcpim.h" -#include "fcs_rport.h" -#include "fcs_lport.h" -#include "fcs_trcmod.h" -#include "fcs_fcxp.h" -#include "fcs.h" -#include <fcs/bfa_fcs_fcpim.h> -#include <fcb/bfa_fcb_fcpim.h> -#include <aen/bfa_aen_itnim.h> +#include "bfa_fcs.h" +#include "bfa_fcbuild.h" +#include "bfad_drv.h" +#include "bfad_im.h" BFA_TRC_FILE(FCS, FCPIM); /* * forward declarations */ -static void bfa_fcs_itnim_timeout(void *arg); -static void bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim); -static void bfa_fcs_itnim_send_prli(void *itnim_cbarg, +static void bfa_fcs_itnim_timeout(void *arg); +static void bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim); +static void bfa_fcs_itnim_send_prli(void *itnim_cbarg, struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_itnim_prli_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim, - enum bfa_itnim_aen_event event); +static void bfa_fcs_itnim_prli_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs); /** * fcs_itnim_sm FCS itnim state machine events @@ -61,28 +49,28 @@ enum bfa_fcs_itnim_event { BFA_FCS_ITNIM_SM_RSP_OK = 4, /* good response */ BFA_FCS_ITNIM_SM_RSP_ERROR = 5, /* error response */ BFA_FCS_ITNIM_SM_TIMEOUT = 6, /* delay timeout */ - BFA_FCS_ITNIM_SM_HCB_OFFLINE = 7, /* BFA online callback */ - BFA_FCS_ITNIM_SM_HCB_ONLINE = 8, /* BFA offline callback */ + BFA_FCS_ITNIM_SM_HCB_OFFLINE = 7, /* BFA online callback */ + BFA_FCS_ITNIM_SM_HCB_ONLINE = 8, /* BFA offline callback */ BFA_FCS_ITNIM_SM_INITIATOR = 9, /* rport is initiator */ BFA_FCS_ITNIM_SM_DELETE = 10, /* delete event from rport */ BFA_FCS_ITNIM_SM_PRLO = 11, /* delete event from rport */ }; -static void bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim, +static void bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim, enum bfa_fcs_itnim_event event); -static void bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim, +static void bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim, enum bfa_fcs_itnim_event event); -static void bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim, +static void bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim, enum bfa_fcs_itnim_event event); -static void bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim, +static void bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim, enum bfa_fcs_itnim_event event); -static void bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim, +static void bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim, enum bfa_fcs_itnim_event event); -static void bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim, +static void bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim, enum bfa_fcs_itnim_event event); -static void bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim, +static void bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim, enum bfa_fcs_itnim_event event); -static void bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim, +static void bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim, enum bfa_fcs_itnim_event event); static struct bfa_sm_table_s itnim_sm_table[] = { @@ -102,7 +90,7 @@ static struct bfa_sm_table_s itnim_sm_table[] = { static void bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim, - enum bfa_fcs_itnim_event event) + enum bfa_fcs_itnim_event event) { bfa_trc(itnim->fcs, itnim->rport->pwwn); bfa_trc(itnim->fcs, event); @@ -134,7 +122,7 @@ bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim, static void bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim, - enum bfa_fcs_itnim_event event) + enum bfa_fcs_itnim_event event) { bfa_trc(itnim->fcs, itnim->rport->pwwn); bfa_trc(itnim->fcs, event); @@ -168,7 +156,7 @@ bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim, static void bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim, - enum bfa_fcs_itnim_event event) + enum bfa_fcs_itnim_event event) { bfa_trc(itnim->fcs, itnim->rport->pwwn); bfa_trc(itnim->fcs, event); @@ -233,6 +221,7 @@ bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim, } break; + case BFA_FCS_ITNIM_SM_OFFLINE: bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline); bfa_timer_stop(&itnim->timer); @@ -259,6 +248,10 @@ static void bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim, enum bfa_fcs_itnim_event event) { + struct bfad_s *bfad = (struct bfad_s *)itnim->fcs->bfad; + char lpwwn_buf[BFA_STRING_32]; + char rpwwn_buf[BFA_STRING_32]; + bfa_trc(itnim->fcs, itnim->rport->pwwn); bfa_trc(itnim->fcs, event); @@ -266,7 +259,11 @@ bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim, case BFA_FCS_ITNIM_SM_HCB_ONLINE: bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_online); bfa_fcb_itnim_online(itnim->itnim_drv); - bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_ONLINE); + wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(itnim->rport->port)); + wwn2str(rpwwn_buf, itnim->rport->pwwn); + BFA_LOG(KERN_INFO, bfad, log_level, + "Target (WWN = %s) is online for initiator (WWN = %s)\n", + rpwwn_buf, lpwwn_buf); break; case BFA_FCS_ITNIM_SM_OFFLINE: @@ -287,8 +284,12 @@ bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim, static void bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim, - enum bfa_fcs_itnim_event event) + enum bfa_fcs_itnim_event event) { + struct bfad_s *bfad = (struct bfad_s *)itnim->fcs->bfad; + char lpwwn_buf[BFA_STRING_32]; + char rpwwn_buf[BFA_STRING_32]; + bfa_trc(itnim->fcs, itnim->rport->pwwn); bfa_trc(itnim->fcs, event); @@ -297,10 +298,16 @@ bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim, bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_offline); bfa_fcb_itnim_offline(itnim->itnim_drv); bfa_itnim_offline(itnim->bfa_itnim); - if (bfa_fcs_port_is_online(itnim->rport->port) == BFA_TRUE) - bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_DISCONNECT); + wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(itnim->rport->port)); + wwn2str(rpwwn_buf, itnim->rport->pwwn); + if (bfa_fcs_lport_is_online(itnim->rport->port) == BFA_TRUE) + BFA_LOG(KERN_ERR, bfad, log_level, + "Target (WWN = %s) connectivity lost for " + "initiator (WWN = %s)\n", rpwwn_buf, lpwwn_buf); else - bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_OFFLINE); + BFA_LOG(KERN_INFO, bfad, log_level, + "Target (WWN = %s) offlined by initiator (WWN = %s)\n", + rpwwn_buf, lpwwn_buf); break; case BFA_FCS_ITNIM_SM_DELETE: @@ -343,7 +350,7 @@ bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim, */ static void bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim, - enum bfa_fcs_itnim_event event) + enum bfa_fcs_itnim_event event) { bfa_trc(itnim->fcs, itnim->rport->pwwn); bfa_trc(itnim->fcs, event); @@ -369,71 +376,34 @@ bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim, } } - - -/** - * itnim_private FCS ITNIM private interfaces - */ - -static void -bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim, - enum bfa_itnim_aen_event event) -{ - struct bfa_fcs_rport_s *rport = itnim->rport; - union bfa_aen_data_u aen_data; - struct bfa_log_mod_s *logmod = rport->fcs->logm; - wwn_t lpwwn = bfa_fcs_port_get_pwwn(rport->port); - wwn_t rpwwn = rport->pwwn; - char lpwwn_ptr[BFA_STRING_32]; - char rpwwn_ptr[BFA_STRING_32]; - - /* - * Don't post events for well known addresses - */ - if (BFA_FCS_PID_IS_WKA(rport->pid)) - return; - - wwn2str(lpwwn_ptr, lpwwn); - wwn2str(rpwwn_ptr, rpwwn); - - bfa_log(logmod, BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, event), - rpwwn_ptr, lpwwn_ptr); - - aen_data.itnim.vf_id = rport->port->fabric->vf_id; - aen_data.itnim.ppwwn = - bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(itnim->fcs)); - aen_data.itnim.lpwwn = lpwwn; - aen_data.itnim.rpwwn = rpwwn; -} - static void bfa_fcs_itnim_send_prli(void *itnim_cbarg, struct bfa_fcxp_s *fcxp_alloced) { struct bfa_fcs_itnim_s *itnim = itnim_cbarg; struct bfa_fcs_rport_s *rport = itnim->rport; - struct bfa_fcs_port_s *port = rport->port; - struct fchs_s fchs; + struct bfa_fcs_lport_s *port = rport->port; + struct fchs_s fchs; struct bfa_fcxp_s *fcxp; - int len; + int len; bfa_trc(itnim->fcs, itnim->rport->pwwn); fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) { itnim->stats.fcxp_alloc_wait++; - bfa_fcxp_alloc_wait(port->fcs->bfa, &itnim->fcxp_wqe, + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &itnim->fcxp_wqe, bfa_fcs_itnim_send_prli, itnim); return; } itnim->fcxp = fcxp; - len = fc_prli_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), itnim->rport->pid, - bfa_fcs_port_get_fcid(port), 0); + len = fc_prli_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + itnim->rport->pid, bfa_fcs_lport_get_fcid(port), 0); bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, - bfa_fcs_itnim_prli_response, (void *)itnim, FC_MAX_PDUSZ, - FC_ELS_TOV); + bfa_fcs_itnim_prli_response, (void *)itnim, + FC_MAX_PDUSZ, FC_ELS_TOV); itnim->stats.prli_sent++; bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_FRMSENT); @@ -444,10 +414,10 @@ bfa_fcs_itnim_prli_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, bfa_status_t req_status, u32 rsp_len, u32 resid_len, struct fchs_s *rsp_fchs) { - struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cbarg; - struct fc_els_cmd_s *els_cmd; - struct fc_prli_s *prli_resp; - struct fc_ls_rjt_s *ls_rjt; + struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cbarg; + struct fc_els_cmd_s *els_cmd; + struct fc_prli_s *prli_resp; + struct fc_ls_rjt_s *ls_rjt; struct fc_prli_params_s *sparams; bfa_trc(itnim->fcs, req_status); @@ -475,7 +445,7 @@ bfa_fcs_itnim_prli_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, if (prli_resp->parampage.servparams.initiator) { bfa_trc(itnim->fcs, prli_resp->parampage.type); itnim->rport->scsi_function = - BFA_RPORT_INITIATOR; + BFA_RPORT_INITIATOR; itnim->stats.prli_rsp_acc++; bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_OK); @@ -488,10 +458,10 @@ bfa_fcs_itnim_prli_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, itnim->rport->scsi_function = BFA_RPORT_TARGET; sparams = &prli_resp->parampage.servparams; - itnim->seq_rec = sparams->retry; - itnim->rec_support = sparams->rec_support; + itnim->seq_rec = sparams->retry; + itnim->rec_support = sparams->rec_support; itnim->task_retry_id = sparams->task_retry_id; - itnim->conf_comp = sparams->confirm; + itnim->conf_comp = sparams->confirm; itnim->stats.prli_rsp_acc++; bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_OK); @@ -509,7 +479,7 @@ bfa_fcs_itnim_prli_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, static void bfa_fcs_itnim_timeout(void *arg) { - struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)arg; + struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) arg; itnim->stats.timeout++; bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_TIMEOUT); @@ -529,16 +499,16 @@ bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim) */ /** - * Called by rport when a new rport is created. + * Called by rport when a new rport is created. * * @param[in] rport - remote port. */ struct bfa_fcs_itnim_s * bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport) { - struct bfa_fcs_port_s *port = rport->port; + struct bfa_fcs_lport_s *port = rport->port; struct bfa_fcs_itnim_s *itnim; - struct bfad_itnim_s *itnim_drv; + struct bfad_itnim_s *itnim_drv; struct bfa_itnim_s *bfa_itnim; /* @@ -560,7 +530,8 @@ bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport) /* * call BFA to create the itnim */ - bfa_itnim = bfa_itnim_create(port->fcs->bfa, rport->bfa_rport, itnim); + bfa_itnim = + bfa_itnim_create(port->fcs->bfa, rport->bfa_rport, itnim); if (bfa_itnim == NULL) { bfa_trc(port->fcs, rport->pwwn); @@ -569,10 +540,10 @@ bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport) return NULL; } - itnim->bfa_itnim = bfa_itnim; - itnim->seq_rec = BFA_FALSE; - itnim->rec_support = BFA_FALSE; - itnim->conf_comp = BFA_FALSE; + itnim->bfa_itnim = bfa_itnim; + itnim->seq_rec = BFA_FALSE; + itnim->rec_support = BFA_FALSE; + itnim->conf_comp = BFA_FALSE; itnim->task_retry_id = BFA_FALSE; /* @@ -584,7 +555,7 @@ bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport) } /** - * Called by rport to delete the instance of FCPIM. + * Called by rport to delete the instance of FCPIM. * * @param[in] rport - remote port. */ @@ -607,8 +578,8 @@ bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim) bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_ONLINE); } else { /* - * For well known addresses, we set the itnim to initiator - * state + * For well known addresses, we set the itnim to initiator + * state */ itnim->stats.initiator++; bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_INITIATOR); @@ -651,7 +622,6 @@ bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim) default: return BFA_STATUS_NO_FCPIM_NEXUS; - } } @@ -661,7 +631,7 @@ bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim) void bfa_cb_itnim_online(void *cbarg) { - struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cbarg; + struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cbarg; bfa_trc(itnim->fcs, itnim->rport->pwwn); bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_ONLINE); @@ -673,7 +643,7 @@ bfa_cb_itnim_online(void *cbarg) void bfa_cb_itnim_offline(void *cb_arg) { - struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg; + struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cb_arg; bfa_trc(itnim->fcs, itnim->rport->pwwn); bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_OFFLINE); @@ -686,7 +656,7 @@ bfa_cb_itnim_offline(void *cb_arg) void bfa_cb_itnim_tov_begin(void *cb_arg) { - struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg; + struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cb_arg; bfa_trc(itnim->fcs, itnim->rport->pwwn); } @@ -697,14 +667,15 @@ bfa_cb_itnim_tov_begin(void *cb_arg) void bfa_cb_itnim_tov(void *cb_arg) { - struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg; + struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cb_arg; + struct bfad_itnim_s *itnim_drv = itnim->itnim_drv; bfa_trc(itnim->fcs, itnim->rport->pwwn); - bfa_fcb_itnim_tov(itnim->itnim_drv); + itnim_drv->state = ITNIM_STATE_TIMEOUT; } /** - * BFA notification to FCS/driver for second level error recovery. + * BFA notification to FCS/driver for second level error recovery. * * Atleast one I/O request has timedout and target is unresponsive to * repeated abort requests. Second level error recovery should be initiated @@ -713,7 +684,7 @@ bfa_cb_itnim_tov(void *cb_arg) void bfa_cb_itnim_sler(void *cb_arg) { - struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg; + struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *) cb_arg; itnim->stats.sler++; bfa_trc(itnim->fcs, itnim->rport->pwwn); @@ -721,7 +692,7 @@ bfa_cb_itnim_sler(void *cb_arg) } struct bfa_fcs_itnim_s * -bfa_fcs_itnim_lookup(struct bfa_fcs_port_s *port, wwn_t rpwwn) +bfa_fcs_itnim_lookup(struct bfa_fcs_lport_s *port, wwn_t rpwwn) { struct bfa_fcs_rport_s *rport; rport = bfa_fcs_rport_lookup(port, rpwwn); @@ -734,7 +705,7 @@ bfa_fcs_itnim_lookup(struct bfa_fcs_port_s *port, wwn_t rpwwn) } bfa_status_t -bfa_fcs_itnim_attr_get(struct bfa_fcs_port_s *port, wwn_t rpwwn, +bfa_fcs_itnim_attr_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn, struct bfa_itnim_attr_s *attr) { struct bfa_fcs_itnim_s *itnim = NULL; @@ -744,18 +715,16 @@ bfa_fcs_itnim_attr_get(struct bfa_fcs_port_s *port, wwn_t rpwwn, if (itnim == NULL) return BFA_STATUS_NO_FCPIM_NEXUS; - attr->state = bfa_sm_to_state(itnim_sm_table, itnim->sm); - attr->retry = itnim->seq_rec; - attr->rec_support = itnim->rec_support; - attr->conf_comp = itnim->conf_comp; + attr->state = bfa_sm_to_state(itnim_sm_table, itnim->sm); + attr->retry = itnim->seq_rec; + attr->rec_support = itnim->rec_support; + attr->conf_comp = itnim->conf_comp; attr->task_retry_id = itnim->task_retry_id; - bfa_os_memset(&attr->io_latency, 0, sizeof(struct bfa_itnim_latency_s)); - return BFA_STATUS_OK; } bfa_status_t -bfa_fcs_itnim_stats_get(struct bfa_fcs_port_s *port, wwn_t rpwwn, +bfa_fcs_itnim_stats_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn, struct bfa_itnim_stats_s *stats) { struct bfa_fcs_itnim_s *itnim = NULL; @@ -773,7 +742,7 @@ bfa_fcs_itnim_stats_get(struct bfa_fcs_port_s *port, wwn_t rpwwn, } bfa_status_t -bfa_fcs_itnim_stats_clear(struct bfa_fcs_port_s *port, wwn_t rpwwn) +bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s *port, wwn_t rpwwn) { struct bfa_fcs_itnim_s *itnim = NULL; @@ -789,10 +758,10 @@ bfa_fcs_itnim_stats_clear(struct bfa_fcs_port_s *port, wwn_t rpwwn) } void -bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs, - u16 len) +bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, + struct fchs_s *fchs, u16 len) { - struct fc_els_cmd_s *els_cmd; + struct fc_els_cmd_s *els_cmd; bfa_trc(itnim->fcs, fchs->type); @@ -812,13 +781,3 @@ bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs, bfa_assert(0); } } - -void -bfa_fcs_itnim_pause(struct bfa_fcs_itnim_s *itnim) -{ -} - -void -bfa_fcs_itnim_resume(struct bfa_fcs_itnim_s *itnim) -{ -} diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c index 35df20e68a5..b522bf30247 100644 --- a/drivers/scsi/bfa/bfa_fcs_lport.c +++ b/drivers/scsi/bfa/bfa_fcs_lport.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -16,23 +16,13 @@ */ /** - * bfa_fcs_port.c BFA FCS port + * bfa_fcs_lport.c BFA FCS port */ -#include <fcs/bfa_fcs.h> -#include <fcs/bfa_fcs_lport.h> -#include <fcs/bfa_fcs_rport.h> -#include <fcb/bfa_fcb_port.h> -#include <bfa_svc.h> -#include <log/bfa_log_fcs.h> -#include "fcs.h" -#include "fcs_lport.h" -#include "fcs_vport.h" -#include "fcs_rport.h" -#include "fcs_fcxp.h" -#include "fcs_trcmod.h" -#include "lport_priv.h" -#include <aen/bfa_aen_lport.h> +#include "bfa_fcs.h" +#include "bfa_fcbuild.h" +#include "bfa_fc.h" +#include "bfad_drv.h" BFA_TRC_FILE(FCS, PORT); @@ -40,49 +30,53 @@ BFA_TRC_FILE(FCS, PORT); * Forward declarations */ -static void bfa_fcs_port_aen_post(struct bfa_fcs_port_s *port, - enum bfa_lport_aen_event event); -static void bfa_fcs_port_send_ls_rjt(struct bfa_fcs_port_s *port, - struct fchs_s *rx_fchs, u8 reason_code, - u8 reason_code_expl); -static void bfa_fcs_port_plogi(struct bfa_fcs_port_s *port, - struct fchs_s *rx_fchs, - struct fc_logi_s *plogi); -static void bfa_fcs_port_online_actions(struct bfa_fcs_port_s *port); -static void bfa_fcs_port_offline_actions(struct bfa_fcs_port_s *port); -static void bfa_fcs_port_unknown_init(struct bfa_fcs_port_s *port); -static void bfa_fcs_port_unknown_online(struct bfa_fcs_port_s *port); -static void bfa_fcs_port_unknown_offline(struct bfa_fcs_port_s *port); -static void bfa_fcs_port_deleted(struct bfa_fcs_port_s *port); -static void bfa_fcs_port_echo(struct bfa_fcs_port_s *port, +static void bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port, + struct fchs_s *rx_fchs, u8 reason_code, + u8 reason_code_expl); +static void bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port, + struct fchs_s *rx_fchs, struct fc_logi_s *plogi); +static void bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, struct fc_echo_s *echo, u16 len); -static void bfa_fcs_port_rnid(struct bfa_fcs_port_s *port, +static void bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, struct fc_rnid_cmd_s *rnid, u16 len); -static void bfa_fs_port_get_gen_topo_data(struct bfa_fcs_port_s *port, +static void bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port, struct fc_rnid_general_topology_data_s *gen_topo_data); +static void bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port); + +static void bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port); +static void bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port); + static struct { - void (*init) (struct bfa_fcs_port_s *port); - void (*online) (struct bfa_fcs_port_s *port); - void (*offline) (struct bfa_fcs_port_s *port); + void (*init) (struct bfa_fcs_lport_s *port); + void (*online) (struct bfa_fcs_lport_s *port); + void (*offline) (struct bfa_fcs_lport_s *port); } __port_action[] = { { - bfa_fcs_port_unknown_init, bfa_fcs_port_unknown_online, - bfa_fcs_port_unknown_offline}, { - bfa_fcs_port_fab_init, bfa_fcs_port_fab_online, - bfa_fcs_port_fab_offline}, { - bfa_fcs_port_loop_init, bfa_fcs_port_loop_online, - bfa_fcs_port_loop_offline}, { -bfa_fcs_port_n2n_init, bfa_fcs_port_n2n_online, - bfa_fcs_port_n2n_offline},}; + bfa_fcs_lport_unknown_init, bfa_fcs_lport_unknown_online, + bfa_fcs_lport_unknown_offline}, { + bfa_fcs_lport_fab_init, bfa_fcs_lport_fab_online, + bfa_fcs_lport_fab_offline}, { + bfa_fcs_lport_n2n_init, bfa_fcs_lport_n2n_online, + bfa_fcs_lport_n2n_offline}, + }; /** * fcs_port_sm FCS logical port state machine */ -enum bfa_fcs_port_event { +enum bfa_fcs_lport_event { BFA_FCS_PORT_SM_CREATE = 1, BFA_FCS_PORT_SM_ONLINE = 2, BFA_FCS_PORT_SM_OFFLINE = 3, @@ -90,27 +84,28 @@ enum bfa_fcs_port_event { BFA_FCS_PORT_SM_DELRPORT = 5, }; -static void bfa_fcs_port_sm_uninit(struct bfa_fcs_port_s *port, - enum bfa_fcs_port_event event); -static void bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port, - enum bfa_fcs_port_event event); -static void bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port, - enum bfa_fcs_port_event event); -static void bfa_fcs_port_sm_offline(struct bfa_fcs_port_s *port, - enum bfa_fcs_port_event event); -static void bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port, - enum bfa_fcs_port_event event); +static void bfa_fcs_lport_sm_uninit(struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event); +static void bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event); +static void bfa_fcs_lport_sm_online(struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event); +static void bfa_fcs_lport_sm_offline(struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event); +static void bfa_fcs_lport_sm_deleting(struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event); static void -bfa_fcs_port_sm_uninit(struct bfa_fcs_port_s *port, - enum bfa_fcs_port_event event) +bfa_fcs_lport_sm_uninit( + struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event) { bfa_trc(port->fcs, port->port_cfg.pwwn); bfa_trc(port->fcs, event); switch (event) { case BFA_FCS_PORT_SM_CREATE: - bfa_sm_set_state(port, bfa_fcs_port_sm_init); + bfa_sm_set_state(port, bfa_fcs_lport_sm_init); break; default: @@ -119,20 +114,21 @@ bfa_fcs_port_sm_uninit(struct bfa_fcs_port_s *port, } static void -bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port, enum bfa_fcs_port_event event) +bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event) { bfa_trc(port->fcs, port->port_cfg.pwwn); bfa_trc(port->fcs, event); switch (event) { case BFA_FCS_PORT_SM_ONLINE: - bfa_sm_set_state(port, bfa_fcs_port_sm_online); - bfa_fcs_port_online_actions(port); + bfa_sm_set_state(port, bfa_fcs_lport_sm_online); + bfa_fcs_lport_online_actions(port); break; case BFA_FCS_PORT_SM_DELETE: - bfa_sm_set_state(port, bfa_fcs_port_sm_uninit); - bfa_fcs_port_deleted(port); + bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); + bfa_fcs_lport_deleted(port); break; case BFA_FCS_PORT_SM_OFFLINE: @@ -144,19 +140,20 @@ bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port, enum bfa_fcs_port_event event) } static void -bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port, - enum bfa_fcs_port_event event) +bfa_fcs_lport_sm_online( + struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event) { struct bfa_fcs_rport_s *rport; - struct list_head *qe, *qen; + struct list_head *qe, *qen; bfa_trc(port->fcs, port->port_cfg.pwwn); bfa_trc(port->fcs, event); switch (event) { case BFA_FCS_PORT_SM_OFFLINE: - bfa_sm_set_state(port, bfa_fcs_port_sm_offline); - bfa_fcs_port_offline_actions(port); + bfa_sm_set_state(port, bfa_fcs_lport_sm_offline); + bfa_fcs_lport_offline_actions(port); break; case BFA_FCS_PORT_SM_DELETE: @@ -164,12 +161,12 @@ bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port, __port_action[port->fabric->fab_type].offline(port); if (port->num_rports == 0) { - bfa_sm_set_state(port, bfa_fcs_port_sm_uninit); - bfa_fcs_port_deleted(port); + bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); + bfa_fcs_lport_deleted(port); } else { - bfa_sm_set_state(port, bfa_fcs_port_sm_deleting); + bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting); list_for_each_safe(qe, qen, &port->rport_q) { - rport = (struct bfa_fcs_rport_s *)qe; + rport = (struct bfa_fcs_rport_s *) qe; bfa_fcs_rport_delete(rport); } } @@ -184,29 +181,30 @@ bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port, } static void -bfa_fcs_port_sm_offline(struct bfa_fcs_port_s *port, - enum bfa_fcs_port_event event) +bfa_fcs_lport_sm_offline( + struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event) { struct bfa_fcs_rport_s *rport; - struct list_head *qe, *qen; + struct list_head *qe, *qen; bfa_trc(port->fcs, port->port_cfg.pwwn); bfa_trc(port->fcs, event); switch (event) { case BFA_FCS_PORT_SM_ONLINE: - bfa_sm_set_state(port, bfa_fcs_port_sm_online); - bfa_fcs_port_online_actions(port); + bfa_sm_set_state(port, bfa_fcs_lport_sm_online); + bfa_fcs_lport_online_actions(port); break; case BFA_FCS_PORT_SM_DELETE: if (port->num_rports == 0) { - bfa_sm_set_state(port, bfa_fcs_port_sm_uninit); - bfa_fcs_port_deleted(port); + bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); + bfa_fcs_lport_deleted(port); } else { - bfa_sm_set_state(port, bfa_fcs_port_sm_deleting); + bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting); list_for_each_safe(qe, qen, &port->rport_q) { - rport = (struct bfa_fcs_rport_s *)qe; + rport = (struct bfa_fcs_rport_s *) qe; bfa_fcs_rport_delete(rport); } } @@ -222,8 +220,9 @@ bfa_fcs_port_sm_offline(struct bfa_fcs_port_s *port, } static void -bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port, - enum bfa_fcs_port_event event) +bfa_fcs_lport_sm_deleting( + struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event) { bfa_trc(port->fcs, port->port_cfg.pwwn); bfa_trc(port->fcs, event); @@ -231,8 +230,8 @@ bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port, switch (event) { case BFA_FCS_PORT_SM_DELRPORT: if (port->num_rports == 0) { - bfa_sm_set_state(port, bfa_fcs_port_sm_uninit); - bfa_fcs_port_deleted(port); + bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); + bfa_fcs_lport_deleted(port); } break; @@ -241,74 +240,44 @@ bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port, } } - - /** * fcs_port_pvt */ -/** - * Send AEN notification - */ -static void -bfa_fcs_port_aen_post(struct bfa_fcs_port_s *port, - enum bfa_lport_aen_event event) -{ - union bfa_aen_data_u aen_data; - struct bfa_log_mod_s *logmod = port->fcs->logm; - enum bfa_port_role role = port->port_cfg.roles; - wwn_t lpwwn = bfa_fcs_port_get_pwwn(port); - char lpwwn_ptr[BFA_STRING_32]; - char *role_str[BFA_PORT_ROLE_FCP_MAX / 2 + 1] = - { "Initiator", "Target", "IPFC" }; - - wwn2str(lpwwn_ptr, lpwwn); - - bfa_assert(role <= BFA_PORT_ROLE_FCP_MAX); - - bfa_log(logmod, BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, event), lpwwn_ptr, - role_str[role/2]); - - aen_data.lport.vf_id = port->fabric->vf_id; - aen_data.lport.roles = role; - aen_data.lport.ppwwn = - bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port->fcs)); - aen_data.lport.lpwwn = lpwwn; -} - /* * Send a LS reject */ static void -bfa_fcs_port_send_ls_rjt(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, +bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, u8 reason_code, u8 reason_code_expl) { - struct fchs_s fchs; + struct fchs_s fchs; struct bfa_fcxp_s *fcxp; struct bfa_rport_s *bfa_rport = NULL; - int len; + int len; + bfa_trc(port->fcs, rx_fchs->d_id); bfa_trc(port->fcs, rx_fchs->s_id); fcxp = bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) return; - len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id, - bfa_fcs_port_get_fcid(port), rx_fchs->ox_id, - reason_code, reason_code_expl); + len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id, reason_code, reason_code_expl); bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, - BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, - FC_MAX_PDUSZ, 0); + BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, + FC_MAX_PDUSZ, 0); } /** * Process incoming plogi from a remote port. */ static void -bfa_fcs_port_plogi(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, - struct fc_logi_s *plogi) +bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port, + struct fchs_s *rx_fchs, struct fc_logi_s *plogi) { struct bfa_fcs_rport_s *rport; @@ -328,46 +297,40 @@ bfa_fcs_port_plogi(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, /* * send a LS reject */ - bfa_fcs_port_send_ls_rjt(port, rx_fchs, - FC_LS_RJT_RSN_PROTOCOL_ERROR, - FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS); + bfa_fcs_lport_send_ls_rjt(port, rx_fchs, + FC_LS_RJT_RSN_PROTOCOL_ERROR, + FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS); return; } /** -* Direct Attach P2P mode : verify address assigned by the r-port. + * Direct Attach P2P mode : verify address assigned by the r-port. */ - if ((!bfa_fcs_fabric_is_switched(port->fabric)) - && - (memcmp - ((void *)&bfa_fcs_port_get_pwwn(port), (void *)&plogi->port_name, - sizeof(wwn_t)) < 0)) { + if ((!bfa_fcs_fabric_is_switched(port->fabric)) && + (memcmp((void *)&bfa_fcs_lport_get_pwwn(port), + (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) { if (BFA_FCS_PID_IS_WKA(rx_fchs->d_id)) { - /* - * Address assigned to us cannot be a WKA - */ - bfa_fcs_port_send_ls_rjt(port, rx_fchs, + /* Address assigned to us cannot be a WKA */ + bfa_fcs_lport_send_ls_rjt(port, rx_fchs, FC_LS_RJT_RSN_PROTOCOL_ERROR, FC_LS_RJT_EXP_INVALID_NPORT_ID); return; } - port->pid = rx_fchs->d_id; + port->pid = rx_fchs->d_id; } /** * First, check if we know the device by pwwn. */ - rport = bfa_fcs_port_get_rport_by_pwwn(port, plogi->port_name); + rport = bfa_fcs_lport_get_rport_by_pwwn(port, plogi->port_name); if (rport) { /** - * Direct Attach P2P mode: handle address assigned by the rport. - */ - if ((!bfa_fcs_fabric_is_switched(port->fabric)) - && - (memcmp - ((void *)&bfa_fcs_port_get_pwwn(port), - (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) { - port->pid = rx_fchs->d_id; + * Direct Attach P2P mode : handle address assigned by r-port. + */ + if ((!bfa_fcs_fabric_is_switched(port->fabric)) && + (memcmp((void *)&bfa_fcs_lport_get_pwwn(port), + (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) { + port->pid = rx_fchs->d_id; rport->pid = rx_fchs->s_id; } bfa_fcs_rport_plogi(rport, rx_fchs, plogi); @@ -377,7 +340,7 @@ bfa_fcs_port_plogi(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, /** * Next, lookup rport by PID. */ - rport = bfa_fcs_port_get_rport_by_pid(port, rx_fchs->s_id); + rport = bfa_fcs_lport_get_rport_by_pid(port, rx_fchs->s_id); if (!rport) { /** * Inbound PLOGI from a new device. @@ -416,39 +379,40 @@ bfa_fcs_port_plogi(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, * Since it does not require a login, it is processed here. */ static void -bfa_fcs_port_echo(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, - struct fc_echo_s *echo, u16 rx_len) +bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, + struct fc_echo_s *echo, u16 rx_len) { - struct fchs_s fchs; - struct bfa_fcxp_s *fcxp; - struct bfa_rport_s *bfa_rport = NULL; - int len, pyld_len; + struct fchs_s fchs; + struct bfa_fcxp_s *fcxp; + struct bfa_rport_s *bfa_rport = NULL; + int len, pyld_len; bfa_trc(port->fcs, rx_fchs->s_id); bfa_trc(port->fcs, rx_fchs->d_id); - bfa_trc(port->fcs, rx_len); fcxp = bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) return; - len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id, - bfa_fcs_port_get_fcid(port), rx_fchs->ox_id); + len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id); /* * Copy the payload (if any) from the echo frame */ pyld_len = rx_len - sizeof(struct fchs_s); + bfa_trc(port->fcs, rx_len); bfa_trc(port->fcs, pyld_len); if (pyld_len > len) memcpy(((u8 *) bfa_fcxp_get_reqbuf(fcxp)) + - sizeof(struct fc_echo_s), (echo + 1), - (pyld_len - sizeof(struct fc_echo_s))); + sizeof(struct fc_echo_s), (echo + 1), + (pyld_len - sizeof(struct fc_echo_s))); bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, - BFA_FALSE, FC_CLASS_3, pyld_len, &fchs, NULL, NULL, - FC_MAX_PDUSZ, 0); + BFA_FALSE, FC_CLASS_3, pyld_len, &fchs, NULL, NULL, + FC_MAX_PDUSZ, 0); } /* @@ -456,16 +420,16 @@ bfa_fcs_port_echo(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, * Since it does not require a login, it is processed here. */ static void -bfa_fcs_port_rnid(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, - struct fc_rnid_cmd_s *rnid, u16 rx_len) +bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, + struct fc_rnid_cmd_s *rnid, u16 rx_len) { struct fc_rnid_common_id_data_s common_id_data; struct fc_rnid_general_topology_data_s gen_topo_data; - struct fchs_s fchs; + struct fchs_s fchs; struct bfa_fcxp_s *fcxp; struct bfa_rport_s *bfa_rport = NULL; - u16 len; - u32 data_format; + u16 len; + u32 data_format; bfa_trc(port->fcs, rx_fchs->s_id); bfa_trc(port->fcs, rx_fchs->d_id); @@ -495,28 +459,26 @@ bfa_fcs_port_rnid(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, /* * Copy the Node Id Info */ - common_id_data.port_name = bfa_fcs_port_get_pwwn(port); - common_id_data.node_name = bfa_fcs_port_get_nwwn(port); + common_id_data.port_name = bfa_fcs_lport_get_pwwn(port); + common_id_data.node_name = bfa_fcs_lport_get_nwwn(port); - len = fc_rnid_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id, - bfa_fcs_port_get_fcid(port), rx_fchs->ox_id, - data_format, &common_id_data, &gen_topo_data); + len = fc_rnid_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id, data_format, &common_id_data, + &gen_topo_data); bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, - BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, - FC_MAX_PDUSZ, 0); - - return; + BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, + FC_MAX_PDUSZ, 0); } /* * Fill out General Topolpgy Discovery Data for RNID ELS. */ static void -bfa_fs_port_get_gen_topo_data(struct bfa_fcs_port_s *port, +bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port, struct fc_rnid_general_topology_data_s *gen_topo_data) { - bfa_os_memset(gen_topo_data, 0, sizeof(struct fc_rnid_general_topology_data_s)); @@ -526,76 +488,111 @@ bfa_fs_port_get_gen_topo_data(struct bfa_fcs_port_s *port, } static void -bfa_fcs_port_online_actions(struct bfa_fcs_port_s *port) +bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port) { + struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; + char lpwwn_buf[BFA_STRING_32]; + bfa_trc(port->fcs, port->fabric->oper_type); __port_action[port->fabric->fab_type].init(port); __port_action[port->fabric->fab_type].online(port); - bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_ONLINE); - bfa_fcb_port_online(port->fcs->bfad, port->port_cfg.roles, - port->fabric->vf_drv, (port->vport == NULL) ? - NULL : port->vport->vport_drv); + wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); + BFA_LOG(KERN_INFO, bfad, log_level, + "Logical port online: WWN = %s Role = %s\n", + lpwwn_buf, "Initiator"); + + bfad->bfad_flags |= BFAD_PORT_ONLINE; } static void -bfa_fcs_port_offline_actions(struct bfa_fcs_port_s *port) +bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port) { - struct list_head *qe, *qen; + struct list_head *qe, *qen; struct bfa_fcs_rport_s *rport; + struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; + char lpwwn_buf[BFA_STRING_32]; bfa_trc(port->fcs, port->fabric->oper_type); __port_action[port->fabric->fab_type].offline(port); + wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); if (bfa_fcs_fabric_is_online(port->fabric) == BFA_TRUE) - bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_DISCONNECT); + BFA_LOG(KERN_ERR, bfad, log_level, + "Logical port lost fabric connectivity: WWN = %s Role = %s\n", + lpwwn_buf, "Initiator"); else - bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_OFFLINE); - bfa_fcb_port_offline(port->fcs->bfad, port->port_cfg.roles, - port->fabric->vf_drv, - (port->vport == NULL) ? NULL : port->vport->vport_drv); + BFA_LOG(KERN_INFO, bfad, log_level, + "Logical port taken offline: WWN = %s Role = %s\n", + lpwwn_buf, "Initiator"); list_for_each_safe(qe, qen, &port->rport_q) { - rport = (struct bfa_fcs_rport_s *)qe; + rport = (struct bfa_fcs_rport_s *) qe; bfa_fcs_rport_offline(rport); } } static void -bfa_fcs_port_unknown_init(struct bfa_fcs_port_s *port) +bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port) { bfa_assert(0); } static void -bfa_fcs_port_unknown_online(struct bfa_fcs_port_s *port) +bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port) { bfa_assert(0); } static void -bfa_fcs_port_unknown_offline(struct bfa_fcs_port_s *port) +bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port) { bfa_assert(0); } static void -bfa_fcs_port_deleted(struct bfa_fcs_port_s *port) +bfa_fcs_lport_abts_acc(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs) { - bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_DELETE); + struct fchs_s fchs; + struct bfa_fcxp_s *fcxp; + int len; - /* - * Base port will be deleted by the OS driver - */ + bfa_trc(port->fcs, rx_fchs->d_id); + bfa_trc(port->fcs, rx_fchs->s_id); + + fcxp = bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) + return; + + len = fc_ba_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id, 0); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, + BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, + FC_MAX_PDUSZ, 0); +} +static void +bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port) +{ + struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; + char lpwwn_buf[BFA_STRING_32]; + + wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); + BFA_LOG(KERN_INFO, bfad, log_level, + "Logical port deleted: WWN = %s Role = %s\n", + lpwwn_buf, "Initiator"); + + /* Base port will be deleted by the OS driver */ if (port->vport) { - bfa_fcb_port_delete(port->fcs->bfad, port->port_cfg.roles, - port->fabric->vf_drv, - port->vport ? port->vport->vport_drv : NULL); + bfa_fcb_lport_delete(port->fcs->bfad, port->port_cfg.roles, + port->fabric->vf_drv, + port->vport ? port->vport->vport_drv : NULL); bfa_fcs_vport_delete_comp(port->vport); } else { - bfa_fcs_fabric_port_delete_comp(port->fabric); + bfa_fcs_fabric_port_delete_comp(port->fabric); } } @@ -608,7 +605,7 @@ bfa_fcs_port_deleted(struct bfa_fcs_port_s *port) * Module initialization */ void -bfa_fcs_port_modinit(struct bfa_fcs_s *fcs) +bfa_fcs_lport_modinit(struct bfa_fcs_s *fcs) { } @@ -617,25 +614,25 @@ bfa_fcs_port_modinit(struct bfa_fcs_s *fcs) * Module cleanup */ void -bfa_fcs_port_modexit(struct bfa_fcs_s *fcs) +bfa_fcs_lport_modexit(struct bfa_fcs_s *fcs) { bfa_fcs_modexit_comp(fcs); } /** - * Unsolicited frame receive handling. + * Unsolicited frame receive handling. */ void -bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs, - u16 len) +bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport, + struct fchs_s *fchs, u16 len) { - u32 pid = fchs->s_id; + u32 pid = fchs->s_id; struct bfa_fcs_rport_s *rport = NULL; - struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); + struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); bfa_stats(lport, uf_recvs); - if (!bfa_fcs_port_is_online(lport)) { + if (!bfa_fcs_lport_is_online(lport)) { bfa_stats(lport, uf_recv_drops); return; } @@ -648,7 +645,7 @@ bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs, */ if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_PLOGI)) { - bfa_fcs_port_plogi(lport, fchs, (struct fc_logi_s *) els_cmd); + bfa_fcs_lport_plogi(lport, fchs, (struct fc_logi_s *) els_cmd); return; } @@ -656,8 +653,8 @@ bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs, * Handle ECHO separately. */ if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_ECHO)) { - bfa_fcs_port_echo(lport, fchs, - (struct fc_echo_s *) els_cmd, len); + bfa_fcs_lport_echo(lport, fchs, + (struct fc_echo_s *)els_cmd, len); return; } @@ -665,15 +662,21 @@ bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs, * Handle RNID separately. */ if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_RNID)) { - bfa_fcs_port_rnid(lport, fchs, + bfa_fcs_lport_rnid(lport, fchs, (struct fc_rnid_cmd_s *) els_cmd, len); return; } + if (fchs->type == FC_TYPE_BLS) { + if ((fchs->routing == FC_RTG_BASIC_LINK) && + (fchs->cat_info == FC_CAT_ABTS)) + bfa_fcs_lport_abts_acc(lport, fchs); + return; + } /** * look for a matching remote port ID */ - rport = bfa_fcs_port_get_rport_by_pid(lport, pid); + rport = bfa_fcs_lport_get_rport_by_pid(lport, pid); if (rport) { bfa_trc(rport->fcs, fchs->s_id); bfa_trc(rport->fcs, fchs->d_id); @@ -694,7 +697,7 @@ bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs, bfa_trc(lport->fcs, els_cmd->els_code); if (els_cmd->els_code == FC_ELS_RSCN) { - bfa_fcs_port_scn_process_rscn(lport, fchs, len); + bfa_fcs_lport_scn_process_rscn(lport, fchs, len); return; } @@ -702,7 +705,6 @@ bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs, /** * @todo Handle LOGO frames received. */ - bfa_trc(lport->fcs, els_cmd->els_code); return; } @@ -710,14 +712,13 @@ bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs, /** * @todo Handle PRLI frames received. */ - bfa_trc(lport->fcs, els_cmd->els_code); return; } /** * Unhandled ELS frames. Send a LS_RJT. */ - bfa_fcs_port_send_ls_rjt(lport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP, + bfa_fcs_lport_send_ls_rjt(lport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP, FC_LS_RJT_EXP_NO_ADDL_INFO); } @@ -726,13 +727,13 @@ bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs, * PID based Lookup for a R-Port in the Port R-Port Queue */ struct bfa_fcs_rport_s * -bfa_fcs_port_get_rport_by_pid(struct bfa_fcs_port_s *port, u32 pid) +bfa_fcs_lport_get_rport_by_pid(struct bfa_fcs_lport_s *port, u32 pid) { struct bfa_fcs_rport_s *rport; - struct list_head *qe; + struct list_head *qe; list_for_each(qe, &port->rport_q) { - rport = (struct bfa_fcs_rport_s *)qe; + rport = (struct bfa_fcs_rport_s *) qe; if (rport->pid == pid) return rport; } @@ -745,13 +746,13 @@ bfa_fcs_port_get_rport_by_pid(struct bfa_fcs_port_s *port, u32 pid) * PWWN based Lookup for a R-Port in the Port R-Port Queue */ struct bfa_fcs_rport_s * -bfa_fcs_port_get_rport_by_pwwn(struct bfa_fcs_port_s *port, wwn_t pwwn) +bfa_fcs_lport_get_rport_by_pwwn(struct bfa_fcs_lport_s *port, wwn_t pwwn) { struct bfa_fcs_rport_s *rport; - struct list_head *qe; + struct list_head *qe; list_for_each(qe, &port->rport_q) { - rport = (struct bfa_fcs_rport_s *)qe; + rport = (struct bfa_fcs_rport_s *) qe; if (wwn_is_equal(rport->pwwn, pwwn)) return rport; } @@ -764,13 +765,13 @@ bfa_fcs_port_get_rport_by_pwwn(struct bfa_fcs_port_s *port, wwn_t pwwn) * NWWN based Lookup for a R-Port in the Port R-Port Queue */ struct bfa_fcs_rport_s * -bfa_fcs_port_get_rport_by_nwwn(struct bfa_fcs_port_s *port, wwn_t nwwn) +bfa_fcs_lport_get_rport_by_nwwn(struct bfa_fcs_lport_s *port, wwn_t nwwn) { struct bfa_fcs_rport_s *rport; - struct list_head *qe; + struct list_head *qe; list_for_each(qe, &port->rport_q) { - rport = (struct bfa_fcs_rport_s *)qe; + rport = (struct bfa_fcs_rport_s *) qe; if (wwn_is_equal(rport->nwwn, nwwn)) return rport; } @@ -783,8 +784,9 @@ bfa_fcs_port_get_rport_by_nwwn(struct bfa_fcs_port_s *port, wwn_t nwwn) * Called by rport module when new rports are discovered. */ void -bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port, - struct bfa_fcs_rport_s *rport) +bfa_fcs_lport_add_rport( + struct bfa_fcs_lport_s *port, + struct bfa_fcs_rport_s *rport) { list_add_tail(&rport->qe, &port->rport_q); port->num_rports++; @@ -794,8 +796,9 @@ bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port, * Called by rport module to when rports are deleted. */ void -bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port, - struct bfa_fcs_rport_s *rport) +bfa_fcs_lport_del_rport( + struct bfa_fcs_lport_s *port, + struct bfa_fcs_rport_s *rport) { bfa_assert(bfa_q_is_on_q(&port->rport_q, rport)); list_del(&rport->qe); @@ -809,7 +812,7 @@ bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port, * Called by vport for virtual ports when FDISC is complete. */ void -bfa_fcs_port_online(struct bfa_fcs_port_s *port) +bfa_fcs_lport_online(struct bfa_fcs_lport_s *port) { bfa_sm_send_event(port, BFA_FCS_PORT_SM_ONLINE); } @@ -819,7 +822,7 @@ bfa_fcs_port_online(struct bfa_fcs_port_s *port) * Called by vport for virtual ports when virtual port becomes offline. */ void -bfa_fcs_port_offline(struct bfa_fcs_port_s *port) +bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port) { bfa_sm_send_event(port, BFA_FCS_PORT_SM_OFFLINE); } @@ -831,40 +834,32 @@ bfa_fcs_port_offline(struct bfa_fcs_port_s *port) * bfa_fcs_vport_delete_comp() for vports on completion. */ void -bfa_fcs_port_delete(struct bfa_fcs_port_s *port) +bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port) { bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELETE); } /** - * Called by fabric in private loop topology to process LIP event. - */ -void -bfa_fcs_port_lip(struct bfa_fcs_port_s *port) -{ -} - -/** * Return TRUE if port is online, else return FALSE */ bfa_boolean_t -bfa_fcs_port_is_online(struct bfa_fcs_port_s *port) +bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port) { - return bfa_sm_cmp_state(port, bfa_fcs_port_sm_online); + return bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online); } /** - * Attach time initialization of logical ports. + * Attach time initialization of logical ports. */ void -bfa_fcs_lport_attach(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs, - uint16_t vf_id, struct bfa_fcs_vport_s *vport) +bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs, + u16 vf_id, struct bfa_fcs_vport_s *vport) { lport->fcs = fcs; lport->fabric = bfa_fcs_vf_lookup(fcs, vf_id); lport->vport = vport; lport->lp_tag = (vport) ? bfa_lps_get_tag(vport->lps) : - bfa_lps_get_tag(lport->fabric->lps); + bfa_lps_get_tag(lport->fabric->lps); INIT_LIST_HEAD(&lport->rport_q); lport->num_rports = 0; @@ -876,21 +871,26 @@ bfa_fcs_lport_attach(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs, */ void -bfa_fcs_lport_init(struct bfa_fcs_port_s *lport, - struct bfa_port_cfg_s *port_cfg) +bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport, + struct bfa_lport_cfg_s *port_cfg) { struct bfa_fcs_vport_s *vport = lport->vport; + struct bfad_s *bfad = (struct bfad_s *)lport->fcs->bfad; + char lpwwn_buf[BFA_STRING_32]; bfa_os_assign(lport->port_cfg, *port_cfg); - lport->bfad_port = bfa_fcb_port_new(lport->fcs->bfad, lport, - lport->port_cfg.roles, - lport->fabric->vf_drv, - vport ? vport->vport_drv : NULL); + lport->bfad_port = bfa_fcb_lport_new(lport->fcs->bfad, lport, + lport->port_cfg.roles, + lport->fabric->vf_drv, + vport ? vport->vport_drv : NULL); - bfa_fcs_port_aen_post(lport, BFA_LPORT_AEN_NEW); + wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(lport)); + BFA_LOG(KERN_INFO, bfad, log_level, + "New logical port created: WWN = %s Role = %s\n", + lpwwn_buf, "Initiator"); - bfa_sm_set_state(lport, bfa_fcs_port_sm_uninit); + bfa_sm_set_state(lport, bfa_fcs_lport_sm_uninit); bfa_sm_send_event(lport, BFA_FCS_PORT_SM_CREATE); } @@ -899,10 +899,11 @@ bfa_fcs_lport_init(struct bfa_fcs_port_s *lport, */ void -bfa_fcs_port_get_attr(struct bfa_fcs_port_s *port, - struct bfa_port_attr_s *port_attr) +bfa_fcs_lport_get_attr( + struct bfa_fcs_lport_s *port, + struct bfa_lport_attr_s *port_attr) { - if (bfa_sm_cmp_state(port, bfa_fcs_port_sm_online)) + if (bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online)) port_attr->pid = port->pid; else port_attr->pid = 0; @@ -913,25 +914,4895 @@ bfa_fcs_port_get_attr(struct bfa_fcs_port_s *port, port_attr->port_type = bfa_fcs_fabric_port_type(port->fabric); port_attr->loopback = bfa_fcs_fabric_is_loopback(port->fabric); port_attr->authfail = - bfa_fcs_fabric_is_auth_failed(port->fabric); - port_attr->fabric_name = bfa_fcs_port_get_fabric_name(port); + bfa_fcs_fabric_is_auth_failed(port->fabric); + port_attr->fabric_name = bfa_fcs_lport_get_fabric_name(port); memcpy(port_attr->fabric_ip_addr, - bfa_fcs_port_get_fabric_ipaddr(port), - BFA_FCS_FABRIC_IPADDR_SZ); + bfa_fcs_lport_get_fabric_ipaddr(port), + BFA_FCS_FABRIC_IPADDR_SZ); if (port->vport != NULL) { - port_attr->port_type = BFA_PPORT_TYPE_VPORT; + port_attr->port_type = BFA_PORT_TYPE_VPORT; port_attr->fpma_mac = bfa_lps_get_lp_mac(port->vport->lps); - } else + } else { port_attr->fpma_mac = bfa_lps_get_lp_mac(port->fabric->lps); + } + } else { + port_attr->port_type = BFA_PORT_TYPE_UNKNOWN; + port_attr->state = BFA_LPORT_UNINIT; + } +} + +/** + * bfa_fcs_lport_fab port fab functions + */ + +/** + * Called by port to initialize fabric services of the base port. + */ +static void +bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port) +{ + bfa_fcs_lport_ns_init(port); + bfa_fcs_lport_scn_init(port); + bfa_fcs_lport_ms_init(port); +} + +/** + * Called by port to notify transition to online state. + */ +static void +bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port) +{ + bfa_fcs_lport_ns_online(port); + bfa_fcs_lport_scn_online(port); +} + +/** + * Called by port to notify transition to offline state. + */ +static void +bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port) +{ + bfa_fcs_lport_ns_offline(port); + bfa_fcs_lport_scn_offline(port); + bfa_fcs_lport_ms_offline(port); +} + +/** + * bfa_fcs_lport_n2n functions + */ + +/** + * Called by fcs/port to initialize N2N topology. + */ +static void +bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port) +{ +} + +/** + * Called by fcs/port to notify transition to online state. + */ +static void +bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n; + struct bfa_lport_cfg_s *pcfg = &port->port_cfg; + struct bfa_fcs_rport_s *rport; + + bfa_trc(port->fcs, pcfg->pwwn); + + /* + * If our PWWN is > than that of the r-port, we have to initiate PLOGI + * and assign an Address. if not, we need to wait for its PLOGI. + * + * If our PWWN is < than that of the remote port, it will send a PLOGI + * with the PIDs assigned. The rport state machine take care of this + * incoming PLOGI. + */ + if (memcmp + ((void *)&pcfg->pwwn, (void *)&n2n_port->rem_port_wwn, + sizeof(wwn_t)) > 0) { + port->pid = N2N_LOCAL_PID; + /** + * First, check if we know the device by pwwn. + */ + rport = bfa_fcs_lport_get_rport_by_pwwn(port, + n2n_port->rem_port_wwn); + if (rport) { + bfa_trc(port->fcs, rport->pid); + bfa_trc(port->fcs, rport->pwwn); + rport->pid = N2N_REMOTE_PID; + bfa_fcs_rport_online(rport); + return; + } + + /* + * In n2n there can be only one rport. Delete the old one + * whose pid should be zero, because it is offline. + */ + if (port->num_rports > 0) { + rport = bfa_fcs_lport_get_rport_by_pid(port, 0); + bfa_assert(rport != NULL); + if (rport) { + bfa_trc(port->fcs, rport->pwwn); + bfa_fcs_rport_delete(rport); + } + } + bfa_fcs_rport_create(port, N2N_REMOTE_PID); + } +} + +/** + * Called by fcs/port to notify transition to offline state. + */ +static void +bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n; + + bfa_trc(port->fcs, port->pid); + port->pid = 0; + n2n_port->rem_port_wwn = 0; + n2n_port->reply_oxid = 0; +} + +#define BFA_FCS_FDMI_CMD_MAX_RETRIES 2 + +/* + * forward declarations + */ +static void bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_fdmi_rhba_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_fdmi_rprt_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_fdmi_rpa_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_fdmi_timeout(void *arg); +static u16 bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, + u8 *pyld); +static u16 bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, + u8 *pyld); +static u16 bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, + u8 *pyld); +static u16 bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s * + fdmi, u8 *pyld); +static void bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi, + struct bfa_fcs_fdmi_hba_attr_s *hba_attr); +static void bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi, + struct bfa_fcs_fdmi_port_attr_s *port_attr); +/** + * fcs_fdmi_sm FCS FDMI state machine + */ + +/** + * FDMI State Machine events + */ +enum port_fdmi_event { + FDMISM_EVENT_PORT_ONLINE = 1, + FDMISM_EVENT_PORT_OFFLINE = 2, + FDMISM_EVENT_RSP_OK = 4, + FDMISM_EVENT_RSP_ERROR = 5, + FDMISM_EVENT_TIMEOUT = 6, + FDMISM_EVENT_RHBA_SENT = 7, + FDMISM_EVENT_RPRT_SENT = 8, + FDMISM_EVENT_RPA_SENT = 9, +}; + +static void bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_sending_rhba( + struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_rhba_retry( + struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_sending_rprt( + struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_rprt_retry( + struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_sending_rpa( + struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_rpa_retry( + struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +static void bfa_fcs_lport_fdmi_sm_disabled( + struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event); +/** + * Start in offline state - awaiting MS to send start. + */ +static void +bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + fdmi->retry_cnt = 0; + + switch (event) { + case FDMISM_EVENT_PORT_ONLINE: + if (port->vport) { + /* + * For Vports, register a new port. + */ + bfa_sm_set_state(fdmi, + bfa_fcs_lport_fdmi_sm_sending_rprt); + bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL); + } else { + /* + * For a base port, we should first register the HBA + * atribute. The HBA attribute also contains the base + * port registration. + */ + bfa_sm_set_state(fdmi, + bfa_fcs_lport_fdmi_sm_sending_rhba); + bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL); + } + break; + + case FDMISM_EVENT_PORT_OFFLINE: + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void +bfa_fcs_lport_fdmi_sm_sending_rhba(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_RHBA_SENT: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rhba); + break; + + case FDMISM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), + &fdmi->fcxp_wqe); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void +bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_RSP_ERROR: + /* + * if max retries have not been reached, start timer for a + * delayed retry + */ + if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { + bfa_sm_set_state(fdmi, + bfa_fcs_lport_fdmi_sm_rhba_retry); + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), + &fdmi->timer, + bfa_fcs_lport_fdmi_timeout, fdmi, + BFA_FCS_RETRY_TIMEOUT); + } else { + /* + * set state to offline + */ + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + } + break; + + case FDMISM_EVENT_RSP_OK: + /* + * Initiate Register Port Attributes + */ + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa); + fdmi->retry_cnt = 0; + bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL); + break; + + case FDMISM_EVENT_PORT_OFFLINE: + bfa_fcxp_discard(fdmi->fcxp); + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void +bfa_fcs_lport_fdmi_sm_rhba_retry(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_TIMEOUT: + /* + * Retry Timer Expired. Re-send + */ + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rhba); + bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL); + break; + + case FDMISM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + bfa_timer_stop(&fdmi->timer); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +/* +* RPRT : Register Port + */ +static void +bfa_fcs_lport_fdmi_sm_sending_rprt(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_RPRT_SENT: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rprt); + break; + + case FDMISM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), + &fdmi->fcxp_wqe); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void +bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_RSP_ERROR: + /* + * if max retries have not been reached, start timer for a + * delayed retry + */ + if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { + bfa_sm_set_state(fdmi, + bfa_fcs_lport_fdmi_sm_rprt_retry); + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), + &fdmi->timer, + bfa_fcs_lport_fdmi_timeout, fdmi, + BFA_FCS_RETRY_TIMEOUT); + + } else { + /* + * set state to offline + */ + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + fdmi->retry_cnt = 0; + } + break; + + case FDMISM_EVENT_RSP_OK: + fdmi->retry_cnt = 0; + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online); + break; + + case FDMISM_EVENT_PORT_OFFLINE: + bfa_fcxp_discard(fdmi->fcxp); + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void +bfa_fcs_lport_fdmi_sm_rprt_retry(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_TIMEOUT: + /* + * Retry Timer Expired. Re-send + */ + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rprt); + bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL); + break; + + case FDMISM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + bfa_timer_stop(&fdmi->timer); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +/* + * Register Port Attributes + */ +static void +bfa_fcs_lport_fdmi_sm_sending_rpa(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_RPA_SENT: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa); + break; + + case FDMISM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), + &fdmi->fcxp_wqe); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void +bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_RSP_ERROR: + /* + * if max retries have not been reached, start timer for a + * delayed retry + */ + if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa_retry); + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), + &fdmi->timer, + bfa_fcs_lport_fdmi_timeout, fdmi, + BFA_FCS_RETRY_TIMEOUT); + } else { + /* + * set state to offline + */ + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + fdmi->retry_cnt = 0; + } + break; + + case FDMISM_EVENT_RSP_OK: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online); + fdmi->retry_cnt = 0; + break; + + case FDMISM_EVENT_PORT_OFFLINE: + bfa_fcxp_discard(fdmi->fcxp); + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void +bfa_fcs_lport_fdmi_sm_rpa_retry(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_TIMEOUT: + /* + * Retry Timer Expired. Re-send + */ + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa); + bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL); + break; + + case FDMISM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + bfa_timer_stop(&fdmi->timer); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void +bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case FDMISM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} +/** + * FDMI is disabled state. + */ +static void +bfa_fcs_lport_fdmi_sm_disabled(struct bfa_fcs_lport_fdmi_s *fdmi, + enum port_fdmi_event event) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + /* No op State. It can only be enabled at Driver Init. */ +} + +/** +* RHBA : Register HBA Attributes. + */ +static void +bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg; + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct fchs_s fchs; + int len, attr_len; + struct bfa_fcxp_s *fcxp; + u8 *pyld; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, + bfa_fcs_lport_fdmi_send_rhba, fdmi); + return; + } + fdmi->fcxp = fcxp; + + pyld = bfa_fcxp_get_reqbuf(fcxp); + bfa_os_memset(pyld, 0, FC_MAX_PDUSZ); + + len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port), + FDMI_RHBA); + + attr_len = + bfa_fcs_lport_fdmi_build_rhba_pyld(fdmi, + (u8 *) ((struct ct_hdr_s *) pyld + + 1)); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, (len + attr_len), &fchs, + bfa_fcs_lport_fdmi_rhba_response, (void *)fdmi, + FC_MAX_PDUSZ, FC_FCCT_TOV); + + bfa_sm_send_event(fdmi, FDMISM_EVENT_RHBA_SENT); +} + +static u16 +bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct bfa_fcs_fdmi_hba_attr_s hba_attr; + struct bfa_fcs_fdmi_hba_attr_s *fcs_hba_attr = &hba_attr; + struct fdmi_rhba_s *rhba = (struct fdmi_rhba_s *) pyld; + struct fdmi_attr_s *attr; + u8 *curr_ptr; + u16 len, count; + + /* + * get hba attributes + */ + bfa_fcs_fdmi_get_hbaattr(fdmi, fcs_hba_attr); + + rhba->hba_id = bfa_fcs_lport_get_pwwn(port); + rhba->port_list.num_ports = bfa_os_htonl(1); + rhba->port_list.port_entry = bfa_fcs_lport_get_pwwn(port); + + len = sizeof(rhba->hba_id) + sizeof(rhba->port_list); + + count = 0; + len += sizeof(rhba->hba_attr_blk.attr_count); + + /* + * fill out the invididual entries of the HBA attrib Block + */ + curr_ptr = (u8 *) &rhba->hba_attr_blk.hba_attr; + + /* + * Node Name + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_NODENAME); + attr->len = sizeof(wwn_t); + memcpy(attr->value, &bfa_fcs_lport_get_nwwn(port), attr->len); + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * Manufacturer + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MANUFACTURER); + attr->len = (u16) strlen(fcs_hba_attr->manufacturer); + memcpy(attr->value, fcs_hba_attr->manufacturer, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * Serial Number + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_SERIALNUM); + attr->len = (u16) strlen(fcs_hba_attr->serial_num); + memcpy(attr->value, fcs_hba_attr->serial_num, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * Model + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MODEL); + attr->len = (u16) strlen(fcs_hba_attr->model); + memcpy(attr->value, fcs_hba_attr->model, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * Model Desc + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MODEL_DESC); + attr->len = (u16) strlen(fcs_hba_attr->model_desc); + memcpy(attr->value, fcs_hba_attr->model_desc, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * H/W Version + */ + if (fcs_hba_attr->hw_version[0] != '\0') { + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_HW_VERSION); + attr->len = (u16) strlen(fcs_hba_attr->hw_version); + memcpy(attr->value, fcs_hba_attr->hw_version, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + } + + /* + * Driver Version + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_DRIVER_VERSION); + attr->len = (u16) strlen(fcs_hba_attr->driver_version); + memcpy(attr->value, fcs_hba_attr->driver_version, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len;; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * Option Rom Version + */ + if (fcs_hba_attr->option_rom_ver[0] != '\0') { + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_ROM_VERSION); + attr->len = (u16) strlen(fcs_hba_attr->option_rom_ver); + memcpy(attr->value, fcs_hba_attr->option_rom_ver, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + } + + /* + * f/w Version = driver version + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_FW_VERSION); + attr->len = (u16) strlen(fcs_hba_attr->driver_version); + memcpy(attr->value, fcs_hba_attr->driver_version, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * OS Name + */ + if (fcs_hba_attr->os_name[0] != '\0') { + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_OS_NAME); + attr->len = (u16) strlen(fcs_hba_attr->os_name); + memcpy(attr->value, fcs_hba_attr->os_name, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + } + + /* + * MAX_CT_PAYLOAD + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MAX_CT); + attr->len = sizeof(fcs_hba_attr->max_ct_pyld); + memcpy(attr->value, &fcs_hba_attr->max_ct_pyld, attr->len); + len += attr->len; + count++; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * Update size of payload + */ + len += ((sizeof(attr->type) + + sizeof(attr->len)) * count); + + rhba->hba_attr_blk.attr_count = bfa_os_htonl(count); + return len; +} + +static void +bfa_fcs_lport_fdmi_rhba_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, + u32 rsp_len, u32 resid_len, + struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = + (struct bfa_fcs_lport_fdmi_s *) cbarg; + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct ct_hdr_s *cthdr = NULL; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); + return; + } + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { + bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); + return; + } + + bfa_trc(port->fcs, cthdr->reason_code); + bfa_trc(port->fcs, cthdr->exp_code); + bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); +} + +/** +* RPRT : Register Port + */ +static void +bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg; + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct fchs_s fchs; + u16 len, attr_len; + struct bfa_fcxp_s *fcxp; + u8 *pyld; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, + bfa_fcs_lport_fdmi_send_rprt, fdmi); + return; + } + fdmi->fcxp = fcxp; + + pyld = bfa_fcxp_get_reqbuf(fcxp); + bfa_os_memset(pyld, 0, FC_MAX_PDUSZ); + + len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port), + FDMI_RPRT); + + attr_len = + bfa_fcs_lport_fdmi_build_rprt_pyld(fdmi, + (u8 *) ((struct ct_hdr_s *) pyld + + 1)); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len + attr_len, &fchs, + bfa_fcs_lport_fdmi_rprt_response, (void *)fdmi, + FC_MAX_PDUSZ, FC_FCCT_TOV); + + bfa_sm_send_event(fdmi, FDMISM_EVENT_RPRT_SENT); +} + +/** + * This routine builds Port Attribute Block that used in RPA, RPRT commands. + */ +static u16 +bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s *fdmi, + u8 *pyld) +{ + struct bfa_fcs_fdmi_port_attr_s fcs_port_attr; + struct fdmi_port_attr_s *port_attrib = (struct fdmi_port_attr_s *) pyld; + struct fdmi_attr_s *attr; + u8 *curr_ptr; + u16 len; + u8 count = 0; + + /* + * get port attributes + */ + bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr); + + len = sizeof(port_attrib->attr_count); + + /* + * fill out the invididual entries + */ + curr_ptr = (u8 *) &port_attrib->port_attr; + + /* + * FC4 Types + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_FC4_TYPES); + attr->len = sizeof(fcs_port_attr.supp_fc4_types); + memcpy(attr->value, fcs_port_attr.supp_fc4_types, attr->len); + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + ++count; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * Supported Speed + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_SUPP_SPEED); + attr->len = sizeof(fcs_port_attr.supp_speed); + memcpy(attr->value, &fcs_port_attr.supp_speed, attr->len); + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + ++count; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * current Port Speed + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_PORT_SPEED); + attr->len = sizeof(fcs_port_attr.curr_speed); + memcpy(attr->value, &fcs_port_attr.curr_speed, attr->len); + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + ++count; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * max frame size + */ + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_FRAME_SIZE); + attr->len = sizeof(fcs_port_attr.max_frm_size); + memcpy(attr->value, &fcs_port_attr.max_frm_size, attr->len); + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + ++count; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + + /* + * OS Device Name + */ + if (fcs_port_attr.os_device_name[0] != '\0') { + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_DEV_NAME); + attr->len = (u16) strlen(fcs_port_attr.os_device_name); + memcpy(attr->value, fcs_port_attr.os_device_name, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + ++count; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + } + /* + * Host Name + */ + if (fcs_port_attr.host_name[0] != '\0') { + attr = (struct fdmi_attr_s *) curr_ptr; + attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_HOST_NAME); + attr->len = (u16) strlen(fcs_port_attr.host_name); + memcpy(attr->value, fcs_port_attr.host_name, attr->len); + attr->len = fc_roundup(attr->len, sizeof(u32)); /* variable + *fields need + *to be 4 byte + *aligned */ + curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; + len += attr->len; + ++count; + attr->len = + bfa_os_htons(attr->len + sizeof(attr->type) + + sizeof(attr->len)); + } + + /* + * Update size of payload + */ + port_attrib->attr_count = bfa_os_htonl(count); + len += ((sizeof(attr->type) + + sizeof(attr->len)) * count); + return len; +} + +static u16 +bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct fdmi_rprt_s *rprt = (struct fdmi_rprt_s *) pyld; + u16 len; + + rprt->hba_id = bfa_fcs_lport_get_pwwn(bfa_fcs_get_base_port(port->fcs)); + rprt->port_name = bfa_fcs_lport_get_pwwn(port); + + len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi, + (u8 *) &rprt->port_attr_blk); + + len += sizeof(rprt->hba_id) + sizeof(rprt->port_name); + + return len; +} + +static void +bfa_fcs_lport_fdmi_rprt_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, + u32 rsp_len, u32 resid_len, + struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = + (struct bfa_fcs_lport_fdmi_s *) cbarg; + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct ct_hdr_s *cthdr = NULL; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); + return; + } + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { + bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); + return; + } + + bfa_trc(port->fcs, cthdr->reason_code); + bfa_trc(port->fcs, cthdr->exp_code); + bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); +} + +/** +* RPA : Register Port Attributes. + */ +static void +bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg; + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct fchs_s fchs; + u16 len, attr_len; + struct bfa_fcxp_s *fcxp; + u8 *pyld; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, + bfa_fcs_lport_fdmi_send_rpa, fdmi); + return; + } + fdmi->fcxp = fcxp; + + pyld = bfa_fcxp_get_reqbuf(fcxp); + bfa_os_memset(pyld, 0, FC_MAX_PDUSZ); + + len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port), + FDMI_RPA); + + attr_len = + bfa_fcs_lport_fdmi_build_rpa_pyld(fdmi, + (u8 *) ((struct ct_hdr_s *) pyld + + 1)); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len + attr_len, &fchs, + bfa_fcs_lport_fdmi_rpa_response, (void *)fdmi, + FC_MAX_PDUSZ, FC_FCCT_TOV); + + bfa_sm_send_event(fdmi, FDMISM_EVENT_RPA_SENT); +} + +static u16 +bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct fdmi_rpa_s *rpa = (struct fdmi_rpa_s *) pyld; + u16 len; + + rpa->port_name = bfa_fcs_lport_get_pwwn(port); + + len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi, + (u8 *) &rpa->port_attr_blk); + + len += sizeof(rpa->port_name); + + return len; +} + +static void +bfa_fcs_lport_fdmi_rpa_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = + (struct bfa_fcs_lport_fdmi_s *) cbarg; + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct ct_hdr_s *cthdr = NULL; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); + return; + } + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { + bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); + return; + } + + bfa_trc(port->fcs, cthdr->reason_code); + bfa_trc(port->fcs, cthdr->exp_code); + bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); +} + +static void +bfa_fcs_lport_fdmi_timeout(void *arg) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = (struct bfa_fcs_lport_fdmi_s *) arg; + + bfa_sm_send_event(fdmi, FDMISM_EVENT_TIMEOUT); +} + +void +bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi, + struct bfa_fcs_fdmi_hba_attr_s *hba_attr) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info; + + bfa_os_memset(hba_attr, 0, sizeof(struct bfa_fcs_fdmi_hba_attr_s)); + + bfa_ioc_get_adapter_manufacturer(&port->fcs->bfa->ioc, + hba_attr->manufacturer); + bfa_ioc_get_adapter_serial_num(&port->fcs->bfa->ioc, + hba_attr->serial_num); + bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc, + hba_attr->model); + bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc, + hba_attr->model_desc); + bfa_ioc_get_pci_chip_rev(&port->fcs->bfa->ioc, + hba_attr->hw_version); + bfa_ioc_get_adapter_optrom_ver(&port->fcs->bfa->ioc, + hba_attr->option_rom_ver); + bfa_ioc_get_adapter_fw_ver(&port->fcs->bfa->ioc, + hba_attr->fw_version); + + strncpy(hba_attr->driver_version, (char *)driver_info->version, + sizeof(hba_attr->driver_version)); + + strncpy(hba_attr->os_name, driver_info->host_os_name, + sizeof(hba_attr->os_name)); + + /* + * If there is a patch level, append it + * to the os name along with a separator + */ + if (driver_info->host_os_patch[0] != '\0') { + strncat(hba_attr->os_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, + sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); + strncat(hba_attr->os_name, driver_info->host_os_patch, + sizeof(driver_info->host_os_patch)); + } + + hba_attr->max_ct_pyld = bfa_os_htonl(FC_MAX_PDUSZ); +} + +void +bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi, + struct bfa_fcs_fdmi_port_attr_s *port_attr) +{ + struct bfa_fcs_lport_s *port = fdmi->ms->port; + struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info; + struct bfa_port_attr_s pport_attr; + + bfa_os_memset(port_attr, 0, sizeof(struct bfa_fcs_fdmi_port_attr_s)); + + /* + * get pport attributes from hal + */ + bfa_fcport_get_attr(port->fcs->bfa, &pport_attr); + + /* + * get FC4 type Bitmask + */ + fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->supp_fc4_types); + + /* + * Supported Speeds + */ + port_attr->supp_speed = bfa_os_htonl(BFA_FCS_FDMI_SUPORTED_SPEEDS); + + /* + * Current Speed + */ + port_attr->curr_speed = bfa_os_htonl(pport_attr.speed); + + /* + * Max PDU Size. + */ + port_attr->max_frm_size = bfa_os_htonl(FC_MAX_PDUSZ); + + /* + * OS device Name + */ + strncpy(port_attr->os_device_name, (char *)driver_info->os_device_name, + sizeof(port_attr->os_device_name)); + + /* + * Host name + */ + strncpy(port_attr->host_name, (char *)driver_info->host_machine_name, + sizeof(port_attr->host_name)); + +} + + +void +bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi; + + fdmi->ms = ms; + if (ms->port->fcs->fdmi_enabled) + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); + else + bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_disabled); +} + +void +bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s *ms) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi; + + fdmi->ms = ms; + bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_OFFLINE); +} + +void +bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s *ms) +{ + struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi; + + fdmi->ms = ms; + bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_ONLINE); +} + +#define BFA_FCS_MS_CMD_MAX_RETRIES 2 + +/* + * forward declarations + */ +static void bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_ms_timeout(void *arg); +static void bfa_fcs_lport_ms_plogi_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); + +static void bfa_fcs_lport_ms_send_gmal(void *ms_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_ms_gmal_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_ms_send_gfn(void *ms_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_ms_gfn_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +/** + * fcs_ms_sm FCS MS state machine + */ + +/** + * MS State Machine events + */ +enum port_ms_event { + MSSM_EVENT_PORT_ONLINE = 1, + MSSM_EVENT_PORT_OFFLINE = 2, + MSSM_EVENT_RSP_OK = 3, + MSSM_EVENT_RSP_ERROR = 4, + MSSM_EVENT_TIMEOUT = 5, + MSSM_EVENT_FCXP_SENT = 6, + MSSM_EVENT_PORT_FABRIC_RSCN = 7 +}; + +static void bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +static void bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event); +/** + * Start in offline state - awaiting NS to send start. + */ +static void +bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_PORT_ONLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending); + bfa_fcs_lport_ms_send_plogi(ms, NULL); + break; + + case MSSM_EVENT_PORT_OFFLINE: + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_FCXP_SENT: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi); + break; + + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), + &ms->fcxp_wqe); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_RSP_ERROR: + /* + * Start timer for a delayed retry + */ + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_retry); + ms->port->stats.ms_retries++; + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), + &ms->timer, bfa_fcs_lport_ms_timeout, ms, + BFA_FCS_RETRY_TIMEOUT); + break; + + case MSSM_EVENT_RSP_OK: + /* + * since plogi is done, now invoke MS related sub-modules + */ + bfa_fcs_lport_fdmi_online(ms); + + /** + * if this is a Vport, go to online state. + */ + if (ms->port->vport) { + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online); + break; + } + + /* + * For a base port we need to get the + * switch's IP address. + */ + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending); + bfa_fcs_lport_ms_send_gmal(ms, NULL); + break; + + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + bfa_fcxp_discard(ms->fcxp); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_TIMEOUT: + /* + * Retry Timer Expired. Re-send + */ + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending); + bfa_fcs_lport_ms_send_plogi(ms, NULL); + break; + + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + bfa_timer_stop(&ms->timer); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + break; + + case MSSM_EVENT_PORT_FABRIC_RSCN: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); + ms->retry_cnt = 0; + bfa_fcs_lport_ms_send_gfn(ms, NULL); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_FCXP_SENT: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal); + break; + + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), + &ms->fcxp_wqe); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_RSP_ERROR: + /* + * Start timer for a delayed retry + */ + if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_retry); + ms->port->stats.ms_retries++; + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), + &ms->timer, bfa_fcs_lport_ms_timeout, ms, + BFA_FCS_RETRY_TIMEOUT); + } else { + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); + bfa_fcs_lport_ms_send_gfn(ms, NULL); + ms->retry_cnt = 0; + } + break; + + case MSSM_EVENT_RSP_OK: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); + bfa_fcs_lport_ms_send_gfn(ms, NULL); + break; + + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + bfa_fcxp_discard(ms->fcxp); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_TIMEOUT: + /* + * Retry Timer Expired. Re-send + */ + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending); + bfa_fcs_lport_ms_send_gmal(ms, NULL); + break; + + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + bfa_timer_stop(&ms->timer); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} +/** + * ms_pvt MS local functions + */ + +static void +bfa_fcs_lport_ms_send_gmal(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_ms_s *ms = ms_cbarg; + bfa_fcs_lport_t *port = ms->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + + bfa_trc(port->fcs, port->pid); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, + bfa_fcs_lport_ms_send_gmal, ms); + return; + } + ms->fcxp = fcxp; + + len = fc_gmal_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_fcs_lport_get_fcid(port), + bfa_lps_get_peer_nwwn(port->fabric->lps)); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, + bfa_fcs_lport_ms_gmal_response, (void *)ms, + FC_MAX_PDUSZ, FC_FCCT_TOV); + + bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); +} + +static void +bfa_fcs_lport_ms_gmal_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, + u32 rsp_len, u32 resid_len, + struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg; + bfa_fcs_lport_t *port = ms->port; + struct ct_hdr_s *cthdr = NULL; + struct fcgs_gmal_resp_s *gmal_resp; + struct fcgs_gmal_entry_s *gmal_entry; + u32 num_entries; + u8 *rsp_str; + + bfa_trc(port->fcs, req_status); + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); + return; + } + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { + gmal_resp = (struct fcgs_gmal_resp_s *)(cthdr + 1); + + num_entries = bfa_os_ntohl(gmal_resp->ms_len); + if (num_entries == 0) { + bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); + return; + } + /* + * The response could contain multiple Entries. + * Entries for SNMP interface, etc. + * We look for the entry with a telnet prefix. + * First "http://" entry refers to IP addr + */ + + gmal_entry = (struct fcgs_gmal_entry_s *)gmal_resp->ms_ma; + while (num_entries > 0) { + if (strncmp(gmal_entry->prefix, + CT_GMAL_RESP_PREFIX_HTTP, + sizeof(gmal_entry->prefix)) == 0) { + + /* + * if the IP address is terminating with a '/', + * remove it. + * Byte 0 consists of the length of the string. + */ + rsp_str = &(gmal_entry->prefix[0]); + if (rsp_str[gmal_entry->len-1] == '/') + rsp_str[gmal_entry->len-1] = 0; + + /* copy IP Address to fabric */ + strncpy(bfa_fcs_lport_get_fabric_ipaddr(port), + gmal_entry->ip_addr, + BFA_FCS_FABRIC_IPADDR_SZ); + break; + } else { + --num_entries; + ++gmal_entry; + } + } + + bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); + return; + } + + bfa_trc(port->fcs, cthdr->reason_code); + bfa_trc(port->fcs, cthdr->exp_code); + bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); +} + +static void +bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_FCXP_SENT: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn); + break; + + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), + &ms->fcxp_wqe); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_RSP_ERROR: + /* + * Start timer for a delayed retry + */ + if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_retry); + ms->port->stats.ms_retries++; + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), + &ms->timer, bfa_fcs_lport_ms_timeout, ms, + BFA_FCS_RETRY_TIMEOUT); + } else { + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online); + ms->retry_cnt = 0; + } + break; + + case MSSM_EVENT_RSP_OK: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online); + break; + + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + bfa_fcxp_discard(ms->fcxp); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms, + enum port_ms_event event) +{ + bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); + bfa_trc(ms->port->fcs, event); + + switch (event) { + case MSSM_EVENT_TIMEOUT: + /* + * Retry Timer Expired. Re-send + */ + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); + bfa_fcs_lport_ms_send_gfn(ms, NULL); + break; + + case MSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + bfa_timer_stop(&ms->timer); + break; + + default: + bfa_sm_fault(ms->port->fcs, event); + } +} +/** + * ms_pvt MS local functions + */ + +static void +bfa_fcs_lport_ms_send_gfn(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_ms_s *ms = ms_cbarg; + bfa_fcs_lport_t *port = ms->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + + bfa_trc(port->fcs, port->pid); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, + bfa_fcs_lport_ms_send_gfn, ms); + return; + } + ms->fcxp = fcxp; + + len = fc_gfn_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_fcs_lport_get_fcid(port), + bfa_lps_get_peer_nwwn(port->fabric->lps)); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, + bfa_fcs_lport_ms_gfn_response, (void *)ms, + FC_MAX_PDUSZ, FC_FCCT_TOV); + + bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); +} + +static void +bfa_fcs_lport_ms_gfn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg; + bfa_fcs_lport_t *port = ms->port; + struct ct_hdr_s *cthdr = NULL; + wwn_t *gfn_resp; + + bfa_trc(port->fcs, req_status); + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); + return; + } + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { + gfn_resp = (wwn_t *)(cthdr + 1); + /* check if it has actually changed */ + if ((memcmp((void *)&bfa_fcs_lport_get_fabric_name(port), + gfn_resp, sizeof(wwn_t)) != 0)) { + bfa_fcs_fabric_set_fabric_name(port->fabric, *gfn_resp); + } + bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); + return; + } + + bfa_trc(port->fcs, cthdr->reason_code); + bfa_trc(port->fcs, cthdr->exp_code); + bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); +} + +/** + * ms_pvt MS local functions + */ + +static void +bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_ms_s *ms = ms_cbarg; + struct bfa_fcs_lport_s *port = ms->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + + bfa_trc(port->fcs, port->pid); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + port->stats.ms_plogi_alloc_wait++; + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, + bfa_fcs_lport_ms_send_plogi, ms); + return; + } + ms->fcxp = fcxp; + + len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_os_hton3b(FC_MGMT_SERVER), + bfa_fcs_lport_get_fcid(port), 0, + port->port_cfg.pwwn, port->port_cfg.nwwn, + bfa_fcport_get_maxfrsize(port->fcs->bfa)); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, + bfa_fcs_lport_ms_plogi_response, (void *)ms, + FC_MAX_PDUSZ, FC_ELS_TOV); + + port->stats.ms_plogi_sent++; + bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); +} + +static void +bfa_fcs_lport_ms_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, + u32 rsp_len, u32 resid_len, struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg; + struct bfa_fcs_lport_s *port = ms->port; + struct fc_els_cmd_s *els_cmd; + struct fc_ls_rjt_s *ls_rjt; + + bfa_trc(port->fcs, req_status); + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + port->stats.ms_plogi_rsp_err++; + bfa_trc(port->fcs, req_status); + bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); + return; + } + + els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); + + switch (els_cmd->els_code) { + + case FC_ELS_ACC: + if (rsp_len < sizeof(struct fc_logi_s)) { + bfa_trc(port->fcs, rsp_len); + port->stats.ms_plogi_acc_err++; + bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); + break; + } + port->stats.ms_plogi_accepts++; + bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); + break; + + case FC_ELS_LS_RJT: + ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); + + bfa_trc(port->fcs, ls_rjt->reason_code); + bfa_trc(port->fcs, ls_rjt->reason_code_expl); + + port->stats.ms_rejects++; + bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); + break; + + default: + port->stats.ms_plogi_unknown_rsp++; + bfa_trc(port->fcs, els_cmd->els_code); + bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); + } +} + +static void +bfa_fcs_lport_ms_timeout(void *arg) +{ + struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) arg; + + ms->port->stats.ms_timeouts++; + bfa_sm_send_event(ms, MSSM_EVENT_TIMEOUT); +} + + +void +bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); + + ms->port = port; + bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); + + /* + * Invoke init routines of sub modules. + */ + bfa_fcs_lport_fdmi_init(ms); +} + +void +bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); + + ms->port = port; + bfa_sm_send_event(ms, MSSM_EVENT_PORT_OFFLINE); + bfa_fcs_lport_fdmi_offline(ms); +} + +void +bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); + + ms->port = port; + bfa_sm_send_event(ms, MSSM_EVENT_PORT_ONLINE); +} +void +bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); + + /* todo. Handle this only when in Online state */ + if (bfa_sm_cmp_state(ms, bfa_fcs_lport_ms_sm_online)) + bfa_sm_send_event(ms, MSSM_EVENT_PORT_FABRIC_RSCN); +} + +/** + * @page ns_sm_info VPORT NS State Machine + * + * @section ns_sm_interactions VPORT NS State Machine Interactions + * + * @section ns_sm VPORT NS State Machine + * img ns_sm.jpg + */ + +/* + * forward declarations + */ +static void bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_ns_timeout(void *arg); +static void bfa_fcs_lport_ns_plogi_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_ns_rspn_id_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_ns_rft_id_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_ns_rff_id_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_ns_gid_ft_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_ns_process_gidft_pids( + struct bfa_fcs_lport_s *port, + u32 *pid_buf, u32 n_pids); + +static void bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port); +/** + * fcs_ns_sm FCS nameserver interface state machine + */ + +/** + * VPort NS State Machine events + */ +enum vport_ns_event { + NSSM_EVENT_PORT_ONLINE = 1, + NSSM_EVENT_PORT_OFFLINE = 2, + NSSM_EVENT_PLOGI_SENT = 3, + NSSM_EVENT_RSP_OK = 4, + NSSM_EVENT_RSP_ERROR = 5, + NSSM_EVENT_TIMEOUT = 6, + NSSM_EVENT_NS_QUERY = 7, + NSSM_EVENT_RSPNID_SENT = 8, + NSSM_EVENT_RFTID_SENT = 9, + NSSM_EVENT_RFFID_SENT = 10, + NSSM_EVENT_GIDFT_SENT = 11, +}; + +static void bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_sending_rspn_id( + struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_sending_rft_id( + struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_sending_rff_id( + struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_sending_gid_ft( + struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +static void bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event); +/** + * Start in offline state - awaiting linkup + */ +static void +bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_PORT_ONLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending); + bfa_fcs_lport_ns_send_plogi(ns, NULL); + break; + + case NSSM_EVENT_PORT_OFFLINE: + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_PLOGI_SENT: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->fcxp_wqe); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_RSP_ERROR: + /* + * Start timer for a delayed retry + */ + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_retry); + ns->port->stats.ns_retries++; + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->timer, bfa_fcs_lport_ns_timeout, ns, + BFA_FCS_RETRY_TIMEOUT); + break; + + case NSSM_EVENT_RSP_OK: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id); + bfa_fcs_lport_ns_send_rspn_id(ns, NULL); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_fcxp_discard(ns->fcxp); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_TIMEOUT: + /* + * Retry Timer Expired. Re-send + */ + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending); + bfa_fcs_lport_ns_send_plogi(ns, NULL); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_timer_stop(&ns->timer); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_sending_rspn_id(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_RSPNID_SENT: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->fcxp_wqe); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_RSP_ERROR: + /* + * Start timer for a delayed retry + */ + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id_retry); + ns->port->stats.ns_retries++; + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->timer, bfa_fcs_lport_ns_timeout, ns, + BFA_FCS_RETRY_TIMEOUT); + break; + + case NSSM_EVENT_RSP_OK: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id); + bfa_fcs_lport_ns_send_rft_id(ns, NULL); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_fcxp_discard(ns->fcxp); + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_TIMEOUT: + /* + * Retry Timer Expired. Re-send + */ + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id); + bfa_fcs_lport_ns_send_rspn_id(ns, NULL); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_timer_stop(&ns->timer); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_sending_rft_id(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_RFTID_SENT: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->fcxp_wqe); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_RSP_OK: + /* Now move to register FC4 Features */ + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id); + bfa_fcs_lport_ns_send_rff_id(ns, NULL); + break; + + case NSSM_EVENT_RSP_ERROR: + /* + * Start timer for a delayed retry + */ + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id_retry); + ns->port->stats.ns_retries++; + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->timer, bfa_fcs_lport_ns_timeout, ns, + BFA_FCS_RETRY_TIMEOUT); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_fcxp_discard(ns->fcxp); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_TIMEOUT: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id); + bfa_fcs_lport_ns_send_rft_id(ns, NULL); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_timer_stop(&ns->timer); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_sending_rff_id(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_RFFID_SENT: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->fcxp_wqe); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_RSP_OK: + + /* + * If min cfg mode is enabled, we donot initiate rport + * discovery with the fabric. Instead, we will retrieve the + * boot targets from HAL/FW. + */ + if (__fcs_min_cfg(ns->port->fcs)) { + bfa_fcs_lport_ns_boot_target_disc(ns->port); + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online); + return; + } + + /* + * If the port role is Initiator Mode issue NS query. + * If it is Target Mode, skip this and go to online. + */ + if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) { + bfa_sm_set_state(ns, + bfa_fcs_lport_ns_sm_sending_gid_ft); + bfa_fcs_lport_ns_send_gid_ft(ns, NULL); + } + /* + * kick off mgmt srvr state machine + */ + bfa_fcs_lport_ms_online(ns->port); + break; + + case NSSM_EVENT_RSP_ERROR: + /* + * Start timer for a delayed retry + */ + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id_retry); + ns->port->stats.ns_retries++; + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->timer, bfa_fcs_lport_ns_timeout, ns, + BFA_FCS_RETRY_TIMEOUT); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_fcxp_discard(ns->fcxp); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_TIMEOUT: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id); + bfa_fcs_lport_ns_send_rff_id(ns, NULL); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_timer_stop(&ns->timer); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} +static void +bfa_fcs_lport_ns_sm_sending_gid_ft(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_GIDFT_SENT: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->fcxp_wqe); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_RSP_OK: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online); + break; + + case NSSM_EVENT_RSP_ERROR: + /* + * TBD: for certain reject codes, we don't need to retry + */ + /* + * Start timer for a delayed retry + */ + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft_retry); + ns->port->stats.ns_retries++; + bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), + &ns->timer, bfa_fcs_lport_ns_timeout, ns, + BFA_FCS_RETRY_TIMEOUT); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_fcxp_discard(ns->fcxp); + break; + + case NSSM_EVENT_NS_QUERY: + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_TIMEOUT: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_gid_ft); + bfa_fcs_lport_ns_send_gid_ft(ns, NULL); + break; + + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + bfa_timer_stop(&ns->timer); + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + +static void +bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns, + enum vport_ns_event event) +{ + bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); + bfa_trc(ns->port->fcs, event); + + switch (event) { + case NSSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); + break; + + case NSSM_EVENT_NS_QUERY: + /* + * If the port role is Initiator Mode issue NS query. + * If it is Target Mode, skip this and go to online. + */ + if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) { + bfa_sm_set_state(ns, + bfa_fcs_lport_ns_sm_sending_gid_ft); + bfa_fcs_lport_ns_send_gid_ft(ns, NULL); + }; + break; + + default: + bfa_sm_fault(ns->port->fcs, event); + } +} + + + +/** + * ns_pvt Nameserver local functions + */ + +static void +bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_ns_s *ns = ns_cbarg; + struct bfa_fcs_lport_s *port = ns->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + + bfa_trc(port->fcs, port->pid); + +fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + port->stats.ns_plogi_alloc_wait++; + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, + bfa_fcs_lport_ns_send_plogi, ns); + return; + } + ns->fcxp = fcxp; + + len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_os_hton3b(FC_NAME_SERVER), + bfa_fcs_lport_get_fcid(port), 0, + port->port_cfg.pwwn, port->port_cfg.nwwn, + bfa_fcport_get_maxfrsize(port->fcs->bfa)); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, + bfa_fcs_lport_ns_plogi_response, (void *)ns, + FC_MAX_PDUSZ, FC_ELS_TOV); + port->stats.ns_plogi_sent++; + + bfa_sm_send_event(ns, NSSM_EVENT_PLOGI_SENT); +} + +static void +bfa_fcs_lport_ns_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; + struct bfa_fcs_lport_s *port = ns->port; + /* struct fc_logi_s *plogi_resp; */ + struct fc_els_cmd_s *els_cmd; + struct fc_ls_rjt_s *ls_rjt; + + bfa_trc(port->fcs, req_status); + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + port->stats.ns_plogi_rsp_err++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + return; + } + + els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); + + switch (els_cmd->els_code) { + + case FC_ELS_ACC: + if (rsp_len < sizeof(struct fc_logi_s)) { + bfa_trc(port->fcs, rsp_len); + port->stats.ns_plogi_acc_err++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + break; + } + port->stats.ns_plogi_accepts++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); + break; + + case FC_ELS_LS_RJT: + ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); + + bfa_trc(port->fcs, ls_rjt->reason_code); + bfa_trc(port->fcs, ls_rjt->reason_code_expl); + + port->stats.ns_rejects++; + + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + break; + + default: + port->stats.ns_plogi_unknown_rsp++; + bfa_trc(port->fcs, els_cmd->els_code); + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + } +} + +/** + * Register the symbolic port name. + */ +static void +bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_ns_s *ns = ns_cbarg; + struct bfa_fcs_lport_s *port = ns->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + u8 symbl[256]; + u8 *psymbl = &symbl[0]; + + bfa_os_memset(symbl, 0, sizeof(symbl)); + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + port->stats.ns_rspnid_alloc_wait++; + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, + bfa_fcs_lport_ns_send_rspn_id, ns); + return; + } + ns->fcxp = fcxp; + + /* + * for V-Port, form a Port Symbolic Name + */ + if (port->vport) { + /** + * For Vports, we append the vport's port symbolic name + * to that of the base port. + */ + + strncpy((char *)psymbl, + (char *) & + (bfa_fcs_lport_get_psym_name + (bfa_fcs_get_base_port(port->fcs))), + strlen((char *) & + bfa_fcs_lport_get_psym_name(bfa_fcs_get_base_port + (port->fcs)))); + + /* Ensure we have a null terminating string. */ + ((char *)psymbl)[strlen((char *) & + bfa_fcs_lport_get_psym_name(bfa_fcs_get_base_port + (port->fcs)))] = 0; + strncat((char *)psymbl, + (char *) &(bfa_fcs_lport_get_psym_name(port)), + strlen((char *) &bfa_fcs_lport_get_psym_name(port))); + } else { + psymbl = (u8 *) &(bfa_fcs_lport_get_psym_name(port)); + } + + len = fc_rspnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_fcs_lport_get_fcid(port), 0, psymbl); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, + bfa_fcs_lport_ns_rspn_id_response, (void *)ns, + FC_MAX_PDUSZ, FC_FCCT_TOV); + + port->stats.ns_rspnid_sent++; + + bfa_sm_send_event(ns, NSSM_EVENT_RSPNID_SENT); +} + +static void +bfa_fcs_lport_ns_rspn_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, + u32 rsp_len, u32 resid_len, + struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; + struct bfa_fcs_lport_s *port = ns->port; + struct ct_hdr_s *cthdr = NULL; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + port->stats.ns_rspnid_rsp_err++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + return; + } + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { + port->stats.ns_rspnid_accepts++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); + return; + } + + port->stats.ns_rspnid_rejects++; + bfa_trc(port->fcs, cthdr->reason_code); + bfa_trc(port->fcs, cthdr->exp_code); + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); +} + +/** + * Register FC4-Types + */ +static void +bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_ns_s *ns = ns_cbarg; + struct bfa_fcs_lport_s *port = ns->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + port->stats.ns_rftid_alloc_wait++; + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, + bfa_fcs_lport_ns_send_rft_id, ns); + return; + } + ns->fcxp = fcxp; + + len = fc_rftid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_fcs_lport_get_fcid(port), 0, port->port_cfg.roles); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, + bfa_fcs_lport_ns_rft_id_response, (void *)ns, + FC_MAX_PDUSZ, FC_FCCT_TOV); + + port->stats.ns_rftid_sent++; + bfa_sm_send_event(ns, NSSM_EVENT_RFTID_SENT); +} + +static void +bfa_fcs_lport_ns_rft_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, + u32 rsp_len, u32 resid_len, + struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; + struct bfa_fcs_lport_s *port = ns->port; + struct ct_hdr_s *cthdr = NULL; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + port->stats.ns_rftid_rsp_err++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + return; + } + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { + port->stats.ns_rftid_accepts++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); + return; + } + + port->stats.ns_rftid_rejects++; + bfa_trc(port->fcs, cthdr->reason_code); + bfa_trc(port->fcs, cthdr->exp_code); + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); +} + +/** + * Register FC4-Features : Should be done after RFT_ID + */ +static void +bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_ns_s *ns = ns_cbarg; + struct bfa_fcs_lport_s *port = ns->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + u8 fc4_ftrs = 0; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + port->stats.ns_rffid_alloc_wait++; + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, + bfa_fcs_lport_ns_send_rff_id, ns); + return; + } + ns->fcxp = fcxp; + + if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) + fc4_ftrs = FC_GS_FCP_FC4_FEATURE_INITIATOR; + + len = fc_rffid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_fcs_lport_get_fcid(port), 0, + FC_TYPE_FCP, fc4_ftrs); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, + bfa_fcs_lport_ns_rff_id_response, (void *)ns, + FC_MAX_PDUSZ, FC_FCCT_TOV); + + port->stats.ns_rffid_sent++; + bfa_sm_send_event(ns, NSSM_EVENT_RFFID_SENT); +} + +static void +bfa_fcs_lport_ns_rff_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, + u32 rsp_len, u32 resid_len, + struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; + struct bfa_fcs_lport_s *port = ns->port; + struct ct_hdr_s *cthdr = NULL; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + port->stats.ns_rffid_rsp_err++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + return; + } + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { + port->stats.ns_rffid_accepts++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); + return; + } + + port->stats.ns_rffid_rejects++; + bfa_trc(port->fcs, cthdr->reason_code); + bfa_trc(port->fcs, cthdr->exp_code); + + if (cthdr->reason_code == CT_RSN_NOT_SUPP) { + /* if this command is not supported, we don't retry */ + bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); + } else + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); +} +/** + * Query Fabric for FC4-Types Devices. + * +* TBD : Need to use a local (FCS private) response buffer, since the response + * can be larger than 2K. + */ +static void +bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_ns_s *ns = ns_cbarg; + struct bfa_fcs_lport_s *port = ns->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + + bfa_trc(port->fcs, port->pid); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + port->stats.ns_gidft_alloc_wait++; + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, + bfa_fcs_lport_ns_send_gid_ft, ns); + return; + } + ns->fcxp = fcxp; + + /* + * This query is only initiated for FCP initiator mode. + */ + len = fc_gid_ft_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + ns->port->pid, FC_TYPE_FCP); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, + bfa_fcs_lport_ns_gid_ft_response, (void *)ns, + bfa_fcxp_get_maxrsp(port->fcs->bfa), FC_FCCT_TOV); + + port->stats.ns_gidft_sent++; + + bfa_sm_send_event(ns, NSSM_EVENT_GIDFT_SENT); +} + +static void +bfa_fcs_lport_ns_gid_ft_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, + u32 rsp_len, u32 resid_len, + struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; + struct bfa_fcs_lport_s *port = ns->port; + struct ct_hdr_s *cthdr = NULL; + u32 n_pids; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + port->stats.ns_gidft_rsp_err++; + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + return; + } + + if (resid_len != 0) { + /* + * TBD : we will need to allocate a larger buffer & retry the + * command + */ + bfa_trc(port->fcs, rsp_len); + bfa_trc(port->fcs, resid_len); + return; + } + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + switch (cthdr->cmd_rsp_code) { + + case CT_RSP_ACCEPT: + + port->stats.ns_gidft_accepts++; + n_pids = (fc_get_ctresp_pyld_len(rsp_len) / sizeof(u32)); + bfa_trc(port->fcs, n_pids); + bfa_fcs_lport_ns_process_gidft_pids(port, + (u32 *) (cthdr + 1), + n_pids); + bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); + break; + + case CT_RSP_REJECT: + + /* + * Check the reason code & explanation. + * There may not have been any FC4 devices in the fabric + */ + port->stats.ns_gidft_rejects++; + bfa_trc(port->fcs, cthdr->reason_code); + bfa_trc(port->fcs, cthdr->exp_code); + + if ((cthdr->reason_code == CT_RSN_UNABLE_TO_PERF) + && (cthdr->exp_code == CT_NS_EXP_FT_NOT_REG)) { + + bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); + } else { + /* + * for all other errors, retry + */ + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + } + break; + + default: + port->stats.ns_gidft_unknown_rsp++; + bfa_trc(port->fcs, cthdr->cmd_rsp_code); + bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); + } +} + +/** + * This routine will be called by bfa_timer on timer timeouts. + * + * param[in] port - pointer to bfa_fcs_lport_t. + * + * return + * void + * + * Special Considerations: + * + * note + */ +static void +bfa_fcs_lport_ns_timeout(void *arg) +{ + struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) arg; + + ns->port->stats.ns_timeouts++; + bfa_sm_send_event(ns, NSSM_EVENT_TIMEOUT); +} + +/* + * Process the PID list in GID_FT response + */ +static void +bfa_fcs_lport_ns_process_gidft_pids(struct bfa_fcs_lport_s *port, u32 *pid_buf, + u32 n_pids) +{ + struct fcgs_gidft_resp_s *gidft_entry; + struct bfa_fcs_rport_s *rport; + u32 ii; + + for (ii = 0; ii < n_pids; ii++) { + gidft_entry = (struct fcgs_gidft_resp_s *) &pid_buf[ii]; + + if (gidft_entry->pid == port->pid) + continue; + + /* + * Check if this rport already exists + */ + rport = bfa_fcs_lport_get_rport_by_pid(port, gidft_entry->pid); + if (rport == NULL) { + /* + * this is a new device. create rport + */ + rport = bfa_fcs_rport_create(port, gidft_entry->pid); + } else { + /* + * this rport already exists + */ + bfa_fcs_rport_scn(rport); + } + + bfa_trc(port->fcs, gidft_entry->pid); + + /* + * if the last entry bit is set, bail out. + */ + if (gidft_entry->last) + return; + } +} + +/** + * fcs_ns_public FCS nameserver public interfaces + */ + +/* + * Functions called by port/fab. + * These will send relevant Events to the ns state machine. + */ +void +bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); + + ns->port = port; + bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); +} + +void +bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); + + ns->port = port; + bfa_sm_send_event(ns, NSSM_EVENT_PORT_OFFLINE); +} + +void +bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); + + ns->port = port; + bfa_sm_send_event(ns, NSSM_EVENT_PORT_ONLINE); +} + +void +bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); + + bfa_trc(port->fcs, port->pid); + bfa_sm_send_event(ns, NSSM_EVENT_NS_QUERY); +} + +void +bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port) +{ + + struct bfa_fcs_rport_s *rport; + u8 nwwns; + wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX]; + int ii; + + bfa_iocfc_get_bootwwns(port->fcs->bfa, &nwwns, wwns); + + for (ii = 0 ; ii < nwwns; ++ii) { + rport = bfa_fcs_rport_create_by_wwn(port, wwns[ii]); + bfa_assert(rport); + } +} + +/** + * FCS SCN + */ + +#define FC_QOS_RSCN_EVENT 0x0c +#define FC_FABRIC_NAME_RSCN_EVENT 0x0d + +/* + * forward declarations + */ +static void bfa_fcs_lport_scn_send_scr(void *scn_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_lport_scn_scr_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); +static void bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port, + struct fchs_s *rx_fchs); +static void bfa_fcs_lport_scn_timeout(void *arg); + +/** + * fcs_scm_sm FCS SCN state machine + */ + +/** + * VPort SCN State Machine events + */ +enum port_scn_event { + SCNSM_EVENT_PORT_ONLINE = 1, + SCNSM_EVENT_PORT_OFFLINE = 2, + SCNSM_EVENT_RSP_OK = 3, + SCNSM_EVENT_RSP_ERROR = 4, + SCNSM_EVENT_TIMEOUT = 5, + SCNSM_EVENT_SCR_SENT = 6, +}; + +static void bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event); +static void bfa_fcs_lport_scn_sm_sending_scr( + struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event); +static void bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event); +static void bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event); +static void bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event); + +/** + * Starting state - awaiting link up. + */ +static void +bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event) +{ + switch (event) { + case SCNSM_EVENT_PORT_ONLINE: + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr); + bfa_fcs_lport_scn_send_scr(scn, NULL); + break; + + case SCNSM_EVENT_PORT_OFFLINE: + break; + + default: + bfa_sm_fault(scn->port->fcs, event); + } +} + +static void +bfa_fcs_lport_scn_sm_sending_scr(struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event) +{ + switch (event) { + case SCNSM_EVENT_SCR_SENT: + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr); + break; + + case SCNSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); + bfa_fcxp_walloc_cancel(scn->port->fcs->bfa, &scn->fcxp_wqe); + break; + + default: + bfa_sm_fault(scn->port->fcs, event); + } +} + +static void +bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event) +{ + struct bfa_fcs_lport_s *port = scn->port; + + switch (event) { + case SCNSM_EVENT_RSP_OK: + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_online); + break; + + case SCNSM_EVENT_RSP_ERROR: + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr_retry); + bfa_timer_start(port->fcs->bfa, &scn->timer, + bfa_fcs_lport_scn_timeout, scn, + BFA_FCS_RETRY_TIMEOUT); + break; + + case SCNSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); + bfa_fcxp_discard(scn->fcxp); + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void +bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event) +{ + switch (event) { + case SCNSM_EVENT_TIMEOUT: + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr); + bfa_fcs_lport_scn_send_scr(scn, NULL); + break; + + case SCNSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); + bfa_timer_stop(&scn->timer); + break; + + default: + bfa_sm_fault(scn->port->fcs, event); + } +} + +static void +bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn, + enum port_scn_event event) +{ + switch (event) { + case SCNSM_EVENT_PORT_OFFLINE: + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); + break; + + default: + bfa_sm_fault(scn->port->fcs, event); + } +} + + + +/** + * fcs_scn_private FCS SCN private functions + */ + +/** + * This routine will be called to send a SCR command. + */ +static void +bfa_fcs_lport_scn_send_scr(void *scn_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_lport_scn_s *scn = scn_cbarg; + struct bfa_fcs_lport_s *port = scn->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + + bfa_trc(port->fcs, port->pid); + bfa_trc(port->fcs, port->port_cfg.pwwn); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &scn->fcxp_wqe, + bfa_fcs_lport_scn_send_scr, scn); + return; + } + scn->fcxp = fcxp; + + /* Handle VU registrations for Base port only */ + if ((!port->vport) && bfa_ioc_get_fcmode(&port->fcs->bfa->ioc)) { + len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_lps_is_brcd_fabric(port->fabric->lps), + port->pid, 0); + } else { + len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + BFA_FALSE, + port->pid, 0); + } + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, + bfa_fcs_lport_scn_scr_response, + (void *)scn, FC_MAX_PDUSZ, FC_ELS_TOV); + + bfa_sm_send_event(scn, SCNSM_EVENT_SCR_SENT); +} + +static void +bfa_fcs_lport_scn_scr_response(void *fcsarg, struct bfa_fcxp_s *fcxp, + void *cbarg, bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) cbarg; + struct bfa_fcs_lport_s *port = scn->port; + struct fc_els_cmd_s *els_cmd; + struct fc_ls_rjt_s *ls_rjt; + + bfa_trc(port->fcs, port->port_cfg.pwwn); + + /* + * Sanity Checks + */ + if (req_status != BFA_STATUS_OK) { + bfa_trc(port->fcs, req_status); + bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); + return; + } + + els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); + + switch (els_cmd->els_code) { + + case FC_ELS_ACC: + bfa_sm_send_event(scn, SCNSM_EVENT_RSP_OK); + break; + + case FC_ELS_LS_RJT: + + ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); + + bfa_trc(port->fcs, ls_rjt->reason_code); + bfa_trc(port->fcs, ls_rjt->reason_code_expl); + + bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); + break; + + default: + bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); + } +} + +/* + * Send a LS Accept + */ +static void +bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port, + struct fchs_s *rx_fchs) +{ + struct fchs_s fchs; + struct bfa_fcxp_s *fcxp; + struct bfa_rport_s *bfa_rport = NULL; + int len; + + bfa_trc(port->fcs, rx_fchs->s_id); + + fcxp = bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) + return; + + len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id); + + bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, + BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, + FC_MAX_PDUSZ, 0); +} + +/** + * This routine will be called by bfa_timer on timer timeouts. + * + * param[in] vport - pointer to bfa_fcs_lport_t. + * param[out] vport_status - pointer to return vport status in + * + * return + * void + * + * Special Considerations: + * + * note + */ +static void +bfa_fcs_lport_scn_timeout(void *arg) +{ + struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) arg; + + bfa_sm_send_event(scn, SCNSM_EVENT_TIMEOUT); +} + + + +/** + * fcs_scn_public FCS state change notification public interfaces + */ + +/* + * Functions called by port/fab + */ +void +bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); + + scn->port = port; + bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); +} + +void +bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); + + scn->port = port; + bfa_sm_send_event(scn, SCNSM_EVENT_PORT_OFFLINE); +} + +void +bfa_fcs_lport_scn_online(struct bfa_fcs_lport_s *port) +{ + struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); + + scn->port = port; + bfa_sm_send_event(scn, SCNSM_EVENT_PORT_ONLINE); +} + +static void +bfa_fcs_lport_scn_portid_rscn(struct bfa_fcs_lport_s *port, u32 rpid) +{ + struct bfa_fcs_rport_s *rport; + + bfa_trc(port->fcs, rpid); + + /** + * If this is an unknown device, then it just came online. + * Otherwise let rport handle the RSCN event. + */ + rport = bfa_fcs_lport_get_rport_by_pid(port, rpid); + if (rport == NULL) { + /* + * If min cfg mode is enabled, we donot need to + * discover any new rports. + */ + if (!__fcs_min_cfg(port->fcs)) + rport = bfa_fcs_rport_create(port, rpid); + } else + bfa_fcs_rport_scn(rport); +} + +/** + * rscn format based PID comparison + */ +#define __fc_pid_match(__c0, __c1, __fmt) \ + (((__fmt) == FC_RSCN_FORMAT_FABRIC) || \ + (((__fmt) == FC_RSCN_FORMAT_DOMAIN) && \ + ((__c0)[0] == (__c1)[0])) || \ + (((__fmt) == FC_RSCN_FORMAT_AREA) && \ + ((__c0)[0] == (__c1)[0]) && \ + ((__c0)[1] == (__c1)[1]))) + +static void +bfa_fcs_lport_scn_multiport_rscn(struct bfa_fcs_lport_s *port, + enum fc_rscn_format format, + u32 rscn_pid) +{ + struct bfa_fcs_rport_s *rport; + struct list_head *qe, *qe_next; + u8 *c0, *c1; + + bfa_trc(port->fcs, format); + bfa_trc(port->fcs, rscn_pid); + + c0 = (u8 *) &rscn_pid; + + list_for_each_safe(qe, qe_next, &port->rport_q) { + rport = (struct bfa_fcs_rport_s *) qe; + c1 = (u8 *) &rport->pid; + if (__fc_pid_match(c0, c1, format)) + bfa_fcs_rport_scn(rport); + } +} + + +void +bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s *port, + struct fchs_s *fchs, u32 len) +{ + struct fc_rscn_pl_s *rscn = (struct fc_rscn_pl_s *) (fchs + 1); + int num_entries; + u32 rscn_pid; + bfa_boolean_t nsquery = BFA_FALSE, found; + int i = 0, j; + + num_entries = + (bfa_os_ntohs(rscn->payldlen) - + sizeof(u32)) / sizeof(rscn->event[0]); + + bfa_trc(port->fcs, num_entries); + + port->stats.num_rscn++; + + bfa_fcs_lport_scn_send_ls_acc(port, fchs); + + for (i = 0; i < num_entries; i++) { + rscn_pid = rscn->event[i].portid; + + bfa_trc(port->fcs, rscn->event[i].format); + bfa_trc(port->fcs, rscn_pid); + + /* check for duplicate entries in the list */ + found = BFA_FALSE; + for (j = 0; j < i; j++) { + if (rscn->event[j].portid == rscn_pid) { + found = BFA_TRUE; + break; + } + } + + /* if found in down the list, pid has been already processed */ + if (found) { + bfa_trc(port->fcs, rscn_pid); + continue; + } + + switch (rscn->event[i].format) { + case FC_RSCN_FORMAT_PORTID: + if (rscn->event[i].qualifier == FC_QOS_RSCN_EVENT) { + /* + * Ignore this event. + * f/w would have processed it + */ + bfa_trc(port->fcs, rscn_pid); + } else { + port->stats.num_portid_rscn++; + bfa_fcs_lport_scn_portid_rscn(port, rscn_pid); + } + break; + + case FC_RSCN_FORMAT_FABRIC: + if (rscn->event[i].qualifier == + FC_FABRIC_NAME_RSCN_EVENT) { + bfa_fcs_lport_ms_fabric_rscn(port); + break; + } + /* !!!!!!!!! Fall Through !!!!!!!!!!!!! */ + + case FC_RSCN_FORMAT_AREA: + case FC_RSCN_FORMAT_DOMAIN: + nsquery = BFA_TRUE; + bfa_fcs_lport_scn_multiport_rscn(port, + rscn->event[i].format, + rscn_pid); + break; + + + default: + bfa_assert(0); + nsquery = BFA_TRUE; + } + } + + /** + * If any of area, domain or fabric RSCN is received, do a fresh discovery + * to find new devices. + */ + if (nsquery) + bfa_fcs_lport_ns_query(port); +} + +/** + * BFA FCS port + */ +/** + * fcs_port_api BFA FCS port API + */ +struct bfa_fcs_lport_s * +bfa_fcs_get_base_port(struct bfa_fcs_s *fcs) +{ + return &fcs->fabric.bport; +} + +wwn_t +bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn, int index, + int nrports, bfa_boolean_t bwwn) +{ + struct list_head *qh, *qe; + struct bfa_fcs_rport_s *rport = NULL; + int i; + struct bfa_fcs_s *fcs; + + if (port == NULL || nrports == 0) + return (wwn_t) 0; + + fcs = port->fcs; + bfa_trc(fcs, (u32) nrports); + + i = 0; + qh = &port->rport_q; + qe = bfa_q_first(qh); + + while ((qe != qh) && (i < nrports)) { + rport = (struct bfa_fcs_rport_s *) qe; + if (bfa_os_ntoh3b(rport->pid) > 0xFFF000) { + qe = bfa_q_next(qe); + bfa_trc(fcs, (u32) rport->pwwn); + bfa_trc(fcs, rport->pid); + bfa_trc(fcs, i); + continue; + } + + if (bwwn) { + if (!memcmp(&wwn, &rport->pwwn, 8)) + break; + } else { + if (i == index) + break; + } + + i++; + qe = bfa_q_next(qe); + } + + bfa_trc(fcs, i); + if (rport) + return rport->pwwn; + else + return (wwn_t) 0; +} + +void +bfa_fcs_lport_get_rports(struct bfa_fcs_lport_s *port, + wwn_t rport_wwns[], int *nrports) +{ + struct list_head *qh, *qe; + struct bfa_fcs_rport_s *rport = NULL; + int i; + struct bfa_fcs_s *fcs; + + if (port == NULL || rport_wwns == NULL || *nrports == 0) + return; + + fcs = port->fcs; + bfa_trc(fcs, (u32) *nrports); + + i = 0; + qh = &port->rport_q; + qe = bfa_q_first(qh); + + while ((qe != qh) && (i < *nrports)) { + rport = (struct bfa_fcs_rport_s *) qe; + if (bfa_os_ntoh3b(rport->pid) > 0xFFF000) { + qe = bfa_q_next(qe); + bfa_trc(fcs, (u32) rport->pwwn); + bfa_trc(fcs, rport->pid); + bfa_trc(fcs, i); + continue; + } + + rport_wwns[i] = rport->pwwn; + + i++; + qe = bfa_q_next(qe); + } + + bfa_trc(fcs, i); + *nrports = i; +} + +/* + * Iterate's through all the rport's in the given port to + * determine the maximum operating speed. + * + * !!!! To be used in TRL Functionality only !!!! + */ +bfa_port_speed_t +bfa_fcs_lport_get_rport_max_speed(bfa_fcs_lport_t *port) +{ + struct list_head *qh, *qe; + struct bfa_fcs_rport_s *rport = NULL; + struct bfa_fcs_s *fcs; + bfa_port_speed_t max_speed = 0; + struct bfa_port_attr_s port_attr; + bfa_port_speed_t port_speed, rport_speed; + bfa_boolean_t trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa); + + + if (port == NULL) + return 0; + + fcs = port->fcs; + + /* Get Physical port's current speed */ + bfa_fcport_get_attr(port->fcs->bfa, &port_attr); + port_speed = port_attr.speed; + bfa_trc(fcs, port_speed); + + qh = &port->rport_q; + qe = bfa_q_first(qh); + + while (qe != qh) { + rport = (struct bfa_fcs_rport_s *) qe; + if ((bfa_os_ntoh3b(rport->pid) > 0xFFF000) || + (bfa_fcs_rport_get_state(rport) == + BFA_RPORT_OFFLINE)) { + qe = bfa_q_next(qe); + continue; + } + + rport_speed = rport->rpf.rpsc_speed; + if ((trl_enabled) && (rport_speed == + BFA_PORT_SPEED_UNKNOWN)) { + /* Use default ratelim speed setting */ + rport_speed = + bfa_fcport_get_ratelim_speed(port->fcs->bfa); + } + if ((rport_speed == BFA_PORT_SPEED_8GBPS) || + (rport_speed > port_speed)) { + max_speed = rport_speed; + break; + } else if (rport_speed > max_speed) { + max_speed = rport_speed; + } + + qe = bfa_q_next(qe); + } + + bfa_trc(fcs, max_speed); + return max_speed; +} + +struct bfa_fcs_lport_s * +bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t lpwwn) +{ + struct bfa_fcs_vport_s *vport; + bfa_fcs_vf_t *vf; + + bfa_assert(fcs != NULL); + + vf = bfa_fcs_vf_lookup(fcs, vf_id); + if (vf == NULL) { + bfa_trc(fcs, vf_id); + return NULL; + } + + if (!lpwwn || (vf->bport.port_cfg.pwwn == lpwwn)) + return &vf->bport; + + vport = bfa_fcs_fabric_vport_lookup(vf, lpwwn); + if (vport) + return &vport->lport; + + return NULL; +} + +/* + * API corresponding to NPIV_VPORT_GETINFO. + */ +void +bfa_fcs_lport_get_info(struct bfa_fcs_lport_s *port, + struct bfa_lport_info_s *port_info) +{ + + bfa_trc(port->fcs, port->fabric->fabric_name); + + if (port->vport == NULL) { + /* + * This is a Physical port + */ + port_info->port_type = BFA_LPORT_TYPE_PHYSICAL; + + /* + * @todo : need to fix the state & reason + */ + port_info->port_state = 0; + port_info->offline_reason = 0; + + port_info->port_wwn = bfa_fcs_lport_get_pwwn(port); + port_info->node_wwn = bfa_fcs_lport_get_nwwn(port); + + port_info->max_vports_supp = + bfa_lps_get_max_vport(port->fcs->bfa); + port_info->num_vports_inuse = + bfa_fcs_fabric_vport_count(port->fabric); + port_info->max_rports_supp = BFA_FCS_MAX_RPORTS_SUPP; + port_info->num_rports_inuse = port->num_rports; } else { - port_attr->port_type = BFA_PPORT_TYPE_UNKNOWN; - port_attr->state = BFA_PORT_UNINIT; + /* + * This is a virtual port + */ + port_info->port_type = BFA_LPORT_TYPE_VIRTUAL; + + /* + * @todo : need to fix the state & reason + */ + port_info->port_state = 0; + port_info->offline_reason = 0; + + port_info->port_wwn = bfa_fcs_lport_get_pwwn(port); + port_info->node_wwn = bfa_fcs_lport_get_nwwn(port); + } +} + +void +bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s *fcs_port, + struct bfa_lport_stats_s *port_stats) +{ + *port_stats = fcs_port->stats; +} + +void +bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port) +{ + bfa_os_memset(&fcs_port->stats, 0, sizeof(struct bfa_lport_stats_s)); +} + +/** + * FCS virtual port state machine + */ + +#define __vport_fcs(__vp) ((__vp)->lport.fcs) +#define __vport_pwwn(__vp) ((__vp)->lport.port_cfg.pwwn) +#define __vport_nwwn(__vp) ((__vp)->lport.port_cfg.nwwn) +#define __vport_bfa(__vp) ((__vp)->lport.fcs->bfa) +#define __vport_fcid(__vp) ((__vp)->lport.pid) +#define __vport_fabric(__vp) ((__vp)->lport.fabric) +#define __vport_vfid(__vp) ((__vp)->lport.fabric->vf_id) + +#define BFA_FCS_VPORT_MAX_RETRIES 5 +/* + * Forward declarations + */ +static void bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport); +static void bfa_fcs_vport_timeout(void *vport_arg); +static void bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport); +static void bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport); + +/** + * fcs_vport_sm FCS virtual port state machine + */ + +/** + * VPort State Machine events + */ +enum bfa_fcs_vport_event { + BFA_FCS_VPORT_SM_CREATE = 1, /* vport create event */ + BFA_FCS_VPORT_SM_DELETE = 2, /* vport delete event */ + BFA_FCS_VPORT_SM_START = 3, /* vport start request */ + BFA_FCS_VPORT_SM_STOP = 4, /* stop: unsupported */ + BFA_FCS_VPORT_SM_ONLINE = 5, /* fabric online */ + BFA_FCS_VPORT_SM_OFFLINE = 6, /* fabric offline event */ + BFA_FCS_VPORT_SM_FRMSENT = 7, /* fdisc/logo sent events */ + BFA_FCS_VPORT_SM_RSP_OK = 8, /* good response */ + BFA_FCS_VPORT_SM_RSP_ERROR = 9, /* error/bad response */ + BFA_FCS_VPORT_SM_TIMEOUT = 10, /* delay timer event */ + BFA_FCS_VPORT_SM_DELCOMP = 11, /* lport delete completion */ + BFA_FCS_VPORT_SM_RSP_DUP_WWN = 12, /* Dup wnn error*/ + BFA_FCS_VPORT_SM_RSP_FAILED = 13, /* non-retryable failure */ +}; + +static void bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); + +static struct bfa_sm_table_s vport_sm_table[] = { + {BFA_SM(bfa_fcs_vport_sm_uninit), BFA_FCS_VPORT_UNINIT}, + {BFA_SM(bfa_fcs_vport_sm_created), BFA_FCS_VPORT_CREATED}, + {BFA_SM(bfa_fcs_vport_sm_offline), BFA_FCS_VPORT_OFFLINE}, + {BFA_SM(bfa_fcs_vport_sm_fdisc), BFA_FCS_VPORT_FDISC}, + {BFA_SM(bfa_fcs_vport_sm_fdisc_retry), BFA_FCS_VPORT_FDISC_RETRY}, + {BFA_SM(bfa_fcs_vport_sm_online), BFA_FCS_VPORT_ONLINE}, + {BFA_SM(bfa_fcs_vport_sm_deleting), BFA_FCS_VPORT_DELETING}, + {BFA_SM(bfa_fcs_vport_sm_cleanup), BFA_FCS_VPORT_CLEANUP}, + {BFA_SM(bfa_fcs_vport_sm_logo), BFA_FCS_VPORT_LOGO}, + {BFA_SM(bfa_fcs_vport_sm_error), BFA_FCS_VPORT_ERROR} +}; + +/** + * Beginning state. + */ +static void +bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_CREATE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_created); + bfa_fcs_fabric_addvport(__vport_fabric(vport), vport); + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/** + * Created state - a start event is required to start up the state machine. + */ +static void +bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_START: + if (bfa_fcs_fabric_is_online(__vport_fabric(vport)) + && bfa_fcs_fabric_npiv_capable(__vport_fabric(vport))) { + bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); + bfa_fcs_vport_do_fdisc(vport); + } else { + /** + * Fabric is offline or not NPIV capable, stay in + * offline state. + */ + vport->vport_stats.fab_no_npiv++; + bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); + } + break; + + case BFA_FCS_VPORT_SM_DELETE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + bfa_fcs_lport_delete(&vport->lport); + break; + + case BFA_FCS_VPORT_SM_ONLINE: + case BFA_FCS_VPORT_SM_OFFLINE: + /** + * Ignore ONLINE/OFFLINE events from fabric + * till vport is started. + */ + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/** + * Offline state - awaiting ONLINE event from fabric SM. + */ +static void +bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_DELETE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + bfa_fcs_lport_delete(&vport->lport); + break; + + case BFA_FCS_VPORT_SM_ONLINE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); + vport->fdisc_retries = 0; + bfa_fcs_vport_do_fdisc(vport); + break; + + case BFA_FCS_VPORT_SM_OFFLINE: + /* + * This can happen if the vport couldn't be initialzied + * due the fact that the npiv was not enabled on the switch. + * In that case we will put the vport in offline state. + * However, the link can go down and cause the this event to + * be sent when we are already offline. Ignore it. + */ + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + + +/** + * FDISC is sent and awaiting reply from fabric. + */ +static void +bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_DELETE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + bfa_lps_discard(vport->lps); + bfa_fcs_lport_delete(&vport->lport); + break; + + case BFA_FCS_VPORT_SM_OFFLINE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); + bfa_lps_discard(vport->lps); + break; + + case BFA_FCS_VPORT_SM_RSP_OK: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_online); + bfa_fcs_lport_online(&vport->lport); + break; + + case BFA_FCS_VPORT_SM_RSP_ERROR: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_retry); + bfa_timer_start(__vport_bfa(vport), &vport->timer, + bfa_fcs_vport_timeout, vport, + BFA_FCS_RETRY_TIMEOUT); + break; + + case BFA_FCS_VPORT_SM_RSP_FAILED: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); + break; + + case BFA_FCS_VPORT_SM_RSP_DUP_WWN: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_error); + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/** + * FDISC attempt failed - a timer is active to retry FDISC. + */ +static void +bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_DELETE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + bfa_timer_stop(&vport->timer); + bfa_fcs_lport_delete(&vport->lport); + break; + + case BFA_FCS_VPORT_SM_OFFLINE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); + bfa_timer_stop(&vport->timer); + break; + + case BFA_FCS_VPORT_SM_TIMEOUT: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); + vport->vport_stats.fdisc_retries++; + vport->fdisc_retries++; + bfa_fcs_vport_do_fdisc(vport); + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/** + * Vport is online (FDISC is complete). + */ +static void +bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_DELETE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting); + bfa_fcs_lport_delete(&vport->lport); + break; + + case BFA_FCS_VPORT_SM_OFFLINE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); + bfa_lps_discard(vport->lps); + bfa_fcs_lport_offline(&vport->lport); + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/** + * Vport is being deleted - awaiting lport delete completion to send + * LOGO to fabric. + */ +static void +bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_DELETE: + break; + + case BFA_FCS_VPORT_SM_DELCOMP: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo); + bfa_fcs_vport_do_logo(vport); + break; + + case BFA_FCS_VPORT_SM_OFFLINE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/** + * Error State. + * This state will be set when the Vport Creation fails due + * to errors like Dup WWN. In this state only operation allowed + * is a Vport Delete. + */ +static void +bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_DELETE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + bfa_fcs_lport_delete(&vport->lport); + break; + + default: + bfa_trc(__vport_fcs(vport), event); + } +} + +/** + * Lport cleanup is in progress since vport is being deleted. Fabric is + * offline, so no LOGO is needed to complete vport deletion. + */ +static void +bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_DELCOMP: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); + bfa_fcs_vport_free(vport); + break; + + case BFA_FCS_VPORT_SM_DELETE: + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/** + * LOGO is sent to fabric. Vport delete is in progress. Lport delete cleanup + * is done. + */ +static void +bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_OFFLINE: + bfa_lps_discard(vport->lps); + /* + * !!! fall through !!! + */ + + case BFA_FCS_VPORT_SM_RSP_OK: + case BFA_FCS_VPORT_SM_RSP_ERROR: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); + bfa_fcs_vport_free(vport); + break; + + case BFA_FCS_VPORT_SM_DELETE: + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + + + +/** + * fcs_vport_private FCS virtual port private functions + */ +/** + * This routine will be called to send a FDISC command. + */ +static void +bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport) +{ + bfa_lps_fdisc(vport->lps, vport, + bfa_fcport_get_maxfrsize(__vport_bfa(vport)), + __vport_pwwn(vport), __vport_nwwn(vport)); + vport->vport_stats.fdisc_sent++; +} + +static void +bfa_fcs_vport_fdisc_rejected(struct bfa_fcs_vport_s *vport) +{ + u8 lsrjt_rsn = bfa_lps_get_lsrjt_rsn(vport->lps); + u8 lsrjt_expl = bfa_lps_get_lsrjt_expl(vport->lps); + + bfa_trc(__vport_fcs(vport), lsrjt_rsn); + bfa_trc(__vport_fcs(vport), lsrjt_expl); + + /* For certain reason codes, we don't want to retry. */ + switch (bfa_lps_get_lsrjt_expl(vport->lps)) { + case FC_LS_RJT_EXP_INV_PORT_NAME: /* by brocade */ + case FC_LS_RJT_EXP_INVALID_NPORT_ID: /* by Cisco */ + if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES) + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); + else + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_DUP_WWN); + break; + + case FC_LS_RJT_EXP_INSUFF_RES: + /* + * This means max logins per port/switch setting on the + * switch was exceeded. + */ + if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES) + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); + else + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_FAILED); + break; + + default: + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); } +} + +/** + * Called to send a logout to the fabric. Used when a V-Port is + * deleted/stopped. + */ +static void +bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + + vport->vport_stats.logo_sent++; + bfa_lps_fdisclogo(vport->lps); +} + + +/** + * This routine will be called by bfa_timer on timer timeouts. + * + * param[in] vport - pointer to bfa_fcs_vport_t. + * param[out] vport_status - pointer to return vport status in + * + * return + * void + * + * Special Considerations: + * + * note + */ +static void +bfa_fcs_vport_timeout(void *vport_arg) +{ + struct bfa_fcs_vport_s *vport = (struct bfa_fcs_vport_s *) vport_arg; + + vport->vport_stats.fdisc_timeouts++; + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_TIMEOUT); +} + +static void +bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport) +{ + struct bfad_vport_s *vport_drv = + (struct bfad_vport_s *)vport->vport_drv; + + bfa_fcs_fabric_delvport(__vport_fabric(vport), vport); + + if (vport_drv->comp_del) + complete(vport_drv->comp_del); + + bfa_lps_delete(vport->lps); +} + + +/** + * fcs_vport_public FCS virtual port public interfaces + */ + +/** + * Online notification from fabric SM. + */ +void +bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport) +{ + vport->vport_stats.fab_online++; + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); +} + +/** + * Offline notification from fabric SM. + */ +void +bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport) +{ + vport->vport_stats.fab_offline++; + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE); +} + +/** + * Cleanup notification from fabric SM on link timer expiry. + */ +void +bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport) +{ + vport->vport_stats.fab_cleanup++; +} +/** + * delete notification from fabric SM. To be invoked from within FCS. + */ +void +bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport) +{ + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); } +/** + * Delete completion callback from associated lport + */ +void +bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport) +{ + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELCOMP); +} + + +/** + * fcs_vport_api Virtual port API + */ + +/** + * Use this function to instantiate a new FCS vport object. This + * function will not trigger any HW initialization process (which will be + * done in vport_start() call) + * + * param[in] vport - pointer to bfa_fcs_vport_t. This space + * needs to be allocated by the driver. + * param[in] fcs - FCS instance + * param[in] vport_cfg - vport configuration + * param[in] vf_id - VF_ID if vport is created within a VF. + * FC_VF_ID_NULL to specify base fabric. + * param[in] vport_drv - Opaque handle back to the driver's vport + * structure + * + * retval BFA_STATUS_OK - on success. + * retval BFA_STATUS_FAILED - on failure. + */ +bfa_status_t +bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, + u16 vf_id, struct bfa_lport_cfg_s *vport_cfg, + struct bfad_vport_s *vport_drv) +{ + if (vport_cfg->pwwn == 0) + return BFA_STATUS_INVALID_WWN; + + if (bfa_fcs_lport_get_pwwn(&fcs->fabric.bport) == vport_cfg->pwwn) + return BFA_STATUS_VPORT_WWN_BP; + + if (bfa_fcs_vport_lookup(fcs, vf_id, vport_cfg->pwwn) != NULL) + return BFA_STATUS_VPORT_EXISTS; + + if (bfa_fcs_fabric_vport_count(&fcs->fabric) == + bfa_lps_get_max_vport(fcs->bfa)) + return BFA_STATUS_VPORT_MAX; + + vport->lps = bfa_lps_alloc(fcs->bfa); + if (!vport->lps) + return BFA_STATUS_VPORT_MAX; + + vport->vport_drv = vport_drv; + vport_cfg->preboot_vp = BFA_FALSE; + + bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); + bfa_fcs_lport_attach(&vport->lport, fcs, vf_id, vport); + bfa_fcs_lport_init(&vport->lport, vport_cfg); + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_CREATE); + + return BFA_STATUS_OK; +} + +/** + * Use this function to instantiate a new FCS PBC vport object. This + * function will not trigger any HW initialization process (which will be + * done in vport_start() call) + * + * param[in] vport - pointer to bfa_fcs_vport_t. This space + * needs to be allocated by the driver. + * param[in] fcs - FCS instance + * param[in] vport_cfg - vport configuration + * param[in] vf_id - VF_ID if vport is created within a VF. + * FC_VF_ID_NULL to specify base fabric. + * param[in] vport_drv - Opaque handle back to the driver's vport + * structure + * + * retval BFA_STATUS_OK - on success. + * retval BFA_STATUS_FAILED - on failure. + */ +bfa_status_t +bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, + u16 vf_id, struct bfa_lport_cfg_s *vport_cfg, + struct bfad_vport_s *vport_drv) +{ + bfa_status_t rc; + + rc = bfa_fcs_vport_create(vport, fcs, vf_id, vport_cfg, vport_drv); + vport->lport.port_cfg.preboot_vp = BFA_TRUE; + + return rc; +} + +/** + * Use this function to findout if this is a pbc vport or not. + * + * @param[in] vport - pointer to bfa_fcs_vport_t. + * + * @returns None + */ +bfa_boolean_t +bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s *vport) +{ + + if (vport && (vport->lport.port_cfg.preboot_vp == BFA_TRUE)) + return BFA_TRUE; + else + return BFA_FALSE; + +} + +/** + * Use this function initialize the vport. + * + * @param[in] vport - pointer to bfa_fcs_vport_t. + * + * @returns None + */ +bfa_status_t +bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport) +{ + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_START); + + return BFA_STATUS_OK; +} + +/** + * Use this function quiese the vport object. This function will return + * immediately, when the vport is actually stopped, the + * bfa_drv_vport_stop_cb() will be called. + * + * param[in] vport - pointer to bfa_fcs_vport_t. + * + * return None + */ +bfa_status_t +bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport) +{ + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOP); + + return BFA_STATUS_OK; +} + +/** + * Use this function to delete a vport object. Fabric object should + * be stopped before this function call. + * + * !!!!!!! Donot invoke this from within FCS !!!!!!! + * + * param[in] vport - pointer to bfa_fcs_vport_t. + * + * return None + */ +bfa_status_t +bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport) +{ + + if (vport->lport.port_cfg.preboot_vp) + return BFA_STATUS_PBC; + + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); + + return BFA_STATUS_OK; +} + +/** + * Use this function to get vport's current status info. + * + * param[in] vport pointer to bfa_fcs_vport_t. + * param[out] attr pointer to return vport attributes + * + * return None + */ +void +bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport, + struct bfa_vport_attr_s *attr) +{ + if (vport == NULL || attr == NULL) + return; + + bfa_os_memset(attr, 0, sizeof(struct bfa_vport_attr_s)); + + bfa_fcs_lport_get_attr(&vport->lport, &attr->port_attr); + attr->vport_state = bfa_sm_to_state(vport_sm_table, vport->sm); +} + +/** + * Use this function to get vport's statistics. + * + * param[in] vport pointer to bfa_fcs_vport_t. + * param[out] stats pointer to return vport statistics in + * + * return None + */ +void +bfa_fcs_vport_get_stats(struct bfa_fcs_vport_s *vport, + struct bfa_vport_stats_s *stats) +{ + *stats = vport->vport_stats; +} + +/** + * Use this function to clear vport's statistics. + * + * param[in] vport pointer to bfa_fcs_vport_t. + * + * return None + */ +void +bfa_fcs_vport_clr_stats(struct bfa_fcs_vport_s *vport) +{ + bfa_os_memset(&vport->vport_stats, 0, sizeof(struct bfa_vport_stats_s)); +} + +/** + * Lookup a virtual port. Excludes base port from lookup. + */ +struct bfa_fcs_vport_s * +bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t vpwwn) +{ + struct bfa_fcs_vport_s *vport; + struct bfa_fcs_fabric_s *fabric; + + bfa_trc(fcs, vf_id); + bfa_trc(fcs, vpwwn); + + fabric = bfa_fcs_vf_lookup(fcs, vf_id); + if (!fabric) { + bfa_trc(fcs, vf_id); + return NULL; + } + + vport = bfa_fcs_fabric_vport_lookup(fabric, vpwwn); + return vport; +} + +/** + * FDISC Response + */ +void +bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status) +{ + struct bfa_fcs_vport_s *vport = uarg; + + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), status); + + switch (status) { + case BFA_STATUS_OK: + /* + * Initialiaze the V-Port fields + */ + __vport_fcid(vport) = bfa_lps_get_pid(vport->lps); + vport->vport_stats.fdisc_accepts++; + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK); + break; + + case BFA_STATUS_INVALID_MAC: + /* Only for CNA */ + vport->vport_stats.fdisc_acc_bad++; + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); + + break; + + case BFA_STATUS_EPROTOCOL: + switch (bfa_lps_get_extstatus(vport->lps)) { + case BFA_EPROTO_BAD_ACCEPT: + vport->vport_stats.fdisc_acc_bad++; + break; + + case BFA_EPROTO_UNKNOWN_RSP: + vport->vport_stats.fdisc_unknown_rsp++; + break; + + default: + break; + } + + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); + break; + + case BFA_STATUS_FABRIC_RJT: + vport->vport_stats.fdisc_rejects++; + bfa_fcs_vport_fdisc_rejected(vport); + break; + + default: + vport->vport_stats.fdisc_rsp_err++; + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); + } +} + +/** + * LOGO response + */ +void +bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg) +{ + struct bfa_fcs_vport_s *vport = uarg; + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK); +} + +/** + * Received clear virtual link + */ +void +bfa_cb_lps_cvl_event(void *bfad, void *uarg) +{ + struct bfa_fcs_vport_s *vport = uarg; + + /* Send an Offline followed by an ONLINE */ + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE); + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); +} diff --git a/drivers/scsi/bfa/bfa_fcs_port.c b/drivers/scsi/bfa/bfa_fcs_port.c deleted file mode 100644 index 3c27788cd52..00000000000 --- a/drivers/scsi/bfa/bfa_fcs_port.c +++ /dev/null @@ -1,61 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcs_pport.c BFA FCS PPORT ( physical port) - */ - -#include <fcs/bfa_fcs.h> -#include <bfa_svc.h> -#include <fcs/bfa_fcs_fabric.h> -#include "fcs_trcmod.h" -#include "fcs.h" -#include "fcs_fabric.h" -#include "fcs_port.h" - -BFA_TRC_FILE(FCS, PPORT); - -static void -bfa_fcs_pport_event_handler(void *cbarg, bfa_pport_event_t event) -{ - struct bfa_fcs_s *fcs = cbarg; - - bfa_trc(fcs, event); - - switch (event) { - case BFA_PPORT_LINKUP: - bfa_fcs_fabric_link_up(&fcs->fabric); - break; - - case BFA_PPORT_LINKDOWN: - bfa_fcs_fabric_link_down(&fcs->fabric); - break; - - case BFA_PPORT_TRUNK_LINKDOWN: - bfa_assert(0); - break; - - default: - bfa_assert(0); - } -} - -void -bfa_fcs_pport_attach(struct bfa_fcs_s *fcs) -{ - bfa_fcport_event_register(fcs->bfa, bfa_fcs_pport_event_handler, fcs); -} diff --git a/drivers/scsi/bfa/rport.c b/drivers/scsi/bfa/bfa_fcs_rport.c index 9b4c2c9a644..635f0cd8871 100644 --- a/drivers/scsi/bfa/rport.c +++ b/drivers/scsi/bfa/bfa_fcs_rport.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -19,151 +19,133 @@ * rport.c Remote port implementation. */ -#include <linux/slab.h> -#include <bfa.h> -#include <bfa_svc.h> -#include "fcbuild.h" -#include "fcs_vport.h" -#include "fcs_lport.h" -#include "fcs_rport.h" -#include "fcs_fcpim.h" -#include "fcs_fcptm.h" -#include "fcs_trcmod.h" -#include "fcs_fcxp.h" -#include "fcs.h" -#include <fcb/bfa_fcb_rport.h> -#include <aen/bfa_aen_rport.h> +#include "bfa_fcs.h" +#include "bfa_fcbuild.h" +#include "bfad_drv.h" BFA_TRC_FILE(FCS, RPORT); -/* In millisecs */ -static u32 bfa_fcs_rport_del_timeout = - BFA_FCS_RPORT_DEF_DEL_TIMEOUT * 1000; - +static u32 +bfa_fcs_rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT * 1000; + /* In millisecs */ /* * forward declarations */ -static struct bfa_fcs_rport_s *bfa_fcs_rport_alloc(struct bfa_fcs_port_s *port, - wwn_t pwwn, u32 rpid); -static void bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport); -static void bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport); -static void bfa_fcs_rport_online_action(struct bfa_fcs_rport_s *rport); -static void bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport); -static void bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, - struct fc_logi_s *plogi); -static void bfa_fcs_rport_fc4_pause(struct bfa_fcs_rport_s *rport); -static void bfa_fcs_rport_fc4_resume(struct bfa_fcs_rport_s *rport); -static void bfa_fcs_rport_timeout(void *arg); -static void bfa_fcs_rport_send_plogi(void *rport_cbarg, +static struct bfa_fcs_rport_s *bfa_fcs_rport_alloc( + struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 rpid); +static void bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport); +static void bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport); +static void bfa_fcs_rport_online_action(struct bfa_fcs_rport_s *rport); +static void bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport); +static void bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, + struct fc_logi_s *plogi); +static void bfa_fcs_rport_timeout(void *arg); +static void bfa_fcs_rport_send_plogi(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_rport_send_plogiacc(void *rport_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_rport_plogi_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_rport_send_adisc(void *rport_cbarg, +static void bfa_fcs_rport_send_plogiacc(void *rport_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_rport_plogi_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs); +static void bfa_fcs_rport_send_adisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_rport_adisc_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_rport_send_gidpn(void *rport_cbarg, +static void bfa_fcs_rport_adisc_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs); +static void bfa_fcs_rport_send_nsdisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_rport_gidpn_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_rport_send_logo(void *rport_cbarg, +static void bfa_fcs_rport_gidpn_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs); +static void bfa_fcs_rport_gpnid_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs); +static void bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_rport_send_logo_acc(void *rport_cbarg); -static void bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport, - struct fchs_s *rx_fchs, u16 len); -static void bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, - struct fchs_s *rx_fchs, u8 reason_code, - u8 reason_code_expl); -static void bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport, - struct fchs_s *rx_fchs, u16 len); -static void bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport); +static void bfa_fcs_rport_send_logo_acc(void *rport_cbarg); +static void bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport, + struct fchs_s *rx_fchs, u16 len); +static void bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, + struct fchs_s *rx_fchs, u8 reason_code, + u8 reason_code_expl); +static void bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport, + struct fchs_s *rx_fchs, u16 len); +static void bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport); /** * fcs_rport_sm FCS rport state machine events */ enum rport_event { - RPSM_EVENT_PLOGI_SEND = 1, /* new rport; start with PLOGI */ - RPSM_EVENT_PLOGI_RCVD = 2, /* Inbound PLOGI from remote port */ - RPSM_EVENT_PLOGI_COMP = 3, /* PLOGI completed to rport */ - RPSM_EVENT_LOGO_RCVD = 4, /* LOGO from remote device */ - RPSM_EVENT_LOGO_IMP = 5, /* implicit logo for SLER */ - RPSM_EVENT_FCXP_SENT = 6, /* Frame from has been sent */ - RPSM_EVENT_DELETE = 7, /* RPORT delete request */ - RPSM_EVENT_SCN = 8, /* state change notification */ - RPSM_EVENT_ACCEPTED = 9,/* Good response from remote device */ - RPSM_EVENT_FAILED = 10, /* Request to rport failed. */ - RPSM_EVENT_TIMEOUT = 11, /* Rport SM timeout event */ - RPSM_EVENT_HCB_ONLINE = 12, /* BFA rport online callback */ - RPSM_EVENT_HCB_OFFLINE = 13, /* BFA rport offline callback */ - RPSM_EVENT_FC4_OFFLINE = 14, /* FC-4 offline complete */ - RPSM_EVENT_ADDRESS_CHANGE = 15, /* Rport's PID has changed */ + RPSM_EVENT_PLOGI_SEND = 1, /* new rport; start with PLOGI */ + RPSM_EVENT_PLOGI_RCVD = 2, /* Inbound PLOGI from remote port */ + RPSM_EVENT_PLOGI_COMP = 3, /* PLOGI completed to rport */ + RPSM_EVENT_LOGO_RCVD = 4, /* LOGO from remote device */ + RPSM_EVENT_LOGO_IMP = 5, /* implicit logo for SLER */ + RPSM_EVENT_FCXP_SENT = 6, /* Frame from has been sent */ + RPSM_EVENT_DELETE = 7, /* RPORT delete request */ + RPSM_EVENT_SCN = 8, /* state change notification */ + RPSM_EVENT_ACCEPTED = 9, /* Good response from remote device */ + RPSM_EVENT_FAILED = 10, /* Request to rport failed. */ + RPSM_EVENT_TIMEOUT = 11, /* Rport SM timeout event */ + RPSM_EVENT_HCB_ONLINE = 12, /* BFA rport online callback */ + RPSM_EVENT_HCB_OFFLINE = 13, /* BFA rport offline callback */ + RPSM_EVENT_FC4_OFFLINE = 14, /* FC-4 offline complete */ + RPSM_EVENT_ADDRESS_CHANGE = 15, /* Rport's PID has changed */ RPSM_EVENT_ADDRESS_DISC = 16, /* Need to Discover rport's PID */ - RPSM_EVENT_PRLO_RCVD = 17, /* PRLO from remote device */ + RPSM_EVENT_PRLO_RCVD = 17, /* PRLO from remote device */ + RPSM_EVENT_PLOGI_RETRY = 18, /* Retry PLOGI continously */ }; -static void bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, +static void bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, enum rport_event event); -static void bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, +static void bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, enum rport_event event); -static void bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, +static void bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event); -static void bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport, +static void bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport, enum rport_event event); -static void bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, +static void bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event); -static void bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, +static void bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event); -static void bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, +static void bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, + enum rport_event event); +static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, enum rport_event event); -static void bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, - enum rport_event event); -static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, - enum rport_event event); static struct bfa_sm_table_s rport_sm_table[] = { {BFA_SM(bfa_fcs_rport_sm_uninit), BFA_RPORT_UNINIT}, @@ -191,7 +173,7 @@ static struct bfa_sm_table_s rport_sm_table[] = { }; /** - * Beginning state. + * Beginning state. */ static void bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, enum rport_event event) @@ -221,20 +203,19 @@ bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, enum rport_event event) case RPSM_EVENT_ADDRESS_DISC: bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); break; - default: bfa_sm_fault(rport->fcs, event); } } /** - * PLOGI is being sent. + * PLOGI is being sent. */ static void bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -258,10 +239,12 @@ bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, break; case RPSM_EVENT_ADDRESS_CHANGE: + case RPSM_EVENT_SCN: + /* query the NS */ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); break; case RPSM_EVENT_LOGO_IMP: @@ -273,8 +256,6 @@ bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, bfa_fcs_rport_del_timeout); break; - case RPSM_EVENT_SCN: - break; default: bfa_sm_fault(rport->fcs, event); @@ -282,11 +263,11 @@ bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, } /** - * PLOGI is being sent. + * PLOGI is being sent. */ static void bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -304,6 +285,7 @@ bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, bfa_fcs_rport_free(rport); break; + case RPSM_EVENT_PLOGI_RCVD: case RPSM_EVENT_SCN: /** * Ignore, SCN is possibly online notification. @@ -314,7 +296,7 @@ bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); break; case RPSM_EVENT_LOGO_IMP: @@ -338,7 +320,7 @@ bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, } /** - * PLOGI is sent. + * PLOGI is sent. */ static void bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, @@ -349,24 +331,9 @@ bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, bfa_trc(rport->fcs, event); switch (event) { - case RPSM_EVENT_SCN: - bfa_timer_stop(&rport->timer); - /* - * !! fall through !! - */ - case RPSM_EVENT_TIMEOUT: - if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) { - rport->plogi_retries++; - bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); - bfa_fcs_rport_send_plogi(rport, NULL); - } else { - rport->pid = 0; - bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); - bfa_timer_start(rport->fcs->bfa, &rport->timer, - bfa_fcs_rport_timeout, rport, - bfa_fcs_rport_del_timeout); - } + bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); + bfa_fcs_rport_send_plogi(rport, NULL); break; case RPSM_EVENT_DELETE: @@ -386,10 +353,11 @@ bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, break; case RPSM_EVENT_ADDRESS_CHANGE: + case RPSM_EVENT_SCN: bfa_timer_stop(&rport->timer); bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); break; case RPSM_EVENT_LOGO_IMP: @@ -413,7 +381,7 @@ bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, } /** - * PLOGI is sent. + * PLOGI is sent. */ static void bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event) @@ -443,10 +411,28 @@ bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event) * !! fall through !! */ case RPSM_EVENT_FAILED: + if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) { + rport->plogi_retries++; + bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry); + bfa_timer_start(rport->fcs->bfa, &rport->timer, + bfa_fcs_rport_timeout, rport, + BFA_FCS_RETRY_TIMEOUT); + } else { + bfa_stats(rport->port, rport_del_max_plogi_retry); + rport->pid = 0; + bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); + bfa_timer_start(rport->fcs->bfa, &rport->timer, + bfa_fcs_rport_timeout, rport, + bfa_fcs_rport_del_timeout); + } + break; + + case RPSM_EVENT_PLOGI_RETRY: + rport->plogi_retries = 0; bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry); bfa_timer_start(rport->fcs->bfa, &rport->timer, bfa_fcs_rport_timeout, rport, - BFA_FCS_RETRY_TIMEOUT); + (FC_RA_TOV * 1000)); break; case RPSM_EVENT_LOGO_IMP: @@ -459,10 +445,11 @@ bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event) break; case RPSM_EVENT_ADDRESS_CHANGE: + case RPSM_EVENT_SCN: bfa_fcxp_discard(rport->fcxp); bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); break; case RPSM_EVENT_PLOGI_RCVD: @@ -471,12 +458,6 @@ bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event) bfa_fcs_rport_send_plogiacc(rport, NULL); break; - case RPSM_EVENT_SCN: - /** - * Ignore SCN - wait for PLOGI response. - */ - break; - case RPSM_EVENT_DELETE: bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); bfa_fcxp_discard(rport->fcxp); @@ -495,8 +476,8 @@ bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event) } /** - * PLOGI is complete. Awaiting BFA rport online callback. FC-4s - * are offline. + * PLOGI is complete. Awaiting BFA rport online callback. FC-4s + * are offline. */ static void bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport, @@ -551,7 +532,7 @@ bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport, } /** - * Rport is ONLINE. FC-4s active. + * Rport is ONLINE. FC-4s active. */ static void bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, enum rport_event event) @@ -562,18 +543,11 @@ bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, enum rport_event event) switch (event) { case RPSM_EVENT_SCN: - /** - * Pause FC-4 activity till rport is authenticated. - * In switched fabrics, check presence of device in nameserver - * first. - */ - bfa_fcs_rport_fc4_pause(rport); - if (bfa_fcs_fabric_is_switched(rport->port->fabric)) { bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsquery_sending); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); } else { bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_sending); bfa_fcs_rport_send_adisc(rport, NULL); @@ -607,12 +581,12 @@ bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, enum rport_event event) } /** - * An SCN event is received in ONLINE state. NS query is being sent - * prior to ADISC authentication with rport. FC-4s are paused. + * An SCN event is received in ONLINE state. NS query is being sent + * prior to ADISC authentication with rport. FC-4s are paused. */ static void bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -665,8 +639,8 @@ bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport, } /** - * An SCN event is received in ONLINE state. NS query is sent to rport. - * FC-4s are paused. + * An SCN event is received in ONLINE state. NS query is sent to rport. + * FC-4s are paused. */ static void bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event) @@ -686,7 +660,7 @@ bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event) if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) { bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsquery_sending); - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); } else { bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); bfa_fcs_rport_offline_action(rport); @@ -724,12 +698,12 @@ bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event) } /** - * An SCN event is received in ONLINE state. ADISC is being sent for - * authenticating with rport. FC-4s are paused. + * An SCN event is received in ONLINE state. ADISC is being sent for + * authenticating with rport. FC-4s are paused. */ static void bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -775,8 +749,8 @@ bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport, } /** - * An SCN event is received in ONLINE state. ADISC is to rport. - * FC-4s are paused. + * An SCN event is received in ONLINE state. ADISC is to rport. + * FC-4s are paused. */ static void bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, enum rport_event event) @@ -788,7 +762,6 @@ bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, enum rport_event event) switch (event) { case RPSM_EVENT_ACCEPTED: bfa_sm_set_state(rport, bfa_fcs_rport_sm_online); - bfa_fcs_rport_fc4_resume(rport); break; case RPSM_EVENT_PLOGI_RCVD: @@ -838,7 +811,7 @@ bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, enum rport_event event) } /** - * Rport has sent LOGO. Awaiting FC-4 offline completion callback. + * Rport has sent LOGO. Awaiting FC-4 offline completion callback. */ static void bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport, @@ -869,12 +842,12 @@ bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport, } /** - * LOGO needs to be sent to rport. Awaiting FC-4 offline completion - * callback. + * LOGO needs to be sent to rport. Awaiting FC-4 offline completion + * callback. */ static void bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -892,7 +865,7 @@ bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport, } /** - * Rport is going offline. Awaiting FC-4 offline completion callback. + * Rport is going offline. Awaiting FC-4 offline completion callback. */ static void bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport, @@ -929,12 +902,12 @@ bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport, } /** - * Rport is offline. FC-4s are offline. Awaiting BFA rport offline - * callback. + * Rport is offline. FC-4s are offline. Awaiting BFA rport offline + * callback. */ static void bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -943,12 +916,12 @@ bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, switch (event) { case RPSM_EVENT_HCB_OFFLINE: case RPSM_EVENT_ADDRESS_CHANGE: - if (bfa_fcs_port_is_online(rport->port)) { + if (bfa_fcs_lport_is_online(rport->port)) { if (bfa_fcs_fabric_is_switched(rport->port->fabric)) { bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); } else { bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); @@ -983,8 +956,8 @@ bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, } /** - * Rport is offline. FC-4s are offline. Awaiting BFA rport offline - * callback to send LOGO accept. + * Rport is offline. FC-4s are offline. Awaiting BFA rport offline + * callback to send LOGO accept. */ static void bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, @@ -1001,21 +974,21 @@ bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, bfa_fcs_rport_send_prlo_acc(rport); if (rport->pid && (rport->prlo == BFA_FALSE)) bfa_fcs_rport_send_logo_acc(rport); - /* - * If the lport is online and if the rport is not a well known - * address port, we try to re-discover the r-port. + * If the lport is online and if the rport is not a well + * known address port, + * we try to re-discover the r-port. */ - if (bfa_fcs_port_is_online(rport->port) - && (!BFA_FCS_PID_IS_WKA(rport->pid))) { + if (bfa_fcs_lport_is_online(rport->port) && + (!BFA_FCS_PID_IS_WKA(rport->pid))) { bfa_sm_set_state(rport, - bfa_fcs_rport_sm_nsdisc_sending); + bfa_fcs_rport_sm_nsdisc_sending); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); } else { /* - * if it is not a well known address, reset the pid to - * + * if it is not a well known address, reset the + * pid to 0. */ if (!BFA_FCS_PID_IS_WKA(rport->pid)) rport->pid = 0; @@ -1047,12 +1020,13 @@ bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, } /** - * Rport is being deleted. FC-4s are offline. Awaiting BFA rport offline - * callback to send LOGO. + * Rport is being deleted. FC-4s are offline. + * Awaiting BFA rport offline + * callback to send LOGO. */ static void bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -1075,11 +1049,11 @@ bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport, } /** - * Rport is being deleted. FC-4s are offline. LOGO is being sent. + * Rport is being deleted. FC-4s are offline. LOGO is being sent. */ static void bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -1087,9 +1061,7 @@ bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, switch (event) { case RPSM_EVENT_FCXP_SENT: - /* - * Once LOGO is sent, we donot wait for the response - */ + /* Once LOGO is sent, we donot wait for the response */ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); bfa_fcs_rport_free(rport); break; @@ -1111,8 +1083,8 @@ bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, } /** - * Rport is offline. FC-4s are offline. BFA rport is offline. - * Timer active to delete stale rport. + * Rport is offline. FC-4s are offline. BFA rport is offline. + * Timer active to delete stale rport. */ static void bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event) @@ -1132,7 +1104,7 @@ bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event) bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); bfa_timer_stop(&rport->timer); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); break; case RPSM_EVENT_DELETE: @@ -1171,11 +1143,11 @@ bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event) } /** - * Rport address has changed. Nameserver discovery request is being sent. + * Rport address has changed. Nameserver discovery request is being sent. */ static void bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -1205,7 +1177,7 @@ bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, break; case RPSM_EVENT_ADDRESS_CHANGE: - rport->ns_retries = 0; /* reset the retry count */ + rport->ns_retries = 0; /* reset the retry count */ break; case RPSM_EVENT_LOGO_IMP: @@ -1228,11 +1200,11 @@ bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, } /** - * Nameserver discovery failed. Waiting for timeout to retry. + * Nameserver discovery failed. Waiting for timeout to retry. */ static void bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, - enum rport_event event) + enum rport_event event) { bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -1241,7 +1213,7 @@ bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, switch (event) { case RPSM_EVENT_TIMEOUT: bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); break; case RPSM_EVENT_SCN: @@ -1249,7 +1221,7 @@ bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); bfa_timer_stop(&rport->timer); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); break; case RPSM_EVENT_DELETE: @@ -1276,7 +1248,6 @@ bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, case RPSM_EVENT_LOGO_RCVD: bfa_fcs_rport_send_logo_acc(rport); break; - case RPSM_EVENT_PRLO_RCVD: bfa_fcs_rport_send_prlo_acc(rport); break; @@ -1293,7 +1264,7 @@ bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, } /** - * Rport address has changed. Nameserver discovery request is sent. + * Rport address has changed. Nameserver discovery request is sent. */ static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, @@ -1311,9 +1282,9 @@ bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, bfa_fcs_rport_send_plogi(rport, NULL); } else { bfa_sm_set_state(rport, - bfa_fcs_rport_sm_nsdisc_sending); + bfa_fcs_rport_sm_nsdisc_sending); rport->ns_retries = 0; - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_send_nsdisc(rport, NULL); } break; @@ -1321,8 +1292,8 @@ bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, rport->ns_retries++; if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) { bfa_sm_set_state(rport, - bfa_fcs_rport_sm_nsdisc_sending); - bfa_fcs_rport_send_gidpn(rport, NULL); + bfa_fcs_rport_sm_nsdisc_sending); + bfa_fcs_rport_send_nsdisc(rport, NULL); } else { rport->pid = 0; bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); @@ -1353,10 +1324,10 @@ bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, bfa_fcs_rport_del_timeout); break; + case RPSM_EVENT_PRLO_RCVD: bfa_fcs_rport_send_prlo_acc(rport); break; - case RPSM_EVENT_SCN: /** * ignore, wait for NS query response @@ -1391,29 +1362,29 @@ static void bfa_fcs_rport_send_plogi(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) { struct bfa_fcs_rport_s *rport = rport_cbarg; - struct bfa_fcs_port_s *port = rport->port; - struct fchs_s fchs; - int len; + struct bfa_fcs_lport_s *port = rport->port; + struct fchs_s fchs; + int len; struct bfa_fcxp_s *fcxp; bfa_trc(rport->fcs, rport->pwwn); fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, - bfa_fcs_rport_send_plogi, rport); + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, + bfa_fcs_rport_send_plogi, rport); return; } rport->fcxp = fcxp; len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, - bfa_fcs_port_get_fcid(port), 0, - port->port_cfg.pwwn, port->port_cfg.nwwn, - bfa_fcport_get_maxfrsize(port->fcs->bfa)); + bfa_fcs_lport_get_fcid(port), 0, + port->port_cfg.pwwn, port->port_cfg.nwwn, + bfa_fcport_get_maxfrsize(port->fcs->bfa)); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_rport_plogi_response, - (void *)rport, FC_MAX_PDUSZ, FC_ELS_TOV); + FC_CLASS_3, len, &fchs, bfa_fcs_rport_plogi_response, + (void *)rport, FC_MAX_PDUSZ, FC_ELS_TOV); rport->stats.plogis++; bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); @@ -1421,14 +1392,14 @@ bfa_fcs_rport_send_plogi(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) static void bfa_fcs_rport_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, - bfa_status_t req_status, u32 rsp_len, - u32 resid_len, struct fchs_s *rsp_fchs) + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) { - struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg; + struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; struct fc_logi_s *plogi_rsp; struct fc_ls_rjt_s *ls_rjt; struct bfa_fcs_rport_s *twin; - struct list_head *qe; + struct list_head *qe; bfa_trc(rport->fcs, rport->pwwn); @@ -1453,6 +1424,13 @@ bfa_fcs_rport_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, bfa_trc(rport->fcs, ls_rjt->reason_code); bfa_trc(rport->fcs, ls_rjt->reason_code_expl); + if ((ls_rjt->reason_code == FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD) && + (ls_rjt->reason_code_expl == FC_LS_RJT_EXP_INSUFF_RES)) { + rport->stats.rjt_insuff_res++; + bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RETRY); + return; + } + rport->stats.plogi_rejects++; bfa_sm_send_event(rport, RPSM_EVENT_FAILED); return; @@ -1463,22 +1441,22 @@ bfa_fcs_rport_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, * device with a new FC port address. */ list_for_each(qe, &rport->port->rport_q) { - twin = (struct bfa_fcs_rport_s *)qe; + twin = (struct bfa_fcs_rport_s *) qe; if (twin == rport) continue; if (!rport->pwwn && (plogi_rsp->port_name == twin->pwwn)) { bfa_trc(rport->fcs, twin->pid); bfa_trc(rport->fcs, rport->pid); - /* - * Update plogi stats in twin - */ - twin->stats.plogis += rport->stats.plogis; - twin->stats.plogi_rejects += rport->stats.plogi_rejects; - twin->stats.plogi_timeouts += - rport->stats.plogi_timeouts; - twin->stats.plogi_failed += rport->stats.plogi_failed; - twin->stats.plogi_rcvd += rport->stats.plogi_rcvd; + /* Update plogi stats in twin */ + twin->stats.plogis += rport->stats.plogis; + twin->stats.plogi_rejects += + rport->stats.plogi_rejects; + twin->stats.plogi_timeouts += + rport->stats.plogi_timeouts; + twin->stats.plogi_failed += + rport->stats.plogi_failed; + twin->stats.plogi_rcvd += rport->stats.plogi_rcvd; twin->stats.plogi_accs++; bfa_fcs_rport_delete(rport); @@ -1502,9 +1480,9 @@ static void bfa_fcs_rport_send_plogiacc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) { struct bfa_fcs_rport_s *rport = rport_cbarg; - struct bfa_fcs_port_s *port = rport->port; - struct fchs_s fchs; - int len; + struct bfa_fcs_lport_s *port = rport->port; + struct fchs_s fchs; + int len; struct bfa_fcxp_s *fcxp; bfa_trc(rport->fcs, rport->pwwn); @@ -1512,19 +1490,20 @@ bfa_fcs_rport_send_plogiacc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, - bfa_fcs_rport_send_plogiacc, rport); + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, + bfa_fcs_rport_send_plogiacc, rport); return; } rport->fcxp = fcxp; - len = fc_plogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, - bfa_fcs_port_get_fcid(port), rport->reply_oxid, - port->port_cfg.pwwn, port->port_cfg.nwwn, + len = fc_plogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rport->pid, bfa_fcs_lport_get_fcid(port), + rport->reply_oxid, port->port_cfg.pwwn, + port->port_cfg.nwwn, bfa_fcport_get_maxfrsize(port->fcs->bfa)); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); + FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); } @@ -1533,28 +1512,28 @@ static void bfa_fcs_rport_send_adisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) { struct bfa_fcs_rport_s *rport = rport_cbarg; - struct bfa_fcs_port_s *port = rport->port; - struct fchs_s fchs; - int len; + struct bfa_fcs_lport_s *port = rport->port; + struct fchs_s fchs; + int len; struct bfa_fcxp_s *fcxp; bfa_trc(rport->fcs, rport->pwwn); fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, - bfa_fcs_rport_send_adisc, rport); + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, + bfa_fcs_rport_send_adisc, rport); return; } rport->fcxp = fcxp; len = fc_adisc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, - bfa_fcs_port_get_fcid(port), 0, - port->port_cfg.pwwn, port->port_cfg.nwwn); + bfa_fcs_lport_get_fcid(port), 0, + port->port_cfg.pwwn, port->port_cfg.nwwn); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_rport_adisc_response, - rport, FC_MAX_PDUSZ, FC_ELS_TOV); + FC_CLASS_3, len, &fchs, bfa_fcs_rport_adisc_response, + rport, FC_MAX_PDUSZ, FC_ELS_TOV); rport->stats.adisc_sent++; bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); @@ -1562,12 +1541,12 @@ bfa_fcs_rport_send_adisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) static void bfa_fcs_rport_adisc_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, - bfa_status_t req_status, u32 rsp_len, - u32 resid_len, struct fchs_s *rsp_fchs) + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) { - struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg; - void *pld = bfa_fcxp_get_rspbuf(fcxp); - struct fc_ls_rjt_s *ls_rjt; + struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; + void *pld = bfa_fcxp_get_rspbuf(fcxp); + struct fc_ls_rjt_s *ls_rjt; if (req_status != BFA_STATUS_OK) { bfa_trc(rport->fcs, req_status); @@ -1577,7 +1556,7 @@ bfa_fcs_rport_adisc_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, } if (fc_adisc_rsp_parse((struct fc_adisc_s *)pld, rsp_len, rport->pwwn, - rport->nwwn) == FC_PARSE_OK) { + rport->nwwn) == FC_PARSE_OK) { rport->stats.adisc_accs++; bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); return; @@ -1592,44 +1571,52 @@ bfa_fcs_rport_adisc_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, } static void -bfa_fcs_rport_send_gidpn(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) +bfa_fcs_rport_send_nsdisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) { struct bfa_fcs_rport_s *rport = rport_cbarg; - struct bfa_fcs_port_s *port = rport->port; - struct fchs_s fchs; + struct bfa_fcs_lport_s *port = rport->port; + struct fchs_s fchs; struct bfa_fcxp_s *fcxp; - int len; + int len; + bfa_cb_fcxp_send_t cbfn; bfa_trc(rport->fcs, rport->pid); fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, - bfa_fcs_rport_send_gidpn, rport); + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, + bfa_fcs_rport_send_nsdisc, rport); return; } rport->fcxp = fcxp; - len = fc_gidpn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_fcs_port_get_fcid(port), 0, rport->pwwn); + if (rport->pwwn) { + len = fc_gidpn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_fcs_lport_get_fcid(port), 0, rport->pwwn); + cbfn = bfa_fcs_rport_gidpn_response; + } else { + len = fc_gpnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + bfa_fcs_lport_get_fcid(port), 0, rport->pid); + cbfn = bfa_fcs_rport_gpnid_response; + } bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_rport_gidpn_response, - (void *)rport, FC_MAX_PDUSZ, FC_FCCT_TOV); + FC_CLASS_3, len, &fchs, cbfn, + (void *)rport, FC_MAX_PDUSZ, FC_FCCT_TOV); bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); } static void bfa_fcs_rport_gidpn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, - bfa_status_t req_status, u32 rsp_len, - u32 resid_len, struct fchs_s *rsp_fchs) + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) { - struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg; - struct bfa_fcs_rport_s *twin; - struct list_head *qe; - struct ct_hdr_s *cthdr; + struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; + struct ct_hdr_s *cthdr; struct fcgs_gidpn_resp_s *gidpn_rsp; + struct bfa_fcs_rport_s *twin; + struct list_head *qe; bfa_trc(rport->fcs, rport->pwwn); @@ -1637,25 +1624,21 @@ bfa_fcs_rport_gidpn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { - /* - * Check if the pid is the same as before. - */ + /* Check if the pid is the same as before. */ gidpn_rsp = (struct fcgs_gidpn_resp_s *) (cthdr + 1); if (gidpn_rsp->dap == rport->pid) { - /* - * Device is online - */ + /* Device is online */ bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); } else { /* - * Device's PID has changed. We need to cleanup and - * re-login. If there is another device with the the - * newly discovered pid, send an scn notice so that its - * new pid can be discovered. + * Device's PID has changed. We need to cleanup + * and re-login. If there is another device with + * the the newly discovered pid, send an scn notice + * so that its new pid can be discovered. */ list_for_each(qe, &rport->port->rport_q) { - twin = (struct bfa_fcs_rport_s *)qe; + twin = (struct bfa_fcs_rport_s *) qe; if (twin == rport) continue; if (gidpn_rsp->dap == twin->pid) { @@ -1664,7 +1647,7 @@ bfa_fcs_rport_gidpn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, twin->pid = 0; bfa_sm_send_event(twin, - RPSM_EVENT_ADDRESS_CHANGE); + RPSM_EVENT_ADDRESS_CHANGE); } } rport->pid = gidpn_rsp->dap; @@ -1697,17 +1680,59 @@ bfa_fcs_rport_gidpn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, } } +static void +bfa_fcs_rport_gpnid_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; + struct ct_hdr_s *cthdr; + + bfa_trc(rport->fcs, rport->pwwn); + + cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); + cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); + + if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { + bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); + return; + } + + /* + * Reject Response + */ + switch (cthdr->reason_code) { + case CT_RSN_LOGICAL_BUSY: + /* + * Need to retry + */ + bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT); + break; + + case CT_RSN_UNABLE_TO_PERF: + /* + * device doesn't exist : Start timer to cleanup this later. + */ + bfa_sm_send_event(rport, RPSM_EVENT_FAILED); + break; + + default: + bfa_sm_send_event(rport, RPSM_EVENT_FAILED); + break; + } +} + /** - * Called to send a logout to the rport. + * Called to send a logout to the rport. */ static void bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) { struct bfa_fcs_rport_s *rport = rport_cbarg; - struct bfa_fcs_port_s *port; - struct fchs_s fchs; + struct bfa_fcs_lport_s *port; + struct fchs_s fchs; struct bfa_fcxp_s *fcxp; - u16 len; + u16 len; bfa_trc(rport->fcs, rport->pid); @@ -1715,19 +1740,19 @@ bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, - bfa_fcs_rport_send_logo, rport); + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, + bfa_fcs_rport_send_logo, rport); return; } rport->fcxp = fcxp; len = fc_logo_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, - bfa_fcs_port_get_fcid(port), 0, - bfa_fcs_port_get_pwwn(port)); + bfa_fcs_lport_get_fcid(port), 0, + bfa_fcs_lport_get_pwwn(port)); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, NULL, rport, FC_MAX_PDUSZ, - FC_ELS_TOV); + FC_CLASS_3, len, &fchs, NULL, + rport, FC_MAX_PDUSZ, FC_ELS_TOV); rport->stats.logos++; bfa_fcxp_discard(rport->fcxp); @@ -1735,16 +1760,16 @@ bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) } /** - * Send ACC for a LOGO received. + * Send ACC for a LOGO received. */ static void bfa_fcs_rport_send_logo_acc(void *rport_cbarg) { struct bfa_fcs_rport_s *rport = rport_cbarg; - struct bfa_fcs_port_s *port; - struct fchs_s fchs; + struct bfa_fcs_lport_s *port; + struct fchs_s fchs; struct bfa_fcxp_s *fcxp; - u16 len; + u16 len; bfa_trc(rport->fcs, rport->pid); @@ -1755,32 +1780,35 @@ bfa_fcs_rport_send_logo_acc(void *rport_cbarg) return; rport->stats.logo_rcvd++; - len = fc_logo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, - bfa_fcs_port_get_fcid(port), rport->reply_oxid); + len = fc_logo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rport->pid, bfa_fcs_lport_get_fcid(port), + rport->reply_oxid); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); + FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); } /** - * This routine will be called by bfa_timer on timer timeouts. + * brief + * This routine will be called by bfa_timer on timer timeouts. * - * param[in] rport - pointer to bfa_fcs_port_ns_t. - * param[out] rport_status - pointer to return vport status in + * param[in] rport - pointer to bfa_fcs_lport_ns_t. + * param[out] rport_status - pointer to return vport status in * - * return - * void + * return + * void * -* Special Considerations: + * Special Considerations: * - * note + * note */ static void bfa_fcs_rport_timeout(void *arg) { - struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)arg; + struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) arg; rport->stats.plogi_timeouts++; + bfa_stats(rport->port, rport_plogi_timeouts); bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT); } @@ -1789,50 +1817,45 @@ bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, u16 len) { struct bfa_fcxp_s *fcxp; - struct fchs_s fchs; - struct bfa_fcs_port_s *port = rport->port; - struct fc_prli_s *prli; + struct fchs_s fchs; + struct bfa_fcs_lport_s *port = rport->port; + struct fc_prli_s *prli; bfa_trc(port->fcs, rx_fchs->s_id); bfa_trc(port->fcs, rx_fchs->d_id); rport->stats.prli_rcvd++; - if (BFA_FCS_VPORT_IS_TARGET_MODE(port)) { - /* - * Target Mode : Let the fcptm handle it - */ - bfa_fcs_tin_rx_prli(rport->tin, rx_fchs, len); - return; - } - /* - * We are either in Initiator or ipfc Mode + * We are in Initiator Mode */ prli = (struct fc_prli_s *) (rx_fchs + 1); - if (prli->parampage.servparams.initiator) { - bfa_trc(rport->fcs, prli->parampage.type); - rport->scsi_function = BFA_RPORT_INITIATOR; - bfa_fcs_itnim_is_initiator(rport->itnim); - } else { + if (prli->parampage.servparams.target) { /* - * @todo: PRLI from a target ? + * PRLI from a target ? + * Send the Acc. + * PRLI sent by us will be used to transition the IT nexus, + * once the response is received from the target. */ bfa_trc(port->fcs, rx_fchs->s_id); rport->scsi_function = BFA_RPORT_TARGET; + } else { + bfa_trc(rport->fcs, prli->parampage.type); + rport->scsi_function = BFA_RPORT_INITIATOR; + bfa_fcs_itnim_is_initiator(rport->itnim); } fcxp = bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) return; - len = fc_prli_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id, - bfa_fcs_port_get_fcid(port), rx_fchs->ox_id, - port->port_cfg.roles); + len = fc_prli_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id, port->port_cfg.roles); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); + FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); } static void @@ -1840,10 +1863,10 @@ bfa_fcs_rport_process_rpsc(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, u16 len) { struct bfa_fcxp_s *fcxp; - struct fchs_s fchs; - struct bfa_fcs_port_s *port = rport->port; + struct fchs_s fchs; + struct bfa_fcs_lport_s *port = rport->port; struct fc_rpsc_speed_info_s speeds; - struct bfa_pport_attr_s pport_attr; + struct bfa_port_attr_s pport_attr; bfa_trc(port->fcs, rx_fchs->s_id); bfa_trc(port->fcs, rx_fchs->d_id); @@ -1864,12 +1887,12 @@ bfa_fcs_rport_process_rpsc(struct bfa_fcs_rport_s *rport, if (!fcxp) return; - len = fc_rpsc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id, - bfa_fcs_port_get_fcid(port), rx_fchs->ox_id, - &speeds); + len = fc_rpsc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id, &speeds); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); + FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); } static void @@ -1877,28 +1900,20 @@ bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, u16 len) { struct bfa_fcxp_s *fcxp; - struct fchs_s fchs; - struct bfa_fcs_port_s *port = rport->port; - struct fc_adisc_s *adisc; + struct fchs_s fchs; + struct bfa_fcs_lport_s *port = rport->port; + struct fc_adisc_s *adisc; bfa_trc(port->fcs, rx_fchs->s_id); bfa_trc(port->fcs, rx_fchs->d_id); rport->stats.adisc_rcvd++; - if (BFA_FCS_VPORT_IS_TARGET_MODE(port)) { - /* - * @todo : Target Mode handling - */ - bfa_trc(port->fcs, rx_fchs->d_id); - bfa_assert(0); - return; - } - adisc = (struct fc_adisc_s *) (rx_fchs + 1); /* - * Accept if the itnim for this rport is online. Else reject the ADISC + * Accept if the itnim for this rport is online. + * Else reject the ADISC. */ if (bfa_fcs_itnim_get_online_state(rport->itnim) == BFA_STATUS_OK) { @@ -1907,27 +1922,25 @@ bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport, return; len = fc_adisc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - rx_fchs->s_id, - bfa_fcs_port_get_fcid(port), - rx_fchs->ox_id, port->port_cfg.pwwn, - port->port_cfg.nwwn); + rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id, port->port_cfg.pwwn, + port->port_cfg.nwwn); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, - BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, - FC_MAX_PDUSZ, 0); + BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, + FC_MAX_PDUSZ, 0); } else { rport->stats.adisc_rejected++; bfa_fcs_rport_send_ls_rjt(rport, rx_fchs, FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD, FC_LS_RJT_EXP_LOGIN_REQUIRED); } - } static void bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport) { - struct bfa_fcs_port_s *port = rport->port; + struct bfa_fcs_lport_s *port = rport->port; struct bfa_rport_info_s rport_info; rport_info.pid = rport->pid; @@ -1941,38 +1954,18 @@ bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport) bfa_rport_online(rport->bfa_rport, &rport_info); } -static void -bfa_fcs_rport_fc4_pause(struct bfa_fcs_rport_s *rport) -{ - if (bfa_fcs_port_is_initiator(rport->port)) - bfa_fcs_itnim_pause(rport->itnim); - - if (bfa_fcs_port_is_target(rport->port)) - bfa_fcs_tin_pause(rport->tin); -} - -static void -bfa_fcs_rport_fc4_resume(struct bfa_fcs_rport_s *rport) -{ - if (bfa_fcs_port_is_initiator(rport->port)) - bfa_fcs_itnim_resume(rport->itnim); - - if (bfa_fcs_port_is_target(rport->port)) - bfa_fcs_tin_resume(rport->tin); -} - static struct bfa_fcs_rport_s * -bfa_fcs_rport_alloc(struct bfa_fcs_port_s *port, wwn_t pwwn, u32 rpid) +bfa_fcs_rport_alloc(struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 rpid) { - struct bfa_fcs_s *fcs = port->fcs; + struct bfa_fcs_s *fcs = port->fcs; struct bfa_fcs_rport_s *rport; - struct bfad_rport_s *rport_drv; + struct bfad_rport_s *rport_drv; /** * allocate rport */ if (bfa_fcb_rport_alloc(fcs->bfad, &rport, &rport_drv) - != BFA_STATUS_OK) { + != BFA_STATUS_OK) { bfa_trc(fcs, rpid); return NULL; } @@ -1999,10 +1992,9 @@ bfa_fcs_rport_alloc(struct bfa_fcs_port_s *port, wwn_t pwwn, u32 rpid) /** * allocate FC-4s */ - bfa_assert(bfa_fcs_port_is_initiator(port) ^ - bfa_fcs_port_is_target(port)); + bfa_assert(bfa_fcs_lport_is_initiator(port)); - if (bfa_fcs_port_is_initiator(port)) { + if (bfa_fcs_lport_is_initiator(port)) { rport->itnim = bfa_fcs_itnim_create(rport); if (!rport->itnim) { bfa_trc(fcs, rpid); @@ -2012,23 +2004,11 @@ bfa_fcs_rport_alloc(struct bfa_fcs_port_s *port, wwn_t pwwn, u32 rpid) } } - if (bfa_fcs_port_is_target(port)) { - rport->tin = bfa_fcs_tin_create(rport); - if (!rport->tin) { - bfa_trc(fcs, rpid); - bfa_rport_delete(rport->bfa_rport); - kfree(rport_drv); - return NULL; - } - } - - bfa_fcs_port_add_rport(port, rport); + bfa_fcs_lport_add_rport(port, rport); bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); - /* - * Initialize the Rport Features(RPF) Sub Module - */ + /* Initialize the Rport Features(RPF) Sub Module */ if (!BFA_FCS_PID_IS_WKA(rport->pid)) bfa_fcs_rpf_init(rport); @@ -2039,121 +2019,78 @@ bfa_fcs_rport_alloc(struct bfa_fcs_port_s *port, wwn_t pwwn, u32 rpid) static void bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport) { - struct bfa_fcs_port_s *port = rport->port; + struct bfa_fcs_lport_s *port = rport->port; /** * - delete FC-4s * - delete BFA rport * - remove from queue of rports */ - if (bfa_fcs_port_is_initiator(port)) + if (bfa_fcs_lport_is_initiator(port)) { bfa_fcs_itnim_delete(rport->itnim); - - if (bfa_fcs_port_is_target(port)) - bfa_fcs_tin_delete(rport->tin); + if (rport->pid != 0 && !BFA_FCS_PID_IS_WKA(rport->pid)) + bfa_fcs_rpf_rport_offline(rport); + } bfa_rport_delete(rport->bfa_rport); - bfa_fcs_port_del_rport(port, rport); + bfa_fcs_lport_del_rport(port, rport); kfree(rport->rp_drv); } static void -bfa_fcs_rport_aen_post(struct bfa_fcs_rport_s *rport, - enum bfa_rport_aen_event event, - struct bfa_rport_aen_data_s *data) -{ - union bfa_aen_data_u aen_data; - struct bfa_log_mod_s *logmod = rport->fcs->logm; - wwn_t lpwwn = bfa_fcs_port_get_pwwn(rport->port); - wwn_t rpwwn = rport->pwwn; - char lpwwn_ptr[BFA_STRING_32]; - char rpwwn_ptr[BFA_STRING_32]; - char *prio_str[] = { "unknown", "high", "medium", "low" }; - - wwn2str(lpwwn_ptr, lpwwn); - wwn2str(rpwwn_ptr, rpwwn); - - switch (event) { - case BFA_RPORT_AEN_ONLINE: - case BFA_RPORT_AEN_OFFLINE: - case BFA_RPORT_AEN_DISCONNECT: - bfa_log(logmod, BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, event), - rpwwn_ptr, lpwwn_ptr); - break; - case BFA_RPORT_AEN_QOS_PRIO: - aen_data.rport.priv.qos = data->priv.qos; - bfa_log(logmod, BFA_AEN_RPORT_QOS_PRIO, - prio_str[aen_data.rport.priv.qos.qos_priority], - rpwwn_ptr, lpwwn_ptr); - break; - case BFA_RPORT_AEN_QOS_FLOWID: - aen_data.rport.priv.qos = data->priv.qos; - bfa_log(logmod, BFA_AEN_RPORT_QOS_FLOWID, - aen_data.rport.priv.qos.qos_flow_id, rpwwn_ptr, - lpwwn_ptr); - break; - default: - break; - } - - aen_data.rport.vf_id = rport->port->fabric->vf_id; - aen_data.rport.ppwwn = - bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(rport->fcs)); - aen_data.rport.lpwwn = lpwwn; - aen_data.rport.rpwwn = rpwwn; -} - -static void bfa_fcs_rport_online_action(struct bfa_fcs_rport_s *rport) { - struct bfa_fcs_port_s *port = rport->port; + struct bfa_fcs_lport_s *port = rport->port; + struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; + char lpwwn_buf[BFA_STRING_32]; + char rpwwn_buf[BFA_STRING_32]; rport->stats.onlines++; - if (bfa_fcs_port_is_initiator(port)) { + if (bfa_fcs_lport_is_initiator(port)) { bfa_fcs_itnim_rport_online(rport->itnim); if (!BFA_FCS_PID_IS_WKA(rport->pid)) bfa_fcs_rpf_rport_online(rport); }; - if (bfa_fcs_port_is_target(port)) - bfa_fcs_tin_rport_online(rport->tin); - - /* - * Don't post events for well known addresses - */ + wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); + wwn2str(rpwwn_buf, rport->pwwn); if (!BFA_FCS_PID_IS_WKA(rport->pid)) - bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_ONLINE, NULL); + BFA_LOG(KERN_INFO, bfad, log_level, + "Remote port (WWN = %s) online for logical port (WWN = %s)\n", + rpwwn_buf, lpwwn_buf); } static void bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport) { - struct bfa_fcs_port_s *port = rport->port; + struct bfa_fcs_lport_s *port = rport->port; + struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; + char lpwwn_buf[BFA_STRING_32]; + char rpwwn_buf[BFA_STRING_32]; rport->stats.offlines++; - /* - * Don't post events for well known addresses - */ + wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); + wwn2str(rpwwn_buf, rport->pwwn); if (!BFA_FCS_PID_IS_WKA(rport->pid)) { - if (bfa_fcs_port_is_online(rport->port) == BFA_TRUE) { - bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_DISCONNECT, - NULL); - } else { - bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_OFFLINE, - NULL); - } + if (bfa_fcs_lport_is_online(rport->port) == BFA_TRUE) + BFA_LOG(KERN_ERR, bfad, log_level, + "Remote port (WWN = %s) connectivity lost for " + "logical port (WWN = %s)\n", + rpwwn_buf, lpwwn_buf); + else + BFA_LOG(KERN_INFO, bfad, log_level, + "Remote port (WWN = %s) offlined by " + "logical port (WWN = %s)\n", + rpwwn_buf, lpwwn_buf); } - if (bfa_fcs_port_is_initiator(port)) { + if (bfa_fcs_lport_is_initiator(port)) { bfa_fcs_itnim_rport_offline(rport->itnim); if (!BFA_FCS_PID_IS_WKA(rport->pid)) bfa_fcs_rpf_rport_offline(rport); } - - if (bfa_fcs_port_is_target(port)) - bfa_fcs_tin_rport_offline(rport->tin); } /** @@ -2162,7 +2099,7 @@ bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport) static void bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, struct fc_logi_s *plogi) { - struct bfa_fcs_port_s *port = rport->port; + bfa_fcs_lport_t *port = rport->port; /** * - port name @@ -2193,12 +2130,13 @@ bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, struct fc_logi_s *plogi) /** * Direct Attach P2P mode : * This is to handle a bug (233476) in IBM targets in Direct Attach - * Mode. Basically, in FLOGI Accept the target would have erroneously - * set the BB Credit to the value used in the FLOGI sent by the HBA. - * It uses the correct value (its own BB credit) in PLOGI. + * Mode. Basically, in FLOGI Accept the target would have + * erroneously set the BB Credit to the value used in the FLOGI + * sent by the HBA. It uses the correct value (its own BB credit) + * in PLOGI. */ - if ((!bfa_fcs_fabric_is_switched(port->fabric)) - && (bfa_os_ntohs(plogi->csp.bbcred) < port->fabric->bb_credit)) { + if ((!bfa_fcs_fabric_is_switched(port->fabric)) && + (bfa_os_ntohs(plogi->csp.bbcred) < port->fabric->bb_credit)) { bfa_trc(port->fcs, bfa_os_ntohs(plogi->csp.bbcred)); bfa_trc(port->fcs, port->fabric->bb_credit); @@ -2211,7 +2149,7 @@ bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, struct fc_logi_s *plogi) } /** - * Called to handle LOGO received from an existing remote port. + * Called to handle LOGO received from an existing remote port. */ static void bfa_fcs_rport_process_logo(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs) @@ -2231,8 +2169,8 @@ bfa_fcs_rport_process_logo(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs) */ /** - * Called by bport/vport to create a remote port instance for a discovered - * remote device. + * Called by bport/vport to create a remote port instance for a discovered + * remote device. * * @param[in] port - base port or vport * @param[in] rpid - remote port ID @@ -2240,7 +2178,7 @@ bfa_fcs_rport_process_logo(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs) * @return None */ struct bfa_fcs_rport_s * -bfa_fcs_rport_create(struct bfa_fcs_port_s *port, u32 rpid) +bfa_fcs_rport_create(struct bfa_fcs_lport_s *port, u32 rpid) { struct bfa_fcs_rport_s *rport; @@ -2262,10 +2200,9 @@ bfa_fcs_rport_create(struct bfa_fcs_port_s *port, u32 rpid) * @return None */ struct bfa_fcs_rport_s * -bfa_fcs_rport_create_by_wwn(struct bfa_fcs_port_s *port, wwn_t rpwwn) +bfa_fcs_rport_create_by_wwn(struct bfa_fcs_lport_s *port, wwn_t rpwwn) { struct bfa_fcs_rport_s *rport; - bfa_trc(port->fcs, rpwwn); rport = bfa_fcs_rport_alloc(port, rpwwn, 0); if (!rport) @@ -2274,7 +2211,6 @@ bfa_fcs_rport_create_by_wwn(struct bfa_fcs_port_s *port, wwn_t rpwwn) bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_DISC); return rport; } - /** * Called by bport in private loop topology to indicate that a * rport has been discovered and plogi has been completed. @@ -2283,8 +2219,8 @@ bfa_fcs_rport_create_by_wwn(struct bfa_fcs_port_s *port, wwn_t rpwwn) * @param[in] rpid - remote port ID */ void -bfa_fcs_rport_start(struct bfa_fcs_port_s *port, struct fchs_s *fchs, - struct fc_logi_s *plogi) +bfa_fcs_rport_start(struct bfa_fcs_lport_s *port, struct fchs_s *fchs, + struct fc_logi_s *plogi) { struct bfa_fcs_rport_s *rport; @@ -2298,12 +2234,12 @@ bfa_fcs_rport_start(struct bfa_fcs_port_s *port, struct fchs_s *fchs, } /** - * Called by bport/vport to handle PLOGI received from a new remote port. - * If an existing rport does a plogi, it will be handled separately. + * Called by bport/vport to handle PLOGI received from a new remote port. + * If an existing rport does a plogi, it will be handled separately. */ void -bfa_fcs_rport_plogi_create(struct bfa_fcs_port_s *port, struct fchs_s *fchs, - struct fc_logi_s *plogi) +bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s *port, struct fchs_s *fchs, + struct fc_logi_s *plogi) { struct bfa_fcs_rport_s *rport; @@ -2323,9 +2259,9 @@ bfa_fcs_rport_plogi_create(struct bfa_fcs_port_s *port, struct fchs_s *fchs, static int wwn_compare(wwn_t wwn1, wwn_t wwn2) { - u8 *b1 = (u8 *) &wwn1; - u8 *b2 = (u8 *) &wwn2; - int i; + u8 *b1 = (u8 *) &wwn1; + u8 *b2 = (u8 *) &wwn2; + int i; for (i = 0; i < sizeof(wwn_t); i++) { if (b1[i] < b2[i]) @@ -2337,12 +2273,12 @@ wwn_compare(wwn_t wwn1, wwn_t wwn2) } /** - * Called by bport/vport to handle PLOGI received from an existing - * remote port. + * Called by bport/vport to handle PLOGI received from an existing + * remote port. */ void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, - struct fc_logi_s *plogi) + struct fc_logi_s *plogi) { /** * @todo Handle P2P and initiator-initiator. @@ -2360,9 +2296,9 @@ bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, * If the link topology is N2N, * this Plogi should be accepted. */ - if ((wwn_compare(rport->port->port_cfg.pwwn, rport->pwwn) == -1) - && (bfa_fcs_fabric_is_switched(rport->port->fabric)) - && (!BFA_FCS_PID_IS_WKA(rport->pid))) { + if ((wwn_compare(rport->port->port_cfg.pwwn, rport->pwwn) == -1) && + (bfa_fcs_fabric_is_switched(rport->port->fabric)) && + (!BFA_FCS_PID_IS_WKA(rport->pid))) { bfa_trc(rport->fcs, rport->pid); return; } @@ -2374,10 +2310,10 @@ bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, /** * Called by bport/vport to delete a remote port instance. * -* Rport delete is called under the following conditions: - * - vport is deleted - * - vf is deleted - * - explicit request from OS to delete rport (vmware) + * Rport delete is called under the following conditions: + * - vport is deleted + * - vf is deleted + * - explicit request from OS to delete rport */ void bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport) @@ -2404,20 +2340,18 @@ bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport) { bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND); } - /** - * Called by bport/vport to notify SCN for the remote port + * Called by bport/vport to notify SCN for the remote port */ void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport) { - rport->stats.rscns++; bfa_sm_send_event(rport, RPSM_EVENT_SCN); } /** - * Called by fcpim to notify that the ITN cleanup is done. + * Called by fcpim to notify that the ITN cleanup is done. */ void bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport) @@ -2426,7 +2360,7 @@ bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport) } /** - * Called by fcptm to notify that the ITN cleanup is done. + * Called by fcptm to notify that the ITN cleanup is done. */ void bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport) @@ -2435,99 +2369,100 @@ bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport) } /** - * This routine BFA callback for bfa_rport_online() call. + * brief + * This routine BFA callback for bfa_rport_online() call. * - * param[in] cb_arg - rport struct. + * param[in] cb_arg - rport struct. * - * return - * void + * return + * void * -* Special Considerations: + * Special Considerations: * - * note + * note */ void bfa_cb_rport_online(void *cbarg) { - struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg; + struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; bfa_trc(rport->fcs, rport->pwwn); bfa_sm_send_event(rport, RPSM_EVENT_HCB_ONLINE); } /** - * This routine BFA callback for bfa_rport_offline() call. + * brief + * This routine BFA callback for bfa_rport_offline() call. * - * param[in] rport - + * param[in] rport - * - * return - * void + * return + * void * - * Special Considerations: + * Special Considerations: * - * note + * note */ void bfa_cb_rport_offline(void *cbarg) { - struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg; + struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; bfa_trc(rport->fcs, rport->pwwn); bfa_sm_send_event(rport, RPSM_EVENT_HCB_OFFLINE); } /** - * This routine is a static BFA callback when there is a QoS flow_id - * change notification + * brief + * This routine is a static BFA callback when there is a QoS flow_id + * change notification * - * @param[in] rport - + * param[in] rport - * - * @return void + * return + * void * - * Special Considerations: + * Special Considerations: * - * @note + * note */ void bfa_cb_rport_qos_scn_flowid(void *cbarg, - struct bfa_rport_qos_attr_s old_qos_attr, - struct bfa_rport_qos_attr_s new_qos_attr) + struct bfa_rport_qos_attr_s old_qos_attr, + struct bfa_rport_qos_attr_s new_qos_attr) { - struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg; - struct bfa_rport_aen_data_s aen_data; + struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; bfa_trc(rport->fcs, rport->pwwn); - aen_data.priv.qos = new_qos_attr; - bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_FLOWID, &aen_data); } /** - * This routine is a static BFA callback when there is a QoS priority - * change notification + * brief + * This routine is a static BFA callback when there is a QoS priority + * change notification * - * @param[in] rport - + * param[in] rport - * - * @return void + * return + * void * - * Special Considerations: + * Special Considerations: * - * @note + * note */ void -bfa_cb_rport_qos_scn_prio(void *cbarg, struct bfa_rport_qos_attr_s old_qos_attr, - struct bfa_rport_qos_attr_s new_qos_attr) +bfa_cb_rport_qos_scn_prio(void *cbarg, + struct bfa_rport_qos_attr_s old_qos_attr, + struct bfa_rport_qos_attr_s new_qos_attr) { - struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg; - struct bfa_rport_aen_data_s aen_data; + struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; bfa_trc(rport->fcs, rport->pwwn); - aen_data.priv.qos = new_qos_attr; - bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_PRIO, &aen_data); } /** - * Called to process any unsolicted frames from this remote port + * Called to process any unsolicted frames from this remote port */ void bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport) @@ -2536,14 +2471,14 @@ bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport) } /** - * Called to process any unsolicted frames from this remote port + * Called to process any unsolicted frames from this remote port */ void -bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, - u16 len) +bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, + struct fchs_s *fchs, u16 len) { - struct bfa_fcs_port_s *port = rport->port; - struct fc_els_cmd_s *els_cmd; + struct bfa_fcs_lport_s *port = rport->port; + struct fc_els_cmd_s *els_cmd; bfa_trc(rport->fcs, fchs->s_id); bfa_trc(rport->fcs, fchs->d_id); @@ -2558,30 +2493,33 @@ bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, switch (els_cmd->els_code) { case FC_ELS_LOGO: + bfa_stats(port, plogi_rcvd); bfa_fcs_rport_process_logo(rport, fchs); break; case FC_ELS_ADISC: + bfa_stats(port, adisc_rcvd); bfa_fcs_rport_process_adisc(rport, fchs, len); break; case FC_ELS_PRLO: - if (bfa_fcs_port_is_initiator(port)) + bfa_stats(port, prlo_rcvd); + if (bfa_fcs_lport_is_initiator(port)) bfa_fcs_fcpim_uf_recv(rport->itnim, fchs, len); - - if (bfa_fcs_port_is_target(port)) - bfa_fcs_fcptm_uf_recv(rport->tin, fchs, len); break; case FC_ELS_PRLI: + bfa_stats(port, prli_rcvd); bfa_fcs_rport_process_prli(rport, fchs, len); break; case FC_ELS_RPSC: + bfa_stats(port, rpsc_rcvd); bfa_fcs_rport_process_rpsc(rport, fchs, len); break; default: + bfa_stats(port, un_handled_els_rcvd); bfa_fcs_rport_send_ls_rjt(rport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP, FC_LS_RJT_EXP_NO_ADDL_INFO); @@ -2589,28 +2527,27 @@ bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, } } -/* Send best case acc to prlo */ +/* send best case acc to prlo */ static void bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport) { - struct bfa_fcs_port_s *port = rport->port; - struct fchs_s fchs; + struct bfa_fcs_lport_s *port = rport->port; + struct fchs_s fchs; struct bfa_fcxp_s *fcxp; - int len; + int len; bfa_trc(rport->fcs, rport->pid); fcxp = bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) return; - len = fc_prlo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - rport->pid, bfa_fcs_port_get_fcid(port), + rport->pid, bfa_fcs_lport_get_fcid(port), rport->reply_oxid, 0); bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, - port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, - NULL, NULL, FC_MAX_PDUSZ, 0); + port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, + NULL, NULL, FC_MAX_PDUSZ, 0); } /* @@ -2620,10 +2557,10 @@ static void bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, u8 reason_code, u8 reason_code_expl) { - struct bfa_fcs_port_s *port = rport->port; - struct fchs_s fchs; + struct bfa_fcs_lport_s *port = rport->port; + struct fchs_s fchs; struct bfa_fcxp_s *fcxp; - int len; + int len; bfa_trc(rport->fcs, rx_fchs->s_id); @@ -2631,12 +2568,13 @@ bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, if (!fcxp) return; - len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id, - bfa_fcs_port_get_fcid(port), rx_fchs->ox_id, - reason_code, reason_code_expl); + len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id, reason_code, reason_code_expl); - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, + BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, + FC_MAX_PDUSZ, 0); } /** @@ -2649,24 +2587,22 @@ bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport) } /** - * Called by the Driver to set rport delete/ageout timeout + * brief + * Called by the Driver to set rport delete/ageout timeout * - * param[in] rport timeout value in seconds. + * param[in] rport timeout value in seconds. * - * return None + * return None */ void bfa_fcs_rport_set_del_timeout(u8 rport_tmo) { - /* - * convert to Millisecs - */ + /* convert to Millisecs */ if (rport_tmo > 0) bfa_fcs_rport_del_timeout = rport_tmo * 1000; } - void -bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, uint16_t ox_id) +bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, u16 ox_id) { bfa_trc(rport->fcs, rport->pid); @@ -2674,3 +2610,517 @@ bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, uint16_t ox_id) rport->reply_oxid = ox_id; bfa_sm_send_event(rport, RPSM_EVENT_PRLO_RCVD); } + + + +/** + * Remote port implementation. + */ + +/** + * fcs_rport_api FCS rport API. + */ + +/** + * Direct API to add a target by port wwn. This interface is used, for + * example, by bios when target pwwn is known from boot lun configuration. + */ +bfa_status_t +bfa_fcs_rport_add(struct bfa_fcs_lport_s *port, wwn_t *pwwn, + struct bfa_fcs_rport_s *rport, struct bfad_rport_s *rport_drv) +{ + bfa_trc(port->fcs, *pwwn); + + return BFA_STATUS_OK; +} + +/** + * Direct API to remove a target and its associated resources. This + * interface is used, for example, by driver to remove target + * ports from the target list for a VM. + */ +bfa_status_t +bfa_fcs_rport_remove(struct bfa_fcs_rport_s *rport_in) +{ + + struct bfa_fcs_rport_s *rport; + + bfa_trc(rport_in->fcs, rport_in->pwwn); + + rport = bfa_fcs_lport_get_rport_by_pwwn(rport_in->port, rport_in->pwwn); + if (rport == NULL) { + /* + * TBD Error handling + */ + bfa_trc(rport_in->fcs, rport_in->pid); + return BFA_STATUS_UNKNOWN_RWWN; + } + + /* + * TBD if this remote port is online, send a logo + */ + return BFA_STATUS_OK; + +} + +/** + * Remote device status for display/debug. + */ +void +bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport, + struct bfa_rport_attr_s *rport_attr) +{ + struct bfa_rport_qos_attr_s qos_attr; + bfa_fcs_lport_t *port = rport->port; + bfa_port_speed_t rport_speed = rport->rpf.rpsc_speed; + + bfa_os_memset(rport_attr, 0, sizeof(struct bfa_rport_attr_s)); + + rport_attr->pid = rport->pid; + rport_attr->pwwn = rport->pwwn; + rport_attr->nwwn = rport->nwwn; + rport_attr->cos_supported = rport->fc_cos; + rport_attr->df_sz = rport->maxfrsize; + rport_attr->state = bfa_fcs_rport_get_state(rport); + rport_attr->fc_cos = rport->fc_cos; + rport_attr->cisc = rport->cisc; + rport_attr->scsi_function = rport->scsi_function; + rport_attr->curr_speed = rport->rpf.rpsc_speed; + rport_attr->assigned_speed = rport->rpf.assigned_speed; + + bfa_rport_get_qos_attr(rport->bfa_rport, &qos_attr); + rport_attr->qos_attr = qos_attr; + + rport_attr->trl_enforced = BFA_FALSE; + if (bfa_fcport_is_ratelim(port->fcs->bfa)) { + if (rport_speed == BFA_PORT_SPEED_UNKNOWN) { + /* Use default ratelim speed setting */ + rport_speed = + bfa_fcport_get_ratelim_speed(rport->fcs->bfa); + } + + if (rport_speed < bfa_fcs_lport_get_rport_max_speed(port)) + rport_attr->trl_enforced = BFA_TRUE; + } +} + +/** + * Per remote device statistics. + */ +void +bfa_fcs_rport_get_stats(struct bfa_fcs_rport_s *rport, + struct bfa_rport_stats_s *stats) +{ + *stats = rport->stats; +} + +void +bfa_fcs_rport_clear_stats(struct bfa_fcs_rport_s *rport) +{ + bfa_os_memset((char *)&rport->stats, 0, + sizeof(struct bfa_rport_stats_s)); +} + +struct bfa_fcs_rport_s * +bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port, wwn_t rpwwn) +{ + struct bfa_fcs_rport_s *rport; + + rport = bfa_fcs_lport_get_rport_by_pwwn(port, rpwwn); + if (rport == NULL) { + /* + * TBD Error handling + */ + } + + return rport; +} + +struct bfa_fcs_rport_s * +bfa_fcs_rport_lookup_by_nwwn(struct bfa_fcs_lport_s *port, wwn_t rnwwn) +{ + struct bfa_fcs_rport_s *rport; + + rport = bfa_fcs_lport_get_rport_by_nwwn(port, rnwwn); + if (rport == NULL) { + /* + * TBD Error handling + */ + } + + return rport; +} + +/* + * This API is to set the Rport's speed. Should be used when RPSC is not + * supported by the rport. + */ +void +bfa_fcs_rport_set_speed(struct bfa_fcs_rport_s *rport, bfa_port_speed_t speed) +{ + rport->rpf.assigned_speed = speed; + + /* Set this speed in f/w only if the RPSC speed is not available */ + if (rport->rpf.rpsc_speed == BFA_PORT_SPEED_UNKNOWN) + bfa_rport_speed(rport->bfa_rport, speed); +} + + + +/** + * Remote port features (RPF) implementation. + */ + +#define BFA_FCS_RPF_RETRIES (3) +#define BFA_FCS_RPF_RETRY_TIMEOUT (1000) /* 1 sec (In millisecs) */ + +static void bfa_fcs_rpf_send_rpsc2(void *rport_cbarg, + struct bfa_fcxp_s *fcxp_alloced); +static void bfa_fcs_rpf_rpsc2_response(void *fcsarg, + struct bfa_fcxp_s *fcxp, + void *cbarg, + bfa_status_t req_status, + u32 rsp_len, + u32 resid_len, + struct fchs_s *rsp_fchs); + +static void bfa_fcs_rpf_timeout(void *arg); + +/** + * fcs_rport_ftrs_sm FCS rport state machine events + */ + +enum rpf_event { + RPFSM_EVENT_RPORT_OFFLINE = 1, /* Rport offline */ + RPFSM_EVENT_RPORT_ONLINE = 2, /* Rport online */ + RPFSM_EVENT_FCXP_SENT = 3, /* Frame from has been sent */ + RPFSM_EVENT_TIMEOUT = 4, /* Rport SM timeout event */ + RPFSM_EVENT_RPSC_COMP = 5, + RPFSM_EVENT_RPSC_FAIL = 6, + RPFSM_EVENT_RPSC_ERROR = 7, +}; + +static void bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, + enum rpf_event event); +static void bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, + enum rpf_event event); +static void bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, + enum rpf_event event); +static void bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, + enum rpf_event event); +static void bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, + enum rpf_event event); +static void bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, + enum rpf_event event); + +static void +bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) +{ + struct bfa_fcs_rport_s *rport = rpf->rport; + struct bfa_fcs_fabric_s *fabric = &rport->fcs->fabric; + + bfa_trc(rport->fcs, rport->pwwn); + bfa_trc(rport->fcs, rport->pid); + bfa_trc(rport->fcs, event); + + switch (event) { + case RPFSM_EVENT_RPORT_ONLINE: + /* Send RPSC2 to a Brocade fabric only. */ + if ((!BFA_FCS_PID_IS_WKA(rport->pid)) && + ((bfa_lps_is_brcd_fabric(rport->port->fabric->lps)) || + (bfa_fcs_fabric_get_switch_oui(fabric) == + BFA_FCS_BRCD_SWITCH_OUI))) { + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); + rpf->rpsc_retries = 0; + bfa_fcs_rpf_send_rpsc2(rpf, NULL); + } + break; + + case RPFSM_EVENT_RPORT_OFFLINE: + break; + + default: + bfa_sm_fault(rport->fcs, event); + } +} + +static void +bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) +{ + struct bfa_fcs_rport_s *rport = rpf->rport; + + bfa_trc(rport->fcs, event); + + switch (event) { + case RPFSM_EVENT_FCXP_SENT: + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc); + break; + + case RPFSM_EVENT_RPORT_OFFLINE: + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); + bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rpf->fcxp_wqe); + rpf->rpsc_retries = 0; + break; + + default: + bfa_sm_fault(rport->fcs, event); + } +} + +static void +bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) +{ + struct bfa_fcs_rport_s *rport = rpf->rport; + + bfa_trc(rport->fcs, rport->pid); + bfa_trc(rport->fcs, event); + + switch (event) { + case RPFSM_EVENT_RPSC_COMP: + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); + /* Update speed info in f/w via BFA */ + if (rpf->rpsc_speed != BFA_PORT_SPEED_UNKNOWN) + bfa_rport_speed(rport->bfa_rport, rpf->rpsc_speed); + else if (rpf->assigned_speed != BFA_PORT_SPEED_UNKNOWN) + bfa_rport_speed(rport->bfa_rport, rpf->assigned_speed); + break; + + case RPFSM_EVENT_RPSC_FAIL: + /* RPSC not supported by rport */ + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); + break; + + case RPFSM_EVENT_RPSC_ERROR: + /* need to retry...delayed a bit. */ + if (rpf->rpsc_retries++ < BFA_FCS_RPF_RETRIES) { + bfa_timer_start(rport->fcs->bfa, &rpf->timer, + bfa_fcs_rpf_timeout, rpf, + BFA_FCS_RPF_RETRY_TIMEOUT); + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_retry); + } else { + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); + } + break; + + case RPFSM_EVENT_RPORT_OFFLINE: + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); + bfa_fcxp_discard(rpf->fcxp); + rpf->rpsc_retries = 0; + break; + + default: + bfa_sm_fault(rport->fcs, event); + } +} + +static void +bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) +{ + struct bfa_fcs_rport_s *rport = rpf->rport; + + bfa_trc(rport->fcs, rport->pid); + bfa_trc(rport->fcs, event); + + switch (event) { + case RPFSM_EVENT_TIMEOUT: + /* re-send the RPSC */ + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); + bfa_fcs_rpf_send_rpsc2(rpf, NULL); + break; + + case RPFSM_EVENT_RPORT_OFFLINE: + bfa_timer_stop(&rpf->timer); + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); + rpf->rpsc_retries = 0; + break; + + default: + bfa_sm_fault(rport->fcs, event); + } +} + +static void +bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) +{ + struct bfa_fcs_rport_s *rport = rpf->rport; + + bfa_trc(rport->fcs, rport->pwwn); + bfa_trc(rport->fcs, rport->pid); + bfa_trc(rport->fcs, event); + + switch (event) { + case RPFSM_EVENT_RPORT_OFFLINE: + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); + rpf->rpsc_retries = 0; + break; + + default: + bfa_sm_fault(rport->fcs, event); + } +} + +static void +bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) +{ + struct bfa_fcs_rport_s *rport = rpf->rport; + + bfa_trc(rport->fcs, rport->pwwn); + bfa_trc(rport->fcs, rport->pid); + bfa_trc(rport->fcs, event); + + switch (event) { + case RPFSM_EVENT_RPORT_ONLINE: + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); + bfa_fcs_rpf_send_rpsc2(rpf, NULL); + break; + + case RPFSM_EVENT_RPORT_OFFLINE: + break; + + default: + bfa_sm_fault(rport->fcs, event); + } +} +/** + * Called when Rport is created. + */ +void +bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport) +{ + struct bfa_fcs_rpf_s *rpf = &rport->rpf; + + bfa_trc(rport->fcs, rport->pid); + rpf->rport = rport; + + bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_uninit); +} + +/** + * Called when Rport becomes online + */ +void +bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport) +{ + bfa_trc(rport->fcs, rport->pid); + + if (__fcs_min_cfg(rport->port->fcs)) + return; + + if (bfa_fcs_fabric_is_switched(rport->port->fabric)) + bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_ONLINE); +} + +/** + * Called when Rport becomes offline + */ +void +bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport) +{ + bfa_trc(rport->fcs, rport->pid); + + if (__fcs_min_cfg(rport->port->fcs)) + return; + + rport->rpf.rpsc_speed = 0; + bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_OFFLINE); +} + +static void +bfa_fcs_rpf_timeout(void *arg) +{ + struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) arg; + struct bfa_fcs_rport_s *rport = rpf->rport; + + bfa_trc(rport->fcs, rport->pid); + bfa_sm_send_event(rpf, RPFSM_EVENT_TIMEOUT); +} + +static void +bfa_fcs_rpf_send_rpsc2(void *rpf_cbarg, struct bfa_fcxp_s *fcxp_alloced) +{ + struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *)rpf_cbarg; + struct bfa_fcs_rport_s *rport = rpf->rport; + struct bfa_fcs_lport_s *port = rport->port; + struct fchs_s fchs; + int len; + struct bfa_fcxp_s *fcxp; + + bfa_trc(rport->fcs, rport->pwwn); + + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) { + bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rpf->fcxp_wqe, + bfa_fcs_rpf_send_rpsc2, rpf); + return; + } + rpf->fcxp = fcxp; + + len = fc_rpsc2_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, + bfa_fcs_lport_get_fcid(port), &rport->pid, 1); + + bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, + FC_CLASS_3, len, &fchs, bfa_fcs_rpf_rpsc2_response, + rpf, FC_MAX_PDUSZ, FC_ELS_TOV); + rport->stats.rpsc_sent++; + bfa_sm_send_event(rpf, RPFSM_EVENT_FCXP_SENT); + +} + +static void +bfa_fcs_rpf_rpsc2_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) +{ + struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) cbarg; + struct bfa_fcs_rport_s *rport = rpf->rport; + struct fc_ls_rjt_s *ls_rjt; + struct fc_rpsc2_acc_s *rpsc2_acc; + u16 num_ents; + + bfa_trc(rport->fcs, req_status); + + if (req_status != BFA_STATUS_OK) { + bfa_trc(rport->fcs, req_status); + if (req_status == BFA_STATUS_ETIMER) + rport->stats.rpsc_failed++; + bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); + return; + } + + rpsc2_acc = (struct fc_rpsc2_acc_s *) BFA_FCXP_RSP_PLD(fcxp); + if (rpsc2_acc->els_cmd == FC_ELS_ACC) { + rport->stats.rpsc_accs++; + num_ents = bfa_os_ntohs(rpsc2_acc->num_pids); + bfa_trc(rport->fcs, num_ents); + if (num_ents > 0) { + bfa_assert(rpsc2_acc->port_info[0].pid != rport->pid); + bfa_trc(rport->fcs, + bfa_os_ntohs(rpsc2_acc->port_info[0].pid)); + bfa_trc(rport->fcs, + bfa_os_ntohs(rpsc2_acc->port_info[0].speed)); + bfa_trc(rport->fcs, + bfa_os_ntohs(rpsc2_acc->port_info[0].index)); + bfa_trc(rport->fcs, + rpsc2_acc->port_info[0].type); + + if (rpsc2_acc->port_info[0].speed == 0) { + bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); + return; + } + + rpf->rpsc_speed = fc_rpsc_operspeed_to_bfa_speed( + bfa_os_ntohs(rpsc2_acc->port_info[0].speed)); + + bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_COMP); + } + } else { + ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); + bfa_trc(rport->fcs, ls_rjt->reason_code); + bfa_trc(rport->fcs, ls_rjt->reason_code_expl); + rport->stats.rpsc_rejects++; + if (ls_rjt->reason_code == FC_LS_RJT_RSN_CMD_NOT_SUPP) + bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_FAIL); + else + bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); + } +} diff --git a/drivers/scsi/bfa/bfa_fcs_uf.c b/drivers/scsi/bfa/bfa_fcs_uf.c deleted file mode 100644 index 3d57d48bbae..00000000000 --- a/drivers/scsi/bfa/bfa_fcs_uf.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcs_uf.c BFA FCS UF ( Unsolicited Frames) - */ - -#include <fcs/bfa_fcs.h> -#include <bfa_svc.h> -#include <fcs/bfa_fcs_fabric.h> -#include "fcs.h" -#include "fcs_trcmod.h" -#include "fcs_fabric.h" -#include "fcs_uf.h" - -BFA_TRC_FILE(FCS, UF); - -/** - * BFA callback for unsolicited frame receive handler. - * - * @param[in] cbarg callback arg for receive handler - * @param[in] uf unsolicited frame descriptor - * - * @return None - */ -static void -bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf) -{ - struct bfa_fcs_s *fcs = (struct bfa_fcs_s *) cbarg; - struct fchs_s *fchs = bfa_uf_get_frmbuf(uf); - u16 len = bfa_uf_get_frmlen(uf); - struct fc_vft_s *vft; - struct bfa_fcs_fabric_s *fabric; - - /** - * check for VFT header - */ - if (fchs->routing == FC_RTG_EXT_HDR && - fchs->cat_info == FC_CAT_VFT_HDR) { - bfa_stats(fcs, uf.tagged); - vft = bfa_uf_get_frmbuf(uf); - if (fcs->port_vfid == vft->vf_id) - fabric = &fcs->fabric; - else - fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id); - - /** - * drop frame if vfid is unknown - */ - if (!fabric) { - bfa_assert(0); - bfa_stats(fcs, uf.vfid_unknown); - bfa_uf_free(uf); - return; - } - - /** - * skip vft header - */ - fchs = (struct fchs_s *) (vft + 1); - len -= sizeof(struct fc_vft_s); - - bfa_trc(fcs, vft->vf_id); - } else { - bfa_stats(fcs, uf.untagged); - fabric = &fcs->fabric; - } - - bfa_trc(fcs, ((u32 *) fchs)[0]); - bfa_trc(fcs, ((u32 *) fchs)[1]); - bfa_trc(fcs, ((u32 *) fchs)[2]); - bfa_trc(fcs, ((u32 *) fchs)[3]); - bfa_trc(fcs, ((u32 *) fchs)[4]); - bfa_trc(fcs, ((u32 *) fchs)[5]); - bfa_trc(fcs, len); - - bfa_fcs_fabric_uf_recv(fabric, fchs, len); - bfa_uf_free(uf); -} - -void -bfa_fcs_uf_attach(struct bfa_fcs_s *fcs) -{ - bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs); -} diff --git a/drivers/scsi/bfa/bfa_fcxp.c b/drivers/scsi/bfa/bfa_fcxp.c deleted file mode 100644 index 8258f88bfee..00000000000 --- a/drivers/scsi/bfa/bfa_fcxp.c +++ /dev/null @@ -1,774 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include <bfi/bfi_uf.h> -#include <cs/bfa_debug.h> - -BFA_TRC_FILE(HAL, FCXP); -BFA_MODULE(fcxp); - -/** - * forward declarations - */ -static void __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete); -static void hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp, - struct bfi_fcxp_send_rsp_s *fcxp_rsp); -static void hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, - struct bfa_fcxp_s *fcxp, struct fchs_s *fchs); -static void bfa_fcxp_qresume(void *cbarg); -static void bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, - struct bfi_fcxp_send_req_s *send_req); - -/** - * fcxp_pvt BFA FCXP private functions - */ - -static void -claim_fcxp_req_rsp_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi) -{ - u8 *dm_kva = NULL; - u64 dm_pa; - u32 buf_pool_sz; - - dm_kva = bfa_meminfo_dma_virt(mi); - dm_pa = bfa_meminfo_dma_phys(mi); - - buf_pool_sz = mod->req_pld_sz * mod->num_fcxps; - - /* - * Initialize the fcxp req payload list - */ - mod->req_pld_list_kva = dm_kva; - mod->req_pld_list_pa = dm_pa; - dm_kva += buf_pool_sz; - dm_pa += buf_pool_sz; - bfa_os_memset(mod->req_pld_list_kva, 0, buf_pool_sz); - - /* - * Initialize the fcxp rsp payload list - */ - buf_pool_sz = mod->rsp_pld_sz * mod->num_fcxps; - mod->rsp_pld_list_kva = dm_kva; - mod->rsp_pld_list_pa = dm_pa; - dm_kva += buf_pool_sz; - dm_pa += buf_pool_sz; - bfa_os_memset(mod->rsp_pld_list_kva, 0, buf_pool_sz); - - bfa_meminfo_dma_virt(mi) = dm_kva; - bfa_meminfo_dma_phys(mi) = dm_pa; -} - -static void -claim_fcxps_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi) -{ - u16 i; - struct bfa_fcxp_s *fcxp; - - fcxp = (struct bfa_fcxp_s *) bfa_meminfo_kva(mi); - bfa_os_memset(fcxp, 0, sizeof(struct bfa_fcxp_s) * mod->num_fcxps); - - INIT_LIST_HEAD(&mod->fcxp_free_q); - INIT_LIST_HEAD(&mod->fcxp_active_q); - - mod->fcxp_list = fcxp; - - for (i = 0; i < mod->num_fcxps; i++) { - fcxp->fcxp_mod = mod; - fcxp->fcxp_tag = i; - - list_add_tail(&fcxp->qe, &mod->fcxp_free_q); - bfa_reqq_winit(&fcxp->reqq_wqe, bfa_fcxp_qresume, fcxp); - fcxp->reqq_waiting = BFA_FALSE; - - fcxp = fcxp + 1; - } - - bfa_meminfo_kva(mi) = (void *)fcxp; -} - -static void -bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, - u32 *dm_len) -{ - u16 num_fcxp_reqs = cfg->fwcfg.num_fcxp_reqs; - - if (num_fcxp_reqs == 0) - return; - - /* - * Account for req/rsp payload - */ - *dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs; - if (cfg->drvcfg.min_cfg) - *dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs; - else - *dm_len += BFA_FCXP_MAX_LBUF_SZ * num_fcxp_reqs; - - /* - * Account for fcxp structs - */ - *ndm_len += sizeof(struct bfa_fcxp_s) * num_fcxp_reqs; -} - -static void -bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) -{ - struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); - - bfa_os_memset(mod, 0, sizeof(struct bfa_fcxp_mod_s)); - mod->bfa = bfa; - mod->num_fcxps = cfg->fwcfg.num_fcxp_reqs; - - /** - * Initialize FCXP request and response payload sizes. - */ - mod->req_pld_sz = mod->rsp_pld_sz = BFA_FCXP_MAX_IBUF_SZ; - if (!cfg->drvcfg.min_cfg) - mod->rsp_pld_sz = BFA_FCXP_MAX_LBUF_SZ; - - INIT_LIST_HEAD(&mod->wait_q); - - claim_fcxp_req_rsp_mem(mod, meminfo); - claim_fcxps_mem(mod, meminfo); -} - -static void -bfa_fcxp_detach(struct bfa_s *bfa) -{ -} - -static void -bfa_fcxp_start(struct bfa_s *bfa) -{ -} - -static void -bfa_fcxp_stop(struct bfa_s *bfa) -{ -} - -static void -bfa_fcxp_iocdisable(struct bfa_s *bfa) -{ - struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); - struct bfa_fcxp_s *fcxp; - struct list_head *qe, *qen; - - list_for_each_safe(qe, qen, &mod->fcxp_active_q) { - fcxp = (struct bfa_fcxp_s *) qe; - if (fcxp->caller == NULL) { - fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, - BFA_STATUS_IOC_FAILURE, 0, 0, NULL); - bfa_fcxp_free(fcxp); - } else { - fcxp->rsp_status = BFA_STATUS_IOC_FAILURE; - bfa_cb_queue(bfa, &fcxp->hcb_qe, - __bfa_fcxp_send_cbfn, fcxp); - } - } -} - -static struct bfa_fcxp_s * -bfa_fcxp_get(struct bfa_fcxp_mod_s *fm) -{ - struct bfa_fcxp_s *fcxp; - - bfa_q_deq(&fm->fcxp_free_q, &fcxp); - - if (fcxp) - list_add_tail(&fcxp->qe, &fm->fcxp_active_q); - - return fcxp; -} - -static void -bfa_fcxp_put(struct bfa_fcxp_s *fcxp) -{ - struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; - struct bfa_fcxp_wqe_s *wqe; - - bfa_q_deq(&mod->wait_q, &wqe); - if (wqe) { - bfa_trc(mod->bfa, fcxp->fcxp_tag); - wqe->alloc_cbfn(wqe->alloc_cbarg, fcxp); - return; - } - - bfa_assert(bfa_q_is_on_q(&mod->fcxp_active_q, fcxp)); - list_del(&fcxp->qe); - list_add_tail(&fcxp->qe, &mod->fcxp_free_q); -} - -static void -bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg, - bfa_status_t req_status, u32 rsp_len, - u32 resid_len, struct fchs_s *rsp_fchs) -{ - /* discarded fcxp completion */ -} - -static void -__bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_fcxp_s *fcxp = cbarg; - - if (complete) { - fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, - fcxp->rsp_status, fcxp->rsp_len, - fcxp->residue_len, &fcxp->rsp_fchs); - } else { - bfa_fcxp_free(fcxp); - } -} - -static void -hal_fcxp_send_comp(struct bfa_s *bfa, struct bfi_fcxp_send_rsp_s *fcxp_rsp) -{ - struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); - struct bfa_fcxp_s *fcxp; - u16 fcxp_tag = bfa_os_ntohs(fcxp_rsp->fcxp_tag); - - bfa_trc(bfa, fcxp_tag); - - fcxp_rsp->rsp_len = bfa_os_ntohl(fcxp_rsp->rsp_len); - - /** - * @todo f/w should not set residue to non-0 when everything - * is received. - */ - if (fcxp_rsp->req_status == BFA_STATUS_OK) - fcxp_rsp->residue_len = 0; - else - fcxp_rsp->residue_len = bfa_os_ntohl(fcxp_rsp->residue_len); - - fcxp = BFA_FCXP_FROM_TAG(mod, fcxp_tag); - - bfa_assert(fcxp->send_cbfn != NULL); - - hal_fcxp_rx_plog(mod->bfa, fcxp, fcxp_rsp); - - if (fcxp->send_cbfn != NULL) { - if (fcxp->caller == NULL) { - bfa_trc(mod->bfa, fcxp->fcxp_tag); - - fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, - fcxp_rsp->req_status, fcxp_rsp->rsp_len, - fcxp_rsp->residue_len, &fcxp_rsp->fchs); - /* - * fcxp automatically freed on return from the callback - */ - bfa_fcxp_free(fcxp); - } else { - bfa_trc(mod->bfa, fcxp->fcxp_tag); - fcxp->rsp_status = fcxp_rsp->req_status; - fcxp->rsp_len = fcxp_rsp->rsp_len; - fcxp->residue_len = fcxp_rsp->residue_len; - fcxp->rsp_fchs = fcxp_rsp->fchs; - - bfa_cb_queue(bfa, &fcxp->hcb_qe, - __bfa_fcxp_send_cbfn, fcxp); - } - } else { - bfa_trc(bfa, fcxp_tag); - } -} - -static void -hal_fcxp_set_local_sges(struct bfi_sge_s *sge, u32 reqlen, u64 req_pa) -{ - union bfi_addr_u sga_zero = { {0} }; - - sge->sg_len = reqlen; - sge->flags = BFI_SGE_DATA_LAST; - bfa_dma_addr_set(sge[0].sga, req_pa); - bfa_sge_to_be(sge); - sge++; - - sge->sga = sga_zero; - sge->sg_len = reqlen; - sge->flags = BFI_SGE_PGDLEN; - bfa_sge_to_be(sge); -} - -static void -hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, struct bfa_fcxp_s *fcxp, - struct fchs_s *fchs) -{ - /* - * TODO: TX ox_id - */ - if (reqlen > 0) { - if (fcxp->use_ireqbuf) { - u32 pld_w0 = - *((u32 *) BFA_FCXP_REQ_PLD(fcxp)); - - bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP, - BFA_PL_EID_TX, - reqlen + sizeof(struct fchs_s), fchs, pld_w0); - } else { - bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, - BFA_PL_EID_TX, reqlen + sizeof(struct fchs_s), - fchs); - } - } else { - bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_TX, - reqlen + sizeof(struct fchs_s), fchs); - } -} - -static void -hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp, - struct bfi_fcxp_send_rsp_s *fcxp_rsp) -{ - if (fcxp_rsp->rsp_len > 0) { - if (fcxp->use_irspbuf) { - u32 pld_w0 = - *((u32 *) BFA_FCXP_RSP_PLD(fcxp)); - - bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP, - BFA_PL_EID_RX, - (u16) fcxp_rsp->rsp_len, - &fcxp_rsp->fchs, pld_w0); - } else { - bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, - BFA_PL_EID_RX, - (u16) fcxp_rsp->rsp_len, - &fcxp_rsp->fchs); - } - } else { - bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_RX, - (u16) fcxp_rsp->rsp_len, &fcxp_rsp->fchs); - } -} - -/** - * Handler to resume sending fcxp when space in available in cpe queue. - */ -static void -bfa_fcxp_qresume(void *cbarg) -{ - struct bfa_fcxp_s *fcxp = cbarg; - struct bfa_s *bfa = fcxp->fcxp_mod->bfa; - struct bfi_fcxp_send_req_s *send_req; - - fcxp->reqq_waiting = BFA_FALSE; - send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP); - bfa_fcxp_queue(fcxp, send_req); -} - -/** - * Queue fcxp send request to foimrware. - */ -static void -bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, struct bfi_fcxp_send_req_s *send_req) -{ - struct bfa_s *bfa = fcxp->fcxp_mod->bfa; - struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info; - struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info; - struct bfa_rport_s *rport = reqi->bfa_rport; - - bfi_h2i_set(send_req->mh, BFI_MC_FCXP, BFI_FCXP_H2I_SEND_REQ, - bfa_lpuid(bfa)); - - send_req->fcxp_tag = bfa_os_htons(fcxp->fcxp_tag); - if (rport) { - send_req->rport_fw_hndl = rport->fw_handle; - send_req->max_frmsz = bfa_os_htons(rport->rport_info.max_frmsz); - if (send_req->max_frmsz == 0) - send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ); - } else { - send_req->rport_fw_hndl = 0; - send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ); - } - - send_req->vf_id = bfa_os_htons(reqi->vf_id); - send_req->lp_tag = reqi->lp_tag; - send_req->class = reqi->class; - send_req->rsp_timeout = rspi->rsp_timeout; - send_req->cts = reqi->cts; - send_req->fchs = reqi->fchs; - - send_req->req_len = bfa_os_htonl(reqi->req_tot_len); - send_req->rsp_maxlen = bfa_os_htonl(rspi->rsp_maxlen); - - /* - * setup req sgles - */ - if (fcxp->use_ireqbuf == 1) { - hal_fcxp_set_local_sges(send_req->req_sge, reqi->req_tot_len, - BFA_FCXP_REQ_PLD_PA(fcxp)); - } else { - if (fcxp->nreq_sgles > 0) { - bfa_assert(fcxp->nreq_sgles == 1); - hal_fcxp_set_local_sges(send_req->req_sge, - reqi->req_tot_len, - fcxp->req_sga_cbfn(fcxp->caller, - 0)); - } else { - bfa_assert(reqi->req_tot_len == 0); - hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0); - } - } - - /* - * setup rsp sgles - */ - if (fcxp->use_irspbuf == 1) { - bfa_assert(rspi->rsp_maxlen <= BFA_FCXP_MAX_LBUF_SZ); - - hal_fcxp_set_local_sges(send_req->rsp_sge, rspi->rsp_maxlen, - BFA_FCXP_RSP_PLD_PA(fcxp)); - - } else { - if (fcxp->nrsp_sgles > 0) { - bfa_assert(fcxp->nrsp_sgles == 1); - hal_fcxp_set_local_sges(send_req->rsp_sge, - rspi->rsp_maxlen, - fcxp->rsp_sga_cbfn(fcxp->caller, - 0)); - } else { - bfa_assert(rspi->rsp_maxlen == 0); - hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0); - } - } - - hal_fcxp_tx_plog(bfa, reqi->req_tot_len, fcxp, &reqi->fchs); - - bfa_reqq_produce(bfa, BFA_REQQ_FCXP); - - bfa_trc(bfa, bfa_reqq_pi(bfa, BFA_REQQ_FCXP)); - bfa_trc(bfa, bfa_reqq_ci(bfa, BFA_REQQ_FCXP)); -} - - -/** - * hal_fcxp_api BFA FCXP API - */ - -/** - * Allocate an FCXP instance to send a response or to send a request - * that has a response. Request/response buffers are allocated by caller. - * - * @param[in] bfa BFA bfa instance - * @param[in] nreq_sgles Number of SG elements required for request - * buffer. 0, if fcxp internal buffers are used. - * Use bfa_fcxp_get_reqbuf() to get the - * internal req buffer. - * @param[in] req_sgles SG elements describing request buffer. Will be - * copied in by BFA and hence can be freed on - * return from this function. - * @param[in] get_req_sga function ptr to be called to get a request SG - * Address (given the sge index). - * @param[in] get_req_sglen function ptr to be called to get a request SG - * len (given the sge index). - * @param[in] get_rsp_sga function ptr to be called to get a response SG - * Address (given the sge index). - * @param[in] get_rsp_sglen function ptr to be called to get a response SG - * len (given the sge index). - * - * @return FCXP instance. NULL on failure. - */ -struct bfa_fcxp_s * -bfa_fcxp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles, - int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, - bfa_fcxp_get_sglen_t req_sglen_cbfn, - bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, - bfa_fcxp_get_sglen_t rsp_sglen_cbfn) -{ - struct bfa_fcxp_s *fcxp = NULL; - u32 nreq_sgpg, nrsp_sgpg; - - bfa_assert(bfa != NULL); - - fcxp = bfa_fcxp_get(BFA_FCXP_MOD(bfa)); - if (fcxp == NULL) - return NULL; - - bfa_trc(bfa, fcxp->fcxp_tag); - - fcxp->caller = caller; - - if (nreq_sgles == 0) { - fcxp->use_ireqbuf = 1; - } else { - bfa_assert(req_sga_cbfn != NULL); - bfa_assert(req_sglen_cbfn != NULL); - - fcxp->use_ireqbuf = 0; - fcxp->req_sga_cbfn = req_sga_cbfn; - fcxp->req_sglen_cbfn = req_sglen_cbfn; - - fcxp->nreq_sgles = nreq_sgles; - - /* - * alloc required sgpgs - */ - if (nreq_sgles > BFI_SGE_INLINE) { - nreq_sgpg = BFA_SGPG_NPAGE(nreq_sgles); - - if (bfa_sgpg_malloc(bfa, &fcxp->req_sgpg_q, nreq_sgpg) - != BFA_STATUS_OK) { - /* - * TODO - */ - } - } - } - - if (nrsp_sgles == 0) { - fcxp->use_irspbuf = 1; - } else { - bfa_assert(rsp_sga_cbfn != NULL); - bfa_assert(rsp_sglen_cbfn != NULL); - - fcxp->use_irspbuf = 0; - fcxp->rsp_sga_cbfn = rsp_sga_cbfn; - fcxp->rsp_sglen_cbfn = rsp_sglen_cbfn; - - fcxp->nrsp_sgles = nrsp_sgles; - /* - * alloc required sgpgs - */ - if (nrsp_sgles > BFI_SGE_INLINE) { - nrsp_sgpg = BFA_SGPG_NPAGE(nreq_sgles); - - if (bfa_sgpg_malloc - (bfa, &fcxp->rsp_sgpg_q, nrsp_sgpg) - != BFA_STATUS_OK) { - /* bfa_sgpg_wait(bfa, &fcxp->rsp_sgpg_wqe, - nrsp_sgpg); */ - /* - * TODO - */ - } - } - } - - return fcxp; -} - -/** - * Get the internal request buffer pointer - * - * @param[in] fcxp BFA fcxp pointer - * - * @return pointer to the internal request buffer - */ -void * -bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp) -{ - struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; - void *reqbuf; - - bfa_assert(fcxp->use_ireqbuf == 1); - reqbuf = ((u8 *)mod->req_pld_list_kva) + - fcxp->fcxp_tag * mod->req_pld_sz; - return reqbuf; -} - -u32 -bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp) -{ - struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; - - return mod->req_pld_sz; -} - -/** - * Get the internal response buffer pointer - * - * @param[in] fcxp BFA fcxp pointer - * - * @return pointer to the internal request buffer - */ -void * -bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp) -{ - struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; - void *rspbuf; - - bfa_assert(fcxp->use_irspbuf == 1); - - rspbuf = ((u8 *)mod->rsp_pld_list_kva) + - fcxp->fcxp_tag * mod->rsp_pld_sz; - return rspbuf; -} - -/** - * Free the BFA FCXP - * - * @param[in] fcxp BFA fcxp pointer - * - * @return void - */ -void -bfa_fcxp_free(struct bfa_fcxp_s *fcxp) -{ - struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; - - bfa_assert(fcxp != NULL); - bfa_trc(mod->bfa, fcxp->fcxp_tag); - bfa_fcxp_put(fcxp); -} - -/** - * Send a FCXP request - * - * @param[in] fcxp BFA fcxp pointer - * @param[in] rport BFA rport pointer. Could be left NULL for WKA rports - * @param[in] vf_id virtual Fabric ID - * @param[in] lp_tag lport tag - * @param[in] cts use Continous sequence - * @param[in] cos fc Class of Service - * @param[in] reqlen request length, does not include FCHS length - * @param[in] fchs fc Header Pointer. The header content will be copied - * in by BFA. - * - * @param[in] cbfn call back function to be called on receiving - * the response - * @param[in] cbarg arg for cbfn - * @param[in] rsp_timeout - * response timeout - * - * @return bfa_status_t - */ -void -bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport, - u16 vf_id, u8 lp_tag, bfa_boolean_t cts, enum fc_cos cos, - u32 reqlen, struct fchs_s *fchs, bfa_cb_fcxp_send_t cbfn, - void *cbarg, u32 rsp_maxlen, u8 rsp_timeout) -{ - struct bfa_s *bfa = fcxp->fcxp_mod->bfa; - struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info; - struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info; - struct bfi_fcxp_send_req_s *send_req; - - bfa_trc(bfa, fcxp->fcxp_tag); - - /** - * setup request/response info - */ - reqi->bfa_rport = rport; - reqi->vf_id = vf_id; - reqi->lp_tag = lp_tag; - reqi->class = cos; - rspi->rsp_timeout = rsp_timeout; - reqi->cts = cts; - reqi->fchs = *fchs; - reqi->req_tot_len = reqlen; - rspi->rsp_maxlen = rsp_maxlen; - fcxp->send_cbfn = cbfn ? cbfn : bfa_fcxp_null_comp; - fcxp->send_cbarg = cbarg; - - /** - * If no room in CPE queue, wait for space in request queue - */ - send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP); - if (!send_req) { - bfa_trc(bfa, fcxp->fcxp_tag); - fcxp->reqq_waiting = BFA_TRUE; - bfa_reqq_wait(bfa, BFA_REQQ_FCXP, &fcxp->reqq_wqe); - return; - } - - bfa_fcxp_queue(fcxp, send_req); -} - -/** - * Abort a BFA FCXP - * - * @param[in] fcxp BFA fcxp pointer - * - * @return void - */ -bfa_status_t -bfa_fcxp_abort(struct bfa_fcxp_s *fcxp) -{ - bfa_assert(0); - return BFA_STATUS_OK; -} - -void -bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe, - bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *alloc_cbarg) -{ - struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); - - bfa_assert(list_empty(&mod->fcxp_free_q)); - - wqe->alloc_cbfn = alloc_cbfn; - wqe->alloc_cbarg = alloc_cbarg; - list_add_tail(&wqe->qe, &mod->wait_q); -} - -void -bfa_fcxp_walloc_cancel(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe) -{ - struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); - - bfa_assert(bfa_q_is_on_q(&mod->wait_q, wqe)); - list_del(&wqe->qe); -} - -void -bfa_fcxp_discard(struct bfa_fcxp_s *fcxp) -{ - /** - * If waiting for room in request queue, cancel reqq wait - * and free fcxp. - */ - if (fcxp->reqq_waiting) { - fcxp->reqq_waiting = BFA_FALSE; - bfa_reqq_wcancel(&fcxp->reqq_wqe); - bfa_fcxp_free(fcxp); - return; - } - - fcxp->send_cbfn = bfa_fcxp_null_comp; -} - - - -/** - * hal_fcxp_public BFA FCXP public functions - */ - -void -bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) -{ - switch (msg->mhdr.msg_id) { - case BFI_FCXP_I2H_SEND_RSP: - hal_fcxp_send_comp(bfa, (struct bfi_fcxp_send_rsp_s *) msg); - break; - - default: - bfa_trc(bfa, msg->mhdr.msg_id); - bfa_assert(0); - } -} - -u32 -bfa_fcxp_get_maxrsp(struct bfa_s *bfa) -{ - struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); - - return mod->rsp_pld_sz; -} - - diff --git a/drivers/scsi/bfa/bfa_fcxp_priv.h b/drivers/scsi/bfa/bfa_fcxp_priv.h deleted file mode 100644 index 4cda49397da..00000000000 --- a/drivers/scsi/bfa/bfa_fcxp_priv.h +++ /dev/null @@ -1,138 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_FCXP_PRIV_H__ -#define __BFA_FCXP_PRIV_H__ - -#include <cs/bfa_sm.h> -#include <protocol/fc.h> -#include <bfa_svc.h> -#include <bfi/bfi_fcxp.h> - -#define BFA_FCXP_MIN (1) -#define BFA_FCXP_MAX_IBUF_SZ (2 * 1024 + 256) -#define BFA_FCXP_MAX_LBUF_SZ (4 * 1024 + 256) - -struct bfa_fcxp_mod_s { - struct bfa_s *bfa; /* backpointer to BFA */ - struct bfa_fcxp_s *fcxp_list; /* array of FCXPs */ - u16 num_fcxps; /* max num FCXP requests */ - struct list_head fcxp_free_q; /* free FCXPs */ - struct list_head fcxp_active_q; /* active FCXPs */ - void *req_pld_list_kva; /* list of FCXP req pld */ - u64 req_pld_list_pa; /* list of FCXP req pld */ - void *rsp_pld_list_kva; /* list of FCXP resp pld */ - u64 rsp_pld_list_pa; /* list of FCXP resp pld */ - struct list_head wait_q; /* wait queue for free fcxp */ - u32 req_pld_sz; - u32 rsp_pld_sz; -}; - -#define BFA_FCXP_MOD(__bfa) (&(__bfa)->modules.fcxp_mod) -#define BFA_FCXP_FROM_TAG(__mod, __tag) (&(__mod)->fcxp_list[__tag]) - -typedef void (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp, - void *cb_arg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs); - -/** - * Information needed for a FCXP request - */ -struct bfa_fcxp_req_info_s { - struct bfa_rport_s *bfa_rport; /* Pointer to the bfa rport that was - *returned from bfa_rport_create(). - *This could be left NULL for WKA or for - *FCXP interactions before the rport - *nexus is established - */ - struct fchs_s fchs; /* request FC header structure */ - u8 cts; /* continous sequence */ - u8 class; /* FC class for the request/response */ - u16 max_frmsz; /* max send frame size */ - u16 vf_id; /* vsan tag if applicable */ - u8 lp_tag; /* lport tag */ - u32 req_tot_len; /* request payload total length */ -}; - -struct bfa_fcxp_rsp_info_s { - struct fchs_s rsp_fchs; /* Response frame's FC header will - * be *sent back in this field */ - u8 rsp_timeout; /* timeout in seconds, 0-no response - */ - u8 rsvd2[3]; - u32 rsp_maxlen; /* max response length expected */ -}; - -struct bfa_fcxp_s { - struct list_head qe; /* fcxp queue element */ - bfa_sm_t sm; /* state machine */ - void *caller; /* driver or fcs */ - struct bfa_fcxp_mod_s *fcxp_mod; - /* back pointer to fcxp mod */ - u16 fcxp_tag; /* internal tag */ - struct bfa_fcxp_req_info_s req_info; - /* request info */ - struct bfa_fcxp_rsp_info_s rsp_info; - /* response info */ - u8 use_ireqbuf; /* use internal req buf */ - u8 use_irspbuf; /* use internal rsp buf */ - u32 nreq_sgles; /* num request SGLEs */ - u32 nrsp_sgles; /* num response SGLEs */ - struct list_head req_sgpg_q; /* SG pages for request buf */ - struct list_head req_sgpg_wqe; /* wait queue for req SG page */ - struct list_head rsp_sgpg_q; /* SG pages for response buf */ - struct list_head rsp_sgpg_wqe; /* wait queue for rsp SG page */ - - bfa_fcxp_get_sgaddr_t req_sga_cbfn; - /* SG elem addr user function */ - bfa_fcxp_get_sglen_t req_sglen_cbfn; - /* SG elem len user function */ - bfa_fcxp_get_sgaddr_t rsp_sga_cbfn; - /* SG elem addr user function */ - bfa_fcxp_get_sglen_t rsp_sglen_cbfn; - /* SG elem len user function */ - bfa_cb_fcxp_send_t send_cbfn; /* send completion callback */ - void *send_cbarg; /* callback arg */ - struct bfa_sge_s req_sge[BFA_FCXP_MAX_SGES]; - /* req SG elems */ - struct bfa_sge_s rsp_sge[BFA_FCXP_MAX_SGES]; - /* rsp SG elems */ - u8 rsp_status; /* comp: rsp status */ - u32 rsp_len; /* comp: actual response len */ - u32 residue_len; /* comp: residual rsp length */ - struct fchs_s rsp_fchs; /* comp: response fchs */ - struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */ - struct bfa_reqq_wait_s reqq_wqe; - bfa_boolean_t reqq_waiting; -}; - -#define BFA_FCXP_REQ_PLD(_fcxp) (bfa_fcxp_get_reqbuf(_fcxp)) - -#define BFA_FCXP_RSP_FCHS(_fcxp) (&((_fcxp)->rsp_info.fchs)) -#define BFA_FCXP_RSP_PLD(_fcxp) (bfa_fcxp_get_rspbuf(_fcxp)) - -#define BFA_FCXP_REQ_PLD_PA(_fcxp) \ - ((_fcxp)->fcxp_mod->req_pld_list_pa + \ - ((_fcxp)->fcxp_mod->req_pld_sz * (_fcxp)->fcxp_tag)) - -#define BFA_FCXP_RSP_PLD_PA(_fcxp) \ - ((_fcxp)->fcxp_mod->rsp_pld_list_pa + \ - ((_fcxp)->fcxp_mod->rsp_pld_sz * (_fcxp)->fcxp_tag)) - -void bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); -#endif /* __BFA_FCXP_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_fwimg_priv.h b/drivers/scsi/bfa/bfa_fwimg_priv.h deleted file mode 100644 index d33e19e5439..00000000000 --- a/drivers/scsi/bfa/bfa_fwimg_priv.h +++ /dev/null @@ -1,44 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_FWIMG_PRIV_H__ -#define __BFA_FWIMG_PRIV_H__ - -#define BFI_FLASH_CHUNK_SZ 256 /* Flash chunk size */ -#define BFI_FLASH_CHUNK_SZ_WORDS (BFI_FLASH_CHUNK_SZ/sizeof(u32)) - -/** - * BFI FW image type - */ -enum { - BFI_IMAGE_CB_FC, - BFI_IMAGE_CT_FC, - BFI_IMAGE_CT_CNA, - BFI_IMAGE_MAX, -}; - -extern u32 *bfi_image_get_chunk(int type, uint32_t off); -extern u32 bfi_image_get_size(int type); -extern u32 bfi_image_ct_fc_size; -extern u32 bfi_image_ct_cna_size; -extern u32 bfi_image_cb_fc_size; -extern u32 *bfi_image_ct_fc; -extern u32 *bfi_image_ct_cna; -extern u32 *bfi_image_cb_fc; - - -#endif /* __BFA_FWIMG_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_hw_cb.c b/drivers/scsi/bfa/bfa_hw_cb.c index edfd729445c..c787d3af088 100644 --- a/drivers/scsi/bfa/bfa_hw_cb.c +++ b/drivers/scsi/bfa/bfa_hw_cb.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,15 +15,15 @@ * General Public License for more details. */ -#include <bfa_priv.h> -#include <bfi/bfi_cbreg.h> +#include "bfa_modules.h" +#include "bfi_cbreg.h" void bfa_hwcb_reginit(struct bfa_s *bfa) { struct bfa_iocfc_regs_s *bfa_regs = &bfa->iocfc.bfa_regs; bfa_os_addr_t kva = bfa_ioc_bar0(&bfa->ioc); - int i, q, fn = bfa_ioc_pcifn(&bfa->ioc); + int i, q, fn = bfa_ioc_pcifn(&bfa->ioc); if (fn == 0) { bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS); diff --git a/drivers/scsi/bfa/bfa_hw_ct.c b/drivers/scsi/bfa/bfa_hw_ct.c index a357fb3066f..c97ebafec5e 100644 --- a/drivers/scsi/bfa/bfa_hw_ct.c +++ b/drivers/scsi/bfa/bfa_hw_ct.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,9 +15,8 @@ * General Public License for more details. */ -#include <bfa_priv.h> -#include <bfi/bfi_ctreg.h> -#include <bfa_ioc.h> +#include "bfa_modules.h" +#include "bfi_ctreg.h" BFA_TRC_FILE(HAL, IOCFC_CT); @@ -53,7 +52,7 @@ bfa_hwct_reginit(struct bfa_s *bfa) { struct bfa_iocfc_regs_s *bfa_regs = &bfa->iocfc.bfa_regs; bfa_os_addr_t kva = bfa_ioc_bar0(&bfa->ioc); - int i, q, fn = bfa_ioc_pcifn(&bfa->ioc); + int i, q, fn = bfa_ioc_pcifn(&bfa->ioc); if (fn == 0) { bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS); @@ -87,7 +86,7 @@ bfa_hwct_reginit(struct bfa_s *bfa) void bfa_hwct_reqq_ack(struct bfa_s *bfa, int reqq) { - u32 r32; + u32 r32; r32 = bfa_reg_read(bfa->iocfc.bfa_regs.cpe_q_ctrl[reqq]); bfa_reg_write(bfa->iocfc.bfa_regs.cpe_q_ctrl[reqq], r32); diff --git a/drivers/scsi/bfa/bfa_intr.c b/drivers/scsi/bfa/bfa_intr.c deleted file mode 100644 index 493678889b2..00000000000 --- a/drivers/scsi/bfa/bfa_intr.c +++ /dev/null @@ -1,270 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#include <bfa.h> -#include <bfi/bfi_ctreg.h> -#include <bfa_port_priv.h> -#include <bfa_intr_priv.h> -#include <cs/bfa_debug.h> - -BFA_TRC_FILE(HAL, INTR); - -static void -bfa_msix_errint(struct bfa_s *bfa, u32 intr) -{ - bfa_ioc_error_isr(&bfa->ioc); -} - -static void -bfa_msix_lpu(struct bfa_s *bfa) -{ - bfa_ioc_mbox_isr(&bfa->ioc); -} - -static void -bfa_reqq_resume(struct bfa_s *bfa, int qid) -{ - struct list_head *waitq, *qe, *qen; - struct bfa_reqq_wait_s *wqe; - - waitq = bfa_reqq(bfa, qid); - list_for_each_safe(qe, qen, waitq) { - /** - * Callback only as long as there is room in request queue - */ - if (bfa_reqq_full(bfa, qid)) - break; - - list_del(qe); - wqe = (struct bfa_reqq_wait_s *) qe; - wqe->qresume(wqe->cbarg); - } -} - -void -bfa_msix_all(struct bfa_s *bfa, int vec) -{ - bfa_intx(bfa); -} - -/** - * hal_intr_api - */ -bfa_boolean_t -bfa_intx(struct bfa_s *bfa) -{ - u32 intr, qintr; - int queue; - - intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status); - if (!intr) - return BFA_FALSE; - - /** - * RME completion queue interrupt - */ - qintr = intr & __HFN_INT_RME_MASK; - bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr); - - for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue++) { - if (intr & (__HFN_INT_RME_Q0 << queue)) - bfa_msix_rspq(bfa, queue & (BFI_IOC_MAX_CQS - 1)); - } - intr &= ~qintr; - if (!intr) - return BFA_TRUE; - - /** - * CPE completion queue interrupt - */ - qintr = intr & __HFN_INT_CPE_MASK; - bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr); - - for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue++) { - if (intr & (__HFN_INT_CPE_Q0 << queue)) - bfa_msix_reqq(bfa, queue & (BFI_IOC_MAX_CQS - 1)); - } - intr &= ~qintr; - if (!intr) - return BFA_TRUE; - - bfa_msix_lpu_err(bfa, intr); - - return BFA_TRUE; -} - -void -bfa_isr_enable(struct bfa_s *bfa) -{ - u32 intr_unmask; - int pci_func = bfa_ioc_pcifn(&bfa->ioc); - - bfa_trc(bfa, pci_func); - - bfa_msix_install(bfa); - intr_unmask = (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 | - __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS | - __HFN_INT_LL_HALT); - - if (pci_func == 0) - intr_unmask |= (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 | - __HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 | - __HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 | - __HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 | - __HFN_INT_MBOX_LPU0); - else - intr_unmask |= (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 | - __HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 | - __HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 | - __HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 | - __HFN_INT_MBOX_LPU1); - - bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr_unmask); - bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, ~intr_unmask); - bfa->iocfc.intr_mask = ~intr_unmask; - bfa_isr_mode_set(bfa, bfa->msix.nvecs != 0); -} - -void -bfa_isr_disable(struct bfa_s *bfa) -{ - bfa_isr_mode_set(bfa, BFA_FALSE); - bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, -1L); - bfa_msix_uninstall(bfa); -} - -void -bfa_msix_reqq(struct bfa_s *bfa, int qid) -{ - struct list_head *waitq; - - qid &= (BFI_IOC_MAX_CQS - 1); - - bfa->iocfc.hwif.hw_reqq_ack(bfa, qid); - - /** - * Resume any pending requests in the corresponding reqq. - */ - waitq = bfa_reqq(bfa, qid); - if (!list_empty(waitq)) - bfa_reqq_resume(bfa, qid); -} - -void -bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m) -{ - bfa_trc(bfa, m->mhdr.msg_class); - bfa_trc(bfa, m->mhdr.msg_id); - bfa_trc(bfa, m->mhdr.mtag.i2htok); - bfa_assert(0); - bfa_trc_stop(bfa->trcmod); -} - -void -bfa_msix_rspq(struct bfa_s *bfa, int qid) -{ - struct bfi_msg_s *m; - u32 pi, ci; - struct list_head *waitq; - - bfa_trc_fp(bfa, qid); - - qid &= (BFI_IOC_MAX_CQS - 1); - - bfa->iocfc.hwif.hw_rspq_ack(bfa, qid); - - ci = bfa_rspq_ci(bfa, qid); - pi = bfa_rspq_pi(bfa, qid); - - bfa_trc_fp(bfa, ci); - bfa_trc_fp(bfa, pi); - - if (bfa->rme_process) { - while (ci != pi) { - m = bfa_rspq_elem(bfa, qid, ci); - bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX); - - bfa_isrs[m->mhdr.msg_class] (bfa, m); - - CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems); - } - } - - /** - * update CI - */ - bfa_rspq_ci(bfa, qid) = pi; - bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[qid], pi); - bfa_os_mmiowb(); - - /** - * Resume any pending requests in the corresponding reqq. - */ - waitq = bfa_reqq(bfa, qid); - if (!list_empty(waitq)) - bfa_reqq_resume(bfa, qid); -} - -void -bfa_msix_lpu_err(struct bfa_s *bfa, int vec) -{ - u32 intr, curr_value; - - intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status); - - if (intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1)) - bfa_msix_lpu(bfa); - - intr &= (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 | - __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS | __HFN_INT_LL_HALT); - - if (intr) { - if (intr & __HFN_INT_LL_HALT) { - /** - * If LL_HALT bit is set then FW Init Halt LL Port - * Register needs to be cleared as well so Interrupt - * Status Register will be cleared. - */ - curr_value = bfa_reg_read(bfa->ioc.ioc_regs.ll_halt); - curr_value &= ~__FW_INIT_HALT_P; - bfa_reg_write(bfa->ioc.ioc_regs.ll_halt, curr_value); - } - - if (intr & __HFN_INT_ERR_PSS) { - /** - * ERR_PSS bit needs to be cleared as well in case - * interrups are shared so driver's interrupt handler is - * still called eventhough it is already masked out. - */ - curr_value = bfa_reg_read( - bfa->ioc.ioc_regs.pss_err_status_reg); - curr_value &= __PSS_ERR_STATUS_SET; - bfa_reg_write(bfa->ioc.ioc_regs.pss_err_status_reg, - curr_value); - } - - bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr); - bfa_msix_errint(bfa, intr); - } -} - -void -bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func) -{ - bfa_isrs[mc] = isr_func; -} - - diff --git a/drivers/scsi/bfa/bfa_intr_priv.h b/drivers/scsi/bfa/bfa_intr_priv.h deleted file mode 100644 index 5fc301cf4d1..00000000000 --- a/drivers/scsi/bfa/bfa_intr_priv.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_INTR_PRIV_H__ -#define __BFA_INTR_PRIV_H__ - -/** - * Message handler - */ -typedef void (*bfa_isr_func_t) (struct bfa_s *bfa, struct bfi_msg_s *m); -void bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m); -void bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func); - - -#define bfa_reqq_pi(__bfa, __reqq) ((__bfa)->iocfc.req_cq_pi[__reqq]) -#define bfa_reqq_ci(__bfa, __reqq) \ - (*(u32 *)((__bfa)->iocfc.req_cq_shadow_ci[__reqq].kva)) - -#define bfa_reqq_full(__bfa, __reqq) \ - (((bfa_reqq_pi(__bfa, __reqq) + 1) & \ - ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1)) == \ - bfa_reqq_ci(__bfa, __reqq)) - -#define bfa_reqq_next(__bfa, __reqq) \ - (bfa_reqq_full(__bfa, __reqq) ? NULL : \ - ((void *)((struct bfi_msg_s *)((__bfa)->iocfc.req_cq_ba[__reqq].kva) \ - + bfa_reqq_pi((__bfa), (__reqq))))) - -#define bfa_reqq_produce(__bfa, __reqq) do { \ - (__bfa)->iocfc.req_cq_pi[__reqq]++; \ - (__bfa)->iocfc.req_cq_pi[__reqq] &= \ - ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1); \ - bfa_reg_write((__bfa)->iocfc.bfa_regs.cpe_q_pi[__reqq], \ - (__bfa)->iocfc.req_cq_pi[__reqq]); \ - bfa_os_mmiowb(); \ -} while (0) - -#define bfa_rspq_pi(__bfa, __rspq) \ - (*(u32 *)((__bfa)->iocfc.rsp_cq_shadow_pi[__rspq].kva)) - -#define bfa_rspq_ci(__bfa, __rspq) ((__bfa)->iocfc.rsp_cq_ci[__rspq]) -#define bfa_rspq_elem(__bfa, __rspq, __ci) \ - (&((struct bfi_msg_s *)((__bfa)->iocfc.rsp_cq_ba[__rspq].kva))[__ci]) - -#define CQ_INCR(__index, __size) do { \ - (__index)++; \ - (__index) &= ((__size) - 1); \ -} while (0) - -/** - * Queue element to wait for room in request queue. FIFO order is - * maintained when fullfilling requests. - */ -struct bfa_reqq_wait_s { - struct list_head qe; - void (*qresume) (void *cbarg); - void *cbarg; -}; - -/** - * Circular queue usage assignments - */ -enum { - BFA_REQQ_IOC = 0, /* all low-priority IOC msgs */ - BFA_REQQ_FCXP = 0, /* all FCXP messages */ - BFA_REQQ_LPS = 0, /* all lport service msgs */ - BFA_REQQ_PORT = 0, /* all port messages */ - BFA_REQQ_FLASH = 0, /* for flash module */ - BFA_REQQ_DIAG = 0, /* for diag module */ - BFA_REQQ_RPORT = 0, /* all port messages */ - BFA_REQQ_SBOOT = 0, /* all san boot messages */ - BFA_REQQ_QOS_LO = 1, /* all low priority IO */ - BFA_REQQ_QOS_MD = 2, /* all medium priority IO */ - BFA_REQQ_QOS_HI = 3, /* all high priority IO */ -}; - -static inline void -bfa_reqq_winit(struct bfa_reqq_wait_s *wqe, void (*qresume) (void *cbarg), - void *cbarg) -{ - wqe->qresume = qresume; - wqe->cbarg = cbarg; -} - -#define bfa_reqq(__bfa, __reqq) (&(__bfa)->reqq_waitq[__reqq]) - -/** - * static inline void - * bfa_reqq_wait(struct bfa_s *bfa, int reqq, struct bfa_reqq_wait_s *wqe) - */ -#define bfa_reqq_wait(__bfa, __reqq, __wqe) do { \ - \ - struct list_head *waitq = bfa_reqq(__bfa, __reqq); \ - \ - bfa_assert(((__reqq) < BFI_IOC_MAX_CQS)); \ - bfa_assert((__wqe)->qresume && (__wqe)->cbarg); \ - \ - list_add_tail(&(__wqe)->qe, waitq); \ -} while (0) - -#define bfa_reqq_wcancel(__wqe) list_del(&(__wqe)->qe) - -#endif /* __BFA_INTR_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c index 8e78f20110a..6795b247791 100644 --- a/drivers/scsi/bfa/bfa_ioc.c +++ b/drivers/scsi/bfa/bfa_ioc.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,35 +15,33 @@ * General Public License for more details. */ -#include <bfa.h> -#include <bfa_ioc.h> -#include <bfa_fwimg_priv.h> -#include <cna/bfa_cna_trcmod.h> -#include <cs/bfa_debug.h> -#include <bfi/bfi_ioc.h> -#include <bfi/bfi_ctreg.h> -#include <aen/bfa_aen_ioc.h> -#include <aen/bfa_aen.h> -#include <log/bfa_log_hal.h> -#include <defs/bfa_defs_pci.h> +#include "bfa_ioc.h" +#include "bfi_ctreg.h" +#include "bfa_defs.h" +#include "bfa_defs_svc.h" +#include "bfad_drv.h" BFA_TRC_FILE(CNA, IOC); /** * IOC local definitions */ -#define BFA_IOC_TOV 2000 /* msecs */ -#define BFA_IOC_HWSEM_TOV 500 /* msecs */ -#define BFA_IOC_HB_TOV 500 /* msecs */ -#define BFA_IOC_HWINIT_MAX 2 -#define BFA_IOC_FWIMG_MINSZ (16 * 1024) -#define BFA_IOC_TOV_RECOVER BFA_IOC_HB_TOV +#define BFA_IOC_TOV 3000 /* msecs */ +#define BFA_IOC_HWSEM_TOV 500 /* msecs */ +#define BFA_IOC_HB_TOV 500 /* msecs */ +#define BFA_IOC_HWINIT_MAX 2 +#define BFA_IOC_TOV_RECOVER BFA_IOC_HB_TOV #define bfa_ioc_timer_start(__ioc) \ bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \ bfa_ioc_timeout, (__ioc), BFA_IOC_TOV) #define bfa_ioc_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->ioc_timer) +#define bfa_hb_timer_start(__ioc) \ + bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->hb_timer, \ + bfa_ioc_hb_check, (__ioc), BFA_IOC_HB_TOV) +#define bfa_hb_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->hb_timer) + #define BFA_DBG_FWTRC_ENTS (BFI_IOC_TRC_ENTS) #define BFA_DBG_FWTRC_LEN \ (BFA_DBG_FWTRC_ENTS * sizeof(struct bfa_trc_s) + \ @@ -55,100 +53,226 @@ BFA_TRC_FILE(CNA, IOC); * Asic specific macros : see bfa_hw_cb.c and bfa_hw_ct.c for details. */ -#define bfa_ioc_firmware_lock(__ioc) \ +#define bfa_ioc_firmware_lock(__ioc) \ ((__ioc)->ioc_hwif->ioc_firmware_lock(__ioc)) -#define bfa_ioc_firmware_unlock(__ioc) \ +#define bfa_ioc_firmware_unlock(__ioc) \ ((__ioc)->ioc_hwif->ioc_firmware_unlock(__ioc)) #define bfa_ioc_reg_init(__ioc) ((__ioc)->ioc_hwif->ioc_reg_init(__ioc)) #define bfa_ioc_map_port(__ioc) ((__ioc)->ioc_hwif->ioc_map_port(__ioc)) -#define bfa_ioc_notify_hbfail(__ioc) \ +#define bfa_ioc_notify_hbfail(__ioc) \ ((__ioc)->ioc_hwif->ioc_notify_hbfail(__ioc)) -#define bfa_ioc_is_optrom(__ioc) \ - (bfi_image_get_size(BFA_IOC_FWIMG_TYPE(__ioc)) < BFA_IOC_FWIMG_MINSZ) -bfa_boolean_t bfa_auto_recover = BFA_TRUE; +#ifdef BFA_IOC_IS_UEFI +#define bfa_ioc_is_bios_optrom(__ioc) (0) +#define bfa_ioc_is_uefi(__ioc) BFA_IOC_IS_UEFI +#else +#define bfa_ioc_is_bios_optrom(__ioc) \ + (bfa_cb_image_get_size(BFA_IOC_FWIMG_TYPE(__ioc)) < BFA_IOC_FWIMG_MINSZ) +#define bfa_ioc_is_uefi(__ioc) (0) +#endif + +#define bfa_ioc_mbox_cmd_pending(__ioc) \ + (!list_empty(&((__ioc)->mbox_mod.cmd_q)) || \ + bfa_reg_read((__ioc)->ioc_regs.hfn_mbox_cmd)) + +bfa_boolean_t bfa_auto_recover = BFA_TRUE; /* * forward declarations */ -static void bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc); -static void bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc); -static void bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force); -static void bfa_ioc_timeout(void *ioc); -static void bfa_ioc_send_enable(struct bfa_ioc_s *ioc); -static void bfa_ioc_send_disable(struct bfa_ioc_s *ioc); -static void bfa_ioc_send_getattr(struct bfa_ioc_s *ioc); -static void bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc); -static void bfa_ioc_hb_stop(struct bfa_ioc_s *ioc); -static void bfa_ioc_reset(struct bfa_ioc_s *ioc, bfa_boolean_t force); -static void bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc); -static void bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc); -static void bfa_ioc_recover(struct bfa_ioc_s *ioc); -static void bfa_ioc_check_attr_wwns(struct bfa_ioc_s *ioc); -static void bfa_ioc_disable_comp(struct bfa_ioc_s *ioc); -static void bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc); +static void bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc); +static void bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc); +static void bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force); +static void bfa_ioc_timeout(void *ioc); +static void bfa_ioc_send_enable(struct bfa_ioc_s *ioc); +static void bfa_ioc_send_disable(struct bfa_ioc_s *ioc); +static void bfa_ioc_send_getattr(struct bfa_ioc_s *ioc); +static void bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc); +static void bfa_ioc_hb_stop(struct bfa_ioc_s *ioc); +static void bfa_ioc_reset(struct bfa_ioc_s *ioc, bfa_boolean_t force); +static void bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc); +static void bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc); +static void bfa_ioc_recover(struct bfa_ioc_s *ioc); +static void bfa_ioc_check_attr_wwns(struct bfa_ioc_s *ioc); +static void bfa_ioc_disable_comp(struct bfa_ioc_s *ioc); +static void bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc); +static void bfa_ioc_pf_enabled(struct bfa_ioc_s *ioc); +static void bfa_ioc_pf_disabled(struct bfa_ioc_s *ioc); +static void bfa_ioc_pf_failed(struct bfa_ioc_s *ioc); +static void bfa_ioc_pf_fwmismatch(struct bfa_ioc_s *ioc); /** - * bfa_ioc_sm + * hal_ioc_sm */ /** - * IOC state machine events + * IOC state machine definitions/declarations */ enum ioc_event { - IOC_E_ENABLE = 1, /* IOC enable request */ - IOC_E_DISABLE = 2, /* IOC disable request */ - IOC_E_TIMEOUT = 3, /* f/w response timeout */ - IOC_E_FWREADY = 4, /* f/w initialization done */ - IOC_E_FWRSP_GETATTR = 5, /* IOC get attribute response */ - IOC_E_FWRSP_ENABLE = 6, /* enable f/w response */ - IOC_E_FWRSP_DISABLE = 7, /* disable f/w response */ - IOC_E_HBFAIL = 8, /* heartbeat failure */ - IOC_E_HWERROR = 9, /* hardware error interrupt */ - IOC_E_SEMLOCKED = 10, /* h/w semaphore is locked */ - IOC_E_DETACH = 11, /* driver detach cleanup */ + IOC_E_RESET = 1, /* IOC reset request */ + IOC_E_ENABLE = 2, /* IOC enable request */ + IOC_E_DISABLE = 3, /* IOC disable request */ + IOC_E_DETACH = 4, /* driver detach cleanup */ + IOC_E_ENABLED = 5, /* f/w enabled */ + IOC_E_FWRSP_GETATTR = 6, /* IOC get attribute response */ + IOC_E_DISABLED = 7, /* f/w disabled */ + IOC_E_FAILED = 8, /* failure notice by iocpf sm */ + IOC_E_HBFAIL = 9, /* heartbeat failure */ + IOC_E_HWERROR = 10, /* hardware error interrupt */ + IOC_E_TIMEOUT = 11, /* timeout */ }; +bfa_fsm_state_decl(bfa_ioc, uninit, struct bfa_ioc_s, enum ioc_event); bfa_fsm_state_decl(bfa_ioc, reset, struct bfa_ioc_s, enum ioc_event); -bfa_fsm_state_decl(bfa_ioc, fwcheck, struct bfa_ioc_s, enum ioc_event); -bfa_fsm_state_decl(bfa_ioc, mismatch, struct bfa_ioc_s, enum ioc_event); -bfa_fsm_state_decl(bfa_ioc, semwait, struct bfa_ioc_s, enum ioc_event); -bfa_fsm_state_decl(bfa_ioc, hwinit, struct bfa_ioc_s, enum ioc_event); bfa_fsm_state_decl(bfa_ioc, enabling, struct bfa_ioc_s, enum ioc_event); bfa_fsm_state_decl(bfa_ioc, getattr, struct bfa_ioc_s, enum ioc_event); bfa_fsm_state_decl(bfa_ioc, op, struct bfa_ioc_s, enum ioc_event); bfa_fsm_state_decl(bfa_ioc, initfail, struct bfa_ioc_s, enum ioc_event); -bfa_fsm_state_decl(bfa_ioc, hbfail, struct bfa_ioc_s, enum ioc_event); +bfa_fsm_state_decl(bfa_ioc, fail, struct bfa_ioc_s, enum ioc_event); bfa_fsm_state_decl(bfa_ioc, disabling, struct bfa_ioc_s, enum ioc_event); bfa_fsm_state_decl(bfa_ioc, disabled, struct bfa_ioc_s, enum ioc_event); static struct bfa_sm_table_s ioc_sm_table[] = { + {BFA_SM(bfa_ioc_sm_uninit), BFA_IOC_UNINIT}, {BFA_SM(bfa_ioc_sm_reset), BFA_IOC_RESET}, - {BFA_SM(bfa_ioc_sm_fwcheck), BFA_IOC_FWMISMATCH}, - {BFA_SM(bfa_ioc_sm_mismatch), BFA_IOC_FWMISMATCH}, - {BFA_SM(bfa_ioc_sm_semwait), BFA_IOC_SEMWAIT}, - {BFA_SM(bfa_ioc_sm_hwinit), BFA_IOC_HWINIT}, - {BFA_SM(bfa_ioc_sm_enabling), BFA_IOC_HWINIT}, + {BFA_SM(bfa_ioc_sm_enabling), BFA_IOC_ENABLING}, {BFA_SM(bfa_ioc_sm_getattr), BFA_IOC_GETATTR}, {BFA_SM(bfa_ioc_sm_op), BFA_IOC_OPERATIONAL}, {BFA_SM(bfa_ioc_sm_initfail), BFA_IOC_INITFAIL}, - {BFA_SM(bfa_ioc_sm_hbfail), BFA_IOC_HBFAIL}, + {BFA_SM(bfa_ioc_sm_fail), BFA_IOC_FAIL}, {BFA_SM(bfa_ioc_sm_disabling), BFA_IOC_DISABLING}, {BFA_SM(bfa_ioc_sm_disabled), BFA_IOC_DISABLED}, }; /** + * IOCPF state machine definitions/declarations + */ + +#define bfa_iocpf_timer_start(__ioc) \ + bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \ + bfa_iocpf_timeout, (__ioc), BFA_IOC_TOV) +#define bfa_iocpf_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->ioc_timer) + +#define bfa_iocpf_recovery_timer_start(__ioc) \ + bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \ + bfa_iocpf_timeout, (__ioc), BFA_IOC_TOV_RECOVER) + +#define bfa_sem_timer_start(__ioc) \ + bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->sem_timer, \ + bfa_iocpf_sem_timeout, (__ioc), BFA_IOC_HWSEM_TOV) +#define bfa_sem_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->sem_timer) + +/* + * Forward declareations for iocpf state machine + */ +static void bfa_iocpf_enable(struct bfa_ioc_s *ioc); +static void bfa_iocpf_disable(struct bfa_ioc_s *ioc); +static void bfa_iocpf_fail(struct bfa_ioc_s *ioc); +static void bfa_iocpf_initfail(struct bfa_ioc_s *ioc); +static void bfa_iocpf_getattrfail(struct bfa_ioc_s *ioc); +static void bfa_iocpf_stop(struct bfa_ioc_s *ioc); +static void bfa_iocpf_timeout(void *ioc_arg); +static void bfa_iocpf_sem_timeout(void *ioc_arg); + +/** + * IOCPF state machine events + */ +enum iocpf_event { + IOCPF_E_ENABLE = 1, /* IOCPF enable request */ + IOCPF_E_DISABLE = 2, /* IOCPF disable request */ + IOCPF_E_STOP = 3, /* stop on driver detach */ + IOCPF_E_FWREADY = 4, /* f/w initialization done */ + IOCPF_E_FWRSP_ENABLE = 5, /* enable f/w response */ + IOCPF_E_FWRSP_DISABLE = 6, /* disable f/w response */ + IOCPF_E_FAIL = 7, /* failure notice by ioc sm */ + IOCPF_E_INITFAIL = 8, /* init fail notice by ioc sm */ + IOCPF_E_GETATTRFAIL = 9, /* init fail notice by ioc sm */ + IOCPF_E_SEMLOCKED = 10, /* h/w semaphore is locked */ + IOCPF_E_TIMEOUT = 11, /* f/w response timeout */ +}; + +/** + * IOCPF states + */ +enum bfa_iocpf_state { + BFA_IOCPF_RESET = 1, /* IOC is in reset state */ + BFA_IOCPF_SEMWAIT = 2, /* Waiting for IOC h/w semaphore */ + BFA_IOCPF_HWINIT = 3, /* IOC h/w is being initialized */ + BFA_IOCPF_READY = 4, /* IOCPF is initialized */ + BFA_IOCPF_INITFAIL = 5, /* IOCPF failed */ + BFA_IOCPF_FAIL = 6, /* IOCPF failed */ + BFA_IOCPF_DISABLING = 7, /* IOCPF is being disabled */ + BFA_IOCPF_DISABLED = 8, /* IOCPF is disabled */ + BFA_IOCPF_FWMISMATCH = 9, /* IOC f/w different from drivers */ +}; + +bfa_fsm_state_decl(bfa_iocpf, reset, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, fwcheck, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, mismatch, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, semwait, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, hwinit, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, enabling, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, ready, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, initfail, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, fail, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, disabling, struct bfa_iocpf_s, enum iocpf_event); +bfa_fsm_state_decl(bfa_iocpf, disabled, struct bfa_iocpf_s, enum iocpf_event); + +static struct bfa_sm_table_s iocpf_sm_table[] = { + {BFA_SM(bfa_iocpf_sm_reset), BFA_IOCPF_RESET}, + {BFA_SM(bfa_iocpf_sm_fwcheck), BFA_IOCPF_FWMISMATCH}, + {BFA_SM(bfa_iocpf_sm_mismatch), BFA_IOCPF_FWMISMATCH}, + {BFA_SM(bfa_iocpf_sm_semwait), BFA_IOCPF_SEMWAIT}, + {BFA_SM(bfa_iocpf_sm_hwinit), BFA_IOCPF_HWINIT}, + {BFA_SM(bfa_iocpf_sm_enabling), BFA_IOCPF_HWINIT}, + {BFA_SM(bfa_iocpf_sm_ready), BFA_IOCPF_READY}, + {BFA_SM(bfa_iocpf_sm_initfail), BFA_IOCPF_INITFAIL}, + {BFA_SM(bfa_iocpf_sm_fail), BFA_IOCPF_FAIL}, + {BFA_SM(bfa_iocpf_sm_disabling), BFA_IOCPF_DISABLING}, + {BFA_SM(bfa_iocpf_sm_disabled), BFA_IOCPF_DISABLED}, +}; + +/** + * IOC State Machine + */ + +/** + * Beginning state. IOC uninit state. + */ + +static void +bfa_ioc_sm_uninit_entry(struct bfa_ioc_s *ioc) +{ +} + +/** + * IOC is in uninit state. + */ +static void +bfa_ioc_sm_uninit(struct bfa_ioc_s *ioc, enum ioc_event event) +{ + bfa_trc(ioc, event); + + switch (event) { + case IOC_E_RESET: + bfa_fsm_set_state(ioc, bfa_ioc_sm_reset); + break; + + default: + bfa_sm_fault(ioc, event); + } +} +/** * Reset entry actions -- initialize state machine */ static void bfa_ioc_sm_reset_entry(struct bfa_ioc_s *ioc) { - ioc->retry_count = 0; - ioc->auto_recover = bfa_auto_recover; + bfa_fsm_set_state(&ioc->iocpf, bfa_iocpf_sm_reset); } /** - * Beginning state. IOC is in reset state. + * IOC is in reset state. */ static void bfa_ioc_sm_reset(struct bfa_ioc_s *ioc, enum ioc_event event) @@ -157,7 +281,7 @@ bfa_ioc_sm_reset(struct bfa_ioc_s *ioc, enum ioc_event event) switch (event) { case IOC_E_ENABLE: - bfa_fsm_set_state(ioc, bfa_ioc_sm_fwcheck); + bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling); break; case IOC_E_DISABLE: @@ -165,6 +289,7 @@ bfa_ioc_sm_reset(struct bfa_ioc_s *ioc, enum ioc_event event) break; case IOC_E_DETACH: + bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); break; default: @@ -172,46 +297,209 @@ bfa_ioc_sm_reset(struct bfa_ioc_s *ioc, enum ioc_event event) } } + +static void +bfa_ioc_sm_enabling_entry(struct bfa_ioc_s *ioc) +{ + bfa_iocpf_enable(ioc); +} + /** - * Semaphore should be acquired for version check. + * Host IOC function is being enabled, awaiting response from firmware. + * Semaphore is acquired. */ static void -bfa_ioc_sm_fwcheck_entry(struct bfa_ioc_s *ioc) +bfa_ioc_sm_enabling(struct bfa_ioc_s *ioc, enum ioc_event event) { - bfa_ioc_hw_sem_get(ioc); + bfa_trc(ioc, event); + + switch (event) { + case IOC_E_ENABLED: + bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr); + break; + + case IOC_E_FAILED: + bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail); + break; + + case IOC_E_HWERROR: + bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail); + bfa_iocpf_initfail(ioc); + break; + + case IOC_E_DISABLE: + bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); + break; + + case IOC_E_DETACH: + bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); + bfa_iocpf_stop(ioc); + break; + + case IOC_E_ENABLE: + break; + + default: + bfa_sm_fault(ioc, event); + } +} + + +static void +bfa_ioc_sm_getattr_entry(struct bfa_ioc_s *ioc) +{ + bfa_ioc_timer_start(ioc); + bfa_ioc_send_getattr(ioc); } /** - * Awaiting h/w semaphore to continue with version check. + * IOC configuration in progress. Timer is active. */ static void -bfa_ioc_sm_fwcheck(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event) { bfa_trc(ioc, event); switch (event) { - case IOC_E_SEMLOCKED: - if (bfa_ioc_firmware_lock(ioc)) { - ioc->retry_count = 0; - bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit); - } else { - bfa_ioc_hw_sem_release(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_mismatch); - } + case IOC_E_FWRSP_GETATTR: + bfa_ioc_timer_stop(ioc); + bfa_ioc_check_attr_wwns(ioc); + bfa_fsm_set_state(ioc, bfa_ioc_sm_op); + break; + + case IOC_E_FAILED: + bfa_ioc_timer_stop(ioc); + bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail); + break; + + case IOC_E_HWERROR: + bfa_ioc_timer_stop(ioc); + /* fall through */ + + case IOC_E_TIMEOUT: + bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail); + bfa_iocpf_getattrfail(ioc); break; case IOC_E_DISABLE: - bfa_ioc_disable_comp(ioc); + bfa_ioc_timer_stop(ioc); + bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); + break; + + case IOC_E_ENABLE: + break; + + default: + bfa_sm_fault(ioc, event); + } +} + + +static void +bfa_ioc_sm_op_entry(struct bfa_ioc_s *ioc) +{ + struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; + + ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK); + bfa_ioc_hb_monitor(ioc); + BFA_LOG(KERN_INFO, bfad, log_level, "IOC enabled\n"); +} + +static void +bfa_ioc_sm_op(struct bfa_ioc_s *ioc, enum ioc_event event) +{ + bfa_trc(ioc, event); + + switch (event) { + case IOC_E_ENABLE: + break; + + case IOC_E_DISABLE: + bfa_ioc_hb_stop(ioc); + bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); + break; + + case IOC_E_FAILED: + bfa_ioc_hb_stop(ioc); + bfa_fsm_set_state(ioc, bfa_ioc_sm_fail); + break; + + case IOC_E_HWERROR: + bfa_ioc_hb_stop(ioc); + /* !!! fall through !!! */ + + case IOC_E_HBFAIL: + bfa_fsm_set_state(ioc, bfa_ioc_sm_fail); + bfa_iocpf_fail(ioc); + break; + + default: + bfa_sm_fault(ioc, event); + } +} + + +static void +bfa_ioc_sm_disabling_entry(struct bfa_ioc_s *ioc) +{ + struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; + bfa_iocpf_disable(ioc); + BFA_LOG(KERN_INFO, bfad, log_level, "IOC disabled\n"); +} + +/** + * IOC is being disabled + */ +static void +bfa_ioc_sm_disabling(struct bfa_ioc_s *ioc, enum ioc_event event) +{ + bfa_trc(ioc, event); + + switch (event) { + case IOC_E_DISABLED: + bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + break; + + case IOC_E_HWERROR: /* - * fall through + * No state change. Will move to disabled state + * after iocpf sm completes failure processing and + * moves to disabled state. */ + bfa_iocpf_fail(ioc); + break; - case IOC_E_DETACH: - bfa_ioc_hw_sem_get_cancel(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_reset); + default: + bfa_sm_fault(ioc, event); + } +} + +/** + * IOC disable completion entry. + */ +static void +bfa_ioc_sm_disabled_entry(struct bfa_ioc_s *ioc) +{ + bfa_ioc_disable_comp(ioc); +} + +static void +bfa_ioc_sm_disabled(struct bfa_ioc_s *ioc, enum ioc_event event) +{ + bfa_trc(ioc, event); + + switch (event) { + case IOC_E_ENABLE: + bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling); + break; + + case IOC_E_DISABLE: + ioc->cbfn->disable_cbfn(ioc->bfa); break; - case IOC_E_FWREADY: + case IOC_E_DETACH: + bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); + bfa_iocpf_stop(ioc); break; default: @@ -219,48 +507,138 @@ bfa_ioc_sm_fwcheck(struct bfa_ioc_s *ioc, enum ioc_event event) } } + +static void +bfa_ioc_sm_initfail_entry(struct bfa_ioc_s *ioc) +{ + ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); +} + /** - * Notify enable completion callback and generate mismatch AEN. + * Hardware initialization failed. */ static void -bfa_ioc_sm_mismatch_entry(struct bfa_ioc_s *ioc) +bfa_ioc_sm_initfail(struct bfa_ioc_s *ioc, enum ioc_event event) +{ + bfa_trc(ioc, event); + + switch (event) { + case IOC_E_ENABLED: + bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr); + break; + + case IOC_E_FAILED: + /** + * Initialization failure during iocpf init retry. + */ + ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); + break; + + case IOC_E_DISABLE: + bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); + break; + + case IOC_E_DETACH: + bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); + bfa_iocpf_stop(ioc); + break; + + default: + bfa_sm_fault(ioc, event); + } +} + + +static void +bfa_ioc_sm_fail_entry(struct bfa_ioc_s *ioc) { + struct list_head *qe; + struct bfa_ioc_hbfail_notify_s *notify; + struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; + /** - * Provide enable completion callback and AEN notification only once. + * Notify driver and common modules registered for notification. */ - if (ioc->retry_count == 0) { - ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); - bfa_ioc_aen_post(ioc, BFA_IOC_AEN_FWMISMATCH); + ioc->cbfn->hbfail_cbfn(ioc->bfa); + list_for_each(qe, &ioc->hb_notify_q) { + notify = (struct bfa_ioc_hbfail_notify_s *) qe; + notify->cbfn(notify->cbarg); } - ioc->retry_count++; - bfa_ioc_timer_start(ioc); + + BFA_LOG(KERN_CRIT, bfad, log_level, + "Heart Beat of IOC has failed\n"); } /** - * Awaiting firmware version match. + * IOC failure. */ static void -bfa_ioc_sm_mismatch(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_ioc_sm_fail(struct bfa_ioc_s *ioc, enum ioc_event event) { bfa_trc(ioc, event); switch (event) { - case IOC_E_TIMEOUT: - bfa_fsm_set_state(ioc, bfa_ioc_sm_fwcheck); + + case IOC_E_FAILED: + /** + * Initialization failure during iocpf recovery. + * !!! Fall through !!! + */ + case IOC_E_ENABLE: + ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); + break; + + case IOC_E_ENABLED: + bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr); break; case IOC_E_DISABLE: - bfa_ioc_disable_comp(ioc); + bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); + break; + + case IOC_E_HWERROR: /* - * fall through + * HB failure notification, ignore. */ + break; + default: + bfa_sm_fault(ioc, event); + } +} - case IOC_E_DETACH: - bfa_ioc_timer_stop(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_reset); + + +/** + * IOCPF State Machine + */ + + +/** + * Reset entry actions -- initialize state machine + */ +static void +bfa_iocpf_sm_reset_entry(struct bfa_iocpf_s *iocpf) +{ + iocpf->retry_count = 0; + iocpf->auto_recover = bfa_auto_recover; +} + +/** + * Beginning state. IOC is in reset state. + */ +static void +bfa_iocpf_sm_reset(struct bfa_iocpf_s *iocpf, enum iocpf_event event) +{ + struct bfa_ioc_s *ioc = iocpf->ioc; + + bfa_trc(ioc, event); + + switch (event) { + case IOCPF_E_ENABLE: + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fwcheck); break; - case IOC_E_FWREADY: + case IOCPF_E_STOP: break; default: @@ -269,31 +647,44 @@ bfa_ioc_sm_mismatch(struct bfa_ioc_s *ioc, enum ioc_event event) } /** - * Request for semaphore. + * Semaphore should be acquired for version check. */ static void -bfa_ioc_sm_semwait_entry(struct bfa_ioc_s *ioc) +bfa_iocpf_sm_fwcheck_entry(struct bfa_iocpf_s *iocpf) { - bfa_ioc_hw_sem_get(ioc); + bfa_ioc_hw_sem_get(iocpf->ioc); } /** - * Awaiting semaphore for h/w initialzation. + * Awaiting h/w semaphore to continue with version check. */ static void -bfa_ioc_sm_semwait(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_iocpf_sm_fwcheck(struct bfa_iocpf_s *iocpf, enum iocpf_event event) { + struct bfa_ioc_s *ioc = iocpf->ioc; + bfa_trc(ioc, event); switch (event) { - case IOC_E_SEMLOCKED: - ioc->retry_count = 0; - bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit); + case IOCPF_E_SEMLOCKED: + if (bfa_ioc_firmware_lock(ioc)) { + iocpf->retry_count = 0; + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit); + } else { + bfa_ioc_hw_sem_release(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_mismatch); + } break; - case IOC_E_DISABLE: + case IOCPF_E_DISABLE: bfa_ioc_hw_sem_get_cancel(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); + bfa_ioc_pf_disabled(ioc); + break; + + case IOCPF_E_STOP: + bfa_ioc_hw_sem_get_cancel(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); break; default: @@ -301,51 +692,81 @@ bfa_ioc_sm_semwait(struct bfa_ioc_s *ioc, enum ioc_event event) } } - +/** + * Notify enable completion callback. + */ static void -bfa_ioc_sm_hwinit_entry(struct bfa_ioc_s *ioc) +bfa_iocpf_sm_mismatch_entry(struct bfa_iocpf_s *iocpf) { - bfa_ioc_timer_start(ioc); - bfa_ioc_reset(ioc, BFA_FALSE); + /* + * Call only the first time sm enters fwmismatch state. + */ + if (iocpf->retry_count == 0) + bfa_ioc_pf_fwmismatch(iocpf->ioc); + + iocpf->retry_count++; + bfa_iocpf_timer_start(iocpf->ioc); } /** - * Hardware is being initialized. Interrupts are enabled. - * Holding hardware semaphore lock. + * Awaiting firmware version match. */ static void -bfa_ioc_sm_hwinit(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_iocpf_sm_mismatch(struct bfa_iocpf_s *iocpf, enum iocpf_event event) { + struct bfa_ioc_s *ioc = iocpf->ioc; + bfa_trc(ioc, event); switch (event) { - case IOC_E_FWREADY: - bfa_ioc_timer_stop(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling); + case IOCPF_E_TIMEOUT: + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fwcheck); break; - case IOC_E_HWERROR: - bfa_ioc_timer_stop(ioc); - /* - * fall through - */ + case IOCPF_E_DISABLE: + bfa_iocpf_timer_stop(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); + bfa_ioc_pf_disabled(ioc); + break; - case IOC_E_TIMEOUT: - ioc->retry_count++; - if (ioc->retry_count < BFA_IOC_HWINIT_MAX) { - bfa_ioc_timer_start(ioc); - bfa_ioc_reset(ioc, BFA_TRUE); - break; - } + case IOCPF_E_STOP: + bfa_iocpf_timer_stop(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); + break; - bfa_ioc_hw_sem_release(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail); + default: + bfa_sm_fault(ioc, event); + } +} + +/** + * Request for semaphore. + */ +static void +bfa_iocpf_sm_semwait_entry(struct bfa_iocpf_s *iocpf) +{ + bfa_ioc_hw_sem_get(iocpf->ioc); +} + +/** + * Awaiting semaphore for h/w initialzation. + */ +static void +bfa_iocpf_sm_semwait(struct bfa_iocpf_s *iocpf, enum iocpf_event event) +{ + struct bfa_ioc_s *ioc = iocpf->ioc; + + bfa_trc(ioc, event); + + switch (event) { + case IOCPF_E_SEMLOCKED: + iocpf->retry_count = 0; + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit); break; - case IOC_E_DISABLE: - bfa_ioc_hw_sem_release(ioc); - bfa_ioc_timer_stop(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + case IOCPF_E_DISABLE: + bfa_ioc_hw_sem_get_cancel(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); break; default: @@ -355,55 +776,54 @@ bfa_ioc_sm_hwinit(struct bfa_ioc_s *ioc, enum ioc_event event) static void -bfa_ioc_sm_enabling_entry(struct bfa_ioc_s *ioc) +bfa_iocpf_sm_hwinit_entry(struct bfa_iocpf_s *iocpf) { - bfa_ioc_timer_start(ioc); - bfa_ioc_send_enable(ioc); + bfa_iocpf_timer_start(iocpf->ioc); + bfa_ioc_reset(iocpf->ioc, BFA_FALSE); } /** - * Host IOC function is being enabled, awaiting response from firmware. - * Semaphore is acquired. + * Hardware is being initialized. Interrupts are enabled. + * Holding hardware semaphore lock. */ static void -bfa_ioc_sm_enabling(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_iocpf_sm_hwinit(struct bfa_iocpf_s *iocpf, enum iocpf_event event) { + struct bfa_ioc_s *ioc = iocpf->ioc; + bfa_trc(ioc, event); switch (event) { - case IOC_E_FWRSP_ENABLE: - bfa_ioc_timer_stop(ioc); - bfa_ioc_hw_sem_release(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr); + case IOCPF_E_FWREADY: + bfa_iocpf_timer_stop(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_enabling); break; - case IOC_E_HWERROR: - bfa_ioc_timer_stop(ioc); + case IOCPF_E_INITFAIL: + bfa_iocpf_timer_stop(ioc); /* - * fall through + * !!! fall through !!! */ - case IOC_E_TIMEOUT: - ioc->retry_count++; - if (ioc->retry_count < BFA_IOC_HWINIT_MAX) { - bfa_reg_write(ioc->ioc_regs.ioc_fwstate, - BFI_IOC_UNINIT); - bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit); + case IOCPF_E_TIMEOUT: + iocpf->retry_count++; + if (iocpf->retry_count < BFA_IOC_HWINIT_MAX) { + bfa_iocpf_timer_start(ioc); + bfa_ioc_reset(ioc, BFA_TRUE); break; } bfa_ioc_hw_sem_release(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail); - break; + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail); - case IOC_E_DISABLE: - bfa_ioc_timer_stop(ioc); - bfa_ioc_hw_sem_release(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + if (event == IOCPF_E_TIMEOUT) + bfa_ioc_pf_failed(ioc); break; - case IOC_E_FWREADY: - bfa_ioc_send_enable(ioc); + case IOCPF_E_DISABLE: + bfa_ioc_hw_sem_release(ioc); + bfa_iocpf_timer_stop(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); break; default: @@ -413,40 +833,60 @@ bfa_ioc_sm_enabling(struct bfa_ioc_s *ioc, enum ioc_event event) static void -bfa_ioc_sm_getattr_entry(struct bfa_ioc_s *ioc) +bfa_iocpf_sm_enabling_entry(struct bfa_iocpf_s *iocpf) { - bfa_ioc_timer_start(ioc); - bfa_ioc_send_getattr(ioc); + bfa_iocpf_timer_start(iocpf->ioc); + bfa_ioc_send_enable(iocpf->ioc); } /** - * IOC configuration in progress. Timer is active. + * Host IOC function is being enabled, awaiting response from firmware. + * Semaphore is acquired. */ static void -bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_iocpf_sm_enabling(struct bfa_iocpf_s *iocpf, enum iocpf_event event) { + struct bfa_ioc_s *ioc = iocpf->ioc; + bfa_trc(ioc, event); switch (event) { - case IOC_E_FWRSP_GETATTR: - bfa_ioc_timer_stop(ioc); - bfa_ioc_check_attr_wwns(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_op); + case IOCPF_E_FWRSP_ENABLE: + bfa_iocpf_timer_stop(ioc); + bfa_ioc_hw_sem_release(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_ready); break; - case IOC_E_HWERROR: - bfa_ioc_timer_stop(ioc); + case IOCPF_E_INITFAIL: + bfa_iocpf_timer_stop(ioc); /* - * fall through + * !!! fall through !!! */ - case IOC_E_TIMEOUT: - bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail); + case IOCPF_E_TIMEOUT: + iocpf->retry_count++; + if (iocpf->retry_count < BFA_IOC_HWINIT_MAX) { + bfa_reg_write(ioc->ioc_regs.ioc_fwstate, + BFI_IOC_UNINIT); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit); + break; + } + + bfa_ioc_hw_sem_release(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail); + + if (event == IOCPF_E_TIMEOUT) + bfa_ioc_pf_failed(ioc); break; - case IOC_E_DISABLE: - bfa_ioc_timer_stop(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + case IOCPF_E_DISABLE: + bfa_iocpf_timer_stop(ioc); + bfa_ioc_hw_sem_release(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling); + break; + + case IOCPF_E_FWREADY: + bfa_ioc_send_enable(ioc); break; default: @@ -455,41 +895,40 @@ bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event) } + static void -bfa_ioc_sm_op_entry(struct bfa_ioc_s *ioc) +bfa_iocpf_sm_ready_entry(struct bfa_iocpf_s *iocpf) { - ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK); - bfa_ioc_hb_monitor(ioc); - bfa_ioc_aen_post(ioc, BFA_IOC_AEN_ENABLE); + bfa_ioc_pf_enabled(iocpf->ioc); } static void -bfa_ioc_sm_op(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_iocpf_sm_ready(struct bfa_iocpf_s *iocpf, enum iocpf_event event) { + struct bfa_ioc_s *ioc = iocpf->ioc; + bfa_trc(ioc, event); switch (event) { - case IOC_E_ENABLE: + case IOCPF_E_DISABLE: + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling); break; - case IOC_E_DISABLE: - bfa_ioc_hb_stop(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); + case IOCPF_E_GETATTRFAIL: + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail); break; - case IOC_E_HWERROR: - case IOC_E_FWREADY: - /** - * Hard error or IOC recovery by other function. - * Treat it same as heartbeat failure. - */ - bfa_ioc_hb_stop(ioc); - /* - * !!! fall through !!! - */ + case IOCPF_E_FAIL: + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail); + break; - case IOC_E_HBFAIL: - bfa_fsm_set_state(ioc, bfa_ioc_sm_hbfail); + case IOCPF_E_FWREADY: + if (bfa_ioc_is_operational(ioc)) + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail); + else + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail); + + bfa_ioc_pf_failed(ioc); break; default: @@ -499,36 +938,41 @@ bfa_ioc_sm_op(struct bfa_ioc_s *ioc, enum ioc_event event) static void -bfa_ioc_sm_disabling_entry(struct bfa_ioc_s *ioc) +bfa_iocpf_sm_disabling_entry(struct bfa_iocpf_s *iocpf) { - bfa_ioc_aen_post(ioc, BFA_IOC_AEN_DISABLE); - bfa_ioc_timer_start(ioc); - bfa_ioc_send_disable(ioc); + bfa_iocpf_timer_start(iocpf->ioc); + bfa_ioc_send_disable(iocpf->ioc); } /** * IOC is being disabled */ static void -bfa_ioc_sm_disabling(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_iocpf_sm_disabling(struct bfa_iocpf_s *iocpf, enum iocpf_event event) { + struct bfa_ioc_s *ioc = iocpf->ioc; + bfa_trc(ioc, event); switch (event) { - case IOC_E_FWRSP_DISABLE: - bfa_ioc_timer_stop(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + case IOCPF_E_FWRSP_DISABLE: + case IOCPF_E_FWREADY: + bfa_iocpf_timer_stop(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); break; - case IOC_E_HWERROR: - bfa_ioc_timer_stop(ioc); + case IOCPF_E_FAIL: + bfa_iocpf_timer_stop(ioc); /* * !!! fall through !!! */ - case IOC_E_TIMEOUT: + case IOCPF_E_TIMEOUT: bfa_reg_write(ioc->ioc_regs.ioc_fwstate, BFI_IOC_FAIL); - bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); + break; + + case IOCPF_E_FWRSP_ENABLE: break; default: @@ -540,31 +984,26 @@ bfa_ioc_sm_disabling(struct bfa_ioc_s *ioc, enum ioc_event event) * IOC disable completion entry. */ static void -bfa_ioc_sm_disabled_entry(struct bfa_ioc_s *ioc) +bfa_iocpf_sm_disabled_entry(struct bfa_iocpf_s *iocpf) { - bfa_ioc_disable_comp(ioc); + bfa_ioc_pf_disabled(iocpf->ioc); } static void -bfa_ioc_sm_disabled(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_iocpf_sm_disabled(struct bfa_iocpf_s *iocpf, enum iocpf_event event) { + struct bfa_ioc_s *ioc = iocpf->ioc; + bfa_trc(ioc, event); switch (event) { - case IOC_E_ENABLE: - bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait); + case IOCPF_E_ENABLE: + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_semwait); break; - case IOC_E_DISABLE: - ioc->cbfn->disable_cbfn(ioc->bfa); - break; - - case IOC_E_FWREADY: - break; - - case IOC_E_DETACH: + case IOCPF_E_STOP: bfa_ioc_firmware_unlock(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_reset); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); break; default: @@ -574,34 +1013,35 @@ bfa_ioc_sm_disabled(struct bfa_ioc_s *ioc, enum ioc_event event) static void -bfa_ioc_sm_initfail_entry(struct bfa_ioc_s *ioc) +bfa_iocpf_sm_initfail_entry(struct bfa_iocpf_s *iocpf) { - ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); - bfa_ioc_timer_start(ioc); + bfa_iocpf_timer_start(iocpf->ioc); } /** * Hardware initialization failed. */ static void -bfa_ioc_sm_initfail(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_iocpf_sm_initfail(struct bfa_iocpf_s *iocpf, enum iocpf_event event) { + struct bfa_ioc_s *ioc = iocpf->ioc; + bfa_trc(ioc, event); switch (event) { - case IOC_E_DISABLE: - bfa_ioc_timer_stop(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + case IOCPF_E_DISABLE: + bfa_iocpf_timer_stop(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); break; - case IOC_E_DETACH: - bfa_ioc_timer_stop(ioc); + case IOCPF_E_STOP: + bfa_iocpf_timer_stop(ioc); bfa_ioc_firmware_unlock(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_reset); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); break; - case IOC_E_TIMEOUT: - bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait); + case IOCPF_E_TIMEOUT: + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_semwait); break; default: @@ -611,80 +1051,47 @@ bfa_ioc_sm_initfail(struct bfa_ioc_s *ioc, enum ioc_event event) static void -bfa_ioc_sm_hbfail_entry(struct bfa_ioc_s *ioc) +bfa_iocpf_sm_fail_entry(struct bfa_iocpf_s *iocpf) { - struct list_head *qe; - struct bfa_ioc_hbfail_notify_s *notify; - /** * Mark IOC as failed in hardware and stop firmware. */ - bfa_ioc_lpu_stop(ioc); - bfa_reg_write(ioc->ioc_regs.ioc_fwstate, BFI_IOC_FAIL); + bfa_ioc_lpu_stop(iocpf->ioc); + bfa_reg_write(iocpf->ioc->ioc_regs.ioc_fwstate, BFI_IOC_FAIL); /** * Notify other functions on HB failure. */ - bfa_ioc_notify_hbfail(ioc); - - /** - * Notify driver and common modules registered for notification. - */ - ioc->cbfn->hbfail_cbfn(ioc->bfa); - list_for_each(qe, &ioc->hb_notify_q) { - notify = (struct bfa_ioc_hbfail_notify_s *)qe; - notify->cbfn(notify->cbarg); - } + bfa_ioc_notify_hbfail(iocpf->ioc); /** * Flush any queued up mailbox requests. */ - bfa_ioc_mbox_hbfail(ioc); - bfa_ioc_aen_post(ioc, BFA_IOC_AEN_HBFAIL); + bfa_ioc_mbox_hbfail(iocpf->ioc); - /** - * Trigger auto-recovery after a delay. - */ - if (ioc->auto_recover) { - bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, - bfa_ioc_timeout, ioc, BFA_IOC_TOV_RECOVER); - } + if (iocpf->auto_recover) + bfa_iocpf_recovery_timer_start(iocpf->ioc); } /** - * IOC heartbeat failure. + * IOC is in failed state. */ static void -bfa_ioc_sm_hbfail(struct bfa_ioc_s *ioc, enum ioc_event event) +bfa_iocpf_sm_fail(struct bfa_iocpf_s *iocpf, enum iocpf_event event) { + struct bfa_ioc_s *ioc = iocpf->ioc; + bfa_trc(ioc, event); switch (event) { - - case IOC_E_ENABLE: - ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); - break; - - case IOC_E_DISABLE: - if (ioc->auto_recover) - bfa_ioc_timer_stop(ioc); - bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + case IOCPF_E_DISABLE: + if (iocpf->auto_recover) + bfa_iocpf_timer_stop(ioc); + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); break; - case IOC_E_TIMEOUT: - bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait); - break; - - case IOC_E_FWREADY: - /** - * Recovery is already initiated by other function. - */ - break; - - case IOC_E_HWERROR: - /* - * HB failure notification, ignore. - */ + case IOCPF_E_TIMEOUT: + bfa_fsm_set_state(iocpf, bfa_iocpf_sm_semwait); break; default: @@ -695,14 +1102,14 @@ bfa_ioc_sm_hbfail(struct bfa_ioc_s *ioc, enum ioc_event event) /** - * bfa_ioc_pvt BFA IOC private functions + * hal_ioc_pvt BFA IOC private functions */ static void bfa_ioc_disable_comp(struct bfa_ioc_s *ioc) { - struct list_head *qe; - struct bfa_ioc_hbfail_notify_s *notify; + struct list_head *qe; + struct bfa_ioc_hbfail_notify_s *notify; ioc->cbfn->disable_cbfn(ioc->bfa); @@ -710,25 +1117,17 @@ bfa_ioc_disable_comp(struct bfa_ioc_s *ioc) * Notify common modules registered for notification. */ list_for_each(qe, &ioc->hb_notify_q) { - notify = (struct bfa_ioc_hbfail_notify_s *)qe; + notify = (struct bfa_ioc_hbfail_notify_s *) qe; notify->cbfn(notify->cbarg); } } -void -bfa_ioc_sem_timeout(void *ioc_arg) -{ - struct bfa_ioc_s *ioc = (struct bfa_ioc_s *)ioc_arg; - - bfa_ioc_hw_sem_get(ioc); -} - bfa_boolean_t bfa_ioc_sem_get(bfa_os_addr_t sem_reg) { u32 r32; int cnt = 0; -#define BFA_SEM_SPINCNT 3000 +#define BFA_SEM_SPINCNT 3000 r32 = bfa_reg_read(sem_reg); @@ -754,7 +1153,7 @@ bfa_ioc_sem_release(bfa_os_addr_t sem_reg) static void bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc) { - u32 r32; + u32 r32; /** * First read to the semaphore register will return 0, subsequent reads @@ -762,12 +1161,11 @@ bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc) */ r32 = bfa_reg_read(ioc->ioc_regs.ioc_sem_reg); if (r32 == 0) { - bfa_fsm_send_event(ioc, IOC_E_SEMLOCKED); + bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_SEMLOCKED); return; } - bfa_timer_begin(ioc->timer_mod, &ioc->sem_timer, bfa_ioc_sem_timeout, - ioc, BFA_IOC_HWSEM_TOV); + bfa_sem_timer_start(ioc); } void @@ -779,7 +1177,7 @@ bfa_ioc_hw_sem_release(struct bfa_ioc_s *ioc) static void bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc) { - bfa_timer_stop(&ioc->sem_timer); + bfa_sem_timer_stop(ioc); } /** @@ -788,14 +1186,18 @@ bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc) static void bfa_ioc_lmem_init(struct bfa_ioc_s *ioc) { - u32 pss_ctl; - int i; + u32 pss_ctl; + int i; #define PSS_LMEM_INIT_TIME 10000 pss_ctl = bfa_reg_read(ioc->ioc_regs.pss_ctl_reg); pss_ctl &= ~__PSS_LMEM_RESET; pss_ctl |= __PSS_LMEM_INIT_EN; - pss_ctl |= __PSS_I2C_CLK_DIV(3UL); /* i2c workaround 12.5khz clock */ + + /* + * i2c workaround 12.5khz clock + */ + pss_ctl |= __PSS_I2C_CLK_DIV(3UL); bfa_reg_write(ioc->ioc_regs.pss_ctl_reg, pss_ctl); /** @@ -821,7 +1223,7 @@ bfa_ioc_lmem_init(struct bfa_ioc_s *ioc) static void bfa_ioc_lpu_start(struct bfa_ioc_s *ioc) { - u32 pss_ctl; + u32 pss_ctl; /** * Take processor out of reset. @@ -835,7 +1237,7 @@ bfa_ioc_lpu_start(struct bfa_ioc_s *ioc) static void bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc) { - u32 pss_ctl; + u32 pss_ctl; /** * Put processors in reset. @@ -852,10 +1254,10 @@ bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc) void bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr) { - u32 pgnum, pgoff; - u32 loff = 0; - int i; - u32 *fwsig = (u32 *) fwhdr; + u32 pgnum, pgoff; + u32 loff = 0; + int i; + u32 *fwsig = (u32 *) fwhdr; pgnum = bfa_ioc_smem_pgnum(ioc, loff); pgoff = bfa_ioc_smem_pgoff(ioc, loff); @@ -863,7 +1265,8 @@ bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr) for (i = 0; i < (sizeof(struct bfi_ioc_image_hdr_s) / sizeof(u32)); i++) { - fwsig[i] = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff); + fwsig[i] = + bfa_mem_read(ioc->ioc_regs.smem_page_start, loff); loff += sizeof(u32); } } @@ -875,10 +1278,10 @@ bfa_boolean_t bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr) { struct bfi_ioc_image_hdr_s *drv_fwhdr; - int i; + int i; drv_fwhdr = (struct bfi_ioc_image_hdr_s *) - bfi_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), 0); + bfa_cb_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), 0); for (i = 0; i < BFI_IOC_MD5SUM_SZ; i++) { if (fwhdr->md5sum[i] != drv_fwhdr->md5sum[i]) { @@ -897,21 +1300,20 @@ bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr) * Return true if current running version is valid. Firmware signature and * execution context (driver/bios) must match. */ -static bfa_boolean_t -bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc) +static bfa_boolean_t +bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc, u32 boot_env) { struct bfi_ioc_image_hdr_s fwhdr, *drv_fwhdr; /** * If bios/efi boot (flash based) -- return true */ - if (bfa_ioc_is_optrom(ioc)) + if (bfa_ioc_is_bios_optrom(ioc)) return BFA_TRUE; bfa_ioc_fwver_get(ioc, &fwhdr); drv_fwhdr = (struct bfi_ioc_image_hdr_s *) - bfi_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), 0); - + bfa_cb_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), 0); if (fwhdr.signature != drv_fwhdr->signature) { bfa_trc(ioc, fwhdr.signature); @@ -919,9 +1321,9 @@ bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc) return BFA_FALSE; } - if (fwhdr.exec != drv_fwhdr->exec) { - bfa_trc(ioc, fwhdr.exec); - bfa_trc(ioc, drv_fwhdr->exec); + if (bfa_os_swap32(fwhdr.param) != boot_env) { + bfa_trc(ioc, fwhdr.param); + bfa_trc(ioc, boot_env); return BFA_FALSE; } @@ -934,7 +1336,7 @@ bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc) static void bfa_ioc_msgflush(struct bfa_ioc_s *ioc) { - u32 r32; + u32 r32; r32 = bfa_reg_read(ioc->ioc_regs.lpu_mbox_cmd); if (r32) @@ -946,7 +1348,9 @@ static void bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force) { enum bfi_ioc_state ioc_fwstate; - bfa_boolean_t fwvalid; + bfa_boolean_t fwvalid; + u32 boot_type; + u32 boot_env; ioc_fwstate = bfa_reg_read(ioc->ioc_regs.ioc_fwstate); @@ -955,14 +1359,33 @@ bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force) bfa_trc(ioc, ioc_fwstate); + boot_type = BFI_BOOT_TYPE_NORMAL; + boot_env = BFI_BOOT_LOADER_OS; + + /** + * Flash based firmware boot BIOS env. + */ + if (bfa_ioc_is_bios_optrom(ioc)) { + boot_type = BFI_BOOT_TYPE_FLASH; + boot_env = BFI_BOOT_LOADER_BIOS; + } + + /** + * Flash based firmware boot UEFI env. + */ + if (bfa_ioc_is_uefi(ioc)) { + boot_type = BFI_BOOT_TYPE_FLASH; + boot_env = BFI_BOOT_LOADER_UEFI; + } + /** * check if firmware is valid */ fwvalid = (ioc_fwstate == BFI_IOC_UNINIT) ? - BFA_FALSE : bfa_ioc_fwver_valid(ioc); + BFA_FALSE : bfa_ioc_fwver_valid(ioc, boot_env); if (!fwvalid) { - bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id); + bfa_ioc_boot(ioc, boot_type, boot_env); return; } @@ -971,7 +1394,6 @@ bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force) * just wait for an initialization completion interrupt. */ if (ioc_fwstate == BFI_IOC_INITING) { - bfa_trc(ioc, ioc_fwstate); ioc->cbfn->reset_cbfn(ioc->bfa); return; } @@ -985,8 +1407,7 @@ bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force) * is loaded. */ if (ioc_fwstate == BFI_IOC_DISABLED || - (!bfa_ioc_is_optrom(ioc) && ioc_fwstate == BFI_IOC_OP)) { - bfa_trc(ioc, ioc_fwstate); + (!bfa_ioc_is_bios_optrom(ioc) && ioc_fwstate == BFI_IOC_OP)) { /** * When using MSI-X any pending firmware ready event should @@ -994,20 +1415,20 @@ bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force) */ bfa_ioc_msgflush(ioc); ioc->cbfn->reset_cbfn(ioc->bfa); - bfa_fsm_send_event(ioc, IOC_E_FWREADY); + bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FWREADY); return; } /** * Initialize the h/w for any other states. */ - bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id); + bfa_ioc_boot(ioc, boot_type, boot_env); } static void bfa_ioc_timeout(void *ioc_arg) { - struct bfa_ioc_s *ioc = (struct bfa_ioc_s *)ioc_arg; + struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg; bfa_trc(ioc, 0); bfa_fsm_send_event(ioc, IOC_E_TIMEOUT); @@ -1016,8 +1437,8 @@ bfa_ioc_timeout(void *ioc_arg) void bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len) { - u32 *msgp = (u32 *) ioc_msg; - u32 i; + u32 *msgp = (u32 *) ioc_msg; + u32 i; bfa_trc(ioc, msgp[0]); bfa_trc(ioc, len); @@ -1038,17 +1459,20 @@ bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len) * write 1 to mailbox CMD to trigger LPU event */ bfa_reg_write(ioc->ioc_regs.hfn_mbox_cmd, 1); - (void)bfa_reg_read(ioc->ioc_regs.hfn_mbox_cmd); + (void) bfa_reg_read(ioc->ioc_regs.hfn_mbox_cmd); } static void bfa_ioc_send_enable(struct bfa_ioc_s *ioc) { struct bfi_ioc_ctrl_req_s enable_req; + struct bfa_timeval_s tv; bfi_h2i_set(enable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_ENABLE_REQ, bfa_ioc_portid(ioc)); enable_req.ioc_class = ioc->ioc_mc; + bfa_os_gettimeofday(&tv); + enable_req.tv_sec = bfa_os_ntohl(tv.tv_sec); bfa_ioc_mbox_send(ioc, &enable_req, sizeof(struct bfi_ioc_ctrl_req_s)); } @@ -1065,7 +1489,7 @@ bfa_ioc_send_disable(struct bfa_ioc_s *ioc) static void bfa_ioc_send_getattr(struct bfa_ioc_s *ioc) { - struct bfi_ioc_getattr_req_s attr_req; + struct bfi_ioc_getattr_req_s attr_req; bfi_h2i_set(attr_req.mh, BFI_MC_IOC, BFI_IOC_H2I_GETATTR_REQ, bfa_ioc_portid(ioc)); @@ -1077,12 +1501,11 @@ static void bfa_ioc_hb_check(void *cbarg) { struct bfa_ioc_s *ioc = cbarg; - u32 hb_count; + u32 hb_count; hb_count = bfa_reg_read(ioc->ioc_regs.heartbeat); if (ioc->hb_count == hb_count) { - bfa_log(ioc->logm, BFA_LOG_HAL_HEARTBEAT_FAILURE, - hb_count); + printk(KERN_CRIT "Firmware heartbeat failure at %d", hb_count); bfa_ioc_recover(ioc); return; } else { @@ -1090,61 +1513,54 @@ bfa_ioc_hb_check(void *cbarg) } bfa_ioc_mbox_poll(ioc); - bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check, - ioc, BFA_IOC_HB_TOV); + bfa_hb_timer_start(ioc); } static void bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc) { ioc->hb_count = bfa_reg_read(ioc->ioc_regs.heartbeat); - bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check, ioc, - BFA_IOC_HB_TOV); + bfa_hb_timer_start(ioc); } static void bfa_ioc_hb_stop(struct bfa_ioc_s *ioc) { - bfa_timer_stop(&ioc->ioc_timer); + bfa_hb_timer_stop(ioc); } + /** - * Initiate a full firmware download. + * Initiate a full firmware download. */ static void bfa_ioc_download_fw(struct bfa_ioc_s *ioc, u32 boot_type, - u32 boot_param) + u32 boot_env) { - u32 *fwimg; - u32 pgnum, pgoff; - u32 loff = 0; - u32 chunkno = 0; - u32 i; + u32 *fwimg; + u32 pgnum, pgoff; + u32 loff = 0; + u32 chunkno = 0; + u32 i; /** * Initialize LMEM first before code download */ bfa_ioc_lmem_init(ioc); - /** - * Flash based firmware boot - */ - bfa_trc(ioc, bfi_image_get_size(BFA_IOC_FWIMG_TYPE(ioc))); - if (bfa_ioc_is_optrom(ioc)) - boot_type = BFI_BOOT_TYPE_FLASH; - fwimg = bfi_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), chunkno); - + bfa_trc(ioc, bfa_cb_image_get_size(BFA_IOC_FWIMG_TYPE(ioc))); + fwimg = bfa_cb_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), chunkno); pgnum = bfa_ioc_smem_pgnum(ioc, loff); pgoff = bfa_ioc_smem_pgoff(ioc, loff); bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); - for (i = 0; i < bfi_image_get_size(BFA_IOC_FWIMG_TYPE(ioc)); i++) { + for (i = 0; i < bfa_cb_image_get_size(BFA_IOC_FWIMG_TYPE(ioc)); i++) { if (BFA_IOC_FLASH_CHUNK_NO(i) != chunkno) { chunkno = BFA_IOC_FLASH_CHUNK_NO(i); - fwimg = bfi_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), + fwimg = bfa_cb_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), BFA_IOC_FLASH_CHUNK_ADDR(chunkno)); } @@ -1162,7 +1578,8 @@ bfa_ioc_download_fw(struct bfa_ioc_s *ioc, u32 boot_type, loff = PSS_SMEM_PGOFF(loff); if (loff == 0) { pgnum++; - bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); + bfa_reg_write(ioc->ioc_regs.host_page_num_fn, + pgnum); } } @@ -1171,11 +1588,11 @@ bfa_ioc_download_fw(struct bfa_ioc_s *ioc, u32 boot_type, /* * Set boot type and boot param at the end. - */ + */ bfa_mem_write(ioc->ioc_regs.smem_page_start, BFI_BOOT_TYPE_OFF, bfa_os_swap32(boot_type)); - bfa_mem_write(ioc->ioc_regs.smem_page_start, BFI_BOOT_PARAM_OFF, - bfa_os_swap32(boot_param)); + bfa_mem_write(ioc->ioc_regs.smem_page_start, BFI_BOOT_LOADER_OFF, + bfa_os_swap32(boot_env)); } static void @@ -1190,11 +1607,11 @@ bfa_ioc_reset(struct bfa_ioc_s *ioc, bfa_boolean_t force) static void bfa_ioc_getattr_reply(struct bfa_ioc_s *ioc) { - struct bfi_ioc_attr_s *attr = ioc->attr; + struct bfi_ioc_attr_s *attr = ioc->attr; - attr->adapter_prop = bfa_os_ntohl(attr->adapter_prop); + attr->adapter_prop = bfa_os_ntohl(attr->adapter_prop); attr->card_type = bfa_os_ntohl(attr->card_type); - attr->maxfrsize = bfa_os_ntohs(attr->maxfrsize); + attr->maxfrsize = bfa_os_ntohs(attr->maxfrsize); bfa_fsm_send_event(ioc, IOC_E_FWRSP_GETATTR); } @@ -1205,8 +1622,8 @@ bfa_ioc_getattr_reply(struct bfa_ioc_s *ioc) static void bfa_ioc_mbox_attach(struct bfa_ioc_s *ioc) { - struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; - int mc; + struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; + int mc; INIT_LIST_HEAD(&mod->cmd_q); for (mc = 0; mc < BFI_MC_MAX; mc++) { @@ -1221,9 +1638,9 @@ bfa_ioc_mbox_attach(struct bfa_ioc_s *ioc) static void bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc) { - struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; - struct bfa_mbox_cmd_s *cmd; - u32 stat; + struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; + struct bfa_mbox_cmd_s *cmd; + u32 stat; /** * If no command pending, do nothing @@ -1251,25 +1668,194 @@ bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc) static void bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc) { - struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; - struct bfa_mbox_cmd_s *cmd; + struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; + struct bfa_mbox_cmd_s *cmd; while (!list_empty(&mod->cmd_q)) bfa_q_deq(&mod->cmd_q, &cmd); } /** - * bfa_ioc_public + * Read data from SMEM to host through PCI memmap + * + * @param[in] ioc memory for IOC + * @param[in] tbuf app memory to store data from smem + * @param[in] soff smem offset + * @param[in] sz size of smem in bytes + */ +static bfa_status_t +bfa_ioc_smem_read(struct bfa_ioc_s *ioc, void *tbuf, u32 soff, u32 sz) +{ + u32 pgnum, loff, r32; + int i, len; + u32 *buf = tbuf; + + pgnum = bfa_ioc_smem_pgnum(ioc, soff); + loff = bfa_ioc_smem_pgoff(ioc, soff); + bfa_trc(ioc, pgnum); + bfa_trc(ioc, loff); + bfa_trc(ioc, sz); + + /* + * Hold semaphore to serialize pll init and fwtrc. + */ + if (BFA_FALSE == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg)) { + bfa_trc(ioc, 0); + return BFA_STATUS_FAILED; + } + + bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); + + len = sz/sizeof(u32); + bfa_trc(ioc, len); + for (i = 0; i < len; i++) { + r32 = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff); + buf[i] = bfa_os_ntohl(r32); + loff += sizeof(u32); + + /** + * handle page offset wrap around + */ + loff = PSS_SMEM_PGOFF(loff); + if (loff == 0) { + pgnum++; + bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); + } + } + bfa_reg_write(ioc->ioc_regs.host_page_num_fn, + bfa_ioc_smem_pgnum(ioc, 0)); + /* + * release semaphore. + */ + bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg); + + bfa_trc(ioc, pgnum); + return BFA_STATUS_OK; +} + +/** + * Clear SMEM data from host through PCI memmap + * + * @param[in] ioc memory for IOC + * @param[in] soff smem offset + * @param[in] sz size of smem in bytes + */ +static bfa_status_t +bfa_ioc_smem_clr(struct bfa_ioc_s *ioc, u32 soff, u32 sz) +{ + int i, len; + u32 pgnum, loff; + + pgnum = bfa_ioc_smem_pgnum(ioc, soff); + loff = bfa_ioc_smem_pgoff(ioc, soff); + bfa_trc(ioc, pgnum); + bfa_trc(ioc, loff); + bfa_trc(ioc, sz); + + /* + * Hold semaphore to serialize pll init and fwtrc. + */ + if (BFA_FALSE == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg)) { + bfa_trc(ioc, 0); + return BFA_STATUS_FAILED; + } + + bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); + + len = sz/sizeof(u32); /* len in words */ + bfa_trc(ioc, len); + for (i = 0; i < len; i++) { + bfa_mem_write(ioc->ioc_regs.smem_page_start, loff, 0); + loff += sizeof(u32); + + /** + * handle page offset wrap around + */ + loff = PSS_SMEM_PGOFF(loff); + if (loff == 0) { + pgnum++; + bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); + } + } + bfa_reg_write(ioc->ioc_regs.host_page_num_fn, + bfa_ioc_smem_pgnum(ioc, 0)); + + /* + * release semaphore. + */ + bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg); + bfa_trc(ioc, pgnum); + return BFA_STATUS_OK; +} + +/** + * hal iocpf to ioc interface + */ +static void +bfa_ioc_pf_enabled(struct bfa_ioc_s *ioc) +{ + bfa_fsm_send_event(ioc, IOC_E_ENABLED); +} + +static void +bfa_ioc_pf_disabled(struct bfa_ioc_s *ioc) +{ + bfa_fsm_send_event(ioc, IOC_E_DISABLED); +} + +static void +bfa_ioc_pf_failed(struct bfa_ioc_s *ioc) +{ + bfa_fsm_send_event(ioc, IOC_E_FAILED); +} + +static void +bfa_ioc_pf_fwmismatch(struct bfa_ioc_s *ioc) +{ + struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; + /** + * Provide enable completion callback. + */ + ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); + BFA_LOG(KERN_WARNING, bfad, log_level, + "Running firmware version is incompatible " + "with the driver version\n"); +} + + + +/** + * hal_ioc_public */ +bfa_status_t +bfa_ioc_pll_init(struct bfa_ioc_s *ioc) +{ + + /* + * Hold semaphore so that nobody can access the chip during init. + */ + bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg); + + bfa_ioc_pll_init_asic(ioc); + + ioc->pllinit = BFA_TRUE; + /* + * release semaphore. + */ + bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg); + + return BFA_STATUS_OK; +} + /** * Interface used by diag module to do firmware boot with memory test * as the entry vector. */ void -bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param) +bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_env) { - bfa_os_addr_t rb; + bfa_os_addr_t rb; bfa_ioc_stats(ioc, ioc_boots); @@ -1280,7 +1866,7 @@ bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param) * Initialize IOC state of all functions on a chip reset. */ rb = ioc->pcidev.pci_bar_kva; - if (boot_param == BFI_BOOT_TYPE_MEMTEST) { + if (boot_type == BFI_BOOT_TYPE_MEMTEST) { bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_MEMTEST); bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_MEMTEST); } else { @@ -1289,7 +1875,7 @@ bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param) } bfa_ioc_msgflush(ioc); - bfa_ioc_download_fw(ioc, boot_type, boot_param); + bfa_ioc_download_fw(ioc, boot_type, boot_env); /** * Enable interrupts just before starting LPU @@ -1308,18 +1894,29 @@ bfa_ioc_auto_recover(bfa_boolean_t auto_recover) } + bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc) { return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_op); } +bfa_boolean_t +bfa_ioc_is_initialized(struct bfa_ioc_s *ioc) +{ + u32 r32 = bfa_reg_read(ioc->ioc_regs.ioc_fwstate); + + return ((r32 != BFI_IOC_UNINIT) && + (r32 != BFI_IOC_INITING) && + (r32 != BFI_IOC_MEMTEST)); +} + void bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg) { - u32 *msgp = mbmsg; - u32 r32; - int i; + u32 *msgp = mbmsg; + u32 r32; + int i; /** * read the MBOX msg @@ -1341,9 +1938,10 @@ bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg) void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *m) { - union bfi_ioc_i2h_msg_u *msg; + union bfi_ioc_i2h_msg_u *msg; + struct bfa_iocpf_s *iocpf = &ioc->iocpf; - msg = (union bfi_ioc_i2h_msg_u *)m; + msg = (union bfi_ioc_i2h_msg_u *) m; bfa_ioc_stats(ioc, ioc_isrs); @@ -1352,15 +1950,15 @@ bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *m) break; case BFI_IOC_I2H_READY_EVENT: - bfa_fsm_send_event(ioc, IOC_E_FWREADY); + bfa_fsm_send_event(iocpf, IOCPF_E_FWREADY); break; case BFI_IOC_I2H_ENABLE_REPLY: - bfa_fsm_send_event(ioc, IOC_E_FWRSP_ENABLE); + bfa_fsm_send_event(iocpf, IOCPF_E_FWRSP_ENABLE); break; case BFI_IOC_I2H_DISABLE_REPLY: - bfa_fsm_send_event(ioc, IOC_E_FWRSP_DISABLE); + bfa_fsm_send_event(iocpf, IOCPF_E_FWRSP_DISABLE); break; case BFI_IOC_I2H_GETATTR_REPLY: @@ -1378,29 +1976,24 @@ bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *m) * * @param[in] ioc memory for IOC * @param[in] bfa driver instance structure - * @param[in] trcmod kernel trace module - * @param[in] aen kernel aen event module - * @param[in] logm kernel logging module */ void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, struct bfa_ioc_cbfn_s *cbfn, - struct bfa_timer_mod_s *timer_mod, struct bfa_trc_mod_s *trcmod, - struct bfa_aen_s *aen, struct bfa_log_mod_s *logm) -{ - ioc->bfa = bfa; - ioc->cbfn = cbfn; - ioc->timer_mod = timer_mod; - ioc->trcmod = trcmod; - ioc->aen = aen; - ioc->logm = logm; - ioc->fcmode = BFA_FALSE; - ioc->pllinit = BFA_FALSE; + struct bfa_timer_mod_s *timer_mod) +{ + ioc->bfa = bfa; + ioc->cbfn = cbfn; + ioc->timer_mod = timer_mod; + ioc->fcmode = BFA_FALSE; + ioc->pllinit = BFA_FALSE; ioc->dbg_fwsave_once = BFA_TRUE; + ioc->iocpf.ioc = ioc; bfa_ioc_mbox_attach(ioc); INIT_LIST_HEAD(&ioc->hb_notify_q); - bfa_fsm_set_state(ioc, bfa_ioc_sm_reset); + bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); + bfa_fsm_send_event(ioc, IOC_E_RESET); } /** @@ -1421,10 +2014,10 @@ void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev, enum bfi_mclass mc) { - ioc->ioc_mc = mc; - ioc->pcidev = *pcidev; - ioc->ctdev = bfa_asic_id_ct(ioc->pcidev.device_id); - ioc->cna = ioc->ctdev && !ioc->fcmode; + ioc->ioc_mc = mc; + ioc->pcidev = *pcidev; + ioc->ctdev = bfa_asic_id_ct(ioc->pcidev.device_id); + ioc->cna = ioc->ctdev && !ioc->fcmode; /** * Set asic specific interfaces. See bfa_ioc_cb.c and bfa_ioc_ct.c @@ -1445,14 +2038,14 @@ bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev, * @param[in] dm_pa physical address of IOC dma memory */ void -bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa) +bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa) { /** * dma memory for firmware attribute */ ioc->attr_dma.kva = dm_kva; ioc->attr_dma.pa = dm_pa; - ioc->attr = (struct bfi_ioc_attr_s *)dm_kva; + ioc->attr = (struct bfi_ioc_attr_s *) dm_kva; } /** @@ -1490,7 +2083,7 @@ bfa_ioc_disable(struct bfa_ioc_s *ioc) int bfa_ioc_debug_trcsz(bfa_boolean_t auto_recover) { -return (auto_recover) ? BFA_DBG_FWTRC_LEN : 0; + return (auto_recover) ? BFA_DBG_FWTRC_LEN : 0; } /** @@ -1500,8 +2093,8 @@ return (auto_recover) ? BFA_DBG_FWTRC_LEN : 0; void bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave) { - ioc->dbg_fwsave = dbg_fwsave; - ioc->dbg_fwsave_len = bfa_ioc_debug_trcsz(ioc->auto_recover); + ioc->dbg_fwsave = dbg_fwsave; + ioc->dbg_fwsave_len = bfa_ioc_debug_trcsz(ioc->iocpf.auto_recover); } u32 @@ -1525,8 +2118,8 @@ bfa_ioc_smem_pgoff(struct bfa_ioc_s *ioc, u32 fmaddr) void bfa_ioc_mbox_register(struct bfa_ioc_s *ioc, bfa_ioc_mbox_mcfunc_t *mcfuncs) { - struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; - int mc; + struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; + int mc; for (mc = 0; mc < BFI_MC_MAX; mc++) mod->mbhdlr[mc].cbfn = mcfuncs[mc]; @@ -1539,10 +2132,10 @@ void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc, bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg) { - struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; + struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; - mod->mbhdlr[mc].cbfn = cbfn; - mod->mbhdlr[mc].cbarg = cbarg; + mod->mbhdlr[mc].cbfn = cbfn; + mod->mbhdlr[mc].cbarg = cbarg; } /** @@ -1555,8 +2148,8 @@ bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc, void bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd) { - struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; - u32 stat; + struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; + u32 stat; /** * If a previous command is pending, queue new command @@ -1587,9 +2180,9 @@ bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd) void bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc) { - struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; - struct bfi_mbmsg_s m; - int mc; + struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; + struct bfi_mbmsg_s m; + int mc; bfa_ioc_msgget(ioc, &m); @@ -1621,16 +2214,14 @@ bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc) ioc->port_id = bfa_ioc_pcifn(ioc); } -#ifndef BFA_BIOS_BUILD - /** * return true if IOC is disabled */ bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc) { - return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabling) - || bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled); + return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabling) || + bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled); } /** @@ -1639,9 +2230,9 @@ bfa_ioc_is_disabled(struct bfa_ioc_s *ioc) bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc) { - return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_reset) - || bfa_fsm_cmp_state(ioc, bfa_ioc_sm_fwcheck) - || bfa_fsm_cmp_state(ioc, bfa_ioc_sm_mismatch); + return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_reset) || + bfa_fsm_cmp_state(&ioc->iocpf, bfa_iocpf_sm_fwcheck) || + bfa_fsm_cmp_state(&ioc->iocpf, bfa_iocpf_sm_mismatch); } #define bfa_ioc_state_disabled(__sm) \ @@ -1659,8 +2250,8 @@ bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc) bfa_boolean_t bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc) { - u32 ioc_state; - bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; + u32 ioc_state; + bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; if (!bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled)) return BFA_FALSE; @@ -1669,16 +2260,18 @@ bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc) if (!bfa_ioc_state_disabled(ioc_state)) return BFA_FALSE; - ioc_state = bfa_reg_read(rb + BFA_IOC1_STATE_REG); - if (!bfa_ioc_state_disabled(ioc_state)) - return BFA_FALSE; + if (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_FC_8G1P) { + ioc_state = bfa_reg_read(rb + BFA_IOC1_STATE_REG); + if (!bfa_ioc_state_disabled(ioc_state)) + return BFA_FALSE; + } return BFA_TRUE; } /** * Add to IOC heartbeat failure notification queue. To be used by common - * modules such as + * modules such as cee, port, diag. */ void bfa_ioc_hbfail_register(struct bfa_ioc_s *ioc, @@ -1692,7 +2285,7 @@ void bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc, struct bfa_adapter_attr_s *ad_attr) { - struct bfi_ioc_attr_s *ioc_attr; + struct bfi_ioc_attr_s *ioc_attr; ioc_attr = ioc->attr; @@ -1719,7 +2312,7 @@ bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc, ad_attr->prototype = 0; ad_attr->pwwn = bfa_ioc_get_pwwn(ioc); - ad_attr->mac = bfa_ioc_get_mac(ioc); + ad_attr->mac = bfa_ioc_get_mac(ioc); ad_attr->pcie_gen = ioc_attr->pcie_gen; ad_attr->pcie_lanes = ioc_attr->pcie_lanes; @@ -1729,6 +2322,7 @@ bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc, bfa_ioc_get_pci_chip_rev(ioc, ad_attr->hw_ver); ad_attr->cna_capable = ioc->cna; + ad_attr->trunk_capable = (ad_attr->nports > 1) && !ioc->cna; } enum bfa_ioc_type_e @@ -1782,7 +2376,7 @@ bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc_s *ioc, char *optrom_ver) { bfa_os_memset((void *)optrom_ver, 0, BFA_VERSION_LEN); bfa_os_memcpy(optrom_ver, ioc->attr->optrom_version, - BFA_VERSION_LEN); + BFA_VERSION_LEN); } void @@ -1795,7 +2389,7 @@ bfa_ioc_get_adapter_manufacturer(struct bfa_ioc_s *ioc, char *manufacturer) void bfa_ioc_get_adapter_model(struct bfa_ioc_s *ioc, char *model) { - struct bfi_ioc_attr_s *ioc_attr; + struct bfi_ioc_attr_s *ioc_attr; bfa_assert(model); bfa_os_memset((void *)model, 0, BFA_ADAPTER_MODEL_NAME_LEN); @@ -1805,14 +2399,48 @@ bfa_ioc_get_adapter_model(struct bfa_ioc_s *ioc, char *model) /** * model name */ - snprintf(model, BFA_ADAPTER_MODEL_NAME_LEN, "%s-%u", - BFA_MFG_NAME, ioc_attr->card_type); + bfa_os_snprintf(model, BFA_ADAPTER_MODEL_NAME_LEN, "%s-%u", + BFA_MFG_NAME, ioc_attr->card_type); } enum bfa_ioc_state bfa_ioc_get_state(struct bfa_ioc_s *ioc) { - return bfa_sm_to_state(ioc_sm_table, ioc->fsm); + enum bfa_iocpf_state iocpf_st; + enum bfa_ioc_state ioc_st = bfa_sm_to_state(ioc_sm_table, ioc->fsm); + + if (ioc_st == BFA_IOC_ENABLING || + ioc_st == BFA_IOC_FAIL || ioc_st == BFA_IOC_INITFAIL) { + + iocpf_st = bfa_sm_to_state(iocpf_sm_table, ioc->iocpf.fsm); + + switch (iocpf_st) { + case BFA_IOCPF_SEMWAIT: + ioc_st = BFA_IOC_SEMWAIT; + break; + + case BFA_IOCPF_HWINIT: + ioc_st = BFA_IOC_HWINIT; + break; + + case BFA_IOCPF_FWMISMATCH: + ioc_st = BFA_IOC_FWMISMATCH; + break; + + case BFA_IOCPF_FAIL: + ioc_st = BFA_IOC_FAIL; + break; + + case BFA_IOCPF_INITFAIL: + ioc_st = BFA_IOC_INITFAIL; + break; + + default: + break; + } + } + + return ioc_st; } void @@ -1833,7 +2461,7 @@ bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr) } /** - * bfa_wwn_public + * hal_wwn_public */ wwn_t bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc) @@ -1857,10 +2485,10 @@ mac_t bfa_ioc_get_mac(struct bfa_ioc_s *ioc) { /* - * Currently mfg mac is used as FCoE enode mac (not configured by PBC) + * Check the IOC type and return the appropriate MAC */ if (bfa_ioc_get_type(ioc) == BFA_IOC_TYPE_FCoE) - return bfa_ioc_get_mfg_mac(ioc); + return ioc->attr->fcoe_mac; else return ioc->attr->mac; } @@ -1880,12 +2508,16 @@ bfa_ioc_get_mfg_nwwn(struct bfa_ioc_s *ioc) mac_t bfa_ioc_get_mfg_mac(struct bfa_ioc_s *ioc) { - mac_t mac; + mac_t m; - mac = ioc->attr->mfg_mac; - mac.mac[MAC_ADDRLEN - 1] += bfa_ioc_pcifn(ioc); + m = ioc->attr->mfg_mac; + if (bfa_mfg_is_old_wwn_mac_model(ioc->attr->card_type)) + m.mac[MAC_ADDRLEN - 1] += bfa_ioc_pcifn(ioc); + else + bfa_mfg_increment_wwn_mac(&(m.mac[MAC_ADDRLEN-3]), + bfa_ioc_pcifn(ioc)); - return mac; + return m; } bfa_boolean_t @@ -1895,46 +2527,12 @@ bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc) } /** - * Send AEN notification - */ -void -bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event) -{ - union bfa_aen_data_u aen_data; - struct bfa_log_mod_s *logmod = ioc->logm; - s32 inst_num = 0; - enum bfa_ioc_type_e ioc_type; - - bfa_log(logmod, BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, event), inst_num); - - memset(&aen_data.ioc.pwwn, 0, sizeof(aen_data.ioc.pwwn)); - memset(&aen_data.ioc.mac, 0, sizeof(aen_data.ioc.mac)); - ioc_type = bfa_ioc_get_type(ioc); - switch (ioc_type) { - case BFA_IOC_TYPE_FC: - aen_data.ioc.pwwn = bfa_ioc_get_pwwn(ioc); - break; - case BFA_IOC_TYPE_FCoE: - aen_data.ioc.pwwn = bfa_ioc_get_pwwn(ioc); - aen_data.ioc.mac = bfa_ioc_get_mac(ioc); - break; - case BFA_IOC_TYPE_LL: - aen_data.ioc.mac = bfa_ioc_get_mac(ioc); - break; - default: - bfa_assert(ioc_type == BFA_IOC_TYPE_FC); - break; - } - aen_data.ioc.ioc_type = ioc_type; -} - -/** * Retrieve saved firmware trace from a prior IOC failure. */ bfa_status_t bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata, int *trclen) { - int tlen; + int tlen; if (ioc->dbg_fwsave_len == 0) return BFA_STATUS_ENOFSAVE; @@ -1963,57 +2561,145 @@ bfa_ioc_debug_fwsave_clear(struct bfa_ioc_s *ioc) bfa_status_t bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen) { - u32 pgnum; - u32 loff = BFA_DBG_FWTRC_OFF(bfa_ioc_portid(ioc)); - int i, tlen; - u32 *tbuf = trcdata, r32; + u32 loff = BFA_DBG_FWTRC_OFF(bfa_ioc_portid(ioc)); + int tlen; + bfa_status_t status; bfa_trc(ioc, *trclen); - pgnum = bfa_ioc_smem_pgnum(ioc, loff); - loff = bfa_ioc_smem_pgoff(ioc, loff); - - /* - * Hold semaphore to serialize pll init and fwtrc. - */ - if (BFA_FALSE == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg)) - return BFA_STATUS_FAILED; - - bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); - tlen = *trclen; if (tlen > BFA_DBG_FWTRC_LEN) tlen = BFA_DBG_FWTRC_LEN; - tlen /= sizeof(u32); - bfa_trc(ioc, tlen); + status = bfa_ioc_smem_read(ioc, trcdata, loff, tlen); + *trclen = tlen; + return status; +} - for (i = 0; i < tlen; i++) { - r32 = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff); - tbuf[i] = bfa_os_ntohl(r32); - loff += sizeof(u32); +static void +bfa_ioc_send_fwsync(struct bfa_ioc_s *ioc) +{ + struct bfa_mbox_cmd_s cmd; + struct bfi_ioc_ctrl_req_s *req = (struct bfi_ioc_ctrl_req_s *) cmd.msg; - /** - * handle page offset wrap around - */ - loff = PSS_SMEM_PGOFF(loff); - if (loff == 0) { - pgnum++; - bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); - } + bfi_h2i_set(req->mh, BFI_MC_IOC, BFI_IOC_H2I_DBG_SYNC, + bfa_ioc_portid(ioc)); + req->ioc_class = ioc->ioc_mc; + bfa_ioc_mbox_queue(ioc, &cmd); +} + +static void +bfa_ioc_fwsync(struct bfa_ioc_s *ioc) +{ + u32 fwsync_iter = 1000; + + bfa_ioc_send_fwsync(ioc); + + /** + * After sending a fw sync mbox command wait for it to + * take effect. We will not wait for a response because + * 1. fw_sync mbox cmd doesn't have a response. + * 2. Even if we implement that, interrupts might not + * be enabled when we call this function. + * So, just keep checking if any mbox cmd is pending, and + * after waiting for a reasonable amount of time, go ahead. + * It is possible that fw has crashed and the mbox command + * is never acknowledged. + */ + while (bfa_ioc_mbox_cmd_pending(ioc) && fwsync_iter > 0) + fwsync_iter--; +} + +/** + * Dump firmware smem + */ +bfa_status_t +bfa_ioc_debug_fwcore(struct bfa_ioc_s *ioc, void *buf, + u32 *offset, int *buflen) +{ + u32 loff; + int dlen; + bfa_status_t status; + u32 smem_len = BFA_IOC_FW_SMEM_SIZE(ioc); + + if (*offset >= smem_len) { + *offset = *buflen = 0; + return BFA_STATUS_EINVAL; } - bfa_reg_write(ioc->ioc_regs.host_page_num_fn, - bfa_ioc_smem_pgnum(ioc, 0)); - /* - * release semaphore. + loff = *offset; + dlen = *buflen; + + /** + * First smem read, sync smem before proceeding + * No need to sync before reading every chunk. */ - bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg); + if (loff == 0) + bfa_ioc_fwsync(ioc); - bfa_trc(ioc, pgnum); + if ((loff + dlen) >= smem_len) + dlen = smem_len - loff; - *trclen = tlen * sizeof(u32); - return BFA_STATUS_OK; + status = bfa_ioc_smem_read(ioc, buf, loff, dlen); + + if (status != BFA_STATUS_OK) { + *offset = *buflen = 0; + return status; + } + + *offset += dlen; + + if (*offset >= smem_len) + *offset = 0; + + *buflen = dlen; + + return status; +} + +/** + * Firmware statistics + */ +bfa_status_t +bfa_ioc_fw_stats_get(struct bfa_ioc_s *ioc, void *stats) +{ + u32 loff = BFI_IOC_FWSTATS_OFF + \ + BFI_IOC_FWSTATS_SZ * (bfa_ioc_portid(ioc)); + int tlen; + bfa_status_t status; + + if (ioc->stats_busy) { + bfa_trc(ioc, ioc->stats_busy); + return BFA_STATUS_DEVBUSY; + } + ioc->stats_busy = BFA_TRUE; + + tlen = sizeof(struct bfa_fw_stats_s); + status = bfa_ioc_smem_read(ioc, stats, loff, tlen); + + ioc->stats_busy = BFA_FALSE; + return status; +} + +bfa_status_t +bfa_ioc_fw_stats_clear(struct bfa_ioc_s *ioc) +{ + u32 loff = BFI_IOC_FWSTATS_OFF + \ + BFI_IOC_FWSTATS_SZ * (bfa_ioc_portid(ioc)); + int tlen; + bfa_status_t status; + + if (ioc->stats_busy) { + bfa_trc(ioc, ioc->stats_busy); + return BFA_STATUS_DEVBUSY; + } + ioc->stats_busy = BFA_TRUE; + + tlen = sizeof(struct bfa_fw_stats_s); + status = bfa_ioc_smem_clr(ioc, loff, tlen); + + ioc->stats_busy = BFA_FALSE; + return status; } /** @@ -2022,7 +2708,7 @@ bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen) static void bfa_ioc_debug_save(struct bfa_ioc_s *ioc) { - int tlen; + int tlen; if (ioc->dbg_fwsave_len) { tlen = ioc->dbg_fwsave_len; @@ -2050,11 +2736,135 @@ bfa_ioc_check_attr_wwns(struct bfa_ioc_s *ioc) { if (bfa_ioc_get_type(ioc) == BFA_IOC_TYPE_LL) return; +} + +/** + * hal_iocpf_pvt BFA IOC PF private functions + */ - if (ioc->attr->nwwn == 0) - bfa_ioc_aen_post(ioc, BFA_IOC_AEN_INVALID_NWWN); - if (ioc->attr->pwwn == 0) - bfa_ioc_aen_post(ioc, BFA_IOC_AEN_INVALID_PWWN); +static void +bfa_iocpf_enable(struct bfa_ioc_s *ioc) +{ + bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_ENABLE); } -#endif +static void +bfa_iocpf_disable(struct bfa_ioc_s *ioc) +{ + bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_DISABLE); +} + +static void +bfa_iocpf_fail(struct bfa_ioc_s *ioc) +{ + bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FAIL); +} + +static void +bfa_iocpf_initfail(struct bfa_ioc_s *ioc) +{ + bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_INITFAIL); +} + +static void +bfa_iocpf_getattrfail(struct bfa_ioc_s *ioc) +{ + bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_GETATTRFAIL); +} + +static void +bfa_iocpf_stop(struct bfa_ioc_s *ioc) +{ + bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_STOP); +} + +static void +bfa_iocpf_timeout(void *ioc_arg) +{ + struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg; + + bfa_trc(ioc, 0); + bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_TIMEOUT); +} + +static void +bfa_iocpf_sem_timeout(void *ioc_arg) +{ + struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg; + + bfa_ioc_hw_sem_get(ioc); +} + +/** + * bfa timer function + */ +void +bfa_timer_init(struct bfa_timer_mod_s *mod) +{ + INIT_LIST_HEAD(&mod->timer_q); +} + +void +bfa_timer_beat(struct bfa_timer_mod_s *mod) +{ + struct list_head *qh = &mod->timer_q; + struct list_head *qe, *qe_next; + struct bfa_timer_s *elem; + struct list_head timedout_q; + + INIT_LIST_HEAD(&timedout_q); + + qe = bfa_q_next(qh); + + while (qe != qh) { + qe_next = bfa_q_next(qe); + + elem = (struct bfa_timer_s *) qe; + if (elem->timeout <= BFA_TIMER_FREQ) { + elem->timeout = 0; + list_del(&elem->qe); + list_add_tail(&elem->qe, &timedout_q); + } else { + elem->timeout -= BFA_TIMER_FREQ; + } + + qe = qe_next; /* go to next elem */ + } + + /* + * Pop all the timeout entries + */ + while (!list_empty(&timedout_q)) { + bfa_q_deq(&timedout_q, &elem); + elem->timercb(elem->arg); + } +} + +/** + * Should be called with lock protection + */ +void +bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer, + void (*timercb) (void *), void *arg, unsigned int timeout) +{ + + bfa_assert(timercb != NULL); + bfa_assert(!bfa_q_is_on_q(&mod->timer_q, timer)); + + timer->timeout = timeout; + timer->timercb = timercb; + timer->arg = arg; + + list_add_tail(&timer->qe, &mod->timer_q); +} + +/** + * Should be called with lock protection + */ +void +bfa_timer_stop(struct bfa_timer_s *timer) +{ + bfa_assert(!list_empty(&timer->qe)); + + list_del(&timer->qe); +} diff --git a/drivers/scsi/bfa/bfa_ioc.h b/drivers/scsi/bfa/bfa_ioc.h index cae05b251c9..288c5801aac 100644 --- a/drivers/scsi/bfa/bfa_ioc.h +++ b/drivers/scsi/bfa/bfa_ioc.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -18,18 +18,74 @@ #ifndef __BFA_IOC_H__ #define __BFA_IOC_H__ -#include <cs/bfa_sm.h> -#include <bfi/bfi.h> -#include <bfi/bfi_ioc.h> -#include <bfi/bfi_boot.h> -#include <bfa_timer.h> +#include "bfa_os_inc.h" +#include "bfa_cs.h" +#include "bfi.h" + +/** + * BFA timer declarations + */ +typedef void (*bfa_timer_cbfn_t)(void *); + +/** + * BFA timer data structure + */ +struct bfa_timer_s { + struct list_head qe; + bfa_timer_cbfn_t timercb; + void *arg; + int timeout; /**< in millisecs. */ +}; + +/** + * Timer module structure + */ +struct bfa_timer_mod_s { + struct list_head timer_q; +}; + +#define BFA_TIMER_FREQ 200 /**< specified in millisecs */ + +void bfa_timer_beat(struct bfa_timer_mod_s *mod); +void bfa_timer_init(struct bfa_timer_mod_s *mod); +void bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer, + bfa_timer_cbfn_t timercb, void *arg, + unsigned int timeout); +void bfa_timer_stop(struct bfa_timer_s *timer); + +/** + * Generic Scatter Gather Element used by driver + */ +struct bfa_sge_s { + u32 sg_len; + void *sg_addr; +}; + +#define bfa_sge_word_swap(__sge) do { \ + ((u32 *)(__sge))[0] = bfa_os_swap32(((u32 *)(__sge))[0]); \ + ((u32 *)(__sge))[1] = bfa_os_swap32(((u32 *)(__sge))[1]); \ + ((u32 *)(__sge))[2] = bfa_os_swap32(((u32 *)(__sge))[2]); \ +} while (0) + +#define bfa_swap_words(_x) ( \ + ((_x) << 32) | ((_x) >> 32)) + +#ifdef __BIGENDIAN +#define bfa_sge_to_be(_x) +#define bfa_sge_to_le(_x) bfa_sge_word_swap(_x) +#define bfa_sgaddr_le(_x) bfa_swap_words(_x) +#else +#define bfa_sge_to_be(_x) bfa_sge_word_swap(_x) +#define bfa_sge_to_le(_x) +#define bfa_sgaddr_le(_x) (_x) +#endif /** * PCI device information required by IOC */ struct bfa_pcidev_s { - int pci_slot; - u8 pci_func; + int pci_slot; + u8 pci_func; u16 device_id; bfa_os_addr_t pci_bar_kva; }; @@ -39,13 +95,18 @@ struct bfa_pcidev_s { * Address */ struct bfa_dma_s { - void *kva; /*! Kernel virtual address */ - u64 pa; /*! Physical address */ + void *kva; /* ! Kernel virtual address */ + u64 pa; /* ! Physical address */ }; #define BFA_DMA_ALIGN_SZ 256 #define BFA_ROUNDUP(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1)) +/** + * smem size for Crossbow and Catapult + */ +#define BFI_SMEM_CB_SIZE 0x200000U /* ! 2MB for crossbow */ +#define BFI_SMEM_CT_SIZE 0x280000U /* ! 2.5MB for catapult */ #define bfa_dma_addr_set(dma_addr, pa) \ @@ -101,7 +162,7 @@ struct bfa_ioc_regs_s { * IOC Mailbox structures */ struct bfa_mbox_cmd_s { - struct list_head qe; + struct list_head qe; u32 msg[BFI_IOC_MSGSZ]; }; @@ -110,8 +171,8 @@ struct bfa_mbox_cmd_s { */ typedef void (*bfa_ioc_mbox_mcfunc_t)(void *cbarg, struct bfi_mbmsg_s *m); struct bfa_ioc_mbox_mod_s { - struct list_head cmd_q; /* pending mbox queue */ - int nmclass; /* number of handlers */ + struct list_head cmd_q; /* pending mbox queue */ + int nmclass; /* number of handlers */ struct { bfa_ioc_mbox_mcfunc_t cbfn; /* message handlers */ void *cbarg; @@ -149,49 +210,54 @@ struct bfa_ioc_hbfail_notify_s { (__notify)->cbarg = (__cbarg); \ } while (0) +struct bfa_iocpf_s { + bfa_fsm_t fsm; + struct bfa_ioc_s *ioc; + u32 retry_count; + bfa_boolean_t auto_recover; +}; + struct bfa_ioc_s { bfa_fsm_t fsm; struct bfa_s *bfa; struct bfa_pcidev_s pcidev; - struct bfa_timer_mod_s *timer_mod; - struct bfa_timer_s ioc_timer; - struct bfa_timer_s sem_timer; + struct bfa_timer_mod_s *timer_mod; + struct bfa_timer_s ioc_timer; + struct bfa_timer_s sem_timer; + struct bfa_timer_s hb_timer; u32 hb_count; - u32 retry_count; struct list_head hb_notify_q; void *dbg_fwsave; int dbg_fwsave_len; bfa_boolean_t dbg_fwsave_once; enum bfi_mclass ioc_mc; - struct bfa_ioc_regs_s ioc_regs; + struct bfa_ioc_regs_s ioc_regs; struct bfa_trc_mod_s *trcmod; - struct bfa_aen_s *aen; - struct bfa_log_mod_s *logm; struct bfa_ioc_drv_stats_s stats; - bfa_boolean_t auto_recover; bfa_boolean_t fcmode; bfa_boolean_t ctdev; bfa_boolean_t cna; bfa_boolean_t pllinit; + bfa_boolean_t stats_busy; /* outstanding stats */ u8 port_id; - struct bfa_dma_s attr_dma; struct bfi_ioc_attr_s *attr; struct bfa_ioc_cbfn_s *cbfn; struct bfa_ioc_mbox_mod_s mbox_mod; - struct bfa_ioc_hwif_s *ioc_hwif; + struct bfa_ioc_hwif_s *ioc_hwif; + struct bfa_iocpf_s iocpf; }; struct bfa_ioc_hwif_s { - bfa_status_t (*ioc_pll_init) (struct bfa_ioc_s *ioc); - bfa_boolean_t (*ioc_firmware_lock) (struct bfa_ioc_s *ioc); - void (*ioc_firmware_unlock) (struct bfa_ioc_s *ioc); - void (*ioc_reg_init) (struct bfa_ioc_s *ioc); - void (*ioc_map_port) (struct bfa_ioc_s *ioc); - void (*ioc_isr_mode_set) (struct bfa_ioc_s *ioc, - bfa_boolean_t msix); - void (*ioc_notify_hbfail) (struct bfa_ioc_s *ioc); - void (*ioc_ownership_reset) (struct bfa_ioc_s *ioc); + bfa_status_t (*ioc_pll_init) (bfa_os_addr_t rb, bfa_boolean_t fcmode); + bfa_boolean_t (*ioc_firmware_lock) (struct bfa_ioc_s *ioc); + void (*ioc_firmware_unlock) (struct bfa_ioc_s *ioc); + void (*ioc_reg_init) (struct bfa_ioc_s *ioc); + void (*ioc_map_port) (struct bfa_ioc_s *ioc); + void (*ioc_isr_mode_set) (struct bfa_ioc_s *ioc, + bfa_boolean_t msix); + void (*ioc_notify_hbfail) (struct bfa_ioc_s *ioc); + void (*ioc_ownership_reset) (struct bfa_ioc_s *ioc); }; #define bfa_ioc_pcifn(__ioc) ((__ioc)->pcidev.pci_func) @@ -206,18 +272,19 @@ struct bfa_ioc_hwif_s { #define bfa_ioc_rx_bbcredit(__ioc) ((__ioc)->attr->rx_bbcredit) #define bfa_ioc_speed_sup(__ioc) \ BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop) -#define bfa_ioc_get_nports(__ioc) \ +#define bfa_ioc_get_nports(__ioc) \ BFI_ADAPTER_GETP(NPORTS, (__ioc)->attr->adapter_prop) -#define bfa_ioc_stats(_ioc, _stats) ((_ioc)->stats._stats++) -#define BFA_IOC_FWIMG_MINSZ (16 * 1024) -#define BFA_IOC_FWIMG_TYPE(__ioc) \ - (((__ioc)->ctdev) ? \ - (((__ioc)->fcmode) ? BFI_IMAGE_CT_FC : BFI_IMAGE_CT_CNA) : \ +#define bfa_ioc_stats(_ioc, _stats) ((_ioc)->stats._stats++) +#define BFA_IOC_FWIMG_MINSZ (16 * 1024) +#define BFA_IOC_FWIMG_TYPE(__ioc) \ + (((__ioc)->ctdev) ? \ + (((__ioc)->fcmode) ? BFI_IMAGE_CT_FC : BFI_IMAGE_CT_CNA) : \ BFI_IMAGE_CB_FC) - -#define BFA_IOC_FLASH_CHUNK_NO(off) (off / BFI_FLASH_CHUNK_SZ_WORDS) -#define BFA_IOC_FLASH_OFFSET_IN_CHUNK(off) (off % BFI_FLASH_CHUNK_SZ_WORDS) +#define BFA_IOC_FW_SMEM_SIZE(__ioc) \ + (((__ioc)->ctdev) ? BFI_SMEM_CT_SIZE : BFI_SMEM_CB_SIZE) +#define BFA_IOC_FLASH_CHUNK_NO(off) (off / BFI_FLASH_CHUNK_SZ_WORDS) +#define BFA_IOC_FLASH_OFFSET_IN_CHUNK(off) (off % BFI_FLASH_CHUNK_SZ_WORDS) #define BFA_IOC_FLASH_CHUNK_ADDR(chunkno) (chunkno * BFI_FLASH_CHUNK_SZ_WORDS) /** @@ -235,18 +302,28 @@ void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc, /** * IOC interfaces */ -#define bfa_ioc_pll_init(__ioc) ((__ioc)->ioc_hwif->ioc_pll_init(__ioc)) -#define bfa_ioc_isr_mode_set(__ioc, __msix) \ + +#define bfa_ioc_pll_init_asic(__ioc) \ + ((__ioc)->ioc_hwif->ioc_pll_init((__ioc)->pcidev.pci_bar_kva, \ + (__ioc)->fcmode)) + +bfa_status_t bfa_ioc_pll_init(struct bfa_ioc_s *ioc); +bfa_status_t bfa_ioc_cb_pll_init(bfa_os_addr_t rb, bfa_boolean_t fcmode); +bfa_boolean_t bfa_ioc_ct_pll_init_complete(bfa_os_addr_t rb); +bfa_status_t bfa_ioc_ct_pll_init(bfa_os_addr_t rb, bfa_boolean_t fcmode); + +#define bfa_ioc_isr_mode_set(__ioc, __msix) \ ((__ioc)->ioc_hwif->ioc_isr_mode_set(__ioc, __msix)) -#define bfa_ioc_ownership_reset(__ioc) \ +#define bfa_ioc_ownership_reset(__ioc) \ ((__ioc)->ioc_hwif->ioc_ownership_reset(__ioc)) + void bfa_ioc_set_ct_hwif(struct bfa_ioc_s *ioc); void bfa_ioc_set_cb_hwif(struct bfa_ioc_s *ioc); + void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, - struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod, - struct bfa_trc_mod_s *trcmod, - struct bfa_aen_s *aen, struct bfa_log_mod_s *logm); + struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod); +void bfa_ioc_auto_recover(bfa_boolean_t auto_recover); void bfa_ioc_detach(struct bfa_ioc_s *ioc); void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev, enum bfi_mclass mc); @@ -256,21 +333,22 @@ void bfa_ioc_enable(struct bfa_ioc_s *ioc); void bfa_ioc_disable(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_intx_claim(struct bfa_ioc_s *ioc); -void bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param); +void bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, + u32 boot_param); void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *msg); void bfa_ioc_error_isr(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc); +bfa_boolean_t bfa_ioc_is_initialized(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc); -void bfa_ioc_cfg_complete(struct bfa_ioc_s *ioc); enum bfa_ioc_type_e bfa_ioc_get_type(struct bfa_ioc_s *ioc); void bfa_ioc_get_adapter_serial_num(struct bfa_ioc_s *ioc, char *serial_num); void bfa_ioc_get_adapter_fw_ver(struct bfa_ioc_s *ioc, char *fw_ver); void bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc_s *ioc, char *optrom_ver); void bfa_ioc_get_adapter_model(struct bfa_ioc_s *ioc, char *model); void bfa_ioc_get_adapter_manufacturer(struct bfa_ioc_s *ioc, - char *manufacturer); + char *manufacturer); void bfa_ioc_get_pci_chip_rev(struct bfa_ioc_s *ioc, char *chip_rev); enum bfa_ioc_state bfa_ioc_get_state(struct bfa_ioc_s *ioc); @@ -284,6 +362,8 @@ bfa_status_t bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata, void bfa_ioc_debug_fwsave_clear(struct bfa_ioc_s *ioc); bfa_status_t bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen); +bfa_status_t bfa_ioc_debug_fwcore(struct bfa_ioc_s *ioc, void *buf, + u32 *offset, int *buflen); u32 bfa_ioc_smem_pgnum(struct bfa_ioc_s *ioc, u32 fmaddr); u32 bfa_ioc_smem_pgoff(struct bfa_ioc_s *ioc, u32 fmaddr); void bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc); @@ -297,7 +377,8 @@ void bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr); bfa_boolean_t bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr); -void bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event); +bfa_status_t bfa_ioc_fw_stats_get(struct bfa_ioc_s *ioc, void *stats); +bfa_status_t bfa_ioc_fw_stats_clear(struct bfa_ioc_s *ioc); /* * bfa mfg wwn API functions @@ -310,5 +391,68 @@ wwn_t bfa_ioc_get_mfg_nwwn(struct bfa_ioc_s *ioc); mac_t bfa_ioc_get_mfg_mac(struct bfa_ioc_s *ioc); u64 bfa_ioc_get_adid(struct bfa_ioc_s *ioc); -#endif /* __BFA_IOC_H__ */ +/* + * F/W Image Size & Chunk + */ +extern u32 bfi_image_ct_fc_size; +extern u32 bfi_image_ct_cna_size; +extern u32 bfi_image_cb_fc_size; +extern u32 *bfi_image_ct_fc; +extern u32 *bfi_image_ct_cna; +extern u32 *bfi_image_cb_fc; + +static inline u32 * +bfi_image_ct_fc_get_chunk(u32 off) +{ return (u32 *)(bfi_image_ct_fc + off); } + +static inline u32 * +bfi_image_ct_cna_get_chunk(u32 off) +{ return (u32 *)(bfi_image_ct_cna + off); } +static inline u32 * +bfi_image_cb_fc_get_chunk(u32 off) +{ return (u32 *)(bfi_image_cb_fc + off); } + +static inline u32* +bfa_cb_image_get_chunk(int type, u32 off) +{ + switch (type) { + case BFI_IMAGE_CT_FC: + return bfi_image_ct_fc_get_chunk(off); break; + case BFI_IMAGE_CT_CNA: + return bfi_image_ct_cna_get_chunk(off); break; + case BFI_IMAGE_CB_FC: + return bfi_image_cb_fc_get_chunk(off); break; + default: return 0; + } +} + +static inline u32 +bfa_cb_image_get_size(int type) +{ + switch (type) { + case BFI_IMAGE_CT_FC: + return bfi_image_ct_fc_size; break; + case BFI_IMAGE_CT_CNA: + return bfi_image_ct_cna_size; break; + case BFI_IMAGE_CB_FC: + return bfi_image_cb_fc_size; break; + default: return 0; + } +} + +/** + * CNA TRCMOD declaration + */ +/* + * !!! Only append to the enums defined here to avoid any versioning + * !!! needed between trace utility and driver version + */ +enum { + BFA_TRC_CNA_PORT = 1, + BFA_TRC_CNA_IOC = 2, + BFA_TRC_CNA_IOC_CB = 3, + BFA_TRC_CNA_IOC_CT = 4, +}; + +#endif /* __BFA_IOC_H__ */ diff --git a/drivers/scsi/bfa/bfa_ioc_cb.c b/drivers/scsi/bfa/bfa_ioc_cb.c index 324bdde7ea2..d7ac864d853 100644 --- a/drivers/scsi/bfa/bfa_ioc_cb.c +++ b/drivers/scsi/bfa/bfa_ioc_cb.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,22 +15,15 @@ * General Public License for more details. */ -#include <bfa.h> -#include <bfa_ioc.h> -#include <bfa_fwimg_priv.h> -#include <cna/bfa_cna_trcmod.h> -#include <cs/bfa_debug.h> -#include <bfi/bfi_ioc.h> -#include <bfi/bfi_cbreg.h> -#include <log/bfa_log_hal.h> -#include <defs/bfa_defs_pci.h> +#include "bfa_ioc.h" +#include "bfi_cbreg.h" +#include "bfa_defs.h" BFA_TRC_FILE(CNA, IOC_CB); /* * forward declarations */ -static bfa_status_t bfa_ioc_cb_pll_init(struct bfa_ioc_s *ioc); static bfa_boolean_t bfa_ioc_cb_firmware_lock(struct bfa_ioc_s *ioc); static void bfa_ioc_cb_firmware_unlock(struct bfa_ioc_s *ioc); static void bfa_ioc_cb_reg_init(struct bfa_ioc_s *ioc); @@ -95,6 +88,7 @@ static struct { u32 hfn_mbox, lpu_mbox, hfn_pgn; } iocreg_fnreg[] = { * Host <-> LPU mailbox command/status registers */ static struct { u32 hfn, lpu; } iocreg_mbcmd[] = { + { HOSTFN0_LPU0_CMD_STAT, LPU0_HOSTFN0_CMD_STAT }, { HOSTFN1_LPU1_CMD_STAT, LPU1_HOSTFN1_CMD_STAT } }; @@ -154,6 +148,7 @@ bfa_ioc_cb_reg_init(struct bfa_ioc_s *ioc) /** * Initialize IOC to port mapping. */ + static void bfa_ioc_cb_map_port(struct bfa_ioc_s *ioc) { @@ -161,6 +156,7 @@ bfa_ioc_cb_map_port(struct bfa_ioc_s *ioc) * For crossbow, port id is same as pci function. */ ioc->port_id = bfa_ioc_pcifn(ioc); + bfa_trc(ioc, ioc->port_id); } @@ -172,87 +168,69 @@ bfa_ioc_cb_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix) { } -static bfa_status_t -bfa_ioc_cb_pll_init(struct bfa_ioc_s *ioc) +/** + * Cleanup hw semaphore and usecnt registers + */ +static void +bfa_ioc_cb_ownership_reset(struct bfa_ioc_s *ioc) { - bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; - u32 pll_sclk, pll_fclk; /* - * Hold semaphore so that nobody can access the chip during init. + * Read the hw sem reg to make sure that it is locked + * before we clear it. If it is not locked, writing 1 + * will lock it instead of clearing it. */ - bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg); + bfa_reg_read(ioc->ioc_regs.ioc_sem_reg); + bfa_ioc_hw_sem_release(ioc); +} + + + +bfa_status_t +bfa_ioc_cb_pll_init(bfa_os_addr_t rb, bfa_boolean_t fcmode) +{ + u32 pll_sclk, pll_fclk; pll_sclk = __APP_PLL_212_ENABLE | __APP_PLL_212_LRESETN | - __APP_PLL_212_P0_1(3U) | - __APP_PLL_212_JITLMT0_1(3U) | - __APP_PLL_212_CNTLMT0_1(3U); + __APP_PLL_212_P0_1(3U) | + __APP_PLL_212_JITLMT0_1(3U) | + __APP_PLL_212_CNTLMT0_1(3U); pll_fclk = __APP_PLL_400_ENABLE | __APP_PLL_400_LRESETN | - __APP_PLL_400_RSEL200500 | __APP_PLL_400_P0_1(3U) | - __APP_PLL_400_JITLMT0_1(3U) | - __APP_PLL_400_CNTLMT0_1(3U); - + __APP_PLL_400_RSEL200500 | __APP_PLL_400_P0_1(3U) | + __APP_PLL_400_JITLMT0_1(3U) | + __APP_PLL_400_CNTLMT0_1(3U); bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_UNINIT); bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_UNINIT); - bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); - - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, - __APP_PLL_212_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, - __APP_PLL_212_BYPASS | - __APP_PLL_212_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, - __APP_PLL_400_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, - __APP_PLL_400_BYPASS | - __APP_PLL_400_LOGIC_SOFT_RESET); + bfa_reg_write(rb + APP_PLL_212_CTL_REG, + __APP_PLL_212_LOGIC_SOFT_RESET); + bfa_reg_write(rb + APP_PLL_212_CTL_REG, + __APP_PLL_212_BYPASS | + __APP_PLL_212_LOGIC_SOFT_RESET); + bfa_reg_write(rb + APP_PLL_400_CTL_REG, + __APP_PLL_400_LOGIC_SOFT_RESET); + bfa_reg_write(rb + APP_PLL_400_CTL_REG, + __APP_PLL_400_BYPASS | + __APP_PLL_400_LOGIC_SOFT_RESET); bfa_os_udelay(2); - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, - __APP_PLL_212_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, - __APP_PLL_400_LOGIC_SOFT_RESET); - - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, - pll_sclk | __APP_PLL_212_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, - pll_fclk | __APP_PLL_400_LOGIC_SOFT_RESET); - - /** - * Wait for PLLs to lock. - */ + bfa_reg_write(rb + APP_PLL_212_CTL_REG, + __APP_PLL_212_LOGIC_SOFT_RESET); + bfa_reg_write(rb + APP_PLL_400_CTL_REG, + __APP_PLL_400_LOGIC_SOFT_RESET); + bfa_reg_write(rb + APP_PLL_212_CTL_REG, + pll_sclk | __APP_PLL_212_LOGIC_SOFT_RESET); + bfa_reg_write(rb + APP_PLL_400_CTL_REG, + pll_fclk | __APP_PLL_400_LOGIC_SOFT_RESET); bfa_os_udelay(2000); bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); - - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk); - - /* - * release semaphore. - */ - bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg); + bfa_reg_write((rb + APP_PLL_212_CTL_REG), pll_sclk); + bfa_reg_write((rb + APP_PLL_400_CTL_REG), pll_fclk); return BFA_STATUS_OK; } - -/** - * Cleanup hw semaphore and usecnt registers - */ -static void -bfa_ioc_cb_ownership_reset(struct bfa_ioc_s *ioc) -{ - - /* - * Read the hw sem reg to make sure that it is locked - * before we clear it. If it is not locked, writing 1 - * will lock it instead of clearing it. - */ - bfa_reg_read(ioc->ioc_regs.ioc_sem_reg); - bfa_ioc_hw_sem_release(ioc); -} diff --git a/drivers/scsi/bfa/bfa_ioc_ct.c b/drivers/scsi/bfa/bfa_ioc_ct.c index 68f027da001..f21b82c5f64 100644 --- a/drivers/scsi/bfa/bfa_ioc_ct.c +++ b/drivers/scsi/bfa/bfa_ioc_ct.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,22 +15,15 @@ * General Public License for more details. */ -#include <bfa.h> -#include <bfa_ioc.h> -#include <bfa_fwimg_priv.h> -#include <cna/bfa_cna_trcmod.h> -#include <cs/bfa_debug.h> -#include <bfi/bfi_ioc.h> -#include <bfi/bfi_ctreg.h> -#include <log/bfa_log_hal.h> -#include <defs/bfa_defs_pci.h> +#include "bfa_ioc.h" +#include "bfi_ctreg.h" +#include "bfa_defs.h" BFA_TRC_FILE(CNA, IOC_CT); /* * forward declarations */ -static bfa_status_t bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc); static bfa_boolean_t bfa_ioc_ct_firmware_lock(struct bfa_ioc_s *ioc); static void bfa_ioc_ct_firmware_unlock(struct bfa_ioc_s *ioc); static void bfa_ioc_ct_reg_init(struct bfa_ioc_s *ioc); @@ -78,7 +71,8 @@ bfa_ioc_ct_firmware_lock(struct bfa_ioc_s *ioc) /** * If bios boot (flash based) -- do not increment usage count */ - if (bfi_image_get_size(BFA_IOC_FWIMG_TYPE(ioc)) < BFA_IOC_FWIMG_MINSZ) + if (bfa_cb_image_get_size(BFA_IOC_FWIMG_TYPE(ioc)) < + BFA_IOC_FWIMG_MINSZ) return BFA_TRUE; bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg); @@ -136,7 +130,8 @@ bfa_ioc_ct_firmware_unlock(struct bfa_ioc_s *ioc) /** * If bios boot (flash based) -- do not decrement usage count */ - if (bfi_image_get_size(BFA_IOC_FWIMG_TYPE(ioc)) < BFA_IOC_FWIMG_MINSZ) + if (bfa_cb_image_get_size(BFA_IOC_FWIMG_TYPE(ioc)) < + BFA_IOC_FWIMG_MINSZ) return; /** @@ -308,16 +303,47 @@ bfa_ioc_ct_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix) bfa_reg_write(rb + FNC_PERS_REG, r32); } -static bfa_status_t -bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc) +/** + * Cleanup hw semaphore and usecnt registers + */ +static void +bfa_ioc_ct_ownership_reset(struct bfa_ioc_s *ioc) { - bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; - u32 pll_sclk, pll_fclk, r32; + + if (ioc->cna) { + bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg); + bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, 0); + bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg); + } /* - * Hold semaphore so that nobody can access the chip during init. + * Read the hw sem reg to make sure that it is locked + * before we clear it. If it is not locked, writing 1 + * will lock it instead of clearing it. */ - bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg); + bfa_reg_read(ioc->ioc_regs.ioc_sem_reg); + bfa_ioc_hw_sem_release(ioc); +} + + + +/* + * Check the firmware state to know if pll_init has been completed already + */ +bfa_boolean_t +bfa_ioc_ct_pll_init_complete(bfa_os_addr_t rb) +{ + if ((bfa_reg_read(rb + BFA_IOC0_STATE_REG) == BFI_IOC_OP) || + (bfa_reg_read(rb + BFA_IOC1_STATE_REG) == BFI_IOC_OP)) + return BFA_TRUE; + + return BFA_FALSE; +} + +bfa_status_t +bfa_ioc_ct_pll_init(bfa_os_addr_t rb, bfa_boolean_t fcmode) +{ + u32 pll_sclk, pll_fclk, r32; pll_sclk = __APP_PLL_312_LRESETN | __APP_PLL_312_ENARST | __APP_PLL_312_RSEL200500 | __APP_PLL_312_P0_1(3U) | @@ -327,70 +353,50 @@ bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc) __APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(3U) | __APP_PLL_425_JITLMT0_1(3U) | __APP_PLL_425_CNTLMT0_1(1U); - - /** - * For catapult, choose operational mode FC/FCoE - */ - if (ioc->fcmode) { + if (fcmode) { bfa_reg_write((rb + OP_MODE), 0); bfa_reg_write((rb + ETH_MAC_SER_REG), __APP_EMS_CMLCKSEL | __APP_EMS_REFCKBUFEN2 | __APP_EMS_CHANNEL_SEL); } else { - ioc->pllinit = BFA_TRUE; bfa_reg_write((rb + OP_MODE), __GLOBAL_FCOE_MODE); bfa_reg_write((rb + ETH_MAC_SER_REG), - __APP_EMS_REFCKBUFEN1); + __APP_EMS_REFCKBUFEN1); } - bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_UNINIT); bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_UNINIT); - bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); - - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk | + bfa_reg_write(rb + APP_PLL_312_CTL_REG, pll_sclk | __APP_PLL_312_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk | + bfa_reg_write(rb + APP_PLL_425_CTL_REG, pll_fclk | __APP_PLL_425_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk | + bfa_reg_write(rb + APP_PLL_312_CTL_REG, pll_sclk | __APP_PLL_312_LOGIC_SOFT_RESET | __APP_PLL_312_ENABLE); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk | + bfa_reg_write(rb + APP_PLL_425_CTL_REG, pll_fclk | __APP_PLL_425_LOGIC_SOFT_RESET | __APP_PLL_425_ENABLE); - - /** - * Wait for PLLs to lock. - */ bfa_reg_read(rb + HOSTFN0_INT_MSK); bfa_os_udelay(2000); bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); - - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk | + bfa_reg_write(rb + APP_PLL_312_CTL_REG, pll_sclk | __APP_PLL_312_ENABLE); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk | + bfa_reg_write(rb + APP_PLL_425_CTL_REG, pll_fclk | __APP_PLL_425_ENABLE); - - /** - * PSS memory reset is asserted at power-on-reset. Need to clear - * this before running EDRAM BISTR - */ - if (ioc->cna) { + if (!fcmode) { bfa_reg_write((rb + PMM_1T_RESET_REG_P0), __PMM_1T_RESET_P); bfa_reg_write((rb + PMM_1T_RESET_REG_P1), __PMM_1T_RESET_P); } - r32 = bfa_reg_read((rb + PSS_CTL_REG)); r32 &= ~__PSS_LMEM_RESET; bfa_reg_write((rb + PSS_CTL_REG), r32); bfa_os_udelay(1000); - - if (ioc->cna) { + if (!fcmode) { bfa_reg_write((rb + PMM_1T_RESET_REG_P0), 0); bfa_reg_write((rb + PMM_1T_RESET_REG_P1), 0); } @@ -398,39 +404,6 @@ bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc) bfa_reg_write((rb + MBIST_CTL_REG), __EDRAM_BISTR_START); bfa_os_udelay(1000); r32 = bfa_reg_read((rb + MBIST_STAT_REG)); - bfa_trc(ioc, r32); - - /** - * Clear BISTR - */ bfa_reg_write((rb + MBIST_CTL_REG), 0); - - /* - * release semaphore. - */ - bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg); - return BFA_STATUS_OK; } - -/** - * Cleanup hw semaphore and usecnt registers - */ -static void -bfa_ioc_ct_ownership_reset(struct bfa_ioc_s *ioc) -{ - - if (ioc->cna) { - bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg); - bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, 0); - bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg); - } - - /* - * Read the hw sem reg to make sure that it is locked - * before we clear it. If it is not locked, writing 1 - * will lock it instead of clearing it. - */ - bfa_reg_read(ioc->ioc_regs.ioc_sem_reg); - bfa_ioc_hw_sem_release(ioc); -} diff --git a/drivers/scsi/bfa/bfa_iocfc.c b/drivers/scsi/bfa/bfa_iocfc.c deleted file mode 100644 index 90820be9986..00000000000 --- a/drivers/scsi/bfa/bfa_iocfc.c +++ /dev/null @@ -1,927 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <cs/bfa_debug.h> -#include <bfa_priv.h> -#include <log/bfa_log_hal.h> -#include <bfi/bfi_boot.h> -#include <bfi/bfi_cbreg.h> -#include <aen/bfa_aen_ioc.h> -#include <defs/bfa_defs_iocfc.h> -#include <defs/bfa_defs_pci.h> -#include "bfa_callback_priv.h" -#include "bfad_drv.h" - -BFA_TRC_FILE(HAL, IOCFC); - -/** - * IOC local definitions - */ -#define BFA_IOCFC_TOV 5000 /* msecs */ - -enum { - BFA_IOCFC_ACT_NONE = 0, - BFA_IOCFC_ACT_INIT = 1, - BFA_IOCFC_ACT_STOP = 2, - BFA_IOCFC_ACT_DISABLE = 3, -}; - -/* - * forward declarations - */ -static void bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status); -static void bfa_iocfc_disable_cbfn(void *bfa_arg); -static void bfa_iocfc_hbfail_cbfn(void *bfa_arg); -static void bfa_iocfc_reset_cbfn(void *bfa_arg); -static void bfa_iocfc_stats_clear(void *bfa_arg); -static void bfa_iocfc_stats_swap(struct bfa_fw_stats_s *d, - struct bfa_fw_stats_s *s); -static void bfa_iocfc_stats_clr_cb(void *bfa_arg, bfa_boolean_t complete); -static void bfa_iocfc_stats_clr_timeout(void *bfa_arg); -static void bfa_iocfc_stats_cb(void *bfa_arg, bfa_boolean_t complete); -static void bfa_iocfc_stats_timeout(void *bfa_arg); - -static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn; - -/** - * bfa_ioc_pvt BFA IOC private functions - */ - -static void -bfa_iocfc_cqs_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len) -{ - int i, per_reqq_sz, per_rspq_sz; - - per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ), - BFA_DMA_ALIGN_SZ); - per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ), - BFA_DMA_ALIGN_SZ); - - /* - * Calculate CQ size - */ - for (i = 0; i < cfg->fwcfg.num_cqs; i++) { - *dm_len = *dm_len + per_reqq_sz; - *dm_len = *dm_len + per_rspq_sz; - } - - /* - * Calculate Shadow CI/PI size - */ - for (i = 0; i < cfg->fwcfg.num_cqs; i++) - *dm_len += (2 * BFA_CACHELINE_SZ); -} - -static void -bfa_iocfc_fw_cfg_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len) -{ - *dm_len += - BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); - *dm_len += - BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), - BFA_CACHELINE_SZ); - *dm_len += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ); -} - -/** - * Use the Mailbox interface to send BFI_IOCFC_H2I_CFG_REQ - */ -static void -bfa_iocfc_send_cfg(void *bfa_arg) -{ - struct bfa_s *bfa = bfa_arg; - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfg_req_s cfg_req; - struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo; - struct bfa_iocfc_cfg_s *cfg = &iocfc->cfg; - int i; - - bfa_assert(cfg->fwcfg.num_cqs <= BFI_IOC_MAX_CQS); - bfa_trc(bfa, cfg->fwcfg.num_cqs); - - bfa_iocfc_reset_queues(bfa); - - /** - * initialize IOC configuration info - */ - cfg_info->endian_sig = BFI_IOC_ENDIAN_SIG; - cfg_info->num_cqs = cfg->fwcfg.num_cqs; - - bfa_dma_be_addr_set(cfg_info->cfgrsp_addr, iocfc->cfgrsp_dma.pa); - bfa_dma_be_addr_set(cfg_info->stats_addr, iocfc->stats_pa); - - /** - * dma map REQ and RSP circular queues and shadow pointers - */ - for (i = 0; i < cfg->fwcfg.num_cqs; i++) { - bfa_dma_be_addr_set(cfg_info->req_cq_ba[i], - iocfc->req_cq_ba[i].pa); - bfa_dma_be_addr_set(cfg_info->req_shadow_ci[i], - iocfc->req_cq_shadow_ci[i].pa); - cfg_info->req_cq_elems[i] = - bfa_os_htons(cfg->drvcfg.num_reqq_elems); - - bfa_dma_be_addr_set(cfg_info->rsp_cq_ba[i], - iocfc->rsp_cq_ba[i].pa); - bfa_dma_be_addr_set(cfg_info->rsp_shadow_pi[i], - iocfc->rsp_cq_shadow_pi[i].pa); - cfg_info->rsp_cq_elems[i] = - bfa_os_htons(cfg->drvcfg.num_rspq_elems); - } - - /** - * Enable interrupt coalescing if it is driver init path - * and not ioc disable/enable path. - */ - if (!iocfc->cfgdone) - cfg_info->intr_attr.coalesce = BFA_TRUE; - - iocfc->cfgdone = BFA_FALSE; - - /** - * dma map IOC configuration itself - */ - bfi_h2i_set(cfg_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CFG_REQ, - bfa_lpuid(bfa)); - bfa_dma_be_addr_set(cfg_req.ioc_cfg_dma_addr, iocfc->cfg_info.pa); - - bfa_ioc_mbox_send(&bfa->ioc, &cfg_req, - sizeof(struct bfi_iocfc_cfg_req_s)); -} - -static void -bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_pcidev_s *pcidev) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - - bfa->bfad = bfad; - iocfc->bfa = bfa; - iocfc->action = BFA_IOCFC_ACT_NONE; - - bfa_os_assign(iocfc->cfg, *cfg); - - /** - * Initialize chip specific handlers. - */ - if (bfa_asic_id_ct(bfa_ioc_devid(&bfa->ioc))) { - iocfc->hwif.hw_reginit = bfa_hwct_reginit; - iocfc->hwif.hw_reqq_ack = bfa_hwct_reqq_ack; - iocfc->hwif.hw_rspq_ack = bfa_hwct_rspq_ack; - iocfc->hwif.hw_msix_init = bfa_hwct_msix_init; - iocfc->hwif.hw_msix_install = bfa_hwct_msix_install; - iocfc->hwif.hw_msix_uninstall = bfa_hwct_msix_uninstall; - iocfc->hwif.hw_isr_mode_set = bfa_hwct_isr_mode_set; - iocfc->hwif.hw_msix_getvecs = bfa_hwct_msix_getvecs; - iocfc->hwif.hw_msix_get_rme_range = bfa_hwct_msix_get_rme_range; - } else { - iocfc->hwif.hw_reginit = bfa_hwcb_reginit; - iocfc->hwif.hw_reqq_ack = bfa_hwcb_reqq_ack; - iocfc->hwif.hw_rspq_ack = bfa_hwcb_rspq_ack; - iocfc->hwif.hw_msix_init = bfa_hwcb_msix_init; - iocfc->hwif.hw_msix_install = bfa_hwcb_msix_install; - iocfc->hwif.hw_msix_uninstall = bfa_hwcb_msix_uninstall; - iocfc->hwif.hw_isr_mode_set = bfa_hwcb_isr_mode_set; - iocfc->hwif.hw_msix_getvecs = bfa_hwcb_msix_getvecs; - iocfc->hwif.hw_msix_get_rme_range = bfa_hwcb_msix_get_rme_range; - } - - iocfc->hwif.hw_reginit(bfa); - bfa->msix.nvecs = 0; -} - -static void -bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo) -{ - u8 *dm_kva; - u64 dm_pa; - int i, per_reqq_sz, per_rspq_sz; - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - int dbgsz; - - dm_kva = bfa_meminfo_dma_virt(meminfo); - dm_pa = bfa_meminfo_dma_phys(meminfo); - - /* - * First allocate dma memory for IOC. - */ - bfa_ioc_mem_claim(&bfa->ioc, dm_kva, dm_pa); - dm_kva += bfa_ioc_meminfo(); - dm_pa += bfa_ioc_meminfo(); - - /* - * Claim DMA-able memory for the request/response queues and for shadow - * ci/pi registers - */ - per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ), - BFA_DMA_ALIGN_SZ); - per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ), - BFA_DMA_ALIGN_SZ); - - for (i = 0; i < cfg->fwcfg.num_cqs; i++) { - iocfc->req_cq_ba[i].kva = dm_kva; - iocfc->req_cq_ba[i].pa = dm_pa; - bfa_os_memset(dm_kva, 0, per_reqq_sz); - dm_kva += per_reqq_sz; - dm_pa += per_reqq_sz; - - iocfc->rsp_cq_ba[i].kva = dm_kva; - iocfc->rsp_cq_ba[i].pa = dm_pa; - bfa_os_memset(dm_kva, 0, per_rspq_sz); - dm_kva += per_rspq_sz; - dm_pa += per_rspq_sz; - } - - for (i = 0; i < cfg->fwcfg.num_cqs; i++) { - iocfc->req_cq_shadow_ci[i].kva = dm_kva; - iocfc->req_cq_shadow_ci[i].pa = dm_pa; - dm_kva += BFA_CACHELINE_SZ; - dm_pa += BFA_CACHELINE_SZ; - - iocfc->rsp_cq_shadow_pi[i].kva = dm_kva; - iocfc->rsp_cq_shadow_pi[i].pa = dm_pa; - dm_kva += BFA_CACHELINE_SZ; - dm_pa += BFA_CACHELINE_SZ; - } - - /* - * Claim DMA-able memory for the config info page - */ - bfa->iocfc.cfg_info.kva = dm_kva; - bfa->iocfc.cfg_info.pa = dm_pa; - bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva; - dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); - dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); - - /* - * Claim DMA-able memory for the config response - */ - bfa->iocfc.cfgrsp_dma.kva = dm_kva; - bfa->iocfc.cfgrsp_dma.pa = dm_pa; - bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva; - - dm_kva += - BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), - BFA_CACHELINE_SZ); - dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), - BFA_CACHELINE_SZ); - - /* - * Claim DMA-able memory for iocfc stats - */ - bfa->iocfc.stats_kva = dm_kva; - bfa->iocfc.stats_pa = dm_pa; - bfa->iocfc.fw_stats = (struct bfa_fw_stats_s *) dm_kva; - dm_kva += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ); - dm_pa += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ); - - bfa_meminfo_dma_virt(meminfo) = dm_kva; - bfa_meminfo_dma_phys(meminfo) = dm_pa; - - dbgsz = bfa_ioc_debug_trcsz(bfa_auto_recover); - if (dbgsz > 0) { - bfa_ioc_debug_memclaim(&bfa->ioc, bfa_meminfo_kva(meminfo)); - bfa_meminfo_kva(meminfo) += dbgsz; - } -} - -/** - * Start BFA submodules. - */ -static void -bfa_iocfc_start_submod(struct bfa_s *bfa) -{ - int i; - - bfa->rme_process = BFA_TRUE; - - for (i = 0; hal_mods[i]; i++) - hal_mods[i]->start(bfa); -} - -/** - * Disable BFA submodules. - */ -static void -bfa_iocfc_disable_submod(struct bfa_s *bfa) -{ - int i; - - for (i = 0; hal_mods[i]; i++) - hal_mods[i]->iocdisable(bfa); -} - -static void -bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete) -{ - struct bfa_s *bfa = bfa_arg; - - if (complete) { - if (bfa->iocfc.cfgdone) - bfa_cb_init(bfa->bfad, BFA_STATUS_OK); - else - bfa_cb_init(bfa->bfad, BFA_STATUS_FAILED); - } else { - if (bfa->iocfc.cfgdone) - bfa->iocfc.action = BFA_IOCFC_ACT_NONE; - } -} - -static void -bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl) -{ - struct bfa_s *bfa = bfa_arg; - struct bfad_s *bfad = bfa->bfad; - - if (compl) - complete(&bfad->comp); - - else - bfa->iocfc.action = BFA_IOCFC_ACT_NONE; -} - -static void -bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl) -{ - struct bfa_s *bfa = bfa_arg; - struct bfad_s *bfad = bfa->bfad; - - if (compl) - complete(&bfad->disable_comp); -} - -/** - * Update BFA configuration from firmware configuration. - */ -static void -bfa_iocfc_cfgrsp(struct bfa_s *bfa) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; - struct bfa_iocfc_fwcfg_s *fwcfg = &cfgrsp->fwcfg; - - fwcfg->num_cqs = fwcfg->num_cqs; - fwcfg->num_ioim_reqs = bfa_os_ntohs(fwcfg->num_ioim_reqs); - fwcfg->num_tskim_reqs = bfa_os_ntohs(fwcfg->num_tskim_reqs); - fwcfg->num_fcxp_reqs = bfa_os_ntohs(fwcfg->num_fcxp_reqs); - fwcfg->num_uf_bufs = bfa_os_ntohs(fwcfg->num_uf_bufs); - fwcfg->num_rports = bfa_os_ntohs(fwcfg->num_rports); - - iocfc->cfgdone = BFA_TRUE; - - /** - * Configuration is complete - initialize/start submodules - */ - bfa_fcport_init(bfa); - - if (iocfc->action == BFA_IOCFC_ACT_INIT) - bfa_cb_queue(bfa, &iocfc->init_hcb_qe, bfa_iocfc_init_cb, bfa); - else - bfa_iocfc_start_submod(bfa); -} - -static void -bfa_iocfc_stats_clear(void *bfa_arg) -{ - struct bfa_s *bfa = bfa_arg; - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_stats_req_s stats_req; - - bfa_timer_start(bfa, &iocfc->stats_timer, - bfa_iocfc_stats_clr_timeout, bfa, - BFA_IOCFC_TOV); - - bfi_h2i_set(stats_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CLEAR_STATS_REQ, - bfa_lpuid(bfa)); - bfa_ioc_mbox_send(&bfa->ioc, &stats_req, - sizeof(struct bfi_iocfc_stats_req_s)); -} - -static void -bfa_iocfc_stats_swap(struct bfa_fw_stats_s *d, struct bfa_fw_stats_s *s) -{ - u32 *dip = (u32 *) d; - u32 *sip = (u32 *) s; - int i; - - for (i = 0; i < (sizeof(struct bfa_fw_stats_s) / sizeof(u32)); i++) - dip[i] = bfa_os_ntohl(sip[i]); -} - -static void -bfa_iocfc_stats_clr_cb(void *bfa_arg, bfa_boolean_t complete) -{ - struct bfa_s *bfa = bfa_arg; - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - - if (complete) { - bfa_ioc_clr_stats(&bfa->ioc); - iocfc->stats_cbfn(iocfc->stats_cbarg, iocfc->stats_status); - } else { - iocfc->stats_busy = BFA_FALSE; - iocfc->stats_status = BFA_STATUS_OK; - } -} - -static void -bfa_iocfc_stats_clr_timeout(void *bfa_arg) -{ - struct bfa_s *bfa = bfa_arg; - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - - bfa_trc(bfa, 0); - - iocfc->stats_status = BFA_STATUS_ETIMER; - bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_clr_cb, bfa); -} - -static void -bfa_iocfc_stats_cb(void *bfa_arg, bfa_boolean_t complete) -{ - struct bfa_s *bfa = bfa_arg; - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - - if (complete) { - if (iocfc->stats_status == BFA_STATUS_OK) { - bfa_os_memset(iocfc->stats_ret, 0, - sizeof(*iocfc->stats_ret)); - bfa_iocfc_stats_swap(&iocfc->stats_ret->fw_stats, - iocfc->fw_stats); - } - iocfc->stats_cbfn(iocfc->stats_cbarg, iocfc->stats_status); - } else { - iocfc->stats_busy = BFA_FALSE; - iocfc->stats_status = BFA_STATUS_OK; - } -} - -static void -bfa_iocfc_stats_timeout(void *bfa_arg) -{ - struct bfa_s *bfa = bfa_arg; - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - - bfa_trc(bfa, 0); - - iocfc->stats_status = BFA_STATUS_ETIMER; - bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_cb, bfa); -} - -static void -bfa_iocfc_stats_query(struct bfa_s *bfa) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_stats_req_s stats_req; - - bfa_timer_start(bfa, &iocfc->stats_timer, - bfa_iocfc_stats_timeout, bfa, BFA_IOCFC_TOV); - - bfi_h2i_set(stats_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_GET_STATS_REQ, - bfa_lpuid(bfa)); - bfa_ioc_mbox_send(&bfa->ioc, &stats_req, - sizeof(struct bfi_iocfc_stats_req_s)); -} - -void -bfa_iocfc_reset_queues(struct bfa_s *bfa) -{ - int q; - - for (q = 0; q < BFI_IOC_MAX_CQS; q++) { - bfa_reqq_ci(bfa, q) = 0; - bfa_reqq_pi(bfa, q) = 0; - bfa_rspq_ci(bfa, q) = 0; - bfa_rspq_pi(bfa, q) = 0; - } -} - -/** - * IOC enable request is complete - */ -static void -bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status) -{ - struct bfa_s *bfa = bfa_arg; - - if (status != BFA_STATUS_OK) { - bfa_isr_disable(bfa); - if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT) - bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, - bfa_iocfc_init_cb, bfa); - return; - } - - bfa_iocfc_send_cfg(bfa); -} - -/** - * IOC disable request is complete - */ -static void -bfa_iocfc_disable_cbfn(void *bfa_arg) -{ - struct bfa_s *bfa = bfa_arg; - - bfa_isr_disable(bfa); - bfa_iocfc_disable_submod(bfa); - - if (bfa->iocfc.action == BFA_IOCFC_ACT_STOP) - bfa_cb_queue(bfa, &bfa->iocfc.stop_hcb_qe, bfa_iocfc_stop_cb, - bfa); - else { - bfa_assert(bfa->iocfc.action == BFA_IOCFC_ACT_DISABLE); - bfa_cb_queue(bfa, &bfa->iocfc.dis_hcb_qe, bfa_iocfc_disable_cb, - bfa); - } -} - -/** - * Notify sub-modules of hardware failure. - */ -static void -bfa_iocfc_hbfail_cbfn(void *bfa_arg) -{ - struct bfa_s *bfa = bfa_arg; - - bfa->rme_process = BFA_FALSE; - - bfa_isr_disable(bfa); - bfa_iocfc_disable_submod(bfa); - - if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT) - bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, bfa_iocfc_init_cb, - bfa); -} - -/** - * Actions on chip-reset completion. - */ -static void -bfa_iocfc_reset_cbfn(void *bfa_arg) -{ - struct bfa_s *bfa = bfa_arg; - - bfa_iocfc_reset_queues(bfa); - bfa_isr_enable(bfa); -} - - - -/** - * bfa_ioc_public - */ - -/** - * Query IOC memory requirement information. - */ -void -bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len) -{ - /* dma memory for IOC */ - *dm_len += bfa_ioc_meminfo(); - - bfa_iocfc_fw_cfg_sz(cfg, dm_len); - bfa_iocfc_cqs_sz(cfg, dm_len); - *km_len += bfa_ioc_debug_trcsz(bfa_auto_recover); -} - -/** - * Query IOC memory requirement information. - */ -void -bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) -{ - int i; - - bfa_iocfc_cbfn.enable_cbfn = bfa_iocfc_enable_cbfn; - bfa_iocfc_cbfn.disable_cbfn = bfa_iocfc_disable_cbfn; - bfa_iocfc_cbfn.hbfail_cbfn = bfa_iocfc_hbfail_cbfn; - bfa_iocfc_cbfn.reset_cbfn = bfa_iocfc_reset_cbfn; - - bfa_ioc_attach(&bfa->ioc, bfa, &bfa_iocfc_cbfn, &bfa->timer_mod, - bfa->trcmod, bfa->aen, bfa->logm); - - /** - * Set FC mode for BFA_PCI_DEVICE_ID_CT_FC. - */ - if (pcidev->device_id == BFA_PCI_DEVICE_ID_CT_FC) - bfa_ioc_set_fcmode(&bfa->ioc); - - bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_MC_IOCFC); - bfa_ioc_mbox_register(&bfa->ioc, bfa_mbox_isrs); - - bfa_iocfc_init_mem(bfa, bfad, cfg, pcidev); - bfa_iocfc_mem_claim(bfa, cfg, meminfo); - bfa_timer_init(&bfa->timer_mod); - - INIT_LIST_HEAD(&bfa->comp_q); - for (i = 0; i < BFI_IOC_MAX_CQS; i++) - INIT_LIST_HEAD(&bfa->reqq_waitq[i]); -} - -/** - * Query IOC memory requirement information. - */ -void -bfa_iocfc_detach(struct bfa_s *bfa) -{ - bfa_ioc_detach(&bfa->ioc); -} - -/** - * Query IOC memory requirement information. - */ -void -bfa_iocfc_init(struct bfa_s *bfa) -{ - bfa->iocfc.action = BFA_IOCFC_ACT_INIT; - bfa_ioc_enable(&bfa->ioc); -} - -/** - * IOC start called from bfa_start(). Called to start IOC operations - * at driver instantiation for this instance. - */ -void -bfa_iocfc_start(struct bfa_s *bfa) -{ - if (bfa->iocfc.cfgdone) - bfa_iocfc_start_submod(bfa); -} - -/** - * IOC stop called from bfa_stop(). Called only when driver is unloaded - * for this instance. - */ -void -bfa_iocfc_stop(struct bfa_s *bfa) -{ - bfa->iocfc.action = BFA_IOCFC_ACT_STOP; - - bfa->rme_process = BFA_FALSE; - bfa_ioc_disable(&bfa->ioc); -} - -void -bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m) -{ - struct bfa_s *bfa = bfaarg; - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - union bfi_iocfc_i2h_msg_u *msg; - - msg = (union bfi_iocfc_i2h_msg_u *) m; - bfa_trc(bfa, msg->mh.msg_id); - - switch (msg->mh.msg_id) { - case BFI_IOCFC_I2H_CFG_REPLY: - iocfc->cfg_reply = &msg->cfg_reply; - bfa_iocfc_cfgrsp(bfa); - break; - - case BFI_IOCFC_I2H_GET_STATS_RSP: - if (iocfc->stats_busy == BFA_FALSE - || iocfc->stats_status == BFA_STATUS_ETIMER) - break; - - bfa_timer_stop(&iocfc->stats_timer); - iocfc->stats_status = BFA_STATUS_OK; - bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_cb, - bfa); - break; - case BFI_IOCFC_I2H_CLEAR_STATS_RSP: - /* - * check for timer pop before processing the rsp - */ - if (iocfc->stats_busy == BFA_FALSE - || iocfc->stats_status == BFA_STATUS_ETIMER) - break; - - bfa_timer_stop(&iocfc->stats_timer); - iocfc->stats_status = BFA_STATUS_OK; - bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, - bfa_iocfc_stats_clr_cb, bfa); - break; - case BFI_IOCFC_I2H_UPDATEQ_RSP: - iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK); - break; - default: - bfa_assert(0); - } -} - -#ifndef BFA_BIOS_BUILD -void -bfa_adapter_get_attr(struct bfa_s *bfa, struct bfa_adapter_attr_s *ad_attr) -{ - bfa_ioc_get_adapter_attr(&bfa->ioc, ad_attr); -} - -u64 -bfa_adapter_get_id(struct bfa_s *bfa) -{ - return bfa_ioc_get_adid(&bfa->ioc); -} - -void -bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - - attr->intr_attr.coalesce = iocfc->cfginfo->intr_attr.coalesce; - - attr->intr_attr.delay = iocfc->cfginfo->intr_attr.delay ? - bfa_os_ntohs(iocfc->cfginfo->intr_attr.delay) : - bfa_os_ntohs(iocfc->cfgrsp->intr_attr.delay); - - attr->intr_attr.latency = iocfc->cfginfo->intr_attr.latency ? - bfa_os_ntohs(iocfc->cfginfo->intr_attr.latency) : - bfa_os_ntohs(iocfc->cfgrsp->intr_attr.latency); - - attr->config = iocfc->cfg; - -} - -bfa_status_t -bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_set_intr_req_s *m; - - iocfc->cfginfo->intr_attr.coalesce = attr->coalesce; - iocfc->cfginfo->intr_attr.delay = bfa_os_htons(attr->delay); - iocfc->cfginfo->intr_attr.latency = bfa_os_htons(attr->latency); - - if (!bfa_iocfc_is_operational(bfa)) - return BFA_STATUS_OK; - - m = bfa_reqq_next(bfa, BFA_REQQ_IOC); - if (!m) - return BFA_STATUS_DEVBUSY; - - bfi_h2i_set(m->mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_SET_INTR_REQ, - bfa_lpuid(bfa)); - m->coalesce = iocfc->cfginfo->intr_attr.coalesce; - m->delay = iocfc->cfginfo->intr_attr.delay; - m->latency = iocfc->cfginfo->intr_attr.latency; - - - bfa_trc(bfa, attr->delay); - bfa_trc(bfa, attr->latency); - - bfa_reqq_produce(bfa, BFA_REQQ_IOC); - return BFA_STATUS_OK; -} - -void -bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - - iocfc->cfginfo->sense_buf_len = (BFI_IOIM_SNSLEN - 1); - bfa_dma_be_addr_set(iocfc->cfginfo->ioim_snsbase, snsbase_pa); -} - -bfa_status_t -bfa_iocfc_get_stats(struct bfa_s *bfa, struct bfa_iocfc_stats_s *stats, - bfa_cb_ioc_t cbfn, void *cbarg) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - - if (iocfc->stats_busy) { - bfa_trc(bfa, iocfc->stats_busy); - return BFA_STATUS_DEVBUSY; - } - - if (!bfa_iocfc_is_operational(bfa)) { - bfa_trc(bfa, 0); - return BFA_STATUS_IOC_NON_OP; - } - - iocfc->stats_busy = BFA_TRUE; - iocfc->stats_ret = stats; - iocfc->stats_cbfn = cbfn; - iocfc->stats_cbarg = cbarg; - - bfa_iocfc_stats_query(bfa); - - return BFA_STATUS_OK; -} - -bfa_status_t -bfa_iocfc_clear_stats(struct bfa_s *bfa, bfa_cb_ioc_t cbfn, void *cbarg) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - - if (iocfc->stats_busy) { - bfa_trc(bfa, iocfc->stats_busy); - return BFA_STATUS_DEVBUSY; - } - - if (!bfa_iocfc_is_operational(bfa)) { - bfa_trc(bfa, 0); - return BFA_STATUS_IOC_NON_OP; - } - - iocfc->stats_busy = BFA_TRUE; - iocfc->stats_cbfn = cbfn; - iocfc->stats_cbarg = cbarg; - - bfa_iocfc_stats_clear(bfa); - return BFA_STATUS_OK; -} - -/** - * Enable IOC after it is disabled. - */ -void -bfa_iocfc_enable(struct bfa_s *bfa) -{ - bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0, - "IOC Enable"); - bfa_ioc_enable(&bfa->ioc); -} - -void -bfa_iocfc_disable(struct bfa_s *bfa) -{ - bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0, - "IOC Disable"); - bfa->iocfc.action = BFA_IOCFC_ACT_DISABLE; - - bfa->rme_process = BFA_FALSE; - bfa_ioc_disable(&bfa->ioc); -} - - -bfa_boolean_t -bfa_iocfc_is_operational(struct bfa_s *bfa) -{ - return bfa_ioc_is_operational(&bfa->ioc) && bfa->iocfc.cfgdone; -} - -/** - * Return boot target port wwns -- read from boot information in flash. - */ -void -bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; - int i; - - if (cfgrsp->pbc_cfg.boot_enabled && cfgrsp->pbc_cfg.nbluns) { - bfa_trc(bfa, cfgrsp->pbc_cfg.nbluns); - *nwwns = cfgrsp->pbc_cfg.nbluns; - for (i = 0; i < cfgrsp->pbc_cfg.nbluns; i++) - wwns[i] = cfgrsp->pbc_cfg.blun[i].tgt_pwwn; - - return; - } - - *nwwns = cfgrsp->bootwwns.nwwns; - memcpy(wwns, cfgrsp->bootwwns.wwn, sizeof(cfgrsp->bootwwns.wwn)); -} - -void -bfa_iocfc_get_pbc_boot_cfg(struct bfa_s *bfa, struct bfa_boot_pbc_s *pbcfg) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; - - pbcfg->enable = cfgrsp->pbc_cfg.boot_enabled; - pbcfg->nbluns = cfgrsp->pbc_cfg.nbluns; - pbcfg->speed = cfgrsp->pbc_cfg.port_speed; - memcpy(pbcfg->pblun, cfgrsp->pbc_cfg.blun, sizeof(pbcfg->pblun)); -} - -int -bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; - - memcpy(pbc_vport, cfgrsp->pbc_cfg.vport, sizeof(cfgrsp->pbc_cfg.vport)); - return cfgrsp->pbc_cfg.nvports; -} - - -#endif - - diff --git a/drivers/scsi/bfa/bfa_iocfc.h b/drivers/scsi/bfa/bfa_iocfc.h deleted file mode 100644 index 74a6a048d1f..00000000000 --- a/drivers/scsi/bfa/bfa_iocfc.h +++ /dev/null @@ -1,184 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_IOCFC_H__ -#define __BFA_IOCFC_H__ - -#include <bfa_ioc.h> -#include <bfa.h> -#include <bfi/bfi_iocfc.h> -#include <bfi/bfi_pbc.h> -#include <bfa_callback_priv.h> - -#define BFA_REQQ_NELEMS_MIN (4) -#define BFA_RSPQ_NELEMS_MIN (4) - -struct bfa_iocfc_regs_s { - bfa_os_addr_t intr_status; - bfa_os_addr_t intr_mask; - bfa_os_addr_t cpe_q_pi[BFI_IOC_MAX_CQS]; - bfa_os_addr_t cpe_q_ci[BFI_IOC_MAX_CQS]; - bfa_os_addr_t cpe_q_depth[BFI_IOC_MAX_CQS]; - bfa_os_addr_t cpe_q_ctrl[BFI_IOC_MAX_CQS]; - bfa_os_addr_t rme_q_ci[BFI_IOC_MAX_CQS]; - bfa_os_addr_t rme_q_pi[BFI_IOC_MAX_CQS]; - bfa_os_addr_t rme_q_depth[BFI_IOC_MAX_CQS]; - bfa_os_addr_t rme_q_ctrl[BFI_IOC_MAX_CQS]; -}; - -/** - * MSIX vector handlers - */ -#define BFA_MSIX_MAX_VECTORS 22 -typedef void (*bfa_msix_handler_t)(struct bfa_s *bfa, int vec); -struct bfa_msix_s { - int nvecs; - bfa_msix_handler_t handler[BFA_MSIX_MAX_VECTORS]; -}; - -/** - * Chip specific interfaces - */ -struct bfa_hwif_s { - void (*hw_reginit)(struct bfa_s *bfa); - void (*hw_reqq_ack)(struct bfa_s *bfa, int reqq); - void (*hw_rspq_ack)(struct bfa_s *bfa, int rspq); - void (*hw_msix_init)(struct bfa_s *bfa, int nvecs); - void (*hw_msix_install)(struct bfa_s *bfa); - void (*hw_msix_uninstall)(struct bfa_s *bfa); - void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix); - void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap, - u32 *nvecs, u32 *maxvec); - void (*hw_msix_get_rme_range) (struct bfa_s *bfa, u32 *start, - u32 *end); -}; -typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status); - -struct bfa_iocfc_s { - struct bfa_s *bfa; - struct bfa_iocfc_cfg_s cfg; - int action; - - u32 req_cq_pi[BFI_IOC_MAX_CQS]; - u32 rsp_cq_ci[BFI_IOC_MAX_CQS]; - - struct bfa_cb_qe_s init_hcb_qe; - struct bfa_cb_qe_s stop_hcb_qe; - struct bfa_cb_qe_s dis_hcb_qe; - struct bfa_cb_qe_s stats_hcb_qe; - bfa_boolean_t cfgdone; - - struct bfa_dma_s cfg_info; - struct bfi_iocfc_cfg_s *cfginfo; - struct bfa_dma_s cfgrsp_dma; - struct bfi_iocfc_cfgrsp_s *cfgrsp; - struct bfi_iocfc_cfg_reply_s *cfg_reply; - - u8 *stats_kva; - u64 stats_pa; - struct bfa_fw_stats_s *fw_stats; - struct bfa_timer_s stats_timer; /* timer */ - struct bfa_iocfc_stats_s *stats_ret; /* driver stats location */ - bfa_status_t stats_status; /* stats/statsclr status */ - bfa_boolean_t stats_busy; /* outstanding stats */ - bfa_cb_ioc_t stats_cbfn; /* driver callback function */ - void *stats_cbarg; /* user callback arg */ - - struct bfa_dma_s req_cq_ba[BFI_IOC_MAX_CQS]; - struct bfa_dma_s req_cq_shadow_ci[BFI_IOC_MAX_CQS]; - struct bfa_dma_s rsp_cq_ba[BFI_IOC_MAX_CQS]; - struct bfa_dma_s rsp_cq_shadow_pi[BFI_IOC_MAX_CQS]; - struct bfa_iocfc_regs_s bfa_regs; /* BFA device registers */ - struct bfa_hwif_s hwif; - - bfa_cb_iocfc_t updateq_cbfn; /* bios callback function */ - void *updateq_cbarg; /* bios callback arg */ - u32 intr_mask; -}; - -#define bfa_lpuid(__bfa) bfa_ioc_portid(&(__bfa)->ioc) -#define bfa_msix_init(__bfa, __nvecs) \ - ((__bfa)->iocfc.hwif.hw_msix_init(__bfa, __nvecs)) -#define bfa_msix_install(__bfa) \ - ((__bfa)->iocfc.hwif.hw_msix_install(__bfa)) -#define bfa_msix_uninstall(__bfa) \ - ((__bfa)->iocfc.hwif.hw_msix_uninstall(__bfa)) -#define bfa_isr_mode_set(__bfa, __msix) \ - ((__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix)) -#define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) \ - ((__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, \ - __nvecs, __maxvec)) -#define bfa_msix_get_rme_range(__bfa, __start, __end) \ - ((__bfa)->iocfc.hwif.hw_msix_get_rme_range(__bfa, __start, __end)) - -/* - * FC specific IOC functions. - */ -void bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len); -void bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, - struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, - struct bfa_pcidev_s *pcidev); -void bfa_iocfc_detach(struct bfa_s *bfa); -void bfa_iocfc_init(struct bfa_s *bfa); -void bfa_iocfc_start(struct bfa_s *bfa); -void bfa_iocfc_stop(struct bfa_s *bfa); -void bfa_iocfc_isr(void *bfa, struct bfi_mbmsg_s *msg); -void bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa); -bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa); -void bfa_iocfc_reset_queues(struct bfa_s *bfa); -void bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba, - u32 reqq_sci, u32 rspq_spi, - bfa_cb_iocfc_t cbfn, void *cbarg); - -void bfa_msix_all(struct bfa_s *bfa, int vec); -void bfa_msix_reqq(struct bfa_s *bfa, int vec); -void bfa_msix_rspq(struct bfa_s *bfa, int vec); -void bfa_msix_lpu_err(struct bfa_s *bfa, int vec); - -void bfa_hwcb_reginit(struct bfa_s *bfa); -void bfa_hwcb_reqq_ack(struct bfa_s *bfa, int rspq); -void bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq); -void bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs); -void bfa_hwcb_msix_install(struct bfa_s *bfa); -void bfa_hwcb_msix_uninstall(struct bfa_s *bfa); -void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); -void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, - u32 *nvecs, u32 *maxvec); -void bfa_hwcb_msix_get_rme_range(struct bfa_s *bfa, u32 *start, u32 *end); -void bfa_hwct_reginit(struct bfa_s *bfa); -void bfa_hwct_reqq_ack(struct bfa_s *bfa, int rspq); -void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq); -void bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs); -void bfa_hwct_msix_install(struct bfa_s *bfa); -void bfa_hwct_msix_uninstall(struct bfa_s *bfa); -void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); -void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, - u32 *nvecs, u32 *maxvec); -void bfa_hwct_msix_get_rme_range(struct bfa_s *bfa, u32 *start, u32 *end); - -void bfa_com_meminfo(bfa_boolean_t mincfg, u32 *dm_len); -void bfa_com_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi, - bfa_boolean_t mincfg); -void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns); -void bfa_iocfc_get_pbc_boot_cfg(struct bfa_s *bfa, - struct bfa_boot_pbc_s *pbcfg); -int bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, - struct bfi_pbc_vport_s *pbc_vport); - -#endif /* __BFA_IOCFC_H__ */ - diff --git a/drivers/scsi/bfa/bfa_iocfc_q.c b/drivers/scsi/bfa/bfa_iocfc_q.c deleted file mode 100644 index 500a17df40b..00000000000 --- a/drivers/scsi/bfa/bfa_iocfc_q.c +++ /dev/null @@ -1,44 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include "bfa_intr_priv.h" - -BFA_TRC_FILE(HAL, IOCFC_Q); - -void -bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba, - u32 reqq_sci, u32 rspq_spi, bfa_cb_iocfc_t cbfn, - void *cbarg) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_updateq_req_s updateq_req; - - iocfc->updateq_cbfn = cbfn; - iocfc->updateq_cbarg = cbarg; - - bfi_h2i_set(updateq_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_UPDATEQ_REQ, - bfa_lpuid(bfa)); - - updateq_req.reqq_ba = bfa_os_htonl(reqq_ba); - updateq_req.rspq_ba = bfa_os_htonl(rspq_ba); - updateq_req.reqq_sci = bfa_os_htonl(reqq_sci); - updateq_req.rspq_spi = bfa_os_htonl(rspq_spi); - - bfa_ioc_mbox_send(&bfa->ioc, &updateq_req, - sizeof(struct bfi_iocfc_updateq_req_s)); -} diff --git a/drivers/scsi/bfa/bfa_ioim.c b/drivers/scsi/bfa/bfa_ioim.c deleted file mode 100644 index bdfdc19915f..00000000000 --- a/drivers/scsi/bfa/bfa_ioim.c +++ /dev/null @@ -1,1364 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include <cs/bfa_debug.h> -#include <bfa_cb_ioim_macros.h> - -BFA_TRC_FILE(HAL, IOIM); - -/* - * forward declarations. - */ -static bfa_boolean_t bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim); -static bfa_boolean_t bfa_ioim_sge_setup(struct bfa_ioim_s *ioim); -static void bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim); -static bfa_boolean_t bfa_ioim_send_abort(struct bfa_ioim_s *ioim); -static void bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim); -static void __bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete); -static void __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete); -static void __bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete); -static void __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete); -static void __bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete); - -/** - * bfa_ioim_sm - */ - -/** - * IO state machine events - */ -enum bfa_ioim_event { - BFA_IOIM_SM_START = 1, /* io start request from host */ - BFA_IOIM_SM_COMP_GOOD = 2, /* io good comp, resource free */ - BFA_IOIM_SM_COMP = 3, /* io comp, resource is free */ - BFA_IOIM_SM_COMP_UTAG = 4, /* io comp, resource is free */ - BFA_IOIM_SM_DONE = 5, /* io comp, resource not free */ - BFA_IOIM_SM_FREE = 6, /* io resource is freed */ - BFA_IOIM_SM_ABORT = 7, /* abort request from scsi stack */ - BFA_IOIM_SM_ABORT_COMP = 8, /* abort from f/w */ - BFA_IOIM_SM_ABORT_DONE = 9, /* abort completion from f/w */ - BFA_IOIM_SM_QRESUME = 10, /* CQ space available to queue IO */ - BFA_IOIM_SM_SGALLOCED = 11, /* SG page allocation successful */ - BFA_IOIM_SM_SQRETRY = 12, /* sequence recovery retry */ - BFA_IOIM_SM_HCB = 13, /* bfa callback complete */ - BFA_IOIM_SM_CLEANUP = 14, /* IO cleanup from itnim */ - BFA_IOIM_SM_TMSTART = 15, /* IO cleanup from tskim */ - BFA_IOIM_SM_TMDONE = 16, /* IO cleanup from tskim */ - BFA_IOIM_SM_HWFAIL = 17, /* IOC h/w failure event */ - BFA_IOIM_SM_IOTOV = 18, /* ITN offline TOV */ -}; - -/* - * forward declaration of IO state machine - */ -static void bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_active(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); -static void bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, - enum bfa_ioim_event event); - -/** - * IO is not started (unallocated). - */ -static void -bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_trc_fp(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_START: - if (!bfa_itnim_is_online(ioim->itnim)) { - if (!bfa_itnim_hold_io(ioim->itnim)) { - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, - &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, - __bfa_cb_ioim_pathtov, ioim); - } else { - list_del(&ioim->qe); - list_add_tail(&ioim->qe, - &ioim->itnim->pending_q); - } - break; - } - - if (ioim->nsges > BFI_SGE_INLINE) { - if (!bfa_ioim_sge_setup(ioim)) { - bfa_sm_set_state(ioim, bfa_ioim_sm_sgalloc); - return; - } - } - - if (!bfa_ioim_send_ioreq(ioim)) { - bfa_sm_set_state(ioim, bfa_ioim_sm_qfull); - break; - } - - bfa_sm_set_state(ioim, bfa_ioim_sm_active); - break; - - case BFA_IOIM_SM_IOTOV: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, - __bfa_cb_ioim_pathtov, ioim); - break; - - case BFA_IOIM_SM_ABORT: - /** - * IO in pending queue can get abort requests. Complete abort - * requests immediately. - */ - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_assert(bfa_q_is_on_q(&ioim->itnim->pending_q, ioim)); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, - ioim); - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * IO is waiting for SG pages. - */ -static void -bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_trc(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_SGALLOCED: - if (!bfa_ioim_send_ioreq(ioim)) { - bfa_sm_set_state(ioim, bfa_ioim_sm_qfull); - break; - } - bfa_sm_set_state(ioim, bfa_ioim_sm_active); - break; - - case BFA_IOIM_SM_CLEANUP: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, - ioim); - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_ABORT: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, - ioim); - break; - - case BFA_IOIM_SM_HWFAIL: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, - ioim); - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * IO is active. - */ -static void -bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_trc_fp(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_COMP_GOOD: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, - __bfa_cb_ioim_good_comp, ioim); - break; - - case BFA_IOIM_SM_COMP: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp, - ioim); - break; - - case BFA_IOIM_SM_DONE: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp, - ioim); - break; - - case BFA_IOIM_SM_ABORT: - ioim->iosp->abort_explicit = BFA_TRUE; - ioim->io_cbfn = __bfa_cb_ioim_abort; - - if (bfa_ioim_send_abort(ioim)) - bfa_sm_set_state(ioim, bfa_ioim_sm_abort); - else { - bfa_sm_set_state(ioim, bfa_ioim_sm_abort_qfull); - bfa_reqq_wait(ioim->bfa, ioim->reqq, - &ioim->iosp->reqq_wait); - } - break; - - case BFA_IOIM_SM_CLEANUP: - ioim->iosp->abort_explicit = BFA_FALSE; - ioim->io_cbfn = __bfa_cb_ioim_failed; - - if (bfa_ioim_send_abort(ioim)) - bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); - else { - bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); - bfa_reqq_wait(ioim->bfa, ioim->reqq, - &ioim->iosp->reqq_wait); - } - break; - - case BFA_IOIM_SM_HWFAIL: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, - ioim); - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * IO is being aborted, waiting for completion from firmware. - */ -static void -bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_trc(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_COMP_GOOD: - case BFA_IOIM_SM_COMP: - case BFA_IOIM_SM_DONE: - case BFA_IOIM_SM_FREE: - break; - - case BFA_IOIM_SM_ABORT_DONE: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, - ioim); - break; - - case BFA_IOIM_SM_ABORT_COMP: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, - ioim); - break; - - case BFA_IOIM_SM_COMP_UTAG: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, - ioim); - break; - - case BFA_IOIM_SM_CLEANUP: - bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE); - ioim->iosp->abort_explicit = BFA_FALSE; - - if (bfa_ioim_send_abort(ioim)) - bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); - else { - bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); - bfa_reqq_wait(ioim->bfa, ioim->reqq, - &ioim->iosp->reqq_wait); - } - break; - - case BFA_IOIM_SM_HWFAIL: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, - ioim); - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * IO is being cleaned up (implicit abort), waiting for completion from - * firmware. - */ -static void -bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_trc(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_COMP_GOOD: - case BFA_IOIM_SM_COMP: - case BFA_IOIM_SM_DONE: - case BFA_IOIM_SM_FREE: - break; - - case BFA_IOIM_SM_ABORT: - /** - * IO is already being aborted implicitly - */ - ioim->io_cbfn = __bfa_cb_ioim_abort; - break; - - case BFA_IOIM_SM_ABORT_DONE: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_ABORT_COMP: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_COMP_UTAG: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_HWFAIL: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, - ioim); - break; - - case BFA_IOIM_SM_CLEANUP: - /** - * IO can be in cleanup state already due to TM command. 2nd cleanup - * request comes from ITN offline event. - */ - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * IO is waiting for room in request CQ - */ -static void -bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_trc(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_QRESUME: - bfa_sm_set_state(ioim, bfa_ioim_sm_active); - bfa_ioim_send_ioreq(ioim); - break; - - case BFA_IOIM_SM_ABORT: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_reqq_wcancel(&ioim->iosp->reqq_wait); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, - ioim); - break; - - case BFA_IOIM_SM_CLEANUP: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_reqq_wcancel(&ioim->iosp->reqq_wait); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, - ioim); - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_HWFAIL: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_reqq_wcancel(&ioim->iosp->reqq_wait); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, - ioim); - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * Active IO is being aborted, waiting for room in request CQ. - */ -static void -bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_trc(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_QRESUME: - bfa_sm_set_state(ioim, bfa_ioim_sm_abort); - bfa_ioim_send_abort(ioim); - break; - - case BFA_IOIM_SM_CLEANUP: - bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE); - ioim->iosp->abort_explicit = BFA_FALSE; - bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); - break; - - case BFA_IOIM_SM_COMP_GOOD: - case BFA_IOIM_SM_COMP: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_reqq_wcancel(&ioim->iosp->reqq_wait); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, - ioim); - break; - - case BFA_IOIM_SM_DONE: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); - bfa_reqq_wcancel(&ioim->iosp->reqq_wait); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, - ioim); - break; - - case BFA_IOIM_SM_HWFAIL: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_reqq_wcancel(&ioim->iosp->reqq_wait); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, - ioim); - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * Active IO is being cleaned up, waiting for room in request CQ. - */ -static void -bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_trc(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_QRESUME: - bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); - bfa_ioim_send_abort(ioim); - break; - - case BFA_IOIM_SM_ABORT: - /** - * IO is already being cleaned up implicitly - */ - ioim->io_cbfn = __bfa_cb_ioim_abort; - break; - - case BFA_IOIM_SM_COMP_GOOD: - case BFA_IOIM_SM_COMP: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_reqq_wcancel(&ioim->iosp->reqq_wait); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_DONE: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); - bfa_reqq_wcancel(&ioim->iosp->reqq_wait); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_HWFAIL: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_reqq_wcancel(&ioim->iosp->reqq_wait); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, - ioim); - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * IO bfa callback is pending. - */ -static void -bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_trc_fp(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_HCB: - bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); - bfa_ioim_free(ioim); - bfa_cb_ioim_resfree(ioim->bfa->bfad); - break; - - case BFA_IOIM_SM_CLEANUP: - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_HWFAIL: - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * IO bfa callback is pending. IO resource cannot be freed. - */ -static void -bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_trc(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_HCB: - bfa_sm_set_state(ioim, bfa_ioim_sm_resfree); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_resfree_q); - break; - - case BFA_IOIM_SM_FREE: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - break; - - case BFA_IOIM_SM_CLEANUP: - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_HWFAIL: - bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - -/** - * IO is completed, waiting resource free from firmware. - */ -static void -bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_trc(ioim->bfa, event); - - switch (event) { - case BFA_IOIM_SM_FREE: - bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); - bfa_ioim_free(ioim); - bfa_cb_ioim_resfree(ioim->bfa->bfad); - break; - - case BFA_IOIM_SM_CLEANUP: - bfa_ioim_notify_cleanup(ioim); - break; - - case BFA_IOIM_SM_HWFAIL: - break; - - default: - bfa_sm_fault(ioim->bfa, event); - } -} - - - -/** - * bfa_ioim_private - */ - -static void -__bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_ioim_s *ioim = cbarg; - - if (!complete) { - bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); - return; - } - - bfa_cb_ioim_good_comp(ioim->bfa->bfad, ioim->dio); -} - -static void -__bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_ioim_s *ioim = cbarg; - struct bfi_ioim_rsp_s *m; - u8 *snsinfo = NULL; - u8 sns_len = 0; - s32 residue = 0; - - if (!complete) { - bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); - return; - } - - m = (struct bfi_ioim_rsp_s *) &ioim->iosp->comp_rspmsg; - if (m->io_status == BFI_IOIM_STS_OK) { - /** - * setup sense information, if present - */ - if (m->scsi_status == SCSI_STATUS_CHECK_CONDITION - && m->sns_len) { - sns_len = m->sns_len; - snsinfo = ioim->iosp->snsinfo; - } - - /** - * setup residue value correctly for normal completions - */ - if (m->resid_flags == FCP_RESID_UNDER) - residue = bfa_os_ntohl(m->residue); - if (m->resid_flags == FCP_RESID_OVER) { - residue = bfa_os_ntohl(m->residue); - residue = -residue; - } - } - - bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, m->io_status, - m->scsi_status, sns_len, snsinfo, residue); -} - -static void -__bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_ioim_s *ioim = cbarg; - - if (!complete) { - bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); - return; - } - - bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_ABORTED, - 0, 0, NULL, 0); -} - -static void -__bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_ioim_s *ioim = cbarg; - - if (!complete) { - bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); - return; - } - - bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_PATHTOV, - 0, 0, NULL, 0); -} - -static void -__bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_ioim_s *ioim = cbarg; - - if (!complete) { - bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); - return; - } - - bfa_cb_ioim_abort(ioim->bfa->bfad, ioim->dio); -} - -static void -bfa_ioim_sgpg_alloced(void *cbarg) -{ - struct bfa_ioim_s *ioim = cbarg; - - ioim->nsgpgs = BFA_SGPG_NPAGE(ioim->nsges); - list_splice_tail_init(&ioim->iosp->sgpg_wqe.sgpg_q, &ioim->sgpg_q); - bfa_ioim_sgpg_setup(ioim); - bfa_sm_send_event(ioim, BFA_IOIM_SM_SGALLOCED); -} - -/** - * Send I/O request to firmware. - */ -static bfa_boolean_t -bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) -{ - struct bfa_itnim_s *itnim = ioim->itnim; - struct bfi_ioim_req_s *m; - static struct fcp_cmnd_s cmnd_z0 = { 0 }; - struct bfi_sge_s *sge; - u32 pgdlen = 0; - u64 addr; - struct scatterlist *sg; - struct scsi_cmnd *cmnd = (struct scsi_cmnd *) ioim->dio; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(ioim->bfa, ioim->reqq); - if (!m) { - bfa_reqq_wait(ioim->bfa, ioim->reqq, - &ioim->iosp->reqq_wait); - return BFA_FALSE; - } - - /** - * build i/o request message next - */ - m->io_tag = bfa_os_htons(ioim->iotag); - m->rport_hdl = ioim->itnim->rport->fw_handle; - m->io_timeout = bfa_cb_ioim_get_timeout(ioim->dio); - - /** - * build inline IO SG element here - */ - sge = &m->sges[0]; - if (ioim->nsges) { - sg = (struct scatterlist *)scsi_sglist(cmnd); - addr = bfa_os_sgaddr(sg_dma_address(sg)); - sge->sga = *(union bfi_addr_u *) &addr; - pgdlen = sg_dma_len(sg); - sge->sg_len = pgdlen; - sge->flags = (ioim->nsges > BFI_SGE_INLINE) ? - BFI_SGE_DATA_CPL : BFI_SGE_DATA_LAST; - bfa_sge_to_be(sge); - sge++; - } - - if (ioim->nsges > BFI_SGE_INLINE) { - sge->sga = ioim->sgpg->sgpg_pa; - } else { - sge->sga.a32.addr_lo = 0; - sge->sga.a32.addr_hi = 0; - } - sge->sg_len = pgdlen; - sge->flags = BFI_SGE_PGDLEN; - bfa_sge_to_be(sge); - - /** - * set up I/O command parameters - */ - bfa_os_assign(m->cmnd, cmnd_z0); - m->cmnd.lun = bfa_cb_ioim_get_lun(ioim->dio); - m->cmnd.iodir = bfa_cb_ioim_get_iodir(ioim->dio); - bfa_os_assign(m->cmnd.cdb, - *(struct scsi_cdb_s *)bfa_cb_ioim_get_cdb(ioim->dio)); - m->cmnd.fcp_dl = bfa_os_htonl(bfa_cb_ioim_get_size(ioim->dio)); - - /** - * set up I/O message header - */ - switch (m->cmnd.iodir) { - case FCP_IODIR_READ: - bfi_h2i_set(m->mh, BFI_MC_IOIM_READ, 0, bfa_lpuid(ioim->bfa)); - bfa_stats(itnim, input_reqs); - break; - case FCP_IODIR_WRITE: - bfi_h2i_set(m->mh, BFI_MC_IOIM_WRITE, 0, bfa_lpuid(ioim->bfa)); - bfa_stats(itnim, output_reqs); - break; - case FCP_IODIR_RW: - bfa_stats(itnim, input_reqs); - bfa_stats(itnim, output_reqs); - default: - bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa)); - } - if (itnim->seq_rec || - (bfa_cb_ioim_get_size(ioim->dio) & (sizeof(u32) - 1))) - bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa)); - -#ifdef IOIM_ADVANCED - m->cmnd.crn = bfa_cb_ioim_get_crn(ioim->dio); - m->cmnd.priority = bfa_cb_ioim_get_priority(ioim->dio); - m->cmnd.taskattr = bfa_cb_ioim_get_taskattr(ioim->dio); - - /** - * Handle large CDB (>16 bytes). - */ - m->cmnd.addl_cdb_len = (bfa_cb_ioim_get_cdblen(ioim->dio) - - FCP_CMND_CDB_LEN) / sizeof(u32); - if (m->cmnd.addl_cdb_len) { - bfa_os_memcpy(&m->cmnd.cdb + 1, (struct scsi_cdb_s *) - bfa_cb_ioim_get_cdb(ioim->dio) + 1, - m->cmnd.addl_cdb_len * sizeof(u32)); - fcp_cmnd_fcpdl(&m->cmnd) = - bfa_os_htonl(bfa_cb_ioim_get_size(ioim->dio)); - } -#endif - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(ioim->bfa, ioim->reqq); - return BFA_TRUE; -} - -/** - * Setup any additional SG pages needed.Inline SG element is setup - * at queuing time. - */ -static bfa_boolean_t -bfa_ioim_sge_setup(struct bfa_ioim_s *ioim) -{ - u16 nsgpgs; - - bfa_assert(ioim->nsges > BFI_SGE_INLINE); - - /** - * allocate SG pages needed - */ - nsgpgs = BFA_SGPG_NPAGE(ioim->nsges); - if (!nsgpgs) - return BFA_TRUE; - - if (bfa_sgpg_malloc(ioim->bfa, &ioim->sgpg_q, nsgpgs) - != BFA_STATUS_OK) { - bfa_sgpg_wait(ioim->bfa, &ioim->iosp->sgpg_wqe, nsgpgs); - return BFA_FALSE; - } - - ioim->nsgpgs = nsgpgs; - bfa_ioim_sgpg_setup(ioim); - - return BFA_TRUE; -} - -static void -bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim) -{ - int sgeid, nsges, i; - struct bfi_sge_s *sge; - struct bfa_sgpg_s *sgpg; - u32 pgcumsz; - u64 addr; - struct scatterlist *sg; - struct scsi_cmnd *cmnd = (struct scsi_cmnd *) ioim->dio; - - sgeid = BFI_SGE_INLINE; - ioim->sgpg = sgpg = bfa_q_first(&ioim->sgpg_q); - - sg = scsi_sglist(cmnd); - sg = sg_next(sg); - - do { - sge = sgpg->sgpg->sges; - nsges = ioim->nsges - sgeid; - if (nsges > BFI_SGPG_DATA_SGES) - nsges = BFI_SGPG_DATA_SGES; - - pgcumsz = 0; - for (i = 0; i < nsges; i++, sge++, sgeid++, sg = sg_next(sg)) { - addr = bfa_os_sgaddr(sg_dma_address(sg)); - sge->sga = *(union bfi_addr_u *) &addr; - sge->sg_len = sg_dma_len(sg); - pgcumsz += sge->sg_len; - - /** - * set flags - */ - if (i < (nsges - 1)) - sge->flags = BFI_SGE_DATA; - else if (sgeid < (ioim->nsges - 1)) - sge->flags = BFI_SGE_DATA_CPL; - else - sge->flags = BFI_SGE_DATA_LAST; - } - - sgpg = (struct bfa_sgpg_s *) bfa_q_next(sgpg); - - /** - * set the link element of each page - */ - if (sgeid == ioim->nsges) { - sge->flags = BFI_SGE_PGDLEN; - sge->sga.a32.addr_lo = 0; - sge->sga.a32.addr_hi = 0; - } else { - sge->flags = BFI_SGE_LINK; - sge->sga = sgpg->sgpg_pa; - } - sge->sg_len = pgcumsz; - } while (sgeid < ioim->nsges); -} - -/** - * Send I/O abort request to firmware. - */ -static bfa_boolean_t -bfa_ioim_send_abort(struct bfa_ioim_s *ioim) -{ - struct bfi_ioim_abort_req_s *m; - enum bfi_ioim_h2i msgop; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(ioim->bfa, ioim->reqq); - if (!m) - return BFA_FALSE; - - /** - * build i/o request message next - */ - if (ioim->iosp->abort_explicit) - msgop = BFI_IOIM_H2I_IOABORT_REQ; - else - msgop = BFI_IOIM_H2I_IOCLEANUP_REQ; - - bfi_h2i_set(m->mh, BFI_MC_IOIM, msgop, bfa_lpuid(ioim->bfa)); - m->io_tag = bfa_os_htons(ioim->iotag); - m->abort_tag = ++ioim->abort_tag; - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(ioim->bfa, ioim->reqq); - return BFA_TRUE; -} - -/** - * Call to resume any I/O requests waiting for room in request queue. - */ -static void -bfa_ioim_qresume(void *cbarg) -{ - struct bfa_ioim_s *ioim = cbarg; - - bfa_fcpim_stats(ioim->fcpim, qresumes); - bfa_sm_send_event(ioim, BFA_IOIM_SM_QRESUME); -} - - -static void -bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim) -{ - /** - * Move IO from itnim queue to fcpim global queue since itnim will be - * freed. - */ - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - - if (!ioim->iosp->tskim) { - if (ioim->fcpim->delay_comp && ioim->itnim->iotov_active) { - bfa_cb_dequeue(&ioim->hcb_qe); - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->itnim->delay_comp_q); - } - bfa_itnim_iodone(ioim->itnim); - } else - bfa_tskim_iodone(ioim->iosp->tskim); -} - -/** - * or after the link comes back. - */ -void -bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov) -{ - /** - * If path tov timer expired, failback with PATHTOV status - these - * IO requests are not normally retried by IO stack. - * - * Otherwise device cameback online and fail it with normal failed - * status so that IO stack retries these failed IO requests. - */ - if (iotov) - ioim->io_cbfn = __bfa_cb_ioim_pathtov; - else - ioim->io_cbfn = __bfa_cb_ioim_failed; - - bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); - - /** - * Move IO to fcpim global queue since itnim will be - * freed. - */ - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); -} - - - -/** - * bfa_ioim_friend - */ - -/** - * Memory allocation and initialization. - */ -void -bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) -{ - struct bfa_ioim_s *ioim; - struct bfa_ioim_sp_s *iosp; - u16 i; - u8 *snsinfo; - u32 snsbufsz; - - /** - * claim memory first - */ - ioim = (struct bfa_ioim_s *) bfa_meminfo_kva(minfo); - fcpim->ioim_arr = ioim; - bfa_meminfo_kva(minfo) = (u8 *) (ioim + fcpim->num_ioim_reqs); - - iosp = (struct bfa_ioim_sp_s *) bfa_meminfo_kva(minfo); - fcpim->ioim_sp_arr = iosp; - bfa_meminfo_kva(minfo) = (u8 *) (iosp + fcpim->num_ioim_reqs); - - /** - * Claim DMA memory for per IO sense data. - */ - snsbufsz = fcpim->num_ioim_reqs * BFI_IOIM_SNSLEN; - fcpim->snsbase.pa = bfa_meminfo_dma_phys(minfo); - bfa_meminfo_dma_phys(minfo) += snsbufsz; - - fcpim->snsbase.kva = bfa_meminfo_dma_virt(minfo); - bfa_meminfo_dma_virt(minfo) += snsbufsz; - snsinfo = fcpim->snsbase.kva; - bfa_iocfc_set_snsbase(fcpim->bfa, fcpim->snsbase.pa); - - /** - * Initialize ioim free queues - */ - INIT_LIST_HEAD(&fcpim->ioim_free_q); - INIT_LIST_HEAD(&fcpim->ioim_resfree_q); - INIT_LIST_HEAD(&fcpim->ioim_comp_q); - - for (i = 0; i < fcpim->num_ioim_reqs; - i++, ioim++, iosp++, snsinfo += BFI_IOIM_SNSLEN) { - /* - * initialize IOIM - */ - bfa_os_memset(ioim, 0, sizeof(struct bfa_ioim_s)); - ioim->iotag = i; - ioim->bfa = fcpim->bfa; - ioim->fcpim = fcpim; - ioim->iosp = iosp; - iosp->snsinfo = snsinfo; - INIT_LIST_HEAD(&ioim->sgpg_q); - bfa_reqq_winit(&ioim->iosp->reqq_wait, - bfa_ioim_qresume, ioim); - bfa_sgpg_winit(&ioim->iosp->sgpg_wqe, - bfa_ioim_sgpg_alloced, ioim); - bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); - - list_add_tail(&ioim->qe, &fcpim->ioim_free_q); - } -} - -/** - * Driver detach time call. - */ -void -bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim) -{ -} - -void -bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m; - struct bfa_ioim_s *ioim; - u16 iotag; - enum bfa_ioim_event evt = BFA_IOIM_SM_COMP; - - iotag = bfa_os_ntohs(rsp->io_tag); - - ioim = BFA_IOIM_FROM_TAG(fcpim, iotag); - bfa_assert(ioim->iotag == iotag); - - bfa_trc(ioim->bfa, ioim->iotag); - bfa_trc(ioim->bfa, rsp->io_status); - bfa_trc(ioim->bfa, rsp->reuse_io_tag); - - if (bfa_sm_cmp_state(ioim, bfa_ioim_sm_active)) - bfa_os_assign(ioim->iosp->comp_rspmsg, *m); - - switch (rsp->io_status) { - case BFI_IOIM_STS_OK: - bfa_fcpim_stats(fcpim, iocomp_ok); - if (rsp->reuse_io_tag == 0) - evt = BFA_IOIM_SM_DONE; - else - evt = BFA_IOIM_SM_COMP; - break; - - case BFI_IOIM_STS_TIMEDOUT: - case BFI_IOIM_STS_ABORTED: - rsp->io_status = BFI_IOIM_STS_ABORTED; - bfa_fcpim_stats(fcpim, iocomp_aborted); - if (rsp->reuse_io_tag == 0) - evt = BFA_IOIM_SM_DONE; - else - evt = BFA_IOIM_SM_COMP; - break; - - case BFI_IOIM_STS_PROTO_ERR: - bfa_fcpim_stats(fcpim, iocom_proto_err); - bfa_assert(rsp->reuse_io_tag); - evt = BFA_IOIM_SM_COMP; - break; - - case BFI_IOIM_STS_SQER_NEEDED: - bfa_fcpim_stats(fcpim, iocom_sqer_needed); - bfa_assert(rsp->reuse_io_tag == 0); - evt = BFA_IOIM_SM_SQRETRY; - break; - - case BFI_IOIM_STS_RES_FREE: - bfa_fcpim_stats(fcpim, iocom_res_free); - evt = BFA_IOIM_SM_FREE; - break; - - case BFI_IOIM_STS_HOST_ABORTED: - bfa_fcpim_stats(fcpim, iocom_hostabrts); - if (rsp->abort_tag != ioim->abort_tag) { - bfa_trc(ioim->bfa, rsp->abort_tag); - bfa_trc(ioim->bfa, ioim->abort_tag); - return; - } - - if (rsp->reuse_io_tag) - evt = BFA_IOIM_SM_ABORT_COMP; - else - evt = BFA_IOIM_SM_ABORT_DONE; - break; - - case BFI_IOIM_STS_UTAG: - bfa_fcpim_stats(fcpim, iocom_utags); - evt = BFA_IOIM_SM_COMP_UTAG; - break; - - default: - bfa_assert(0); - } - - bfa_sm_send_event(ioim, evt); -} - -void -bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m; - struct bfa_ioim_s *ioim; - u16 iotag; - - iotag = bfa_os_ntohs(rsp->io_tag); - - ioim = BFA_IOIM_FROM_TAG(fcpim, iotag); - bfa_assert(ioim->iotag == iotag); - - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD); -} - -/** - * Called by itnim to clean up IO while going offline. - */ -void -bfa_ioim_cleanup(struct bfa_ioim_s *ioim) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_fcpim_stats(ioim->fcpim, io_cleanups); - - ioim->iosp->tskim = NULL; - bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP); -} - -void -bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, struct bfa_tskim_s *tskim) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_fcpim_stats(ioim->fcpim, io_tmaborts); - - ioim->iosp->tskim = tskim; - bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP); -} - -/** - * IOC failure handling. - */ -void -bfa_ioim_iocdisable(struct bfa_ioim_s *ioim) -{ - bfa_sm_send_event(ioim, BFA_IOIM_SM_HWFAIL); -} - -/** - * IO offline TOV popped. Fail the pending IO. - */ -void -bfa_ioim_tov(struct bfa_ioim_s *ioim) -{ - bfa_sm_send_event(ioim, BFA_IOIM_SM_IOTOV); -} - - - -/** - * bfa_ioim_api - */ - -/** - * Allocate IOIM resource for initiator mode I/O request. - */ -struct bfa_ioim_s * -bfa_ioim_alloc(struct bfa_s *bfa, struct bfad_ioim_s *dio, - struct bfa_itnim_s *itnim, u16 nsges) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct bfa_ioim_s *ioim; - - /** - * alocate IOIM resource - */ - bfa_q_deq(&fcpim->ioim_free_q, &ioim); - if (!ioim) { - bfa_fcpim_stats(fcpim, no_iotags); - return NULL; - } - - ioim->dio = dio; - ioim->itnim = itnim; - ioim->nsges = nsges; - ioim->nsgpgs = 0; - - bfa_stats(fcpim, total_ios); - bfa_stats(itnim, ios); - fcpim->ios_active++; - - list_add_tail(&ioim->qe, &itnim->io_q); - bfa_trc_fp(ioim->bfa, ioim->iotag); - - return ioim; -} - -void -bfa_ioim_free(struct bfa_ioim_s *ioim) -{ - struct bfa_fcpim_mod_s *fcpim = ioim->fcpim; - - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_assert_fp(bfa_sm_cmp_state(ioim, bfa_ioim_sm_uninit)); - - bfa_assert_fp(list_empty(&ioim->sgpg_q) - || (ioim->nsges > BFI_SGE_INLINE)); - - if (ioim->nsgpgs > 0) - bfa_sgpg_mfree(ioim->bfa, &ioim->sgpg_q, ioim->nsgpgs); - - bfa_stats(ioim->itnim, io_comps); - fcpim->ios_active--; - - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &fcpim->ioim_free_q); -} - -void -bfa_ioim_start(struct bfa_ioim_s *ioim) -{ - bfa_trc_fp(ioim->bfa, ioim->iotag); - - /** - * Obtain the queue over which this request has to be issued - */ - ioim->reqq = bfa_fcpim_ioredirect_enabled(ioim->bfa) ? - bfa_cb_ioim_get_reqq(ioim->dio) : - bfa_itnim_get_reqq(ioim); - - bfa_sm_send_event(ioim, BFA_IOIM_SM_START); -} - -/** - * Driver I/O abort request. - */ -void -bfa_ioim_abort(struct bfa_ioim_s *ioim) -{ - bfa_trc(ioim->bfa, ioim->iotag); - bfa_fcpim_stats(ioim->fcpim, io_aborts); - bfa_sm_send_event(ioim, BFA_IOIM_SM_ABORT); -} - - diff --git a/drivers/scsi/bfa/bfa_itnim.c b/drivers/scsi/bfa/bfa_itnim.c deleted file mode 100644 index a914ff25513..00000000000 --- a/drivers/scsi/bfa/bfa_itnim.c +++ /dev/null @@ -1,1088 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include <bfa_fcpim.h> -#include "bfa_fcpim_priv.h" - -BFA_TRC_FILE(HAL, ITNIM); - -#define BFA_ITNIM_FROM_TAG(_fcpim, _tag) \ - ((_fcpim)->itnim_arr + ((_tag) & ((_fcpim)->num_itnims - 1))) - -#define bfa_fcpim_additn(__itnim) \ - list_add_tail(&(__itnim)->qe, &(__itnim)->fcpim->itnim_q) -#define bfa_fcpim_delitn(__itnim) do { \ - bfa_assert(bfa_q_is_on_q(&(__itnim)->fcpim->itnim_q, __itnim)); \ - list_del(&(__itnim)->qe); \ - bfa_assert(list_empty(&(__itnim)->io_q)); \ - bfa_assert(list_empty(&(__itnim)->io_cleanup_q)); \ - bfa_assert(list_empty(&(__itnim)->pending_q)); \ -} while (0) - -#define bfa_itnim_online_cb(__itnim) do { \ - if ((__itnim)->bfa->fcs) \ - bfa_cb_itnim_online((__itnim)->ditn); \ - else { \ - bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \ - __bfa_cb_itnim_online, (__itnim)); \ - } \ -} while (0) - -#define bfa_itnim_offline_cb(__itnim) do { \ - if ((__itnim)->bfa->fcs) \ - bfa_cb_itnim_offline((__itnim)->ditn); \ - else { \ - bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \ - __bfa_cb_itnim_offline, (__itnim)); \ - } \ -} while (0) - -#define bfa_itnim_sler_cb(__itnim) do { \ - if ((__itnim)->bfa->fcs) \ - bfa_cb_itnim_sler((__itnim)->ditn); \ - else { \ - bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \ - __bfa_cb_itnim_sler, (__itnim)); \ - } \ -} while (0) - -/* - * forward declarations - */ -static void bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim); -static bfa_boolean_t bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim); -static bfa_boolean_t bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim); -static void bfa_itnim_cleanp_comp(void *itnim_cbarg); -static void bfa_itnim_cleanup(struct bfa_itnim_s *itnim); -static void __bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete); -static void __bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete); -static void __bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete); -static void bfa_itnim_iotov_online(struct bfa_itnim_s *itnim); -static void bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim); -static void bfa_itnim_iotov(void *itnim_arg); -static void bfa_itnim_iotov_start(struct bfa_itnim_s *itnim); -static void bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim); -static void bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim); - -/** - * bfa_itnim_sm BFA itnim state machine - */ - - -enum bfa_itnim_event { - BFA_ITNIM_SM_CREATE = 1, /* itnim is created */ - BFA_ITNIM_SM_ONLINE = 2, /* itnim is online */ - BFA_ITNIM_SM_OFFLINE = 3, /* itnim is offline */ - BFA_ITNIM_SM_FWRSP = 4, /* firmware response */ - BFA_ITNIM_SM_DELETE = 5, /* deleting an existing itnim */ - BFA_ITNIM_SM_CLEANUP = 6, /* IO cleanup completion */ - BFA_ITNIM_SM_SLER = 7, /* second level error recovery */ - BFA_ITNIM_SM_HWFAIL = 8, /* IOC h/w failure event */ - BFA_ITNIM_SM_QRESUME = 9, /* queue space available */ -}; - -static void bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_created(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_online(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); -static void bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event); - -/** - * Beginning/unallocated state - no events expected. - */ -static void -bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_CREATE: - bfa_sm_set_state(itnim, bfa_itnim_sm_created); - itnim->is_online = BFA_FALSE; - bfa_fcpim_additn(itnim); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Beginning state, only online event expected. - */ -static void -bfa_itnim_sm_created(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_ONLINE: - if (bfa_itnim_send_fwcreate(itnim)) - bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); - else - bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull); - break; - - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); - bfa_fcpim_delitn(itnim); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Waiting for itnim create response from firmware. - */ -static void -bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_FWRSP: - bfa_sm_set_state(itnim, bfa_itnim_sm_online); - itnim->is_online = BFA_TRUE; - bfa_itnim_iotov_online(itnim); - bfa_itnim_online_cb(itnim); - break; - - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_delete_pending); - break; - - case BFA_ITNIM_SM_OFFLINE: - if (bfa_itnim_send_fwdelete(itnim)) - bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete); - else - bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -static void -bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_QRESUME: - bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); - bfa_itnim_send_fwcreate(itnim); - break; - - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); - bfa_reqq_wcancel(&itnim->reqq_wait); - bfa_fcpim_delitn(itnim); - break; - - case BFA_ITNIM_SM_OFFLINE: - bfa_sm_set_state(itnim, bfa_itnim_sm_offline); - bfa_reqq_wcancel(&itnim->reqq_wait); - bfa_itnim_offline_cb(itnim); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - bfa_reqq_wcancel(&itnim->reqq_wait); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Waiting for itnim create response from firmware, a delete is pending. - */ -static void -bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_FWRSP: - if (bfa_itnim_send_fwdelete(itnim)) - bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); - else - bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); - bfa_fcpim_delitn(itnim); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Online state - normal parking state. - */ -static void -bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_OFFLINE: - bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline); - itnim->is_online = BFA_FALSE; - bfa_itnim_iotov_start(itnim); - bfa_itnim_cleanup(itnim); - break; - - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete); - itnim->is_online = BFA_FALSE; - bfa_itnim_cleanup(itnim); - break; - - case BFA_ITNIM_SM_SLER: - bfa_sm_set_state(itnim, bfa_itnim_sm_sler); - itnim->is_online = BFA_FALSE; - bfa_itnim_iotov_start(itnim); - bfa_itnim_sler_cb(itnim); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - itnim->is_online = BFA_FALSE; - bfa_itnim_iotov_start(itnim); - bfa_itnim_iocdisable_cleanup(itnim); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Second level error recovery need. - */ -static void -bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_OFFLINE: - bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline); - bfa_itnim_cleanup(itnim); - break; - - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete); - bfa_itnim_cleanup(itnim); - bfa_itnim_iotov_delete(itnim); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - bfa_itnim_iocdisable_cleanup(itnim); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Going offline. Waiting for active IO cleanup. - */ -static void -bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_CLEANUP: - if (bfa_itnim_send_fwdelete(itnim)) - bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete); - else - bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull); - break; - - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete); - bfa_itnim_iotov_delete(itnim); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - bfa_itnim_iocdisable_cleanup(itnim); - bfa_itnim_offline_cb(itnim); - break; - - case BFA_ITNIM_SM_SLER: - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Deleting itnim. Waiting for active IO cleanup. - */ -static void -bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_CLEANUP: - if (bfa_itnim_send_fwdelete(itnim)) - bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); - else - bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - bfa_itnim_iocdisable_cleanup(itnim); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Rport offline. Fimrware itnim is being deleted - awaiting f/w response. - */ -static void -bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_FWRSP: - bfa_sm_set_state(itnim, bfa_itnim_sm_offline); - bfa_itnim_offline_cb(itnim); - break; - - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - bfa_itnim_offline_cb(itnim); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -static void -bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_QRESUME: - bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete); - bfa_itnim_send_fwdelete(itnim); - break; - - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - bfa_reqq_wcancel(&itnim->reqq_wait); - bfa_itnim_offline_cb(itnim); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Offline state. - */ -static void -bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); - bfa_itnim_iotov_delete(itnim); - bfa_fcpim_delitn(itnim); - break; - - case BFA_ITNIM_SM_ONLINE: - if (bfa_itnim_send_fwcreate(itnim)) - bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); - else - bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * IOC h/w failed state. - */ -static void -bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_DELETE: - bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); - bfa_itnim_iotov_delete(itnim); - bfa_fcpim_delitn(itnim); - break; - - case BFA_ITNIM_SM_OFFLINE: - bfa_itnim_offline_cb(itnim); - break; - - case BFA_ITNIM_SM_ONLINE: - if (bfa_itnim_send_fwcreate(itnim)) - bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); - else - bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull); - break; - - case BFA_ITNIM_SM_HWFAIL: - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -/** - * Itnim is deleted, waiting for firmware response to delete. - */ -static void -bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_FWRSP: - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); - bfa_fcpim_delitn(itnim); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - -static void -bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim, - enum bfa_itnim_event event) -{ - bfa_trc(itnim->bfa, itnim->rport->rport_tag); - bfa_trc(itnim->bfa, event); - - switch (event) { - case BFA_ITNIM_SM_QRESUME: - bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); - bfa_itnim_send_fwdelete(itnim); - break; - - case BFA_ITNIM_SM_HWFAIL: - bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); - bfa_reqq_wcancel(&itnim->reqq_wait); - bfa_fcpim_delitn(itnim); - break; - - default: - bfa_sm_fault(itnim->bfa, event); - } -} - - - -/** - * bfa_itnim_private - */ - -/** - * Initiate cleanup of all IOs on an IOC failure. - */ -static void -bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim) -{ - struct bfa_tskim_s *tskim; - struct bfa_ioim_s *ioim; - struct list_head *qe, *qen; - - list_for_each_safe(qe, qen, &itnim->tsk_q) { - tskim = (struct bfa_tskim_s *) qe; - bfa_tskim_iocdisable(tskim); - } - - list_for_each_safe(qe, qen, &itnim->io_q) { - ioim = (struct bfa_ioim_s *) qe; - bfa_ioim_iocdisable(ioim); - } - - /** - * For IO request in pending queue, we pretend an early timeout. - */ - list_for_each_safe(qe, qen, &itnim->pending_q) { - ioim = (struct bfa_ioim_s *) qe; - bfa_ioim_tov(ioim); - } - - list_for_each_safe(qe, qen, &itnim->io_cleanup_q) { - ioim = (struct bfa_ioim_s *) qe; - bfa_ioim_iocdisable(ioim); - } -} - -/** - * IO cleanup completion - */ -static void -bfa_itnim_cleanp_comp(void *itnim_cbarg) -{ - struct bfa_itnim_s *itnim = itnim_cbarg; - - bfa_stats(itnim, cleanup_comps); - bfa_sm_send_event(itnim, BFA_ITNIM_SM_CLEANUP); -} - -/** - * Initiate cleanup of all IOs. - */ -static void -bfa_itnim_cleanup(struct bfa_itnim_s *itnim) -{ - struct bfa_ioim_s *ioim; - struct bfa_tskim_s *tskim; - struct list_head *qe, *qen; - - bfa_wc_init(&itnim->wc, bfa_itnim_cleanp_comp, itnim); - - list_for_each_safe(qe, qen, &itnim->io_q) { - ioim = (struct bfa_ioim_s *) qe; - - /** - * Move IO to a cleanup queue from active queue so that a later - * TM will not pickup this IO. - */ - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &itnim->io_cleanup_q); - - bfa_wc_up(&itnim->wc); - bfa_ioim_cleanup(ioim); - } - - list_for_each_safe(qe, qen, &itnim->tsk_q) { - tskim = (struct bfa_tskim_s *) qe; - bfa_wc_up(&itnim->wc); - bfa_tskim_cleanup(tskim); - } - - bfa_wc_wait(&itnim->wc); -} - -static void -__bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_itnim_s *itnim = cbarg; - - if (complete) - bfa_cb_itnim_online(itnim->ditn); -} - -static void -__bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_itnim_s *itnim = cbarg; - - if (complete) - bfa_cb_itnim_offline(itnim->ditn); -} - -static void -__bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_itnim_s *itnim = cbarg; - - if (complete) - bfa_cb_itnim_sler(itnim->ditn); -} - -/** - * Call to resume any I/O requests waiting for room in request queue. - */ -static void -bfa_itnim_qresume(void *cbarg) -{ - struct bfa_itnim_s *itnim = cbarg; - - bfa_sm_send_event(itnim, BFA_ITNIM_SM_QRESUME); -} - - - - -/** - * bfa_itnim_public - */ - -void -bfa_itnim_iodone(struct bfa_itnim_s *itnim) -{ - bfa_wc_down(&itnim->wc); -} - -void -bfa_itnim_tskdone(struct bfa_itnim_s *itnim) -{ - bfa_wc_down(&itnim->wc); -} - -void -bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len) -{ - /** - * ITN memory - */ - *km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_itnim_s); -} - -void -bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) -{ - struct bfa_s *bfa = fcpim->bfa; - struct bfa_itnim_s *itnim; - int i; - - INIT_LIST_HEAD(&fcpim->itnim_q); - - itnim = (struct bfa_itnim_s *) bfa_meminfo_kva(minfo); - fcpim->itnim_arr = itnim; - - for (i = 0; i < fcpim->num_itnims; i++, itnim++) { - bfa_os_memset(itnim, 0, sizeof(struct bfa_itnim_s)); - itnim->bfa = bfa; - itnim->fcpim = fcpim; - itnim->reqq = BFA_REQQ_QOS_LO; - itnim->rport = BFA_RPORT_FROM_TAG(bfa, i); - itnim->iotov_active = BFA_FALSE; - bfa_reqq_winit(&itnim->reqq_wait, bfa_itnim_qresume, itnim); - - INIT_LIST_HEAD(&itnim->io_q); - INIT_LIST_HEAD(&itnim->io_cleanup_q); - INIT_LIST_HEAD(&itnim->pending_q); - INIT_LIST_HEAD(&itnim->tsk_q); - INIT_LIST_HEAD(&itnim->delay_comp_q); - bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); - } - - bfa_meminfo_kva(minfo) = (u8 *) itnim; -} - -void -bfa_itnim_iocdisable(struct bfa_itnim_s *itnim) -{ - bfa_stats(itnim, ioc_disabled); - bfa_sm_send_event(itnim, BFA_ITNIM_SM_HWFAIL); -} - -static bfa_boolean_t -bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim) -{ - struct bfi_itnim_create_req_s *m; - - itnim->msg_no++; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(itnim->bfa, itnim->reqq); - if (!m) { - bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait); - return BFA_FALSE; - } - - bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_CREATE_REQ, - bfa_lpuid(itnim->bfa)); - m->fw_handle = itnim->rport->fw_handle; - m->class = FC_CLASS_3; - m->seq_rec = itnim->seq_rec; - m->msg_no = itnim->msg_no; - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(itnim->bfa, itnim->reqq); - return BFA_TRUE; -} - -static bfa_boolean_t -bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim) -{ - struct bfi_itnim_delete_req_s *m; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(itnim->bfa, itnim->reqq); - if (!m) { - bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait); - return BFA_FALSE; - } - - bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_DELETE_REQ, - bfa_lpuid(itnim->bfa)); - m->fw_handle = itnim->rport->fw_handle; - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(itnim->bfa, itnim->reqq); - return BFA_TRUE; -} - -/** - * Cleanup all pending failed inflight requests. - */ -static void -bfa_itnim_delayed_comp(struct bfa_itnim_s *itnim, bfa_boolean_t iotov) -{ - struct bfa_ioim_s *ioim; - struct list_head *qe, *qen; - - list_for_each_safe(qe, qen, &itnim->delay_comp_q) { - ioim = (struct bfa_ioim_s *)qe; - bfa_ioim_delayed_comp(ioim, iotov); - } -} - -/** - * Start all pending IO requests. - */ -static void -bfa_itnim_iotov_online(struct bfa_itnim_s *itnim) -{ - struct bfa_ioim_s *ioim; - - bfa_itnim_iotov_stop(itnim); - - /** - * Abort all inflight IO requests in the queue - */ - bfa_itnim_delayed_comp(itnim, BFA_FALSE); - - /** - * Start all pending IO requests. - */ - while (!list_empty(&itnim->pending_q)) { - bfa_q_deq(&itnim->pending_q, &ioim); - list_add_tail(&ioim->qe, &itnim->io_q); - bfa_ioim_start(ioim); - } -} - -/** - * Fail all pending IO requests - */ -static void -bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim) -{ - struct bfa_ioim_s *ioim; - - /** - * Fail all inflight IO requests in the queue - */ - bfa_itnim_delayed_comp(itnim, BFA_TRUE); - - /** - * Fail any pending IO requests. - */ - while (!list_empty(&itnim->pending_q)) { - bfa_q_deq(&itnim->pending_q, &ioim); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_ioim_tov(ioim); - } -} - -/** - * IO TOV timer callback. Fail any pending IO requests. - */ -static void -bfa_itnim_iotov(void *itnim_arg) -{ - struct bfa_itnim_s *itnim = itnim_arg; - - itnim->iotov_active = BFA_FALSE; - - bfa_cb_itnim_tov_begin(itnim->ditn); - bfa_itnim_iotov_cleanup(itnim); - bfa_cb_itnim_tov(itnim->ditn); -} - -/** - * Start IO TOV timer for failing back pending IO requests in offline state. - */ -static void -bfa_itnim_iotov_start(struct bfa_itnim_s *itnim) -{ - if (itnim->fcpim->path_tov > 0) { - - itnim->iotov_active = BFA_TRUE; - bfa_assert(bfa_itnim_hold_io(itnim)); - bfa_timer_start(itnim->bfa, &itnim->timer, - bfa_itnim_iotov, itnim, itnim->fcpim->path_tov); - } -} - -/** - * Stop IO TOV timer. - */ -static void -bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim) -{ - if (itnim->iotov_active) { - itnim->iotov_active = BFA_FALSE; - bfa_timer_stop(&itnim->timer); - } -} - -/** - * Stop IO TOV timer. - */ -static void -bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim) -{ - bfa_boolean_t pathtov_active = BFA_FALSE; - - if (itnim->iotov_active) - pathtov_active = BFA_TRUE; - - bfa_itnim_iotov_stop(itnim); - if (pathtov_active) - bfa_cb_itnim_tov_begin(itnim->ditn); - bfa_itnim_iotov_cleanup(itnim); - if (pathtov_active) - bfa_cb_itnim_tov(itnim->ditn); -} - - - -/** - * bfa_itnim_public - */ - -/** - * Itnim interrupt processing. - */ -void -bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - union bfi_itnim_i2h_msg_u msg; - struct bfa_itnim_s *itnim; - - bfa_trc(bfa, m->mhdr.msg_id); - - msg.msg = m; - - switch (m->mhdr.msg_id) { - case BFI_ITNIM_I2H_CREATE_RSP: - itnim = BFA_ITNIM_FROM_TAG(fcpim, - msg.create_rsp->bfa_handle); - bfa_assert(msg.create_rsp->status == BFA_STATUS_OK); - bfa_stats(itnim, create_comps); - bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); - break; - - case BFI_ITNIM_I2H_DELETE_RSP: - itnim = BFA_ITNIM_FROM_TAG(fcpim, - msg.delete_rsp->bfa_handle); - bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK); - bfa_stats(itnim, delete_comps); - bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); - break; - - case BFI_ITNIM_I2H_SLER_EVENT: - itnim = BFA_ITNIM_FROM_TAG(fcpim, - msg.sler_event->bfa_handle); - bfa_stats(itnim, sler_events); - bfa_sm_send_event(itnim, BFA_ITNIM_SM_SLER); - break; - - default: - bfa_trc(bfa, m->mhdr.msg_id); - bfa_assert(0); - } -} - - - -/** - * bfa_itnim_api - */ - -struct bfa_itnim_s * -bfa_itnim_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void *ditn) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct bfa_itnim_s *itnim; - - itnim = BFA_ITNIM_FROM_TAG(fcpim, rport->rport_tag); - bfa_assert(itnim->rport == rport); - - itnim->ditn = ditn; - - bfa_stats(itnim, creates); - bfa_sm_send_event(itnim, BFA_ITNIM_SM_CREATE); - - return itnim; -} - -void -bfa_itnim_delete(struct bfa_itnim_s *itnim) -{ - bfa_stats(itnim, deletes); - bfa_sm_send_event(itnim, BFA_ITNIM_SM_DELETE); -} - -void -bfa_itnim_online(struct bfa_itnim_s *itnim, bfa_boolean_t seq_rec) -{ - itnim->seq_rec = seq_rec; - bfa_stats(itnim, onlines); - bfa_sm_send_event(itnim, BFA_ITNIM_SM_ONLINE); -} - -void -bfa_itnim_offline(struct bfa_itnim_s *itnim) -{ - bfa_stats(itnim, offlines); - bfa_sm_send_event(itnim, BFA_ITNIM_SM_OFFLINE); -} - -/** - * Return true if itnim is considered offline for holding off IO request. - * IO is not held if itnim is being deleted. - */ -bfa_boolean_t -bfa_itnim_hold_io(struct bfa_itnim_s *itnim) -{ - return - itnim->fcpim->path_tov && itnim->iotov_active && - (bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwcreate) || - bfa_sm_cmp_state(itnim, bfa_itnim_sm_sler) || - bfa_sm_cmp_state(itnim, bfa_itnim_sm_cleanup_offline) || - bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwdelete) || - bfa_sm_cmp_state(itnim, bfa_itnim_sm_offline) || - bfa_sm_cmp_state(itnim, bfa_itnim_sm_iocdisable)) - ; -} - -void -bfa_itnim_get_stats(struct bfa_itnim_s *itnim, - struct bfa_itnim_hal_stats_s *stats) -{ - *stats = itnim->stats; -} - -void -bfa_itnim_clear_stats(struct bfa_itnim_s *itnim) -{ - bfa_os_memset(&itnim->stats, 0, sizeof(itnim->stats)); -} - - diff --git a/drivers/scsi/bfa/bfa_log.c b/drivers/scsi/bfa/bfa_log.c deleted file mode 100644 index e7514016c9c..00000000000 --- a/drivers/scsi/bfa/bfa_log.c +++ /dev/null @@ -1,346 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_log.c BFA log library - */ - -#include <bfa_os_inc.h> -#include <cs/bfa_log.h> - -/* - * global log info structure - */ -struct bfa_log_info_s { - u32 start_idx; /* start index for a module */ - u32 total_count; /* total count for a module */ - enum bfa_log_severity level; /* global log level */ - bfa_log_cb_t cbfn; /* callback function */ -}; - -static struct bfa_log_info_s bfa_log_info[BFA_LOG_MODULE_ID_MAX + 1]; -static u32 bfa_log_msg_total_count; -static int bfa_log_initialized; - -static char *bfa_log_severity[] = - { "[none]", "[critical]", "[error]", "[warn]", "[info]", "" }; - -/** - * BFA log library initialization - * - * The log library initialization includes the following, - * - set log instance name and callback function - * - read the message array generated from xml files - * - calculate start index for each module - * - calculate message count for each module - * - perform error checking - * - * @param[in] log_mod - log module info - * @param[in] instance_name - instance name - * @param[in] cbfn - callback function - * - * It return 0 on success, or -1 on failure - */ -int -bfa_log_init(struct bfa_log_mod_s *log_mod, char *instance_name, - bfa_log_cb_t cbfn) -{ - struct bfa_log_msgdef_s *msg; - u32 pre_mod_id = 0; - u32 cur_mod_id = 0; - u32 i, pre_idx, idx, msg_id; - - /* - * set instance name - */ - if (log_mod) { - strncpy(log_mod->instance_info, instance_name, - sizeof(log_mod->instance_info)); - log_mod->cbfn = cbfn; - for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++) - log_mod->log_level[i] = BFA_LOG_WARNING; - } - - if (bfa_log_initialized) - return 0; - - for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++) { - bfa_log_info[i].start_idx = 0; - bfa_log_info[i].total_count = 0; - bfa_log_info[i].level = BFA_LOG_WARNING; - bfa_log_info[i].cbfn = cbfn; - } - - pre_idx = 0; - idx = 0; - msg = bfa_log_msg_array; - msg_id = BFA_LOG_GET_MSG_ID(msg); - pre_mod_id = BFA_LOG_GET_MOD_ID(msg_id); - while (msg_id != 0) { - cur_mod_id = BFA_LOG_GET_MOD_ID(msg_id); - - if (cur_mod_id > BFA_LOG_MODULE_ID_MAX) { - cbfn(log_mod, msg_id, - "%s%s log: module id %u out of range\n", - BFA_LOG_CAT_NAME, - bfa_log_severity[BFA_LOG_ERROR], - cur_mod_id); - return -1; - } - - if (pre_mod_id > BFA_LOG_MODULE_ID_MAX) { - cbfn(log_mod, msg_id, - "%s%s log: module id %u out of range\n", - BFA_LOG_CAT_NAME, - bfa_log_severity[BFA_LOG_ERROR], - pre_mod_id); - return -1; - } - - if (cur_mod_id != pre_mod_id) { - bfa_log_info[pre_mod_id].start_idx = pre_idx; - bfa_log_info[pre_mod_id].total_count = idx - pre_idx; - pre_mod_id = cur_mod_id; - pre_idx = idx; - } - - idx++; - msg++; - msg_id = BFA_LOG_GET_MSG_ID(msg); - } - - bfa_log_info[cur_mod_id].start_idx = pre_idx; - bfa_log_info[cur_mod_id].total_count = idx - pre_idx; - bfa_log_msg_total_count = idx; - - cbfn(log_mod, msg_id, "%s%s log: init OK, msg total count %u\n", - BFA_LOG_CAT_NAME, - bfa_log_severity[BFA_LOG_INFO], bfa_log_msg_total_count); - - bfa_log_initialized = 1; - - return 0; -} - -/** - * BFA log set log level for a module - * - * @param[in] log_mod - log module info - * @param[in] mod_id - module id - * @param[in] log_level - log severity level - * - * It return BFA_STATUS_OK on success, or > 0 on failure - */ -bfa_status_t -bfa_log_set_level(struct bfa_log_mod_s *log_mod, int mod_id, - enum bfa_log_severity log_level) -{ - if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX) - return BFA_STATUS_EINVAL; - - if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX) - return BFA_STATUS_EINVAL; - - if (log_mod) - log_mod->log_level[mod_id] = log_level; - else - bfa_log_info[mod_id].level = log_level; - - return BFA_STATUS_OK; -} - -/** - * BFA log set log level for all modules - * - * @param[in] log_mod - log module info - * @param[in] log_level - log severity level - * - * It return BFA_STATUS_OK on success, or > 0 on failure - */ -bfa_status_t -bfa_log_set_level_all(struct bfa_log_mod_s *log_mod, - enum bfa_log_severity log_level) -{ - int mod_id = BFA_LOG_UNUSED_ID + 1; - - if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX) - return BFA_STATUS_EINVAL; - - if (log_mod) { - for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++) - log_mod->log_level[mod_id] = log_level; - } else { - for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++) - bfa_log_info[mod_id].level = log_level; - } - - return BFA_STATUS_OK; -} - -/** - * BFA log set log level for all aen sub-modules - * - * @param[in] log_mod - log module info - * @param[in] log_level - log severity level - * - * It return BFA_STATUS_OK on success, or > 0 on failure - */ -bfa_status_t -bfa_log_set_level_aen(struct bfa_log_mod_s *log_mod, - enum bfa_log_severity log_level) -{ - int mod_id = BFA_LOG_AEN_MIN + 1; - - if (log_mod) { - for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++) - log_mod->log_level[mod_id] = log_level; - } else { - for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++) - bfa_log_info[mod_id].level = log_level; - } - - return BFA_STATUS_OK; -} - -/** - * BFA log get log level for a module - * - * @param[in] log_mod - log module info - * @param[in] mod_id - module id - * - * It returns log level or -1 on error - */ -enum bfa_log_severity -bfa_log_get_level(struct bfa_log_mod_s *log_mod, int mod_id) -{ - if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX) - return BFA_LOG_INVALID; - - if (log_mod) - return log_mod->log_level[mod_id]; - else - return bfa_log_info[mod_id].level; -} - -enum bfa_log_severity -bfa_log_get_msg_level(struct bfa_log_mod_s *log_mod, u32 msg_id) -{ - struct bfa_log_msgdef_s *msg; - u32 mod = BFA_LOG_GET_MOD_ID(msg_id); - u32 idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1; - - if (!bfa_log_initialized) - return BFA_LOG_INVALID; - - if (mod > BFA_LOG_MODULE_ID_MAX) - return BFA_LOG_INVALID; - - if (idx >= bfa_log_info[mod].total_count) { - bfa_log_info[mod].cbfn(log_mod, msg_id, - "%s%s log: inconsistent idx %u vs. total count %u\n", - BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx, - bfa_log_info[mod].total_count); - return BFA_LOG_INVALID; - } - - msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx; - if (msg_id != BFA_LOG_GET_MSG_ID(msg)) { - bfa_log_info[mod].cbfn(log_mod, msg_id, - "%s%s log: inconsistent msg id %u array msg id %u\n", - BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], - msg_id, BFA_LOG_GET_MSG_ID(msg)); - return BFA_LOG_INVALID; - } - - return BFA_LOG_GET_SEVERITY(msg); -} - -/** - * BFA log message handling - * - * BFA log message handling finds the message based on message id and prints - * out the message based on its format and arguments. It also does prefix - * the severity etc. - * - * @param[in] log_mod - log module info - * @param[in] msg_id - message id - * @param[in] ... - message arguments - * - * It return 0 on success, or -1 on errors - */ -int -bfa_log(struct bfa_log_mod_s *log_mod, u32 msg_id, ...) -{ - va_list ap; - char buf[256]; - struct bfa_log_msgdef_s *msg; - int log_level; - u32 mod = BFA_LOG_GET_MOD_ID(msg_id); - u32 idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1; - - if (!bfa_log_initialized) - return -1; - - if (mod > BFA_LOG_MODULE_ID_MAX) - return -1; - - if (idx >= bfa_log_info[mod].total_count) { - bfa_log_info[mod]. - cbfn - (log_mod, msg_id, - "%s%s log: inconsistent idx %u vs. total count %u\n", - BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx, - bfa_log_info[mod].total_count); - return -1; - } - - msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx; - if (msg_id != BFA_LOG_GET_MSG_ID(msg)) { - bfa_log_info[mod]. - cbfn - (log_mod, msg_id, - "%s%s log: inconsistent msg id %u array msg id %u\n", - BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], - msg_id, BFA_LOG_GET_MSG_ID(msg)); - return -1; - } - - log_level = log_mod ? log_mod->log_level[mod] : bfa_log_info[mod].level; - if ((BFA_LOG_GET_SEVERITY(msg) > log_level) && - (msg->attributes != BFA_LOG_ATTR_NONE)) - return 0; - - va_start(ap, msg_id); - bfa_os_vsprintf(buf, BFA_LOG_GET_MSG_FMT_STRING(msg), ap); - va_end(ap); - - if (log_mod) - log_mod->cbfn(log_mod, msg_id, "%s[%s]%s%s %s: %s\n", - BFA_LOG_CAT_NAME, log_mod->instance_info, - bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)], - (msg->attributes & BFA_LOG_ATTR_AUDIT) - ? " (audit) " : "", msg->msg_value, buf); - else - bfa_log_info[mod].cbfn(log_mod, msg_id, "%s%s%s %s: %s\n", - BFA_LOG_CAT_NAME, - bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)], - (msg->attributes & BFA_LOG_ATTR_AUDIT) ? - " (audit) " : "", msg->msg_value, buf); - - return 0; -} - diff --git a/drivers/scsi/bfa/bfa_log_module.c b/drivers/scsi/bfa/bfa_log_module.c deleted file mode 100644 index cf577ef7cb9..00000000000 --- a/drivers/scsi/bfa/bfa_log_module.c +++ /dev/null @@ -1,537 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <cs/bfa_log.h> -#include <aen/bfa_aen_adapter.h> -#include <aen/bfa_aen_audit.h> -#include <aen/bfa_aen_ethport.h> -#include <aen/bfa_aen_ioc.h> -#include <aen/bfa_aen_itnim.h> -#include <aen/bfa_aen_lport.h> -#include <aen/bfa_aen_port.h> -#include <aen/bfa_aen_rport.h> -#include <log/bfa_log_fcs.h> -#include <log/bfa_log_hal.h> -#include <log/bfa_log_linux.h> -#include <log/bfa_log_wdrv.h> - -struct bfa_log_msgdef_s bfa_log_msg_array[] = { - - -/* messages define for BFA_AEN_CAT_ADAPTER Module */ -{BFA_AEN_ADAPTER_ADD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_ADAPTER_ADD", - "New adapter found: SN = %s, base port WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_ADAPTER_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_WARNING, "BFA_AEN_ADAPTER_REMOVE", - "Adapter removed: SN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - - - - -/* messages define for BFA_AEN_CAT_AUDIT Module */ -{BFA_AEN_AUDIT_AUTH_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_ENABLE", - "Authentication enabled for base port: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_AUDIT_AUTH_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_DISABLE", - "Authentication disabled for base port: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - - - - -/* messages define for BFA_AEN_CAT_ETHPORT Module */ -{BFA_AEN_ETHPORT_LINKUP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_ETHPORT_LINKUP", - "Base port ethernet linkup: mac = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_ETHPORT_LINKDOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_ETHPORT_LINKDOWN", - "Base port ethernet linkdown: mac = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_ETHPORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_ETHPORT_ENABLE", - "Base port ethernet interface enabled: mac = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_ETHPORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_ETHPORT_DISABLE", - "Base port ethernet interface disabled: mac = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - - - - -/* messages define for BFA_AEN_CAT_IOC Module */ -{BFA_AEN_IOC_HBGOOD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_IOC_HBGOOD", - "Heart Beat of IOC %d is good.", - ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_IOC_HBFAIL, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_CRITICAL, - "BFA_AEN_IOC_HBFAIL", - "Heart Beat of IOC %d has failed.", - ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_IOC_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_IOC_ENABLE", - "IOC %d is enabled.", - ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_IOC_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_IOC_DISABLE", - "IOC %d is disabled.", - ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_IOC_FWMISMATCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_CRITICAL, "BFA_AEN_IOC_FWMISMATCH", - "Running firmware version is incompatible with the driver version.", - (0), 0}, - -{BFA_AEN_IOC_FWCFG_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_CRITICAL, "BFA_AEN_IOC_FWCFG_ERROR", - "Link initialization failed due to firmware configuration read error:" - " WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_IOC_INVALID_VENDOR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_ERROR, "BFA_AEN_IOC_INVALID_VENDOR", - "Unsupported switch vendor. Link initialization failed: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_IOC_INVALID_NWWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_ERROR, "BFA_AEN_IOC_INVALID_NWWN", - "Invalid NWWN. Link initialization failed: NWWN = 00:00:00:00:00:00:00:00.", - (0), 0}, - -{BFA_AEN_IOC_INVALID_PWWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_ERROR, "BFA_AEN_IOC_INVALID_PWWN", - "Invalid PWWN. Link initialization failed: PWWN = 00:00:00:00:00:00:00:00.", - (0), 0}, - - - - -/* messages define for BFA_AEN_CAT_ITNIM Module */ -{BFA_AEN_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_ITNIM_ONLINE", - "Target (WWN = %s) is online for initiator (WWN = %s).", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_ITNIM_OFFLINE", - "Target (WWN = %s) offlined by initiator (WWN = %s).", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_ITNIM_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_ERROR, "BFA_AEN_ITNIM_DISCONNECT", - "Target (WWN = %s) connectivity lost for initiator (WWN = %s).", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - - - - -/* messages define for BFA_AEN_CAT_LPORT Module */ -{BFA_AEN_LPORT_NEW, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_LPORT_NEW", - "New logical port created: WWN = %s, Role = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_LPORT_DELETE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_LPORT_DELETE", - "Logical port deleted: WWN = %s, Role = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_LPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_LPORT_ONLINE", - "Logical port online: WWN = %s, Role = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_LPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_LPORT_OFFLINE", - "Logical port taken offline: WWN = %s, Role = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_LPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_ERROR, "BFA_AEN_LPORT_DISCONNECT", - "Logical port lost fabric connectivity: WWN = %s, Role = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_LPORT_NEW_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_LPORT_NEW_PROP", - "New virtual port created using proprietary interface: WWN = %s, Role = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_LPORT_DELETE_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_PROP", - "Virtual port deleted using proprietary interface: WWN = %s, Role = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_LPORT_NEW_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "BFA_AEN_LPORT_NEW_STANDARD", - "New virtual port created using standard interface: WWN = %s, Role = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_LPORT_DELETE_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_STANDARD", - "Virtual port deleted using standard interface: WWN = %s, Role = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_LPORT_NPIV_DUP_WWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_DUP_WWN", - "Virtual port login failed. Duplicate WWN = %s reported by fabric.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_LPORT_NPIV_FABRIC_MAX, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_FABRIC_MAX", - "Virtual port (WWN = %s) login failed. Max NPIV ports already exist in" - " fabric/fport.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_LPORT_NPIV_UNKNOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_UNKNOWN", - "Virtual port (WWN = %s) login failed.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - - - - -/* messages define for BFA_AEN_CAT_PORT Module */ -{BFA_AEN_PORT_ONLINE, BFA_LOG_ATTR_NONE, BFA_LOG_INFO, "BFA_AEN_PORT_ONLINE", - "Base port online: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING, - "BFA_AEN_PORT_OFFLINE", - "Base port offline: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_RLIR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_PORT_RLIR", - "RLIR event not supported.", - (0), 0}, - -{BFA_AEN_PORT_SFP_INSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_PORT_SFP_INSERT", - "New SFP found: WWN/MAC = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_SFP_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_REMOVE", - "SFP removed: WWN/MAC = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_SFP_POM, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING, - "BFA_AEN_PORT_SFP_POM", - "SFP POM level to %s: WWN/MAC = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_PORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_PORT_ENABLE", - "Base port enabled: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_PORT_DISABLE", - "Base port disabled: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_AUTH_ON, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_PORT_AUTH_ON", - "Authentication successful for base port: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_AUTH_OFF, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR, - "BFA_AEN_PORT_AUTH_OFF", - "Authentication unsuccessful for base port: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR, - "BFA_AEN_PORT_DISCONNECT", - "Base port (WWN = %s) lost fabric connectivity.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_QOS_NEG, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING, - "BFA_AEN_PORT_QOS_NEG", - "QOS negotiation failed for base port: WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_FABRIC_NAME_CHANGE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_WARNING, "BFA_AEN_PORT_FABRIC_NAME_CHANGE", - "Base port WWN = %s, Fabric WWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_PORT_SFP_ACCESS_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_ACCESS_ERROR", - "SFP access error: WWN/MAC = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_AEN_PORT_SFP_UNSUPPORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_UNSUPPORT", - "Unsupported SFP found: WWN/MAC = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - - - - -/* messages define for BFA_AEN_CAT_RPORT Module */ -{BFA_AEN_RPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_RPORT_ONLINE", - "Remote port (WWN = %s) online for logical port (WWN = %s).", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_RPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_RPORT_OFFLINE", - "Remote port (WWN = %s) offlined by logical port (WWN = %s).", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_RPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_ERROR, "BFA_AEN_RPORT_DISCONNECT", - "Remote port (WWN = %s) connectivity lost for logical port (WWN = %s).", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, - -{BFA_AEN_RPORT_QOS_PRIO, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_RPORT_QOS_PRIO", - "QOS priority changed to %s: RPWWN = %s and LPWWN = %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | - (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3}, - -{BFA_AEN_RPORT_QOS_FLOWID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "BFA_AEN_RPORT_QOS_FLOWID", - "QOS flow ID changed to %d: RPWWN = %s and LPWWN = %s.", - ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | - (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3}, - - - - -/* messages define for FCS Module */ -{BFA_LOG_FCS_FABRIC_NOSWITCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "FCS_FABRIC_NOSWITCH", - "No switched fabric presence is detected.", - (0), 0}, - -{BFA_LOG_FCS_FABRIC_ISOLATED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "FCS_FABRIC_ISOLATED", - "Port is isolated due to VF_ID mismatch. PWWN: %s, Port VF_ID: %04x and" - " switch port VF_ID: %04x.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_X << BFA_LOG_ARG1) | - (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3}, - - - - -/* messages define for HAL Module */ -{BFA_LOG_HAL_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR, - "HAL_ASSERT", - "Assertion failure: %s:%d: %s", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | - (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3}, - -{BFA_LOG_HAL_HEARTBEAT_FAILURE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_CRITICAL, "HAL_HEARTBEAT_FAILURE", - "Firmware heartbeat failure at %d", - ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_HAL_FCPIM_PARM_INVALID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "HAL_FCPIM_PARM_INVALID", - "Driver configuration %s value %d is invalid. Value should be within" - " %d and %d.", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | - (BFA_LOG_D << BFA_LOG_ARG2) | (BFA_LOG_D << BFA_LOG_ARG3) | 0), 4}, - -{BFA_LOG_HAL_SM_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR, - "HAL_SM_ASSERT", - "SM Assertion failure: %s:%d: event = %d", - ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | - (BFA_LOG_D << BFA_LOG_ARG2) | 0), 3}, - -{BFA_LOG_HAL_DRIVER_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "HAL_DRIVER_ERROR", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_HAL_DRIVER_CONFIG_ERROR, - BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "HAL_DRIVER_CONFIG_ERROR", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_HAL_MBOX_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "HAL_MBOX_ERROR", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - - - - -/* messages define for LINUX Module */ -{BFA_LOG_LINUX_DEVICE_CLAIMED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_DEVICE_CLAIMED", - "bfa device at %s claimed.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_HASH_INIT_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_HASH_INIT_FAILED", - "Hash table initialization failure for the port %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_SYSFS_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_SYSFS_FAILED", - "sysfs file creation failure for the port %s.", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_MEM_ALLOC_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_MEM_ALLOC_FAILED", - "Memory allocation failed: %s. ", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_DRIVER_REGISTRATION_FAILED, - BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "LINUX_DRIVER_REGISTRATION_FAILED", - "%s. ", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_ITNIM_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "LINUX_ITNIM_FREE", - "scsi%d: FCID: %s WWPN: %s", - ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | - (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3}, - -{BFA_LOG_LINUX_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_ITNIM_ONLINE", - "Target: %d:0:%d FCID: %s WWPN: %s", - ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | - (BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4}, - -{BFA_LOG_LINUX_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_ITNIM_OFFLINE", - "Target: %d:0:%d FCID: %s WWPN: %s", - ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | - (BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4}, - -{BFA_LOG_LINUX_SCSI_HOST_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_SCSI_HOST_FREE", - "Free scsi%d", - ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_SCSI_ABORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "LINUX_SCSI_ABORT", - "scsi%d: abort cmnd %p, iotag %x", - ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) | - (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3}, - -{BFA_LOG_LINUX_SCSI_ABORT_COMP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_SCSI_ABORT_COMP", - "scsi%d: complete abort 0x%p, iotag 0x%x", - ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) | - (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3}, - -{BFA_LOG_LINUX_DRIVER_CONFIG_ERROR, - BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "LINUX_DRIVER_CONFIG_ERROR", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_BNA_STATE_MACHINE, - BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "LINUX_BNA_STATE_MACHINE", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_IOC_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_IOC_ERROR", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_RESOURCE_ALLOC_ERROR, - BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "LINUX_RESOURCE_ALLOC_ERROR", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_RING_BUFFER_ERROR, - BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, - "LINUX_RING_BUFFER_ERROR", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_DRIVER_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_ERROR, "LINUX_DRIVER_ERROR", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_DRIVER_INFO, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_DRIVER_INFO", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_DRIVER_DIAG, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_DRIVER_DIAG", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - -{BFA_LOG_LINUX_DRIVER_AEN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "LINUX_DRIVER_AEN", - "%s", - ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, - - - - -/* messages define for WDRV Module */ -{BFA_LOG_WDRV_IOC_INIT_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "WDRV_IOC_INIT_ERROR", - "IOC initialization has failed.", - (0), 0}, - -{BFA_LOG_WDRV_IOC_INTERNAL_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "WDRV_IOC_INTERNAL_ERROR", - "IOC internal error. ", - (0), 0}, - -{BFA_LOG_WDRV_IOC_START_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "WDRV_IOC_START_ERROR", - "IOC could not be started. ", - (0), 0}, - -{BFA_LOG_WDRV_IOC_STOP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "WDRV_IOC_STOP_ERROR", - "IOC could not be stopped. ", - (0), 0}, - -{BFA_LOG_WDRV_INSUFFICIENT_RESOURCES, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "WDRV_INSUFFICIENT_RESOURCES", - "Insufficient memory. ", - (0), 0}, - -{BFA_LOG_WDRV_BASE_ADDRESS_MAP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, - BFA_LOG_INFO, "WDRV_BASE_ADDRESS_MAP_ERROR", - "Unable to map the IOC onto the system address space. ", - (0), 0}, - - -{0, 0, 0, "", "", 0, 0}, -}; diff --git a/drivers/scsi/bfa/bfa_lps.c b/drivers/scsi/bfa/bfa_lps.c deleted file mode 100644 index acabb44f092..00000000000 --- a/drivers/scsi/bfa/bfa_lps.c +++ /dev/null @@ -1,892 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include <bfi/bfi_lps.h> -#include <cs/bfa_debug.h> -#include <defs/bfa_defs_pci.h> - -BFA_TRC_FILE(HAL, LPS); -BFA_MODULE(lps); - -#define BFA_LPS_MIN_LPORTS (1) -#define BFA_LPS_MAX_LPORTS (256) - -/* - * Maximum Vports supported per physical port or vf. - */ -#define BFA_LPS_MAX_VPORTS_SUPP_CB 255 -#define BFA_LPS_MAX_VPORTS_SUPP_CT 190 - -/** - * forward declarations - */ -static void bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, - u32 *dm_len); -static void bfa_lps_attach(struct bfa_s *bfa, void *bfad, - struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, - struct bfa_pcidev_s *pcidev); -static void bfa_lps_detach(struct bfa_s *bfa); -static void bfa_lps_start(struct bfa_s *bfa); -static void bfa_lps_stop(struct bfa_s *bfa); -static void bfa_lps_iocdisable(struct bfa_s *bfa); -static void bfa_lps_login_rsp(struct bfa_s *bfa, - struct bfi_lps_login_rsp_s *rsp); -static void bfa_lps_logout_rsp(struct bfa_s *bfa, - struct bfi_lps_logout_rsp_s *rsp); -static void bfa_lps_reqq_resume(void *lps_arg); -static void bfa_lps_free(struct bfa_lps_s *lps); -static void bfa_lps_send_login(struct bfa_lps_s *lps); -static void bfa_lps_send_logout(struct bfa_lps_s *lps); -static void bfa_lps_login_comp(struct bfa_lps_s *lps); -static void bfa_lps_logout_comp(struct bfa_lps_s *lps); -static void bfa_lps_cvl_event(struct bfa_lps_s *lps); - -/** - * lps_pvt BFA LPS private functions - */ - -enum bfa_lps_event { - BFA_LPS_SM_LOGIN = 1, /* login request from user */ - BFA_LPS_SM_LOGOUT = 2, /* logout request from user */ - BFA_LPS_SM_FWRSP = 3, /* f/w response to login/logout */ - BFA_LPS_SM_RESUME = 4, /* space present in reqq queue */ - BFA_LPS_SM_DELETE = 5, /* lps delete from user */ - BFA_LPS_SM_OFFLINE = 6, /* Link is offline */ - BFA_LPS_SM_RX_CVL = 7, /* Rx clear virtual link */ -}; - -static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event); -static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event); -static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps, - enum bfa_lps_event event); -static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event); -static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event); -static void bfa_lps_sm_logowait(struct bfa_lps_s *lps, - enum bfa_lps_event event); - -/** - * Init state -- no login - */ -static void -bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event) -{ - bfa_trc(lps->bfa, lps->lp_tag); - bfa_trc(lps->bfa, event); - - switch (event) { - case BFA_LPS_SM_LOGIN: - if (bfa_reqq_full(lps->bfa, lps->reqq)) { - bfa_sm_set_state(lps, bfa_lps_sm_loginwait); - bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe); - } else { - bfa_sm_set_state(lps, bfa_lps_sm_login); - bfa_lps_send_login(lps); - } - if (lps->fdisc) - bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, - BFA_PL_EID_LOGIN, 0, "FDISC Request"); - else - bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, - BFA_PL_EID_LOGIN, 0, "FLOGI Request"); - break; - - case BFA_LPS_SM_LOGOUT: - bfa_lps_logout_comp(lps); - break; - - case BFA_LPS_SM_DELETE: - bfa_lps_free(lps); - break; - - case BFA_LPS_SM_RX_CVL: - case BFA_LPS_SM_OFFLINE: - break; - - case BFA_LPS_SM_FWRSP: - /* Could happen when fabric detects loopback and discards - * the lps request. Fw will eventually sent out the timeout - * Just ignore - */ - break; - - default: - bfa_sm_fault(lps->bfa, event); - } -} - -/** - * login is in progress -- awaiting response from firmware - */ -static void -bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event) -{ - bfa_trc(lps->bfa, lps->lp_tag); - bfa_trc(lps->bfa, event); - - switch (event) { - case BFA_LPS_SM_FWRSP: - if (lps->status == BFA_STATUS_OK) { - bfa_sm_set_state(lps, bfa_lps_sm_online); - if (lps->fdisc) - bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, - BFA_PL_EID_LOGIN, 0, "FDISC Accept"); - else - bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, - BFA_PL_EID_LOGIN, 0, "FLOGI Accept"); - } else { - bfa_sm_set_state(lps, bfa_lps_sm_init); - if (lps->fdisc) - bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, - BFA_PL_EID_LOGIN, 0, - "FDISC Fail (RJT or timeout)"); - else - bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, - BFA_PL_EID_LOGIN, 0, - "FLOGI Fail (RJT or timeout)"); - } - bfa_lps_login_comp(lps); - break; - - case BFA_LPS_SM_OFFLINE: - bfa_sm_set_state(lps, bfa_lps_sm_init); - break; - - default: - bfa_sm_fault(lps->bfa, event); - } -} - -/** - * login pending - awaiting space in request queue - */ -static void -bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event event) -{ - bfa_trc(lps->bfa, lps->lp_tag); - bfa_trc(lps->bfa, event); - - switch (event) { - case BFA_LPS_SM_RESUME: - bfa_sm_set_state(lps, bfa_lps_sm_login); - break; - - case BFA_LPS_SM_OFFLINE: - bfa_sm_set_state(lps, bfa_lps_sm_init); - bfa_reqq_wcancel(&lps->wqe); - break; - - case BFA_LPS_SM_RX_CVL: - /* - * Login was not even sent out; so when getting out - * of this state, it will appear like a login retry - * after Clear virtual link - */ - break; - - default: - bfa_sm_fault(lps->bfa, event); - } -} - -/** - * login complete - */ -static void -bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event) -{ - bfa_trc(lps->bfa, lps->lp_tag); - bfa_trc(lps->bfa, event); - - switch (event) { - case BFA_LPS_SM_LOGOUT: - if (bfa_reqq_full(lps->bfa, lps->reqq)) { - bfa_sm_set_state(lps, bfa_lps_sm_logowait); - bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe); - } else { - bfa_sm_set_state(lps, bfa_lps_sm_logout); - bfa_lps_send_logout(lps); - } - bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, - BFA_PL_EID_LOGO, 0, "Logout"); - break; - - case BFA_LPS_SM_RX_CVL: - bfa_sm_set_state(lps, bfa_lps_sm_init); - - /* Let the vport module know about this event */ - bfa_lps_cvl_event(lps); - bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, - BFA_PL_EID_FIP_FCF_CVL, 0, "FCF Clear Virt. Link Rx"); - break; - - case BFA_LPS_SM_OFFLINE: - case BFA_LPS_SM_DELETE: - bfa_sm_set_state(lps, bfa_lps_sm_init); - break; - - default: - bfa_sm_fault(lps->bfa, event); - } -} - -/** - * logout in progress - awaiting firmware response - */ -static void -bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event) -{ - bfa_trc(lps->bfa, lps->lp_tag); - bfa_trc(lps->bfa, event); - - switch (event) { - case BFA_LPS_SM_FWRSP: - bfa_sm_set_state(lps, bfa_lps_sm_init); - bfa_lps_logout_comp(lps); - break; - - case BFA_LPS_SM_OFFLINE: - bfa_sm_set_state(lps, bfa_lps_sm_init); - break; - - default: - bfa_sm_fault(lps->bfa, event); - } -} - -/** - * logout pending -- awaiting space in request queue - */ -static void -bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event event) -{ - bfa_trc(lps->bfa, lps->lp_tag); - bfa_trc(lps->bfa, event); - - switch (event) { - case BFA_LPS_SM_RESUME: - bfa_sm_set_state(lps, bfa_lps_sm_logout); - bfa_lps_send_logout(lps); - break; - - case BFA_LPS_SM_OFFLINE: - bfa_sm_set_state(lps, bfa_lps_sm_init); - bfa_reqq_wcancel(&lps->wqe); - break; - - default: - bfa_sm_fault(lps->bfa, event); - } -} - - - -/** - * lps_pvt BFA LPS private functions - */ - -/** - * return memory requirement - */ -static void -bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len) -{ - if (cfg->drvcfg.min_cfg) - *ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS; - else - *ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS; -} - -/** - * bfa module attach at initialization time - */ -static void -bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) -{ - struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); - struct bfa_lps_s *lps; - int i; - - bfa_os_memset(mod, 0, sizeof(struct bfa_lps_mod_s)); - mod->num_lps = BFA_LPS_MAX_LPORTS; - if (cfg->drvcfg.min_cfg) - mod->num_lps = BFA_LPS_MIN_LPORTS; - else - mod->num_lps = BFA_LPS_MAX_LPORTS; - mod->lps_arr = lps = (struct bfa_lps_s *) bfa_meminfo_kva(meminfo); - - bfa_meminfo_kva(meminfo) += mod->num_lps * sizeof(struct bfa_lps_s); - - INIT_LIST_HEAD(&mod->lps_free_q); - INIT_LIST_HEAD(&mod->lps_active_q); - - for (i = 0; i < mod->num_lps; i++, lps++) { - lps->bfa = bfa; - lps->lp_tag = (u8) i; - lps->reqq = BFA_REQQ_LPS; - bfa_reqq_winit(&lps->wqe, bfa_lps_reqq_resume, lps); - list_add_tail(&lps->qe, &mod->lps_free_q); - } -} - -static void -bfa_lps_detach(struct bfa_s *bfa) -{ -} - -static void -bfa_lps_start(struct bfa_s *bfa) -{ -} - -static void -bfa_lps_stop(struct bfa_s *bfa) -{ -} - -/** - * IOC in disabled state -- consider all lps offline - */ -static void -bfa_lps_iocdisable(struct bfa_s *bfa) -{ - struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); - struct bfa_lps_s *lps; - struct list_head *qe, *qen; - - list_for_each_safe(qe, qen, &mod->lps_active_q) { - lps = (struct bfa_lps_s *) qe; - bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE); - } -} - -/** - * Firmware login response - */ -static void -bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp) -{ - struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); - struct bfa_lps_s *lps; - - bfa_assert(rsp->lp_tag < mod->num_lps); - lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag); - - lps->status = rsp->status; - switch (rsp->status) { - case BFA_STATUS_OK: - lps->fport = rsp->f_port; - lps->npiv_en = rsp->npiv_en; - lps->lp_pid = rsp->lp_pid; - lps->pr_bbcred = bfa_os_ntohs(rsp->bb_credit); - lps->pr_pwwn = rsp->port_name; - lps->pr_nwwn = rsp->node_name; - lps->auth_req = rsp->auth_req; - lps->lp_mac = rsp->lp_mac; - lps->brcd_switch = rsp->brcd_switch; - lps->fcf_mac = rsp->fcf_mac; - - break; - - case BFA_STATUS_FABRIC_RJT: - lps->lsrjt_rsn = rsp->lsrjt_rsn; - lps->lsrjt_expl = rsp->lsrjt_expl; - - break; - - case BFA_STATUS_EPROTOCOL: - lps->ext_status = rsp->ext_status; - - break; - - default: - /* Nothing to do with other status */ - break; - } - - bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); -} - -/** - * Firmware logout response - */ -static void -bfa_lps_logout_rsp(struct bfa_s *bfa, struct bfi_lps_logout_rsp_s *rsp) -{ - struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); - struct bfa_lps_s *lps; - - bfa_assert(rsp->lp_tag < mod->num_lps); - lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag); - - bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); -} - -/** - * Firmware received a Clear virtual link request (for FCoE) - */ -static void -bfa_lps_rx_cvl_event(struct bfa_s *bfa, struct bfi_lps_cvl_event_s *cvl) -{ - struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); - struct bfa_lps_s *lps; - - lps = BFA_LPS_FROM_TAG(mod, cvl->lp_tag); - - bfa_sm_send_event(lps, BFA_LPS_SM_RX_CVL); -} - -/** - * Space is available in request queue, resume queueing request to firmware. - */ -static void -bfa_lps_reqq_resume(void *lps_arg) -{ - struct bfa_lps_s *lps = lps_arg; - - bfa_sm_send_event(lps, BFA_LPS_SM_RESUME); -} - -/** - * lps is freed -- triggered by vport delete - */ -static void -bfa_lps_free(struct bfa_lps_s *lps) -{ - struct bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa); - - list_del(&lps->qe); - list_add_tail(&lps->qe, &mod->lps_free_q); -} - -/** - * send login request to firmware - */ -static void -bfa_lps_send_login(struct bfa_lps_s *lps) -{ - struct bfi_lps_login_req_s *m; - - m = bfa_reqq_next(lps->bfa, lps->reqq); - bfa_assert(m); - - bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ, - bfa_lpuid(lps->bfa)); - - m->lp_tag = lps->lp_tag; - m->alpa = lps->alpa; - m->pdu_size = bfa_os_htons(lps->pdusz); - m->pwwn = lps->pwwn; - m->nwwn = lps->nwwn; - m->fdisc = lps->fdisc; - m->auth_en = lps->auth_en; - - bfa_reqq_produce(lps->bfa, lps->reqq); -} - -/** - * send logout request to firmware - */ -static void -bfa_lps_send_logout(struct bfa_lps_s *lps) -{ - struct bfi_lps_logout_req_s *m; - - m = bfa_reqq_next(lps->bfa, lps->reqq); - bfa_assert(m); - - bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ, - bfa_lpuid(lps->bfa)); - - m->lp_tag = lps->lp_tag; - m->port_name = lps->pwwn; - bfa_reqq_produce(lps->bfa, lps->reqq); -} - -/** - * Indirect login completion handler for non-fcs - */ -static void -bfa_lps_login_comp_cb(void *arg, bfa_boolean_t complete) -{ - struct bfa_lps_s *lps = arg; - - if (!complete) - return; - - if (lps->fdisc) - bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status); - else - bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status); -} - -/** - * Login completion handler -- direct call for fcs, queue for others - */ -static void -bfa_lps_login_comp(struct bfa_lps_s *lps) -{ - if (!lps->bfa->fcs) { - bfa_cb_queue(lps->bfa, &lps->hcb_qe, - bfa_lps_login_comp_cb, lps); - return; - } - - if (lps->fdisc) - bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status); - else - bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status); -} - -/** - * Indirect logout completion handler for non-fcs - */ -static void -bfa_lps_logout_comp_cb(void *arg, bfa_boolean_t complete) -{ - struct bfa_lps_s *lps = arg; - - if (!complete) - return; - - if (lps->fdisc) - bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg); - else - bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg); -} - -/** - * Logout completion handler -- direct call for fcs, queue for others - */ -static void -bfa_lps_logout_comp(struct bfa_lps_s *lps) -{ - if (!lps->bfa->fcs) { - bfa_cb_queue(lps->bfa, &lps->hcb_qe, - bfa_lps_logout_comp_cb, lps); - return; - } - if (lps->fdisc) - bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg); - else - bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg); -} - -/** - * Clear virtual link completion handler for non-fcs - */ -static void -bfa_lps_cvl_event_cb(void *arg, bfa_boolean_t complete) -{ - struct bfa_lps_s *lps = arg; - - if (!complete) - return; - - /* Clear virtual link to base port will result in link down */ - if (lps->fdisc) - bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg); -} - -/** - * Received Clear virtual link event --direct call for fcs, - * queue for others - */ -static void -bfa_lps_cvl_event(struct bfa_lps_s *lps) -{ - if (!lps->bfa->fcs) { - bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_cvl_event_cb, - lps); - return; - } - - /* Clear virtual link to base port will result in link down */ - if (lps->fdisc) - bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg); -} - -u32 -bfa_lps_get_max_vport(struct bfa_s *bfa) -{ - if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT) - return BFA_LPS_MAX_VPORTS_SUPP_CT; - else - return BFA_LPS_MAX_VPORTS_SUPP_CB; -} - -/** - * lps_public BFA LPS public functions - */ - -/** - * Allocate a lport srvice tag. - */ -struct bfa_lps_s * -bfa_lps_alloc(struct bfa_s *bfa) -{ - struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); - struct bfa_lps_s *lps = NULL; - - bfa_q_deq(&mod->lps_free_q, &lps); - - if (lps == NULL) - return NULL; - - list_add_tail(&lps->qe, &mod->lps_active_q); - - bfa_sm_set_state(lps, bfa_lps_sm_init); - return lps; -} - -/** - * Free lport service tag. This can be called anytime after an alloc. - * No need to wait for any pending login/logout completions. - */ -void -bfa_lps_delete(struct bfa_lps_s *lps) -{ - bfa_sm_send_event(lps, BFA_LPS_SM_DELETE); -} - -/** - * Initiate a lport login. - */ -void -bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz, - wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en) -{ - lps->uarg = uarg; - lps->alpa = alpa; - lps->pdusz = pdusz; - lps->pwwn = pwwn; - lps->nwwn = nwwn; - lps->fdisc = BFA_FALSE; - lps->auth_en = auth_en; - bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN); -} - -/** - * Initiate a lport fdisc login. - */ -void -bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn, - wwn_t nwwn) -{ - lps->uarg = uarg; - lps->alpa = 0; - lps->pdusz = pdusz; - lps->pwwn = pwwn; - lps->nwwn = nwwn; - lps->fdisc = BFA_TRUE; - lps->auth_en = BFA_FALSE; - bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN); -} - -/** - * Initiate a lport logout (flogi). - */ -void -bfa_lps_flogo(struct bfa_lps_s *lps) -{ - bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT); -} - -/** - * Initiate a lport FDSIC logout. - */ -void -bfa_lps_fdisclogo(struct bfa_lps_s *lps) -{ - bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT); -} - -/** - * Discard a pending login request -- should be called only for - * link down handling. - */ -void -bfa_lps_discard(struct bfa_lps_s *lps) -{ - bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE); -} - -/** - * Return lport services tag - */ -u8 -bfa_lps_get_tag(struct bfa_lps_s *lps) -{ - return lps->lp_tag; -} - -/** - * Return lport services tag given the pid - */ -u8 -bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid) -{ - struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); - struct bfa_lps_s *lps; - int i; - - for (i = 0, lps = mod->lps_arr; i < mod->num_lps; i++, lps++) { - if (lps->lp_pid == pid) - return lps->lp_tag; - } - - /* Return base port tag anyway */ - return 0; -} - -/** - * return if fabric login indicates support for NPIV - */ -bfa_boolean_t -bfa_lps_is_npiv_en(struct bfa_lps_s *lps) -{ - return lps->npiv_en; -} - -/** - * Return TRUE if attached to F-Port, else return FALSE - */ -bfa_boolean_t -bfa_lps_is_fport(struct bfa_lps_s *lps) -{ - return lps->fport; -} - -/** - * Return TRUE if attached to a Brocade Fabric - */ -bfa_boolean_t -bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps) -{ - return lps->brcd_switch; -} -/** - * return TRUE if authentication is required - */ -bfa_boolean_t -bfa_lps_is_authreq(struct bfa_lps_s *lps) -{ - return lps->auth_req; -} - -bfa_eproto_status_t -bfa_lps_get_extstatus(struct bfa_lps_s *lps) -{ - return lps->ext_status; -} - -/** - * return port id assigned to the lport - */ -u32 -bfa_lps_get_pid(struct bfa_lps_s *lps) -{ - return lps->lp_pid; -} - -/** - * Return bb_credit assigned in FLOGI response - */ -u16 -bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps) -{ - return lps->pr_bbcred; -} - -/** - * Return peer port name - */ -wwn_t -bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps) -{ - return lps->pr_pwwn; -} - -/** - * Return peer node name - */ -wwn_t -bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps) -{ - return lps->pr_nwwn; -} - -/** - * return reason code if login request is rejected - */ -u8 -bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps) -{ - return lps->lsrjt_rsn; -} - -/** - * return explanation code if login request is rejected - */ -u8 -bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps) -{ - return lps->lsrjt_expl; -} - -/** - * Return fpma/spma MAC for lport - */ -struct mac_s -bfa_lps_get_lp_mac(struct bfa_lps_s *lps) -{ - return lps->lp_mac; -} - -/** - * LPS firmware message class handler. - */ -void -bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *m) -{ - union bfi_lps_i2h_msg_u msg; - - bfa_trc(bfa, m->mhdr.msg_id); - msg.msg = m; - - switch (m->mhdr.msg_id) { - case BFI_LPS_H2I_LOGIN_RSP: - bfa_lps_login_rsp(bfa, msg.login_rsp); - break; - - case BFI_LPS_H2I_LOGOUT_RSP: - bfa_lps_logout_rsp(bfa, msg.logout_rsp); - break; - - case BFI_LPS_H2I_CVL_EVENT: - bfa_lps_rx_cvl_event(bfa, msg.cvl_event); - break; - - default: - bfa_trc(bfa, m->mhdr.msg_id); - bfa_assert(0); - } -} - - diff --git a/drivers/scsi/bfa/bfa_lps_priv.h b/drivers/scsi/bfa/bfa_lps_priv.h deleted file mode 100644 index d16c6ce995d..00000000000 --- a/drivers/scsi/bfa/bfa_lps_priv.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_LPS_PRIV_H__ -#define __BFA_LPS_PRIV_H__ - -#include <bfa_svc.h> - -struct bfa_lps_mod_s { - struct list_head lps_free_q; - struct list_head lps_active_q; - struct bfa_lps_s *lps_arr; - int num_lps; -}; - -#define BFA_LPS_MOD(__bfa) (&(__bfa)->modules.lps_mod) -#define BFA_LPS_FROM_TAG(__mod, __tag) (&(__mod)->lps_arr[__tag]) - -/* - * external functions - */ -void bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); - -#endif /* __BFA_LPS_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_priv.h b/drivers/scsi/bfa/bfa_modules.h index bf4939b1676..2cd52733867 100644 --- a/drivers/scsi/bfa/bfa_priv.h +++ b/drivers/scsi/bfa/bfa_modules.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,26 +15,52 @@ * General Public License for more details. */ -#ifndef __BFA_PRIV_H__ -#define __BFA_PRIV_H__ +/** + * bfa_modules.h BFA modules + */ + +#ifndef __BFA_MODULES_H__ +#define __BFA_MODULES_H__ + +#include "bfa_cs.h" +#include "bfa.h" +#include "bfa_svc.h" +#include "bfa_fcpim.h" +#include "bfa_port.h" + +struct bfa_modules_s { + struct bfa_fcport_s fcport; /* fc port module */ + struct bfa_fcxp_mod_s fcxp_mod; /* fcxp module */ + struct bfa_lps_mod_s lps_mod; /* fcxp module */ + struct bfa_uf_mod_s uf_mod; /* unsolicited frame module */ + struct bfa_rport_mod_s rport_mod; /* remote port module */ + struct bfa_fcpim_mod_s fcpim_mod; /* FCP initiator module */ + struct bfa_sgpg_mod_s sgpg_mod; /* SG page module */ + struct bfa_port_s port; /* Physical port module */ +}; + +/* + * !!! Only append to the enums defined here to avoid any versioning + * !!! needed between trace utility and driver version + */ +enum { + BFA_TRC_HAL_CORE = 1, + BFA_TRC_HAL_FCXP = 2, + BFA_TRC_HAL_FCPIM = 3, + BFA_TRC_HAL_IOCFC_CT = 4, + BFA_TRC_HAL_IOCFC_CB = 5, +}; -#include "bfa_iocfc.h" -#include "bfa_intr_priv.h" -#include "bfa_trcmod_priv.h" -#include "bfa_modules_priv.h" -#include "bfa_fwimg_priv.h" -#include <cs/bfa_log.h> -#include <bfa_timer.h> /** * Macro to define a new BFA module */ -#define BFA_MODULE(__mod) \ +#define BFA_MODULE(__mod) \ static void bfa_ ## __mod ## _meminfo( \ struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, \ u32 *dm_len); \ static void bfa_ ## __mod ## _attach(struct bfa_s *bfa, \ - void *bfad, struct bfa_iocfc_cfg_s *cfg, \ + void *bfad, struct bfa_iocfc_cfg_s *cfg, \ struct bfa_meminfo_s *meminfo, \ struct bfa_pcidev_s *pcidev); \ static void bfa_ ## __mod ## _detach(struct bfa_s *bfa); \ @@ -77,17 +103,15 @@ extern struct bfa_module_s *hal_mods[]; struct bfa_s { void *bfad; /* BFA driver instance */ - struct bfa_aen_s *aen; /* AEN module */ struct bfa_plog_s *plog; /* portlog buffer */ - struct bfa_log_mod_s *logm; /* driver logging modulen */ struct bfa_trc_mod_s *trcmod; /* driver tracing */ struct bfa_ioc_s ioc; /* IOC module */ struct bfa_iocfc_s iocfc; /* IOCFC module */ struct bfa_timer_mod_s timer_mod; /* timer module */ struct bfa_modules_s modules; /* BFA modules */ - struct list_head comp_q; /* pending completions */ - bfa_boolean_t rme_process; /* RME processing enabled */ - struct list_head reqq_waitq[BFI_IOC_MAX_CQS]; + struct list_head comp_q; /* pending completions */ + bfa_boolean_t rme_process; /* RME processing enabled */ + struct list_head reqq_waitq[BFI_IOC_MAX_CQS]; bfa_boolean_t fcs; /* FCS is attached to BFA */ struct bfa_msix_s msix; }; @@ -95,8 +119,6 @@ struct bfa_s { extern bfa_isr_func_t bfa_isrs[BFI_MC_MAX]; extern bfa_ioc_mbox_mcfunc_t bfa_mbox_isrs[]; extern bfa_boolean_t bfa_auto_recover; -extern struct bfa_module_s hal_mod_flash; -extern struct bfa_module_s hal_mod_fcdiag; extern struct bfa_module_s hal_mod_sgpg; extern struct bfa_module_s hal_mod_fcport; extern struct bfa_module_s hal_mod_fcxp; @@ -104,7 +126,5 @@ extern struct bfa_module_s hal_mod_lps; extern struct bfa_module_s hal_mod_uf; extern struct bfa_module_s hal_mod_rport; extern struct bfa_module_s hal_mod_fcpim; -extern struct bfa_module_s hal_mod_pbind; - -#endif /* __BFA_PRIV_H__ */ +#endif /* __BFA_MODULES_H__ */ diff --git a/drivers/scsi/bfa/bfa_modules_priv.h b/drivers/scsi/bfa/bfa_modules_priv.h deleted file mode 100644 index f554c2fad6a..00000000000 --- a/drivers/scsi/bfa/bfa_modules_priv.h +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_MODULES_PRIV_H__ -#define __BFA_MODULES_PRIV_H__ - -#include "bfa_uf_priv.h" -#include "bfa_port_priv.h" -#include "bfa_rport_priv.h" -#include "bfa_fcxp_priv.h" -#include "bfa_lps_priv.h" -#include "bfa_fcpim_priv.h" -#include <cee/bfa_cee.h> -#include <port/bfa_port.h> - - -struct bfa_modules_s { - struct bfa_fcport_s fcport; /* fc port module */ - struct bfa_fcxp_mod_s fcxp_mod; /* fcxp module */ - struct bfa_lps_mod_s lps_mod; /* fcxp module */ - struct bfa_uf_mod_s uf_mod; /* unsolicited frame module */ - struct bfa_rport_mod_s rport_mod; /* remote port module */ - struct bfa_fcpim_mod_s fcpim_mod; /* FCP initiator module */ - struct bfa_sgpg_mod_s sgpg_mod; /* SG page module */ - struct bfa_cee_s cee; /* CEE Module */ - struct bfa_port_s port; /* Physical port module */ -}; - -#endif /* __BFA_MODULES_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_os_inc.h b/drivers/scsi/bfa/bfa_os_inc.h index bd1cd3ee302..788a250ffb8 100644 --- a/drivers/scsi/bfa/bfa_os_inc.h +++ b/drivers/scsi/bfa/bfa_os_inc.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -22,30 +22,20 @@ #ifndef __BFA_OS_INC_H__ #define __BFA_OS_INC_H__ -#ifndef __KERNEL__ -#include <stdint.h> -#else #include <linux/types.h> - #include <linux/version.h> #include <linux/pci.h> - #include <linux/dma-mapping.h> -#define SET_MODULE_VERSION(VER) - #include <linux/idr.h> - #include <linux/interrupt.h> #include <linux/cdev.h> #include <linux/fs.h> #include <linux/delay.h> #include <linux/vmalloc.h> - #include <linux/workqueue.h> - +#include <linux/bitops.h> #include <scsi/scsi.h> #include <scsi/scsi_host.h> - #include <scsi/scsi_tcq.h> #include <scsi/scsi_transport_fc.h> #include <scsi/scsi_transport.h> @@ -54,97 +44,75 @@ #define __BIGENDIAN #endif -#define BFA_ERR KERN_ERR -#define BFA_WARNING KERN_WARNING -#define BFA_NOTICE KERN_NOTICE -#define BFA_INFO KERN_INFO -#define BFA_DEBUG KERN_DEBUG - -#define LOG_BFAD_INIT 0x00000001 -#define LOG_FCP_IO 0x00000002 - -#ifdef DEBUG -#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...) \ - BFA_LOG(bfad, level, mask, fmt, ## arg) -#define BFA_DEV_TRACE(bfad, level, fmt, arg...) \ - BFA_DEV_PRINTF(bfad, level, fmt, ## arg) -#define BFA_TRACE(level, fmt, arg...) \ - BFA_PRINTF(level, fmt, ## arg) -#else -#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...) -#define BFA_DEV_TRACE(bfad, level, fmt, arg...) -#define BFA_TRACE(level, fmt, arg...) -#endif +static inline u64 bfa_os_get_clock(void) +{ + return jiffies; +} + +static inline u64 bfa_os_get_log_time(void) +{ + u64 system_time = 0; + struct timeval tv; + do_gettimeofday(&tv); + + /* We are interested in seconds only. */ + system_time = tv.tv_sec; + return system_time; +} + +#define bfa_io_lat_clock_res_div HZ +#define bfa_io_lat_clock_res_mul 1000 #define BFA_ASSERT(p) do { \ if (!(p)) { \ printk(KERN_ERR "assert(%s) failed at %s:%d\n", \ #p, __FILE__, __LINE__); \ - BUG(); \ } \ } while (0) - -#define BFA_LOG(bfad, level, mask, fmt, arg...) \ -do { \ - if (((mask) & (((struct bfad_s *)(bfad))-> \ - cfg_data[cfg_log_mask])) || (level[1] <= '3')) \ - dev_printk(level, &(((struct bfad_s *) \ - (bfad))->pcidev->dev), fmt, ##arg); \ +#define BFA_LOG(level, bfad, mask, fmt, arg...) \ +do { \ + if (((mask) == 4) || (level[1] <= '4')) \ + dev_printk(level, &((bfad)->pcidev)->dev, fmt, ##arg); \ } while (0) -#ifndef BFA_DEV_PRINTF -#define BFA_DEV_PRINTF(bfad, level, fmt, arg...) \ - dev_printk(level, &(((struct bfad_s *) \ - (bfad))->pcidev->dev), fmt, ##arg); -#endif - -#define BFA_PRINTF(level, fmt, arg...) \ - printk(level fmt, ##arg); - -int bfa_os_MWB(void *); - -#define bfa_os_mmiowb() mmiowb() - #define bfa_swap_3b(_x) \ ((((_x) & 0xff) << 16) | \ ((_x) & 0x00ff00) | \ (((_x) & 0xff0000) >> 16)) -#define bfa_swap_8b(_x) \ - ((((_x) & 0xff00000000000000ull) >> 56) \ - | (((_x) & 0x00ff000000000000ull) >> 40) \ - | (((_x) & 0x0000ff0000000000ull) >> 24) \ - | (((_x) & 0x000000ff00000000ull) >> 8) \ - | (((_x) & 0x00000000ff000000ull) << 8) \ - | (((_x) & 0x0000000000ff0000ull) << 24) \ - | (((_x) & 0x000000000000ff00ull) << 40) \ - | (((_x) & 0x00000000000000ffull) << 56)) - -#define bfa_os_swap32(_x) \ - ((((_x) & 0xff) << 24) | \ +#define bfa_swap_8b(_x) \ + ((((_x) & 0xff00000000000000ull) >> 56) \ + | (((_x) & 0x00ff000000000000ull) >> 40) \ + | (((_x) & 0x0000ff0000000000ull) >> 24) \ + | (((_x) & 0x000000ff00000000ull) >> 8) \ + | (((_x) & 0x00000000ff000000ull) << 8) \ + | (((_x) & 0x0000000000ff0000ull) << 24) \ + | (((_x) & 0x000000000000ff00ull) << 40) \ + | (((_x) & 0x00000000000000ffull) << 56)) + +#define bfa_os_swap32(_x) \ + ((((_x) & 0xff) << 24) | \ (((_x) & 0x0000ff00) << 8) | \ (((_x) & 0x00ff0000) >> 8) | \ (((_x) & 0xff000000) >> 24)) -#define bfa_os_swap_sgaddr(_x) ((u64)( \ - (((u64)(_x) & (u64)0x00000000000000ffull) << 32) | \ - (((u64)(_x) & (u64)0x000000000000ff00ull) << 32) | \ - (((u64)(_x) & (u64)0x0000000000ff0000ull) << 32) | \ - (((u64)(_x) & (u64)0x00000000ff000000ull) << 32) | \ - (((u64)(_x) & (u64)0x000000ff00000000ull) >> 32) | \ - (((u64)(_x) & (u64)0x0000ff0000000000ull) >> 32) | \ - (((u64)(_x) & (u64)0x00ff000000000000ull) >> 32) | \ +#define bfa_os_swap_sgaddr(_x) ((u64)( \ + (((u64)(_x) & (u64)0x00000000000000ffull) << 32) | \ + (((u64)(_x) & (u64)0x000000000000ff00ull) << 32) | \ + (((u64)(_x) & (u64)0x0000000000ff0000ull) << 32) | \ + (((u64)(_x) & (u64)0x00000000ff000000ull) << 32) | \ + (((u64)(_x) & (u64)0x000000ff00000000ull) >> 32) | \ + (((u64)(_x) & (u64)0x0000ff0000000000ull) >> 32) | \ + (((u64)(_x) & (u64)0x00ff000000000000ull) >> 32) | \ (((u64)(_x) & (u64)0xff00000000000000ull) >> 32))) #ifndef __BIGENDIAN #define bfa_os_htons(_x) ((u16)((((_x) & 0xff00) >> 8) | \ (((_x) & 0x00ff) << 8))) - #define bfa_os_htonl(_x) bfa_os_swap32(_x) #define bfa_os_htonll(_x) bfa_swap_8b(_x) #define bfa_os_hton3b(_x) bfa_swap_3b(_x) - #define bfa_os_wtole(_x) (_x) #define bfa_os_sgaddr(_x) (_x) @@ -170,17 +138,16 @@ int bfa_os_MWB(void *); #define bfa_os_memcpy memcpy #define bfa_os_udelay udelay #define bfa_os_vsprintf vsprintf +#define bfa_os_snprintf snprintf #define bfa_os_assign(__t, __s) __t = __s - -#define bfa_os_addr_t char __iomem * -#define bfa_os_panic() +#define bfa_os_addr_t void __iomem * #define bfa_os_reg_read(_raddr) readl(_raddr) #define bfa_os_reg_write(_raddr, _val) writel((_val), (_raddr)) -#define bfa_os_mem_read(_raddr, _off) \ +#define bfa_os_mem_read(_raddr, _off) \ bfa_os_swap32(readl(((_raddr) + (_off)))) -#define bfa_os_mem_write(_raddr, _off, _val) \ +#define bfa_os_mem_write(_raddr, _off, _val) \ writel(bfa_os_swap32((_val)), ((_raddr) + (_off))) #define BFA_TRC_TS(_trcm) \ @@ -191,11 +158,6 @@ int bfa_os_MWB(void *); (tv.tv_sec*1000000+tv.tv_usec); \ }) -struct bfa_log_mod_s; -void bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id, - const char *fmt, ...); -#endif - #define boolean_t int /** @@ -206,7 +168,15 @@ struct bfa_timeval_s { u32 tv_usec; /* microseconds */ }; -void bfa_os_gettimeofday(struct bfa_timeval_s *tv); +static inline void +bfa_os_gettimeofday(struct bfa_timeval_s *tv) +{ + struct timeval tmp_tv; + + do_gettimeofday(&tmp_tv); + tv->tv_sec = (u32) tmp_tv.tv_sec; + tv->tv_usec = (u32) tmp_tv.tv_usec; +} static inline void wwn2str(char *wwn_str, u64 wwn) diff --git a/drivers/scsi/bfa/include/cs/bfa_plog.h b/drivers/scsi/bfa/bfa_plog.h index f5bef63b587..501f0ed35cf 100644 --- a/drivers/scsi/bfa/include/cs/bfa_plog.h +++ b/drivers/scsi/bfa/bfa_plog.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -17,8 +17,8 @@ #ifndef __BFA_PORTLOG_H__ #define __BFA_PORTLOG_H__ -#include "protocol/fc.h" -#include <defs/bfa_defs_types.h> +#include "bfa_fc.h" +#include "bfa_defs.h" #define BFA_PL_NLOG_ENTS 256 #define BFA_PL_LOG_REC_INCR(_x) ((_x)++, (_x) %= BFA_PL_NLOG_ENTS) @@ -27,38 +27,30 @@ #define BFA_PL_INT_LOG_SZ 8 /* number of integers in the integer log */ enum bfa_plog_log_type { - BFA_PL_LOG_TYPE_INVALID = 0, - BFA_PL_LOG_TYPE_INT = 1, - BFA_PL_LOG_TYPE_STRING = 2, + BFA_PL_LOG_TYPE_INVALID = 0, + BFA_PL_LOG_TYPE_INT = 1, + BFA_PL_LOG_TYPE_STRING = 2, }; /* * the (fixed size) record format for each entry in the portlog */ struct bfa_plog_rec_s { - u32 tv; /* Filled by the portlog driver when the * - * entry is added to the circular log. */ - u8 port; /* Source port that logged this entry. CM - * entities will use 0xFF */ - u8 mid; /* Integer value to be used by all entities * - * while logging. The module id to string * - * conversion will be done by BFAL. See - * enum bfa_plog_mid */ - u8 eid; /* indicates Rx, Tx, IOCTL, etc. See - * enum bfa_plog_eid */ - u8 log_type; /* indicates string log or integer log. - * see bfa_plog_log_type_t */ - u8 log_num_ints; + u64 tv; /* timestamp */ + u8 port; /* Source port that logged this entry */ + u8 mid; /* module id */ + u8 eid; /* indicates Rx, Tx, IOCTL, etc. bfa_plog_eid */ + u8 log_type; /* string/integer log, bfa_plog_log_type_t */ + u8 log_num_ints; /* * interpreted only if log_type is INT_LOG. indicates number of * integers in the int_log[] (0-PL_INT_LOG_SZ). */ - u8 rsvd; - u16 misc; /* can be used to indicate fc frame length, - *etc.. */ + u8 rsvd; + u16 misc; /* can be used to indicate fc frame length */ union { - char string_log[BFA_PL_STRING_LOG_SZ]; - u32 int_log[BFA_PL_INT_LOG_SZ]; + char string_log[BFA_PL_STRING_LOG_SZ]; + u32 int_log[BFA_PL_INT_LOG_SZ]; } log_entry; }; @@ -73,20 +65,20 @@ struct bfa_plog_rec_s { * - Do not remove any entry or rearrange the order. */ enum bfa_plog_mid { - BFA_PL_MID_INVALID = 0, - BFA_PL_MID_DEBUG = 1, - BFA_PL_MID_DRVR = 2, - BFA_PL_MID_HAL = 3, - BFA_PL_MID_HAL_FCXP = 4, - BFA_PL_MID_HAL_UF = 5, - BFA_PL_MID_FCS = 6, + BFA_PL_MID_INVALID = 0, + BFA_PL_MID_DEBUG = 1, + BFA_PL_MID_DRVR = 2, + BFA_PL_MID_HAL = 3, + BFA_PL_MID_HAL_FCXP = 4, + BFA_PL_MID_HAL_UF = 5, + BFA_PL_MID_FCS = 6, BFA_PL_MID_LPS = 7, - BFA_PL_MID_MAX = 8 + BFA_PL_MID_MAX = 8 }; #define BFA_PL_MID_STRLEN 8 struct bfa_plog_mid_strings_s { - char m_str[BFA_PL_MID_STRLEN]; + char m_str[BFA_PL_MID_STRLEN]; }; /* @@ -99,36 +91,37 @@ struct bfa_plog_mid_strings_s { * - Do not remove any entry or rearrange the order. */ enum bfa_plog_eid { - BFA_PL_EID_INVALID = 0, - BFA_PL_EID_IOC_DISABLE = 1, - BFA_PL_EID_IOC_ENABLE = 2, - BFA_PL_EID_PORT_DISABLE = 3, - BFA_PL_EID_PORT_ENABLE = 4, - BFA_PL_EID_PORT_ST_CHANGE = 5, - BFA_PL_EID_TX = 6, - BFA_PL_EID_TX_ACK1 = 7, - BFA_PL_EID_TX_RJT = 8, - BFA_PL_EID_TX_BSY = 9, - BFA_PL_EID_RX = 10, - BFA_PL_EID_RX_ACK1 = 11, - BFA_PL_EID_RX_RJT = 12, - BFA_PL_EID_RX_BSY = 13, - BFA_PL_EID_CT_IN = 14, - BFA_PL_EID_CT_OUT = 15, - BFA_PL_EID_DRIVER_START = 16, - BFA_PL_EID_RSCN = 17, - BFA_PL_EID_DEBUG = 18, - BFA_PL_EID_MISC = 19, + BFA_PL_EID_INVALID = 0, + BFA_PL_EID_IOC_DISABLE = 1, + BFA_PL_EID_IOC_ENABLE = 2, + BFA_PL_EID_PORT_DISABLE = 3, + BFA_PL_EID_PORT_ENABLE = 4, + BFA_PL_EID_PORT_ST_CHANGE = 5, + BFA_PL_EID_TX = 6, + BFA_PL_EID_TX_ACK1 = 7, + BFA_PL_EID_TX_RJT = 8, + BFA_PL_EID_TX_BSY = 9, + BFA_PL_EID_RX = 10, + BFA_PL_EID_RX_ACK1 = 11, + BFA_PL_EID_RX_RJT = 12, + BFA_PL_EID_RX_BSY = 13, + BFA_PL_EID_CT_IN = 14, + BFA_PL_EID_CT_OUT = 15, + BFA_PL_EID_DRIVER_START = 16, + BFA_PL_EID_RSCN = 17, + BFA_PL_EID_DEBUG = 18, + BFA_PL_EID_MISC = 19, BFA_PL_EID_FIP_FCF_DISC = 20, BFA_PL_EID_FIP_FCF_CVL = 21, BFA_PL_EID_LOGIN = 22, BFA_PL_EID_LOGO = 23, - BFA_PL_EID_MAX = 24 + BFA_PL_EID_TRUNK_SCN = 24, + BFA_PL_EID_MAX }; -#define BFA_PL_ENAME_STRLEN 8 +#define BFA_PL_ENAME_STRLEN 8 struct bfa_plog_eid_strings_s { - char e_str[BFA_PL_ENAME_STRLEN]; + char e_str[BFA_PL_ENAME_STRLEN]; }; #define BFA_PL_SIG_LEN 8 @@ -138,12 +131,12 @@ struct bfa_plog_eid_strings_s { * per port circular log buffer */ struct bfa_plog_s { - char plog_sig[BFA_PL_SIG_LEN]; /* Start signature */ - u8 plog_enabled; - u8 rsvd[7]; - u32 ticks; - u16 head; - u16 tail; + char plog_sig[BFA_PL_SIG_LEN]; /* Start signature */ + u8 plog_enabled; + u8 rsvd[7]; + u32 ticks; + u16 head; + u16 tail; struct bfa_plog_rec_s plog_recs[BFA_PL_NLOG_ENTS]; }; @@ -154,8 +147,7 @@ void bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, enum bfa_plog_eid event, u16 misc, u32 *intarr, u32 num_ints); void bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, - enum bfa_plog_eid event, u16 misc, - struct fchs_s *fchdr); + enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr); void bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid, enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr, u32 pld_w0); diff --git a/drivers/scsi/bfa/bfa_port.c b/drivers/scsi/bfa/bfa_port.c index c7e69f1e56e..b6d170a13be 100644 --- a/drivers/scsi/bfa/bfa_port.c +++ b/drivers/scsi/bfa/bfa_port.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -15,30 +15,25 @@ * General Public License for more details. */ -#include <defs/bfa_defs_port.h> -#include <cs/bfa_trc.h> -#include <cs/bfa_log.h> -#include <cs/bfa_debug.h> -#include <port/bfa_port.h> -#include <bfi/bfi.h> -#include <bfi/bfi_port.h> -#include <bfa_ioc.h> -#include <cna/bfa_cna_trcmod.h> +#include "bfa_defs_svc.h" +#include "bfa_port.h" +#include "bfi.h" +#include "bfa_ioc.h" + BFA_TRC_FILE(CNA, PORT); #define bfa_ioc_portid(__ioc) ((__ioc)->port_id) -#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc) static void -bfa_port_stats_swap(struct bfa_port_s *port, union bfa_pport_stats_u *stats) +bfa_port_stats_swap(struct bfa_port_s *port, union bfa_port_stats_u *stats) { - u32 *dip = (u32 *) stats; - u32 t0, t1; - int i; + u32 *dip = (u32 *) stats; + u32 t0, t1; + int i; - for (i = 0; i < sizeof(union bfa_pport_stats_u) / sizeof(u32); - i += 2) { + for (i = 0; i < sizeof(union bfa_port_stats_u)/sizeof(u32); + i += 2) { t0 = dip[i]; t1 = dip[i + 1]; #ifdef __BIGENDIAN @@ -49,11 +44,6 @@ bfa_port_stats_swap(struct bfa_port_s *port, union bfa_pport_stats_u *stats) dip[i + 1] = bfa_os_ntohl(t0); #endif } - - /** todo - * QoS stats r also swapped as 64bit; that structure also - * has to use 64 bit counters - */ } /** @@ -68,7 +58,9 @@ bfa_port_stats_swap(struct bfa_port_s *port, union bfa_pport_stats_u *stats) static void bfa_port_enable_isr(struct bfa_port_s *port, bfa_status_t status) { - bfa_assert(0); + bfa_trc(port, status); + port->endis_pending = BFA_FALSE; + port->endis_cbfn(port->endis_cbarg, status); } /** @@ -83,7 +75,9 @@ bfa_port_enable_isr(struct bfa_port_s *port, bfa_status_t status) static void bfa_port_disable_isr(struct bfa_port_s *port, bfa_status_t status) { - bfa_assert(0); + bfa_trc(port, status); + port->endis_pending = BFA_FALSE; + port->endis_cbfn(port->endis_cbarg, status); } /** @@ -105,7 +99,7 @@ bfa_port_get_stats_isr(struct bfa_port_s *port, bfa_status_t status) struct bfa_timeval_s tv; memcpy(port->stats, port->stats_dma.kva, - sizeof(union bfa_pport_stats_u)); + sizeof(union bfa_port_stats_u)); bfa_port_stats_swap(port, port->stats); bfa_os_gettimeofday(&tv); @@ -133,11 +127,11 @@ bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status) struct bfa_timeval_s tv; port->stats_status = status; - port->stats_busy = BFA_FALSE; + port->stats_busy = BFA_FALSE; /** - * re-initialize time stamp for stats reset - */ + * re-initialize time stamp for stats reset + */ bfa_os_gettimeofday(&tv); port->stats_reset_time = tv.tv_sec; @@ -158,10 +152,10 @@ bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status) static void bfa_port_isr(void *cbarg, struct bfi_mbmsg_s *m) { - struct bfa_port_s *port = (struct bfa_port_s *)cbarg; + struct bfa_port_s *port = (struct bfa_port_s *) cbarg; union bfi_port_i2h_msg_u *i2hmsg; - i2hmsg = (union bfi_port_i2h_msg_u *)m; + i2hmsg = (union bfi_port_i2h_msg_u *) m; bfa_trc(port, m->mh.msg_id); switch (m->mh.msg_id) { @@ -178,9 +172,7 @@ bfa_port_isr(void *cbarg, struct bfi_mbmsg_s *m) break; case BFI_PORT_I2H_GET_STATS_RSP: - /* - * Stats busy flag is still set? (may be cmd timed out) - */ + /* Stats busy flag is still set? (may be cmd timed out) */ if (port->stats_busy == BFA_FALSE) break; bfa_port_get_stats_isr(port, i2hmsg->getstats_rsp.status); @@ -208,7 +200,7 @@ bfa_port_isr(void *cbarg, struct bfi_mbmsg_s *m) u32 bfa_port_meminfo(void) { - return BFA_ROUNDUP(sizeof(union bfa_pport_stats_u), BFA_DMA_ALIGN_SZ); + return BFA_ROUNDUP(sizeof(union bfa_port_stats_u), BFA_DMA_ALIGN_SZ); } /** @@ -216,8 +208,8 @@ bfa_port_meminfo(void) * * * @param[in] port Port module pointer - * dma_kva Kernel Virtual Address of Port DMA Memory - * dma_pa Physical Address of Port DMA Memory + * dma_kva Kernel Virtual Address of Port DMA Memory + * dma_pa Physical Address of Port DMA Memory * * @return void */ @@ -225,7 +217,7 @@ void bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva, u64 dma_pa) { port->stats_dma.kva = dma_kva; - port->stats_dma.pa = dma_pa; + port->stats_dma.pa = dma_pa; } /** @@ -239,12 +231,14 @@ bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva, u64 dma_pa) */ bfa_status_t bfa_port_enable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, - void *cbarg) + void *cbarg) { struct bfi_port_generic_req_s *m; - /** todo Not implemented */ - bfa_assert(0); + if (bfa_ioc_is_disabled(port->ioc)) { + bfa_trc(port, BFA_STATUS_IOC_DISABLED); + return BFA_STATUS_IOC_DISABLED; + } if (!bfa_ioc_is_operational(port->ioc)) { bfa_trc(port, BFA_STATUS_IOC_FAILURE); @@ -256,11 +250,11 @@ bfa_port_enable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, return BFA_STATUS_DEVBUSY; } - m = (struct bfi_port_generic_req_s *)port->endis_mb.msg; + m = (struct bfi_port_generic_req_s *) port->endis_mb.msg; port->msgtag++; - port->endis_cbfn = cbfn; - port->endis_cbarg = cbarg; + port->endis_cbfn = cbfn; + port->endis_cbarg = cbarg; port->endis_pending = BFA_TRUE; bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_ENABLE_REQ, @@ -281,12 +275,14 @@ bfa_port_enable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, */ bfa_status_t bfa_port_disable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, - void *cbarg) + void *cbarg) { struct bfi_port_generic_req_s *m; - /** todo Not implemented */ - bfa_assert(0); + if (bfa_ioc_is_disabled(port->ioc)) { + bfa_trc(port, BFA_STATUS_IOC_DISABLED); + return BFA_STATUS_IOC_DISABLED; + } if (!bfa_ioc_is_operational(port->ioc)) { bfa_trc(port, BFA_STATUS_IOC_FAILURE); @@ -298,11 +294,11 @@ bfa_port_disable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, return BFA_STATUS_DEVBUSY; } - m = (struct bfi_port_generic_req_s *)port->endis_mb.msg; + m = (struct bfi_port_generic_req_s *) port->endis_mb.msg; port->msgtag++; - port->endis_cbfn = cbfn; - port->endis_cbarg = cbarg; + port->endis_cbfn = cbfn; + port->endis_cbarg = cbarg; port->endis_pending = BFA_TRUE; bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_DISABLE_REQ, @@ -322,8 +318,8 @@ bfa_port_disable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, * @return Status */ bfa_status_t -bfa_port_get_stats(struct bfa_port_s *port, union bfa_pport_stats_u *stats, - bfa_port_stats_cbfn_t cbfn, void *cbarg) +bfa_port_get_stats(struct bfa_port_s *port, union bfa_port_stats_u *stats, + bfa_port_stats_cbfn_t cbfn, void *cbarg) { struct bfi_port_get_stats_req_s *m; @@ -337,12 +333,12 @@ bfa_port_get_stats(struct bfa_port_s *port, union bfa_pport_stats_u *stats, return BFA_STATUS_DEVBUSY; } - m = (struct bfi_port_get_stats_req_s *)port->stats_mb.msg; + m = (struct bfi_port_get_stats_req_s *) port->stats_mb.msg; - port->stats = stats; - port->stats_cbfn = cbfn; + port->stats = stats; + port->stats_cbfn = cbfn; port->stats_cbarg = cbarg; - port->stats_busy = BFA_TRUE; + port->stats_busy = BFA_TRUE; bfa_dma_be_addr_set(m->dma_addr, port->stats_dma.pa); bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_GET_STATS_REQ, @@ -362,7 +358,7 @@ bfa_port_get_stats(struct bfa_port_s *port, union bfa_pport_stats_u *stats, */ bfa_status_t bfa_port_clear_stats(struct bfa_port_s *port, bfa_port_stats_cbfn_t cbfn, - void *cbarg) + void *cbarg) { struct bfi_port_generic_req_s *m; @@ -376,11 +372,11 @@ bfa_port_clear_stats(struct bfa_port_s *port, bfa_port_stats_cbfn_t cbfn, return BFA_STATUS_DEVBUSY; } - m = (struct bfi_port_generic_req_s *)port->stats_mb.msg; + m = (struct bfi_port_generic_req_s *) port->stats_mb.msg; - port->stats_cbfn = cbfn; + port->stats_cbfn = cbfn; port->stats_cbarg = cbarg; - port->stats_busy = BFA_TRUE; + port->stats_busy = BFA_TRUE; bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_CLEAR_STATS_REQ, bfa_ioc_portid(port->ioc)); @@ -400,11 +396,9 @@ bfa_port_clear_stats(struct bfa_port_s *port, bfa_port_stats_cbfn_t cbfn, void bfa_port_hbfail(void *arg) { - struct bfa_port_s *port = (struct bfa_port_s *)arg; + struct bfa_port_s *port = (struct bfa_port_s *) arg; - /* - * Fail any pending get_stats/clear_stats requests - */ + /* Fail any pending get_stats/clear_stats requests */ if (port->stats_busy) { if (port->stats_cbfn) port->stats_cbfn(port->stats_cbarg, BFA_STATUS_FAILED); @@ -412,9 +406,7 @@ bfa_port_hbfail(void *arg) port->stats_busy = BFA_FALSE; } - /* - * Clear any enable/disable is pending - */ + /* Clear any enable/disable is pending */ if (port->endis_pending) { if (port->endis_cbfn) port->endis_cbfn(port->endis_cbarg, BFA_STATUS_FAILED); @@ -433,22 +425,20 @@ bfa_port_hbfail(void *arg) * The device driver specific mbox ISR functions have * this pointer as one of the parameters. * trcmod - - * logmod - * * @return void */ void -bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, void *dev, - struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod) +bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, + void *dev, struct bfa_trc_mod_s *trcmod) { struct bfa_timeval_s tv; bfa_assert(port); - port->dev = dev; - port->ioc = ioc; + port->dev = dev; + port->ioc = ioc; port->trcmod = trcmod; - port->logmod = logmod; port->stats_busy = BFA_FALSE; port->endis_pending = BFA_FALSE; diff --git a/drivers/scsi/bfa/bfa_port.h b/drivers/scsi/bfa/bfa_port.h new file mode 100644 index 00000000000..dbce9dfd056 --- /dev/null +++ b/drivers/scsi/bfa/bfa_port.h @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFA_PORT_H__ +#define __BFA_PORT_H__ + +#include "bfa_defs_svc.h" +#include "bfa_ioc.h" +#include "bfa_cs.h" + +typedef void (*bfa_port_stats_cbfn_t) (void *dev, bfa_status_t status); +typedef void (*bfa_port_endis_cbfn_t) (void *dev, bfa_status_t status); + +struct bfa_port_s { + void *dev; + struct bfa_ioc_s *ioc; + struct bfa_trc_mod_s *trcmod; + u32 msgtag; + bfa_boolean_t stats_busy; + struct bfa_mbox_cmd_s stats_mb; + bfa_port_stats_cbfn_t stats_cbfn; + void *stats_cbarg; + bfa_status_t stats_status; + u32 stats_reset_time; + union bfa_port_stats_u *stats; + struct bfa_dma_s stats_dma; + bfa_boolean_t endis_pending; + struct bfa_mbox_cmd_s endis_mb; + bfa_port_endis_cbfn_t endis_cbfn; + void *endis_cbarg; + bfa_status_t endis_status; + struct bfa_ioc_hbfail_notify_s hbfail; +}; + +void bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, + void *dev, struct bfa_trc_mod_s *trcmod); +void bfa_port_detach(struct bfa_port_s *port); +void bfa_port_hbfail(void *arg); + +bfa_status_t bfa_port_get_stats(struct bfa_port_s *port, + union bfa_port_stats_u *stats, + bfa_port_stats_cbfn_t cbfn, void *cbarg); +bfa_status_t bfa_port_clear_stats(struct bfa_port_s *port, + bfa_port_stats_cbfn_t cbfn, void *cbarg); +bfa_status_t bfa_port_enable(struct bfa_port_s *port, + bfa_port_endis_cbfn_t cbfn, void *cbarg); +bfa_status_t bfa_port_disable(struct bfa_port_s *port, + bfa_port_endis_cbfn_t cbfn, void *cbarg); +u32 bfa_port_meminfo(void); +void bfa_port_mem_claim(struct bfa_port_s *port, + u8 *dma_kva, u64 dma_pa); +#endif /* __BFA_PORT_H__ */ diff --git a/drivers/scsi/bfa/bfa_port_priv.h b/drivers/scsi/bfa/bfa_port_priv.h deleted file mode 100644 index c9ebe0426fa..00000000000 --- a/drivers/scsi/bfa/bfa_port_priv.h +++ /dev/null @@ -1,94 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_PORT_PRIV_H__ -#define __BFA_PORT_PRIV_H__ - -#include <defs/bfa_defs_pport.h> -#include <bfi/bfi_pport.h> -#include "bfa_intr_priv.h" - -/** - * Link notification data structure - */ -struct bfa_fcport_ln_s { - struct bfa_fcport_s *fcport; - bfa_sm_t sm; - struct bfa_cb_qe_s ln_qe; /* BFA callback queue elem for ln */ - enum bfa_pport_linkstate ln_event; /* ln event for callback */ -}; - -/** - * BFA FC port data structure - */ -struct bfa_fcport_s { - struct bfa_s *bfa; /* parent BFA instance */ - bfa_sm_t sm; /* port state machine */ - wwn_t nwwn; /* node wwn of physical port */ - wwn_t pwwn; /* port wwn of physical oprt */ - enum bfa_pport_speed speed_sup; - /* supported speeds */ - enum bfa_pport_speed speed; /* current speed */ - enum bfa_pport_topology topology; /* current topology */ - u8 myalpa; /* my ALPA in LOOP topology */ - u8 rsvd[3]; - u32 mypid:24; - u32 rsvd_b:8; - struct bfa_pport_cfg_s cfg; /* current port configuration */ - struct bfa_qos_attr_s qos_attr; /* QoS Attributes */ - struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */ - struct bfa_reqq_wait_s reqq_wait; - /* to wait for room in reqq */ - struct bfa_reqq_wait_s svcreq_wait; - /* to wait for room in reqq */ - struct bfa_reqq_wait_s stats_reqq_wait; - /* to wait for room in reqq (stats) */ - void *event_cbarg; - void (*event_cbfn) (void *cbarg, - bfa_pport_event_t event); - union { - union bfi_fcport_i2h_msg_u i2hmsg; - } event_arg; - void *bfad; /* BFA driver handle */ - struct bfa_fcport_ln_s ln; /* Link Notification */ - struct bfa_cb_qe_s hcb_qe; /* BFA callback queue elem */ - struct bfa_timer_s timer; /* timer */ - u32 msgtag; /* fimrware msg tag for reply */ - u8 *stats_kva; - u64 stats_pa; - union bfa_fcport_stats_u *stats; - union bfa_fcport_stats_u *stats_ret; /* driver stats location */ - bfa_status_t stats_status; /* stats/statsclr status */ - bfa_boolean_t stats_busy; /* outstanding stats/statsclr */ - bfa_boolean_t stats_qfull; - u32 stats_reset_time; /* stats reset time stamp */ - bfa_cb_pport_t stats_cbfn; /* driver callback function */ - void *stats_cbarg; /* user callback arg */ - bfa_boolean_t diag_busy; /* diag busy status */ - bfa_boolean_t beacon; /* port beacon status */ - bfa_boolean_t link_e2e_beacon; /* link beacon status */ -}; - -#define BFA_FCPORT_MOD(__bfa) (&(__bfa)->modules.fcport) - -/* - * public functions - */ -void bfa_fcport_init(struct bfa_s *bfa); -void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); - -#endif /* __BFA_PORT_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_rport.c b/drivers/scsi/bfa/bfa_rport.c deleted file mode 100644 index ccd0680f6f1..00000000000 --- a/drivers/scsi/bfa/bfa_rport.c +++ /dev/null @@ -1,906 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include <bfa_svc.h> -#include <cs/bfa_debug.h> -#include <bfi/bfi_rport.h> -#include "bfa_intr_priv.h" - -BFA_TRC_FILE(HAL, RPORT); -BFA_MODULE(rport); - -#define bfa_rport_offline_cb(__rp) do { \ - if ((__rp)->bfa->fcs) \ - bfa_cb_rport_offline((__rp)->rport_drv); \ - else { \ - bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \ - __bfa_cb_rport_offline, (__rp)); \ - } \ -} while (0) - -#define bfa_rport_online_cb(__rp) do { \ - if ((__rp)->bfa->fcs) \ - bfa_cb_rport_online((__rp)->rport_drv); \ - else { \ - bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \ - __bfa_cb_rport_online, (__rp)); \ - } \ -} while (0) - -/* - * forward declarations - */ -static struct bfa_rport_s *bfa_rport_alloc(struct bfa_rport_mod_s *rp_mod); -static void bfa_rport_free(struct bfa_rport_s *rport); -static bfa_boolean_t bfa_rport_send_fwcreate(struct bfa_rport_s *rp); -static bfa_boolean_t bfa_rport_send_fwdelete(struct bfa_rport_s *rp); -static bfa_boolean_t bfa_rport_send_fwspeed(struct bfa_rport_s *rp); -static void __bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete); -static void __bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete); - -/** - * bfa_rport_sm BFA rport state machine - */ - - -enum bfa_rport_event { - BFA_RPORT_SM_CREATE = 1, /* rport create event */ - BFA_RPORT_SM_DELETE = 2, /* deleting an existing rport */ - BFA_RPORT_SM_ONLINE = 3, /* rport is online */ - BFA_RPORT_SM_OFFLINE = 4, /* rport is offline */ - BFA_RPORT_SM_FWRSP = 5, /* firmware response */ - BFA_RPORT_SM_HWFAIL = 6, /* IOC h/w failure */ - BFA_RPORT_SM_QOS_SCN = 7, /* QoS SCN from firmware */ - BFA_RPORT_SM_SET_SPEED = 8, /* Set Rport Speed */ - BFA_RPORT_SM_QRESUME = 9, /* space in requeue queue */ -}; - -static void bfa_rport_sm_uninit(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_created(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_online(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_offline(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_deleting(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_offline_pending(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_delete_pending(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, - enum bfa_rport_event event); -static void bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, - enum bfa_rport_event event); - -/** - * Beginning state, only online event expected. - */ -static void -bfa_rport_sm_uninit(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_CREATE: - bfa_stats(rp, sm_un_cr); - bfa_sm_set_state(rp, bfa_rport_sm_created); - break; - - default: - bfa_stats(rp, sm_un_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -static void -bfa_rport_sm_created(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_ONLINE: - bfa_stats(rp, sm_cr_on); - if (bfa_rport_send_fwcreate(rp)) - bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); - else - bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); - break; - - case BFA_RPORT_SM_DELETE: - bfa_stats(rp, sm_cr_del); - bfa_sm_set_state(rp, bfa_rport_sm_uninit); - bfa_rport_free(rp); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_cr_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); - break; - - default: - bfa_stats(rp, sm_cr_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -/** - * Waiting for rport create response from firmware. - */ -static void -bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_FWRSP: - bfa_stats(rp, sm_fwc_rsp); - bfa_sm_set_state(rp, bfa_rport_sm_online); - bfa_rport_online_cb(rp); - break; - - case BFA_RPORT_SM_DELETE: - bfa_stats(rp, sm_fwc_del); - bfa_sm_set_state(rp, bfa_rport_sm_delete_pending); - break; - - case BFA_RPORT_SM_OFFLINE: - bfa_stats(rp, sm_fwc_off); - bfa_sm_set_state(rp, bfa_rport_sm_offline_pending); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_fwc_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); - break; - - default: - bfa_stats(rp, sm_fwc_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -/** - * Request queue is full, awaiting queue resume to send create request. - */ -static void -bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_QRESUME: - bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); - bfa_rport_send_fwcreate(rp); - break; - - case BFA_RPORT_SM_DELETE: - bfa_stats(rp, sm_fwc_del); - bfa_sm_set_state(rp, bfa_rport_sm_uninit); - bfa_reqq_wcancel(&rp->reqq_wait); - bfa_rport_free(rp); - break; - - case BFA_RPORT_SM_OFFLINE: - bfa_stats(rp, sm_fwc_off); - bfa_sm_set_state(rp, bfa_rport_sm_offline); - bfa_reqq_wcancel(&rp->reqq_wait); - bfa_rport_offline_cb(rp); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_fwc_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); - bfa_reqq_wcancel(&rp->reqq_wait); - break; - - default: - bfa_stats(rp, sm_fwc_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -/** - * Online state - normal parking state. - */ -static void -bfa_rport_sm_online(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - struct bfi_rport_qos_scn_s *qos_scn; - - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_OFFLINE: - bfa_stats(rp, sm_on_off); - if (bfa_rport_send_fwdelete(rp)) - bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); - else - bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull); - break; - - case BFA_RPORT_SM_DELETE: - bfa_stats(rp, sm_on_del); - if (bfa_rport_send_fwdelete(rp)) - bfa_sm_set_state(rp, bfa_rport_sm_deleting); - else - bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_on_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); - break; - - case BFA_RPORT_SM_SET_SPEED: - bfa_rport_send_fwspeed(rp); - break; - - case BFA_RPORT_SM_QOS_SCN: - qos_scn = (struct bfi_rport_qos_scn_s *) rp->event_arg.fw_msg; - rp->qos_attr = qos_scn->new_qos_attr; - bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_flow_id); - bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_flow_id); - bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_priority); - bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_priority); - - qos_scn->old_qos_attr.qos_flow_id = - bfa_os_ntohl(qos_scn->old_qos_attr.qos_flow_id); - qos_scn->new_qos_attr.qos_flow_id = - bfa_os_ntohl(qos_scn->new_qos_attr.qos_flow_id); - qos_scn->old_qos_attr.qos_priority = - bfa_os_ntohl(qos_scn->old_qos_attr.qos_priority); - qos_scn->new_qos_attr.qos_priority = - bfa_os_ntohl(qos_scn->new_qos_attr.qos_priority); - - if (qos_scn->old_qos_attr.qos_flow_id != - qos_scn->new_qos_attr.qos_flow_id) - bfa_cb_rport_qos_scn_flowid(rp->rport_drv, - qos_scn->old_qos_attr, - qos_scn->new_qos_attr); - if (qos_scn->old_qos_attr.qos_priority != - qos_scn->new_qos_attr.qos_priority) - bfa_cb_rport_qos_scn_prio(rp->rport_drv, - qos_scn->old_qos_attr, - qos_scn->new_qos_attr); - break; - - default: - bfa_stats(rp, sm_on_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -/** - * Firmware rport is being deleted - awaiting f/w response. - */ -static void -bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_FWRSP: - bfa_stats(rp, sm_fwd_rsp); - bfa_sm_set_state(rp, bfa_rport_sm_offline); - bfa_rport_offline_cb(rp); - break; - - case BFA_RPORT_SM_DELETE: - bfa_stats(rp, sm_fwd_del); - bfa_sm_set_state(rp, bfa_rport_sm_deleting); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_fwd_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); - bfa_rport_offline_cb(rp); - break; - - default: - bfa_stats(rp, sm_fwd_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -static void -bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_QRESUME: - bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); - bfa_rport_send_fwdelete(rp); - break; - - case BFA_RPORT_SM_DELETE: - bfa_stats(rp, sm_fwd_del); - bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_fwd_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); - bfa_reqq_wcancel(&rp->reqq_wait); - bfa_rport_offline_cb(rp); - break; - - default: - bfa_stats(rp, sm_fwd_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -/** - * Offline state. - */ -static void -bfa_rport_sm_offline(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_DELETE: - bfa_stats(rp, sm_off_del); - bfa_sm_set_state(rp, bfa_rport_sm_uninit); - bfa_rport_free(rp); - break; - - case BFA_RPORT_SM_ONLINE: - bfa_stats(rp, sm_off_on); - if (bfa_rport_send_fwcreate(rp)) - bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); - else - bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_off_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); - break; - - default: - bfa_stats(rp, sm_off_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -/** - * Rport is deleted, waiting for firmware response to delete. - */ -static void -bfa_rport_sm_deleting(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_FWRSP: - bfa_stats(rp, sm_del_fwrsp); - bfa_sm_set_state(rp, bfa_rport_sm_uninit); - bfa_rport_free(rp); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_del_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_uninit); - bfa_rport_free(rp); - break; - - default: - bfa_sm_fault(rp->bfa, event); - } -} - -static void -bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_QRESUME: - bfa_stats(rp, sm_del_fwrsp); - bfa_sm_set_state(rp, bfa_rport_sm_deleting); - bfa_rport_send_fwdelete(rp); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_del_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_uninit); - bfa_reqq_wcancel(&rp->reqq_wait); - bfa_rport_free(rp); - break; - - default: - bfa_sm_fault(rp->bfa, event); - } -} - -/** - * Waiting for rport create response from firmware. A delete is pending. - */ -static void -bfa_rport_sm_delete_pending(struct bfa_rport_s *rp, - enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_FWRSP: - bfa_stats(rp, sm_delp_fwrsp); - if (bfa_rport_send_fwdelete(rp)) - bfa_sm_set_state(rp, bfa_rport_sm_deleting); - else - bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_delp_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_uninit); - bfa_rport_free(rp); - break; - - default: - bfa_stats(rp, sm_delp_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -/** - * Waiting for rport create response from firmware. Rport offline is pending. - */ -static void -bfa_rport_sm_offline_pending(struct bfa_rport_s *rp, - enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_FWRSP: - bfa_stats(rp, sm_offp_fwrsp); - if (bfa_rport_send_fwdelete(rp)) - bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); - else - bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull); - break; - - case BFA_RPORT_SM_DELETE: - bfa_stats(rp, sm_offp_del); - bfa_sm_set_state(rp, bfa_rport_sm_delete_pending); - break; - - case BFA_RPORT_SM_HWFAIL: - bfa_stats(rp, sm_offp_hwf); - bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); - break; - - default: - bfa_stats(rp, sm_offp_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - -/** - * IOC h/w failed. - */ -static void -bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, enum bfa_rport_event event) -{ - bfa_trc(rp->bfa, rp->rport_tag); - bfa_trc(rp->bfa, event); - - switch (event) { - case BFA_RPORT_SM_OFFLINE: - bfa_stats(rp, sm_iocd_off); - bfa_rport_offline_cb(rp); - break; - - case BFA_RPORT_SM_DELETE: - bfa_stats(rp, sm_iocd_del); - bfa_sm_set_state(rp, bfa_rport_sm_uninit); - bfa_rport_free(rp); - break; - - case BFA_RPORT_SM_ONLINE: - bfa_stats(rp, sm_iocd_on); - if (bfa_rport_send_fwcreate(rp)) - bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); - else - bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); - break; - - case BFA_RPORT_SM_HWFAIL: - break; - - default: - bfa_stats(rp, sm_iocd_unexp); - bfa_sm_fault(rp->bfa, event); - } -} - - - -/** - * bfa_rport_private BFA rport private functions - */ - -static void -__bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_rport_s *rp = cbarg; - - if (complete) - bfa_cb_rport_online(rp->rport_drv); -} - -static void -__bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_rport_s *rp = cbarg; - - if (complete) - bfa_cb_rport_offline(rp->rport_drv); -} - -static void -bfa_rport_qresume(void *cbarg) -{ - struct bfa_rport_s *rp = cbarg; - - bfa_sm_send_event(rp, BFA_RPORT_SM_QRESUME); -} - -static void -bfa_rport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len) -{ - if (cfg->fwcfg.num_rports < BFA_RPORT_MIN) - cfg->fwcfg.num_rports = BFA_RPORT_MIN; - - *km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_rport_s); -} - -static void -bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) -{ - struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa); - struct bfa_rport_s *rp; - u16 i; - - INIT_LIST_HEAD(&mod->rp_free_q); - INIT_LIST_HEAD(&mod->rp_active_q); - - rp = (struct bfa_rport_s *) bfa_meminfo_kva(meminfo); - mod->rps_list = rp; - mod->num_rports = cfg->fwcfg.num_rports; - - bfa_assert(mod->num_rports - && !(mod->num_rports & (mod->num_rports - 1))); - - for (i = 0; i < mod->num_rports; i++, rp++) { - bfa_os_memset(rp, 0, sizeof(struct bfa_rport_s)); - rp->bfa = bfa; - rp->rport_tag = i; - bfa_sm_set_state(rp, bfa_rport_sm_uninit); - - /** - * - is unused - */ - if (i) - list_add_tail(&rp->qe, &mod->rp_free_q); - - bfa_reqq_winit(&rp->reqq_wait, bfa_rport_qresume, rp); - } - - /** - * consume memory - */ - bfa_meminfo_kva(meminfo) = (u8 *) rp; -} - -static void -bfa_rport_detach(struct bfa_s *bfa) -{ -} - -static void -bfa_rport_start(struct bfa_s *bfa) -{ -} - -static void -bfa_rport_stop(struct bfa_s *bfa) -{ -} - -static void -bfa_rport_iocdisable(struct bfa_s *bfa) -{ - struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa); - struct bfa_rport_s *rport; - struct list_head *qe, *qen; - - list_for_each_safe(qe, qen, &mod->rp_active_q) { - rport = (struct bfa_rport_s *) qe; - bfa_sm_send_event(rport, BFA_RPORT_SM_HWFAIL); - } -} - -static struct bfa_rport_s * -bfa_rport_alloc(struct bfa_rport_mod_s *mod) -{ - struct bfa_rport_s *rport; - - bfa_q_deq(&mod->rp_free_q, &rport); - if (rport) - list_add_tail(&rport->qe, &mod->rp_active_q); - - return rport; -} - -static void -bfa_rport_free(struct bfa_rport_s *rport) -{ - struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(rport->bfa); - - bfa_assert(bfa_q_is_on_q(&mod->rp_active_q, rport)); - list_del(&rport->qe); - list_add_tail(&rport->qe, &mod->rp_free_q); -} - -static bfa_boolean_t -bfa_rport_send_fwcreate(struct bfa_rport_s *rp) -{ - struct bfi_rport_create_req_s *m; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); - if (!m) { - bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait); - return BFA_FALSE; - } - - bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_CREATE_REQ, - bfa_lpuid(rp->bfa)); - m->bfa_handle = rp->rport_tag; - m->max_frmsz = bfa_os_htons(rp->rport_info.max_frmsz); - m->pid = rp->rport_info.pid; - m->lp_tag = rp->rport_info.lp_tag; - m->local_pid = rp->rport_info.local_pid; - m->fc_class = rp->rport_info.fc_class; - m->vf_en = rp->rport_info.vf_en; - m->vf_id = rp->rport_info.vf_id; - m->cisc = rp->rport_info.cisc; - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT); - return BFA_TRUE; -} - -static bfa_boolean_t -bfa_rport_send_fwdelete(struct bfa_rport_s *rp) -{ - struct bfi_rport_delete_req_s *m; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); - if (!m) { - bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait); - return BFA_FALSE; - } - - bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_DELETE_REQ, - bfa_lpuid(rp->bfa)); - m->fw_handle = rp->fw_handle; - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT); - return BFA_TRUE; -} - -static bfa_boolean_t -bfa_rport_send_fwspeed(struct bfa_rport_s *rp) -{ - struct bfa_rport_speed_req_s *m; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); - if (!m) { - bfa_trc(rp->bfa, rp->rport_info.speed); - return BFA_FALSE; - } - - bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_SET_SPEED_REQ, - bfa_lpuid(rp->bfa)); - m->fw_handle = rp->fw_handle; - m->speed = (u8)rp->rport_info.speed; - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT); - return BFA_TRUE; -} - - - -/** - * bfa_rport_public - */ - -/** - * Rport interrupt processing. - */ -void -bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m) -{ - union bfi_rport_i2h_msg_u msg; - struct bfa_rport_s *rp; - - bfa_trc(bfa, m->mhdr.msg_id); - - msg.msg = m; - - switch (m->mhdr.msg_id) { - case BFI_RPORT_I2H_CREATE_RSP: - rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle); - rp->fw_handle = msg.create_rsp->fw_handle; - rp->qos_attr = msg.create_rsp->qos_attr; - bfa_assert(msg.create_rsp->status == BFA_STATUS_OK); - bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); - break; - - case BFI_RPORT_I2H_DELETE_RSP: - rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle); - bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK); - bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); - break; - - case BFI_RPORT_I2H_QOS_SCN: - rp = BFA_RPORT_FROM_TAG(bfa, msg.qos_scn_evt->bfa_handle); - rp->event_arg.fw_msg = msg.qos_scn_evt; - bfa_sm_send_event(rp, BFA_RPORT_SM_QOS_SCN); - break; - - default: - bfa_trc(bfa, m->mhdr.msg_id); - bfa_assert(0); - } -} - - - -/** - * bfa_rport_api - */ - -struct bfa_rport_s * -bfa_rport_create(struct bfa_s *bfa, void *rport_drv) -{ - struct bfa_rport_s *rp; - - rp = bfa_rport_alloc(BFA_RPORT_MOD(bfa)); - - if (rp == NULL) - return NULL; - - rp->bfa = bfa; - rp->rport_drv = rport_drv; - bfa_rport_clear_stats(rp); - - bfa_assert(bfa_sm_cmp_state(rp, bfa_rport_sm_uninit)); - bfa_sm_send_event(rp, BFA_RPORT_SM_CREATE); - - return rp; -} - -void -bfa_rport_delete(struct bfa_rport_s *rport) -{ - bfa_sm_send_event(rport, BFA_RPORT_SM_DELETE); -} - -void -bfa_rport_online(struct bfa_rport_s *rport, struct bfa_rport_info_s *rport_info) -{ - bfa_assert(rport_info->max_frmsz != 0); - - /** - * Some JBODs are seen to be not setting PDU size correctly in PLOGI - * responses. Default to minimum size. - */ - if (rport_info->max_frmsz == 0) { - bfa_trc(rport->bfa, rport->rport_tag); - rport_info->max_frmsz = FC_MIN_PDUSZ; - } - - bfa_os_assign(rport->rport_info, *rport_info); - bfa_sm_send_event(rport, BFA_RPORT_SM_ONLINE); -} - -void -bfa_rport_offline(struct bfa_rport_s *rport) -{ - bfa_sm_send_event(rport, BFA_RPORT_SM_OFFLINE); -} - -void -bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_pport_speed speed) -{ - bfa_assert(speed != 0); - bfa_assert(speed != BFA_PPORT_SPEED_AUTO); - - rport->rport_info.speed = speed; - bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED); -} - -void -bfa_rport_get_stats(struct bfa_rport_s *rport, - struct bfa_rport_hal_stats_s *stats) -{ - *stats = rport->stats; -} - -void -bfa_rport_get_qos_attr(struct bfa_rport_s *rport, - struct bfa_rport_qos_attr_s *qos_attr) -{ - qos_attr->qos_priority = bfa_os_ntohl(rport->qos_attr.qos_priority); - qos_attr->qos_flow_id = bfa_os_ntohl(rport->qos_attr.qos_flow_id); - -} - -void -bfa_rport_clear_stats(struct bfa_rport_s *rport) -{ - bfa_os_memset(&rport->stats, 0, sizeof(rport->stats)); -} - - diff --git a/drivers/scsi/bfa/bfa_rport_priv.h b/drivers/scsi/bfa/bfa_rport_priv.h deleted file mode 100644 index 6490ce2e990..00000000000 --- a/drivers/scsi/bfa/bfa_rport_priv.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_RPORT_PRIV_H__ -#define __BFA_RPORT_PRIV_H__ - -#include <bfa_svc.h> - -#define BFA_RPORT_MIN 4 - -struct bfa_rport_mod_s { - struct bfa_rport_s *rps_list; /* list of rports */ - struct list_head rp_free_q; /* free bfa_rports */ - struct list_head rp_active_q; /* free bfa_rports */ - u16 num_rports; /* number of rports */ -}; - -#define BFA_RPORT_MOD(__bfa) (&(__bfa)->modules.rport_mod) - -/** - * Convert rport tag to RPORT - */ -#define BFA_RPORT_FROM_TAG(__bfa, _tag) \ - (BFA_RPORT_MOD(__bfa)->rps_list + \ - ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1))) - -/* - * external functions - */ -void bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); -#endif /* __BFA_RPORT_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_sgpg.c b/drivers/scsi/bfa/bfa_sgpg.c deleted file mode 100644 index ae452c42e40..00000000000 --- a/drivers/scsi/bfa/bfa_sgpg.c +++ /dev/null @@ -1,226 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> - -BFA_TRC_FILE(HAL, SGPG); -BFA_MODULE(sgpg); - -/** - * bfa_sgpg_mod BFA SGPG Mode module - */ - -/** - * Compute and return memory needed by FCP(im) module. - */ -static void -bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len) -{ - if (cfg->drvcfg.num_sgpgs < BFA_SGPG_MIN) - cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN; - - *km_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfa_sgpg_s); - *dm_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfi_sgpg_s); -} - - -static void -bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *minfo, struct bfa_pcidev_s *pcidev) -{ - struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); - int i; - struct bfa_sgpg_s *hsgpg; - struct bfi_sgpg_s *sgpg; - u64 align_len; - - union { - u64 pa; - union bfi_addr_u addr; - } sgpg_pa; - - INIT_LIST_HEAD(&mod->sgpg_q); - INIT_LIST_HEAD(&mod->sgpg_wait_q); - - bfa_trc(bfa, cfg->drvcfg.num_sgpgs); - - mod->num_sgpgs = cfg->drvcfg.num_sgpgs; - mod->sgpg_arr_pa = bfa_meminfo_dma_phys(minfo); - align_len = (BFA_SGPG_ROUNDUP(mod->sgpg_arr_pa) - mod->sgpg_arr_pa); - mod->sgpg_arr_pa += align_len; - mod->hsgpg_arr = (struct bfa_sgpg_s *) (bfa_meminfo_kva(minfo) + - align_len); - mod->sgpg_arr = (struct bfi_sgpg_s *) (bfa_meminfo_dma_virt(minfo) + - align_len); - - hsgpg = mod->hsgpg_arr; - sgpg = mod->sgpg_arr; - sgpg_pa.pa = mod->sgpg_arr_pa; - mod->free_sgpgs = mod->num_sgpgs; - - bfa_assert(!(sgpg_pa.pa & (sizeof(struct bfi_sgpg_s) - 1))); - - for (i = 0; i < mod->num_sgpgs; i++) { - bfa_os_memset(hsgpg, 0, sizeof(*hsgpg)); - bfa_os_memset(sgpg, 0, sizeof(*sgpg)); - - hsgpg->sgpg = sgpg; - hsgpg->sgpg_pa = sgpg_pa.addr; - list_add_tail(&hsgpg->qe, &mod->sgpg_q); - - hsgpg++; - sgpg++; - sgpg_pa.pa += sizeof(struct bfi_sgpg_s); - } - - bfa_meminfo_kva(minfo) = (u8 *) hsgpg; - bfa_meminfo_dma_virt(minfo) = (u8 *) sgpg; - bfa_meminfo_dma_phys(minfo) = sgpg_pa.pa; -} - -static void -bfa_sgpg_detach(struct bfa_s *bfa) -{ -} - -static void -bfa_sgpg_start(struct bfa_s *bfa) -{ -} - -static void -bfa_sgpg_stop(struct bfa_s *bfa) -{ -} - -static void -bfa_sgpg_iocdisable(struct bfa_s *bfa) -{ -} - - - -/** - * bfa_sgpg_public BFA SGPG public functions - */ - -bfa_status_t -bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs) -{ - struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); - struct bfa_sgpg_s *hsgpg; - int i; - - bfa_trc_fp(bfa, nsgpgs); - - if (mod->free_sgpgs < nsgpgs) - return BFA_STATUS_ENOMEM; - - for (i = 0; i < nsgpgs; i++) { - bfa_q_deq(&mod->sgpg_q, &hsgpg); - bfa_assert(hsgpg); - list_add_tail(&hsgpg->qe, sgpg_q); - } - - mod->free_sgpgs -= nsgpgs; - return BFA_STATUS_OK; -} - -void -bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpg) -{ - struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); - struct bfa_sgpg_wqe_s *wqe; - - bfa_trc_fp(bfa, nsgpg); - - mod->free_sgpgs += nsgpg; - bfa_assert(mod->free_sgpgs <= mod->num_sgpgs); - - list_splice_tail_init(sgpg_q, &mod->sgpg_q); - - if (list_empty(&mod->sgpg_wait_q)) - return; - - /** - * satisfy as many waiting requests as possible - */ - do { - wqe = bfa_q_first(&mod->sgpg_wait_q); - if (mod->free_sgpgs < wqe->nsgpg) - nsgpg = mod->free_sgpgs; - else - nsgpg = wqe->nsgpg; - bfa_sgpg_malloc(bfa, &wqe->sgpg_q, nsgpg); - wqe->nsgpg -= nsgpg; - if (wqe->nsgpg == 0) { - list_del(&wqe->qe); - wqe->cbfn(wqe->cbarg); - } - } while (mod->free_sgpgs && !list_empty(&mod->sgpg_wait_q)); -} - -void -bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpg) -{ - struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); - - bfa_assert(nsgpg > 0); - bfa_assert(nsgpg > mod->free_sgpgs); - - wqe->nsgpg_total = wqe->nsgpg = nsgpg; - - /** - * allocate any left to this one first - */ - if (mod->free_sgpgs) { - /** - * no one else is waiting for SGPG - */ - bfa_assert(list_empty(&mod->sgpg_wait_q)); - list_splice_tail_init(&mod->sgpg_q, &wqe->sgpg_q); - wqe->nsgpg -= mod->free_sgpgs; - mod->free_sgpgs = 0; - } - - list_add_tail(&wqe->qe, &mod->sgpg_wait_q); -} - -void -bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe) -{ - struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); - - bfa_assert(bfa_q_is_on_q(&mod->sgpg_wait_q, wqe)); - list_del(&wqe->qe); - - if (wqe->nsgpg_total != wqe->nsgpg) - bfa_sgpg_mfree(bfa, &wqe->sgpg_q, - wqe->nsgpg_total - wqe->nsgpg); -} - -void -bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, void (*cbfn) (void *cbarg), - void *cbarg) -{ - INIT_LIST_HEAD(&wqe->sgpg_q); - wqe->cbfn = cbfn; - wqe->cbarg = cbarg; -} - - diff --git a/drivers/scsi/bfa/bfa_sgpg_priv.h b/drivers/scsi/bfa/bfa_sgpg_priv.h deleted file mode 100644 index 9c2a8cbe752..00000000000 --- a/drivers/scsi/bfa/bfa_sgpg_priv.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * hal_sgpg.h BFA SG page module - */ - -#ifndef __BFA_SGPG_PRIV_H__ -#define __BFA_SGPG_PRIV_H__ - -#include <cs/bfa_q.h> - -#define BFA_SGPG_MIN (16) - -/** - * Alignment macro for SG page allocation - */ -#define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \ - & ~(sizeof(struct bfi_sgpg_s) - 1)) - -struct bfa_sgpg_wqe_s { - struct list_head qe; /* queue sg page element */ - int nsgpg; /* pages to be allocated */ - int nsgpg_total; /* total pages required */ - void (*cbfn) (void *cbarg); - /* callback function */ - void *cbarg; /* callback arg */ - struct list_head sgpg_q; /* queue of alloced sgpgs */ -}; - -struct bfa_sgpg_s { - struct list_head qe; /* queue sg page element */ - struct bfi_sgpg_s *sgpg; /* va of SG page */ - union bfi_addr_u sgpg_pa;/* pa of SG page */ -}; - -/** - * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of - * SG pages required. - */ -#define BFA_SGPG_NPAGE(_nsges) (((_nsges) / BFI_SGPG_DATA_SGES) + 1) - -struct bfa_sgpg_mod_s { - struct bfa_s *bfa; - int num_sgpgs; /* number of SG pages */ - int free_sgpgs; /* number of free SG pages */ - struct bfa_sgpg_s *hsgpg_arr; /* BFA SG page array */ - struct bfi_sgpg_s *sgpg_arr; /* actual SG page array */ - u64 sgpg_arr_pa; /* SG page array DMA addr */ - struct list_head sgpg_q; /* queue of free SG pages */ - struct list_head sgpg_wait_q; /* wait queue for SG pages */ -}; -#define BFA_SGPG_MOD(__bfa) (&(__bfa)->modules.sgpg_mod) - -bfa_status_t bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, - int nsgpgs); -void bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, - int nsgpgs); -void bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, - void (*cbfn) (void *cbarg), void *cbarg); -void bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, - int nsgpgs); -void bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe); - -#endif /* __BFA_SGPG_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_sm.c b/drivers/scsi/bfa/bfa_sm.c deleted file mode 100644 index 5420f4f45e5..00000000000 --- a/drivers/scsi/bfa/bfa_sm.c +++ /dev/null @@ -1,38 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfasm.c BFA State machine utility functions - */ - -#include <cs/bfa_sm.h> - -/** - * cs_sm_api - */ - -int -bfa_sm_to_state(struct bfa_sm_table_s *smt, bfa_sm_t sm) -{ - int i = 0; - - while (smt[i].sm && smt[i].sm != sm) - i++; - return smt[i].state; -} - - diff --git a/drivers/scsi/bfa/bfa_svc.c b/drivers/scsi/bfa/bfa_svc.c new file mode 100644 index 00000000000..aa1dc749b28 --- /dev/null +++ b/drivers/scsi/bfa/bfa_svc.c @@ -0,0 +1,5423 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#include "bfa_os_inc.h" +#include "bfa_plog.h" +#include "bfa_cs.h" +#include "bfa_modules.h" +#include "bfad_drv.h" + +BFA_TRC_FILE(HAL, FCXP); +BFA_MODULE(fcxp); +BFA_MODULE(sgpg); +BFA_MODULE(lps); +BFA_MODULE(fcport); +BFA_MODULE(rport); +BFA_MODULE(uf); + +/** + * LPS related definitions + */ +#define BFA_LPS_MIN_LPORTS (1) +#define BFA_LPS_MAX_LPORTS (256) + +/* + * Maximum Vports supported per physical port or vf. + */ +#define BFA_LPS_MAX_VPORTS_SUPP_CB 255 +#define BFA_LPS_MAX_VPORTS_SUPP_CT 190 + +/** + * lps_pvt BFA LPS private functions + */ + +enum bfa_lps_event { + BFA_LPS_SM_LOGIN = 1, /* login request from user */ + BFA_LPS_SM_LOGOUT = 2, /* logout request from user */ + BFA_LPS_SM_FWRSP = 3, /* f/w response to login/logout */ + BFA_LPS_SM_RESUME = 4, /* space present in reqq queue */ + BFA_LPS_SM_DELETE = 5, /* lps delete from user */ + BFA_LPS_SM_OFFLINE = 6, /* Link is offline */ + BFA_LPS_SM_RX_CVL = 7, /* Rx clear virtual link */ +}; + +/** + * FC PORT related definitions + */ +/* + * The port is considered disabled if corresponding physical port or IOC are + * disabled explicitly + */ +#define BFA_PORT_IS_DISABLED(bfa) \ + ((bfa_fcport_is_disabled(bfa) == BFA_TRUE) || \ + (bfa_ioc_is_disabled(&bfa->ioc) == BFA_TRUE)) + + +/** + * BFA port state machine events + */ +enum bfa_fcport_sm_event { + BFA_FCPORT_SM_START = 1, /* start port state machine */ + BFA_FCPORT_SM_STOP = 2, /* stop port state machine */ + BFA_FCPORT_SM_ENABLE = 3, /* enable port */ + BFA_FCPORT_SM_DISABLE = 4, /* disable port state machine */ + BFA_FCPORT_SM_FWRSP = 5, /* firmware enable/disable rsp */ + BFA_FCPORT_SM_LINKUP = 6, /* firmware linkup event */ + BFA_FCPORT_SM_LINKDOWN = 7, /* firmware linkup down */ + BFA_FCPORT_SM_QRESUME = 8, /* CQ space available */ + BFA_FCPORT_SM_HWFAIL = 9, /* IOC h/w failure */ +}; + +/** + * BFA port link notification state machine events + */ + +enum bfa_fcport_ln_sm_event { + BFA_FCPORT_LN_SM_LINKUP = 1, /* linkup event */ + BFA_FCPORT_LN_SM_LINKDOWN = 2, /* linkdown event */ + BFA_FCPORT_LN_SM_NOTIFICATION = 3 /* done notification */ +}; + +/** + * RPORT related definitions + */ +#define bfa_rport_offline_cb(__rp) do { \ + if ((__rp)->bfa->fcs) \ + bfa_cb_rport_offline((__rp)->rport_drv); \ + else { \ + bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \ + __bfa_cb_rport_offline, (__rp)); \ + } \ +} while (0) + +#define bfa_rport_online_cb(__rp) do { \ + if ((__rp)->bfa->fcs) \ + bfa_cb_rport_online((__rp)->rport_drv); \ + else { \ + bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \ + __bfa_cb_rport_online, (__rp)); \ + } \ +} while (0) + + +enum bfa_rport_event { + BFA_RPORT_SM_CREATE = 1, /* rport create event */ + BFA_RPORT_SM_DELETE = 2, /* deleting an existing rport */ + BFA_RPORT_SM_ONLINE = 3, /* rport is online */ + BFA_RPORT_SM_OFFLINE = 4, /* rport is offline */ + BFA_RPORT_SM_FWRSP = 5, /* firmware response */ + BFA_RPORT_SM_HWFAIL = 6, /* IOC h/w failure */ + BFA_RPORT_SM_QOS_SCN = 7, /* QoS SCN from firmware */ + BFA_RPORT_SM_SET_SPEED = 8, /* Set Rport Speed */ + BFA_RPORT_SM_QRESUME = 9, /* space in requeue queue */ +}; + +/** + * forward declarations FCXP related functions + */ +static void __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete); +static void hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp, + struct bfi_fcxp_send_rsp_s *fcxp_rsp); +static void hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, + struct bfa_fcxp_s *fcxp, struct fchs_s *fchs); +static void bfa_fcxp_qresume(void *cbarg); +static void bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, + struct bfi_fcxp_send_req_s *send_req); + +/** + * forward declarations for LPS functions + */ +static void bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, + u32 *dm_len); +static void bfa_lps_attach(struct bfa_s *bfa, void *bfad, + struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, + struct bfa_pcidev_s *pcidev); +static void bfa_lps_detach(struct bfa_s *bfa); +static void bfa_lps_start(struct bfa_s *bfa); +static void bfa_lps_stop(struct bfa_s *bfa); +static void bfa_lps_iocdisable(struct bfa_s *bfa); +static void bfa_lps_login_rsp(struct bfa_s *bfa, + struct bfi_lps_login_rsp_s *rsp); +static void bfa_lps_logout_rsp(struct bfa_s *bfa, + struct bfi_lps_logout_rsp_s *rsp); +static void bfa_lps_reqq_resume(void *lps_arg); +static void bfa_lps_free(struct bfa_lps_s *lps); +static void bfa_lps_send_login(struct bfa_lps_s *lps); +static void bfa_lps_send_logout(struct bfa_lps_s *lps); +static void bfa_lps_login_comp(struct bfa_lps_s *lps); +static void bfa_lps_logout_comp(struct bfa_lps_s *lps); +static void bfa_lps_cvl_event(struct bfa_lps_s *lps); + +/** + * forward declaration for LPS state machine + */ +static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event); +static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event); +static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event + event); +static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event); +static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event); +static void bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event + event); + +/** + * forward declaration for FC Port functions + */ +static bfa_boolean_t bfa_fcport_send_enable(struct bfa_fcport_s *fcport); +static bfa_boolean_t bfa_fcport_send_disable(struct bfa_fcport_s *fcport); +static void bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport); +static void bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport); +static void bfa_fcport_set_wwns(struct bfa_fcport_s *fcport); +static void __bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete); +static void bfa_fcport_scn(struct bfa_fcport_s *fcport, + enum bfa_port_linkstate event, bfa_boolean_t trunk); +static void bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, + enum bfa_port_linkstate event); +static void __bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete); +static void bfa_fcport_stats_get_timeout(void *cbarg); +static void bfa_fcport_stats_clr_timeout(void *cbarg); +static void bfa_trunk_iocdisable(struct bfa_s *bfa); + +/** + * forward declaration for FC PORT state machine + */ +static void bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); +static void bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event); + +static void bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event); +static void bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event); +static void bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event); +static void bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event); +static void bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event); +static void bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event); +static void bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event); + +static struct bfa_sm_table_s hal_port_sm_table[] = { + {BFA_SM(bfa_fcport_sm_uninit), BFA_PORT_ST_UNINIT}, + {BFA_SM(bfa_fcport_sm_enabling_qwait), BFA_PORT_ST_ENABLING_QWAIT}, + {BFA_SM(bfa_fcport_sm_enabling), BFA_PORT_ST_ENABLING}, + {BFA_SM(bfa_fcport_sm_linkdown), BFA_PORT_ST_LINKDOWN}, + {BFA_SM(bfa_fcport_sm_linkup), BFA_PORT_ST_LINKUP}, + {BFA_SM(bfa_fcport_sm_disabling_qwait), BFA_PORT_ST_DISABLING_QWAIT}, + {BFA_SM(bfa_fcport_sm_toggling_qwait), BFA_PORT_ST_TOGGLING_QWAIT}, + {BFA_SM(bfa_fcport_sm_disabling), BFA_PORT_ST_DISABLING}, + {BFA_SM(bfa_fcport_sm_disabled), BFA_PORT_ST_DISABLED}, + {BFA_SM(bfa_fcport_sm_stopped), BFA_PORT_ST_STOPPED}, + {BFA_SM(bfa_fcport_sm_iocdown), BFA_PORT_ST_IOCDOWN}, + {BFA_SM(bfa_fcport_sm_iocfail), BFA_PORT_ST_IOCDOWN}, +}; + + +/** + * forward declaration for RPORT related functions + */ +static struct bfa_rport_s *bfa_rport_alloc(struct bfa_rport_mod_s *rp_mod); +static void bfa_rport_free(struct bfa_rport_s *rport); +static bfa_boolean_t bfa_rport_send_fwcreate(struct bfa_rport_s *rp); +static bfa_boolean_t bfa_rport_send_fwdelete(struct bfa_rport_s *rp); +static bfa_boolean_t bfa_rport_send_fwspeed(struct bfa_rport_s *rp); +static void __bfa_cb_rport_online(void *cbarg, + bfa_boolean_t complete); +static void __bfa_cb_rport_offline(void *cbarg, + bfa_boolean_t complete); + +/** + * forward declaration for RPORT state machine + */ +static void bfa_rport_sm_uninit(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_created(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_online(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_offline(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_deleting(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_offline_pending(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_delete_pending(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, + enum bfa_rport_event event); +static void bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, + enum bfa_rport_event event); + +/** + * PLOG related definitions + */ +static int +plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec) +{ + if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) && + (pl_rec->log_type != BFA_PL_LOG_TYPE_STRING)) + return 1; + + if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) && + (pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ)) + return 1; + + return 0; +} + +static void +bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec) +{ + u16 tail; + struct bfa_plog_rec_s *pl_recp; + + if (plog->plog_enabled == 0) + return; + + if (plkd_validate_logrec(pl_rec)) { + bfa_assert(0); + return; + } + + tail = plog->tail; + + pl_recp = &(plog->plog_recs[tail]); + + bfa_os_memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s)); + + pl_recp->tv = bfa_os_get_log_time(); + BFA_PL_LOG_REC_INCR(plog->tail); + + if (plog->head == plog->tail) + BFA_PL_LOG_REC_INCR(plog->head); +} + +void +bfa_plog_init(struct bfa_plog_s *plog) +{ + bfa_os_memset((char *)plog, 0, sizeof(struct bfa_plog_s)); + + bfa_os_memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN); + plog->head = plog->tail = 0; + plog->plog_enabled = 1; +} + +void +bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid, + enum bfa_plog_eid event, + u16 misc, char *log_str) +{ + struct bfa_plog_rec_s lp; + + if (plog->plog_enabled) { + bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); + lp.mid = mid; + lp.eid = event; + lp.log_type = BFA_PL_LOG_TYPE_STRING; + lp.misc = misc; + strncpy(lp.log_entry.string_log, log_str, + BFA_PL_STRING_LOG_SZ - 1); + lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0'; + bfa_plog_add(plog, &lp); + } +} + +void +bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, + enum bfa_plog_eid event, + u16 misc, u32 *intarr, u32 num_ints) +{ + struct bfa_plog_rec_s lp; + u32 i; + + if (num_ints > BFA_PL_INT_LOG_SZ) + num_ints = BFA_PL_INT_LOG_SZ; + + if (plog->plog_enabled) { + bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); + lp.mid = mid; + lp.eid = event; + lp.log_type = BFA_PL_LOG_TYPE_INT; + lp.misc = misc; + + for (i = 0; i < num_ints; i++) + bfa_os_assign(lp.log_entry.int_log[i], + intarr[i]); + + lp.log_num_ints = (u8) num_ints; + + bfa_plog_add(plog, &lp); + } +} + +void +bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, + enum bfa_plog_eid event, + u16 misc, struct fchs_s *fchdr) +{ + struct bfa_plog_rec_s lp; + u32 *tmp_int = (u32 *) fchdr; + u32 ints[BFA_PL_INT_LOG_SZ]; + + if (plog->plog_enabled) { + bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); + + ints[0] = tmp_int[0]; + ints[1] = tmp_int[1]; + ints[2] = tmp_int[4]; + + bfa_plog_intarr(plog, mid, event, misc, ints, 3); + } +} + +void +bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid, + enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr, + u32 pld_w0) +{ + struct bfa_plog_rec_s lp; + u32 *tmp_int = (u32 *) fchdr; + u32 ints[BFA_PL_INT_LOG_SZ]; + + if (plog->plog_enabled) { + bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); + + ints[0] = tmp_int[0]; + ints[1] = tmp_int[1]; + ints[2] = tmp_int[4]; + ints[3] = pld_w0; + + bfa_plog_intarr(plog, mid, event, misc, ints, 4); + } +} + +void +bfa_plog_clear(struct bfa_plog_s *plog) +{ + plog->head = plog->tail = 0; +} + +void +bfa_plog_enable(struct bfa_plog_s *plog) +{ + plog->plog_enabled = 1; +} + +void +bfa_plog_disable(struct bfa_plog_s *plog) +{ + plog->plog_enabled = 0; +} + +bfa_boolean_t +bfa_plog_get_setting(struct bfa_plog_s *plog) +{ + return (bfa_boolean_t)plog->plog_enabled; +} + +/** + * fcxp_pvt BFA FCXP private functions + */ + +static void +claim_fcxp_req_rsp_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi) +{ + u8 *dm_kva = NULL; + u64 dm_pa; + u32 buf_pool_sz; + + dm_kva = bfa_meminfo_dma_virt(mi); + dm_pa = bfa_meminfo_dma_phys(mi); + + buf_pool_sz = mod->req_pld_sz * mod->num_fcxps; + + /* + * Initialize the fcxp req payload list + */ + mod->req_pld_list_kva = dm_kva; + mod->req_pld_list_pa = dm_pa; + dm_kva += buf_pool_sz; + dm_pa += buf_pool_sz; + bfa_os_memset(mod->req_pld_list_kva, 0, buf_pool_sz); + + /* + * Initialize the fcxp rsp payload list + */ + buf_pool_sz = mod->rsp_pld_sz * mod->num_fcxps; + mod->rsp_pld_list_kva = dm_kva; + mod->rsp_pld_list_pa = dm_pa; + dm_kva += buf_pool_sz; + dm_pa += buf_pool_sz; + bfa_os_memset(mod->rsp_pld_list_kva, 0, buf_pool_sz); + + bfa_meminfo_dma_virt(mi) = dm_kva; + bfa_meminfo_dma_phys(mi) = dm_pa; +} + +static void +claim_fcxps_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi) +{ + u16 i; + struct bfa_fcxp_s *fcxp; + + fcxp = (struct bfa_fcxp_s *) bfa_meminfo_kva(mi); + bfa_os_memset(fcxp, 0, sizeof(struct bfa_fcxp_s) * mod->num_fcxps); + + INIT_LIST_HEAD(&mod->fcxp_free_q); + INIT_LIST_HEAD(&mod->fcxp_active_q); + + mod->fcxp_list = fcxp; + + for (i = 0; i < mod->num_fcxps; i++) { + fcxp->fcxp_mod = mod; + fcxp->fcxp_tag = i; + + list_add_tail(&fcxp->qe, &mod->fcxp_free_q); + bfa_reqq_winit(&fcxp->reqq_wqe, bfa_fcxp_qresume, fcxp); + fcxp->reqq_waiting = BFA_FALSE; + + fcxp = fcxp + 1; + } + + bfa_meminfo_kva(mi) = (void *)fcxp; +} + +static void +bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, + u32 *dm_len) +{ + u16 num_fcxp_reqs = cfg->fwcfg.num_fcxp_reqs; + + if (num_fcxp_reqs == 0) + return; + + /* + * Account for req/rsp payload + */ + *dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs; + if (cfg->drvcfg.min_cfg) + *dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs; + else + *dm_len += BFA_FCXP_MAX_LBUF_SZ * num_fcxp_reqs; + + /* + * Account for fcxp structs + */ + *ndm_len += sizeof(struct bfa_fcxp_s) * num_fcxp_reqs; +} + +static void +bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) +{ + struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); + + bfa_os_memset(mod, 0, sizeof(struct bfa_fcxp_mod_s)); + mod->bfa = bfa; + mod->num_fcxps = cfg->fwcfg.num_fcxp_reqs; + + /** + * Initialize FCXP request and response payload sizes. + */ + mod->req_pld_sz = mod->rsp_pld_sz = BFA_FCXP_MAX_IBUF_SZ; + if (!cfg->drvcfg.min_cfg) + mod->rsp_pld_sz = BFA_FCXP_MAX_LBUF_SZ; + + INIT_LIST_HEAD(&mod->wait_q); + + claim_fcxp_req_rsp_mem(mod, meminfo); + claim_fcxps_mem(mod, meminfo); +} + +static void +bfa_fcxp_detach(struct bfa_s *bfa) +{ +} + +static void +bfa_fcxp_start(struct bfa_s *bfa) +{ +} + +static void +bfa_fcxp_stop(struct bfa_s *bfa) +{ +} + +static void +bfa_fcxp_iocdisable(struct bfa_s *bfa) +{ + struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); + struct bfa_fcxp_s *fcxp; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &mod->fcxp_active_q) { + fcxp = (struct bfa_fcxp_s *) qe; + if (fcxp->caller == NULL) { + fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, + BFA_STATUS_IOC_FAILURE, 0, 0, NULL); + bfa_fcxp_free(fcxp); + } else { + fcxp->rsp_status = BFA_STATUS_IOC_FAILURE; + bfa_cb_queue(bfa, &fcxp->hcb_qe, + __bfa_fcxp_send_cbfn, fcxp); + } + } +} + +static struct bfa_fcxp_s * +bfa_fcxp_get(struct bfa_fcxp_mod_s *fm) +{ + struct bfa_fcxp_s *fcxp; + + bfa_q_deq(&fm->fcxp_free_q, &fcxp); + + if (fcxp) + list_add_tail(&fcxp->qe, &fm->fcxp_active_q); + + return fcxp; +} + +static void +bfa_fcxp_init_reqrsp(struct bfa_fcxp_s *fcxp, + struct bfa_s *bfa, + u8 *use_ibuf, + u32 *nr_sgles, + bfa_fcxp_get_sgaddr_t *r_sga_cbfn, + bfa_fcxp_get_sglen_t *r_sglen_cbfn, + struct list_head *r_sgpg_q, + int n_sgles, + bfa_fcxp_get_sgaddr_t sga_cbfn, + bfa_fcxp_get_sglen_t sglen_cbfn) +{ + + bfa_assert(bfa != NULL); + + bfa_trc(bfa, fcxp->fcxp_tag); + + if (n_sgles == 0) { + *use_ibuf = 1; + } else { + bfa_assert(*sga_cbfn != NULL); + bfa_assert(*sglen_cbfn != NULL); + + *use_ibuf = 0; + *r_sga_cbfn = sga_cbfn; + *r_sglen_cbfn = sglen_cbfn; + + *nr_sgles = n_sgles; + + /* + * alloc required sgpgs + */ + if (n_sgles > BFI_SGE_INLINE) + bfa_assert(0); + } + +} + +static void +bfa_fcxp_init(struct bfa_fcxp_s *fcxp, + void *caller, struct bfa_s *bfa, int nreq_sgles, + int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, + bfa_fcxp_get_sglen_t req_sglen_cbfn, + bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, + bfa_fcxp_get_sglen_t rsp_sglen_cbfn) +{ + + bfa_assert(bfa != NULL); + + bfa_trc(bfa, fcxp->fcxp_tag); + + fcxp->caller = caller; + + bfa_fcxp_init_reqrsp(fcxp, bfa, + &fcxp->use_ireqbuf, &fcxp->nreq_sgles, &fcxp->req_sga_cbfn, + &fcxp->req_sglen_cbfn, &fcxp->req_sgpg_q, + nreq_sgles, req_sga_cbfn, req_sglen_cbfn); + + bfa_fcxp_init_reqrsp(fcxp, bfa, + &fcxp->use_irspbuf, &fcxp->nrsp_sgles, &fcxp->rsp_sga_cbfn, + &fcxp->rsp_sglen_cbfn, &fcxp->rsp_sgpg_q, + nrsp_sgles, rsp_sga_cbfn, rsp_sglen_cbfn); + +} + +static void +bfa_fcxp_put(struct bfa_fcxp_s *fcxp) +{ + struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; + struct bfa_fcxp_wqe_s *wqe; + + bfa_q_deq(&mod->wait_q, &wqe); + if (wqe) { + bfa_trc(mod->bfa, fcxp->fcxp_tag); + + bfa_fcxp_init(fcxp, wqe->caller, wqe->bfa, wqe->nreq_sgles, + wqe->nrsp_sgles, wqe->req_sga_cbfn, + wqe->req_sglen_cbfn, wqe->rsp_sga_cbfn, + wqe->rsp_sglen_cbfn); + + wqe->alloc_cbfn(wqe->alloc_cbarg, fcxp); + return; + } + + bfa_assert(bfa_q_is_on_q(&mod->fcxp_active_q, fcxp)); + list_del(&fcxp->qe); + list_add_tail(&fcxp->qe, &mod->fcxp_free_q); +} + +static void +bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg, + bfa_status_t req_status, u32 rsp_len, + u32 resid_len, struct fchs_s *rsp_fchs) +{ + /* discarded fcxp completion */ +} + +static void +__bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_fcxp_s *fcxp = cbarg; + + if (complete) { + fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, + fcxp->rsp_status, fcxp->rsp_len, + fcxp->residue_len, &fcxp->rsp_fchs); + } else { + bfa_fcxp_free(fcxp); + } +} + +static void +hal_fcxp_send_comp(struct bfa_s *bfa, struct bfi_fcxp_send_rsp_s *fcxp_rsp) +{ + struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); + struct bfa_fcxp_s *fcxp; + u16 fcxp_tag = bfa_os_ntohs(fcxp_rsp->fcxp_tag); + + bfa_trc(bfa, fcxp_tag); + + fcxp_rsp->rsp_len = bfa_os_ntohl(fcxp_rsp->rsp_len); + + /** + * @todo f/w should not set residue to non-0 when everything + * is received. + */ + if (fcxp_rsp->req_status == BFA_STATUS_OK) + fcxp_rsp->residue_len = 0; + else + fcxp_rsp->residue_len = bfa_os_ntohl(fcxp_rsp->residue_len); + + fcxp = BFA_FCXP_FROM_TAG(mod, fcxp_tag); + + bfa_assert(fcxp->send_cbfn != NULL); + + hal_fcxp_rx_plog(mod->bfa, fcxp, fcxp_rsp); + + if (fcxp->send_cbfn != NULL) { + bfa_trc(mod->bfa, (NULL == fcxp->caller)); + if (fcxp->caller == NULL) { + fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, + fcxp_rsp->req_status, fcxp_rsp->rsp_len, + fcxp_rsp->residue_len, &fcxp_rsp->fchs); + /* + * fcxp automatically freed on return from the callback + */ + bfa_fcxp_free(fcxp); + } else { + fcxp->rsp_status = fcxp_rsp->req_status; + fcxp->rsp_len = fcxp_rsp->rsp_len; + fcxp->residue_len = fcxp_rsp->residue_len; + fcxp->rsp_fchs = fcxp_rsp->fchs; + + bfa_cb_queue(bfa, &fcxp->hcb_qe, + __bfa_fcxp_send_cbfn, fcxp); + } + } else { + bfa_trc(bfa, (NULL == fcxp->send_cbfn)); + } +} + +static void +hal_fcxp_set_local_sges(struct bfi_sge_s *sge, u32 reqlen, u64 req_pa) +{ + union bfi_addr_u sga_zero = { {0} }; + + sge->sg_len = reqlen; + sge->flags = BFI_SGE_DATA_LAST; + bfa_dma_addr_set(sge[0].sga, req_pa); + bfa_sge_to_be(sge); + sge++; + + sge->sga = sga_zero; + sge->sg_len = reqlen; + sge->flags = BFI_SGE_PGDLEN; + bfa_sge_to_be(sge); +} + +static void +hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, struct bfa_fcxp_s *fcxp, + struct fchs_s *fchs) +{ + /* + * TODO: TX ox_id + */ + if (reqlen > 0) { + if (fcxp->use_ireqbuf) { + u32 pld_w0 = + *((u32 *) BFA_FCXP_REQ_PLD(fcxp)); + + bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP, + BFA_PL_EID_TX, + reqlen + sizeof(struct fchs_s), fchs, + pld_w0); + } else { + bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, + BFA_PL_EID_TX, + reqlen + sizeof(struct fchs_s), + fchs); + } + } else { + bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_TX, + reqlen + sizeof(struct fchs_s), fchs); + } +} + +static void +hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp, + struct bfi_fcxp_send_rsp_s *fcxp_rsp) +{ + if (fcxp_rsp->rsp_len > 0) { + if (fcxp->use_irspbuf) { + u32 pld_w0 = + *((u32 *) BFA_FCXP_RSP_PLD(fcxp)); + + bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP, + BFA_PL_EID_RX, + (u16) fcxp_rsp->rsp_len, + &fcxp_rsp->fchs, pld_w0); + } else { + bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, + BFA_PL_EID_RX, + (u16) fcxp_rsp->rsp_len, + &fcxp_rsp->fchs); + } + } else { + bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_RX, + (u16) fcxp_rsp->rsp_len, &fcxp_rsp->fchs); + } +} + +/** + * Handler to resume sending fcxp when space in available in cpe queue. + */ +static void +bfa_fcxp_qresume(void *cbarg) +{ + struct bfa_fcxp_s *fcxp = cbarg; + struct bfa_s *bfa = fcxp->fcxp_mod->bfa; + struct bfi_fcxp_send_req_s *send_req; + + fcxp->reqq_waiting = BFA_FALSE; + send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP); + bfa_fcxp_queue(fcxp, send_req); +} + +/** + * Queue fcxp send request to foimrware. + */ +static void +bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, struct bfi_fcxp_send_req_s *send_req) +{ + struct bfa_s *bfa = fcxp->fcxp_mod->bfa; + struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info; + struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info; + struct bfa_rport_s *rport = reqi->bfa_rport; + + bfi_h2i_set(send_req->mh, BFI_MC_FCXP, BFI_FCXP_H2I_SEND_REQ, + bfa_lpuid(bfa)); + + send_req->fcxp_tag = bfa_os_htons(fcxp->fcxp_tag); + if (rport) { + send_req->rport_fw_hndl = rport->fw_handle; + send_req->max_frmsz = bfa_os_htons(rport->rport_info.max_frmsz); + if (send_req->max_frmsz == 0) + send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ); + } else { + send_req->rport_fw_hndl = 0; + send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ); + } + + send_req->vf_id = bfa_os_htons(reqi->vf_id); + send_req->lp_tag = reqi->lp_tag; + send_req->class = reqi->class; + send_req->rsp_timeout = rspi->rsp_timeout; + send_req->cts = reqi->cts; + send_req->fchs = reqi->fchs; + + send_req->req_len = bfa_os_htonl(reqi->req_tot_len); + send_req->rsp_maxlen = bfa_os_htonl(rspi->rsp_maxlen); + + /* + * setup req sgles + */ + if (fcxp->use_ireqbuf == 1) { + hal_fcxp_set_local_sges(send_req->req_sge, reqi->req_tot_len, + BFA_FCXP_REQ_PLD_PA(fcxp)); + } else { + if (fcxp->nreq_sgles > 0) { + bfa_assert(fcxp->nreq_sgles == 1); + hal_fcxp_set_local_sges(send_req->req_sge, + reqi->req_tot_len, + fcxp->req_sga_cbfn(fcxp->caller, + 0)); + } else { + bfa_assert(reqi->req_tot_len == 0); + hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0); + } + } + + /* + * setup rsp sgles + */ + if (fcxp->use_irspbuf == 1) { + bfa_assert(rspi->rsp_maxlen <= BFA_FCXP_MAX_LBUF_SZ); + + hal_fcxp_set_local_sges(send_req->rsp_sge, rspi->rsp_maxlen, + BFA_FCXP_RSP_PLD_PA(fcxp)); + + } else { + if (fcxp->nrsp_sgles > 0) { + bfa_assert(fcxp->nrsp_sgles == 1); + hal_fcxp_set_local_sges(send_req->rsp_sge, + rspi->rsp_maxlen, + fcxp->rsp_sga_cbfn(fcxp->caller, + 0)); + } else { + bfa_assert(rspi->rsp_maxlen == 0); + hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0); + } + } + + hal_fcxp_tx_plog(bfa, reqi->req_tot_len, fcxp, &reqi->fchs); + + bfa_reqq_produce(bfa, BFA_REQQ_FCXP); + + bfa_trc(bfa, bfa_reqq_pi(bfa, BFA_REQQ_FCXP)); + bfa_trc(bfa, bfa_reqq_ci(bfa, BFA_REQQ_FCXP)); +} + +/** + * hal_fcxp_api BFA FCXP API + */ + +/** + * Allocate an FCXP instance to send a response or to send a request + * that has a response. Request/response buffers are allocated by caller. + * + * @param[in] bfa BFA bfa instance + * @param[in] nreq_sgles Number of SG elements required for request + * buffer. 0, if fcxp internal buffers are used. + * Use bfa_fcxp_get_reqbuf() to get the + * internal req buffer. + * @param[in] req_sgles SG elements describing request buffer. Will be + * copied in by BFA and hence can be freed on + * return from this function. + * @param[in] get_req_sga function ptr to be called to get a request SG + * Address (given the sge index). + * @param[in] get_req_sglen function ptr to be called to get a request SG + * len (given the sge index). + * @param[in] get_rsp_sga function ptr to be called to get a response SG + * Address (given the sge index). + * @param[in] get_rsp_sglen function ptr to be called to get a response SG + * len (given the sge index). + * + * @return FCXP instance. NULL on failure. + */ +struct bfa_fcxp_s * +bfa_fcxp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles, + int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, + bfa_fcxp_get_sglen_t req_sglen_cbfn, + bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, + bfa_fcxp_get_sglen_t rsp_sglen_cbfn) +{ + struct bfa_fcxp_s *fcxp = NULL; + + bfa_assert(bfa != NULL); + + fcxp = bfa_fcxp_get(BFA_FCXP_MOD(bfa)); + if (fcxp == NULL) + return NULL; + + bfa_trc(bfa, fcxp->fcxp_tag); + + bfa_fcxp_init(fcxp, caller, bfa, nreq_sgles, nrsp_sgles, req_sga_cbfn, + req_sglen_cbfn, rsp_sga_cbfn, rsp_sglen_cbfn); + + return fcxp; +} + +/** + * Get the internal request buffer pointer + * + * @param[in] fcxp BFA fcxp pointer + * + * @return pointer to the internal request buffer + */ +void * +bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp) +{ + struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; + void *reqbuf; + + bfa_assert(fcxp->use_ireqbuf == 1); + reqbuf = ((u8 *)mod->req_pld_list_kva) + + fcxp->fcxp_tag * mod->req_pld_sz; + return reqbuf; +} + +u32 +bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp) +{ + struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; + + return mod->req_pld_sz; +} + +/** + * Get the internal response buffer pointer + * + * @param[in] fcxp BFA fcxp pointer + * + * @return pointer to the internal request buffer + */ +void * +bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp) +{ + struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; + void *rspbuf; + + bfa_assert(fcxp->use_irspbuf == 1); + + rspbuf = ((u8 *)mod->rsp_pld_list_kva) + + fcxp->fcxp_tag * mod->rsp_pld_sz; + return rspbuf; +} + +/** + * Free the BFA FCXP + * + * @param[in] fcxp BFA fcxp pointer + * + * @return void + */ +void +bfa_fcxp_free(struct bfa_fcxp_s *fcxp) +{ + struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; + + bfa_assert(fcxp != NULL); + bfa_trc(mod->bfa, fcxp->fcxp_tag); + bfa_fcxp_put(fcxp); +} + +/** + * Send a FCXP request + * + * @param[in] fcxp BFA fcxp pointer + * @param[in] rport BFA rport pointer. Could be left NULL for WKA rports + * @param[in] vf_id virtual Fabric ID + * @param[in] lp_tag lport tag + * @param[in] cts use Continous sequence + * @param[in] cos fc Class of Service + * @param[in] reqlen request length, does not include FCHS length + * @param[in] fchs fc Header Pointer. The header content will be copied + * in by BFA. + * + * @param[in] cbfn call back function to be called on receiving + * the response + * @param[in] cbarg arg for cbfn + * @param[in] rsp_timeout + * response timeout + * + * @return bfa_status_t + */ +void +bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport, + u16 vf_id, u8 lp_tag, bfa_boolean_t cts, enum fc_cos cos, + u32 reqlen, struct fchs_s *fchs, bfa_cb_fcxp_send_t cbfn, + void *cbarg, u32 rsp_maxlen, u8 rsp_timeout) +{ + struct bfa_s *bfa = fcxp->fcxp_mod->bfa; + struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info; + struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info; + struct bfi_fcxp_send_req_s *send_req; + + bfa_trc(bfa, fcxp->fcxp_tag); + + /** + * setup request/response info + */ + reqi->bfa_rport = rport; + reqi->vf_id = vf_id; + reqi->lp_tag = lp_tag; + reqi->class = cos; + rspi->rsp_timeout = rsp_timeout; + reqi->cts = cts; + reqi->fchs = *fchs; + reqi->req_tot_len = reqlen; + rspi->rsp_maxlen = rsp_maxlen; + fcxp->send_cbfn = cbfn ? cbfn : bfa_fcxp_null_comp; + fcxp->send_cbarg = cbarg; + + /** + * If no room in CPE queue, wait for space in request queue + */ + send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP); + if (!send_req) { + bfa_trc(bfa, fcxp->fcxp_tag); + fcxp->reqq_waiting = BFA_TRUE; + bfa_reqq_wait(bfa, BFA_REQQ_FCXP, &fcxp->reqq_wqe); + return; + } + + bfa_fcxp_queue(fcxp, send_req); +} + +/** + * Abort a BFA FCXP + * + * @param[in] fcxp BFA fcxp pointer + * + * @return void + */ +bfa_status_t +bfa_fcxp_abort(struct bfa_fcxp_s *fcxp) +{ + bfa_trc(fcxp->fcxp_mod->bfa, fcxp->fcxp_tag); + bfa_assert(0); + return BFA_STATUS_OK; +} + +void +bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe, + bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *alloc_cbarg, + void *caller, int nreq_sgles, + int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, + bfa_fcxp_get_sglen_t req_sglen_cbfn, + bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, + bfa_fcxp_get_sglen_t rsp_sglen_cbfn) +{ + struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); + + bfa_assert(list_empty(&mod->fcxp_free_q)); + + wqe->alloc_cbfn = alloc_cbfn; + wqe->alloc_cbarg = alloc_cbarg; + wqe->caller = caller; + wqe->bfa = bfa; + wqe->nreq_sgles = nreq_sgles; + wqe->nrsp_sgles = nrsp_sgles; + wqe->req_sga_cbfn = req_sga_cbfn; + wqe->req_sglen_cbfn = req_sglen_cbfn; + wqe->rsp_sga_cbfn = rsp_sga_cbfn; + wqe->rsp_sglen_cbfn = rsp_sglen_cbfn; + + list_add_tail(&wqe->qe, &mod->wait_q); +} + +void +bfa_fcxp_walloc_cancel(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe) +{ + struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); + + bfa_assert(bfa_q_is_on_q(&mod->wait_q, wqe)); + list_del(&wqe->qe); +} + +void +bfa_fcxp_discard(struct bfa_fcxp_s *fcxp) +{ + /** + * If waiting for room in request queue, cancel reqq wait + * and free fcxp. + */ + if (fcxp->reqq_waiting) { + fcxp->reqq_waiting = BFA_FALSE; + bfa_reqq_wcancel(&fcxp->reqq_wqe); + bfa_fcxp_free(fcxp); + return; + } + + fcxp->send_cbfn = bfa_fcxp_null_comp; +} + + + +/** + * hal_fcxp_public BFA FCXP public functions + */ + +void +bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) +{ + switch (msg->mhdr.msg_id) { + case BFI_FCXP_I2H_SEND_RSP: + hal_fcxp_send_comp(bfa, (struct bfi_fcxp_send_rsp_s *) msg); + break; + + default: + bfa_trc(bfa, msg->mhdr.msg_id); + bfa_assert(0); + } +} + +u32 +bfa_fcxp_get_maxrsp(struct bfa_s *bfa) +{ + struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); + + return mod->rsp_pld_sz; +} + + +/** + * BFA LPS state machine functions + */ + +/** + * Init state -- no login + */ +static void +bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_LOGIN: + if (bfa_reqq_full(lps->bfa, lps->reqq)) { + bfa_sm_set_state(lps, bfa_lps_sm_loginwait); + bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe); + } else { + bfa_sm_set_state(lps, bfa_lps_sm_login); + bfa_lps_send_login(lps); + } + + if (lps->fdisc) + bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, + BFA_PL_EID_LOGIN, 0, "FDISC Request"); + else + bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, + BFA_PL_EID_LOGIN, 0, "FLOGI Request"); + break; + + case BFA_LPS_SM_LOGOUT: + bfa_lps_logout_comp(lps); + break; + + case BFA_LPS_SM_DELETE: + bfa_lps_free(lps); + break; + + case BFA_LPS_SM_RX_CVL: + case BFA_LPS_SM_OFFLINE: + break; + + case BFA_LPS_SM_FWRSP: + /* + * Could happen when fabric detects loopback and discards + * the lps request. Fw will eventually sent out the timeout + * Just ignore + */ + break; + + default: + bfa_sm_fault(lps->bfa, event); + } +} + +/** + * login is in progress -- awaiting response from firmware + */ +static void +bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_FWRSP: + if (lps->status == BFA_STATUS_OK) { + bfa_sm_set_state(lps, bfa_lps_sm_online); + if (lps->fdisc) + bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, + BFA_PL_EID_LOGIN, 0, "FDISC Accept"); + else + bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, + BFA_PL_EID_LOGIN, 0, "FLOGI Accept"); + } else { + bfa_sm_set_state(lps, bfa_lps_sm_init); + if (lps->fdisc) + bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, + BFA_PL_EID_LOGIN, 0, + "FDISC Fail (RJT or timeout)"); + else + bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, + BFA_PL_EID_LOGIN, 0, + "FLOGI Fail (RJT or timeout)"); + } + bfa_lps_login_comp(lps); + break; + + case BFA_LPS_SM_OFFLINE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + break; + + default: + bfa_sm_fault(lps->bfa, event); + } +} + +/** + * login pending - awaiting space in request queue + */ +static void +bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_RESUME: + bfa_sm_set_state(lps, bfa_lps_sm_login); + break; + + case BFA_LPS_SM_OFFLINE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + bfa_reqq_wcancel(&lps->wqe); + break; + + case BFA_LPS_SM_RX_CVL: + /* + * Login was not even sent out; so when getting out + * of this state, it will appear like a login retry + * after Clear virtual link + */ + break; + + default: + bfa_sm_fault(lps->bfa, event); + } +} + +/** + * login complete + */ +static void +bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_LOGOUT: + if (bfa_reqq_full(lps->bfa, lps->reqq)) { + bfa_sm_set_state(lps, bfa_lps_sm_logowait); + bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe); + } else { + bfa_sm_set_state(lps, bfa_lps_sm_logout); + bfa_lps_send_logout(lps); + } + bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, + BFA_PL_EID_LOGO, 0, "Logout"); + break; + + case BFA_LPS_SM_RX_CVL: + bfa_sm_set_state(lps, bfa_lps_sm_init); + + /* Let the vport module know about this event */ + bfa_lps_cvl_event(lps); + bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, + BFA_PL_EID_FIP_FCF_CVL, 0, "FCF Clear Virt. Link Rx"); + break; + + case BFA_LPS_SM_OFFLINE: + case BFA_LPS_SM_DELETE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + break; + + default: + bfa_sm_fault(lps->bfa, event); + } +} + +/** + * logout in progress - awaiting firmware response + */ +static void +bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_FWRSP: + bfa_sm_set_state(lps, bfa_lps_sm_init); + bfa_lps_logout_comp(lps); + break; + + case BFA_LPS_SM_OFFLINE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + break; + + default: + bfa_sm_fault(lps->bfa, event); + } +} + +/** + * logout pending -- awaiting space in request queue + */ +static void +bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_RESUME: + bfa_sm_set_state(lps, bfa_lps_sm_logout); + bfa_lps_send_logout(lps); + break; + + case BFA_LPS_SM_OFFLINE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + bfa_reqq_wcancel(&lps->wqe); + break; + + default: + bfa_sm_fault(lps->bfa, event); + } +} + + + +/** + * lps_pvt BFA LPS private functions + */ + +/** + * return memory requirement + */ +static void +bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, + u32 *dm_len) +{ + if (cfg->drvcfg.min_cfg) + *ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS; + else + *ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS; +} + +/** + * bfa module attach at initialization time + */ +static void +bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + int i; + + bfa_os_memset(mod, 0, sizeof(struct bfa_lps_mod_s)); + mod->num_lps = BFA_LPS_MAX_LPORTS; + if (cfg->drvcfg.min_cfg) + mod->num_lps = BFA_LPS_MIN_LPORTS; + else + mod->num_lps = BFA_LPS_MAX_LPORTS; + mod->lps_arr = lps = (struct bfa_lps_s *) bfa_meminfo_kva(meminfo); + + bfa_meminfo_kva(meminfo) += mod->num_lps * sizeof(struct bfa_lps_s); + + INIT_LIST_HEAD(&mod->lps_free_q); + INIT_LIST_HEAD(&mod->lps_active_q); + + for (i = 0; i < mod->num_lps; i++, lps++) { + lps->bfa = bfa; + lps->lp_tag = (u8) i; + lps->reqq = BFA_REQQ_LPS; + bfa_reqq_winit(&lps->wqe, bfa_lps_reqq_resume, lps); + list_add_tail(&lps->qe, &mod->lps_free_q); + } +} + +static void +bfa_lps_detach(struct bfa_s *bfa) +{ +} + +static void +bfa_lps_start(struct bfa_s *bfa) +{ +} + +static void +bfa_lps_stop(struct bfa_s *bfa) +{ +} + +/** + * IOC in disabled state -- consider all lps offline + */ +static void +bfa_lps_iocdisable(struct bfa_s *bfa) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &mod->lps_active_q) { + lps = (struct bfa_lps_s *) qe; + bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE); + } +} + +/** + * Firmware login response + */ +static void +bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + + bfa_assert(rsp->lp_tag < mod->num_lps); + lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag); + + lps->status = rsp->status; + switch (rsp->status) { + case BFA_STATUS_OK: + lps->fport = rsp->f_port; + lps->npiv_en = rsp->npiv_en; + lps->lp_pid = rsp->lp_pid; + lps->pr_bbcred = bfa_os_ntohs(rsp->bb_credit); + lps->pr_pwwn = rsp->port_name; + lps->pr_nwwn = rsp->node_name; + lps->auth_req = rsp->auth_req; + lps->lp_mac = rsp->lp_mac; + lps->brcd_switch = rsp->brcd_switch; + lps->fcf_mac = rsp->fcf_mac; + + break; + + case BFA_STATUS_FABRIC_RJT: + lps->lsrjt_rsn = rsp->lsrjt_rsn; + lps->lsrjt_expl = rsp->lsrjt_expl; + + break; + + case BFA_STATUS_EPROTOCOL: + lps->ext_status = rsp->ext_status; + + break; + + default: + /* Nothing to do with other status */ + break; + } + + bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); +} + +/** + * Firmware logout response + */ +static void +bfa_lps_logout_rsp(struct bfa_s *bfa, struct bfi_lps_logout_rsp_s *rsp) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + + bfa_assert(rsp->lp_tag < mod->num_lps); + lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag); + + bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); +} + +/** + * Firmware received a Clear virtual link request (for FCoE) + */ +static void +bfa_lps_rx_cvl_event(struct bfa_s *bfa, struct bfi_lps_cvl_event_s *cvl) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + + lps = BFA_LPS_FROM_TAG(mod, cvl->lp_tag); + + bfa_sm_send_event(lps, BFA_LPS_SM_RX_CVL); +} + +/** + * Space is available in request queue, resume queueing request to firmware. + */ +static void +bfa_lps_reqq_resume(void *lps_arg) +{ + struct bfa_lps_s *lps = lps_arg; + + bfa_sm_send_event(lps, BFA_LPS_SM_RESUME); +} + +/** + * lps is freed -- triggered by vport delete + */ +static void +bfa_lps_free(struct bfa_lps_s *lps) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa); + + lps->lp_pid = 0; + list_del(&lps->qe); + list_add_tail(&lps->qe, &mod->lps_free_q); +} + +/** + * send login request to firmware + */ +static void +bfa_lps_send_login(struct bfa_lps_s *lps) +{ + struct bfi_lps_login_req_s *m; + + m = bfa_reqq_next(lps->bfa, lps->reqq); + bfa_assert(m); + + bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ, + bfa_lpuid(lps->bfa)); + + m->lp_tag = lps->lp_tag; + m->alpa = lps->alpa; + m->pdu_size = bfa_os_htons(lps->pdusz); + m->pwwn = lps->pwwn; + m->nwwn = lps->nwwn; + m->fdisc = lps->fdisc; + m->auth_en = lps->auth_en; + + bfa_reqq_produce(lps->bfa, lps->reqq); +} + +/** + * send logout request to firmware + */ +static void +bfa_lps_send_logout(struct bfa_lps_s *lps) +{ + struct bfi_lps_logout_req_s *m; + + m = bfa_reqq_next(lps->bfa, lps->reqq); + bfa_assert(m); + + bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ, + bfa_lpuid(lps->bfa)); + + m->lp_tag = lps->lp_tag; + m->port_name = lps->pwwn; + bfa_reqq_produce(lps->bfa, lps->reqq); +} + +/** + * Indirect login completion handler for non-fcs + */ +static void +bfa_lps_login_comp_cb(void *arg, bfa_boolean_t complete) +{ + struct bfa_lps_s *lps = arg; + + if (!complete) + return; + + if (lps->fdisc) + bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status); + else + bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status); +} + +/** + * Login completion handler -- direct call for fcs, queue for others + */ +static void +bfa_lps_login_comp(struct bfa_lps_s *lps) +{ + if (!lps->bfa->fcs) { + bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_login_comp_cb, + lps); + return; + } + + if (lps->fdisc) + bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status); + else + bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status); +} + +/** + * Indirect logout completion handler for non-fcs + */ +static void +bfa_lps_logout_comp_cb(void *arg, bfa_boolean_t complete) +{ + struct bfa_lps_s *lps = arg; + + if (!complete) + return; + + if (lps->fdisc) + bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg); +} + +/** + * Logout completion handler -- direct call for fcs, queue for others + */ +static void +bfa_lps_logout_comp(struct bfa_lps_s *lps) +{ + if (!lps->bfa->fcs) { + bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_logout_comp_cb, + lps); + return; + } + if (lps->fdisc) + bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg); +} + +/** + * Clear virtual link completion handler for non-fcs + */ +static void +bfa_lps_cvl_event_cb(void *arg, bfa_boolean_t complete) +{ + struct bfa_lps_s *lps = arg; + + if (!complete) + return; + + /* Clear virtual link to base port will result in link down */ + if (lps->fdisc) + bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg); +} + +/** + * Received Clear virtual link event --direct call for fcs, + * queue for others + */ +static void +bfa_lps_cvl_event(struct bfa_lps_s *lps) +{ + if (!lps->bfa->fcs) { + bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_cvl_event_cb, + lps); + return; + } + + /* Clear virtual link to base port will result in link down */ + if (lps->fdisc) + bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg); +} + + + +/** + * lps_public BFA LPS public functions + */ + +u32 +bfa_lps_get_max_vport(struct bfa_s *bfa) +{ + if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT) + return BFA_LPS_MAX_VPORTS_SUPP_CT; + else + return BFA_LPS_MAX_VPORTS_SUPP_CB; +} + +/** + * Allocate a lport srvice tag. + */ +struct bfa_lps_s * +bfa_lps_alloc(struct bfa_s *bfa) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps = NULL; + + bfa_q_deq(&mod->lps_free_q, &lps); + + if (lps == NULL) + return NULL; + + list_add_tail(&lps->qe, &mod->lps_active_q); + + bfa_sm_set_state(lps, bfa_lps_sm_init); + return lps; +} + +/** + * Free lport service tag. This can be called anytime after an alloc. + * No need to wait for any pending login/logout completions. + */ +void +bfa_lps_delete(struct bfa_lps_s *lps) +{ + bfa_sm_send_event(lps, BFA_LPS_SM_DELETE); +} + +/** + * Initiate a lport login. + */ +void +bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz, + wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en) +{ + lps->uarg = uarg; + lps->alpa = alpa; + lps->pdusz = pdusz; + lps->pwwn = pwwn; + lps->nwwn = nwwn; + lps->fdisc = BFA_FALSE; + lps->auth_en = auth_en; + bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN); +} + +/** + * Initiate a lport fdisc login. + */ +void +bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn, + wwn_t nwwn) +{ + lps->uarg = uarg; + lps->alpa = 0; + lps->pdusz = pdusz; + lps->pwwn = pwwn; + lps->nwwn = nwwn; + lps->fdisc = BFA_TRUE; + lps->auth_en = BFA_FALSE; + bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN); +} + +/** + * Initiate a lport logout (flogi). + */ +void +bfa_lps_flogo(struct bfa_lps_s *lps) +{ + bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT); +} + +/** + * Initiate a lport FDSIC logout. + */ +void +bfa_lps_fdisclogo(struct bfa_lps_s *lps) +{ + bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT); +} + +/** + * Discard a pending login request -- should be called only for + * link down handling. + */ +void +bfa_lps_discard(struct bfa_lps_s *lps) +{ + bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE); +} + +/** + * Return lport services tag + */ +u8 +bfa_lps_get_tag(struct bfa_lps_s *lps) +{ + return lps->lp_tag; +} + +/** + * Return lport services tag given the pid + */ +u8 +bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + int i; + + for (i = 0, lps = mod->lps_arr; i < mod->num_lps; i++, lps++) { + if (lps->lp_pid == pid) + return lps->lp_tag; + } + + /* Return base port tag anyway */ + return 0; +} + +/** + * return if fabric login indicates support for NPIV + */ +bfa_boolean_t +bfa_lps_is_npiv_en(struct bfa_lps_s *lps) +{ + return lps->npiv_en; +} + +/** + * Return TRUE if attached to F-Port, else return FALSE + */ +bfa_boolean_t +bfa_lps_is_fport(struct bfa_lps_s *lps) +{ + return lps->fport; +} + +/** + * Return TRUE if attached to a Brocade Fabric + */ +bfa_boolean_t +bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps) +{ + return lps->brcd_switch; +} +/** + * return TRUE if authentication is required + */ +bfa_boolean_t +bfa_lps_is_authreq(struct bfa_lps_s *lps) +{ + return lps->auth_req; +} + +bfa_eproto_status_t +bfa_lps_get_extstatus(struct bfa_lps_s *lps) +{ + return lps->ext_status; +} + +/** + * return port id assigned to the lport + */ +u32 +bfa_lps_get_pid(struct bfa_lps_s *lps) +{ + return lps->lp_pid; +} + +/** + * return port id assigned to the base lport + */ +u32 +bfa_lps_get_base_pid(struct bfa_s *bfa) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + + return BFA_LPS_FROM_TAG(mod, 0)->lp_pid; +} + +/** + * Return bb_credit assigned in FLOGI response + */ +u16 +bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps) +{ + return lps->pr_bbcred; +} + +/** + * Return peer port name + */ +wwn_t +bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps) +{ + return lps->pr_pwwn; +} + +/** + * Return peer node name + */ +wwn_t +bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps) +{ + return lps->pr_nwwn; +} + +/** + * return reason code if login request is rejected + */ +u8 +bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps) +{ + return lps->lsrjt_rsn; +} + +/** + * return explanation code if login request is rejected + */ +u8 +bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps) +{ + return lps->lsrjt_expl; +} + +/** + * Return fpma/spma MAC for lport + */ +mac_t +bfa_lps_get_lp_mac(struct bfa_lps_s *lps) +{ + return lps->lp_mac; +} + +/** + * LPS firmware message class handler. + */ +void +bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + union bfi_lps_i2h_msg_u msg; + + bfa_trc(bfa, m->mhdr.msg_id); + msg.msg = m; + + switch (m->mhdr.msg_id) { + case BFI_LPS_H2I_LOGIN_RSP: + bfa_lps_login_rsp(bfa, msg.login_rsp); + break; + + case BFI_LPS_H2I_LOGOUT_RSP: + bfa_lps_logout_rsp(bfa, msg.logout_rsp); + break; + + case BFI_LPS_H2I_CVL_EVENT: + bfa_lps_rx_cvl_event(bfa, msg.cvl_event); + break; + + default: + bfa_trc(bfa, m->mhdr.msg_id); + bfa_assert(0); + } +} + +/** + * FC PORT state machine functions + */ +static void +bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_START: + /** + * Start event after IOC is configured and BFA is started. + */ + if (bfa_fcport_send_enable(fcport)) { + bfa_trc(fcport->bfa, BFA_TRUE); + bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); + } else { + bfa_trc(fcport->bfa, BFA_FALSE); + bfa_sm_set_state(fcport, + bfa_fcport_sm_enabling_qwait); + } + break; + + case BFA_FCPORT_SM_ENABLE: + /** + * Port is persistently configured to be in enabled state. Do + * not change state. Port enabling is done when START event is + * received. + */ + break; + + case BFA_FCPORT_SM_DISABLE: + /** + * If a port is persistently configured to be disabled, the + * first event will a port disable request. + */ + bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); + break; + + case BFA_FCPORT_SM_HWFAIL: + bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); + break; + + default: + bfa_sm_fault(fcport->bfa, event); + } +} + +static void +bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + char pwwn_buf[BFA_STRING_32]; + struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_QRESUME: + bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); + bfa_fcport_send_enable(fcport); + break; + + case BFA_FCPORT_SM_STOP: + bfa_reqq_wcancel(&fcport->reqq_wait); + bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); + break; + + case BFA_FCPORT_SM_ENABLE: + /** + * Already enable is in progress. + */ + break; + + case BFA_FCPORT_SM_DISABLE: + /** + * Just send disable request to firmware when room becomes + * available in request queue. + */ + bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); + bfa_reqq_wcancel(&fcport->reqq_wait); + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); + wwn2str(pwwn_buf, fcport->pwwn); + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port disabled: WWN = %s\n", pwwn_buf); + break; + + case BFA_FCPORT_SM_LINKUP: + case BFA_FCPORT_SM_LINKDOWN: + /** + * Possible to get link events when doing back-to-back + * enable/disables. + */ + break; + + case BFA_FCPORT_SM_HWFAIL: + bfa_reqq_wcancel(&fcport->reqq_wait); + bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); + break; + + default: + bfa_sm_fault(fcport->bfa, event); + } +} + +static void +bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + char pwwn_buf[BFA_STRING_32]; + struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_FWRSP: + case BFA_FCPORT_SM_LINKDOWN: + bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown); + break; + + case BFA_FCPORT_SM_LINKUP: + bfa_fcport_update_linkinfo(fcport); + bfa_sm_set_state(fcport, bfa_fcport_sm_linkup); + + bfa_assert(fcport->event_cbfn); + bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE); + break; + + case BFA_FCPORT_SM_ENABLE: + /** + * Already being enabled. + */ + break; + + case BFA_FCPORT_SM_DISABLE: + if (bfa_fcport_send_disable(fcport)) + bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); + else + bfa_sm_set_state(fcport, + bfa_fcport_sm_disabling_qwait); + + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); + wwn2str(pwwn_buf, fcport->pwwn); + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port disabled: WWN = %s\n", pwwn_buf); + break; + + case BFA_FCPORT_SM_STOP: + bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); + break; + + case BFA_FCPORT_SM_HWFAIL: + bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); + break; + + default: + bfa_sm_fault(fcport->bfa, event); + } +} + +static void +bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event; + char pwwn_buf[BFA_STRING_32]; + struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; + + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_LINKUP: + bfa_fcport_update_linkinfo(fcport); + bfa_sm_set_state(fcport, bfa_fcport_sm_linkup); + bfa_assert(fcport->event_cbfn); + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkup"); + if (!bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { + + bfa_trc(fcport->bfa, + pevent->link_state.vc_fcf.fcf.fipenabled); + bfa_trc(fcport->bfa, + pevent->link_state.vc_fcf.fcf.fipfailed); + + if (pevent->link_state.vc_fcf.fcf.fipfailed) + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_FIP_FCF_DISC, 0, + "FIP FCF Discovery Failed"); + else + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_FIP_FCF_DISC, 0, + "FIP FCF Discovered"); + } + + bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE); + wwn2str(pwwn_buf, fcport->pwwn); + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port online: WWN = %s\n", pwwn_buf); + break; + + case BFA_FCPORT_SM_LINKDOWN: + /** + * Possible to get link down event. + */ + break; + + case BFA_FCPORT_SM_ENABLE: + /** + * Already enabled. + */ + break; + + case BFA_FCPORT_SM_DISABLE: + if (bfa_fcport_send_disable(fcport)) + bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); + else + bfa_sm_set_state(fcport, + bfa_fcport_sm_disabling_qwait); + + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); + wwn2str(pwwn_buf, fcport->pwwn); + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port disabled: WWN = %s\n", pwwn_buf); + break; + + case BFA_FCPORT_SM_STOP: + bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); + break; + + case BFA_FCPORT_SM_HWFAIL: + bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); + break; + + default: + bfa_sm_fault(fcport->bfa, event); + } +} + +static void +bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + char pwwn_buf[BFA_STRING_32]; + struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; + + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_ENABLE: + /** + * Already enabled. + */ + break; + + case BFA_FCPORT_SM_DISABLE: + if (bfa_fcport_send_disable(fcport)) + bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); + else + bfa_sm_set_state(fcport, + bfa_fcport_sm_disabling_qwait); + + bfa_fcport_reset_linkinfo(fcport); + bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); + wwn2str(pwwn_buf, fcport->pwwn); + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port offline: WWN = %s\n", pwwn_buf); + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port disabled: WWN = %s\n", pwwn_buf); + break; + + case BFA_FCPORT_SM_LINKDOWN: + bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown); + bfa_fcport_reset_linkinfo(fcport); + bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkdown"); + wwn2str(pwwn_buf, fcport->pwwn); + if (BFA_PORT_IS_DISABLED(fcport->bfa)) + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port offline: WWN = %s\n", pwwn_buf); + else + BFA_LOG(KERN_ERR, bfad, log_level, + "Base port (WWN = %s) " + "lost fabric connectivity\n", pwwn_buf); + break; + + case BFA_FCPORT_SM_STOP: + bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); + bfa_fcport_reset_linkinfo(fcport); + wwn2str(pwwn_buf, fcport->pwwn); + if (BFA_PORT_IS_DISABLED(fcport->bfa)) + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port offline: WWN = %s\n", pwwn_buf); + else + BFA_LOG(KERN_ERR, bfad, log_level, + "Base port (WWN = %s) " + "lost fabric connectivity\n", pwwn_buf); + break; + + case BFA_FCPORT_SM_HWFAIL: + bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); + bfa_fcport_reset_linkinfo(fcport); + bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); + wwn2str(pwwn_buf, fcport->pwwn); + if (BFA_PORT_IS_DISABLED(fcport->bfa)) + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port offline: WWN = %s\n", pwwn_buf); + else + BFA_LOG(KERN_ERR, bfad, log_level, + "Base port (WWN = %s) " + "lost fabric connectivity\n", pwwn_buf); + break; + + default: + bfa_sm_fault(fcport->bfa, event); + } +} + +static void +bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_QRESUME: + bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); + bfa_fcport_send_disable(fcport); + break; + + case BFA_FCPORT_SM_STOP: + bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); + bfa_reqq_wcancel(&fcport->reqq_wait); + break; + + case BFA_FCPORT_SM_ENABLE: + bfa_sm_set_state(fcport, bfa_fcport_sm_toggling_qwait); + break; + + case BFA_FCPORT_SM_DISABLE: + /** + * Already being disabled. + */ + break; + + case BFA_FCPORT_SM_LINKUP: + case BFA_FCPORT_SM_LINKDOWN: + /** + * Possible to get link events when doing back-to-back + * enable/disables. + */ + break; + + case BFA_FCPORT_SM_HWFAIL: + bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); + bfa_reqq_wcancel(&fcport->reqq_wait); + break; + + default: + bfa_sm_fault(fcport->bfa, event); + } +} + +static void +bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_QRESUME: + bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); + bfa_fcport_send_disable(fcport); + if (bfa_fcport_send_enable(fcport)) + bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); + else + bfa_sm_set_state(fcport, + bfa_fcport_sm_enabling_qwait); + break; + + case BFA_FCPORT_SM_STOP: + bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); + bfa_reqq_wcancel(&fcport->reqq_wait); + break; + + case BFA_FCPORT_SM_ENABLE: + break; + + case BFA_FCPORT_SM_DISABLE: + bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait); + break; + + case BFA_FCPORT_SM_LINKUP: + case BFA_FCPORT_SM_LINKDOWN: + /** + * Possible to get link events when doing back-to-back + * enable/disables. + */ + break; + + case BFA_FCPORT_SM_HWFAIL: + bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); + bfa_reqq_wcancel(&fcport->reqq_wait); + break; + + default: + bfa_sm_fault(fcport->bfa, event); + } +} + +static void +bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + char pwwn_buf[BFA_STRING_32]; + struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_FWRSP: + bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); + break; + + case BFA_FCPORT_SM_DISABLE: + /** + * Already being disabled. + */ + break; + + case BFA_FCPORT_SM_ENABLE: + if (bfa_fcport_send_enable(fcport)) + bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); + else + bfa_sm_set_state(fcport, + bfa_fcport_sm_enabling_qwait); + + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_PORT_ENABLE, 0, "Port Enable"); + wwn2str(pwwn_buf, fcport->pwwn); + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port enabled: WWN = %s\n", pwwn_buf); + break; + + case BFA_FCPORT_SM_STOP: + bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); + break; + + case BFA_FCPORT_SM_LINKUP: + case BFA_FCPORT_SM_LINKDOWN: + /** + * Possible to get link events when doing back-to-back + * enable/disables. + */ + break; + + case BFA_FCPORT_SM_HWFAIL: + bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); + break; + + default: + bfa_sm_fault(fcport->bfa, event); + } +} + +static void +bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + char pwwn_buf[BFA_STRING_32]; + struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_START: + /** + * Ignore start event for a port that is disabled. + */ + break; + + case BFA_FCPORT_SM_STOP: + bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); + break; + + case BFA_FCPORT_SM_ENABLE: + if (bfa_fcport_send_enable(fcport)) + bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); + else + bfa_sm_set_state(fcport, + bfa_fcport_sm_enabling_qwait); + + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_PORT_ENABLE, 0, "Port Enable"); + wwn2str(pwwn_buf, fcport->pwwn); + BFA_LOG(KERN_INFO, bfad, log_level, + "Base port enabled: WWN = %s\n", pwwn_buf); + break; + + case BFA_FCPORT_SM_DISABLE: + /** + * Already disabled. + */ + break; + + case BFA_FCPORT_SM_HWFAIL: + bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); + break; + + default: + bfa_sm_fault(fcport->bfa, event); + } +} + +static void +bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_START: + if (bfa_fcport_send_enable(fcport)) + bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); + else + bfa_sm_set_state(fcport, + bfa_fcport_sm_enabling_qwait); + break; + + default: + /** + * Ignore all other events. + */ + ; + } +} + +/** + * Port is enabled. IOC is down/failed. + */ +static void +bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_START: + if (bfa_fcport_send_enable(fcport)) + bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); + else + bfa_sm_set_state(fcport, + bfa_fcport_sm_enabling_qwait); + break; + + default: + /** + * Ignore all events. + */ + ; + } +} + +/** + * Port is disabled. IOC is down/failed. + */ +static void +bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport, + enum bfa_fcport_sm_event event) +{ + bfa_trc(fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_SM_START: + bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); + break; + + case BFA_FCPORT_SM_ENABLE: + bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); + break; + + default: + /** + * Ignore all events. + */ + ; + } +} + +/** + * Link state is down + */ +static void +bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event) +{ + bfa_trc(ln->fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_LN_SM_LINKUP: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf); + bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP); + break; + + default: + bfa_sm_fault(ln->fcport->bfa, event); + } +} + +/** + * Link state is waiting for down notification + */ +static void +bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event) +{ + bfa_trc(ln->fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_LN_SM_LINKUP: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf); + break; + + case BFA_FCPORT_LN_SM_NOTIFICATION: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn); + break; + + default: + bfa_sm_fault(ln->fcport->bfa, event); + } +} + +/** + * Link state is waiting for down notification and there is a pending up + */ +static void +bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event) +{ + bfa_trc(ln->fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_LN_SM_LINKDOWN: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); + break; + + case BFA_FCPORT_LN_SM_NOTIFICATION: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf); + bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP); + break; + + default: + bfa_sm_fault(ln->fcport->bfa, event); + } +} + +/** + * Link state is up + */ +static void +bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event) +{ + bfa_trc(ln->fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_LN_SM_LINKDOWN: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); + bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN); + break; + + default: + bfa_sm_fault(ln->fcport->bfa, event); + } +} + +/** + * Link state is waiting for up notification + */ +static void +bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event) +{ + bfa_trc(ln->fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_LN_SM_LINKDOWN: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf); + break; + + case BFA_FCPORT_LN_SM_NOTIFICATION: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_up); + break; + + default: + bfa_sm_fault(ln->fcport->bfa, event); + } +} + +/** + * Link state is waiting for up notification and there is a pending down + */ +static void +bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event) +{ + bfa_trc(ln->fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_LN_SM_LINKUP: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_up_nf); + break; + + case BFA_FCPORT_LN_SM_NOTIFICATION: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); + bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN); + break; + + default: + bfa_sm_fault(ln->fcport->bfa, event); + } +} + +/** + * Link state is waiting for up notification and there are pending down and up + */ +static void +bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln, + enum bfa_fcport_ln_sm_event event) +{ + bfa_trc(ln->fcport->bfa, event); + + switch (event) { + case BFA_FCPORT_LN_SM_LINKDOWN: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf); + break; + + case BFA_FCPORT_LN_SM_NOTIFICATION: + bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf); + bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN); + break; + + default: + bfa_sm_fault(ln->fcport->bfa, event); + } +} + + + +/** + * hal_port_private + */ + +static void +__bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_fcport_ln_s *ln = cbarg; + + if (complete) + ln->fcport->event_cbfn(ln->fcport->event_cbarg, ln->ln_event); + else + bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION); +} + +/** + * Send SCN notification to upper layers. + * trunk - false if caller is fcport to ignore fcport event in trunked mode + */ +static void +bfa_fcport_scn(struct bfa_fcport_s *fcport, enum bfa_port_linkstate event, + bfa_boolean_t trunk) +{ + if (fcport->cfg.trunked && !trunk) + return; + + switch (event) { + case BFA_PORT_LINKUP: + bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKUP); + break; + case BFA_PORT_LINKDOWN: + bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKDOWN); + break; + default: + bfa_assert(0); + } +} + +static void +bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, enum bfa_port_linkstate event) +{ + struct bfa_fcport_s *fcport = ln->fcport; + + if (fcport->bfa->fcs) { + fcport->event_cbfn(fcport->event_cbarg, event); + bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION); + } else { + ln->ln_event = event; + bfa_cb_queue(fcport->bfa, &ln->ln_qe, + __bfa_cb_fcport_event, ln); + } +} + +#define FCPORT_STATS_DMA_SZ (BFA_ROUNDUP(sizeof(union bfa_fcport_stats_u), \ + BFA_CACHELINE_SZ)) + +static void +bfa_fcport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, + u32 *dm_len) +{ + *dm_len += FCPORT_STATS_DMA_SZ; +} + +static void +bfa_fcport_qresume(void *cbarg) +{ + struct bfa_fcport_s *fcport = cbarg; + + bfa_sm_send_event(fcport, BFA_FCPORT_SM_QRESUME); +} + +static void +bfa_fcport_mem_claim(struct bfa_fcport_s *fcport, struct bfa_meminfo_s *meminfo) +{ + u8 *dm_kva; + u64 dm_pa; + + dm_kva = bfa_meminfo_dma_virt(meminfo); + dm_pa = bfa_meminfo_dma_phys(meminfo); + + fcport->stats_kva = dm_kva; + fcport->stats_pa = dm_pa; + fcport->stats = (union bfa_fcport_stats_u *) dm_kva; + + dm_kva += FCPORT_STATS_DMA_SZ; + dm_pa += FCPORT_STATS_DMA_SZ; + + bfa_meminfo_dma_virt(meminfo) = dm_kva; + bfa_meminfo_dma_phys(meminfo) = dm_pa; +} + +/** + * Memory initialization. + */ +static void +bfa_fcport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + struct bfa_port_cfg_s *port_cfg = &fcport->cfg; + struct bfa_fcport_ln_s *ln = &fcport->ln; + struct bfa_timeval_s tv; + + bfa_os_memset(fcport, 0, sizeof(struct bfa_fcport_s)); + fcport->bfa = bfa; + ln->fcport = fcport; + + bfa_fcport_mem_claim(fcport, meminfo); + + bfa_sm_set_state(fcport, bfa_fcport_sm_uninit); + bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn); + + /** + * initialize time stamp for stats reset + */ + bfa_os_gettimeofday(&tv); + fcport->stats_reset_time = tv.tv_sec; + + /** + * initialize and set default configuration + */ + port_cfg->topology = BFA_PORT_TOPOLOGY_P2P; + port_cfg->speed = BFA_PORT_SPEED_AUTO; + port_cfg->trunked = BFA_FALSE; + port_cfg->maxfrsize = 0; + + port_cfg->trl_def_speed = BFA_PORT_SPEED_1GBPS; + + bfa_reqq_winit(&fcport->reqq_wait, bfa_fcport_qresume, fcport); +} + +static void +bfa_fcport_detach(struct bfa_s *bfa) +{ +} + +/** + * Called when IOC is ready. + */ +static void +bfa_fcport_start(struct bfa_s *bfa) +{ + bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_START); +} + +/** + * Called before IOC is stopped. + */ +static void +bfa_fcport_stop(struct bfa_s *bfa) +{ + bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_STOP); + bfa_trunk_iocdisable(bfa); +} + +/** + * Called when IOC failure is detected. + */ +static void +bfa_fcport_iocdisable(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_sm_send_event(fcport, BFA_FCPORT_SM_HWFAIL); + bfa_trunk_iocdisable(bfa); +} + +static void +bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport) +{ + struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event; + struct bfa_fcport_trunk_s *trunk = &fcport->trunk; + + fcport->speed = pevent->link_state.speed; + fcport->topology = pevent->link_state.topology; + + if (fcport->topology == BFA_PORT_TOPOLOGY_LOOP) + fcport->myalpa = 0; + + /* QoS Details */ + bfa_os_assign(fcport->qos_attr, pevent->link_state.qos_attr); + bfa_os_assign(fcport->qos_vc_attr, + pevent->link_state.vc_fcf.qos_vc_attr); + + /** + * update trunk state if applicable + */ + if (!fcport->cfg.trunked) + trunk->attr.state = BFA_TRUNK_DISABLED; + + /* update FCoE specific */ + fcport->fcoe_vlan = bfa_os_ntohs(pevent->link_state.vc_fcf.fcf.vlan); + + bfa_trc(fcport->bfa, fcport->speed); + bfa_trc(fcport->bfa, fcport->topology); +} + +static void +bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport) +{ + fcport->speed = BFA_PORT_SPEED_UNKNOWN; + fcport->topology = BFA_PORT_TOPOLOGY_NONE; +} + +/** + * Send port enable message to firmware. + */ +static bfa_boolean_t +bfa_fcport_send_enable(struct bfa_fcport_s *fcport) +{ + struct bfi_fcport_enable_req_s *m; + + /** + * Increment message tag before queue check, so that responses to old + * requests are discarded. + */ + fcport->msgtag++; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); + if (!m) { + bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, + &fcport->reqq_wait); + return BFA_FALSE; + } + + bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_ENABLE_REQ, + bfa_lpuid(fcport->bfa)); + m->nwwn = fcport->nwwn; + m->pwwn = fcport->pwwn; + m->port_cfg = fcport->cfg; + m->msgtag = fcport->msgtag; + m->port_cfg.maxfrsize = bfa_os_htons(fcport->cfg.maxfrsize); + bfa_dma_be_addr_set(m->stats_dma_addr, fcport->stats_pa); + bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_lo); + bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_hi); + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); + return BFA_TRUE; +} + +/** + * Send port disable message to firmware. + */ +static bfa_boolean_t +bfa_fcport_send_disable(struct bfa_fcport_s *fcport) +{ + struct bfi_fcport_req_s *m; + + /** + * Increment message tag before queue check, so that responses to old + * requests are discarded. + */ + fcport->msgtag++; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); + if (!m) { + bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, + &fcport->reqq_wait); + return BFA_FALSE; + } + + bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_DISABLE_REQ, + bfa_lpuid(fcport->bfa)); + m->msgtag = fcport->msgtag; + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); + + return BFA_TRUE; +} + +static void +bfa_fcport_set_wwns(struct bfa_fcport_s *fcport) +{ + fcport->pwwn = bfa_ioc_get_pwwn(&fcport->bfa->ioc); + fcport->nwwn = bfa_ioc_get_nwwn(&fcport->bfa->ioc); + + bfa_trc(fcport->bfa, fcport->pwwn); + bfa_trc(fcport->bfa, fcport->nwwn); +} + +static void +bfa_fcport_send_txcredit(void *port_cbarg) +{ + + struct bfa_fcport_s *fcport = port_cbarg; + struct bfi_fcport_set_svc_params_req_s *m; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); + if (!m) { + bfa_trc(fcport->bfa, fcport->cfg.tx_bbcredit); + return; + } + + bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_SET_SVC_PARAMS_REQ, + bfa_lpuid(fcport->bfa)); + m->tx_bbcredit = bfa_os_htons((u16)fcport->cfg.tx_bbcredit); + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); +} + +static void +bfa_fcport_qos_stats_swap(struct bfa_qos_stats_s *d, + struct bfa_qos_stats_s *s) +{ + u32 *dip = (u32 *) d; + u32 *sip = (u32 *) s; + int i; + + /* Now swap the 32 bit fields */ + for (i = 0; i < (sizeof(struct bfa_qos_stats_s)/sizeof(u32)); ++i) + dip[i] = bfa_os_ntohl(sip[i]); +} + +static void +bfa_fcport_fcoe_stats_swap(struct bfa_fcoe_stats_s *d, + struct bfa_fcoe_stats_s *s) +{ + u32 *dip = (u32 *) d; + u32 *sip = (u32 *) s; + int i; + + for (i = 0; i < ((sizeof(struct bfa_fcoe_stats_s))/sizeof(u32)); + i = i + 2) { +#ifdef __BIGENDIAN + dip[i] = bfa_os_ntohl(sip[i]); + dip[i + 1] = bfa_os_ntohl(sip[i + 1]); +#else + dip[i] = bfa_os_ntohl(sip[i + 1]); + dip[i + 1] = bfa_os_ntohl(sip[i]); +#endif + } +} + +static void +__bfa_cb_fcport_stats_get(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_fcport_s *fcport = cbarg; + + if (complete) { + if (fcport->stats_status == BFA_STATUS_OK) { + struct bfa_timeval_s tv; + + /* Swap FC QoS or FCoE stats */ + if (bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { + bfa_fcport_qos_stats_swap( + &fcport->stats_ret->fcqos, + &fcport->stats->fcqos); + } else { + bfa_fcport_fcoe_stats_swap( + &fcport->stats_ret->fcoe, + &fcport->stats->fcoe); + + bfa_os_gettimeofday(&tv); + fcport->stats_ret->fcoe.secs_reset = + tv.tv_sec - fcport->stats_reset_time; + } + } + fcport->stats_cbfn(fcport->stats_cbarg, fcport->stats_status); + } else { + fcport->stats_busy = BFA_FALSE; + fcport->stats_status = BFA_STATUS_OK; + } +} + +static void +bfa_fcport_stats_get_timeout(void *cbarg) +{ + struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; + + bfa_trc(fcport->bfa, fcport->stats_qfull); + + if (fcport->stats_qfull) { + bfa_reqq_wcancel(&fcport->stats_reqq_wait); + fcport->stats_qfull = BFA_FALSE; + } + + fcport->stats_status = BFA_STATUS_ETIMER; + bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, __bfa_cb_fcport_stats_get, + fcport); +} + +static void +bfa_fcport_send_stats_get(void *cbarg) +{ + struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; + struct bfi_fcport_req_s *msg; + + msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); + + if (!msg) { + fcport->stats_qfull = BFA_TRUE; + bfa_reqq_winit(&fcport->stats_reqq_wait, + bfa_fcport_send_stats_get, fcport); + bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, + &fcport->stats_reqq_wait); + return; + } + fcport->stats_qfull = BFA_FALSE; + + bfa_os_memset(msg, 0, sizeof(struct bfi_fcport_req_s)); + bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_GET_REQ, + bfa_lpuid(fcport->bfa)); + bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); +} + +static void +__bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_fcport_s *fcport = cbarg; + + if (complete) { + struct bfa_timeval_s tv; + + /** + * re-initialize time stamp for stats reset + */ + bfa_os_gettimeofday(&tv); + fcport->stats_reset_time = tv.tv_sec; + + fcport->stats_cbfn(fcport->stats_cbarg, fcport->stats_status); + } else { + fcport->stats_busy = BFA_FALSE; + fcport->stats_status = BFA_STATUS_OK; + } +} + +static void +bfa_fcport_stats_clr_timeout(void *cbarg) +{ + struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; + + bfa_trc(fcport->bfa, fcport->stats_qfull); + + if (fcport->stats_qfull) { + bfa_reqq_wcancel(&fcport->stats_reqq_wait); + fcport->stats_qfull = BFA_FALSE; + } + + fcport->stats_status = BFA_STATUS_ETIMER; + bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, + __bfa_cb_fcport_stats_clr, fcport); +} + +static void +bfa_fcport_send_stats_clear(void *cbarg) +{ + struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; + struct bfi_fcport_req_s *msg; + + msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); + + if (!msg) { + fcport->stats_qfull = BFA_TRUE; + bfa_reqq_winit(&fcport->stats_reqq_wait, + bfa_fcport_send_stats_clear, fcport); + bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, + &fcport->stats_reqq_wait); + return; + } + fcport->stats_qfull = BFA_FALSE; + + bfa_os_memset(msg, 0, sizeof(struct bfi_fcport_req_s)); + bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_CLEAR_REQ, + bfa_lpuid(fcport->bfa)); + bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); +} + +/** + * Handle trunk SCN event from firmware. + */ +static void +bfa_trunk_scn(struct bfa_fcport_s *fcport, struct bfi_fcport_trunk_scn_s *scn) +{ + struct bfa_fcport_trunk_s *trunk = &fcport->trunk; + struct bfi_fcport_trunk_link_s *tlink; + struct bfa_trunk_link_attr_s *lattr; + enum bfa_trunk_state state_prev; + int i; + int link_bm = 0; + + bfa_trc(fcport->bfa, fcport->cfg.trunked); + bfa_assert(scn->trunk_state == BFA_TRUNK_ONLINE || + scn->trunk_state == BFA_TRUNK_OFFLINE); + + bfa_trc(fcport->bfa, trunk->attr.state); + bfa_trc(fcport->bfa, scn->trunk_state); + bfa_trc(fcport->bfa, scn->trunk_speed); + + /** + * Save off new state for trunk attribute query + */ + state_prev = trunk->attr.state; + if (fcport->cfg.trunked && (trunk->attr.state != BFA_TRUNK_DISABLED)) + trunk->attr.state = scn->trunk_state; + trunk->attr.speed = scn->trunk_speed; + for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) { + lattr = &trunk->attr.link_attr[i]; + tlink = &scn->tlink[i]; + + lattr->link_state = tlink->state; + lattr->trunk_wwn = tlink->trunk_wwn; + lattr->fctl = tlink->fctl; + lattr->speed = tlink->speed; + lattr->deskew = bfa_os_ntohl(tlink->deskew); + + if (tlink->state == BFA_TRUNK_LINK_STATE_UP) { + fcport->speed = tlink->speed; + fcport->topology = BFA_PORT_TOPOLOGY_P2P; + link_bm |= 1 << i; + } + + bfa_trc(fcport->bfa, lattr->link_state); + bfa_trc(fcport->bfa, lattr->trunk_wwn); + bfa_trc(fcport->bfa, lattr->fctl); + bfa_trc(fcport->bfa, lattr->speed); + bfa_trc(fcport->bfa, lattr->deskew); + } + + switch (link_bm) { + case 3: + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,1)"); + break; + case 2: + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(-,1)"); + break; + case 1: + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,-)"); + break; + default: + bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, + BFA_PL_EID_TRUNK_SCN, 0, "Trunk down"); + } + + /** + * Notify upper layers if trunk state changed. + */ + if ((state_prev != trunk->attr.state) || + (scn->trunk_state == BFA_TRUNK_OFFLINE)) { + bfa_fcport_scn(fcport, (scn->trunk_state == BFA_TRUNK_ONLINE) ? + BFA_PORT_LINKUP : BFA_PORT_LINKDOWN, BFA_TRUE); + } +} + +static void +bfa_trunk_iocdisable(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + int i = 0; + + /** + * In trunked mode, notify upper layers that link is down + */ + if (fcport->cfg.trunked) { + if (fcport->trunk.attr.state == BFA_TRUNK_ONLINE) + bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_TRUE); + + fcport->trunk.attr.state = BFA_TRUNK_OFFLINE; + fcport->trunk.attr.speed = BFA_PORT_SPEED_UNKNOWN; + for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) { + fcport->trunk.attr.link_attr[i].trunk_wwn = 0; + fcport->trunk.attr.link_attr[i].fctl = + BFA_TRUNK_LINK_FCTL_NORMAL; + fcport->trunk.attr.link_attr[i].link_state = + BFA_TRUNK_LINK_STATE_DN_LINKDN; + fcport->trunk.attr.link_attr[i].speed = + BFA_PORT_SPEED_UNKNOWN; + fcport->trunk.attr.link_attr[i].deskew = 0; + } + } +} + + + +/** + * hal_port_public + */ + +/** + * Called to initialize port attributes + */ +void +bfa_fcport_init(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + /** + * Initialize port attributes from IOC hardware data. + */ + bfa_fcport_set_wwns(fcport); + if (fcport->cfg.maxfrsize == 0) + fcport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc); + fcport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc); + fcport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc); + + bfa_assert(fcport->cfg.maxfrsize); + bfa_assert(fcport->cfg.rx_bbcredit); + bfa_assert(fcport->speed_sup); +} + +/** + * Firmware message handler. + */ +void +bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + union bfi_fcport_i2h_msg_u i2hmsg; + + i2hmsg.msg = msg; + fcport->event_arg.i2hmsg = i2hmsg; + + bfa_trc(bfa, msg->mhdr.msg_id); + bfa_trc(bfa, bfa_sm_to_state(hal_port_sm_table, fcport->sm)); + + switch (msg->mhdr.msg_id) { + case BFI_FCPORT_I2H_ENABLE_RSP: + if (fcport->msgtag == i2hmsg.penable_rsp->msgtag) + bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP); + break; + + case BFI_FCPORT_I2H_DISABLE_RSP: + if (fcport->msgtag == i2hmsg.penable_rsp->msgtag) + bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP); + break; + + case BFI_FCPORT_I2H_EVENT: + if (i2hmsg.event->link_state.linkstate == BFA_PORT_LINKUP) + bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKUP); + else + bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKDOWN); + break; + + case BFI_FCPORT_I2H_TRUNK_SCN: + bfa_trunk_scn(fcport, i2hmsg.trunk_scn); + break; + + case BFI_FCPORT_I2H_STATS_GET_RSP: + /* + * check for timer pop before processing the rsp + */ + if (fcport->stats_busy == BFA_FALSE || + fcport->stats_status == BFA_STATUS_ETIMER) + break; + + bfa_timer_stop(&fcport->timer); + fcport->stats_status = i2hmsg.pstatsget_rsp->status; + bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, + __bfa_cb_fcport_stats_get, fcport); + break; + + case BFI_FCPORT_I2H_STATS_CLEAR_RSP: + /* + * check for timer pop before processing the rsp + */ + if (fcport->stats_busy == BFA_FALSE || + fcport->stats_status == BFA_STATUS_ETIMER) + break; + + bfa_timer_stop(&fcport->timer); + fcport->stats_status = BFA_STATUS_OK; + bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, + __bfa_cb_fcport_stats_clr, fcport); + break; + + case BFI_FCPORT_I2H_ENABLE_AEN: + bfa_sm_send_event(fcport, BFA_FCPORT_SM_ENABLE); + break; + + case BFI_FCPORT_I2H_DISABLE_AEN: + bfa_sm_send_event(fcport, BFA_FCPORT_SM_DISABLE); + break; + + default: + bfa_assert(0); + break; + } +} + + + +/** + * hal_port_api + */ + +/** + * Registered callback for port events. + */ +void +bfa_fcport_event_register(struct bfa_s *bfa, + void (*cbfn) (void *cbarg, + enum bfa_port_linkstate event), + void *cbarg) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + fcport->event_cbfn = cbfn; + fcport->event_cbarg = cbarg; +} + +bfa_status_t +bfa_fcport_enable(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + if (bfa_ioc_is_disabled(&bfa->ioc)) + return BFA_STATUS_IOC_DISABLED; + + if (fcport->diag_busy) + return BFA_STATUS_DIAG_BUSY; + + bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_ENABLE); + return BFA_STATUS_OK; +} + +bfa_status_t +bfa_fcport_disable(struct bfa_s *bfa) +{ + + if (bfa_ioc_is_disabled(&bfa->ioc)) + return BFA_STATUS_IOC_DISABLED; + + bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DISABLE); + return BFA_STATUS_OK; +} + +/** + * Configure port speed. + */ +bfa_status_t +bfa_fcport_cfg_speed(struct bfa_s *bfa, enum bfa_port_speed speed) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, speed); + + if (fcport->cfg.trunked == BFA_TRUE) + return BFA_STATUS_TRUNK_ENABLED; + if ((speed != BFA_PORT_SPEED_AUTO) && (speed > fcport->speed_sup)) { + bfa_trc(bfa, fcport->speed_sup); + return BFA_STATUS_UNSUPP_SPEED; + } + + fcport->cfg.speed = speed; + + return BFA_STATUS_OK; +} + +/** + * Get current speed. + */ +enum bfa_port_speed +bfa_fcport_get_speed(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + return fcport->speed; +} + +/** + * Configure port topology. + */ +bfa_status_t +bfa_fcport_cfg_topology(struct bfa_s *bfa, enum bfa_port_topology topology) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, topology); + bfa_trc(bfa, fcport->cfg.topology); + + switch (topology) { + case BFA_PORT_TOPOLOGY_P2P: + case BFA_PORT_TOPOLOGY_LOOP: + case BFA_PORT_TOPOLOGY_AUTO: + break; + + default: + return BFA_STATUS_EINVAL; + } + + fcport->cfg.topology = topology; + return BFA_STATUS_OK; +} + +/** + * Get current topology. + */ +enum bfa_port_topology +bfa_fcport_get_topology(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + return fcport->topology; +} + +bfa_status_t +bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, alpa); + bfa_trc(bfa, fcport->cfg.cfg_hardalpa); + bfa_trc(bfa, fcport->cfg.hardalpa); + + fcport->cfg.cfg_hardalpa = BFA_TRUE; + fcport->cfg.hardalpa = alpa; + + return BFA_STATUS_OK; +} + +bfa_status_t +bfa_fcport_clr_hardalpa(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, fcport->cfg.cfg_hardalpa); + bfa_trc(bfa, fcport->cfg.hardalpa); + + fcport->cfg.cfg_hardalpa = BFA_FALSE; + return BFA_STATUS_OK; +} + +bfa_boolean_t +bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + *alpa = fcport->cfg.hardalpa; + return fcport->cfg.cfg_hardalpa; +} + +u8 +bfa_fcport_get_myalpa(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + return fcport->myalpa; +} + +bfa_status_t +bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxfrsize) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, maxfrsize); + bfa_trc(bfa, fcport->cfg.maxfrsize); + + /* with in range */ + if ((maxfrsize > FC_MAX_PDUSZ) || (maxfrsize < FC_MIN_PDUSZ)) + return BFA_STATUS_INVLD_DFSZ; + + /* power of 2, if not the max frame size of 2112 */ + if ((maxfrsize != FC_MAX_PDUSZ) && (maxfrsize & (maxfrsize - 1))) + return BFA_STATUS_INVLD_DFSZ; + + fcport->cfg.maxfrsize = maxfrsize; + return BFA_STATUS_OK; +} + +u16 +bfa_fcport_get_maxfrsize(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + return fcport->cfg.maxfrsize; +} + +u8 +bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + return fcport->cfg.rx_bbcredit; +} + +void +bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + fcport->cfg.tx_bbcredit = (u8)tx_bbcredit; + bfa_fcport_send_txcredit(fcport); +} + +/** + * Get port attributes. + */ + +wwn_t +bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + if (node) + return fcport->nwwn; + else + return fcport->pwwn; +} + +void +bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_os_memset(attr, 0, sizeof(struct bfa_port_attr_s)); + + attr->nwwn = fcport->nwwn; + attr->pwwn = fcport->pwwn; + + attr->factorypwwn = bfa_ioc_get_mfg_pwwn(&bfa->ioc); + attr->factorynwwn = bfa_ioc_get_mfg_nwwn(&bfa->ioc); + + bfa_os_memcpy(&attr->pport_cfg, &fcport->cfg, + sizeof(struct bfa_port_cfg_s)); + /* speed attributes */ + attr->pport_cfg.speed = fcport->cfg.speed; + attr->speed_supported = fcport->speed_sup; + attr->speed = fcport->speed; + attr->cos_supported = FC_CLASS_3; + + /* topology attributes */ + attr->pport_cfg.topology = fcport->cfg.topology; + attr->topology = fcport->topology; + attr->pport_cfg.trunked = fcport->cfg.trunked; + + /* beacon attributes */ + attr->beacon = fcport->beacon; + attr->link_e2e_beacon = fcport->link_e2e_beacon; + attr->plog_enabled = bfa_plog_get_setting(fcport->bfa->plog); + attr->io_profile = bfa_fcpim_get_io_profile(fcport->bfa); + + attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa); + attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa); + attr->port_state = bfa_sm_to_state(hal_port_sm_table, fcport->sm); + if (bfa_ioc_is_disabled(&fcport->bfa->ioc)) + attr->port_state = BFA_PORT_ST_IOCDIS; + else if (bfa_ioc_fw_mismatch(&fcport->bfa->ioc)) + attr->port_state = BFA_PORT_ST_FWMISMATCH; + + /* FCoE vlan */ + attr->fcoe_vlan = fcport->fcoe_vlan; +} + +#define BFA_FCPORT_STATS_TOV 1000 + +/** + * Fetch port statistics (FCQoS or FCoE). + */ +bfa_status_t +bfa_fcport_get_stats(struct bfa_s *bfa, union bfa_fcport_stats_u *stats, + bfa_cb_port_t cbfn, void *cbarg) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + if (fcport->stats_busy) { + bfa_trc(bfa, fcport->stats_busy); + return BFA_STATUS_DEVBUSY; + } + + fcport->stats_busy = BFA_TRUE; + fcport->stats_ret = stats; + fcport->stats_cbfn = cbfn; + fcport->stats_cbarg = cbarg; + + bfa_fcport_send_stats_get(fcport); + + bfa_timer_start(bfa, &fcport->timer, bfa_fcport_stats_get_timeout, + fcport, BFA_FCPORT_STATS_TOV); + return BFA_STATUS_OK; +} + +/** + * Reset port statistics (FCQoS or FCoE). + */ +bfa_status_t +bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, void *cbarg) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + if (fcport->stats_busy) { + bfa_trc(bfa, fcport->stats_busy); + return BFA_STATUS_DEVBUSY; + } + + fcport->stats_busy = BFA_TRUE; + fcport->stats_cbfn = cbfn; + fcport->stats_cbarg = cbarg; + + bfa_fcport_send_stats_clear(fcport); + + bfa_timer_start(bfa, &fcport->timer, bfa_fcport_stats_clr_timeout, + fcport, BFA_FCPORT_STATS_TOV); + return BFA_STATUS_OK; +} + +/** + * Fetch FCQoS port statistics + */ +bfa_status_t +bfa_fcport_get_qos_stats(struct bfa_s *bfa, union bfa_fcport_stats_u *stats, + bfa_cb_port_t cbfn, void *cbarg) +{ + /* Meaningful only for FC mode */ + bfa_assert(bfa_ioc_get_fcmode(&bfa->ioc)); + + return bfa_fcport_get_stats(bfa, stats, cbfn, cbarg); +} + +/** + * Reset FCoE port statistics + */ +bfa_status_t +bfa_fcport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, void *cbarg) +{ + /* Meaningful only for FC mode */ + bfa_assert(bfa_ioc_get_fcmode(&bfa->ioc)); + + return bfa_fcport_clear_stats(bfa, cbfn, cbarg); +} + +/** + * Fetch FCQoS port statistics + */ +bfa_status_t +bfa_fcport_get_fcoe_stats(struct bfa_s *bfa, union bfa_fcport_stats_u *stats, + bfa_cb_port_t cbfn, void *cbarg) +{ + /* Meaningful only for FCoE mode */ + bfa_assert(!bfa_ioc_get_fcmode(&bfa->ioc)); + + return bfa_fcport_get_stats(bfa, stats, cbfn, cbarg); +} + +/** + * Reset FCoE port statistics + */ +bfa_status_t +bfa_fcport_clear_fcoe_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, void *cbarg) +{ + /* Meaningful only for FCoE mode */ + bfa_assert(!bfa_ioc_get_fcmode(&bfa->ioc)); + + return bfa_fcport_clear_stats(bfa, cbfn, cbarg); +} + +void +bfa_fcport_qos_get_attr(struct bfa_s *bfa, struct bfa_qos_attr_s *qos_attr) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + qos_attr->state = fcport->qos_attr.state; + qos_attr->total_bb_cr = bfa_os_ntohl(fcport->qos_attr.total_bb_cr); +} + +void +bfa_fcport_qos_get_vc_attr(struct bfa_s *bfa, + struct bfa_qos_vc_attr_s *qos_vc_attr) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + struct bfa_qos_vc_attr_s *bfa_vc_attr = &fcport->qos_vc_attr; + u32 i = 0; + + qos_vc_attr->total_vc_count = bfa_os_ntohs(bfa_vc_attr->total_vc_count); + qos_vc_attr->shared_credit = bfa_os_ntohs(bfa_vc_attr->shared_credit); + qos_vc_attr->elp_opmode_flags = + bfa_os_ntohl(bfa_vc_attr->elp_opmode_flags); + + /* Individual VC info */ + while (i < qos_vc_attr->total_vc_count) { + qos_vc_attr->vc_info[i].vc_credit = + bfa_vc_attr->vc_info[i].vc_credit; + qos_vc_attr->vc_info[i].borrow_credit = + bfa_vc_attr->vc_info[i].borrow_credit; + qos_vc_attr->vc_info[i].priority = + bfa_vc_attr->vc_info[i].priority; + ++i; + } +} + +/** + * Fetch port attributes. + */ +bfa_boolean_t +bfa_fcport_is_disabled(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + return bfa_sm_to_state(hal_port_sm_table, fcport->sm) == + BFA_PORT_ST_DISABLED; + +} + +bfa_boolean_t +bfa_fcport_is_ratelim(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + return fcport->cfg.ratelimit ? BFA_TRUE : BFA_FALSE; + +} + +void +bfa_fcport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + enum bfa_ioc_type_e ioc_type = bfa_get_type(bfa); + + bfa_trc(bfa, on_off); + bfa_trc(bfa, fcport->cfg.qos_enabled); + + bfa_trc(bfa, ioc_type); + + if (ioc_type == BFA_IOC_TYPE_FC) { + fcport->cfg.qos_enabled = on_off; + /** + * Notify fcpim of the change in QoS state + */ + bfa_fcpim_update_ioredirect(bfa); + } +} + +void +bfa_fcport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, on_off); + bfa_trc(bfa, fcport->cfg.ratelimit); + + fcport->cfg.ratelimit = on_off; + if (fcport->cfg.trl_def_speed == BFA_PORT_SPEED_UNKNOWN) + fcport->cfg.trl_def_speed = BFA_PORT_SPEED_1GBPS; +} + +/** + * Configure default minimum ratelim speed + */ +bfa_status_t +bfa_fcport_cfg_ratelim_speed(struct bfa_s *bfa, enum bfa_port_speed speed) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, speed); + + /* Auto and speeds greater than the supported speed, are invalid */ + if ((speed == BFA_PORT_SPEED_AUTO) || (speed > fcport->speed_sup)) { + bfa_trc(bfa, fcport->speed_sup); + return BFA_STATUS_UNSUPP_SPEED; + } + + fcport->cfg.trl_def_speed = speed; + + return BFA_STATUS_OK; +} + +/** + * Get default minimum ratelim speed + */ +enum bfa_port_speed +bfa_fcport_get_ratelim_speed(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, fcport->cfg.trl_def_speed); + return fcport->cfg.trl_def_speed; + +} +void +bfa_fcport_busy(struct bfa_s *bfa, bfa_boolean_t status) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, status); + bfa_trc(bfa, fcport->diag_busy); + + fcport->diag_busy = status; +} + +void +bfa_fcport_beacon(void *dev, bfa_boolean_t beacon, + bfa_boolean_t link_e2e_beacon) +{ + struct bfa_s *bfa = dev; + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + bfa_trc(bfa, beacon); + bfa_trc(bfa, link_e2e_beacon); + bfa_trc(bfa, fcport->beacon); + bfa_trc(bfa, fcport->link_e2e_beacon); + + fcport->beacon = beacon; + fcport->link_e2e_beacon = link_e2e_beacon; +} + +bfa_boolean_t +bfa_fcport_is_linkup(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + return (!fcport->cfg.trunked && + bfa_sm_cmp_state(fcport, bfa_fcport_sm_linkup)) || + (fcport->cfg.trunked && + fcport->trunk.attr.state == BFA_TRUNK_ONLINE); +} + +bfa_boolean_t +bfa_fcport_is_qos_enabled(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + return fcport->cfg.qos_enabled; +} + +bfa_status_t +bfa_trunk_get_attr(struct bfa_s *bfa, struct bfa_trunk_attr_s *attr) + +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + struct bfa_fcport_trunk_s *trunk = &fcport->trunk; + + bfa_trc(bfa, fcport->cfg.trunked); + bfa_trc(bfa, trunk->attr.state); + *attr = trunk->attr; + attr->port_id = bfa_lps_get_base_pid(bfa); + + return BFA_STATUS_OK; +} + +void +bfa_trunk_enable_cfg(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + struct bfa_fcport_trunk_s *trunk = &fcport->trunk; + + bfa_trc(bfa, 1); + trunk->attr.state = BFA_TRUNK_OFFLINE; + fcport->cfg.trunked = BFA_TRUE; +} + +bfa_status_t +bfa_trunk_enable(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + struct bfa_fcport_trunk_s *trunk = &fcport->trunk; + + bfa_trc(bfa, 1); + + trunk->attr.state = BFA_TRUNK_OFFLINE; + bfa_fcport_disable(bfa); + fcport->cfg.trunked = BFA_TRUE; + bfa_fcport_enable(bfa); + + return BFA_STATUS_OK; +} + +bfa_status_t +bfa_trunk_disable(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + struct bfa_fcport_trunk_s *trunk = &fcport->trunk; + + bfa_trc(bfa, 0); + trunk->attr.state = BFA_TRUNK_DISABLED; + bfa_fcport_disable(bfa); + fcport->cfg.trunked = BFA_FALSE; + bfa_fcport_enable(bfa); + return BFA_STATUS_OK; +} + + +/** + * Rport State machine functions + */ +/** + * Beginning state, only online event expected. + */ +static void +bfa_rport_sm_uninit(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_CREATE: + bfa_stats(rp, sm_un_cr); + bfa_sm_set_state(rp, bfa_rport_sm_created); + break; + + default: + bfa_stats(rp, sm_un_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +static void +bfa_rport_sm_created(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_ONLINE: + bfa_stats(rp, sm_cr_on); + if (bfa_rport_send_fwcreate(rp)) + bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); + else + bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); + break; + + case BFA_RPORT_SM_DELETE: + bfa_stats(rp, sm_cr_del); + bfa_sm_set_state(rp, bfa_rport_sm_uninit); + bfa_rport_free(rp); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_cr_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); + break; + + default: + bfa_stats(rp, sm_cr_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +/** + * Waiting for rport create response from firmware. + */ +static void +bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_FWRSP: + bfa_stats(rp, sm_fwc_rsp); + bfa_sm_set_state(rp, bfa_rport_sm_online); + bfa_rport_online_cb(rp); + break; + + case BFA_RPORT_SM_DELETE: + bfa_stats(rp, sm_fwc_del); + bfa_sm_set_state(rp, bfa_rport_sm_delete_pending); + break; + + case BFA_RPORT_SM_OFFLINE: + bfa_stats(rp, sm_fwc_off); + bfa_sm_set_state(rp, bfa_rport_sm_offline_pending); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_fwc_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); + break; + + default: + bfa_stats(rp, sm_fwc_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +/** + * Request queue is full, awaiting queue resume to send create request. + */ +static void +bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_QRESUME: + bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); + bfa_rport_send_fwcreate(rp); + break; + + case BFA_RPORT_SM_DELETE: + bfa_stats(rp, sm_fwc_del); + bfa_sm_set_state(rp, bfa_rport_sm_uninit); + bfa_reqq_wcancel(&rp->reqq_wait); + bfa_rport_free(rp); + break; + + case BFA_RPORT_SM_OFFLINE: + bfa_stats(rp, sm_fwc_off); + bfa_sm_set_state(rp, bfa_rport_sm_offline); + bfa_reqq_wcancel(&rp->reqq_wait); + bfa_rport_offline_cb(rp); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_fwc_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); + bfa_reqq_wcancel(&rp->reqq_wait); + break; + + default: + bfa_stats(rp, sm_fwc_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +/** + * Online state - normal parking state. + */ +static void +bfa_rport_sm_online(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + struct bfi_rport_qos_scn_s *qos_scn; + + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_OFFLINE: + bfa_stats(rp, sm_on_off); + if (bfa_rport_send_fwdelete(rp)) + bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); + else + bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull); + break; + + case BFA_RPORT_SM_DELETE: + bfa_stats(rp, sm_on_del); + if (bfa_rport_send_fwdelete(rp)) + bfa_sm_set_state(rp, bfa_rport_sm_deleting); + else + bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_on_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); + break; + + case BFA_RPORT_SM_SET_SPEED: + bfa_rport_send_fwspeed(rp); + break; + + case BFA_RPORT_SM_QOS_SCN: + qos_scn = (struct bfi_rport_qos_scn_s *) rp->event_arg.fw_msg; + rp->qos_attr = qos_scn->new_qos_attr; + bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_flow_id); + bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_flow_id); + bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_priority); + bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_priority); + + qos_scn->old_qos_attr.qos_flow_id = + bfa_os_ntohl(qos_scn->old_qos_attr.qos_flow_id); + qos_scn->new_qos_attr.qos_flow_id = + bfa_os_ntohl(qos_scn->new_qos_attr.qos_flow_id); + + if (qos_scn->old_qos_attr.qos_flow_id != + qos_scn->new_qos_attr.qos_flow_id) + bfa_cb_rport_qos_scn_flowid(rp->rport_drv, + qos_scn->old_qos_attr, + qos_scn->new_qos_attr); + if (qos_scn->old_qos_attr.qos_priority != + qos_scn->new_qos_attr.qos_priority) + bfa_cb_rport_qos_scn_prio(rp->rport_drv, + qos_scn->old_qos_attr, + qos_scn->new_qos_attr); + break; + + default: + bfa_stats(rp, sm_on_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +/** + * Firmware rport is being deleted - awaiting f/w response. + */ +static void +bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_FWRSP: + bfa_stats(rp, sm_fwd_rsp); + bfa_sm_set_state(rp, bfa_rport_sm_offline); + bfa_rport_offline_cb(rp); + break; + + case BFA_RPORT_SM_DELETE: + bfa_stats(rp, sm_fwd_del); + bfa_sm_set_state(rp, bfa_rport_sm_deleting); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_fwd_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); + bfa_rport_offline_cb(rp); + break; + + default: + bfa_stats(rp, sm_fwd_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +static void +bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_QRESUME: + bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); + bfa_rport_send_fwdelete(rp); + break; + + case BFA_RPORT_SM_DELETE: + bfa_stats(rp, sm_fwd_del); + bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_fwd_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); + bfa_reqq_wcancel(&rp->reqq_wait); + bfa_rport_offline_cb(rp); + break; + + default: + bfa_stats(rp, sm_fwd_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +/** + * Offline state. + */ +static void +bfa_rport_sm_offline(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_DELETE: + bfa_stats(rp, sm_off_del); + bfa_sm_set_state(rp, bfa_rport_sm_uninit); + bfa_rport_free(rp); + break; + + case BFA_RPORT_SM_ONLINE: + bfa_stats(rp, sm_off_on); + if (bfa_rport_send_fwcreate(rp)) + bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); + else + bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_off_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); + break; + + default: + bfa_stats(rp, sm_off_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +/** + * Rport is deleted, waiting for firmware response to delete. + */ +static void +bfa_rport_sm_deleting(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_FWRSP: + bfa_stats(rp, sm_del_fwrsp); + bfa_sm_set_state(rp, bfa_rport_sm_uninit); + bfa_rport_free(rp); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_del_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_uninit); + bfa_rport_free(rp); + break; + + default: + bfa_sm_fault(rp->bfa, event); + } +} + +static void +bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_QRESUME: + bfa_stats(rp, sm_del_fwrsp); + bfa_sm_set_state(rp, bfa_rport_sm_deleting); + bfa_rport_send_fwdelete(rp); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_del_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_uninit); + bfa_reqq_wcancel(&rp->reqq_wait); + bfa_rport_free(rp); + break; + + default: + bfa_sm_fault(rp->bfa, event); + } +} + +/** + * Waiting for rport create response from firmware. A delete is pending. + */ +static void +bfa_rport_sm_delete_pending(struct bfa_rport_s *rp, + enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_FWRSP: + bfa_stats(rp, sm_delp_fwrsp); + if (bfa_rport_send_fwdelete(rp)) + bfa_sm_set_state(rp, bfa_rport_sm_deleting); + else + bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_delp_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_uninit); + bfa_rport_free(rp); + break; + + default: + bfa_stats(rp, sm_delp_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +/** + * Waiting for rport create response from firmware. Rport offline is pending. + */ +static void +bfa_rport_sm_offline_pending(struct bfa_rport_s *rp, + enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_FWRSP: + bfa_stats(rp, sm_offp_fwrsp); + if (bfa_rport_send_fwdelete(rp)) + bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); + else + bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull); + break; + + case BFA_RPORT_SM_DELETE: + bfa_stats(rp, sm_offp_del); + bfa_sm_set_state(rp, bfa_rport_sm_delete_pending); + break; + + case BFA_RPORT_SM_HWFAIL: + bfa_stats(rp, sm_offp_hwf); + bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); + break; + + default: + bfa_stats(rp, sm_offp_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + +/** + * IOC h/w failed. + */ +static void +bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, enum bfa_rport_event event) +{ + bfa_trc(rp->bfa, rp->rport_tag); + bfa_trc(rp->bfa, event); + + switch (event) { + case BFA_RPORT_SM_OFFLINE: + bfa_stats(rp, sm_iocd_off); + bfa_rport_offline_cb(rp); + break; + + case BFA_RPORT_SM_DELETE: + bfa_stats(rp, sm_iocd_del); + bfa_sm_set_state(rp, bfa_rport_sm_uninit); + bfa_rport_free(rp); + break; + + case BFA_RPORT_SM_ONLINE: + bfa_stats(rp, sm_iocd_on); + if (bfa_rport_send_fwcreate(rp)) + bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); + else + bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); + break; + + case BFA_RPORT_SM_HWFAIL: + break; + + default: + bfa_stats(rp, sm_iocd_unexp); + bfa_sm_fault(rp->bfa, event); + } +} + + + +/** + * bfa_rport_private BFA rport private functions + */ + +static void +__bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_rport_s *rp = cbarg; + + if (complete) + bfa_cb_rport_online(rp->rport_drv); +} + +static void +__bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_rport_s *rp = cbarg; + + if (complete) + bfa_cb_rport_offline(rp->rport_drv); +} + +static void +bfa_rport_qresume(void *cbarg) +{ + struct bfa_rport_s *rp = cbarg; + + bfa_sm_send_event(rp, BFA_RPORT_SM_QRESUME); +} + +static void +bfa_rport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, + u32 *dm_len) +{ + if (cfg->fwcfg.num_rports < BFA_RPORT_MIN) + cfg->fwcfg.num_rports = BFA_RPORT_MIN; + + *km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_rport_s); +} + +static void +bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) +{ + struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa); + struct bfa_rport_s *rp; + u16 i; + + INIT_LIST_HEAD(&mod->rp_free_q); + INIT_LIST_HEAD(&mod->rp_active_q); + + rp = (struct bfa_rport_s *) bfa_meminfo_kva(meminfo); + mod->rps_list = rp; + mod->num_rports = cfg->fwcfg.num_rports; + + bfa_assert(mod->num_rports && + !(mod->num_rports & (mod->num_rports - 1))); + + for (i = 0; i < mod->num_rports; i++, rp++) { + bfa_os_memset(rp, 0, sizeof(struct bfa_rport_s)); + rp->bfa = bfa; + rp->rport_tag = i; + bfa_sm_set_state(rp, bfa_rport_sm_uninit); + + /** + * - is unused + */ + if (i) + list_add_tail(&rp->qe, &mod->rp_free_q); + + bfa_reqq_winit(&rp->reqq_wait, bfa_rport_qresume, rp); + } + + /** + * consume memory + */ + bfa_meminfo_kva(meminfo) = (u8 *) rp; +} + +static void +bfa_rport_detach(struct bfa_s *bfa) +{ +} + +static void +bfa_rport_start(struct bfa_s *bfa) +{ +} + +static void +bfa_rport_stop(struct bfa_s *bfa) +{ +} + +static void +bfa_rport_iocdisable(struct bfa_s *bfa) +{ + struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa); + struct bfa_rport_s *rport; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &mod->rp_active_q) { + rport = (struct bfa_rport_s *) qe; + bfa_sm_send_event(rport, BFA_RPORT_SM_HWFAIL); + } +} + +static struct bfa_rport_s * +bfa_rport_alloc(struct bfa_rport_mod_s *mod) +{ + struct bfa_rport_s *rport; + + bfa_q_deq(&mod->rp_free_q, &rport); + if (rport) + list_add_tail(&rport->qe, &mod->rp_active_q); + + return rport; +} + +static void +bfa_rport_free(struct bfa_rport_s *rport) +{ + struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(rport->bfa); + + bfa_assert(bfa_q_is_on_q(&mod->rp_active_q, rport)); + list_del(&rport->qe); + list_add_tail(&rport->qe, &mod->rp_free_q); +} + +static bfa_boolean_t +bfa_rport_send_fwcreate(struct bfa_rport_s *rp) +{ + struct bfi_rport_create_req_s *m; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); + if (!m) { + bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait); + return BFA_FALSE; + } + + bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_CREATE_REQ, + bfa_lpuid(rp->bfa)); + m->bfa_handle = rp->rport_tag; + m->max_frmsz = bfa_os_htons(rp->rport_info.max_frmsz); + m->pid = rp->rport_info.pid; + m->lp_tag = rp->rport_info.lp_tag; + m->local_pid = rp->rport_info.local_pid; + m->fc_class = rp->rport_info.fc_class; + m->vf_en = rp->rport_info.vf_en; + m->vf_id = rp->rport_info.vf_id; + m->cisc = rp->rport_info.cisc; + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT); + return BFA_TRUE; +} + +static bfa_boolean_t +bfa_rport_send_fwdelete(struct bfa_rport_s *rp) +{ + struct bfi_rport_delete_req_s *m; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); + if (!m) { + bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait); + return BFA_FALSE; + } + + bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_DELETE_REQ, + bfa_lpuid(rp->bfa)); + m->fw_handle = rp->fw_handle; + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT); + return BFA_TRUE; +} + +static bfa_boolean_t +bfa_rport_send_fwspeed(struct bfa_rport_s *rp) +{ + struct bfa_rport_speed_req_s *m; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); + if (!m) { + bfa_trc(rp->bfa, rp->rport_info.speed); + return BFA_FALSE; + } + + bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_SET_SPEED_REQ, + bfa_lpuid(rp->bfa)); + m->fw_handle = rp->fw_handle; + m->speed = (u8)rp->rport_info.speed; + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT); + return BFA_TRUE; +} + + + +/** + * bfa_rport_public + */ + +/** + * Rport interrupt processing. + */ +void +bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + union bfi_rport_i2h_msg_u msg; + struct bfa_rport_s *rp; + + bfa_trc(bfa, m->mhdr.msg_id); + + msg.msg = m; + + switch (m->mhdr.msg_id) { + case BFI_RPORT_I2H_CREATE_RSP: + rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle); + rp->fw_handle = msg.create_rsp->fw_handle; + rp->qos_attr = msg.create_rsp->qos_attr; + bfa_assert(msg.create_rsp->status == BFA_STATUS_OK); + bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); + break; + + case BFI_RPORT_I2H_DELETE_RSP: + rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle); + bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK); + bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); + break; + + case BFI_RPORT_I2H_QOS_SCN: + rp = BFA_RPORT_FROM_TAG(bfa, msg.qos_scn_evt->bfa_handle); + rp->event_arg.fw_msg = msg.qos_scn_evt; + bfa_sm_send_event(rp, BFA_RPORT_SM_QOS_SCN); + break; + + default: + bfa_trc(bfa, m->mhdr.msg_id); + bfa_assert(0); + } +} + + + +/** + * bfa_rport_api + */ + +struct bfa_rport_s * +bfa_rport_create(struct bfa_s *bfa, void *rport_drv) +{ + struct bfa_rport_s *rp; + + rp = bfa_rport_alloc(BFA_RPORT_MOD(bfa)); + + if (rp == NULL) + return NULL; + + rp->bfa = bfa; + rp->rport_drv = rport_drv; + bfa_rport_clear_stats(rp); + + bfa_assert(bfa_sm_cmp_state(rp, bfa_rport_sm_uninit)); + bfa_sm_send_event(rp, BFA_RPORT_SM_CREATE); + + return rp; +} + +void +bfa_rport_delete(struct bfa_rport_s *rport) +{ + bfa_sm_send_event(rport, BFA_RPORT_SM_DELETE); +} + +void +bfa_rport_online(struct bfa_rport_s *rport, struct bfa_rport_info_s *rport_info) +{ + bfa_assert(rport_info->max_frmsz != 0); + + /** + * Some JBODs are seen to be not setting PDU size correctly in PLOGI + * responses. Default to minimum size. + */ + if (rport_info->max_frmsz == 0) { + bfa_trc(rport->bfa, rport->rport_tag); + rport_info->max_frmsz = FC_MIN_PDUSZ; + } + + bfa_os_assign(rport->rport_info, *rport_info); + bfa_sm_send_event(rport, BFA_RPORT_SM_ONLINE); +} + +void +bfa_rport_offline(struct bfa_rport_s *rport) +{ + bfa_sm_send_event(rport, BFA_RPORT_SM_OFFLINE); +} + +void +bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed) +{ + bfa_assert(speed != 0); + bfa_assert(speed != BFA_PORT_SPEED_AUTO); + + rport->rport_info.speed = speed; + bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED); +} + +void +bfa_rport_get_stats(struct bfa_rport_s *rport, + struct bfa_rport_hal_stats_s *stats) +{ + *stats = rport->stats; +} + +void +bfa_rport_get_qos_attr(struct bfa_rport_s *rport, + struct bfa_rport_qos_attr_s *qos_attr) +{ + qos_attr->qos_priority = rport->qos_attr.qos_priority; + qos_attr->qos_flow_id = bfa_os_ntohl(rport->qos_attr.qos_flow_id); + +} + +void +bfa_rport_clear_stats(struct bfa_rport_s *rport) +{ + bfa_os_memset(&rport->stats, 0, sizeof(rport->stats)); +} + + +/** + * SGPG related functions + */ + +/** + * Compute and return memory needed by FCP(im) module. + */ +static void +bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, + u32 *dm_len) +{ + if (cfg->drvcfg.num_sgpgs < BFA_SGPG_MIN) + cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN; + + *km_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfa_sgpg_s); + *dm_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfi_sgpg_s); +} + + +static void +bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *minfo, struct bfa_pcidev_s *pcidev) +{ + struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); + int i; + struct bfa_sgpg_s *hsgpg; + struct bfi_sgpg_s *sgpg; + u64 align_len; + + union { + u64 pa; + union bfi_addr_u addr; + } sgpg_pa, sgpg_pa_tmp; + + INIT_LIST_HEAD(&mod->sgpg_q); + INIT_LIST_HEAD(&mod->sgpg_wait_q); + + bfa_trc(bfa, cfg->drvcfg.num_sgpgs); + + mod->num_sgpgs = cfg->drvcfg.num_sgpgs; + mod->sgpg_arr_pa = bfa_meminfo_dma_phys(minfo); + align_len = (BFA_SGPG_ROUNDUP(mod->sgpg_arr_pa) - mod->sgpg_arr_pa); + mod->sgpg_arr_pa += align_len; + mod->hsgpg_arr = (struct bfa_sgpg_s *) (bfa_meminfo_kva(minfo) + + align_len); + mod->sgpg_arr = (struct bfi_sgpg_s *) (bfa_meminfo_dma_virt(minfo) + + align_len); + + hsgpg = mod->hsgpg_arr; + sgpg = mod->sgpg_arr; + sgpg_pa.pa = mod->sgpg_arr_pa; + mod->free_sgpgs = mod->num_sgpgs; + + bfa_assert(!(sgpg_pa.pa & (sizeof(struct bfi_sgpg_s) - 1))); + + for (i = 0; i < mod->num_sgpgs; i++) { + bfa_os_memset(hsgpg, 0, sizeof(*hsgpg)); + bfa_os_memset(sgpg, 0, sizeof(*sgpg)); + + hsgpg->sgpg = sgpg; + sgpg_pa_tmp.pa = bfa_sgaddr_le(sgpg_pa.pa); + hsgpg->sgpg_pa = sgpg_pa_tmp.addr; + list_add_tail(&hsgpg->qe, &mod->sgpg_q); + + hsgpg++; + sgpg++; + sgpg_pa.pa += sizeof(struct bfi_sgpg_s); + } + + bfa_meminfo_kva(minfo) = (u8 *) hsgpg; + bfa_meminfo_dma_virt(minfo) = (u8 *) sgpg; + bfa_meminfo_dma_phys(minfo) = sgpg_pa.pa; +} + +static void +bfa_sgpg_detach(struct bfa_s *bfa) +{ +} + +static void +bfa_sgpg_start(struct bfa_s *bfa) +{ +} + +static void +bfa_sgpg_stop(struct bfa_s *bfa) +{ +} + +static void +bfa_sgpg_iocdisable(struct bfa_s *bfa) +{ +} + + + +/** + * hal_sgpg_public BFA SGPG public functions + */ + +bfa_status_t +bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs) +{ + struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); + struct bfa_sgpg_s *hsgpg; + int i; + + bfa_trc_fp(bfa, nsgpgs); + + if (mod->free_sgpgs < nsgpgs) + return BFA_STATUS_ENOMEM; + + for (i = 0; i < nsgpgs; i++) { + bfa_q_deq(&mod->sgpg_q, &hsgpg); + bfa_assert(hsgpg); + list_add_tail(&hsgpg->qe, sgpg_q); + } + + mod->free_sgpgs -= nsgpgs; + return BFA_STATUS_OK; +} + +void +bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpg) +{ + struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); + struct bfa_sgpg_wqe_s *wqe; + + bfa_trc_fp(bfa, nsgpg); + + mod->free_sgpgs += nsgpg; + bfa_assert(mod->free_sgpgs <= mod->num_sgpgs); + + list_splice_tail_init(sgpg_q, &mod->sgpg_q); + + if (list_empty(&mod->sgpg_wait_q)) + return; + + /** + * satisfy as many waiting requests as possible + */ + do { + wqe = bfa_q_first(&mod->sgpg_wait_q); + if (mod->free_sgpgs < wqe->nsgpg) + nsgpg = mod->free_sgpgs; + else + nsgpg = wqe->nsgpg; + bfa_sgpg_malloc(bfa, &wqe->sgpg_q, nsgpg); + wqe->nsgpg -= nsgpg; + if (wqe->nsgpg == 0) { + list_del(&wqe->qe); + wqe->cbfn(wqe->cbarg); + } + } while (mod->free_sgpgs && !list_empty(&mod->sgpg_wait_q)); +} + +void +bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpg) +{ + struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); + + bfa_assert(nsgpg > 0); + bfa_assert(nsgpg > mod->free_sgpgs); + + wqe->nsgpg_total = wqe->nsgpg = nsgpg; + + /** + * allocate any left to this one first + */ + if (mod->free_sgpgs) { + /** + * no one else is waiting for SGPG + */ + bfa_assert(list_empty(&mod->sgpg_wait_q)); + list_splice_tail_init(&mod->sgpg_q, &wqe->sgpg_q); + wqe->nsgpg -= mod->free_sgpgs; + mod->free_sgpgs = 0; + } + + list_add_tail(&wqe->qe, &mod->sgpg_wait_q); +} + +void +bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe) +{ + struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); + + bfa_assert(bfa_q_is_on_q(&mod->sgpg_wait_q, wqe)); + list_del(&wqe->qe); + + if (wqe->nsgpg_total != wqe->nsgpg) + bfa_sgpg_mfree(bfa, &wqe->sgpg_q, + wqe->nsgpg_total - wqe->nsgpg); +} + +void +bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, void (*cbfn) (void *cbarg), + void *cbarg) +{ + INIT_LIST_HEAD(&wqe->sgpg_q); + wqe->cbfn = cbfn; + wqe->cbarg = cbarg; +} + +/** + * UF related functions + */ +/* + ***************************************************************************** + * Internal functions + ***************************************************************************** + */ +static void +__bfa_cb_uf_recv(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_uf_s *uf = cbarg; + struct bfa_uf_mod_s *ufm = BFA_UF_MOD(uf->bfa); + + if (complete) + ufm->ufrecv(ufm->cbarg, uf); +} + +static void +claim_uf_pbs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) +{ + u32 uf_pb_tot_sz; + + ufm->uf_pbs_kva = (struct bfa_uf_buf_s *) bfa_meminfo_dma_virt(mi); + ufm->uf_pbs_pa = bfa_meminfo_dma_phys(mi); + uf_pb_tot_sz = BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * ufm->num_ufs), + BFA_DMA_ALIGN_SZ); + + bfa_meminfo_dma_virt(mi) += uf_pb_tot_sz; + bfa_meminfo_dma_phys(mi) += uf_pb_tot_sz; + + bfa_os_memset((void *)ufm->uf_pbs_kva, 0, uf_pb_tot_sz); +} + +static void +claim_uf_post_msgs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) +{ + struct bfi_uf_buf_post_s *uf_bp_msg; + struct bfi_sge_s *sge; + union bfi_addr_u sga_zero = { {0} }; + u16 i; + u16 buf_len; + + ufm->uf_buf_posts = (struct bfi_uf_buf_post_s *) bfa_meminfo_kva(mi); + uf_bp_msg = ufm->uf_buf_posts; + + for (i = 0, uf_bp_msg = ufm->uf_buf_posts; i < ufm->num_ufs; + i++, uf_bp_msg++) { + bfa_os_memset(uf_bp_msg, 0, sizeof(struct bfi_uf_buf_post_s)); + + uf_bp_msg->buf_tag = i; + buf_len = sizeof(struct bfa_uf_buf_s); + uf_bp_msg->buf_len = bfa_os_htons(buf_len); + bfi_h2i_set(uf_bp_msg->mh, BFI_MC_UF, BFI_UF_H2I_BUF_POST, + bfa_lpuid(ufm->bfa)); + + sge = uf_bp_msg->sge; + sge[0].sg_len = buf_len; + sge[0].flags = BFI_SGE_DATA_LAST; + bfa_dma_addr_set(sge[0].sga, ufm_pbs_pa(ufm, i)); + bfa_sge_to_be(sge); + + sge[1].sg_len = buf_len; + sge[1].flags = BFI_SGE_PGDLEN; + sge[1].sga = sga_zero; + bfa_sge_to_be(&sge[1]); + } + + /** + * advance pointer beyond consumed memory + */ + bfa_meminfo_kva(mi) = (u8 *) uf_bp_msg; +} + +static void +claim_ufs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) +{ + u16 i; + struct bfa_uf_s *uf; + + /* + * Claim block of memory for UF list + */ + ufm->uf_list = (struct bfa_uf_s *) bfa_meminfo_kva(mi); + + /* + * Initialize UFs and queue it in UF free queue + */ + for (i = 0, uf = ufm->uf_list; i < ufm->num_ufs; i++, uf++) { + bfa_os_memset(uf, 0, sizeof(struct bfa_uf_s)); + uf->bfa = ufm->bfa; + uf->uf_tag = i; + uf->pb_len = sizeof(struct bfa_uf_buf_s); + uf->buf_kva = (void *)&ufm->uf_pbs_kva[i]; + uf->buf_pa = ufm_pbs_pa(ufm, i); + list_add_tail(&uf->qe, &ufm->uf_free_q); + } + + /** + * advance memory pointer + */ + bfa_meminfo_kva(mi) = (u8 *) uf; +} + +static void +uf_mem_claim(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) +{ + claim_uf_pbs(ufm, mi); + claim_ufs(ufm, mi); + claim_uf_post_msgs(ufm, mi); +} + +static void +bfa_uf_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len) +{ + u32 num_ufs = cfg->fwcfg.num_uf_bufs; + + /* + * dma-able memory for UF posted bufs + */ + *dm_len += BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * num_ufs), + BFA_DMA_ALIGN_SZ); + + /* + * kernel Virtual memory for UFs and UF buf post msg copies + */ + *ndm_len += sizeof(struct bfa_uf_s) * num_ufs; + *ndm_len += sizeof(struct bfi_uf_buf_post_s) * num_ufs; +} + +static void +bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) +{ + struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); + + bfa_os_memset(ufm, 0, sizeof(struct bfa_uf_mod_s)); + ufm->bfa = bfa; + ufm->num_ufs = cfg->fwcfg.num_uf_bufs; + INIT_LIST_HEAD(&ufm->uf_free_q); + INIT_LIST_HEAD(&ufm->uf_posted_q); + + uf_mem_claim(ufm, meminfo); +} + +static void +bfa_uf_detach(struct bfa_s *bfa) +{ +} + +static struct bfa_uf_s * +bfa_uf_get(struct bfa_uf_mod_s *uf_mod) +{ + struct bfa_uf_s *uf; + + bfa_q_deq(&uf_mod->uf_free_q, &uf); + return uf; +} + +static void +bfa_uf_put(struct bfa_uf_mod_s *uf_mod, struct bfa_uf_s *uf) +{ + list_add_tail(&uf->qe, &uf_mod->uf_free_q); +} + +static bfa_status_t +bfa_uf_post(struct bfa_uf_mod_s *ufm, struct bfa_uf_s *uf) +{ + struct bfi_uf_buf_post_s *uf_post_msg; + + uf_post_msg = bfa_reqq_next(ufm->bfa, BFA_REQQ_FCXP); + if (!uf_post_msg) + return BFA_STATUS_FAILED; + + bfa_os_memcpy(uf_post_msg, &ufm->uf_buf_posts[uf->uf_tag], + sizeof(struct bfi_uf_buf_post_s)); + bfa_reqq_produce(ufm->bfa, BFA_REQQ_FCXP); + + bfa_trc(ufm->bfa, uf->uf_tag); + + list_add_tail(&uf->qe, &ufm->uf_posted_q); + return BFA_STATUS_OK; +} + +static void +bfa_uf_post_all(struct bfa_uf_mod_s *uf_mod) +{ + struct bfa_uf_s *uf; + + while ((uf = bfa_uf_get(uf_mod)) != NULL) { + if (bfa_uf_post(uf_mod, uf) != BFA_STATUS_OK) + break; + } +} + +static void +uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m) +{ + struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); + u16 uf_tag = m->buf_tag; + struct bfa_uf_buf_s *uf_buf = &ufm->uf_pbs_kva[uf_tag]; + struct bfa_uf_s *uf = &ufm->uf_list[uf_tag]; + u8 *buf = &uf_buf->d[0]; + struct fchs_s *fchs; + + m->frm_len = bfa_os_ntohs(m->frm_len); + m->xfr_len = bfa_os_ntohs(m->xfr_len); + + fchs = (struct fchs_s *)uf_buf; + + list_del(&uf->qe); /* dequeue from posted queue */ + + uf->data_ptr = buf; + uf->data_len = m->xfr_len; + + bfa_assert(uf->data_len >= sizeof(struct fchs_s)); + + if (uf->data_len == sizeof(struct fchs_s)) { + bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_UF, BFA_PL_EID_RX, + uf->data_len, (struct fchs_s *)buf); + } else { + u32 pld_w0 = *((u32 *) (buf + sizeof(struct fchs_s))); + bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_UF, + BFA_PL_EID_RX, uf->data_len, + (struct fchs_s *)buf, pld_w0); + } + + if (bfa->fcs) + __bfa_cb_uf_recv(uf, BFA_TRUE); + else + bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf); +} + +static void +bfa_uf_stop(struct bfa_s *bfa) +{ +} + +static void +bfa_uf_iocdisable(struct bfa_s *bfa) +{ + struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); + struct bfa_uf_s *uf; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &ufm->uf_posted_q) { + uf = (struct bfa_uf_s *) qe; + list_del(&uf->qe); + bfa_uf_put(ufm, uf); + } +} + +static void +bfa_uf_start(struct bfa_s *bfa) +{ + bfa_uf_post_all(BFA_UF_MOD(bfa)); +} + + + +/** + * hal_uf_api + */ + +/** + * Register handler for all unsolicted recieve frames. + * + * @param[in] bfa BFA instance + * @param[in] ufrecv receive handler function + * @param[in] cbarg receive handler arg + */ +void +bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, void *cbarg) +{ + struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); + + ufm->ufrecv = ufrecv; + ufm->cbarg = cbarg; +} + +/** + * Free an unsolicited frame back to BFA. + * + * @param[in] uf unsolicited frame to be freed + * + * @return None + */ +void +bfa_uf_free(struct bfa_uf_s *uf) +{ + bfa_uf_put(BFA_UF_MOD(uf->bfa), uf); + bfa_uf_post_all(BFA_UF_MOD(uf->bfa)); +} + + + +/** + * uf_pub BFA uf module public functions + */ +void +bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) +{ + bfa_trc(bfa, msg->mhdr.msg_id); + + switch (msg->mhdr.msg_id) { + case BFI_UF_I2H_FRM_RCVD: + uf_recv(bfa, (struct bfi_uf_frm_rcvd_s *) msg); + break; + + default: + bfa_trc(bfa, msg->mhdr.msg_id); + bfa_assert(0); + } +} + + diff --git a/drivers/scsi/bfa/bfa_svc.h b/drivers/scsi/bfa/bfa_svc.h new file mode 100644 index 00000000000..9921dad0d03 --- /dev/null +++ b/drivers/scsi/bfa/bfa_svc.h @@ -0,0 +1,657 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFA_SVC_H__ +#define __BFA_SVC_H__ + +#include "bfa_cs.h" +#include "bfi_ms.h" + + +/** + * Scatter-gather DMA related defines + */ +#define BFA_SGPG_MIN (16) + +/** + * Alignment macro for SG page allocation + */ +#define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \ + & ~(sizeof(struct bfi_sgpg_s) - 1)) + +struct bfa_sgpg_wqe_s { + struct list_head qe; /* queue sg page element */ + int nsgpg; /* pages to be allocated */ + int nsgpg_total; /* total pages required */ + void (*cbfn) (void *cbarg); /* callback function */ + void *cbarg; /* callback arg */ + struct list_head sgpg_q; /* queue of alloced sgpgs */ +}; + +struct bfa_sgpg_s { + struct list_head qe; /* queue sg page element */ + struct bfi_sgpg_s *sgpg; /* va of SG page */ + union bfi_addr_u sgpg_pa; /* pa of SG page */ +}; + +/** + * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of + * SG pages required. + */ +#define BFA_SGPG_NPAGE(_nsges) (((_nsges) / BFI_SGPG_DATA_SGES) + 1) + +struct bfa_sgpg_mod_s { + struct bfa_s *bfa; + int num_sgpgs; /* number of SG pages */ + int free_sgpgs; /* number of free SG pages */ + struct bfa_sgpg_s *hsgpg_arr; /* BFA SG page array */ + struct bfi_sgpg_s *sgpg_arr; /* actual SG page array */ + u64 sgpg_arr_pa; /* SG page array DMA addr */ + struct list_head sgpg_q; /* queue of free SG pages */ + struct list_head sgpg_wait_q; /* wait queue for SG pages */ +}; +#define BFA_SGPG_MOD(__bfa) (&(__bfa)->modules.sgpg_mod) + +bfa_status_t bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, + int nsgpgs); +void bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs); +void bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, + void (*cbfn) (void *cbarg), void *cbarg); +void bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpgs); +void bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe); + + +/** + * FCXP related defines + */ +#define BFA_FCXP_MIN (1) +#define BFA_FCXP_MAX_IBUF_SZ (2 * 1024 + 256) +#define BFA_FCXP_MAX_LBUF_SZ (4 * 1024 + 256) + +struct bfa_fcxp_mod_s { + struct bfa_s *bfa; /* backpointer to BFA */ + struct bfa_fcxp_s *fcxp_list; /* array of FCXPs */ + u16 num_fcxps; /* max num FCXP requests */ + struct list_head fcxp_free_q; /* free FCXPs */ + struct list_head fcxp_active_q; /* active FCXPs */ + void *req_pld_list_kva; /* list of FCXP req pld */ + u64 req_pld_list_pa; /* list of FCXP req pld */ + void *rsp_pld_list_kva; /* list of FCXP resp pld */ + u64 rsp_pld_list_pa; /* list of FCXP resp pld */ + struct list_head wait_q; /* wait queue for free fcxp */ + u32 req_pld_sz; + u32 rsp_pld_sz; +}; + +#define BFA_FCXP_MOD(__bfa) (&(__bfa)->modules.fcxp_mod) +#define BFA_FCXP_FROM_TAG(__mod, __tag) (&(__mod)->fcxp_list[__tag]) + +typedef void (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp, + void *cb_arg, bfa_status_t req_status, + u32 rsp_len, u32 resid_len, + struct fchs_s *rsp_fchs); + +typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid); +typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid); +typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp, + void *cbarg, enum bfa_status req_status, + u32 rsp_len, u32 resid_len, + struct fchs_s *rsp_fchs); +typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp); + + + +/** + * Information needed for a FCXP request + */ +struct bfa_fcxp_req_info_s { + struct bfa_rport_s *bfa_rport; + /** Pointer to the bfa rport that was + * returned from bfa_rport_create(). + * This could be left NULL for WKA or + * for FCXP interactions before the + * rport nexus is established + */ + struct fchs_s fchs; /* request FC header structure */ + u8 cts; /* continous sequence */ + u8 class; /* FC class for the request/response */ + u16 max_frmsz; /* max send frame size */ + u16 vf_id; /* vsan tag if applicable */ + u8 lp_tag; /* lport tag */ + u32 req_tot_len; /* request payload total length */ +}; + +struct bfa_fcxp_rsp_info_s { + struct fchs_s rsp_fchs; + /** !< Response frame's FC header will + * be sent back in this field */ + u8 rsp_timeout; + /** !< timeout in seconds, 0-no response + */ + u8 rsvd2[3]; + u32 rsp_maxlen; /* max response length expected */ +}; + +struct bfa_fcxp_s { + struct list_head qe; /* fcxp queue element */ + bfa_sm_t sm; /* state machine */ + void *caller; /* driver or fcs */ + struct bfa_fcxp_mod_s *fcxp_mod; + /* back pointer to fcxp mod */ + u16 fcxp_tag; /* internal tag */ + struct bfa_fcxp_req_info_s req_info; + /* request info */ + struct bfa_fcxp_rsp_info_s rsp_info; + /* response info */ + u8 use_ireqbuf; /* use internal req buf */ + u8 use_irspbuf; /* use internal rsp buf */ + u32 nreq_sgles; /* num request SGLEs */ + u32 nrsp_sgles; /* num response SGLEs */ + struct list_head req_sgpg_q; /* SG pages for request buf */ + struct list_head req_sgpg_wqe; /* wait queue for req SG page */ + struct list_head rsp_sgpg_q; /* SG pages for response buf */ + struct list_head rsp_sgpg_wqe; /* wait queue for rsp SG page */ + + bfa_fcxp_get_sgaddr_t req_sga_cbfn; + /* SG elem addr user function */ + bfa_fcxp_get_sglen_t req_sglen_cbfn; + /* SG elem len user function */ + bfa_fcxp_get_sgaddr_t rsp_sga_cbfn; + /* SG elem addr user function */ + bfa_fcxp_get_sglen_t rsp_sglen_cbfn; + /* SG elem len user function */ + bfa_cb_fcxp_send_t send_cbfn; /* send completion callback */ + void *send_cbarg; /* callback arg */ + struct bfa_sge_s req_sge[BFA_FCXP_MAX_SGES]; + /* req SG elems */ + struct bfa_sge_s rsp_sge[BFA_FCXP_MAX_SGES]; + /* rsp SG elems */ + u8 rsp_status; /* comp: rsp status */ + u32 rsp_len; /* comp: actual response len */ + u32 residue_len; /* comp: residual rsp length */ + struct fchs_s rsp_fchs; /* comp: response fchs */ + struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */ + struct bfa_reqq_wait_s reqq_wqe; + bfa_boolean_t reqq_waiting; +}; + +struct bfa_fcxp_wqe_s { + struct list_head qe; + bfa_fcxp_alloc_cbfn_t alloc_cbfn; + void *alloc_cbarg; + void *caller; + struct bfa_s *bfa; + int nreq_sgles; + int nrsp_sgles; + bfa_fcxp_get_sgaddr_t req_sga_cbfn; + bfa_fcxp_get_sglen_t req_sglen_cbfn; + bfa_fcxp_get_sgaddr_t rsp_sga_cbfn; + bfa_fcxp_get_sglen_t rsp_sglen_cbfn; +}; + +#define BFA_FCXP_REQ_PLD(_fcxp) (bfa_fcxp_get_reqbuf(_fcxp)) +#define BFA_FCXP_RSP_FCHS(_fcxp) (&((_fcxp)->rsp_info.fchs)) +#define BFA_FCXP_RSP_PLD(_fcxp) (bfa_fcxp_get_rspbuf(_fcxp)) + +#define BFA_FCXP_REQ_PLD_PA(_fcxp) \ + ((_fcxp)->fcxp_mod->req_pld_list_pa + \ + ((_fcxp)->fcxp_mod->req_pld_sz * (_fcxp)->fcxp_tag)) + +#define BFA_FCXP_RSP_PLD_PA(_fcxp) \ + ((_fcxp)->fcxp_mod->rsp_pld_list_pa + \ + ((_fcxp)->fcxp_mod->rsp_pld_sz * (_fcxp)->fcxp_tag)) + +void bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); + + +/** + * RPORT related defines + */ +#define BFA_RPORT_MIN 4 + +struct bfa_rport_mod_s { + struct bfa_rport_s *rps_list; /* list of rports */ + struct list_head rp_free_q; /* free bfa_rports */ + struct list_head rp_active_q; /* free bfa_rports */ + u16 num_rports; /* number of rports */ +}; + +#define BFA_RPORT_MOD(__bfa) (&(__bfa)->modules.rport_mod) + +/** + * Convert rport tag to RPORT + */ +#define BFA_RPORT_FROM_TAG(__bfa, _tag) \ + (BFA_RPORT_MOD(__bfa)->rps_list + \ + ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1))) + +/* + * protected functions + */ +void bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); + +/** + * BFA rport information. + */ +struct bfa_rport_info_s { + u16 max_frmsz; /* max rcv pdu size */ + u32 pid:24, /* remote port ID */ + lp_tag:8; /* tag */ + u32 local_pid:24, /* local port ID */ + cisc:8; /* CIRO supported */ + u8 fc_class; /* supported FC classes. enum fc_cos */ + u8 vf_en; /* virtual fabric enable */ + u16 vf_id; /* virtual fabric ID */ + enum bfa_port_speed speed; /* Rport's current speed */ +}; + +/** + * BFA rport data structure + */ +struct bfa_rport_s { + struct list_head qe; /* queue element */ + bfa_sm_t sm; /* state machine */ + struct bfa_s *bfa; /* backpointer to BFA */ + void *rport_drv; /* fcs/driver rport object */ + u16 fw_handle; /* firmware rport handle */ + u16 rport_tag; /* BFA rport tag */ + struct bfa_rport_info_s rport_info; /* rport info from fcs/driver */ + struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ + struct bfa_cb_qe_s hcb_qe; /* BFA callback qelem */ + struct bfa_rport_hal_stats_s stats; /* BFA rport statistics */ + struct bfa_rport_qos_attr_s qos_attr; + union a { + bfa_status_t status; /* f/w status */ + void *fw_msg; /* QoS scn event */ + } event_arg; +}; +#define BFA_RPORT_FC_COS(_rport) ((_rport)->rport_info.fc_class) + + +/** + * UF - unsolicited receive related defines + */ + +#define BFA_UF_MIN (4) + + +struct bfa_uf_s { + struct list_head qe; /* queue element */ + struct bfa_s *bfa; /* bfa instance */ + u16 uf_tag; /* identifying tag fw msgs */ + u16 vf_id; + u16 src_rport_handle; + u16 rsvd; + u8 *data_ptr; + u16 data_len; /* actual receive length */ + u16 pb_len; /* posted buffer length */ + void *buf_kva; /* buffer virtual address */ + u64 buf_pa; /* buffer physical address */ + struct bfa_cb_qe_s hcb_qe; /* comp: BFA comp qelem */ + struct bfa_sge_s sges[BFI_SGE_INLINE_MAX]; +}; + +/** + * Callback prototype for unsolicited frame receive handler. + * + * @param[in] cbarg callback arg for receive handler + * @param[in] uf unsolicited frame descriptor + * + * @return None + */ +typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf); + +struct bfa_uf_mod_s { + struct bfa_s *bfa; /* back pointer to BFA */ + struct bfa_uf_s *uf_list; /* array of UFs */ + u16 num_ufs; /* num unsolicited rx frames */ + struct list_head uf_free_q; /* free UFs */ + struct list_head uf_posted_q; /* UFs posted to IOC */ + struct bfa_uf_buf_s *uf_pbs_kva; /* list UF bufs request pld */ + u64 uf_pbs_pa; /* phy addr for UF bufs */ + struct bfi_uf_buf_post_s *uf_buf_posts; + /* pre-built UF post msgs */ + bfa_cb_uf_recv_t ufrecv; /* uf recv handler function */ + void *cbarg; /* uf receive handler arg */ +}; + +#define BFA_UF_MOD(__bfa) (&(__bfa)->modules.uf_mod) + +#define ufm_pbs_pa(_ufmod, _uftag) \ + ((_ufmod)->uf_pbs_pa + sizeof(struct bfa_uf_buf_s) * (_uftag)) + +void bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); + +#define BFA_UF_BUFSZ (2 * 1024 + 256) + +/** + * @todo private + */ +struct bfa_uf_buf_s { + u8 d[BFA_UF_BUFSZ]; +}; + + +/** + * LPS - bfa lport login/logout service interface + */ +struct bfa_lps_s { + struct list_head qe; /* queue element */ + struct bfa_s *bfa; /* parent bfa instance */ + bfa_sm_t sm; /* finite state machine */ + u8 lp_tag; /* lport tag */ + u8 reqq; /* lport request queue */ + u8 alpa; /* ALPA for loop topologies */ + u32 lp_pid; /* lport port ID */ + bfa_boolean_t fdisc; /* snd FDISC instead of FLOGI */ + bfa_boolean_t auth_en; /* enable authentication */ + bfa_boolean_t auth_req; /* authentication required */ + bfa_boolean_t npiv_en; /* NPIV is allowed by peer */ + bfa_boolean_t fport; /* attached peer is F_PORT */ + bfa_boolean_t brcd_switch; /* attached peer is brcd sw */ + bfa_status_t status; /* login status */ + u16 pdusz; /* max receive PDU size */ + u16 pr_bbcred; /* BB_CREDIT from peer */ + u8 lsrjt_rsn; /* LSRJT reason */ + u8 lsrjt_expl; /* LSRJT explanation */ + wwn_t pwwn; /* port wwn of lport */ + wwn_t nwwn; /* node wwn of lport */ + wwn_t pr_pwwn; /* port wwn of lport peer */ + wwn_t pr_nwwn; /* node wwn of lport peer */ + mac_t lp_mac; /* fpma/spma MAC for lport */ + mac_t fcf_mac; /* FCF MAC of lport */ + struct bfa_reqq_wait_s wqe; /* request wait queue element */ + void *uarg; /* user callback arg */ + struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */ + struct bfi_lps_login_rsp_s *loginrsp; + bfa_eproto_status_t ext_status; +}; + +struct bfa_lps_mod_s { + struct list_head lps_free_q; + struct list_head lps_active_q; + struct bfa_lps_s *lps_arr; + int num_lps; +}; + +#define BFA_LPS_MOD(__bfa) (&(__bfa)->modules.lps_mod) +#define BFA_LPS_FROM_TAG(__mod, __tag) (&(__mod)->lps_arr[__tag]) + +/* + * external functions + */ +void bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); + + +/** + * FCPORT related defines + */ + +#define BFA_FCPORT(_bfa) (&((_bfa)->modules.port)) +typedef void (*bfa_cb_port_t) (void *cbarg, enum bfa_status status); + +/** + * Link notification data structure + */ +struct bfa_fcport_ln_s { + struct bfa_fcport_s *fcport; + bfa_sm_t sm; + struct bfa_cb_qe_s ln_qe; /* BFA callback queue elem for ln */ + enum bfa_port_linkstate ln_event; /* ln event for callback */ +}; + +struct bfa_fcport_trunk_s { + struct bfa_trunk_attr_s attr; +}; + +/** + * BFA FC port data structure + */ +struct bfa_fcport_s { + struct bfa_s *bfa; /* parent BFA instance */ + bfa_sm_t sm; /* port state machine */ + wwn_t nwwn; /* node wwn of physical port */ + wwn_t pwwn; /* port wwn of physical oprt */ + enum bfa_port_speed speed_sup; + /* supported speeds */ + enum bfa_port_speed speed; /* current speed */ + enum bfa_port_topology topology; /* current topology */ + u8 myalpa; /* my ALPA in LOOP topology */ + u8 rsvd[3]; + struct bfa_port_cfg_s cfg; /* current port configuration */ + struct bfa_qos_attr_s qos_attr; /* QoS Attributes */ + struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */ + struct bfa_reqq_wait_s reqq_wait; + /* to wait for room in reqq */ + struct bfa_reqq_wait_s svcreq_wait; + /* to wait for room in reqq */ + struct bfa_reqq_wait_s stats_reqq_wait; + /* to wait for room in reqq (stats) */ + void *event_cbarg; + void (*event_cbfn) (void *cbarg, + enum bfa_port_linkstate event); + union { + union bfi_fcport_i2h_msg_u i2hmsg; + } event_arg; + void *bfad; /* BFA driver handle */ + struct bfa_fcport_ln_s ln; /* Link Notification */ + struct bfa_cb_qe_s hcb_qe; /* BFA callback queue elem */ + struct bfa_timer_s timer; /* timer */ + u32 msgtag; /* fimrware msg tag for reply */ + u8 *stats_kva; + u64 stats_pa; + union bfa_fcport_stats_u *stats; + union bfa_fcport_stats_u *stats_ret; /* driver stats location */ + bfa_status_t stats_status; /* stats/statsclr status */ + bfa_boolean_t stats_busy; /* outstanding stats/statsclr */ + bfa_boolean_t stats_qfull; + u32 stats_reset_time; /* stats reset time stamp */ + bfa_cb_port_t stats_cbfn; /* driver callback function */ + void *stats_cbarg; /* *!< user callback arg */ + bfa_boolean_t diag_busy; /* diag busy status */ + bfa_boolean_t beacon; /* port beacon status */ + bfa_boolean_t link_e2e_beacon; /* link beacon status */ + struct bfa_fcport_trunk_s trunk; + u16 fcoe_vlan; +}; + +#define BFA_FCPORT_MOD(__bfa) (&(__bfa)->modules.fcport) + +/* + * protected functions + */ +void bfa_fcport_init(struct bfa_s *bfa); +void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); + +/* + * bfa fcport API functions + */ +bfa_status_t bfa_fcport_enable(struct bfa_s *bfa); +bfa_status_t bfa_fcport_disable(struct bfa_s *bfa); +bfa_status_t bfa_fcport_cfg_speed(struct bfa_s *bfa, + enum bfa_port_speed speed); +enum bfa_port_speed bfa_fcport_get_speed(struct bfa_s *bfa); +bfa_status_t bfa_fcport_cfg_topology(struct bfa_s *bfa, + enum bfa_port_topology topo); +enum bfa_port_topology bfa_fcport_get_topology(struct bfa_s *bfa); +bfa_status_t bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa); +bfa_boolean_t bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa); +u8 bfa_fcport_get_myalpa(struct bfa_s *bfa); +bfa_status_t bfa_fcport_clr_hardalpa(struct bfa_s *bfa); +bfa_status_t bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize); +u16 bfa_fcport_get_maxfrsize(struct bfa_s *bfa); +u8 bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa); +void bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr); +wwn_t bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node); +void bfa_fcport_event_register(struct bfa_s *bfa, + void (*event_cbfn) (void *cbarg, + enum bfa_port_linkstate event), void *event_cbarg); +bfa_boolean_t bfa_fcport_is_disabled(struct bfa_s *bfa); +void bfa_fcport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off); +void bfa_fcport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off); +bfa_status_t bfa_fcport_cfg_ratelim_speed(struct bfa_s *bfa, + enum bfa_port_speed speed); +enum bfa_port_speed bfa_fcport_get_ratelim_speed(struct bfa_s *bfa); + +void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit); +void bfa_fcport_busy(struct bfa_s *bfa, bfa_boolean_t status); +void bfa_fcport_beacon(void *dev, bfa_boolean_t beacon, + bfa_boolean_t link_e2e_beacon); +void bfa_fcport_qos_get_attr(struct bfa_s *bfa, + struct bfa_qos_attr_s *qos_attr); +void bfa_fcport_qos_get_vc_attr(struct bfa_s *bfa, + struct bfa_qos_vc_attr_s *qos_vc_attr); +bfa_status_t bfa_fcport_get_qos_stats(struct bfa_s *bfa, + union bfa_fcport_stats_u *stats, + bfa_cb_port_t cbfn, void *cbarg); +bfa_status_t bfa_fcport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, + void *cbarg); +bfa_status_t bfa_fcport_get_fcoe_stats(struct bfa_s *bfa, + union bfa_fcport_stats_u *stats, + bfa_cb_port_t cbfn, void *cbarg); +bfa_status_t bfa_fcport_clear_fcoe_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, + void *cbarg); +bfa_boolean_t bfa_fcport_is_ratelim(struct bfa_s *bfa); +bfa_boolean_t bfa_fcport_is_linkup(struct bfa_s *bfa); +bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa, + union bfa_fcport_stats_u *stats, + bfa_cb_port_t cbfn, void *cbarg); +bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, + void *cbarg); +bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa); + +/* + * bfa rport API functions + */ +struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv); +void bfa_rport_delete(struct bfa_rport_s *rport); +void bfa_rport_online(struct bfa_rport_s *rport, + struct bfa_rport_info_s *rport_info); +void bfa_rport_offline(struct bfa_rport_s *rport); +void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed); +void bfa_rport_get_stats(struct bfa_rport_s *rport, + struct bfa_rport_hal_stats_s *stats); +void bfa_rport_clear_stats(struct bfa_rport_s *rport); +void bfa_cb_rport_online(void *rport); +void bfa_cb_rport_offline(void *rport); +void bfa_cb_rport_qos_scn_flowid(void *rport, + struct bfa_rport_qos_attr_s old_qos_attr, + struct bfa_rport_qos_attr_s new_qos_attr); +void bfa_cb_rport_qos_scn_prio(void *rport, + struct bfa_rport_qos_attr_s old_qos_attr, + struct bfa_rport_qos_attr_s new_qos_attr); +void bfa_rport_get_qos_attr(struct bfa_rport_s *rport, + struct bfa_rport_qos_attr_s *qos_attr); + +/* + * bfa fcxp API functions + */ +struct bfa_fcxp_s *bfa_fcxp_alloc(void *bfad_fcxp, struct bfa_s *bfa, + int nreq_sgles, int nrsp_sgles, + bfa_fcxp_get_sgaddr_t get_req_sga, + bfa_fcxp_get_sglen_t get_req_sglen, + bfa_fcxp_get_sgaddr_t get_rsp_sga, + bfa_fcxp_get_sglen_t get_rsp_sglen); +void bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe, + bfa_fcxp_alloc_cbfn_t alloc_cbfn, + void *cbarg, void *bfad_fcxp, + int nreq_sgles, int nrsp_sgles, + bfa_fcxp_get_sgaddr_t get_req_sga, + bfa_fcxp_get_sglen_t get_req_sglen, + bfa_fcxp_get_sgaddr_t get_rsp_sga, + bfa_fcxp_get_sglen_t get_rsp_sglen); +void bfa_fcxp_walloc_cancel(struct bfa_s *bfa, + struct bfa_fcxp_wqe_s *wqe); +void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp); + +void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp); +void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp); + +void bfa_fcxp_free(struct bfa_fcxp_s *fcxp); + +void bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport, + u16 vf_id, u8 lp_tag, + bfa_boolean_t cts, enum fc_cos cos, + u32 reqlen, struct fchs_s *fchs, + bfa_cb_fcxp_send_t cbfn, + void *cbarg, + u32 rsp_maxlen, u8 rsp_timeout); +bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp); +u32 bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp); +u32 bfa_fcxp_get_maxrsp(struct bfa_s *bfa); + +static inline void * +bfa_uf_get_frmbuf(struct bfa_uf_s *uf) +{ + return uf->data_ptr; +} + +static inline u16 +bfa_uf_get_frmlen(struct bfa_uf_s *uf) +{ + return uf->data_len; +} + +/* + * bfa uf API functions + */ +void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, + void *cbarg); +void bfa_uf_free(struct bfa_uf_s *uf); + +/** + * bfa lport service api + */ + +u32 bfa_lps_get_max_vport(struct bfa_s *bfa); +struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa); +void bfa_lps_delete(struct bfa_lps_s *lps); +void bfa_lps_discard(struct bfa_lps_s *lps); +void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, + u16 pdusz, wwn_t pwwn, wwn_t nwwn, + bfa_boolean_t auth_en); +void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, + wwn_t pwwn, wwn_t nwwn); +void bfa_lps_flogo(struct bfa_lps_s *lps); +void bfa_lps_fdisclogo(struct bfa_lps_s *lps); +u8 bfa_lps_get_tag(struct bfa_lps_s *lps); +bfa_boolean_t bfa_lps_is_npiv_en(struct bfa_lps_s *lps); +bfa_boolean_t bfa_lps_is_fport(struct bfa_lps_s *lps); +bfa_boolean_t bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps); +bfa_boolean_t bfa_lps_is_authreq(struct bfa_lps_s *lps); +bfa_eproto_status_t bfa_lps_get_extstatus(struct bfa_lps_s *lps); +u32 bfa_lps_get_pid(struct bfa_lps_s *lps); +u32 bfa_lps_get_base_pid(struct bfa_s *bfa); +u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid); +u16 bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps); +wwn_t bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps); +wwn_t bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps); +u8 bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps); +u8 bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps); +mac_t bfa_lps_get_lp_mac(struct bfa_lps_s *lps); +void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status); +void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status); +void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg); +void bfa_cb_lps_cvl_event(void *bfad, void *uarg); + +void bfa_trunk_enable_cfg(struct bfa_s *bfa); +bfa_status_t bfa_trunk_enable(struct bfa_s *bfa); +bfa_status_t bfa_trunk_disable(struct bfa_s *bfa); +bfa_status_t bfa_trunk_get_attr(struct bfa_s *bfa, + struct bfa_trunk_attr_s *attr); + +#endif /* __BFA_SVC_H__ */ diff --git a/drivers/scsi/bfa/bfa_timer.c b/drivers/scsi/bfa/bfa_timer.c deleted file mode 100644 index cb76481f5cb..00000000000 --- a/drivers/scsi/bfa/bfa_timer.c +++ /dev/null @@ -1,90 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa_timer.h> -#include <cs/bfa_debug.h> - -void -bfa_timer_init(struct bfa_timer_mod_s *mod) -{ - INIT_LIST_HEAD(&mod->timer_q); -} - -void -bfa_timer_beat(struct bfa_timer_mod_s *mod) -{ - struct list_head *qh = &mod->timer_q; - struct list_head *qe, *qe_next; - struct bfa_timer_s *elem; - struct list_head timedout_q; - - INIT_LIST_HEAD(&timedout_q); - - qe = bfa_q_next(qh); - - while (qe != qh) { - qe_next = bfa_q_next(qe); - - elem = (struct bfa_timer_s *) qe; - if (elem->timeout <= BFA_TIMER_FREQ) { - elem->timeout = 0; - list_del(&elem->qe); - list_add_tail(&elem->qe, &timedout_q); - } else { - elem->timeout -= BFA_TIMER_FREQ; - } - - qe = qe_next; /* go to next elem */ - } - - /* - * Pop all the timeout entries - */ - while (!list_empty(&timedout_q)) { - bfa_q_deq(&timedout_q, &elem); - elem->timercb(elem->arg); - } -} - -/** - * Should be called with lock protection - */ -void -bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer, - void (*timercb) (void *), void *arg, unsigned int timeout) -{ - - bfa_assert(timercb != NULL); - bfa_assert(!bfa_q_is_on_q(&mod->timer_q, timer)); - - timer->timeout = timeout; - timer->timercb = timercb; - timer->arg = arg; - - list_add_tail(&timer->qe, &mod->timer_q); -} - -/** - * Should be called with lock protection - */ -void -bfa_timer_stop(struct bfa_timer_s *timer) -{ - bfa_assert(!list_empty(&timer->qe)); - - list_del(&timer->qe); -} diff --git a/drivers/scsi/bfa/bfa_trcmod_priv.h b/drivers/scsi/bfa/bfa_trcmod_priv.h deleted file mode 100644 index a7a82610db8..00000000000 --- a/drivers/scsi/bfa/bfa_trcmod_priv.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * hal_trcmod.h BFA trace modules - */ - -#ifndef __BFA_TRCMOD_PRIV_H__ -#define __BFA_TRCMOD_PRIV_H__ - -#include <cs/bfa_trc.h> - -/* - * !!! Only append to the enums defined here to avoid any versioning - * !!! needed between trace utility and driver version - */ -enum { - BFA_TRC_HAL_INTR = 1, - BFA_TRC_HAL_FCXP = 2, - BFA_TRC_HAL_UF = 3, - BFA_TRC_HAL_RPORT = 4, - BFA_TRC_HAL_FCPIM = 5, - BFA_TRC_HAL_IOIM = 6, - BFA_TRC_HAL_TSKIM = 7, - BFA_TRC_HAL_ITNIM = 8, - BFA_TRC_HAL_FCPORT = 9, - BFA_TRC_HAL_SGPG = 10, - BFA_TRC_HAL_FLASH = 11, - BFA_TRC_HAL_DEBUG = 12, - BFA_TRC_HAL_WWN = 13, - BFA_TRC_HAL_FLASH_RAW = 14, - BFA_TRC_HAL_SBOOT = 15, - BFA_TRC_HAL_SBOOT_IO = 16, - BFA_TRC_HAL_SBOOT_INTR = 17, - BFA_TRC_HAL_SBTEST = 18, - BFA_TRC_HAL_IPFC = 19, - BFA_TRC_HAL_IOCFC = 20, - BFA_TRC_HAL_FCPTM = 21, - BFA_TRC_HAL_IOTM = 22, - BFA_TRC_HAL_TSKTM = 23, - BFA_TRC_HAL_TIN = 24, - BFA_TRC_HAL_LPS = 25, - BFA_TRC_HAL_FCDIAG = 26, - BFA_TRC_HAL_PBIND = 27, - BFA_TRC_HAL_IOCFC_CT = 28, - BFA_TRC_HAL_IOCFC_CB = 29, - BFA_TRC_HAL_IOCFC_Q = 30, -}; - -#endif /* __BFA_TRCMOD_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_tskim.c b/drivers/scsi/bfa/bfa_tskim.c deleted file mode 100644 index ad9aaaedd3f..00000000000 --- a/drivers/scsi/bfa/bfa_tskim.c +++ /dev/null @@ -1,690 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include <bfa_cb_ioim_macros.h> - -BFA_TRC_FILE(HAL, TSKIM); - -/** - * task management completion handling - */ -#define bfa_tskim_qcomp(__tskim, __cbfn) do { \ - bfa_cb_queue((__tskim)->bfa, &(__tskim)->hcb_qe, \ - __cbfn, (__tskim)); \ - bfa_tskim_notify_comp(__tskim); \ -} while (0) - -#define bfa_tskim_notify_comp(__tskim) do { \ - if ((__tskim)->notify) \ - bfa_itnim_tskdone((__tskim)->itnim); \ -} while (0) - -/* - * forward declarations - */ -static void __bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete); -static void __bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete); -static bfa_boolean_t bfa_tskim_match_scope(struct bfa_tskim_s *tskim, - lun_t lun); -static void bfa_tskim_gather_ios(struct bfa_tskim_s *tskim); -static void bfa_tskim_cleanp_comp(void *tskim_cbarg); -static void bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim); -static bfa_boolean_t bfa_tskim_send(struct bfa_tskim_s *tskim); -static bfa_boolean_t bfa_tskim_send_abort(struct bfa_tskim_s *tskim); -static void bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim); - -/** - * bfa_tskim_sm - */ - -enum bfa_tskim_event { - BFA_TSKIM_SM_START = 1, /* TM command start */ - BFA_TSKIM_SM_DONE = 2, /* TM completion */ - BFA_TSKIM_SM_QRESUME = 3, /* resume after qfull */ - BFA_TSKIM_SM_HWFAIL = 5, /* IOC h/w failure event */ - BFA_TSKIM_SM_HCB = 6, /* BFA callback completion */ - BFA_TSKIM_SM_IOS_DONE = 7, /* IO and sub TM completions */ - BFA_TSKIM_SM_CLEANUP = 8, /* TM cleanup on ITN offline */ - BFA_TSKIM_SM_CLEANUP_DONE = 9, /* TM abort completion */ -}; - -static void bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, - enum bfa_tskim_event event); -static void bfa_tskim_sm_active(struct bfa_tskim_s *tskim, - enum bfa_tskim_event event); -static void bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, - enum bfa_tskim_event event); -static void bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, - enum bfa_tskim_event event); -static void bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, - enum bfa_tskim_event event); -static void bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim, - enum bfa_tskim_event event); -static void bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, - enum bfa_tskim_event event); - -/** - * Task management command beginning state. - */ -static void -bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) -{ - bfa_trc(tskim->bfa, event); - - switch (event) { - case BFA_TSKIM_SM_START: - bfa_sm_set_state(tskim, bfa_tskim_sm_active); - bfa_tskim_gather_ios(tskim); - - /** - * If device is offline, do not send TM on wire. Just cleanup - * any pending IO requests and complete TM request. - */ - if (!bfa_itnim_is_online(tskim->itnim)) { - bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup); - tskim->tsk_status = BFI_TSKIM_STS_OK; - bfa_tskim_cleanup_ios(tskim); - return; - } - - if (!bfa_tskim_send(tskim)) { - bfa_sm_set_state(tskim, bfa_tskim_sm_qfull); - bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq, - &tskim->reqq_wait); - } - break; - - default: - bfa_sm_fault(tskim->bfa, event); - } -} - -/** - * brief - * TM command is active, awaiting completion from firmware to - * cleanup IO requests in TM scope. - */ -static void -bfa_tskim_sm_active(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) -{ - bfa_trc(tskim->bfa, event); - - switch (event) { - case BFA_TSKIM_SM_DONE: - bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup); - bfa_tskim_cleanup_ios(tskim); - break; - - case BFA_TSKIM_SM_CLEANUP: - bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup); - if (!bfa_tskim_send_abort(tskim)) { - bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup_qfull); - bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq, - &tskim->reqq_wait); - } - break; - - case BFA_TSKIM_SM_HWFAIL: - bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); - bfa_tskim_iocdisable_ios(tskim); - bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); - break; - - default: - bfa_sm_fault(tskim->bfa, event); - } -} - -/** - * An active TM is being cleaned up since ITN is offline. Awaiting cleanup - * completion event from firmware. - */ -static void -bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) -{ - bfa_trc(tskim->bfa, event); - - switch (event) { - case BFA_TSKIM_SM_DONE: - /** - * Ignore and wait for ABORT completion from firmware. - */ - break; - - case BFA_TSKIM_SM_CLEANUP_DONE: - bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup); - bfa_tskim_cleanup_ios(tskim); - break; - - case BFA_TSKIM_SM_HWFAIL: - bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); - bfa_tskim_iocdisable_ios(tskim); - bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); - break; - - default: - bfa_sm_fault(tskim->bfa, event); - } -} - -static void -bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) -{ - bfa_trc(tskim->bfa, event); - - switch (event) { - case BFA_TSKIM_SM_IOS_DONE: - bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); - bfa_tskim_qcomp(tskim, __bfa_cb_tskim_done); - break; - - case BFA_TSKIM_SM_CLEANUP: - /** - * Ignore, TM command completed on wire. - * Notify TM conmpletion on IO cleanup completion. - */ - break; - - case BFA_TSKIM_SM_HWFAIL: - bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); - bfa_tskim_iocdisable_ios(tskim); - bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); - break; - - default: - bfa_sm_fault(tskim->bfa, event); - } -} - -/** - * Task management command is waiting for room in request CQ - */ -static void -bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) -{ - bfa_trc(tskim->bfa, event); - - switch (event) { - case BFA_TSKIM_SM_QRESUME: - bfa_sm_set_state(tskim, bfa_tskim_sm_active); - bfa_tskim_send(tskim); - break; - - case BFA_TSKIM_SM_CLEANUP: - /** - * No need to send TM on wire since ITN is offline. - */ - bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup); - bfa_reqq_wcancel(&tskim->reqq_wait); - bfa_tskim_cleanup_ios(tskim); - break; - - case BFA_TSKIM_SM_HWFAIL: - bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); - bfa_reqq_wcancel(&tskim->reqq_wait); - bfa_tskim_iocdisable_ios(tskim); - bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); - break; - - default: - bfa_sm_fault(tskim->bfa, event); - } -} - -/** - * Task management command is active, awaiting for room in request CQ - * to send clean up request. - */ -static void -bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim, - enum bfa_tskim_event event) -{ - bfa_trc(tskim->bfa, event); - - switch (event) { - case BFA_TSKIM_SM_DONE: - bfa_reqq_wcancel(&tskim->reqq_wait); - /** - * - * Fall through !!! - */ - - case BFA_TSKIM_SM_QRESUME: - bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup); - bfa_tskim_send_abort(tskim); - break; - - case BFA_TSKIM_SM_HWFAIL: - bfa_sm_set_state(tskim, bfa_tskim_sm_hcb); - bfa_reqq_wcancel(&tskim->reqq_wait); - bfa_tskim_iocdisable_ios(tskim); - bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed); - break; - - default: - bfa_sm_fault(tskim->bfa, event); - } -} - -/** - * BFA callback is pending - */ -static void -bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) -{ - bfa_trc(tskim->bfa, event); - - switch (event) { - case BFA_TSKIM_SM_HCB: - bfa_sm_set_state(tskim, bfa_tskim_sm_uninit); - bfa_tskim_free(tskim); - break; - - case BFA_TSKIM_SM_CLEANUP: - bfa_tskim_notify_comp(tskim); - break; - - case BFA_TSKIM_SM_HWFAIL: - break; - - default: - bfa_sm_fault(tskim->bfa, event); - } -} - - - -/** - * bfa_tskim_private - */ - -static void -__bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_tskim_s *tskim = cbarg; - - if (!complete) { - bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB); - return; - } - - bfa_stats(tskim->itnim, tm_success); - bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk, tskim->tsk_status); -} - -static void -__bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_tskim_s *tskim = cbarg; - - if (!complete) { - bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB); - return; - } - - bfa_stats(tskim->itnim, tm_failures); - bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk, - BFI_TSKIM_STS_FAILED); -} - -static bfa_boolean_t -bfa_tskim_match_scope(struct bfa_tskim_s *tskim, lun_t lun) -{ - switch (tskim->tm_cmnd) { - case FCP_TM_TARGET_RESET: - return BFA_TRUE; - - case FCP_TM_ABORT_TASK_SET: - case FCP_TM_CLEAR_TASK_SET: - case FCP_TM_LUN_RESET: - case FCP_TM_CLEAR_ACA: - return (tskim->lun == lun); - - default: - bfa_assert(0); - } - - return BFA_FALSE; -} - -/** - * Gather affected IO requests and task management commands. - */ -static void -bfa_tskim_gather_ios(struct bfa_tskim_s *tskim) -{ - struct bfa_itnim_s *itnim = tskim->itnim; - struct bfa_ioim_s *ioim; - struct list_head *qe, *qen; - - INIT_LIST_HEAD(&tskim->io_q); - - /** - * Gather any active IO requests first. - */ - list_for_each_safe(qe, qen, &itnim->io_q) { - ioim = (struct bfa_ioim_s *) qe; - if (bfa_tskim_match_scope - (tskim, bfa_cb_ioim_get_lun(ioim->dio))) { - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &tskim->io_q); - } - } - - /** - * Failback any pending IO requests immediately. - */ - list_for_each_safe(qe, qen, &itnim->pending_q) { - ioim = (struct bfa_ioim_s *) qe; - if (bfa_tskim_match_scope - (tskim, bfa_cb_ioim_get_lun(ioim->dio))) { - list_del(&ioim->qe); - list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); - bfa_ioim_tov(ioim); - } - } -} - -/** - * IO cleanup completion - */ -static void -bfa_tskim_cleanp_comp(void *tskim_cbarg) -{ - struct bfa_tskim_s *tskim = tskim_cbarg; - - bfa_stats(tskim->itnim, tm_io_comps); - bfa_sm_send_event(tskim, BFA_TSKIM_SM_IOS_DONE); -} - -/** - * Gather affected IO requests and task management commands. - */ -static void -bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim) -{ - struct bfa_ioim_s *ioim; - struct list_head *qe, *qen; - - bfa_wc_init(&tskim->wc, bfa_tskim_cleanp_comp, tskim); - - list_for_each_safe(qe, qen, &tskim->io_q) { - ioim = (struct bfa_ioim_s *) qe; - bfa_wc_up(&tskim->wc); - bfa_ioim_cleanup_tm(ioim, tskim); - } - - bfa_wc_wait(&tskim->wc); -} - -/** - * Send task management request to firmware. - */ -static bfa_boolean_t -bfa_tskim_send(struct bfa_tskim_s *tskim) -{ - struct bfa_itnim_s *itnim = tskim->itnim; - struct bfi_tskim_req_s *m; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(tskim->bfa, itnim->reqq); - if (!m) - return BFA_FALSE; - - /** - * build i/o request message next - */ - bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_TM_REQ, - bfa_lpuid(tskim->bfa)); - - m->tsk_tag = bfa_os_htons(tskim->tsk_tag); - m->itn_fhdl = tskim->itnim->rport->fw_handle; - m->t_secs = tskim->tsecs; - m->lun = tskim->lun; - m->tm_flags = tskim->tm_cmnd; - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(tskim->bfa, itnim->reqq); - return BFA_TRUE; -} - -/** - * Send abort request to cleanup an active TM to firmware. - */ -static bfa_boolean_t -bfa_tskim_send_abort(struct bfa_tskim_s *tskim) -{ - struct bfa_itnim_s *itnim = tskim->itnim; - struct bfi_tskim_abortreq_s *m; - - /** - * check for room in queue to send request now - */ - m = bfa_reqq_next(tskim->bfa, itnim->reqq); - if (!m) - return BFA_FALSE; - - /** - * build i/o request message next - */ - bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_ABORT_REQ, - bfa_lpuid(tskim->bfa)); - - m->tsk_tag = bfa_os_htons(tskim->tsk_tag); - - /** - * queue I/O message to firmware - */ - bfa_reqq_produce(tskim->bfa, itnim->reqq); - return BFA_TRUE; -} - -/** - * Call to resume task management cmnd waiting for room in request queue. - */ -static void -bfa_tskim_qresume(void *cbarg) -{ - struct bfa_tskim_s *tskim = cbarg; - - bfa_fcpim_stats(tskim->fcpim, qresumes); - bfa_stats(tskim->itnim, tm_qresumes); - bfa_sm_send_event(tskim, BFA_TSKIM_SM_QRESUME); -} - -/** - * Cleanup IOs associated with a task mangement command on IOC failures. - */ -static void -bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim) -{ - struct bfa_ioim_s *ioim; - struct list_head *qe, *qen; - - list_for_each_safe(qe, qen, &tskim->io_q) { - ioim = (struct bfa_ioim_s *) qe; - bfa_ioim_iocdisable(ioim); - } -} - - - -/** - * bfa_tskim_friend - */ - -/** - * Notification on completions from related ioim. - */ -void -bfa_tskim_iodone(struct bfa_tskim_s *tskim) -{ - bfa_wc_down(&tskim->wc); -} - -/** - * Handle IOC h/w failure notification from itnim. - */ -void -bfa_tskim_iocdisable(struct bfa_tskim_s *tskim) -{ - tskim->notify = BFA_FALSE; - bfa_stats(tskim->itnim, tm_iocdowns); - bfa_sm_send_event(tskim, BFA_TSKIM_SM_HWFAIL); -} - -/** - * Cleanup TM command and associated IOs as part of ITNIM offline. - */ -void -bfa_tskim_cleanup(struct bfa_tskim_s *tskim) -{ - tskim->notify = BFA_TRUE; - bfa_stats(tskim->itnim, tm_cleanups); - bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP); -} - -/** - * Memory allocation and initialization. - */ -void -bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) -{ - struct bfa_tskim_s *tskim; - u16 i; - - INIT_LIST_HEAD(&fcpim->tskim_free_q); - - tskim = (struct bfa_tskim_s *) bfa_meminfo_kva(minfo); - fcpim->tskim_arr = tskim; - - for (i = 0; i < fcpim->num_tskim_reqs; i++, tskim++) { - /* - * initialize TSKIM - */ - bfa_os_memset(tskim, 0, sizeof(struct bfa_tskim_s)); - tskim->tsk_tag = i; - tskim->bfa = fcpim->bfa; - tskim->fcpim = fcpim; - tskim->notify = BFA_FALSE; - bfa_reqq_winit(&tskim->reqq_wait, bfa_tskim_qresume, - tskim); - bfa_sm_set_state(tskim, bfa_tskim_sm_uninit); - - list_add_tail(&tskim->qe, &fcpim->tskim_free_q); - } - - bfa_meminfo_kva(minfo) = (u8 *) tskim; -} - -void -bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim) -{ - /** - * @todo - */ -} - -void -bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct bfi_tskim_rsp_s *rsp = (struct bfi_tskim_rsp_s *) m; - struct bfa_tskim_s *tskim; - u16 tsk_tag = bfa_os_ntohs(rsp->tsk_tag); - - tskim = BFA_TSKIM_FROM_TAG(fcpim, tsk_tag); - bfa_assert(tskim->tsk_tag == tsk_tag); - - tskim->tsk_status = rsp->tsk_status; - - /** - * Firmware sends BFI_TSKIM_STS_ABORTED status for abort - * requests. All other statuses are for normal completions. - */ - if (rsp->tsk_status == BFI_TSKIM_STS_ABORTED) { - bfa_stats(tskim->itnim, tm_cleanup_comps); - bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP_DONE); - } else { - bfa_stats(tskim->itnim, tm_fw_rsps); - bfa_sm_send_event(tskim, BFA_TSKIM_SM_DONE); - } -} - - - -/** - * bfa_tskim_api - */ - - -struct bfa_tskim_s * -bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct bfa_tskim_s *tskim; - - bfa_q_deq(&fcpim->tskim_free_q, &tskim); - - if (!tskim) - bfa_fcpim_stats(fcpim, no_tskims); - else - tskim->dtsk = dtsk; - - return tskim; -} - -void -bfa_tskim_free(struct bfa_tskim_s *tskim) -{ - bfa_assert(bfa_q_is_on_q_func(&tskim->itnim->tsk_q, &tskim->qe)); - list_del(&tskim->qe); - list_add_tail(&tskim->qe, &tskim->fcpim->tskim_free_q); -} - -/** - * Start a task management command. - * - * @param[in] tskim BFA task management command instance - * @param[in] itnim i-t nexus for the task management command - * @param[in] lun lun, if applicable - * @param[in] tm_cmnd Task management command code. - * @param[in] t_secs Timeout in seconds - * - * @return None. - */ -void -bfa_tskim_start(struct bfa_tskim_s *tskim, struct bfa_itnim_s *itnim, lun_t lun, - enum fcp_tm_cmnd tm_cmnd, u8 tsecs) -{ - tskim->itnim = itnim; - tskim->lun = lun; - tskim->tm_cmnd = tm_cmnd; - tskim->tsecs = tsecs; - tskim->notify = BFA_FALSE; - bfa_stats(itnim, tm_cmnds); - - list_add_tail(&tskim->qe, &itnim->tsk_q); - bfa_sm_send_event(tskim, BFA_TSKIM_SM_START); -} - - diff --git a/drivers/scsi/bfa/bfa_uf.c b/drivers/scsi/bfa/bfa_uf.c deleted file mode 100644 index b9a9a686ef6..00000000000 --- a/drivers/scsi/bfa/bfa_uf.c +++ /dev/null @@ -1,343 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_uf.c BFA unsolicited frame receive implementation - */ - -#include <bfa.h> -#include <bfa_svc.h> -#include <bfi/bfi_uf.h> -#include <cs/bfa_debug.h> - -BFA_TRC_FILE(HAL, UF); -BFA_MODULE(uf); - -/* - ***************************************************************************** - * Internal functions - ***************************************************************************** - */ -static void -__bfa_cb_uf_recv(void *cbarg, bfa_boolean_t complete) -{ - struct bfa_uf_s *uf = cbarg; - struct bfa_uf_mod_s *ufm = BFA_UF_MOD(uf->bfa); - - if (complete) - ufm->ufrecv(ufm->cbarg, uf); -} - -static void -claim_uf_pbs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) -{ - u32 uf_pb_tot_sz; - - ufm->uf_pbs_kva = (struct bfa_uf_buf_s *) bfa_meminfo_dma_virt(mi); - ufm->uf_pbs_pa = bfa_meminfo_dma_phys(mi); - uf_pb_tot_sz = BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * ufm->num_ufs), - BFA_DMA_ALIGN_SZ); - - bfa_meminfo_dma_virt(mi) += uf_pb_tot_sz; - bfa_meminfo_dma_phys(mi) += uf_pb_tot_sz; - - bfa_os_memset((void *)ufm->uf_pbs_kva, 0, uf_pb_tot_sz); -} - -static void -claim_uf_post_msgs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) -{ - struct bfi_uf_buf_post_s *uf_bp_msg; - struct bfi_sge_s *sge; - union bfi_addr_u sga_zero = { {0} }; - u16 i; - u16 buf_len; - - ufm->uf_buf_posts = (struct bfi_uf_buf_post_s *) bfa_meminfo_kva(mi); - uf_bp_msg = ufm->uf_buf_posts; - - for (i = 0, uf_bp_msg = ufm->uf_buf_posts; i < ufm->num_ufs; - i++, uf_bp_msg++) { - bfa_os_memset(uf_bp_msg, 0, sizeof(struct bfi_uf_buf_post_s)); - - uf_bp_msg->buf_tag = i; - buf_len = sizeof(struct bfa_uf_buf_s); - uf_bp_msg->buf_len = bfa_os_htons(buf_len); - bfi_h2i_set(uf_bp_msg->mh, BFI_MC_UF, BFI_UF_H2I_BUF_POST, - bfa_lpuid(ufm->bfa)); - - sge = uf_bp_msg->sge; - sge[0].sg_len = buf_len; - sge[0].flags = BFI_SGE_DATA_LAST; - bfa_dma_addr_set(sge[0].sga, ufm_pbs_pa(ufm, i)); - bfa_sge_to_be(sge); - - sge[1].sg_len = buf_len; - sge[1].flags = BFI_SGE_PGDLEN; - sge[1].sga = sga_zero; - bfa_sge_to_be(&sge[1]); - } - - /** - * advance pointer beyond consumed memory - */ - bfa_meminfo_kva(mi) = (u8 *) uf_bp_msg; -} - -static void -claim_ufs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) -{ - u16 i; - struct bfa_uf_s *uf; - - /* - * Claim block of memory for UF list - */ - ufm->uf_list = (struct bfa_uf_s *) bfa_meminfo_kva(mi); - - /* - * Initialize UFs and queue it in UF free queue - */ - for (i = 0, uf = ufm->uf_list; i < ufm->num_ufs; i++, uf++) { - bfa_os_memset(uf, 0, sizeof(struct bfa_uf_s)); - uf->bfa = ufm->bfa; - uf->uf_tag = i; - uf->pb_len = sizeof(struct bfa_uf_buf_s); - uf->buf_kva = (void *)&ufm->uf_pbs_kva[i]; - uf->buf_pa = ufm_pbs_pa(ufm, i); - list_add_tail(&uf->qe, &ufm->uf_free_q); - } - - /** - * advance memory pointer - */ - bfa_meminfo_kva(mi) = (u8 *) uf; -} - -static void -uf_mem_claim(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) -{ - claim_uf_pbs(ufm, mi); - claim_ufs(ufm, mi); - claim_uf_post_msgs(ufm, mi); -} - -static void -bfa_uf_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len) -{ - u32 num_ufs = cfg->fwcfg.num_uf_bufs; - - /* - * dma-able memory for UF posted bufs - */ - *dm_len += BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * num_ufs), - BFA_DMA_ALIGN_SZ); - - /* - * kernel Virtual memory for UFs and UF buf post msg copies - */ - *ndm_len += sizeof(struct bfa_uf_s) * num_ufs; - *ndm_len += sizeof(struct bfi_uf_buf_post_s) * num_ufs; -} - -static void -bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) -{ - struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); - - bfa_os_memset(ufm, 0, sizeof(struct bfa_uf_mod_s)); - ufm->bfa = bfa; - ufm->num_ufs = cfg->fwcfg.num_uf_bufs; - INIT_LIST_HEAD(&ufm->uf_free_q); - INIT_LIST_HEAD(&ufm->uf_posted_q); - - uf_mem_claim(ufm, meminfo); -} - -static void -bfa_uf_detach(struct bfa_s *bfa) -{ -} - -static struct bfa_uf_s * -bfa_uf_get(struct bfa_uf_mod_s *uf_mod) -{ - struct bfa_uf_s *uf; - - bfa_q_deq(&uf_mod->uf_free_q, &uf); - return uf; -} - -static void -bfa_uf_put(struct bfa_uf_mod_s *uf_mod, struct bfa_uf_s *uf) -{ - list_add_tail(&uf->qe, &uf_mod->uf_free_q); -} - -static bfa_status_t -bfa_uf_post(struct bfa_uf_mod_s *ufm, struct bfa_uf_s *uf) -{ - struct bfi_uf_buf_post_s *uf_post_msg; - - uf_post_msg = bfa_reqq_next(ufm->bfa, BFA_REQQ_FCXP); - if (!uf_post_msg) - return BFA_STATUS_FAILED; - - bfa_os_memcpy(uf_post_msg, &ufm->uf_buf_posts[uf->uf_tag], - sizeof(struct bfi_uf_buf_post_s)); - bfa_reqq_produce(ufm->bfa, BFA_REQQ_FCXP); - - bfa_trc(ufm->bfa, uf->uf_tag); - - list_add_tail(&uf->qe, &ufm->uf_posted_q); - return BFA_STATUS_OK; -} - -static void -bfa_uf_post_all(struct bfa_uf_mod_s *uf_mod) -{ - struct bfa_uf_s *uf; - - while ((uf = bfa_uf_get(uf_mod)) != NULL) { - if (bfa_uf_post(uf_mod, uf) != BFA_STATUS_OK) - break; - } -} - -static void -uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m) -{ - struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); - u16 uf_tag = m->buf_tag; - struct bfa_uf_buf_s *uf_buf = &ufm->uf_pbs_kva[uf_tag]; - struct bfa_uf_s *uf = &ufm->uf_list[uf_tag]; - u8 *buf = &uf_buf->d[0]; - struct fchs_s *fchs; - - m->frm_len = bfa_os_ntohs(m->frm_len); - m->xfr_len = bfa_os_ntohs(m->xfr_len); - - fchs = (struct fchs_s *) uf_buf; - - list_del(&uf->qe); /* dequeue from posted queue */ - - uf->data_ptr = buf; - uf->data_len = m->xfr_len; - - bfa_assert(uf->data_len >= sizeof(struct fchs_s)); - - if (uf->data_len == sizeof(struct fchs_s)) { - bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_UF, BFA_PL_EID_RX, - uf->data_len, (struct fchs_s *) buf); - } else { - u32 pld_w0 = *((u32 *) (buf + sizeof(struct fchs_s))); - bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_UF, - BFA_PL_EID_RX, uf->data_len, - (struct fchs_s *) buf, pld_w0); - } - - if (bfa->fcs) - __bfa_cb_uf_recv(uf, BFA_TRUE); - else - bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf); -} - -static void -bfa_uf_stop(struct bfa_s *bfa) -{ -} - -static void -bfa_uf_iocdisable(struct bfa_s *bfa) -{ - struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); - struct bfa_uf_s *uf; - struct list_head *qe, *qen; - - list_for_each_safe(qe, qen, &ufm->uf_posted_q) { - uf = (struct bfa_uf_s *) qe; - list_del(&uf->qe); - bfa_uf_put(ufm, uf); - } -} - -static void -bfa_uf_start(struct bfa_s *bfa) -{ - bfa_uf_post_all(BFA_UF_MOD(bfa)); -} - - - -/** - * bfa_uf_api - */ - -/** - * Register handler for all unsolicted recieve frames. - * - * @param[in] bfa BFA instance - * @param[in] ufrecv receive handler function - * @param[in] cbarg receive handler arg - */ -void -bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, void *cbarg) -{ - struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); - - ufm->ufrecv = ufrecv; - ufm->cbarg = cbarg; -} - -/** - * Free an unsolicited frame back to BFA. - * - * @param[in] uf unsolicited frame to be freed - * - * @return None - */ -void -bfa_uf_free(struct bfa_uf_s *uf) -{ - bfa_uf_put(BFA_UF_MOD(uf->bfa), uf); - bfa_uf_post_all(BFA_UF_MOD(uf->bfa)); -} - - - -/** - * uf_pub BFA uf module public functions - */ - -void -bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) -{ - bfa_trc(bfa, msg->mhdr.msg_id); - - switch (msg->mhdr.msg_id) { - case BFI_UF_I2H_FRM_RCVD: - uf_recv(bfa, (struct bfi_uf_frm_rcvd_s *) msg); - break; - - default: - bfa_trc(bfa, msg->mhdr.msg_id); - bfa_assert(0); - } -} - - diff --git a/drivers/scsi/bfa/bfa_uf_priv.h b/drivers/scsi/bfa/bfa_uf_priv.h deleted file mode 100644 index bcb490f834f..00000000000 --- a/drivers/scsi/bfa/bfa_uf_priv.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_UF_PRIV_H__ -#define __BFA_UF_PRIV_H__ - -#include <cs/bfa_sm.h> -#include <bfa_svc.h> -#include <bfi/bfi_uf.h> - -#define BFA_UF_MIN (4) - -struct bfa_uf_mod_s { - struct bfa_s *bfa; /* back pointer to BFA */ - struct bfa_uf_s *uf_list; /* array of UFs */ - u16 num_ufs; /* num unsolicited rx frames */ - struct list_head uf_free_q; /* free UFs */ - struct list_head uf_posted_q; /* UFs posted to IOC */ - struct bfa_uf_buf_s *uf_pbs_kva; /* list UF bufs request pld */ - u64 uf_pbs_pa; /* phy addr for UF bufs */ - struct bfi_uf_buf_post_s *uf_buf_posts; - /* pre-built UF post msgs */ - bfa_cb_uf_recv_t ufrecv; /* uf recv handler function */ - void *cbarg; /* uf receive handler arg */ -}; - -#define BFA_UF_MOD(__bfa) (&(__bfa)->modules.uf_mod) - -#define ufm_pbs_pa(_ufmod, _uftag) \ - ((_ufmod)->uf_pbs_pa + sizeof(struct bfa_uf_buf_s) * (_uftag)) - -void bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); - -#endif /* __BFA_UF_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c index ca04cc9d332..4d8784e06e1 100644 --- a/drivers/scsi/bfa/bfad.c +++ b/drivers/scsi/bfa/bfad.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -18,46 +18,62 @@ /** * bfad.c Linux driver PCI interface module. */ - -#include <linux/slab.h> #include <linux/module.h> #include <linux/kthread.h> +#include <linux/errno.h> +#include <linux/sched.h> +#include <linux/init.h> +#include <linux/fs.h> +#include <linux/pci.h> +#include <linux/firmware.h> +#include <asm/uaccess.h> +#include <asm/fcntl.h> + #include "bfad_drv.h" #include "bfad_im.h" -#include "bfad_tm.h" -#include "bfad_ipfc.h" -#include "bfad_trcmod.h" -#include <fcb/bfa_fcb_vf.h> -#include <fcb/bfa_fcb_rport.h> -#include <fcb/bfa_fcb_port.h> -#include <fcb/bfa_fcb.h> +#include "bfa_fcs.h" +#include "bfa_os_inc.h" +#include "bfa_defs.h" +#include "bfa.h" BFA_TRC_FILE(LDRV, BFAD); DEFINE_MUTEX(bfad_mutex); LIST_HEAD(bfad_list); -static int bfad_inst; -int bfad_supported_fc4s; - -static char *host_name; -static char *os_name; -static char *os_patch; -static int num_rports; -static int num_ios; -static int num_tms; -static int num_fcxps; -static int num_ufbufs; -static int reqq_size; -static int rspq_size; -static int num_sgpgs; -static int rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT; -static int bfa_io_max_sge = BFAD_IO_MAX_SGE; -static int log_level = BFA_LOG_WARNING; -static int ioc_auto_recover = BFA_TRUE; -static int ipfc_enable = BFA_FALSE; -static int fdmi_enable = BFA_TRUE; -int bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH; -int bfa_linkup_delay = -1; + +static int bfad_inst; +static int num_sgpgs_parm; +int supported_fc4s; +char *host_name, *os_name, *os_patch; +int num_rports, num_ios, num_tms; +int num_fcxps, num_ufbufs; +int reqq_size, rspq_size, num_sgpgs; +int rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT; +int bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH; +int bfa_io_max_sge = BFAD_IO_MAX_SGE; +int log_level = 3; /* WARNING log level */ +int ioc_auto_recover = BFA_TRUE; +int bfa_linkup_delay = -1; +int fdmi_enable = BFA_TRUE; +int pcie_max_read_reqsz; int bfa_debugfs_enable = 1; +int msix_disable_cb = 0, msix_disable_ct = 0; + +u32 bfi_image_ct_fc_size, bfi_image_ct_cna_size, bfi_image_cb_fc_size; +u32 *bfi_image_ct_fc, *bfi_image_ct_cna, *bfi_image_cb_fc; + +const char *msix_name_ct[] = { + "cpe0", "cpe1", "cpe2", "cpe3", + "rme0", "rme1", "rme2", "rme3", + "ctrl" }; + +const char *msix_name_cb[] = { + "cpe0", "cpe1", "cpe2", "cpe3", + "rme0", "rme1", "rme2", "rme3", + "eemc", "elpu0", "elpu1", "epss", "mlpu" }; + +MODULE_FIRMWARE(BFAD_FW_FILE_CT_FC); +MODULE_FIRMWARE(BFAD_FW_FILE_CT_CNA); +MODULE_FIRMWARE(BFAD_FW_FILE_CB_FC); module_param(os_name, charp, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(os_name, "OS name of the hba host machine"); @@ -66,8 +82,8 @@ MODULE_PARM_DESC(os_patch, "OS patch level of the hba host machine"); module_param(host_name, charp, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(host_name, "Hostname of the hba host machine"); module_param(num_rports, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(num_rports, "Max number of rports supported per port" - " (physical/logical), default=1024"); +MODULE_PARM_DESC(num_rports, "Max number of rports supported per port " + "(physical/logical), default=1024"); module_param(num_ios, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(num_ios, "Max number of ioim requests, default=2000"); module_param(num_tms, int, S_IRUGO | S_IWUSR); @@ -75,120 +91,277 @@ MODULE_PARM_DESC(num_tms, "Max number of task im requests, default=128"); module_param(num_fcxps, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(num_fcxps, "Max number of fcxp requests, default=64"); module_param(num_ufbufs, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(num_ufbufs, "Max number of unsolicited frame buffers," - " default=64"); +MODULE_PARM_DESC(num_ufbufs, "Max number of unsolicited frame " + "buffers, default=64"); module_param(reqq_size, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(reqq_size, "Max number of request queue elements," - " default=256"); +MODULE_PARM_DESC(reqq_size, "Max number of request queue elements, " + "default=256"); module_param(rspq_size, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(rspq_size, "Max number of response queue elements," - " default=64"); +MODULE_PARM_DESC(rspq_size, "Max number of response queue elements, " + "default=64"); module_param(num_sgpgs, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(num_sgpgs, "Number of scatter/gather pages, default=2048"); module_param(rport_del_timeout, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(rport_del_timeout, "Rport delete timeout, default=90 secs," - " Range[>0]"); +MODULE_PARM_DESC(rport_del_timeout, "Rport delete timeout, default=90 secs, " + "Range[>0]"); module_param(bfa_lun_queue_depth, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(bfa_lun_queue_depth, "Lun queue depth, default=32," - " Range[>0]"); +MODULE_PARM_DESC(bfa_lun_queue_depth, "Lun queue depth, default=32, Range[>0]"); module_param(bfa_io_max_sge, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(bfa_io_max_sge, "Max io scatter/gather elements, default=255"); module_param(log_level, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(log_level, "Driver log level, default=3," - " Range[Critical:1|Error:2|Warning:3|Info:4]"); +MODULE_PARM_DESC(log_level, "Driver log level, default=3, " + "Range[Critical:1|Error:2|Warning:3|Info:4]"); module_param(ioc_auto_recover, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(ioc_auto_recover, "IOC auto recovery, default=1," - " Range[off:0|on:1]"); -module_param(ipfc_enable, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(ipfc_enable, "Enable IPoFC, default=0, Range[off:0|on:1]"); +MODULE_PARM_DESC(ioc_auto_recover, "IOC auto recovery, default=1, " + "Range[off:0|on:1]"); module_param(bfa_linkup_delay, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(bfa_linkup_delay, "Link up delay, default=30 secs for boot" - " port. Otherwise Range[>0]"); +MODULE_PARM_DESC(bfa_linkup_delay, "Link up delay, default=30 secs for " + "boot port. Otherwise 10 secs in RHEL4 & 0 for " + "[RHEL5, SLES10, ESX40] Range[>0]"); +module_param(msix_disable_cb, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(msix_disable_cb, "Disable Message Signaled Interrupts " + "for Brocade-415/425/815/825 cards, default=0, " + " Range[false:0|true:1]"); +module_param(msix_disable_ct, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(msix_disable_ct, "Disable Message Signaled Interrupts " + "if possible for Brocade-1010/1020/804/1007/902/1741 " + "cards, default=0, Range[false:0|true:1]"); module_param(fdmi_enable, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(fdmi_enable, "Enables fdmi registration, default=1," - " Range[false:0|true:1]"); +MODULE_PARM_DESC(fdmi_enable, "Enables fdmi registration, default=1, " + "Range[false:0|true:1]"); +module_param(pcie_max_read_reqsz, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(pcie_max_read_reqsz, "PCIe max read request size, default=0 " + "(use system setting), Range[128|256|512|1024|2048|4096]"); module_param(bfa_debugfs_enable, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(bfa_debugfs_enable, "Enables debugfs feature, default=1," " Range[false:0|true:1]"); -/* - * Stores the module parm num_sgpgs value; - * used to reset for bfad next instance. +static void +bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event); +static void +bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event); +static void +bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event); +static void +bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event); +static void +bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event); +static void +bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event); +static void +bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event); + +/** + * Beginning state for the driver instance, awaiting the pci_probe event */ -static int num_sgpgs_parm; +static void +bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event) +{ + bfa_trc(bfad, event); + + switch (event) { + case BFAD_E_CREATE: + bfa_sm_set_state(bfad, bfad_sm_created); + bfad->bfad_tsk = kthread_create(bfad_worker, (void *) bfad, + "%s", "bfad_worker"); + if (IS_ERR(bfad->bfad_tsk)) { + printk(KERN_INFO "bfad[%d]: Kernel thread " + "creation failed!\n", bfad->inst_no); + bfa_sm_send_event(bfad, BFAD_E_KTHREAD_CREATE_FAILED); + } + bfa_sm_send_event(bfad, BFAD_E_INIT); + break; + + case BFAD_E_STOP: + /* Ignore stop; already in uninit */ + break; + + default: + bfa_sm_fault(bfad, event); + } +} -static bfa_status_t -bfad_fc4_probe(struct bfad_s *bfad) +/** + * Driver Instance is created, awaiting event INIT to initialize the bfad + */ +static void +bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event) { - int rc; + unsigned long flags; - rc = bfad_im_probe(bfad); - if (rc != BFA_STATUS_OK) - goto ext; + bfa_trc(bfad, event); - bfad_tm_probe(bfad); + switch (event) { + case BFAD_E_INIT: + bfa_sm_set_state(bfad, bfad_sm_initializing); - if (ipfc_enable) - bfad_ipfc_probe(bfad); + init_completion(&bfad->comp); - bfad->bfad_flags |= BFAD_FC4_PROBE_DONE; -ext: - return rc; + /* Enable Interrupt and wait bfa_init completion */ + if (bfad_setup_intr(bfad)) { + printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n", + bfad->inst_no); + bfa_sm_send_event(bfad, BFAD_E_INTR_INIT_FAILED); + break; + } + + spin_lock_irqsave(&bfad->bfad_lock, flags); + bfa_init(&bfad->bfa); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + /* Set up interrupt handler for each vectors */ + if ((bfad->bfad_flags & BFAD_MSIX_ON) && + bfad_install_msix_handler(bfad)) { + printk(KERN_WARNING "%s: install_msix failed, bfad%d\n", + __func__, bfad->inst_no); + } + + bfad_init_timer(bfad); + + wait_for_completion(&bfad->comp); + + if ((bfad->bfad_flags & BFAD_HAL_INIT_DONE)) { + bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS); + } else { + bfad->bfad_flags |= BFAD_HAL_INIT_FAIL; + bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED); + } + + break; + + case BFAD_E_KTHREAD_CREATE_FAILED: + bfa_sm_set_state(bfad, bfad_sm_uninit); + break; + + default: + bfa_sm_fault(bfad, event); + } } static void -bfad_fc4_probe_undo(struct bfad_s *bfad) +bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event) { - bfad_im_probe_undo(bfad); - bfad_tm_probe_undo(bfad); - if (ipfc_enable) - bfad_ipfc_probe_undo(bfad); - bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE; + int retval; + unsigned long flags; + + bfa_trc(bfad, event); + + switch (event) { + case BFAD_E_INIT_SUCCESS: + kthread_stop(bfad->bfad_tsk); + spin_lock_irqsave(&bfad->bfad_lock, flags); + bfad->bfad_tsk = NULL; + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + retval = bfad_start_ops(bfad); + if (retval != BFA_STATUS_OK) + break; + bfa_sm_set_state(bfad, bfad_sm_operational); + break; + + case BFAD_E_INTR_INIT_FAILED: + bfa_sm_set_state(bfad, bfad_sm_uninit); + kthread_stop(bfad->bfad_tsk); + spin_lock_irqsave(&bfad->bfad_lock, flags); + bfad->bfad_tsk = NULL; + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + break; + + case BFAD_E_INIT_FAILED: + bfa_sm_set_state(bfad, bfad_sm_failed); + break; + default: + bfa_sm_fault(bfad, event); + } } static void -bfad_fc4_probe_post(struct bfad_s *bfad) +bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event) { - if (bfad->im) - bfad_im_probe_post(bfad->im); + int retval; - bfad_tm_probe_post(bfad); - if (ipfc_enable) - bfad_ipfc_probe_post(bfad); + bfa_trc(bfad, event); + + switch (event) { + case BFAD_E_INIT_SUCCESS: + retval = bfad_start_ops(bfad); + if (retval != BFA_STATUS_OK) + break; + bfa_sm_set_state(bfad, bfad_sm_operational); + break; + + case BFAD_E_STOP: + if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE) + bfad_uncfg_pport(bfad); + if (bfad->bfad_flags & BFAD_FC4_PROBE_DONE) { + bfad_im_probe_undo(bfad); + bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE; + } + bfad_stop(bfad); + break; + + case BFAD_E_EXIT_COMP: + bfa_sm_set_state(bfad, bfad_sm_uninit); + bfad_remove_intr(bfad); + del_timer_sync(&bfad->hal_tmo); + break; + + default: + bfa_sm_fault(bfad, event); + } } -static bfa_status_t -bfad_fc4_port_new(struct bfad_s *bfad, struct bfad_port_s *port, int roles) +static void +bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event) { - int rc = BFA_STATUS_FAILED; + bfa_trc(bfad, event); - if (roles & BFA_PORT_ROLE_FCP_IM) - rc = bfad_im_port_new(bfad, port); - if (rc != BFA_STATUS_OK) - goto ext; + switch (event) { + case BFAD_E_STOP: + bfa_sm_set_state(bfad, bfad_sm_fcs_exit); + bfad_fcs_stop(bfad); + break; - if (roles & BFA_PORT_ROLE_FCP_TM) - rc = bfad_tm_port_new(bfad, port); - if (rc != BFA_STATUS_OK) - goto ext; + default: + bfa_sm_fault(bfad, event); + } +} - if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable) - rc = bfad_ipfc_port_new(bfad, port, port->pvb_type); -ext: - return rc; +static void +bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event) +{ + bfa_trc(bfad, event); + + switch (event) { + case BFAD_E_FCS_EXIT_COMP: + bfa_sm_set_state(bfad, bfad_sm_stopping); + bfad_stop(bfad); + break; + + default: + bfa_sm_fault(bfad, event); + } } static void -bfad_fc4_port_delete(struct bfad_s *bfad, struct bfad_port_s *port, int roles) +bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event) { - if (roles & BFA_PORT_ROLE_FCP_IM) - bfad_im_port_delete(bfad, port); + bfa_trc(bfad, event); - if (roles & BFA_PORT_ROLE_FCP_TM) - bfad_tm_port_delete(bfad, port); + switch (event) { + case BFAD_E_EXIT_COMP: + bfa_sm_set_state(bfad, bfad_sm_uninit); + bfad_remove_intr(bfad); + del_timer_sync(&bfad->hal_tmo); + bfad_im_probe_undo(bfad); + bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE; + bfad_uncfg_pport(bfad); + break; - if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable) - bfad_ipfc_port_delete(bfad, port); + default: + bfa_sm_fault(bfad, event); + break; + } } /** @@ -209,12 +382,13 @@ bfad_hcb_comp(void *arg, bfa_status_t status) void bfa_cb_init(void *drv, bfa_status_t init_status) { - struct bfad_s *bfad = drv; + struct bfad_s *bfad = drv; if (init_status == BFA_STATUS_OK) { bfad->bfad_flags |= BFAD_HAL_INIT_DONE; - /* If BFAD_HAL_INIT_FAIL flag is set: + /* + * If BFAD_HAL_INIT_FAIL flag is set: * Wake up the kernel thread to start * the bfad operations after HAL init done */ @@ -227,26 +401,16 @@ bfa_cb_init(void *drv, bfa_status_t init_status) complete(&bfad->comp); } - - /** * BFA_FCS callbacks */ -static struct bfad_port_s * -bfad_get_drv_port(struct bfad_s *bfad, struct bfad_vf_s *vf_drv, - struct bfad_vport_s *vp_drv) -{ - return (vp_drv) ? (&(vp_drv)->drv_port) - : ((vf_drv) ? (&(vf_drv)->base_port) : (&(bfad)->pport)); -} - struct bfad_port_s * -bfa_fcb_port_new(struct bfad_s *bfad, struct bfa_fcs_port_s *port, - enum bfa_port_role roles, struct bfad_vf_s *vf_drv, +bfa_fcb_lport_new(struct bfad_s *bfad, struct bfa_fcs_lport_s *port, + enum bfa_lport_role roles, struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv) { - bfa_status_t rc; - struct bfad_port_s *port_drv; + bfa_status_t rc; + struct bfad_port_s *port_drv; if (!vp_drv && !vf_drv) { port_drv = &bfad->pport; @@ -264,71 +428,32 @@ bfa_fcb_port_new(struct bfad_s *bfad, struct bfa_fcs_port_s *port, port_drv->fcs_port = port; port_drv->roles = roles; - rc = bfad_fc4_port_new(bfad, port_drv, roles); - if (rc != BFA_STATUS_OK) { - bfad_fc4_port_delete(bfad, port_drv, roles); - port_drv = NULL; + + if (roles & BFA_LPORT_ROLE_FCP_IM) { + rc = bfad_im_port_new(bfad, port_drv); + if (rc != BFA_STATUS_OK) { + bfad_im_port_delete(bfad, port_drv); + port_drv = NULL; + } } return port_drv; } void -bfa_fcb_port_delete(struct bfad_s *bfad, enum bfa_port_role roles, +bfa_fcb_lport_delete(struct bfad_s *bfad, enum bfa_lport_role roles, struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv) { - struct bfad_port_s *port_drv; + struct bfad_port_s *port_drv; - /* - * this will be only called from rmmod context - */ + /* this will be only called from rmmod context */ if (vp_drv && !vp_drv->comp_del) { - port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv); + port_drv = (vp_drv) ? (&(vp_drv)->drv_port) : + ((vf_drv) ? (&(vf_drv)->base_port) : + (&(bfad)->pport)); bfa_trc(bfad, roles); - bfad_fc4_port_delete(bfad, port_drv, roles); - } -} - -void -bfa_fcb_port_online(struct bfad_s *bfad, enum bfa_port_role roles, - struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv) -{ - struct bfad_port_s *port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv); - - if (roles & BFA_PORT_ROLE_FCP_IM) - bfad_im_port_online(bfad, port_drv); - - if (roles & BFA_PORT_ROLE_FCP_TM) - bfad_tm_port_online(bfad, port_drv); - - if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable) - bfad_ipfc_port_online(bfad, port_drv); - - bfad->bfad_flags |= BFAD_PORT_ONLINE; -} - -void -bfa_fcb_port_offline(struct bfad_s *bfad, enum bfa_port_role roles, - struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv) -{ - struct bfad_port_s *port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv); - - if (roles & BFA_PORT_ROLE_FCP_IM) - bfad_im_port_offline(bfad, port_drv); - - if (roles & BFA_PORT_ROLE_FCP_TM) - bfad_tm_port_offline(bfad, port_drv); - - if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable) - bfad_ipfc_port_offline(bfad, port_drv); -} - -void -bfa_fcb_vport_delete(struct bfad_vport_s *vport_drv) -{ - if (vport_drv->comp_del) { - complete(vport_drv->comp_del); - return; + if (roles & BFA_LPORT_ROLE_FCP_IM) + bfad_im_port_delete(bfad, port_drv); } } @@ -339,7 +464,7 @@ bfa_status_t bfa_fcb_rport_alloc(struct bfad_s *bfad, struct bfa_fcs_rport_s **rport, struct bfad_rport_s **rport_drv) { - bfa_status_t rc = BFA_STATUS_OK; + bfa_status_t rc = BFA_STATUS_OK; *rport_drv = kzalloc(sizeof(struct bfad_rport_s), GFP_ATOMIC); if (*rport_drv == NULL) { @@ -354,35 +479,43 @@ ext: } /** - * @brief * FCS PBC VPORT Create */ void bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s pbc_vport) { - struct bfad_pcfg_s *pcfg; + struct bfa_lport_cfg_s port_cfg = {0}; + struct bfad_vport_s *vport; + int rc; - pcfg = kzalloc(sizeof(struct bfad_pcfg_s), GFP_ATOMIC); - if (!pcfg) { + vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL); + if (!vport) { bfa_trc(bfad, 0); return; } - pcfg->port_cfg.roles = BFA_PORT_ROLE_FCP_IM; - pcfg->port_cfg.pwwn = pbc_vport.vp_pwwn; - pcfg->port_cfg.nwwn = pbc_vport.vp_nwwn; - pcfg->port_cfg.preboot_vp = BFA_TRUE; + vport->drv_port.bfad = bfad; + port_cfg.roles = BFA_LPORT_ROLE_FCP_IM; + port_cfg.pwwn = pbc_vport.vp_pwwn; + port_cfg.nwwn = pbc_vport.vp_nwwn; + port_cfg.preboot_vp = BFA_TRUE; + + rc = bfa_fcs_pbc_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, 0, + &port_cfg, vport); - list_add_tail(&pcfg->list_entry, &bfad->pbc_pcfg_list); + if (rc != BFA_STATUS_OK) { + bfa_trc(bfad, 0); + return; + } - return; + list_add_tail(&vport->list_entry, &bfad->pbc_vport_list); } void bfad_hal_mem_release(struct bfad_s *bfad) { - int i; + int i; struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo; struct bfa_mem_elem_s *meminfo_elem; @@ -395,9 +528,9 @@ bfad_hal_mem_release(struct bfad_s *bfad) break; case BFA_MEM_TYPE_DMA: dma_free_coherent(&bfad->pcidev->dev, - meminfo_elem->mem_len, - meminfo_elem->kva, - (dma_addr_t) meminfo_elem->dma); + meminfo_elem->mem_len, + meminfo_elem->kva, + (dma_addr_t) meminfo_elem->dma); break; default: bfa_assert(0); @@ -434,27 +567,27 @@ bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg) * otherwise, the default values will be shown as 0 in sysfs */ num_rports = bfa_cfg->fwcfg.num_rports; - num_ios = bfa_cfg->fwcfg.num_ioim_reqs; - num_tms = bfa_cfg->fwcfg.num_tskim_reqs; - num_fcxps = bfa_cfg->fwcfg.num_fcxp_reqs; + num_ios = bfa_cfg->fwcfg.num_ioim_reqs; + num_tms = bfa_cfg->fwcfg.num_tskim_reqs; + num_fcxps = bfa_cfg->fwcfg.num_fcxp_reqs; num_ufbufs = bfa_cfg->fwcfg.num_uf_bufs; - reqq_size = bfa_cfg->drvcfg.num_reqq_elems; - rspq_size = bfa_cfg->drvcfg.num_rspq_elems; - num_sgpgs = bfa_cfg->drvcfg.num_sgpgs; + reqq_size = bfa_cfg->drvcfg.num_reqq_elems; + rspq_size = bfa_cfg->drvcfg.num_rspq_elems; + num_sgpgs = bfa_cfg->drvcfg.num_sgpgs; } bfa_status_t bfad_hal_mem_alloc(struct bfad_s *bfad) { + int i; struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo; struct bfa_mem_elem_s *meminfo_elem; - bfa_status_t rc = BFA_STATUS_OK; - dma_addr_t phys_addr; - int retry_count = 0; - int reset_value = 1; - int min_num_sgpgs = 512; - void *kva; - int i; + dma_addr_t phys_addr; + void *kva; + bfa_status_t rc = BFA_STATUS_OK; + int retry_count = 0; + int reset_value = 1; + int min_num_sgpgs = 512; bfa_cfg_get_default(&bfad->ioc_cfg); @@ -478,8 +611,7 @@ retry: break; case BFA_MEM_TYPE_DMA: kva = dma_alloc_coherent(&bfad->pcidev->dev, - meminfo_elem->mem_len, - &phys_addr, GFP_KERNEL); + meminfo_elem->mem_len, &phys_addr, GFP_KERNEL); if (kva == NULL) { bfad_hal_mem_release(bfad); /* @@ -487,14 +619,14 @@ retry: * num_sgpages try with half the value. */ if (num_sgpgs > min_num_sgpgs) { - printk(KERN_INFO "bfad[%d]: memory" - " allocation failed with" - " num_sgpgs: %d\n", + printk(KERN_INFO + "bfad[%d]: memory allocation failed" + " with num_sgpgs: %d\n", bfad->inst_no, num_sgpgs); nextLowerInt(&num_sgpgs); - printk(KERN_INFO "bfad[%d]: trying to" - " allocate memory with" - " num_sgpgs: %d\n", + printk(KERN_INFO + "bfad[%d]: trying to allocate memory" + " with num_sgpgs: %d\n", bfad->inst_no, num_sgpgs); retry_count++; goto retry; @@ -536,11 +668,11 @@ ext: */ bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id, - struct bfa_port_cfg_s *port_cfg, struct device *dev) + struct bfa_lport_cfg_s *port_cfg, struct device *dev) { - struct bfad_vport_s *vport; - int rc = BFA_STATUS_OK; - unsigned long flags; + struct bfad_vport_s *vport; + int rc = BFA_STATUS_OK; + unsigned long flags; struct completion fcomp; vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL); @@ -551,18 +683,14 @@ bfad_vport_create(struct bfad_s *bfad, u16 vf_id, vport->drv_port.bfad = bfad; spin_lock_irqsave(&bfad->bfad_lock, flags); - if (port_cfg->preboot_vp == BFA_TRUE) - rc = bfa_fcs_pbc_vport_create(&vport->fcs_vport, - &bfad->bfa_fcs, vf_id, port_cfg, vport); - else - rc = bfa_fcs_vport_create(&vport->fcs_vport, - &bfad->bfa_fcs, vf_id, port_cfg, vport); + rc = bfa_fcs_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, vf_id, + port_cfg, vport); spin_unlock_irqrestore(&bfad->bfad_lock, flags); if (rc != BFA_STATUS_OK) goto ext_free_vport; - if (port_cfg->roles & BFA_PORT_ROLE_FCP_IM) { + if (port_cfg->roles & BFA_LPORT_ROLE_FCP_IM) { rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port, dev); if (rc != BFA_STATUS_OK) @@ -593,10 +721,10 @@ ext: */ bfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id, - struct bfa_port_cfg_s *port_cfg) + struct bfa_lport_cfg_s *port_cfg) { - struct bfad_vf_s *vf; - int rc = BFA_STATUS_OK; + struct bfad_vf_s *vf; + int rc = BFA_STATUS_OK; vf = kzalloc(sizeof(struct bfad_vf_s), GFP_KERNEL); if (!vf) { @@ -615,9 +743,9 @@ ext: void bfad_bfa_tmo(unsigned long data) { - struct bfad_s *bfad = (struct bfad_s *)data; - unsigned long flags; - struct list_head doneq; + struct bfad_s *bfad = (struct bfad_s *) data; + unsigned long flags; + struct list_head doneq; spin_lock_irqsave(&bfad->bfad_lock, flags); @@ -633,7 +761,8 @@ bfad_bfa_tmo(unsigned long data) spin_unlock_irqrestore(&bfad->bfad_lock, flags); } - mod_timer(&bfad->hal_tmo, jiffies + msecs_to_jiffies(BFA_TIMER_FREQ)); + mod_timer(&bfad->hal_tmo, + jiffies + msecs_to_jiffies(BFA_TIMER_FREQ)); } void @@ -643,16 +772,17 @@ bfad_init_timer(struct bfad_s *bfad) bfad->hal_tmo.function = bfad_bfa_tmo; bfad->hal_tmo.data = (unsigned long)bfad; - mod_timer(&bfad->hal_tmo, jiffies + msecs_to_jiffies(BFA_TIMER_FREQ)); + mod_timer(&bfad->hal_tmo, + jiffies + msecs_to_jiffies(BFA_TIMER_FREQ)); } int bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad) { - int rc = -ENODEV; + int rc = -ENODEV; if (pci_enable_device(pdev)) { - BFA_PRINTF(BFA_ERR, "pci_enable_device fail %p\n", pdev); + printk(KERN_ERR "pci_enable_device fail %p\n", pdev); goto out; } @@ -664,14 +794,14 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad) if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) { - BFA_PRINTF(BFA_ERR, "pci_set_dma_mask fail %p\n", pdev); + printk(KERN_ERR "pci_set_dma_mask fail %p\n", pdev); goto out_release_region; } bfad->pci_bar0_kva = pci_iomap(pdev, 0, pci_resource_len(pdev, 0)); if (bfad->pci_bar0_kva == NULL) { - BFA_PRINTF(BFA_ERR, "Fail to map bar0\n"); + printk(KERN_ERR "Fail to map bar0\n"); goto out_release_region; } @@ -688,6 +818,54 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad) bfad->pci_attr.pcifn = PCI_FUNC(pdev->devfn); bfad->pcidev = pdev; + + /* Adjust PCIe Maximum Read Request Size */ + if (pcie_max_read_reqsz > 0) { + int pcie_cap_reg; + u16 pcie_dev_ctl; + u16 mask = 0xffff; + + switch (pcie_max_read_reqsz) { + case 128: + mask = 0x0; + break; + case 256: + mask = 0x1000; + break; + case 512: + mask = 0x2000; + break; + case 1024: + mask = 0x3000; + break; + case 2048: + mask = 0x4000; + break; + case 4096: + mask = 0x5000; + break; + default: + break; + } + + pcie_cap_reg = pci_find_capability(pdev, PCI_CAP_ID_EXP); + if (mask != 0xffff && pcie_cap_reg) { + pcie_cap_reg += 0x08; + pci_read_config_word(pdev, pcie_cap_reg, &pcie_dev_ctl); + if ((pcie_dev_ctl & 0x7000) != mask) { + printk(KERN_WARNING "BFA[%s]: " + "pcie_max_read_request_size is %d, " + "reset to %d\n", bfad->pci_name, + (1 << ((pcie_dev_ctl & 0x7000) >> 12)) << 7, + pcie_max_read_reqsz); + + pcie_dev_ctl &= ~0x7000; + pci_write_config_word(pdev, pcie_cap_reg, + pcie_dev_ctl | mask); + } + } + } + return 0; out_release_region: @@ -710,25 +888,22 @@ bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad) void bfad_fcs_port_cfg(struct bfad_s *bfad) { - struct bfa_port_cfg_s port_cfg; - struct bfa_pport_attr_s attr; - char symname[BFA_SYMNAME_MAXLEN]; + struct bfa_lport_cfg_s port_cfg; + struct bfa_port_attr_s attr; + char symname[BFA_SYMNAME_MAXLEN]; sprintf(symname, "%s-%d", BFAD_DRIVER_NAME, bfad->inst_no); memcpy(port_cfg.sym_name.symname, symname, strlen(symname)); bfa_fcport_get_attr(&bfad->bfa, &attr); port_cfg.nwwn = attr.nwwn; port_cfg.pwwn = attr.pwwn; - - bfa_fcs_cfg_base_port(&bfad->bfa_fcs, &port_cfg); } bfa_status_t bfad_drv_init(struct bfad_s *bfad) { - bfa_status_t rc; - unsigned long flags; - struct bfa_fcs_driver_info_s driver_info; + bfa_status_t rc; + unsigned long flags; bfad->cfg_data.rport_del_timeout = rport_del_timeout; bfad->cfg_data.lun_queue_depth = bfa_lun_queue_depth; @@ -740,15 +915,12 @@ bfad_drv_init(struct bfad_s *bfad) printk(KERN_WARNING "bfad%d bfad_hal_mem_alloc failure\n", bfad->inst_no); printk(KERN_WARNING - "Not enough memory to attach all Brocade HBA ports," - " System may need more memory.\n"); + "Not enough memory to attach all Brocade HBA ports, %s", + "System may need more memory.\n"); goto out_hal_mem_alloc_failure; } - bfa_init_log(&bfad->bfa, bfad->logmod); bfa_init_trc(&bfad->bfa, bfad->trcmod); - bfa_init_aen(&bfad->bfa, bfad->aen); - memset(bfad->file_map, 0, sizeof(bfad->file_map)); bfa_init_plog(&bfad->bfa, &bfad->plog_buf); bfa_plog_init(&bfad->plog_buf); bfa_plog_str(&bfad->plog_buf, BFA_PL_MID_DRVR, BFA_PL_EID_DRIVER_START, @@ -757,77 +929,17 @@ bfad_drv_init(struct bfad_s *bfad) bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, &bfad->meminfo, &bfad->hal_pcidev); - init_completion(&bfad->comp); - - /* - * Enable Interrupt and wait bfa_init completion - */ - if (bfad_setup_intr(bfad)) { - printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n", - bfad->inst_no); - goto out_setup_intr_failure; - } - + /* FCS INIT */ spin_lock_irqsave(&bfad->bfad_lock, flags); - bfa_init(&bfad->bfa); - spin_unlock_irqrestore(&bfad->bfad_lock, flags); - - /* - * Set up interrupt handler for each vectors - */ - if ((bfad->bfad_flags & BFAD_MSIX_ON) - && bfad_install_msix_handler(bfad)) { - printk(KERN_WARNING "%s: install_msix failed, bfad%d\n", - __func__, bfad->inst_no); - } - - bfad_init_timer(bfad); - - wait_for_completion(&bfad->comp); - - memset(&driver_info, 0, sizeof(driver_info)); - strncpy(driver_info.version, BFAD_DRIVER_VERSION, - sizeof(driver_info.version) - 1); - __kernel_param_lock(); - if (host_name) - strncpy(driver_info.host_machine_name, host_name, - sizeof(driver_info.host_machine_name) - 1); - if (os_name) - strncpy(driver_info.host_os_name, os_name, - sizeof(driver_info.host_os_name) - 1); - if (os_patch) - strncpy(driver_info.host_os_patch, os_patch, - sizeof(driver_info.host_os_patch) - 1); - __kernel_param_unlock(); - - strncpy(driver_info.os_device_name, bfad->pci_name, - sizeof(driver_info.os_device_name - 1)); - - /* - * FCS INIT - */ - spin_lock_irqsave(&bfad->bfad_lock, flags); - bfa_fcs_log_init(&bfad->bfa_fcs, bfad->logmod); bfa_fcs_trc_init(&bfad->bfa_fcs, bfad->trcmod); - bfa_fcs_aen_init(&bfad->bfa_fcs, bfad->aen); bfa_fcs_attach(&bfad->bfa_fcs, &bfad->bfa, bfad, BFA_FALSE); - - /* Do FCS init only when HAL init is done */ - if ((bfad->bfad_flags & BFAD_HAL_INIT_DONE)) { - bfa_fcs_init(&bfad->bfa_fcs); - bfad->bfad_flags |= BFAD_FCS_INIT_DONE; - } - - bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info); bfa_fcs_set_fdmi_param(&bfad->bfa_fcs, fdmi_enable); spin_unlock_irqrestore(&bfad->bfad_lock, flags); bfad->bfad_flags |= BFAD_DRV_INIT_DONE; + return BFA_STATUS_OK; -out_setup_intr_failure: - bfa_detach(&bfad->bfa); - bfad_hal_mem_release(bfad); out_hal_mem_alloc_failure: return BFA_STATUS_FAILED; } @@ -855,7 +967,7 @@ bfad_drv_uninit(struct bfad_s *bfad) void bfad_drv_start(struct bfad_s *bfad) { - unsigned long flags; + unsigned long flags; spin_lock_irqsave(&bfad->bfad_lock, flags); bfa_start(&bfad->bfa); @@ -863,13 +975,14 @@ bfad_drv_start(struct bfad_s *bfad) bfad->bfad_flags |= BFAD_HAL_START_DONE; spin_unlock_irqrestore(&bfad->bfad_lock, flags); - bfad_fc4_probe_post(bfad); + if (bfad->im) + flush_workqueue(bfad->im->drv_workq); } void -bfad_drv_stop(struct bfad_s *bfad) +bfad_fcs_stop(struct bfad_s *bfad) { - unsigned long flags; + unsigned long flags; spin_lock_irqsave(&bfad->bfad_lock, flags); init_completion(&bfad->comp); @@ -878,24 +991,32 @@ bfad_drv_stop(struct bfad_s *bfad) spin_unlock_irqrestore(&bfad->bfad_lock, flags); wait_for_completion(&bfad->comp); + bfa_sm_send_event(bfad, BFAD_E_FCS_EXIT_COMP); +} + +void +bfad_stop(struct bfad_s *bfad) +{ + unsigned long flags; + spin_lock_irqsave(&bfad->bfad_lock, flags); init_completion(&bfad->comp); bfa_stop(&bfad->bfa); bfad->bfad_flags &= ~BFAD_HAL_START_DONE; spin_unlock_irqrestore(&bfad->bfad_lock, flags); wait_for_completion(&bfad->comp); + + bfa_sm_send_event(bfad, BFAD_E_EXIT_COMP); } bfa_status_t -bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role) +bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role) { - int rc = BFA_STATUS_OK; + int rc = BFA_STATUS_OK; - /* - * Allocate scsi_host for the physical port - */ - if ((bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IM) - && (role & BFA_PORT_ROLE_FCP_IM)) { + /* Allocate scsi_host for the physical port */ + if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) && + (role & BFA_LPORT_ROLE_FCP_IM)) { if (bfad->pport.im_port == NULL) { rc = BFA_STATUS_FAILED; goto out; @@ -906,7 +1027,7 @@ bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role) if (rc != BFA_STATUS_OK) goto out; - bfad->pport.roles |= BFA_PORT_ROLE_FCP_IM; + bfad->pport.roles |= BFA_LPORT_ROLE_FCP_IM; } /* Setup the debugfs node for this scsi_host */ @@ -922,74 +1043,102 @@ out: void bfad_uncfg_pport(struct bfad_s *bfad) { - /* Remove the debugfs node for this scsi_host */ + /* Remove the debugfs node for this scsi_host */ kfree(bfad->regdata); bfad_debugfs_exit(&bfad->pport); - if ((bfad->pport.roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable) { - bfad_ipfc_port_delete(bfad, &bfad->pport); - bfad->pport.roles &= ~BFA_PORT_ROLE_FCP_IPFC; - } - - if ((bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IM) - && (bfad->pport.roles & BFA_PORT_ROLE_FCP_IM)) { + if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) && + (bfad->pport.roles & BFA_LPORT_ROLE_FCP_IM)) { bfad_im_scsi_host_free(bfad, bfad->pport.im_port); bfad_im_port_clean(bfad->pport.im_port); kfree(bfad->pport.im_port); - bfad->pport.roles &= ~BFA_PORT_ROLE_FCP_IM; + bfad->pport.roles &= ~BFA_LPORT_ROLE_FCP_IM; } bfad->bfad_flags &= ~BFAD_CFG_PPORT_DONE; } -void -bfad_drv_log_level_set(struct bfad_s *bfad) -{ - if (log_level > BFA_LOG_INVALID && log_level <= BFA_LOG_LEVEL_MAX) - bfa_log_set_level_all(&bfad->log_data, log_level); -} - bfa_status_t -bfad_start_ops(struct bfad_s *bfad) -{ - int retval; - struct bfad_pcfg_s *pcfg, *pcfg_new; +bfad_start_ops(struct bfad_s *bfad) { + + int retval; + unsigned long flags; + struct bfad_vport_s *vport, *vport_new; + struct bfa_fcs_driver_info_s driver_info; + + /* Fill the driver_info info to fcs*/ + memset(&driver_info, 0, sizeof(driver_info)); + strncpy(driver_info.version, BFAD_DRIVER_VERSION, + sizeof(driver_info.version) - 1); + if (host_name) + strncpy(driver_info.host_machine_name, host_name, + sizeof(driver_info.host_machine_name) - 1); + if (os_name) + strncpy(driver_info.host_os_name, os_name, + sizeof(driver_info.host_os_name) - 1); + if (os_patch) + strncpy(driver_info.host_os_patch, os_patch, + sizeof(driver_info.host_os_patch) - 1); + + strncpy(driver_info.os_device_name, bfad->pci_name, + sizeof(driver_info.os_device_name - 1)); + + /* FCS INIT */ + spin_lock_irqsave(&bfad->bfad_lock, flags); + bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info); + bfa_fcs_init(&bfad->bfa_fcs); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); /* PPORT FCS config */ bfad_fcs_port_cfg(bfad); - retval = bfad_cfg_pport(bfad, BFA_PORT_ROLE_FCP_IM); - if (retval != BFA_STATUS_OK) - goto out_cfg_pport_failure; - - /* BFAD level FC4 (IM/TM/IPFC) specific resource allocation */ - retval = bfad_fc4_probe(bfad); + retval = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM); if (retval != BFA_STATUS_OK) { - printk(KERN_WARNING "bfad_fc4_probe failed\n"); - goto out_fc4_probe_failure; + if (bfa_sm_cmp_state(bfad, bfad_sm_initializing)) + bfa_sm_set_state(bfad, bfad_sm_failed); + bfad_stop(bfad); + return BFA_STATUS_FAILED; } + /* BFAD level FC4 IM specific resource allocation */ + retval = bfad_im_probe(bfad); + if (retval != BFA_STATUS_OK) { + printk(KERN_WARNING "bfad_im_probe failed\n"); + if (bfa_sm_cmp_state(bfad, bfad_sm_initializing)) + bfa_sm_set_state(bfad, bfad_sm_failed); + bfad_im_probe_undo(bfad); + bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE; + bfad_uncfg_pport(bfad); + bfad_stop(bfad); + return BFA_STATUS_FAILED; + } else + bfad->bfad_flags |= BFAD_FC4_PROBE_DONE; + bfad_drv_start(bfad); - /* pbc vport creation */ - list_for_each_entry_safe(pcfg, pcfg_new, &bfad->pbc_pcfg_list, - list_entry) { + /* Complete pbc vport create */ + list_for_each_entry_safe(vport, vport_new, &bfad->pbc_vport_list, + list_entry) { struct fc_vport_identifiers vid; struct fc_vport *fc_vport; + char pwwn_buf[BFA_STRING_32]; memset(&vid, 0, sizeof(vid)); vid.roles = FC_PORT_ROLE_FCP_INITIATOR; vid.vport_type = FC_PORTTYPE_NPIV; vid.disable = false; - vid.node_name = wwn_to_u64((u8 *)&pcfg->port_cfg.nwwn); - vid.port_name = wwn_to_u64((u8 *)&pcfg->port_cfg.pwwn); + vid.node_name = wwn_to_u64((u8 *) + (&((vport->fcs_vport).lport.port_cfg.nwwn))); + vid.port_name = wwn_to_u64((u8 *) + (&((vport->fcs_vport).lport.port_cfg.pwwn))); fc_vport = fc_vport_create(bfad->pport.im_port->shost, 0, &vid); - if (!fc_vport) + if (!fc_vport) { + wwn2str(pwwn_buf, vid.port_name); printk(KERN_WARNING "bfad%d: failed to create pbc vport" - " %llx\n", bfad->inst_no, vid.port_name); - list_del(&pcfg->list_entry); - kfree(pcfg); - + " %s\n", bfad->inst_no, pwwn_buf); + } + list_del(&vport->list_entry); + kfree(vport); } /* @@ -998,24 +1147,15 @@ bfad_start_ops(struct bfad_s *bfad) * passed in module param value as the bfa_linkup_delay. */ if (bfa_linkup_delay < 0) { - bfa_linkup_delay = bfad_os_get_linkup_delay(bfad); bfad_os_rport_online_wait(bfad); bfa_linkup_delay = -1; - - } else { + } else bfad_os_rport_online_wait(bfad); - } - bfa_log(bfad->logmod, BFA_LOG_LINUX_DEVICE_CLAIMED, bfad->pci_name); + BFA_LOG(KERN_INFO, bfad, log_level, "bfa device claimed\n"); return BFA_STATUS_OK; - -out_fc4_probe_failure: - bfad_fc4_probe_undo(bfad); - bfad_uncfg_pport(bfad); -out_cfg_pport_failure: - return BFA_STATUS_FAILED; } int @@ -1028,18 +1168,8 @@ bfad_worker(void *ptr) while (!kthread_should_stop()) { - /* Check if the FCS init is done from bfad_drv_init; - * if not done do FCS init and set the flag. - */ - if (!(bfad->bfad_flags & BFAD_FCS_INIT_DONE)) { - spin_lock_irqsave(&bfad->bfad_lock, flags); - bfa_fcs_init(&bfad->bfa_fcs); - bfad->bfad_flags |= BFAD_FCS_INIT_DONE; - spin_unlock_irqrestore(&bfad->bfad_lock, flags); - } - - /* Start the bfad operations after HAL init done */ - bfad_start_ops(bfad); + /* Send event BFAD_E_INIT_SUCCESS */ + bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS); spin_lock_irqsave(&bfad->bfad_lock, flags); bfad->bfad_tsk = NULL; @@ -1051,9 +1181,198 @@ bfad_worker(void *ptr) return 0; } - /* - * PCI_entry PCI driver entries * { - */ +/** + * BFA driver interrupt functions + */ +irqreturn_t +bfad_intx(int irq, void *dev_id) +{ + struct bfad_s *bfad = dev_id; + struct list_head doneq; + unsigned long flags; + bfa_boolean_t rc; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + rc = bfa_intx(&bfad->bfa); + if (!rc) { + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + return IRQ_NONE; + } + + bfa_comp_deq(&bfad->bfa, &doneq); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (!list_empty(&doneq)) { + bfa_comp_process(&bfad->bfa, &doneq); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + bfa_comp_free(&bfad->bfa, &doneq); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + bfa_trc_fp(bfad, irq); + } + + return IRQ_HANDLED; + +} + +static irqreturn_t +bfad_msix(int irq, void *dev_id) +{ + struct bfad_msix_s *vec = dev_id; + struct bfad_s *bfad = vec->bfad; + struct list_head doneq; + unsigned long flags; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + + bfa_msix(&bfad->bfa, vec->msix.entry); + bfa_comp_deq(&bfad->bfa, &doneq); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (!list_empty(&doneq)) { + bfa_comp_process(&bfad->bfa, &doneq); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + bfa_comp_free(&bfad->bfa, &doneq); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + } + + return IRQ_HANDLED; +} + +/** + * Initialize the MSIX entry table. + */ +static void +bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries, + int mask, int max_bit) +{ + int i; + int match = 0x00000001; + + for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) { + if (mask & match) { + bfad->msix_tab[bfad->nvec].msix.entry = i; + bfad->msix_tab[bfad->nvec].bfad = bfad; + msix_entries[bfad->nvec].entry = i; + bfad->nvec++; + } + + match <<= 1; + } + +} + +int +bfad_install_msix_handler(struct bfad_s *bfad) +{ + int i, error = 0; + + for (i = 0; i < bfad->nvec; i++) { + sprintf(bfad->msix_tab[i].name, "bfa-%s-%s", + bfad->pci_name, + ((bfa_asic_id_ct(bfad->hal_pcidev.device_id)) ? + msix_name_ct[i] : msix_name_cb[i])); + + error = request_irq(bfad->msix_tab[i].msix.vector, + (irq_handler_t) bfad_msix, 0, + bfad->msix_tab[i].name, &bfad->msix_tab[i]); + bfa_trc(bfad, i); + bfa_trc(bfad, bfad->msix_tab[i].msix.vector); + if (error) { + int j; + + for (j = 0; j < i; j++) + free_irq(bfad->msix_tab[j].msix.vector, + &bfad->msix_tab[j]); + + return 1; + } + } + + return 0; +} + +/** + * Setup MSIX based interrupt. + */ +int +bfad_setup_intr(struct bfad_s *bfad) +{ + int error = 0; + u32 mask = 0, i, num_bit = 0, max_bit = 0; + struct msix_entry msix_entries[MAX_MSIX_ENTRY]; + struct pci_dev *pdev = bfad->pcidev; + + /* Call BFA to get the msix map for this PCI function. */ + bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit); + + /* Set up the msix entry table */ + bfad_init_msix_entry(bfad, msix_entries, mask, max_bit); + + if ((bfa_asic_id_ct(pdev->device) && !msix_disable_ct) || + (!bfa_asic_id_ct(pdev->device) && !msix_disable_cb)) { + + error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec); + if (error) { + /* + * Only error number of vector is available. + * We don't have a mechanism to map multiple + * interrupts into one vector, so even if we + * can try to request less vectors, we don't + * know how to associate interrupt events to + * vectors. Linux doesn't dupicate vectors + * in the MSIX table for this case. + */ + + printk(KERN_WARNING "bfad%d: " + "pci_enable_msix failed (%d)," + " use line based.\n", bfad->inst_no, error); + + goto line_based; + } + + /* Save the vectors */ + for (i = 0; i < bfad->nvec; i++) { + bfa_trc(bfad, msix_entries[i].vector); + bfad->msix_tab[i].msix.vector = msix_entries[i].vector; + } + + bfa_msix_init(&bfad->bfa, bfad->nvec); + + bfad->bfad_flags |= BFAD_MSIX_ON; + + return error; + } + +line_based: + error = 0; + if (request_irq + (bfad->pcidev->irq, (irq_handler_t) bfad_intx, BFAD_IRQ_FLAGS, + BFAD_DRIVER_NAME, bfad) != 0) { + /* Enable interrupt handler failed */ + return 1; + } + + return error; +} + +void +bfad_remove_intr(struct bfad_s *bfad) +{ + int i; + + if (bfad->bfad_flags & BFAD_MSIX_ON) { + for (i = 0; i < bfad->nvec; i++) + free_irq(bfad->msix_tab[i].msix.vector, + &bfad->msix_tab[i]); + + pci_disable_msix(bfad->pcidev); + bfad->bfad_flags &= ~BFAD_MSIX_ON; + } else { + free_irq(bfad->pcidev->irq, bfad); + } +} /** * PCI probe entry. @@ -1061,18 +1380,14 @@ bfad_worker(void *ptr) int bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid) { - struct bfad_s *bfad; - int error = -ENODEV, retval; + struct bfad_s *bfad; + int error = -ENODEV, retval; - /* - * For single port cards - only claim function 0 - */ - if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P) - && (PCI_FUNC(pdev->devfn) != 0)) + /* For single port cards - only claim function 0 */ + if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P) && + (PCI_FUNC(pdev->devfn) != 0)) return -ENODEV; - BFA_TRACE(BFA_INFO, "bfad_pci_probe entry"); - bfad = kzalloc(sizeof(struct bfad_s), GFP_KERNEL); if (!bfad) { error = -ENOMEM; @@ -1086,21 +1401,11 @@ bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid) goto out_alloc_trace_failure; } - /* - * LOG/TRACE INIT - */ + /* TRACE INIT */ bfa_trc_init(bfad->trcmod); bfa_trc(bfad, bfad_inst); - bfad->logmod = &bfad->log_data; - bfa_log_init(bfad->logmod, (char *)pci_name(pdev), bfa_os_printf); - - bfad_drv_log_level_set(bfad); - - bfad->aen = &bfad->aen_buf; - if (!(bfad_load_fwimg(pdev))) { - printk(KERN_WARNING "bfad_load_fwimg failure!\n"); kfree(bfad->trcmod); goto out_alloc_trace_failure; } @@ -1117,46 +1422,31 @@ bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid) list_add_tail(&bfad->list_entry, &bfad_list); mutex_unlock(&bfad_mutex); + /* Initializing the state machine: State set to uninit */ + bfa_sm_set_state(bfad, bfad_sm_uninit); + spin_lock_init(&bfad->bfad_lock); pci_set_drvdata(pdev, bfad); bfad->ref_count = 0; bfad->pport.bfad = bfad; - INIT_LIST_HEAD(&bfad->pbc_pcfg_list); - - bfad->bfad_tsk = kthread_create(bfad_worker, (void *) bfad, "%s", - "bfad_worker"); - if (IS_ERR(bfad->bfad_tsk)) { - printk(KERN_INFO "bfad[%d]: Kernel thread" - " creation failed!\n", - bfad->inst_no); - goto out_kthread_create_failure; - } + INIT_LIST_HEAD(&bfad->pbc_vport_list); retval = bfad_drv_init(bfad); if (retval != BFA_STATUS_OK) goto out_drv_init_failure; - if (!(bfad->bfad_flags & BFAD_HAL_INIT_DONE)) { - bfad->bfad_flags |= BFAD_HAL_INIT_FAIL; - printk(KERN_WARNING "bfad%d: hal init failed\n", bfad->inst_no); - goto ok; - } - retval = bfad_start_ops(bfad); - if (retval != BFA_STATUS_OK) - goto out_start_ops_failure; + bfa_sm_send_event(bfad, BFAD_E_CREATE); - kthread_stop(bfad->bfad_tsk); - bfad->bfad_tsk = NULL; + if (bfa_sm_cmp_state(bfad, bfad_sm_uninit)) + goto out_bfad_sm_failure; -ok: return 0; -out_start_ops_failure: - bfad_drv_uninit(bfad); +out_bfad_sm_failure: + bfa_detach(&bfad->bfa); + bfad_hal_mem_release(bfad); out_drv_init_failure: - kthread_stop(bfad->bfad_tsk); -out_kthread_create_failure: mutex_lock(&bfad_mutex); bfad_inst--; list_del(&bfad->list_entry); @@ -1176,62 +1466,29 @@ out: void bfad_pci_remove(struct pci_dev *pdev) { - struct bfad_s *bfad = pci_get_drvdata(pdev); - unsigned long flags; + struct bfad_s *bfad = pci_get_drvdata(pdev); + unsigned long flags; bfa_trc(bfad, bfad->inst_no); spin_lock_irqsave(&bfad->bfad_lock, flags); - if (bfad->bfad_tsk != NULL) - kthread_stop(bfad->bfad_tsk); - spin_unlock_irqrestore(&bfad->bfad_lock, flags); - - if ((bfad->bfad_flags & BFAD_DRV_INIT_DONE) - && !(bfad->bfad_flags & BFAD_HAL_INIT_DONE)) { - - spin_lock_irqsave(&bfad->bfad_lock, flags); - init_completion(&bfad->comp); - bfa_stop(&bfad->bfa); + if (bfad->bfad_tsk != NULL) { spin_unlock_irqrestore(&bfad->bfad_lock, flags); - wait_for_completion(&bfad->comp); - - bfad_remove_intr(bfad); - del_timer_sync(&bfad->hal_tmo); - goto hal_detach; - } else if (!(bfad->bfad_flags & BFAD_DRV_INIT_DONE)) { - goto remove_sysfs; - } - - if (bfad->bfad_flags & BFAD_HAL_START_DONE) { - bfad_drv_stop(bfad); - } else if (bfad->bfad_flags & BFAD_DRV_INIT_DONE) { - /* Invoking bfa_stop() before bfa_detach - * when HAL and DRV init are success - * but HAL start did not occur. - */ - spin_lock_irqsave(&bfad->bfad_lock, flags); - init_completion(&bfad->comp); - bfa_stop(&bfad->bfa); + kthread_stop(bfad->bfad_tsk); + } else { spin_unlock_irqrestore(&bfad->bfad_lock, flags); - wait_for_completion(&bfad->comp); } - bfad_remove_intr(bfad); - del_timer_sync(&bfad->hal_tmo); + /* Send Event BFAD_E_STOP */ + bfa_sm_send_event(bfad, BFAD_E_STOP); - if (bfad->bfad_flags & BFAD_FC4_PROBE_DONE) - bfad_fc4_probe_undo(bfad); - - if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE) - bfad_uncfg_pport(bfad); - -hal_detach: + /* Driver detach and dealloc mem */ spin_lock_irqsave(&bfad->bfad_lock, flags); bfa_detach(&bfad->bfa); spin_unlock_irqrestore(&bfad->bfad_lock, flags); bfad_hal_mem_release(bfad); -remove_sysfs: + /* Cleaning the BFAD instance */ mutex_lock(&bfad_mutex); bfad_inst--; list_del(&bfad->list_entry); @@ -1242,35 +1499,34 @@ remove_sysfs: kfree(bfad); } - -static struct pci_device_id bfad_id_table[] = { +struct pci_device_id bfad_id_table[] = { { - .vendor = BFA_PCI_VENDOR_ID_BROCADE, - .device = BFA_PCI_DEVICE_ID_FC_8G2P, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - }, + .vendor = BFA_PCI_VENDOR_ID_BROCADE, + .device = BFA_PCI_DEVICE_ID_FC_8G2P, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + }, { - .vendor = BFA_PCI_VENDOR_ID_BROCADE, - .device = BFA_PCI_DEVICE_ID_FC_8G1P, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - }, + .vendor = BFA_PCI_VENDOR_ID_BROCADE, + .device = BFA_PCI_DEVICE_ID_FC_8G1P, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + }, { - .vendor = BFA_PCI_VENDOR_ID_BROCADE, - .device = BFA_PCI_DEVICE_ID_CT, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .class = (PCI_CLASS_SERIAL_FIBER << 8), - .class_mask = ~0, - }, + .vendor = BFA_PCI_VENDOR_ID_BROCADE, + .device = BFA_PCI_DEVICE_ID_CT, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .class = (PCI_CLASS_SERIAL_FIBER << 8), + .class_mask = ~0, + }, { - .vendor = BFA_PCI_VENDOR_ID_BROCADE, - .device = BFA_PCI_DEVICE_ID_CT_FC, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .class = (PCI_CLASS_SERIAL_FIBER << 8), - .class_mask = ~0, + .vendor = BFA_PCI_VENDOR_ID_BROCADE, + .device = BFA_PCI_DEVICE_ID_CT_FC, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .class = (PCI_CLASS_SERIAL_FIBER << 8), + .class_mask = ~0, }, {0, 0}, @@ -1286,89 +1542,104 @@ static struct pci_driver bfad_pci_driver = { }; /** - * Linux driver module functions - */ -bfa_status_t -bfad_fc4_module_init(void) -{ - int rc; - - rc = bfad_im_module_init(); - if (rc != BFA_STATUS_OK) - goto ext; - - bfad_tm_module_init(); - if (ipfc_enable) - bfad_ipfc_module_init(); -ext: - return rc; -} - -void -bfad_fc4_module_exit(void) -{ - if (ipfc_enable) - bfad_ipfc_module_exit(); - bfad_tm_module_exit(); - bfad_im_module_exit(); -} - -/** * Driver module init. */ -static int __init +static int __init bfad_init(void) { - int error = 0; + int error = 0; printk(KERN_INFO "Brocade BFA FC/FCOE SCSI driver - version: %s\n", - BFAD_DRIVER_VERSION); + BFAD_DRIVER_VERSION); if (num_sgpgs > 0) num_sgpgs_parm = num_sgpgs; - error = bfad_fc4_module_init(); + error = bfad_im_module_init(); if (error) { error = -ENOMEM; - printk(KERN_WARNING "bfad_fc4_module_init failure\n"); + printk(KERN_WARNING "bfad_im_module_init failure\n"); goto ext; } - if (!strcmp(FCPI_NAME, " fcpim")) - bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_IM; - if (!strcmp(FCPT_NAME, " fcptm")) - bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_TM; - if (!strcmp(IPFC_NAME, " ipfc")) - bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_IPFC; + if (strcmp(FCPI_NAME, " fcpim") == 0) + supported_fc4s |= BFA_LPORT_ROLE_FCP_IM; bfa_ioc_auto_recover(ioc_auto_recover); bfa_fcs_rport_set_del_timeout(rport_del_timeout); - error = pci_register_driver(&bfad_pci_driver); + error = pci_register_driver(&bfad_pci_driver); if (error) { - printk(KERN_WARNING "bfad pci_register_driver failure\n"); + printk(KERN_WARNING "pci_register_driver failure\n"); goto ext; } return 0; ext: - bfad_fc4_module_exit(); + bfad_im_module_exit(); return error; } /** * Driver module exit. */ -static void __exit +static void __exit bfad_exit(void) { pci_unregister_driver(&bfad_pci_driver); - bfad_fc4_module_exit(); + bfad_im_module_exit(); bfad_free_fwimg(); } -#define BFAD_PROTO_NAME FCPI_NAME FCPT_NAME IPFC_NAME +/* Firmware handling */ +u32 * +bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image, + u32 *bfi_image_size, char *fw_name) +{ + const struct firmware *fw; + + if (request_firmware(&fw, fw_name, &pdev->dev)) { + printk(KERN_ALERT "Can't locate firmware %s\n", fw_name); + goto error; + } + + *bfi_image = vmalloc(fw->size); + if (NULL == *bfi_image) { + printk(KERN_ALERT "Fail to allocate buffer for fw image " + "size=%x!\n", (u32) fw->size); + goto error; + } + + memcpy(*bfi_image, fw->data, fw->size); + *bfi_image_size = fw->size/sizeof(u32); + + return *bfi_image; + +error: + return NULL; +} + +u32 * +bfad_get_firmware_buf(struct pci_dev *pdev) +{ + if (pdev->device == BFA_PCI_DEVICE_ID_CT_FC) { + if (bfi_image_ct_fc_size == 0) + bfad_read_firmware(pdev, &bfi_image_ct_fc, + &bfi_image_ct_fc_size, BFAD_FW_FILE_CT_FC); + return bfi_image_ct_fc; + } else if (pdev->device == BFA_PCI_DEVICE_ID_CT) { + if (bfi_image_ct_cna_size == 0) + bfad_read_firmware(pdev, &bfi_image_ct_cna, + &bfi_image_ct_cna_size, BFAD_FW_FILE_CT_CNA); + return bfi_image_ct_cna; + } else { + if (bfi_image_cb_fc_size == 0) + bfad_read_firmware(pdev, &bfi_image_cb_fc, + &bfi_image_cb_fc_size, BFAD_FW_FILE_CB_FC); + return bfi_image_cb_fc; + } +} module_init(bfad_init); module_exit(bfad_exit); @@ -1376,5 +1647,3 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Brocade Fibre Channel HBA Driver" BFAD_PROTO_NAME); MODULE_AUTHOR("Brocade Communications Systems, Inc."); MODULE_VERSION(BFAD_DRIVER_VERSION); - - diff --git a/drivers/scsi/bfa/bfad_attr.c b/drivers/scsi/bfa/bfad_attr.c index 0818eb07ef8..d8843720eac 100644 --- a/drivers/scsi/bfa/bfad_attr.c +++ b/drivers/scsi/bfa/bfad_attr.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -19,15 +19,8 @@ * bfa_attr.c Linux driver configuration interface module. */ -#include <linux/slab.h> #include "bfad_drv.h" #include "bfad_im.h" -#include "bfad_trcmod.h" -#include "bfad_attr.h" - -/** - * FC_transport_template FC transport template - */ /** * FC transport template entry, get SCSI target port ID. @@ -42,7 +35,7 @@ bfad_im_get_starget_port_id(struct scsi_target *starget) u32 fc_id = -1; unsigned long flags; - shost = bfad_os_starget_to_shost(starget); + shost = dev_to_shost(starget->dev.parent); im_port = (struct bfad_im_port_s *) shost->hostdata[0]; bfad = im_port->bfad; spin_lock_irqsave(&bfad->bfad_lock, flags); @@ -68,7 +61,7 @@ bfad_im_get_starget_node_name(struct scsi_target *starget) u64 node_name = 0; unsigned long flags; - shost = bfad_os_starget_to_shost(starget); + shost = dev_to_shost(starget->dev.parent); im_port = (struct bfad_im_port_s *) shost->hostdata[0]; bfad = im_port->bfad; spin_lock_irqsave(&bfad->bfad_lock, flags); @@ -94,7 +87,7 @@ bfad_im_get_starget_port_name(struct scsi_target *starget) u64 port_name = 0; unsigned long flags; - shost = bfad_os_starget_to_shost(starget); + shost = dev_to_shost(starget->dev.parent); im_port = (struct bfad_im_port_s *) shost->hostdata[0]; bfad = im_port->bfad; spin_lock_irqsave(&bfad->bfad_lock, flags); @@ -118,17 +111,7 @@ bfad_im_get_host_port_id(struct Scsi_Host *shost) struct bfad_port_s *port = im_port->port; fc_host_port_id(shost) = - bfa_os_hton3b(bfa_fcs_port_get_fcid(port->fcs_port)); -} - - - - - -struct Scsi_Host * -bfad_os_starget_to_shost(struct scsi_target *starget) -{ - return dev_to_shost(starget->dev.parent); + bfa_os_hton3b(bfa_fcs_lport_get_fcid(port->fcs_port)); } /** @@ -140,21 +123,21 @@ bfad_im_get_host_port_type(struct Scsi_Host *shost) struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; struct bfad_s *bfad = im_port->bfad; - struct bfa_pport_attr_s attr; + struct bfa_lport_attr_s port_attr; - bfa_fcport_get_attr(&bfad->bfa, &attr); + bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr); - switch (attr.port_type) { - case BFA_PPORT_TYPE_NPORT: + switch (port_attr.port_type) { + case BFA_PORT_TYPE_NPORT: fc_host_port_type(shost) = FC_PORTTYPE_NPORT; break; - case BFA_PPORT_TYPE_NLPORT: + case BFA_PORT_TYPE_NLPORT: fc_host_port_type(shost) = FC_PORTTYPE_NLPORT; break; - case BFA_PPORT_TYPE_P2P: + case BFA_PORT_TYPE_P2P: fc_host_port_type(shost) = FC_PORTTYPE_PTP; break; - case BFA_PPORT_TYPE_LPORT: + case BFA_PORT_TYPE_LPORT: fc_host_port_type(shost) = FC_PORTTYPE_LPORT; break; default: @@ -172,25 +155,28 @@ bfad_im_get_host_port_state(struct Scsi_Host *shost) struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; struct bfad_s *bfad = im_port->bfad; - struct bfa_pport_attr_s attr; + struct bfa_port_attr_s attr; bfa_fcport_get_attr(&bfad->bfa, &attr); switch (attr.port_state) { - case BFA_PPORT_ST_LINKDOWN: + case BFA_PORT_ST_LINKDOWN: fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; break; - case BFA_PPORT_ST_LINKUP: + case BFA_PORT_ST_LINKUP: fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; break; - case BFA_PPORT_ST_UNINIT: - case BFA_PPORT_ST_ENABLING_QWAIT: - case BFA_PPORT_ST_ENABLING: - case BFA_PPORT_ST_DISABLING_QWAIT: - case BFA_PPORT_ST_DISABLING: - case BFA_PPORT_ST_DISABLED: - case BFA_PPORT_ST_STOPPED: - case BFA_PPORT_ST_IOCDOWN: + case BFA_PORT_ST_DISABLED: + case BFA_PORT_ST_STOPPED: + case BFA_PORT_ST_IOCDOWN: + case BFA_PORT_ST_IOCDIS: + fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; + break; + case BFA_PORT_ST_UNINIT: + case BFA_PORT_ST_ENABLING_QWAIT: + case BFA_PORT_ST_ENABLING: + case BFA_PORT_ST_DISABLING_QWAIT: + case BFA_PORT_ST_DISABLING: default: fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; break; @@ -210,13 +196,9 @@ bfad_im_get_host_active_fc4s(struct Scsi_Host *shost) memset(fc_host_active_fc4s(shost), 0, sizeof(fc_host_active_fc4s(shost))); - if (port->supported_fc4s & - (BFA_PORT_ROLE_FCP_IM | BFA_PORT_ROLE_FCP_TM)) + if (port->supported_fc4s & BFA_LPORT_ROLE_FCP_IM) fc_host_active_fc4s(shost)[2] = 1; - if (port->supported_fc4s & BFA_PORT_ROLE_FCP_IPFC) - fc_host_active_fc4s(shost)[3] = 0x20; - fc_host_active_fc4s(shost)[7] = 1; } @@ -229,29 +211,29 @@ bfad_im_get_host_speed(struct Scsi_Host *shost) struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; struct bfad_s *bfad = im_port->bfad; - struct bfa_pport_attr_s attr; - unsigned long flags; + struct bfa_port_attr_s attr; - spin_lock_irqsave(shost->host_lock, flags); bfa_fcport_get_attr(&bfad->bfa, &attr); switch (attr.speed) { - case BFA_PPORT_SPEED_8GBPS: + case BFA_PORT_SPEED_10GBPS: + fc_host_speed(shost) = FC_PORTSPEED_10GBIT; + break; + case BFA_PORT_SPEED_8GBPS: fc_host_speed(shost) = FC_PORTSPEED_8GBIT; break; - case BFA_PPORT_SPEED_4GBPS: + case BFA_PORT_SPEED_4GBPS: fc_host_speed(shost) = FC_PORTSPEED_4GBIT; break; - case BFA_PPORT_SPEED_2GBPS: + case BFA_PORT_SPEED_2GBPS: fc_host_speed(shost) = FC_PORTSPEED_2GBIT; break; - case BFA_PPORT_SPEED_1GBPS: + case BFA_PORT_SPEED_1GBPS: fc_host_speed(shost) = FC_PORTSPEED_1GBIT; break; default: fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN; break; } - spin_unlock_irqrestore(shost->host_lock, flags); } /** @@ -265,7 +247,7 @@ bfad_im_get_host_fabric_name(struct Scsi_Host *shost) struct bfad_port_s *port = im_port->port; wwn_t fabric_nwwn = 0; - fabric_nwwn = bfa_fcs_port_get_fabric_name(port->fcs_port); + fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port); fc_host_fabric_name(shost) = bfa_os_htonll(fabric_nwwn); @@ -281,23 +263,44 @@ bfad_im_get_stats(struct Scsi_Host *shost) (struct bfad_im_port_s *) shost->hostdata[0]; struct bfad_s *bfad = im_port->bfad; struct bfad_hal_comp fcomp; + union bfa_port_stats_u *fcstats; struct fc_host_statistics *hstats; bfa_status_t rc; unsigned long flags; + fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL); + if (fcstats == NULL) + return NULL; + hstats = &bfad->link_stats; init_completion(&fcomp.comp); spin_lock_irqsave(&bfad->bfad_lock, flags); memset(hstats, 0, sizeof(struct fc_host_statistics)); - rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa), - (union bfa_pport_stats_u *) hstats, - bfad_hcb_comp, &fcomp); + rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa), + fcstats, bfad_hcb_comp, &fcomp); spin_unlock_irqrestore(&bfad->bfad_lock, flags); if (rc != BFA_STATUS_OK) return NULL; wait_for_completion(&fcomp.comp); + /* Fill the fc_host_statistics structure */ + hstats->seconds_since_last_reset = fcstats->fc.secs_reset; + hstats->tx_frames = fcstats->fc.tx_frames; + hstats->tx_words = fcstats->fc.tx_words; + hstats->rx_frames = fcstats->fc.rx_frames; + hstats->rx_words = fcstats->fc.rx_words; + hstats->lip_count = fcstats->fc.lip_count; + hstats->nos_count = fcstats->fc.nos_count; + hstats->error_frames = fcstats->fc.error_frames; + hstats->dumped_frames = fcstats->fc.dropped_frames; + hstats->link_failure_count = fcstats->fc.link_failures; + hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs; + hstats->loss_of_signal_count = fcstats->fc.loss_of_signals; + hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs; + hstats->invalid_crc_count = fcstats->fc.invalid_crcs; + + kfree(fcstats); return hstats; } @@ -317,7 +320,7 @@ bfad_im_reset_stats(struct Scsi_Host *shost) init_completion(&fcomp.comp); spin_lock_irqsave(&bfad->bfad_lock, flags); rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp, - &fcomp); + &fcomp); spin_unlock_irqrestore(&bfad->bfad_lock, flags); if (rc != BFA_STATUS_OK) @@ -372,8 +375,8 @@ bfad_im_vport_create(struct fc_vport *fc_vport, bool disable) struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; struct bfad_s *bfad = im_port->bfad; - struct bfa_port_cfg_s port_cfg; - struct bfad_pcfg_s *pcfg; + struct bfa_lport_cfg_s port_cfg; + struct bfad_vport_s *vp; int status = 0, rc; unsigned long flags; @@ -382,12 +385,14 @@ bfad_im_vport_create(struct fc_vport *fc_vport, bool disable) u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn); if (strlen(vname) > 0) strcpy((char *)&port_cfg.sym_name, vname); - port_cfg.roles = BFA_PORT_ROLE_FCP_IM; + port_cfg.roles = BFA_LPORT_ROLE_FCP_IM; spin_lock_irqsave(&bfad->bfad_lock, flags); - list_for_each_entry(pcfg, &bfad->pbc_pcfg_list, list_entry) { - if (port_cfg.pwwn == pcfg->port_cfg.pwwn) { - port_cfg.preboot_vp = pcfg->port_cfg.preboot_vp; + list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) { + if (port_cfg.pwwn == + vp->fcs_vport.lport.port_cfg.pwwn) { + port_cfg.preboot_vp = + vp->fcs_vport.lport.port_cfg.preboot_vp; break; } } @@ -638,7 +643,7 @@ bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr, struct Scsi_Host *shost = class_to_shost(dev); struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; - struct bfad_s *bfad = im_port->bfad; + struct bfad_s *bfad = im_port->bfad; char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; bfa_get_adapter_serial_num(&bfad->bfa, serial_num); @@ -652,7 +657,7 @@ bfad_im_model_show(struct device *dev, struct device_attribute *attr, struct Scsi_Host *shost = class_to_shost(dev); struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; - struct bfad_s *bfad = im_port->bfad; + struct bfad_s *bfad = im_port->bfad; char model[BFA_ADAPTER_MODEL_NAME_LEN]; bfa_get_adapter_model(&bfad->bfa, model); @@ -666,10 +671,54 @@ bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr, struct Scsi_Host *shost = class_to_shost(dev); struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; - struct bfad_s *bfad = im_port->bfad; + struct bfad_s *bfad = im_port->bfad; + char model[BFA_ADAPTER_MODEL_NAME_LEN]; char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN]; - bfa_get_adapter_model(&bfad->bfa, model_descr); + bfa_get_adapter_model(&bfad->bfa, model); + if (!strcmp(model, "Brocade-425")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Brocade 4Gbps PCIe dual port FC HBA"); + else if (!strcmp(model, "Brocade-825")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Brocade 8Gbps PCIe dual port FC HBA"); + else if (!strcmp(model, "Brocade-42B")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "HP 4Gbps PCIe dual port FC HBA"); + else if (!strcmp(model, "Brocade-82B")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "HP 8Gbps PCIe dual port FC HBA"); + else if (!strcmp(model, "Brocade-1010")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Brocade 10Gbps single port CNA"); + else if (!strcmp(model, "Brocade-1020")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Brocade 10Gbps dual port CNA"); + else if (!strcmp(model, "Brocade-1007")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Brocade 10Gbps CNA"); + else if (!strcmp(model, "Brocade-415")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Brocade 4Gbps PCIe single port FC HBA"); + else if (!strcmp(model, "Brocade-815")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Brocade 8Gbps PCIe single port FC HBA"); + else if (!strcmp(model, "Brocade-41B")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "HP 4Gbps PCIe single port FC HBA"); + else if (!strcmp(model, "Brocade-81B")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "HP 8Gbps PCIe single port FC HBA"); + else if (!strcmp(model, "Brocade-804")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "HP Bladesystem C-class 8Gbps FC HBA"); + else if (!strcmp(model, "Brocade-902")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Brocade 10Gbps CNA"); + else + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Invalid Model"); + return snprintf(buf, PAGE_SIZE, "%s\n", model_descr); } @@ -683,7 +732,7 @@ bfad_im_node_name_show(struct device *dev, struct device_attribute *attr, struct bfad_port_s *port = im_port->port; u64 nwwn; - nwwn = bfa_fcs_port_get_nwwn(port->fcs_port); + nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port); return snprintf(buf, PAGE_SIZE, "0x%llx\n", bfa_os_htonll(nwwn)); } @@ -694,14 +743,14 @@ bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr, struct Scsi_Host *shost = class_to_shost(dev); struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; - struct bfad_s *bfad = im_port->bfad; - char model[BFA_ADAPTER_MODEL_NAME_LEN]; - char fw_ver[BFA_VERSION_LEN]; + struct bfad_s *bfad = im_port->bfad; + struct bfa_lport_attr_s port_attr; + char symname[BFA_SYMNAME_MAXLEN]; - bfa_get_adapter_model(&bfad->bfa, model); - bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver); - return snprintf(buf, PAGE_SIZE, "Brocade %s FV%s DV%s\n", - model, fw_ver, BFAD_DRIVER_VERSION); + bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr); + strncpy(symname, port_attr.port_cfg.sym_name.symname, + BFA_SYMNAME_MAXLEN); + return snprintf(buf, PAGE_SIZE, "%s\n", symname); } static ssize_t @@ -711,7 +760,7 @@ bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr, struct Scsi_Host *shost = class_to_shost(dev); struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; - struct bfad_s *bfad = im_port->bfad; + struct bfad_s *bfad = im_port->bfad; char hw_ver[BFA_VERSION_LEN]; bfa_get_pci_chip_rev(&bfad->bfa, hw_ver); @@ -732,7 +781,7 @@ bfad_im_optionrom_version_show(struct device *dev, struct Scsi_Host *shost = class_to_shost(dev); struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; - struct bfad_s *bfad = im_port->bfad; + struct bfad_s *bfad = im_port->bfad; char optrom_ver[BFA_VERSION_LEN]; bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver); @@ -746,7 +795,7 @@ bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr, struct Scsi_Host *shost = class_to_shost(dev); struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; - struct bfad_s *bfad = im_port->bfad; + struct bfad_s *bfad = im_port->bfad; char fw_ver[BFA_VERSION_LEN]; bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver); @@ -760,10 +809,10 @@ bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr, struct Scsi_Host *shost = class_to_shost(dev); struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; - struct bfad_s *bfad = im_port->bfad; + struct bfad_s *bfad = im_port->bfad; return snprintf(buf, PAGE_SIZE, "%d\n", - bfa_get_nports(&bfad->bfa)); + bfa_get_nports(&bfad->bfa)); } static ssize_t @@ -788,10 +837,10 @@ bfad_im_num_of_discovered_ports_show(struct device *dev, rports = kzalloc(sizeof(wwn_t) * nrports , GFP_ATOMIC); if (rports == NULL) - return -ENOMEM; + return snprintf(buf, PAGE_SIZE, "Failed\n"); spin_lock_irqsave(&bfad->bfad_lock, flags); - bfa_fcs_port_get_rports(port->fcs_port, rports, &nrports); + bfa_fcs_lport_get_rports(port->fcs_port, rports, &nrports); spin_unlock_irqrestore(&bfad->bfad_lock, flags); kfree(rports); @@ -837,19 +886,19 @@ struct device_attribute *bfad_im_host_attrs[] = { }; struct device_attribute *bfad_im_vport_attrs[] = { - &dev_attr_serial_number, - &dev_attr_model, - &dev_attr_model_description, - &dev_attr_node_name, - &dev_attr_symbolic_name, - &dev_attr_hardware_version, - &dev_attr_driver_version, - &dev_attr_option_rom_version, - &dev_attr_firmware_version, - &dev_attr_number_of_ports, - &dev_attr_driver_name, - &dev_attr_number_of_discovered_ports, - NULL, + &dev_attr_serial_number, + &dev_attr_model, + &dev_attr_model_description, + &dev_attr_node_name, + &dev_attr_symbolic_name, + &dev_attr_hardware_version, + &dev_attr_driver_version, + &dev_attr_option_rom_version, + &dev_attr_firmware_version, + &dev_attr_number_of_ports, + &dev_attr_driver_name, + &dev_attr_number_of_discovered_ports, + NULL, }; diff --git a/drivers/scsi/bfa/bfad_attr.h b/drivers/scsi/bfa/bfad_attr.h deleted file mode 100644 index bf010207650..00000000000 --- a/drivers/scsi/bfa/bfad_attr.h +++ /dev/null @@ -1,56 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFAD_ATTR_H__ -#define __BFAD_ATTR_H__ - -/** - * FC_transport_template FC transport template - */ - -struct Scsi_Host* -bfad_os_dev_to_shost(struct scsi_target *starget); - -/** - * FC transport template entry, get SCSI target port ID. - */ -void -bfad_im_get_starget_port_id(struct scsi_target *starget); - -/** - * FC transport template entry, get SCSI target nwwn. - */ -void -bfad_im_get_starget_node_name(struct scsi_target *starget); - -/** - * FC transport template entry, get SCSI target pwwn. - */ -void -bfad_im_get_starget_port_name(struct scsi_target *starget); - -/** - * FC transport template entry, get SCSI host port ID. - */ -void -bfad_im_get_host_port_id(struct Scsi_Host *shost); - -struct Scsi_Host* -bfad_os_starget_to_shost(struct scsi_target *starget); - - -#endif /* __BFAD_ATTR_H__ */ diff --git a/drivers/scsi/bfa/bfad_debugfs.c b/drivers/scsi/bfa/bfad_debugfs.c index 4b82f12aad6..69ed1c4a903 100644 --- a/drivers/scsi/bfa/bfad_debugfs.c +++ b/drivers/scsi/bfa/bfad_debugfs.c @@ -17,8 +17,8 @@ #include <linux/debugfs.h> -#include <bfad_drv.h> -#include <bfad_im.h> +#include "bfad_drv.h" +#include "bfad_im.h" /* * BFA debufs interface @@ -28,7 +28,7 @@ * mount -t debugfs none /sys/kernel/debug * * BFA Hierarchy: - * - bfa/host# + * - bfa/host# * where the host number corresponds to the one under /sys/class/scsi_host/host# * * Debugging service available per host: @@ -217,7 +217,7 @@ bfad_debugfs_read(struct file *file, char __user *buf, #define BFA_REG_ADDRSZ(__bfa) \ ((bfa_ioc_devid(&(__bfa)->ioc) == BFA_PCI_DEVICE_ID_CT) ? \ BFA_REG_CT_ADDRSZ : BFA_REG_CB_ADDRSZ) -#define BFA_REG_ADDRMSK(__bfa) ((uint32_t)(BFA_REG_ADDRSZ(__bfa) - 1)) +#define BFA_REG_ADDRMSK(__bfa) ((u32)(BFA_REG_ADDRSZ(__bfa) - 1)) static bfa_status_t bfad_reg_offset_check(struct bfa_s *bfa, u32 offset, u32 len) @@ -359,7 +359,7 @@ bfad_debugfs_write_regwr(struct file *file, const char __user *buf, return -EINVAL; } - reg_addr = (uint32_t *) ((uint8_t *) bfa_ioc_bar0(ioc) + addr); + reg_addr = (u32 *) ((u8 *) bfa_ioc_bar0(ioc) + addr); spin_lock_irqsave(&bfad->bfad_lock, flags); bfa_reg_write(reg_addr, val); spin_unlock_irqrestore(&bfad->bfad_lock, flags); diff --git a/drivers/scsi/bfa/bfad_drv.h b/drivers/scsi/bfa/bfad_drv.h index 465b8b86ec9..98420bbb4f3 100644 --- a/drivers/scsi/bfa/bfad_drv.h +++ b/drivers/scsi/bfa/bfad_drv.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -28,30 +28,27 @@ #include "bfa_os_inc.h" -#include <bfa.h> -#include <bfa_svc.h> -#include <fcs/bfa_fcs.h> -#include <defs/bfa_defs_pci.h> -#include <defs/bfa_defs_port.h> -#include <defs/bfa_defs_rport.h> -#include <fcs/bfa_fcs_rport.h> -#include <defs/bfa_defs_vport.h> -#include <fcs/bfa_fcs_vport.h> - -#include <cs/bfa_plog.h> -#include "aen/bfa_aen.h" -#include <log/bfa_log_linux.h> - -#define BFAD_DRIVER_NAME "bfa" +#include "bfa_modules.h" +#include "bfa_fcs.h" +#include "bfa_defs_fcs.h" + +#include "bfa_plog.h" +#include "bfa_cs.h" + +#define BFAD_DRIVER_NAME "bfa" #ifdef BFA_DRIVER_VERSION #define BFAD_DRIVER_VERSION BFA_DRIVER_VERSION #else -#define BFAD_DRIVER_VERSION "2.2.2.1" +#define BFAD_DRIVER_VERSION "2.3.2.0" #endif - +#define BFAD_PROTO_NAME FCPI_NAME #define BFAD_IRQ_FLAGS IRQF_SHARED +#ifndef FC_PORTSPEED_8GBIT +#define FC_PORTSPEED_8GBIT 0x10 +#endif + /* * BFAD flags */ @@ -62,9 +59,9 @@ #define BFAD_HAL_START_DONE 0x00000010 #define BFAD_PORT_ONLINE 0x00000020 #define BFAD_RPORT_ONLINE 0x00000040 -#define BFAD_FCS_INIT_DONE 0x00000080 -#define BFAD_HAL_INIT_FAIL 0x00000100 -#define BFAD_FC4_PROBE_DONE 0x00000200 +#define BFAD_FCS_INIT_DONE 0x00000080 +#define BFAD_HAL_INIT_FAIL 0x00000100 +#define BFAD_FC4_PROBE_DONE 0x00000200 #define BFAD_PORT_DELETE 0x00000001 /* @@ -77,8 +74,8 @@ /* * BFAD configuration parameter default values */ -#define BFAD_LUN_QUEUE_DEPTH 32 -#define BFAD_IO_MAX_SGE SG_ALL +#define BFAD_LUN_QUEUE_DEPTH 32 +#define BFAD_IO_MAX_SGE SG_ALL #define bfad_isr_t irq_handler_t @@ -87,6 +84,16 @@ struct bfad_msix_s { struct bfad_s *bfad; struct msix_entry msix; + char name[32]; +}; + +/* + * Only append to the enums defined here to avoid any versioning + * needed between trace utility and driver version + */ +enum { + BFA_TRC_LDRV_BFAD = 1, + BFA_TRC_LDRV_IM = 2, }; enum bfad_port_pvb_type { @@ -101,17 +108,13 @@ enum bfad_port_pvb_type { */ struct bfad_port_s { struct list_head list_entry; - struct bfad_s *bfad; - struct bfa_fcs_port_s *fcs_port; - u32 roles; - s32 flags; - u32 supported_fc4s; - u8 ipfc_flags; + struct bfad_s *bfad; + struct bfa_fcs_lport_s *fcs_port; + u32 roles; + s32 flags; + u32 supported_fc4s; enum bfad_port_pvb_type pvb_type; struct bfad_im_port_s *im_port; /* IM specific data */ - struct bfad_tm_port_s *tm_port; /* TM specific data */ - struct bfad_ipfc_port_s *ipfc_port; /* IPFC specific data */ - /* port debugfs specific data */ struct dentry *port_debugfs_root; }; @@ -124,7 +127,6 @@ struct bfad_vport_s { struct bfa_fcs_vport_s fcs_vport; struct completion *comp_del; struct list_head list_entry; - struct bfa_port_cfg_s port_cfg; }; /* @@ -137,20 +139,35 @@ struct bfad_vf_s { }; struct bfad_cfg_param_s { - u32 rport_del_timeout; - u32 ioc_queue_depth; - u32 lun_queue_depth; - u32 io_max_sge; - u32 binding_method; + u32 rport_del_timeout; + u32 ioc_queue_depth; + u32 lun_queue_depth; + u32 io_max_sge; + u32 binding_method; +}; + +union bfad_tmp_buf { + /* From struct bfa_adapter_attr_s */ + char manufacturer[BFA_ADAPTER_MFG_NAME_LEN]; + char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; + char model[BFA_ADAPTER_MODEL_NAME_LEN]; + char fw_ver[BFA_VERSION_LEN]; + char optrom_ver[BFA_VERSION_LEN]; + + /* From struct bfa_ioc_pci_attr_s */ + u8 chip_rev[BFA_IOC_CHIP_REV_LEN]; /* chip revision */ + + wwn_t wwn[BFA_FCS_MAX_LPORTS]; }; /* * BFAD (PCI function) data structure */ struct bfad_s { + bfa_sm_t sm; /* state machine */ struct list_head list_entry; - struct bfa_s bfa; - struct bfa_fcs_s bfa_fcs; + struct bfa_s bfa; + struct bfa_fcs_s bfa_fcs; struct pci_dev *pcidev; const char *pci_name; struct bfa_pcidev_s hal_pcidev; @@ -163,41 +180,41 @@ struct bfad_s { struct bfad_port_s pport; /* physical port of the BFAD */ struct bfa_meminfo_s meminfo; struct bfa_iocfc_cfg_s ioc_cfg; - u32 inst_no; /* BFAD instance number */ - u32 bfad_flags; + u32 inst_no; /* BFAD instance number */ + u32 bfad_flags; spinlock_t bfad_lock; struct task_struct *bfad_tsk; struct bfad_cfg_param_s cfg_data; struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY]; - int nvec; - char adapter_name[BFA_ADAPTER_SYM_NAME_LEN]; - char port_name[BFA_ADAPTER_SYM_NAME_LEN]; + int nvec; + char adapter_name[BFA_ADAPTER_SYM_NAME_LEN]; + char port_name[BFA_ADAPTER_SYM_NAME_LEN]; struct timer_list hal_tmo; unsigned long hs_start; struct bfad_im_s *im; /* IM specific data */ - struct bfad_tm_s *tm; /* TM specific data */ - struct bfad_ipfc_s *ipfc; /* IPFC specific data */ - struct bfa_log_mod_s log_data; struct bfa_trc_mod_s *trcmod; - struct bfa_log_mod_s *logmod; - struct bfa_aen_s *aen; - struct bfa_aen_s aen_buf; - void *file_map[BFA_AEN_MAX_APP]; struct bfa_plog_s plog_buf; - int ref_count; - bfa_boolean_t ipfc_enabled; + int ref_count; + union bfad_tmp_buf tmp_buf; struct fc_host_statistics link_stats; - struct list_head pbc_pcfg_list; - atomic_t wq_reqcnt; + struct list_head pbc_vport_list; /* debugfs specific data */ char *regdata; u32 reglen; struct dentry *bfad_dentry_files[5]; }; -struct bfad_pcfg_s { - struct list_head list_entry; - struct bfa_port_cfg_s port_cfg; +/* BFAD state machine events */ +enum bfad_sm_event { + BFAD_E_CREATE = 1, + BFAD_E_KTHREAD_CREATE_FAILED = 2, + BFAD_E_INIT = 3, + BFAD_E_INIT_SUCCESS = 4, + BFAD_E_INIT_FAILED = 5, + BFAD_E_INTR_INIT_FAILED = 6, + BFAD_E_FCS_EXIT_COMP = 7, + BFAD_E_EXIT_COMP = 8, + BFAD_E_STOP = 9 }; /* @@ -208,30 +225,30 @@ struct bfad_rport_s { }; struct bfad_buf_info { - void *virt; + void *virt; dma_addr_t phys; - u32 size; + u32 size; }; struct bfad_fcxp { struct bfad_port_s *port; struct bfa_rport_s *bfa_rport; bfa_status_t req_status; - u16 tag; - u16 rsp_len; - u16 rsp_maxlen; - u8 use_ireqbuf; - u8 use_irspbuf; - u32 num_req_sgles; - u32 num_rsp_sgles; - struct fchs_s fchs; - void *reqbuf_info; - void *rspbuf_info; + u16 tag; + u16 rsp_len; + u16 rsp_maxlen; + u8 use_ireqbuf; + u8 use_irspbuf; + u32 num_req_sgles; + u32 num_rsp_sgles; + struct fchs_s fchs; + void *reqbuf_info; + void *rspbuf_info; struct bfa_sge_s *req_sge; struct bfa_sge_s *rsp_sge; fcxp_send_cb_t send_cbfn; - void *send_cbarg; - void *bfa_fcxp; + void *send_cbarg; + void *bfa_fcxp; struct completion comp; }; @@ -244,34 +261,48 @@ struct bfad_hal_comp { * Macro to obtain the immediate lower power * of two for the integer. */ -#define nextLowerInt(x) \ -do { \ - int j; \ - (*x)--; \ - for (j = 1; j < (sizeof(int) * 8); j <<= 1) \ - (*x) = (*x) | (*x) >> j; \ - (*x)++; \ - (*x) = (*x) >> 1; \ +#define nextLowerInt(x) \ +do { \ + int i; \ + (*x)--; \ + for (i = 1; i < (sizeof(int)*8); i <<= 1) \ + (*x) = (*x) | (*x) >> i; \ + (*x)++; \ + (*x) = (*x) >> 1; \ } while (0) -bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id, - struct bfa_port_cfg_s *port_cfg, struct device *dev); -bfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id, - struct bfa_port_cfg_s *port_cfg); -bfa_status_t bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role); -bfa_status_t bfad_drv_init(struct bfad_s *bfad); -bfa_status_t bfad_start_ops(struct bfad_s *bfad); -void bfad_drv_start(struct bfad_s *bfad); -void bfad_uncfg_pport(struct bfad_s *bfad); -void bfad_drv_stop(struct bfad_s *bfad); -void bfad_remove_intr(struct bfad_s *bfad); -void bfad_hal_mem_release(struct bfad_s *bfad); -void bfad_hcb_comp(void *arg, bfa_status_t status); - -int bfad_setup_intr(struct bfad_s *bfad); -void bfad_remove_intr(struct bfad_s *bfad); +#define list_remove_head(list, entry, type, member) \ +do { \ + entry = NULL; \ + if (!list_empty(list)) { \ + entry = list_entry((list)->next, type, member); \ + list_del_init(&entry->member); \ + } \ +} while (0) +#define list_get_first(list, type, member) \ +((list_empty(list)) ? NULL : \ + list_entry((list)->next, type, member)) + +bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id, + struct bfa_lport_cfg_s *port_cfg, + struct device *dev); +bfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id, + struct bfa_lport_cfg_s *port_cfg); +bfa_status_t bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role); +bfa_status_t bfad_drv_init(struct bfad_s *bfad); +bfa_status_t bfad_start_ops(struct bfad_s *bfad); +void bfad_drv_start(struct bfad_s *bfad); +void bfad_uncfg_pport(struct bfad_s *bfad); +void bfad_stop(struct bfad_s *bfad); +void bfad_fcs_stop(struct bfad_s *bfad); +void bfad_remove_intr(struct bfad_s *bfad); +void bfad_hal_mem_release(struct bfad_s *bfad); +void bfad_hcb_comp(void *arg, bfa_status_t status); + +int bfad_setup_intr(struct bfad_s *bfad); +void bfad_remove_intr(struct bfad_s *bfad); void bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg); bfa_status_t bfad_hal_mem_alloc(struct bfad_s *bfad); void bfad_bfa_tmo(unsigned long data); @@ -280,9 +311,6 @@ int bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad); void bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad); void bfad_fcs_port_cfg(struct bfad_s *bfad); void bfad_drv_uninit(struct bfad_s *bfad); -void bfad_drv_log_level_set(struct bfad_s *bfad); -bfa_status_t bfad_fc4_module_init(void); -void bfad_fc4_module_exit(void); int bfad_worker(void *ptr); void bfad_debugfs_init(struct bfad_port_s *port); void bfad_debugfs_exit(struct bfad_port_s *port); @@ -294,10 +322,30 @@ int bfad_os_get_linkup_delay(struct bfad_s *bfad); int bfad_install_msix_handler(struct bfad_s *bfad); extern struct idr bfad_im_port_index; +extern struct pci_device_id bfad_id_table[]; extern struct list_head bfad_list; -extern int bfa_lun_queue_depth; -extern int bfad_supported_fc4s; -extern int bfa_linkup_delay; +extern char *os_name; +extern char *os_patch; +extern char *host_name; +extern int num_rports; +extern int num_ios; +extern int num_tms; +extern int num_fcxps; +extern int num_ufbufs; +extern int reqq_size; +extern int rspq_size; +extern int num_sgpgs; +extern int rport_del_timeout; +extern int bfa_lun_queue_depth; +extern int bfa_io_max_sge; +extern int log_level; +extern int ioc_auto_recover; +extern int bfa_linkup_delay; +extern int msix_disable_cb; +extern int msix_disable_ct; +extern int fdmi_enable; +extern int supported_fc4s; +extern int pcie_max_read_reqsz; extern int bfa_debugfs_enable; extern struct mutex bfad_mutex; diff --git a/drivers/scsi/bfa/bfad_fwimg.c b/drivers/scsi/bfa/bfad_fwimg.c deleted file mode 100644 index 1baca1a1208..00000000000 --- a/drivers/scsi/bfa/bfad_fwimg.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfad_fwimg.c Linux driver PCI interface module. - */ -#include <bfa_os_inc.h> -#include <bfad_drv.h> -#include <bfad_im_compat.h> -#include <defs/bfa_defs_version.h> -#include <linux/errno.h> -#include <linux/sched.h> -#include <linux/init.h> -#include <linux/fs.h> -#include <asm/uaccess.h> -#include <asm/fcntl.h> -#include <linux/pci.h> -#include <linux/firmware.h> -#include <bfa_fwimg_priv.h> -#include <bfa.h> - -u32 bfi_image_ct_fc_size; -u32 bfi_image_ct_cna_size; -u32 bfi_image_cb_fc_size; -u32 *bfi_image_ct_fc; -u32 *bfi_image_ct_cna; -u32 *bfi_image_cb_fc; - - -#define BFAD_FW_FILE_CT_FC "ctfw_fc.bin" -#define BFAD_FW_FILE_CT_CNA "ctfw_cna.bin" -#define BFAD_FW_FILE_CB_FC "cbfw_fc.bin" -MODULE_FIRMWARE(BFAD_FW_FILE_CT_FC); -MODULE_FIRMWARE(BFAD_FW_FILE_CT_CNA); -MODULE_FIRMWARE(BFAD_FW_FILE_CB_FC); - -u32 * -bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image, - u32 *bfi_image_size, char *fw_name) -{ - const struct firmware *fw; - - if (request_firmware(&fw, fw_name, &pdev->dev)) { - printk(KERN_ALERT "Can't locate firmware %s\n", fw_name); - goto error; - } - - *bfi_image = vmalloc(fw->size); - if (NULL == *bfi_image) { - printk(KERN_ALERT "Fail to allocate buffer for fw image " - "size=%x!\n", (u32) fw->size); - goto error; - } - - memcpy(*bfi_image, fw->data, fw->size); - *bfi_image_size = fw->size/sizeof(u32); - - return *bfi_image; - -error: - return NULL; -} - -u32 * -bfad_get_firmware_buf(struct pci_dev *pdev) -{ - if (pdev->device == BFA_PCI_DEVICE_ID_CT_FC) { - if (bfi_image_ct_fc_size == 0) - bfad_read_firmware(pdev, &bfi_image_ct_fc, - &bfi_image_ct_fc_size, BFAD_FW_FILE_CT_FC); - return bfi_image_ct_fc; - } else if (pdev->device == BFA_PCI_DEVICE_ID_CT) { - if (bfi_image_ct_cna_size == 0) - bfad_read_firmware(pdev, &bfi_image_ct_cna, - &bfi_image_ct_cna_size, BFAD_FW_FILE_CT_CNA); - return bfi_image_ct_cna; - } else { - if (bfi_image_cb_fc_size == 0) - bfad_read_firmware(pdev, &bfi_image_cb_fc, - &bfi_image_cb_fc_size, BFAD_FW_FILE_CB_FC); - return bfi_image_cb_fc; - } -} - -u32 * -bfi_image_ct_fc_get_chunk(u32 off) -{ return (u32 *)(bfi_image_ct_fc + off); } - -u32 * -bfi_image_ct_cna_get_chunk(u32 off) -{ return (u32 *)(bfi_image_ct_cna + off); } - -u32 * -bfi_image_cb_fc_get_chunk(u32 off) -{ return (u32 *)(bfi_image_cb_fc + off); } - -uint32_t * -bfi_image_get_chunk(int type, uint32_t off) -{ - switch (type) { - case BFI_IMAGE_CT_FC: return bfi_image_ct_fc_get_chunk(off); break; - case BFI_IMAGE_CT_CNA: return bfi_image_ct_cna_get_chunk(off); break; - case BFI_IMAGE_CB_FC: return bfi_image_cb_fc_get_chunk(off); break; - default: return 0; break; - } -} - -uint32_t -bfi_image_get_size(int type) -{ - switch (type) { - case BFI_IMAGE_CT_FC: return bfi_image_ct_fc_size; break; - case BFI_IMAGE_CT_CNA: return bfi_image_ct_cna_size; break; - case BFI_IMAGE_CB_FC: return bfi_image_cb_fc_size; break; - default: return 0; break; - } -} diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c index 6ef87f6fcdb..d950ee44016 100644 --- a/drivers/scsi/bfa/bfad_im.c +++ b/drivers/scsi/bfa/bfad_im.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -19,12 +19,10 @@ * bfad_im.c Linux driver IM module. */ -#include <linux/slab.h> #include "bfad_drv.h" #include "bfad_im.h" -#include "bfad_trcmod.h" -#include "bfa_cb_ioim_macros.h" -#include <fcb/bfa_fcb_fcpim.h> +#include "bfa_cb_ioim.h" +#include "bfa_fcs.h" BFA_TRC_FILE(LDRV, IM); @@ -33,8 +31,10 @@ struct scsi_transport_template *bfad_im_scsi_transport_template; struct scsi_transport_template *bfad_im_scsi_vport_transport_template; static void bfad_im_itnim_work_handler(struct work_struct *work); static int bfad_im_queuecommand(struct scsi_cmnd *cmnd, - void (*done)(struct scsi_cmnd *)); + void (*done)(struct scsi_cmnd *)); static int bfad_im_slave_alloc(struct scsi_device *sdev); +static void bfad_im_fc_rport_add(struct bfad_im_port_s *im_port, + struct bfad_itnim_s *itnim); void bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio, @@ -58,6 +58,7 @@ bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio, sns_len = SCSI_SENSE_BUFFERSIZE; memcpy(cmnd->sense_buffer, sns_info, sns_len); } + if (residue > 0) { bfa_trc(bfad, residue); scsi_set_resid(cmnd, residue); @@ -76,7 +77,8 @@ bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio, case BFI_IOIM_STS_TIMEDOUT: case BFI_IOIM_STS_PATHTOV: default: - cmnd->result = ScsiResult(DID_ERROR, 0); + host_status = DID_ERROR; + cmnd->result = ScsiResult(host_status, 0); } /* Unmap DMA, if host is NULL, it means a scsi passthru cmd */ @@ -162,11 +164,6 @@ bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk, wake_up(wq); } -void -bfa_cb_ioim_resfree(void *drv) -{ -} - /** * Scsi_Host_template SCSI host template */ @@ -179,15 +176,23 @@ bfad_im_info(struct Scsi_Host *shost) static char bfa_buf[256]; struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) shost->hostdata[0]; - struct bfad_s *bfad = im_port->bfad; + struct bfad_s *bfad = im_port->bfad; + struct bfa_s *bfa = &bfad->bfa; + struct bfa_ioc_s *ioc = &bfa->ioc; char model[BFA_ADAPTER_MODEL_NAME_LEN]; - bfa_get_adapter_model(&bfad->bfa, model); + bfa_get_adapter_model(bfa, model); memset(bfa_buf, 0, sizeof(bfa_buf)); - snprintf(bfa_buf, sizeof(bfa_buf), - "Brocade FC/FCOE Adapter, " "model: %s hwpath: %s driver: %s", + if (ioc->ctdev) + snprintf(bfa_buf, sizeof(bfa_buf), + "Brocade FCOE Adapter, " "model: %s hwpath: %s driver: %s", + model, bfad->pci_name, BFAD_DRIVER_VERSION); + else + snprintf(bfa_buf, sizeof(bfa_buf), + "Brocade FC Adapter, " "model: %s hwpath: %s driver: %s", model, bfad->pci_name, BFAD_DRIVER_VERSION); + return bfa_buf; } @@ -221,9 +226,9 @@ bfad_im_abort_handler(struct scsi_cmnd *cmnd) } bfa_trc(bfad, hal_io->iotag); - bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_ABORT, + BFA_LOG(KERN_INFO, bfad, log_level, "scsi%d: abort cmnd %p iotag %x\n", im_port->shost->host_no, cmnd, hal_io->iotag); - bfa_ioim_abort(hal_io); + (void) bfa_ioim_abort(hal_io); spin_unlock_irqrestore(&bfad->bfad_lock, flags); /* Need to wait until the command get aborted */ @@ -237,7 +242,8 @@ bfad_im_abort_handler(struct scsi_cmnd *cmnd) cmnd->scsi_done(cmnd); bfa_trc(bfad, hal_io->iotag); - bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_ABORT_COMP, + BFA_LOG(KERN_INFO, bfad, log_level, + "scsi%d: complete abort 0x%p iotag 0x%x\n", im_port->shost->host_no, cmnd, hal_io->iotag); return SUCCESS; out: @@ -255,8 +261,8 @@ bfad_im_target_reset_send(struct bfad_s *bfad, struct scsi_cmnd *cmnd, tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd); if (!tskim) { - BFA_DEV_PRINTF(bfad, BFA_ERR, - "target reset, fail to allocate tskim\n"); + BFA_LOG(KERN_ERR, bfad, log_level, + "target reset, fail to allocate tskim\n"); rc = BFA_STATUS_FAILED; goto out; } @@ -306,7 +312,7 @@ bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd) tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd); if (!tskim) { - BFA_DEV_PRINTF(bfad, BFA_ERR, + BFA_LOG(KERN_ERR, bfad, log_level, "LUN reset, fail to allocate tskim"); spin_unlock_irqrestore(&bfad->bfad_lock, flags); rc = FAILED; @@ -331,8 +337,8 @@ bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd) task_status = cmnd->SCp.Status >> 1; if (task_status != BFI_TSKIM_STS_OK) { - BFA_DEV_PRINTF(bfad, BFA_ERR, "LUN reset failure, status: %d\n", - task_status); + BFA_LOG(KERN_ERR, bfad, log_level, + "LUN reset failure, status: %d\n", task_status); rc = FAILED; } @@ -375,7 +381,7 @@ bfad_im_reset_bus_handler(struct scsi_cmnd *cmnd) task_status = cmnd->SCp.Status >> 1; if (task_status != BFI_TSKIM_STS_OK) { - BFA_DEV_PRINTF(bfad, BFA_ERR, + BFA_LOG(KERN_ERR, bfad, log_level, "target reset failure," " status: %d\n", task_status); err_cnt++; @@ -438,6 +444,7 @@ bfa_fcb_itnim_free(struct bfad_s *bfad, struct bfad_itnim_s *itnim_drv) wwn_t wwpn; u32 fcid; char wwpn_str[32], fcid_str[16]; + struct bfad_im_s *im = itnim_drv->im; /* online to free state transtion should not happen */ bfa_assert(itnim_drv->state != ITNIM_STATE_ONLINE); @@ -454,10 +461,14 @@ bfa_fcb_itnim_free(struct bfad_s *bfad, struct bfad_itnim_s *itnim_drv) fcid = bfa_fcs_itnim_get_fcid(&itnim_drv->fcs_itnim); wwn2str(wwpn_str, wwpn); fcid2str(fcid_str, fcid); - bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_FREE, + BFA_LOG(KERN_INFO, bfad, log_level, + "ITNIM FREE scsi%d: FCID: %s WWPN: %s\n", port->im_port->shost->host_no, fcid_str, wwpn_str); - bfad_os_itnim_process(itnim_drv); + + /* ITNIM processing */ + if (itnim_drv->queue_work) + queue_work(im->drv_workq, &itnim_drv->itnim_work); } /** @@ -468,13 +479,17 @@ void bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv) { struct bfad_port_s *port; + struct bfad_im_s *im = itnim_drv->im; itnim_drv->bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim_drv->fcs_itnim); port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim); itnim_drv->state = ITNIM_STATE_ONLINE; itnim_drv->queue_work = 1; itnim_drv->im_port = port->im_port; - bfad_os_itnim_process(itnim_drv); + + /* ITNIM processing */ + if (itnim_drv->queue_work) + queue_work(im->drv_workq, &itnim_drv->itnim_work); } /** @@ -486,6 +501,7 @@ bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv) { struct bfad_port_s *port; struct bfad_s *bfad; + struct bfad_im_s *im = itnim_drv->im; port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim); bfad = port->bfad; @@ -497,16 +513,10 @@ bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv) itnim_drv->im_port = port->im_port; itnim_drv->state = ITNIM_STATE_OFFLINE_PENDING; itnim_drv->queue_work = 1; - bfad_os_itnim_process(itnim_drv); -} -/** - * BFA FCS itnim timeout callback. - * Context: Interrupt. bfad_lock is held - */ -void bfa_fcb_itnim_tov(struct bfad_itnim_s *itnim) -{ - itnim->state = ITNIM_STATE_TIMEOUT; + /* ITNIM processing */ + if (itnim_drv->queue_work) + queue_work(im->drv_workq, &itnim_drv->itnim_work); } /** @@ -514,7 +524,7 @@ void bfa_fcb_itnim_tov(struct bfad_itnim_s *itnim) */ int bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port, - struct device *dev) + struct device *dev) { int error = 1; @@ -580,7 +590,7 @@ void bfad_im_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port) { bfa_trc(bfad, bfad->inst_no); - bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_HOST_FREE, + BFA_LOG(KERN_INFO, bfad, log_level, "Free scsi%d\n", im_port->shost->host_no); fc_remove_host(im_port->shost); @@ -598,14 +608,11 @@ bfad_im_port_delete_handler(struct work_struct *work) { struct bfad_im_port_s *im_port = container_of(work, struct bfad_im_port_s, port_delete_work); - struct bfad_s *bfad = im_port->bfad; if (im_port->port->pvb_type != BFAD_PORT_PHYS_BASE) { im_port->flags |= BFAD_PORT_DELETE; fc_vport_terminate(im_port->fc_vport); - atomic_dec(&bfad->wq_reqcnt); } - } bfa_status_t @@ -636,11 +643,8 @@ bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port) { struct bfad_im_port_s *im_port = port->im_port; - if (im_port->port->pvb_type != BFAD_PORT_PHYS_BASE) { - atomic_inc(&bfad->wq_reqcnt); - queue_work(bfad->im->drv_workq, + queue_work(bfad->im->drv_workq, &im_port->port_delete_work); - } } void @@ -663,16 +667,6 @@ bfad_im_port_clean(struct bfad_im_port_s *im_port) spin_unlock_irqrestore(&bfad->bfad_lock, flags); } -void -bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port) -{ -} - -void -bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port) -{ -} - bfa_status_t bfad_im_probe(struct bfad_s *bfad) { @@ -701,27 +695,12 @@ void bfad_im_probe_undo(struct bfad_s *bfad) { if (bfad->im) { - while (atomic_read(&bfad->wq_reqcnt)) { - printk(KERN_INFO "bfa %s: waiting workq processing," - " wq_reqcnt:%x\n", bfad->pci_name, - atomic_read(&bfad->wq_reqcnt)); - schedule_timeout_uninterruptible(HZ); - } bfad_os_destroy_workq(bfad->im); kfree(bfad->im); bfad->im = NULL; } } -/** - * Call back function to handle IO redirection state change - */ -void -bfa_cb_ioredirect_state_change(void *hcb_bfad, bfa_boolean_t ioredirect) -{ - /* Do nothing */ -} - struct Scsi_Host * bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad) { @@ -751,6 +730,7 @@ void bfad_os_destroy_workq(struct bfad_im_s *im) { if (im && im->drv_workq) { + flush_workqueue(im->drv_workq); destroy_workqueue(im->drv_workq); im->drv_workq = NULL; } @@ -762,7 +742,7 @@ bfad_os_thread_workq(struct bfad_s *bfad) struct bfad_im_s *im = bfad->im; bfa_trc(bfad, 0); - snprintf(im->drv_workq_name, BFAD_KOBJ_NAME_LEN, "bfad_wq_%d", + snprintf(im->drv_workq_name, KOBJ_NAME_LEN, "bfad_wq_%d", bfad->inst_no); im->drv_workq = create_singlethread_workqueue(im->drv_workq_name); if (!im->drv_workq) @@ -832,12 +812,6 @@ struct scsi_host_template bfad_im_vport_template = { .max_sectors = 0xFFFF, }; -void -bfad_im_probe_post(struct bfad_im_s *im) -{ - flush_workqueue(im->drv_workq); -} - bfa_status_t bfad_im_module_init(void) { @@ -861,20 +835,12 @@ bfad_im_module_exit(void) { if (bfad_im_scsi_transport_template) fc_release_transport(bfad_im_scsi_transport_template); + if (bfad_im_scsi_vport_transport_template) fc_release_transport(bfad_im_scsi_vport_transport_template); } void -bfad_os_itnim_process(struct bfad_itnim_s *itnim_drv) -{ - struct bfad_im_s *im = itnim_drv->im; - - if (itnim_drv->queue_work) - queue_work(im->drv_workq, &itnim_drv->itnim_work); -} - -void bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim, struct scsi_device *sdev) { struct scsi_device *tmp_sdev; @@ -916,9 +882,6 @@ bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev) } } - - - struct bfad_itnim_s * bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id) { @@ -949,44 +912,64 @@ bfad_im_slave_alloc(struct scsi_device *sdev) return 0; } +static u32 +bfad_im_supported_speeds(struct bfa_s *bfa) +{ + struct bfa_ioc_attr_s ioc_attr; + u32 supported_speed = 0; + + bfa_get_attr(bfa, &ioc_attr); + if (ioc_attr.adapter_attr.max_speed == BFA_PORT_SPEED_8GBPS) { + if (ioc_attr.adapter_attr.is_mezz) { + supported_speed |= FC_PORTSPEED_8GBIT | + FC_PORTSPEED_4GBIT | + FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; + } else { + supported_speed |= FC_PORTSPEED_8GBIT | + FC_PORTSPEED_4GBIT | + FC_PORTSPEED_2GBIT; + } + } else if (ioc_attr.adapter_attr.max_speed == BFA_PORT_SPEED_4GBPS) { + supported_speed |= FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT | + FC_PORTSPEED_1GBIT; + } else if (ioc_attr.adapter_attr.max_speed == BFA_PORT_SPEED_10GBPS) { + supported_speed |= FC_PORTSPEED_10GBIT; + } + return supported_speed; +} + void bfad_os_fc_host_init(struct bfad_im_port_s *im_port) { struct Scsi_Host *host = im_port->shost; struct bfad_s *bfad = im_port->bfad; struct bfad_port_s *port = im_port->port; - struct bfa_pport_attr_s pattr; - char model[BFA_ADAPTER_MODEL_NAME_LEN]; - char fw_ver[BFA_VERSION_LEN]; + struct bfa_port_attr_s pattr; + struct bfa_lport_attr_s port_attr; + char symname[BFA_SYMNAME_MAXLEN]; fc_host_node_name(host) = - bfa_os_htonll((bfa_fcs_port_get_nwwn(port->fcs_port))); + bfa_os_htonll((bfa_fcs_lport_get_nwwn(port->fcs_port))); fc_host_port_name(host) = - bfa_os_htonll((bfa_fcs_port_get_pwwn(port->fcs_port))); + bfa_os_htonll((bfa_fcs_lport_get_pwwn(port->fcs_port))); fc_host_max_npiv_vports(host) = bfa_lps_get_max_vport(&bfad->bfa); fc_host_supported_classes(host) = FC_COS_CLASS3; memset(fc_host_supported_fc4s(host), 0, sizeof(fc_host_supported_fc4s(host))); - if (bfad_supported_fc4s & (BFA_PORT_ROLE_FCP_IM | BFA_PORT_ROLE_FCP_TM)) + if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM) /* For FCP type 0x08 */ fc_host_supported_fc4s(host)[2] = 1; - if (bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IPFC) - /* For LLC/SNAP type 0x05 */ - fc_host_supported_fc4s(host)[3] = 0x20; /* For fibre channel services type 0x20 */ fc_host_supported_fc4s(host)[7] = 1; - bfa_get_adapter_model(&bfad->bfa, model); - bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver); - sprintf(fc_host_symbolic_name(host), "Brocade %s FV%s DV%s", - model, fw_ver, BFAD_DRIVER_VERSION); + bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr); + strncpy(symname, port_attr.port_cfg.sym_name.symname, + BFA_SYMNAME_MAXLEN); + sprintf(fc_host_symbolic_name(host), "%s", symname); - fc_host_supported_speeds(host) = 0; - fc_host_supported_speeds(host) |= - FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT | - FC_PORTSPEED_1GBIT; + fc_host_supported_speeds(host) = bfad_im_supported_speeds(&bfad->bfa); bfa_fcport_get_attr(&bfad->bfa, &pattr); fc_host_maxframe_size(host) = pattr.pport_cfg.maxfrsize; @@ -1065,7 +1048,9 @@ bfad_im_itnim_work_handler(struct work_struct *work) fcid2str(fcid_str, fcid); list_add_tail(&itnim->list_entry, &im_port->itnim_mapped_list); - bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_ONLINE, + BFA_LOG(KERN_INFO, bfad, log_level, + "ITNIM ONLINE Target: %d:0:%d " + "FCID: %s WWPN: %s\n", im_port->shost->host_no, itnim->scsi_tgt_id, fcid_str, wwpn_str); @@ -1096,7 +1081,9 @@ bfad_im_itnim_work_handler(struct work_struct *work) wwn2str(wwpn_str, wwpn); fcid2str(fcid_str, fcid); list_del(&itnim->list_entry); - bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_OFFLINE, + BFA_LOG(KERN_INFO, bfad, log_level, + "ITNIM OFFLINE Target: %d:0:%d " + "FCID: %s WWPN: %s\n", im_port->shost->host_no, itnim->scsi_tgt_id, fcid_str, wwpn_str); @@ -1142,7 +1129,7 @@ bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) struct bfa_ioim_s *hal_io; unsigned long flags; int rc; - s16 sg_cnt = 0; + int sg_cnt = 0; struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device)); rc = fc_remote_port_chkready(rport); @@ -1153,7 +1140,6 @@ bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) } sg_cnt = scsi_dma_map(cmnd); - if (sg_cnt < 0) return SCSI_MLQUEUE_HOST_BUSY; @@ -1168,6 +1154,7 @@ bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) goto out_fail_cmd; } + itnim = itnim_data->itnim; if (!itnim) { cmnd->result = ScsiResult(DID_IMM_RETRY, 0); @@ -1206,47 +1193,49 @@ bfad_os_rport_online_wait(struct bfad_s *bfad) int rport_delay = 10; for (i = 0; !(bfad->bfad_flags & BFAD_PORT_ONLINE) - && i < bfa_linkup_delay; i++) - schedule_timeout_uninterruptible(HZ); + && i < bfa_linkup_delay; i++) { + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(HZ); + } if (bfad->bfad_flags & BFAD_PORT_ONLINE) { rport_delay = rport_delay < bfa_linkup_delay ? - rport_delay : bfa_linkup_delay; + rport_delay : bfa_linkup_delay; for (i = 0; !(bfad->bfad_flags & BFAD_RPORT_ONLINE) - && i < rport_delay; i++) - schedule_timeout_uninterruptible(HZ); + && i < rport_delay; i++) { + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(HZ); + } - if (rport_delay > 0 && (bfad->bfad_flags & BFAD_RPORT_ONLINE)) - schedule_timeout_uninterruptible(rport_delay * HZ); + if (rport_delay > 0 && (bfad->bfad_flags & BFAD_RPORT_ONLINE)) { + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(rport_delay * HZ); + } } } int bfad_os_get_linkup_delay(struct bfad_s *bfad) { - - u8 nwwns = 0; - wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX]; - int ldelay; + u8 nwwns = 0; + wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX]; + int linkup_delay; /* * Querying for the boot target port wwns * -- read from boot information in flash. - * If nwwns > 0 => boot over SAN and set bfa_linkup_delay = 30 - * else => local boot machine set bfa_linkup_delay = 10 + * If nwwns > 0 => boot over SAN and set linkup_delay = 30 + * else => local boot machine set linkup_delay = 0 */ bfa_iocfc_get_bootwwns(&bfad->bfa, &nwwns, wwns); - if (nwwns > 0) { - /* If boot over SAN; linkup_delay = 30sec */ - ldelay = 30; - } else { - /* If local boot; linkup_delay = 10sec */ - ldelay = 0; - } + if (nwwns > 0) + /* If Boot over SAN set linkup_delay = 30sec */ + linkup_delay = 30; + else + /* If local boot; no linkup_delay */ + linkup_delay = 0; - return ldelay; + return linkup_delay; } - - diff --git a/drivers/scsi/bfa/bfad_im.h b/drivers/scsi/bfa/bfad_im.h index 973cab4d09c..b038c0e0892 100644 --- a/drivers/scsi/bfa/bfad_im.h +++ b/drivers/scsi/bfa/bfad_im.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * @@ -18,20 +18,20 @@ #ifndef __BFAD_IM_H__ #define __BFAD_IM_H__ -#include "fcs/bfa_fcs_fcpim.h" -#include "bfad_im_compat.h" +#include "bfa_fcs.h" #define FCPI_NAME " fcpim" +#ifndef KOBJ_NAME_LEN +#define KOBJ_NAME_LEN 20 +#endif + bfa_status_t bfad_im_module_init(void); void bfad_im_module_exit(void); bfa_status_t bfad_im_probe(struct bfad_s *bfad); void bfad_im_probe_undo(struct bfad_s *bfad); -void bfad_im_probe_post(struct bfad_im_s *im); bfa_status_t bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port); void bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port); -void bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port); -void bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port); void bfad_im_port_clean(struct bfad_im_port_s *im_port); int bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port, struct device *dev); @@ -44,14 +44,10 @@ void bfad_im_scsi_host_free(struct bfad_s *bfad, #define BFAD_LUN_RESET_TMO 60 #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code) #define BFA_QUEUE_FULL_RAMP_UP_TIME 120 -#define BFAD_KOBJ_NAME_LEN 20 /* * itnim flags */ -#define ITNIM_MAPPED 0x00000001 - -#define SCSI_TASK_MGMT 0x00000001 #define IO_DONE_BIT 0 struct bfad_itnim_data_s { @@ -64,7 +60,7 @@ struct bfad_im_port_s { struct work_struct port_delete_work; int idr_id; u16 cur_scsi_id; - u16 flags; + u16 flags; struct list_head binding_list; struct Scsi_Host *shost; struct list_head itnim_mapped_list; @@ -118,14 +114,13 @@ struct bfad_fcp_binding { struct bfad_im_s { struct bfad_s *bfad; struct workqueue_struct *drv_workq; - char drv_workq_name[BFAD_KOBJ_NAME_LEN]; + char drv_workq_name[KOBJ_NAME_LEN]; }; struct Scsi_Host *bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *); bfa_status_t bfad_os_thread_workq(struct bfad_s *bfad); void bfad_os_destroy_workq(struct bfad_im_s *im); -void bfad_os_itnim_process(struct bfad_itnim_s *itnim_drv); void bfad_os_fc_host_init(struct bfad_im_port_s *im_port); void bfad_os_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port); @@ -133,11 +128,6 @@ void bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim, struct scsi_device *sdev); void bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev); struct bfad_itnim_s *bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id); -int bfad_os_scsi_add_host(struct Scsi_Host *shost, - struct bfad_im_port_s *im_port, struct bfad_s *bfad); - -void bfad_im_itnim_unmap(struct bfad_im_port_s *im_port, - struct bfad_itnim_s *itnim); extern struct scsi_host_template bfad_im_scsi_host_template; extern struct scsi_host_template bfad_im_vport_template; @@ -146,4 +136,34 @@ extern struct fc_function_template bfad_im_vport_fc_function_template; extern struct scsi_transport_template *bfad_im_scsi_transport_template; extern struct scsi_transport_template *bfad_im_scsi_vport_transport_template; +extern struct device_attribute *bfad_im_host_attrs[]; +extern struct device_attribute *bfad_im_vport_attrs[]; + +irqreturn_t bfad_intx(int irq, void *dev_id); + +/* Firmware releated */ +#define BFAD_FW_FILE_CT_FC "ctfw_fc.bin" +#define BFAD_FW_FILE_CT_CNA "ctfw_cna.bin" +#define BFAD_FW_FILE_CB_FC "cbfw_fc.bin" + +u32 *bfad_get_firmware_buf(struct pci_dev *pdev); +u32 *bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image, + u32 *bfi_image_size, char *fw_name); + +static inline u32 * +bfad_load_fwimg(struct pci_dev *pdev) +{ + return bfad_get_firmware_buf(pdev); +} + +static inline void +bfad_free_fwimg(void) +{ + if (bfi_image_ct_fc_size && bfi_image_ct_fc) + vfree(bfi_image_ct_fc); + if (bfi_image_ct_cna_size && bfi_image_ct_cna) + vfree(bfi_image_ct_cna); + if (bfi_image_cb_fc_size && bfi_image_cb_fc) + vfree(bfi_image_cb_fc); +} #endif diff --git a/drivers/scsi/bfa/bfad_im_compat.h b/drivers/scsi/bfa/bfad_im_compat.h deleted file mode 100644 index 0a122abbbe8..00000000000 --- a/drivers/scsi/bfa/bfad_im_compat.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFAD_IM_COMPAT_H__ -#define __BFAD_IM_COMPAT_H__ - -extern struct device_attribute *bfad_im_host_attrs[]; -extern struct device_attribute *bfad_im_vport_attrs[]; - -u32 *bfad_get_firmware_buf(struct pci_dev *pdev); -u32 *bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image, - u32 *bfi_image_size, char *fw_name); - -static inline u32 * -bfad_load_fwimg(struct pci_dev *pdev) -{ - return bfad_get_firmware_buf(pdev); -} - -static inline void -bfad_free_fwimg(void) -{ - if (bfi_image_ct_fc_size && bfi_image_ct_fc) - vfree(bfi_image_ct_fc); - if (bfi_image_ct_cna_size && bfi_image_ct_cna) - vfree(bfi_image_ct_cna); - if (bfi_image_cb_fc_size && bfi_image_cb_fc) - vfree(bfi_image_cb_fc); -} - -#endif diff --git a/drivers/scsi/bfa/bfad_intr.c b/drivers/scsi/bfa/bfad_intr.c deleted file mode 100644 index 56a351584f0..00000000000 --- a/drivers/scsi/bfa/bfad_intr.c +++ /dev/null @@ -1,222 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include "bfad_drv.h" -#include "bfad_trcmod.h" - -BFA_TRC_FILE(LDRV, INTR); - -/** - * bfa_isr BFA driver interrupt functions - */ -static int msix_disable_cb; -static int msix_disable_ct; -module_param(msix_disable_cb, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(msix_disable_cb, "Disable MSIX for Brocade-415/425/815/825" - " cards, default=0, Range[false:0|true:1]"); -module_param(msix_disable_ct, int, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(msix_disable_ct, "Disable MSIX for Brocade-1010/1020/804" - " cards, default=0, Range[false:0|true:1]"); -/** - * Line based interrupt handler. - */ -static irqreturn_t -bfad_intx(int irq, void *dev_id) -{ - struct bfad_s *bfad = dev_id; - struct list_head doneq; - unsigned long flags; - bfa_boolean_t rc; - - spin_lock_irqsave(&bfad->bfad_lock, flags); - rc = bfa_intx(&bfad->bfa); - if (!rc) { - spin_unlock_irqrestore(&bfad->bfad_lock, flags); - return IRQ_NONE; - } - - bfa_comp_deq(&bfad->bfa, &doneq); - spin_unlock_irqrestore(&bfad->bfad_lock, flags); - - if (!list_empty(&doneq)) { - bfa_comp_process(&bfad->bfa, &doneq); - - spin_lock_irqsave(&bfad->bfad_lock, flags); - bfa_comp_free(&bfad->bfa, &doneq); - spin_unlock_irqrestore(&bfad->bfad_lock, flags); - bfa_trc_fp(bfad, irq); - } - - return IRQ_HANDLED; - -} - -static irqreturn_t -bfad_msix(int irq, void *dev_id) -{ - struct bfad_msix_s *vec = dev_id; - struct bfad_s *bfad = vec->bfad; - struct list_head doneq; - unsigned long flags; - - spin_lock_irqsave(&bfad->bfad_lock, flags); - - bfa_msix(&bfad->bfa, vec->msix.entry); - bfa_comp_deq(&bfad->bfa, &doneq); - spin_unlock_irqrestore(&bfad->bfad_lock, flags); - - if (!list_empty(&doneq)) { - bfa_comp_process(&bfad->bfa, &doneq); - - spin_lock_irqsave(&bfad->bfad_lock, flags); - bfa_comp_free(&bfad->bfa, &doneq); - spin_unlock_irqrestore(&bfad->bfad_lock, flags); - } - - return IRQ_HANDLED; -} - -/** - * Initialize the MSIX entry table. - */ -static void -bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries, - int mask, int max_bit) -{ - int i; - int match = 0x00000001; - - for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) { - if (mask & match) { - bfad->msix_tab[bfad->nvec].msix.entry = i; - bfad->msix_tab[bfad->nvec].bfad = bfad; - msix_entries[bfad->nvec].entry = i; - bfad->nvec++; - } - - match <<= 1; - } - -} - -int -bfad_install_msix_handler(struct bfad_s *bfad) -{ - int i, error = 0; - - for (i = 0; i < bfad->nvec; i++) { - error = request_irq(bfad->msix_tab[i].msix.vector, - (irq_handler_t) bfad_msix, 0, - BFAD_DRIVER_NAME, &bfad->msix_tab[i]); - bfa_trc(bfad, i); - bfa_trc(bfad, bfad->msix_tab[i].msix.vector); - if (error) { - int j; - - for (j = 0; j < i; j++) - free_irq(bfad->msix_tab[j].msix.vector, - &bfad->msix_tab[j]); - - return 1; - } - } - - return 0; -} - -/** - * Setup MSIX based interrupt. - */ -int -bfad_setup_intr(struct bfad_s *bfad) -{ - int error = 0; - u32 mask = 0, i, num_bit = 0, max_bit = 0; - struct msix_entry msix_entries[MAX_MSIX_ENTRY]; - struct pci_dev *pdev = bfad->pcidev; - - /* Call BFA to get the msix map for this PCI function. */ - bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit); - - /* Set up the msix entry table */ - bfad_init_msix_entry(bfad, msix_entries, mask, max_bit); - - if ((bfa_asic_id_ct(pdev->device) && !msix_disable_ct) || - (!bfa_asic_id_ct(pdev->device) && !msix_disable_cb)) { - - error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec); - if (error) { - /* - * Only error number of vector is available. - * We don't have a mechanism to map multiple - * interrupts into one vector, so even if we - * can try to request less vectors, we don't - * know how to associate interrupt events to - * vectors. Linux doesn't dupicate vectors - * in the MSIX table for this case. - */ - - printk(KERN_WARNING "bfad%d: " - "pci_enable_msix failed (%d)," - " use line based.\n", bfad->inst_no, error); - - goto line_based; - } - - /* Save the vectors */ - for (i = 0; i < bfad->nvec; i++) { - bfa_trc(bfad, msix_entries[i].vector); - bfad->msix_tab[i].msix.vector = msix_entries[i].vector; - } - - bfa_msix_init(&bfad->bfa, bfad->nvec); - - bfad->bfad_flags |= BFAD_MSIX_ON; - - return error; - } - -line_based: - error = 0; - if (request_irq - (bfad->pcidev->irq, (irq_handler_t) bfad_intx, BFAD_IRQ_FLAGS, - BFAD_DRIVER_NAME, bfad) != 0) { - /* Enable interrupt handler failed */ - return 1; - } - - return error; -} - -void -bfad_remove_intr(struct bfad_s *bfad) -{ - int i; - - if (bfad->bfad_flags & BFAD_MSIX_ON) { - for (i = 0; i < bfad->nvec; i++) - free_irq(bfad->msix_tab[i].msix.vector, - &bfad->msix_tab[i]); - - pci_disable_msix(bfad->pcidev); - bfad->bfad_flags &= ~BFAD_MSIX_ON; - } else { - free_irq(bfad->pcidev->irq, bfad); - } -} - - diff --git a/drivers/scsi/bfa/bfad_ipfc.h b/drivers/scsi/bfa/bfad_ipfc.h deleted file mode 100644 index 718bc522767..00000000000 --- a/drivers/scsi/bfa/bfad_ipfc.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DRV_IPFC_H__ -#define __BFA_DRV_IPFC_H__ - - -#define IPFC_NAME "" - -#define bfad_ipfc_module_init(x) do {} while (0) -#define bfad_ipfc_module_exit(x) do {} while (0) -#define bfad_ipfc_probe(x) do {} while (0) -#define bfad_ipfc_probe_undo(x) do {} while (0) -#define bfad_ipfc_port_config(x, y) BFA_STATUS_OK -#define bfad_ipfc_port_unconfig(x, y) do {} while (0) - -#define bfad_ipfc_probe_post(x) do {} while (0) -#define bfad_ipfc_port_new(x, y, z) BFA_STATUS_OK -#define bfad_ipfc_port_delete(x, y) do {} while (0) -#define bfad_ipfc_port_online(x, y) do {} while (0) -#define bfad_ipfc_port_offline(x, y) do {} while (0) - -#define bfad_ip_get_attr(x) BFA_STATUS_FAILED -#define bfad_ip_reset_drv_stats(x) BFA_STATUS_FAILED -#define bfad_ip_get_drv_stats(x, y) BFA_STATUS_FAILED -#define bfad_ip_enable_ipfc(x, y, z) BFA_STATUS_FAILED - - -#endif diff --git a/drivers/scsi/bfa/bfad_os.c b/drivers/scsi/bfa/bfad_os.c deleted file mode 100644 index faf47b4f1a3..00000000000 --- a/drivers/scsi/bfa/bfad_os.c +++ /dev/null @@ -1,50 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfad_os.c Linux driver OS specific calls. - */ - -#include "bfa_os_inc.h" -#include "bfad_drv.h" - -void -bfa_os_gettimeofday(struct bfa_timeval_s *tv) -{ - struct timeval tmp_tv; - - do_gettimeofday(&tmp_tv); - tv->tv_sec = (u32) tmp_tv.tv_sec; - tv->tv_usec = (u32) tmp_tv.tv_usec; -} - -void -bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id, - const char *fmt, ...) -{ - va_list ap; - #define BFA_STRING_256 256 - char tmp[BFA_STRING_256]; - - va_start(ap, fmt); - vsprintf(tmp, fmt, ap); - va_end(ap); - - printk(tmp); -} - - diff --git a/drivers/scsi/bfa/bfad_tm.h b/drivers/scsi/bfa/bfad_tm.h deleted file mode 100644 index 4901b1b7df0..00000000000 --- a/drivers/scsi/bfa/bfad_tm.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* - * Brocade Fibre Channel HBA Linux Target Mode Driver - */ - -/** - * tm/dummy/bfad_tm.h BFA callback dummy header file for BFA Linux target mode PCI interface module. - */ - -#ifndef __BFAD_TM_H__ -#define __BFAD_TM_H__ - -#include <defs/bfa_defs_status.h> - -#define FCPT_NAME "" - -/* - * Called from base Linux driver on (De)Init events - */ - -/* attach tgt template with scst */ -#define bfad_tm_module_init() do {} while (0) - -/* detach/release tgt template */ -#define bfad_tm_module_exit() do {} while (0) - -#define bfad_tm_probe(x) do {} while (0) -#define bfad_tm_probe_undo(x) do {} while (0) -#define bfad_tm_probe_post(x) do {} while (0) - -/* - * Called by base Linux driver but triggered by BFA FCS on config events - */ -#define bfad_tm_port_new(x, y) BFA_STATUS_OK -#define bfad_tm_port_delete(x, y) do {} while (0) - -/* - * Called by base Linux driver but triggered by BFA FCS on PLOGI/O events - */ -#define bfad_tm_port_online(x, y) do {} while (0) -#define bfad_tm_port_offline(x, y) do {} while (0) - -#endif diff --git a/drivers/scsi/bfa/bfad_trcmod.h b/drivers/scsi/bfa/bfad_trcmod.h deleted file mode 100644 index 2827b2acd04..00000000000 --- a/drivers/scsi/bfa/bfad_trcmod.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfad_trcmod.h Linux driver trace modules - */ - - -#ifndef __BFAD_TRCMOD_H__ -#define __BFAD_TRCMOD_H__ - -#include <cs/bfa_trc.h> - -/* - * !!! Only append to the enums defined here to avoid any versioning - * !!! needed between trace utility and driver version - */ -enum { - /* 2.6 Driver */ - BFA_TRC_LDRV_BFAD = 1, - BFA_TRC_LDRV_BFAD_2_6 = 2, - BFA_TRC_LDRV_BFAD_2_6_9 = 3, - BFA_TRC_LDRV_BFAD_2_6_10 = 4, - BFA_TRC_LDRV_INTR = 5, - BFA_TRC_LDRV_IOCTL = 6, - BFA_TRC_LDRV_OS = 7, - BFA_TRC_LDRV_IM = 8, - BFA_TRC_LDRV_IM_2_6 = 9, - BFA_TRC_LDRV_IM_2_6_9 = 10, - BFA_TRC_LDRV_IM_2_6_10 = 11, - BFA_TRC_LDRV_TM = 12, - BFA_TRC_LDRV_IPFC = 13, - BFA_TRC_LDRV_IM_2_4 = 14, - BFA_TRC_LDRV_IM_VMW = 15, - BFA_TRC_LDRV_IM_LT_2_6_10 = 16, -}; - -#endif /* __BFAD_TRCMOD_H__ */ diff --git a/drivers/scsi/bfa/bfi.h b/drivers/scsi/bfa/bfi.h new file mode 100644 index 00000000000..85f2224a573 --- /dev/null +++ b/drivers/scsi/bfa/bfi.h @@ -0,0 +1,579 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFI_H__ +#define __BFI_H__ + +#include "bfa_defs.h" +#include "bfa_defs_svc.h" + +#pragma pack(1) + +/** + * BFI FW image type + */ +#define BFI_FLASH_CHUNK_SZ 256 /* Flash chunk size */ +#define BFI_FLASH_CHUNK_SZ_WORDS (BFI_FLASH_CHUNK_SZ/sizeof(u32)) +enum { + BFI_IMAGE_CB_FC, + BFI_IMAGE_CT_FC, + BFI_IMAGE_CT_CNA, + BFI_IMAGE_MAX, +}; + +/** + * Msg header common to all msgs + */ +struct bfi_mhdr_s { + u8 msg_class; /* @ref bfi_mclass_t */ + u8 msg_id; /* msg opcode with in the class */ + union { + struct { + u8 rsvd; + u8 lpu_id; /* msg destination */ + } h2i; + u16 i2htok; /* token in msgs to host */ + } mtag; +}; + +#define bfi_h2i_set(_mh, _mc, _op, _lpuid) do { \ + (_mh).msg_class = (_mc); \ + (_mh).msg_id = (_op); \ + (_mh).mtag.h2i.lpu_id = (_lpuid); \ +} while (0) + +#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do { \ + (_mh).msg_class = (_mc); \ + (_mh).msg_id = (_op); \ + (_mh).mtag.i2htok = (_i2htok); \ +} while (0) + +/* + * Message opcodes: 0-127 to firmware, 128-255 to host + */ +#define BFI_I2H_OPCODE_BASE 128 +#define BFA_I2HM(_x) ((_x) + BFI_I2H_OPCODE_BASE) + +/** + **************************************************************************** + * + * Scatter Gather Element and Page definition + * + **************************************************************************** + */ + +#define BFI_SGE_INLINE 1 +#define BFI_SGE_INLINE_MAX (BFI_SGE_INLINE + 1) + +/** + * SG Flags + */ +enum { + BFI_SGE_DATA = 0, /* data address, not last */ + BFI_SGE_DATA_CPL = 1, /* data addr, last in current page */ + BFI_SGE_DATA_LAST = 3, /* data address, last */ + BFI_SGE_LINK = 2, /* link address */ + BFI_SGE_PGDLEN = 2, /* cumulative data length for page */ +}; + +/** + * DMA addresses + */ +union bfi_addr_u { + struct { + u32 addr_lo; + u32 addr_hi; + } a32; +}; + +/** + * Scatter Gather Element + */ +struct bfi_sge_s { +#ifdef __BIGENDIAN + u32 flags:2, + rsvd:2, + sg_len:28; +#else + u32 sg_len:28, + rsvd:2, + flags:2; +#endif + union bfi_addr_u sga; +}; + +/** + * Scatter Gather Page + */ +#define BFI_SGPG_DATA_SGES 7 +#define BFI_SGPG_SGES_MAX (BFI_SGPG_DATA_SGES + 1) +#define BFI_SGPG_RSVD_WD_LEN 8 +struct bfi_sgpg_s { + struct bfi_sge_s sges[BFI_SGPG_SGES_MAX]; + u32 rsvd[BFI_SGPG_RSVD_WD_LEN]; +}; + +/* + * Large Message structure - 128 Bytes size Msgs + */ +#define BFI_LMSG_SZ 128 +#define BFI_LMSG_PL_WSZ \ + ((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4) + +struct bfi_msg_s { + struct bfi_mhdr_s mhdr; + u32 pl[BFI_LMSG_PL_WSZ]; +}; + +/** + * Mailbox message structure + */ +#define BFI_MBMSG_SZ 7 +struct bfi_mbmsg_s { + struct bfi_mhdr_s mh; + u32 pl[BFI_MBMSG_SZ]; +}; + +/** + * Message Classes + */ +enum bfi_mclass { + BFI_MC_IOC = 1, /* IO Controller (IOC) */ + BFI_MC_FCPORT = 5, /* FC port */ + BFI_MC_IOCFC = 6, /* FC - IO Controller (IOC) */ + BFI_MC_LL = 7, /* Link Layer */ + BFI_MC_UF = 8, /* Unsolicited frame receive */ + BFI_MC_FCXP = 9, /* FC Transport */ + BFI_MC_LPS = 10, /* lport fc login services */ + BFI_MC_RPORT = 11, /* Remote port */ + BFI_MC_ITNIM = 12, /* I-T nexus (Initiator mode) */ + BFI_MC_IOIM_READ = 13, /* read IO (Initiator mode) */ + BFI_MC_IOIM_WRITE = 14, /* write IO (Initiator mode) */ + BFI_MC_IOIM_IO = 15, /* IO (Initiator mode) */ + BFI_MC_IOIM = 16, /* IO (Initiator mode) */ + BFI_MC_IOIM_IOCOM = 17, /* good IO completion */ + BFI_MC_TSKIM = 18, /* Initiator Task management */ + BFI_MC_PORT = 21, /* Physical port */ + BFI_MC_MAX = 32 +}; + +#define BFI_IOC_MAX_CQS 4 +#define BFI_IOC_MAX_CQS_ASIC 8 +#define BFI_IOC_MSGLEN_MAX 32 /* 32 bytes */ + +#define BFI_BOOT_TYPE_OFF 8 +#define BFI_BOOT_LOADER_OFF 12 + +#define BFI_BOOT_TYPE_NORMAL 0 +#define BFI_BOOT_TYPE_FLASH 1 +#define BFI_BOOT_TYPE_MEMTEST 2 + +#define BFI_BOOT_LOADER_OS 0 +#define BFI_BOOT_LOADER_BIOS 1 +#define BFI_BOOT_LOADER_UEFI 2 + +/** + *---------------------------------------------------------------------- + * IOC + *---------------------------------------------------------------------- + */ + +enum bfi_ioc_h2i_msgs { + BFI_IOC_H2I_ENABLE_REQ = 1, + BFI_IOC_H2I_DISABLE_REQ = 2, + BFI_IOC_H2I_GETATTR_REQ = 3, + BFI_IOC_H2I_DBG_SYNC = 4, + BFI_IOC_H2I_DBG_DUMP = 5, +}; + +enum bfi_ioc_i2h_msgs { + BFI_IOC_I2H_ENABLE_REPLY = BFA_I2HM(1), + BFI_IOC_I2H_DISABLE_REPLY = BFA_I2HM(2), + BFI_IOC_I2H_GETATTR_REPLY = BFA_I2HM(3), + BFI_IOC_I2H_READY_EVENT = BFA_I2HM(4), + BFI_IOC_I2H_HBEAT = BFA_I2HM(5), +}; + +/** + * BFI_IOC_H2I_GETATTR_REQ message + */ +struct bfi_ioc_getattr_req_s { + struct bfi_mhdr_s mh; + union bfi_addr_u attr_addr; +}; + +struct bfi_ioc_attr_s { + wwn_t mfg_pwwn; /* Mfg port wwn */ + wwn_t mfg_nwwn; /* Mfg node wwn */ + mac_t mfg_mac; /* Mfg mac */ + u16 rsvd_a; + wwn_t pwwn; + wwn_t nwwn; + mac_t mac; /* PBC or Mfg mac */ + u16 rsvd_b; + mac_t fcoe_mac; + u16 rsvd_c; + char brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)]; + u8 pcie_gen; + u8 pcie_lanes_orig; + u8 pcie_lanes; + u8 rx_bbcredit; /* receive buffer credits */ + u32 adapter_prop; /* adapter properties */ + u16 maxfrsize; /* max receive frame size */ + char asic_rev; + u8 rsvd_d; + char fw_version[BFA_VERSION_LEN]; + char optrom_version[BFA_VERSION_LEN]; + struct bfa_mfg_vpd_s vpd; + u32 card_type; /* card type */ +}; + +/** + * BFI_IOC_I2H_GETATTR_REPLY message + */ +struct bfi_ioc_getattr_reply_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u8 status; /* cfg reply status */ + u8 rsvd[3]; +}; + +/** + * Firmware memory page offsets + */ +#define BFI_IOC_SMEM_PG0_CB (0x40) +#define BFI_IOC_SMEM_PG0_CT (0x180) + +/** + * Firmware statistic offset + */ +#define BFI_IOC_FWSTATS_OFF (0x6B40) +#define BFI_IOC_FWSTATS_SZ (4096) + +/** + * Firmware trace offset + */ +#define BFI_IOC_TRC_OFF (0x4b00) +#define BFI_IOC_TRC_ENTS 256 + +#define BFI_IOC_FW_SIGNATURE (0xbfadbfad) +#define BFI_IOC_MD5SUM_SZ 4 +struct bfi_ioc_image_hdr_s { + u32 signature; /* constant signature */ + u32 rsvd_a; + u32 exec; /* exec vector */ + u32 param; /* parameters */ + u32 rsvd_b[4]; + u32 md5sum[BFI_IOC_MD5SUM_SZ]; +}; + +/** + * BFI_IOC_I2H_READY_EVENT message + */ +struct bfi_ioc_rdy_event_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 init_status; /* init event status */ + u8 rsvd[3]; +}; + +struct bfi_ioc_hbeat_s { + struct bfi_mhdr_s mh; /* common msg header */ + u32 hb_count; /* current heart beat count */ +}; + +/** + * IOC hardware/firmware state + */ +enum bfi_ioc_state { + BFI_IOC_UNINIT = 0, /* not initialized */ + BFI_IOC_INITING = 1, /* h/w is being initialized */ + BFI_IOC_HWINIT = 2, /* h/w is initialized */ + BFI_IOC_CFG = 3, /* IOC configuration in progress */ + BFI_IOC_OP = 4, /* IOC is operational */ + BFI_IOC_DISABLING = 5, /* IOC is being disabled */ + BFI_IOC_DISABLED = 6, /* IOC is disabled */ + BFI_IOC_CFG_DISABLED = 7, /* IOC is being disabled;transient */ + BFI_IOC_FAIL = 8, /* IOC heart-beat failure */ + BFI_IOC_MEMTEST = 9, /* IOC is doing memtest */ +}; + +#define BFI_IOC_ENDIAN_SIG 0x12345678 + +enum { + BFI_ADAPTER_TYPE_FC = 0x01, /* FC adapters */ + BFI_ADAPTER_TYPE_MK = 0x0f0000, /* adapter type mask */ + BFI_ADAPTER_TYPE_SH = 16, /* adapter type shift */ + BFI_ADAPTER_NPORTS_MK = 0xff00, /* number of ports mask */ + BFI_ADAPTER_NPORTS_SH = 8, /* number of ports shift */ + BFI_ADAPTER_SPEED_MK = 0xff, /* adapter speed mask */ + BFI_ADAPTER_SPEED_SH = 0, /* adapter speed shift */ + BFI_ADAPTER_PROTO = 0x100000, /* prototype adapaters */ + BFI_ADAPTER_TTV = 0x200000, /* TTV debug capable */ + BFI_ADAPTER_UNSUPP = 0x400000, /* unknown adapter type */ +}; + +#define BFI_ADAPTER_GETP(__prop, __adap_prop) \ + (((__adap_prop) & BFI_ADAPTER_ ## __prop ## _MK) >> \ + BFI_ADAPTER_ ## __prop ## _SH) +#define BFI_ADAPTER_SETP(__prop, __val) \ + ((__val) << BFI_ADAPTER_ ## __prop ## _SH) +#define BFI_ADAPTER_IS_PROTO(__adap_type) \ + ((__adap_type) & BFI_ADAPTER_PROTO) +#define BFI_ADAPTER_IS_TTV(__adap_type) \ + ((__adap_type) & BFI_ADAPTER_TTV) +#define BFI_ADAPTER_IS_UNSUPP(__adap_type) \ + ((__adap_type) & BFI_ADAPTER_UNSUPP) +#define BFI_ADAPTER_IS_SPECIAL(__adap_type) \ + ((__adap_type) & (BFI_ADAPTER_TTV | BFI_ADAPTER_PROTO | \ + BFI_ADAPTER_UNSUPP)) + +/** + * BFI_IOC_H2I_ENABLE_REQ & BFI_IOC_H2I_DISABLE_REQ messages + */ +struct bfi_ioc_ctrl_req_s { + struct bfi_mhdr_s mh; + u8 ioc_class; + u8 rsvd[3]; + u32 tv_sec; +}; +#define bfi_ioc_enable_req_t struct bfi_ioc_ctrl_req_s; +#define bfi_ioc_disable_req_t struct bfi_ioc_ctrl_req_s; + +/** + * BFI_IOC_I2H_ENABLE_REPLY & BFI_IOC_I2H_DISABLE_REPLY messages + */ +struct bfi_ioc_ctrl_reply_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u8 status; /* enable/disable status */ + u8 rsvd[3]; +}; +#define bfi_ioc_enable_reply_t struct bfi_ioc_ctrl_reply_s; +#define bfi_ioc_disable_reply_t struct bfi_ioc_ctrl_reply_s; + +#define BFI_IOC_MSGSZ 8 +/** + * H2I Messages + */ +union bfi_ioc_h2i_msg_u { + struct bfi_mhdr_s mh; + struct bfi_ioc_ctrl_req_s enable_req; + struct bfi_ioc_ctrl_req_s disable_req; + struct bfi_ioc_getattr_req_s getattr_req; + u32 mboxmsg[BFI_IOC_MSGSZ]; +}; + +/** + * I2H Messages + */ +union bfi_ioc_i2h_msg_u { + struct bfi_mhdr_s mh; + struct bfi_ioc_rdy_event_s rdy_event; + u32 mboxmsg[BFI_IOC_MSGSZ]; +}; + + +/** + *---------------------------------------------------------------------- + * PBC + *---------------------------------------------------------------------- + */ + +#define BFI_PBC_MAX_BLUNS 8 +#define BFI_PBC_MAX_VPORTS 16 + +/** + * PBC boot lun configuration + */ +struct bfi_pbc_blun_s { + wwn_t tgt_pwwn; + lun_t tgt_lun; +}; + +/** + * PBC virtual port configuration + */ +struct bfi_pbc_vport_s { + wwn_t vp_pwwn; + wwn_t vp_nwwn; +}; + +/** + * BFI pre-boot configuration information + */ +struct bfi_pbc_s { + u8 port_enabled; + u8 boot_enabled; + u8 nbluns; + u8 nvports; + u8 port_speed; + u8 rsvd_a; + u16 hss; + wwn_t pbc_pwwn; + wwn_t pbc_nwwn; + struct bfi_pbc_blun_s blun[BFI_PBC_MAX_BLUNS]; + struct bfi_pbc_vport_s vport[BFI_PBC_MAX_VPORTS]; +}; + +/** + *---------------------------------------------------------------------- + * MSGQ + *---------------------------------------------------------------------- + */ +#define BFI_MSGQ_FULL(_q) (((_q->pi + 1) % _q->q_depth) == _q->ci) +#define BFI_MSGQ_EMPTY(_q) (_q->pi == _q->ci) +#define BFI_MSGQ_UPDATE_CI(_q) (_q->ci = (_q->ci + 1) % _q->q_depth) +#define BFI_MSGQ_UPDATE_PI(_q) (_q->pi = (_q->pi + 1) % _q->q_depth) + +/* q_depth must be power of 2 */ +#define BFI_MSGQ_FREE_CNT(_q) ((_q->ci - _q->pi - 1) & (_q->q_depth - 1)) + +enum bfi_msgq_h2i_msgs_e { + BFI_MSGQ_H2I_INIT_REQ = 1, + BFI_MSGQ_H2I_DOORBELL = 2, + BFI_MSGQ_H2I_SHUTDOWN = 3, +}; + +enum bfi_msgq_i2h_msgs_e { + BFI_MSGQ_I2H_INIT_RSP = 1, + BFI_MSGQ_I2H_DOORBELL = 2, +}; + + +/* Messages(commands/responsed/AENS will have the following header */ +struct bfi_msgq_mhdr_s { + u8 msg_class; + u8 msg_id; + u16 msg_token; + u16 num_entries; + u8 enet_id; + u8 rsvd[1]; +}; + +#define bfi_msgq_mhdr_set(_mh, _mc, _mid, _tok, _enet_id) do { \ + (_mh).msg_class = (_mc); \ + (_mh).msg_id = (_mid); \ + (_mh).msg_token = (_tok); \ + (_mh).enet_id = (_enet_id); \ +} while (0) + +/* + * Mailbox for messaging interface + * +*/ +#define BFI_MSGQ_CMD_ENTRY_SIZE (64) /* TBD */ +#define BFI_MSGQ_RSP_ENTRY_SIZE (64) /* TBD */ +#define BFI_MSGQ_MSG_SIZE_MAX (2048) /* TBD */ + +struct bfi_msgq_s { + union bfi_addr_u addr; + u16 q_depth; /* Total num of entries in the queue */ + u8 rsvd[2]; +}; + +/* BFI_ENET_MSGQ_CFG_REQ TBD init or cfg? */ +struct bfi_msgq_cfg_req_s { + struct bfi_mhdr_s mh; + struct bfi_msgq_s cmdq; + struct bfi_msgq_s rspq; +}; + +/* BFI_ENET_MSGQ_CFG_RSP */ +struct bfi_msgq_cfg_rsp_s { + struct bfi_mhdr_s mh; + u8 cmd_status; + u8 rsvd[3]; +}; + + +/* BFI_MSGQ_H2I_DOORBELL */ +struct bfi_msgq_h2i_db_s { + struct bfi_mhdr_s mh; + u16 cmdq_pi; + u16 rspq_ci; +}; + +/* BFI_MSGQ_I2H_DOORBELL */ +struct bfi_msgq_i2h_db_s { + struct bfi_mhdr_s mh; + u16 rspq_pi; + u16 cmdq_ci; +}; + +#pragma pack() + +/* BFI port specific */ +#pragma pack(1) + +enum bfi_port_h2i { + BFI_PORT_H2I_ENABLE_REQ = (1), + BFI_PORT_H2I_DISABLE_REQ = (2), + BFI_PORT_H2I_GET_STATS_REQ = (3), + BFI_PORT_H2I_CLEAR_STATS_REQ = (4), +}; + +enum bfi_port_i2h { + BFI_PORT_I2H_ENABLE_RSP = BFA_I2HM(1), + BFI_PORT_I2H_DISABLE_RSP = BFA_I2HM(2), + BFI_PORT_I2H_GET_STATS_RSP = BFA_I2HM(3), + BFI_PORT_I2H_CLEAR_STATS_RSP = BFA_I2HM(4), +}; + +/** + * Generic REQ type + */ +struct bfi_port_generic_req_s { + struct bfi_mhdr_s mh; /* msg header */ + u32 msgtag; /* msgtag for reply */ + u32 rsvd; +}; + +/** + * Generic RSP type + */ +struct bfi_port_generic_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 status; /* port enable status */ + u8 rsvd[3]; + u32 msgtag; /* msgtag for reply */ +}; + +/** + * BFI_PORT_H2I_GET_STATS_REQ + */ +struct bfi_port_get_stats_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + union bfi_addr_u dma_addr; +}; + +union bfi_port_h2i_msg_u { + struct bfi_mhdr_s mh; + struct bfi_port_generic_req_s enable_req; + struct bfi_port_generic_req_s disable_req; + struct bfi_port_get_stats_req_s getstats_req; + struct bfi_port_generic_req_s clearstats_req; +}; + +union bfi_port_i2h_msg_u { + struct bfi_mhdr_s mh; + struct bfi_port_generic_rsp_s enable_rsp; + struct bfi_port_generic_rsp_s disable_rsp; + struct bfi_port_generic_rsp_s getstats_rsp; + struct bfi_port_generic_rsp_s clearstats_rsp; +}; + +#pragma pack() + +#endif /* __BFI_H__ */ diff --git a/drivers/scsi/bfa/include/bfi/bfi_cbreg.h b/drivers/scsi/bfa/bfi_cbreg.h index a51ee61ddb1..6f03ed382c6 100644 --- a/drivers/scsi/bfa/include/bfi/bfi_cbreg.h +++ b/drivers/scsi/bfa/bfi_cbreg.h @@ -1,19 +1,3 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ /* * bfi_cbreg.h crossbow host block register definitions @@ -177,8 +161,8 @@ #define __PSS_LMEM_INIT_EN 0x00000100 #define __PSS_LPU1_RESET 0x00000002 #define __PSS_LPU0_RESET 0x00000001 -#define PSS_ERR_STATUS_REG 0x00018810 -#define __PSS_LMEM1_CORR_ERR 0x00000800 +#define PSS_ERR_STATUS_REG 0x00018810 +#define __PSS_LMEM1_CORR_ERR 0x00000800 #define __PSS_LMEM0_CORR_ERR 0x00000400 #define __PSS_LMEM1_UNCORR_ERR 0x00000200 #define __PSS_LMEM0_UNCORR_ERR 0x00000100 @@ -190,8 +174,9 @@ #define __PSS_SGM_IF_ERR 0x00000004 #define __PSS_LPU1_RAM_ERR 0x00000002 #define __PSS_LPU0_RAM_ERR 0x00000001 -#define ERR_SET_REG 0x00018818 -#define __PSS_ERR_STATUS_SET 0x00000fff +#define ERR_SET_REG 0x00018818 +#define __PSS_ERR_STATUS_SET 0x00000fff + /* * These definitions are either in error/missing in spec. Its auto-generated diff --git a/drivers/scsi/bfa/bfi_ctreg.h b/drivers/scsi/bfa/bfi_ctreg.h new file mode 100644 index 00000000000..62b86a4b0e4 --- /dev/null +++ b/drivers/scsi/bfa/bfi_ctreg.h @@ -0,0 +1,627 @@ + +/* + * bfi_ctreg.h catapult host block register definitions + * + * !!! Do not edit. Auto generated. !!! + */ + +#ifndef __BFI_CTREG_H__ +#define __BFI_CTREG_H__ + + +#define HOSTFN0_LPU_MBOX0_0 0x00019200 +#define HOSTFN1_LPU_MBOX0_8 0x00019260 +#define LPU_HOSTFN0_MBOX0_0 0x00019280 +#define LPU_HOSTFN1_MBOX0_8 0x000192e0 +#define HOSTFN2_LPU_MBOX0_0 0x00019400 +#define HOSTFN3_LPU_MBOX0_8 0x00019460 +#define LPU_HOSTFN2_MBOX0_0 0x00019480 +#define LPU_HOSTFN3_MBOX0_8 0x000194e0 +#define HOSTFN0_INT_STATUS 0x00014000 +#define __HOSTFN0_HALT_OCCURRED 0x01000000 +#define __HOSTFN0_INT_STATUS_LVL_MK 0x00f00000 +#define __HOSTFN0_INT_STATUS_LVL_SH 20 +#define __HOSTFN0_INT_STATUS_LVL(_v) ((_v) << __HOSTFN0_INT_STATUS_LVL_SH) +#define __HOSTFN0_INT_STATUS_P_MK 0x000f0000 +#define __HOSTFN0_INT_STATUS_P_SH 16 +#define __HOSTFN0_INT_STATUS_P(_v) ((_v) << __HOSTFN0_INT_STATUS_P_SH) +#define __HOSTFN0_INT_STATUS_F 0x0000ffff +#define HOSTFN0_INT_MSK 0x00014004 +#define HOST_PAGE_NUM_FN0 0x00014008 +#define __HOST_PAGE_NUM_FN 0x000001ff +#define HOST_MSIX_ERR_INDEX_FN0 0x0001400c +#define __MSIX_ERR_INDEX_FN 0x000001ff +#define HOSTFN1_INT_STATUS 0x00014100 +#define __HOSTFN1_HALT_OCCURRED 0x01000000 +#define __HOSTFN1_INT_STATUS_LVL_MK 0x00f00000 +#define __HOSTFN1_INT_STATUS_LVL_SH 20 +#define __HOSTFN1_INT_STATUS_LVL(_v) ((_v) << __HOSTFN1_INT_STATUS_LVL_SH) +#define __HOSTFN1_INT_STATUS_P_MK 0x000f0000 +#define __HOSTFN1_INT_STATUS_P_SH 16 +#define __HOSTFN1_INT_STATUS_P(_v) ((_v) << __HOSTFN1_INT_STATUS_P_SH) +#define __HOSTFN1_INT_STATUS_F 0x0000ffff +#define HOSTFN1_INT_MSK 0x00014104 +#define HOST_PAGE_NUM_FN1 0x00014108 +#define HOST_MSIX_ERR_INDEX_FN1 0x0001410c +#define APP_PLL_425_CTL_REG 0x00014204 +#define __P_425_PLL_LOCK 0x80000000 +#define __APP_PLL_425_SRAM_USE_100MHZ 0x00100000 +#define __APP_PLL_425_RESET_TIMER_MK 0x000e0000 +#define __APP_PLL_425_RESET_TIMER_SH 17 +#define __APP_PLL_425_RESET_TIMER(_v) ((_v) << __APP_PLL_425_RESET_TIMER_SH) +#define __APP_PLL_425_LOGIC_SOFT_RESET 0x00010000 +#define __APP_PLL_425_CNTLMT0_1_MK 0x0000c000 +#define __APP_PLL_425_CNTLMT0_1_SH 14 +#define __APP_PLL_425_CNTLMT0_1(_v) ((_v) << __APP_PLL_425_CNTLMT0_1_SH) +#define __APP_PLL_425_JITLMT0_1_MK 0x00003000 +#define __APP_PLL_425_JITLMT0_1_SH 12 +#define __APP_PLL_425_JITLMT0_1(_v) ((_v) << __APP_PLL_425_JITLMT0_1_SH) +#define __APP_PLL_425_HREF 0x00000800 +#define __APP_PLL_425_HDIV 0x00000400 +#define __APP_PLL_425_P0_1_MK 0x00000300 +#define __APP_PLL_425_P0_1_SH 8 +#define __APP_PLL_425_P0_1(_v) ((_v) << __APP_PLL_425_P0_1_SH) +#define __APP_PLL_425_Z0_2_MK 0x000000e0 +#define __APP_PLL_425_Z0_2_SH 5 +#define __APP_PLL_425_Z0_2(_v) ((_v) << __APP_PLL_425_Z0_2_SH) +#define __APP_PLL_425_RSEL200500 0x00000010 +#define __APP_PLL_425_ENARST 0x00000008 +#define __APP_PLL_425_BYPASS 0x00000004 +#define __APP_PLL_425_LRESETN 0x00000002 +#define __APP_PLL_425_ENABLE 0x00000001 +#define APP_PLL_312_CTL_REG 0x00014208 +#define __P_312_PLL_LOCK 0x80000000 +#define __ENABLE_MAC_AHB_1 0x00800000 +#define __ENABLE_MAC_AHB_0 0x00400000 +#define __ENABLE_MAC_1 0x00200000 +#define __ENABLE_MAC_0 0x00100000 +#define __APP_PLL_312_RESET_TIMER_MK 0x000e0000 +#define __APP_PLL_312_RESET_TIMER_SH 17 +#define __APP_PLL_312_RESET_TIMER(_v) ((_v) << __APP_PLL_312_RESET_TIMER_SH) +#define __APP_PLL_312_LOGIC_SOFT_RESET 0x00010000 +#define __APP_PLL_312_CNTLMT0_1_MK 0x0000c000 +#define __APP_PLL_312_CNTLMT0_1_SH 14 +#define __APP_PLL_312_CNTLMT0_1(_v) ((_v) << __APP_PLL_312_CNTLMT0_1_SH) +#define __APP_PLL_312_JITLMT0_1_MK 0x00003000 +#define __APP_PLL_312_JITLMT0_1_SH 12 +#define __APP_PLL_312_JITLMT0_1(_v) ((_v) << __APP_PLL_312_JITLMT0_1_SH) +#define __APP_PLL_312_HREF 0x00000800 +#define __APP_PLL_312_HDIV 0x00000400 +#define __APP_PLL_312_P0_1_MK 0x00000300 +#define __APP_PLL_312_P0_1_SH 8 +#define __APP_PLL_312_P0_1(_v) ((_v) << __APP_PLL_312_P0_1_SH) +#define __APP_PLL_312_Z0_2_MK 0x000000e0 +#define __APP_PLL_312_Z0_2_SH 5 +#define __APP_PLL_312_Z0_2(_v) ((_v) << __APP_PLL_312_Z0_2_SH) +#define __APP_PLL_312_RSEL200500 0x00000010 +#define __APP_PLL_312_ENARST 0x00000008 +#define __APP_PLL_312_BYPASS 0x00000004 +#define __APP_PLL_312_LRESETN 0x00000002 +#define __APP_PLL_312_ENABLE 0x00000001 +#define MBIST_CTL_REG 0x00014220 +#define __EDRAM_BISTR_START 0x00000004 +#define __MBIST_RESET 0x00000002 +#define __MBIST_START 0x00000001 +#define MBIST_STAT_REG 0x00014224 +#define __EDRAM_BISTR_STATUS 0x00000008 +#define __EDRAM_BISTR_DONE 0x00000004 +#define __MEM_BIT_STATUS 0x00000002 +#define __MBIST_DONE 0x00000001 +#define HOST_SEM0_REG 0x00014230 +#define __HOST_SEMAPHORE 0x00000001 +#define HOST_SEM1_REG 0x00014234 +#define HOST_SEM2_REG 0x00014238 +#define HOST_SEM3_REG 0x0001423c +#define HOST_SEM0_INFO_REG 0x00014240 +#define HOST_SEM1_INFO_REG 0x00014244 +#define HOST_SEM2_INFO_REG 0x00014248 +#define HOST_SEM3_INFO_REG 0x0001424c +#define ETH_MAC_SER_REG 0x00014288 +#define __APP_EMS_CKBUFAMPIN 0x00000020 +#define __APP_EMS_REFCLKSEL 0x00000010 +#define __APP_EMS_CMLCKSEL 0x00000008 +#define __APP_EMS_REFCKBUFEN2 0x00000004 +#define __APP_EMS_REFCKBUFEN1 0x00000002 +#define __APP_EMS_CHANNEL_SEL 0x00000001 +#define HOSTFN2_INT_STATUS 0x00014300 +#define __HOSTFN2_HALT_OCCURRED 0x01000000 +#define __HOSTFN2_INT_STATUS_LVL_MK 0x00f00000 +#define __HOSTFN2_INT_STATUS_LVL_SH 20 +#define __HOSTFN2_INT_STATUS_LVL(_v) ((_v) << __HOSTFN2_INT_STATUS_LVL_SH) +#define __HOSTFN2_INT_STATUS_P_MK 0x000f0000 +#define __HOSTFN2_INT_STATUS_P_SH 16 +#define __HOSTFN2_INT_STATUS_P(_v) ((_v) << __HOSTFN2_INT_STATUS_P_SH) +#define __HOSTFN2_INT_STATUS_F 0x0000ffff +#define HOSTFN2_INT_MSK 0x00014304 +#define HOST_PAGE_NUM_FN2 0x00014308 +#define HOST_MSIX_ERR_INDEX_FN2 0x0001430c +#define HOSTFN3_INT_STATUS 0x00014400 +#define __HALT_OCCURRED 0x01000000 +#define __HOSTFN3_INT_STATUS_LVL_MK 0x00f00000 +#define __HOSTFN3_INT_STATUS_LVL_SH 20 +#define __HOSTFN3_INT_STATUS_LVL(_v) ((_v) << __HOSTFN3_INT_STATUS_LVL_SH) +#define __HOSTFN3_INT_STATUS_P_MK 0x000f0000 +#define __HOSTFN3_INT_STATUS_P_SH 16 +#define __HOSTFN3_INT_STATUS_P(_v) ((_v) << __HOSTFN3_INT_STATUS_P_SH) +#define __HOSTFN3_INT_STATUS_F 0x0000ffff +#define HOSTFN3_INT_MSK 0x00014404 +#define HOST_PAGE_NUM_FN3 0x00014408 +#define HOST_MSIX_ERR_INDEX_FN3 0x0001440c +#define FNC_ID_REG 0x00014600 +#define __FUNCTION_NUMBER 0x00000007 +#define FNC_PERS_REG 0x00014604 +#define __F3_FUNCTION_ACTIVE 0x80000000 +#define __F3_FUNCTION_MODE 0x40000000 +#define __F3_PORT_MAP_MK 0x30000000 +#define __F3_PORT_MAP_SH 28 +#define __F3_PORT_MAP(_v) ((_v) << __F3_PORT_MAP_SH) +#define __F3_VM_MODE 0x08000000 +#define __F3_INTX_STATUS_MK 0x07000000 +#define __F3_INTX_STATUS_SH 24 +#define __F3_INTX_STATUS(_v) ((_v) << __F3_INTX_STATUS_SH) +#define __F2_FUNCTION_ACTIVE 0x00800000 +#define __F2_FUNCTION_MODE 0x00400000 +#define __F2_PORT_MAP_MK 0x00300000 +#define __F2_PORT_MAP_SH 20 +#define __F2_PORT_MAP(_v) ((_v) << __F2_PORT_MAP_SH) +#define __F2_VM_MODE 0x00080000 +#define __F2_INTX_STATUS_MK 0x00070000 +#define __F2_INTX_STATUS_SH 16 +#define __F2_INTX_STATUS(_v) ((_v) << __F2_INTX_STATUS_SH) +#define __F1_FUNCTION_ACTIVE 0x00008000 +#define __F1_FUNCTION_MODE 0x00004000 +#define __F1_PORT_MAP_MK 0x00003000 +#define __F1_PORT_MAP_SH 12 +#define __F1_PORT_MAP(_v) ((_v) << __F1_PORT_MAP_SH) +#define __F1_VM_MODE 0x00000800 +#define __F1_INTX_STATUS_MK 0x00000700 +#define __F1_INTX_STATUS_SH 8 +#define __F1_INTX_STATUS(_v) ((_v) << __F1_INTX_STATUS_SH) +#define __F0_FUNCTION_ACTIVE 0x00000080 +#define __F0_FUNCTION_MODE 0x00000040 +#define __F0_PORT_MAP_MK 0x00000030 +#define __F0_PORT_MAP_SH 4 +#define __F0_PORT_MAP(_v) ((_v) << __F0_PORT_MAP_SH) +#define __F0_VM_MODE 0x00000008 +#define __F0_INTX_STATUS 0x00000007 +enum { + __F0_INTX_STATUS_MSIX = 0x0, + __F0_INTX_STATUS_INTA = 0x1, + __F0_INTX_STATUS_INTB = 0x2, + __F0_INTX_STATUS_INTC = 0x3, + __F0_INTX_STATUS_INTD = 0x4, +}; +#define OP_MODE 0x0001460c +#define __APP_ETH_CLK_LOWSPEED 0x00000004 +#define __GLOBAL_CORECLK_HALFSPEED 0x00000002 +#define __GLOBAL_FCOE_MODE 0x00000001 +#define HOST_SEM4_REG 0x00014610 +#define HOST_SEM5_REG 0x00014614 +#define HOST_SEM6_REG 0x00014618 +#define HOST_SEM7_REG 0x0001461c +#define HOST_SEM4_INFO_REG 0x00014620 +#define HOST_SEM5_INFO_REG 0x00014624 +#define HOST_SEM6_INFO_REG 0x00014628 +#define HOST_SEM7_INFO_REG 0x0001462c +#define HOSTFN0_LPU0_MBOX0_CMD_STAT 0x00019000 +#define __HOSTFN0_LPU0_MBOX0_INFO_MK 0xfffffffe +#define __HOSTFN0_LPU0_MBOX0_INFO_SH 1 +#define __HOSTFN0_LPU0_MBOX0_INFO(_v) ((_v) << __HOSTFN0_LPU0_MBOX0_INFO_SH) +#define __HOSTFN0_LPU0_MBOX0_CMD_STATUS 0x00000001 +#define HOSTFN0_LPU1_MBOX0_CMD_STAT 0x00019004 +#define __HOSTFN0_LPU1_MBOX0_INFO_MK 0xfffffffe +#define __HOSTFN0_LPU1_MBOX0_INFO_SH 1 +#define __HOSTFN0_LPU1_MBOX0_INFO(_v) ((_v) << __HOSTFN0_LPU1_MBOX0_INFO_SH) +#define __HOSTFN0_LPU1_MBOX0_CMD_STATUS 0x00000001 +#define LPU0_HOSTFN0_MBOX0_CMD_STAT 0x00019008 +#define __LPU0_HOSTFN0_MBOX0_INFO_MK 0xfffffffe +#define __LPU0_HOSTFN0_MBOX0_INFO_SH 1 +#define __LPU0_HOSTFN0_MBOX0_INFO(_v) ((_v) << __LPU0_HOSTFN0_MBOX0_INFO_SH) +#define __LPU0_HOSTFN0_MBOX0_CMD_STATUS 0x00000001 +#define LPU1_HOSTFN0_MBOX0_CMD_STAT 0x0001900c +#define __LPU1_HOSTFN0_MBOX0_INFO_MK 0xfffffffe +#define __LPU1_HOSTFN0_MBOX0_INFO_SH 1 +#define __LPU1_HOSTFN0_MBOX0_INFO(_v) ((_v) << __LPU1_HOSTFN0_MBOX0_INFO_SH) +#define __LPU1_HOSTFN0_MBOX0_CMD_STATUS 0x00000001 +#define HOSTFN1_LPU0_MBOX0_CMD_STAT 0x00019010 +#define __HOSTFN1_LPU0_MBOX0_INFO_MK 0xfffffffe +#define __HOSTFN1_LPU0_MBOX0_INFO_SH 1 +#define __HOSTFN1_LPU0_MBOX0_INFO(_v) ((_v) << __HOSTFN1_LPU0_MBOX0_INFO_SH) +#define __HOSTFN1_LPU0_MBOX0_CMD_STATUS 0x00000001 +#define HOSTFN1_LPU1_MBOX0_CMD_STAT 0x00019014 +#define __HOSTFN1_LPU1_MBOX0_INFO_MK 0xfffffffe +#define __HOSTFN1_LPU1_MBOX0_INFO_SH 1 +#define __HOSTFN1_LPU1_MBOX0_INFO(_v) ((_v) << __HOSTFN1_LPU1_MBOX0_INFO_SH) +#define __HOSTFN1_LPU1_MBOX0_CMD_STATUS 0x00000001 +#define LPU0_HOSTFN1_MBOX0_CMD_STAT 0x00019018 +#define __LPU0_HOSTFN1_MBOX0_INFO_MK 0xfffffffe +#define __LPU0_HOSTFN1_MBOX0_INFO_SH 1 +#define __LPU0_HOSTFN1_MBOX0_INFO(_v) ((_v) << __LPU0_HOSTFN1_MBOX0_INFO_SH) +#define __LPU0_HOSTFN1_MBOX0_CMD_STATUS 0x00000001 +#define LPU1_HOSTFN1_MBOX0_CMD_STAT 0x0001901c +#define __LPU1_HOSTFN1_MBOX0_INFO_MK 0xfffffffe +#define __LPU1_HOSTFN1_MBOX0_INFO_SH 1 +#define __LPU1_HOSTFN1_MBOX0_INFO(_v) ((_v) << __LPU1_HOSTFN1_MBOX0_INFO_SH) +#define __LPU1_HOSTFN1_MBOX0_CMD_STATUS 0x00000001 +#define HOSTFN2_LPU0_MBOX0_CMD_STAT 0x00019150 +#define __HOSTFN2_LPU0_MBOX0_INFO_MK 0xfffffffe +#define __HOSTFN2_LPU0_MBOX0_INFO_SH 1 +#define __HOSTFN2_LPU0_MBOX0_INFO(_v) ((_v) << __HOSTFN2_LPU0_MBOX0_INFO_SH) +#define __HOSTFN2_LPU0_MBOX0_CMD_STATUS 0x00000001 +#define HOSTFN2_LPU1_MBOX0_CMD_STAT 0x00019154 +#define __HOSTFN2_LPU1_MBOX0_INFO_MK 0xfffffffe +#define __HOSTFN2_LPU1_MBOX0_INFO_SH 1 +#define __HOSTFN2_LPU1_MBOX0_INFO(_v) ((_v) << __HOSTFN2_LPU1_MBOX0_INFO_SH) +#define __HOSTFN2_LPU1_MBOX0BOX0_CMD_STATUS 0x00000001 +#define LPU0_HOSTFN2_MBOX0_CMD_STAT 0x00019158 +#define __LPU0_HOSTFN2_MBOX0_INFO_MK 0xfffffffe +#define __LPU0_HOSTFN2_MBOX0_INFO_SH 1 +#define __LPU0_HOSTFN2_MBOX0_INFO(_v) ((_v) << __LPU0_HOSTFN2_MBOX0_INFO_SH) +#define __LPU0_HOSTFN2_MBOX0_CMD_STATUS 0x00000001 +#define LPU1_HOSTFN2_MBOX0_CMD_STAT 0x0001915c +#define __LPU1_HOSTFN2_MBOX0_INFO_MK 0xfffffffe +#define __LPU1_HOSTFN2_MBOX0_INFO_SH 1 +#define __LPU1_HOSTFN2_MBOX0_INFO(_v) ((_v) << __LPU1_HOSTFN2_MBOX0_INFO_SH) +#define __LPU1_HOSTFN2_MBOX0_CMD_STATUS 0x00000001 +#define HOSTFN3_LPU0_MBOX0_CMD_STAT 0x00019160 +#define __HOSTFN3_LPU0_MBOX0_INFO_MK 0xfffffffe +#define __HOSTFN3_LPU0_MBOX0_INFO_SH 1 +#define __HOSTFN3_LPU0_MBOX0_INFO(_v) ((_v) << __HOSTFN3_LPU0_MBOX0_INFO_SH) +#define __HOSTFN3_LPU0_MBOX0_CMD_STATUS 0x00000001 +#define HOSTFN3_LPU1_MBOX0_CMD_STAT 0x00019164 +#define __HOSTFN3_LPU1_MBOX0_INFO_MK 0xfffffffe +#define __HOSTFN3_LPU1_MBOX0_INFO_SH 1 +#define __HOSTFN3_LPU1_MBOX0_INFO(_v) ((_v) << __HOSTFN3_LPU1_MBOX0_INFO_SH) +#define __HOSTFN3_LPU1_MBOX0_CMD_STATUS 0x00000001 +#define LPU0_HOSTFN3_MBOX0_CMD_STAT 0x00019168 +#define __LPU0_HOSTFN3_MBOX0_INFO_MK 0xfffffffe +#define __LPU0_HOSTFN3_MBOX0_INFO_SH 1 +#define __LPU0_HOSTFN3_MBOX0_INFO(_v) ((_v) << __LPU0_HOSTFN3_MBOX0_INFO_SH) +#define __LPU0_HOSTFN3_MBOX0_CMD_STATUS 0x00000001 +#define LPU1_HOSTFN3_MBOX0_CMD_STAT 0x0001916c +#define __LPU1_HOSTFN3_MBOX0_INFO_MK 0xfffffffe +#define __LPU1_HOSTFN3_MBOX0_INFO_SH 1 +#define __LPU1_HOSTFN3_MBOX0_INFO(_v) ((_v) << __LPU1_HOSTFN3_MBOX0_INFO_SH) +#define __LPU1_HOSTFN3_MBOX0_CMD_STATUS 0x00000001 +#define FW_INIT_HALT_P0 0x000191ac +#define __FW_INIT_HALT_P 0x00000001 +#define FW_INIT_HALT_P1 0x000191bc +#define CPE_PI_PTR_Q0 0x00038000 +#define __CPE_PI_UNUSED_MK 0xffff0000 +#define __CPE_PI_UNUSED_SH 16 +#define __CPE_PI_UNUSED(_v) ((_v) << __CPE_PI_UNUSED_SH) +#define __CPE_PI_PTR 0x0000ffff +#define CPE_PI_PTR_Q1 0x00038040 +#define CPE_CI_PTR_Q0 0x00038004 +#define __CPE_CI_UNUSED_MK 0xffff0000 +#define __CPE_CI_UNUSED_SH 16 +#define __CPE_CI_UNUSED(_v) ((_v) << __CPE_CI_UNUSED_SH) +#define __CPE_CI_PTR 0x0000ffff +#define CPE_CI_PTR_Q1 0x00038044 +#define CPE_DEPTH_Q0 0x00038008 +#define __CPE_DEPTH_UNUSED_MK 0xf8000000 +#define __CPE_DEPTH_UNUSED_SH 27 +#define __CPE_DEPTH_UNUSED(_v) ((_v) << __CPE_DEPTH_UNUSED_SH) +#define __CPE_MSIX_VEC_INDEX_MK 0x07ff0000 +#define __CPE_MSIX_VEC_INDEX_SH 16 +#define __CPE_MSIX_VEC_INDEX(_v) ((_v) << __CPE_MSIX_VEC_INDEX_SH) +#define __CPE_DEPTH 0x0000ffff +#define CPE_DEPTH_Q1 0x00038048 +#define CPE_QCTRL_Q0 0x0003800c +#define __CPE_CTRL_UNUSED30_MK 0xfc000000 +#define __CPE_CTRL_UNUSED30_SH 26 +#define __CPE_CTRL_UNUSED30(_v) ((_v) << __CPE_CTRL_UNUSED30_SH) +#define __CPE_FUNC_INT_CTRL_MK 0x03000000 +#define __CPE_FUNC_INT_CTRL_SH 24 +#define __CPE_FUNC_INT_CTRL(_v) ((_v) << __CPE_FUNC_INT_CTRL_SH) +enum { + __CPE_FUNC_INT_CTRL_DISABLE = 0x0, + __CPE_FUNC_INT_CTRL_F2NF = 0x1, + __CPE_FUNC_INT_CTRL_3QUART = 0x2, + __CPE_FUNC_INT_CTRL_HALF = 0x3, +}; +#define __CPE_CTRL_UNUSED20_MK 0x00f00000 +#define __CPE_CTRL_UNUSED20_SH 20 +#define __CPE_CTRL_UNUSED20(_v) ((_v) << __CPE_CTRL_UNUSED20_SH) +#define __CPE_SCI_TH_MK 0x000f0000 +#define __CPE_SCI_TH_SH 16 +#define __CPE_SCI_TH(_v) ((_v) << __CPE_SCI_TH_SH) +#define __CPE_CTRL_UNUSED10_MK 0x0000c000 +#define __CPE_CTRL_UNUSED10_SH 14 +#define __CPE_CTRL_UNUSED10(_v) ((_v) << __CPE_CTRL_UNUSED10_SH) +#define __CPE_ACK_PENDING 0x00002000 +#define __CPE_CTRL_UNUSED40_MK 0x00001c00 +#define __CPE_CTRL_UNUSED40_SH 10 +#define __CPE_CTRL_UNUSED40(_v) ((_v) << __CPE_CTRL_UNUSED40_SH) +#define __CPE_PCIEID_MK 0x00000300 +#define __CPE_PCIEID_SH 8 +#define __CPE_PCIEID(_v) ((_v) << __CPE_PCIEID_SH) +#define __CPE_CTRL_UNUSED00_MK 0x000000fe +#define __CPE_CTRL_UNUSED00_SH 1 +#define __CPE_CTRL_UNUSED00(_v) ((_v) << __CPE_CTRL_UNUSED00_SH) +#define __CPE_ESIZE 0x00000001 +#define CPE_QCTRL_Q1 0x0003804c +#define __CPE_CTRL_UNUSED31_MK 0xfc000000 +#define __CPE_CTRL_UNUSED31_SH 26 +#define __CPE_CTRL_UNUSED31(_v) ((_v) << __CPE_CTRL_UNUSED31_SH) +#define __CPE_CTRL_UNUSED21_MK 0x00f00000 +#define __CPE_CTRL_UNUSED21_SH 20 +#define __CPE_CTRL_UNUSED21(_v) ((_v) << __CPE_CTRL_UNUSED21_SH) +#define __CPE_CTRL_UNUSED11_MK 0x0000c000 +#define __CPE_CTRL_UNUSED11_SH 14 +#define __CPE_CTRL_UNUSED11(_v) ((_v) << __CPE_CTRL_UNUSED11_SH) +#define __CPE_CTRL_UNUSED41_MK 0x00001c00 +#define __CPE_CTRL_UNUSED41_SH 10 +#define __CPE_CTRL_UNUSED41(_v) ((_v) << __CPE_CTRL_UNUSED41_SH) +#define __CPE_CTRL_UNUSED01_MK 0x000000fe +#define __CPE_CTRL_UNUSED01_SH 1 +#define __CPE_CTRL_UNUSED01(_v) ((_v) << __CPE_CTRL_UNUSED01_SH) +#define RME_PI_PTR_Q0 0x00038020 +#define __LATENCY_TIME_STAMP_MK 0xffff0000 +#define __LATENCY_TIME_STAMP_SH 16 +#define __LATENCY_TIME_STAMP(_v) ((_v) << __LATENCY_TIME_STAMP_SH) +#define __RME_PI_PTR 0x0000ffff +#define RME_PI_PTR_Q1 0x00038060 +#define RME_CI_PTR_Q0 0x00038024 +#define __DELAY_TIME_STAMP_MK 0xffff0000 +#define __DELAY_TIME_STAMP_SH 16 +#define __DELAY_TIME_STAMP(_v) ((_v) << __DELAY_TIME_STAMP_SH) +#define __RME_CI_PTR 0x0000ffff +#define RME_CI_PTR_Q1 0x00038064 +#define RME_DEPTH_Q0 0x00038028 +#define __RME_DEPTH_UNUSED_MK 0xf8000000 +#define __RME_DEPTH_UNUSED_SH 27 +#define __RME_DEPTH_UNUSED(_v) ((_v) << __RME_DEPTH_UNUSED_SH) +#define __RME_MSIX_VEC_INDEX_MK 0x07ff0000 +#define __RME_MSIX_VEC_INDEX_SH 16 +#define __RME_MSIX_VEC_INDEX(_v) ((_v) << __RME_MSIX_VEC_INDEX_SH) +#define __RME_DEPTH 0x0000ffff +#define RME_DEPTH_Q1 0x00038068 +#define RME_QCTRL_Q0 0x0003802c +#define __RME_INT_LATENCY_TIMER_MK 0xff000000 +#define __RME_INT_LATENCY_TIMER_SH 24 +#define __RME_INT_LATENCY_TIMER(_v) ((_v) << __RME_INT_LATENCY_TIMER_SH) +#define __RME_INT_DELAY_TIMER_MK 0x00ff0000 +#define __RME_INT_DELAY_TIMER_SH 16 +#define __RME_INT_DELAY_TIMER(_v) ((_v) << __RME_INT_DELAY_TIMER_SH) +#define __RME_INT_DELAY_DISABLE 0x00008000 +#define __RME_DLY_DELAY_DISABLE 0x00004000 +#define __RME_ACK_PENDING 0x00002000 +#define __RME_FULL_INTERRUPT_DISABLE 0x00001000 +#define __RME_CTRL_UNUSED10_MK 0x00000c00 +#define __RME_CTRL_UNUSED10_SH 10 +#define __RME_CTRL_UNUSED10(_v) ((_v) << __RME_CTRL_UNUSED10_SH) +#define __RME_PCIEID_MK 0x00000300 +#define __RME_PCIEID_SH 8 +#define __RME_PCIEID(_v) ((_v) << __RME_PCIEID_SH) +#define __RME_CTRL_UNUSED00_MK 0x000000fe +#define __RME_CTRL_UNUSED00_SH 1 +#define __RME_CTRL_UNUSED00(_v) ((_v) << __RME_CTRL_UNUSED00_SH) +#define __RME_ESIZE 0x00000001 +#define RME_QCTRL_Q1 0x0003806c +#define __RME_CTRL_UNUSED11_MK 0x00000c00 +#define __RME_CTRL_UNUSED11_SH 10 +#define __RME_CTRL_UNUSED11(_v) ((_v) << __RME_CTRL_UNUSED11_SH) +#define __RME_CTRL_UNUSED01_MK 0x000000fe +#define __RME_CTRL_UNUSED01_SH 1 +#define __RME_CTRL_UNUSED01(_v) ((_v) << __RME_CTRL_UNUSED01_SH) +#define PSS_CTL_REG 0x00018800 +#define __PSS_I2C_CLK_DIV_MK 0x007f0000 +#define __PSS_I2C_CLK_DIV_SH 16 +#define __PSS_I2C_CLK_DIV(_v) ((_v) << __PSS_I2C_CLK_DIV_SH) +#define __PSS_LMEM_INIT_DONE 0x00001000 +#define __PSS_LMEM_RESET 0x00000200 +#define __PSS_LMEM_INIT_EN 0x00000100 +#define __PSS_LPU1_RESET 0x00000002 +#define __PSS_LPU0_RESET 0x00000001 +#define PSS_ERR_STATUS_REG 0x00018810 +#define __PSS_LPU1_TCM_READ_ERR 0x00200000 +#define __PSS_LPU0_TCM_READ_ERR 0x00100000 +#define __PSS_LMEM5_CORR_ERR 0x00080000 +#define __PSS_LMEM4_CORR_ERR 0x00040000 +#define __PSS_LMEM3_CORR_ERR 0x00020000 +#define __PSS_LMEM2_CORR_ERR 0x00010000 +#define __PSS_LMEM1_CORR_ERR 0x00008000 +#define __PSS_LMEM0_CORR_ERR 0x00004000 +#define __PSS_LMEM5_UNCORR_ERR 0x00002000 +#define __PSS_LMEM4_UNCORR_ERR 0x00001000 +#define __PSS_LMEM3_UNCORR_ERR 0x00000800 +#define __PSS_LMEM2_UNCORR_ERR 0x00000400 +#define __PSS_LMEM1_UNCORR_ERR 0x00000200 +#define __PSS_LMEM0_UNCORR_ERR 0x00000100 +#define __PSS_BAL_PERR 0x00000080 +#define __PSS_DIP_IF_ERR 0x00000040 +#define __PSS_IOH_IF_ERR 0x00000020 +#define __PSS_TDS_IF_ERR 0x00000010 +#define __PSS_RDS_IF_ERR 0x00000008 +#define __PSS_SGM_IF_ERR 0x00000004 +#define __PSS_LPU1_RAM_ERR 0x00000002 +#define __PSS_LPU0_RAM_ERR 0x00000001 +#define ERR_SET_REG 0x00018818 +#define __PSS_ERR_STATUS_SET 0x003fffff +#define PMM_1T_RESET_REG_P0 0x0002381c +#define __PMM_1T_RESET_P 0x00000001 +#define PMM_1T_RESET_REG_P1 0x00023c1c +#define HQM_QSET0_RXQ_DRBL_P0 0x00038000 +#define __RXQ0_ADD_VECTORS_P 0x80000000 +#define __RXQ0_STOP_P 0x40000000 +#define __RXQ0_PRD_PTR_P 0x0000ffff +#define HQM_QSET1_RXQ_DRBL_P0 0x00038080 +#define __RXQ1_ADD_VECTORS_P 0x80000000 +#define __RXQ1_STOP_P 0x40000000 +#define __RXQ1_PRD_PTR_P 0x0000ffff +#define HQM_QSET0_RXQ_DRBL_P1 0x0003c000 +#define HQM_QSET1_RXQ_DRBL_P1 0x0003c080 +#define HQM_QSET0_TXQ_DRBL_P0 0x00038020 +#define __TXQ0_ADD_VECTORS_P 0x80000000 +#define __TXQ0_STOP_P 0x40000000 +#define __TXQ0_PRD_PTR_P 0x0000ffff +#define HQM_QSET1_TXQ_DRBL_P0 0x000380a0 +#define __TXQ1_ADD_VECTORS_P 0x80000000 +#define __TXQ1_STOP_P 0x40000000 +#define __TXQ1_PRD_PTR_P 0x0000ffff +#define HQM_QSET0_TXQ_DRBL_P1 0x0003c020 +#define HQM_QSET1_TXQ_DRBL_P1 0x0003c0a0 +#define HQM_QSET0_IB_DRBL_1_P0 0x00038040 +#define __IB1_0_ACK_P 0x80000000 +#define __IB1_0_DISABLE_P 0x40000000 +#define __IB1_0_COALESCING_CFG_P_MK 0x00ff0000 +#define __IB1_0_COALESCING_CFG_P_SH 16 +#define __IB1_0_COALESCING_CFG_P(_v) ((_v) << __IB1_0_COALESCING_CFG_P_SH) +#define __IB1_0_NUM_OF_ACKED_EVENTS_P 0x0000ffff +#define HQM_QSET1_IB_DRBL_1_P0 0x000380c0 +#define __IB1_1_ACK_P 0x80000000 +#define __IB1_1_DISABLE_P 0x40000000 +#define __IB1_1_COALESCING_CFG_P_MK 0x00ff0000 +#define __IB1_1_COALESCING_CFG_P_SH 16 +#define __IB1_1_COALESCING_CFG_P(_v) ((_v) << __IB1_1_COALESCING_CFG_P_SH) +#define __IB1_1_NUM_OF_ACKED_EVENTS_P 0x0000ffff +#define HQM_QSET0_IB_DRBL_1_P1 0x0003c040 +#define HQM_QSET1_IB_DRBL_1_P1 0x0003c0c0 +#define HQM_QSET0_IB_DRBL_2_P0 0x00038060 +#define __IB2_0_ACK_P 0x80000000 +#define __IB2_0_DISABLE_P 0x40000000 +#define __IB2_0_COALESCING_CFG_P_MK 0x00ff0000 +#define __IB2_0_COALESCING_CFG_P_SH 16 +#define __IB2_0_COALESCING_CFG_P(_v) ((_v) << __IB2_0_COALESCING_CFG_P_SH) +#define __IB2_0_NUM_OF_ACKED_EVENTS_P 0x0000ffff +#define HQM_QSET1_IB_DRBL_2_P0 0x000380e0 +#define __IB2_1_ACK_P 0x80000000 +#define __IB2_1_DISABLE_P 0x40000000 +#define __IB2_1_COALESCING_CFG_P_MK 0x00ff0000 +#define __IB2_1_COALESCING_CFG_P_SH 16 +#define __IB2_1_COALESCING_CFG_P(_v) ((_v) << __IB2_1_COALESCING_CFG_P_SH) +#define __IB2_1_NUM_OF_ACKED_EVENTS_P 0x0000ffff +#define HQM_QSET0_IB_DRBL_2_P1 0x0003c060 +#define HQM_QSET1_IB_DRBL_2_P1 0x0003c0e0 + + +/* + * These definitions are either in error/missing in spec. Its auto-generated + * from hard coded values in regparse.pl. + */ +#define __EMPHPOST_AT_4G_MK_FIX 0x0000001c +#define __EMPHPOST_AT_4G_SH_FIX 0x00000002 +#define __EMPHPRE_AT_4G_FIX 0x00000003 +#define __SFP_TXRATE_EN_FIX 0x00000100 +#define __SFP_RXRATE_EN_FIX 0x00000080 + + +/* + * These register definitions are auto-generated from hard coded values + * in regparse.pl. + */ + + +/* + * These register mapping definitions are auto-generated from mapping tables + * in regparse.pl. + */ +#define BFA_IOC0_HBEAT_REG HOST_SEM0_INFO_REG +#define BFA_IOC0_STATE_REG HOST_SEM1_INFO_REG +#define BFA_IOC1_HBEAT_REG HOST_SEM2_INFO_REG +#define BFA_IOC1_STATE_REG HOST_SEM3_INFO_REG +#define BFA_FW_USE_COUNT HOST_SEM4_INFO_REG + +#define CPE_DEPTH_Q(__n) \ + (CPE_DEPTH_Q0 + (__n) * (CPE_DEPTH_Q1 - CPE_DEPTH_Q0)) +#define CPE_QCTRL_Q(__n) \ + (CPE_QCTRL_Q0 + (__n) * (CPE_QCTRL_Q1 - CPE_QCTRL_Q0)) +#define CPE_PI_PTR_Q(__n) \ + (CPE_PI_PTR_Q0 + (__n) * (CPE_PI_PTR_Q1 - CPE_PI_PTR_Q0)) +#define CPE_CI_PTR_Q(__n) \ + (CPE_CI_PTR_Q0 + (__n) * (CPE_CI_PTR_Q1 - CPE_CI_PTR_Q0)) +#define RME_DEPTH_Q(__n) \ + (RME_DEPTH_Q0 + (__n) * (RME_DEPTH_Q1 - RME_DEPTH_Q0)) +#define RME_QCTRL_Q(__n) \ + (RME_QCTRL_Q0 + (__n) * (RME_QCTRL_Q1 - RME_QCTRL_Q0)) +#define RME_PI_PTR_Q(__n) \ + (RME_PI_PTR_Q0 + (__n) * (RME_PI_PTR_Q1 - RME_PI_PTR_Q0)) +#define RME_CI_PTR_Q(__n) \ + (RME_CI_PTR_Q0 + (__n) * (RME_CI_PTR_Q1 - RME_CI_PTR_Q0)) +#define HQM_QSET_RXQ_DRBL_P0(__n) (HQM_QSET0_RXQ_DRBL_P0 + (__n) \ + * (HQM_QSET1_RXQ_DRBL_P0 - HQM_QSET0_RXQ_DRBL_P0)) +#define HQM_QSET_TXQ_DRBL_P0(__n) (HQM_QSET0_TXQ_DRBL_P0 + (__n) \ + * (HQM_QSET1_TXQ_DRBL_P0 - HQM_QSET0_TXQ_DRBL_P0)) +#define HQM_QSET_IB_DRBL_1_P0(__n) (HQM_QSET0_IB_DRBL_1_P0 + (__n) \ + * (HQM_QSET1_IB_DRBL_1_P0 - HQM_QSET0_IB_DRBL_1_P0)) +#define HQM_QSET_IB_DRBL_2_P0(__n) (HQM_QSET0_IB_DRBL_2_P0 + (__n) \ + * (HQM_QSET1_IB_DRBL_2_P0 - HQM_QSET0_IB_DRBL_2_P0)) +#define HQM_QSET_RXQ_DRBL_P1(__n) (HQM_QSET0_RXQ_DRBL_P1 + (__n) \ + * (HQM_QSET1_RXQ_DRBL_P1 - HQM_QSET0_RXQ_DRBL_P1)) +#define HQM_QSET_TXQ_DRBL_P1(__n) (HQM_QSET0_TXQ_DRBL_P1 + (__n) \ + * (HQM_QSET1_TXQ_DRBL_P1 - HQM_QSET0_TXQ_DRBL_P1)) +#define HQM_QSET_IB_DRBL_1_P1(__n) (HQM_QSET0_IB_DRBL_1_P1 + (__n) \ + * (HQM_QSET1_IB_DRBL_1_P1 - HQM_QSET0_IB_DRBL_1_P1)) +#define HQM_QSET_IB_DRBL_2_P1(__n) (HQM_QSET0_IB_DRBL_2_P1 + (__n) \ + * (HQM_QSET1_IB_DRBL_2_P1 - HQM_QSET0_IB_DRBL_2_P1)) + +#define CPE_Q_NUM(__fn, __q) (((__fn) << 2) + (__q)) +#define RME_Q_NUM(__fn, __q) (((__fn) << 2) + (__q)) +#define CPE_Q_MASK(__q) ((__q) & 0x3) +#define RME_Q_MASK(__q) ((__q) & 0x3) + + +/* + * PCI MSI-X vector defines + */ +enum { + BFA_MSIX_CPE_Q0 = 0, + BFA_MSIX_CPE_Q1 = 1, + BFA_MSIX_CPE_Q2 = 2, + BFA_MSIX_CPE_Q3 = 3, + BFA_MSIX_RME_Q0 = 4, + BFA_MSIX_RME_Q1 = 5, + BFA_MSIX_RME_Q2 = 6, + BFA_MSIX_RME_Q3 = 7, + BFA_MSIX_LPU_ERR = 8, + BFA_MSIX_CT_MAX = 9, +}; + +/* + * And corresponding host interrupt status bit field defines + */ +#define __HFN_INT_CPE_Q0 0x00000001U +#define __HFN_INT_CPE_Q1 0x00000002U +#define __HFN_INT_CPE_Q2 0x00000004U +#define __HFN_INT_CPE_Q3 0x00000008U +#define __HFN_INT_CPE_Q4 0x00000010U +#define __HFN_INT_CPE_Q5 0x00000020U +#define __HFN_INT_CPE_Q6 0x00000040U +#define __HFN_INT_CPE_Q7 0x00000080U +#define __HFN_INT_RME_Q0 0x00000100U +#define __HFN_INT_RME_Q1 0x00000200U +#define __HFN_INT_RME_Q2 0x00000400U +#define __HFN_INT_RME_Q3 0x00000800U +#define __HFN_INT_RME_Q4 0x00001000U +#define __HFN_INT_RME_Q5 0x00002000U +#define __HFN_INT_RME_Q6 0x00004000U +#define __HFN_INT_RME_Q7 0x00008000U +#define __HFN_INT_ERR_EMC 0x00010000U +#define __HFN_INT_ERR_LPU0 0x00020000U +#define __HFN_INT_ERR_LPU1 0x00040000U +#define __HFN_INT_ERR_PSS 0x00080000U +#define __HFN_INT_MBOX_LPU0 0x00100000U +#define __HFN_INT_MBOX_LPU1 0x00200000U +#define __HFN_INT_MBOX1_LPU0 0x00400000U +#define __HFN_INT_MBOX1_LPU1 0x00800000U +#define __HFN_INT_LL_HALT 0x01000000U +#define __HFN_INT_CPE_MASK 0x000000ffU +#define __HFN_INT_RME_MASK 0x0000ff00U + + +/* + * catapult memory map. + */ +#define LL_PGN_HQM0 0x0096 +#define LL_PGN_HQM1 0x0097 +#define PSS_SMEM_PAGE_START 0x8000 +#define PSS_SMEM_PGNUM(_pg0, _ma) ((_pg0) + ((_ma) >> 15)) +#define PSS_SMEM_PGOFF(_ma) ((_ma) & 0x7fff) + +/* + * End of catapult memory map + */ + + +#endif /* __BFI_CTREG_H__ */ diff --git a/drivers/scsi/bfa/bfi_ms.h b/drivers/scsi/bfa/bfi_ms.h new file mode 100644 index 00000000000..69ac85f9e93 --- /dev/null +++ b/drivers/scsi/bfa/bfi_ms.h @@ -0,0 +1,765 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFI_MS_H__ +#define __BFI_MS_H__ + +#include "bfi.h" +#include "bfa_fc.h" +#include "bfa_defs_svc.h" + +#pragma pack(1) + +enum bfi_iocfc_h2i_msgs { + BFI_IOCFC_H2I_CFG_REQ = 1, + BFI_IOCFC_H2I_SET_INTR_REQ = 2, + BFI_IOCFC_H2I_UPDATEQ_REQ = 3, +}; + +enum bfi_iocfc_i2h_msgs { + BFI_IOCFC_I2H_CFG_REPLY = BFA_I2HM(1), + BFI_IOCFC_I2H_UPDATEQ_RSP = BFA_I2HM(3), +}; + +struct bfi_iocfc_cfg_s { + u8 num_cqs; /* Number of CQs to be used */ + u8 sense_buf_len; /* SCSI sense length */ + u16 rsvd_1; + u32 endian_sig; /* endian signature of host */ + + /** + * Request and response circular queue base addresses, size and + * shadow index pointers. + */ + union bfi_addr_u req_cq_ba[BFI_IOC_MAX_CQS]; + union bfi_addr_u req_shadow_ci[BFI_IOC_MAX_CQS]; + u16 req_cq_elems[BFI_IOC_MAX_CQS]; + union bfi_addr_u rsp_cq_ba[BFI_IOC_MAX_CQS]; + union bfi_addr_u rsp_shadow_pi[BFI_IOC_MAX_CQS]; + u16 rsp_cq_elems[BFI_IOC_MAX_CQS]; + + union bfi_addr_u stats_addr; /* DMA-able address for stats */ + union bfi_addr_u cfgrsp_addr; /* config response dma address */ + union bfi_addr_u ioim_snsbase; /* IO sense buffer base address */ + struct bfa_iocfc_intr_attr_s intr_attr; /* IOC interrupt attributes */ +}; + +/** + * Boot target wwn information for this port. This contains either the stored + * or discovered boot target port wwns for the port. + */ +struct bfi_iocfc_bootwwns { + wwn_t wwn[BFA_BOOT_BOOTLUN_MAX]; + u8 nwwns; + u8 rsvd[7]; +}; + +struct bfi_iocfc_cfgrsp_s { + struct bfa_iocfc_fwcfg_s fwcfg; + struct bfa_iocfc_intr_attr_s intr_attr; + struct bfi_iocfc_bootwwns bootwwns; + struct bfi_pbc_s pbc_cfg; +}; + +/** + * BFI_IOCFC_H2I_CFG_REQ message + */ +struct bfi_iocfc_cfg_req_s { + struct bfi_mhdr_s mh; + union bfi_addr_u ioc_cfg_dma_addr; +}; + + +/** + * BFI_IOCFC_I2H_CFG_REPLY message + */ +struct bfi_iocfc_cfg_reply_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u8 cfg_success; /* cfg reply status */ + u8 lpu_bm; /* LPUs assigned for this IOC */ + u8 rsvd[2]; +}; + + +/** + * BFI_IOCFC_H2I_SET_INTR_REQ message + */ +struct bfi_iocfc_set_intr_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 coalesce; /* enable intr coalescing */ + u8 rsvd[3]; + u16 delay; /* delay timer 0..1125us */ + u16 latency; /* latency timer 0..225us */ +}; + + +/** + * BFI_IOCFC_H2I_UPDATEQ_REQ message + */ +struct bfi_iocfc_updateq_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + u32 reqq_ba; /* reqq base addr */ + u32 rspq_ba; /* rspq base addr */ + u32 reqq_sci; /* reqq shadow ci */ + u32 rspq_spi; /* rspq shadow pi */ +}; + + +/** + * BFI_IOCFC_I2H_UPDATEQ_RSP message + */ +struct bfi_iocfc_updateq_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 status; /* updateq status */ + u8 rsvd[3]; +}; + + +/** + * H2I Messages + */ +union bfi_iocfc_h2i_msg_u { + struct bfi_mhdr_s mh; + struct bfi_iocfc_cfg_req_s cfg_req; + struct bfi_iocfc_updateq_req_s updateq_req; + u32 mboxmsg[BFI_IOC_MSGSZ]; +}; + + +/** + * I2H Messages + */ +union bfi_iocfc_i2h_msg_u { + struct bfi_mhdr_s mh; + struct bfi_iocfc_cfg_reply_s cfg_reply; + struct bfi_iocfc_updateq_rsp_s updateq_rsp; + u32 mboxmsg[BFI_IOC_MSGSZ]; +}; + + +enum bfi_fcport_h2i { + BFI_FCPORT_H2I_ENABLE_REQ = (1), + BFI_FCPORT_H2I_DISABLE_REQ = (2), + BFI_FCPORT_H2I_SET_SVC_PARAMS_REQ = (3), + BFI_FCPORT_H2I_STATS_GET_REQ = (4), + BFI_FCPORT_H2I_STATS_CLEAR_REQ = (5), +}; + + +enum bfi_fcport_i2h { + BFI_FCPORT_I2H_ENABLE_RSP = BFA_I2HM(1), + BFI_FCPORT_I2H_DISABLE_RSP = BFA_I2HM(2), + BFI_FCPORT_I2H_SET_SVC_PARAMS_RSP = BFA_I2HM(3), + BFI_FCPORT_I2H_STATS_GET_RSP = BFA_I2HM(4), + BFI_FCPORT_I2H_STATS_CLEAR_RSP = BFA_I2HM(5), + BFI_FCPORT_I2H_EVENT = BFA_I2HM(6), + BFI_FCPORT_I2H_TRUNK_SCN = BFA_I2HM(7), + BFI_FCPORT_I2H_ENABLE_AEN = BFA_I2HM(8), + BFI_FCPORT_I2H_DISABLE_AEN = BFA_I2HM(9), +}; + + +/** + * Generic REQ type + */ +struct bfi_fcport_req_s { + struct bfi_mhdr_s mh; /* msg header */ + u32 msgtag; /* msgtag for reply */ +}; + +/** + * Generic RSP type + */ +struct bfi_fcport_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 status; /* port enable status */ + u8 rsvd[3]; + u32 msgtag; /* msgtag for reply */ +}; + +/** + * BFI_FCPORT_H2I_ENABLE_REQ + */ +struct bfi_fcport_enable_req_s { + struct bfi_mhdr_s mh; /* msg header */ + u32 rsvd1; + wwn_t nwwn; /* node wwn of physical port */ + wwn_t pwwn; /* port wwn of physical port */ + struct bfa_port_cfg_s port_cfg; /* port configuration */ + union bfi_addr_u stats_dma_addr; /* DMA address for stats */ + u32 msgtag; /* msgtag for reply */ + u32 rsvd2; +}; + +/** + * BFI_FCPORT_H2I_SET_SVC_PARAMS_REQ + */ +struct bfi_fcport_set_svc_params_req_s { + struct bfi_mhdr_s mh; /* msg header */ + u16 tx_bbcredit; /* Tx credits */ + u16 rsvd; +}; + +/** + * BFI_FCPORT_I2H_EVENT + */ +struct bfi_fcport_event_s { + struct bfi_mhdr_s mh; /* common msg header */ + struct bfa_port_link_s link_state; +}; + +/** + * BFI_FCPORT_I2H_TRUNK_SCN + */ +struct bfi_fcport_trunk_link_s { + wwn_t trunk_wwn; + u8 fctl; /* bfa_trunk_link_fctl_t */ + u8 state; /* bfa_trunk_link_state_t */ + u8 speed; /* bfa_port_speed_t */ + u8 rsvd; + u32 deskew; +}; + +#define BFI_FCPORT_MAX_LINKS 2 +struct bfi_fcport_trunk_scn_s { + struct bfi_mhdr_s mh; + u8 trunk_state; /* bfa_trunk_state_t */ + u8 trunk_speed; /* bfa_port_speed_t */ + u8 rsvd_a[2]; + struct bfi_fcport_trunk_link_s tlink[BFI_FCPORT_MAX_LINKS]; +}; + +/** + * fcport H2I message + */ +union bfi_fcport_h2i_msg_u { + struct bfi_mhdr_s *mhdr; + struct bfi_fcport_enable_req_s *penable; + struct bfi_fcport_req_s *pdisable; + struct bfi_fcport_set_svc_params_req_s *psetsvcparams; + struct bfi_fcport_req_s *pstatsget; + struct bfi_fcport_req_s *pstatsclear; +}; + +/** + * fcport I2H message + */ +union bfi_fcport_i2h_msg_u { + struct bfi_msg_s *msg; + struct bfi_fcport_rsp_s *penable_rsp; + struct bfi_fcport_rsp_s *pdisable_rsp; + struct bfi_fcport_rsp_s *psetsvcparams_rsp; + struct bfi_fcport_rsp_s *pstatsget_rsp; + struct bfi_fcport_rsp_s *pstatsclear_rsp; + struct bfi_fcport_event_s *event; + struct bfi_fcport_trunk_scn_s *trunk_scn; +}; + +enum bfi_fcxp_h2i { + BFI_FCXP_H2I_SEND_REQ = 1, +}; + +enum bfi_fcxp_i2h { + BFI_FCXP_I2H_SEND_RSP = BFA_I2HM(1), +}; + +#define BFA_FCXP_MAX_SGES 2 + +/** + * FCXP send request structure + */ +struct bfi_fcxp_send_req_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u16 fcxp_tag; /* driver request tag */ + u16 max_frmsz; /* max send frame size */ + u16 vf_id; /* vsan tag if applicable */ + u16 rport_fw_hndl; /* FW Handle for the remote port */ + u8 class; /* FC class used for req/rsp */ + u8 rsp_timeout; /* timeout in secs, 0-no response */ + u8 cts; /* continue sequence */ + u8 lp_tag; /* lport tag */ + struct fchs_s fchs; /* request FC header structure */ + u32 req_len; /* request payload length */ + u32 rsp_maxlen; /* max response length expected */ + struct bfi_sge_s req_sge[BFA_FCXP_MAX_SGES]; /* request buf */ + struct bfi_sge_s rsp_sge[BFA_FCXP_MAX_SGES]; /* response buf */ +}; + +/** + * FCXP send response structure + */ +struct bfi_fcxp_send_rsp_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u16 fcxp_tag; /* send request tag */ + u8 req_status; /* request status */ + u8 rsvd; + u32 rsp_len; /* actual response length */ + u32 residue_len; /* residual response length */ + struct fchs_s fchs; /* response FC header structure */ +}; + +enum bfi_uf_h2i { + BFI_UF_H2I_BUF_POST = 1, +}; + +enum bfi_uf_i2h { + BFI_UF_I2H_FRM_RCVD = BFA_I2HM(1), +}; + +#define BFA_UF_MAX_SGES 2 + +struct bfi_uf_buf_post_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u16 buf_tag; /* buffer tag */ + u16 buf_len; /* total buffer length */ + struct bfi_sge_s sge[BFA_UF_MAX_SGES]; /* buffer DMA SGEs */ +}; + +struct bfi_uf_frm_rcvd_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u16 buf_tag; /* buffer tag */ + u16 rsvd; + u16 frm_len; /* received frame length */ + u16 xfr_len; /* tranferred length */ +}; + +enum bfi_lps_h2i_msgs { + BFI_LPS_H2I_LOGIN_REQ = 1, + BFI_LPS_H2I_LOGOUT_REQ = 2, +}; + +enum bfi_lps_i2h_msgs { + BFI_LPS_H2I_LOGIN_RSP = BFA_I2HM(1), + BFI_LPS_H2I_LOGOUT_RSP = BFA_I2HM(2), + BFI_LPS_H2I_CVL_EVENT = BFA_I2HM(3), +}; + +struct bfi_lps_login_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 lp_tag; + u8 alpa; + u16 pdu_size; + wwn_t pwwn; + wwn_t nwwn; + u8 fdisc; + u8 auth_en; + u8 rsvd[2]; +}; + +struct bfi_lps_login_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 lp_tag; + u8 status; + u8 lsrjt_rsn; + u8 lsrjt_expl; + wwn_t port_name; + wwn_t node_name; + u16 bb_credit; + u8 f_port; + u8 npiv_en; + u32 lp_pid:24; + u32 auth_req:8; + mac_t lp_mac; + mac_t fcf_mac; + u8 ext_status; + u8 brcd_switch; /* attached peer is brcd switch */ +}; + +struct bfi_lps_logout_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 lp_tag; + u8 rsvd[3]; + wwn_t port_name; +}; + +struct bfi_lps_logout_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 lp_tag; + u8 status; + u8 rsvd[2]; +}; + +struct bfi_lps_cvl_event_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 lp_tag; + u8 rsvd[3]; +}; + +union bfi_lps_h2i_msg_u { + struct bfi_mhdr_s *msg; + struct bfi_lps_login_req_s *login_req; + struct bfi_lps_logout_req_s *logout_req; +}; + +union bfi_lps_i2h_msg_u { + struct bfi_msg_s *msg; + struct bfi_lps_login_rsp_s *login_rsp; + struct bfi_lps_logout_rsp_s *logout_rsp; + struct bfi_lps_cvl_event_s *cvl_event; +}; + +enum bfi_rport_h2i_msgs { + BFI_RPORT_H2I_CREATE_REQ = 1, + BFI_RPORT_H2I_DELETE_REQ = 2, + BFI_RPORT_H2I_SET_SPEED_REQ = 3, +}; + +enum bfi_rport_i2h_msgs { + BFI_RPORT_I2H_CREATE_RSP = BFA_I2HM(1), + BFI_RPORT_I2H_DELETE_RSP = BFA_I2HM(2), + BFI_RPORT_I2H_QOS_SCN = BFA_I2HM(3), +}; + +struct bfi_rport_create_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 bfa_handle; /* host rport handle */ + u16 max_frmsz; /* max rcv pdu size */ + u32 pid:24, /* remote port ID */ + lp_tag:8; /* local port tag */ + u32 local_pid:24, /* local port ID */ + cisc:8; + u8 fc_class; /* supported FC classes */ + u8 vf_en; /* virtual fabric enable */ + u16 vf_id; /* virtual fabric ID */ +}; + +struct bfi_rport_create_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u8 status; /* rport creation status */ + u8 rsvd[3]; + u16 bfa_handle; /* host rport handle */ + u16 fw_handle; /* firmware rport handle */ + struct bfa_rport_qos_attr_s qos_attr; /* QoS Attributes */ +}; + +struct bfa_rport_speed_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 fw_handle; /* firmware rport handle */ + u8 speed; /* rport's speed via RPSC */ + u8 rsvd; +}; + +struct bfi_rport_delete_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 fw_handle; /* firmware rport handle */ + u16 rsvd; +}; + +struct bfi_rport_delete_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 bfa_handle; /* host rport handle */ + u8 status; /* rport deletion status */ + u8 rsvd; +}; + +struct bfi_rport_qos_scn_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 bfa_handle; /* host rport handle */ + u16 rsvd; + struct bfa_rport_qos_attr_s old_qos_attr; /* Old QoS Attributes */ + struct bfa_rport_qos_attr_s new_qos_attr; /* New QoS Attributes */ +}; + +union bfi_rport_h2i_msg_u { + struct bfi_msg_s *msg; + struct bfi_rport_create_req_s *create_req; + struct bfi_rport_delete_req_s *delete_req; + struct bfi_rport_speed_req_s *speed_req; +}; + +union bfi_rport_i2h_msg_u { + struct bfi_msg_s *msg; + struct bfi_rport_create_rsp_s *create_rsp; + struct bfi_rport_delete_rsp_s *delete_rsp; + struct bfi_rport_qos_scn_s *qos_scn_evt; +}; + +/* + * Initiator mode I-T nexus interface defines. + */ + +enum bfi_itnim_h2i { + BFI_ITNIM_H2I_CREATE_REQ = 1, /* i-t nexus creation */ + BFI_ITNIM_H2I_DELETE_REQ = 2, /* i-t nexus deletion */ +}; + +enum bfi_itnim_i2h { + BFI_ITNIM_I2H_CREATE_RSP = BFA_I2HM(1), + BFI_ITNIM_I2H_DELETE_RSP = BFA_I2HM(2), + BFI_ITNIM_I2H_SLER_EVENT = BFA_I2HM(3), +}; + +struct bfi_itnim_create_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 fw_handle; /* f/w handle for itnim */ + u8 class; /* FC class for IO */ + u8 seq_rec; /* sequence recovery support */ + u8 msg_no; /* seq id of the msg */ +}; + +struct bfi_itnim_create_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 bfa_handle; /* bfa handle for itnim */ + u8 status; /* fcp request status */ + u8 seq_id; /* seq id of the msg */ +}; + +struct bfi_itnim_delete_req_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 fw_handle; /* f/w itnim handle */ + u8 seq_id; /* seq id of the msg */ + u8 rsvd; +}; + +struct bfi_itnim_delete_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 bfa_handle; /* bfa handle for itnim */ + u8 status; /* fcp request status */ + u8 seq_id; /* seq id of the msg */ +}; + +struct bfi_itnim_sler_event_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 bfa_handle; /* bfa handle for itnim */ + u16 rsvd; +}; + +union bfi_itnim_h2i_msg_u { + struct bfi_itnim_create_req_s *create_req; + struct bfi_itnim_delete_req_s *delete_req; + struct bfi_msg_s *msg; +}; + +union bfi_itnim_i2h_msg_u { + struct bfi_itnim_create_rsp_s *create_rsp; + struct bfi_itnim_delete_rsp_s *delete_rsp; + struct bfi_itnim_sler_event_s *sler_event; + struct bfi_msg_s *msg; +}; + +/* + * Initiator mode IO interface defines. + */ + +enum bfi_ioim_h2i { + BFI_IOIM_H2I_IOABORT_REQ = 1, /* IO abort request */ + BFI_IOIM_H2I_IOCLEANUP_REQ = 2, /* IO cleanup request */ +}; + +enum bfi_ioim_i2h { + BFI_IOIM_I2H_IO_RSP = BFA_I2HM(1), /* non-fp IO response */ + BFI_IOIM_I2H_IOABORT_RSP = BFA_I2HM(2), /* ABORT rsp */ +}; + +/** + * IO command DIF info + */ +struct bfi_ioim_dif_s { + u32 dif_info[4]; +}; + +/** + * FCP IO messages overview + * + * @note + * - Max CDB length supported is 64 bytes. + * - SCSI Linked commands and SCSI bi-directional Commands not + * supported. + * + */ +struct bfi_ioim_req_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u16 io_tag; /* I/O tag */ + u16 rport_hdl; /* itnim/rport firmware handle */ + struct fcp_cmnd_s cmnd; /* IO request info */ + + /** + * SG elements array within the IO request must be double word + * aligned. This aligment is required to optimize SGM setup for the IO. + */ + struct bfi_sge_s sges[BFI_SGE_INLINE_MAX]; + u8 io_timeout; + u8 dif_en; + u8 rsvd_a[2]; + struct bfi_ioim_dif_s dif; +}; + +/** + * This table shows various IO status codes from firmware and their + * meaning. Host driver can use these status codes to further process + * IO completions. + * + * BFI_IOIM_STS_OK : IO completed with error free SCSI & + * transport status. + * io-tag can be reused. + * + * BFA_IOIM_STS_SCSI_ERR : IO completed with scsi error. + * - io-tag can be reused. + * + * BFI_IOIM_STS_HOST_ABORTED : IO was aborted successfully due to + * host request. + * - io-tag cannot be reused yet. + * + * BFI_IOIM_STS_ABORTED : IO was aborted successfully + * internally by f/w. + * - io-tag cannot be reused yet. + * + * BFI_IOIM_STS_TIMEDOUT : IO timedout and ABTS/RRQ is happening + * in the firmware and + * - io-tag cannot be reused yet. + * + * BFI_IOIM_STS_SQER_NEEDED : Firmware could not recover the IO + * with sequence level error + * logic and hence host needs to retry + * this IO with a different IO tag + * - io-tag cannot be used yet. + * + * BFI_IOIM_STS_NEXUS_ABORT : Second Level Error Recovery from host + * is required because 2 consecutive ABTS + * timedout and host needs logout and + * re-login with the target + * - io-tag cannot be used yet. + * + * BFI_IOIM_STS_UNDERRUN : IO completed with SCSI status good, + * but the data tranferred is less than + * the fcp data length in the command. + * ex. SCSI INQUIRY where transferred + * data length and residue count in FCP + * response accounts for total fcp-dl + * - io-tag can be reused. + * + * BFI_IOIM_STS_OVERRUN : IO completed with SCSI status good, + * but the data transerred is more than + * fcp data length in the command. ex. + * TAPE IOs where blocks can of unequal + * lengths. + * - io-tag can be reused. + * + * BFI_IOIM_STS_RES_FREE : Firmware has completed using io-tag + * during abort process + * - io-tag can be reused. + * + * BFI_IOIM_STS_PROTO_ERR : Firmware detected a protocol error. + * ex target sent more data than + * requested, or there was data frame + * loss and other reasons + * - io-tag cannot be used yet. + * + * BFI_IOIM_STS_DIF_ERR : Firwmare detected DIF error. ex: DIF + * CRC err or Ref Tag err or App tag err. + * - io-tag can be reused. + * + * BFA_IOIM_STS_TSK_MGT_ABORT : IO was aborted because of Task + * Management command from the host + * - io-tag can be reused. + * + * BFI_IOIM_STS_UTAG : Firmware does not know about this + * io_tag. + * - io-tag can be reused. + */ +enum bfi_ioim_status { + BFI_IOIM_STS_OK = 0, + BFI_IOIM_STS_HOST_ABORTED = 1, + BFI_IOIM_STS_ABORTED = 2, + BFI_IOIM_STS_TIMEDOUT = 3, + BFI_IOIM_STS_RES_FREE = 4, + BFI_IOIM_STS_SQER_NEEDED = 5, + BFI_IOIM_STS_PROTO_ERR = 6, + BFI_IOIM_STS_UTAG = 7, + BFI_IOIM_STS_PATHTOV = 8, +}; + +#define BFI_IOIM_SNSLEN (256) +/** + * I/O response message + */ +struct bfi_ioim_rsp_s { + struct bfi_mhdr_s mh; /* common msg header */ + u16 io_tag; /* completed IO tag */ + u16 bfa_rport_hndl; /* releated rport handle */ + u8 io_status; /* IO completion status */ + u8 reuse_io_tag; /* IO tag can be reused */ + u16 abort_tag; /* host abort request tag */ + u8 scsi_status; /* scsi status from target */ + u8 sns_len; /* scsi sense length */ + u8 resid_flags; /* IO residue flags */ + u8 rsvd_a; + u32 residue; /* IO residual length in bytes */ + u32 rsvd_b[3]; +}; + +struct bfi_ioim_abort_req_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u16 io_tag; /* I/O tag */ + u16 abort_tag; /* unique request tag */ +}; + +/* + * Initiator mode task management command interface defines. + */ + +enum bfi_tskim_h2i { + BFI_TSKIM_H2I_TM_REQ = 1, /* task-mgmt command */ + BFI_TSKIM_H2I_ABORT_REQ = 2, /* task-mgmt command */ +}; + +enum bfi_tskim_i2h { + BFI_TSKIM_I2H_TM_RSP = BFA_I2HM(1), +}; + +struct bfi_tskim_req_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u16 tsk_tag; /* task management tag */ + u16 itn_fhdl; /* itn firmware handle */ + lun_t lun; /* LU number */ + u8 tm_flags; /* see enum fcp_tm_cmnd */ + u8 t_secs; /* Timeout value in seconds */ + u8 rsvd[2]; +}; + +struct bfi_tskim_abortreq_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u16 tsk_tag; /* task management tag */ + u16 rsvd; +}; + +enum bfi_tskim_status { + /* + * Following are FCP-4 spec defined status codes, + * **DO NOT CHANGE THEM ** + */ + BFI_TSKIM_STS_OK = 0, + BFI_TSKIM_STS_NOT_SUPP = 4, + BFI_TSKIM_STS_FAILED = 5, + + /** + * Defined by BFA + */ + BFI_TSKIM_STS_TIMEOUT = 10, /* TM request timedout */ + BFI_TSKIM_STS_ABORTED = 11, /* Aborted on host request */ +}; + +struct bfi_tskim_rsp_s { + struct bfi_mhdr_s mh; /* Common msg header */ + u16 tsk_tag; /* task mgmt cmnd tag */ + u8 tsk_status; /* @ref bfi_tskim_status */ + u8 rsvd; +}; + +#pragma pack() + +#endif /* __BFI_MS_H__ */ diff --git a/drivers/scsi/bfa/fab.c b/drivers/scsi/bfa/fab.c deleted file mode 100644 index 7e3a4d5d7bb..00000000000 --- a/drivers/scsi/bfa/fab.c +++ /dev/null @@ -1,62 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include <bfa_svc.h> -#include "fcs_lport.h" -#include "fcs_rport.h" -#include "lport_priv.h" - -/** - * fab.c port fab implementation. - */ - -/** - * bfa_fcs_port_fab_public port fab public functions - */ - -/** - * Called by port to initialize fabric services of the base port. - */ -void -bfa_fcs_port_fab_init(struct bfa_fcs_port_s *port) -{ - bfa_fcs_port_ns_init(port); - bfa_fcs_port_scn_init(port); - bfa_fcs_port_ms_init(port); -} - -/** - * Called by port to notify transition to online state. - */ -void -bfa_fcs_port_fab_online(struct bfa_fcs_port_s *port) -{ - bfa_fcs_port_ns_online(port); - bfa_fcs_port_scn_online(port); -} - -/** - * Called by port to notify transition to offline state. - */ -void -bfa_fcs_port_fab_offline(struct bfa_fcs_port_s *port) -{ - bfa_fcs_port_ns_offline(port); - bfa_fcs_port_scn_offline(port); - bfa_fcs_port_ms_offline(port); -} diff --git a/drivers/scsi/bfa/fabric.c b/drivers/scsi/bfa/fabric.c deleted file mode 100644 index ddd4ba9317e..00000000000 --- a/drivers/scsi/bfa/fabric.c +++ /dev/null @@ -1,1323 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fabric.c Fabric module implementation. - */ - -#include "fcs_fabric.h" -#include "fcs_lport.h" -#include "fcs_vport.h" -#include "fcs_trcmod.h" -#include "fcs_fcxp.h" -#include "fcs_auth.h" -#include "fcs.h" -#include "fcbuild.h" -#include <log/bfa_log_fcs.h> -#include <aen/bfa_aen_port.h> -#include <bfa_svc.h> - -BFA_TRC_FILE(FCS, FABRIC); - -#define BFA_FCS_FABRIC_RETRY_DELAY (2000) /* Milliseconds */ -#define BFA_FCS_FABRIC_CLEANUP_DELAY (10000) /* Milliseconds */ - -#define bfa_fcs_fabric_set_opertype(__fabric) do { \ - if (bfa_fcport_get_topology((__fabric)->fcs->bfa) \ - == BFA_PPORT_TOPOLOGY_P2P) \ - (__fabric)->oper_type = BFA_PPORT_TYPE_NPORT; \ - else \ - (__fabric)->oper_type = BFA_PPORT_TYPE_NLPORT; \ -} while (0) - -/* - * forward declarations - */ -static void bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric); -static void bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric); -static void bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric); -static void bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric); -static void bfa_fcs_fabric_delay(void *cbarg); -static void bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric); -static void bfa_fcs_fabric_delete_comp(void *cbarg); -static void bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, - struct fchs_s *fchs, u16 len); -static void bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, - struct fchs_s *fchs, u16 len); -static void bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric); -static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rspfchs); -/** - * fcs_fabric_sm fabric state machine functions - */ - -/** - * Fabric state machine events - */ -enum bfa_fcs_fabric_event { - BFA_FCS_FABRIC_SM_CREATE = 1, /* fabric create from driver */ - BFA_FCS_FABRIC_SM_DELETE = 2, /* fabric delete from driver */ - BFA_FCS_FABRIC_SM_LINK_DOWN = 3, /* link down from port */ - BFA_FCS_FABRIC_SM_LINK_UP = 4, /* link up from port */ - BFA_FCS_FABRIC_SM_CONT_OP = 5, /* continue op from flogi/auth */ - BFA_FCS_FABRIC_SM_RETRY_OP = 6, /* continue op from flogi/auth */ - BFA_FCS_FABRIC_SM_NO_FABRIC = 7, /* no fabric from flogi/auth - */ - BFA_FCS_FABRIC_SM_PERF_EVFP = 8, /* perform EVFP from - *flogi/auth */ - BFA_FCS_FABRIC_SM_ISOLATE = 9, /* isolate from EVFP processing */ - BFA_FCS_FABRIC_SM_NO_TAGGING = 10,/* no VFT tagging from EVFP */ - BFA_FCS_FABRIC_SM_DELAYED = 11, /* timeout delay event */ - BFA_FCS_FABRIC_SM_AUTH_FAILED = 12, /* authentication failed */ - BFA_FCS_FABRIC_SM_AUTH_SUCCESS = 13, /* authentication successful - */ - BFA_FCS_FABRIC_SM_DELCOMP = 14, /* all vports deleted event */ - BFA_FCS_FABRIC_SM_LOOPBACK = 15, /* Received our own FLOGI */ - BFA_FCS_FABRIC_SM_START = 16, /* fabric delete from driver */ -}; - -static void bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -static void bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event); -/** - * Beginning state before fabric creation. - */ -static void -bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_CREATE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); - bfa_fcs_fabric_init(fabric); - bfa_fcs_lport_init(&fabric->bport, &fabric->bport.port_cfg); - break; - - case BFA_FCS_FABRIC_SM_LINK_UP: - case BFA_FCS_FABRIC_SM_LINK_DOWN: - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * Beginning state before fabric creation. - */ -static void -bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_START: - if (bfa_fcport_is_linkup(fabric->fcs->bfa)) { - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); - bfa_fcs_fabric_login(fabric); - } else - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); - break; - - case BFA_FCS_FABRIC_SM_LINK_UP: - case BFA_FCS_FABRIC_SM_LINK_DOWN: - break; - - case BFA_FCS_FABRIC_SM_DELETE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); - bfa_fcs_modexit_comp(fabric->fcs); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * Link is down, awaiting LINK UP event from port. This is also the - * first state at fabric creation. - */ -static void -bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_LINK_UP: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); - bfa_fcs_fabric_login(fabric); - break; - - case BFA_FCS_FABRIC_SM_RETRY_OP: - break; - - case BFA_FCS_FABRIC_SM_DELETE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); - bfa_fcs_fabric_delete(fabric); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * FLOGI is in progress, awaiting FLOGI reply. - */ -static void -bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_CONT_OP: - - bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, fabric->bb_credit); - fabric->fab_type = BFA_FCS_FABRIC_SWITCHED; - - if (fabric->auth_reqd && fabric->is_auth) { - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth); - bfa_trc(fabric->fcs, event); - } else { - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); - bfa_fcs_fabric_notify_online(fabric); - } - break; - - case BFA_FCS_FABRIC_SM_RETRY_OP: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi_retry); - bfa_timer_start(fabric->fcs->bfa, &fabric->delay_timer, - bfa_fcs_fabric_delay, fabric, - BFA_FCS_FABRIC_RETRY_DELAY); - break; - - case BFA_FCS_FABRIC_SM_LOOPBACK: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_loopback); - bfa_lps_discard(fabric->lps); - bfa_fcs_fabric_set_opertype(fabric); - break; - - case BFA_FCS_FABRIC_SM_NO_FABRIC: - fabric->fab_type = BFA_FCS_FABRIC_N2N; - bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, fabric->bb_credit); - bfa_fcs_fabric_notify_online(fabric); - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric); - break; - - case BFA_FCS_FABRIC_SM_LINK_DOWN: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); - bfa_lps_discard(fabric->lps); - break; - - case BFA_FCS_FABRIC_SM_DELETE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); - bfa_lps_discard(fabric->lps); - bfa_fcs_fabric_delete(fabric); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - - -static void -bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_DELAYED: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); - bfa_fcs_fabric_login(fabric); - break; - - case BFA_FCS_FABRIC_SM_LINK_DOWN: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); - bfa_timer_stop(&fabric->delay_timer); - break; - - case BFA_FCS_FABRIC_SM_DELETE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); - bfa_timer_stop(&fabric->delay_timer); - bfa_fcs_fabric_delete(fabric); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * Authentication is in progress, awaiting authentication results. - */ -static void -bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_AUTH_FAILED: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); - bfa_lps_discard(fabric->lps); - break; - - case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); - bfa_fcs_fabric_notify_online(fabric); - break; - - case BFA_FCS_FABRIC_SM_PERF_EVFP: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp); - break; - - case BFA_FCS_FABRIC_SM_LINK_DOWN: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); - bfa_lps_discard(fabric->lps); - break; - - case BFA_FCS_FABRIC_SM_DELETE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); - bfa_fcs_fabric_delete(fabric); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * Authentication failed - */ -static void -bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_LINK_DOWN: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); - bfa_fcs_fabric_notify_offline(fabric); - break; - - case BFA_FCS_FABRIC_SM_DELETE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); - bfa_fcs_fabric_delete(fabric); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * Port is in loopback mode. - */ -static void -bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_LINK_DOWN: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); - bfa_fcs_fabric_notify_offline(fabric); - break; - - case BFA_FCS_FABRIC_SM_DELETE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); - bfa_fcs_fabric_delete(fabric); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * There is no attached fabric - private loop or NPort-to-NPort topology. - */ -static void -bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_LINK_DOWN: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); - bfa_lps_discard(fabric->lps); - bfa_fcs_fabric_notify_offline(fabric); - break; - - case BFA_FCS_FABRIC_SM_DELETE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); - bfa_fcs_fabric_delete(fabric); - break; - - case BFA_FCS_FABRIC_SM_NO_FABRIC: - bfa_trc(fabric->fcs, fabric->bb_credit); - bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, fabric->bb_credit); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * Fabric is online - normal operating state. - */ -static void -bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_LINK_DOWN: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); - bfa_lps_discard(fabric->lps); - bfa_fcs_fabric_notify_offline(fabric); - break; - - case BFA_FCS_FABRIC_SM_DELETE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); - bfa_fcs_fabric_delete(fabric); - break; - - case BFA_FCS_FABRIC_SM_AUTH_FAILED: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); - bfa_lps_discard(fabric->lps); - break; - - case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * Exchanging virtual fabric parameters. - */ -static void -bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_CONT_OP: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp_done); - break; - - case BFA_FCS_FABRIC_SM_ISOLATE: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_isolated); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - -/** - * EVFP exchange complete and VFT tagging is enabled. - */ -static void -bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); -} - -/** - * Port is isolated after EVFP exchange due to VF_ID mismatch (N and F). - */ -static void -bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - bfa_log(fabric->fcs->logm, BFA_LOG_FCS_FABRIC_ISOLATED, - fabric->bport.port_cfg.pwwn, fabric->fcs->port_vfid, - fabric->event_arg.swp_vfid); -} - -/** - * Fabric is being deleted, awaiting vport delete completions. - */ -static void -bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, - enum bfa_fcs_fabric_event event) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, event); - - switch (event) { - case BFA_FCS_FABRIC_SM_DELCOMP: - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); - bfa_fcs_modexit_comp(fabric->fcs); - break; - - case BFA_FCS_FABRIC_SM_LINK_UP: - break; - - case BFA_FCS_FABRIC_SM_LINK_DOWN: - bfa_fcs_fabric_notify_offline(fabric); - break; - - default: - bfa_sm_fault(fabric->fcs, event); - } -} - - - -/** - * fcs_fabric_private fabric private functions - */ - -static void -bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric) -{ - struct bfa_port_cfg_s *port_cfg = &fabric->bport.port_cfg; - - port_cfg->roles = BFA_PORT_ROLE_FCP_IM; - port_cfg->nwwn = bfa_ioc_get_nwwn(&fabric->fcs->bfa->ioc); - port_cfg->pwwn = bfa_ioc_get_pwwn(&fabric->fcs->bfa->ioc); -} - -/** - * Port Symbolic Name Creation for base port. - */ -void -bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric) -{ - struct bfa_port_cfg_s *port_cfg = &fabric->bport.port_cfg; - char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; - struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; - - bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); - - /* - * Model name/number - */ - strncpy((char *)&port_cfg->sym_name, model, - BFA_FCS_PORT_SYMBNAME_MODEL_SZ); - strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, - sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); - - /* - * Driver Version - */ - strncat((char *)&port_cfg->sym_name, (char *)driver_info->version, - BFA_FCS_PORT_SYMBNAME_VERSION_SZ); - strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, - sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); - - /* - * Host machine name - */ - strncat((char *)&port_cfg->sym_name, - (char *)driver_info->host_machine_name, - BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ); - strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, - sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); - - /* - * Host OS Info : - * If OS Patch Info is not there, do not truncate any bytes from the - * OS name string and instead copy the entire OS info string (64 bytes). - */ - if (driver_info->host_os_patch[0] == '\0') { - strncat((char *)&port_cfg->sym_name, - (char *)driver_info->host_os_name, BFA_FCS_OS_STR_LEN); - strncat((char *)&port_cfg->sym_name, - BFA_FCS_PORT_SYMBNAME_SEPARATOR, - sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); - } else { - strncat((char *)&port_cfg->sym_name, - (char *)driver_info->host_os_name, - BFA_FCS_PORT_SYMBNAME_OSINFO_SZ); - strncat((char *)&port_cfg->sym_name, - BFA_FCS_PORT_SYMBNAME_SEPARATOR, - sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); - - /* - * Append host OS Patch Info - */ - strncat((char *)&port_cfg->sym_name, - (char *)driver_info->host_os_patch, - BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ); - } - - /* - * null terminate - */ - port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; -} - -/** - * bfa lps login completion callback - */ -void -bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status) -{ - struct bfa_fcs_fabric_s *fabric = uarg; - - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_trc(fabric->fcs, status); - - switch (status) { - case BFA_STATUS_OK: - fabric->stats.flogi_accepts++; - break; - - case BFA_STATUS_INVALID_MAC: - /* - * Only for CNA - */ - fabric->stats.flogi_acc_err++; - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); - - return; - - case BFA_STATUS_EPROTOCOL: - switch (bfa_lps_get_extstatus(fabric->lps)) { - case BFA_EPROTO_BAD_ACCEPT: - fabric->stats.flogi_acc_err++; - break; - - case BFA_EPROTO_UNKNOWN_RSP: - fabric->stats.flogi_unknown_rsp++; - break; - - default: - break; - } - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); - - return; - - case BFA_STATUS_FABRIC_RJT: - fabric->stats.flogi_rejects++; - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); - return; - - default: - fabric->stats.flogi_rsp_err++; - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); - return; - } - - fabric->bb_credit = bfa_lps_get_peer_bbcredit(fabric->lps); - bfa_trc(fabric->fcs, fabric->bb_credit); - - if (!bfa_lps_is_brcd_fabric(fabric->lps)) - fabric->fabric_name = bfa_lps_get_peer_nwwn(fabric->lps); - - /* - * Check port type. It should be 1 = F-port. - */ - if (bfa_lps_is_fport(fabric->lps)) { - fabric->bport.pid = bfa_lps_get_pid(fabric->lps); - fabric->is_npiv = bfa_lps_is_npiv_en(fabric->lps); - fabric->is_auth = bfa_lps_is_authreq(fabric->lps); - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CONT_OP); - } else { - /* - * Nport-2-Nport direct attached - */ - fabric->bport.port_topo.pn2n.rem_port_wwn = - bfa_lps_get_peer_pwwn(fabric->lps); - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); - } - - bfa_trc(fabric->fcs, fabric->bport.pid); - bfa_trc(fabric->fcs, fabric->is_npiv); - bfa_trc(fabric->fcs, fabric->is_auth); -} - -/** - * Allocate and send FLOGI. - */ -static void -bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric) -{ - struct bfa_s *bfa = fabric->fcs->bfa; - struct bfa_port_cfg_s *pcfg = &fabric->bport.port_cfg; - u8 alpa = 0; - - if (bfa_fcport_get_topology(bfa) == BFA_PPORT_TOPOLOGY_LOOP) - alpa = bfa_fcport_get_myalpa(bfa); - - bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_fcport_get_maxfrsize(bfa), - pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd); - - fabric->stats.flogi_sent++; -} - -static void -bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric) -{ - struct bfa_fcs_vport_s *vport; - struct list_head *qe, *qen; - - bfa_trc(fabric->fcs, fabric->fabric_name); - - bfa_fcs_fabric_set_opertype(fabric); - fabric->stats.fabric_onlines++; - - /** - * notify online event to base and then virtual ports - */ - bfa_fcs_port_online(&fabric->bport); - - list_for_each_safe(qe, qen, &fabric->vport_q) { - vport = (struct bfa_fcs_vport_s *)qe; - bfa_fcs_vport_online(vport); - } -} - -static void -bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric) -{ - struct bfa_fcs_vport_s *vport; - struct list_head *qe, *qen; - - bfa_trc(fabric->fcs, fabric->fabric_name); - fabric->stats.fabric_offlines++; - - /** - * notify offline event first to vports and then base port. - */ - list_for_each_safe(qe, qen, &fabric->vport_q) { - vport = (struct bfa_fcs_vport_s *)qe; - bfa_fcs_vport_offline(vport); - } - - bfa_fcs_port_offline(&fabric->bport); - - fabric->fabric_name = 0; - fabric->fabric_ip_addr[0] = 0; -} - -static void -bfa_fcs_fabric_delay(void *cbarg) -{ - struct bfa_fcs_fabric_s *fabric = cbarg; - - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED); -} - -/** - * Delete all vports and wait for vport delete completions. - */ -static void -bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric) -{ - struct bfa_fcs_vport_s *vport; - struct list_head *qe, *qen; - - list_for_each_safe(qe, qen, &fabric->vport_q) { - vport = (struct bfa_fcs_vport_s *)qe; - bfa_fcs_vport_fcs_delete(vport); - } - - bfa_fcs_port_delete(&fabric->bport); - bfa_wc_wait(&fabric->wc); -} - -static void -bfa_fcs_fabric_delete_comp(void *cbarg) -{ - struct bfa_fcs_fabric_s *fabric = cbarg; - - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP); -} - - - -/** - * fcs_fabric_public fabric public functions - */ - -/** - * Attach time initialization - */ -void -bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs) -{ - struct bfa_fcs_fabric_s *fabric; - - fabric = &fcs->fabric; - bfa_os_memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s)); - - /** - * Initialize base fabric. - */ - fabric->fcs = fcs; - INIT_LIST_HEAD(&fabric->vport_q); - INIT_LIST_HEAD(&fabric->vf_q); - fabric->lps = bfa_lps_alloc(fcs->bfa); - bfa_assert(fabric->lps); - - /** - * Initialize fabric delete completion handler. Fabric deletion is complete - * when the last vport delete is complete. - */ - bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric); - bfa_wc_up(&fabric->wc); /* For the base port */ - - bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); - bfa_fcs_lport_attach(&fabric->bport, fabric->fcs, FC_VF_ID_NULL, NULL); -} - -void -bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs) -{ - bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_CREATE); - bfa_trc(fcs, 0); -} - -/** - * Module cleanup - */ -void -bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs) -{ - struct bfa_fcs_fabric_s *fabric; - - bfa_trc(fcs, 0); - - /** - * Cleanup base fabric. - */ - fabric = &fcs->fabric; - bfa_lps_delete(fabric->lps); - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELETE); -} - -/** - * Fabric module start -- kick starts FCS actions - */ -void -bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs) -{ - struct bfa_fcs_fabric_s *fabric; - - bfa_trc(fcs, 0); - fabric = &fcs->fabric; - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START); -} - -/** - * Suspend fabric activity as part of driver suspend. - */ -void -bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs) -{ -} - -bfa_boolean_t -bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric) -{ - return bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_loopback); -} - -bfa_boolean_t -bfa_fcs_fabric_is_auth_failed(struct bfa_fcs_fabric_s *fabric) -{ - return bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_auth_failed); -} - -enum bfa_pport_type -bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric) -{ - return fabric->oper_type; -} - -/** - * Link up notification from BFA physical port module. - */ -void -bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP); -} - -/** - * Link down notification from BFA physical port module. - */ -void -bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric) -{ - bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN); -} - -/** - * A child vport is being created in the fabric. - * - * Call from vport module at vport creation. A list of base port and vports - * belonging to a fabric is maintained to propagate link events. - * - * param[in] fabric - Fabric instance. This can be a base fabric or vf. - * param[in] vport - Vport being created. - * - * @return None (always succeeds) - */ -void -bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, - struct bfa_fcs_vport_s *vport) -{ - /** - * - add vport to fabric's vport_q - */ - bfa_trc(fabric->fcs, fabric->vf_id); - - list_add_tail(&vport->qe, &fabric->vport_q); - fabric->num_vports++; - bfa_wc_up(&fabric->wc); -} - -/** - * A child vport is being deleted from fabric. - * - * Vport is being deleted. - */ -void -bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, - struct bfa_fcs_vport_s *vport) -{ - list_del(&vport->qe); - fabric->num_vports--; - bfa_wc_down(&fabric->wc); -} - -/** - * Base port is deleted. - */ -void -bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric) -{ - bfa_wc_down(&fabric->wc); -} - -/** - * Check if fabric is online. - * - * param[in] fabric - Fabric instance. This can be a base fabric or vf. - * - * @return TRUE/FALSE - */ -int -bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric) -{ - return bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_online); -} - - -bfa_status_t -bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf, struct bfa_fcs_s *fcs, - struct bfa_port_cfg_s *port_cfg, - struct bfad_vf_s *vf_drv) -{ - bfa_sm_set_state(vf, bfa_fcs_fabric_sm_uninit); - return BFA_STATUS_OK; -} - -/** - * Lookup for a vport withing a fabric given its pwwn - */ -struct bfa_fcs_vport_s * -bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn) -{ - struct bfa_fcs_vport_s *vport; - struct list_head *qe; - - list_for_each(qe, &fabric->vport_q) { - vport = (struct bfa_fcs_vport_s *)qe; - if (bfa_fcs_port_get_pwwn(&vport->lport) == pwwn) - return vport; - } - - return NULL; -} - -/** - * In a given fabric, return the number of lports. - * - * param[in] fabric - Fabric instance. This can be a base fabric or vf. - * -* @return : 1 or more. - */ -u16 -bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric) -{ - return fabric->num_vports; -} - -/* - * Get OUI of the attached switch. - * - * Note : Use of this function should be avoided as much as possible. - * This function should be used only if there is any requirement - * to check for FOS version below 6.3. - * To check if the attached fabric is a brocade fabric, use - * bfa_lps_is_brcd_fabric() which works for FOS versions 6.3 - * or above only. - */ - -u16 -bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric) -{ - wwn_t fab_nwwn; - u8 *tmp; - u16 oui; - - fab_nwwn = bfa_lps_get_peer_nwwn(fabric->lps); - - tmp = (uint8_t *)&fab_nwwn; - oui = (tmp[3] << 8) | tmp[4]; - - return oui; -} - -/** - * Unsolicited frame receive handling. - */ -void -bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, - u16 len) -{ - u32 pid = fchs->d_id; - struct bfa_fcs_vport_s *vport; - struct list_head *qe; - struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); - struct fc_logi_s *flogi = (struct fc_logi_s *) els_cmd; - - bfa_trc(fabric->fcs, len); - bfa_trc(fabric->fcs, pid); - - /** - * Look for our own FLOGI frames being looped back. This means an - * external loopback cable is in place. Our own FLOGI frames are - * sometimes looped back when switch port gets temporarily bypassed. - */ - if ((pid == bfa_os_ntoh3b(FC_FABRIC_PORT)) - && (els_cmd->els_code == FC_ELS_FLOGI) - && (flogi->port_name == bfa_fcs_port_get_pwwn(&fabric->bport))) { - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOOPBACK); - return; - } - - /** - * FLOGI/EVFP exchanges should be consumed by base fabric. - */ - if (fchs->d_id == bfa_os_hton3b(FC_FABRIC_PORT)) { - bfa_trc(fabric->fcs, pid); - bfa_fcs_fabric_process_uf(fabric, fchs, len); - return; - } - - if (fabric->bport.pid == pid) { - /** - * All authentication frames should be routed to auth - */ - bfa_trc(fabric->fcs, els_cmd->els_code); - if (els_cmd->els_code == FC_ELS_AUTH) { - bfa_trc(fabric->fcs, els_cmd->els_code); - fabric->auth.response = (u8 *) els_cmd; - return; - } - - bfa_trc(fabric->fcs, *(u8 *) ((u8 *) fchs)); - bfa_fcs_port_uf_recv(&fabric->bport, fchs, len); - return; - } - - /** - * look for a matching local port ID - */ - list_for_each(qe, &fabric->vport_q) { - vport = (struct bfa_fcs_vport_s *)qe; - if (vport->lport.pid == pid) { - bfa_fcs_port_uf_recv(&vport->lport, fchs, len); - return; - } - } - bfa_trc(fabric->fcs, els_cmd->els_code); - bfa_fcs_port_uf_recv(&fabric->bport, fchs, len); -} - -/** - * Unsolicited frames to be processed by fabric. - */ -static void -bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, - u16 len) -{ - struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); - - bfa_trc(fabric->fcs, els_cmd->els_code); - - switch (els_cmd->els_code) { - case FC_ELS_FLOGI: - bfa_fcs_fabric_process_flogi(fabric, fchs, len); - break; - - default: - /* - * need to generate a LS_RJT - */ - break; - } -} - -/** - * Process incoming FLOGI - */ -static void -bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, - struct fchs_s *fchs, u16 len) -{ - struct fc_logi_s *flogi = (struct fc_logi_s *) (fchs + 1); - struct bfa_fcs_port_s *bport = &fabric->bport; - - bfa_trc(fabric->fcs, fchs->s_id); - - fabric->stats.flogi_rcvd++; - /* - * Check port type. It should be 0 = n-port. - */ - if (flogi->csp.port_type) { - /* - * @todo: may need to send a LS_RJT - */ - bfa_trc(fabric->fcs, flogi->port_name); - fabric->stats.flogi_rejected++; - return; - } - - fabric->bb_credit = bfa_os_ntohs(flogi->csp.bbcred); - bport->port_topo.pn2n.rem_port_wwn = flogi->port_name; - bport->port_topo.pn2n.reply_oxid = fchs->ox_id; - - /* - * Send a Flogi Acc - */ - bfa_fcs_fabric_send_flogi_acc(fabric); - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); -} - -static void -bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric) -{ - struct bfa_port_cfg_s *pcfg = &fabric->bport.port_cfg; - struct bfa_fcs_port_n2n_s *n2n_port = &fabric->bport.port_topo.pn2n; - struct bfa_s *bfa = fabric->fcs->bfa; - struct bfa_fcxp_s *fcxp; - u16 reqlen; - struct fchs_s fchs; - - fcxp = bfa_fcs_fcxp_alloc(fabric->fcs); - /** - * Do not expect this failure -- expect remote node to retry - */ - if (!fcxp) - return; - - reqlen = fc_flogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_os_hton3b(FC_FABRIC_PORT), - n2n_port->reply_oxid, pcfg->pwwn, - pcfg->nwwn, bfa_fcport_get_maxfrsize(bfa), - bfa_fcport_get_rx_bbcredit(bfa)); - - bfa_fcxp_send(fcxp, NULL, fabric->vf_id, bfa_lps_get_tag(fabric->lps), - BFA_FALSE, FC_CLASS_3, reqlen, &fchs, - bfa_fcs_fabric_flogiacc_comp, fabric, - FC_MAX_PDUSZ, 0); /* Timeout 0 indicates no - * response expected - */ -} - -/** - * Flogi Acc completion callback. - */ -static void -bfa_fcs_fabric_flogiacc_comp(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, - bfa_status_t status, u32 rsp_len, - u32 resid_len, struct fchs_s *rspfchs) -{ - struct bfa_fcs_fabric_s *fabric = cbarg; - - bfa_trc(fabric->fcs, status); -} - -/* - * - * @param[in] fabric - fabric - * @param[in] result - 1 - * - * @return - none - */ -void -bfa_fcs_auth_finished(struct bfa_fcs_fabric_s *fabric, enum auth_status status) -{ - bfa_trc(fabric->fcs, status); - - if (status == FC_AUTH_STATE_SUCCESS) - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_AUTH_SUCCESS); - else - bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_AUTH_FAILED); -} - -/** - * Send AEN notification - */ -static void -bfa_fcs_fabric_aen_post(struct bfa_fcs_port_s *port, - enum bfa_port_aen_event event) -{ - union bfa_aen_data_u aen_data; - struct bfa_log_mod_s *logmod = port->fcs->logm; - wwn_t pwwn = bfa_fcs_port_get_pwwn(port); - wwn_t fwwn = bfa_fcs_port_get_fabric_name(port); - char pwwn_ptr[BFA_STRING_32]; - char fwwn_ptr[BFA_STRING_32]; - - wwn2str(pwwn_ptr, pwwn); - wwn2str(fwwn_ptr, fwwn); - - bfa_log(logmod, BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, event), - pwwn_ptr, fwwn_ptr); - - aen_data.port.pwwn = pwwn; - aen_data.port.fwwn = fwwn; -} - -/* - * - * @param[in] fabric - fabric - * @param[in] wwn_t - new fabric name - * - * @return - none - */ -void -bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, - wwn_t fabric_name) -{ - bfa_trc(fabric->fcs, fabric_name); - - if (fabric->fabric_name == 0) { - /* - * With BRCD switches, we don't get Fabric Name in FLOGI. - * Don't generate a fabric name change event in this case. - */ - fabric->fabric_name = fabric_name; - } else { - fabric->fabric_name = fabric_name; - /* - * Generate a Event - */ - bfa_fcs_fabric_aen_post(&fabric->bport, - BFA_PORT_AEN_FABRIC_NAME_CHANGE); - } - -} - -/** - * - * @param[in] fabric - fabric - * @param[in] node_symname - - * Caller allocated buffer to receive the symbolic name - * - * @return - none - */ -void -bfa_fcs_get_sym_name(const struct bfa_fcs_s *fcs, char *node_symname) -{ - bfa_os_memcpy(node_symname, - fcs->fabric.bport.port_cfg.sym_name.symname, - BFA_SYMNAME_MAXLEN); -} - -/** - * Not used by FCS. - */ -void -bfa_cb_lps_flogo_comp(void *bfad, void *uarg) -{ -} - - diff --git a/drivers/scsi/bfa/fcbuild.h b/drivers/scsi/bfa/fcbuild.h deleted file mode 100644 index 981d98d542b..00000000000 --- a/drivers/scsi/bfa/fcbuild.h +++ /dev/null @@ -1,279 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -/* - * fcbuild.h - FC link service frame building and parsing routines - */ - -#ifndef __FCBUILD_H__ -#define __FCBUILD_H__ - -#include <bfa_os_inc.h> -#include <protocol/fc.h> -#include <protocol/fcp.h> -#include <protocol/ct.h> -#include <defs/bfa_defs_port.h> -#include <defs/bfa_defs_pport.h> - -/* - * Utility Macros/functions - */ - -#define fcif_sof_set(_ifhdr, _sof) ((_ifhdr)->sof = FC_ ## _sof) -#define fcif_eof_set(_ifhdr, _eof) ((_ifhdr)->eof = FC_ ## _eof) - -#define wwn_is_equal(_wwn1, _wwn2) \ - (memcmp(&(_wwn1), &(_wwn2), sizeof(wwn_t)) == 0) - -#define fc_roundup(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1)) - -/* - * Given the fc response length, this routine will return - * the length of the actual payload bytes following the CT header. - * - * Assumes the input response length does not include the crc, eof, etc. - */ -static inline u32 -fc_get_ctresp_pyld_len(u32 resp_len) -{ - return resp_len - sizeof(struct ct_hdr_s); -} - -/* - * Convert bfa speed to rpsc speed value. - */ -static inline enum bfa_pport_speed -fc_rpsc_operspeed_to_bfa_speed(enum fc_rpsc_op_speed_s speed) -{ - switch (speed) { - - case RPSC_OP_SPEED_1G: - return BFA_PPORT_SPEED_1GBPS; - - case RPSC_OP_SPEED_2G: - return BFA_PPORT_SPEED_2GBPS; - - case RPSC_OP_SPEED_4G: - return BFA_PPORT_SPEED_4GBPS; - - case RPSC_OP_SPEED_8G: - return BFA_PPORT_SPEED_8GBPS; - - case RPSC_OP_SPEED_10G: - return BFA_PPORT_SPEED_10GBPS; - - default: - return BFA_PPORT_SPEED_UNKNOWN; - } -} - -/* - * Convert RPSC speed to bfa speed value. - */ -static inline enum fc_rpsc_op_speed_s -fc_bfa_speed_to_rpsc_operspeed(enum bfa_pport_speed op_speed) -{ - switch (op_speed) { - - case BFA_PPORT_SPEED_1GBPS: - return RPSC_OP_SPEED_1G; - - case BFA_PPORT_SPEED_2GBPS: - return RPSC_OP_SPEED_2G; - - case BFA_PPORT_SPEED_4GBPS: - return RPSC_OP_SPEED_4G; - - case BFA_PPORT_SPEED_8GBPS: - return RPSC_OP_SPEED_8G; - - case BFA_PPORT_SPEED_10GBPS: - return RPSC_OP_SPEED_10G; - - default: - return RPSC_OP_SPEED_NOT_EST; - } -} -enum fc_parse_status { - FC_PARSE_OK = 0, - FC_PARSE_FAILURE = 1, - FC_PARSE_BUSY = 2, - FC_PARSE_LEN_INVAL, - FC_PARSE_ACC_INVAL, - FC_PARSE_PWWN_NOT_EQUAL, - FC_PARSE_NWWN_NOT_EQUAL, - FC_PARSE_RXSZ_INVAL, - FC_PARSE_NOT_FCP, - FC_PARSE_OPAFLAG_INVAL, - FC_PARSE_RPAFLAG_INVAL, - FC_PARSE_OPA_INVAL, - FC_PARSE_RPA_INVAL, - -}; - -struct fc_templates_s { - struct fchs_s fc_els_req; - struct fchs_s fc_bls_req; - struct fc_logi_s plogi; - struct fc_rrq_s rrq; -}; - -void fcbuild_init(void); - -u16 fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi, - u32 s_id, u16 ox_id, wwn_t port_name, - wwn_t node_name, u16 pdu_size, u8 set_npiv, - u8 set_auth, u16 local_bb_credits); -u16 fc_fdisc_build(struct fchs_s *buf, struct fc_logi_s *flogi, - u32 s_id, u16 ox_id, wwn_t port_name, - wwn_t node_name, u16 pdu_size); -u16 fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, - u32 s_id, u16 ox_id, wwn_t port_name, - wwn_t node_name, u16 pdu_size, - u16 local_bb_credits); -u16 fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id, - u32 s_id, u16 ox_id, wwn_t port_name, - wwn_t node_name, u16 pdu_size); -enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs); -u16 fc_abts_build(struct fchs_s *buf, u32 d_id, u32 s_id, - u16 ox_id); -enum fc_parse_status fc_abts_rsp_parse(struct fchs_s *buf, int len); -u16 fc_rrq_build(struct fchs_s *buf, struct fc_rrq_s *rrq, u32 d_id, - u32 s_id, u16 ox_id, u16 rrq_oxid); -enum fc_parse_status fc_rrq_rsp_parse(struct fchs_s *buf, int len); -u16 fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id, - u16 ox_id, u8 *name); -u16 fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id, - u16 ox_id, enum bfa_port_role role); -u16 fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id, - u16 ox_id, u8 *fc4_bitmap, - u32 bitmap_size); -u16 fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u16 ox_id, u8 fc4_type, u8 fc4_ftrs); -u16 fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u16 ox_id, wwn_t port_name); -u16 fc_gpnid_build(struct fchs_s *fchs, void *pld, u32 s_id, - u16 ox_id, u32 port_id); -u16 fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr, - u8 set_br_reg, u32 s_id, u16 ox_id); -u16 fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, - u32 s_id, u16 ox_id, - wwn_t port_name, wwn_t node_name, u16 pdu_size); - -u16 fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, - u32 d_id, u32 s_id, u16 ox_id, - wwn_t port_name, wwn_t node_name); -enum fc_parse_status fc_adisc_parse(struct fchs_s *fchs, void *pld, - u32 host_dap, - wwn_t node_name, wwn_t port_name); -enum fc_parse_status fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len, - wwn_t port_name, wwn_t node_name); -u16 fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, - u32 d_id, u32 s_id, u16 ox_id, - wwn_t port_name, wwn_t node_name); -u16 fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt, - u32 d_id, u32 s_id, u16 ox_id, - u8 reason_code, u8 reason_code_expl); -u16 fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd, - u32 d_id, u32 s_id, u16 ox_id); -u16 fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id, - u32 s_id, u16 ox_id); -enum fc_parse_status fc_prli_rsp_parse(struct fc_prli_s *prli, int len); - -u16 fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, - u32 s_id, u16 ox_id, - enum bfa_port_role role); -u16 fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid, - u32 d_id, u32 s_id, u16 ox_id, - u32 data_format); -u16 fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc, - u32 d_id, u32 s_id, u16 ox_id, - u32 data_format, - struct fc_rnid_common_id_data_s *common_id_data, - struct fc_rnid_general_topology_data_s * - gen_topo_data); -u16 fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rps2c, - u32 d_id, u32 s_id, - u32 *pid_list, u16 npids); -u16 fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc, - u32 d_id, u32 s_id, u16 ox_id); -u16 fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc, - u32 d_id, u32 s_id, u16 ox_id, - struct fc_rpsc_speed_info_s *oper_speed); -u16 fc_gid_ft_build(struct fchs_s *fchs, void *pld, u32 s_id, - u8 fc4_type); -u16 fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u32 port_id, wwn_t port_name); -u16 fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u32 port_id, wwn_t node_name); -u16 fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u32 port_id, u32 cos); -u16 fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u32 port_id, u8 port_type); -u16 fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u32 port_id); -u16 fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, - u32 d_id, u32 s_id, u16 ox_id, - wwn_t port_name); -u16 fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, - u32 s_id, u16 ox_id); -u16 fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u16 cmd_code); -u16 fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, - wwn_t wwn); -u16 fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, - wwn_t wwn); -void fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask); -void fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id); -enum fc_parse_status fc_els_rsp_parse(struct fchs_s *fchs, int len); -enum fc_parse_status fc_plogi_rsp_parse(struct fchs_s *fchs, int len, - wwn_t port_name); -enum fc_parse_status fc_prli_parse(struct fc_prli_s *prli); -enum fc_parse_status fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name, - wwn_t port_name); -u16 fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, - u32 d_id, u32 s_id, u16 ox_id, - u16 rx_id); -int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code); -u16 fc_tprlo_acc_build(struct fchs_s *fchs, - struct fc_tprlo_acc_s *tprlo_acc, - u32 d_id, u32 s_id, u16 ox_id, - int num_pages); -u16 fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc, - u32 d_id, u32 s_id, u16 ox_id, - int num_pages); -u16 fc_logo_rsp_parse(struct fchs_s *fchs, int len); -u16 fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id, wwn_t port_name, wwn_t node_name, - u16 pdu_size); -u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name); -u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id, int num_pages); -u16 fc_prlo_rsp_parse(struct fchs_s *fchs, int len); -u16 fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id, int num_pages, - enum fc_tprlo_type tprlo_type, u32 tpr_id); -u16 fc_tprlo_rsp_parse(struct fchs_s *fchs, int len); -u16 fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id, - u16 ox_id, u32 reason_code, - u32 reason_expl); -u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, - u16 ox_id, u32 port_id); -u16 fc_ct_rsp_parse(struct ct_hdr_s *cthdr); -u16 fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, - u32 s_id, u16 ox_id); -#endif diff --git a/drivers/scsi/bfa/fcptm.c b/drivers/scsi/bfa/fcptm.c deleted file mode 100644 index 8c8b08c72e7..00000000000 --- a/drivers/scsi/bfa/fcptm.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * This file contains dummy FCPTM routines to aid in Initiator Mode only - * compilation of OS driver. - * - */ - -#include "bfa_os_inc.h" -#include "fcs_rport.h" -#include "fcs_fcptm.h" -#include "fcs/bfa_fcs_rport.h" - -struct bfa_fcs_tin_s * -bfa_fcs_tin_create(struct bfa_fcs_rport_s *rport) -{ - return NULL; -} - -void -bfa_fcs_tin_delete(struct bfa_fcs_tin_s *tin) -{ -} - -void -bfa_fcs_tin_rport_offline(struct bfa_fcs_tin_s *tin) -{ -} - -void -bfa_fcs_tin_rport_online(struct bfa_fcs_tin_s *tin) -{ -} - -void -bfa_fcs_tin_rx_prli(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, u16 len) -{ -} - -void -bfa_fcs_fcptm_uf_recv(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, u16 len) -{ -} - -void -bfa_fcs_tin_pause(struct bfa_fcs_tin_s *tin) -{ -} - -void -bfa_fcs_tin_resume(struct bfa_fcs_tin_s *tin) -{ -} diff --git a/drivers/scsi/bfa/fcs.h b/drivers/scsi/bfa/fcs.h deleted file mode 100644 index 8d08230e629..00000000000 --- a/drivers/scsi/bfa/fcs.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs.h FCS module functions - */ - - -#ifndef __FCS_H__ -#define __FCS_H__ - -#define __fcs_min_cfg(__fcs) ((__fcs)->min_cfg) - -void bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs); - -#endif /* __FCS_H__ */ diff --git a/drivers/scsi/bfa/fcs_auth.h b/drivers/scsi/bfa/fcs_auth.h deleted file mode 100644 index 65d155fea3d..00000000000 --- a/drivers/scsi/bfa/fcs_auth.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs_uf.h FCS unsolicited frame receive - */ - - -#ifndef __FCS_AUTH_H__ -#define __FCS_AUTH_H__ - -#include <fcs/bfa_fcs.h> -#include <fcs/bfa_fcs_vport.h> -#include <fcs/bfa_fcs_lport.h> - -/* - * fcs friend functions: only between fcs modules - */ -void bfa_fcs_auth_uf_recv(struct bfa_fcs_fabric_s *fabric, int len); -void bfa_fcs_auth_start(struct bfa_fcs_fabric_s *fabric); -void bfa_fcs_auth_stop(struct bfa_fcs_fabric_s *fabric); - -#endif /* __FCS_UF_H__ */ diff --git a/drivers/scsi/bfa/fcs_fabric.h b/drivers/scsi/bfa/fcs_fabric.h deleted file mode 100644 index 432ab8ab8c3..00000000000 --- a/drivers/scsi/bfa/fcs_fabric.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs_lport.h FCS logical port interfaces - */ - -#ifndef __FCS_FABRIC_H__ -#define __FCS_FABRIC_H__ - -#include <fcs/bfa_fcs.h> -#include <fcs/bfa_fcs_vport.h> -#include <fcs/bfa_fcs_lport.h> - -#define BFA_FCS_BRCD_SWITCH_OUI 0x051e - -/* -* fcs friend functions: only between fcs modules - */ -void bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs); -void bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs); -void bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs); -void bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs); -void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric); -void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric); -void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, - struct bfa_fcs_vport_s *vport); -void bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, - struct bfa_fcs_vport_s *vport); -int bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric); -struct bfa_fcs_vport_s *bfa_fcs_fabric_vport_lookup( - struct bfa_fcs_fabric_s *fabric, wwn_t pwwn); -void bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs); -void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, - struct fchs_s *fchs, u16 len); -u16 bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric); -bfa_boolean_t bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric); -bfa_boolean_t bfa_fcs_fabric_is_auth_failed(struct bfa_fcs_fabric_s *fabric); -enum bfa_pport_type bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric); -void bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric); -void bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric); - -bfa_status_t bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf, - struct bfa_fcs_s *fcs, struct bfa_port_cfg_s *port_cfg, - struct bfad_vf_s *vf_drv); -void bfa_fcs_auth_finished(struct bfa_fcs_fabric_s *fabric, - enum auth_status status); - -void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, - wwn_t fabric_name); -u16 bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric); -void bfa_fcs_get_sym_name(const struct bfa_fcs_s *fcs, char *node_symname); - -#endif /* __FCS_FABRIC_H__ */ diff --git a/drivers/scsi/bfa/fcs_fcpim.h b/drivers/scsi/bfa/fcs_fcpim.h deleted file mode 100644 index 11e6e7bce9f..00000000000 --- a/drivers/scsi/bfa/fcs_fcpim.h +++ /dev/null @@ -1,39 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __FCS_FCPIM_H__ -#define __FCS_FCPIM_H__ - -#include <defs/bfa_defs_port.h> -#include <fcs/bfa_fcs_lport.h> -#include <fcs/bfa_fcs_rport.h> - -/* - * Following routines are from FCPIM and will be called by rport. - */ -struct bfa_fcs_itnim_s *bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport); -void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim); -void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim); -void bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim); -bfa_status_t bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim); - -void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim); -void bfa_fcs_itnim_pause(struct bfa_fcs_itnim_s *itnim); -void bfa_fcs_itnim_resume(struct bfa_fcs_itnim_s *itnim); - -void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs, - u16 len); -#endif /* __FCS_FCPIM_H__ */ diff --git a/drivers/scsi/bfa/fcs_fcptm.h b/drivers/scsi/bfa/fcs_fcptm.h deleted file mode 100644 index ffff0829fd3..00000000000 --- a/drivers/scsi/bfa/fcs_fcptm.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __FCS_FCPTM_H__ -#define __FCS_FCPTM_H__ - -#include <defs/bfa_defs_port.h> -#include <fcs/bfa_fcs_lport.h> -#include <fcs/bfa_fcs_rport.h> - -/* - * Following routines are from FCPTM and will be called by rport. - */ -struct bfa_fcs_tin_s *bfa_fcs_tin_create(struct bfa_fcs_rport_s *rport); -void bfa_fcs_tin_rport_offline(struct bfa_fcs_tin_s *tin); -void bfa_fcs_tin_rport_online(struct bfa_fcs_tin_s *tin); -void bfa_fcs_tin_delete(struct bfa_fcs_tin_s *tin); -void bfa_fcs_tin_rx_prli(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, - u16 len); -void bfa_fcs_tin_pause(struct bfa_fcs_tin_s *tin); -void bfa_fcs_tin_resume(struct bfa_fcs_tin_s *tin); - -/* - * Modudle init/cleanup routines. - */ -void bfa_fcs_fcptm_modinit(struct bfa_fcs_s *fcs); -void bfa_fcs_fcptm_modexit(struct bfa_fcs_s *fcs); -void bfa_fcs_fcptm_uf_recv(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, - u16 len); - -#endif /* __FCS_FCPTM_H__ */ diff --git a/drivers/scsi/bfa/fcs_fcxp.h b/drivers/scsi/bfa/fcs_fcxp.h deleted file mode 100644 index 8277fe9c2b7..00000000000 --- a/drivers/scsi/bfa/fcs_fcxp.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs_fcxp.h FCXP helper macros for FCS - */ - - -#ifndef __FCS_FCXP_H__ -#define __FCS_FCXP_H__ - -#define bfa_fcs_fcxp_alloc(__fcs) \ - bfa_fcxp_alloc(NULL, (__fcs)->bfa, 0, 0, NULL, NULL, NULL, NULL) - -#endif /* __FCS_FCXP_H__ */ diff --git a/drivers/scsi/bfa/fcs_lport.h b/drivers/scsi/bfa/fcs_lport.h deleted file mode 100644 index a6508c8ab18..00000000000 --- a/drivers/scsi/bfa/fcs_lport.h +++ /dev/null @@ -1,118 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs_lport.h FCS logical port interfaces - */ - -#ifndef __FCS_LPORT_H__ -#define __FCS_LPORT_H__ - -#define __VPORT_H__ -#include <defs/bfa_defs_port.h> -#include <bfa_svc.h> -#include <fcs/bfa_fcs_lport.h> -#include <fcs/bfa_fcs_rport.h> -#include <fcs/bfa_fcs_vport.h> -#include <fcs_fabric.h> -#include <fcs_ms.h> -#include <cs/bfa_q.h> -#include <fcbuild.h> - -/* - * PID used in P2P/N2N ( In Big Endian) - */ -#define N2N_LOCAL_PID 0x010000 -#define N2N_REMOTE_PID 0x020000 - -/* - * Misc Timeouts - */ -/* - * To be used when spawning a timer before retrying a failed command. Milli - * Secs. - */ -#define BFA_FCS_RETRY_TIMEOUT 2000 - -/* - * Check for Port/Vport Mode/Role - */ -#define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \ - (port->port_cfg.roles & BFA_PORT_ROLE_FCP_IM) - -#define BFA_FCS_VPORT_IS_TARGET_MODE(port) \ - (port->port_cfg.roles & BFA_PORT_ROLE_FCP_TM) - -#define BFA_FCS_VPORT_IS_IPFC_MODE(port) \ - (port->port_cfg.roles & BFA_PORT_ROLE_FCP_IPFC) - -/* - * Is this a Well Known Address - */ -#define BFA_FCS_PID_IS_WKA(pid) ((bfa_os_ntoh3b(pid) > 0xFFF000) ? 1 : 0) - -/* - * Pointer to elements within Port - */ -#define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa) -#define BFA_FCS_GET_NS_FROM_PORT(port) (&port->port_topo.pfab.ns) -#define BFA_FCS_GET_SCN_FROM_PORT(port) (&port->port_topo.pfab.scn) -#define BFA_FCS_GET_MS_FROM_PORT(port) (&port->port_topo.pfab.ms) -#define BFA_FCS_GET_FDMI_FROM_PORT(port) (&port->port_topo.pfab.ms.fdmi) - -/* - * handler for unsolicied frames - */ -void bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs, - u16 len); - -/* - * Following routines will be called by Fabric to indicate port - * online/offline to vport. - */ -void bfa_fcs_lport_attach(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs, - uint16_t vf_id, struct bfa_fcs_vport_s *vport); -void bfa_fcs_lport_init(struct bfa_fcs_port_s *lport, - struct bfa_port_cfg_s *port_cfg); -void bfa_fcs_port_online(struct bfa_fcs_port_s *port); -void bfa_fcs_port_offline(struct bfa_fcs_port_s *port); -void bfa_fcs_port_delete(struct bfa_fcs_port_s *port); -bfa_boolean_t bfa_fcs_port_is_online(struct bfa_fcs_port_s *port); - -/* - * Lookup rport based on PID - */ -struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pid( - struct bfa_fcs_port_s *port, u32 pid); - -/* - * Lookup rport based on PWWN - */ -struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pwwn( - struct bfa_fcs_port_s *port, wwn_t pwwn); -struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_nwwn( - struct bfa_fcs_port_s *port, wwn_t nwwn); -void bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port, - struct bfa_fcs_rport_s *rport); -void bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port, - struct bfa_fcs_rport_s *rport); - -void bfa_fcs_port_modinit(struct bfa_fcs_s *fcs); -void bfa_fcs_port_modexit(struct bfa_fcs_s *fcs); -void bfa_fcs_port_lip(struct bfa_fcs_port_s *port); - -#endif /* __FCS_LPORT_H__ */ diff --git a/drivers/scsi/bfa/fcs_ms.h b/drivers/scsi/bfa/fcs_ms.h deleted file mode 100644 index b6a8c12876f..00000000000 --- a/drivers/scsi/bfa/fcs_ms.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs_ms.h FCS ms interfaces - */ -#ifndef __FCS_MS_H__ -#define __FCS_MS_H__ - -/* MS FCS routines */ -void bfa_fcs_port_ms_init(struct bfa_fcs_port_s *port); -void bfa_fcs_port_ms_offline(struct bfa_fcs_port_s *port); -void bfa_fcs_port_ms_online(struct bfa_fcs_port_s *port); -void bfa_fcs_port_ms_fabric_rscn(struct bfa_fcs_port_s *port); - -/* FDMI FCS routines */ -void bfa_fcs_port_fdmi_init(struct bfa_fcs_port_ms_s *ms); -void bfa_fcs_port_fdmi_offline(struct bfa_fcs_port_ms_s *ms); -void bfa_fcs_port_fdmi_online(struct bfa_fcs_port_ms_s *ms); - -#endif diff --git a/drivers/scsi/bfa/fcs_port.h b/drivers/scsi/bfa/fcs_port.h deleted file mode 100644 index 408c06a7d16..00000000000 --- a/drivers/scsi/bfa/fcs_port.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs_pport.h FCS physical port interfaces - */ - - -#ifndef __FCS_PPORT_H__ -#define __FCS_PPORT_H__ - -/* - * fcs friend functions: only between fcs modules - */ -void bfa_fcs_pport_attach(struct bfa_fcs_s *fcs); - -#endif /* __FCS_PPORT_H__ */ diff --git a/drivers/scsi/bfa/fcs_rport.h b/drivers/scsi/bfa/fcs_rport.h deleted file mode 100644 index e634fb7a69b..00000000000 --- a/drivers/scsi/bfa/fcs_rport.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs_rport.h FCS rport interfaces and defines - */ - -#ifndef __FCS_RPORT_H__ -#define __FCS_RPORT_H__ - -#include <fcs/bfa_fcs_rport.h> - -#define BFA_FCS_RPORT_MAX_RETRIES (5) - -void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, - u16 len); -void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport); - -struct bfa_fcs_rport_s *bfa_fcs_rport_create(struct bfa_fcs_port_s *port, - u32 pid); -void bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rport_offline(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rport_start(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs, - struct fc_logi_s *plogi_rsp); -void bfa_fcs_rport_plogi_create(struct bfa_fcs_port_s *port, - struct fchs_s *rx_fchs, - struct fc_logi_s *plogi); -void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, - struct fc_logi_s *plogi); -void bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, uint16_t ox_id); -void bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s *rport); -int bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport); -struct bfa_fcs_rport_s *bfa_fcs_rport_create_by_wwn(struct bfa_fcs_port_s *port, - wwn_t wwn); - - -/* Rport Features */ -void bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport); - -#endif /* __FCS_RPORT_H__ */ diff --git a/drivers/scsi/bfa/fcs_trcmod.h b/drivers/scsi/bfa/fcs_trcmod.h deleted file mode 100644 index 41b5ae8d764..00000000000 --- a/drivers/scsi/bfa/fcs_trcmod.h +++ /dev/null @@ -1,56 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs_trcmod.h BFA FCS trace modules - */ - -#ifndef __FCS_TRCMOD_H__ -#define __FCS_TRCMOD_H__ - -#include <cs/bfa_trc.h> - -/* - * !!! Only append to the enums defined here to avoid any versioning - * !!! needed between trace utility and driver version - */ -enum { - BFA_TRC_FCS_FABRIC = 1, - BFA_TRC_FCS_VFAPI = 2, - BFA_TRC_FCS_PORT = 3, - BFA_TRC_FCS_VPORT = 4, - BFA_TRC_FCS_VP_API = 5, - BFA_TRC_FCS_VPS = 6, - BFA_TRC_FCS_RPORT = 7, - BFA_TRC_FCS_FCPIM = 8, - BFA_TRC_FCS_FCPTM = 9, - BFA_TRC_FCS_NS = 10, - BFA_TRC_FCS_SCN = 11, - BFA_TRC_FCS_LOOP = 12, - BFA_TRC_FCS_UF = 13, - BFA_TRC_FCS_PPORT = 14, - BFA_TRC_FCS_FCPIP = 15, - BFA_TRC_FCS_PORT_API = 16, - BFA_TRC_FCS_RPORT_API = 17, - BFA_TRC_FCS_AUTH = 18, - BFA_TRC_FCS_N2N = 19, - BFA_TRC_FCS_MS = 20, - BFA_TRC_FCS_FDMI = 21, - BFA_TRC_FCS_RPORT_FTRS = 22, -}; - -#endif /* __FCS_TRCMOD_H__ */ diff --git a/drivers/scsi/bfa/fcs_uf.h b/drivers/scsi/bfa/fcs_uf.h deleted file mode 100644 index f591072214f..00000000000 --- a/drivers/scsi/bfa/fcs_uf.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * fcs_uf.h FCS unsolicited frame receive - */ - - -#ifndef __FCS_UF_H__ -#define __FCS_UF_H__ - -/* - * fcs friend functions: only between fcs modules - */ -void bfa_fcs_uf_attach(struct bfa_fcs_s *fcs); - -#endif /* __FCS_UF_H__ */ diff --git a/drivers/scsi/bfa/fcs_vport.h b/drivers/scsi/bfa/fcs_vport.h deleted file mode 100644 index bb647a4a5dd..00000000000 --- a/drivers/scsi/bfa/fcs_vport.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __FCS_VPORT_H__ -#define __FCS_VPORT_H__ - -#include <fcs/bfa_fcs_lport.h> -#include <fcs/bfa_fcs_vport.h> -#include <defs/bfa_defs_pci.h> - -void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport); -void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport); -void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport); -void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport); -void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport); - -#endif /* __FCS_VPORT_H__ */ - diff --git a/drivers/scsi/bfa/fdmi.c b/drivers/scsi/bfa/fdmi.c deleted file mode 100644 index 2b50eabf4b1..00000000000 --- a/drivers/scsi/bfa/fdmi.c +++ /dev/null @@ -1,1230 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * port_api.c BFA FCS port - */ - - -#include <bfa.h> -#include <bfa_svc.h> -#include "fcs_lport.h" -#include "fcs_rport.h" -#include "lport_priv.h" -#include "fcs_trcmod.h" -#include "fcs_fcxp.h" -#include <fcs/bfa_fcs_fdmi.h> - -BFA_TRC_FILE(FCS, FDMI); - -#define BFA_FCS_FDMI_CMD_MAX_RETRIES 2 - -/* - * forward declarations - */ -static void bfa_fcs_port_fdmi_send_rhba(void *fdmi_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_fdmi_send_rprt(void *fdmi_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_fdmi_send_rpa(void *fdmi_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_fdmi_rhba_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_fdmi_rprt_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_fdmi_rpa_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_fdmi_timeout(void *arg); -static u16 bfa_fcs_port_fdmi_build_rhba_pyld( - struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld); -static u16 bfa_fcs_port_fdmi_build_rprt_pyld( - struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld); -static u16 bfa_fcs_port_fdmi_build_rpa_pyld( - struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld); -static u16 bfa_fcs_port_fdmi_build_portattr_block( - struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld); -static void bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_port_fdmi_s *fdmi, - struct bfa_fcs_fdmi_hba_attr_s *hba_attr); -static void bfa_fcs_fdmi_get_portattr(struct bfa_fcs_port_fdmi_s *fdmi, - struct bfa_fcs_fdmi_port_attr_s *port_attr); -/** - * fcs_fdmi_sm FCS FDMI state machine - */ - -/** - * FDMI State Machine events - */ -enum port_fdmi_event { - FDMISM_EVENT_PORT_ONLINE = 1, - FDMISM_EVENT_PORT_OFFLINE = 2, - FDMISM_EVENT_RSP_OK = 4, - FDMISM_EVENT_RSP_ERROR = 5, - FDMISM_EVENT_TIMEOUT = 6, - FDMISM_EVENT_RHBA_SENT = 7, - FDMISM_EVENT_RPRT_SENT = 8, - FDMISM_EVENT_RPA_SENT = 9, -}; - -static void bfa_fcs_port_fdmi_sm_offline(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_sending_rhba(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_rhba(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_rhba_retry(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_sending_rprt(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_rprt(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_rprt_retry(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_sending_rpa(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_rpa(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_rpa_retry(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_online(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); -static void bfa_fcs_port_fdmi_sm_disabled(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event); - -/** - * Start in offline state - awaiting MS to send start. - */ -static void -bfa_fcs_port_fdmi_sm_offline(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - fdmi->retry_cnt = 0; - - switch (event) { - case FDMISM_EVENT_PORT_ONLINE: - if (port->vport) { - /* - * For Vports, register a new port. - */ - bfa_sm_set_state(fdmi, - bfa_fcs_port_fdmi_sm_sending_rprt); - bfa_fcs_port_fdmi_send_rprt(fdmi, NULL); - } else { - /* - * For a base port, we should first register the HBA - * atribute. The HBA attribute also contains the base - * port registration. - */ - bfa_sm_set_state(fdmi, - bfa_fcs_port_fdmi_sm_sending_rhba); - bfa_fcs_port_fdmi_send_rhba(fdmi, NULL); - } - break; - - case FDMISM_EVENT_PORT_OFFLINE: - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -static void -bfa_fcs_port_fdmi_sm_sending_rhba(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_RHBA_SENT: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rhba); - break; - - case FDMISM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), - &fdmi->fcxp_wqe); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -static void -bfa_fcs_port_fdmi_sm_rhba(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_RSP_ERROR: - /* - * if max retries have not been reached, start timer for a - * delayed retry - */ - if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rhba_retry); - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), - &fdmi->timer, bfa_fcs_port_fdmi_timeout, - fdmi, BFA_FCS_RETRY_TIMEOUT); - } else { - /* - * set state to offline - */ - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - } - break; - - case FDMISM_EVENT_RSP_OK: - /* - * Initiate Register Port Attributes - */ - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rpa); - fdmi->retry_cnt = 0; - bfa_fcs_port_fdmi_send_rpa(fdmi, NULL); - break; - - case FDMISM_EVENT_PORT_OFFLINE: - bfa_fcxp_discard(fdmi->fcxp); - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -static void -bfa_fcs_port_fdmi_sm_rhba_retry(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_TIMEOUT: - /* - * Retry Timer Expired. Re-send - */ - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rhba); - bfa_fcs_port_fdmi_send_rhba(fdmi, NULL); - break; - - case FDMISM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - bfa_timer_stop(&fdmi->timer); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -/* -* RPRT : Register Port - */ -static void -bfa_fcs_port_fdmi_sm_sending_rprt(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_RPRT_SENT: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rprt); - break; - - case FDMISM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), - &fdmi->fcxp_wqe); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -static void -bfa_fcs_port_fdmi_sm_rprt(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_RSP_ERROR: - /* - * if max retries have not been reached, start timer for a - * delayed retry - */ - if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rprt_retry); - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), - &fdmi->timer, bfa_fcs_port_fdmi_timeout, - fdmi, BFA_FCS_RETRY_TIMEOUT); - - } else { - /* - * set state to offline - */ - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - fdmi->retry_cnt = 0; - } - break; - - case FDMISM_EVENT_RSP_OK: - fdmi->retry_cnt = 0; - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_online); - break; - - case FDMISM_EVENT_PORT_OFFLINE: - bfa_fcxp_discard(fdmi->fcxp); - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -static void -bfa_fcs_port_fdmi_sm_rprt_retry(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_TIMEOUT: - /* - * Retry Timer Expired. Re-send - */ - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rprt); - bfa_fcs_port_fdmi_send_rprt(fdmi, NULL); - break; - - case FDMISM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - bfa_timer_stop(&fdmi->timer); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -/* - * Register Port Attributes - */ -static void -bfa_fcs_port_fdmi_sm_sending_rpa(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_RPA_SENT: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rpa); - break; - - case FDMISM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), - &fdmi->fcxp_wqe); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -static void -bfa_fcs_port_fdmi_sm_rpa(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_RSP_ERROR: - /* - * if max retries have not been reached, start timer for a - * delayed retry - */ - if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rpa_retry); - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), - &fdmi->timer, bfa_fcs_port_fdmi_timeout, - fdmi, BFA_FCS_RETRY_TIMEOUT); - } else { - /* - * set state to offline - */ - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - fdmi->retry_cnt = 0; - } - break; - - case FDMISM_EVENT_RSP_OK: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_online); - fdmi->retry_cnt = 0; - break; - - case FDMISM_EVENT_PORT_OFFLINE: - bfa_fcxp_discard(fdmi->fcxp); - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -static void -bfa_fcs_port_fdmi_sm_rpa_retry(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_TIMEOUT: - /* - * Retry Timer Expired. Re-send - */ - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rpa); - bfa_fcs_port_fdmi_send_rpa(fdmi, NULL); - break; - - case FDMISM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - bfa_timer_stop(&fdmi->timer); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -static void -bfa_fcs_port_fdmi_sm_online(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - switch (event) { - case FDMISM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - break; - - default: - bfa_sm_fault(port->fcs, event); - } -} - -/** - * FDMI is disabled state. - */ -static void -bfa_fcs_port_fdmi_sm_disabled(struct bfa_fcs_port_fdmi_s *fdmi, - enum port_fdmi_event event) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - bfa_trc(port->fcs, event); - - /* No op State. It can only be enabled at Driver Init. */ -} - -/** -* RHBA : Register HBA Attributes. - */ -static void -bfa_fcs_port_fdmi_send_rhba(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_fdmi_s *fdmi = fdmi_cbarg; - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct fchs_s fchs; - int len, attr_len; - struct bfa_fcxp_s *fcxp; - u8 *pyld; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, - bfa_fcs_port_fdmi_send_rhba, fdmi); - return; - } - fdmi->fcxp = fcxp; - - pyld = bfa_fcxp_get_reqbuf(fcxp); - bfa_os_memset(pyld, 0, FC_MAX_PDUSZ); - - len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_port_get_fcid(port), - FDMI_RHBA); - - attr_len = bfa_fcs_port_fdmi_build_rhba_pyld(fdmi, - (u8 *) ((struct ct_hdr_s *) pyld + 1)); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, (len + attr_len), &fchs, - bfa_fcs_port_fdmi_rhba_response, (void *)fdmi, - FC_MAX_PDUSZ, FC_FCCT_TOV); - - bfa_sm_send_event(fdmi, FDMISM_EVENT_RHBA_SENT); -} - -static u16 -bfa_fcs_port_fdmi_build_rhba_pyld(struct bfa_fcs_port_fdmi_s *fdmi, - u8 *pyld) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct bfa_fcs_fdmi_hba_attr_s hba_attr; /* @todo */ - struct bfa_fcs_fdmi_hba_attr_s *fcs_hba_attr = &hba_attr; /* @todo */ - struct fdmi_rhba_s *rhba = (struct fdmi_rhba_s *) pyld; - struct fdmi_attr_s *attr; - u8 *curr_ptr; - u16 len, count; - - /* - * get hba attributes - */ - bfa_fcs_fdmi_get_hbaattr(fdmi, fcs_hba_attr); - - rhba->hba_id = bfa_fcs_port_get_pwwn(port); - rhba->port_list.num_ports = bfa_os_htonl(1); - rhba->port_list.port_entry = bfa_fcs_port_get_pwwn(port); - - len = sizeof(rhba->hba_id) + sizeof(rhba->port_list); - - count = 0; - len += sizeof(rhba->hba_attr_blk.attr_count); - - /* - * fill out the invididual entries of the HBA attrib Block - */ - curr_ptr = (u8 *) &rhba->hba_attr_blk.hba_attr; - - /* - * Node Name - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_NODENAME); - attr->len = sizeof(wwn_t); - memcpy(attr->value, &bfa_fcs_port_get_nwwn(port), attr->len); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * Manufacturer - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MANUFACTURER); - attr->len = (u16) strlen(fcs_hba_attr->manufacturer); - memcpy(attr->value, fcs_hba_attr->manufacturer, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * Serial Number - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_SERIALNUM); - attr->len = (u16) strlen(fcs_hba_attr->serial_num); - memcpy(attr->value, fcs_hba_attr->serial_num, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * Model - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MODEL); - attr->len = (u16) strlen(fcs_hba_attr->model); - memcpy(attr->value, fcs_hba_attr->model, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * Model Desc - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MODEL_DESC); - attr->len = (u16) strlen(fcs_hba_attr->model_desc); - memcpy(attr->value, fcs_hba_attr->model_desc, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * H/W Version - */ - if (fcs_hba_attr->hw_version[0] != '\0') { - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_HW_VERSION); - attr->len = (u16) strlen(fcs_hba_attr->hw_version); - memcpy(attr->value, fcs_hba_attr->hw_version, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - } - - /* - * Driver Version - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_DRIVER_VERSION); - attr->len = (u16) strlen(fcs_hba_attr->driver_version); - memcpy(attr->value, fcs_hba_attr->driver_version, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len;; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * Option Rom Version - */ - if (fcs_hba_attr->option_rom_ver[0] != '\0') { - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_ROM_VERSION); - attr->len = (u16) strlen(fcs_hba_attr->option_rom_ver); - memcpy(attr->value, fcs_hba_attr->option_rom_ver, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - } - - /* - * f/w Version = driver version - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_FW_VERSION); - attr->len = (u16) strlen(fcs_hba_attr->driver_version); - memcpy(attr->value, fcs_hba_attr->driver_version, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * OS Name - */ - if (fcs_hba_attr->os_name[0] != '\0') { - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_OS_NAME); - attr->len = (u16) strlen(fcs_hba_attr->os_name); - memcpy(attr->value, fcs_hba_attr->os_name, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - } - - /* - * MAX_CT_PAYLOAD - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MAX_CT); - attr->len = sizeof(fcs_hba_attr->max_ct_pyld); - memcpy(attr->value, &fcs_hba_attr->max_ct_pyld, attr->len); - len += attr->len; - count++; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * Update size of payload - */ - len += ((sizeof(attr->type) + sizeof(attr->len)) * count); - - rhba->hba_attr_blk.attr_count = bfa_os_htonl(count); - return len; -} - -static void -bfa_fcs_port_fdmi_rhba_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)cbarg; - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct ct_hdr_s *cthdr = NULL; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); - return; - } - - cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); - cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); - - if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { - bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); - return; - } - - bfa_trc(port->fcs, cthdr->reason_code); - bfa_trc(port->fcs, cthdr->exp_code); - bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); -} - -/** -* RPRT : Register Port - */ -static void -bfa_fcs_port_fdmi_send_rprt(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_fdmi_s *fdmi = fdmi_cbarg; - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct fchs_s fchs; - u16 len, attr_len; - struct bfa_fcxp_s *fcxp; - u8 *pyld; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, - bfa_fcs_port_fdmi_send_rprt, fdmi); - return; - } - fdmi->fcxp = fcxp; - - pyld = bfa_fcxp_get_reqbuf(fcxp); - bfa_os_memset(pyld, 0, FC_MAX_PDUSZ); - - len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_port_get_fcid(port), - FDMI_RPRT); - - attr_len = bfa_fcs_port_fdmi_build_rprt_pyld(fdmi, - (u8 *) ((struct ct_hdr_s *) pyld + 1)); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len + attr_len, &fchs, - bfa_fcs_port_fdmi_rprt_response, (void *)fdmi, - FC_MAX_PDUSZ, FC_FCCT_TOV); - - bfa_sm_send_event(fdmi, FDMISM_EVENT_RPRT_SENT); -} - -/** - * This routine builds Port Attribute Block that used in RPA, RPRT commands. - */ -static u16 -bfa_fcs_port_fdmi_build_portattr_block(struct bfa_fcs_port_fdmi_s *fdmi, - u8 *pyld) -{ - struct bfa_fcs_fdmi_port_attr_s fcs_port_attr; - struct fdmi_port_attr_s *port_attrib = (struct fdmi_port_attr_s *) pyld; - struct fdmi_attr_s *attr; - u8 *curr_ptr; - u16 len; - u8 count = 0; - - /* - * get port attributes - */ - bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr); - - len = sizeof(port_attrib->attr_count); - - /* - * fill out the invididual entries - */ - curr_ptr = (u8 *) &port_attrib->port_attr; - - /* - * FC4 Types - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_FC4_TYPES); - attr->len = sizeof(fcs_port_attr.supp_fc4_types); - memcpy(attr->value, fcs_port_attr.supp_fc4_types, attr->len); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - ++count; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * Supported Speed - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_SUPP_SPEED); - attr->len = sizeof(fcs_port_attr.supp_speed); - memcpy(attr->value, &fcs_port_attr.supp_speed, attr->len); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - ++count; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * current Port Speed - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_PORT_SPEED); - attr->len = sizeof(fcs_port_attr.curr_speed); - memcpy(attr->value, &fcs_port_attr.curr_speed, attr->len); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - ++count; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * max frame size - */ - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_FRAME_SIZE); - attr->len = sizeof(fcs_port_attr.max_frm_size); - memcpy(attr->value, &fcs_port_attr.max_frm_size, attr->len); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - ++count; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - /* - * OS Device Name - */ - if (fcs_port_attr.os_device_name[0] != '\0') { - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_DEV_NAME); - attr->len = (u16) strlen(fcs_port_attr.os_device_name); - memcpy(attr->value, fcs_port_attr.os_device_name, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - ++count; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - } - /* - * Host Name - */ - if (fcs_port_attr.host_name[0] != '\0') { - attr = (struct fdmi_attr_s *) curr_ptr; - attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_HOST_NAME); - attr->len = (u16) strlen(fcs_port_attr.host_name); - memcpy(attr->value, fcs_port_attr.host_name, attr->len); - /* variable fields need to be 4 byte aligned */ - attr->len = fc_roundup(attr->len, sizeof(u32)); - curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; - len += attr->len; - ++count; - attr->len = - bfa_os_htons(attr->len + sizeof(attr->type) + - sizeof(attr->len)); - - } - - /* - * Update size of payload - */ - port_attrib->attr_count = bfa_os_htonl(count); - len += ((sizeof(attr->type) + sizeof(attr->len)) * count); - return len; -} - -static u16 -bfa_fcs_port_fdmi_build_rprt_pyld(struct bfa_fcs_port_fdmi_s *fdmi, - u8 *pyld) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct fdmi_rprt_s *rprt = (struct fdmi_rprt_s *) pyld; - u16 len; - - rprt->hba_id = bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port->fcs)); - rprt->port_name = bfa_fcs_port_get_pwwn(port); - - len = bfa_fcs_port_fdmi_build_portattr_block(fdmi, - (u8 *) &rprt->port_attr_blk); - - len += sizeof(rprt->hba_id) + sizeof(rprt->port_name); - - return len; -} - -static void -bfa_fcs_port_fdmi_rprt_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)cbarg; - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct ct_hdr_s *cthdr = NULL; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); - return; - } - - cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); - cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); - - if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { - bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); - return; - } - - bfa_trc(port->fcs, cthdr->reason_code); - bfa_trc(port->fcs, cthdr->exp_code); - bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); -} - -/** -* RPA : Register Port Attributes. - */ -static void -bfa_fcs_port_fdmi_send_rpa(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_fdmi_s *fdmi = fdmi_cbarg; - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct fchs_s fchs; - u16 len, attr_len; - struct bfa_fcxp_s *fcxp; - u8 *pyld; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, - bfa_fcs_port_fdmi_send_rpa, fdmi); - return; - } - fdmi->fcxp = fcxp; - - pyld = bfa_fcxp_get_reqbuf(fcxp); - bfa_os_memset(pyld, 0, FC_MAX_PDUSZ); - - len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_port_get_fcid(port), - FDMI_RPA); - - attr_len = bfa_fcs_port_fdmi_build_rpa_pyld(fdmi, - (u8 *) ((struct ct_hdr_s *) pyld + 1)); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len + attr_len, &fchs, - bfa_fcs_port_fdmi_rpa_response, (void *)fdmi, - FC_MAX_PDUSZ, FC_FCCT_TOV); - - bfa_sm_send_event(fdmi, FDMISM_EVENT_RPA_SENT); -} - -static u16 -bfa_fcs_port_fdmi_build_rpa_pyld(struct bfa_fcs_port_fdmi_s *fdmi, - u8 *pyld) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct fdmi_rpa_s *rpa = (struct fdmi_rpa_s *) pyld; - u16 len; - - rpa->port_name = bfa_fcs_port_get_pwwn(port); - - len = bfa_fcs_port_fdmi_build_portattr_block(fdmi, - (u8 *) &rpa->port_attr_blk); - - len += sizeof(rpa->port_name); - - return len; -} - -static void -bfa_fcs_port_fdmi_rpa_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)cbarg; - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct ct_hdr_s *cthdr = NULL; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); - return; - } - - cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); - cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); - - if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { - bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); - return; - } - - bfa_trc(port->fcs, cthdr->reason_code); - bfa_trc(port->fcs, cthdr->exp_code); - bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); -} - -static void -bfa_fcs_port_fdmi_timeout(void *arg) -{ - struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)arg; - - bfa_sm_send_event(fdmi, FDMISM_EVENT_TIMEOUT); -} - -static void -bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_port_fdmi_s *fdmi, - struct bfa_fcs_fdmi_hba_attr_s *hba_attr) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info; - - bfa_os_memset(hba_attr, 0, sizeof(struct bfa_fcs_fdmi_hba_attr_s)); - - bfa_ioc_get_adapter_manufacturer(&port->fcs->bfa->ioc, - hba_attr->manufacturer); - bfa_ioc_get_adapter_serial_num(&port->fcs->bfa->ioc, - hba_attr->serial_num); - bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc, hba_attr->model); - bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc, hba_attr->model_desc); - bfa_ioc_get_pci_chip_rev(&port->fcs->bfa->ioc, hba_attr->hw_version); - bfa_ioc_get_adapter_optrom_ver(&port->fcs->bfa->ioc, - hba_attr->option_rom_ver); - bfa_ioc_get_adapter_fw_ver(&port->fcs->bfa->ioc, hba_attr->fw_version); - - strncpy(hba_attr->driver_version, (char *)driver_info->version, - sizeof(hba_attr->driver_version)); - - strncpy(hba_attr->os_name, driver_info->host_os_name, - sizeof(hba_attr->os_name)); - - /* - * If there is a patch level, append it to the os name along with a - * separator - */ - if (driver_info->host_os_patch[0] != '\0') { - strncat(hba_attr->os_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, - sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); - strncat(hba_attr->os_name, driver_info->host_os_patch, - sizeof(driver_info->host_os_patch)); - } - - hba_attr->max_ct_pyld = bfa_os_htonl(FC_MAX_PDUSZ); - -} - -static void -bfa_fcs_fdmi_get_portattr(struct bfa_fcs_port_fdmi_s *fdmi, - struct bfa_fcs_fdmi_port_attr_s *port_attr) -{ - struct bfa_fcs_port_s *port = fdmi->ms->port; - struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info; - struct bfa_pport_attr_s pport_attr; - - bfa_os_memset(port_attr, 0, sizeof(struct bfa_fcs_fdmi_port_attr_s)); - - /* - * get pport attributes from hal - */ - bfa_fcport_get_attr(port->fcs->bfa, &pport_attr); - - /* - * get FC4 type Bitmask - */ - fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->supp_fc4_types); - - /* - * Supported Speeds - */ - port_attr->supp_speed = bfa_os_htonl(BFA_FCS_FDMI_SUPORTED_SPEEDS); - - /* - * Current Speed - */ - port_attr->curr_speed = bfa_os_htonl(pport_attr.speed); - - /* - * Max PDU Size. - */ - port_attr->max_frm_size = bfa_os_htonl(FC_MAX_PDUSZ); - - /* - * OS device Name - */ - strncpy(port_attr->os_device_name, (char *)driver_info->os_device_name, - sizeof(port_attr->os_device_name)); - - /* - * Host name - */ - strncpy(port_attr->host_name, (char *)driver_info->host_machine_name, - sizeof(port_attr->host_name)); - -} - - -void -bfa_fcs_port_fdmi_init(struct bfa_fcs_port_ms_s *ms) -{ - struct bfa_fcs_port_fdmi_s *fdmi = &ms->fdmi; - - fdmi->ms = ms; - if (ms->port->fcs->fdmi_enabled) - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline); - else - bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_disabled); -} - -void -bfa_fcs_port_fdmi_offline(struct bfa_fcs_port_ms_s *ms) -{ - struct bfa_fcs_port_fdmi_s *fdmi = &ms->fdmi; - - fdmi->ms = ms; - bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_OFFLINE); -} - -void -bfa_fcs_port_fdmi_online(struct bfa_fcs_port_ms_s *ms) -{ - struct bfa_fcs_port_fdmi_s *fdmi = &ms->fdmi; - - fdmi->ms = ms; - bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_ONLINE); -} diff --git a/drivers/scsi/bfa/include/aen/bfa_aen.h b/drivers/scsi/bfa/include/aen/bfa_aen.h deleted file mode 100644 index 6abbab005db..00000000000 --- a/drivers/scsi/bfa/include/aen/bfa_aen.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_AEN_H__ -#define __BFA_AEN_H__ - -#include "defs/bfa_defs_aen.h" -#include "defs/bfa_defs_status.h" -#include "cs/bfa_debug.h" - -#define BFA_AEN_MAX_ENTRY 512 - -extern int bfa_aen_max_cfg_entry; -struct bfa_aen_s { - void *bfad; - int max_entry; - int write_index; - int read_index; - int bfad_num; - int seq_num; - void (*aen_cb_notify)(void *bfad); - void (*gettimeofday)(struct bfa_timeval_s *tv); - struct bfa_trc_mod_s *trcmod; - int app_ri[BFA_AEN_MAX_APP]; /* For multiclient support */ - struct bfa_aen_entry_s list[BFA_AEN_MAX_ENTRY]; /* Must be the last */ -}; - - -/** - * Public APIs - */ -static inline void -bfa_aen_set_max_cfg_entry(int max_entry) -{ - bfa_aen_max_cfg_entry = max_entry; -} - -static inline int -bfa_aen_get_max_cfg_entry(void) -{ - return bfa_aen_max_cfg_entry; -} - -static inline int -bfa_aen_get_meminfo(void) -{ - return sizeof(struct bfa_aen_entry_s) * bfa_aen_get_max_cfg_entry(); -} - -static inline int -bfa_aen_get_wi(struct bfa_aen_s *aen) -{ - return aen->write_index; -} - -static inline int -bfa_aen_get_ri(struct bfa_aen_s *aen) -{ - return aen->read_index; -} - -static inline int -bfa_aen_fetch_count(struct bfa_aen_s *aen, enum bfa_aen_app app_id) -{ - bfa_assert((app_id < BFA_AEN_MAX_APP) && (app_id >= bfa_aen_app_bcu)); - return ((aen->write_index + aen->max_entry) - aen->app_ri[app_id]) - % aen->max_entry; -} - -int bfa_aen_init(struct bfa_aen_s *aen, struct bfa_trc_mod_s *trcmod, - void *bfad, int bfad_num, void (*aen_cb_notify)(void *), - void (*gettimeofday)(struct bfa_timeval_s *)); - -void bfa_aen_post(struct bfa_aen_s *aen, enum bfa_aen_category aen_category, - int aen_type, union bfa_aen_data_u *aen_data); - -bfa_status_t bfa_aen_fetch(struct bfa_aen_s *aen, - struct bfa_aen_entry_s *aen_entry, - int entry_req, enum bfa_aen_app app_id, int *entry_ret); - -int bfa_aen_get_inst(struct bfa_aen_s *aen); - -#endif /* __BFA_AEN_H__ */ diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_adapter.h b/drivers/scsi/bfa/include/aen/bfa_aen_adapter.h deleted file mode 100644 index 260d3ea1cab..00000000000 --- a/drivers/scsi/bfa/include/aen/bfa_aen_adapter.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for BFA_AEN_CAT_ADAPTER Module */ -#ifndef __bfa_aen_adapter_h__ -#define __bfa_aen_adapter_h__ - -#include <cs/bfa_log.h> -#include <defs/bfa_defs_aen.h> - -#define BFA_AEN_ADAPTER_ADD \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_ADAPTER, BFA_ADAPTER_AEN_ADD) -#define BFA_AEN_ADAPTER_REMOVE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_ADAPTER, BFA_ADAPTER_AEN_REMOVE) - -#endif - diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_audit.h b/drivers/scsi/bfa/include/aen/bfa_aen_audit.h deleted file mode 100644 index 12cd7aab5d5..00000000000 --- a/drivers/scsi/bfa/include/aen/bfa_aen_audit.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for BFA_AEN_CAT_AUDIT Module */ -#ifndef __bfa_aen_audit_h__ -#define __bfa_aen_audit_h__ - -#include <cs/bfa_log.h> -#include <defs/bfa_defs_aen.h> - -#define BFA_AEN_AUDIT_AUTH_ENABLE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_AUDIT, BFA_AUDIT_AEN_AUTH_ENABLE) -#define BFA_AEN_AUDIT_AUTH_DISABLE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_AUDIT, BFA_AUDIT_AEN_AUTH_DISABLE) - -#endif - diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_ethport.h b/drivers/scsi/bfa/include/aen/bfa_aen_ethport.h deleted file mode 100644 index 507d0b58d14..00000000000 --- a/drivers/scsi/bfa/include/aen/bfa_aen_ethport.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for BFA_AEN_CAT_ETHPORT Module */ -#ifndef __bfa_aen_ethport_h__ -#define __bfa_aen_ethport_h__ - -#include <cs/bfa_log.h> -#include <defs/bfa_defs_aen.h> - -#define BFA_AEN_ETHPORT_LINKUP \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_LINKUP) -#define BFA_AEN_ETHPORT_LINKDOWN \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_LINKDOWN) -#define BFA_AEN_ETHPORT_ENABLE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_ENABLE) -#define BFA_AEN_ETHPORT_DISABLE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_DISABLE) - -#endif - diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h b/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h deleted file mode 100644 index 4daf96faa26..00000000000 --- a/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for BFA_AEN_CAT_IOC Module */ -#ifndef __bfa_aen_ioc_h__ -#define __bfa_aen_ioc_h__ - -#include <cs/bfa_log.h> -#include <defs/bfa_defs_aen.h> - -#define BFA_AEN_IOC_HBGOOD \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_HBGOOD) -#define BFA_AEN_IOC_HBFAIL \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_HBFAIL) -#define BFA_AEN_IOC_ENABLE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_ENABLE) -#define BFA_AEN_IOC_DISABLE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_DISABLE) -#define BFA_AEN_IOC_FWMISMATCH \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_FWMISMATCH) -#define BFA_AEN_IOC_FWCFG_ERROR \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_FWCFG_ERROR) -#define BFA_AEN_IOC_INVALID_VENDOR \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_INVALID_VENDOR) -#define BFA_AEN_IOC_INVALID_NWWN \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_INVALID_NWWN) -#define BFA_AEN_IOC_INVALID_PWWN \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_INVALID_PWWN) - -#endif - diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_itnim.h b/drivers/scsi/bfa/include/aen/bfa_aen_itnim.h deleted file mode 100644 index a7d8ddcfef9..00000000000 --- a/drivers/scsi/bfa/include/aen/bfa_aen_itnim.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for BFA_AEN_CAT_ITNIM Module */ -#ifndef __bfa_aen_itnim_h__ -#define __bfa_aen_itnim_h__ - -#include <cs/bfa_log.h> -#include <defs/bfa_defs_aen.h> - -#define BFA_AEN_ITNIM_ONLINE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_ONLINE) -#define BFA_AEN_ITNIM_OFFLINE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_OFFLINE) -#define BFA_AEN_ITNIM_DISCONNECT \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_DISCONNECT) - -#endif - diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_lport.h b/drivers/scsi/bfa/include/aen/bfa_aen_lport.h deleted file mode 100644 index 5a8ebb65193..00000000000 --- a/drivers/scsi/bfa/include/aen/bfa_aen_lport.h +++ /dev/null @@ -1,51 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for BFA_AEN_CAT_LPORT Module */ -#ifndef __bfa_aen_lport_h__ -#define __bfa_aen_lport_h__ - -#include <cs/bfa_log.h> -#include <defs/bfa_defs_aen.h> - -#define BFA_AEN_LPORT_NEW \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW) -#define BFA_AEN_LPORT_DELETE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE) -#define BFA_AEN_LPORT_ONLINE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_ONLINE) -#define BFA_AEN_LPORT_OFFLINE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_OFFLINE) -#define BFA_AEN_LPORT_DISCONNECT \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DISCONNECT) -#define BFA_AEN_LPORT_NEW_PROP \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW_PROP) -#define BFA_AEN_LPORT_DELETE_PROP \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE_PROP) -#define BFA_AEN_LPORT_NEW_STANDARD \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW_STANDARD) -#define BFA_AEN_LPORT_DELETE_STANDARD \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE_STANDARD) -#define BFA_AEN_LPORT_NPIV_DUP_WWN \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_DUP_WWN) -#define BFA_AEN_LPORT_NPIV_FABRIC_MAX \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_FABRIC_MAX) -#define BFA_AEN_LPORT_NPIV_UNKNOWN \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_UNKNOWN) - -#endif - diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_port.h b/drivers/scsi/bfa/include/aen/bfa_aen_port.h deleted file mode 100644 index 9add905a622..00000000000 --- a/drivers/scsi/bfa/include/aen/bfa_aen_port.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for BFA_AEN_CAT_PORT Module */ -#ifndef __bfa_aen_port_h__ -#define __bfa_aen_port_h__ - -#include <cs/bfa_log.h> -#include <defs/bfa_defs_aen.h> - -#define BFA_AEN_PORT_ONLINE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_ONLINE) -#define BFA_AEN_PORT_OFFLINE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_OFFLINE) -#define BFA_AEN_PORT_RLIR \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_RLIR) -#define BFA_AEN_PORT_SFP_INSERT \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_INSERT) -#define BFA_AEN_PORT_SFP_REMOVE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_REMOVE) -#define BFA_AEN_PORT_SFP_POM \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_POM) -#define BFA_AEN_PORT_ENABLE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_ENABLE) -#define BFA_AEN_PORT_DISABLE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_DISABLE) -#define BFA_AEN_PORT_AUTH_ON \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_AUTH_ON) -#define BFA_AEN_PORT_AUTH_OFF \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_AUTH_OFF) -#define BFA_AEN_PORT_DISCONNECT \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_DISCONNECT) -#define BFA_AEN_PORT_QOS_NEG \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_QOS_NEG) -#define BFA_AEN_PORT_FABRIC_NAME_CHANGE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_FABRIC_NAME_CHANGE) -#define BFA_AEN_PORT_SFP_ACCESS_ERROR \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_ACCESS_ERROR) -#define BFA_AEN_PORT_SFP_UNSUPPORT \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_UNSUPPORT) - -#endif - diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_rport.h b/drivers/scsi/bfa/include/aen/bfa_aen_rport.h deleted file mode 100644 index 7e4be1fd5e1..00000000000 --- a/drivers/scsi/bfa/include/aen/bfa_aen_rport.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for BFA_AEN_CAT_RPORT Module */ -#ifndef __bfa_aen_rport_h__ -#define __bfa_aen_rport_h__ - -#include <cs/bfa_log.h> -#include <defs/bfa_defs_aen.h> - -#define BFA_AEN_RPORT_ONLINE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_ONLINE) -#define BFA_AEN_RPORT_OFFLINE \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_OFFLINE) -#define BFA_AEN_RPORT_DISCONNECT \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_DISCONNECT) -#define BFA_AEN_RPORT_QOS_PRIO \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_QOS_PRIO) -#define BFA_AEN_RPORT_QOS_FLOWID \ - BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_QOS_FLOWID) - -#endif - diff --git a/drivers/scsi/bfa/include/bfa.h b/drivers/scsi/bfa/include/bfa.h deleted file mode 100644 index d52b32f5695..00000000000 --- a/drivers/scsi/bfa/include/bfa.h +++ /dev/null @@ -1,203 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_H__ -#define __BFA_H__ - -#include <bfa_os_inc.h> -#include <cs/bfa_debug.h> -#include <cs/bfa_q.h> -#include <cs/bfa_trc.h> -#include <cs/bfa_log.h> -#include <cs/bfa_plog.h> -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_ioc.h> -#include <defs/bfa_defs_iocfc.h> -#include <aen/bfa_aen.h> -#include <bfi/bfi.h> - -struct bfa_s; -#include <bfa_intr_priv.h> - -struct bfa_pcidev_s; - -/** - * PCI devices supported by the current BFA - */ -struct bfa_pciid_s { - u16 device_id; - u16 vendor_id; -}; - -extern char bfa_version[]; - -/** - * BFA Power Mgmt Commands - */ -enum bfa_pm_cmd { - BFA_PM_CTL_D0 = 0, - BFA_PM_CTL_D1 = 1, - BFA_PM_CTL_D2 = 2, - BFA_PM_CTL_D3 = 3, -}; - -/** - * BFA memory resources - */ -enum bfa_mem_type { - BFA_MEM_TYPE_KVA = 1, /*! Kernel Virtual Memory *(non-dma-able) */ - BFA_MEM_TYPE_DMA = 2, /*! DMA-able memory */ - BFA_MEM_TYPE_MAX = BFA_MEM_TYPE_DMA, -}; - -struct bfa_mem_elem_s { - enum bfa_mem_type mem_type; /* see enum bfa_mem_type */ - u32 mem_len; /* Total Length in Bytes */ - u8 *kva; /* kernel virtual address */ - u64 dma; /* dma address if DMA memory */ - u8 *kva_curp; /* kva allocation cursor */ - u64 dma_curp; /* dma allocation cursor */ -}; - -struct bfa_meminfo_s { - struct bfa_mem_elem_s meminfo[BFA_MEM_TYPE_MAX]; -}; -#define bfa_meminfo_kva(_m) \ - ((_m)->meminfo[BFA_MEM_TYPE_KVA - 1].kva_curp) -#define bfa_meminfo_dma_virt(_m) \ - ((_m)->meminfo[BFA_MEM_TYPE_DMA - 1].kva_curp) -#define bfa_meminfo_dma_phys(_m) \ - ((_m)->meminfo[BFA_MEM_TYPE_DMA - 1].dma_curp) - -/** - * Generic Scatter Gather Element used by driver - */ -struct bfa_sge_s { - u32 sg_len; - void *sg_addr; -}; - -#define bfa_sge_to_be(__sge) do { \ - ((u32 *)(__sge))[0] = bfa_os_htonl(((u32 *)(__sge))[0]); \ - ((u32 *)(__sge))[1] = bfa_os_htonl(((u32 *)(__sge))[1]); \ - ((u32 *)(__sge))[2] = bfa_os_htonl(((u32 *)(__sge))[2]); \ -} while (0) - - -/* - * bfa stats interfaces - */ -#define bfa_stats(_mod, _stats) ((_mod)->stats._stats++) - -#define bfa_ioc_get_stats(__bfa, __ioc_stats) \ - bfa_ioc_fetch_stats(&(__bfa)->ioc, __ioc_stats) -#define bfa_ioc_clear_stats(__bfa) \ - bfa_ioc_clr_stats(&(__bfa)->ioc) -#define bfa_get_nports(__bfa) \ - bfa_ioc_get_nports(&(__bfa)->ioc) -#define bfa_get_adapter_manufacturer(__bfa, __manufacturer) \ - bfa_ioc_get_adapter_manufacturer(&(__bfa)->ioc, __manufacturer) -#define bfa_get_adapter_model(__bfa, __model) \ - bfa_ioc_get_adapter_model(&(__bfa)->ioc, __model) -#define bfa_get_adapter_serial_num(__bfa, __serial_num) \ - bfa_ioc_get_adapter_serial_num(&(__bfa)->ioc, __serial_num) -#define bfa_get_adapter_fw_ver(__bfa, __fw_ver) \ - bfa_ioc_get_adapter_fw_ver(&(__bfa)->ioc, __fw_ver) -#define bfa_get_adapter_optrom_ver(__bfa, __optrom_ver) \ - bfa_ioc_get_adapter_optrom_ver(&(__bfa)->ioc, __optrom_ver) -#define bfa_get_pci_chip_rev(__bfa, __chip_rev) \ - bfa_ioc_get_pci_chip_rev(&(__bfa)->ioc, __chip_rev) -#define bfa_get_ioc_state(__bfa) \ - bfa_ioc_get_state(&(__bfa)->ioc) -#define bfa_get_type(__bfa) \ - bfa_ioc_get_type(&(__bfa)->ioc) -#define bfa_get_mac(__bfa) \ - bfa_ioc_get_mac(&(__bfa)->ioc) -#define bfa_get_mfg_mac(__bfa) \ - bfa_ioc_get_mfg_mac(&(__bfa)->ioc) -#define bfa_get_fw_clock_res(__bfa) \ - ((__bfa)->iocfc.cfgrsp->fwcfg.fw_tick_res) - -/* - * bfa API functions - */ -void bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids); -void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg); -void bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg); -void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo); -void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo, - struct bfa_pcidev_s *pcidev); -void bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod); -void bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod); -void bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen); -void bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog); -void bfa_detach(struct bfa_s *bfa); -void bfa_init(struct bfa_s *bfa); -void bfa_start(struct bfa_s *bfa); -void bfa_stop(struct bfa_s *bfa); -void bfa_attach_fcs(struct bfa_s *bfa); -void bfa_cb_init(void *bfad, bfa_status_t status); -void bfa_cb_stop(void *bfad, bfa_status_t status); -void bfa_cb_updateq(void *bfad, bfa_status_t status); - -bfa_boolean_t bfa_intx(struct bfa_s *bfa); -void bfa_isr_enable(struct bfa_s *bfa); -void bfa_isr_disable(struct bfa_s *bfa); -void bfa_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap, - u32 *num_vecs, u32 *max_vec_bit); -#define bfa_msix(__bfa, __vec) ((__bfa)->msix.handler[__vec](__bfa, __vec)) - -void bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q); -void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q); -void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q); - -typedef void (*bfa_cb_ioc_t) (void *cbarg, enum bfa_status status); -void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr); -bfa_status_t bfa_iocfc_get_stats(struct bfa_s *bfa, - struct bfa_iocfc_stats_s *stats, - bfa_cb_ioc_t cbfn, void *cbarg); -bfa_status_t bfa_iocfc_clear_stats(struct bfa_s *bfa, - bfa_cb_ioc_t cbfn, void *cbarg); -void bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr); - -void bfa_adapter_get_attr(struct bfa_s *bfa, - struct bfa_adapter_attr_s *ad_attr); -u64 bfa_adapter_get_id(struct bfa_s *bfa); - -bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa, - struct bfa_iocfc_intr_attr_s *attr); - -void bfa_iocfc_enable(struct bfa_s *bfa); -void bfa_iocfc_disable(struct bfa_s *bfa); -void bfa_ioc_auto_recover(bfa_boolean_t auto_recover); -void bfa_chip_reset(struct bfa_s *bfa); -void bfa_cb_ioc_disable(void *bfad); -void bfa_timer_tick(struct bfa_s *bfa); -#define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout) \ - bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout) - -/* - * BFA debug API functions - */ -bfa_status_t bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen); -bfa_status_t bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen); -void bfa_debug_fwsave_clear(struct bfa_s *bfa); - -#include "bfa_priv.h" - -#endif /* __BFA_H__ */ diff --git a/drivers/scsi/bfa/include/bfa_fcpim.h b/drivers/scsi/bfa/include/bfa_fcpim.h deleted file mode 100644 index 4bc9453081d..00000000000 --- a/drivers/scsi/bfa/include/bfa_fcpim.h +++ /dev/null @@ -1,177 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_FCPIM_H__ -#define __BFA_FCPIM_H__ - -#include <bfa.h> -#include <bfa_svc.h> -#include <bfi/bfi_fcpim.h> -#include <defs/bfa_defs_fcpim.h> - -/* - * forward declarations - */ -struct bfa_itnim_s; -struct bfa_ioim_s; -struct bfa_tskim_s; -struct bfad_ioim_s; -struct bfad_tskim_s; - -/* - * bfa fcpim module API functions - */ -void bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov); -u16 bfa_fcpim_path_tov_get(struct bfa_s *bfa); -void bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth); -u16 bfa_fcpim_qdepth_get(struct bfa_s *bfa); -bfa_status_t bfa_fcpim_get_modstats(struct bfa_s *bfa, - struct bfa_fcpim_stats_s *modstats); -bfa_status_t bfa_fcpim_clr_modstats(struct bfa_s *bfa); -void bfa_fcpim_set_ioredirect(struct bfa_s *bfa, bfa_boolean_t state); -void bfa_fcpim_update_ioredirect(struct bfa_s *bfa); -void bfa_cb_ioredirect_state_change(void *hcb_bfad, bfa_boolean_t ioredirect); - -#define bfa_fcpim_ioredirect_enabled(__bfa) \ - (((struct bfa_fcpim_mod_s *)(BFA_FCPIM_MOD(__bfa)))->ioredirect) - -#define bfa_fcpim_get_next_reqq(__bfa, __qid) \ -{ \ - struct bfa_fcpim_mod_s *__fcpim = BFA_FCPIM_MOD(__bfa); \ - __fcpim->reqq++; \ - __fcpim->reqq &= (BFI_IOC_MAX_CQS - 1); \ - *(__qid) = __fcpim->reqq; \ -} - -#define bfa_iocfc_map_msg_to_qid(__msg, __qid) \ - *(__qid) = (u8)((__msg) & (BFI_IOC_MAX_CQS - 1)); - - -/* - * bfa itnim API functions - */ -struct bfa_itnim_s *bfa_itnim_create(struct bfa_s *bfa, - struct bfa_rport_s *rport, void *itnim); -void bfa_itnim_delete(struct bfa_itnim_s *itnim); -void bfa_itnim_online(struct bfa_itnim_s *itnim, - bfa_boolean_t seq_rec); -void bfa_itnim_offline(struct bfa_itnim_s *itnim); -void bfa_itnim_get_stats(struct bfa_itnim_s *itnim, - struct bfa_itnim_hal_stats_s *stats); -void bfa_itnim_clear_stats(struct bfa_itnim_s *itnim); - -#define bfa_itnim_get_reqq(__ioim) (((struct bfa_ioim_s *)__ioim)->itnim->reqq) - -/** - * BFA completion callback for bfa_itnim_online(). - * - * @param[in] itnim FCS or driver itnim instance - * - * return None - */ -void bfa_cb_itnim_online(void *itnim); - -/** - * BFA completion callback for bfa_itnim_offline(). - * - * @param[in] itnim FCS or driver itnim instance - * - * return None - */ -void bfa_cb_itnim_offline(void *itnim); -void bfa_cb_itnim_tov_begin(void *itnim); -void bfa_cb_itnim_tov(void *itnim); - -/** - * BFA notification to FCS/driver for second level error recovery. - * - * Atleast one I/O request has timedout and target is unresponsive to - * repeated abort requests. Second level error recovery should be initiated - * by starting implicit logout and recovery procedures. - * - * @param[in] itnim FCS or driver itnim instance - * - * return None - */ -void bfa_cb_itnim_sler(void *itnim); - -/* - * bfa ioim API functions - */ -struct bfa_ioim_s *bfa_ioim_alloc(struct bfa_s *bfa, - struct bfad_ioim_s *dio, - struct bfa_itnim_s *itnim, - u16 nsgles); - -void bfa_ioim_free(struct bfa_ioim_s *ioim); -void bfa_ioim_start(struct bfa_ioim_s *ioim); -void bfa_ioim_abort(struct bfa_ioim_s *ioim); -void bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, - bfa_boolean_t iotov); - - -/** - * I/O completion notification. - * - * @param[in] dio driver IO structure - * @param[in] io_status IO completion status - * @param[in] scsi_status SCSI status returned by target - * @param[in] sns_len SCSI sense length, 0 if none - * @param[in] sns_info SCSI sense data, if any - * @param[in] residue Residual length - * - * @return None - */ -void bfa_cb_ioim_done(void *bfad, struct bfad_ioim_s *dio, - enum bfi_ioim_status io_status, - u8 scsi_status, int sns_len, - u8 *sns_info, s32 residue); - -/** - * I/O good completion notification. - * - * @param[in] dio driver IO structure - * - * @return None - */ -void bfa_cb_ioim_good_comp(void *bfad, struct bfad_ioim_s *dio); - -/** - * I/O abort completion notification - * - * @param[in] dio driver IO that was aborted - * - * @return None - */ -void bfa_cb_ioim_abort(void *bfad, struct bfad_ioim_s *dio); -void bfa_cb_ioim_resfree(void *hcb_bfad); - -void bfa_cb_ioim_resfree(void *hcb_bfad); - -/* - * bfa tskim API functions - */ -struct bfa_tskim_s *bfa_tskim_alloc(struct bfa_s *bfa, - struct bfad_tskim_s *dtsk); -void bfa_tskim_free(struct bfa_tskim_s *tskim); -void bfa_tskim_start(struct bfa_tskim_s *tskim, - struct bfa_itnim_s *itnim, lun_t lun, - enum fcp_tm_cmnd tm, u8 t_secs); -void bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk, - enum bfi_tskim_status tsk_status); - -#endif /* __BFA_FCPIM_H__ */ diff --git a/drivers/scsi/bfa/include/bfa_fcptm.h b/drivers/scsi/bfa/include/bfa_fcptm.h deleted file mode 100644 index 5f5ffe0bb1b..00000000000 --- a/drivers/scsi/bfa/include/bfa_fcptm.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_FCPTM_H__ -#define __BFA_FCPTM_H__ - -#include <bfa.h> -#include <bfa_svc.h> -#include <bfi/bfi_fcptm.h> - -/* - * forward declarations - */ -struct bfa_tin_s; -struct bfa_iotm_s; -struct bfa_tsktm_s; - -/* - * bfa fcptm module API functions - */ -void bfa_fcptm_path_tov_set(struct bfa_s *bfa, u16 path_tov); -u16 bfa_fcptm_path_tov_get(struct bfa_s *bfa); -void bfa_fcptm_qdepth_set(struct bfa_s *bfa, u16 q_depth); -u16 bfa_fcptm_qdepth_get(struct bfa_s *bfa); - -/* - * bfa tin API functions - */ -void bfa_tin_get_stats(struct bfa_tin_s *tin, struct bfa_tin_stats_s *stats); -void bfa_tin_clear_stats(struct bfa_tin_s *tin); - -#endif /* __BFA_FCPTM_H__ */ - diff --git a/drivers/scsi/bfa/include/bfa_svc.h b/drivers/scsi/bfa/include/bfa_svc.h deleted file mode 100644 index 7840943d73b..00000000000 --- a/drivers/scsi/bfa/include/bfa_svc.h +++ /dev/null @@ -1,338 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_SVC_H__ -#define __BFA_SVC_H__ - -/* - * forward declarations - */ -struct bfa_fcxp_s; - -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_pport.h> -#include <defs/bfa_defs_rport.h> -#include <defs/bfa_defs_qos.h> -#include <defs/bfa_defs_fcport.h> -#include <cs/bfa_sm.h> -#include <bfa.h> - -/** - * BFA rport information. - */ -struct bfa_rport_info_s { - u16 max_frmsz; /* max rcv pdu size */ - u32 pid:24, /* remote port ID */ - lp_tag:8; /* tag */ - u32 local_pid:24, /* local port ID */ - cisc:8; /* CIRO supported */ - u8 fc_class; /* supported FC classes. enum fc_cos */ - u8 vf_en; /* virtual fabric enable */ - u16 vf_id; /* virtual fabric ID */ - enum bfa_pport_speed speed; /* Rport's current speed */ -}; - -/** - * BFA rport data structure - */ -struct bfa_rport_s { - struct list_head qe; /* queue element */ - bfa_sm_t sm; /* state machine */ - struct bfa_s *bfa; /* backpointer to BFA */ - void *rport_drv; /* fcs/driver rport object */ - u16 fw_handle; /* firmware rport handle */ - u16 rport_tag; /* BFA rport tag */ - struct bfa_rport_info_s rport_info; /* rport info from fcs/driver */ - struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ - struct bfa_cb_qe_s hcb_qe; /* BFA callback qelem */ - struct bfa_rport_hal_stats_s stats; /* BFA rport statistics */ - struct bfa_rport_qos_attr_s qos_attr; - union a { - bfa_status_t status; /* f/w status */ - void *fw_msg; /* QoS scn event */ - } event_arg; -}; -#define BFA_RPORT_FC_COS(_rport) ((_rport)->rport_info.fc_class) - -/** - * Send completion callback. - */ -typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp, - void *cbarg, enum bfa_status req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs); - -/** - * BFA fcxp allocation (asynchronous) - */ -typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp); - -struct bfa_fcxp_wqe_s { - struct list_head qe; - bfa_fcxp_alloc_cbfn_t alloc_cbfn; - void *alloc_cbarg; -}; - -typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid); -typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid); - -#define BFA_UF_BUFSZ (2 * 1024 + 256) - -/** - * @todo private - */ -struct bfa_uf_buf_s { - u8 d[BFA_UF_BUFSZ]; -}; - - -struct bfa_uf_s { - struct list_head qe; /* queue element */ - struct bfa_s *bfa; /* bfa instance */ - u16 uf_tag; /* identifying tag fw msgs */ - u16 vf_id; - u16 src_rport_handle; - u16 rsvd; - u8 *data_ptr; - u16 data_len; /* actual receive length */ - u16 pb_len; /* posted buffer length */ - void *buf_kva; /* buffer virtual address */ - u64 buf_pa; /* buffer physical address */ - struct bfa_cb_qe_s hcb_qe; /* comp: BFA comp qelem */ - struct bfa_sge_s sges[BFI_SGE_INLINE_MAX]; -}; - -typedef void (*bfa_cb_pport_t) (void *cbarg, enum bfa_status status); - -/** - * bfa lport login/logout service interface - */ -struct bfa_lps_s { - struct list_head qe; /* queue element */ - struct bfa_s *bfa; /* parent bfa instance */ - bfa_sm_t sm; /* finite state machine */ - u8 lp_tag; /* lport tag */ - u8 reqq; /* lport request queue */ - u8 alpa; /* ALPA for loop topologies */ - u32 lp_pid; /* lport port ID */ - bfa_boolean_t fdisc; /* send FDISC instead of FLOGI */ - bfa_boolean_t auth_en; /* enable authentication */ - bfa_boolean_t auth_req; /* authentication required */ - bfa_boolean_t npiv_en; /* NPIV is allowed by peer */ - bfa_boolean_t fport; /* attached peer is F_PORT */ - bfa_boolean_t brcd_switch;/* attached peer is brcd switch */ - bfa_status_t status; /* login status */ - u16 pdusz; /* max receive PDU size */ - u16 pr_bbcred; /* BB_CREDIT from peer */ - u8 lsrjt_rsn; /* LSRJT reason */ - u8 lsrjt_expl; /* LSRJT explanation */ - wwn_t pwwn; /* port wwn of lport */ - wwn_t nwwn; /* node wwn of lport */ - wwn_t pr_pwwn; /* port wwn of lport peer */ - wwn_t pr_nwwn; /* node wwn of lport peer */ - mac_t lp_mac; /* fpma/spma MAC for lport */ - mac_t fcf_mac; /* FCF MAC of lport */ - struct bfa_reqq_wait_s wqe; /* request wait queue element */ - void *uarg; /* user callback arg */ - struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */ - struct bfi_lps_login_rsp_s *loginrsp; - bfa_eproto_status_t ext_status; -}; - -#define BFA_FCPORT(_bfa) (&((_bfa)->modules.port)) - -/* - * bfa pport API functions - */ -bfa_status_t bfa_fcport_enable(struct bfa_s *bfa); -bfa_status_t bfa_fcport_disable(struct bfa_s *bfa); -bfa_status_t bfa_fcport_cfg_speed(struct bfa_s *bfa, - enum bfa_pport_speed speed); -enum bfa_pport_speed bfa_fcport_get_speed(struct bfa_s *bfa); -bfa_status_t bfa_fcport_cfg_topology(struct bfa_s *bfa, - enum bfa_pport_topology topo); -enum bfa_pport_topology bfa_fcport_get_topology(struct bfa_s *bfa); -bfa_status_t bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa); -bfa_boolean_t bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa); -u8 bfa_fcport_get_myalpa(struct bfa_s *bfa); -bfa_status_t bfa_fcport_clr_hardalpa(struct bfa_s *bfa); -bfa_status_t bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize); -u16 bfa_fcport_get_maxfrsize(struct bfa_s *bfa); -u32 bfa_fcport_mypid(struct bfa_s *bfa); -u8 bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa); -bfa_status_t bfa_fcport_trunk_enable(struct bfa_s *bfa, u8 bitmap); -bfa_status_t bfa_fcport_trunk_disable(struct bfa_s *bfa); -bfa_boolean_t bfa_fcport_trunk_query(struct bfa_s *bfa, u32 *bitmap); -void bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr); -wwn_t bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node); -void bfa_fcport_event_register(struct bfa_s *bfa, - void (*event_cbfn) (void *cbarg, - bfa_pport_event_t event), void *event_cbarg); -bfa_boolean_t bfa_fcport_is_disabled(struct bfa_s *bfa); -void bfa_fcport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off); -void bfa_fcport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off); -bfa_status_t bfa_fcport_cfg_ratelim_speed(struct bfa_s *bfa, - enum bfa_pport_speed speed); -enum bfa_pport_speed bfa_fcport_get_ratelim_speed(struct bfa_s *bfa); - -void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit); -void bfa_fcport_busy(struct bfa_s *bfa, bfa_boolean_t status); -void bfa_fcport_beacon(struct bfa_s *bfa, bfa_boolean_t beacon, - bfa_boolean_t link_e2e_beacon); -void bfa_cb_pport_event(void *cbarg, bfa_pport_event_t event); -void bfa_fcport_qos_get_attr(struct bfa_s *bfa, - struct bfa_qos_attr_s *qos_attr); -void bfa_fcport_qos_get_vc_attr(struct bfa_s *bfa, - struct bfa_qos_vc_attr_s *qos_vc_attr); -bfa_status_t bfa_fcport_get_qos_stats(struct bfa_s *bfa, - union bfa_fcport_stats_u *stats, - bfa_cb_pport_t cbfn, void *cbarg); -bfa_status_t bfa_fcport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, - void *cbarg); -bfa_status_t bfa_fcport_get_fcoe_stats(struct bfa_s *bfa, - union bfa_fcport_stats_u *stats, - bfa_cb_pport_t cbfn, void *cbarg); -bfa_status_t bfa_fcport_clear_fcoe_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, - void *cbarg); - -bfa_boolean_t bfa_fcport_is_ratelim(struct bfa_s *bfa); -bfa_boolean_t bfa_fcport_is_linkup(struct bfa_s *bfa); -bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa, - union bfa_fcport_stats_u *stats, - bfa_cb_pport_t cbfn, void *cbarg); -bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, - void *cbarg); -bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa); - -/* - * bfa rport API functions - */ -struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv); -void bfa_rport_delete(struct bfa_rport_s *rport); -void bfa_rport_online(struct bfa_rport_s *rport, - struct bfa_rport_info_s *rport_info); -void bfa_rport_offline(struct bfa_rport_s *rport); -void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_pport_speed speed); -void bfa_rport_get_stats(struct bfa_rport_s *rport, - struct bfa_rport_hal_stats_s *stats); -void bfa_rport_clear_stats(struct bfa_rport_s *rport); -void bfa_cb_rport_online(void *rport); -void bfa_cb_rport_offline(void *rport); -void bfa_cb_rport_qos_scn_flowid(void *rport, - struct bfa_rport_qos_attr_s old_qos_attr, - struct bfa_rport_qos_attr_s new_qos_attr); -void bfa_cb_rport_qos_scn_prio(void *rport, - struct bfa_rport_qos_attr_s old_qos_attr, - struct bfa_rport_qos_attr_s new_qos_attr); -void bfa_rport_get_qos_attr(struct bfa_rport_s *rport, - struct bfa_rport_qos_attr_s *qos_attr); - -/* - * bfa fcxp API functions - */ -struct bfa_fcxp_s *bfa_fcxp_alloc(void *bfad_fcxp, struct bfa_s *bfa, - int nreq_sgles, int nrsp_sgles, - bfa_fcxp_get_sgaddr_t get_req_sga, - bfa_fcxp_get_sglen_t get_req_sglen, - bfa_fcxp_get_sgaddr_t get_rsp_sga, - bfa_fcxp_get_sglen_t get_rsp_sglen); -void bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe, - bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *cbarg); -void bfa_fcxp_walloc_cancel(struct bfa_s *bfa, - struct bfa_fcxp_wqe_s *wqe); -void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp); - -void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp); -void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp); - -void bfa_fcxp_free(struct bfa_fcxp_s *fcxp); - -void bfa_fcxp_send(struct bfa_fcxp_s *fcxp, - struct bfa_rport_s *rport, u16 vf_id, u8 lp_tag, - bfa_boolean_t cts, enum fc_cos cos, - u32 reqlen, struct fchs_s *fchs, - bfa_cb_fcxp_send_t cbfn, - void *cbarg, - u32 rsp_maxlen, u8 rsp_timeout); -bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp); -u32 bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp); -u32 bfa_fcxp_get_maxrsp(struct bfa_s *bfa); - -static inline void * -bfa_uf_get_frmbuf(struct bfa_uf_s *uf) -{ - return uf->data_ptr; -} - -static inline u16 -bfa_uf_get_frmlen(struct bfa_uf_s *uf) -{ - return uf->data_len; -} - -/** - * Callback prototype for unsolicited frame receive handler. - * - * @param[in] cbarg callback arg for receive handler - * @param[in] uf unsolicited frame descriptor - * - * @return None - */ -typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf); - -/* - * bfa uf API functions - */ -void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, - void *cbarg); -void bfa_uf_free(struct bfa_uf_s *uf); - -/** - * bfa lport service api - */ - -u32 bfa_lps_get_max_vport(struct bfa_s *bfa); -struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa); -void bfa_lps_delete(struct bfa_lps_s *lps); -void bfa_lps_discard(struct bfa_lps_s *lps); -void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz, - wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en); -void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn, - wwn_t nwwn); -void bfa_lps_flogo(struct bfa_lps_s *lps); -void bfa_lps_fdisclogo(struct bfa_lps_s *lps); -u8 bfa_lps_get_tag(struct bfa_lps_s *lps); -bfa_boolean_t bfa_lps_is_npiv_en(struct bfa_lps_s *lps); -bfa_boolean_t bfa_lps_is_fport(struct bfa_lps_s *lps); -bfa_boolean_t bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps); -bfa_boolean_t bfa_lps_is_authreq(struct bfa_lps_s *lps); -bfa_eproto_status_t bfa_lps_get_extstatus(struct bfa_lps_s *lps); -u32 bfa_lps_get_pid(struct bfa_lps_s *lps); -u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid); -u16 bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps); -wwn_t bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps); -wwn_t bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps); -u8 bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps); -u8 bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps); -mac_t bfa_lps_get_lp_mac(struct bfa_lps_s *lps); -void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status); -void bfa_cb_lps_flogo_comp(void *bfad, void *uarg); -void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status); -void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg); -void bfa_cb_lps_cvl_event(void *bfad, void *uarg); - -#endif /* __BFA_SVC_H__ */ - diff --git a/drivers/scsi/bfa/include/bfa_timer.h b/drivers/scsi/bfa/include/bfa_timer.h deleted file mode 100644 index f7108744822..00000000000 --- a/drivers/scsi/bfa/include/bfa_timer.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_TIMER_H__ -#define __BFA_TIMER_H__ - -#include <bfa_os_inc.h> -#include <cs/bfa_q.h> - -struct bfa_s; - -typedef void (*bfa_timer_cbfn_t)(void *); - -/** - * BFA timer data structure - */ -struct bfa_timer_s { - struct list_head qe; - bfa_timer_cbfn_t timercb; - void *arg; - int timeout; /**< in millisecs. */ -}; - -/** - * Timer module structure - */ -struct bfa_timer_mod_s { - struct list_head timer_q; -}; - -#define BFA_TIMER_FREQ 200 /**< specified in millisecs */ - -void bfa_timer_beat(struct bfa_timer_mod_s *mod); -void bfa_timer_init(struct bfa_timer_mod_s *mod); -void bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer, - bfa_timer_cbfn_t timercb, void *arg, - unsigned int timeout); -void bfa_timer_stop(struct bfa_timer_s *timer); - -#endif /* __BFA_TIMER_H__ */ diff --git a/drivers/scsi/bfa/include/bfi/bfi.h b/drivers/scsi/bfa/include/bfi/bfi.h deleted file mode 100644 index a550e80cabd..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi.h +++ /dev/null @@ -1,174 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_H__ -#define __BFI_H__ - -#include <bfa_os_inc.h> -#include <defs/bfa_defs_status.h> - -#pragma pack(1) - -/** - * Msg header common to all msgs - */ -struct bfi_mhdr_s { - u8 msg_class; /* @ref bfi_mclass_t */ - u8 msg_id; /* msg opcode with in the class */ - union { - struct { - u8 rsvd; - u8 lpu_id; /* msg destination */ - } h2i; - u16 i2htok; /* token in msgs to host */ - } mtag; -}; - -#define bfi_h2i_set(_mh, _mc, _op, _lpuid) do { \ - (_mh).msg_class = (_mc); \ - (_mh).msg_id = (_op); \ - (_mh).mtag.h2i.lpu_id = (_lpuid); \ -} while (0) - -#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do { \ - (_mh).msg_class = (_mc); \ - (_mh).msg_id = (_op); \ - (_mh).mtag.i2htok = (_i2htok); \ -} while (0) - -/* - * Message opcodes: 0-127 to firmware, 128-255 to host - */ -#define BFI_I2H_OPCODE_BASE 128 -#define BFA_I2HM(_x) ((_x) + BFI_I2H_OPCODE_BASE) - -/** - **************************************************************************** - * - * Scatter Gather Element and Page definition - * - **************************************************************************** - */ - -#define BFI_SGE_INLINE 1 -#define BFI_SGE_INLINE_MAX (BFI_SGE_INLINE + 1) - -/** - * SG Flags - */ -enum { - BFI_SGE_DATA = 0, /* data address, not last */ - BFI_SGE_DATA_CPL = 1, /* data addr, last in current page */ - BFI_SGE_DATA_LAST = 3, /* data address, last */ - BFI_SGE_LINK = 2, /* link address */ - BFI_SGE_PGDLEN = 2, /* cumulative data length for page */ -}; - -/** - * DMA addresses - */ -union bfi_addr_u { - struct { - u32 addr_lo; - u32 addr_hi; - } a32; -}; - -/** - * Scatter Gather Element - */ -struct bfi_sge_s { -#ifdef __BIGENDIAN - u32 flags:2, - rsvd:2, - sg_len:28; -#else - u32 sg_len:28, - rsvd:2, - flags:2; -#endif - union bfi_addr_u sga; -}; - -/** - * Scatter Gather Page - */ -#define BFI_SGPG_DATA_SGES 7 -#define BFI_SGPG_SGES_MAX (BFI_SGPG_DATA_SGES + 1) -#define BFI_SGPG_RSVD_WD_LEN 8 -struct bfi_sgpg_s { - struct bfi_sge_s sges[BFI_SGPG_SGES_MAX]; - u32 rsvd[BFI_SGPG_RSVD_WD_LEN]; -}; - -/* - * Large Message structure - 128 Bytes size Msgs - */ -#define BFI_LMSG_SZ 128 -#define BFI_LMSG_PL_WSZ \ - ((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4) - -struct bfi_msg_s { - struct bfi_mhdr_s mhdr; - u32 pl[BFI_LMSG_PL_WSZ]; -}; - -/** - * Mailbox message structure - */ -#define BFI_MBMSG_SZ 7 -struct bfi_mbmsg_s { - struct bfi_mhdr_s mh; - u32 pl[BFI_MBMSG_SZ]; -}; - -/** - * Message Classes - */ -enum bfi_mclass { - BFI_MC_IOC = 1, /* IO Controller (IOC) */ - BFI_MC_DIAG = 2, /* Diagnostic Msgs */ - BFI_MC_FLASH = 3, /* Flash message class */ - BFI_MC_CEE = 4, /* CEE */ - BFI_MC_FCPORT = 5, /* FC port */ - BFI_MC_IOCFC = 6, /* FC - IO Controller (IOC) */ - BFI_MC_LL = 7, /* Link Layer */ - BFI_MC_UF = 8, /* Unsolicited frame receive */ - BFI_MC_FCXP = 9, /* FC Transport */ - BFI_MC_LPS = 10, /* lport fc login services */ - BFI_MC_RPORT = 11, /* Remote port */ - BFI_MC_ITNIM = 12, /* I-T nexus (Initiator mode) */ - BFI_MC_IOIM_READ = 13, /* read IO (Initiator mode) */ - BFI_MC_IOIM_WRITE = 14, /* write IO (Initiator mode) */ - BFI_MC_IOIM_IO = 15, /* IO (Initiator mode) */ - BFI_MC_IOIM = 16, /* IO (Initiator mode) */ - BFI_MC_IOIM_IOCOM = 17, /* good IO completion */ - BFI_MC_TSKIM = 18, /* Initiator Task management */ - BFI_MC_SBOOT = 19, /* SAN boot services */ - BFI_MC_IPFC = 20, /* IP over FC Msgs */ - BFI_MC_PORT = 21, /* Physical port */ - BFI_MC_MAX = 32 -}; - -#define BFI_IOC_MAX_CQS 4 -#define BFI_IOC_MAX_CQS_ASIC 8 -#define BFI_IOC_MSGLEN_MAX 32 /* 32 bytes */ - -#pragma pack() - -#endif /* __BFI_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_boot.h b/drivers/scsi/bfa/include/bfi/bfi_boot.h deleted file mode 100644 index 5955afe7d10..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_boot.h +++ /dev/null @@ -1,34 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -/* - * bfi_boot.h - */ - -#ifndef __BFI_BOOT_H__ -#define __BFI_BOOT_H__ - -#define BFI_BOOT_TYPE_OFF 8 -#define BFI_BOOT_PARAM_OFF 12 - -#define BFI_BOOT_TYPE_NORMAL 0 /* param is device id */ -#define BFI_BOOT_TYPE_FLASH 1 -#define BFI_BOOT_TYPE_MEMTEST 2 - -#define BFI_BOOT_MEMTEST_RES_ADDR 0x900 -#define BFI_BOOT_MEMTEST_RES_SIG 0xA0A1A2A3 - -#endif diff --git a/drivers/scsi/bfa/include/bfi/bfi_cee.h b/drivers/scsi/bfa/include/bfi/bfi_cee.h deleted file mode 100644 index 0970596583e..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_cee.h +++ /dev/null @@ -1,119 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -/** - * Copyright (c) 2006-2009 Brocade Communications Systems, Inc. - * All rights reserved. - * - * bfi_dcbx.h BFI Interface (Mailbox commands and related structures) - * between host driver and DCBX/LLDP firmware module. - * -**/ - -#ifndef __BFI_CEE_H__ -#define __BFI_CEE_H__ - -#include <bfi/bfi.h> - -#pragma pack(1) - - -enum bfi_cee_h2i_msgs_e { - BFI_CEE_H2I_GET_CFG_REQ = 1, - BFI_CEE_H2I_RESET_STATS = 2, - BFI_CEE_H2I_GET_STATS_REQ = 3, -}; - - -enum bfi_cee_i2h_msgs_e { - BFI_CEE_I2H_GET_CFG_RSP = BFA_I2HM(1), - BFI_CEE_I2H_RESET_STATS_RSP = BFA_I2HM(2), - BFI_CEE_I2H_GET_STATS_RSP = BFA_I2HM(3), -}; - - -/* Data structures */ - -/* - * BFI_CEE_H2I_RESET_STATS - */ -struct bfi_lldp_reset_stats_s { - struct bfi_mhdr_s mh; -}; - -/* - * BFI_CEE_H2I_RESET_STATS - */ -struct bfi_cee_reset_stats_s { - struct bfi_mhdr_s mh; -}; - -/* - * BFI_CEE_H2I_GET_CFG_REQ - */ -struct bfi_cee_get_req_s { - struct bfi_mhdr_s mh; - union bfi_addr_u dma_addr; -}; - - -/* - * BFI_CEE_I2H_GET_CFG_RSP - */ -struct bfi_cee_get_rsp_s { - struct bfi_mhdr_s mh; - u8 cmd_status; - u8 rsvd[3]; -}; - -/* - * BFI_CEE_H2I_GET_STATS_REQ - */ -struct bfi_cee_stats_req_s { - struct bfi_mhdr_s mh; - union bfi_addr_u dma_addr; -}; - - -/* - * BFI_CEE_I2H_GET_STATS_RSP - */ -struct bfi_cee_stats_rsp_s { - struct bfi_mhdr_s mh; - u8 cmd_status; - u8 rsvd[3]; -}; - - - -union bfi_cee_h2i_msg_u { - struct bfi_mhdr_s mh; - struct bfi_cee_get_req_s get_req; - struct bfi_cee_stats_req_s stats_req; -}; - - -union bfi_cee_i2h_msg_u { - struct bfi_mhdr_s mh; - struct bfi_cee_get_rsp_s get_rsp; - struct bfi_cee_stats_rsp_s stats_rsp; -}; - -#pragma pack() - - -#endif /* __BFI_CEE_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_ctreg.h b/drivers/scsi/bfa/include/bfi/bfi_ctreg.h deleted file mode 100644 index c0ef5a93b79..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_ctreg.h +++ /dev/null @@ -1,640 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* - * bfi_ctreg.h catapult host block register definitions - * - * !!! Do not edit. Auto generated. !!! - */ - -#ifndef __BFI_CTREG_H__ -#define __BFI_CTREG_H__ - - -#define HOSTFN0_LPU_MBOX0_0 0x00019200 -#define HOSTFN1_LPU_MBOX0_8 0x00019260 -#define LPU_HOSTFN0_MBOX0_0 0x00019280 -#define LPU_HOSTFN1_MBOX0_8 0x000192e0 -#define HOSTFN2_LPU_MBOX0_0 0x00019400 -#define HOSTFN3_LPU_MBOX0_8 0x00019460 -#define LPU_HOSTFN2_MBOX0_0 0x00019480 -#define LPU_HOSTFN3_MBOX0_8 0x000194e0 -#define HOSTFN0_INT_STATUS 0x00014000 -#define __HOSTFN0_HALT_OCCURRED 0x01000000 -#define __HOSTFN0_INT_STATUS_LVL_MK 0x00f00000 -#define __HOSTFN0_INT_STATUS_LVL_SH 20 -#define __HOSTFN0_INT_STATUS_LVL(_v) ((_v) << __HOSTFN0_INT_STATUS_LVL_SH) -#define __HOSTFN0_INT_STATUS_P_MK 0x000f0000 -#define __HOSTFN0_INT_STATUS_P_SH 16 -#define __HOSTFN0_INT_STATUS_P(_v) ((_v) << __HOSTFN0_INT_STATUS_P_SH) -#define __HOSTFN0_INT_STATUS_F 0x0000ffff -#define HOSTFN0_INT_MSK 0x00014004 -#define HOST_PAGE_NUM_FN0 0x00014008 -#define __HOST_PAGE_NUM_FN 0x000001ff -#define HOST_MSIX_ERR_INDEX_FN0 0x0001400c -#define __MSIX_ERR_INDEX_FN 0x000001ff -#define HOSTFN1_INT_STATUS 0x00014100 -#define __HOSTFN1_HALT_OCCURRED 0x01000000 -#define __HOSTFN1_INT_STATUS_LVL_MK 0x00f00000 -#define __HOSTFN1_INT_STATUS_LVL_SH 20 -#define __HOSTFN1_INT_STATUS_LVL(_v) ((_v) << __HOSTFN1_INT_STATUS_LVL_SH) -#define __HOSTFN1_INT_STATUS_P_MK 0x000f0000 -#define __HOSTFN1_INT_STATUS_P_SH 16 -#define __HOSTFN1_INT_STATUS_P(_v) ((_v) << __HOSTFN1_INT_STATUS_P_SH) -#define __HOSTFN1_INT_STATUS_F 0x0000ffff -#define HOSTFN1_INT_MSK 0x00014104 -#define HOST_PAGE_NUM_FN1 0x00014108 -#define HOST_MSIX_ERR_INDEX_FN1 0x0001410c -#define APP_PLL_425_CTL_REG 0x00014204 -#define __P_425_PLL_LOCK 0x80000000 -#define __APP_PLL_425_SRAM_USE_100MHZ 0x00100000 -#define __APP_PLL_425_RESET_TIMER_MK 0x000e0000 -#define __APP_PLL_425_RESET_TIMER_SH 17 -#define __APP_PLL_425_RESET_TIMER(_v) ((_v) << __APP_PLL_425_RESET_TIMER_SH) -#define __APP_PLL_425_LOGIC_SOFT_RESET 0x00010000 -#define __APP_PLL_425_CNTLMT0_1_MK 0x0000c000 -#define __APP_PLL_425_CNTLMT0_1_SH 14 -#define __APP_PLL_425_CNTLMT0_1(_v) ((_v) << __APP_PLL_425_CNTLMT0_1_SH) -#define __APP_PLL_425_JITLMT0_1_MK 0x00003000 -#define __APP_PLL_425_JITLMT0_1_SH 12 -#define __APP_PLL_425_JITLMT0_1(_v) ((_v) << __APP_PLL_425_JITLMT0_1_SH) -#define __APP_PLL_425_HREF 0x00000800 -#define __APP_PLL_425_HDIV 0x00000400 -#define __APP_PLL_425_P0_1_MK 0x00000300 -#define __APP_PLL_425_P0_1_SH 8 -#define __APP_PLL_425_P0_1(_v) ((_v) << __APP_PLL_425_P0_1_SH) -#define __APP_PLL_425_Z0_2_MK 0x000000e0 -#define __APP_PLL_425_Z0_2_SH 5 -#define __APP_PLL_425_Z0_2(_v) ((_v) << __APP_PLL_425_Z0_2_SH) -#define __APP_PLL_425_RSEL200500 0x00000010 -#define __APP_PLL_425_ENARST 0x00000008 -#define __APP_PLL_425_BYPASS 0x00000004 -#define __APP_PLL_425_LRESETN 0x00000002 -#define __APP_PLL_425_ENABLE 0x00000001 -#define APP_PLL_312_CTL_REG 0x00014208 -#define __P_312_PLL_LOCK 0x80000000 -#define __ENABLE_MAC_AHB_1 0x00800000 -#define __ENABLE_MAC_AHB_0 0x00400000 -#define __ENABLE_MAC_1 0x00200000 -#define __ENABLE_MAC_0 0x00100000 -#define __APP_PLL_312_RESET_TIMER_MK 0x000e0000 -#define __APP_PLL_312_RESET_TIMER_SH 17 -#define __APP_PLL_312_RESET_TIMER(_v) ((_v) << __APP_PLL_312_RESET_TIMER_SH) -#define __APP_PLL_312_LOGIC_SOFT_RESET 0x00010000 -#define __APP_PLL_312_CNTLMT0_1_MK 0x0000c000 -#define __APP_PLL_312_CNTLMT0_1_SH 14 -#define __APP_PLL_312_CNTLMT0_1(_v) ((_v) << __APP_PLL_312_CNTLMT0_1_SH) -#define __APP_PLL_312_JITLMT0_1_MK 0x00003000 -#define __APP_PLL_312_JITLMT0_1_SH 12 -#define __APP_PLL_312_JITLMT0_1(_v) ((_v) << __APP_PLL_312_JITLMT0_1_SH) -#define __APP_PLL_312_HREF 0x00000800 -#define __APP_PLL_312_HDIV 0x00000400 -#define __APP_PLL_312_P0_1_MK 0x00000300 -#define __APP_PLL_312_P0_1_SH 8 -#define __APP_PLL_312_P0_1(_v) ((_v) << __APP_PLL_312_P0_1_SH) -#define __APP_PLL_312_Z0_2_MK 0x000000e0 -#define __APP_PLL_312_Z0_2_SH 5 -#define __APP_PLL_312_Z0_2(_v) ((_v) << __APP_PLL_312_Z0_2_SH) -#define __APP_PLL_312_RSEL200500 0x00000010 -#define __APP_PLL_312_ENARST 0x00000008 -#define __APP_PLL_312_BYPASS 0x00000004 -#define __APP_PLL_312_LRESETN 0x00000002 -#define __APP_PLL_312_ENABLE 0x00000001 -#define MBIST_CTL_REG 0x00014220 -#define __EDRAM_BISTR_START 0x00000004 -#define __MBIST_RESET 0x00000002 -#define __MBIST_START 0x00000001 -#define MBIST_STAT_REG 0x00014224 -#define __EDRAM_BISTR_STATUS 0x00000008 -#define __EDRAM_BISTR_DONE 0x00000004 -#define __MEM_BIT_STATUS 0x00000002 -#define __MBIST_DONE 0x00000001 -#define HOST_SEM0_REG 0x00014230 -#define __HOST_SEMAPHORE 0x00000001 -#define HOST_SEM1_REG 0x00014234 -#define HOST_SEM2_REG 0x00014238 -#define HOST_SEM3_REG 0x0001423c -#define HOST_SEM0_INFO_REG 0x00014240 -#define HOST_SEM1_INFO_REG 0x00014244 -#define HOST_SEM2_INFO_REG 0x00014248 -#define HOST_SEM3_INFO_REG 0x0001424c -#define ETH_MAC_SER_REG 0x00014288 -#define __APP_EMS_CKBUFAMPIN 0x00000020 -#define __APP_EMS_REFCLKSEL 0x00000010 -#define __APP_EMS_CMLCKSEL 0x00000008 -#define __APP_EMS_REFCKBUFEN2 0x00000004 -#define __APP_EMS_REFCKBUFEN1 0x00000002 -#define __APP_EMS_CHANNEL_SEL 0x00000001 -#define HOSTFN2_INT_STATUS 0x00014300 -#define __HOSTFN2_HALT_OCCURRED 0x01000000 -#define __HOSTFN2_INT_STATUS_LVL_MK 0x00f00000 -#define __HOSTFN2_INT_STATUS_LVL_SH 20 -#define __HOSTFN2_INT_STATUS_LVL(_v) ((_v) << __HOSTFN2_INT_STATUS_LVL_SH) -#define __HOSTFN2_INT_STATUS_P_MK 0x000f0000 -#define __HOSTFN2_INT_STATUS_P_SH 16 -#define __HOSTFN2_INT_STATUS_P(_v) ((_v) << __HOSTFN2_INT_STATUS_P_SH) -#define __HOSTFN2_INT_STATUS_F 0x0000ffff -#define HOSTFN2_INT_MSK 0x00014304 -#define HOST_PAGE_NUM_FN2 0x00014308 -#define HOST_MSIX_ERR_INDEX_FN2 0x0001430c -#define HOSTFN3_INT_STATUS 0x00014400 -#define __HALT_OCCURRED 0x01000000 -#define __HOSTFN3_INT_STATUS_LVL_MK 0x00f00000 -#define __HOSTFN3_INT_STATUS_LVL_SH 20 -#define __HOSTFN3_INT_STATUS_LVL(_v) ((_v) << __HOSTFN3_INT_STATUS_LVL_SH) -#define __HOSTFN3_INT_STATUS_P_MK 0x000f0000 -#define __HOSTFN3_INT_STATUS_P_SH 16 -#define __HOSTFN3_INT_STATUS_P(_v) ((_v) << __HOSTFN3_INT_STATUS_P_SH) -#define __HOSTFN3_INT_STATUS_F 0x0000ffff -#define HOSTFN3_INT_MSK 0x00014404 -#define HOST_PAGE_NUM_FN3 0x00014408 -#define HOST_MSIX_ERR_INDEX_FN3 0x0001440c -#define FNC_ID_REG 0x00014600 -#define __FUNCTION_NUMBER 0x00000007 -#define FNC_PERS_REG 0x00014604 -#define __F3_FUNCTION_ACTIVE 0x80000000 -#define __F3_FUNCTION_MODE 0x40000000 -#define __F3_PORT_MAP_MK 0x30000000 -#define __F3_PORT_MAP_SH 28 -#define __F3_PORT_MAP(_v) ((_v) << __F3_PORT_MAP_SH) -#define __F3_VM_MODE 0x08000000 -#define __F3_INTX_STATUS_MK 0x07000000 -#define __F3_INTX_STATUS_SH 24 -#define __F3_INTX_STATUS(_v) ((_v) << __F3_INTX_STATUS_SH) -#define __F2_FUNCTION_ACTIVE 0x00800000 -#define __F2_FUNCTION_MODE 0x00400000 -#define __F2_PORT_MAP_MK 0x00300000 -#define __F2_PORT_MAP_SH 20 -#define __F2_PORT_MAP(_v) ((_v) << __F2_PORT_MAP_SH) -#define __F2_VM_MODE 0x00080000 -#define __F2_INTX_STATUS_MK 0x00070000 -#define __F2_INTX_STATUS_SH 16 -#define __F2_INTX_STATUS(_v) ((_v) << __F2_INTX_STATUS_SH) -#define __F1_FUNCTION_ACTIVE 0x00008000 -#define __F1_FUNCTION_MODE 0x00004000 -#define __F1_PORT_MAP_MK 0x00003000 -#define __F1_PORT_MAP_SH 12 -#define __F1_PORT_MAP(_v) ((_v) << __F1_PORT_MAP_SH) -#define __F1_VM_MODE 0x00000800 -#define __F1_INTX_STATUS_MK 0x00000700 -#define __F1_INTX_STATUS_SH 8 -#define __F1_INTX_STATUS(_v) ((_v) << __F1_INTX_STATUS_SH) -#define __F0_FUNCTION_ACTIVE 0x00000080 -#define __F0_FUNCTION_MODE 0x00000040 -#define __F0_PORT_MAP_MK 0x00000030 -#define __F0_PORT_MAP_SH 4 -#define __F0_PORT_MAP(_v) ((_v) << __F0_PORT_MAP_SH) -#define __F0_VM_MODE 0x00000008 -#define __F0_INTX_STATUS 0x00000007 -enum { - __F0_INTX_STATUS_MSIX = 0x0, - __F0_INTX_STATUS_INTA = 0x1, - __F0_INTX_STATUS_INTB = 0x2, - __F0_INTX_STATUS_INTC = 0x3, - __F0_INTX_STATUS_INTD = 0x4, -}; -#define OP_MODE 0x0001460c -#define __APP_ETH_CLK_LOWSPEED 0x00000004 -#define __GLOBAL_CORECLK_HALFSPEED 0x00000002 -#define __GLOBAL_FCOE_MODE 0x00000001 -#define HOST_SEM4_REG 0x00014610 -#define HOST_SEM5_REG 0x00014614 -#define HOST_SEM6_REG 0x00014618 -#define HOST_SEM7_REG 0x0001461c -#define HOST_SEM4_INFO_REG 0x00014620 -#define HOST_SEM5_INFO_REG 0x00014624 -#define HOST_SEM6_INFO_REG 0x00014628 -#define HOST_SEM7_INFO_REG 0x0001462c -#define HOSTFN0_LPU0_MBOX0_CMD_STAT 0x00019000 -#define __HOSTFN0_LPU0_MBOX0_INFO_MK 0xfffffffe -#define __HOSTFN0_LPU0_MBOX0_INFO_SH 1 -#define __HOSTFN0_LPU0_MBOX0_INFO(_v) ((_v) << __HOSTFN0_LPU0_MBOX0_INFO_SH) -#define __HOSTFN0_LPU0_MBOX0_CMD_STATUS 0x00000001 -#define HOSTFN0_LPU1_MBOX0_CMD_STAT 0x00019004 -#define __HOSTFN0_LPU1_MBOX0_INFO_MK 0xfffffffe -#define __HOSTFN0_LPU1_MBOX0_INFO_SH 1 -#define __HOSTFN0_LPU1_MBOX0_INFO(_v) ((_v) << __HOSTFN0_LPU1_MBOX0_INFO_SH) -#define __HOSTFN0_LPU1_MBOX0_CMD_STATUS 0x00000001 -#define LPU0_HOSTFN0_MBOX0_CMD_STAT 0x00019008 -#define __LPU0_HOSTFN0_MBOX0_INFO_MK 0xfffffffe -#define __LPU0_HOSTFN0_MBOX0_INFO_SH 1 -#define __LPU0_HOSTFN0_MBOX0_INFO(_v) ((_v) << __LPU0_HOSTFN0_MBOX0_INFO_SH) -#define __LPU0_HOSTFN0_MBOX0_CMD_STATUS 0x00000001 -#define LPU1_HOSTFN0_MBOX0_CMD_STAT 0x0001900c -#define __LPU1_HOSTFN0_MBOX0_INFO_MK 0xfffffffe -#define __LPU1_HOSTFN0_MBOX0_INFO_SH 1 -#define __LPU1_HOSTFN0_MBOX0_INFO(_v) ((_v) << __LPU1_HOSTFN0_MBOX0_INFO_SH) -#define __LPU1_HOSTFN0_MBOX0_CMD_STATUS 0x00000001 -#define HOSTFN1_LPU0_MBOX0_CMD_STAT 0x00019010 -#define __HOSTFN1_LPU0_MBOX0_INFO_MK 0xfffffffe -#define __HOSTFN1_LPU0_MBOX0_INFO_SH 1 -#define __HOSTFN1_LPU0_MBOX0_INFO(_v) ((_v) << __HOSTFN1_LPU0_MBOX0_INFO_SH) -#define __HOSTFN1_LPU0_MBOX0_CMD_STATUS 0x00000001 -#define HOSTFN1_LPU1_MBOX0_CMD_STAT 0x00019014 -#define __HOSTFN1_LPU1_MBOX0_INFO_MK 0xfffffffe -#define __HOSTFN1_LPU1_MBOX0_INFO_SH 1 -#define __HOSTFN1_LPU1_MBOX0_INFO(_v) ((_v) << __HOSTFN1_LPU1_MBOX0_INFO_SH) -#define __HOSTFN1_LPU1_MBOX0_CMD_STATUS 0x00000001 -#define LPU0_HOSTFN1_MBOX0_CMD_STAT 0x00019018 -#define __LPU0_HOSTFN1_MBOX0_INFO_MK 0xfffffffe -#define __LPU0_HOSTFN1_MBOX0_INFO_SH 1 -#define __LPU0_HOSTFN1_MBOX0_INFO(_v) ((_v) << __LPU0_HOSTFN1_MBOX0_INFO_SH) -#define __LPU0_HOSTFN1_MBOX0_CMD_STATUS 0x00000001 -#define LPU1_HOSTFN1_MBOX0_CMD_STAT 0x0001901c -#define __LPU1_HOSTFN1_MBOX0_INFO_MK 0xfffffffe -#define __LPU1_HOSTFN1_MBOX0_INFO_SH 1 -#define __LPU1_HOSTFN1_MBOX0_INFO(_v) ((_v) << __LPU1_HOSTFN1_MBOX0_INFO_SH) -#define __LPU1_HOSTFN1_MBOX0_CMD_STATUS 0x00000001 -#define HOSTFN2_LPU0_MBOX0_CMD_STAT 0x00019150 -#define __HOSTFN2_LPU0_MBOX0_INFO_MK 0xfffffffe -#define __HOSTFN2_LPU0_MBOX0_INFO_SH 1 -#define __HOSTFN2_LPU0_MBOX0_INFO(_v) ((_v) << __HOSTFN2_LPU0_MBOX0_INFO_SH) -#define __HOSTFN2_LPU0_MBOX0_CMD_STATUS 0x00000001 -#define HOSTFN2_LPU1_MBOX0_CMD_STAT 0x00019154 -#define __HOSTFN2_LPU1_MBOX0_INFO_MK 0xfffffffe -#define __HOSTFN2_LPU1_MBOX0_INFO_SH 1 -#define __HOSTFN2_LPU1_MBOX0_INFO(_v) ((_v) << __HOSTFN2_LPU1_MBOX0_INFO_SH) -#define __HOSTFN2_LPU1_MBOX0BOX0_CMD_STATUS 0x00000001 -#define LPU0_HOSTFN2_MBOX0_CMD_STAT 0x00019158 -#define __LPU0_HOSTFN2_MBOX0_INFO_MK 0xfffffffe -#define __LPU0_HOSTFN2_MBOX0_INFO_SH 1 -#define __LPU0_HOSTFN2_MBOX0_INFO(_v) ((_v) << __LPU0_HOSTFN2_MBOX0_INFO_SH) -#define __LPU0_HOSTFN2_MBOX0_CMD_STATUS 0x00000001 -#define LPU1_HOSTFN2_MBOX0_CMD_STAT 0x0001915c -#define __LPU1_HOSTFN2_MBOX0_INFO_MK 0xfffffffe -#define __LPU1_HOSTFN2_MBOX0_INFO_SH 1 -#define __LPU1_HOSTFN2_MBOX0_INFO(_v) ((_v) << __LPU1_HOSTFN2_MBOX0_INFO_SH) -#define __LPU1_HOSTFN2_MBOX0_CMD_STATUS 0x00000001 -#define HOSTFN3_LPU0_MBOX0_CMD_STAT 0x00019160 -#define __HOSTFN3_LPU0_MBOX0_INFO_MK 0xfffffffe -#define __HOSTFN3_LPU0_MBOX0_INFO_SH 1 -#define __HOSTFN3_LPU0_MBOX0_INFO(_v) ((_v) << __HOSTFN3_LPU0_MBOX0_INFO_SH) -#define __HOSTFN3_LPU0_MBOX0_CMD_STATUS 0x00000001 -#define HOSTFN3_LPU1_MBOX0_CMD_STAT 0x00019164 -#define __HOSTFN3_LPU1_MBOX0_INFO_MK 0xfffffffe -#define __HOSTFN3_LPU1_MBOX0_INFO_SH 1 -#define __HOSTFN3_LPU1_MBOX0_INFO(_v) ((_v) << __HOSTFN3_LPU1_MBOX0_INFO_SH) -#define __HOSTFN3_LPU1_MBOX0_CMD_STATUS 0x00000001 -#define LPU0_HOSTFN3_MBOX0_CMD_STAT 0x00019168 -#define __LPU0_HOSTFN3_MBOX0_INFO_MK 0xfffffffe -#define __LPU0_HOSTFN3_MBOX0_INFO_SH 1 -#define __LPU0_HOSTFN3_MBOX0_INFO(_v) ((_v) << __LPU0_HOSTFN3_MBOX0_INFO_SH) -#define __LPU0_HOSTFN3_MBOX0_CMD_STATUS 0x00000001 -#define LPU1_HOSTFN3_MBOX0_CMD_STAT 0x0001916c -#define __LPU1_HOSTFN3_MBOX0_INFO_MK 0xfffffffe -#define __LPU1_HOSTFN3_MBOX0_INFO_SH 1 -#define __LPU1_HOSTFN3_MBOX0_INFO(_v) ((_v) << __LPU1_HOSTFN3_MBOX0_INFO_SH) -#define __LPU1_HOSTFN3_MBOX0_CMD_STATUS 0x00000001 -#define FW_INIT_HALT_P0 0x000191ac -#define __FW_INIT_HALT_P 0x00000001 -#define FW_INIT_HALT_P1 0x000191bc -#define CPE_PI_PTR_Q0 0x00038000 -#define __CPE_PI_UNUSED_MK 0xffff0000 -#define __CPE_PI_UNUSED_SH 16 -#define __CPE_PI_UNUSED(_v) ((_v) << __CPE_PI_UNUSED_SH) -#define __CPE_PI_PTR 0x0000ffff -#define CPE_PI_PTR_Q1 0x00038040 -#define CPE_CI_PTR_Q0 0x00038004 -#define __CPE_CI_UNUSED_MK 0xffff0000 -#define __CPE_CI_UNUSED_SH 16 -#define __CPE_CI_UNUSED(_v) ((_v) << __CPE_CI_UNUSED_SH) -#define __CPE_CI_PTR 0x0000ffff -#define CPE_CI_PTR_Q1 0x00038044 -#define CPE_DEPTH_Q0 0x00038008 -#define __CPE_DEPTH_UNUSED_MK 0xf8000000 -#define __CPE_DEPTH_UNUSED_SH 27 -#define __CPE_DEPTH_UNUSED(_v) ((_v) << __CPE_DEPTH_UNUSED_SH) -#define __CPE_MSIX_VEC_INDEX_MK 0x07ff0000 -#define __CPE_MSIX_VEC_INDEX_SH 16 -#define __CPE_MSIX_VEC_INDEX(_v) ((_v) << __CPE_MSIX_VEC_INDEX_SH) -#define __CPE_DEPTH 0x0000ffff -#define CPE_DEPTH_Q1 0x00038048 -#define CPE_QCTRL_Q0 0x0003800c -#define __CPE_CTRL_UNUSED30_MK 0xfc000000 -#define __CPE_CTRL_UNUSED30_SH 26 -#define __CPE_CTRL_UNUSED30(_v) ((_v) << __CPE_CTRL_UNUSED30_SH) -#define __CPE_FUNC_INT_CTRL_MK 0x03000000 -#define __CPE_FUNC_INT_CTRL_SH 24 -#define __CPE_FUNC_INT_CTRL(_v) ((_v) << __CPE_FUNC_INT_CTRL_SH) -enum { - __CPE_FUNC_INT_CTRL_DISABLE = 0x0, - __CPE_FUNC_INT_CTRL_F2NF = 0x1, - __CPE_FUNC_INT_CTRL_3QUART = 0x2, - __CPE_FUNC_INT_CTRL_HALF = 0x3, -}; -#define __CPE_CTRL_UNUSED20_MK 0x00f00000 -#define __CPE_CTRL_UNUSED20_SH 20 -#define __CPE_CTRL_UNUSED20(_v) ((_v) << __CPE_CTRL_UNUSED20_SH) -#define __CPE_SCI_TH_MK 0x000f0000 -#define __CPE_SCI_TH_SH 16 -#define __CPE_SCI_TH(_v) ((_v) << __CPE_SCI_TH_SH) -#define __CPE_CTRL_UNUSED10_MK 0x0000c000 -#define __CPE_CTRL_UNUSED10_SH 14 -#define __CPE_CTRL_UNUSED10(_v) ((_v) << __CPE_CTRL_UNUSED10_SH) -#define __CPE_ACK_PENDING 0x00002000 -#define __CPE_CTRL_UNUSED40_MK 0x00001c00 -#define __CPE_CTRL_UNUSED40_SH 10 -#define __CPE_CTRL_UNUSED40(_v) ((_v) << __CPE_CTRL_UNUSED40_SH) -#define __CPE_PCIEID_MK 0x00000300 -#define __CPE_PCIEID_SH 8 -#define __CPE_PCIEID(_v) ((_v) << __CPE_PCIEID_SH) -#define __CPE_CTRL_UNUSED00_MK 0x000000fe -#define __CPE_CTRL_UNUSED00_SH 1 -#define __CPE_CTRL_UNUSED00(_v) ((_v) << __CPE_CTRL_UNUSED00_SH) -#define __CPE_ESIZE 0x00000001 -#define CPE_QCTRL_Q1 0x0003804c -#define __CPE_CTRL_UNUSED31_MK 0xfc000000 -#define __CPE_CTRL_UNUSED31_SH 26 -#define __CPE_CTRL_UNUSED31(_v) ((_v) << __CPE_CTRL_UNUSED31_SH) -#define __CPE_CTRL_UNUSED21_MK 0x00f00000 -#define __CPE_CTRL_UNUSED21_SH 20 -#define __CPE_CTRL_UNUSED21(_v) ((_v) << __CPE_CTRL_UNUSED21_SH) -#define __CPE_CTRL_UNUSED11_MK 0x0000c000 -#define __CPE_CTRL_UNUSED11_SH 14 -#define __CPE_CTRL_UNUSED11(_v) ((_v) << __CPE_CTRL_UNUSED11_SH) -#define __CPE_CTRL_UNUSED41_MK 0x00001c00 -#define __CPE_CTRL_UNUSED41_SH 10 -#define __CPE_CTRL_UNUSED41(_v) ((_v) << __CPE_CTRL_UNUSED41_SH) -#define __CPE_CTRL_UNUSED01_MK 0x000000fe -#define __CPE_CTRL_UNUSED01_SH 1 -#define __CPE_CTRL_UNUSED01(_v) ((_v) << __CPE_CTRL_UNUSED01_SH) -#define RME_PI_PTR_Q0 0x00038020 -#define __LATENCY_TIME_STAMP_MK 0xffff0000 -#define __LATENCY_TIME_STAMP_SH 16 -#define __LATENCY_TIME_STAMP(_v) ((_v) << __LATENCY_TIME_STAMP_SH) -#define __RME_PI_PTR 0x0000ffff -#define RME_PI_PTR_Q1 0x00038060 -#define RME_CI_PTR_Q0 0x00038024 -#define __DELAY_TIME_STAMP_MK 0xffff0000 -#define __DELAY_TIME_STAMP_SH 16 -#define __DELAY_TIME_STAMP(_v) ((_v) << __DELAY_TIME_STAMP_SH) -#define __RME_CI_PTR 0x0000ffff -#define RME_CI_PTR_Q1 0x00038064 -#define RME_DEPTH_Q0 0x00038028 -#define __RME_DEPTH_UNUSED_MK 0xf8000000 -#define __RME_DEPTH_UNUSED_SH 27 -#define __RME_DEPTH_UNUSED(_v) ((_v) << __RME_DEPTH_UNUSED_SH) -#define __RME_MSIX_VEC_INDEX_MK 0x07ff0000 -#define __RME_MSIX_VEC_INDEX_SH 16 -#define __RME_MSIX_VEC_INDEX(_v) ((_v) << __RME_MSIX_VEC_INDEX_SH) -#define __RME_DEPTH 0x0000ffff -#define RME_DEPTH_Q1 0x00038068 -#define RME_QCTRL_Q0 0x0003802c -#define __RME_INT_LATENCY_TIMER_MK 0xff000000 -#define __RME_INT_LATENCY_TIMER_SH 24 -#define __RME_INT_LATENCY_TIMER(_v) ((_v) << __RME_INT_LATENCY_TIMER_SH) -#define __RME_INT_DELAY_TIMER_MK 0x00ff0000 -#define __RME_INT_DELAY_TIMER_SH 16 -#define __RME_INT_DELAY_TIMER(_v) ((_v) << __RME_INT_DELAY_TIMER_SH) -#define __RME_INT_DELAY_DISABLE 0x00008000 -#define __RME_DLY_DELAY_DISABLE 0x00004000 -#define __RME_ACK_PENDING 0x00002000 -#define __RME_FULL_INTERRUPT_DISABLE 0x00001000 -#define __RME_CTRL_UNUSED10_MK 0x00000c00 -#define __RME_CTRL_UNUSED10_SH 10 -#define __RME_CTRL_UNUSED10(_v) ((_v) << __RME_CTRL_UNUSED10_SH) -#define __RME_PCIEID_MK 0x00000300 -#define __RME_PCIEID_SH 8 -#define __RME_PCIEID(_v) ((_v) << __RME_PCIEID_SH) -#define __RME_CTRL_UNUSED00_MK 0x000000fe -#define __RME_CTRL_UNUSED00_SH 1 -#define __RME_CTRL_UNUSED00(_v) ((_v) << __RME_CTRL_UNUSED00_SH) -#define __RME_ESIZE 0x00000001 -#define RME_QCTRL_Q1 0x0003806c -#define __RME_CTRL_UNUSED11_MK 0x00000c00 -#define __RME_CTRL_UNUSED11_SH 10 -#define __RME_CTRL_UNUSED11(_v) ((_v) << __RME_CTRL_UNUSED11_SH) -#define __RME_CTRL_UNUSED01_MK 0x000000fe -#define __RME_CTRL_UNUSED01_SH 1 -#define __RME_CTRL_UNUSED01(_v) ((_v) << __RME_CTRL_UNUSED01_SH) -#define PSS_CTL_REG 0x00018800 -#define __PSS_I2C_CLK_DIV_MK 0x007f0000 -#define __PSS_I2C_CLK_DIV_SH 16 -#define __PSS_I2C_CLK_DIV(_v) ((_v) << __PSS_I2C_CLK_DIV_SH) -#define __PSS_LMEM_INIT_DONE 0x00001000 -#define __PSS_LMEM_RESET 0x00000200 -#define __PSS_LMEM_INIT_EN 0x00000100 -#define __PSS_LPU1_RESET 0x00000002 -#define __PSS_LPU0_RESET 0x00000001 -#define PSS_ERR_STATUS_REG 0x00018810 -#define __PSS_LPU1_TCM_READ_ERR 0x00200000 -#define __PSS_LPU0_TCM_READ_ERR 0x00100000 -#define __PSS_LMEM5_CORR_ERR 0x00080000 -#define __PSS_LMEM4_CORR_ERR 0x00040000 -#define __PSS_LMEM3_CORR_ERR 0x00020000 -#define __PSS_LMEM2_CORR_ERR 0x00010000 -#define __PSS_LMEM1_CORR_ERR 0x00008000 -#define __PSS_LMEM0_CORR_ERR 0x00004000 -#define __PSS_LMEM5_UNCORR_ERR 0x00002000 -#define __PSS_LMEM4_UNCORR_ERR 0x00001000 -#define __PSS_LMEM3_UNCORR_ERR 0x00000800 -#define __PSS_LMEM2_UNCORR_ERR 0x00000400 -#define __PSS_LMEM1_UNCORR_ERR 0x00000200 -#define __PSS_LMEM0_UNCORR_ERR 0x00000100 -#define __PSS_BAL_PERR 0x00000080 -#define __PSS_DIP_IF_ERR 0x00000040 -#define __PSS_IOH_IF_ERR 0x00000020 -#define __PSS_TDS_IF_ERR 0x00000010 -#define __PSS_RDS_IF_ERR 0x00000008 -#define __PSS_SGM_IF_ERR 0x00000004 -#define __PSS_LPU1_RAM_ERR 0x00000002 -#define __PSS_LPU0_RAM_ERR 0x00000001 -#define ERR_SET_REG 0x00018818 -#define __PSS_ERR_STATUS_SET 0x003fffff -#define PMM_1T_RESET_REG_P0 0x0002381c -#define __PMM_1T_RESET_P 0x00000001 -#define PMM_1T_RESET_REG_P1 0x00023c1c -#define HQM_QSET0_RXQ_DRBL_P0 0x00038000 -#define __RXQ0_ADD_VECTORS_P 0x80000000 -#define __RXQ0_STOP_P 0x40000000 -#define __RXQ0_PRD_PTR_P 0x0000ffff -#define HQM_QSET1_RXQ_DRBL_P0 0x00038080 -#define __RXQ1_ADD_VECTORS_P 0x80000000 -#define __RXQ1_STOP_P 0x40000000 -#define __RXQ1_PRD_PTR_P 0x0000ffff -#define HQM_QSET0_RXQ_DRBL_P1 0x0003c000 -#define HQM_QSET1_RXQ_DRBL_P1 0x0003c080 -#define HQM_QSET0_TXQ_DRBL_P0 0x00038020 -#define __TXQ0_ADD_VECTORS_P 0x80000000 -#define __TXQ0_STOP_P 0x40000000 -#define __TXQ0_PRD_PTR_P 0x0000ffff -#define HQM_QSET1_TXQ_DRBL_P0 0x000380a0 -#define __TXQ1_ADD_VECTORS_P 0x80000000 -#define __TXQ1_STOP_P 0x40000000 -#define __TXQ1_PRD_PTR_P 0x0000ffff -#define HQM_QSET0_TXQ_DRBL_P1 0x0003c020 -#define HQM_QSET1_TXQ_DRBL_P1 0x0003c0a0 -#define HQM_QSET0_IB_DRBL_1_P0 0x00038040 -#define __IB1_0_ACK_P 0x80000000 -#define __IB1_0_DISABLE_P 0x40000000 -#define __IB1_0_NUM_OF_ACKED_EVENTS_P 0x0000ffff -#define HQM_QSET1_IB_DRBL_1_P0 0x000380c0 -#define __IB1_1_ACK_P 0x80000000 -#define __IB1_1_DISABLE_P 0x40000000 -#define __IB1_1_NUM_OF_ACKED_EVENTS_P 0x0000ffff -#define HQM_QSET0_IB_DRBL_1_P1 0x0003c040 -#define HQM_QSET1_IB_DRBL_1_P1 0x0003c0c0 -#define HQM_QSET0_IB_DRBL_2_P0 0x00038060 -#define __IB2_0_ACK_P 0x80000000 -#define __IB2_0_DISABLE_P 0x40000000 -#define __IB2_0_NUM_OF_ACKED_EVENTS_P 0x0000ffff -#define HQM_QSET1_IB_DRBL_2_P0 0x000380e0 -#define __IB2_1_ACK_P 0x80000000 -#define __IB2_1_DISABLE_P 0x40000000 -#define __IB2_1_NUM_OF_ACKED_EVENTS_P 0x0000ffff -#define HQM_QSET0_IB_DRBL_2_P1 0x0003c060 -#define HQM_QSET1_IB_DRBL_2_P1 0x0003c0e0 - - -/* - * These definitions are either in error/missing in spec. Its auto-generated - * from hard coded values in regparse.pl. - */ -#define __EMPHPOST_AT_4G_MK_FIX 0x0000001c -#define __EMPHPOST_AT_4G_SH_FIX 0x00000002 -#define __EMPHPRE_AT_4G_FIX 0x00000003 -#define __SFP_TXRATE_EN_FIX 0x00000100 -#define __SFP_RXRATE_EN_FIX 0x00000080 - - -/* - * These register definitions are auto-generated from hard coded values - * in regparse.pl. - */ - - -/* - * These register mapping definitions are auto-generated from mapping tables - * in regparse.pl. - */ -#define BFA_IOC0_HBEAT_REG HOST_SEM0_INFO_REG -#define BFA_IOC0_STATE_REG HOST_SEM1_INFO_REG -#define BFA_IOC1_HBEAT_REG HOST_SEM2_INFO_REG -#define BFA_IOC1_STATE_REG HOST_SEM3_INFO_REG -#define BFA_FW_USE_COUNT HOST_SEM4_INFO_REG - -#define CPE_DEPTH_Q(__n) \ - (CPE_DEPTH_Q0 + (__n) * (CPE_DEPTH_Q1 - CPE_DEPTH_Q0)) -#define CPE_QCTRL_Q(__n) \ - (CPE_QCTRL_Q0 + (__n) * (CPE_QCTRL_Q1 - CPE_QCTRL_Q0)) -#define CPE_PI_PTR_Q(__n) \ - (CPE_PI_PTR_Q0 + (__n) * (CPE_PI_PTR_Q1 - CPE_PI_PTR_Q0)) -#define CPE_CI_PTR_Q(__n) \ - (CPE_CI_PTR_Q0 + (__n) * (CPE_CI_PTR_Q1 - CPE_CI_PTR_Q0)) -#define RME_DEPTH_Q(__n) \ - (RME_DEPTH_Q0 + (__n) * (RME_DEPTH_Q1 - RME_DEPTH_Q0)) -#define RME_QCTRL_Q(__n) \ - (RME_QCTRL_Q0 + (__n) * (RME_QCTRL_Q1 - RME_QCTRL_Q0)) -#define RME_PI_PTR_Q(__n) \ - (RME_PI_PTR_Q0 + (__n) * (RME_PI_PTR_Q1 - RME_PI_PTR_Q0)) -#define RME_CI_PTR_Q(__n) \ - (RME_CI_PTR_Q0 + (__n) * (RME_CI_PTR_Q1 - RME_CI_PTR_Q0)) -#define HQM_QSET_RXQ_DRBL_P0(__n) \ - (HQM_QSET0_RXQ_DRBL_P0 + (__n) * (HQM_QSET1_RXQ_DRBL_P0 - \ - HQM_QSET0_RXQ_DRBL_P0)) -#define HQM_QSET_TXQ_DRBL_P0(__n) \ - (HQM_QSET0_TXQ_DRBL_P0 + (__n) * (HQM_QSET1_TXQ_DRBL_P0 - \ - HQM_QSET0_TXQ_DRBL_P0)) -#define HQM_QSET_IB_DRBL_1_P0(__n) \ - (HQM_QSET0_IB_DRBL_1_P0 + (__n) * (HQM_QSET1_IB_DRBL_1_P0 - \ - HQM_QSET0_IB_DRBL_1_P0)) -#define HQM_QSET_IB_DRBL_2_P0(__n) \ - (HQM_QSET0_IB_DRBL_2_P0 + (__n) * (HQM_QSET1_IB_DRBL_2_P0 - \ - HQM_QSET0_IB_DRBL_2_P0)) -#define HQM_QSET_RXQ_DRBL_P1(__n) \ - (HQM_QSET0_RXQ_DRBL_P1 + (__n) * (HQM_QSET1_RXQ_DRBL_P1 - \ - HQM_QSET0_RXQ_DRBL_P1)) -#define HQM_QSET_TXQ_DRBL_P1(__n) \ - (HQM_QSET0_TXQ_DRBL_P1 + (__n) * (HQM_QSET1_TXQ_DRBL_P1 - \ - HQM_QSET0_TXQ_DRBL_P1)) -#define HQM_QSET_IB_DRBL_1_P1(__n) \ - (HQM_QSET0_IB_DRBL_1_P1 + (__n) * (HQM_QSET1_IB_DRBL_1_P1 - \ - HQM_QSET0_IB_DRBL_1_P1)) -#define HQM_QSET_IB_DRBL_2_P1(__n) \ - (HQM_QSET0_IB_DRBL_2_P1 + (__n) * (HQM_QSET1_IB_DRBL_2_P1 - \ - HQM_QSET0_IB_DRBL_2_P1)) - -#define CPE_Q_NUM(__fn, __q) (((__fn) << 2) + (__q)) -#define RME_Q_NUM(__fn, __q) (((__fn) << 2) + (__q)) -#define CPE_Q_MASK(__q) ((__q) & 0x3) -#define RME_Q_MASK(__q) ((__q) & 0x3) - - -/* - * PCI MSI-X vector defines - */ -enum { - BFA_MSIX_CPE_Q0 = 0, - BFA_MSIX_CPE_Q1 = 1, - BFA_MSIX_CPE_Q2 = 2, - BFA_MSIX_CPE_Q3 = 3, - BFA_MSIX_RME_Q0 = 4, - BFA_MSIX_RME_Q1 = 5, - BFA_MSIX_RME_Q2 = 6, - BFA_MSIX_RME_Q3 = 7, - BFA_MSIX_LPU_ERR = 8, - BFA_MSIX_CT_MAX = 9, -}; - -/* - * And corresponding host interrupt status bit field defines - */ -#define __HFN_INT_CPE_Q0 0x00000001U -#define __HFN_INT_CPE_Q1 0x00000002U -#define __HFN_INT_CPE_Q2 0x00000004U -#define __HFN_INT_CPE_Q3 0x00000008U -#define __HFN_INT_CPE_Q4 0x00000010U -#define __HFN_INT_CPE_Q5 0x00000020U -#define __HFN_INT_CPE_Q6 0x00000040U -#define __HFN_INT_CPE_Q7 0x00000080U -#define __HFN_INT_RME_Q0 0x00000100U -#define __HFN_INT_RME_Q1 0x00000200U -#define __HFN_INT_RME_Q2 0x00000400U -#define __HFN_INT_RME_Q3 0x00000800U -#define __HFN_INT_RME_Q4 0x00001000U -#define __HFN_INT_RME_Q5 0x00002000U -#define __HFN_INT_RME_Q6 0x00004000U -#define __HFN_INT_RME_Q7 0x00008000U -#define __HFN_INT_ERR_EMC 0x00010000U -#define __HFN_INT_ERR_LPU0 0x00020000U -#define __HFN_INT_ERR_LPU1 0x00040000U -#define __HFN_INT_ERR_PSS 0x00080000U -#define __HFN_INT_MBOX_LPU0 0x00100000U -#define __HFN_INT_MBOX_LPU1 0x00200000U -#define __HFN_INT_MBOX1_LPU0 0x00400000U -#define __HFN_INT_MBOX1_LPU1 0x00800000U -#define __HFN_INT_LL_HALT 0x01000000U -#define __HFN_INT_CPE_MASK 0x000000ffU -#define __HFN_INT_RME_MASK 0x0000ff00U - - -/* - * catapult memory map. - */ -#define LL_PGN_HQM0 0x0096 -#define LL_PGN_HQM1 0x0097 -#define PSS_SMEM_PAGE_START 0x8000 -#define PSS_SMEM_PGNUM(_pg0, _ma) ((_pg0) + ((_ma) >> 15)) -#define PSS_SMEM_PGOFF(_ma) ((_ma) & 0x7fff) - -/* - * End of catapult memory map - */ - - -#endif /* __BFI_CTREG_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_fabric.h b/drivers/scsi/bfa/include/bfi/bfi_fabric.h deleted file mode 100644 index c0669ed4107..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_fabric.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_FABRIC_H__ -#define __BFI_FABRIC_H__ - -#include <bfi/bfi.h> - -#pragma pack(1) - -enum bfi_fabric_h2i_msgs { - BFI_FABRIC_H2I_CREATE_REQ = 1, - BFI_FABRIC_H2I_DELETE_REQ = 2, - BFI_FABRIC_H2I_SETAUTH = 3, -}; - -enum bfi_fabric_i2h_msgs { - BFI_FABRIC_I2H_CREATE_RSP = BFA_I2HM(1), - BFI_FABRIC_I2H_DELETE_RSP = BFA_I2HM(2), - BFI_FABRIC_I2H_SETAUTH_RSP = BFA_I2HM(3), - BFI_FABRIC_I2H_ONLINE = BFA_I2HM(4), - BFI_FABRIC_I2H_OFFLINE = BFA_I2HM(5), -}; - -struct bfi_fabric_create_req_s { - bfi_mhdr_t mh; /* common msg header */ - u8 vf_en; /* virtual fabric enable */ - u8 rsvd; - u16 vf_id; /* virtual fabric ID */ - wwn_t pwwn; /* port name */ - wwn_t nwwn; /* node name */ -}; - -struct bfi_fabric_create_rsp_s { - bfi_mhdr_t mh; /* common msg header */ - u16 bfa_handle; /* host fabric handle */ - u8 status; /* fabric create status */ - u8 rsvd; -}; - -struct bfi_fabric_delete_req_s { - bfi_mhdr_t mh; /* common msg header */ - u16 fw_handle; /* firmware fabric handle */ - u16 rsvd; -}; - -struct bfi_fabric_delete_rsp_s { - bfi_mhdr_t mh; /* common msg header */ - u16 bfa_handle; /* host fabric handle */ - u8 status; /* fabric deletion status */ - u8 rsvd; -}; - -#define BFI_FABRIC_AUTHSECRET_LEN 64 -struct bfi_fabric_setauth_req_s { - bfi_mhdr_t mh; /* common msg header */ - u16 fw_handle; /* f/w handle of fabric */ - u8 algorithm; - u8 group; - u8 secret[BFI_FABRIC_AUTHSECRET_LEN]; -}; - -union bfi_fabric_h2i_msg_u { - bfi_msg_t *msg; - struct bfi_fabric_create_req_s *create_req; - struct bfi_fabric_delete_req_s *delete_req; -}; - -union bfi_fabric_i2h_msg_u { - bfi_msg_t *msg; - struct bfi_fabric_create_rsp_s *create_rsp; - struct bfi_fabric_delete_rsp_s *delete_rsp; -}; - -#pragma pack() - -#endif /* __BFI_FABRIC_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_fcpim.h b/drivers/scsi/bfa/include/bfi/bfi_fcpim.h deleted file mode 100644 index 52c059fb4c3..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_fcpim.h +++ /dev/null @@ -1,301 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_FCPIM_H__ -#define __BFI_FCPIM_H__ - -#include "bfi.h" -#include <protocol/fcp.h> - -#pragma pack(1) - -/* - * Initiator mode I-T nexus interface defines. - */ - -enum bfi_itnim_h2i { - BFI_ITNIM_H2I_CREATE_REQ = 1, /* i-t nexus creation */ - BFI_ITNIM_H2I_DELETE_REQ = 2, /* i-t nexus deletion */ -}; - -enum bfi_itnim_i2h { - BFI_ITNIM_I2H_CREATE_RSP = BFA_I2HM(1), - BFI_ITNIM_I2H_DELETE_RSP = BFA_I2HM(2), - BFI_ITNIM_I2H_SLER_EVENT = BFA_I2HM(3), -}; - -struct bfi_itnim_create_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 fw_handle; /* f/w handle for itnim */ - u8 class; /* FC class for IO */ - u8 seq_rec; /* sequence recovery support */ - u8 msg_no; /* seq id of the msg */ -}; - -struct bfi_itnim_create_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 bfa_handle; /* bfa handle for itnim */ - u8 status; /* fcp request status */ - u8 seq_id; /* seq id of the msg */ -}; - -struct bfi_itnim_delete_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 fw_handle; /* f/w itnim handle */ - u8 seq_id; /* seq id of the msg */ - u8 rsvd; -}; - -struct bfi_itnim_delete_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 bfa_handle; /* bfa handle for itnim */ - u8 status; /* fcp request status */ - u8 seq_id; /* seq id of the msg */ -}; - -struct bfi_itnim_sler_event_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 bfa_handle; /* bfa handle for itnim */ - u16 rsvd; -}; - -union bfi_itnim_h2i_msg_u { - struct bfi_itnim_create_req_s *create_req; - struct bfi_itnim_delete_req_s *delete_req; - struct bfi_msg_s *msg; -}; - -union bfi_itnim_i2h_msg_u { - struct bfi_itnim_create_rsp_s *create_rsp; - struct bfi_itnim_delete_rsp_s *delete_rsp; - struct bfi_itnim_sler_event_s *sler_event; - struct bfi_msg_s *msg; -}; - -/* - * Initiator mode IO interface defines. - */ - -enum bfi_ioim_h2i { - BFI_IOIM_H2I_IOABORT_REQ = 1, /* IO abort request */ - BFI_IOIM_H2I_IOCLEANUP_REQ = 2, /* IO cleanup request */ -}; - -enum bfi_ioim_i2h { - BFI_IOIM_I2H_IO_RSP = BFA_I2HM(1), /* non-fp IO response */ - BFI_IOIM_I2H_IOABORT_RSP = BFA_I2HM(2),/* ABORT rsp */ -}; - -/** - * IO command DIF info - */ -struct bfi_ioim_dif_s { - u32 dif_info[4]; -}; - -/** - * FCP IO messages overview - * - * @note - * - Max CDB length supported is 64 bytes. - * - SCSI Linked commands and SCSI bi-directional Commands not - * supported. - * - */ -struct bfi_ioim_req_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u16 io_tag; /* I/O tag */ - u16 rport_hdl; /* itnim/rport firmware handle */ - struct fcp_cmnd_s cmnd; /* IO request info */ - - /** - * SG elements array within the IO request must be double word - * aligned. This aligment is required to optimize SGM setup for the IO. - */ - struct bfi_sge_s sges[BFI_SGE_INLINE_MAX]; - u8 io_timeout; - u8 dif_en; - u8 rsvd_a[2]; - struct bfi_ioim_dif_s dif; -}; - -/** - * This table shows various IO status codes from firmware and their - * meaning. Host driver can use these status codes to further process - * IO completions. - * - * BFI_IOIM_STS_OK : IO completed with error free SCSI & - * transport status. - * - io-tag can be reused. - * - * BFA_IOIM_STS_SCSI_ERR : IO completed with scsi error. - * - io-tag can be reused. - * - * BFI_IOIM_STS_HOST_ABORTED : IO was aborted successfully due to - * host request. - * - io-tag cannot be reused yet. - * - * BFI_IOIM_STS_ABORTED : IO was aborted successfully - * internally by f/w. - * - io-tag cannot be reused yet. - * - * BFI_IOIM_STS_TIMEDOUT : IO timedout and ABTS/RRQ is happening - * in the firmware and - * - io-tag cannot be reused yet. - * - * BFI_IOIM_STS_SQER_NEEDED : Firmware could not recover the IO - * with sequence level error - * logic and hence host needs to retry - * this IO with a different IO tag - * - io-tag cannot be used yet. - * - * BFI_IOIM_STS_NEXUS_ABORT : Second Level Error Recovery from host - * is required because 2 consecutive ABTS - * timedout and host needs logout and - * re-login with the target - * - io-tag cannot be used yet. - * - * BFI_IOIM_STS_UNDERRUN : IO completed with SCSI status good, - * but the data tranferred is less than - * the fcp data length in the command. - * ex. SCSI INQUIRY where transferred - * data length and residue count in FCP - * response accounts for total fcp-dl - * - io-tag can be reused. - * - * BFI_IOIM_STS_OVERRUN : IO completed with SCSI status good, - * but the data transerred is more than - * fcp data length in the command. ex. - * TAPE IOs where blocks can of unequal - * lengths. - * - io-tag can be reused. - * - * BFI_IOIM_STS_RES_FREE : Firmware has completed using io-tag - * during abort process - * - io-tag can be reused. - * - * BFI_IOIM_STS_PROTO_ERR : Firmware detected a protocol error. - * ex target sent more data than - * requested, or there was data frame - * loss and other reasons - * - io-tag cannot be used yet. - * - * BFI_IOIM_STS_DIF_ERR : Firwmare detected DIF error. ex: DIF - * CRC err or Ref Tag err or App tag err. - * - io-tag can be reused. - * - * BFA_IOIM_STS_TSK_MGT_ABORT : IO was aborted because of Task - * Management command from the host - * - io-tag can be reused. - * - * BFI_IOIM_STS_UTAG : Firmware does not know about this - * io_tag. - * - io-tag can be reused. - */ -enum bfi_ioim_status { - BFI_IOIM_STS_OK = 0, - BFI_IOIM_STS_HOST_ABORTED = 1, - BFI_IOIM_STS_ABORTED = 2, - BFI_IOIM_STS_TIMEDOUT = 3, - BFI_IOIM_STS_RES_FREE = 4, - BFI_IOIM_STS_SQER_NEEDED = 5, - BFI_IOIM_STS_PROTO_ERR = 6, - BFI_IOIM_STS_UTAG = 7, - BFI_IOIM_STS_PATHTOV = 8, -}; - -#define BFI_IOIM_SNSLEN (256) -/** - * I/O response message - */ -struct bfi_ioim_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 io_tag; /* completed IO tag */ - u16 bfa_rport_hndl; /* releated rport handle */ - u8 io_status; /* IO completion status */ - u8 reuse_io_tag; /* IO tag can be reused */ - u16 abort_tag; /* host abort request tag */ - u8 scsi_status; /* scsi status from target */ - u8 sns_len; /* scsi sense length */ - u8 resid_flags; /* IO residue flags */ - u8 rsvd_a; - u32 residue; /* IO residual length in bytes */ - u32 rsvd_b[3]; -}; - -struct bfi_ioim_abort_req_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u16 io_tag; /* I/O tag */ - u16 abort_tag; /* unique request tag */ -}; - -/* - * Initiator mode task management command interface defines. - */ - -enum bfi_tskim_h2i { - BFI_TSKIM_H2I_TM_REQ = 1, /* task-mgmt command */ - BFI_TSKIM_H2I_ABORT_REQ = 2, /* task-mgmt command */ -}; - -enum bfi_tskim_i2h { - BFI_TSKIM_I2H_TM_RSP = BFA_I2HM(1), -}; - -struct bfi_tskim_req_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u16 tsk_tag; /* task management tag */ - u16 itn_fhdl; /* itn firmware handle */ - lun_t lun; /* LU number */ - u8 tm_flags; /* see fcp_tm_cmnd_t */ - u8 t_secs; /* Timeout value in seconds */ - u8 rsvd[2]; -}; - -struct bfi_tskim_abortreq_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u16 tsk_tag; /* task management tag */ - u16 rsvd; -}; - -enum bfi_tskim_status { - /* - * Following are FCP-4 spec defined status codes, - * **DO NOT CHANGE THEM ** - */ - BFI_TSKIM_STS_OK = 0, - BFI_TSKIM_STS_NOT_SUPP = 4, - BFI_TSKIM_STS_FAILED = 5, - - /** - * Defined by BFA - */ - BFI_TSKIM_STS_TIMEOUT = 10, /* TM request timedout */ - BFI_TSKIM_STS_ABORTED = 11, /* Aborted on host request */ -}; - -struct bfi_tskim_rsp_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u16 tsk_tag; /* task mgmt cmnd tag */ - u8 tsk_status; /* @ref bfi_tskim_status */ - u8 rsvd; -}; - -#pragma pack() - -#endif /* __BFI_FCPIM_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_fcxp.h b/drivers/scsi/bfa/include/bfi/bfi_fcxp.h deleted file mode 100644 index e0e995a3282..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_fcxp.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_FCXP_H__ -#define __BFI_FCXP_H__ - -#include "bfi.h" - -#pragma pack(1) - -enum bfi_fcxp_h2i { - BFI_FCXP_H2I_SEND_REQ = 1, -}; - -enum bfi_fcxp_i2h { - BFI_FCXP_I2H_SEND_RSP = BFA_I2HM(1), -}; - -#define BFA_FCXP_MAX_SGES 2 - -/** - * FCXP send request structure - */ -struct bfi_fcxp_send_req_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u16 fcxp_tag; /* driver request tag */ - u16 max_frmsz; /* max send frame size */ - u16 vf_id; /* vsan tag if applicable */ - u16 rport_fw_hndl; /* FW Handle for the remote port */ - u8 class; /* FC class used for req/rsp */ - u8 rsp_timeout; /* timeout in secs, 0-no response */ - u8 cts; /* continue sequence */ - u8 lp_tag; /* lport tag */ - struct fchs_s fchs; /* request FC header structure */ - u32 req_len; /* request payload length */ - u32 rsp_maxlen; /* max response length expected */ - struct bfi_sge_s req_sge[BFA_FCXP_MAX_SGES]; /* request buf */ - struct bfi_sge_s rsp_sge[BFA_FCXP_MAX_SGES]; /* response buf */ -}; - -/** - * FCXP send response structure - */ -struct bfi_fcxp_send_rsp_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u16 fcxp_tag; /* send request tag */ - u8 req_status; /* request status */ - u8 rsvd; - u32 rsp_len; /* actual response length */ - u32 residue_len; /* residual response length */ - struct fchs_s fchs; /* response FC header structure */ -}; - -#pragma pack() - -#endif /* __BFI_FCXP_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_ioc.h b/drivers/scsi/bfa/include/bfi/bfi_ioc.h deleted file mode 100644 index 450ded6e9bc..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_ioc.h +++ /dev/null @@ -1,208 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_IOC_H__ -#define __BFI_IOC_H__ - -#include "bfi.h" -#include <defs/bfa_defs_ioc.h> - -#pragma pack(1) - -enum bfi_ioc_h2i_msgs { - BFI_IOC_H2I_ENABLE_REQ = 1, - BFI_IOC_H2I_DISABLE_REQ = 2, - BFI_IOC_H2I_GETATTR_REQ = 3, - BFI_IOC_H2I_DBG_SYNC = 4, - BFI_IOC_H2I_DBG_DUMP = 5, -}; - -enum bfi_ioc_i2h_msgs { - BFI_IOC_I2H_ENABLE_REPLY = BFA_I2HM(1), - BFI_IOC_I2H_DISABLE_REPLY = BFA_I2HM(2), - BFI_IOC_I2H_GETATTR_REPLY = BFA_I2HM(3), - BFI_IOC_I2H_READY_EVENT = BFA_I2HM(4), - BFI_IOC_I2H_HBEAT = BFA_I2HM(5), -}; - -/** - * BFI_IOC_H2I_GETATTR_REQ message - */ -struct bfi_ioc_getattr_req_s { - struct bfi_mhdr_s mh; - union bfi_addr_u attr_addr; -}; - -struct bfi_ioc_attr_s { - wwn_t mfg_pwwn; /* Mfg port wwn */ - wwn_t mfg_nwwn; /* Mfg node wwn */ - mac_t mfg_mac; /* Mfg mac */ - u16 rsvd_a; - wwn_t pwwn; - wwn_t nwwn; - mac_t mac; /* PBC or Mfg mac */ - u16 rsvd_b; - char brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)]; - u8 pcie_gen; - u8 pcie_lanes_orig; - u8 pcie_lanes; - u8 rx_bbcredit; /* receive buffer credits */ - u32 adapter_prop; /* adapter properties */ - u16 maxfrsize; /* max receive frame size */ - char asic_rev; - u8 rsvd_c; - char fw_version[BFA_VERSION_LEN]; - char optrom_version[BFA_VERSION_LEN]; - struct bfa_mfg_vpd_s vpd; - u32 card_type; /* card type */ -}; - -/** - * BFI_IOC_I2H_GETATTR_REPLY message - */ -struct bfi_ioc_getattr_reply_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u8 status; /* cfg reply status */ - u8 rsvd[3]; -}; - -/** - * Firmware memory page offsets - */ -#define BFI_IOC_SMEM_PG0_CB (0x40) -#define BFI_IOC_SMEM_PG0_CT (0x180) - -/** - * Firmware trace offset - */ -#define BFI_IOC_TRC_OFF (0x4b00) -#define BFI_IOC_TRC_ENTS 256 - -#define BFI_IOC_FW_SIGNATURE (0xbfadbfad) -#define BFI_IOC_MD5SUM_SZ 4 -struct bfi_ioc_image_hdr_s { - u32 signature; /* constant signature */ - u32 rsvd_a; - u32 exec; /* exec vector */ - u32 param; /* parameters */ - u32 rsvd_b[4]; - u32 md5sum[BFI_IOC_MD5SUM_SZ]; -}; - -/** - * BFI_IOC_I2H_READY_EVENT message - */ -struct bfi_ioc_rdy_event_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 init_status; /* init event status */ - u8 rsvd[3]; -}; - -struct bfi_ioc_hbeat_s { - struct bfi_mhdr_s mh; /* common msg header */ - u32 hb_count; /* current heart beat count */ -}; - -/** - * IOC hardware/firmware state - */ -enum bfi_ioc_state { - BFI_IOC_UNINIT = 0, /* not initialized */ - BFI_IOC_INITING = 1, /* h/w is being initialized */ - BFI_IOC_HWINIT = 2, /* h/w is initialized */ - BFI_IOC_CFG = 3, /* IOC configuration in progress */ - BFI_IOC_OP = 4, /* IOC is operational */ - BFI_IOC_DISABLING = 5, /* IOC is being disabled */ - BFI_IOC_DISABLED = 6, /* IOC is disabled */ - BFI_IOC_CFG_DISABLED = 7, /* IOC is being disabled;transient */ - BFI_IOC_FAIL = 8, /* IOC heart-beat failure */ - BFI_IOC_MEMTEST = 9, /* IOC is doing memtest */ -}; - -#define BFI_IOC_ENDIAN_SIG 0x12345678 - -enum { - BFI_ADAPTER_TYPE_FC = 0x01, /* FC adapters */ - BFI_ADAPTER_TYPE_MK = 0x0f0000, /* adapter type mask */ - BFI_ADAPTER_TYPE_SH = 16, /* adapter type shift */ - BFI_ADAPTER_NPORTS_MK = 0xff00, /* number of ports mask */ - BFI_ADAPTER_NPORTS_SH = 8, /* number of ports shift */ - BFI_ADAPTER_SPEED_MK = 0xff, /* adapter speed mask */ - BFI_ADAPTER_SPEED_SH = 0, /* adapter speed shift */ - BFI_ADAPTER_PROTO = 0x100000, /* prototype adapaters */ - BFI_ADAPTER_TTV = 0x200000, /* TTV debug capable */ - BFI_ADAPTER_UNSUPP = 0x400000, /* unknown adapter type */ -}; - -#define BFI_ADAPTER_GETP(__prop, __adap_prop) \ - (((__adap_prop) & BFI_ADAPTER_ ## __prop ## _MK) >> \ - BFI_ADAPTER_ ## __prop ## _SH) -#define BFI_ADAPTER_SETP(__prop, __val) \ - ((__val) << BFI_ADAPTER_ ## __prop ## _SH) -#define BFI_ADAPTER_IS_PROTO(__adap_type) \ - ((__adap_type) & BFI_ADAPTER_PROTO) -#define BFI_ADAPTER_IS_TTV(__adap_type) \ - ((__adap_type) & BFI_ADAPTER_TTV) -#define BFI_ADAPTER_IS_UNSUPP(__adap_type) \ - ((__adap_type) & BFI_ADAPTER_UNSUPP) -#define BFI_ADAPTER_IS_SPECIAL(__adap_type) \ - ((__adap_type) & (BFI_ADAPTER_TTV | BFI_ADAPTER_PROTO | \ - BFI_ADAPTER_UNSUPP)) - -/** - * BFI_IOC_H2I_ENABLE_REQ & BFI_IOC_H2I_DISABLE_REQ messages - */ -struct bfi_ioc_ctrl_req_s { - struct bfi_mhdr_s mh; - u8 ioc_class; - u8 rsvd[3]; -}; - -/** - * BFI_IOC_I2H_ENABLE_REPLY & BFI_IOC_I2H_DISABLE_REPLY messages - */ -struct bfi_ioc_ctrl_reply_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u8 status; /* enable/disable status */ - u8 rsvd[3]; -}; - -#define BFI_IOC_MSGSZ 8 -/** - * H2I Messages - */ -union bfi_ioc_h2i_msg_u { - struct bfi_mhdr_s mh; - struct bfi_ioc_ctrl_req_s enable_req; - struct bfi_ioc_ctrl_req_s disable_req; - struct bfi_ioc_getattr_req_s getattr_req; - u32 mboxmsg[BFI_IOC_MSGSZ]; -}; - -/** - * I2H Messages - */ -union bfi_ioc_i2h_msg_u { - struct bfi_mhdr_s mh; - struct bfi_ioc_rdy_event_s rdy_event; - u32 mboxmsg[BFI_IOC_MSGSZ]; -}; - -#pragma pack() - -#endif /* __BFI_IOC_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_iocfc.h b/drivers/scsi/bfa/include/bfi/bfi_iocfc.h deleted file mode 100644 index ccdfcc5d7e0..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_iocfc.h +++ /dev/null @@ -1,179 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_IOCFC_H__ -#define __BFI_IOCFC_H__ - -#include "bfi.h" -#include <bfi/bfi_pbc.h> -#include <defs/bfa_defs_ioc.h> -#include <defs/bfa_defs_iocfc.h> -#include <defs/bfa_defs_boot.h> - -#pragma pack(1) - -enum bfi_iocfc_h2i_msgs { - BFI_IOCFC_H2I_CFG_REQ = 1, - BFI_IOCFC_H2I_GET_STATS_REQ = 2, - BFI_IOCFC_H2I_CLEAR_STATS_REQ = 3, - BFI_IOCFC_H2I_SET_INTR_REQ = 4, - BFI_IOCFC_H2I_UPDATEQ_REQ = 5, -}; - -enum bfi_iocfc_i2h_msgs { - BFI_IOCFC_I2H_CFG_REPLY = BFA_I2HM(1), - BFI_IOCFC_I2H_GET_STATS_RSP = BFA_I2HM(2), - BFI_IOCFC_I2H_CLEAR_STATS_RSP = BFA_I2HM(3), - BFI_IOCFC_I2H_UPDATEQ_RSP = BFA_I2HM(5), -}; - -struct bfi_iocfc_cfg_s { - u8 num_cqs; /* Number of CQs to be used */ - u8 sense_buf_len; /* SCSI sense length */ - u8 trunk_enabled; /* port trunking enabled */ - u8 trunk_ports; /* trunk ports bit map */ - u32 endian_sig; /* endian signature of host */ - - /** - * Request and response circular queue base addresses, size and - * shadow index pointers. - */ - union bfi_addr_u req_cq_ba[BFI_IOC_MAX_CQS]; - union bfi_addr_u req_shadow_ci[BFI_IOC_MAX_CQS]; - u16 req_cq_elems[BFI_IOC_MAX_CQS]; - union bfi_addr_u rsp_cq_ba[BFI_IOC_MAX_CQS]; - union bfi_addr_u rsp_shadow_pi[BFI_IOC_MAX_CQS]; - u16 rsp_cq_elems[BFI_IOC_MAX_CQS]; - - union bfi_addr_u stats_addr; /* DMA-able address for stats */ - union bfi_addr_u cfgrsp_addr; /* config response dma address */ - union bfi_addr_u ioim_snsbase; /* IO sense buffer base address */ - struct bfa_iocfc_intr_attr_s intr_attr; /* IOC interrupt attributes */ -}; - -/** - * Boot target wwn information for this port. This contains either the stored - * or discovered boot target port wwns for the port. - */ -struct bfi_iocfc_bootwwns { - wwn_t wwn[BFA_BOOT_BOOTLUN_MAX]; - u8 nwwns; - u8 rsvd[7]; -}; - -struct bfi_iocfc_cfgrsp_s { - struct bfa_iocfc_fwcfg_s fwcfg; - struct bfa_iocfc_intr_attr_s intr_attr; - struct bfi_iocfc_bootwwns bootwwns; - struct bfi_pbc_s pbc_cfg; -}; - -/** - * BFI_IOCFC_H2I_CFG_REQ message - */ -struct bfi_iocfc_cfg_req_s { - struct bfi_mhdr_s mh; - union bfi_addr_u ioc_cfg_dma_addr; -}; - -/** - * BFI_IOCFC_I2H_CFG_REPLY message - */ -struct bfi_iocfc_cfg_reply_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u8 cfg_success; /* cfg reply status */ - u8 lpu_bm; /* LPUs assigned for this IOC */ - u8 rsvd[2]; -}; - -/** - * BFI_IOCFC_H2I_GET_STATS_REQ & BFI_IOCFC_H2I_CLEAR_STATS_REQ messages - */ -struct bfi_iocfc_stats_req_s { - struct bfi_mhdr_s mh; /* msg header */ - u32 msgtag; /* msgtag for reply */ -}; - -/** - * BFI_IOCFC_I2H_GET_STATS_RSP & BFI_IOCFC_I2H_CLEAR_STATS_RSP messages - */ -struct bfi_iocfc_stats_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 status; /* reply status */ - u8 rsvd[3]; - u32 msgtag; /* msgtag for reply */ -}; - -/** - * BFI_IOCFC_H2I_SET_INTR_REQ message - */ -struct bfi_iocfc_set_intr_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 coalesce; /* enable intr coalescing*/ - u8 rsvd[3]; - u16 delay; /* delay timer 0..1125us */ - u16 latency; /* latency timer 0..225us */ -}; - -/** - * BFI_IOCFC_H2I_UPDATEQ_REQ message - */ -struct bfi_iocfc_updateq_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - u32 reqq_ba; /* reqq base addr */ - u32 rspq_ba; /* rspq base addr */ - u32 reqq_sci; /* reqq shadow ci */ - u32 rspq_spi; /* rspq shadow pi */ -}; - -/** - * BFI_IOCFC_I2H_UPDATEQ_RSP message - */ -struct bfi_iocfc_updateq_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 status; /* updateq status */ - u8 rsvd[3]; -}; - -/** - * H2I Messages - */ -union bfi_iocfc_h2i_msg_u { - struct bfi_mhdr_s mh; - struct bfi_iocfc_cfg_req_s cfg_req; - struct bfi_iocfc_stats_req_s stats_get; - struct bfi_iocfc_stats_req_s stats_clr; - struct bfi_iocfc_updateq_req_s updateq_req; - u32 mboxmsg[BFI_IOC_MSGSZ]; -}; - -/** - * I2H Messages - */ -union bfi_iocfc_i2h_msg_u { - struct bfi_mhdr_s mh; - struct bfi_iocfc_cfg_reply_s cfg_reply; - struct bfi_iocfc_stats_rsp_s stats_get_rsp; - struct bfi_iocfc_stats_rsp_s stats_clr_rsp; - struct bfi_iocfc_updateq_rsp_s updateq_rsp; - u32 mboxmsg[BFI_IOC_MSGSZ]; -}; - -#pragma pack() - -#endif /* __BFI_IOCFC_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_lport.h b/drivers/scsi/bfa/include/bfi/bfi_lport.h deleted file mode 100644 index 29010614bac..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_lport.h +++ /dev/null @@ -1,89 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_LPORT_H__ -#define __BFI_LPORT_H__ - -#include <bfi/bfi.h> - -#pragma pack(1) - -enum bfi_lport_h2i_msgs { - BFI_LPORT_H2I_CREATE_REQ = 1, - BFI_LPORT_H2I_DELETE_REQ = 2, -}; - -enum bfi_lport_i2h_msgs { - BFI_LPORT_I2H_CREATE_RSP = BFA_I2HM(1), - BFI_LPORT_I2H_DELETE_RSP = BFA_I2HM(2), - BFI_LPORT_I2H_ONLINE = BFA_I2HM(3), - BFI_LPORT_I2H_OFFLINE = BFA_I2HM(4), -}; - -#define BFI_LPORT_MAX_SYNNAME 64 - -enum bfi_lport_role_e { - BFI_LPORT_ROLE_FCPIM = 1, - BFI_LPORT_ROLE_FCPTM = 2, - BFI_LPORT_ROLE_IPFC = 4, -}; - -struct bfi_lport_create_req_s { - bfi_mhdr_t mh; /* common msg header */ - u16 fabric_fwhdl; /* parent fabric instance */ - u8 roles; /* lport FC-4 roles */ - u8 rsvd; - wwn_t pwwn; /* port name */ - wwn_t nwwn; /* node name */ - u8 symname[BFI_LPORT_MAX_SYNNAME]; -}; - -struct bfi_lport_create_rsp_s { - bfi_mhdr_t mh; /* common msg header */ - u8 status; /* lport creation status */ - u8 rsvd[3]; -}; - -struct bfi_lport_delete_req_s { - bfi_mhdr_t mh; /* common msg header */ - u16 fw_handle; /* firmware lport handle */ - u16 rsvd; -}; - -struct bfi_lport_delete_rsp_s { - bfi_mhdr_t mh; /* common msg header */ - u16 bfa_handle; /* host lport handle */ - u8 status; /* lport deletion status */ - u8 rsvd; -}; - -union bfi_lport_h2i_msg_u { - bfi_msg_t *msg; - struct bfi_lport_create_req_s *create_req; - struct bfi_lport_delete_req_s *delete_req; -}; - -union bfi_lport_i2h_msg_u { - bfi_msg_t *msg; - struct bfi_lport_create_rsp_s *create_rsp; - struct bfi_lport_delete_rsp_s *delete_rsp; -}; - -#pragma pack() - -#endif /* __BFI_LPORT_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_lps.h b/drivers/scsi/bfa/include/bfi/bfi_lps.h deleted file mode 100644 index 7ed31bbb869..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_lps.h +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_LPS_H__ -#define __BFI_LPS_H__ - -#include <bfi/bfi.h> - -#pragma pack(1) - -enum bfi_lps_h2i_msgs { - BFI_LPS_H2I_LOGIN_REQ = 1, - BFI_LPS_H2I_LOGOUT_REQ = 2, -}; - -enum bfi_lps_i2h_msgs { - BFI_LPS_H2I_LOGIN_RSP = BFA_I2HM(1), - BFI_LPS_H2I_LOGOUT_RSP = BFA_I2HM(2), - BFI_LPS_H2I_CVL_EVENT = BFA_I2HM(3), -}; - -struct bfi_lps_login_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 lp_tag; - u8 alpa; - u16 pdu_size; - wwn_t pwwn; - wwn_t nwwn; - u8 fdisc; - u8 auth_en; - u8 rsvd[2]; -}; - -struct bfi_lps_login_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 lp_tag; - u8 status; - u8 lsrjt_rsn; - u8 lsrjt_expl; - wwn_t port_name; - wwn_t node_name; - u16 bb_credit; - u8 f_port; - u8 npiv_en; - u32 lp_pid:24; - u32 auth_req:8; - mac_t lp_mac; - mac_t fcf_mac; - u8 ext_status; - u8 brcd_switch;/* attached peer is brcd switch */ -}; - -struct bfi_lps_logout_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 lp_tag; - u8 rsvd[3]; - wwn_t port_name; -}; - -struct bfi_lps_logout_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 lp_tag; - u8 status; - u8 rsvd[2]; -}; - -struct bfi_lps_cvl_event_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 lp_tag; - u8 rsvd[3]; -}; - -union bfi_lps_h2i_msg_u { - struct bfi_mhdr_s *msg; - struct bfi_lps_login_req_s *login_req; - struct bfi_lps_logout_req_s *logout_req; -}; - -union bfi_lps_i2h_msg_u { - struct bfi_msg_s *msg; - struct bfi_lps_login_rsp_s *login_rsp; - struct bfi_lps_logout_rsp_s *logout_rsp; - struct bfi_lps_cvl_event_s *cvl_event; -}; - -#pragma pack() - -#endif /* __BFI_LPS_H__ */ - - diff --git a/drivers/scsi/bfa/include/bfi/bfi_pbc.h b/drivers/scsi/bfa/include/bfi/bfi_pbc.h deleted file mode 100644 index 88a4154c30c..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_pbc.h +++ /dev/null @@ -1,62 +0,0 @@ -/* - * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_PBC_H__ -#define __BFI_PBC_H__ - -#pragma pack(1) - -#define BFI_PBC_MAX_BLUNS 8 -#define BFI_PBC_MAX_VPORTS 16 - -#define BFI_PBC_PORT_DISABLED 2 -/** - * PBC boot lun configuration - */ -struct bfi_pbc_blun_s { - wwn_t tgt_pwwn; - lun_t tgt_lun; -}; - -/** - * PBC virtual port configuration - */ -struct bfi_pbc_vport_s { - wwn_t vp_pwwn; - wwn_t vp_nwwn; -}; - -/** - * BFI pre-boot configuration information - */ -struct bfi_pbc_s { - u8 port_enabled; - u8 boot_enabled; - u8 nbluns; - u8 nvports; - u8 port_speed; - u8 rsvd_a; - u16 hss; - wwn_t pbc_pwwn; - wwn_t pbc_nwwn; - struct bfi_pbc_blun_s blun[BFI_PBC_MAX_BLUNS]; - struct bfi_pbc_vport_s vport[BFI_PBC_MAX_VPORTS]; -}; - -#pragma pack() - -#endif /* __BFI_PBC_H__ */ diff --git a/drivers/scsi/bfa/include/bfi/bfi_port.h b/drivers/scsi/bfa/include/bfi/bfi_port.h deleted file mode 100644 index 3ec3bea110b..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_port.h +++ /dev/null @@ -1,115 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFI_PORT_H__ -#define __BFI_PORT_H__ - -#include <bfi/bfi.h> -#include <defs/bfa_defs_pport.h> - -#pragma pack(1) - -enum bfi_port_h2i { - BFI_PORT_H2I_ENABLE_REQ = (1), - BFI_PORT_H2I_DISABLE_REQ = (2), - BFI_PORT_H2I_GET_STATS_REQ = (3), - BFI_PORT_H2I_CLEAR_STATS_REQ = (4), -}; - -enum bfi_port_i2h { - BFI_PORT_I2H_ENABLE_RSP = BFA_I2HM(1), - BFI_PORT_I2H_DISABLE_RSP = BFA_I2HM(2), - BFI_PORT_I2H_GET_STATS_RSP = BFA_I2HM(3), - BFI_PORT_I2H_CLEAR_STATS_RSP = BFA_I2HM(4), -}; - -/** - * Generic REQ type - */ -struct bfi_port_generic_req_s { - struct bfi_mhdr_s mh; /* msg header */ - u32 msgtag; /* msgtag for reply */ - u32 rsvd; -}; - -/** - * Generic RSP type - */ -struct bfi_port_generic_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 status; /* port enable status */ - u8 rsvd[3]; - u32 msgtag; /* msgtag for reply */ -}; - -/** - * @todo - * BFI_PORT_H2I_ENABLE_REQ - */ - -/** - * @todo - * BFI_PORT_I2H_ENABLE_RSP - */ - -/** - * BFI_PORT_H2I_DISABLE_REQ - */ - -/** - * BFI_PORT_I2H_DISABLE_RSP - */ - -/** - * BFI_PORT_H2I_GET_STATS_REQ - */ -struct bfi_port_get_stats_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - union bfi_addr_u dma_addr; -}; - -/** - * BFI_PORT_I2H_GET_STATS_RSP - */ - -/** - * BFI_PORT_H2I_CLEAR_STATS_REQ - */ - -/** - * BFI_PORT_I2H_CLEAR_STATS_RSP - */ - -union bfi_port_h2i_msg_u { - struct bfi_mhdr_s mh; - struct bfi_port_generic_req_s enable_req; - struct bfi_port_generic_req_s disable_req; - struct bfi_port_get_stats_req_s getstats_req; - struct bfi_port_generic_req_s clearstats_req; -}; - -union bfi_port_i2h_msg_u { - struct bfi_mhdr_s mh; - struct bfi_port_generic_rsp_s enable_rsp; - struct bfi_port_generic_rsp_s disable_rsp; - struct bfi_port_generic_rsp_s getstats_rsp; - struct bfi_port_generic_rsp_s clearstats_rsp; -}; - -#pragma pack() - -#endif /* __BFI_PORT_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_pport.h b/drivers/scsi/bfa/include/bfi/bfi_pport.h deleted file mode 100644 index 50dcf45c747..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_pport.h +++ /dev/null @@ -1,118 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFI_PPORT_H__ -#define __BFI_PPORT_H__ - -#include <bfi/bfi.h> -#include <defs/bfa_defs_pport.h> - -#pragma pack(1) - -enum bfi_fcport_h2i { - BFI_FCPORT_H2I_ENABLE_REQ = (1), - BFI_FCPORT_H2I_DISABLE_REQ = (2), - BFI_FCPORT_H2I_SET_SVC_PARAMS_REQ = (3), - BFI_FCPORT_H2I_STATS_GET_REQ = (4), - BFI_FCPORT_H2I_STATS_CLEAR_REQ = (5), -}; - -enum bfi_fcport_i2h { - BFI_FCPORT_I2H_ENABLE_RSP = BFA_I2HM(1), - BFI_FCPORT_I2H_DISABLE_RSP = BFA_I2HM(2), - BFI_FCPORT_I2H_SET_SVC_PARAMS_RSP = BFA_I2HM(3), - BFI_FCPORT_I2H_STATS_GET_RSP = BFA_I2HM(4), - BFI_FCPORT_I2H_STATS_CLEAR_RSP = BFA_I2HM(5), - BFI_FCPORT_I2H_EVENT = BFA_I2HM(6), -}; - -/** - * Generic REQ type - */ -struct bfi_fcport_req_s { - struct bfi_mhdr_s mh; /* msg header */ - u32 msgtag; /* msgtag for reply */ -}; - -/** - * Generic RSP type - */ -struct bfi_fcport_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 status; /* port enable status */ - u8 rsvd[3]; - u32 msgtag; /* msgtag for reply */ -}; - -/** - * BFI_FCPORT_H2I_ENABLE_REQ - */ -struct bfi_fcport_enable_req_s { - struct bfi_mhdr_s mh; /* msg header */ - u32 rsvd1; - wwn_t nwwn; /* node wwn of physical port */ - wwn_t pwwn; /* port wwn of physical port */ - struct bfa_pport_cfg_s port_cfg; /* port configuration */ - union bfi_addr_u stats_dma_addr; /* DMA address for stats */ - u32 msgtag; /* msgtag for reply */ - u32 rsvd2; -}; - -/** - * BFI_FCPORT_H2I_SET_SVC_PARAMS_REQ - */ -struct bfi_fcport_set_svc_params_req_s { - struct bfi_mhdr_s mh; /* msg header */ - u16 tx_bbcredit; /* Tx credits */ - u16 rsvd; -}; - -/** - * BFI_FCPORT_I2H_EVENT - */ -struct bfi_fcport_event_s { - struct bfi_mhdr_s mh; /* common msg header */ - struct bfa_pport_link_s link_state; -}; - -/** - * fcport H2I message - */ -union bfi_fcport_h2i_msg_u { - struct bfi_mhdr_s *mhdr; - struct bfi_fcport_enable_req_s *penable; - struct bfi_fcport_req_s *pdisable; - struct bfi_fcport_set_svc_params_req_s *psetsvcparams; - struct bfi_fcport_req_s *pstatsget; - struct bfi_fcport_req_s *pstatsclear; -}; - -/** - * fcport I2H message - */ -union bfi_fcport_i2h_msg_u { - struct bfi_msg_s *msg; - struct bfi_fcport_rsp_s *penable_rsp; - struct bfi_fcport_rsp_s *pdisable_rsp; - struct bfi_fcport_rsp_s *psetsvcparams_rsp; - struct bfi_fcport_rsp_s *pstatsget_rsp; - struct bfi_fcport_rsp_s *pstatsclear_rsp; - struct bfi_fcport_event_s *event; -}; - -#pragma pack() - -#endif /* __BFI_PPORT_H__ */ diff --git a/drivers/scsi/bfa/include/bfi/bfi_rport.h b/drivers/scsi/bfa/include/bfi/bfi_rport.h deleted file mode 100644 index e1cd83b56ec..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_rport.h +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_RPORT_H__ -#define __BFI_RPORT_H__ - -#include <bfi/bfi.h> - -#pragma pack(1) - -enum bfi_rport_h2i_msgs { - BFI_RPORT_H2I_CREATE_REQ = 1, - BFI_RPORT_H2I_DELETE_REQ = 2, - BFI_RPORT_H2I_SET_SPEED_REQ = 3, -}; - -enum bfi_rport_i2h_msgs { - BFI_RPORT_I2H_CREATE_RSP = BFA_I2HM(1), - BFI_RPORT_I2H_DELETE_RSP = BFA_I2HM(2), - BFI_RPORT_I2H_QOS_SCN = BFA_I2HM(3), -}; - -struct bfi_rport_create_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 bfa_handle; /* host rport handle */ - u16 max_frmsz; /* max rcv pdu size */ - u32 pid:24, /* remote port ID */ - lp_tag:8; /* local port tag */ - u32 local_pid:24, /* local port ID */ - cisc:8; - u8 fc_class; /* supported FC classes */ - u8 vf_en; /* virtual fabric enable */ - u16 vf_id; /* virtual fabric ID */ -}; - -struct bfi_rport_create_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u8 status; /* rport creation status */ - u8 rsvd[3]; - u16 bfa_handle; /* host rport handle */ - u16 fw_handle; /* firmware rport handle */ - struct bfa_rport_qos_attr_s qos_attr; /* QoS Attributes */ -}; - -struct bfa_rport_speed_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 fw_handle; /* firmware rport handle */ - u8 speed; /*! rport's speed via RPSC */ - u8 rsvd; -}; - -struct bfi_rport_delete_req_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 fw_handle; /* firmware rport handle */ - u16 rsvd; -}; - -struct bfi_rport_delete_rsp_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 bfa_handle; /* host rport handle */ - u8 status; /* rport deletion status */ - u8 rsvd; -}; - -struct bfi_rport_qos_scn_s { - struct bfi_mhdr_s mh; /* common msg header */ - u16 bfa_handle; /* host rport handle */ - u16 rsvd; - struct bfa_rport_qos_attr_s old_qos_attr; /* Old QoS Attributes */ - struct bfa_rport_qos_attr_s new_qos_attr; /* New QoS Attributes */ -}; - -union bfi_rport_h2i_msg_u { - struct bfi_msg_s *msg; - struct bfi_rport_create_req_s *create_req; - struct bfi_rport_delete_req_s *delete_req; - struct bfi_rport_speed_req_s *speed_req; -}; - -union bfi_rport_i2h_msg_u { - struct bfi_msg_s *msg; - struct bfi_rport_create_rsp_s *create_rsp; - struct bfi_rport_delete_rsp_s *delete_rsp; - struct bfi_rport_qos_scn_s *qos_scn_evt; -}; - -#pragma pack() - -#endif /* __BFI_RPORT_H__ */ - diff --git a/drivers/scsi/bfa/include/bfi/bfi_uf.h b/drivers/scsi/bfa/include/bfi/bfi_uf.h deleted file mode 100644 index f328a9e7e62..00000000000 --- a/drivers/scsi/bfa/include/bfi/bfi_uf.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFI_UF_H__ -#define __BFI_UF_H__ - -#include "bfi.h" - -#pragma pack(1) - -enum bfi_uf_h2i { - BFI_UF_H2I_BUF_POST = 1, -}; - -enum bfi_uf_i2h { - BFI_UF_I2H_FRM_RCVD = BFA_I2HM(1), -}; - -#define BFA_UF_MAX_SGES 2 - -struct bfi_uf_buf_post_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u16 buf_tag; /* buffer tag */ - u16 buf_len; /* total buffer length */ - struct bfi_sge_s sge[BFA_UF_MAX_SGES]; /* buffer DMA SGEs */ -}; - -struct bfi_uf_frm_rcvd_s { - struct bfi_mhdr_s mh; /* Common msg header */ - u16 buf_tag; /* buffer tag */ - u16 rsvd; - u16 frm_len; /* received frame length */ - u16 xfr_len; /* tranferred length */ -}; - -#pragma pack() - -#endif /* __BFI_UF_H__ */ diff --git a/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h b/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h deleted file mode 100644 index a75a1f3be31..00000000000 --- a/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h +++ /dev/null @@ -1,40 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_cna_trcmod.h CNA trace modules - */ - -#ifndef __BFA_CNA_TRCMOD_H__ -#define __BFA_CNA_TRCMOD_H__ - -#include <cs/bfa_trc.h> - -/* - * !!! Only append to the enums defined here to avoid any versioning - * !!! needed between trace utility and driver version - */ -enum { - BFA_TRC_CNA_CEE = 1, - BFA_TRC_CNA_PORT = 2, - BFA_TRC_CNA_IOC = 3, - BFA_TRC_CNA_DIAG = 4, - BFA_TRC_CNA_IOC_CB = 5, - BFA_TRC_CNA_IOC_CT = 6, -}; - -#endif /* __BFA_CNA_TRCMOD_H__ */ diff --git a/drivers/scsi/bfa/include/cna/cee/bfa_cee.h b/drivers/scsi/bfa/include/cna/cee/bfa_cee.h deleted file mode 100644 index 77f297f6804..00000000000 --- a/drivers/scsi/bfa/include/cna/cee/bfa_cee.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_CEE_H__ -#define __BFA_CEE_H__ - -#include <defs/bfa_defs_cee.h> -#include <bfa_ioc.h> -#include <cs/bfa_trc.h> -#include <cs/bfa_log.h> - -typedef void (*bfa_cee_get_attr_cbfn_t) (void *dev, bfa_status_t status); -typedef void (*bfa_cee_get_stats_cbfn_t) (void *dev, bfa_status_t status); -typedef void (*bfa_cee_reset_stats_cbfn_t) (void *dev, bfa_status_t status); -typedef void (*bfa_cee_hbfail_cbfn_t) (void *dev, bfa_status_t status); - -struct bfa_cee_cbfn_s { - bfa_cee_get_attr_cbfn_t get_attr_cbfn; - void *get_attr_cbarg; - bfa_cee_get_stats_cbfn_t get_stats_cbfn; - void *get_stats_cbarg; - bfa_cee_reset_stats_cbfn_t reset_stats_cbfn; - void *reset_stats_cbarg; -}; - -struct bfa_cee_s { - void *dev; - bfa_boolean_t get_attr_pending; - bfa_boolean_t get_stats_pending; - bfa_boolean_t reset_stats_pending; - bfa_status_t get_attr_status; - bfa_status_t get_stats_status; - bfa_status_t reset_stats_status; - struct bfa_cee_cbfn_s cbfn; - struct bfa_ioc_hbfail_notify_s hbfail; - struct bfa_trc_mod_s *trcmod; - struct bfa_log_mod_s *logmod; - struct bfa_cee_attr_s *attr; - struct bfa_cee_stats_s *stats; - struct bfa_dma_s attr_dma; - struct bfa_dma_s stats_dma; - struct bfa_ioc_s *ioc; - struct bfa_mbox_cmd_s get_cfg_mb; - struct bfa_mbox_cmd_s get_stats_mb; - struct bfa_mbox_cmd_s reset_stats_mb; -}; - -u32 bfa_cee_meminfo(void); -void bfa_cee_mem_claim(struct bfa_cee_s *cee, u8 *dma_kva, - u64 dma_pa); -void bfa_cee_attach(struct bfa_cee_s *cee, struct bfa_ioc_s *ioc, void *dev, - struct bfa_trc_mod_s *trcmod, - struct bfa_log_mod_s *logmod); -void bfa_cee_detach(struct bfa_cee_s *cee); -bfa_status_t bfa_cee_get_attr(struct bfa_cee_s *cee, - struct bfa_cee_attr_s *attr, - bfa_cee_get_attr_cbfn_t cbfn, void *cbarg); -bfa_status_t bfa_cee_get_stats(struct bfa_cee_s *cee, - struct bfa_cee_stats_s *stats, - bfa_cee_get_stats_cbfn_t cbfn, void *cbarg); -bfa_status_t bfa_cee_reset_stats(struct bfa_cee_s *cee, - bfa_cee_reset_stats_cbfn_t cbfn, void *cbarg); -#endif /* __BFA_CEE_H__ */ diff --git a/drivers/scsi/bfa/include/cna/port/bfa_port.h b/drivers/scsi/bfa/include/cna/port/bfa_port.h deleted file mode 100644 index d7babaf9784..00000000000 --- a/drivers/scsi/bfa/include/cna/port/bfa_port.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_PORT_H__ -#define __BFA_PORT_H__ - -#include <defs/bfa_defs_port.h> -#include <bfa_ioc.h> -#include <cs/bfa_trc.h> -#include <cs/bfa_log.h> - -typedef void (*bfa_port_stats_cbfn_t) (void *dev, bfa_status_t status); -typedef void (*bfa_port_endis_cbfn_t) (void *dev, bfa_status_t status); - -struct bfa_port_s { - void *dev; - struct bfa_ioc_s *ioc; - struct bfa_trc_mod_s *trcmod; - struct bfa_log_mod_s *logmod; - u32 msgtag; - bfa_boolean_t stats_busy; - struct bfa_mbox_cmd_s stats_mb; - bfa_port_stats_cbfn_t stats_cbfn; - void *stats_cbarg; - bfa_status_t stats_status; - u32 stats_reset_time; - union bfa_pport_stats_u *stats; - struct bfa_dma_s stats_dma; - bfa_boolean_t endis_pending; - struct bfa_mbox_cmd_s endis_mb; - bfa_port_endis_cbfn_t endis_cbfn; - void *endis_cbarg; - bfa_status_t endis_status; - struct bfa_ioc_hbfail_notify_s hbfail; -}; - -void bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, - void *dev, struct bfa_trc_mod_s *trcmod, - struct bfa_log_mod_s *logmod); -void bfa_port_detach(struct bfa_port_s *port); -void bfa_port_hbfail(void *arg); - -bfa_status_t bfa_port_get_stats(struct bfa_port_s *port, - union bfa_pport_stats_u *stats, - bfa_port_stats_cbfn_t cbfn, void *cbarg); -bfa_status_t bfa_port_clear_stats(struct bfa_port_s *port, - bfa_port_stats_cbfn_t cbfn, void *cbarg); -bfa_status_t bfa_port_enable(struct bfa_port_s *port, - bfa_port_endis_cbfn_t cbfn, void *cbarg); -bfa_status_t bfa_port_disable(struct bfa_port_s *port, - bfa_port_endis_cbfn_t cbfn, void *cbarg); -u32 bfa_port_meminfo(void); -void bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva, - u64 dma_pa); - -#endif /* __BFA_PORT_H__ */ diff --git a/drivers/scsi/bfa/include/cna/pstats/ethport_defs.h b/drivers/scsi/bfa/include/cna/pstats/ethport_defs.h deleted file mode 100644 index 1563ee51221..00000000000 --- a/drivers/scsi/bfa/include/cna/pstats/ethport_defs.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved. - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __ETHPORT_DEFS_H__ -#define __ETHPORT_DEFS_H__ - -struct bnad_drv_stats { - u64 netif_queue_stop; - u64 netif_queue_wakeup; - u64 tso4; - u64 tso6; - u64 tso_err; - u64 tcpcsum_offload; - u64 udpcsum_offload; - u64 csum_help; - u64 csum_help_err; - - u64 hw_stats_updates; - u64 netif_rx_schedule; - u64 netif_rx_complete; - u64 netif_rx_dropped; -}; -#endif diff --git a/drivers/scsi/bfa/include/cna/pstats/phyport_defs.h b/drivers/scsi/bfa/include/cna/pstats/phyport_defs.h deleted file mode 100644 index eb7548030d0..00000000000 --- a/drivers/scsi/bfa/include/cna/pstats/phyport_defs.h +++ /dev/null @@ -1,218 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved. - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __PHYPORT_DEFS_H__ -#define __PHYPORT_DEFS_H__ - -#define BNA_TXF_ID_MAX 64 -#define BNA_RXF_ID_MAX 64 - -/* - * Statistics - */ - -/* - * TxF Frame Statistics - */ -struct bna_stats_txf { - u64 ucast_octets; - u64 ucast; - u64 ucast_vlan; - - u64 mcast_octets; - u64 mcast; - u64 mcast_vlan; - - u64 bcast_octets; - u64 bcast; - u64 bcast_vlan; - - u64 errors; - u64 filter_vlan; /* frames filtered due to VLAN */ - u64 filter_mac_sa; /* frames filtered due to SA check */ -}; - -/* - * RxF Frame Statistics - */ -struct bna_stats_rxf { - u64 ucast_octets; - u64 ucast; - u64 ucast_vlan; - - u64 mcast_octets; - u64 mcast; - u64 mcast_vlan; - - u64 bcast_octets; - u64 bcast; - u64 bcast_vlan; - u64 frame_drops; -}; - -/* - * FC Tx Frame Statistics - */ -struct bna_stats_fc_tx { - u64 txf_ucast_octets; - u64 txf_ucast; - u64 txf_ucast_vlan; - - u64 txf_mcast_octets; - u64 txf_mcast; - u64 txf_mcast_vlan; - - u64 txf_bcast_octets; - u64 txf_bcast; - u64 txf_bcast_vlan; - - u64 txf_parity_errors; - u64 txf_timeout; - u64 txf_fid_parity_errors; -}; - -/* - * FC Rx Frame Statistics - */ -struct bna_stats_fc_rx { - u64 rxf_ucast_octets; - u64 rxf_ucast; - u64 rxf_ucast_vlan; - - u64 rxf_mcast_octets; - u64 rxf_mcast; - u64 rxf_mcast_vlan; - - u64 rxf_bcast_octets; - u64 rxf_bcast; - u64 rxf_bcast_vlan; -}; - -/* - * RAD Frame Statistics - */ -struct cna_stats_rad { - u64 rx_frames; - u64 rx_octets; - u64 rx_vlan_frames; - - u64 rx_ucast; - u64 rx_ucast_octets; - u64 rx_ucast_vlan; - - u64 rx_mcast; - u64 rx_mcast_octets; - u64 rx_mcast_vlan; - - u64 rx_bcast; - u64 rx_bcast_octets; - u64 rx_bcast_vlan; - - u64 rx_drops; -}; - -/* - * BPC Tx Registers - */ -struct cna_stats_bpc_tx { - u64 tx_pause[8]; - u64 tx_zero_pause[8]; /* Pause cancellation */ - u64 tx_first_pause[8]; /* Pause initiation rather - *than retention */ -}; - -/* - * BPC Rx Registers - */ -struct cna_stats_bpc_rx { - u64 rx_pause[8]; - u64 rx_zero_pause[8]; /* Pause cancellation */ - u64 rx_first_pause[8]; /* Pause initiation rather - *than retention */ -}; - -/* - * MAC Rx Statistics - */ -struct cna_stats_mac_rx { - u64 frame_64; /* both rx and tx counter */ - u64 frame_65_127; /* both rx and tx counter */ - u64 frame_128_255; /* both rx and tx counter */ - u64 frame_256_511; /* both rx and tx counter */ - u64 frame_512_1023; /* both rx and tx counter */ - u64 frame_1024_1518; /* both rx and tx counter */ - u64 frame_1518_1522; /* both rx and tx counter */ - u64 rx_bytes; - u64 rx_packets; - u64 rx_fcs_error; - u64 rx_multicast; - u64 rx_broadcast; - u64 rx_control_frames; - u64 rx_pause; - u64 rx_unknown_opcode; - u64 rx_alignment_error; - u64 rx_frame_length_error; - u64 rx_code_error; - u64 rx_carrier_sense_error; - u64 rx_undersize; - u64 rx_oversize; - u64 rx_fragments; - u64 rx_jabber; - u64 rx_drop; -}; - -/* - * MAC Tx Statistics - */ -struct cna_stats_mac_tx { - u64 tx_bytes; - u64 tx_packets; - u64 tx_multicast; - u64 tx_broadcast; - u64 tx_pause; - u64 tx_deferral; - u64 tx_excessive_deferral; - u64 tx_single_collision; - u64 tx_muliple_collision; - u64 tx_late_collision; - u64 tx_excessive_collision; - u64 tx_total_collision; - u64 tx_pause_honored; - u64 tx_drop; - u64 tx_jabber; - u64 tx_fcs_error; - u64 tx_control_frame; - u64 tx_oversize; - u64 tx_undersize; - u64 tx_fragments; -}; - -/* - * Complete statistics - */ -struct bna_stats { - struct cna_stats_mac_rx mac_rx_stats; - struct cna_stats_bpc_rx bpc_rx_stats; - struct cna_stats_rad rad_stats; - struct bna_stats_fc_rx fc_rx_stats; - struct cna_stats_mac_tx mac_tx_stats; - struct cna_stats_bpc_tx bpc_tx_stats; - struct bna_stats_fc_tx fc_tx_stats; - struct bna_stats_rxf rxf_stats[BNA_TXF_ID_MAX]; - struct bna_stats_txf txf_stats[BNA_RXF_ID_MAX]; -}; - -#endif diff --git a/drivers/scsi/bfa/include/cs/bfa_checksum.h b/drivers/scsi/bfa/include/cs/bfa_checksum.h deleted file mode 100644 index 650f8d0aaff..00000000000 --- a/drivers/scsi/bfa/include/cs/bfa_checksum.h +++ /dev/null @@ -1,60 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_checksum.h BFA checksum utilities - */ - -#ifndef __BFA_CHECKSUM_H__ -#define __BFA_CHECKSUM_H__ - -static inline u32 -bfa_checksum_u32(u32 *buf, int sz) -{ - int i, m = sz >> 2; - u32 sum = 0; - - for (i = 0; i < m; i++) - sum ^= buf[i]; - - return sum; -} - -static inline u16 -bfa_checksum_u16(u16 *buf, int sz) -{ - int i, m = sz >> 1; - u16 sum = 0; - - for (i = 0; i < m; i++) - sum ^= buf[i]; - - return sum; -} - -static inline u8 -bfa_checksum_u8(u8 *buf, int sz) -{ - int i; - u8 sum = 0; - - for (i = 0; i < sz; i++) - sum ^= buf[i]; - - return sum; -} -#endif diff --git a/drivers/scsi/bfa/include/cs/bfa_debug.h b/drivers/scsi/bfa/include/cs/bfa_debug.h deleted file mode 100644 index 75a911ea793..00000000000 --- a/drivers/scsi/bfa/include/cs/bfa_debug.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_debug.h BFA debug interfaces - */ - -#ifndef __BFA_DEBUG_H__ -#define __BFA_DEBUG_H__ - -#define bfa_assert(__cond) do { \ - if (!(__cond)) \ - bfa_panic(__LINE__, __FILE__, #__cond); \ -} while (0) - -#define bfa_sm_fault(__mod, __event) do { \ - bfa_trc(__mod, (((uint32_t)0xDEAD << 16) | __event)); \ - bfa_sm_panic((__mod)->logm, __LINE__, __FILE__, __event); \ -} while (0) - -#ifndef BFA_PERF_BUILD -#define bfa_assert_fp(__cond) bfa_assert(__cond) -#else -#define bfa_assert_fp(__cond) -#endif - -struct bfa_log_mod_s; -void bfa_panic(int line, char *file, char *panicstr); -void bfa_sm_panic(struct bfa_log_mod_s *logm, int line, char *file, int event); - -#endif /* __BFA_DEBUG_H__ */ diff --git a/drivers/scsi/bfa/include/cs/bfa_log.h b/drivers/scsi/bfa/include/cs/bfa_log.h deleted file mode 100644 index bc334e0a93f..00000000000 --- a/drivers/scsi/bfa/include/cs/bfa_log.h +++ /dev/null @@ -1,184 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_log.h BFA log library data structure and function definition - */ - -#ifndef __BFA_LOG_H__ -#define __BFA_LOG_H__ - -#include <bfa_os_inc.h> -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_aen.h> - -/* - * BFA log module definition - * - * To create a new module id: - * Add a #define at the end of the list below. Select a value for your - * definition so that it is one (1) greater than the previous - * definition. Modify the definition of BFA_LOG_MODULE_ID_MAX to become - * your new definition. - * Should have no gaps in between the values because this is used in arrays. - * IMPORTANT: AEN_IDs must be at the begining, otherwise update bfa_defs_aen.h - */ - -enum bfa_log_module_id { - BFA_LOG_UNUSED_ID = 0, - - /* AEN defs begin */ - BFA_LOG_AEN_MIN = BFA_LOG_UNUSED_ID, - - BFA_LOG_AEN_ID_ADAPTER = BFA_LOG_AEN_MIN + BFA_AEN_CAT_ADAPTER,/* 1 */ - BFA_LOG_AEN_ID_PORT = BFA_LOG_AEN_MIN + BFA_AEN_CAT_PORT, /* 2 */ - BFA_LOG_AEN_ID_LPORT = BFA_LOG_AEN_MIN + BFA_AEN_CAT_LPORT, /* 3 */ - BFA_LOG_AEN_ID_RPORT = BFA_LOG_AEN_MIN + BFA_AEN_CAT_RPORT, /* 4 */ - BFA_LOG_AEN_ID_ITNIM = BFA_LOG_AEN_MIN + BFA_AEN_CAT_ITNIM, /* 5 */ - BFA_LOG_AEN_ID_TIN = BFA_LOG_AEN_MIN + BFA_AEN_CAT_TIN, /* 6 */ - BFA_LOG_AEN_ID_IPFC = BFA_LOG_AEN_MIN + BFA_AEN_CAT_IPFC, /* 7 */ - BFA_LOG_AEN_ID_AUDIT = BFA_LOG_AEN_MIN + BFA_AEN_CAT_AUDIT, /* 8 */ - BFA_LOG_AEN_ID_IOC = BFA_LOG_AEN_MIN + BFA_AEN_CAT_IOC, /* 9 */ - BFA_LOG_AEN_ID_ETHPORT = BFA_LOG_AEN_MIN + BFA_AEN_CAT_ETHPORT,/* 10 */ - - BFA_LOG_AEN_MAX = BFA_LOG_AEN_ID_ETHPORT, - /* AEN defs end */ - - BFA_LOG_MODULE_ID_MIN = BFA_LOG_AEN_MAX, - - BFA_LOG_FW_ID = BFA_LOG_MODULE_ID_MIN + 1, - BFA_LOG_HAL_ID = BFA_LOG_MODULE_ID_MIN + 2, - BFA_LOG_FCS_ID = BFA_LOG_MODULE_ID_MIN + 3, - BFA_LOG_WDRV_ID = BFA_LOG_MODULE_ID_MIN + 4, - BFA_LOG_LINUX_ID = BFA_LOG_MODULE_ID_MIN + 5, - BFA_LOG_SOLARIS_ID = BFA_LOG_MODULE_ID_MIN + 6, - - BFA_LOG_MODULE_ID_MAX = BFA_LOG_SOLARIS_ID, - - /* Not part of any arrays */ - BFA_LOG_MODULE_ID_ALL = BFA_LOG_MODULE_ID_MAX + 1, - BFA_LOG_AEN_ALL = BFA_LOG_MODULE_ID_MAX + 2, - BFA_LOG_DRV_ALL = BFA_LOG_MODULE_ID_MAX + 3, -}; - -/* - * BFA log catalog name - */ -#define BFA_LOG_CAT_NAME "BFA" - -/* - * bfa log severity values - */ -enum bfa_log_severity { - BFA_LOG_INVALID = 0, - BFA_LOG_CRITICAL = 1, - BFA_LOG_ERROR = 2, - BFA_LOG_WARNING = 3, - BFA_LOG_INFO = 4, - BFA_LOG_NONE = 5, - BFA_LOG_LEVEL_MAX = BFA_LOG_NONE -}; - -#define BFA_LOG_MODID_OFFSET 16 - - -struct bfa_log_msgdef_s { - u32 msg_id; /* message id */ - int attributes; /* attributes */ - int severity; /* severity level */ - char *msg_value; - /* msg string */ - char *message; - /* msg format string */ - int arg_type; /* argument type */ - int arg_num; /* number of argument */ -}; - -/* - * supported argument type - */ -enum bfa_log_arg_type { - BFA_LOG_S = 0, /* string */ - BFA_LOG_D, /* decimal */ - BFA_LOG_I, /* integer */ - BFA_LOG_O, /* oct number */ - BFA_LOG_U, /* unsigned integer */ - BFA_LOG_X, /* hex number */ - BFA_LOG_F, /* floating */ - BFA_LOG_C, /* character */ - BFA_LOG_L, /* double */ - BFA_LOG_P /* pointer */ -}; - -#define BFA_LOG_ARG_TYPE 2 -#define BFA_LOG_ARG0 (0 * BFA_LOG_ARG_TYPE) -#define BFA_LOG_ARG1 (1 * BFA_LOG_ARG_TYPE) -#define BFA_LOG_ARG2 (2 * BFA_LOG_ARG_TYPE) -#define BFA_LOG_ARG3 (3 * BFA_LOG_ARG_TYPE) - -#define BFA_LOG_GET_MOD_ID(msgid) ((msgid >> BFA_LOG_MODID_OFFSET) & 0xff) -#define BFA_LOG_GET_MSG_IDX(msgid) (msgid & 0xffff) -#define BFA_LOG_GET_MSG_ID(msgdef) ((msgdef)->msg_id) -#define BFA_LOG_GET_MSG_FMT_STRING(msgdef) ((msgdef)->message) -#define BFA_LOG_GET_SEVERITY(msgdef) ((msgdef)->severity) - -/* - * Event attributes - */ -#define BFA_LOG_ATTR_NONE 0 -#define BFA_LOG_ATTR_AUDIT 1 -#define BFA_LOG_ATTR_LOG 2 -#define BFA_LOG_ATTR_FFDC 4 - -#define BFA_LOG_CREATE_ID(msw, lsw) \ - (((u32)msw << BFA_LOG_MODID_OFFSET) | lsw) - -struct bfa_log_mod_s; - -/** - * callback function - */ -typedef void (*bfa_log_cb_t)(struct bfa_log_mod_s *log_mod, u32 msg_id, - const char *format, ...); - - -struct bfa_log_mod_s { - char instance_info[BFA_STRING_32]; /* instance info */ - int log_level[BFA_LOG_MODULE_ID_MAX + 1]; - /* log level for modules */ - bfa_log_cb_t cbfn; /* callback function */ -}; - -extern int bfa_log_init(struct bfa_log_mod_s *log_mod, - char *instance_name, bfa_log_cb_t cbfn); -extern int bfa_log(struct bfa_log_mod_s *log_mod, u32 msg_id, ...); -extern bfa_status_t bfa_log_set_level(struct bfa_log_mod_s *log_mod, - int mod_id, enum bfa_log_severity log_level); -extern bfa_status_t bfa_log_set_level_all(struct bfa_log_mod_s *log_mod, - enum bfa_log_severity log_level); -extern bfa_status_t bfa_log_set_level_aen(struct bfa_log_mod_s *log_mod, - enum bfa_log_severity log_level); -extern enum bfa_log_severity bfa_log_get_level(struct bfa_log_mod_s *log_mod, - int mod_id); -extern enum bfa_log_severity bfa_log_get_msg_level( - struct bfa_log_mod_s *log_mod, u32 msg_id); -/* - * array of messages generated from xml files - */ -extern struct bfa_log_msgdef_s bfa_log_msg_array[]; - -#endif diff --git a/drivers/scsi/bfa/include/cs/bfa_perf.h b/drivers/scsi/bfa/include/cs/bfa_perf.h deleted file mode 100644 index 45aa5f978ff..00000000000 --- a/drivers/scsi/bfa/include/cs/bfa_perf.h +++ /dev/null @@ -1,34 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFAD_PERF_H__ -#define __BFAD_PERF_H__ - -#ifdef BFAD_PERF_BUILD - -#undef bfa_trc -#undef bfa_trc32 -#undef bfa_assert -#undef BFA_TRC_FILE - -#define bfa_trc(_trcp, _data) -#define bfa_trc32(_trcp, _data) -#define bfa_assert(__cond) -#define BFA_TRC_FILE(__mod, __submod) - -#endif - -#endif /* __BFAD_PERF_H__ */ diff --git a/drivers/scsi/bfa/include/cs/bfa_q.h b/drivers/scsi/bfa/include/cs/bfa_q.h deleted file mode 100644 index ea895facedb..00000000000 --- a/drivers/scsi/bfa/include/cs/bfa_q.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_q.h Circular queue definitions. - */ - -#ifndef __BFA_Q_H__ -#define __BFA_Q_H__ - -#define bfa_q_first(_q) ((void *)(((struct list_head *) (_q))->next)) -#define bfa_q_next(_qe) (((struct list_head *) (_qe))->next) -#define bfa_q_prev(_qe) (((struct list_head *) (_qe))->prev) - -/* - * bfa_q_qe_init - to initialize a queue element - */ -#define bfa_q_qe_init(_qe) { \ - bfa_q_next(_qe) = (struct list_head *) NULL; \ - bfa_q_prev(_qe) = (struct list_head *) NULL; \ -} - -/* - * bfa_q_deq - dequeue an element from head of the queue - */ -#define bfa_q_deq(_q, _qe) { \ - if (!list_empty(_q)) { \ - (*((struct list_head **) (_qe))) = bfa_q_next(_q); \ - bfa_q_prev(bfa_q_next(*((struct list_head **) _qe))) = \ - (struct list_head *) (_q); \ - bfa_q_next(_q) = bfa_q_next(*((struct list_head **) _qe)); \ - BFA_Q_DBG_INIT(*((struct list_head **) _qe)); \ - } else { \ - *((struct list_head **) (_qe)) = (struct list_head *) NULL; \ - } \ -} - -/* - * bfa_q_deq_tail - dequeue an element from tail of the queue - */ -#define bfa_q_deq_tail(_q, _qe) { \ - if (!list_empty(_q)) { \ - *((struct list_head **) (_qe)) = bfa_q_prev(_q); \ - bfa_q_next(bfa_q_prev(*((struct list_head **) _qe))) = \ - (struct list_head *) (_q); \ - bfa_q_prev(_q) = bfa_q_prev(*(struct list_head **) _qe); \ - BFA_Q_DBG_INIT(*((struct list_head **) _qe)); \ - } else { \ - *((struct list_head **) (_qe)) = (struct list_head *) NULL; \ - } \ -} - -/* - * #ifdef BFA_DEBUG (Using bfa_assert to check for debug_build is not - * consistent across modules) - */ -#ifndef BFA_PERF_BUILD -#define BFA_Q_DBG_INIT(_qe) bfa_q_qe_init(_qe) -#else -#define BFA_Q_DBG_INIT(_qe) -#endif - -#define bfa_q_is_on_q(_q, _qe) \ - bfa_q_is_on_q_func(_q, (struct list_head *)(_qe)) -extern int bfa_q_is_on_q_func(struct list_head *q, struct list_head *qe); - -#endif diff --git a/drivers/scsi/bfa/include/cs/bfa_sm.h b/drivers/scsi/bfa/include/cs/bfa_sm.h deleted file mode 100644 index 11fba9082f0..00000000000 --- a/drivers/scsi/bfa/include/cs/bfa_sm.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfasm.h State machine defines - */ - -#ifndef __BFA_SM_H__ -#define __BFA_SM_H__ - -typedef void (*bfa_sm_t)(void *sm, int event); -/** - * oc - object class eg. bfa_ioc - * st - state, eg. reset - * otype - object type, eg. struct bfa_ioc_s - * etype - object type, eg. enum ioc_event - */ -#define bfa_sm_state_decl(oc, st, otype, etype) \ - static void oc ## _sm_ ## st(otype * fsm, etype event) - -#define bfa_sm_set_state(_sm, _state) ((_sm)->sm = (bfa_sm_t)(_state)) -#define bfa_sm_send_event(_sm, _event) ((_sm)->sm((_sm), (_event))) -#define bfa_sm_get_state(_sm) ((_sm)->sm) -#define bfa_sm_cmp_state(_sm, _state) ((_sm)->sm == (bfa_sm_t)(_state)) - -/** - * For converting from state machine function to state encoding. - */ -struct bfa_sm_table_s { - bfa_sm_t sm; /* state machine function */ - int state; /* state machine encoding */ - char *name; /* state name for display */ -}; -#define BFA_SM(_sm) ((bfa_sm_t)(_sm)) - -int bfa_sm_to_state(struct bfa_sm_table_s *smt, bfa_sm_t sm); - -/** - * State machine with entry actions. - */ -typedef void (*bfa_fsm_t)(void *fsm, int event); - -/** - * oc - object class eg. bfa_ioc - * st - state, eg. reset - * otype - object type, eg. struct bfa_ioc_s - * etype - object type, eg. enum ioc_event - */ -#define bfa_fsm_state_decl(oc, st, otype, etype) \ - static void oc ## _sm_ ## st(otype * fsm, etype event); \ - static void oc ## _sm_ ## st ## _entry(otype * fsm) - -#define bfa_fsm_set_state(_fsm, _state) do { \ - (_fsm)->fsm = (bfa_fsm_t)(_state); \ - _state ## _entry(_fsm); \ -} while (0) - -#define bfa_fsm_send_event(_fsm, _event) \ - ((_fsm)->fsm((_fsm), (_event))) -#define bfa_fsm_cmp_state(_fsm, _state) \ - ((_fsm)->fsm == (bfa_fsm_t)(_state)) - -#endif diff --git a/drivers/scsi/bfa/include/cs/bfa_trc.h b/drivers/scsi/bfa/include/cs/bfa_trc.h deleted file mode 100644 index 310771c888e..00000000000 --- a/drivers/scsi/bfa/include/cs/bfa_trc.h +++ /dev/null @@ -1,176 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_TRC_H__ -#define __BFA_TRC_H__ - -#include <bfa_os_inc.h> - -#ifndef BFA_TRC_MAX -#define BFA_TRC_MAX (4 * 1024) -#endif - -#ifndef BFA_TRC_TS -#define BFA_TRC_TS(_trcm) ((_trcm)->ticks++) -#endif - -struct bfa_trc_s { -#ifdef __BIGENDIAN - u16 fileno; - u16 line; -#else - u16 line; - u16 fileno; -#endif - u32 timestamp; - union { - struct { - u32 rsvd; - u32 u32; - } u32; - u64 u64; - } data; -}; - - -struct bfa_trc_mod_s { - u32 head; - u32 tail; - u32 ntrc; - u32 stopped; - u32 ticks; - u32 rsvd[3]; - struct bfa_trc_s trc[BFA_TRC_MAX]; -}; - - -enum { - BFA_TRC_FW = 1, /* firmware modules */ - BFA_TRC_HAL = 2, /* BFA modules */ - BFA_TRC_FCS = 3, /* BFA FCS modules */ - BFA_TRC_LDRV = 4, /* Linux driver modules */ - BFA_TRC_SDRV = 5, /* Solaris driver modules */ - BFA_TRC_VDRV = 6, /* vmware driver modules */ - BFA_TRC_WDRV = 7, /* windows driver modules */ - BFA_TRC_AEN = 8, /* AEN module */ - BFA_TRC_BIOS = 9, /* bios driver modules */ - BFA_TRC_EFI = 10, /* EFI driver modules */ - BNA_TRC_WDRV = 11, /* BNA windows driver modules */ - BNA_TRC_VDRV = 12, /* BNA vmware driver modules */ - BNA_TRC_SDRV = 13, /* BNA Solaris driver modules */ - BNA_TRC_LDRV = 14, /* BNA Linux driver modules */ - BNA_TRC_HAL = 15, /* BNA modules */ - BFA_TRC_CNA = 16, /* Common modules */ - BNA_TRC_IMDRV = 17 /* BNA windows intermediate driver modules */ -}; -#define BFA_TRC_MOD_SH 10 -#define BFA_TRC_MOD(__mod) ((BFA_TRC_ ## __mod) << BFA_TRC_MOD_SH) - -/** - * Define a new tracing file (module). Module should match one defined above. - */ -#define BFA_TRC_FILE(__mod, __submod) \ - static int __trc_fileno = ((BFA_TRC_ ## __mod ## _ ## __submod) | \ - BFA_TRC_MOD(__mod)) - - -#define bfa_trc32(_trcp, _data) \ - __bfa_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u32)_data) - - -#ifndef BFA_BOOT_BUILD -#define bfa_trc(_trcp, _data) \ - __bfa_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u64)_data) -#else -void bfa_boot_trc(struct bfa_trc_mod_s *trcmod, u16 fileno, - u16 line, u32 data); -#define bfa_trc(_trcp, _data) \ - bfa_boot_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u32)_data) -#endif - - -static inline void -bfa_trc_init(struct bfa_trc_mod_s *trcm) -{ - trcm->head = trcm->tail = trcm->stopped = 0; - trcm->ntrc = BFA_TRC_MAX; -} - - -static inline void -bfa_trc_stop(struct bfa_trc_mod_s *trcm) -{ - trcm->stopped = 1; -} - -#ifdef FWTRC -extern void dc_flush(void *data); -#else -#define dc_flush(data) -#endif - - -static inline void -__bfa_trc(struct bfa_trc_mod_s *trcm, int fileno, int line, u64 data) -{ - int tail = trcm->tail; - struct bfa_trc_s *trc = &trcm->trc[tail]; - - if (trcm->stopped) - return; - - trc->fileno = (u16) fileno; - trc->line = (u16) line; - trc->data.u64 = data; - trc->timestamp = BFA_TRC_TS(trcm); - dc_flush(trc); - - trcm->tail = (trcm->tail + 1) & (BFA_TRC_MAX - 1); - if (trcm->tail == trcm->head) - trcm->head = (trcm->head + 1) & (BFA_TRC_MAX - 1); - dc_flush(trcm); -} - - -static inline void -__bfa_trc32(struct bfa_trc_mod_s *trcm, int fileno, int line, u32 data) -{ - int tail = trcm->tail; - struct bfa_trc_s *trc = &trcm->trc[tail]; - - if (trcm->stopped) - return; - - trc->fileno = (u16) fileno; - trc->line = (u16) line; - trc->data.u32.u32 = data; - trc->timestamp = BFA_TRC_TS(trcm); - dc_flush(trc); - - trcm->tail = (trcm->tail + 1) & (BFA_TRC_MAX - 1); - if (trcm->tail == trcm->head) - trcm->head = (trcm->head + 1) & (BFA_TRC_MAX - 1); - dc_flush(trcm); -} - -#ifndef BFA_PERF_BUILD -#define bfa_trc_fp(_trcp, _data) bfa_trc(_trcp, _data) -#else -#define bfa_trc_fp(_trcp, _data) -#endif - -#endif /* __BFA_TRC_H__ */ - diff --git a/drivers/scsi/bfa/include/cs/bfa_wc.h b/drivers/scsi/bfa/include/cs/bfa_wc.h deleted file mode 100644 index 0460bd4fc7c..00000000000 --- a/drivers/scsi/bfa/include/cs/bfa_wc.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_wc.h Generic wait counter. - */ - -#ifndef __BFA_WC_H__ -#define __BFA_WC_H__ - -typedef void (*bfa_wc_resume_t) (void *cbarg); - -struct bfa_wc_s { - bfa_wc_resume_t wc_resume; - void *wc_cbarg; - int wc_count; -}; - -static inline void -bfa_wc_up(struct bfa_wc_s *wc) -{ - wc->wc_count++; -} - -static inline void -bfa_wc_down(struct bfa_wc_s *wc) -{ - wc->wc_count--; - if (wc->wc_count == 0) - wc->wc_resume(wc->wc_cbarg); -} - -/** - * Initialize a waiting counter. - */ -static inline void -bfa_wc_init(struct bfa_wc_s *wc, bfa_wc_resume_t wc_resume, void *wc_cbarg) -{ - wc->wc_resume = wc_resume; - wc->wc_cbarg = wc_cbarg; - wc->wc_count = 0; - bfa_wc_up(wc); -} - -/** - * Wait for counter to reach zero - */ -static inline void -bfa_wc_wait(struct bfa_wc_s *wc) -{ - bfa_wc_down(wc); -} - -#endif diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h b/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h deleted file mode 100644 index aea0360d67d..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h +++ /dev/null @@ -1,83 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_ADAPTER_H__ -#define __BFA_DEFS_ADAPTER_H__ - -#include <protocol/types.h> -#include <defs/bfa_defs_version.h> -#include <defs/bfa_defs_mfg.h> - -/** - * BFA adapter level attributes. - */ -enum { - BFA_ADAPTER_SERIAL_NUM_LEN = STRSZ(BFA_MFG_SERIALNUM_SIZE), - /* - *!< adapter serial num length - */ - BFA_ADAPTER_MODEL_NAME_LEN = 16, /* model name length */ - BFA_ADAPTER_MODEL_DESCR_LEN = 128, /* model description length */ - BFA_ADAPTER_MFG_NAME_LEN = 8, /* manufacturer name length */ - BFA_ADAPTER_SYM_NAME_LEN = 64, /* adapter symbolic name length */ - BFA_ADAPTER_OS_TYPE_LEN = 64, /* adapter os type length */ -}; - -struct bfa_adapter_attr_s { - char manufacturer[BFA_ADAPTER_MFG_NAME_LEN]; - char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; - u32 card_type; - char model[BFA_ADAPTER_MODEL_NAME_LEN]; - char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN]; - wwn_t pwwn; - char node_symname[FC_SYMNAME_MAX]; - char hw_ver[BFA_VERSION_LEN]; - char fw_ver[BFA_VERSION_LEN]; - char optrom_ver[BFA_VERSION_LEN]; - char os_type[BFA_ADAPTER_OS_TYPE_LEN]; - struct bfa_mfg_vpd_s vpd; - struct mac_s mac; - - u8 nports; - u8 max_speed; - u8 prototype; - char asic_rev; - - u8 pcie_gen; - u8 pcie_lanes_orig; - u8 pcie_lanes; - u8 cna_capable; - u8 is_mezz; -}; - -/** - * BFA adapter level events - * Arguments below are in BFAL context from Mgmt - * BFA_PORT_AEN_ADD: [in]: None [out]: serial_num, pwwn, nports - * BFA_PORT_AEN_REMOVE: [in]: pwwn [out]: serial_num, pwwn, nports - */ -enum bfa_adapter_aen_event { - BFA_ADAPTER_AEN_ADD = 1, /* New Adapter found event */ - BFA_ADAPTER_AEN_REMOVE = 2, /* Adapter removed event */ -}; - -struct bfa_adapter_aen_data_s { - char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; - u32 nports; /* Number of NPorts */ - wwn_t pwwn; /* WWN of one of its physical port */ -}; - -#endif /* __BFA_DEFS_ADAPTER_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_aen.h b/drivers/scsi/bfa/include/defs/bfa_defs_aen.h deleted file mode 100644 index 35244698fcd..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_aen.h +++ /dev/null @@ -1,83 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_AEN_H__ -#define __BFA_DEFS_AEN_H__ - -#include <defs/bfa_defs_types.h> -#include <defs/bfa_defs_ioc.h> -#include <defs/bfa_defs_adapter.h> -#include <defs/bfa_defs_port.h> -#include <defs/bfa_defs_lport.h> -#include <defs/bfa_defs_rport.h> -#include <defs/bfa_defs_itnim.h> -#include <defs/bfa_defs_tin.h> -#include <defs/bfa_defs_ipfc.h> -#include <defs/bfa_defs_audit.h> -#include <defs/bfa_defs_ethport.h> - -#define BFA_AEN_MAX_APP 5 - -enum bfa_aen_app { - bfa_aen_app_bcu = 0, /* No thread for bcu */ - bfa_aen_app_hcm = 1, - bfa_aen_app_cim = 2, - bfa_aen_app_snia = 3, - bfa_aen_app_test = 4, /* To be removed after unit test */ -}; - -enum bfa_aen_category { - BFA_AEN_CAT_ADAPTER = 1, - BFA_AEN_CAT_PORT = 2, - BFA_AEN_CAT_LPORT = 3, - BFA_AEN_CAT_RPORT = 4, - BFA_AEN_CAT_ITNIM = 5, - BFA_AEN_CAT_TIN = 6, - BFA_AEN_CAT_IPFC = 7, - BFA_AEN_CAT_AUDIT = 8, - BFA_AEN_CAT_IOC = 9, - BFA_AEN_CAT_ETHPORT = 10, - BFA_AEN_MAX_CAT = 10 -}; - -#pragma pack(1) -union bfa_aen_data_u { - struct bfa_adapter_aen_data_s adapter; - struct bfa_port_aen_data_s port; - struct bfa_lport_aen_data_s lport; - struct bfa_rport_aen_data_s rport; - struct bfa_itnim_aen_data_s itnim; - struct bfa_audit_aen_data_s audit; - struct bfa_ioc_aen_data_s ioc; - struct bfa_ethport_aen_data_s ethport; -}; - -struct bfa_aen_entry_s { - enum bfa_aen_category aen_category; - int aen_type; - union bfa_aen_data_u aen_data; - struct bfa_timeval_s aen_tv; - s32 seq_num; - s32 bfad_num; - s32 rsvd[1]; -}; - -#pragma pack() - -#define bfa_aen_event_t int - -#endif /* __BFA_DEFS_AEN_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_audit.h b/drivers/scsi/bfa/include/defs/bfa_defs_audit.h deleted file mode 100644 index 8e3a962bf20..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_audit.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_AUDIT_H__ -#define __BFA_DEFS_AUDIT_H__ - -#include <bfa_os_inc.h> - -/** - * BFA audit events - */ -enum bfa_audit_aen_event { - BFA_AUDIT_AEN_AUTH_ENABLE = 1, - BFA_AUDIT_AEN_AUTH_DISABLE = 2, -}; - -/** - * audit event data - */ -struct bfa_audit_aen_data_s { - wwn_t pwwn; -}; - -#endif /* __BFA_DEFS_AUDIT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_auth.h b/drivers/scsi/bfa/include/defs/bfa_defs_auth.h deleted file mode 100644 index f56ed871bb9..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_auth.h +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_AUTH_H__ -#define __BFA_DEFS_AUTH_H__ - -#include <defs/bfa_defs_types.h> - -#define PUBLIC_KEY 15409 -#define PRIVATE_KEY 19009 -#define KEY_LEN 32399 -#define BFA_AUTH_SECRET_STRING_LEN 256 -#define BFA_AUTH_FAIL_NO_PASSWORD 0xFE -#define BFA_AUTH_FAIL_TIMEOUT 0xFF - -/** - * Authentication status - */ -enum bfa_auth_status { - BFA_AUTH_STATUS_NONE = 0, /* no authentication */ - BFA_AUTH_UNINIT = 1, /* state - uninit */ - BFA_AUTH_NEG_SEND = 2, /* state - negotiate send */ - BFA_AUTH_CHAL_WAIT = 3, /* state - challenge wait */ - BFA_AUTH_NEG_RETRY = 4, /* state - negotiate retry */ - BFA_AUTH_REPLY_SEND = 5, /* state - reply send */ - BFA_AUTH_STATUS_WAIT = 6, /* state - status wait */ - BFA_AUTH_SUCCESS = 7, /* state - success */ - BFA_AUTH_FAILED = 8, /* state - failed */ - BFA_AUTH_STATUS_UNKNOWN = 9, /* authentication status unknown */ -}; - -enum bfa_auth_rej_code { - BFA_AUTH_RJT_CODE_AUTH_FAILURE = 1, /* auth failure */ - BFA_AUTH_RJT_CODE_LOGICAL_ERR = 2, /* logical error */ -}; - -/** - * Authentication reject codes - */ -enum bfa_auth_rej_code_exp { - BFA_AUTH_MECH_NOT_USABLE = 1, /* auth. mechanism not usable */ - BFA_AUTH_DH_GROUP_NOT_USABLE = 2, /* DH Group not usable */ - BFA_AUTH_HASH_FUNC_NOT_USABLE = 3, /* hash Function not usable */ - BFA_AUTH_AUTH_XACT_STARTED = 4, /* auth xact started */ - BFA_AUTH_AUTH_FAILED = 5, /* auth failed */ - BFA_AUTH_INCORRECT_PLD = 6, /* incorrect payload */ - BFA_AUTH_INCORRECT_PROTO_MSG = 7, /* incorrect proto msg */ - BFA_AUTH_RESTART_AUTH_PROTO = 8, /* restart auth protocol */ - BFA_AUTH_AUTH_CONCAT_NOT_SUPP = 9, /* auth concat not supported */ - BFA_AUTH_PROTO_VER_NOT_SUPP = 10,/* proto version not supported */ -}; - -struct auth_proto_stats_s { - u32 auth_rjts; - u32 auth_negs; - u32 auth_dones; - - u32 dhchap_challenges; - u32 dhchap_replies; - u32 dhchap_successes; -}; - -/** - * Authentication related statistics - */ -struct bfa_auth_stats_s { - u32 auth_failures; /* authentication failures */ - u32 auth_successes; /* authentication successes*/ - struct auth_proto_stats_s auth_rx_stats; /* Rx protocol stats */ - struct auth_proto_stats_s auth_tx_stats; /* Tx protocol stats */ -}; - -/** - * Authentication hash function algorithms - */ -enum bfa_auth_algo { - BFA_AUTH_ALGO_MD5 = 1, /* Message-Digest algorithm 5 */ - BFA_AUTH_ALGO_SHA1 = 2, /* Secure Hash Algorithm 1 */ - BFA_AUTH_ALGO_MS = 3, /* MD5, then SHA-1 */ - BFA_AUTH_ALGO_SM = 4, /* SHA-1, then MD5 */ -}; - -/** - * DH Groups - * - * Current value could be combination of one or more of the following values - */ -enum bfa_auth_group { - BFA_AUTH_GROUP_DHNULL = 0, /* DH NULL (value == 0) */ - BFA_AUTH_GROUP_DH768 = 1, /* DH group 768 (value == 1) */ - BFA_AUTH_GROUP_DH1024 = 2, /* DH group 1024 (value == 2) */ - BFA_AUTH_GROUP_DH1280 = 4, /* DH group 1280 (value == 3) */ - BFA_AUTH_GROUP_DH1536 = 8, /* DH group 1536 (value == 4) */ - - BFA_AUTH_GROUP_ALL = 256 /* Use default DH group order - * 0, 1, 2, 3, 4 */ -}; - -/** - * Authentication secret sources - */ -enum bfa_auth_secretsource { - BFA_AUTH_SECSRC_LOCAL = 1, /* locally configured */ - BFA_AUTH_SECSRC_RADIUS = 2, /* use radius server */ - BFA_AUTH_SECSRC_TACACS = 3, /* TACACS server */ -}; - -/** - * Authentication attributes - */ -struct bfa_auth_attr_s { - enum bfa_auth_status status; - enum bfa_auth_algo algo; - enum bfa_auth_group dh_grp; - enum bfa_auth_rej_code rjt_code; - enum bfa_auth_rej_code_exp rjt_code_exp; - u8 secret_set; - u8 resv[3]; -}; - -#endif /* __BFA_DEFS_AUTH_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_boot.h b/drivers/scsi/bfa/include/defs/bfa_defs_boot.h deleted file mode 100644 index 0fca10b6ad1..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_boot.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_BOOT_H__ -#define __BFA_DEFS_BOOT_H__ - -#include <protocol/types.h> -#include <defs/bfa_defs_types.h> -#include <defs/bfa_defs_pport.h> - -enum { - BFA_BOOT_BOOTLUN_MAX = 4, /* maximum boot lun per IOC */ - BFA_PREBOOT_BOOTLUN_MAX = 8, /* maximum preboot lun per IOC */ - -}; - -#define BOOT_CFG_REV1 1 - -/** - * Boot options setting. Boot options setting determines from where - * to get the boot lun information - */ -enum bfa_boot_bootopt { - BFA_BOOT_AUTO_DISCOVER = 0, /* Boot from blun provided by fabric */ - BFA_BOOT_STORED_BLUN = 1, /* Boot from bluns stored in flash */ - BFA_BOOT_FIRST_LUN = 2, /* Boot from first discovered blun */ -}; - -/** - * Boot lun information. - */ -struct bfa_boot_bootlun_s { - wwn_t pwwn; /* port wwn of target */ - lun_t lun; /* 64-bit lun */ -}; - -/** - * BOOT boot configuraton - */ -struct bfa_boot_cfg_s { - u8 version; - u8 rsvd1; - u16 chksum; - - u8 enable; /* enable/disable SAN boot */ - u8 speed; /* boot speed settings */ - u8 topology; /* boot topology setting */ - u8 bootopt; /* bfa_boot_bootopt_t */ - - u32 nbluns; /* number of boot luns */ - - u32 rsvd2; - - struct bfa_boot_bootlun_s blun[BFA_BOOT_BOOTLUN_MAX]; - struct bfa_boot_bootlun_s blun_disc[BFA_BOOT_BOOTLUN_MAX]; -}; - -struct bfa_boot_pbc_s { - u8 enable; /* enable/disable SAN boot */ - u8 speed; /* boot speed settings */ - u8 topology; /* boot topology setting */ - u8 rsvd1; - u32 nbluns; /* number of boot luns */ - struct bfa_boot_bootlun_s pblun[BFA_PREBOOT_BOOTLUN_MAX]; -}; - -#endif /* __BFA_DEFS_BOOT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_cee.h b/drivers/scsi/bfa/include/defs/bfa_defs_cee.h deleted file mode 100644 index 6eaf519eccd..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_cee.h +++ /dev/null @@ -1,157 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * bfa_defs_cee.h Interface declarations between host based - * BFAL and DCBX/LLDP module in Firmware - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_CEE_H__ -#define __BFA_DEFS_CEE_H__ - -#include <defs/bfa_defs_types.h> -#include <defs/bfa_defs_pport.h> -#include <protocol/types.h> - -#pragma pack(1) - -#define BFA_CEE_LLDP_MAX_STRING_LEN (128) - -#define BFA_CEE_LLDP_SYS_CAP_OTHER 0x0001 -#define BFA_CEE_LLDP_SYS_CAP_REPEATER 0x0002 -#define BFA_CEE_LLDP_SYS_CAP_MAC_BRIDGE 0x0004 -#define BFA_CEE_LLDP_SYS_CAP_WLAN_AP 0x0008 -#define BFA_CEE_LLDP_SYS_CAP_ROUTER 0x0010 -#define BFA_CEE_LLDP_SYS_CAP_TELEPHONE 0x0020 -#define BFA_CEE_LLDP_SYS_CAP_DOCSIS_CD 0x0040 -#define BFA_CEE_LLDP_SYS_CAP_STATION 0x0080 -#define BFA_CEE_LLDP_SYS_CAP_CVLAN 0x0100 -#define BFA_CEE_LLDP_SYS_CAP_SVLAN 0x0200 -#define BFA_CEE_LLDP_SYS_CAP_TPMR 0x0400 - - -/* LLDP string type */ -struct bfa_cee_lldp_str_s { - u8 sub_type; - u8 len; - u8 rsvd[2]; - u8 value[BFA_CEE_LLDP_MAX_STRING_LEN]; -}; - - -/* LLDP parameters */ -struct bfa_cee_lldp_cfg_s { - struct bfa_cee_lldp_str_s chassis_id; - struct bfa_cee_lldp_str_s port_id; - struct bfa_cee_lldp_str_s port_desc; - struct bfa_cee_lldp_str_s sys_name; - struct bfa_cee_lldp_str_s sys_desc; - struct bfa_cee_lldp_str_s mgmt_addr; - u16 time_to_interval; - u16 enabled_system_cap; -}; - -enum bfa_cee_dcbx_version_e { - DCBX_PROTOCOL_PRECEE = 1, - DCBX_PROTOCOL_CEE = 2, -}; - -enum bfa_cee_lls_e { - CEE_LLS_DOWN_NO_TLV = 0, /* LLS is down because the TLV not sent by - * the peer */ - CEE_LLS_DOWN = 1, /* LLS is down as advertised by the peer */ - CEE_LLS_UP = 2, -}; - -/* CEE/DCBX parameters */ -struct bfa_cee_dcbx_cfg_s { - u8 pgid[8]; - u8 pg_percentage[8]; - u8 pfc_enabled; /* bitmap of priorties with PFC enabled */ - u8 fcoe_user_priority; /* bitmap of priorities used for FcoE - * traffic */ - u8 dcbx_version; /* operating version:CEE or preCEE */ - u8 lls_fcoe; /* FCoE Logical Link Status */ - u8 lls_lan; /* LAN Logical Link Status */ - u8 rsvd[3]; -}; - -/* CEE status */ -/* Making this to tri-state for the benefit of port list command */ -enum bfa_cee_status_e { - CEE_UP = 0, - CEE_PHY_UP = 1, - CEE_LOOPBACK = 2, - CEE_PHY_DOWN = 3, -}; - -/* CEE Query */ -struct bfa_cee_attr_s { - u8 cee_status; - u8 error_reason; - struct bfa_cee_lldp_cfg_s lldp_remote; - struct bfa_cee_dcbx_cfg_s dcbx_remote; - mac_t src_mac; - u8 link_speed; - u8 nw_priority; - u8 filler[2]; -}; - - - - -/* LLDP/DCBX/CEE Statistics */ - -struct bfa_cee_lldp_stats_s { - u32 frames_transmitted; - u32 frames_aged_out; - u32 frames_discarded; - u32 frames_in_error; - u32 frames_rcvd; - u32 tlvs_discarded; - u32 tlvs_unrecognized; -}; - -struct bfa_cee_dcbx_stats_s { - u32 subtlvs_unrecognized; - u32 negotiation_failed; - u32 remote_cfg_changed; - u32 tlvs_received; - u32 tlvs_invalid; - u32 seqno; - u32 ackno; - u32 recvd_seqno; - u32 recvd_ackno; -}; - -struct bfa_cee_cfg_stats_s { - u32 cee_status_down; - u32 cee_status_up; - u32 cee_hw_cfg_changed; - u32 recvd_invalid_cfg; -}; - - -struct bfa_cee_stats_s { - struct bfa_cee_lldp_stats_s lldp_stats; - struct bfa_cee_dcbx_stats_s dcbx_stats; - struct bfa_cee_cfg_stats_s cfg_stats; -}; - -#pragma pack() - - -#endif /* __BFA_DEFS_CEE_H__ */ - - diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_driver.h b/drivers/scsi/bfa/include/defs/bfa_defs_driver.h deleted file mode 100644 index 7d00d00d396..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_driver.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_DRIVER_H__ -#define __BFA_DEFS_DRIVER_H__ - -/** - * Driver statistics - */ -struct bfa_driver_stats_s { - u16 tm_io_abort; - u16 tm_io_abort_comp; - u16 tm_lun_reset; - u16 tm_lun_reset_comp; - u16 tm_target_reset; - u16 tm_bus_reset; - u16 ioc_restart; /* IOC restart count */ - u16 rsvd; - u64 control_req; - u64 input_req; - u64 output_req; - u64 input_words; - u64 output_words; -}; - - -#endif /* __BFA_DEFS_DRIVER_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_ethport.h b/drivers/scsi/bfa/include/defs/bfa_defs_ethport.h deleted file mode 100644 index b4fa0923aa8..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_ethport.h +++ /dev/null @@ -1,99 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_ETHPORT_H__ -#define __BFA_DEFS_ETHPORT_H__ - -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_port.h> -#include <protocol/types.h> -#include <cna/pstats/phyport_defs.h> -#include <cna/pstats/ethport_defs.h> - -struct bna_tx_info_s { - u32 miniport_state; - u32 adapter_state; - u64 tx_count; - u64 tx_wi; - u64 tx_sg; - u64 tx_tcp_chksum; - u64 tx_udp_chksum; - u64 tx_ip_chksum; - u64 tx_lsov1; - u64 tx_lsov2; - u64 tx_max_sg_len ; -}; - -struct bna_rx_queue_info_s { - u16 q_id ; - u16 buf_size ; - u16 buf_count ; - u16 rsvd ; - u64 rx_count ; - u64 rx_dropped ; - u64 rx_unsupported ; - u64 rx_internal_err ; - u64 rss_count ; - u64 vlan_count ; - u64 rx_tcp_chksum ; - u64 rx_udp_chksum ; - u64 rx_ip_chksum ; - u64 rx_hds ; -}; - -struct bna_rx_q_set_s { - u16 q_set_type; - u32 miniport_state; - u32 adapter_state; - struct bna_rx_queue_info_s rx_queue[2]; -}; - -struct bna_port_stats_s { - struct bna_tx_info_s tx_stats; - u16 qset_count ; - struct bna_rx_q_set_s rx_qset[8]; -}; - -struct bfa_ethport_stats_s { - struct bna_stats_txf txf_stats[1]; - struct bna_stats_rxf rxf_stats[1]; - struct bnad_drv_stats drv_stats; -}; - -/** - * Ethernet port events - * Arguments below are in BFAL context from Mgmt - * BFA_PORT_AEN_ETH_LINKUP: [in]: mac [out]: mac - * BFA_PORT_AEN_ETH_LINKDOWN: [in]: mac [out]: mac - * BFA_PORT_AEN_ETH_ENABLE: [in]: mac [out]: mac - * BFA_PORT_AEN_ETH_DISABLE: [in]: mac [out]: mac - * - */ -enum bfa_ethport_aen_event { - BFA_ETHPORT_AEN_LINKUP = 1, /* Base Port Ethernet link up event */ - BFA_ETHPORT_AEN_LINKDOWN = 2, /* Base Port Ethernet link down event */ - BFA_ETHPORT_AEN_ENABLE = 3, /* Base Port Ethernet link enable event */ - BFA_ETHPORT_AEN_DISABLE = 4, /* Base Port Ethernet link disable - * event */ -}; - -struct bfa_ethport_aen_data_s { - mac_t mac; /* MAC address of the physical port */ -}; - - -#endif /* __BFA_DEFS_ETHPORT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_fcpim.h b/drivers/scsi/bfa/include/defs/bfa_defs_fcpim.h deleted file mode 100644 index c08f4f5026a..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_fcpim.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_FCPIM_H__ -#define __BFA_DEFS_FCPIM_H__ - -struct bfa_fcpim_stats_s { - u32 total_ios; /* Total IO count */ - u32 qresumes; /* IO waiting for CQ space */ - u32 no_iotags; /* NO IO contexts */ - u32 io_aborts; /* IO abort requests */ - u32 no_tskims; /* NO task management contexts */ - u32 iocomp_ok; /* IO completions with OK status */ - u32 iocomp_underrun; /* IO underrun (good) */ - u32 iocomp_overrun; /* IO overrun (good) */ - u32 iocomp_aborted; /* Aborted IO requests */ - u32 iocomp_timedout; /* IO timeouts */ - u32 iocom_nexus_abort; /* IO selection timeouts */ - u32 iocom_proto_err; /* IO protocol errors */ - u32 iocom_dif_err; /* IO SBC-3 protection errors */ - u32 iocom_tm_abort; /* IO aborted by TM requests */ - u32 iocom_sqer_needed; /* IO retry for SQ error - *recovery */ - u32 iocom_res_free; /* Delayed freeing of IO resources */ - u32 iocomp_scsierr; /* IO with non-good SCSI status */ - u32 iocom_hostabrts; /* Host IO abort requests */ - u32 iocom_utags; /* IO comp with unknown tags */ - u32 io_cleanups; /* IO implicitly aborted */ - u32 io_tmaborts; /* IO aborted due to TM commands */ - u32 rsvd; -}; -#endif /*__BFA_DEFS_FCPIM_H__*/ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_fcport.h b/drivers/scsi/bfa/include/defs/bfa_defs_fcport.h deleted file mode 100644 index af86a639643..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_fcport.h +++ /dev/null @@ -1,88 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * bfa_defs_fcport.h - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_FCPORT_H__ -#define __BFA_DEFS_FCPORT_H__ - -#include <defs/bfa_defs_types.h> -#include <protocol/types.h> - -#pragma pack(1) - -/** - * FCoE statistics - */ -struct bfa_fcoe_stats_s { - u64 secs_reset; /* Seconds since stats reset */ - u64 cee_linkups; /* CEE link up */ - u64 cee_linkdns; /* CEE link down */ - u64 fip_linkups; /* FIP link up */ - u64 fip_linkdns; /* FIP link down */ - u64 fip_fails; /* FIP failures */ - u64 mac_invalids; /* Invalid mac assignments */ - u64 vlan_req; /* Vlan requests */ - u64 vlan_notify; /* Vlan notifications */ - u64 vlan_err; /* Vlan notification errors */ - u64 vlan_timeouts; /* Vlan request timeouts */ - u64 vlan_invalids; /* Vlan invalids */ - u64 disc_req; /* Discovery requests */ - u64 disc_rsp; /* Discovery responses */ - u64 disc_err; /* Discovery error frames */ - u64 disc_unsol; /* Discovery unsolicited */ - u64 disc_timeouts; /* Discovery timeouts */ - u64 disc_fcf_unavail; /* Discovery FCF not avail */ - u64 linksvc_unsupp; /* FIP link service req unsupp. */ - u64 linksvc_err; /* FIP link service req errors */ - u64 logo_req; /* FIP logos received */ - u64 clrvlink_req; /* Clear virtual link requests */ - u64 op_unsupp; /* FIP operation unsupp. */ - u64 untagged; /* FIP untagged frames */ - u64 txf_ucast; /* Tx FCoE unicast frames */ - u64 txf_ucast_vlan; /* Tx FCoE unicast vlan frames */ - u64 txf_ucast_octets; /* Tx FCoE unicast octets */ - u64 txf_mcast; /* Tx FCoE mutlicast frames */ - u64 txf_mcast_vlan; /* Tx FCoE mutlicast vlan frames */ - u64 txf_mcast_octets; /* Tx FCoE multicast octets */ - u64 txf_bcast; /* Tx FCoE broadcast frames */ - u64 txf_bcast_vlan; /* Tx FCoE broadcast vlan frames */ - u64 txf_bcast_octets; /* Tx FCoE broadcast octets */ - u64 txf_timeout; /* Tx timeouts */ - u64 txf_parity_errors; /* Transmit parity err */ - u64 txf_fid_parity_errors; /* Transmit FID parity err */ - u64 rxf_ucast_octets; /* Rx FCoE unicast octets */ - u64 rxf_ucast; /* Rx FCoE unicast frames */ - u64 rxf_ucast_vlan; /* Rx FCoE unicast vlan frames */ - u64 rxf_mcast_octets; /* Rx FCoE multicast octets */ - u64 rxf_mcast; /* Rx FCoE multicast frames */ - u64 rxf_mcast_vlan; /* Rx FCoE multicast vlan frames */ - u64 rxf_bcast_octets; /* Rx FCoE broadcast octets */ - u64 rxf_bcast; /* Rx FCoE broadcast frames */ - u64 rxf_bcast_vlan; /* Rx FCoE broadcast vlan frames */ -}; - -/** - * QoS or FCoE stats (fcport stats excluding physical FC port stats) - */ -union bfa_fcport_stats_u { - struct bfa_qos_stats_s fcqos; - struct bfa_fcoe_stats_s fcoe; -}; - -#pragma pack() - -#endif /* __BFA_DEFS_FCPORT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h b/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h deleted file mode 100644 index add0a05d941..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h +++ /dev/null @@ -1,158 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_IOC_H__ -#define __BFA_DEFS_IOC_H__ - -#include <protocol/types.h> -#include <defs/bfa_defs_types.h> -#include <defs/bfa_defs_version.h> -#include <defs/bfa_defs_adapter.h> -#include <defs/bfa_defs_pm.h> - -enum { - BFA_IOC_DRIVER_LEN = 16, - BFA_IOC_CHIP_REV_LEN = 8, -}; - -/** - * Driver and firmware versions. - */ -struct bfa_ioc_driver_attr_s { - char driver[BFA_IOC_DRIVER_LEN]; /* driver name */ - char driver_ver[BFA_VERSION_LEN]; /* driver version */ - char fw_ver[BFA_VERSION_LEN]; /* firmware version*/ - char bios_ver[BFA_VERSION_LEN]; /* bios version */ - char efi_ver[BFA_VERSION_LEN]; /* EFI version */ - char ob_ver[BFA_VERSION_LEN]; /* openboot version*/ -}; - -/** - * IOC PCI device attributes - */ -struct bfa_ioc_pci_attr_s { - u16 vendor_id; /* PCI vendor ID */ - u16 device_id; /* PCI device ID */ - u16 ssid; /* subsystem ID */ - u16 ssvid; /* subsystem vendor ID */ - u32 pcifn; /* PCI device function */ - u32 rsvd; /* padding */ - u8 chip_rev[BFA_IOC_CHIP_REV_LEN]; /* chip revision */ -}; - -/** - * IOC states - */ -enum bfa_ioc_state { - BFA_IOC_RESET = 1, /* IOC is in reset state */ - BFA_IOC_SEMWAIT = 2, /* Waiting for IOC hardware semaphore */ - BFA_IOC_HWINIT = 3, /* IOC hardware is being initialized */ - BFA_IOC_GETATTR = 4, /* IOC is being configured */ - BFA_IOC_OPERATIONAL = 5, /* IOC is operational */ - BFA_IOC_INITFAIL = 6, /* IOC hardware failure */ - BFA_IOC_HBFAIL = 7, /* IOC heart-beat failure */ - BFA_IOC_DISABLING = 8, /* IOC is being disabled */ - BFA_IOC_DISABLED = 9, /* IOC is disabled */ - BFA_IOC_FWMISMATCH = 10, /* IOC firmware different from drivers */ -}; - -/** - * IOC firmware stats - */ -struct bfa_fw_ioc_stats_s { - u32 hb_count; - u32 cfg_reqs; - u32 enable_reqs; - u32 disable_reqs; - u32 stats_reqs; - u32 clrstats_reqs; - u32 unknown_reqs; - u32 ic_reqs; /* interrupt coalesce reqs */ -}; - -/** - * IOC driver stats - */ -struct bfa_ioc_drv_stats_s { - u32 ioc_isrs; - u32 ioc_enables; - u32 ioc_disables; - u32 ioc_hbfails; - u32 ioc_boots; - u32 stats_tmos; - u32 hb_count; - u32 disable_reqs; - u32 enable_reqs; - u32 disable_replies; - u32 enable_replies; -}; - -/** - * IOC statistics - */ -struct bfa_ioc_stats_s { - struct bfa_ioc_drv_stats_s drv_stats; /* driver IOC stats */ - struct bfa_fw_ioc_stats_s fw_stats; /* firmware IOC stats */ -}; - - -enum bfa_ioc_type_e { - BFA_IOC_TYPE_FC = 1, - BFA_IOC_TYPE_FCoE = 2, - BFA_IOC_TYPE_LL = 3, -}; - -/** - * IOC attributes returned in queries - */ -struct bfa_ioc_attr_s { - enum bfa_ioc_type_e ioc_type; - enum bfa_ioc_state state; /* IOC state */ - struct bfa_adapter_attr_s adapter_attr; /* HBA attributes */ - struct bfa_ioc_driver_attr_s driver_attr; /* driver attr */ - struct bfa_ioc_pci_attr_s pci_attr; - u8 port_id; /* port number */ - u8 rsvd[7]; /* 64bit align */ -}; - -/** - * BFA IOC level events - */ -enum bfa_ioc_aen_event { - BFA_IOC_AEN_HBGOOD = 1, /* Heart Beat restore event */ - BFA_IOC_AEN_HBFAIL = 2, /* Heart Beat failure event */ - BFA_IOC_AEN_ENABLE = 3, /* IOC enabled event */ - BFA_IOC_AEN_DISABLE = 4, /* IOC disabled event */ - BFA_IOC_AEN_FWMISMATCH = 5, /* IOC firmware mismatch */ - BFA_IOC_AEN_FWCFG_ERROR = 6, /* IOC firmware config error */ - BFA_IOC_AEN_INVALID_VENDOR = 7, - BFA_IOC_AEN_INVALID_NWWN = 8, /* Zero NWWN */ - BFA_IOC_AEN_INVALID_PWWN = 9 /* Zero PWWN */ - -}; - -/** - * BFA IOC level event data, now just a place holder - */ -struct bfa_ioc_aen_data_s { - wwn_t pwwn; - s16 ioc_type; - mac_t mac; -}; - -#endif /* __BFA_DEFS_IOC_H__ */ - diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h b/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h deleted file mode 100644 index 31e728a631e..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h +++ /dev/null @@ -1,322 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_IOCFC_H__ -#define __BFA_DEFS_IOCFC_H__ - -#include <protocol/types.h> -#include <defs/bfa_defs_types.h> -#include <defs/bfa_defs_version.h> -#include <defs/bfa_defs_adapter.h> -#include <defs/bfa_defs_pm.h> - -#define BFA_IOCFC_INTR_DELAY 1125 -#define BFA_IOCFC_INTR_LATENCY 225 -#define BFA_IOCFCOE_INTR_DELAY 25 -#define BFA_IOCFCOE_INTR_LATENCY 5 - -/** - * Interrupt coalescing configuration. - */ -struct bfa_iocfc_intr_attr_s { - bfa_boolean_t coalesce; /* enable/disable coalescing */ - u16 latency; /* latency in microseconds */ - u16 delay; /* delay in microseconds */ -}; - -/** - * IOC firmware configuraton - */ -struct bfa_iocfc_fwcfg_s { - u16 num_fabrics; /* number of fabrics */ - u16 num_lports; /* number of local lports */ - u16 num_rports; /* number of remote ports */ - u16 num_ioim_reqs; /* number of IO reqs */ - u16 num_tskim_reqs; /* task management requests */ - u16 num_iotm_reqs; /* number of TM IO reqs */ - u16 num_tsktm_reqs; /* TM task management requests*/ - u16 num_fcxp_reqs; /* unassisted FC exchanges */ - u16 num_uf_bufs; /* unsolicited recv buffers */ - u8 num_cqs; - u8 fw_tick_res; /*!< FW clock resolution in ms */ - u8 rsvd[4]; - -}; - -struct bfa_iocfc_drvcfg_s { - u16 num_reqq_elems; /* number of req queue elements */ - u16 num_rspq_elems; /* number of rsp queue elements */ - u16 num_sgpgs; /* number of total SG pages */ - u16 num_sboot_tgts; /* number of SAN boot targets */ - u16 num_sboot_luns; /* number of SAN boot luns */ - u16 ioc_recover; /* IOC recovery mode */ - u16 min_cfg; /* minimum configuration */ - u16 path_tov; /* device path timeout */ - bfa_boolean_t delay_comp; /* delay completion of - failed inflight IOs */ - u32 rsvd; -}; -/** - * IOC configuration - */ -struct bfa_iocfc_cfg_s { - struct bfa_iocfc_fwcfg_s fwcfg; /* firmware side config */ - struct bfa_iocfc_drvcfg_s drvcfg; /* driver side config */ -}; - -/** - * IOC firmware IO stats - */ -struct bfa_fw_io_stats_s { - u32 host_abort; /* IO aborted by host driver*/ - u32 host_cleanup; /* IO clean up by host driver */ - - u32 fw_io_timeout; /* IOs timedout */ - u32 fw_frm_parse; /* frame parsed by f/w */ - u32 fw_frm_data; /* fcp_data frame parsed by f/w */ - u32 fw_frm_rsp; /* fcp_rsp frame parsed by f/w */ - u32 fw_frm_xfer_rdy; /* xfer_rdy frame parsed by f/w */ - u32 fw_frm_bls_acc; /* BLS ACC frame parsed by f/w */ - u32 fw_frm_tgt_abort; /* target ABTS parsed by f/w */ - u32 fw_frm_unknown; /* unknown parsed by f/w */ - u32 fw_data_dma; /* f/w DMA'ed the data frame */ - u32 fw_frm_drop; /* f/w drop the frame */ - - u32 rec_timeout; /* FW rec timed out */ - u32 error_rec; /* FW sending rec on - * an error condition*/ - u32 wait_for_si; /* FW wait for SI */ - u32 rec_rsp_inval; /* REC rsp invalid */ - u32 seqr_io_abort; /* target does not know cmd so abort */ - u32 seqr_io_retry; /* SEQR failed so retry IO */ - - u32 itn_cisc_upd_rsp; /* ITN cisc updated on fcp_rsp */ - u32 itn_cisc_upd_data; /* ITN cisc updated on fcp_data */ - u32 itn_cisc_upd_xfer_rdy; /* ITN cisc updated on fcp_data */ - - u32 fcp_data_lost; /* fcp data lost */ - - u32 ro_set_in_xfer_rdy; /* Target set RO in Xfer_rdy frame */ - u32 xfer_rdy_ooo_err; /* Out of order Xfer_rdy received */ - u32 xfer_rdy_unknown_err; /* unknown error in xfer_rdy frame */ - - u32 io_abort_timeout; /* ABTS timedout */ - u32 sler_initiated; /* SLER initiated */ - - u32 unexp_fcp_rsp; /* fcp response in wrong state */ - - u32 fcp_rsp_under_run; /* fcp rsp IO underrun */ - u32 fcp_rsp_under_run_wr; /* fcp rsp IO underrun for write */ - u32 fcp_rsp_under_run_err; /* fcp rsp IO underrun error */ - u32 fcp_rsp_resid_inval; /* invalid residue */ - u32 fcp_rsp_over_run; /* fcp rsp IO overrun */ - u32 fcp_rsp_over_run_err; /* fcp rsp IO overrun error */ - u32 fcp_rsp_proto_err; /* protocol error in fcp rsp */ - u32 fcp_rsp_sense_err; /* error in sense info in fcp rsp */ - u32 fcp_conf_req; /* FCP conf requested */ - - u32 tgt_aborted_io; /* target initiated abort */ - - u32 ioh_edtov_timeout_event;/* IOH edtov timer popped */ - u32 ioh_fcp_rsp_excp_event; /* IOH FCP_RSP exception */ - u32 ioh_fcp_conf_event; /* IOH FCP_CONF */ - u32 ioh_mult_frm_rsp_event; /* IOH multi_frame FCP_RSP */ - u32 ioh_hit_class2_event; /* IOH hit class2 */ - u32 ioh_miss_other_event; /* IOH miss other */ - u32 ioh_seq_cnt_err_event; /* IOH seq cnt error */ - u32 ioh_len_err_event; /* IOH len error - fcp_dl != - * bytes xfered */ - u32 ioh_seq_len_err_event; /* IOH seq len error */ - u32 ioh_data_oor_event; /* Data out of range */ - u32 ioh_ro_ooo_event; /* Relative offset out of range */ - u32 ioh_cpu_owned_event; /* IOH hit -iost owned by f/w */ - u32 ioh_unexp_frame_event; /* unexpected frame recieved - * count */ - u32 ioh_err_int; /* IOH error int during data-phase - * for scsi write - */ -}; - -/** - * IOC port firmware stats - */ - -struct bfa_fw_port_fpg_stats_s { - u32 intr_evt; - u32 intr; - u32 intr_excess; - u32 intr_cause0; - u32 intr_other; - u32 intr_other_ign; - u32 sig_lost; - u32 sig_regained; - u32 sync_lost; - u32 sync_to; - u32 sync_regained; - u32 div2_overflow; - u32 div2_underflow; - u32 efifo_overflow; - u32 efifo_underflow; - u32 idle_rx; - u32 lrr_rx; - u32 lr_rx; - u32 ols_rx; - u32 nos_rx; - u32 lip_rx; - u32 arbf0_rx; - u32 arb_rx; - u32 mrk_rx; - u32 const_mrk_rx; - u32 prim_unknown; -}; - - -struct bfa_fw_port_lksm_stats_s { - u32 hwsm_success; /* hwsm state machine success */ - u32 hwsm_fails; /* hwsm fails */ - u32 hwsm_wdtov; /* hwsm timed out */ - u32 swsm_success; /* swsm success */ - u32 swsm_fails; /* swsm fails */ - u32 swsm_wdtov; /* swsm timed out */ - u32 busybufs; /* link init failed due to busybuf */ - u32 buf_waits; /* bufwait state entries */ - u32 link_fails; /* link failures */ - u32 psp_errors; /* primitive sequence protocol errors */ - u32 lr_unexp; /* No. of times LR rx-ed unexpectedly */ - u32 lrr_unexp; /* No. of times LRR rx-ed unexpectedly */ - u32 lr_tx; /* No. of times LR tx started */ - u32 lrr_tx; /* No. of times LRR tx started */ - u32 ols_tx; /* No. of times OLS tx started */ - u32 nos_tx; /* No. of times NOS tx started */ - u32 hwsm_lrr_rx; /* No. of times LRR rx-ed by HWSM */ - u32 hwsm_lr_rx; /* No. of times LR rx-ed by HWSM */ -}; - - -struct bfa_fw_port_snsm_stats_s { - u32 hwsm_success; /* Successful hwsm terminations */ - u32 hwsm_fails; /* hwsm fail count */ - u32 hwsm_wdtov; /* hwsm timed out */ - u32 swsm_success; /* swsm success */ - u32 swsm_wdtov; /* swsm timed out */ - u32 error_resets; /* error resets initiated by upsm */ - u32 sync_lost; /* Sync loss count */ - u32 sig_lost; /* Signal loss count */ -}; - - -struct bfa_fw_port_physm_stats_s { - u32 module_inserts; /* Module insert count */ - u32 module_xtracts; /* Module extracts count */ - u32 module_invalids; /* Invalid module inserted count */ - u32 module_read_ign; /* Module validation status ignored */ - u32 laser_faults; /* Laser fault count */ - u32 rsvd; -}; - - -struct bfa_fw_fip_stats_s { - u32 vlan_req; /* vlan discovery requests */ - u32 vlan_notify; /* vlan notifications */ - u32 vlan_err; /* vlan response error */ - u32 vlan_timeouts; /* vlan disvoery timeouts */ - u32 vlan_invalids; /* invalid vlan in discovery advert. */ - u32 disc_req; /* Discovery solicit requests */ - u32 disc_rsp; /* Discovery solicit response */ - u32 disc_err; /* Discovery advt. parse errors */ - u32 disc_unsol; /* Discovery unsolicited */ - u32 disc_timeouts; /* Discovery timeouts */ - u32 disc_fcf_unavail; /* Discovery FCF Not Avail. */ - u32 linksvc_unsupp; /* Unsupported link service req */ - u32 linksvc_err; /* Parse error in link service req */ - u32 logo_req; /* FIP logos received */ - u32 clrvlink_req; /* Clear virtual link req */ - u32 op_unsupp; /* Unsupported FIP operation */ - u32 untagged; /* Untagged frames (ignored) */ - u32 invalid_version; /*!< Invalid FIP version */ -}; - - -struct bfa_fw_lps_stats_s { - u32 mac_invalids; /* Invalid mac assigned */ - u32 rsvd; -}; - - -struct bfa_fw_fcoe_stats_s { - u32 cee_linkups; /* CEE link up count */ - u32 cee_linkdns; /* CEE link down count */ - u32 fip_linkups; /* FIP link up count */ - u32 fip_linkdns; /* FIP link up count */ - u32 fip_fails; /* FIP fail count */ - u32 mac_invalids; /* Invalid mac assigned */ -}; - -/** - * IOC firmware FCoE port stats - */ -struct bfa_fw_fcoe_port_stats_s { - struct bfa_fw_fcoe_stats_s fcoe_stats; - struct bfa_fw_fip_stats_s fip_stats; -}; - -/** - * IOC firmware FC port stats - */ -struct bfa_fw_fc_port_stats_s { - struct bfa_fw_port_fpg_stats_s fpg_stats; - struct bfa_fw_port_physm_stats_s physm_stats; - struct bfa_fw_port_snsm_stats_s snsm_stats; - struct bfa_fw_port_lksm_stats_s lksm_stats; -}; - -/** - * IOC firmware FC port stats - */ -union bfa_fw_port_stats_s { - struct bfa_fw_fc_port_stats_s fc_stats; - struct bfa_fw_fcoe_port_stats_s fcoe_stats; -}; - -/** - * IOC firmware stats - */ -struct bfa_fw_stats_s { - struct bfa_fw_ioc_stats_s ioc_stats; - struct bfa_fw_io_stats_s io_stats; - union bfa_fw_port_stats_s port_stats; -}; - -/** - * IOC statistics - */ -struct bfa_iocfc_stats_s { - struct bfa_fw_stats_s fw_stats; /* firmware IOC stats */ -}; - -/** - * IOC attributes returned in queries - */ -struct bfa_iocfc_attr_s { - struct bfa_iocfc_cfg_s config; /* IOCFC config */ - struct bfa_iocfc_intr_attr_s intr_attr; /* interrupt attr */ -}; - -#define BFA_IOCFC_PATHTOV_MAX 60 -#define BFA_IOCFC_QDEPTH_MAX 2000 - -#endif /* __BFA_DEFS_IOC_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_ipfc.h b/drivers/scsi/bfa/include/defs/bfa_defs_ipfc.h deleted file mode 100644 index 7cb63ea98f3..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_ipfc.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_IPFC_H__ -#define __BFA_DEFS_IPFC_H__ - -#include <bfa_os_inc.h> -#include <protocol/types.h> -#include <defs/bfa_defs_types.h> - -/** - * FCS ip remote port states - */ -enum bfa_iprp_state { - BFA_IPRP_UNINIT = 0, /* PORT is not yet initialized */ - BFA_IPRP_ONLINE = 1, /* process login is complete */ - BFA_IPRP_OFFLINE = 2, /* iprp is offline */ -}; - -/** - * FCS remote port statistics - */ -struct bfa_iprp_stats_s { - u32 offlines; - u32 onlines; - u32 rscns; - u32 plogis; - u32 logos; - u32 plogi_timeouts; - u32 plogi_rejects; -}; - -/** - * FCS iprp attribute returned in queries - */ -struct bfa_iprp_attr_s { - enum bfa_iprp_state state; -}; - -struct bfa_ipfc_stats_s { - u32 arp_sent; - u32 arp_recv; - u32 arp_reply_sent; - u32 arp_reply_recv; - u32 farp_sent; - u32 farp_recv; - u32 farp_reply_sent; - u32 farp_reply_recv; - u32 farp_reject_sent; - u32 farp_reject_recv; -}; - -struct bfa_ipfc_attr_s { - bfa_boolean_t enabled; -}; - -#endif /* __BFA_DEFS_IPFC_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h b/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h deleted file mode 100644 index d77788b3999..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h +++ /dev/null @@ -1,136 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_ITNIM_H__ -#define __BFA_DEFS_ITNIM_H__ - -#include <bfa_os_inc.h> -#include <protocol/types.h> - -/** - * FCS itnim states - */ -enum bfa_itnim_state { - BFA_ITNIM_OFFLINE = 0, /* offline */ - BFA_ITNIM_PRLI_SEND = 1, /* prli send */ - BFA_ITNIM_PRLI_SENT = 2, /* prli sent */ - BFA_ITNIM_PRLI_RETRY = 3, /* prli retry */ - BFA_ITNIM_HCB_ONLINE = 4, /* online callback */ - BFA_ITNIM_ONLINE = 5, /* online */ - BFA_ITNIM_HCB_OFFLINE = 6, /* offline callback */ - BFA_ITNIM_INITIATIOR = 7, /* initiator */ -}; - -struct bfa_itnim_latency_s { - u32 min; - u32 max; - u32 count; - u32 clock_res; - u32 avg; - u32 rsvd; -}; - -struct bfa_itnim_hal_stats_s { - u32 onlines; /* ITN nexus onlines (PRLI done) */ - u32 offlines; /* ITN Nexus offlines */ - u32 creates; /* ITN create requests */ - u32 deletes; /* ITN delete requests */ - u32 create_comps; /* ITN create completions */ - u32 delete_comps; /* ITN delete completions */ - u32 sler_events; /* SLER (sequence level error - * recovery) events */ - u32 ioc_disabled; /* Num IOC disables */ - u32 cleanup_comps; /* ITN cleanup completions */ - u32 tm_cmnds; /* task management(TM) cmnds sent */ - u32 tm_fw_rsps; /* TM cmds firmware responses */ - u32 tm_success; /* TM successes */ - u32 tm_failures; /* TM failures */ - u32 tm_io_comps; /* TM IO completions */ - u32 tm_qresumes; /* TM queue resumes (after waiting - * for resources) - */ - u32 tm_iocdowns; /* TM cmnds affected by IOC down */ - u32 tm_cleanups; /* TM cleanups */ - u32 tm_cleanup_comps; - /* TM cleanup completions */ - u32 ios; /* IO requests */ - u32 io_comps; /* IO completions */ - u64 input_reqs; /* INPUT requests */ - u64 output_reqs; /* OUTPUT requests */ -}; - -/** - * FCS remote port statistics - */ -struct bfa_itnim_stats_s { - u32 onlines; /* num rport online */ - u32 offlines; /* num rport offline */ - u32 prli_sent; /* num prli sent out */ - u32 fcxp_alloc_wait;/* num fcxp alloc waits */ - u32 prli_rsp_err; /* num prli rsp errors */ - u32 prli_rsp_acc; /* num prli rsp accepts */ - u32 initiator; /* rport is an initiator */ - u32 prli_rsp_parse_err; /* prli rsp parsing errors */ - u32 prli_rsp_rjt; /* num prli rsp rejects */ - u32 timeout; /* num timeouts detected */ - u32 sler; /* num sler notification from BFA */ - u32 rsvd; - struct bfa_itnim_hal_stats_s hal_stats; -}; - -/** - * FCS itnim attributes returned in queries - */ -struct bfa_itnim_attr_s { - enum bfa_itnim_state state; /* FCS itnim state */ - u8 retry; /* data retransmision support */ - u8 task_retry_id; /* task retry ident support */ - u8 rec_support; /* REC supported */ - u8 conf_comp; /* confirmed completion supp */ - struct bfa_itnim_latency_s io_latency; /* IO latency */ -}; - -/** - * BFA ITNIM events. - * Arguments below are in BFAL context from Mgmt - * BFA_ITNIM_AEN_NEW: [in]: None [out]: vf_id, lpwwn - * BFA_ITNIM_AEN_DELETE: [in]: vf_id, lpwwn, rpwwn (0 = all fcp4 targets), - * [out]: vf_id, ppwwn, lpwwn, rpwwn - * BFA_ITNIM_AEN_ONLINE: [in]: vf_id, lpwwn, rpwwn (0 = all fcp4 targets), - * [out]: vf_id, ppwwn, lpwwn, rpwwn - * BFA_ITNIM_AEN_OFFLINE: [in]: vf_id, lpwwn, rpwwn (0 = all fcp4 targets), - * [out]: vf_id, ppwwn, lpwwn, rpwwn - * BFA_ITNIM_AEN_DISCONNECT:[in]: vf_id, lpwwn, rpwwn (0 = all fcp4 targets), - * [out]: vf_id, ppwwn, lpwwn, rpwwn - */ -enum bfa_itnim_aen_event { - BFA_ITNIM_AEN_ONLINE = 1, /* Target online */ - BFA_ITNIM_AEN_OFFLINE = 2, /* Target offline */ - BFA_ITNIM_AEN_DISCONNECT = 3, /* Target disconnected */ -}; - -/** - * BFA ITNIM event data structure. - */ -struct bfa_itnim_aen_data_s { - u16 vf_id; /* vf_id of the IT nexus */ - u16 rsvd[3]; - wwn_t ppwwn; /* WWN of its physical port */ - wwn_t lpwwn; /* WWN of logical port */ - wwn_t rpwwn; /* WWN of remote(target) port */ -}; - -#endif /* __BFA_DEFS_ITNIM_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_led.h b/drivers/scsi/bfa/include/defs/bfa_defs_led.h deleted file mode 100644 index 62039273264..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_led.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_LED_H__ -#define __BFA_DEFS_LED_H__ - -#define BFA_LED_MAX_NUM 3 - -enum bfa_led_op { - BFA_LED_OFF = 0, - BFA_LED_ON = 1, - BFA_LED_FLICK = 2, - BFA_LED_BLINK = 3, -}; - -enum bfa_led_color { - BFA_LED_GREEN = 0, - BFA_LED_AMBER = 1, -}; - -#endif /* __BFA_DEFS_LED_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_lport.h b/drivers/scsi/bfa/include/defs/bfa_defs_lport.h deleted file mode 100644 index 0952a139c47..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_lport.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_LPORT_H__ -#define __BFA_DEFS_LPORT_H__ - -#include <defs/bfa_defs_types.h> -#include <defs/bfa_defs_port.h> - -/** - * BFA AEN logical port events. - * Arguments below are in BFAL context from Mgmt - * BFA_LPORT_AEN_NEW: [in]: None [out]: vf_id, ppwwn, lpwwn, roles - * BFA_LPORT_AEN_DELETE: [in]: lpwwn [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_ONLINE: [in]: lpwwn [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_OFFLINE: [in]: lpwwn [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_DISCONNECT:[in]: lpwwn [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_NEW_PROP: [in]: None [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_DELETE_PROP: [in]: lpwwn [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_NEW_STANDARD: [in]: None [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_DELETE_STANDARD: [in]: lpwwn [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_NPIV_DUP_WWN: [in]: lpwwn [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_NPIV_FABRIC_MAX: [in]: lpwwn [out]: vf_id, ppwwn. lpwwn, roles - * BFA_LPORT_AEN_NPIV_UNKNOWN: [in]: lpwwn [out]: vf_id, ppwwn. lpwwn, roles - */ -enum bfa_lport_aen_event { - BFA_LPORT_AEN_NEW = 1, /* LPort created event */ - BFA_LPORT_AEN_DELETE = 2, /* LPort deleted event */ - BFA_LPORT_AEN_ONLINE = 3, /* LPort online event */ - BFA_LPORT_AEN_OFFLINE = 4, /* LPort offline event */ - BFA_LPORT_AEN_DISCONNECT = 5, /* LPort disconnect event */ - BFA_LPORT_AEN_NEW_PROP = 6, /* VPort created event */ - BFA_LPORT_AEN_DELETE_PROP = 7, /* VPort deleted event */ - BFA_LPORT_AEN_NEW_STANDARD = 8, /* VPort created event */ - BFA_LPORT_AEN_DELETE_STANDARD = 9, /* VPort deleted event */ - BFA_LPORT_AEN_NPIV_DUP_WWN = 10, /* VPort configured with - * duplicate WWN event - */ - BFA_LPORT_AEN_NPIV_FABRIC_MAX = 11, /* Max NPIV in fabric/fport */ - BFA_LPORT_AEN_NPIV_UNKNOWN = 12, /* Unknown NPIV Error code event */ -}; - -/** - * BFA AEN event data structure - */ -struct bfa_lport_aen_data_s { - u16 vf_id; /* vf_id of this logical port */ - s16 roles; /* Logical port mode,IM/TM/IP etc */ - u32 rsvd; - wwn_t ppwwn; /* WWN of its physical port */ - wwn_t lpwwn; /* WWN of this logical port */ -}; - -#endif /* __BFA_DEFS_LPORT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h b/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h deleted file mode 100644 index d22fb790964..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_MFG_H__ -#define __BFA_DEFS_MFG_H__ - -#include <bfa_os_inc.h> - -/** - * Manufacturing block version - */ -#define BFA_MFG_VERSION 2 - -/** - * Manufacturing block encrypted version - */ -#define BFA_MFG_ENC_VER 2 - -/** - * Manufacturing block version 1 length - */ -#define BFA_MFG_VER1_LEN 128 - -/** - * Manufacturing block header length - */ -#define BFA_MFG_HDR_LEN 4 - -/** - * Checksum size - */ -#define BFA_MFG_CHKSUM_SIZE 16 - -/** - * Manufacturing block format - */ -#define BFA_MFG_SERIALNUM_SIZE 11 -#define BFA_MFG_PARTNUM_SIZE 14 -#define BFA_MFG_SUPPLIER_ID_SIZE 10 -#define BFA_MFG_SUPPLIER_PARTNUM_SIZE 20 -#define BFA_MFG_SUPPLIER_SERIALNUM_SIZE 20 -#define BFA_MFG_SUPPLIER_REVISION_SIZE 4 -#define STRSZ(_n) (((_n) + 4) & ~3) - -/** - * Manufacturing card type - */ -enum { - BFA_MFG_TYPE_CB_MAX = 825, /* Crossbow card type max */ - BFA_MFG_TYPE_FC8P2 = 825, /* 8G 2port FC card */ - BFA_MFG_TYPE_FC8P1 = 815, /* 8G 1port FC card */ - BFA_MFG_TYPE_FC4P2 = 425, /* 4G 2port FC card */ - BFA_MFG_TYPE_FC4P1 = 415, /* 4G 1port FC card */ - BFA_MFG_TYPE_CNA10P2 = 1020, /* 10G 2port CNA card */ - BFA_MFG_TYPE_CNA10P1 = 1010, /* 10G 1port CNA card */ - BFA_MFG_TYPE_JAYHAWK = 804, /* Jayhawk mezz card */ - BFA_MFG_TYPE_WANCHESE = 1007, /* Wanchese mezz card */ - BFA_MFG_TYPE_INVALID = 0, /* Invalid card type */ -}; - -#pragma pack(1) - -/** - * Card type to port number conversion - */ -#define bfa_mfg_type2port_num(card_type) (((card_type) / 10) % 10) - -/** - * Check if Mezz card - */ -#define bfa_mfg_is_mezz(type) (( \ - (type) == BFA_MFG_TYPE_JAYHAWK || \ - (type) == BFA_MFG_TYPE_WANCHESE)) - -/** - * Check if card type valid - */ -#define bfa_mfg_is_card_type_valid(type) (( \ - (type) == BFA_MFG_TYPE_FC8P2 || \ - (type) == BFA_MFG_TYPE_FC8P1 || \ - (type) == BFA_MFG_TYPE_FC4P2 || \ - (type) == BFA_MFG_TYPE_FC4P1 || \ - (type) == BFA_MFG_TYPE_CNA10P2 || \ - (type) == BFA_MFG_TYPE_CNA10P1 || \ - bfa_mfg_is_mezz(type))) - -/** - * All numerical fields are in big-endian format. - */ -struct bfa_mfg_block_s { -}; - -/** - * VPD data length - */ -#define BFA_MFG_VPD_LEN 512 - -#define BFA_MFG_VPD_PCI_HDR_OFF 137 -#define BFA_MFG_VPD_PCI_VER_MASK 0x07 /* version mask 3 bits */ -#define BFA_MFG_VPD_PCI_VDR_MASK 0xf8 /* vendor mask 5 bits */ - -/** - * VPD vendor tag - */ -enum { - BFA_MFG_VPD_UNKNOWN = 0, /* vendor unknown */ - BFA_MFG_VPD_IBM = 1, /* vendor IBM */ - BFA_MFG_VPD_HP = 2, /* vendor HP */ - BFA_MFG_VPD_DELL = 3, /* vendor DELL */ - BFA_MFG_VPD_PCI_IBM = 0x08, /* PCI VPD IBM */ - BFA_MFG_VPD_PCI_HP = 0x10, /* PCI VPD HP */ - BFA_MFG_VPD_PCI_DELL = 0x20, /* PCI VPD DELL */ - BFA_MFG_VPD_PCI_BRCD = 0xf8, /* PCI VPD Brocade */ -}; - -/** - * All numerical fields are in big-endian format. - */ -struct bfa_mfg_vpd_s { - u8 version; /* vpd data version */ - u8 vpd_sig[3]; /* characters 'V', 'P', 'D' */ - u8 chksum; /* u8 checksum */ - u8 vendor; /* vendor */ - u8 len; /* vpd data length excluding header */ - u8 rsv; - u8 data[BFA_MFG_VPD_LEN]; /* vpd data */ -}; - -#pragma pack() - -#endif /* __BFA_DEFS_MFG_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pci.h b/drivers/scsi/bfa/include/defs/bfa_defs_pci.h deleted file mode 100644 index ea7d89bbc0b..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_pci.h +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_PCI_H__ -#define __BFA_DEFS_PCI_H__ - -/** - * PCI device and vendor ID information - */ -enum { - BFA_PCI_VENDOR_ID_BROCADE = 0x1657, - BFA_PCI_DEVICE_ID_FC_8G2P = 0x13, - BFA_PCI_DEVICE_ID_FC_8G1P = 0x17, - BFA_PCI_DEVICE_ID_CT = 0x14, - BFA_PCI_DEVICE_ID_CT_FC = 0x21, -}; - -#define bfa_asic_id_ct(devid) \ - ((devid) == BFA_PCI_DEVICE_ID_CT || \ - (devid) == BFA_PCI_DEVICE_ID_CT_FC) - -/** - * PCI sub-system device and vendor ID information - */ -enum { - BFA_PCI_FCOE_SSDEVICE_ID = 0x14, -}; - -/** - * Maximum number of device address ranges mapped through different BAR(s) - */ -#define BFA_PCI_ACCESS_RANGES 1 - -#endif /* __BFA_DEFS_PCI_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pm.h b/drivers/scsi/bfa/include/defs/bfa_defs_pm.h deleted file mode 100644 index e8d6d959006..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_pm.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_PM_H__ -#define __BFA_DEFS_PM_H__ - -#include <bfa_os_inc.h> - -/** - * BFA power management device states - */ -enum bfa_pm_ds { - BFA_PM_DS_D0 = 0, /* full power mode */ - BFA_PM_DS_D1 = 1, /* power save state 1 */ - BFA_PM_DS_D2 = 2, /* power save state 2 */ - BFA_PM_DS_D3 = 3, /* power off state */ -}; - -#endif /* __BFA_DEFS_PM_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pom.h b/drivers/scsi/bfa/include/defs/bfa_defs_pom.h deleted file mode 100644 index d9fa278472b..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_pom.h +++ /dev/null @@ -1,56 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_POM_H__ -#define __BFA_DEFS_POM_H__ - -#include <bfa_os_inc.h> -#include <defs/bfa_defs_types.h> - -/** - * POM health status levels for each attributes. - */ -enum bfa_pom_entry_health { - BFA_POM_HEALTH_NOINFO = 1, /* no information */ - BFA_POM_HEALTH_NORMAL = 2, /* health is normal */ - BFA_POM_HEALTH_WARNING = 3, /* warning level */ - BFA_POM_HEALTH_ALARM = 4, /* alarming level */ -}; - -/** - * Reading of temperature/voltage/current/power - */ -struct bfa_pom_entry_s { - enum bfa_pom_entry_health health; /* POM entry health */ - u32 curr_value; /* current value */ - u32 thr_warn_high; /* threshold warning high */ - u32 thr_warn_low; /* threshold warning low */ - u32 thr_alarm_low; /* threshold alaram low */ - u32 thr_alarm_high; /* threshold alarm high */ -}; - -/** - * POM attributes - */ -struct bfa_pom_attr_s { - struct bfa_pom_entry_s temperature; /* centigrade */ - struct bfa_pom_entry_s voltage; /* volts */ - struct bfa_pom_entry_s curr; /* milli amps */ - struct bfa_pom_entry_s txpower; /* micro watts */ - struct bfa_pom_entry_s rxpower; /* micro watts */ -}; - -#endif /* __BFA_DEFS_POM_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_port.h b/drivers/scsi/bfa/include/defs/bfa_defs_port.h deleted file mode 100644 index ebdf0d1731a..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_port.h +++ /dev/null @@ -1,248 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_PORT_H__ -#define __BFA_DEFS_PORT_H__ - -#include <bfa_os_inc.h> -#include <protocol/types.h> -#include <defs/bfa_defs_pport.h> -#include <defs/bfa_defs_ioc.h> - -#define BFA_FCS_FABRIC_IPADDR_SZ 16 - -/** - * symbolic names for base port/virtual port - */ -#define BFA_SYMNAME_MAXLEN 128 /* vmware/windows uses 128 bytes */ -struct bfa_port_symname_s { - char symname[BFA_SYMNAME_MAXLEN]; -}; - -/** -* Roles of FCS port: - * - FCP IM and FCP TM roles cannot be enabled together for a FCS port - * - Create multiple ports if both IM and TM functions required. - * - Atleast one role must be specified. - */ -enum bfa_port_role { - BFA_PORT_ROLE_FCP_IM = 0x01, /* FCP initiator role */ - BFA_PORT_ROLE_FCP_TM = 0x02, /* FCP target role */ - BFA_PORT_ROLE_FCP_IPFC = 0x04, /* IP over FC role */ - BFA_PORT_ROLE_FCP_MAX = BFA_PORT_ROLE_FCP_IPFC | BFA_PORT_ROLE_FCP_IM -}; - -/** - * FCS port configuration. - */ -struct bfa_port_cfg_s { - wwn_t pwwn; /* port wwn */ - wwn_t nwwn; /* node wwn */ - struct bfa_port_symname_s sym_name; /* vm port symbolic name */ - bfa_boolean_t preboot_vp; /* vport created from PBC */ - enum bfa_port_role roles; /* FCS port roles */ - u8 tag[16]; /* opaque tag from application */ -}; - -/** - * FCS port states - */ -enum bfa_port_state { - BFA_PORT_UNINIT = 0, /* PORT is not yet initialized */ - BFA_PORT_FDISC = 1, /* FDISC is in progress */ - BFA_PORT_ONLINE = 2, /* login to fabric is complete */ - BFA_PORT_OFFLINE = 3, /* No login to fabric */ -}; - -/** - * FCS port type. Required for VmWare. - */ -enum bfa_port_type { - BFA_PORT_TYPE_PHYSICAL = 0, - BFA_PORT_TYPE_VIRTUAL, -}; - -/** - * FCS port offline reason. Required for VmWare. - */ -enum bfa_port_offline_reason { - BFA_PORT_OFFLINE_UNKNOWN = 0, - BFA_PORT_OFFLINE_LINKDOWN, - BFA_PORT_OFFLINE_FAB_UNSUPPORTED, /* NPIV not supported by the - * fabric */ - BFA_PORT_OFFLINE_FAB_NORESOURCES, - BFA_PORT_OFFLINE_FAB_LOGOUT, -}; - -/** - * FCS lport info. Required for VmWare. - */ -struct bfa_port_info_s { - u8 port_type; /* bfa_port_type_t : physical or - * virtual */ - u8 port_state; /* one of bfa_port_state values */ - u8 offline_reason; /* one of bfa_port_offline_reason_t - * values */ - wwn_t port_wwn; - wwn_t node_wwn; - - /* - * following 4 feilds are valid for Physical Ports only - */ - u32 max_vports_supp; /* Max supported vports */ - u32 num_vports_inuse; /* Num of in use vports */ - u32 max_rports_supp; /* Max supported rports */ - u32 num_rports_inuse; /* Num of doscovered rports */ - -}; - -/** - * FCS port statistics - */ -struct bfa_port_stats_s { - u32 ns_plogi_sent; - u32 ns_plogi_rsp_err; - u32 ns_plogi_acc_err; - u32 ns_plogi_accepts; - u32 ns_rejects; /* NS command rejects */ - u32 ns_plogi_unknown_rsp; - u32 ns_plogi_alloc_wait; - - u32 ns_retries; /* NS command retries */ - u32 ns_timeouts; /* NS command timeouts */ - - u32 ns_rspnid_sent; - u32 ns_rspnid_accepts; - u32 ns_rspnid_rsp_err; - u32 ns_rspnid_rejects; - u32 ns_rspnid_alloc_wait; - - u32 ns_rftid_sent; - u32 ns_rftid_accepts; - u32 ns_rftid_rsp_err; - u32 ns_rftid_rejects; - u32 ns_rftid_alloc_wait; - - u32 ns_rffid_sent; - u32 ns_rffid_accepts; - u32 ns_rffid_rsp_err; - u32 ns_rffid_rejects; - u32 ns_rffid_alloc_wait; - - u32 ns_gidft_sent; - u32 ns_gidft_accepts; - u32 ns_gidft_rsp_err; - u32 ns_gidft_rejects; - u32 ns_gidft_unknown_rsp; - u32 ns_gidft_alloc_wait; - - /* - * Mgmt Server stats - */ - u32 ms_retries; /* MS command retries */ - u32 ms_timeouts; /* MS command timeouts */ - u32 ms_plogi_sent; - u32 ms_plogi_rsp_err; - u32 ms_plogi_acc_err; - u32 ms_plogi_accepts; - u32 ms_rejects; /* MS command rejects */ - u32 ms_plogi_unknown_rsp; - u32 ms_plogi_alloc_wait; - - u32 num_rscn; /* Num of RSCN received */ - u32 num_portid_rscn;/* Num portid format RSCN - * received */ - - u32 uf_recvs; /* unsolicited recv frames */ - u32 uf_recv_drops; /* dropped received frames */ - - u32 rsvd; /* padding for 64 bit alignment */ -}; - -/** - * BFA port attribute returned in queries - */ -struct bfa_port_attr_s { - enum bfa_port_state state; /* port state */ - u32 pid; /* port ID */ - struct bfa_port_cfg_s port_cfg; /* port configuration */ - enum bfa_pport_type port_type; /* current topology */ - u32 loopback; /* cable is externally looped back */ - wwn_t fabric_name; /* attached switch's nwwn */ - u8 fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; /* attached - * fabric's ip addr */ - struct mac_s fpma_mac; /* Lport's FPMA Mac address */ - u16 authfail; /* auth failed state */ -}; - -/** - * BFA physical port Level events - * Arguments below are in BFAL context from Mgmt - * BFA_PORT_AEN_ONLINE: [in]: pwwn [out]: pwwn - * BFA_PORT_AEN_OFFLINE: [in]: pwwn [out]: pwwn - * BFA_PORT_AEN_RLIR: [in]: None [out]: pwwn, rlir_data, rlir_len - * BFA_PORT_AEN_SFP_INSERT: [in]: pwwn [out]: port_id, pwwn - * BFA_PORT_AEN_SFP_REMOVE: [in]: pwwn [out]: port_id, pwwn - * BFA_PORT_AEN_SFP_POM: [in]: pwwn [out]: level, port_id, pwwn - * BFA_PORT_AEN_ENABLE: [in]: pwwn [out]: pwwn - * BFA_PORT_AEN_DISABLE: [in]: pwwn [out]: pwwn - * BFA_PORT_AEN_AUTH_ON: [in]: pwwn [out]: pwwn - * BFA_PORT_AEN_AUTH_OFF: [in]: pwwn [out]: pwwn - * BFA_PORT_AEN_DISCONNECT: [in]: pwwn [out]: pwwn - * BFA_PORT_AEN_QOS_NEG: [in]: pwwn [out]: pwwn - * BFA_PORT_AEN_FABRIC_NAME_CHANGE: [in]: pwwn, [out]: pwwn, fwwn - * - */ -enum bfa_port_aen_event { - BFA_PORT_AEN_ONLINE = 1, /* Physical Port online event */ - BFA_PORT_AEN_OFFLINE = 2, /* Physical Port offline event */ - BFA_PORT_AEN_RLIR = 3, /* RLIR event, not supported */ - BFA_PORT_AEN_SFP_INSERT = 4, /* SFP inserted event */ - BFA_PORT_AEN_SFP_REMOVE = 5, /* SFP removed event */ - BFA_PORT_AEN_SFP_POM = 6, /* SFP POM event */ - BFA_PORT_AEN_ENABLE = 7, /* Physical Port enable event */ - BFA_PORT_AEN_DISABLE = 8, /* Physical Port disable event */ - BFA_PORT_AEN_AUTH_ON = 9, /* Physical Port auth success event */ - BFA_PORT_AEN_AUTH_OFF = 10, /* Physical Port auth fail event */ - BFA_PORT_AEN_DISCONNECT = 11, /* Physical Port disconnect event */ - BFA_PORT_AEN_QOS_NEG = 12, /* Base Port QOS negotiation event */ - BFA_PORT_AEN_FABRIC_NAME_CHANGE = 13, /* Fabric Name/WWN change - * event */ - BFA_PORT_AEN_SFP_ACCESS_ERROR = 14, /* SFP read error event */ - BFA_PORT_AEN_SFP_UNSUPPORT = 15, /* Unsupported SFP event */ -}; - -enum bfa_port_aen_sfp_pom { - BFA_PORT_AEN_SFP_POM_GREEN = 1, /* Normal */ - BFA_PORT_AEN_SFP_POM_AMBER = 2, /* Warning */ - BFA_PORT_AEN_SFP_POM_RED = 3, /* Critical */ - BFA_PORT_AEN_SFP_POM_MAX = BFA_PORT_AEN_SFP_POM_RED -}; - -struct bfa_port_aen_data_s { - wwn_t pwwn; /* WWN of the physical port */ - wwn_t fwwn; /* WWN of the fabric port */ - s32 phy_port_num; /*! For SFP related events */ - s16 ioc_type; - s16 level; /* Only transitions will - * be informed */ - struct mac_s mac; /* MAC address of the ethernet port, - * applicable to CNA port only */ - s16 rsvd; -}; - -#endif /* __BFA_DEFS_PORT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pport.h b/drivers/scsi/bfa/include/defs/bfa_defs_pport.h deleted file mode 100644 index 2de675839c2..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_pport.h +++ /dev/null @@ -1,393 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_PPORT_H__ -#define __BFA_DEFS_PPORT_H__ - -#include <bfa_os_inc.h> -#include <protocol/fc.h> -#include <defs/bfa_defs_types.h> -#include <defs/bfa_defs_qos.h> -#include <cna/pstats/phyport_defs.h> - -/* Modify char* port_stt[] in bfal_port.c if a new state was added */ -enum bfa_pport_states { - BFA_PPORT_ST_UNINIT = 1, - BFA_PPORT_ST_ENABLING_QWAIT = 2, - BFA_PPORT_ST_ENABLING = 3, - BFA_PPORT_ST_LINKDOWN = 4, - BFA_PPORT_ST_LINKUP = 5, - BFA_PPORT_ST_DISABLING_QWAIT = 6, - BFA_PPORT_ST_DISABLING = 7, - BFA_PPORT_ST_DISABLED = 8, - BFA_PPORT_ST_STOPPED = 9, - BFA_PPORT_ST_IOCDOWN = 10, - BFA_PPORT_ST_IOCDIS = 11, - BFA_PPORT_ST_FWMISMATCH = 12, - BFA_PPORT_ST_PREBOOT_DISABLED = 13, - BFA_PPORT_ST_MAX_STATE, -}; - -/** - * Port speed settings. Each specific speed is a bit field. Use multiple - * bits to specify speeds to be selected for auto-negotiation. - */ -enum bfa_pport_speed { - BFA_PPORT_SPEED_UNKNOWN = 0, - BFA_PPORT_SPEED_1GBPS = 1, - BFA_PPORT_SPEED_2GBPS = 2, - BFA_PPORT_SPEED_4GBPS = 4, - BFA_PPORT_SPEED_8GBPS = 8, - BFA_PPORT_SPEED_10GBPS = 10, - BFA_PPORT_SPEED_AUTO = - (BFA_PPORT_SPEED_1GBPS | BFA_PPORT_SPEED_2GBPS | - BFA_PPORT_SPEED_4GBPS | BFA_PPORT_SPEED_8GBPS), -}; - -/** - * Port operational type (in sync with SNIA port type). - */ -enum bfa_pport_type { - BFA_PPORT_TYPE_UNKNOWN = 1, /* port type is unknown */ - BFA_PPORT_TYPE_TRUNKED = 2, /* Trunked mode */ - BFA_PPORT_TYPE_NPORT = 5, /* P2P with switched fabric */ - BFA_PPORT_TYPE_NLPORT = 6, /* public loop */ - BFA_PPORT_TYPE_LPORT = 20, /* private loop */ - BFA_PPORT_TYPE_P2P = 21, /* P2P with no switched fabric */ - BFA_PPORT_TYPE_VPORT = 22, /* NPIV - virtual port */ -}; - -/** - * Port topology setting. A port's topology and fabric login status - * determine its operational type. - */ -enum bfa_pport_topology { - BFA_PPORT_TOPOLOGY_NONE = 0, /* No valid topology */ - BFA_PPORT_TOPOLOGY_P2P = 1, /* P2P only */ - BFA_PPORT_TOPOLOGY_LOOP = 2, /* LOOP topology */ - BFA_PPORT_TOPOLOGY_AUTO = 3, /* auto topology selection */ -}; - -/** - * Physical port loopback types. - */ -enum bfa_pport_opmode { - BFA_PPORT_OPMODE_NORMAL = 0x00, /* normal non-loopback mode */ - BFA_PPORT_OPMODE_LB_INT = 0x01, /* internal loop back */ - BFA_PPORT_OPMODE_LB_SLW = 0x02, /* serial link wrapback (serdes) */ - BFA_PPORT_OPMODE_LB_EXT = 0x04, /* external loop back (serdes) */ - BFA_PPORT_OPMODE_LB_CBL = 0x08, /* cabled loop back */ - BFA_PPORT_OPMODE_LB_NLINT = 0x20, /* NL_Port internal loopback */ -}; - -#define BFA_PPORT_OPMODE_LB_HARD(_mode) \ - ((_mode == BFA_PPORT_OPMODE_LB_INT) || \ - (_mode == BFA_PPORT_OPMODE_LB_SLW) || \ - (_mode == BFA_PPORT_OPMODE_LB_EXT)) - -/** - Port State (in sync with SNIA port state). - */ -enum bfa_pport_snia_state { - BFA_PPORT_STATE_UNKNOWN = 1, /* port is not initialized */ - BFA_PPORT_STATE_ONLINE = 2, /* port is ONLINE */ - BFA_PPORT_STATE_DISABLED = 3, /* port is disabled by user */ - BFA_PPORT_STATE_BYPASSED = 4, /* port is bypassed (in LOOP) */ - BFA_PPORT_STATE_DIAG = 5, /* port diagnostics is active */ - BFA_PPORT_STATE_LINKDOWN = 6, /* link is down */ - BFA_PPORT_STATE_LOOPBACK = 8, /* port is looped back */ -}; - -/** - * Port link state - */ -enum bfa_pport_linkstate { - BFA_PPORT_LINKUP = 1, /* Physical port/Trunk link up */ - BFA_PPORT_LINKDOWN = 2, /* Physical port/Trunk link down */ - BFA_PPORT_TRUNK_LINKDOWN = 3, /* Trunk link down (new tmaster) */ -}; - -/** - * Port link state event - */ -#define bfa_pport_event_t enum bfa_pport_linkstate - -/** - * Port link state reason code - */ -enum bfa_pport_linkstate_rsn { - BFA_PPORT_LINKSTATE_RSN_NONE = 0, - BFA_PPORT_LINKSTATE_RSN_DISABLED = 1, - BFA_PPORT_LINKSTATE_RSN_RX_NOS = 2, - BFA_PPORT_LINKSTATE_RSN_RX_OLS = 3, - BFA_PPORT_LINKSTATE_RSN_RX_LIP = 4, - BFA_PPORT_LINKSTATE_RSN_RX_LIPF7 = 5, - BFA_PPORT_LINKSTATE_RSN_SFP_REMOVED = 6, - BFA_PPORT_LINKSTATE_RSN_PORT_FAULT = 7, - BFA_PPORT_LINKSTATE_RSN_RX_LOS = 8, - BFA_PPORT_LINKSTATE_RSN_LOCAL_FAULT = 9, - BFA_PPORT_LINKSTATE_RSN_REMOTE_FAULT = 10, - BFA_PPORT_LINKSTATE_RSN_TIMEOUT = 11, - - - - /* CEE related reason codes/errors */ - CEE_LLDP_INFO_AGED_OUT = 20, - CEE_LLDP_SHUTDOWN_TLV_RCVD = 21, - CEE_PEER_NOT_ADVERTISE_DCBX = 22, - CEE_PEER_NOT_ADVERTISE_PG = 23, - CEE_PEER_NOT_ADVERTISE_PFC = 24, - CEE_PEER_NOT_ADVERTISE_FCOE = 25, - CEE_PG_NOT_COMPATIBLE = 26, - CEE_PFC_NOT_COMPATIBLE = 27, - CEE_FCOE_NOT_COMPATIBLE = 28, - CEE_BAD_PG_RCVD = 29, - CEE_BAD_BW_RCVD = 30, - CEE_BAD_PFC_RCVD = 31, - CEE_BAD_FCOE_PRI_RCVD = 32, - CEE_FCOE_PRI_PFC_OFF = 33, - CEE_DUP_CONTROL_TLV_RCVD = 34, - CEE_DUP_FEAT_TLV_RCVD = 35, - CEE_APPLY_NEW_CFG = 36, /* reason, not an error */ - CEE_PROTOCOL_INIT = 37, /* reason, not an error */ - CEE_PHY_LINK_DOWN = 38, - CEE_LLS_FCOE_ABSENT = 39, - CEE_LLS_FCOE_DOWN = 40 -}; - -/** - * Default Target Rate Limiting Speed. - */ -#define BFA_PPORT_DEF_TRL_SPEED BFA_PPORT_SPEED_1GBPS - -/** - * Physical port configuration - */ -struct bfa_pport_cfg_s { - u8 topology; /* bfa_pport_topology */ - u8 speed; /* enum bfa_pport_speed */ - u8 trunked; /* trunked or not */ - u8 qos_enabled; /* qos enabled or not */ - u8 trunk_ports; /* bitmap of trunked ports */ - u8 cfg_hardalpa; /* is hard alpa configured */ - u16 maxfrsize; /* maximum frame size */ - u8 hardalpa; /* configured hard alpa */ - u8 rx_bbcredit; /* receive buffer credits */ - u8 tx_bbcredit; /* transmit buffer credits */ - u8 ratelimit; /* ratelimit enabled or not */ - u8 trl_def_speed; /* ratelimit default speed */ - u8 rsvd[3]; - u16 path_tov; /* device path timeout */ - u16 q_depth; /* SCSI Queue depth */ -}; - -/** - * Port attribute values. - */ -struct bfa_pport_attr_s { - /* - * Static fields - */ - wwn_t nwwn; /* node wwn */ - wwn_t pwwn; /* port wwn */ - wwn_t factorynwwn; /* factory node wwn */ - wwn_t factorypwwn; /* factory port wwn */ - enum fc_cos cos_supported; /* supported class of services */ - u32 rsvd; - struct fc_symname_s port_symname; /* port symbolic name */ - enum bfa_pport_speed speed_supported; /* supported speeds */ - bfa_boolean_t pbind_enabled; /* Will be set if Persistent binding - * enabled. Relevant only in Windows - */ - - /* - * Configured values - */ - struct bfa_pport_cfg_s pport_cfg; /* pport cfg */ - - /* - * Dynamic field - info from BFA - */ - enum bfa_pport_states port_state; /* current port state */ - enum bfa_pport_speed speed; /* current speed */ - enum bfa_pport_topology topology; /* current topology */ - bfa_boolean_t beacon; /* current beacon status */ - bfa_boolean_t link_e2e_beacon;/* set if link beacon on */ - bfa_boolean_t plog_enabled; /* set if portlog is enabled*/ - - /* - * Dynamic field - info from FCS - */ - u32 pid; /* port ID */ - enum bfa_pport_type port_type; /* current topology */ - u32 loopback; /* external loopback */ - u32 authfail; /* auth fail state */ - u32 rsvd2; /* padding for 64 bit */ -}; - -/** - * FC Port statistics. - */ -struct bfa_pport_fc_stats_s { - u64 secs_reset; /* Seconds since stats is reset */ - u64 tx_frames; /* Tx frames */ - u64 tx_words; /* Tx words */ - u64 tx_lip; /* Tx LIP */ - u64 tx_nos; /* Tx NOS */ - u64 tx_ols; /* Tx OLS */ - u64 tx_lr; /* Tx LR */ - u64 tx_lrr; /* Tx LRR */ - u64 rx_frames; /* Rx frames */ - u64 rx_words; /* Rx words */ - u64 lip_count; /* Rx LIP */ - u64 nos_count; /* Rx NOS */ - u64 ols_count; /* Rx OLS */ - u64 lr_count; /* Rx LR */ - u64 lrr_count; /* Rx LRR */ - u64 invalid_crcs; /* Rx CRC err frames */ - u64 invalid_crc_gd_eof; /* Rx CRC err good EOF frames */ - u64 undersized_frm; /* Rx undersized frames */ - u64 oversized_frm; /* Rx oversized frames */ - u64 bad_eof_frm; /* Rx frames with bad EOF */ - u64 error_frames; /* Errored frames */ - u64 dropped_frames; /* Dropped frames */ - u64 link_failures; /* Link Failure (LF) count */ - u64 loss_of_syncs; /* Loss of sync count */ - u64 loss_of_signals;/* Loss of signal count */ - u64 primseq_errs; /* Primitive sequence protocol err. */ - u64 bad_os_count; /* Invalid ordered sets */ - u64 err_enc_out; /* Encoding err nonframe_8b10b */ - u64 err_enc; /* Encoding err frame_8b10b */ -}; - -/** - * Eth Port statistics. - */ -struct bfa_pport_eth_stats_s { - u64 secs_reset; /* Seconds since stats is reset */ - u64 frame_64; /* Frames 64 bytes */ - u64 frame_65_127; /* Frames 65-127 bytes */ - u64 frame_128_255; /* Frames 128-255 bytes */ - u64 frame_256_511; /* Frames 256-511 bytes */ - u64 frame_512_1023; /* Frames 512-1023 bytes */ - u64 frame_1024_1518; /* Frames 1024-1518 bytes */ - u64 frame_1519_1522; /* Frames 1519-1522 bytes */ - u64 tx_bytes; /* Tx bytes */ - u64 tx_packets; /* Tx packets */ - u64 tx_mcast_packets; /* Tx multicast packets */ - u64 tx_bcast_packets; /* Tx broadcast packets */ - u64 tx_control_frame; /* Tx control frame */ - u64 tx_drop; /* Tx drops */ - u64 tx_jabber; /* Tx jabber */ - u64 tx_fcs_error; /* Tx FCS error */ - u64 tx_fragments; /* Tx fragments */ - u64 rx_bytes; /* Rx bytes */ - u64 rx_packets; /* Rx packets */ - u64 rx_mcast_packets; /* Rx multicast packets */ - u64 rx_bcast_packets; /* Rx broadcast packets */ - u64 rx_control_frames; /* Rx control frames */ - u64 rx_unknown_opcode; /* Rx unknown opcode */ - u64 rx_drop; /* Rx drops */ - u64 rx_jabber; /* Rx jabber */ - u64 rx_fcs_error; /* Rx FCS errors */ - u64 rx_alignment_error; /* Rx alignment errors */ - u64 rx_frame_length_error; /* Rx frame len errors */ - u64 rx_code_error; /* Rx code errors */ - u64 rx_fragments; /* Rx fragments */ - u64 rx_pause; /* Rx pause */ - u64 rx_zero_pause; /* Rx zero pause */ - u64 tx_pause; /* Tx pause */ - u64 tx_zero_pause; /* Tx zero pause */ - u64 rx_fcoe_pause; /* Rx FCoE pause */ - u64 rx_fcoe_zero_pause; /* Rx FCoE zero pause */ - u64 tx_fcoe_pause; /* Tx FCoE pause */ - u64 tx_fcoe_zero_pause; /* Tx FCoE zero pause */ -}; - -/** - * Port statistics. - */ -union bfa_pport_stats_u { - struct bfa_pport_fc_stats_s fc; - struct bfa_pport_eth_stats_s eth; -}; - -/** - * Port FCP mappings. - */ -struct bfa_pport_fcpmap_s { - char osdevname[256]; - u32 bus; - u32 target; - u32 oslun; - u32 fcid; - wwn_t nwwn; - wwn_t pwwn; - u64 fcplun; - char luid[256]; -}; - -/** - * Port RNI */ -struct bfa_pport_rnid_s { - wwn_t wwn; - u32 unittype; - u32 portid; - u32 attached_nodes_num; - u16 ip_version; - u16 udp_port; - u8 ipaddr[16]; - u16 rsvd; - u16 topologydiscoveryflags; -}; - -struct bfa_fcport_fcf_s { - wwn_t name; /* FCF name */ - wwn_t fabric_name; /* Fabric Name */ - u8 fipenabled; /* FIP enabled or not */ - u8 fipfailed; /* FIP failed or not */ - u8 resv[2]; - u8 pri; /* FCF priority */ - u8 version; /* FIP version used */ - u8 available; /* Available for login */ - u8 fka_disabled; /* FKA is disabled */ - u8 maxsz_verified; /* FCoE max size verified */ - u8 fc_map[3]; /* FC map */ - u16 vlan; /* FCoE vlan tag/priority */ - u32 fka_adv_per; /* FIP ka advert. period */ - struct mac_s mac; /* FCF mac */ -}; - -/** - * Link state information - */ -struct bfa_pport_link_s { - u8 linkstate; /* Link state bfa_pport_linkstate */ - u8 linkstate_rsn; /* bfa_pport_linkstate_rsn_t */ - u8 topology; /* P2P/LOOP bfa_pport_topology */ - u8 speed; /* Link speed (1/2/4/8 G) */ - u32 linkstate_opt; /* Linkstate optional data (debug) */ - u8 trunked; /* Trunked or not (1 or 0) */ - u8 resvd[3]; - struct bfa_qos_attr_s qos_attr; /* QoS Attributes */ - union { - struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */ - struct bfa_fcport_fcf_s fcf; /* FCF information (for FCoE) */ - } vc_fcf; -}; - -#endif /* __BFA_DEFS_PPORT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_qos.h b/drivers/scsi/bfa/include/defs/bfa_defs_qos.h deleted file mode 100644 index aadbacd1d2d..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_qos.h +++ /dev/null @@ -1,99 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_QOS_H__ -#define __BFA_DEFS_QOS_H__ - -/** - * QoS states - */ -enum bfa_qos_state { - BFA_QOS_ONLINE = 1, /* QoS is online */ - BFA_QOS_OFFLINE = 2, /* QoS is offline */ -}; - - -/** - * QoS Priority levels. - */ -enum bfa_qos_priority { - BFA_QOS_UNKNOWN = 0, - BFA_QOS_HIGH = 1, /* QoS Priority Level High */ - BFA_QOS_MED = 2, /* QoS Priority Level Medium */ - BFA_QOS_LOW = 3, /* QoS Priority Level Low */ -}; - - -/** - * QoS bandwidth allocation for each priority level - */ -enum bfa_qos_bw_alloc { - BFA_QOS_BW_HIGH = 60, /* bandwidth allocation for High */ - BFA_QOS_BW_MED = 30, /* bandwidth allocation for Medium */ - BFA_QOS_BW_LOW = 10, /* bandwidth allocation for Low */ -}; - -/** - * QoS attribute returned in QoS Query - */ -struct bfa_qos_attr_s { - enum bfa_qos_state state; /* QoS current state */ - u32 total_bb_cr; /* Total BB Credits */ -}; - -/** - * These fields should be displayed only from the CLI. - * There will be a separate BFAL API (get_qos_vc_attr ?) - * to retrieve this. - * - */ -#define BFA_QOS_MAX_VC 16 - -struct bfa_qos_vc_info_s { - u8 vc_credit; - u8 borrow_credit; - u8 priority; - u8 resvd; -}; - -struct bfa_qos_vc_attr_s { - u16 total_vc_count; /* Total VC Count */ - u16 shared_credit; - u32 elp_opmode_flags; - struct bfa_qos_vc_info_s vc_info[BFA_QOS_MAX_VC]; /* as many as - * total_vc_count */ -}; - -/** - * QoS statistics - */ -struct bfa_qos_stats_s { - u32 flogi_sent; /* QoS Flogi sent */ - u32 flogi_acc_recvd; /* QoS Flogi Acc received */ - u32 flogi_rjt_recvd; /* QoS Flogi rejects received */ - u32 flogi_retries; /* QoS Flogi retries */ - - u32 elp_recvd; /* QoS ELP received */ - u32 elp_accepted; /* QoS ELP Accepted */ - u32 elp_rejected; /* QoS ELP rejected */ - u32 elp_dropped; /* QoS ELP dropped */ - - u32 qos_rscn_recvd; /* QoS RSCN received */ - u32 rsvd; /* padding for 64 bit alignment */ -}; - -#endif /* __BFA_DEFS_QOS_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_rport.h b/drivers/scsi/bfa/include/defs/bfa_defs_rport.h deleted file mode 100644 index e0af59d6d2f..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_rport.h +++ /dev/null @@ -1,199 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_RPORT_H__ -#define __BFA_DEFS_RPORT_H__ - -#include <bfa_os_inc.h> -#include <protocol/types.h> -#include <defs/bfa_defs_pport.h> -#include <defs/bfa_defs_port.h> -#include <defs/bfa_defs_qos.h> - -/** - * FCS remote port states - */ -enum bfa_rport_state { - BFA_RPORT_UNINIT = 0, /* PORT is not yet initialized */ - BFA_RPORT_OFFLINE = 1, /* rport is offline */ - BFA_RPORT_PLOGI = 2, /* PLOGI to rport is in progress */ - BFA_RPORT_ONLINE = 3, /* login to rport is complete */ - BFA_RPORT_PLOGI_RETRY = 4, /* retrying login to rport */ - BFA_RPORT_NSQUERY = 5, /* nameserver query */ - BFA_RPORT_ADISC = 6, /* ADISC authentication */ - BFA_RPORT_LOGO = 7, /* logging out with rport */ - BFA_RPORT_LOGORCV = 8, /* handling LOGO from rport */ - BFA_RPORT_NSDISC = 9, /* re-discover rport */ -}; - -/** - * Rport Scsi Function : Initiator/Target. - */ -enum bfa_rport_function { - BFA_RPORT_INITIATOR = 0x01, /* SCSI Initiator */ - BFA_RPORT_TARGET = 0x02, /* SCSI Target */ -}; - -/** - * port/node symbolic names for rport - */ -#define BFA_RPORT_SYMNAME_MAXLEN 255 -struct bfa_rport_symname_s { - char symname[BFA_RPORT_SYMNAME_MAXLEN]; -}; - -struct bfa_rport_hal_stats_s { - u32 sm_un_cr; /* uninit: create events */ - u32 sm_un_unexp; /* uninit: exception events */ - u32 sm_cr_on; /* created: online events */ - u32 sm_cr_del; /* created: delete events */ - u32 sm_cr_hwf; /* created: IOC down */ - u32 sm_cr_unexp; /* created: exception events */ - u32 sm_fwc_rsp; /* fw create: f/w responses */ - u32 sm_fwc_del; /* fw create: delete events */ - u32 sm_fwc_off; /* fw create: offline events */ - u32 sm_fwc_hwf; /* fw create: IOC down */ - u32 sm_fwc_unexp; /* fw create: exception events*/ - u32 sm_on_off; /* online: offline events */ - u32 sm_on_del; /* online: delete events */ - u32 sm_on_hwf; /* online: IOC down events */ - u32 sm_on_unexp; /* online: exception events */ - u32 sm_fwd_rsp; /* fw delete: fw responses */ - u32 sm_fwd_del; /* fw delete: delete events */ - u32 sm_fwd_hwf; /* fw delete: IOC down events */ - u32 sm_fwd_unexp; /* fw delete: exception events*/ - u32 sm_off_del; /* offline: delete events */ - u32 sm_off_on; /* offline: online events */ - u32 sm_off_hwf; /* offline: IOC down events */ - u32 sm_off_unexp; /* offline: exception events */ - u32 sm_del_fwrsp; /* delete: fw responses */ - u32 sm_del_hwf; /* delete: IOC down events */ - u32 sm_del_unexp; /* delete: exception events */ - u32 sm_delp_fwrsp; /* delete pend: fw responses */ - u32 sm_delp_hwf; /* delete pend: IOC downs */ - u32 sm_delp_unexp; /* delete pend: exceptions */ - u32 sm_offp_fwrsp; /* off-pending: fw responses */ - u32 sm_offp_del; /* off-pending: deletes */ - u32 sm_offp_hwf; /* off-pending: IOC downs */ - u32 sm_offp_unexp; /* off-pending: exceptions */ - u32 sm_iocd_off; /* IOC down: offline events */ - u32 sm_iocd_del; /* IOC down: delete events */ - u32 sm_iocd_on; /* IOC down: online events */ - u32 sm_iocd_unexp; /* IOC down: exceptions */ - u32 rsvd; -}; - -/** - * FCS remote port statistics - */ -struct bfa_rport_stats_s { - u32 offlines; /* remote port offline count */ - u32 onlines; /* remote port online count */ - u32 rscns; /* RSCN affecting rport */ - u32 plogis; /* plogis sent */ - u32 plogi_accs; /* plogi accepts */ - u32 plogi_timeouts; /* plogi timeouts */ - u32 plogi_rejects; /* rcvd plogi rejects */ - u32 plogi_failed; /* local failure */ - u32 plogi_rcvd; /* plogis rcvd */ - u32 prli_rcvd; /* inbound PRLIs */ - u32 adisc_rcvd; /* ADISCs received */ - u32 adisc_rejects; /* recvd ADISC rejects */ - u32 adisc_sent; /* ADISC requests sent */ - u32 adisc_accs; /* ADISC accepted by rport */ - u32 adisc_failed; /* ADISC failed (no response) */ - u32 adisc_rejected; /* ADISC rejected by us */ - u32 logos; /* logos sent */ - u32 logo_accs; /* LOGO accepts from rport */ - u32 logo_failed; /* LOGO failures */ - u32 logo_rejected; /* LOGO rejects from rport */ - u32 logo_rcvd; /* LOGO from remote port */ - - u32 rpsc_rcvd; /* RPSC received */ - u32 rpsc_rejects; /* recvd RPSC rejects */ - u32 rpsc_sent; /* RPSC requests sent */ - u32 rpsc_accs; /* RPSC accepted by rport */ - u32 rpsc_failed; /* RPSC failed (no response) */ - u32 rpsc_rejected; /* RPSC rejected by us */ - - u32 rsvd; - struct bfa_rport_hal_stats_s hal_stats; /* BFA rport stats */ -}; - -/** - * Rport's QoS attributes - */ -struct bfa_rport_qos_attr_s { - enum bfa_qos_priority qos_priority; /* rport's QoS priority */ - u32 qos_flow_id; /* QoS flow Id */ -}; - -/** - * FCS remote port attributes returned in queries - */ -struct bfa_rport_attr_s { - wwn_t nwwn; /* node wwn */ - wwn_t pwwn; /* port wwn */ - enum fc_cos cos_supported; /* supported class of services */ - u32 pid; /* port ID */ - u32 df_sz; /* Max payload size */ - enum bfa_rport_state state; /* Rport State machine state */ - enum fc_cos fc_cos; /* FC classes of services */ - bfa_boolean_t cisc; /* CISC capable device */ - struct bfa_rport_symname_s symname; /* Symbolic Name */ - enum bfa_rport_function scsi_function; /* Initiator/Target */ - struct bfa_rport_qos_attr_s qos_attr; /* qos attributes */ - enum bfa_pport_speed curr_speed; /* operating speed got from - * RPSC ELS. UNKNOWN, if RPSC - * is not supported */ - bfa_boolean_t trl_enforced; /* TRL enforced ? TRUE/FALSE */ - enum bfa_pport_speed assigned_speed; /* Speed assigned by the user. - * will be used if RPSC is not - * supported by the rport */ -}; - -#define bfa_rport_aen_qos_data_t struct bfa_rport_qos_attr_s - -/** - * BFA remote port events - * Arguments below are in BFAL context from Mgmt - * BFA_RPORT_AEN_ONLINE: [in]: lpwwn [out]: vf_id, lpwwn, rpwwn - * BFA_RPORT_AEN_OFFLINE: [in]: lpwwn [out]: vf_id, lpwwn, rpwwn - * BFA_RPORT_AEN_DISCONNECT:[in]: lpwwn [out]: vf_id, lpwwn, rpwwn - * BFA_RPORT_AEN_QOS_PRIO: [in]: lpwwn [out]: vf_id, lpwwn, rpwwn, prio - * BFA_RPORT_AEN_QOS_FLOWID:[in]: lpwwn [out]: vf_id, lpwwn, rpwwn, flow_id - */ -enum bfa_rport_aen_event { - BFA_RPORT_AEN_ONLINE = 1, /* RPort online event */ - BFA_RPORT_AEN_OFFLINE = 2, /* RPort offline event */ - BFA_RPORT_AEN_DISCONNECT = 3, /* RPort disconnect event */ - BFA_RPORT_AEN_QOS_PRIO = 4, /* QOS priority change event */ - BFA_RPORT_AEN_QOS_FLOWID = 5, /* QOS flow Id change event */ -}; - -struct bfa_rport_aen_data_s { - u16 vf_id; /* vf_id of this logical port */ - u16 rsvd[3]; - wwn_t ppwwn; /* WWN of its physical port */ - wwn_t lpwwn; /* WWN of this logical port */ - wwn_t rpwwn; /* WWN of this remote port */ - union { - bfa_rport_aen_qos_data_t qos; - } priv; -}; - -#endif /* __BFA_DEFS_RPORT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_status.h b/drivers/scsi/bfa/include/defs/bfa_defs_status.h deleted file mode 100644 index 6eb4e62096f..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_status.h +++ /dev/null @@ -1,282 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_STATUS_H__ -#define __BFA_DEFS_STATUS_H__ - -/** - * API status return values - * - * NOTE: The error msgs are auto generated from the comments. Only singe line - * comments are supported - */ -enum bfa_status { - BFA_STATUS_OK = 0, /* Success */ - BFA_STATUS_FAILED = 1, /* Operation failed */ - BFA_STATUS_EINVAL = 2, /* Invalid params Check input - * parameters */ - BFA_STATUS_ENOMEM = 3, /* Out of resources */ - BFA_STATUS_ENOSYS = 4, /* Function not implemented */ - BFA_STATUS_ETIMER = 5, /* Timer expired - Retry, if - * persists, contact support */ - BFA_STATUS_EPROTOCOL = 6, /* Protocol error */ - BFA_STATUS_ENOFCPORTS = 7, /* No FC ports resources */ - BFA_STATUS_NOFLASH = 8, /* Flash not present */ - BFA_STATUS_BADFLASH = 9, /* Flash is corrupted or bad */ - BFA_STATUS_SFP_UNSUPP = 10, /* Unsupported SFP - Replace SFP */ - BFA_STATUS_UNKNOWN_VFID = 11, /* VF_ID not found */ - BFA_STATUS_DATACORRUPTED = 12, /* Diag returned data corrupted - * contact support */ - BFA_STATUS_DEVBUSY = 13, /* Device busy - Retry operation */ - BFA_STATUS_ABORTED = 14, /* Operation aborted */ - BFA_STATUS_NODEV = 15, /* Dev is not present */ - BFA_STATUS_HDMA_FAILED = 16, /* Host dma failed contact support */ - BFA_STATUS_FLASH_BAD_LEN = 17, /* Flash bad length */ - BFA_STATUS_UNKNOWN_LWWN = 18, /* LPORT PWWN not found */ - BFA_STATUS_UNKNOWN_RWWN = 19, /* RPORT PWWN not found */ - BFA_STATUS_FCPT_LS_RJT = 20, /* Got LS_RJT for FC Pass - * through Req */ - BFA_STATUS_VPORT_EXISTS = 21, /* VPORT already exists */ - BFA_STATUS_VPORT_MAX = 22, /* Reached max VPORT supported - * limit */ - BFA_STATUS_UNSUPP_SPEED = 23, /* Invalid Speed Check speed - * setting */ - BFA_STATUS_INVLD_DFSZ = 24, /* Invalid Max data field size */ - BFA_STATUS_CNFG_FAILED = 25, /* Setting can not be persisted */ - BFA_STATUS_CMD_NOTSUPP = 26, /* Command/API not supported */ - BFA_STATUS_NO_ADAPTER = 27, /* No Brocade Adapter Found */ - BFA_STATUS_LINKDOWN = 28, /* Link is down - Check or replace - * SFP/cable */ - BFA_STATUS_FABRIC_RJT = 29, /* Reject from attached fabric */ - BFA_STATUS_UNKNOWN_VWWN = 30, /* VPORT PWWN not found */ - BFA_STATUS_NSLOGIN_FAILED = 31, /* Nameserver login failed */ - BFA_STATUS_NO_RPORTS = 32, /* No remote ports found */ - BFA_STATUS_NSQUERY_FAILED = 33, /* Nameserver query failed */ - BFA_STATUS_PORT_OFFLINE = 34, /* Port is not online */ - BFA_STATUS_RPORT_OFFLINE = 35, /* RPORT is not online */ - BFA_STATUS_TGTOPEN_FAILED = 36, /* Remote SCSI target open failed */ - BFA_STATUS_BAD_LUNS = 37, /* No valid LUNs found */ - BFA_STATUS_IO_FAILURE = 38, /* SCSI target IO failure */ - BFA_STATUS_NO_FABRIC = 39, /* No switched fabric present */ - BFA_STATUS_EBADF = 40, /* Bad file descriptor */ - BFA_STATUS_EINTR = 41, /* A signal was caught during ioctl */ - BFA_STATUS_EIO = 42, /* I/O error */ - BFA_STATUS_ENOTTY = 43, /* Inappropriate I/O control - * operation */ - BFA_STATUS_ENXIO = 44, /* No such device or address */ - BFA_STATUS_EFOPEN = 45, /* Failed to open file */ - BFA_STATUS_VPORT_WWN_BP = 46, /* WWN is same as base port's WWN */ - BFA_STATUS_PORT_NOT_DISABLED = 47, /* Port not disabled disable port - * first */ - BFA_STATUS_BADFRMHDR = 48, /* Bad frame header */ - BFA_STATUS_BADFRMSZ = 49, /* Bad frame size check and replace - * SFP/cable */ - BFA_STATUS_MISSINGFRM = 50, /* Missing frame check and replace - * SFP/cable or for Mezz card check and - * replace pass through module */ - BFA_STATUS_LINKTIMEOUT = 51, /* Link timeout check and replace - * SFP/cable */ - BFA_STATUS_NO_FCPIM_NEXUS = 52, /* No FCP Nexus exists with the - * rport */ - BFA_STATUS_CHECKSUM_FAIL = 53, /* checksum failure */ - BFA_STATUS_GZME_FAILED = 54, /* Get zone member query failed */ - BFA_STATUS_SCSISTART_REQD = 55, /* SCSI disk require START command */ - BFA_STATUS_IOC_FAILURE = 56, /* IOC failure - Retry, if persists - * contact support */ - BFA_STATUS_INVALID_WWN = 57, /* Invalid WWN */ - BFA_STATUS_MISMATCH = 58, /* Version mismatch */ - BFA_STATUS_IOC_ENABLED = 59, /* IOC is already enabled */ - BFA_STATUS_ADAPTER_ENABLED = 60, /* Adapter is not disabled disable - * adapter first */ - BFA_STATUS_IOC_NON_OP = 61, /* IOC is not operational. Enable IOC - * and if it still fails, - * contact support */ - BFA_STATUS_ADDR_MAP_FAILURE = 62, /* PCI base address not mapped - * in OS */ - BFA_STATUS_SAME_NAME = 63, /* Name exists! use a different - * name */ - BFA_STATUS_PENDING = 64, /* API completes asynchronously */ - BFA_STATUS_8G_SPD = 65, /* Speed setting not valid for - * 8G HBA */ - BFA_STATUS_4G_SPD = 66, /* Speed setting not valid for - * 4G HBA */ - BFA_STATUS_AD_IS_ENABLE = 67, /* Adapter is already enabled */ - BFA_STATUS_EINVAL_TOV = 68, /* Invalid path failover TOV */ - BFA_STATUS_EINVAL_QDEPTH = 69, /* Invalid queue depth value */ - BFA_STATUS_VERSION_FAIL = 70, /* Application/Driver version - * mismatch */ - BFA_STATUS_DIAG_BUSY = 71, /* diag busy */ - BFA_STATUS_BEACON_ON = 72, /* Port Beacon already on */ - BFA_STATUS_BEACON_OFF = 73, /* Port Beacon already off */ - BFA_STATUS_LBEACON_ON = 74, /* Link End-to-End Beacon already - * on */ - BFA_STATUS_LBEACON_OFF = 75, /* Link End-to-End Beacon already - * off */ - BFA_STATUS_PORT_NOT_INITED = 76, /* Port not initialized */ - BFA_STATUS_RPSC_ENABLED = 77, /* Target has a valid speed */ - BFA_STATUS_ENOFSAVE = 78, /* No saved firmware trace */ - BFA_STATUS_BAD_FILE = 79, /* Not a valid Brocade Boot Code - * file */ - BFA_STATUS_RLIM_EN = 80, /* Target rate limiting is already - * enabled */ - BFA_STATUS_RLIM_DIS = 81, /* Target rate limiting is already - * disabled */ - BFA_STATUS_IOC_DISABLED = 82, /* IOC is already disabled */ - BFA_STATUS_ADAPTER_DISABLED = 83, /* Adapter is already disabled */ - BFA_STATUS_BIOS_DISABLED = 84, /* Bios is already disabled */ - BFA_STATUS_AUTH_ENABLED = 85, /* Authentication is already - * enabled */ - BFA_STATUS_AUTH_DISABLED = 86, /* Authentication is already - * disabled */ - BFA_STATUS_ERROR_TRL_ENABLED = 87, /* Target rate limiting is - * enabled */ - BFA_STATUS_ERROR_QOS_ENABLED = 88, /* QoS is enabled */ - BFA_STATUS_NO_SFP_DEV = 89, /* No SFP device check or replace SFP */ - BFA_STATUS_MEMTEST_FAILED = 90, /* Memory test failed contact - * support */ - BFA_STATUS_INVALID_DEVID = 91, /* Invalid device id provided */ - BFA_STATUS_QOS_ENABLED = 92, /* QOS is already enabled */ - BFA_STATUS_QOS_DISABLED = 93, /* QOS is already disabled */ - BFA_STATUS_INCORRECT_DRV_CONFIG = 94, /* Check configuration - * key/value pair */ - BFA_STATUS_REG_FAIL = 95, /* Can't read windows registry */ - BFA_STATUS_IM_INV_CODE = 96, /* Invalid IOCTL code */ - BFA_STATUS_IM_INV_VLAN = 97, /* Invalid VLAN ID */ - BFA_STATUS_IM_INV_ADAPT_NAME = 98, /* Invalid adapter name */ - BFA_STATUS_IM_LOW_RESOURCES = 99, /* Memory allocation failure in - * driver */ - BFA_STATUS_IM_VLANID_IS_PVID = 100, /* Given VLAN id same as PVID */ - BFA_STATUS_IM_VLANID_EXISTS = 101, /* Given VLAN id already exists */ - BFA_STATUS_IM_FW_UPDATE_FAIL = 102, /* Updating firmware with new - * VLAN ID failed */ - BFA_STATUS_PORTLOG_ENABLED = 103, /* Port Log is already enabled */ - BFA_STATUS_PORTLOG_DISABLED = 104, /* Port Log is already disabled */ - BFA_STATUS_FILE_NOT_FOUND = 105, /* Specified file could not be - * found */ - BFA_STATUS_QOS_FC_ONLY = 106, /* QOS can be enabled for FC mode - * only */ - BFA_STATUS_RLIM_FC_ONLY = 107, /* RATELIM can be enabled for FC mode - * only */ - BFA_STATUS_CT_SPD = 108, /* Invalid speed selection for Catapult. */ - BFA_STATUS_LEDTEST_OP = 109, /* LED test is operating */ - BFA_STATUS_CEE_NOT_DN = 110, /* eth port is not at down state, please - * bring down first */ - BFA_STATUS_10G_SPD = 111, /* Speed setting not valid for 10G CNA */ - BFA_STATUS_IM_INV_TEAM_NAME = 112, /* Invalid team name */ - BFA_STATUS_IM_DUP_TEAM_NAME = 113, /* Given team name already - * exists */ - BFA_STATUS_IM_ADAPT_ALREADY_IN_TEAM = 114, /* Given adapter is part - * of another team */ - BFA_STATUS_IM_ADAPT_HAS_VLANS = 115, /* Adapter has VLANs configured. - * Delete all VLANs to become - * part of the team */ - BFA_STATUS_IM_PVID_MISMATCH = 116, /* Mismatching PVIDs configured - * for adapters */ - BFA_STATUS_IM_LINK_SPEED_MISMATCH = 117, /* Mismatching link speeds - * configured for adapters */ - BFA_STATUS_IM_MTU_MISMATCH = 118, /* Mismatching MTUs configured for - * adapters */ - BFA_STATUS_IM_RSS_MISMATCH = 119, /* Mismatching RSS parameters - * configured for adapters */ - BFA_STATUS_IM_HDS_MISMATCH = 120, /* Mismatching HDS parameters - * configured for adapters */ - BFA_STATUS_IM_OFFLOAD_MISMATCH = 121, /* Mismatching offload - * parameters configured for - * adapters */ - BFA_STATUS_IM_PORT_PARAMS = 122, /* Error setting port parameters */ - BFA_STATUS_IM_PORT_NOT_IN_TEAM = 123, /* Port is not part of team */ - BFA_STATUS_IM_CANNOT_REM_PRI = 124, /* Primary adapter cannot be - * removed. Change primary before - * removing */ - BFA_STATUS_IM_MAX_PORTS_REACHED = 125, /* Exceeding maximum ports - * per team */ - BFA_STATUS_IM_LAST_PORT_DELETE = 126, /* Last port in team being - * deleted */ - BFA_STATUS_IM_NO_DRIVER = 127, /* IM driver is not installed */ - BFA_STATUS_IM_MAX_VLANS_REACHED = 128, /* Exceeding maximum VLANs - * per port */ - BFA_STATUS_TOMCAT_SPD_NOT_ALLOWED = 129, /* Bios speed config not - * allowed for CNA */ - BFA_STATUS_NO_MINPORT_DRIVER = 130, /* Miniport driver is not - * loaded */ - BFA_STATUS_CARD_TYPE_MISMATCH = 131, /* Card type mismatch */ - BFA_STATUS_BAD_ASICBLK = 132, /* Bad ASIC block */ - BFA_STATUS_NO_DRIVER = 133, /* Brocade adapter/driver not installed - * or loaded */ - BFA_STATUS_INVALID_MAC = 134, /* Invalid MAC address */ - BFA_STATUS_IM_NO_VLAN = 135, /* No VLANs configured on the adapter */ - BFA_STATUS_IM_ETH_LB_FAILED = 136, /* Ethernet loopback test failed */ - BFA_STATUS_IM_PVID_REMOVE = 137, /* Cannot remove port VLAN (PVID) */ - BFA_STATUS_IM_PVID_EDIT = 138, /* Cannot edit port VLAN (PVID) */ - BFA_STATUS_CNA_NO_BOOT = 139, /* Boot upload not allowed for CNA */ - BFA_STATUS_IM_PVID_NON_ZERO = 140, /* Port VLAN ID (PVID) is Set to - * Non-Zero Value */ - BFA_STATUS_IM_INETCFG_LOCK_FAILED = 141, /* Acquiring Network - * Subsystem Lock Failed.Please - * try after some time */ - BFA_STATUS_IM_GET_INETCFG_FAILED = 142, /* Acquiring Network Subsystem - * handle Failed. Please try - * after some time */ - BFA_STATUS_IM_NOT_BOUND = 143, /* IM driver is not active */ - BFA_STATUS_INSUFFICIENT_PERMS = 144, /* User doesn't have sufficient - * permissions to execute the BCU - * application */ - BFA_STATUS_IM_INV_VLAN_NAME = 145, /* Invalid/Reserved VLAN name - * string. The name is not allowed - * for the normal VLAN */ - BFA_STATUS_CMD_NOTSUPP_CNA = 146, /* Command not supported for CNA */ - BFA_STATUS_IM_PASSTHRU_EDIT = 147, /* Can not edit passthrough VLAN - * id */ - BFA_STATUS_IM_BIND_FAILED = 148, /* IM Driver bind operation - * failed */ - BFA_STATUS_IM_UNBIND_FAILED = 149, /* IM Driver unbind operation - * failed */ - BFA_STATUS_IM_PORT_IN_TEAM = 150, /* Port is already part of the - * team */ - BFA_STATUS_IM_VLAN_NOT_FOUND = 151, /* VLAN ID doesn't exists */ - BFA_STATUS_IM_TEAM_NOT_FOUND = 152, /* Teaming configuration doesn't - * exists */ - BFA_STATUS_IM_TEAM_CFG_NOT_ALLOWED = 153, /* Given settings are not - * allowed for the current - * Teaming mode */ - BFA_STATUS_PBC = 154, /* Operation not allowed for pre-boot - * configuration */ - BFA_STATUS_DEVID_MISSING = 155, /* Boot image is not for the adapter(s) - * installed */ - BFA_STATUS_BAD_FWCFG = 156, /* Bad firmware configuration */ - BFA_STATUS_CREATE_FILE = 157, /* Failed to create temporary file */ - BFA_STATUS_INVALID_VENDOR = 158, /* Invalid switch vendor */ - BFA_STATUS_SFP_NOT_READY = 159, /* SFP info is not ready. Retry */ - BFA_STATUS_NO_TOPOLOGY_FOR_CNA = 160, /* Topology command not - * applicable to CNA */ - BFA_STATUS_BOOT_CODE_UPDATED = 161, /* reboot -- -r is needed after - * boot code updated */ - BFA_STATUS_BOOT_VERSION = 162, /* Boot code version not compatible with - * the driver installed */ - BFA_STATUS_CARDTYPE_MISSING = 163, /* Boot image is not for the - * adapter(s) installed */ - BFA_STATUS_INVALID_CARDTYPE = 164, /* Invalid card type provided */ - BFA_STATUS_MAX_VAL /* Unknown error code */ -}; -#define bfa_status_t enum bfa_status - -enum bfa_eproto_status { - BFA_EPROTO_BAD_ACCEPT = 0, - BFA_EPROTO_UNKNOWN_RSP = 1 -}; -#define bfa_eproto_status_t enum bfa_eproto_status - -#endif /* __BFA_DEFS_STATUS_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_tin.h b/drivers/scsi/bfa/include/defs/bfa_defs_tin.h deleted file mode 100644 index e05a2db7abe..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_tin.h +++ /dev/null @@ -1,118 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_TIN_H__ -#define __BFA_DEFS_TIN_H__ - -#include <protocol/types.h> -#include <protocol/fc.h> - -/** - * FCS tin states - */ -enum bfa_tin_state_e { - BFA_TIN_SM_OFFLINE = 0, /* tin is offline */ - BFA_TIN_SM_WOS_LOGIN = 1, /* Waiting PRLI ACC/RJT from ULP */ - BFA_TIN_SM_WFW_ONLINE = 2, /* Waiting ACK to PRLI ACC from FW */ - BFA_TIN_SM_ONLINE = 3, /* tin login is complete */ - BFA_TIN_SM_WIO_RELOGIN = 4, /* tin relogin is in progress */ - BFA_TIN_SM_WIO_LOGOUT = 5, /* Processing of PRLO req from - * Initiator is in progress - */ - BFA_TIN_SM_WOS_LOGOUT = 6, /* Processing of PRLO req from - * Initiator is in progress - */ - BFA_TIN_SM_WIO_CLEAN = 7, /* Waiting for IO cleanup before tin - * is offline. This can be triggered - * by RPORT LOGO (rcvd/sent) or by - * PRLO (rcvd/sent) - */ -}; - -struct bfa_prli_req_s { - struct fchs_s fchs; - struct fc_prli_s prli_payload; -}; - -struct bfa_prlo_req_s { - struct fchs_s fchs; - struct fc_prlo_s prlo_payload; -}; - -void bfa_tin_send_login_rsp(void *bfa_tin, u32 login_rsp, - struct fc_ls_rjt_s rjt_payload); -void bfa_tin_send_logout_rsp(void *bfa_tin, u32 logout_rsp, - struct fc_ls_rjt_s rjt_payload); -/** - * FCS target port statistics - */ -struct bfa_tin_stats_s { - u32 onlines; /* ITN nexus onlines (PRLI done) */ - u32 offlines; /* ITN Nexus offlines */ - u32 prli_req_parse_err; /* prli req parsing errors */ - u32 prli_rsp_rjt; /* num prli rsp rejects sent */ - u32 prli_rsp_acc; /* num prli rsp accepts sent */ - u32 cleanup_comps; /* ITN cleanup completions */ -}; - -/** - * FCS tin attributes returned in queries - */ -struct bfa_tin_attr_s { - enum bfa_tin_state_e state; - u8 seq_retry; /* Sequence retry supported */ - u8 rsvd[3]; -}; - -/** - * BFA TIN async event data structure for BFAL - */ -enum bfa_tin_aen_event { - BFA_TIN_AEN_ONLINE = 1, /* Target online */ - BFA_TIN_AEN_OFFLINE = 2, /* Target offline */ - BFA_TIN_AEN_DISCONNECT = 3, /* Target disconnected */ -}; - -/** - * BFA TIN event data structure. - */ -struct bfa_tin_aen_data_s { - u16 vf_id; /* vf_id of the IT nexus */ - u16 rsvd[3]; - wwn_t lpwwn; /* WWN of logical port */ - wwn_t rpwwn; /* WWN of remote(target) port */ -}; - -/** - * Below APIs are needed from BFA driver - * Move these to BFA driver public header file? - */ -/* TIN rcvd new PRLI & gets bfad_tin_t ptr from driver this callback */ -void *bfad_tin_rcvd_login_req(void *bfad_tm_port, void *bfa_tin, - wwn_t rp_wwn, u32 rp_fcid, - struct bfa_prli_req_s prli_req); -/* TIN rcvd new PRLO */ -void bfad_tin_rcvd_logout_req(void *bfad_tin, wwn_t rp_wwn, u32 rp_fcid, - struct bfa_prlo_req_s prlo_req); -/* TIN is online and ready for IO */ -void bfad_tin_online(void *bfad_tin); -/* TIN is offline and BFA driver can shutdown its upper stack */ -void bfad_tin_offline(void *bfad_tin); -/* TIN does not need this BFA driver tin tag anymore, so can be freed */ -void bfad_tin_res_free(void *bfad_tin); - -#endif /* __BFA_DEFS_TIN_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_tsensor.h b/drivers/scsi/bfa/include/defs/bfa_defs_tsensor.h deleted file mode 100644 index ade763dbc8c..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_tsensor.h +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_TSENSOR_H__ -#define __BFA_DEFS_TSENSOR_H__ - -#include <bfa_os_inc.h> -#include <defs/bfa_defs_types.h> - -/** - * Temperature sensor status values - */ -enum bfa_tsensor_status { - BFA_TSENSOR_STATUS_UNKNOWN = 1, /* unknown status */ - BFA_TSENSOR_STATUS_FAULTY = 2, /* sensor is faulty */ - BFA_TSENSOR_STATUS_BELOW_MIN = 3, /* temperature below mininum */ - BFA_TSENSOR_STATUS_NOMINAL = 4, /* normal temperature */ - BFA_TSENSOR_STATUS_ABOVE_MAX = 5, /* temperature above maximum */ -}; - -/** - * Temperature sensor attribute - */ -struct bfa_tsensor_attr_s { - enum bfa_tsensor_status status; /* temperature sensor status */ - u32 value; /* current temperature in celsius */ -}; - -#endif /* __BFA_DEFS_TSENSOR_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_types.h b/drivers/scsi/bfa/include/defs/bfa_defs_types.h deleted file mode 100644 index 4348332b107..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_types.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_TYPES_H__ -#define __BFA_DEFS_TYPES_H__ - -#include <bfa_os_inc.h> - -enum bfa_boolean { - BFA_FALSE = 0, - BFA_TRUE = 1 -}; -#define bfa_boolean_t enum bfa_boolean - -#define BFA_STRING_32 32 - -#endif /* __BFA_DEFS_TYPES_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_version.h b/drivers/scsi/bfa/include/defs/bfa_defs_version.h deleted file mode 100644 index f8902a2c9aa..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_version.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#ifndef __BFA_DEFS_VERSION_H__ -#define __BFA_DEFS_VERSION_H__ - -#define BFA_VERSION_LEN 64 - -#endif diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_vf.h b/drivers/scsi/bfa/include/defs/bfa_defs_vf.h deleted file mode 100644 index 3235be5e942..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_vf.h +++ /dev/null @@ -1,74 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_VF_H__ -#define __BFA_DEFS_VF_H__ - -#include <bfa_os_inc.h> -#include <defs/bfa_defs_port.h> -#include <protocol/types.h> - -/** - * VF states - */ -enum bfa_vf_state { - BFA_VF_UNINIT = 0, /* fabric is not yet initialized */ - BFA_VF_LINK_DOWN = 1, /* link is down */ - BFA_VF_FLOGI = 2, /* flogi is in progress */ - BFA_VF_AUTH = 3, /* authentication in progress */ - BFA_VF_NOFABRIC = 4, /* fabric is not present */ - BFA_VF_ONLINE = 5, /* login to fabric is complete */ - BFA_VF_EVFP = 6, /* EVFP is in progress */ - BFA_VF_ISOLATED = 7, /* port isolated due to vf_id mismatch */ -}; - -/** - * VF statistics - */ -struct bfa_vf_stats_s { - u32 flogi_sent; /* Num FLOGIs sent */ - u32 flogi_rsp_err; /* FLOGI response errors */ - u32 flogi_acc_err; /* FLOGI accept errors */ - u32 flogi_accepts; /* FLOGI accepts received */ - u32 flogi_rejects; /* FLOGI rejects received */ - u32 flogi_unknown_rsp; /* Unknown responses for FLOGI */ - u32 flogi_alloc_wait; /* Allocation waits prior to - * sending FLOGI - */ - u32 flogi_rcvd; /* FLOGIs received */ - u32 flogi_rejected; /* Incoming FLOGIs rejected */ - u32 fabric_onlines; /* Internal fabric online - * notification sent to other - * modules - */ - u32 fabric_offlines; /* Internal fabric offline - * notification sent to other - * modules - */ - u32 resvd; -}; - -/** - * VF attributes returned in queries - */ -struct bfa_vf_attr_s { - enum bfa_vf_state state; /* VF state */ - u32 rsvd; - wwn_t fabric_name; /* fabric name */ -}; - -#endif /* __BFA_DEFS_VF_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_vport.h b/drivers/scsi/bfa/include/defs/bfa_defs_vport.h deleted file mode 100644 index 9f021f43b3b..00000000000 --- a/drivers/scsi/bfa/include/defs/bfa_defs_vport.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_DEFS_VPORT_H__ -#define __BFA_DEFS_VPORT_H__ - -#include <bfa_os_inc.h> -#include <defs/bfa_defs_port.h> -#include <protocol/types.h> - -/** - * VPORT states - */ -enum bfa_vport_state { - BFA_FCS_VPORT_UNINIT = 0, - BFA_FCS_VPORT_CREATED = 1, - BFA_FCS_VPORT_OFFLINE = 1, - BFA_FCS_VPORT_FDISC_SEND = 2, - BFA_FCS_VPORT_FDISC = 3, - BFA_FCS_VPORT_FDISC_RETRY = 4, - BFA_FCS_VPORT_ONLINE = 5, - BFA_FCS_VPORT_DELETING = 6, - BFA_FCS_VPORT_CLEANUP = 6, - BFA_FCS_VPORT_LOGO_SEND = 7, - BFA_FCS_VPORT_LOGO = 8, - BFA_FCS_VPORT_ERROR = 9, - BFA_FCS_VPORT_MAX_STATE, -}; - -/** - * vport statistics - */ -struct bfa_vport_stats_s { - struct bfa_port_stats_s port_stats; /* base class (port) stats */ - /* - * TODO - remove - */ - - u32 fdisc_sent; /* num fdisc sent */ - u32 fdisc_accepts; /* fdisc accepts */ - u32 fdisc_retries; /* fdisc retries */ - u32 fdisc_timeouts; /* fdisc timeouts */ - u32 fdisc_rsp_err; /* fdisc response error */ - u32 fdisc_acc_bad; /* bad fdisc accepts */ - u32 fdisc_rejects; /* fdisc rejects */ - u32 fdisc_unknown_rsp; - /* - *!< fdisc rsp unknown error - */ - u32 fdisc_alloc_wait;/* fdisc req (fcxp)alloc wait */ - - u32 logo_alloc_wait;/* logo req (fcxp) alloc wait */ - u32 logo_sent; /* logo sent */ - u32 logo_accepts; /* logo accepts */ - u32 logo_rejects; /* logo rejects */ - u32 logo_rsp_err; /* logo rsp errors */ - u32 logo_unknown_rsp; - /* logo rsp unknown errors */ - - u32 fab_no_npiv; /* fabric does not support npiv */ - - u32 fab_offline; /* offline events from fab SM */ - u32 fab_online; /* online events from fab SM */ - u32 fab_cleanup; /* cleanup request from fab SM */ - u32 rsvd; -}; - -/** - * BFA vport attribute returned in queries - */ -struct bfa_vport_attr_s { - struct bfa_port_attr_s port_attr; /* base class (port) attributes */ - enum bfa_vport_state vport_state; /* vport state */ - u32 rsvd; -}; - -#endif /* __BFA_DEFS_VPORT_H__ */ diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb.h b/drivers/scsi/bfa/include/fcb/bfa_fcb.h deleted file mode 100644 index 2963b0bc30e..00000000000 --- a/drivers/scsi/bfa/include/fcb/bfa_fcb.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcb.h BFA FCS callback interfaces - */ - -#ifndef __BFA_FCB_H__ -#define __BFA_FCB_H__ - -/** - * fcb Main fcs callbacks - */ - -void bfa_fcb_exit(struct bfad_s *bfad); - - - -#endif /* __BFA_FCB_H__ */ diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_fcpim.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_fcpim.h deleted file mode 100644 index 52585d3dd89..00000000000 --- a/drivers/scsi/bfa/include/fcb/bfa_fcb_fcpim.h +++ /dev/null @@ -1,75 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** -* : bfad_fcpim.h - BFA FCS initiator mode remote port callbacks - */ - -#ifndef __BFAD_FCB_FCPIM_H__ -#define __BFAD_FCB_FCPIM_H__ - -struct bfad_itnim_s; - -/* - * RPIM callbacks - */ - -/** - * Memory allocation for remote port instance. Called before PRLI is - * initiated to the remote target port. - * - * @param[in] bfad - driver instance - * @param[out] itnim - FCS remote port (IM) instance - * @param[out] itnim_drv - driver remote port (IM) instance - * - * @return None - */ -void bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim, - struct bfad_itnim_s **itnim_drv); - -/** - * Free remote port (IM) instance. - * - * @param[in] bfad - driver instance - * @param[in] itnim_drv - driver remote port instance - * - * @return None - */ -void bfa_fcb_itnim_free(struct bfad_s *bfad, - struct bfad_itnim_s *itnim_drv); - -/** - * Notification of when login with a remote target device is complete. - * - * @param[in] itnim_drv - driver remote port instance - * - * @return None - */ -void bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv); - -/** - * Notification when login with the remote device is severed. - * - * @param[in] itnim_drv - driver remote port instance - * - * @return None - */ -void bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv); - -void bfa_fcb_itnim_tov(struct bfad_itnim_s *itnim_drv); - -#endif /* __BFAD_FCB_FCPIM_H__ */ diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_port.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_port.h deleted file mode 100644 index 5fd7f986fa3..00000000000 --- a/drivers/scsi/bfa/include/fcb/bfa_fcb_port.h +++ /dev/null @@ -1,113 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcb_port.h BFA FCS virtual port driver interfaces - */ - -#ifndef __BFA_FCB_PORT_H__ -#define __BFA_FCB_PORT_H__ - -#include <fcb/bfa_fcb_vport.h> -/** - * fcs_port_fcb FCS port driver interfaces - */ - -/* - * Forward declarations - */ -struct bfad_port_s; - -/* - * Callback functions from BFA FCS to driver - */ - -/** - * Call from FCS to driver module when a port is instantiated. The port - * can be a base port or a virtual port with in the base fabric or - * a virtual fabric. - * - * On this callback, driver is supposed to create scsi_host, scsi_tgt or - * network interfaces bases on ports personality/roles. - * - * base port of base fabric: vf_drv == NULL && vp_drv == NULL - * vport of base fabric: vf_drv == NULL && vp_drv != NULL - * base port of VF: vf_drv != NULL && vp_drv == NULL - * vport of VF: vf_drv != NULL && vp_drv != NULL - * - * @param[in] bfad - driver instance - * @param[in] port - FCS port instance - * @param[in] roles - port roles: IM, TM, IP - * @param[in] vf_drv - VF driver instance, NULL if base fabric (no VF) - * @param[in] vp_drv - vport driver instance, NULL if base port - * - * @return None - */ -struct bfad_port_s *bfa_fcb_port_new(struct bfad_s *bfad, - struct bfa_fcs_port_s *port, - enum bfa_port_role roles, struct bfad_vf_s *vf_drv, - struct bfad_vport_s *vp_drv); - -/** - * Call from FCS to driver module when a port is deleted. The port - * can be a base port or a virtual port with in the base fabric or - * a virtual fabric. - * - * @param[in] bfad - driver instance - * @param[in] roles - port roles: IM, TM, IP - * @param[in] vf_drv - VF driver instance, NULL if base fabric (no VF) - * @param[in] vp_drv - vport driver instance, NULL if base port - * - * @return None - */ -void bfa_fcb_port_delete(struct bfad_s *bfad, enum bfa_port_role roles, - struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv); - -/** - * Notification when port transitions to ONLINE state. - * - * Online notification is a logical link up for the local port. This - * notification is sent after a successfull FLOGI, or a successful - * link initialization in proviate-loop or N2N topologies. - * - * @param[in] bfad - driver instance - * @param[in] roles - port roles: IM, TM, IP - * @param[in] vf_drv - VF driver instance, NULL if base fabric (no VF) - * @param[in] vp_drv - vport driver instance, NULL if base port - * - * @return None - */ -void bfa_fcb_port_online(struct bfad_s *bfad, enum bfa_port_role roles, - struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv); - -/** - * Notification when port transitions to OFFLINE state. - * - * Offline notification is a logical link down for the local port. - * - * @param[in] bfad - driver instance - * @param[in] roles - port roles: IM, TM, IP - * @param[in] vf_drv - VF driver instance, NULL if base fabric (no VF) - * @param[in] vp_drv - vport driver instance, NULL if base port - * - * @return None - */ -void bfa_fcb_port_offline(struct bfad_s *bfad, enum bfa_port_role roles, - struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv); - - -#endif /* __BFA_FCB_PORT_H__ */ diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_rport.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_rport.h deleted file mode 100644 index e0261bb6d1c..00000000000 --- a/drivers/scsi/bfa/include/fcb/bfa_fcb_rport.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcb_rport.h BFA FCS rport driver interfaces - */ - -#ifndef __BFA_FCB_RPORT_H__ -#define __BFA_FCB_RPORT_H__ - -/** - * fcs_rport_fcb Remote port driver interfaces - */ - - -struct bfad_rport_s; - -/* - * Callback functions from BFA FCS to driver - */ - -/** - * Completion callback for bfa_fcs_rport_add(). - * - * @param[in] rport_drv - driver instance of rport - * - * @return None - */ -void bfa_fcb_rport_add(struct bfad_rport_s *rport_drv); - -/** - * Completion callback for bfa_fcs_rport_remove(). - * - * @param[in] rport_drv - driver instance of rport - * - * @return None - */ -void bfa_fcb_rport_remove(struct bfad_rport_s *rport_drv); - -/** - * Call to allocate a rport instance. - * - * @param[in] bfad - driver instance - * @param[out] rport - BFA FCS instance of rport - * @param[out] rport_drv - driver instance of rport - * - * @retval BFA_STATUS_OK - successfully allocated - * @retval BFA_STATUS_ENOMEM - cannot allocate - */ -bfa_status_t bfa_fcb_rport_alloc(struct bfad_s *bfad, - struct bfa_fcs_rport_s **rport, - struct bfad_rport_s **rport_drv); - -/** - * Call to free rport memory resources. - * - * @param[in] bfad - driver instance - * @param[in] rport_drv - driver instance of rport - * - * @return None - */ -void bfa_fcb_rport_free(struct bfad_s *bfad, struct bfad_rport_s **rport_drv); - - - -#endif /* __BFA_FCB_RPORT_H__ */ diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_vf.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_vf.h deleted file mode 100644 index cfd3fac0a4e..00000000000 --- a/drivers/scsi/bfa/include/fcb/bfa_fcb_vf.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcb_vf.h BFA FCS virtual fabric driver interfaces - */ - -#ifndef __BFA_FCB_VF_H__ -#define __BFA_FCB_VF_H__ - -/** - * fcs_vf_fcb Virtual fabric driver intrefaces - */ - - -struct bfad_vf_s; - -/* - * Callback functions from BFA FCS to driver - */ - -/** - * Completion callback for bfa_fcs_vf_stop(). - * - * @param[in] vf_drv - driver instance of vf - * - * @return None - */ -void bfa_fcb_vf_stop(struct bfad_vf_s *vf_drv); - - - -#endif /* __BFA_FCB_VF_H__ */ diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h deleted file mode 100644 index cfd6ba7c47e..00000000000 --- a/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcb_vport.h BFA FCS virtual port driver interfaces - */ - -#ifndef __BFA_FCB_VPORT_H__ -#define __BFA_FCB_VPORT_H__ - -/** - * fcs_vport_fcb Virtual port driver interfaces - */ - - -struct bfad_vport_s; - -/* - * Callback functions from BFA FCS to driver - */ - -/** - * Completion callback for bfa_fcs_vport_delete(). - * - * @param[in] vport_drv - driver instance of vport - * - * @return None - */ -void bfa_fcb_vport_delete(struct bfad_vport_s *vport_drv); -void bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s); - - - -#endif /* __BFA_FCB_VPORT_H__ */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs.h b/drivers/scsi/bfa/include/fcs/bfa_fcs.h deleted file mode 100644 index 54e5b81ab2a..00000000000 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs.h +++ /dev/null @@ -1,76 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_FCS_H__ -#define __BFA_FCS_H__ - -#include <cs/bfa_debug.h> -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_version.h> -#include <bfa.h> -#include <fcs/bfa_fcs_fabric.h> - -#define BFA_FCS_OS_STR_LEN 64 - -struct bfa_fcs_stats_s { - struct { - u32 untagged; /* untagged receive frames */ - u32 tagged; /* tagged receive frames */ - u32 vfid_unknown; /* VF id is unknown */ - } uf; -}; - -struct bfa_fcs_driver_info_s { - u8 version[BFA_VERSION_LEN]; /* Driver Version */ - u8 host_machine_name[BFA_FCS_OS_STR_LEN]; - u8 host_os_name[BFA_FCS_OS_STR_LEN]; /* OS name and version */ - u8 host_os_patch[BFA_FCS_OS_STR_LEN];/* patch or service pack */ - u8 os_device_name[BFA_FCS_OS_STR_LEN]; /* Driver Device Name */ -}; - -struct bfa_fcs_s { - struct bfa_s *bfa; /* corresponding BFA bfa instance */ - struct bfad_s *bfad; /* corresponding BDA driver instance */ - struct bfa_log_mod_s *logm; /* driver logging module instance */ - struct bfa_trc_mod_s *trcmod; /* tracing module */ - struct bfa_aen_s *aen; /* aen component */ - bfa_boolean_t vf_enabled; /* VF mode is enabled */ - bfa_boolean_t fdmi_enabled; /*!< FDMI is enabled */ - bfa_boolean_t min_cfg; /* min cfg enabled/disabled */ - u16 port_vfid; /* port default VF ID */ - struct bfa_fcs_driver_info_s driver_info; - struct bfa_fcs_fabric_s fabric; /* base fabric state machine */ - struct bfa_fcs_stats_s stats; /* FCS statistics */ - struct bfa_wc_s wc; /* waiting counter */ -}; - -/* - * bfa fcs API functions - */ -void bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, - struct bfad_s *bfad, bfa_boolean_t min_cfg); -void bfa_fcs_init(struct bfa_fcs_s *fcs); -void bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, - struct bfa_fcs_driver_info_s *driver_info); -void bfa_fcs_set_fdmi_param(struct bfa_fcs_s *fcs, bfa_boolean_t fdmi_enable); -void bfa_fcs_exit(struct bfa_fcs_s *fcs); -void bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod); -void bfa_fcs_log_init(struct bfa_fcs_s *fcs, struct bfa_log_mod_s *logmod); -void bfa_fcs_aen_init(struct bfa_fcs_s *fcs, struct bfa_aen_s *aen); -void bfa_fcs_start(struct bfa_fcs_s *fcs); - -#endif /* __BFA_FCS_H__ */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_auth.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_auth.h deleted file mode 100644 index 28c4c9ff08b..00000000000 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_auth.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_FCS_AUTH_H__ -#define __BFA_FCS_AUTH_H__ - -struct bfa_fcs_s; - -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_auth.h> -#include <defs/bfa_defs_vf.h> -#include <cs/bfa_q.h> -#include <cs/bfa_sm.h> -#include <defs/bfa_defs_pport.h> -#include <fcs/bfa_fcs_lport.h> -#include <protocol/fc_sp.h> - -struct bfa_fcs_fabric_s; - - - -struct bfa_fcs_auth_s { - bfa_sm_t sm; /* state machine */ - bfa_boolean_t policy; /* authentication enabled/disabled */ - enum bfa_auth_status status; /* authentication status */ - enum auth_rjt_codes rjt_code; /* auth reject status */ - enum auth_rjt_code_exps rjt_code_exp; /* auth reject reason */ - enum bfa_auth_algo algo; /* Authentication algorithm */ - struct bfa_auth_stats_s stats; /* Statistics */ - enum auth_dh_gid group; /* DH(diffie-hellman) Group */ - enum bfa_auth_secretsource source; /* Secret source */ - char secret[BFA_AUTH_SECRET_STRING_LEN]; - /* secret string */ - u8 secret_len; - /* secret string length */ - u8 nretries; - /* number of retries */ - struct bfa_fcs_fabric_s *fabric;/* pointer to fabric */ - u8 sentcode; /* pointer to response data */ - u8 *response; /* pointer to response data */ - struct bfa_timer_s delay_timer; /* delay timer */ - struct bfa_fcxp_s *fcxp; /* pointer to fcxp */ - struct bfa_fcxp_wqe_s fcxp_wqe; -}; - -/** - * bfa fcs authentication public functions - */ -bfa_status_t bfa_fcs_auth_get_attr(struct bfa_fcs_s *port, - struct bfa_auth_attr_s *attr); -bfa_status_t bfa_fcs_auth_set_policy(struct bfa_fcs_s *port, - bfa_boolean_t policy); -enum bfa_auth_status bfa_fcs_auth_get_status(struct bfa_fcs_s *port); -bfa_status_t bfa_fcs_auth_set_algo(struct bfa_fcs_s *port, - enum bfa_auth_algo algo); -bfa_status_t bfa_fcs_auth_get_stats(struct bfa_fcs_s *port, - struct bfa_auth_stats_s *stats); -bfa_status_t bfa_fcs_auth_set_dh_group(struct bfa_fcs_s *port, int group); -bfa_status_t bfa_fcs_auth_set_secretstring(struct bfa_fcs_s *port, - char *secret); -bfa_status_t bfa_fcs_auth_set_secretstring_encrypt(struct bfa_fcs_s *port, - u32 secret[], u32 len); -bfa_status_t bfa_fcs_auth_set_secretsource(struct bfa_fcs_s *port, - enum bfa_auth_secretsource src); -bfa_status_t bfa_fcs_auth_reset_stats(struct bfa_fcs_s *port); -bfa_status_t bfa_fcs_auth_reinit(struct bfa_fcs_s *port); - -#endif /* __BFA_FCS_AUTH_H__ */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_fabric.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_fabric.h deleted file mode 100644 index 08b79d5e46f..00000000000 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_fabric.h +++ /dev/null @@ -1,112 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_FCS_FABRIC_H__ -#define __BFA_FCS_FABRIC_H__ - -struct bfa_fcs_s; - -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_vf.h> -#include <cs/bfa_q.h> -#include <cs/bfa_sm.h> -#include <defs/bfa_defs_pport.h> -#include <fcs/bfa_fcs_lport.h> -#include <protocol/fc_sp.h> -#include <fcs/bfa_fcs_auth.h> - -/* - * forward declaration - */ -struct bfad_vf_s; - -enum bfa_fcs_fabric_type { - BFA_FCS_FABRIC_UNKNOWN = 0, - BFA_FCS_FABRIC_SWITCHED = 1, - BFA_FCS_FABRIC_PLOOP = 2, - BFA_FCS_FABRIC_N2N = 3, -}; - - -struct bfa_fcs_fabric_s { - struct list_head qe; /* queue element */ - bfa_sm_t sm; /* state machine */ - struct bfa_fcs_s *fcs; /* FCS instance */ - struct bfa_fcs_port_s bport; /* base logical port */ - enum bfa_fcs_fabric_type fab_type; /* fabric type */ - enum bfa_pport_type oper_type; /* current link topology */ - u8 is_vf; /* is virtual fabric? */ - u8 is_npiv; /* is NPIV supported ? */ - u8 is_auth; /* is Security/Auth supported ? */ - u16 bb_credit; /* BB credit from fabric */ - u16 vf_id; /* virtual fabric ID */ - u16 num_vports; /* num vports */ - u16 rsvd; - struct list_head vport_q; /* queue of virtual ports */ - struct list_head vf_q; /* queue of virtual fabrics */ - struct bfad_vf_s *vf_drv; /* driver vf structure */ - struct bfa_timer_s link_timer; /* Link Failure timer. Vport */ - wwn_t fabric_name; /* attached fabric name */ - bfa_boolean_t auth_reqd; /* authentication required */ - struct bfa_timer_s delay_timer; /* delay timer */ - union { - u16 swp_vfid;/* switch port VF id */ - } event_arg; - struct bfa_fcs_auth_s auth; /* authentication config */ - struct bfa_wc_s wc; /* wait counter for delete */ - struct bfa_vf_stats_s stats; /* fabric/vf stats */ - struct bfa_lps_s *lps; /* lport login services */ - u8 fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; /* attached - * fabric's ip addr - */ -}; - -#define bfa_fcs_fabric_npiv_capable(__f) ((__f)->is_npiv) -#define bfa_fcs_fabric_is_switched(__f) \ - ((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED) - -/** - * The design calls for a single implementation of base fabric and vf. - */ -#define bfa_fcs_vf_t struct bfa_fcs_fabric_s - -struct bfa_vf_event_s { - u32 undefined; -}; - -/** - * bfa fcs vf public functions - */ -bfa_status_t bfa_fcs_vf_mode_enable(struct bfa_fcs_s *fcs, u16 vf_id); -bfa_status_t bfa_fcs_vf_mode_disable(struct bfa_fcs_s *fcs); -bfa_status_t bfa_fcs_vf_create(bfa_fcs_vf_t *vf, struct bfa_fcs_s *fcs, - u16 vf_id, struct bfa_port_cfg_s *port_cfg, - struct bfad_vf_s *vf_drv); -bfa_status_t bfa_fcs_vf_delete(bfa_fcs_vf_t *vf); -void bfa_fcs_vf_start(bfa_fcs_vf_t *vf); -bfa_status_t bfa_fcs_vf_stop(bfa_fcs_vf_t *vf); -void bfa_fcs_vf_list(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs); -void bfa_fcs_vf_list_all(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs); -void bfa_fcs_vf_get_attr(bfa_fcs_vf_t *vf, struct bfa_vf_attr_s *vf_attr); -void bfa_fcs_vf_get_stats(bfa_fcs_vf_t *vf, - struct bfa_vf_stats_s *vf_stats); -void bfa_fcs_vf_clear_stats(bfa_fcs_vf_t *vf); -void bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t vpwwn[], int *nports); -bfa_fcs_vf_t *bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id); -struct bfad_vf_s *bfa_fcs_vf_get_drv_vf(bfa_fcs_vf_t *vf); - -#endif /* __BFA_FCS_FABRIC_H__ */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h deleted file mode 100644 index 9a35ecf5cdf..00000000000 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h +++ /dev/null @@ -1,132 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcs_fcpim.h BFA FCS FCP Initiator Mode interfaces/defines. - */ - -#ifndef __BFA_FCS_FCPIM_H__ -#define __BFA_FCS_FCPIM_H__ - -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_itnim.h> -#include <fcs/bfa_fcs.h> -#include <fcs/bfa_fcs_rport.h> -#include <fcs/bfa_fcs_lport.h> -#include <bfa_fcpim.h> - -/* - * forward declarations - */ -struct bfad_itnim_s; - -struct bfa_fcs_itnim_s { - bfa_sm_t sm; /* state machine */ - struct bfa_fcs_rport_s *rport; /* parent remote rport */ - struct bfad_itnim_s *itnim_drv; /* driver peer instance */ - struct bfa_fcs_s *fcs; /* fcs instance */ - struct bfa_timer_s timer; /* timer functions */ - struct bfa_itnim_s *bfa_itnim; /* BFA itnim struct */ - u32 prli_retries; /* max prli retry attempts */ - bfa_boolean_t seq_rec; /* seq recovery support */ - bfa_boolean_t rec_support; /* REC supported */ - bfa_boolean_t conf_comp; /* FCP_CONF support */ - bfa_boolean_t task_retry_id; /* task retry id supp */ - struct bfa_fcxp_wqe_s fcxp_wqe; /* wait qelem for fcxp */ - struct bfa_fcxp_s *fcxp; /* FCXP in use */ - struct bfa_itnim_stats_s stats; /* itn statistics */ -}; - - -static inline struct bfad_port_s * -bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s *itnim) -{ - return itnim->rport->port->bfad_port; -} - - -static inline struct bfa_fcs_port_s * -bfa_fcs_itnim_get_port(struct bfa_fcs_itnim_s *itnim) -{ - return itnim->rport->port; -} - - -static inline wwn_t -bfa_fcs_itnim_get_nwwn(struct bfa_fcs_itnim_s *itnim) -{ - return itnim->rport->nwwn; -} - - -static inline wwn_t -bfa_fcs_itnim_get_pwwn(struct bfa_fcs_itnim_s *itnim) -{ - return itnim->rport->pwwn; -} - - -static inline u32 -bfa_fcs_itnim_get_fcid(struct bfa_fcs_itnim_s *itnim) -{ - return itnim->rport->pid; -} - - -static inline u32 -bfa_fcs_itnim_get_maxfrsize(struct bfa_fcs_itnim_s *itnim) -{ - return itnim->rport->maxfrsize; -} - - -static inline enum fc_cos -bfa_fcs_itnim_get_cos(struct bfa_fcs_itnim_s *itnim) -{ - return itnim->rport->fc_cos; -} - - -static inline struct bfad_itnim_s * -bfa_fcs_itnim_get_drvitn(struct bfa_fcs_itnim_s *itnim) -{ - return itnim->itnim_drv; -} - - -static inline struct bfa_itnim_s * -bfa_fcs_itnim_get_halitn(struct bfa_fcs_itnim_s *itnim) -{ - return itnim->bfa_itnim; -} - -/** - * bfa fcs FCP Initiator mode API functions - */ -void bfa_fcs_itnim_get_attr(struct bfa_fcs_itnim_s *itnim, - struct bfa_itnim_attr_s *attr); -void bfa_fcs_itnim_get_stats(struct bfa_fcs_itnim_s *itnim, - struct bfa_itnim_stats_s *stats); -struct bfa_fcs_itnim_s *bfa_fcs_itnim_lookup(struct bfa_fcs_port_s *port, - wwn_t rpwwn); -bfa_status_t bfa_fcs_itnim_attr_get(struct bfa_fcs_port_s *port, wwn_t rpwwn, - struct bfa_itnim_attr_s *attr); -bfa_status_t bfa_fcs_itnim_stats_get(struct bfa_fcs_port_s *port, wwn_t rpwwn, - struct bfa_itnim_stats_s *stats); -bfa_status_t bfa_fcs_itnim_stats_clear(struct bfa_fcs_port_s *port, - wwn_t rpwwn); -#endif /* __BFA_FCS_FCPIM_H__ */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_fdmi.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_fdmi.h deleted file mode 100644 index 4441fffc9c8..00000000000 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_fdmi.h +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcs_fdmi.h BFA fcs fdmi module public interface - */ - -#ifndef __BFA_FCS_FDMI_H__ -#define __BFA_FCS_FDMI_H__ -#include <bfa_os_inc.h> -#include <protocol/fdmi.h> - -#define BFA_FCS_FDMI_SUPORTED_SPEEDS (FDMI_TRANS_SPEED_1G | \ - FDMI_TRANS_SPEED_2G | \ - FDMI_TRANS_SPEED_4G | \ - FDMI_TRANS_SPEED_8G) - -/* -* HBA Attribute Block : BFA internal representation. Note : Some variable -* sizes have been trimmed to suit BFA For Ex : Model will be "Brocade". Based - * on this the size has been reduced to 16 bytes from the standard's 64 bytes. - */ -struct bfa_fcs_fdmi_hba_attr_s { - wwn_t node_name; - u8 manufacturer[64]; - u8 serial_num[64]; - u8 model[16]; - u8 model_desc[256]; - u8 hw_version[8]; - u8 driver_version[8]; - u8 option_rom_ver[BFA_VERSION_LEN]; - u8 fw_version[8]; - u8 os_name[256]; - u32 max_ct_pyld; -}; - -/* - * Port Attribute Block - */ -struct bfa_fcs_fdmi_port_attr_s { - u8 supp_fc4_types[32]; /* supported FC4 types */ - u32 supp_speed; /* supported speed */ - u32 curr_speed; /* current Speed */ - u32 max_frm_size; /* max frame size */ - u8 os_device_name[256]; /* OS device Name */ - u8 host_name[256]; /* host name */ -}; - -#endif /* __BFA_FCS_FDMI_H__ */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h deleted file mode 100644 index ceaefd3060f..00000000000 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h +++ /dev/null @@ -1,219 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcs_port.h BFA fcs port module public interface - */ - -#ifndef __BFA_FCS_PORT_H__ -#define __BFA_FCS_PORT_H__ - -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_port.h> -#include <defs/bfa_defs_pport.h> -#include <defs/bfa_defs_rport.h> -#include <cs/bfa_q.h> -#include <bfa_svc.h> -#include <cs/bfa_wc.h> - -struct bfa_fcs_s; -struct bfa_fcs_fabric_s; - -/* - * Maximum Rports supported per port (physical/logical). - */ -#define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */ - - -struct bfa_fcs_port_ns_s { - bfa_sm_t sm; /* state machine */ - struct bfa_timer_s timer; - struct bfa_fcs_port_s *port; /* parent port */ - struct bfa_fcxp_s *fcxp; - struct bfa_fcxp_wqe_s fcxp_wqe; -}; - - -struct bfa_fcs_port_scn_s { - bfa_sm_t sm; /* state machine */ - struct bfa_timer_s timer; - struct bfa_fcs_port_s *port; /* parent port */ - struct bfa_fcxp_s *fcxp; - struct bfa_fcxp_wqe_s fcxp_wqe; -}; - - -struct bfa_fcs_port_fdmi_s { - bfa_sm_t sm; /* state machine */ - struct bfa_timer_s timer; - struct bfa_fcs_port_ms_s *ms; /* parent ms */ - struct bfa_fcxp_s *fcxp; - struct bfa_fcxp_wqe_s fcxp_wqe; - u8 retry_cnt; /* retry count */ - u8 rsvd[3]; -}; - - -struct bfa_fcs_port_ms_s { - bfa_sm_t sm; /* state machine */ - struct bfa_timer_s timer; - struct bfa_fcs_port_s *port; /* parent port */ - struct bfa_fcxp_s *fcxp; - struct bfa_fcxp_wqe_s fcxp_wqe; - struct bfa_fcs_port_fdmi_s fdmi; /* FDMI component of MS */ - u8 retry_cnt; /* retry count */ - u8 rsvd[3]; -}; - - -struct bfa_fcs_port_fab_s { - struct bfa_fcs_port_ns_s ns; /* NS component of port */ - struct bfa_fcs_port_scn_s scn; /* scn component of port */ - struct bfa_fcs_port_ms_s ms; /* MS component of port */ -}; - - - -#define MAX_ALPA_COUNT 127 - -struct bfa_fcs_port_loop_s { - u8 num_alpa; /* Num of ALPA entries in the map */ - u8 alpa_pos_map[MAX_ALPA_COUNT]; /* ALPA Positional - *Map */ - struct bfa_fcs_port_s *port; /* parent port */ -}; - - - -struct bfa_fcs_port_n2n_s { - u32 rsvd; - u16 reply_oxid; /* ox_id from the req flogi to be - *used in flogi acc */ - wwn_t rem_port_wwn; /* Attached port's wwn */ -}; - - -union bfa_fcs_port_topo_u { - struct bfa_fcs_port_fab_s pfab; - struct bfa_fcs_port_loop_s ploop; - struct bfa_fcs_port_n2n_s pn2n; -}; - - -struct bfa_fcs_port_s { - struct list_head qe; /* used by port/vport */ - bfa_sm_t sm; /* state machine */ - struct bfa_fcs_fabric_s *fabric;/* parent fabric */ - struct bfa_port_cfg_s port_cfg;/* port configuration */ - struct bfa_timer_s link_timer; /* timer for link offline */ - u32 pid:24; /* FC address */ - u8 lp_tag; /* lport tag */ - u16 num_rports; /* Num of r-ports */ - struct list_head rport_q; /* queue of discovered r-ports */ - struct bfa_fcs_s *fcs; /* FCS instance */ - union bfa_fcs_port_topo_u port_topo; /* fabric/loop/n2n details */ - struct bfad_port_s *bfad_port; /* driver peer instance */ - struct bfa_fcs_vport_s *vport; /* NULL for base ports */ - struct bfa_fcxp_s *fcxp; - struct bfa_fcxp_wqe_s fcxp_wqe; - struct bfa_port_stats_s stats; - struct bfa_wc_s wc; /* waiting counter for events */ -}; - -#define bfa_fcs_lport_t struct bfa_fcs_port_s - -/** - * Symbolic Name related defines - * Total bytes 255. - * Physical Port's symbolic name 128 bytes. - * For Vports, Vport's symbolic name is appended to the Physical port's - * Symbolic Name. - * - * Physical Port's symbolic name Format : (Total 128 bytes) - * Adapter Model number/name : 12 bytes - * Driver Version : 10 bytes - * Host Machine Name : 30 bytes - * Host OS Info : 48 bytes - * Host OS PATCH Info : 16 bytes - * ( remaining 12 bytes reserved to be used for separator) - */ -#define BFA_FCS_PORT_SYMBNAME_SEPARATOR " | " - -#define BFA_FCS_PORT_SYMBNAME_MODEL_SZ 12 -#define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10 -#define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30 -#define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 48 -#define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16 - -/** - * Get FC port ID for a logical port. - */ -#define bfa_fcs_port_get_fcid(_lport) ((_lport)->pid) -#define bfa_fcs_port_get_pwwn(_lport) ((_lport)->port_cfg.pwwn) -#define bfa_fcs_port_get_nwwn(_lport) ((_lport)->port_cfg.nwwn) -#define bfa_fcs_port_get_psym_name(_lport) ((_lport)->port_cfg.sym_name) -#define bfa_fcs_port_is_initiator(_lport) \ - ((_lport)->port_cfg.roles & BFA_PORT_ROLE_FCP_IM) -#define bfa_fcs_port_is_target(_lport) \ - ((_lport)->port_cfg.roles & BFA_PORT_ROLE_FCP_TM) -#define bfa_fcs_port_get_nrports(_lport) \ - ((_lport) ? (_lport)->num_rports : 0) - -static inline struct bfad_port_s * -bfa_fcs_port_get_drvport(struct bfa_fcs_port_s *port) -{ - return port->bfad_port; -} - - -#define bfa_fcs_port_get_opertype(_lport) ((_lport)->fabric->oper_type) - - -#define bfa_fcs_port_get_fabric_name(_lport) ((_lport)->fabric->fabric_name) - - -#define bfa_fcs_port_get_fabric_ipaddr(_lport) \ - ((_lport)->fabric->fabric_ip_addr) - -/** - * bfa fcs port public functions - */ -void bfa_fcs_cfg_base_port(struct bfa_fcs_s *fcs, - struct bfa_port_cfg_s *port_cfg); -struct bfa_fcs_port_s *bfa_fcs_get_base_port(struct bfa_fcs_s *fcs); -void bfa_fcs_port_get_rports(struct bfa_fcs_port_s *port, - wwn_t rport_wwns[], int *nrports); - -wwn_t bfa_fcs_port_get_rport(struct bfa_fcs_port_s *port, wwn_t wwn, - int index, int nrports, bfa_boolean_t bwwn); - -struct bfa_fcs_port_s *bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, - u16 vf_id, wwn_t lpwwn); - -void bfa_fcs_port_get_info(struct bfa_fcs_port_s *port, - struct bfa_port_info_s *port_info); -void bfa_fcs_port_get_attr(struct bfa_fcs_port_s *port, - struct bfa_port_attr_s *port_attr); -void bfa_fcs_port_get_stats(struct bfa_fcs_port_s *fcs_port, - struct bfa_port_stats_s *port_stats); -void bfa_fcs_port_clear_stats(struct bfa_fcs_port_s *fcs_port); -enum bfa_pport_speed bfa_fcs_port_get_rport_max_speed( - struct bfa_fcs_port_s *port); -void bfa_fcs_port_enable_ipfc_roles(struct bfa_fcs_port_s *fcs_port); -void bfa_fcs_port_disable_ipfc_roles(struct bfa_fcs_port_s *fcs_port); - -#endif /* __BFA_FCS_PORT_H__ */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h deleted file mode 100644 index 3027fc6c772..00000000000 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h +++ /dev/null @@ -1,105 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_FCS_RPORT_H__ -#define __BFA_FCS_RPORT_H__ - -#include <defs/bfa_defs_status.h> -#include <cs/bfa_q.h> -#include <fcs/bfa_fcs.h> -#include <defs/bfa_defs_rport.h> - -#define BFA_FCS_RPORT_DEF_DEL_TIMEOUT 90 /* in secs */ -/* - * forward declarations - */ -struct bfad_rport_s; - -struct bfa_fcs_itnim_s; -struct bfa_fcs_tin_s; -struct bfa_fcs_iprp_s; - -/* Rport Features (RPF) */ -struct bfa_fcs_rpf_s { - bfa_sm_t sm; /* state machine */ - struct bfa_fcs_rport_s *rport; /* parent rport */ - struct bfa_timer_s timer; /* general purpose timer */ - struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */ - struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */ - int rpsc_retries; /* max RPSC retry attempts */ - enum bfa_pport_speed rpsc_speed; /* Current Speed from RPSC. - * O if RPSC fails */ - enum bfa_pport_speed assigned_speed; /* Speed assigned by the user. - * will be used if RPSC is not - * supported by the rport */ -}; - -struct bfa_fcs_rport_s { - struct list_head qe; /* used by port/vport */ - struct bfa_fcs_port_s *port; /* parent FCS port */ - struct bfa_fcs_s *fcs; /* fcs instance */ - struct bfad_rport_s *rp_drv; /* driver peer instance */ - u32 pid; /* port ID of rport */ - u16 maxfrsize; /* maximum frame size */ - u16 reply_oxid; /* OX_ID of inbound requests */ - enum fc_cos fc_cos; /* FC classes of service supp */ - bfa_boolean_t cisc; /* CISC capable device */ - bfa_boolean_t prlo; /* processing prlo or LOGO */ - wwn_t pwwn; /* port wwn of rport */ - wwn_t nwwn; /* node wwn of rport */ - struct bfa_rport_symname_s psym_name; /* port symbolic name */ - bfa_sm_t sm; /* state machine */ - struct bfa_timer_s timer; /* general purpose timer */ - struct bfa_fcs_itnim_s *itnim; /* ITN initiator mode role */ - struct bfa_fcs_tin_s *tin; /* ITN initiator mode role */ - struct bfa_fcs_iprp_s *iprp; /* IP/FC role */ - struct bfa_rport_s *bfa_rport; /* BFA Rport */ - struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */ - int plogi_retries; /* max plogi retry attempts */ - int ns_retries; /* max NS query retry attempts */ - struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */ - struct bfa_rport_stats_s stats; /* rport stats */ - enum bfa_rport_function scsi_function; /* Initiator/Target */ - struct bfa_fcs_rpf_s rpf; /* Rport features module */ -}; - -static inline struct bfa_rport_s * -bfa_fcs_rport_get_halrport(struct bfa_fcs_rport_s *rport) -{ - return rport->bfa_rport; -} - -/** - * bfa fcs rport API functions - */ -bfa_status_t bfa_fcs_rport_add(struct bfa_fcs_port_s *port, wwn_t *pwwn, - struct bfa_fcs_rport_s *rport, - struct bfad_rport_s *rport_drv); -bfa_status_t bfa_fcs_rport_remove(struct bfa_fcs_rport_s *rport); -void bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport, - struct bfa_rport_attr_s *attr); -void bfa_fcs_rport_get_stats(struct bfa_fcs_rport_s *rport, - struct bfa_rport_stats_s *stats); -void bfa_fcs_rport_clear_stats(struct bfa_fcs_rport_s *rport); -struct bfa_fcs_rport_s *bfa_fcs_rport_lookup(struct bfa_fcs_port_s *port, - wwn_t rpwwn); -struct bfa_fcs_rport_s *bfa_fcs_rport_lookup_by_nwwn( - struct bfa_fcs_port_s *port, wwn_t rnwwn); -void bfa_fcs_rport_set_del_timeout(u8 rport_tmo); -void bfa_fcs_rport_set_speed(struct bfa_fcs_rport_s *rport, - enum bfa_pport_speed speed); -#endif /* __BFA_FCS_RPORT_H__ */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h deleted file mode 100644 index 0af26243086..00000000000 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h +++ /dev/null @@ -1,67 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcs_vport.h BFA fcs vport module public interface - */ - -#ifndef __BFA_FCS_VPORT_H__ -#define __BFA_FCS_VPORT_H__ - -#include <defs/bfa_defs_status.h> -#include <defs/bfa_defs_port.h> -#include <defs/bfa_defs_vport.h> -#include <fcs/bfa_fcs.h> -#include <fcb/bfa_fcb_vport.h> - -struct bfa_fcs_vport_s { - struct list_head qe; /* queue elem */ - bfa_sm_t sm; /* state machine */ - bfa_fcs_lport_t lport; /* logical port */ - struct bfa_timer_s timer; /* general purpose timer */ - struct bfad_vport_s *vport_drv; /* Driver private */ - struct bfa_vport_stats_s vport_stats; /* vport statistics */ - struct bfa_lps_s *lps; /* Lport login service */ - int fdisc_retries; -}; - -#define bfa_fcs_vport_get_port(vport) \ - ((struct bfa_fcs_port_s *)(&vport->port)) - -/** - * bfa fcs vport public functions - */ -bfa_status_t bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, - struct bfa_fcs_s *fcs, u16 vf_id, - struct bfa_port_cfg_s *port_cfg, - struct bfad_vport_s *vport_drv); -bfa_status_t bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, - struct bfa_fcs_s *fcs, uint16_t vf_id, - struct bfa_port_cfg_s *port_cfg, - struct bfad_vport_s *vport_drv); -bfa_status_t bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport); -bfa_status_t bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport); -bfa_status_t bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport); -void bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport, - struct bfa_vport_attr_s *vport_attr); -void bfa_fcs_vport_get_stats(struct bfa_fcs_vport_s *vport, - struct bfa_vport_stats_s *vport_stats); -void bfa_fcs_vport_clr_stats(struct bfa_fcs_vport_s *vport); -struct bfa_fcs_vport_s *bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, - u16 vf_id, wwn_t vpwwn); - -#endif /* __BFA_FCS_VPORT_H__ */ diff --git a/drivers/scsi/bfa/include/log/bfa_log_fcs.h b/drivers/scsi/bfa/include/log/bfa_log_fcs.h deleted file mode 100644 index b6f5df8827f..00000000000 --- a/drivers/scsi/bfa/include/log/bfa_log_fcs.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* - * messages define for FCS Module - */ -#ifndef __BFA_LOG_FCS_H__ -#define __BFA_LOG_FCS_H__ -#include <cs/bfa_log.h> -#define BFA_LOG_FCS_FABRIC_NOSWITCH \ - (((u32) BFA_LOG_FCS_ID << BFA_LOG_MODID_OFFSET) | 1) -#define BFA_LOG_FCS_FABRIC_ISOLATED \ - (((u32) BFA_LOG_FCS_ID << BFA_LOG_MODID_OFFSET) | 2) -#endif diff --git a/drivers/scsi/bfa/include/log/bfa_log_hal.h b/drivers/scsi/bfa/include/log/bfa_log_hal.h deleted file mode 100644 index 5f8f5e30b9e..00000000000 --- a/drivers/scsi/bfa/include/log/bfa_log_hal.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for HAL Module */ -#ifndef __BFA_LOG_HAL_H__ -#define __BFA_LOG_HAL_H__ -#include <cs/bfa_log.h> -#define BFA_LOG_HAL_ASSERT \ - (((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 1) -#define BFA_LOG_HAL_HEARTBEAT_FAILURE \ - (((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 2) -#define BFA_LOG_HAL_FCPIM_PARM_INVALID \ - (((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 3) -#define BFA_LOG_HAL_SM_ASSERT \ - (((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 4) -#define BFA_LOG_HAL_DRIVER_ERROR \ - (((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 5) -#define BFA_LOG_HAL_DRIVER_CONFIG_ERROR \ - (((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 6) -#define BFA_LOG_HAL_MBOX_ERROR \ - (((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 7) -#endif diff --git a/drivers/scsi/bfa/include/log/bfa_log_linux.h b/drivers/scsi/bfa/include/log/bfa_log_linux.h deleted file mode 100644 index 44bc89768bd..00000000000 --- a/drivers/scsi/bfa/include/log/bfa_log_linux.h +++ /dev/null @@ -1,62 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* messages define for LINUX Module */ -#ifndef __BFA_LOG_LINUX_H__ -#define __BFA_LOG_LINUX_H__ -#include <cs/bfa_log.h> -#define BFA_LOG_LINUX_DEVICE_CLAIMED \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 1) -#define BFA_LOG_LINUX_HASH_INIT_FAILED \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 2) -#define BFA_LOG_LINUX_SYSFS_FAILED \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 3) -#define BFA_LOG_LINUX_MEM_ALLOC_FAILED \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 4) -#define BFA_LOG_LINUX_DRIVER_REGISTRATION_FAILED \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 5) -#define BFA_LOG_LINUX_ITNIM_FREE \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 6) -#define BFA_LOG_LINUX_ITNIM_ONLINE \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 7) -#define BFA_LOG_LINUX_ITNIM_OFFLINE \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 8) -#define BFA_LOG_LINUX_SCSI_HOST_FREE \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 9) -#define BFA_LOG_LINUX_SCSI_ABORT \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 10) -#define BFA_LOG_LINUX_SCSI_ABORT_COMP \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 11) -#define BFA_LOG_LINUX_DRIVER_CONFIG_ERROR \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 12) -#define BFA_LOG_LINUX_BNA_STATE_MACHINE \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 13) -#define BFA_LOG_LINUX_IOC_ERROR \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 14) -#define BFA_LOG_LINUX_RESOURCE_ALLOC_ERROR \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 15) -#define BFA_LOG_LINUX_RING_BUFFER_ERROR \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 16) -#define BFA_LOG_LINUX_DRIVER_ERROR \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 17) -#define BFA_LOG_LINUX_DRIVER_INFO \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 18) -#define BFA_LOG_LINUX_DRIVER_DIAG \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 19) -#define BFA_LOG_LINUX_DRIVER_AEN \ - (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 20) -#endif diff --git a/drivers/scsi/bfa/include/log/bfa_log_wdrv.h b/drivers/scsi/bfa/include/log/bfa_log_wdrv.h deleted file mode 100644 index 809a95f7afe..00000000000 --- a/drivers/scsi/bfa/include/log/bfa_log_wdrv.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/* - * messages define for WDRV Module - */ -#ifndef __BFA_LOG_WDRV_H__ -#define __BFA_LOG_WDRV_H__ -#include <cs/bfa_log.h> -#define BFA_LOG_WDRV_IOC_INIT_ERROR \ - (((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 1) -#define BFA_LOG_WDRV_IOC_INTERNAL_ERROR \ - (((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 2) -#define BFA_LOG_WDRV_IOC_START_ERROR \ - (((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 3) -#define BFA_LOG_WDRV_IOC_STOP_ERROR \ - (((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 4) -#define BFA_LOG_WDRV_INSUFFICIENT_RESOURCES \ - (((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 5) -#define BFA_LOG_WDRV_BASE_ADDRESS_MAP_ERROR \ - (((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 6) -#endif diff --git a/drivers/scsi/bfa/include/protocol/ct.h b/drivers/scsi/bfa/include/protocol/ct.h deleted file mode 100644 index b82540a230c..00000000000 --- a/drivers/scsi/bfa/include/protocol/ct.h +++ /dev/null @@ -1,492 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __CT_H__ -#define __CT_H__ - -#include <protocol/types.h> - -#pragma pack(1) - -struct ct_hdr_s{ - u32 rev_id:8; /* Revision of the CT */ - u32 in_id:24; /* Initiator Id */ - u32 gs_type:8; /* Generic service Type */ - u32 gs_sub_type:8; /* Generic service sub type */ - u32 options:8; /* options */ - u32 rsvrd:8; /* reserved */ - u32 cmd_rsp_code:16;/* ct command/response code */ - u32 max_res_size:16;/* maximum/residual size */ - u32 frag_id:8; /* fragment ID */ - u32 reason_code:8; /* reason code */ - u32 exp_code:8; /* explanation code */ - u32 vendor_unq:8; /* vendor unique */ -}; - -/* - * defines for the Revision - */ -enum { - CT_GS3_REVISION = 0x01, -}; - -/* - * defines for gs_type - */ -enum { - CT_GSTYPE_KEYSERVICE = 0xF7, - CT_GSTYPE_ALIASSERVICE = 0xF8, - CT_GSTYPE_MGMTSERVICE = 0xFA, - CT_GSTYPE_TIMESERVICE = 0xFB, - CT_GSTYPE_DIRSERVICE = 0xFC, -}; - -/* - * defines for gs_sub_type for gs type directory service - */ -enum { - CT_GSSUBTYPE_NAMESERVER = 0x02, -}; - -/* - * defines for gs_sub_type for gs type management service - */ -enum { - CT_GSSUBTYPE_CFGSERVER = 0x01, - CT_GSSUBTYPE_UNZONED_NS = 0x02, - CT_GSSUBTYPE_ZONESERVER = 0x03, - CT_GSSUBTYPE_LOCKSERVER = 0x04, - CT_GSSUBTYPE_HBA_MGMTSERVER = 0x10, /* for FDMI */ -}; - -/* - * defines for CT response code field - */ -enum { - CT_RSP_REJECT = 0x8001, - CT_RSP_ACCEPT = 0x8002, -}; - -/* - * definitions for CT reason code - */ -enum { - CT_RSN_INV_CMD = 0x01, - CT_RSN_INV_VER = 0x02, - CT_RSN_LOGIC_ERR = 0x03, - CT_RSN_INV_SIZE = 0x04, - CT_RSN_LOGICAL_BUSY = 0x05, - CT_RSN_PROTO_ERR = 0x07, - CT_RSN_UNABLE_TO_PERF = 0x09, - CT_RSN_NOT_SUPP = 0x0B, - CT_RSN_SERVER_NOT_AVBL = 0x0D, - CT_RSN_SESSION_COULD_NOT_BE_ESTBD = 0x0E, - CT_RSN_VENDOR_SPECIFIC = 0xFF, - -}; - -/* - * definitions for explanations code for Name server - */ -enum { - CT_NS_EXP_NOADDITIONAL = 0x00, - CT_NS_EXP_ID_NOT_REG = 0x01, - CT_NS_EXP_PN_NOT_REG = 0x02, - CT_NS_EXP_NN_NOT_REG = 0x03, - CT_NS_EXP_CS_NOT_REG = 0x04, - CT_NS_EXP_IPN_NOT_REG = 0x05, - CT_NS_EXP_IPA_NOT_REG = 0x06, - CT_NS_EXP_FT_NOT_REG = 0x07, - CT_NS_EXP_SPN_NOT_REG = 0x08, - CT_NS_EXP_SNN_NOT_REG = 0x09, - CT_NS_EXP_PT_NOT_REG = 0x0A, - CT_NS_EXP_IPP_NOT_REG = 0x0B, - CT_NS_EXP_FPN_NOT_REG = 0x0C, - CT_NS_EXP_HA_NOT_REG = 0x0D, - CT_NS_EXP_FD_NOT_REG = 0x0E, - CT_NS_EXP_FF_NOT_REG = 0x0F, - CT_NS_EXP_ACCESSDENIED = 0x10, - CT_NS_EXP_UNACCEPTABLE_ID = 0x11, - CT_NS_EXP_DATABASEEMPTY = 0x12, - CT_NS_EXP_NOT_REG_IN_SCOPE = 0x13, - CT_NS_EXP_DOM_ID_NOT_PRESENT = 0x14, - CT_NS_EXP_PORT_NUM_NOT_PRESENT = 0x15, - CT_NS_EXP_NO_DEVICE_ATTACHED = 0x16 -}; - -/* - * definitions for the explanation code for all servers - */ -enum { - CT_EXP_AUTH_EXCEPTION = 0xF1, - CT_EXP_DB_FULL = 0xF2, - CT_EXP_DB_EMPTY = 0xF3, - CT_EXP_PROCESSING_REQ = 0xF4, - CT_EXP_UNABLE_TO_VERIFY_CONN = 0xF5, - CT_EXP_DEVICES_NOT_IN_CMN_ZONE = 0xF6 -}; - -/* - * Command codes for Name server - */ -enum { - GS_GID_PN = 0x0121, /* Get Id on port name */ - GS_GPN_ID = 0x0112, /* Get port name on ID */ - GS_GNN_ID = 0x0113, /* Get node name on ID */ - GS_GID_FT = 0x0171, /* Get Id on FC4 type */ - GS_GSPN_ID = 0x0118, /* Get symbolic PN on ID */ - GS_RFT_ID = 0x0217, /* Register fc4type on ID */ - GS_RSPN_ID = 0x0218, /* Register symbolic PN on ID */ - GS_RPN_ID = 0x0212, /* Register port name */ - GS_RNN_ID = 0x0213, /* Register node name */ - GS_RCS_ID = 0x0214, /* Register class of service */ - GS_RPT_ID = 0x021A, /* Register port type */ - GS_GA_NXT = 0x0100, /* Get all next */ - GS_RFF_ID = 0x021F, /* Register FC4 Feature */ -}; - -struct fcgs_id_req_s{ - u32 rsvd:8; - u32 dap:24; /* port identifier */ -}; -#define fcgs_gpnid_req_t struct fcgs_id_req_s -#define fcgs_gnnid_req_t struct fcgs_id_req_s -#define fcgs_gspnid_req_t struct fcgs_id_req_s - -struct fcgs_gidpn_req_s{ - wwn_t port_name; /* port wwn */ -}; - -struct fcgs_gidpn_resp_s{ - u32 rsvd:8; - u32 dap:24; /* port identifier */ -}; - -/** - * RFT_ID - */ -struct fcgs_rftid_req_s { - u32 rsvd:8; - u32 dap:24; /* port identifier */ - u32 fc4_type[8]; /* fc4 types */ -}; - -/** - * RFF_ID : Register FC4 features. - */ - -#define FC_GS_FCP_FC4_FEATURE_INITIATOR 0x02 -#define FC_GS_FCP_FC4_FEATURE_TARGET 0x01 - -struct fcgs_rffid_req_s{ - u32 rsvd:8; - u32 dap:24; /* port identifier */ - u32 rsvd1:16; - u32 fc4ftr_bits:8; /* fc4 feature bits */ - u32 fc4_type:8; /* corresponding FC4 Type */ -}; - -/** - * GID_FT Request - */ -struct fcgs_gidft_req_s{ - u8 reserved; - u8 domain_id; /* domain, 0 - all fabric */ - u8 area_id; /* area, 0 - whole domain */ - u8 fc4_type; /* FC_TYPE_FCP for SCSI devices */ -}; /* GID_FT Request */ - -/** - * GID_FT Response - */ -struct fcgs_gidft_resp_s { - u8 last:1; /* last port identifier flag */ - u8 reserved:7; - u32 pid:24; /* port identifier */ -}; /* GID_FT Response */ - -/** - * RSPN_ID - */ -struct fcgs_rspnid_req_s{ - u32 rsvd:8; - u32 dap:24; /* port identifier */ - u8 spn_len; /* symbolic port name length */ - u8 spn[256]; /* symbolic port name */ -}; - -/** - * RPN_ID - */ -struct fcgs_rpnid_req_s{ - u32 rsvd:8; - u32 port_id:24; - wwn_t port_name; -}; - -/** - * RNN_ID - */ -struct fcgs_rnnid_req_s{ - u32 rsvd:8; - u32 port_id:24; - wwn_t node_name; -}; - -/** - * RCS_ID - */ -struct fcgs_rcsid_req_s{ - u32 rsvd:8; - u32 port_id:24; - u32 cos; -}; - -/** - * RPT_ID - */ -struct fcgs_rptid_req_s{ - u32 rsvd:8; - u32 port_id:24; - u32 port_type:8; - u32 rsvd1:24; -}; - -/** - * GA_NXT Request - */ -struct fcgs_ganxt_req_s{ - u32 rsvd:8; - u32 port_id:24; -}; - -/** - * GA_NXT Response - */ -struct fcgs_ganxt_rsp_s{ - u32 port_type:8; /* Port Type */ - u32 port_id:24; /* Port Identifier */ - wwn_t port_name; /* Port Name */ - u8 spn_len; /* Length of Symbolic Port Name */ - char spn[255]; /* Symbolic Port Name */ - wwn_t node_name; /* Node Name */ - u8 snn_len; /* Length of Symbolic Node Name */ - char snn[255]; /* Symbolic Node Name */ - u8 ipa[8]; /* Initial Process Associator */ - u8 ip[16]; /* IP Address */ - u32 cos; /* Class of Service */ - u32 fc4types[8]; /* FC-4 TYPEs */ - wwn_t fabric_port_name; - /* Fabric Port Name */ - u32 rsvd:8; /* Reserved */ - u32 hard_addr:24; /* Hard Address */ -}; - -/* - * Fabric Config Server - */ - -/* - * Command codes for Fabric Configuration Server - */ -enum { - GS_FC_GFN_CMD = 0x0114, /* GS FC Get Fabric Name */ - GS_FC_GMAL_CMD = 0x0116, /* GS FC GMAL */ - GS_FC_TRACE_CMD = 0x0400, /* GS FC Trace Route */ - GS_FC_PING_CMD = 0x0401, /* GS FC Ping */ -}; - -/* - * Source or Destination Port Tags. - */ -enum { - GS_FTRACE_TAG_NPORT_ID = 1, - GS_FTRACE_TAG_NPORT_NAME = 2, -}; - -/* -* Port Value : Could be a Port id or wwn - */ -union fcgs_port_val_u{ - u32 nport_id; - wwn_t nport_wwn; -}; - -#define GS_FTRACE_MAX_HOP_COUNT 20 -#define GS_FTRACE_REVISION 1 - -/* - * Ftrace Related Structures. - */ - -/* - * STR (Switch Trace) Reject Reason Codes. From FC-SW. - */ -enum { - GS_FTRACE_STR_CMD_COMPLETED_SUCC = 0, - GS_FTRACE_STR_CMD_NOT_SUPP_IN_NEXT_SWITCH, - GS_FTRACE_STR_NO_RESP_FROM_NEXT_SWITCH, - GS_FTRACE_STR_MAX_HOP_CNT_REACHED, - GS_FTRACE_STR_SRC_PORT_NOT_FOUND, - GS_FTRACE_STR_DST_PORT_NOT_FOUND, - GS_FTRACE_STR_DEVICES_NOT_IN_COMMON_ZONE, - GS_FTRACE_STR_NO_ROUTE_BW_PORTS, - GS_FTRACE_STR_NO_ADDL_EXPLN, - GS_FTRACE_STR_FABRIC_BUSY, - GS_FTRACE_STR_FABRIC_BUILD_IN_PROGRESS, - GS_FTRACE_STR_VENDOR_SPECIFIC_ERR_START = 0xf0, - GS_FTRACE_STR_VENDOR_SPECIFIC_ERR_END = 0xff, -}; - -/* - * Ftrace Request - */ -struct fcgs_ftrace_req_s{ - u32 revision; - u16 src_port_tag; /* Source Port tag */ - u16 src_port_len; /* Source Port len */ - union fcgs_port_val_u src_port_val; /* Source Port value */ - u16 dst_port_tag; /* Destination Port tag */ - u16 dst_port_len; /* Destination Port len */ - union fcgs_port_val_u dst_port_val; /* Destination Port value */ - u32 token; - u8 vendor_id[8]; /* T10 Vendor Identifier */ - u8 vendor_info[8]; /* Vendor specific Info */ - u32 max_hop_cnt; /* Max Hop Count */ -}; - -/* - * Path info structure - */ -struct fcgs_ftrace_path_info_s{ - wwn_t switch_name; /* Switch WWN */ - u32 domain_id; - wwn_t ingress_port_name; /* Ingress ports wwn */ - u32 ingress_phys_port_num; /* Ingress ports physical port - * number - */ - wwn_t egress_port_name; /* Ingress ports wwn */ - u32 egress_phys_port_num; /* Ingress ports physical port - * number - */ -}; - -/* - * Ftrace Acc Response - */ -struct fcgs_ftrace_resp_s{ - u32 revision; - u32 token; - u8 vendor_id[8]; /* T10 Vendor Identifier */ - u8 vendor_info[8]; /* Vendor specific Info */ - u32 str_rej_reason_code; /* STR Reject Reason Code */ - u32 num_path_info_entries; /* No. of path info entries */ - /* - * path info entry/entries. - */ - struct fcgs_ftrace_path_info_s path_info[1]; - -}; - -/* -* Fabric Config Server : FCPing - */ - -/* - * FC Ping Request - */ -struct fcgs_fcping_req_s{ - u32 revision; - u16 port_tag; - u16 port_len; /* Port len */ - union fcgs_port_val_u port_val; /* Port value */ - u32 token; -}; - -/* - * FC Ping Response - */ -struct fcgs_fcping_resp_s{ - u32 token; -}; - -/* - * Command codes for zone server query. - */ -enum { - ZS_GZME = 0x0124, /* Get zone member extended */ -}; - -/* - * ZS GZME request - */ -#define ZS_GZME_ZNAMELEN 32 -struct zs_gzme_req_s{ - u8 znamelen; - u8 rsvd[3]; - u8 zname[ZS_GZME_ZNAMELEN]; -}; - -enum zs_mbr_type{ - ZS_MBR_TYPE_PWWN = 1, - ZS_MBR_TYPE_DOMPORT = 2, - ZS_MBR_TYPE_PORTID = 3, - ZS_MBR_TYPE_NWWN = 4, -}; - -struct zs_mbr_wwn_s{ - u8 mbr_type; - u8 rsvd[3]; - wwn_t wwn; -}; - -struct zs_query_resp_s{ - u32 nmbrs; /* number of zone members */ - struct zs_mbr_wwn_s mbr[1]; -}; - -/* - * GMAL Command ( Get ( interconnect Element) Management Address List) - * To retrieve the IP Address of a Switch. - */ - -#define CT_GMAL_RESP_PREFIX_TELNET "telnet://" -#define CT_GMAL_RESP_PREFIX_HTTP "http://" - -/* GMAL/GFN request */ -struct fcgs_req_s { - wwn_t wwn; /* PWWN/NWWN */ -}; - -#define fcgs_gmal_req_t struct fcgs_req_s -#define fcgs_gfn_req_t struct fcgs_req_s - -/* Accept Response to GMAL */ -struct fcgs_gmal_resp_s { - u32 ms_len; /* Num of entries */ - u8 ms_ma[256]; -}; - -struct fc_gmal_entry_s { - u8 len; - u8 prefix[7]; /* like "http://" */ - u8 ip_addr[248]; -}; - -#pragma pack() - -#endif diff --git a/drivers/scsi/bfa/include/protocol/fc_sp.h b/drivers/scsi/bfa/include/protocol/fc_sp.h deleted file mode 100644 index 55bb0b31d04..00000000000 --- a/drivers/scsi/bfa/include/protocol/fc_sp.h +++ /dev/null @@ -1,224 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __FC_SP_H__ -#define __FC_SP_H__ - -#include <protocol/types.h> - -#pragma pack(1) - -enum auth_els_flags{ - FC_AUTH_ELS_MORE_FRAGS_FLAG = 0x80, /*! bit-7. More Fragments - * Follow - */ - FC_AUTH_ELS_CONCAT_FLAG = 0x40, /*! bit-6. Concatenation Flag */ - FC_AUTH_ELS_SEQ_NUM_FLAG = 0x01 /*! bit-0. Sequence Number */ -}; - -enum auth_msg_codes{ - FC_AUTH_MC_AUTH_RJT = 0x0A, /*! Auth Reject */ - FC_AUTH_MC_AUTH_NEG = 0x0B, /*! Auth Negotiate */ - FC_AUTH_MC_AUTH_DONE = 0x0C, /*! Auth Done */ - - FC_AUTH_MC_DHCHAP_CHAL = 0x10, /*! DHCHAP Challenge */ - FC_AUTH_MC_DHCHAP_REPLY = 0x11, /*! DHCHAP Reply */ - FC_AUTH_MC_DHCHAP_SUCC = 0x12, /*! DHCHAP Success */ - - FC_AUTH_MC_FCAP_REQ = 0x13, /*! FCAP Request */ - FC_AUTH_MC_FCAP_ACK = 0x14, /*! FCAP Acknowledge */ - FC_AUTH_MC_FCAP_CONF = 0x15, /*! FCAP Confirm */ - - FC_AUTH_MC_FCPAP_INIT = 0x16, /*! FCPAP Init */ - FC_AUTH_MC_FCPAP_ACC = 0x17, /*! FCPAP Accept */ - FC_AUTH_MC_FCPAP_COMP = 0x18, /*! FCPAP Complete */ - - FC_AUTH_MC_IKE_SA_INIT = 0x22, /*! IKE SA INIT */ - FC_AUTH_MC_IKE_SA_AUTH = 0x23, /*! IKE SA Auth */ - FC_AUTH_MC_IKE_CREATE_CHILD_SA = 0x24, /*! IKE Create Child SA */ - FC_AUTH_MC_IKE_INFO = 0x25, /*! IKE informational */ -}; - -enum auth_proto_version{ - FC_AUTH_PROTO_VER_1 = 1, /*! Protocol Version 1 */ -}; - -enum { - FC_AUTH_ELS_COMMAND_CODE = 0x90,/*! Authentication ELS Command code */ - FC_AUTH_PROTO_PARAM_LEN_SZ = 4, /*! Size of Proto Parameter Len Field */ - FC_AUTH_PROTO_PARAM_VAL_SZ = 4, /*! Size of Proto Parameter Val Field */ - FC_MAX_AUTH_SECRET_LEN = 256, - /*! Maximum secret string length */ - FC_AUTH_NUM_USABLE_PROTO_LEN_SZ = 4, - /*! Size of usable protocols field */ - FC_AUTH_RESP_VALUE_LEN_SZ = 4, - /*! Size of response value length */ - FC_MAX_CHAP_KEY_LEN = 256, /*! Maximum md5 digest length */ - FC_MAX_AUTH_RETRIES = 3, /*! Maximum number of retries */ - FC_MD5_DIGEST_LEN = 16, /*! MD5 digest length */ - FC_SHA1_DIGEST_LEN = 20, /*! SHA1 digest length */ - FC_MAX_DHG_SUPPORTED = 1, /*! Maximum DH Groups supported */ - FC_MAX_ALG_SUPPORTED = 1, /*! Maximum algorithms supported */ - FC_MAX_PROTO_SUPPORTED = 1, /*! Maximum protocols supported */ - FC_START_TXN_ID = 2, /*! Starting transaction ID */ -}; - -enum auth_proto_id{ - FC_AUTH_PROTO_DHCHAP = 0x00000001, - FC_AUTH_PROTO_FCAP = 0x00000002, - FC_AUTH_PROTO_FCPAP = 0x00000003, - FC_AUTH_PROTO_IKEv2 = 0x00000004, - FC_AUTH_PROTO_IKEv2_AUTH = 0x00000005, -}; - -struct auth_name_s{ - u16 name_tag; /*! Name Tag = 1 for Authentication */ - u16 name_len; /*! Name Length = 8 for Authentication - */ - wwn_t name; /*! Name. TODO - is this PWWN */ -}; - - -enum auth_hash_func{ - FC_AUTH_HASH_FUNC_MD5 = 0x00000005, - FC_AUTH_HASH_FUNC_SHA_1 = 0x00000006, -}; - -enum auth_dh_gid{ - FC_AUTH_DH_GID_0_DHG_NULL = 0x00000000, - FC_AUTH_DH_GID_1_DHG_1024 = 0x00000001, - FC_AUTH_DH_GID_2_DHG_1280 = 0x00000002, - FC_AUTH_DH_GID_3_DHG_1536 = 0x00000003, - FC_AUTH_DH_GID_4_DHG_2048 = 0x00000004, - FC_AUTH_DH_GID_6_DHG_3072 = 0x00000006, - FC_AUTH_DH_GID_7_DHG_4096 = 0x00000007, - FC_AUTH_DH_GID_8_DHG_6144 = 0x00000008, - FC_AUTH_DH_GID_9_DHG_8192 = 0x00000009, -}; - -struct auth_els_msg_s { - u8 auth_els_code; /* Authentication ELS Code (0x90) */ - u8 auth_els_flag; /* Authentication ELS Flags */ - u8 auth_msg_code; /* Authentication Message Code */ - u8 proto_version; /* Protocol Version */ - u32 msg_len; /* Message Length */ - u32 trans_id; /* Transaction Identifier (T_ID) */ - - /* Msg payload follows... */ -}; - - -enum auth_neg_param_tags { - FC_AUTH_NEG_DHCHAP_HASHLIST = 0x0001, - FC_AUTH_NEG_DHCHAP_DHG_ID_LIST = 0x0002, -}; - - -struct dhchap_param_format_s { - u16 tag; /*! Parameter Tag. See - * auth_neg_param_tags_t - */ - u16 word_cnt; - - /* followed by variable length parameter value... */ -}; - -struct auth_proto_params_s { - u32 proto_param_len; - u32 proto_id; - - /* - * Followed by variable length Protocol specific parameters. DH-CHAP - * uses dhchap_param_format_t - */ -}; - -struct auth_neg_msg_s { - struct auth_name_s auth_ini_name; - u32 usable_auth_protos; - struct auth_proto_params_s proto_params[1]; /*! (1..usable_auth_proto) - * protocol params - */ -}; - -struct auth_dh_val_s { - u32 dh_val_len; - u32 dh_val[1]; -}; - -struct auth_dhchap_chal_msg_s { - struct auth_els_msg_s hdr; - struct auth_name_s auth_responder_name; /* TODO VRK - is auth_name_t - * type OK? - */ - u32 hash_id; - u32 dh_grp_id; - u32 chal_val_len; - char chal_val[1]; - - /* ...followed by variable Challenge length/value and DH length/value */ -}; - - -enum auth_rjt_codes { - FC_AUTH_RJT_CODE_AUTH_FAILURE = 0x01, - FC_AUTH_RJT_CODE_LOGICAL_ERR = 0x02, -}; - -enum auth_rjt_code_exps { - FC_AUTH_CEXP_AUTH_MECH_NOT_USABLE = 0x01, - FC_AUTH_CEXP_DH_GROUP_NOT_USABLE = 0x02, - FC_AUTH_CEXP_HASH_FUNC_NOT_USABLE = 0x03, - FC_AUTH_CEXP_AUTH_XACT_STARTED = 0x04, - FC_AUTH_CEXP_AUTH_FAILED = 0x05, - FC_AUTH_CEXP_INCORRECT_PLD = 0x06, - FC_AUTH_CEXP_INCORRECT_PROTO_MSG = 0x07, - FC_AUTH_CEXP_RESTART_AUTH_PROTO = 0x08, - FC_AUTH_CEXP_AUTH_CONCAT_NOT_SUPP = 0x09, - FC_AUTH_CEXP_PROTO_VER_NOT_SUPP = 0x0A, -}; - -enum auth_status { - FC_AUTH_STATE_INPROGRESS = 0, /*! authentication in progress */ - FC_AUTH_STATE_FAILED = 1, /*! authentication failed */ - FC_AUTH_STATE_SUCCESS = 2 /*! authentication successful */ -}; - -struct auth_rjt_msg_s { - struct auth_els_msg_s hdr; - u8 reason_code; - u8 reason_code_exp; - u8 rsvd[2]; -}; - - -struct auth_dhchap_neg_msg_s { - struct auth_els_msg_s hdr; - struct auth_neg_msg_s nego; -}; - -struct auth_dhchap_reply_msg_s { - struct auth_els_msg_s hdr; - - /* - * followed by response value length & Value + DH Value Length & Value - */ -}; - -#pragma pack() - -#endif /* __FC_SP_H__ */ diff --git a/drivers/scsi/bfa/include/protocol/fcp.h b/drivers/scsi/bfa/include/protocol/fcp.h deleted file mode 100644 index 74ea63ce84b..00000000000 --- a/drivers/scsi/bfa/include/protocol/fcp.h +++ /dev/null @@ -1,184 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __FCPPROTO_H__ -#define __FCPPROTO_H__ - -#include <linux/bitops.h> -#include <protocol/scsi.h> - -#pragma pack(1) - -enum { - FCP_RJT = 0x01000000, /* SRR reject */ - FCP_SRR_ACCEPT = 0x02000000, /* SRR accept */ - FCP_SRR = 0x14000000, /* Sequence Retransmission Request */ -}; - -/* - * SRR FC-4 LS payload - */ -struct fc_srr_s{ - u32 ls_cmd; - u32 ox_id:16; /* ox-id */ - u32 rx_id:16; /* rx-id */ - u32 ro; /* relative offset */ - u32 r_ctl:8; /* R_CTL for I.U. */ - u32 res:24; -}; - - -/* - * FCP_CMND definitions - */ -#define FCP_CMND_CDB_LEN 16 -#define FCP_CMND_LUN_LEN 8 - -struct fcp_cmnd_s{ - lun_t lun; /* 64-bit LU number */ - u8 crn; /* command reference number */ -#ifdef __BIGENDIAN - u8 resvd:1, - priority:4, /* FCP-3: SAM-3 priority */ - taskattr:3; /* scsi task attribute */ -#else - u8 taskattr:3, /* scsi task attribute */ - priority:4, /* FCP-3: SAM-3 priority */ - resvd:1; -#endif - u8 tm_flags; /* task management flags */ -#ifdef __BIGENDIAN - u8 addl_cdb_len:6, /* additional CDB length words */ - iodir:2; /* read/write FCP_DATA IUs */ -#else - u8 iodir:2, /* read/write FCP_DATA IUs */ - addl_cdb_len:6; /* additional CDB length */ -#endif - struct scsi_cdb_s cdb; - - /* - * !!! additional cdb bytes follows here!!! - */ - u32 fcp_dl; /* bytes to be transferred */ -}; - -#define fcp_cmnd_cdb_len(_cmnd) ((_cmnd)->addl_cdb_len * 4 + FCP_CMND_CDB_LEN) -#define fcp_cmnd_fcpdl(_cmnd) ((&(_cmnd)->fcp_dl)[(_cmnd)->addl_cdb_len]) - -/* - * fcp_cmnd_t.iodir field values - */ -enum fcp_iodir{ - FCP_IODIR_NONE = 0, - FCP_IODIR_WRITE = 1, - FCP_IODIR_READ = 2, - FCP_IODIR_RW = 3, -}; - -/* - * Task attribute field - */ -enum { - FCP_TASK_ATTR_SIMPLE = 0, - FCP_TASK_ATTR_HOQ = 1, - FCP_TASK_ATTR_ORDERED = 2, - FCP_TASK_ATTR_ACA = 4, - FCP_TASK_ATTR_UNTAGGED = 5, /* obsolete in FCP-3 */ -}; - -/* - * Task management flags field - only one bit shall be set - */ -enum fcp_tm_cmnd{ - FCP_TM_ABORT_TASK_SET = BIT(1), - FCP_TM_CLEAR_TASK_SET = BIT(2), - FCP_TM_LUN_RESET = BIT(4), - FCP_TM_TARGET_RESET = BIT(5), /* obsolete in FCP-3 */ - FCP_TM_CLEAR_ACA = BIT(6), -}; - -/* - * FCP_XFER_RDY IU defines - */ -struct fcp_xfer_rdy_s{ - u32 data_ro; - u32 burst_len; - u32 reserved; -}; - -/* - * FCP_RSP residue flags - */ -enum fcp_residue{ - FCP_NO_RESIDUE = 0, /* no residue */ - FCP_RESID_OVER = 1, /* more data left that was not sent */ - FCP_RESID_UNDER = 2, /* less data than requested */ -}; - -enum { - FCP_RSPINFO_GOOD = 0, - FCP_RSPINFO_DATALEN_MISMATCH = 1, - FCP_RSPINFO_CMND_INVALID = 2, - FCP_RSPINFO_ROLEN_MISMATCH = 3, - FCP_RSPINFO_TM_NOT_SUPP = 4, - FCP_RSPINFO_TM_FAILED = 5, -}; - -struct fcp_rspinfo_s{ - u32 res0:24; - u32 rsp_code:8; /* response code (as above) */ - u32 res1; -}; - -struct fcp_resp_s{ - u32 reserved[2]; /* 2 words reserved */ - u16 reserved2; -#ifdef __BIGENDIAN - u8 reserved3:3; - u8 fcp_conf_req:1; /* FCP_CONF is requested */ - u8 resid_flags:2; /* underflow/overflow */ - u8 sns_len_valid:1;/* sense len is valid */ - u8 rsp_len_valid:1;/* response len is valid */ -#else - u8 rsp_len_valid:1;/* response len is valid */ - u8 sns_len_valid:1;/* sense len is valid */ - u8 resid_flags:2; /* underflow/overflow */ - u8 fcp_conf_req:1; /* FCP_CONF is requested */ - u8 reserved3:3; -#endif - u8 scsi_status; /* one byte SCSI status */ - u32 residue; /* residual data bytes */ - u32 sns_len; /* length od sense info */ - u32 rsp_len; /* length of response info */ -}; - -#define fcp_snslen(__fcprsp) ((__fcprsp)->sns_len_valid ? \ - (__fcprsp)->sns_len : 0) -#define fcp_rsplen(__fcprsp) ((__fcprsp)->rsp_len_valid ? \ - (__fcprsp)->rsp_len : 0) -#define fcp_rspinfo(__fcprsp) ((struct fcp_rspinfo_s *)((__fcprsp) + 1)) -#define fcp_snsinfo(__fcprsp) (((u8 *)fcp_rspinfo(__fcprsp)) + \ - fcp_rsplen(__fcprsp)) - -struct fcp_cmnd_fr_s{ - struct fchs_s fchs; - struct fcp_cmnd_s fcp; -}; - -#pragma pack() - -#endif diff --git a/drivers/scsi/bfa/include/protocol/fdmi.h b/drivers/scsi/bfa/include/protocol/fdmi.h deleted file mode 100644 index 6c05c268c71..00000000000 --- a/drivers/scsi/bfa/include/protocol/fdmi.h +++ /dev/null @@ -1,163 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __FDMI_H__ -#define __FDMI_H__ - -#include <protocol/types.h> -#include <protocol/fc.h> -#include <protocol/ct.h> - -#pragma pack(1) - -/* - * FDMI Command Codes - */ -#define FDMI_GRHL 0x0100 -#define FDMI_GHAT 0x0101 -#define FDMI_GRPL 0x0102 -#define FDMI_GPAT 0x0110 -#define FDMI_RHBA 0x0200 -#define FDMI_RHAT 0x0201 -#define FDMI_RPRT 0x0210 -#define FDMI_RPA 0x0211 -#define FDMI_DHBA 0x0300 -#define FDMI_DPRT 0x0310 - -/* - * FDMI reason codes - */ -#define FDMI_NO_ADDITIONAL_EXP 0x00 -#define FDMI_HBA_ALREADY_REG 0x10 -#define FDMI_HBA_ATTRIB_NOT_REG 0x11 -#define FDMI_HBA_ATTRIB_MULTIPLE 0x12 -#define FDMI_HBA_ATTRIB_LENGTH_INVALID 0x13 -#define FDMI_HBA_ATTRIB_NOT_PRESENT 0x14 -#define FDMI_PORT_ORIG_NOT_IN_LIST 0x15 -#define FDMI_PORT_HBA_NOT_IN_LIST 0x16 -#define FDMI_PORT_ATTRIB_NOT_REG 0x20 -#define FDMI_PORT_NOT_REG 0x21 -#define FDMI_PORT_ATTRIB_MULTIPLE 0x22 -#define FDMI_PORT_ATTRIB_LENGTH_INVALID 0x23 -#define FDMI_PORT_ALREADY_REGISTEREED 0x24 - -/* - * FDMI Transmission Speed Mask values - */ -#define FDMI_TRANS_SPEED_1G 0x00000001 -#define FDMI_TRANS_SPEED_2G 0x00000002 -#define FDMI_TRANS_SPEED_10G 0x00000004 -#define FDMI_TRANS_SPEED_4G 0x00000008 -#define FDMI_TRANS_SPEED_8G 0x00000010 -#define FDMI_TRANS_SPEED_16G 0x00000020 -#define FDMI_TRANS_SPEED_UNKNOWN 0x00008000 - -/* - * FDMI HBA attribute types - */ -enum fdmi_hba_attribute_type { - FDMI_HBA_ATTRIB_NODENAME = 1, /* 0x0001 */ - FDMI_HBA_ATTRIB_MANUFACTURER, /* 0x0002 */ - FDMI_HBA_ATTRIB_SERIALNUM, /* 0x0003 */ - FDMI_HBA_ATTRIB_MODEL, /* 0x0004 */ - FDMI_HBA_ATTRIB_MODEL_DESC, /* 0x0005 */ - FDMI_HBA_ATTRIB_HW_VERSION, /* 0x0006 */ - FDMI_HBA_ATTRIB_DRIVER_VERSION, /* 0x0007 */ - FDMI_HBA_ATTRIB_ROM_VERSION, /* 0x0008 */ - FDMI_HBA_ATTRIB_FW_VERSION, /* 0x0009 */ - FDMI_HBA_ATTRIB_OS_NAME, /* 0x000A */ - FDMI_HBA_ATTRIB_MAX_CT, /* 0x000B */ - - FDMI_HBA_ATTRIB_MAX_TYPE -}; - -/* - * FDMI Port attribute types - */ -enum fdmi_port_attribute_type { - FDMI_PORT_ATTRIB_FC4_TYPES = 1, /* 0x0001 */ - FDMI_PORT_ATTRIB_SUPP_SPEED, /* 0x0002 */ - FDMI_PORT_ATTRIB_PORT_SPEED, /* 0x0003 */ - FDMI_PORT_ATTRIB_FRAME_SIZE, /* 0x0004 */ - FDMI_PORT_ATTRIB_DEV_NAME, /* 0x0005 */ - FDMI_PORT_ATTRIB_HOST_NAME, /* 0x0006 */ - - FDMI_PORT_ATTR_MAX_TYPE -}; - -/* - * FDMI attribute - */ -struct fdmi_attr_s { - u16 type; - u16 len; - u8 value[1]; -}; - -/* - * HBA Attribute Block - */ -struct fdmi_hba_attr_s { - u32 attr_count; /* # of attributes */ - struct fdmi_attr_s hba_attr; /* n attributes */ -}; - -/* - * Registered Port List - */ -struct fdmi_port_list_s { - u32 num_ports; /* number Of Port Entries */ - wwn_t port_entry; /* one or more */ -}; - -/* - * Port Attribute Block - */ -struct fdmi_port_attr_s { - u32 attr_count; /* # of attributes */ - struct fdmi_attr_s port_attr; /* n attributes */ -}; - -/* - * FDMI Register HBA Attributes - */ -struct fdmi_rhba_s { - wwn_t hba_id; /* HBA Identifier */ - struct fdmi_port_list_s port_list; /* Registered Port List */ - struct fdmi_hba_attr_s hba_attr_blk; /* HBA attribute block */ -}; - -/* - * FDMI Register Port - */ -struct fdmi_rprt_s { - wwn_t hba_id; /* HBA Identifier */ - wwn_t port_name; /* Port wwn */ - struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */ -}; - -/* - * FDMI Register Port Attributes - */ -struct fdmi_rpa_s { - wwn_t port_name; /* port wwn */ - struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */ -}; - -#pragma pack() - -#endif diff --git a/drivers/scsi/bfa/include/protocol/scsi.h b/drivers/scsi/bfa/include/protocol/scsi.h deleted file mode 100644 index b220e6b4f6e..00000000000 --- a/drivers/scsi/bfa/include/protocol/scsi.h +++ /dev/null @@ -1,1648 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __SCSI_H__ -#define __SCSI_H__ - -#include <protocol/types.h> - -#pragma pack(1) - -/* - * generic SCSI cdb definition - */ -#define SCSI_MAX_CDBLEN 16 -struct scsi_cdb_s{ - u8 scsi_cdb[SCSI_MAX_CDBLEN]; -}; - -/* - * scsi lun serial number definition - */ -#define SCSI_LUN_SN_LEN 32 -struct scsi_lun_sn_s{ - u8 lun_sn[SCSI_LUN_SN_LEN]; -}; - -/* - * SCSI Direct Access Commands - */ -enum { - SCSI_OP_TEST_UNIT_READY = 0x00, - SCSI_OP_REQUEST_SENSE = 0x03, - SCSI_OP_FORMAT_UNIT = 0x04, - SCSI_OP_READ6 = 0x08, - SCSI_OP_WRITE6 = 0x0A, - SCSI_OP_WRITE_FILEMARKS = 0x10, - SCSI_OP_INQUIRY = 0x12, - SCSI_OP_MODE_SELECT6 = 0x15, - SCSI_OP_RESERVE6 = 0x16, - SCSI_OP_RELEASE6 = 0x17, - SCSI_OP_MODE_SENSE6 = 0x1A, - SCSI_OP_START_STOP_UNIT = 0x1B, - SCSI_OP_SEND_DIAGNOSTIC = 0x1D, - SCSI_OP_READ_CAPACITY = 0x25, - SCSI_OP_READ10 = 0x28, - SCSI_OP_WRITE10 = 0x2A, - SCSI_OP_VERIFY10 = 0x2F, - SCSI_OP_READ_DEFECT_DATA = 0x37, - SCSI_OP_LOG_SELECT = 0x4C, - SCSI_OP_LOG_SENSE = 0x4D, - SCSI_OP_MODE_SELECT10 = 0x55, - SCSI_OP_RESERVE10 = 0x56, - SCSI_OP_RELEASE10 = 0x57, - SCSI_OP_MODE_SENSE10 = 0x5A, - SCSI_OP_PER_RESERVE_IN = 0x5E, - SCSI_OP_PER_RESERVE_OUR = 0x5E, - SCSI_OP_READ16 = 0x88, - SCSI_OP_WRITE16 = 0x8A, - SCSI_OP_VERIFY16 = 0x8F, - SCSI_OP_READ_CAPACITY16 = 0x9E, - SCSI_OP_REPORT_LUNS = 0xA0, - SCSI_OP_READ12 = 0xA8, - SCSI_OP_WRITE12 = 0xAA, - SCSI_OP_UNDEF = 0xFF, -}; - -/* - * SCSI START_STOP_UNIT command - */ -struct scsi_start_stop_unit_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 lun:3; - u8 reserved1:4; - u8 immed:1; -#else - u8 immed:1; - u8 reserved1:4; - u8 lun:3; -#endif - u8 reserved2; - u8 reserved3; -#ifdef __BIGENDIAN - u8 power_conditions:4; - u8 reserved4:2; - u8 loEj:1; - u8 start:1; -#else - u8 start:1; - u8 loEj:1; - u8 reserved4:2; - u8 power_conditions:4; -#endif - u8 control; -}; - -/* - * SCSI SEND_DIAGNOSTIC command - */ -struct scsi_send_diagnostic_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 self_test_code:3; - u8 pf:1; - u8 reserved1:1; - u8 self_test:1; - u8 dev_offl:1; - u8 unit_offl:1; -#else - u8 unit_offl:1; - u8 dev_offl:1; - u8 self_test:1; - u8 reserved1:1; - u8 pf:1; - u8 self_test_code:3; -#endif - u8 reserved2; - - u8 param_list_length[2]; /* MSB first */ - u8 control; - -}; - -/* - * SCSI READ10/WRITE10 commands - */ -struct scsi_rw10_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 lun:3; - u8 dpo:1; /* Disable Page Out */ - u8 fua:1; /* Force Unit Access */ - u8 reserved1:2; - u8 rel_adr:1; /* relative address */ -#else - u8 rel_adr:1; - u8 reserved1:2; - u8 fua:1; - u8 dpo:1; - u8 lun:3; -#endif - u8 lba0; /* logical block address - MSB */ - u8 lba1; - u8 lba2; - u8 lba3; /* LSB */ - u8 reserved3; - u8 xfer_length0; /* transfer length in blocks - MSB */ - u8 xfer_length1; /* LSB */ - u8 control; -}; - -#define SCSI_CDB10_GET_LBA(cdb) \ - (((cdb)->lba0 << 24) | ((cdb)->lba1 << 16) | \ - ((cdb)->lba2 << 8) | (cdb)->lba3) - -#define SCSI_CDB10_SET_LBA(cdb, lba) { \ - (cdb)->lba0 = lba >> 24; \ - (cdb)->lba1 = (lba >> 16) & 0xFF; \ - (cdb)->lba2 = (lba >> 8) & 0xFF; \ - (cdb)->lba3 = lba & 0xFF; \ -} - -#define SCSI_CDB10_GET_TL(cdb) \ - ((cdb)->xfer_length0 << 8 | (cdb)->xfer_length1) -#define SCSI_CDB10_SET_TL(cdb, tl) { \ - (cdb)->xfer_length0 = tl >> 8; \ - (cdb)->xfer_length1 = tl & 0xFF; \ -} - -/* - * SCSI READ6/WRITE6 commands - */ -struct scsi_rw6_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 lun:3; - u8 lba0:5; /* MSb */ -#else - u8 lba0:5; /* MSb */ - u8 lun:3; -#endif - u8 lba1; - u8 lba2; /* LSB */ - u8 xfer_length; - u8 control; -}; - -#define SCSI_TAPE_CDB6_GET_TL(cdb) \ - (((cdb)->tl0 << 16) | ((cdb)->tl1 << 8) | (cdb)->tl2) - -#define SCSI_TAPE_CDB6_SET_TL(cdb, tl) { \ - (cdb)->tl0 = tl >> 16; \ - (cdb)->tl1 = (tl >> 8) & 0xFF; \ - (cdb)->tl2 = tl & 0xFF; \ -} - -/* - * SCSI sequential (TAPE) wrtie command - */ -struct scsi_tape_wr_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 rsvd:7; - u8 fixed:1; /* MSb */ -#else - u8 fixed:1; /* MSb */ - u8 rsvd:7; -#endif - u8 tl0; /* Msb */ - u8 tl1; - u8 tl2; /* Lsb */ - - u8 control; -}; - -#define SCSI_CDB6_GET_LBA(cdb) \ - (((cdb)->lba0 << 16) | ((cdb)->lba1 << 8) | (cdb)->lba2) - -#define SCSI_CDB6_SET_LBA(cdb, lba) { \ - (cdb)->lba0 = lba >> 16; \ - (cdb)->lba1 = (lba >> 8) & 0xFF; \ - (cdb)->lba2 = lba & 0xFF; \ -} - -#define SCSI_CDB6_GET_TL(cdb) ((cdb)->xfer_length) -#define SCSI_CDB6_SET_TL(cdb, tl) { \ - (cdb)->xfer_length = tl; \ -} - -/* - * SCSI sense data format - */ -struct scsi_sense_s{ -#ifdef __BIGENDIAN - u8 valid:1; - u8 rsp_code:7; -#else - u8 rsp_code:7; - u8 valid:1; -#endif - u8 seg_num; -#ifdef __BIGENDIAN - u8 file_mark:1; - u8 eom:1; /* end of media */ - u8 ili:1; /* incorrect length indicator */ - u8 reserved:1; - u8 sense_key:4; -#else - u8 sense_key:4; - u8 reserved:1; - u8 ili:1; /* incorrect length indicator */ - u8 eom:1; /* end of media */ - u8 file_mark:1; -#endif - u8 information[4]; /* device-type or command specific info - */ - u8 add_sense_length; - /* additional sense length */ - u8 command_info[4];/* command specific information - */ - u8 asc; /* additional sense code */ - u8 ascq; /* additional sense code qualifier */ - u8 fru_code; /* field replaceable unit code */ -#ifdef __BIGENDIAN - u8 sksv:1; /* sense key specific valid */ - u8 c_d:1; /* command/data bit */ - u8 res1:2; - u8 bpv:1; /* bit pointer valid */ - u8 bpointer:3; /* bit pointer */ -#else - u8 bpointer:3; /* bit pointer */ - u8 bpv:1; /* bit pointer valid */ - u8 res1:2; - u8 c_d:1; /* command/data bit */ - u8 sksv:1; /* sense key specific valid */ -#endif - u8 fpointer[2]; /* field pointer */ -}; - -#define SCSI_SENSE_CUR_ERR 0x70 -#define SCSI_SENSE_DEF_ERR 0x71 - -/* - * SCSI sense key values - */ -#define SCSI_SK_NO_SENSE 0x0 -#define SCSI_SK_REC_ERR 0x1 /* recovered error */ -#define SCSI_SK_NOT_READY 0x2 -#define SCSI_SK_MED_ERR 0x3 /* medium error */ -#define SCSI_SK_HW_ERR 0x4 /* hardware error */ -#define SCSI_SK_ILLEGAL_REQ 0x5 -#define SCSI_SK_UNIT_ATT 0x6 /* unit attention */ -#define SCSI_SK_DATA_PROTECT 0x7 -#define SCSI_SK_BLANK_CHECK 0x8 -#define SCSI_SK_VENDOR_SPEC 0x9 -#define SCSI_SK_COPY_ABORTED 0xA -#define SCSI_SK_ABORTED_CMND 0xB -#define SCSI_SK_VOL_OVERFLOW 0xD -#define SCSI_SK_MISCOMPARE 0xE - -/* - * SCSI additional sense codes - */ -#define SCSI_ASC_NO_ADD_SENSE 0x00 -#define SCSI_ASC_LUN_NOT_READY 0x04 -#define SCSI_ASC_LUN_COMMUNICATION 0x08 -#define SCSI_ASC_WRITE_ERROR 0x0C -#define SCSI_ASC_INVALID_CMND_CODE 0x20 -#define SCSI_ASC_BAD_LBA 0x21 -#define SCSI_ASC_INVALID_FIELD_IN_CDB 0x24 -#define SCSI_ASC_LUN_NOT_SUPPORTED 0x25 -#define SCSI_ASC_LUN_WRITE_PROTECT 0x27 -#define SCSI_ASC_POWERON_BDR 0x29 /* power on reset, bus reset, - * bus device reset - */ -#define SCSI_ASC_PARAMS_CHANGED 0x2A -#define SCSI_ASC_CMND_CLEARED_BY_A_I 0x2F -#define SCSI_ASC_SAVING_PARAM_NOTSUPP 0x39 -#define SCSI_ASC_TOCC 0x3F /* target operating condtions - * changed - */ -#define SCSI_ASC_PARITY_ERROR 0x47 -#define SCSI_ASC_CMND_PHASE_ERROR 0x4A -#define SCSI_ASC_DATA_PHASE_ERROR 0x4B -#define SCSI_ASC_VENDOR_SPEC 0x7F - -/* - * SCSI additional sense code qualifiers - */ -#define SCSI_ASCQ_CAUSE_NOT_REPORT 0x00 -#define SCSI_ASCQ_BECOMING_READY 0x01 -#define SCSI_ASCQ_INIT_CMD_REQ 0x02 -#define SCSI_ASCQ_FORMAT_IN_PROGRESS 0x04 -#define SCSI_ASCQ_OPERATION_IN_PROGRESS 0x07 -#define SCSI_ASCQ_SELF_TEST_IN_PROGRESS 0x09 -#define SCSI_ASCQ_WR_UNEXP_UNSOL_DATA 0x0C -#define SCSI_ASCQ_WR_NOTENG_UNSOL_DATA 0x0D - -#define SCSI_ASCQ_LBA_OUT_OF_RANGE 0x00 -#define SCSI_ASCQ_INVALID_ELEMENT_ADDR 0x01 - -#define SCSI_ASCQ_LUN_WRITE_PROTECTED 0x00 -#define SCSI_ASCQ_LUN_HW_WRITE_PROTECTED 0x01 -#define SCSI_ASCQ_LUN_SW_WRITE_PROTECTED 0x02 - -#define SCSI_ASCQ_POR 0x01 /* power on reset */ -#define SCSI_ASCQ_SBR 0x02 /* scsi bus reset */ -#define SCSI_ASCQ_BDR 0x03 /* bus device reset */ -#define SCSI_ASCQ_DIR 0x04 /* device internal reset */ - -#define SCSI_ASCQ_MODE_PARAMS_CHANGED 0x01 -#define SCSI_ASCQ_LOG_PARAMS_CHANGED 0x02 -#define SCSI_ASCQ_RESERVATIONS_PREEMPTED 0x03 -#define SCSI_ASCQ_RESERVATIONS_RELEASED 0x04 -#define SCSI_ASCQ_REGISTRATIONS_PREEMPTED 0x05 - -#define SCSI_ASCQ_MICROCODE_CHANGED 0x01 -#define SCSI_ASCQ_CHANGED_OPER_COND 0x02 -#define SCSI_ASCQ_INQ_CHANGED 0x03 /* inquiry data changed */ -#define SCSI_ASCQ_DI_CHANGED 0x05 /* device id changed */ -#define SCSI_ASCQ_RL_DATA_CHANGED 0x0E /* report luns data changed */ - -#define SCSI_ASCQ_DP_CRC_ERR 0x01 /* data phase crc error */ -#define SCSI_ASCQ_DP_SCSI_PARITY_ERR 0x02 /* data phase scsi parity error - */ -#define SCSI_ASCQ_IU_CRC_ERR 0x03 /* information unit crc error */ -#define SCSI_ASCQ_PROTO_SERV_CRC_ERR 0x05 - -#define SCSI_ASCQ_LUN_TIME_OUT 0x01 - -/* ------------------------------------------------------------ - * SCSI INQUIRY - * ------------------------------------------------------------*/ - -struct scsi_inquiry_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 lun:3; - u8 reserved1:3; - u8 cmd_dt:1; - u8 evpd:1; -#else - u8 evpd:1; - u8 cmd_dt:1; - u8 reserved1:3; - u8 lun:3; -#endif - u8 page_code; - u8 reserved2; - u8 alloc_length; - u8 control; -}; - -struct scsi_inquiry_vendor_s{ - u8 vendor_id[8]; -}; - -struct scsi_inquiry_prodid_s{ - u8 product_id[16]; -}; - -struct scsi_inquiry_prodrev_s{ - u8 product_rev[4]; -}; - -struct scsi_inquiry_data_s{ -#ifdef __BIGENDIAN - u8 peripheral_qual:3; /* peripheral qualifier */ - u8 device_type:5; /* peripheral device type */ - - u8 rmb:1; /* removable medium bit */ - u8 device_type_mod:7; /* device type modifier */ - - u8 version; - - u8 aenc:1; /* async event notification capability - */ - u8 trm_iop:1; /* terminate I/O process */ - u8 norm_aca:1; /* normal ACA supported */ - u8 hi_support:1; /* SCSI-3: supports REPORT LUNS */ - u8 rsp_data_format:4; - - u8 additional_len; - u8 sccs:1; - u8 reserved1:7; - - u8 reserved2:1; - u8 enc_serv:1; /* enclosure service component */ - u8 reserved3:1; - u8 multi_port:1; /* multi-port device */ - u8 m_chngr:1; /* device in medium transport element */ - u8 ack_req_q:1; /* SIP specific bit */ - u8 addr32:1; /* SIP specific bit */ - u8 addr16:1; /* SIP specific bit */ - - u8 rel_adr:1; /* relative address */ - u8 w_bus32:1; - u8 w_bus16:1; - u8 synchronous:1; - u8 linked_commands:1; - u8 trans_dis:1; - u8 cmd_queue:1; /* command queueing supported */ - u8 soft_reset:1; /* soft reset alternative (VS) */ -#else - u8 device_type:5; /* peripheral device type */ - u8 peripheral_qual:3; - /* peripheral qualifier */ - - u8 device_type_mod:7; - /* device type modifier */ - u8 rmb:1; /* removable medium bit */ - - u8 version; - - u8 rsp_data_format:4; - u8 hi_support:1; /* SCSI-3: supports REPORT LUNS */ - u8 norm_aca:1; /* normal ACA supported */ - u8 terminate_iop:1;/* terminate I/O process */ - u8 aenc:1; /* async event notification capability - */ - - u8 additional_len; - u8 reserved1:7; - u8 sccs:1; - - u8 addr16:1; /* SIP specific bit */ - u8 addr32:1; /* SIP specific bit */ - u8 ack_req_q:1; /* SIP specific bit */ - u8 m_chngr:1; /* device in medium transport element */ - u8 multi_port:1; /* multi-port device */ - u8 reserved3:1; /* TBD - Vendor Specific */ - u8 enc_serv:1; /* enclosure service component */ - u8 reserved2:1; - - u8 soft_seset:1; /* soft reset alternative (VS) */ - u8 cmd_queue:1; /* command queueing supported */ - u8 trans_dis:1; - u8 linked_commands:1; - u8 synchronous:1; - u8 w_bus16:1; - u8 w_bus32:1; - u8 rel_adr:1; /* relative address */ -#endif - struct scsi_inquiry_vendor_s vendor_id; - struct scsi_inquiry_prodid_s product_id; - struct scsi_inquiry_prodrev_s product_rev; - u8 vendor_specific[20]; - u8 reserved4[40]; -}; - -/* - * inquiry.peripheral_qual field values - */ -#define SCSI_DEVQUAL_DEFAULT 0 -#define SCSI_DEVQUAL_NOT_CONNECTED 1 -#define SCSI_DEVQUAL_NOT_SUPPORTED 3 - -/* - * inquiry.device_type field values - */ -#define SCSI_DEVICE_DIRECT_ACCESS 0x00 -#define SCSI_DEVICE_SEQ_ACCESS 0x01 -#define SCSI_DEVICE_ARRAY_CONTROLLER 0x0C -#define SCSI_DEVICE_UNKNOWN 0x1F - -/* - * inquiry.version - */ -#define SCSI_VERSION_ANSI_X3131 2 /* ANSI X3.131 SCSI-2 */ -#define SCSI_VERSION_SPC 3 /* SPC (SCSI-3), ANSI X3.301:1997 */ -#define SCSI_VERSION_SPC_2 4 /* SPC-2 */ - -/* - * response data format - */ -#define SCSI_RSP_DATA_FORMAT 2 /* SCSI-2 & SPC */ - -/* - * SCSI inquiry page codes - */ -#define SCSI_INQ_PAGE_VPD_PAGES 0x00 /* supported vpd pages */ -#define SCSI_INQ_PAGE_USN_PAGE 0x80 /* unit serial number page */ -#define SCSI_INQ_PAGE_DEV_IDENT 0x83 /* device indentification page - */ -#define SCSI_INQ_PAGES_MAX 3 - -/* - * supported vital product data pages - */ -struct scsi_inq_page_vpd_pages_s{ -#ifdef __BIGENDIAN - u8 peripheral_qual:3; - u8 device_type:5; -#else - u8 device_type:5; - u8 peripheral_qual:3; -#endif - u8 page_code; - u8 reserved; - u8 page_length; - u8 pages[SCSI_INQ_PAGES_MAX]; -}; - -/* - * Unit serial number page - */ -#define SCSI_INQ_USN_LEN 32 - -struct scsi_inq_usn_s{ - char usn[SCSI_INQ_USN_LEN]; -}; - -struct scsi_inq_page_usn_s{ -#ifdef __BIGENDIAN - u8 peripheral_qual:3; - u8 device_type:5; -#else - u8 device_type:5; - u8 peripheral_qual:3; -#endif - u8 page_code; - u8 reserved1; - u8 page_length; - struct scsi_inq_usn_s usn; -}; - -enum { - SCSI_INQ_DIP_CODE_BINARY = 1, /* identifier has binary value */ - SCSI_INQ_DIP_CODE_ASCII = 2, /* identifier has ascii value */ -}; - -enum { - SCSI_INQ_DIP_ASSOC_LUN = 0, /* id is associated with device */ - SCSI_INQ_DIP_ASSOC_PORT = 1, /* id is associated with port that - * received the request - */ -}; - -enum { - SCSI_INQ_ID_TYPE_VENDOR = 1, - SCSI_INQ_ID_TYPE_IEEE = 2, - SCSI_INQ_ID_TYPE_FC_FS = 3, - SCSI_INQ_ID_TYPE_OTHER = 4, -}; - -struct scsi_inq_dip_desc_s{ -#ifdef __BIGENDIAN - u8 res0:4; - u8 code_set:4; - u8 res1:2; - u8 association:2; - u8 id_type:4; -#else - u8 code_set:4; - u8 res0:4; - u8 id_type:4; - u8 association:2; - u8 res1:2; -#endif - u8 res2; - u8 id_len; - struct scsi_lun_sn_s id; -}; - -/* - * Device indentification page - */ -struct scsi_inq_page_dev_ident_s{ -#ifdef __BIGENDIAN - u8 peripheral_qual:3; - u8 device_type:5; -#else - u8 device_type:5; - u8 peripheral_qual:3; -#endif - u8 page_code; - u8 reserved1; - u8 page_length; - struct scsi_inq_dip_desc_s desc; -}; - -/* ------------------------------------------------------------ - * READ CAPACITY - * ------------------------------------------------------------ - */ - -struct scsi_read_capacity_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 lun:3; - u8 reserved1:4; - u8 rel_adr:1; -#else - u8 rel_adr:1; - u8 reserved1:4; - u8 lun:3; -#endif - u8 lba0; /* MSB */ - u8 lba1; - u8 lba2; - u8 lba3; /* LSB */ - u8 reserved2; - u8 reserved3; -#ifdef __BIGENDIAN - u8 reserved4:7; - u8 pmi:1; /* partial medium indicator */ -#else - u8 pmi:1; /* partial medium indicator */ - u8 reserved4:7; -#endif - u8 control; -}; - -struct scsi_read_capacity_data_s{ - u32 max_lba; /* maximum LBA available */ - u32 block_length; /* in bytes */ -}; - -struct scsi_read_capacity16_data_s{ - u64 lba; /* maximum LBA available */ - u32 block_length; /* in bytes */ -#ifdef __BIGENDIAN - u8 reserved1:4, - p_type:3, - prot_en:1; - u8 reserved2:4, - lb_pbe:4; /* logical blocks per physical block - * exponent */ - u16 reserved3:2, - lba_align:14; /* lowest aligned logical block - * address */ -#else - u16 lba_align:14, /* lowest aligned logical block - * address */ - reserved3:2; - u8 lb_pbe:4, /* logical blocks per physical block - * exponent */ - reserved2:4; - u8 prot_en:1, - p_type:3, - reserved1:4; -#endif - u64 reserved4; - u64 reserved5; -}; - -/* ------------------------------------------------------------ - * REPORT LUNS command - * ------------------------------------------------------------ - */ - -struct scsi_report_luns_s{ - u8 opcode; /* A0h - REPORT LUNS opCode */ - u8 reserved1[5]; - u8 alloc_length[4];/* allocation length MSB first */ - u8 reserved2; - u8 control; -}; - -#define SCSI_REPORT_LUN_ALLOC_LENGTH(rl) \ - ((rl->alloc_length[0] << 24) | (rl->alloc_length[1] << 16) | \ - (rl->alloc_length[2] << 8) | (rl->alloc_length[3])) - -#define SCSI_REPORT_LUNS_SET_ALLOCLEN(rl, alloc_len) { \ - (rl)->alloc_length[0] = (alloc_len) >> 24; \ - (rl)->alloc_length[1] = ((alloc_len) >> 16) & 0xFF; \ - (rl)->alloc_length[2] = ((alloc_len) >> 8) & 0xFF; \ - (rl)->alloc_length[3] = (alloc_len) & 0xFF; \ -} - -struct scsi_report_luns_data_s{ - u32 lun_list_length; /* length of LUN list length */ - u32 reserved; - lun_t lun[1]; /* first LUN in lun list */ -}; - -/* ------------------------------------------------------------- - * SCSI mode parameters - * ----------------------------------------------------------- - */ -enum { - SCSI_DA_MEDIUM_DEF = 0, /* direct access default medium type */ - SCSI_DA_MEDIUM_SS = 1, /* direct access single sided */ - SCSI_DA_MEDIUM_DS = 2, /* direct access double sided */ -}; - -/* - * SCSI Mode Select(6) cdb - */ -struct scsi_mode_select6_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 reserved1:3; - u8 pf:1; /* page format */ - u8 reserved2:3; - u8 sp:1; /* save pages if set to 1 */ -#else - u8 sp:1; /* save pages if set to 1 */ - u8 reserved2:3; - u8 pf:1; /* page format */ - u8 reserved1:3; -#endif - u8 reserved3[2]; - u8 alloc_len; - u8 control; -}; - -/* - * SCSI Mode Select(10) cdb - */ -struct scsi_mode_select10_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 reserved1:3; - u8 pf:1; /* page format */ - u8 reserved2:3; - u8 sp:1; /* save pages if set to 1 */ -#else - u8 sp:1; /* save pages if set to 1 */ - u8 reserved2:3; - u8 pf:1; /* page format */ - u8 reserved1:3; -#endif - u8 reserved3[5]; - u8 alloc_len_msb; - u8 alloc_len_lsb; - u8 control; -}; - -/* - * SCSI Mode Sense(6) cdb - */ -struct scsi_mode_sense6_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 reserved1:4; - u8 dbd:1; /* disable block discriptors if set to 1 */ - u8 reserved2:3; - - u8 pc:2; /* page control */ - u8 page_code:6; -#else - u8 reserved2:3; - u8 dbd:1; /* disable block descriptors if set to 1 */ - u8 reserved1:4; - - u8 page_code:6; - u8 pc:2; /* page control */ -#endif - u8 reserved3; - u8 alloc_len; - u8 control; -}; - -/* - * SCSI Mode Sense(10) cdb - */ -struct scsi_mode_sense10_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 reserved1:3; - u8 LLBAA:1; /* long LBA accepted if set to 1 */ - u8 dbd:1; /* disable block descriptors if set - * to 1 - */ - u8 reserved2:3; - - u8 pc:2; /* page control */ - u8 page_code:6; -#else - u8 reserved2:3; - u8 dbd:1; /* disable block descriptors if set to - * 1 - */ - u8 LLBAA:1; /* long LBA accepted if set to 1 */ - u8 reserved1:3; - - u8 page_code:6; - u8 pc:2; /* page control */ -#endif - u8 reserved3[4]; - u8 alloc_len_msb; - u8 alloc_len_lsb; - u8 control; -}; - -#define SCSI_CDB10_GET_AL(cdb) \ - ((cdb)->alloc_len_msb << 8 | (cdb)->alloc_len_lsb) - -#define SCSI_CDB10_SET_AL(cdb, al) { \ - (cdb)->alloc_len_msb = al >> 8; \ - (cdb)->alloc_len_lsb = al & 0xFF; \ -} - -#define SCSI_CDB6_GET_AL(cdb) ((cdb)->alloc_len) - -#define SCSI_CDB6_SET_AL(cdb, al) { \ - (cdb)->alloc_len = al; \ -} - -/* - * page control field values - */ -#define SCSI_PC_CURRENT_VALUES 0x0 -#define SCSI_PC_CHANGEABLE_VALUES 0x1 -#define SCSI_PC_DEFAULT_VALUES 0x2 -#define SCSI_PC_SAVED_VALUES 0x3 - -/* - * SCSI mode page codes - */ -#define SCSI_MP_VENDOR_SPEC 0x00 -#define SCSI_MP_DISC_RECN 0x02 /* disconnect-reconnect page */ -#define SCSI_MP_FORMAT_DEVICE 0x03 -#define SCSI_MP_RDG 0x04 /* rigid disk geometry page */ -#define SCSI_MP_FDP 0x05 /* flexible disk page */ -#define SCSI_MP_CACHING 0x08 /* caching page */ -#define SCSI_MP_CONTROL 0x0A /* control mode page */ -#define SCSI_MP_MED_TYPES_SUP 0x0B /* medium types supported page */ -#define SCSI_MP_INFO_EXCP_CNTL 0x1C /* informational exception control */ -#define SCSI_MP_ALL 0x3F /* return all pages - mode sense only */ - -/* - * mode parameter header - */ -struct scsi_mode_param_header6_s{ - u8 mode_datalen; - u8 medium_type; - - /* - * device specific parameters expanded for direct access devices - */ -#ifdef __BIGENDIAN - u32 wp:1; /* write protected */ - u32 reserved1:2; - u32 dpofua:1; /* disable page out + force unit access - */ - u32 reserved2:4; -#else - u32 reserved2:4; - u32 dpofua:1; /* disable page out + force unit access - */ - u32 reserved1:2; - u32 wp:1; /* write protected */ -#endif - - u8 block_desclen; -}; - -struct scsi_mode_param_header10_s{ - u32 mode_datalen:16; - u32 medium_type:8; - - /* - * device specific parameters expanded for direct access devices - */ -#ifdef __BIGENDIAN - u32 wp:1; /* write protected */ - u32 reserved1:2; - u32 dpofua:1; /* disable page out + force unit access - */ - u32 reserved2:4; -#else - u32 reserved2:4; - u32 dpofua:1; /* disable page out + force unit access - */ - u32 reserved1:2; - u32 wp:1; /* write protected */ -#endif - -#ifdef __BIGENDIAN - u32 reserved3:7; - u32 longlba:1; -#else - u32 longlba:1; - u32 reserved3:7; -#endif - u32 reserved4:8; - u32 block_desclen:16; -}; - -/* - * mode parameter block descriptor - */ -struct scsi_mode_param_desc_s{ - u32 nblks; - u32 density_code:8; - u32 block_length:24; -}; - -/* - * Disconnect-reconnect mode page format - */ -struct scsi_mp_disc_recn_s{ -#ifdef __BIGENDIAN - u8 ps:1; - u8 reserved1:1; - u8 page_code:6; -#else - u8 page_code:6; - u8 reserved1:1; - u8 ps:1; -#endif - u8 page_len; - u8 buf_full_ratio; - u8 buf_empty_ratio; - - u8 bil_msb; /* bus inactivity limit -MSB */ - u8 bil_lsb; /* bus inactivity limit -LSB */ - - u8 dtl_msb; /* disconnect time limit - MSB */ - u8 dtl_lsb; /* disconnect time limit - LSB */ - - u8 ctl_msb; /* connect time limit - MSB */ - u8 ctl_lsb; /* connect time limit - LSB */ - - u8 max_burst_len_msb; - u8 max_burst_len_lsb; -#ifdef __BIGENDIAN - u8 emdp:1; /* enable modify data pointers */ - u8 fa:3; /* fair arbitration */ - u8 dimm:1; /* disconnect immediate */ - u8 dtdc:3; /* data transfer disconnect control */ -#else - u8 dtdc:3; /* data transfer disconnect control */ - u8 dimm:1; /* disconnect immediate */ - u8 fa:3; /* fair arbitration */ - u8 emdp:1; /* enable modify data pointers */ -#endif - - u8 reserved3; - - u8 first_burst_len_msb; - u8 first_burst_len_lsb; -}; - -/* - * SCSI format device mode page - */ -struct scsi_mp_format_device_s{ -#ifdef __BIGENDIAN - u32 ps:1; - u32 reserved1:1; - u32 page_code:6; -#else - u32 page_code:6; - u32 reserved1:1; - u32 ps:1; -#endif - u32 page_len:8; - u32 tracks_per_zone:16; - - u32 a_sec_per_zone:16; - u32 a_tracks_per_zone:16; - - u32 a_tracks_per_lun:16; /* alternate tracks/lun-MSB */ - u32 sec_per_track:16; /* sectors/track-MSB */ - - u32 bytes_per_sector:16; - u32 interleave:16; - - u32 tsf:16; /* track skew factor-MSB */ - u32 csf:16; /* cylinder skew factor-MSB */ - -#ifdef __BIGENDIAN - u32 ssec:1; /* soft sector formatting */ - u32 hsec:1; /* hard sector formatting */ - u32 rmb:1; /* removable media */ - u32 surf:1; /* surface */ - u32 reserved2:4; -#else - u32 reserved2:4; - u32 surf:1; /* surface */ - u32 rmb:1; /* removable media */ - u32 hsec:1; /* hard sector formatting */ - u32 ssec:1; /* soft sector formatting */ -#endif - u32 reserved3:24; -}; - -/* - * SCSI rigid disk device geometry page - */ -struct scsi_mp_rigid_device_geometry_s{ -#ifdef __BIGENDIAN - u32 ps:1; - u32 reserved1:1; - u32 page_code:6; -#else - u32 page_code:6; - u32 reserved1:1; - u32 ps:1; -#endif - u32 page_len:8; - u32 num_cylinders0:8; - u32 num_cylinders1:8; - - u32 num_cylinders2:8; - u32 num_heads:8; - u32 scwp0:8; - u32 scwp1:8; - - u32 scwp2:8; - u32 scrwc0:8; - u32 scrwc1:8; - u32 scrwc2:8; - - u32 dsr:16; - u32 lscyl0:8; - u32 lscyl1:8; - - u32 lscyl2:8; -#ifdef __BIGENDIAN - u32 reserved2:6; - u32 rpl:2; /* rotational position locking */ -#else - u32 rpl:2; /* rotational position locking */ - u32 reserved2:6; -#endif - u32 rot_off:8; - u32 reserved3:8; - - u32 med_rot_rate:16; - u32 reserved4:16; -}; - -/* - * SCSI caching mode page - */ -struct scsi_mp_caching_s{ -#ifdef __BIGENDIAN - u8 ps:1; - u8 res1:1; - u8 page_code:6; -#else - u8 page_code:6; - u8 res1:1; - u8 ps:1; -#endif - u8 page_len; -#ifdef __BIGENDIAN - u8 ic:1; /* initiator control */ - u8 abpf:1; /* abort pre-fetch */ - u8 cap:1; /* caching analysis permitted */ - u8 disc:1; /* discontinuity */ - u8 size:1; /* size enable */ - u8 wce:1; /* write cache enable */ - u8 mf:1; /* multiplication factor */ - u8 rcd:1; /* read cache disable */ - - u8 drrp:4; /* demand read retention priority */ - u8 wrp:4; /* write retention priority */ -#else - u8 rcd:1; /* read cache disable */ - u8 mf:1; /* multiplication factor */ - u8 wce:1; /* write cache enable */ - u8 size:1; /* size enable */ - u8 disc:1; /* discontinuity */ - u8 cap:1; /* caching analysis permitted */ - u8 abpf:1; /* abort pre-fetch */ - u8 ic:1; /* initiator control */ - - u8 wrp:4; /* write retention priority */ - u8 drrp:4; /* demand read retention priority */ -#endif - u8 dptl[2];/* disable pre-fetch transfer length */ - u8 min_prefetch[2]; - u8 max_prefetch[2]; - u8 max_prefetch_limit[2]; -#ifdef __BIGENDIAN - u8 fsw:1; /* force sequential write */ - u8 lbcss:1;/* logical block cache segment size */ - u8 dra:1; /* disable read ahead */ - u8 vs:2; /* vendor specific */ - u8 res2:3; -#else - u8 res2:3; - u8 vs:2; /* vendor specific */ - u8 dra:1; /* disable read ahead */ - u8 lbcss:1;/* logical block cache segment size */ - u8 fsw:1; /* force sequential write */ -#endif - u8 num_cache_segs; - - u8 cache_seg_size[2]; - u8 res3; - u8 non_cache_seg_size[3]; -}; - -/* - * SCSI control mode page - */ -struct scsi_mp_control_page_s{ -#ifdef __BIGENDIAN -u8 ps:1; -u8 reserved1:1; -u8 page_code:6; -#else -u8 page_code:6; -u8 reserved1:1; -u8 ps:1; -#endif - u8 page_len; -#ifdef __BIGENDIAN - u8 tst:3; /* task set type */ - u8 reserved3:3; - u8 gltsd:1; /* global logging target save disable */ - u8 rlec:1; /* report log exception condition */ - - u8 qalgo_mod:4; /* queue alogorithm modifier */ - u8 reserved4:1; - u8 qerr:2; /* queue error management */ - u8 dque:1; /* disable queuing */ - - u8 reserved5:1; - u8 rac:1; /* report a check */ - u8 reserved6:2; - u8 swp:1; /* software write protect */ - u8 raerp:1; /* ready AER permission */ - u8 uaaerp:1; /* unit attenstion AER permission */ - u8 eaerp:1; /* error AER permission */ - - u8 reserved7:5; - u8 autoload_mod:3; -#else - u8 rlec:1; /* report log exception condition */ - u8 gltsd:1; /* global logging target save disable */ - u8 reserved3:3; - u8 tst:3; /* task set type */ - - u8 dque:1; /* disable queuing */ - u8 qerr:2; /* queue error management */ - u8 reserved4:1; - u8 qalgo_mod:4; /* queue alogorithm modifier */ - - u8 eaerp:1; /* error AER permission */ - u8 uaaerp:1; /* unit attenstion AER permission */ - u8 raerp:1; /* ready AER permission */ - u8 swp:1; /* software write protect */ - u8 reserved6:2; - u8 rac:1; /* report a check */ - u8 reserved5:1; - - u8 autoload_mod:3; - u8 reserved7:5; -#endif - u8 rahp_msb; /* ready AER holdoff period - MSB */ - u8 rahp_lsb; /* ready AER holdoff period - LSB */ - - u8 busy_timeout_period_msb; - u8 busy_timeout_period_lsb; - - u8 ext_selftest_compl_time_msb; - u8 ext_selftest_compl_time_lsb; -}; - -/* - * SCSI medium types supported mode page - */ -struct scsi_mp_medium_types_sup_s{ -#ifdef __BIGENDIAN - u8 ps:1; - u8 reserved1:1; - u8 page_code:6; -#else - u8 page_code:6; - u8 reserved1:1; - u8 ps:1; -#endif - u8 page_len; - - u8 reserved3[2]; - u8 med_type1_sup; /* medium type one supported */ - u8 med_type2_sup; /* medium type two supported */ - u8 med_type3_sup; /* medium type three supported */ - u8 med_type4_sup; /* medium type four supported */ -}; - -/* - * SCSI informational exception control mode page - */ -struct scsi_mp_info_excpt_cntl_s{ -#ifdef __BIGENDIAN - u8 ps:1; - u8 reserved1:1; - u8 page_code:6; -#else - u8 page_code:6; - u8 reserved1:1; - u8 ps:1; -#endif - u8 page_len; -#ifdef __BIGENDIAN - u8 perf:1; /* performance */ - u8 reserved3:1; - u8 ebf:1; /* enable background fucntion */ - u8 ewasc:1; /* enable warning */ - u8 dexcpt:1; /* disable exception control */ - u8 test:1; /* enable test device failure - * notification - */ - u8 reserved4:1; - u8 log_error:1; - - u8 reserved5:4; - u8 mrie:4; /* method of reporting info - * exceptions - */ -#else - u8 log_error:1; - u8 reserved4:1; - u8 test:1; /* enable test device failure - * notification - */ - u8 dexcpt:1; /* disable exception control */ - u8 ewasc:1; /* enable warning */ - u8 ebf:1; /* enable background fucntion */ - u8 reserved3:1; - u8 perf:1; /* performance */ - - u8 mrie:4; /* method of reporting info - * exceptions - */ - u8 reserved5:4; -#endif - u8 interval_timer_msb; - u8 interval_timer_lsb; - - u8 report_count_msb; - u8 report_count_lsb; -}; - -/* - * Methods of reporting informational exceptions - */ -#define SCSI_MP_IEC_NO_REPORT 0x0 /* no reporting of exceptions */ -#define SCSI_MP_IEC_AER 0x1 /* async event reporting */ -#define SCSI_MP_IEC_UNIT_ATTN 0x2 /* generate unit attenstion */ -#define SCSI_MO_IEC_COND_REC_ERR 0x3 /* conditionally generate recovered - * error - */ -#define SCSI_MP_IEC_UNCOND_REC_ERR 0x4 /* unconditionally generate recovered - * error - */ -#define SCSI_MP_IEC_NO_SENSE 0x5 /* generate no sense */ -#define SCSI_MP_IEC_ON_REQUEST 0x6 /* only report exceptions on request */ - -/* - * SCSI flexible disk page - */ -struct scsi_mp_flexible_disk_s{ -#ifdef __BIGENDIAN - u8 ps:1; - u8 reserved1:1; - u8 page_code:6; -#else - u8 page_code:6; - u8 reserved1:1; - u8 ps:1; -#endif - u8 page_len; - - u8 transfer_rate_msb; - u8 transfer_rate_lsb; - - u8 num_heads; - u8 num_sectors; - - u8 bytes_per_sector_msb; - u8 bytes_per_sector_lsb; - - u8 num_cylinders_msb; - u8 num_cylinders_lsb; - - u8 sc_wpc_msb; /* starting cylinder-write - * precompensation msb - */ - u8 sc_wpc_lsb; /* starting cylinder-write - * precompensation lsb - */ - u8 sc_rwc_msb; /* starting cylinder-reduced write - * current msb - */ - u8 sc_rwc_lsb; /* starting cylinder-reduced write - * current lsb - */ - - u8 dev_step_rate_msb; - u8 dev_step_rate_lsb; - - u8 dev_step_pulse_width; - - u8 head_sd_msb; /* head settle delay msb */ - u8 head_sd_lsb; /* head settle delay lsb */ - - u8 motor_on_delay; - u8 motor_off_delay; -#ifdef __BIGENDIAN - u8 trdy:1; /* true ready bit */ - u8 ssn:1; /* start sector number bit */ - u8 mo:1; /* motor on bit */ - u8 reserved3:5; - - u8 reserved4:4; - u8 spc:4; /* step pulse per cylinder */ -#else - u8 reserved3:5; - u8 mo:1; /* motor on bit */ - u8 ssn:1; /* start sector number bit */ - u8 trdy:1; /* true ready bit */ - - u8 spc:4; /* step pulse per cylinder */ - u8 reserved4:4; -#endif - u8 write_comp; - u8 head_load_delay; - u8 head_unload_delay; -#ifdef __BIGENDIAN - u8 pin34:4; /* pin34 usage */ - u8 pin2:4; /* pin2 usage */ - - u8 pin4:4; /* pin4 usage */ - u8 pin1:4; /* pin1 usage */ -#else - u8 pin2:4; /* pin2 usage */ - u8 pin34:4; /* pin34 usage */ - - u8 pin1:4; /* pin1 usage */ - u8 pin4:4; /* pin4 usage */ -#endif - u8 med_rot_rate_msb; - u8 med_rot_rate_lsb; - - u8 reserved5[2]; -}; - -struct scsi_mode_page_format_data6_s{ - struct scsi_mode_param_header6_s mph; /* mode page header */ - struct scsi_mode_param_desc_s desc; /* block descriptor */ - struct scsi_mp_format_device_s format; /* format device data */ -}; - -struct scsi_mode_page_format_data10_s{ - struct scsi_mode_param_header10_s mph; /* mode page header */ - struct scsi_mode_param_desc_s desc; /* block descriptor */ - struct scsi_mp_format_device_s format; /* format device data */ -}; - -struct scsi_mode_page_rdg_data6_s{ - struct scsi_mode_param_header6_s mph; /* mode page header */ - struct scsi_mode_param_desc_s desc; /* block descriptor */ - struct scsi_mp_rigid_device_geometry_s rdg; - /* rigid geometry data */ -}; - -struct scsi_mode_page_rdg_data10_s{ - struct scsi_mode_param_header10_s mph; /* mode page header */ - struct scsi_mode_param_desc_s desc; /* block descriptor */ - struct scsi_mp_rigid_device_geometry_s rdg; - /* rigid geometry data */ -}; - -struct scsi_mode_page_cache6_s{ - struct scsi_mode_param_header6_s mph; /* mode page header */ - struct scsi_mode_param_desc_s desc; /* block descriptor */ - struct scsi_mp_caching_s cache; /* cache page data */ -}; - -struct scsi_mode_page_cache10_s{ - struct scsi_mode_param_header10_s mph; /* mode page header */ - struct scsi_mode_param_desc_s desc; /* block descriptor */ - struct scsi_mp_caching_s cache; /* cache page data */ -}; - -/* -------------------------------------------------------------- - * Format Unit command - * ------------------------------------------------------------ - */ - -/* - * Format Unit CDB - */ -struct scsi_format_unit_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 res1:3; - u8 fmtdata:1; /* if set, data out phase has format - * data - */ - u8 cmplst:1; /* if set, defect list is complete */ - u8 def_list:3; /* format of defect descriptor is - * fmtdata =1 - */ -#else - u8 def_list:3; /* format of defect descriptor is - * fmtdata = 1 - */ - u8 cmplst:1; /* if set, defect list is complete */ - u8 fmtdata:1; /* if set, data out phase has format - * data - */ - u8 res1:3; -#endif - u8 interleave_msb; - u8 interleave_lsb; - u8 vendor_spec; - u8 control; -}; - -/* - * h - */ -struct scsi_reserve6_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 reserved:3; - u8 obsolete:4; - u8 extent:1; -#else - u8 extent:1; - u8 obsolete:4; - u8 reserved:3; -#endif - u8 reservation_id; - u16 param_list_len; - u8 control; -}; - -/* - * h - */ -struct scsi_release6_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 reserved1:3; - u8 obsolete:4; - u8 extent:1; -#else - u8 extent:1; - u8 obsolete:4; - u8 reserved1:3; -#endif - u8 reservation_id; - u16 reserved2; - u8 control; -}; - -/* - * h - */ -struct scsi_reserve10_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 reserved1:3; - u8 third_party:1; - u8 reserved2:2; - u8 long_id:1; - u8 extent:1; -#else - u8 extent:1; - u8 long_id:1; - u8 reserved2:2; - u8 third_party:1; - u8 reserved1:3; -#endif - u8 reservation_id; - u8 third_pty_dev_id; - u8 reserved3; - u8 reserved4; - u8 reserved5; - u16 param_list_len; - u8 control; -}; - -struct scsi_release10_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 reserved1:3; - u8 third_party:1; - u8 reserved2:2; - u8 long_id:1; - u8 extent:1; -#else - u8 extent:1; - u8 long_id:1; - u8 reserved2:2; - u8 third_party:1; - u8 reserved1:3; -#endif - u8 reservation_id; - u8 third_pty_dev_id; - u8 reserved3; - u8 reserved4; - u8 reserved5; - u16 param_list_len; - u8 control; -}; - -struct scsi_verify10_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 lun:3; - u8 dpo:1; - u8 reserved:2; - u8 bytchk:1; - u8 reladdr:1; -#else - u8 reladdr:1; - u8 bytchk:1; - u8 reserved:2; - u8 dpo:1; - u8 lun:3; -#endif - u8 lba0; - u8 lba1; - u8 lba2; - u8 lba3; - u8 reserved1; - u8 verification_len0; - u8 verification_len1; - u8 control_byte; -}; - -struct scsi_request_sense_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 lun:3; - u8 reserved:5; -#else - u8 reserved:5; - u8 lun:3; -#endif - u8 reserved0; - u8 reserved1; - u8 alloc_len; - u8 control_byte; -}; - -/* ------------------------------------------------------------ - * SCSI status byte values - * ------------------------------------------------------------ - */ -#define SCSI_STATUS_GOOD 0x00 -#define SCSI_STATUS_CHECK_CONDITION 0x02 -#define SCSI_STATUS_CONDITION_MET 0x04 -#define SCSI_STATUS_BUSY 0x08 -#define SCSI_STATUS_INTERMEDIATE 0x10 -#define SCSI_STATUS_ICM 0x14 /* intermediate condition met */ -#define SCSI_STATUS_RESERVATION_CONFLICT 0x18 -#define SCSI_STATUS_COMMAND_TERMINATED 0x22 -#define SCSI_STATUS_QUEUE_FULL 0x28 -#define SCSI_STATUS_ACA_ACTIVE 0x30 - -#define SCSI_MAX_ALLOC_LEN 0xFF /* maximum allocarion length - * in CDBs - */ - -#define SCSI_OP_WRITE_VERIFY10 0x2E -#define SCSI_OP_WRITE_VERIFY12 0xAE -#define SCSI_OP_UNDEF 0xFF - -/* - * SCSI WRITE-VERIFY(10) command - */ -struct scsi_write_verify10_s{ - u8 opcode; -#ifdef __BIGENDIAN - u8 reserved1:3; - u8 dpo:1; /* Disable Page Out */ - u8 reserved2:1; - u8 ebp:1; /* erse by-pass */ - u8 bytchk:1; /* byte check */ - u8 rel_adr:1; /* relative address */ -#else - u8 rel_adr:1; /* relative address */ - u8 bytchk:1; /* byte check */ - u8 ebp:1; /* erse by-pass */ - u8 reserved2:1; - u8 dpo:1; /* Disable Page Out */ - u8 reserved1:3; -#endif - u8 lba0; /* logical block address - MSB */ - u8 lba1; - u8 lba2; - u8 lba3; /* LSB */ - u8 reserved3; - u8 xfer_length0; /* transfer length in blocks - MSB */ - u8 xfer_length1; /* LSB */ - u8 control; -}; - -#pragma pack() - -#endif /* __SCSI_H__ */ diff --git a/drivers/scsi/bfa/include/protocol/types.h b/drivers/scsi/bfa/include/protocol/types.h deleted file mode 100644 index 2875a6cced3..00000000000 --- a/drivers/scsi/bfa/include/protocol/types.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * types.h Protocol defined base types - */ - -#ifndef __TYPES_H__ -#define __TYPES_H__ - -#include <bfa_os_inc.h> - -#define wwn_t u64 -#define lun_t u64 - -#define WWN_NULL (0) -#define FC_SYMNAME_MAX 256 /* max name server symbolic name size */ -#define FC_ALPA_MAX 128 - -#pragma pack(1) - -#define MAC_ADDRLEN (6) -struct mac_s { u8 mac[MAC_ADDRLEN]; }; -#define mac_t struct mac_s - -#pragma pack() - -#endif diff --git a/drivers/scsi/bfa/loop.c b/drivers/scsi/bfa/loop.c deleted file mode 100644 index f6342efb6a9..00000000000 --- a/drivers/scsi/bfa/loop.c +++ /dev/null @@ -1,213 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * port_loop.c vport private loop implementation. - */ -#include <bfa.h> -#include <bfa_svc.h> -#include "fcs_lport.h" -#include "fcs_rport.h" -#include "fcs_trcmod.h" -#include "lport_priv.h" - -BFA_TRC_FILE(FCS, LOOP); - -/** - * ALPA to LIXA bitmap mapping - * - * ALPA 0x00 (Word 0, Bit 30) is invalid for N_Ports. Also Word 0 Bit 31 - * is for L_bit (login required) and is filled as ALPA 0x00 here. - */ -static const u8 port_loop_alpa_map[] = { - 0xEF, 0xE8, 0xE4, 0xE2, 0xE1, 0xE0, 0xDC, 0xDA, /* Word 3 Bits 0..7 */ - 0xD9, 0xD6, 0xD5, 0xD4, 0xD3, 0xD2, 0xD1, 0xCE, /* Word 3 Bits 8..15 */ - 0xCD, 0xCC, 0xCB, 0xCA, 0xC9, 0xC7, 0xC6, 0xC5, /* Word 3 Bits 16..23 */ - 0xC3, 0xBC, 0xBA, 0xB9, 0xB6, 0xB5, 0xB4, 0xB3, /* Word 3 Bits 24..31 */ - - 0xB2, 0xB1, 0xAE, 0xAD, 0xAC, 0xAB, 0xAA, 0xA9, /* Word 2 Bits 0..7 */ - 0xA7, 0xA6, 0xA5, 0xA3, 0x9F, 0x9E, 0x9D, 0x9B, /* Word 2 Bits 8..15 */ - 0x98, 0x97, 0x90, 0x8F, 0x88, 0x84, 0x82, 0x81, /* Word 2 Bits 16..23 */ - 0x80, 0x7C, 0x7A, 0x79, 0x76, 0x75, 0x74, 0x73, /* Word 2 Bits 24..31 */ - - 0x72, 0x71, 0x6E, 0x6D, 0x6C, 0x6B, 0x6A, 0x69, /* Word 1 Bits 0..7 */ - 0x67, 0x66, 0x65, 0x63, 0x5C, 0x5A, 0x59, 0x56, /* Word 1 Bits 8..15 */ - 0x55, 0x54, 0x53, 0x52, 0x51, 0x4E, 0x4D, 0x4C, /* Word 1 Bits 16..23 */ - 0x4B, 0x4A, 0x49, 0x47, 0x46, 0x45, 0x43, 0x3C, /* Word 1 Bits 24..31 */ - - 0x3A, 0x39, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31, /* Word 0 Bits 0..7 */ - 0x2E, 0x2D, 0x2C, 0x2B, 0x2A, 0x29, 0x27, 0x26, /* Word 0 Bits 8..15 */ - 0x25, 0x23, 0x1F, 0x1E, 0x1D, 0x1B, 0x18, 0x17, /* Word 0 Bits 16..23 */ - 0x10, 0x0F, 0x08, 0x04, 0x02, 0x01, 0x00, 0x00, /* Word 0 Bits 24..31 */ -}; - -/* - * Local Functions - */ -static bfa_status_t bfa_fcs_port_loop_send_plogi(struct bfa_fcs_port_s *port, - u8 alpa); - -static void bfa_fcs_port_loop_plogi_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -/** - * Called by port to initializar in provate LOOP topology. - */ -void -bfa_fcs_port_loop_init(struct bfa_fcs_port_s *port) -{ -} - -/** - * Called by port to notify transition to online state. - */ -void -bfa_fcs_port_loop_online(struct bfa_fcs_port_s *port) -{ - - u8 num_alpa = port->port_topo.ploop.num_alpa; - u8 *alpa_pos_map = port->port_topo.ploop.alpa_pos_map; - struct bfa_fcs_rport_s *r_port; - int ii = 0; - - /* - * If the port role is Initiator Mode, create Rports. - */ - if (port->port_cfg.roles == BFA_PORT_ROLE_FCP_IM) { - /* - * Check if the ALPA positional bitmap is available. - * if not, we send PLOGI to all possible ALPAs. - */ - if (num_alpa > 0) { - for (ii = 0; ii < num_alpa; ii++) { - /* - * ignore ALPA of bfa port - */ - if (alpa_pos_map[ii] != port->pid) { - r_port = bfa_fcs_rport_create(port, - alpa_pos_map[ii]); - } - } - } else { - for (ii = 0; ii < MAX_ALPA_COUNT; ii++) { - /* - * ignore ALPA of bfa port - */ - if ((port_loop_alpa_map[ii] > 0) - && (port_loop_alpa_map[ii] != port->pid)) - bfa_fcs_port_loop_send_plogi(port, - port_loop_alpa_map[ii]); - /**TBD */ - } - } - } else { - /* - * TBD Target Mode ?? - */ - } - -} - -/** - * Called by port to notify transition to offline state. - */ -void -bfa_fcs_port_loop_offline(struct bfa_fcs_port_s *port) -{ - -} - -/** - * Called by port to notify a LIP on the loop. - */ -void -bfa_fcs_port_loop_lip(struct bfa_fcs_port_s *port) -{ -} - -/** - * Local Functions. - */ -static bfa_status_t -bfa_fcs_port_loop_send_plogi(struct bfa_fcs_port_s *port, u8 alpa) -{ - struct fchs_s fchs; - struct bfa_fcxp_s *fcxp = NULL; - int len; - - bfa_trc(port->fcs, alpa); - - fcxp = bfa_fcxp_alloc(NULL, port->fcs->bfa, 0, 0, NULL, NULL, NULL, - NULL); - bfa_assert(fcxp); - - len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), alpa, - bfa_fcs_port_get_fcid(port), 0, - port->port_cfg.pwwn, port->port_cfg.nwwn, - bfa_fcport_get_maxfrsize(port->fcs->bfa)); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, - bfa_fcs_port_loop_plogi_response, (void *)port, - FC_MAX_PDUSZ, FC_RA_TOV); - - return BFA_STATUS_OK; -} - -/** - * Called by fcxp to notify the Plogi response - */ -static void -bfa_fcs_port_loop_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_s *port = (struct bfa_fcs_port_s *) cbarg; - struct fc_logi_s *plogi_resp; - struct fc_els_cmd_s *els_cmd; - - bfa_trc(port->fcs, req_status); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - /* - * @todo - * This could mean that the device with this APLA does not - * exist on the loop. - */ - - return; - } - - els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); - plogi_resp = (struct fc_logi_s *) els_cmd; - - if (els_cmd->els_code == FC_ELS_ACC) { - bfa_fcs_rport_start(port, rsp_fchs, plogi_resp); - } else { - bfa_trc(port->fcs, plogi_resp->els_cmd.els_code); - bfa_assert(0); - } -} diff --git a/drivers/scsi/bfa/lport_api.c b/drivers/scsi/bfa/lport_api.c deleted file mode 100644 index 72b3f508d0e..00000000000 --- a/drivers/scsi/bfa/lport_api.c +++ /dev/null @@ -1,303 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * port_api.c BFA FCS port - */ - -#include <fcs/bfa_fcs.h> -#include <fcs/bfa_fcs_lport.h> -#include <fcs/bfa_fcs_rport.h> -#include "fcs_rport.h" -#include "fcs_fabric.h" -#include "fcs_trcmod.h" -#include "fcs_vport.h" - -BFA_TRC_FILE(FCS, PORT_API); - - - -/** - * fcs_port_api BFA FCS port API - */ - -void -bfa_fcs_cfg_base_port(struct bfa_fcs_s *fcs, struct bfa_port_cfg_s *port_cfg) -{ -} - -struct bfa_fcs_port_s * -bfa_fcs_get_base_port(struct bfa_fcs_s *fcs) -{ - return &fcs->fabric.bport; -} - -wwn_t -bfa_fcs_port_get_rport(struct bfa_fcs_port_s *port, wwn_t wwn, int index, - int nrports, bfa_boolean_t bwwn) -{ - struct list_head *qh, *qe; - struct bfa_fcs_rport_s *rport = NULL; - int i; - struct bfa_fcs_s *fcs; - - if (port == NULL || nrports == 0) - return (wwn_t) 0; - - fcs = port->fcs; - bfa_trc(fcs, (u32) nrports); - - i = 0; - qh = &port->rport_q; - qe = bfa_q_first(qh); - - while ((qe != qh) && (i < nrports)) { - rport = (struct bfa_fcs_rport_s *)qe; - if (bfa_os_ntoh3b(rport->pid) > 0xFFF000) { - qe = bfa_q_next(qe); - bfa_trc(fcs, (u32) rport->pwwn); - bfa_trc(fcs, rport->pid); - bfa_trc(fcs, i); - continue; - } - - if (bwwn) { - if (!memcmp(&wwn, &rport->pwwn, 8)) - break; - } else { - if (i == index) - break; - } - - i++; - qe = bfa_q_next(qe); - } - - bfa_trc(fcs, i); - if (rport) - return rport->pwwn; - else - return (wwn_t) 0; -} - -void -bfa_fcs_port_get_rports(struct bfa_fcs_port_s *port, wwn_t rport_wwns[], - int *nrports) -{ - struct list_head *qh, *qe; - struct bfa_fcs_rport_s *rport = NULL; - int i; - struct bfa_fcs_s *fcs; - - if (port == NULL || rport_wwns == NULL || *nrports == 0) - return; - - fcs = port->fcs; - bfa_trc(fcs, (u32) *nrports); - - i = 0; - qh = &port->rport_q; - qe = bfa_q_first(qh); - - while ((qe != qh) && (i < *nrports)) { - rport = (struct bfa_fcs_rport_s *)qe; - if (bfa_os_ntoh3b(rport->pid) > 0xFFF000) { - qe = bfa_q_next(qe); - bfa_trc(fcs, (u32) rport->pwwn); - bfa_trc(fcs, rport->pid); - bfa_trc(fcs, i); - continue; - } - - rport_wwns[i] = rport->pwwn; - - i++; - qe = bfa_q_next(qe); - } - - bfa_trc(fcs, i); - *nrports = i; - return; -} - -/* - * Iterate's through all the rport's in the given port to - * determine the maximum operating speed. - * - * To be used in TRL Functionality only - */ -enum bfa_pport_speed -bfa_fcs_port_get_rport_max_speed(struct bfa_fcs_port_s *port) -{ - struct list_head *qh, *qe; - struct bfa_fcs_rport_s *rport = NULL; - struct bfa_fcs_s *fcs; - enum bfa_pport_speed max_speed = 0; - struct bfa_pport_attr_s pport_attr; - enum bfa_pport_speed pport_speed, rport_speed; - bfa_boolean_t trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa); - - if (port == NULL) - return 0; - - fcs = port->fcs; - - /* - * Get Physical port's current speed - */ - bfa_fcport_get_attr(port->fcs->bfa, &pport_attr); - pport_speed = pport_attr.speed; - bfa_trc(fcs, pport_speed); - - qh = &port->rport_q; - qe = bfa_q_first(qh); - - while (qe != qh) { - rport = (struct bfa_fcs_rport_s *) qe; - if ((bfa_os_ntoh3b(rport->pid) > 0xFFF000) || - (bfa_fcs_rport_get_state(rport) == - BFA_RPORT_OFFLINE)) { - qe = bfa_q_next(qe); - continue; - } - - rport_speed = rport->rpf.rpsc_speed; - if ((trl_enabled) && (rport_speed == - BFA_PPORT_SPEED_UNKNOWN)) { - /* Use default ratelim speed setting */ - rport_speed = - bfa_fcport_get_ratelim_speed(port->fcs->bfa); - } - - if ((rport_speed == BFA_PPORT_SPEED_8GBPS) || - (rport_speed > pport_speed)) { - max_speed = rport_speed; - break; - } else if (rport_speed > max_speed) { - max_speed = rport_speed; - } - - qe = bfa_q_next(qe); - } - - bfa_trc(fcs, max_speed); - return max_speed; -} - -struct bfa_fcs_port_s * -bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t lpwwn) -{ - struct bfa_fcs_vport_s *vport; - bfa_fcs_vf_t *vf; - - bfa_assert(fcs != NULL); - - vf = bfa_fcs_vf_lookup(fcs, vf_id); - if (vf == NULL) { - bfa_trc(fcs, vf_id); - return NULL; - } - - if (!lpwwn || (vf->bport.port_cfg.pwwn == lpwwn)) - return &vf->bport; - - vport = bfa_fcs_fabric_vport_lookup(vf, lpwwn); - if (vport) - return &vport->lport; - - return NULL; -} - -/* - * API corresponding to VmWare's NPIV_VPORT_GETINFO. - */ -void -bfa_fcs_port_get_info(struct bfa_fcs_port_s *port, - struct bfa_port_info_s *port_info) -{ - - bfa_trc(port->fcs, port->fabric->fabric_name); - - if (port->vport == NULL) { - /* - * This is a Physical port - */ - port_info->port_type = BFA_PORT_TYPE_PHYSICAL; - - /* - * @todo : need to fix the state & reason - */ - port_info->port_state = 0; - port_info->offline_reason = 0; - - port_info->port_wwn = bfa_fcs_port_get_pwwn(port); - port_info->node_wwn = bfa_fcs_port_get_nwwn(port); - - port_info->max_vports_supp = - bfa_lps_get_max_vport(port->fcs->bfa); - port_info->num_vports_inuse = - bfa_fcs_fabric_vport_count(port->fabric); - port_info->max_rports_supp = BFA_FCS_MAX_RPORTS_SUPP; - port_info->num_rports_inuse = port->num_rports; - } else { - /* - * This is a virtual port - */ - port_info->port_type = BFA_PORT_TYPE_VIRTUAL; - - /* - * @todo : need to fix the state & reason - */ - port_info->port_state = 0; - port_info->offline_reason = 0; - - port_info->port_wwn = bfa_fcs_port_get_pwwn(port); - port_info->node_wwn = bfa_fcs_port_get_nwwn(port); - } -} - -void -bfa_fcs_port_get_stats(struct bfa_fcs_port_s *fcs_port, - struct bfa_port_stats_s *port_stats) -{ - bfa_os_memcpy(port_stats, &fcs_port->stats, - sizeof(struct bfa_port_stats_s)); - return; -} - -void -bfa_fcs_port_clear_stats(struct bfa_fcs_port_s *fcs_port) -{ - bfa_os_memset(&fcs_port->stats, 0, sizeof(struct bfa_port_stats_s)); - return; -} - -void -bfa_fcs_port_enable_ipfc_roles(struct bfa_fcs_port_s *fcs_port) -{ - fcs_port->port_cfg.roles |= BFA_PORT_ROLE_FCP_IPFC; - return; -} - -void -bfa_fcs_port_disable_ipfc_roles(struct bfa_fcs_port_s *fcs_port) -{ - fcs_port->port_cfg.roles &= ~BFA_PORT_ROLE_FCP_IPFC; - return; -} - - diff --git a/drivers/scsi/bfa/lport_priv.h b/drivers/scsi/bfa/lport_priv.h deleted file mode 100644 index dbae370a599..00000000000 --- a/drivers/scsi/bfa/lport_priv.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __VP_PRIV_H__ -#define __VP_PRIV_H__ - -#include <fcs/bfa_fcs_lport.h> -#include <fcs/bfa_fcs_vport.h> - -/* - * Functions exported by vps - */ -void bfa_fcs_vport_init(struct bfa_fcs_vport_s *vport); - -/* - * Functions exported by vps - */ -void bfa_fcs_vps_online(struct bfa_fcs_port_s *port); -void bfa_fcs_vps_offline(struct bfa_fcs_port_s *port); -void bfa_fcs_vps_lip(struct bfa_fcs_port_s *port); - -/* - * Functions exported by port_fab - */ -void bfa_fcs_port_fab_init(struct bfa_fcs_port_s *vport); -void bfa_fcs_port_fab_online(struct bfa_fcs_port_s *vport); -void bfa_fcs_port_fab_offline(struct bfa_fcs_port_s *vport); -void bfa_fcs_port_fab_rx_frame(struct bfa_fcs_port_s *port, - u8 *rx_frame, u32 len); - -/* - * Functions exported by VP-NS. - */ -void bfa_fcs_port_ns_init(struct bfa_fcs_port_s *vport); -void bfa_fcs_port_ns_offline(struct bfa_fcs_port_s *vport); -void bfa_fcs_port_ns_online(struct bfa_fcs_port_s *vport); -void bfa_fcs_port_ns_query(struct bfa_fcs_port_s *port); - -/* - * Functions exported by VP-SCN - */ -void bfa_fcs_port_scn_init(struct bfa_fcs_port_s *vport); -void bfa_fcs_port_scn_offline(struct bfa_fcs_port_s *vport); -void bfa_fcs_port_scn_online(struct bfa_fcs_port_s *vport); -void bfa_fcs_port_scn_process_rscn(struct bfa_fcs_port_s *port, - struct fchs_s *rx_frame, u32 len); - -/* - * Functions exported by VP-N2N - */ - -void bfa_fcs_port_n2n_init(struct bfa_fcs_port_s *port); -void bfa_fcs_port_n2n_online(struct bfa_fcs_port_s *port); -void bfa_fcs_port_n2n_offline(struct bfa_fcs_port_s *port); -void bfa_fcs_port_n2n_rx_frame(struct bfa_fcs_port_s *port, - u8 *rx_frame, u32 len); - -/* - * Functions exported by VP-LOOP - */ -void bfa_fcs_port_loop_init(struct bfa_fcs_port_s *port); -void bfa_fcs_port_loop_online(struct bfa_fcs_port_s *port); -void bfa_fcs_port_loop_offline(struct bfa_fcs_port_s *port); -void bfa_fcs_port_loop_lip(struct bfa_fcs_port_s *port); -void bfa_fcs_port_loop_rx_frame(struct bfa_fcs_port_s *port, - u8 *rx_frame, u32 len); - -#endif /* __VP_PRIV_H__ */ diff --git a/drivers/scsi/bfa/ms.c b/drivers/scsi/bfa/ms.c deleted file mode 100644 index 1d579ef2612..00000000000 --- a/drivers/scsi/bfa/ms.c +++ /dev/null @@ -1,759 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - - -#include <bfa.h> -#include <bfa_svc.h> -#include "fcs_lport.h" -#include "fcs_rport.h" -#include "fcs_trcmod.h" -#include "fcs_fcxp.h" -#include "lport_priv.h" - -BFA_TRC_FILE(FCS, MS); - -#define BFA_FCS_MS_CMD_MAX_RETRIES 2 -/* - * forward declarations - */ -static void bfa_fcs_port_ms_send_plogi(void *ms_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_ms_timeout(void *arg); -static void bfa_fcs_port_ms_plogi_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); - -static void bfa_fcs_port_ms_send_gmal(void *ms_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_ms_gmal_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_ms_send_gfn(void *ms_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_ms_gfn_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -/** - * fcs_ms_sm FCS MS state machine - */ - -/** - * MS State Machine events - */ -enum port_ms_event { - MSSM_EVENT_PORT_ONLINE = 1, - MSSM_EVENT_PORT_OFFLINE = 2, - MSSM_EVENT_RSP_OK = 3, - MSSM_EVENT_RSP_ERROR = 4, - MSSM_EVENT_TIMEOUT = 5, - MSSM_EVENT_FCXP_SENT = 6, - MSSM_EVENT_PORT_FABRIC_RSCN = 7 -}; - -static void bfa_fcs_port_ms_sm_offline(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_plogi_sending(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_plogi(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_plogi_retry(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_gmal_sending(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_gmal(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_gmal_retry(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_gfn_sending(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_gfn(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_gfn_retry(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -static void bfa_fcs_port_ms_sm_online(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event); -/** - * Start in offline state - awaiting NS to send start. - */ -static void -bfa_fcs_port_ms_sm_offline(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_PORT_ONLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_sending); - bfa_fcs_port_ms_send_plogi(ms, NULL); - break; - - case MSSM_EVENT_PORT_OFFLINE: - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -static void -bfa_fcs_port_ms_sm_plogi_sending(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_FCXP_SENT: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi); - break; - - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), - &ms->fcxp_wqe); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -static void -bfa_fcs_port_ms_sm_plogi(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_RSP_ERROR: - /* - * Start timer for a delayed retry - */ - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_retry); - ms->port->stats.ms_retries++; - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), &ms->timer, - bfa_fcs_port_ms_timeout, ms, - BFA_FCS_RETRY_TIMEOUT); - break; - - case MSSM_EVENT_RSP_OK: - /* - * since plogi is done, now invoke MS related sub-modules - */ - bfa_fcs_port_fdmi_online(ms); - - /** - * if this is a Vport, go to online state. - */ - if (ms->port->vport) { - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_online); - break; - } - - /* - * For a base port we need to get the - * switch's IP address. - */ - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_sending); - bfa_fcs_port_ms_send_gmal(ms, NULL); - break; - - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - bfa_fcxp_discard(ms->fcxp); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -static void -bfa_fcs_port_ms_sm_plogi_retry(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_TIMEOUT: - /* - * Retry Timer Expired. Re-send - */ - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_sending); - bfa_fcs_port_ms_send_plogi(ms, NULL); - break; - - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - bfa_timer_stop(&ms->timer); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -static void -bfa_fcs_port_ms_sm_online(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - break; - - case MSSM_EVENT_PORT_FABRIC_RSCN: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending); - ms->retry_cnt = 0; - bfa_fcs_port_ms_send_gfn(ms, NULL); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -static void -bfa_fcs_port_ms_sm_gmal_sending(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_FCXP_SENT: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal); - break; - - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), - &ms->fcxp_wqe); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -static void -bfa_fcs_port_ms_sm_gmal(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_RSP_ERROR: - /* - * Start timer for a delayed retry - */ - if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_retry); - ms->port->stats.ms_retries++; - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), - &ms->timer, bfa_fcs_port_ms_timeout, ms, - BFA_FCS_RETRY_TIMEOUT); - } else { - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending); - bfa_fcs_port_ms_send_gfn(ms, NULL); - ms->retry_cnt = 0; - } - break; - - case MSSM_EVENT_RSP_OK: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending); - bfa_fcs_port_ms_send_gfn(ms, NULL); - break; - - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - bfa_fcxp_discard(ms->fcxp); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -static void -bfa_fcs_port_ms_sm_gmal_retry(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_TIMEOUT: - /* - * Retry Timer Expired. Re-send - */ - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_sending); - bfa_fcs_port_ms_send_gmal(ms, NULL); - break; - - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - bfa_timer_stop(&ms->timer); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -/** - * ms_pvt MS local functions - */ - -static void -bfa_fcs_port_ms_send_gmal(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_ms_s *ms = ms_cbarg; - struct bfa_fcs_port_s *port = ms->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - - bfa_trc(port->fcs, port->pid); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, - bfa_fcs_port_ms_send_gmal, ms); - return; - } - ms->fcxp = fcxp; - - len = fc_gmal_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_fcs_port_get_fcid(port), - bfa_lps_get_peer_nwwn(port->fabric->lps)); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_gmal_response, - (void *)ms, FC_MAX_PDUSZ, FC_FCCT_TOV); - - bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); -} - -static void -bfa_fcs_port_ms_gmal_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)cbarg; - struct bfa_fcs_port_s *port = ms->port; - struct ct_hdr_s *cthdr = NULL; - struct fcgs_gmal_resp_s *gmal_resp; - struct fc_gmal_entry_s *gmal_entry; - u32 num_entries; - u8 *rsp_str; - - bfa_trc(port->fcs, req_status); - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); - return; - } - - cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); - cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); - - if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { - gmal_resp = (struct fcgs_gmal_resp_s *)(cthdr + 1); - num_entries = bfa_os_ntohl(gmal_resp->ms_len); - if (num_entries == 0) { - bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); - return; - } - /* - * The response could contain multiple Entries. - * Entries for SNMP interface, etc. - * We look for the entry with a telnet prefix. - * First "http://" entry refers to IP addr - */ - - gmal_entry = (struct fc_gmal_entry_s *)gmal_resp->ms_ma; - while (num_entries > 0) { - if (strncmp - (gmal_entry->prefix, CT_GMAL_RESP_PREFIX_HTTP, - sizeof(gmal_entry->prefix)) == 0) { - - /* - * if the IP address is terminating with a '/', - * remove it. *Byte 0 consists of the length - * of the string. - */ - rsp_str = &(gmal_entry->prefix[0]); - if (rsp_str[gmal_entry->len - 1] == '/') - rsp_str[gmal_entry->len - 1] = 0; - /* - * copy IP Address to fabric - */ - strncpy(bfa_fcs_port_get_fabric_ipaddr(port), - gmal_entry->ip_addr, - BFA_FCS_FABRIC_IPADDR_SZ); - break; - } else { - --num_entries; - ++gmal_entry; - } - } - - bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); - return; - } - - bfa_trc(port->fcs, cthdr->reason_code); - bfa_trc(port->fcs, cthdr->exp_code); - bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); -} - -static void -bfa_fcs_port_ms_sm_gfn_sending(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_FCXP_SENT: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn); - break; - - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), - &ms->fcxp_wqe); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -static void -bfa_fcs_port_ms_sm_gfn(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_RSP_ERROR: - /* - * Start timer for a delayed retry - */ - if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_retry); - ms->port->stats.ms_retries++; - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), - &ms->timer, bfa_fcs_port_ms_timeout, ms, - BFA_FCS_RETRY_TIMEOUT); - } else { - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_online); - ms->retry_cnt = 0; - } - break; - - case MSSM_EVENT_RSP_OK: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_online); - break; - - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - bfa_fcxp_discard(ms->fcxp); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -static void -bfa_fcs_port_ms_sm_gfn_retry(struct bfa_fcs_port_ms_s *ms, - enum port_ms_event event) -{ - bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); - bfa_trc(ms->port->fcs, event); - - switch (event) { - case MSSM_EVENT_TIMEOUT: - /* - * Retry Timer Expired. Re-send - */ - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending); - bfa_fcs_port_ms_send_gfn(ms, NULL); - break; - - case MSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - bfa_timer_stop(&ms->timer); - break; - - default: - bfa_sm_fault(ms->port->fcs, event); - } -} - -/** - * ms_pvt MS local functions - */ - -static void -bfa_fcs_port_ms_send_gfn(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_ms_s *ms = ms_cbarg; - struct bfa_fcs_port_s *port = ms->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - - bfa_trc(port->fcs, port->pid); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, - bfa_fcs_port_ms_send_gfn, ms); - return; - } - ms->fcxp = fcxp; - - len = fc_gfn_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_fcs_port_get_fcid(port), - bfa_lps_get_peer_nwwn(port->fabric->lps)); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_gfn_response, - (void *)ms, FC_MAX_PDUSZ, FC_FCCT_TOV); - - bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); -} - -static void -bfa_fcs_port_ms_gfn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, - bfa_status_t req_status, u32 rsp_len, - u32 resid_len, struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)cbarg; - struct bfa_fcs_port_s *port = ms->port; - struct ct_hdr_s *cthdr = NULL; - wwn_t *gfn_resp; - - bfa_trc(port->fcs, req_status); - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); - return; - } - - cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); - cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); - - if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { - gfn_resp = (wwn_t *) (cthdr + 1); - /* - * check if it has actually changed - */ - if ((memcmp - ((void *)&bfa_fcs_port_get_fabric_name(port), gfn_resp, - sizeof(wwn_t)) != 0)) - bfa_fcs_fabric_set_fabric_name(port->fabric, *gfn_resp); - bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); - return; - } - - bfa_trc(port->fcs, cthdr->reason_code); - bfa_trc(port->fcs, cthdr->exp_code); - bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); -} - -/** - * ms_pvt MS local functions - */ - -static void -bfa_fcs_port_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_ms_s *ms = ms_cbarg; - struct bfa_fcs_port_s *port = ms->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - - bfa_trc(port->fcs, port->pid); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - port->stats.ms_plogi_alloc_wait++; - bfa_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, - bfa_fcs_port_ms_send_plogi, ms); - return; - } - ms->fcxp = fcxp; - - len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_os_hton3b(FC_MGMT_SERVER), - bfa_fcs_port_get_fcid(port), 0, - port->port_cfg.pwwn, port->port_cfg.nwwn, - bfa_fcport_get_maxfrsize(port->fcs->bfa)); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_plogi_response, - (void *)ms, FC_MAX_PDUSZ, FC_ELS_TOV); - - port->stats.ms_plogi_sent++; - bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); -} - -static void -bfa_fcs_port_ms_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)cbarg; - - struct bfa_fcs_port_s *port = ms->port; - struct fc_els_cmd_s *els_cmd; - struct fc_ls_rjt_s *ls_rjt; - - bfa_trc(port->fcs, req_status); - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - port->stats.ms_plogi_rsp_err++; - bfa_trc(port->fcs, req_status); - bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); - return; - } - - els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); - - switch (els_cmd->els_code) { - - case FC_ELS_ACC: - if (rsp_len < sizeof(struct fc_logi_s)) { - bfa_trc(port->fcs, rsp_len); - port->stats.ms_plogi_acc_err++; - bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); - break; - } - port->stats.ms_plogi_accepts++; - bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); - break; - - case FC_ELS_LS_RJT: - ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); - - bfa_trc(port->fcs, ls_rjt->reason_code); - bfa_trc(port->fcs, ls_rjt->reason_code_expl); - - port->stats.ms_rejects++; - bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); - break; - - default: - port->stats.ms_plogi_unknown_rsp++; - bfa_trc(port->fcs, els_cmd->els_code); - bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); - } -} - -static void -bfa_fcs_port_ms_timeout(void *arg) -{ - struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)arg; - - ms->port->stats.ms_timeouts++; - bfa_sm_send_event(ms, MSSM_EVENT_TIMEOUT); -} - - -void -bfa_fcs_port_ms_init(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); - - ms->port = port; - bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline); - - /* - * Invoke init routines of sub modules. - */ - bfa_fcs_port_fdmi_init(ms); -} - -void -bfa_fcs_port_ms_offline(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); - - ms->port = port; - bfa_sm_send_event(ms, MSSM_EVENT_PORT_OFFLINE); - bfa_fcs_port_fdmi_offline(ms); -} - -void -bfa_fcs_port_ms_online(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); - - ms->port = port; - bfa_sm_send_event(ms, MSSM_EVENT_PORT_ONLINE); -} - -void -bfa_fcs_port_ms_fabric_rscn(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); - - /* - * @todo. Handle this only when in Online state - */ - if (bfa_sm_cmp_state(ms, bfa_fcs_port_ms_sm_online)) - bfa_sm_send_event(ms, MSSM_EVENT_PORT_FABRIC_RSCN); -} diff --git a/drivers/scsi/bfa/n2n.c b/drivers/scsi/bfa/n2n.c deleted file mode 100644 index 73545682434..00000000000 --- a/drivers/scsi/bfa/n2n.c +++ /dev/null @@ -1,105 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * n2n.c n2n implementation. - */ -#include <bfa.h> -#include <bfa_svc.h> -#include "fcs_lport.h" -#include "fcs_rport.h" -#include "fcs_trcmod.h" -#include "lport_priv.h" - -BFA_TRC_FILE(FCS, N2N); - -/** - * Called by fcs/port to initialize N2N topology. - */ -void -bfa_fcs_port_n2n_init(struct bfa_fcs_port_s *port) -{ -} - -/** - * Called by fcs/port to notify transition to online state. - */ -void -bfa_fcs_port_n2n_online(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_n2n_s *n2n_port = &port->port_topo.pn2n; - struct bfa_port_cfg_s *pcfg = &port->port_cfg; - struct bfa_fcs_rport_s *rport; - - bfa_trc(port->fcs, pcfg->pwwn); - - /* - * If our PWWN is > than that of the r-port, we have to initiate PLOGI - * and assign an Address. if not, we need to wait for its PLOGI. - * - * If our PWWN is < than that of the remote port, it will send a PLOGI - * with the PIDs assigned. The rport state machine take care of this - * incoming PLOGI. - */ - if (memcmp - ((void *)&pcfg->pwwn, (void *)&n2n_port->rem_port_wwn, - sizeof(wwn_t)) > 0) { - port->pid = N2N_LOCAL_PID; - /** - * First, check if we know the device by pwwn. - */ - rport = bfa_fcs_port_get_rport_by_pwwn(port, - n2n_port->rem_port_wwn); - if (rport) { - bfa_trc(port->fcs, rport->pid); - bfa_trc(port->fcs, rport->pwwn); - rport->pid = N2N_REMOTE_PID; - bfa_fcs_rport_online(rport); - return; - } - - /* - * In n2n there can be only one rport. Delete the old one whose - * pid should be zero, because it is offline. - */ - if (port->num_rports > 0) { - rport = bfa_fcs_port_get_rport_by_pid(port, 0); - bfa_assert(rport != NULL); - if (rport) { - bfa_trc(port->fcs, rport->pwwn); - bfa_fcs_rport_delete(rport); - } - } - bfa_fcs_rport_create(port, N2N_REMOTE_PID); - } -} - -/** - * Called by fcs/port to notify transition to offline state. - */ -void -bfa_fcs_port_n2n_offline(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_n2n_s *n2n_port = &port->port_topo.pn2n; - - bfa_trc(port->fcs, port->pid); - port->pid = 0; - n2n_port->rem_port_wwn = 0; - n2n_port->reply_oxid = 0; -} - - diff --git a/drivers/scsi/bfa/ns.c b/drivers/scsi/bfa/ns.c deleted file mode 100644 index ae0edcc86ed..00000000000 --- a/drivers/scsi/bfa/ns.c +++ /dev/null @@ -1,1242 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * @page ns_sm_info VPORT NS State Machine - * - * @section ns_sm_interactions VPORT NS State Machine Interactions - * - * @section ns_sm VPORT NS State Machine - * img ns_sm.jpg - */ -#include <bfa.h> -#include <bfa_svc.h> -#include <bfa_iocfc.h> -#include "fcs_lport.h" -#include "fcs_rport.h" -#include "fcs_trcmod.h" -#include "fcs_fcxp.h" -#include "fcs.h" -#include "lport_priv.h" - -BFA_TRC_FILE(FCS, NS); - -/* - * forward declarations - */ -static void bfa_fcs_port_ns_send_plogi(void *ns_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_ns_send_rspn_id(void *ns_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_ns_send_rft_id(void *ns_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_ns_send_rff_id(void *ns_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_ns_send_gid_ft(void *ns_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_ns_timeout(void *arg); -static void bfa_fcs_port_ns_plogi_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_ns_rspn_id_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_ns_rft_id_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_ns_rff_id_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_ns_gid_ft_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_ns_process_gidft_pids(struct bfa_fcs_port_s *port, - u32 *pid_buf, - u32 n_pids); - -static void bfa_fcs_port_ns_boot_target_disc(struct bfa_fcs_port_s *port); -/** - * fcs_ns_sm FCS nameserver interface state machine - */ - -/** - * VPort NS State Machine events - */ -enum vport_ns_event { - NSSM_EVENT_PORT_ONLINE = 1, - NSSM_EVENT_PORT_OFFLINE = 2, - NSSM_EVENT_PLOGI_SENT = 3, - NSSM_EVENT_RSP_OK = 4, - NSSM_EVENT_RSP_ERROR = 5, - NSSM_EVENT_TIMEOUT = 6, - NSSM_EVENT_NS_QUERY = 7, - NSSM_EVENT_RSPNID_SENT = 8, - NSSM_EVENT_RFTID_SENT = 9, - NSSM_EVENT_RFFID_SENT = 10, - NSSM_EVENT_GIDFT_SENT = 11, -}; - -static void bfa_fcs_port_ns_sm_offline(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_plogi_sending(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_plogi(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_plogi_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_sending_rspn_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_rspn_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_rspn_id_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_sending_rft_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_rft_id_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_rft_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_sending_rff_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_rff_id_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_rff_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_sending_gid_ft(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_gid_ft(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_gid_ft_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -static void bfa_fcs_port_ns_sm_online(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event); -/** - * Start in offline state - awaiting linkup - */ -static void -bfa_fcs_port_ns_sm_offline(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_PORT_ONLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_plogi_sending); - bfa_fcs_port_ns_send_plogi(ns, NULL); - break; - - case NSSM_EVENT_PORT_OFFLINE: - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_plogi_sending(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_PLOGI_SENT: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_plogi); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), - &ns->fcxp_wqe); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_plogi(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_RSP_ERROR: - /* - * Start timer for a delayed retry - */ - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_plogi_retry); - ns->port->stats.ns_retries++; - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer, - bfa_fcs_port_ns_timeout, ns, - BFA_FCS_RETRY_TIMEOUT); - break; - - case NSSM_EVENT_RSP_OK: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rspn_id); - bfa_fcs_port_ns_send_rspn_id(ns, NULL); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_fcxp_discard(ns->fcxp); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_plogi_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_TIMEOUT: - /* - * Retry Timer Expired. Re-send - */ - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_plogi_sending); - bfa_fcs_port_ns_send_plogi(ns, NULL); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_timer_stop(&ns->timer); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_sending_rspn_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_RSPNID_SENT: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rspn_id); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), - &ns->fcxp_wqe); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_rspn_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_RSP_ERROR: - /* - * Start timer for a delayed retry - */ - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rspn_id_retry); - ns->port->stats.ns_retries++; - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer, - bfa_fcs_port_ns_timeout, ns, - BFA_FCS_RETRY_TIMEOUT); - break; - - case NSSM_EVENT_RSP_OK: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rft_id); - bfa_fcs_port_ns_send_rft_id(ns, NULL); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_fcxp_discard(ns->fcxp); - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_rspn_id_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_TIMEOUT: - /* - * Retry Timer Expired. Re-send - */ - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rspn_id); - bfa_fcs_port_ns_send_rspn_id(ns, NULL); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_timer_stop(&ns->timer); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_sending_rft_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_RFTID_SENT: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rft_id); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), - &ns->fcxp_wqe); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_rft_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_RSP_OK: - /* - * Now move to register FC4 Features - */ - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rff_id); - bfa_fcs_port_ns_send_rff_id(ns, NULL); - break; - - case NSSM_EVENT_RSP_ERROR: - /* - * Start timer for a delayed retry - */ - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rft_id_retry); - ns->port->stats.ns_retries++; - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer, - bfa_fcs_port_ns_timeout, ns, - BFA_FCS_RETRY_TIMEOUT); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_fcxp_discard(ns->fcxp); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_rft_id_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_TIMEOUT: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rft_id); - bfa_fcs_port_ns_send_rft_id(ns, NULL); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_timer_stop(&ns->timer); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_sending_rff_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_RFFID_SENT: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rff_id); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), - &ns->fcxp_wqe); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_rff_id(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_RSP_OK: - - /* - * If min cfg mode is enabled, we donot initiate rport - * discovery with the fabric. Instead, we will retrieve the - * boot targets from HAL/FW. - */ - if (__fcs_min_cfg(ns->port->fcs)) { - bfa_fcs_port_ns_boot_target_disc(ns->port); - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_online); - return; - } - - /* - * If the port role is Initiator Mode issue NS query. - * If it is Target Mode, skip this and go to online. - */ - if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) { - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_gid_ft); - bfa_fcs_port_ns_send_gid_ft(ns, NULL); - } else if (BFA_FCS_VPORT_IS_TARGET_MODE(ns->port)) { - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_online); - } - /* - * kick off mgmt srvr state machine - */ - bfa_fcs_port_ms_online(ns->port); - break; - - case NSSM_EVENT_RSP_ERROR: - /* - * Start timer for a delayed retry - */ - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rff_id_retry); - ns->port->stats.ns_retries++; - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer, - bfa_fcs_port_ns_timeout, ns, - BFA_FCS_RETRY_TIMEOUT); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_fcxp_discard(ns->fcxp); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_rff_id_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_TIMEOUT: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rff_id); - bfa_fcs_port_ns_send_rff_id(ns, NULL); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_timer_stop(&ns->timer); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} -static void -bfa_fcs_port_ns_sm_sending_gid_ft(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_GIDFT_SENT: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_gid_ft); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), - &ns->fcxp_wqe); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_gid_ft(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_RSP_OK: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_online); - break; - - case NSSM_EVENT_RSP_ERROR: - /* - * TBD: for certain reject codes, we don't need to retry - */ - /* - * Start timer for a delayed retry - */ - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_gid_ft_retry); - ns->port->stats.ns_retries++; - bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer, - bfa_fcs_port_ns_timeout, ns, - BFA_FCS_RETRY_TIMEOUT); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_fcxp_discard(ns->fcxp); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_gid_ft_retry(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_TIMEOUT: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_gid_ft); - bfa_fcs_port_ns_send_gid_ft(ns, NULL); - break; - - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - bfa_timer_stop(&ns->timer); - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - -static void -bfa_fcs_port_ns_sm_online(struct bfa_fcs_port_ns_s *ns, - enum vport_ns_event event) -{ - bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); - bfa_trc(ns->port->fcs, event); - - switch (event) { - case NSSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); - break; - - case NSSM_EVENT_NS_QUERY: - /* - * If the port role is Initiator Mode issue NS query. - * If it is Target Mode, skip this and go to online. - */ - if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) { - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_gid_ft); - bfa_fcs_port_ns_send_gid_ft(ns, NULL); - }; - break; - - default: - bfa_sm_fault(ns->port->fcs, event); - } -} - - - -/** - * ns_pvt Nameserver local functions - */ - -static void -bfa_fcs_port_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_ns_s *ns = ns_cbarg; - struct bfa_fcs_port_s *port = ns->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - - bfa_trc(port->fcs, port->pid); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - port->stats.ns_plogi_alloc_wait++; - bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, - bfa_fcs_port_ns_send_plogi, ns); - return; - } - ns->fcxp = fcxp; - - len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_os_hton3b(FC_NAME_SERVER), - bfa_fcs_port_get_fcid(port), 0, - port->port_cfg.pwwn, port->port_cfg.nwwn, - bfa_fcport_get_maxfrsize(port->fcs->bfa)); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_plogi_response, - (void *)ns, FC_MAX_PDUSZ, FC_ELS_TOV); - port->stats.ns_plogi_sent++; - - bfa_sm_send_event(ns, NSSM_EVENT_PLOGI_SENT); -} - -static void -bfa_fcs_port_ns_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg; - struct bfa_fcs_port_s *port = ns->port; - /* struct fc_logi_s *plogi_resp; */ - struct fc_els_cmd_s *els_cmd; - struct fc_ls_rjt_s *ls_rjt; - - bfa_trc(port->fcs, req_status); - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - port->stats.ns_plogi_rsp_err++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - return; - } - - els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); - - switch (els_cmd->els_code) { - - case FC_ELS_ACC: - if (rsp_len < sizeof(struct fc_logi_s)) { - bfa_trc(port->fcs, rsp_len); - port->stats.ns_plogi_acc_err++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - break; - } - port->stats.ns_plogi_accepts++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); - break; - - case FC_ELS_LS_RJT: - ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); - - bfa_trc(port->fcs, ls_rjt->reason_code); - bfa_trc(port->fcs, ls_rjt->reason_code_expl); - - port->stats.ns_rejects++; - - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - break; - - default: - port->stats.ns_plogi_unknown_rsp++; - bfa_trc(port->fcs, els_cmd->els_code); - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - } -} - -/** - * Register the symbolic port name. - */ -static void -bfa_fcs_port_ns_send_rspn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_ns_s *ns = ns_cbarg; - struct bfa_fcs_port_s *port = ns->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - u8 symbl[256]; - u8 *psymbl = &symbl[0]; - - bfa_os_memset(symbl, 0, sizeof(symbl)); - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - port->stats.ns_rspnid_alloc_wait++; - bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, - bfa_fcs_port_ns_send_rspn_id, ns); - return; - } - ns->fcxp = fcxp; - - /* - * for V-Port, form a Port Symbolic Name - */ - if (port->vport) { - /**For Vports, - * we append the vport's port symbolic name to that of the base port. - */ - - strncpy((char *)psymbl, - (char *) - &(bfa_fcs_port_get_psym_name - (bfa_fcs_get_base_port(port->fcs))), - strlen((char *) - &bfa_fcs_port_get_psym_name(bfa_fcs_get_base_port - (port->fcs)))); - - /* - * Ensure we have a null terminating string. - */ - ((char *) - psymbl)[strlen((char *) - &bfa_fcs_port_get_psym_name - (bfa_fcs_get_base_port(port->fcs)))] = 0; - - strncat((char *)psymbl, - (char *)&(bfa_fcs_port_get_psym_name(port)), - strlen((char *)&bfa_fcs_port_get_psym_name(port))); - } else { - psymbl = (u8 *) &(bfa_fcs_port_get_psym_name(port)); - } - - len = fc_rspnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_fcs_port_get_fcid(port), 0, psymbl); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_rspn_id_response, - (void *)ns, FC_MAX_PDUSZ, FC_FCCT_TOV); - - port->stats.ns_rspnid_sent++; - - bfa_sm_send_event(ns, NSSM_EVENT_RSPNID_SENT); -} - -static void -bfa_fcs_port_ns_rspn_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg; - struct bfa_fcs_port_s *port = ns->port; - struct ct_hdr_s *cthdr = NULL; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - port->stats.ns_rspnid_rsp_err++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - return; - } - - cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); - cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); - - if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { - port->stats.ns_rspnid_accepts++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); - return; - } - - port->stats.ns_rspnid_rejects++; - bfa_trc(port->fcs, cthdr->reason_code); - bfa_trc(port->fcs, cthdr->exp_code); - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); -} - -/** - * Register FC4-Types - * TBD, Need to retrieve this from the OS driver, in case IPFC is enabled ? - */ -static void -bfa_fcs_port_ns_send_rft_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_ns_s *ns = ns_cbarg; - struct bfa_fcs_port_s *port = ns->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - port->stats.ns_rftid_alloc_wait++; - bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, - bfa_fcs_port_ns_send_rft_id, ns); - return; - } - ns->fcxp = fcxp; - - len = fc_rftid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_fcs_port_get_fcid(port), 0, - port->port_cfg.roles); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_rft_id_response, - (void *)ns, FC_MAX_PDUSZ, FC_FCCT_TOV); - - port->stats.ns_rftid_sent++; - bfa_sm_send_event(ns, NSSM_EVENT_RFTID_SENT); -} - -static void -bfa_fcs_port_ns_rft_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg; - struct bfa_fcs_port_s *port = ns->port; - struct ct_hdr_s *cthdr = NULL; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - port->stats.ns_rftid_rsp_err++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - return; - } - - cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); - cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); - - if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { - port->stats.ns_rftid_accepts++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); - return; - } - - port->stats.ns_rftid_rejects++; - bfa_trc(port->fcs, cthdr->reason_code); - bfa_trc(port->fcs, cthdr->exp_code); - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); -} - -/** -* Register FC4-Features : Should be done after RFT_ID - */ -static void -bfa_fcs_port_ns_send_rff_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_ns_s *ns = ns_cbarg; - struct bfa_fcs_port_s *port = ns->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - u8 fc4_ftrs = 0; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - port->stats.ns_rffid_alloc_wait++; - bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, - bfa_fcs_port_ns_send_rff_id, ns); - return; - } - ns->fcxp = fcxp; - - if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) - fc4_ftrs = FC_GS_FCP_FC4_FEATURE_INITIATOR; - else if (BFA_FCS_VPORT_IS_TARGET_MODE(ns->port)) - fc4_ftrs = FC_GS_FCP_FC4_FEATURE_TARGET; - - len = fc_rffid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_fcs_port_get_fcid(port), 0, FC_TYPE_FCP, - fc4_ftrs); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_rff_id_response, - (void *)ns, FC_MAX_PDUSZ, FC_FCCT_TOV); - - port->stats.ns_rffid_sent++; - bfa_sm_send_event(ns, NSSM_EVENT_RFFID_SENT); -} - -static void -bfa_fcs_port_ns_rff_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg; - struct bfa_fcs_port_s *port = ns->port; - struct ct_hdr_s *cthdr = NULL; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - port->stats.ns_rffid_rsp_err++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - return; - } - - cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); - cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); - - if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { - port->stats.ns_rffid_accepts++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); - return; - } - - port->stats.ns_rffid_rejects++; - bfa_trc(port->fcs, cthdr->reason_code); - bfa_trc(port->fcs, cthdr->exp_code); - - if (cthdr->reason_code == CT_RSN_NOT_SUPP) { - /* - * if this command is not supported, we don't retry - */ - bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); - } else { - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - } -} - -/** - * Query Fabric for FC4-Types Devices. - * -* TBD : Need to use a local (FCS private) response buffer, since the response - * can be larger than 2K. - */ -static void -bfa_fcs_port_ns_send_gid_ft(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_ns_s *ns = ns_cbarg; - struct bfa_fcs_port_s *port = ns->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - - bfa_trc(port->fcs, port->pid); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - port->stats.ns_gidft_alloc_wait++; - bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, - bfa_fcs_port_ns_send_gid_ft, ns); - return; - } - ns->fcxp = fcxp; - - /* - * This query is only initiated for FCP initiator mode. - */ - len = fc_gid_ft_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), ns->port->pid, - FC_TYPE_FCP); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_gid_ft_response, - (void *)ns, bfa_fcxp_get_maxrsp(port->fcs->bfa), - FC_FCCT_TOV); - - port->stats.ns_gidft_sent++; - - bfa_sm_send_event(ns, NSSM_EVENT_GIDFT_SENT); -} - -static void -bfa_fcs_port_ns_gid_ft_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg; - struct bfa_fcs_port_s *port = ns->port; - struct ct_hdr_s *cthdr = NULL; - u32 n_pids; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - port->stats.ns_gidft_rsp_err++; - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - return; - } - - if (resid_len != 0) { - /* - * TBD : we will need to allocate a larger buffer & retry the - * command - */ - bfa_trc(port->fcs, rsp_len); - bfa_trc(port->fcs, resid_len); - return; - } - - cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); - cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code); - - switch (cthdr->cmd_rsp_code) { - - case CT_RSP_ACCEPT: - - port->stats.ns_gidft_accepts++; - n_pids = (fc_get_ctresp_pyld_len(rsp_len) / sizeof(u32)); - bfa_trc(port->fcs, n_pids); - bfa_fcs_port_ns_process_gidft_pids(port, - (u32 *) (cthdr + 1), - n_pids); - bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); - break; - - case CT_RSP_REJECT: - - /* - * Check the reason code & explanation. - * There may not have been any FC4 devices in the fabric - */ - port->stats.ns_gidft_rejects++; - bfa_trc(port->fcs, cthdr->reason_code); - bfa_trc(port->fcs, cthdr->exp_code); - - if ((cthdr->reason_code == CT_RSN_UNABLE_TO_PERF) - && (cthdr->exp_code == CT_NS_EXP_FT_NOT_REG)) { - - bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); - } else { - /* - * for all other errors, retry - */ - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - } - break; - - default: - port->stats.ns_gidft_unknown_rsp++; - bfa_trc(port->fcs, cthdr->cmd_rsp_code); - bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); - } -} - -/** - * This routine will be called by bfa_timer on timer timeouts. - * - * param[in] port - pointer to bfa_fcs_port_t. - * - * return - * void - * -* Special Considerations: - * - * note - */ -static void -bfa_fcs_port_ns_timeout(void *arg) -{ - struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)arg; - - ns->port->stats.ns_timeouts++; - bfa_sm_send_event(ns, NSSM_EVENT_TIMEOUT); -} - -/* - * Process the PID list in GID_FT response - */ -static void -bfa_fcs_port_ns_process_gidft_pids(struct bfa_fcs_port_s *port, - u32 *pid_buf, u32 n_pids) -{ - struct fcgs_gidft_resp_s *gidft_entry; - struct bfa_fcs_rport_s *rport; - u32 ii; - - for (ii = 0; ii < n_pids; ii++) { - gidft_entry = (struct fcgs_gidft_resp_s *) &pid_buf[ii]; - - if (gidft_entry->pid == port->pid) - continue; - - /* - * Check if this rport already exists - */ - rport = bfa_fcs_port_get_rport_by_pid(port, gidft_entry->pid); - if (rport == NULL) { - /* - * this is a new device. create rport - */ - rport = bfa_fcs_rport_create(port, gidft_entry->pid); - } else { - /* - * this rport already exists - */ - bfa_fcs_rport_scn(rport); - } - - bfa_trc(port->fcs, gidft_entry->pid); - - /* - * if the last entry bit is set, bail out. - */ - if (gidft_entry->last) - return; - } -} - -/** - * fcs_ns_public FCS nameserver public interfaces - */ - -/* - * Functions called by port/fab. - * These will send relevant Events to the ns state machine. - */ -void -bfa_fcs_port_ns_init(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); - - ns->port = port; - bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline); -} - -void -bfa_fcs_port_ns_offline(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); - - ns->port = port; - bfa_sm_send_event(ns, NSSM_EVENT_PORT_OFFLINE); -} - -void -bfa_fcs_port_ns_online(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); - - ns->port = port; - bfa_sm_send_event(ns, NSSM_EVENT_PORT_ONLINE); -} - -void -bfa_fcs_port_ns_query(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); - - bfa_trc(port->fcs, port->pid); - bfa_sm_send_event(ns, NSSM_EVENT_NS_QUERY); -} - -static void -bfa_fcs_port_ns_boot_target_disc(struct bfa_fcs_port_s *port) -{ - - struct bfa_fcs_rport_s *rport; - u8 nwwns; - wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX]; - int ii; - - bfa_iocfc_get_bootwwns(port->fcs->bfa, &nwwns, wwns); - - for (ii = 0; ii < nwwns; ++ii) { - rport = bfa_fcs_rport_create_by_wwn(port, wwns[ii]); - bfa_assert(rport); - } -} - - diff --git a/drivers/scsi/bfa/plog.c b/drivers/scsi/bfa/plog.c deleted file mode 100644 index fcb8864d327..00000000000 --- a/drivers/scsi/bfa/plog.c +++ /dev/null @@ -1,184 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa_os_inc.h> -#include <cs/bfa_plog.h> -#include <cs/bfa_debug.h> - -static int -plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec) -{ - if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) - && (pl_rec->log_type != BFA_PL_LOG_TYPE_STRING)) - return 1; - - if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) - && (pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ)) - return 1; - - return 0; -} - -static void -bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec) -{ - u16 tail; - struct bfa_plog_rec_s *pl_recp; - - if (plog->plog_enabled == 0) - return; - - if (plkd_validate_logrec(pl_rec)) { - bfa_assert(0); - return; - } - - tail = plog->tail; - - pl_recp = &(plog->plog_recs[tail]); - - bfa_os_memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s)); - - pl_recp->tv = BFA_TRC_TS(plog); - BFA_PL_LOG_REC_INCR(plog->tail); - - if (plog->head == plog->tail) - BFA_PL_LOG_REC_INCR(plog->head); -} - -void -bfa_plog_init(struct bfa_plog_s *plog) -{ - bfa_os_memset((char *)plog, 0, sizeof(struct bfa_plog_s)); - - bfa_os_memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN); - plog->head = plog->tail = 0; - plog->plog_enabled = 1; -} - -void -bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid, - enum bfa_plog_eid event, - u16 misc, char *log_str) -{ - struct bfa_plog_rec_s lp; - - if (plog->plog_enabled) { - bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); - lp.mid = mid; - lp.eid = event; - lp.log_type = BFA_PL_LOG_TYPE_STRING; - lp.misc = misc; - strncpy(lp.log_entry.string_log, log_str, - BFA_PL_STRING_LOG_SZ - 1); - lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0'; - bfa_plog_add(plog, &lp); - } -} - -void -bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, - enum bfa_plog_eid event, - u16 misc, u32 *intarr, u32 num_ints) -{ - struct bfa_plog_rec_s lp; - u32 i; - - if (num_ints > BFA_PL_INT_LOG_SZ) - num_ints = BFA_PL_INT_LOG_SZ; - - if (plog->plog_enabled) { - bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); - lp.mid = mid; - lp.eid = event; - lp.log_type = BFA_PL_LOG_TYPE_INT; - lp.misc = misc; - - for (i = 0; i < num_ints; i++) - bfa_os_assign(lp.log_entry.int_log[i], - intarr[i]); - - lp.log_num_ints = (u8) num_ints; - - bfa_plog_add(plog, &lp); - } -} - -void -bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, - enum bfa_plog_eid event, - u16 misc, struct fchs_s *fchdr) -{ - struct bfa_plog_rec_s lp; - u32 *tmp_int = (u32 *) fchdr; - u32 ints[BFA_PL_INT_LOG_SZ]; - - if (plog->plog_enabled) { - bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); - - ints[0] = tmp_int[0]; - ints[1] = tmp_int[1]; - ints[2] = tmp_int[4]; - - bfa_plog_intarr(plog, mid, event, misc, ints, 3); - } -} - -void -bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid, - enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr, - u32 pld_w0) -{ - struct bfa_plog_rec_s lp; - u32 *tmp_int = (u32 *) fchdr; - u32 ints[BFA_PL_INT_LOG_SZ]; - - if (plog->plog_enabled) { - bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); - - ints[0] = tmp_int[0]; - ints[1] = tmp_int[1]; - ints[2] = tmp_int[4]; - ints[3] = pld_w0; - - bfa_plog_intarr(plog, mid, event, misc, ints, 4); - } -} - -void -bfa_plog_clear(struct bfa_plog_s *plog) -{ - plog->head = plog->tail = 0; -} - -void -bfa_plog_enable(struct bfa_plog_s *plog) -{ - plog->plog_enabled = 1; -} - -void -bfa_plog_disable(struct bfa_plog_s *plog) -{ - plog->plog_enabled = 0; -} - -bfa_boolean_t -bfa_plog_get_setting(struct bfa_plog_s *plog) -{ - return (bfa_boolean_t)plog->plog_enabled; -} diff --git a/drivers/scsi/bfa/rport_api.c b/drivers/scsi/bfa/rport_api.c deleted file mode 100644 index 15e0c470afd..00000000000 --- a/drivers/scsi/bfa/rport_api.c +++ /dev/null @@ -1,185 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ -#include <bfa.h> -#include <bfa_svc.h> -#include "fcs_vport.h" -#include "fcs_lport.h" -#include "fcs_rport.h" -#include "fcs_trcmod.h" - -BFA_TRC_FILE(FCS, RPORT_API); - -/** - * rport_api.c Remote port implementation. - */ - -/** - * fcs_rport_api FCS rport API. - */ - -/** - * Direct API to add a target by port wwn. This interface is used, for - * example, by bios when target pwwn is known from boot lun configuration. - */ -bfa_status_t -bfa_fcs_rport_add(struct bfa_fcs_port_s *port, wwn_t *pwwn, - struct bfa_fcs_rport_s *rport, - struct bfad_rport_s *rport_drv) -{ - bfa_trc(port->fcs, *pwwn); - - return BFA_STATUS_OK; -} - -/** - * Direct API to remove a target and its associated resources. This - * interface is used, for example, by vmware driver to remove target - * ports from the target list for a VM. - */ -bfa_status_t -bfa_fcs_rport_remove(struct bfa_fcs_rport_s *rport_in) -{ - - struct bfa_fcs_rport_s *rport; - - bfa_trc(rport_in->fcs, rport_in->pwwn); - - rport = bfa_fcs_port_get_rport_by_pwwn(rport_in->port, rport_in->pwwn); - if (rport == NULL) { - /* - * TBD Error handling - */ - bfa_trc(rport_in->fcs, rport_in->pid); - return BFA_STATUS_UNKNOWN_RWWN; - } - - /* - * TBD if this remote port is online, send a logo - */ - return BFA_STATUS_OK; - -} - -/** - * Remote device status for display/debug. - */ -void -bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport, - struct bfa_rport_attr_s *rport_attr) -{ - struct bfa_rport_qos_attr_s qos_attr; - struct bfa_fcs_port_s *port = rport->port; - enum bfa_pport_speed rport_speed = rport->rpf.rpsc_speed; - - bfa_os_memset(rport_attr, 0, sizeof(struct bfa_rport_attr_s)); - - rport_attr->pid = rport->pid; - rport_attr->pwwn = rport->pwwn; - rport_attr->nwwn = rport->nwwn; - rport_attr->cos_supported = rport->fc_cos; - rport_attr->df_sz = rport->maxfrsize; - rport_attr->state = bfa_fcs_rport_get_state(rport); - rport_attr->fc_cos = rport->fc_cos; - rport_attr->cisc = rport->cisc; - rport_attr->scsi_function = rport->scsi_function; - rport_attr->curr_speed = rport->rpf.rpsc_speed; - rport_attr->assigned_speed = rport->rpf.assigned_speed; - - bfa_rport_get_qos_attr(rport->bfa_rport, &qos_attr); - rport_attr->qos_attr = qos_attr; - - rport_attr->trl_enforced = BFA_FALSE; - - if (bfa_fcport_is_ratelim(port->fcs->bfa)) { - if (rport_speed == BFA_PPORT_SPEED_UNKNOWN) { - /* Use default ratelim speed setting */ - rport_speed = - bfa_fcport_get_ratelim_speed(rport->fcs->bfa); - } - if (rport_speed < bfa_fcs_port_get_rport_max_speed(port)) - rport_attr->trl_enforced = BFA_TRUE; - } - - /* - * TODO - * rport->symname - */ -} - -/** - * Per remote device statistics. - */ -void -bfa_fcs_rport_get_stats(struct bfa_fcs_rport_s *rport, - struct bfa_rport_stats_s *stats) -{ - *stats = rport->stats; -} - -void -bfa_fcs_rport_clear_stats(struct bfa_fcs_rport_s *rport) -{ - bfa_os_memset((char *)&rport->stats, 0, - sizeof(struct bfa_rport_stats_s)); -} - -struct bfa_fcs_rport_s * -bfa_fcs_rport_lookup(struct bfa_fcs_port_s *port, wwn_t rpwwn) -{ - struct bfa_fcs_rport_s *rport; - - rport = bfa_fcs_port_get_rport_by_pwwn(port, rpwwn); - if (rport == NULL) { - /* - * TBD Error handling - */ - } - - return rport; -} - -struct bfa_fcs_rport_s * -bfa_fcs_rport_lookup_by_nwwn(struct bfa_fcs_port_s *port, wwn_t rnwwn) -{ - struct bfa_fcs_rport_s *rport; - - rport = bfa_fcs_port_get_rport_by_nwwn(port, rnwwn); - if (rport == NULL) { - /* - * TBD Error handling - */ - } - - return rport; -} - -/* - * This API is to set the Rport's speed. Should be used when RPSC is not - * supported by the rport. - */ -void -bfa_fcs_rport_set_speed(struct bfa_fcs_rport_s *rport, - enum bfa_pport_speed speed) -{ - rport->rpf.assigned_speed = speed; - - /* Set this speed in f/w only if the RPSC speed is not available */ - if (rport->rpf.rpsc_speed == BFA_PPORT_SPEED_UNKNOWN) - bfa_rport_speed(rport->bfa_rport, speed); -} - - diff --git a/drivers/scsi/bfa/rport_ftrs.c b/drivers/scsi/bfa/rport_ftrs.c deleted file mode 100644 index f2a9361ce9a..00000000000 --- a/drivers/scsi/bfa/rport_ftrs.c +++ /dev/null @@ -1,379 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * rport_ftrs.c Remote port features (RPF) implementation. - */ - -#include <bfa.h> -#include <bfa_svc.h> -#include "fcbuild.h" -#include "fcs_rport.h" -#include "fcs_lport.h" -#include "fcs_trcmod.h" -#include "fcs_fcxp.h" -#include "fcs.h" - -BFA_TRC_FILE(FCS, RPORT_FTRS); - -#define BFA_FCS_RPF_RETRIES (3) -#define BFA_FCS_RPF_RETRY_TIMEOUT (1000) /* 1 sec (In millisecs) */ - -static void bfa_fcs_rpf_send_rpsc2(void *rport_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_rpf_rpsc2_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, void *cbarg, - bfa_status_t req_status, u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_rpf_timeout(void *arg); - -/** - * fcs_rport_ftrs_sm FCS rport state machine events - */ - -enum rpf_event { - RPFSM_EVENT_RPORT_OFFLINE = 1, /* Rport offline */ - RPFSM_EVENT_RPORT_ONLINE = 2, /* Rport online */ - RPFSM_EVENT_FCXP_SENT = 3, /* Frame from has been sent */ - RPFSM_EVENT_TIMEOUT = 4, /* Rport SM timeout event */ - RPFSM_EVENT_RPSC_COMP = 5, - RPFSM_EVENT_RPSC_FAIL = 6, - RPFSM_EVENT_RPSC_ERROR = 7, -}; - -static void bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, - enum rpf_event event); -static void bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, - enum rpf_event event); -static void bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, - enum rpf_event event); -static void bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, - enum rpf_event event); -static void bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, - enum rpf_event event); -static void bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, - enum rpf_event event); - -static void -bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) -{ - struct bfa_fcs_rport_s *rport = rpf->rport; - struct bfa_fcs_fabric_s *fabric = &rport->fcs->fabric; - - bfa_trc(rport->fcs, rport->pwwn); - bfa_trc(rport->fcs, rport->pid); - bfa_trc(rport->fcs, event); - - switch (event) { - case RPFSM_EVENT_RPORT_ONLINE: - /* Send RPSC2 to a Brocade fabric only. */ - if ((!BFA_FCS_PID_IS_WKA(rport->pid)) && - ((bfa_lps_is_brcd_fabric(rport->port->fabric->lps)) || - (bfa_fcs_fabric_get_switch_oui(fabric) == - BFA_FCS_BRCD_SWITCH_OUI))) { - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); - rpf->rpsc_retries = 0; - bfa_fcs_rpf_send_rpsc2(rpf, NULL); - } - break; - - case RPFSM_EVENT_RPORT_OFFLINE: - break; - - default: - bfa_sm_fault(rport->fcs, event); - } -} - -static void -bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) -{ - struct bfa_fcs_rport_s *rport = rpf->rport; - - bfa_trc(rport->fcs, event); - - switch (event) { - case RPFSM_EVENT_FCXP_SENT: - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc); - break; - - case RPFSM_EVENT_RPORT_OFFLINE: - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); - bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rpf->fcxp_wqe); - rpf->rpsc_retries = 0; - break; - - default: - bfa_sm_fault(rport->fcs, event); - } -} - -static void -bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) -{ - struct bfa_fcs_rport_s *rport = rpf->rport; - - bfa_trc(rport->fcs, rport->pid); - bfa_trc(rport->fcs, event); - - switch (event) { - case RPFSM_EVENT_RPSC_COMP: - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); - /* Update speed info in f/w via BFA */ - if (rpf->rpsc_speed != BFA_PPORT_SPEED_UNKNOWN) - bfa_rport_speed(rport->bfa_rport, rpf->rpsc_speed); - else if (rpf->assigned_speed != BFA_PPORT_SPEED_UNKNOWN) - bfa_rport_speed(rport->bfa_rport, rpf->assigned_speed); - break; - - case RPFSM_EVENT_RPSC_FAIL: - /* RPSC not supported by rport */ - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); - break; - - case RPFSM_EVENT_RPSC_ERROR: - /* need to retry...delayed a bit. */ - if (rpf->rpsc_retries++ < BFA_FCS_RPF_RETRIES) { - bfa_timer_start(rport->fcs->bfa, &rpf->timer, - bfa_fcs_rpf_timeout, rpf, - BFA_FCS_RPF_RETRY_TIMEOUT); - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_retry); - } else { - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); - } - break; - - case RPFSM_EVENT_RPORT_OFFLINE: - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); - bfa_fcxp_discard(rpf->fcxp); - rpf->rpsc_retries = 0; - break; - - default: - bfa_sm_fault(rport->fcs, event); - } -} - -static void -bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) -{ - struct bfa_fcs_rport_s *rport = rpf->rport; - - bfa_trc(rport->fcs, rport->pid); - bfa_trc(rport->fcs, event); - - switch (event) { - case RPFSM_EVENT_TIMEOUT: - /* re-send the RPSC */ - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); - bfa_fcs_rpf_send_rpsc2(rpf, NULL); - break; - - case RPFSM_EVENT_RPORT_OFFLINE: - bfa_timer_stop(&rpf->timer); - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); - rpf->rpsc_retries = 0; - break; - - default: - bfa_sm_fault(rport->fcs, event); - } -} - -static void -bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) -{ - struct bfa_fcs_rport_s *rport = rpf->rport; - - bfa_trc(rport->fcs, rport->pwwn); - bfa_trc(rport->fcs, rport->pid); - bfa_trc(rport->fcs, event); - - switch (event) { - case RPFSM_EVENT_RPORT_OFFLINE: - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); - rpf->rpsc_retries = 0; - break; - - default: - bfa_sm_fault(rport->fcs, event); - } -} - -static void -bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) -{ - struct bfa_fcs_rport_s *rport = rpf->rport; - - bfa_trc(rport->fcs, rport->pwwn); - bfa_trc(rport->fcs, rport->pid); - bfa_trc(rport->fcs, event); - - switch (event) { - case RPFSM_EVENT_RPORT_ONLINE: - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); - bfa_fcs_rpf_send_rpsc2(rpf, NULL); - break; - - case RPFSM_EVENT_RPORT_OFFLINE: - break; - - default: - bfa_sm_fault(rport->fcs, event); - } -} -/** - * Called when Rport is created. - */ -void bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport) -{ - struct bfa_fcs_rpf_s *rpf = &rport->rpf; - - bfa_trc(rport->fcs, rport->pid); - rpf->rport = rport; - - bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_uninit); -} - -/** - * Called when Rport becomes online - */ -void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport) -{ - bfa_trc(rport->fcs, rport->pid); - - if (__fcs_min_cfg(rport->port->fcs)) - return; - - if (bfa_fcs_fabric_is_switched(rport->port->fabric)) - bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_ONLINE); -} - -/** - * Called when Rport becomes offline - */ -void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport) -{ - bfa_trc(rport->fcs, rport->pid); - - if (__fcs_min_cfg(rport->port->fcs)) - return; - - rport->rpf.rpsc_speed = 0; - bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_OFFLINE); -} - -static void -bfa_fcs_rpf_timeout(void *arg) -{ - struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) arg; - struct bfa_fcs_rport_s *rport = rpf->rport; - - bfa_trc(rport->fcs, rport->pid); - bfa_sm_send_event(rpf, RPFSM_EVENT_TIMEOUT); -} - -static void -bfa_fcs_rpf_send_rpsc2(void *rpf_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *)rpf_cbarg; - struct bfa_fcs_rport_s *rport = rpf->rport; - struct bfa_fcs_port_s *port = rport->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - - bfa_trc(rport->fcs, rport->pwwn); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &rpf->fcxp_wqe, - bfa_fcs_rpf_send_rpsc2, rpf); - return; - } - rpf->fcxp = fcxp; - - len = fc_rpsc2_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, - bfa_fcs_port_get_fcid(port), &rport->pid, 1); - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_rpf_rpsc2_response, - rpf, FC_MAX_PDUSZ, FC_ELS_TOV); - rport->stats.rpsc_sent++; - bfa_sm_send_event(rpf, RPFSM_EVENT_FCXP_SENT); - -} - -static void -bfa_fcs_rpf_rpsc2_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, - bfa_status_t req_status, u32 rsp_len, - u32 resid_len, struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) cbarg; - struct bfa_fcs_rport_s *rport = rpf->rport; - struct fc_ls_rjt_s *ls_rjt; - struct fc_rpsc2_acc_s *rpsc2_acc; - u16 num_ents; - - bfa_trc(rport->fcs, req_status); - - if (req_status != BFA_STATUS_OK) { - bfa_trc(rport->fcs, req_status); - if (req_status == BFA_STATUS_ETIMER) - rport->stats.rpsc_failed++; - bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); - return; - } - - rpsc2_acc = (struct fc_rpsc2_acc_s *) BFA_FCXP_RSP_PLD(fcxp); - if (rpsc2_acc->els_cmd == FC_ELS_ACC) { - rport->stats.rpsc_accs++; - num_ents = bfa_os_ntohs(rpsc2_acc->num_pids); - bfa_trc(rport->fcs, num_ents); - if (num_ents > 0) { - bfa_assert(rpsc2_acc->port_info[0].pid != rport->pid); - bfa_trc(rport->fcs, - bfa_os_ntohs(rpsc2_acc->port_info[0].pid)); - bfa_trc(rport->fcs, - bfa_os_ntohs(rpsc2_acc->port_info[0].speed)); - bfa_trc(rport->fcs, - bfa_os_ntohs(rpsc2_acc->port_info[0].index)); - bfa_trc(rport->fcs, - rpsc2_acc->port_info[0].type); - - if (rpsc2_acc->port_info[0].speed == 0) { - bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); - return; - } - - rpf->rpsc_speed = fc_rpsc_operspeed_to_bfa_speed( - bfa_os_ntohs(rpsc2_acc->port_info[0].speed)); - - bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_COMP); - } - } else { - ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); - bfa_trc(rport->fcs, ls_rjt->reason_code); - bfa_trc(rport->fcs, ls_rjt->reason_code_expl); - rport->stats.rpsc_rejects++; - if (ls_rjt->reason_code == FC_LS_RJT_RSN_CMD_NOT_SUPP) - bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_FAIL); - else - bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); - } -} diff --git a/drivers/scsi/bfa/scn.c b/drivers/scsi/bfa/scn.c deleted file mode 100644 index 8a60129e630..00000000000 --- a/drivers/scsi/bfa/scn.c +++ /dev/null @@ -1,482 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#include <bfa.h> -#include <bfa_svc.h> -#include "fcs_lport.h" -#include "fcs_rport.h" -#include "fcs_ms.h" -#include "fcs_trcmod.h" -#include "fcs_fcxp.h" -#include "fcs.h" -#include "lport_priv.h" - -BFA_TRC_FILE(FCS, SCN); - -#define FC_QOS_RSCN_EVENT 0x0c -#define FC_FABRIC_NAME_RSCN_EVENT 0x0d - -/* - * forward declarations - */ -static void bfa_fcs_port_scn_send_scr(void *scn_cbarg, - struct bfa_fcxp_s *fcxp_alloced); -static void bfa_fcs_port_scn_scr_response(void *fcsarg, - struct bfa_fcxp_s *fcxp, - void *cbarg, - bfa_status_t req_status, - u32 rsp_len, - u32 resid_len, - struct fchs_s *rsp_fchs); -static void bfa_fcs_port_scn_send_ls_acc(struct bfa_fcs_port_s *port, - struct fchs_s *rx_fchs); -static void bfa_fcs_port_scn_timeout(void *arg); - -/** - * fcs_scm_sm FCS SCN state machine - */ - -/** - * VPort SCN State Machine events - */ -enum port_scn_event { - SCNSM_EVENT_PORT_ONLINE = 1, - SCNSM_EVENT_PORT_OFFLINE = 2, - SCNSM_EVENT_RSP_OK = 3, - SCNSM_EVENT_RSP_ERROR = 4, - SCNSM_EVENT_TIMEOUT = 5, - SCNSM_EVENT_SCR_SENT = 6, -}; - -static void bfa_fcs_port_scn_sm_offline(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event); -static void bfa_fcs_port_scn_sm_sending_scr(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event); -static void bfa_fcs_port_scn_sm_scr(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event); -static void bfa_fcs_port_scn_sm_scr_retry(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event); -static void bfa_fcs_port_scn_sm_online(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event); - -/** - * Starting state - awaiting link up. - */ -static void -bfa_fcs_port_scn_sm_offline(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event) -{ - switch (event) { - case SCNSM_EVENT_PORT_ONLINE: - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_sending_scr); - bfa_fcs_port_scn_send_scr(scn, NULL); - break; - - case SCNSM_EVENT_PORT_OFFLINE: - break; - - default: - bfa_sm_fault(scn->port->fcs, event); - } -} - -static void -bfa_fcs_port_scn_sm_sending_scr(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event) -{ - switch (event) { - case SCNSM_EVENT_SCR_SENT: - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_scr); - break; - - case SCNSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline); - bfa_fcxp_walloc_cancel(scn->port->fcs->bfa, &scn->fcxp_wqe); - break; - - default: - bfa_sm_fault(scn->port->fcs, event); - } -} - -static void -bfa_fcs_port_scn_sm_scr(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event) -{ - struct bfa_fcs_port_s *port = scn->port; - - switch (event) { - case SCNSM_EVENT_RSP_OK: - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_online); - break; - - case SCNSM_EVENT_RSP_ERROR: - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_scr_retry); - bfa_timer_start(port->fcs->bfa, &scn->timer, - bfa_fcs_port_scn_timeout, scn, - BFA_FCS_RETRY_TIMEOUT); - break; - - case SCNSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline); - bfa_fcxp_discard(scn->fcxp); - break; - - default: - bfa_sm_fault(scn->port->fcs, event); - } -} - -static void -bfa_fcs_port_scn_sm_scr_retry(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event) -{ - switch (event) { - case SCNSM_EVENT_TIMEOUT: - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_sending_scr); - bfa_fcs_port_scn_send_scr(scn, NULL); - break; - - case SCNSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline); - bfa_timer_stop(&scn->timer); - break; - - default: - bfa_sm_fault(scn->port->fcs, event); - } -} - -static void -bfa_fcs_port_scn_sm_online(struct bfa_fcs_port_scn_s *scn, - enum port_scn_event event) -{ - switch (event) { - case SCNSM_EVENT_PORT_OFFLINE: - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline); - break; - - default: - bfa_sm_fault(scn->port->fcs, event); - } -} - - - -/** - * fcs_scn_private FCS SCN private functions - */ - -/** - * This routine will be called to send a SCR command. - */ -static void -bfa_fcs_port_scn_send_scr(void *scn_cbarg, struct bfa_fcxp_s *fcxp_alloced) -{ - struct bfa_fcs_port_scn_s *scn = scn_cbarg; - struct bfa_fcs_port_s *port = scn->port; - struct fchs_s fchs; - int len; - struct bfa_fcxp_s *fcxp; - - bfa_trc(port->fcs, port->pid); - bfa_trc(port->fcs, port->port_cfg.pwwn); - - fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) { - bfa_fcxp_alloc_wait(port->fcs->bfa, &scn->fcxp_wqe, - bfa_fcs_port_scn_send_scr, scn); - return; - } - scn->fcxp = fcxp; - - /* - * Handle VU registrations for Base port only - */ - if ((!port->vport) && bfa_ioc_get_fcmode(&port->fcs->bfa->ioc)) { - len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), - bfa_lps_is_brcd_fabric(port->fabric->lps), - port->pid, 0); - } else { - len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), BFA_FALSE, - port->pid, 0); - } - - bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, - FC_CLASS_3, len, &fchs, bfa_fcs_port_scn_scr_response, - (void *)scn, FC_MAX_PDUSZ, FC_ELS_TOV); - - bfa_sm_send_event(scn, SCNSM_EVENT_SCR_SENT); -} - -static void -bfa_fcs_port_scn_scr_response(void *fcsarg, struct bfa_fcxp_s *fcxp, - void *cbarg, bfa_status_t req_status, - u32 rsp_len, u32 resid_len, - struct fchs_s *rsp_fchs) -{ - struct bfa_fcs_port_scn_s *scn = (struct bfa_fcs_port_scn_s *)cbarg; - struct bfa_fcs_port_s *port = scn->port; - struct fc_els_cmd_s *els_cmd; - struct fc_ls_rjt_s *ls_rjt; - - bfa_trc(port->fcs, port->port_cfg.pwwn); - - /* - * Sanity Checks - */ - if (req_status != BFA_STATUS_OK) { - bfa_trc(port->fcs, req_status); - bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); - return; - } - - els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); - - switch (els_cmd->els_code) { - - case FC_ELS_ACC: - bfa_sm_send_event(scn, SCNSM_EVENT_RSP_OK); - break; - - case FC_ELS_LS_RJT: - - ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); - - bfa_trc(port->fcs, ls_rjt->reason_code); - bfa_trc(port->fcs, ls_rjt->reason_code_expl); - - bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); - break; - - default: - bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); - } -} - -/* - * Send a LS Accept - */ -static void -bfa_fcs_port_scn_send_ls_acc(struct bfa_fcs_port_s *port, - struct fchs_s *rx_fchs) -{ - struct fchs_s fchs; - struct bfa_fcxp_s *fcxp; - struct bfa_rport_s *bfa_rport = NULL; - int len; - - bfa_trc(port->fcs, rx_fchs->s_id); - - fcxp = bfa_fcs_fcxp_alloc(port->fcs); - if (!fcxp) - return; - - len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id, - bfa_fcs_port_get_fcid(port), rx_fchs->ox_id); - - bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, - BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, - FC_MAX_PDUSZ, 0); -} - -/** - * This routine will be called by bfa_timer on timer timeouts. - * - * param[in] vport - pointer to bfa_fcs_port_t. - * param[out] vport_status - pointer to return vport status in - * - * return - * void - * -* Special Considerations: - * - * note - */ -static void -bfa_fcs_port_scn_timeout(void *arg) -{ - struct bfa_fcs_port_scn_s *scn = (struct bfa_fcs_port_scn_s *)arg; - - bfa_sm_send_event(scn, SCNSM_EVENT_TIMEOUT); -} - - - -/** - * fcs_scn_public FCS state change notification public interfaces - */ - -/* - * Functions called by port/fab - */ -void -bfa_fcs_port_scn_init(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); - - scn->port = port; - bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline); -} - -void -bfa_fcs_port_scn_offline(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); - - scn->port = port; - bfa_sm_send_event(scn, SCNSM_EVENT_PORT_OFFLINE); -} - -void -bfa_fcs_port_scn_online(struct bfa_fcs_port_s *port) -{ - struct bfa_fcs_port_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); - - scn->port = port; - bfa_sm_send_event(scn, SCNSM_EVENT_PORT_ONLINE); -} - -static void -bfa_fcs_port_scn_portid_rscn(struct bfa_fcs_port_s *port, u32 rpid) -{ - struct bfa_fcs_rport_s *rport; - - bfa_trc(port->fcs, rpid); - - /** - * If this is an unknown device, then it just came online. - * Otherwise let rport handle the RSCN event. - */ - rport = bfa_fcs_port_get_rport_by_pid(port, rpid); - if (rport == NULL) { - /* - * If min cfg mode is enabled, we donot need to - * discover any new rports. - */ - if (!__fcs_min_cfg(port->fcs)) - rport = bfa_fcs_rport_create(port, rpid); - } else { - bfa_fcs_rport_scn(rport); - } -} - -/** - * rscn format based PID comparison - */ -#define __fc_pid_match(__c0, __c1, __fmt) \ - (((__fmt) == FC_RSCN_FORMAT_FABRIC) || \ - (((__fmt) == FC_RSCN_FORMAT_DOMAIN) && \ - ((__c0)[0] == (__c1)[0])) || \ - (((__fmt) == FC_RSCN_FORMAT_AREA) && \ - ((__c0)[0] == (__c1)[0]) && \ - ((__c0)[1] == (__c1)[1]))) - -static void -bfa_fcs_port_scn_multiport_rscn(struct bfa_fcs_port_s *port, - enum fc_rscn_format format, u32 rscn_pid) -{ - struct bfa_fcs_rport_s *rport; - struct list_head *qe, *qe_next; - u8 *c0, *c1; - - bfa_trc(port->fcs, format); - bfa_trc(port->fcs, rscn_pid); - - c0 = (u8 *) &rscn_pid; - - list_for_each_safe(qe, qe_next, &port->rport_q) { - rport = (struct bfa_fcs_rport_s *)qe; - c1 = (u8 *) &rport->pid; - if (__fc_pid_match(c0, c1, format)) - bfa_fcs_rport_scn(rport); - } -} - -void -bfa_fcs_port_scn_process_rscn(struct bfa_fcs_port_s *port, struct fchs_s *fchs, - u32 len) -{ - struct fc_rscn_pl_s *rscn = (struct fc_rscn_pl_s *) (fchs + 1); - int num_entries; - u32 rscn_pid; - bfa_boolean_t nsquery = BFA_FALSE; - int i = 0; - - num_entries = - (bfa_os_ntohs(rscn->payldlen) - - sizeof(u32)) / sizeof(rscn->event[0]); - - bfa_trc(port->fcs, num_entries); - - port->stats.num_rscn++; - - bfa_fcs_port_scn_send_ls_acc(port, fchs); - - for (i = 0; i < num_entries; i++) { - rscn_pid = rscn->event[i].portid; - - bfa_trc(port->fcs, rscn->event[i].format); - bfa_trc(port->fcs, rscn_pid); - - switch (rscn->event[i].format) { - case FC_RSCN_FORMAT_PORTID: - if (rscn->event[i].qualifier == FC_QOS_RSCN_EVENT) { - /* - * Ignore this event. f/w would have processed - * it - */ - bfa_trc(port->fcs, rscn_pid); - } else { - port->stats.num_portid_rscn++; - bfa_fcs_port_scn_portid_rscn(port, rscn_pid); - } - break; - - case FC_RSCN_FORMAT_FABRIC: - if (rscn->event[i].qualifier == - FC_FABRIC_NAME_RSCN_EVENT) { - bfa_fcs_port_ms_fabric_rscn(port); - break; - } - /* - * !!!!!!!!! Fall Through !!!!!!!!!!!!! - */ - - case FC_RSCN_FORMAT_AREA: - case FC_RSCN_FORMAT_DOMAIN: - nsquery = BFA_TRUE; - bfa_fcs_port_scn_multiport_rscn(port, - rscn->event[i].format, - rscn_pid); - break; - - default: - bfa_assert(0); - nsquery = BFA_TRUE; - } - } - - /** - * If any of area, domain or fabric RSCN is received, do a fresh discovery - * to find new devices. - */ - if (nsquery) - bfa_fcs_port_ns_query(port); -} - - diff --git a/drivers/scsi/bfa/vfapi.c b/drivers/scsi/bfa/vfapi.c deleted file mode 100644 index 391a4790beb..00000000000 --- a/drivers/scsi/bfa/vfapi.c +++ /dev/null @@ -1,292 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * vfapi.c Fabric module implementation. - */ - -#include "fcs_fabric.h" -#include "fcs_trcmod.h" - -BFA_TRC_FILE(FCS, VFAPI); - -/** - * fcs_vf_api virtual fabrics API - */ - -/** - * Enable VF mode. - * - * @param[in] fcs fcs module instance - * @param[in] vf_id default vf_id of port, FC_VF_ID_NULL - * to use standard default vf_id of 1. - * - * @retval BFA_STATUS_OK vf mode is enabled - * @retval BFA_STATUS_BUSY Port is active. Port must be disabled - * before VF mode can be enabled. - */ -bfa_status_t -bfa_fcs_vf_mode_enable(struct bfa_fcs_s *fcs, u16 vf_id) -{ - return BFA_STATUS_OK; -} - -/** - * Disable VF mode. - * - * @param[in] fcs fcs module instance - * - * @retval BFA_STATUS_OK vf mode is disabled - * @retval BFA_STATUS_BUSY VFs are present and being used. All - * VFs must be deleted before disabling - * VF mode. - */ -bfa_status_t -bfa_fcs_vf_mode_disable(struct bfa_fcs_s *fcs) -{ - return BFA_STATUS_OK; -} - -/** - * Create a new VF instance. - * - * A new VF is created using the given VF configuration. A VF is identified - * by VF id. No duplicate VF creation is allowed with the same VF id. Once - * a VF is created, VF is automatically started after link initialization - * and EVFP exchange is completed. - * - * param[in] vf - FCS vf data structure. Memory is - * allocated by caller (driver) - * param[in] fcs - FCS module - * param[in] vf_cfg - VF configuration - * param[in] vf_drv - Opaque handle back to the driver's - * virtual vf structure - * - * retval BFA_STATUS_OK VF creation is successful - * retval BFA_STATUS_FAILED VF creation failed - * retval BFA_STATUS_EEXIST A VF exists with the given vf_id - */ -bfa_status_t -bfa_fcs_vf_create(bfa_fcs_vf_t *vf, struct bfa_fcs_s *fcs, u16 vf_id, - struct bfa_port_cfg_s *port_cfg, struct bfad_vf_s *vf_drv) -{ - bfa_trc(fcs, vf_id); - return BFA_STATUS_OK; -} - -/** - * Use this function to delete a BFA VF object. VF object should - * be stopped before this function call. - * - * param[in] vf - pointer to bfa_vf_t. - * - * retval BFA_STATUS_OK On vf deletion success - * retval BFA_STATUS_BUSY VF is not in a stopped state - * retval BFA_STATUS_INPROGRESS VF deletion in in progress - */ -bfa_status_t -bfa_fcs_vf_delete(bfa_fcs_vf_t *vf) -{ - bfa_trc(vf->fcs, vf->vf_id); - return BFA_STATUS_OK; -} - -/** - * Start participation in VF. This triggers login to the virtual fabric. - * - * param[in] vf - pointer to bfa_vf_t. - * - * return None - */ -void -bfa_fcs_vf_start(bfa_fcs_vf_t *vf) -{ - bfa_trc(vf->fcs, vf->vf_id); -} - -/** - * Logout with the virtual fabric. - * - * param[in] vf - pointer to bfa_vf_t. - * - * retval BFA_STATUS_OK On success. - * retval BFA_STATUS_INPROGRESS VF is being stopped. - */ -bfa_status_t -bfa_fcs_vf_stop(bfa_fcs_vf_t *vf) -{ - bfa_trc(vf->fcs, vf->vf_id); - return BFA_STATUS_OK; -} - -/** - * Returns attributes of the given VF. - * - * param[in] vf pointer to bfa_vf_t. - * param[out] vf_attr vf attributes returned - * - * return None - */ -void -bfa_fcs_vf_get_attr(bfa_fcs_vf_t *vf, struct bfa_vf_attr_s *vf_attr) -{ - bfa_trc(vf->fcs, vf->vf_id); -} - -/** - * Return statistics associated with the given vf. - * - * param[in] vf pointer to bfa_vf_t. - * param[out] vf_stats vf statistics returned - * - * @return None - */ -void -bfa_fcs_vf_get_stats(bfa_fcs_vf_t *vf, struct bfa_vf_stats_s *vf_stats) -{ - bfa_os_memcpy(vf_stats, &vf->stats, sizeof(struct bfa_vf_stats_s)); - return; -} - -void -/** - * clear statistics associated with the given vf. - * - * param[in] vf pointer to bfa_vf_t. - * - * @return None - */ -bfa_fcs_vf_clear_stats(bfa_fcs_vf_t *vf) -{ - bfa_os_memset(&vf->stats, 0, sizeof(struct bfa_vf_stats_s)); - return; -} - -/** - * Returns FCS vf structure for a given vf_id. - * - * param[in] vf_id - VF_ID - * - * return - * If lookup succeeds, retuns fcs vf object, otherwise returns NULL - */ -bfa_fcs_vf_t * -bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id) -{ - bfa_trc(fcs, vf_id); - if (vf_id == FC_VF_ID_NULL) - return &fcs->fabric; - - /** - * @todo vf support - */ - - return NULL; -} - -/** - * Returns driver VF structure for a given FCS vf. - * - * param[in] vf - pointer to bfa_vf_t - * - * return Driver VF structure - */ -struct bfad_vf_s * -bfa_fcs_vf_get_drv_vf(bfa_fcs_vf_t *vf) -{ - bfa_assert(vf); - bfa_trc(vf->fcs, vf->vf_id); - return vf->vf_drv; -} - -/** - * Return the list of VFs configured. - * - * param[in] fcs fcs module instance - * param[out] vf_ids returned list of vf_ids - * param[in,out] nvfs in:size of vf_ids array, - * out:total elements present, - * actual elements returned is limited by the size - * - * return Driver VF structure - */ -void -bfa_fcs_vf_list(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs) -{ - bfa_trc(fcs, *nvfs); -} - -/** - * Return the list of all VFs visible from fabric. - * - * param[in] fcs fcs module instance - * param[out] vf_ids returned list of vf_ids - * param[in,out] nvfs in:size of vf_ids array, - * out:total elements present, - * actual elements returned is limited by the size - * - * return Driver VF structure - */ -void -bfa_fcs_vf_list_all(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs) -{ - bfa_trc(fcs, *nvfs); -} - -/** - * Return the list of local logical ports present in the given VF. - * - * param[in] vf vf for which logical ports are returned - * param[out] lpwwn returned logical port wwn list - * param[in,out] nlports in:size of lpwwn list; - * out:total elements present, - * actual elements returned is limited by the size - * - */ -void -bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports) -{ - struct list_head *qe; - struct bfa_fcs_vport_s *vport; - int i; - struct bfa_fcs_s *fcs; - - if (vf == NULL || lpwwn == NULL || *nlports == 0) - return; - - fcs = vf->fcs; - - bfa_trc(fcs, vf->vf_id); - bfa_trc(fcs, (u32) *nlports); - - i = 0; - lpwwn[i++] = vf->bport.port_cfg.pwwn; - - list_for_each(qe, &vf->vport_q) { - if (i >= *nlports) - break; - - vport = (struct bfa_fcs_vport_s *) qe; - lpwwn[i++] = vport->lport.port_cfg.pwwn; - } - - bfa_trc(fcs, i); - *nlports = i; - return; -} - - diff --git a/drivers/scsi/bfa/vport.c b/drivers/scsi/bfa/vport.c deleted file mode 100644 index b378ec79d38..00000000000 --- a/drivers/scsi/bfa/vport.c +++ /dev/null @@ -1,903 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_fcs_vport.c FCS virtual port state machine - */ - -#include <bfa.h> -#include <bfa_svc.h> -#include <fcbuild.h> -#include "fcs_fabric.h" -#include "fcs_lport.h" -#include "fcs_vport.h" -#include "fcs_trcmod.h" -#include "fcs.h" -#include <aen/bfa_aen_lport.h> - -BFA_TRC_FILE(FCS, VPORT); - -#define __vport_fcs(__vp) ((__vp)->lport.fcs) -#define __vport_pwwn(__vp) ((__vp)->lport.port_cfg.pwwn) -#define __vport_nwwn(__vp) ((__vp)->lport.port_cfg.nwwn) -#define __vport_bfa(__vp) ((__vp)->lport.fcs->bfa) -#define __vport_fcid(__vp) ((__vp)->lport.pid) -#define __vport_fabric(__vp) ((__vp)->lport.fabric) -#define __vport_vfid(__vp) ((__vp)->lport.fabric->vf_id) - -#define BFA_FCS_VPORT_MAX_RETRIES 5 -/* - * Forward declarations - */ -static void bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport); -static void bfa_fcs_vport_timeout(void *vport_arg); -static void bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport); -static void bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport); - -/** - * fcs_vport_sm FCS virtual port state machine - */ - -/** - * VPort State Machine events - */ -enum bfa_fcs_vport_event { - BFA_FCS_VPORT_SM_CREATE = 1, /* vport create event */ - BFA_FCS_VPORT_SM_DELETE = 2, /* vport delete event */ - BFA_FCS_VPORT_SM_START = 3, /* vport start request */ - BFA_FCS_VPORT_SM_STOP = 4, /* stop: unsupported */ - BFA_FCS_VPORT_SM_ONLINE = 5, /* fabric online */ - BFA_FCS_VPORT_SM_OFFLINE = 6, /* fabric offline event */ - BFA_FCS_VPORT_SM_FRMSENT = 7, /* fdisc/logo sent events */ - BFA_FCS_VPORT_SM_RSP_OK = 8, /* good response */ - BFA_FCS_VPORT_SM_RSP_ERROR = 9, /* error/bad response */ - BFA_FCS_VPORT_SM_TIMEOUT = 10, /* delay timer event */ - BFA_FCS_VPORT_SM_DELCOMP = 11, /* lport delete completion */ - BFA_FCS_VPORT_SM_RSP_DUP_WWN = 12, /* Dup wnn error */ - BFA_FCS_VPORT_SM_RSP_FAILED = 13, /* non-retryable failure */ -}; - -static void bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); -static void bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); -static void bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); -static void bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); -static void bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); -static void bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); -static void bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); -static void bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); -static void bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); -static void bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event); - -static struct bfa_sm_table_s vport_sm_table[] = { - {BFA_SM(bfa_fcs_vport_sm_uninit), BFA_FCS_VPORT_UNINIT}, - {BFA_SM(bfa_fcs_vport_sm_created), BFA_FCS_VPORT_CREATED}, - {BFA_SM(bfa_fcs_vport_sm_offline), BFA_FCS_VPORT_OFFLINE}, - {BFA_SM(bfa_fcs_vport_sm_fdisc), BFA_FCS_VPORT_FDISC}, - {BFA_SM(bfa_fcs_vport_sm_fdisc_retry), BFA_FCS_VPORT_FDISC_RETRY}, - {BFA_SM(bfa_fcs_vport_sm_online), BFA_FCS_VPORT_ONLINE}, - {BFA_SM(bfa_fcs_vport_sm_deleting), BFA_FCS_VPORT_DELETING}, - {BFA_SM(bfa_fcs_vport_sm_cleanup), BFA_FCS_VPORT_CLEANUP}, - {BFA_SM(bfa_fcs_vport_sm_logo), BFA_FCS_VPORT_LOGO}, - {BFA_SM(bfa_fcs_vport_sm_error), BFA_FCS_VPORT_ERROR} -}; - -/** - * Beginning state. - */ -static void -bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_CREATE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_created); - bfa_fcs_fabric_addvport(__vport_fabric(vport), vport); - break; - - default: - bfa_sm_fault(__vport_fcs(vport), event); - } -} - -/** - * Created state - a start event is required to start up the state machine. - */ -static void -bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_START: - if (bfa_fcs_fabric_is_online(__vport_fabric(vport)) - && bfa_fcs_fabric_npiv_capable(__vport_fabric(vport))) { - bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); - bfa_fcs_vport_do_fdisc(vport); - } else { - /** - * Fabric is offline or not NPIV capable, stay in - * offline state. - */ - vport->vport_stats.fab_no_npiv++; - bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); - } - break; - - case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); - bfa_fcs_port_delete(&vport->lport); - break; - - case BFA_FCS_VPORT_SM_ONLINE: - case BFA_FCS_VPORT_SM_OFFLINE: - /** - * Ignore ONLINE/OFFLINE events from fabric till vport is started. - */ - break; - - default: - bfa_sm_fault(__vport_fcs(vport), event); - } -} - -/** - * Offline state - awaiting ONLINE event from fabric SM. - */ -static void -bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); - bfa_fcs_port_delete(&vport->lport); - break; - - case BFA_FCS_VPORT_SM_ONLINE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); - vport->fdisc_retries = 0; - bfa_fcs_vport_do_fdisc(vport); - break; - - case BFA_FCS_VPORT_SM_OFFLINE: - /* - * This can happen if the vport couldn't be initialzied due - * the fact that the npiv was not enabled on the switch. In - * that case we will put the vport in offline state. However, - * the link can go down and cause the this event to be sent when - * we are already offline. Ignore it. - */ - break; - - default: - bfa_sm_fault(__vport_fcs(vport), event); - } -} - -/** - * FDISC is sent and awaiting reply from fabric. - */ -static void -bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); - bfa_lps_discard(vport->lps); - bfa_fcs_port_delete(&vport->lport); - break; - - case BFA_FCS_VPORT_SM_OFFLINE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); - bfa_lps_discard(vport->lps); - break; - - case BFA_FCS_VPORT_SM_RSP_OK: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_online); - bfa_fcs_port_online(&vport->lport); - break; - - case BFA_FCS_VPORT_SM_RSP_ERROR: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_retry); - bfa_timer_start(__vport_bfa(vport), &vport->timer, - bfa_fcs_vport_timeout, vport, - BFA_FCS_RETRY_TIMEOUT); - break; - - case BFA_FCS_VPORT_SM_RSP_FAILED: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); - break; - - case BFA_FCS_VPORT_SM_RSP_DUP_WWN: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_error); - break; - - default: - bfa_sm_fault(__vport_fcs(vport), event); - } -} - -/** - * FDISC attempt failed - a timer is active to retry FDISC. - */ -static void -bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); - bfa_timer_stop(&vport->timer); - bfa_fcs_port_delete(&vport->lport); - break; - - case BFA_FCS_VPORT_SM_OFFLINE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); - bfa_timer_stop(&vport->timer); - break; - - case BFA_FCS_VPORT_SM_TIMEOUT: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); - vport->vport_stats.fdisc_retries++; - vport->fdisc_retries++; - bfa_fcs_vport_do_fdisc(vport); - break; - - default: - bfa_sm_fault(__vport_fcs(vport), event); - } -} - -/** - * Vport is online (FDISC is complete). - */ -static void -bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting); - bfa_fcs_port_delete(&vport->lport); - break; - - case BFA_FCS_VPORT_SM_OFFLINE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); - bfa_lps_discard(vport->lps); - bfa_fcs_port_offline(&vport->lport); - break; - - default: - bfa_sm_fault(__vport_fcs(vport), event); - } -} - -/** - * Vport is being deleted - awaiting lport delete completion to send - * LOGO to fabric. - */ -static void -bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_DELETE: - break; - - case BFA_FCS_VPORT_SM_DELCOMP: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo); - bfa_fcs_vport_do_logo(vport); - break; - - case BFA_FCS_VPORT_SM_OFFLINE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); - break; - - default: - bfa_sm_fault(__vport_fcs(vport), event); - } -} - -/** - * Error State. - * This state will be set when the Vport Creation fails due to errors like - * Dup WWN. In this state only operation allowed is a Vport Delete. - */ -static void -bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); - bfa_fcs_port_delete(&vport->lport); - - break; - - default: - bfa_trc(__vport_fcs(vport), event); - } -} - -/** - * Lport cleanup is in progress since vport is being deleted. Fabric is - * offline, so no LOGO is needed to complete vport deletion. - */ -static void -bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_DELCOMP: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); - bfa_fcs_vport_free(vport); - break; - - case BFA_FCS_VPORT_SM_DELETE: - break; - - default: - bfa_sm_fault(__vport_fcs(vport), event); - } -} - -/** - * LOGO is sent to fabric. Vport delete is in progress. Lport delete cleanup - * is done. - */ -static void -bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport, - enum bfa_fcs_vport_event event) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), event); - - switch (event) { - case BFA_FCS_VPORT_SM_OFFLINE: - bfa_lps_discard(vport->lps); - /* - * !!! fall through !!! - */ - - case BFA_FCS_VPORT_SM_RSP_OK: - case BFA_FCS_VPORT_SM_RSP_ERROR: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); - bfa_fcs_vport_free(vport); - break; - - case BFA_FCS_VPORT_SM_DELETE: - break; - - default: - bfa_sm_fault(__vport_fcs(vport), event); - } -} - - - -/** - * fcs_vport_private FCS virtual port private functions - */ - -/** - * Send AEN notification - */ -static void -bfa_fcs_vport_aen_post(bfa_fcs_lport_t *port, enum bfa_lport_aen_event event) -{ - union bfa_aen_data_u aen_data; - struct bfa_log_mod_s *logmod = port->fcs->logm; - enum bfa_port_role role = port->port_cfg.roles; - wwn_t lpwwn = bfa_fcs_port_get_pwwn(port); - char lpwwn_ptr[BFA_STRING_32]; - char *role_str[BFA_PORT_ROLE_FCP_MAX / 2 + 1] = - { "Initiator", "Target", "IPFC" }; - - wwn2str(lpwwn_ptr, lpwwn); - - bfa_assert(role <= BFA_PORT_ROLE_FCP_MAX); - - bfa_log(logmod, BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, event), lpwwn_ptr, - role_str[role/2]); - - aen_data.lport.vf_id = port->fabric->vf_id; - aen_data.lport.roles = role; - aen_data.lport.ppwwn = - bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port->fcs)); - aen_data.lport.lpwwn = lpwwn; -} - -/** - * This routine will be called to send a FDISC command. - */ -static void -bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport) -{ - bfa_lps_fdisc(vport->lps, vport, - bfa_fcport_get_maxfrsize(__vport_bfa(vport)), - __vport_pwwn(vport), __vport_nwwn(vport)); - vport->vport_stats.fdisc_sent++; -} - -static void -bfa_fcs_vport_fdisc_rejected(struct bfa_fcs_vport_s *vport) -{ - u8 lsrjt_rsn = bfa_lps_get_lsrjt_rsn(vport->lps); - u8 lsrjt_expl = bfa_lps_get_lsrjt_expl(vport->lps); - - bfa_trc(__vport_fcs(vport), lsrjt_rsn); - bfa_trc(__vport_fcs(vport), lsrjt_expl); - - /* - * For certain reason codes, we don't want to retry. - */ - switch (bfa_lps_get_lsrjt_expl(vport->lps)) { - case FC_LS_RJT_EXP_INV_PORT_NAME: /* by brocade */ - case FC_LS_RJT_EXP_INVALID_NPORT_ID: /* by Cisco */ - if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES) - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); - else { - bfa_fcs_vport_aen_post(&vport->lport, - BFA_LPORT_AEN_NPIV_DUP_WWN); - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_DUP_WWN); - } - break; - - case FC_LS_RJT_EXP_INSUFF_RES: - /* - * This means max logins per port/switch setting on the - * switch was exceeded. - */ - if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES) - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); - else { - bfa_fcs_vport_aen_post(&vport->lport, - BFA_LPORT_AEN_NPIV_FABRIC_MAX); - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_FAILED); - } - break; - - default: - if (vport->fdisc_retries == 0) /* Print only once */ - bfa_fcs_vport_aen_post(&vport->lport, - BFA_LPORT_AEN_NPIV_UNKNOWN); - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); - } -} - -/** - * Called to send a logout to the fabric. Used when a V-Port is - * deleted/stopped. - */ -static void -bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport) -{ - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - - vport->vport_stats.logo_sent++; - bfa_lps_fdisclogo(vport->lps); -} - -/** - * This routine will be called by bfa_timer on timer timeouts. - * - * param[in] vport - pointer to bfa_fcs_vport_t. - * param[out] vport_status - pointer to return vport status in - * - * return - * void - * -* Special Considerations: - * - * note - */ -static void -bfa_fcs_vport_timeout(void *vport_arg) -{ - struct bfa_fcs_vport_s *vport = (struct bfa_fcs_vport_s *)vport_arg; - - vport->vport_stats.fdisc_timeouts++; - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_TIMEOUT); -} - -static void -bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport) -{ - bfa_fcs_fabric_delvport(__vport_fabric(vport), vport); - bfa_fcb_vport_delete(vport->vport_drv); - bfa_lps_delete(vport->lps); -} - - - -/** - * fcs_vport_public FCS virtual port public interfaces - */ - -/** - * Online notification from fabric SM. - */ -void -bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport) -{ - vport->vport_stats.fab_online++; - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); -} - -/** - * Offline notification from fabric SM. - */ -void -bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport) -{ - vport->vport_stats.fab_offline++; - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE); -} - -/** - * Cleanup notification from fabric SM on link timer expiry. - */ -void -bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport) -{ - vport->vport_stats.fab_cleanup++; -} - -/** - * delete notification from fabric SM. To be invoked from within FCS. - */ -void -bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport) -{ - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); -} - -/** - * Delete completion callback from associated lport - */ -void -bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport) -{ - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELCOMP); -} - -/** - * fcs_vport_api Virtual port API - */ - -/** - * Use this function to instantiate a new FCS vport object. This - * function will not trigger any HW initialization process (which will be - * done in vport_start() call) - * - * param[in] vport - pointer to bfa_fcs_vport_t. This space - * needs to be allocated by the driver. - * param[in] fcs - FCS instance - * param[in] vport_cfg - vport configuration - * param[in] vf_id - VF_ID if vport is created within a VF. - * FC_VF_ID_NULL to specify base fabric. - * param[in] vport_drv - Opaque handle back to the driver's vport - * structure - * - * retval BFA_STATUS_OK - on success. - * retval BFA_STATUS_FAILED - on failure. - */ -bfa_status_t -bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, - u16 vf_id, struct bfa_port_cfg_s *vport_cfg, - struct bfad_vport_s *vport_drv) -{ - if (vport_cfg->pwwn == 0) - return BFA_STATUS_INVALID_WWN; - - if (bfa_fcs_port_get_pwwn(&fcs->fabric.bport) == vport_cfg->pwwn) - return BFA_STATUS_VPORT_WWN_BP; - - if (bfa_fcs_vport_lookup(fcs, vf_id, vport_cfg->pwwn) != NULL) - return BFA_STATUS_VPORT_EXISTS; - - if (bfa_fcs_fabric_vport_count(&fcs->fabric) == - bfa_lps_get_max_vport(fcs->bfa)) - return BFA_STATUS_VPORT_MAX; - - vport->lps = bfa_lps_alloc(fcs->bfa); - if (!vport->lps) - return BFA_STATUS_VPORT_MAX; - - vport->vport_drv = vport_drv; - vport_cfg->preboot_vp = BFA_FALSE; - bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); - - bfa_fcs_lport_attach(&vport->lport, fcs, vf_id, vport); - bfa_fcs_lport_init(&vport->lport, vport_cfg); - - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_CREATE); - - return BFA_STATUS_OK; -} - -/** - * Use this function to instantiate a new FCS PBC vport object. This - * function will not trigger any HW initialization process (which will be - * done in vport_start() call) - * - * param[in] vport - pointer to bfa_fcs_vport_t. This space - * needs to be allocated by the driver. - * param[in] fcs - FCS instance - * param[in] vport_cfg - vport configuration - * param[in] vf_id - VF_ID if vport is created within a VF. - * FC_VF_ID_NULL to specify base fabric. - * param[in] vport_drv - Opaque handle back to the driver's vport - * structure - * - * retval BFA_STATUS_OK - on success. - * retval BFA_STATUS_FAILED - on failure. - */ -bfa_status_t -bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, - uint16_t vf_id, struct bfa_port_cfg_s *vport_cfg, - struct bfad_vport_s *vport_drv) -{ - bfa_status_t rc; - - rc = bfa_fcs_vport_create(vport, fcs, vf_id, vport_cfg, vport_drv); - vport->lport.port_cfg.preboot_vp = BFA_TRUE; - - return rc; -} - -/** - * Use this function initialize the vport. - * - * @param[in] vport - pointer to bfa_fcs_vport_t. - * - * @returns None - */ -bfa_status_t -bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport) -{ - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_START); - - return BFA_STATUS_OK; -} - -/** - * Use this function quiese the vport object. This function will return - * immediately, when the vport is actually stopped, the - * bfa_drv_vport_stop_cb() will be called. - * - * param[in] vport - pointer to bfa_fcs_vport_t. - * - * return None - */ -bfa_status_t -bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport) -{ - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOP); - - return BFA_STATUS_OK; -} - -/** - * Use this function to delete a vport object. Fabric object should - * be stopped before this function call. - * - * Donot invoke this from within FCS - * - * param[in] vport - pointer to bfa_fcs_vport_t. - * - * return None - */ -bfa_status_t -bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport) -{ - if (vport->lport.port_cfg.preboot_vp) - return BFA_STATUS_PBC; - - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); - - return BFA_STATUS_OK; -} - -/** - * Use this function to get vport's current status info. - * - * param[in] vport pointer to bfa_fcs_vport_t. - * param[out] attr pointer to return vport attributes - * - * return None - */ -void -bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport, - struct bfa_vport_attr_s *attr) -{ - if (vport == NULL || attr == NULL) - return; - - bfa_os_memset(attr, 0, sizeof(struct bfa_vport_attr_s)); - - bfa_fcs_port_get_attr(&vport->lport, &attr->port_attr); - attr->vport_state = bfa_sm_to_state(vport_sm_table, vport->sm); -} - -/** - * Use this function to get vport's statistics. - * - * param[in] vport pointer to bfa_fcs_vport_t. - * param[out] stats pointer to return vport statistics in - * - * return None - */ -void -bfa_fcs_vport_get_stats(struct bfa_fcs_vport_s *vport, - struct bfa_vport_stats_s *stats) -{ - *stats = vport->vport_stats; -} - -/** - * Use this function to clear vport's statistics. - * - * param[in] vport pointer to bfa_fcs_vport_t. - * - * return None - */ -void -bfa_fcs_vport_clr_stats(struct bfa_fcs_vport_s *vport) -{ - bfa_os_memset(&vport->vport_stats, 0, sizeof(struct bfa_vport_stats_s)); -} - -/** - * Lookup a virtual port. Excludes base port from lookup. - */ -struct bfa_fcs_vport_s * -bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t vpwwn) -{ - struct bfa_fcs_vport_s *vport; - struct bfa_fcs_fabric_s *fabric; - - bfa_trc(fcs, vf_id); - bfa_trc(fcs, vpwwn); - - fabric = bfa_fcs_vf_lookup(fcs, vf_id); - if (!fabric) { - bfa_trc(fcs, vf_id); - return NULL; - } - - vport = bfa_fcs_fabric_vport_lookup(fabric, vpwwn); - return vport; -} - -/** - * FDISC Response - */ -void -bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status) -{ - struct bfa_fcs_vport_s *vport = uarg; - - bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); - bfa_trc(__vport_fcs(vport), status); - - switch (status) { - case BFA_STATUS_OK: - /* - * Initialize the V-Port fields - */ - __vport_fcid(vport) = bfa_lps_get_pid(vport->lps); - vport->vport_stats.fdisc_accepts++; - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK); - break; - - case BFA_STATUS_INVALID_MAC: - /* - * Only for CNA - */ - vport->vport_stats.fdisc_acc_bad++; - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); - - break; - - case BFA_STATUS_EPROTOCOL: - switch (bfa_lps_get_extstatus(vport->lps)) { - case BFA_EPROTO_BAD_ACCEPT: - vport->vport_stats.fdisc_acc_bad++; - break; - - case BFA_EPROTO_UNKNOWN_RSP: - vport->vport_stats.fdisc_unknown_rsp++; - break; - - default: - break; - } - - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); - break; - - case BFA_STATUS_FABRIC_RJT: - vport->vport_stats.fdisc_rejects++; - bfa_fcs_vport_fdisc_rejected(vport); - break; - - default: - vport->vport_stats.fdisc_rsp_err++; - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); - } -} - -/** - * LOGO response - */ -void -bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg) -{ - struct bfa_fcs_vport_s *vport = uarg; - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK); -} - -/** - * Received clear virtual link - */ -void -bfa_cb_lps_cvl_event(void *bfad, void *uarg) -{ - struct bfa_fcs_vport_s *vport = uarg; - - /* Send an Offline followed by an ONLINE */ - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE); - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); -} diff --git a/drivers/scsi/bnx2i/bnx2i.h b/drivers/scsi/bnx2i/bnx2i.h index 00c033511cb..b6345d91bb6 100644 --- a/drivers/scsi/bnx2i/bnx2i.h +++ b/drivers/scsi/bnx2i/bnx2i.h @@ -753,7 +753,7 @@ extern int bnx2i_send_iscsi_tmf(struct bnx2i_conn *conn, extern int bnx2i_send_iscsi_scsicmd(struct bnx2i_conn *conn, struct bnx2i_cmd *cmnd); extern int bnx2i_send_iscsi_nopout(struct bnx2i_conn *conn, - struct iscsi_task *mtask, u32 ttt, + struct iscsi_task *mtask, char *datap, int data_len, int unsol); extern int bnx2i_send_iscsi_logout(struct bnx2i_conn *conn, struct iscsi_task *mtask); diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c index d23fc256d58..90cef716b79 100644 --- a/drivers/scsi/bnx2i/bnx2i_hwi.c +++ b/drivers/scsi/bnx2i/bnx2i_hwi.c @@ -385,7 +385,6 @@ int bnx2i_send_iscsi_tmf(struct bnx2i_conn *bnx2i_conn, struct bnx2i_cmd *bnx2i_cmd; struct bnx2i_tmf_request *tmfabort_wqe; u32 dword; - u32 scsi_lun[2]; bnx2i_cmd = (struct bnx2i_cmd *)mtask->dd_data; tmfabort_hdr = (struct iscsi_tm *)mtask->hdr; @@ -393,38 +392,41 @@ int bnx2i_send_iscsi_tmf(struct bnx2i_conn *bnx2i_conn, bnx2i_conn->ep->qp.sq_prod_qe; tmfabort_wqe->op_code = tmfabort_hdr->opcode; - tmfabort_wqe->op_attr = 0; - tmfabort_wqe->op_attr = - ISCSI_TMF_REQUEST_ALWAYS_ONE | ISCSI_TM_FUNC_ABORT_TASK; + tmfabort_wqe->op_attr = tmfabort_hdr->flags; tmfabort_wqe->itt = (mtask->itt | (ISCSI_TASK_TYPE_MPATH << 14)); tmfabort_wqe->reserved2 = 0; tmfabort_wqe->cmd_sn = be32_to_cpu(tmfabort_hdr->cmdsn); - ctask = iscsi_itt_to_task(conn, tmfabort_hdr->rtt); - if (!ctask || !ctask->sc) - /* - * the iscsi layer must have completed the cmd while this - * was starting up. - * - * Note: In the case of a SCSI cmd timeout, the task's sc - * is still active; hence ctask->sc != 0 - * In this case, the task must be aborted - */ - return 0; - - ref_sc = ctask->sc; - - /* Retrieve LUN directly from the ref_sc */ - int_to_scsilun(ref_sc->device->lun, (struct scsi_lun *) scsi_lun); - tmfabort_wqe->lun[0] = be32_to_cpu(scsi_lun[0]); - tmfabort_wqe->lun[1] = be32_to_cpu(scsi_lun[1]); - - if (ref_sc->sc_data_direction == DMA_TO_DEVICE) - dword = (ISCSI_TASK_TYPE_WRITE << ISCSI_CMD_REQUEST_TYPE_SHIFT); - else - dword = (ISCSI_TASK_TYPE_READ << ISCSI_CMD_REQUEST_TYPE_SHIFT); - tmfabort_wqe->ref_itt = (dword | (tmfabort_hdr->rtt & ISCSI_ITT_MASK)); + switch (tmfabort_hdr->flags & ISCSI_FLAG_TM_FUNC_MASK) { + case ISCSI_TM_FUNC_ABORT_TASK: + case ISCSI_TM_FUNC_TASK_REASSIGN: + ctask = iscsi_itt_to_task(conn, tmfabort_hdr->rtt); + if (!ctask || !ctask->sc) + /* + * the iscsi layer must have completed the cmd while + * was starting up. + * + * Note: In the case of a SCSI cmd timeout, the task's + * sc is still active; hence ctask->sc != 0 + * In this case, the task must be aborted + */ + return 0; + + ref_sc = ctask->sc; + if (ref_sc->sc_data_direction == DMA_TO_DEVICE) + dword = (ISCSI_TASK_TYPE_WRITE << + ISCSI_CMD_REQUEST_TYPE_SHIFT); + else + dword = (ISCSI_TASK_TYPE_READ << + ISCSI_CMD_REQUEST_TYPE_SHIFT); + tmfabort_wqe->ref_itt = (dword | + (tmfabort_hdr->rtt & ISCSI_ITT_MASK)); + break; + default: + tmfabort_wqe->ref_itt = RESERVED_ITT; + } + memcpy(tmfabort_wqe->lun, tmfabort_hdr->lun, sizeof(struct scsi_lun)); tmfabort_wqe->ref_cmd_sn = be32_to_cpu(tmfabort_hdr->refcmdsn); tmfabort_wqe->bd_list_addr_lo = (u32) bnx2i_conn->hba->mp_bd_dma; @@ -464,7 +466,6 @@ int bnx2i_send_iscsi_scsicmd(struct bnx2i_conn *bnx2i_conn, * @conn: iscsi connection * @cmd: driver command structure which is requesting * a WQE to sent to chip for further processing - * @ttt: TTT to be used when building pdu header * @datap: payload buffer pointer * @data_len: payload data length * @unsol: indicated whether nopout pdu is unsolicited pdu or @@ -473,7 +474,7 @@ int bnx2i_send_iscsi_scsicmd(struct bnx2i_conn *bnx2i_conn, * prepare and post a nopout request WQE to CNIC firmware */ int bnx2i_send_iscsi_nopout(struct bnx2i_conn *bnx2i_conn, - struct iscsi_task *task, u32 ttt, + struct iscsi_task *task, char *datap, int data_len, int unsol) { struct bnx2i_endpoint *ep = bnx2i_conn->ep; @@ -498,7 +499,7 @@ int bnx2i_send_iscsi_nopout(struct bnx2i_conn *bnx2i_conn, nopout_wqe->itt = ((u16)task->itt | (ISCSI_TASK_TYPE_MPATH << ISCSI_TMF_REQUEST_TYPE_SHIFT)); - nopout_wqe->ttt = ttt; + nopout_wqe->ttt = nopout_hdr->ttt; nopout_wqe->flags = 0; if (!unsol) nopout_wqe->flags = ISCSI_NOP_OUT_REQUEST_LOCAL_COMPLETION; diff --git a/drivers/scsi/bnx2i/bnx2i_init.c b/drivers/scsi/bnx2i/bnx2i_init.c index a796f565f38..50c2aa3b8eb 100644 --- a/drivers/scsi/bnx2i/bnx2i_init.c +++ b/drivers/scsi/bnx2i/bnx2i_init.c @@ -17,15 +17,17 @@ static struct list_head adapter_list = LIST_HEAD_INIT(adapter_list); static u32 adapter_count; #define DRV_MODULE_NAME "bnx2i" -#define DRV_MODULE_VERSION "2.1.2" -#define DRV_MODULE_RELDATE "Jun 28, 2010" +#define DRV_MODULE_VERSION "2.1.3" +#define DRV_MODULE_RELDATE "Aug 10, 2010" static char version[] __devinitdata = "Broadcom NetXtreme II iSCSI Driver " DRV_MODULE_NAME \ " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; -MODULE_AUTHOR("Anil Veerabhadrappa <anilgv@broadcom.com>"); +MODULE_AUTHOR("Anil Veerabhadrappa <anilgv@broadcom.com> and " + "Eddie Wai <eddie.wai@broadcom.com>"); + MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706/5708/5709/57710/57711" " iSCSI Driver"); MODULE_LICENSE("GPL"); @@ -167,6 +169,38 @@ void bnx2i_start(void *handle) /** + * bnx2i_chip_cleanup - local routine to handle chip cleanup + * @hba: Adapter instance to register + * + * Driver checks if adapter still has any active connections before + * executing the cleanup process + */ +static void bnx2i_chip_cleanup(struct bnx2i_hba *hba) +{ + struct bnx2i_endpoint *bnx2i_ep; + struct list_head *pos, *tmp; + + if (hba->ofld_conns_active) { + /* Stage to force the disconnection + * This is the case where the daemon is either slow or + * not present + */ + printk(KERN_ALERT "bnx2i: (%s) chip cleanup for %d active " + "connections\n", hba->netdev->name, + hba->ofld_conns_active); + mutex_lock(&hba->net_dev_lock); + list_for_each_safe(pos, tmp, &hba->ep_active_list) { + bnx2i_ep = list_entry(pos, struct bnx2i_endpoint, link); + /* Clean up the chip only */ + bnx2i_hw_ep_disconnect(bnx2i_ep); + bnx2i_ep->cm_sk = NULL; + } + mutex_unlock(&hba->net_dev_lock); + } +} + + +/** * bnx2i_stop - cnic callback to shutdown adapter instance * @handle: transparent handle pointing to adapter structure * @@ -176,8 +210,6 @@ void bnx2i_start(void *handle) void bnx2i_stop(void *handle) { struct bnx2i_hba *hba = handle; - struct list_head *pos, *tmp; - struct bnx2i_endpoint *bnx2i_ep; int conns_active; /* check if cleanup happened in GOING_DOWN context */ @@ -198,24 +230,7 @@ void bnx2i_stop(void *handle) if (hba->ofld_conns_active == conns_active) break; } - if (hba->ofld_conns_active) { - /* Stage to force the disconnection - * This is the case where the daemon is either slow or - * not present - */ - printk(KERN_ALERT "bnx2i: Wait timeout, force all eps " - "to disconnect (%d)\n", hba->ofld_conns_active); - mutex_lock(&hba->net_dev_lock); - list_for_each_safe(pos, tmp, &hba->ep_active_list) { - bnx2i_ep = list_entry(pos, struct bnx2i_endpoint, link); - /* Clean up the chip only */ - bnx2i_hw_ep_disconnect(bnx2i_ep); - } - mutex_unlock(&hba->net_dev_lock); - if (hba->ofld_conns_active) - printk(KERN_ERR "bnx2i: EP disconnect timeout (%d)!\n", - hba->ofld_conns_active); - } + bnx2i_chip_cleanup(hba); /* This flag should be cleared last so that ep_disconnect() gracefully * cleans up connection context @@ -457,6 +472,7 @@ static void __exit bnx2i_mod_exit(void) adapter_count--; if (test_bit(BNX2I_CNIC_REGISTERED, &hba->reg_with_cnic)) { + bnx2i_chip_cleanup(hba); hba->cnic->unregister_device(hba->cnic, CNIC_ULP_ISCSI); clear_bit(BNX2I_CNIC_REGISTERED, &hba->reg_with_cnic); } diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c index a46ccc380ab..fb50efbce08 100644 --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c @@ -1078,11 +1078,9 @@ static int bnx2i_iscsi_send_generic_request(struct iscsi_task *task) buf = bnx2i_conn->gen_pdu.req_buf; if (data_len) rc = bnx2i_send_iscsi_nopout(bnx2i_conn, task, - RESERVED_ITT, buf, data_len, 1); else rc = bnx2i_send_iscsi_nopout(bnx2i_conn, task, - RESERVED_ITT, NULL, 0, 1); break; case ISCSI_OP_LOGOUT: @@ -1955,6 +1953,9 @@ int bnx2i_hw_ep_disconnect(struct bnx2i_endpoint *bnx2i_ep) if (!cnic) return 0; + if (bnx2i_ep->state == EP_STATE_IDLE) + return 0; + if (!bnx2i_ep_tcp_conn_active(bnx2i_ep)) goto destroy_conn; @@ -1998,11 +1999,13 @@ int bnx2i_hw_ep_disconnect(struct bnx2i_endpoint *bnx2i_ep) else close_ret = cnic->cm_abort(bnx2i_ep->cm_sk); + /* No longer allow CFC delete if cm_close/abort fails the request */ if (close_ret) - bnx2i_ep->state = EP_STATE_DISCONN_COMPL; - - /* wait for option-2 conn teardown */ - wait_event_interruptible(bnx2i_ep->ofld_wait, + printk(KERN_ALERT "bnx2i: %s close/abort(%d) returned %d\n", + bnx2i_ep->hba->netdev->name, close, close_ret); + else + /* wait for option-2 conn teardown */ + wait_event_interruptible(bnx2i_ep->ofld_wait, bnx2i_ep->state != EP_STATE_DISCONN_START); if (signal_pending(current)) diff --git a/drivers/scsi/cxgb3i/cxgb3i.h b/drivers/scsi/cxgb3i/cxgb3i.h deleted file mode 100644 index e3133b58e59..00000000000 --- a/drivers/scsi/cxgb3i/cxgb3i.h +++ /dev/null @@ -1,161 +0,0 @@ -/* - * cxgb3i.h: Chelsio S3xx iSCSI driver. - * - * Copyright (c) 2008 Chelsio Communications, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation. - * - * Written by: Karen Xie (kxie@chelsio.com) - */ - -#ifndef __CXGB3I_H__ -#define __CXGB3I_H__ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/errno.h> -#include <linux/types.h> -#include <linux/list.h> -#include <linux/netdevice.h> -#include <linux/scatterlist.h> -#include <linux/skbuff.h> -#include <scsi/libiscsi_tcp.h> - -/* from cxgb3 LLD */ -#include "common.h" -#include "t3_cpl.h" -#include "t3cdev.h" -#include "cxgb3_ctl_defs.h" -#include "cxgb3_offload.h" -#include "firmware_exports.h" - -#include "cxgb3i_offload.h" -#include "cxgb3i_ddp.h" - -#define CXGB3I_SCSI_HOST_QDEPTH 1024 -#define CXGB3I_MAX_TARGET CXGB3I_MAX_CONN -#define CXGB3I_MAX_LUN 512 -#define ISCSI_PDU_NONPAYLOAD_MAX \ - (sizeof(struct iscsi_hdr) + ISCSI_MAX_AHS_SIZE + 2*ISCSI_DIGEST_SIZE) - -struct cxgb3i_adapter; -struct cxgb3i_hba; -struct cxgb3i_endpoint; - -/** - * struct cxgb3i_hba - cxgb3i iscsi structure (per port) - * - * @snic: cxgb3i adapter containing this port - * @ndev: pointer to netdev structure - * @shost: pointer to scsi host structure - */ -struct cxgb3i_hba { - struct cxgb3i_adapter *snic; - struct net_device *ndev; - struct Scsi_Host *shost; -}; - -/** - * struct cxgb3i_adapter - cxgb3i adapter structure (per pci) - * - * @listhead: list head to link elements - * @lock: lock for this structure - * @tdev: pointer to t3cdev used by cxgb3 driver - * @pdev: pointer to pci dev - * @hba_cnt: # of hbas (the same as # of ports) - * @hba: all the hbas on this adapter - * @flags: bit flag for adapter event/status - * @tx_max_size: max. tx packet size supported - * @rx_max_size: max. rx packet size supported - * @tag_format: ddp tag format settings - */ -#define CXGB3I_ADAPTER_FLAG_RESET 0x1 -struct cxgb3i_adapter { - struct list_head list_head; - spinlock_t lock; - struct t3cdev *tdev; - struct pci_dev *pdev; - unsigned char hba_cnt; - struct cxgb3i_hba *hba[MAX_NPORTS]; - - unsigned int flags; - unsigned int tx_max_size; - unsigned int rx_max_size; - - struct cxgb3i_tag_format tag_format; -}; - -/** - * struct cxgb3i_conn - cxgb3i iscsi connection - * - * @listhead: list head to link elements - * @cep: pointer to iscsi_endpoint structure - * @conn: pointer to iscsi_conn structure - * @hba: pointer to the hba this conn. is going through - * @task_idx_bits: # of bits needed for session->cmds_max - */ -struct cxgb3i_conn { - struct list_head list_head; - struct cxgb3i_endpoint *cep; - struct iscsi_conn *conn; - struct cxgb3i_hba *hba; - unsigned int task_idx_bits; -}; - -/** - * struct cxgb3i_endpoint - iscsi tcp endpoint - * - * @c3cn: the h/w tcp connection representation - * @hba: pointer to the hba this conn. is going through - * @cconn: pointer to the associated cxgb3i iscsi connection - */ -struct cxgb3i_endpoint { - struct s3_conn *c3cn; - struct cxgb3i_hba *hba; - struct cxgb3i_conn *cconn; -}; - -/** - * struct cxgb3i_task_data - private iscsi task data - * - * @nr_frags: # of coalesced page frags (from scsi sgl) - * @frags: coalesced page frags (from scsi sgl) - * @skb: tx pdu skb - * @offset: data offset for the next pdu - * @count: max. possible pdu payload - * @sgoffset: offset to the first sg entry for a given offset - */ -#define MAX_PDU_FRAGS ((ULP2_MAX_PDU_PAYLOAD + 512 - 1) / 512) -struct cxgb3i_task_data { - unsigned short nr_frags; - skb_frag_t frags[MAX_PDU_FRAGS]; - struct sk_buff *skb; - unsigned int offset; - unsigned int count; - unsigned int sgoffset; -}; - -int cxgb3i_iscsi_init(void); -void cxgb3i_iscsi_cleanup(void); - -struct cxgb3i_adapter *cxgb3i_adapter_find_by_tdev(struct t3cdev *); -void cxgb3i_adapter_open(struct t3cdev *); -void cxgb3i_adapter_close(struct t3cdev *); - -struct cxgb3i_hba *cxgb3i_hba_host_add(struct cxgb3i_adapter *, - struct net_device *); -void cxgb3i_hba_host_remove(struct cxgb3i_hba *); - -int cxgb3i_pdu_init(void); -void cxgb3i_pdu_cleanup(void); -void cxgb3i_conn_cleanup_task(struct iscsi_task *); -int cxgb3i_conn_alloc_pdu(struct iscsi_task *, u8); -int cxgb3i_conn_init_pdu(struct iscsi_task *, unsigned int, unsigned int); -int cxgb3i_conn_xmit_pdu(struct iscsi_task *); - -void cxgb3i_release_itt(struct iscsi_task *task, itt_t hdr_itt); -int cxgb3i_reserve_itt(struct iscsi_task *task, itt_t *hdr_itt); - -#endif diff --git a/drivers/scsi/cxgb3i/cxgb3i_ddp.c b/drivers/scsi/cxgb3i/cxgb3i_ddp.c deleted file mode 100644 index be0e23042c7..00000000000 --- a/drivers/scsi/cxgb3i/cxgb3i_ddp.c +++ /dev/null @@ -1,773 +0,0 @@ -/* - * cxgb3i_ddp.c: Chelsio S3xx iSCSI DDP Manager. - * - * Copyright (c) 2008 Chelsio Communications, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation. - * - * Written by: Karen Xie (kxie@chelsio.com) - */ - -#include <linux/slab.h> -#include <linux/skbuff.h> -#include <linux/scatterlist.h> - -/* from cxgb3 LLD */ -#include "common.h" -#include "t3_cpl.h" -#include "t3cdev.h" -#include "cxgb3_ctl_defs.h" -#include "cxgb3_offload.h" -#include "firmware_exports.h" - -#include "cxgb3i_ddp.h" - -#define ddp_log_error(fmt...) printk(KERN_ERR "cxgb3i_ddp: ERR! " fmt) -#define ddp_log_warn(fmt...) printk(KERN_WARNING "cxgb3i_ddp: WARN! " fmt) -#define ddp_log_info(fmt...) printk(KERN_INFO "cxgb3i_ddp: " fmt) - -#ifdef __DEBUG_CXGB3I_DDP__ -#define ddp_log_debug(fmt, args...) \ - printk(KERN_INFO "cxgb3i_ddp: %s - " fmt, __func__ , ## args) -#else -#define ddp_log_debug(fmt...) -#endif - -/* - * iSCSI Direct Data Placement - * - * T3 h/w can directly place the iSCSI Data-In or Data-Out PDU's payload into - * pre-posted final destination host-memory buffers based on the Initiator - * Task Tag (ITT) in Data-In or Target Task Tag (TTT) in Data-Out PDUs. - * - * The host memory address is programmed into h/w in the format of pagepod - * entries. - * The location of the pagepod entry is encoded into ddp tag which is used or - * is the base for ITT/TTT. - */ - -#define DDP_PGIDX_MAX 4 -#define DDP_THRESHOLD 2048 -static unsigned char ddp_page_order[DDP_PGIDX_MAX] = {0, 1, 2, 4}; -static unsigned char ddp_page_shift[DDP_PGIDX_MAX] = {12, 13, 14, 16}; -static unsigned char page_idx = DDP_PGIDX_MAX; - -/* - * functions to program the pagepod in h/w - */ -static inline void ulp_mem_io_set_hdr(struct sk_buff *skb, unsigned int addr) -{ - struct ulp_mem_io *req = (struct ulp_mem_io *)skb->head; - - req->wr.wr_lo = 0; - req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_BYPASS)); - req->cmd_lock_addr = htonl(V_ULP_MEMIO_ADDR(addr >> 5) | - V_ULPTX_CMD(ULP_MEM_WRITE)); - req->len = htonl(V_ULP_MEMIO_DATA_LEN(PPOD_SIZE >> 5) | - V_ULPTX_NFLITS((PPOD_SIZE >> 3) + 1)); -} - -static int set_ddp_map(struct cxgb3i_ddp_info *ddp, struct pagepod_hdr *hdr, - unsigned int idx, unsigned int npods, - struct cxgb3i_gather_list *gl) -{ - unsigned int pm_addr = (idx << PPOD_SIZE_SHIFT) + ddp->llimit; - int i; - - for (i = 0; i < npods; i++, idx++, pm_addr += PPOD_SIZE) { - struct sk_buff *skb = ddp->gl_skb[idx]; - struct pagepod *ppod; - int j, pidx; - - /* hold on to the skb until we clear the ddp mapping */ - skb_get(skb); - - ulp_mem_io_set_hdr(skb, pm_addr); - ppod = (struct pagepod *) - (skb->head + sizeof(struct ulp_mem_io)); - memcpy(&(ppod->hdr), hdr, sizeof(struct pagepod)); - for (pidx = 4 * i, j = 0; j < 5; ++j, ++pidx) - ppod->addr[j] = pidx < gl->nelem ? - cpu_to_be64(gl->phys_addr[pidx]) : 0UL; - - skb->priority = CPL_PRIORITY_CONTROL; - cxgb3_ofld_send(ddp->tdev, skb); - } - return 0; -} - -static void clear_ddp_map(struct cxgb3i_ddp_info *ddp, unsigned int tag, - unsigned int idx, unsigned int npods) -{ - unsigned int pm_addr = (idx << PPOD_SIZE_SHIFT) + ddp->llimit; - int i; - - for (i = 0; i < npods; i++, idx++, pm_addr += PPOD_SIZE) { - struct sk_buff *skb = ddp->gl_skb[idx]; - - if (!skb) { - ddp_log_error("ddp tag 0x%x, 0x%x, %d/%u, skb NULL.\n", - tag, idx, i, npods); - continue; - } - ddp->gl_skb[idx] = NULL; - memset((skb->head + sizeof(struct ulp_mem_io)), 0, PPOD_SIZE); - ulp_mem_io_set_hdr(skb, pm_addr); - skb->priority = CPL_PRIORITY_CONTROL; - cxgb3_ofld_send(ddp->tdev, skb); - } -} - -static inline int ddp_find_unused_entries(struct cxgb3i_ddp_info *ddp, - unsigned int start, unsigned int max, - unsigned int count, - struct cxgb3i_gather_list *gl) -{ - unsigned int i, j, k; - - /* not enough entries */ - if ((max - start) < count) - return -EBUSY; - - max -= count; - spin_lock(&ddp->map_lock); - for (i = start; i < max;) { - for (j = 0, k = i; j < count; j++, k++) { - if (ddp->gl_map[k]) - break; - } - if (j == count) { - for (j = 0, k = i; j < count; j++, k++) - ddp->gl_map[k] = gl; - spin_unlock(&ddp->map_lock); - return i; - } - i += j + 1; - } - spin_unlock(&ddp->map_lock); - return -EBUSY; -} - -static inline void ddp_unmark_entries(struct cxgb3i_ddp_info *ddp, - int start, int count) -{ - spin_lock(&ddp->map_lock); - memset(&ddp->gl_map[start], 0, - count * sizeof(struct cxgb3i_gather_list *)); - spin_unlock(&ddp->map_lock); -} - -static inline void ddp_free_gl_skb(struct cxgb3i_ddp_info *ddp, - int idx, int count) -{ - int i; - - for (i = 0; i < count; i++, idx++) - if (ddp->gl_skb[idx]) { - kfree_skb(ddp->gl_skb[idx]); - ddp->gl_skb[idx] = NULL; - } -} - -static inline int ddp_alloc_gl_skb(struct cxgb3i_ddp_info *ddp, int idx, - int count, gfp_t gfp) -{ - int i; - - for (i = 0; i < count; i++) { - struct sk_buff *skb = alloc_skb(sizeof(struct ulp_mem_io) + - PPOD_SIZE, gfp); - if (skb) { - ddp->gl_skb[idx + i] = skb; - skb_put(skb, sizeof(struct ulp_mem_io) + PPOD_SIZE); - } else { - ddp_free_gl_skb(ddp, idx, i); - return -ENOMEM; - } - } - return 0; -} - -/** - * cxgb3i_ddp_find_page_index - return ddp page index for a given page size - * @pgsz: page size - * return the ddp page index, if no match is found return DDP_PGIDX_MAX. - */ -int cxgb3i_ddp_find_page_index(unsigned long pgsz) -{ - int i; - - for (i = 0; i < DDP_PGIDX_MAX; i++) { - if (pgsz == (1UL << ddp_page_shift[i])) - return i; - } - ddp_log_debug("ddp page size 0x%lx not supported.\n", pgsz); - return DDP_PGIDX_MAX; -} - -/** - * cxgb3i_ddp_adjust_page_table - adjust page table with PAGE_SIZE - * return the ddp page index, if no match is found return DDP_PGIDX_MAX. - */ -int cxgb3i_ddp_adjust_page_table(void) -{ - int i; - unsigned int base_order, order; - - if (PAGE_SIZE < (1UL << ddp_page_shift[0])) { - ddp_log_info("PAGE_SIZE 0x%lx too small, min. 0x%lx.\n", - PAGE_SIZE, 1UL << ddp_page_shift[0]); - return -EINVAL; - } - - base_order = get_order(1UL << ddp_page_shift[0]); - order = get_order(1 << PAGE_SHIFT); - for (i = 0; i < DDP_PGIDX_MAX; i++) { - /* first is the kernel page size, then just doubling the size */ - ddp_page_order[i] = order - base_order + i; - ddp_page_shift[i] = PAGE_SHIFT + i; - } - return 0; -} - -static inline void ddp_gl_unmap(struct pci_dev *pdev, - struct cxgb3i_gather_list *gl) -{ - int i; - - for (i = 0; i < gl->nelem; i++) - pci_unmap_page(pdev, gl->phys_addr[i], PAGE_SIZE, - PCI_DMA_FROMDEVICE); -} - -static inline int ddp_gl_map(struct pci_dev *pdev, - struct cxgb3i_gather_list *gl) -{ - int i; - - for (i = 0; i < gl->nelem; i++) { - gl->phys_addr[i] = pci_map_page(pdev, gl->pages[i], 0, - PAGE_SIZE, - PCI_DMA_FROMDEVICE); - if (unlikely(pci_dma_mapping_error(pdev, gl->phys_addr[i]))) - goto unmap; - } - - return i; - -unmap: - if (i) { - unsigned int nelem = gl->nelem; - - gl->nelem = i; - ddp_gl_unmap(pdev, gl); - gl->nelem = nelem; - } - return -ENOMEM; -} - -/** - * cxgb3i_ddp_make_gl - build ddp page buffer list - * @xferlen: total buffer length - * @sgl: page buffer scatter-gather list - * @sgcnt: # of page buffers - * @pdev: pci_dev, used for pci map - * @gfp: allocation mode - * - * construct a ddp page buffer list from the scsi scattergather list. - * coalesce buffers as much as possible, and obtain dma addresses for - * each page. - * - * Return the cxgb3i_gather_list constructed from the page buffers if the - * memory can be used for ddp. Return NULL otherwise. - */ -struct cxgb3i_gather_list *cxgb3i_ddp_make_gl(unsigned int xferlen, - struct scatterlist *sgl, - unsigned int sgcnt, - struct pci_dev *pdev, - gfp_t gfp) -{ - struct cxgb3i_gather_list *gl; - struct scatterlist *sg = sgl; - struct page *sgpage = sg_page(sg); - unsigned int sglen = sg->length; - unsigned int sgoffset = sg->offset; - unsigned int npages = (xferlen + sgoffset + PAGE_SIZE - 1) >> - PAGE_SHIFT; - int i = 1, j = 0; - - if (xferlen < DDP_THRESHOLD) { - ddp_log_debug("xfer %u < threshold %u, no ddp.\n", - xferlen, DDP_THRESHOLD); - return NULL; - } - - gl = kzalloc(sizeof(struct cxgb3i_gather_list) + - npages * (sizeof(dma_addr_t) + sizeof(struct page *)), - gfp); - if (!gl) - return NULL; - - gl->pages = (struct page **)&gl->phys_addr[npages]; - gl->length = xferlen; - gl->offset = sgoffset; - gl->pages[0] = sgpage; - - sg = sg_next(sg); - while (sg) { - struct page *page = sg_page(sg); - - if (sgpage == page && sg->offset == sgoffset + sglen) - sglen += sg->length; - else { - /* make sure the sgl is fit for ddp: - * each has the same page size, and - * all of the middle pages are used completely - */ - if ((j && sgoffset) || - ((i != sgcnt - 1) && - ((sglen + sgoffset) & ~PAGE_MASK))) - goto error_out; - - j++; - if (j == gl->nelem || sg->offset) - goto error_out; - gl->pages[j] = page; - sglen = sg->length; - sgoffset = sg->offset; - sgpage = page; - } - i++; - sg = sg_next(sg); - } - gl->nelem = ++j; - - if (ddp_gl_map(pdev, gl) < 0) - goto error_out; - - return gl; - -error_out: - kfree(gl); - return NULL; -} - -/** - * cxgb3i_ddp_release_gl - release a page buffer list - * @gl: a ddp page buffer list - * @pdev: pci_dev used for pci_unmap - * free a ddp page buffer list resulted from cxgb3i_ddp_make_gl(). - */ -void cxgb3i_ddp_release_gl(struct cxgb3i_gather_list *gl, - struct pci_dev *pdev) -{ - ddp_gl_unmap(pdev, gl); - kfree(gl); -} - -/** - * cxgb3i_ddp_tag_reserve - set up ddp for a data transfer - * @tdev: t3cdev adapter - * @tid: connection id - * @tformat: tag format - * @tagp: contains s/w tag initially, will be updated with ddp/hw tag - * @gl: the page momory list - * @gfp: allocation mode - * - * ddp setup for a given page buffer list and construct the ddp tag. - * return 0 if success, < 0 otherwise. - */ -int cxgb3i_ddp_tag_reserve(struct t3cdev *tdev, unsigned int tid, - struct cxgb3i_tag_format *tformat, u32 *tagp, - struct cxgb3i_gather_list *gl, gfp_t gfp) -{ - struct cxgb3i_ddp_info *ddp = tdev->ulp_iscsi; - struct pagepod_hdr hdr; - unsigned int npods; - int idx = -1; - int err = -ENOMEM; - u32 sw_tag = *tagp; - u32 tag; - - if (page_idx >= DDP_PGIDX_MAX || !ddp || !gl || !gl->nelem || - gl->length < DDP_THRESHOLD) { - ddp_log_debug("pgidx %u, xfer %u/%u, NO ddp.\n", - page_idx, gl->length, DDP_THRESHOLD); - return -EINVAL; - } - - npods = (gl->nelem + PPOD_PAGES_MAX - 1) >> PPOD_PAGES_SHIFT; - - if (ddp->idx_last == ddp->nppods) - idx = ddp_find_unused_entries(ddp, 0, ddp->nppods, npods, gl); - else { - idx = ddp_find_unused_entries(ddp, ddp->idx_last + 1, - ddp->nppods, npods, gl); - if (idx < 0 && ddp->idx_last >= npods) { - idx = ddp_find_unused_entries(ddp, 0, - min(ddp->idx_last + npods, ddp->nppods), - npods, gl); - } - } - if (idx < 0) { - ddp_log_debug("xferlen %u, gl %u, npods %u NO DDP.\n", - gl->length, gl->nelem, npods); - return idx; - } - - err = ddp_alloc_gl_skb(ddp, idx, npods, gfp); - if (err < 0) - goto unmark_entries; - - tag = cxgb3i_ddp_tag_base(tformat, sw_tag); - tag |= idx << PPOD_IDX_SHIFT; - - hdr.rsvd = 0; - hdr.vld_tid = htonl(F_PPOD_VALID | V_PPOD_TID(tid)); - hdr.pgsz_tag_clr = htonl(tag & ddp->rsvd_tag_mask); - hdr.maxoffset = htonl(gl->length); - hdr.pgoffset = htonl(gl->offset); - - err = set_ddp_map(ddp, &hdr, idx, npods, gl); - if (err < 0) - goto free_gl_skb; - - ddp->idx_last = idx; - ddp_log_debug("xfer %u, gl %u,%u, tid 0x%x, 0x%x -> 0x%x(%u,%u).\n", - gl->length, gl->nelem, gl->offset, tid, sw_tag, tag, - idx, npods); - *tagp = tag; - return 0; - -free_gl_skb: - ddp_free_gl_skb(ddp, idx, npods); -unmark_entries: - ddp_unmark_entries(ddp, idx, npods); - return err; -} - -/** - * cxgb3i_ddp_tag_release - release a ddp tag - * @tdev: t3cdev adapter - * @tag: ddp tag - * ddp cleanup for a given ddp tag and release all the resources held - */ -void cxgb3i_ddp_tag_release(struct t3cdev *tdev, u32 tag) -{ - struct cxgb3i_ddp_info *ddp = tdev->ulp_iscsi; - u32 idx; - - if (!ddp) { - ddp_log_error("release ddp tag 0x%x, ddp NULL.\n", tag); - return; - } - - idx = (tag >> PPOD_IDX_SHIFT) & ddp->idx_mask; - if (idx < ddp->nppods) { - struct cxgb3i_gather_list *gl = ddp->gl_map[idx]; - unsigned int npods; - - if (!gl || !gl->nelem) { - ddp_log_error("release 0x%x, idx 0x%x, gl 0x%p, %u.\n", - tag, idx, gl, gl ? gl->nelem : 0); - return; - } - npods = (gl->nelem + PPOD_PAGES_MAX - 1) >> PPOD_PAGES_SHIFT; - ddp_log_debug("ddp tag 0x%x, release idx 0x%x, npods %u.\n", - tag, idx, npods); - clear_ddp_map(ddp, tag, idx, npods); - ddp_unmark_entries(ddp, idx, npods); - cxgb3i_ddp_release_gl(gl, ddp->pdev); - } else - ddp_log_error("ddp tag 0x%x, idx 0x%x > max 0x%x.\n", - tag, idx, ddp->nppods); -} - -static int setup_conn_pgidx(struct t3cdev *tdev, unsigned int tid, int pg_idx, - int reply) -{ - struct sk_buff *skb = alloc_skb(sizeof(struct cpl_set_tcb_field), - GFP_KERNEL); - struct cpl_set_tcb_field *req; - u64 val = pg_idx < DDP_PGIDX_MAX ? pg_idx : 0; - - if (!skb) - return -ENOMEM; - - /* set up ulp submode and page size */ - req = (struct cpl_set_tcb_field *)skb_put(skb, sizeof(*req)); - req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); - req->wr.wr_lo = 0; - OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); - req->reply = V_NO_REPLY(reply ? 0 : 1); - req->cpu_idx = 0; - req->word = htons(31); - req->mask = cpu_to_be64(0xF0000000); - req->val = cpu_to_be64(val << 28); - skb->priority = CPL_PRIORITY_CONTROL; - - cxgb3_ofld_send(tdev, skb); - return 0; -} - -/** - * cxgb3i_setup_conn_host_pagesize - setup the conn.'s ddp page size - * @tdev: t3cdev adapter - * @tid: connection id - * @reply: request reply from h/w - * set up the ddp page size based on the host PAGE_SIZE for a connection - * identified by tid - */ -int cxgb3i_setup_conn_host_pagesize(struct t3cdev *tdev, unsigned int tid, - int reply) -{ - return setup_conn_pgidx(tdev, tid, page_idx, reply); -} - -/** - * cxgb3i_setup_conn_pagesize - setup the conn.'s ddp page size - * @tdev: t3cdev adapter - * @tid: connection id - * @reply: request reply from h/w - * @pgsz: ddp page size - * set up the ddp page size for a connection identified by tid - */ -int cxgb3i_setup_conn_pagesize(struct t3cdev *tdev, unsigned int tid, - int reply, unsigned long pgsz) -{ - int pgidx = cxgb3i_ddp_find_page_index(pgsz); - - return setup_conn_pgidx(tdev, tid, pgidx, reply); -} - -/** - * cxgb3i_setup_conn_digest - setup conn. digest setting - * @tdev: t3cdev adapter - * @tid: connection id - * @hcrc: header digest enabled - * @dcrc: data digest enabled - * @reply: request reply from h/w - * set up the iscsi digest settings for a connection identified by tid - */ -int cxgb3i_setup_conn_digest(struct t3cdev *tdev, unsigned int tid, - int hcrc, int dcrc, int reply) -{ - struct sk_buff *skb = alloc_skb(sizeof(struct cpl_set_tcb_field), - GFP_KERNEL); - struct cpl_set_tcb_field *req; - u64 val = (hcrc ? 1 : 0) | (dcrc ? 2 : 0); - - if (!skb) - return -ENOMEM; - - /* set up ulp submode and page size */ - req = (struct cpl_set_tcb_field *)skb_put(skb, sizeof(*req)); - req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); - req->wr.wr_lo = 0; - OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); - req->reply = V_NO_REPLY(reply ? 0 : 1); - req->cpu_idx = 0; - req->word = htons(31); - req->mask = cpu_to_be64(0x0F000000); - req->val = cpu_to_be64(val << 24); - skb->priority = CPL_PRIORITY_CONTROL; - - cxgb3_ofld_send(tdev, skb); - return 0; -} - - -/** - * cxgb3i_adapter_ddp_info - read the adapter's ddp information - * @tdev: t3cdev adapter - * @tformat: tag format - * @txsz: max tx pdu payload size, filled in by this func. - * @rxsz: max rx pdu payload size, filled in by this func. - * setup the tag format for a given iscsi entity - */ -int cxgb3i_adapter_ddp_info(struct t3cdev *tdev, - struct cxgb3i_tag_format *tformat, - unsigned int *txsz, unsigned int *rxsz) -{ - struct cxgb3i_ddp_info *ddp; - unsigned char idx_bits; - - if (!tformat) - return -EINVAL; - - if (!tdev->ulp_iscsi) - return -EINVAL; - - ddp = (struct cxgb3i_ddp_info *)tdev->ulp_iscsi; - - idx_bits = 32 - tformat->sw_bits; - tformat->rsvd_bits = ddp->idx_bits; - tformat->rsvd_shift = PPOD_IDX_SHIFT; - tformat->rsvd_mask = (1 << tformat->rsvd_bits) - 1; - - ddp_log_info("tag format: sw %u, rsvd %u,%u, mask 0x%x.\n", - tformat->sw_bits, tformat->rsvd_bits, - tformat->rsvd_shift, tformat->rsvd_mask); - - *txsz = min_t(unsigned int, ULP2_MAX_PDU_PAYLOAD, - ddp->max_txsz - ISCSI_PDU_NONPAYLOAD_LEN); - *rxsz = min_t(unsigned int, ULP2_MAX_PDU_PAYLOAD, - ddp->max_rxsz - ISCSI_PDU_NONPAYLOAD_LEN); - ddp_log_info("max payload size: %u/%u, %u/%u.\n", - *txsz, ddp->max_txsz, *rxsz, ddp->max_rxsz); - return 0; -} - -/** - * cxgb3i_ddp_cleanup - release the cxgb3 adapter's ddp resource - * @tdev: t3cdev adapter - * release all the resource held by the ddp pagepod manager for a given - * adapter if needed - */ - -static void ddp_cleanup(struct kref *kref) -{ - struct cxgb3i_ddp_info *ddp = container_of(kref, - struct cxgb3i_ddp_info, - refcnt); - int i = 0; - - ddp_log_info("kref release ddp 0x%p, t3dev 0x%p.\n", ddp, ddp->tdev); - - ddp->tdev->ulp_iscsi = NULL; - while (i < ddp->nppods) { - struct cxgb3i_gather_list *gl = ddp->gl_map[i]; - if (gl) { - int npods = (gl->nelem + PPOD_PAGES_MAX - 1) - >> PPOD_PAGES_SHIFT; - ddp_log_info("t3dev 0x%p, ddp %d + %d.\n", - ddp->tdev, i, npods); - kfree(gl); - ddp_free_gl_skb(ddp, i, npods); - i += npods; - } else - i++; - } - cxgb3i_free_big_mem(ddp); -} - -void cxgb3i_ddp_cleanup(struct t3cdev *tdev) -{ - struct cxgb3i_ddp_info *ddp = (struct cxgb3i_ddp_info *)tdev->ulp_iscsi; - - ddp_log_info("t3dev 0x%p, release ddp 0x%p.\n", tdev, ddp); - if (ddp) - kref_put(&ddp->refcnt, ddp_cleanup); -} - -/** - * ddp_init - initialize the cxgb3 adapter's ddp resource - * @tdev: t3cdev adapter - * initialize the ddp pagepod manager for a given adapter - */ -static void ddp_init(struct t3cdev *tdev) -{ - struct cxgb3i_ddp_info *ddp = tdev->ulp_iscsi; - struct ulp_iscsi_info uinfo; - unsigned int ppmax, bits; - int i, err; - - if (ddp) { - kref_get(&ddp->refcnt); - ddp_log_warn("t3dev 0x%p, ddp 0x%p already set up.\n", - tdev, tdev->ulp_iscsi); - return; - } - - err = tdev->ctl(tdev, ULP_ISCSI_GET_PARAMS, &uinfo); - if (err < 0) { - ddp_log_error("%s, failed to get iscsi param err=%d.\n", - tdev->name, err); - return; - } - - ppmax = (uinfo.ulimit - uinfo.llimit + 1) >> PPOD_SIZE_SHIFT; - bits = __ilog2_u32(ppmax) + 1; - if (bits > PPOD_IDX_MAX_SIZE) - bits = PPOD_IDX_MAX_SIZE; - ppmax = (1 << (bits - 1)) - 1; - - ddp = cxgb3i_alloc_big_mem(sizeof(struct cxgb3i_ddp_info) + - ppmax * - (sizeof(struct cxgb3i_gather_list *) + - sizeof(struct sk_buff *)), - GFP_KERNEL); - if (!ddp) { - ddp_log_warn("%s unable to alloc ddp 0x%d, ddp disabled.\n", - tdev->name, ppmax); - return; - } - ddp->gl_map = (struct cxgb3i_gather_list **)(ddp + 1); - ddp->gl_skb = (struct sk_buff **)(((char *)ddp->gl_map) + - ppmax * - sizeof(struct cxgb3i_gather_list *)); - spin_lock_init(&ddp->map_lock); - kref_init(&ddp->refcnt); - - ddp->tdev = tdev; - ddp->pdev = uinfo.pdev; - ddp->max_txsz = min_t(unsigned int, uinfo.max_txsz, ULP2_MAX_PKT_SIZE); - ddp->max_rxsz = min_t(unsigned int, uinfo.max_rxsz, ULP2_MAX_PKT_SIZE); - ddp->llimit = uinfo.llimit; - ddp->ulimit = uinfo.ulimit; - ddp->nppods = ppmax; - ddp->idx_last = ppmax; - ddp->idx_bits = bits; - ddp->idx_mask = (1 << bits) - 1; - ddp->rsvd_tag_mask = (1 << (bits + PPOD_IDX_SHIFT)) - 1; - - uinfo.tagmask = ddp->idx_mask << PPOD_IDX_SHIFT; - for (i = 0; i < DDP_PGIDX_MAX; i++) - uinfo.pgsz_factor[i] = ddp_page_order[i]; - uinfo.ulimit = uinfo.llimit + (ppmax << PPOD_SIZE_SHIFT); - - err = tdev->ctl(tdev, ULP_ISCSI_SET_PARAMS, &uinfo); - if (err < 0) { - ddp_log_warn("%s unable to set iscsi param err=%d, " - "ddp disabled.\n", tdev->name, err); - goto free_ddp_map; - } - - tdev->ulp_iscsi = ddp; - - ddp_log_info("tdev 0x%p, nppods %u, bits %u, mask 0x%x,0x%x pkt %u/%u," - " %u/%u.\n", - tdev, ppmax, ddp->idx_bits, ddp->idx_mask, - ddp->rsvd_tag_mask, ddp->max_txsz, uinfo.max_txsz, - ddp->max_rxsz, uinfo.max_rxsz); - return; - -free_ddp_map: - cxgb3i_free_big_mem(ddp); -} - -/** - * cxgb3i_ddp_init - initialize ddp functions - */ -void cxgb3i_ddp_init(struct t3cdev *tdev) -{ - if (page_idx == DDP_PGIDX_MAX) { - page_idx = cxgb3i_ddp_find_page_index(PAGE_SIZE); - - if (page_idx == DDP_PGIDX_MAX) { - ddp_log_info("system PAGE_SIZE %lu, update hw.\n", - PAGE_SIZE); - if (cxgb3i_ddp_adjust_page_table() < 0) { - ddp_log_info("PAGE_SIZE %lu, ddp disabled.\n", - PAGE_SIZE); - return; - } - page_idx = cxgb3i_ddp_find_page_index(PAGE_SIZE); - } - ddp_log_info("system PAGE_SIZE %lu, ddp idx %u.\n", - PAGE_SIZE, page_idx); - } - ddp_init(tdev); -} diff --git a/drivers/scsi/cxgb3i/cxgb3i_ddp.h b/drivers/scsi/cxgb3i/cxgb3i_ddp.h deleted file mode 100644 index 6761b329124..00000000000 --- a/drivers/scsi/cxgb3i/cxgb3i_ddp.h +++ /dev/null @@ -1,312 +0,0 @@ -/* - * cxgb3i_ddp.h: Chelsio S3xx iSCSI DDP Manager. - * - * Copyright (c) 2008 Chelsio Communications, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation. - * - * Written by: Karen Xie (kxie@chelsio.com) - */ - -#ifndef __CXGB3I_ULP2_DDP_H__ -#define __CXGB3I_ULP2_DDP_H__ - -#include <linux/slab.h> -#include <linux/vmalloc.h> - -/** - * struct cxgb3i_tag_format - cxgb3i ulp tag format for an iscsi entity - * - * @sw_bits: # of bits used by iscsi software layer - * @rsvd_bits: # of bits used by h/w - * @rsvd_shift: h/w bits shift left - * @rsvd_mask: reserved bit mask - */ -struct cxgb3i_tag_format { - unsigned char sw_bits; - unsigned char rsvd_bits; - unsigned char rsvd_shift; - unsigned char filler[1]; - u32 rsvd_mask; -}; - -/** - * struct cxgb3i_gather_list - cxgb3i direct data placement memory - * - * @tag: ddp tag - * @length: total data buffer length - * @offset: initial offset to the 1st page - * @nelem: # of pages - * @pages: page pointers - * @phys_addr: physical address - */ -struct cxgb3i_gather_list { - u32 tag; - unsigned int length; - unsigned int offset; - unsigned int nelem; - struct page **pages; - dma_addr_t phys_addr[0]; -}; - -/** - * struct cxgb3i_ddp_info - cxgb3i direct data placement for pdu payload - * - * @list: list head to link elements - * @refcnt: ref. count - * @tdev: pointer to t3cdev used by cxgb3 driver - * @max_txsz: max tx packet size for ddp - * @max_rxsz: max rx packet size for ddp - * @llimit: lower bound of the page pod memory - * @ulimit: upper bound of the page pod memory - * @nppods: # of page pod entries - * @idx_last: page pod entry last used - * @idx_bits: # of bits the pagepod index would take - * @idx_mask: pagepod index mask - * @rsvd_tag_mask: tag mask - * @map_lock: lock to synchonize access to the page pod map - * @gl_map: ddp memory gather list - * @gl_skb: skb used to program the pagepod - */ -struct cxgb3i_ddp_info { - struct list_head list; - struct kref refcnt; - struct t3cdev *tdev; - struct pci_dev *pdev; - unsigned int max_txsz; - unsigned int max_rxsz; - unsigned int llimit; - unsigned int ulimit; - unsigned int nppods; - unsigned int idx_last; - unsigned char idx_bits; - unsigned char filler[3]; - u32 idx_mask; - u32 rsvd_tag_mask; - spinlock_t map_lock; - struct cxgb3i_gather_list **gl_map; - struct sk_buff **gl_skb; -}; - -#define ISCSI_PDU_NONPAYLOAD_LEN 312 /* bhs(48) + ahs(256) + digest(8) */ -#define ULP2_MAX_PKT_SIZE 16224 -#define ULP2_MAX_PDU_PAYLOAD (ULP2_MAX_PKT_SIZE - ISCSI_PDU_NONPAYLOAD_LEN) -#define PPOD_PAGES_MAX 4 -#define PPOD_PAGES_SHIFT 2 /* 4 pages per pod */ - -/* - * struct pagepod_hdr, pagepod - pagepod format - */ -struct pagepod_hdr { - u32 vld_tid; - u32 pgsz_tag_clr; - u32 maxoffset; - u32 pgoffset; - u64 rsvd; -}; - -struct pagepod { - struct pagepod_hdr hdr; - u64 addr[PPOD_PAGES_MAX + 1]; -}; - -#define PPOD_SIZE sizeof(struct pagepod) /* 64 */ -#define PPOD_SIZE_SHIFT 6 - -#define PPOD_COLOR_SHIFT 0 -#define PPOD_COLOR_SIZE 6 -#define PPOD_COLOR_MASK ((1 << PPOD_COLOR_SIZE) - 1) - -#define PPOD_IDX_SHIFT PPOD_COLOR_SIZE -#define PPOD_IDX_MAX_SIZE 24 - -#define S_PPOD_TID 0 -#define M_PPOD_TID 0xFFFFFF -#define V_PPOD_TID(x) ((x) << S_PPOD_TID) - -#define S_PPOD_VALID 24 -#define V_PPOD_VALID(x) ((x) << S_PPOD_VALID) -#define F_PPOD_VALID V_PPOD_VALID(1U) - -#define S_PPOD_COLOR 0 -#define M_PPOD_COLOR 0x3F -#define V_PPOD_COLOR(x) ((x) << S_PPOD_COLOR) - -#define S_PPOD_TAG 6 -#define M_PPOD_TAG 0xFFFFFF -#define V_PPOD_TAG(x) ((x) << S_PPOD_TAG) - -#define S_PPOD_PGSZ 30 -#define M_PPOD_PGSZ 0x3 -#define V_PPOD_PGSZ(x) ((x) << S_PPOD_PGSZ) - -/* - * large memory chunk allocation/release - * use vmalloc() if kmalloc() fails - */ -static inline void *cxgb3i_alloc_big_mem(unsigned int size, - gfp_t gfp) -{ - void *p = kmalloc(size, gfp); - if (!p) - p = vmalloc(size); - if (p) - memset(p, 0, size); - return p; -} - -static inline void cxgb3i_free_big_mem(void *addr) -{ - if (is_vmalloc_addr(addr)) - vfree(addr); - else - kfree(addr); -} - -/* - * cxgb3i ddp tag are 32 bits, it consists of reserved bits used by h/w and - * non-reserved bits that can be used by the iscsi s/w. - * The reserved bits are identified by the rsvd_bits and rsvd_shift fields - * in struct cxgb3i_tag_format. - * - * The upper most reserved bit can be used to check if a tag is ddp tag or not: - * if the bit is 0, the tag is a valid ddp tag - */ - -/** - * cxgb3i_is_ddp_tag - check if a given tag is a hw/ddp tag - * @tformat: tag format information - * @tag: tag to be checked - * - * return true if the tag is a ddp tag, false otherwise. - */ -static inline int cxgb3i_is_ddp_tag(struct cxgb3i_tag_format *tformat, u32 tag) -{ - return !(tag & (1 << (tformat->rsvd_bits + tformat->rsvd_shift - 1))); -} - -/** - * cxgb3i_sw_tag_usable - check if s/w tag has enough bits left for hw bits - * @tformat: tag format information - * @sw_tag: s/w tag to be checked - * - * return true if the tag can be used for hw ddp tag, false otherwise. - */ -static inline int cxgb3i_sw_tag_usable(struct cxgb3i_tag_format *tformat, - u32 sw_tag) -{ - sw_tag >>= (32 - tformat->rsvd_bits); - return !sw_tag; -} - -/** - * cxgb3i_set_non_ddp_tag - mark a given s/w tag as an invalid ddp tag - * @tformat: tag format information - * @sw_tag: s/w tag to be checked - * - * insert 1 at the upper most reserved bit to mark it as an invalid ddp tag. - */ -static inline u32 cxgb3i_set_non_ddp_tag(struct cxgb3i_tag_format *tformat, - u32 sw_tag) -{ - unsigned char shift = tformat->rsvd_bits + tformat->rsvd_shift - 1; - u32 mask = (1 << shift) - 1; - - if (sw_tag && (sw_tag & ~mask)) { - u32 v1 = sw_tag & ((1 << shift) - 1); - u32 v2 = (sw_tag >> (shift - 1)) << shift; - - return v2 | v1 | 1 << shift; - } - return sw_tag | 1 << shift; -} - -/** - * cxgb3i_ddp_tag_base - shift s/w tag bits so that reserved bits are not used - * @tformat: tag format information - * @sw_tag: s/w tag to be checked - */ -static inline u32 cxgb3i_ddp_tag_base(struct cxgb3i_tag_format *tformat, - u32 sw_tag) -{ - u32 mask = (1 << tformat->rsvd_shift) - 1; - - if (sw_tag && (sw_tag & ~mask)) { - u32 v1 = sw_tag & mask; - u32 v2 = sw_tag >> tformat->rsvd_shift; - - v2 <<= tformat->rsvd_shift + tformat->rsvd_bits; - return v2 | v1; - } - return sw_tag; -} - -/** - * cxgb3i_tag_rsvd_bits - get the reserved bits used by the h/w - * @tformat: tag format information - * @tag: tag to be checked - * - * return the reserved bits in the tag - */ -static inline u32 cxgb3i_tag_rsvd_bits(struct cxgb3i_tag_format *tformat, - u32 tag) -{ - if (cxgb3i_is_ddp_tag(tformat, tag)) - return (tag >> tformat->rsvd_shift) & tformat->rsvd_mask; - return 0; -} - -/** - * cxgb3i_tag_nonrsvd_bits - get the non-reserved bits used by the s/w - * @tformat: tag format information - * @tag: tag to be checked - * - * return the non-reserved bits in the tag. - */ -static inline u32 cxgb3i_tag_nonrsvd_bits(struct cxgb3i_tag_format *tformat, - u32 tag) -{ - unsigned char shift = tformat->rsvd_bits + tformat->rsvd_shift - 1; - u32 v1, v2; - - if (cxgb3i_is_ddp_tag(tformat, tag)) { - v1 = tag & ((1 << tformat->rsvd_shift) - 1); - v2 = (tag >> (shift + 1)) << tformat->rsvd_shift; - } else { - u32 mask = (1 << shift) - 1; - - tag &= ~(1 << shift); - v1 = tag & mask; - v2 = (tag >> 1) & ~mask; - } - return v1 | v2; -} - -int cxgb3i_ddp_tag_reserve(struct t3cdev *, unsigned int tid, - struct cxgb3i_tag_format *, u32 *tag, - struct cxgb3i_gather_list *, gfp_t gfp); -void cxgb3i_ddp_tag_release(struct t3cdev *, u32 tag); - -struct cxgb3i_gather_list *cxgb3i_ddp_make_gl(unsigned int xferlen, - struct scatterlist *sgl, - unsigned int sgcnt, - struct pci_dev *pdev, - gfp_t gfp); -void cxgb3i_ddp_release_gl(struct cxgb3i_gather_list *gl, - struct pci_dev *pdev); - -int cxgb3i_setup_conn_host_pagesize(struct t3cdev *, unsigned int tid, - int reply); -int cxgb3i_setup_conn_pagesize(struct t3cdev *, unsigned int tid, int reply, - unsigned long pgsz); -int cxgb3i_setup_conn_digest(struct t3cdev *, unsigned int tid, - int hcrc, int dcrc, int reply); -int cxgb3i_ddp_find_page_index(unsigned long pgsz); -int cxgb3i_adapter_ddp_info(struct t3cdev *, struct cxgb3i_tag_format *, - unsigned int *txsz, unsigned int *rxsz); - -void cxgb3i_ddp_init(struct t3cdev *); -void cxgb3i_ddp_cleanup(struct t3cdev *); -#endif diff --git a/drivers/scsi/cxgb3i/cxgb3i_init.c b/drivers/scsi/cxgb3i/cxgb3i_init.c deleted file mode 100644 index 685af369851..00000000000 --- a/drivers/scsi/cxgb3i/cxgb3i_init.c +++ /dev/null @@ -1,132 +0,0 @@ -/* cxgb3i_init.c: Chelsio S3xx iSCSI driver. - * - * Copyright (c) 2008 Chelsio Communications, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation. - * - * Written by: Karen Xie (kxie@chelsio.com) - */ - -#include "cxgb3i.h" - -#define DRV_MODULE_NAME "cxgb3i" -#define DRV_MODULE_VERSION "1.0.2" -#define DRV_MODULE_RELDATE "Mar. 2009" - -static char version[] = - "Chelsio S3xx iSCSI Driver " DRV_MODULE_NAME - " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; - -MODULE_AUTHOR("Karen Xie <kxie@chelsio.com>"); -MODULE_DESCRIPTION("Chelsio S3xx iSCSI Driver"); -MODULE_LICENSE("GPL"); -MODULE_VERSION(DRV_MODULE_VERSION); - -static void open_s3_dev(struct t3cdev *); -static void close_s3_dev(struct t3cdev *); -static void s3_event_handler(struct t3cdev *tdev, u32 event, u32 port); - -static cxgb3_cpl_handler_func cxgb3i_cpl_handlers[NUM_CPL_CMDS]; -static struct cxgb3_client t3c_client = { - .name = "iscsi_cxgb3", - .handlers = cxgb3i_cpl_handlers, - .add = open_s3_dev, - .remove = close_s3_dev, - .event_handler = s3_event_handler, -}; - -/** - * open_s3_dev - register with cxgb3 LLD - * @t3dev: cxgb3 adapter instance - */ -static void open_s3_dev(struct t3cdev *t3dev) -{ - static int vers_printed; - - if (!vers_printed) { - printk(KERN_INFO "%s", version); - vers_printed = 1; - } - - cxgb3i_ddp_init(t3dev); - cxgb3i_sdev_add(t3dev, &t3c_client); - cxgb3i_adapter_open(t3dev); -} - -/** - * close_s3_dev - de-register with cxgb3 LLD - * @t3dev: cxgb3 adapter instance - */ -static void close_s3_dev(struct t3cdev *t3dev) -{ - cxgb3i_adapter_close(t3dev); - cxgb3i_sdev_remove(t3dev); - cxgb3i_ddp_cleanup(t3dev); -} - -static void s3_event_handler(struct t3cdev *tdev, u32 event, u32 port) -{ - struct cxgb3i_adapter *snic = cxgb3i_adapter_find_by_tdev(tdev); - - cxgb3i_log_info("snic 0x%p, tdev 0x%p, event 0x%x, port 0x%x.\n", - snic, tdev, event, port); - if (!snic) - return; - - switch (event) { - case OFFLOAD_STATUS_DOWN: - snic->flags |= CXGB3I_ADAPTER_FLAG_RESET; - break; - case OFFLOAD_STATUS_UP: - snic->flags &= ~CXGB3I_ADAPTER_FLAG_RESET; - break; - } -} - -/** - * cxgb3i_init_module - module init entry point - * - * initialize any driver wide global data structures and register itself - * with the cxgb3 module - */ -static int __init cxgb3i_init_module(void) -{ - int err; - - err = cxgb3i_sdev_init(cxgb3i_cpl_handlers); - if (err < 0) - return err; - - err = cxgb3i_iscsi_init(); - if (err < 0) - return err; - - err = cxgb3i_pdu_init(); - if (err < 0) { - cxgb3i_iscsi_cleanup(); - return err; - } - - cxgb3_register_client(&t3c_client); - - return 0; -} - -/** - * cxgb3i_exit_module - module cleanup/exit entry point - * - * go through the driver hba list and for each hba, release any resource held. - * and unregisters iscsi transport and the cxgb3 module - */ -static void __exit cxgb3i_exit_module(void) -{ - cxgb3_unregister_client(&t3c_client); - cxgb3i_pdu_cleanup(); - cxgb3i_iscsi_cleanup(); - cxgb3i_sdev_cleanup(); -} - -module_init(cxgb3i_init_module); -module_exit(cxgb3i_exit_module); diff --git a/drivers/scsi/cxgb3i/cxgb3i_iscsi.c b/drivers/scsi/cxgb3i/cxgb3i_iscsi.c deleted file mode 100644 index 7b686abaae6..00000000000 --- a/drivers/scsi/cxgb3i/cxgb3i_iscsi.c +++ /dev/null @@ -1,1018 +0,0 @@ -/* cxgb3i_iscsi.c: Chelsio S3xx iSCSI driver. - * - * Copyright (c) 2008 Chelsio Communications, Inc. - * Copyright (c) 2008 Mike Christie - * Copyright (c) 2008 Red Hat, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation. - * - * Written by: Karen Xie (kxie@chelsio.com) - */ - -#include <linux/inet.h> -#include <linux/slab.h> -#include <linux/crypto.h> -#include <linux/if_vlan.h> -#include <net/dst.h> -#include <net/tcp.h> -#include <scsi/scsi_cmnd.h> -#include <scsi/scsi_device.h> -#include <scsi/scsi_eh.h> -#include <scsi/scsi_host.h> -#include <scsi/scsi.h> -#include <scsi/iscsi_proto.h> -#include <scsi/libiscsi.h> -#include <scsi/scsi_transport_iscsi.h> - -#include "cxgb3i.h" -#include "cxgb3i_pdu.h" - -#ifdef __DEBUG_CXGB3I_TAG__ -#define cxgb3i_tag_debug cxgb3i_log_debug -#else -#define cxgb3i_tag_debug(fmt...) -#endif - -#ifdef __DEBUG_CXGB3I_API__ -#define cxgb3i_api_debug cxgb3i_log_debug -#else -#define cxgb3i_api_debug(fmt...) -#endif - -/* - * align pdu size to multiple of 512 for better performance - */ -#define align_pdu_size(n) do { n = (n) & (~511); } while (0) - -static struct scsi_transport_template *cxgb3i_scsi_transport; -static struct scsi_host_template cxgb3i_host_template; -static struct iscsi_transport cxgb3i_iscsi_transport; -static unsigned char sw_tag_idx_bits; -static unsigned char sw_tag_age_bits; - -static LIST_HEAD(cxgb3i_snic_list); -static DEFINE_RWLOCK(cxgb3i_snic_rwlock); - -/** - * cxgb3i_adpater_find_by_tdev - find the cxgb3i_adapter structure via t3cdev - * @tdev: t3cdev pointer - */ -struct cxgb3i_adapter *cxgb3i_adapter_find_by_tdev(struct t3cdev *tdev) -{ - struct cxgb3i_adapter *snic; - - read_lock(&cxgb3i_snic_rwlock); - list_for_each_entry(snic, &cxgb3i_snic_list, list_head) { - if (snic->tdev == tdev) { - read_unlock(&cxgb3i_snic_rwlock); - return snic; - } - } - read_unlock(&cxgb3i_snic_rwlock); - return NULL; -} - -static inline int adapter_update(struct cxgb3i_adapter *snic) -{ - cxgb3i_log_info("snic 0x%p, t3dev 0x%p, updating.\n", - snic, snic->tdev); - return cxgb3i_adapter_ddp_info(snic->tdev, &snic->tag_format, - &snic->tx_max_size, - &snic->rx_max_size); -} - -static int adapter_add(struct cxgb3i_adapter *snic) -{ - struct t3cdev *t3dev = snic->tdev; - struct adapter *adapter = tdev2adap(t3dev); - int i, err; - - snic->pdev = adapter->pdev; - snic->tag_format.sw_bits = sw_tag_idx_bits + sw_tag_age_bits; - - err = cxgb3i_adapter_ddp_info(t3dev, &snic->tag_format, - &snic->tx_max_size, - &snic->rx_max_size); - if (err < 0) - return err; - - for_each_port(adapter, i) { - snic->hba[i] = cxgb3i_hba_host_add(snic, adapter->port[i]); - if (!snic->hba[i]) - return -EINVAL; - } - snic->hba_cnt = adapter->params.nports; - - /* add to the list */ - write_lock(&cxgb3i_snic_rwlock); - list_add_tail(&snic->list_head, &cxgb3i_snic_list); - write_unlock(&cxgb3i_snic_rwlock); - - cxgb3i_log_info("t3dev 0x%p open, snic 0x%p, %u scsi hosts added.\n", - t3dev, snic, snic->hba_cnt); - return 0; -} - -/** - * cxgb3i_adapter_open - init a s3 adapter structure and any h/w settings - * @t3dev: t3cdev adapter - */ -void cxgb3i_adapter_open(struct t3cdev *t3dev) -{ - struct cxgb3i_adapter *snic = cxgb3i_adapter_find_by_tdev(t3dev); - int err; - - if (snic) - err = adapter_update(snic); - else { - snic = kzalloc(sizeof(*snic), GFP_KERNEL); - if (snic) { - spin_lock_init(&snic->lock); - snic->tdev = t3dev; - err = adapter_add(snic); - } else - err = -ENOMEM; - } - - if (err < 0) { - cxgb3i_log_info("snic 0x%p, f 0x%x, t3dev 0x%p open, err %d.\n", - snic, snic ? snic->flags : 0, t3dev, err); - if (snic) { - snic->flags &= ~CXGB3I_ADAPTER_FLAG_RESET; - cxgb3i_adapter_close(t3dev); - } - } -} - -/** - * cxgb3i_adapter_close - release the resources held and cleanup h/w settings - * @t3dev: t3cdev adapter - */ -void cxgb3i_adapter_close(struct t3cdev *t3dev) -{ - struct cxgb3i_adapter *snic = cxgb3i_adapter_find_by_tdev(t3dev); - int i; - - if (!snic || snic->flags & CXGB3I_ADAPTER_FLAG_RESET) { - cxgb3i_log_info("t3dev 0x%p close, snic 0x%p, f 0x%x.\n", - t3dev, snic, snic ? snic->flags : 0); - return; - } - - /* remove from the list */ - write_lock(&cxgb3i_snic_rwlock); - list_del(&snic->list_head); - write_unlock(&cxgb3i_snic_rwlock); - - for (i = 0; i < snic->hba_cnt; i++) { - if (snic->hba[i]) { - cxgb3i_hba_host_remove(snic->hba[i]); - snic->hba[i] = NULL; - } - } - cxgb3i_log_info("t3dev 0x%p close, snic 0x%p, %u scsi hosts removed.\n", - t3dev, snic, snic->hba_cnt); - kfree(snic); -} - -/** - * cxgb3i_hba_find_by_netdev - find the cxgb3i_hba structure via net_device - * @t3dev: t3cdev adapter - */ -static struct cxgb3i_hba *cxgb3i_hba_find_by_netdev(struct net_device *ndev) -{ - struct cxgb3i_adapter *snic; - int i; - - if (ndev->priv_flags & IFF_802_1Q_VLAN) - ndev = vlan_dev_real_dev(ndev); - - read_lock(&cxgb3i_snic_rwlock); - list_for_each_entry(snic, &cxgb3i_snic_list, list_head) { - for (i = 0; i < snic->hba_cnt; i++) { - if (snic->hba[i]->ndev == ndev) { - read_unlock(&cxgb3i_snic_rwlock); - return snic->hba[i]; - } - } - } - read_unlock(&cxgb3i_snic_rwlock); - return NULL; -} - -/** - * cxgb3i_hba_host_add - register a new host with scsi/iscsi - * @snic: the cxgb3i adapter - * @ndev: associated net_device - */ -struct cxgb3i_hba *cxgb3i_hba_host_add(struct cxgb3i_adapter *snic, - struct net_device *ndev) -{ - struct cxgb3i_hba *hba; - struct Scsi_Host *shost; - int err; - - shost = iscsi_host_alloc(&cxgb3i_host_template, - sizeof(struct cxgb3i_hba), 1); - if (!shost) { - cxgb3i_log_info("snic 0x%p, ndev 0x%p, host_alloc failed.\n", - snic, ndev); - return NULL; - } - - shost->transportt = cxgb3i_scsi_transport; - shost->max_lun = CXGB3I_MAX_LUN; - shost->max_id = CXGB3I_MAX_TARGET; - shost->max_channel = 0; - shost->max_cmd_len = 16; - - hba = iscsi_host_priv(shost); - hba->snic = snic; - hba->ndev = ndev; - hba->shost = shost; - - pci_dev_get(snic->pdev); - err = iscsi_host_add(shost, &snic->pdev->dev); - if (err) { - cxgb3i_log_info("snic 0x%p, ndev 0x%p, host_add failed.\n", - snic, ndev); - goto pci_dev_put; - } - - cxgb3i_api_debug("shost 0x%p, hba 0x%p, no %u.\n", - shost, hba, shost->host_no); - - return hba; - -pci_dev_put: - pci_dev_put(snic->pdev); - scsi_host_put(shost); - return NULL; -} - -/** - * cxgb3i_hba_host_remove - de-register the host with scsi/iscsi - * @hba: the cxgb3i hba - */ -void cxgb3i_hba_host_remove(struct cxgb3i_hba *hba) -{ - cxgb3i_api_debug("shost 0x%p, hba 0x%p, no %u.\n", - hba->shost, hba, hba->shost->host_no); - iscsi_host_remove(hba->shost); - pci_dev_put(hba->snic->pdev); - iscsi_host_free(hba->shost); -} - -/** - * cxgb3i_ep_connect - establish TCP connection to target portal - * @shost: scsi host to use - * @dst_addr: target IP address - * @non_blocking: blocking or non-blocking call - * - * Initiates a TCP/IP connection to the dst_addr - */ -static struct iscsi_endpoint *cxgb3i_ep_connect(struct Scsi_Host *shost, - struct sockaddr *dst_addr, - int non_blocking) -{ - struct iscsi_endpoint *ep; - struct cxgb3i_endpoint *cep; - struct cxgb3i_hba *hba = NULL; - struct s3_conn *c3cn = NULL; - int err = 0; - - if (shost) - hba = iscsi_host_priv(shost); - - cxgb3i_api_debug("shost 0x%p, hba 0x%p.\n", shost, hba); - - c3cn = cxgb3i_c3cn_create(); - if (!c3cn) { - cxgb3i_log_info("ep connect OOM.\n"); - err = -ENOMEM; - goto release_conn; - } - - err = cxgb3i_c3cn_connect(hba ? hba->ndev : NULL, c3cn, - (struct sockaddr_in *)dst_addr); - if (err < 0) { - cxgb3i_log_info("ep connect failed.\n"); - goto release_conn; - } - - hba = cxgb3i_hba_find_by_netdev(c3cn->dst_cache->dev); - if (!hba) { - err = -ENOSPC; - cxgb3i_log_info("NOT going through cxgbi device.\n"); - goto release_conn; - } - - if (shost && hba != iscsi_host_priv(shost)) { - err = -ENOSPC; - cxgb3i_log_info("Could not connect through request host%u\n", - shost->host_no); - goto release_conn; - } - - if (c3cn_is_closing(c3cn)) { - err = -ENOSPC; - cxgb3i_log_info("ep connect unable to connect.\n"); - goto release_conn; - } - - ep = iscsi_create_endpoint(sizeof(*cep)); - if (!ep) { - err = -ENOMEM; - cxgb3i_log_info("iscsi alloc ep, OOM.\n"); - goto release_conn; - } - cep = ep->dd_data; - cep->c3cn = c3cn; - cep->hba = hba; - - cxgb3i_api_debug("ep 0x%p, 0x%p, c3cn 0x%p, hba 0x%p.\n", - ep, cep, c3cn, hba); - return ep; - -release_conn: - cxgb3i_api_debug("conn 0x%p failed, release.\n", c3cn); - if (c3cn) - cxgb3i_c3cn_release(c3cn); - return ERR_PTR(err); -} - -/** - * cxgb3i_ep_poll - polls for TCP connection establishement - * @ep: TCP connection (endpoint) handle - * @timeout_ms: timeout value in milli secs - * - * polls for TCP connect request to complete - */ -static int cxgb3i_ep_poll(struct iscsi_endpoint *ep, int timeout_ms) -{ - struct cxgb3i_endpoint *cep = ep->dd_data; - struct s3_conn *c3cn = cep->c3cn; - - if (!c3cn_is_established(c3cn)) - return 0; - cxgb3i_api_debug("ep 0x%p, c3cn 0x%p established.\n", ep, c3cn); - return 1; -} - -/** - * cxgb3i_ep_disconnect - teardown TCP connection - * @ep: TCP connection (endpoint) handle - * - * teardown TCP connection - */ -static void cxgb3i_ep_disconnect(struct iscsi_endpoint *ep) -{ - struct cxgb3i_endpoint *cep = ep->dd_data; - struct cxgb3i_conn *cconn = cep->cconn; - - cxgb3i_api_debug("ep 0x%p, cep 0x%p.\n", ep, cep); - - if (cconn && cconn->conn) { - /* - * stop the xmit path so the xmit_pdu function is - * not being called - */ - iscsi_suspend_tx(cconn->conn); - - write_lock_bh(&cep->c3cn->callback_lock); - cep->c3cn->user_data = NULL; - cconn->cep = NULL; - write_unlock_bh(&cep->c3cn->callback_lock); - } - - cxgb3i_api_debug("ep 0x%p, cep 0x%p, release c3cn 0x%p.\n", - ep, cep, cep->c3cn); - cxgb3i_c3cn_release(cep->c3cn); - iscsi_destroy_endpoint(ep); -} - -/** - * cxgb3i_session_create - create a new iscsi session - * @cmds_max: max # of commands - * @qdepth: scsi queue depth - * @initial_cmdsn: initial iscsi CMDSN for this session - * - * Creates a new iSCSI session - */ -static struct iscsi_cls_session * -cxgb3i_session_create(struct iscsi_endpoint *ep, u16 cmds_max, u16 qdepth, - u32 initial_cmdsn) -{ - struct cxgb3i_endpoint *cep; - struct cxgb3i_hba *hba; - struct Scsi_Host *shost; - struct iscsi_cls_session *cls_session; - struct iscsi_session *session; - - if (!ep) { - cxgb3i_log_error("%s, missing endpoint.\n", __func__); - return NULL; - } - - cep = ep->dd_data; - hba = cep->hba; - shost = hba->shost; - cxgb3i_api_debug("ep 0x%p, cep 0x%p, hba 0x%p.\n", ep, cep, hba); - BUG_ON(hba != iscsi_host_priv(shost)); - - cls_session = iscsi_session_setup(&cxgb3i_iscsi_transport, shost, - cmds_max, 0, - sizeof(struct iscsi_tcp_task) + - sizeof(struct cxgb3i_task_data), - initial_cmdsn, ISCSI_MAX_TARGET); - if (!cls_session) - return NULL; - session = cls_session->dd_data; - if (iscsi_tcp_r2tpool_alloc(session)) - goto remove_session; - - return cls_session; - -remove_session: - iscsi_session_teardown(cls_session); - return NULL; -} - -/** - * cxgb3i_session_destroy - destroys iscsi session - * @cls_session: pointer to iscsi cls session - * - * Destroys an iSCSI session instance and releases its all resources held - */ -static void cxgb3i_session_destroy(struct iscsi_cls_session *cls_session) -{ - cxgb3i_api_debug("sess 0x%p.\n", cls_session); - iscsi_tcp_r2tpool_free(cls_session->dd_data); - iscsi_session_teardown(cls_session); -} - -/** - * cxgb3i_conn_max_xmit_dlength -- calc the max. xmit pdu segment size - * @conn: iscsi connection - * check the max. xmit pdu payload, reduce it if needed - */ -static inline int cxgb3i_conn_max_xmit_dlength(struct iscsi_conn *conn) - -{ - struct iscsi_tcp_conn *tcp_conn = conn->dd_data; - struct cxgb3i_conn *cconn = tcp_conn->dd_data; - unsigned int max = max(512 * MAX_SKB_FRAGS, SKB_TX_HEADROOM); - - max = min(cconn->hba->snic->tx_max_size, max); - if (conn->max_xmit_dlength) - conn->max_xmit_dlength = min(conn->max_xmit_dlength, max); - else - conn->max_xmit_dlength = max; - align_pdu_size(conn->max_xmit_dlength); - cxgb3i_api_debug("conn 0x%p, max xmit %u.\n", - conn, conn->max_xmit_dlength); - return 0; -} - -/** - * cxgb3i_conn_max_recv_dlength -- check the max. recv pdu segment size - * @conn: iscsi connection - * return 0 if the value is valid, < 0 otherwise. - */ -static inline int cxgb3i_conn_max_recv_dlength(struct iscsi_conn *conn) -{ - struct iscsi_tcp_conn *tcp_conn = conn->dd_data; - struct cxgb3i_conn *cconn = tcp_conn->dd_data; - unsigned int max = cconn->hba->snic->rx_max_size; - - align_pdu_size(max); - if (conn->max_recv_dlength) { - if (conn->max_recv_dlength > max) { - cxgb3i_log_error("MaxRecvDataSegmentLength %u too big." - " Need to be <= %u.\n", - conn->max_recv_dlength, max); - return -EINVAL; - } - conn->max_recv_dlength = min(conn->max_recv_dlength, max); - align_pdu_size(conn->max_recv_dlength); - } else - conn->max_recv_dlength = max; - cxgb3i_api_debug("conn 0x%p, max recv %u.\n", - conn, conn->max_recv_dlength); - return 0; -} - -/** - * cxgb3i_conn_create - create iscsi connection instance - * @cls_session: pointer to iscsi cls session - * @cid: iscsi cid - * - * Creates a new iSCSI connection instance for a given session - */ -static struct iscsi_cls_conn *cxgb3i_conn_create(struct iscsi_cls_session - *cls_session, u32 cid) -{ - struct iscsi_cls_conn *cls_conn; - struct iscsi_conn *conn; - struct iscsi_tcp_conn *tcp_conn; - struct cxgb3i_conn *cconn; - - cxgb3i_api_debug("sess 0x%p, cid %u.\n", cls_session, cid); - - cls_conn = iscsi_tcp_conn_setup(cls_session, sizeof(*cconn), cid); - if (!cls_conn) - return NULL; - conn = cls_conn->dd_data; - tcp_conn = conn->dd_data; - cconn = tcp_conn->dd_data; - - cconn->conn = conn; - return cls_conn; -} - -/** - * cxgb3i_conn_bind - binds iscsi sess, conn and endpoint together - * @cls_session: pointer to iscsi cls session - * @cls_conn: pointer to iscsi cls conn - * @transport_eph: 64-bit EP handle - * @is_leading: leading connection on this session? - * - * Binds together an iSCSI session, an iSCSI connection and a - * TCP connection. This routine returns error code if the TCP - * connection does not belong on the device iSCSI sess/conn is bound - */ - -static int cxgb3i_conn_bind(struct iscsi_cls_session *cls_session, - struct iscsi_cls_conn *cls_conn, - u64 transport_eph, int is_leading) -{ - struct iscsi_conn *conn = cls_conn->dd_data; - struct iscsi_tcp_conn *tcp_conn = conn->dd_data; - struct cxgb3i_conn *cconn = tcp_conn->dd_data; - struct cxgb3i_adapter *snic; - struct iscsi_endpoint *ep; - struct cxgb3i_endpoint *cep; - struct s3_conn *c3cn; - int err; - - ep = iscsi_lookup_endpoint(transport_eph); - if (!ep) - return -EINVAL; - - /* setup ddp pagesize */ - cep = ep->dd_data; - c3cn = cep->c3cn; - snic = cep->hba->snic; - err = cxgb3i_setup_conn_host_pagesize(snic->tdev, c3cn->tid, 0); - if (err < 0) - return err; - - cxgb3i_api_debug("ep 0x%p, cls sess 0x%p, cls conn 0x%p.\n", - ep, cls_session, cls_conn); - - err = iscsi_conn_bind(cls_session, cls_conn, is_leading); - if (err) - return -EINVAL; - - /* calculate the tag idx bits needed for this conn based on cmds_max */ - cconn->task_idx_bits = (__ilog2_u32(conn->session->cmds_max - 1)) + 1; - cxgb3i_api_debug("session cmds_max 0x%x, bits %u.\n", - conn->session->cmds_max, cconn->task_idx_bits); - - read_lock(&c3cn->callback_lock); - c3cn->user_data = conn; - cconn->hba = cep->hba; - cconn->cep = cep; - cep->cconn = cconn; - read_unlock(&c3cn->callback_lock); - - cxgb3i_conn_max_xmit_dlength(conn); - cxgb3i_conn_max_recv_dlength(conn); - - spin_lock_bh(&conn->session->lock); - sprintf(conn->portal_address, "%pI4", &c3cn->daddr.sin_addr.s_addr); - conn->portal_port = ntohs(c3cn->daddr.sin_port); - spin_unlock_bh(&conn->session->lock); - - /* init recv engine */ - iscsi_tcp_hdr_recv_prep(tcp_conn); - - return 0; -} - -/** - * cxgb3i_conn_get_param - return iscsi connection parameter to caller - * @cls_conn: pointer to iscsi cls conn - * @param: parameter type identifier - * @buf: buffer pointer - * - * returns iSCSI connection parameters - */ -static int cxgb3i_conn_get_param(struct iscsi_cls_conn *cls_conn, - enum iscsi_param param, char *buf) -{ - struct iscsi_conn *conn = cls_conn->dd_data; - int len; - - cxgb3i_api_debug("cls_conn 0x%p, param %d.\n", cls_conn, param); - - switch (param) { - case ISCSI_PARAM_CONN_PORT: - spin_lock_bh(&conn->session->lock); - len = sprintf(buf, "%hu\n", conn->portal_port); - spin_unlock_bh(&conn->session->lock); - break; - case ISCSI_PARAM_CONN_ADDRESS: - spin_lock_bh(&conn->session->lock); - len = sprintf(buf, "%s\n", conn->portal_address); - spin_unlock_bh(&conn->session->lock); - break; - default: - return iscsi_conn_get_param(cls_conn, param, buf); - } - - return len; -} - -/** - * cxgb3i_conn_set_param - set iscsi connection parameter - * @cls_conn: pointer to iscsi cls conn - * @param: parameter type identifier - * @buf: buffer pointer - * @buflen: buffer length - * - * set iSCSI connection parameters - */ -static int cxgb3i_conn_set_param(struct iscsi_cls_conn *cls_conn, - enum iscsi_param param, char *buf, int buflen) -{ - struct iscsi_conn *conn = cls_conn->dd_data; - struct iscsi_session *session = conn->session; - struct iscsi_tcp_conn *tcp_conn = conn->dd_data; - struct cxgb3i_conn *cconn = tcp_conn->dd_data; - struct cxgb3i_adapter *snic = cconn->hba->snic; - struct s3_conn *c3cn = cconn->cep->c3cn; - int value, err = 0; - - switch (param) { - case ISCSI_PARAM_HDRDGST_EN: - err = iscsi_set_param(cls_conn, param, buf, buflen); - if (!err && conn->hdrdgst_en) - err = cxgb3i_setup_conn_digest(snic->tdev, c3cn->tid, - conn->hdrdgst_en, - conn->datadgst_en, 0); - break; - case ISCSI_PARAM_DATADGST_EN: - err = iscsi_set_param(cls_conn, param, buf, buflen); - if (!err && conn->datadgst_en) - err = cxgb3i_setup_conn_digest(snic->tdev, c3cn->tid, - conn->hdrdgst_en, - conn->datadgst_en, 0); - break; - case ISCSI_PARAM_MAX_R2T: - sscanf(buf, "%d", &value); - if (value <= 0 || !is_power_of_2(value)) - return -EINVAL; - if (session->max_r2t == value) - break; - iscsi_tcp_r2tpool_free(session); - err = iscsi_set_param(cls_conn, param, buf, buflen); - if (!err && iscsi_tcp_r2tpool_alloc(session)) - return -ENOMEM; - case ISCSI_PARAM_MAX_RECV_DLENGTH: - err = iscsi_set_param(cls_conn, param, buf, buflen); - if (!err) - err = cxgb3i_conn_max_recv_dlength(conn); - break; - case ISCSI_PARAM_MAX_XMIT_DLENGTH: - err = iscsi_set_param(cls_conn, param, buf, buflen); - if (!err) - err = cxgb3i_conn_max_xmit_dlength(conn); - break; - default: - return iscsi_set_param(cls_conn, param, buf, buflen); - } - return err; -} - -/** - * cxgb3i_host_set_param - configure host (adapter) related parameters - * @shost: scsi host pointer - * @param: parameter type identifier - * @buf: buffer pointer - */ -static int cxgb3i_host_set_param(struct Scsi_Host *shost, - enum iscsi_host_param param, - char *buf, int buflen) -{ - struct cxgb3i_hba *hba = iscsi_host_priv(shost); - - if (!hba->ndev) { - shost_printk(KERN_ERR, shost, "Could not set host param. " - "Netdev for host not set.\n"); - return -ENODEV; - } - - cxgb3i_api_debug("param %d, buf %s.\n", param, buf); - - switch (param) { - case ISCSI_HOST_PARAM_IPADDRESS: - { - __be32 addr = in_aton(buf); - cxgb3i_set_private_ipv4addr(hba->ndev, addr); - return 0; - } - case ISCSI_HOST_PARAM_HWADDRESS: - case ISCSI_HOST_PARAM_NETDEV_NAME: - /* ignore */ - return 0; - default: - return iscsi_host_set_param(shost, param, buf, buflen); - } -} - -/** - * cxgb3i_host_get_param - returns host (adapter) related parameters - * @shost: scsi host pointer - * @param: parameter type identifier - * @buf: buffer pointer - */ -static int cxgb3i_host_get_param(struct Scsi_Host *shost, - enum iscsi_host_param param, char *buf) -{ - struct cxgb3i_hba *hba = iscsi_host_priv(shost); - int len = 0; - - if (!hba->ndev) { - shost_printk(KERN_ERR, shost, "Could not set host param. " - "Netdev for host not set.\n"); - return -ENODEV; - } - - cxgb3i_api_debug("hba %s, param %d.\n", hba->ndev->name, param); - - switch (param) { - case ISCSI_HOST_PARAM_HWADDRESS: - len = sysfs_format_mac(buf, hba->ndev->dev_addr, 6); - break; - case ISCSI_HOST_PARAM_NETDEV_NAME: - len = sprintf(buf, "%s\n", hba->ndev->name); - break; - case ISCSI_HOST_PARAM_IPADDRESS: - { - __be32 addr; - - addr = cxgb3i_get_private_ipv4addr(hba->ndev); - len = sprintf(buf, "%pI4", &addr); - break; - } - default: - return iscsi_host_get_param(shost, param, buf); - } - return len; -} - -/** - * cxgb3i_conn_get_stats - returns iSCSI stats - * @cls_conn: pointer to iscsi cls conn - * @stats: pointer to iscsi statistic struct - */ -static void cxgb3i_conn_get_stats(struct iscsi_cls_conn *cls_conn, - struct iscsi_stats *stats) -{ - struct iscsi_conn *conn = cls_conn->dd_data; - - stats->txdata_octets = conn->txdata_octets; - stats->rxdata_octets = conn->rxdata_octets; - stats->scsicmd_pdus = conn->scsicmd_pdus_cnt; - stats->dataout_pdus = conn->dataout_pdus_cnt; - stats->scsirsp_pdus = conn->scsirsp_pdus_cnt; - stats->datain_pdus = conn->datain_pdus_cnt; - stats->r2t_pdus = conn->r2t_pdus_cnt; - stats->tmfcmd_pdus = conn->tmfcmd_pdus_cnt; - stats->tmfrsp_pdus = conn->tmfrsp_pdus_cnt; - stats->digest_err = 0; - stats->timeout_err = 0; - stats->custom_length = 1; - strcpy(stats->custom[0].desc, "eh_abort_cnt"); - stats->custom[0].value = conn->eh_abort_cnt; -} - -/** - * cxgb3i_parse_itt - get the idx and age bits from a given tag - * @conn: iscsi connection - * @itt: itt tag - * @idx: task index, filled in by this function - * @age: session age, filled in by this function - */ -static void cxgb3i_parse_itt(struct iscsi_conn *conn, itt_t itt, - int *idx, int *age) -{ - struct iscsi_tcp_conn *tcp_conn = conn->dd_data; - struct cxgb3i_conn *cconn = tcp_conn->dd_data; - struct cxgb3i_adapter *snic = cconn->hba->snic; - u32 tag = ntohl((__force u32) itt); - u32 sw_bits; - - sw_bits = cxgb3i_tag_nonrsvd_bits(&snic->tag_format, tag); - if (idx) - *idx = sw_bits & ((1 << cconn->task_idx_bits) - 1); - if (age) - *age = (sw_bits >> cconn->task_idx_bits) & ISCSI_AGE_MASK; - - cxgb3i_tag_debug("parse tag 0x%x/0x%x, sw 0x%x, itt 0x%x, age 0x%x.\n", - tag, itt, sw_bits, idx ? *idx : 0xFFFFF, - age ? *age : 0xFF); -} - -/** - * cxgb3i_reserve_itt - generate tag for a give task - * @task: iscsi task - * @hdr_itt: tag, filled in by this function - * Set up ddp for scsi read tasks if possible. - */ -int cxgb3i_reserve_itt(struct iscsi_task *task, itt_t *hdr_itt) -{ - struct scsi_cmnd *sc = task->sc; - struct iscsi_conn *conn = task->conn; - struct iscsi_session *sess = conn->session; - struct iscsi_tcp_conn *tcp_conn = conn->dd_data; - struct cxgb3i_conn *cconn = tcp_conn->dd_data; - struct cxgb3i_adapter *snic = cconn->hba->snic; - struct cxgb3i_tag_format *tformat = &snic->tag_format; - u32 sw_tag = (sess->age << cconn->task_idx_bits) | task->itt; - u32 tag; - int err = -EINVAL; - - if (sc && - (scsi_bidi_cmnd(sc) || sc->sc_data_direction == DMA_FROM_DEVICE) && - cxgb3i_sw_tag_usable(tformat, sw_tag)) { - struct s3_conn *c3cn = cconn->cep->c3cn; - struct cxgb3i_gather_list *gl; - - gl = cxgb3i_ddp_make_gl(scsi_in(sc)->length, - scsi_in(sc)->table.sgl, - scsi_in(sc)->table.nents, - snic->pdev, - GFP_ATOMIC); - if (gl) { - tag = sw_tag; - err = cxgb3i_ddp_tag_reserve(snic->tdev, c3cn->tid, - tformat, &tag, - gl, GFP_ATOMIC); - if (err < 0) - cxgb3i_ddp_release_gl(gl, snic->pdev); - } - } - - if (err < 0) - tag = cxgb3i_set_non_ddp_tag(tformat, sw_tag); - /* the itt need to sent in big-endian order */ - *hdr_itt = (__force itt_t)htonl(tag); - - cxgb3i_tag_debug("new tag 0x%x/0x%x (itt 0x%x, age 0x%x).\n", - tag, *hdr_itt, task->itt, sess->age); - return 0; -} - -/** - * cxgb3i_release_itt - release the tag for a given task - * @task: iscsi task - * @hdr_itt: tag - * If the tag is a ddp tag, release the ddp setup - */ -void cxgb3i_release_itt(struct iscsi_task *task, itt_t hdr_itt) -{ - struct scsi_cmnd *sc = task->sc; - struct iscsi_tcp_conn *tcp_conn = task->conn->dd_data; - struct cxgb3i_conn *cconn = tcp_conn->dd_data; - struct cxgb3i_adapter *snic = cconn->hba->snic; - struct cxgb3i_tag_format *tformat = &snic->tag_format; - u32 tag = ntohl((__force u32)hdr_itt); - - cxgb3i_tag_debug("release tag 0x%x.\n", tag); - - if (sc && - (scsi_bidi_cmnd(sc) || sc->sc_data_direction == DMA_FROM_DEVICE) && - cxgb3i_is_ddp_tag(tformat, tag)) - cxgb3i_ddp_tag_release(snic->tdev, tag); -} - -/** - * cxgb3i_host_template -- Scsi_Host_Template structure - * used when registering with the scsi mid layer - */ -static struct scsi_host_template cxgb3i_host_template = { - .module = THIS_MODULE, - .name = "Chelsio S3xx iSCSI Initiator", - .proc_name = "cxgb3i", - .queuecommand = iscsi_queuecommand, - .change_queue_depth = iscsi_change_queue_depth, - .can_queue = CXGB3I_SCSI_HOST_QDEPTH, - .sg_tablesize = SG_ALL, - .max_sectors = 0xFFFF, - .cmd_per_lun = ISCSI_DEF_CMD_PER_LUN, - .eh_abort_handler = iscsi_eh_abort, - .eh_device_reset_handler = iscsi_eh_device_reset, - .eh_target_reset_handler = iscsi_eh_recover_target, - .target_alloc = iscsi_target_alloc, - .use_clustering = DISABLE_CLUSTERING, - .this_id = -1, -}; - -static struct iscsi_transport cxgb3i_iscsi_transport = { - .owner = THIS_MODULE, - .name = "cxgb3i", - .caps = CAP_RECOVERY_L0 | CAP_MULTI_R2T | CAP_HDRDGST - | CAP_DATADGST | CAP_DIGEST_OFFLOAD | - CAP_PADDING_OFFLOAD, - .param_mask = ISCSI_MAX_RECV_DLENGTH | - ISCSI_MAX_XMIT_DLENGTH | - ISCSI_HDRDGST_EN | - ISCSI_DATADGST_EN | - ISCSI_INITIAL_R2T_EN | - ISCSI_MAX_R2T | - ISCSI_IMM_DATA_EN | - ISCSI_FIRST_BURST | - ISCSI_MAX_BURST | - ISCSI_PDU_INORDER_EN | - ISCSI_DATASEQ_INORDER_EN | - ISCSI_ERL | - ISCSI_CONN_PORT | - ISCSI_CONN_ADDRESS | - ISCSI_EXP_STATSN | - ISCSI_PERSISTENT_PORT | - ISCSI_PERSISTENT_ADDRESS | - ISCSI_TARGET_NAME | ISCSI_TPGT | - ISCSI_USERNAME | ISCSI_PASSWORD | - ISCSI_USERNAME_IN | ISCSI_PASSWORD_IN | - ISCSI_FAST_ABORT | ISCSI_ABORT_TMO | - ISCSI_LU_RESET_TMO | ISCSI_TGT_RESET_TMO | - ISCSI_PING_TMO | ISCSI_RECV_TMO | - ISCSI_IFACE_NAME | ISCSI_INITIATOR_NAME, - .host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_IPADDRESS | - ISCSI_HOST_INITIATOR_NAME | ISCSI_HOST_NETDEV_NAME, - .get_host_param = cxgb3i_host_get_param, - .set_host_param = cxgb3i_host_set_param, - /* session management */ - .create_session = cxgb3i_session_create, - .destroy_session = cxgb3i_session_destroy, - .get_session_param = iscsi_session_get_param, - /* connection management */ - .create_conn = cxgb3i_conn_create, - .bind_conn = cxgb3i_conn_bind, - .destroy_conn = iscsi_tcp_conn_teardown, - .start_conn = iscsi_conn_start, - .stop_conn = iscsi_conn_stop, - .get_conn_param = cxgb3i_conn_get_param, - .set_param = cxgb3i_conn_set_param, - .get_stats = cxgb3i_conn_get_stats, - /* pdu xmit req. from user space */ - .send_pdu = iscsi_conn_send_pdu, - /* task */ - .init_task = iscsi_tcp_task_init, - .xmit_task = iscsi_tcp_task_xmit, - .cleanup_task = cxgb3i_conn_cleanup_task, - - /* pdu */ - .alloc_pdu = cxgb3i_conn_alloc_pdu, - .init_pdu = cxgb3i_conn_init_pdu, - .xmit_pdu = cxgb3i_conn_xmit_pdu, - .parse_pdu_itt = cxgb3i_parse_itt, - - /* TCP connect/disconnect */ - .ep_connect = cxgb3i_ep_connect, - .ep_poll = cxgb3i_ep_poll, - .ep_disconnect = cxgb3i_ep_disconnect, - /* Error recovery timeout call */ - .session_recovery_timedout = iscsi_session_recovery_timedout, -}; - -int cxgb3i_iscsi_init(void) -{ - sw_tag_idx_bits = (__ilog2_u32(ISCSI_ITT_MASK)) + 1; - sw_tag_age_bits = (__ilog2_u32(ISCSI_AGE_MASK)) + 1; - cxgb3i_log_info("tag itt 0x%x, %u bits, age 0x%x, %u bits.\n", - ISCSI_ITT_MASK, sw_tag_idx_bits, - ISCSI_AGE_MASK, sw_tag_age_bits); - - cxgb3i_scsi_transport = - iscsi_register_transport(&cxgb3i_iscsi_transport); - if (!cxgb3i_scsi_transport) { - cxgb3i_log_error("Could not register cxgb3i transport.\n"); - return -ENODEV; - } - cxgb3i_api_debug("cxgb3i transport 0x%p.\n", cxgb3i_scsi_transport); - return 0; -} - -void cxgb3i_iscsi_cleanup(void) -{ - if (cxgb3i_scsi_transport) { - cxgb3i_api_debug("cxgb3i transport 0x%p.\n", - cxgb3i_scsi_transport); - iscsi_unregister_transport(&cxgb3i_iscsi_transport); - } -} diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.c b/drivers/scsi/cxgb3i/cxgb3i_offload.c deleted file mode 100644 index 3ee13cf9556..00000000000 --- a/drivers/scsi/cxgb3i/cxgb3i_offload.c +++ /dev/null @@ -1,1944 +0,0 @@ -/* - * cxgb3i_offload.c: Chelsio S3xx iscsi offloaded tcp connection management - * - * Copyright (C) 2003-2008 Chelsio Communications. All rights reserved. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the LICENSE file included in this - * release for licensing terms and conditions. - * - * Written by: Dimitris Michailidis (dm@chelsio.com) - * Karen Xie (kxie@chelsio.com) - */ - -#include <linux/if_vlan.h> -#include <linux/slab.h> -#include <linux/version.h> - -#include "cxgb3_defs.h" -#include "cxgb3_ctl_defs.h" -#include "firmware_exports.h" -#include "cxgb3i_offload.h" -#include "cxgb3i_pdu.h" -#include "cxgb3i_ddp.h" - -#ifdef __DEBUG_C3CN_CONN__ -#define c3cn_conn_debug cxgb3i_log_debug -#else -#define c3cn_conn_debug(fmt...) -#endif - -#ifdef __DEBUG_C3CN_TX__ -#define c3cn_tx_debug cxgb3i_log_debug -#else -#define c3cn_tx_debug(fmt...) -#endif - -#ifdef __DEBUG_C3CN_RX__ -#define c3cn_rx_debug cxgb3i_log_debug -#else -#define c3cn_rx_debug(fmt...) -#endif - -/* - * module parameters releated to offloaded iscsi connection - */ -static int cxgb3_rcv_win = 256 * 1024; -module_param(cxgb3_rcv_win, int, 0644); -MODULE_PARM_DESC(cxgb3_rcv_win, "TCP receive window in bytes (default=256KB)"); - -static int cxgb3_snd_win = 128 * 1024; -module_param(cxgb3_snd_win, int, 0644); -MODULE_PARM_DESC(cxgb3_snd_win, "TCP send window in bytes (default=128KB)"); - -static int cxgb3_rx_credit_thres = 10 * 1024; -module_param(cxgb3_rx_credit_thres, int, 0644); -MODULE_PARM_DESC(rx_credit_thres, - "RX credits return threshold in bytes (default=10KB)"); - -static unsigned int cxgb3_max_connect = 8 * 1024; -module_param(cxgb3_max_connect, uint, 0644); -MODULE_PARM_DESC(cxgb3_max_connect, "Max. # of connections (default=8092)"); - -static unsigned int cxgb3_sport_base = 20000; -module_param(cxgb3_sport_base, uint, 0644); -MODULE_PARM_DESC(cxgb3_sport_base, "starting port number (default=20000)"); - -/* - * cxgb3i tcp connection data(per adapter) list - */ -static LIST_HEAD(cdata_list); -static DEFINE_RWLOCK(cdata_rwlock); - -static int c3cn_push_tx_frames(struct s3_conn *c3cn, int req_completion); -static void c3cn_release_offload_resources(struct s3_conn *c3cn); - -/* - * iscsi source port management - * - * Find a free source port in the port allocation map. We use a very simple - * rotor scheme to look for the next free port. - * - * If a source port has been specified make sure that it doesn't collide with - * our normal source port allocation map. If it's outside the range of our - * allocation/deallocation scheme just let them use it. - * - * If the source port is outside our allocation range, the caller is - * responsible for keeping track of their port usage. - */ -static int c3cn_get_port(struct s3_conn *c3cn, struct cxgb3i_sdev_data *cdata) -{ - unsigned int start; - int idx; - - if (!cdata) - goto error_out; - - if (c3cn->saddr.sin_port) { - cxgb3i_log_error("connect, sin_port NON-ZERO %u.\n", - c3cn->saddr.sin_port); - return -EADDRINUSE; - } - - spin_lock_bh(&cdata->lock); - start = idx = cdata->sport_next; - do { - if (++idx >= cxgb3_max_connect) - idx = 0; - if (!cdata->sport_conn[idx]) { - c3cn->saddr.sin_port = htons(cxgb3_sport_base + idx); - cdata->sport_next = idx; - cdata->sport_conn[idx] = c3cn; - spin_unlock_bh(&cdata->lock); - - c3cn_conn_debug("%s reserve port %u.\n", - cdata->cdev->name, - cxgb3_sport_base + idx); - return 0; - } - } while (idx != start); - spin_unlock_bh(&cdata->lock); - -error_out: - return -EADDRNOTAVAIL; -} - -static void c3cn_put_port(struct s3_conn *c3cn) -{ - if (!c3cn->cdev) - return; - - if (c3cn->saddr.sin_port) { - struct cxgb3i_sdev_data *cdata = CXGB3_SDEV_DATA(c3cn->cdev); - int idx = ntohs(c3cn->saddr.sin_port) - cxgb3_sport_base; - - c3cn->saddr.sin_port = 0; - if (idx < 0 || idx >= cxgb3_max_connect) - return; - spin_lock_bh(&cdata->lock); - cdata->sport_conn[idx] = NULL; - spin_unlock_bh(&cdata->lock); - c3cn_conn_debug("%s, release port %u.\n", - cdata->cdev->name, cxgb3_sport_base + idx); - } -} - -static inline void c3cn_set_flag(struct s3_conn *c3cn, enum c3cn_flags flag) -{ - __set_bit(flag, &c3cn->flags); - c3cn_conn_debug("c3cn 0x%p, set %d, s %u, f 0x%lx.\n", - c3cn, flag, c3cn->state, c3cn->flags); -} - -static inline void c3cn_clear_flag(struct s3_conn *c3cn, enum c3cn_flags flag) -{ - __clear_bit(flag, &c3cn->flags); - c3cn_conn_debug("c3cn 0x%p, clear %d, s %u, f 0x%lx.\n", - c3cn, flag, c3cn->state, c3cn->flags); -} - -static inline int c3cn_flag(struct s3_conn *c3cn, enum c3cn_flags flag) -{ - if (c3cn == NULL) - return 0; - return test_bit(flag, &c3cn->flags); -} - -static void c3cn_set_state(struct s3_conn *c3cn, int state) -{ - c3cn_conn_debug("c3cn 0x%p state -> %u.\n", c3cn, state); - c3cn->state = state; -} - -static inline void c3cn_hold(struct s3_conn *c3cn) -{ - atomic_inc(&c3cn->refcnt); -} - -static inline void c3cn_put(struct s3_conn *c3cn) -{ - if (atomic_dec_and_test(&c3cn->refcnt)) { - c3cn_conn_debug("free c3cn 0x%p, s %u, f 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - kfree(c3cn); - } -} - -static void c3cn_closed(struct s3_conn *c3cn) -{ - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - c3cn_put_port(c3cn); - c3cn_release_offload_resources(c3cn); - c3cn_set_state(c3cn, C3CN_STATE_CLOSED); - cxgb3i_conn_closing(c3cn); -} - -/* - * CPL (Chelsio Protocol Language) defines a message passing interface between - * the host driver and T3 asic. - * The section below implments CPLs that related to iscsi tcp connection - * open/close/abort and data send/receive. - */ - -/* - * CPL connection active open request: host -> - */ -static unsigned int find_best_mtu(const struct t3c_data *d, unsigned short mtu) -{ - int i = 0; - - while (i < d->nmtus - 1 && d->mtus[i + 1] <= mtu) - ++i; - return i; -} - -static unsigned int select_mss(struct s3_conn *c3cn, unsigned int pmtu) -{ - unsigned int idx; - struct dst_entry *dst = c3cn->dst_cache; - struct t3cdev *cdev = c3cn->cdev; - const struct t3c_data *td = T3C_DATA(cdev); - u16 advmss = dst_metric(dst, RTAX_ADVMSS); - - if (advmss > pmtu - 40) - advmss = pmtu - 40; - if (advmss < td->mtus[0] - 40) - advmss = td->mtus[0] - 40; - idx = find_best_mtu(td, advmss + 40); - return idx; -} - -static inline int compute_wscale(int win) -{ - int wscale = 0; - while (wscale < 14 && (65535<<wscale) < win) - wscale++; - return wscale; -} - -static inline unsigned int calc_opt0h(struct s3_conn *c3cn) -{ - int wscale = compute_wscale(cxgb3_rcv_win); - return V_KEEP_ALIVE(1) | - F_TCAM_BYPASS | - V_WND_SCALE(wscale) | - V_MSS_IDX(c3cn->mss_idx); -} - -static inline unsigned int calc_opt0l(struct s3_conn *c3cn) -{ - return V_ULP_MODE(ULP_MODE_ISCSI) | - V_RCV_BUFSIZ(cxgb3_rcv_win>>10); -} - -static void make_act_open_req(struct s3_conn *c3cn, struct sk_buff *skb, - unsigned int atid, const struct l2t_entry *e) -{ - struct cpl_act_open_req *req; - - c3cn_conn_debug("c3cn 0x%p, atid 0x%x.\n", c3cn, atid); - - skb->priority = CPL_PRIORITY_SETUP; - req = (struct cpl_act_open_req *)__skb_put(skb, sizeof(*req)); - req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); - req->wr.wr_lo = 0; - OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ACT_OPEN_REQ, atid)); - req->local_port = c3cn->saddr.sin_port; - req->peer_port = c3cn->daddr.sin_port; - req->local_ip = c3cn->saddr.sin_addr.s_addr; - req->peer_ip = c3cn->daddr.sin_addr.s_addr; - req->opt0h = htonl(calc_opt0h(c3cn) | V_L2T_IDX(e->idx) | - V_TX_CHANNEL(e->smt_idx)); - req->opt0l = htonl(calc_opt0l(c3cn)); - req->params = 0; - req->opt2 = 0; -} - -static void fail_act_open(struct s3_conn *c3cn, int errno) -{ - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - c3cn->err = errno; - c3cn_closed(c3cn); -} - -static void act_open_req_arp_failure(struct t3cdev *dev, struct sk_buff *skb) -{ - struct s3_conn *c3cn = (struct s3_conn *)skb->sk; - - c3cn_conn_debug("c3cn 0x%p, state %u.\n", c3cn, c3cn->state); - - c3cn_hold(c3cn); - spin_lock_bh(&c3cn->lock); - if (c3cn->state == C3CN_STATE_CONNECTING) - fail_act_open(c3cn, -EHOSTUNREACH); - spin_unlock_bh(&c3cn->lock); - c3cn_put(c3cn); - __kfree_skb(skb); -} - -/* - * CPL connection close request: host -> - * - * Close a connection by sending a CPL_CLOSE_CON_REQ message and queue it to - * the write queue (i.e., after any unsent txt data). - */ -static void skb_entail(struct s3_conn *c3cn, struct sk_buff *skb, - int flags) -{ - skb_tcp_seq(skb) = c3cn->write_seq; - skb_flags(skb) = flags; - __skb_queue_tail(&c3cn->write_queue, skb); -} - -static void send_close_req(struct s3_conn *c3cn) -{ - struct sk_buff *skb = c3cn->cpl_close; - struct cpl_close_con_req *req = (struct cpl_close_con_req *)skb->head; - unsigned int tid = c3cn->tid; - - c3cn_conn_debug("c3cn 0x%p, state 0x%x, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - c3cn->cpl_close = NULL; - - req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_CLOSE_CON)); - req->wr.wr_lo = htonl(V_WR_TID(tid)); - OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_CLOSE_CON_REQ, tid)); - req->rsvd = htonl(c3cn->write_seq); - - skb_entail(c3cn, skb, C3CB_FLAG_NO_APPEND); - if (c3cn->state != C3CN_STATE_CONNECTING) - c3cn_push_tx_frames(c3cn, 1); -} - -/* - * CPL connection abort request: host -> - * - * Send an ABORT_REQ message. Makes sure we do not send multiple ABORT_REQs - * for the same connection and also that we do not try to send a message - * after the connection has closed. - */ -static void abort_arp_failure(struct t3cdev *cdev, struct sk_buff *skb) -{ - struct cpl_abort_req *req = cplhdr(skb); - - c3cn_conn_debug("tdev 0x%p.\n", cdev); - - req->cmd = CPL_ABORT_NO_RST; - cxgb3_ofld_send(cdev, skb); -} - -static inline void c3cn_purge_write_queue(struct s3_conn *c3cn) -{ - struct sk_buff *skb; - - while ((skb = __skb_dequeue(&c3cn->write_queue))) - __kfree_skb(skb); -} - -static void send_abort_req(struct s3_conn *c3cn) -{ - struct sk_buff *skb = c3cn->cpl_abort_req; - struct cpl_abort_req *req; - unsigned int tid = c3cn->tid; - - if (unlikely(c3cn->state == C3CN_STATE_ABORTING) || !skb || - !c3cn->cdev) - return; - - c3cn_set_state(c3cn, C3CN_STATE_ABORTING); - - c3cn_conn_debug("c3cn 0x%p, flag ABORT_RPL + ABORT_SHUT.\n", c3cn); - - c3cn_set_flag(c3cn, C3CN_ABORT_RPL_PENDING); - - /* Purge the send queue so we don't send anything after an abort. */ - c3cn_purge_write_queue(c3cn); - - c3cn->cpl_abort_req = NULL; - req = (struct cpl_abort_req *)skb->head; - memset(req, 0, sizeof(*req)); - - skb->priority = CPL_PRIORITY_DATA; - set_arp_failure_handler(skb, abort_arp_failure); - - req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_HOST_ABORT_CON_REQ)); - req->wr.wr_lo = htonl(V_WR_TID(tid)); - OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ABORT_REQ, tid)); - req->rsvd0 = htonl(c3cn->snd_nxt); - req->rsvd1 = !c3cn_flag(c3cn, C3CN_TX_DATA_SENT); - req->cmd = CPL_ABORT_SEND_RST; - - l2t_send(c3cn->cdev, skb, c3cn->l2t); -} - -/* - * CPL connection abort reply: host -> - * - * Send an ABORT_RPL message in response of the ABORT_REQ received. - */ -static void send_abort_rpl(struct s3_conn *c3cn, int rst_status) -{ - struct sk_buff *skb = c3cn->cpl_abort_rpl; - struct cpl_abort_rpl *rpl = (struct cpl_abort_rpl *)skb->head; - - c3cn->cpl_abort_rpl = NULL; - - skb->priority = CPL_PRIORITY_DATA; - memset(rpl, 0, sizeof(*rpl)); - rpl->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_HOST_ABORT_CON_RPL)); - rpl->wr.wr_lo = htonl(V_WR_TID(c3cn->tid)); - OPCODE_TID(rpl) = htonl(MK_OPCODE_TID(CPL_ABORT_RPL, c3cn->tid)); - rpl->cmd = rst_status; - - cxgb3_ofld_send(c3cn->cdev, skb); -} - -/* - * CPL connection rx data ack: host -> - * Send RX credits through an RX_DATA_ACK CPL message. Returns the number of - * credits sent. - */ -static u32 send_rx_credits(struct s3_conn *c3cn, u32 credits, u32 dack) -{ - struct sk_buff *skb; - struct cpl_rx_data_ack *req; - - skb = alloc_skb(sizeof(*req), GFP_ATOMIC); - if (!skb) - return 0; - - req = (struct cpl_rx_data_ack *)__skb_put(skb, sizeof(*req)); - req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); - req->wr.wr_lo = 0; - OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RX_DATA_ACK, c3cn->tid)); - req->credit_dack = htonl(dack | V_RX_CREDITS(credits)); - skb->priority = CPL_PRIORITY_ACK; - cxgb3_ofld_send(c3cn->cdev, skb); - return credits; -} - -/* - * CPL connection tx data: host -> - * - * Send iscsi PDU via TX_DATA CPL message. Returns the number of - * credits sent. - * Each TX_DATA consumes work request credit (wrs), so we need to keep track of - * how many we've used so far and how many are pending (i.e., yet ack'ed by T3). - */ - -/* - * For ULP connections HW may inserts digest bytes into the pdu. Those digest - * bytes are not sent by the host but are part of the TCP payload and therefore - * consume TCP sequence space. - */ -static const unsigned int cxgb3_ulp_extra_len[] = { 0, 4, 4, 8 }; -static inline unsigned int ulp_extra_len(const struct sk_buff *skb) -{ - return cxgb3_ulp_extra_len[skb_ulp_mode(skb) & 3]; -} - -static unsigned int wrlen __read_mostly; - -/* - * The number of WRs needed for an skb depends on the number of fragments - * in the skb and whether it has any payload in its main body. This maps the - * length of the gather list represented by an skb into the # of necessary WRs. - * The extra two fragments are for iscsi bhs and payload padding. - */ -#define SKB_WR_LIST_SIZE (MAX_SKB_FRAGS + 2) -static unsigned int skb_wrs[SKB_WR_LIST_SIZE] __read_mostly; - -static void s3_init_wr_tab(unsigned int wr_len) -{ - int i; - - if (skb_wrs[1]) /* already initialized */ - return; - - for (i = 1; i < SKB_WR_LIST_SIZE; i++) { - int sgl_len = (3 * i) / 2 + (i & 1); - - sgl_len += 3; - skb_wrs[i] = (sgl_len <= wr_len - ? 1 : 1 + (sgl_len - 2) / (wr_len - 1)); - } - - wrlen = wr_len * 8; -} - -static inline void reset_wr_list(struct s3_conn *c3cn) -{ - c3cn->wr_pending_head = c3cn->wr_pending_tail = NULL; -} - -/* - * Add a WR to a connections's list of pending WRs. This is a singly-linked - * list of sk_buffs operating as a FIFO. The head is kept in wr_pending_head - * and the tail in wr_pending_tail. - */ -static inline void enqueue_wr(struct s3_conn *c3cn, - struct sk_buff *skb) -{ - skb_tx_wr_next(skb) = NULL; - - /* - * We want to take an extra reference since both us and the driver - * need to free the packet before it's really freed. We know there's - * just one user currently so we use atomic_set rather than skb_get - * to avoid the atomic op. - */ - atomic_set(&skb->users, 2); - - if (!c3cn->wr_pending_head) - c3cn->wr_pending_head = skb; - else - skb_tx_wr_next(c3cn->wr_pending_tail) = skb; - c3cn->wr_pending_tail = skb; -} - -static int count_pending_wrs(struct s3_conn *c3cn) -{ - int n = 0; - const struct sk_buff *skb = c3cn->wr_pending_head; - - while (skb) { - n += skb->csum; - skb = skb_tx_wr_next(skb); - } - return n; -} - -static inline struct sk_buff *peek_wr(const struct s3_conn *c3cn) -{ - return c3cn->wr_pending_head; -} - -static inline void free_wr_skb(struct sk_buff *skb) -{ - kfree_skb(skb); -} - -static inline struct sk_buff *dequeue_wr(struct s3_conn *c3cn) -{ - struct sk_buff *skb = c3cn->wr_pending_head; - - if (likely(skb)) { - /* Don't bother clearing the tail */ - c3cn->wr_pending_head = skb_tx_wr_next(skb); - skb_tx_wr_next(skb) = NULL; - } - return skb; -} - -static void purge_wr_queue(struct s3_conn *c3cn) -{ - struct sk_buff *skb; - while ((skb = dequeue_wr(c3cn)) != NULL) - free_wr_skb(skb); -} - -static inline void make_tx_data_wr(struct s3_conn *c3cn, struct sk_buff *skb, - int len, int req_completion) -{ - struct tx_data_wr *req; - - skb_reset_transport_header(skb); - req = (struct tx_data_wr *)__skb_push(skb, sizeof(*req)); - req->wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_TX_DATA) | - (req_completion ? F_WR_COMPL : 0)); - req->wr_lo = htonl(V_WR_TID(c3cn->tid)); - req->sndseq = htonl(c3cn->snd_nxt); - /* len includes the length of any HW ULP additions */ - req->len = htonl(len); - req->param = htonl(V_TX_PORT(c3cn->l2t->smt_idx)); - /* V_TX_ULP_SUBMODE sets both the mode and submode */ - req->flags = htonl(V_TX_ULP_SUBMODE(skb_ulp_mode(skb)) | - V_TX_SHOVE((skb_peek(&c3cn->write_queue) ? 0 : 1))); - - if (!c3cn_flag(c3cn, C3CN_TX_DATA_SENT)) { - req->flags |= htonl(V_TX_ACK_PAGES(2) | F_TX_INIT | - V_TX_CPU_IDX(c3cn->qset)); - /* Sendbuffer is in units of 32KB. */ - req->param |= htonl(V_TX_SNDBUF(cxgb3_snd_win >> 15)); - c3cn_set_flag(c3cn, C3CN_TX_DATA_SENT); - } -} - -/** - * c3cn_push_tx_frames -- start transmit - * @c3cn: the offloaded connection - * @req_completion: request wr_ack or not - * - * Prepends TX_DATA_WR or CPL_CLOSE_CON_REQ headers to buffers waiting in a - * connection's send queue and sends them on to T3. Must be called with the - * connection's lock held. Returns the amount of send buffer space that was - * freed as a result of sending queued data to T3. - */ -static void arp_failure_discard(struct t3cdev *cdev, struct sk_buff *skb) -{ - kfree_skb(skb); -} - -static int c3cn_push_tx_frames(struct s3_conn *c3cn, int req_completion) -{ - int total_size = 0; - struct sk_buff *skb; - struct t3cdev *cdev; - struct cxgb3i_sdev_data *cdata; - - if (unlikely(c3cn->state == C3CN_STATE_CONNECTING || - c3cn->state == C3CN_STATE_CLOSE_WAIT_1 || - c3cn->state >= C3CN_STATE_ABORTING)) { - c3cn_tx_debug("c3cn 0x%p, in closing state %u.\n", - c3cn, c3cn->state); - return 0; - } - - cdev = c3cn->cdev; - cdata = CXGB3_SDEV_DATA(cdev); - - while (c3cn->wr_avail - && (skb = skb_peek(&c3cn->write_queue)) != NULL) { - int len = skb->len; /* length before skb_push */ - int frags = skb_shinfo(skb)->nr_frags + (len != skb->data_len); - int wrs_needed = skb_wrs[frags]; - - if (wrs_needed > 1 && len + sizeof(struct tx_data_wr) <= wrlen) - wrs_needed = 1; - - WARN_ON(frags >= SKB_WR_LIST_SIZE || wrs_needed < 1); - - if (c3cn->wr_avail < wrs_needed) { - c3cn_tx_debug("c3cn 0x%p, skb len %u/%u, frag %u, " - "wr %d < %u.\n", - c3cn, skb->len, skb->data_len, frags, - wrs_needed, c3cn->wr_avail); - break; - } - - __skb_unlink(skb, &c3cn->write_queue); - skb->priority = CPL_PRIORITY_DATA; - skb->csum = wrs_needed; /* remember this until the WR_ACK */ - c3cn->wr_avail -= wrs_needed; - c3cn->wr_unacked += wrs_needed; - enqueue_wr(c3cn, skb); - - c3cn_tx_debug("c3cn 0x%p, enqueue, skb len %u/%u, frag %u, " - "wr %d, left %u, unack %u.\n", - c3cn, skb->len, skb->data_len, frags, - wrs_needed, c3cn->wr_avail, c3cn->wr_unacked); - - - if (likely(skb_flags(skb) & C3CB_FLAG_NEED_HDR)) { - if ((req_completion && - c3cn->wr_unacked == wrs_needed) || - (skb_flags(skb) & C3CB_FLAG_COMPL) || - c3cn->wr_unacked >= c3cn->wr_max / 2) { - req_completion = 1; - c3cn->wr_unacked = 0; - } - len += ulp_extra_len(skb); - make_tx_data_wr(c3cn, skb, len, req_completion); - c3cn->snd_nxt += len; - skb_flags(skb) &= ~C3CB_FLAG_NEED_HDR; - } - - total_size += skb->truesize; - set_arp_failure_handler(skb, arp_failure_discard); - l2t_send(cdev, skb, c3cn->l2t); - } - return total_size; -} - -/* - * process_cpl_msg: -> host - * Top-level CPL message processing used by most CPL messages that - * pertain to connections. - */ -static inline void process_cpl_msg(void (*fn)(struct s3_conn *, - struct sk_buff *), - struct s3_conn *c3cn, - struct sk_buff *skb) -{ - spin_lock_bh(&c3cn->lock); - fn(c3cn, skb); - spin_unlock_bh(&c3cn->lock); -} - -/* - * process_cpl_msg_ref: -> host - * Similar to process_cpl_msg() but takes an extra connection reference around - * the call to the handler. Should be used if the handler may drop a - * connection reference. - */ -static inline void process_cpl_msg_ref(void (*fn) (struct s3_conn *, - struct sk_buff *), - struct s3_conn *c3cn, - struct sk_buff *skb) -{ - c3cn_hold(c3cn); - process_cpl_msg(fn, c3cn, skb); - c3cn_put(c3cn); -} - -/* - * Process a CPL_ACT_ESTABLISH message: -> host - * Updates connection state from an active establish CPL message. Runs with - * the connection lock held. - */ - -static inline void s3_free_atid(struct t3cdev *cdev, unsigned int tid) -{ - struct s3_conn *c3cn = cxgb3_free_atid(cdev, tid); - if (c3cn) - c3cn_put(c3cn); -} - -static void c3cn_established(struct s3_conn *c3cn, u32 snd_isn, - unsigned int opt) -{ - c3cn_conn_debug("c3cn 0x%p, state %u.\n", c3cn, c3cn->state); - - c3cn->write_seq = c3cn->snd_nxt = c3cn->snd_una = snd_isn; - - /* - * Causes the first RX_DATA_ACK to supply any Rx credits we couldn't - * pass through opt0. - */ - if (cxgb3_rcv_win > (M_RCV_BUFSIZ << 10)) - c3cn->rcv_wup -= cxgb3_rcv_win - (M_RCV_BUFSIZ << 10); - - dst_confirm(c3cn->dst_cache); - - smp_mb(); - - c3cn_set_state(c3cn, C3CN_STATE_ESTABLISHED); -} - -static void process_act_establish(struct s3_conn *c3cn, struct sk_buff *skb) -{ - struct cpl_act_establish *req = cplhdr(skb); - u32 rcv_isn = ntohl(req->rcv_isn); /* real RCV_ISN + 1 */ - - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - if (unlikely(c3cn->state != C3CN_STATE_CONNECTING)) - cxgb3i_log_error("TID %u expected SYN_SENT, got EST., s %u\n", - c3cn->tid, c3cn->state); - - c3cn->copied_seq = c3cn->rcv_wup = c3cn->rcv_nxt = rcv_isn; - c3cn_established(c3cn, ntohl(req->snd_isn), ntohs(req->tcp_opt)); - - __kfree_skb(skb); - - if (unlikely(c3cn_flag(c3cn, C3CN_ACTIVE_CLOSE_NEEDED))) - /* upper layer has requested closing */ - send_abort_req(c3cn); - else { - if (skb_queue_len(&c3cn->write_queue)) - c3cn_push_tx_frames(c3cn, 1); - cxgb3i_conn_tx_open(c3cn); - } -} - -static int do_act_establish(struct t3cdev *cdev, struct sk_buff *skb, - void *ctx) -{ - struct cpl_act_establish *req = cplhdr(skb); - unsigned int tid = GET_TID(req); - unsigned int atid = G_PASS_OPEN_TID(ntohl(req->tos_tid)); - struct s3_conn *c3cn = ctx; - struct cxgb3i_sdev_data *cdata = CXGB3_SDEV_DATA(cdev); - - c3cn_conn_debug("rcv, tid 0x%x, c3cn 0x%p, s %u, f 0x%lx.\n", - tid, c3cn, c3cn->state, c3cn->flags); - - c3cn->tid = tid; - c3cn_hold(c3cn); - cxgb3_insert_tid(cdata->cdev, cdata->client, c3cn, tid); - s3_free_atid(cdev, atid); - - c3cn->qset = G_QNUM(ntohl(skb->csum)); - - process_cpl_msg(process_act_establish, c3cn, skb); - return 0; -} - -/* - * Process a CPL_ACT_OPEN_RPL message: -> host - * Handle active open failures. - */ -static int act_open_rpl_status_to_errno(int status) -{ - switch (status) { - case CPL_ERR_CONN_RESET: - return -ECONNREFUSED; - case CPL_ERR_ARP_MISS: - return -EHOSTUNREACH; - case CPL_ERR_CONN_TIMEDOUT: - return -ETIMEDOUT; - case CPL_ERR_TCAM_FULL: - return -ENOMEM; - case CPL_ERR_CONN_EXIST: - cxgb3i_log_error("ACTIVE_OPEN_RPL: 4-tuple in use\n"); - return -EADDRINUSE; - default: - return -EIO; - } -} - -static void act_open_retry_timer(unsigned long data) -{ - struct sk_buff *skb; - struct s3_conn *c3cn = (struct s3_conn *)data; - - c3cn_conn_debug("c3cn 0x%p, state %u.\n", c3cn, c3cn->state); - - spin_lock_bh(&c3cn->lock); - skb = alloc_skb(sizeof(struct cpl_act_open_req), GFP_ATOMIC); - if (!skb) - fail_act_open(c3cn, -ENOMEM); - else { - skb->sk = (struct sock *)c3cn; - set_arp_failure_handler(skb, act_open_req_arp_failure); - make_act_open_req(c3cn, skb, c3cn->tid, c3cn->l2t); - l2t_send(c3cn->cdev, skb, c3cn->l2t); - } - spin_unlock_bh(&c3cn->lock); - c3cn_put(c3cn); -} - -static void process_act_open_rpl(struct s3_conn *c3cn, struct sk_buff *skb) -{ - struct cpl_act_open_rpl *rpl = cplhdr(skb); - - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - if (rpl->status == CPL_ERR_CONN_EXIST && - c3cn->retry_timer.function != act_open_retry_timer) { - c3cn->retry_timer.function = act_open_retry_timer; - if (!mod_timer(&c3cn->retry_timer, jiffies + HZ / 2)) - c3cn_hold(c3cn); - } else - fail_act_open(c3cn, act_open_rpl_status_to_errno(rpl->status)); - __kfree_skb(skb); -} - -static int do_act_open_rpl(struct t3cdev *cdev, struct sk_buff *skb, void *ctx) -{ - struct s3_conn *c3cn = ctx; - struct cpl_act_open_rpl *rpl = cplhdr(skb); - - c3cn_conn_debug("rcv, status 0x%x, c3cn 0x%p, s %u, f 0x%lx.\n", - rpl->status, c3cn, c3cn->state, c3cn->flags); - - if (rpl->status != CPL_ERR_TCAM_FULL && - rpl->status != CPL_ERR_CONN_EXIST && - rpl->status != CPL_ERR_ARP_MISS) - cxgb3_queue_tid_release(cdev, GET_TID(rpl)); - - process_cpl_msg_ref(process_act_open_rpl, c3cn, skb); - return 0; -} - -/* - * Process PEER_CLOSE CPL messages: -> host - * Handle peer FIN. - */ -static void process_peer_close(struct s3_conn *c3cn, struct sk_buff *skb) -{ - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - if (c3cn_flag(c3cn, C3CN_ABORT_RPL_PENDING)) - goto out; - - switch (c3cn->state) { - case C3CN_STATE_ESTABLISHED: - c3cn_set_state(c3cn, C3CN_STATE_PASSIVE_CLOSE); - break; - case C3CN_STATE_ACTIVE_CLOSE: - c3cn_set_state(c3cn, C3CN_STATE_CLOSE_WAIT_2); - break; - case C3CN_STATE_CLOSE_WAIT_1: - c3cn_closed(c3cn); - break; - case C3CN_STATE_ABORTING: - break; - default: - cxgb3i_log_error("%s: peer close, TID %u in bad state %u\n", - c3cn->cdev->name, c3cn->tid, c3cn->state); - } - - cxgb3i_conn_closing(c3cn); -out: - __kfree_skb(skb); -} - -static int do_peer_close(struct t3cdev *cdev, struct sk_buff *skb, void *ctx) -{ - struct s3_conn *c3cn = ctx; - - c3cn_conn_debug("rcv, c3cn 0x%p, s %u, f 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - process_cpl_msg_ref(process_peer_close, c3cn, skb); - return 0; -} - -/* - * Process CLOSE_CONN_RPL CPL message: -> host - * Process a peer ACK to our FIN. - */ -static void process_close_con_rpl(struct s3_conn *c3cn, struct sk_buff *skb) -{ - struct cpl_close_con_rpl *rpl = cplhdr(skb); - - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - c3cn->snd_una = ntohl(rpl->snd_nxt) - 1; /* exclude FIN */ - - if (c3cn_flag(c3cn, C3CN_ABORT_RPL_PENDING)) - goto out; - - switch (c3cn->state) { - case C3CN_STATE_ACTIVE_CLOSE: - c3cn_set_state(c3cn, C3CN_STATE_CLOSE_WAIT_1); - break; - case C3CN_STATE_CLOSE_WAIT_1: - case C3CN_STATE_CLOSE_WAIT_2: - c3cn_closed(c3cn); - break; - case C3CN_STATE_ABORTING: - break; - default: - cxgb3i_log_error("%s: close_rpl, TID %u in bad state %u\n", - c3cn->cdev->name, c3cn->tid, c3cn->state); - } - -out: - kfree_skb(skb); -} - -static int do_close_con_rpl(struct t3cdev *cdev, struct sk_buff *skb, - void *ctx) -{ - struct s3_conn *c3cn = ctx; - - c3cn_conn_debug("rcv, c3cn 0x%p, s %u, f 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - process_cpl_msg_ref(process_close_con_rpl, c3cn, skb); - return 0; -} - -/* - * Process ABORT_REQ_RSS CPL message: -> host - * Process abort requests. If we are waiting for an ABORT_RPL we ignore this - * request except that we need to reply to it. - */ - -static int abort_status_to_errno(struct s3_conn *c3cn, int abort_reason, - int *need_rst) -{ - switch (abort_reason) { - case CPL_ERR_BAD_SYN: /* fall through */ - case CPL_ERR_CONN_RESET: - return c3cn->state > C3CN_STATE_ESTABLISHED ? - -EPIPE : -ECONNRESET; - case CPL_ERR_XMIT_TIMEDOUT: - case CPL_ERR_PERSIST_TIMEDOUT: - case CPL_ERR_FINWAIT2_TIMEDOUT: - case CPL_ERR_KEEPALIVE_TIMEDOUT: - return -ETIMEDOUT; - default: - return -EIO; - } -} - -static void process_abort_req(struct s3_conn *c3cn, struct sk_buff *skb) -{ - int rst_status = CPL_ABORT_NO_RST; - const struct cpl_abort_req_rss *req = cplhdr(skb); - - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - if (!c3cn_flag(c3cn, C3CN_ABORT_REQ_RCVD)) { - c3cn_set_flag(c3cn, C3CN_ABORT_REQ_RCVD); - c3cn_set_state(c3cn, C3CN_STATE_ABORTING); - __kfree_skb(skb); - return; - } - - c3cn_clear_flag(c3cn, C3CN_ABORT_REQ_RCVD); - send_abort_rpl(c3cn, rst_status); - - if (!c3cn_flag(c3cn, C3CN_ABORT_RPL_PENDING)) { - c3cn->err = - abort_status_to_errno(c3cn, req->status, &rst_status); - c3cn_closed(c3cn); - } -} - -static int do_abort_req(struct t3cdev *cdev, struct sk_buff *skb, void *ctx) -{ - const struct cpl_abort_req_rss *req = cplhdr(skb); - struct s3_conn *c3cn = ctx; - - c3cn_conn_debug("rcv, c3cn 0x%p, s 0x%x, f 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - if (req->status == CPL_ERR_RTX_NEG_ADVICE || - req->status == CPL_ERR_PERSIST_NEG_ADVICE) { - __kfree_skb(skb); - return 0; - } - - process_cpl_msg_ref(process_abort_req, c3cn, skb); - return 0; -} - -/* - * Process ABORT_RPL_RSS CPL message: -> host - * Process abort replies. We only process these messages if we anticipate - * them as the coordination between SW and HW in this area is somewhat lacking - * and sometimes we get ABORT_RPLs after we are done with the connection that - * originated the ABORT_REQ. - */ -static void process_abort_rpl(struct s3_conn *c3cn, struct sk_buff *skb) -{ - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - if (c3cn_flag(c3cn, C3CN_ABORT_RPL_PENDING)) { - if (!c3cn_flag(c3cn, C3CN_ABORT_RPL_RCVD)) - c3cn_set_flag(c3cn, C3CN_ABORT_RPL_RCVD); - else { - c3cn_clear_flag(c3cn, C3CN_ABORT_RPL_RCVD); - c3cn_clear_flag(c3cn, C3CN_ABORT_RPL_PENDING); - if (c3cn_flag(c3cn, C3CN_ABORT_REQ_RCVD)) - cxgb3i_log_error("%s tid %u, ABORT_RPL_RSS\n", - c3cn->cdev->name, c3cn->tid); - c3cn_closed(c3cn); - } - } - __kfree_skb(skb); -} - -static int do_abort_rpl(struct t3cdev *cdev, struct sk_buff *skb, void *ctx) -{ - struct cpl_abort_rpl_rss *rpl = cplhdr(skb); - struct s3_conn *c3cn = ctx; - - c3cn_conn_debug("rcv, status 0x%x, c3cn 0x%p, s %u, 0x%lx.\n", - rpl->status, c3cn, c3cn ? c3cn->state : 0, - c3cn ? c3cn->flags : 0UL); - - /* - * Ignore replies to post-close aborts indicating that the abort was - * requested too late. These connections are terminated when we get - * PEER_CLOSE or CLOSE_CON_RPL and by the time the abort_rpl_rss - * arrives the TID is either no longer used or it has been recycled. - */ - if (rpl->status == CPL_ERR_ABORT_FAILED) - goto discard; - - /* - * Sometimes we've already closed the connection, e.g., a post-close - * abort races with ABORT_REQ_RSS, the latter frees the connection - * expecting the ABORT_REQ will fail with CPL_ERR_ABORT_FAILED, - * but FW turns the ABORT_REQ into a regular one and so we get - * ABORT_RPL_RSS with status 0 and no connection. - */ - if (!c3cn) - goto discard; - - process_cpl_msg_ref(process_abort_rpl, c3cn, skb); - return 0; - -discard: - __kfree_skb(skb); - return 0; -} - -/* - * Process RX_ISCSI_HDR CPL message: -> host - * Handle received PDUs, the payload could be DDP'ed. If not, the payload - * follow after the bhs. - */ -static void process_rx_iscsi_hdr(struct s3_conn *c3cn, struct sk_buff *skb) -{ - struct cpl_iscsi_hdr *hdr_cpl = cplhdr(skb); - struct cpl_iscsi_hdr_norss data_cpl; - struct cpl_rx_data_ddp_norss ddp_cpl; - unsigned int hdr_len, data_len, status; - unsigned int len; - int err; - - if (unlikely(c3cn->state >= C3CN_STATE_PASSIVE_CLOSE)) { - if (c3cn->state != C3CN_STATE_ABORTING) - send_abort_req(c3cn); - __kfree_skb(skb); - return; - } - - skb_tcp_seq(skb) = ntohl(hdr_cpl->seq); - skb_flags(skb) = 0; - - skb_reset_transport_header(skb); - __skb_pull(skb, sizeof(struct cpl_iscsi_hdr)); - - len = hdr_len = ntohs(hdr_cpl->len); - /* msg coalesce is off or not enough data received */ - if (skb->len <= hdr_len) { - cxgb3i_log_error("%s: TID %u, ISCSI_HDR, skb len %u < %u.\n", - c3cn->cdev->name, c3cn->tid, - skb->len, hdr_len); - goto abort_conn; - } - - err = skb_copy_bits(skb, skb->len - sizeof(ddp_cpl), &ddp_cpl, - sizeof(ddp_cpl)); - if (err < 0) - goto abort_conn; - - skb_ulp_mode(skb) = ULP2_FLAG_DATA_READY; - skb_rx_pdulen(skb) = ntohs(ddp_cpl.len); - skb_rx_ddigest(skb) = ntohl(ddp_cpl.ulp_crc); - status = ntohl(ddp_cpl.ddp_status); - - c3cn_rx_debug("rx skb 0x%p, len %u, pdulen %u, ddp status 0x%x.\n", - skb, skb->len, skb_rx_pdulen(skb), status); - - if (status & (1 << RX_DDP_STATUS_HCRC_SHIFT)) - skb_ulp_mode(skb) |= ULP2_FLAG_HCRC_ERROR; - if (status & (1 << RX_DDP_STATUS_DCRC_SHIFT)) - skb_ulp_mode(skb) |= ULP2_FLAG_DCRC_ERROR; - if (status & (1 << RX_DDP_STATUS_PAD_SHIFT)) - skb_ulp_mode(skb) |= ULP2_FLAG_PAD_ERROR; - - if (skb->len > (hdr_len + sizeof(ddp_cpl))) { - err = skb_copy_bits(skb, hdr_len, &data_cpl, sizeof(data_cpl)); - if (err < 0) - goto abort_conn; - data_len = ntohs(data_cpl.len); - len += sizeof(data_cpl) + data_len; - } else if (status & (1 << RX_DDP_STATUS_DDP_SHIFT)) - skb_ulp_mode(skb) |= ULP2_FLAG_DATA_DDPED; - - c3cn->rcv_nxt = ntohl(ddp_cpl.seq) + skb_rx_pdulen(skb); - __pskb_trim(skb, len); - __skb_queue_tail(&c3cn->receive_queue, skb); - cxgb3i_conn_pdu_ready(c3cn); - - return; - -abort_conn: - send_abort_req(c3cn); - __kfree_skb(skb); -} - -static int do_iscsi_hdr(struct t3cdev *t3dev, struct sk_buff *skb, void *ctx) -{ - struct s3_conn *c3cn = ctx; - - process_cpl_msg(process_rx_iscsi_hdr, c3cn, skb); - return 0; -} - -/* - * Process TX_DATA_ACK CPL messages: -> host - * Process an acknowledgment of WR completion. Advance snd_una and send the - * next batch of work requests from the write queue. - */ -static void check_wr_invariants(struct s3_conn *c3cn) -{ - int pending = count_pending_wrs(c3cn); - - if (unlikely(c3cn->wr_avail + pending != c3cn->wr_max)) - cxgb3i_log_error("TID %u: credit imbalance: avail %u, " - "pending %u, total should be %u\n", - c3cn->tid, c3cn->wr_avail, pending, - c3cn->wr_max); -} - -static void process_wr_ack(struct s3_conn *c3cn, struct sk_buff *skb) -{ - struct cpl_wr_ack *hdr = cplhdr(skb); - unsigned int credits = ntohs(hdr->credits); - u32 snd_una = ntohl(hdr->snd_una); - - c3cn_tx_debug("%u WR credits, avail %u, unack %u, TID %u, state %u.\n", - credits, c3cn->wr_avail, c3cn->wr_unacked, - c3cn->tid, c3cn->state); - - c3cn->wr_avail += credits; - if (c3cn->wr_unacked > c3cn->wr_max - c3cn->wr_avail) - c3cn->wr_unacked = c3cn->wr_max - c3cn->wr_avail; - - while (credits) { - struct sk_buff *p = peek_wr(c3cn); - - if (unlikely(!p)) { - cxgb3i_log_error("%u WR_ACK credits for TID %u with " - "nothing pending, state %u\n", - credits, c3cn->tid, c3cn->state); - break; - } - if (unlikely(credits < p->csum)) { - struct tx_data_wr *w = cplhdr(p); - cxgb3i_log_error("TID %u got %u WR credits need %u, " - "len %u, main body %u, frags %u, " - "seq # %u, ACK una %u, ACK nxt %u, " - "WR_AVAIL %u, WRs pending %u\n", - c3cn->tid, credits, p->csum, p->len, - p->len - p->data_len, - skb_shinfo(p)->nr_frags, - ntohl(w->sndseq), snd_una, - ntohl(hdr->snd_nxt), c3cn->wr_avail, - count_pending_wrs(c3cn) - credits); - p->csum -= credits; - break; - } else { - dequeue_wr(c3cn); - credits -= p->csum; - free_wr_skb(p); - } - } - - check_wr_invariants(c3cn); - - if (unlikely(before(snd_una, c3cn->snd_una))) { - cxgb3i_log_error("TID %u, unexpected sequence # %u in WR_ACK " - "snd_una %u\n", - c3cn->tid, snd_una, c3cn->snd_una); - goto out_free; - } - - if (c3cn->snd_una != snd_una) { - c3cn->snd_una = snd_una; - dst_confirm(c3cn->dst_cache); - } - - if (skb_queue_len(&c3cn->write_queue)) { - if (c3cn_push_tx_frames(c3cn, 0)) - cxgb3i_conn_tx_open(c3cn); - } else - cxgb3i_conn_tx_open(c3cn); -out_free: - __kfree_skb(skb); -} - -static int do_wr_ack(struct t3cdev *cdev, struct sk_buff *skb, void *ctx) -{ - struct s3_conn *c3cn = ctx; - - process_cpl_msg(process_wr_ack, c3cn, skb); - return 0; -} - -/* - * for each connection, pre-allocate skbs needed for close/abort requests. So - * that we can service the request right away. - */ -static void c3cn_free_cpl_skbs(struct s3_conn *c3cn) -{ - if (c3cn->cpl_close) - kfree_skb(c3cn->cpl_close); - if (c3cn->cpl_abort_req) - kfree_skb(c3cn->cpl_abort_req); - if (c3cn->cpl_abort_rpl) - kfree_skb(c3cn->cpl_abort_rpl); -} - -static int c3cn_alloc_cpl_skbs(struct s3_conn *c3cn) -{ - c3cn->cpl_close = alloc_skb(sizeof(struct cpl_close_con_req), - GFP_KERNEL); - if (!c3cn->cpl_close) - return -ENOMEM; - skb_put(c3cn->cpl_close, sizeof(struct cpl_close_con_req)); - - c3cn->cpl_abort_req = alloc_skb(sizeof(struct cpl_abort_req), - GFP_KERNEL); - if (!c3cn->cpl_abort_req) - goto free_cpl_skbs; - skb_put(c3cn->cpl_abort_req, sizeof(struct cpl_abort_req)); - - c3cn->cpl_abort_rpl = alloc_skb(sizeof(struct cpl_abort_rpl), - GFP_KERNEL); - if (!c3cn->cpl_abort_rpl) - goto free_cpl_skbs; - skb_put(c3cn->cpl_abort_rpl, sizeof(struct cpl_abort_rpl)); - - return 0; - -free_cpl_skbs: - c3cn_free_cpl_skbs(c3cn); - return -ENOMEM; -} - -/** - * c3cn_release_offload_resources - release offload resource - * @c3cn: the offloaded iscsi tcp connection. - * Release resources held by an offload connection (TID, L2T entry, etc.) - */ -static void c3cn_release_offload_resources(struct s3_conn *c3cn) -{ - struct t3cdev *cdev = c3cn->cdev; - unsigned int tid = c3cn->tid; - - c3cn->qset = 0; - c3cn_free_cpl_skbs(c3cn); - - if (c3cn->wr_avail != c3cn->wr_max) { - purge_wr_queue(c3cn); - reset_wr_list(c3cn); - } - - if (cdev) { - if (c3cn->l2t) { - l2t_release(L2DATA(cdev), c3cn->l2t); - c3cn->l2t = NULL; - } - if (c3cn->state == C3CN_STATE_CONNECTING) - /* we have ATID */ - s3_free_atid(cdev, tid); - else { - /* we have TID */ - cxgb3_remove_tid(cdev, (void *)c3cn, tid); - c3cn_put(c3cn); - } - } - - c3cn->dst_cache = NULL; - c3cn->cdev = NULL; -} - -/** - * cxgb3i_c3cn_create - allocate and initialize an s3_conn structure - * returns the s3_conn structure allocated. - */ -struct s3_conn *cxgb3i_c3cn_create(void) -{ - struct s3_conn *c3cn; - - c3cn = kzalloc(sizeof(*c3cn), GFP_KERNEL); - if (!c3cn) - return NULL; - - /* pre-allocate close/abort cpl, so we don't need to wait for memory - when close/abort is requested. */ - if (c3cn_alloc_cpl_skbs(c3cn) < 0) - goto free_c3cn; - - c3cn_conn_debug("alloc c3cn 0x%p.\n", c3cn); - - c3cn->flags = 0; - spin_lock_init(&c3cn->lock); - atomic_set(&c3cn->refcnt, 1); - skb_queue_head_init(&c3cn->receive_queue); - skb_queue_head_init(&c3cn->write_queue); - setup_timer(&c3cn->retry_timer, NULL, (unsigned long)c3cn); - rwlock_init(&c3cn->callback_lock); - - return c3cn; - -free_c3cn: - kfree(c3cn); - return NULL; -} - -static void c3cn_active_close(struct s3_conn *c3cn) -{ - int data_lost; - int close_req = 0; - - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - - dst_confirm(c3cn->dst_cache); - - c3cn_hold(c3cn); - spin_lock_bh(&c3cn->lock); - - data_lost = skb_queue_len(&c3cn->receive_queue); - __skb_queue_purge(&c3cn->receive_queue); - - switch (c3cn->state) { - case C3CN_STATE_CLOSED: - case C3CN_STATE_ACTIVE_CLOSE: - case C3CN_STATE_CLOSE_WAIT_1: - case C3CN_STATE_CLOSE_WAIT_2: - case C3CN_STATE_ABORTING: - /* nothing need to be done */ - break; - case C3CN_STATE_CONNECTING: - /* defer until cpl_act_open_rpl or cpl_act_establish */ - c3cn_set_flag(c3cn, C3CN_ACTIVE_CLOSE_NEEDED); - break; - case C3CN_STATE_ESTABLISHED: - close_req = 1; - c3cn_set_state(c3cn, C3CN_STATE_ACTIVE_CLOSE); - break; - case C3CN_STATE_PASSIVE_CLOSE: - close_req = 1; - c3cn_set_state(c3cn, C3CN_STATE_CLOSE_WAIT_2); - break; - } - - if (close_req) { - if (data_lost) - /* Unread data was tossed, zap the connection. */ - send_abort_req(c3cn); - else - send_close_req(c3cn); - } - - spin_unlock_bh(&c3cn->lock); - c3cn_put(c3cn); -} - -/** - * cxgb3i_c3cn_release - close and release an iscsi tcp connection and any - * resource held - * @c3cn: the iscsi tcp connection - */ -void cxgb3i_c3cn_release(struct s3_conn *c3cn) -{ - c3cn_conn_debug("c3cn 0x%p, s %u, f 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - if (unlikely(c3cn->state == C3CN_STATE_CONNECTING)) - c3cn_set_flag(c3cn, C3CN_ACTIVE_CLOSE_NEEDED); - else if (likely(c3cn->state != C3CN_STATE_CLOSED)) - c3cn_active_close(c3cn); - c3cn_put(c3cn); -} - -static int is_cxgb3_dev(struct net_device *dev) -{ - struct cxgb3i_sdev_data *cdata; - struct net_device *ndev = dev; - - if (dev->priv_flags & IFF_802_1Q_VLAN) - ndev = vlan_dev_real_dev(dev); - - write_lock(&cdata_rwlock); - list_for_each_entry(cdata, &cdata_list, list) { - struct adap_ports *ports = &cdata->ports; - int i; - - for (i = 0; i < ports->nports; i++) - if (ndev == ports->lldevs[i]) { - write_unlock(&cdata_rwlock); - return 1; - } - } - write_unlock(&cdata_rwlock); - return 0; -} - -/** - * cxgb3_egress_dev - return the cxgb3 egress device - * @root_dev: the root device anchoring the search - * @c3cn: the connection used to determine egress port in bonding mode - * @context: in bonding mode, indicates a connection set up or failover - * - * Return egress device or NULL if the egress device isn't one of our ports. - */ -static struct net_device *cxgb3_egress_dev(struct net_device *root_dev, - struct s3_conn *c3cn, - int context) -{ - while (root_dev) { - if (root_dev->priv_flags & IFF_802_1Q_VLAN) - root_dev = vlan_dev_real_dev(root_dev); - else if (is_cxgb3_dev(root_dev)) - return root_dev; - else - return NULL; - } - return NULL; -} - -static struct rtable *find_route(struct net_device *dev, - __be32 saddr, __be32 daddr, - __be16 sport, __be16 dport) -{ - struct rtable *rt; - struct flowi fl = { - .oif = dev ? dev->ifindex : 0, - .nl_u = { - .ip4_u = { - .daddr = daddr, - .saddr = saddr, - .tos = 0 } }, - .proto = IPPROTO_TCP, - .uli_u = { - .ports = { - .sport = sport, - .dport = dport } } }; - - if (ip_route_output_flow(&init_net, &rt, &fl, NULL, 0)) - return NULL; - return rt; -} - -/* - * Assign offload parameters to some connection fields. - */ -static void init_offload_conn(struct s3_conn *c3cn, - struct t3cdev *cdev, - struct dst_entry *dst) -{ - BUG_ON(c3cn->cdev != cdev); - c3cn->wr_max = c3cn->wr_avail = T3C_DATA(cdev)->max_wrs - 1; - c3cn->wr_unacked = 0; - c3cn->mss_idx = select_mss(c3cn, dst_mtu(dst)); - - reset_wr_list(c3cn); -} - -static int initiate_act_open(struct s3_conn *c3cn, struct net_device *dev) -{ - struct cxgb3i_sdev_data *cdata = NDEV2CDATA(dev); - struct t3cdev *cdev = cdata->cdev; - struct dst_entry *dst = c3cn->dst_cache; - struct sk_buff *skb; - - c3cn_conn_debug("c3cn 0x%p, state %u, flag 0x%lx.\n", - c3cn, c3cn->state, c3cn->flags); - /* - * Initialize connection data. Note that the flags and ULP mode are - * initialized higher up ... - */ - c3cn->dev = dev; - c3cn->cdev = cdev; - c3cn->tid = cxgb3_alloc_atid(cdev, cdata->client, c3cn); - if (c3cn->tid < 0) - goto out_err; - - c3cn->qset = 0; - c3cn->l2t = t3_l2t_get(cdev, dst->neighbour, dev); - if (!c3cn->l2t) - goto free_tid; - - skb = alloc_skb(sizeof(struct cpl_act_open_req), GFP_KERNEL); - if (!skb) - goto free_l2t; - - skb->sk = (struct sock *)c3cn; - set_arp_failure_handler(skb, act_open_req_arp_failure); - - c3cn_hold(c3cn); - - init_offload_conn(c3cn, cdev, dst); - c3cn->err = 0; - - make_act_open_req(c3cn, skb, c3cn->tid, c3cn->l2t); - l2t_send(cdev, skb, c3cn->l2t); - return 0; - -free_l2t: - l2t_release(L2DATA(cdev), c3cn->l2t); -free_tid: - s3_free_atid(cdev, c3cn->tid); - c3cn->tid = 0; -out_err: - return -EINVAL; -} - -/** - * cxgb3i_find_dev - find the interface associated with the given address - * @ipaddr: ip address - */ -static struct net_device * -cxgb3i_find_dev(struct net_device *dev, __be32 ipaddr) -{ - struct flowi fl; - int err; - struct rtable *rt; - - memset(&fl, 0, sizeof(fl)); - fl.nl_u.ip4_u.daddr = ipaddr; - - err = ip_route_output_key(dev ? dev_net(dev) : &init_net, &rt, &fl); - if (!err) - return (&rt->dst)->dev; - - return NULL; -} - -/** - * cxgb3i_c3cn_connect - initiates an iscsi tcp connection to a given address - * @c3cn: the iscsi tcp connection - * @usin: destination address - * - * return 0 if active open request is sent, < 0 otherwise. - */ -int cxgb3i_c3cn_connect(struct net_device *dev, struct s3_conn *c3cn, - struct sockaddr_in *usin) -{ - struct rtable *rt; - struct cxgb3i_sdev_data *cdata; - struct t3cdev *cdev; - __be32 sipv4; - struct net_device *dstdev; - int err; - - c3cn_conn_debug("c3cn 0x%p, dev 0x%p.\n", c3cn, dev); - - if (usin->sin_family != AF_INET) - return -EAFNOSUPPORT; - - c3cn->daddr.sin_port = usin->sin_port; - c3cn->daddr.sin_addr.s_addr = usin->sin_addr.s_addr; - - dstdev = cxgb3i_find_dev(dev, usin->sin_addr.s_addr); - if (!dstdev || !is_cxgb3_dev(dstdev)) - return -ENETUNREACH; - - if (dstdev->priv_flags & IFF_802_1Q_VLAN) - dev = dstdev; - - rt = find_route(dev, c3cn->saddr.sin_addr.s_addr, - c3cn->daddr.sin_addr.s_addr, - c3cn->saddr.sin_port, - c3cn->daddr.sin_port); - if (rt == NULL) { - c3cn_conn_debug("NO route to 0x%x, port %u, dev %s.\n", - c3cn->daddr.sin_addr.s_addr, - ntohs(c3cn->daddr.sin_port), - dev ? dev->name : "any"); - return -ENETUNREACH; - } - - if (rt->rt_flags & (RTCF_MULTICAST | RTCF_BROADCAST)) { - c3cn_conn_debug("multi-cast route to 0x%x, port %u, dev %s.\n", - c3cn->daddr.sin_addr.s_addr, - ntohs(c3cn->daddr.sin_port), - dev ? dev->name : "any"); - ip_rt_put(rt); - return -ENETUNREACH; - } - - if (!c3cn->saddr.sin_addr.s_addr) - c3cn->saddr.sin_addr.s_addr = rt->rt_src; - - /* now commit destination to connection */ - c3cn->dst_cache = &rt->dst; - - /* try to establish an offloaded connection */ - dev = cxgb3_egress_dev(c3cn->dst_cache->dev, c3cn, 0); - if (dev == NULL) { - c3cn_conn_debug("c3cn 0x%p, egress dev NULL.\n", c3cn); - return -ENETUNREACH; - } - cdata = NDEV2CDATA(dev); - cdev = cdata->cdev; - - /* get a source port if one hasn't been provided */ - err = c3cn_get_port(c3cn, cdata); - if (err) - return err; - - c3cn_conn_debug("c3cn 0x%p get port %u.\n", - c3cn, ntohs(c3cn->saddr.sin_port)); - - sipv4 = cxgb3i_get_private_ipv4addr(dev); - if (!sipv4) { - c3cn_conn_debug("c3cn 0x%p, iscsi ip not configured.\n", c3cn); - sipv4 = c3cn->saddr.sin_addr.s_addr; - cxgb3i_set_private_ipv4addr(dev, sipv4); - } else - c3cn->saddr.sin_addr.s_addr = sipv4; - - c3cn_conn_debug("c3cn 0x%p, %pI4,%u-%pI4,%u SYN_SENT.\n", - c3cn, - &c3cn->saddr.sin_addr.s_addr, - ntohs(c3cn->saddr.sin_port), - &c3cn->daddr.sin_addr.s_addr, - ntohs(c3cn->daddr.sin_port)); - - c3cn_set_state(c3cn, C3CN_STATE_CONNECTING); - if (!initiate_act_open(c3cn, dev)) - return 0; - - /* - * If we get here, we don't have an offload connection so simply - * return a failure. - */ - err = -ENOTSUPP; - - /* - * This trashes the connection and releases the local port, - * if necessary. - */ - c3cn_conn_debug("c3cn 0x%p -> CLOSED.\n", c3cn); - c3cn_set_state(c3cn, C3CN_STATE_CLOSED); - ip_rt_put(rt); - c3cn_put_port(c3cn); - return err; -} - -/** - * cxgb3i_c3cn_rx_credits - ack received tcp data. - * @c3cn: iscsi tcp connection - * @copied: # of bytes processed - * - * Called after some received data has been read. It returns RX credits - * to the HW for the amount of data processed. - */ -void cxgb3i_c3cn_rx_credits(struct s3_conn *c3cn, int copied) -{ - struct t3cdev *cdev; - int must_send; - u32 credits, dack = 0; - - if (c3cn->state != C3CN_STATE_ESTABLISHED) - return; - - credits = c3cn->copied_seq - c3cn->rcv_wup; - if (unlikely(!credits)) - return; - - cdev = c3cn->cdev; - - if (unlikely(cxgb3_rx_credit_thres == 0)) - return; - - dack = F_RX_DACK_CHANGE | V_RX_DACK_MODE(1); - - /* - * For coalescing to work effectively ensure the receive window has - * at least 16KB left. - */ - must_send = credits + 16384 >= cxgb3_rcv_win; - - if (must_send || credits >= cxgb3_rx_credit_thres) - c3cn->rcv_wup += send_rx_credits(c3cn, credits, dack); -} - -/** - * cxgb3i_c3cn_send_pdus - send the skbs containing iscsi pdus - * @c3cn: iscsi tcp connection - * @skb: skb contains the iscsi pdu - * - * Add a list of skbs to a connection send queue. The skbs must comply with - * the max size limit of the device and have a headroom of at least - * TX_HEADER_LEN bytes. - * Return # of bytes queued. - */ -int cxgb3i_c3cn_send_pdus(struct s3_conn *c3cn, struct sk_buff *skb) -{ - struct sk_buff *next; - int err, copied = 0; - - spin_lock_bh(&c3cn->lock); - - if (c3cn->state != C3CN_STATE_ESTABLISHED) { - c3cn_tx_debug("c3cn 0x%p, not in est. state %u.\n", - c3cn, c3cn->state); - err = -EAGAIN; - goto out_err; - } - - if (c3cn->err) { - c3cn_tx_debug("c3cn 0x%p, err %d.\n", c3cn, c3cn->err); - err = -EPIPE; - goto out_err; - } - - if (c3cn->write_seq - c3cn->snd_una >= cxgb3_snd_win) { - c3cn_tx_debug("c3cn 0x%p, snd %u - %u > %u.\n", - c3cn, c3cn->write_seq, c3cn->snd_una, - cxgb3_snd_win); - err = -ENOBUFS; - goto out_err; - } - - while (skb) { - int frags = skb_shinfo(skb)->nr_frags + - (skb->len != skb->data_len); - - if (unlikely(skb_headroom(skb) < TX_HEADER_LEN)) { - c3cn_tx_debug("c3cn 0x%p, skb head.\n", c3cn); - err = -EINVAL; - goto out_err; - } - - if (frags >= SKB_WR_LIST_SIZE) { - cxgb3i_log_error("c3cn 0x%p, tx frags %d, len %u,%u.\n", - c3cn, skb_shinfo(skb)->nr_frags, - skb->len, skb->data_len); - err = -EINVAL; - goto out_err; - } - - next = skb->next; - skb->next = NULL; - skb_entail(c3cn, skb, C3CB_FLAG_NO_APPEND | C3CB_FLAG_NEED_HDR); - copied += skb->len; - c3cn->write_seq += skb->len + ulp_extra_len(skb); - skb = next; - } -done: - if (likely(skb_queue_len(&c3cn->write_queue))) - c3cn_push_tx_frames(c3cn, 1); - spin_unlock_bh(&c3cn->lock); - return copied; - -out_err: - if (copied == 0 && err == -EPIPE) - copied = c3cn->err ? c3cn->err : -EPIPE; - else - copied = err; - goto done; -} - -static void sdev_data_cleanup(struct cxgb3i_sdev_data *cdata) -{ - struct adap_ports *ports = &cdata->ports; - struct s3_conn *c3cn; - int i; - - for (i = 0; i < cxgb3_max_connect; i++) { - if (cdata->sport_conn[i]) { - c3cn = cdata->sport_conn[i]; - cdata->sport_conn[i] = NULL; - - spin_lock_bh(&c3cn->lock); - c3cn->cdev = NULL; - c3cn_set_flag(c3cn, C3CN_OFFLOAD_DOWN); - c3cn_closed(c3cn); - spin_unlock_bh(&c3cn->lock); - } - } - - for (i = 0; i < ports->nports; i++) - NDEV2CDATA(ports->lldevs[i]) = NULL; - - cxgb3i_free_big_mem(cdata); -} - -void cxgb3i_sdev_cleanup(void) -{ - struct cxgb3i_sdev_data *cdata; - - write_lock(&cdata_rwlock); - list_for_each_entry(cdata, &cdata_list, list) { - list_del(&cdata->list); - sdev_data_cleanup(cdata); - } - write_unlock(&cdata_rwlock); -} - -int cxgb3i_sdev_init(cxgb3_cpl_handler_func *cpl_handlers) -{ - cpl_handlers[CPL_ACT_ESTABLISH] = do_act_establish; - cpl_handlers[CPL_ACT_OPEN_RPL] = do_act_open_rpl; - cpl_handlers[CPL_PEER_CLOSE] = do_peer_close; - cpl_handlers[CPL_ABORT_REQ_RSS] = do_abort_req; - cpl_handlers[CPL_ABORT_RPL_RSS] = do_abort_rpl; - cpl_handlers[CPL_CLOSE_CON_RPL] = do_close_con_rpl; - cpl_handlers[CPL_TX_DMA_ACK] = do_wr_ack; - cpl_handlers[CPL_ISCSI_HDR] = do_iscsi_hdr; - - if (cxgb3_max_connect > CXGB3I_MAX_CONN) - cxgb3_max_connect = CXGB3I_MAX_CONN; - return 0; -} - -/** - * cxgb3i_sdev_add - allocate and initialize resources for each adapter found - * @cdev: t3cdev adapter - * @client: cxgb3 driver client - */ -void cxgb3i_sdev_add(struct t3cdev *cdev, struct cxgb3_client *client) -{ - struct cxgb3i_sdev_data *cdata; - struct ofld_page_info rx_page_info; - unsigned int wr_len; - int mapsize = cxgb3_max_connect * sizeof(struct s3_conn *); - int i; - - cdata = cxgb3i_alloc_big_mem(sizeof(*cdata) + mapsize, GFP_KERNEL); - if (!cdata) { - cxgb3i_log_warn("t3dev 0x%p, offload up, OOM %d.\n", - cdev, mapsize); - return; - } - - if (cdev->ctl(cdev, GET_WR_LEN, &wr_len) < 0 || - cdev->ctl(cdev, GET_PORTS, &cdata->ports) < 0 || - cdev->ctl(cdev, GET_RX_PAGE_INFO, &rx_page_info) < 0) { - cxgb3i_log_warn("t3dev 0x%p, offload up, ioctl failed.\n", - cdev); - goto free_cdata; - } - - s3_init_wr_tab(wr_len); - - spin_lock_init(&cdata->lock); - INIT_LIST_HEAD(&cdata->list); - cdata->cdev = cdev; - cdata->client = client; - - for (i = 0; i < cdata->ports.nports; i++) - NDEV2CDATA(cdata->ports.lldevs[i]) = cdata; - - write_lock(&cdata_rwlock); - list_add_tail(&cdata->list, &cdata_list); - write_unlock(&cdata_rwlock); - - cxgb3i_log_info("t3dev 0x%p, offload up, added.\n", cdev); - return; - -free_cdata: - cxgb3i_free_big_mem(cdata); -} - -/** - * cxgb3i_sdev_remove - free the allocated resources for the adapter - * @cdev: t3cdev adapter - */ -void cxgb3i_sdev_remove(struct t3cdev *cdev) -{ - struct cxgb3i_sdev_data *cdata = CXGB3_SDEV_DATA(cdev); - - cxgb3i_log_info("t3dev 0x%p, offload down, remove.\n", cdev); - - write_lock(&cdata_rwlock); - list_del(&cdata->list); - write_unlock(&cdata_rwlock); - - sdev_data_cleanup(cdata); -} diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.h b/drivers/scsi/cxgb3i/cxgb3i_offload.h deleted file mode 100644 index 6a1d86b1faf..00000000000 --- a/drivers/scsi/cxgb3i/cxgb3i_offload.h +++ /dev/null @@ -1,243 +0,0 @@ -/* - * cxgb3i_offload.h: Chelsio S3xx iscsi offloaded tcp connection management - * - * Copyright (C) 2003-2008 Chelsio Communications. All rights reserved. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the LICENSE file included in this - * release for licensing terms and conditions. - * - * Written by: Dimitris Michailidis (dm@chelsio.com) - * Karen Xie (kxie@chelsio.com) - */ - -#ifndef _CXGB3I_OFFLOAD_H -#define _CXGB3I_OFFLOAD_H - -#include <linux/skbuff.h> -#include <linux/in.h> - -#include "common.h" -#include "adapter.h" -#include "t3cdev.h" -#include "cxgb3_offload.h" - -#define cxgb3i_log_error(fmt...) printk(KERN_ERR "cxgb3i: ERR! " fmt) -#define cxgb3i_log_warn(fmt...) printk(KERN_WARNING "cxgb3i: WARN! " fmt) -#define cxgb3i_log_info(fmt...) printk(KERN_INFO "cxgb3i: " fmt) -#define cxgb3i_log_debug(fmt, args...) \ - printk(KERN_INFO "cxgb3i: %s - " fmt, __func__ , ## args) - -/** - * struct s3_conn - an iscsi tcp connection structure - * - * @dev: net device of with connection - * @cdev: adapter t3cdev for net device - * @flags: see c3cn_flags below - * @tid: connection id assigned by the h/w - * @qset: queue set used by connection - * @mss_idx: Maximum Segment Size table index - * @l2t: ARP resolution entry for offload packets - * @wr_max: maximum in-flight writes - * @wr_avail: number of writes available - * @wr_unacked: writes since last request for completion notification - * @wr_pending_head: head of pending write queue - * @wr_pending_tail: tail of pending write queue - * @cpl_close: skb for cpl_close_req - * @cpl_abort_req: skb for cpl_abort_req - * @cpl_abort_rpl: skb for cpl_abort_rpl - * @lock: connection status lock - * @refcnt: reference count on connection - * @state: connection state - * @saddr: source ip/port address - * @daddr: destination ip/port address - * @dst_cache: reference to destination route - * @receive_queue: received PDUs - * @write_queue: un-pushed pending writes - * @retry_timer: retry timer for various operations - * @err: connection error status - * @callback_lock: lock for opaque user context - * @user_data: opaque user context - * @rcv_nxt: next receive seq. # - * @copied_seq: head of yet unread data - * @rcv_wup: rcv_nxt on last window update sent - * @snd_nxt: next sequence we send - * @snd_una: first byte we want an ack for - * @write_seq: tail+1 of data held in send buffer - */ -struct s3_conn { - struct net_device *dev; - struct t3cdev *cdev; - unsigned long flags; - int tid; - int qset; - int mss_idx; - struct l2t_entry *l2t; - int wr_max; - int wr_avail; - int wr_unacked; - struct sk_buff *wr_pending_head; - struct sk_buff *wr_pending_tail; - struct sk_buff *cpl_close; - struct sk_buff *cpl_abort_req; - struct sk_buff *cpl_abort_rpl; - spinlock_t lock; - atomic_t refcnt; - volatile unsigned int state; - struct sockaddr_in saddr; - struct sockaddr_in daddr; - struct dst_entry *dst_cache; - struct sk_buff_head receive_queue; - struct sk_buff_head write_queue; - struct timer_list retry_timer; - int err; - rwlock_t callback_lock; - void *user_data; - - u32 rcv_nxt; - u32 copied_seq; - u32 rcv_wup; - u32 snd_nxt; - u32 snd_una; - u32 write_seq; -}; - -/* - * connection state - */ -enum conn_states { - C3CN_STATE_CONNECTING = 1, - C3CN_STATE_ESTABLISHED, - C3CN_STATE_ACTIVE_CLOSE, - C3CN_STATE_PASSIVE_CLOSE, - C3CN_STATE_CLOSE_WAIT_1, - C3CN_STATE_CLOSE_WAIT_2, - C3CN_STATE_ABORTING, - C3CN_STATE_CLOSED, -}; - -static inline unsigned int c3cn_is_closing(const struct s3_conn *c3cn) -{ - return c3cn->state >= C3CN_STATE_ACTIVE_CLOSE; -} -static inline unsigned int c3cn_is_established(const struct s3_conn *c3cn) -{ - return c3cn->state == C3CN_STATE_ESTABLISHED; -} - -/* - * Connection flags -- many to track some close related events. - */ -enum c3cn_flags { - C3CN_ABORT_RPL_RCVD, /* received one ABORT_RPL_RSS message */ - C3CN_ABORT_REQ_RCVD, /* received one ABORT_REQ_RSS message */ - C3CN_ABORT_RPL_PENDING, /* expecting an abort reply */ - C3CN_TX_DATA_SENT, /* already sent a TX_DATA WR */ - C3CN_ACTIVE_CLOSE_NEEDED, /* need to be closed */ - C3CN_OFFLOAD_DOWN /* offload function off */ -}; - -/** - * cxgb3i_sdev_data - Per adapter data. - * Linked off of each Ethernet device port on the adapter. - * Also available via the t3cdev structure since we have pointers to our port - * net_device's there ... - * - * @list: list head to link elements - * @cdev: t3cdev adapter - * @client: CPL client pointer - * @ports: array of adapter ports - * @sport_next: next port - * @sport_conn: source port connection - */ -struct cxgb3i_sdev_data { - struct list_head list; - struct t3cdev *cdev; - struct cxgb3_client *client; - struct adap_ports ports; - spinlock_t lock; - unsigned int sport_next; - struct s3_conn *sport_conn[0]; -}; -#define NDEV2CDATA(ndev) (*(struct cxgb3i_sdev_data **)&(ndev)->ec_ptr) -#define CXGB3_SDEV_DATA(cdev) NDEV2CDATA((cdev)->lldev) - -void cxgb3i_sdev_cleanup(void); -int cxgb3i_sdev_init(cxgb3_cpl_handler_func *); -void cxgb3i_sdev_add(struct t3cdev *, struct cxgb3_client *); -void cxgb3i_sdev_remove(struct t3cdev *); - -struct s3_conn *cxgb3i_c3cn_create(void); -int cxgb3i_c3cn_connect(struct net_device *, struct s3_conn *, - struct sockaddr_in *); -void cxgb3i_c3cn_rx_credits(struct s3_conn *, int); -int cxgb3i_c3cn_send_pdus(struct s3_conn *, struct sk_buff *); -void cxgb3i_c3cn_release(struct s3_conn *); - -/** - * cxgb3_skb_cb - control block for received pdu state and ULP mode management. - * - * @flag: see C3CB_FLAG_* below - * @ulp_mode: ULP mode/submode of sk_buff - * @seq: tcp sequence number - */ -struct cxgb3_skb_rx_cb { - __u32 ddigest; /* data digest */ - __u32 pdulen; /* recovered pdu length */ -}; - -struct cxgb3_skb_tx_cb { - struct sk_buff *wr_next; /* next wr */ -}; - -struct cxgb3_skb_cb { - __u8 flags; - __u8 ulp_mode; - __u32 seq; - union { - struct cxgb3_skb_rx_cb rx; - struct cxgb3_skb_tx_cb tx; - }; -}; - -#define CXGB3_SKB_CB(skb) ((struct cxgb3_skb_cb *)&((skb)->cb[0])) -#define skb_flags(skb) (CXGB3_SKB_CB(skb)->flags) -#define skb_ulp_mode(skb) (CXGB3_SKB_CB(skb)->ulp_mode) -#define skb_tcp_seq(skb) (CXGB3_SKB_CB(skb)->seq) -#define skb_rx_ddigest(skb) (CXGB3_SKB_CB(skb)->rx.ddigest) -#define skb_rx_pdulen(skb) (CXGB3_SKB_CB(skb)->rx.pdulen) -#define skb_tx_wr_next(skb) (CXGB3_SKB_CB(skb)->tx.wr_next) - -enum c3cb_flags { - C3CB_FLAG_NEED_HDR = 1 << 0, /* packet needs a TX_DATA_WR header */ - C3CB_FLAG_NO_APPEND = 1 << 1, /* don't grow this skb */ - C3CB_FLAG_COMPL = 1 << 2, /* request WR completion */ -}; - -/** - * sge_opaque_hdr - - * Opaque version of structure the SGE stores at skb->head of TX_DATA packets - * and for which we must reserve space. - */ -struct sge_opaque_hdr { - void *dev; - dma_addr_t addr[MAX_SKB_FRAGS + 1]; -}; - -/* for TX: a skb must have a headroom of at least TX_HEADER_LEN bytes */ -#define TX_HEADER_LEN \ - (sizeof(struct tx_data_wr) + sizeof(struct sge_opaque_hdr)) -#define SKB_TX_HEADROOM SKB_MAX_HEAD(TX_HEADER_LEN) - -/* - * get and set private ip for iscsi traffic - */ -#define cxgb3i_get_private_ipv4addr(ndev) \ - (((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr) -#define cxgb3i_set_private_ipv4addr(ndev, addr) \ - (((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr) = addr - -/* max. connections per adapter */ -#define CXGB3I_MAX_CONN 16384 -#endif /* _CXGB3_OFFLOAD_H */ diff --git a/drivers/scsi/cxgb3i/cxgb3i_pdu.c b/drivers/scsi/cxgb3i/cxgb3i_pdu.c deleted file mode 100644 index dc5e3e77a35..00000000000 --- a/drivers/scsi/cxgb3i/cxgb3i_pdu.c +++ /dev/null @@ -1,495 +0,0 @@ -/* - * cxgb3i_pdu.c: Chelsio S3xx iSCSI driver. - * - * Copyright (c) 2008 Chelsio Communications, Inc. - * Copyright (c) 2008 Mike Christie - * Copyright (c) 2008 Red Hat, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation. - * - * Written by: Karen Xie (kxie@chelsio.com) - */ - -#include <linux/slab.h> -#include <linux/skbuff.h> -#include <linux/crypto.h> -#include <scsi/scsi_cmnd.h> -#include <scsi/scsi_host.h> - -#include "cxgb3i.h" -#include "cxgb3i_pdu.h" - -#ifdef __DEBUG_CXGB3I_RX__ -#define cxgb3i_rx_debug cxgb3i_log_debug -#else -#define cxgb3i_rx_debug(fmt...) -#endif - -#ifdef __DEBUG_CXGB3I_TX__ -#define cxgb3i_tx_debug cxgb3i_log_debug -#else -#define cxgb3i_tx_debug(fmt...) -#endif - -/* always allocate rooms for AHS */ -#define SKB_TX_PDU_HEADER_LEN \ - (sizeof(struct iscsi_hdr) + ISCSI_MAX_AHS_SIZE) -static unsigned int skb_extra_headroom; -static struct page *pad_page; - -/* - * pdu receive, interact with libiscsi_tcp - */ -static inline int read_pdu_skb(struct iscsi_conn *conn, struct sk_buff *skb, - unsigned int offset, int offloaded) -{ - int status = 0; - int bytes_read; - - bytes_read = iscsi_tcp_recv_skb(conn, skb, offset, offloaded, &status); - switch (status) { - case ISCSI_TCP_CONN_ERR: - return -EIO; - case ISCSI_TCP_SUSPENDED: - /* no transfer - just have caller flush queue */ - return bytes_read; - case ISCSI_TCP_SKB_DONE: - /* - * pdus should always fit in the skb and we should get - * segment done notifcation. - */ - iscsi_conn_printk(KERN_ERR, conn, "Invalid pdu or skb."); - return -EFAULT; - case ISCSI_TCP_SEGMENT_DONE: - return bytes_read; - default: - iscsi_conn_printk(KERN_ERR, conn, "Invalid iscsi_tcp_recv_skb " - "status %d\n", status); - return -EINVAL; - } -} - -static int cxgb3i_conn_read_pdu_skb(struct iscsi_conn *conn, - struct sk_buff *skb) -{ - struct iscsi_tcp_conn *tcp_conn = conn->dd_data; - bool offloaded = 0; - unsigned int offset; - int rc; - - cxgb3i_rx_debug("conn 0x%p, skb 0x%p, len %u, flag 0x%x.\n", - conn, skb, skb->len, skb_ulp_mode(skb)); - - if (!iscsi_tcp_recv_segment_is_hdr(tcp_conn)) { - iscsi_conn_failure(conn, ISCSI_ERR_PROTO); - return -EIO; - } - - if (conn->hdrdgst_en && (skb_ulp_mode(skb) & ULP2_FLAG_HCRC_ERROR)) { - iscsi_conn_failure(conn, ISCSI_ERR_HDR_DGST); - return -EIO; - } - - if (conn->datadgst_en && (skb_ulp_mode(skb) & ULP2_FLAG_DCRC_ERROR)) { - iscsi_conn_failure(conn, ISCSI_ERR_DATA_DGST); - return -EIO; - } - - /* iscsi hdr */ - rc = read_pdu_skb(conn, skb, 0, 0); - if (rc <= 0) - return rc; - - if (iscsi_tcp_recv_segment_is_hdr(tcp_conn)) - return 0; - - offset = rc; - if (conn->hdrdgst_en) - offset += ISCSI_DIGEST_SIZE; - - /* iscsi data */ - if (skb_ulp_mode(skb) & ULP2_FLAG_DATA_DDPED) { - cxgb3i_rx_debug("skb 0x%p, opcode 0x%x, data %u, ddp'ed, " - "itt 0x%x.\n", - skb, - tcp_conn->in.hdr->opcode & ISCSI_OPCODE_MASK, - tcp_conn->in.datalen, - ntohl(tcp_conn->in.hdr->itt)); - offloaded = 1; - } else { - cxgb3i_rx_debug("skb 0x%p, opcode 0x%x, data %u, NOT ddp'ed, " - "itt 0x%x.\n", - skb, - tcp_conn->in.hdr->opcode & ISCSI_OPCODE_MASK, - tcp_conn->in.datalen, - ntohl(tcp_conn->in.hdr->itt)); - offset += sizeof(struct cpl_iscsi_hdr_norss); - } - - rc = read_pdu_skb(conn, skb, offset, offloaded); - if (rc < 0) - return rc; - else - return 0; -} - -/* - * pdu transmit, interact with libiscsi_tcp - */ -static inline void tx_skb_setmode(struct sk_buff *skb, int hcrc, int dcrc) -{ - u8 submode = 0; - - if (hcrc) - submode |= 1; - if (dcrc) - submode |= 2; - skb_ulp_mode(skb) = (ULP_MODE_ISCSI << 4) | submode; -} - -void cxgb3i_conn_cleanup_task(struct iscsi_task *task) -{ - struct cxgb3i_task_data *tdata = task->dd_data + - sizeof(struct iscsi_tcp_task); - - /* never reached the xmit task callout */ - if (tdata->skb) - __kfree_skb(tdata->skb); - memset(tdata, 0, sizeof(struct cxgb3i_task_data)); - - /* MNC - Do we need a check in case this is called but - * cxgb3i_conn_alloc_pdu has never been called on the task */ - cxgb3i_release_itt(task, task->hdr_itt); - iscsi_tcp_cleanup_task(task); -} - -static int sgl_seek_offset(struct scatterlist *sgl, unsigned int sgcnt, - unsigned int offset, unsigned int *off, - struct scatterlist **sgp) -{ - int i; - struct scatterlist *sg; - - for_each_sg(sgl, sg, sgcnt, i) { - if (offset < sg->length) { - *off = offset; - *sgp = sg; - return 0; - } - offset -= sg->length; - } - return -EFAULT; -} - -static int sgl_read_to_frags(struct scatterlist *sg, unsigned int sgoffset, - unsigned int dlen, skb_frag_t *frags, - int frag_max) -{ - unsigned int datalen = dlen; - unsigned int sglen = sg->length - sgoffset; - struct page *page = sg_page(sg); - int i; - - i = 0; - do { - unsigned int copy; - - if (!sglen) { - sg = sg_next(sg); - if (!sg) { - cxgb3i_log_error("%s, sg NULL, len %u/%u.\n", - __func__, datalen, dlen); - return -EINVAL; - } - sgoffset = 0; - sglen = sg->length; - page = sg_page(sg); - - } - copy = min(datalen, sglen); - if (i && page == frags[i - 1].page && - sgoffset + sg->offset == - frags[i - 1].page_offset + frags[i - 1].size) { - frags[i - 1].size += copy; - } else { - if (i >= frag_max) { - cxgb3i_log_error("%s, too many pages %u, " - "dlen %u.\n", __func__, - frag_max, dlen); - return -EINVAL; - } - - frags[i].page = page; - frags[i].page_offset = sg->offset + sgoffset; - frags[i].size = copy; - i++; - } - datalen -= copy; - sgoffset += copy; - sglen -= copy; - } while (datalen); - - return i; -} - -int cxgb3i_conn_alloc_pdu(struct iscsi_task *task, u8 opcode) -{ - struct iscsi_conn *conn = task->conn; - struct iscsi_tcp_task *tcp_task = task->dd_data; - struct cxgb3i_task_data *tdata = task->dd_data + sizeof(*tcp_task); - struct scsi_cmnd *sc = task->sc; - int headroom = SKB_TX_PDU_HEADER_LEN; - - tcp_task->dd_data = tdata; - task->hdr = NULL; - - /* write command, need to send data pdus */ - if (skb_extra_headroom && (opcode == ISCSI_OP_SCSI_DATA_OUT || - (opcode == ISCSI_OP_SCSI_CMD && - (scsi_bidi_cmnd(sc) || sc->sc_data_direction == DMA_TO_DEVICE)))) - headroom += min(skb_extra_headroom, conn->max_xmit_dlength); - - tdata->skb = alloc_skb(TX_HEADER_LEN + headroom, GFP_ATOMIC); - if (!tdata->skb) - return -ENOMEM; - skb_reserve(tdata->skb, TX_HEADER_LEN); - - cxgb3i_tx_debug("task 0x%p, opcode 0x%x, skb 0x%p.\n", - task, opcode, tdata->skb); - - task->hdr = (struct iscsi_hdr *)tdata->skb->data; - task->hdr_max = SKB_TX_PDU_HEADER_LEN; - - /* data_out uses scsi_cmd's itt */ - if (opcode != ISCSI_OP_SCSI_DATA_OUT) - cxgb3i_reserve_itt(task, &task->hdr->itt); - - return 0; -} - -int cxgb3i_conn_init_pdu(struct iscsi_task *task, unsigned int offset, - unsigned int count) -{ - struct iscsi_conn *conn = task->conn; - struct iscsi_tcp_task *tcp_task = task->dd_data; - struct cxgb3i_task_data *tdata = tcp_task->dd_data; - struct sk_buff *skb = tdata->skb; - unsigned int datalen = count; - int i, padlen = iscsi_padding(count); - struct page *pg; - - cxgb3i_tx_debug("task 0x%p,0x%p, offset %u, count %u, skb 0x%p.\n", - task, task->sc, offset, count, skb); - - skb_put(skb, task->hdr_len); - tx_skb_setmode(skb, conn->hdrdgst_en, datalen ? conn->datadgst_en : 0); - if (!count) - return 0; - - if (task->sc) { - struct scsi_data_buffer *sdb = scsi_out(task->sc); - struct scatterlist *sg = NULL; - int err; - - tdata->offset = offset; - tdata->count = count; - err = sgl_seek_offset(sdb->table.sgl, sdb->table.nents, - tdata->offset, &tdata->sgoffset, &sg); - if (err < 0) { - cxgb3i_log_warn("tpdu, sgl %u, bad offset %u/%u.\n", - sdb->table.nents, tdata->offset, - sdb->length); - return err; - } - err = sgl_read_to_frags(sg, tdata->sgoffset, tdata->count, - tdata->frags, MAX_PDU_FRAGS); - if (err < 0) { - cxgb3i_log_warn("tpdu, sgl %u, bad offset %u + %u.\n", - sdb->table.nents, tdata->offset, - tdata->count); - return err; - } - tdata->nr_frags = err; - - if (tdata->nr_frags > MAX_SKB_FRAGS || - (padlen && tdata->nr_frags == MAX_SKB_FRAGS)) { - char *dst = skb->data + task->hdr_len; - skb_frag_t *frag = tdata->frags; - - /* data fits in the skb's headroom */ - for (i = 0; i < tdata->nr_frags; i++, frag++) { - char *src = kmap_atomic(frag->page, - KM_SOFTIRQ0); - - memcpy(dst, src+frag->page_offset, frag->size); - dst += frag->size; - kunmap_atomic(src, KM_SOFTIRQ0); - } - if (padlen) { - memset(dst, 0, padlen); - padlen = 0; - } - skb_put(skb, count + padlen); - } else { - /* data fit into frag_list */ - for (i = 0; i < tdata->nr_frags; i++) - get_page(tdata->frags[i].page); - - memcpy(skb_shinfo(skb)->frags, tdata->frags, - sizeof(skb_frag_t) * tdata->nr_frags); - skb_shinfo(skb)->nr_frags = tdata->nr_frags; - skb->len += count; - skb->data_len += count; - skb->truesize += count; - } - - } else { - pg = virt_to_page(task->data); - - get_page(pg); - skb_fill_page_desc(skb, 0, pg, offset_in_page(task->data), - count); - skb->len += count; - skb->data_len += count; - skb->truesize += count; - } - - if (padlen) { - i = skb_shinfo(skb)->nr_frags; - get_page(pad_page); - skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, pad_page, 0, - padlen); - - skb->data_len += padlen; - skb->truesize += padlen; - skb->len += padlen; - } - - return 0; -} - -int cxgb3i_conn_xmit_pdu(struct iscsi_task *task) -{ - struct iscsi_tcp_conn *tcp_conn = task->conn->dd_data; - struct cxgb3i_conn *cconn = tcp_conn->dd_data; - struct iscsi_tcp_task *tcp_task = task->dd_data; - struct cxgb3i_task_data *tdata = tcp_task->dd_data; - struct sk_buff *skb = tdata->skb; - unsigned int datalen; - int err; - - if (!skb) - return 0; - - datalen = skb->data_len; - tdata->skb = NULL; - err = cxgb3i_c3cn_send_pdus(cconn->cep->c3cn, skb); - if (err > 0) { - int pdulen = err; - - cxgb3i_tx_debug("task 0x%p, skb 0x%p, len %u/%u, rv %d.\n", - task, skb, skb->len, skb->data_len, err); - - if (task->conn->hdrdgst_en) - pdulen += ISCSI_DIGEST_SIZE; - if (datalen && task->conn->datadgst_en) - pdulen += ISCSI_DIGEST_SIZE; - - task->conn->txdata_octets += pdulen; - return 0; - } - - if (err == -EAGAIN || err == -ENOBUFS) { - /* reset skb to send when we are called again */ - tdata->skb = skb; - return err; - } - - kfree_skb(skb); - cxgb3i_tx_debug("itt 0x%x, skb 0x%p, len %u/%u, xmit err %d.\n", - task->itt, skb, skb->len, skb->data_len, err); - iscsi_conn_printk(KERN_ERR, task->conn, "xmit err %d.\n", err); - iscsi_conn_failure(task->conn, ISCSI_ERR_XMIT_FAILED); - return err; -} - -int cxgb3i_pdu_init(void) -{ - if (SKB_TX_HEADROOM > (512 * MAX_SKB_FRAGS)) - skb_extra_headroom = SKB_TX_HEADROOM; - pad_page = alloc_page(GFP_KERNEL); - if (!pad_page) - return -ENOMEM; - memset(page_address(pad_page), 0, PAGE_SIZE); - return 0; -} - -void cxgb3i_pdu_cleanup(void) -{ - if (pad_page) { - __free_page(pad_page); - pad_page = NULL; - } -} - -void cxgb3i_conn_pdu_ready(struct s3_conn *c3cn) -{ - struct sk_buff *skb; - unsigned int read = 0; - struct iscsi_conn *conn = c3cn->user_data; - int err = 0; - - cxgb3i_rx_debug("cn 0x%p.\n", c3cn); - - read_lock(&c3cn->callback_lock); - if (unlikely(!conn || conn->suspend_rx)) { - cxgb3i_rx_debug("conn 0x%p, id %d, suspend_rx %lu!\n", - conn, conn ? conn->id : 0xFF, - conn ? conn->suspend_rx : 0xFF); - read_unlock(&c3cn->callback_lock); - return; - } - skb = skb_peek(&c3cn->receive_queue); - while (!err && skb) { - __skb_unlink(skb, &c3cn->receive_queue); - read += skb_rx_pdulen(skb); - cxgb3i_rx_debug("conn 0x%p, cn 0x%p, rx skb 0x%p, pdulen %u.\n", - conn, c3cn, skb, skb_rx_pdulen(skb)); - err = cxgb3i_conn_read_pdu_skb(conn, skb); - __kfree_skb(skb); - skb = skb_peek(&c3cn->receive_queue); - } - read_unlock(&c3cn->callback_lock); - c3cn->copied_seq += read; - cxgb3i_c3cn_rx_credits(c3cn, read); - conn->rxdata_octets += read; - - if (err) { - cxgb3i_log_info("conn 0x%p rx failed err %d.\n", conn, err); - iscsi_conn_failure(conn, ISCSI_ERR_CONN_FAILED); - } -} - -void cxgb3i_conn_tx_open(struct s3_conn *c3cn) -{ - struct iscsi_conn *conn = c3cn->user_data; - - cxgb3i_tx_debug("cn 0x%p.\n", c3cn); - if (conn) { - cxgb3i_tx_debug("cn 0x%p, cid %d.\n", c3cn, conn->id); - iscsi_conn_queue_work(conn); - } -} - -void cxgb3i_conn_closing(struct s3_conn *c3cn) -{ - struct iscsi_conn *conn; - - read_lock(&c3cn->callback_lock); - conn = c3cn->user_data; - if (conn && c3cn->state != C3CN_STATE_ESTABLISHED) - iscsi_conn_failure(conn, ISCSI_ERR_CONN_FAILED); - read_unlock(&c3cn->callback_lock); -} diff --git a/drivers/scsi/cxgb3i/cxgb3i_pdu.h b/drivers/scsi/cxgb3i/cxgb3i_pdu.h deleted file mode 100644 index 0770b23d90d..00000000000 --- a/drivers/scsi/cxgb3i/cxgb3i_pdu.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - * cxgb3i_ulp2.h: Chelsio S3xx iSCSI driver. - * - * Copyright (c) 2008 Chelsio Communications, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation. - * - * Written by: Karen Xie (kxie@chelsio.com) - */ - -#ifndef __CXGB3I_ULP2_PDU_H__ -#define __CXGB3I_ULP2_PDU_H__ - -struct cpl_iscsi_hdr_norss { - union opcode_tid ot; - u16 pdu_len_ddp; - u16 len; - u32 seq; - u16 urg; - u8 rsvd; - u8 status; -}; - -struct cpl_rx_data_ddp_norss { - union opcode_tid ot; - u16 urg; - u16 len; - u32 seq; - u32 nxt_seq; - u32 ulp_crc; - u32 ddp_status; -}; - -#define RX_DDP_STATUS_IPP_SHIFT 27 /* invalid pagepod */ -#define RX_DDP_STATUS_TID_SHIFT 26 /* tid mismatch */ -#define RX_DDP_STATUS_COLOR_SHIFT 25 /* color mismatch */ -#define RX_DDP_STATUS_OFFSET_SHIFT 24 /* offset mismatch */ -#define RX_DDP_STATUS_ULIMIT_SHIFT 23 /* ulimit error */ -#define RX_DDP_STATUS_TAG_SHIFT 22 /* tag mismatch */ -#define RX_DDP_STATUS_DCRC_SHIFT 21 /* dcrc error */ -#define RX_DDP_STATUS_HCRC_SHIFT 20 /* hcrc error */ -#define RX_DDP_STATUS_PAD_SHIFT 19 /* pad error */ -#define RX_DDP_STATUS_PPP_SHIFT 18 /* pagepod parity error */ -#define RX_DDP_STATUS_LLIMIT_SHIFT 17 /* llimit error */ -#define RX_DDP_STATUS_DDP_SHIFT 16 /* ddp'able */ -#define RX_DDP_STATUS_PMM_SHIFT 15 /* pagepod mismatch */ - -#define ULP2_FLAG_DATA_READY 0x1 -#define ULP2_FLAG_DATA_DDPED 0x2 -#define ULP2_FLAG_HCRC_ERROR 0x10 -#define ULP2_FLAG_DCRC_ERROR 0x20 -#define ULP2_FLAG_PAD_ERROR 0x40 - -void cxgb3i_conn_closing(struct s3_conn *c3cn); -void cxgb3i_conn_pdu_ready(struct s3_conn *c3cn); -void cxgb3i_conn_tx_open(struct s3_conn *c3cn); -#endif diff --git a/drivers/scsi/cxgbi/Kconfig b/drivers/scsi/cxgbi/Kconfig new file mode 100644 index 00000000000..17eb5d522f4 --- /dev/null +++ b/drivers/scsi/cxgbi/Kconfig @@ -0,0 +1,2 @@ +source "drivers/scsi/cxgbi/cxgb3i/Kconfig" +source "drivers/scsi/cxgbi/cxgb4i/Kconfig" diff --git a/drivers/scsi/cxgbi/Makefile b/drivers/scsi/cxgbi/Makefile new file mode 100644 index 00000000000..86007e34495 --- /dev/null +++ b/drivers/scsi/cxgbi/Makefile @@ -0,0 +1,2 @@ +obj-$(CONFIG_SCSI_CXGB3_ISCSI) += libcxgbi.o cxgb3i/ +obj-$(CONFIG_SCSI_CXGB4_ISCSI) += libcxgbi.o cxgb4i/ diff --git a/drivers/scsi/cxgb3i/Kbuild b/drivers/scsi/cxgbi/cxgb3i/Kbuild index 70d060b7ff4..09dbf9efc8e 100644 --- a/drivers/scsi/cxgb3i/Kbuild +++ b/drivers/scsi/cxgbi/cxgb3i/Kbuild @@ -1,4 +1,3 @@ EXTRA_CFLAGS += -I$(srctree)/drivers/net/cxgb3 -cxgb3i-y := cxgb3i_init.o cxgb3i_iscsi.o cxgb3i_pdu.o cxgb3i_offload.o cxgb3i_ddp.o obj-$(CONFIG_SCSI_CXGB3_ISCSI) += cxgb3i.o diff --git a/drivers/scsi/cxgb3i/Kconfig b/drivers/scsi/cxgbi/cxgb3i/Kconfig index bfdcaf5c9c5..5cf4e9831f1 100644 --- a/drivers/scsi/cxgb3i/Kconfig +++ b/drivers/scsi/cxgbi/cxgb3i/Kconfig @@ -1,7 +1,7 @@ config SCSI_CXGB3_ISCSI - tristate "Chelsio S3xx iSCSI support" + tristate "Chelsio T3 iSCSI support" depends on CHELSIO_T3_DEPENDS select CHELSIO_T3 select SCSI_ISCSI_ATTRS ---help--- - This driver supports iSCSI offload for the Chelsio S3 series devices. + This driver supports iSCSI offload for the Chelsio T3 devices. diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c new file mode 100644 index 00000000000..a129a170b47 --- /dev/null +++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c @@ -0,0 +1,1465 @@ +/* + * cxgb3i_offload.c: Chelsio S3xx iscsi offloaded tcp connection management + * + * Copyright (C) 2003-2008 Chelsio Communications. All rights reserved. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the LICENSE file included in this + * release for licensing terms and conditions. + * + * Written by: Dimitris Michailidis (dm@chelsio.com) + * Karen Xie (kxie@chelsio.com) + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__ + +#include <linux/version.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <scsi/scsi_host.h> + +#include "common.h" +#include "t3_cpl.h" +#include "t3cdev.h" +#include "cxgb3_defs.h" +#include "cxgb3_ctl_defs.h" +#include "cxgb3_offload.h" +#include "firmware_exports.h" +#include "cxgb3i.h" + +static unsigned int dbg_level; +#include "../libcxgbi.h" + +#define DRV_MODULE_NAME "cxgb3i" +#define DRV_MODULE_DESC "Chelsio T3 iSCSI Driver" +#define DRV_MODULE_VERSION "2.0.0" +#define DRV_MODULE_RELDATE "Jun. 2010" + +static char version[] = + DRV_MODULE_DESC " " DRV_MODULE_NAME + " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; + +MODULE_AUTHOR("Chelsio Communications, Inc."); +MODULE_DESCRIPTION(DRV_MODULE_DESC); +MODULE_VERSION(DRV_MODULE_VERSION); +MODULE_LICENSE("GPL"); + +module_param(dbg_level, uint, 0644); +MODULE_PARM_DESC(dbg_level, "debug flag (default=0)"); + +static int cxgb3i_rcv_win = 256 * 1024; +module_param(cxgb3i_rcv_win, int, 0644); +MODULE_PARM_DESC(cxgb3i_rcv_win, "TCP receive window in bytes (default=256KB)"); + +static int cxgb3i_snd_win = 128 * 1024; +module_param(cxgb3i_snd_win, int, 0644); +MODULE_PARM_DESC(cxgb3i_snd_win, "TCP send window in bytes (default=128KB)"); + +static int cxgb3i_rx_credit_thres = 10 * 1024; +module_param(cxgb3i_rx_credit_thres, int, 0644); +MODULE_PARM_DESC(rx_credit_thres, + "RX credits return threshold in bytes (default=10KB)"); + +static unsigned int cxgb3i_max_connect = 8 * 1024; +module_param(cxgb3i_max_connect, uint, 0644); +MODULE_PARM_DESC(cxgb3i_max_connect, "Max. # of connections (default=8092)"); + +static unsigned int cxgb3i_sport_base = 20000; +module_param(cxgb3i_sport_base, uint, 0644); +MODULE_PARM_DESC(cxgb3i_sport_base, "starting port number (default=20000)"); + +static void cxgb3i_dev_open(struct t3cdev *); +static void cxgb3i_dev_close(struct t3cdev *); +static void cxgb3i_dev_event_handler(struct t3cdev *, u32, u32); + +static struct cxgb3_client t3_client = { + .name = DRV_MODULE_NAME, + .handlers = cxgb3i_cpl_handlers, + .add = cxgb3i_dev_open, + .remove = cxgb3i_dev_close, + .event_handler = cxgb3i_dev_event_handler, +}; + +static struct scsi_host_template cxgb3i_host_template = { + .module = THIS_MODULE, + .name = DRV_MODULE_NAME, + .proc_name = DRV_MODULE_NAME, + .can_queue = CXGB3I_SCSI_HOST_QDEPTH, + .queuecommand = iscsi_queuecommand, + .change_queue_depth = iscsi_change_queue_depth, + .sg_tablesize = SG_ALL, + .max_sectors = 0xFFFF, + .cmd_per_lun = ISCSI_DEF_CMD_PER_LUN, + .eh_abort_handler = iscsi_eh_abort, + .eh_device_reset_handler = iscsi_eh_device_reset, + .eh_target_reset_handler = iscsi_eh_recover_target, + .target_alloc = iscsi_target_alloc, + .use_clustering = DISABLE_CLUSTERING, + .this_id = -1, +}; + +static struct iscsi_transport cxgb3i_iscsi_transport = { + .owner = THIS_MODULE, + .name = DRV_MODULE_NAME, + /* owner and name should be set already */ + .caps = CAP_RECOVERY_L0 | CAP_MULTI_R2T | CAP_HDRDGST + | CAP_DATADGST | CAP_DIGEST_OFFLOAD | + CAP_PADDING_OFFLOAD, + .param_mask = ISCSI_MAX_RECV_DLENGTH | ISCSI_MAX_XMIT_DLENGTH | + ISCSI_HDRDGST_EN | ISCSI_DATADGST_EN | + ISCSI_INITIAL_R2T_EN | ISCSI_MAX_R2T | + ISCSI_IMM_DATA_EN | ISCSI_FIRST_BURST | + ISCSI_MAX_BURST | ISCSI_PDU_INORDER_EN | + ISCSI_DATASEQ_INORDER_EN | ISCSI_ERL | + ISCSI_CONN_PORT | ISCSI_CONN_ADDRESS | + ISCSI_EXP_STATSN | ISCSI_PERSISTENT_PORT | + ISCSI_PERSISTENT_ADDRESS | + ISCSI_TARGET_NAME | ISCSI_TPGT | + ISCSI_USERNAME | ISCSI_PASSWORD | + ISCSI_USERNAME_IN | ISCSI_PASSWORD_IN | + ISCSI_FAST_ABORT | ISCSI_ABORT_TMO | + ISCSI_LU_RESET_TMO | ISCSI_TGT_RESET_TMO | + ISCSI_PING_TMO | ISCSI_RECV_TMO | + ISCSI_IFACE_NAME | ISCSI_INITIATOR_NAME, + .host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_IPADDRESS | + ISCSI_HOST_INITIATOR_NAME | + ISCSI_HOST_NETDEV_NAME, + .get_host_param = cxgbi_get_host_param, + .set_host_param = cxgbi_set_host_param, + /* session management */ + .create_session = cxgbi_create_session, + .destroy_session = cxgbi_destroy_session, + .get_session_param = iscsi_session_get_param, + /* connection management */ + .create_conn = cxgbi_create_conn, + .bind_conn = cxgbi_bind_conn, + .destroy_conn = iscsi_tcp_conn_teardown, + .start_conn = iscsi_conn_start, + .stop_conn = iscsi_conn_stop, + .get_conn_param = cxgbi_get_conn_param, + .set_param = cxgbi_set_conn_param, + .get_stats = cxgbi_get_conn_stats, + /* pdu xmit req from user space */ + .send_pdu = iscsi_conn_send_pdu, + /* task */ + .init_task = iscsi_tcp_task_init, + .xmit_task = iscsi_tcp_task_xmit, + .cleanup_task = cxgbi_cleanup_task, + /* pdu */ + .alloc_pdu = cxgbi_conn_alloc_pdu, + .init_pdu = cxgbi_conn_init_pdu, + .xmit_pdu = cxgbi_conn_xmit_pdu, + .parse_pdu_itt = cxgbi_parse_pdu_itt, + /* TCP connect/disconnect */ + .ep_connect = cxgbi_ep_connect, + .ep_poll = cxgbi_ep_poll, + .ep_disconnect = cxgbi_ep_disconnect, + /* Error recovery timeout call */ + .session_recovery_timedout = iscsi_session_recovery_timedout, +}; + +static struct scsi_transport_template *cxgb3i_stt; + +/* + * CPL (Chelsio Protocol Language) defines a message passing interface between + * the host driver and Chelsio asic. + * The section below implments CPLs that related to iscsi tcp connection + * open/close/abort and data send/receive. + */ + +static int push_tx_frames(struct cxgbi_sock *csk, int req_completion); + +static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb, + const struct l2t_entry *e) +{ + unsigned int wscale = cxgbi_sock_compute_wscale(cxgb3i_rcv_win); + struct cpl_act_open_req *req = (struct cpl_act_open_req *)skb->head; + + skb->priority = CPL_PRIORITY_SETUP; + + req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ACT_OPEN_REQ, csk->atid)); + req->local_port = csk->saddr.sin_port; + req->peer_port = csk->daddr.sin_port; + req->local_ip = csk->saddr.sin_addr.s_addr; + req->peer_ip = csk->daddr.sin_addr.s_addr; + + req->opt0h = htonl(V_KEEP_ALIVE(1) | F_TCAM_BYPASS | + V_WND_SCALE(wscale) | V_MSS_IDX(csk->mss_idx) | + V_L2T_IDX(e->idx) | V_TX_CHANNEL(e->smt_idx)); + req->opt0l = htonl(V_ULP_MODE(ULP2_MODE_ISCSI) | + V_RCV_BUFSIZ(cxgb3i_rcv_win>>10)); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, %pI4:%u-%pI4:%u, %u,%u,%u.\n", + csk, csk->state, csk->flags, csk->atid, + &req->local_ip, ntohs(req->local_port), + &req->peer_ip, ntohs(req->peer_port), + csk->mss_idx, e->idx, e->smt_idx); + + l2t_send(csk->cdev->lldev, skb, csk->l2t); +} + +static inline void act_open_arp_failure(struct t3cdev *dev, struct sk_buff *skb) +{ + cxgbi_sock_act_open_req_arp_failure(NULL, skb); +} + +/* + * CPL connection close request: host -> + * + * Close a connection by sending a CPL_CLOSE_CON_REQ message and queue it to + * the write queue (i.e., after any unsent txt data). + */ +static void send_close_req(struct cxgbi_sock *csk) +{ + struct sk_buff *skb = csk->cpl_close; + struct cpl_close_con_req *req = (struct cpl_close_con_req *)skb->head; + unsigned int tid = csk->tid; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + + csk->cpl_close = NULL; + req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_CLOSE_CON)); + req->wr.wr_lo = htonl(V_WR_TID(tid)); + OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_CLOSE_CON_REQ, tid)); + req->rsvd = htonl(csk->write_seq); + + cxgbi_sock_skb_entail(csk, skb); + if (csk->state >= CTP_ESTABLISHED) + push_tx_frames(csk, 1); +} + +/* + * CPL connection abort request: host -> + * + * Send an ABORT_REQ message. Makes sure we do not send multiple ABORT_REQs + * for the same connection and also that we do not try to send a message + * after the connection has closed. + */ +static void abort_arp_failure(struct t3cdev *tdev, struct sk_buff *skb) +{ + struct cpl_abort_req *req = cplhdr(skb); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "t3dev 0x%p, tid %u, skb 0x%p.\n", + tdev, GET_TID(req), skb); + req->cmd = CPL_ABORT_NO_RST; + cxgb3_ofld_send(tdev, skb); +} + +static void send_abort_req(struct cxgbi_sock *csk) +{ + struct sk_buff *skb = csk->cpl_abort_req; + struct cpl_abort_req *req; + + if (unlikely(csk->state == CTP_ABORTING || !skb)) + return; + cxgbi_sock_set_state(csk, CTP_ABORTING); + cxgbi_sock_set_flag(csk, CTPF_ABORT_RPL_PENDING); + /* Purge the send queue so we don't send anything after an abort. */ + cxgbi_sock_purge_write_queue(csk); + + csk->cpl_abort_req = NULL; + req = (struct cpl_abort_req *)skb->head; + skb->priority = CPL_PRIORITY_DATA; + set_arp_failure_handler(skb, abort_arp_failure); + req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_HOST_ABORT_CON_REQ)); + req->wr.wr_lo = htonl(V_WR_TID(csk->tid)); + OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ABORT_REQ, csk->tid)); + req->rsvd0 = htonl(csk->snd_nxt); + req->rsvd1 = !cxgbi_sock_flag(csk, CTPF_TX_DATA_SENT); + req->cmd = CPL_ABORT_SEND_RST; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, snd_nxt %u, 0x%x.\n", + csk, csk->state, csk->flags, csk->tid, csk->snd_nxt, + req->rsvd1); + + l2t_send(csk->cdev->lldev, skb, csk->l2t); +} + +/* + * CPL connection abort reply: host -> + * + * Send an ABORT_RPL message in response of the ABORT_REQ received. + */ +static void send_abort_rpl(struct cxgbi_sock *csk, int rst_status) +{ + struct sk_buff *skb = csk->cpl_abort_rpl; + struct cpl_abort_rpl *rpl = (struct cpl_abort_rpl *)skb->head; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, status %d.\n", + csk, csk->state, csk->flags, csk->tid, rst_status); + + csk->cpl_abort_rpl = NULL; + skb->priority = CPL_PRIORITY_DATA; + rpl->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_HOST_ABORT_CON_RPL)); + rpl->wr.wr_lo = htonl(V_WR_TID(csk->tid)); + OPCODE_TID(rpl) = htonl(MK_OPCODE_TID(CPL_ABORT_RPL, csk->tid)); + rpl->cmd = rst_status; + cxgb3_ofld_send(csk->cdev->lldev, skb); +} + +/* + * CPL connection rx data ack: host -> + * Send RX credits through an RX_DATA_ACK CPL message. Returns the number of + * credits sent. + */ +static u32 send_rx_credits(struct cxgbi_sock *csk, u32 credits) +{ + struct sk_buff *skb; + struct cpl_rx_data_ack *req; + u32 dack = F_RX_DACK_CHANGE | V_RX_DACK_MODE(1); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p,%u,0x%lx,%u, credit %u, dack %u.\n", + csk, csk->state, csk->flags, csk->tid, credits, dack); + + skb = alloc_wr(sizeof(*req), 0, GFP_ATOMIC); + if (!skb) { + pr_info("csk 0x%p, credit %u, OOM.\n", csk, credits); + return 0; + } + req = (struct cpl_rx_data_ack *)skb->head; + req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RX_DATA_ACK, csk->tid)); + req->credit_dack = htonl(F_RX_DACK_CHANGE | V_RX_DACK_MODE(1) | + V_RX_CREDITS(credits)); + skb->priority = CPL_PRIORITY_ACK; + cxgb3_ofld_send(csk->cdev->lldev, skb); + return credits; +} + +/* + * CPL connection tx data: host -> + * + * Send iscsi PDU via TX_DATA CPL message. Returns the number of + * credits sent. + * Each TX_DATA consumes work request credit (wrs), so we need to keep track of + * how many we've used so far and how many are pending (i.e., yet ack'ed by T3). + */ + +static unsigned int wrlen __read_mostly; +static unsigned int skb_wrs[SKB_WR_LIST_SIZE] __read_mostly; + +static void init_wr_tab(unsigned int wr_len) +{ + int i; + + if (skb_wrs[1]) /* already initialized */ + return; + for (i = 1; i < SKB_WR_LIST_SIZE; i++) { + int sgl_len = (3 * i) / 2 + (i & 1); + + sgl_len += 3; + skb_wrs[i] = (sgl_len <= wr_len + ? 1 : 1 + (sgl_len - 2) / (wr_len - 1)); + } + wrlen = wr_len * 8; +} + +static inline void make_tx_data_wr(struct cxgbi_sock *csk, struct sk_buff *skb, + int len, int req_completion) +{ + struct tx_data_wr *req; + struct l2t_entry *l2t = csk->l2t; + + skb_reset_transport_header(skb); + req = (struct tx_data_wr *)__skb_push(skb, sizeof(*req)); + req->wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_TX_DATA) | + (req_completion ? F_WR_COMPL : 0)); + req->wr_lo = htonl(V_WR_TID(csk->tid)); + /* len includes the length of any HW ULP additions */ + req->len = htonl(len); + /* V_TX_ULP_SUBMODE sets both the mode and submode */ + req->flags = htonl(V_TX_ULP_SUBMODE(cxgbi_skcb_ulp_mode(skb)) | + V_TX_SHOVE((skb_peek(&csk->write_queue) ? 0 : 1))); + req->sndseq = htonl(csk->snd_nxt); + req->param = htonl(V_TX_PORT(l2t->smt_idx)); + + if (!cxgbi_sock_flag(csk, CTPF_TX_DATA_SENT)) { + req->flags |= htonl(V_TX_ACK_PAGES(2) | F_TX_INIT | + V_TX_CPU_IDX(csk->rss_qid)); + /* sendbuffer is in units of 32KB. */ + req->param |= htonl(V_TX_SNDBUF(cxgb3i_snd_win >> 15)); + cxgbi_sock_set_flag(csk, CTPF_TX_DATA_SENT); + } +} + +/** + * push_tx_frames -- start transmit + * @c3cn: the offloaded connection + * @req_completion: request wr_ack or not + * + * Prepends TX_DATA_WR or CPL_CLOSE_CON_REQ headers to buffers waiting in a + * connection's send queue and sends them on to T3. Must be called with the + * connection's lock held. Returns the amount of send buffer space that was + * freed as a result of sending queued data to T3. + */ + +static void arp_failure_skb_discard(struct t3cdev *dev, struct sk_buff *skb) +{ + kfree_skb(skb); +} + +static int push_tx_frames(struct cxgbi_sock *csk, int req_completion) +{ + int total_size = 0; + struct sk_buff *skb; + + if (unlikely(csk->state < CTP_ESTABLISHED || + csk->state == CTP_CLOSE_WAIT_1 || csk->state >= CTP_ABORTING)) { + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_TX, + "csk 0x%p,%u,0x%lx,%u, in closing state.\n", + csk, csk->state, csk->flags, csk->tid); + return 0; + } + + while (csk->wr_cred && (skb = skb_peek(&csk->write_queue)) != NULL) { + int len = skb->len; /* length before skb_push */ + int frags = skb_shinfo(skb)->nr_frags + (len != skb->data_len); + int wrs_needed = skb_wrs[frags]; + + if (wrs_needed > 1 && len + sizeof(struct tx_data_wr) <= wrlen) + wrs_needed = 1; + + WARN_ON(frags >= SKB_WR_LIST_SIZE || wrs_needed < 1); + + if (csk->wr_cred < wrs_needed) { + log_debug(1 << CXGBI_DBG_PDU_TX, + "csk 0x%p, skb len %u/%u, frag %u, wr %d<%u.\n", + csk, skb->len, skb->data_len, frags, + wrs_needed, csk->wr_cred); + break; + } + + __skb_unlink(skb, &csk->write_queue); + skb->priority = CPL_PRIORITY_DATA; + skb->csum = wrs_needed; /* remember this until the WR_ACK */ + csk->wr_cred -= wrs_needed; + csk->wr_una_cred += wrs_needed; + cxgbi_sock_enqueue_wr(csk, skb); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_TX, + "csk 0x%p, enqueue, skb len %u/%u, frag %u, wr %d, " + "left %u, unack %u.\n", + csk, skb->len, skb->data_len, frags, skb->csum, + csk->wr_cred, csk->wr_una_cred); + + if (likely(cxgbi_skcb_test_flag(skb, SKCBF_TX_NEED_HDR))) { + if ((req_completion && + csk->wr_una_cred == wrs_needed) || + csk->wr_una_cred >= csk->wr_max_cred / 2) { + req_completion = 1; + csk->wr_una_cred = 0; + } + len += cxgbi_ulp_extra_len(cxgbi_skcb_ulp_mode(skb)); + make_tx_data_wr(csk, skb, len, req_completion); + csk->snd_nxt += len; + cxgbi_skcb_clear_flag(skb, SKCBF_TX_NEED_HDR); + } + total_size += skb->truesize; + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_TX, + "csk 0x%p, tid 0x%x, send skb 0x%p.\n", + csk, csk->tid, skb); + set_arp_failure_handler(skb, arp_failure_skb_discard); + l2t_send(csk->cdev->lldev, skb, csk->l2t); + } + return total_size; +} + +/* + * Process a CPL_ACT_ESTABLISH message: -> host + * Updates connection state from an active establish CPL message. Runs with + * the connection lock held. + */ + +static inline void free_atid(struct cxgbi_sock *csk) +{ + if (cxgbi_sock_flag(csk, CTPF_HAS_ATID)) { + cxgb3_free_atid(csk->cdev->lldev, csk->atid); + cxgbi_sock_clear_flag(csk, CTPF_HAS_ATID); + cxgbi_sock_put(csk); + } +} + +static int do_act_establish(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) +{ + struct cxgbi_sock *csk = ctx; + struct cpl_act_establish *req = cplhdr(skb); + unsigned int tid = GET_TID(req); + unsigned int atid = G_PASS_OPEN_TID(ntohl(req->tos_tid)); + u32 rcv_isn = ntohl(req->rcv_isn); /* real RCV_ISN + 1 */ + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "atid 0x%x,tid 0x%x, csk 0x%p,%u,0x%lx, isn %u.\n", + atid, atid, csk, csk->state, csk->flags, rcv_isn); + + cxgbi_sock_get(csk); + cxgbi_sock_set_flag(csk, CTPF_HAS_TID); + csk->tid = tid; + cxgb3_insert_tid(csk->cdev->lldev, &t3_client, csk, tid); + + free_atid(csk); + + csk->rss_qid = G_QNUM(ntohs(skb->csum)); + + spin_lock_bh(&csk->lock); + if (csk->retry_timer.function) { + del_timer(&csk->retry_timer); + csk->retry_timer.function = NULL; + } + + if (unlikely(csk->state != CTP_ACTIVE_OPEN)) + pr_info("csk 0x%p,%u,0x%lx,%u, got EST.\n", + csk, csk->state, csk->flags, csk->tid); + + csk->copied_seq = csk->rcv_wup = csk->rcv_nxt = rcv_isn; + if (cxgb3i_rcv_win > (M_RCV_BUFSIZ << 10)) + csk->rcv_wup -= cxgb3i_rcv_win - (M_RCV_BUFSIZ << 10); + + cxgbi_sock_established(csk, ntohl(req->snd_isn), ntohs(req->tcp_opt)); + + if (unlikely(cxgbi_sock_flag(csk, CTPF_ACTIVE_CLOSE_NEEDED))) + /* upper layer has requested closing */ + send_abort_req(csk); + else { + if (skb_queue_len(&csk->write_queue)) + push_tx_frames(csk, 1); + cxgbi_conn_tx_open(csk); + } + + spin_unlock_bh(&csk->lock); + __kfree_skb(skb); + return 0; +} + +/* + * Process a CPL_ACT_OPEN_RPL message: -> host + * Handle active open failures. + */ +static int act_open_rpl_status_to_errno(int status) +{ + switch (status) { + case CPL_ERR_CONN_RESET: + return -ECONNREFUSED; + case CPL_ERR_ARP_MISS: + return -EHOSTUNREACH; + case CPL_ERR_CONN_TIMEDOUT: + return -ETIMEDOUT; + case CPL_ERR_TCAM_FULL: + return -ENOMEM; + case CPL_ERR_CONN_EXIST: + return -EADDRINUSE; + default: + return -EIO; + } +} + +static void act_open_retry_timer(unsigned long data) +{ + struct sk_buff *skb; + struct cxgbi_sock *csk = (struct cxgbi_sock *)data; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + skb = alloc_wr(sizeof(struct cpl_act_open_req), 0, GFP_ATOMIC); + if (!skb) + cxgbi_sock_fail_act_open(csk, -ENOMEM); + else { + skb->sk = (struct sock *)csk; + set_arp_failure_handler(skb, act_open_arp_failure); + send_act_open_req(csk, skb, csk->l2t); + } + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); +} + +static int do_act_open_rpl(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) +{ + struct cxgbi_sock *csk = ctx; + struct cpl_act_open_rpl *rpl = cplhdr(skb); + + pr_info("csk 0x%p,%u,0x%lx,%u, status %u, %pI4:%u-%pI4:%u.\n", + csk, csk->state, csk->flags, csk->atid, rpl->status, + &csk->saddr.sin_addr.s_addr, ntohs(csk->saddr.sin_port), + &csk->daddr.sin_addr.s_addr, ntohs(csk->daddr.sin_port)); + + if (rpl->status != CPL_ERR_TCAM_FULL && + rpl->status != CPL_ERR_CONN_EXIST && + rpl->status != CPL_ERR_ARP_MISS) + cxgb3_queue_tid_release(tdev, GET_TID(rpl)); + + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + if (rpl->status == CPL_ERR_CONN_EXIST && + csk->retry_timer.function != act_open_retry_timer) { + csk->retry_timer.function = act_open_retry_timer; + mod_timer(&csk->retry_timer, jiffies + HZ / 2); + } else + cxgbi_sock_fail_act_open(csk, + act_open_rpl_status_to_errno(rpl->status)); + + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); + __kfree_skb(skb); + return 0; +} + +/* + * Process PEER_CLOSE CPL messages: -> host + * Handle peer FIN. + */ +static int do_peer_close(struct t3cdev *cdev, struct sk_buff *skb, void *ctx) +{ + struct cxgbi_sock *csk = ctx; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + + cxgbi_sock_rcv_peer_close(csk); + __kfree_skb(skb); + return 0; +} + +/* + * Process CLOSE_CONN_RPL CPL message: -> host + * Process a peer ACK to our FIN. + */ +static int do_close_con_rpl(struct t3cdev *cdev, struct sk_buff *skb, + void *ctx) +{ + struct cxgbi_sock *csk = ctx; + struct cpl_close_con_rpl *rpl = cplhdr(skb); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, snxt %u.\n", + csk, csk->state, csk->flags, csk->tid, ntohl(rpl->snd_nxt)); + + cxgbi_sock_rcv_close_conn_rpl(csk, ntohl(rpl->snd_nxt)); + __kfree_skb(skb); + return 0; +} + +/* + * Process ABORT_REQ_RSS CPL message: -> host + * Process abort requests. If we are waiting for an ABORT_RPL we ignore this + * request except that we need to reply to it. + */ + +static int abort_status_to_errno(struct cxgbi_sock *csk, int abort_reason, + int *need_rst) +{ + switch (abort_reason) { + case CPL_ERR_BAD_SYN: /* fall through */ + case CPL_ERR_CONN_RESET: + return csk->state > CTP_ESTABLISHED ? -EPIPE : -ECONNRESET; + case CPL_ERR_XMIT_TIMEDOUT: + case CPL_ERR_PERSIST_TIMEDOUT: + case CPL_ERR_FINWAIT2_TIMEDOUT: + case CPL_ERR_KEEPALIVE_TIMEDOUT: + return -ETIMEDOUT; + default: + return -EIO; + } +} + +static int do_abort_req(struct t3cdev *cdev, struct sk_buff *skb, void *ctx) +{ + const struct cpl_abort_req_rss *req = cplhdr(skb); + struct cxgbi_sock *csk = ctx; + int rst_status = CPL_ABORT_NO_RST; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + + if (req->status == CPL_ERR_RTX_NEG_ADVICE || + req->status == CPL_ERR_PERSIST_NEG_ADVICE) { + goto done; + } + + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + + if (!cxgbi_sock_flag(csk, CTPF_ABORT_REQ_RCVD)) { + cxgbi_sock_set_flag(csk, CTPF_ABORT_REQ_RCVD); + cxgbi_sock_set_state(csk, CTP_ABORTING); + goto out; + } + + cxgbi_sock_clear_flag(csk, CTPF_ABORT_REQ_RCVD); + send_abort_rpl(csk, rst_status); + + if (!cxgbi_sock_flag(csk, CTPF_ABORT_RPL_PENDING)) { + csk->err = abort_status_to_errno(csk, req->status, &rst_status); + cxgbi_sock_closed(csk); + } + +out: + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); +done: + __kfree_skb(skb); + return 0; +} + +/* + * Process ABORT_RPL_RSS CPL message: -> host + * Process abort replies. We only process these messages if we anticipate + * them as the coordination between SW and HW in this area is somewhat lacking + * and sometimes we get ABORT_RPLs after we are done with the connection that + * originated the ABORT_REQ. + */ +static int do_abort_rpl(struct t3cdev *cdev, struct sk_buff *skb, void *ctx) +{ + struct cpl_abort_rpl_rss *rpl = cplhdr(skb); + struct cxgbi_sock *csk = ctx; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "status 0x%x, csk 0x%p, s %u, 0x%lx.\n", + rpl->status, csk, csk ? csk->state : 0, + csk ? csk->flags : 0UL); + /* + * Ignore replies to post-close aborts indicating that the abort was + * requested too late. These connections are terminated when we get + * PEER_CLOSE or CLOSE_CON_RPL and by the time the abort_rpl_rss + * arrives the TID is either no longer used or it has been recycled. + */ + if (rpl->status == CPL_ERR_ABORT_FAILED) + goto rel_skb; + /* + * Sometimes we've already closed the connection, e.g., a post-close + * abort races with ABORT_REQ_RSS, the latter frees the connection + * expecting the ABORT_REQ will fail with CPL_ERR_ABORT_FAILED, + * but FW turns the ABORT_REQ into a regular one and so we get + * ABORT_RPL_RSS with status 0 and no connection. + */ + if (csk) + cxgbi_sock_rcv_abort_rpl(csk); +rel_skb: + __kfree_skb(skb); + return 0; +} + +/* + * Process RX_ISCSI_HDR CPL message: -> host + * Handle received PDUs, the payload could be DDP'ed. If not, the payload + * follow after the bhs. + */ +static int do_iscsi_hdr(struct t3cdev *t3dev, struct sk_buff *skb, void *ctx) +{ + struct cxgbi_sock *csk = ctx; + struct cpl_iscsi_hdr *hdr_cpl = cplhdr(skb); + struct cpl_iscsi_hdr_norss data_cpl; + struct cpl_rx_data_ddp_norss ddp_cpl; + unsigned int hdr_len, data_len, status; + unsigned int len; + int err; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p,%u,0x%lx,%u, skb 0x%p,%u.\n", + csk, csk->state, csk->flags, csk->tid, skb, skb->len); + + spin_lock_bh(&csk->lock); + + if (unlikely(csk->state >= CTP_PASSIVE_CLOSE)) { + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, bad state.\n", + csk, csk->state, csk->flags, csk->tid); + if (csk->state != CTP_ABORTING) + goto abort_conn; + else + goto discard; + } + + cxgbi_skcb_tcp_seq(skb) = ntohl(hdr_cpl->seq); + cxgbi_skcb_flags(skb) = 0; + + skb_reset_transport_header(skb); + __skb_pull(skb, sizeof(struct cpl_iscsi_hdr)); + + len = hdr_len = ntohs(hdr_cpl->len); + /* msg coalesce is off or not enough data received */ + if (skb->len <= hdr_len) { + pr_err("%s: tid %u, CPL_ISCSI_HDR, skb len %u < %u.\n", + csk->cdev->ports[csk->port_id]->name, csk->tid, + skb->len, hdr_len); + goto abort_conn; + } + cxgbi_skcb_set_flag(skb, SKCBF_RX_COALESCED); + + err = skb_copy_bits(skb, skb->len - sizeof(ddp_cpl), &ddp_cpl, + sizeof(ddp_cpl)); + if (err < 0) { + pr_err("%s: tid %u, copy cpl_ddp %u-%zu failed %d.\n", + csk->cdev->ports[csk->port_id]->name, csk->tid, + skb->len, sizeof(ddp_cpl), err); + goto abort_conn; + } + + cxgbi_skcb_set_flag(skb, SKCBF_RX_STATUS); + cxgbi_skcb_rx_pdulen(skb) = ntohs(ddp_cpl.len); + cxgbi_skcb_rx_ddigest(skb) = ntohl(ddp_cpl.ulp_crc); + status = ntohl(ddp_cpl.ddp_status); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p, skb 0x%p,%u, pdulen %u, status 0x%x.\n", + csk, skb, skb->len, cxgbi_skcb_rx_pdulen(skb), status); + + if (status & (1 << CPL_RX_DDP_STATUS_HCRC_SHIFT)) + cxgbi_skcb_set_flag(skb, SKCBF_RX_HCRC_ERR); + if (status & (1 << CPL_RX_DDP_STATUS_DCRC_SHIFT)) + cxgbi_skcb_set_flag(skb, SKCBF_RX_DCRC_ERR); + if (status & (1 << CPL_RX_DDP_STATUS_PAD_SHIFT)) + cxgbi_skcb_set_flag(skb, SKCBF_RX_PAD_ERR); + + if (skb->len > (hdr_len + sizeof(ddp_cpl))) { + err = skb_copy_bits(skb, hdr_len, &data_cpl, sizeof(data_cpl)); + if (err < 0) { + pr_err("%s: tid %u, cp %zu/%u failed %d.\n", + csk->cdev->ports[csk->port_id]->name, + csk->tid, sizeof(data_cpl), skb->len, err); + goto abort_conn; + } + data_len = ntohs(data_cpl.len); + log_debug(1 << CXGBI_DBG_DDP | 1 << CXGBI_DBG_PDU_RX, + "skb 0x%p, pdu not ddp'ed %u/%u, status 0x%x.\n", + skb, data_len, cxgbi_skcb_rx_pdulen(skb), status); + len += sizeof(data_cpl) + data_len; + } else if (status & (1 << CPL_RX_DDP_STATUS_DDP_SHIFT)) + cxgbi_skcb_set_flag(skb, SKCBF_RX_DATA_DDPD); + + csk->rcv_nxt = ntohl(ddp_cpl.seq) + cxgbi_skcb_rx_pdulen(skb); + __pskb_trim(skb, len); + __skb_queue_tail(&csk->receive_queue, skb); + cxgbi_conn_pdu_ready(csk); + + spin_unlock_bh(&csk->lock); + return 0; + +abort_conn: + send_abort_req(csk); +discard: + spin_unlock_bh(&csk->lock); + __kfree_skb(skb); + return 0; +} + +/* + * Process TX_DATA_ACK CPL messages: -> host + * Process an acknowledgment of WR completion. Advance snd_una and send the + * next batch of work requests from the write queue. + */ +static int do_wr_ack(struct t3cdev *cdev, struct sk_buff *skb, void *ctx) +{ + struct cxgbi_sock *csk = ctx; + struct cpl_wr_ack *hdr = cplhdr(skb); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p,%u,0x%lx,%u, cr %u.\n", + csk, csk->state, csk->flags, csk->tid, ntohs(hdr->credits)); + + cxgbi_sock_rcv_wr_ack(csk, ntohs(hdr->credits), ntohl(hdr->snd_una), 1); + __kfree_skb(skb); + return 0; +} + +/* + * for each connection, pre-allocate skbs needed for close/abort requests. So + * that we can service the request right away. + */ +static int alloc_cpls(struct cxgbi_sock *csk) +{ + csk->cpl_close = alloc_wr(sizeof(struct cpl_close_con_req), 0, + GFP_KERNEL); + if (!csk->cpl_close) + return -ENOMEM; + csk->cpl_abort_req = alloc_wr(sizeof(struct cpl_abort_req), 0, + GFP_KERNEL); + if (!csk->cpl_abort_req) + goto free_cpl_skbs; + + csk->cpl_abort_rpl = alloc_wr(sizeof(struct cpl_abort_rpl), 0, + GFP_KERNEL); + if (!csk->cpl_abort_rpl) + goto free_cpl_skbs; + + return 0; + +free_cpl_skbs: + cxgbi_sock_free_cpl_skbs(csk); + return -ENOMEM; +} + +/** + * release_offload_resources - release offload resource + * @c3cn: the offloaded iscsi tcp connection. + * Release resources held by an offload connection (TID, L2T entry, etc.) + */ +static void l2t_put(struct cxgbi_sock *csk) +{ + struct t3cdev *t3dev = (struct t3cdev *)csk->cdev->lldev; + + if (csk->l2t) { + l2t_release(L2DATA(t3dev), csk->l2t); + csk->l2t = NULL; + cxgbi_sock_put(csk); + } +} + +static void release_offload_resources(struct cxgbi_sock *csk) +{ + struct t3cdev *t3dev = (struct t3cdev *)csk->cdev->lldev; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + + csk->rss_qid = 0; + cxgbi_sock_free_cpl_skbs(csk); + + if (csk->wr_cred != csk->wr_max_cred) { + cxgbi_sock_purge_wr_queue(csk); + cxgbi_sock_reset_wr_list(csk); + } + l2t_put(csk); + if (cxgbi_sock_flag(csk, CTPF_HAS_ATID)) + free_atid(csk); + else if (cxgbi_sock_flag(csk, CTPF_HAS_TID)) { + cxgb3_remove_tid(t3dev, (void *)csk, csk->tid); + cxgbi_sock_clear_flag(csk, CTPF_HAS_TID); + cxgbi_sock_put(csk); + } + csk->dst = NULL; + csk->cdev = NULL; +} + +static void update_address(struct cxgbi_hba *chba) +{ + if (chba->ipv4addr) { + if (chba->vdev && + chba->ipv4addr != cxgb3i_get_private_ipv4addr(chba->vdev)) { + cxgb3i_set_private_ipv4addr(chba->vdev, chba->ipv4addr); + cxgb3i_set_private_ipv4addr(chba->ndev, 0); + pr_info("%s set %pI4.\n", + chba->vdev->name, &chba->ipv4addr); + } else if (chba->ipv4addr != + cxgb3i_get_private_ipv4addr(chba->ndev)) { + cxgb3i_set_private_ipv4addr(chba->ndev, chba->ipv4addr); + pr_info("%s set %pI4.\n", + chba->ndev->name, &chba->ipv4addr); + } + } else if (cxgb3i_get_private_ipv4addr(chba->ndev)) { + if (chba->vdev) + cxgb3i_set_private_ipv4addr(chba->vdev, 0); + cxgb3i_set_private_ipv4addr(chba->ndev, 0); + } +} + +static int init_act_open(struct cxgbi_sock *csk) +{ + struct dst_entry *dst = csk->dst; + struct cxgbi_device *cdev = csk->cdev; + struct t3cdev *t3dev = (struct t3cdev *)cdev->lldev; + struct net_device *ndev = cdev->ports[csk->port_id]; + struct cxgbi_hba *chba = cdev->hbas[csk->port_id]; + struct sk_buff *skb = NULL; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx.\n", csk, csk->state, csk->flags); + + update_address(chba); + if (chba->ipv4addr) + csk->saddr.sin_addr.s_addr = chba->ipv4addr; + + csk->rss_qid = 0; + csk->l2t = t3_l2t_get(t3dev, dst->neighbour, ndev); + if (!csk->l2t) { + pr_err("NO l2t available.\n"); + return -EINVAL; + } + cxgbi_sock_get(csk); + + csk->atid = cxgb3_alloc_atid(t3dev, &t3_client, csk); + if (csk->atid < 0) { + pr_err("NO atid available.\n"); + goto rel_resource; + } + cxgbi_sock_set_flag(csk, CTPF_HAS_ATID); + cxgbi_sock_get(csk); + + skb = alloc_wr(sizeof(struct cpl_act_open_req), 0, GFP_KERNEL); + if (!skb) + goto rel_resource; + skb->sk = (struct sock *)csk; + set_arp_failure_handler(skb, act_open_arp_failure); + + csk->wr_max_cred = csk->wr_cred = T3C_DATA(t3dev)->max_wrs - 1; + csk->wr_una_cred = 0; + csk->mss_idx = cxgbi_sock_select_mss(csk, dst_mtu(dst)); + cxgbi_sock_reset_wr_list(csk); + csk->err = 0; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx, %pI4:%u-%pI4:%u.\n", + csk, csk->state, csk->flags, + &csk->saddr.sin_addr.s_addr, ntohs(csk->saddr.sin_port), + &csk->daddr.sin_addr.s_addr, ntohs(csk->daddr.sin_port)); + + cxgbi_sock_set_state(csk, CTP_ACTIVE_OPEN); + send_act_open_req(csk, skb, csk->l2t); + return 0; + +rel_resource: + if (skb) + __kfree_skb(skb); + return -EINVAL; +} + +cxgb3_cpl_handler_func cxgb3i_cpl_handlers[NUM_CPL_CMDS] = { + [CPL_ACT_ESTABLISH] = do_act_establish, + [CPL_ACT_OPEN_RPL] = do_act_open_rpl, + [CPL_PEER_CLOSE] = do_peer_close, + [CPL_ABORT_REQ_RSS] = do_abort_req, + [CPL_ABORT_RPL_RSS] = do_abort_rpl, + [CPL_CLOSE_CON_RPL] = do_close_con_rpl, + [CPL_TX_DMA_ACK] = do_wr_ack, + [CPL_ISCSI_HDR] = do_iscsi_hdr, +}; + +/** + * cxgb3i_ofld_init - allocate and initialize resources for each adapter found + * @cdev: cxgbi adapter + */ +int cxgb3i_ofld_init(struct cxgbi_device *cdev) +{ + struct t3cdev *t3dev = (struct t3cdev *)cdev->lldev; + struct adap_ports port; + struct ofld_page_info rx_page_info; + unsigned int wr_len; + int rc; + + if (t3dev->ctl(t3dev, GET_WR_LEN, &wr_len) < 0 || + t3dev->ctl(t3dev, GET_PORTS, &port) < 0 || + t3dev->ctl(t3dev, GET_RX_PAGE_INFO, &rx_page_info) < 0) { + pr_warn("t3 0x%p, offload up, ioctl failed.\n", t3dev); + return -EINVAL; + } + + if (cxgb3i_max_connect > CXGBI_MAX_CONN) + cxgb3i_max_connect = CXGBI_MAX_CONN; + + rc = cxgbi_device_portmap_create(cdev, cxgb3i_sport_base, + cxgb3i_max_connect); + if (rc < 0) + return rc; + + init_wr_tab(wr_len); + cdev->csk_release_offload_resources = release_offload_resources; + cdev->csk_push_tx_frames = push_tx_frames; + cdev->csk_send_abort_req = send_abort_req; + cdev->csk_send_close_req = send_close_req; + cdev->csk_send_rx_credits = send_rx_credits; + cdev->csk_alloc_cpls = alloc_cpls; + cdev->csk_init_act_open = init_act_open; + + pr_info("cdev 0x%p, offload up, added.\n", cdev); + return 0; +} + +/* + * functions to program the pagepod in h/w + */ +static inline void ulp_mem_io_set_hdr(struct sk_buff *skb, unsigned int addr) +{ + struct ulp_mem_io *req = (struct ulp_mem_io *)skb->head; + + memset(req, 0, sizeof(*req)); + + req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_BYPASS)); + req->cmd_lock_addr = htonl(V_ULP_MEMIO_ADDR(addr >> 5) | + V_ULPTX_CMD(ULP_MEM_WRITE)); + req->len = htonl(V_ULP_MEMIO_DATA_LEN(PPOD_SIZE >> 5) | + V_ULPTX_NFLITS((PPOD_SIZE >> 3) + 1)); +} + +static int ddp_set_map(struct cxgbi_sock *csk, struct cxgbi_pagepod_hdr *hdr, + unsigned int idx, unsigned int npods, + struct cxgbi_gather_list *gl) +{ + struct cxgbi_device *cdev = csk->cdev; + struct cxgbi_ddp_info *ddp = cdev->ddp; + unsigned int pm_addr = (idx << PPOD_SIZE_SHIFT) + ddp->llimit; + int i; + + log_debug(1 << CXGBI_DBG_DDP, + "csk 0x%p, idx %u, npods %u, gl 0x%p.\n", + csk, idx, npods, gl); + + for (i = 0; i < npods; i++, idx++, pm_addr += PPOD_SIZE) { + struct sk_buff *skb = ddp->gl_skb[idx]; + + /* hold on to the skb until we clear the ddp mapping */ + skb_get(skb); + + ulp_mem_io_set_hdr(skb, pm_addr); + cxgbi_ddp_ppod_set((struct cxgbi_pagepod *)(skb->head + + sizeof(struct ulp_mem_io)), + hdr, gl, i * PPOD_PAGES_MAX); + skb->priority = CPL_PRIORITY_CONTROL; + cxgb3_ofld_send(cdev->lldev, skb); + } + return 0; +} + +static void ddp_clear_map(struct cxgbi_hba *chba, unsigned int tag, + unsigned int idx, unsigned int npods) +{ + struct cxgbi_device *cdev = chba->cdev; + struct cxgbi_ddp_info *ddp = cdev->ddp; + unsigned int pm_addr = (idx << PPOD_SIZE_SHIFT) + ddp->llimit; + int i; + + log_debug(1 << CXGBI_DBG_DDP, + "cdev 0x%p, idx %u, npods %u, tag 0x%x.\n", + cdev, idx, npods, tag); + + for (i = 0; i < npods; i++, idx++, pm_addr += PPOD_SIZE) { + struct sk_buff *skb = ddp->gl_skb[idx]; + + if (!skb) { + pr_err("tag 0x%x, 0x%x, %d/%u, skb NULL.\n", + tag, idx, i, npods); + continue; + } + ddp->gl_skb[idx] = NULL; + memset(skb->head + sizeof(struct ulp_mem_io), 0, PPOD_SIZE); + ulp_mem_io_set_hdr(skb, pm_addr); + skb->priority = CPL_PRIORITY_CONTROL; + cxgb3_ofld_send(cdev->lldev, skb); + } +} + +static void ddp_free_gl_skb(struct cxgbi_ddp_info *ddp, int idx, int cnt) +{ + int i; + + log_debug(1 << CXGBI_DBG_DDP, + "ddp 0x%p, idx %d, cnt %d.\n", ddp, idx, cnt); + + for (i = 0; i < cnt; i++, idx++) + if (ddp->gl_skb[idx]) { + kfree_skb(ddp->gl_skb[idx]); + ddp->gl_skb[idx] = NULL; + } +} + +static int ddp_alloc_gl_skb(struct cxgbi_ddp_info *ddp, int idx, + int cnt, gfp_t gfp) +{ + int i; + + log_debug(1 << CXGBI_DBG_DDP, + "ddp 0x%p, idx %d, cnt %d.\n", ddp, idx, cnt); + + for (i = 0; i < cnt; i++) { + struct sk_buff *skb = alloc_wr(sizeof(struct ulp_mem_io) + + PPOD_SIZE, 0, gfp); + if (skb) + ddp->gl_skb[idx + i] = skb; + else { + ddp_free_gl_skb(ddp, idx, i); + return -ENOMEM; + } + } + return 0; +} + +static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, + unsigned int tid, int pg_idx, bool reply) +{ + struct sk_buff *skb = alloc_wr(sizeof(struct cpl_set_tcb_field), 0, + GFP_KERNEL); + struct cpl_set_tcb_field *req; + u64 val = pg_idx < DDP_PGIDX_MAX ? pg_idx : 0; + + log_debug(1 << CXGBI_DBG_DDP, + "csk 0x%p, tid %u, pg_idx %d.\n", csk, tid, pg_idx); + if (!skb) + return -ENOMEM; + + /* set up ulp submode and page size */ + req = (struct cpl_set_tcb_field *)skb->head; + req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); + req->reply = V_NO_REPLY(reply ? 0 : 1); + req->cpu_idx = 0; + req->word = htons(31); + req->mask = cpu_to_be64(0xF0000000); + req->val = cpu_to_be64(val << 28); + skb->priority = CPL_PRIORITY_CONTROL; + + cxgb3_ofld_send(csk->cdev->lldev, skb); + return 0; +} + +/** + * cxgb3i_setup_conn_digest - setup conn. digest setting + * @csk: cxgb tcp socket + * @tid: connection id + * @hcrc: header digest enabled + * @dcrc: data digest enabled + * @reply: request reply from h/w + * set up the iscsi digest settings for a connection identified by tid + */ +static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid, + int hcrc, int dcrc, int reply) +{ + struct sk_buff *skb = alloc_wr(sizeof(struct cpl_set_tcb_field), 0, + GFP_KERNEL); + struct cpl_set_tcb_field *req; + u64 val = (hcrc ? 1 : 0) | (dcrc ? 2 : 0); + + log_debug(1 << CXGBI_DBG_DDP, + "csk 0x%p, tid %u, crc %d,%d.\n", csk, tid, hcrc, dcrc); + if (!skb) + return -ENOMEM; + + /* set up ulp submode and page size */ + req = (struct cpl_set_tcb_field *)skb->head; + req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); + req->reply = V_NO_REPLY(reply ? 0 : 1); + req->cpu_idx = 0; + req->word = htons(31); + req->mask = cpu_to_be64(0x0F000000); + req->val = cpu_to_be64(val << 24); + skb->priority = CPL_PRIORITY_CONTROL; + + cxgb3_ofld_send(csk->cdev->lldev, skb); + return 0; +} + +/** + * t3_ddp_cleanup - release the cxgb3 adapter's ddp resource + * @cdev: cxgb3i adapter + * release all the resource held by the ddp pagepod manager for a given + * adapter if needed + */ + +static void t3_ddp_cleanup(struct cxgbi_device *cdev) +{ + struct t3cdev *tdev = (struct t3cdev *)cdev->lldev; + + if (cxgbi_ddp_cleanup(cdev)) { + pr_info("t3dev 0x%p, ulp_iscsi no more user.\n", tdev); + tdev->ulp_iscsi = NULL; + } +} + +/** + * ddp_init - initialize the cxgb3 adapter's ddp resource + * @cdev: cxgb3i adapter + * initialize the ddp pagepod manager for a given adapter + */ +static int cxgb3i_ddp_init(struct cxgbi_device *cdev) +{ + struct t3cdev *tdev = (struct t3cdev *)cdev->lldev; + struct cxgbi_ddp_info *ddp = tdev->ulp_iscsi; + struct ulp_iscsi_info uinfo; + unsigned int pgsz_factor[4]; + int err; + + if (ddp) { + kref_get(&ddp->refcnt); + pr_warn("t3dev 0x%p, ddp 0x%p already set up.\n", + tdev, tdev->ulp_iscsi); + cdev->ddp = ddp; + return -EALREADY; + } + + err = tdev->ctl(tdev, ULP_ISCSI_GET_PARAMS, &uinfo); + if (err < 0) { + pr_err("%s, failed to get iscsi param err=%d.\n", + tdev->name, err); + return err; + } + + err = cxgbi_ddp_init(cdev, uinfo.llimit, uinfo.ulimit, + uinfo.max_txsz, uinfo.max_rxsz); + if (err < 0) + return err; + + ddp = cdev->ddp; + + uinfo.tagmask = ddp->idx_mask << PPOD_IDX_SHIFT; + cxgbi_ddp_page_size_factor(pgsz_factor); + uinfo.ulimit = uinfo.llimit + (ddp->nppods << PPOD_SIZE_SHIFT); + + err = tdev->ctl(tdev, ULP_ISCSI_SET_PARAMS, &uinfo); + if (err < 0) { + pr_warn("%s unable to set iscsi param err=%d, ddp disabled.\n", + tdev->name, err); + cxgbi_ddp_cleanup(cdev); + return err; + } + tdev->ulp_iscsi = ddp; + + cdev->csk_ddp_free_gl_skb = ddp_free_gl_skb; + cdev->csk_ddp_alloc_gl_skb = ddp_alloc_gl_skb; + cdev->csk_ddp_setup_digest = ddp_setup_conn_digest; + cdev->csk_ddp_setup_pgidx = ddp_setup_conn_pgidx; + cdev->csk_ddp_set = ddp_set_map; + cdev->csk_ddp_clear = ddp_clear_map; + + pr_info("tdev 0x%p, nppods %u, bits %u, mask 0x%x,0x%x pkt %u/%u, " + "%u/%u.\n", + tdev, ddp->nppods, ddp->idx_bits, ddp->idx_mask, + ddp->rsvd_tag_mask, ddp->max_txsz, uinfo.max_txsz, + ddp->max_rxsz, uinfo.max_rxsz); + return 0; +} + +static void cxgb3i_dev_close(struct t3cdev *t3dev) +{ + struct cxgbi_device *cdev = cxgbi_device_find_by_lldev(t3dev); + + if (!cdev || cdev->flags & CXGBI_FLAG_ADAPTER_RESET) { + pr_info("0x%p close, f 0x%x.\n", cdev, cdev ? cdev->flags : 0); + return; + } + + cxgbi_device_unregister(cdev); +} + +/** + * cxgb3i_dev_open - init a t3 adapter structure and any h/w settings + * @t3dev: t3cdev adapter + */ +static void cxgb3i_dev_open(struct t3cdev *t3dev) +{ + struct cxgbi_device *cdev = cxgbi_device_find_by_lldev(t3dev); + struct adapter *adapter = tdev2adap(t3dev); + int i, err; + + if (cdev) { + pr_info("0x%p, updating.\n", cdev); + return; + } + + cdev = cxgbi_device_register(0, adapter->params.nports); + if (!cdev) { + pr_warn("device 0x%p register failed.\n", t3dev); + return; + } + + cdev->flags = CXGBI_FLAG_DEV_T3 | CXGBI_FLAG_IPV4_SET; + cdev->lldev = t3dev; + cdev->pdev = adapter->pdev; + cdev->ports = adapter->port; + cdev->nports = adapter->params.nports; + cdev->mtus = adapter->params.mtus; + cdev->nmtus = NMTUS; + cdev->snd_win = cxgb3i_snd_win; + cdev->rcv_win = cxgb3i_rcv_win; + cdev->rx_credit_thres = cxgb3i_rx_credit_thres; + cdev->skb_tx_rsvd = CXGB3I_TX_HEADER_LEN; + cdev->skb_rx_extra = sizeof(struct cpl_iscsi_hdr_norss); + cdev->dev_ddp_cleanup = t3_ddp_cleanup; + cdev->itp = &cxgb3i_iscsi_transport; + + err = cxgb3i_ddp_init(cdev); + if (err) { + pr_info("0x%p ddp init failed\n", cdev); + goto err_out; + } + + err = cxgb3i_ofld_init(cdev); + if (err) { + pr_info("0x%p offload init failed\n", cdev); + goto err_out; + } + + err = cxgbi_hbas_add(cdev, CXGB3I_MAX_LUN, CXGBI_MAX_CONN, + &cxgb3i_host_template, cxgb3i_stt); + if (err) + goto err_out; + + for (i = 0; i < cdev->nports; i++) + cdev->hbas[i]->ipv4addr = + cxgb3i_get_private_ipv4addr(cdev->ports[i]); + + pr_info("cdev 0x%p, f 0x%x, t3dev 0x%p open, err %d.\n", + cdev, cdev ? cdev->flags : 0, t3dev, err); + return; + +err_out: + cxgbi_device_unregister(cdev); +} + +static void cxgb3i_dev_event_handler(struct t3cdev *t3dev, u32 event, u32 port) +{ + struct cxgbi_device *cdev = cxgbi_device_find_by_lldev(t3dev); + + log_debug(1 << CXGBI_DBG_TOE, + "0x%p, cdev 0x%p, event 0x%x, port 0x%x.\n", + t3dev, cdev, event, port); + if (!cdev) + return; + + switch (event) { + case OFFLOAD_STATUS_DOWN: + cdev->flags |= CXGBI_FLAG_ADAPTER_RESET; + break; + case OFFLOAD_STATUS_UP: + cdev->flags &= ~CXGBI_FLAG_ADAPTER_RESET; + break; + } +} + +/** + * cxgb3i_init_module - module init entry point + * + * initialize any driver wide global data structures and register itself + * with the cxgb3 module + */ +static int __init cxgb3i_init_module(void) +{ + int rc; + + printk(KERN_INFO "%s", version); + + rc = cxgbi_iscsi_init(&cxgb3i_iscsi_transport, &cxgb3i_stt); + if (rc < 0) + return rc; + + cxgb3_register_client(&t3_client); + return 0; +} + +/** + * cxgb3i_exit_module - module cleanup/exit entry point + * + * go through the driver hba list and for each hba, release any resource held. + * and unregisters iscsi transport and the cxgb3 module + */ +static void __exit cxgb3i_exit_module(void) +{ + cxgb3_unregister_client(&t3_client); + cxgbi_device_unregister_all(CXGBI_FLAG_DEV_T3); + cxgbi_iscsi_cleanup(&cxgb3i_iscsi_transport, &cxgb3i_stt); +} + +module_init(cxgb3i_init_module); +module_exit(cxgb3i_exit_module); diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h new file mode 100644 index 00000000000..5f5e3394b59 --- /dev/null +++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h @@ -0,0 +1,51 @@ +/* + * cxgb3i.h: Chelsio S3xx iSCSI driver. + * + * Copyright (c) 2008 Chelsio Communications, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + * + * Written by: Karen Xie (kxie@chelsio.com) + */ + +#ifndef __CXGB3I_H__ +#define __CXGB3I_H__ + +#define CXGB3I_SCSI_HOST_QDEPTH 1024 +#define CXGB3I_MAX_LUN 512 +#define ISCSI_PDU_NONPAYLOAD_MAX \ + (sizeof(struct iscsi_hdr) + ISCSI_MAX_AHS_SIZE + 2*ISCSI_DIGEST_SIZE) + +/*for TX: a skb must have a headroom of at least TX_HEADER_LEN bytes */ +#define CXGB3I_TX_HEADER_LEN \ + (sizeof(struct tx_data_wr) + sizeof(struct sge_opaque_hdr)) + +extern cxgb3_cpl_handler_func cxgb3i_cpl_handlers[NUM_CPL_CMDS]; + +#define cxgb3i_get_private_ipv4addr(ndev) \ + (((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr) +#define cxgb3i_set_private_ipv4addr(ndev, addr) \ + (((struct port_info *)(netdev_priv(ndev)))->iscsi_ipv4addr) = addr + +struct cpl_iscsi_hdr_norss { + union opcode_tid ot; + u16 pdu_len_ddp; + u16 len; + u32 seq; + u16 urg; + u8 rsvd; + u8 status; +}; + +struct cpl_rx_data_ddp_norss { + union opcode_tid ot; + u16 urg; + u16 len; + u32 seq; + u32 nxt_seq; + u32 ulp_crc; + u32 ddp_status; +}; +#endif diff --git a/drivers/scsi/cxgbi/cxgb4i/Kbuild b/drivers/scsi/cxgbi/cxgb4i/Kbuild new file mode 100644 index 00000000000..b9f4af7454b --- /dev/null +++ b/drivers/scsi/cxgbi/cxgb4i/Kbuild @@ -0,0 +1,3 @@ +EXTRA_CFLAGS += -I$(srctree)/drivers/net/cxgb4 + +obj-$(CONFIG_SCSI_CXGB4_ISCSI) += cxgb4i.o diff --git a/drivers/scsi/cxgbi/cxgb4i/Kconfig b/drivers/scsi/cxgbi/cxgb4i/Kconfig new file mode 100644 index 00000000000..bb94b39b17b --- /dev/null +++ b/drivers/scsi/cxgbi/cxgb4i/Kconfig @@ -0,0 +1,7 @@ +config SCSI_CXGB4_ISCSI + tristate "Chelsio T4 iSCSI support" + depends on CHELSIO_T4_DEPENDS + select CHELSIO_T4 + select SCSI_ISCSI_ATTRS + ---help--- + This driver supports iSCSI offload for the Chelsio T4 devices. diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c new file mode 100644 index 00000000000..99f2b8c5dd6 --- /dev/null +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -0,0 +1,1604 @@ +/* + * cxgb4i.c: Chelsio T4 iSCSI driver. + * + * Copyright (c) 2010 Chelsio Communications, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + * + * Written by: Karen Xie (kxie@chelsio.com) + * Rakesh Ranjan (rranjan@chelsio.com) + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__ + +#include <linux/version.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <scsi/scsi_host.h> +#include <net/tcp.h> +#include <net/dst.h> +#include <linux/netdevice.h> + +#include "t4_msg.h" +#include "cxgb4.h" +#include "cxgb4_uld.h" +#include "t4fw_api.h" +#include "l2t.h" +#include "cxgb4i.h" + +static unsigned int dbg_level; + +#include "../libcxgbi.h" + +#define DRV_MODULE_NAME "cxgb4i" +#define DRV_MODULE_DESC "Chelsio T4 iSCSI Driver" +#define DRV_MODULE_VERSION "0.9.1" +#define DRV_MODULE_RELDATE "Aug. 2010" + +static char version[] = + DRV_MODULE_DESC " " DRV_MODULE_NAME + " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; + +MODULE_AUTHOR("Chelsio Communications, Inc."); +MODULE_DESCRIPTION(DRV_MODULE_DESC); +MODULE_VERSION(DRV_MODULE_VERSION); +MODULE_LICENSE("GPL"); + +module_param(dbg_level, uint, 0644); +MODULE_PARM_DESC(dbg_level, "Debug flag (default=0)"); + +static int cxgb4i_rcv_win = 256 * 1024; +module_param(cxgb4i_rcv_win, int, 0644); +MODULE_PARM_DESC(cxgb4i_rcv_win, "TCP reveive window in bytes"); + +static int cxgb4i_snd_win = 128 * 1024; +module_param(cxgb4i_snd_win, int, 0644); +MODULE_PARM_DESC(cxgb4i_snd_win, "TCP send window in bytes"); + +static int cxgb4i_rx_credit_thres = 10 * 1024; +module_param(cxgb4i_rx_credit_thres, int, 0644); +MODULE_PARM_DESC(cxgb4i_rx_credit_thres, + "RX credits return threshold in bytes (default=10KB)"); + +static unsigned int cxgb4i_max_connect = (8 * 1024); +module_param(cxgb4i_max_connect, uint, 0644); +MODULE_PARM_DESC(cxgb4i_max_connect, "Maximum number of connections"); + +static unsigned short cxgb4i_sport_base = 20000; +module_param(cxgb4i_sport_base, ushort, 0644); +MODULE_PARM_DESC(cxgb4i_sport_base, "Starting port number (default 20000)"); + +typedef void (*cxgb4i_cplhandler_func)(struct cxgbi_device *, struct sk_buff *); + +static void *t4_uld_add(const struct cxgb4_lld_info *); +static int t4_uld_rx_handler(void *, const __be64 *, const struct pkt_gl *); +static int t4_uld_state_change(void *, enum cxgb4_state state); + +static const struct cxgb4_uld_info cxgb4i_uld_info = { + .name = DRV_MODULE_NAME, + .add = t4_uld_add, + .rx_handler = t4_uld_rx_handler, + .state_change = t4_uld_state_change, +}; + +static struct scsi_host_template cxgb4i_host_template = { + .module = THIS_MODULE, + .name = DRV_MODULE_NAME, + .proc_name = DRV_MODULE_NAME, + .can_queue = CXGB4I_SCSI_HOST_QDEPTH, + .queuecommand = iscsi_queuecommand, + .change_queue_depth = iscsi_change_queue_depth, + .sg_tablesize = SG_ALL, + .max_sectors = 0xFFFF, + .cmd_per_lun = ISCSI_DEF_CMD_PER_LUN, + .eh_abort_handler = iscsi_eh_abort, + .eh_device_reset_handler = iscsi_eh_device_reset, + .eh_target_reset_handler = iscsi_eh_recover_target, + .target_alloc = iscsi_target_alloc, + .use_clustering = DISABLE_CLUSTERING, + .this_id = -1, +}; + +static struct iscsi_transport cxgb4i_iscsi_transport = { + .owner = THIS_MODULE, + .name = DRV_MODULE_NAME, + .caps = CAP_RECOVERY_L0 | CAP_MULTI_R2T | CAP_HDRDGST | + CAP_DATADGST | CAP_DIGEST_OFFLOAD | + CAP_PADDING_OFFLOAD, + .param_mask = ISCSI_MAX_RECV_DLENGTH | ISCSI_MAX_XMIT_DLENGTH | + ISCSI_HDRDGST_EN | ISCSI_DATADGST_EN | + ISCSI_INITIAL_R2T_EN | ISCSI_MAX_R2T | + ISCSI_IMM_DATA_EN | ISCSI_FIRST_BURST | + ISCSI_MAX_BURST | ISCSI_PDU_INORDER_EN | + ISCSI_DATASEQ_INORDER_EN | ISCSI_ERL | + ISCSI_CONN_PORT | ISCSI_CONN_ADDRESS | + ISCSI_EXP_STATSN | ISCSI_PERSISTENT_PORT | + ISCSI_PERSISTENT_ADDRESS | + ISCSI_TARGET_NAME | ISCSI_TPGT | + ISCSI_USERNAME | ISCSI_PASSWORD | + ISCSI_USERNAME_IN | ISCSI_PASSWORD_IN | + ISCSI_FAST_ABORT | ISCSI_ABORT_TMO | + ISCSI_LU_RESET_TMO | ISCSI_TGT_RESET_TMO | + ISCSI_PING_TMO | ISCSI_RECV_TMO | + ISCSI_IFACE_NAME | ISCSI_INITIATOR_NAME, + .host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_IPADDRESS | + ISCSI_HOST_INITIATOR_NAME | + ISCSI_HOST_NETDEV_NAME, + .get_host_param = cxgbi_get_host_param, + .set_host_param = cxgbi_set_host_param, + /* session management */ + .create_session = cxgbi_create_session, + .destroy_session = cxgbi_destroy_session, + .get_session_param = iscsi_session_get_param, + /* connection management */ + .create_conn = cxgbi_create_conn, + .bind_conn = cxgbi_bind_conn, + .destroy_conn = iscsi_tcp_conn_teardown, + .start_conn = iscsi_conn_start, + .stop_conn = iscsi_conn_stop, + .get_conn_param = cxgbi_get_conn_param, + .set_param = cxgbi_set_conn_param, + .get_stats = cxgbi_get_conn_stats, + /* pdu xmit req from user space */ + .send_pdu = iscsi_conn_send_pdu, + /* task */ + .init_task = iscsi_tcp_task_init, + .xmit_task = iscsi_tcp_task_xmit, + .cleanup_task = cxgbi_cleanup_task, + /* pdu */ + .alloc_pdu = cxgbi_conn_alloc_pdu, + .init_pdu = cxgbi_conn_init_pdu, + .xmit_pdu = cxgbi_conn_xmit_pdu, + .parse_pdu_itt = cxgbi_parse_pdu_itt, + /* TCP connect/disconnect */ + .ep_connect = cxgbi_ep_connect, + .ep_poll = cxgbi_ep_poll, + .ep_disconnect = cxgbi_ep_disconnect, + /* Error recovery timeout call */ + .session_recovery_timedout = iscsi_session_recovery_timedout, +}; + +static struct scsi_transport_template *cxgb4i_stt; + +/* + * CPL (Chelsio Protocol Language) defines a message passing interface between + * the host driver and Chelsio asic. + * The section below implments CPLs that related to iscsi tcp connection + * open/close/abort and data send/receive. + */ +#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) +#define RCV_BUFSIZ_MASK 0x3FFU +#define MAX_IMM_TX_PKT_LEN 128 + +static inline void set_queue(struct sk_buff *skb, unsigned int queue, + const struct cxgbi_sock *csk) +{ + skb->queue_mapping = queue; +} + +static int push_tx_frames(struct cxgbi_sock *, int); + +/* + * is_ofld_imm - check whether a packet can be sent as immediate data + * @skb: the packet + * + * Returns true if a packet can be sent as an offload WR with immediate + * data. We currently use the same limit as for Ethernet packets. + */ +static inline int is_ofld_imm(const struct sk_buff *skb) +{ + return skb->len <= (MAX_IMM_TX_PKT_LEN - + sizeof(struct fw_ofld_tx_data_wr)); +} + +static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb, + struct l2t_entry *e) +{ + struct cpl_act_open_req *req; + int wscale = cxgbi_sock_compute_wscale(csk->mss_idx); + unsigned long long opt0; + unsigned int opt2; + unsigned int qid_atid = ((unsigned int)csk->atid) | + (((unsigned int)csk->rss_qid) << 14); + + opt0 = KEEP_ALIVE(1) | + WND_SCALE(wscale) | + MSS_IDX(csk->mss_idx) | + L2T_IDX(((struct l2t_entry *)csk->l2t)->idx) | + TX_CHAN(csk->tx_chan) | + SMAC_SEL(csk->smac_idx) | + ULP_MODE(ULP_MODE_ISCSI) | + RCV_BUFSIZ(cxgb4i_rcv_win >> 10); + opt2 = RX_CHANNEL(0) | + RSS_QUEUE_VALID | + (1 << 20) | (1 << 22) | + RSS_QUEUE(csk->rss_qid); + + set_wr_txq(skb, CPL_PRIORITY_SETUP, csk->port_id); + req = (struct cpl_act_open_req *)skb->head; + + INIT_TP_WR(req, 0); + OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_ACT_OPEN_REQ, + qid_atid)); + req->local_port = csk->saddr.sin_port; + req->peer_port = csk->daddr.sin_port; + req->local_ip = csk->saddr.sin_addr.s_addr; + req->peer_ip = csk->daddr.sin_addr.s_addr; + req->opt0 = cpu_to_be64(opt0); + req->params = 0; + req->opt2 = cpu_to_be32(opt2); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p, %pI4:%u-%pI4:%u, atid %d, qid %u.\n", + csk, &req->local_ip, ntohs(req->local_port), + &req->peer_ip, ntohs(req->peer_port), + csk->atid, csk->rss_qid); + + cxgb4_l2t_send(csk->cdev->ports[csk->port_id], skb, csk->l2t); +} + +static void send_close_req(struct cxgbi_sock *csk) +{ + struct sk_buff *skb = csk->cpl_close; + struct cpl_close_con_req *req = (struct cpl_close_con_req *)skb->head; + unsigned int tid = csk->tid; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx, tid %u.\n", + csk, csk->state, csk->flags, csk->tid); + csk->cpl_close = NULL; + set_wr_txq(skb, CPL_PRIORITY_DATA, csk->port_id); + INIT_TP_WR(req, tid); + OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_CLOSE_CON_REQ, tid)); + req->rsvd = 0; + + cxgbi_sock_skb_entail(csk, skb); + if (csk->state >= CTP_ESTABLISHED) + push_tx_frames(csk, 1); +} + +static void abort_arp_failure(void *handle, struct sk_buff *skb) +{ + struct cxgbi_sock *csk = (struct cxgbi_sock *)handle; + struct cpl_abort_req *req; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx, tid %u, abort.\n", + csk, csk->state, csk->flags, csk->tid); + req = (struct cpl_abort_req *)skb->data; + req->cmd = CPL_ABORT_NO_RST; + cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb); +} + +static void send_abort_req(struct cxgbi_sock *csk) +{ + struct cpl_abort_req *req; + struct sk_buff *skb = csk->cpl_abort_req; + + if (unlikely(csk->state == CTP_ABORTING) || !skb || !csk->cdev) + return; + cxgbi_sock_set_state(csk, CTP_ABORTING); + cxgbi_sock_set_flag(csk, CTPF_ABORT_RPL_PENDING); + cxgbi_sock_purge_write_queue(csk); + + csk->cpl_abort_req = NULL; + req = (struct cpl_abort_req *)skb->head; + set_queue(skb, CPL_PRIORITY_DATA, csk); + req->cmd = CPL_ABORT_SEND_RST; + t4_set_arp_err_handler(skb, csk, abort_arp_failure); + INIT_TP_WR(req, csk->tid); + OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_ABORT_REQ, csk->tid)); + req->rsvd0 = htonl(csk->snd_nxt); + req->rsvd1 = !cxgbi_sock_flag(csk, CTPF_TX_DATA_SENT); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, snd_nxt %u, 0x%x.\n", + csk, csk->state, csk->flags, csk->tid, csk->snd_nxt, + req->rsvd1); + + cxgb4_l2t_send(csk->cdev->ports[csk->port_id], skb, csk->l2t); +} + +static void send_abort_rpl(struct cxgbi_sock *csk, int rst_status) +{ + struct sk_buff *skb = csk->cpl_abort_rpl; + struct cpl_abort_rpl *rpl = (struct cpl_abort_rpl *)skb->head; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, status %d.\n", + csk, csk->state, csk->flags, csk->tid, rst_status); + + csk->cpl_abort_rpl = NULL; + set_queue(skb, CPL_PRIORITY_DATA, csk); + INIT_TP_WR(rpl, csk->tid); + OPCODE_TID(rpl) = cpu_to_be32(MK_OPCODE_TID(CPL_ABORT_RPL, csk->tid)); + rpl->cmd = rst_status; + cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb); +} + +/* + * CPL connection rx data ack: host -> + * Send RX credits through an RX_DATA_ACK CPL message. Returns the number of + * credits sent. + */ +static u32 send_rx_credits(struct cxgbi_sock *csk, u32 credits) +{ + struct sk_buff *skb; + struct cpl_rx_data_ack *req; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p,%u,0x%lx,%u, credit %u.\n", + csk, csk->state, csk->flags, csk->tid, credits); + + skb = alloc_wr(sizeof(*req), 0, GFP_ATOMIC); + if (!skb) { + pr_info("csk 0x%p, credit %u, OOM.\n", csk, credits); + return 0; + } + req = (struct cpl_rx_data_ack *)skb->head; + + set_wr_txq(skb, CPL_PRIORITY_ACK, csk->port_id); + INIT_TP_WR(req, csk->tid); + OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_RX_DATA_ACK, + csk->tid)); + req->credit_dack = cpu_to_be32(RX_CREDITS(credits) | RX_FORCE_ACK(1)); + cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb); + return credits; +} + +/* + * sgl_len - calculates the size of an SGL of the given capacity + * @n: the number of SGL entries + * Calculates the number of flits needed for a scatter/gather list that + * can hold the given number of entries. + */ +static inline unsigned int sgl_len(unsigned int n) +{ + n--; + return (3 * n) / 2 + (n & 1) + 2; +} + +/* + * calc_tx_flits_ofld - calculate # of flits for an offload packet + * @skb: the packet + * + * Returns the number of flits needed for the given offload packet. + * These packets are already fully constructed and no additional headers + * will be added. + */ +static inline unsigned int calc_tx_flits_ofld(const struct sk_buff *skb) +{ + unsigned int flits, cnt; + + if (is_ofld_imm(skb)) + return DIV_ROUND_UP(skb->len, 8); + flits = skb_transport_offset(skb) / 8; + cnt = skb_shinfo(skb)->nr_frags; + if (skb->tail != skb->transport_header) + cnt++; + return flits + sgl_len(cnt); +} + +static inline void send_tx_flowc_wr(struct cxgbi_sock *csk) +{ + struct sk_buff *skb; + struct fw_flowc_wr *flowc; + int flowclen, i; + + flowclen = 80; + skb = alloc_wr(flowclen, 0, GFP_ATOMIC); + flowc = (struct fw_flowc_wr *)skb->head; + flowc->op_to_nparams = + htonl(FW_WR_OP(FW_FLOWC_WR) | FW_FLOWC_WR_NPARAMS(8)); + flowc->flowid_len16 = + htonl(FW_WR_LEN16(DIV_ROUND_UP(72, 16)) | + FW_WR_FLOWID(csk->tid)); + flowc->mnemval[0].mnemonic = FW_FLOWC_MNEM_PFNVFN; + flowc->mnemval[0].val = htonl(csk->cdev->pfvf); + flowc->mnemval[1].mnemonic = FW_FLOWC_MNEM_CH; + flowc->mnemval[1].val = htonl(csk->tx_chan); + flowc->mnemval[2].mnemonic = FW_FLOWC_MNEM_PORT; + flowc->mnemval[2].val = htonl(csk->tx_chan); + flowc->mnemval[3].mnemonic = FW_FLOWC_MNEM_IQID; + flowc->mnemval[3].val = htonl(csk->rss_qid); + flowc->mnemval[4].mnemonic = FW_FLOWC_MNEM_SNDNXT; + flowc->mnemval[4].val = htonl(csk->snd_nxt); + flowc->mnemval[5].mnemonic = FW_FLOWC_MNEM_RCVNXT; + flowc->mnemval[5].val = htonl(csk->rcv_nxt); + flowc->mnemval[6].mnemonic = FW_FLOWC_MNEM_SNDBUF; + flowc->mnemval[6].val = htonl(cxgb4i_snd_win); + flowc->mnemval[7].mnemonic = FW_FLOWC_MNEM_MSS; + flowc->mnemval[7].val = htonl(csk->advmss); + flowc->mnemval[8].mnemonic = 0; + flowc->mnemval[8].val = 0; + for (i = 0; i < 9; i++) { + flowc->mnemval[i].r4[0] = 0; + flowc->mnemval[i].r4[1] = 0; + flowc->mnemval[i].r4[2] = 0; + } + set_queue(skb, CPL_PRIORITY_DATA, csk); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p, tid 0x%x, %u,%u,%u,%u,%u,%u,%u.\n", + csk, csk->tid, 0, csk->tx_chan, csk->rss_qid, + csk->snd_nxt, csk->rcv_nxt, cxgb4i_snd_win, + csk->advmss); + + cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb); +} + +static inline void make_tx_data_wr(struct cxgbi_sock *csk, struct sk_buff *skb, + int dlen, int len, u32 credits, int compl) +{ + struct fw_ofld_tx_data_wr *req; + unsigned int submode = cxgbi_skcb_ulp_mode(skb) & 3; + unsigned int wr_ulp_mode = 0; + + req = (struct fw_ofld_tx_data_wr *)__skb_push(skb, sizeof(*req)); + + if (is_ofld_imm(skb)) { + req->op_to_immdlen = htonl(FW_WR_OP(FW_OFLD_TX_DATA_WR) | + FW_WR_COMPL(1) | + FW_WR_IMMDLEN(dlen)); + req->flowid_len16 = htonl(FW_WR_FLOWID(csk->tid) | + FW_WR_LEN16(credits)); + } else { + req->op_to_immdlen = + cpu_to_be32(FW_WR_OP(FW_OFLD_TX_DATA_WR) | + FW_WR_COMPL(1) | + FW_WR_IMMDLEN(0)); + req->flowid_len16 = + cpu_to_be32(FW_WR_FLOWID(csk->tid) | + FW_WR_LEN16(credits)); + } + if (submode) + wr_ulp_mode = FW_OFLD_TX_DATA_WR_ULPMODE(ULP2_MODE_ISCSI) | + FW_OFLD_TX_DATA_WR_ULPSUBMODE(submode); + req->tunnel_to_proxy = htonl(wr_ulp_mode) | + FW_OFLD_TX_DATA_WR_SHOVE(skb_peek(&csk->write_queue) ? 0 : 1); + req->plen = htonl(len); + if (!cxgbi_sock_flag(csk, CTPF_TX_DATA_SENT)) + cxgbi_sock_set_flag(csk, CTPF_TX_DATA_SENT); +} + +static void arp_failure_skb_discard(void *handle, struct sk_buff *skb) +{ + kfree_skb(skb); +} + +static int push_tx_frames(struct cxgbi_sock *csk, int req_completion) +{ + int total_size = 0; + struct sk_buff *skb; + + if (unlikely(csk->state < CTP_ESTABLISHED || + csk->state == CTP_CLOSE_WAIT_1 || csk->state >= CTP_ABORTING)) { + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK | + 1 << CXGBI_DBG_PDU_TX, + "csk 0x%p,%u,0x%lx,%u, in closing state.\n", + csk, csk->state, csk->flags, csk->tid); + return 0; + } + + while (csk->wr_cred && (skb = skb_peek(&csk->write_queue)) != NULL) { + int dlen = skb->len; + int len = skb->len; + unsigned int credits_needed; + + skb_reset_transport_header(skb); + if (is_ofld_imm(skb)) + credits_needed = DIV_ROUND_UP(dlen + + sizeof(struct fw_ofld_tx_data_wr), 16); + else + credits_needed = DIV_ROUND_UP(8*calc_tx_flits_ofld(skb) + + sizeof(struct fw_ofld_tx_data_wr), + 16); + + if (csk->wr_cred < credits_needed) { + log_debug(1 << CXGBI_DBG_PDU_TX, + "csk 0x%p, skb %u/%u, wr %d < %u.\n", + csk, skb->len, skb->data_len, + credits_needed, csk->wr_cred); + break; + } + __skb_unlink(skb, &csk->write_queue); + set_queue(skb, CPL_PRIORITY_DATA, csk); + skb->csum = credits_needed; + csk->wr_cred -= credits_needed; + csk->wr_una_cred += credits_needed; + cxgbi_sock_enqueue_wr(csk, skb); + + log_debug(1 << CXGBI_DBG_PDU_TX, + "csk 0x%p, skb %u/%u, wr %d, left %u, unack %u.\n", + csk, skb->len, skb->data_len, credits_needed, + csk->wr_cred, csk->wr_una_cred); + + if (likely(cxgbi_skcb_test_flag(skb, SKCBF_TX_NEED_HDR))) { + if (!cxgbi_sock_flag(csk, CTPF_TX_DATA_SENT)) { + send_tx_flowc_wr(csk); + skb->csum += 5; + csk->wr_cred -= 5; + csk->wr_una_cred += 5; + } + len += cxgbi_ulp_extra_len(cxgbi_skcb_ulp_mode(skb)); + make_tx_data_wr(csk, skb, dlen, len, credits_needed, + req_completion); + csk->snd_nxt += len; + cxgbi_skcb_clear_flag(skb, SKCBF_TX_NEED_HDR); + } + total_size += skb->truesize; + t4_set_arp_err_handler(skb, csk, arp_failure_skb_discard); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_TX, + "csk 0x%p,%u,0x%lx,%u, skb 0x%p, %u.\n", + csk, csk->state, csk->flags, csk->tid, skb, len); + + cxgb4_l2t_send(csk->cdev->ports[csk->port_id], skb, csk->l2t); + } + return total_size; +} + +static inline void free_atid(struct cxgbi_sock *csk) +{ + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(csk->cdev); + + if (cxgbi_sock_flag(csk, CTPF_HAS_ATID)) { + cxgb4_free_atid(lldi->tids, csk->atid); + cxgbi_sock_clear_flag(csk, CTPF_HAS_ATID); + cxgbi_sock_put(csk); + } +} + +static void do_act_establish(struct cxgbi_device *cdev, struct sk_buff *skb) +{ + struct cxgbi_sock *csk; + struct cpl_act_establish *req = (struct cpl_act_establish *)skb->data; + unsigned short tcp_opt = ntohs(req->tcp_opt); + unsigned int tid = GET_TID(req); + unsigned int atid = GET_TID_TID(ntohl(req->tos_atid)); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + u32 rcv_isn = be32_to_cpu(req->rcv_isn); + + csk = lookup_atid(t, atid); + if (unlikely(!csk)) { + pr_err("NO conn. for atid %u, cdev 0x%p.\n", atid, cdev); + goto rel_skb; + } + + if (csk->atid != atid) { + pr_err("bad conn atid %u, csk 0x%p,%u,0x%lx,tid %u, atid %u.\n", + atid, csk, csk->state, csk->flags, csk->tid, csk->atid); + goto rel_skb; + } + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx, tid %u, atid %u, rseq %u.\n", + csk, csk->state, csk->flags, tid, atid, rcv_isn); + + cxgbi_sock_get(csk); + csk->tid = tid; + cxgb4_insert_tid(lldi->tids, csk, tid); + cxgbi_sock_set_flag(csk, CTPF_HAS_TID); + + free_atid(csk); + + spin_lock_bh(&csk->lock); + if (unlikely(csk->state != CTP_ACTIVE_OPEN)) + pr_info("csk 0x%p,%u,0x%lx,%u, got EST.\n", + csk, csk->state, csk->flags, csk->tid); + + if (csk->retry_timer.function) { + del_timer(&csk->retry_timer); + csk->retry_timer.function = NULL; + } + + csk->copied_seq = csk->rcv_wup = csk->rcv_nxt = rcv_isn; + /* + * Causes the first RX_DATA_ACK to supply any Rx credits we couldn't + * pass through opt0. + */ + if (cxgb4i_rcv_win > (RCV_BUFSIZ_MASK << 10)) + csk->rcv_wup -= cxgb4i_rcv_win - (RCV_BUFSIZ_MASK << 10); + + csk->advmss = lldi->mtus[GET_TCPOPT_MSS(tcp_opt)] - 40; + if (GET_TCPOPT_TSTAMP(tcp_opt)) + csk->advmss -= 12; + if (csk->advmss < 128) + csk->advmss = 128; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p, mss_idx %u, advmss %u.\n", + csk, GET_TCPOPT_MSS(tcp_opt), csk->advmss); + + cxgbi_sock_established(csk, ntohl(req->snd_isn), ntohs(req->tcp_opt)); + + if (unlikely(cxgbi_sock_flag(csk, CTPF_ACTIVE_CLOSE_NEEDED))) + send_abort_req(csk); + else { + if (skb_queue_len(&csk->write_queue)) + push_tx_frames(csk, 0); + cxgbi_conn_tx_open(csk); + } + spin_unlock_bh(&csk->lock); + +rel_skb: + __kfree_skb(skb); +} + +static int act_open_rpl_status_to_errno(int status) +{ + switch (status) { + case CPL_ERR_CONN_RESET: + return -ECONNREFUSED; + case CPL_ERR_ARP_MISS: + return -EHOSTUNREACH; + case CPL_ERR_CONN_TIMEDOUT: + return -ETIMEDOUT; + case CPL_ERR_TCAM_FULL: + return -ENOMEM; + case CPL_ERR_CONN_EXIST: + return -EADDRINUSE; + default: + return -EIO; + } +} + +static void csk_act_open_retry_timer(unsigned long data) +{ + struct sk_buff *skb; + struct cxgbi_sock *csk = (struct cxgbi_sock *)data; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + skb = alloc_wr(sizeof(struct cpl_act_open_req), 0, GFP_ATOMIC); + if (!skb) + cxgbi_sock_fail_act_open(csk, -ENOMEM); + else { + skb->sk = (struct sock *)csk; + t4_set_arp_err_handler(skb, csk, + cxgbi_sock_act_open_req_arp_failure); + send_act_open_req(csk, skb, csk->l2t); + } + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); +} + +static void do_act_open_rpl(struct cxgbi_device *cdev, struct sk_buff *skb) +{ + struct cxgbi_sock *csk; + struct cpl_act_open_rpl *rpl = (struct cpl_act_open_rpl *)skb->data; + unsigned int tid = GET_TID(rpl); + unsigned int atid = + GET_TID_TID(GET_AOPEN_ATID(be32_to_cpu(rpl->atid_status))); + unsigned int status = GET_AOPEN_STATUS(be32_to_cpu(rpl->atid_status)); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + + csk = lookup_atid(t, atid); + if (unlikely(!csk)) { + pr_err("NO matching conn. atid %u, tid %u.\n", atid, tid); + goto rel_skb; + } + + pr_info("%pI4:%u-%pI4:%u, atid %u,%u, status %u, csk 0x%p,%u,0x%lx.\n", + &csk->saddr.sin_addr.s_addr, ntohs(csk->saddr.sin_port), + &csk->daddr.sin_addr.s_addr, ntohs(csk->daddr.sin_port), + atid, tid, status, csk, csk->state, csk->flags); + + if (status && status != CPL_ERR_TCAM_FULL && + status != CPL_ERR_CONN_EXIST && + status != CPL_ERR_ARP_MISS) + cxgb4_remove_tid(lldi->tids, csk->port_id, GET_TID(rpl)); + + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + + if (status == CPL_ERR_CONN_EXIST && + csk->retry_timer.function != csk_act_open_retry_timer) { + csk->retry_timer.function = csk_act_open_retry_timer; + mod_timer(&csk->retry_timer, jiffies + HZ / 2); + } else + cxgbi_sock_fail_act_open(csk, + act_open_rpl_status_to_errno(status)); + + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); +rel_skb: + __kfree_skb(skb); +} + +static void do_peer_close(struct cxgbi_device *cdev, struct sk_buff *skb) +{ + struct cxgbi_sock *csk; + struct cpl_peer_close *req = (struct cpl_peer_close *)skb->data; + unsigned int tid = GET_TID(req); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + + csk = lookup_tid(t, tid); + if (unlikely(!csk)) { + pr_err("can't find connection for tid %u.\n", tid); + goto rel_skb; + } + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + cxgbi_sock_rcv_peer_close(csk); +rel_skb: + __kfree_skb(skb); +} + +static void do_close_con_rpl(struct cxgbi_device *cdev, struct sk_buff *skb) +{ + struct cxgbi_sock *csk; + struct cpl_close_con_rpl *rpl = (struct cpl_close_con_rpl *)skb->data; + unsigned int tid = GET_TID(rpl); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + + csk = lookup_tid(t, tid); + if (unlikely(!csk)) { + pr_err("can't find connection for tid %u.\n", tid); + goto rel_skb; + } + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + cxgbi_sock_rcv_close_conn_rpl(csk, ntohl(rpl->snd_nxt)); +rel_skb: + __kfree_skb(skb); +} + +static int abort_status_to_errno(struct cxgbi_sock *csk, int abort_reason, + int *need_rst) +{ + switch (abort_reason) { + case CPL_ERR_BAD_SYN: /* fall through */ + case CPL_ERR_CONN_RESET: + return csk->state > CTP_ESTABLISHED ? + -EPIPE : -ECONNRESET; + case CPL_ERR_XMIT_TIMEDOUT: + case CPL_ERR_PERSIST_TIMEDOUT: + case CPL_ERR_FINWAIT2_TIMEDOUT: + case CPL_ERR_KEEPALIVE_TIMEDOUT: + return -ETIMEDOUT; + default: + return -EIO; + } +} + +static void do_abort_req_rss(struct cxgbi_device *cdev, struct sk_buff *skb) +{ + struct cxgbi_sock *csk; + struct cpl_abort_req_rss *req = (struct cpl_abort_req_rss *)skb->data; + unsigned int tid = GET_TID(req); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + int rst_status = CPL_ABORT_NO_RST; + + csk = lookup_tid(t, tid); + if (unlikely(!csk)) { + pr_err("can't find connection for tid %u.\n", tid); + goto rel_skb; + } + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx, tid %u, status 0x%x.\n", + csk, csk->state, csk->flags, csk->tid, req->status); + + if (req->status == CPL_ERR_RTX_NEG_ADVICE || + req->status == CPL_ERR_PERSIST_NEG_ADVICE) + goto rel_skb; + + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + + if (!cxgbi_sock_flag(csk, CTPF_ABORT_REQ_RCVD)) { + cxgbi_sock_set_flag(csk, CTPF_ABORT_REQ_RCVD); + cxgbi_sock_set_state(csk, CTP_ABORTING); + goto done; + } + + cxgbi_sock_clear_flag(csk, CTPF_ABORT_REQ_RCVD); + send_abort_rpl(csk, rst_status); + + if (!cxgbi_sock_flag(csk, CTPF_ABORT_RPL_PENDING)) { + csk->err = abort_status_to_errno(csk, req->status, &rst_status); + cxgbi_sock_closed(csk); + } +done: + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); +rel_skb: + __kfree_skb(skb); +} + +static void do_abort_rpl_rss(struct cxgbi_device *cdev, struct sk_buff *skb) +{ + struct cxgbi_sock *csk; + struct cpl_abort_rpl_rss *rpl = (struct cpl_abort_rpl_rss *)skb->data; + unsigned int tid = GET_TID(rpl); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + + csk = lookup_tid(t, tid); + if (!csk) + goto rel_skb; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "status 0x%x, csk 0x%p, s %u, 0x%lx.\n", + rpl->status, csk, csk ? csk->state : 0, + csk ? csk->flags : 0UL); + + if (rpl->status == CPL_ERR_ABORT_FAILED) + goto rel_skb; + + cxgbi_sock_rcv_abort_rpl(csk); +rel_skb: + __kfree_skb(skb); +} + +static void do_rx_iscsi_hdr(struct cxgbi_device *cdev, struct sk_buff *skb) +{ + struct cxgbi_sock *csk; + struct cpl_iscsi_hdr *cpl = (struct cpl_iscsi_hdr *)skb->data; + unsigned short pdu_len_ddp = be16_to_cpu(cpl->pdu_len_ddp); + unsigned int tid = GET_TID(cpl); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + + csk = lookup_tid(t, tid); + if (unlikely(!csk)) { + pr_err("can't find conn. for tid %u.\n", tid); + goto rel_skb; + } + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p,%u,0x%lx, tid %u, skb 0x%p,%u, 0x%x.\n", + csk, csk->state, csk->flags, csk->tid, skb, skb->len, + pdu_len_ddp); + + spin_lock_bh(&csk->lock); + + if (unlikely(csk->state >= CTP_PASSIVE_CLOSE)) { + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, bad state.\n", + csk, csk->state, csk->flags, csk->tid); + if (csk->state != CTP_ABORTING) + goto abort_conn; + else + goto discard; + } + + cxgbi_skcb_tcp_seq(skb) = ntohl(cpl->seq); + cxgbi_skcb_flags(skb) = 0; + + skb_reset_transport_header(skb); + __skb_pull(skb, sizeof(*cpl)); + __pskb_trim(skb, ntohs(cpl->len)); + + if (!csk->skb_ulp_lhdr) { + unsigned char *bhs; + unsigned int hlen, dlen; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p,%u,0x%lx, tid %u, skb 0x%p header.\n", + csk, csk->state, csk->flags, csk->tid, skb); + csk->skb_ulp_lhdr = skb; + cxgbi_skcb_set_flag(skb, SKCBF_RX_HDR); + + if (cxgbi_skcb_tcp_seq(skb) != csk->rcv_nxt) { + pr_info("tid %u, CPL_ISCSI_HDR, bad seq, 0x%x/0x%x.\n", + csk->tid, cxgbi_skcb_tcp_seq(skb), + csk->rcv_nxt); + goto abort_conn; + } + + bhs = skb->data; + hlen = ntohs(cpl->len); + dlen = ntohl(*(unsigned int *)(bhs + 4)) & 0xFFFFFF; + + if ((hlen + dlen) != ISCSI_PDU_LEN(pdu_len_ddp) - 40) { + pr_info("tid 0x%x, CPL_ISCSI_HDR, pdu len " + "mismatch %u != %u + %u, seq 0x%x.\n", + csk->tid, ISCSI_PDU_LEN(pdu_len_ddp) - 40, + hlen, dlen, cxgbi_skcb_tcp_seq(skb)); + goto abort_conn; + } + + cxgbi_skcb_rx_pdulen(skb) = (hlen + dlen + 3) & (~0x3); + if (dlen) + cxgbi_skcb_rx_pdulen(skb) += csk->dcrc_len; + csk->rcv_nxt += cxgbi_skcb_rx_pdulen(skb); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p, skb 0x%p, 0x%x,%u+%u,0x%x,0x%x.\n", + csk, skb, *bhs, hlen, dlen, + ntohl(*((unsigned int *)(bhs + 16))), + ntohl(*((unsigned int *)(bhs + 24)))); + + } else { + struct sk_buff *lskb = csk->skb_ulp_lhdr; + + cxgbi_skcb_set_flag(lskb, SKCBF_RX_DATA); + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p,%u,0x%lx, skb 0x%p data, 0x%p.\n", + csk, csk->state, csk->flags, skb, lskb); + } + + __skb_queue_tail(&csk->receive_queue, skb); + spin_unlock_bh(&csk->lock); + return; + +abort_conn: + send_abort_req(csk); +discard: + spin_unlock_bh(&csk->lock); +rel_skb: + __kfree_skb(skb); +} + +static void do_rx_data_ddp(struct cxgbi_device *cdev, + struct sk_buff *skb) +{ + struct cxgbi_sock *csk; + struct sk_buff *lskb; + struct cpl_rx_data_ddp *rpl = (struct cpl_rx_data_ddp *)skb->data; + unsigned int tid = GET_TID(rpl); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + unsigned int status = ntohl(rpl->ddpvld); + + csk = lookup_tid(t, tid); + if (unlikely(!csk)) { + pr_err("can't find connection for tid %u.\n", tid); + goto rel_skb; + } + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_RX, + "csk 0x%p,%u,0x%lx, skb 0x%p,0x%x, lhdr 0x%p.\n", + csk, csk->state, csk->flags, skb, status, csk->skb_ulp_lhdr); + + spin_lock_bh(&csk->lock); + + if (unlikely(csk->state >= CTP_PASSIVE_CLOSE)) { + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, bad state.\n", + csk, csk->state, csk->flags, csk->tid); + if (csk->state != CTP_ABORTING) + goto abort_conn; + else + goto discard; + } + + if (!csk->skb_ulp_lhdr) { + pr_err("tid 0x%x, rcv RX_DATA_DDP w/o pdu bhs.\n", csk->tid); + goto abort_conn; + } + + lskb = csk->skb_ulp_lhdr; + csk->skb_ulp_lhdr = NULL; + + cxgbi_skcb_rx_ddigest(lskb) = ntohl(rpl->ulp_crc); + + if (ntohs(rpl->len) != cxgbi_skcb_rx_pdulen(lskb)) + pr_info("tid 0x%x, RX_DATA_DDP pdulen %u != %u.\n", + csk->tid, ntohs(rpl->len), cxgbi_skcb_rx_pdulen(lskb)); + + if (status & (1 << CPL_RX_DDP_STATUS_HCRC_SHIFT)) { + pr_info("csk 0x%p, lhdr 0x%p, status 0x%x, hcrc bad 0x%lx.\n", + csk, lskb, status, cxgbi_skcb_flags(lskb)); + cxgbi_skcb_set_flag(lskb, SKCBF_RX_HCRC_ERR); + } + if (status & (1 << CPL_RX_DDP_STATUS_DCRC_SHIFT)) { + pr_info("csk 0x%p, lhdr 0x%p, status 0x%x, dcrc bad 0x%lx.\n", + csk, lskb, status, cxgbi_skcb_flags(lskb)); + cxgbi_skcb_set_flag(lskb, SKCBF_RX_DCRC_ERR); + } + if (status & (1 << CPL_RX_DDP_STATUS_PAD_SHIFT)) { + log_debug(1 << CXGBI_DBG_PDU_RX, + "csk 0x%p, lhdr 0x%p, status 0x%x, pad bad.\n", + csk, lskb, status); + cxgbi_skcb_set_flag(lskb, SKCBF_RX_PAD_ERR); + } + if ((status & (1 << CPL_RX_DDP_STATUS_DDP_SHIFT)) && + !cxgbi_skcb_test_flag(lskb, SKCBF_RX_DATA)) { + log_debug(1 << CXGBI_DBG_PDU_RX, + "csk 0x%p, lhdr 0x%p, 0x%x, data ddp'ed.\n", + csk, lskb, status); + cxgbi_skcb_set_flag(lskb, SKCBF_RX_DATA_DDPD); + } + log_debug(1 << CXGBI_DBG_PDU_RX, + "csk 0x%p, lskb 0x%p, f 0x%lx.\n", + csk, lskb, cxgbi_skcb_flags(lskb)); + + cxgbi_skcb_set_flag(lskb, SKCBF_RX_STATUS); + cxgbi_conn_pdu_ready(csk); + spin_unlock_bh(&csk->lock); + goto rel_skb; + +abort_conn: + send_abort_req(csk); +discard: + spin_unlock_bh(&csk->lock); +rel_skb: + __kfree_skb(skb); +} + +static void do_fw4_ack(struct cxgbi_device *cdev, struct sk_buff *skb) +{ + struct cxgbi_sock *csk; + struct cpl_fw4_ack *rpl = (struct cpl_fw4_ack *)skb->data; + unsigned int tid = GET_TID(rpl); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + + csk = lookup_tid(t, tid); + if (unlikely(!csk)) + pr_err("can't find connection for tid %u.\n", tid); + else { + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + cxgbi_sock_rcv_wr_ack(csk, rpl->credits, ntohl(rpl->snd_una), + rpl->seq_vld); + } + __kfree_skb(skb); +} + +static void do_set_tcb_rpl(struct cxgbi_device *cdev, struct sk_buff *skb) +{ + struct cpl_set_tcb_rpl *rpl = (struct cpl_set_tcb_rpl *)skb->data; + unsigned int tid = GET_TID(rpl); + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct tid_info *t = lldi->tids; + struct cxgbi_sock *csk; + + csk = lookup_tid(t, tid); + if (!csk) + pr_err("can't find conn. for tid %u.\n", tid); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,%lx,%u, status 0x%x.\n", + csk, csk->state, csk->flags, csk->tid, rpl->status); + + if (rpl->status != CPL_ERR_NONE) + pr_err("csk 0x%p,%u, SET_TCB_RPL status %u.\n", + csk, tid, rpl->status); + + __kfree_skb(skb); +} + +static int alloc_cpls(struct cxgbi_sock *csk) +{ + csk->cpl_close = alloc_wr(sizeof(struct cpl_close_con_req), + 0, GFP_KERNEL); + if (!csk->cpl_close) + return -ENOMEM; + + csk->cpl_abort_req = alloc_wr(sizeof(struct cpl_abort_req), + 0, GFP_KERNEL); + if (!csk->cpl_abort_req) + goto free_cpls; + + csk->cpl_abort_rpl = alloc_wr(sizeof(struct cpl_abort_rpl), + 0, GFP_KERNEL); + if (!csk->cpl_abort_rpl) + goto free_cpls; + return 0; + +free_cpls: + cxgbi_sock_free_cpl_skbs(csk); + return -ENOMEM; +} + +static inline void l2t_put(struct cxgbi_sock *csk) +{ + if (csk->l2t) { + cxgb4_l2t_release(csk->l2t); + csk->l2t = NULL; + cxgbi_sock_put(csk); + } +} + +static void release_offload_resources(struct cxgbi_sock *csk) +{ + struct cxgb4_lld_info *lldi; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + + cxgbi_sock_free_cpl_skbs(csk); + if (csk->wr_cred != csk->wr_max_cred) { + cxgbi_sock_purge_wr_queue(csk); + cxgbi_sock_reset_wr_list(csk); + } + + l2t_put(csk); + if (cxgbi_sock_flag(csk, CTPF_HAS_ATID)) + free_atid(csk); + else if (cxgbi_sock_flag(csk, CTPF_HAS_TID)) { + lldi = cxgbi_cdev_priv(csk->cdev); + cxgb4_remove_tid(lldi->tids, 0, csk->tid); + cxgbi_sock_clear_flag(csk, CTPF_HAS_TID); + cxgbi_sock_put(csk); + } + csk->dst = NULL; + csk->cdev = NULL; +} + +static int init_act_open(struct cxgbi_sock *csk) +{ + struct cxgbi_device *cdev = csk->cdev; + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct net_device *ndev = cdev->ports[csk->port_id]; + struct port_info *pi = netdev_priv(ndev); + struct sk_buff *skb = NULL; + unsigned int step; + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u.\n", + csk, csk->state, csk->flags, csk->tid); + + csk->atid = cxgb4_alloc_atid(lldi->tids, csk); + if (csk->atid < 0) { + pr_err("%s, NO atid available.\n", ndev->name); + return -EINVAL; + } + cxgbi_sock_set_flag(csk, CTPF_HAS_ATID); + cxgbi_sock_get(csk); + + csk->l2t = cxgb4_l2t_get(lldi->l2t, csk->dst->neighbour, ndev, 0); + if (!csk->l2t) { + pr_err("%s, cannot alloc l2t.\n", ndev->name); + goto rel_resource; + } + cxgbi_sock_get(csk); + + skb = alloc_wr(sizeof(struct cpl_act_open_req), 0, GFP_KERNEL); + if (!skb) + goto rel_resource; + skb->sk = (struct sock *)csk; + t4_set_arp_err_handler(skb, csk, cxgbi_sock_act_open_req_arp_failure); + + if (!csk->mtu) + csk->mtu = dst_mtu(csk->dst); + cxgb4_best_mtu(lldi->mtus, csk->mtu, &csk->mss_idx); + csk->tx_chan = cxgb4_port_chan(ndev); + /* SMT two entries per row */ + csk->smac_idx = ((cxgb4_port_viid(ndev) & 0x7F)) << 1; + step = lldi->ntxq / lldi->nchan; + csk->txq_idx = cxgb4_port_idx(ndev) * step; + step = lldi->nrxq / lldi->nchan; + csk->rss_qid = lldi->rxq_ids[cxgb4_port_idx(ndev) * step]; + csk->wr_max_cred = csk->wr_cred = lldi->wr_cred; + csk->wr_una_cred = 0; + cxgbi_sock_reset_wr_list(csk); + csk->err = 0; + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,p%d,%s, %u,%u,%u, mss %u,%u, smac %u.\n", + csk, pi->port_id, ndev->name, csk->tx_chan, + csk->txq_idx, csk->rss_qid, csk->mtu, csk->mss_idx, + csk->smac_idx); + + cxgbi_sock_set_state(csk, CTP_ACTIVE_OPEN); + send_act_open_req(csk, skb, csk->l2t); + return 0; + +rel_resource: + if (skb) + __kfree_skb(skb); + return -EINVAL; +} + +cxgb4i_cplhandler_func cxgb4i_cplhandlers[NUM_CPL_CMDS] = { + [CPL_ACT_ESTABLISH] = do_act_establish, + [CPL_ACT_OPEN_RPL] = do_act_open_rpl, + [CPL_PEER_CLOSE] = do_peer_close, + [CPL_ABORT_REQ_RSS] = do_abort_req_rss, + [CPL_ABORT_RPL_RSS] = do_abort_rpl_rss, + [CPL_CLOSE_CON_RPL] = do_close_con_rpl, + [CPL_FW4_ACK] = do_fw4_ack, + [CPL_ISCSI_HDR] = do_rx_iscsi_hdr, + [CPL_SET_TCB_RPL] = do_set_tcb_rpl, + [CPL_RX_DATA_DDP] = do_rx_data_ddp, +}; + +int cxgb4i_ofld_init(struct cxgbi_device *cdev) +{ + int rc; + + if (cxgb4i_max_connect > CXGB4I_MAX_CONN) + cxgb4i_max_connect = CXGB4I_MAX_CONN; + + rc = cxgbi_device_portmap_create(cdev, cxgb4i_sport_base, + cxgb4i_max_connect); + if (rc < 0) + return rc; + + cdev->csk_release_offload_resources = release_offload_resources; + cdev->csk_push_tx_frames = push_tx_frames; + cdev->csk_send_abort_req = send_abort_req; + cdev->csk_send_close_req = send_close_req; + cdev->csk_send_rx_credits = send_rx_credits; + cdev->csk_alloc_cpls = alloc_cpls; + cdev->csk_init_act_open = init_act_open; + + pr_info("cdev 0x%p, offload up, added.\n", cdev); + return 0; +} + +/* + * functions to program the pagepod in h/w + */ +#define ULPMEM_IDATA_MAX_NPPODS 4 /* 256/PPOD_SIZE */ +static inline void ulp_mem_io_set_hdr(struct ulp_mem_io *req, + unsigned int wr_len, unsigned int dlen, + unsigned int pm_addr) +{ + struct ulptx_idata *idata = (struct ulptx_idata *)(req + 1); + + INIT_ULPTX_WR(req, wr_len, 0, 0); + req->cmd = htonl(ULPTX_CMD(ULP_TX_MEM_WRITE) | (1 << 23)); + req->dlen = htonl(ULP_MEMIO_DATA_LEN(dlen >> 5)); + req->lock_addr = htonl(ULP_MEMIO_ADDR(pm_addr >> 5)); + req->len16 = htonl(DIV_ROUND_UP(wr_len - sizeof(req->wr), 16)); + + idata->cmd_more = htonl(ULPTX_CMD(ULP_TX_SC_IMM)); + idata->len = htonl(dlen); +} + +static int ddp_ppod_write_idata(struct cxgbi_device *cdev, unsigned int port_id, + struct cxgbi_pagepod_hdr *hdr, unsigned int idx, + unsigned int npods, + struct cxgbi_gather_list *gl, + unsigned int gl_pidx) +{ + struct cxgbi_ddp_info *ddp = cdev->ddp; + struct sk_buff *skb; + struct ulp_mem_io *req; + struct ulptx_idata *idata; + struct cxgbi_pagepod *ppod; + unsigned int pm_addr = idx * PPOD_SIZE + ddp->llimit; + unsigned int dlen = PPOD_SIZE * npods; + unsigned int wr_len = roundup(sizeof(struct ulp_mem_io) + + sizeof(struct ulptx_idata) + dlen, 16); + unsigned int i; + + skb = alloc_wr(wr_len, 0, GFP_ATOMIC); + if (!skb) { + pr_err("cdev 0x%p, idx %u, npods %u, OOM.\n", + cdev, idx, npods); + return -ENOMEM; + } + req = (struct ulp_mem_io *)skb->head; + set_queue(skb, CPL_PRIORITY_CONTROL, NULL); + + ulp_mem_io_set_hdr(req, wr_len, dlen, pm_addr); + idata = (struct ulptx_idata *)(req + 1); + ppod = (struct cxgbi_pagepod *)(idata + 1); + + for (i = 0; i < npods; i++, ppod++, gl_pidx += PPOD_PAGES_MAX) { + if (!hdr && !gl) + cxgbi_ddp_ppod_clear(ppod); + else + cxgbi_ddp_ppod_set(ppod, hdr, gl, gl_pidx); + } + + cxgb4_ofld_send(cdev->ports[port_id], skb); + return 0; +} + +static int ddp_set_map(struct cxgbi_sock *csk, struct cxgbi_pagepod_hdr *hdr, + unsigned int idx, unsigned int npods, + struct cxgbi_gather_list *gl) +{ + unsigned int i, cnt; + int err = 0; + + for (i = 0; i < npods; i += cnt, idx += cnt) { + cnt = npods - i; + if (cnt > ULPMEM_IDATA_MAX_NPPODS) + cnt = ULPMEM_IDATA_MAX_NPPODS; + err = ddp_ppod_write_idata(csk->cdev, csk->port_id, hdr, + idx, cnt, gl, 4 * i); + if (err < 0) + break; + } + return err; +} + +static void ddp_clear_map(struct cxgbi_hba *chba, unsigned int tag, + unsigned int idx, unsigned int npods) +{ + unsigned int i, cnt; + int err; + + for (i = 0; i < npods; i += cnt, idx += cnt) { + cnt = npods - i; + if (cnt > ULPMEM_IDATA_MAX_NPPODS) + cnt = ULPMEM_IDATA_MAX_NPPODS; + err = ddp_ppod_write_idata(chba->cdev, chba->port_id, NULL, + idx, cnt, NULL, 0); + if (err < 0) + break; + } +} + +static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, unsigned int tid, + int pg_idx, bool reply) +{ + struct sk_buff *skb; + struct cpl_set_tcb_field *req; + + if (!pg_idx || pg_idx >= DDP_PGIDX_MAX) + return 0; + + skb = alloc_wr(sizeof(*req), 0, GFP_KERNEL); + if (!skb) + return -ENOMEM; + + /* set up ulp page size */ + req = (struct cpl_set_tcb_field *)skb->head; + INIT_TP_WR(req, csk->tid); + OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, csk->tid)); + req->reply_ctrl = htons(NO_REPLY(reply) | QUEUENO(csk->rss_qid)); + req->word_cookie = htons(0); + req->mask = cpu_to_be64(0x3 << 8); + req->val = cpu_to_be64(pg_idx << 8); + set_wr_txq(skb, CPL_PRIORITY_CONTROL, csk->port_id); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p, tid 0x%x, pg_idx %u.\n", csk, csk->tid, pg_idx); + + cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb); + return 0; +} + +static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid, + int hcrc, int dcrc, int reply) +{ + struct sk_buff *skb; + struct cpl_set_tcb_field *req; + + if (!hcrc && !dcrc) + return 0; + + skb = alloc_wr(sizeof(*req), 0, GFP_KERNEL); + if (!skb) + return -ENOMEM; + + csk->hcrc_len = (hcrc ? 4 : 0); + csk->dcrc_len = (dcrc ? 4 : 0); + /* set up ulp submode */ + req = (struct cpl_set_tcb_field *)skb->head; + INIT_TP_WR(req, tid); + OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); + req->reply_ctrl = htons(NO_REPLY(reply) | QUEUENO(csk->rss_qid)); + req->word_cookie = htons(0); + req->mask = cpu_to_be64(0x3 << 4); + req->val = cpu_to_be64(((hcrc ? ULP_CRC_HEADER : 0) | + (dcrc ? ULP_CRC_DATA : 0)) << 4); + set_wr_txq(skb, CPL_PRIORITY_CONTROL, csk->port_id); + + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p, tid 0x%x, crc %d,%d.\n", csk, csk->tid, hcrc, dcrc); + + cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb); + return 0; +} + +static int cxgb4i_ddp_init(struct cxgbi_device *cdev) +{ + struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev); + struct cxgbi_ddp_info *ddp = cdev->ddp; + unsigned int tagmask, pgsz_factor[4]; + int err; + + if (ddp) { + kref_get(&ddp->refcnt); + pr_warn("cdev 0x%p, ddp 0x%p already set up.\n", + cdev, cdev->ddp); + return -EALREADY; + } + + err = cxgbi_ddp_init(cdev, lldi->vr->iscsi.start, + lldi->vr->iscsi.start + lldi->vr->iscsi.size - 1, + lldi->iscsi_iolen, lldi->iscsi_iolen); + if (err < 0) + return err; + + ddp = cdev->ddp; + + tagmask = ddp->idx_mask << PPOD_IDX_SHIFT; + cxgbi_ddp_page_size_factor(pgsz_factor); + cxgb4_iscsi_init(lldi->ports[0], tagmask, pgsz_factor); + + cdev->csk_ddp_free_gl_skb = NULL; + cdev->csk_ddp_alloc_gl_skb = NULL; + cdev->csk_ddp_setup_digest = ddp_setup_conn_digest; + cdev->csk_ddp_setup_pgidx = ddp_setup_conn_pgidx; + cdev->csk_ddp_set = ddp_set_map; + cdev->csk_ddp_clear = ddp_clear_map; + + pr_info("cxgb4i 0x%p tag: sw %u, rsvd %u,%u, mask 0x%x.\n", + cdev, cdev->tag_format.sw_bits, cdev->tag_format.rsvd_bits, + cdev->tag_format.rsvd_shift, cdev->tag_format.rsvd_mask); + pr_info("cxgb4i 0x%p, nppods %u, bits %u, mask 0x%x,0x%x pkt %u/%u, " + " %u/%u.\n", + cdev, ddp->nppods, ddp->idx_bits, ddp->idx_mask, + ddp->rsvd_tag_mask, ddp->max_txsz, lldi->iscsi_iolen, + ddp->max_rxsz, lldi->iscsi_iolen); + pr_info("cxgb4i 0x%p max payload size: %u/%u, %u/%u.\n", + cdev, cdev->tx_max_size, ddp->max_txsz, cdev->rx_max_size, + ddp->max_rxsz); + return 0; +} + +static void *t4_uld_add(const struct cxgb4_lld_info *lldi) +{ + struct cxgbi_device *cdev; + struct port_info *pi; + int i, rc; + + cdev = cxgbi_device_register(sizeof(*lldi), lldi->nports); + if (!cdev) { + pr_info("t4 device 0x%p, register failed.\n", lldi); + return NULL; + } + pr_info("0x%p,0x%x, ports %u,%s, chan %u, q %u,%u, wr %u.\n", + cdev, lldi->adapter_type, lldi->nports, + lldi->ports[0]->name, lldi->nchan, lldi->ntxq, + lldi->nrxq, lldi->wr_cred); + for (i = 0; i < lldi->nrxq; i++) + log_debug(1 << CXGBI_DBG_DEV, + "t4 0x%p, rxq id #%d: %u.\n", + cdev, i, lldi->rxq_ids[i]); + + memcpy(cxgbi_cdev_priv(cdev), lldi, sizeof(*lldi)); + cdev->flags = CXGBI_FLAG_DEV_T4; + cdev->pdev = lldi->pdev; + cdev->ports = lldi->ports; + cdev->nports = lldi->nports; + cdev->mtus = lldi->mtus; + cdev->nmtus = NMTUS; + cdev->snd_win = cxgb4i_snd_win; + cdev->rcv_win = cxgb4i_rcv_win; + cdev->rx_credit_thres = cxgb4i_rx_credit_thres; + cdev->skb_tx_rsvd = CXGB4I_TX_HEADER_LEN; + cdev->skb_rx_extra = sizeof(struct cpl_iscsi_hdr); + cdev->itp = &cxgb4i_iscsi_transport; + + cdev->pfvf = FW_VIID_PFN_GET(cxgb4_port_viid(lldi->ports[0])) << 8; + pr_info("cdev 0x%p,%s, pfvf %u.\n", + cdev, lldi->ports[0]->name, cdev->pfvf); + + rc = cxgb4i_ddp_init(cdev); + if (rc) { + pr_info("t4 0x%p ddp init failed.\n", cdev); + goto err_out; + } + rc = cxgb4i_ofld_init(cdev); + if (rc) { + pr_info("t4 0x%p ofld init failed.\n", cdev); + goto err_out; + } + + rc = cxgbi_hbas_add(cdev, CXGB4I_MAX_LUN, CXGBI_MAX_CONN, + &cxgb4i_host_template, cxgb4i_stt); + if (rc) + goto err_out; + + for (i = 0; i < cdev->nports; i++) { + pi = netdev_priv(lldi->ports[i]); + cdev->hbas[i]->port_id = pi->port_id; + } + return cdev; + +err_out: + cxgbi_device_unregister(cdev); + return ERR_PTR(-ENOMEM); +} + +#define RX_PULL_LEN 128 +static int t4_uld_rx_handler(void *handle, const __be64 *rsp, + const struct pkt_gl *pgl) +{ + const struct cpl_act_establish *rpl; + struct sk_buff *skb; + unsigned int opc; + struct cxgbi_device *cdev = handle; + + if (pgl == NULL) { + unsigned int len = 64 - sizeof(struct rsp_ctrl) - 8; + + skb = alloc_wr(len, 0, GFP_ATOMIC); + if (!skb) + goto nomem; + skb_copy_to_linear_data(skb, &rsp[1], len); + } else { + if (unlikely(*(u8 *)rsp != *(u8 *)pgl->va)) { + pr_info("? FL 0x%p,RSS%#llx,FL %#llx,len %u.\n", + pgl->va, be64_to_cpu(*rsp), + be64_to_cpu(*(u64 *)pgl->va), + pgl->tot_len); + return 0; + } + skb = cxgb4_pktgl_to_skb(pgl, RX_PULL_LEN, RX_PULL_LEN); + if (unlikely(!skb)) + goto nomem; + } + + rpl = (struct cpl_act_establish *)skb->data; + opc = rpl->ot.opcode; + log_debug(1 << CXGBI_DBG_TOE, + "cdev %p, opcode 0x%x(0x%x,0x%x), skb %p.\n", + cdev, opc, rpl->ot.opcode_tid, ntohl(rpl->ot.opcode_tid), skb); + if (cxgb4i_cplhandlers[opc]) + cxgb4i_cplhandlers[opc](cdev, skb); + else { + pr_err("No handler for opcode 0x%x.\n", opc); + __kfree_skb(skb); + } + return 0; +nomem: + log_debug(1 << CXGBI_DBG_TOE, "OOM bailing out.\n"); + return 1; +} + +static int t4_uld_state_change(void *handle, enum cxgb4_state state) +{ + struct cxgbi_device *cdev = handle; + + switch (state) { + case CXGB4_STATE_UP: + pr_info("cdev 0x%p, UP.\n", cdev); + /* re-initialize */ + break; + case CXGB4_STATE_START_RECOVERY: + pr_info("cdev 0x%p, RECOVERY.\n", cdev); + /* close all connections */ + break; + case CXGB4_STATE_DOWN: + pr_info("cdev 0x%p, DOWN.\n", cdev); + break; + case CXGB4_STATE_DETACH: + pr_info("cdev 0x%p, DETACH.\n", cdev); + break; + default: + pr_info("cdev 0x%p, unknown state %d.\n", cdev, state); + break; + } + return 0; +} + +static int __init cxgb4i_init_module(void) +{ + int rc; + + printk(KERN_INFO "%s", version); + + rc = cxgbi_iscsi_init(&cxgb4i_iscsi_transport, &cxgb4i_stt); + if (rc < 0) + return rc; + cxgb4_register_uld(CXGB4_ULD_ISCSI, &cxgb4i_uld_info); + return 0; +} + +static void __exit cxgb4i_exit_module(void) +{ + cxgb4_unregister_uld(CXGB4_ULD_ISCSI); + cxgbi_device_unregister_all(CXGBI_FLAG_DEV_T4); + cxgbi_iscsi_cleanup(&cxgb4i_iscsi_transport, &cxgb4i_stt); +} + +module_init(cxgb4i_init_module); +module_exit(cxgb4i_exit_module); diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.h b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.h new file mode 100644 index 00000000000..1096026ba24 --- /dev/null +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.h @@ -0,0 +1,43 @@ +/* + * cxgb4i.h: Chelsio T4 iSCSI driver. + * + * Copyright (c) 2010 Chelsio Communications, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + * + * Written by: Karen Xie (kxie@chelsio.com) + * Written by: Rakesh Ranjan (rranjan@chelsio.com) + */ + +#ifndef __CXGB4I_H__ +#define __CXGB4I_H__ + +#define CXGB4I_SCSI_HOST_QDEPTH 1024 +#define CXGB4I_MAX_CONN 16384 +#define CXGB4I_MAX_TARGET CXGB4I_MAX_CONN +#define CXGB4I_MAX_LUN 0x1000 + +/* for TX: a skb must have a headroom of at least TX_HEADER_LEN bytes */ +#define CXGB4I_TX_HEADER_LEN \ + (sizeof(struct fw_ofld_tx_data_wr) + sizeof(struct sge_opaque_hdr)) + +struct ulptx_idata { + __be32 cmd_more; + __be32 len; +}; + +struct cpl_rx_data_ddp { + union opcode_tid ot; + __be16 urg; + __be16 len; + __be32 seq; + union { + __be32 nxt_seq; + __be32 ddp_report; + }; + __be32 ulp_crc; + __be32 ddpvld; +}; +#endif /* __CXGB4I_H__ */ diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c new file mode 100644 index 00000000000..be5661707df --- /dev/null +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -0,0 +1,2612 @@ +/* + * libcxgbi.c: Chelsio common library for T3/T4 iSCSI driver. + * + * Copyright (c) 2010 Chelsio Communications, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + * + * Written by: Karen Xie (kxie@chelsio.com) + * Written by: Rakesh Ranjan (rranjan@chelsio.com) + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__ + +#include <linux/skbuff.h> +#include <linux/crypto.h> +#include <linux/scatterlist.h> +#include <linux/pci.h> +#include <scsi/scsi.h> +#include <scsi/scsi_cmnd.h> +#include <scsi/scsi_host.h> +#include <linux/if_vlan.h> +#include <linux/inet.h> +#include <net/dst.h> +#include <net/route.h> +#include <linux/inetdevice.h> /* ip_dev_find */ +#include <net/tcp.h> + +static unsigned int dbg_level; + +#include "libcxgbi.h" + +#define DRV_MODULE_NAME "libcxgbi" +#define DRV_MODULE_DESC "Chelsio iSCSI driver library" +#define DRV_MODULE_VERSION "0.9.0" +#define DRV_MODULE_RELDATE "Jun. 2010" + +MODULE_AUTHOR("Chelsio Communications, Inc."); +MODULE_DESCRIPTION(DRV_MODULE_DESC); +MODULE_VERSION(DRV_MODULE_VERSION); +MODULE_LICENSE("GPL"); + +module_param(dbg_level, uint, 0644); +MODULE_PARM_DESC(dbg_level, "libiscsi debug level (default=0)"); + + +/* + * cxgbi device management + * maintains a list of the cxgbi devices + */ +static LIST_HEAD(cdev_list); +static DEFINE_MUTEX(cdev_mutex); + +int cxgbi_device_portmap_create(struct cxgbi_device *cdev, unsigned int base, + unsigned int max_conn) +{ + struct cxgbi_ports_map *pmap = &cdev->pmap; + + pmap->port_csk = cxgbi_alloc_big_mem(max_conn * + sizeof(struct cxgbi_sock *), + GFP_KERNEL); + if (!pmap->port_csk) { + pr_warn("cdev 0x%p, portmap OOM %u.\n", cdev, max_conn); + return -ENOMEM; + } + + pmap->max_connect = max_conn; + pmap->sport_base = base; + spin_lock_init(&pmap->lock); + return 0; +} +EXPORT_SYMBOL_GPL(cxgbi_device_portmap_create); + +void cxgbi_device_portmap_cleanup(struct cxgbi_device *cdev) +{ + struct cxgbi_ports_map *pmap = &cdev->pmap; + struct cxgbi_sock *csk; + int i; + + for (i = 0; i < pmap->max_connect; i++) { + if (pmap->port_csk[i]) { + csk = pmap->port_csk[i]; + pmap->port_csk[i] = NULL; + log_debug(1 << CXGBI_DBG_SOCK, + "csk 0x%p, cdev 0x%p, offload down.\n", + csk, cdev); + spin_lock_bh(&csk->lock); + cxgbi_sock_set_flag(csk, CTPF_OFFLOAD_DOWN); + cxgbi_sock_closed(csk); + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); + } + } +} +EXPORT_SYMBOL_GPL(cxgbi_device_portmap_cleanup); + +static inline void cxgbi_device_destroy(struct cxgbi_device *cdev) +{ + log_debug(1 << CXGBI_DBG_DEV, + "cdev 0x%p, p# %u.\n", cdev, cdev->nports); + cxgbi_hbas_remove(cdev); + cxgbi_device_portmap_cleanup(cdev); + if (cdev->dev_ddp_cleanup) + cdev->dev_ddp_cleanup(cdev); + else + cxgbi_ddp_cleanup(cdev); + if (cdev->ddp) + cxgbi_ddp_cleanup(cdev); + if (cdev->pmap.max_connect) + cxgbi_free_big_mem(cdev->pmap.port_csk); + kfree(cdev); +} + +struct cxgbi_device *cxgbi_device_register(unsigned int extra, + unsigned int nports) +{ + struct cxgbi_device *cdev; + + cdev = kzalloc(sizeof(*cdev) + extra + nports * + (sizeof(struct cxgbi_hba *) + + sizeof(struct net_device *)), + GFP_KERNEL); + if (!cdev) { + pr_warn("nport %d, OOM.\n", nports); + return NULL; + } + cdev->ports = (struct net_device **)(cdev + 1); + cdev->hbas = (struct cxgbi_hba **)(((char*)cdev->ports) + nports * + sizeof(struct net_device *)); + if (extra) + cdev->dd_data = ((char *)cdev->hbas) + + nports * sizeof(struct cxgbi_hba *); + spin_lock_init(&cdev->pmap.lock); + + mutex_lock(&cdev_mutex); + list_add_tail(&cdev->list_head, &cdev_list); + mutex_unlock(&cdev_mutex); + + log_debug(1 << CXGBI_DBG_DEV, + "cdev 0x%p, p# %u.\n", cdev, nports); + return cdev; +} +EXPORT_SYMBOL_GPL(cxgbi_device_register); + +void cxgbi_device_unregister(struct cxgbi_device *cdev) +{ + log_debug(1 << CXGBI_DBG_DEV, + "cdev 0x%p, p# %u,%s.\n", + cdev, cdev->nports, cdev->nports ? cdev->ports[0]->name : ""); + mutex_lock(&cdev_mutex); + list_del(&cdev->list_head); + mutex_unlock(&cdev_mutex); + cxgbi_device_destroy(cdev); +} +EXPORT_SYMBOL_GPL(cxgbi_device_unregister); + +void cxgbi_device_unregister_all(unsigned int flag) +{ + struct cxgbi_device *cdev, *tmp; + + mutex_lock(&cdev_mutex); + list_for_each_entry_safe(cdev, tmp, &cdev_list, list_head) { + if ((cdev->flags & flag) == flag) { + log_debug(1 << CXGBI_DBG_DEV, + "cdev 0x%p, p# %u,%s.\n", + cdev, cdev->nports, cdev->nports ? + cdev->ports[0]->name : ""); + list_del(&cdev->list_head); + cxgbi_device_destroy(cdev); + } + } + mutex_unlock(&cdev_mutex); +} +EXPORT_SYMBOL_GPL(cxgbi_device_unregister_all); + +struct cxgbi_device *cxgbi_device_find_by_lldev(void *lldev) +{ + struct cxgbi_device *cdev, *tmp; + + mutex_lock(&cdev_mutex); + list_for_each_entry_safe(cdev, tmp, &cdev_list, list_head) { + if (cdev->lldev == lldev) { + mutex_unlock(&cdev_mutex); + return cdev; + } + } + mutex_unlock(&cdev_mutex); + log_debug(1 << CXGBI_DBG_DEV, + "lldev 0x%p, NO match found.\n", lldev); + return NULL; +} +EXPORT_SYMBOL_GPL(cxgbi_device_find_by_lldev); + +static struct cxgbi_device *cxgbi_device_find_by_netdev(struct net_device *ndev, + int *port) +{ + struct net_device *vdev = NULL; + struct cxgbi_device *cdev, *tmp; + int i; + + if (ndev->priv_flags & IFF_802_1Q_VLAN) { + vdev = ndev; + ndev = vlan_dev_real_dev(ndev); + log_debug(1 << CXGBI_DBG_DEV, + "vlan dev %s -> %s.\n", vdev->name, ndev->name); + } + + mutex_lock(&cdev_mutex); + list_for_each_entry_safe(cdev, tmp, &cdev_list, list_head) { + for (i = 0; i < cdev->nports; i++) { + if (ndev == cdev->ports[i]) { + cdev->hbas[i]->vdev = vdev; + mutex_unlock(&cdev_mutex); + if (port) + *port = i; + return cdev; + } + } + } + mutex_unlock(&cdev_mutex); + log_debug(1 << CXGBI_DBG_DEV, + "ndev 0x%p, %s, NO match found.\n", ndev, ndev->name); + return NULL; +} + +void cxgbi_hbas_remove(struct cxgbi_device *cdev) +{ + int i; + struct cxgbi_hba *chba; + + log_debug(1 << CXGBI_DBG_DEV, + "cdev 0x%p, p#%u.\n", cdev, cdev->nports); + + for (i = 0; i < cdev->nports; i++) { + chba = cdev->hbas[i]; + if (chba) { + cdev->hbas[i] = NULL; + iscsi_host_remove(chba->shost); + pci_dev_put(cdev->pdev); + iscsi_host_free(chba->shost); + } + } +} +EXPORT_SYMBOL_GPL(cxgbi_hbas_remove); + +int cxgbi_hbas_add(struct cxgbi_device *cdev, unsigned int max_lun, + unsigned int max_id, struct scsi_host_template *sht, + struct scsi_transport_template *stt) +{ + struct cxgbi_hba *chba; + struct Scsi_Host *shost; + int i, err; + + log_debug(1 << CXGBI_DBG_DEV, "cdev 0x%p, p#%u.\n", cdev, cdev->nports); + + for (i = 0; i < cdev->nports; i++) { + shost = iscsi_host_alloc(sht, sizeof(*chba), 1); + if (!shost) { + pr_info("0x%p, p%d, %s, host alloc failed.\n", + cdev, i, cdev->ports[i]->name); + err = -ENOMEM; + goto err_out; + } + + shost->transportt = stt; + shost->max_lun = max_lun; + shost->max_id = max_id; + shost->max_channel = 0; + shost->max_cmd_len = 16; + + chba = iscsi_host_priv(shost); + chba->cdev = cdev; + chba->ndev = cdev->ports[i]; + chba->shost = shost; + + log_debug(1 << CXGBI_DBG_DEV, + "cdev 0x%p, p#%d %s: chba 0x%p.\n", + cdev, i, cdev->ports[i]->name, chba); + + pci_dev_get(cdev->pdev); + err = iscsi_host_add(shost, &cdev->pdev->dev); + if (err) { + pr_info("cdev 0x%p, p#%d %s, host add failed.\n", + cdev, i, cdev->ports[i]->name); + pci_dev_put(cdev->pdev); + scsi_host_put(shost); + goto err_out; + } + + cdev->hbas[i] = chba; + } + + return 0; + +err_out: + cxgbi_hbas_remove(cdev); + return err; +} +EXPORT_SYMBOL_GPL(cxgbi_hbas_add); + +/* + * iSCSI offload + * + * - source port management + * To find a free source port in the port allocation map we use a very simple + * rotor scheme to look for the next free port. + * + * If a source port has been specified make sure that it doesn't collide with + * our normal source port allocation map. If it's outside the range of our + * allocation/deallocation scheme just let them use it. + * + * If the source port is outside our allocation range, the caller is + * responsible for keeping track of their port usage. + */ +static int sock_get_port(struct cxgbi_sock *csk) +{ + struct cxgbi_device *cdev = csk->cdev; + struct cxgbi_ports_map *pmap = &cdev->pmap; + unsigned int start; + int idx; + + if (!pmap->max_connect) { + pr_err("cdev 0x%p, p#%u %s, NO port map.\n", + cdev, csk->port_id, cdev->ports[csk->port_id]->name); + return -EADDRNOTAVAIL; + } + + if (csk->saddr.sin_port) { + pr_err("source port NON-ZERO %u.\n", + ntohs(csk->saddr.sin_port)); + return -EADDRINUSE; + } + + spin_lock_bh(&pmap->lock); + if (pmap->used >= pmap->max_connect) { + spin_unlock_bh(&pmap->lock); + pr_info("cdev 0x%p, p#%u %s, ALL ports used.\n", + cdev, csk->port_id, cdev->ports[csk->port_id]->name); + return -EADDRNOTAVAIL; + } + + start = idx = pmap->next; + do { + if (++idx >= pmap->max_connect) + idx = 0; + if (!pmap->port_csk[idx]) { + pmap->used++; + csk->saddr.sin_port = + htons(pmap->sport_base + idx); + pmap->next = idx; + pmap->port_csk[idx] = csk; + spin_unlock_bh(&pmap->lock); + cxgbi_sock_get(csk); + log_debug(1 << CXGBI_DBG_SOCK, + "cdev 0x%p, p#%u %s, p %u, %u.\n", + cdev, csk->port_id, + cdev->ports[csk->port_id]->name, + pmap->sport_base + idx, pmap->next); + return 0; + } + } while (idx != start); + spin_unlock_bh(&pmap->lock); + + /* should not happen */ + pr_warn("cdev 0x%p, p#%u %s, next %u?\n", + cdev, csk->port_id, cdev->ports[csk->port_id]->name, + pmap->next); + return -EADDRNOTAVAIL; +} + +static void sock_put_port(struct cxgbi_sock *csk) +{ + struct cxgbi_device *cdev = csk->cdev; + struct cxgbi_ports_map *pmap = &cdev->pmap; + + if (csk->saddr.sin_port) { + int idx = ntohs(csk->saddr.sin_port) - pmap->sport_base; + + csk->saddr.sin_port = 0; + if (idx < 0 || idx >= pmap->max_connect) { + pr_err("cdev 0x%p, p#%u %s, port %u OOR.\n", + cdev, csk->port_id, + cdev->ports[csk->port_id]->name, + ntohs(csk->saddr.sin_port)); + return; + } + + spin_lock_bh(&pmap->lock); + pmap->port_csk[idx] = NULL; + pmap->used--; + spin_unlock_bh(&pmap->lock); + + log_debug(1 << CXGBI_DBG_SOCK, + "cdev 0x%p, p#%u %s, release %u.\n", + cdev, csk->port_id, cdev->ports[csk->port_id]->name, + pmap->sport_base + idx); + + cxgbi_sock_put(csk); + } +} + +/* + * iscsi tcp connection + */ +void cxgbi_sock_free_cpl_skbs(struct cxgbi_sock *csk) +{ + if (csk->cpl_close) { + kfree_skb(csk->cpl_close); + csk->cpl_close = NULL; + } + if (csk->cpl_abort_req) { + kfree_skb(csk->cpl_abort_req); + csk->cpl_abort_req = NULL; + } + if (csk->cpl_abort_rpl) { + kfree_skb(csk->cpl_abort_rpl); + csk->cpl_abort_rpl = NULL; + } +} +EXPORT_SYMBOL_GPL(cxgbi_sock_free_cpl_skbs); + +static struct cxgbi_sock *cxgbi_sock_create(struct cxgbi_device *cdev) +{ + struct cxgbi_sock *csk = kzalloc(sizeof(*csk), GFP_NOIO); + + if (!csk) { + pr_info("alloc csk %zu failed.\n", sizeof(*csk)); + return NULL; + } + + if (cdev->csk_alloc_cpls(csk) < 0) { + pr_info("csk 0x%p, alloc cpls failed.\n", csk); + kfree(csk); + return NULL; + } + + spin_lock_init(&csk->lock); + kref_init(&csk->refcnt); + skb_queue_head_init(&csk->receive_queue); + skb_queue_head_init(&csk->write_queue); + setup_timer(&csk->retry_timer, NULL, (unsigned long)csk); + rwlock_init(&csk->callback_lock); + csk->cdev = cdev; + csk->flags = 0; + cxgbi_sock_set_state(csk, CTP_CLOSED); + + log_debug(1 << CXGBI_DBG_SOCK, "cdev 0x%p, new csk 0x%p.\n", cdev, csk); + + return csk; +} + +static struct rtable *find_route_ipv4(__be32 saddr, __be32 daddr, + __be16 sport, __be16 dport, u8 tos) +{ + struct rtable *rt; + struct flowi fl = { + .oif = 0, + .nl_u = { + .ip4_u = { + .daddr = daddr, + .saddr = saddr, + .tos = tos } + }, + .proto = IPPROTO_TCP, + .uli_u = { + .ports = { + .sport = sport, + .dport = dport } + } + }; + + if (ip_route_output_flow(&init_net, &rt, &fl, NULL, 0)) + return NULL; + + return rt; +} + +static struct cxgbi_sock *cxgbi_check_route(struct sockaddr *dst_addr) +{ + struct sockaddr_in *daddr = (struct sockaddr_in *)dst_addr; + struct dst_entry *dst; + struct net_device *ndev; + struct cxgbi_device *cdev; + struct rtable *rt = NULL; + struct cxgbi_sock *csk = NULL; + unsigned int mtu = 0; + int port = 0xFFFF; + int err = 0; + + if (daddr->sin_family != AF_INET) { + pr_info("address family 0x%x NOT supported.\n", + daddr->sin_family); + err = -EAFNOSUPPORT; + goto err_out; + } + + rt = find_route_ipv4(0, daddr->sin_addr.s_addr, 0, daddr->sin_port, 0); + if (!rt) { + pr_info("no route to ipv4 0x%x, port %u.\n", + daddr->sin_addr.s_addr, daddr->sin_port); + err = -ENETUNREACH; + goto err_out; + } + dst = &rt->dst; + ndev = dst->neighbour->dev; + + if (rt->rt_flags & (RTCF_MULTICAST | RTCF_BROADCAST)) { + pr_info("multi-cast route %pI4, port %u, dev %s.\n", + &daddr->sin_addr.s_addr, ntohs(daddr->sin_port), + ndev->name); + err = -ENETUNREACH; + goto rel_rt; + } + + if (ndev->flags & IFF_LOOPBACK) { + ndev = ip_dev_find(&init_net, daddr->sin_addr.s_addr); + mtu = ndev->mtu; + pr_info("rt dev %s, loopback -> %s, mtu %u.\n", + dst->neighbour->dev->name, ndev->name, mtu); + } + + cdev = cxgbi_device_find_by_netdev(ndev, &port); + if (!cdev) { + pr_info("dst %pI4, %s, NOT cxgbi device.\n", + &daddr->sin_addr.s_addr, ndev->name); + err = -ENETUNREACH; + goto rel_rt; + } + log_debug(1 << CXGBI_DBG_SOCK, + "route to %pI4 :%u, ndev p#%d,%s, cdev 0x%p.\n", + &daddr->sin_addr.s_addr, ntohs(daddr->sin_port), + port, ndev->name, cdev); + + csk = cxgbi_sock_create(cdev); + if (!csk) { + err = -ENOMEM; + goto rel_rt; + } + csk->cdev = cdev; + csk->port_id = port; + csk->mtu = mtu; + csk->dst = dst; + csk->daddr.sin_addr.s_addr = daddr->sin_addr.s_addr; + csk->daddr.sin_port = daddr->sin_port; + csk->saddr.sin_addr.s_addr = rt->rt_src; + + return csk; + +rel_rt: + ip_rt_put(rt); + if (csk) + cxgbi_sock_closed(csk); +err_out: + return ERR_PTR(err); +} + +void cxgbi_sock_established(struct cxgbi_sock *csk, unsigned int snd_isn, + unsigned int opt) +{ + csk->write_seq = csk->snd_nxt = csk->snd_una = snd_isn; + dst_confirm(csk->dst); + smp_mb(); + cxgbi_sock_set_state(csk, CTP_ESTABLISHED); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_established); + +static void cxgbi_inform_iscsi_conn_closing(struct cxgbi_sock *csk) +{ + log_debug(1 << CXGBI_DBG_SOCK, + "csk 0x%p, state %u, flags 0x%lx, conn 0x%p.\n", + csk, csk->state, csk->flags, csk->user_data); + + if (csk->state != CTP_ESTABLISHED) { + read_lock_bh(&csk->callback_lock); + if (csk->user_data) + iscsi_conn_failure(csk->user_data, + ISCSI_ERR_CONN_FAILED); + read_unlock_bh(&csk->callback_lock); + } +} + +void cxgbi_sock_closed(struct cxgbi_sock *csk) +{ + log_debug(1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,0x%lx,%u.\n", + csk, (csk)->state, (csk)->flags, (csk)->tid); + cxgbi_sock_set_flag(csk, CTPF_ACTIVE_CLOSE_NEEDED); + if (csk->state == CTP_ACTIVE_OPEN || csk->state == CTP_CLOSED) + return; + if (csk->saddr.sin_port) + sock_put_port(csk); + if (csk->dst) + dst_release(csk->dst); + csk->cdev->csk_release_offload_resources(csk); + cxgbi_sock_set_state(csk, CTP_CLOSED); + cxgbi_inform_iscsi_conn_closing(csk); + cxgbi_sock_put(csk); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_closed); + +static void need_active_close(struct cxgbi_sock *csk) +{ + int data_lost; + int close_req = 0; + + log_debug(1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,0x%lx,%u.\n", + csk, (csk)->state, (csk)->flags, (csk)->tid); + spin_lock_bh(&csk->lock); + dst_confirm(csk->dst); + data_lost = skb_queue_len(&csk->receive_queue); + __skb_queue_purge(&csk->receive_queue); + + if (csk->state == CTP_ACTIVE_OPEN) + cxgbi_sock_set_flag(csk, CTPF_ACTIVE_CLOSE_NEEDED); + else if (csk->state == CTP_ESTABLISHED) { + close_req = 1; + cxgbi_sock_set_state(csk, CTP_ACTIVE_CLOSE); + } else if (csk->state == CTP_PASSIVE_CLOSE) { + close_req = 1; + cxgbi_sock_set_state(csk, CTP_CLOSE_WAIT_2); + } + + if (close_req) { + if (data_lost) + csk->cdev->csk_send_abort_req(csk); + else + csk->cdev->csk_send_close_req(csk); + } + + spin_unlock_bh(&csk->lock); +} + +void cxgbi_sock_fail_act_open(struct cxgbi_sock *csk, int errno) +{ + pr_info("csk 0x%p,%u,%lx, %pI4:%u-%pI4:%u, err %d.\n", + csk, csk->state, csk->flags, + &csk->saddr.sin_addr.s_addr, csk->saddr.sin_port, + &csk->daddr.sin_addr.s_addr, csk->daddr.sin_port, + errno); + + cxgbi_sock_set_state(csk, CTP_CONNECTING); + csk->err = errno; + cxgbi_sock_closed(csk); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_fail_act_open); + +void cxgbi_sock_act_open_req_arp_failure(void *handle, struct sk_buff *skb) +{ + struct cxgbi_sock *csk = (struct cxgbi_sock *)skb->sk; + + log_debug(1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,0x%lx,%u.\n", + csk, (csk)->state, (csk)->flags, (csk)->tid); + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + if (csk->state == CTP_ACTIVE_OPEN) + cxgbi_sock_fail_act_open(csk, -EHOSTUNREACH); + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); + __kfree_skb(skb); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_act_open_req_arp_failure); + +void cxgbi_sock_rcv_abort_rpl(struct cxgbi_sock *csk) +{ + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + if (cxgbi_sock_flag(csk, CTPF_ABORT_RPL_PENDING)) { + if (!cxgbi_sock_flag(csk, CTPF_ABORT_RPL_RCVD)) + cxgbi_sock_set_flag(csk, CTPF_ABORT_RPL_RCVD); + else { + cxgbi_sock_clear_flag(csk, CTPF_ABORT_RPL_RCVD); + cxgbi_sock_clear_flag(csk, CTPF_ABORT_RPL_PENDING); + if (cxgbi_sock_flag(csk, CTPF_ABORT_REQ_RCVD)) + pr_err("csk 0x%p,%u,0x%lx,%u,ABT_RPL_RSS.\n", + csk, csk->state, csk->flags, csk->tid); + cxgbi_sock_closed(csk); + } + } + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_rcv_abort_rpl); + +void cxgbi_sock_rcv_peer_close(struct cxgbi_sock *csk) +{ + log_debug(1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,0x%lx,%u.\n", + csk, (csk)->state, (csk)->flags, (csk)->tid); + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + + if (cxgbi_sock_flag(csk, CTPF_ABORT_RPL_PENDING)) + goto done; + + switch (csk->state) { + case CTP_ESTABLISHED: + cxgbi_sock_set_state(csk, CTP_PASSIVE_CLOSE); + break; + case CTP_ACTIVE_CLOSE: + cxgbi_sock_set_state(csk, CTP_CLOSE_WAIT_2); + break; + case CTP_CLOSE_WAIT_1: + cxgbi_sock_closed(csk); + break; + case CTP_ABORTING: + break; + default: + pr_err("csk 0x%p,%u,0x%lx,%u, bad state.\n", + csk, csk->state, csk->flags, csk->tid); + } + cxgbi_inform_iscsi_conn_closing(csk); +done: + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_rcv_peer_close); + +void cxgbi_sock_rcv_close_conn_rpl(struct cxgbi_sock *csk, u32 snd_nxt) +{ + log_debug(1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,0x%lx,%u.\n", + csk, (csk)->state, (csk)->flags, (csk)->tid); + cxgbi_sock_get(csk); + spin_lock_bh(&csk->lock); + + csk->snd_una = snd_nxt - 1; + if (cxgbi_sock_flag(csk, CTPF_ABORT_RPL_PENDING)) + goto done; + + switch (csk->state) { + case CTP_ACTIVE_CLOSE: + cxgbi_sock_set_state(csk, CTP_CLOSE_WAIT_1); + break; + case CTP_CLOSE_WAIT_1: + case CTP_CLOSE_WAIT_2: + cxgbi_sock_closed(csk); + break; + case CTP_ABORTING: + break; + default: + pr_err("csk 0x%p,%u,0x%lx,%u, bad state.\n", + csk, csk->state, csk->flags, csk->tid); + } +done: + spin_unlock_bh(&csk->lock); + cxgbi_sock_put(csk); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_rcv_close_conn_rpl); + +void cxgbi_sock_rcv_wr_ack(struct cxgbi_sock *csk, unsigned int credits, + unsigned int snd_una, int seq_chk) +{ + log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx,%u, cr %u,%u+%u, snd_una %u,%d.\n", + csk, csk->state, csk->flags, csk->tid, credits, + csk->wr_cred, csk->wr_una_cred, snd_una, seq_chk); + + spin_lock_bh(&csk->lock); + + csk->wr_cred += credits; + if (csk->wr_una_cred > csk->wr_max_cred - csk->wr_cred) + csk->wr_una_cred = csk->wr_max_cred - csk->wr_cred; + + while (credits) { + struct sk_buff *p = cxgbi_sock_peek_wr(csk); + + if (unlikely(!p)) { + pr_err("csk 0x%p,%u,0x%lx,%u, cr %u,%u+%u, empty.\n", + csk, csk->state, csk->flags, csk->tid, credits, + csk->wr_cred, csk->wr_una_cred); + break; + } + + if (unlikely(credits < p->csum)) { + pr_warn("csk 0x%p,%u,0x%lx,%u, cr %u,%u+%u, < %u.\n", + csk, csk->state, csk->flags, csk->tid, + credits, csk->wr_cred, csk->wr_una_cred, + p->csum); + p->csum -= credits; + break; + } else { + cxgbi_sock_dequeue_wr(csk); + credits -= p->csum; + kfree_skb(p); + } + } + + cxgbi_sock_check_wr_invariants(csk); + + if (seq_chk) { + if (unlikely(before(snd_una, csk->snd_una))) { + pr_warn("csk 0x%p,%u,0x%lx,%u, snd_una %u/%u.", + csk, csk->state, csk->flags, csk->tid, snd_una, + csk->snd_una); + goto done; + } + + if (csk->snd_una != snd_una) { + csk->snd_una = snd_una; + dst_confirm(csk->dst); + } + } + + if (skb_queue_len(&csk->write_queue)) { + if (csk->cdev->csk_push_tx_frames(csk, 0)) + cxgbi_conn_tx_open(csk); + } else + cxgbi_conn_tx_open(csk); +done: + spin_unlock_bh(&csk->lock); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_rcv_wr_ack); + +static unsigned int cxgbi_sock_find_best_mtu(struct cxgbi_sock *csk, + unsigned short mtu) +{ + int i = 0; + + while (i < csk->cdev->nmtus - 1 && csk->cdev->mtus[i + 1] <= mtu) + ++i; + + return i; +} + +unsigned int cxgbi_sock_select_mss(struct cxgbi_sock *csk, unsigned int pmtu) +{ + unsigned int idx; + struct dst_entry *dst = csk->dst; + + csk->advmss = dst_metric(dst, RTAX_ADVMSS); + + if (csk->advmss > pmtu - 40) + csk->advmss = pmtu - 40; + if (csk->advmss < csk->cdev->mtus[0] - 40) + csk->advmss = csk->cdev->mtus[0] - 40; + idx = cxgbi_sock_find_best_mtu(csk, csk->advmss + 40); + + return idx; +} +EXPORT_SYMBOL_GPL(cxgbi_sock_select_mss); + +void cxgbi_sock_skb_entail(struct cxgbi_sock *csk, struct sk_buff *skb) +{ + cxgbi_skcb_tcp_seq(skb) = csk->write_seq; + __skb_queue_tail(&csk->write_queue, skb); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_skb_entail); + +void cxgbi_sock_purge_wr_queue(struct cxgbi_sock *csk) +{ + struct sk_buff *skb; + + while ((skb = cxgbi_sock_dequeue_wr(csk)) != NULL) + kfree_skb(skb); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_purge_wr_queue); + +void cxgbi_sock_check_wr_invariants(const struct cxgbi_sock *csk) +{ + int pending = cxgbi_sock_count_pending_wrs(csk); + + if (unlikely(csk->wr_cred + pending != csk->wr_max_cred)) + pr_err("csk 0x%p, tid %u, credit %u + %u != %u.\n", + csk, csk->tid, csk->wr_cred, pending, csk->wr_max_cred); +} +EXPORT_SYMBOL_GPL(cxgbi_sock_check_wr_invariants); + +static int cxgbi_sock_send_pdus(struct cxgbi_sock *csk, struct sk_buff *skb) +{ + struct cxgbi_device *cdev = csk->cdev; + struct sk_buff *next; + int err, copied = 0; + + spin_lock_bh(&csk->lock); + + if (csk->state != CTP_ESTABLISHED) { + log_debug(1 << CXGBI_DBG_PDU_TX, + "csk 0x%p,%u,0x%lx,%u, EAGAIN.\n", + csk, csk->state, csk->flags, csk->tid); + err = -EAGAIN; + goto out_err; + } + + if (csk->err) { + log_debug(1 << CXGBI_DBG_PDU_TX, + "csk 0x%p,%u,0x%lx,%u, EPIPE %d.\n", + csk, csk->state, csk->flags, csk->tid, csk->err); + err = -EPIPE; + goto out_err; + } + + if (csk->write_seq - csk->snd_una >= cdev->snd_win) { + log_debug(1 << CXGBI_DBG_PDU_TX, + "csk 0x%p,%u,0x%lx,%u, FULL %u-%u >= %u.\n", + csk, csk->state, csk->flags, csk->tid, csk->write_seq, + csk->snd_una, cdev->snd_win); + err = -ENOBUFS; + goto out_err; + } + + while (skb) { + int frags = skb_shinfo(skb)->nr_frags + + (skb->len != skb->data_len); + + if (unlikely(skb_headroom(skb) < cdev->skb_tx_rsvd)) { + pr_err("csk 0x%p, skb head %u < %u.\n", + csk, skb_headroom(skb), cdev->skb_tx_rsvd); + err = -EINVAL; + goto out_err; + } + + if (frags >= SKB_WR_LIST_SIZE) { + pr_err("csk 0x%p, frags %d, %u,%u >%u.\n", + csk, skb_shinfo(skb)->nr_frags, skb->len, + skb->data_len, (uint)(SKB_WR_LIST_SIZE)); + err = -EINVAL; + goto out_err; + } + + next = skb->next; + skb->next = NULL; + cxgbi_skcb_set_flag(skb, SKCBF_TX_NEED_HDR); + cxgbi_sock_skb_entail(csk, skb); + copied += skb->len; + csk->write_seq += skb->len + + cxgbi_ulp_extra_len(cxgbi_skcb_ulp_mode(skb)); + skb = next; + } +done: + if (likely(skb_queue_len(&csk->write_queue))) + cdev->csk_push_tx_frames(csk, 1); + spin_unlock_bh(&csk->lock); + return copied; + +out_err: + if (copied == 0 && err == -EPIPE) + copied = csk->err ? csk->err : -EPIPE; + else + copied = err; + goto done; +} + +/* + * Direct Data Placement - + * Directly place the iSCSI Data-In or Data-Out PDU's payload into pre-posted + * final destination host-memory buffers based on the Initiator Task Tag (ITT) + * in Data-In or Target Task Tag (TTT) in Data-Out PDUs. + * The host memory address is programmed into h/w in the format of pagepod + * entries. + * The location of the pagepod entry is encoded into ddp tag which is used as + * the base for ITT/TTT. + */ + +static unsigned char ddp_page_order[DDP_PGIDX_MAX] = {0, 1, 2, 4}; +static unsigned char ddp_page_shift[DDP_PGIDX_MAX] = {12, 13, 14, 16}; +static unsigned char page_idx = DDP_PGIDX_MAX; + +static unsigned char sw_tag_idx_bits; +static unsigned char sw_tag_age_bits; + +/* + * Direct-Data Placement page size adjustment + */ +static int ddp_adjust_page_table(void) +{ + int i; + unsigned int base_order, order; + + if (PAGE_SIZE < (1UL << ddp_page_shift[0])) { + pr_info("PAGE_SIZE 0x%lx too small, min 0x%lx\n", + PAGE_SIZE, 1UL << ddp_page_shift[0]); + return -EINVAL; + } + + base_order = get_order(1UL << ddp_page_shift[0]); + order = get_order(1UL << PAGE_SHIFT); + + for (i = 0; i < DDP_PGIDX_MAX; i++) { + /* first is the kernel page size, then just doubling */ + ddp_page_order[i] = order - base_order + i; + ddp_page_shift[i] = PAGE_SHIFT + i; + } + return 0; +} + +static int ddp_find_page_index(unsigned long pgsz) +{ + int i; + + for (i = 0; i < DDP_PGIDX_MAX; i++) { + if (pgsz == (1UL << ddp_page_shift[i])) + return i; + } + pr_info("ddp page size %lu not supported.\n", pgsz); + return DDP_PGIDX_MAX; +} + +static void ddp_setup_host_page_size(void) +{ + if (page_idx == DDP_PGIDX_MAX) { + page_idx = ddp_find_page_index(PAGE_SIZE); + + if (page_idx == DDP_PGIDX_MAX) { + pr_info("system PAGE %lu, update hw.\n", PAGE_SIZE); + if (ddp_adjust_page_table() < 0) { + pr_info("PAGE %lu, disable ddp.\n", PAGE_SIZE); + return; + } + page_idx = ddp_find_page_index(PAGE_SIZE); + } + pr_info("system PAGE %lu, ddp idx %u.\n", PAGE_SIZE, page_idx); + } +} + +void cxgbi_ddp_page_size_factor(int *pgsz_factor) +{ + int i; + + for (i = 0; i < DDP_PGIDX_MAX; i++) + pgsz_factor[i] = ddp_page_order[i]; +} +EXPORT_SYMBOL_GPL(cxgbi_ddp_page_size_factor); + +/* + * DDP setup & teardown + */ + +void cxgbi_ddp_ppod_set(struct cxgbi_pagepod *ppod, + struct cxgbi_pagepod_hdr *hdr, + struct cxgbi_gather_list *gl, unsigned int gidx) +{ + int i; + + memcpy(ppod, hdr, sizeof(*hdr)); + for (i = 0; i < (PPOD_PAGES_MAX + 1); i++, gidx++) { + ppod->addr[i] = gidx < gl->nelem ? + cpu_to_be64(gl->phys_addr[gidx]) : 0ULL; + } +} +EXPORT_SYMBOL_GPL(cxgbi_ddp_ppod_set); + +void cxgbi_ddp_ppod_clear(struct cxgbi_pagepod *ppod) +{ + memset(ppod, 0, sizeof(*ppod)); +} +EXPORT_SYMBOL_GPL(cxgbi_ddp_ppod_clear); + +static inline int ddp_find_unused_entries(struct cxgbi_ddp_info *ddp, + unsigned int start, unsigned int max, + unsigned int count, + struct cxgbi_gather_list *gl) +{ + unsigned int i, j, k; + + /* not enough entries */ + if ((max - start) < count) { + log_debug(1 << CXGBI_DBG_DDP, + "NOT enough entries %u+%u < %u.\n", start, count, max); + return -EBUSY; + } + + max -= count; + spin_lock(&ddp->map_lock); + for (i = start; i < max;) { + for (j = 0, k = i; j < count; j++, k++) { + if (ddp->gl_map[k]) + break; + } + if (j == count) { + for (j = 0, k = i; j < count; j++, k++) + ddp->gl_map[k] = gl; + spin_unlock(&ddp->map_lock); + return i; + } + i += j + 1; + } + spin_unlock(&ddp->map_lock); + log_debug(1 << CXGBI_DBG_DDP, + "NO suitable entries %u available.\n", count); + return -EBUSY; +} + +static inline void ddp_unmark_entries(struct cxgbi_ddp_info *ddp, + int start, int count) +{ + spin_lock(&ddp->map_lock); + memset(&ddp->gl_map[start], 0, + count * sizeof(struct cxgbi_gather_list *)); + spin_unlock(&ddp->map_lock); +} + +static inline void ddp_gl_unmap(struct pci_dev *pdev, + struct cxgbi_gather_list *gl) +{ + int i; + + for (i = 0; i < gl->nelem; i++) + dma_unmap_page(&pdev->dev, gl->phys_addr[i], PAGE_SIZE, + PCI_DMA_FROMDEVICE); +} + +static inline int ddp_gl_map(struct pci_dev *pdev, + struct cxgbi_gather_list *gl) +{ + int i; + + for (i = 0; i < gl->nelem; i++) { + gl->phys_addr[i] = dma_map_page(&pdev->dev, gl->pages[i], 0, + PAGE_SIZE, + PCI_DMA_FROMDEVICE); + if (unlikely(dma_mapping_error(&pdev->dev, gl->phys_addr[i]))) { + log_debug(1 << CXGBI_DBG_DDP, + "page %d 0x%p, 0x%p dma mapping err.\n", + i, gl->pages[i], pdev); + goto unmap; + } + } + return i; +unmap: + if (i) { + unsigned int nelem = gl->nelem; + + gl->nelem = i; + ddp_gl_unmap(pdev, gl); + gl->nelem = nelem; + } + return -EINVAL; +} + +static void ddp_release_gl(struct cxgbi_gather_list *gl, + struct pci_dev *pdev) +{ + ddp_gl_unmap(pdev, gl); + kfree(gl); +} + +static struct cxgbi_gather_list *ddp_make_gl(unsigned int xferlen, + struct scatterlist *sgl, + unsigned int sgcnt, + struct pci_dev *pdev, + gfp_t gfp) +{ + struct cxgbi_gather_list *gl; + struct scatterlist *sg = sgl; + struct page *sgpage = sg_page(sg); + unsigned int sglen = sg->length; + unsigned int sgoffset = sg->offset; + unsigned int npages = (xferlen + sgoffset + PAGE_SIZE - 1) >> + PAGE_SHIFT; + int i = 1, j = 0; + + if (xferlen < DDP_THRESHOLD) { + log_debug(1 << CXGBI_DBG_DDP, + "xfer %u < threshold %u, no ddp.\n", + xferlen, DDP_THRESHOLD); + return NULL; + } + + gl = kzalloc(sizeof(struct cxgbi_gather_list) + + npages * (sizeof(dma_addr_t) + + sizeof(struct page *)), gfp); + if (!gl) { + log_debug(1 << CXGBI_DBG_DDP, + "xfer %u, %u pages, OOM.\n", xferlen, npages); + return NULL; + } + + log_debug(1 << CXGBI_DBG_DDP, + "xfer %u, sgl %u, gl max %u.\n", xferlen, sgcnt, npages); + + gl->pages = (struct page **)&gl->phys_addr[npages]; + gl->nelem = npages; + gl->length = xferlen; + gl->offset = sgoffset; + gl->pages[0] = sgpage; + + for (i = 1, sg = sg_next(sgl), j = 0; i < sgcnt; + i++, sg = sg_next(sg)) { + struct page *page = sg_page(sg); + + if (sgpage == page && sg->offset == sgoffset + sglen) + sglen += sg->length; + else { + /* make sure the sgl is fit for ddp: + * each has the same page size, and + * all of the middle pages are used completely + */ + if ((j && sgoffset) || ((i != sgcnt - 1) && + ((sglen + sgoffset) & ~PAGE_MASK))) { + log_debug(1 << CXGBI_DBG_DDP, + "page %d/%u, %u + %u.\n", + i, sgcnt, sgoffset, sglen); + goto error_out; + } + + j++; + if (j == gl->nelem || sg->offset) { + log_debug(1 << CXGBI_DBG_DDP, + "page %d/%u, offset %u.\n", + j, gl->nelem, sg->offset); + goto error_out; + } + gl->pages[j] = page; + sglen = sg->length; + sgoffset = sg->offset; + sgpage = page; + } + } + gl->nelem = ++j; + + if (ddp_gl_map(pdev, gl) < 0) + goto error_out; + + return gl; + +error_out: + kfree(gl); + return NULL; +} + +static void ddp_tag_release(struct cxgbi_hba *chba, u32 tag) +{ + struct cxgbi_device *cdev = chba->cdev; + struct cxgbi_ddp_info *ddp = cdev->ddp; + u32 idx; + + idx = (tag >> PPOD_IDX_SHIFT) & ddp->idx_mask; + if (idx < ddp->nppods) { + struct cxgbi_gather_list *gl = ddp->gl_map[idx]; + unsigned int npods; + + if (!gl || !gl->nelem) { + pr_warn("tag 0x%x, idx %u, gl 0x%p, %u.\n", + tag, idx, gl, gl ? gl->nelem : 0); + return; + } + npods = (gl->nelem + PPOD_PAGES_MAX - 1) >> PPOD_PAGES_SHIFT; + log_debug(1 << CXGBI_DBG_DDP, + "tag 0x%x, release idx %u, npods %u.\n", + tag, idx, npods); + cdev->csk_ddp_clear(chba, tag, idx, npods); + ddp_unmark_entries(ddp, idx, npods); + ddp_release_gl(gl, ddp->pdev); + } else + pr_warn("tag 0x%x, idx %u > max %u.\n", tag, idx, ddp->nppods); +} + +static int ddp_tag_reserve(struct cxgbi_sock *csk, unsigned int tid, + u32 sw_tag, u32 *tagp, struct cxgbi_gather_list *gl, + gfp_t gfp) +{ + struct cxgbi_device *cdev = csk->cdev; + struct cxgbi_ddp_info *ddp = cdev->ddp; + struct cxgbi_tag_format *tformat = &cdev->tag_format; + struct cxgbi_pagepod_hdr hdr; + unsigned int npods; + int idx = -1; + int err = -ENOMEM; + u32 tag; + + npods = (gl->nelem + PPOD_PAGES_MAX - 1) >> PPOD_PAGES_SHIFT; + if (ddp->idx_last == ddp->nppods) + idx = ddp_find_unused_entries(ddp, 0, ddp->nppods, + npods, gl); + else { + idx = ddp_find_unused_entries(ddp, ddp->idx_last + 1, + ddp->nppods, npods, + gl); + if (idx < 0 && ddp->idx_last >= npods) { + idx = ddp_find_unused_entries(ddp, 0, + min(ddp->idx_last + npods, ddp->nppods), + npods, gl); + } + } + if (idx < 0) { + log_debug(1 << CXGBI_DBG_DDP, + "xferlen %u, gl %u, npods %u NO DDP.\n", + gl->length, gl->nelem, npods); + return idx; + } + + if (cdev->csk_ddp_alloc_gl_skb) { + err = cdev->csk_ddp_alloc_gl_skb(ddp, idx, npods, gfp); + if (err < 0) + goto unmark_entries; + } + + tag = cxgbi_ddp_tag_base(tformat, sw_tag); + tag |= idx << PPOD_IDX_SHIFT; + + hdr.rsvd = 0; + hdr.vld_tid = htonl(PPOD_VALID_FLAG | PPOD_TID(tid)); + hdr.pgsz_tag_clr = htonl(tag & ddp->rsvd_tag_mask); + hdr.max_offset = htonl(gl->length); + hdr.page_offset = htonl(gl->offset); + + err = cdev->csk_ddp_set(csk, &hdr, idx, npods, gl); + if (err < 0) { + if (cdev->csk_ddp_free_gl_skb) + cdev->csk_ddp_free_gl_skb(ddp, idx, npods); + goto unmark_entries; + } + + ddp->idx_last = idx; + log_debug(1 << CXGBI_DBG_DDP, + "xfer %u, gl %u,%u, tid 0x%x, tag 0x%x->0x%x(%u,%u).\n", + gl->length, gl->nelem, gl->offset, tid, sw_tag, tag, idx, + npods); + *tagp = tag; + return 0; + +unmark_entries: + ddp_unmark_entries(ddp, idx, npods); + return err; +} + +int cxgbi_ddp_reserve(struct cxgbi_sock *csk, unsigned int *tagp, + unsigned int sw_tag, unsigned int xferlen, + struct scatterlist *sgl, unsigned int sgcnt, gfp_t gfp) +{ + struct cxgbi_device *cdev = csk->cdev; + struct cxgbi_tag_format *tformat = &cdev->tag_format; + struct cxgbi_gather_list *gl; + int err; + + if (page_idx >= DDP_PGIDX_MAX || !cdev->ddp || + xferlen < DDP_THRESHOLD) { + log_debug(1 << CXGBI_DBG_DDP, + "pgidx %u, xfer %u, NO ddp.\n", page_idx, xferlen); + return -EINVAL; + } + + if (!cxgbi_sw_tag_usable(tformat, sw_tag)) { + log_debug(1 << CXGBI_DBG_DDP, + "sw_tag 0x%x NOT usable.\n", sw_tag); + return -EINVAL; + } + + gl = ddp_make_gl(xferlen, sgl, sgcnt, cdev->pdev, gfp); + if (!gl) + return -ENOMEM; + + err = ddp_tag_reserve(csk, csk->tid, sw_tag, tagp, gl, gfp); + if (err < 0) + ddp_release_gl(gl, cdev->pdev); + + return err; +} + +static void ddp_destroy(struct kref *kref) +{ + struct cxgbi_ddp_info *ddp = container_of(kref, + struct cxgbi_ddp_info, + refcnt); + struct cxgbi_device *cdev = ddp->cdev; + int i = 0; + + pr_info("kref 0, destroy ddp 0x%p, cdev 0x%p.\n", ddp, cdev); + + while (i < ddp->nppods) { + struct cxgbi_gather_list *gl = ddp->gl_map[i]; + + if (gl) { + int npods = (gl->nelem + PPOD_PAGES_MAX - 1) + >> PPOD_PAGES_SHIFT; + pr_info("cdev 0x%p, ddp %d + %d.\n", cdev, i, npods); + kfree(gl); + if (cdev->csk_ddp_free_gl_skb) + cdev->csk_ddp_free_gl_skb(ddp, i, npods); + i += npods; + } else + i++; + } + cxgbi_free_big_mem(ddp); +} + +int cxgbi_ddp_cleanup(struct cxgbi_device *cdev) +{ + struct cxgbi_ddp_info *ddp = cdev->ddp; + + log_debug(1 << CXGBI_DBG_DDP, + "cdev 0x%p, release ddp 0x%p.\n", cdev, ddp); + cdev->ddp = NULL; + if (ddp) + return kref_put(&ddp->refcnt, ddp_destroy); + return 0; +} +EXPORT_SYMBOL_GPL(cxgbi_ddp_cleanup); + +int cxgbi_ddp_init(struct cxgbi_device *cdev, + unsigned int llimit, unsigned int ulimit, + unsigned int max_txsz, unsigned int max_rxsz) +{ + struct cxgbi_ddp_info *ddp; + unsigned int ppmax, bits; + + ppmax = (ulimit - llimit + 1) >> PPOD_SIZE_SHIFT; + bits = __ilog2_u32(ppmax) + 1; + if (bits > PPOD_IDX_MAX_SIZE) + bits = PPOD_IDX_MAX_SIZE; + ppmax = (1 << (bits - 1)) - 1; + + ddp = cxgbi_alloc_big_mem(sizeof(struct cxgbi_ddp_info) + + ppmax * (sizeof(struct cxgbi_gather_list *) + + sizeof(struct sk_buff *)), + GFP_KERNEL); + if (!ddp) { + pr_warn("cdev 0x%p, ddp ppmax %u OOM.\n", cdev, ppmax); + return -ENOMEM; + } + ddp->gl_map = (struct cxgbi_gather_list **)(ddp + 1); + ddp->gl_skb = (struct sk_buff **)(((char *)ddp->gl_map) + + ppmax * sizeof(struct cxgbi_gather_list *)); + cdev->ddp = ddp; + + spin_lock_init(&ddp->map_lock); + kref_init(&ddp->refcnt); + + ddp->cdev = cdev; + ddp->pdev = cdev->pdev; + ddp->llimit = llimit; + ddp->ulimit = ulimit; + ddp->max_txsz = min_t(unsigned int, max_txsz, ULP2_MAX_PKT_SIZE); + ddp->max_rxsz = min_t(unsigned int, max_rxsz, ULP2_MAX_PKT_SIZE); + ddp->nppods = ppmax; + ddp->idx_last = ppmax; + ddp->idx_bits = bits; + ddp->idx_mask = (1 << bits) - 1; + ddp->rsvd_tag_mask = (1 << (bits + PPOD_IDX_SHIFT)) - 1; + + cdev->tag_format.sw_bits = sw_tag_idx_bits + sw_tag_age_bits; + cdev->tag_format.rsvd_bits = ddp->idx_bits; + cdev->tag_format.rsvd_shift = PPOD_IDX_SHIFT; + cdev->tag_format.rsvd_mask = (1 << cdev->tag_format.rsvd_bits) - 1; + + pr_info("%s tag format, sw %u, rsvd %u,%u, mask 0x%x.\n", + cdev->ports[0]->name, cdev->tag_format.sw_bits, + cdev->tag_format.rsvd_bits, cdev->tag_format.rsvd_shift, + cdev->tag_format.rsvd_mask); + + cdev->tx_max_size = min_t(unsigned int, ULP2_MAX_PDU_PAYLOAD, + ddp->max_txsz - ISCSI_PDU_NONPAYLOAD_LEN); + cdev->rx_max_size = min_t(unsigned int, ULP2_MAX_PDU_PAYLOAD, + ddp->max_rxsz - ISCSI_PDU_NONPAYLOAD_LEN); + + log_debug(1 << CXGBI_DBG_DDP, + "%s max payload size: %u/%u, %u/%u.\n", + cdev->ports[0]->name, cdev->tx_max_size, ddp->max_txsz, + cdev->rx_max_size, ddp->max_rxsz); + return 0; +} +EXPORT_SYMBOL_GPL(cxgbi_ddp_init); + +/* + * APIs interacting with open-iscsi libraries + */ + +static unsigned char padding[4]; + +static void task_release_itt(struct iscsi_task *task, itt_t hdr_itt) +{ + struct scsi_cmnd *sc = task->sc; + struct iscsi_tcp_conn *tcp_conn = task->conn->dd_data; + struct cxgbi_conn *cconn = tcp_conn->dd_data; + struct cxgbi_hba *chba = cconn->chba; + struct cxgbi_tag_format *tformat = &chba->cdev->tag_format; + u32 tag = ntohl((__force u32)hdr_itt); + + log_debug(1 << CXGBI_DBG_DDP, + "cdev 0x%p, release tag 0x%x.\n", chba->cdev, tag); + if (sc && + (scsi_bidi_cmnd(sc) || sc->sc_data_direction == DMA_FROM_DEVICE) && + cxgbi_is_ddp_tag(tformat, tag)) + ddp_tag_release(chba, tag); +} + +static int task_reserve_itt(struct iscsi_task *task, itt_t *hdr_itt) +{ + struct scsi_cmnd *sc = task->sc; + struct iscsi_conn *conn = task->conn; + struct iscsi_session *sess = conn->session; + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + struct cxgbi_conn *cconn = tcp_conn->dd_data; + struct cxgbi_hba *chba = cconn->chba; + struct cxgbi_tag_format *tformat = &chba->cdev->tag_format; + u32 sw_tag = (sess->age << cconn->task_idx_bits) | task->itt; + u32 tag = 0; + int err = -EINVAL; + + if (sc && + (scsi_bidi_cmnd(sc) || sc->sc_data_direction == DMA_FROM_DEVICE)) { + err = cxgbi_ddp_reserve(cconn->cep->csk, &tag, sw_tag, + scsi_in(sc)->length, + scsi_in(sc)->table.sgl, + scsi_in(sc)->table.nents, + GFP_ATOMIC); + if (err < 0) + log_debug(1 << CXGBI_DBG_DDP, + "csk 0x%p, R task 0x%p, %u,%u, no ddp.\n", + cconn->cep->csk, task, scsi_in(sc)->length, + scsi_in(sc)->table.nents); + } + + if (err < 0) + tag = cxgbi_set_non_ddp_tag(tformat, sw_tag); + /* the itt need to sent in big-endian order */ + *hdr_itt = (__force itt_t)htonl(tag); + + log_debug(1 << CXGBI_DBG_DDP, + "cdev 0x%p, task 0x%p, 0x%x(0x%x,0x%x)->0x%x/0x%x.\n", + chba->cdev, task, sw_tag, task->itt, sess->age, tag, *hdr_itt); + return 0; +} + +void cxgbi_parse_pdu_itt(struct iscsi_conn *conn, itt_t itt, int *idx, int *age) +{ + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + struct cxgbi_conn *cconn = tcp_conn->dd_data; + struct cxgbi_device *cdev = cconn->chba->cdev; + u32 tag = ntohl((__force u32) itt); + u32 sw_bits; + + sw_bits = cxgbi_tag_nonrsvd_bits(&cdev->tag_format, tag); + if (idx) + *idx = sw_bits & ((1 << cconn->task_idx_bits) - 1); + if (age) + *age = (sw_bits >> cconn->task_idx_bits) & ISCSI_AGE_MASK; + + log_debug(1 << CXGBI_DBG_DDP, + "cdev 0x%p, tag 0x%x/0x%x, -> 0x%x(0x%x,0x%x).\n", + cdev, tag, itt, sw_bits, idx ? *idx : 0xFFFFF, + age ? *age : 0xFF); +} +EXPORT_SYMBOL_GPL(cxgbi_parse_pdu_itt); + +void cxgbi_conn_tx_open(struct cxgbi_sock *csk) +{ + struct iscsi_conn *conn = csk->user_data; + + if (conn) { + log_debug(1 << CXGBI_DBG_SOCK, + "csk 0x%p, cid %d.\n", csk, conn->id); + iscsi_conn_queue_work(conn); + } +} +EXPORT_SYMBOL_GPL(cxgbi_conn_tx_open); + +/* + * pdu receive, interact with libiscsi_tcp + */ +static inline int read_pdu_skb(struct iscsi_conn *conn, + struct sk_buff *skb, + unsigned int offset, + int offloaded) +{ + int status = 0; + int bytes_read; + + bytes_read = iscsi_tcp_recv_skb(conn, skb, offset, offloaded, &status); + switch (status) { + case ISCSI_TCP_CONN_ERR: + pr_info("skb 0x%p, off %u, %d, TCP_ERR.\n", + skb, offset, offloaded); + return -EIO; + case ISCSI_TCP_SUSPENDED: + log_debug(1 << CXGBI_DBG_PDU_RX, + "skb 0x%p, off %u, %d, TCP_SUSPEND, rc %d.\n", + skb, offset, offloaded, bytes_read); + /* no transfer - just have caller flush queue */ + return bytes_read; + case ISCSI_TCP_SKB_DONE: + pr_info("skb 0x%p, off %u, %d, TCP_SKB_DONE.\n", + skb, offset, offloaded); + /* + * pdus should always fit in the skb and we should get + * segment done notifcation. + */ + iscsi_conn_printk(KERN_ERR, conn, "Invalid pdu or skb."); + return -EFAULT; + case ISCSI_TCP_SEGMENT_DONE: + log_debug(1 << CXGBI_DBG_PDU_RX, + "skb 0x%p, off %u, %d, TCP_SEG_DONE, rc %d.\n", + skb, offset, offloaded, bytes_read); + return bytes_read; + default: + pr_info("skb 0x%p, off %u, %d, invalid status %d.\n", + skb, offset, offloaded, status); + return -EINVAL; + } +} + +static int skb_read_pdu_bhs(struct iscsi_conn *conn, struct sk_buff *skb) +{ + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + + log_debug(1 << CXGBI_DBG_PDU_RX, + "conn 0x%p, skb 0x%p, len %u, flag 0x%lx.\n", + conn, skb, skb->len, cxgbi_skcb_flags(skb)); + + if (!iscsi_tcp_recv_segment_is_hdr(tcp_conn)) { + pr_info("conn 0x%p, skb 0x%p, not hdr.\n", conn, skb); + iscsi_conn_failure(conn, ISCSI_ERR_PROTO); + return -EIO; + } + + if (conn->hdrdgst_en && + cxgbi_skcb_test_flag(skb, SKCBF_RX_HCRC_ERR)) { + pr_info("conn 0x%p, skb 0x%p, hcrc.\n", conn, skb); + iscsi_conn_failure(conn, ISCSI_ERR_HDR_DGST); + return -EIO; + } + + return read_pdu_skb(conn, skb, 0, 0); +} + +static int skb_read_pdu_data(struct iscsi_conn *conn, struct sk_buff *lskb, + struct sk_buff *skb, unsigned int offset) +{ + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + bool offloaded = 0; + int opcode = tcp_conn->in.hdr->opcode & ISCSI_OPCODE_MASK; + + log_debug(1 << CXGBI_DBG_PDU_RX, + "conn 0x%p, skb 0x%p, len %u, flag 0x%lx.\n", + conn, skb, skb->len, cxgbi_skcb_flags(skb)); + + if (conn->datadgst_en && + cxgbi_skcb_test_flag(lskb, SKCBF_RX_DCRC_ERR)) { + pr_info("conn 0x%p, skb 0x%p, dcrc 0x%lx.\n", + conn, lskb, cxgbi_skcb_flags(lskb)); + iscsi_conn_failure(conn, ISCSI_ERR_DATA_DGST); + return -EIO; + } + + if (iscsi_tcp_recv_segment_is_hdr(tcp_conn)) + return 0; + + /* coalesced, add header digest length */ + if (lskb == skb && conn->hdrdgst_en) + offset += ISCSI_DIGEST_SIZE; + + if (cxgbi_skcb_test_flag(lskb, SKCBF_RX_DATA_DDPD)) + offloaded = 1; + + if (opcode == ISCSI_OP_SCSI_DATA_IN) + log_debug(1 << CXGBI_DBG_PDU_RX, + "skb 0x%p, op 0x%x, itt 0x%x, %u %s ddp'ed.\n", + skb, opcode, ntohl(tcp_conn->in.hdr->itt), + tcp_conn->in.datalen, offloaded ? "is" : "not"); + + return read_pdu_skb(conn, skb, offset, offloaded); +} + +static void csk_return_rx_credits(struct cxgbi_sock *csk, int copied) +{ + struct cxgbi_device *cdev = csk->cdev; + int must_send; + u32 credits; + + log_debug(1 << CXGBI_DBG_PDU_RX, + "csk 0x%p,%u,0x%lu,%u, seq %u, wup %u, thre %u, %u.\n", + csk, csk->state, csk->flags, csk->tid, csk->copied_seq, + csk->rcv_wup, cdev->rx_credit_thres, + cdev->rcv_win); + + if (csk->state != CTP_ESTABLISHED) + return; + + credits = csk->copied_seq - csk->rcv_wup; + if (unlikely(!credits)) + return; + if (unlikely(cdev->rx_credit_thres == 0)) + return; + + must_send = credits + 16384 >= cdev->rcv_win; + if (must_send || credits >= cdev->rx_credit_thres) + csk->rcv_wup += cdev->csk_send_rx_credits(csk, credits); +} + +void cxgbi_conn_pdu_ready(struct cxgbi_sock *csk) +{ + struct cxgbi_device *cdev = csk->cdev; + struct iscsi_conn *conn = csk->user_data; + struct sk_buff *skb; + unsigned int read = 0; + int err = 0; + + log_debug(1 << CXGBI_DBG_PDU_RX, + "csk 0x%p, conn 0x%p.\n", csk, conn); + + if (unlikely(!conn || conn->suspend_rx)) { + log_debug(1 << CXGBI_DBG_PDU_RX, + "csk 0x%p, conn 0x%p, id %d, suspend_rx %lu!\n", + csk, conn, conn ? conn->id : 0xFF, + conn ? conn->suspend_rx : 0xFF); + return; + } + + while (!err) { + skb = skb_peek(&csk->receive_queue); + if (!skb || + !(cxgbi_skcb_test_flag(skb, SKCBF_RX_STATUS))) { + if (skb) + log_debug(1 << CXGBI_DBG_PDU_RX, + "skb 0x%p, NOT ready 0x%lx.\n", + skb, cxgbi_skcb_flags(skb)); + break; + } + __skb_unlink(skb, &csk->receive_queue); + + read += cxgbi_skcb_rx_pdulen(skb); + log_debug(1 << CXGBI_DBG_PDU_RX, + "csk 0x%p, skb 0x%p,%u,f 0x%lx, pdu len %u.\n", + csk, skb, skb->len, cxgbi_skcb_flags(skb), + cxgbi_skcb_rx_pdulen(skb)); + + if (cxgbi_skcb_test_flag(skb, SKCBF_RX_COALESCED)) { + err = skb_read_pdu_bhs(conn, skb); + if (err < 0) { + pr_err("coalesced bhs, csk 0x%p, skb 0x%p,%u, " + "f 0x%lx, plen %u.\n", + csk, skb, skb->len, + cxgbi_skcb_flags(skb), + cxgbi_skcb_rx_pdulen(skb)); + goto skb_done; + } + err = skb_read_pdu_data(conn, skb, skb, + err + cdev->skb_rx_extra); + if (err < 0) + pr_err("coalesced data, csk 0x%p, skb 0x%p,%u, " + "f 0x%lx, plen %u.\n", + csk, skb, skb->len, + cxgbi_skcb_flags(skb), + cxgbi_skcb_rx_pdulen(skb)); + } else { + err = skb_read_pdu_bhs(conn, skb); + if (err < 0) { + pr_err("bhs, csk 0x%p, skb 0x%p,%u, " + "f 0x%lx, plen %u.\n", + csk, skb, skb->len, + cxgbi_skcb_flags(skb), + cxgbi_skcb_rx_pdulen(skb)); + goto skb_done; + } + + if (cxgbi_skcb_test_flag(skb, SKCBF_RX_DATA)) { + struct sk_buff *dskb; + + dskb = skb_peek(&csk->receive_queue); + if (!dskb) { + pr_err("csk 0x%p, skb 0x%p,%u, f 0x%lx," + " plen %u, NO data.\n", + csk, skb, skb->len, + cxgbi_skcb_flags(skb), + cxgbi_skcb_rx_pdulen(skb)); + err = -EIO; + goto skb_done; + } + __skb_unlink(dskb, &csk->receive_queue); + + err = skb_read_pdu_data(conn, skb, dskb, 0); + if (err < 0) + pr_err("data, csk 0x%p, skb 0x%p,%u, " + "f 0x%lx, plen %u, dskb 0x%p," + "%u.\n", + csk, skb, skb->len, + cxgbi_skcb_flags(skb), + cxgbi_skcb_rx_pdulen(skb), + dskb, dskb->len); + __kfree_skb(dskb); + } else + err = skb_read_pdu_data(conn, skb, skb, 0); + } +skb_done: + __kfree_skb(skb); + + if (err < 0) + break; + } + + log_debug(1 << CXGBI_DBG_PDU_RX, "csk 0x%p, read %u.\n", csk, read); + if (read) { + csk->copied_seq += read; + csk_return_rx_credits(csk, read); + conn->rxdata_octets += read; + } + + if (err < 0) { + pr_info("csk 0x%p, 0x%p, rx failed %d, read %u.\n", + csk, conn, err, read); + iscsi_conn_failure(conn, ISCSI_ERR_CONN_FAILED); + } +} +EXPORT_SYMBOL_GPL(cxgbi_conn_pdu_ready); + +static int sgl_seek_offset(struct scatterlist *sgl, unsigned int sgcnt, + unsigned int offset, unsigned int *off, + struct scatterlist **sgp) +{ + int i; + struct scatterlist *sg; + + for_each_sg(sgl, sg, sgcnt, i) { + if (offset < sg->length) { + *off = offset; + *sgp = sg; + return 0; + } + offset -= sg->length; + } + return -EFAULT; +} + +static int sgl_read_to_frags(struct scatterlist *sg, unsigned int sgoffset, + unsigned int dlen, skb_frag_t *frags, + int frag_max) +{ + unsigned int datalen = dlen; + unsigned int sglen = sg->length - sgoffset; + struct page *page = sg_page(sg); + int i; + + i = 0; + do { + unsigned int copy; + + if (!sglen) { + sg = sg_next(sg); + if (!sg) { + pr_warn("sg %d NULL, len %u/%u.\n", + i, datalen, dlen); + return -EINVAL; + } + sgoffset = 0; + sglen = sg->length; + page = sg_page(sg); + + } + copy = min(datalen, sglen); + if (i && page == frags[i - 1].page && + sgoffset + sg->offset == + frags[i - 1].page_offset + frags[i - 1].size) { + frags[i - 1].size += copy; + } else { + if (i >= frag_max) { + pr_warn("too many pages %u, dlen %u.\n", + frag_max, dlen); + return -EINVAL; + } + + frags[i].page = page; + frags[i].page_offset = sg->offset + sgoffset; + frags[i].size = copy; + i++; + } + datalen -= copy; + sgoffset += copy; + sglen -= copy; + } while (datalen); + + return i; +} + +int cxgbi_conn_alloc_pdu(struct iscsi_task *task, u8 opcode) +{ + struct iscsi_tcp_conn *tcp_conn = task->conn->dd_data; + struct cxgbi_conn *cconn = tcp_conn->dd_data; + struct cxgbi_device *cdev = cconn->chba->cdev; + struct iscsi_conn *conn = task->conn; + struct iscsi_tcp_task *tcp_task = task->dd_data; + struct cxgbi_task_data *tdata = iscsi_task_cxgbi_data(task); + struct scsi_cmnd *sc = task->sc; + int headroom = SKB_TX_ISCSI_PDU_HEADER_MAX; + + tcp_task->dd_data = tdata; + task->hdr = NULL; + + if (SKB_MAX_HEAD(cdev->skb_tx_rsvd) > (512 * MAX_SKB_FRAGS) && + (opcode == ISCSI_OP_SCSI_DATA_OUT || + (opcode == ISCSI_OP_SCSI_CMD && + (scsi_bidi_cmnd(sc) || sc->sc_data_direction == DMA_TO_DEVICE)))) + /* data could goes into skb head */ + headroom += min_t(unsigned int, + SKB_MAX_HEAD(cdev->skb_tx_rsvd), + conn->max_xmit_dlength); + + tdata->skb = alloc_skb(cdev->skb_tx_rsvd + headroom, GFP_ATOMIC); + if (!tdata->skb) { + pr_warn("alloc skb %u+%u, opcode 0x%x failed.\n", + cdev->skb_tx_rsvd, headroom, opcode); + return -ENOMEM; + } + + skb_reserve(tdata->skb, cdev->skb_tx_rsvd); + task->hdr = (struct iscsi_hdr *)tdata->skb->data; + task->hdr_max = SKB_TX_ISCSI_PDU_HEADER_MAX; /* BHS + AHS */ + + /* data_out uses scsi_cmd's itt */ + if (opcode != ISCSI_OP_SCSI_DATA_OUT) + task_reserve_itt(task, &task->hdr->itt); + + log_debug(1 << CXGBI_DBG_ISCSI | 1 << CXGBI_DBG_PDU_TX, + "task 0x%p, op 0x%x, skb 0x%p,%u+%u/%u, itt 0x%x.\n", + task, opcode, tdata->skb, cdev->skb_tx_rsvd, headroom, + conn->max_xmit_dlength, ntohl(task->hdr->itt)); + + return 0; +} +EXPORT_SYMBOL_GPL(cxgbi_conn_alloc_pdu); + +static inline void tx_skb_setmode(struct sk_buff *skb, int hcrc, int dcrc) +{ + u8 submode = 0; + + if (hcrc) + submode |= 1; + if (dcrc) + submode |= 2; + cxgbi_skcb_ulp_mode(skb) = (ULP2_MODE_ISCSI << 4) | submode; +} + +int cxgbi_conn_init_pdu(struct iscsi_task *task, unsigned int offset, + unsigned int count) +{ + struct iscsi_conn *conn = task->conn; + struct cxgbi_task_data *tdata = iscsi_task_cxgbi_data(task); + struct sk_buff *skb = tdata->skb; + unsigned int datalen = count; + int i, padlen = iscsi_padding(count); + struct page *pg; + + log_debug(1 << CXGBI_DBG_ISCSI | 1 << CXGBI_DBG_PDU_TX, + "task 0x%p,0x%p, skb 0x%p, 0x%x,0x%x,0x%x, %u+%u.\n", + task, task->sc, skb, (*skb->data) & ISCSI_OPCODE_MASK, + ntohl(task->cmdsn), ntohl(task->hdr->itt), offset, count); + + skb_put(skb, task->hdr_len); + tx_skb_setmode(skb, conn->hdrdgst_en, datalen ? conn->datadgst_en : 0); + if (!count) + return 0; + + if (task->sc) { + struct scsi_data_buffer *sdb = scsi_out(task->sc); + struct scatterlist *sg = NULL; + int err; + + tdata->offset = offset; + tdata->count = count; + err = sgl_seek_offset( + sdb->table.sgl, sdb->table.nents, + tdata->offset, &tdata->sgoffset, &sg); + if (err < 0) { + pr_warn("tpdu, sgl %u, bad offset %u/%u.\n", + sdb->table.nents, tdata->offset, sdb->length); + return err; + } + err = sgl_read_to_frags(sg, tdata->sgoffset, tdata->count, + tdata->frags, MAX_PDU_FRAGS); + if (err < 0) { + pr_warn("tpdu, sgl %u, bad offset %u + %u.\n", + sdb->table.nents, tdata->offset, tdata->count); + return err; + } + tdata->nr_frags = err; + + if (tdata->nr_frags > MAX_SKB_FRAGS || + (padlen && tdata->nr_frags == MAX_SKB_FRAGS)) { + char *dst = skb->data + task->hdr_len; + skb_frag_t *frag = tdata->frags; + + /* data fits in the skb's headroom */ + for (i = 0; i < tdata->nr_frags; i++, frag++) { + char *src = kmap_atomic(frag->page, + KM_SOFTIRQ0); + + memcpy(dst, src+frag->page_offset, frag->size); + dst += frag->size; + kunmap_atomic(src, KM_SOFTIRQ0); + } + if (padlen) { + memset(dst, 0, padlen); + padlen = 0; + } + skb_put(skb, count + padlen); + } else { + /* data fit into frag_list */ + for (i = 0; i < tdata->nr_frags; i++) + get_page(tdata->frags[i].page); + + memcpy(skb_shinfo(skb)->frags, tdata->frags, + sizeof(skb_frag_t) * tdata->nr_frags); + skb_shinfo(skb)->nr_frags = tdata->nr_frags; + skb->len += count; + skb->data_len += count; + skb->truesize += count; + } + + } else { + pg = virt_to_page(task->data); + + get_page(pg); + skb_fill_page_desc(skb, 0, pg, offset_in_page(task->data), + count); + skb->len += count; + skb->data_len += count; + skb->truesize += count; + } + + if (padlen) { + i = skb_shinfo(skb)->nr_frags; + skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, + virt_to_page(padding), offset_in_page(padding), + padlen); + + skb->data_len += padlen; + skb->truesize += padlen; + skb->len += padlen; + } + + return 0; +} +EXPORT_SYMBOL_GPL(cxgbi_conn_init_pdu); + +int cxgbi_conn_xmit_pdu(struct iscsi_task *task) +{ + struct iscsi_tcp_conn *tcp_conn = task->conn->dd_data; + struct cxgbi_conn *cconn = tcp_conn->dd_data; + struct cxgbi_task_data *tdata = iscsi_task_cxgbi_data(task); + struct sk_buff *skb = tdata->skb; + unsigned int datalen; + int err; + + if (!skb) { + log_debug(1 << CXGBI_DBG_ISCSI | 1 << CXGBI_DBG_PDU_TX, + "task 0x%p, skb NULL.\n", task); + return 0; + } + + datalen = skb->data_len; + tdata->skb = NULL; + err = cxgbi_sock_send_pdus(cconn->cep->csk, skb); + if (err > 0) { + int pdulen = err; + + log_debug(1 << CXGBI_DBG_PDU_TX, + "task 0x%p,0x%p, skb 0x%p, len %u/%u, rv %d.\n", + task, task->sc, skb, skb->len, skb->data_len, err); + + if (task->conn->hdrdgst_en) + pdulen += ISCSI_DIGEST_SIZE; + + if (datalen && task->conn->datadgst_en) + pdulen += ISCSI_DIGEST_SIZE; + + task->conn->txdata_octets += pdulen; + return 0; + } + + if (err == -EAGAIN || err == -ENOBUFS) { + log_debug(1 << CXGBI_DBG_PDU_TX, + "task 0x%p, skb 0x%p, len %u/%u, %d EAGAIN.\n", + task, skb, skb->len, skb->data_len, err); + /* reset skb to send when we are called again */ + tdata->skb = skb; + return err; + } + + kfree_skb(skb); + log_debug(1 << CXGBI_DBG_ISCSI | 1 << CXGBI_DBG_PDU_TX, + "itt 0x%x, skb 0x%p, len %u/%u, xmit err %d.\n", + task->itt, skb, skb->len, skb->data_len, err); + iscsi_conn_printk(KERN_ERR, task->conn, "xmit err %d.\n", err); + iscsi_conn_failure(task->conn, ISCSI_ERR_XMIT_FAILED); + return err; +} +EXPORT_SYMBOL_GPL(cxgbi_conn_xmit_pdu); + +void cxgbi_cleanup_task(struct iscsi_task *task) +{ + struct cxgbi_task_data *tdata = iscsi_task_cxgbi_data(task); + + log_debug(1 << CXGBI_DBG_ISCSI, + "task 0x%p, skb 0x%p, itt 0x%x.\n", + task, tdata->skb, task->hdr_itt); + + /* never reached the xmit task callout */ + if (tdata->skb) + __kfree_skb(tdata->skb); + memset(tdata, 0, sizeof(*tdata)); + + task_release_itt(task, task->hdr_itt); + iscsi_tcp_cleanup_task(task); +} +EXPORT_SYMBOL_GPL(cxgbi_cleanup_task); + +void cxgbi_get_conn_stats(struct iscsi_cls_conn *cls_conn, + struct iscsi_stats *stats) +{ + struct iscsi_conn *conn = cls_conn->dd_data; + + stats->txdata_octets = conn->txdata_octets; + stats->rxdata_octets = conn->rxdata_octets; + stats->scsicmd_pdus = conn->scsicmd_pdus_cnt; + stats->dataout_pdus = conn->dataout_pdus_cnt; + stats->scsirsp_pdus = conn->scsirsp_pdus_cnt; + stats->datain_pdus = conn->datain_pdus_cnt; + stats->r2t_pdus = conn->r2t_pdus_cnt; + stats->tmfcmd_pdus = conn->tmfcmd_pdus_cnt; + stats->tmfrsp_pdus = conn->tmfrsp_pdus_cnt; + stats->digest_err = 0; + stats->timeout_err = 0; + stats->custom_length = 1; + strcpy(stats->custom[0].desc, "eh_abort_cnt"); + stats->custom[0].value = conn->eh_abort_cnt; +} +EXPORT_SYMBOL_GPL(cxgbi_get_conn_stats); + +static int cxgbi_conn_max_xmit_dlength(struct iscsi_conn *conn) +{ + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + struct cxgbi_conn *cconn = tcp_conn->dd_data; + struct cxgbi_device *cdev = cconn->chba->cdev; + unsigned int headroom = SKB_MAX_HEAD(cdev->skb_tx_rsvd); + unsigned int max_def = 512 * MAX_SKB_FRAGS; + unsigned int max = max(max_def, headroom); + + max = min(cconn->chba->cdev->tx_max_size, max); + if (conn->max_xmit_dlength) + conn->max_xmit_dlength = min(conn->max_xmit_dlength, max); + else + conn->max_xmit_dlength = max; + cxgbi_align_pdu_size(conn->max_xmit_dlength); + + return 0; +} + +static int cxgbi_conn_max_recv_dlength(struct iscsi_conn *conn) +{ + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + struct cxgbi_conn *cconn = tcp_conn->dd_data; + unsigned int max = cconn->chba->cdev->rx_max_size; + + cxgbi_align_pdu_size(max); + + if (conn->max_recv_dlength) { + if (conn->max_recv_dlength > max) { + pr_err("MaxRecvDataSegmentLength %u > %u.\n", + conn->max_recv_dlength, max); + return -EINVAL; + } + conn->max_recv_dlength = min(conn->max_recv_dlength, max); + cxgbi_align_pdu_size(conn->max_recv_dlength); + } else + conn->max_recv_dlength = max; + + return 0; +} + +int cxgbi_set_conn_param(struct iscsi_cls_conn *cls_conn, + enum iscsi_param param, char *buf, int buflen) +{ + struct iscsi_conn *conn = cls_conn->dd_data; + struct iscsi_session *session = conn->session; + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + struct cxgbi_conn *cconn = tcp_conn->dd_data; + struct cxgbi_sock *csk = cconn->cep->csk; + int value, err = 0; + + log_debug(1 << CXGBI_DBG_ISCSI, + "cls_conn 0x%p, param %d, buf(%d) %s.\n", + cls_conn, param, buflen, buf); + + switch (param) { + case ISCSI_PARAM_HDRDGST_EN: + err = iscsi_set_param(cls_conn, param, buf, buflen); + if (!err && conn->hdrdgst_en) + err = csk->cdev->csk_ddp_setup_digest(csk, csk->tid, + conn->hdrdgst_en, + conn->datadgst_en, 0); + break; + case ISCSI_PARAM_DATADGST_EN: + err = iscsi_set_param(cls_conn, param, buf, buflen); + if (!err && conn->datadgst_en) + err = csk->cdev->csk_ddp_setup_digest(csk, csk->tid, + conn->hdrdgst_en, + conn->datadgst_en, 0); + break; + case ISCSI_PARAM_MAX_R2T: + sscanf(buf, "%d", &value); + if (value <= 0 || !is_power_of_2(value)) + return -EINVAL; + if (session->max_r2t == value) + break; + iscsi_tcp_r2tpool_free(session); + err = iscsi_set_param(cls_conn, param, buf, buflen); + if (!err && iscsi_tcp_r2tpool_alloc(session)) + return -ENOMEM; + case ISCSI_PARAM_MAX_RECV_DLENGTH: + err = iscsi_set_param(cls_conn, param, buf, buflen); + if (!err) + err = cxgbi_conn_max_recv_dlength(conn); + break; + case ISCSI_PARAM_MAX_XMIT_DLENGTH: + err = iscsi_set_param(cls_conn, param, buf, buflen); + if (!err) + err = cxgbi_conn_max_xmit_dlength(conn); + break; + default: + return iscsi_set_param(cls_conn, param, buf, buflen); + } + return err; +} +EXPORT_SYMBOL_GPL(cxgbi_set_conn_param); + +int cxgbi_get_conn_param(struct iscsi_cls_conn *cls_conn, + enum iscsi_param param, char *buf) +{ + struct iscsi_conn *iconn = cls_conn->dd_data; + int len; + + log_debug(1 << CXGBI_DBG_ISCSI, + "cls_conn 0x%p, param %d.\n", cls_conn, param); + + switch (param) { + case ISCSI_PARAM_CONN_PORT: + spin_lock_bh(&iconn->session->lock); + len = sprintf(buf, "%hu\n", iconn->portal_port); + spin_unlock_bh(&iconn->session->lock); + break; + case ISCSI_PARAM_CONN_ADDRESS: + spin_lock_bh(&iconn->session->lock); + len = sprintf(buf, "%s\n", iconn->portal_address); + spin_unlock_bh(&iconn->session->lock); + break; + default: + return iscsi_conn_get_param(cls_conn, param, buf); + } + return len; +} +EXPORT_SYMBOL_GPL(cxgbi_get_conn_param); + +struct iscsi_cls_conn * +cxgbi_create_conn(struct iscsi_cls_session *cls_session, u32 cid) +{ + struct iscsi_cls_conn *cls_conn; + struct iscsi_conn *conn; + struct iscsi_tcp_conn *tcp_conn; + struct cxgbi_conn *cconn; + + cls_conn = iscsi_tcp_conn_setup(cls_session, sizeof(*cconn), cid); + if (!cls_conn) + return NULL; + + conn = cls_conn->dd_data; + tcp_conn = conn->dd_data; + cconn = tcp_conn->dd_data; + cconn->iconn = conn; + + log_debug(1 << CXGBI_DBG_ISCSI, + "cid %u(0x%x), cls 0x%p,0x%p, conn 0x%p,0x%p,0x%p.\n", + cid, cid, cls_session, cls_conn, conn, tcp_conn, cconn); + + return cls_conn; +} +EXPORT_SYMBOL_GPL(cxgbi_create_conn); + +int cxgbi_bind_conn(struct iscsi_cls_session *cls_session, + struct iscsi_cls_conn *cls_conn, + u64 transport_eph, int is_leading) +{ + struct iscsi_conn *conn = cls_conn->dd_data; + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + struct cxgbi_conn *cconn = tcp_conn->dd_data; + struct iscsi_endpoint *ep; + struct cxgbi_endpoint *cep; + struct cxgbi_sock *csk; + int err; + + ep = iscsi_lookup_endpoint(transport_eph); + if (!ep) + return -EINVAL; + + /* setup ddp pagesize */ + cep = ep->dd_data; + csk = cep->csk; + err = csk->cdev->csk_ddp_setup_pgidx(csk, csk->tid, page_idx, 0); + if (err < 0) + return err; + + err = iscsi_conn_bind(cls_session, cls_conn, is_leading); + if (err) + return -EINVAL; + + /* calculate the tag idx bits needed for this conn based on cmds_max */ + cconn->task_idx_bits = (__ilog2_u32(conn->session->cmds_max - 1)) + 1; + + write_lock_bh(&csk->callback_lock); + csk->user_data = conn; + cconn->chba = cep->chba; + cconn->cep = cep; + cep->cconn = cconn; + write_unlock_bh(&csk->callback_lock); + + cxgbi_conn_max_xmit_dlength(conn); + cxgbi_conn_max_recv_dlength(conn); + + spin_lock_bh(&conn->session->lock); + sprintf(conn->portal_address, "%pI4", &csk->daddr.sin_addr.s_addr); + conn->portal_port = ntohs(csk->daddr.sin_port); + spin_unlock_bh(&conn->session->lock); + + log_debug(1 << CXGBI_DBG_ISCSI, + "cls 0x%p,0x%p, ep 0x%p, cconn 0x%p, csk 0x%p.\n", + cls_session, cls_conn, ep, cconn, csk); + /* init recv engine */ + iscsi_tcp_hdr_recv_prep(tcp_conn); + + return 0; +} +EXPORT_SYMBOL_GPL(cxgbi_bind_conn); + +struct iscsi_cls_session *cxgbi_create_session(struct iscsi_endpoint *ep, + u16 cmds_max, u16 qdepth, + u32 initial_cmdsn) +{ + struct cxgbi_endpoint *cep; + struct cxgbi_hba *chba; + struct Scsi_Host *shost; + struct iscsi_cls_session *cls_session; + struct iscsi_session *session; + + if (!ep) { + pr_err("missing endpoint.\n"); + return NULL; + } + + cep = ep->dd_data; + chba = cep->chba; + shost = chba->shost; + + BUG_ON(chba != iscsi_host_priv(shost)); + + cls_session = iscsi_session_setup(chba->cdev->itp, shost, + cmds_max, 0, + sizeof(struct iscsi_tcp_task) + + sizeof(struct cxgbi_task_data), + initial_cmdsn, ISCSI_MAX_TARGET); + if (!cls_session) + return NULL; + + session = cls_session->dd_data; + if (iscsi_tcp_r2tpool_alloc(session)) + goto remove_session; + + log_debug(1 << CXGBI_DBG_ISCSI, + "ep 0x%p, cls sess 0x%p.\n", ep, cls_session); + return cls_session; + +remove_session: + iscsi_session_teardown(cls_session); + return NULL; +} +EXPORT_SYMBOL_GPL(cxgbi_create_session); + +void cxgbi_destroy_session(struct iscsi_cls_session *cls_session) +{ + log_debug(1 << CXGBI_DBG_ISCSI, + "cls sess 0x%p.\n", cls_session); + + iscsi_tcp_r2tpool_free(cls_session->dd_data); + iscsi_session_teardown(cls_session); +} +EXPORT_SYMBOL_GPL(cxgbi_destroy_session); + +int cxgbi_set_host_param(struct Scsi_Host *shost, enum iscsi_host_param param, + char *buf, int buflen) +{ + struct cxgbi_hba *chba = iscsi_host_priv(shost); + + if (!chba->ndev) { + shost_printk(KERN_ERR, shost, "Could not get host param. " + "netdev for host not set.\n"); + return -ENODEV; + } + + log_debug(1 << CXGBI_DBG_ISCSI, + "shost 0x%p, hba 0x%p,%s, param %d, buf(%d) %s.\n", + shost, chba, chba->ndev->name, param, buflen, buf); + + switch (param) { + case ISCSI_HOST_PARAM_IPADDRESS: + { + __be32 addr = in_aton(buf); + log_debug(1 << CXGBI_DBG_ISCSI, + "hba %s, req. ipv4 %pI4.\n", chba->ndev->name, &addr); + cxgbi_set_iscsi_ipv4(chba, addr); + return 0; + } + case ISCSI_HOST_PARAM_HWADDRESS: + case ISCSI_HOST_PARAM_NETDEV_NAME: + return 0; + default: + return iscsi_host_set_param(shost, param, buf, buflen); + } +} +EXPORT_SYMBOL_GPL(cxgbi_set_host_param); + +int cxgbi_get_host_param(struct Scsi_Host *shost, enum iscsi_host_param param, + char *buf) +{ + struct cxgbi_hba *chba = iscsi_host_priv(shost); + int len = 0; + + if (!chba->ndev) { + shost_printk(KERN_ERR, shost, "Could not get host param. " + "netdev for host not set.\n"); + return -ENODEV; + } + + log_debug(1 << CXGBI_DBG_ISCSI, + "shost 0x%p, hba 0x%p,%s, param %d.\n", + shost, chba, chba->ndev->name, param); + + switch (param) { + case ISCSI_HOST_PARAM_HWADDRESS: + len = sysfs_format_mac(buf, chba->ndev->dev_addr, 6); + break; + case ISCSI_HOST_PARAM_NETDEV_NAME: + len = sprintf(buf, "%s\n", chba->ndev->name); + break; + case ISCSI_HOST_PARAM_IPADDRESS: + { + __be32 addr; + + addr = cxgbi_get_iscsi_ipv4(chba); + len = sprintf(buf, "%pI4", &addr); + log_debug(1 << CXGBI_DBG_ISCSI, + "hba %s, ipv4 %pI4.\n", chba->ndev->name, &addr); + break; + } + default: + return iscsi_host_get_param(shost, param, buf); + } + + return len; +} +EXPORT_SYMBOL_GPL(cxgbi_get_host_param); + +struct iscsi_endpoint *cxgbi_ep_connect(struct Scsi_Host *shost, + struct sockaddr *dst_addr, + int non_blocking) +{ + struct iscsi_endpoint *ep; + struct cxgbi_endpoint *cep; + struct cxgbi_hba *hba = NULL; + struct cxgbi_sock *csk; + int err = -EINVAL; + + log_debug(1 << CXGBI_DBG_ISCSI | 1 << CXGBI_DBG_SOCK, + "shost 0x%p, non_blocking %d, dst_addr 0x%p.\n", + shost, non_blocking, dst_addr); + + if (shost) { + hba = iscsi_host_priv(shost); + if (!hba) { + pr_info("shost 0x%p, priv NULL.\n", shost); + goto err_out; + } + } + + csk = cxgbi_check_route(dst_addr); + if (IS_ERR(csk)) + return (struct iscsi_endpoint *)csk; + cxgbi_sock_get(csk); + + if (!hba) + hba = csk->cdev->hbas[csk->port_id]; + else if (hba != csk->cdev->hbas[csk->port_id]) { + pr_info("Could not connect through requested host %u" + "hba 0x%p != 0x%p (%u).\n", + shost->host_no, hba, + csk->cdev->hbas[csk->port_id], csk->port_id); + err = -ENOSPC; + goto release_conn; + } + + err = sock_get_port(csk); + if (err) + goto release_conn; + + cxgbi_sock_set_state(csk, CTP_CONNECTING); + err = csk->cdev->csk_init_act_open(csk); + if (err) + goto release_conn; + + if (cxgbi_sock_is_closing(csk)) { + err = -ENOSPC; + pr_info("csk 0x%p is closing.\n", csk); + goto release_conn; + } + + ep = iscsi_create_endpoint(sizeof(*cep)); + if (!ep) { + err = -ENOMEM; + pr_info("iscsi alloc ep, OOM.\n"); + goto release_conn; + } + + cep = ep->dd_data; + cep->csk = csk; + cep->chba = hba; + + log_debug(1 << CXGBI_DBG_ISCSI | 1 << CXGBI_DBG_SOCK, + "ep 0x%p, cep 0x%p, csk 0x%p, hba 0x%p,%s.\n", + ep, cep, csk, hba, hba->ndev->name); + return ep; + +release_conn: + cxgbi_sock_put(csk); + cxgbi_sock_closed(csk); +err_out: + return ERR_PTR(err); +} +EXPORT_SYMBOL_GPL(cxgbi_ep_connect); + +int cxgbi_ep_poll(struct iscsi_endpoint *ep, int timeout_ms) +{ + struct cxgbi_endpoint *cep = ep->dd_data; + struct cxgbi_sock *csk = cep->csk; + + if (!cxgbi_sock_is_established(csk)) + return 0; + return 1; +} +EXPORT_SYMBOL_GPL(cxgbi_ep_poll); + +void cxgbi_ep_disconnect(struct iscsi_endpoint *ep) +{ + struct cxgbi_endpoint *cep = ep->dd_data; + struct cxgbi_conn *cconn = cep->cconn; + struct cxgbi_sock *csk = cep->csk; + + log_debug(1 << CXGBI_DBG_ISCSI | 1 << CXGBI_DBG_SOCK, + "ep 0x%p, cep 0x%p, cconn 0x%p, csk 0x%p,%u,0x%lx.\n", + ep, cep, cconn, csk, csk->state, csk->flags); + + if (cconn && cconn->iconn) { + iscsi_suspend_tx(cconn->iconn); + write_lock_bh(&csk->callback_lock); + cep->csk->user_data = NULL; + cconn->cep = NULL; + write_unlock_bh(&csk->callback_lock); + } + iscsi_destroy_endpoint(ep); + + if (likely(csk->state >= CTP_ESTABLISHED)) + need_active_close(csk); + else + cxgbi_sock_closed(csk); + + cxgbi_sock_put(csk); +} +EXPORT_SYMBOL_GPL(cxgbi_ep_disconnect); + +int cxgbi_iscsi_init(struct iscsi_transport *itp, + struct scsi_transport_template **stt) +{ + *stt = iscsi_register_transport(itp); + if (*stt == NULL) { + pr_err("unable to register %s transport 0x%p.\n", + itp->name, itp); + return -ENODEV; + } + log_debug(1 << CXGBI_DBG_ISCSI, + "%s, registered iscsi transport 0x%p.\n", + itp->name, stt); + return 0; +} +EXPORT_SYMBOL_GPL(cxgbi_iscsi_init); + +void cxgbi_iscsi_cleanup(struct iscsi_transport *itp, + struct scsi_transport_template **stt) +{ + if (*stt) { + log_debug(1 << CXGBI_DBG_ISCSI, + "de-register transport 0x%p, %s, stt 0x%p.\n", + itp, itp->name, *stt); + *stt = NULL; + iscsi_unregister_transport(itp); + } +} +EXPORT_SYMBOL_GPL(cxgbi_iscsi_cleanup); + +static int __init libcxgbi_init_module(void) +{ + sw_tag_idx_bits = (__ilog2_u32(ISCSI_ITT_MASK)) + 1; + sw_tag_age_bits = (__ilog2_u32(ISCSI_AGE_MASK)) + 1; + + pr_info("tag itt 0x%x, %u bits, age 0x%x, %u bits.\n", + ISCSI_ITT_MASK, sw_tag_idx_bits, + ISCSI_AGE_MASK, sw_tag_age_bits); + + ddp_setup_host_page_size(); + return 0; +} + +static void __exit libcxgbi_exit_module(void) +{ + cxgbi_device_unregister_all(0xFF); + return; +} + +module_init(libcxgbi_init_module); +module_exit(libcxgbi_exit_module); diff --git a/drivers/scsi/cxgbi/libcxgbi.h b/drivers/scsi/cxgbi/libcxgbi.h new file mode 100644 index 00000000000..c57d59db000 --- /dev/null +++ b/drivers/scsi/cxgbi/libcxgbi.h @@ -0,0 +1,745 @@ +/* + * libcxgbi.h: Chelsio common library for T3/T4 iSCSI driver. + * + * Copyright (c) 2010 Chelsio Communications, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + * + * Written by: Karen Xie (kxie@chelsio.com) + * Written by: Rakesh Ranjan (rranjan@chelsio.com) + */ + +#ifndef __LIBCXGBI_H__ +#define __LIBCXGBI_H__ + +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/types.h> +#include <linux/debugfs.h> +#include <linux/list.h> +#include <linux/netdevice.h> +#include <linux/if_vlan.h> +#include <linux/scatterlist.h> +#include <linux/skbuff.h> +#include <linux/vmalloc.h> +#include <scsi/scsi_device.h> +#include <scsi/libiscsi_tcp.h> + +enum cxgbi_dbg_flag { + CXGBI_DBG_ISCSI, + CXGBI_DBG_DDP, + CXGBI_DBG_TOE, + CXGBI_DBG_SOCK, + + CXGBI_DBG_PDU_TX, + CXGBI_DBG_PDU_RX, + CXGBI_DBG_DEV, +}; + +#define log_debug(level, fmt, ...) \ + do { \ + if (dbg_level & (level)) \ + pr_info(fmt, ##__VA_ARGS__); \ + } while (0) + +/* max. connections per adapter */ +#define CXGBI_MAX_CONN 16384 + +/* always allocate rooms for AHS */ +#define SKB_TX_ISCSI_PDU_HEADER_MAX \ + (sizeof(struct iscsi_hdr) + ISCSI_MAX_AHS_SIZE) + +#define ISCSI_PDU_NONPAYLOAD_LEN 312 /* bhs(48) + ahs(256) + digest(8)*/ + +/* + * align pdu size to multiple of 512 for better performance + */ +#define cxgbi_align_pdu_size(n) do { n = (n) & (~511); } while (0) + +#define ULP2_MODE_ISCSI 2 + +#define ULP2_MAX_PKT_SIZE 16224 +#define ULP2_MAX_PDU_PAYLOAD \ + (ULP2_MAX_PKT_SIZE - ISCSI_PDU_NONPAYLOAD_LEN) + +/* + * For iscsi connections HW may inserts digest bytes into the pdu. Those digest + * bytes are not sent by the host but are part of the TCP payload and therefore + * consume TCP sequence space. + */ +static const unsigned int ulp2_extra_len[] = { 0, 4, 4, 8 }; +static inline unsigned int cxgbi_ulp_extra_len(int submode) +{ + return ulp2_extra_len[submode & 3]; +} + +/* + * struct pagepod_hdr, pagepod - pagepod format + */ + +#define CPL_RX_DDP_STATUS_DDP_SHIFT 16 /* ddp'able */ +#define CPL_RX_DDP_STATUS_PAD_SHIFT 19 /* pad error */ +#define CPL_RX_DDP_STATUS_HCRC_SHIFT 20 /* hcrc error */ +#define CPL_RX_DDP_STATUS_DCRC_SHIFT 21 /* dcrc error */ + +struct cxgbi_pagepod_hdr { + u32 vld_tid; + u32 pgsz_tag_clr; + u32 max_offset; + u32 page_offset; + u64 rsvd; +}; + +#define PPOD_PAGES_MAX 4 +struct cxgbi_pagepod { + struct cxgbi_pagepod_hdr hdr; + u64 addr[PPOD_PAGES_MAX + 1]; +}; + +struct cxgbi_tag_format { + unsigned char sw_bits; + unsigned char rsvd_bits; + unsigned char rsvd_shift; + unsigned char filler[1]; + u32 rsvd_mask; +}; + +struct cxgbi_gather_list { + unsigned int tag; + unsigned int length; + unsigned int offset; + unsigned int nelem; + struct page **pages; + dma_addr_t phys_addr[0]; +}; + +struct cxgbi_ddp_info { + struct kref refcnt; + struct cxgbi_device *cdev; + struct pci_dev *pdev; + unsigned int max_txsz; + unsigned int max_rxsz; + unsigned int llimit; + unsigned int ulimit; + unsigned int nppods; + unsigned int idx_last; + unsigned char idx_bits; + unsigned char filler[3]; + unsigned int idx_mask; + unsigned int rsvd_tag_mask; + spinlock_t map_lock; + struct cxgbi_gather_list **gl_map; + struct sk_buff **gl_skb; +}; + +#define DDP_PGIDX_MAX 4 +#define DDP_THRESHOLD 2048 + +#define PPOD_PAGES_SHIFT 2 /* 4 pages per pod */ + +#define PPOD_SIZE sizeof(struct cxgbi_pagepod) /* 64 */ +#define PPOD_SIZE_SHIFT 6 + +#define ULPMEM_DSGL_MAX_NPPODS 16 /* 1024/PPOD_SIZE */ +#define ULPMEM_IDATA_MAX_NPPODS 4 /* 256/PPOD_SIZE */ +#define PCIE_MEMWIN_MAX_NPPODS 16 /* 1024/PPOD_SIZE */ + +#define PPOD_COLOR_SHIFT 0 +#define PPOD_COLOR(x) ((x) << PPOD_COLOR_SHIFT) + +#define PPOD_IDX_SHIFT 6 +#define PPOD_IDX_MAX_SIZE 24 + +#define PPOD_TID_SHIFT 0 +#define PPOD_TID(x) ((x) << PPOD_TID_SHIFT) + +#define PPOD_TAG_SHIFT 6 +#define PPOD_TAG(x) ((x) << PPOD_TAG_SHIFT) + +#define PPOD_VALID_SHIFT 24 +#define PPOD_VALID(x) ((x) << PPOD_VALID_SHIFT) +#define PPOD_VALID_FLAG PPOD_VALID(1U) + +/* + * sge_opaque_hdr - + * Opaque version of structure the SGE stores at skb->head of TX_DATA packets + * and for which we must reserve space. + */ +struct sge_opaque_hdr { + void *dev; + dma_addr_t addr[MAX_SKB_FRAGS + 1]; +}; + +struct cxgbi_sock { + struct cxgbi_device *cdev; + + int tid; + int atid; + unsigned long flags; + unsigned int mtu; + unsigned short rss_qid; + unsigned short txq_idx; + unsigned short advmss; + unsigned int tx_chan; + unsigned int rx_chan; + unsigned int mss_idx; + unsigned int smac_idx; + unsigned char port_id; + int wr_max_cred; + int wr_cred; + int wr_una_cred; + unsigned char hcrc_len; + unsigned char dcrc_len; + + void *l2t; + struct sk_buff *wr_pending_head; + struct sk_buff *wr_pending_tail; + struct sk_buff *cpl_close; + struct sk_buff *cpl_abort_req; + struct sk_buff *cpl_abort_rpl; + struct sk_buff *skb_ulp_lhdr; + spinlock_t lock; + struct kref refcnt; + unsigned int state; + struct sockaddr_in saddr; + struct sockaddr_in daddr; + struct dst_entry *dst; + struct sk_buff_head receive_queue; + struct sk_buff_head write_queue; + struct timer_list retry_timer; + int err; + rwlock_t callback_lock; + void *user_data; + + u32 rcv_nxt; + u32 copied_seq; + u32 rcv_wup; + u32 snd_nxt; + u32 snd_una; + u32 write_seq; +}; + +/* + * connection states + */ +enum cxgbi_sock_states{ + CTP_CLOSED, + CTP_CONNECTING, + CTP_ACTIVE_OPEN, + CTP_ESTABLISHED, + CTP_ACTIVE_CLOSE, + CTP_PASSIVE_CLOSE, + CTP_CLOSE_WAIT_1, + CTP_CLOSE_WAIT_2, + CTP_ABORTING, +}; + +/* + * Connection flags -- many to track some close related events. + */ +enum cxgbi_sock_flags { + CTPF_ABORT_RPL_RCVD, /*received one ABORT_RPL_RSS message */ + CTPF_ABORT_REQ_RCVD, /*received one ABORT_REQ_RSS message */ + CTPF_ABORT_RPL_PENDING, /* expecting an abort reply */ + CTPF_TX_DATA_SENT, /* already sent a TX_DATA WR */ + CTPF_ACTIVE_CLOSE_NEEDED,/* need to be closed */ + CTPF_HAS_ATID, /* reserved atid */ + CTPF_HAS_TID, /* reserved hw tid */ + CTPF_OFFLOAD_DOWN, /* offload function off */ +}; + +struct cxgbi_skb_rx_cb { + __u32 ddigest; + __u32 pdulen; +}; + +struct cxgbi_skb_tx_cb { + void *l2t; + struct sk_buff *wr_next; +}; + +enum cxgbi_skcb_flags { + SKCBF_TX_NEED_HDR, /* packet needs a header */ + SKCBF_RX_COALESCED, /* received whole pdu */ + SKCBF_RX_HDR, /* recieved pdu header */ + SKCBF_RX_DATA, /* recieved pdu payload */ + SKCBF_RX_STATUS, /* recieved ddp status */ + SKCBF_RX_DATA_DDPD, /* pdu payload ddp'd */ + SKCBF_RX_HCRC_ERR, /* header digest error */ + SKCBF_RX_DCRC_ERR, /* data digest error */ + SKCBF_RX_PAD_ERR, /* padding byte error */ +}; + +struct cxgbi_skb_cb { + unsigned char ulp_mode; + unsigned long flags; + unsigned int seq; + union { + struct cxgbi_skb_rx_cb rx; + struct cxgbi_skb_tx_cb tx; + }; +}; + +#define CXGBI_SKB_CB(skb) ((struct cxgbi_skb_cb *)&((skb)->cb[0])) +#define cxgbi_skcb_flags(skb) (CXGBI_SKB_CB(skb)->flags) +#define cxgbi_skcb_ulp_mode(skb) (CXGBI_SKB_CB(skb)->ulp_mode) +#define cxgbi_skcb_tcp_seq(skb) (CXGBI_SKB_CB(skb)->seq) +#define cxgbi_skcb_rx_ddigest(skb) (CXGBI_SKB_CB(skb)->rx.ddigest) +#define cxgbi_skcb_rx_pdulen(skb) (CXGBI_SKB_CB(skb)->rx.pdulen) +#define cxgbi_skcb_tx_wr_next(skb) (CXGBI_SKB_CB(skb)->tx.wr_next) + +static inline void cxgbi_skcb_set_flag(struct sk_buff *skb, + enum cxgbi_skcb_flags flag) +{ + __set_bit(flag, &(cxgbi_skcb_flags(skb))); +} + +static inline void cxgbi_skcb_clear_flag(struct sk_buff *skb, + enum cxgbi_skcb_flags flag) +{ + __clear_bit(flag, &(cxgbi_skcb_flags(skb))); +} + +static inline int cxgbi_skcb_test_flag(struct sk_buff *skb, + enum cxgbi_skcb_flags flag) +{ + return test_bit(flag, &(cxgbi_skcb_flags(skb))); +} + +static inline void cxgbi_sock_set_flag(struct cxgbi_sock *csk, + enum cxgbi_sock_flags flag) +{ + __set_bit(flag, &csk->flags); + log_debug(1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx, bit %d.\n", + csk, csk->state, csk->flags, flag); +} + +static inline void cxgbi_sock_clear_flag(struct cxgbi_sock *csk, + enum cxgbi_sock_flags flag) +{ + __clear_bit(flag, &csk->flags); + log_debug(1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx, bit %d.\n", + csk, csk->state, csk->flags, flag); +} + +static inline int cxgbi_sock_flag(struct cxgbi_sock *csk, + enum cxgbi_sock_flags flag) +{ + if (csk == NULL) + return 0; + return test_bit(flag, &csk->flags); +} + +static inline void cxgbi_sock_set_state(struct cxgbi_sock *csk, int state) +{ + log_debug(1 << CXGBI_DBG_SOCK, + "csk 0x%p,%u,0x%lx, state -> %u.\n", + csk, csk->state, csk->flags, state); + csk->state = state; +} + +static inline void cxgbi_sock_free(struct kref *kref) +{ + struct cxgbi_sock *csk = container_of(kref, + struct cxgbi_sock, + refcnt); + if (csk) { + log_debug(1 << CXGBI_DBG_SOCK, + "free csk 0x%p, state %u, flags 0x%lx\n", + csk, csk->state, csk->flags); + kfree(csk); + } +} + +static inline void __cxgbi_sock_put(const char *fn, struct cxgbi_sock *csk) +{ + log_debug(1 << CXGBI_DBG_SOCK, + "%s, put csk 0x%p, ref %u-1.\n", + fn, csk, atomic_read(&csk->refcnt.refcount)); + kref_put(&csk->refcnt, cxgbi_sock_free); +} +#define cxgbi_sock_put(csk) __cxgbi_sock_put(__func__, csk) + +static inline void __cxgbi_sock_get(const char *fn, struct cxgbi_sock *csk) +{ + log_debug(1 << CXGBI_DBG_SOCK, + "%s, get csk 0x%p, ref %u+1.\n", + fn, csk, atomic_read(&csk->refcnt.refcount)); + kref_get(&csk->refcnt); +} +#define cxgbi_sock_get(csk) __cxgbi_sock_get(__func__, csk) + +static inline int cxgbi_sock_is_closing(struct cxgbi_sock *csk) +{ + return csk->state >= CTP_ACTIVE_CLOSE; +} + +static inline int cxgbi_sock_is_established(struct cxgbi_sock *csk) +{ + return csk->state == CTP_ESTABLISHED; +} + +static inline void cxgbi_sock_purge_write_queue(struct cxgbi_sock *csk) +{ + struct sk_buff *skb; + + while ((skb = __skb_dequeue(&csk->write_queue))) + __kfree_skb(skb); +} + +static inline unsigned int cxgbi_sock_compute_wscale(unsigned int win) +{ + unsigned int wscale = 0; + + while (wscale < 14 && (65535 << wscale) < win) + wscale++; + return wscale; +} + +static inline struct sk_buff *alloc_wr(int wrlen, int dlen, gfp_t gfp) +{ + struct sk_buff *skb = alloc_skb(wrlen + dlen, gfp); + + if (skb) { + __skb_put(skb, wrlen); + memset(skb->head, 0, wrlen + dlen); + } else + pr_info("alloc cpl wr skb %u+%u, OOM.\n", wrlen, dlen); + return skb; +} + + +/* + * The number of WRs needed for an skb depends on the number of fragments + * in the skb and whether it has any payload in its main body. This maps the + * length of the gather list represented by an skb into the # of necessary WRs. + * The extra two fragments are for iscsi bhs and payload padding. + */ +#define SKB_WR_LIST_SIZE (MAX_SKB_FRAGS + 2) + +static inline void cxgbi_sock_reset_wr_list(struct cxgbi_sock *csk) +{ + csk->wr_pending_head = csk->wr_pending_tail = NULL; +} + +static inline void cxgbi_sock_enqueue_wr(struct cxgbi_sock *csk, + struct sk_buff *skb) +{ + cxgbi_skcb_tx_wr_next(skb) = NULL; + /* + * We want to take an extra reference since both us and the driver + * need to free the packet before it's really freed. We know there's + * just one user currently so we use atomic_set rather than skb_get + * to avoid the atomic op. + */ + atomic_set(&skb->users, 2); + + if (!csk->wr_pending_head) + csk->wr_pending_head = skb; + else + cxgbi_skcb_tx_wr_next(csk->wr_pending_tail) = skb; + csk->wr_pending_tail = skb; +} + +static inline int cxgbi_sock_count_pending_wrs(const struct cxgbi_sock *csk) +{ + int n = 0; + const struct sk_buff *skb = csk->wr_pending_head; + + while (skb) { + n += skb->csum; + skb = cxgbi_skcb_tx_wr_next(skb); + } + return n; +} + +static inline struct sk_buff *cxgbi_sock_peek_wr(const struct cxgbi_sock *csk) +{ + return csk->wr_pending_head; +} + +static inline struct sk_buff *cxgbi_sock_dequeue_wr(struct cxgbi_sock *csk) +{ + struct sk_buff *skb = csk->wr_pending_head; + + if (likely(skb)) { + csk->wr_pending_head = cxgbi_skcb_tx_wr_next(skb); + cxgbi_skcb_tx_wr_next(skb) = NULL; + } + return skb; +} + +void cxgbi_sock_check_wr_invariants(const struct cxgbi_sock *); +void cxgbi_sock_purge_wr_queue(struct cxgbi_sock *); +void cxgbi_sock_skb_entail(struct cxgbi_sock *, struct sk_buff *); +void cxgbi_sock_fail_act_open(struct cxgbi_sock *, int); +void cxgbi_sock_act_open_req_arp_failure(void *, struct sk_buff *); +void cxgbi_sock_closed(struct cxgbi_sock *); +void cxgbi_sock_established(struct cxgbi_sock *, unsigned int, unsigned int); +void cxgbi_sock_rcv_abort_rpl(struct cxgbi_sock *); +void cxgbi_sock_rcv_peer_close(struct cxgbi_sock *); +void cxgbi_sock_rcv_close_conn_rpl(struct cxgbi_sock *, u32); +void cxgbi_sock_rcv_wr_ack(struct cxgbi_sock *, unsigned int, unsigned int, + int); +unsigned int cxgbi_sock_select_mss(struct cxgbi_sock *, unsigned int); +void cxgbi_sock_free_cpl_skbs(struct cxgbi_sock *); + +struct cxgbi_hba { + struct net_device *ndev; + struct net_device *vdev; /* vlan dev */ + struct Scsi_Host *shost; + struct cxgbi_device *cdev; + __be32 ipv4addr; + unsigned char port_id; +}; + +struct cxgbi_ports_map { + unsigned int max_connect; + unsigned int used; + unsigned short sport_base; + spinlock_t lock; + unsigned int next; + struct cxgbi_sock **port_csk; +}; + +#define CXGBI_FLAG_DEV_T3 0x1 +#define CXGBI_FLAG_DEV_T4 0x2 +#define CXGBI_FLAG_ADAPTER_RESET 0x4 +#define CXGBI_FLAG_IPV4_SET 0x10 +struct cxgbi_device { + struct list_head list_head; + unsigned int flags; + struct net_device **ports; + void *lldev; + struct cxgbi_hba **hbas; + const unsigned short *mtus; + unsigned char nmtus; + unsigned char nports; + struct pci_dev *pdev; + struct dentry *debugfs_root; + struct iscsi_transport *itp; + + unsigned int pfvf; + unsigned int snd_win; + unsigned int rcv_win; + unsigned int rx_credit_thres; + unsigned int skb_tx_rsvd; + unsigned int skb_rx_extra; /* for msg coalesced mode */ + unsigned int tx_max_size; + unsigned int rx_max_size; + struct cxgbi_ports_map pmap; + struct cxgbi_tag_format tag_format; + struct cxgbi_ddp_info *ddp; + + void (*dev_ddp_cleanup)(struct cxgbi_device *); + void (*csk_ddp_free_gl_skb)(struct cxgbi_ddp_info *, int, int); + int (*csk_ddp_alloc_gl_skb)(struct cxgbi_ddp_info *, int, int, gfp_t); + int (*csk_ddp_set)(struct cxgbi_sock *, struct cxgbi_pagepod_hdr *, + unsigned int, unsigned int, + struct cxgbi_gather_list *); + void (*csk_ddp_clear)(struct cxgbi_hba *, + unsigned int, unsigned int, unsigned int); + int (*csk_ddp_setup_digest)(struct cxgbi_sock *, + unsigned int, int, int, int); + int (*csk_ddp_setup_pgidx)(struct cxgbi_sock *, + unsigned int, int, bool); + + void (*csk_release_offload_resources)(struct cxgbi_sock *); + int (*csk_rx_pdu_ready)(struct cxgbi_sock *, struct sk_buff *); + u32 (*csk_send_rx_credits)(struct cxgbi_sock *, u32); + int (*csk_push_tx_frames)(struct cxgbi_sock *, int); + void (*csk_send_abort_req)(struct cxgbi_sock *); + void (*csk_send_close_req)(struct cxgbi_sock *); + int (*csk_alloc_cpls)(struct cxgbi_sock *); + int (*csk_init_act_open)(struct cxgbi_sock *); + + void *dd_data; +}; +#define cxgbi_cdev_priv(cdev) ((cdev)->dd_data) + +struct cxgbi_conn { + struct cxgbi_endpoint *cep; + struct iscsi_conn *iconn; + struct cxgbi_hba *chba; + u32 task_idx_bits; +}; + +struct cxgbi_endpoint { + struct cxgbi_conn *cconn; + struct cxgbi_hba *chba; + struct cxgbi_sock *csk; +}; + +#define MAX_PDU_FRAGS ((ULP2_MAX_PDU_PAYLOAD + 512 - 1) / 512) +struct cxgbi_task_data { + unsigned short nr_frags; + skb_frag_t frags[MAX_PDU_FRAGS]; + struct sk_buff *skb; + unsigned int offset; + unsigned int count; + unsigned int sgoffset; +}; +#define iscsi_task_cxgbi_data(task) \ + ((task)->dd_data + sizeof(struct iscsi_tcp_task)) + +static inline int cxgbi_is_ddp_tag(struct cxgbi_tag_format *tformat, u32 tag) +{ + return !(tag & (1 << (tformat->rsvd_bits + tformat->rsvd_shift - 1))); +} + +static inline int cxgbi_sw_tag_usable(struct cxgbi_tag_format *tformat, + u32 sw_tag) +{ + sw_tag >>= (32 - tformat->rsvd_bits); + return !sw_tag; +} + +static inline u32 cxgbi_set_non_ddp_tag(struct cxgbi_tag_format *tformat, + u32 sw_tag) +{ + unsigned char shift = tformat->rsvd_bits + tformat->rsvd_shift - 1; + u32 mask = (1 << shift) - 1; + + if (sw_tag && (sw_tag & ~mask)) { + u32 v1 = sw_tag & ((1 << shift) - 1); + u32 v2 = (sw_tag >> (shift - 1)) << shift; + + return v2 | v1 | 1 << shift; + } + + return sw_tag | 1 << shift; +} + +static inline u32 cxgbi_ddp_tag_base(struct cxgbi_tag_format *tformat, + u32 sw_tag) +{ + u32 mask = (1 << tformat->rsvd_shift) - 1; + + if (sw_tag && (sw_tag & ~mask)) { + u32 v1 = sw_tag & mask; + u32 v2 = sw_tag >> tformat->rsvd_shift; + + v2 <<= tformat->rsvd_bits + tformat->rsvd_shift; + + return v2 | v1; + } + + return sw_tag; +} + +static inline u32 cxgbi_tag_rsvd_bits(struct cxgbi_tag_format *tformat, + u32 tag) +{ + if (cxgbi_is_ddp_tag(tformat, tag)) + return (tag >> tformat->rsvd_shift) & tformat->rsvd_mask; + + return 0; +} + +static inline u32 cxgbi_tag_nonrsvd_bits(struct cxgbi_tag_format *tformat, + u32 tag) +{ + unsigned char shift = tformat->rsvd_bits + tformat->rsvd_shift - 1; + u32 v1, v2; + + if (cxgbi_is_ddp_tag(tformat, tag)) { + v1 = tag & ((1 << tformat->rsvd_shift) - 1); + v2 = (tag >> (shift + 1)) << tformat->rsvd_shift; + } else { + u32 mask = (1 << shift) - 1; + tag &= ~(1 << shift); + v1 = tag & mask; + v2 = (tag >> 1) & ~mask; + } + return v1 | v2; +} + +static inline void *cxgbi_alloc_big_mem(unsigned int size, + gfp_t gfp) +{ + void *p = kmalloc(size, gfp); + if (!p) + p = vmalloc(size); + if (p) + memset(p, 0, size); + return p; +} + +static inline void cxgbi_free_big_mem(void *addr) +{ + if (is_vmalloc_addr(addr)) + vfree(addr); + else + kfree(addr); +} + +static inline void cxgbi_set_iscsi_ipv4(struct cxgbi_hba *chba, __be32 ipaddr) +{ + if (chba->cdev->flags & CXGBI_FLAG_IPV4_SET) + chba->ipv4addr = ipaddr; + else + pr_info("set iscsi ipv4 NOT supported, using %s ipv4.\n", + chba->ndev->name); +} + +static inline __be32 cxgbi_get_iscsi_ipv4(struct cxgbi_hba *chba) +{ + return chba->ipv4addr; +} + +struct cxgbi_device *cxgbi_device_register(unsigned int, unsigned int); +void cxgbi_device_unregister(struct cxgbi_device *); +void cxgbi_device_unregister_all(unsigned int flag); +struct cxgbi_device *cxgbi_device_find_by_lldev(void *); +int cxgbi_hbas_add(struct cxgbi_device *, unsigned int, unsigned int, + struct scsi_host_template *, + struct scsi_transport_template *); +void cxgbi_hbas_remove(struct cxgbi_device *); + +int cxgbi_device_portmap_create(struct cxgbi_device *cdev, unsigned int base, + unsigned int max_conn); +void cxgbi_device_portmap_cleanup(struct cxgbi_device *cdev); + +void cxgbi_conn_tx_open(struct cxgbi_sock *); +void cxgbi_conn_pdu_ready(struct cxgbi_sock *); +int cxgbi_conn_alloc_pdu(struct iscsi_task *, u8); +int cxgbi_conn_init_pdu(struct iscsi_task *, unsigned int , unsigned int); +int cxgbi_conn_xmit_pdu(struct iscsi_task *); + +void cxgbi_cleanup_task(struct iscsi_task *task); + +void cxgbi_get_conn_stats(struct iscsi_cls_conn *, struct iscsi_stats *); +int cxgbi_set_conn_param(struct iscsi_cls_conn *, + enum iscsi_param, char *, int); +int cxgbi_get_conn_param(struct iscsi_cls_conn *, enum iscsi_param, char *); +struct iscsi_cls_conn *cxgbi_create_conn(struct iscsi_cls_session *, u32); +int cxgbi_bind_conn(struct iscsi_cls_session *, + struct iscsi_cls_conn *, u64, int); +void cxgbi_destroy_session(struct iscsi_cls_session *); +struct iscsi_cls_session *cxgbi_create_session(struct iscsi_endpoint *, + u16, u16, u32); +int cxgbi_set_host_param(struct Scsi_Host *, + enum iscsi_host_param, char *, int); +int cxgbi_get_host_param(struct Scsi_Host *, enum iscsi_host_param, char *); +struct iscsi_endpoint *cxgbi_ep_connect(struct Scsi_Host *, + struct sockaddr *, int); +int cxgbi_ep_poll(struct iscsi_endpoint *, int); +void cxgbi_ep_disconnect(struct iscsi_endpoint *); + +int cxgbi_iscsi_init(struct iscsi_transport *, + struct scsi_transport_template **); +void cxgbi_iscsi_cleanup(struct iscsi_transport *, + struct scsi_transport_template **); +void cxgbi_parse_pdu_itt(struct iscsi_conn *, itt_t, int *, int *); +int cxgbi_ddp_init(struct cxgbi_device *, unsigned int, unsigned int, + unsigned int, unsigned int); +int cxgbi_ddp_cleanup(struct cxgbi_device *); +void cxgbi_ddp_page_size_factor(int *); +void cxgbi_ddp_ppod_clear(struct cxgbi_pagepod *); +void cxgbi_ddp_ppod_set(struct cxgbi_pagepod *, struct cxgbi_pagepod_hdr *, + struct cxgbi_gather_list *, unsigned int); +#endif /*__LIBCXGBI_H__*/ diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index 1a970a76b1b..6b729324b8d 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -1,7 +1,7 @@ /* * Generic SCSI-3 ALUA SCSI Device Handler * - * Copyright (C) 2007, 2008 Hannes Reinecke, SUSE Linux Products GmbH. + * Copyright (C) 2007-2010 Hannes Reinecke, SUSE Linux Products GmbH. * All rights reserved. * * This program is free software; you can redistribute it and/or modify @@ -20,17 +20,19 @@ * */ #include <linux/slab.h> +#include <linux/delay.h> #include <scsi/scsi.h> #include <scsi/scsi_eh.h> #include <scsi/scsi_dh.h> #define ALUA_DH_NAME "alua" -#define ALUA_DH_VER "1.2" +#define ALUA_DH_VER "1.3" #define TPGS_STATE_OPTIMIZED 0x0 #define TPGS_STATE_NONOPTIMIZED 0x1 #define TPGS_STATE_STANDBY 0x2 #define TPGS_STATE_UNAVAILABLE 0x3 +#define TPGS_STATE_LBA_DEPENDENT 0x4 #define TPGS_STATE_OFFLINE 0xe #define TPGS_STATE_TRANSITIONING 0xf @@ -39,6 +41,7 @@ #define TPGS_SUPPORT_NONOPTIMIZED 0x02 #define TPGS_SUPPORT_STANDBY 0x04 #define TPGS_SUPPORT_UNAVAILABLE 0x08 +#define TPGS_SUPPORT_LBA_DEPENDENT 0x10 #define TPGS_SUPPORT_OFFLINE 0x40 #define TPGS_SUPPORT_TRANSITION 0x80 @@ -460,6 +463,8 @@ static char print_alua_state(int state) return 'S'; case TPGS_STATE_UNAVAILABLE: return 'U'; + case TPGS_STATE_LBA_DEPENDENT: + return 'L'; case TPGS_STATE_OFFLINE: return 'O'; case TPGS_STATE_TRANSITIONING: @@ -542,7 +547,9 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_dh_data *h) int len, k, off, valid_states = 0; char *ucp; unsigned err; + unsigned long expiry, interval = 10; + expiry = round_jiffies_up(jiffies + ALUA_FAILOVER_TIMEOUT); retry: err = submit_rtpg(sdev, h); @@ -553,7 +560,7 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_dh_data *h) return SCSI_DH_IO; err = alua_check_sense(sdev, &sense_hdr); - if (err == ADD_TO_MLQUEUE) + if (err == ADD_TO_MLQUEUE && time_before(jiffies, expiry)) goto retry; sdev_printk(KERN_INFO, sdev, "%s: rtpg sense code %02x/%02x/%02x\n", @@ -587,38 +594,37 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_dh_data *h) } sdev_printk(KERN_INFO, sdev, - "%s: port group %02x state %c supports %c%c%c%c%c%c\n", + "%s: port group %02x state %c supports %c%c%c%c%c%c%c\n", ALUA_DH_NAME, h->group_id, print_alua_state(h->state), valid_states&TPGS_SUPPORT_TRANSITION?'T':'t', valid_states&TPGS_SUPPORT_OFFLINE?'O':'o', + valid_states&TPGS_SUPPORT_LBA_DEPENDENT?'L':'l', valid_states&TPGS_SUPPORT_UNAVAILABLE?'U':'u', valid_states&TPGS_SUPPORT_STANDBY?'S':'s', valid_states&TPGS_SUPPORT_NONOPTIMIZED?'N':'n', valid_states&TPGS_SUPPORT_OPTIMIZED?'A':'a'); - if (h->tpgs & TPGS_MODE_EXPLICIT) { - switch (h->state) { - case TPGS_STATE_TRANSITIONING: + switch (h->state) { + case TPGS_STATE_TRANSITIONING: + if (time_before(jiffies, expiry)) { /* State transition, retry */ + interval *= 10; + msleep(interval); goto retry; - break; - case TPGS_STATE_OFFLINE: - /* Path is offline, fail */ - err = SCSI_DH_DEV_OFFLINED; - break; - default: - break; } - } else { - /* Only Implicit ALUA support */ - if (h->state == TPGS_STATE_OPTIMIZED || - h->state == TPGS_STATE_NONOPTIMIZED || - h->state == TPGS_STATE_STANDBY) - /* Useable path if active */ - err = SCSI_DH_OK; - else - /* Path unuseable for unavailable/offline */ - err = SCSI_DH_DEV_OFFLINED; + /* Transitioning time exceeded, set port to standby */ + err = SCSI_DH_RETRY; + h->state = TPGS_STATE_STANDBY; + break; + case TPGS_STATE_OFFLINE: + case TPGS_STATE_UNAVAILABLE: + /* Path unuseable for unavailable/offline */ + err = SCSI_DH_DEV_OFFLINED; + break; + default: + /* Useable path if active */ + err = SCSI_DH_OK; + break; } return err; } @@ -672,7 +678,9 @@ static int alua_activate(struct scsi_device *sdev, goto out; } - if (h->tpgs & TPGS_MODE_EXPLICIT && h->state != TPGS_STATE_OPTIMIZED) { + if (h->tpgs & TPGS_MODE_EXPLICIT && + h->state != TPGS_STATE_OPTIMIZED && + h->state != TPGS_STATE_LBA_DEPENDENT) { h->callback_fn = fn; h->callback_data = data; err = submit_stpg(h); @@ -698,8 +706,11 @@ static int alua_prep_fn(struct scsi_device *sdev, struct request *req) struct alua_dh_data *h = get_alua_data(sdev); int ret = BLKPREP_OK; - if (h->state != TPGS_STATE_OPTIMIZED && - h->state != TPGS_STATE_NONOPTIMIZED) { + if (h->state == TPGS_STATE_TRANSITIONING) + ret = BLKPREP_DEFER; + else if (h->state != TPGS_STATE_OPTIMIZED && + h->state != TPGS_STATE_NONOPTIMIZED && + h->state != TPGS_STATE_LBA_DEPENDENT) { ret = BLKPREP_KILL; req->cmd_flags |= REQ_QUIET; } diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c index 9eb7a9ebcca..bb63f1a1f80 100644 --- a/drivers/scsi/fnic/fnic_main.c +++ b/drivers/scsi/fnic/fnic_main.c @@ -80,8 +80,6 @@ static struct libfc_function_template fnic_transport_template = { static int fnic_slave_alloc(struct scsi_device *sdev) { struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); - struct fc_lport *lp = shost_priv(sdev->host); - struct fnic *fnic = lport_priv(lp); sdev->tagged_supported = 1; @@ -89,8 +87,6 @@ static int fnic_slave_alloc(struct scsi_device *sdev) return -ENXIO; scsi_activate_tcq(sdev, FNIC_DFLT_QUEUE_DEPTH); - rport->dev_loss_tmo = fnic->config.port_down_timeout / 1000; - return 0; } @@ -113,6 +109,15 @@ static struct scsi_host_template fnic_host_template = { .shost_attrs = fnic_attrs, }; +static void +fnic_set_rport_dev_loss_tmo(struct fc_rport *rport, u32 timeout) +{ + if (timeout) + rport->dev_loss_tmo = timeout; + else + rport->dev_loss_tmo = 1; +} + static void fnic_get_host_speed(struct Scsi_Host *shost); static struct scsi_transport_template *fnic_fc_transport; static struct fc_host_statistics *fnic_get_stats(struct Scsi_Host *); @@ -140,6 +145,7 @@ static struct fc_function_template fnic_fc_functions = { .show_starget_port_name = 1, .show_starget_port_id = 1, .show_rport_dev_loss_tmo = 1, + .set_rport_dev_loss_tmo = fnic_set_rport_dev_loss_tmo, .issue_fc_host_lip = fnic_reset, .get_fc_host_stats = fnic_get_stats, .dd_fcrport_size = sizeof(struct fc_rport_libfc_priv), @@ -706,6 +712,7 @@ static int __devinit fnic_probe(struct pci_dev *pdev, goto err_out_free_exch_mgr; } fc_host_maxframe_size(lp->host) = lp->mfs; + fc_host_dev_loss_tmo(lp->host) = fnic->config.port_down_timeout / 1000; sprintf(fc_host_symbolic_name(lp->host), DRV_NAME " v" DRV_VERSION " over %s", fnic->name); diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index 9f75a6d519a..00d08b25425 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -50,7 +50,6 @@ static unsigned int max_lun = IBMVFC_MAX_LUN; static unsigned int max_targets = IBMVFC_MAX_TARGETS; static unsigned int max_requests = IBMVFC_MAX_REQUESTS_DEFAULT; static unsigned int disc_threads = IBMVFC_MAX_DISC_THREADS; -static unsigned int dev_loss_tmo = IBMVFC_DEV_LOSS_TMO; static unsigned int ibmvfc_debug = IBMVFC_DEBUG; static unsigned int log_level = IBMVFC_DEFAULT_LOG_LEVEL; static LIST_HEAD(ibmvfc_head); @@ -84,11 +83,6 @@ MODULE_PARM_DESC(disc_threads, "Number of device discovery threads to use. " module_param_named(debug, ibmvfc_debug, uint, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(debug, "Enable driver debug information. " "[Default=" __stringify(IBMVFC_DEBUG) "]"); -module_param_named(dev_loss_tmo, dev_loss_tmo, uint, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(dev_loss_tmo, "Maximum number of seconds that the FC " - "transport should insulate the loss of a remote port. Once this " - "value is exceeded, the scsi target is removed. " - "[Default=" __stringify(IBMVFC_DEV_LOSS_TMO) "]"); module_param_named(log_level, log_level, uint, 0); MODULE_PARM_DESC(log_level, "Set to 0 - 4 for increasing verbosity of device driver. " "[Default=" __stringify(IBMVFC_DEFAULT_LOG_LEVEL) "]"); @@ -2496,41 +2490,66 @@ static void ibmvfc_terminate_rport_io(struct fc_rport *rport) LEAVE; } -static const struct { - enum ibmvfc_async_event ae; - const char *desc; -} ae_desc [] = { - { IBMVFC_AE_ELS_PLOGI, "PLOGI" }, - { IBMVFC_AE_ELS_LOGO, "LOGO" }, - { IBMVFC_AE_ELS_PRLO, "PRLO" }, - { IBMVFC_AE_SCN_NPORT, "N-Port SCN" }, - { IBMVFC_AE_SCN_GROUP, "Group SCN" }, - { IBMVFC_AE_SCN_DOMAIN, "Domain SCN" }, - { IBMVFC_AE_SCN_FABRIC, "Fabric SCN" }, - { IBMVFC_AE_LINK_UP, "Link Up" }, - { IBMVFC_AE_LINK_DOWN, "Link Down" }, - { IBMVFC_AE_LINK_DEAD, "Link Dead" }, - { IBMVFC_AE_HALT, "Halt" }, - { IBMVFC_AE_RESUME, "Resume" }, - { IBMVFC_AE_ADAPTER_FAILED, "Adapter Failed" }, +static const struct ibmvfc_async_desc ae_desc [] = { + { IBMVFC_AE_ELS_PLOGI, "PLOGI", IBMVFC_DEFAULT_LOG_LEVEL + 1 }, + { IBMVFC_AE_ELS_LOGO, "LOGO", IBMVFC_DEFAULT_LOG_LEVEL + 1 }, + { IBMVFC_AE_ELS_PRLO, "PRLO", IBMVFC_DEFAULT_LOG_LEVEL + 1 }, + { IBMVFC_AE_SCN_NPORT, "N-Port SCN", IBMVFC_DEFAULT_LOG_LEVEL + 1 }, + { IBMVFC_AE_SCN_GROUP, "Group SCN", IBMVFC_DEFAULT_LOG_LEVEL + 1 }, + { IBMVFC_AE_SCN_DOMAIN, "Domain SCN", IBMVFC_DEFAULT_LOG_LEVEL }, + { IBMVFC_AE_SCN_FABRIC, "Fabric SCN", IBMVFC_DEFAULT_LOG_LEVEL }, + { IBMVFC_AE_LINK_UP, "Link Up", IBMVFC_DEFAULT_LOG_LEVEL }, + { IBMVFC_AE_LINK_DOWN, "Link Down", IBMVFC_DEFAULT_LOG_LEVEL }, + { IBMVFC_AE_LINK_DEAD, "Link Dead", IBMVFC_DEFAULT_LOG_LEVEL }, + { IBMVFC_AE_HALT, "Halt", IBMVFC_DEFAULT_LOG_LEVEL }, + { IBMVFC_AE_RESUME, "Resume", IBMVFC_DEFAULT_LOG_LEVEL }, + { IBMVFC_AE_ADAPTER_FAILED, "Adapter Failed", IBMVFC_DEFAULT_LOG_LEVEL }, }; -static const char *unknown_ae = "Unknown async"; +static const struct ibmvfc_async_desc unknown_ae = { + 0, "Unknown async", IBMVFC_DEFAULT_LOG_LEVEL +}; /** * ibmvfc_get_ae_desc - Get text description for async event * @ae: async event * **/ -static const char *ibmvfc_get_ae_desc(u64 ae) +static const struct ibmvfc_async_desc *ibmvfc_get_ae_desc(u64 ae) { int i; for (i = 0; i < ARRAY_SIZE(ae_desc); i++) if (ae_desc[i].ae == ae) - return ae_desc[i].desc; + return &ae_desc[i]; + + return &unknown_ae; +} + +static const struct { + enum ibmvfc_ae_link_state state; + const char *desc; +} link_desc [] = { + { IBMVFC_AE_LS_LINK_UP, " link up" }, + { IBMVFC_AE_LS_LINK_BOUNCED, " link bounced" }, + { IBMVFC_AE_LS_LINK_DOWN, " link down" }, + { IBMVFC_AE_LS_LINK_DEAD, " link dead" }, +}; - return unknown_ae; +/** + * ibmvfc_get_link_state - Get text description for link state + * @state: link state + * + **/ +static const char *ibmvfc_get_link_state(enum ibmvfc_ae_link_state state) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(link_desc); i++) + if (link_desc[i].state == state) + return link_desc[i].desc; + + return ""; } /** @@ -2542,11 +2561,12 @@ static const char *ibmvfc_get_ae_desc(u64 ae) static void ibmvfc_handle_async(struct ibmvfc_async_crq *crq, struct ibmvfc_host *vhost) { - const char *desc = ibmvfc_get_ae_desc(crq->event); + const struct ibmvfc_async_desc *desc = ibmvfc_get_ae_desc(crq->event); struct ibmvfc_target *tgt; - ibmvfc_log(vhost, 3, "%s event received. scsi_id: %llx, wwpn: %llx," - " node_name: %llx\n", desc, crq->scsi_id, crq->wwpn, crq->node_name); + ibmvfc_log(vhost, desc->log_level, "%s event received. scsi_id: %llx, wwpn: %llx," + " node_name: %llx%s\n", desc->desc, crq->scsi_id, crq->wwpn, crq->node_name, + ibmvfc_get_link_state(crq->link_state)); switch (crq->event) { case IBMVFC_AE_RESUME: @@ -2788,7 +2808,6 @@ static int ibmvfc_target_alloc(struct scsi_target *starget) static int ibmvfc_slave_configure(struct scsi_device *sdev) { struct Scsi_Host *shost = sdev->host; - struct fc_rport *rport = starget_to_rport(sdev->sdev_target); unsigned long flags = 0; spin_lock_irqsave(shost->host_lock, flags); @@ -2800,8 +2819,6 @@ static int ibmvfc_slave_configure(struct scsi_device *sdev) scsi_activate_tcq(sdev, sdev->queue_depth); } else scsi_deactivate_tcq(sdev, sdev->queue_depth); - - rport->dev_loss_tmo = dev_loss_tmo; spin_unlock_irqrestore(shost->host_lock, flags); return 0; } @@ -4285,8 +4302,10 @@ static void ibmvfc_do_work(struct ibmvfc_host *vhost) spin_unlock_irqrestore(vhost->host->host_lock, flags); rc = ibmvfc_reset_crq(vhost); spin_lock_irqsave(vhost->host->host_lock, flags); - if (rc || (rc = ibmvfc_send_crq_init(vhost)) || - (rc = vio_enable_interrupts(to_vio_dev(vhost->dev)))) { + if (rc == H_CLOSED) + vio_enable_interrupts(to_vio_dev(vhost->dev)); + else if (rc || (rc = ibmvfc_send_crq_init(vhost)) || + (rc = vio_enable_interrupts(to_vio_dev(vhost->dev)))) { ibmvfc_link_down(vhost, IBMVFC_LINK_DEAD); dev_err(vhost->dev, "Error after reset (rc=%d)\n", rc); } @@ -4744,6 +4763,8 @@ static int ibmvfc_probe(struct vio_dev *vdev, const struct vio_device_id *id) if ((rc = scsi_add_host(shost, dev))) goto release_event_pool; + fc_host_dev_loss_tmo(shost) = IBMVFC_DEV_LOSS_TMO; + if ((rc = ibmvfc_create_trace_file(&shost->shost_dev.kobj, &ibmvfc_trace_attr))) { dev_err(dev, "Failed to create trace file. rc=%d\n", rc); diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h index 608af394c8c..ef663e7c9bb 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.h +++ b/drivers/scsi/ibmvscsi/ibmvfc.h @@ -541,6 +541,12 @@ enum ibmvfc_async_event { IBMVFC_AE_ADAPTER_FAILED = 0x1000, }; +struct ibmvfc_async_desc { + enum ibmvfc_async_event ae; + const char *desc; + int log_level; +}; + struct ibmvfc_crq { volatile u8 valid; volatile u8 format; diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 52568588039..df9a12c8b37 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -1096,6 +1096,7 @@ static void ipr_init_res_entry(struct ipr_resource_entry *res, res->bus = cfgtew->u.cfgte->res_addr.bus; res->target = cfgtew->u.cfgte->res_addr.target; res->lun = cfgtew->u.cfgte->res_addr.lun; + res->lun_wwn = get_unaligned_be64(cfgtew->u.cfgte->lun_wwn); } ipr_update_ata_class(res, proto); @@ -1142,7 +1143,7 @@ static char *ipr_format_res_path(u8 *res_path, char *buffer, int len) int i; char *p = buffer; - res_path[0] = '\0'; + *p = '\0'; p += snprintf(p, buffer + len - p, "%02X", res_path[0]); for (i = 1; res_path[i] != 0xff && ((i * 3) < len); i++) p += snprintf(p, buffer + len - p, "-%02X", res_path[i]); @@ -1670,7 +1671,7 @@ static void ipr_log_enhanced_array_error(struct ipr_ioa_cfg *ioa_cfg, array_entry = error->array_member; num_entries = min_t(u32, be32_to_cpu(error->num_entries), - sizeof(error->array_member)); + ARRAY_SIZE(error->array_member)); for (i = 0; i < num_entries; i++, array_entry++) { if (!memcmp(array_entry->vpd.vpd.sn, zero_sn, IPR_SERIAL_NUM_LEN)) @@ -2151,8 +2152,8 @@ static void ipr_log_sis64_array_error(struct ipr_ioa_cfg *ioa_cfg, ipr_err_separator; array_entry = error->array_member; - num_entries = min_t(u32, be32_to_cpu(error->num_entries), - sizeof(error->array_member)); + num_entries = min_t(u32, error->num_entries, + ARRAY_SIZE(error->array_member)); for (i = 0; i < num_entries; i++, array_entry++) { @@ -2166,10 +2167,10 @@ static void ipr_log_sis64_array_error(struct ipr_ioa_cfg *ioa_cfg, ipr_err("Array Member %d:\n", i); ipr_log_ext_vpd(&array_entry->vpd); - ipr_err("Current Location: %s", + ipr_err("Current Location: %s\n", ipr_format_res_path(array_entry->res_path, buffer, sizeof(buffer))); - ipr_err("Expected Location: %s", + ipr_err("Expected Location: %s\n", ipr_format_res_path(array_entry->expected_res_path, buffer, sizeof(buffer))); @@ -4089,6 +4090,7 @@ static int ipr_change_queue_type(struct scsi_device *sdev, int tag_type) /** * ipr_show_adapter_handle - Show the adapter's resource handle for this device * @dev: device struct + * @attr: device attribute structure * @buf: buffer * * Return value: @@ -4122,6 +4124,7 @@ static struct device_attribute ipr_adapter_handle_attr = { * ipr_show_resource_path - Show the resource path or the resource address for * this device. * @dev: device struct + * @attr: device attribute structure * @buf: buffer * * Return value: @@ -4159,8 +4162,45 @@ static struct device_attribute ipr_resource_path_attr = { }; /** + * ipr_show_device_id - Show the device_id for this device. + * @dev: device struct + * @attr: device attribute structure + * @buf: buffer + * + * Return value: + * number of bytes printed to buffer + **/ +static ssize_t ipr_show_device_id(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct scsi_device *sdev = to_scsi_device(dev); + struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata; + struct ipr_resource_entry *res; + unsigned long lock_flags = 0; + ssize_t len = -ENXIO; + + spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); + res = (struct ipr_resource_entry *)sdev->hostdata; + if (res && ioa_cfg->sis64) + len = snprintf(buf, PAGE_SIZE, "0x%llx\n", res->dev_id); + else if (res) + len = snprintf(buf, PAGE_SIZE, "0x%llx\n", res->lun_wwn); + + spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); + return len; +} + +static struct device_attribute ipr_device_id_attr = { + .attr = { + .name = "device_id", + .mode = S_IRUGO, + }, + .show = ipr_show_device_id +}; + +/** * ipr_show_resource_type - Show the resource type for this device. * @dev: device struct + * @attr: device attribute structure * @buf: buffer * * Return value: @@ -4195,6 +4235,7 @@ static struct device_attribute ipr_resource_type_attr = { static struct device_attribute *ipr_dev_attrs[] = { &ipr_adapter_handle_attr, &ipr_resource_path_attr, + &ipr_device_id_attr, &ipr_resource_type_attr, NULL, }; @@ -4898,39 +4939,15 @@ static int ipr_eh_abort(struct scsi_cmnd * scsi_cmd) /** * ipr_handle_other_interrupt - Handle "other" interrupts * @ioa_cfg: ioa config struct + * @int_reg: interrupt register * * Return value: * IRQ_NONE / IRQ_HANDLED **/ -static irqreturn_t ipr_handle_other_interrupt(struct ipr_ioa_cfg *ioa_cfg) +static irqreturn_t ipr_handle_other_interrupt(struct ipr_ioa_cfg *ioa_cfg, + volatile u32 int_reg) { irqreturn_t rc = IRQ_HANDLED; - volatile u32 int_reg, int_mask_reg; - - int_mask_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg32); - int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32) & ~int_mask_reg; - - /* If an interrupt on the adapter did not occur, ignore it. - * Or in the case of SIS 64, check for a stage change interrupt. - */ - if ((int_reg & IPR_PCII_OPER_INTERRUPTS) == 0) { - if (ioa_cfg->sis64) { - int_mask_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg); - int_reg = readl(ioa_cfg->regs.sense_interrupt_reg) & ~int_mask_reg; - if (int_reg & IPR_PCII_IPL_STAGE_CHANGE) { - - /* clear stage change */ - writel(IPR_PCII_IPL_STAGE_CHANGE, ioa_cfg->regs.clr_interrupt_reg); - int_reg = readl(ioa_cfg->regs.sense_interrupt_reg) & ~int_mask_reg; - list_del(&ioa_cfg->reset_cmd->queue); - del_timer(&ioa_cfg->reset_cmd->timer); - ipr_reset_ioa_job(ioa_cfg->reset_cmd); - return IRQ_HANDLED; - } - } - - return IRQ_NONE; - } if (int_reg & IPR_PCII_IOA_TRANS_TO_OPER) { /* Mask the interrupt */ @@ -4991,7 +5008,7 @@ static irqreturn_t ipr_isr(int irq, void *devp) { struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)devp; unsigned long lock_flags = 0; - volatile u32 int_reg; + volatile u32 int_reg, int_mask_reg; u32 ioasc; u16 cmd_index; int num_hrrq = 0; @@ -5006,6 +5023,33 @@ static irqreturn_t ipr_isr(int irq, void *devp) return IRQ_NONE; } + int_mask_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg32); + int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32) & ~int_mask_reg; + + /* If an interrupt on the adapter did not occur, ignore it. + * Or in the case of SIS 64, check for a stage change interrupt. + */ + if (unlikely((int_reg & IPR_PCII_OPER_INTERRUPTS) == 0)) { + if (ioa_cfg->sis64) { + int_mask_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg); + int_reg = readl(ioa_cfg->regs.sense_interrupt_reg) & ~int_mask_reg; + if (int_reg & IPR_PCII_IPL_STAGE_CHANGE) { + + /* clear stage change */ + writel(IPR_PCII_IPL_STAGE_CHANGE, ioa_cfg->regs.clr_interrupt_reg); + int_reg = readl(ioa_cfg->regs.sense_interrupt_reg) & ~int_mask_reg; + list_del(&ioa_cfg->reset_cmd->queue); + del_timer(&ioa_cfg->reset_cmd->timer); + ipr_reset_ioa_job(ioa_cfg->reset_cmd); + spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); + return IRQ_HANDLED; + } + } + + spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); + return IRQ_NONE; + } + while (1) { ipr_cmd = NULL; @@ -5045,7 +5089,7 @@ static irqreturn_t ipr_isr(int irq, void *devp) /* Clear the PCI interrupt */ do { writel(IPR_PCII_HRRQ_UPDATED, ioa_cfg->regs.clr_interrupt_reg32); - int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32); + int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32) & ~int_mask_reg; } while (int_reg & IPR_PCII_HRRQ_UPDATED && num_hrrq++ < IPR_MAX_HRRQ_RETRIES); @@ -5060,7 +5104,7 @@ static irqreturn_t ipr_isr(int irq, void *devp) } if (unlikely(rc == IRQ_NONE)) - rc = ipr_handle_other_interrupt(ioa_cfg); + rc = ipr_handle_other_interrupt(ioa_cfg, int_reg); spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); return rc; diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h index 4d31625ab9c..aa8bb2f2c6e 100644 --- a/drivers/scsi/ipr.h +++ b/drivers/scsi/ipr.h @@ -26,6 +26,7 @@ #ifndef _IPR_H #define _IPR_H +#include <asm/unaligned.h> #include <linux/types.h> #include <linux/completion.h> #include <linux/libata.h> @@ -37,8 +38,8 @@ /* * Literals */ -#define IPR_DRIVER_VERSION "2.5.0" -#define IPR_DRIVER_DATE "(February 11, 2010)" +#define IPR_DRIVER_VERSION "2.5.1" +#define IPR_DRIVER_DATE "(August 10, 2010)" /* * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding @@ -318,6 +319,11 @@ struct ipr_ext_vpd { __be32 wwid[2]; }__attribute__((packed)); +struct ipr_ext_vpd64 { + struct ipr_vpd vpd; + __be32 wwid[4]; +}__attribute__((packed)); + struct ipr_std_inq_data { u8 peri_qual_dev_type; #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5) @@ -372,7 +378,7 @@ struct ipr_config_table_entry { struct ipr_res_addr res_addr; __be32 res_handle; - __be32 reserved4[2]; + __be32 lun_wwn[2]; struct ipr_std_inq_data std_inq_data; }__attribute__ ((packed, aligned (4))); @@ -394,7 +400,7 @@ struct ipr_config_table_entry64 { __be64 res_path; struct ipr_std_inq_data std_inq_data; u8 reserved2[4]; - __be64 reserved3[2]; // description text + __be64 reserved3[2]; u8 reserved4[8]; }__attribute__ ((packed, aligned (8))); @@ -913,7 +919,7 @@ struct ipr_hostrcb_type_24_error { u8 array_id; u8 last_res_path[8]; u8 protection_level[8]; - struct ipr_ext_vpd array_vpd; + struct ipr_ext_vpd64 array_vpd; u8 description[16]; u8 reserved2[3]; u8 num_entries; @@ -1210,6 +1216,7 @@ struct ipr_resource_entry { __be32 res_handle; __be64 dev_id; + __be64 lun_wwn; struct scsi_lun dev_lun; u8 res_path[8]; diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c index 042153cbbde..e1a395b438e 100644 --- a/drivers/scsi/libsas/sas_ata.c +++ b/drivers/scsi/libsas/sas_ata.c @@ -162,6 +162,10 @@ static unsigned int sas_ata_qc_issue(struct ata_queued_cmd *qc) unsigned int xfer = 0; unsigned int si; + /* If the device fell off, no sense in issuing commands */ + if (dev->gone) + return AC_ERR_SYSTEM; + task = sas_alloc_task(GFP_ATOMIC); if (!task) return AC_ERR_SYSTEM; @@ -347,6 +351,7 @@ static int sas_ata_scr_read(struct ata_link *link, unsigned int sc_reg_in, static struct ata_port_operations sas_sata_ops = { .phy_reset = sas_ata_phy_reset, .post_internal_cmd = sas_ata_post_internal, + .qc_defer = ata_std_qc_defer, .qc_prep = ata_noop_qc_prep, .qc_issue = sas_ata_qc_issue, .qc_fill_rtf = sas_ata_qc_fill_rtf, diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c index 83dd5070a15..505ffe35829 100644 --- a/drivers/scsi/libsas/sas_expander.c +++ b/drivers/scsi/libsas/sas_expander.c @@ -175,10 +175,10 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, switch (resp->result) { case SMP_RESP_PHY_VACANT: phy->phy_state = PHY_VACANT; - return; + break; default: phy->phy_state = PHY_NOT_PRESENT; - return; + break; case SMP_RESP_FUNC_ACC: phy->phy_state = PHY_EMPTY; /* do not know yet */ break; @@ -209,7 +209,10 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, phy->phy->negotiated_linkrate = phy->linkrate; if (!rediscover) - sas_phy_add(phy->phy); + if (sas_phy_add(phy->phy)) { + sas_phy_free(phy->phy); + return; + } SAS_DPRINTK("ex %016llx phy%02d:%c attached: %016llx\n", SAS_ADDR(dev->sas_addr), phy->phy_id, @@ -1724,6 +1727,7 @@ static void sas_unregister_ex_tree(struct domain_device *dev) struct domain_device *child, *n; list_for_each_entry_safe(child, n, &ex->children, siblings) { + child->gone = 1; if (child->dev_type == EDGE_DEV || child->dev_type == FANOUT_DEV) sas_unregister_ex_tree(child); @@ -1744,6 +1748,7 @@ static void sas_unregister_devs_sas_addr(struct domain_device *parent, &ex_dev->children, siblings) { if (SAS_ADDR(child->sas_addr) == SAS_ADDR(phy->attached_sas_addr)) { + child->gone = 1; if (child->dev_type == EDGE_DEV || child->dev_type == FANOUT_DEV) sas_unregister_ex_tree(child); @@ -1752,6 +1757,7 @@ static void sas_unregister_devs_sas_addr(struct domain_device *parent, break; } } + parent->gone = 1; sas_disable_routing(parent, phy->attached_sas_addr); } memset(phy->attached_sas_addr, 0, SAS_ADDR_SIZE); diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c index 535085cd27e..55f09e92ab5 100644 --- a/drivers/scsi/libsas/sas_scsi_host.c +++ b/drivers/scsi/libsas/sas_scsi_host.c @@ -217,6 +217,13 @@ int sas_queuecommand(struct scsi_cmnd *cmd, goto out; } + /* If the device fell off, no sense in issuing commands */ + if (dev->gone) { + cmd->result = DID_BAD_TARGET << 16; + scsi_done(cmd); + goto out; + } + res = -ENOMEM; task = sas_create_task(cmd, dev, GFP_ATOMIC); if (!task) diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 23ce4570833..f681eea5773 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -586,6 +586,11 @@ lpfc_issue_lip(struct Scsi_Host *shost) phba->cfg_link_speed); mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); + if ((mbxstatus == MBX_SUCCESS) && + (pmboxq->u.mb.mbxStatus == MBXERR_SEC_NO_PERMISSION)) + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, + "2859 SLI authentication is required " + "for INIT_LINK but has not done yet\n"); } lpfc_set_loopback_flag(phba); @@ -2159,6 +2164,11 @@ lpfc_nodev_tmo_set(struct lpfc_vport *vport, int val) if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) { vport->cfg_nodev_tmo = val; vport->cfg_devloss_tmo = val; + /* + * For compat: set the fc_host dev loss so new rports + * will get the value. + */ + fc_host_dev_loss_tmo(lpfc_shost_from_vport(vport)) = val; lpfc_update_rport_devloss_tmo(vport); return 0; } @@ -2208,6 +2218,7 @@ lpfc_devloss_tmo_set(struct lpfc_vport *vport, int val) vport->cfg_nodev_tmo = val; vport->cfg_devloss_tmo = val; vport->dev_loss_tmo_changed = 1; + fc_host_dev_loss_tmo(lpfc_shost_from_vport(vport)) = val; lpfc_update_rport_devloss_tmo(vport); return 0; } @@ -3776,6 +3787,11 @@ sysfs_mbox_read(struct file *filp, struct kobject *kobj, case MBX_PORT_CAPABILITIES: case MBX_PORT_IOV_CONTROL: break; + case MBX_SECURITY_MGMT: + case MBX_AUTH_PORT: + if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) + return -EPERM; + break; case MBX_READ_SPARM64: case MBX_READ_LA: case MBX_READ_LA64: diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c index 49d0cf99c24..f5d60b55f53 100644 --- a/drivers/scsi/lpfc/lpfc_bsg.c +++ b/drivers/scsi/lpfc/lpfc_bsg.c @@ -259,6 +259,7 @@ lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job) struct bsg_job_data *dd_data; uint32_t creg_val; int rc = 0; + int iocb_stat; /* in case no data is transferred */ job->reply->reply_payload_rcv_len = 0; @@ -373,14 +374,13 @@ lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job) readl(phba->HCregaddr); /* flush */ } - rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0); - - if (rc == IOCB_SUCCESS) + iocb_stat = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0); + if (iocb_stat == IOCB_SUCCESS) return 0; /* done for now */ - else if (rc == IOCB_BUSY) - rc = EAGAIN; + else if (iocb_stat == IOCB_BUSY) + rc = -EAGAIN; else - rc = EIO; + rc = -EIO; /* iocb failed so cleanup */ @@ -631,9 +631,9 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job) if (rc == IOCB_SUCCESS) return 0; /* done for now */ else if (rc == IOCB_BUSY) - rc = EAGAIN; + rc = -EAGAIN; else - rc = EIO; + rc = -EIO; pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, job->request_payload.sg_cnt, DMA_TO_DEVICE); @@ -1299,7 +1299,7 @@ lpfc_issue_ct_rsp(struct lpfc_hba *phba, struct fc_bsg_job *job, uint32_t tag, /* Allocate buffer for command iocb */ ctiocb = lpfc_sli_get_iocbq(phba); if (!ctiocb) { - rc = ENOMEM; + rc = -ENOMEM; goto no_ctiocb; } @@ -1518,7 +1518,7 @@ lpfc_bsg_diag_mode(struct fc_bsg_job *job) loopback_mode = (struct diag_mode_set *) job->request->rqst_data.h_vendor.vendor_cmd; link_flags = loopback_mode->type; - timeout = loopback_mode->timeout; + timeout = loopback_mode->timeout * 100; if ((phba->link_state == LPFC_HBA_ERROR) || (psli->sli_flag & LPFC_BLOCK_MGMT_IO) || @@ -1649,17 +1649,18 @@ static int lpfcdiag_loop_self_reg(struct lpfc_hba *phba, uint16_t * rpi) mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!mbox) - return ENOMEM; + return -ENOMEM; status = lpfc_reg_rpi(phba, 0, phba->pport->fc_myDID, (uint8_t *)&phba->pport->fc_sparam, mbox, 0); if (status) { mempool_free(mbox, phba->mbox_mem_pool); - return ENOMEM; + return -ENOMEM; } dmabuff = (struct lpfc_dmabuf *) mbox->context1; mbox->context1 = NULL; + mbox->context2 = NULL; status = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO); if ((status != MBX_SUCCESS) || (mbox->u.mb.mbxStatus)) { @@ -1667,7 +1668,7 @@ static int lpfcdiag_loop_self_reg(struct lpfc_hba *phba, uint16_t * rpi) kfree(dmabuff); if (status != MBX_TIMEOUT) mempool_free(mbox, phba->mbox_mem_pool); - return ENODEV; + return -ENODEV; } *rpi = mbox->u.mb.un.varWords[0]; @@ -1693,7 +1694,7 @@ static int lpfcdiag_loop_self_unreg(struct lpfc_hba *phba, uint16_t rpi) /* Allocate mboxq structure */ mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (mbox == NULL) - return ENOMEM; + return -ENOMEM; lpfc_unreg_login(phba, 0, rpi, mbox); status = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO); @@ -1701,7 +1702,7 @@ static int lpfcdiag_loop_self_unreg(struct lpfc_hba *phba, uint16_t rpi) if ((status != MBX_SUCCESS) || (mbox->u.mb.mbxStatus)) { if (status != MBX_TIMEOUT) mempool_free(mbox, phba->mbox_mem_pool); - return EIO; + return -EIO; } mempool_free(mbox, phba->mbox_mem_pool); @@ -1730,6 +1731,8 @@ static int lpfcdiag_loop_get_xri(struct lpfc_hba *phba, uint16_t rpi, struct ulp_bde64 *bpl = NULL; struct lpfc_sli_ct_request *ctreq = NULL; int ret_val = 0; + int time_left; + int iocb_stat = 0; unsigned long flags; *txxri = 0; @@ -1737,7 +1740,7 @@ static int lpfcdiag_loop_get_xri(struct lpfc_hba *phba, uint16_t rpi, evt = lpfc_bsg_event_new(FC_REG_CT_EVENT, current->pid, SLI_CT_ELX_LOOPBACK); if (!evt) - return ENOMEM; + return -ENOMEM; spin_lock_irqsave(&phba->ct_ev_lock, flags); list_add(&evt->node, &phba->ct_ev_waiters); @@ -1770,7 +1773,7 @@ static int lpfcdiag_loop_get_xri(struct lpfc_hba *phba, uint16_t rpi, if (cmdiocbq == NULL || rspiocbq == NULL || dmabuf == NULL || bpl == NULL || ctreq == NULL || dmabuf->virt == NULL) { - ret_val = ENOMEM; + ret_val = -ENOMEM; goto err_get_xri_exit; } @@ -1806,24 +1809,24 @@ static int lpfcdiag_loop_get_xri(struct lpfc_hba *phba, uint16_t rpi, cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC; cmdiocbq->vport = phba->pport; - ret_val = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq, + iocb_stat = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq, rspiocbq, (phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT); - if (ret_val) + if (iocb_stat) { + ret_val = -EIO; goto err_get_xri_exit; - + } *txxri = rsp->ulpContext; evt->waiting = 1; evt->wait_time_stamp = jiffies; - ret_val = wait_event_interruptible_timeout( + time_left = wait_event_interruptible_timeout( evt->wq, !list_empty(&evt->events_to_see), ((phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT) * HZ); if (list_empty(&evt->events_to_see)) - ret_val = (ret_val) ? EINTR : ETIMEDOUT; + ret_val = (time_left) ? -EINTR : -ETIMEDOUT; else { - ret_val = IOCB_SUCCESS; spin_lock_irqsave(&phba->ct_ev_lock, flags); list_move(evt->events_to_see.prev, &evt->events_to_get); spin_unlock_irqrestore(&phba->ct_ev_lock, flags); @@ -1845,7 +1848,7 @@ err_get_xri_exit: kfree(dmabuf); } - if (cmdiocbq && (ret_val != IOCB_TIMEDOUT)) + if (cmdiocbq && (iocb_stat != IOCB_TIMEDOUT)) lpfc_sli_release_iocbq(phba, cmdiocbq); if (rspiocbq) lpfc_sli_release_iocbq(phba, rspiocbq); @@ -1959,6 +1962,7 @@ static int lpfcdiag_loop_post_rxbufs(struct lpfc_hba *phba, uint16_t rxxri, uint32_t num_bde; struct lpfc_dmabufext *rxbuffer = NULL; int ret_val = 0; + int iocb_stat; int i = 0; cmdiocbq = lpfc_sli_get_iocbq(phba); @@ -1973,7 +1977,7 @@ static int lpfcdiag_loop_post_rxbufs(struct lpfc_hba *phba, uint16_t rxxri, } if (!cmdiocbq || !rxbmp || !rxbpl || !rxbuffer) { - ret_val = ENOMEM; + ret_val = -ENOMEM; goto err_post_rxbufs_exit; } @@ -2022,16 +2026,16 @@ static int lpfcdiag_loop_post_rxbufs(struct lpfc_hba *phba, uint16_t rxxri, cmd->ulpClass = CLASS3; cmd->ulpContext = rxxri; - ret_val = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0); - - if (ret_val == IOCB_ERROR) { + iocb_stat = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, + 0); + if (iocb_stat == IOCB_ERROR) { diag_cmd_data_free(phba, (struct lpfc_dmabufext *)mp[0]); if (mp[1]) diag_cmd_data_free(phba, (struct lpfc_dmabufext *)mp[1]); dmp = list_entry(next, struct lpfc_dmabuf, list); - ret_val = EIO; + ret_val = -EIO; goto err_post_rxbufs_exit; } @@ -2045,7 +2049,7 @@ static int lpfcdiag_loop_post_rxbufs(struct lpfc_hba *phba, uint16_t rxxri, cmdiocbq = lpfc_sli_get_iocbq(phba); if (!cmdiocbq) { dmp = list_entry(next, struct lpfc_dmabuf, list); - ret_val = EIO; + ret_val = -EIO; goto err_post_rxbufs_exit; } @@ -2111,6 +2115,8 @@ lpfc_bsg_diag_test(struct fc_bsg_job *job) uint32_t num_bde; uint8_t *ptr = NULL, *rx_databuf = NULL; int rc = 0; + int time_left; + int iocb_stat; unsigned long flags; void *dataout = NULL; uint32_t total_mem; @@ -2185,22 +2191,18 @@ lpfc_bsg_diag_test(struct fc_bsg_job *job) ptr, size); rc = lpfcdiag_loop_self_reg(phba, &rpi); - if (rc) { - rc = -ENOMEM; + if (rc) goto loopback_test_exit; - } rc = lpfcdiag_loop_get_xri(phba, rpi, &txxri, &rxxri); if (rc) { lpfcdiag_loop_self_unreg(phba, rpi); - rc = -ENOMEM; goto loopback_test_exit; } rc = lpfcdiag_loop_post_rxbufs(phba, rxxri, full_size); if (rc) { lpfcdiag_loop_self_unreg(phba, rpi); - rc = -ENOMEM; goto loopback_test_exit; } @@ -2290,21 +2292,22 @@ lpfc_bsg_diag_test(struct fc_bsg_job *job) cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC; cmdiocbq->vport = phba->pport; - rc = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq, rspiocbq, - (phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT); + iocb_stat = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq, + rspiocbq, (phba->fc_ratov * 2) + + LPFC_DRVR_TIMEOUT); - if ((rc != IOCB_SUCCESS) || (rsp->ulpStatus != IOCB_SUCCESS)) { + if ((iocb_stat != IOCB_SUCCESS) || (rsp->ulpStatus != IOCB_SUCCESS)) { rc = -EIO; goto err_loopback_test_exit; } evt->waiting = 1; - rc = wait_event_interruptible_timeout( + time_left = wait_event_interruptible_timeout( evt->wq, !list_empty(&evt->events_to_see), ((phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT) * HZ); evt->waiting = 0; if (list_empty(&evt->events_to_see)) - rc = (rc) ? -EINTR : -ETIMEDOUT; + rc = (time_left) ? -EINTR : -ETIMEDOUT; else { spin_lock_irqsave(&phba->ct_ev_lock, flags); list_move(evt->events_to_see.prev, &evt->events_to_get); @@ -2470,6 +2473,17 @@ lpfc_bsg_wake_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq) to += sizeof(MAILBOX_t); size = pmboxq->u.mb.un.varWords[5]; memcpy(to, from, size); + } else if ((phba->sli_rev == LPFC_SLI_REV4) && + (pmboxq->u.mb.mbxCommand == MBX_SLI4_CONFIG)) { + struct lpfc_mbx_nembed_cmd *nembed_sge = + (struct lpfc_mbx_nembed_cmd *) + &pmboxq->u.mb.un.varWords[0]; + + from = (uint8_t *)dd_data->context_un.mbox.dmp->dma. + virt; + to += sizeof(MAILBOX_t); + size = nembed_sge->sge[0].length; + memcpy(to, from, size); } else if (pmboxq->u.mb.mbxCommand == MBX_READ_EVENT_LOG) { from = (uint8_t *)dd_data->context_un. mbox.dmp->dma.virt; @@ -2911,6 +2925,59 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job, from += sizeof(MAILBOX_t); memcpy((uint8_t *)dmp->dma.virt, from, bde->tus.f.bdeSize); + } else if (pmb->mbxCommand == MBX_SLI4_CONFIG) { + struct lpfc_mbx_nembed_cmd *nembed_sge; + struct mbox_header *header; + uint32_t receive_length; + + /* rebuild the command for sli4 using our own buffers + * like we do for biu diags + */ + header = (struct mbox_header *)&pmb->un.varWords[0]; + nembed_sge = (struct lpfc_mbx_nembed_cmd *) + &pmb->un.varWords[0]; + receive_length = nembed_sge->sge[0].length; + + /* receive length cannot be greater than mailbox + * extension size + */ + if ((receive_length == 0) || + (receive_length > MAILBOX_EXT_SIZE)) { + rc = -ERANGE; + goto job_done; + } + + rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + if (!rxbmp) { + rc = -ENOMEM; + goto job_done; + } + + rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys); + if (!rxbmp->virt) { + rc = -ENOMEM; + goto job_done; + } + + INIT_LIST_HEAD(&rxbmp->list); + rxbpl = (struct ulp_bde64 *) rxbmp->virt; + dmp = diag_cmd_data_alloc(phba, rxbpl, receive_length, + 0); + if (!dmp) { + rc = -ENOMEM; + goto job_done; + } + + INIT_LIST_HEAD(&dmp->dma.list); + nembed_sge->sge[0].pa_hi = putPaddrHigh(dmp->dma.phys); + nembed_sge->sge[0].pa_lo = putPaddrLow(dmp->dma.phys); + /* copy the transmit data found in the mailbox + * extension area + */ + from = (uint8_t *)mb; + from += sizeof(MAILBOX_t); + memcpy((uint8_t *)dmp->dma.virt, from, + header->cfg_mhdr.payload_length); } } diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 8d09191c327..e6ca12f6c6c 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -3250,6 +3250,8 @@ lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) lpfc_sli4_free_rpi(phba, pmb->u.mb.un.varUnregLogin.rpi); pmb->context1 = NULL; + pmb->context2 = NULL; + lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); mempool_free(pmb, phba->mbox_mem_pool); diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 1f62ea8c165..c3d7174e346 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -1015,7 +1015,6 @@ static void lpfc_mbx_cmpl_reg_fcfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) { struct lpfc_vport *vport = mboxq->vport; - unsigned long flags; if (mboxq->u.mb.mbxStatus) { lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, @@ -1029,18 +1028,18 @@ lpfc_mbx_cmpl_reg_fcfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) /* Start FCoE discovery by sending a FLOGI. */ phba->fcf.fcfi = bf_get(lpfc_reg_fcfi_fcfi, &mboxq->u.mqe.un.reg_fcfi); /* Set the FCFI registered flag */ - spin_lock_irqsave(&phba->hbalock, flags); + spin_lock_irq(&phba->hbalock); phba->fcf.fcf_flag |= FCF_REGISTERED; - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irq(&phba->hbalock); /* If there is a pending FCoE event, restart FCF table scan. */ if (lpfc_check_pending_fcoe_event(phba, 1)) { mempool_free(mboxq, phba->mbox_mem_pool); return; } - spin_lock_irqsave(&phba->hbalock, flags); + spin_lock_irq(&phba->hbalock); phba->fcf.fcf_flag |= (FCF_SCAN_DONE | FCF_IN_USE); phba->hba_flag &= ~FCF_DISC_INPROGRESS; - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irq(&phba->hbalock); if (vport->port_state != LPFC_FLOGI) lpfc_initial_flogi(vport); @@ -1240,14 +1239,13 @@ lpfc_register_fcf(struct lpfc_hba *phba) { LPFC_MBOXQ_t *fcf_mbxq; int rc; - unsigned long flags; - spin_lock_irqsave(&phba->hbalock, flags); + spin_lock_irq(&phba->hbalock); /* If the FCF is not availabe do nothing. */ if (!(phba->fcf.fcf_flag & FCF_AVAILABLE)) { phba->hba_flag &= ~FCF_DISC_INPROGRESS; - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irq(&phba->hbalock); return; } @@ -1255,19 +1253,19 @@ lpfc_register_fcf(struct lpfc_hba *phba) if (phba->fcf.fcf_flag & FCF_REGISTERED) { phba->fcf.fcf_flag |= (FCF_SCAN_DONE | FCF_IN_USE); phba->hba_flag &= ~FCF_DISC_INPROGRESS; - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irq(&phba->hbalock); if (phba->pport->port_state != LPFC_FLOGI) lpfc_initial_flogi(phba->pport); return; } - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irq(&phba->hbalock); fcf_mbxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!fcf_mbxq) { - spin_lock_irqsave(&phba->hbalock, flags); + spin_lock_irq(&phba->hbalock); phba->hba_flag &= ~FCF_DISC_INPROGRESS; - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irq(&phba->hbalock); return; } @@ -1276,9 +1274,9 @@ lpfc_register_fcf(struct lpfc_hba *phba) fcf_mbxq->mbox_cmpl = lpfc_mbx_cmpl_reg_fcfi; rc = lpfc_sli_issue_mbox(phba, fcf_mbxq, MBX_NOWAIT); if (rc == MBX_NOT_FINISHED) { - spin_lock_irqsave(&phba->hbalock, flags); + spin_lock_irq(&phba->hbalock); phba->hba_flag &= ~FCF_DISC_INPROGRESS; - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irq(&phba->hbalock); mempool_free(fcf_mbxq, phba->mbox_mem_pool); } @@ -2851,6 +2849,7 @@ lpfc_mbx_cmpl_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) struct Scsi_Host *shost = lpfc_shost_from_vport(vport); pmb->context1 = NULL; + pmb->context2 = NULL; if (ndlp->nlp_flag & NLP_REG_LOGIN_SEND) ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND; @@ -3149,6 +3148,7 @@ lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) ndlp = (struct lpfc_nodelist *) pmb->context2; pmb->context1 = NULL; pmb->context2 = NULL; + if (mb->mbxStatus) { lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, "0258 Register Fabric login error: 0x%x\n", @@ -3218,6 +3218,9 @@ lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; struct lpfc_vport *vport = pmb->vport; + pmb->context1 = NULL; + pmb->context2 = NULL; + if (mb->mbxStatus) { out: lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, @@ -3249,8 +3252,6 @@ out: return; } - pmb->context1 = NULL; - ndlp->nlp_rpi = mb->un.varWords[0]; ndlp->nlp_flag |= NLP_RPI_VALID; ndlp->nlp_type |= NLP_FABRIC; @@ -4784,6 +4785,7 @@ lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) struct lpfc_vport *vport = pmb->vport; pmb->context1 = NULL; + pmb->context2 = NULL; ndlp->nlp_rpi = mb->un.varWords[0]; ndlp->nlp_flag |= NLP_RPI_VALID; diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index 1676f61291e..a631647051d 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -1380,6 +1380,9 @@ typedef struct { /* FireFly BIU registers */ #define MBX_INIT_VFI 0xA3 #define MBX_INIT_VPI 0xA4 +#define MBX_AUTH_PORT 0xF8 +#define MBX_SECURITY_MGMT 0xF9 + /* IOCB Commands */ #define CMD_RCV_SEQUENCE_CX 0x01 @@ -1502,7 +1505,8 @@ typedef struct { /* FireFly BIU registers */ #define MBXERR_DMA_ERROR 15 #define MBXERR_ERROR 16 #define MBXERR_LINK_DOWN 0x33 -#define MBX_NOT_FINISHED 255 +#define MBXERR_SEC_NO_PERMISSION 0xF02 +#define MBX_NOT_FINISHED 255 #define MBX_BUSY 0xffffff /* Attempted cmd to busy Mailbox */ #define MBX_TIMEOUT 0xfffffe /* time-out expired waiting for */ diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index da9ba06ad58..295c7ddb36c 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -1076,21 +1076,16 @@ lpfc_hb_timeout_handler(struct lpfc_hba *phba) } else { /* * If heart beat timeout called with hb_outstanding set - * we need to take the HBA offline. + * we need to give the hb mailbox cmd a chance to + * complete or TMO. */ - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0459 Adapter heartbeat failure, " - "taking this port offline.\n"); - - spin_lock_irq(&phba->hbalock); - psli->sli_flag &= ~LPFC_SLI_ACTIVE; - spin_unlock_irq(&phba->hbalock); - - lpfc_offline_prep(phba); - lpfc_offline(phba); - lpfc_unblock_mgmt_io(phba); - phba->link_state = LPFC_HBA_ERROR; - lpfc_hba_down_post(phba); + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "0459 Adapter heartbeat still out" + "standing:last compl time was %d ms.\n", + jiffies_to_msecs(jiffies + - phba->last_completion_time)); + mod_timer(&phba->hb_tmofunc, + jiffies + HZ * LPFC_HB_MBOX_TIMEOUT); } } } @@ -1277,13 +1272,21 @@ lpfc_handle_eratt_s3(struct lpfc_hba *phba) if (phba->hba_flag & DEFER_ERATT) lpfc_handle_deferred_eratt(phba); - if (phba->work_hs & HS_FFER6) { - /* Re-establishing Link */ - lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT, - "1301 Re-establishing Link " - "Data: x%x x%x x%x\n", - phba->work_hs, - phba->work_status[0], phba->work_status[1]); + if ((phba->work_hs & HS_FFER6) || (phba->work_hs & HS_FFER8)) { + if (phba->work_hs & HS_FFER6) + /* Re-establishing Link */ + lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT, + "1301 Re-establishing Link " + "Data: x%x x%x x%x\n", + phba->work_hs, phba->work_status[0], + phba->work_status[1]); + if (phba->work_hs & HS_FFER8) + /* Device Zeroization */ + lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT, + "2861 Host Authentication device " + "zeroization Data:x%x x%x x%x\n", + phba->work_hs, phba->work_status[0], + phba->work_status[1]); spin_lock_irq(&phba->hbalock); psli->sli_flag &= ~LPFC_SLI_ACTIVE; @@ -2817,6 +2820,8 @@ void lpfc_host_attrib_init(struct Scsi_Host *shost) (((uint32_t) vport->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) | (uint32_t) vport->fc_sparam.cmn.bbRcvSizeLsb; + fc_host_dev_loss_tmo(shost) = vport->cfg_devloss_tmo; + /* This value is also unchanging */ memset(fc_host_active_fc4s(shost), 0, sizeof(fc_host_active_fc4s(shost))); @@ -2883,65 +2888,6 @@ lpfc_stop_port(struct lpfc_hba *phba) } /** - * lpfc_sli4_remove_dflt_fcf - Remove the driver default fcf record from the port. - * @phba: pointer to lpfc hba data structure. - * - * This routine is invoked to remove the driver default fcf record from - * the port. This routine currently acts on FCF Index 0. - * - **/ -void -lpfc_sli_remove_dflt_fcf(struct lpfc_hba *phba) -{ - int rc = 0; - LPFC_MBOXQ_t *mboxq; - struct lpfc_mbx_del_fcf_tbl_entry *del_fcf_record; - uint32_t mbox_tmo, req_len; - uint32_t shdr_status, shdr_add_status; - - mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); - if (!mboxq) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2020 Failed to allocate mbox for ADD_FCF cmd\n"); - return; - } - - req_len = sizeof(struct lpfc_mbx_del_fcf_tbl_entry) - - sizeof(struct lpfc_sli4_cfg_mhdr); - rc = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE, - LPFC_MBOX_OPCODE_FCOE_DELETE_FCF, - req_len, LPFC_SLI4_MBX_EMBED); - /* - * In phase 1, there is a single FCF index, 0. In phase2, the driver - * supports multiple FCF indices. - */ - del_fcf_record = &mboxq->u.mqe.un.del_fcf_entry; - bf_set(lpfc_mbx_del_fcf_tbl_count, del_fcf_record, 1); - bf_set(lpfc_mbx_del_fcf_tbl_index, del_fcf_record, - phba->fcf.current_rec.fcf_indx); - - if (!phba->sli4_hba.intr_enable) - rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); - else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); - rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); - } - /* The IOCTL status is embedded in the mailbox subheader. */ - shdr_status = bf_get(lpfc_mbox_hdr_status, - &del_fcf_record->header.cfg_shdr.response); - shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, - &del_fcf_record->header.cfg_shdr.response); - if (shdr_status || shdr_add_status || rc != MBX_SUCCESS) { - lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "2516 DEL FCF of default FCF Index failed " - "mbx status x%x, status x%x add_status x%x\n", - rc, shdr_status, shdr_add_status); - } - if (rc != MBX_TIMEOUT) - mempool_free(mboxq, phba->mbox_mem_pool); -} - -/** * lpfc_fcf_redisc_wait_start_timer - Start fcf rediscover wait timer * @phba: Pointer to hba for which this call is being executed. * @@ -4283,12 +4229,6 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba) { struct lpfc_fcf_conn_entry *conn_entry, *next_conn_entry; - /* unregister default FCFI from the HBA */ - lpfc_sli4_fcfi_unreg(phba, phba->fcf.fcfi); - - /* Free the default FCR table */ - lpfc_sli_remove_dflt_fcf(phba); - /* Free memory allocated for msi-x interrupt vector entries */ kfree(phba->sli4_hba.msix_entries); @@ -4316,9 +4256,6 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba) lpfc_sli4_cq_event_release_all(phba); lpfc_sli4_cq_event_pool_destroy(phba); - /* Reset SLI4 HBA FCoE function */ - lpfc_pci_function_reset(phba); - /* Free the bsmbx region. */ lpfc_destroy_bootstrap_mbox(phba); @@ -4545,7 +4482,6 @@ lpfc_free_sgl_list(struct lpfc_hba *phba) { struct lpfc_sglq *sglq_entry = NULL, *sglq_next = NULL; LIST_HEAD(sglq_list); - int rc = 0; spin_lock_irq(&phba->hbalock); list_splice_init(&phba->sli4_hba.lpfc_sgl_list, &sglq_list); @@ -4558,11 +4494,6 @@ lpfc_free_sgl_list(struct lpfc_hba *phba) kfree(sglq_entry); phba->sli4_hba.total_sglq_bufs--; } - rc = lpfc_sli4_remove_all_sgl_pages(phba); - if (rc) { - lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "2005 Unable to deregister pages from HBA: %x\n", rc); - } kfree(phba->sli4_hba.lpfc_els_sgl_array); } @@ -4725,8 +4656,8 @@ out_free_mem: * * Return codes * 0 - successful - * ENOMEM - No availble memory - * EIO - The mailbox failed to complete successfully. + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. **/ int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *phba) @@ -5419,7 +5350,7 @@ lpfc_sli4_bar2_register_memmap(struct lpfc_hba *phba, uint32_t vf) * * Return codes * 0 - successful - * ENOMEM - could not allocated memory. + * -ENOMEM - could not allocated memory. **/ static int lpfc_create_bootstrap_mbox(struct lpfc_hba *phba) @@ -5518,8 +5449,8 @@ lpfc_destroy_bootstrap_mbox(struct lpfc_hba *phba) * * Return codes * 0 - successful - * ENOMEM - No availble memory - * EIO - The mailbox failed to complete successfully. + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. **/ static int lpfc_sli4_read_config(struct lpfc_hba *phba) @@ -5622,8 +5553,8 @@ lpfc_sli4_read_config(struct lpfc_hba *phba) * * Return codes * 0 - successful - * ENOMEM - No availble memory - * EIO - The mailbox failed to complete successfully. + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. **/ static int lpfc_setup_endian_order(struct lpfc_hba *phba) @@ -5671,8 +5602,8 @@ lpfc_setup_endian_order(struct lpfc_hba *phba) * * Return codes * 0 - successful - * ENOMEM - No availble memory - * EIO - The mailbox failed to complete successfully. + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. **/ static int lpfc_sli4_queue_create(struct lpfc_hba *phba) @@ -5966,8 +5897,8 @@ out_error: * * Return codes * 0 - successful - * ENOMEM - No availble memory - * EIO - The mailbox failed to complete successfully. + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. **/ static void lpfc_sli4_queue_destroy(struct lpfc_hba *phba) @@ -6030,8 +5961,8 @@ lpfc_sli4_queue_destroy(struct lpfc_hba *phba) * * Return codes * 0 - successful - * ENOMEM - No availble memory - * EIO - The mailbox failed to complete successfully. + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. **/ int lpfc_sli4_queue_setup(struct lpfc_hba *phba) @@ -6275,8 +6206,8 @@ out_error: * * Return codes * 0 - successful - * ENOMEM - No availble memory - * EIO - The mailbox failed to complete successfully. + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. **/ void lpfc_sli4_queue_unset(struct lpfc_hba *phba) @@ -6481,8 +6412,8 @@ lpfc_sli4_cq_event_release_all(struct lpfc_hba *phba) * * Return codes * 0 - successful - * ENOMEM - No availble memory - * EIO - The mailbox failed to complete successfully. + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. **/ int lpfc_pci_function_reset(struct lpfc_hba *phba) @@ -6592,50 +6523,6 @@ lpfc_sli4_send_nop_mbox_cmds(struct lpfc_hba *phba, uint32_t cnt) } /** - * lpfc_sli4_fcfi_unreg - Unregister fcfi to device - * @phba: pointer to lpfc hba data structure. - * @fcfi: fcf index. - * - * This routine is invoked to unregister a FCFI from device. - **/ -void -lpfc_sli4_fcfi_unreg(struct lpfc_hba *phba, uint16_t fcfi) -{ - LPFC_MBOXQ_t *mbox; - uint32_t mbox_tmo; - int rc; - unsigned long flags; - - mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); - - if (!mbox) - return; - - lpfc_unreg_fcfi(mbox, fcfi); - - if (!phba->sli4_hba.intr_enable) - rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); - else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); - rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); - } - if (rc != MBX_TIMEOUT) - mempool_free(mbox, phba->mbox_mem_pool); - if (rc != MBX_SUCCESS) - lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "2517 Unregister FCFI command failed " - "status %d, mbxStatus x%x\n", rc, - bf_get(lpfc_mqe_status, &mbox->u.mqe)); - else { - spin_lock_irqsave(&phba->hbalock, flags); - /* Mark the FCFI is no longer registered */ - phba->fcf.fcf_flag &= - ~(FCF_AVAILABLE | FCF_REGISTERED | FCF_SCAN_DONE); - spin_unlock_irqrestore(&phba->hbalock, flags); - } -} - -/** * lpfc_sli4_pci_mem_setup - Setup SLI4 HBA PCI memory space. * @phba: pointer to lpfc hba data structure. * @@ -7372,10 +7259,14 @@ lpfc_sli4_unset_hba(struct lpfc_hba *phba) phba->pport->work_port_events = 0; - lpfc_sli4_hba_down(phba); + /* Stop the SLI4 device port */ + lpfc_stop_port(phba); lpfc_sli4_disable_intr(phba); + /* Reset SLI4 HBA FCoE function */ + lpfc_pci_function_reset(phba); + return; } @@ -7424,15 +7315,15 @@ lpfc_sli4_hba_unset(struct lpfc_hba *phba) spin_unlock_irq(&phba->hbalock); } - /* Tear down the queues in the HBA */ - lpfc_sli4_queue_unset(phba); - /* Disable PCI subsystem interrupt */ lpfc_sli4_disable_intr(phba); /* Stop kthread signal shall trigger work_done one more time */ kthread_stop(phba->worker_thread); + /* Reset SLI4 HBA FCoE function */ + lpfc_pci_function_reset(phba); + /* Stop the SLI4 device port */ phba->pport->work_port_events = 0; } @@ -8368,7 +8259,7 @@ lpfc_pci_remove_one_s4(struct pci_dev *pdev) list_del_init(&vport->listentry); spin_unlock_irq(&phba->hbalock); - /* Call scsi_free before lpfc_sli4_driver_resource_unset since scsi + /* Perform scsi free before driver resource_unset since scsi * buffers are released to their corresponding pools here. */ lpfc_scsi_free(phba); diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index 2e51aa6b45b..3a658953486 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -599,6 +599,7 @@ lpfc_new_scsi_buf_s3(struct lpfc_vport *vport, int num_to_alloc) iocb->ulpClass = CLASS3; psb->status = IOSTAT_SUCCESS; /* Put it back into the SCSI buffer list */ + psb->cur_iocbq.context1 = psb; lpfc_release_scsi_buf_s3(phba, psb); } @@ -849,6 +850,7 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) iocb->ulpBdeCount = 1; iocb->ulpLe = 1; iocb->ulpClass = CLASS3; + psb->cur_iocbq.context1 = psb; if (phba->cfg_sg_dma_buf_size > SGL_PAGE_SIZE) pdma_phys_bpl1 = pdma_phys_bpl + SGL_PAGE_SIZE; else @@ -2276,15 +2278,24 @@ lpfc_handle_fcp_err(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd, * Check SLI validation that all the transfer was actually done * (fcpi_parm should be zero). Apply check only to reads. */ - } else if ((scsi_status == SAM_STAT_GOOD) && fcpi_parm && - (cmnd->sc_data_direction == DMA_FROM_DEVICE)) { + } else if (fcpi_parm && (cmnd->sc_data_direction == DMA_FROM_DEVICE)) { lpfc_printf_vlog(vport, KERN_WARNING, LOG_FCP | LOG_FCP_ERROR, "9029 FCP Read Check Error Data: " - "x%x x%x x%x x%x\n", + "x%x x%x x%x x%x x%x\n", be32_to_cpu(fcpcmd->fcpDl), be32_to_cpu(fcprsp->rspResId), - fcpi_parm, cmnd->cmnd[0]); - host_status = DID_ERROR; + fcpi_parm, cmnd->cmnd[0], scsi_status); + switch (scsi_status) { + case SAM_STAT_GOOD: + case SAM_STAT_CHECK_CONDITION: + /* Fabric dropped a data frame. Fail any successful + * command in which we detected dropped frames. + * A status of good or some check conditions could + * be considered a successful command. + */ + host_status = DID_ERROR; + break; + } scsi_set_resid(cmnd, scsi_bufflen(cmnd)); } @@ -3072,7 +3083,14 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd) if (ret) return ret; lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble; - BUG_ON(!lpfc_cmd); + if (!lpfc_cmd) { + lpfc_printf_vlog(vport, KERN_WARNING, LOG_FCP, + "2873 SCSI Layer I/O Abort Request IO CMPL Status " + "x%x ID %d " + "LUN %d snum %#lx\n", ret, cmnd->device->id, + cmnd->device->lun, cmnd->serial_number); + return SUCCESS; + } /* * If pCmd field of the corresponding lpfc_scsi_buf structure @@ -3656,7 +3674,6 @@ lpfc_slave_alloc(struct scsi_device *sdev) * * This routine configures following items * - Tag command queuing support for @sdev if supported. - * - Dev loss time out value of fc_rport. * - Enable SLI polling for fcp ring if ENABLE_FCP_RING_POLLING flag is set. * * Return codes: @@ -3667,21 +3684,12 @@ lpfc_slave_configure(struct scsi_device *sdev) { struct lpfc_vport *vport = (struct lpfc_vport *) sdev->host->hostdata; struct lpfc_hba *phba = vport->phba; - struct fc_rport *rport = starget_to_rport(sdev->sdev_target); if (sdev->tagged_supported) scsi_activate_tcq(sdev, vport->cfg_lun_queue_depth); else scsi_deactivate_tcq(sdev, vport->cfg_lun_queue_depth); - /* - * Initialize the fc transport attributes for the target - * containing this scsi device. Also note that the driver's - * target pointer is stored in the starget_data for the - * driver's sysfs entry point functions. - */ - rport->dev_loss_tmo = vport->cfg_devloss_tmo; - if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { lpfc_sli_handle_fast_ring_event(phba, &phba->sli.ring[LPFC_FCP_RING], HA_R0RE_REQ); diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index fb8905f893f..0d1e187b005 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -1677,6 +1677,8 @@ lpfc_sli_chk_mbx_command(uint8_t mbxCommand) case MBX_RESUME_RPI: case MBX_READ_EVENT_LOG_STATUS: case MBX_READ_EVENT_LOG: + case MBX_SECURITY_MGMT: + case MBX_AUTH_PORT: ret = mbxCommand; break; default: @@ -1730,10 +1732,11 @@ lpfc_sli_wake_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq) void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { + struct lpfc_vport *vport = pmb->vport; struct lpfc_dmabuf *mp; + struct lpfc_nodelist *ndlp; uint16_t rpi, vpi; int rc; - struct lpfc_vport *vport = pmb->vport; mp = (struct lpfc_dmabuf *) (pmb->context1); @@ -1774,6 +1777,19 @@ lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) return; } + if (pmb->u.mb.mbxCommand == MBX_REG_LOGIN64) { + ndlp = (struct lpfc_nodelist *)pmb->context2; + lpfc_nlp_put(ndlp); + pmb->context2 = NULL; + } + + /* Check security permission status on INIT_LINK mailbox command */ + if ((pmb->u.mb.mbxCommand == MBX_INIT_LINK) && + (pmb->u.mb.mbxStatus == MBXERR_SEC_NO_PERMISSION)) + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, + "2860 SLI authentication is required " + "for INIT_LINK but has not done yet\n"); + if (bf_get(lpfc_mqe_command, &pmb->u.mqe) == MBX_SLI4_CONFIG) lpfc_sli4_mbox_cmd_free(phba, pmb); else @@ -3651,11 +3667,15 @@ lpfc_sli_chipset_init(struct lpfc_hba *phba) i = 0; while ((status & (HS_FFRDY | HS_MBRDY)) != (HS_FFRDY | HS_MBRDY)) { - /* Check every 100ms for 5 retries, then every 500ms for 5, then - * every 2.5 sec for 5, then reset board and every 2.5 sec for - * 4. + /* Check every 10ms for 10 retries, then every 100ms for 90 + * retries, then every 1 sec for 50 retires for a total of + * ~60 seconds before reset the board again and check every + * 1 sec for 50 retries. The up to 60 seconds before the + * board ready is required by the Falcon FIPS zeroization + * complete, and any reset the board in between shall cause + * restart of zeroization, further delay the board ready. */ - if (i++ >= 20) { + if (i++ >= 200) { /* Adapter failed to init, timeout, status reg <status> */ lpfc_printf_log(phba, KERN_ERR, LOG_INIT, @@ -3683,16 +3703,15 @@ lpfc_sli_chipset_init(struct lpfc_hba *phba) return -EIO; } - if (i <= 5) { + if (i <= 10) msleep(10); - } else if (i <= 10) { - msleep(500); - } else { - msleep(2500); - } + else if (i <= 100) + msleep(100); + else + msleep(1000); - if (i == 15) { - /* Do post */ + if (i == 150) { + /* Do post */ phba->pport->port_state = LPFC_VPORT_UNKNOWN; lpfc_sli_brdrestart(phba); } @@ -4186,7 +4205,7 @@ lpfc_sli4_read_fcoe_params(struct lpfc_hba *phba, * * Return codes * 0 - successful - * ENOMEM - could not allocated memory. + * -ENOMEM - could not allocated memory. **/ static int lpfc_sli4_read_rev(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq, @@ -5943,6 +5962,8 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, uint8_t command_type = ELS_COMMAND_NON_FIP; uint8_t cmnd; uint16_t xritag; + uint16_t abrt_iotag; + struct lpfc_iocbq *abrtiocbq; struct ulp_bde64 *bpl = NULL; uint32_t els_id = ELS_ID_DEFAULT; int numBdes, i; @@ -6155,9 +6176,17 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, case CMD_ABORT_XRI_CX: /* words 0-2 memcpy should be 0 rserved */ /* port will send abts */ - if (iocbq->iocb.ulpCommand == CMD_CLOSE_XRI_CN) + abrt_iotag = iocbq->iocb.un.acxri.abortContextTag; + if (abrt_iotag != 0 && abrt_iotag <= phba->sli.last_iotag) { + abrtiocbq = phba->sli.iocbq_lookup[abrt_iotag]; + fip = abrtiocbq->iocb_flag & LPFC_FIP_ELS_ID_MASK; + } else + fip = 0; + + if ((iocbq->iocb.ulpCommand == CMD_CLOSE_XRI_CN) || fip) /* - * The link is down so the fw does not need to send abts + * The link is down, or the command was ELS_FIP + * so the fw does not need to send abts * on the wire. */ bf_set(abort_cmd_ia, &wqe->abort_cmd, 1); @@ -6901,37 +6930,6 @@ lpfc_sli_hba_down(struct lpfc_hba *phba) } /** - * lpfc_sli4_hba_down - PCI function resource cleanup for the SLI4 HBA - * @phba: Pointer to HBA context object. - * - * This function cleans up all queues, iocb, buffers, mailbox commands while - * shutting down the SLI4 HBA FCoE function. This function is called with no - * lock held and always returns 1. - * - * This function does the following to cleanup driver FCoE function resources: - * - Free discovery resources for each virtual port - * - Cleanup any pending fabric iocbs - * - Iterate through the iocb txq and free each entry in the list. - * - Free up any buffer posted to the HBA. - * - Clean up all the queue entries: WQ, RQ, MQ, EQ, CQ, etc. - * - Free mailbox commands in the mailbox queue. - **/ -int -lpfc_sli4_hba_down(struct lpfc_hba *phba) -{ - /* Stop the SLI4 device port */ - lpfc_stop_port(phba); - - /* Tear down the queues in the HBA */ - lpfc_sli4_queue_unset(phba); - - /* unregister default FCFI from the HBA */ - lpfc_sli4_fcfi_unreg(phba, phba->fcf.fcfi); - - return 1; -} - -/** * lpfc_sli_pcimem_bcopy - SLI memory copy function * @srcp: Source memory pointer. * @destp: Destination memory pointer. @@ -7888,7 +7886,7 @@ lpfc_sli_eratt_read(struct lpfc_hba *phba) /* Check if there is a deferred error condition is active */ if ((HS_FFER1 & phba->work_hs) && ((HS_FFER2 | HS_FFER3 | HS_FFER4 | HS_FFER5 | - HS_FFER6 | HS_FFER7) & phba->work_hs)) { + HS_FFER6 | HS_FFER7 | HS_FFER8) & phba->work_hs)) { phba->hba_flag |= DEFER_ERATT; /* Clear all interrupt enable conditions */ writel(0, phba->HCregaddr); @@ -8204,7 +8202,8 @@ lpfc_sli_sp_intr_handler(int irq, void *dev_id) */ if ((HS_FFER1 & phba->work_hs) && ((HS_FFER2 | HS_FFER3 | HS_FFER4 | HS_FFER5 | - HS_FFER6 | HS_FFER7) & phba->work_hs)) { + HS_FFER6 | HS_FFER7 | HS_FFER8) & + phba->work_hs)) { phba->hba_flag |= DEFER_ERATT; /* Clear all interrupt enable conditions */ writel(0, phba->HCregaddr); @@ -8476,7 +8475,7 @@ lpfc_sli_intr_handler(int irq, void *dev_id) * If there is deferred error attention, do not check for any interrupt. */ if (unlikely(phba->hba_flag & DEFER_ERATT)) { - spin_unlock_irq(&phba->hbalock); + spin_unlock(&phba->hbalock); return IRQ_NONE; } @@ -9724,8 +9723,8 @@ out_fail: * command to finish before continuing. * * On success this function will return a zero. If unable to allocate enough - * memory this function will return ENOMEM. If the queue create mailbox command - * fails this function will return ENXIO. + * memory this function will return -ENOMEM. If the queue create mailbox command + * fails this function will return -ENXIO. **/ uint32_t lpfc_eq_create(struct lpfc_hba *phba, struct lpfc_queue *eq, uint16_t imax) @@ -9840,8 +9839,8 @@ lpfc_eq_create(struct lpfc_hba *phba, struct lpfc_queue *eq, uint16_t imax) * command to finish before continuing. * * On success this function will return a zero. If unable to allocate enough - * memory this function will return ENOMEM. If the queue create mailbox command - * fails this function will return ENXIO. + * memory this function will return -ENOMEM. If the queue create mailbox command + * fails this function will return -ENXIO. **/ uint32_t lpfc_cq_create(struct lpfc_hba *phba, struct lpfc_queue *cq, @@ -10011,8 +10010,8 @@ lpfc_mq_create_fb_init(struct lpfc_hba *phba, struct lpfc_queue *mq, * command to finish before continuing. * * On success this function will return a zero. If unable to allocate enough - * memory this function will return ENOMEM. If the queue create mailbox command - * fails this function will return ENXIO. + * memory this function will return -ENOMEM. If the queue create mailbox command + * fails this function will return -ENXIO. **/ int32_t lpfc_mq_create(struct lpfc_hba *phba, struct lpfc_queue *mq, @@ -10146,8 +10145,8 @@ out: * command to finish before continuing. * * On success this function will return a zero. If unable to allocate enough - * memory this function will return ENOMEM. If the queue create mailbox command - * fails this function will return ENXIO. + * memory this function will return -ENOMEM. If the queue create mailbox command + * fails this function will return -ENXIO. **/ uint32_t lpfc_wq_create(struct lpfc_hba *phba, struct lpfc_queue *wq, @@ -10234,8 +10233,8 @@ out: * mailbox command to finish before continuing. * * On success this function will return a zero. If unable to allocate enough - * memory this function will return ENOMEM. If the queue create mailbox command - * fails this function will return ENXIO. + * memory this function will return -ENOMEM. If the queue create mailbox command + * fails this function will return -ENXIO. **/ uint32_t lpfc_rq_create(struct lpfc_hba *phba, struct lpfc_queue *hrq, @@ -10403,7 +10402,7 @@ out: * The @eq struct is used to get the queue ID of the queue to destroy. * * On success this function will return a zero. If the queue destroy mailbox - * command fails this function will return ENXIO. + * command fails this function will return -ENXIO. **/ uint32_t lpfc_eq_destroy(struct lpfc_hba *phba, struct lpfc_queue *eq) @@ -10458,7 +10457,7 @@ lpfc_eq_destroy(struct lpfc_hba *phba, struct lpfc_queue *eq) * The @cq struct is used to get the queue ID of the queue to destroy. * * On success this function will return a zero. If the queue destroy mailbox - * command fails this function will return ENXIO. + * command fails this function will return -ENXIO. **/ uint32_t lpfc_cq_destroy(struct lpfc_hba *phba, struct lpfc_queue *cq) @@ -10511,7 +10510,7 @@ lpfc_cq_destroy(struct lpfc_hba *phba, struct lpfc_queue *cq) * The @mq struct is used to get the queue ID of the queue to destroy. * * On success this function will return a zero. If the queue destroy mailbox - * command fails this function will return ENXIO. + * command fails this function will return -ENXIO. **/ uint32_t lpfc_mq_destroy(struct lpfc_hba *phba, struct lpfc_queue *mq) @@ -10564,7 +10563,7 @@ lpfc_mq_destroy(struct lpfc_hba *phba, struct lpfc_queue *mq) * The @wq struct is used to get the queue ID of the queue to destroy. * * On success this function will return a zero. If the queue destroy mailbox - * command fails this function will return ENXIO. + * command fails this function will return -ENXIO. **/ uint32_t lpfc_wq_destroy(struct lpfc_hba *phba, struct lpfc_queue *wq) @@ -10616,7 +10615,7 @@ lpfc_wq_destroy(struct lpfc_hba *phba, struct lpfc_queue *wq) * The @rq struct is used to get the queue ID of the queue to destroy. * * On success this function will return a zero. If the queue destroy mailbox - * command fails this function will return ENXIO. + * command fails this function will return -ENXIO. **/ uint32_t lpfc_rq_destroy(struct lpfc_hba *phba, struct lpfc_queue *hrq, @@ -10758,51 +10757,6 @@ lpfc_sli4_post_sgl(struct lpfc_hba *phba, } return 0; } -/** - * lpfc_sli4_remove_all_sgl_pages - Post scatter gather list for an XRI to HBA - * @phba: The virtual port for which this call being executed. - * - * This routine will remove all of the sgl pages registered with the hba. - * - * Return codes: - * 0 - Success - * -ENXIO, -ENOMEM - Failure - **/ -int -lpfc_sli4_remove_all_sgl_pages(struct lpfc_hba *phba) -{ - LPFC_MBOXQ_t *mbox; - int rc; - uint32_t shdr_status, shdr_add_status; - union lpfc_sli4_cfg_shdr *shdr; - - mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); - if (!mbox) - return -ENOMEM; - - lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_FCOE, - LPFC_MBOX_OPCODE_FCOE_REMOVE_SGL_PAGES, 0, - LPFC_SLI4_MBX_EMBED); - if (!phba->sli4_hba.intr_enable) - rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); - else - rc = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO); - /* The IOCTL status is embedded in the mailbox subheader. */ - shdr = (union lpfc_sli4_cfg_shdr *) - &mbox->u.mqe.un.sli4_config.header.cfg_shdr; - shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response); - shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response); - if (rc != MBX_TIMEOUT) - mempool_free(mbox, phba->mbox_mem_pool); - if (shdr_status || shdr_add_status || rc) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2512 REMOVE_ALL_SGL_PAGES mailbox failed with " - "status x%x add_status x%x, mbx status x%x\n", - shdr_status, shdr_add_status, rc); - rc = -ENXIO; - } - return rc; -} /** * lpfc_sli4_next_xritag - Get an xritag for the io @@ -11819,7 +11773,7 @@ lpfc_sli4_handle_received_buffer(struct lpfc_hba *phba, * * Return codes * 0 - successful - * EIO - The mailbox failed to complete successfully. + * -EIO - The mailbox failed to complete successfully. * When this error occurs, the driver is not guaranteed * to have any rpi regions posted to the device and * must either attempt to repost the regions or take a @@ -11857,8 +11811,8 @@ lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *phba) * * Return codes * 0 - successful - * ENOMEM - No available memory - * EIO - The mailbox failed to complete successfully. + * -ENOMEM - No available memory + * -EIO - The mailbox failed to complete successfully. **/ int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *phba, struct lpfc_rpi_hdr *rpi_page) @@ -12805,8 +12759,11 @@ lpfc_cleanup_pending_mbox(struct lpfc_vport *vport) LPFC_MBOXQ_t *mb, *nextmb; struct lpfc_dmabuf *mp; struct lpfc_nodelist *ndlp; + struct lpfc_nodelist *act_mbx_ndlp = NULL; struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + LIST_HEAD(mbox_cmd_list); + /* Clean up internally queued mailbox commands with the vport */ spin_lock_irq(&phba->hbalock); list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { if (mb->vport != vport) @@ -12816,6 +12773,28 @@ lpfc_cleanup_pending_mbox(struct lpfc_vport *vport) (mb->u.mb.mbxCommand != MBX_REG_VPI)) continue; + list_del(&mb->list); + list_add_tail(&mb->list, &mbox_cmd_list); + } + /* Clean up active mailbox command with the vport */ + mb = phba->sli.mbox_active; + if (mb && (mb->vport == vport)) { + if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) || + (mb->u.mb.mbxCommand == MBX_REG_VPI)) + mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + if (mb->u.mb.mbxCommand == MBX_REG_LOGIN64) { + act_mbx_ndlp = (struct lpfc_nodelist *)mb->context2; + /* Put reference count for delayed processing */ + act_mbx_ndlp = lpfc_nlp_get(act_mbx_ndlp); + /* Unregister the RPI when mailbox complete */ + mb->mbox_flag |= LPFC_MBX_IMED_UNREG; + } + } + spin_unlock_irq(&phba->hbalock); + + /* Release the cleaned-up mailbox commands */ + while (!list_empty(&mbox_cmd_list)) { + list_remove_head(&mbox_cmd_list, mb, LPFC_MBOXQ_t, list); if (mb->u.mb.mbxCommand == MBX_REG_LOGIN64) { if (phba->sli_rev == LPFC_SLI_REV4) __lpfc_sli4_free_rpi(phba, @@ -12826,36 +12805,24 @@ lpfc_cleanup_pending_mbox(struct lpfc_vport *vport) kfree(mp); } ndlp = (struct lpfc_nodelist *) mb->context2; + mb->context2 = NULL; if (ndlp) { - spin_lock_irq(shost->host_lock); + spin_lock(shost->host_lock); ndlp->nlp_flag &= ~NLP_IGNR_REG_CMPL; - spin_unlock_irq(shost->host_lock); + spin_unlock(shost->host_lock); lpfc_nlp_put(ndlp); - mb->context2 = NULL; } } - list_del(&mb->list); mempool_free(mb, phba->mbox_mem_pool); } - mb = phba->sli.mbox_active; - if (mb && (mb->vport == vport)) { - if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) || - (mb->u.mb.mbxCommand == MBX_REG_VPI)) - mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; - if (mb->u.mb.mbxCommand == MBX_REG_LOGIN64) { - ndlp = (struct lpfc_nodelist *) mb->context2; - if (ndlp) { - spin_lock_irq(shost->host_lock); - ndlp->nlp_flag &= ~NLP_IGNR_REG_CMPL; - spin_unlock_irq(shost->host_lock); - lpfc_nlp_put(ndlp); - mb->context2 = NULL; - } - /* Unregister the RPI when mailbox complete */ - mb->mbox_flag |= LPFC_MBX_IMED_UNREG; - } + + /* Release the ndlp with the cleaned-up active mailbox command */ + if (act_mbx_ndlp) { + spin_lock(shost->host_lock); + act_mbx_ndlp->nlp_flag &= ~NLP_IGNR_REG_CMPL; + spin_unlock(shost->host_lock); + lpfc_nlp_put(act_mbx_ndlp); } - spin_unlock_irq(&phba->hbalock); } /** diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index a3b24d99a2a..a0ca572ec28 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -481,7 +481,6 @@ struct lpfc_rpi_hdr { */ int lpfc_pci_function_reset(struct lpfc_hba *); int lpfc_sli4_hba_setup(struct lpfc_hba *); -int lpfc_sli4_hba_down(struct lpfc_hba *); int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t, uint8_t, uint32_t, bool); void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *); @@ -514,7 +513,6 @@ int lpfc_sli4_queue_setup(struct lpfc_hba *); void lpfc_sli4_queue_unset(struct lpfc_hba *); int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t); int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *); -int lpfc_sli4_remove_all_sgl_pages(struct lpfc_hba *); uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *); int lpfc_sli4_post_async_mbox(struct lpfc_hba *); int lpfc_sli4_post_sgl_list(struct lpfc_hba *phba); diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h index 61afb3420a9..f93120e4c79 100644 --- a/drivers/scsi/lpfc/lpfc_version.h +++ b/drivers/scsi/lpfc/lpfc_version.h @@ -18,7 +18,7 @@ * included with this package. * *******************************************************************/ -#define LPFC_DRIVER_VERSION "8.3.16" +#define LPFC_DRIVER_VERSION "8.3.17" #define LPFC_DRIVER_NAME "lpfc" #define LPFC_SP_DRIVER_HANDLER_NAME "lpfc:sp" #define LPFC_FP_DRIVER_HANDLER_NAME "lpfc:fp" diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c index 1655507a682..a5281ce893d 100644 --- a/drivers/scsi/lpfc/lpfc_vport.c +++ b/drivers/scsi/lpfc/lpfc_vport.c @@ -580,7 +580,9 @@ lpfc_vport_delete(struct fc_vport *fc_vport) "static vport.\n"); return VPORT_ERROR; } - + spin_lock_irq(&phba->hbalock); + vport->load_flag |= FC_UNLOADING; + spin_unlock_irq(&phba->hbalock); /* * If we are not unloading the driver then prevent the vport_delete * from happening until after this vport's discovery is finished. @@ -618,10 +620,6 @@ lpfc_vport_delete(struct fc_vport *fc_vport) scsi_host_put(shost); return VPORT_INVAL; } - spin_lock_irq(&phba->hbalock); - vport->load_flag |= FC_UNLOADING; - spin_unlock_irq(&phba->hbalock); - lpfc_free_sysfs_attr(vport); lpfc_debugfs_terminate(vport); diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index 51e2579a743..d3c9cdee292 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -61,6 +61,11 @@ MODULE_VERSION(MEGASAS_VERSION); MODULE_AUTHOR("megaraidlinux@lsi.com"); MODULE_DESCRIPTION("LSI MegaRAID SAS Driver"); +static int megasas_transition_to_ready(struct megasas_instance *instance); +static int megasas_get_pd_list(struct megasas_instance *instance); +static int megasas_issue_init_mfi(struct megasas_instance *instance); +static int megasas_register_aen(struct megasas_instance *instance, + u32 seq_num, u32 class_locale_word); /* * PCI ID table for all supported controllers */ @@ -163,7 +168,7 @@ megasas_return_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd) static inline void megasas_enable_intr_xscale(struct megasas_register_set __iomem * regs) { - writel(1, &(regs)->outbound_intr_mask); + writel(0, &(regs)->outbound_intr_mask); /* Dummy readl to force pci flush */ readl(®s->outbound_intr_mask); @@ -199,24 +204,27 @@ static int megasas_clear_intr_xscale(struct megasas_register_set __iomem * regs) { u32 status; + u32 mfiStatus = 0; /* * Check if it is our interrupt */ status = readl(®s->outbound_intr_status); - if (!(status & MFI_OB_INTR_STATUS_MASK)) { - return 1; - } + if (status & MFI_OB_INTR_STATUS_MASK) + mfiStatus = MFI_INTR_FLAG_REPLY_MESSAGE; + if (status & MFI_XSCALE_OMR0_CHANGE_INTERRUPT) + mfiStatus |= MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE; /* * Clear the interrupt by writing back the same value */ - writel(status, ®s->outbound_intr_status); + if (mfiStatus) + writel(status, ®s->outbound_intr_status); /* Dummy readl to force pci flush */ readl(®s->outbound_intr_status); - return 0; + return mfiStatus; } /** @@ -231,8 +239,69 @@ megasas_fire_cmd_xscale(struct megasas_instance *instance, u32 frame_count, struct megasas_register_set __iomem *regs) { + unsigned long flags; + spin_lock_irqsave(&instance->hba_lock, flags); writel((frame_phys_addr >> 3)|(frame_count), &(regs)->inbound_queue_port); + spin_unlock_irqrestore(&instance->hba_lock, flags); +} + +/** + * megasas_adp_reset_xscale - For controller reset + * @regs: MFI register set + */ +static int +megasas_adp_reset_xscale(struct megasas_instance *instance, + struct megasas_register_set __iomem *regs) +{ + u32 i; + u32 pcidata; + writel(MFI_ADP_RESET, ®s->inbound_doorbell); + + for (i = 0; i < 3; i++) + msleep(1000); /* sleep for 3 secs */ + pcidata = 0; + pci_read_config_dword(instance->pdev, MFI_1068_PCSR_OFFSET, &pcidata); + printk(KERN_NOTICE "pcidata = %x\n", pcidata); + if (pcidata & 0x2) { + printk(KERN_NOTICE "mfi 1068 offset read=%x\n", pcidata); + pcidata &= ~0x2; + pci_write_config_dword(instance->pdev, + MFI_1068_PCSR_OFFSET, pcidata); + + for (i = 0; i < 2; i++) + msleep(1000); /* need to wait 2 secs again */ + + pcidata = 0; + pci_read_config_dword(instance->pdev, + MFI_1068_FW_HANDSHAKE_OFFSET, &pcidata); + printk(KERN_NOTICE "1068 offset handshake read=%x\n", pcidata); + if ((pcidata & 0xffff0000) == MFI_1068_FW_READY) { + printk(KERN_NOTICE "1068 offset pcidt=%x\n", pcidata); + pcidata = 0; + pci_write_config_dword(instance->pdev, + MFI_1068_FW_HANDSHAKE_OFFSET, pcidata); + } + } + return 0; +} + +/** + * megasas_check_reset_xscale - For controller reset check + * @regs: MFI register set + */ +static int +megasas_check_reset_xscale(struct megasas_instance *instance, + struct megasas_register_set __iomem *regs) +{ + u32 consumer; + consumer = *instance->consumer; + + if ((instance->adprecovery != MEGASAS_HBA_OPERATIONAL) && + (*instance->consumer == MEGASAS_ADPRESET_INPROG_SIGN)) { + return 1; + } + return 0; } static struct megasas_instance_template megasas_instance_template_xscale = { @@ -242,6 +311,8 @@ static struct megasas_instance_template megasas_instance_template_xscale = { .disable_intr = megasas_disable_intr_xscale, .clear_intr = megasas_clear_intr_xscale, .read_fw_status_reg = megasas_read_fw_status_reg_xscale, + .adp_reset = megasas_adp_reset_xscale, + .check_reset = megasas_check_reset_xscale, }; /** @@ -263,7 +334,7 @@ megasas_enable_intr_ppc(struct megasas_register_set __iomem * regs) { writel(0xFFFFFFFF, &(regs)->outbound_doorbell_clear); - writel(~0x80000004, &(regs)->outbound_intr_mask); + writel(~0x80000000, &(regs)->outbound_intr_mask); /* Dummy readl to force pci flush */ readl(®s->outbound_intr_mask); @@ -306,7 +377,7 @@ megasas_clear_intr_ppc(struct megasas_register_set __iomem * regs) status = readl(®s->outbound_intr_status); if (!(status & MFI_REPLY_1078_MESSAGE_INTERRUPT)) { - return 1; + return 0; } /* @@ -317,7 +388,7 @@ megasas_clear_intr_ppc(struct megasas_register_set __iomem * regs) /* Dummy readl to force pci flush */ readl(®s->outbound_doorbell_clear); - return 0; + return 1; } /** * megasas_fire_cmd_ppc - Sends command to the FW @@ -331,10 +402,34 @@ megasas_fire_cmd_ppc(struct megasas_instance *instance, u32 frame_count, struct megasas_register_set __iomem *regs) { + unsigned long flags; + spin_lock_irqsave(&instance->hba_lock, flags); writel((frame_phys_addr | (frame_count<<1))|1, &(regs)->inbound_queue_port); + spin_unlock_irqrestore(&instance->hba_lock, flags); +} + +/** + * megasas_adp_reset_ppc - For controller reset + * @regs: MFI register set + */ +static int +megasas_adp_reset_ppc(struct megasas_instance *instance, + struct megasas_register_set __iomem *regs) +{ + return 0; } +/** + * megasas_check_reset_ppc - For controller reset check + * @regs: MFI register set + */ +static int +megasas_check_reset_ppc(struct megasas_instance *instance, + struct megasas_register_set __iomem *regs) +{ + return 0; +} static struct megasas_instance_template megasas_instance_template_ppc = { .fire_cmd = megasas_fire_cmd_ppc, @@ -342,6 +437,8 @@ static struct megasas_instance_template megasas_instance_template_ppc = { .disable_intr = megasas_disable_intr_ppc, .clear_intr = megasas_clear_intr_ppc, .read_fw_status_reg = megasas_read_fw_status_reg_ppc, + .adp_reset = megasas_adp_reset_ppc, + .check_reset = megasas_check_reset_ppc, }; /** @@ -396,7 +493,7 @@ megasas_clear_intr_skinny(struct megasas_register_set __iomem *regs) status = readl(®s->outbound_intr_status); if (!(status & MFI_SKINNY_ENABLE_INTERRUPT_MASK)) { - return 1; + return 0; } /* @@ -409,7 +506,7 @@ megasas_clear_intr_skinny(struct megasas_register_set __iomem *regs) */ readl(®s->outbound_intr_status); - return 0; + return 1; } /** @@ -425,11 +522,33 @@ megasas_fire_cmd_skinny(struct megasas_instance *instance, struct megasas_register_set __iomem *regs) { unsigned long flags; - spin_lock_irqsave(&instance->fire_lock, flags); + spin_lock_irqsave(&instance->hba_lock, flags); writel(0, &(regs)->inbound_high_queue_port); writel((frame_phys_addr | (frame_count<<1))|1, &(regs)->inbound_low_queue_port); - spin_unlock_irqrestore(&instance->fire_lock, flags); + spin_unlock_irqrestore(&instance->hba_lock, flags); +} + +/** + * megasas_adp_reset_skinny - For controller reset + * @regs: MFI register set + */ +static int +megasas_adp_reset_skinny(struct megasas_instance *instance, + struct megasas_register_set __iomem *regs) +{ + return 0; +} + +/** + * megasas_check_reset_skinny - For controller reset check + * @regs: MFI register set + */ +static int +megasas_check_reset_skinny(struct megasas_instance *instance, + struct megasas_register_set __iomem *regs) +{ + return 0; } static struct megasas_instance_template megasas_instance_template_skinny = { @@ -439,6 +558,8 @@ static struct megasas_instance_template megasas_instance_template_skinny = { .disable_intr = megasas_disable_intr_skinny, .clear_intr = megasas_clear_intr_skinny, .read_fw_status_reg = megasas_read_fw_status_reg_skinny, + .adp_reset = megasas_adp_reset_skinny, + .check_reset = megasas_check_reset_skinny, }; @@ -494,23 +615,29 @@ static int megasas_clear_intr_gen2(struct megasas_register_set __iomem *regs) { u32 status; + u32 mfiStatus = 0; /* * Check if it is our interrupt */ status = readl(®s->outbound_intr_status); - if (!(status & MFI_GEN2_ENABLE_INTERRUPT_MASK)) - return 1; + if (status & MFI_GEN2_ENABLE_INTERRUPT_MASK) { + mfiStatus = MFI_INTR_FLAG_REPLY_MESSAGE; + } + if (status & MFI_G2_OUTBOUND_DOORBELL_CHANGE_INTERRUPT) { + mfiStatus |= MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE; + } /* * Clear the interrupt by writing back the same value */ - writel(status, ®s->outbound_doorbell_clear); + if (mfiStatus) + writel(status, ®s->outbound_doorbell_clear); /* Dummy readl to force pci flush */ readl(®s->outbound_intr_status); - return 0; + return mfiStatus; } /** * megasas_fire_cmd_gen2 - Sends command to the FW @@ -524,8 +651,74 @@ megasas_fire_cmd_gen2(struct megasas_instance *instance, u32 frame_count, struct megasas_register_set __iomem *regs) { + unsigned long flags; + spin_lock_irqsave(&instance->hba_lock, flags); writel((frame_phys_addr | (frame_count<<1))|1, &(regs)->inbound_queue_port); + spin_unlock_irqrestore(&instance->hba_lock, flags); +} + +/** + * megasas_adp_reset_gen2 - For controller reset + * @regs: MFI register set + */ +static int +megasas_adp_reset_gen2(struct megasas_instance *instance, + struct megasas_register_set __iomem *reg_set) +{ + u32 retry = 0 ; + u32 HostDiag; + + writel(0, ®_set->seq_offset); + writel(4, ®_set->seq_offset); + writel(0xb, ®_set->seq_offset); + writel(2, ®_set->seq_offset); + writel(7, ®_set->seq_offset); + writel(0xd, ®_set->seq_offset); + msleep(1000); + + HostDiag = (u32)readl(®_set->host_diag); + + while ( !( HostDiag & DIAG_WRITE_ENABLE) ) { + msleep(100); + HostDiag = (u32)readl(®_set->host_diag); + printk(KERN_NOTICE "RESETGEN2: retry=%x, hostdiag=%x\n", + retry, HostDiag); + + if (retry++ >= 100) + return 1; + + } + + printk(KERN_NOTICE "ADP_RESET_GEN2: HostDiag=%x\n", HostDiag); + + writel((HostDiag | DIAG_RESET_ADAPTER), ®_set->host_diag); + + ssleep(10); + + HostDiag = (u32)readl(®_set->host_diag); + while ( ( HostDiag & DIAG_RESET_ADAPTER) ) { + msleep(100); + HostDiag = (u32)readl(®_set->host_diag); + printk(KERN_NOTICE "RESET_GEN2: retry=%x, hostdiag=%x\n", + retry, HostDiag); + + if (retry++ >= 1000) + return 1; + + } + return 0; +} + +/** + * megasas_check_reset_gen2 - For controller reset check + * @regs: MFI register set + */ +static int +megasas_check_reset_gen2(struct megasas_instance *instance, + struct megasas_register_set __iomem *regs) +{ + return 0; } static struct megasas_instance_template megasas_instance_template_gen2 = { @@ -535,11 +728,13 @@ static struct megasas_instance_template megasas_instance_template_gen2 = { .disable_intr = megasas_disable_intr_gen2, .clear_intr = megasas_clear_intr_gen2, .read_fw_status_reg = megasas_read_fw_status_reg_gen2, + .adp_reset = megasas_adp_reset_gen2, + .check_reset = megasas_check_reset_gen2, }; /** * This is the end of set of functions & definitions -* specific to ppc (deviceid : 0x60) controllers +* specific to gen2 (deviceid : 0x78, 0x79) controllers */ /** @@ -598,8 +793,7 @@ megasas_issue_blocked_cmd(struct megasas_instance *instance, instance->instancet->fire_cmd(instance, cmd->frame_phys_addr, 0, instance->reg_set); - wait_event_timeout(instance->int_cmd_wait_q, (cmd->cmd_status != ENODATA), - MEGASAS_INTERNAL_CMD_WAIT_TIME*HZ); + wait_event(instance->int_cmd_wait_q, cmd->cmd_status != ENODATA); return 0; } @@ -647,8 +841,8 @@ megasas_issue_blocked_abort_cmd(struct megasas_instance *instance, /* * Wait for this cmd to complete */ - wait_event_timeout(instance->abort_cmd_wait_q, (cmd->cmd_status != 0xFF), - MEGASAS_INTERNAL_CMD_WAIT_TIME*HZ); + wait_event(instance->abort_cmd_wait_q, cmd->cmd_status != 0xFF); + cmd->sync_cmd = 0; megasas_return_cmd(instance, cmd); return 0; @@ -1130,14 +1324,22 @@ megasas_queue_command(struct scsi_cmnd *scmd, void (*done) (struct scsi_cmnd *)) u32 frame_count; struct megasas_cmd *cmd; struct megasas_instance *instance; + unsigned long flags; instance = (struct megasas_instance *) scmd->device->host->hostdata; - /* Don't process if we have already declared adapter dead */ - if (instance->hw_crit_error) + if (instance->issuepend_done == 0) return SCSI_MLQUEUE_HOST_BUSY; + spin_lock_irqsave(&instance->hba_lock, flags); + if (instance->adprecovery != MEGASAS_HBA_OPERATIONAL) { + spin_unlock_irqrestore(&instance->hba_lock, flags); + return SCSI_MLQUEUE_HOST_BUSY; + } + + spin_unlock_irqrestore(&instance->hba_lock, flags); + scmd->scsi_done = done; scmd->result = 0; @@ -1273,6 +1475,18 @@ static int megasas_slave_alloc(struct scsi_device *sdev) return 0; } +static void megaraid_sas_kill_hba(struct megasas_instance *instance) +{ + if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0073SKINNY) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY)) { + writel(MFI_STOP_ADP, + &instance->reg_set->reserved_0[0]); + } else { + writel(MFI_STOP_ADP, + &instance->reg_set->inbound_doorbell); + } +} + /** * megasas_complete_cmd_dpc - Returns FW's controller structure * @instance_addr: Address of adapter soft state @@ -1290,7 +1504,7 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr) unsigned long flags; /* If we have already declared adapter dead, donot complete cmds */ - if (instance->hw_crit_error) + if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR ) return; spin_lock_irqsave(&instance->completion_lock, flags); @@ -1300,6 +1514,11 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr) while (consumer != producer) { context = instance->reply_queue[consumer]; + if (context >= instance->max_fw_cmds) { + printk(KERN_ERR "Unexpected context value %x\n", + context); + BUG(); + } cmd = instance->cmd_list[context]; @@ -1349,7 +1568,76 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr) static int megasas_wait_for_outstanding(struct megasas_instance *instance) { int i; + u32 reset_index; u32 wait_time = MEGASAS_RESET_WAIT_TIME; + u8 adprecovery; + unsigned long flags; + struct list_head clist_local; + struct megasas_cmd *reset_cmd; + + spin_lock_irqsave(&instance->hba_lock, flags); + adprecovery = instance->adprecovery; + spin_unlock_irqrestore(&instance->hba_lock, flags); + + if (adprecovery != MEGASAS_HBA_OPERATIONAL) { + + INIT_LIST_HEAD(&clist_local); + spin_lock_irqsave(&instance->hba_lock, flags); + list_splice_init(&instance->internal_reset_pending_q, + &clist_local); + spin_unlock_irqrestore(&instance->hba_lock, flags); + + printk(KERN_NOTICE "megasas: HBA reset wait ...\n"); + for (i = 0; i < wait_time; i++) { + msleep(1000); + spin_lock_irqsave(&instance->hba_lock, flags); + adprecovery = instance->adprecovery; + spin_unlock_irqrestore(&instance->hba_lock, flags); + if (adprecovery == MEGASAS_HBA_OPERATIONAL) + break; + } + + if (adprecovery != MEGASAS_HBA_OPERATIONAL) { + printk(KERN_NOTICE "megasas: reset: Stopping HBA.\n"); + spin_lock_irqsave(&instance->hba_lock, flags); + instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR; + spin_unlock_irqrestore(&instance->hba_lock, flags); + return FAILED; + } + + reset_index = 0; + while (!list_empty(&clist_local)) { + reset_cmd = list_entry((&clist_local)->next, + struct megasas_cmd, list); + list_del_init(&reset_cmd->list); + if (reset_cmd->scmd) { + reset_cmd->scmd->result = DID_RESET << 16; + printk(KERN_NOTICE "%d:%p reset [%02x], %#lx\n", + reset_index, reset_cmd, + reset_cmd->scmd->cmnd[0], + reset_cmd->scmd->serial_number); + + reset_cmd->scmd->scsi_done(reset_cmd->scmd); + megasas_return_cmd(instance, reset_cmd); + } else if (reset_cmd->sync_cmd) { + printk(KERN_NOTICE "megasas:%p synch cmds" + "reset queue\n", + reset_cmd); + + reset_cmd->cmd_status = ENODATA; + instance->instancet->fire_cmd(instance, + reset_cmd->frame_phys_addr, + 0, instance->reg_set); + } else { + printk(KERN_NOTICE "megasas: %p unexpected" + "cmds lst\n", + reset_cmd); + } + reset_index++; + } + + return SUCCESS; + } for (i = 0; i < wait_time; i++) { @@ -1372,6 +1660,7 @@ static int megasas_wait_for_outstanding(struct megasas_instance *instance) } if (atomic_read(&instance->fw_outstanding)) { + printk(KERN_NOTICE "megaraid_sas: pending cmds after reset\n"); /* * Send signal to FW to stop processing any pending cmds. * The controller will be taken offline by the OS now. @@ -1387,10 +1676,14 @@ static int megasas_wait_for_outstanding(struct megasas_instance *instance) &instance->reg_set->inbound_doorbell); } megasas_dump_pending_frames(instance); - instance->hw_crit_error = 1; + spin_lock_irqsave(&instance->hba_lock, flags); + instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR; + spin_unlock_irqrestore(&instance->hba_lock, flags); return FAILED; } + printk(KERN_NOTICE "megaraid_sas: no pending cmds after reset\n"); + return SUCCESS; } @@ -1412,7 +1705,7 @@ static int megasas_generic_reset(struct scsi_cmnd *scmd) scmd_printk(KERN_NOTICE, scmd, "megasas: RESET -%ld cmd=%x retries=%x\n", scmd->serial_number, scmd->cmnd[0], scmd->retries); - if (instance->hw_crit_error) { + if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) { printk(KERN_ERR "megasas: cannot recover from previous reset " "failures\n"); return FAILED; @@ -1567,7 +1860,8 @@ megasas_service_aen(struct megasas_instance *instance, struct megasas_cmd *cmd) instance->aen_cmd = NULL; megasas_return_cmd(instance, cmd); - if (instance->unload == 0) { + if ((instance->unload == 0) && + ((instance->issuepend_done == 1))) { struct megasas_aen_event *ev; ev = kzalloc(sizeof(*ev), GFP_ATOMIC); if (!ev) { @@ -1662,6 +1956,9 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, struct megasas_header *hdr = &cmd->frame->hdr; unsigned long flags; + /* flag for the retry reset */ + cmd->retry_for_fw_reset = 0; + if (cmd->scmd) cmd->scmd->SCp.ptr = NULL; @@ -1782,39 +2079,301 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, } /** + * megasas_issue_pending_cmds_again - issue all pending cmds + * in FW again because of the fw reset + * @instance: Adapter soft state + */ +static inline void +megasas_issue_pending_cmds_again(struct megasas_instance *instance) +{ + struct megasas_cmd *cmd; + struct list_head clist_local; + union megasas_evt_class_locale class_locale; + unsigned long flags; + u32 seq_num; + + INIT_LIST_HEAD(&clist_local); + spin_lock_irqsave(&instance->hba_lock, flags); + list_splice_init(&instance->internal_reset_pending_q, &clist_local); + spin_unlock_irqrestore(&instance->hba_lock, flags); + + while (!list_empty(&clist_local)) { + cmd = list_entry((&clist_local)->next, + struct megasas_cmd, list); + list_del_init(&cmd->list); + + if (cmd->sync_cmd || cmd->scmd) { + printk(KERN_NOTICE "megaraid_sas: command %p, %p:%d" + "detected to be pending while HBA reset.\n", + cmd, cmd->scmd, cmd->sync_cmd); + + cmd->retry_for_fw_reset++; + + if (cmd->retry_for_fw_reset == 3) { + printk(KERN_NOTICE "megaraid_sas: cmd %p, %p:%d" + "was tried multiple times during reset." + "Shutting down the HBA\n", + cmd, cmd->scmd, cmd->sync_cmd); + megaraid_sas_kill_hba(instance); + + instance->adprecovery = + MEGASAS_HW_CRITICAL_ERROR; + return; + } + } + + if (cmd->sync_cmd == 1) { + if (cmd->scmd) { + printk(KERN_NOTICE "megaraid_sas: unexpected" + "cmd attached to internal command!\n"); + } + printk(KERN_NOTICE "megasas: %p synchronous cmd" + "on the internal reset queue," + "issue it again.\n", cmd); + cmd->cmd_status = ENODATA; + instance->instancet->fire_cmd(instance, + cmd->frame_phys_addr , + 0, instance->reg_set); + } else if (cmd->scmd) { + printk(KERN_NOTICE "megasas: %p scsi cmd [%02x],%#lx" + "detected on the internal queue, issue again.\n", + cmd, cmd->scmd->cmnd[0], cmd->scmd->serial_number); + + atomic_inc(&instance->fw_outstanding); + instance->instancet->fire_cmd(instance, + cmd->frame_phys_addr, + cmd->frame_count-1, instance->reg_set); + } else { + printk(KERN_NOTICE "megasas: %p unexpected cmd on the" + "internal reset defer list while re-issue!!\n", + cmd); + } + } + + if (instance->aen_cmd) { + printk(KERN_NOTICE "megaraid_sas: aen_cmd in def process\n"); + megasas_return_cmd(instance, instance->aen_cmd); + + instance->aen_cmd = NULL; + } + + /* + * Initiate AEN (Asynchronous Event Notification) + */ + seq_num = instance->last_seq_num; + class_locale.members.reserved = 0; + class_locale.members.locale = MR_EVT_LOCALE_ALL; + class_locale.members.class = MR_EVT_CLASS_DEBUG; + + megasas_register_aen(instance, seq_num, class_locale.word); +} + +/** + * Move the internal reset pending commands to a deferred queue. + * + * We move the commands pending at internal reset time to a + * pending queue. This queue would be flushed after successful + * completion of the internal reset sequence. if the internal reset + * did not complete in time, the kernel reset handler would flush + * these commands. + **/ +static void +megasas_internal_reset_defer_cmds(struct megasas_instance *instance) +{ + struct megasas_cmd *cmd; + int i; + u32 max_cmd = instance->max_fw_cmds; + u32 defer_index; + unsigned long flags; + + defer_index = 0; + spin_lock_irqsave(&instance->cmd_pool_lock, flags); + for (i = 0; i < max_cmd; i++) { + cmd = instance->cmd_list[i]; + if (cmd->sync_cmd == 1 || cmd->scmd) { + printk(KERN_NOTICE "megasas: moving cmd[%d]:%p:%d:%p" + "on the defer queue as internal\n", + defer_index, cmd, cmd->sync_cmd, cmd->scmd); + + if (!list_empty(&cmd->list)) { + printk(KERN_NOTICE "megaraid_sas: ERROR while" + " moving this cmd:%p, %d %p, it was" + "discovered on some list?\n", + cmd, cmd->sync_cmd, cmd->scmd); + + list_del_init(&cmd->list); + } + defer_index++; + list_add_tail(&cmd->list, + &instance->internal_reset_pending_q); + } + } + spin_unlock_irqrestore(&instance->cmd_pool_lock, flags); +} + + +static void +process_fw_state_change_wq(struct work_struct *work) +{ + struct megasas_instance *instance = + container_of(work, struct megasas_instance, work_init); + u32 wait; + unsigned long flags; + + if (instance->adprecovery != MEGASAS_ADPRESET_SM_INFAULT) { + printk(KERN_NOTICE "megaraid_sas: error, recovery st %x \n", + instance->adprecovery); + return ; + } + + if (instance->adprecovery == MEGASAS_ADPRESET_SM_INFAULT) { + printk(KERN_NOTICE "megaraid_sas: FW detected to be in fault" + "state, restarting it...\n"); + + instance->instancet->disable_intr(instance->reg_set); + atomic_set(&instance->fw_outstanding, 0); + + atomic_set(&instance->fw_reset_no_pci_access, 1); + instance->instancet->adp_reset(instance, instance->reg_set); + atomic_set(&instance->fw_reset_no_pci_access, 0 ); + + printk(KERN_NOTICE "megaraid_sas: FW restarted successfully," + "initiating next stage...\n"); + + printk(KERN_NOTICE "megaraid_sas: HBA recovery state machine," + "state 2 starting...\n"); + + /*waitting for about 20 second before start the second init*/ + for (wait = 0; wait < 30; wait++) { + msleep(1000); + } + + if (megasas_transition_to_ready(instance)) { + printk(KERN_NOTICE "megaraid_sas:adapter not ready\n"); + + megaraid_sas_kill_hba(instance); + instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR; + return ; + } + + if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS1064R) || + (instance->pdev->device == PCI_DEVICE_ID_DELL_PERC5) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_VERDE_ZCR) + ) { + *instance->consumer = *instance->producer; + } else { + *instance->consumer = 0; + *instance->producer = 0; + } + + megasas_issue_init_mfi(instance); + + spin_lock_irqsave(&instance->hba_lock, flags); + instance->adprecovery = MEGASAS_HBA_OPERATIONAL; + spin_unlock_irqrestore(&instance->hba_lock, flags); + instance->instancet->enable_intr(instance->reg_set); + + megasas_issue_pending_cmds_again(instance); + instance->issuepend_done = 1; + } + return ; +} + +/** * megasas_deplete_reply_queue - Processes all completed commands * @instance: Adapter soft state * @alt_status: Alternate status to be returned to * SCSI mid-layer instead of the status * returned by the FW + * Note: this must be called with hba lock held */ static int -megasas_deplete_reply_queue(struct megasas_instance *instance, u8 alt_status) +megasas_deplete_reply_queue(struct megasas_instance *instance, + u8 alt_status) { - /* - * Check if it is our interrupt - * Clear the interrupt - */ - if(instance->instancet->clear_intr(instance->reg_set)) + u32 mfiStatus; + u32 fw_state; + + if ((mfiStatus = instance->instancet->check_reset(instance, + instance->reg_set)) == 1) { + return IRQ_HANDLED; + } + + if ((mfiStatus = instance->instancet->clear_intr( + instance->reg_set) + ) == 0) { return IRQ_NONE; + } + + instance->mfiStatus = mfiStatus; + + if ((mfiStatus & MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE)) { + fw_state = instance->instancet->read_fw_status_reg( + instance->reg_set) & MFI_STATE_MASK; + + if (fw_state != MFI_STATE_FAULT) { + printk(KERN_NOTICE "megaraid_sas: fw state:%x\n", + fw_state); + } + + if ((fw_state == MFI_STATE_FAULT) && + (instance->disableOnlineCtrlReset == 0)) { + printk(KERN_NOTICE "megaraid_sas: wait adp restart\n"); + + if ((instance->pdev->device == + PCI_DEVICE_ID_LSI_SAS1064R) || + (instance->pdev->device == + PCI_DEVICE_ID_DELL_PERC5) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_VERDE_ZCR)) { + + *instance->consumer = + MEGASAS_ADPRESET_INPROG_SIGN; + } + + + instance->instancet->disable_intr(instance->reg_set); + instance->adprecovery = MEGASAS_ADPRESET_SM_INFAULT; + instance->issuepend_done = 0; + + atomic_set(&instance->fw_outstanding, 0); + megasas_internal_reset_defer_cmds(instance); + + printk(KERN_NOTICE "megasas: fwState=%x, stage:%d\n", + fw_state, instance->adprecovery); + + schedule_work(&instance->work_init); + return IRQ_HANDLED; + + } else { + printk(KERN_NOTICE "megasas: fwstate:%x, dis_OCR=%x\n", + fw_state, instance->disableOnlineCtrlReset); + } + } - if (instance->hw_crit_error) - goto out_done; - /* - * Schedule the tasklet for cmd completion - */ tasklet_schedule(&instance->isr_tasklet); -out_done: return IRQ_HANDLED; } - /** * megasas_isr - isr entry point */ static irqreturn_t megasas_isr(int irq, void *devp) { - return megasas_deplete_reply_queue((struct megasas_instance *)devp, - DID_OK); + struct megasas_instance *instance; + unsigned long flags; + irqreturn_t rc; + + if (atomic_read( + &(((struct megasas_instance *)devp)->fw_reset_no_pci_access))) + return IRQ_HANDLED; + + instance = (struct megasas_instance *)devp; + + spin_lock_irqsave(&instance->hba_lock, flags); + rc = megasas_deplete_reply_queue(instance, DID_OK); + spin_unlock_irqrestore(&instance->hba_lock, flags); + + return rc; } /** @@ -1971,7 +2530,7 @@ megasas_transition_to_ready(struct megasas_instance* instance) "in %d secs\n", fw_state, max_wait); return -ENODEV; } - }; + } printk(KERN_INFO "megasas: FW now in Ready state\n"); return 0; @@ -2053,6 +2612,7 @@ static int megasas_create_frame_pool(struct megasas_instance *instance) */ sgl_sz = sge_sz * instance->max_num_sge; frame_count = (sgl_sz + MEGAMFI_FRAME_SIZE - 1) / MEGAMFI_FRAME_SIZE; + frame_count = 15; /* * We need one extra frame for the MFI command @@ -2200,6 +2760,7 @@ static int megasas_alloc_cmds(struct megasas_instance *instance) cmd = instance->cmd_list[i]; memset(cmd, 0, sizeof(struct megasas_cmd)); cmd->index = i; + cmd->scmd = NULL; cmd->instance = instance; list_add_tail(&cmd->list, &instance->cmd_pool); @@ -2367,7 +2928,7 @@ megasas_get_ld_list(struct megasas_instance *instance) /* the following function will get the instance PD LIST */ - if ((ret == 0) && (ci->ldCount < MAX_LOGICAL_DRIVES)) { + if ((ret == 0) && (ci->ldCount <= MAX_LOGICAL_DRIVES)) { memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS); for (ld_index = 0; ld_index < ci->ldCount; ld_index++) { @@ -2681,6 +3242,21 @@ static int megasas_init_mfi(struct megasas_instance *instance) if (megasas_issue_init_mfi(instance)) goto fail_fw_init; + instance->fw_support_ieee = 0; + instance->fw_support_ieee = + (instance->instancet->read_fw_status_reg(reg_set) & + 0x04000000); + + printk(KERN_NOTICE "megasas_init_mfi: fw_support_ieee=%d", + instance->fw_support_ieee); + + if (instance->fw_support_ieee) + instance->flag_ieee = 1; + + /** for passthrough + * the following function will get the PD LIST. + */ + memset(instance->pd_list, 0 , (MEGASAS_MAX_PD * sizeof(struct megasas_pd_list))); megasas_get_pd_list(instance); @@ -2707,6 +3283,8 @@ static int megasas_init_mfi(struct megasas_instance *instance) max_sectors_2 = ctrl_info->max_request_size; tmp_sectors = min_t(u32, max_sectors_1 , max_sectors_2); + instance->disableOnlineCtrlReset = + ctrl_info->properties.OnOffProperties.disableOnlineCtrlReset; } instance->max_sectors_per_req = instance->max_num_sge * @@ -2928,6 +3506,7 @@ megasas_register_aen(struct megasas_instance *instance, u32 seq_num, dcmd->flags = MFI_FRAME_DIR_READ; dcmd->timeout = 0; dcmd->pad_0 = 0; + instance->last_seq_num = seq_num; dcmd->data_xfer_len = sizeof(struct megasas_evt_detail); dcmd->opcode = MR_DCMD_CTRL_EVENT_WAIT; dcmd->mbox.w[0] = seq_num; @@ -3096,6 +3675,7 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) instance = (struct megasas_instance *)host->hostdata; memset(instance, 0, sizeof(*instance)); + atomic_set( &instance->fw_reset_no_pci_access, 0 ); instance->producer = pci_alloc_consistent(pdev, sizeof(u32), &instance->producer_h); @@ -3113,6 +3693,9 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) megasas_poll_wait_aen = 0; instance->flag_ieee = 0; instance->ev = NULL; + instance->issuepend_done = 1; + instance->adprecovery = MEGASAS_HBA_OPERATIONAL; + megasas_poll_wait_aen = 0; instance->evt_detail = pci_alloc_consistent(pdev, sizeof(struct @@ -3129,6 +3712,7 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) * Initialize locks and queues */ INIT_LIST_HEAD(&instance->cmd_pool); + INIT_LIST_HEAD(&instance->internal_reset_pending_q); atomic_set(&instance->fw_outstanding,0); @@ -3136,7 +3720,7 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) init_waitqueue_head(&instance->abort_cmd_wait_q); spin_lock_init(&instance->cmd_pool_lock); - spin_lock_init(&instance->fire_lock); + spin_lock_init(&instance->hba_lock); spin_lock_init(&instance->completion_lock); spin_lock_init(&poll_aen_lock); @@ -3161,6 +3745,9 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) instance->flag = 0; instance->unload = 1; instance->last_time = 0; + instance->disableOnlineCtrlReset = 1; + + INIT_WORK(&instance->work_init, process_fw_state_change_wq); /* * Initialize MFI Firmware @@ -3252,6 +3839,9 @@ static void megasas_flush_cache(struct megasas_instance *instance) struct megasas_cmd *cmd; struct megasas_dcmd_frame *dcmd; + if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) + return; + cmd = megasas_get_cmd(instance); if (!cmd) @@ -3289,6 +3879,9 @@ static void megasas_shutdown_controller(struct megasas_instance *instance, struct megasas_cmd *cmd; struct megasas_dcmd_frame *dcmd; + if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) + return; + cmd = megasas_get_cmd(instance); if (!cmd) @@ -3779,6 +4372,9 @@ static int megasas_mgmt_ioctl_fw(struct file *file, unsigned long arg) struct megasas_iocpacket *ioc; struct megasas_instance *instance; int error; + int i; + unsigned long flags; + u32 wait_time = MEGASAS_RESET_WAIT_TIME; ioc = kmalloc(sizeof(*ioc), GFP_KERNEL); if (!ioc) @@ -3795,8 +4391,8 @@ static int megasas_mgmt_ioctl_fw(struct file *file, unsigned long arg) goto out_kfree_ioc; } - if (instance->hw_crit_error == 1) { - printk(KERN_DEBUG "Controller in Crit ERROR\n"); + if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) { + printk(KERN_ERR "Controller in crit error\n"); error = -ENODEV; goto out_kfree_ioc; } @@ -3813,6 +4409,35 @@ static int megasas_mgmt_ioctl_fw(struct file *file, unsigned long arg) error = -ERESTARTSYS; goto out_kfree_ioc; } + + for (i = 0; i < wait_time; i++) { + + spin_lock_irqsave(&instance->hba_lock, flags); + if (instance->adprecovery == MEGASAS_HBA_OPERATIONAL) { + spin_unlock_irqrestore(&instance->hba_lock, flags); + break; + } + spin_unlock_irqrestore(&instance->hba_lock, flags); + + if (!(i % MEGASAS_RESET_NOTICE_INTERVAL)) { + printk(KERN_NOTICE "megasas: waiting" + "for controller reset to finish\n"); + } + + msleep(1000); + } + + spin_lock_irqsave(&instance->hba_lock, flags); + if (instance->adprecovery != MEGASAS_HBA_OPERATIONAL) { + spin_unlock_irqrestore(&instance->hba_lock, flags); + + printk(KERN_ERR "megaraid_sas: timed out while" + "waiting for HBA to recover\n"); + error = -ENODEV; + goto out_kfree_ioc; + } + spin_unlock_irqrestore(&instance->hba_lock, flags); + error = megasas_mgmt_fw_ioctl(instance, user_ioc, ioc); up(&instance->ioctl_sem); @@ -3826,6 +4451,9 @@ static int megasas_mgmt_ioctl_aen(struct file *file, unsigned long arg) struct megasas_instance *instance; struct megasas_aen aen; int error; + int i; + unsigned long flags; + u32 wait_time = MEGASAS_RESET_WAIT_TIME; if (file->private_data != file) { printk(KERN_DEBUG "megasas: fasync_helper was not " @@ -3841,14 +4469,42 @@ static int megasas_mgmt_ioctl_aen(struct file *file, unsigned long arg) if (!instance) return -ENODEV; - if (instance->hw_crit_error == 1) { - error = -ENODEV; + if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) { + return -ENODEV; } if (instance->unload == 1) { return -ENODEV; } + for (i = 0; i < wait_time; i++) { + + spin_lock_irqsave(&instance->hba_lock, flags); + if (instance->adprecovery == MEGASAS_HBA_OPERATIONAL) { + spin_unlock_irqrestore(&instance->hba_lock, + flags); + break; + } + + spin_unlock_irqrestore(&instance->hba_lock, flags); + + if (!(i % MEGASAS_RESET_NOTICE_INTERVAL)) { + printk(KERN_NOTICE "megasas: waiting for" + "controller reset to finish\n"); + } + + msleep(1000); + } + + spin_lock_irqsave(&instance->hba_lock, flags); + if (instance->adprecovery != MEGASAS_HBA_OPERATIONAL) { + spin_unlock_irqrestore(&instance->hba_lock, flags); + printk(KERN_ERR "megaraid_sas: timed out while waiting" + "for HBA to recover.\n"); + return -ENODEV; + } + spin_unlock_irqrestore(&instance->hba_lock, flags); + mutex_lock(&instance->aen_mutex); error = megasas_register_aen(instance, aen.seq_num, aen.class_locale_word); diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index 9d8b6bf605a..16a4f68a34b 100644 --- a/drivers/scsi/megaraid/megaraid_sas.h +++ b/drivers/scsi/megaraid/megaraid_sas.h @@ -60,6 +60,7 @@ #define MFI_STATE_READY 0xB0000000 #define MFI_STATE_OPERATIONAL 0xC0000000 #define MFI_STATE_FAULT 0xF0000000 +#define MFI_RESET_REQUIRED 0x00000001 #define MEGAMFI_FRAME_SIZE 64 @@ -73,6 +74,12 @@ * HOTPLUG : Resume from Hotplug * MFI_STOP_ADP : Send signal to FW to stop processing */ +#define WRITE_SEQUENCE_OFFSET (0x0000000FC) /* I20 */ +#define HOST_DIAGNOSTIC_OFFSET (0x000000F8) /* I20 */ +#define DIAG_WRITE_ENABLE (0x00000080) +#define DIAG_RESET_ADAPTER (0x00000004) + +#define MFI_ADP_RESET 0x00000040 #define MFI_INIT_ABORT 0x00000001 #define MFI_INIT_READY 0x00000002 #define MFI_INIT_MFIMODE 0x00000004 @@ -402,8 +409,40 @@ struct megasas_ctrl_prop { u16 ecc_bucket_leak_rate; u8 restore_hotspare_on_insertion; u8 expose_encl_devices; - u8 reserved[38]; + u8 maintainPdFailHistory; + u8 disallowHostRequestReordering; + u8 abortCCOnError; + u8 loadBalanceMode; + u8 disableAutoDetectBackplane; + + u8 snapVDSpace; + + /* + * Add properties that can be controlled by + * a bit in the following structure. + */ + struct { + u32 copyBackDisabled : 1; + u32 SMARTerEnabled : 1; + u32 prCorrectUnconfiguredAreas : 1; + u32 useFdeOnly : 1; + u32 disableNCQ : 1; + u32 SSDSMARTerEnabled : 1; + u32 SSDPatrolReadEnabled : 1; + u32 enableSpinDownUnconfigured : 1; + u32 autoEnhancedImport : 1; + u32 enableSecretKeyControl : 1; + u32 disableOnlineCtrlReset : 1; + u32 allowBootWithPinnedCache : 1; + u32 disableSpinDownHS : 1; + u32 enableJBOD : 1; + u32 reserved :18; + } OnOffProperties; + u8 autoSnapVDSpace; + u8 viewSpace; + u16 spinDownTime; + u8 reserved[24]; } __packed; /* @@ -704,6 +743,12 @@ struct megasas_ctrl_info { */ #define IS_DMA64 (sizeof(dma_addr_t) == 8) +#define MFI_XSCALE_OMR0_CHANGE_INTERRUPT 0x00000001 + +#define MFI_INTR_FLAG_REPLY_MESSAGE 0x00000001 +#define MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE 0x00000002 +#define MFI_G2_OUTBOUND_DOORBELL_CHANGE_INTERRUPT 0x00000004 + #define MFI_OB_INTR_STATUS_MASK 0x00000002 #define MFI_POLL_TIMEOUT_SECS 60 #define MEGASAS_COMPLETION_TIMER_INTERVAL (HZ/10) @@ -714,6 +759,9 @@ struct megasas_ctrl_info { #define MFI_REPLY_SKINNY_MESSAGE_INTERRUPT 0x40000000 #define MFI_SKINNY_ENABLE_INTERRUPT_MASK (0x00000001) +#define MFI_1068_PCSR_OFFSET 0x84 +#define MFI_1068_FW_HANDSHAKE_OFFSET 0x64 +#define MFI_1068_FW_READY 0xDDDD0000 /* * register set for both 1068 and 1078 controllers * structure extended for 1078 registers @@ -755,8 +803,10 @@ struct megasas_register_set { u32 inbound_high_queue_port ; /*00C4h*/ u32 reserved_5; /*00C8h*/ - u32 index_registers[820]; /*00CCh*/ - + u32 res_6[11]; /*CCh*/ + u32 host_diag; + u32 seq_offset; + u32 index_registers[807]; /*00CCh*/ } __attribute__ ((packed)); struct megasas_sge32 { @@ -1226,11 +1276,12 @@ struct megasas_instance { struct megasas_cmd **cmd_list; struct list_head cmd_pool; + /* used to sync fire the cmd to fw */ spinlock_t cmd_pool_lock; + /* used to sync fire the cmd to fw */ + spinlock_t hba_lock; /* used to synch producer, consumer ptrs in dpc */ spinlock_t completion_lock; - /* used to sync fire the cmd to fw */ - spinlock_t fire_lock; struct dma_pool *frame_dma_pool; struct dma_pool *sense_dma_pool; @@ -1247,19 +1298,36 @@ struct megasas_instance { struct pci_dev *pdev; u32 unique_id; + u32 fw_support_ieee; atomic_t fw_outstanding; - u32 hw_crit_error; + atomic_t fw_reset_no_pci_access; struct megasas_instance_template *instancet; struct tasklet_struct isr_tasklet; + struct work_struct work_init; u8 flag; u8 unload; u8 flag_ieee; + u8 issuepend_done; + u8 disableOnlineCtrlReset; + u8 adprecovery; unsigned long last_time; + u32 mfiStatus; + u32 last_seq_num; struct timer_list io_completion_timer; + struct list_head internal_reset_pending_q; +}; + +enum { + MEGASAS_HBA_OPERATIONAL = 0, + MEGASAS_ADPRESET_SM_INFAULT = 1, + MEGASAS_ADPRESET_SM_FW_RESET_SUCCESS = 2, + MEGASAS_ADPRESET_SM_OPERATIONAL = 3, + MEGASAS_HW_CRITICAL_ERROR = 4, + MEGASAS_ADPRESET_INPROG_SIGN = 0xDEADDEAD, }; struct megasas_instance_template { @@ -1272,6 +1340,10 @@ struct megasas_instance_template { int (*clear_intr)(struct megasas_register_set __iomem *); u32 (*read_fw_status_reg)(struct megasas_register_set __iomem *); + int (*adp_reset)(struct megasas_instance *, \ + struct megasas_register_set __iomem *); + int (*check_reset)(struct megasas_instance *, \ + struct megasas_register_set __iomem *); }; #define MEGASAS_IS_LOGICAL(scp) \ @@ -1291,7 +1363,9 @@ struct megasas_cmd { u32 index; u8 sync_cmd; u8 cmd_status; - u16 abort_aen; + u8 abort_aen; + u8 retry_for_fw_reset; + struct list_head list; struct scsi_cmnd *scmd; diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index 57bcd5c9dcf..12faf64f91b 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -534,7 +534,7 @@ _base_display_event_data(struct MPT2SAS_ADAPTER *ioc, if (event_data->DiscoveryStatus) printk("discovery_status(0x%08x)", le32_to_cpu(event_data->DiscoveryStatus)); - printk("\n"); + printk("\n"); return; } case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: diff --git a/drivers/scsi/pcmcia/Kconfig b/drivers/scsi/pcmcia/Kconfig index 53857c6b6d4..ecc855c550a 100644 --- a/drivers/scsi/pcmcia/Kconfig +++ b/drivers/scsi/pcmcia/Kconfig @@ -11,7 +11,6 @@ if SCSI_LOWLEVEL_PCMCIA && SCSI && PCMCIA && m config PCMCIA_AHA152X tristate "Adaptec AHA152X PCMCIA support" - depends on !64BIT select SCSI_SPI_ATTRS help Say Y here if you intend to attach this type of PCMCIA SCSI host diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index 9793aa6afb1..d8db0137c0c 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -4194,6 +4194,8 @@ static int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, nvmd_type = ioctl_payload->minor_function; fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); + if (!fw_control_context) + return -ENOMEM; fw_control_context->usrAddr = (u8 *)&ioctl_payload->func_specific[0]; fw_control_context->len = ioctl_payload->length; circularQ = &pm8001_ha->inbnd_q_tbl[0]; @@ -4272,6 +4274,8 @@ static int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, nvmd_type = ioctl_payload->minor_function; fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); + if (!fw_control_context) + return -ENOMEM; circularQ = &pm8001_ha->inbnd_q_tbl[0]; memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr, ioctl_payload->func_specific, @@ -4381,6 +4385,8 @@ pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha, struct pm8001_ioctl_payload *ioctl_payload = payload; fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); + if (!fw_control_context) + return -ENOMEM; fw_control = (struct fw_control_info *)&ioctl_payload->func_specific[0]; if (fw_control->len != 0) { if (pm8001_mem_alloc(pm8001_ha->pdev, diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 114bc5a8117..2ff4342ae36 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -1538,22 +1538,22 @@ qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport) if (!fcport) return; - if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) - return; - - if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { - qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); - return; - } - /* * Transport has effectively 'deleted' the rport, clear * all local references. */ spin_lock_irq(host->host_lock); - fcport->rport = NULL; + fcport->rport = fcport->drport = NULL; *((fc_port_t **)rport->dd_data) = NULL; spin_unlock_irq(host->host_lock); + + if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) + return; + + if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { + qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); + return; + } } static void @@ -1676,14 +1676,14 @@ static void qla2x00_get_host_fabric_name(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); - u64 node_name; + uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \ + 0xFF, 0xFF, 0xFF, 0xFF}; + u64 fabric_name = wwn_to_u64(node_name); if (vha->device_flags & SWITCH_FOUND) - node_name = wwn_to_u64(vha->fabric_node_name); - else - node_name = wwn_to_u64(vha->node_name); + fabric_name = wwn_to_u64(vha->fabric_node_name); - fc_host_fabric_name(shost) = node_name; + fc_host_fabric_name(shost) = fabric_name; } static void @@ -1776,6 +1776,7 @@ qla24xx_vport_create(struct fc_vport *fc_vport, bool disable) } /* initialize attributes */ + fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); fc_host_supported_classes(vha->host) = @@ -1984,6 +1985,7 @@ qla2x00_init_host_attr(scsi_qla_host_t *vha) struct qla_hw_data *ha = vha->hw; u32 speed = FC_PORTSPEED_UNKNOWN; + fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); fc_host_supported_classes(vha->host) = FC_COS_CLASS3; diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c index 9067629817e..fdfbf83a633 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.c +++ b/drivers/scsi/qla2xxx/qla_bsg.c @@ -1254,10 +1254,9 @@ qla24xx_iidma(struct fc_bsg_job *bsg_job) return -EINVAL; } - if (fcport->loop_id == FC_NO_LOOP_ID) { - DEBUG2(printk(KERN_ERR "%s(%ld): Invalid port loop id, " - "loop_id = 0x%x\n", - __func__, vha->host_no, fcport->loop_id)); + if (atomic_read(&fcport->state) != FCS_ONLINE) { + DEBUG2(printk(KERN_ERR "%s(%ld): Port not online\n", + __func__, vha->host_no)); return -EINVAL; } diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index d2a4e153070..e1d3ad40a94 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -706,6 +706,11 @@ typedef struct { #define MBC_SET_PORT_CONFIG 0x122 /* Set port configuration */ #define MBC_GET_PORT_CONFIG 0x123 /* Get port configuration */ +/* + * ISP81xx mailbox commands + */ +#define MBC_WRITE_MPI_REGISTER 0x01 /* Write MPI Register. */ + /* Firmware return data sizes */ #define FCAL_MAP_SIZE 128 @@ -2860,6 +2865,7 @@ typedef struct scsi_qla_host { #define NPIV_CONFIG_NEEDED 16 #define ISP_UNRECOVERABLE 17 #define FCOE_CTX_RESET_NEEDED 18 /* Initiate FCoE context reset */ +#define MPI_RESET_NEEDED 19 /* Initiate MPI FW reset */ uint32_t device_flags; #define SWITCH_FOUND BIT_0 @@ -3003,6 +3009,8 @@ typedef struct scsi_qla_host { #define CMD_SP(Cmnd) ((Cmnd)->SCp.ptr) +#define QLA_SG_ALL 1024 + enum nexus_wait_type { WAIT_HOST = 0, WAIT_TARGET, diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index 1a1b281cea3..c33dec827e1 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -352,6 +352,8 @@ qla2x00_read_ram_word(scsi_qla_host_t *, uint32_t, uint32_t *); extern int qla2x00_write_ram_word(scsi_qla_host_t *, uint32_t, uint32_t); +extern int +qla81xx_write_mpi_register(scsi_qla_host_t *, uint16_t *); extern int qla2x00_get_data_rate(scsi_qla_host_t *); extern int qla24xx_set_fcp_prio(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t *); @@ -501,7 +503,6 @@ extern void qla24xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t); /* PCI related functions */ extern int qla82xx_pci_config(struct scsi_qla_host *); extern int qla82xx_pci_mem_read_2M(struct qla_hw_data *, u64, void *, int); -extern int qla82xx_pci_mem_write_2M(struct qla_hw_data *, u64, void *, int); extern char *qla82xx_pci_info_str(struct scsi_qla_host *, char *); extern int qla82xx_pci_region_offset(struct pci_dev *, int); extern int qla82xx_iospace_config(struct qla_hw_data *); @@ -509,8 +510,8 @@ extern int qla82xx_iospace_config(struct qla_hw_data *); /* Initialization related functions */ extern void qla82xx_reset_chip(struct scsi_qla_host *); extern void qla82xx_config_rings(struct scsi_qla_host *); -extern int qla82xx_pinit_from_rom(scsi_qla_host_t *); extern void qla82xx_watchdog(scsi_qla_host_t *); +extern int qla82xx_start_firmware(scsi_qla_host_t *); /* Firmware and flash related functions */ extern int qla82xx_load_risc(scsi_qla_host_t *, uint32_t *); @@ -533,25 +534,17 @@ extern irqreturn_t qla82xx_msix_default(int, void *); extern irqreturn_t qla82xx_msix_rsp_q(int, void *); extern void qla82xx_enable_intrs(struct qla_hw_data *); extern void qla82xx_disable_intrs(struct qla_hw_data *); -extern void qla82xx_mbx_completion(scsi_qla_host_t *, uint16_t); extern void qla82xx_poll(int, void *); extern void qla82xx_init_flags(struct qla_hw_data *); /* ISP 8021 hardware related */ -extern int qla82xx_crb_win_lock(struct qla_hw_data *); +extern void qla82xx_set_drv_active(scsi_qla_host_t *); extern void qla82xx_crb_win_unlock(struct qla_hw_data *); -extern int qla82xx_pci_get_crb_addr_2M(struct qla_hw_data *, ulong *); extern int qla82xx_wr_32(struct qla_hw_data *, ulong, u32); extern int qla82xx_rd_32(struct qla_hw_data *, ulong); extern int qla82xx_rdmem(struct qla_hw_data *, u64, void *, int); extern int qla82xx_wrmem(struct qla_hw_data *, u64, void *, int); -extern int qla82xx_check_for_bad_spd(struct qla_hw_data *); -extern int qla82xx_load_fw(scsi_qla_host_t *); -extern int qla82xx_rom_lock(struct qla_hw_data *); extern void qla82xx_rom_unlock(struct qla_hw_data *); -extern int qla82xx_rom_fast_read(struct qla_hw_data *, int , int *); -extern int qla82xx_do_rom_fast_read(struct qla_hw_data *, int, int *); -extern unsigned long qla82xx_decode_crb_addr(unsigned long); /* ISP 8021 IDC */ extern void qla82xx_clear_drv_active(struct qla_hw_data *); diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 9c383baebe2..3cafbef4073 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -954,6 +954,19 @@ qla2x00_reset_chip(scsi_qla_host_t *vha) } /** + * qla81xx_reset_mpi() - Reset's MPI FW via Write MPI Register MBC. + * + * Returns 0 on success. + */ +int +qla81xx_reset_mpi(scsi_qla_host_t *vha) +{ + uint16_t mb[4] = {0x1010, 0, 1, 0}; + + return qla81xx_write_mpi_register(vha, mb); +} + +/** * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC. * @ha: HA context * @@ -967,6 +980,7 @@ qla24xx_reset_risc(scsi_qla_host_t *vha) struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; uint32_t cnt, d2; uint16_t wd; + static int abts_cnt; /* ISP abort retry counts */ spin_lock_irqsave(&ha->hardware_lock, flags); @@ -1000,6 +1014,23 @@ qla24xx_reset_risc(scsi_qla_host_t *vha) barrier(); } + /* If required, do an MPI FW reset now */ + if (test_and_clear_bit(MPI_RESET_NEEDED, &vha->dpc_flags)) { + if (qla81xx_reset_mpi(vha) != QLA_SUCCESS) { + if (++abts_cnt < 5) { + set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); + set_bit(MPI_RESET_NEEDED, &vha->dpc_flags); + } else { + /* + * We exhausted the ISP abort retries. We have to + * set the board offline. + */ + abts_cnt = 0; + vha->flags.online = 0; + } + } + } + WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); RD_REG_DWORD(®->hccr); @@ -2799,6 +2830,9 @@ qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport) if (!IS_IIDMA_CAPABLE(ha)) return; + if (atomic_read(&fcport->state) != FCS_ONLINE) + return; + if (fcport->fp_speed == PORT_SPEED_UNKNOWN || fcport->fp_speed > ha->link_data_rate) return; @@ -3878,17 +3912,19 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha) LOOP_DOWN_TIME); } - /* Make sure for ISP 82XX IO DMA is complete */ - if (IS_QLA82XX(ha)) { - if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, - WAIT_HOST) == QLA_SUCCESS) { - DEBUG2(qla_printk(KERN_INFO, ha, - "Done wait for pending commands\n")); + if (!ha->flags.eeh_busy) { + /* Make sure for ISP 82XX IO DMA is complete */ + if (IS_QLA82XX(ha)) { + if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, + WAIT_HOST) == QLA_SUCCESS) { + DEBUG2(qla_printk(KERN_INFO, ha, + "Done wait for pending commands\n")); + } } - } - /* Requeue all commands in outstanding command list. */ - qla2x00_abort_all_cmds(vha, DID_RESET << 16); + /* Requeue all commands in outstanding command list. */ + qla2x00_abort_all_cmds(vha, DID_RESET << 16); + } } /* diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 28f65be19da..e0e43d9e7ed 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -412,8 +412,14 @@ skip_rio: "Unrecoverable Hardware Error: adapter " "marked OFFLINE!\n"); vha->flags.online = 0; - } else + } else { + /* Check to see if MPI timeout occured */ + if ((mbx & MBX_3) && (ha->flags.port0)) + set_bit(MPI_RESET_NEEDED, + &vha->dpc_flags); + set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); + } } else if (mb[1] == 0) { qla_printk(KERN_INFO, ha, "Unrecoverable Hardware Error: adapter marked " diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index a595ec8264f..effd8a1403d 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -3828,8 +3828,6 @@ qla2x00_loopback_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq, /* Copy mailbox information */ memcpy( mresp, mcp->mb, 64); - mresp[3] = mcp->mb[18]; - mresp[4] = mcp->mb[19]; return rval; } @@ -3890,9 +3888,10 @@ qla2x00_echo_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq, } /* Copy mailbox information */ - memcpy( mresp, mcp->mb, 32); + memcpy(mresp, mcp->mb, 64); return rval; } + int qla84xx_reset_chip(scsi_qla_host_t *ha, uint16_t enable_diagnostic) { @@ -3953,6 +3952,67 @@ qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data) } int +qla81xx_write_mpi_register(scsi_qla_host_t *vha, uint16_t *mb) +{ + int rval; + uint32_t stat, timer; + uint16_t mb0 = 0; + struct qla_hw_data *ha = vha->hw; + struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; + + rval = QLA_SUCCESS; + + DEBUG11(qla_printk(KERN_INFO, ha, + "%s(%ld): entered.\n", __func__, vha->host_no)); + + clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); + + /* Write the MBC data to the registers */ + WRT_REG_WORD(®->mailbox0, MBC_WRITE_MPI_REGISTER); + WRT_REG_WORD(®->mailbox1, mb[0]); + WRT_REG_WORD(®->mailbox2, mb[1]); + WRT_REG_WORD(®->mailbox3, mb[2]); + WRT_REG_WORD(®->mailbox4, mb[3]); + + WRT_REG_DWORD(®->hccr, HCCRX_SET_HOST_INT); + + /* Poll for MBC interrupt */ + for (timer = 6000000; timer; timer--) { + /* Check for pending interrupts. */ + stat = RD_REG_DWORD(®->host_status); + if (stat & HSRX_RISC_INT) { + stat &= 0xff; + + if (stat == 0x1 || stat == 0x2 || + stat == 0x10 || stat == 0x11) { + set_bit(MBX_INTERRUPT, + &ha->mbx_cmd_flags); + mb0 = RD_REG_WORD(®->mailbox0); + WRT_REG_DWORD(®->hccr, + HCCRX_CLR_RISC_INT); + RD_REG_DWORD(®->hccr); + break; + } + } + udelay(5); + } + + if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) + rval = mb0 & MBS_MASK; + else + rval = QLA_FUNCTION_FAILED; + + if (rval != QLA_SUCCESS) { + DEBUG2_3_11(printk(KERN_INFO "%s(%ld): failed=%x mb[0]=%x.\n", + __func__, vha->host_no, rval, mb[0])); + } else { + DEBUG11(printk(KERN_INFO + "%s(%ld): done.\n", __func__, vha->host_no)); + } + + return rval; +} +int qla2x00_get_data_rate(scsi_qla_host_t *vha) { int rval; diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index 0a71cc71eab..8d9edfb3980 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -403,6 +403,54 @@ qla82xx_pci_set_crbwindow(struct qla_hw_data *ha, u64 off) return off; } +static int +qla82xx_pci_get_crb_addr_2M(struct qla_hw_data *ha, ulong *off) +{ + struct crb_128M_2M_sub_block_map *m; + + if (*off >= QLA82XX_CRB_MAX) + return -1; + + if (*off >= QLA82XX_PCI_CAMQM && (*off < QLA82XX_PCI_CAMQM_2M_END)) { + *off = (*off - QLA82XX_PCI_CAMQM) + + QLA82XX_PCI_CAMQM_2M_BASE + ha->nx_pcibase; + return 0; + } + + if (*off < QLA82XX_PCI_CRBSPACE) + return -1; + + *off -= QLA82XX_PCI_CRBSPACE; + + /* Try direct map */ + m = &crb_128M_2M_map[CRB_BLK(*off)].sub_block[CRB_SUBBLK(*off)]; + + if (m->valid && (m->start_128M <= *off) && (m->end_128M > *off)) { + *off = *off + m->start_2M - m->start_128M + ha->nx_pcibase; + return 0; + } + /* Not in direct map, use crb window */ + return 1; +} + +#define CRB_WIN_LOCK_TIMEOUT 100000000 +static int qla82xx_crb_win_lock(struct qla_hw_data *ha) +{ + int done = 0, timeout = 0; + + while (!done) { + /* acquire semaphore3 from PCI HW block */ + done = qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_LOCK)); + if (done == 1) + break; + if (timeout >= CRB_WIN_LOCK_TIMEOUT) + return -1; + timeout++; + } + qla82xx_wr_32(ha, QLA82XX_CRB_WIN_LOCK_ID, ha->portnum); + return 0; +} + int qla82xx_wr_32(struct qla_hw_data *ha, ulong off, u32 data) { @@ -453,24 +501,6 @@ qla82xx_rd_32(struct qla_hw_data *ha, ulong off) return data; } -#define CRB_WIN_LOCK_TIMEOUT 100000000 -int qla82xx_crb_win_lock(struct qla_hw_data *ha) -{ - int done = 0, timeout = 0; - - while (!done) { - /* acquire semaphore3 from PCI HW block */ - done = qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_LOCK)); - if (done == 1) - break; - if (timeout >= CRB_WIN_LOCK_TIMEOUT) - return -1; - timeout++; - } - qla82xx_wr_32(ha, QLA82XX_CRB_WIN_LOCK_ID, ha->portnum); - return 0; -} - #define IDC_LOCK_TIMEOUT 100000000 int qla82xx_idc_lock(struct qla_hw_data *ha) { @@ -504,36 +534,6 @@ void qla82xx_idc_unlock(struct qla_hw_data *ha) qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM5_UNLOCK)); } -int -qla82xx_pci_get_crb_addr_2M(struct qla_hw_data *ha, ulong *off) -{ - struct crb_128M_2M_sub_block_map *m; - - if (*off >= QLA82XX_CRB_MAX) - return -1; - - if (*off >= QLA82XX_PCI_CAMQM && (*off < QLA82XX_PCI_CAMQM_2M_END)) { - *off = (*off - QLA82XX_PCI_CAMQM) + - QLA82XX_PCI_CAMQM_2M_BASE + ha->nx_pcibase; - return 0; - } - - if (*off < QLA82XX_PCI_CRBSPACE) - return -1; - - *off -= QLA82XX_PCI_CRBSPACE; - - /* Try direct map */ - m = &crb_128M_2M_map[CRB_BLK(*off)].sub_block[CRB_SUBBLK(*off)]; - - if (m->valid && (m->start_128M <= *off) && (m->end_128M > *off)) { - *off = *off + m->start_2M - m->start_128M + ha->nx_pcibase; - return 0; - } - /* Not in direct map, use crb window */ - return 1; -} - /* PCI Windowing for DDR regions. */ #define QLA82XX_ADDR_IN_RANGE(addr, low, high) \ (((addr) <= (high)) && ((addr) >= (low))) @@ -557,7 +557,7 @@ qla82xx_pci_mem_bound_check(struct qla_hw_data *ha, int qla82xx_pci_set_window_warning_count; -unsigned long +static unsigned long qla82xx_pci_set_window(struct qla_hw_data *ha, unsigned long long addr) { int window; @@ -798,7 +798,8 @@ qla82xx_pci_mem_write_direct(struct qla_hw_data *ha, } #define MTU_FUDGE_FACTOR 100 -unsigned long qla82xx_decode_crb_addr(unsigned long addr) +static unsigned long +qla82xx_decode_crb_addr(unsigned long addr) { int i; unsigned long base_addr, offset, pci_base; @@ -824,7 +825,7 @@ unsigned long qla82xx_decode_crb_addr(unsigned long addr) static long rom_max_timeout = 100; static long qla82xx_rom_lock_timeout = 100; -int +static int qla82xx_rom_lock(struct qla_hw_data *ha) { int done = 0, timeout = 0; @@ -842,7 +843,7 @@ qla82xx_rom_lock(struct qla_hw_data *ha) return 0; } -int +static int qla82xx_wait_rom_busy(struct qla_hw_data *ha) { long timeout = 0; @@ -862,7 +863,7 @@ qla82xx_wait_rom_busy(struct qla_hw_data *ha) return 0; } -int +static int qla82xx_wait_rom_done(struct qla_hw_data *ha) { long timeout = 0; @@ -882,7 +883,7 @@ qla82xx_wait_rom_done(struct qla_hw_data *ha) return 0; } -int +static int qla82xx_do_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) { qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ADDRESS, addr); @@ -905,7 +906,7 @@ qla82xx_do_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) return 0; } -int +static int qla82xx_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) { int ret, loops = 0; @@ -926,7 +927,7 @@ qla82xx_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) return ret; } -int +static int qla82xx_read_status_reg(struct qla_hw_data *ha, uint32_t *val) { qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_RDSR); @@ -940,7 +941,7 @@ qla82xx_read_status_reg(struct qla_hw_data *ha, uint32_t *val) return 0; } -int +static int qla82xx_flash_wait_write_finish(struct qla_hw_data *ha) { long timeout = 0; @@ -964,7 +965,7 @@ qla82xx_flash_wait_write_finish(struct qla_hw_data *ha) return ret; } -int +static int qla82xx_flash_set_write_enable(struct qla_hw_data *ha) { uint32_t val; @@ -981,7 +982,7 @@ qla82xx_flash_set_write_enable(struct qla_hw_data *ha) return 0; } -int +static int qla82xx_write_status_reg(struct qla_hw_data *ha, uint32_t val) { if (qla82xx_flash_set_write_enable(ha)) @@ -996,7 +997,7 @@ qla82xx_write_status_reg(struct qla_hw_data *ha, uint32_t val) return qla82xx_flash_wait_write_finish(ha); } -int +static int qla82xx_write_disable_flash(struct qla_hw_data *ha) { qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_WRDI); @@ -1008,7 +1009,7 @@ qla82xx_write_disable_flash(struct qla_hw_data *ha) return 0; } -int +static int ql82xx_rom_lock_d(struct qla_hw_data *ha) { int loops = 0; @@ -1024,7 +1025,7 @@ ql82xx_rom_lock_d(struct qla_hw_data *ha) return 0;; } -int +static int qla82xx_write_flash_dword(struct qla_hw_data *ha, uint32_t flashaddr, uint32_t data) { @@ -1061,7 +1062,8 @@ done_write: /* This routine does CRB initialize sequence * to put the ISP into operational state */ -int qla82xx_pinit_from_rom(scsi_qla_host_t *vha) +static int +qla82xx_pinit_from_rom(scsi_qla_host_t *vha) { int addr, val; int i ; @@ -1207,7 +1209,8 @@ int qla82xx_pinit_from_rom(scsi_qla_host_t *vha) return 0; } -int qla82xx_check_for_bad_spd(struct qla_hw_data *ha) +static int +qla82xx_check_for_bad_spd(struct qla_hw_data *ha) { u32 val = 0; val = qla82xx_rd_32(ha, BOOT_LOADER_DIMM_STATUS); @@ -1225,7 +1228,116 @@ int qla82xx_check_for_bad_spd(struct qla_hw_data *ha) return 0; } -int +static int +qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, + u64 off, void *data, int size) +{ + int i, j, ret = 0, loop, sz[2], off0; + int scale, shift_amount, startword; + uint32_t temp; + uint64_t off8, mem_crb, tmpw, word[2] = {0, 0}; + + /* + * If not MN, go check for MS or invalid. + */ + if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) + mem_crb = QLA82XX_CRB_QDR_NET; + else { + mem_crb = QLA82XX_CRB_DDR_NET; + if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) + return qla82xx_pci_mem_write_direct(ha, + off, data, size); + } + + off0 = off & 0x7; + sz[0] = (size < (8 - off0)) ? size : (8 - off0); + sz[1] = size - sz[0]; + + off8 = off & 0xfffffff0; + loop = (((off & 0xf) + size - 1) >> 4) + 1; + shift_amount = 4; + scale = 2; + startword = (off & 0xf)/8; + + for (i = 0; i < loop; i++) { + if (qla82xx_pci_mem_read_2M(ha, off8 + + (i << shift_amount), &word[i * scale], 8)) + return -1; + } + + switch (size) { + case 1: + tmpw = *((uint8_t *)data); + break; + case 2: + tmpw = *((uint16_t *)data); + break; + case 4: + tmpw = *((uint32_t *)data); + break; + case 8: + default: + tmpw = *((uint64_t *)data); + break; + } + + if (sz[0] == 8) { + word[startword] = tmpw; + } else { + word[startword] &= + ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); + word[startword] |= tmpw << (off0 * 8); + } + if (sz[1] != 0) { + word[startword+1] &= ~(~0ULL << (sz[1] * 8)); + word[startword+1] |= tmpw >> (sz[0] * 8); + } + + /* + * don't lock here - write_wx gets the lock if each time + * write_lock_irqsave(&adapter->adapter_lock, flags); + * netxen_nic_pci_change_crbwindow_128M(adapter, 0); + */ + for (i = 0; i < loop; i++) { + temp = off8 + (i << shift_amount); + qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_LO, temp); + temp = 0; + qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_HI, temp); + temp = word[i * scale] & 0xffffffff; + qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_LO, temp); + temp = (word[i * scale] >> 32) & 0xffffffff; + qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_HI, temp); + temp = word[i*scale + 1] & 0xffffffff; + qla82xx_wr_32(ha, mem_crb + + MIU_TEST_AGT_WRDATA_UPPER_LO, temp); + temp = (word[i*scale + 1] >> 32) & 0xffffffff; + qla82xx_wr_32(ha, mem_crb + + MIU_TEST_AGT_WRDATA_UPPER_HI, temp); + + temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; + qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); + temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; + qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); + + for (j = 0; j < MAX_CTL_CHECK; j++) { + temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); + if ((temp & MIU_TA_CTL_BUSY) == 0) + break; + } + + if (j >= MAX_CTL_CHECK) { + if (printk_ratelimit()) + dev_err(&ha->pdev->dev, + "failed to write through agent\n"); + ret = -1; + break; + } + } + + return ret; +} + +static int qla82xx_fw_load_from_flash(struct qla_hw_data *ha) { int i; @@ -1357,114 +1469,6 @@ qla82xx_pci_mem_read_2M(struct qla_hw_data *ha, return 0; } -int -qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, - u64 off, void *data, int size) -{ - int i, j, ret = 0, loop, sz[2], off0; - int scale, shift_amount, startword; - uint32_t temp; - uint64_t off8, mem_crb, tmpw, word[2] = {0, 0}; - - /* - * If not MN, go check for MS or invalid. - */ - if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) - mem_crb = QLA82XX_CRB_QDR_NET; - else { - mem_crb = QLA82XX_CRB_DDR_NET; - if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) - return qla82xx_pci_mem_write_direct(ha, - off, data, size); - } - - off0 = off & 0x7; - sz[0] = (size < (8 - off0)) ? size : (8 - off0); - sz[1] = size - sz[0]; - - off8 = off & 0xfffffff0; - loop = (((off & 0xf) + size - 1) >> 4) + 1; - shift_amount = 4; - scale = 2; - startword = (off & 0xf)/8; - - for (i = 0; i < loop; i++) { - if (qla82xx_pci_mem_read_2M(ha, off8 + - (i << shift_amount), &word[i * scale], 8)) - return -1; - } - - switch (size) { - case 1: - tmpw = *((uint8_t *)data); - break; - case 2: - tmpw = *((uint16_t *)data); - break; - case 4: - tmpw = *((uint32_t *)data); - break; - case 8: - default: - tmpw = *((uint64_t *)data); - break; - } - - if (sz[0] == 8) { - word[startword] = tmpw; - } else { - word[startword] &= - ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); - word[startword] |= tmpw << (off0 * 8); - } - if (sz[1] != 0) { - word[startword+1] &= ~(~0ULL << (sz[1] * 8)); - word[startword+1] |= tmpw >> (sz[0] * 8); - } - - /* - * don't lock here - write_wx gets the lock if each time - * write_lock_irqsave(&adapter->adapter_lock, flags); - * netxen_nic_pci_change_crbwindow_128M(adapter, 0); - */ - for (i = 0; i < loop; i++) { - temp = off8 + (i << shift_amount); - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_LO, temp); - temp = 0; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_HI, temp); - temp = word[i * scale] & 0xffffffff; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_LO, temp); - temp = (word[i * scale] >> 32) & 0xffffffff; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_HI, temp); - temp = word[i*scale + 1] & 0xffffffff; - qla82xx_wr_32(ha, mem_crb + - MIU_TEST_AGT_WRDATA_UPPER_LO, temp); - temp = (word[i*scale + 1] >> 32) & 0xffffffff; - qla82xx_wr_32(ha, mem_crb + - MIU_TEST_AGT_WRDATA_UPPER_HI, temp); - - temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); - temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); - - for (j = 0; j < MAX_CTL_CHECK; j++) { - temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); - if ((temp & MIU_TA_CTL_BUSY) == 0) - break; - } - - if (j >= MAX_CTL_CHECK) { - if (printk_ratelimit()) - dev_err(&ha->pdev->dev, - "failed to write through agent\n"); - ret = -1; - break; - } - } - - return ret; -} static struct qla82xx_uri_table_desc * qla82xx_get_table_desc(const u8 *unirom, int section) @@ -1725,7 +1729,8 @@ void qla82xx_reset_adapter(struct scsi_qla_host *vha) ha->isp_ops->disable_intrs(ha); } -int qla82xx_fw_load_from_blob(struct qla_hw_data *ha) +static int +qla82xx_fw_load_from_blob(struct qla_hw_data *ha) { u64 *ptr64; u32 i, flashaddr, size; @@ -1836,7 +1841,8 @@ qla82xx_validate_firmware_blob(scsi_qla_host_t *vha, uint8_t fw_type) return 0; } -int qla82xx_check_cmdpeg_state(struct qla_hw_data *ha) +static int +qla82xx_check_cmdpeg_state(struct qla_hw_data *ha) { u32 val = 0; int retries = 60; @@ -1874,7 +1880,8 @@ int qla82xx_check_cmdpeg_state(struct qla_hw_data *ha) return QLA_FUNCTION_FAILED; } -int qla82xx_check_rcvpeg_state(struct qla_hw_data *ha) +static int +qla82xx_check_rcvpeg_state(struct qla_hw_data *ha) { u32 val = 0; int retries = 60; @@ -1933,7 +1940,7 @@ static struct qla82xx_legacy_intr_set legacy_intr[] = \ * @ha: SCSI driver HA context * @mb0: Mailbox0 register */ -void +static void qla82xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) { uint16_t cnt; @@ -2257,7 +2264,7 @@ void qla82xx_init_flags(struct qla_hw_data *ha) ha->nx_legacy_intr.pci_int_reg = nx_legacy_intr->pci_int_reg; } -static inline void +inline void qla82xx_set_drv_active(scsi_qla_host_t *vha) { uint32_t drv_active; @@ -2267,10 +2274,11 @@ qla82xx_set_drv_active(scsi_qla_host_t *vha) /* If reset value is all FF's, initialize DRV_ACTIVE */ if (drv_active == 0xffffffff) { - qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, 0); + qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, + QLA82XX_DRV_NOT_ACTIVE); drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); } - drv_active |= (1 << (ha->portnum * 4)); + drv_active |= (QLA82XX_DRV_ACTIVE << (ha->portnum * 4)); qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, drv_active); } @@ -2280,7 +2288,7 @@ qla82xx_clear_drv_active(struct qla_hw_data *ha) uint32_t drv_active; drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); - drv_active &= ~(1 << (ha->portnum * 4)); + drv_active &= ~(QLA82XX_DRV_ACTIVE << (ha->portnum * 4)); qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, drv_active); } @@ -2291,7 +2299,7 @@ qla82xx_need_reset(struct qla_hw_data *ha) int rval; drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); - rval = drv_state & (1 << (ha->portnum * 4)); + rval = drv_state & (QLA82XX_DRVST_RST_RDY << (ha->portnum * 4)); return rval; } @@ -2305,7 +2313,7 @@ qla82xx_set_rst_ready(struct qla_hw_data *ha) /* If reset value is all FF's, initialize DRV_STATE */ if (drv_state == 0xffffffff) { - qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, 0); + qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, QLA82XX_DRVST_NOT_RDY); drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); } drv_state |= (QLA82XX_DRVST_RST_RDY << (ha->portnum * 4)); @@ -2335,7 +2343,8 @@ qla82xx_set_qsnt_ready(struct qla_hw_data *ha) qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, qsnt_state); } -int qla82xx_load_fw(scsi_qla_host_t *vha) +static int +qla82xx_load_fw(scsi_qla_host_t *vha) { int rst; struct fw_blob *blob; @@ -2411,7 +2420,7 @@ fw_load_failed: return QLA_FUNCTION_FAILED; } -static int +int qla82xx_start_firmware(scsi_qla_host_t *vha) { int pcie_cap; @@ -2419,7 +2428,7 @@ qla82xx_start_firmware(scsi_qla_host_t *vha) struct qla_hw_data *ha = vha->hw; /* scrub dma mask expansion register */ - qla82xx_wr_32(ha, CRB_DMA_SHIFT, 0x55555555); + qla82xx_wr_32(ha, CRB_DMA_SHIFT, QLA82XX_DMA_SHIFT_VALUE); /* Put both the PEG CMD and RCV PEG to default state * of 0 before resetting the hardware @@ -2882,7 +2891,7 @@ queuing_error: return QLA_FUNCTION_FAILED; } -uint32_t * +static uint32_t * qla82xx_read_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr, uint32_t length) { @@ -2903,7 +2912,7 @@ done_read: return dwptr; } -int +static int qla82xx_unprotect_flash(struct qla_hw_data *ha) { int ret; @@ -2934,7 +2943,7 @@ done_unprotect: return ret; } -int +static int qla82xx_protect_flash(struct qla_hw_data *ha) { int ret; @@ -2963,7 +2972,7 @@ done_protect: return ret; } -int +static int qla82xx_erase_sector(struct qla_hw_data *ha, int addr) { int ret = 0; @@ -3156,6 +3165,20 @@ qla82xx_start_iocbs(srb_t *sp) } } +void qla82xx_rom_lock_recovery(struct qla_hw_data *ha) +{ + if (qla82xx_rom_lock(ha)) + /* Someone else is holding the lock. */ + qla_printk(KERN_INFO, ha, "Resetting rom_lock\n"); + + /* + * Either we got the lock, or someone + * else died while holding it. + * In either case, unlock. + */ + qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM2_UNLOCK)); +} + /* * qla82xx_device_bootstrap * Initialize device, set DEV_READY, start fw @@ -3170,12 +3193,13 @@ qla82xx_start_iocbs(srb_t *sp) static int qla82xx_device_bootstrap(scsi_qla_host_t *vha) { - int rval, i, timeout; + int rval = QLA_SUCCESS; + int i, timeout; uint32_t old_count, count; struct qla_hw_data *ha = vha->hw; + int need_reset = 0, peg_stuck = 1; - if (qla82xx_need_reset(ha)) - goto dev_initialize; + need_reset = qla82xx_need_reset(ha); old_count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); @@ -3189,9 +3213,27 @@ qla82xx_device_bootstrap(scsi_qla_host_t *vha) count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); if (count != old_count) + peg_stuck = 0; + } + + if (need_reset) { + /* We are trying to perform a recovery here. */ + if (peg_stuck) + qla82xx_rom_lock_recovery(ha); + goto dev_initialize; + } else { + /* Start of day for this ha context. */ + if (peg_stuck) { + /* Either we are the first or recovery in progress. */ + qla82xx_rom_lock_recovery(ha); + goto dev_initialize; + } else + /* Firmware already running. */ goto dev_ready; } + return rval; + dev_initialize: /* set to DEV_INITIALIZING */ qla_printk(KERN_INFO, ha, "HW State: INITIALIZING\n"); @@ -3304,6 +3346,9 @@ qla82xx_check_fw_alive(scsi_qla_host_t *vha) struct qla_hw_data *ha = vha->hw; fw_heartbeat_counter = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); + /* all 0xff, assume AER/EEH in progress, ignore */ + if (fw_heartbeat_counter == 0xffffffff) + return; if (vha->fw_heartbeat_counter == fw_heartbeat_counter) { vha->seconds_since_last_heartbeat++; /* FW not alive after 2 seconds */ diff --git a/drivers/scsi/qla2xxx/qla_nx.h b/drivers/scsi/qla2xxx/qla_nx.h index 15559cab39f..51ec0c5380e 100644 --- a/drivers/scsi/qla2xxx/qla_nx.h +++ b/drivers/scsi/qla2xxx/qla_nx.h @@ -26,6 +26,7 @@ #define CRB_RCVPEG_STATE QLA82XX_REG(0x13c) #define BOOT_LOADER_DIMM_STATUS QLA82XX_REG(0x54) #define CRB_DMA_SHIFT QLA82XX_REG(0xcc) +#define QLA82XX_DMA_SHIFT_VALUE 0x55555555 #define QLA82XX_HW_H0_CH_HUB_ADR 0x05 #define QLA82XX_HW_H1_CH_HUB_ADR 0x0E @@ -583,6 +584,10 @@ #define QLA82XX_DRVST_RST_RDY 1 #define QLA82XX_DRVST_QSNT_RDY 2 +/* Different drive active state */ +#define QLA82XX_DRV_NOT_ACTIVE 0 +#define QLA82XX_DRV_ACTIVE 1 + /* * The PCI VendorID and DeviceID for our board. */ diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 9946fac5425..800ea926975 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1295,17 +1295,12 @@ static int qla2xxx_slave_configure(struct scsi_device *sdev) { scsi_qla_host_t *vha = shost_priv(sdev->host); - struct qla_hw_data *ha = vha->hw; - struct fc_rport *rport = starget_to_rport(sdev->sdev_target); struct req_que *req = vha->req; if (sdev->tagged_supported) scsi_activate_tcq(sdev, req->max_q_depth); else scsi_deactivate_tcq(sdev, req->max_q_depth); - - rport->dev_loss_tmo = ha->port_down_retry_count; - return 0; } @@ -2141,8 +2136,16 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) else base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER + base_vha->vp_idx; - if (IS_QLA2100(ha)) - host->sg_tablesize = 32; + + /* Set the SG table size based on ISP type */ + if (!IS_FWI2_CAPABLE(ha)) { + if (IS_QLA2100(ha)) + host->sg_tablesize = 32; + } else { + if (!IS_QLA82XX(ha)) + host->sg_tablesize = QLA_SG_ALL; + } + host->max_id = max_id; host->this_id = 255; host->cmd_per_lun = 3; @@ -3553,6 +3556,11 @@ qla2x00_timer(scsi_qla_host_t *vha) struct qla_hw_data *ha = vha->hw; struct req_que *req; + if (ha->flags.eeh_busy) { + qla2x00_restart_timer(vha, WATCH_INTERVAL); + return; + } + if (IS_QLA82XX(ha)) qla82xx_watchdog(vha); @@ -3782,8 +3790,21 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) return PCI_ERS_RESULT_CAN_RECOVER; case pci_channel_io_frozen: ha->flags.eeh_busy = 1; + /* For ISP82XX complete any pending mailbox cmd */ + if (IS_QLA82XX(ha)) { + ha->flags.fw_hung = 1; + if (ha->flags.mbox_busy) { + ha->flags.mbox_int = 1; + DEBUG2(qla_printk(KERN_ERR, ha, + "Due to pci channel io frozen, doing premature " + "completion of mbx command\n")); + complete(&ha->mbx_intr_comp); + } + } qla2x00_free_irqs(vha); pci_disable_device(pdev); + /* Return back all IOs */ + qla2x00_abort_all_cmds(vha, DID_RESET << 16); return PCI_ERS_RESULT_NEED_RESET; case pci_channel_io_perm_failure: ha->flags.pci_channel_io_perm_failure = 1; @@ -3804,6 +3825,9 @@ qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; + if (IS_QLA82XX(ha)) + return PCI_ERS_RESULT_RECOVERED; + spin_lock_irqsave(&ha->hardware_lock, flags); if (IS_QLA2100(ha) || IS_QLA2200(ha)){ stat = RD_REG_DWORD(®->hccr); @@ -3830,6 +3854,109 @@ qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) return PCI_ERS_RESULT_RECOVERED; } +uint32_t qla82xx_error_recovery(scsi_qla_host_t *base_vha) +{ + uint32_t rval = QLA_FUNCTION_FAILED; + uint32_t drv_active = 0; + struct qla_hw_data *ha = base_vha->hw; + int fn; + struct pci_dev *other_pdev = NULL; + + DEBUG17(qla_printk(KERN_INFO, ha, + "scsi(%ld): In qla82xx_error_recovery\n", base_vha->host_no)); + + set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); + + if (base_vha->flags.online) { + /* Abort all outstanding commands, + * so as to be requeued later */ + qla2x00_abort_isp_cleanup(base_vha); + } + + + fn = PCI_FUNC(ha->pdev->devfn); + while (fn > 0) { + fn--; + DEBUG17(qla_printk(KERN_INFO, ha, + "Finding pci device at function = 0x%x\n", fn)); + other_pdev = + pci_get_domain_bus_and_slot(pci_domain_nr(ha->pdev->bus), + ha->pdev->bus->number, PCI_DEVFN(PCI_SLOT(ha->pdev->devfn), + fn)); + + if (!other_pdev) + continue; + if (atomic_read(&other_pdev->enable_cnt)) { + DEBUG17(qla_printk(KERN_INFO, ha, + "Found PCI func availabe and enabled at 0x%x\n", + fn)); + pci_dev_put(other_pdev); + break; + } + pci_dev_put(other_pdev); + } + + if (!fn) { + /* Reset owner */ + DEBUG17(qla_printk(KERN_INFO, ha, + "This devfn is reset owner = 0x%x\n", ha->pdev->devfn)); + qla82xx_idc_lock(ha); + + qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, + QLA82XX_DEV_INITIALIZING); + + qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION, + QLA82XX_IDC_VERSION); + + drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); + DEBUG17(qla_printk(KERN_INFO, ha, + "drv_active = 0x%x\n", drv_active)); + + qla82xx_idc_unlock(ha); + /* Reset if device is not already reset + * drv_active would be 0 if a reset has already been done + */ + if (drv_active) + rval = qla82xx_start_firmware(base_vha); + else + rval = QLA_SUCCESS; + qla82xx_idc_lock(ha); + + if (rval != QLA_SUCCESS) { + qla_printk(KERN_INFO, ha, "HW State: FAILED\n"); + qla82xx_clear_drv_active(ha); + qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, + QLA82XX_DEV_FAILED); + } else { + qla_printk(KERN_INFO, ha, "HW State: READY\n"); + qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, + QLA82XX_DEV_READY); + qla82xx_idc_unlock(ha); + ha->flags.fw_hung = 0; + rval = qla82xx_restart_isp(base_vha); + qla82xx_idc_lock(ha); + /* Clear driver state register */ + qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, 0); + qla82xx_set_drv_active(base_vha); + } + qla82xx_idc_unlock(ha); + } else { + DEBUG17(qla_printk(KERN_INFO, ha, + "This devfn is not reset owner = 0x%x\n", ha->pdev->devfn)); + if ((qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE) == + QLA82XX_DEV_READY)) { + ha->flags.fw_hung = 0; + rval = qla82xx_restart_isp(base_vha); + qla82xx_idc_lock(ha); + qla82xx_set_drv_active(base_vha); + qla82xx_idc_unlock(ha); + } + } + clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); + + return rval; +} + static pci_ers_result_t qla2xxx_pci_slot_reset(struct pci_dev *pdev) { @@ -3862,15 +3989,23 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev) if (rc) { qla_printk(KERN_WARNING, ha, "Can't re-enable PCI device after reset.\n"); - return ret; + goto exit_slot_reset; } rsp = ha->rsp_q_map[0]; if (qla2x00_request_irqs(ha, rsp)) - return ret; + goto exit_slot_reset; if (ha->isp_ops->pci_config(base_vha)) - return ret; + goto exit_slot_reset; + + if (IS_QLA82XX(ha)) { + if (qla82xx_error_recovery(base_vha) == QLA_SUCCESS) { + ret = PCI_ERS_RESULT_RECOVERED; + goto exit_slot_reset; + } else + goto exit_slot_reset; + } while (ha->flags.mbox_busy && retries--) msleep(1000); @@ -3881,6 +4016,7 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev) clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); +exit_slot_reset: DEBUG17(qla_printk(KERN_WARNING, ha, "slot_reset-return:ret=%x\n", ret)); diff --git a/drivers/scsi/qla4xxx/ql4_nx.c b/drivers/scsi/qla4xxx/ql4_nx.c index 5d4a3822382..449256f2c5f 100644 --- a/drivers/scsi/qla4xxx/ql4_nx.c +++ b/drivers/scsi/qla4xxx/ql4_nx.c @@ -5,6 +5,7 @@ * See LICENSE.qla4xxx for copyright and licensing details. */ #include <linux/delay.h> +#include <linux/io.h> #include <linux/pci.h> #include "ql4_def.h" #include "ql4_glbl.h" diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index b02bdc6c2cd..2c36bae3bd4 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -109,10 +109,12 @@ static const char * scsi_debug_version_date = "20100324"; #define DEF_PHYSBLK_EXP 0 #define DEF_LOWEST_ALIGNED 0 #define DEF_OPT_BLKS 64 -#define DEF_UNMAP_MAX_BLOCKS 0 -#define DEF_UNMAP_MAX_DESC 0 -#define DEF_UNMAP_GRANULARITY 0 +#define DEF_UNMAP_MAX_BLOCKS 0xFFFFFFFF +#define DEF_UNMAP_MAX_DESC 256 +#define DEF_UNMAP_GRANULARITY 1 #define DEF_UNMAP_ALIGNMENT 0 +#define DEF_TPWS 0 +#define DEF_TPU 0 /* bit mask values for scsi_debug_opts */ #define SCSI_DEBUG_OPT_NOISE 1 @@ -177,10 +179,12 @@ static int scsi_debug_ato = DEF_ATO; static int scsi_debug_physblk_exp = DEF_PHYSBLK_EXP; static int scsi_debug_lowest_aligned = DEF_LOWEST_ALIGNED; static int scsi_debug_opt_blks = DEF_OPT_BLKS; -static int scsi_debug_unmap_max_desc = DEF_UNMAP_MAX_DESC; -static int scsi_debug_unmap_max_blocks = DEF_UNMAP_MAX_BLOCKS; -static int scsi_debug_unmap_granularity = DEF_UNMAP_GRANULARITY; -static int scsi_debug_unmap_alignment = DEF_UNMAP_ALIGNMENT; +static unsigned int scsi_debug_unmap_max_desc = DEF_UNMAP_MAX_DESC; +static unsigned int scsi_debug_unmap_max_blocks = DEF_UNMAP_MAX_BLOCKS; +static unsigned int scsi_debug_unmap_granularity = DEF_UNMAP_GRANULARITY; +static unsigned int scsi_debug_unmap_alignment = DEF_UNMAP_ALIGNMENT; +static unsigned int scsi_debug_tpws = DEF_TPWS; +static unsigned int scsi_debug_tpu = DEF_TPU; static int scsi_debug_cmnd_count = 0; @@ -723,16 +727,9 @@ static int inquiry_evpd_b0(unsigned char * arr) /* Optimal Transfer Length */ put_unaligned_be32(scsi_debug_opt_blks, &arr[8]); - if (scsi_debug_unmap_max_desc) { - unsigned int blocks; - - if (scsi_debug_unmap_max_blocks) - blocks = scsi_debug_unmap_max_blocks; - else - blocks = 0xffffffff; - + if (scsi_debug_tpu) { /* Maximum Unmap LBA Count */ - put_unaligned_be32(blocks, &arr[16]); + put_unaligned_be32(scsi_debug_unmap_max_blocks, &arr[16]); /* Maximum Unmap Block Descriptor Count */ put_unaligned_be32(scsi_debug_unmap_max_desc, &arr[20]); @@ -745,10 +742,9 @@ static int inquiry_evpd_b0(unsigned char * arr) } /* Optimal Unmap Granularity */ - if (scsi_debug_unmap_granularity) { - put_unaligned_be32(scsi_debug_unmap_granularity, &arr[24]); - return 0x3c; /* Mandatory page length for thin provisioning */ - } + put_unaligned_be32(scsi_debug_unmap_granularity, &arr[24]); + + return 0x3c; /* Mandatory page length for thin provisioning */ return sizeof(vpdb0_data); } @@ -765,6 +761,21 @@ static int inquiry_evpd_b1(unsigned char *arr) return 0x3c; } +/* Thin provisioning VPD page (SBC-3) */ +static int inquiry_evpd_b2(unsigned char *arr) +{ + memset(arr, 0, 0x8); + arr[0] = 0; /* threshold exponent */ + + if (scsi_debug_tpu) + arr[1] = 1 << 7; + + if (scsi_debug_tpws) + arr[1] |= 1 << 6; + + return 0x8; +} + #define SDEBUG_LONG_INQ_SZ 96 #define SDEBUG_MAX_INQ_ARR_SZ 584 @@ -820,6 +831,7 @@ static int resp_inquiry(struct scsi_cmnd * scp, int target, arr[n++] = 0x89; /* ATA information */ arr[n++] = 0xb0; /* Block limits (SBC) */ arr[n++] = 0xb1; /* Block characteristics (SBC) */ + arr[n++] = 0xb2; /* Thin provisioning (SBC) */ arr[3] = n - 4; /* number of supported VPD pages */ } else if (0x80 == cmd[2]) { /* unit serial number */ arr[1] = cmd[2]; /*sanity */ @@ -867,6 +879,9 @@ static int resp_inquiry(struct scsi_cmnd * scp, int target, } else if (0xb1 == cmd[2]) { /* Block characteristics (SBC) */ arr[1] = cmd[2]; /*sanity */ arr[3] = inquiry_evpd_b1(&arr[4]); + } else if (0xb2 == cmd[2]) { /* Thin provisioning (SBC) */ + arr[1] = cmd[2]; /*sanity */ + arr[3] = inquiry_evpd_b2(&arr[4]); } else { /* Illegal request, invalid field in cdb */ mk_sense_buffer(devip, ILLEGAL_REQUEST, @@ -1038,7 +1053,7 @@ static int resp_readcap16(struct scsi_cmnd * scp, arr[13] = scsi_debug_physblk_exp & 0xf; arr[14] = (scsi_debug_lowest_aligned >> 8) & 0x3f; - if (scsi_debug_unmap_granularity) + if (scsi_debug_tpu || scsi_debug_tpws) arr[14] |= 0x80; /* TPE */ arr[15] = scsi_debug_lowest_aligned & 0xff; @@ -2708,6 +2723,8 @@ module_param_named(unmap_max_blocks, scsi_debug_unmap_max_blocks, int, S_IRUGO); module_param_named(unmap_max_desc, scsi_debug_unmap_max_desc, int, S_IRUGO); module_param_named(unmap_granularity, scsi_debug_unmap_granularity, int, S_IRUGO); module_param_named(unmap_alignment, scsi_debug_unmap_alignment, int, S_IRUGO); +module_param_named(tpu, scsi_debug_tpu, int, S_IRUGO); +module_param_named(tpws, scsi_debug_tpws, int, S_IRUGO); MODULE_AUTHOR("Eric Youngdale + Douglas Gilbert"); MODULE_DESCRIPTION("SCSI debug adapter driver"); @@ -2739,10 +2756,12 @@ MODULE_PARM_DESC(dix, "data integrity extensions mask (def=0)"); MODULE_PARM_DESC(dif, "data integrity field type: 0-3 (def=0)"); MODULE_PARM_DESC(guard, "protection checksum: 0=crc, 1=ip (def=0)"); MODULE_PARM_DESC(ato, "application tag ownership: 0=disk 1=host (def=1)"); -MODULE_PARM_DESC(unmap_max_blocks, "max # of blocks can be unmapped in one cmd (def=0)"); -MODULE_PARM_DESC(unmap_max_desc, "max # of ranges that can be unmapped in one cmd (def=0)"); -MODULE_PARM_DESC(unmap_granularity, "thin provisioning granularity in blocks (def=0)"); +MODULE_PARM_DESC(unmap_max_blocks, "max # of blocks can be unmapped in one cmd (def=0xffffffff)"); +MODULE_PARM_DESC(unmap_max_desc, "max # of ranges that can be unmapped in one cmd (def=256)"); +MODULE_PARM_DESC(unmap_granularity, "thin provisioning granularity in blocks (def=1)"); MODULE_PARM_DESC(unmap_alignment, "lowest aligned thin provisioning lba (def=0)"); +MODULE_PARM_DESC(tpu, "enable TP, support UNMAP command (def=0)"); +MODULE_PARM_DESC(tpws, "enable TP, support WRITE SAME(16) with UNMAP bit (def=0)"); static char sdebug_info[256]; @@ -3130,7 +3149,7 @@ static ssize_t sdebug_map_show(struct device_driver *ddp, char *buf) { ssize_t count; - if (scsi_debug_unmap_granularity == 0) + if (scsi_debug_tpu == 0 && scsi_debug_tpws == 0) return scnprintf(buf, PAGE_SIZE, "0-%u\n", sdebug_store_sectors); @@ -3207,16 +3226,7 @@ static void do_remove_driverfs_files(void) driver_remove_file(&sdebug_driverfs_driver, &driver_attr_add_host); } -static void pseudo_0_release(struct device *dev) -{ - if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts) - printk(KERN_INFO "scsi_debug: pseudo_0_release() called\n"); -} - -static struct device pseudo_primary = { - .init_name = "pseudo_0", - .release = pseudo_0_release, -}; +struct device *pseudo_primary; static int __init scsi_debug_init(void) { @@ -3322,10 +3332,21 @@ static int __init scsi_debug_init(void) memset(dif_storep, 0xff, dif_size); } - if (scsi_debug_unmap_granularity) { + /* Thin Provisioning */ + if (scsi_debug_tpu || scsi_debug_tpws) { unsigned int map_bytes; - if (scsi_debug_unmap_granularity < scsi_debug_unmap_alignment) { + scsi_debug_unmap_max_blocks = + clamp(scsi_debug_unmap_max_blocks, 0U, 0xffffffffU); + + scsi_debug_unmap_max_desc = + clamp(scsi_debug_unmap_max_desc, 0U, 256U); + + scsi_debug_unmap_granularity = + clamp(scsi_debug_unmap_granularity, 1U, 0xffffffffU); + + if (scsi_debug_unmap_alignment && + scsi_debug_unmap_granularity < scsi_debug_unmap_alignment) { printk(KERN_ERR "%s: ERR: unmap_granularity < unmap_alignment\n", __func__); @@ -3352,10 +3373,10 @@ static int __init scsi_debug_init(void) map_region(0, 2); } - ret = device_register(&pseudo_primary); - if (ret < 0) { - printk(KERN_WARNING "scsi_debug: device_register error: %d\n", - ret); + pseudo_primary = root_device_register("pseudo_0"); + if (IS_ERR(pseudo_primary)) { + printk(KERN_WARNING "scsi_debug: root_device_register() error\n"); + ret = PTR_ERR(pseudo_primary); goto free_vm; } ret = bus_register(&pseudo_lld_bus); @@ -3402,7 +3423,7 @@ del_files: bus_unreg: bus_unregister(&pseudo_lld_bus); dev_unreg: - device_unregister(&pseudo_primary); + root_device_unregister(pseudo_primary); free_vm: if (map_storep) vfree(map_storep); @@ -3423,7 +3444,7 @@ static void __exit scsi_debug_exit(void) do_remove_driverfs_files(); driver_unregister(&sdebug_driverfs_driver); bus_unregister(&pseudo_lld_bus); - device_unregister(&pseudo_primary); + root_device_unregister(pseudo_primary); if (dif_storep) vfree(dif_storep); @@ -3474,7 +3495,7 @@ static int sdebug_add_adapter(void) spin_unlock(&sdebug_host_list_lock); sdbg_host->dev.bus = &pseudo_lld_bus; - sdbg_host->dev.parent = &pseudo_primary; + sdbg_host->dev.parent = pseudo_primary; sdbg_host->dev.release = &sdebug_release_adapter; dev_set_name(&sdbg_host->dev, "adapter%d", scsi_debug_add_host); @@ -3642,7 +3663,7 @@ int scsi_debug_queuecommand(struct scsi_cmnd *SCpnt, done_funct_t done) errsts = resp_readcap16(SCpnt, devip); else if (cmd[1] == SAI_GET_LBA_STATUS) { - if (scsi_debug_unmap_max_desc == 0) { + if (scsi_debug_tpu == 0 && scsi_debug_tpws == 0) { mk_sense_buffer(devip, ILLEGAL_REQUEST, INVALID_COMMAND_OPCODE, 0); errsts = check_condition_result; @@ -3753,8 +3774,16 @@ write: } break; case WRITE_SAME_16: - if (cmd[1] & 0x8) - unmap = 1; + if (cmd[1] & 0x8) { + if (scsi_debug_tpws == 0) { + mk_sense_buffer(devip, ILLEGAL_REQUEST, + INVALID_FIELD_IN_CDB, 0); + errsts = check_condition_result; + } else + unmap = 1; + } + if (errsts) + break; /* fall through */ case WRITE_SAME: errsts = check_readiness(SCpnt, 0, devip); @@ -3768,7 +3797,7 @@ write: if (errsts) break; - if (scsi_debug_unmap_max_desc == 0) { + if (scsi_debug_unmap_max_desc == 0 || scsi_debug_tpu == 0) { mk_sense_buffer(devip, ILLEGAL_REQUEST, INVALID_COMMAND_OPCODE, 0); errsts = check_condition_result; diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index d7e470a0618..998c01be323 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -53,6 +53,25 @@ static void fc_bsg_remove(struct request_queue *); static void fc_bsg_goose_queue(struct fc_rport *); /* + * Module Parameters + */ + +/* + * dev_loss_tmo: the default number of seconds that the FC transport + * should insulate the loss of a remote port. + * The maximum will be capped by the value of SCSI_DEVICE_BLOCK_MAX_TIMEOUT. + */ +static unsigned int fc_dev_loss_tmo = 60; /* seconds */ + +module_param_named(dev_loss_tmo, fc_dev_loss_tmo, uint, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(dev_loss_tmo, + "Maximum number of seconds that the FC transport should" + " insulate the loss of a remote port. Once this value is" + " exceeded, the scsi target is removed. Value should be" + " between 1 and SCSI_DEVICE_BLOCK_MAX_TIMEOUT if" + " fast_io_fail_tmo is not set."); + +/* * Redefine so that we can have same named attributes in the * sdev/starget/host objects. */ @@ -408,6 +427,7 @@ static int fc_host_setup(struct transport_container *tc, struct device *dev, if (!fc_host->work_q) return -ENOMEM; + fc_host->dev_loss_tmo = fc_dev_loss_tmo; snprintf(fc_host->devloss_work_q_name, sizeof(fc_host->devloss_work_q_name), "fc_dl_%d", shost->host_no); @@ -462,25 +482,6 @@ static DECLARE_TRANSPORT_CLASS(fc_vport_class, NULL); /* - * Module Parameters - */ - -/* - * dev_loss_tmo: the default number of seconds that the FC transport - * should insulate the loss of a remote port. - * The maximum will be capped by the value of SCSI_DEVICE_BLOCK_MAX_TIMEOUT. - */ -static unsigned int fc_dev_loss_tmo = 60; /* seconds */ - -module_param_named(dev_loss_tmo, fc_dev_loss_tmo, uint, S_IRUGO|S_IWUSR); -MODULE_PARM_DESC(dev_loss_tmo, - "Maximum number of seconds that the FC transport should" - " insulate the loss of a remote port. Once this value is" - " exceeded, the scsi target is removed. Value should be" - " between 1 and SCSI_DEVICE_BLOCK_MAX_TIMEOUT if" - " fast_io_fail_tmo is not set."); - -/* * Netlink Infrastructure */ @@ -830,24 +831,32 @@ static FC_DEVICE_ATTR(rport, supported_classes, S_IRUGO, /* * dev_loss_tmo attribute */ -fc_rport_show_function(dev_loss_tmo, "%d\n", 20, ) -static ssize_t -store_fc_rport_dev_loss_tmo(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) +static int fc_str_to_dev_loss(const char *buf, unsigned long *val) +{ + char *cp; + + *val = simple_strtoul(buf, &cp, 0); + if ((*cp && (*cp != '\n')) || (*val < 0)) + return -EINVAL; + /* + * Check for overflow; dev_loss_tmo is u32 + */ + if (*val > UINT_MAX) + return -EINVAL; + + return 0; +} + +static int fc_rport_set_dev_loss_tmo(struct fc_rport *rport, + unsigned long val) { - unsigned long val; - struct fc_rport *rport = transport_class_to_rport(dev); struct Scsi_Host *shost = rport_to_shost(rport); struct fc_internal *i = to_fc_internal(shost->transportt); - char *cp; + if ((rport->port_state == FC_PORTSTATE_BLOCKED) || (rport->port_state == FC_PORTSTATE_DELETED) || (rport->port_state == FC_PORTSTATE_NOTPRESENT)) return -EBUSY; - val = simple_strtoul(buf, &cp, 0); - if ((*cp && (*cp != '\n')) || (val < 0)) - return -EINVAL; - /* * Check for overflow; dev_loss_tmo is u32 */ @@ -863,6 +872,25 @@ store_fc_rport_dev_loss_tmo(struct device *dev, struct device_attribute *attr, return -EINVAL; i->f->set_rport_dev_loss_tmo(rport, val); + return 0; +} + +fc_rport_show_function(dev_loss_tmo, "%d\n", 20, ) +static ssize_t +store_fc_rport_dev_loss_tmo(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct fc_rport *rport = transport_class_to_rport(dev); + unsigned long val; + int rc; + + rc = fc_str_to_dev_loss(buf, &val); + if (rc) + return rc; + + rc = fc_rport_set_dev_loss_tmo(rport, val); + if (rc) + return rc; return count; } static FC_DEVICE_ATTR(rport, dev_loss_tmo, S_IRUGO | S_IWUSR, @@ -1608,8 +1636,35 @@ store_fc_private_host_issue_lip(struct device *dev, static FC_DEVICE_ATTR(host, issue_lip, S_IWUSR, NULL, store_fc_private_host_issue_lip); -fc_private_host_rd_attr(npiv_vports_inuse, "%u\n", 20); +static ssize_t +store_fc_private_host_dev_loss_tmo(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct Scsi_Host *shost = transport_class_to_shost(dev); + struct fc_host_attrs *fc_host = shost_to_fc_host(shost); + struct fc_rport *rport; + unsigned long val, flags; + int rc; + rc = fc_str_to_dev_loss(buf, &val); + if (rc) + return rc; + + fc_host_dev_loss_tmo(shost) = val; + spin_lock_irqsave(shost->host_lock, flags); + list_for_each_entry(rport, &fc_host->rports, peers) + fc_rport_set_dev_loss_tmo(rport, val); + spin_unlock_irqrestore(shost->host_lock, flags); + return count; +} + +fc_private_host_show_function(dev_loss_tmo, "%d\n", 20, ); +static FC_DEVICE_ATTR(host, dev_loss_tmo, S_IRUGO | S_IWUSR, + show_fc_host_dev_loss_tmo, + store_fc_private_host_dev_loss_tmo); + +fc_private_host_rd_attr(npiv_vports_inuse, "%u\n", 20); /* * Host Statistics Management @@ -2165,6 +2220,7 @@ fc_attach_transport(struct fc_function_template *ft) SETUP_HOST_ATTRIBUTE_RW(system_hostname); /* Transport-managed attributes */ + SETUP_PRIVATE_HOST_ATTRIBUTE_RW(dev_loss_tmo); SETUP_PRIVATE_HOST_ATTRIBUTE_RW(tgtid_bind_type); if (ft->issue_fc_host_lip) SETUP_PRIVATE_HOST_ATTRIBUTE_RW(issue_lip); @@ -2525,7 +2581,7 @@ fc_rport_create(struct Scsi_Host *shost, int channel, rport->maxframe_size = -1; rport->supported_classes = FC_COS_UNSPECIFIED; - rport->dev_loss_tmo = fc_dev_loss_tmo; + rport->dev_loss_tmo = fc_host->dev_loss_tmo; memcpy(&rport->node_name, &ids->node_name, sizeof(rport->node_name)); memcpy(&rport->port_name, &ids->port_name, sizeof(rport->port_name)); rport->port_id = ids->port_id; @@ -4044,11 +4100,54 @@ fc_bsg_rportadd(struct Scsi_Host *shost, struct fc_rport *rport) /** * fc_bsg_remove - Deletes the bsg hooks on fchosts/rports * @q: the request_queue that is to be torn down. + * + * Notes: + * Before unregistering the queue empty any requests that are blocked + * + * */ static void fc_bsg_remove(struct request_queue *q) { + struct request *req; /* block request */ + int counts; /* totals for request_list count and starved */ + if (q) { + /* Stop taking in new requests */ + spin_lock_irq(q->queue_lock); + blk_stop_queue(q); + + /* drain all requests in the queue */ + while (1) { + /* need the lock to fetch a request + * this may fetch the same reqeust as the previous pass + */ + req = blk_fetch_request(q); + /* save requests in use and starved */ + counts = q->rq.count[0] + q->rq.count[1] + + q->rq.starved[0] + q->rq.starved[1]; + spin_unlock_irq(q->queue_lock); + /* any requests still outstanding? */ + if (counts == 0) + break; + + /* This may be the same req as the previous iteration, + * always send the blk_end_request_all after a prefetch. + * It is not okay to not end the request because the + * prefetch started the request. + */ + if (req) { + /* return -ENXIO to indicate that this queue is + * going away + */ + req->errors = -ENXIO; + blk_end_request_all(req, -ENXIO); + } + + msleep(200); /* allow bsg to possibly finish */ + spin_lock_irq(q->queue_lock); + } + bsg_unregister_queue(q); blk_cleanup_queue(q); } diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index e84026def1f..332387a6bc2 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -537,7 +537,7 @@ static void iscsi_scan_session(struct work_struct *work) /** * iscsi_block_scsi_eh - block scsi eh until session state has transistioned - * cmd: scsi cmd passed to scsi eh handler + * @cmd: scsi cmd passed to scsi eh handler * * If the session is down this function will wait for the recovery * timer to fire or for the session to be logged back in. If the diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 20514c47a5a..20295774bf7 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -477,7 +477,7 @@ static int scsi_setup_discard_cmnd(struct scsi_device *sdp, struct request *rq) static int scsi_setup_flush_cmnd(struct scsi_device *sdp, struct request *rq) { - rq->timeout = SD_TIMEOUT; + rq->timeout = SD_FLUSH_TIMEOUT; rq->retries = SD_MAX_RETRIES; rq->cmd[0] = SYNCHRONIZE_CACHE; rq->cmd_len = 10; @@ -1072,7 +1072,7 @@ static int sd_sync_cache(struct scsi_disk *sdkp) * flush everything. */ res = scsi_execute_req(sdp, cmd, DMA_NONE, NULL, 0, &sshdr, - SD_TIMEOUT, SD_MAX_RETRIES, NULL); + SD_FLUSH_TIMEOUT, SD_MAX_RETRIES, NULL); if (res == 0) break; } @@ -1554,7 +1554,7 @@ static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp, } /* Logical blocks per physical block exponent */ - sdkp->hw_sector_size = (1 << (buffer[13] & 0xf)) * sector_size; + sdkp->physical_block_size = (1 << (buffer[13] & 0xf)) * sector_size; /* Lowest aligned logical block */ alignment = ((buffer[14] & 0x3f) << 8 | buffer[15]) * sector_size; @@ -1567,7 +1567,7 @@ static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp, struct request_queue *q = sdp->request_queue; sdkp->thin_provisioning = 1; - q->limits.discard_granularity = sdkp->hw_sector_size; + q->limits.discard_granularity = sdkp->physical_block_size; q->limits.max_discard_sectors = 0xffffffff; if (buffer[14] & 0x40) /* TPRZ */ @@ -1635,7 +1635,7 @@ static int read_capacity_10(struct scsi_disk *sdkp, struct scsi_device *sdp, } sdkp->capacity = lba + 1; - sdkp->hw_sector_size = sector_size; + sdkp->physical_block_size = sector_size; return sector_size; } @@ -1756,10 +1756,10 @@ got_data: (unsigned long long)sdkp->capacity, sector_size, cap_str_10, cap_str_2); - if (sdkp->hw_sector_size != sector_size) + if (sdkp->physical_block_size != sector_size) sd_printk(KERN_NOTICE, sdkp, "%u-byte physical blocks\n", - sdkp->hw_sector_size); + sdkp->physical_block_size); } } @@ -1773,7 +1773,8 @@ got_data: else if (sector_size == 256) sdkp->capacity >>= 1; - blk_queue_physical_block_size(sdp->request_queue, sdkp->hw_sector_size); + blk_queue_physical_block_size(sdp->request_queue, + sdkp->physical_block_size); sdkp->device->sector_size = sector_size; } @@ -2039,14 +2040,24 @@ static void sd_read_block_limits(struct scsi_disk *sdkp) lba_count = get_unaligned_be32(&buffer[20]); desc_count = get_unaligned_be32(&buffer[24]); - if (lba_count) { - q->limits.max_discard_sectors = - lba_count * sector_sz >> 9; - - if (desc_count) + if (lba_count && desc_count) { + if (sdkp->tpvpd && !sdkp->tpu) + sdkp->unmap = 0; + else sdkp->unmap = 1; } + if (sdkp->tpvpd && !sdkp->tpu && !sdkp->tpws) { + sd_printk(KERN_ERR, sdkp, "Thin provisioning is " \ + "enabled but neither TPU, nor TPWS are " \ + "set. Disabling discard!\n"); + goto out; + } + + if (lba_count) + q->limits.max_discard_sectors = + lba_count * sector_sz >> 9; + granularity = get_unaligned_be32(&buffer[28]); if (granularity) @@ -2087,6 +2098,31 @@ static void sd_read_block_characteristics(struct scsi_disk *sdkp) kfree(buffer); } +/** + * sd_read_thin_provisioning - Query thin provisioning VPD page + * @disk: disk to query + */ +static void sd_read_thin_provisioning(struct scsi_disk *sdkp) +{ + unsigned char *buffer; + const int vpd_len = 8; + + if (sdkp->thin_provisioning == 0) + return; + + buffer = kmalloc(vpd_len, GFP_KERNEL); + + if (!buffer || scsi_get_vpd_page(sdkp->device, 0xb2, buffer, vpd_len)) + goto out; + + sdkp->tpvpd = 1; + sdkp->tpu = (buffer[5] >> 7) & 1; /* UNMAP */ + sdkp->tpws = (buffer[5] >> 6) & 1; /* WRITE SAME(16) with UNMAP */ + + out: + kfree(buffer); +} + static int sd_try_extended_inquiry(struct scsi_device *sdp) { /* @@ -2138,6 +2174,7 @@ static int sd_revalidate_disk(struct gendisk *disk) sd_read_capacity(sdkp, buffer); if (sd_try_extended_inquiry(sdp)) { + sd_read_thin_provisioning(sdkp); sd_read_block_limits(sdkp); sd_read_block_characteristics(sdkp); } @@ -2250,11 +2287,10 @@ static void sd_probe_async(void *data, async_cookie_t cookie) index = sdkp->index; dev = &sdp->sdev_gendev; - if (index < SD_MAX_DISKS) { - gd->major = sd_major((index & 0xf0) >> 4); - gd->first_minor = ((index & 0xf) << 4) | (index & 0xfff00); - gd->minors = SD_MINORS; - } + gd->major = sd_major((index & 0xf0) >> 4); + gd->first_minor = ((index & 0xf) << 4) | (index & 0xfff00); + gd->minors = SD_MINORS; + gd->fops = &sd_fops; gd->private_data = &sdkp->driver; gd->queue = sdkp->device->request_queue; @@ -2344,6 +2380,12 @@ static int sd_probe(struct device *dev) if (error) goto out_put; + if (index >= SD_MAX_DISKS) { + error = -ENODEV; + sdev_printk(KERN_WARNING, sdp, "SCSI disk (sd) name space exhausted.\n"); + goto out_free_index; + } + error = sd_format_disk_name("sd", index, gd->disk_name, DISK_NAME_LEN); if (error) goto out_free_index; diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h index f81a9309e6d..55488faf081 100644 --- a/drivers/scsi/sd.h +++ b/drivers/scsi/sd.h @@ -19,6 +19,7 @@ */ #define SD_TIMEOUT (30 * HZ) #define SD_MOD_TIMEOUT (75 * HZ) +#define SD_FLUSH_TIMEOUT (60 * HZ) /* * Number of allowed retries @@ -50,7 +51,7 @@ struct scsi_disk { atomic_t openers; sector_t capacity; /* size in 512-byte sectors */ u32 index; - unsigned short hw_sector_size; + unsigned int physical_block_size; u8 media_present; u8 write_prot; u8 protection_type;/* Data Integrity Field */ @@ -62,6 +63,9 @@ struct scsi_disk { unsigned first_scan : 1; unsigned thin_provisioning : 1; unsigned unmap : 1; + unsigned tpws : 1; + unsigned tpu : 1; + unsigned tpvpd : 1; }; #define to_scsi_disk(obj) container_of(obj,struct scsi_disk,dev) diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index afdc3f5d915..5b7388f1c83 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -9,7 +9,7 @@ Steve Hirsch, Andreas Koppenh"ofer, Michael Leodolter, Eyal Lebedinsky, Michael Schaefer, J"org Weule, and Eric Youngdale. - Copyright 1992 - 2008 Kai Makisara + Copyright 1992 - 2010 Kai Makisara email Kai.Makisara@kolumbus.fi Some small formal changes - aeb, 950809 @@ -17,7 +17,7 @@ Last modified: 18-JAN-1998 Richard Gooch <rgooch@atnf.csiro.au> Devfs support */ -static const char *verstr = "20081215"; +static const char *verstr = "20100829"; #include <linux/module.h> @@ -2696,18 +2696,21 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon } break; case MTWEOF: + case MTWEOFI: case MTWSM: if (STp->write_prot) return (-EACCES); cmd[0] = WRITE_FILEMARKS; if (cmd_in == MTWSM) cmd[1] = 2; + if (cmd_in == MTWEOFI) + cmd[1] |= 1; cmd[2] = (arg >> 16); cmd[3] = (arg >> 8); cmd[4] = arg; timeout = STp->device->request_queue->rq_timeout; DEBC( - if (cmd_in == MTWEOF) + if (cmd_in != MTWSM) printk(ST_DEB_MSG "%s: Writing %d filemarks.\n", name, cmd[2] * 65536 + cmd[3] * 256 + cmd[4]); else @@ -2883,8 +2886,8 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon else if (chg_eof) STps->eof = ST_NOEOF; - if (cmd_in == MTWEOF) - STps->rw = ST_IDLE; + if (cmd_in == MTWEOF || cmd_in == MTWEOFI) + STps->rw = ST_IDLE; /* prevent automatic WEOF at close */ } else { /* SCSI command was not completely successful. Don't return from this block without releasing the SCSI command block! */ struct st_cmdstatus *cmdstatp = &STp->buffer->cmdstat; @@ -2901,7 +2904,7 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon else undone = 0; - if (cmd_in == MTWEOF && + if ((cmd_in == MTWEOF || cmd_in == MTWEOFI) && cmdstatp->have_sense && (cmdstatp->flags & SENSE_EOM)) { if (cmdstatp->sense_hdr.sense_key == NO_SENSE || diff --git a/include/linux/mtio.h b/include/linux/mtio.h index ef01d6aa593..8f825756c45 100644 --- a/include/linux/mtio.h +++ b/include/linux/mtio.h @@ -63,6 +63,7 @@ struct mtop { #define MTCOMPRESSION 32/* control compression with SCSI mode page 15 */ #define MTSETPART 33 /* Change the active tape partition */ #define MTMKPART 34 /* Format the tape with one or two partitions */ +#define MTWEOFI 35 /* write an end-of-file record (mark) in immediate mode */ /* structure for MTIOCGET - mag tape get status command */ diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index d06e13be717..3dec1949f69 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -205,6 +205,7 @@ struct domain_device { }; void *lldd_dev; + int gone; }; struct sas_discovery_event { diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h index 87d81b3ce56..59816fe31e6 100644 --- a/include/scsi/scsi_transport_fc.h +++ b/include/scsi/scsi_transport_fc.h @@ -496,6 +496,7 @@ struct fc_host_attrs { u64 fabric_name; char symbolic_name[FC_SYMBOLIC_NAME_SIZE]; char system_hostname[FC_SYMBOLIC_NAME_SIZE]; + u32 dev_loss_tmo; /* Private (Transport-managed) Attributes */ enum fc_tgtid_binding_type tgtid_bind_type; @@ -580,6 +581,8 @@ struct fc_host_attrs { (((struct fc_host_attrs *)(x)->shost_data)->devloss_work_q_name) #define fc_host_devloss_work_q(x) \ (((struct fc_host_attrs *)(x)->shost_data)->devloss_work_q) +#define fc_host_dev_loss_tmo(x) \ + (((struct fc_host_attrs *)(x)->shost_data)->dev_loss_tmo) struct fc_bsg_buffer { |