diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx5')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/cmd.c | 130 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/cmd.h | 4 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/devx.c | 12 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/flow.c | 21 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 115 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mem.c | 5 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 21 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mr.c | 7 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/odp.c | 41 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/qp.c | 24 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/srq_cmd.c | 6 |
11 files changed, 120 insertions, 266 deletions
diff --git a/drivers/infiniband/hw/mlx5/cmd.c b/drivers/infiniband/hw/mlx5/cmd.c index 6c8645033102..4937947400cd 100644 --- a/drivers/infiniband/hw/mlx5/cmd.c +++ b/drivers/infiniband/hw/mlx5/cmd.c @@ -186,136 +186,6 @@ int mlx5_cmd_dealloc_memic(struct mlx5_dm *dm, phys_addr_t addr, u64 length) return err; } -int mlx5_cmd_alloc_sw_icm(struct mlx5_dm *dm, int type, u64 length, - u16 uid, phys_addr_t *addr, u32 *obj_id) -{ - struct mlx5_core_dev *dev = dm->dev; - u32 out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {}; - u32 in[MLX5_ST_SZ_DW(create_sw_icm_in)] = {}; - unsigned long *block_map; - u64 icm_start_addr; - u32 log_icm_size; - u32 num_blocks; - u32 max_blocks; - u64 block_idx; - void *sw_icm; - int ret; - - MLX5_SET(general_obj_in_cmd_hdr, in, opcode, - MLX5_CMD_OP_CREATE_GENERAL_OBJECT); - MLX5_SET(general_obj_in_cmd_hdr, in, obj_type, MLX5_OBJ_TYPE_SW_ICM); - MLX5_SET(general_obj_in_cmd_hdr, in, uid, uid); - - switch (type) { - case MLX5_IB_UAPI_DM_TYPE_STEERING_SW_ICM: - icm_start_addr = MLX5_CAP64_DEV_MEM(dev, - steering_sw_icm_start_address); - log_icm_size = MLX5_CAP_DEV_MEM(dev, log_steering_sw_icm_size); - block_map = dm->steering_sw_icm_alloc_blocks; - break; - case MLX5_IB_UAPI_DM_TYPE_HEADER_MODIFY_SW_ICM: - icm_start_addr = MLX5_CAP64_DEV_MEM(dev, - header_modify_sw_icm_start_address); - log_icm_size = MLX5_CAP_DEV_MEM(dev, - log_header_modify_sw_icm_size); - block_map = dm->header_modify_sw_icm_alloc_blocks; - break; - default: - return -EINVAL; - } - - num_blocks = (length + MLX5_SW_ICM_BLOCK_SIZE(dev) - 1) >> - MLX5_LOG_SW_ICM_BLOCK_SIZE(dev); - max_blocks = BIT(log_icm_size - MLX5_LOG_SW_ICM_BLOCK_SIZE(dev)); - spin_lock(&dm->lock); - block_idx = bitmap_find_next_zero_area(block_map, - max_blocks, - 0, - num_blocks, 0); - - if (block_idx < max_blocks) - bitmap_set(block_map, - block_idx, num_blocks); - - spin_unlock(&dm->lock); - - if (block_idx >= max_blocks) - return -ENOMEM; - - sw_icm = MLX5_ADDR_OF(create_sw_icm_in, in, sw_icm); - icm_start_addr += block_idx << MLX5_LOG_SW_ICM_BLOCK_SIZE(dev); - MLX5_SET64(sw_icm, sw_icm, sw_icm_start_addr, - icm_start_addr); - MLX5_SET(sw_icm, sw_icm, log_sw_icm_size, ilog2(length)); - - ret = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); - if (ret) { - spin_lock(&dm->lock); - bitmap_clear(block_map, - block_idx, num_blocks); - spin_unlock(&dm->lock); - - return ret; - } - - *addr = icm_start_addr; - *obj_id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id); - - return 0; -} - -int mlx5_cmd_dealloc_sw_icm(struct mlx5_dm *dm, int type, u64 length, - u16 uid, phys_addr_t addr, u32 obj_id) -{ - struct mlx5_core_dev *dev = dm->dev; - u32 out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {}; - u32 in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {}; - unsigned long *block_map; - u32 num_blocks; - u64 start_idx; - int err; - - num_blocks = (length + MLX5_SW_ICM_BLOCK_SIZE(dev) - 1) >> - MLX5_LOG_SW_ICM_BLOCK_SIZE(dev); - - switch (type) { - case MLX5_IB_UAPI_DM_TYPE_STEERING_SW_ICM: - start_idx = - (addr - MLX5_CAP64_DEV_MEM( - dev, steering_sw_icm_start_address)) >> - MLX5_LOG_SW_ICM_BLOCK_SIZE(dev); - block_map = dm->steering_sw_icm_alloc_blocks; - break; - case MLX5_IB_UAPI_DM_TYPE_HEADER_MODIFY_SW_ICM: - start_idx = - (addr - - MLX5_CAP64_DEV_MEM( - dev, header_modify_sw_icm_start_address)) >> - MLX5_LOG_SW_ICM_BLOCK_SIZE(dev); - block_map = dm->header_modify_sw_icm_alloc_blocks; - break; - default: - return -EINVAL; - } - - MLX5_SET(general_obj_in_cmd_hdr, in, opcode, - MLX5_CMD_OP_DESTROY_GENERAL_OBJECT); - MLX5_SET(general_obj_in_cmd_hdr, in, obj_type, MLX5_OBJ_TYPE_SW_ICM); - MLX5_SET(general_obj_in_cmd_hdr, in, obj_id, obj_id); - MLX5_SET(general_obj_in_cmd_hdr, in, uid, uid); - - err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); - if (err) - return err; - - spin_lock(&dm->lock); - bitmap_clear(block_map, - start_idx, num_blocks); - spin_unlock(&dm->lock); - - return 0; -} - int mlx5_cmd_query_ext_ppcnt_counters(struct mlx5_core_dev *dev, void *out) { u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {}; diff --git a/drivers/infiniband/hw/mlx5/cmd.h b/drivers/infiniband/hw/mlx5/cmd.h index 0572dcba6eae..169cab4915e3 100644 --- a/drivers/infiniband/hw/mlx5/cmd.h +++ b/drivers/infiniband/hw/mlx5/cmd.h @@ -65,8 +65,4 @@ int mlx5_cmd_alloc_q_counter(struct mlx5_core_dev *dev, u16 *counter_id, u16 uid); int mlx5_cmd_mad_ifc(struct mlx5_core_dev *dev, const void *inb, void *outb, u16 opmod, u8 port); -int mlx5_cmd_alloc_sw_icm(struct mlx5_dm *dm, int type, u64 length, - u16 uid, phys_addr_t *addr, u32 *obj_id); -int mlx5_cmd_dealloc_sw_icm(struct mlx5_dm *dm, int type, u64 length, - u16 uid, phys_addr_t addr, u32 obj_id); #endif /* MLX5_IB_CMD_H */ diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c index ec4370f99381..25b6482c5368 100644 --- a/drivers/infiniband/hw/mlx5/devx.c +++ b/drivers/infiniband/hw/mlx5/devx.c @@ -922,6 +922,7 @@ static bool devx_is_general_cmd(void *in, struct mlx5_ib_dev *dev) case MLX5_CMD_OP_QUERY_CONG_STATUS: case MLX5_CMD_OP_QUERY_CONG_PARAMS: case MLX5_CMD_OP_QUERY_CONG_STATISTICS: + case MLX5_CMD_OP_QUERY_LAG: return true; default: return false; @@ -2026,7 +2027,7 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_SUBSCRIBE_EVENT)( event_sub->eventfd = eventfd_ctx_fdget(redirect_fd); - if (IS_ERR(event_sub)) { + if (IS_ERR(event_sub->eventfd)) { err = PTR_ERR(event_sub->eventfd); event_sub->eventfd = NULL; goto err; @@ -2644,12 +2645,13 @@ static int devx_async_event_close(struct inode *inode, struct file *filp) struct devx_async_event_file *ev_file = filp->private_data; struct devx_event_subscription *event_sub, *event_sub_tmp; struct devx_async_event_data *entry, *tmp; + struct mlx5_ib_dev *dev = ev_file->dev; - mutex_lock(&ev_file->dev->devx_event_table.event_xa_lock); + mutex_lock(&dev->devx_event_table.event_xa_lock); /* delete the subscriptions which are related to this FD */ list_for_each_entry_safe(event_sub, event_sub_tmp, &ev_file->subscribed_events_list, file_list) { - devx_cleanup_subscription(ev_file->dev, event_sub); + devx_cleanup_subscription(dev, event_sub); if (event_sub->eventfd) eventfd_ctx_put(event_sub->eventfd); @@ -2658,7 +2660,7 @@ static int devx_async_event_close(struct inode *inode, struct file *filp) kfree_rcu(event_sub, rcu); } - mutex_unlock(&ev_file->dev->devx_event_table.event_xa_lock); + mutex_unlock(&dev->devx_event_table.event_xa_lock); /* free the pending events allocation */ if (!ev_file->omit_data) { @@ -2670,7 +2672,7 @@ static int devx_async_event_close(struct inode *inode, struct file *filp) } uverbs_close_fd(filp); - put_device(&ev_file->dev->ib_dev.dev); + put_device(&dev->ib_dev.dev); return 0; } diff --git a/drivers/infiniband/hw/mlx5/flow.c b/drivers/infiniband/hw/mlx5/flow.c index b8841355fcd5..1c8f04abee0c 100644 --- a/drivers/infiniband/hw/mlx5/flow.c +++ b/drivers/infiniband/hw/mlx5/flow.c @@ -322,11 +322,11 @@ void mlx5_ib_destroy_flow_action_raw(struct mlx5_ib_flow_action *maction) switch (maction->flow_action_raw.sub_type) { case MLX5_IB_FLOW_ACTION_MODIFY_HEADER: mlx5_modify_header_dealloc(maction->flow_action_raw.dev->mdev, - maction->flow_action_raw.action_id); + maction->flow_action_raw.modify_hdr); break; case MLX5_IB_FLOW_ACTION_PACKET_REFORMAT: mlx5_packet_reformat_dealloc(maction->flow_action_raw.dev->mdev, - maction->flow_action_raw.action_id); + maction->flow_action_raw.pkt_reformat); break; case MLX5_IB_FLOW_ACTION_DECAP: break; @@ -352,10 +352,11 @@ mlx5_ib_create_modify_header(struct mlx5_ib_dev *dev, if (!maction) return ERR_PTR(-ENOMEM); - ret = mlx5_modify_header_alloc(dev->mdev, namespace, num_actions, in, - &maction->flow_action_raw.action_id); + maction->flow_action_raw.modify_hdr = + mlx5_modify_header_alloc(dev->mdev, namespace, num_actions, in); - if (ret) { + if (IS_ERR(maction->flow_action_raw.modify_hdr)) { + ret = PTR_ERR(maction->flow_action_raw.modify_hdr); kfree(maction); return ERR_PTR(ret); } @@ -479,11 +480,13 @@ static int mlx5_ib_flow_action_create_packet_reformat_ctx( if (ret) return ret; - ret = mlx5_packet_reformat_alloc(dev->mdev, prm_prt, len, - in, namespace, - &maction->flow_action_raw.action_id); - if (ret) + maction->flow_action_raw.pkt_reformat = + mlx5_packet_reformat_alloc(dev->mdev, prm_prt, len, + in, namespace); + if (IS_ERR(maction->flow_action_raw.pkt_reformat)) { + ret = PTR_ERR(maction->flow_action_raw.pkt_reformat); return ret; + } maction->flow_action_raw.sub_type = MLX5_IB_FLOW_ACTION_PACKET_REFORMAT; diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index e12a4404096b..4e9f1507ffd9 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -1023,7 +1023,7 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, props->timestamp_mask = 0x7FFFFFFFFFFFFFFFULL; if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING)) { - if (MLX5_CAP_GEN(mdev, pg)) + if (dev->odp_caps.general_caps & IB_ODP_SUPPORT) props->device_cap_flags |= IB_DEVICE_ON_DEMAND_PAGING; props->odp_caps = dev->odp_caps; } @@ -2280,6 +2280,7 @@ static inline int check_dm_type_support(struct mlx5_ib_dev *dev, return -EOPNOTSUPP; break; case MLX5_IB_UAPI_DM_TYPE_STEERING_SW_ICM: + case MLX5_IB_UAPI_DM_TYPE_HEADER_MODIFY_SW_ICM: if (!capable(CAP_SYS_RAWIO) || !capable(CAP_NET_RAW)) return -EPERM; @@ -2344,20 +2345,20 @@ static int handle_alloc_dm_sw_icm(struct ib_ucontext *ctx, struct uverbs_attr_bundle *attrs, int type) { - struct mlx5_dm *dm_db = &to_mdev(ctx->device)->dm; + struct mlx5_core_dev *dev = to_mdev(ctx->device)->mdev; u64 act_size; int err; /* Allocation size must a multiple of the basic block size * and a power of 2. */ - act_size = round_up(attr->length, MLX5_SW_ICM_BLOCK_SIZE(dm_db->dev)); + act_size = round_up(attr->length, MLX5_SW_ICM_BLOCK_SIZE(dev)); act_size = roundup_pow_of_two(act_size); dm->size = act_size; - err = mlx5_cmd_alloc_sw_icm(dm_db, type, act_size, - to_mucontext(ctx)->devx_uid, &dm->dev_addr, - &dm->icm_dm.obj_id); + err = mlx5_dm_sw_icm_alloc(dev, type, act_size, + to_mucontext(ctx)->devx_uid, &dm->dev_addr, + &dm->icm_dm.obj_id); if (err) return err; @@ -2365,9 +2366,9 @@ static int handle_alloc_dm_sw_icm(struct ib_ucontext *ctx, MLX5_IB_ATTR_ALLOC_DM_RESP_START_OFFSET, &dm->dev_addr, sizeof(dm->dev_addr)); if (err) - mlx5_cmd_dealloc_sw_icm(dm_db, type, dm->size, - to_mucontext(ctx)->devx_uid, - dm->dev_addr, dm->icm_dm.obj_id); + mlx5_dm_sw_icm_dealloc(dev, type, dm->size, + to_mucontext(ctx)->devx_uid, dm->dev_addr, + dm->icm_dm.obj_id); return err; } @@ -2407,8 +2408,14 @@ struct ib_dm *mlx5_ib_alloc_dm(struct ib_device *ibdev, attrs); break; case MLX5_IB_UAPI_DM_TYPE_STEERING_SW_ICM: + err = handle_alloc_dm_sw_icm(context, dm, + attr, attrs, + MLX5_SW_ICM_TYPE_STEERING); + break; case MLX5_IB_UAPI_DM_TYPE_HEADER_MODIFY_SW_ICM: - err = handle_alloc_dm_sw_icm(context, dm, attr, attrs, type); + err = handle_alloc_dm_sw_icm(context, dm, + attr, attrs, + MLX5_SW_ICM_TYPE_HEADER_MODIFY); break; default: err = -EOPNOTSUPP; @@ -2428,6 +2435,7 @@ int mlx5_ib_dealloc_dm(struct ib_dm *ibdm, struct uverbs_attr_bundle *attrs) { struct mlx5_ib_ucontext *ctx = rdma_udata_to_drv_context( &attrs->driver_udata, struct mlx5_ib_ucontext, ibucontext); + struct mlx5_core_dev *dev = to_mdev(ibdm->device)->mdev; struct mlx5_dm *dm_db = &to_mdev(ibdm->device)->dm; struct mlx5_ib_dm *dm = to_mdm(ibdm); u32 page_idx; @@ -2439,19 +2447,23 @@ int mlx5_ib_dealloc_dm(struct ib_dm *ibdm, struct uverbs_attr_bundle *attrs) if (ret) return ret; - page_idx = (dm->dev_addr - - pci_resource_start(dm_db->dev->pdev, 0) - - MLX5_CAP64_DEV_MEM(dm_db->dev, - memic_bar_start_addr)) >> - PAGE_SHIFT; + page_idx = (dm->dev_addr - pci_resource_start(dev->pdev, 0) - + MLX5_CAP64_DEV_MEM(dev, memic_bar_start_addr)) >> + PAGE_SHIFT; bitmap_clear(ctx->dm_pages, page_idx, DIV_ROUND_UP(dm->size, PAGE_SIZE)); break; case MLX5_IB_UAPI_DM_TYPE_STEERING_SW_ICM: + ret = mlx5_dm_sw_icm_dealloc(dev, MLX5_SW_ICM_TYPE_STEERING, + dm->size, ctx->devx_uid, dm->dev_addr, + dm->icm_dm.obj_id); + if (ret) + return ret; + break; case MLX5_IB_UAPI_DM_TYPE_HEADER_MODIFY_SW_ICM: - ret = mlx5_cmd_dealloc_sw_icm(dm_db, dm->type, dm->size, - ctx->devx_uid, dm->dev_addr, - dm->icm_dm.obj_id); + ret = mlx5_dm_sw_icm_dealloc(dev, MLX5_SW_ICM_TYPE_HEADER_MODIFY, + dm->size, ctx->devx_uid, dm->dev_addr, + dm->icm_dm.obj_id); if (ret) return ret; break; @@ -2646,7 +2658,8 @@ int parse_flow_flow_action(struct mlx5_ib_flow_action *maction, if (action->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) return -EINVAL; action->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; - action->modify_id = maction->flow_action_raw.action_id; + action->modify_hdr = + maction->flow_action_raw.modify_hdr; return 0; } if (maction->flow_action_raw.sub_type == @@ -2663,8 +2676,8 @@ int parse_flow_flow_action(struct mlx5_ib_flow_action *maction, return -EINVAL; action->action |= MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT; - action->reformat_id = - maction->flow_action_raw.action_id; + action->pkt_reformat = + maction->flow_action_raw.pkt_reformat; return 0; } /* fall through */ @@ -6096,8 +6109,6 @@ static struct ib_counters *mlx5_ib_create_counters(struct ib_device *device, static void mlx5_ib_stage_init_cleanup(struct mlx5_ib_dev *dev) { - struct mlx5_core_dev *mdev = dev->mdev; - mlx5_ib_cleanup_multiport_master(dev); if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING)) { srcu_barrier(&dev->mr_srcu); @@ -6105,29 +6116,11 @@ static void mlx5_ib_stage_init_cleanup(struct mlx5_ib_dev *dev) } WARN_ON(!bitmap_empty(dev->dm.memic_alloc_pages, MLX5_MAX_MEMIC_PAGES)); - - WARN_ON(dev->dm.steering_sw_icm_alloc_blocks && - !bitmap_empty( - dev->dm.steering_sw_icm_alloc_blocks, - BIT(MLX5_CAP_DEV_MEM(mdev, log_steering_sw_icm_size) - - MLX5_LOG_SW_ICM_BLOCK_SIZE(mdev)))); - - kfree(dev->dm.steering_sw_icm_alloc_blocks); - - WARN_ON(dev->dm.header_modify_sw_icm_alloc_blocks && - !bitmap_empty(dev->dm.header_modify_sw_icm_alloc_blocks, - BIT(MLX5_CAP_DEV_MEM( - mdev, log_header_modify_sw_icm_size) - - MLX5_LOG_SW_ICM_BLOCK_SIZE(mdev)))); - - kfree(dev->dm.header_modify_sw_icm_alloc_blocks); } static int mlx5_ib_stage_init_init(struct mlx5_ib_dev *dev) { struct mlx5_core_dev *mdev = dev->mdev; - u64 header_modify_icm_blocks = 0; - u64 steering_icm_blocks = 0; int err; int i; @@ -6139,6 +6132,8 @@ static int mlx5_ib_stage_init_init(struct mlx5_ib_dev *dev) dev->port[i].roce.last_port_state = IB_PORT_DOWN; } + mlx5_ib_internal_fill_odp_caps(dev); + err = mlx5_ib_init_multiport_master(dev); if (err) return err; @@ -6172,51 +6167,17 @@ static int mlx5_ib_stage_init_init(struct mlx5_ib_dev *dev) INIT_LIST_HEAD(&dev->qp_list); spin_lock_init(&dev->reset_flow_resource_lock); - if (MLX5_CAP_GEN_64(mdev, general_obj_types) & - MLX5_GENERAL_OBJ_TYPES_CAP_SW_ICM) { - if (MLX5_CAP64_DEV_MEM(mdev, steering_sw_icm_start_address)) { - steering_icm_blocks = - BIT(MLX5_CAP_DEV_MEM(mdev, - log_steering_sw_icm_size) - - MLX5_LOG_SW_ICM_BLOCK_SIZE(mdev)); - - dev->dm.steering_sw_icm_alloc_blocks = - kcalloc(BITS_TO_LONGS(steering_icm_blocks), - sizeof(unsigned long), GFP_KERNEL); - if (!dev->dm.steering_sw_icm_alloc_blocks) - goto err_mp; - } - - if (MLX5_CAP64_DEV_MEM(mdev, - header_modify_sw_icm_start_address)) { - header_modify_icm_blocks = BIT( - MLX5_CAP_DEV_MEM( - mdev, log_header_modify_sw_icm_size) - - MLX5_LOG_SW_ICM_BLOCK_SIZE(mdev)); - - dev->dm.header_modify_sw_icm_alloc_blocks = - kcalloc(BITS_TO_LONGS(header_modify_icm_blocks), - sizeof(unsigned long), GFP_KERNEL); - if (!dev->dm.header_modify_sw_icm_alloc_blocks) - goto err_dm; - } - } - spin_lock_init(&dev->dm.lock); dev->dm.dev = mdev; if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING)) { err = init_srcu_struct(&dev->mr_srcu); if (err) - goto err_dm; + goto err_mp; } return 0; -err_dm: - kfree(dev->dm.steering_sw_icm_alloc_blocks); - kfree(dev->dm.header_modify_sw_icm_alloc_blocks); - err_mp: mlx5_ib_cleanup_multiport_master(dev); @@ -6563,8 +6524,6 @@ static void mlx5_ib_stage_dev_res_cleanup(struct mlx5_ib_dev *dev) static int mlx5_ib_stage_odp_init(struct mlx5_ib_dev *dev) { - mlx5_ib_internal_fill_odp_caps(dev); - return mlx5_ib_odp_init_one(dev); } diff --git a/drivers/infiniband/hw/mlx5/mem.c b/drivers/infiniband/hw/mlx5/mem.c index fe1a76d8531c..a40e0abf2338 100644 --- a/drivers/infiniband/hw/mlx5/mem.c +++ b/drivers/infiniband/hw/mlx5/mem.c @@ -57,9 +57,10 @@ void mlx5_ib_cont_pages(struct ib_umem *umem, u64 addr, int entry; if (umem->is_odp) { - unsigned int page_shift = to_ib_umem_odp(umem)->page_shift; + struct ib_umem_odp *odp = to_ib_umem_odp(umem); + unsigned int page_shift = odp->page_shift; - *ncont = ib_umem_page_count(umem); + *ncont = ib_umem_odp_num_pages(odp); *count = *ncont << (page_shift - PAGE_SHIFT); *shift = page_shift; if (order) diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index f6a53455bf8b..125a507c10ed 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -868,7 +868,10 @@ struct mlx5_ib_flow_action { struct { struct mlx5_ib_dev *dev; u32 sub_type; - u32 action_id; + union { + struct mlx5_modify_hdr *modify_hdr; + struct mlx5_pkt_reformat *pkt_reformat; + }; } flow_action_raw; }; }; @@ -881,8 +884,6 @@ struct mlx5_dm { */ spinlock_t lock; DECLARE_BITMAP(memic_alloc_pages, MLX5_MAX_MEMIC_PAGES); - unsigned long *steering_sw_icm_alloc_blocks; - unsigned long *header_modify_sw_icm_alloc_blocks; }; struct mlx5_read_counters_attr { @@ -1475,4 +1476,18 @@ int bfregn_to_uar_index(struct mlx5_ib_dev *dev, bool dyn_bfreg); int mlx5_ib_qp_set_counter(struct ib_qp *qp, struct rdma_counter *counter); + +static inline bool mlx5_ib_can_use_umr(struct mlx5_ib_dev *dev, + bool do_modify_atomic) +{ + if (MLX5_CAP_GEN(dev->mdev, umr_modify_entity_size_disabled)) + return false; + + if (do_modify_atomic && + MLX5_CAP_GEN(dev->mdev, atomic) && + MLX5_CAP_GEN(dev->mdev, umr_modify_atomic_disabled)) + return false; + + return true; +} #endif /* MLX5_IB_H */ diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index b74fad08412f..3401f5f6792e 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -1293,9 +1293,7 @@ struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, if (err < 0) return ERR_PTR(err); - use_umr = !MLX5_CAP_GEN(dev->mdev, umr_modify_entity_size_disabled) && - (!MLX5_CAP_GEN(dev->mdev, umr_modify_atomic_disabled) || - !MLX5_CAP_GEN(dev->mdev, atomic)); + use_umr = mlx5_ib_can_use_umr(dev, true); if (order <= mr_cache_max_order(dev) && use_umr) { mr = alloc_mr_from_cache(pd, umem, virt_addr, length, ncont, @@ -1448,7 +1446,8 @@ int mlx5_ib_rereg_user_mr(struct ib_mr *ib_mr, int flags, u64 start, goto err; } - if (flags & IB_MR_REREG_TRANS && !use_umr_mtt_update(mr, addr, len)) { + if (!mlx5_ib_can_use_umr(dev, true) || + (flags & IB_MR_REREG_TRANS && !use_umr_mtt_update(mr, addr, len))) { /* * UMR can't be used - MKey needs to be replaced. */ diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index 81da82050d05..0a59912a4cef 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -301,7 +301,8 @@ void mlx5_ib_internal_fill_odp_caps(struct mlx5_ib_dev *dev) memset(caps, 0, sizeof(*caps)); - if (!MLX5_CAP_GEN(dev->mdev, pg)) + if (!MLX5_CAP_GEN(dev->mdev, pg) || + !mlx5_ib_can_use_umr(dev, true)) return; caps->general_caps = IB_ODP_SUPPORT; @@ -355,7 +356,8 @@ void mlx5_ib_internal_fill_odp_caps(struct mlx5_ib_dev *dev) if (MLX5_CAP_GEN(dev->mdev, fixed_buffer_size) && MLX5_CAP_GEN(dev->mdev, null_mkey) && - MLX5_CAP_GEN(dev->mdev, umr_extended_translation_offset)) + MLX5_CAP_GEN(dev->mdev, umr_extended_translation_offset) && + !MLX5_CAP_GEN(dev->mdev, umr_indirect_mkey_disabled)) caps->general_caps |= IB_ODP_SUPPORT_IMPLICIT; return; @@ -579,7 +581,6 @@ static int pagefault_mr(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr, u32 flags) { int npages = 0, current_seq, page_shift, ret, np; - bool implicit = false; struct ib_umem_odp *odp_mr = to_ib_umem_odp(mr->umem); bool downgrade = flags & MLX5_PF_FLAGS_DOWNGRADE; bool prefetch = flags & MLX5_PF_FLAGS_PREFETCH; @@ -594,7 +595,6 @@ static int pagefault_mr(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr, if (IS_ERR(odp)) return PTR_ERR(odp); mr = odp->private; - implicit = true; } else { odp = odp_mr; } @@ -682,19 +682,15 @@ next_mr: out: if (ret == -EAGAIN) { - if (implicit || !odp->dying) { - unsigned long timeout = - msecs_to_jiffies(MMU_NOTIFIER_TIMEOUT); - - if (!wait_for_completion_timeout( - &odp->notifier_completion, - timeout)) { - mlx5_ib_warn(dev, "timeout waiting for mmu notifier. seq %d against %d. notifiers_count=%d\n", - current_seq, odp->notifiers_seq, odp->notifiers_count); - } - } else { - /* The MR is being killed, kill the QP as well. */ - ret = -EFAULT; + unsigned long timeout = msecs_to_jiffies(MMU_NOTIFIER_TIMEOUT); + + if (!wait_for_completion_timeout(&odp->notifier_completion, + timeout)) { + mlx5_ib_warn( + dev, + "timeout waiting for mmu notifier. seq %d against %d. notifiers_count=%d\n", + current_seq, odp->notifiers_seq, + odp->notifiers_count); } } @@ -1628,8 +1624,10 @@ int mlx5_ib_odp_init_one(struct mlx5_ib_dev *dev) { int ret = 0; - if (dev->odp_caps.general_caps & IB_ODP_SUPPORT) - ib_set_device_ops(&dev->ib_dev, &mlx5_ib_dev_odp_ops); + if (!(dev->odp_caps.general_caps & IB_ODP_SUPPORT)) + return ret; + + ib_set_device_ops(&dev->ib_dev, &mlx5_ib_dev_odp_ops); if (dev->odp_caps.general_caps & IB_ODP_SUPPORT_IMPLICIT) { ret = mlx5_cmd_null_mkey(dev->mdev, &dev->null_mkey); @@ -1639,9 +1637,6 @@ int mlx5_ib_odp_init_one(struct mlx5_ib_dev *dev) } } - if (!MLX5_CAP_GEN(dev->mdev, pg)) - return ret; - ret = mlx5_ib_create_pf_eq(dev, &dev->odp_pf_eq); return ret; @@ -1649,7 +1644,7 @@ int mlx5_ib_odp_init_one(struct mlx5_ib_dev *dev) void mlx5_ib_odp_cleanup_one(struct mlx5_ib_dev *dev) { - if (!MLX5_CAP_GEN(dev->mdev, pg)) + if (!(dev->odp_caps.general_caps & IB_ODP_SUPPORT)) return; mlx5_ib_destroy_pf_eq(dev, &dev->odp_pf_eq); diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 379328b2598f..72869ff4a334 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -4162,7 +4162,7 @@ static u64 get_xlt_octo(u64 bytes) MLX5_IB_UMR_OCTOWORD; } -static __be64 frwr_mkey_mask(void) +static __be64 frwr_mkey_mask(bool atomic) { u64 result; @@ -4175,10 +4175,12 @@ static __be64 frwr_mkey_mask(void) MLX5_MKEY_MASK_LW | MLX5_MKEY_MASK_RR | MLX5_MKEY_MASK_RW | - MLX5_MKEY_MASK_A | MLX5_MKEY_MASK_SMALL_FENCE | MLX5_MKEY_MASK_FREE; + if (atomic) + result |= MLX5_MKEY_MASK_A; + return cpu_to_be64(result); } @@ -4204,7 +4206,7 @@ static __be64 sig_mkey_mask(void) } static void set_reg_umr_seg(struct mlx5_wqe_umr_ctrl_seg *umr, - struct mlx5_ib_mr *mr, u8 flags) + struct mlx5_ib_mr *mr, u8 flags, bool atomic) { int size = (mr->ndescs + mr->meta_ndescs) * mr->desc_size; @@ -4212,7 +4214,7 @@ static void set_reg_umr_seg(struct mlx5_wqe_umr_ctrl_seg *umr, umr->flags = flags; umr->xlt_octowords = cpu_to_be16(get_xlt_octo(size)); - umr->mkey_mask = frwr_mkey_mask(); + umr->mkey_mask = frwr_mkey_mask(atomic); } static void set_linv_umr_seg(struct mlx5_wqe_umr_ctrl_seg *umr) @@ -4811,10 +4813,22 @@ static int set_reg_wr(struct mlx5_ib_qp *qp, { struct mlx5_ib_mr *mr = to_mmr(wr->mr); struct mlx5_ib_pd *pd = to_mpd(qp->ibqp.pd); + struct mlx5_ib_dev *dev = to_mdev(pd->ibpd.device); int mr_list_size = (mr->ndescs + mr->meta_ndescs) * mr->desc_size; bool umr_inline = mr_list_size <= MLX5_IB_SQ_UMR_INLINE_THRESHOLD; + bool atomic = wr->access & IB_ACCESS_REMOTE_ATOMIC; u8 flags = 0; + if (!mlx5_ib_can_use_umr(dev, atomic)) { + mlx5_ib_warn(to_mdev(qp->ibqp.device), + "Fast update of %s for MR is disabled\n", + (MLX5_CAP_GEN(dev->mdev, + umr_modify_entity_size_disabled)) ? + "entity size" : + "atomic access"); + return -EINVAL; + } + if (unlikely(wr->wr.send_flags & IB_SEND_INLINE)) { mlx5_ib_warn(to_mdev(qp->ibqp.device), "Invalid IB_SEND_INLINE send flag\n"); @@ -4826,7 +4840,7 @@ static int set_reg_wr(struct mlx5_ib_qp *qp, if (umr_inline) flags |= MLX5_UMR_INLINE; - set_reg_umr_seg(*seg, mr, flags); + set_reg_umr_seg(*seg, mr, flags, atomic); *seg += sizeof(struct mlx5_wqe_umr_ctrl_seg); *size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16; handle_post_send_edge(&qp->sq, seg, *size, cur_edge); diff --git a/drivers/infiniband/hw/mlx5/srq_cmd.c b/drivers/infiniband/hw/mlx5/srq_cmd.c index b0d0687c7a68..8fc3630a9d4c 100644 --- a/drivers/infiniband/hw/mlx5/srq_cmd.c +++ b/drivers/infiniband/hw/mlx5/srq_cmd.c @@ -86,7 +86,7 @@ struct mlx5_core_srq *mlx5_cmd_get_srq(struct mlx5_ib_dev *dev, u32 srqn) xa_lock(&table->array); srq = xa_load(&table->array, srqn); if (srq) - atomic_inc(&srq->common.refcount); + refcount_inc(&srq->common.refcount); xa_unlock(&table->array); return srq; @@ -592,7 +592,7 @@ int mlx5_cmd_create_srq(struct mlx5_ib_dev *dev, struct mlx5_core_srq *srq, if (err) return err; - atomic_set(&srq->common.refcount, 1); + refcount_set(&srq->common.refcount, 1); init_completion(&srq->common.free); err = xa_err(xa_store_irq(&table->array, srq->srqn, srq, GFP_KERNEL)); @@ -675,7 +675,7 @@ static int srq_event_notifier(struct notifier_block *nb, xa_lock(&table->array); srq = xa_load(&table->array, srqn); if (srq) - atomic_inc(&srq->common.refcount); + refcount_inc(&srq->common.refcount); xa_unlock(&table->array); if (!srq) |
