diff options
106 files changed, 2870 insertions, 2875 deletions
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index 65e3e7df8a4b..f253295795f0 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -37,7 +37,6 @@ #include <linux/inetdevice.h> #include <linux/slab.h> #include <linux/workqueue.h> -#include <linux/module.h> #include <net/arp.h> #include <net/neighbour.h> #include <net/route.h> diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c index f6aa1a964573..4084d05a4510 100644 --- a/drivers/infiniband/core/cache.c +++ b/drivers/infiniband/core/cache.c @@ -34,7 +34,6 @@ */ #include <linux/if_vlan.h> -#include <linux/module.h> #include <linux/errno.h> #include <linux/slab.h> #include <linux/workqueue.h> diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 50c53409ceb6..fabca5e51e3d 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -2642,7 +2642,7 @@ int rdma_set_ack_timeout(struct rdma_cm_id *id, u8 timeout) { struct rdma_id_private *id_priv; - if (id->qp_type != IB_QPT_RC) + if (id->qp_type != IB_QPT_RC && id->qp_type != IB_QPT_XRC_INI) return -EINVAL; id_priv = container_of(id, struct rdma_id_private, id); diff --git a/drivers/infiniband/core/cma_configfs.c b/drivers/infiniband/core/cma_configfs.c index 9ac16e0db761..de8a2d5d741c 100644 --- a/drivers/infiniband/core/cma_configfs.c +++ b/drivers/infiniband/core/cma_configfs.c @@ -30,7 +30,6 @@ * SOFTWARE. */ -#include <linux/module.h> #include <linux/configfs.h> #include <rdma/ib_verbs.h> #include <rdma/rdma_cm.h> diff --git a/drivers/infiniband/core/cq.c b/drivers/infiniband/core/cq.c index 433b426729d4..a70876a0a231 100644 --- a/drivers/infiniband/core/cq.c +++ b/drivers/infiniband/core/cq.c @@ -2,7 +2,6 @@ /* * Copyright (c) 2015 HGST, a Western Digital Company. */ -#include <linux/module.h> #include <linux/err.h> #include <linux/slab.h> #include <rdma/ib_verbs.h> diff --git a/drivers/infiniband/core/iwpm_util.h b/drivers/infiniband/core/iwpm_util.h index 3a42ad43056e..d6fc8402158a 100644 --- a/drivers/infiniband/core/iwpm_util.h +++ b/drivers/infiniband/core/iwpm_util.h @@ -33,7 +33,6 @@ #ifndef _IWPM_UTIL_H #define _IWPM_UTIL_H -#include <linux/module.h> #include <linux/io.h> #include <linux/in.h> #include <linux/in6.h> diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c index f5aacaf7fb8e..ca24ce34da76 100644 --- a/drivers/infiniband/core/nldev.c +++ b/drivers/infiniband/core/nldev.c @@ -1951,9 +1951,10 @@ static int nldev_stat_set_counter_dynamic_doit(struct nlattr *tb[], u32 port) { struct rdma_hw_stats *stats; - int rem, i, index, ret = 0; struct nlattr *entry_attr; unsigned long *target; + int rem, i, ret = 0; + u32 index; stats = ib_get_hw_stats_port(device, port); if (!stats) diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index 74ecd7456a11..8dc7d1f4b35d 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -32,7 +32,6 @@ * SOFTWARE. */ -#include <linux/module.h> #include <linux/init.h> #include <linux/err.h> #include <linux/random.h> diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index c18634bec212..a9819c40a140 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -268,9 +268,6 @@ struct ib_pd *__ib_alloc_pd(struct ib_device *device, unsigned int flags, return ERR_PTR(-ENOMEM); pd->device = device; - pd->uobject = NULL; - pd->__internal_mr = NULL; - atomic_set(&pd->usecnt, 0); pd->flags = flags; rdma_restrack_new(&pd->res, RDMA_RESTRACK_PD); @@ -341,11 +338,6 @@ int ib_dealloc_pd_user(struct ib_pd *pd, struct ib_udata *udata) pd->__internal_mr = NULL; } - /* uverbs manipulates usecnt with proper locking, while the kabi - * requires the caller to guarantee we can't race here. - */ - WARN_ON(atomic_read(&pd->usecnt)); - ret = pd->device->ops.dealloc_pd(pd, udata); if (ret) return ret; @@ -2153,6 +2145,7 @@ struct ib_mr *ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, return mr; mr->device = pd->device; + mr->type = IB_MR_TYPE_USER; mr->pd = pd; mr->dm = NULL; atomic_inc(&pd->usecnt); diff --git a/drivers/infiniband/hw/hfi1/affinity.c b/drivers/infiniband/hw/hfi1/affinity.c index 98c813ba4304..877f8e84a672 100644 --- a/drivers/infiniband/hw/hfi1/affinity.c +++ b/drivers/infiniband/hw/hfi1/affinity.c @@ -5,7 +5,6 @@ #include <linux/topology.h> #include <linux/cpumask.h> -#include <linux/module.h> #include <linux/interrupt.h> #include <linux/numa.h> @@ -667,7 +666,7 @@ int hfi1_dev_affinity_init(struct hfi1_devdata *dd) * engines, use the same CPU cores as general/control * context. */ - if (cpumask_weight(&entry->def_intr.mask) == 0) + if (cpumask_empty(&entry->def_intr.mask)) cpumask_copy(&entry->def_intr.mask, &entry->general_intr_mask); } @@ -687,7 +686,7 @@ int hfi1_dev_affinity_init(struct hfi1_devdata *dd) * vectors, use the same CPU core as the general/control * context. */ - if (cpumask_weight(&entry->comp_vect_mask) == 0) + if (cpumask_empty(&entry->comp_vect_mask)) cpumask_copy(&entry->comp_vect_mask, &entry->general_intr_mask); } diff --git a/drivers/infiniband/hw/hfi1/debugfs.c b/drivers/infiniband/hw/hfi1/debugfs.c index 22a3cdb940be..80ba1e53c068 100644 --- a/drivers/infiniband/hw/hfi1/debugfs.c +++ b/drivers/infiniband/hw/hfi1/debugfs.c @@ -7,7 +7,6 @@ #include <linux/seq_file.h> #include <linux/kernel.h> #include <linux/export.h> -#include <linux/module.h> #include <linux/string.h> #include <linux/types.h> #include <linux/ratelimit.h> diff --git a/drivers/infiniband/hw/hfi1/device.c b/drivers/infiniband/hw/hfi1/device.c index 68a184c39941..8ceff7141baf 100644 --- a/drivers/infiniband/hw/hfi1/device.c +++ b/drivers/infiniband/hw/hfi1/device.c @@ -4,7 +4,6 @@ */ #include <linux/cdev.h> -#include <linux/module.h> #include <linux/device.h> #include <linux/fs.h> diff --git a/drivers/infiniband/hw/hfi1/fault.c b/drivers/infiniband/hw/hfi1/fault.c index e2e4f9f6fae2..3af77a0840ab 100644 --- a/drivers/infiniband/hw/hfi1/fault.c +++ b/drivers/infiniband/hw/hfi1/fault.c @@ -6,7 +6,6 @@ #include <linux/debugfs.h> #include <linux/seq_file.h> #include <linux/kernel.h> -#include <linux/module.h> #include <linux/types.h> #include <linux/bitmap.h> diff --git a/drivers/infiniband/hw/hfi1/firmware.c b/drivers/infiniband/hw/hfi1/firmware.c index 31e63e245ea9..aa15a5cc7cf3 100644 --- a/drivers/infiniband/hw/hfi1/firmware.c +++ b/drivers/infiniband/hw/hfi1/firmware.c @@ -5,7 +5,6 @@ #include <linux/firmware.h> #include <linux/mutex.h> -#include <linux/module.h> #include <linux/delay.h> #include <linux/crc32.h> diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c index dc9211f3a009..99d0743133ca 100644 --- a/drivers/infiniband/hw/hfi1/verbs.c +++ b/drivers/infiniband/hw/hfi1/verbs.c @@ -1397,8 +1397,7 @@ static int query_port(struct rvt_dev_info *rdi, u32 port_num, 4096 : hfi1_max_mtu), IB_MTU_4096); props->active_mtu = !valid_ib_mtu(ppd->ibmtu) ? props->max_mtu : mtu_to_enum(ppd->ibmtu, IB_MTU_4096); - props->phys_mtu = HFI1_CAP_IS_KSET(AIP) ? hfi1_max_mtu : - ib_mtu_enum_to_int(props->max_mtu); + props->phys_mtu = hfi1_max_mtu; return 0; } diff --git a/drivers/infiniband/hw/hns/hns_roce_cmd.c b/drivers/infiniband/hw/hns/hns_roce_cmd.c index 4b693d542ace..864413607571 100644 --- a/drivers/infiniband/hw/hns/hns_roce_cmd.c +++ b/drivers/infiniband/hw/hns/hns_roce_cmd.c @@ -38,45 +38,36 @@ #define CMD_POLL_TOKEN 0xffff #define CMD_MAX_NUM 32 -static int hns_roce_cmd_mbox_post_hw(struct hns_roce_dev *hr_dev, u64 in_param, - u64 out_param, u32 in_modifier, - u8 op_modifier, u16 op, u16 token, - int event) +static int hns_roce_cmd_mbox_post_hw(struct hns_roce_dev *hr_dev, + struct hns_roce_mbox_msg *mbox_msg) { - return hr_dev->hw->post_mbox(hr_dev, in_param, out_param, in_modifier, - op_modifier, op, token, event); + return hr_dev->hw->post_mbox(hr_dev, mbox_msg); } /* this should be called with "poll_sem" */ -static int __hns_roce_cmd_mbox_poll(struct hns_roce_dev *hr_dev, u64 in_param, - u64 out_param, unsigned long in_modifier, - u8 op_modifier, u16 op, - unsigned int timeout) +static int __hns_roce_cmd_mbox_poll(struct hns_roce_dev *hr_dev, + struct hns_roce_mbox_msg *mbox_msg) { int ret; - ret = hns_roce_cmd_mbox_post_hw(hr_dev, in_param, out_param, - in_modifier, op_modifier, op, - CMD_POLL_TOKEN, 0); + ret = hns_roce_cmd_mbox_post_hw(hr_dev, mbox_msg); if (ret) { dev_err_ratelimited(hr_dev->dev, "failed to post mailbox 0x%x in poll mode, ret = %d.\n", - op, ret); + mbox_msg->cmd, ret); return ret; } - return hr_dev->hw->poll_mbox_done(hr_dev, timeout); + return hr_dev->hw->poll_mbox_done(hr_dev); } -static int hns_roce_cmd_mbox_poll(struct hns_roce_dev *hr_dev, u64 in_param, - u64 out_param, unsigned long in_modifier, - u8 op_modifier, u16 op, unsigned int timeout) +static int hns_roce_cmd_mbox_poll(struct hns_roce_dev *hr_dev, + struct hns_roce_mbox_msg *mbox_msg) { int ret; down(&hr_dev->cmd.poll_sem); - ret = __hns_roce_cmd_mbox_poll(hr_dev, in_param, out_param, in_modifier, - op_modifier, op, timeout); + ret = __hns_roce_cmd_mbox_poll(hr_dev, mbox_msg); up(&hr_dev->cmd.poll_sem); return ret; @@ -100,10 +91,8 @@ void hns_roce_cmd_event(struct hns_roce_dev *hr_dev, u16 token, u8 status, complete(&context->done); } -static int __hns_roce_cmd_mbox_wait(struct hns_roce_dev *hr_dev, u64 in_param, - u64 out_param, unsigned long in_modifier, - u8 op_modifier, u16 op, - unsigned int timeout) +static int __hns_roce_cmd_mbox_wait(struct hns_roce_dev *hr_dev, + struct hns_roce_mbox_msg *mbox_msg) { struct hns_roce_cmdq *cmd = &hr_dev->cmd; struct hns_roce_cmd_context *context; @@ -124,20 +113,19 @@ static int __hns_roce_cmd_mbox_wait(struct hns_roce_dev *hr_dev, u64 in_param, reinit_completion(&context->done); - ret = hns_roce_cmd_mbox_post_hw(hr_dev, in_param, out_param, - in_modifier, op_modifier, op, - context->token, 1); + mbox_msg->token = context->token; + ret = hns_roce_cmd_mbox_post_hw(hr_dev, mbox_msg); if (ret) { dev_err_ratelimited(dev, "failed to post mailbox 0x%x in event mode, ret = %d.\n", - op, ret); + mbox_msg->cmd, ret); goto out; } if (!wait_for_completion_timeout(&context->done, - msecs_to_jiffies(timeout))) { + msecs_to_jiffies(HNS_ROCE_CMD_TIMEOUT_MSECS))) { dev_err_ratelimited(dev, "[cmd] token 0x%x mailbox 0x%x timeout.\n", - context->token, op); + context->token, mbox_msg->cmd); ret = -EBUSY; goto out; } @@ -145,45 +133,50 @@ static int __hns_roce_cmd_mbox_wait(struct hns_roce_dev *hr_dev, u64 in_param, ret = context->result; if (ret) dev_err_ratelimited(dev, "[cmd] token 0x%x mailbox 0x%x error %d.\n", - context->token, op, ret); + context->token, mbox_msg->cmd, ret); out: context->busy = 0; return ret; } -static int hns_roce_cmd_mbox_wait(struct hns_roce_dev *hr_dev, u64 in_param, - u64 out_param, unsigned long in_modifier, - u8 op_modifier, u16 op, unsigned int timeout) +static int hns_roce_cmd_mbox_wait(struct hns_roce_dev *hr_dev, + struct hns_roce_mbox_msg *mbox_msg) { int ret; down(&hr_dev->cmd.event_sem); - ret = __hns_roce_cmd_mbox_wait(hr_dev, in_param, out_param, in_modifier, - op_modifier, op, timeout); + ret = __hns_roce_cmd_mbox_wait(hr_dev, mbox_msg); up(&hr_dev->cmd.event_sem); return ret; } int hns_roce_cmd_mbox(struct hns_roce_dev *hr_dev, u64 in_param, u64 out_param, - unsigned long in_modifier, u8 op_modifier, u16 op, - unsigned int timeout) + u8 cmd, unsigned long tag) { + struct hns_roce_mbox_msg mbox_msg = {}; bool is_busy; if (hr_dev->hw->chk_mbox_avail) if (!hr_dev->hw->chk_mbox_avail(hr_dev, &is_busy)) return is_busy ? -EBUSY : 0; - if (hr_dev->cmd.use_events) - return hns_roce_cmd_mbox_wait(hr_dev, in_param, out_param, - in_modifier, op_modifier, op, - timeout); - else - return hns_roce_cmd_mbox_poll(hr_dev, in_param, out_param, - in_modifier, op_modifier, op, - timeout); + mbox_msg.in_param = in_param; + mbox_msg.out_param = out_param; + mbox_msg.cmd = cmd; + mbox_msg.tag = tag; + + if (hr_dev->cmd.use_events) { + mbox_msg.event_en = 1; + + return hns_roce_cmd_mbox_wait(hr_dev, &mbox_msg); + } else { + mbox_msg.event_en = 0; + mbox_msg.token = CMD_POLL_TOKEN; + + return hns_roce_cmd_mbox_poll(hr_dev, &mbox_msg); + } } int hns_roce_cmd_init(struct hns_roce_dev *hr_dev) @@ -269,3 +262,15 @@ void hns_roce_free_cmd_mailbox(struct hns_roce_dev *hr_dev, dma_pool_free(hr_dev->cmd.pool, mailbox->buf, mailbox->dma); kfree(mailbox); } + +int hns_roce_create_hw_ctx(struct hns_roce_dev *dev, + struct hns_roce_cmd_mailbox *mailbox, + u8 cmd, unsigned long idx) +{ + return hns_roce_cmd_mbox(dev, mailbox->dma, 0, cmd, idx); +} + +int hns_roce_destroy_hw_ctx(struct hns_roce_dev *dev, u8 cmd, unsigned long idx) +{ + return hns_roce_cmd_mbox(dev, 0, 0, cmd, idx); +} diff --git a/drivers/infiniband/hw/hns/hns_roce_cmd.h b/drivers/infiniband/hw/hns/hns_roce_cmd.h index 8025e7f657fa..052a3d60905a 100644 --- a/drivers/infiniband/hw/hns/hns_roce_cmd.h +++ b/drivers/infiniband/hw/hns/hns_roce_cmd.h @@ -140,12 +140,16 @@ enum { }; int hns_roce_cmd_mbox(struct hns_roce_dev *hr_dev, u64 in_param, u64 out_param, - unsigned long in_modifier, u8 op_modifier, u16 op, - unsigned int timeout); + u8 cmd, unsigned long tag); struct hns_roce_cmd_mailbox * hns_roce_alloc_cmd_mailbox(struct hns_roce_dev *hr_dev); void hns_roce_free_cmd_mailbox(struct hns_roce_dev *hr_dev, struct hns_roce_cmd_mailbox *mailbox); +int hns_roce_create_hw_ctx(struct hns_roce_dev *dev, + struct hns_roce_cmd_mailbox *mailbox, + u8 cmd, unsigned long idx); +int hns_roce_destroy_hw_ctx(struct hns_roce_dev *dev, u8 cmd, + unsigned long idx); #endif /* _HNS_ROCE_CMD_H */ diff --git a/drivers/infiniband/hw/hns/hns_roce_cq.c b/drivers/infiniband/hw/hns/hns_roce_cq.c index 55057dcbb2dc..8acd599ffac1 100644 --- a/drivers/infiniband/hw/hns/hns_roce_cq.c +++ b/drivers/infiniband/hw/hns/hns_roce_cq.c @@ -100,12 +100,39 @@ static void free_cqn(struct hns_roce_dev *hr_dev, unsigned long cqn) mutex_unlock(&cq_table->bank_mutex); } +static int hns_roce_create_cqc(struct hns_roce_dev *hr_dev, + struct hns_roce_cq *hr_cq, + u64 *mtts, dma_addr_t dma_handle) +{ + struct ib_device *ibdev = &hr_dev->ib_dev; + struct hns_roce_cmd_mailbox *mailbox; + int ret; + + mailbox = hns_roce_alloc_cmd_mailbox(hr_dev); + if (IS_ERR(mailbox)) { + ibdev_err(ibdev, "failed to alloc mailbox for CQC.\n"); + return PTR_ERR(mailbox); + } + + hr_dev->hw->write_cqc(hr_dev, hr_cq, mailbox->buf, mtts, dma_handle); + + ret = hns_roce_create_hw_ctx(hr_dev, mailbox, HNS_ROCE_CMD_CREATE_CQC, + hr_cq->cqn); + if (ret) + ibdev_err(ibdev, + "failed to send create cmd for CQ(0x%lx), ret = %d.\n", + hr_cq->cqn, ret); + + hns_roce_free_cmd_mailbox(hr_dev, mailbox); + + return ret; +} + static int alloc_cqc(struct hns_roce_dev *hr_dev, struct hns_roce_cq *hr_cq) { struct hns_roce_cq_table *cq_table = &hr_dev->cq_table; struct ib_device *ibdev = &hr_dev->ib_dev; - struct hns_roce_cmd_mailbox *mailbox; - u64 mtts[MTT_MIN_COUNT] = { 0 }; + u64 mtts[MTT_MIN_COUNT] = {}; dma_addr_t dma_handle; int ret; @@ -121,7 +148,7 @@ static int alloc_cqc(struct hns_roce_dev *hr_dev, struct hns_roce_cq *hr_cq) if (ret) { ibdev_err(ibdev, "failed to get CQ(0x%lx) context, ret = %d.\n", hr_cq->cqn, ret); - goto err_out; + return ret; } ret = xa_err(xa_store(&cq_table->array, hr_cq->cqn, hr_cq, GFP_KERNEL)); @@ -130,41 +157,17 @@ static int alloc_cqc(struct hns_roce_dev *hr_dev, struct hns_roce_cq *hr_cq) goto err_put; } - /* Allocate mailbox memory */ - mailbox = hns_roce_alloc_cmd_mailbox(hr_dev); - if (IS_ERR(mailbox)) { - ret = PTR_ERR(mailbox); - goto err_xa; - } - - hr_dev->hw->write_cqc(hr_dev, hr_cq, mailbox->buf, mtts, dma_handle); - - /* Send mailbox to hw */ - ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, hr_cq->cqn, 0, - HNS_ROCE_CMD_CREATE_CQC, HNS_ROCE_CMD_TIMEOUT_MSECS); - hns_roce_free_cmd_mailbox(hr_dev, mailbox); - if (ret) { - ibdev_err(ibdev, - "failed to send create cmd for CQ(0x%lx), ret = %d.\n", - hr_cq->cqn, ret); + ret = hns_roce_create_cqc(hr_dev, hr_cq, mtts, dma_handle); + if (ret) goto err_xa; - } - - hr_cq->cons_index = 0; - hr_cq->arm_sn = 1; - - refcount_set(&hr_cq->refcount, 1); - init_completion(&hr_cq->free); return 0; err_xa: xa_erase(&cq_table->array, hr_cq->cqn); - err_put: hns_roce_table_put(hr_dev, &cq_table->table, hr_cq->cqn); -err_out: return ret; } @@ -174,9 +177,8 @@ static void free_cqc(struct hns_roce_dev *hr_dev, struct hns_roce_cq *hr_cq) struct device *dev = hr_dev->dev; int ret; - ret = hns_roce_cmd_mbox(hr_dev, 0, 0, hr_cq->cqn, 1, - HNS_ROCE_CMD_DESTROY_CQC, - HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_destroy_hw_ctx(hr_dev, HNS_ROCE_CMD_DESTROY_CQC, + hr_cq->cqn); if (ret) dev_err(dev, "DESTROY_CQ failed (%d) for CQN %06lx\n", ret, hr_cq->cqn); @@ -413,6 +415,11 @@ int hns_roce_create_cq(struct ib_cq *ib_cq, const struct ib_cq_init_attr *attr, goto err_cqc; } + hr_cq->cons_index = 0; + hr_cq->arm_sn = 1; + refcount_set(&hr_cq->refcount, 1); + init_completion(&hr_cq->free); + return 0; err_cqc: diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h index 1e0bae136997..3083d6db1d68 100644 --- a/drivers/infiniband/hw/hns/hns_roce_device.h +++ b/drivers/infiniband/hw/hns/hns_roce_device.h @@ -561,6 +561,15 @@ struct hns_roce_cmd_mailbox { dma_addr_t dma; }; +struct hns_roce_mbox_msg { + u64 in_param; + u64 out_param; + u8 cmd; + u32 tag; + u16 token; + u8 event_en; +}; + struct hns_roce_dev; struct hns_roce_rinl_sge { @@ -624,6 +633,7 @@ struct hns_roce_qp { u32 next_sge; enum ib_mtu path_mtu; u32 max_inline_data; + u8 free_mr_en; /* 0: flush needed, 1: unneeded */ unsigned long flush_flag; @@ -851,11 +861,9 @@ struct hns_roce_hw { int (*hw_profile)(struct hns_roce_dev *hr_dev); int (*hw_init)(struct hns_roce_dev *hr_dev); void (*hw_exit)(struct hns_roce_dev *hr_dev); - int (*post_mbox)(struct hns_roce_dev *hr_dev, u64 in_param, - u64 out_param, u32 in_modifier, u8 op_modifier, u16 op, - u16 token, int event); - int (*poll_mbox_done)(struct hns_roce_dev *hr_dev, - unsigned int timeout); + int (*post_mbox)(struct hns_roce_dev *hr_dev, + struct hns_roce_mbox_msg *mbox_msg); + int (*poll_mbox_done)(struct hns_roce_dev *hr_dev); bool (*chk_mbox_avail)(struct hns_roce_dev *hr_dev, bool *is_busy); int (*set_gid)(struct hns_roce_dev *hr_dev, int gid_index, const union ib_gid *gid, const struct ib_gid_attr *attr); @@ -873,15 +881,16 @@ struct hns_roce_hw { struct hns_roce_cq *hr_cq, void *mb_buf, u64 *mtts, dma_addr_t dma_handle); int (*set_hem)(struct hns_roce_dev *hr_dev, - struct hns_roce_hem_table *table, int obj, int step_idx); + struct hns_roce_hem_table *table, int obj, u32 step_idx); int (*clear_hem)(struct hns_roce_dev *hr_dev, struct hns_roce_hem_table *table, int obj, - int step_idx); + u32 step_idx); int (*modify_qp)(struct ib_qp *ibqp, const struct ib_qp_attr *attr, int attr_mask, enum ib_qp_state cur_state, enum ib_qp_state new_state); int (*qp_flow_control_init)(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp); + void (*dereg_mr)(struct hns_roce_dev *hr_dev); int (*init_eq)(struct hns_roce_dev *hr_dev); void (*cleanup_eq)(struct hns_roce_dev *hr_dev); int (*write_srqc)(struct hns_roce_srq *srq, void *mb_buf); @@ -1145,9 +1154,6 @@ struct ib_mr *hns_roce_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type, int hns_roce_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents, unsigned int *sg_offset); int hns_roce_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata); -int hns_roce_hw_destroy_mpt(struct hns_roce_dev *hr_dev, - struct hns_roce_cmd_mailbox *mailbox, - unsigned long mpt_index); unsigned long key_to_hw_index(u32 key); int hns_roce_alloc_mw(struct ib_mw *mw, struct ib_udata *udata); diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.c b/drivers/infiniband/hw/hns/hns_roce_hem.c index 8917365cc6b8..ce1a0d2792a3 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hem.c +++ b/drivers/infiniband/hw/hns/hns_roce_hem.c @@ -488,7 +488,7 @@ static int set_mhop_hem(struct hns_roce_dev *hr_dev, struct hns_roce_hem_index *index) { struct ib_device *ibdev = &hr_dev->ib_dev; - int step_idx; + u32 step_idx; int ret = 0; if (index->inited & HEM_INDEX_L0) { @@ -618,7 +618,7 @@ static void clear_mhop_hem(struct hns_roce_dev *hr_dev, struct ib_device *ibdev = &hr_dev->ib_dev; u32 hop_num = mhop->hop_num; u32 chunk_ba_num; - int step_idx; + u32 step_idx; index->inited = HEM_INDEX_BUF; chunk_ba_num = mhop->bt_chunk_size / BA_BYTE_LEN; diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index b33e948fd060..2b0cef17ad45 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -1344,17 +1344,17 @@ static int hns_roce_cmq_send(struct hns_roce_dev *hr_dev, return ret; } -static int config_hem_ba_to_hw(struct hns_roce_dev *hr_dev, unsigned long obj, - dma_addr_t base_addr, u16 op) +static int config_hem_ba_to_hw(struct hns_roce_dev *hr_dev, + dma_addr_t base_addr, u8 cmd, unsigned long tag) { - struct hns_roce_cmd_mailbox *mbox = hns_roce_alloc_cmd_mailbox(hr_dev); + struct hns_roce_cmd_mailbox *mbox; int ret; + mbox = hns_roce_alloc_cmd_mailbox(hr_dev); if (IS_ERR(mbox)) return PTR_ERR(mbox); - ret = hns_roce_cmd_mbox(hr_dev, base_addr, mbox->dma, obj, 0, op, - HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_cmd_mbox(hr_dev, base_addr, mbox->dma, cmd, tag); hns_roce_free_cmd_mailbox(hr_dev, mbox); return ret; } @@ -2664,6 +2664,194 @@ static void free_dip_list(struct hns_roce_dev *hr_dev) spin_unlock_irqrestore(&hr_dev->dip_list_lock, flags); } +static void free_mr_exit(struct hns_roce_dev *hr_dev) +{ + struct hns_roce_v2_priv *priv = hr_dev->priv; + struct hns_roce_v2_free_mr *free_mr = &priv->free_mr; + int ret; + int i; + + for (i = 0; i < ARRAY_SIZE(free_mr->rsv_qp); i++) { + if (free_mr->rsv_qp[i]) { + ret = ib_destroy_qp(free_mr->rsv_qp[i]); + if (ret) + ibdev_err(&hr_dev->ib_dev, + "failed to destroy qp in free mr.\n"); + + free_mr->rsv_qp[i] = NULL; + } + } + + if (free_mr->rsv_cq) { + ib_destroy_cq(free_mr->rsv_cq); + free_mr->rsv_cq = NULL; + } + + if (free_mr->rsv_pd) { + ib_dealloc_pd(free_mr->rsv_pd); + free_mr->rsv_pd = NULL; + } +} + +static int free_mr_alloc_res(struct hns_roce_dev *hr_dev) +{ + struct hns_roce_v2_priv *priv = hr_dev->priv; + struct hns_roce_v2_free_mr *free_mr = &priv->free_mr; + struct ib_device *ibdev = &hr_dev->ib_dev; + struct ib_cq_init_attr cq_init_attr = {}; + struct ib_qp_init_attr qp_init_attr = {}; + struct ib_pd *pd; + struct ib_cq *cq; + struct ib_qp *qp; + int ret; + int i; + + pd = ib_alloc_pd(ibdev, 0); + if (IS_ERR(pd)) { + ibdev_err(ibdev, "failed to create pd for free mr.\n"); + return PTR_ERR(pd); + } + free_mr->rsv_pd = pd; + + cq_init_attr.cqe = HNS_ROCE_FREE_MR_USED_CQE_NUM; + cq = ib_create_cq(ibdev, NULL, NULL, NULL, &cq_init_attr); + if (IS_ERR(cq)) { + ibdev_err(ibdev, "failed to create cq for free mr.\n"); + ret = PTR_ERR(cq); + goto create_failed; + } + free_mr->rsv_cq = cq; + + qp_init_attr.qp_type = IB_QPT_RC; + qp_init_attr.sq_sig_type = IB_SIGNAL_ALL_WR; + qp_init_attr.send_cq = free_mr->rsv_cq; + qp_init_attr.recv_cq = free_mr->rsv_cq; + for (i = 0; i < ARRAY_SIZE(free_mr->rsv_qp); i++) { + qp_init_attr.cap.max_send_wr = HNS_ROCE_FREE_MR_USED_SQWQE_NUM; + qp_init_attr.cap.max_send_sge = HNS_ROCE_FREE_MR_USED_SQSGE_NUM; + qp_init_attr.cap.max_recv_wr = HNS_ROCE_FREE_MR_USED_RQWQE_NUM; + qp_init_attr.cap.max_recv_sge = HNS_ROCE_FREE_MR_USED_RQSGE_NUM; + + qp = ib_create_qp(free_mr->rsv_pd, &qp_init_attr); + if (IS_ERR(qp)) { + ibdev_err(ibdev, "failed to create qp for free mr.\n"); + ret = PTR_ERR(qp); + goto create_failed; + } + + free_mr->rsv_qp[i] = qp; + } + + return 0; + +create_failed: + free_mr_exit(hr_dev); + + return ret; +} + +static int free_mr_modify_rsv_qp(struct hns_roce_dev *hr_dev, + struct ib_qp_attr *attr, int sl_num) +{ + struct hns_roce_v2_priv *priv = hr_dev->priv; + struct hns_roce_v2_free_mr *free_mr = &priv->free_mr; + struct ib_device *ibdev = &hr_dev->ib_dev; + struct hns_roce_qp *hr_qp; + int loopback; + int mask; + int ret; + + hr_qp = to_hr_qp(free_mr->rsv_qp[sl_num]); + hr_qp->free_mr_en = 1; + + mask = IB_QP_STATE | IB_QP_PKEY_INDEX | IB_QP_PORT | IB_QP_ACCESS_FLAGS; + attr->qp_state = IB_QPS_INIT; + attr->port_num = 1; + attr->qp_access_flags = IB_ACCESS_REMOTE_WRITE; + ret = ib_modify_qp(&hr_qp->ibqp, attr, mask); + if (ret) { + ibdev_err(ibdev, "failed to modify qp to init, ret = %d.\n", + ret); + return ret; + } + + loopback = hr_dev->loop_idc; + /* Set qpc lbi = 1 incidate loopback IO */ + hr_dev->loop_idc = 1; + + mask = IB_QP_STATE | IB_QP_AV | IB_QP_PATH_MTU | IB_QP_DEST_QPN | + IB_QP_RQ_PSN | IB_QP_MAX_DEST_RD_ATOMIC | IB_QP_MIN_RNR_TIMER; + attr->qp_state = IB_QPS_RTR; + attr->ah_attr.type = RDMA_AH_ATTR_TYPE_ROCE; + attr->path_mtu = IB_MTU_256; + attr->dest_qp_num = hr_qp->qpn; + attr->rq_psn = HNS_ROCE_FREE_MR_USED_PSN; + + rdma_ah_set_sl(&attr->ah_attr, (u8)sl_num); + + ret = ib_modify_qp(&hr_qp->ibqp, attr, mask); + hr_dev->loop_idc = loopback; + if (ret) { + ibdev_err(ibdev, "failed to modify qp to rtr, ret = %d.\n", + ret); + return ret; + } + + mask = IB_QP_STATE | IB_QP_SQ_PSN | IB_QP_RETRY_CNT | IB_QP_TIMEOUT | + IB_QP_RNR_RETRY | IB_QP_MAX_QP_RD_ATOMIC; + attr->qp_state = IB_QPS_RTS; + attr->sq_psn = HNS_ROCE_FREE_MR_USED_PSN; + attr->retry_cnt = HNS_ROCE_FREE_MR_USED_QP_RETRY_CNT; + attr->timeout = HNS_ROCE_FREE_MR_USED_QP_TIMEOUT; + ret = ib_modify_qp(&hr_qp->ibqp, attr, mask); + if (ret) + ibdev_err(ibdev, "failed to modify qp to rts, ret = %d.\n", + ret); + + return ret; +} + +static int free_mr_modify_qp(struct hns_roce_dev *hr_dev) +{ + struct hns_roce_v2_priv *priv = hr_dev->priv; + struct hns_roce_v2_free_mr *free_mr = &priv->free_mr; + struct ib_qp_attr attr = {}; + int ret; + int i; + + rdma_ah_set_grh(&attr.ah_attr, NULL, 0, 0, 1, 0); + rdma_ah_set_static_rate(&attr.ah_attr, 3); + rdma_ah_set_port_num(&attr.ah_attr, 1); + + for (i = 0; i < ARRAY_SIZE(free_mr->rsv_qp); i++) { + ret = free_mr_modify_rsv_qp(hr_dev, &attr, i); + if (ret) + return ret; + } + + return 0; +} + +static int free_mr_init(struct hns_roce_dev *hr_dev) +{ + int ret; + + ret = free_mr_alloc_res(hr_dev); + if (ret) + return ret; + + ret = free_mr_modify_qp(hr_dev); + if (ret) + goto err_modify_qp; + + return 0; + +err_modify_qp: + free_mr_exit(hr_dev); + + return ret; +} + static int get_hem_table(struct hns_roce_dev *hr_dev) { unsigned int qpc_count; @@ -2780,21 +2968,21 @@ static void hns_roce_v2_exit(struct hns_roce_dev *hr_dev) free_dip_list(hr_dev); } -static int hns_roce_mbox_post(struct hns_roce_dev *hr_dev, u64 in_param, - u64 out_param, u32 in_modifier, u8 op_modifier, - u16 op, u16 token, int event) +static int hns_roce_mbox_post(struct hns_roce_dev *hr_dev, + struct hns_roce_mbox_msg *mbox_msg) { struct hns_roce_cmq_desc desc; struct hns_roce_post_mbox *mb = (struct hns_roce_post_mbox *)desc.data; hns_roce_cmq_setup_basic_desc(&desc, HNS_ROCE_OPC_POST_MB, false); - mb->in_param_l = cpu_to_le32(in_param); - mb->in_param_h = cpu_to_le32(in_param >> 32); - mb->out_param_l = cpu_to_le32(out_param); - mb->out_param_h = cpu_to_le32(out_param >> 32); - mb->cmd_tag = cpu_to_le32(in_modifier << 8 | op); - mb->token_event_en = cpu_to_le32(event << 16 | token); + mb->in_param_l = cpu_to_le32(mbox_msg->in_param); + mb->in_param_h = cpu_to_le32(mbox_msg->in_param >> 32); + mb->out_param_l = cpu_to_le32(mbox_msg->out_param); + mb->out_param_h = cpu_to_le32(mbox_msg->out_param >> 32); + mb->cmd_tag = cpu_to_le32(mbox_msg->tag << 8 | mbox_msg->cmd); + mb->token_event_en = cpu_to_le32(mbox_msg->event_en << 16 | + mbox_msg->token); return hns_roce_cmq_send(hr_dev, &desc, 1); } @@ -2847,9 +3035,8 @@ static int v2_wait_mbox_complete(struct hns_roce_dev *hr_dev, u32 timeout, return ret; } -static int v2_post_mbox(struct hns_roce_dev *hr_dev, u64 in_param, - u64 out_param, u32 in_modifier, u8 op_modifier, - u16 op, u16 token, int event) +static int v2_post_mbox(struct hns_roce_dev *hr_dev, + struct hns_roce_mbox_msg *mbox_msg) { u8 status = 0; int ret; @@ -2865,8 +3052,7 @@ static int v2_post_mbox(struct hns_roce_dev *hr_dev, u64 in_param, } /* Post new message to mbox */ - ret = hns_roce_mbox_post(hr_dev, in_param, out_param, in_modifier, - op_modifier, op, token, event); + ret = hns_roce_mbox_post(hr_dev, mbox_msg); if (ret) dev_err_ratelimited(hr_dev->dev, "failed to post mailbox, ret = %d.\n", ret); @@ -2874,12 +3060,13 @@ static int v2_post_mbox(struct hns_roce_dev *hr_dev, u64 in_param, return ret; } -static int v2_poll_mbox_done(struct hns_roce_dev *hr_dev, unsigned int timeout) +static int v2_poll_mbox_done(struct hns_roce_dev *hr_dev) { u8 status = 0; int ret; - ret = v2_wait_mbox_complete(hr_dev, timeout, &status); + ret = v2_wait_mbox_complete(hr_dev, HNS_ROCE_CMD_TIMEOUT_MSECS, + &status); if (!ret) { if (status != MB_ST_COMPLETE_SUCC) return -EBUSY; @@ -3245,6 +3432,98 @@ static int hns_roce_v2_mw_write_mtpt(void *mb_buf, struct hns_roce_mw *mw) return 0; } +static int free_mr_post_send_lp_wqe(struct hns_roce_qp *hr_qp) +{ + struct hns_roce_dev *hr_dev = to_hr_dev(hr_qp->ibqp.device); + struct ib_device *ibdev = &hr_dev->ib_dev; + const struct ib_send_wr *bad_wr; + struct ib_rdma_wr rdma_wr = {}; + struct ib_send_wr *send_wr; + int ret; + + send_wr = &rdma_wr.wr; + send_wr->opcode = IB_WR_RDMA_WRITE; + + ret = hns_roce_v2_post_send(&hr_qp->ibqp, send_wr, &bad_wr); + if (ret) { + ibdev_err(ibdev, "failed to post wqe for free mr, ret = %d.\n", + ret); + return ret; + } + + return 0; +} + +static int hns_roce_v2_poll_cq(struct ib_cq *ibcq, int num_entries, + struct ib_wc *wc); + +static void free_mr_send_cmd_to_hw(struct hns_roce_dev *hr_dev) +{ + struct hns_roce_v2_priv *priv = hr_dev->priv; + struct hns_roce_v2_free_mr *free_mr = &priv->free_mr; + struct ib_wc wc[ARRAY_SIZE(free_mr->rsv_qp)]; + struct ib_device *ibdev = &hr_dev->ib_dev; + struct hns_roce_qp *hr_qp; + unsigned long end; + int cqe_cnt = 0; + int npolled; + int ret; + int i; + + /* + * If the device initialization is not complete or in the uninstall + * process, then there is no need to execute free mr. + */ + if (priv->handle->rinfo.reset_state == HNS_ROCE_STATE_RST_INIT || + priv->handle->rinfo.instance_state == HNS_ROCE_STATE_INIT || + hr_dev->state == HNS_ROCE_DEVICE_STATE_UNINIT) + return; + + mutex_lock(&free_mr->mutex); + + for (i = 0; i < ARRAY_SIZE(free_mr->rsv_qp); i++) { + hr_qp = to_hr_qp(free_mr->rsv_qp[i]); + + ret = free_mr_post_send_lp_wqe(hr_qp); + if (ret) { + ibdev_err(ibdev, + "failed to send wqe (qp:0x%lx) for free mr, ret = %d.\n", + hr_qp->qpn, ret); + break; + } + + cqe_cnt++; + } + + end = msecs_to_jiffies(HNS_ROCE_V2_FREE_MR_TIMEOUT) + jiffies; + while (cqe_cnt) { + npolled = hns_roce_v2_poll_cq(free_mr->rsv_cq, cqe_cnt, wc); + if (npolled < 0) { + ibdev_err(ibdev, + "failed to poll cqe for free mr, remain %d cqe.\n", + cqe_cnt); + goto out; + } + + if (time_after(jiffies, end)) { + ibdev_err(ibdev, + "failed to poll cqe for free mr and timeout, remain %d cqe.\n", + cqe_cnt); + goto out; + } + cqe_cnt -= npolled; + } + +out: + mutex_unlock(&free_mr->mutex); +} + +static void hns_roce_v2_dereg_mr(struct hns_roce_dev *hr_dev) +{ + if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP08) + free_mr_send_cmd_to_hw(hr_dev); +} + static void *get_cqe_v2(struct hns_roce_cq *hr_cq, int n) { return hns_roce_buf_offset(hr_cq->mtr.kmem, n * hr_cq->cqe_size); @@ -3818,38 +4097,38 @@ out: } static int get_op_for_set_hem(struct hns_roce_dev *hr_dev, u32 type, - int step_idx, u16 *mbox_op) + u32 step_idx, u8 *mbox_cmd) { - u16 op; + u8 cmd; switch (type) { case HEM_TYPE_QPC: - op = HNS_ROCE_CMD_WRITE_QPC_BT0; + cmd = HNS_ROCE_CMD_WRITE_QPC_BT0; break; case HEM_TYPE_MTPT: - op = HNS_ROCE_CMD_WRITE_MPT_BT0; + cmd = HNS_ROCE_CMD_WRITE_MPT_BT0; break; case HEM_TYPE_CQC: - op = HNS_ROCE_CMD_WRITE_CQC_BT0; + cmd = HNS_ROCE_CMD_WRITE_CQC_BT0; break; case HEM_TYPE_SRQC: - op = HNS_ROCE_CMD_WRITE_SRQC_BT0; + cmd = HNS_ROCE_CMD_WRITE_SRQC_BT0; break; case HEM_TYPE_SCCC: - op = HNS_ROCE_CMD_WRITE_SCCC_BT0; + cmd = HNS_ROCE_CMD_WRITE_SCCC_BT0; break; case HEM_TYPE_QPC_TIMER: - op = HNS_ROCE_CMD_WRITE_QPC_TIMER_BT0; + cmd = HNS_ROCE_CMD_WRITE_QPC_TIMER_BT0; break; case HEM_TYPE_CQC_TIMER: - op = HNS_ROCE_CMD_WRITE_CQC_TIMER_BT0; + cmd = HNS_ROCE_CMD_WRITE_CQC_TIMER_BT0; break; default: dev_warn(hr_dev->dev, "failed to check hem type %u.\n", type); return -EINVAL; } - *mbox_op = op + step_idx; + *mbox_cmd = cmd + step_idx; return 0; } @@ -3872,10 +4151,10 @@ static int config_gmv_ba_to_hw(struct hns_roce_dev *hr_dev, unsigned long obj, } static int set_hem_to_hw(struct hns_roce_dev *hr_dev, int obj, - dma_addr_t base_addr, u32 hem_type, int step_idx) + dma_addr_t base_addr, u32 hem_type, u32 step_idx) { int ret; - u16 op; + u8 cmd; if (unlikely(hem_type == HEM_TYPE_GMV)) return config_gmv_ba_to_hw(hr_dev, obj, base_addr); @@ -3883,16 +4162,16 @@ static int set_hem_to_hw(struct hns_roce_dev *hr_dev, int obj, if (unlikely(hem_type == HEM_TYPE_SCCC && step_idx)) return 0; - ret = get_op_for_set_hem(hr_dev, hem_type, step_idx, &op); + ret = get_op_for_set_hem(hr_dev, hem_type, step_idx, &cmd); if (ret < 0) return ret; - return config_hem_ba_to_hw(hr_dev, obj, base_addr, op); + return config_hem_ba_to_hw(hr_dev, base_addr, cmd, obj); } static int hns_roce_v2_set_hem(struct hns_roce_dev *hr_dev, struct hns_roce_hem_table *table, int obj, - int step_idx) + u32 step_idx) { struct hns_roce_hem_iter iter; struct hns_roce_hem_mhop mhop; @@ -3950,29 +4229,29 @@ static int hns_roce_v2_set_hem(struct hns_roce_dev *hr_dev, } static int hns_roce_v2_clear_hem(struct hns_roce_dev *hr_dev, - struct hns_roce_hem_table *table, int obj, - int step_idx) + struct hns_roce_hem_table *table, + int tag, u32 step_idx) { - struct device *dev = hr_dev->dev; struct hns_roce_cmd_mailbox *mailbox; + struct device *dev = hr_dev->dev; + u8 cmd = 0xff; int ret; - u16 op = 0xff; if (!hns_roce_check_whether_mhop(hr_dev, table->type)) return 0; switch (table->type) { case HEM_TYPE_QPC: - op = HNS_ROCE_CMD_DESTROY_QPC_BT0; + cmd = HNS_ROCE_CMD_DESTROY_QPC_BT0; break; case HEM_TYPE_MTPT: - op = HNS_ROCE_CMD_DESTROY_MPT_BT0; + cmd = HNS_ROCE_CMD_DESTROY_MPT_BT0; break; case HEM_TYPE_CQC: - op = HNS_ROCE_CMD_DESTROY_CQC_BT0; + cmd = HNS_ROCE_CMD_DESTROY_CQC_BT0; break; case HEM_TYPE_SRQC: - op = HNS_ROCE_CMD_DESTROY_SRQC_BT0; + cmd = HNS_ROCE_CMD_DESTROY_SRQC_BT0; break; case HEM_TYPE_SCCC: case HEM_TYPE_QPC_TIMER: @@ -3985,15 +4264,13 @@ static int hns_roce_v2_clear_hem(struct hns_roce_dev *hr_dev, return 0; } - op += step_idx; + cmd += step_idx; mailbox = hns_roce_alloc_cmd_mailbox(hr_dev); if (IS_ERR(mailbox)) return PTR_ERR(mailbox); - /* configure the tag and op */ - ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, obj, 0, op, - HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, cmd, tag); hns_roce_free_cmd_mailbox(hr_dev, mailbox); return ret; @@ -4017,9 +4294,8 @@ static int hns_roce_v2_qp_modify(struct hns_roce_dev *hr_dev, memcpy(mailbox->buf, context, qpc_size); memcpy(mailbox->buf + qpc_size, qpc_mask, qpc_size); - ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, hr_qp->qpn, 0, - HNS_ROCE_CMD_MODIFY_QPC, - HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, + HNS_ROCE_CMD_MODIFY_QPC, hr_qp->qpn); hns_roce_free_cmd_mailbox(hr_dev, mailbox); @@ -4667,6 +4943,18 @@ static int hns_roce_v2_set_path(struct ib_qp *ibqp, u8 hr_port; int ret; + /* + * If free_mr_en of qp is set, it means that this qp comes from + * free mr. This qp will perform the loopback operation. + * In the loopback scenario, only sl needs to be set. + */ + if (hr_qp->free_mr_en) { + hr_reg_write(context, QPC_SL, rdma_ah_get_sl(&attr->ah_attr)); + hr_reg_clear(qpc_mask, QPC_SL); + hr_qp->sl = rdma_ah_get_sl(&attr->ah_attr); + return 0; + } + ib_port = (attr_mask & IB_QP_PORT) ? attr->port_num : hr_qp->port + 1; hr_port = ib_port - 1; is_roce_protocol = rdma_cap_eth_ah(&hr_dev->ib_dev, ib_port) && @@ -5092,9 +5380,8 @@ static int hns_roce_v2_query_qpc(struct hns_roce_dev *hr_dev, if (IS_ERR(mailbox)) return PTR_ERR(mailbox); - ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, hr_qp->qpn, 0, - HNS_ROCE_CMD_QUERY_QPC, - HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, HNS_ROCE_CMD_QUERY_QPC, + hr_qp->qpn); if (ret) goto out; @@ -5460,9 +5747,8 @@ static int hns_roce_v2_modify_srq(struct ib_srq *ibsrq, hr_reg_write(srq_context, SRQC_LIMIT_WL, srq_attr->srq_limit); hr_reg_clear(srqc_mask, SRQC_LIMIT_WL); - ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, srq->srqn, 0, - HNS_ROCE_CMD_MODIFY_SRQC, - HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, + HNS_ROCE_CMD_MODIFY_SRQC, srq->srqn); hns_roce_free_cmd_mailbox(hr_dev, mailbox); if (ret) { ibdev_err(&hr_dev->ib_dev, @@ -5488,9 +5774,8 @@ static int hns_roce_v2_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr) return PTR_ERR(mailbox); srq_context = mailbox->buf; - ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, srq->srqn, 0, - HNS_ROCE_CMD_QUERY_SRQC, - HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, + HNS_ROCE_CMD_QUERY_SRQC, srq->srqn); if (ret) { ibdev_err(&hr_dev->ib_dev, "failed to process cmd of querying SRQ, ret = %d.\n", @@ -5540,9 +5825,8 @@ static int hns_roce_v2_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period) hr_reg_write(cq_context, CQC_CQ_PERIOD, cq_period); hr_reg_clear(cqc_mask, CQC_CQ_PERIOD); - ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, hr_cq->cqn, 1, - HNS_ROCE_CMD_MODIFY_CQC, - HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, + HNS_ROCE_CMD_MODIFY_CQC, hr_cq->cqn); hns_roce_free_cmd_mailbox(hr_dev, mailbox); if (ret) ibdev_err(&hr_dev->ib_dev, @@ -5869,15 +6153,14 @@ static void hns_roce_v2_destroy_eqc(struct hns_roce_dev *hr_dev, u32 eqn) { struct device *dev = hr_dev->dev; int ret; + u8 cmd; if (eqn < hr_dev->caps.num_comp_vectors) - ret = hns_roce_cmd_mbox(hr_dev, 0, 0, eqn & HNS_ROCE_V2_EQN_M, - 0, HNS_ROCE_CMD_DESTROY_CEQC, - HNS_ROCE_CMD_TIMEOUT_MSECS); + cmd = HNS_ROCE_CMD_DESTROY_CEQC; else - ret = hns_roce_cmd_mbox(hr_dev, 0, 0, eqn & HNS_ROCE_V2_EQN_M, - 0, HNS_ROCE_CMD_DESTROY_AEQC, - HNS_ROCE_CMD_TIMEOUT_MSECS); + cmd = HNS_ROCE_CMD_DESTROY_AEQC; + + ret = hns_roce_destroy_hw_ctx(hr_dev, cmd, eqn & HNS_ROCE_V2_EQN_M); if (ret) dev_err(dev, "[mailbox cmd] destroy eqc(%u) failed.\n", eqn); } @@ -5983,16 +6266,15 @@ static int alloc_eq_buf(struct hns_roce_dev *hr_dev, struct hns_roce_eq *eq) } static int hns_roce_v2_create_eq(struct hns_roce_dev *hr_dev, - struct hns_roce_eq *eq, - unsigned int eq_cmd) + struct hns_roce_eq *eq, u8 eq_cmd) { struct hns_roce_cmd_mailbox *mailbox; int ret; /* Allocate mailbox memory */ mailbox = hns_roce_alloc_cmd_mailbox(hr_dev); - if (IS_ERR_OR_NULL(mailbox)) - return -ENOMEM; + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); ret = alloc_eq_buf(hr_dev, eq); if (ret) @@ -6002,8 +6284,7 @@ static int hns_roce_v2_create_eq(struct hns_roce_dev *hr_dev, if (ret) goto err_cmd_mbox; - ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, eq->eqn, 0, - eq_cmd, HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_create_hw_ctx(hr_dev, mailbox, eq_cmd, eq->eqn); if (ret) { dev_err(hr_dev->dev, "[mailbox cmd] create eqc failed.\n"); goto err_cmd_mbox; @@ -6114,14 +6395,14 @@ static int hns_roce_v2_init_eq_table(struct hns_roce_dev *hr_dev) struct hns_roce_eq_table *eq_table = &hr_dev->eq_table; struct device *dev = hr_dev->dev; struct hns_roce_eq *eq; - unsigned int eq_cmd; - int irq_num; - int eq_num; int other_num; int comp_num; int aeq_num; - int i; + int irq_num; + int eq_num; + u8 eq_cmd; int ret; + int i; other_num = hr_dev->caps.num_other_vectors; comp_num = hr_dev->caps.num_comp_vectors; @@ -6258,6 +6539,7 @@ static const struct hns_roce_hw hns_roce_hw_v2 = { .set_hem = hns_roce_v2_set_hem, .clear_hem = hns_roce_v2_clear_hem, .modify_qp = hns_roce_v2_modify_qp, + .dereg_mr = hns_roce_v2_dereg_mr, .qp_flow_control_init = hns_roce_v2_qp_flow_control_init, .init_eq = hns_roce_v2_init_eq_table, .cleanup_eq = hns_roce_v2_cleanup_eq_table, @@ -6339,14 +6621,25 @@ static int __hns_roce_hw_v2_init_instance(struct hnae3_handle *handle) ret = hns_roce_init(hr_dev); if (ret) { dev_err(hr_dev->dev, "RoCE Engine init failed!\n"); - goto error_failed_get_cfg; + goto error_failed_cfg; + } + + if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP08) { + ret = free_mr_init(hr_dev); + if (ret) { + dev_err(hr_dev->dev, "failed to init free mr!\n"); + goto error_failed_roce_init; + } } handle->priv = hr_dev; return 0; -error_failed_get_cfg: +error_failed_roce_init: + hns_roce_exit(hr_dev); + +error_failed_cfg: kfree(hr_dev->priv); error_failed_kzalloc: @@ -6368,6 +6661,9 @@ static void __hns_roce_hw_v2_uninit_instance(struct hnae3_handle *handle, hr_dev->state = HNS_ROCE_DEVICE_STATE_UNINIT; hns_roce_handle_device_err(hr_dev); + if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP08) + free_mr_exit(hr_dev); + hns_roce_exit(hr_dev); kfree(hr_dev->priv); ib_dealloc_device(&hr_dev->ib_dev); diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h index 12be85f0986e..0d87b627601e 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h @@ -139,6 +139,18 @@ enum { #define CMD_CSQ_DESC_NUM 1024 #define CMD_CRQ_DESC_NUM 1024 +/* Free mr used parameters */ +#define HNS_ROCE_FREE_MR_USED_CQE_NUM 128 +#define HNS_ROCE_FREE_MR_USED_QP_NUM 0x8 +#define HNS_ROCE_FREE_MR_USED_PSN 0x0808 +#define HNS_ROCE_FREE_MR_USED_QP_RETRY_CNT 0x7 +#define HNS_ROCE_FREE_MR_USED_QP_TIMEOUT 0x12 +#define HNS_ROCE_FREE_MR_USED_SQWQE_NUM 128 +#define HNS_ROCE_FREE_MR_USED_SQSGE_NUM 0x2 +#define HNS_ROCE_FREE_MR_USED_RQWQE_NUM 128 +#define HNS_ROCE_FREE_MR_USED_RQSGE_NUM 0x2 +#define HNS_ROCE_V2_FREE_MR_TIMEOUT 4500 + enum { NO_ARMED = 0x0, REG_NXT_CEQE = 0x2, @@ -1418,10 +1430,18 @@ struct hns_roce_link_table { #define HNS_ROCE_EXT_LLM_ENTRY(addr, id) (((id) << (64 - 12)) | ((addr) >> 12)) #define HNS_ROCE_EXT_LLM_MIN_PAGES(que_num) ((que_num) * 4 + 2) +struct hns_roce_v2_free_mr { + struct ib_qp *rsv_qp[HNS_ROCE_FREE_MR_USED_QP_NUM]; + struct ib_cq *rsv_cq; + struct ib_pd *rsv_pd; + struct mutex mutex; +}; + struct hns_roce_v2_priv { struct hnae3_handle *handle; struct hns_roce_v2_cmq cmq; struct hns_roce_link_table ext_llm; + struct hns_roce_v2_free_mr free_mr; }; struct hns_roce_dip { diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2_dfx.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2_dfx.c index 5a97b5a0b7be..f7a75a7cda74 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2_dfx.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2_dfx.c @@ -18,9 +18,8 @@ int hns_roce_v2_query_cqc_info(struct hns_roce_dev *hr_dev, u32 cqn, return PTR_ERR(mailbox); cq_context = mailbox->buf; - ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, cqn, 0, - HNS_ROCE_CMD_QUERY_CQC, - HNS_ROCE_CMD_TIMEOUT_MSECS); + ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, HNS_ROCE_CMD_QUERY_CQC, + cqn); if (ret) { dev_err(hr_dev->dev, "QUERY cqc cmd process error\n"); goto err_mailbox; diff --git a/drivers/infiniband/hw/hns/hns_roce_mr.c b/drivers/infiniband/hw/hns/hns_roce_mr.c index 2ee06b906b60..b389738d157f 100644 --- a/drivers/infiniband/hw/hns/hns_roce_mr.c +++ b/drivers/infiniband/hw/hns/hns_roce_mr.c @@ -47,24 +47,6 @@ unsigned long key_to_hw_index(u32 key) return (key << 24) | (key >> 8); } -static int hns_roce_hw_create_mpt(struct hns_roce_dev *hr_dev, - struct hns_roce_cmd_mailbox *mailbox, - unsigned long mpt_index) -{ - return hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, mpt_index, 0, - HNS_ROCE_CMD_CREATE_MPT, - HNS_ROCE_CMD_TIMEOUT_MSECS); -} - -int hns_roce_hw_destroy_mpt(struct hns_roce_dev *hr_dev, - struct hns_roce_cmd_mailbox *mailbox, - unsigned long mpt_index) -{ - return hns_roce_cmd_mbox(hr_dev, 0, mailbox ? mailbox->dma : 0, - mpt_index, !mailbox, HNS_ROCE_CMD_DESTROY_MPT, - HNS_ROCE_CMD_TIMEOUT_MSECS); -} - static int alloc_mr_key(struct hns_roce_dev *hr_dev, struct hns_roce_mr *mr) { struct hns_roce_ida *mtpt_ida = &hr_dev->mr_table.mtpt_ida; @@ -137,14 +119,13 @@ static void free_mr_pbl(struct hns_roce_dev *hr_dev, struct hns_roce_mr *mr) hns_roce_mtr_destroy(hr_dev, &mr->pbl_mtr); } -static void hns_roce_mr_free(struct hns_roce_dev *hr_dev, - struct hns_roce_mr *mr) +static void hns_roce_mr_free(struct hns_roce_dev *hr_dev, struct hns_roce_mr *mr) { struct ib_device *ibdev = &hr_dev->ib_dev; int ret; if (mr->enabled) { - ret = hns_roce_hw_destroy_mpt(hr_dev, NULL, + ret = hns_roce_destroy_hw_ctx(hr_dev, HNS_ROCE_CMD_DESTROY_MPT, key_to_hw_index(mr->key) & (hr_dev->caps.num_mtpts - 1)); if (ret) @@ -166,10 +147,8 @@ static int hns_roce_mr_enable(struct hns_roce_dev *hr_dev, /* Allocate mailbox memory */ mailbox = hns_roce_alloc_cmd_mailbox(hr_dev); - if (IS_ERR(mailbox)) { - ret = PTR_ERR(mailbox); - return ret; - } + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); if (mr->type != MR_TYPE_FRMR) ret = hr_dev->hw->write_mtpt(hr_dev, mailbox->buf, mr); @@ -180,7 +159,7 @@ static int hns_roce_mr_enable(struct hns_roce_dev *hr_dev, goto err_page; } - ret = hns_roce_hw_create_mpt(hr_dev, mailbox, + ret = hns_roce_create_hw_ctx(hr_dev, mailbox, HNS_ROCE_CMD_CREATE_MPT, mtpt_idx & (hr_dev->caps.num_mtpts - 1)); if (ret) { dev_err(dev, "failed to create mpt, ret = %d.\n", ret); @@ -303,13 +282,14 @@ struct ib_mr *hns_roce_rereg_user_mr(struct ib_mr *ibmr, int flags, u64 start, return ERR_CAST(mailbox); mtpt_idx = key_to_hw_index(mr->key) & (hr_dev->caps.num_mtpts - 1); - ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, mtpt_idx, 0, - HNS_ROCE_CMD_QUERY_MPT, - HNS_ROCE_CMD_TIMEOUT_MSECS); + + ret = hns_roce_cmd_mbox(hr_dev, 0, mailbox->dma, HNS_ROCE_CMD_QUERY_MPT, + mtpt_idx); if (ret) goto free_cmd_mbox; - ret = hns_roce_hw_destroy_mpt(hr_dev, NULL, mtpt_idx); + ret = hns_roce_destroy_hw_ctx(hr_dev, HNS_ROCE_CMD_DESTROY_MPT, + mtpt_idx); if (ret) ibdev_warn(ib_dev, "failed to destroy MPT, ret = %d.\n", ret); @@ -339,7 +319,8 @@ struct ib_mr *hns_roce_rereg_user_mr(struct ib_mr *ibmr, int flags, u64 start, goto free_cmd_mbox; } - ret = hns_roce_hw_create_mpt(hr_dev, mailbox, mtpt_idx); + ret = hns_roce_create_hw_ctx(hr_dev, mailbox, HNS_ROCE_CMD_CREATE_MPT, + mtpt_idx); if (ret) { ibdev_err(ib_dev, "failed to create MPT, ret = %d.\n", ret); goto free_cmd_mbox; @@ -361,6 +342,9 @@ int hns_roce_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata) struct hns_roce_mr *mr = to_hr_mr(ibmr); int ret = 0; + if (hr_dev->hw->dereg_mr) + hr_dev->hw->dereg_mr(hr_dev); + hns_roce_mr_free(hr_dev, mr); kfree(mr); @@ -480,7 +464,7 @@ static void hns_roce_mw_free(struct hns_roce_dev *hr_dev, int ret; if (mw->enabled) { - ret = hns_roce_hw_destroy_mpt(hr_dev, NULL, + ret = hns_roce_destroy_hw_ctx(hr_dev, HNS_ROCE_CMD_DESTROY_MPT, key_to_hw_index(mw->rkey) & (hr_dev->caps.num_mtpts - 1)); if (ret) @@ -520,7 +504,7 @@ static int hns_roce_mw_enable(struct hns_roce_dev *hr_dev, goto err_page; } - ret = hns_roce_hw_create_mpt(hr_dev, mailbox, + ret = hns_roce_create_hw_ctx(hr_dev, mailbox, HNS_ROCE_CMD_CREATE_MPT, mtpt_idx & (hr_dev->caps.num_mtpts - 1)); if (ret) { dev_err(dev, "MW CREATE_MPT failed (%d)\n", ret); diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c index e64ef6903fb4..8dae98f827eb 100644 --- a/drivers/infiniband/hw/hns/hns_roce_srq.c +++ b/drivers/infiniband/hw/hns/hns_roce_srq.c @@ -59,58 +59,39 @@ static void hns_roce_ib_srq_event(struct hns_roce_srq *srq, } } -static int hns_roce_hw_create_srq(struct hns_roce_dev *dev, - struct hns_roce_cmd_mailbox *mailbox, - unsigned long srq_num) +static int alloc_srqn(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq) { - return hns_roce_cmd_mbox(dev, mailbox->dma, 0, srq_num, 0, - HNS_ROCE_CMD_CREATE_SRQ, - HNS_ROCE_CMD_TIMEOUT_MSECS); -} - -static int hns_roce_hw_destroy_srq(struct hns_roce_dev *dev, - struct hns_roce_cmd_mailbox *mailbox, - unsigned long srq_num) -{ - return hns_roce_cmd_mbox(dev, 0, mailbox ? mailbox->dma : 0, srq_num, - mailbox ? 0 : 1, HNS_ROCE_CMD_DESTROY_SRQ, - HNS_ROCE_CMD_TIMEOUT_MSECS); -} - -static int alloc_srqc(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq) -{ - struct hns_roce_srq_table *srq_table = &hr_dev->srq_table; struct hns_roce_ida *srq_ida = &hr_dev->srq_table.srq_ida; - struct ib_device *ibdev = &hr_dev->ib_dev; - struct hns_roce_cmd_mailbox *mailbox; - int ret; int id; id = ida_alloc_range(&srq_ida->ida, srq_ida->min, srq_ida->max, GFP_KERNEL); if (id < 0) { - ibdev_err(ibdev, "failed to alloc srq(%d).\n", id); + ibdev_err(&hr_dev->ib_dev, "failed to alloc srq(%d).\n", id); return -ENOMEM; } - srq->srqn = (unsigned long)id; - ret = hns_roce_table_get(hr_dev, &srq_table->table, srq->srqn); - if (ret) { - ibdev_err(ibdev, "failed to get SRQC table, ret = %d.\n", ret); - goto err_out; - } + srq->srqn = id; - ret = xa_err(xa_store(&srq_table->xa, srq->srqn, srq, GFP_KERNEL)); - if (ret) { - ibdev_err(ibdev, "failed to store SRQC, ret = %d.\n", ret); - goto err_put; - } + return 0; +} + +static void free_srqn(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq) +{ + ida_free(&hr_dev->srq_table.srq_ida.ida, (int)srq->srqn); +} + +static int hns_roce_create_srqc(struct hns_roce_dev *hr_dev, + struct hns_roce_srq *srq) +{ + struct ib_device *ibdev = &hr_dev->ib_dev; + struct hns_roce_cmd_mailbox *mailbox; + int ret; mailbox = hns_roce_alloc_cmd_mailbox(hr_dev); - if (IS_ERR_OR_NULL(mailbox)) { + if (IS_ERR(mailbox)) { ibdev_err(ibdev, "failed to alloc mailbox for SRQC.\n"); - ret = -ENOMEM; - goto err_xa; + return PTR_ERR(mailbox); } ret = hr_dev->hw->write_srqc(srq, mailbox->buf); @@ -119,24 +100,44 @@ static int alloc_srqc(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq) goto err_mbox; } - ret = hns_roce_hw_create_srq(hr_dev, mailbox, srq->srqn); - if (ret) { + ret = hns_roce_create_hw_ctx(hr_dev, mailbox, HNS_ROCE_CMD_CREATE_SRQ, + srq->srqn); + if (ret) ibdev_err(ibdev, "failed to config SRQC, ret = %d.\n", ret); - goto err_mbox; - } +err_mbox: hns_roce_free_cmd_mailbox(hr_dev, mailbox); + return ret; +} + +static int alloc_srqc(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq) +{ + struct hns_roce_srq_table *srq_table = &hr_dev->srq_table; + struct ib_device *ibdev = &hr_dev->ib_dev; + int ret; + + ret = hns_roce_table_get(hr_dev, &srq_table->table, srq->srqn); + if (ret) { + ibdev_err(ibdev, "failed to get SRQC table, ret = %d.\n", ret); + return ret; + } + + ret = xa_err(xa_store(&srq_table->xa, srq->srqn, srq, GFP_KERNEL)); + if (ret) { + ibdev_err(ibdev, "failed to store SRQC, ret = %d.\n", ret); + goto err_put; + } + + ret = hns_roce_create_srqc(hr_dev, srq); + if (ret) + goto err_xa; return 0; -err_mbox: - hns_roce_free_cmd_mailbox(hr_dev, mailbox); err_xa: xa_erase(&srq_table->xa, srq->srqn); err_put: hns_roce_table_put(hr_dev, &srq_table->table, srq->srqn); -err_out: - ida_free(&srq_ida->ida, id); return ret; } @@ -146,7 +147,8 @@ static void free_srqc(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq) struct hns_roce_srq_table *srq_table = &hr_dev->srq_table; int ret; - ret = hns_roce_hw_destroy_srq(hr_dev, NULL, srq->srqn); + ret = hns_roce_destroy_hw_ctx(hr_dev, HNS_ROCE_CMD_DESTROY_SRQ, + srq->srqn); if (ret) dev_err(hr_dev->dev, "DESTROY_SRQ failed (%d) for SRQN %06lx\n", ret, srq->srqn); @@ -158,7 +160,6 @@ static void free_srqc(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq) wait_for_completion(&srq->free); hns_roce_table_put(hr_dev, &srq_table->table, srq->srqn); - ida_free(&srq_table->srq_ida.ida, (int)srq->srqn); } static int alloc_srq_idx(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq, @@ -406,10 +407,14 @@ int hns_roce_create_srq(struct ib_srq *ib_srq, if (ret) return ret; - ret = alloc_srqc(hr_dev, srq); + ret = alloc_srqn(hr_dev, srq); if (ret) goto err_srq_buf; + ret = alloc_srqc(hr_dev, srq); + if (ret) + goto err_srqn; + if (udata) { resp.srqn = srq->srqn; if (ib_copy_to_udata(udata, &resp, @@ -428,6 +433,8 @@ int hns_roce_create_srq(struct ib_srq *ib_srq, err_srqc: free_srqc(hr_dev, srq); +err_srqn: + free_srqn(hr_dev, srq); err_srq_buf: free_srq_buf(hr_dev, srq); @@ -440,6 +447,7 @@ int hns_roce_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata) struct hns_roce_srq *srq = to_hr_srq(ibsrq); free_srqc(hr_dev, srq); + free_srqn(hr_dev, srq); free_srq_buf(hr_dev, srq); return 0; } diff --git a/drivers/infiniband/hw/irdma/cm.c b/drivers/infiniband/hw/irdma/cm.c index 6dea0a49d171..dedb3b7edd8d 100644 --- a/drivers/infiniband/hw/irdma/cm.c +++ b/drivers/infiniband/hw/irdma/cm.c @@ -1501,15 +1501,14 @@ irdma_find_listener(struct irdma_cm_core *cm_core, u32 *dst_addr, u16 dst_port, * @cm_info: CM info for parent listen node * @cm_parent_listen_node: The parent listen node */ -static enum irdma_status_code -irdma_del_multiple_qhash(struct irdma_device *iwdev, - struct irdma_cm_info *cm_info, - struct irdma_cm_listener *cm_parent_listen_node) +static int irdma_del_multiple_qhash(struct irdma_device *iwdev, + struct irdma_cm_info *cm_info, + struct irdma_cm_listener *cm_parent_listen_node) { struct irdma_cm_listener *child_listen_node; - enum irdma_status_code ret = IRDMA_ERR_CFG; struct list_head *pos, *tpos; unsigned long flags; + int ret = -EINVAL; spin_lock_irqsave(&iwdev->cm_core.listen_list_lock, flags); list_for_each_safe (pos, tpos, @@ -1618,16 +1617,16 @@ u16 irdma_get_vlan_ipv4(u32 *addr) * Adds a qhash and a child listen node for every IPv6 address * on the adapter and adds the associated qhash filter */ -static enum irdma_status_code -irdma_add_mqh_6(struct irdma_device *iwdev, struct irdma_cm_info *cm_info, - struct irdma_cm_listener *cm_parent_listen_node) +static int irdma_add_mqh_6(struct irdma_device *iwdev, + struct irdma_cm_info *cm_info, + struct irdma_cm_listener *cm_parent_listen_node) { struct net_device *ip_dev; struct inet6_dev *idev; struct inet6_ifaddr *ifp, *tmp; - enum irdma_status_code ret = 0; struct irdma_cm_listener *child_listen_node; unsigned long flags; + int ret = 0; rtnl_lock(); for_each_netdev(&init_net, ip_dev) { @@ -1653,7 +1652,7 @@ irdma_add_mqh_6(struct irdma_device *iwdev, struct irdma_cm_info *cm_info, child_listen_node); if (!child_listen_node) { ibdev_dbg(&iwdev->ibdev, "CM: listener memory allocation\n"); - ret = IRDMA_ERR_NO_MEMORY; + ret = -ENOMEM; goto exit; } @@ -1700,16 +1699,16 @@ exit: * Adds a qhash and a child listen node for every IPv4 address * on the adapter and adds the associated qhash filter */ -static enum irdma_status_code -irdma_add_mqh_4(struct irdma_device *iwdev, struct irdma_cm_info *cm_info, - struct irdma_cm_listener *cm_parent_listen_node) +static int irdma_add_mqh_4(struct irdma_device *iwdev, + struct irdma_cm_info *cm_info, + struct irdma_cm_listener *cm_parent_listen_node) { struct net_device *ip_dev; struct in_device *idev; struct irdma_cm_listener *child_listen_node; - enum irdma_status_code ret = 0; unsigned long flags; const struct in_ifaddr *ifa; + int ret = 0; rtnl_lock(); for_each_netdev(&init_net, ip_dev) { @@ -1734,7 +1733,7 @@ irdma_add_mqh_4(struct irdma_device *iwdev, struct irdma_cm_info *cm_info, if (!child_listen_node) { ibdev_dbg(&iwdev->ibdev, "CM: listener memory allocation\n"); in_dev_put(idev); - ret = IRDMA_ERR_NO_MEMORY; + ret = -ENOMEM; goto exit; } @@ -1781,9 +1780,9 @@ exit: * @cm_info: CM info for parent listen node * @cm_listen_node: The parent listen node */ -static enum irdma_status_code -irdma_add_mqh(struct irdma_device *iwdev, struct irdma_cm_info *cm_info, - struct irdma_cm_listener *cm_listen_node) +static int irdma_add_mqh(struct irdma_device *iwdev, + struct irdma_cm_info *cm_info, + struct irdma_cm_listener *cm_listen_node) { if (cm_info->ipv4) return irdma_add_mqh_4(iwdev, cm_info, cm_listen_node); @@ -2200,7 +2199,7 @@ irdma_make_cm_node(struct irdma_cm_core *cm_core, struct irdma_device *iwdev, /* set our node specific transport info */ cm_node->ipv4 = cm_info->ipv4; cm_node->vlan_id = cm_info->vlan_id; - if (cm_node->vlan_id >= VLAN_N_VID && iwdev->dcb) + if (cm_node->vlan_id >= VLAN_N_VID && iwdev->dcb_vlan_mode) cm_node->vlan_id = 0; cm_node->tos = cm_info->tos; cm_node->user_pri = cm_info->user_pri; @@ -2209,8 +2208,12 @@ irdma_make_cm_node(struct irdma_cm_core *cm_core, struct irdma_device *iwdev, ibdev_warn(&iwdev->ibdev, "application TOS[%d] and remote client TOS[%d] mismatch\n", listener->tos, cm_info->tos); - cm_node->tos = max(listener->tos, cm_info->tos); - cm_node->user_pri = rt_tos2priority(cm_node->tos); + if (iwdev->vsi.dscp_mode) { + cm_node->user_pri = listener->user_pri; + } else { + cm_node->tos = max(listener->tos, cm_info->tos); + cm_node->user_pri = rt_tos2priority(cm_node->tos); + } ibdev_dbg(&iwdev->ibdev, "DCB: listener: TOS:[%d] UP:[%d]\n", cm_node->tos, cm_node->user_pri); @@ -3201,8 +3204,7 @@ static void irdma_cm_free_ah_nop(struct irdma_cm_node *cm_node) * @iwdev: iwarp device structure * @rdma_ver: HW version */ -enum irdma_status_code irdma_setup_cm_core(struct irdma_device *iwdev, - u8 rdma_ver) +int irdma_setup_cm_core(struct irdma_device *iwdev, u8 rdma_ver) { struct irdma_cm_core *cm_core = &iwdev->cm_core; @@ -3212,7 +3214,7 @@ enum irdma_status_code irdma_setup_cm_core(struct irdma_device *iwdev, /* Handles CM event work items send to Iwarp core */ cm_core->event_wq = alloc_ordered_workqueue("iwarp-event-wq", 0); if (!cm_core->event_wq) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; INIT_LIST_HEAD(&cm_core->listen_list); @@ -3835,7 +3837,11 @@ int irdma_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) cm_info.cm_id = cm_id; cm_info.qh_qpid = iwdev->vsi.ilq->qp_id; cm_info.tos = cm_id->tos; - cm_info.user_pri = rt_tos2priority(cm_id->tos); + if (iwdev->vsi.dscp_mode) + cm_info.user_pri = + iwqp->sc_qp.vsi->dscp_map[irdma_tos2dscp(cm_info.tos)]; + else + cm_info.user_pri = rt_tos2priority(cm_id->tos); if (iwqp->sc_qp.dev->ws_add(iwqp->sc_qp.vsi, cm_info.user_pri)) return -ENOMEM; @@ -3915,10 +3921,10 @@ int irdma_create_listen(struct iw_cm_id *cm_id, int backlog) struct irdma_device *iwdev; struct irdma_cm_listener *cm_listen_node; struct irdma_cm_info cm_info = {}; - enum irdma_status_code err; struct sockaddr_in *laddr; struct sockaddr_in6 *laddr6; bool wildcard = false; + int err; iwdev = to_iwdev(cm_id->device); if (!iwdev) @@ -3959,7 +3965,7 @@ int irdma_create_listen(struct iw_cm_id *cm_id, int backlog) } } - if (cm_info.vlan_id >= VLAN_N_VID && iwdev->dcb) + if (cm_info.vlan_id >= VLAN_N_VID && iwdev->dcb_vlan_mode) cm_info.vlan_id = 0; cm_info.backlog = backlog; cm_info.cm_id = cm_id; @@ -3977,7 +3983,11 @@ int irdma_create_listen(struct iw_cm_id *cm_id, int backlog) cm_id->provider_data = cm_listen_node; cm_listen_node->tos = cm_id->tos; - cm_listen_node->user_pri = rt_tos2priority(cm_id->tos); + if (iwdev->vsi.dscp_mode) + cm_listen_node->user_pri = + iwdev->vsi.dscp_map[irdma_tos2dscp(cm_id->tos)]; + else + cm_listen_node->user_pri = rt_tos2priority(cm_id->tos); cm_info.user_pri = cm_listen_node->user_pri; if (!cm_listen_node->reused_node) { if (wildcard) { @@ -4325,11 +4335,11 @@ static void irdma_qhash_ctrl(struct irdma_device *iwdev, struct list_head *child_listen_list = &parent_listen_node->child_listen_list; struct irdma_cm_listener *child_listen_node; struct list_head *pos, *tpos; - enum irdma_status_code err; bool node_allocated = false; enum irdma_quad_hash_manage_type op = ifup ? IRDMA_QHASH_MANAGE_TYPE_ADD : IRDMA_QHASH_MANAGE_TYPE_DELETE; + int err; list_for_each_safe (pos, tpos, child_listen_list) { child_listen_node = list_entry(pos, struct irdma_cm_listener, diff --git a/drivers/infiniband/hw/irdma/cm.h b/drivers/infiniband/hw/irdma/cm.h index 3bf42728e9b7..19c284975fc7 100644 --- a/drivers/infiniband/hw/irdma/cm.h +++ b/drivers/infiniband/hw/irdma/cm.h @@ -384,6 +384,13 @@ int irdma_schedule_cm_timer(struct irdma_cm_node *cm_node, struct irdma_puda_buf *sqbuf, enum irdma_timer_type type, int send_retrans, int close_when_complete); + +static inline u8 irdma_tos2dscp(u8 tos) +{ +#define IRDMA_DSCP_VAL GENMASK(7, 2) + return (u8)FIELD_GET(IRDMA_DSCP_VAL, tos); +} + int irdma_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param); int irdma_reject(struct iw_cm_id *cm_id, const void *pdata, u8 pdata_len); int irdma_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param); diff --git a/drivers/infiniband/hw/irdma/ctrl.c b/drivers/infiniband/hw/irdma/ctrl.c index 3141a9c85de5..58c0e181ca2b 100644 --- a/drivers/infiniband/hw/irdma/ctrl.c +++ b/drivers/infiniband/hw/irdma/ctrl.c @@ -3,7 +3,6 @@ #include <linux/etherdevice.h> #include "osdep.h" -#include "status.h" #include "hmc.h" #include "defs.h" #include "type.h" @@ -70,6 +69,31 @@ void irdma_sc_suspend_resume_qps(struct irdma_sc_vsi *vsi, u8 op) } } +static void irdma_set_qos_info(struct irdma_sc_vsi *vsi, + struct irdma_l2params *l2p) +{ + u8 i; + + vsi->qos_rel_bw = l2p->vsi_rel_bw; + vsi->qos_prio_type = l2p->vsi_prio_type; + vsi->dscp_mode = l2p->dscp_mode; + if (l2p->dscp_mode) { + memcpy(vsi->dscp_map, l2p->dscp_map, sizeof(vsi->dscp_map)); + for (i = 0; i < IRDMA_MAX_USER_PRIORITY; i++) + l2p->up2tc[i] = i; + } + for (i = 0; i < IRDMA_MAX_USER_PRIORITY; i++) { + if (vsi->dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) + vsi->qos[i].qs_handle = l2p->qs_handle_list[i]; + vsi->qos[i].traffic_class = l2p->up2tc[i]; + vsi->qos[i].rel_bw = + l2p->tc_info[vsi->qos[i].traffic_class].rel_bw; + vsi->qos[i].prio_type = + l2p->tc_info[vsi->qos[i].traffic_class].prio_type; + vsi->qos[i].valid = false; + } +} + /** * irdma_change_l2params - given the new l2 parameters, change all qp * @vsi: RDMA VSI pointer @@ -88,6 +112,7 @@ void irdma_change_l2params(struct irdma_sc_vsi *vsi, return; vsi->tc_change_pending = false; + irdma_set_qos_info(vsi, l2params); irdma_sc_suspend_resume_qps(vsi, IRDMA_OP_RESUME); } @@ -154,17 +179,16 @@ void irdma_sc_pd_init(struct irdma_sc_dev *dev, struct irdma_sc_pd *pd, u32 pd_i * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_add_arp_cache_entry(struct irdma_sc_cqp *cqp, - struct irdma_add_arp_cache_entry_info *info, - u64 scratch, bool post_sq) +static int irdma_sc_add_arp_cache_entry(struct irdma_sc_cqp *cqp, + struct irdma_add_arp_cache_entry_info *info, + u64 scratch, bool post_sq) { __le64 *wqe; u64 hdr; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 8, info->reach_max); set_64bit_val(wqe, 16, ether_addr_to_u64(info->mac_addr)); @@ -192,16 +216,15 @@ irdma_sc_add_arp_cache_entry(struct irdma_sc_cqp *cqp, * @arp_index: arp index to delete arp entry * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_del_arp_cache_entry(struct irdma_sc_cqp *cqp, u64 scratch, - u16 arp_index, bool post_sq) +static int irdma_sc_del_arp_cache_entry(struct irdma_sc_cqp *cqp, u64 scratch, + u16 arp_index, bool post_sq) { __le64 *wqe; u64 hdr; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; hdr = arp_index | FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_MANAGE_ARP) | @@ -226,17 +249,16 @@ irdma_sc_del_arp_cache_entry(struct irdma_sc_cqp *cqp, u64 scratch, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_manage_apbvt_entry(struct irdma_sc_cqp *cqp, - struct irdma_apbvt_info *info, u64 scratch, - bool post_sq) +static int irdma_sc_manage_apbvt_entry(struct irdma_sc_cqp *cqp, + struct irdma_apbvt_info *info, + u64 scratch, bool post_sq) { __le64 *wqe; u64 hdr; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, info->port); @@ -274,7 +296,7 @@ irdma_sc_manage_apbvt_entry(struct irdma_sc_cqp *cqp, * quad hash entry in the hardware will point to iwarp's qp * number and requires no calls from the driver. */ -static enum irdma_status_code +static int irdma_sc_manage_qhash_table_entry(struct irdma_sc_cqp *cqp, struct irdma_qhash_table_info *info, u64 scratch, bool post_sq) @@ -287,7 +309,7 @@ irdma_sc_manage_qhash_table_entry(struct irdma_sc_cqp *cqp, wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 0, ether_addr_to_u64(info->mac_addr)); @@ -350,10 +372,9 @@ irdma_sc_manage_qhash_table_entry(struct irdma_sc_cqp *cqp, * @qp: sc qp * @info: initialization qp info */ -enum irdma_status_code irdma_sc_qp_init(struct irdma_sc_qp *qp, - struct irdma_qp_init_info *info) +int irdma_sc_qp_init(struct irdma_sc_qp *qp, struct irdma_qp_init_info *info) { - enum irdma_status_code ret_code; + int ret_code; u32 pble_obj_cnt; u16 wqe_size; @@ -361,7 +382,7 @@ enum irdma_status_code irdma_sc_qp_init(struct irdma_sc_qp *qp, info->pd->dev->hw_attrs.uk_attrs.max_hw_wq_frags || info->qp_uk_init_info.max_rq_frag_cnt > info->pd->dev->hw_attrs.uk_attrs.max_hw_wq_frags) - return IRDMA_ERR_INVALID_FRAG_COUNT; + return -EINVAL; qp->dev = info->pd->dev; qp->vsi = info->vsi; @@ -384,7 +405,7 @@ enum irdma_status_code irdma_sc_qp_init(struct irdma_sc_qp *qp, if ((info->virtual_map && info->sq_pa >= pble_obj_cnt) || (info->virtual_map && info->rq_pa >= pble_obj_cnt)) - return IRDMA_ERR_INVALID_PBLE_INDEX; + return -EINVAL; qp->llp_stream_handle = (void *)(-1); qp->hw_sq_size = irdma_get_encoded_wqe_size(qp->qp_uk.sq_ring.size, @@ -424,8 +445,8 @@ enum irdma_status_code irdma_sc_qp_init(struct irdma_sc_qp *qp, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -enum irdma_status_code irdma_sc_qp_create(struct irdma_sc_qp *qp, struct irdma_create_qp_info *info, - u64 scratch, bool post_sq) +int irdma_sc_qp_create(struct irdma_sc_qp *qp, struct irdma_create_qp_info *info, + u64 scratch, bool post_sq) { struct irdma_sc_cqp *cqp; __le64 *wqe; @@ -433,12 +454,12 @@ enum irdma_status_code irdma_sc_qp_create(struct irdma_sc_qp *qp, struct irdma_c cqp = qp->dev->cqp; if (qp->qp_uk.qp_id < cqp->dev->hw_attrs.min_hw_qp_id || - qp->qp_uk.qp_id > (cqp->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_QP].max_cnt - 1)) - return IRDMA_ERR_INVALID_QP_ID; + qp->qp_uk.qp_id >= cqp->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_QP].max_cnt) + return -EINVAL; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, qp->hw_host_ctx_pa); set_64bit_val(wqe, 40, qp->shadow_area_pa); @@ -475,9 +496,8 @@ enum irdma_status_code irdma_sc_qp_create(struct irdma_sc_qp *qp, struct irdma_c * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -enum irdma_status_code irdma_sc_qp_modify(struct irdma_sc_qp *qp, - struct irdma_modify_qp_info *info, - u64 scratch, bool post_sq) +int irdma_sc_qp_modify(struct irdma_sc_qp *qp, struct irdma_modify_qp_info *info, + u64 scratch, bool post_sq) { __le64 *wqe; struct irdma_sc_cqp *cqp; @@ -488,7 +508,7 @@ enum irdma_status_code irdma_sc_qp_modify(struct irdma_sc_qp *qp, cqp = qp->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; if (info->next_iwarp_state == IRDMA_QP_STATE_TERMINATE) { if (info->dont_send_fin) @@ -546,9 +566,8 @@ enum irdma_status_code irdma_sc_qp_modify(struct irdma_sc_qp *qp, * @ignore_mw_bnd: memory window bind flag * @post_sq: flag for cqp db to ring */ -enum irdma_status_code irdma_sc_qp_destroy(struct irdma_sc_qp *qp, u64 scratch, - bool remove_hash_idx, bool ignore_mw_bnd, - bool post_sq) +int irdma_sc_qp_destroy(struct irdma_sc_qp *qp, u64 scratch, + bool remove_hash_idx, bool ignore_mw_bnd, bool post_sq) { __le64 *wqe; struct irdma_sc_cqp *cqp; @@ -557,7 +576,7 @@ enum irdma_status_code irdma_sc_qp_destroy(struct irdma_sc_qp *qp, u64 scratch, cqp = qp->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, qp->hw_host_ctx_pa); set_64bit_val(wqe, 40, qp->shadow_area_pa); @@ -739,16 +758,15 @@ void irdma_sc_qp_setctx_roce(struct irdma_sc_qp *qp, __le64 *qp_ctx, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_alloc_local_mac_entry(struct irdma_sc_cqp *cqp, u64 scratch, - bool post_sq) +static int irdma_sc_alloc_local_mac_entry(struct irdma_sc_cqp *cqp, u64 scratch, + bool post_sq) { __le64 *wqe; u64 hdr; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_ALLOCATE_LOC_MAC_TABLE_ENTRY) | @@ -774,17 +792,16 @@ irdma_sc_alloc_local_mac_entry(struct irdma_sc_cqp *cqp, u64 scratch, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_add_local_mac_entry(struct irdma_sc_cqp *cqp, - struct irdma_local_mac_entry_info *info, - u64 scratch, bool post_sq) +static int irdma_sc_add_local_mac_entry(struct irdma_sc_cqp *cqp, + struct irdma_local_mac_entry_info *info, + u64 scratch, bool post_sq) { __le64 *wqe; u64 header; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 32, ether_addr_to_u64(info->mac_addr)); @@ -813,16 +830,16 @@ irdma_sc_add_local_mac_entry(struct irdma_sc_cqp *cqp, * @ignore_ref_count: to force mac adde delete * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_del_local_mac_entry(struct irdma_sc_cqp *cqp, u64 scratch, - u16 entry_idx, u8 ignore_ref_count, bool post_sq) +static int irdma_sc_del_local_mac_entry(struct irdma_sc_cqp *cqp, u64 scratch, + u16 entry_idx, u8 ignore_ref_count, + bool post_sq) { __le64 *wqe; u64 header; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; header = FIELD_PREP(IRDMA_CQPSQ_MLM_TABLEIDX, entry_idx) | FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_MANAGE_LOC_MAC_TABLE) | @@ -1035,10 +1052,9 @@ void irdma_sc_qp_setctx(struct irdma_sc_qp *qp, __le64 *qp_ctx, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_alloc_stag(struct irdma_sc_dev *dev, - struct irdma_allocate_stag_info *info, u64 scratch, - bool post_sq) +static int irdma_sc_alloc_stag(struct irdma_sc_dev *dev, + struct irdma_allocate_stag_info *info, + u64 scratch, bool post_sq) { __le64 *wqe; struct irdma_sc_cqp *cqp; @@ -1055,7 +1071,7 @@ irdma_sc_alloc_stag(struct irdma_sc_dev *dev, cqp = dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 8, FLD_LS_64(dev, info->pd_id, IRDMA_CQPSQ_STAG_PDID) | @@ -1097,10 +1113,9 @@ irdma_sc_alloc_stag(struct irdma_sc_dev *dev, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_mr_reg_non_shared(struct irdma_sc_dev *dev, - struct irdma_reg_ns_stag_info *info, u64 scratch, - bool post_sq) +static int irdma_sc_mr_reg_non_shared(struct irdma_sc_dev *dev, + struct irdma_reg_ns_stag_info *info, + u64 scratch, bool post_sq) { __le64 *wqe; u64 fbo; @@ -1118,7 +1133,7 @@ irdma_sc_mr_reg_non_shared(struct irdma_sc_dev *dev, else if (info->page_size == 0x1000) page_size = IRDMA_PAGE_SIZE_4K; else - return IRDMA_ERR_PARAM; + return -EINVAL; if (info->access_rights & (IRDMA_ACCESS_FLAGS_REMOTEREAD_ONLY | IRDMA_ACCESS_FLAGS_REMOTEWRITE_ONLY)) @@ -1128,12 +1143,12 @@ irdma_sc_mr_reg_non_shared(struct irdma_sc_dev *dev, pble_obj_cnt = dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; if (info->chunk_size && info->first_pm_pbl_index >= pble_obj_cnt) - return IRDMA_ERR_INVALID_PBLE_INDEX; + return -EINVAL; cqp = dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; fbo = info->va & (info->page_size - 1); set_64bit_val(wqe, 0, @@ -1186,10 +1201,9 @@ irdma_sc_mr_reg_non_shared(struct irdma_sc_dev *dev, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_dealloc_stag(struct irdma_sc_dev *dev, - struct irdma_dealloc_stag_info *info, u64 scratch, - bool post_sq) +static int irdma_sc_dealloc_stag(struct irdma_sc_dev *dev, + struct irdma_dealloc_stag_info *info, + u64 scratch, bool post_sq) { u64 hdr; __le64 *wqe; @@ -1198,7 +1212,7 @@ irdma_sc_dealloc_stag(struct irdma_sc_dev *dev, cqp = dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 8, FLD_LS_64(dev, info->pd_id, IRDMA_CQPSQ_STAG_PDID)); @@ -1227,9 +1241,9 @@ irdma_sc_dealloc_stag(struct irdma_sc_dev *dev, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_mw_alloc(struct irdma_sc_dev *dev, struct irdma_mw_alloc_info *info, - u64 scratch, bool post_sq) +static int irdma_sc_mw_alloc(struct irdma_sc_dev *dev, + struct irdma_mw_alloc_info *info, u64 scratch, + bool post_sq) { u64 hdr; struct irdma_sc_cqp *cqp; @@ -1238,7 +1252,7 @@ irdma_sc_mw_alloc(struct irdma_sc_dev *dev, struct irdma_mw_alloc_info *info, cqp = dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 8, FLD_LS_64(dev, info->pd_id, IRDMA_CQPSQ_STAG_PDID)); @@ -1268,9 +1282,9 @@ irdma_sc_mw_alloc(struct irdma_sc_dev *dev, struct irdma_mw_alloc_info *info, * @info: fast mr info * @post_sq: flag for cqp db to ring */ -enum irdma_status_code -irdma_sc_mr_fast_register(struct irdma_sc_qp *qp, - struct irdma_fast_reg_stag_info *info, bool post_sq) +int irdma_sc_mr_fast_register(struct irdma_sc_qp *qp, + struct irdma_fast_reg_stag_info *info, + bool post_sq) { u64 temp, hdr; __le64 *wqe; @@ -1292,7 +1306,7 @@ irdma_sc_mr_fast_register(struct irdma_sc_qp *qp, wqe = irdma_qp_get_next_send_wqe(&qp->qp_uk, &wqe_idx, IRDMA_QP_WQE_MIN_QUANTA, 0, &sq_info); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; irdma_clr_wqes(&qp->qp_uk, wqe_idx); @@ -1821,8 +1835,7 @@ void irdma_terminate_received(struct irdma_sc_qp *qp, } } -static enum irdma_status_code irdma_null_ws_add(struct irdma_sc_vsi *vsi, - u8 user_pri) +static int irdma_null_ws_add(struct irdma_sc_vsi *vsi, u8 user_pri) { return 0; } @@ -1845,7 +1858,6 @@ static void irdma_null_ws_reset(struct irdma_sc_vsi *vsi) void irdma_sc_vsi_init(struct irdma_sc_vsi *vsi, struct irdma_vsi_init_info *info) { - struct irdma_l2params *l2p; int i; vsi->dev = info->dev; @@ -1858,18 +1870,8 @@ void irdma_sc_vsi_init(struct irdma_sc_vsi *vsi, if (vsi->dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) vsi->fcn_id = info->dev->hmc_fn_id; - l2p = info->params; - vsi->qos_rel_bw = l2p->vsi_rel_bw; - vsi->qos_prio_type = l2p->vsi_prio_type; + irdma_set_qos_info(vsi, info->params); for (i = 0; i < IRDMA_MAX_USER_PRIORITY; i++) { - if (vsi->dev->hw_attrs.uk_attrs.hw_rev == IRDMA_GEN_1) - vsi->qos[i].qs_handle = l2p->qs_handle_list[i]; - vsi->qos[i].traffic_class = info->params->up2tc[i]; - vsi->qos[i].rel_bw = - l2p->tc_info[vsi->qos[i].traffic_class].rel_bw; - vsi->qos[i].prio_type = - l2p->tc_info[vsi->qos[i].traffic_class].prio_type; - vsi->qos[i].valid = false; mutex_init(&vsi->qos[i].qos_mutex); INIT_LIST_HEAD(&vsi->qos[i].qplist); } @@ -1918,8 +1920,8 @@ static u8 irdma_get_fcn_id(struct irdma_sc_vsi *vsi) * @vsi: pointer to the vsi structure * @info: The info structure used for initialization */ -enum irdma_status_code irdma_vsi_stats_init(struct irdma_sc_vsi *vsi, - struct irdma_vsi_stats_info *info) +int irdma_vsi_stats_init(struct irdma_sc_vsi *vsi, + struct irdma_vsi_stats_info *info) { u8 fcn_id = info->fcn_id; struct irdma_dma_mem *stats_buff_mem; @@ -1934,7 +1936,7 @@ enum irdma_status_code irdma_vsi_stats_init(struct irdma_sc_vsi *vsi, &stats_buff_mem->pa, GFP_KERNEL); if (!stats_buff_mem->va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; vsi->pestat->gather_info.gather_stats_va = stats_buff_mem->va; vsi->pestat->gather_info.last_gather_stats_va = @@ -1961,7 +1963,7 @@ stats_error: stats_buff_mem->va, stats_buff_mem->pa); stats_buff_mem->va = NULL; - return IRDMA_ERR_CQP_COMPL_ERROR; + return -EIO; } /** @@ -2023,19 +2025,19 @@ u8 irdma_get_encoded_wqe_size(u32 wqsize, enum irdma_queue_type queue_type) * @info: gather stats info structure * @scratch: u64 saved to be used during cqp completion */ -static enum irdma_status_code -irdma_sc_gather_stats(struct irdma_sc_cqp *cqp, - struct irdma_stats_gather_info *info, u64 scratch) +static int irdma_sc_gather_stats(struct irdma_sc_cqp *cqp, + struct irdma_stats_gather_info *info, + u64 scratch) { __le64 *wqe; u64 temp; if (info->stats_buff_mem.size < IRDMA_GATHER_STATS_BUF_SIZE) - return IRDMA_ERR_BUF_TOO_SHORT; + return -ENOMEM; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 40, FIELD_PREP(IRDMA_CQPSQ_STATS_HMC_FCN_INDEX, info->hmc_fcn_index)); @@ -2070,17 +2072,16 @@ irdma_sc_gather_stats(struct irdma_sc_cqp *cqp, * @alloc: alloc vs. delete flag * @scratch: u64 saved to be used during cqp completion */ -static enum irdma_status_code -irdma_sc_manage_stats_inst(struct irdma_sc_cqp *cqp, - struct irdma_stats_inst_info *info, bool alloc, - u64 scratch) +static int irdma_sc_manage_stats_inst(struct irdma_sc_cqp *cqp, + struct irdma_stats_inst_info *info, + bool alloc, u64 scratch) { __le64 *wqe; u64 temp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 40, FIELD_PREP(IRDMA_CQPSQ_STATS_HMC_FCN_INDEX, info->hmc_fn_id)); @@ -2108,9 +2109,8 @@ irdma_sc_manage_stats_inst(struct irdma_sc_cqp *cqp, * @info: User priority map info * @scratch: u64 saved to be used during cqp completion */ -static enum irdma_status_code irdma_sc_set_up_map(struct irdma_sc_cqp *cqp, - struct irdma_up_info *info, - u64 scratch) +static int irdma_sc_set_up_map(struct irdma_sc_cqp *cqp, + struct irdma_up_info *info, u64 scratch) { __le64 *wqe; u64 temp = 0; @@ -2118,7 +2118,7 @@ static enum irdma_status_code irdma_sc_set_up_map(struct irdma_sc_cqp *cqp, wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; for (i = 0; i < IRDMA_MAX_USER_PRIORITY; i++) temp |= (u64)info->map[i] << (i * 8); @@ -2151,17 +2151,16 @@ static enum irdma_status_code irdma_sc_set_up_map(struct irdma_sc_cqp *cqp, * @node_op: 0 for add 1 for modify, 2 for delete * @scratch: u64 saved to be used during cqp completion */ -static enum irdma_status_code -irdma_sc_manage_ws_node(struct irdma_sc_cqp *cqp, - struct irdma_ws_node_info *info, - enum irdma_ws_node_op node_op, u64 scratch) +static int irdma_sc_manage_ws_node(struct irdma_sc_cqp *cqp, + struct irdma_ws_node_info *info, + enum irdma_ws_node_op node_op, u64 scratch) { __le64 *wqe; u64 temp = 0; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 32, FIELD_PREP(IRDMA_CQPSQ_WS_VSI, info->vsi) | @@ -2194,9 +2193,9 @@ irdma_sc_manage_ws_node(struct irdma_sc_cqp *cqp, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -enum irdma_status_code irdma_sc_qp_flush_wqes(struct irdma_sc_qp *qp, - struct irdma_qp_flush_info *info, - u64 scratch, bool post_sq) +int irdma_sc_qp_flush_wqes(struct irdma_sc_qp *qp, + struct irdma_qp_flush_info *info, u64 scratch, + bool post_sq) { u64 temp = 0; __le64 *wqe; @@ -2215,13 +2214,13 @@ enum irdma_status_code irdma_sc_qp_flush_wqes(struct irdma_sc_qp *qp, ibdev_dbg(to_ibdev(qp->dev), "CQP: Additional flush request ignored for qp %x\n", qp->qp_uk.qp_id); - return IRDMA_ERR_FLUSHED_Q; + return -EALREADY; } cqp = qp->pd->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; if (info->userflushcode) { if (flush_rq) @@ -2268,9 +2267,9 @@ enum irdma_status_code irdma_sc_qp_flush_wqes(struct irdma_sc_qp *qp, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code irdma_sc_gen_ae(struct irdma_sc_qp *qp, - struct irdma_gen_ae_info *info, - u64 scratch, bool post_sq) +static int irdma_sc_gen_ae(struct irdma_sc_qp *qp, + struct irdma_gen_ae_info *info, u64 scratch, + bool post_sq) { u64 temp; __le64 *wqe; @@ -2280,7 +2279,7 @@ static enum irdma_status_code irdma_sc_gen_ae(struct irdma_sc_qp *qp, cqp = qp->pd->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; temp = info->ae_code | FIELD_PREP(IRDMA_CQPSQ_FWQE_AESOURCE, info->ae_src); @@ -2308,10 +2307,9 @@ static enum irdma_status_code irdma_sc_gen_ae(struct irdma_sc_qp *qp, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_qp_upload_context(struct irdma_sc_dev *dev, - struct irdma_upload_context_info *info, u64 scratch, - bool post_sq) +static int irdma_sc_qp_upload_context(struct irdma_sc_dev *dev, + struct irdma_upload_context_info *info, + u64 scratch, bool post_sq) { __le64 *wqe; struct irdma_sc_cqp *cqp; @@ -2320,7 +2318,7 @@ irdma_sc_qp_upload_context(struct irdma_sc_dev *dev, cqp = dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, info->buf_pa); @@ -2349,21 +2347,20 @@ irdma_sc_qp_upload_context(struct irdma_sc_dev *dev, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_manage_push_page(struct irdma_sc_cqp *cqp, - struct irdma_cqp_manage_push_page_info *info, - u64 scratch, bool post_sq) +static int irdma_sc_manage_push_page(struct irdma_sc_cqp *cqp, + struct irdma_cqp_manage_push_page_info *info, + u64 scratch, bool post_sq) { __le64 *wqe; u64 hdr; if (info->free_page && info->push_idx >= cqp->dev->hw_attrs.max_hw_device_pages) - return IRDMA_ERR_INVALID_PUSH_PAGE_INDEX; + return -EINVAL; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, info->qs_handle); hdr = FIELD_PREP(IRDMA_CQPSQ_MPP_PPIDX, info->push_idx) | @@ -2389,16 +2386,15 @@ irdma_sc_manage_push_page(struct irdma_sc_cqp *cqp, * @qp: sc qp struct * @scratch: u64 saved to be used during cqp completion */ -static enum irdma_status_code irdma_sc_suspend_qp(struct irdma_sc_cqp *cqp, - struct irdma_sc_qp *qp, - u64 scratch) +static int irdma_sc_suspend_qp(struct irdma_sc_cqp *cqp, struct irdma_sc_qp *qp, + u64 scratch) { u64 hdr; __le64 *wqe; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; hdr = FIELD_PREP(IRDMA_CQPSQ_SUSPENDQP_QPID, qp->qp_uk.qp_id) | FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_SUSPEND_QP) | @@ -2420,16 +2416,15 @@ static enum irdma_status_code irdma_sc_suspend_qp(struct irdma_sc_cqp *cqp, * @qp: sc qp struct * @scratch: u64 saved to be used during cqp completion */ -static enum irdma_status_code irdma_sc_resume_qp(struct irdma_sc_cqp *cqp, - struct irdma_sc_qp *qp, - u64 scratch) +static int irdma_sc_resume_qp(struct irdma_sc_cqp *cqp, struct irdma_sc_qp *qp, + u64 scratch) { u64 hdr; __le64 *wqe; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, FIELD_PREP(IRDMA_CQPSQ_RESUMEQP_QSHANDLE, qp->qs_handle)); @@ -2462,14 +2457,13 @@ static inline void irdma_sc_cq_ack(struct irdma_sc_cq *cq) * @cq: cq struct * @info: cq initialization info */ -enum irdma_status_code irdma_sc_cq_init(struct irdma_sc_cq *cq, - struct irdma_cq_init_info *info) +int irdma_sc_cq_init(struct irdma_sc_cq *cq, struct irdma_cq_init_info *info) { u32 pble_obj_cnt; pble_obj_cnt = info->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; if (info->virtual_map && info->first_pm_pbl_idx >= pble_obj_cnt) - return IRDMA_ERR_INVALID_PBLE_INDEX; + return -EINVAL; cq->cq_pa = info->cq_base_pa; cq->dev = info->dev; @@ -2500,23 +2494,21 @@ enum irdma_status_code irdma_sc_cq_init(struct irdma_sc_cq *cq, * @check_overflow: flag for overflow check * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code irdma_sc_cq_create(struct irdma_sc_cq *cq, - u64 scratch, - bool check_overflow, - bool post_sq) +static int irdma_sc_cq_create(struct irdma_sc_cq *cq, u64 scratch, + bool check_overflow, bool post_sq) { __le64 *wqe; struct irdma_sc_cqp *cqp; u64 hdr; struct irdma_sc_ceq *ceq; - enum irdma_status_code ret_code = 0; + int ret_code = 0; cqp = cq->dev->cqp; - if (cq->cq_uk.cq_id > (cqp->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_CQ].max_cnt - 1)) - return IRDMA_ERR_INVALID_CQ_ID; + if (cq->cq_uk.cq_id >= cqp->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_CQ].max_cnt) + return -EINVAL; - if (cq->ceq_id > (cq->dev->hmc_fpm_misc.max_ceqs - 1)) - return IRDMA_ERR_INVALID_CEQ_ID; + if (cq->ceq_id >= cq->dev->hmc_fpm_misc.max_ceqs) + return -EINVAL; ceq = cq->dev->ceq[cq->ceq_id]; if (ceq && ceq->reg_cq) @@ -2529,7 +2521,7 @@ static enum irdma_status_code irdma_sc_cq_create(struct irdma_sc_cq *cq, if (!wqe) { if (ceq && ceq->reg_cq) irdma_sc_remove_cq_ctx(ceq, cq); - return IRDMA_ERR_RING_FULL; + return -ENOMEM; } set_64bit_val(wqe, 0, cq->cq_uk.cq_size); @@ -2575,8 +2567,7 @@ static enum irdma_status_code irdma_sc_cq_create(struct irdma_sc_cq *cq, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -enum irdma_status_code irdma_sc_cq_destroy(struct irdma_sc_cq *cq, u64 scratch, - bool post_sq) +int irdma_sc_cq_destroy(struct irdma_sc_cq *cq, u64 scratch, bool post_sq) { struct irdma_sc_cqp *cqp; __le64 *wqe; @@ -2586,7 +2577,7 @@ enum irdma_status_code irdma_sc_cq_destroy(struct irdma_sc_cq *cq, u64 scratch, cqp = cq->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; ceq = cq->dev->ceq[cq->ceq_id]; if (ceq && ceq->reg_cq) @@ -2642,9 +2633,9 @@ void irdma_sc_cq_resize(struct irdma_sc_cq *cq, struct irdma_modify_cq_info *inf * @scratch: u64 saved to be used during cqp completion * @post_sq: flag to post to sq */ -static enum irdma_status_code -irdma_sc_cq_modify(struct irdma_sc_cq *cq, struct irdma_modify_cq_info *info, - u64 scratch, bool post_sq) +static int irdma_sc_cq_modify(struct irdma_sc_cq *cq, + struct irdma_modify_cq_info *info, u64 scratch, + bool post_sq) { struct irdma_sc_cqp *cqp; __le64 *wqe; @@ -2654,12 +2645,12 @@ irdma_sc_cq_modify(struct irdma_sc_cq *cq, struct irdma_modify_cq_info *info, pble_obj_cnt = cq->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; if (info->cq_resize && info->virtual_map && info->first_pm_pbl_idx >= pble_obj_cnt) - return IRDMA_ERR_INVALID_PBLE_INDEX; + return -EINVAL; cqp = cq->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 0, info->cq_size); set_64bit_val(wqe, 8, (uintptr_t)cq >> 1); @@ -2733,8 +2724,8 @@ static inline void irdma_get_cqp_reg_info(struct irdma_sc_cqp *cqp, u32 *val, * @tail: wqtail register value * @count: how many times to try for completion */ -static enum irdma_status_code irdma_cqp_poll_registers(struct irdma_sc_cqp *cqp, - u32 tail, u32 count) +static int irdma_cqp_poll_registers(struct irdma_sc_cqp *cqp, u32 tail, + u32 count) { u32 i = 0; u32 newtail, error, val; @@ -2746,7 +2737,7 @@ static enum irdma_status_code irdma_cqp_poll_registers(struct irdma_sc_cqp *cqp, ibdev_dbg(to_ibdev(cqp->dev), "CQP: CQPERRCODES error_code[x%08X]\n", error); - return IRDMA_ERR_CQP_COMPL_ERROR; + return -EIO; } if (newtail != tail) { /* SUCCESS */ @@ -2757,7 +2748,7 @@ static enum irdma_status_code irdma_cqp_poll_registers(struct irdma_sc_cqp *cqp, udelay(cqp->dev->hw_attrs.max_sleep_count); } - return IRDMA_ERR_TIMEOUT; + return -ETIMEDOUT; } /** @@ -2912,10 +2903,9 @@ static u64 irdma_sc_decode_fpm_query(__le64 *buf, u32 buf_idx, * parses fpm query buffer and copy max_cnt and * size value of hmc objects in hmc_info */ -static enum irdma_status_code -irdma_sc_parse_fpm_query_buf(struct irdma_sc_dev *dev, __le64 *buf, - struct irdma_hmc_info *hmc_info, - struct irdma_hmc_fpm_misc *hmc_fpm_misc) +static int irdma_sc_parse_fpm_query_buf(struct irdma_sc_dev *dev, __le64 *buf, + struct irdma_hmc_info *hmc_info, + struct irdma_hmc_fpm_misc *hmc_fpm_misc) { struct irdma_hmc_obj_info *obj_info; u64 temp; @@ -2954,7 +2944,7 @@ irdma_sc_parse_fpm_query_buf(struct irdma_sc_dev *dev, __le64 *buf, obj_info[IRDMA_HMC_IW_XFFL].size = 4; hmc_fpm_misc->xf_block_size = FIELD_GET(IRDMA_QUERY_FPM_XFBLOCKSIZE, temp); if (!hmc_fpm_misc->xf_block_size) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; irdma_sc_decode_fpm_query(buf, 72, obj_info, IRDMA_HMC_IW_Q1); get_64bit_val(buf, 80, &temp); @@ -2963,7 +2953,7 @@ irdma_sc_parse_fpm_query_buf(struct irdma_sc_dev *dev, __le64 *buf, hmc_fpm_misc->q1_block_size = FIELD_GET(IRDMA_QUERY_FPM_Q1BLOCKSIZE, temp); if (!hmc_fpm_misc->q1_block_size) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; irdma_sc_decode_fpm_query(buf, 88, obj_info, IRDMA_HMC_IW_TIMER); @@ -2987,7 +2977,7 @@ irdma_sc_parse_fpm_query_buf(struct irdma_sc_dev *dev, __le64 *buf, hmc_fpm_misc->rrf_block_size = FIELD_GET(IRDMA_QUERY_FPM_RRFBLOCKSIZE, temp); if (!hmc_fpm_misc->rrf_block_size && obj_info[IRDMA_HMC_IW_RRFFL].max_cnt) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; irdma_sc_decode_fpm_query(buf, 144, obj_info, IRDMA_HMC_IW_HDR); irdma_sc_decode_fpm_query(buf, 152, obj_info, IRDMA_HMC_IW_MD); @@ -2999,7 +2989,7 @@ irdma_sc_parse_fpm_query_buf(struct irdma_sc_dev *dev, __le64 *buf, hmc_fpm_misc->ooiscf_block_size = FIELD_GET(IRDMA_QUERY_FPM_OOISCFBLOCKSIZE, temp); if (!hmc_fpm_misc->ooiscf_block_size && obj_info[IRDMA_HMC_IW_OOISCFFL].max_cnt) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; return 0; } @@ -3027,8 +3017,7 @@ static u32 irdma_sc_find_reg_cq(struct irdma_sc_ceq *ceq, * @ceq: ceq sc structure * @cq: cq sc structure */ -enum irdma_status_code irdma_sc_add_cq_ctx(struct irdma_sc_ceq *ceq, - struct irdma_sc_cq *cq) +int irdma_sc_add_cq_ctx(struct irdma_sc_ceq *ceq, struct irdma_sc_cq *cq) { unsigned long flags; @@ -3036,7 +3025,7 @@ enum irdma_status_code irdma_sc_add_cq_ctx(struct irdma_sc_ceq *ceq, if (ceq->reg_cq_size == ceq->elem_cnt) { spin_unlock_irqrestore(&ceq->req_cq_lock, flags); - return IRDMA_ERR_REG_CQ_FULL; + return -ENOMEM; } ceq->reg_cq[ceq->reg_cq_size++] = cq; @@ -3077,15 +3066,15 @@ exit: * * Initializes the object and context buffers for a control Queue Pair. */ -enum irdma_status_code irdma_sc_cqp_init(struct irdma_sc_cqp *cqp, - struct irdma_cqp_init_info *info) +int irdma_sc_cqp_init(struct irdma_sc_cqp *cqp, + struct irdma_cqp_init_info *info) { u8 hw_sq_size; if (info->sq_size > IRDMA_CQP_SW_SQSIZE_2048 || info->sq_size < IRDMA_CQP_SW_SQSIZE_4 || ((info->sq_size & (info->sq_size - 1)))) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; hw_sq_size = irdma_get_encoded_wqe_size(info->sq_size, IRDMA_QUEUE_TYPE_CQP); @@ -3135,13 +3124,12 @@ enum irdma_status_code irdma_sc_cqp_init(struct irdma_sc_cqp *cqp, * @maj_err: If error, major err number * @min_err: If error, minor err number */ -enum irdma_status_code irdma_sc_cqp_create(struct irdma_sc_cqp *cqp, u16 *maj_err, - u16 *min_err) +int irdma_sc_cqp_create(struct irdma_sc_cqp *cqp, u16 *maj_err, u16 *min_err) { u64 temp; u8 hw_rev; u32 cnt = 0, p1, p2, val = 0, err_code; - enum irdma_status_code ret_code; + int ret_code; hw_rev = cqp->dev->hw_attrs.uk_attrs.hw_rev; cqp->sdbuf.size = ALIGN(IRDMA_UPDATE_SD_BUFF_SIZE * cqp->sq_size, @@ -3150,7 +3138,7 @@ enum irdma_status_code irdma_sc_cqp_create(struct irdma_sc_cqp *cqp, u16 *maj_er cqp->sdbuf.size, &cqp->sdbuf.pa, GFP_KERNEL); if (!cqp->sdbuf.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; spin_lock_init(&cqp->dev->cqp_lock); @@ -3205,7 +3193,7 @@ enum irdma_status_code irdma_sc_cqp_create(struct irdma_sc_cqp *cqp, u16 *maj_er do { if (cnt++ > cqp->dev->hw_attrs.max_done_count) { - ret_code = IRDMA_ERR_TIMEOUT; + ret_code = -ETIMEDOUT; goto err; } udelay(cqp->dev->hw_attrs.max_sleep_count); @@ -3213,7 +3201,7 @@ enum irdma_status_code irdma_sc_cqp_create(struct irdma_sc_cqp *cqp, u16 *maj_er } while (!val); if (FLD_RS_32(cqp->dev, val, IRDMA_CCQPSTATUS_CCQP_ERR)) { - ret_code = IRDMA_ERR_DEVICE_NOT_SUPPORTED; + ret_code = -EOPNOTSUPP; goto err; } @@ -3254,7 +3242,7 @@ __le64 *irdma_sc_cqp_get_next_send_wqe_idx(struct irdma_sc_cqp *cqp, u64 scratch u32 *wqe_idx) { __le64 *wqe = NULL; - enum irdma_status_code ret_code; + int ret_code; if (IRDMA_RING_FULL_ERR(cqp->sq_ring)) { ibdev_dbg(to_ibdev(cqp->dev), @@ -3281,16 +3269,16 @@ __le64 *irdma_sc_cqp_get_next_send_wqe_idx(struct irdma_sc_cqp *cqp, u64 scratch * irdma_sc_cqp_destroy - destroy cqp during close * @cqp: struct for cqp hw */ -enum irdma_status_code irdma_sc_cqp_destroy(struct irdma_sc_cqp *cqp) +int irdma_sc_cqp_destroy(struct irdma_sc_cqp *cqp) { u32 cnt = 0, val; - enum irdma_status_code ret_code = 0; + int ret_code = 0; writel(0, cqp->dev->hw_regs[IRDMA_CCQPHIGH]); writel(0, cqp->dev->hw_regs[IRDMA_CCQPLOW]); do { if (cnt++ > cqp->dev->hw_attrs.max_done_count) { - ret_code = IRDMA_ERR_TIMEOUT; + ret_code = -ETIMEDOUT; break; } udelay(cqp->dev->hw_attrs.max_sleep_count); @@ -3335,8 +3323,8 @@ void irdma_sc_ccq_arm(struct irdma_sc_cq *ccq) * @ccq: ccq sc struct * @info: completion q entry to return */ -enum irdma_status_code irdma_sc_ccq_get_cqe_info(struct irdma_sc_cq *ccq, - struct irdma_ccq_cqe_info *info) +int irdma_sc_ccq_get_cqe_info(struct irdma_sc_cq *ccq, + struct irdma_ccq_cqe_info *info) { u64 qp_ctx, temp, temp1; __le64 *cqe; @@ -3344,7 +3332,7 @@ enum irdma_status_code irdma_sc_ccq_get_cqe_info(struct irdma_sc_cq *ccq, u32 wqe_idx; u32 error; u8 polarity; - enum irdma_status_code ret_code = 0; + int ret_code = 0; if (ccq->cq_uk.avoid_mem_cflct) cqe = IRDMA_GET_CURRENT_EXTENDED_CQ_ELEM(&ccq->cq_uk); @@ -3354,7 +3342,7 @@ enum irdma_status_code irdma_sc_ccq_get_cqe_info(struct irdma_sc_cq *ccq, get_64bit_val(cqe, 24, &temp); polarity = (u8)FIELD_GET(IRDMA_CQ_VALID, temp); if (polarity != ccq->cq_uk.polarity) - return IRDMA_ERR_Q_EMPTY; + return -ENOENT; get_64bit_val(cqe, 8, &qp_ctx); cqp = (struct irdma_sc_cqp *)(unsigned long)qp_ctx; @@ -3401,25 +3389,25 @@ enum irdma_status_code irdma_sc_ccq_get_cqe_info(struct irdma_sc_cq *ccq, * @op_code: cqp opcode for completion * @compl_info: completion q entry to return */ -enum irdma_status_code irdma_sc_poll_for_cqp_op_done(struct irdma_sc_cqp *cqp, u8 op_code, - struct irdma_ccq_cqe_info *compl_info) +int irdma_sc_poll_for_cqp_op_done(struct irdma_sc_cqp *cqp, u8 op_code, + struct irdma_ccq_cqe_info *compl_info) { struct irdma_ccq_cqe_info info = {}; struct irdma_sc_cq *ccq; - enum irdma_status_code ret_code = 0; + int ret_code = 0; u32 cnt = 0; ccq = cqp->dev->ccq; while (1) { if (cnt++ > 100 * cqp->dev->hw_attrs.max_done_count) - return IRDMA_ERR_TIMEOUT; + return -ETIMEDOUT; if (irdma_sc_ccq_get_cqe_info(ccq, &info)) { udelay(cqp->dev->hw_attrs.max_sleep_count); continue; } if (info.error && info.op_code != IRDMA_CQP_OP_QUERY_STAG) { - ret_code = IRDMA_ERR_CQP_COMPL_ERROR; + ret_code = -EIO; break; } /* make sure op code matches*/ @@ -3443,17 +3431,16 @@ enum irdma_status_code irdma_sc_poll_for_cqp_op_done(struct irdma_sc_cqp *cqp, u * @info: info for the manage function table operation * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code -irdma_sc_manage_hmc_pm_func_table(struct irdma_sc_cqp *cqp, - struct irdma_hmc_fcn_info *info, - u64 scratch, bool post_sq) +static int irdma_sc_manage_hmc_pm_func_table(struct irdma_sc_cqp *cqp, + struct irdma_hmc_fcn_info *info, + u64 scratch, bool post_sq) { __le64 *wqe; u64 hdr; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 0, 0); set_64bit_val(wqe, 8, 0); @@ -3486,8 +3473,7 @@ irdma_sc_manage_hmc_pm_func_table(struct irdma_sc_cqp *cqp, * for fpm commit * @cqp: struct for cqp hw */ -static enum irdma_status_code -irdma_sc_commit_fpm_val_done(struct irdma_sc_cqp *cqp) +static int irdma_sc_commit_fpm_val_done(struct irdma_sc_cqp *cqp) { return irdma_sc_poll_for_cqp_op_done(cqp, IRDMA_CQP_OP_COMMIT_FPM_VAL, NULL); @@ -3502,19 +3488,19 @@ irdma_sc_commit_fpm_val_done(struct irdma_sc_cqp *cqp) * @post_sq: flag for cqp db to ring * @wait_type: poll ccq or cqp registers for cqp completion */ -static enum irdma_status_code -irdma_sc_commit_fpm_val(struct irdma_sc_cqp *cqp, u64 scratch, u8 hmc_fn_id, - struct irdma_dma_mem *commit_fpm_mem, bool post_sq, - u8 wait_type) +static int irdma_sc_commit_fpm_val(struct irdma_sc_cqp *cqp, u64 scratch, + u8 hmc_fn_id, + struct irdma_dma_mem *commit_fpm_mem, + bool post_sq, u8 wait_type) { __le64 *wqe; u64 hdr; u32 tail, val, error; - enum irdma_status_code ret_code = 0; + int ret_code = 0; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, hmc_fn_id); set_64bit_val(wqe, 32, commit_fpm_mem->pa); @@ -3548,8 +3534,7 @@ irdma_sc_commit_fpm_val(struct irdma_sc_cqp *cqp, u64 scratch, u8 hmc_fn_id, * query fpm * @cqp: struct for cqp hw */ -static enum irdma_status_code -irdma_sc_query_fpm_val_done(struct irdma_sc_cqp *cqp) +static int irdma_sc_query_fpm_val_done(struct irdma_sc_cqp *cqp) { return irdma_sc_poll_for_cqp_op_done(cqp, IRDMA_CQP_OP_QUERY_FPM_VAL, NULL); @@ -3564,19 +3549,19 @@ irdma_sc_query_fpm_val_done(struct irdma_sc_cqp *cqp) * @post_sq: flag for cqp db to ring * @wait_type: poll ccq or cqp registers for cqp completion */ -static enum irdma_status_code -irdma_sc_query_fpm_val(struct irdma_sc_cqp *cqp, u64 scratch, u8 hmc_fn_id, - struct irdma_dma_mem *query_fpm_mem, bool post_sq, - u8 wait_type) +static int irdma_sc_query_fpm_val(struct irdma_sc_cqp *cqp, u64 scratch, + u8 hmc_fn_id, + struct irdma_dma_mem *query_fpm_mem, + bool post_sq, u8 wait_type) { __le64 *wqe; u64 hdr; u32 tail, val, error; - enum irdma_status_code ret_code = 0; + int ret_code = 0; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, hmc_fn_id); set_64bit_val(wqe, 32, query_fpm_mem->pa); @@ -3608,21 +3593,21 @@ irdma_sc_query_fpm_val(struct irdma_sc_cqp *cqp, u64 scratch, u8 hmc_fn_id, * @ceq: ceq sc structure * @info: ceq initialization info */ -enum irdma_status_code irdma_sc_ceq_init(struct irdma_sc_ceq *ceq, - struct irdma_ceq_init_info *info) +int irdma_sc_ceq_init(struct irdma_sc_ceq *ceq, + struct irdma_ceq_init_info *info) { u32 pble_obj_cnt; if (info->elem_cnt < info->dev->hw_attrs.min_hw_ceq_size || info->elem_cnt > info->dev->hw_attrs.max_hw_ceq_size) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; - if (info->ceq_id > (info->dev->hmc_fpm_misc.max_ceqs - 1)) - return IRDMA_ERR_INVALID_CEQ_ID; + if (info->ceq_id >= info->dev->hmc_fpm_misc.max_ceqs) + return -EINVAL; pble_obj_cnt = info->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; if (info->virtual_map && info->first_pm_pbl_idx >= pble_obj_cnt) - return IRDMA_ERR_INVALID_PBLE_INDEX; + return -EINVAL; ceq->size = sizeof(*ceq); ceq->ceqe_base = (struct irdma_ceqe *)info->ceqe_base; @@ -3655,8 +3640,8 @@ enum irdma_status_code irdma_sc_ceq_init(struct irdma_sc_ceq *ceq, * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code irdma_sc_ceq_create(struct irdma_sc_ceq *ceq, u64 scratch, - bool post_sq) +static int irdma_sc_ceq_create(struct irdma_sc_ceq *ceq, u64 scratch, + bool post_sq) { struct irdma_sc_cqp *cqp; __le64 *wqe; @@ -3665,7 +3650,7 @@ static enum irdma_status_code irdma_sc_ceq_create(struct irdma_sc_ceq *ceq, u64 cqp = ceq->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, ceq->elem_cnt); set_64bit_val(wqe, 32, (ceq->virtual_map ? 0 : ceq->ceq_elem_pa)); @@ -3697,8 +3682,7 @@ static enum irdma_status_code irdma_sc_ceq_create(struct irdma_sc_ceq *ceq, u64 * irdma_sc_cceq_create_done - poll for control ceq wqe to complete * @ceq: ceq sc structure */ -static enum irdma_status_code -irdma_sc_cceq_create_done(struct irdma_sc_ceq *ceq) +static int irdma_sc_cceq_create_done(struct irdma_sc_ceq *ceq) { struct irdma_sc_cqp *cqp; @@ -3711,7 +3695,7 @@ irdma_sc_cceq_create_done(struct irdma_sc_ceq *ceq) * irdma_sc_cceq_destroy_done - poll for destroy cceq to complete * @ceq: ceq sc structure */ -enum irdma_status_code irdma_sc_cceq_destroy_done(struct irdma_sc_ceq *ceq) +int irdma_sc_cceq_destroy_done(struct irdma_sc_ceq *ceq) { struct irdma_sc_cqp *cqp; @@ -3730,9 +3714,9 @@ enum irdma_status_code irdma_sc_cceq_destroy_done(struct irdma_sc_ceq *ceq) * @ceq: ceq sc structure * @scratch: u64 saved to be used during cqp completion */ -enum irdma_status_code irdma_sc_cceq_create(struct irdma_sc_ceq *ceq, u64 scratch) +int irdma_sc_cceq_create(struct irdma_sc_ceq *ceq, u64 scratch) { - enum irdma_status_code ret_code; + int ret_code; struct irdma_sc_dev *dev = ceq->dev; dev->ccq->vsi = ceq->vsi; @@ -3755,8 +3739,7 @@ enum irdma_status_code irdma_sc_cceq_create(struct irdma_sc_ceq *ceq, u64 scratc * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -enum irdma_status_code irdma_sc_ceq_destroy(struct irdma_sc_ceq *ceq, u64 scratch, - bool post_sq) +int irdma_sc_ceq_destroy(struct irdma_sc_ceq *ceq, u64 scratch, bool post_sq) { struct irdma_sc_cqp *cqp; __le64 *wqe; @@ -3765,7 +3748,7 @@ enum irdma_status_code irdma_sc_ceq_destroy(struct irdma_sc_ceq *ceq, u64 scratc cqp = ceq->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, ceq->elem_cnt); set_64bit_val(wqe, 48, ceq->first_pm_pbl_idx); @@ -3884,19 +3867,19 @@ void irdma_sc_cleanup_ceqes(struct irdma_sc_cq *cq, struct irdma_sc_ceq *ceq) * @aeq: aeq structure ptr * @info: aeq initialization info */ -enum irdma_status_code irdma_sc_aeq_init(struct irdma_sc_aeq *aeq, - struct irdma_aeq_init_info *info) +int irdma_sc_aeq_init(struct irdma_sc_aeq *aeq, + struct irdma_aeq_init_info *info) { u32 pble_obj_cnt; if (info->elem_cnt < info->dev->hw_attrs.min_hw_aeq_size || info->elem_cnt > info->dev->hw_attrs.max_hw_aeq_size) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; pble_obj_cnt = info->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; if (info->virtual_map && info->first_pm_pbl_idx >= pble_obj_cnt) - return IRDMA_ERR_INVALID_PBLE_INDEX; + return -EINVAL; aeq->size = sizeof(*aeq); aeq->polarity = 1; @@ -3921,8 +3904,8 @@ enum irdma_status_code irdma_sc_aeq_init(struct irdma_sc_aeq *aeq, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code irdma_sc_aeq_create(struct irdma_sc_aeq *aeq, - u64 scratch, bool post_sq) +static int irdma_sc_aeq_create(struct irdma_sc_aeq *aeq, u64 scratch, + bool post_sq) { __le64 *wqe; struct irdma_sc_cqp *cqp; @@ -3931,7 +3914,7 @@ static enum irdma_status_code irdma_sc_aeq_create(struct irdma_sc_aeq *aeq, cqp = aeq->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, aeq->elem_cnt); set_64bit_val(wqe, 32, (aeq->virtual_map ? 0 : aeq->aeq_elem_pa)); @@ -3960,8 +3943,8 @@ static enum irdma_status_code irdma_sc_aeq_create(struct irdma_sc_aeq *aeq, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -static enum irdma_status_code irdma_sc_aeq_destroy(struct irdma_sc_aeq *aeq, - u64 scratch, bool post_sq) +static int irdma_sc_aeq_destroy(struct irdma_sc_aeq *aeq, u64 scratch, + bool post_sq) { __le64 *wqe; struct irdma_sc_cqp *cqp; @@ -3974,7 +3957,7 @@ static enum irdma_status_code irdma_sc_aeq_destroy(struct irdma_sc_aeq *aeq, cqp = dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, aeq->elem_cnt); set_64bit_val(wqe, 48, aeq->first_pm_pbl_idx); hdr = FIELD_PREP(IRDMA_CQPSQ_OPCODE, IRDMA_CQP_OP_DESTROY_AEQ) | @@ -3997,8 +3980,8 @@ static enum irdma_status_code irdma_sc_aeq_destroy(struct irdma_sc_aeq *aeq, * @aeq: aeq structure ptr * @info: aeqe info to be returned */ -enum irdma_status_code irdma_sc_get_next_aeqe(struct irdma_sc_aeq *aeq, - struct irdma_aeqe_info *info) +int irdma_sc_get_next_aeqe(struct irdma_sc_aeq *aeq, + struct irdma_aeqe_info *info) { u64 temp, compl_ctx; __le64 *aeqe; @@ -4012,7 +3995,7 @@ enum irdma_status_code irdma_sc_get_next_aeqe(struct irdma_sc_aeq *aeq, polarity = (u8)FIELD_GET(IRDMA_AEQE_VALID, temp); if (aeq->polarity != polarity) - return IRDMA_ERR_Q_EMPTY; + return -ENOENT; print_hex_dump_debug("WQE: AEQ_ENTRY WQE", DUMP_PREFIX_OFFSET, 16, 8, aeqe, 16, false); @@ -4157,22 +4140,21 @@ void irdma_sc_repost_aeq_entries(struct irdma_sc_dev *dev, u32 count) * @cq: sc's cq ctruct * @info: info for control cq initialization */ -enum irdma_status_code irdma_sc_ccq_init(struct irdma_sc_cq *cq, - struct irdma_ccq_init_info *info) +int irdma_sc_ccq_init(struct irdma_sc_cq *cq, struct irdma_ccq_init_info *info) { u32 pble_obj_cnt; if (info->num_elem < info->dev->hw_attrs.uk_attrs.min_hw_cq_size || info->num_elem > info->dev->hw_attrs.uk_attrs.max_hw_cq_size) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; - if (info->ceq_id > (info->dev->hmc_fpm_misc.max_ceqs - 1)) - return IRDMA_ERR_INVALID_CEQ_ID; + if (info->ceq_id >= info->dev->hmc_fpm_misc.max_ceqs) + return -EINVAL; pble_obj_cnt = info->dev->hmc_info->hmc_obj[IRDMA_HMC_IW_PBLE].cnt; if (info->virtual_map && info->first_pm_pbl_idx >= pble_obj_cnt) - return IRDMA_ERR_INVALID_PBLE_INDEX; + return -EINVAL; cq->cq_pa = info->cq_pa; cq->cq_uk.cq_base = info->cq_base; @@ -4209,7 +4191,7 @@ enum irdma_status_code irdma_sc_ccq_init(struct irdma_sc_cq *cq, * irdma_sc_ccq_create_done - poll cqp for ccq create * @ccq: ccq sc struct */ -static inline enum irdma_status_code irdma_sc_ccq_create_done(struct irdma_sc_cq *ccq) +static inline int irdma_sc_ccq_create_done(struct irdma_sc_cq *ccq) { struct irdma_sc_cqp *cqp; @@ -4225,10 +4207,10 @@ static inline enum irdma_status_code irdma_sc_ccq_create_done(struct irdma_sc_cq * @check_overflow: overlow flag for ccq * @post_sq: flag for cqp db to ring */ -enum irdma_status_code irdma_sc_ccq_create(struct irdma_sc_cq *ccq, u64 scratch, - bool check_overflow, bool post_sq) +int irdma_sc_ccq_create(struct irdma_sc_cq *ccq, u64 scratch, + bool check_overflow, bool post_sq) { - enum irdma_status_code ret_code; + int ret_code; ret_code = irdma_sc_cq_create(ccq, scratch, check_overflow, post_sq); if (ret_code) @@ -4250,19 +4232,18 @@ enum irdma_status_code irdma_sc_ccq_create(struct irdma_sc_cq *ccq, u64 scratch, * @scratch: u64 saved to be used during cqp completion * @post_sq: flag for cqp db to ring */ -enum irdma_status_code irdma_sc_ccq_destroy(struct irdma_sc_cq *ccq, u64 scratch, - bool post_sq) +int irdma_sc_ccq_destroy(struct irdma_sc_cq *ccq, u64 scratch, bool post_sq) { struct irdma_sc_cqp *cqp; __le64 *wqe; u64 hdr; - enum irdma_status_code ret_code = 0; + int ret_code = 0; u32 tail, val, error; cqp = ccq->dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 0, ccq->cq_uk.cq_size); set_64bit_val(wqe, 8, (uintptr_t)ccq >> 1); @@ -4301,13 +4282,12 @@ enum irdma_status_code irdma_sc_ccq_destroy(struct irdma_sc_cq *ccq, u64 scratch * @dev : ptr to irdma_dev struct * @hmc_fn_id: hmc function id */ -enum irdma_status_code irdma_sc_init_iw_hmc(struct irdma_sc_dev *dev, - u8 hmc_fn_id) +int irdma_sc_init_iw_hmc(struct irdma_sc_dev *dev, u8 hmc_fn_id) { struct irdma_hmc_info *hmc_info; struct irdma_hmc_fpm_misc *hmc_fpm_misc; struct irdma_dma_mem query_fpm_mem; - enum irdma_status_code ret_code = 0; + int ret_code = 0; u8 wait_type; hmc_info = dev->hmc_info; @@ -4338,14 +4318,13 @@ enum irdma_status_code irdma_sc_init_iw_hmc(struct irdma_sc_dev *dev, * @dev : ptr to irdma_dev struct * @hmc_fn_id: hmc function id */ -static enum irdma_status_code irdma_sc_cfg_iw_fpm(struct irdma_sc_dev *dev, - u8 hmc_fn_id) +static int irdma_sc_cfg_iw_fpm(struct irdma_sc_dev *dev, u8 hmc_fn_id) { struct irdma_hmc_info *hmc_info; struct irdma_hmc_obj_info *obj_info; __le64 *buf; struct irdma_dma_mem commit_fpm_mem; - enum irdma_status_code ret_code = 0; + int ret_code = 0; u8 wait_type; hmc_info = dev->hmc_info; @@ -4408,9 +4387,8 @@ static enum irdma_status_code irdma_sc_cfg_iw_fpm(struct irdma_sc_dev *dev, * @info: sd info for wqe * @scratch: u64 saved to be used during cqp completion */ -static enum irdma_status_code -cqp_sds_wqe_fill(struct irdma_sc_cqp *cqp, struct irdma_update_sds_info *info, - u64 scratch) +static int cqp_sds_wqe_fill(struct irdma_sc_cqp *cqp, + struct irdma_update_sds_info *info, u64 scratch) { u64 data; u64 hdr; @@ -4422,7 +4400,7 @@ cqp_sds_wqe_fill(struct irdma_sc_cqp *cqp, struct irdma_update_sds_info *info, wqe = irdma_sc_cqp_get_next_send_wqe_idx(cqp, scratch, &wqe_idx); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; wqe_entries = (info->cnt > 3) ? 3 : info->cnt; mem_entries = info->cnt - wqe_entries; @@ -4488,12 +4466,11 @@ cqp_sds_wqe_fill(struct irdma_sc_cqp *cqp, struct irdma_update_sds_info *info, * @info: sd info for sd's * @scratch: u64 saved to be used during cqp completion */ -static enum irdma_status_code -irdma_update_pe_sds(struct irdma_sc_dev *dev, - struct irdma_update_sds_info *info, u64 scratch) +static int irdma_update_pe_sds(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *info, u64 scratch) { struct irdma_sc_cqp *cqp = dev->cqp; - enum irdma_status_code ret_code; + int ret_code; ret_code = cqp_sds_wqe_fill(cqp, info, scratch); if (!ret_code) @@ -4507,13 +4484,12 @@ irdma_update_pe_sds(struct irdma_sc_dev *dev, * @dev: sc device struct * @info: sd info for sd's */ -enum irdma_status_code -irdma_update_sds_noccq(struct irdma_sc_dev *dev, - struct irdma_update_sds_info *info) +int irdma_update_sds_noccq(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *info) { u32 error, val, tail; struct irdma_sc_cqp *cqp = dev->cqp; - enum irdma_status_code ret_code; + int ret_code; ret_code = cqp_sds_wqe_fill(cqp, info, 0); if (ret_code) @@ -4534,10 +4510,9 @@ irdma_update_sds_noccq(struct irdma_sc_dev *dev, * @post_sq: flag for cqp db to ring * @poll_registers: flag to poll register for cqp completion */ -enum irdma_status_code -irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, u64 scratch, - u8 hmc_fn_id, bool post_sq, - bool poll_registers) +int irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, u64 scratch, + u8 hmc_fn_id, bool post_sq, + bool poll_registers) { u64 hdr; __le64 *wqe; @@ -4545,7 +4520,7 @@ irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, u64 scratch, wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, FIELD_PREP(IRDMA_SHMC_PAGE_ALLOCATED_HMC_FN_ID, hmc_fn_id)); @@ -4620,8 +4595,7 @@ static u32 irdma_est_sd(struct irdma_sc_dev *dev, * irdma_sc_query_rdma_features_done - poll cqp for query features done * @cqp: struct for cqp hw */ -static enum irdma_status_code -irdma_sc_query_rdma_features_done(struct irdma_sc_cqp *cqp) +static int irdma_sc_query_rdma_features_done(struct irdma_sc_cqp *cqp) { return irdma_sc_poll_for_cqp_op_done(cqp, IRDMA_CQP_OP_QUERY_RDMA_FEATURES, @@ -4634,16 +4608,15 @@ irdma_sc_query_rdma_features_done(struct irdma_sc_cqp *cqp) * @buf: buffer to hold query info * @scratch: u64 saved to be used during cqp completion */ -static enum irdma_status_code -irdma_sc_query_rdma_features(struct irdma_sc_cqp *cqp, - struct irdma_dma_mem *buf, u64 scratch) +static int irdma_sc_query_rdma_features(struct irdma_sc_cqp *cqp, + struct irdma_dma_mem *buf, u64 scratch) { __le64 *wqe; u64 temp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; temp = buf->pa; set_64bit_val(wqe, 32, temp); @@ -4667,9 +4640,9 @@ irdma_sc_query_rdma_features(struct irdma_sc_cqp *cqp, * irdma_get_rdma_features - get RDMA features * @dev: sc device struct */ -enum irdma_status_code irdma_get_rdma_features(struct irdma_sc_dev *dev) +int irdma_get_rdma_features(struct irdma_sc_dev *dev) { - enum irdma_status_code ret_code; + int ret_code; struct irdma_dma_mem feat_buf; u64 temp; u16 byte_idx, feat_type, feat_cnt, feat_idx; @@ -4679,7 +4652,7 @@ enum irdma_status_code irdma_get_rdma_features(struct irdma_sc_dev *dev) feat_buf.va = dma_alloc_coherent(dev->hw->device, feat_buf.size, &feat_buf.pa, GFP_KERNEL); if (!feat_buf.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; ret_code = irdma_sc_query_rdma_features(dev->cqp, &feat_buf, 0); if (!ret_code) @@ -4690,7 +4663,7 @@ enum irdma_status_code irdma_get_rdma_features(struct irdma_sc_dev *dev) get_64bit_val(feat_buf.va, 0, &temp); feat_cnt = (u16)FIELD_GET(IRDMA_FEATURE_CNT, temp); if (feat_cnt < 2) { - ret_code = IRDMA_ERR_INVALID_FEAT_CNT; + ret_code = -EINVAL; goto exit; } else if (feat_cnt > IRDMA_MAX_FEATURES) { ibdev_dbg(to_ibdev(dev), @@ -4704,7 +4677,7 @@ enum irdma_status_code irdma_get_rdma_features(struct irdma_sc_dev *dev) feat_buf.size, &feat_buf.pa, GFP_KERNEL); if (!feat_buf.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; ret_code = irdma_sc_query_rdma_features(dev->cqp, &feat_buf, 0); if (!ret_code) @@ -4715,7 +4688,7 @@ enum irdma_status_code irdma_get_rdma_features(struct irdma_sc_dev *dev) get_64bit_val(feat_buf.va, 0, &temp); feat_cnt = (u16)FIELD_GET(IRDMA_FEATURE_CNT, temp); if (feat_cnt < 2) { - ret_code = IRDMA_ERR_INVALID_FEAT_CNT; + ret_code = -EINVAL; goto exit; } } @@ -4794,7 +4767,7 @@ static void cfg_fpm_value_gen_2(struct irdma_sc_dev *dev, * @dev: sc device struct * @qp_count: desired qp count */ -enum irdma_status_code irdma_cfg_fpm_val(struct irdma_sc_dev *dev, u32 qp_count) +int irdma_cfg_fpm_val(struct irdma_sc_dev *dev, u32 qp_count) { struct irdma_virt_mem virt_mem; u32 i, mem_size; @@ -4805,7 +4778,7 @@ enum irdma_status_code irdma_cfg_fpm_val(struct irdma_sc_dev *dev, u32 qp_count) u32 loop_count = 0; struct irdma_hmc_info *hmc_info; struct irdma_hmc_fpm_misc *hmc_fpm_misc; - enum irdma_status_code ret_code = 0; + int ret_code = 0; hmc_info = dev->hmc_info; hmc_fpm_misc = &dev->hmc_fpm_misc; @@ -4932,7 +4905,7 @@ enum irdma_status_code irdma_cfg_fpm_val(struct irdma_sc_dev *dev, u32 qp_count) ibdev_dbg(to_ibdev(dev), "HMC: cfg_fpm failed loop_cnt=%d, sd_needed=%d, max sd count %d\n", loop_count, sd_needed, hmc_info->sd_table.sd_cnt); - return IRDMA_ERR_CFG; + return -EINVAL; } if (loop_count > 1 && sd_needed < hmc_fpm_misc->max_sds) { @@ -4968,7 +4941,7 @@ enum irdma_status_code irdma_cfg_fpm_val(struct irdma_sc_dev *dev, u32 qp_count) if (!virt_mem.va) { ibdev_dbg(to_ibdev(dev), "HMC: failed to allocate memory for sd_entry buffer\n"); - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } hmc_info->sd_table.sd_entry = virt_mem.va; @@ -4980,10 +4953,10 @@ enum irdma_status_code irdma_cfg_fpm_val(struct irdma_sc_dev *dev, u32 qp_count) * @dev: rdma device * @pcmdinfo: cqp command info */ -static enum irdma_status_code irdma_exec_cqp_cmd(struct irdma_sc_dev *dev, - struct cqp_cmds_info *pcmdinfo) +static int irdma_exec_cqp_cmd(struct irdma_sc_dev *dev, + struct cqp_cmds_info *pcmdinfo) { - enum irdma_status_code status; + int status; struct irdma_dma_mem val_mem; bool alloc = false; @@ -5245,7 +5218,7 @@ static enum irdma_status_code irdma_exec_cqp_cmd(struct irdma_sc_dev *dev, pcmdinfo->in.u.mc_modify.scratch); break; default: - status = IRDMA_NOT_SUPPORTED; + status = -EOPNOTSUPP; break; } @@ -5257,10 +5230,10 @@ static enum irdma_status_code irdma_exec_cqp_cmd(struct irdma_sc_dev *dev, * @dev: sc device struct * @pcmdinfo: cqp command info */ -enum irdma_status_code irdma_process_cqp_cmd(struct irdma_sc_dev *dev, - struct cqp_cmds_info *pcmdinfo) +int irdma_process_cqp_cmd(struct irdma_sc_dev *dev, + struct cqp_cmds_info *pcmdinfo) { - enum irdma_status_code status = 0; + int status = 0; unsigned long flags; spin_lock_irqsave(&dev->cqp_lock, flags); @@ -5276,9 +5249,9 @@ enum irdma_status_code irdma_process_cqp_cmd(struct irdma_sc_dev *dev, * irdma_process_bh - called from tasklet for cqp list * @dev: sc device struct */ -enum irdma_status_code irdma_process_bh(struct irdma_sc_dev *dev) +int irdma_process_bh(struct irdma_sc_dev *dev) { - enum irdma_status_code status = 0; + int status = 0; struct cqp_cmds_info *pcmdinfo; unsigned long flags; @@ -5366,12 +5339,11 @@ static inline void irdma_sc_init_hw(struct irdma_sc_dev *dev) * @dev: Device pointer * @info: Device init info */ -enum irdma_status_code irdma_sc_dev_init(enum irdma_vers ver, - struct irdma_sc_dev *dev, - struct irdma_device_init_info *info) +int irdma_sc_dev_init(enum irdma_vers ver, struct irdma_sc_dev *dev, + struct irdma_device_init_info *info) { u32 val; - enum irdma_status_code ret_code = 0; + int ret_code = 0; u8 db_size; INIT_LIST_HEAD(&dev->cqp_cmd_head); /* for CQP command backlog */ @@ -5415,7 +5387,7 @@ enum irdma_status_code irdma_sc_dev_init(enum irdma_vers ver, irdma_sc_init_hw(dev); if (irdma_wait_pe_ready(dev)) - return IRDMA_ERR_TIMEOUT; + return -ETIMEDOUT; val = readl(dev->hw_regs[IRDMA_GLPCI_LBARCTRL]); db_size = (u8)FIELD_GET(IRDMA_GLPCI_LBARCTRL_PE_DB_SIZE, val); @@ -5423,7 +5395,7 @@ enum irdma_status_code irdma_sc_dev_init(enum irdma_vers ver, ibdev_dbg(to_ibdev(dev), "DEV: RDMA PE doorbell is not enabled in CSR val 0x%x db_size=%d\n", val, db_size); - return IRDMA_ERR_PE_DOORBELL_NOT_ENA; + return -ENODEV; } dev->db_addr = dev->hw->hw_addr + (uintptr_t)dev->hw_regs[IRDMA_DB_ADDR_OFFSET]; diff --git a/drivers/infiniband/hw/irdma/defs.h b/drivers/infiniband/hw/irdma/defs.h index cc3d9a365b35..e03e03082a5f 100644 --- a/drivers/infiniband/hw/irdma/defs.h +++ b/drivers/infiniband/hw/irdma/defs.h @@ -964,7 +964,7 @@ enum irdma_cqp_op_type { (_ring).head = ((_ring).head + 1) % size; \ (_retcode) = 0; \ } else { \ - (_retcode) = IRDMA_ERR_RING_FULL; \ + (_retcode) = -ENOMEM; \ } \ } #define IRDMA_RING_MOVE_HEAD_BY_COUNT(_ring, _count, _retcode) \ @@ -975,7 +975,7 @@ enum irdma_cqp_op_type { (_ring).head = ((_ring).head + (_count)) % size; \ (_retcode) = 0; \ } else { \ - (_retcode) = IRDMA_ERR_RING_FULL; \ + (_retcode) = -ENOMEM; \ } \ } #define IRDMA_SQ_RING_MOVE_HEAD(_ring, _retcode) \ @@ -986,7 +986,7 @@ enum irdma_cqp_op_type { (_ring).head = ((_ring).head + 1) % size; \ (_retcode) = 0; \ } else { \ - (_retcode) = IRDMA_ERR_RING_FULL; \ + (_retcode) = -ENOMEM; \ } \ } #define IRDMA_SQ_RING_MOVE_HEAD_BY_COUNT(_ring, _count, _retcode) \ @@ -997,7 +997,7 @@ enum irdma_cqp_op_type { (_ring).head = ((_ring).head + (_count)) % size; \ (_retcode) = 0; \ } else { \ - (_retcode) = IRDMA_ERR_RING_FULL; \ + (_retcode) = -ENOMEM; \ } \ } #define IRDMA_RING_MOVE_HEAD_BY_COUNT_NOCHECK(_ring, _count) \ diff --git a/drivers/infiniband/hw/irdma/hmc.c b/drivers/infiniband/hw/irdma/hmc.c index ecffcb93c05a..49307ce8c4da 100644 --- a/drivers/infiniband/hw/irdma/hmc.c +++ b/drivers/infiniband/hw/irdma/hmc.c @@ -1,7 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB /* Copyright (c) 2015 - 2021 Intel Corporation */ #include "osdep.h" -#include "status.h" #include "hmc.h" #include "defs.h" #include "type.h" @@ -121,10 +120,8 @@ static inline void irdma_invalidate_pf_hmc_pd(struct irdma_sc_dev *dev, u32 sd_i * @type: paged or direct sd * @setsd: flag to set or clear sd */ -enum irdma_status_code irdma_hmc_sd_one(struct irdma_sc_dev *dev, u8 hmc_fn_id, - u64 pa, u32 sd_idx, - enum irdma_sd_entry_type type, - bool setsd) +int irdma_hmc_sd_one(struct irdma_sc_dev *dev, u8 hmc_fn_id, u64 pa, u32 sd_idx, + enum irdma_sd_entry_type type, bool setsd) { struct irdma_update_sds_info sdinfo; @@ -145,16 +142,15 @@ enum irdma_status_code irdma_hmc_sd_one(struct irdma_sc_dev *dev, u8 hmc_fn_id, * @sd_cnt: number of sd entries * @setsd: flag to set or clear sd */ -static enum irdma_status_code irdma_hmc_sd_grp(struct irdma_sc_dev *dev, - struct irdma_hmc_info *hmc_info, - u32 sd_index, u32 sd_cnt, - bool setsd) +static int irdma_hmc_sd_grp(struct irdma_sc_dev *dev, + struct irdma_hmc_info *hmc_info, u32 sd_index, + u32 sd_cnt, bool setsd) { struct irdma_hmc_sd_entry *sd_entry; struct irdma_update_sds_info sdinfo = {}; u64 pa; u32 i; - enum irdma_status_code ret_code = 0; + int ret_code = 0; sdinfo.hmc_fn_id = hmc_info->hmc_fn_id; for (i = sd_index; i < sd_index + sd_cnt; i++) { @@ -196,16 +192,15 @@ static enum irdma_status_code irdma_hmc_sd_grp(struct irdma_sc_dev *dev, * @dev: pointer to the device structure * @info: create obj info */ -static enum irdma_status_code -irdma_hmc_finish_add_sd_reg(struct irdma_sc_dev *dev, - struct irdma_hmc_create_obj_info *info) +static int irdma_hmc_finish_add_sd_reg(struct irdma_sc_dev *dev, + struct irdma_hmc_create_obj_info *info) { if (info->start_idx >= info->hmc_info->hmc_obj[info->rsrc_type].cnt) - return IRDMA_ERR_INVALID_HMC_OBJ_INDEX; + return -EINVAL; if ((info->start_idx + info->count) > info->hmc_info->hmc_obj[info->rsrc_type].cnt) - return IRDMA_ERR_INVALID_HMC_OBJ_COUNT; + return -EINVAL; if (!info->add_sd_cnt) return 0; @@ -222,9 +217,8 @@ irdma_hmc_finish_add_sd_reg(struct irdma_sc_dev *dev, * This will allocate memory for PDs and backing pages and populate * the sd and pd entries. */ -enum irdma_status_code -irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev, - struct irdma_hmc_create_obj_info *info) +int irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev, + struct irdma_hmc_create_obj_info *info) { struct irdma_hmc_sd_entry *sd_entry; u32 sd_idx, sd_lmt; @@ -232,10 +226,10 @@ irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev, u32 pd_idx1 = 0, pd_lmt1 = 0; u32 i, j; bool pd_error = false; - enum irdma_status_code ret_code = 0; + int ret_code = 0; if (info->start_idx >= info->hmc_info->hmc_obj[info->rsrc_type].cnt) - return IRDMA_ERR_INVALID_HMC_OBJ_INDEX; + return -EINVAL; if ((info->start_idx + info->count) > info->hmc_info->hmc_obj[info->rsrc_type].cnt) { @@ -243,7 +237,7 @@ irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev, "HMC: error type %u, start = %u, req cnt %u, cnt = %u\n", info->rsrc_type, info->start_idx, info->count, info->hmc_info->hmc_obj[info->rsrc_type].cnt); - return IRDMA_ERR_INVALID_HMC_OBJ_COUNT; + return -EINVAL; } irdma_find_sd_index_limit(info->hmc_info, info->rsrc_type, @@ -251,7 +245,7 @@ irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev, &sd_lmt); if (sd_idx >= info->hmc_info->sd_table.sd_cnt || sd_lmt > info->hmc_info->sd_table.sd_cnt) { - return IRDMA_ERR_INVALID_SD_INDEX; + return -EINVAL; } irdma_find_pd_index_limit(info->hmc_info, info->rsrc_type, @@ -312,7 +306,7 @@ exit_sd_error: irdma_prep_remove_pd_page(info->hmc_info, (j - 1)); break; default: - ret_code = IRDMA_ERR_INVALID_SD_TYPE; + ret_code = -EINVAL; break; } j--; @@ -327,12 +321,12 @@ exit_sd_error: * @info: dele obj info * @reset: true if called before reset */ -static enum irdma_status_code -irdma_finish_del_sd_reg(struct irdma_sc_dev *dev, - struct irdma_hmc_del_obj_info *info, bool reset) +static int irdma_finish_del_sd_reg(struct irdma_sc_dev *dev, + struct irdma_hmc_del_obj_info *info, + bool reset) { struct irdma_hmc_sd_entry *sd_entry; - enum irdma_status_code ret_code = 0; + int ret_code = 0; u32 i, sd_idx; struct irdma_dma_mem *mem; @@ -373,22 +367,21 @@ irdma_finish_del_sd_reg(struct irdma_sc_dev *dev, * caller should deallocate memory allocated previously for * book-keeping information about PDs and backing storage. */ -enum irdma_status_code irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev, - struct irdma_hmc_del_obj_info *info, - bool reset) +int irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev, + struct irdma_hmc_del_obj_info *info, bool reset) { struct irdma_hmc_pd_table *pd_table; u32 sd_idx, sd_lmt; u32 pd_idx, pd_lmt, rel_pd_idx; u32 i, j; - enum irdma_status_code ret_code = 0; + int ret_code = 0; if (info->start_idx >= info->hmc_info->hmc_obj[info->rsrc_type].cnt) { ibdev_dbg(to_ibdev(dev), "HMC: error start_idx[%04d] >= [type %04d].cnt[%04d]\n", info->start_idx, info->rsrc_type, info->hmc_info->hmc_obj[info->rsrc_type].cnt); - return IRDMA_ERR_INVALID_HMC_OBJ_INDEX; + return -EINVAL; } if ((info->start_idx + info->count) > @@ -397,7 +390,7 @@ enum irdma_status_code irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev, "HMC: error start_idx[%04d] + count %04d >= [type %04d].cnt[%04d]\n", info->start_idx, info->count, info->rsrc_type, info->hmc_info->hmc_obj[info->rsrc_type].cnt); - return IRDMA_ERR_INVALID_HMC_OBJ_COUNT; + return -EINVAL; } irdma_find_pd_index_limit(info->hmc_info, info->rsrc_type, @@ -433,7 +426,7 @@ enum irdma_status_code irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev, if (sd_idx >= info->hmc_info->sd_table.sd_cnt || sd_lmt > info->hmc_info->sd_table.sd_cnt) { ibdev_dbg(to_ibdev(dev), "HMC: invalid sd_idx\n"); - return IRDMA_ERR_INVALID_SD_INDEX; + return -EINVAL; } for (i = sd_idx; i < sd_lmt; i++) { @@ -477,11 +470,9 @@ enum irdma_status_code irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev, * @type: what type of segment descriptor we're manipulating * @direct_mode_sz: size to alloc in direct mode */ -enum irdma_status_code irdma_add_sd_table_entry(struct irdma_hw *hw, - struct irdma_hmc_info *hmc_info, - u32 sd_index, - enum irdma_sd_entry_type type, - u64 direct_mode_sz) +int irdma_add_sd_table_entry(struct irdma_hw *hw, + struct irdma_hmc_info *hmc_info, u32 sd_index, + enum irdma_sd_entry_type type, u64 direct_mode_sz) { struct irdma_hmc_sd_entry *sd_entry; struct irdma_dma_mem dma_mem; @@ -499,7 +490,7 @@ enum irdma_status_code irdma_add_sd_table_entry(struct irdma_hw *hw, dma_mem.va = dma_alloc_coherent(hw->device, dma_mem.size, &dma_mem.pa, GFP_KERNEL); if (!dma_mem.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; if (type == IRDMA_SD_TYPE_PAGED) { struct irdma_virt_mem *vmem = &sd_entry->u.pd_table.pd_entry_virt_mem; @@ -510,7 +501,7 @@ enum irdma_status_code irdma_add_sd_table_entry(struct irdma_hw *hw, dma_free_coherent(hw->device, dma_mem.size, dma_mem.va, dma_mem.pa); dma_mem.va = NULL; - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } sd_entry->u.pd_table.pd_entry = vmem->va; @@ -549,10 +540,9 @@ enum irdma_status_code irdma_add_sd_table_entry(struct irdma_hw *hw, * aligned on 4K boundary and zeroed memory. * 2. It should be 4K in size. */ -enum irdma_status_code irdma_add_pd_table_entry(struct irdma_sc_dev *dev, - struct irdma_hmc_info *hmc_info, - u32 pd_index, - struct irdma_dma_mem *rsrc_pg) +int irdma_add_pd_table_entry(struct irdma_sc_dev *dev, + struct irdma_hmc_info *hmc_info, u32 pd_index, + struct irdma_dma_mem *rsrc_pg) { struct irdma_hmc_pd_table *pd_table; struct irdma_hmc_pd_entry *pd_entry; @@ -563,7 +553,7 @@ enum irdma_status_code irdma_add_pd_table_entry(struct irdma_sc_dev *dev, u64 page_desc; if (pd_index / IRDMA_HMC_PD_CNT_IN_SD >= hmc_info->sd_table.sd_cnt) - return IRDMA_ERR_INVALID_PAGE_DESC_INDEX; + return -EINVAL; sd_idx = (pd_index / IRDMA_HMC_PD_CNT_IN_SD); if (hmc_info->sd_table.sd_entry[sd_idx].entry_type != @@ -584,7 +574,7 @@ enum irdma_status_code irdma_add_pd_table_entry(struct irdma_sc_dev *dev, page->size, &page->pa, GFP_KERNEL); if (!page->va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; pd_entry->rsrc_pg = false; } @@ -621,9 +611,8 @@ enum irdma_status_code irdma_add_pd_table_entry(struct irdma_sc_dev *dev, * 1. Caller can deallocate the memory used by backing storage after this * function returns. */ -enum irdma_status_code irdma_remove_pd_bp(struct irdma_sc_dev *dev, - struct irdma_hmc_info *hmc_info, - u32 idx) +int irdma_remove_pd_bp(struct irdma_sc_dev *dev, + struct irdma_hmc_info *hmc_info, u32 idx) { struct irdma_hmc_pd_entry *pd_entry; struct irdma_hmc_pd_table *pd_table; @@ -635,11 +624,11 @@ enum irdma_status_code irdma_remove_pd_bp(struct irdma_sc_dev *dev, sd_idx = idx / IRDMA_HMC_PD_CNT_IN_SD; rel_pd_idx = idx % IRDMA_HMC_PD_CNT_IN_SD; if (sd_idx >= hmc_info->sd_table.sd_cnt) - return IRDMA_ERR_INVALID_PAGE_DESC_INDEX; + return -EINVAL; sd_entry = &hmc_info->sd_table.sd_entry[sd_idx]; if (sd_entry->entry_type != IRDMA_SD_TYPE_PAGED) - return IRDMA_ERR_INVALID_SD_TYPE; + return -EINVAL; pd_table = &hmc_info->sd_table.sd_entry[sd_idx].u.pd_table; pd_entry = &pd_table->pd_entry[rel_pd_idx]; @@ -656,7 +645,7 @@ enum irdma_status_code irdma_remove_pd_bp(struct irdma_sc_dev *dev, if (!pd_entry->rsrc_pg) { mem = &pd_entry->bp.addr; if (!mem || !mem->va) - return IRDMA_ERR_PARAM; + return -EINVAL; dma_free_coherent(dev->hw->device, mem->size, mem->va, mem->pa); @@ -673,14 +662,13 @@ enum irdma_status_code irdma_remove_pd_bp(struct irdma_sc_dev *dev, * @hmc_info: pointer to the HMC configuration information structure * @idx: the page index */ -enum irdma_status_code irdma_prep_remove_sd_bp(struct irdma_hmc_info *hmc_info, - u32 idx) +int irdma_prep_remove_sd_bp(struct irdma_hmc_info *hmc_info, u32 idx) { struct irdma_hmc_sd_entry *sd_entry; sd_entry = &hmc_info->sd_table.sd_entry[idx]; if (--sd_entry->u.bp.use_cnt) - return IRDMA_ERR_NOT_READY; + return -EBUSY; hmc_info->sd_table.use_cnt--; sd_entry->valid = false; @@ -693,15 +681,14 @@ enum irdma_status_code irdma_prep_remove_sd_bp(struct irdma_hmc_info *hmc_info, * @hmc_info: pointer to the HMC configuration information structure * @idx: segment descriptor index to find the relevant page descriptor */ -enum irdma_status_code -irdma_prep_remove_pd_page(struct irdma_hmc_info *hmc_info, u32 idx) +int irdma_prep_remove_pd_page(struct irdma_hmc_info *hmc_info, u32 idx) { struct irdma_hmc_sd_entry *sd_entry; sd_entry = &hmc_info->sd_table.sd_entry[idx]; if (sd_entry->u.pd_table.use_cnt) - return IRDMA_ERR_NOT_READY; + return -EBUSY; sd_entry->valid = false; hmc_info->sd_table.use_cnt--; diff --git a/drivers/infiniband/hw/irdma/hmc.h b/drivers/infiniband/hw/irdma/hmc.h index e2139c788b1b..f5c5dacc7021 100644 --- a/drivers/infiniband/hw/irdma/hmc.h +++ b/drivers/infiniband/hw/irdma/hmc.h @@ -141,40 +141,29 @@ struct irdma_hmc_del_obj_info { bool privileged; }; -enum irdma_status_code irdma_copy_dma_mem(struct irdma_hw *hw, void *dest_buf, - struct irdma_dma_mem *src_mem, - u64 src_offset, u64 size); -enum irdma_status_code -irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev, - struct irdma_hmc_create_obj_info *info); -enum irdma_status_code irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev, - struct irdma_hmc_del_obj_info *info, - bool reset); -enum irdma_status_code irdma_hmc_sd_one(struct irdma_sc_dev *dev, u8 hmc_fn_id, - u64 pa, u32 sd_idx, - enum irdma_sd_entry_type type, - bool setsd); -enum irdma_status_code -irdma_update_sds_noccq(struct irdma_sc_dev *dev, - struct irdma_update_sds_info *info); +int irdma_copy_dma_mem(struct irdma_hw *hw, void *dest_buf, + struct irdma_dma_mem *src_mem, u64 src_offset, u64 size); +int irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev, + struct irdma_hmc_create_obj_info *info); +int irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev, + struct irdma_hmc_del_obj_info *info, bool reset); +int irdma_hmc_sd_one(struct irdma_sc_dev *dev, u8 hmc_fn_id, u64 pa, u32 sd_idx, + enum irdma_sd_entry_type type, + bool setsd); +int irdma_update_sds_noccq(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *info); struct irdma_vfdev *irdma_vfdev_from_fpm(struct irdma_sc_dev *dev, u8 hmc_fn_id); struct irdma_hmc_info *irdma_vf_hmcinfo_from_fpm(struct irdma_sc_dev *dev, u8 hmc_fn_id); -enum irdma_status_code irdma_add_sd_table_entry(struct irdma_hw *hw, - struct irdma_hmc_info *hmc_info, - u32 sd_index, - enum irdma_sd_entry_type type, - u64 direct_mode_sz); -enum irdma_status_code irdma_add_pd_table_entry(struct irdma_sc_dev *dev, - struct irdma_hmc_info *hmc_info, - u32 pd_index, - struct irdma_dma_mem *rsrc_pg); -enum irdma_status_code irdma_remove_pd_bp(struct irdma_sc_dev *dev, - struct irdma_hmc_info *hmc_info, - u32 idx); -enum irdma_status_code irdma_prep_remove_sd_bp(struct irdma_hmc_info *hmc_info, - u32 idx); -enum irdma_status_code -irdma_prep_remove_pd_page(struct irdma_hmc_info *hmc_info, u32 idx); +int irdma_add_sd_table_entry(struct irdma_hw *hw, + struct irdma_hmc_info *hmc_info, u32 sd_index, + enum irdma_sd_entry_type type, u64 direct_mode_sz); +int irdma_add_pd_table_entry(struct irdma_sc_dev *dev, + struct irdma_hmc_info *hmc_info, u32 pd_index, + struct irdma_dma_mem *rsrc_pg); +int irdma_remove_pd_bp(struct irdma_sc_dev *dev, + struct irdma_hmc_info *hmc_info, u32 idx); +int irdma_prep_remove_sd_bp(struct irdma_hmc_info *hmc_info, u32 idx); +int irdma_prep_remove_pd_page(struct irdma_hmc_info *hmc_info, u32 idx); #endif /* IRDMA_HMC_H */ diff --git a/drivers/infiniband/hw/irdma/hw.c b/drivers/infiniband/hw/irdma/hw.c index 89234d04cc65..3dc9b5801da1 100644 --- a/drivers/infiniband/hw/irdma/hw.c +++ b/drivers/infiniband/hw/irdma/hw.c @@ -75,12 +75,12 @@ static void irdma_puda_ce_handler(struct irdma_pci_f *rf, struct irdma_sc_cq *cq) { struct irdma_sc_dev *dev = &rf->sc_dev; - enum irdma_status_code status; u32 compl_error; + int status; do { status = irdma_puda_poll_cmpl(dev, cq, &compl_error); - if (status == IRDMA_ERR_Q_EMPTY) + if (status == -ENOENT) break; if (status) { ibdev_dbg(to_ibdev(dev), "ERR: puda status = %d\n", status); @@ -456,7 +456,7 @@ static void irdma_ceq_dpc(struct tasklet_struct *t) * Allocate iwdev msix table and copy the msix info to the table * Return 0 if successful, otherwise return error */ -static enum irdma_status_code irdma_save_msix_info(struct irdma_pci_f *rf) +static int irdma_save_msix_info(struct irdma_pci_f *rf) { struct irdma_qvlist_info *iw_qvlist; struct irdma_qv_info *iw_qvinfo; @@ -466,13 +466,13 @@ static enum irdma_status_code irdma_save_msix_info(struct irdma_pci_f *rf) size_t size; if (!rf->msix_count) - return IRDMA_ERR_NO_INTR; + return -EINVAL; size = sizeof(struct irdma_msix_vector) * rf->msix_count; size += struct_size(iw_qvlist, qv_info, rf->msix_count); rf->iw_msixtbl = kzalloc(size, GFP_KERNEL); if (!rf->iw_msixtbl) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; rf->iw_qvlist = (struct irdma_qvlist_info *) (&rf->iw_msixtbl[rf->msix_count]); @@ -564,9 +564,9 @@ static void irdma_destroy_irq(struct irdma_pci_f *rf, */ static void irdma_destroy_cqp(struct irdma_pci_f *rf, bool free_hwcqp) { - enum irdma_status_code status = 0; struct irdma_sc_dev *dev = &rf->sc_dev; struct irdma_cqp *cqp = &rf->cqp; + int status = 0; if (rf->cqp_cmpl_wq) destroy_workqueue(rf->cqp_cmpl_wq); @@ -606,9 +606,9 @@ static void irdma_destroy_virt_aeq(struct irdma_pci_f *rf) */ static void irdma_destroy_aeq(struct irdma_pci_f *rf) { - enum irdma_status_code status = IRDMA_ERR_NOT_READY; struct irdma_sc_dev *dev = &rf->sc_dev; struct irdma_aeq *aeq = &rf->aeq; + int status = -EBUSY; if (!rf->msix_shared) { rf->sc_dev.irq_ops->irdma_cfg_aeq(&rf->sc_dev, rf->iw_msixtbl->idx, false); @@ -642,8 +642,8 @@ exit: */ static void irdma_destroy_ceq(struct irdma_pci_f *rf, struct irdma_ceq *iwceq) { - enum irdma_status_code status; struct irdma_sc_dev *dev = &rf->sc_dev; + int status; if (rf->reset) goto exit; @@ -733,7 +733,7 @@ static void irdma_destroy_ccq(struct irdma_pci_f *rf) { struct irdma_sc_dev *dev = &rf->sc_dev; struct irdma_ccq *ccq = &rf->ccq; - enum irdma_status_code status = 0; + int status = 0; if (!rf->reset) status = irdma_sc_ccq_destroy(dev->ccq, 0, true); @@ -796,9 +796,8 @@ static void irdma_del_hmc_objects(struct irdma_sc_dev *dev, * @dev: hardware control device structure * @info: information for the hmc object to create */ -static enum irdma_status_code -irdma_create_hmc_obj_type(struct irdma_sc_dev *dev, - struct irdma_hmc_create_obj_info *info) +static int irdma_create_hmc_obj_type(struct irdma_sc_dev *dev, + struct irdma_hmc_create_obj_info *info) { return irdma_sc_create_hmc_obj(dev, info); } @@ -812,13 +811,12 @@ irdma_create_hmc_obj_type(struct irdma_sc_dev *dev, * Create the device hmc objects and allocate hmc pages * Return 0 if successful, otherwise clean up and return error */ -static enum irdma_status_code -irdma_create_hmc_objs(struct irdma_pci_f *rf, bool privileged, enum irdma_vers vers) +static int irdma_create_hmc_objs(struct irdma_pci_f *rf, bool privileged, + enum irdma_vers vers) { struct irdma_sc_dev *dev = &rf->sc_dev; struct irdma_hmc_create_obj_info info = {}; - enum irdma_status_code status = 0; - int i; + int i, status = 0; info.hmc_info = dev->hmc_info; info.privileged = privileged; @@ -868,9 +866,9 @@ irdma_create_hmc_objs(struct irdma_pci_f *rf, bool privileged, enum irdma_vers v * update the memptr to point to the new aligned memory * Return 0 if successful, otherwise return no memory error */ -static enum irdma_status_code -irdma_obj_aligned_mem(struct irdma_pci_f *rf, struct irdma_dma_mem *memptr, - u32 size, u32 mask) +static int irdma_obj_aligned_mem(struct irdma_pci_f *rf, + struct irdma_dma_mem *memptr, u32 size, + u32 mask) { unsigned long va, newva; unsigned long extra; @@ -884,7 +882,7 @@ irdma_obj_aligned_mem(struct irdma_pci_f *rf, struct irdma_dma_mem *memptr, memptr->pa = rf->obj_next.pa + extra; memptr->size = size; if (((u8 *)memptr->va + size) > ((u8 *)rf->obj_mem.va + rf->obj_mem.size)) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; rf->obj_next.va = (u8 *)memptr->va + size; rf->obj_next.pa = memptr->pa + size; @@ -899,25 +897,24 @@ irdma_obj_aligned_mem(struct irdma_pci_f *rf, struct irdma_dma_mem *memptr, * Return 0, if the cqp and all the resources associated with it * are successfully created, otherwise return error */ -static enum irdma_status_code irdma_create_cqp(struct irdma_pci_f *rf) +static int irdma_create_cqp(struct irdma_pci_f *rf) { - enum irdma_status_code status; u32 sqsize = IRDMA_CQP_SW_SQSIZE_2048; struct irdma_dma_mem mem; struct irdma_sc_dev *dev = &rf->sc_dev; struct irdma_cqp_init_info cqp_init_info = {}; struct irdma_cqp *cqp = &rf->cqp; u16 maj_err, min_err; - int i; + int i, status; cqp->cqp_requests = kcalloc(sqsize, sizeof(*cqp->cqp_requests), GFP_KERNEL); if (!cqp->cqp_requests) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp->scratch_array = kcalloc(sqsize, sizeof(*cqp->scratch_array), GFP_KERNEL); if (!cqp->scratch_array) { kfree(cqp->cqp_requests); - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } dev->cqp = &cqp->sc_cqp; @@ -929,7 +926,7 @@ static enum irdma_status_code irdma_create_cqp(struct irdma_pci_f *rf) if (!cqp->sq.va) { kfree(cqp->scratch_array); kfree(cqp->cqp_requests); - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } status = irdma_obj_aligned_mem(rf, &mem, sizeof(struct irdma_cqp_ctx), @@ -999,12 +996,12 @@ exit: * Return 0, if the ccq and the resources associated with it * are successfully created, otherwise return error */ -static enum irdma_status_code irdma_create_ccq(struct irdma_pci_f *rf) +static int irdma_create_ccq(struct irdma_pci_f *rf) { struct irdma_sc_dev *dev = &rf->sc_dev; - enum irdma_status_code status; struct irdma_ccq_init_info info = {}; struct irdma_ccq *ccq = &rf->ccq; + int status; dev->ccq = &ccq->sc_cq; dev->ccq->dev = dev; @@ -1015,7 +1012,7 @@ static enum irdma_status_code irdma_create_ccq(struct irdma_pci_f *rf) ccq->mem_cq.va = dma_alloc_coherent(dev->hw->device, ccq->mem_cq.size, &ccq->mem_cq.pa, GFP_KERNEL); if (!ccq->mem_cq.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; status = irdma_obj_aligned_mem(rf, &ccq->shadow_area, ccq->shadow_area.size, @@ -1054,9 +1051,9 @@ exit: * Allocate a mac ip entry and add it to the hw table Return 0 * if successful, otherwise return error */ -static enum irdma_status_code irdma_alloc_set_mac(struct irdma_device *iwdev) +static int irdma_alloc_set_mac(struct irdma_device *iwdev) { - enum irdma_status_code status; + int status; status = irdma_alloc_local_mac_entry(iwdev->rf, &iwdev->mac_ip_table_idx); @@ -1082,9 +1079,8 @@ static enum irdma_status_code irdma_alloc_set_mac(struct irdma_device *iwdev) * Allocate interrupt resources and enable irq handling * Return 0 if successful, otherwise return error */ -static enum irdma_status_code -irdma_cfg_ceq_vector(struct irdma_pci_f *rf, struct irdma_ceq *iwceq, - u32 ceq_id, struct irdma_msix_vector *msix_vec) +static int irdma_cfg_ceq_vector(struct irdma_pci_f *rf, struct irdma_ceq *iwceq, + u32 ceq_id, struct irdma_msix_vector *msix_vec) { int status; @@ -1103,7 +1099,7 @@ irdma_cfg_ceq_vector(struct irdma_pci_f *rf, struct irdma_ceq *iwceq, irq_update_affinity_hint(msix_vec->irq, &msix_vec->mask); if (status) { ibdev_dbg(&rf->iwdev->ibdev, "ERR: ceq irq config fail\n"); - return IRDMA_ERR_CFG; + return status; } msix_vec->ceq_id = ceq_id; @@ -1119,7 +1115,7 @@ irdma_cfg_ceq_vector(struct irdma_pci_f *rf, struct irdma_ceq *iwceq, * Allocate interrupt resources and enable irq handling * Return 0 if successful, otherwise return error */ -static enum irdma_status_code irdma_cfg_aeq_vector(struct irdma_pci_f *rf) +static int irdma_cfg_aeq_vector(struct irdma_pci_f *rf) { struct irdma_msix_vector *msix_vec = rf->iw_msixtbl; u32 ret = 0; @@ -1131,7 +1127,7 @@ static enum irdma_status_code irdma_cfg_aeq_vector(struct irdma_pci_f *rf) } if (ret) { ibdev_dbg(&rf->iwdev->ibdev, "ERR: aeq irq config fail\n"); - return IRDMA_ERR_CFG; + return -EINVAL; } rf->sc_dev.irq_ops->irdma_cfg_aeq(&rf->sc_dev, msix_vec->idx, true); @@ -1149,12 +1145,10 @@ static enum irdma_status_code irdma_cfg_aeq_vector(struct irdma_pci_f *rf) * Return 0, if the ceq and the resources associated with it * are successfully created, otherwise return error */ -static enum irdma_status_code irdma_create_ceq(struct irdma_pci_f *rf, - struct irdma_ceq *iwceq, - u32 ceq_id, - struct irdma_sc_vsi *vsi) +static int irdma_create_ceq(struct irdma_pci_f *rf, struct irdma_ceq *iwceq, + u32 ceq_id, struct irdma_sc_vsi *vsi) { - enum irdma_status_code status; + int status; struct irdma_ceq_init_info info = {}; struct irdma_sc_dev *dev = &rf->sc_dev; u64 scratch; @@ -1169,7 +1163,7 @@ static enum irdma_status_code irdma_create_ceq(struct irdma_pci_f *rf, iwceq->mem.va = dma_alloc_coherent(dev->hw->device, iwceq->mem.size, &iwceq->mem.pa, GFP_KERNEL); if (!iwceq->mem.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; info.ceq_id = ceq_id; info.ceqe_base = iwceq->mem.va; @@ -1205,18 +1199,18 @@ static enum irdma_status_code irdma_create_ceq(struct irdma_pci_f *rf, * Create the ceq 0 and configure it's msix interrupt vector * Return 0, if successfully set up, otherwise return error */ -static enum irdma_status_code irdma_setup_ceq_0(struct irdma_pci_f *rf) +static int irdma_setup_ceq_0(struct irdma_pci_f *rf) { struct irdma_ceq *iwceq; struct irdma_msix_vector *msix_vec; u32 i; - enum irdma_status_code status = 0; + int status = 0; u32 num_ceqs; num_ceqs = min(rf->msix_count, rf->sc_dev.hmc_fpm_misc.max_ceqs); rf->ceqlist = kcalloc(num_ceqs, sizeof(*rf->ceqlist), GFP_KERNEL); if (!rf->ceqlist) { - status = IRDMA_ERR_NO_MEMORY; + status = -ENOMEM; goto exit; } @@ -1262,14 +1256,13 @@ exit: * Create the ceq's and configure their msix interrupt vectors * Return 0, if ceqs are successfully set up, otherwise return error */ -static enum irdma_status_code irdma_setup_ceqs(struct irdma_pci_f *rf, - struct irdma_sc_vsi *vsi) +static int irdma_setup_ceqs(struct irdma_pci_f *rf, struct irdma_sc_vsi *vsi) { u32 i; u32 ceq_id; struct irdma_ceq *iwceq; struct irdma_msix_vector *msix_vec; - enum irdma_status_code status; + int status; u32 num_ceqs; num_ceqs = min(rf->msix_count, rf->sc_dev.hmc_fpm_misc.max_ceqs); @@ -1303,22 +1296,21 @@ del_ceqs: return status; } -static enum irdma_status_code irdma_create_virt_aeq(struct irdma_pci_f *rf, - u32 size) +static int irdma_create_virt_aeq(struct irdma_pci_f *rf, u32 size) { - enum irdma_status_code status = IRDMA_ERR_NO_MEMORY; struct irdma_aeq *aeq = &rf->aeq; dma_addr_t *pg_arr; u32 pg_cnt; + int status; if (rf->rdma_ver < IRDMA_GEN_2) - return IRDMA_NOT_SUPPORTED; + return -EOPNOTSUPP; aeq->mem.size = sizeof(struct irdma_sc_aeqe) * size; aeq->mem.va = vzalloc(aeq->mem.size); if (!aeq->mem.va) - return status; + return -ENOMEM; pg_cnt = DIV_ROUND_UP(aeq->mem.size, PAGE_SIZE); status = irdma_get_pble(rf->pble_rsrc, &aeq->palloc, pg_cnt, true); @@ -1345,15 +1337,15 @@ static enum irdma_status_code irdma_create_virt_aeq(struct irdma_pci_f *rf, * Return 0, if the aeq and the resources associated with it * are successfully created, otherwise return error */ -static enum irdma_status_code irdma_create_aeq(struct irdma_pci_f *rf) +static int irdma_create_aeq(struct irdma_pci_f *rf) { - enum irdma_status_code status; struct irdma_aeq_init_info info = {}; struct irdma_sc_dev *dev = &rf->sc_dev; struct irdma_aeq *aeq = &rf->aeq; struct irdma_hmc_info *hmc_info = rf->sc_dev.hmc_info; u32 aeq_size; u8 multiplier = (rf->protocol_used == IRDMA_IWARP_PROTOCOL_ONLY) ? 2 : 1; + int status; aeq_size = multiplier * hmc_info->hmc_obj[IRDMA_HMC_IW_QP].cnt + hmc_info->hmc_obj[IRDMA_HMC_IW_CQ].cnt; @@ -1412,10 +1404,10 @@ err: * Create the aeq and configure its msix interrupt vector * Return 0 if successful, otherwise return error */ -static enum irdma_status_code irdma_setup_aeq(struct irdma_pci_f *rf) +static int irdma_setup_aeq(struct irdma_pci_f *rf) { struct irdma_sc_dev *dev = &rf->sc_dev; - enum irdma_status_code status; + int status; status = irdma_create_aeq(rf); if (status) @@ -1439,10 +1431,10 @@ static enum irdma_status_code irdma_setup_aeq(struct irdma_pci_f *rf) * * Return 0 if successful, otherwise return error */ -static enum irdma_status_code irdma_initialize_ilq(struct irdma_device *iwdev) +static int irdma_initialize_ilq(struct irdma_device *iwdev) { struct irdma_puda_rsrc_info info = {}; - enum irdma_status_code status; + int status; info.type = IRDMA_PUDA_RSRC_TYPE_ILQ; info.cq_id = 1; @@ -1469,10 +1461,10 @@ static enum irdma_status_code irdma_initialize_ilq(struct irdma_device *iwdev) * * Return 0 if successful, otherwise return error */ -static enum irdma_status_code irdma_initialize_ieq(struct irdma_device *iwdev) +static int irdma_initialize_ieq(struct irdma_device *iwdev) { struct irdma_puda_rsrc_info info = {}; - enum irdma_status_code status; + int status; info.type = IRDMA_PUDA_RSRC_TYPE_IEQ; info.cq_id = 2; @@ -1515,9 +1507,9 @@ void irdma_reinitialize_ieq(struct irdma_sc_vsi *vsi) * the hmc objects and create the objects * Return 0 if successful, otherwise return error */ -static enum irdma_status_code irdma_hmc_setup(struct irdma_pci_f *rf) +static int irdma_hmc_setup(struct irdma_pci_f *rf) { - enum irdma_status_code status; + int status; u32 qpcnt; if (rf->rdma_ver == IRDMA_GEN_1) @@ -1570,9 +1562,9 @@ static void irdma_del_init_mem(struct irdma_pci_f *rf) * Return 0 if successful, otherwise clean up the resources * and return error */ -static enum irdma_status_code irdma_initialize_dev(struct irdma_pci_f *rf) +static int irdma_initialize_dev(struct irdma_pci_f *rf) { - enum irdma_status_code status; + int status; struct irdma_sc_dev *dev = &rf->sc_dev; struct irdma_device_init_info info = {}; struct irdma_dma_mem mem; @@ -1584,7 +1576,7 @@ static enum irdma_status_code irdma_initialize_dev(struct irdma_pci_f *rf) rf->hmc_info_mem = kzalloc(size, GFP_KERNEL); if (!rf->hmc_info_mem) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; rf->pble_rsrc = (struct irdma_hmc_pble_rsrc *)rf->hmc_info_mem; dev->hmc_info = &rf->hw.hmc; @@ -1608,7 +1600,7 @@ static enum irdma_status_code irdma_initialize_dev(struct irdma_pci_f *rf) info.fpm_commit_buf = mem.va; info.bar0 = rf->hw.hw_addr; - info.hmc_fn_id = PCI_FUNC(rf->pcidev->devfn); + info.hmc_fn_id = rf->pf_id; info.hw = &rf->hw; status = irdma_sc_dev_init(rf->rdma_ver, &rf->sc_dev, &info); if (status) @@ -1667,9 +1659,9 @@ void irdma_rt_deinit_hw(struct irdma_device *iwdev) destroy_workqueue(iwdev->cleanup_wq); } -static enum irdma_status_code irdma_setup_init_state(struct irdma_pci_f *rf) +static int irdma_setup_init_state(struct irdma_pci_f *rf) { - enum irdma_status_code status; + int status; status = irdma_save_msix_info(rf); if (status) @@ -1680,7 +1672,7 @@ static enum irdma_status_code irdma_setup_init_state(struct irdma_pci_f *rf) rf->obj_mem.va = dma_alloc_coherent(rf->hw.device, rf->obj_mem.size, &rf->obj_mem.pa, GFP_KERNEL); if (!rf->obj_mem.va) { - status = IRDMA_ERR_NO_MEMORY; + status = -ENOMEM; goto clean_msixtbl; } @@ -1763,14 +1755,14 @@ void irdma_ctrl_deinit_hw(struct irdma_pci_f *rf) * Create device queues ILQ, IEQ, CEQs and PBLEs. Setup irdma * device resource objects. */ -enum irdma_status_code irdma_rt_init_hw(struct irdma_device *iwdev, - struct irdma_l2params *l2params) +int irdma_rt_init_hw(struct irdma_device *iwdev, + struct irdma_l2params *l2params) { struct irdma_pci_f *rf = iwdev->rf; struct irdma_sc_dev *dev = &rf->sc_dev; - enum irdma_status_code status; struct irdma_vsi_init_info vsi_info = {}; struct irdma_vsi_stats_info stats_info = {}; + int status; vsi_info.dev = dev; vsi_info.back_vsi = iwdev; @@ -1788,7 +1780,7 @@ enum irdma_status_code irdma_rt_init_hw(struct irdma_device *iwdev, stats_info.pestat = kzalloc(sizeof(*stats_info.pestat), GFP_KERNEL); if (!stats_info.pestat) { irdma_cleanup_cm_core(&iwdev->cm_core); - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } stats_info.fcn_id = dev->hmc_fn_id; status = irdma_vsi_stats_init(&iwdev->vsi, &stats_info); @@ -1850,7 +1842,7 @@ enum irdma_status_code irdma_rt_init_hw(struct irdma_device *iwdev, iwdev->cleanup_wq = alloc_workqueue("irdma-cleanup-wq", WQ_UNBOUND, WQ_UNBOUND_MAX_ACTIVE); if (!iwdev->cleanup_wq) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; irdma_get_used_rsrc(iwdev); init_waitqueue_head(&iwdev->suspend_wq); @@ -1870,10 +1862,10 @@ enum irdma_status_code irdma_rt_init_hw(struct irdma_device *iwdev, * * Create admin queues, HMC obejcts and RF resource objects */ -enum irdma_status_code irdma_ctrl_init_hw(struct irdma_pci_f *rf) +int irdma_ctrl_init_hw(struct irdma_pci_f *rf) { struct irdma_sc_dev *dev = &rf->sc_dev; - enum irdma_status_code status; + int status; do { status = irdma_setup_init_state(rf); if (status) @@ -1915,7 +1907,7 @@ enum irdma_status_code irdma_ctrl_init_hw(struct irdma_pci_f *rf) rf->cqp_cmpl_wq = alloc_ordered_workqueue("cqp_cmpl_wq", WQ_HIGHPRI | WQ_UNBOUND); if (!rf->cqp_cmpl_wq) { - status = IRDMA_ERR_NO_MEMORY; + status = -ENOMEM; break; } INIT_WORK(&rf->cqp_cmpl_work, cqp_compl_worker); @@ -2202,11 +2194,11 @@ int irdma_add_local_mac_entry(struct irdma_pci_f *rf, const u8 *mac_addr, u16 id struct irdma_cqp *iwcqp = &rf->cqp; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(iwcqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; cqp_info->post_sq = 1; @@ -2238,11 +2230,11 @@ int irdma_alloc_local_mac_entry(struct irdma_pci_f *rf, u16 *mac_tbl_idx) struct irdma_cqp *iwcqp = &rf->cqp; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status = 0; + int status = 0; cqp_request = irdma_alloc_and_get_cqp_request(iwcqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; cqp_info->cqp_cmd = IRDMA_OP_ALLOC_LOCAL_MAC_ENTRY; @@ -2264,18 +2256,17 @@ int irdma_alloc_local_mac_entry(struct irdma_pci_f *rf, u16 *mac_tbl_idx) * @accel_local_port: port for apbvt * @add_port: add ordelete port */ -static enum irdma_status_code -irdma_cqp_manage_apbvt_cmd(struct irdma_device *iwdev, u16 accel_local_port, - bool add_port) +static int irdma_cqp_manage_apbvt_cmd(struct irdma_device *iwdev, + u16 accel_local_port, bool add_port) { struct irdma_apbvt_info *info; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&iwdev->rf->cqp, add_port); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; info = &cqp_info->in.u.manage_apbvt_entry.info; @@ -2429,22 +2420,21 @@ static void irdma_send_syn_cqp_callback(struct irdma_cqp_request *cqp_request) * @cmnode: cmnode associated with connection * @wait: wait for completion */ -enum irdma_status_code -irdma_manage_qhash(struct irdma_device *iwdev, struct irdma_cm_info *cminfo, - enum irdma_quad_entry_type etype, - enum irdma_quad_hash_manage_type mtype, void *cmnode, - bool wait) +int irdma_manage_qhash(struct irdma_device *iwdev, struct irdma_cm_info *cminfo, + enum irdma_quad_entry_type etype, + enum irdma_quad_hash_manage_type mtype, void *cmnode, + bool wait) { struct irdma_qhash_table_info *info; - enum irdma_status_code status; struct irdma_cqp *iwcqp = &iwdev->rf->cqp; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; struct irdma_cm_node *cm_node = cmnode; + int status; cqp_request = irdma_alloc_and_get_cqp_request(iwcqp, wait); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; info = &cqp_info->in.u.manage_qhash_table_entry.info; @@ -2558,12 +2548,10 @@ static void irdma_hw_flush_wqes_callback(struct irdma_cqp_request *cqp_request) * @info: info for flush * @wait: flag wait for completion */ -enum irdma_status_code irdma_hw_flush_wqes(struct irdma_pci_f *rf, - struct irdma_sc_qp *qp, - struct irdma_qp_flush_info *info, - bool wait) +int irdma_hw_flush_wqes(struct irdma_pci_f *rf, struct irdma_sc_qp *qp, + struct irdma_qp_flush_info *info, bool wait) { - enum irdma_status_code status; + int status; struct irdma_qp_flush_info *hw_info; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; @@ -2571,7 +2559,7 @@ enum irdma_status_code irdma_hw_flush_wqes(struct irdma_pci_f *rf, cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, wait); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; if (!wait) @@ -2619,7 +2607,7 @@ enum irdma_status_code irdma_hw_flush_wqes(struct irdma_pci_f *rf, info->sq = true; new_req = irdma_alloc_and_get_cqp_request(&rf->cqp, true); if (!new_req) { - status = IRDMA_ERR_NO_MEMORY; + status = -ENOMEM; goto put_cqp; } cqp_info = &new_req->info; diff --git a/drivers/infiniband/hw/irdma/i40iw_hw.c b/drivers/infiniband/hw/irdma/i40iw_hw.c index 64148ad8a604..e46fc110004d 100644 --- a/drivers/infiniband/hw/irdma/i40iw_hw.c +++ b/drivers/infiniband/hw/irdma/i40iw_hw.c @@ -3,7 +3,6 @@ #include "osdep.h" #include "type.h" #include "i40iw_hw.h" -#include "status.h" #include "protos.h" static u32 i40iw_regs[IRDMA_MAX_REGS] = { diff --git a/drivers/infiniband/hw/irdma/i40iw_if.c b/drivers/infiniband/hw/irdma/i40iw_if.c index 43e962b97d6a..4053ead32416 100644 --- a/drivers/infiniband/hw/irdma/i40iw_if.c +++ b/drivers/infiniband/hw/irdma/i40iw_if.c @@ -77,6 +77,7 @@ static void i40iw_fill_device_info(struct irdma_device *iwdev, struct i40e_info rf->rdma_ver = IRDMA_GEN_1; rf->gen_ops.request_reset = i40iw_request_reset; rf->pcidev = cdev_info->pcidev; + rf->pf_id = cdev_info->fid; rf->hw.hw_addr = cdev_info->hw_addr; rf->cdev = cdev_info; rf->msix_count = cdev_info->msix_count; @@ -138,7 +139,7 @@ static int i40iw_open(struct i40e_info *cdev_info, struct i40e_client *client) if (last_qset == IRDMA_NO_QSET) last_qset = qset; else if ((qset != last_qset) && (qset != IRDMA_NO_QSET)) - iwdev->dcb = true; + iwdev->dcb_vlan_mode = true; } if (irdma_rt_init_hw(iwdev, &l2params)) { diff --git a/drivers/infiniband/hw/irdma/main.c b/drivers/infiniband/hw/irdma/main.c index 9fab29039f1c..514453777e07 100644 --- a/drivers/infiniband/hw/irdma/main.c +++ b/drivers/infiniband/hw/irdma/main.c @@ -79,6 +79,10 @@ static void irdma_fill_qos_info(struct irdma_l2params *l2params, } for (i = 0; i < IIDC_MAX_USER_PRIORITY; i++) l2params->up2tc[i] = qos_info->up2tc[i]; + if (qos_info->pfc_mode == IIDC_DSCP_PFC_MODE) { + l2params->dscp_mode = true; + memcpy(l2params->dscp_map, qos_info->dscp_map, sizeof(l2params->dscp_map)); + } } static void irdma_iidc_event_handler(struct ice_pf *pf, struct iidc_event *event) @@ -108,8 +112,9 @@ static void irdma_iidc_event_handler(struct ice_pf *pf, struct iidc_event *event l2params.tc_changed = true; ibdev_dbg(&iwdev->ibdev, "CLNT: TC Change\n"); ice_get_qos_params(pf, &qos_info); - iwdev->dcb = qos_info.num_tc > 1; irdma_fill_qos_info(&l2params, &qos_info); + if (iwdev->rf->protocol_used != IRDMA_IWARP_PROTOCOL_ONLY) + iwdev->dcb_vlan_mode = qos_info.num_tc > 1 && !l2params.dscp_mode; irdma_change_l2params(&iwdev->vsi, &l2params); } else if (*event->type & BIT(IIDC_EVENT_CRIT_ERR)) { ibdev_warn(&iwdev->ibdev, "ICE OICR event notification: oicr = 0x%08x\n", @@ -157,8 +162,8 @@ static void irdma_request_reset(struct irdma_pci_f *rf) * @vsi: vsi structure * @tc_node: Traffic class node */ -static enum irdma_status_code irdma_lan_register_qset(struct irdma_sc_vsi *vsi, - struct irdma_ws_node *tc_node) +static int irdma_lan_register_qset(struct irdma_sc_vsi *vsi, + struct irdma_ws_node *tc_node) { struct irdma_device *iwdev = vsi->back_vsi; struct ice_pf *pf = iwdev->rf->cdev; @@ -171,7 +176,7 @@ static enum irdma_status_code irdma_lan_register_qset(struct irdma_sc_vsi *vsi, ret = ice_add_rdma_qset(pf, &qset); if (ret) { ibdev_dbg(&iwdev->ibdev, "WS: LAN alloc_res for rdma qset failed.\n"); - return IRDMA_ERR_REG_QSET; + return ret; } tc_node->l2_sched_node_id = qset.teid; @@ -226,6 +231,7 @@ static void irdma_fill_device_info(struct irdma_device *iwdev, struct ice_pf *pf rf->hw.hw_addr = pf->hw.hw_addr; rf->pcidev = pf->pdev; rf->msix_count = pf->num_rdma_msix; + rf->pf_id = pf->hw.pf_id; rf->msix_entries = &pf->msix_entries[pf->rdma_base_vector]; rf->default_vsi.vsi_idx = vsi->vsi_num; rf->protocol_used = pf->rdma_mode & IIDC_RDMA_PROTOCOL_ROCEV2 ? @@ -236,7 +242,7 @@ static void irdma_fill_device_info(struct irdma_device *iwdev, struct ice_pf *pf rf->gen_ops.request_reset = irdma_request_reset; rf->limits_sel = 7; rf->iwdev = iwdev; - + mutex_init(&iwdev->ah_tbl_lock); iwdev->netdev = vsi->netdev; iwdev->vsi_num = vsi->vsi_num; iwdev->init_state = INITIAL_STATE; @@ -275,18 +281,19 @@ static int irdma_probe(struct auxiliary_device *aux_dev, const struct auxiliary_ irdma_fill_device_info(iwdev, pf, vsi); rf = iwdev->rf; - if (irdma_ctrl_init_hw(rf)) { - err = -EIO; + err = irdma_ctrl_init_hw(rf); + if (err) goto err_ctrl_init; - } l2params.mtu = iwdev->netdev->mtu; ice_get_qos_params(pf, &qos_info); irdma_fill_qos_info(&l2params, &qos_info); - if (irdma_rt_init_hw(iwdev, &l2params)) { - err = -EIO; + if (iwdev->rf->protocol_used != IRDMA_IWARP_PROTOCOL_ONLY) + iwdev->dcb_vlan_mode = l2params.num_tc > 1 && !l2params.dscp_mode; + + err = irdma_rt_init_hw(iwdev, &l2params); + if (err) goto err_rt_init; - } err = irdma_ib_register_device(iwdev); if (err) diff --git a/drivers/infiniband/hw/irdma/main.h b/drivers/infiniband/hw/irdma/main.h index cb218cab79ac..5123f5feaa2f 100644 --- a/drivers/infiniband/hw/irdma/main.h +++ b/drivers/infiniband/hw/irdma/main.h @@ -40,7 +40,6 @@ #include <rdma/ib_umem.h> #include <rdma/ib_cache.h> #include <rdma/uverbs_ioctl.h> -#include "status.h" #include "osdep.h" #include "defs.h" #include "hmc.h" @@ -242,8 +241,8 @@ struct irdma_qvlist_info { struct irdma_gen_ops { void (*request_reset)(struct irdma_pci_f *rf); - enum irdma_status_code (*register_qset)(struct irdma_sc_vsi *vsi, - struct irdma_ws_node *tc_node); + int (*register_qset)(struct irdma_sc_vsi *vsi, + struct irdma_ws_node *tc_node); void (*unregister_qset)(struct irdma_sc_vsi *vsi, struct irdma_ws_node *tc_node); }; @@ -257,6 +256,7 @@ struct irdma_pci_f { u8 *mem_rsrc; u8 rdma_ver; u8 rst_to; + u8 pf_id; enum irdma_protocol_used protocol_used; u32 sd_type; u32 msix_count; @@ -332,6 +332,8 @@ struct irdma_device { struct workqueue_struct *cleanup_wq; struct irdma_sc_vsi vsi; struct irdma_cm_core cm_core; + DECLARE_HASHTABLE(ah_hash_tbl, 8); + struct mutex ah_tbl_lock; /* protect AH hash table access */ u32 roce_cwnd; u32 roce_ackcreds; u32 vendor_id; @@ -345,7 +347,7 @@ struct irdma_device { u8 iw_status; bool roce_mode:1; bool roce_dcqcn_en:1; - bool dcb:1; + bool dcb_vlan_mode:1; bool iw_ooo:1; enum init_completion_state init_state; @@ -457,10 +459,10 @@ static inline void irdma_free_rsrc(struct irdma_pci_f *rf, spin_unlock_irqrestore(&rf->rsrc_lock, flags); } -enum irdma_status_code irdma_ctrl_init_hw(struct irdma_pci_f *rf); +int irdma_ctrl_init_hw(struct irdma_pci_f *rf); void irdma_ctrl_deinit_hw(struct irdma_pci_f *rf); -enum irdma_status_code irdma_rt_init_hw(struct irdma_device *iwdev, - struct irdma_l2params *l2params); +int irdma_rt_init_hw(struct irdma_device *iwdev, + struct irdma_l2params *l2params); void irdma_rt_deinit_hw(struct irdma_device *iwdev); void irdma_qp_add_ref(struct ib_qp *ibqp); void irdma_qp_rem_ref(struct ib_qp *ibqp); @@ -489,9 +491,8 @@ void irdma_cm_disconn(struct irdma_qp *qp); bool irdma_cqp_crit_err(struct irdma_sc_dev *dev, u8 cqp_cmd, u16 maj_err_code, u16 min_err_code); -enum irdma_status_code -irdma_handle_cqp_op(struct irdma_pci_f *rf, - struct irdma_cqp_request *cqp_request); +int irdma_handle_cqp_op(struct irdma_pci_f *rf, + struct irdma_cqp_request *cqp_request); int irdma_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, struct ib_udata *udata); @@ -500,21 +501,17 @@ int irdma_modify_qp_roce(struct ib_qp *ibqp, struct ib_qp_attr *attr, void irdma_cq_wq_destroy(struct irdma_pci_f *rf, struct irdma_sc_cq *cq); void irdma_cleanup_pending_cqp_op(struct irdma_pci_f *rf); -enum irdma_status_code irdma_hw_modify_qp(struct irdma_device *iwdev, - struct irdma_qp *iwqp, - struct irdma_modify_qp_info *info, - bool wait); -enum irdma_status_code irdma_qp_suspend_resume(struct irdma_sc_qp *qp, - bool suspend); -enum irdma_status_code -irdma_manage_qhash(struct irdma_device *iwdev, struct irdma_cm_info *cminfo, - enum irdma_quad_entry_type etype, - enum irdma_quad_hash_manage_type mtype, void *cmnode, - bool wait); +int irdma_hw_modify_qp(struct irdma_device *iwdev, struct irdma_qp *iwqp, + struct irdma_modify_qp_info *info, bool wait); +int irdma_qp_suspend_resume(struct irdma_sc_qp *qp, bool suspend); +int irdma_manage_qhash(struct irdma_device *iwdev, struct irdma_cm_info *cminfo, + enum irdma_quad_entry_type etype, + enum irdma_quad_hash_manage_type mtype, void *cmnode, + bool wait); void irdma_receive_ilq(struct irdma_sc_vsi *vsi, struct irdma_puda_buf *rbuf); void irdma_free_sqbuf(struct irdma_sc_vsi *vsi, void *bufp); void irdma_free_qp_rsrc(struct irdma_qp *iwqp); -enum irdma_status_code irdma_setup_cm_core(struct irdma_device *iwdev, u8 ver); +int irdma_setup_cm_core(struct irdma_device *iwdev, u8 ver); void irdma_cleanup_cm_core(struct irdma_cm_core *cm_core); void irdma_next_iw_state(struct irdma_qp *iwqp, u8 state, u8 del_hash, u8 term, u8 term_len); @@ -523,10 +520,8 @@ int irdma_send_reset(struct irdma_cm_node *cm_node); struct irdma_cm_node *irdma_find_node(struct irdma_cm_core *cm_core, u16 rem_port, u32 *rem_addr, u16 loc_port, u32 *loc_addr, u16 vlan_id); -enum irdma_status_code irdma_hw_flush_wqes(struct irdma_pci_f *rf, - struct irdma_sc_qp *qp, - struct irdma_qp_flush_info *info, - bool wait); +int irdma_hw_flush_wqes(struct irdma_pci_f *rf, struct irdma_sc_qp *qp, + struct irdma_qp_flush_info *info, bool wait); void irdma_gen_ae(struct irdma_pci_f *rf, struct irdma_sc_qp *qp, struct irdma_gen_ae_info *info, bool wait); void irdma_copy_ip_ntohl(u32 *dst, __be32 *src); diff --git a/drivers/infiniband/hw/irdma/osdep.h b/drivers/infiniband/hw/irdma/osdep.h index 63d8bb3a6903..fc1ba2a3e6fb 100644 --- a/drivers/infiniband/hw/irdma/osdep.h +++ b/drivers/infiniband/hw/irdma/osdep.h @@ -5,6 +5,7 @@ #include <linux/pci.h> #include <linux/bitfield.h> +#include <linux/net/intel/iidc.h> #include <crypto/hash.h> #include <rdma/ib_verbs.h> @@ -42,32 +43,28 @@ enum irdma_status_code irdma_vf_wait_vchnl_resp(struct irdma_sc_dev *dev); bool irdma_vf_clear_to_send(struct irdma_sc_dev *dev); void irdma_add_dev_ref(struct irdma_sc_dev *dev); void irdma_put_dev_ref(struct irdma_sc_dev *dev); -enum irdma_status_code irdma_ieq_check_mpacrc(struct shash_desc *desc, - void *addr, u32 len, u32 val); +int irdma_ieq_check_mpacrc(struct shash_desc *desc, void *addr, u32 len, + u32 val); struct irdma_sc_qp *irdma_ieq_get_qp(struct irdma_sc_dev *dev, struct irdma_puda_buf *buf); void irdma_send_ieq_ack(struct irdma_sc_qp *qp); void irdma_ieq_update_tcpip_info(struct irdma_puda_buf *buf, u16 len, u32 seqnum); void irdma_free_hash_desc(struct shash_desc *hash_desc); -enum irdma_status_code irdma_init_hash_desc(struct shash_desc **hash_desc); -enum irdma_status_code -irdma_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, - struct irdma_puda_buf *buf); -enum irdma_status_code irdma_cqp_sds_cmd(struct irdma_sc_dev *dev, - struct irdma_update_sds_info *info); -enum irdma_status_code -irdma_cqp_manage_hmc_fcn_cmd(struct irdma_sc_dev *dev, - struct irdma_hmc_fcn_info *hmcfcninfo, - u16 *pmf_idx); -enum irdma_status_code -irdma_cqp_query_fpm_val_cmd(struct irdma_sc_dev *dev, - struct irdma_dma_mem *val_mem, u8 hmc_fn_id); -enum irdma_status_code -irdma_cqp_commit_fpm_val_cmd(struct irdma_sc_dev *dev, - struct irdma_dma_mem *val_mem, u8 hmc_fn_id); -enum irdma_status_code irdma_alloc_query_fpm_buf(struct irdma_sc_dev *dev, - struct irdma_dma_mem *mem); +int irdma_init_hash_desc(struct shash_desc **hash_desc); +int irdma_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, + struct irdma_puda_buf *buf); +int irdma_cqp_sds_cmd(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *info); +int irdma_cqp_manage_hmc_fcn_cmd(struct irdma_sc_dev *dev, + struct irdma_hmc_fcn_info *hmcfcninfo, + u16 *pmf_idx); +int irdma_cqp_query_fpm_val_cmd(struct irdma_sc_dev *dev, + struct irdma_dma_mem *val_mem, u8 hmc_fn_id); +int irdma_cqp_commit_fpm_val_cmd(struct irdma_sc_dev *dev, + struct irdma_dma_mem *val_mem, u8 hmc_fn_id); +int irdma_alloc_query_fpm_buf(struct irdma_sc_dev *dev, + struct irdma_dma_mem *mem); void *irdma_remove_cqp_head(struct irdma_sc_dev *dev); void irdma_term_modify_qp(struct irdma_sc_qp *qp, u8 next_state, u8 term, u8 term_len); @@ -79,7 +76,7 @@ void irdma_hw_stats_stop_timer(struct irdma_sc_vsi *vsi); void wr32(struct irdma_hw *hw, u32 reg, u32 val); u32 rd32(struct irdma_hw *hw, u32 reg); u64 rd64(struct irdma_hw *hw, u32 reg); -enum irdma_status_code irdma_map_vm_page_list(struct irdma_hw *hw, void *va, - dma_addr_t *pg_dma, u32 pg_cnt); +int irdma_map_vm_page_list(struct irdma_hw *hw, void *va, dma_addr_t *pg_dma, + u32 pg_cnt); void irdma_unmap_vm_page_list(struct irdma_hw *hw, dma_addr_t *pg_dma, u32 pg_cnt); #endif /* IRDMA_OSDEP_H */ diff --git a/drivers/infiniband/hw/irdma/pble.c b/drivers/infiniband/hw/irdma/pble.c index fed49da770f3..cdc0b8a6ed48 100644 --- a/drivers/infiniband/hw/irdma/pble.c +++ b/drivers/infiniband/hw/irdma/pble.c @@ -1,15 +1,13 @@ // SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB /* Copyright (c) 2015 - 2021 Intel Corporation */ #include "osdep.h" -#include "status.h" #include "hmc.h" #include "defs.h" #include "type.h" #include "protos.h" #include "pble.h" -static enum irdma_status_code -add_pble_prm(struct irdma_hmc_pble_rsrc *pble_rsrc); +static int add_pble_prm(struct irdma_hmc_pble_rsrc *pble_rsrc); /** * irdma_destroy_pble_prm - destroy prm during module unload @@ -35,13 +33,12 @@ void irdma_destroy_pble_prm(struct irdma_hmc_pble_rsrc *pble_rsrc) * @dev: irdma_sc_dev struct * @pble_rsrc: pble resources */ -enum irdma_status_code -irdma_hmc_init_pble(struct irdma_sc_dev *dev, - struct irdma_hmc_pble_rsrc *pble_rsrc) +int irdma_hmc_init_pble(struct irdma_sc_dev *dev, + struct irdma_hmc_pble_rsrc *pble_rsrc) { struct irdma_hmc_info *hmc_info; u32 fpm_idx = 0; - enum irdma_status_code status = 0; + int status = 0; hmc_info = dev->hmc_info; pble_rsrc->dev = dev; @@ -60,7 +57,7 @@ irdma_hmc_init_pble(struct irdma_sc_dev *dev, INIT_LIST_HEAD(&pble_rsrc->pinfo.clist); if (add_pble_prm(pble_rsrc)) { irdma_destroy_pble_prm(pble_rsrc); - status = IRDMA_ERR_NO_MEMORY; + status = -ENOMEM; } return status; @@ -84,12 +81,11 @@ static void get_sd_pd_idx(struct irdma_hmc_pble_rsrc *pble_rsrc, * @pble_rsrc: pble resource ptr * @info: page info for sd */ -static enum irdma_status_code -add_sd_direct(struct irdma_hmc_pble_rsrc *pble_rsrc, - struct irdma_add_page_info *info) +static int add_sd_direct(struct irdma_hmc_pble_rsrc *pble_rsrc, + struct irdma_add_page_info *info) { struct irdma_sc_dev *dev = pble_rsrc->dev; - enum irdma_status_code ret_code = 0; + int ret_code = 0; struct sd_pd_idx *idx = &info->idx; struct irdma_chunk *chunk = info->chunk; struct irdma_hmc_info *hmc_info = info->hmc_info; @@ -137,9 +133,8 @@ static u32 fpm_to_idx(struct irdma_hmc_pble_rsrc *pble_rsrc, u64 addr) * @pble_rsrc: pble resource management * @info: page info for sd */ -static enum irdma_status_code -add_bp_pages(struct irdma_hmc_pble_rsrc *pble_rsrc, - struct irdma_add_page_info *info) +static int add_bp_pages(struct irdma_hmc_pble_rsrc *pble_rsrc, + struct irdma_add_page_info *info) { struct irdma_sc_dev *dev = pble_rsrc->dev; u8 *addr; @@ -148,13 +143,13 @@ add_bp_pages(struct irdma_hmc_pble_rsrc *pble_rsrc, struct irdma_hmc_sd_entry *sd_entry = info->sd_entry; struct irdma_hmc_info *hmc_info = info->hmc_info; struct irdma_chunk *chunk = info->chunk; - enum irdma_status_code status = 0; + int status = 0; u32 rel_pd_idx = info->idx.rel_pd_idx; u32 pd_idx = info->idx.pd_idx; u32 i; if (irdma_pble_get_paged_mem(chunk, info->pages)) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; status = irdma_add_sd_table_entry(dev->hw, hmc_info, info->idx.sd_idx, IRDMA_SD_TYPE_PAGED, @@ -207,8 +202,7 @@ static enum irdma_sd_entry_type irdma_get_type(struct irdma_sc_dev *dev, * add_pble_prm - add a sd entry for pble resoure * @pble_rsrc: pble resource management */ -static enum irdma_status_code -add_pble_prm(struct irdma_hmc_pble_rsrc *pble_rsrc) +static int add_pble_prm(struct irdma_hmc_pble_rsrc *pble_rsrc) { struct irdma_sc_dev *dev = pble_rsrc->dev; struct irdma_hmc_sd_entry *sd_entry; @@ -216,22 +210,22 @@ add_pble_prm(struct irdma_hmc_pble_rsrc *pble_rsrc) struct irdma_chunk *chunk; struct irdma_add_page_info info; struct sd_pd_idx *idx = &info.idx; - enum irdma_status_code ret_code = 0; + int ret_code = 0; enum irdma_sd_entry_type sd_entry_type; u64 sd_reg_val = 0; struct irdma_virt_mem chunkmem; u32 pages; if (pble_rsrc->unallocated_pble < PBLE_PER_PAGE) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; if (pble_rsrc->next_fpm_addr & 0xfff) - return IRDMA_ERR_INVALID_PAGE_DESC_INDEX; + return -EINVAL; chunkmem.size = sizeof(*chunk); chunkmem.va = kzalloc(chunkmem.size, GFP_KERNEL); if (!chunkmem.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; chunk = chunkmem.va; chunk->chunkmem = chunkmem; @@ -337,9 +331,8 @@ static void free_lvl2(struct irdma_hmc_pble_rsrc *pble_rsrc, * @pble_rsrc: pble resource management * @palloc: level 2 pble allocation */ -static enum irdma_status_code -get_lvl2_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, - struct irdma_pble_alloc *palloc) +static int get_lvl2_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, + struct irdma_pble_alloc *palloc) { u32 lf4k, lflast, total, i; u32 pblcnt = PBLE_PER_PAGE; @@ -347,7 +340,7 @@ get_lvl2_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, struct irdma_pble_level2 *lvl2 = &palloc->level2; struct irdma_pble_info *root = &lvl2->root; struct irdma_pble_info *leaf; - enum irdma_status_code ret_code; + int ret_code; u64 fpm_addr; /* number of full 512 (4K) leafs) */ @@ -359,7 +352,7 @@ get_lvl2_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, lvl2->leafmem.size = (sizeof(*leaf) * total); lvl2->leafmem.va = kzalloc(lvl2->leafmem.size, GFP_KERNEL); if (!lvl2->leafmem.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; lvl2->leaf = lvl2->leafmem.va; leaf = lvl2->leaf; @@ -368,7 +361,7 @@ get_lvl2_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, if (ret_code) { kfree(lvl2->leafmem.va); lvl2->leaf = NULL; - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } root->idx = fpm_to_idx(pble_rsrc, fpm_addr); @@ -397,7 +390,7 @@ get_lvl2_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, error: free_lvl2(pble_rsrc, palloc); - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } /** @@ -405,11 +398,10 @@ error: * @pble_rsrc: pble resource management * @palloc: level 1 pble allocation */ -static enum irdma_status_code -get_lvl1_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, - struct irdma_pble_alloc *palloc) +static int get_lvl1_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, + struct irdma_pble_alloc *palloc) { - enum irdma_status_code ret_code; + int ret_code; u64 fpm_addr; struct irdma_pble_info *lvl1 = &palloc->level1; @@ -417,7 +409,7 @@ get_lvl1_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, palloc->total_cnt << 3, &lvl1->addr, &fpm_addr); if (ret_code) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; palloc->level = PBLE_LEVEL_1; lvl1->idx = fpm_to_idx(pble_rsrc, fpm_addr); @@ -433,11 +425,10 @@ get_lvl1_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, * @palloc: contains all inforamtion regarding pble (idx + pble addr) * @level1_only: flag for a level 1 PBLE */ -static enum irdma_status_code -get_lvl1_lvl2_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, - struct irdma_pble_alloc *palloc, bool level1_only) +static int get_lvl1_lvl2_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, + struct irdma_pble_alloc *palloc, bool level1_only) { - enum irdma_status_code status = 0; + int status = 0; status = get_lvl1_pble(pble_rsrc, palloc); if (!status || level1_only || palloc->total_cnt <= PBLE_PER_PAGE) @@ -455,11 +446,11 @@ get_lvl1_lvl2_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, * @pble_cnt: #of pbles requested * @level1_only: true if only pble level 1 to acquire */ -enum irdma_status_code irdma_get_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, - struct irdma_pble_alloc *palloc, - u32 pble_cnt, bool level1_only) +int irdma_get_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, + struct irdma_pble_alloc *palloc, u32 pble_cnt, + bool level1_only) { - enum irdma_status_code status = 0; + int status = 0; int max_sds = 0; int i; diff --git a/drivers/infiniband/hw/irdma/pble.h b/drivers/infiniband/hw/irdma/pble.h index d0d4f2b77d34..29d295463559 100644 --- a/drivers/infiniband/hw/irdma/pble.h +++ b/drivers/infiniband/hw/irdma/pble.h @@ -108,20 +108,18 @@ struct irdma_hmc_pble_rsrc { }; void irdma_destroy_pble_prm(struct irdma_hmc_pble_rsrc *pble_rsrc); -enum irdma_status_code -irdma_hmc_init_pble(struct irdma_sc_dev *dev, - struct irdma_hmc_pble_rsrc *pble_rsrc); +int irdma_hmc_init_pble(struct irdma_sc_dev *dev, + struct irdma_hmc_pble_rsrc *pble_rsrc); void irdma_free_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, struct irdma_pble_alloc *palloc); -enum irdma_status_code irdma_get_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, - struct irdma_pble_alloc *palloc, - u32 pble_cnt, bool level1_only); -enum irdma_status_code irdma_prm_add_pble_mem(struct irdma_pble_prm *pprm, - struct irdma_chunk *pchunk); -enum irdma_status_code -irdma_prm_get_pbles(struct irdma_pble_prm *pprm, - struct irdma_pble_chunkinfo *chunkinfo, u64 mem_size, - u64 **vaddr, u64 *fpm_addr); +int irdma_get_pble(struct irdma_hmc_pble_rsrc *pble_rsrc, + struct irdma_pble_alloc *palloc, u32 pble_cnt, + bool level1_only); +int irdma_prm_add_pble_mem(struct irdma_pble_prm *pprm, + struct irdma_chunk *pchunk); +int irdma_prm_get_pbles(struct irdma_pble_prm *pprm, + struct irdma_pble_chunkinfo *chunkinfo, u64 mem_size, + u64 **vaddr, u64 *fpm_addr); void irdma_prm_return_pbles(struct irdma_pble_prm *pprm, struct irdma_pble_chunkinfo *chunkinfo); void irdma_pble_acquire_lock(struct irdma_hmc_pble_rsrc *pble_rsrc, @@ -129,7 +127,6 @@ void irdma_pble_acquire_lock(struct irdma_hmc_pble_rsrc *pble_rsrc, void irdma_pble_release_lock(struct irdma_hmc_pble_rsrc *pble_rsrc, unsigned long *flags); void irdma_pble_free_paged_mem(struct irdma_chunk *chunk); -enum irdma_status_code irdma_pble_get_paged_mem(struct irdma_chunk *chunk, - u32 pg_cnt); +int irdma_pble_get_paged_mem(struct irdma_chunk *chunk, u32 pg_cnt); void irdma_prm_rem_bitmapmem(struct irdma_hw *hw, struct irdma_chunk *chunk); #endif /* IRDMA_PBLE_H */ diff --git a/drivers/infiniband/hw/irdma/protos.h b/drivers/infiniband/hw/irdma/protos.h index a17c0ffb0cc8..9b6e919ae2a9 100644 --- a/drivers/infiniband/hw/irdma/protos.h +++ b/drivers/infiniband/hw/irdma/protos.h @@ -12,58 +12,51 @@ #define CQP_TIMEOUT_THRESHOLD 500 /* init operations */ -enum irdma_status_code irdma_sc_dev_init(enum irdma_vers ver, - struct irdma_sc_dev *dev, - struct irdma_device_init_info *info); +int irdma_sc_dev_init(enum irdma_vers ver, struct irdma_sc_dev *dev, + struct irdma_device_init_info *info); void irdma_sc_rt_init(struct irdma_sc_dev *dev); void irdma_sc_cqp_post_sq(struct irdma_sc_cqp *cqp); __le64 *irdma_sc_cqp_get_next_send_wqe(struct irdma_sc_cqp *cqp, u64 scratch); -enum irdma_status_code -irdma_sc_mr_fast_register(struct irdma_sc_qp *qp, - struct irdma_fast_reg_stag_info *info, bool post_sq); +int irdma_sc_mr_fast_register(struct irdma_sc_qp *qp, + struct irdma_fast_reg_stag_info *info, + bool post_sq); /* HMC/FPM functions */ -enum irdma_status_code irdma_sc_init_iw_hmc(struct irdma_sc_dev *dev, - u8 hmc_fn_id); +int irdma_sc_init_iw_hmc(struct irdma_sc_dev *dev, u8 hmc_fn_id); /* stats misc */ -enum irdma_status_code -irdma_cqp_gather_stats_cmd(struct irdma_sc_dev *dev, - struct irdma_vsi_pestat *pestat, bool wait); +int irdma_cqp_gather_stats_cmd(struct irdma_sc_dev *dev, + struct irdma_vsi_pestat *pestat, bool wait); void irdma_cqp_gather_stats_gen1(struct irdma_sc_dev *dev, struct irdma_vsi_pestat *pestat); void irdma_hw_stats_read_all(struct irdma_vsi_pestat *stats, struct irdma_dev_hw_stats *stats_values, u64 *hw_stats_regs_32, u64 *hw_stats_regs_64, u8 hw_rev); -enum irdma_status_code -irdma_cqp_ws_node_cmd(struct irdma_sc_dev *dev, u8 cmd, - struct irdma_ws_node_info *node_info); -enum irdma_status_code irdma_cqp_ceq_cmd(struct irdma_sc_dev *dev, - struct irdma_sc_ceq *sc_ceq, u8 op); -enum irdma_status_code irdma_cqp_aeq_cmd(struct irdma_sc_dev *dev, - struct irdma_sc_aeq *sc_aeq, u8 op); -enum irdma_status_code -irdma_cqp_stats_inst_cmd(struct irdma_sc_vsi *vsi, u8 cmd, - struct irdma_stats_inst_info *stats_info); +int irdma_cqp_ws_node_cmd(struct irdma_sc_dev *dev, u8 cmd, + struct irdma_ws_node_info *node_info); +int irdma_cqp_ceq_cmd(struct irdma_sc_dev *dev, struct irdma_sc_ceq *sc_ceq, + u8 op); +int irdma_cqp_aeq_cmd(struct irdma_sc_dev *dev, struct irdma_sc_aeq *sc_aeq, + u8 op); +int irdma_cqp_stats_inst_cmd(struct irdma_sc_vsi *vsi, u8 cmd, + struct irdma_stats_inst_info *stats_info); u16 irdma_alloc_ws_node_id(struct irdma_sc_dev *dev); void irdma_free_ws_node_id(struct irdma_sc_dev *dev, u16 node_id); void irdma_update_stats(struct irdma_dev_hw_stats *hw_stats, struct irdma_gather_stats *gather_stats, struct irdma_gather_stats *last_gather_stats); /* vsi functions */ -enum irdma_status_code irdma_vsi_stats_init(struct irdma_sc_vsi *vsi, - struct irdma_vsi_stats_info *info); +int irdma_vsi_stats_init(struct irdma_sc_vsi *vsi, + struct irdma_vsi_stats_info *info); void irdma_vsi_stats_free(struct irdma_sc_vsi *vsi); void irdma_sc_vsi_init(struct irdma_sc_vsi *vsi, struct irdma_vsi_init_info *info); -enum irdma_status_code irdma_sc_add_cq_ctx(struct irdma_sc_ceq *ceq, - struct irdma_sc_cq *cq); +int irdma_sc_add_cq_ctx(struct irdma_sc_ceq *ceq, struct irdma_sc_cq *cq); void irdma_sc_remove_cq_ctx(struct irdma_sc_ceq *ceq, struct irdma_sc_cq *cq); /* misc L2 param change functions */ void irdma_change_l2params(struct irdma_sc_vsi *vsi, struct irdma_l2params *l2params); void irdma_sc_suspend_resume_qps(struct irdma_sc_vsi *vsi, u8 suspend); -enum irdma_status_code irdma_cqp_qp_suspend_resume(struct irdma_sc_qp *qp, - u8 cmd); +int irdma_cqp_qp_suspend_resume(struct irdma_sc_qp *qp, u8 cmd); void irdma_qp_add_qos(struct irdma_sc_qp *qp); void irdma_qp_rem_qos(struct irdma_sc_qp *qp); struct irdma_sc_qp *irdma_get_qp_from_list(struct list_head *head, @@ -81,31 +74,26 @@ void irdma_terminate_received(struct irdma_sc_qp *qp, /* misc */ u8 irdma_get_encoded_wqe_size(u32 wqsize, enum irdma_queue_type queue_type); void irdma_modify_qp_to_err(struct irdma_sc_qp *sc_qp); -enum irdma_status_code -irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, u64 scratch, - u8 hmc_fn_id, bool post_sq, - bool poll_registers); -enum irdma_status_code irdma_cfg_fpm_val(struct irdma_sc_dev *dev, - u32 qp_count); -enum irdma_status_code irdma_get_rdma_features(struct irdma_sc_dev *dev); +int irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, u64 scratch, + u8 hmc_fn_id, bool post_sq, + bool poll_registers); +int irdma_cfg_fpm_val(struct irdma_sc_dev *dev, u32 qp_count); +int irdma_get_rdma_features(struct irdma_sc_dev *dev); void free_sd_mem(struct irdma_sc_dev *dev); -enum irdma_status_code irdma_process_cqp_cmd(struct irdma_sc_dev *dev, - struct cqp_cmds_info *pcmdinfo); -enum irdma_status_code irdma_process_bh(struct irdma_sc_dev *dev); -enum irdma_status_code irdma_cqp_sds_cmd(struct irdma_sc_dev *dev, - struct irdma_update_sds_info *info); -enum irdma_status_code -irdma_cqp_query_fpm_val_cmd(struct irdma_sc_dev *dev, - struct irdma_dma_mem *val_mem, u8 hmc_fn_id); -enum irdma_status_code -irdma_cqp_commit_fpm_val_cmd(struct irdma_sc_dev *dev, - struct irdma_dma_mem *val_mem, u8 hmc_fn_id); -enum irdma_status_code irdma_alloc_query_fpm_buf(struct irdma_sc_dev *dev, - struct irdma_dma_mem *mem); -enum irdma_status_code -irdma_cqp_manage_hmc_fcn_cmd(struct irdma_sc_dev *dev, - struct irdma_hmc_fcn_info *hmcfcninfo, - u16 *pmf_idx); +int irdma_process_cqp_cmd(struct irdma_sc_dev *dev, + struct cqp_cmds_info *pcmdinfo); +int irdma_process_bh(struct irdma_sc_dev *dev); +int irdma_cqp_sds_cmd(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *info); +int irdma_cqp_query_fpm_val_cmd(struct irdma_sc_dev *dev, + struct irdma_dma_mem *val_mem, u8 hmc_fn_id); +int irdma_cqp_commit_fpm_val_cmd(struct irdma_sc_dev *dev, + struct irdma_dma_mem *val_mem, u8 hmc_fn_id); +int irdma_alloc_query_fpm_buf(struct irdma_sc_dev *dev, + struct irdma_dma_mem *mem); +int irdma_cqp_manage_hmc_fcn_cmd(struct irdma_sc_dev *dev, + struct irdma_hmc_fcn_info *hmcfcninfo, + u16 *pmf_idx); void irdma_add_dev_ref(struct irdma_sc_dev *dev); void irdma_put_dev_ref(struct irdma_sc_dev *dev); void *irdma_remove_cqp_head(struct irdma_sc_dev *dev); diff --git a/drivers/infiniband/hw/irdma/puda.c b/drivers/infiniband/hw/irdma/puda.c index 58e7d875643b..397f3d070f90 100644 --- a/drivers/infiniband/hw/irdma/puda.c +++ b/drivers/infiniband/hw/irdma/puda.c @@ -1,7 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB /* Copyright (c) 2015 - 2021 Intel Corporation */ #include "osdep.h" -#include "status.h" #include "hmc.h" #include "defs.h" #include "type.h" @@ -114,8 +113,7 @@ static void irdma_puda_post_recvbuf(struct irdma_puda_rsrc *rsrc, u32 wqe_idx, * @rsrc: resource to use for buffer * @initial: flag if during init time */ -static enum irdma_status_code -irdma_puda_replenish_rq(struct irdma_puda_rsrc *rsrc, bool initial) +static int irdma_puda_replenish_rq(struct irdma_puda_rsrc *rsrc, bool initial) { u32 i; u32 invalid_cnt = rsrc->rxq_invalid_cnt; @@ -124,7 +122,7 @@ irdma_puda_replenish_rq(struct irdma_puda_rsrc *rsrc, bool initial) for (i = 0; i < invalid_cnt; i++) { buf = irdma_puda_get_bufpool(rsrc); if (!buf) - return IRDMA_ERR_list_empty; + return -ENOBUFS; irdma_puda_post_recvbuf(rsrc, rsrc->rx_wqe_idx, buf, initial); rsrc->rx_wqe_idx = ((rsrc->rx_wqe_idx + 1) % rsrc->rq_size); rsrc->rxq_invalid_cnt--; @@ -194,7 +192,7 @@ static __le64 *irdma_puda_get_next_send_wqe(struct irdma_qp_uk *qp, u32 *wqe_idx) { __le64 *wqe = NULL; - enum irdma_status_code ret_code = 0; + int ret_code = 0; *wqe_idx = IRDMA_RING_CURRENT_HEAD(qp->sq_ring); if (!*wqe_idx) @@ -213,8 +211,8 @@ static __le64 *irdma_puda_get_next_send_wqe(struct irdma_qp_uk *qp, * @cq: cq for poll * @info: info return for successful completion */ -static enum irdma_status_code -irdma_puda_poll_info(struct irdma_sc_cq *cq, struct irdma_puda_cmpl_info *info) +static int irdma_puda_poll_info(struct irdma_sc_cq *cq, + struct irdma_puda_cmpl_info *info) { struct irdma_cq_uk *cq_uk = &cq->cq_uk; u64 qword0, qword2, qword3, qword6; @@ -233,7 +231,7 @@ irdma_puda_poll_info(struct irdma_sc_cq *cq, struct irdma_puda_cmpl_info *info) get_64bit_val(cqe, 24, &qword3); valid_bit = (bool)FIELD_GET(IRDMA_CQ_VALID, qword3); if (valid_bit != cq_uk->polarity) - return IRDMA_ERR_Q_EMPTY; + return -ENOENT; if (cq->dev->hw_attrs.uk_attrs.hw_rev >= IRDMA_GEN_2) ext_valid = (bool)FIELD_GET(IRDMA_CQ_EXTCQE, qword3); @@ -246,7 +244,7 @@ irdma_puda_poll_info(struct irdma_sc_cq *cq, struct irdma_puda_cmpl_info *info) if (!peek_head) polarity ^= 1; if (polarity != cq_uk->polarity) - return IRDMA_ERR_Q_EMPTY; + return -ENOENT; IRDMA_RING_MOVE_HEAD_NOCHECK(cq_uk->cq_ring); if (!IRDMA_RING_CURRENT_HEAD(cq_uk->cq_ring)) @@ -267,7 +265,7 @@ irdma_puda_poll_info(struct irdma_sc_cq *cq, struct irdma_puda_cmpl_info *info) major_err = (u32)(FIELD_GET(IRDMA_CQ_MAJERR, qword3)); minor_err = (u32)(FIELD_GET(IRDMA_CQ_MINERR, qword3)); info->compl_error = major_err << 16 | minor_err; - return IRDMA_ERR_CQ_COMPL_ERROR; + return -EIO; } get_64bit_val(cqe, 0, &qword0); @@ -319,14 +317,13 @@ irdma_puda_poll_info(struct irdma_sc_cq *cq, struct irdma_puda_cmpl_info *info) * @cq: cq getting interrupt * @compl_err: return any completion err */ -enum irdma_status_code irdma_puda_poll_cmpl(struct irdma_sc_dev *dev, - struct irdma_sc_cq *cq, - u32 *compl_err) +int irdma_puda_poll_cmpl(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq, + u32 *compl_err) { struct irdma_qp_uk *qp; struct irdma_cq_uk *cq_uk = &cq->cq_uk; struct irdma_puda_cmpl_info info = {}; - enum irdma_status_code ret = 0; + int ret = 0; struct irdma_puda_buf *buf; struct irdma_puda_rsrc *rsrc; u8 cq_type = cq->cq_type; @@ -337,24 +334,24 @@ enum irdma_status_code irdma_puda_poll_cmpl(struct irdma_sc_dev *dev, cq->vsi->ieq; } else { ibdev_dbg(to_ibdev(dev), "PUDA: qp_type error\n"); - return IRDMA_ERR_BAD_PTR; + return -EINVAL; } ret = irdma_puda_poll_info(cq, &info); *compl_err = info.compl_error; - if (ret == IRDMA_ERR_Q_EMPTY) + if (ret == -ENOENT) return ret; if (ret) goto done; qp = info.qp; if (!qp || !rsrc) { - ret = IRDMA_ERR_BAD_PTR; + ret = -EFAULT; goto done; } if (qp->qp_id != rsrc->qp_id) { - ret = IRDMA_ERR_BAD_PTR; + ret = -EFAULT; goto done; } @@ -422,8 +419,7 @@ done: * @qp: puda qp for send * @info: buffer information for transmit */ -enum irdma_status_code irdma_puda_send(struct irdma_sc_qp *qp, - struct irdma_puda_send_info *info) +int irdma_puda_send(struct irdma_sc_qp *qp, struct irdma_puda_send_info *info) { __le64 *wqe; u32 iplen, l4len; @@ -443,7 +439,7 @@ enum irdma_status_code irdma_puda_send(struct irdma_sc_qp *qp, wqe = irdma_puda_get_next_send_wqe(&qp->qp_uk, &wqe_idx); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; qp->qp_uk.sq_wrtrk_array[wqe_idx].wrid = (uintptr_t)info->scratch; /* Third line of WQE descriptor */ @@ -503,7 +499,7 @@ void irdma_puda_send_buf(struct irdma_puda_rsrc *rsrc, struct irdma_puda_buf *buf) { struct irdma_puda_send_info info; - enum irdma_status_code ret = 0; + int ret = 0; unsigned long flags; spin_lock_irqsave(&rsrc->bufpool_lock, flags); @@ -603,19 +599,18 @@ static void irdma_puda_qp_setctx(struct irdma_puda_rsrc *rsrc) * @dev: Device * @qp: Resource qp */ -static enum irdma_status_code irdma_puda_qp_wqe(struct irdma_sc_dev *dev, - struct irdma_sc_qp *qp) +static int irdma_puda_qp_wqe(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp) { struct irdma_sc_cqp *cqp; __le64 *wqe; u64 hdr; struct irdma_ccq_cqe_info compl_info; - enum irdma_status_code status = 0; + int status = 0; cqp = dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, 0); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 16, qp->hw_host_ctx_pa); set_64bit_val(wqe, 40, qp->shadow_area_pa); @@ -643,11 +638,11 @@ static enum irdma_status_code irdma_puda_qp_wqe(struct irdma_sc_dev *dev, * irdma_puda_qp_create - create qp for resource * @rsrc: resource to use for buffer */ -static enum irdma_status_code irdma_puda_qp_create(struct irdma_puda_rsrc *rsrc) +static int irdma_puda_qp_create(struct irdma_puda_rsrc *rsrc) { struct irdma_sc_qp *qp = &rsrc->qp; struct irdma_qp_uk *ukqp = &qp->qp_uk; - enum irdma_status_code ret = 0; + int ret = 0; u32 sq_size, rq_size; struct irdma_dma_mem *mem; @@ -659,7 +654,7 @@ static enum irdma_status_code irdma_puda_qp_create(struct irdma_puda_rsrc *rsrc) rsrc->qpmem.size, &rsrc->qpmem.pa, GFP_KERNEL); if (!rsrc->qpmem.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; mem = &rsrc->qpmem; memset(mem->va, 0, rsrc->qpmem.size); @@ -722,19 +717,18 @@ static enum irdma_status_code irdma_puda_qp_create(struct irdma_puda_rsrc *rsrc) * @dev: Device * @cq: resource for cq */ -static enum irdma_status_code irdma_puda_cq_wqe(struct irdma_sc_dev *dev, - struct irdma_sc_cq *cq) +static int irdma_puda_cq_wqe(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq) { __le64 *wqe; struct irdma_sc_cqp *cqp; u64 hdr; struct irdma_ccq_cqe_info compl_info; - enum irdma_status_code status = 0; + int status = 0; cqp = dev->cqp; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, 0); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 0, cq->cq_uk.cq_size); set_64bit_val(wqe, 8, (uintptr_t)cq >> 1); @@ -775,11 +769,11 @@ static enum irdma_status_code irdma_puda_cq_wqe(struct irdma_sc_dev *dev, * irdma_puda_cq_create - create cq for resource * @rsrc: resource for which cq to create */ -static enum irdma_status_code irdma_puda_cq_create(struct irdma_puda_rsrc *rsrc) +static int irdma_puda_cq_create(struct irdma_puda_rsrc *rsrc) { struct irdma_sc_dev *dev = rsrc->dev; struct irdma_sc_cq *cq = &rsrc->cq; - enum irdma_status_code ret = 0; + int ret = 0; u32 cqsize; struct irdma_dma_mem *mem; struct irdma_cq_init_info info = {}; @@ -792,7 +786,7 @@ static enum irdma_status_code irdma_puda_cq_create(struct irdma_puda_rsrc *rsrc) rsrc->cqmem.va = dma_alloc_coherent(dev->hw->device, rsrc->cqmem.size, &rsrc->cqmem.pa, GFP_KERNEL); if (!rsrc->cqmem.va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; mem = &rsrc->cqmem; info.dev = dev; @@ -833,7 +827,7 @@ error: */ static void irdma_puda_free_qp(struct irdma_puda_rsrc *rsrc) { - enum irdma_status_code ret; + int ret; struct irdma_ccq_cqe_info compl_info; struct irdma_sc_dev *dev = rsrc->dev; @@ -865,7 +859,7 @@ static void irdma_puda_free_qp(struct irdma_puda_rsrc *rsrc) */ static void irdma_puda_free_cq(struct irdma_puda_rsrc *rsrc) { - enum irdma_status_code ret; + int ret; struct irdma_ccq_cqe_info compl_info; struct irdma_sc_dev *dev = rsrc->dev; @@ -967,8 +961,7 @@ void irdma_puda_dele_rsrc(struct irdma_sc_vsi *vsi, enum puda_rsrc_type type, * @rsrc: resource for buffer allocation * @count: number of buffers to create */ -static enum irdma_status_code irdma_puda_allocbufs(struct irdma_puda_rsrc *rsrc, - u32 count) +static int irdma_puda_allocbufs(struct irdma_puda_rsrc *rsrc, u32 count) { u32 i; struct irdma_puda_buf *buf; @@ -978,7 +971,7 @@ static enum irdma_status_code irdma_puda_allocbufs(struct irdma_puda_rsrc *rsrc, buf = irdma_puda_alloc_buf(rsrc->dev, rsrc->buf_size); if (!buf) { rsrc->stats_buf_alloc_fail++; - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } irdma_puda_ret_bufpool(rsrc, buf); rsrc->alloc_buf_count++; @@ -1001,11 +994,11 @@ static enum irdma_status_code irdma_puda_allocbufs(struct irdma_puda_rsrc *rsrc, * @vsi: sc VSI struct * @info: resource information */ -enum irdma_status_code irdma_puda_create_rsrc(struct irdma_sc_vsi *vsi, - struct irdma_puda_rsrc_info *info) +int irdma_puda_create_rsrc(struct irdma_sc_vsi *vsi, + struct irdma_puda_rsrc_info *info) { struct irdma_sc_dev *dev = vsi->dev; - enum irdma_status_code ret = 0; + int ret = 0; struct irdma_puda_rsrc *rsrc; u32 pudasize; u32 sqwridsize, rqwridsize; @@ -1023,12 +1016,12 @@ enum irdma_status_code irdma_puda_create_rsrc(struct irdma_sc_vsi *vsi, vmem = &vsi->ieq_mem; break; default: - return IRDMA_NOT_SUPPORTED; + return -EOPNOTSUPP; } vmem->size = pudasize + sqwridsize + rqwridsize; vmem->va = kzalloc(vmem->size, GFP_KERNEL); if (!vmem->va) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; rsrc = vmem->va; spin_lock_init(&rsrc->bufpool_lock); @@ -1046,7 +1039,7 @@ enum irdma_status_code irdma_puda_create_rsrc(struct irdma_sc_vsi *vsi, rsrc->xmit_complete = irdma_ieq_tx_compl; break; default: - return IRDMA_NOT_SUPPORTED; + return -EOPNOTSUPP; } rsrc->type = info->type; @@ -1323,12 +1316,12 @@ static void irdma_ieq_compl_pfpdu(struct irdma_puda_rsrc *ieq, * @buf: first receive buffer * @fpdu_len: total length of fpdu */ -static enum irdma_status_code -irdma_ieq_create_pbufl(struct irdma_pfpdu *pfpdu, struct list_head *rxlist, - struct list_head *pbufl, struct irdma_puda_buf *buf, - u16 fpdu_len) +static int irdma_ieq_create_pbufl(struct irdma_pfpdu *pfpdu, + struct list_head *rxlist, + struct list_head *pbufl, + struct irdma_puda_buf *buf, u16 fpdu_len) { - enum irdma_status_code status = 0; + int status = 0; struct irdma_puda_buf *nextbuf; u32 nextseqnum; u16 plen = fpdu_len - buf->datalen; @@ -1338,13 +1331,13 @@ irdma_ieq_create_pbufl(struct irdma_pfpdu *pfpdu, struct list_head *rxlist, do { nextbuf = irdma_puda_get_listbuf(rxlist); if (!nextbuf) { - status = IRDMA_ERR_list_empty; + status = -ENOBUFS; break; } list_add_tail(&nextbuf->list, pbufl); if (nextbuf->seqnum != nextseqnum) { pfpdu->bad_seq_num++; - status = IRDMA_ERR_SEQ_NUM; + status = -ERANGE; break; } if (nextbuf->datalen >= plen) { @@ -1366,11 +1359,11 @@ irdma_ieq_create_pbufl(struct irdma_pfpdu *pfpdu, struct list_head *rxlist, * @buf: receive buffer * @fpdu_len: fpdu len in the buffer */ -static enum irdma_status_code -irdma_ieq_handle_partial(struct irdma_puda_rsrc *ieq, struct irdma_pfpdu *pfpdu, - struct irdma_puda_buf *buf, u16 fpdu_len) +static int irdma_ieq_handle_partial(struct irdma_puda_rsrc *ieq, + struct irdma_pfpdu *pfpdu, + struct irdma_puda_buf *buf, u16 fpdu_len) { - enum irdma_status_code status = 0; + int status = 0; u8 *crcptr; u32 mpacrc; u32 seqnum = buf->seqnum; @@ -1390,7 +1383,7 @@ irdma_ieq_handle_partial(struct irdma_puda_rsrc *ieq, struct irdma_pfpdu *pfpdu, txbuf = irdma_puda_get_bufpool(ieq); if (!txbuf) { pfpdu->no_tx_bufs++; - status = IRDMA_ERR_NO_TXBUFS; + status = -ENOBUFS; goto error; } @@ -1434,9 +1427,9 @@ error: * @pfpdu: partial management per user qp * @buf: receive buffer */ -static enum irdma_status_code irdma_ieq_process_buf(struct irdma_puda_rsrc *ieq, - struct irdma_pfpdu *pfpdu, - struct irdma_puda_buf *buf) +static int irdma_ieq_process_buf(struct irdma_puda_rsrc *ieq, + struct irdma_pfpdu *pfpdu, + struct irdma_puda_buf *buf) { u16 fpdu_len = 0; u16 datalen = buf->datalen; @@ -1450,7 +1443,7 @@ static enum irdma_status_code irdma_ieq_process_buf(struct irdma_puda_rsrc *ieq, bool partial = false; struct irdma_puda_buf *txbuf; struct list_head *rxlist = &pfpdu->rxlist; - enum irdma_status_code ret = 0; + int ret = 0; ioffset = (u16)(buf->data - (u8 *)buf->mem.va); while (datalen) { @@ -1459,7 +1452,7 @@ static enum irdma_status_code irdma_ieq_process_buf(struct irdma_puda_rsrc *ieq, ibdev_dbg(to_ibdev(ieq->dev), "IEQ: error bad fpdu len\n"); list_add(&buf->list, rxlist); - return IRDMA_ERR_MPA_CRC; + return -EINVAL; } if (datalen < fpdu_len) { @@ -1475,7 +1468,7 @@ static enum irdma_status_code irdma_ieq_process_buf(struct irdma_puda_rsrc *ieq, list_add(&buf->list, rxlist); ibdev_dbg(to_ibdev(ieq->dev), "ERR: IRDMA_ERR_MPA_CRC\n"); - return IRDMA_ERR_MPA_CRC; + return -EINVAL; } full++; pfpdu->fpdu_processed++; @@ -1490,7 +1483,7 @@ static enum irdma_status_code irdma_ieq_process_buf(struct irdma_puda_rsrc *ieq, if (!txbuf) { pfpdu->no_tx_bufs++; list_add(&buf->list, rxlist); - return IRDMA_ERR_NO_TXBUFS; + return -ENOBUFS; } /* modify txbuf's buffer header */ irdma_ieq_setup_tx_buf(buf, txbuf); @@ -1539,7 +1532,7 @@ void irdma_ieq_process_fpdus(struct irdma_sc_qp *qp, struct irdma_pfpdu *pfpdu = &qp->pfpdu; struct list_head *rxlist = &pfpdu->rxlist; struct irdma_puda_buf *buf; - enum irdma_status_code status; + int status; do { if (list_empty(rxlist)) @@ -1557,7 +1550,7 @@ void irdma_ieq_process_fpdus(struct irdma_sc_qp *qp, } /* keep processing buffers from the head of the list */ status = irdma_ieq_process_buf(ieq, pfpdu, buf); - if (status == IRDMA_ERR_MPA_CRC) { + if (status == -EINVAL) { pfpdu->mpa_crc_err = true; while (!list_empty(rxlist)) { buf = irdma_puda_get_listbuf(rxlist); @@ -1576,8 +1569,7 @@ void irdma_ieq_process_fpdus(struct irdma_sc_qp *qp, * @qp: qp pointer * @buf: buf received on IEQ used to create AH */ -static enum irdma_status_code irdma_ieq_create_ah(struct irdma_sc_qp *qp, - struct irdma_puda_buf *buf) +static int irdma_ieq_create_ah(struct irdma_sc_qp *qp, struct irdma_puda_buf *buf) { struct irdma_ah_info ah_info = {}; diff --git a/drivers/infiniband/hw/irdma/puda.h b/drivers/infiniband/hw/irdma/puda.h index db3a51170020..5f5124db6ddf 100644 --- a/drivers/infiniband/hw/irdma/puda.h +++ b/drivers/infiniband/hw/irdma/puda.h @@ -151,42 +151,33 @@ void irdma_puda_ret_bufpool(struct irdma_puda_rsrc *rsrc, struct irdma_puda_buf *buf); void irdma_puda_send_buf(struct irdma_puda_rsrc *rsrc, struct irdma_puda_buf *buf); -enum irdma_status_code irdma_puda_send(struct irdma_sc_qp *qp, - struct irdma_puda_send_info *info); -enum irdma_status_code -irdma_puda_create_rsrc(struct irdma_sc_vsi *vsi, - struct irdma_puda_rsrc_info *info); +int irdma_puda_send(struct irdma_sc_qp *qp, struct irdma_puda_send_info *info); +int irdma_puda_create_rsrc(struct irdma_sc_vsi *vsi, + struct irdma_puda_rsrc_info *info); void irdma_puda_dele_rsrc(struct irdma_sc_vsi *vsi, enum puda_rsrc_type type, bool reset); -enum irdma_status_code irdma_puda_poll_cmpl(struct irdma_sc_dev *dev, - struct irdma_sc_cq *cq, - u32 *compl_err); +int irdma_puda_poll_cmpl(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq, + u32 *compl_err); struct irdma_sc_qp *irdma_ieq_get_qp(struct irdma_sc_dev *dev, struct irdma_puda_buf *buf); -enum irdma_status_code -irdma_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, - struct irdma_puda_buf *buf); -enum irdma_status_code irdma_ieq_check_mpacrc(struct shash_desc *desc, - void *addr, u32 len, u32 val); -enum irdma_status_code irdma_init_hash_desc(struct shash_desc **desc); +int irdma_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, + struct irdma_puda_buf *buf); +int irdma_ieq_check_mpacrc(struct shash_desc *desc, void *addr, u32 len, u32 val); +int irdma_init_hash_desc(struct shash_desc **desc); void irdma_ieq_mpa_crc_ae(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp); void irdma_free_hash_desc(struct shash_desc *desc); -void irdma_ieq_update_tcpip_info(struct irdma_puda_buf *buf, u16 len, - u32 seqnum); -enum irdma_status_code irdma_cqp_qp_create_cmd(struct irdma_sc_dev *dev, - struct irdma_sc_qp *qp); -enum irdma_status_code irdma_cqp_cq_create_cmd(struct irdma_sc_dev *dev, - struct irdma_sc_cq *cq); -enum irdma_status_code irdma_cqp_qp_destroy_cmd(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp); +void irdma_ieq_update_tcpip_info(struct irdma_puda_buf *buf, u16 len, u32 seqnum); +int irdma_cqp_qp_create_cmd(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp); +int irdma_cqp_cq_create_cmd(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq); +int irdma_cqp_qp_destroy_cmd(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp); void irdma_cqp_cq_destroy_cmd(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq); void irdma_puda_ieq_get_ah_info(struct irdma_sc_qp *qp, struct irdma_ah_info *ah_info); -enum irdma_status_code irdma_puda_create_ah(struct irdma_sc_dev *dev, - struct irdma_ah_info *ah_info, - bool wait, enum puda_rsrc_type type, - void *cb_param, - struct irdma_sc_ah **ah); +int irdma_puda_create_ah(struct irdma_sc_dev *dev, + struct irdma_ah_info *ah_info, bool wait, + enum puda_rsrc_type type, void *cb_param, + struct irdma_sc_ah **ah); void irdma_puda_free_ah(struct irdma_sc_dev *dev, struct irdma_sc_ah *ah); void irdma_ieq_process_fpdus(struct irdma_sc_qp *qp, struct irdma_puda_rsrc *ieq); diff --git a/drivers/infiniband/hw/irdma/status.h b/drivers/infiniband/hw/irdma/status.h deleted file mode 100644 index 22ea3888253a..000000000000 --- a/drivers/infiniband/hw/irdma/status.h +++ /dev/null @@ -1,71 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */ -/* Copyright (c) 2015 - 2020 Intel Corporation */ -#ifndef IRDMA_STATUS_H -#define IRDMA_STATUS_H - -/* Error Codes */ -enum irdma_status_code { - IRDMA_SUCCESS = 0, - IRDMA_ERR_NVM = -1, - IRDMA_ERR_NVM_CHECKSUM = -2, - IRDMA_ERR_CFG = -4, - IRDMA_ERR_PARAM = -5, - IRDMA_ERR_DEVICE_NOT_SUPPORTED = -6, - IRDMA_ERR_RESET_FAILED = -7, - IRDMA_ERR_SWFW_SYNC = -8, - IRDMA_ERR_NO_MEMORY = -9, - IRDMA_ERR_BAD_PTR = -10, - IRDMA_ERR_INVALID_PD_ID = -11, - IRDMA_ERR_INVALID_QP_ID = -12, - IRDMA_ERR_INVALID_CQ_ID = -13, - IRDMA_ERR_INVALID_CEQ_ID = -14, - IRDMA_ERR_INVALID_AEQ_ID = -15, - IRDMA_ERR_INVALID_SIZE = -16, - IRDMA_ERR_INVALID_ARP_INDEX = -17, - IRDMA_ERR_INVALID_FPM_FUNC_ID = -18, - IRDMA_ERR_QP_INVALID_MSG_SIZE = -19, - IRDMA_ERR_QP_TOOMANY_WRS_POSTED = -20, - IRDMA_ERR_INVALID_FRAG_COUNT = -21, - IRDMA_ERR_Q_EMPTY = -22, - IRDMA_ERR_INVALID_ALIGNMENT = -23, - IRDMA_ERR_FLUSHED_Q = -24, - IRDMA_ERR_INVALID_PUSH_PAGE_INDEX = -25, - IRDMA_ERR_INVALID_INLINE_DATA_SIZE = -26, - IRDMA_ERR_TIMEOUT = -27, - IRDMA_ERR_OPCODE_MISMATCH = -28, - IRDMA_ERR_CQP_COMPL_ERROR = -29, - IRDMA_ERR_INVALID_VF_ID = -30, - IRDMA_ERR_INVALID_HMCFN_ID = -31, - IRDMA_ERR_BACKING_PAGE_ERROR = -32, - IRDMA_ERR_NO_PBLCHUNKS_AVAILABLE = -33, - IRDMA_ERR_INVALID_PBLE_INDEX = -34, - IRDMA_ERR_INVALID_SD_INDEX = -35, - IRDMA_ERR_INVALID_PAGE_DESC_INDEX = -36, - IRDMA_ERR_INVALID_SD_TYPE = -37, - IRDMA_ERR_MEMCPY_FAILED = -38, - IRDMA_ERR_INVALID_HMC_OBJ_INDEX = -39, - IRDMA_ERR_INVALID_HMC_OBJ_COUNT = -40, - IRDMA_ERR_BUF_TOO_SHORT = -43, - IRDMA_ERR_BAD_IWARP_CQE = -44, - IRDMA_ERR_NVM_BLANK_MODE = -45, - IRDMA_ERR_NOT_IMPL = -46, - IRDMA_ERR_PE_DOORBELL_NOT_ENA = -47, - IRDMA_ERR_NOT_READY = -48, - IRDMA_NOT_SUPPORTED = -49, - IRDMA_ERR_FIRMWARE_API_VER = -50, - IRDMA_ERR_RING_FULL = -51, - IRDMA_ERR_MPA_CRC = -61, - IRDMA_ERR_NO_TXBUFS = -62, - IRDMA_ERR_SEQ_NUM = -63, - IRDMA_ERR_list_empty = -64, - IRDMA_ERR_INVALID_MAC_ADDR = -65, - IRDMA_ERR_BAD_STAG = -66, - IRDMA_ERR_CQ_COMPL_ERROR = -67, - IRDMA_ERR_Q_DESTROYED = -68, - IRDMA_ERR_INVALID_FEAT_CNT = -69, - IRDMA_ERR_REG_CQ_FULL = -70, - IRDMA_ERR_VF_MSG_ERROR = -71, - IRDMA_ERR_NO_INTR = -72, - IRDMA_ERR_REG_QSET = -73, -}; -#endif /* IRDMA_STATUS_H */ diff --git a/drivers/infiniband/hw/irdma/type.h b/drivers/infiniband/hw/irdma/type.h index 9483bb3e10ea..9e7b8ecb137a 100644 --- a/drivers/infiniband/hw/irdma/type.h +++ b/drivers/infiniband/hw/irdma/type.h @@ -2,7 +2,6 @@ /* Copyright (c) 2015 - 2021 Intel Corporation */ #ifndef IRDMA_TYPE_H #define IRDMA_TYPE_H -#include "status.h" #include "osdep.h" #include "irdma.h" #include "user.h" @@ -402,8 +401,8 @@ struct irdma_sc_cqp { u64 host_ctx_pa; void *back_cqp; struct irdma_sc_dev *dev; - enum irdma_status_code (*process_cqp_sds)(struct irdma_sc_dev *dev, - struct irdma_update_sds_info *info); + int (*process_cqp_sds)(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *info); struct irdma_dma_mem sdbuf; struct irdma_ring sq_ring; struct irdma_cqp_quanta *sq_base; @@ -605,12 +604,14 @@ struct irdma_sc_vsi { struct irdma_qos qos[IRDMA_MAX_USER_PRIORITY]; struct irdma_vsi_pestat *pestat; atomic_t qp_suspend_reqs; - enum irdma_status_code (*register_qset)(struct irdma_sc_vsi *vsi, - struct irdma_ws_node *tc_node); + int (*register_qset)(struct irdma_sc_vsi *vsi, + struct irdma_ws_node *tc_node); void (*unregister_qset)(struct irdma_sc_vsi *vsi, struct irdma_ws_node *tc_node); u8 qos_rel_bw; u8 qos_prio_type; + u8 dscp_map[IIDC_MAX_DSCP_MAPPING]; + bool dscp_mode:1; }; struct irdma_sc_dev { @@ -655,7 +656,7 @@ struct irdma_sc_dev { bool vchnl_up:1; bool ceq_valid:1; u8 pci_rev; - enum irdma_status_code (*ws_add)(struct irdma_sc_vsi *vsi, u8 user_pri); + int (*ws_add)(struct irdma_sc_vsi *vsi, u8 user_pri); void (*ws_remove)(struct irdma_sc_vsi *vsi, u8 user_pri); void (*ws_reset)(struct irdma_sc_vsi *vsi); }; @@ -735,11 +736,13 @@ struct irdma_l2params { u16 qs_handle_list[IRDMA_MAX_USER_PRIORITY]; u16 mtu; u8 up2tc[IRDMA_MAX_USER_PRIORITY]; + u8 dscp_map[IIDC_MAX_DSCP_MAPPING]; u8 num_tc; u8 vsi_rel_bw; u8 vsi_prio_type; bool mtu_changed:1; bool tc_changed:1; + bool dscp_mode:1; }; struct irdma_vsi_init_info { @@ -750,8 +753,8 @@ struct irdma_vsi_init_info { u16 pf_data_vsi_num; enum irdma_vm_vf_type vm_vf_type; u16 vm_id; - enum irdma_status_code (*register_qset)(struct irdma_sc_vsi *vsi, - struct irdma_ws_node *tc_node); + int (*register_qset)(struct irdma_sc_vsi *vsi, + struct irdma_ws_node *tc_node); void (*unregister_qset)(struct irdma_sc_vsi *vsi, struct irdma_ws_node *tc_node); }; @@ -1198,29 +1201,27 @@ struct irdma_irq_ops { }; void irdma_sc_ccq_arm(struct irdma_sc_cq *ccq); -enum irdma_status_code irdma_sc_ccq_create(struct irdma_sc_cq *ccq, u64 scratch, - bool check_overflow, bool post_sq); -enum irdma_status_code irdma_sc_ccq_destroy(struct irdma_sc_cq *ccq, u64 scratch, - bool post_sq); -enum irdma_status_code irdma_sc_ccq_get_cqe_info(struct irdma_sc_cq *ccq, - struct irdma_ccq_cqe_info *info); -enum irdma_status_code irdma_sc_ccq_init(struct irdma_sc_cq *ccq, - struct irdma_ccq_init_info *info); - -enum irdma_status_code irdma_sc_cceq_create(struct irdma_sc_ceq *ceq, u64 scratch); -enum irdma_status_code irdma_sc_cceq_destroy_done(struct irdma_sc_ceq *ceq); - -enum irdma_status_code irdma_sc_ceq_destroy(struct irdma_sc_ceq *ceq, u64 scratch, - bool post_sq); -enum irdma_status_code irdma_sc_ceq_init(struct irdma_sc_ceq *ceq, - struct irdma_ceq_init_info *info); +int irdma_sc_ccq_create(struct irdma_sc_cq *ccq, u64 scratch, + bool check_overflow, bool post_sq); +int irdma_sc_ccq_destroy(struct irdma_sc_cq *ccq, u64 scratch, bool post_sq); +int irdma_sc_ccq_get_cqe_info(struct irdma_sc_cq *ccq, + struct irdma_ccq_cqe_info *info); +int irdma_sc_ccq_init(struct irdma_sc_cq *ccq, + struct irdma_ccq_init_info *info); + +int irdma_sc_cceq_create(struct irdma_sc_ceq *ceq, u64 scratch); +int irdma_sc_cceq_destroy_done(struct irdma_sc_ceq *ceq); + +int irdma_sc_ceq_destroy(struct irdma_sc_ceq *ceq, u64 scratch, bool post_sq); +int irdma_sc_ceq_init(struct irdma_sc_ceq *ceq, + struct irdma_ceq_init_info *info); void irdma_sc_cleanup_ceqes(struct irdma_sc_cq *cq, struct irdma_sc_ceq *ceq); void *irdma_sc_process_ceq(struct irdma_sc_dev *dev, struct irdma_sc_ceq *ceq); -enum irdma_status_code irdma_sc_aeq_init(struct irdma_sc_aeq *aeq, - struct irdma_aeq_init_info *info); -enum irdma_status_code irdma_sc_get_next_aeqe(struct irdma_sc_aeq *aeq, - struct irdma_aeqe_info *info); +int irdma_sc_aeq_init(struct irdma_sc_aeq *aeq, + struct irdma_aeq_init_info *info); +int irdma_sc_get_next_aeqe(struct irdma_sc_aeq *aeq, + struct irdma_aeqe_info *info); void irdma_sc_repost_aeq_entries(struct irdma_sc_dev *dev, u32 count); void irdma_sc_pd_init(struct irdma_sc_dev *dev, struct irdma_sc_pd *pd, u32 pd_id, @@ -1228,31 +1229,27 @@ void irdma_sc_pd_init(struct irdma_sc_dev *dev, struct irdma_sc_pd *pd, u32 pd_i void irdma_cfg_aeq(struct irdma_sc_dev *dev, u32 idx, bool enable); void irdma_check_cqp_progress(struct irdma_cqp_timeout *cqp_timeout, struct irdma_sc_dev *dev); -enum irdma_status_code irdma_sc_cqp_create(struct irdma_sc_cqp *cqp, u16 *maj_err, - u16 *min_err); -enum irdma_status_code irdma_sc_cqp_destroy(struct irdma_sc_cqp *cqp); -enum irdma_status_code irdma_sc_cqp_init(struct irdma_sc_cqp *cqp, - struct irdma_cqp_init_info *info); +int irdma_sc_cqp_create(struct irdma_sc_cqp *cqp, u16 *maj_err, u16 *min_err); +int irdma_sc_cqp_destroy(struct irdma_sc_cqp *cqp); +int irdma_sc_cqp_init(struct irdma_sc_cqp *cqp, + struct irdma_cqp_init_info *info); void irdma_sc_cqp_post_sq(struct irdma_sc_cqp *cqp); -enum irdma_status_code irdma_sc_poll_for_cqp_op_done(struct irdma_sc_cqp *cqp, u8 opcode, - struct irdma_ccq_cqe_info *cmpl_info); -enum irdma_status_code irdma_sc_fast_register(struct irdma_sc_qp *qp, - struct irdma_fast_reg_stag_info *info, - bool post_sq); -enum irdma_status_code irdma_sc_qp_create(struct irdma_sc_qp *qp, - struct irdma_create_qp_info *info, - u64 scratch, bool post_sq); -enum irdma_status_code irdma_sc_qp_destroy(struct irdma_sc_qp *qp, - u64 scratch, bool remove_hash_idx, - bool ignore_mw_bnd, bool post_sq); -enum irdma_status_code irdma_sc_qp_flush_wqes(struct irdma_sc_qp *qp, - struct irdma_qp_flush_info *info, - u64 scratch, bool post_sq); -enum irdma_status_code irdma_sc_qp_init(struct irdma_sc_qp *qp, - struct irdma_qp_init_info *info); -enum irdma_status_code irdma_sc_qp_modify(struct irdma_sc_qp *qp, - struct irdma_modify_qp_info *info, - u64 scratch, bool post_sq); +int irdma_sc_poll_for_cqp_op_done(struct irdma_sc_cqp *cqp, u8 opcode, + struct irdma_ccq_cqe_info *cmpl_info); +int irdma_sc_fast_register(struct irdma_sc_qp *qp, + struct irdma_fast_reg_stag_info *info, bool post_sq); +int irdma_sc_qp_create(struct irdma_sc_qp *qp, + struct irdma_create_qp_info *info, u64 scratch, + bool post_sq); +int irdma_sc_qp_destroy(struct irdma_sc_qp *qp, u64 scratch, + bool remove_hash_idx, bool ignore_mw_bnd, bool post_sq); +int irdma_sc_qp_flush_wqes(struct irdma_sc_qp *qp, + struct irdma_qp_flush_info *info, u64 scratch, + bool post_sq); +int irdma_sc_qp_init(struct irdma_sc_qp *qp, struct irdma_qp_init_info *info); +int irdma_sc_qp_modify(struct irdma_sc_qp *qp, + struct irdma_modify_qp_info *info, u64 scratch, + bool post_sq); void irdma_sc_send_lsmm(struct irdma_sc_qp *qp, void *lsmm_buf, u32 size, irdma_stag stag); @@ -1261,14 +1258,12 @@ void irdma_sc_qp_setctx(struct irdma_sc_qp *qp, __le64 *qp_ctx, struct irdma_qp_host_ctx_info *info); void irdma_sc_qp_setctx_roce(struct irdma_sc_qp *qp, __le64 *qp_ctx, struct irdma_qp_host_ctx_info *info); -enum irdma_status_code irdma_sc_cq_destroy(struct irdma_sc_cq *cq, u64 scratch, - bool post_sq); -enum irdma_status_code irdma_sc_cq_init(struct irdma_sc_cq *cq, - struct irdma_cq_init_info *info); +int irdma_sc_cq_destroy(struct irdma_sc_cq *cq, u64 scratch, bool post_sq); +int irdma_sc_cq_init(struct irdma_sc_cq *cq, struct irdma_cq_init_info *info); void irdma_sc_cq_resize(struct irdma_sc_cq *cq, struct irdma_modify_cq_info *info); -enum irdma_status_code irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, - u64 scratch, u8 hmc_fn_id, - bool post_sq, bool poll_registers); +int irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, u64 scratch, + u8 hmc_fn_id, bool post_sq, + bool poll_registers); void sc_vsi_update_stats(struct irdma_sc_vsi *vsi); struct cqp_info { diff --git a/drivers/infiniband/hw/irdma/uda.c b/drivers/infiniband/hw/irdma/uda.c index 7a9988ddbd01..284cec2a74de 100644 --- a/drivers/infiniband/hw/irdma/uda.c +++ b/drivers/infiniband/hw/irdma/uda.c @@ -3,7 +3,6 @@ #include <linux/etherdevice.h> #include "osdep.h" -#include "status.h" #include "hmc.h" #include "defs.h" #include "type.h" @@ -18,16 +17,15 @@ * @op: Operation * @scratch: u64 saved to be used during cqp completion */ -enum irdma_status_code irdma_sc_access_ah(struct irdma_sc_cqp *cqp, - struct irdma_ah_info *info, - u32 op, u64 scratch) +int irdma_sc_access_ah(struct irdma_sc_cqp *cqp, struct irdma_ah_info *info, + u32 op, u64 scratch) { __le64 *wqe; u64 qw1, qw2; wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) - return IRDMA_ERR_RING_FULL; + return -ENOMEM; set_64bit_val(wqe, 0, ether_addr_to_u64(info->mac_addr) << 16); qw1 = FIELD_PREP(IRDMA_UDA_CQPSQ_MAV_PDINDEXLO, info->pd_idx) | @@ -86,8 +84,7 @@ enum irdma_status_code irdma_sc_access_ah(struct irdma_sc_cqp *cqp, * irdma_create_mg_ctx() - create a mcg context * @info: multicast group context info */ -static enum irdma_status_code -irdma_create_mg_ctx(struct irdma_mcast_grp_info *info) +static void irdma_create_mg_ctx(struct irdma_mcast_grp_info *info) { struct irdma_mcast_grp_ctx_entry_info *entry_info = NULL; u8 idx = 0; /* index in the array */ @@ -106,8 +103,6 @@ irdma_create_mg_ctx(struct irdma_mcast_grp_info *info) ctx_idx++; } } - - return 0; } /** @@ -117,27 +112,24 @@ irdma_create_mg_ctx(struct irdma_mcast_grp_info *info) * @op: operation to perform * @scratch: u64 saved to be used during cqp completion */ -enum irdma_status_code irdma_access_mcast_grp(struct irdma_sc_cqp *cqp, - struct irdma_mcast_grp_info *info, - u32 op, u64 scratch) +int irdma_access_mcast_grp(struct irdma_sc_cqp *cqp, + struct irdma_mcast_grp_info *info, u32 op, + u64 scratch) { __le64 *wqe; - enum irdma_status_code ret_code = 0; if (info->mg_id >= IRDMA_UDA_MAX_FSI_MGS) { ibdev_dbg(to_ibdev(cqp->dev), "WQE: mg_id out of range\n"); - return IRDMA_ERR_PARAM; + return -EINVAL; } wqe = irdma_sc_cqp_get_next_send_wqe(cqp, scratch); if (!wqe) { ibdev_dbg(to_ibdev(cqp->dev), "WQE: ring full\n"); - return IRDMA_ERR_RING_FULL; + return -ENOMEM; } - ret_code = irdma_create_mg_ctx(info); - if (ret_code) - return ret_code; + irdma_create_mg_ctx(info); set_64bit_val(wqe, 32, info->dma_mem_mc.pa); set_64bit_val(wqe, 16, @@ -198,8 +190,8 @@ static bool irdma_compare_mgs(struct irdma_mcast_grp_ctx_entry_info *entry1, * @ctx: Multcast group context * @mg: Multcast group info */ -enum irdma_status_code irdma_sc_add_mcast_grp(struct irdma_mcast_grp_info *ctx, - struct irdma_mcast_grp_ctx_entry_info *mg) +int irdma_sc_add_mcast_grp(struct irdma_mcast_grp_info *ctx, + struct irdma_mcast_grp_ctx_entry_info *mg) { u32 idx; bool free_entry_found = false; @@ -228,7 +220,7 @@ enum irdma_status_code irdma_sc_add_mcast_grp(struct irdma_mcast_grp_info *ctx, return 0; } - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } /** @@ -239,8 +231,8 @@ enum irdma_status_code irdma_sc_add_mcast_grp(struct irdma_mcast_grp_info *ctx, * Finds and removes a specific mulicast group from context, all * parameters must match to remove a multicast group. */ -enum irdma_status_code irdma_sc_del_mcast_grp(struct irdma_mcast_grp_info *ctx, - struct irdma_mcast_grp_ctx_entry_info *mg) +int irdma_sc_del_mcast_grp(struct irdma_mcast_grp_info *ctx, + struct irdma_mcast_grp_ctx_entry_info *mg) { u32 idx; @@ -269,5 +261,5 @@ enum irdma_status_code irdma_sc_del_mcast_grp(struct irdma_mcast_grp_info *ctx, } } - return IRDMA_ERR_PARAM; + return -EINVAL; } diff --git a/drivers/infiniband/hw/irdma/uda.h b/drivers/infiniband/hw/irdma/uda.h index a4ad0367dc96..fe4820ff0cca 100644 --- a/drivers/infiniband/hw/irdma/uda.h +++ b/drivers/infiniband/hw/irdma/uda.h @@ -32,56 +32,54 @@ struct irdma_sc_ah { struct irdma_ah_info ah_info; }; -enum irdma_status_code irdma_sc_add_mcast_grp(struct irdma_mcast_grp_info *ctx, - struct irdma_mcast_grp_ctx_entry_info *mg); -enum irdma_status_code irdma_sc_del_mcast_grp(struct irdma_mcast_grp_info *ctx, - struct irdma_mcast_grp_ctx_entry_info *mg); -enum irdma_status_code irdma_sc_access_ah(struct irdma_sc_cqp *cqp, struct irdma_ah_info *info, - u32 op, u64 scratch); -enum irdma_status_code irdma_access_mcast_grp(struct irdma_sc_cqp *cqp, - struct irdma_mcast_grp_info *info, - u32 op, u64 scratch); +int irdma_sc_add_mcast_grp(struct irdma_mcast_grp_info *ctx, + struct irdma_mcast_grp_ctx_entry_info *mg); +int irdma_sc_del_mcast_grp(struct irdma_mcast_grp_info *ctx, + struct irdma_mcast_grp_ctx_entry_info *mg); +int irdma_sc_access_ah(struct irdma_sc_cqp *cqp, struct irdma_ah_info *info, + u32 op, u64 scratch); +int irdma_access_mcast_grp(struct irdma_sc_cqp *cqp, + struct irdma_mcast_grp_info *info, u32 op, + u64 scratch); static inline void irdma_sc_init_ah(struct irdma_sc_dev *dev, struct irdma_sc_ah *ah) { ah->dev = dev; } -static inline enum irdma_status_code irdma_sc_create_ah(struct irdma_sc_cqp *cqp, - struct irdma_ah_info *info, - u64 scratch) +static inline int irdma_sc_create_ah(struct irdma_sc_cqp *cqp, + struct irdma_ah_info *info, u64 scratch) { return irdma_sc_access_ah(cqp, info, IRDMA_CQP_OP_CREATE_ADDR_HANDLE, scratch); } -static inline enum irdma_status_code irdma_sc_destroy_ah(struct irdma_sc_cqp *cqp, - struct irdma_ah_info *info, - u64 scratch) +static inline int irdma_sc_destroy_ah(struct irdma_sc_cqp *cqp, + struct irdma_ah_info *info, u64 scratch) { return irdma_sc_access_ah(cqp, info, IRDMA_CQP_OP_DESTROY_ADDR_HANDLE, scratch); } -static inline enum irdma_status_code irdma_sc_create_mcast_grp(struct irdma_sc_cqp *cqp, - struct irdma_mcast_grp_info *info, - u64 scratch) +static inline int irdma_sc_create_mcast_grp(struct irdma_sc_cqp *cqp, + struct irdma_mcast_grp_info *info, + u64 scratch) { return irdma_access_mcast_grp(cqp, info, IRDMA_CQP_OP_CREATE_MCAST_GRP, scratch); } -static inline enum irdma_status_code irdma_sc_modify_mcast_grp(struct irdma_sc_cqp *cqp, - struct irdma_mcast_grp_info *info, - u64 scratch) +static inline int irdma_sc_modify_mcast_grp(struct irdma_sc_cqp *cqp, + struct irdma_mcast_grp_info *info, + u64 scratch) { return irdma_access_mcast_grp(cqp, info, IRDMA_CQP_OP_MODIFY_MCAST_GRP, scratch); } -static inline enum irdma_status_code irdma_sc_destroy_mcast_grp(struct irdma_sc_cqp *cqp, - struct irdma_mcast_grp_info *info, - u64 scratch) +static inline int irdma_sc_destroy_mcast_grp(struct irdma_sc_cqp *cqp, + struct irdma_mcast_grp_info *info, + u64 scratch) { return irdma_access_mcast_grp(cqp, info, IRDMA_CQP_OP_DESTROY_MCAST_GRP, scratch); diff --git a/drivers/infiniband/hw/irdma/uk.c b/drivers/infiniband/hw/irdma/uk.c index 57a9444e9ea7..daeab5daed5b 100644 --- a/drivers/infiniband/hw/irdma/uk.c +++ b/drivers/infiniband/hw/irdma/uk.c @@ -1,7 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB /* Copyright (c) 2015 - 2021 Intel Corporation */ #include "osdep.h" -#include "status.h" #include "defs.h" #include "user.h" #include "irdma.h" @@ -56,7 +55,7 @@ static void irdma_set_fragment_gen_1(__le64 *wqe, u32 offset, * irdma_nop_1 - insert a NOP wqe * @qp: hw qp ptr */ -static enum irdma_status_code irdma_nop_1(struct irdma_qp_uk *qp) +static int irdma_nop_1(struct irdma_qp_uk *qp) { u64 hdr; __le64 *wqe; @@ -64,7 +63,7 @@ static enum irdma_status_code irdma_nop_1(struct irdma_qp_uk *qp) bool signaled = false; if (!qp->sq_ring.head) - return IRDMA_ERR_PARAM; + return -EINVAL; wqe_idx = IRDMA_RING_CURRENT_HEAD(qp->sq_ring); wqe = qp->sq_base[wqe_idx].elem; @@ -245,7 +244,7 @@ __le64 *irdma_qp_get_next_send_wqe(struct irdma_qp_uk *qp, u32 *wqe_idx, __le64 *irdma_qp_get_next_recv_wqe(struct irdma_qp_uk *qp, u32 *wqe_idx) { __le64 *wqe; - enum irdma_status_code ret_code; + int ret_code; if (IRDMA_RING_FULL_ERR(qp->rq_ring)) return NULL; @@ -268,16 +267,15 @@ __le64 *irdma_qp_get_next_recv_wqe(struct irdma_qp_uk *qp, u32 *wqe_idx) * @info: post sq information * @post_sq: flag to post sq */ -enum irdma_status_code irdma_uk_rdma_write(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, - bool post_sq) +int irdma_uk_rdma_write(struct irdma_qp_uk *qp, struct irdma_post_sq_info *info, + bool post_sq) { u64 hdr; __le64 *wqe; struct irdma_rdma_write *op_info; u32 i, wqe_idx; u32 total_size = 0, byte_off; - enum irdma_status_code ret_code; + int ret_code; u32 frag_cnt, addl_frag_cnt; bool read_fence = false; u16 quanta; @@ -286,7 +284,7 @@ enum irdma_status_code irdma_uk_rdma_write(struct irdma_qp_uk *qp, op_info = &info->op.rdma_write; if (op_info->num_lo_sges > qp->max_sq_frag_cnt) - return IRDMA_ERR_INVALID_FRAG_COUNT; + return -EINVAL; for (i = 0; i < op_info->num_lo_sges; i++) total_size += op_info->lo_sg_list[i].length; @@ -305,7 +303,7 @@ enum irdma_status_code irdma_uk_rdma_write(struct irdma_qp_uk *qp, wqe = irdma_qp_get_next_send_wqe(qp, &wqe_idx, quanta, total_size, info); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; irdma_clr_wqes(qp, wqe_idx); @@ -370,12 +368,11 @@ enum irdma_status_code irdma_uk_rdma_write(struct irdma_qp_uk *qp, * @inv_stag: flag for inv_stag * @post_sq: flag to post sq */ -enum irdma_status_code irdma_uk_rdma_read(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, - bool inv_stag, bool post_sq) +int irdma_uk_rdma_read(struct irdma_qp_uk *qp, struct irdma_post_sq_info *info, + bool inv_stag, bool post_sq) { struct irdma_rdma_read *op_info; - enum irdma_status_code ret_code; + int ret_code; u32 i, byte_off, total_size = 0; bool local_fence = false; u32 addl_frag_cnt; @@ -388,7 +385,7 @@ enum irdma_status_code irdma_uk_rdma_read(struct irdma_qp_uk *qp, op_info = &info->op.rdma_read; if (qp->max_sq_frag_cnt < op_info->num_lo_sges) - return IRDMA_ERR_INVALID_FRAG_COUNT; + return -EINVAL; for (i = 0; i < op_info->num_lo_sges; i++) total_size += op_info->lo_sg_list[i].length; @@ -400,7 +397,7 @@ enum irdma_status_code irdma_uk_rdma_read(struct irdma_qp_uk *qp, wqe = irdma_qp_get_next_send_wqe(qp, &wqe_idx, quanta, total_size, info); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; irdma_clr_wqes(qp, wqe_idx); @@ -457,15 +454,14 @@ enum irdma_status_code irdma_uk_rdma_read(struct irdma_qp_uk *qp, * @info: post sq information * @post_sq: flag to post sq */ -enum irdma_status_code irdma_uk_send(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, - bool post_sq) +int irdma_uk_send(struct irdma_qp_uk *qp, struct irdma_post_sq_info *info, + bool post_sq) { __le64 *wqe; struct irdma_post_send *op_info; u64 hdr; u32 i, wqe_idx, total_size = 0, byte_off; - enum irdma_status_code ret_code; + int ret_code; u32 frag_cnt, addl_frag_cnt; bool read_fence = false; u16 quanta; @@ -474,7 +470,7 @@ enum irdma_status_code irdma_uk_send(struct irdma_qp_uk *qp, op_info = &info->op.send; if (qp->max_sq_frag_cnt < op_info->num_sges) - return IRDMA_ERR_INVALID_FRAG_COUNT; + return -EINVAL; for (i = 0; i < op_info->num_sges; i++) total_size += op_info->sg_list[i].length; @@ -490,7 +486,7 @@ enum irdma_status_code irdma_uk_send(struct irdma_qp_uk *qp, wqe = irdma_qp_get_next_send_wqe(qp, &wqe_idx, quanta, total_size, info); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; irdma_clr_wqes(qp, wqe_idx); @@ -678,9 +674,8 @@ static u16 irdma_inline_data_size_to_quanta(u32 data_size) * @info: post sq information * @post_sq: flag to post sq */ -enum irdma_status_code -irdma_uk_inline_rdma_write(struct irdma_qp_uk *qp, struct irdma_post_sq_info *info, - bool post_sq) +int irdma_uk_inline_rdma_write(struct irdma_qp_uk *qp, + struct irdma_post_sq_info *info, bool post_sq) { __le64 *wqe; struct irdma_inline_rdma_write *op_info; @@ -693,13 +688,13 @@ irdma_uk_inline_rdma_write(struct irdma_qp_uk *qp, struct irdma_post_sq_info *in op_info = &info->op.inline_rdma_write; if (op_info->len > qp->max_inline_data) - return IRDMA_ERR_INVALID_INLINE_DATA_SIZE; + return -EINVAL; quanta = qp->wqe_ops.iw_inline_data_size_to_quanta(op_info->len); wqe = irdma_qp_get_next_send_wqe(qp, &wqe_idx, quanta, op_info->len, info); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; irdma_clr_wqes(qp, wqe_idx); @@ -745,9 +740,8 @@ irdma_uk_inline_rdma_write(struct irdma_qp_uk *qp, struct irdma_post_sq_info *in * @info: post sq information * @post_sq: flag to post sq */ -enum irdma_status_code irdma_uk_inline_send(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, - bool post_sq) +int irdma_uk_inline_send(struct irdma_qp_uk *qp, + struct irdma_post_sq_info *info, bool post_sq) { __le64 *wqe; struct irdma_post_inline_send *op_info; @@ -760,13 +754,13 @@ enum irdma_status_code irdma_uk_inline_send(struct irdma_qp_uk *qp, op_info = &info->op.inline_send; if (op_info->len > qp->max_inline_data) - return IRDMA_ERR_INVALID_INLINE_DATA_SIZE; + return -EINVAL; quanta = qp->wqe_ops.iw_inline_data_size_to_quanta(op_info->len); wqe = irdma_qp_get_next_send_wqe(qp, &wqe_idx, quanta, op_info->len, info); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; irdma_clr_wqes(qp, wqe_idx); @@ -817,9 +811,9 @@ enum irdma_status_code irdma_uk_inline_send(struct irdma_qp_uk *qp, * @info: post sq information * @post_sq: flag to post sq */ -enum irdma_status_code -irdma_uk_stag_local_invalidate(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, bool post_sq) +int irdma_uk_stag_local_invalidate(struct irdma_qp_uk *qp, + struct irdma_post_sq_info *info, + bool post_sq) { __le64 *wqe; struct irdma_inv_local_stag *op_info; @@ -835,7 +829,7 @@ irdma_uk_stag_local_invalidate(struct irdma_qp_uk *qp, wqe = irdma_qp_get_next_send_wqe(qp, &wqe_idx, IRDMA_QP_WQE_MIN_QUANTA, 0, info); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; irdma_clr_wqes(qp, wqe_idx); @@ -871,8 +865,8 @@ irdma_uk_stag_local_invalidate(struct irdma_qp_uk *qp, * @qp: hw qp ptr * @info: post rq information */ -enum irdma_status_code irdma_uk_post_receive(struct irdma_qp_uk *qp, - struct irdma_post_rq_info *info) +int irdma_uk_post_receive(struct irdma_qp_uk *qp, + struct irdma_post_rq_info *info) { u32 wqe_idx, i, byte_off; u32 addl_frag_cnt; @@ -880,11 +874,11 @@ enum irdma_status_code irdma_uk_post_receive(struct irdma_qp_uk *qp, u64 hdr; if (qp->max_rq_frag_cnt < info->num_sges) - return IRDMA_ERR_INVALID_FRAG_COUNT; + return -EINVAL; wqe = irdma_qp_get_next_recv_wqe(qp, &wqe_idx); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; qp->rq_wrid_array[wqe_idx] = info->wr_id; addl_frag_cnt = info->num_sges > 1 ? (info->num_sges - 1) : 0; @@ -1000,15 +994,15 @@ void irdma_uk_cq_request_notification(struct irdma_cq_uk *cq, * @cq: hw cq * @info: cq poll information returned */ -enum irdma_status_code -irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, struct irdma_cq_poll_info *info) +int irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, + struct irdma_cq_poll_info *info) { u64 comp_ctx, qword0, qword2, qword3; __le64 *cqe; struct irdma_qp_uk *qp; struct irdma_ring *pring = NULL; u32 wqe_idx, q_type; - enum irdma_status_code ret_code; + int ret_code; bool move_cq_head = true; u8 polarity; bool ext_valid; @@ -1022,7 +1016,7 @@ irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, struct irdma_cq_poll_info *info) get_64bit_val(cqe, 24, &qword3); polarity = (u8)FIELD_GET(IRDMA_CQ_VALID, qword3); if (polarity != cq->polarity) - return IRDMA_ERR_Q_EMPTY; + return -ENOENT; /* Ensure CQE contents are read after valid bit is checked */ dma_rmb(); @@ -1045,7 +1039,7 @@ irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, struct irdma_cq_poll_info *info) polarity ^= 1; } if (polarity != cq->polarity) - return IRDMA_ERR_Q_EMPTY; + return -ENOENT; /* Ensure ext CQE contents are read after ext valid bit is checked */ dma_rmb(); @@ -1112,7 +1106,7 @@ irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, struct irdma_cq_poll_info *info) info->solicited_event = (bool)FIELD_GET(IRDMACQ_SOEVENT, qword3); qp = (struct irdma_qp_uk *)(unsigned long)comp_ctx; if (!qp || qp->destroy_pending) { - ret_code = IRDMA_ERR_Q_DESTROYED; + ret_code = -EFAULT; goto exit; } wqe_idx = (u32)FIELD_GET(IRDMA_CQ_WQEIDX, qword3); @@ -1126,7 +1120,7 @@ irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, struct irdma_cq_poll_info *info) if (info->comp_status == IRDMA_COMPL_STATUS_FLUSHED || info->comp_status == IRDMA_COMPL_STATUS_UNKNOWN) { if (!IRDMA_RING_MORE_WORK(qp->rq_ring)) { - ret_code = IRDMA_ERR_Q_EMPTY; + ret_code = -ENOENT; goto exit; } @@ -1186,7 +1180,7 @@ irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, struct irdma_cq_poll_info *info) wqe_idx + qp->sq_wrtrk_array[wqe_idx].quanta); } else { if (!IRDMA_RING_MORE_WORK(qp->sq_ring)) { - ret_code = IRDMA_ERR_Q_EMPTY; + ret_code = -ENOENT; goto exit; } @@ -1303,15 +1297,15 @@ void irdma_get_wqe_shift(struct irdma_uk_attrs *uk_attrs, u32 sge, * @sqdepth: depth of SQ * */ -enum irdma_status_code irdma_get_sqdepth(struct irdma_uk_attrs *uk_attrs, - u32 sq_size, u8 shift, u32 *sqdepth) +int irdma_get_sqdepth(struct irdma_uk_attrs *uk_attrs, u32 sq_size, u8 shift, + u32 *sqdepth) { *sqdepth = irdma_qp_round_up((sq_size << shift) + IRDMA_SQ_RSVD); if (*sqdepth < (IRDMA_QP_SW_MIN_WQSIZE << shift)) *sqdepth = IRDMA_QP_SW_MIN_WQSIZE << shift; else if (*sqdepth > uk_attrs->max_hw_wq_quanta) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; return 0; } @@ -1323,15 +1317,15 @@ enum irdma_status_code irdma_get_sqdepth(struct irdma_uk_attrs *uk_attrs, * @shift: shift which determines size of WQE * @rqdepth: depth of RQ */ -enum irdma_status_code irdma_get_rqdepth(struct irdma_uk_attrs *uk_attrs, - u32 rq_size, u8 shift, u32 *rqdepth) +int irdma_get_rqdepth(struct irdma_uk_attrs *uk_attrs, u32 rq_size, u8 shift, + u32 *rqdepth) { *rqdepth = irdma_qp_round_up((rq_size << shift) + IRDMA_RQ_RSVD); if (*rqdepth < (IRDMA_QP_SW_MIN_WQSIZE << shift)) *rqdepth = IRDMA_QP_SW_MIN_WQSIZE << shift; else if (*rqdepth > uk_attrs->max_hw_rq_quanta) - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; return 0; } @@ -1381,17 +1375,16 @@ static void irdma_setup_connection_wqes(struct irdma_qp_uk *qp, * allowed. Then size of wqe * the number of wqes should be the * amount of memory allocated for sq and rq. */ -enum irdma_status_code irdma_uk_qp_init(struct irdma_qp_uk *qp, - struct irdma_qp_uk_init_info *info) +int irdma_uk_qp_init(struct irdma_qp_uk *qp, struct irdma_qp_uk_init_info *info) { - enum irdma_status_code ret_code = 0; + int ret_code = 0; u32 sq_ring_size; u8 sqshift, rqshift; qp->uk_attrs = info->uk_attrs; if (info->max_sq_frag_cnt > qp->uk_attrs->max_hw_wq_frags || info->max_rq_frag_cnt > qp->uk_attrs->max_hw_wq_frags) - return IRDMA_ERR_INVALID_FRAG_COUNT; + return -EINVAL; irdma_get_wqe_shift(qp->uk_attrs, info->max_rq_frag_cnt, 0, &rqshift); if (qp->uk_attrs->hw_rev == IRDMA_GEN_1) { @@ -1502,8 +1495,7 @@ void irdma_uk_clean_cq(void *q, struct irdma_cq_uk *cq) * @signaled: signaled for completion * @post_sq: ring doorbell */ -enum irdma_status_code irdma_nop(struct irdma_qp_uk *qp, u64 wr_id, - bool signaled, bool post_sq) +int irdma_nop(struct irdma_qp_uk *qp, u64 wr_id, bool signaled, bool post_sq) { __le64 *wqe; u64 hdr; @@ -1515,7 +1507,7 @@ enum irdma_status_code irdma_nop(struct irdma_qp_uk *qp, u64 wr_id, wqe = irdma_qp_get_next_send_wqe(qp, &wqe_idx, IRDMA_QP_WQE_MIN_QUANTA, 0, &info); if (!wqe) - return IRDMA_ERR_QP_TOOMANY_WRS_POSTED; + return -ENOMEM; irdma_clr_wqes(qp, wqe_idx); @@ -1541,7 +1533,7 @@ enum irdma_status_code irdma_nop(struct irdma_qp_uk *qp, u64 wr_id, * @frag_cnt: number of fragments * @quanta: quanta for frag_cnt */ -enum irdma_status_code irdma_fragcnt_to_quanta_sq(u32 frag_cnt, u16 *quanta) +int irdma_fragcnt_to_quanta_sq(u32 frag_cnt, u16 *quanta) { switch (frag_cnt) { case 0: @@ -1577,7 +1569,7 @@ enum irdma_status_code irdma_fragcnt_to_quanta_sq(u32 frag_cnt, u16 *quanta) *quanta = 8; break; default: - return IRDMA_ERR_INVALID_FRAG_COUNT; + return -EINVAL; } return 0; @@ -1588,7 +1580,7 @@ enum irdma_status_code irdma_fragcnt_to_quanta_sq(u32 frag_cnt, u16 *quanta) * @frag_cnt: number of fragments * @wqe_size: size in bytes given frag_cnt */ -enum irdma_status_code irdma_fragcnt_to_wqesize_rq(u32 frag_cnt, u16 *wqe_size) +int irdma_fragcnt_to_wqesize_rq(u32 frag_cnt, u16 *wqe_size) { switch (frag_cnt) { case 0: @@ -1615,7 +1607,7 @@ enum irdma_status_code irdma_fragcnt_to_wqesize_rq(u32 frag_cnt, u16 *wqe_size) *wqe_size = 256; break; default: - return IRDMA_ERR_INVALID_FRAG_COUNT; + return -EINVAL; } return 0; diff --git a/drivers/infiniband/hw/irdma/user.h b/drivers/infiniband/hw/irdma/user.h index 3c811fb88404..ddd0ebbdd7d5 100644 --- a/drivers/infiniband/hw/irdma/user.h +++ b/drivers/infiniband/hw/irdma/user.h @@ -270,29 +270,24 @@ struct irdma_cq_poll_info { bool imm_valid:1; }; -enum irdma_status_code irdma_uk_inline_rdma_write(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, - bool post_sq); -enum irdma_status_code irdma_uk_inline_send(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, - bool post_sq); - -enum irdma_status_code irdma_uk_post_nop(struct irdma_qp_uk *qp, u64 wr_id, - bool signaled, bool post_sq); -enum irdma_status_code irdma_uk_post_receive(struct irdma_qp_uk *qp, - struct irdma_post_rq_info *info); +int irdma_uk_inline_rdma_write(struct irdma_qp_uk *qp, + struct irdma_post_sq_info *info, bool post_sq); +int irdma_uk_inline_send(struct irdma_qp_uk *qp, + struct irdma_post_sq_info *info, bool post_sq); +int irdma_uk_post_nop(struct irdma_qp_uk *qp, u64 wr_id, bool signaled, + bool post_sq); +int irdma_uk_post_receive(struct irdma_qp_uk *qp, + struct irdma_post_rq_info *info); void irdma_uk_qp_post_wr(struct irdma_qp_uk *qp); -enum irdma_status_code irdma_uk_rdma_read(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, - bool inv_stag, bool post_sq); -enum irdma_status_code irdma_uk_rdma_write(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, - bool post_sq); -enum irdma_status_code irdma_uk_send(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, bool post_sq); -enum irdma_status_code irdma_uk_stag_local_invalidate(struct irdma_qp_uk *qp, - struct irdma_post_sq_info *info, - bool post_sq); +int irdma_uk_rdma_read(struct irdma_qp_uk *qp, struct irdma_post_sq_info *info, + bool inv_stag, bool post_sq); +int irdma_uk_rdma_write(struct irdma_qp_uk *qp, struct irdma_post_sq_info *info, + bool post_sq); +int irdma_uk_send(struct irdma_qp_uk *qp, struct irdma_post_sq_info *info, + bool post_sq); +int irdma_uk_stag_local_invalidate(struct irdma_qp_uk *qp, + struct irdma_post_sq_info *info, + bool post_sq); struct irdma_wqe_uk_ops { void (*iw_copy_inline_data)(u8 *dest, u8 *src, u32 len, u8 polarity); @@ -303,16 +298,16 @@ struct irdma_wqe_uk_ops { struct irdma_bind_window *op_info); }; -enum irdma_status_code irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, - struct irdma_cq_poll_info *info); +int irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, + struct irdma_cq_poll_info *info); void irdma_uk_cq_request_notification(struct irdma_cq_uk *cq, enum irdma_cmpl_notify cq_notify); void irdma_uk_cq_resize(struct irdma_cq_uk *cq, void *cq_base, int size); void irdma_uk_cq_set_resized_cnt(struct irdma_cq_uk *qp, u16 cnt); void irdma_uk_cq_init(struct irdma_cq_uk *cq, struct irdma_cq_uk_init_info *info); -enum irdma_status_code irdma_uk_qp_init(struct irdma_qp_uk *qp, - struct irdma_qp_uk_init_info *info); +int irdma_uk_qp_init(struct irdma_qp_uk *qp, + struct irdma_qp_uk_init_info *info); struct irdma_sq_uk_wr_trk_info { u64 wrid; u32 wr_len; @@ -413,16 +408,15 @@ __le64 *irdma_qp_get_next_send_wqe(struct irdma_qp_uk *qp, u32 *wqe_idx, struct irdma_post_sq_info *info); __le64 *irdma_qp_get_next_recv_wqe(struct irdma_qp_uk *qp, u32 *wqe_idx); void irdma_uk_clean_cq(void *q, struct irdma_cq_uk *cq); -enum irdma_status_code irdma_nop(struct irdma_qp_uk *qp, u64 wr_id, - bool signaled, bool post_sq); -enum irdma_status_code irdma_fragcnt_to_quanta_sq(u32 frag_cnt, u16 *quanta); -enum irdma_status_code irdma_fragcnt_to_wqesize_rq(u32 frag_cnt, u16 *wqe_size); +int irdma_nop(struct irdma_qp_uk *qp, u64 wr_id, bool signaled, bool post_sq); +int irdma_fragcnt_to_quanta_sq(u32 frag_cnt, u16 *quanta); +int irdma_fragcnt_to_wqesize_rq(u32 frag_cnt, u16 *wqe_size); void irdma_get_wqe_shift(struct irdma_uk_attrs *uk_attrs, u32 sge, u32 inline_data, u8 *shift); -enum irdma_status_code irdma_get_sqdepth(struct irdma_uk_attrs *uk_attrs, - u32 sq_size, u8 shift, u32 *wqdepth); -enum irdma_status_code irdma_get_rqdepth(struct irdma_uk_attrs *uk_attrs, - u32 rq_size, u8 shift, u32 *wqdepth); +int irdma_get_sqdepth(struct irdma_uk_attrs *uk_attrs, u32 sq_size, u8 shift, + u32 *wqdepth); +int irdma_get_rqdepth(struct irdma_uk_attrs *uk_attrs, u32 rq_size, u8 shift, + u32 *wqdepth); void irdma_qp_push_wqe(struct irdma_qp_uk *qp, __le64 *wqe, u16 quanta, u32 wqe_idx, bool post_sq); void irdma_clr_wqes(struct irdma_qp_uk *qp, u32 qp_wqe_idx); diff --git a/drivers/infiniband/hw/irdma/utils.c b/drivers/infiniband/hw/irdma/utils.c index 398736d8c78a..346c2c5dabdf 100644 --- a/drivers/infiniband/hw/irdma/utils.c +++ b/drivers/infiniband/hw/irdma/utils.c @@ -150,31 +150,35 @@ int irdma_inetaddr_event(struct notifier_block *notifier, unsigned long event, void *ptr) { struct in_ifaddr *ifa = ptr; - struct net_device *netdev = ifa->ifa_dev->dev; + struct net_device *real_dev, *netdev = ifa->ifa_dev->dev; struct irdma_device *iwdev; struct ib_device *ibdev; u32 local_ipaddr; - ibdev = ib_device_get_by_netdev(netdev, RDMA_DRIVER_IRDMA); + real_dev = rdma_vlan_dev_real_dev(netdev); + if (!real_dev) + real_dev = netdev; + + ibdev = ib_device_get_by_netdev(real_dev, RDMA_DRIVER_IRDMA); if (!ibdev) return NOTIFY_DONE; iwdev = to_iwdev(ibdev); local_ipaddr = ntohl(ifa->ifa_address); ibdev_dbg(&iwdev->ibdev, - "DEV: netdev %p event %lu local_ip=%pI4 MAC=%pM\n", netdev, - event, &local_ipaddr, netdev->dev_addr); + "DEV: netdev %p event %lu local_ip=%pI4 MAC=%pM\n", real_dev, + event, &local_ipaddr, real_dev->dev_addr); switch (event) { case NETDEV_DOWN: - irdma_manage_arp_cache(iwdev->rf, netdev->dev_addr, + irdma_manage_arp_cache(iwdev->rf, real_dev->dev_addr, &local_ipaddr, true, IRDMA_ARP_DELETE); - irdma_if_notify(iwdev, netdev, &local_ipaddr, true, false); + irdma_if_notify(iwdev, real_dev, &local_ipaddr, true, false); irdma_gid_change_event(&iwdev->ibdev); break; case NETDEV_UP: case NETDEV_CHANGEADDR: - irdma_add_arp(iwdev->rf, &local_ipaddr, true, netdev->dev_addr); - irdma_if_notify(iwdev, netdev, &local_ipaddr, true, true); + irdma_add_arp(iwdev->rf, &local_ipaddr, true, real_dev->dev_addr); + irdma_if_notify(iwdev, real_dev, &local_ipaddr, true, true); irdma_gid_change_event(&iwdev->ibdev); break; default: @@ -196,32 +200,36 @@ int irdma_inet6addr_event(struct notifier_block *notifier, unsigned long event, void *ptr) { struct inet6_ifaddr *ifa = ptr; - struct net_device *netdev = ifa->idev->dev; + struct net_device *real_dev, *netdev = ifa->idev->dev; struct irdma_device *iwdev; struct ib_device *ibdev; u32 local_ipaddr6[4]; - ibdev = ib_device_get_by_netdev(netdev, RDMA_DRIVER_IRDMA); + real_dev = rdma_vlan_dev_real_dev(netdev); + if (!real_dev) + real_dev = netdev; + + ibdev = ib_device_get_by_netdev(real_dev, RDMA_DRIVER_IRDMA); if (!ibdev) return NOTIFY_DONE; iwdev = to_iwdev(ibdev); irdma_copy_ip_ntohl(local_ipaddr6, ifa->addr.in6_u.u6_addr32); ibdev_dbg(&iwdev->ibdev, - "DEV: netdev %p event %lu local_ip=%pI6 MAC=%pM\n", netdev, - event, local_ipaddr6, netdev->dev_addr); + "DEV: netdev %p event %lu local_ip=%pI6 MAC=%pM\n", real_dev, + event, local_ipaddr6, real_dev->dev_addr); switch (event) { case NETDEV_DOWN: - irdma_manage_arp_cache(iwdev->rf, netdev->dev_addr, + irdma_manage_arp_cache(iwdev->rf, real_dev->dev_addr, local_ipaddr6, false, IRDMA_ARP_DELETE); - irdma_if_notify(iwdev, netdev, local_ipaddr6, false, false); + irdma_if_notify(iwdev, real_dev, local_ipaddr6, false, false); irdma_gid_change_event(&iwdev->ibdev); break; case NETDEV_UP: case NETDEV_CHANGEADDR: irdma_add_arp(iwdev->rf, local_ipaddr6, false, - netdev->dev_addr); - irdma_if_notify(iwdev, netdev, local_ipaddr6, false, true); + real_dev->dev_addr); + irdma_if_notify(iwdev, real_dev, local_ipaddr6, false, true); irdma_gid_change_event(&iwdev->ibdev); break; default: @@ -243,14 +251,18 @@ int irdma_net_event(struct notifier_block *notifier, unsigned long event, void *ptr) { struct neighbour *neigh = ptr; + struct net_device *real_dev, *netdev = (struct net_device *)neigh->dev; struct irdma_device *iwdev; struct ib_device *ibdev; __be32 *p; u32 local_ipaddr[4] = {}; bool ipv4 = true; - ibdev = ib_device_get_by_netdev((struct net_device *)neigh->dev, - RDMA_DRIVER_IRDMA); + real_dev = rdma_vlan_dev_real_dev(netdev); + if (!real_dev) + real_dev = netdev; + + ibdev = ib_device_get_by_netdev(real_dev, RDMA_DRIVER_IRDMA); if (!ibdev) return NOTIFY_DONE; @@ -551,12 +563,12 @@ void irdma_cleanup_pending_cqp_op(struct irdma_pci_f *rf) * @rf: RDMA PCI function * @cqp_request: cqp request to wait */ -static enum irdma_status_code irdma_wait_event(struct irdma_pci_f *rf, - struct irdma_cqp_request *cqp_request) +static int irdma_wait_event(struct irdma_pci_f *rf, + struct irdma_cqp_request *cqp_request) { struct irdma_cqp_timeout cqp_timeout = {}; bool cqp_error = false; - enum irdma_status_code err_code = 0; + int err_code = 0; cqp_timeout.compl_cqp_cmds = rf->sc_dev.cqp_cmd_stats[IRDMA_OP_CMPL_CMDS]; do { @@ -575,12 +587,12 @@ static enum irdma_status_code irdma_wait_event(struct irdma_pci_f *rf, rf->reset = true; rf->gen_ops.request_reset(rf); } - return IRDMA_ERR_TIMEOUT; + return -ETIMEDOUT; } while (1); cqp_error = cqp_request->compl_info.error; if (cqp_error) { - err_code = IRDMA_ERR_CQP_COMPL_ERROR; + err_code = -EIO; if (cqp_request->compl_info.maj_err_code == 0xFFFF && cqp_request->compl_info.min_err_code == 0x8029) { if (!rf->reset) { @@ -680,16 +692,16 @@ bool irdma_cqp_crit_err(struct irdma_sc_dev *dev, u8 cqp_cmd, * @rf: RDMA PCI function * @cqp_request: cqp request to process */ -enum irdma_status_code irdma_handle_cqp_op(struct irdma_pci_f *rf, - struct irdma_cqp_request *cqp_request) +int irdma_handle_cqp_op(struct irdma_pci_f *rf, + struct irdma_cqp_request *cqp_request) { struct irdma_sc_dev *dev = &rf->sc_dev; struct cqp_cmds_info *info = &cqp_request->info; - enum irdma_status_code status; + int status; bool put_cqp_request = true; if (rf->reset) - return IRDMA_ERR_NOT_READY; + return -EBUSY; irdma_get_cqp_request(cqp_request); status = irdma_process_cqp_cmd(dev, info); @@ -791,17 +803,17 @@ void *irdma_remove_cqp_head(struct irdma_sc_dev *dev) * @sdinfo: information for sd cqp * */ -enum irdma_status_code irdma_cqp_sds_cmd(struct irdma_sc_dev *dev, - struct irdma_update_sds_info *sdinfo) +int irdma_cqp_sds_cmd(struct irdma_sc_dev *dev, + struct irdma_update_sds_info *sdinfo) { struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; struct irdma_pci_f *rf = dev_to_rf(dev); - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; memcpy(&cqp_info->in.u.update_pe_sds.info, sdinfo, @@ -822,19 +834,18 @@ enum irdma_status_code irdma_cqp_sds_cmd(struct irdma_sc_dev *dev, * @qp: hardware control qp * @op: suspend or resume */ -enum irdma_status_code irdma_cqp_qp_suspend_resume(struct irdma_sc_qp *qp, - u8 op) +int irdma_cqp_qp_suspend_resume(struct irdma_sc_qp *qp, u8 op) { struct irdma_sc_dev *dev = qp->dev; struct irdma_cqp_request *cqp_request; struct irdma_sc_cqp *cqp = dev->cqp; struct cqp_cmds_info *cqp_info; struct irdma_pci_f *rf = dev_to_rf(dev); - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, false); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; cqp_info->cqp_cmd = op; @@ -940,18 +951,17 @@ void irdma_terminate_del_timer(struct irdma_sc_qp *qp) * @val_mem: buffer for fpm * @hmc_fn_id: function id for fpm */ -enum irdma_status_code -irdma_cqp_query_fpm_val_cmd(struct irdma_sc_dev *dev, - struct irdma_dma_mem *val_mem, u8 hmc_fn_id) +int irdma_cqp_query_fpm_val_cmd(struct irdma_sc_dev *dev, + struct irdma_dma_mem *val_mem, u8 hmc_fn_id) { struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; struct irdma_pci_f *rf = dev_to_rf(dev); - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; cqp_request->param = NULL; @@ -975,18 +985,17 @@ irdma_cqp_query_fpm_val_cmd(struct irdma_sc_dev *dev, * @val_mem: buffer with fpm values * @hmc_fn_id: function id for fpm */ -enum irdma_status_code -irdma_cqp_commit_fpm_val_cmd(struct irdma_sc_dev *dev, - struct irdma_dma_mem *val_mem, u8 hmc_fn_id) +int irdma_cqp_commit_fpm_val_cmd(struct irdma_sc_dev *dev, + struct irdma_dma_mem *val_mem, u8 hmc_fn_id) { struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; struct irdma_pci_f *rf = dev_to_rf(dev); - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; cqp_request->param = NULL; @@ -1009,18 +1018,17 @@ irdma_cqp_commit_fpm_val_cmd(struct irdma_sc_dev *dev, * @dev: device pointer * @cq: pointer to created cq */ -enum irdma_status_code irdma_cqp_cq_create_cmd(struct irdma_sc_dev *dev, - struct irdma_sc_cq *cq) +int irdma_cqp_cq_create_cmd(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq) { struct irdma_pci_f *rf = dev_to_rf(dev); struct irdma_cqp *iwcqp = &rf->cqp; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(iwcqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; cqp_info->cqp_cmd = IRDMA_OP_CQ_CREATE; @@ -1039,19 +1047,18 @@ enum irdma_status_code irdma_cqp_cq_create_cmd(struct irdma_sc_dev *dev, * @dev: device pointer * @qp: pointer to created qp */ -enum irdma_status_code irdma_cqp_qp_create_cmd(struct irdma_sc_dev *dev, - struct irdma_sc_qp *qp) +int irdma_cqp_qp_create_cmd(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp) { struct irdma_pci_f *rf = dev_to_rf(dev); struct irdma_cqp *iwcqp = &rf->cqp; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; struct irdma_create_qp_info *qp_info; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(iwcqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; qp_info = &cqp_request->info.in.u.qp_create.info; @@ -1079,7 +1086,7 @@ static void irdma_dealloc_push_page(struct irdma_pci_f *rf, { struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; if (qp->push_idx == IRDMA_INVALID_PUSH_PAGE_INDEX) return; @@ -1179,12 +1186,10 @@ static void irdma_hw_modify_qp_callback(struct irdma_cqp_request *cqp_request) * @info: info for modify qp * @wait: flag to wait or not for modify qp completion */ -enum irdma_status_code irdma_hw_modify_qp(struct irdma_device *iwdev, - struct irdma_qp *iwqp, - struct irdma_modify_qp_info *info, - bool wait) +int irdma_hw_modify_qp(struct irdma_device *iwdev, struct irdma_qp *iwqp, + struct irdma_modify_qp_info *info, bool wait) { - enum irdma_status_code status; + int status; struct irdma_pci_f *rf = iwdev->rf; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; @@ -1192,7 +1197,7 @@ enum irdma_status_code irdma_hw_modify_qp(struct irdma_device *iwdev, cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, wait); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; if (!wait) { cqp_request->callback_fcn = irdma_hw_modify_qp_callback; @@ -1230,7 +1235,7 @@ enum irdma_status_code irdma_hw_modify_qp(struct irdma_device *iwdev, cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, wait); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; m_info = &cqp_info->in.u.qp_modify.info; @@ -1271,17 +1276,17 @@ void irdma_cqp_cq_destroy_cmd(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq) * @dev: device pointer * @qp: pointer to qp */ -enum irdma_status_code irdma_cqp_qp_destroy_cmd(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp) +int irdma_cqp_qp_destroy_cmd(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp) { struct irdma_pci_f *rf = dev_to_rf(dev); struct irdma_cqp *iwcqp = &rf->cqp; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(iwcqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; memset(cqp_info, 0, sizeof(*cqp_info)); @@ -1317,20 +1322,20 @@ void irdma_ieq_mpa_crc_ae(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp) * irdma_init_hash_desc - initialize hash for crc calculation * @desc: cryption type */ -enum irdma_status_code irdma_init_hash_desc(struct shash_desc **desc) +int irdma_init_hash_desc(struct shash_desc **desc) { struct crypto_shash *tfm; struct shash_desc *tdesc; tfm = crypto_alloc_shash("crc32c", 0, 0); if (IS_ERR(tfm)) - return IRDMA_ERR_MPA_CRC; + return -EINVAL; tdesc = kzalloc(sizeof(*tdesc) + crypto_shash_descsize(tfm), GFP_KERNEL); if (!tdesc) { crypto_free_shash(tfm); - return IRDMA_ERR_MPA_CRC; + return -EINVAL; } tdesc->tfm = tfm; @@ -1358,19 +1363,19 @@ void irdma_free_hash_desc(struct shash_desc *desc) * @len: length of buffer * @val: value to be compared */ -enum irdma_status_code irdma_ieq_check_mpacrc(struct shash_desc *desc, - void *addr, u32 len, u32 val) +int irdma_ieq_check_mpacrc(struct shash_desc *desc, void *addr, u32 len, + u32 val) { u32 crc = 0; int ret; - enum irdma_status_code ret_code = 0; + int ret_code = 0; crypto_shash_init(desc); ret = crypto_shash_update(desc, addr, len); if (!ret) crypto_shash_final(desc, (u8 *)&crc); if (crc != val) - ret_code = IRDMA_ERR_MPA_CRC; + ret_code = -EINVAL; return ret_code; } @@ -1524,9 +1529,8 @@ void irdma_ieq_update_tcpip_info(struct irdma_puda_buf *buf, u16 len, * @info: to get information * @buf: puda buffer */ -static enum irdma_status_code -irdma_gen1_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, - struct irdma_puda_buf *buf) +static int irdma_gen1_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, + struct irdma_puda_buf *buf) { struct iphdr *iph; struct ipv6hdr *ip6h; @@ -1563,7 +1567,7 @@ irdma_gen1_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, ibdev_dbg(to_ibdev(buf->vsi->dev), "ERR: payload_len = 0x%x totallen expected0x%x\n", info->payload_len, buf->totallen); - return IRDMA_ERR_INVALID_SIZE; + return -EINVAL; } buf->tcphlen = tcph->doff << 2; @@ -1580,9 +1584,8 @@ irdma_gen1_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, * @info: to get information * @buf: puda buffer */ -enum irdma_status_code -irdma_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, - struct irdma_puda_buf *buf) +int irdma_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info, + struct irdma_puda_buf *buf) { struct tcphdr *tcph; u32 pkt_len; @@ -1861,20 +1864,19 @@ static void irdma_process_cqp_stats(struct irdma_cqp_request *cqp_request) * @pestat: pointer to stats info * @wait: flag to wait or not wait for stats */ -enum irdma_status_code -irdma_cqp_gather_stats_cmd(struct irdma_sc_dev *dev, - struct irdma_vsi_pestat *pestat, bool wait) +int irdma_cqp_gather_stats_cmd(struct irdma_sc_dev *dev, + struct irdma_vsi_pestat *pestat, bool wait) { struct irdma_pci_f *rf = dev_to_rf(dev); struct irdma_cqp *iwcqp = &rf->cqp; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(iwcqp, wait); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; memset(cqp_info, 0, sizeof(*cqp_info)); @@ -1900,22 +1902,21 @@ irdma_cqp_gather_stats_cmd(struct irdma_sc_dev *dev, * @cmd: command to allocate or free * @stats_info: pointer to allocate stats info */ -enum irdma_status_code -irdma_cqp_stats_inst_cmd(struct irdma_sc_vsi *vsi, u8 cmd, - struct irdma_stats_inst_info *stats_info) +int irdma_cqp_stats_inst_cmd(struct irdma_sc_vsi *vsi, u8 cmd, + struct irdma_stats_inst_info *stats_info) { struct irdma_pci_f *rf = dev_to_rf(vsi->dev); struct irdma_cqp *iwcqp = &rf->cqp; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; bool wait = false; if (cmd == IRDMA_OP_STATS_ALLOCATE) wait = true; cqp_request = irdma_alloc_and_get_cqp_request(iwcqp, wait); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; memset(cqp_info, 0, sizeof(*cqp_info)); @@ -1938,17 +1939,17 @@ irdma_cqp_stats_inst_cmd(struct irdma_sc_vsi *vsi, u8 cmd, * @sc_ceq: pointer to ceq structure * @op: Create or Destroy */ -enum irdma_status_code irdma_cqp_ceq_cmd(struct irdma_sc_dev *dev, - struct irdma_sc_ceq *sc_ceq, u8 op) +int irdma_cqp_ceq_cmd(struct irdma_sc_dev *dev, struct irdma_sc_ceq *sc_ceq, + u8 op) { struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; struct irdma_pci_f *rf = dev_to_rf(dev); - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; cqp_info->post_sq = 1; @@ -1968,17 +1969,17 @@ enum irdma_status_code irdma_cqp_ceq_cmd(struct irdma_sc_dev *dev, * @sc_aeq: pointer to aeq structure * @op: Create or Destroy */ -enum irdma_status_code irdma_cqp_aeq_cmd(struct irdma_sc_dev *dev, - struct irdma_sc_aeq *sc_aeq, u8 op) +int irdma_cqp_aeq_cmd(struct irdma_sc_dev *dev, struct irdma_sc_aeq *sc_aeq, + u8 op) { struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; struct irdma_pci_f *rf = dev_to_rf(dev); - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, true); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; cqp_info->post_sq = 1; @@ -1998,16 +1999,15 @@ enum irdma_status_code irdma_cqp_aeq_cmd(struct irdma_sc_dev *dev, * @cmd: Add, modify or delete * @node_info: pointer to ws node info */ -enum irdma_status_code -irdma_cqp_ws_node_cmd(struct irdma_sc_dev *dev, u8 cmd, - struct irdma_ws_node_info *node_info) +int irdma_cqp_ws_node_cmd(struct irdma_sc_dev *dev, u8 cmd, + struct irdma_ws_node_info *node_info) { struct irdma_pci_f *rf = dev_to_rf(dev); struct irdma_cqp *iwcqp = &rf->cqp; struct irdma_sc_cqp *cqp = &iwcqp->sc_cqp; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; bool poll; if (!rf->sc_dev.ceq_valid) @@ -2017,7 +2017,7 @@ irdma_cqp_ws_node_cmd(struct irdma_sc_dev *dev, u8 cmd, cqp_request = irdma_alloc_and_get_cqp_request(iwcqp, !poll); if (!cqp_request) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; cqp_info = &cqp_request->info; memset(cqp_info, 0, sizeof(*cqp_info)); @@ -2066,7 +2066,7 @@ int irdma_ah_cqp_op(struct irdma_pci_f *rf, struct irdma_sc_ah *sc_ah, u8 cmd, { struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; if (cmd != IRDMA_OP_AH_CREATE && cmd != IRDMA_OP_AH_DESTROY) return -EINVAL; @@ -2148,11 +2148,10 @@ static void irdma_ilq_ah_cb(struct irdma_cqp_request *cqp_request) * @ah_ret: Returned pointer to address handle if created * */ -enum irdma_status_code irdma_puda_create_ah(struct irdma_sc_dev *dev, - struct irdma_ah_info *ah_info, - bool wait, enum puda_rsrc_type type, - void *cb_param, - struct irdma_sc_ah **ah_ret) +int irdma_puda_create_ah(struct irdma_sc_dev *dev, + struct irdma_ah_info *ah_info, bool wait, + enum puda_rsrc_type type, void *cb_param, + struct irdma_sc_ah **ah_ret) { struct irdma_sc_ah *ah; struct irdma_pci_f *rf = dev_to_rf(dev); @@ -2161,7 +2160,7 @@ enum irdma_status_code irdma_puda_create_ah(struct irdma_sc_dev *dev, ah = kzalloc(sizeof(*ah), GFP_ATOMIC); *ah_ret = ah; if (!ah) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; err = irdma_alloc_rsrc(rf, rf->allocated_ahs, rf->max_ah, &ah_info->ah_idx, &rf->next_ah); @@ -2187,7 +2186,7 @@ error: err_free: kfree(ah); *ah_ret = NULL; - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } /** @@ -2229,19 +2228,19 @@ void irdma_gsi_ud_qp_ah_cb(struct irdma_cqp_request *cqp_request) * @pprm: pble resource manager * @pchunk: chunk of memory to add */ -enum irdma_status_code irdma_prm_add_pble_mem(struct irdma_pble_prm *pprm, - struct irdma_chunk *pchunk) +int irdma_prm_add_pble_mem(struct irdma_pble_prm *pprm, + struct irdma_chunk *pchunk) { u64 sizeofbitmap; if (pchunk->size & 0xfff) - return IRDMA_ERR_PARAM; + return -EINVAL; sizeofbitmap = (u64)pchunk->size >> pprm->pble_shift; pchunk->bitmapbuf = bitmap_zalloc(sizeofbitmap, GFP_KERNEL); if (!pchunk->bitmapbuf) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; pchunk->sizeofbitmap = sizeofbitmap; /* each pble is 8 bytes hence shift by 3 */ @@ -2259,10 +2258,9 @@ enum irdma_status_code irdma_prm_add_pble_mem(struct irdma_pble_prm *pprm, * @vaddr: returns virtual address of pble memory * @fpm_addr: returns fpm address of pble memory */ -enum irdma_status_code -irdma_prm_get_pbles(struct irdma_pble_prm *pprm, - struct irdma_pble_chunkinfo *chunkinfo, u64 mem_size, - u64 **vaddr, u64 *fpm_addr) +int irdma_prm_get_pbles(struct irdma_pble_prm *pprm, + struct irdma_pble_chunkinfo *chunkinfo, u64 mem_size, + u64 **vaddr, u64 *fpm_addr) { u64 bits_needed; u64 bit_idx = PBLE_INVALID_IDX; @@ -2290,7 +2288,7 @@ irdma_prm_get_pbles(struct irdma_pble_prm *pprm, if (!pchunk || bit_idx >= pchunk->sizeofbitmap) { spin_unlock_irqrestore(&pprm->prm_lock, flags); - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } bitmap_set(pchunk->bitmapbuf, bit_idx, bits_needed); @@ -2325,8 +2323,8 @@ void irdma_prm_return_pbles(struct irdma_pble_prm *pprm, spin_unlock_irqrestore(&pprm->prm_lock, flags); } -enum irdma_status_code irdma_map_vm_page_list(struct irdma_hw *hw, void *va, - dma_addr_t *pg_dma, u32 pg_cnt) +int irdma_map_vm_page_list(struct irdma_hw *hw, void *va, dma_addr_t *pg_dma, + u32 pg_cnt) { struct page *vm_page; int i; @@ -2350,7 +2348,7 @@ enum irdma_status_code irdma_map_vm_page_list(struct irdma_hw *hw, void *va, err: irdma_unmap_vm_page_list(hw, pg_dma, i); - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } void irdma_unmap_vm_page_list(struct irdma_hw *hw, dma_addr_t *pg_dma, u32 pg_cnt) @@ -2386,15 +2384,14 @@ done: * @chunk: chunk to add for paged memory * @pg_cnt: number of pages needed */ -enum irdma_status_code irdma_pble_get_paged_mem(struct irdma_chunk *chunk, - u32 pg_cnt) +int irdma_pble_get_paged_mem(struct irdma_chunk *chunk, u32 pg_cnt) { u32 size; void *va; chunk->dmainfo.dmaaddrs = kzalloc(pg_cnt << 3, GFP_KERNEL); if (!chunk->dmainfo.dmaaddrs) - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; size = PAGE_SIZE * pg_cnt; va = vmalloc(size); @@ -2416,7 +2413,7 @@ err: kfree(chunk->dmainfo.dmaaddrs); chunk->dmainfo.dmaaddrs = NULL; - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } /** diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c index 460e757d3fe6..46f475394af5 100644 --- a/drivers/infiniband/hw/irdma/verbs.c +++ b/drivers/infiniband/hw/irdma/verbs.c @@ -256,7 +256,7 @@ static void irdma_alloc_push_page(struct irdma_qp *iwqp) struct cqp_cmds_info *cqp_info; struct irdma_device *iwdev = iwqp->iwdev; struct irdma_sc_qp *qp = &iwqp->sc_qp; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&iwdev->rf->cqp, true); if (!cqp_request) @@ -592,7 +592,7 @@ static int irdma_setup_kmode_qp(struct irdma_device *iwdev, u32 sqdepth, rqdepth; u8 sqshift, rqshift; u32 size; - enum irdma_status_code status; + int status; struct irdma_qp_uk_init_info *ukinfo = &info->qp_uk_init_info; struct irdma_uk_attrs *uk_attrs = &iwdev->rf->sc_dev.hw_attrs.uk_attrs; @@ -603,7 +603,7 @@ static int irdma_setup_kmode_qp(struct irdma_device *iwdev, status = irdma_get_sqdepth(uk_attrs, ukinfo->sq_size, sqshift, &sqdepth); if (status) - return -ENOMEM; + return status; if (uk_attrs->hw_rev == IRDMA_GEN_1) rqshift = IRDMA_MAX_RQ_WQE_SHIFT_GEN1; @@ -614,7 +614,7 @@ static int irdma_setup_kmode_qp(struct irdma_device *iwdev, status = irdma_get_rqdepth(uk_attrs, ukinfo->rq_size, rqshift, &rqdepth); if (status) - return -ENOMEM; + return status; iwqp->kqp.sq_wrid_mem = kcalloc(sqdepth, sizeof(*iwqp->kqp.sq_wrid_mem), GFP_KERNEL); @@ -668,7 +668,7 @@ static int irdma_cqp_create_qp_cmd(struct irdma_qp *iwqp) struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; struct irdma_create_qp_info *qp_info; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&rf->cqp, true); if (!cqp_request) @@ -688,7 +688,7 @@ static int irdma_cqp_create_qp_cmd(struct irdma_qp *iwqp) status = irdma_handle_cqp_op(rf, cqp_request); irdma_put_cqp_request(&rf->cqp, cqp_request); - return status ? -ENOMEM : 0; + return status; } static void irdma_roce_fill_and_set_qpctx_info(struct irdma_qp *iwqp, @@ -806,7 +806,6 @@ static int irdma_create_qp(struct ib_qp *ibqp, struct irdma_create_qp_req req; struct irdma_create_qp_resp uresp = {}; u32 qp_num = 0; - enum irdma_status_code ret; int err_code; int sq_size; int rq_size; @@ -936,9 +935,8 @@ static int irdma_create_qp(struct ib_qp *ibqp, if (dev->hw_attrs.uk_attrs.hw_rev > IRDMA_GEN_1) init_info.qp_uk_init_info.qp_caps |= IRDMA_PUSH_MODE; - ret = irdma_sc_qp_init(qp, &init_info); - if (ret) { - err_code = -EPROTO; + err_code = irdma_sc_qp_init(qp, &init_info); + if (err_code) { ibdev_dbg(&iwdev->ibdev, "VERBS: qp_init fail\n"); goto error; } @@ -1189,7 +1187,7 @@ int irdma_modify_qp_roce(struct ib_qp *ibqp, struct ib_qp_attr *attr, if (ret) return ret; - if (vlan_id >= VLAN_N_VID && iwdev->dcb) + if (vlan_id >= VLAN_N_VID && iwdev->dcb_vlan_mode) vlan_id = 0; if (vlan_id < VLAN_N_VID) { udp_info->insert_vlan_tag = true; @@ -1202,7 +1200,7 @@ int irdma_modify_qp_roce(struct ib_qp *ibqp, struct ib_qp_attr *attr, av->attrs = attr->ah_attr; rdma_gid2ip((struct sockaddr *)&av->sgid_addr, &sgid_attr->gid); rdma_gid2ip((struct sockaddr *)&av->dgid_addr, &attr->ah_attr.grh.dgid); - if (av->sgid_addr.saddr.sa_family == AF_INET6) { + if (av->net_type == RDMA_NETWORK_IPV6) { __be32 *daddr = av->dgid_addr.saddr_in6.sin6_addr.in6_u.u6_addr32; __be32 *saddr = @@ -1218,7 +1216,7 @@ int irdma_modify_qp_roce(struct ib_qp *ibqp, struct ib_qp_attr *attr, &local_ip[0], false, NULL, IRDMA_ARP_RESOLVE); - } else { + } else if (av->net_type == RDMA_NETWORK_IPV4) { __be32 saddr = av->sgid_addr.saddr_in.sin_addr.s_addr; __be32 daddr = av->dgid_addr.saddr_in.sin_addr.s_addr; @@ -1792,7 +1790,6 @@ static int irdma_resize_cq(struct ib_cq *ibcq, int entries, struct irdma_device *iwdev; struct irdma_pci_f *rf; struct irdma_cq_buf *cq_buf = NULL; - enum irdma_status_code status = 0; unsigned long flags; int ret; @@ -1885,12 +1882,10 @@ static int irdma_resize_cq(struct ib_cq *ibcq, int entries, cqp_info->in.u.cq_modify.cq = &iwcq->sc_cq; cqp_info->in.u.cq_modify.scratch = (uintptr_t)cqp_request; cqp_info->post_sq = 1; - status = irdma_handle_cqp_op(rf, cqp_request); + ret = irdma_handle_cqp_op(rf, cqp_request); irdma_put_cqp_request(&rf->cqp, cqp_request); - if (status) { - ret = -EPROTO; + if (ret) goto error; - } spin_lock_irqsave(&iwcq->lock, flags); if (cq_buf) { @@ -1945,7 +1940,6 @@ static int irdma_create_cq(struct ib_cq *ibcq, struct irdma_sc_cq *cq; struct irdma_sc_dev *dev = &rf->sc_dev; struct irdma_cq_init_info info = {}; - enum irdma_status_code status; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; struct irdma_cq_uk_init_info *ukinfo = &info.cq_uk_init_info; @@ -2095,12 +2089,10 @@ static int irdma_create_cq(struct ib_cq *ibcq, cqp_info->in.u.cq_create.cq = cq; cqp_info->in.u.cq_create.check_overflow = true; cqp_info->in.u.cq_create.scratch = (uintptr_t)cqp_request; - status = irdma_handle_cqp_op(rf, cqp_request); + err_code = irdma_handle_cqp_op(rf, cqp_request); irdma_put_cqp_request(&rf->cqp, cqp_request); - if (status) { - err_code = -ENOMEM; + if (err_code) goto cq_free_rsrc; - } if (udata) { struct irdma_create_cq_resp resp = {}; @@ -2309,14 +2301,14 @@ static int irdma_setup_pbles(struct irdma_pci_f *rf, struct irdma_mr *iwmr, struct irdma_pble_alloc *palloc = &iwpbl->pble_alloc; struct irdma_pble_info *pinfo; u64 *pbl; - enum irdma_status_code status; + int status; enum irdma_pble_level level = PBLE_LEVEL_1; if (use_pbles) { status = irdma_get_pble(rf->pble_rsrc, palloc, iwmr->page_cnt, false); if (status) - return -ENOMEM; + return status; iwpbl->pbl_allocated = true; level = palloc->level; @@ -2434,7 +2426,7 @@ static int irdma_hw_alloc_mw(struct irdma_device *iwdev, struct irdma_mr *iwmr) struct irdma_pd *iwpd = to_iwpd(iwmr->ibmr.pd); struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&iwdev->rf->cqp, true); if (!cqp_request) @@ -2457,7 +2449,7 @@ static int irdma_hw_alloc_mw(struct irdma_device *iwdev, struct irdma_mr *iwmr) status = irdma_handle_cqp_op(iwdev->rf, cqp_request); irdma_put_cqp_request(&iwdev->rf->cqp, cqp_request); - return status ? -ENOMEM : 0; + return status; } /** @@ -2509,7 +2501,7 @@ static int irdma_dealloc_mw(struct ib_mw *ibmw) cqp_info = &cqp_request->info; info = &cqp_info->in.u.dealloc_stag.info; memset(info, 0, sizeof(*info)); - info->pd_id = iwpd->sc_pd.pd_id & 0x00007fff; + info->pd_id = iwpd->sc_pd.pd_id; info->stag_idx = ibmw->rkey >> IRDMA_CQPSQ_STAG_IDX_S; info->mr = false; cqp_info->cqp_cmd = IRDMA_OP_DEALLOC_STAG; @@ -2533,8 +2525,7 @@ static int irdma_hw_alloc_stag(struct irdma_device *iwdev, { struct irdma_allocate_stag_info *info; struct irdma_pd *iwpd = to_iwpd(iwmr->ibmr.pd); - enum irdma_status_code status; - int err = 0; + int status; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; @@ -2556,10 +2547,8 @@ static int irdma_hw_alloc_stag(struct irdma_device *iwdev, cqp_info->in.u.alloc_stag.scratch = (uintptr_t)cqp_request; status = irdma_handle_cqp_op(iwdev->rf, cqp_request); irdma_put_cqp_request(&iwdev->rf->cqp, cqp_request); - if (status) - err = -ENOMEM; - return err; + return status; } /** @@ -2575,9 +2564,8 @@ static struct ib_mr *irdma_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type, struct irdma_pble_alloc *palloc; struct irdma_pbl *iwpbl; struct irdma_mr *iwmr; - enum irdma_status_code status; u32 stag; - int err_code = -ENOMEM; + int err_code; iwmr = kzalloc(sizeof(*iwmr), GFP_KERNEL); if (!iwmr) @@ -2599,9 +2587,9 @@ static struct ib_mr *irdma_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type, iwmr->type = IRDMA_MEMREG_TYPE_MEM; palloc = &iwpbl->pble_alloc; iwmr->page_cnt = max_num_sg; - status = irdma_get_pble(iwdev->rf->pble_rsrc, palloc, iwmr->page_cnt, - true); - if (status) + err_code = irdma_get_pble(iwdev->rf->pble_rsrc, palloc, iwmr->page_cnt, + true); + if (err_code) goto err_get_pble; err_code = irdma_hw_alloc_stag(iwdev, iwmr); @@ -2672,10 +2660,9 @@ static int irdma_hwreg_mr(struct irdma_device *iwdev, struct irdma_mr *iwmr, struct irdma_reg_ns_stag_info *stag_info; struct irdma_pd *iwpd = to_iwpd(iwmr->ibmr.pd); struct irdma_pble_alloc *palloc = &iwpbl->pble_alloc; - enum irdma_status_code status; - int err = 0; struct irdma_cqp_request *cqp_request; struct cqp_cmds_info *cqp_info; + int ret; cqp_request = irdma_alloc_and_get_cqp_request(&iwdev->rf->cqp, true); if (!cqp_request) @@ -2712,12 +2699,10 @@ static int irdma_hwreg_mr(struct irdma_device *iwdev, struct irdma_mr *iwmr, cqp_info->post_sq = 1; cqp_info->in.u.mr_reg_non_shared.dev = &iwdev->rf->sc_dev; cqp_info->in.u.mr_reg_non_shared.scratch = (uintptr_t)cqp_request; - status = irdma_handle_cqp_op(iwdev->rf, cqp_request); + ret = irdma_handle_cqp_op(iwdev->rf, cqp_request); irdma_put_cqp_request(&iwdev->rf->cqp, cqp_request); - if (status) - err = -ENOMEM; - return err; + return ret; } /** @@ -2897,7 +2882,6 @@ struct ib_mr *irdma_reg_phys_mr(struct ib_pd *pd, u64 addr, u64 size, int access struct irdma_device *iwdev = to_iwdev(pd->device); struct irdma_pbl *iwpbl; struct irdma_mr *iwmr; - enum irdma_status_code status; u32 stag; int ret; @@ -2925,10 +2909,9 @@ struct ib_mr *irdma_reg_phys_mr(struct ib_pd *pd, u64 addr, u64 size, int access iwmr->pgaddrmem[0] = addr; iwmr->len = size; iwmr->page_size = SZ_4K; - status = irdma_hwreg_mr(iwdev, iwmr, access); - if (status) { + ret = irdma_hwreg_mr(iwdev, iwmr, access); + if (ret) { irdma_free_stag(iwdev, stag); - ret = -ENOMEM; goto err; } @@ -3021,7 +3004,7 @@ static int irdma_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata) cqp_info = &cqp_request->info; info = &cqp_info->in.u.dealloc_stag.info; memset(info, 0, sizeof(*info)); - info->pd_id = iwpd->sc_pd.pd_id & 0x00007fff; + info->pd_id = iwpd->sc_pd.pd_id; info->stag_idx = ib_mr->rkey >> IRDMA_CQPSQ_STAG_IDX_S; info->mr = true; if (iwpbl->pbl_allocated) @@ -3057,7 +3040,6 @@ static int irdma_post_send(struct ib_qp *ibqp, struct irdma_qp_uk *ukqp; struct irdma_sc_dev *dev; struct irdma_post_sq_info info; - enum irdma_status_code ret; int err = 0; unsigned long flags; bool inv_stag; @@ -3116,7 +3098,7 @@ static int irdma_post_send(struct ib_qp *ibqp, info.op.inline_send.qkey = ud_wr(ib_wr)->remote_qkey; info.op.inline_send.dest_qp = ud_wr(ib_wr)->remote_qpn; } - ret = irdma_uk_inline_send(ukqp, &info, false); + err = irdma_uk_inline_send(ukqp, &info, false); } else { info.op.send.num_sges = ib_wr->num_sge; info.op.send.sg_list = ib_wr->sg_list; @@ -3127,14 +3109,7 @@ static int irdma_post_send(struct ib_qp *ibqp, info.op.send.qkey = ud_wr(ib_wr)->remote_qkey; info.op.send.dest_qp = ud_wr(ib_wr)->remote_qpn; } - ret = irdma_uk_send(ukqp, &info, false); - } - - if (ret) { - if (ret == IRDMA_ERR_QP_TOOMANY_WRS_POSTED) - err = -ENOMEM; - else - err = -EINVAL; + err = irdma_uk_send(ukqp, &info, false); } break; case IB_WR_RDMA_WRITE_WITH_IMM: @@ -3160,20 +3135,13 @@ static int irdma_post_send(struct ib_qp *ibqp, rdma_wr(ib_wr)->remote_addr; info.op.inline_rdma_write.rem_addr.lkey = rdma_wr(ib_wr)->rkey; - ret = irdma_uk_inline_rdma_write(ukqp, &info, false); + err = irdma_uk_inline_rdma_write(ukqp, &info, false); } else { info.op.rdma_write.lo_sg_list = (void *)ib_wr->sg_list; info.op.rdma_write.num_lo_sges = ib_wr->num_sge; info.op.rdma_write.rem_addr.addr = rdma_wr(ib_wr)->remote_addr; info.op.rdma_write.rem_addr.lkey = rdma_wr(ib_wr)->rkey; - ret = irdma_uk_rdma_write(ukqp, &info, false); - } - - if (ret) { - if (ret == IRDMA_ERR_QP_TOOMANY_WRS_POSTED) - err = -ENOMEM; - else - err = -EINVAL; + err = irdma_uk_rdma_write(ukqp, &info, false); } break; case IB_WR_RDMA_READ_WITH_INV: @@ -3190,21 +3158,12 @@ static int irdma_post_send(struct ib_qp *ibqp, info.op.rdma_read.rem_addr.lkey = rdma_wr(ib_wr)->rkey; info.op.rdma_read.lo_sg_list = (void *)ib_wr->sg_list; info.op.rdma_read.num_lo_sges = ib_wr->num_sge; - - ret = irdma_uk_rdma_read(ukqp, &info, inv_stag, false); - if (ret) { - if (ret == IRDMA_ERR_QP_TOOMANY_WRS_POSTED) - err = -ENOMEM; - else - err = -EINVAL; - } + err = irdma_uk_rdma_read(ukqp, &info, inv_stag, false); break; case IB_WR_LOCAL_INV: info.op_type = IRDMA_OP_TYPE_INV_STAG; info.op.inv_local_stag.target_stag = ib_wr->ex.invalidate_rkey; - ret = irdma_uk_stag_local_invalidate(ukqp, &info, true); - if (ret) - err = -ENOMEM; + err = irdma_uk_stag_local_invalidate(ukqp, &info, true); break; case IB_WR_REG_MR: { struct irdma_mr *iwmr = to_iwmr(reg_wr(ib_wr)->mr); @@ -3226,10 +3185,8 @@ static int irdma_post_send(struct ib_qp *ibqp, stag_info.local_fence = ib_wr->send_flags & IB_SEND_FENCE; if (iwmr->npages > IRDMA_MIN_PAGES_PER_FMR) stag_info.chunk_size = 1; - ret = irdma_sc_mr_fast_register(&iwqp->sc_qp, &stag_info, + err = irdma_sc_mr_fast_register(&iwqp->sc_qp, &stag_info, true); - if (ret) - err = -ENOMEM; break; } default: @@ -3274,7 +3231,6 @@ static int irdma_post_recv(struct ib_qp *ibqp, struct irdma_qp *iwqp; struct irdma_qp_uk *ukqp; struct irdma_post_rq_info post_recv = {}; - enum irdma_status_code ret = 0; unsigned long flags; int err = 0; bool reflush = false; @@ -3289,14 +3245,10 @@ static int irdma_post_recv(struct ib_qp *ibqp, post_recv.num_sges = ib_wr->num_sge; post_recv.wr_id = ib_wr->wr_id; post_recv.sg_list = ib_wr->sg_list; - ret = irdma_uk_post_receive(ukqp, &post_recv); - if (ret) { + err = irdma_uk_post_receive(ukqp, &post_recv); + if (err) { ibdev_dbg(&iwqp->iwdev->ibdev, - "VERBS: post_recv err %d\n", ret); - if (ret == IRDMA_ERR_QP_TOOMANY_WRS_POSTED) - err = -ENOMEM; - else - err = -EINVAL; + "VERBS: post_recv err %d\n", err); goto out; } @@ -3483,7 +3435,7 @@ static int __irdma_poll_cq(struct irdma_cq *iwcq, int num_entries, struct ib_wc struct irdma_cq_buf *last_buf = NULL; struct irdma_cq_poll_info *cur_cqe = &iwcq->cur_cqe; struct irdma_cq_buf *cq_buf; - enum irdma_status_code ret; + int ret; struct irdma_device *iwdev; struct irdma_cq_uk *ukcq; bool cq_new_cqe = false; @@ -3503,10 +3455,10 @@ static int __irdma_poll_cq(struct irdma_cq *iwcq, int num_entries, struct ib_wc cq_new_cqe = true; continue; } - if (ret == IRDMA_ERR_Q_EMPTY) + if (ret == -ENOENT) break; /* QP using the CQ is destroyed. Skip reporting this CQE */ - if (ret == IRDMA_ERR_Q_DESTROYED) { + if (ret == -EFAULT) { cq_new_cqe = true; continue; } @@ -3528,10 +3480,10 @@ static int __irdma_poll_cq(struct irdma_cq *iwcq, int num_entries, struct ib_wc continue; } - if (ret == IRDMA_ERR_Q_EMPTY) + if (ret == -ENOENT) break; /* QP using the CQ is destroyed. Skip reporting this CQE */ - if (ret == IRDMA_ERR_Q_DESTROYED) { + if (ret == -EFAULT) { cq_new_cqe = true; continue; } @@ -3553,7 +3505,7 @@ error: ibdev_dbg(&iwdev->ibdev, "%s: Error polling CQ, irdma_err: %d\n", __func__, ret); - return -EINVAL; + return ret; } /** @@ -3859,7 +3811,7 @@ static int irdma_mcast_cqp_op(struct irdma_device *iwdev, { struct cqp_cmds_info *cqp_info; struct irdma_cqp_request *cqp_request; - enum irdma_status_code status; + int status; cqp_request = irdma_alloc_and_get_cqp_request(&iwdev->rf->cqp, true); if (!cqp_request) @@ -3873,10 +3825,8 @@ static int irdma_mcast_cqp_op(struct irdma_device *iwdev, cqp_info->in.u.mc_create.cqp = &iwdev->rf->cqp.sc_cqp; status = irdma_handle_cqp_op(iwdev->rf, cqp_request); irdma_put_cqp_request(&iwdev->rf->cqp, cqp_request); - if (status) - return -ENOMEM; - return 0; + return status; } /** @@ -3932,11 +3882,7 @@ static int irdma_attach_mcast(struct ib_qp *ibqp, union ib_gid *ibgid, u16 lid) int ret = 0; bool ipv4; u16 vlan_id; - union { - struct sockaddr saddr; - struct sockaddr_in saddr_in; - struct sockaddr_in6 saddr_in6; - } sgid_addr; + union irdma_sockaddr sgid_addr; unsigned char dmac[ETH_ALEN]; rdma_gid2ip((struct sockaddr *)&sgid_addr, ibgid); @@ -4072,11 +4018,7 @@ static int irdma_detach_mcast(struct ib_qp *ibqp, union ib_gid *ibgid, u16 lid) struct irdma_mcast_grp_ctx_entry_info mcg_info = {}; int ret; unsigned long flags; - union { - struct sockaddr saddr; - struct sockaddr_in saddr_in; - struct sockaddr_in6 saddr_in6; - } sgid_addr; + union irdma_sockaddr sgid_addr; rdma_gid2ip((struct sockaddr *)&sgid_addr, ibgid); if (!ipv6_addr_v4mapped((struct in6_addr *)ibgid)) @@ -4132,17 +4074,47 @@ static int irdma_detach_mcast(struct ib_qp *ibqp, union ib_gid *ibgid, u16 lid) return 0; } -/** - * irdma_create_ah - create address handle - * @ibah: address handle - * @attr: address handle attributes - * @udata: User data - * - * returns 0 on success, error otherwise - */ -static int irdma_create_ah(struct ib_ah *ibah, - struct rdma_ah_init_attr *attr, - struct ib_udata *udata) +static int irdma_create_hw_ah(struct irdma_device *iwdev, struct irdma_ah *ah, bool sleep) +{ + struct irdma_pci_f *rf = iwdev->rf; + int err; + + err = irdma_alloc_rsrc(rf, rf->allocated_ahs, rf->max_ah, &ah->sc_ah.ah_info.ah_idx, + &rf->next_ah); + if (err) + return err; + + err = irdma_ah_cqp_op(rf, &ah->sc_ah, IRDMA_OP_AH_CREATE, sleep, + irdma_gsi_ud_qp_ah_cb, &ah->sc_ah); + + if (err) { + ibdev_dbg(&iwdev->ibdev, "VERBS: CQP-OP Create AH fail"); + goto err_ah_create; + } + + if (!sleep) { + int cnt = CQP_COMPL_WAIT_TIME_MS * CQP_TIMEOUT_THRESHOLD; + + do { + irdma_cqp_ce_handler(rf, &rf->ccq.sc_cq); + mdelay(1); + } while (!ah->sc_ah.ah_info.ah_valid && --cnt); + + if (!cnt) { + ibdev_dbg(&iwdev->ibdev, "VERBS: CQP create AH timed out"); + err = -ETIMEDOUT; + goto err_ah_create; + } + } + return 0; + +err_ah_create: + irdma_free_rsrc(iwdev->rf, iwdev->rf->allocated_ahs, ah->sc_ah.ah_info.ah_idx); + + return err; +} + +static int irdma_setup_ah(struct ib_ah *ibah, struct rdma_ah_init_attr *attr) { struct irdma_pd *pd = to_iwpd(ibah->pd); struct irdma_ah *ah = container_of(ibah, struct irdma_ah, ibah); @@ -4151,25 +4123,13 @@ static int irdma_create_ah(struct ib_ah *ibah, struct irdma_device *iwdev = to_iwdev(ibah->pd->device); struct irdma_pci_f *rf = iwdev->rf; struct irdma_sc_ah *sc_ah; - u32 ah_id = 0; struct irdma_ah_info *ah_info; - struct irdma_create_ah_resp uresp; - union { - struct sockaddr saddr; - struct sockaddr_in saddr_in; - struct sockaddr_in6 saddr_in6; - } sgid_addr, dgid_addr; + union irdma_sockaddr sgid_addr, dgid_addr; int err; u8 dmac[ETH_ALEN]; - err = irdma_alloc_rsrc(rf, rf->allocated_ahs, rf->max_ah, &ah_id, - &rf->next_ah); - if (err) - return err; - ah->pd = pd; sc_ah = &ah->sc_ah; - sc_ah->ah_info.ah_idx = ah_id; sc_ah->ah_info.vsi = &iwdev->vsi; irdma_sc_init_ah(&rf->sc_dev, sc_ah); ah->sgid_index = ah_attr->grh.sgid_index; @@ -4179,10 +4139,7 @@ static int irdma_create_ah(struct ib_ah *ibah, rdma_gid2ip((struct sockaddr *)&dgid_addr, &ah_attr->grh.dgid); ah->av.attrs = *ah_attr; ah->av.net_type = rdma_gid_attr_network_type(sgid_attr); - ah->av.sgid_addr.saddr = sgid_addr.saddr; - ah->av.dgid_addr.saddr = dgid_addr.saddr; ah_info = &sc_ah->ah_info; - ah_info->ah_idx = ah_id; ah_info->pd_idx = pd->sc_pd.pd_id; if (ah_attr->ah_flags & IB_AH_GRH) { ah_info->flow_label = ah_attr->grh.flow_label; @@ -4191,7 +4148,7 @@ static int irdma_create_ah(struct ib_ah *ibah, } ether_addr_copy(dmac, ah_attr->roce.dmac); - if (rdma_gid_attr_network_type(sgid_attr) == RDMA_NETWORK_IPV4) { + if (ah->av.net_type == RDMA_NETWORK_IPV4) { ah_info->ipv4_valid = true; ah_info->dest_ip_addr[0] = ntohl(dgid_addr.saddr_in.sin_addr.s_addr); @@ -4219,17 +4176,15 @@ static int irdma_create_ah(struct ib_ah *ibah, err = rdma_read_gid_l2_fields(sgid_attr, &ah_info->vlan_tag, ah_info->mac_addr); if (err) - goto error; + return err; ah_info->dst_arpindex = irdma_add_arp(iwdev->rf, ah_info->dest_ip_addr, ah_info->ipv4_valid, dmac); - if (ah_info->dst_arpindex == -1) { - err = -EINVAL; - goto error; - } + if (ah_info->dst_arpindex == -1) + return -EINVAL; - if (ah_info->vlan_tag >= VLAN_N_VID && iwdev->dcb) + if (ah_info->vlan_tag >= VLAN_N_VID && iwdev->dcb_vlan_mode) ah_info->vlan_tag = 0; if (ah_info->vlan_tag < VLAN_N_VID) { @@ -4238,43 +4193,38 @@ static int irdma_create_ah(struct ib_ah *ibah, rt_tos2priority(ah_info->tc_tos) << VLAN_PRIO_SHIFT; } - err = irdma_ah_cqp_op(iwdev->rf, sc_ah, IRDMA_OP_AH_CREATE, - attr->flags & RDMA_CREATE_AH_SLEEPABLE, - irdma_gsi_ud_qp_ah_cb, sc_ah); - - if (err) { - ibdev_dbg(&iwdev->ibdev, - "VERBS: CQP-OP Create AH fail"); - goto error; - } - - if (!(attr->flags & RDMA_CREATE_AH_SLEEPABLE)) { - int cnt = CQP_COMPL_WAIT_TIME_MS * CQP_TIMEOUT_THRESHOLD; - - do { - irdma_cqp_ce_handler(rf, &rf->ccq.sc_cq); - mdelay(1); - } while (!sc_ah->ah_info.ah_valid && --cnt); + return 0; +} - if (!cnt) { - ibdev_dbg(&iwdev->ibdev, - "VERBS: CQP create AH timed out"); - err = -ETIMEDOUT; - goto error; +/** + * irdma_ah_exists - Check for existing identical AH + * @iwdev: irdma device + * @new_ah: AH to check for + * + * returns true if AH is found, false if not found. + */ +static bool irdma_ah_exists(struct irdma_device *iwdev, + struct irdma_ah *new_ah) +{ + struct irdma_ah *ah; + u32 key = new_ah->sc_ah.ah_info.dest_ip_addr[0] ^ + new_ah->sc_ah.ah_info.dest_ip_addr[1] ^ + new_ah->sc_ah.ah_info.dest_ip_addr[2] ^ + new_ah->sc_ah.ah_info.dest_ip_addr[3]; + + hash_for_each_possible(iwdev->ah_hash_tbl, ah, list, key) { + /* Set ah_valid and ah_id the same so memcmp can work */ + new_ah->sc_ah.ah_info.ah_idx = ah->sc_ah.ah_info.ah_idx; + new_ah->sc_ah.ah_info.ah_valid = ah->sc_ah.ah_info.ah_valid; + if (!memcmp(&ah->sc_ah.ah_info, &new_ah->sc_ah.ah_info, + sizeof(ah->sc_ah.ah_info))) { + refcount_inc(&ah->refcnt); + new_ah->parent_ah = ah; + return true; } } - if (udata) { - uresp.ah_id = ah->sc_ah.ah_info.ah_idx; - err = ib_copy_to_udata(udata, &uresp, - min(sizeof(uresp), udata->outlen)); - } - return 0; - -error: - irdma_free_rsrc(iwdev->rf, iwdev->rf->allocated_ahs, ah_id); - - return err; + return false; } /** @@ -4287,6 +4237,17 @@ static int irdma_destroy_ah(struct ib_ah *ibah, u32 ah_flags) struct irdma_device *iwdev = to_iwdev(ibah->device); struct irdma_ah *ah = to_iwah(ibah); + if ((ah_flags & RDMA_DESTROY_AH_SLEEPABLE) && ah->parent_ah) { + mutex_lock(&iwdev->ah_tbl_lock); + if (!refcount_dec_and_test(&ah->parent_ah->refcnt)) { + mutex_unlock(&iwdev->ah_tbl_lock); + return 0; + } + hash_del(&ah->parent_ah->list); + kfree(ah->parent_ah); + mutex_unlock(&iwdev->ah_tbl_lock); + } + irdma_ah_cqp_op(iwdev->rf, &ah->sc_ah, IRDMA_OP_AH_DESTROY, false, NULL, ah); @@ -4297,6 +4258,80 @@ static int irdma_destroy_ah(struct ib_ah *ibah, u32 ah_flags) } /** + * irdma_create_user_ah - create user address handle + * @ibah: address handle + * @attr: address handle attributes + * @udata: User data + * + * returns 0 on success, error otherwise + */ +static int irdma_create_user_ah(struct ib_ah *ibah, + struct rdma_ah_init_attr *attr, + struct ib_udata *udata) +{ + struct irdma_ah *ah = container_of(ibah, struct irdma_ah, ibah); + struct irdma_device *iwdev = to_iwdev(ibah->pd->device); + struct irdma_create_ah_resp uresp; + struct irdma_ah *parent_ah; + int err; + + err = irdma_setup_ah(ibah, attr); + if (err) + return err; + mutex_lock(&iwdev->ah_tbl_lock); + if (!irdma_ah_exists(iwdev, ah)) { + err = irdma_create_hw_ah(iwdev, ah, true); + if (err) { + mutex_unlock(&iwdev->ah_tbl_lock); + return err; + } + /* Add new AH to list */ + parent_ah = kmemdup(ah, sizeof(*ah), GFP_KERNEL); + if (parent_ah) { + u32 key = parent_ah->sc_ah.ah_info.dest_ip_addr[0] ^ + parent_ah->sc_ah.ah_info.dest_ip_addr[1] ^ + parent_ah->sc_ah.ah_info.dest_ip_addr[2] ^ + parent_ah->sc_ah.ah_info.dest_ip_addr[3]; + + ah->parent_ah = parent_ah; + hash_add(iwdev->ah_hash_tbl, &parent_ah->list, key); + refcount_set(&parent_ah->refcnt, 1); + } + } + mutex_unlock(&iwdev->ah_tbl_lock); + + uresp.ah_id = ah->sc_ah.ah_info.ah_idx; + err = ib_copy_to_udata(udata, &uresp, min(sizeof(uresp), udata->outlen)); + if (err) + irdma_destroy_ah(ibah, attr->flags); + + return err; +} + +/** + * irdma_create_ah - create address handle + * @ibah: address handle + * @attr: address handle attributes + * @udata: NULL + * + * returns 0 on success, error otherwise + */ +static int irdma_create_ah(struct ib_ah *ibah, struct rdma_ah_init_attr *attr, + struct ib_udata *udata) +{ + struct irdma_ah *ah = container_of(ibah, struct irdma_ah, ibah); + struct irdma_device *iwdev = to_iwdev(ibah->pd->device); + int err; + + err = irdma_setup_ah(ibah, attr); + if (err) + return err; + err = irdma_create_hw_ah(iwdev, ah, attr->flags & RDMA_CREATE_AH_SLEEPABLE); + + return err; +} + +/** * irdma_query_ah - Query address handle * @ibah: pointer to address handle * @ah_attr: address handle attributes @@ -4329,7 +4364,7 @@ static enum rdma_link_layer irdma_get_link_layer(struct ib_device *ibdev, static const struct ib_device_ops irdma_roce_dev_ops = { .attach_mcast = irdma_attach_mcast, .create_ah = irdma_create_ah, - .create_user_ah = irdma_create_ah, + .create_user_ah = irdma_create_user_ah, .destroy_ah = irdma_destroy_ah, .detach_mcast = irdma_detach_mcast, .get_link_layer = irdma_get_link_layer, diff --git a/drivers/infiniband/hw/irdma/verbs.h b/drivers/infiniband/hw/irdma/verbs.h index d0fdef8d09ea..08ba24d0b843 100644 --- a/drivers/infiniband/hw/irdma/verbs.h +++ b/drivers/infiniband/hw/irdma/verbs.h @@ -25,14 +25,16 @@ struct irdma_pd { struct irdma_sc_pd sc_pd; }; +union irdma_sockaddr { + struct sockaddr_in saddr_in; + struct sockaddr_in6 saddr_in6; +}; + struct irdma_av { u8 macaddr[16]; struct rdma_ah_attr attrs; - union { - struct sockaddr saddr; - struct sockaddr_in saddr_in; - struct sockaddr_in6 saddr_in6; - } sgid_addr, dgid_addr; + union irdma_sockaddr sgid_addr; + union irdma_sockaddr dgid_addr; u8 net_type; }; @@ -43,6 +45,9 @@ struct irdma_ah { struct irdma_av av; u8 sgid_index; union ib_gid dgid; + struct hlist_node list; + refcount_t refcnt; + struct irdma_ah *parent_ah; /* AH from cached list */ }; struct irdma_hmc_pble { diff --git a/drivers/infiniband/hw/irdma/ws.c b/drivers/infiniband/hw/irdma/ws.c index b0d6ee0739f5..20bc8d0d7f1f 100644 --- a/drivers/infiniband/hw/irdma/ws.c +++ b/drivers/infiniband/hw/irdma/ws.c @@ -1,7 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB /* Copyright (c) 2017 - 2021 Intel Corporation */ #include "osdep.h" -#include "status.h" #include "hmc.h" #include "defs.h" #include "type.h" @@ -87,8 +86,8 @@ static void irdma_free_node(struct irdma_sc_vsi *vsi, * @node: pointer to node * @cmd: add, remove or modify */ -static enum irdma_status_code -irdma_ws_cqp_cmd(struct irdma_sc_vsi *vsi, struct irdma_ws_node *node, u8 cmd) +static int irdma_ws_cqp_cmd(struct irdma_sc_vsi *vsi, + struct irdma_ws_node *node, u8 cmd) { struct irdma_ws_node_info node_info = {}; @@ -106,7 +105,7 @@ irdma_ws_cqp_cmd(struct irdma_sc_vsi *vsi, struct irdma_ws_node *node, u8 cmd) node_info.enable = node->enable; if (irdma_cqp_ws_node_cmd(vsi->dev, cmd, &node_info)) { ibdev_dbg(to_ibdev(vsi->dev), "WS: CQP WS CMD failed\n"); - return IRDMA_ERR_NO_MEMORY; + return -ENOMEM; } if (node->type_leaf && cmd == IRDMA_OP_WS_ADD_NODE) { @@ -234,18 +233,18 @@ static void irdma_remove_leaf(struct irdma_sc_vsi *vsi, u8 user_pri) * @vsi: vsi pointer * @user_pri: user priority */ -enum irdma_status_code irdma_ws_add(struct irdma_sc_vsi *vsi, u8 user_pri) +int irdma_ws_add(struct irdma_sc_vsi *vsi, u8 user_pri) { struct irdma_ws_node *ws_tree_root; struct irdma_ws_node *vsi_node; struct irdma_ws_node *tc_node; u16 traffic_class; - enum irdma_status_code ret = 0; + int ret = 0; int i; mutex_lock(&vsi->dev->ws_mutex); if (vsi->tc_change_pending) { - ret = IRDMA_ERR_NOT_READY; + ret = -EBUSY; goto exit; } @@ -258,7 +257,7 @@ enum irdma_status_code irdma_ws_add(struct irdma_sc_vsi *vsi, u8 user_pri) ws_tree_root = irdma_alloc_node(vsi, user_pri, WS_NODE_TYPE_PARENT, NULL); if (!ws_tree_root) { - ret = IRDMA_ERR_NO_MEMORY; + ret = -ENOMEM; goto exit; } @@ -283,7 +282,7 @@ enum irdma_status_code irdma_ws_add(struct irdma_sc_vsi *vsi, u8 user_pri) vsi_node = irdma_alloc_node(vsi, user_pri, WS_NODE_TYPE_PARENT, ws_tree_root); if (!vsi_node) { - ret = IRDMA_ERR_NO_MEMORY; + ret = -ENOMEM; goto vsi_add_err; } @@ -310,7 +309,7 @@ enum irdma_status_code irdma_ws_add(struct irdma_sc_vsi *vsi, u8 user_pri) tc_node = irdma_alloc_node(vsi, user_pri, WS_NODE_TYPE_LEAF, vsi_node); if (!tc_node) { - ret = IRDMA_ERR_NO_MEMORY; + ret = -ENOMEM; goto leaf_add_err; } diff --git a/drivers/infiniband/hw/irdma/ws.h b/drivers/infiniband/hw/irdma/ws.h index f0e16f630701..d431e3327d26 100644 --- a/drivers/infiniband/hw/irdma/ws.h +++ b/drivers/infiniband/hw/irdma/ws.h @@ -34,7 +34,7 @@ struct irdma_ws_node { }; struct irdma_sc_vsi; -enum irdma_status_code irdma_ws_add(struct irdma_sc_vsi *vsi, u8 user_pri); +int irdma_ws_add(struct irdma_sc_vsi *vsi, u8 user_pri); void irdma_ws_remove(struct irdma_sc_vsi *vsi, u8 user_pri); void irdma_ws_reset(struct irdma_sc_vsi *vsi); diff --git a/drivers/infiniband/hw/mlx4/alias_GUID.c b/drivers/infiniband/hw/mlx4/alias_GUID.c index e2e1f5daddc4..111fa88a3be4 100644 --- a/drivers/infiniband/hw/mlx4/alias_GUID.c +++ b/drivers/infiniband/hw/mlx4/alias_GUID.c @@ -38,7 +38,6 @@ #include <rdma/ib_sa.h> #include <rdma/ib_pack.h> #include <linux/mlx4/cmd.h> -#include <linux/module.h> #include <linux/init.h> #include <linux/errno.h> #include <rdma/ib_user_verbs.h> diff --git a/drivers/infiniband/hw/mlx4/srq.c b/drivers/infiniband/hw/mlx4/srq.c index 6a381751c0d8..c4cf91235eee 100644 --- a/drivers/infiniband/hw/mlx4/srq.c +++ b/drivers/infiniband/hw/mlx4/srq.c @@ -320,7 +320,6 @@ int mlx4_ib_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr, if (mdev->dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR) { err = -EIO; *bad_wr = wr; - nreq = 0; goto out; } diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c index fc036b4794fd..2a2a9e9afc9d 100644 --- a/drivers/infiniband/hw/mlx5/devx.c +++ b/drivers/infiniband/hw/mlx5/devx.c @@ -1895,8 +1895,10 @@ subscribe_event_xa_alloc(struct mlx5_devx_event_table *devx_event_table, key_level2, obj_event, GFP_KERNEL); - if (err) + if (err) { + kfree(obj_event); return err; + } INIT_LIST_HEAD(&obj_event->obj_sub_list); } diff --git a/drivers/infiniband/hw/mlx5/ib_virt.c b/drivers/infiniband/hw/mlx5/ib_virt.c index f2f62875d072..afeb5e53254f 100644 --- a/drivers/infiniband/hw/mlx5/ib_virt.c +++ b/drivers/infiniband/hw/mlx5/ib_virt.c @@ -30,7 +30,6 @@ * SOFTWARE. */ -#include <linux/module.h> #include <linux/mlx5/vport.h> #include "mlx5_ib.h" diff --git a/drivers/infiniband/hw/mlx5/mem.c b/drivers/infiniband/hw/mlx5/mem.c index 844545064c9e..6191aa833ac2 100644 --- a/drivers/infiniband/hw/mlx5/mem.c +++ b/drivers/infiniband/hw/mlx5/mem.c @@ -30,7 +30,6 @@ * SOFTWARE. */ -#include <linux/module.h> #include <rdma/ib_umem.h> #include <rdma/ib_umem_odp.h> #include "mlx5_ib.h" diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index cbc20e400be0..4f04bb55c4c6 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -763,9 +763,9 @@ struct mlx5_cache_ent { char name[4]; u32 order; - u32 xlt; u32 access_mode; u32 page; + unsigned int ndescs; u8 disabled:1; u8 fill_to_high_water:1; @@ -788,7 +788,6 @@ struct mlx5_cache_ent { u32 miss; struct mlx5_ib_dev *dev; - struct work_struct work; struct delayed_work dwork; }; @@ -1344,7 +1343,8 @@ int mlx5_mr_cache_init(struct mlx5_ib_dev *dev); int mlx5_mr_cache_cleanup(struct mlx5_ib_dev *dev); struct mlx5_ib_mr *mlx5_mr_cache_alloc(struct mlx5_ib_dev *dev, - unsigned int entry, int access_flags); + struct mlx5_cache_ent *ent, + int access_flags); int mlx5_ib_check_mr_status(struct ib_mr *ibmr, u32 check_mask, struct ib_mr_status *mr_status); @@ -1539,12 +1539,6 @@ static inline int get_uars_per_sys_page(struct mlx5_ib_dev *dev, bool lib_suppor MLX5_UARS_IN_PAGE : 1; } -static inline int get_num_static_uars(struct mlx5_ib_dev *dev, - struct mlx5_bfreg_info *bfregi) -{ - return get_uars_per_sys_page(dev, bfregi->lib_uar_4k) * bfregi->num_static_sys_pages; -} - extern void *xlt_emergency_page; int bfregn_to_uar_index(struct mlx5_ib_dev *dev, diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index 32cb7068f0ca..956f8e875daa 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -68,7 +68,6 @@ static void set_mkc_access_pd_addr_fields(void *mkc, int acc, u64 start_addr, struct ib_pd *pd) { struct mlx5_ib_dev *dev = to_mdev(pd->device); - bool ro_pci_enabled = pcie_relaxed_ordering_enabled(dev->mdev->pdev); MLX5_SET(mkc, mkc, a, !!(acc & IB_ACCESS_REMOTE_ATOMIC)); MLX5_SET(mkc, mkc, rw, !!(acc & IB_ACCESS_REMOTE_WRITE)); @@ -76,12 +75,13 @@ static void set_mkc_access_pd_addr_fields(void *mkc, int acc, u64 start_addr, MLX5_SET(mkc, mkc, lw, !!(acc & IB_ACCESS_LOCAL_WRITE)); MLX5_SET(mkc, mkc, lr, 1); - if (MLX5_CAP_GEN(dev->mdev, relaxed_ordering_write)) - MLX5_SET(mkc, mkc, relaxed_ordering_write, - (acc & IB_ACCESS_RELAXED_ORDERING) && ro_pci_enabled); - if (MLX5_CAP_GEN(dev->mdev, relaxed_ordering_read)) - MLX5_SET(mkc, mkc, relaxed_ordering_read, - (acc & IB_ACCESS_RELAXED_ORDERING) && ro_pci_enabled); + if ((acc & IB_ACCESS_RELAXED_ORDERING) && + pcie_relaxed_ordering_enabled(dev->mdev->pdev)) { + if (MLX5_CAP_GEN(dev->mdev, relaxed_ordering_write)) + MLX5_SET(mkc, mkc, relaxed_ordering_write, 1); + if (MLX5_CAP_GEN(dev->mdev, relaxed_ordering_read)) + MLX5_SET(mkc, mkc, relaxed_ordering_read, 1); + } MLX5_SET(mkc, mkc, pd, to_mpd(pd)->pdn); MLX5_SET(mkc, mkc, qpn, 0xffffff); @@ -189,6 +189,25 @@ static void create_mkey_callback(int status, struct mlx5_async_work *context) spin_unlock_irqrestore(&ent->lock, flags); } +static int get_mkc_octo_size(unsigned int access_mode, unsigned int ndescs) +{ + int ret = 0; + + switch (access_mode) { + case MLX5_MKC_ACCESS_MODE_MTT: + ret = DIV_ROUND_UP(ndescs, MLX5_IB_UMR_OCTOWORD / + sizeof(struct mlx5_mtt)); + break; + case MLX5_MKC_ACCESS_MODE_KSM: + ret = DIV_ROUND_UP(ndescs, MLX5_IB_UMR_OCTOWORD / + sizeof(struct mlx5_klm)); + break; + default: + WARN_ON(1); + } + return ret; +} + static struct mlx5_ib_mr *alloc_cache_mr(struct mlx5_cache_ent *ent, void *mkc) { struct mlx5_ib_mr *mr; @@ -204,7 +223,8 @@ static struct mlx5_ib_mr *alloc_cache_mr(struct mlx5_cache_ent *ent, void *mkc) MLX5_SET(mkc, mkc, access_mode_1_0, ent->access_mode & 0x3); MLX5_SET(mkc, mkc, access_mode_4_2, (ent->access_mode >> 2) & 0x7); - MLX5_SET(mkc, mkc, translations_octword_size, ent->xlt); + MLX5_SET(mkc, mkc, translations_octword_size, + get_mkc_octo_size(ent->access_mode, ent->ndescs)); MLX5_SET(mkc, mkc, log_page_size, ent->page); return mr; } @@ -478,14 +498,14 @@ static void queue_adjust_cache_locked(struct mlx5_cache_ent *ent) return; if (ent->available_mrs < ent->limit) { ent->fill_to_high_water = true; - queue_work(ent->dev->cache.wq, &ent->work); + mod_delayed_work(ent->dev->cache.wq, &ent->dwork, 0); } else if (ent->fill_to_high_water && ent->available_mrs + ent->pending < 2 * ent->limit) { /* * Once we start populating due to hitting a low water mark * continue until we pass the high water mark. */ - queue_work(ent->dev->cache.wq, &ent->work); + mod_delayed_work(ent->dev->cache.wq, &ent->dwork, 0); } else if (ent->available_mrs == 2 * ent->limit) { ent->fill_to_high_water = false; } else if (ent->available_mrs > 2 * ent->limit) { @@ -495,7 +515,7 @@ static void queue_adjust_cache_locked(struct mlx5_cache_ent *ent) queue_delayed_work(ent->dev->cache.wq, &ent->dwork, msecs_to_jiffies(1000)); else - queue_work(ent->dev->cache.wq, &ent->work); + mod_delayed_work(ent->dev->cache.wq, &ent->dwork, 0); } } @@ -571,33 +591,20 @@ static void delayed_cache_work_func(struct work_struct *work) __cache_work_func(ent); } -static void cache_work_func(struct work_struct *work) -{ - struct mlx5_cache_ent *ent; - - ent = container_of(work, struct mlx5_cache_ent, work); - __cache_work_func(ent); -} - -/* Allocate a special entry from the cache */ struct mlx5_ib_mr *mlx5_mr_cache_alloc(struct mlx5_ib_dev *dev, - unsigned int entry, int access_flags) + struct mlx5_cache_ent *ent, + int access_flags) { - struct mlx5_mr_cache *cache = &dev->cache; - struct mlx5_cache_ent *ent; struct mlx5_ib_mr *mr; - if (WARN_ON(entry <= MR_CACHE_LAST_STD_ENTRY || - entry >= ARRAY_SIZE(cache->ent))) - return ERR_PTR(-EINVAL); - /* Matches access in alloc_cache_mr() */ if (!mlx5_ib_can_reconfig_with_umr(dev, 0, access_flags)) return ERR_PTR(-EOPNOTSUPP); - ent = &cache->ent[entry]; spin_lock_irq(&ent->lock); if (list_empty(&ent->head)) { + queue_adjust_cache_locked(ent); + ent->miss++; spin_unlock_irq(&ent->lock); mr = create_cache_mr(ent); if (IS_ERR(mr)) @@ -611,32 +618,9 @@ struct mlx5_ib_mr *mlx5_mr_cache_alloc(struct mlx5_ib_dev *dev, mlx5_clear_mr(mr); } - mr->access_flags = access_flags; return mr; } -/* Return a MR already available in the cache */ -static struct mlx5_ib_mr *get_cache_mr(struct mlx5_cache_ent *req_ent) -{ - struct mlx5_ib_mr *mr = NULL; - struct mlx5_cache_ent *ent = req_ent; - - spin_lock_irq(&ent->lock); - if (!list_empty(&ent->head)) { - mr = list_first_entry(&ent->head, struct mlx5_ib_mr, list); - list_del(&mr->list); - ent->available_mrs--; - queue_adjust_cache_locked(ent); - spin_unlock_irq(&ent->lock); - mlx5_clear_mr(mr); - return mr; - } - queue_adjust_cache_locked(ent); - spin_unlock_irq(&ent->lock); - req_ent->miss++; - return NULL; -} - static void mlx5_mr_cache_free(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr) { struct mlx5_cache_ent *ent = mr->cache_ent; @@ -739,7 +723,6 @@ int mlx5_mr_cache_init(struct mlx5_ib_dev *dev) ent->dev = dev; ent->limit = 0; - INIT_WORK(&ent->work, cache_work_func); INIT_DELAYED_WORK(&ent->dwork, delayed_cache_work_func); if (i > MR_CACHE_LAST_STD_ENTRY) { @@ -751,8 +734,7 @@ int mlx5_mr_cache_init(struct mlx5_ib_dev *dev) continue; ent->page = PAGE_SHIFT; - ent->xlt = (1 << ent->order) * sizeof(struct mlx5_mtt) / - MLX5_IB_UMR_OCTOWORD; + ent->ndescs = 1 << ent->order; ent->access_mode = MLX5_MKC_ACCESS_MODE_MTT; if ((dev->mdev->profile.mask & MLX5_PROF_MASK_MR_CACHE) && !dev->is_rep && mlx5_core_is_pf(dev->mdev) && @@ -783,7 +765,6 @@ int mlx5_mr_cache_cleanup(struct mlx5_ib_dev *dev) spin_lock_irq(&ent->lock); ent->disabled = true; spin_unlock_irq(&ent->lock); - cancel_work_sync(&ent->work); cancel_delayed_work_sync(&ent->dwork); } @@ -972,16 +953,9 @@ static struct mlx5_ib_mr *alloc_cacheable_mr(struct ib_pd *pd, return mr; } - mr = get_cache_mr(ent); - if (!mr) { - mr = create_cache_mr(ent); - /* - * The above already tried to do the same stuff as reg_create(), - * no reason to try it again. - */ - if (IS_ERR(mr)) - return mr; - } + mr = mlx5_mr_cache_alloc(dev, ent, access_flags); + if (IS_ERR(mr)) + return mr; mr->ibmr.pd = pd; mr->umem = umem; diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index 86842cd580ba..41c964a45f89 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -407,6 +407,7 @@ static void mlx5_ib_page_fault_resume(struct mlx5_ib_dev *dev, static struct mlx5_ib_mr *implicit_get_child_mr(struct mlx5_ib_mr *imr, unsigned long idx) { + struct mlx5_ib_dev *dev = mr_to_mdev(imr); struct ib_umem_odp *odp; struct mlx5_ib_mr *mr; struct mlx5_ib_mr *ret; @@ -418,13 +419,14 @@ static struct mlx5_ib_mr *implicit_get_child_mr(struct mlx5_ib_mr *imr, if (IS_ERR(odp)) return ERR_CAST(odp); - mr = mlx5_mr_cache_alloc( - mr_to_mdev(imr), MLX5_IMR_MTT_CACHE_ENTRY, imr->access_flags); + mr = mlx5_mr_cache_alloc(dev, &dev->cache.ent[MLX5_IMR_MTT_CACHE_ENTRY], + imr->access_flags); if (IS_ERR(mr)) { ib_umem_odp_release(odp); return mr; } + mr->access_flags = imr->access_flags; mr->ibmr.pd = imr->ibmr.pd; mr->ibmr.device = &mr_to_mdev(imr)->ib_dev; mr->umem = &odp->umem; @@ -493,12 +495,15 @@ struct mlx5_ib_mr *mlx5_ib_alloc_implicit_mr(struct mlx5_ib_pd *pd, if (IS_ERR(umem_odp)) return ERR_CAST(umem_odp); - imr = mlx5_mr_cache_alloc(dev, MLX5_IMR_KSM_CACHE_ENTRY, access_flags); + imr = mlx5_mr_cache_alloc(dev, + &dev->cache.ent[MLX5_IMR_KSM_CACHE_ENTRY], + access_flags); if (IS_ERR(imr)) { ib_umem_odp_release(umem_odp); return imr; } + imr->access_flags = access_flags; imr->ibmr.pd = &pd->ibpd; imr->ibmr.iova = 0; imr->umem = &umem_odp->umem; @@ -1593,18 +1598,14 @@ void mlx5_odp_init_mr_cache_entry(struct mlx5_cache_ent *ent) switch (ent->order - 2) { case MLX5_IMR_MTT_CACHE_ENTRY: ent->page = PAGE_SHIFT; - ent->xlt = MLX5_IMR_MTT_ENTRIES * - sizeof(struct mlx5_mtt) / - MLX5_IB_UMR_OCTOWORD; + ent->ndescs = MLX5_IMR_MTT_ENTRIES; ent->access_mode = MLX5_MKC_ACCESS_MODE_MTT; ent->limit = 0; break; case MLX5_IMR_KSM_CACHE_ENTRY: ent->page = MLX5_KSM_PAGE_SHIFT; - ent->xlt = mlx5_imr_ksm_entries * - sizeof(struct mlx5_klm) / - MLX5_IB_UMR_OCTOWORD; + ent->ndescs = mlx5_imr_ksm_entries; ent->access_mode = MLX5_MKC_ACCESS_MODE_KSM; ent->limit = 0; break; diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index b7fe47107d76..3f467557d34e 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -31,7 +31,6 @@ */ #include <linux/etherdevice.h> -#include <linux/module.h> #include <rdma/ib_umem.h> #include <rdma/ib_cache.h> #include <rdma/ib_user_verbs.h> @@ -615,7 +614,8 @@ enum { static int max_bfregs(struct mlx5_ib_dev *dev, struct mlx5_bfreg_info *bfregi) { - return get_num_static_uars(dev, bfregi) * MLX5_NON_FP_BFREGS_PER_UAR; + return get_uars_per_sys_page(dev, bfregi->lib_uar_4k) * + bfregi->num_static_sys_pages * MLX5_NON_FP_BFREGS_PER_UAR; } static int num_med_bfreg(struct mlx5_ib_dev *dev, diff --git a/drivers/infiniband/hw/mlx5/srq.c b/drivers/infiniband/hw/mlx5/srq.c index 191c4ee7db62..09b365a98bbf 100644 --- a/drivers/infiniband/hw/mlx5/srq.c +++ b/drivers/infiniband/hw/mlx5/srq.c @@ -3,7 +3,6 @@ * Copyright (c) 2013-2018, Mellanox Technologies inc. All rights reserved. */ -#include <linux/module.h> #include <linux/mlx5/qp.h> #include <linux/slab.h> #include <rdma/ib_umem.h> diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c index f507c4cd46d3..b54bc8865dae 100644 --- a/drivers/infiniband/hw/mthca/mthca_main.c +++ b/drivers/infiniband/hw/mthca/mthca_main.c @@ -939,12 +939,8 @@ static int __mthca_init_one(struct pci_dev *pdev, int hca_type) err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); if (err) { - dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n"); - err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); - if (err) { - dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n"); - goto err_free_res; - } + dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n"); + goto err_free_res; } /* We can handle large RDMA requests, so allow larger segments. */ diff --git a/drivers/infiniband/hw/mthca/mthca_profile.c b/drivers/infiniband/hw/mthca/mthca_profile.c index 7ea970774839..69af65f1b332 100644 --- a/drivers/infiniband/hw/mthca/mthca_profile.c +++ b/drivers/infiniband/hw/mthca/mthca_profile.c @@ -31,8 +31,6 @@ * SOFTWARE. */ -#include <linux/module.h> -#include <linux/moduleparam.h> #include <linux/string.h> #include <linux/slab.h> diff --git a/drivers/infiniband/hw/qib/qib_fs.c b/drivers/infiniband/hw/qib/qib_fs.c index a0c5f3bdc324..a973905afd13 100644 --- a/drivers/infiniband/hw/qib/qib_fs.c +++ b/drivers/infiniband/hw/qib/qib_fs.c @@ -32,7 +32,6 @@ * SOFTWARE. */ -#include <linux/module.h> #include <linux/fs.h> #include <linux/fs_context.h> #include <linux/mount.h> diff --git a/drivers/infiniband/hw/qib/qib_iba7220.c b/drivers/infiniband/hw/qib/qib_iba7220.c index 80a8dd6c7814..37b628a162e0 100644 --- a/drivers/infiniband/hw/qib/qib_iba7220.c +++ b/drivers/infiniband/hw/qib/qib_iba7220.c @@ -634,7 +634,7 @@ static const struct qib_hwerror_msgs qib_7220_hwerror_msgs[] = { QLOGIC_IB_HWE_MSG(QLOGIC_IB_HWE_PCIECPLTIMEOUT, "PCIe completion timeout"), /* - * In practice, it's unlikely wthat we'll see PCIe PLL, or bus + * In practice, it's unlikely that we'll see PCIe PLL, or bus * parity or memory parity error failures, because most likely we * won't be able to talk to the core of the chip. Nonetheless, we * might see them, if they are in parts of the PCIe core that aren't @@ -2988,7 +2988,7 @@ done: * the utility. Names need to be 12 chars or less (w/o newline), for proper * display by utility. * Non-error counters are first. - * Start of "error" conters is indicated by a leading "E " on the first + * Start of "error" counters is indicated by a leading "E " on the first * "error" counter, and doesn't count in label length. * The EgrOvfl list needs to be last so we truncate them at the configured * context count for the device. diff --git a/drivers/infiniband/hw/usnic/usnic_debugfs.c b/drivers/infiniband/hw/usnic/usnic_debugfs.c index e5a3f02fb078..10a8cd5ba076 100644 --- a/drivers/infiniband/hw/usnic/usnic_debugfs.c +++ b/drivers/infiniband/hw/usnic/usnic_debugfs.c @@ -32,7 +32,6 @@ */ #include <linux/debugfs.h> -#include <linux/module.h> #include "usnic.h" #include "usnic_log.h" diff --git a/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c b/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c index 3b60fa9cb58d..59bfbfaee325 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c @@ -32,7 +32,6 @@ */ #include <linux/bug.h> #include <linux/errno.h> -#include <linux/module.h> #include <linux/spinlock.h> #include "usnic_log.h" diff --git a/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c b/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c index 7d868f033bbf..fdb63a8fb997 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c @@ -31,7 +31,6 @@ * */ -#include <linux/module.h> #include <linux/init.h> #include <linux/errno.h> diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c index 5a0e26cd648e..d3a9670bf971 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c @@ -30,7 +30,6 @@ * SOFTWARE. * */ -#include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/errno.h> diff --git a/drivers/infiniband/hw/usnic/usnic_transport.c b/drivers/infiniband/hw/usnic/usnic_transport.c index 82dd810bc000..dc37066900a5 100644 --- a/drivers/infiniband/hw/usnic/usnic_transport.c +++ b/drivers/infiniband/hw/usnic/usnic_transport.c @@ -32,7 +32,6 @@ */ #include <linux/bitmap.h> #include <linux/file.h> -#include <linux/module.h> #include <linux/slab.h> #include <net/inet_sock.h> diff --git a/drivers/infiniband/hw/usnic/usnic_vnic.c b/drivers/infiniband/hw/usnic/usnic_vnic.c index ebe08f348453..0c47f73aaed5 100644 --- a/drivers/infiniband/hw/usnic/usnic_vnic.c +++ b/drivers/infiniband/hw/usnic/usnic_vnic.c @@ -31,7 +31,6 @@ * */ #include <linux/errno.h> -#include <linux/module.h> #include <linux/pci.h> #include "usnic_ib.h" diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c index 105f3a155939..343288b02792 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c @@ -811,12 +811,10 @@ static int pvrdma_pci_probe(struct pci_dev *pdev, } /* Enable 64-Bit DMA */ - if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)) != 0) { - ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); - if (ret != 0) { - dev_err(&pdev->dev, "dma_set_mask failed\n"); - goto err_free_resource; - } + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + if (ret) { + dev_err(&pdev->dev, "dma_set_mask failed\n"); + goto err_free_resource; } dma_set_max_seg_size(&pdev->dev, UINT_MAX); pci_set_master(pdev); diff --git a/drivers/infiniband/sw/rxe/rxe.c b/drivers/infiniband/sw/rxe/rxe.c index fab291245366..2dae7538a2ea 100644 --- a/drivers/infiniband/sw/rxe/rxe.c +++ b/drivers/infiniband/sw/rxe/rxe.c @@ -28,8 +28,8 @@ void rxe_dealloc(struct ib_device *ib_dev) rxe_pool_cleanup(&rxe->cq_pool); rxe_pool_cleanup(&rxe->mr_pool); rxe_pool_cleanup(&rxe->mw_pool); - rxe_pool_cleanup(&rxe->mc_grp_pool); - rxe_pool_cleanup(&rxe->mc_elem_pool); + + WARN_ON(!RB_EMPTY_ROOT(&rxe->mcg_tree)); if (rxe->tfm) crypto_free_shash(rxe->tfm); @@ -114,106 +114,37 @@ static void rxe_init_ports(struct rxe_dev *rxe) } /* init pools of managed objects */ -static int rxe_init_pools(struct rxe_dev *rxe) +static void rxe_init_pools(struct rxe_dev *rxe) { - int err; - - err = rxe_pool_init(rxe, &rxe->uc_pool, RXE_TYPE_UC, - rxe->max_ucontext); - if (err) - goto err1; - - err = rxe_pool_init(rxe, &rxe->pd_pool, RXE_TYPE_PD, - rxe->attr.max_pd); - if (err) - goto err2; - - err = rxe_pool_init(rxe, &rxe->ah_pool, RXE_TYPE_AH, - rxe->attr.max_ah); - if (err) - goto err3; - - err = rxe_pool_init(rxe, &rxe->srq_pool, RXE_TYPE_SRQ, - rxe->attr.max_srq); - if (err) - goto err4; - - err = rxe_pool_init(rxe, &rxe->qp_pool, RXE_TYPE_QP, - rxe->attr.max_qp); - if (err) - goto err5; - - err = rxe_pool_init(rxe, &rxe->cq_pool, RXE_TYPE_CQ, - rxe->attr.max_cq); - if (err) - goto err6; - - err = rxe_pool_init(rxe, &rxe->mr_pool, RXE_TYPE_MR, - rxe->attr.max_mr); - if (err) - goto err7; - - err = rxe_pool_init(rxe, &rxe->mw_pool, RXE_TYPE_MW, - rxe->attr.max_mw); - if (err) - goto err8; - - err = rxe_pool_init(rxe, &rxe->mc_grp_pool, RXE_TYPE_MC_GRP, - rxe->attr.max_mcast_grp); - if (err) - goto err9; - - err = rxe_pool_init(rxe, &rxe->mc_elem_pool, RXE_TYPE_MC_ELEM, - rxe->attr.max_total_mcast_qp_attach); - if (err) - goto err10; - - return 0; - -err10: - rxe_pool_cleanup(&rxe->mc_grp_pool); -err9: - rxe_pool_cleanup(&rxe->mw_pool); -err8: - rxe_pool_cleanup(&rxe->mr_pool); -err7: - rxe_pool_cleanup(&rxe->cq_pool); -err6: - rxe_pool_cleanup(&rxe->qp_pool); -err5: - rxe_pool_cleanup(&rxe->srq_pool); -err4: - rxe_pool_cleanup(&rxe->ah_pool); -err3: - rxe_pool_cleanup(&rxe->pd_pool); -err2: - rxe_pool_cleanup(&rxe->uc_pool); -err1: - return err; + rxe_pool_init(rxe, &rxe->uc_pool, RXE_TYPE_UC); + rxe_pool_init(rxe, &rxe->pd_pool, RXE_TYPE_PD); + rxe_pool_init(rxe, &rxe->ah_pool, RXE_TYPE_AH); + rxe_pool_init(rxe, &rxe->srq_pool, RXE_TYPE_SRQ); + rxe_pool_init(rxe, &rxe->qp_pool, RXE_TYPE_QP); + rxe_pool_init(rxe, &rxe->cq_pool, RXE_TYPE_CQ); + rxe_pool_init(rxe, &rxe->mr_pool, RXE_TYPE_MR); + rxe_pool_init(rxe, &rxe->mw_pool, RXE_TYPE_MW); } /* initialize rxe device state */ -static int rxe_init(struct rxe_dev *rxe) +static void rxe_init(struct rxe_dev *rxe) { - int err; - /* init default device parameters */ rxe_init_device_param(rxe); rxe_init_ports(rxe); - - err = rxe_init_pools(rxe); - if (err) - return err; + rxe_init_pools(rxe); /* init pending mmap list */ spin_lock_init(&rxe->mmap_offset_lock); spin_lock_init(&rxe->pending_lock); INIT_LIST_HEAD(&rxe->pending_mmaps); - mutex_init(&rxe->usdev_lock); + /* init multicast support */ + spin_lock_init(&rxe->mcg_lock); + rxe->mcg_tree = RB_ROOT; - return 0; + mutex_init(&rxe->usdev_lock); } void rxe_set_mtu(struct rxe_dev *rxe, unsigned int ndev_mtu) @@ -235,12 +166,7 @@ void rxe_set_mtu(struct rxe_dev *rxe, unsigned int ndev_mtu) */ int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name) { - int err; - - err = rxe_init(rxe); - if (err) - return err; - + rxe_init(rxe); rxe_set_mtu(rxe, mtu); return rxe_register_device(rxe, ibdev_name); diff --git a/drivers/infiniband/sw/rxe/rxe.h b/drivers/infiniband/sw/rxe/rxe.h index fb9066e6f5f0..30fbdf3bc76a 100644 --- a/drivers/infiniband/sw/rxe/rxe.h +++ b/drivers/infiniband/sw/rxe/rxe.h @@ -12,7 +12,6 @@ #endif #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -#include <linux/module.h> #include <linux/skbuff.h> #include <rdma/ib_verbs.h> diff --git a/drivers/infiniband/sw/rxe/rxe_av.c b/drivers/infiniband/sw/rxe/rxe_av.c index 38c7b6fb39d7..3b05314ca739 100644 --- a/drivers/infiniband/sw/rxe/rxe_av.c +++ b/drivers/infiniband/sw/rxe/rxe_av.c @@ -99,11 +99,14 @@ void rxe_av_fill_ip_info(struct rxe_av *av, struct rdma_ah_attr *attr) av->network_type = type; } -struct rxe_av *rxe_get_av(struct rxe_pkt_info *pkt) +struct rxe_av *rxe_get_av(struct rxe_pkt_info *pkt, struct rxe_ah **ahp) { struct rxe_ah *ah; u32 ah_num; + if (ahp) + *ahp = NULL; + if (!pkt || !pkt->qp) return NULL; @@ -117,10 +120,22 @@ struct rxe_av *rxe_get_av(struct rxe_pkt_info *pkt) if (ah_num) { /* only new user provider or kernel client */ ah = rxe_pool_get_index(&pkt->rxe->ah_pool, ah_num); - if (!ah || ah->ah_num != ah_num || rxe_ah_pd(ah) != pkt->qp->pd) { + if (!ah) { pr_warn("Unable to find AH matching ah_num\n"); return NULL; } + + if (rxe_ah_pd(ah) != pkt->qp->pd) { + pr_warn("PDs don't match for AH and QP\n"); + rxe_put(ah); + return NULL; + } + + if (ahp) + *ahp = ah; + else + rxe_put(ah); + return &ah->av; } diff --git a/drivers/infiniband/sw/rxe/rxe_comp.c b/drivers/infiniband/sw/rxe/rxe_comp.c index f363fe3fa414..138b3e7d3a5f 100644 --- a/drivers/infiniband/sw/rxe/rxe_comp.c +++ b/drivers/infiniband/sw/rxe/rxe_comp.c @@ -526,7 +526,7 @@ static void rxe_drain_resp_pkts(struct rxe_qp *qp, bool notify) struct rxe_queue *q = qp->sq.queue; while ((skb = skb_dequeue(&qp->resp_pkts))) { - rxe_drop_ref(qp); + rxe_put(qp); kfree_skb(skb); ib_device_put(qp->ibqp.device); } @@ -548,7 +548,7 @@ static void free_pkt(struct rxe_pkt_info *pkt) struct ib_device *dev = qp->ibqp.device; kfree_skb(skb); - rxe_drop_ref(qp); + rxe_put(qp); ib_device_put(dev); } @@ -562,7 +562,7 @@ int rxe_completer(void *arg) enum comp_state state; int ret = 0; - rxe_add_ref(qp); + rxe_get(qp); if (!qp->valid || qp->req.state == QP_STATE_ERROR || qp->req.state == QP_STATE_RESET) { @@ -761,7 +761,7 @@ int rxe_completer(void *arg) done: if (pkt) free_pkt(pkt); - rxe_drop_ref(qp); + rxe_put(qp); return ret; } diff --git a/drivers/infiniband/sw/rxe/rxe_cq.c b/drivers/infiniband/sw/rxe/rxe_cq.c index 6baaaa34458e..642b52539ac3 100644 --- a/drivers/infiniband/sw/rxe/rxe_cq.c +++ b/drivers/infiniband/sw/rxe/rxe_cq.c @@ -42,13 +42,14 @@ err1: static void rxe_send_complete(struct tasklet_struct *t) { struct rxe_cq *cq = from_tasklet(cq, t, comp_task); + unsigned long flags; - spin_lock_bh(&cq->cq_lock); + spin_lock_irqsave(&cq->cq_lock, flags); if (cq->is_dying) { - spin_unlock_bh(&cq->cq_lock); + spin_unlock_irqrestore(&cq->cq_lock, flags); return; } - spin_unlock_bh(&cq->cq_lock); + spin_unlock_irqrestore(&cq->cq_lock, flags); cq->ibcq.comp_handler(&cq->ibcq, cq->ibcq.cq_context); } @@ -107,12 +108,13 @@ int rxe_cq_post(struct rxe_cq *cq, struct rxe_cqe *cqe, int solicited) struct ib_event ev; int full; void *addr; + unsigned long flags; - spin_lock_bh(&cq->cq_lock); + spin_lock_irqsave(&cq->cq_lock, flags); full = queue_full(cq->queue, QUEUE_TYPE_TO_CLIENT); if (unlikely(full)) { - spin_unlock_bh(&cq->cq_lock); + spin_unlock_irqrestore(&cq->cq_lock, flags); if (cq->ibcq.event_handler) { ev.device = cq->ibcq.device; ev.element.cq = &cq->ibcq; @@ -128,7 +130,7 @@ int rxe_cq_post(struct rxe_cq *cq, struct rxe_cqe *cqe, int solicited) queue_advance_producer(cq->queue, QUEUE_TYPE_TO_CLIENT); - spin_unlock_bh(&cq->cq_lock); + spin_unlock_irqrestore(&cq->cq_lock, flags); if ((cq->notify == IB_CQ_NEXT_COMP) || (cq->notify == IB_CQ_SOLICITED && solicited)) { @@ -141,9 +143,11 @@ int rxe_cq_post(struct rxe_cq *cq, struct rxe_cqe *cqe, int solicited) void rxe_cq_disable(struct rxe_cq *cq) { - spin_lock_bh(&cq->cq_lock); + unsigned long flags; + + spin_lock_irqsave(&cq->cq_lock, flags); cq->is_dying = true; - spin_unlock_bh(&cq->cq_lock); + spin_unlock_irqrestore(&cq->cq_lock, flags); } void rxe_cq_cleanup(struct rxe_pool_elem *elem) diff --git a/drivers/infiniband/sw/rxe/rxe_loc.h b/drivers/infiniband/sw/rxe/rxe_loc.h index b1e174afb1d4..2ffbe3390668 100644 --- a/drivers/infiniband/sw/rxe/rxe_loc.h +++ b/drivers/infiniband/sw/rxe/rxe_loc.h @@ -19,7 +19,7 @@ void rxe_av_to_attr(struct rxe_av *av, struct rdma_ah_attr *attr); void rxe_av_fill_ip_info(struct rxe_av *av, struct rdma_ah_attr *attr); -struct rxe_av *rxe_get_av(struct rxe_pkt_info *pkt); +struct rxe_av *rxe_get_av(struct rxe_pkt_info *pkt, struct rxe_ah **ahp); /* rxe_cq.c */ int rxe_cq_chk_attr(struct rxe_dev *rxe, struct rxe_cq *cq, @@ -40,18 +40,10 @@ void rxe_cq_disable(struct rxe_cq *cq); void rxe_cq_cleanup(struct rxe_pool_elem *arg); /* rxe_mcast.c */ -int rxe_mcast_get_grp(struct rxe_dev *rxe, union ib_gid *mgid, - struct rxe_mc_grp **grp_p); - -int rxe_mcast_add_grp_elem(struct rxe_dev *rxe, struct rxe_qp *qp, - struct rxe_mc_grp *grp); - -int rxe_mcast_drop_grp_elem(struct rxe_dev *rxe, struct rxe_qp *qp, - union ib_gid *mgid); - -void rxe_drop_all_mcast_groups(struct rxe_qp *qp); - -void rxe_mc_cleanup(struct rxe_pool_elem *arg); +struct rxe_mcg *rxe_lookup_mcg(struct rxe_dev *rxe, union ib_gid *mgid); +int rxe_attach_mcast(struct ib_qp *ibqp, union ib_gid *mgid, u16 mlid); +int rxe_detach_mcast(struct ib_qp *ibqp, union ib_gid *mgid, u16 mlid); +void rxe_cleanup_mcg(struct kref *kref); /* rxe_mmap.c */ struct rxe_mmap_info { @@ -102,35 +94,27 @@ void rxe_mw_cleanup(struct rxe_pool_elem *arg); /* rxe_net.c */ struct sk_buff *rxe_init_packet(struct rxe_dev *rxe, struct rxe_av *av, int paylen, struct rxe_pkt_info *pkt); -int rxe_prepare(struct rxe_pkt_info *pkt, struct sk_buff *skb); +int rxe_prepare(struct rxe_av *av, struct rxe_pkt_info *pkt, + struct sk_buff *skb); int rxe_xmit_packet(struct rxe_qp *qp, struct rxe_pkt_info *pkt, struct sk_buff *skb); const char *rxe_parent_name(struct rxe_dev *rxe, unsigned int port_num); -int rxe_mcast_add(struct rxe_dev *rxe, union ib_gid *mgid); -int rxe_mcast_delete(struct rxe_dev *rxe, union ib_gid *mgid); /* rxe_qp.c */ int rxe_qp_chk_init(struct rxe_dev *rxe, struct ib_qp_init_attr *init); - int rxe_qp_from_init(struct rxe_dev *rxe, struct rxe_qp *qp, struct rxe_pd *pd, struct ib_qp_init_attr *init, struct rxe_create_qp_resp __user *uresp, struct ib_pd *ibpd, struct ib_udata *udata); - int rxe_qp_to_init(struct rxe_qp *qp, struct ib_qp_init_attr *init); - int rxe_qp_chk_attr(struct rxe_dev *rxe, struct rxe_qp *qp, struct ib_qp_attr *attr, int mask); - int rxe_qp_from_attr(struct rxe_qp *qp, struct ib_qp_attr *attr, int mask, struct ib_udata *udata); - int rxe_qp_to_attr(struct rxe_qp *qp, struct ib_qp_attr *attr, int mask); - void rxe_qp_error(struct rxe_qp *qp); - +int rxe_qp_chk_destroy(struct rxe_qp *qp); void rxe_qp_destroy(struct rxe_qp *qp); - void rxe_qp_cleanup(struct rxe_pool_elem *elem); static inline int qp_num(struct rxe_qp *qp) diff --git a/drivers/infiniband/sw/rxe/rxe_mcast.c b/drivers/infiniband/sw/rxe/rxe_mcast.c index bd1ac88b8700..ae8f11cb704a 100644 --- a/drivers/infiniband/sw/rxe/rxe_mcast.c +++ b/drivers/infiniband/sw/rxe/rxe_mcast.c @@ -1,178 +1,488 @@ // SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB /* + * Copyright (c) 2022 Hewlett Packard Enterprise, Inc. All rights reserved. * Copyright (c) 2016 Mellanox Technologies Ltd. All rights reserved. * Copyright (c) 2015 System Fabric Works, Inc. All rights reserved. */ +/* + * rxe_mcast.c implements driver support for multicast transport. + * It is based on two data structures struct rxe_mcg ('mcg') and + * struct rxe_mca ('mca'). An mcg is allocated each time a qp is + * attached to a new mgid for the first time. These are indexed by + * a red-black tree using the mgid. This data structure is searched + * for the mcg when a multicast packet is received and when another + * qp is attached to the same mgid. It is cleaned up when the last qp + * is detached from the mcg. Each time a qp is attached to an mcg an + * mca is created. It holds a pointer to the qp and is added to a list + * of qp's that are attached to the mcg. The qp_list is used to replicate + * mcast packets in the rxe receive path. + */ + #include "rxe.h" -#include "rxe_loc.h" -/* caller should hold mc_grp_pool->pool_lock */ -static struct rxe_mc_grp *create_grp(struct rxe_dev *rxe, - struct rxe_pool *pool, - union ib_gid *mgid) +/** + * rxe_mcast_add - add multicast address to rxe device + * @rxe: rxe device object + * @mgid: multicast address as a gid + * + * Returns 0 on success else an error + */ +static int rxe_mcast_add(struct rxe_dev *rxe, union ib_gid *mgid) { - int err; - struct rxe_mc_grp *grp; + unsigned char ll_addr[ETH_ALEN]; - grp = rxe_alloc_locked(&rxe->mc_grp_pool); - if (!grp) - return ERR_PTR(-ENOMEM); + ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr); - INIT_LIST_HEAD(&grp->qp_list); - spin_lock_init(&grp->mcg_lock); - grp->rxe = rxe; - rxe_add_key_locked(grp, mgid); + return dev_mc_add(rxe->ndev, ll_addr); +} - err = rxe_mcast_add(rxe, mgid); - if (unlikely(err)) { - rxe_drop_key_locked(grp); - rxe_drop_ref(grp); - return ERR_PTR(err); +/** + * rxe_mcast_delete - delete multicast address from rxe device + * @rxe: rxe device object + * @mgid: multicast address as a gid + * + * Returns 0 on success else an error + */ +static int rxe_mcast_delete(struct rxe_dev *rxe, union ib_gid *mgid) +{ + unsigned char ll_addr[ETH_ALEN]; + + ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr); + + return dev_mc_del(rxe->ndev, ll_addr); +} + +/** + * __rxe_insert_mcg - insert an mcg into red-black tree (rxe->mcg_tree) + * @mcg: mcg object with an embedded red-black tree node + * + * Context: caller must hold a reference to mcg and rxe->mcg_lock and + * is responsible to avoid adding the same mcg twice to the tree. + */ +static void __rxe_insert_mcg(struct rxe_mcg *mcg) +{ + struct rb_root *tree = &mcg->rxe->mcg_tree; + struct rb_node **link = &tree->rb_node; + struct rb_node *node = NULL; + struct rxe_mcg *tmp; + int cmp; + + while (*link) { + node = *link; + tmp = rb_entry(node, struct rxe_mcg, node); + + cmp = memcmp(&tmp->mgid, &mcg->mgid, sizeof(mcg->mgid)); + if (cmp > 0) + link = &(*link)->rb_left; + else + link = &(*link)->rb_right; } - return grp; + rb_link_node(&mcg->node, node, link); + rb_insert_color(&mcg->node, tree); } -int rxe_mcast_get_grp(struct rxe_dev *rxe, union ib_gid *mgid, - struct rxe_mc_grp **grp_p) +/** + * __rxe_remove_mcg - remove an mcg from red-black tree holding lock + * @mcg: mcast group object with an embedded red-black tree node + * + * Context: caller must hold a reference to mcg and rxe->mcg_lock + */ +static void __rxe_remove_mcg(struct rxe_mcg *mcg) { - int err; - struct rxe_mc_grp *grp; - struct rxe_pool *pool = &rxe->mc_grp_pool; + rb_erase(&mcg->node, &mcg->rxe->mcg_tree); +} - if (rxe->attr.max_mcast_qp_attach == 0) - return -EINVAL; +/** + * __rxe_lookup_mcg - lookup mcg in rxe->mcg_tree while holding lock + * @rxe: rxe device object + * @mgid: multicast IP address + * + * Context: caller must hold rxe->mcg_lock + * Returns: mcg on success and takes a ref to mcg else NULL + */ +static struct rxe_mcg *__rxe_lookup_mcg(struct rxe_dev *rxe, + union ib_gid *mgid) +{ + struct rb_root *tree = &rxe->mcg_tree; + struct rxe_mcg *mcg; + struct rb_node *node; + int cmp; - write_lock_bh(&pool->pool_lock); + node = tree->rb_node; - grp = rxe_pool_get_key_locked(pool, mgid); - if (grp) - goto done; + while (node) { + mcg = rb_entry(node, struct rxe_mcg, node); - grp = create_grp(rxe, pool, mgid); - if (IS_ERR(grp)) { - write_unlock_bh(&pool->pool_lock); - err = PTR_ERR(grp); - return err; + cmp = memcmp(&mcg->mgid, mgid, sizeof(*mgid)); + + if (cmp > 0) + node = node->rb_left; + else if (cmp < 0) + node = node->rb_right; + else + break; } -done: - write_unlock_bh(&pool->pool_lock); - *grp_p = grp; + if (node) { + kref_get(&mcg->ref_cnt); + return mcg; + } + + return NULL; +} + +/** + * rxe_lookup_mcg - lookup up mcg in red-back tree + * @rxe: rxe device object + * @mgid: multicast IP address + * + * Returns: mcg if found else NULL + */ +struct rxe_mcg *rxe_lookup_mcg(struct rxe_dev *rxe, union ib_gid *mgid) +{ + struct rxe_mcg *mcg; + unsigned long flags; + + spin_lock_irqsave(&rxe->mcg_lock, flags); + mcg = __rxe_lookup_mcg(rxe, mgid); + spin_unlock_irqrestore(&rxe->mcg_lock, flags); + + return mcg; +} + +/** + * __rxe_init_mcg - initialize a new mcg + * @rxe: rxe device + * @mgid: multicast address as a gid + * @mcg: new mcg object + * + * Context: caller should hold rxe->mcg lock + * Returns: 0 on success else an error + */ +static int __rxe_init_mcg(struct rxe_dev *rxe, union ib_gid *mgid, + struct rxe_mcg *mcg) +{ + int err; + + err = rxe_mcast_add(rxe, mgid); + if (unlikely(err)) + return err; + + kref_init(&mcg->ref_cnt); + memcpy(&mcg->mgid, mgid, sizeof(mcg->mgid)); + INIT_LIST_HEAD(&mcg->qp_list); + mcg->rxe = rxe; + + /* caller holds a ref on mcg but that will be + * dropped when mcg goes out of scope. We need to take a ref + * on the pointer that will be saved in the red-black tree + * by __rxe_insert_mcg and used to lookup mcg from mgid later. + * Inserting mcg makes it visible to outside so this should + * be done last after the object is ready. + */ + kref_get(&mcg->ref_cnt); + __rxe_insert_mcg(mcg); + return 0; } -int rxe_mcast_add_grp_elem(struct rxe_dev *rxe, struct rxe_qp *qp, - struct rxe_mc_grp *grp) +/** + * rxe_get_mcg - lookup or allocate a mcg + * @rxe: rxe device object + * @mgid: multicast IP address as a gid + * + * Returns: mcg on success else ERR_PTR(error) + */ +static struct rxe_mcg *rxe_get_mcg(struct rxe_dev *rxe, union ib_gid *mgid) { + struct rxe_mcg *mcg, *tmp; + unsigned long flags; int err; - struct rxe_mc_elem *elem; - /* check to see of the qp is already a member of the group */ - spin_lock_bh(&qp->grp_lock); - spin_lock_bh(&grp->mcg_lock); - list_for_each_entry(elem, &grp->qp_list, qp_list) { - if (elem->qp == qp) { - err = 0; - goto out; - } - } + if (rxe->attr.max_mcast_grp == 0) + return ERR_PTR(-EINVAL); - if (grp->num_qp >= rxe->attr.max_mcast_qp_attach) { - err = -ENOMEM; + /* check to see if mcg already exists */ + mcg = rxe_lookup_mcg(rxe, mgid); + if (mcg) + return mcg; + + /* speculative alloc of new mcg */ + mcg = kzalloc(sizeof(*mcg), GFP_KERNEL); + if (!mcg) + return ERR_PTR(-ENOMEM); + + spin_lock_irqsave(&rxe->mcg_lock, flags); + /* re-check to see if someone else just added it */ + tmp = __rxe_lookup_mcg(rxe, mgid); + if (tmp) { + kfree(mcg); + mcg = tmp; goto out; } - elem = rxe_alloc_locked(&rxe->mc_elem_pool); - if (!elem) { + if (atomic_inc_return(&rxe->mcg_num) > rxe->attr.max_mcast_grp) { err = -ENOMEM; - goto out; + goto err_dec; + } + + err = __rxe_init_mcg(rxe, mgid, mcg); + if (err) + goto err_dec; +out: + spin_unlock_irqrestore(&rxe->mcg_lock, flags); + return mcg; + +err_dec: + atomic_dec(&rxe->mcg_num); + spin_unlock_irqrestore(&rxe->mcg_lock, flags); + kfree(mcg); + return ERR_PTR(err); +} + +/** + * rxe_cleanup_mcg - cleanup mcg for kref_put + * @kref: struct kref embnedded in mcg + */ +void rxe_cleanup_mcg(struct kref *kref) +{ + struct rxe_mcg *mcg = container_of(kref, typeof(*mcg), ref_cnt); + + kfree(mcg); +} + +/** + * __rxe_destroy_mcg - destroy mcg object holding rxe->mcg_lock + * @mcg: the mcg object + * + * Context: caller is holding rxe->mcg_lock + * no qp's are attached to mcg + */ +static void __rxe_destroy_mcg(struct rxe_mcg *mcg) +{ + struct rxe_dev *rxe = mcg->rxe; + + /* remove mcg from red-black tree then drop ref */ + __rxe_remove_mcg(mcg); + kref_put(&mcg->ref_cnt, rxe_cleanup_mcg); + + rxe_mcast_delete(mcg->rxe, &mcg->mgid); + atomic_dec(&rxe->mcg_num); +} + +/** + * rxe_destroy_mcg - destroy mcg object + * @mcg: the mcg object + * + * Context: no qp's are attached to mcg + */ +static void rxe_destroy_mcg(struct rxe_mcg *mcg) +{ + unsigned long flags; + + spin_lock_irqsave(&mcg->rxe->mcg_lock, flags); + __rxe_destroy_mcg(mcg); + spin_unlock_irqrestore(&mcg->rxe->mcg_lock, flags); +} + +/** + * __rxe_init_mca - initialize a new mca holding lock + * @qp: qp object + * @mcg: mcg object + * @mca: empty space for new mca + * + * Context: caller must hold references on qp and mcg, rxe->mcg_lock + * and pass memory for new mca + * + * Returns: 0 on success else an error + */ +static int __rxe_init_mca(struct rxe_qp *qp, struct rxe_mcg *mcg, + struct rxe_mca *mca) +{ + struct rxe_dev *rxe = to_rdev(qp->ibqp.device); + int n; + + n = atomic_inc_return(&rxe->mcg_attach); + if (n > rxe->attr.max_total_mcast_qp_attach) { + atomic_dec(&rxe->mcg_attach); + return -ENOMEM; } - /* each qp holds a ref on the grp */ - rxe_add_ref(grp); + n = atomic_inc_return(&mcg->qp_num); + if (n > rxe->attr.max_mcast_qp_attach) { + atomic_dec(&mcg->qp_num); + atomic_dec(&rxe->mcg_attach); + return -ENOMEM; + } + + atomic_inc(&qp->mcg_num); - grp->num_qp++; - elem->qp = qp; - elem->grp = grp; + rxe_get(qp); + mca->qp = qp; - list_add(&elem->qp_list, &grp->qp_list); - list_add(&elem->grp_list, &qp->grp_list); + list_add_tail(&mca->qp_list, &mcg->qp_list); - err = 0; + return 0; +} + +/** + * rxe_attach_mcg - attach qp to mcg if not already attached + * @qp: qp object + * @mcg: mcg object + * + * Context: caller must hold reference on qp and mcg. + * Returns: 0 on success else an error + */ +static int rxe_attach_mcg(struct rxe_mcg *mcg, struct rxe_qp *qp) +{ + struct rxe_dev *rxe = mcg->rxe; + struct rxe_mca *mca, *tmp; + unsigned long flags; + int err; + + /* check to see if the qp is already a member of the group */ + spin_lock_irqsave(&rxe->mcg_lock, flags); + list_for_each_entry(mca, &mcg->qp_list, qp_list) { + if (mca->qp == qp) { + spin_unlock_irqrestore(&rxe->mcg_lock, flags); + return 0; + } + } + spin_unlock_irqrestore(&rxe->mcg_lock, flags); + + /* speculative alloc new mca without using GFP_ATOMIC */ + mca = kzalloc(sizeof(*mca), GFP_KERNEL); + if (!mca) + return -ENOMEM; + + spin_lock_irqsave(&rxe->mcg_lock, flags); + /* re-check to see if someone else just attached qp */ + list_for_each_entry(tmp, &mcg->qp_list, qp_list) { + if (tmp->qp == qp) { + kfree(mca); + err = 0; + goto out; + } + } + + err = __rxe_init_mca(qp, mcg, mca); + if (err) + kfree(mca); out: - spin_unlock_bh(&grp->mcg_lock); - spin_unlock_bh(&qp->grp_lock); + spin_unlock_irqrestore(&rxe->mcg_lock, flags); return err; } -int rxe_mcast_drop_grp_elem(struct rxe_dev *rxe, struct rxe_qp *qp, - union ib_gid *mgid) +/** + * __rxe_cleanup_mca - cleanup mca object holding lock + * @mca: mca object + * @mcg: mcg object + * + * Context: caller must hold a reference to mcg and rxe->mcg_lock + */ +static void __rxe_cleanup_mca(struct rxe_mca *mca, struct rxe_mcg *mcg) { - struct rxe_mc_grp *grp; - struct rxe_mc_elem *elem, *tmp; + list_del(&mca->qp_list); - grp = rxe_pool_get_key(&rxe->mc_grp_pool, mgid); - if (!grp) - goto err1; + atomic_dec(&mcg->qp_num); + atomic_dec(&mcg->rxe->mcg_attach); + atomic_dec(&mca->qp->mcg_num); + rxe_put(mca->qp); - spin_lock_bh(&qp->grp_lock); - spin_lock_bh(&grp->mcg_lock); + kfree(mca); +} - list_for_each_entry_safe(elem, tmp, &grp->qp_list, qp_list) { - if (elem->qp == qp) { - list_del(&elem->qp_list); - list_del(&elem->grp_list); - grp->num_qp--; +/** + * rxe_detach_mcg - detach qp from mcg + * @mcg: mcg object + * @qp: qp object + * + * Returns: 0 on success else an error if qp is not attached. + */ +static int rxe_detach_mcg(struct rxe_mcg *mcg, struct rxe_qp *qp) +{ + struct rxe_dev *rxe = mcg->rxe; + struct rxe_mca *mca, *tmp; + unsigned long flags; - spin_unlock_bh(&grp->mcg_lock); - spin_unlock_bh(&qp->grp_lock); - rxe_drop_ref(elem); - rxe_drop_ref(grp); /* ref held by QP */ - rxe_drop_ref(grp); /* ref from get_key */ + spin_lock_irqsave(&rxe->mcg_lock, flags); + list_for_each_entry_safe(mca, tmp, &mcg->qp_list, qp_list) { + if (mca->qp == qp) { + __rxe_cleanup_mca(mca, mcg); + + /* if the number of qp's attached to the + * mcast group falls to zero go ahead and + * tear it down. This will not free the + * object since we are still holding a ref + * from the caller + */ + if (atomic_read(&mcg->qp_num) <= 0) + __rxe_destroy_mcg(mcg); + + spin_unlock_irqrestore(&rxe->mcg_lock, flags); return 0; } } - spin_unlock_bh(&grp->mcg_lock); - spin_unlock_bh(&qp->grp_lock); - rxe_drop_ref(grp); /* ref from get_key */ -err1: + /* we didn't find the qp on the list */ + spin_unlock_irqrestore(&rxe->mcg_lock, flags); return -EINVAL; } -void rxe_drop_all_mcast_groups(struct rxe_qp *qp) +/** + * rxe_attach_mcast - attach qp to multicast group (see IBA-11.3.1) + * @ibqp: (IB) qp object + * @mgid: multicast IP address + * @mlid: multicast LID, ignored for RoCEv2 (see IBA-A17.5.6) + * + * Returns: 0 on success else an errno + */ +int rxe_attach_mcast(struct ib_qp *ibqp, union ib_gid *mgid, u16 mlid) { - struct rxe_mc_grp *grp; - struct rxe_mc_elem *elem; + int err; + struct rxe_dev *rxe = to_rdev(ibqp->device); + struct rxe_qp *qp = to_rqp(ibqp); + struct rxe_mcg *mcg; - while (1) { - spin_lock_bh(&qp->grp_lock); - if (list_empty(&qp->grp_list)) { - spin_unlock_bh(&qp->grp_lock); - break; - } - elem = list_first_entry(&qp->grp_list, struct rxe_mc_elem, - grp_list); - list_del(&elem->grp_list); - spin_unlock_bh(&qp->grp_lock); - - grp = elem->grp; - spin_lock_bh(&grp->mcg_lock); - list_del(&elem->qp_list); - grp->num_qp--; - spin_unlock_bh(&grp->mcg_lock); - rxe_drop_ref(grp); - rxe_drop_ref(elem); - } + /* takes a ref on mcg if successful */ + mcg = rxe_get_mcg(rxe, mgid); + if (IS_ERR(mcg)) + return PTR_ERR(mcg); + + err = rxe_attach_mcg(mcg, qp); + + /* if we failed to attach the first qp to mcg tear it down */ + if (atomic_read(&mcg->qp_num) == 0) + rxe_destroy_mcg(mcg); + + kref_put(&mcg->ref_cnt, rxe_cleanup_mcg); + + return err; } -void rxe_mc_cleanup(struct rxe_pool_elem *elem) +/** + * rxe_detach_mcast - detach qp from multicast group (see IBA-11.3.2) + * @ibqp: address of (IB) qp object + * @mgid: multicast IP address + * @mlid: multicast LID, ignored for RoCEv2 (see IBA-A17.5.6) + * + * Returns: 0 on success else an errno + */ +int rxe_detach_mcast(struct ib_qp *ibqp, union ib_gid *mgid, u16 mlid) { - struct rxe_mc_grp *grp = container_of(elem, typeof(*grp), elem); - struct rxe_dev *rxe = grp->rxe; + struct rxe_dev *rxe = to_rdev(ibqp->device); + struct rxe_qp *qp = to_rqp(ibqp); + struct rxe_mcg *mcg; + int err; - rxe_drop_key(grp); - rxe_mcast_delete(rxe, &grp->mgid); + mcg = rxe_lookup_mcg(rxe, mgid); + if (!mcg) + return -EINVAL; + + err = rxe_detach_mcg(mcg, qp); + kref_put(&mcg->ref_cnt, rxe_cleanup_mcg); + + return err; } diff --git a/drivers/infiniband/sw/rxe/rxe_mmap.c b/drivers/infiniband/sw/rxe/rxe_mmap.c index 035f226af133..9149b6095429 100644 --- a/drivers/infiniband/sw/rxe/rxe_mmap.c +++ b/drivers/infiniband/sw/rxe/rxe_mmap.c @@ -4,7 +4,6 @@ * Copyright (c) 2015 System Fabric Works, Inc. All rights reserved. */ -#include <linux/module.h> #include <linux/vmalloc.h> #include <linux/mm.h> #include <linux/errno.h> diff --git a/drivers/infiniband/sw/rxe/rxe_mr.c b/drivers/infiniband/sw/rxe/rxe_mr.c index 453ef3c9d535..60a31b718774 100644 --- a/drivers/infiniband/sw/rxe/rxe_mr.c +++ b/drivers/infiniband/sw/rxe/rxe_mr.c @@ -459,7 +459,7 @@ int copy_data( if (offset >= sge->length) { if (mr) { - rxe_drop_ref(mr); + rxe_put(mr); mr = NULL; } sge++; @@ -504,13 +504,13 @@ int copy_data( dma->resid = resid; if (mr) - rxe_drop_ref(mr); + rxe_put(mr); return 0; err2: if (mr) - rxe_drop_ref(mr); + rxe_put(mr); err1: return err; } @@ -569,7 +569,7 @@ struct rxe_mr *lookup_mr(struct rxe_pd *pd, int access, u32 key, (type == RXE_LOOKUP_REMOTE && mr->rkey != key) || mr_pd(mr) != pd || (access && !(access & mr->access)) || mr->state != RXE_MR_STATE_VALID)) { - rxe_drop_ref(mr); + rxe_put(mr); mr = NULL; } @@ -613,7 +613,7 @@ int rxe_invalidate_mr(struct rxe_qp *qp, u32 rkey) ret = 0; err_drop_ref: - rxe_drop_ref(mr); + rxe_put(mr); err: return ret; } @@ -690,9 +690,8 @@ int rxe_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata) } mr->state = RXE_MR_STATE_INVALID; - rxe_drop_ref(mr_pd(mr)); - rxe_drop_index(mr); - rxe_drop_ref(mr); + rxe_put(mr_pd(mr)); + rxe_put(mr); return 0; } diff --git a/drivers/infiniband/sw/rxe/rxe_mw.c b/drivers/infiniband/sw/rxe/rxe_mw.c index 32dd8c0b8b9e..c86b2efd58f2 100644 --- a/drivers/infiniband/sw/rxe/rxe_mw.c +++ b/drivers/infiniband/sw/rxe/rxe_mw.c @@ -12,15 +12,14 @@ int rxe_alloc_mw(struct ib_mw *ibmw, struct ib_udata *udata) struct rxe_dev *rxe = to_rdev(ibmw->device); int ret; - rxe_add_ref(pd); + rxe_get(pd); ret = rxe_add_to_pool(&rxe->mw_pool, mw); if (ret) { - rxe_drop_ref(pd); + rxe_put(pd); return ret; } - rxe_add_index(mw); mw->rkey = ibmw->rkey = (mw->elem.index << 8) | rxe_get_next_key(-1); mw->state = (mw->ibmw.type == IB_MW_TYPE_2) ? RXE_MW_STATE_FREE : RXE_MW_STATE_VALID; @@ -36,14 +35,14 @@ static void rxe_do_dealloc_mw(struct rxe_mw *mw) mw->mr = NULL; atomic_dec(&mr->num_mw); - rxe_drop_ref(mr); + rxe_put(mr); } if (mw->qp) { struct rxe_qp *qp = mw->qp; mw->qp = NULL; - rxe_drop_ref(qp); + rxe_put(qp); } mw->access = 0; @@ -61,8 +60,8 @@ int rxe_dealloc_mw(struct ib_mw *ibmw) rxe_do_dealloc_mw(mw); spin_unlock_bh(&mw->lock); - rxe_drop_ref(mw); - rxe_drop_ref(pd); + rxe_put(mw); + rxe_put(pd); return 0; } @@ -171,7 +170,7 @@ static void rxe_do_bind_mw(struct rxe_qp *qp, struct rxe_send_wqe *wqe, mw->length = wqe->wr.wr.mw.length; if (mw->mr) { - rxe_drop_ref(mw->mr); + rxe_put(mw->mr); atomic_dec(&mw->mr->num_mw); mw->mr = NULL; } @@ -179,11 +178,11 @@ static void rxe_do_bind_mw(struct rxe_qp *qp, struct rxe_send_wqe *wqe, if (mw->length) { mw->mr = mr; atomic_inc(&mr->num_mw); - rxe_add_ref(mr); + rxe_get(mr); } if (mw->ibmw.type == IB_MW_TYPE_2) { - rxe_add_ref(qp); + rxe_get(qp); mw->qp = qp; } } @@ -234,9 +233,9 @@ err_unlock: spin_unlock_bh(&mw->lock); err_drop_mr: if (mr) - rxe_drop_ref(mr); + rxe_put(mr); err_drop_mw: - rxe_drop_ref(mw); + rxe_put(mw); err: return ret; } @@ -261,13 +260,13 @@ static void rxe_do_invalidate_mw(struct rxe_mw *mw) /* valid type 2 MW will always have a QP pointer */ qp = mw->qp; mw->qp = NULL; - rxe_drop_ref(qp); + rxe_put(qp); /* valid type 2 MW will always have an MR pointer */ mr = mw->mr; mw->mr = NULL; atomic_dec(&mr->num_mw); - rxe_drop_ref(mr); + rxe_put(mr); mw->access = 0; mw->addr = 0; @@ -302,7 +301,7 @@ int rxe_invalidate_mw(struct rxe_qp *qp, u32 rkey) err_unlock: spin_unlock_bh(&mw->lock); err_drop_ref: - rxe_drop_ref(mw); + rxe_put(mw); err: return ret; } @@ -323,16 +322,9 @@ struct rxe_mw *rxe_lookup_mw(struct rxe_qp *qp, int access, u32 rkey) (mw->length == 0) || (access && !(access & mw->access)) || mw->state != RXE_MW_STATE_VALID)) { - rxe_drop_ref(mw); + rxe_put(mw); return NULL; } return mw; } - -void rxe_mw_cleanup(struct rxe_pool_elem *elem) -{ - struct rxe_mw *mw = container_of(elem, typeof(*mw), elem); - - rxe_drop_index(mw); -} diff --git a/drivers/infiniband/sw/rxe/rxe_net.c b/drivers/infiniband/sw/rxe/rxe_net.c index be72bdbfb4ba..c53f4529f098 100644 --- a/drivers/infiniband/sw/rxe/rxe_net.c +++ b/drivers/infiniband/sw/rxe/rxe_net.c @@ -20,24 +20,6 @@ static struct rxe_recv_sockets recv_sockets; -int rxe_mcast_add(struct rxe_dev *rxe, union ib_gid *mgid) -{ - unsigned char ll_addr[ETH_ALEN]; - - ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr); - - return dev_mc_add(rxe->ndev, ll_addr); -} - -int rxe_mcast_delete(struct rxe_dev *rxe, union ib_gid *mgid) -{ - unsigned char ll_addr[ETH_ALEN]; - - ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr); - - return dev_mc_del(rxe->ndev, ll_addr); -} - static struct dst_entry *rxe_find_route4(struct net_device *ndev, struct in_addr *saddr, struct in_addr *daddr) @@ -289,13 +271,13 @@ static void prepare_ipv6_hdr(struct dst_entry *dst, struct sk_buff *skb, ip6h->payload_len = htons(skb->len - sizeof(*ip6h)); } -static int prepare4(struct rxe_pkt_info *pkt, struct sk_buff *skb) +static int prepare4(struct rxe_av *av, struct rxe_pkt_info *pkt, + struct sk_buff *skb) { struct rxe_qp *qp = pkt->qp; struct dst_entry *dst; bool xnet = false; __be16 df = htons(IP_DF); - struct rxe_av *av = rxe_get_av(pkt); struct in_addr *saddr = &av->sgid_addr._sockaddr_in.sin_addr; struct in_addr *daddr = &av->dgid_addr._sockaddr_in.sin_addr; @@ -315,11 +297,11 @@ static int prepare4(struct rxe_pkt_info *pkt, struct sk_buff *skb) return 0; } -static int prepare6(struct rxe_pkt_info *pkt, struct sk_buff *skb) +static int prepare6(struct rxe_av *av, struct rxe_pkt_info *pkt, + struct sk_buff *skb) { struct rxe_qp *qp = pkt->qp; struct dst_entry *dst; - struct rxe_av *av = rxe_get_av(pkt); struct in6_addr *saddr = &av->sgid_addr._sockaddr_in6.sin6_addr; struct in6_addr *daddr = &av->dgid_addr._sockaddr_in6.sin6_addr; @@ -340,16 +322,17 @@ static int prepare6(struct rxe_pkt_info *pkt, struct sk_buff *skb) return 0; } -int rxe_prepare(struct rxe_pkt_info *pkt, struct sk_buff *skb) +int rxe_prepare(struct rxe_av *av, struct rxe_pkt_info *pkt, + struct sk_buff *skb) { int err = 0; if (skb->protocol == htons(ETH_P_IP)) - err = prepare4(pkt, skb); + err = prepare4(av, pkt, skb); else if (skb->protocol == htons(ETH_P_IPV6)) - err = prepare6(pkt, skb); + err = prepare6(av, pkt, skb); - if (ether_addr_equal(skb->dev->dev_addr, rxe_get_av(pkt)->dmac)) + if (ether_addr_equal(skb->dev->dev_addr, av->dmac)) pkt->mask |= RXE_LOOPBACK_MASK; return err; @@ -365,7 +348,7 @@ static void rxe_skb_tx_dtor(struct sk_buff *skb) skb_out < RXE_INFLIGHT_SKBS_PER_QP_LOW)) rxe_run_task(&qp->req.task, 1); - rxe_drop_ref(qp); + rxe_put(qp); } static int rxe_send(struct sk_buff *skb, struct rxe_pkt_info *pkt) @@ -375,7 +358,7 @@ static int rxe_send(struct sk_buff *skb, struct rxe_pkt_info *pkt) skb->destructor = rxe_skb_tx_dtor; skb->sk = pkt->qp->sk->sk; - rxe_add_ref(pkt->qp); + rxe_get(pkt->qp); atomic_inc(&pkt->qp->skb_out); if (skb->protocol == htons(ETH_P_IP)) { @@ -385,7 +368,7 @@ static int rxe_send(struct sk_buff *skb, struct rxe_pkt_info *pkt) } else { pr_err("Unknown layer 3 protocol: %d\n", skb->protocol); atomic_dec(&pkt->qp->skb_out); - rxe_drop_ref(pkt->qp); + rxe_put(pkt->qp); kfree_skb(skb); return -EINVAL; } diff --git a/drivers/infiniband/sw/rxe/rxe_pool.c b/drivers/infiniband/sw/rxe/rxe_pool.c index 4cb003885e00..87066d04ed18 100644 --- a/drivers/infiniband/sw/rxe/rxe_pool.c +++ b/drivers/infiniband/sw/rxe/rxe_pool.c @@ -12,129 +12,93 @@ static const struct rxe_type_info { const char *name; size_t size; size_t elem_offset; - void (*cleanup)(struct rxe_pool_elem *obj); + void (*cleanup)(struct rxe_pool_elem *elem); enum rxe_pool_flags flags; u32 min_index; u32 max_index; - size_t key_offset; - size_t key_size; + u32 max_elem; } rxe_type_info[RXE_NUM_TYPES] = { [RXE_TYPE_UC] = { - .name = "rxe-uc", + .name = "uc", .size = sizeof(struct rxe_ucontext), .elem_offset = offsetof(struct rxe_ucontext, elem), - .flags = RXE_POOL_NO_ALLOC, + .min_index = 1, + .max_index = UINT_MAX, + .max_elem = UINT_MAX, }, [RXE_TYPE_PD] = { - .name = "rxe-pd", + .name = "pd", .size = sizeof(struct rxe_pd), .elem_offset = offsetof(struct rxe_pd, elem), - .flags = RXE_POOL_NO_ALLOC, + .min_index = 1, + .max_index = UINT_MAX, + .max_elem = UINT_MAX, }, [RXE_TYPE_AH] = { - .name = "rxe-ah", + .name = "ah", .size = sizeof(struct rxe_ah), .elem_offset = offsetof(struct rxe_ah, elem), - .flags = RXE_POOL_INDEX | RXE_POOL_NO_ALLOC, .min_index = RXE_MIN_AH_INDEX, .max_index = RXE_MAX_AH_INDEX, + .max_elem = RXE_MAX_AH_INDEX - RXE_MIN_AH_INDEX + 1, }, [RXE_TYPE_SRQ] = { - .name = "rxe-srq", + .name = "srq", .size = sizeof(struct rxe_srq), .elem_offset = offsetof(struct rxe_srq, elem), - .flags = RXE_POOL_INDEX | RXE_POOL_NO_ALLOC, .min_index = RXE_MIN_SRQ_INDEX, .max_index = RXE_MAX_SRQ_INDEX, + .max_elem = RXE_MAX_SRQ_INDEX - RXE_MIN_SRQ_INDEX + 1, }, [RXE_TYPE_QP] = { - .name = "rxe-qp", + .name = "qp", .size = sizeof(struct rxe_qp), .elem_offset = offsetof(struct rxe_qp, elem), .cleanup = rxe_qp_cleanup, - .flags = RXE_POOL_INDEX | RXE_POOL_NO_ALLOC, .min_index = RXE_MIN_QP_INDEX, .max_index = RXE_MAX_QP_INDEX, + .max_elem = RXE_MAX_QP_INDEX - RXE_MIN_QP_INDEX + 1, }, [RXE_TYPE_CQ] = { - .name = "rxe-cq", + .name = "cq", .size = sizeof(struct rxe_cq), .elem_offset = offsetof(struct rxe_cq, elem), - .flags = RXE_POOL_NO_ALLOC, .cleanup = rxe_cq_cleanup, + .min_index = 1, + .max_index = UINT_MAX, + .max_elem = UINT_MAX, }, [RXE_TYPE_MR] = { - .name = "rxe-mr", + .name = "mr", .size = sizeof(struct rxe_mr), .elem_offset = offsetof(struct rxe_mr, elem), .cleanup = rxe_mr_cleanup, - .flags = RXE_POOL_INDEX, + .flags = RXE_POOL_ALLOC, .min_index = RXE_MIN_MR_INDEX, .max_index = RXE_MAX_MR_INDEX, + .max_elem = RXE_MAX_MR_INDEX - RXE_MIN_MR_INDEX + 1, }, [RXE_TYPE_MW] = { - .name = "rxe-mw", + .name = "mw", .size = sizeof(struct rxe_mw), .elem_offset = offsetof(struct rxe_mw, elem), - .cleanup = rxe_mw_cleanup, - .flags = RXE_POOL_INDEX | RXE_POOL_NO_ALLOC, .min_index = RXE_MIN_MW_INDEX, .max_index = RXE_MAX_MW_INDEX, - }, - [RXE_TYPE_MC_GRP] = { - .name = "rxe-mc_grp", - .size = sizeof(struct rxe_mc_grp), - .elem_offset = offsetof(struct rxe_mc_grp, elem), - .cleanup = rxe_mc_cleanup, - .flags = RXE_POOL_KEY, - .key_offset = offsetof(struct rxe_mc_grp, mgid), - .key_size = sizeof(union ib_gid), - }, - [RXE_TYPE_MC_ELEM] = { - .name = "rxe-mc_elem", - .size = sizeof(struct rxe_mc_elem), - .elem_offset = offsetof(struct rxe_mc_elem, elem), + .max_elem = RXE_MAX_MW_INDEX - RXE_MIN_MW_INDEX + 1, }, }; -static int rxe_pool_init_index(struct rxe_pool *pool, u32 max, u32 min) -{ - int err = 0; - - if ((max - min + 1) < pool->max_elem) { - pr_warn("not enough indices for max_elem\n"); - err = -EINVAL; - goto out; - } - - pool->index.max_index = max; - pool->index.min_index = min; - - pool->index.table = bitmap_zalloc(max - min + 1, GFP_KERNEL); - if (!pool->index.table) { - err = -ENOMEM; - goto out; - } - -out: - return err; -} - -int rxe_pool_init( - struct rxe_dev *rxe, - struct rxe_pool *pool, - enum rxe_elem_type type, - unsigned int max_elem) +void rxe_pool_init(struct rxe_dev *rxe, struct rxe_pool *pool, + enum rxe_elem_type type) { const struct rxe_type_info *info = &rxe_type_info[type]; - int err = 0; memset(pool, 0, sizeof(*pool)); pool->rxe = rxe; pool->name = info->name; pool->type = type; - pool->max_elem = max_elem; + pool->max_elem = info->max_elem; pool->elem_size = ALIGN(info->size, RXE_POOL_ALIGN); pool->elem_offset = info->elem_offset; pool->flags = info->flags; @@ -142,225 +106,31 @@ int rxe_pool_init( atomic_set(&pool->num_elem, 0); - rwlock_init(&pool->pool_lock); - - if (pool->flags & RXE_POOL_INDEX) { - pool->index.tree = RB_ROOT; - err = rxe_pool_init_index(pool, info->max_index, - info->min_index); - if (err) - goto out; - } - - if (pool->flags & RXE_POOL_KEY) { - pool->key.tree = RB_ROOT; - pool->key.key_offset = info->key_offset; - pool->key.key_size = info->key_size; - } - -out: - return err; + xa_init_flags(&pool->xa, XA_FLAGS_ALLOC); + pool->limit.min = info->min_index; + pool->limit.max = info->max_index; } void rxe_pool_cleanup(struct rxe_pool *pool) { - if (atomic_read(&pool->num_elem) > 0) - pr_warn("%s pool destroyed with unfree'd elem\n", - pool->name); - - if (pool->flags & RXE_POOL_INDEX) - bitmap_free(pool->index.table); -} - -static u32 alloc_index(struct rxe_pool *pool) -{ - u32 index; - u32 range = pool->index.max_index - pool->index.min_index + 1; - - index = find_next_zero_bit(pool->index.table, range, pool->index.last); - if (index >= range) - index = find_first_zero_bit(pool->index.table, range); - - WARN_ON_ONCE(index >= range); - set_bit(index, pool->index.table); - pool->index.last = index; - return index + pool->index.min_index; -} - -static int rxe_insert_index(struct rxe_pool *pool, struct rxe_pool_elem *new) -{ - struct rb_node **link = &pool->index.tree.rb_node; - struct rb_node *parent = NULL; - struct rxe_pool_elem *elem; - - while (*link) { - parent = *link; - elem = rb_entry(parent, struct rxe_pool_elem, index_node); - - if (elem->index == new->index) { - pr_warn("element already exists!\n"); - return -EINVAL; - } - - if (elem->index > new->index) - link = &(*link)->rb_left; - else - link = &(*link)->rb_right; - } - - rb_link_node(&new->index_node, parent, link); - rb_insert_color(&new->index_node, &pool->index.tree); - - return 0; -} - -static int rxe_insert_key(struct rxe_pool *pool, struct rxe_pool_elem *new) -{ - struct rb_node **link = &pool->key.tree.rb_node; - struct rb_node *parent = NULL; - struct rxe_pool_elem *elem; - int cmp; - - while (*link) { - parent = *link; - elem = rb_entry(parent, struct rxe_pool_elem, key_node); - - cmp = memcmp((u8 *)elem + pool->key.key_offset, - (u8 *)new + pool->key.key_offset, - pool->key.key_size); - - if (cmp == 0) { - pr_warn("key already exists!\n"); - return -EINVAL; - } - - if (cmp > 0) - link = &(*link)->rb_left; - else - link = &(*link)->rb_right; - } - - rb_link_node(&new->key_node, parent, link); - rb_insert_color(&new->key_node, &pool->key.tree); - - return 0; -} - -int __rxe_add_key_locked(struct rxe_pool_elem *elem, void *key) -{ - struct rxe_pool *pool = elem->pool; - int err; - - memcpy((u8 *)elem + pool->key.key_offset, key, pool->key.key_size); - err = rxe_insert_key(pool, elem); - - return err; -} - -int __rxe_add_key(struct rxe_pool_elem *elem, void *key) -{ - struct rxe_pool *pool = elem->pool; - int err; - - write_lock_bh(&pool->pool_lock); - err = __rxe_add_key_locked(elem, key); - write_unlock_bh(&pool->pool_lock); - - return err; -} - -void __rxe_drop_key_locked(struct rxe_pool_elem *elem) -{ - struct rxe_pool *pool = elem->pool; - - rb_erase(&elem->key_node, &pool->key.tree); -} - -void __rxe_drop_key(struct rxe_pool_elem *elem) -{ - struct rxe_pool *pool = elem->pool; - - write_lock_bh(&pool->pool_lock); - __rxe_drop_key_locked(elem); - write_unlock_bh(&pool->pool_lock); -} - -int __rxe_add_index_locked(struct rxe_pool_elem *elem) -{ - struct rxe_pool *pool = elem->pool; - int err; - - elem->index = alloc_index(pool); - err = rxe_insert_index(pool, elem); - - return err; -} - -int __rxe_add_index(struct rxe_pool_elem *elem) -{ - struct rxe_pool *pool = elem->pool; - int err; - - write_lock_bh(&pool->pool_lock); - err = __rxe_add_index_locked(elem); - write_unlock_bh(&pool->pool_lock); - - return err; -} - -void __rxe_drop_index_locked(struct rxe_pool_elem *elem) -{ - struct rxe_pool *pool = elem->pool; - - clear_bit(elem->index - pool->index.min_index, pool->index.table); - rb_erase(&elem->index_node, &pool->index.tree); -} - -void __rxe_drop_index(struct rxe_pool_elem *elem) -{ - struct rxe_pool *pool = elem->pool; - - write_lock_bh(&pool->pool_lock); - __rxe_drop_index_locked(elem); - write_unlock_bh(&pool->pool_lock); -} - -void *rxe_alloc_locked(struct rxe_pool *pool) -{ - struct rxe_pool_elem *elem; - void *obj; - - if (atomic_inc_return(&pool->num_elem) > pool->max_elem) - goto out_cnt; - - obj = kzalloc(pool->elem_size, GFP_ATOMIC); - if (!obj) - goto out_cnt; - - elem = (struct rxe_pool_elem *)((u8 *)obj + pool->elem_offset); - - elem->pool = pool; - elem->obj = obj; - kref_init(&elem->ref_cnt); - - return obj; - -out_cnt: - atomic_dec(&pool->num_elem); - return NULL; + WARN_ON(!xa_empty(&pool->xa)); } void *rxe_alloc(struct rxe_pool *pool) { struct rxe_pool_elem *elem; void *obj; + int err; + + if (WARN_ON(!(pool->flags & RXE_POOL_ALLOC))) + return NULL; if (atomic_inc_return(&pool->num_elem) > pool->max_elem) - goto out_cnt; + goto err_cnt; obj = kzalloc(pool->elem_size, GFP_KERNEL); if (!obj) - goto out_cnt; + goto err_cnt; elem = (struct rxe_pool_elem *)((u8 *)obj + pool->elem_offset); @@ -368,127 +138,86 @@ void *rxe_alloc(struct rxe_pool *pool) elem->obj = obj; kref_init(&elem->ref_cnt); + err = xa_alloc_cyclic(&pool->xa, &elem->index, elem, pool->limit, + &pool->next, GFP_KERNEL); + if (err) + goto err_free; + return obj; -out_cnt: +err_free: + kfree(obj); +err_cnt: atomic_dec(&pool->num_elem); return NULL; } int __rxe_add_to_pool(struct rxe_pool *pool, struct rxe_pool_elem *elem) { + int err; + + if (WARN_ON(pool->flags & RXE_POOL_ALLOC)) + return -EINVAL; + if (atomic_inc_return(&pool->num_elem) > pool->max_elem) - goto out_cnt; + goto err_cnt; elem->pool = pool; elem->obj = (u8 *)elem - pool->elem_offset; kref_init(&elem->ref_cnt); + err = xa_alloc_cyclic(&pool->xa, &elem->index, elem, pool->limit, + &pool->next, GFP_KERNEL); + if (err) + goto err_cnt; + return 0; -out_cnt: +err_cnt: atomic_dec(&pool->num_elem); return -EINVAL; } -void rxe_elem_release(struct kref *kref) -{ - struct rxe_pool_elem *elem = - container_of(kref, struct rxe_pool_elem, ref_cnt); - struct rxe_pool *pool = elem->pool; - void *obj; - - if (pool->cleanup) - pool->cleanup(elem); - - if (!(pool->flags & RXE_POOL_NO_ALLOC)) { - obj = elem->obj; - kfree(obj); - } - - atomic_dec(&pool->num_elem); -} - -void *rxe_pool_get_index_locked(struct rxe_pool *pool, u32 index) +void *rxe_pool_get_index(struct rxe_pool *pool, u32 index) { - struct rb_node *node; struct rxe_pool_elem *elem; + struct xarray *xa = &pool->xa; + unsigned long flags; void *obj; - node = pool->index.tree.rb_node; - - while (node) { - elem = rb_entry(node, struct rxe_pool_elem, index_node); - - if (elem->index > index) - node = node->rb_left; - else if (elem->index < index) - node = node->rb_right; - else - break; - } - - if (node) { - kref_get(&elem->ref_cnt); + xa_lock_irqsave(xa, flags); + elem = xa_load(xa, index); + if (elem && kref_get_unless_zero(&elem->ref_cnt)) obj = elem->obj; - } else { + else obj = NULL; - } - - return obj; -} - -void *rxe_pool_get_index(struct rxe_pool *pool, u32 index) -{ - void *obj; - - read_lock_bh(&pool->pool_lock); - obj = rxe_pool_get_index_locked(pool, index); - read_unlock_bh(&pool->pool_lock); + xa_unlock_irqrestore(xa, flags); return obj; } -void *rxe_pool_get_key_locked(struct rxe_pool *pool, void *key) +static void rxe_elem_release(struct kref *kref) { - struct rb_node *node; - struct rxe_pool_elem *elem; - void *obj; - int cmp; - - node = pool->key.tree.rb_node; + struct rxe_pool_elem *elem = container_of(kref, typeof(*elem), ref_cnt); + struct rxe_pool *pool = elem->pool; - while (node) { - elem = rb_entry(node, struct rxe_pool_elem, key_node); + xa_erase(&pool->xa, elem->index); - cmp = memcmp((u8 *)elem + pool->key.key_offset, - key, pool->key.key_size); + if (pool->cleanup) + pool->cleanup(elem); - if (cmp > 0) - node = node->rb_left; - else if (cmp < 0) - node = node->rb_right; - else - break; - } + if (pool->flags & RXE_POOL_ALLOC) + kfree(elem->obj); - if (node) { - kref_get(&elem->ref_cnt); - obj = elem->obj; - } else { - obj = NULL; - } - - return obj; + atomic_dec(&pool->num_elem); } -void *rxe_pool_get_key(struct rxe_pool *pool, void *key) +int __rxe_get(struct rxe_pool_elem *elem) { - void *obj; - - read_lock_bh(&pool->pool_lock); - obj = rxe_pool_get_key_locked(pool, key); - read_unlock_bh(&pool->pool_lock); + return kref_get_unless_zero(&elem->ref_cnt); +} - return obj; +int __rxe_put(struct rxe_pool_elem *elem) +{ + return kref_put(&elem->ref_cnt, rxe_elem_release); } diff --git a/drivers/infiniband/sw/rxe/rxe_pool.h b/drivers/infiniband/sw/rxe/rxe_pool.h index 214279310f4d..24bcc786c1b3 100644 --- a/drivers/infiniband/sw/rxe/rxe_pool.h +++ b/drivers/infiniband/sw/rxe/rxe_pool.h @@ -8,9 +8,7 @@ #define RXE_POOL_H enum rxe_pool_flags { - RXE_POOL_INDEX = BIT(1), - RXE_POOL_KEY = BIT(2), - RXE_POOL_NO_ALLOC = BIT(4), + RXE_POOL_ALLOC = BIT(1), }; enum rxe_elem_type { @@ -22,8 +20,6 @@ enum rxe_elem_type { RXE_TYPE_CQ, RXE_TYPE_MR, RXE_TYPE_MW, - RXE_TYPE_MC_GRP, - RXE_TYPE_MC_ELEM, RXE_NUM_TYPES, /* keep me last */ }; @@ -32,20 +28,13 @@ struct rxe_pool_elem { void *obj; struct kref ref_cnt; struct list_head list; - - /* only used if keyed */ - struct rb_node key_node; - - /* only used if indexed */ - struct rb_node index_node; u32 index; }; struct rxe_pool { struct rxe_dev *rxe; const char *name; - rwlock_t pool_lock; /* protects pool add/del/search */ - void (*cleanup)(struct rxe_pool_elem *obj); + void (*cleanup)(struct rxe_pool_elem *elem); enum rxe_pool_flags flags; enum rxe_elem_type type; @@ -54,36 +43,22 @@ struct rxe_pool { size_t elem_size; size_t elem_offset; - /* only used if indexed */ - struct { - struct rb_root tree; - unsigned long *table; - u32 last; - u32 max_index; - u32 min_index; - } index; - - /* only used if keyed */ - struct { - struct rb_root tree; - size_t key_offset; - size_t key_size; - } key; + struct xarray xa; + struct xa_limit limit; + u32 next; }; /* initialize a pool of objects with given limit on * number of elements. gets parameters from rxe_type_info * pool elements will be allocated out of a slab cache */ -int rxe_pool_init(struct rxe_dev *rxe, struct rxe_pool *pool, - enum rxe_elem_type type, u32 max_elem); +void rxe_pool_init(struct rxe_dev *rxe, struct rxe_pool *pool, + enum rxe_elem_type type); /* free resources from object pool */ void rxe_pool_cleanup(struct rxe_pool *pool); -/* allocate an object from pool holding and not holding the pool lock */ -void *rxe_alloc_locked(struct rxe_pool *pool); - +/* allocate an object from pool */ void *rxe_alloc(struct rxe_pool *pool); /* connect already allocated object to pool */ @@ -91,69 +66,17 @@ int __rxe_add_to_pool(struct rxe_pool *pool, struct rxe_pool_elem *elem); #define rxe_add_to_pool(pool, obj) __rxe_add_to_pool(pool, &(obj)->elem) -/* assign an index to an indexed object and insert object into - * pool's rb tree holding and not holding the pool_lock - */ -int __rxe_add_index_locked(struct rxe_pool_elem *elem); - -#define rxe_add_index_locked(obj) __rxe_add_index_locked(&(obj)->elem) - -int __rxe_add_index(struct rxe_pool_elem *elem); - -#define rxe_add_index(obj) __rxe_add_index(&(obj)->elem) - -/* drop an index and remove object from rb tree - * holding and not holding the pool_lock - */ -void __rxe_drop_index_locked(struct rxe_pool_elem *elem); - -#define rxe_drop_index_locked(obj) __rxe_drop_index_locked(&(obj)->elem) - -void __rxe_drop_index(struct rxe_pool_elem *elem); - -#define rxe_drop_index(obj) __rxe_drop_index(&(obj)->elem) - -/* assign a key to a keyed object and insert object into - * pool's rb tree holding and not holding pool_lock - */ -int __rxe_add_key_locked(struct rxe_pool_elem *elem, void *key); - -#define rxe_add_key_locked(obj, key) __rxe_add_key_locked(&(obj)->elem, key) - -int __rxe_add_key(struct rxe_pool_elem *elem, void *key); - -#define rxe_add_key(obj, key) __rxe_add_key(&(obj)->elem, key) - -/* remove elem from rb tree holding and not holding the pool_lock */ -void __rxe_drop_key_locked(struct rxe_pool_elem *elem); - -#define rxe_drop_key_locked(obj) __rxe_drop_key_locked(&(obj)->elem) - -void __rxe_drop_key(struct rxe_pool_elem *elem); - -#define rxe_drop_key(obj) __rxe_drop_key(&(obj)->elem) - -/* lookup an indexed object from index holding and not holding the pool_lock. - * takes a reference on object - */ -void *rxe_pool_get_index_locked(struct rxe_pool *pool, u32 index); - +/* lookup an indexed object from index. takes a reference on object */ void *rxe_pool_get_index(struct rxe_pool *pool, u32 index); -/* lookup keyed object from key holding and not holding the pool_lock. - * takes a reference on the objecti - */ -void *rxe_pool_get_key_locked(struct rxe_pool *pool, void *key); +int __rxe_get(struct rxe_pool_elem *elem); -void *rxe_pool_get_key(struct rxe_pool *pool, void *key); +#define rxe_get(obj) __rxe_get(&(obj)->elem) -/* cleanup an object when all references are dropped */ -void rxe_elem_release(struct kref *kref); +int __rxe_put(struct rxe_pool_elem *elem); -/* take a reference on an object */ -#define rxe_add_ref(obj) kref_get(&(obj)->elem.ref_cnt) +#define rxe_put(obj) __rxe_put(&(obj)->elem) -/* drop a reference on an object */ -#define rxe_drop_ref(obj) kref_put(&(obj)->elem.ref_cnt, rxe_elem_release) +#define rxe_read(obj) kref_read(&(obj)->elem.ref_cnt) #endif /* RXE_POOL_H */ diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c index 5018b9387694..62acf890af6c 100644 --- a/drivers/infiniband/sw/rxe/rxe_qp.c +++ b/drivers/infiniband/sw/rxe/rxe_qp.c @@ -135,12 +135,8 @@ static void free_rd_atomic_resources(struct rxe_qp *qp) void free_rd_atomic_resource(struct rxe_qp *qp, struct resp_res *res) { - if (res->type == RXE_ATOMIC_MASK) { + if (res->type == RXE_ATOMIC_MASK) kfree_skb(res->atomic.skb); - } else if (res->type == RXE_READ_MASK) { - if (res->read.mr) - rxe_drop_ref(res->read.mr); - } res->type = 0; } @@ -188,9 +184,6 @@ static void rxe_qp_init_misc(struct rxe_dev *rxe, struct rxe_qp *qp, break; } - INIT_LIST_HEAD(&qp->grp_list); - - spin_lock_init(&qp->grp_lock); spin_lock_init(&qp->state_lock); atomic_set(&qp->ssn, 0); @@ -330,11 +323,11 @@ int rxe_qp_from_init(struct rxe_dev *rxe, struct rxe_qp *qp, struct rxe_pd *pd, struct rxe_cq *scq = to_rcq(init->send_cq); struct rxe_srq *srq = init->srq ? to_rsrq(init->srq) : NULL; - rxe_add_ref(pd); - rxe_add_ref(rcq); - rxe_add_ref(scq); + rxe_get(pd); + rxe_get(rcq); + rxe_get(scq); if (srq) - rxe_add_ref(srq); + rxe_get(srq); qp->pd = pd; qp->rcq = rcq; @@ -366,10 +359,10 @@ err1: qp->srq = NULL; if (srq) - rxe_drop_ref(srq); - rxe_drop_ref(scq); - rxe_drop_ref(rcq); - rxe_drop_ref(pd); + rxe_put(srq); + rxe_put(scq); + rxe_put(rcq); + rxe_put(pd); return err; } @@ -528,7 +521,7 @@ static void rxe_qp_reset(struct rxe_qp *qp) qp->resp.sent_psn_nak = 0; if (qp->resp.mr) { - rxe_drop_ref(qp->resp.mr); + rxe_put(qp->resp.mr); qp->resp.mr = NULL; } @@ -770,6 +763,20 @@ int rxe_qp_to_attr(struct rxe_qp *qp, struct ib_qp_attr *attr, int mask) return 0; } +int rxe_qp_chk_destroy(struct rxe_qp *qp) +{ + /* See IBA o10-2.2.3 + * An attempt to destroy a QP while attached to a mcast group + * will fail immediately. + */ + if (atomic_read(&qp->mcg_num)) { + pr_debug("Attempt to destroy QP while attached to multicast group\n"); + return -EBUSY; + } + + return 0; +} + /* called by the destroy qp verb */ void rxe_qp_destroy(struct rxe_qp *qp) { @@ -798,28 +805,24 @@ static void rxe_qp_do_cleanup(struct work_struct *work) { struct rxe_qp *qp = container_of(work, typeof(*qp), cleanup_work.work); - rxe_drop_all_mcast_groups(qp); - if (qp->sq.queue) rxe_queue_cleanup(qp->sq.queue); if (qp->srq) - rxe_drop_ref(qp->srq); + rxe_put(qp->srq); if (qp->rq.queue) rxe_queue_cleanup(qp->rq.queue); if (qp->scq) - rxe_drop_ref(qp->scq); + rxe_put(qp->scq); if (qp->rcq) - rxe_drop_ref(qp->rcq); + rxe_put(qp->rcq); if (qp->pd) - rxe_drop_ref(qp->pd); + rxe_put(qp->pd); - if (qp->resp.mr) { - rxe_drop_ref(qp->resp.mr); - qp->resp.mr = NULL; - } + if (qp->resp.mr) + rxe_put(qp->resp.mr); if (qp_type(qp) == IB_QPT_RC) sk_dst_reset(qp->sk->sk); diff --git a/drivers/infiniband/sw/rxe/rxe_queue.c b/drivers/infiniband/sw/rxe/rxe_queue.c index a1b283dd2d4c..dbd4971039c0 100644 --- a/drivers/infiniband/sw/rxe/rxe_queue.c +++ b/drivers/infiniband/sw/rxe/rxe_queue.c @@ -151,6 +151,8 @@ int rxe_queue_resize(struct rxe_queue *q, unsigned int *num_elem_p, struct rxe_queue *new_q; unsigned int num_elem = *num_elem_p; int err; + unsigned long producer_flags; + unsigned long consumer_flags; new_q = rxe_queue_init(q->rxe, &num_elem, elem_size, q->type); if (!new_q) @@ -164,17 +166,17 @@ int rxe_queue_resize(struct rxe_queue *q, unsigned int *num_elem_p, goto err1; } - spin_lock_bh(consumer_lock); + spin_lock_irqsave(consumer_lock, consumer_flags); if (producer_lock) { - spin_lock_bh(producer_lock); + spin_lock_irqsave(producer_lock, producer_flags); err = resize_finish(q, new_q, num_elem); - spin_unlock_bh(producer_lock); + spin_unlock_irqrestore(producer_lock, producer_flags); } else { err = resize_finish(q, new_q, num_elem); } - spin_unlock_bh(consumer_lock); + spin_unlock_irqrestore(consumer_lock, consumer_flags); rxe_queue_cleanup(new_q); /* new/old dep on err */ if (err) diff --git a/drivers/infiniband/sw/rxe/rxe_recv.c b/drivers/infiniband/sw/rxe/rxe_recv.c index 6a6cc1fa90e4..d09a8b68c962 100644 --- a/drivers/infiniband/sw/rxe/rxe_recv.c +++ b/drivers/infiniband/sw/rxe/rxe_recv.c @@ -217,7 +217,7 @@ static int hdr_check(struct rxe_pkt_info *pkt) return 0; err2: - rxe_drop_ref(qp); + rxe_put(qp); err1: return -EINVAL; } @@ -233,8 +233,8 @@ static inline void rxe_rcv_pkt(struct rxe_pkt_info *pkt, struct sk_buff *skb) static void rxe_rcv_mcast_pkt(struct rxe_dev *rxe, struct sk_buff *skb) { struct rxe_pkt_info *pkt = SKB_TO_PKT(skb); - struct rxe_mc_grp *mcg; - struct rxe_mc_elem *mce; + struct rxe_mcg *mcg; + struct rxe_mca *mca; struct rxe_qp *qp; union ib_gid dgid; int err; @@ -246,19 +246,19 @@ static void rxe_rcv_mcast_pkt(struct rxe_dev *rxe, struct sk_buff *skb) memcpy(&dgid, &ipv6_hdr(skb)->daddr, sizeof(dgid)); /* lookup mcast group corresponding to mgid, takes a ref */ - mcg = rxe_pool_get_key(&rxe->mc_grp_pool, &dgid); + mcg = rxe_lookup_mcg(rxe, &dgid); if (!mcg) goto drop; /* mcast group not registered */ - spin_lock_bh(&mcg->mcg_lock); + spin_lock_bh(&rxe->mcg_lock); /* this is unreliable datagram service so we let * failures to deliver a multicast packet to a * single QP happen and just move on and try * the rest of them on the list */ - list_for_each_entry(mce, &mcg->qp_list, qp_list) { - qp = mce->qp; + list_for_each_entry(mca, &mcg->qp_list, qp_list) { + qp = mca->qp; /* validate qp for incoming packet */ err = check_type_state(rxe, pkt, qp); @@ -273,7 +273,7 @@ static void rxe_rcv_mcast_pkt(struct rxe_dev *rxe, struct sk_buff *skb) * skb and pass to the QP. Pass the original skb to * the last QP in the list. */ - if (mce->qp_list.next != &mcg->qp_list) { + if (mca->qp_list.next != &mcg->qp_list) { struct sk_buff *cskb; struct rxe_pkt_info *cpkt; @@ -288,19 +288,19 @@ static void rxe_rcv_mcast_pkt(struct rxe_dev *rxe, struct sk_buff *skb) cpkt = SKB_TO_PKT(cskb); cpkt->qp = qp; - rxe_add_ref(qp); + rxe_get(qp); rxe_rcv_pkt(cpkt, cskb); } else { pkt->qp = qp; - rxe_add_ref(qp); + rxe_get(qp); rxe_rcv_pkt(pkt, skb); skb = NULL; /* mark consumed */ } } - spin_unlock_bh(&mcg->mcg_lock); + spin_unlock_bh(&rxe->mcg_lock); - rxe_drop_ref(mcg); /* drop ref from rxe_pool_get_key. */ + kref_put(&mcg->ref_cnt, rxe_cleanup_mcg); if (likely(!skb)) return; @@ -397,7 +397,7 @@ void rxe_rcv(struct sk_buff *skb) drop: if (pkt->qp) - rxe_drop_ref(pkt->qp); + rxe_put(pkt->qp); kfree_skb(skb); ib_device_put(&rxe->ib_dev); diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c index 5eb89052dd66..ae5fbc79dd5c 100644 --- a/drivers/infiniband/sw/rxe/rxe_req.c +++ b/drivers/infiniband/sw/rxe/rxe_req.c @@ -358,14 +358,14 @@ static inline int get_mtu(struct rxe_qp *qp) } static struct sk_buff *init_req_packet(struct rxe_qp *qp, + struct rxe_av *av, struct rxe_send_wqe *wqe, - int opcode, int payload, + int opcode, u32 payload, struct rxe_pkt_info *pkt) { struct rxe_dev *rxe = to_rdev(qp->ibqp.device); struct sk_buff *skb; struct rxe_send_wr *ibwr = &wqe->wr; - struct rxe_av *av; int pad = (-payload) & 0x3; int paylen; int solicited; @@ -374,21 +374,9 @@ static struct sk_buff *init_req_packet(struct rxe_qp *qp, /* length from start of bth to end of icrc */ paylen = rxe_opcode[opcode].length + payload + pad + RXE_ICRC_SIZE; - - /* pkt->hdr, port_num and mask are initialized in ifc layer */ - pkt->rxe = rxe; - pkt->opcode = opcode; - pkt->qp = qp; - pkt->psn = qp->req.psn; - pkt->mask = rxe_opcode[opcode].mask; - pkt->paylen = paylen; - pkt->wqe = wqe; + pkt->paylen = paylen; /* init skb */ - av = rxe_get_av(pkt); - if (!av) - return NULL; - skb = rxe_init_packet(rxe, av, paylen, pkt); if (unlikely(!skb)) return NULL; @@ -447,13 +435,13 @@ static struct sk_buff *init_req_packet(struct rxe_qp *qp, return skb; } -static int finish_packet(struct rxe_qp *qp, struct rxe_send_wqe *wqe, - struct rxe_pkt_info *pkt, struct sk_buff *skb, - int paylen) +static int finish_packet(struct rxe_qp *qp, struct rxe_av *av, + struct rxe_send_wqe *wqe, struct rxe_pkt_info *pkt, + struct sk_buff *skb, u32 paylen) { int err; - err = rxe_prepare(pkt, skb); + err = rxe_prepare(av, pkt, skb); if (err) return err; @@ -497,7 +485,7 @@ static void update_wqe_state(struct rxe_qp *qp, static void update_wqe_psn(struct rxe_qp *qp, struct rxe_send_wqe *wqe, struct rxe_pkt_info *pkt, - int payload) + u32 payload) { /* number of packets left to send including current one */ int num_pkt = (wqe->dma.resid + payload + qp->mtu - 1) / qp->mtu; @@ -540,7 +528,7 @@ static void rollback_state(struct rxe_send_wqe *wqe, } static void update_state(struct rxe_qp *qp, struct rxe_send_wqe *wqe, - struct rxe_pkt_info *pkt, int payload) + struct rxe_pkt_info *pkt) { qp->req.opcode = pkt->opcode; @@ -608,19 +596,22 @@ static int rxe_do_local_ops(struct rxe_qp *qp, struct rxe_send_wqe *wqe) int rxe_requester(void *arg) { struct rxe_qp *qp = (struct rxe_qp *)arg; + struct rxe_dev *rxe = to_rdev(qp->ibqp.device); struct rxe_pkt_info pkt; struct sk_buff *skb; struct rxe_send_wqe *wqe; enum rxe_hdr_mask mask; - int payload; + u32 payload; int mtu; int opcode; int ret; struct rxe_send_wqe rollback_wqe; u32 rollback_psn; struct rxe_queue *q = qp->sq.queue; + struct rxe_ah *ah; + struct rxe_av *av; - rxe_add_ref(qp); + rxe_get(qp); next_wqe: if (unlikely(!qp->valid || qp->req.state == QP_STATE_ERROR)) @@ -699,20 +690,34 @@ next_wqe: wqe->state = wqe_state_done; wqe->status = IB_WC_SUCCESS; __rxe_do_task(&qp->comp.task); - rxe_drop_ref(qp); + rxe_put(qp); return 0; } payload = mtu; } - skb = init_req_packet(qp, wqe, opcode, payload, &pkt); + pkt.rxe = rxe; + pkt.opcode = opcode; + pkt.qp = qp; + pkt.psn = qp->req.psn; + pkt.mask = rxe_opcode[opcode].mask; + pkt.wqe = wqe; + + av = rxe_get_av(&pkt, &ah); + if (unlikely(!av)) { + pr_err("qp#%d Failed no address vector\n", qp_num(qp)); + wqe->status = IB_WC_LOC_QP_OP_ERR; + goto err_drop_ah; + } + + skb = init_req_packet(qp, av, wqe, opcode, payload, &pkt); if (unlikely(!skb)) { pr_err("qp#%d Failed allocating skb\n", qp_num(qp)); wqe->status = IB_WC_LOC_QP_OP_ERR; - goto err; + goto err_drop_ah; } - ret = finish_packet(qp, wqe, &pkt, skb, payload); + ret = finish_packet(qp, av, wqe, &pkt, skb, payload); if (unlikely(ret)) { pr_debug("qp#%d Error during finish packet\n", qp_num(qp)); if (ret == -EFAULT) @@ -720,9 +725,12 @@ next_wqe: else wqe->status = IB_WC_LOC_QP_OP_ERR; kfree_skb(skb); - goto err; + goto err_drop_ah; } + if (ah) + rxe_put(ah); + /* * To prevent a race on wqe access between requester and completer, * wqe members state and psn need to be set before calling @@ -747,15 +755,18 @@ next_wqe: goto err; } - update_state(qp, wqe, &pkt, payload); + update_state(qp, wqe, &pkt); goto next_wqe; +err_drop_ah: + if (ah) + rxe_put(ah); err: wqe->state = wqe_state_error; __rxe_do_task(&qp->comp.task); exit: - rxe_drop_ref(qp); + rxe_put(qp); return -EAGAIN; } diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c index e8f435fa6e4d..16fc7ea1298d 100644 --- a/drivers/infiniband/sw/rxe/rxe_resp.c +++ b/drivers/infiniband/sw/rxe/rxe_resp.c @@ -99,7 +99,7 @@ static inline enum resp_states get_req(struct rxe_qp *qp, if (qp->resp.state == QP_STATE_ERROR) { while ((skb = skb_dequeue(&qp->req_pkts))) { - rxe_drop_ref(qp); + rxe_put(qp); kfree_skb(skb); ib_device_put(qp->ibqp.device); } @@ -297,21 +297,22 @@ static enum resp_states get_srq_wqe(struct rxe_qp *qp) struct ib_event ev; unsigned int count; size_t size; + unsigned long flags; if (srq->error) return RESPST_ERR_RNR; - spin_lock_bh(&srq->rq.consumer_lock); + spin_lock_irqsave(&srq->rq.consumer_lock, flags); wqe = queue_head(q, QUEUE_TYPE_FROM_CLIENT); if (!wqe) { - spin_unlock_bh(&srq->rq.consumer_lock); + spin_unlock_irqrestore(&srq->rq.consumer_lock, flags); return RESPST_ERR_RNR; } /* don't trust user space data */ if (unlikely(wqe->dma.num_sge > srq->rq.max_sge)) { - spin_unlock_bh(&srq->rq.consumer_lock); + spin_unlock_irqrestore(&srq->rq.consumer_lock, flags); pr_warn("%s: invalid num_sge in SRQ entry\n", __func__); return RESPST_ERR_MALFORMED_WQE; } @@ -327,11 +328,11 @@ static enum resp_states get_srq_wqe(struct rxe_qp *qp) goto event; } - spin_unlock_bh(&srq->rq.consumer_lock); + spin_unlock_irqrestore(&srq->rq.consumer_lock, flags); return RESPST_CHK_LENGTH; event: - spin_unlock_bh(&srq->rq.consumer_lock); + spin_unlock_irqrestore(&srq->rq.consumer_lock, flags); ev.device = qp->ibqp.device; ev.element.srq = qp->ibqp.srq; ev.event = IB_EVENT_SRQ_LIMIT_REACHED; @@ -463,8 +464,8 @@ static enum resp_states check_rkey(struct rxe_qp *qp, if (mw->access & IB_ZERO_BASED) qp->resp.offset = mw->addr; - rxe_drop_ref(mw); - rxe_add_ref(mr); + rxe_put(mw); + rxe_get(mr); } else { mr = lookup_mr(qp->pd, access, rkey, RXE_LOOKUP_REMOTE); if (!mr) { @@ -507,9 +508,9 @@ static enum resp_states check_rkey(struct rxe_qp *qp, err: if (mr) - rxe_drop_ref(mr); + rxe_put(mr); if (mw) - rxe_drop_ref(mw); + rxe_put(mw); return state; } @@ -632,7 +633,7 @@ static struct sk_buff *prepare_ack_packet(struct rxe_qp *qp, if (ack->mask & RXE_ATMACK_MASK) atmack_set_orig(ack, qp->resp.atomic_orig); - err = rxe_prepare(ack, skb); + err = rxe_prepare(&qp->pri_av, ack, skb); if (err) { kfree_skb(skb); return NULL; @@ -641,6 +642,78 @@ static struct sk_buff *prepare_ack_packet(struct rxe_qp *qp, return skb; } +static struct resp_res *rxe_prepare_read_res(struct rxe_qp *qp, + struct rxe_pkt_info *pkt) +{ + struct resp_res *res; + u32 pkts; + + res = &qp->resp.resources[qp->resp.res_head]; + rxe_advance_resp_resource(qp); + free_rd_atomic_resource(qp, res); + + res->type = RXE_READ_MASK; + res->replay = 0; + res->read.va = qp->resp.va + qp->resp.offset; + res->read.va_org = qp->resp.va + qp->resp.offset; + res->read.resid = qp->resp.resid; + res->read.length = qp->resp.resid; + res->read.rkey = qp->resp.rkey; + + pkts = max_t(u32, (reth_len(pkt) + qp->mtu - 1)/qp->mtu, 1); + res->first_psn = pkt->psn; + res->cur_psn = pkt->psn; + res->last_psn = (pkt->psn + pkts - 1) & BTH_PSN_MASK; + + res->state = rdatm_res_state_new; + + return res; +} + +/** + * rxe_recheck_mr - revalidate MR from rkey and get a reference + * @qp: the qp + * @rkey: the rkey + * + * This code allows the MR to be invalidated or deregistered or + * the MW if one was used to be invalidated or deallocated. + * It is assumed that the access permissions if originally good + * are OK and the mappings to be unchanged. + * + * Return: mr on success else NULL + */ +static struct rxe_mr *rxe_recheck_mr(struct rxe_qp *qp, u32 rkey) +{ + struct rxe_dev *rxe = to_rdev(qp->ibqp.device); + struct rxe_mr *mr; + struct rxe_mw *mw; + + if (rkey_is_mw(rkey)) { + mw = rxe_pool_get_index(&rxe->mw_pool, rkey >> 8); + if (!mw || mw->rkey != rkey) + return NULL; + + if (mw->state != RXE_MW_STATE_VALID) { + rxe_put(mw); + return NULL; + } + + mr = mw->mr; + rxe_put(mw); + } else { + mr = rxe_pool_get_index(&rxe->mr_pool, rkey >> 8); + if (!mr || mr->rkey != rkey) + return NULL; + } + + if (mr->state != RXE_MR_STATE_VALID) { + rxe_put(mr); + return NULL; + } + + return mr; +} + /* RDMA read response. If res is not NULL, then we have a current RDMA request * being processed or replayed. */ @@ -655,53 +728,26 @@ static enum resp_states read_reply(struct rxe_qp *qp, int opcode; int err; struct resp_res *res = qp->resp.res; + struct rxe_mr *mr; if (!res) { - /* This is the first time we process that request. Get a - * resource - */ - res = &qp->resp.resources[qp->resp.res_head]; - - free_rd_atomic_resource(qp, res); - rxe_advance_resp_resource(qp); - - res->type = RXE_READ_MASK; - res->replay = 0; - - res->read.va = qp->resp.va + - qp->resp.offset; - res->read.va_org = qp->resp.va + - qp->resp.offset; - - res->first_psn = req_pkt->psn; - - if (reth_len(req_pkt)) { - res->last_psn = (req_pkt->psn + - (reth_len(req_pkt) + mtu - 1) / - mtu - 1) & BTH_PSN_MASK; - } else { - res->last_psn = res->first_psn; - } - res->cur_psn = req_pkt->psn; - - res->read.resid = qp->resp.resid; - res->read.length = qp->resp.resid; - res->read.rkey = qp->resp.rkey; - - /* note res inherits the reference to mr from qp */ - res->read.mr = qp->resp.mr; - qp->resp.mr = NULL; - - qp->resp.res = res; - res->state = rdatm_res_state_new; + res = rxe_prepare_read_res(qp, req_pkt); + qp->resp.res = res; } if (res->state == rdatm_res_state_new) { + mr = qp->resp.mr; + qp->resp.mr = NULL; + if (res->read.resid <= mtu) opcode = IB_OPCODE_RC_RDMA_READ_RESPONSE_ONLY; else opcode = IB_OPCODE_RC_RDMA_READ_RESPONSE_FIRST; } else { + mr = rxe_recheck_mr(qp, res->read.rkey); + if (!mr) + return RESPST_ERR_RKEY_VIOLATION; + if (res->read.resid > mtu) opcode = IB_OPCODE_RC_RDMA_READ_RESPONSE_MIDDLE; else @@ -717,10 +763,12 @@ static enum resp_states read_reply(struct rxe_qp *qp, if (!skb) return RESPST_ERR_RNR; - err = rxe_mr_copy(res->read.mr, res->read.va, payload_addr(&ack_pkt), + err = rxe_mr_copy(mr, res->read.va, payload_addr(&ack_pkt), payload, RXE_FROM_MR_OBJ); if (err) pr_err("Failed copying memory\n"); + if (mr) + rxe_put(mr); if (bth_pad(&ack_pkt)) { u8 *pad = payload_addr(&ack_pkt) + payload; @@ -814,6 +862,10 @@ static enum resp_states execute(struct rxe_qp *qp, struct rxe_pkt_info *pkt) return RESPST_ERR_INVALIDATE_RKEY; } + if (pkt->mask & RXE_END_MASK) + /* We successfully processed this new request. */ + qp->resp.msn++; + /* next expected psn, read handles this separately */ qp->resp.psn = (pkt->psn + 1) & BTH_PSN_MASK; qp->resp.ack_psn = qp->resp.psn; @@ -821,11 +873,9 @@ static enum resp_states execute(struct rxe_qp *qp, struct rxe_pkt_info *pkt) qp->resp.opcode = pkt->opcode; qp->resp.status = IB_WC_SUCCESS; - if (pkt->mask & RXE_COMP_MASK) { - /* We successfully processed this new request. */ - qp->resp.msn++; + if (pkt->mask & RXE_COMP_MASK) return RESPST_COMPLETE; - } else if (qp_type(qp) == IB_QPT_RC) + else if (qp_type(qp) == IB_QPT_RC) return RESPST_ACKNOWLEDGE; else return RESPST_CLEANUP; @@ -987,7 +1037,7 @@ static int send_atomic_ack(struct rxe_qp *qp, struct rxe_pkt_info *pkt, rc = rxe_xmit_packet(qp, &ack_pkt, skb); if (rc) { pr_err_ratelimited("Failed sending ack\n"); - rxe_drop_ref(qp); + rxe_put(qp); } out: return rc; @@ -1016,13 +1066,13 @@ static enum resp_states cleanup(struct rxe_qp *qp, if (pkt) { skb = skb_dequeue(&qp->req_pkts); - rxe_drop_ref(qp); + rxe_put(qp); kfree_skb(skb); ib_device_put(qp->ibqp.device); } if (qp->resp.mr) { - rxe_drop_ref(qp->resp.mr); + rxe_put(qp->resp.mr); qp->resp.mr = NULL; } @@ -1166,7 +1216,7 @@ static enum resp_states do_class_d1e_error(struct rxe_qp *qp) } if (qp->resp.mr) { - rxe_drop_ref(qp->resp.mr); + rxe_put(qp->resp.mr); qp->resp.mr = NULL; } @@ -1180,7 +1230,7 @@ static void rxe_drain_req_pkts(struct rxe_qp *qp, bool notify) struct rxe_queue *q = qp->rq.queue; while ((skb = skb_dequeue(&qp->req_pkts))) { - rxe_drop_ref(qp); + rxe_put(qp); kfree_skb(skb); ib_device_put(qp->ibqp.device); } @@ -1200,7 +1250,7 @@ int rxe_responder(void *arg) struct rxe_pkt_info *pkt = NULL; int ret = 0; - rxe_add_ref(qp); + rxe_get(qp); qp->resp.aeth_syndrome = AETH_ACK_UNLIMITED; @@ -1387,6 +1437,6 @@ int rxe_responder(void *arg) exit: ret = -EAGAIN; done: - rxe_drop_ref(qp); + rxe_put(qp); return ret; } diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c index 915ad6664321..67184b0281a0 100644 --- a/drivers/infiniband/sw/rxe/rxe_verbs.c +++ b/drivers/infiniband/sw/rxe/rxe_verbs.c @@ -115,7 +115,7 @@ static void rxe_dealloc_ucontext(struct ib_ucontext *ibuc) { struct rxe_ucontext *uc = to_ruc(ibuc); - rxe_drop_ref(uc); + rxe_put(uc); } static int rxe_port_immutable(struct ib_device *dev, u32 port_num, @@ -149,7 +149,7 @@ static int rxe_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata) { struct rxe_pd *pd = to_rpd(ibpd); - rxe_drop_ref(pd); + rxe_put(pd); return 0; } @@ -181,7 +181,6 @@ static int rxe_create_ah(struct ib_ah *ibah, return err; /* create index > 0 */ - rxe_add_index(ah); ah->ah_num = ah->elem.index; if (uresp) { @@ -189,8 +188,7 @@ static int rxe_create_ah(struct ib_ah *ibah, err = copy_to_user(&uresp->ah_num, &ah->ah_num, sizeof(uresp->ah_num)); if (err) { - rxe_drop_index(ah); - rxe_drop_ref(ah); + rxe_put(ah); return -EFAULT; } } else if (ah->is_user) { @@ -230,8 +228,7 @@ static int rxe_destroy_ah(struct ib_ah *ibah, u32 flags) { struct rxe_ah *ah = to_rah(ibah); - rxe_drop_index(ah); - rxe_drop_ref(ah); + rxe_put(ah); return 0; } @@ -306,7 +303,7 @@ static int rxe_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *init, if (err) goto err1; - rxe_add_ref(pd); + rxe_get(pd); srq->pd = pd; err = rxe_srq_from_init(rxe, srq, init, udata, uresp); @@ -316,8 +313,8 @@ static int rxe_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *init, return 0; err2: - rxe_drop_ref(pd); - rxe_drop_ref(srq); + rxe_put(pd); + rxe_put(srq); err1: return err; } @@ -374,8 +371,8 @@ static int rxe_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata) if (srq->rq.queue) rxe_queue_cleanup(srq->rq.queue); - rxe_drop_ref(srq->pd); - rxe_drop_ref(srq); + rxe_put(srq->pd); + rxe_put(srq); return 0; } @@ -384,8 +381,9 @@ static int rxe_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr, { int err = 0; struct rxe_srq *srq = to_rsrq(ibsrq); + unsigned long flags; - spin_lock_bh(&srq->rq.producer_lock); + spin_lock_irqsave(&srq->rq.producer_lock, flags); while (wr) { err = post_one_recv(&srq->rq, wr); @@ -394,7 +392,7 @@ static int rxe_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr, wr = wr->next; } - spin_unlock_bh(&srq->rq.producer_lock); + spin_unlock_irqrestore(&srq->rq.producer_lock, flags); if (err) *bad_wr = wr; @@ -437,7 +435,6 @@ static int rxe_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init, if (err) return err; - rxe_add_index(qp); err = rxe_qp_from_init(rxe, qp, pd, init, uresp, ibqp->pd, udata); if (err) goto qp_init; @@ -445,8 +442,7 @@ static int rxe_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init, return 0; qp_init: - rxe_drop_index(qp); - rxe_drop_ref(qp); + rxe_put(qp); return err; } @@ -493,10 +489,14 @@ static int rxe_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, static int rxe_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata) { struct rxe_qp *qp = to_rqp(ibqp); + int ret; + + ret = rxe_qp_chk_destroy(qp); + if (ret) + return ret; rxe_qp_destroy(qp); - rxe_drop_index(qp); - rxe_drop_ref(qp); + rxe_put(qp); return 0; } @@ -638,18 +638,19 @@ static int post_one_send(struct rxe_qp *qp, const struct ib_send_wr *ibwr, int err; struct rxe_sq *sq = &qp->sq; struct rxe_send_wqe *send_wqe; + unsigned long flags; int full; err = validate_send_wr(qp, ibwr, mask, length); if (err) return err; - spin_lock_bh(&qp->sq.sq_lock); + spin_lock_irqsave(&qp->sq.sq_lock, flags); full = queue_full(sq->queue, QUEUE_TYPE_TO_DRIVER); if (unlikely(full)) { - spin_unlock_bh(&qp->sq.sq_lock); + spin_unlock_irqrestore(&qp->sq.sq_lock, flags); return -ENOMEM; } @@ -658,7 +659,7 @@ static int post_one_send(struct rxe_qp *qp, const struct ib_send_wr *ibwr, queue_advance_producer(sq->queue, QUEUE_TYPE_TO_DRIVER); - spin_unlock_bh(&qp->sq.sq_lock); + spin_unlock_irqrestore(&qp->sq.sq_lock, flags); return 0; } @@ -738,6 +739,7 @@ static int rxe_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr, int err = 0; struct rxe_qp *qp = to_rqp(ibqp); struct rxe_rq *rq = &qp->rq; + unsigned long flags; if (unlikely((qp_state(qp) < IB_QPS_INIT) || !qp->valid)) { *bad_wr = wr; @@ -751,7 +753,7 @@ static int rxe_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr, goto err1; } - spin_lock_bh(&rq->producer_lock); + spin_lock_irqsave(&rq->producer_lock, flags); while (wr) { err = post_one_recv(rq, wr); @@ -762,7 +764,7 @@ static int rxe_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr, wr = wr->next; } - spin_unlock_bh(&rq->producer_lock); + spin_unlock_irqrestore(&rq->producer_lock, flags); if (qp->resp.state == QP_STATE_ERROR) rxe_run_task(&qp->resp.task, 1); @@ -807,7 +809,7 @@ static int rxe_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata) rxe_cq_disable(cq); - rxe_drop_ref(cq); + rxe_put(cq); return 0; } @@ -843,8 +845,9 @@ static int rxe_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc) int i; struct rxe_cq *cq = to_rcq(ibcq); struct rxe_cqe *cqe; + unsigned long flags; - spin_lock_bh(&cq->cq_lock); + spin_lock_irqsave(&cq->cq_lock, flags); for (i = 0; i < num_entries; i++) { cqe = queue_head(cq->queue, QUEUE_TYPE_FROM_DRIVER); if (!cqe) @@ -853,7 +856,7 @@ static int rxe_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc) memcpy(wc++, &cqe->ibwc, sizeof(*wc)); queue_advance_consumer(cq->queue, QUEUE_TYPE_FROM_DRIVER); } - spin_unlock_bh(&cq->cq_lock); + spin_unlock_irqrestore(&cq->cq_lock, flags); return i; } @@ -873,8 +876,9 @@ static int rxe_req_notify_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags) struct rxe_cq *cq = to_rcq(ibcq); int ret = 0; int empty; + unsigned long irq_flags; - spin_lock_bh(&cq->cq_lock); + spin_lock_irqsave(&cq->cq_lock, irq_flags); if (cq->notify != IB_CQ_NEXT_COMP) cq->notify = flags & IB_CQ_SOLICITED_MASK; @@ -883,7 +887,7 @@ static int rxe_req_notify_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags) if ((flags & IB_CQ_REPORT_MISSED_EVENTS) && !empty) ret = 1; - spin_unlock_bh(&cq->cq_lock); + spin_unlock_irqrestore(&cq->cq_lock, irq_flags); return ret; } @@ -898,8 +902,7 @@ static struct ib_mr *rxe_get_dma_mr(struct ib_pd *ibpd, int access) if (!mr) return ERR_PTR(-ENOMEM); - rxe_add_index(mr); - rxe_add_ref(pd); + rxe_get(pd); rxe_mr_init_dma(pd, access, mr); return &mr->ibmr; @@ -922,9 +925,8 @@ static struct ib_mr *rxe_reg_user_mr(struct ib_pd *ibpd, goto err2; } - rxe_add_index(mr); - rxe_add_ref(pd); + rxe_get(pd); err = rxe_mr_init_user(pd, start, length, iova, access, mr); if (err) @@ -933,9 +935,8 @@ static struct ib_mr *rxe_reg_user_mr(struct ib_pd *ibpd, return &mr->ibmr; err3: - rxe_drop_ref(pd); - rxe_drop_index(mr); - rxe_drop_ref(mr); + rxe_put(pd); + rxe_put(mr); err2: return ERR_PTR(err); } @@ -957,9 +958,7 @@ static struct ib_mr *rxe_alloc_mr(struct ib_pd *ibpd, enum ib_mr_type mr_type, goto err1; } - rxe_add_index(mr); - - rxe_add_ref(pd); + rxe_get(pd); err = rxe_mr_init_fast(pd, max_num_sg, mr); if (err) @@ -968,9 +967,8 @@ static struct ib_mr *rxe_alloc_mr(struct ib_pd *ibpd, enum ib_mr_type mr_type, return &mr->ibmr; err2: - rxe_drop_ref(pd); - rxe_drop_index(mr); - rxe_drop_ref(mr); + rxe_put(pd); + rxe_put(mr); err1: return ERR_PTR(err); } @@ -999,32 +997,6 @@ static int rxe_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, return n; } -static int rxe_attach_mcast(struct ib_qp *ibqp, union ib_gid *mgid, u16 mlid) -{ - int err; - struct rxe_dev *rxe = to_rdev(ibqp->device); - struct rxe_qp *qp = to_rqp(ibqp); - struct rxe_mc_grp *grp; - - /* takes a ref on grp if successful */ - err = rxe_mcast_get_grp(rxe, mgid, &grp); - if (err) - return err; - - err = rxe_mcast_add_grp_elem(rxe, qp, grp); - - rxe_drop_ref(grp); - return err; -} - -static int rxe_detach_mcast(struct ib_qp *ibqp, union ib_gid *mgid, u16 mlid) -{ - struct rxe_dev *rxe = to_rdev(ibqp->device); - struct rxe_qp *qp = to_rqp(ibqp); - - return rxe_mcast_drop_grp_elem(rxe, qp, mgid); -} - static ssize_t parent_show(struct device *device, struct device_attribute *attr, char *buf) { diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.h b/drivers/infiniband/sw/rxe/rxe_verbs.h index e48969e8d4c8..e7eff1ca75e9 100644 --- a/drivers/infiniband/sw/rxe/rxe_verbs.h +++ b/drivers/infiniband/sw/rxe/rxe_verbs.h @@ -157,7 +157,6 @@ struct resp_res { struct sk_buff *skb; } atomic; struct { - struct rxe_mr *mr; u64 va_org; u32 rkey; u32 length; @@ -232,9 +231,7 @@ struct rxe_qp { struct rxe_av pri_av; struct rxe_av alt_av; - /* list of mcast groups qp has joined (for cleanup) */ - struct list_head grp_list; - spinlock_t grp_lock; /* guard grp_list */ + atomic_t mcg_num; struct sk_buff_head req_pkts; struct sk_buff_head resp_pkts; @@ -353,23 +350,20 @@ struct rxe_mw { u64 length; }; -struct rxe_mc_grp { - struct rxe_pool_elem elem; - spinlock_t mcg_lock; /* guard group */ +struct rxe_mcg { + struct rb_node node; + struct kref ref_cnt; struct rxe_dev *rxe; struct list_head qp_list; union ib_gid mgid; - int num_qp; + atomic_t qp_num; u32 qkey; u16 pkey; }; -struct rxe_mc_elem { - struct rxe_pool_elem elem; +struct rxe_mca { struct list_head qp_list; - struct list_head grp_list; struct rxe_qp *qp; - struct rxe_mc_grp *grp; }; struct rxe_port { @@ -401,7 +395,12 @@ struct rxe_dev { struct rxe_pool mr_pool; struct rxe_pool mw_pool; struct rxe_pool mc_grp_pool; - struct rxe_pool mc_elem_pool; + + /* multicast support */ + spinlock_t mcg_lock; + struct rb_root mcg_tree; + atomic_t mcg_num; + atomic_t mcg_attach; spinlock_t pending_lock; /* guard pending_mmaps */ struct list_head pending_mmaps; @@ -482,6 +481,4 @@ static inline struct rxe_pd *rxe_mw_pd(struct rxe_mw *mw) int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name); -void rxe_mc_cleanup(struct rxe_pool_elem *elem); - #endif /* RXE_VERBS_H */ diff --git a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c index 5b05cf3837da..ea16ba5d8da6 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c @@ -32,7 +32,6 @@ #include <linux/netdevice.h> #include <linux/if_arp.h> /* For ARPHRD_xxx */ -#include <linux/module.h> #include <net/rtnetlink.h> #include "ipoib.h" diff --git a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c index 0322dc75396f..4bd161e86f8d 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c @@ -30,7 +30,6 @@ * SOFTWARE. */ -#include <linux/module.h> #include <linux/sched/signal.h> #include <linux/init.h> diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.h b/drivers/infiniband/ulp/iser/iscsi_iser.h index 20af46c4e954..7e4faf9c5e9e 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.h +++ b/drivers/infiniband/ulp/iser/iscsi_iser.h @@ -203,12 +203,12 @@ struct iser_reg_resources; * * @sge: memory region sg element * @rkey: memory region remote key - * @mem_h: pointer to registration context (FMR/Fastreg) + * @desc: pointer to fast registration context */ struct iser_mem_reg { - struct ib_sge sge; - u32 rkey; - void *mem_h; + struct ib_sge sge; + u32 rkey; + struct iser_fr_desc *desc; }; enum iser_desc_type { @@ -531,13 +531,12 @@ int iser_post_recvm(struct iser_conn *iser_conn, int iser_post_send(struct ib_conn *ib_conn, struct iser_tx_desc *tx_desc); int iser_dma_map_task_data(struct iscsi_iser_task *iser_task, - struct iser_data_buf *data, enum iser_data_dir iser_dir, enum dma_data_direction dma_dir); void iser_dma_unmap_task_data(struct iscsi_iser_task *iser_task, - struct iser_data_buf *data, - enum dma_data_direction dir); + enum iser_data_dir iser_dir, + enum dma_data_direction dma_dir); int iser_initialize_task_headers(struct iscsi_task *task, struct iser_tx_desc *tx_desc); diff --git a/drivers/infiniband/ulp/iser/iser_initiator.c b/drivers/infiniband/ulp/iser/iser_initiator.c index 2490150d3085..bd5f3b5e1727 100644 --- a/drivers/infiniband/ulp/iser/iser_initiator.c +++ b/drivers/infiniband/ulp/iser/iser_initiator.c @@ -52,30 +52,17 @@ static int iser_prepare_read_cmd(struct iscsi_task *task) struct iser_mem_reg *mem_reg; int err; struct iser_ctrl *hdr = &iser_task->desc.iser_header; - struct iser_data_buf *buf_in = &iser_task->data[ISER_DIR_IN]; err = iser_dma_map_task_data(iser_task, - buf_in, ISER_DIR_IN, DMA_FROM_DEVICE); if (err) return err; - if (scsi_prot_sg_count(iser_task->sc)) { - struct iser_data_buf *pbuf_in = &iser_task->prot[ISER_DIR_IN]; - - err = iser_dma_map_task_data(iser_task, - pbuf_in, - ISER_DIR_IN, - DMA_FROM_DEVICE); - if (err) - return err; - } - err = iser_reg_mem_fastreg(iser_task, ISER_DIR_IN, false); if (err) { iser_err("Failed to set up Data-IN RDMA\n"); - return err; + goto out_err; } mem_reg = &iser_task->rdma_reg[ISER_DIR_IN]; @@ -88,6 +75,10 @@ static int iser_prepare_read_cmd(struct iscsi_task *task) (unsigned long long)mem_reg->sge.addr); return 0; + +out_err: + iser_dma_unmap_task_data(iser_task, ISER_DIR_IN, DMA_FROM_DEVICE); + return err; } /* Register user buffer memory and initialize passive rdma @@ -106,28 +97,16 @@ static int iser_prepare_write_cmd(struct iscsi_task *task, unsigned int imm_sz, struct ib_sge *tx_dsg = &iser_task->desc.tx_sg[1]; err = iser_dma_map_task_data(iser_task, - buf_out, ISER_DIR_OUT, DMA_TO_DEVICE); if (err) return err; - if (scsi_prot_sg_count(iser_task->sc)) { - struct iser_data_buf *pbuf_out = &iser_task->prot[ISER_DIR_OUT]; - - err = iser_dma_map_task_data(iser_task, - pbuf_out, - ISER_DIR_OUT, - DMA_TO_DEVICE); - if (err) - return err; - } - err = iser_reg_mem_fastreg(iser_task, ISER_DIR_OUT, buf_out->data_len == imm_sz); - if (err != 0) { + if (err) { iser_err("Failed to register write cmd RDMA mem\n"); - return err; + goto out_err; } mem_reg = &iser_task->rdma_reg[ISER_DIR_OUT]; @@ -154,6 +133,10 @@ static int iser_prepare_write_cmd(struct iscsi_task *task, unsigned int imm_sz, } return 0; + +out_err: + iser_dma_unmap_task_data(iser_task, ISER_DIR_OUT, DMA_TO_DEVICE); + return err; } /* creates a new tx descriptor and adds header regd buffer */ @@ -619,13 +602,13 @@ static int iser_check_remote_inv(struct iser_conn *iser_conn, struct ib_wc *wc, struct iser_fr_desc *desc; if (iser_task->dir[ISER_DIR_IN]) { - desc = iser_task->rdma_reg[ISER_DIR_IN].mem_h; + desc = iser_task->rdma_reg[ISER_DIR_IN].desc; if (unlikely(iser_inv_desc(desc, rkey))) return -EINVAL; } if (iser_task->dir[ISER_DIR_OUT]) { - desc = iser_task->rdma_reg[ISER_DIR_OUT].mem_h; + desc = iser_task->rdma_reg[ISER_DIR_OUT].desc; if (unlikely(iser_inv_desc(desc, rkey))) return -EINVAL; } @@ -740,27 +723,16 @@ void iser_task_rdma_init(struct iscsi_iser_task *iser_task) void iser_task_rdma_finalize(struct iscsi_iser_task *iser_task) { - int prot_count = scsi_prot_sg_count(iser_task->sc); if (iser_task->dir[ISER_DIR_IN]) { iser_unreg_mem_fastreg(iser_task, ISER_DIR_IN); - iser_dma_unmap_task_data(iser_task, - &iser_task->data[ISER_DIR_IN], + iser_dma_unmap_task_data(iser_task, ISER_DIR_IN, DMA_FROM_DEVICE); - if (prot_count) - iser_dma_unmap_task_data(iser_task, - &iser_task->prot[ISER_DIR_IN], - DMA_FROM_DEVICE); } if (iser_task->dir[ISER_DIR_OUT]) { iser_unreg_mem_fastreg(iser_task, ISER_DIR_OUT); - iser_dma_unmap_task_data(iser_task, - &iser_task->data[ISER_DIR_OUT], + iser_dma_unmap_task_data(iser_task, ISER_DIR_OUT, DMA_TO_DEVICE); - if (prot_count) - iser_dma_unmap_task_data(iser_task, - &iser_task->prot[ISER_DIR_OUT], - DMA_TO_DEVICE); } } diff --git a/drivers/infiniband/ulp/iser/iser_memory.c b/drivers/infiniband/ulp/iser/iser_memory.c index 660982625488..29ae2c6a250a 100644 --- a/drivers/infiniband/ulp/iser/iser_memory.c +++ b/drivers/infiniband/ulp/iser/iser_memory.c @@ -30,7 +30,6 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ -#include <linux/module.h> #include <linux/kernel.h> #include <linux/slab.h> #include <linux/mm.h> @@ -71,10 +70,10 @@ static void iser_reg_desc_put_fr(struct ib_conn *ib_conn, } int iser_dma_map_task_data(struct iscsi_iser_task *iser_task, - struct iser_data_buf *data, enum iser_data_dir iser_dir, enum dma_data_direction dma_dir) { + struct iser_data_buf *data = &iser_task->data[iser_dir]; struct ib_device *dev; iser_task->dir[iser_dir] = 1; @@ -85,17 +84,40 @@ int iser_dma_map_task_data(struct iscsi_iser_task *iser_task, iser_err("dma_map_sg failed!!!\n"); return -EINVAL; } + + if (scsi_prot_sg_count(iser_task->sc)) { + struct iser_data_buf *pdata = &iser_task->prot[iser_dir]; + + pdata->dma_nents = ib_dma_map_sg(dev, pdata->sg, pdata->size, dma_dir); + if (unlikely(pdata->dma_nents == 0)) { + iser_err("protection dma_map_sg failed!!!\n"); + goto out_unmap; + } + } + return 0; + +out_unmap: + ib_dma_unmap_sg(dev, data->sg, data->size, dma_dir); + return -EINVAL; } + void iser_dma_unmap_task_data(struct iscsi_iser_task *iser_task, - struct iser_data_buf *data, - enum dma_data_direction dir) + enum iser_data_dir iser_dir, + enum dma_data_direction dma_dir) { + struct iser_data_buf *data = &iser_task->data[iser_dir]; struct ib_device *dev; dev = iser_task->iser_conn->ib_conn.device->ib_device; - ib_dma_unmap_sg(dev, data->sg, data->size, dir); + ib_dma_unmap_sg(dev, data->sg, data->size, dma_dir); + + if (scsi_prot_sg_count(iser_task->sc)) { + struct iser_data_buf *pdata = &iser_task->prot[iser_dir]; + + ib_dma_unmap_sg(dev, pdata->sg, pdata->size, dma_dir); + } } static int iser_reg_dma(struct iser_device *device, struct iser_data_buf *mem, @@ -130,7 +152,7 @@ void iser_unreg_mem_fastreg(struct iscsi_iser_task *iser_task, struct iser_fr_desc *desc; struct ib_mr_status mr_status; - desc = reg->mem_h; + desc = reg->desc; if (!desc) return; @@ -147,8 +169,8 @@ void iser_unreg_mem_fastreg(struct iscsi_iser_task *iser_task, ib_check_mr_status(desc->rsc.sig_mr, IB_MR_CHECK_SIG_STATUS, &mr_status); } - iser_reg_desc_put_fr(&iser_task->iser_conn->ib_conn, reg->mem_h); - reg->mem_h = NULL; + iser_reg_desc_put_fr(&iser_task->iser_conn->ib_conn, reg->desc); + reg->desc = NULL; } static void iser_set_dif_domain(struct scsi_cmnd *sc, @@ -327,40 +349,26 @@ static int iser_fast_reg_mr(struct iscsi_iser_task *iser_task, return 0; } -static int iser_reg_data_sg(struct iscsi_iser_task *task, - struct iser_data_buf *mem, - struct iser_fr_desc *desc, bool use_dma_key, - struct iser_mem_reg *reg) -{ - struct iser_device *device = task->iser_conn->ib_conn.device; - - if (use_dma_key) - return iser_reg_dma(device, mem, reg); - - return iser_fast_reg_mr(task, mem, &desc->rsc, reg); -} - int iser_reg_mem_fastreg(struct iscsi_iser_task *task, enum iser_data_dir dir, bool all_imm) { struct ib_conn *ib_conn = &task->iser_conn->ib_conn; + struct iser_device *device = ib_conn->device; struct iser_data_buf *mem = &task->data[dir]; struct iser_mem_reg *reg = &task->rdma_reg[dir]; - struct iser_fr_desc *desc = NULL; + struct iser_fr_desc *desc; bool use_dma_key; int err; use_dma_key = mem->dma_nents == 1 && (all_imm || !iser_always_reg) && scsi_get_prot_op(task->sc) == SCSI_PROT_NORMAL; + if (use_dma_key) + return iser_reg_dma(device, mem, reg); - if (!use_dma_key) { - desc = iser_reg_desc_get_fr(ib_conn); - reg->mem_h = desc; - } - + desc = iser_reg_desc_get_fr(ib_conn); if (scsi_get_prot_op(task->sc) == SCSI_PROT_NORMAL) { - err = iser_reg_data_sg(task, mem, desc, use_dma_key, reg); + err = iser_fast_reg_mr(task, mem, &desc->rsc, reg); if (unlikely(err)) goto err_reg; } else { @@ -372,11 +380,12 @@ int iser_reg_mem_fastreg(struct iscsi_iser_task *task, desc->sig_protected = true; } + reg->desc = desc; + return 0; err_reg: - if (desc) - iser_reg_desc_put_fr(ib_conn, desc); + iser_reg_desc_put_fr(ib_conn, desc); return err; } diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index 8bf87b073d9b..5dbad68c7390 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -32,7 +32,6 @@ * SOFTWARE. */ #include <linux/kernel.h> -#include <linux/module.h> #include <linux/slab.h> #include <linux/delay.h> @@ -905,7 +904,7 @@ u8 iser_check_task_pi_status(struct iscsi_iser_task *iser_task, enum iser_data_dir cmd_dir, sector_t *sector) { struct iser_mem_reg *reg = &iser_task->rdma_reg[cmd_dir]; - struct iser_fr_desc *desc = reg->mem_h; + struct iser_fr_desc *desc = reg->desc; unsigned long sector_size = iser_task->sc->device->sector_size; struct ib_mr_status mr_status; int ret; diff --git a/drivers/infiniband/ulp/opa_vnic/opa_vnic_netdev.c b/drivers/infiniband/ulp/opa_vnic/opa_vnic_netdev.c index aeff68f582d3..071f35711468 100644 --- a/drivers/infiniband/ulp/opa_vnic/opa_vnic_netdev.c +++ b/drivers/infiniband/ulp/opa_vnic/opa_vnic_netdev.c @@ -50,7 +50,6 @@ * netdev functionality. */ -#include <linux/module.h> #include <linux/if_vlan.h> #include <linux/crc32.h> diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c b/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c index b4fa473b7888..d3c436ead694 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c @@ -156,8 +156,7 @@ static DEVICE_ATTR_RW(mpath_policy); static ssize_t add_path_show(struct device *dev, struct device_attribute *attr, char *page) { - return sysfs_emit( - page, + return sysfs_emit(page, "Usage: echo [<source addr>@]<destination addr> > %s\n\n*addr ::= [ ip:<ipv4|ipv6> | gid:<gid> ]\n", attr->attr.name); } diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c index 759b85f03331..c2c860d0c56e 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -297,6 +297,7 @@ static bool rtrs_clt_change_state_from_to(struct rtrs_clt_path *clt_path, return changed; } +static void rtrs_clt_stop_and_destroy_conns(struct rtrs_clt_path *clt_path); static void rtrs_rdma_error_recovery(struct rtrs_clt_con *con) { struct rtrs_clt_path *clt_path = to_clt_path(con->c.path); @@ -304,16 +305,7 @@ static void rtrs_rdma_error_recovery(struct rtrs_clt_con *con) if (rtrs_clt_change_state_from_to(clt_path, RTRS_CLT_CONNECTED, RTRS_CLT_RECONNECTING)) { - struct rtrs_clt_sess *clt = clt_path->clt; - unsigned int delay_ms; - - /* - * Normal scenario, reconnect if we were successfully connected - */ - delay_ms = clt->reconnect_delay_sec * 1000; - queue_delayed_work(rtrs_wq, &clt_path->reconnect_dwork, - msecs_to_jiffies(delay_ms + - prandom_u32() % RTRS_RECONNECT_SEED)); + queue_work(rtrs_wq, &clt_path->err_recovery_work); } else { /* * Error can happen just on establishing new connection, @@ -917,7 +909,7 @@ static inline void path_it_deinit(struct path_it *it) { struct list_head *skip, *tmp; /* - * The skip_list is used only for the MIN_INFLIGHT policy. + * The skip_list is used only for the MIN_INFLIGHT and MIN_LATENCY policies. * We need to remove paths from it, so that next IO can insert * paths (->mp_skip_entry) into a skip_list again. */ @@ -1511,6 +1503,22 @@ static void rtrs_clt_init_hb(struct rtrs_clt_path *clt_path) static void rtrs_clt_reconnect_work(struct work_struct *work); static void rtrs_clt_close_work(struct work_struct *work); +static void rtrs_clt_err_recovery_work(struct work_struct *work) +{ + struct rtrs_clt_path *clt_path; + struct rtrs_clt_sess *clt; + int delay_ms; + + clt_path = container_of(work, struct rtrs_clt_path, err_recovery_work); + clt = clt_path->clt; + delay_ms = clt->reconnect_delay_sec * 1000; + rtrs_clt_stop_and_destroy_conns(clt_path); + queue_delayed_work(rtrs_wq, &clt_path->reconnect_dwork, + msecs_to_jiffies(delay_ms + + prandom_u32() % + RTRS_RECONNECT_SEED)); +} + static struct rtrs_clt_path *alloc_path(struct rtrs_clt_sess *clt, const struct rtrs_addr *path, size_t con_num, u32 nr_poll_queues) @@ -1562,6 +1570,7 @@ static struct rtrs_clt_path *alloc_path(struct rtrs_clt_sess *clt, clt_path->state = RTRS_CLT_CONNECTING; atomic_set(&clt_path->connected_cnt, 0); INIT_WORK(&clt_path->close_work, rtrs_clt_close_work); + INIT_WORK(&clt_path->err_recovery_work, rtrs_clt_err_recovery_work); INIT_DELAYED_WORK(&clt_path->reconnect_dwork, rtrs_clt_reconnect_work); rtrs_clt_init_hb(clt_path); @@ -2326,6 +2335,7 @@ static void rtrs_clt_close_work(struct work_struct *work) clt_path = container_of(work, struct rtrs_clt_path, close_work); + cancel_work_sync(&clt_path->err_recovery_work); cancel_delayed_work_sync(&clt_path->reconnect_dwork); rtrs_clt_stop_and_destroy_conns(clt_path); rtrs_clt_change_state_get_old(clt_path, RTRS_CLT_CLOSED, NULL); @@ -2638,7 +2648,6 @@ static void rtrs_clt_reconnect_work(struct work_struct *work) { struct rtrs_clt_path *clt_path; struct rtrs_clt_sess *clt; - unsigned int delay_ms; int err; clt_path = container_of(to_delayed_work(work), struct rtrs_clt_path, @@ -2655,8 +2664,6 @@ static void rtrs_clt_reconnect_work(struct work_struct *work) } clt_path->reconnect_attempts++; - /* Stop everything */ - rtrs_clt_stop_and_destroy_conns(clt_path); msleep(RTRS_RECONNECT_BACKOFF); if (rtrs_clt_change_state_get_old(clt_path, RTRS_CLT_CONNECTING, NULL)) { err = init_path(clt_path); @@ -2669,11 +2676,7 @@ static void rtrs_clt_reconnect_work(struct work_struct *work) reconnect_again: if (rtrs_clt_change_state_get_old(clt_path, RTRS_CLT_RECONNECTING, NULL)) { clt_path->stats->reconnects.fail_cnt++; - delay_ms = clt->reconnect_delay_sec * 1000; - queue_delayed_work(rtrs_wq, &clt_path->reconnect_dwork, - msecs_to_jiffies(delay_ms + - prandom_u32() % - RTRS_RECONNECT_SEED)); + queue_work(rtrs_wq, &clt_path->err_recovery_work); } } @@ -2908,6 +2911,7 @@ int rtrs_clt_reconnect_from_sysfs(struct rtrs_clt_path *clt_path) &old_state); if (changed) { clt_path->reconnect_attempts = 0; + rtrs_clt_stop_and_destroy_conns(clt_path); queue_delayed_work(rtrs_wq, &clt_path->reconnect_dwork, 0); } if (changed || old_state == RTRS_CLT_RECONNECTING) { diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.h b/drivers/infiniband/ulp/rtrs/rtrs-clt.h index d1b18a154ae0..f848c0392d98 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.h +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.h @@ -134,6 +134,7 @@ struct rtrs_clt_path { struct rtrs_clt_io_req *reqs; struct delayed_work reconnect_dwork; struct work_struct close_work; + struct work_struct err_recovery_work; unsigned int reconnect_attempts; bool established; struct rtrs_rbuf *rbufs; diff --git a/drivers/infiniband/ulp/rtrs/rtrs.c b/drivers/infiniband/ulp/rtrs/rtrs.c index 4da889103a5f..60fa0b0160f4 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs.c +++ b/drivers/infiniband/ulp/rtrs/rtrs.c @@ -479,7 +479,6 @@ static int rtrs_str_to_sockaddr(const char *addr, size_t len, */ int sockaddr_to_str(const struct sockaddr *addr, char *buf, size_t len) { - switch (addr->sa_family) { case AF_IB: return scnprintf(buf, len, "gid:%pI6", diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h index abccddeea1e3..55a575e2cace 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.h +++ b/drivers/infiniband/ulp/srp/ib_srp.h @@ -92,6 +92,9 @@ enum srp_iu_type { }; /* + * RDMA adapter in the initiator system. + * + * @dev_list: List of RDMA ports associated with this RDMA adapter (srp_host). * @mr_page_mask: HCA memory registration page mask. * @mr_page_size: HCA memory registration page size. * @mr_max_size: Maximum size in bytes of a single FR registration request. @@ -109,6 +112,12 @@ struct srp_device { bool use_fast_reg; }; +/* + * One port of an RDMA adapter in the initiator system. + * + * @target_list: List of connected target ports (struct srp_target_port). + * @target_lock: Protects @target_list. + */ struct srp_host { struct srp_device *srp_dev; u8 port; @@ -183,7 +192,7 @@ struct srp_rdma_ch { }; /** - * struct srp_target_port + * struct srp_target_port - RDMA port in the SRP target system * @comp_vector: Completion vector used by the first RDMA channel created for * this target port. */ |