diff options
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_base.c | 15 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_ctl.c | 18 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_ctl.h | 4 |
3 files changed, 29 insertions, 8 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index 1d2374b5a0a1..935cfc769cb6 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -78,15 +78,16 @@ module_param(msix_disable, int, 0); MODULE_PARM_DESC(msix_disable, " disable msix routed interrupts (default=0)"); /* diag_buffer_enable is bitwise - * bit 0 set = MPI2_DIAG_BUF_TYPE_TRACE(1) - * bit 1 set = MPI2_DIAG_BUF_TYPE_SNAPSHOT(2) + * bit 0 set = TRACE + * bit 1 set = SNAPSHOT + * bit 2 set = EXTENDED * * Either bit can be set, or both */ static int diag_buffer_enable; module_param(diag_buffer_enable, int, 0); -MODULE_PARM_DESC(diag_buffer_enable, " enable diag buffer at driver load " - "time (TRACE=1/SNAP=2/default=0)"); +MODULE_PARM_DESC(diag_buffer_enable, " post diag buffers " + "(TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)"); int mpt2sas_fwfault_debug; MODULE_PARM_DESC(mpt2sas_fwfault_debug, " enable detection of firmware fault " @@ -1765,6 +1766,12 @@ _base_display_ioc_capabilities(struct MPT2SAS_ADAPTER *ioc) } if (ioc->facts.IOCCapabilities & + MPI2_IOCFACTS_CAPABILITY_EXTENDED_BUFFER) { + printk(KERN_INFO "%sDiag Extended Buffer", i ? "," : ""); + i++; + } + + if (ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TASK_SET_FULL_HANDLING) { printk("%sTask Set Full", i ? "," : ""); i++; diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c index 99a332d76f51..8dfc5f6a39b0 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c @@ -1230,7 +1230,7 @@ _ctl_btdh_mapping(void __user *arg) /** * _ctl_diag_capability - return diag buffer capability * @ioc: per adapter object - * @buffer_type: specifies either TRACE or SNAPSHOT + * @buffer_type: specifies either TRACE, SNAPSHOT, or EXTENDED * * returns 1 when diag buffer support is enabled in firmware */ @@ -1250,6 +1250,10 @@ _ctl_diag_capability(struct MPT2SAS_ADAPTER *ioc, u8 buffer_type) MPI2_IOCFACTS_CAPABILITY_SNAPSHOT_BUFFER) rc = 1; break; + case MPI2_DIAG_BUF_TYPE_EXTENDED: + if (ioc->facts.IOCCapabilities & + MPI2_IOCFACTS_CAPABILITY_EXTENDED_BUFFER) + rc = 1; } return rc; @@ -1460,6 +1464,16 @@ mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc, u8 bits_to_register) diag_register.unique_id = 0x7075901; _ctl_diag_register_2(ioc, &diag_register); } + + if (bits_to_register & 4) { + printk(MPT2SAS_INFO_FMT "registering extended buffer support\n", + ioc->name); + diag_register.buffer_type = MPI2_DIAG_BUF_TYPE_EXTENDED; + /* register for 2MB buffers */ + diag_register.requested_buffer_size = 2 * (1024 * 1024); + diag_register.unique_id = 0x7075901; + _ctl_diag_register_2(ioc, &diag_register); + } } /** @@ -1652,7 +1666,7 @@ _ctl_diag_query(void __user *arg) /** * _ctl_send_release - Diag Release Message * @ioc: per adapter object - * @buffer_type - specifies either TRACE or SNAPSHOT + * @buffer_type - specifies either TRACE, SNAPSHOT, or EXTENDED * @issue_reset - specifies whether host reset is required. * */ diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.h b/drivers/scsi/mpt2sas/mpt2sas_ctl.h index 211f296dd191..8a5eeb1a5c84 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.h +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.h @@ -313,7 +313,7 @@ struct mpt2_ioctl_btdh_mapping { * struct mpt2_diag_register - application register with driver * @hdr - generic header * @reserved - - * @buffer_type - specifies either TRACE or SNAPSHOT + * @buffer_type - specifies either TRACE, SNAPSHOT, or EXTENDED * @application_flags - misc flags * @diagnostic_flags - specifies flags affecting command processing * @product_specific - product specific information @@ -352,7 +352,7 @@ struct mpt2_diag_unregister { * struct mpt2_diag_query - query relevant info associated with diag buffers * @hdr - generic header * @reserved - - * @buffer_type - specifies either TRACE or SNAPSHOT + * @buffer_type - specifies either TRACE, SNAPSHOT, or EXTENDED * @application_flags - misc flags * @diagnostic_flags - specifies flags affecting command processing * @product_specific - product specific information |