Lines Matching refs:queue
73 struct nvme_rdma_queue *queue; member
158 static inline int nvme_rdma_queue_idx(struct nvme_rdma_queue *queue) in nvme_rdma_queue_idx() argument
160 return queue - queue->ctrl->queues; in nvme_rdma_queue_idx()
163 static bool nvme_rdma_poll_queue(struct nvme_rdma_queue *queue) in nvme_rdma_poll_queue() argument
165 return nvme_rdma_queue_idx(queue) > in nvme_rdma_poll_queue()
166 queue->ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_rdma_poll_queue()
167 queue->ctrl->io_queues[HCTX_TYPE_READ]; in nvme_rdma_poll_queue()
170 static inline size_t nvme_rdma_inline_data_size(struct nvme_rdma_queue *queue) in nvme_rdma_inline_data_size() argument
172 return queue->cmnd_capsule_len - sizeof(struct nvme_command); in nvme_rdma_inline_data_size()
245 static int nvme_rdma_wait_for_cm(struct nvme_rdma_queue *queue) in nvme_rdma_wait_for_cm() argument
249 ret = wait_for_completion_interruptible_timeout(&queue->cm_done, in nvme_rdma_wait_for_cm()
255 WARN_ON_ONCE(queue->cm_error > 0); in nvme_rdma_wait_for_cm()
256 return queue->cm_error; in nvme_rdma_wait_for_cm()
259 static int nvme_rdma_create_qp(struct nvme_rdma_queue *queue, const int factor) in nvme_rdma_create_qp() argument
261 struct nvme_rdma_device *dev = queue->device; in nvme_rdma_create_qp()
268 init_attr.cap.max_send_wr = factor * queue->queue_size + 1; in nvme_rdma_create_qp()
270 init_attr.cap.max_recv_wr = queue->queue_size + 1; in nvme_rdma_create_qp()
275 init_attr.send_cq = queue->ib_cq; in nvme_rdma_create_qp()
276 init_attr.recv_cq = queue->ib_cq; in nvme_rdma_create_qp()
277 if (queue->pi_support) in nvme_rdma_create_qp()
279 init_attr.qp_context = queue; in nvme_rdma_create_qp()
281 ret = rdma_create_qp(queue->cm_id, dev->pd, &init_attr); in nvme_rdma_create_qp()
283 queue->qp = queue->cm_id->qp; in nvme_rdma_create_qp()
302 struct nvme_rdma_queue *queue = &ctrl->queues[queue_idx]; in nvme_rdma_init_request() local
310 if (queue->pi_support) in nvme_rdma_init_request()
315 req->queue = queue; in nvme_rdma_init_request()
324 struct nvme_rdma_queue *queue = &ctrl->queues[hctx_idx + 1]; in nvme_rdma_init_hctx() local
328 hctx->driver_data = queue; in nvme_rdma_init_hctx()
336 struct nvme_rdma_queue *queue = &ctrl->queues[0]; in nvme_rdma_init_admin_hctx() local
340 hctx->driver_data = queue; in nvme_rdma_init_admin_hctx()
414 static void nvme_rdma_free_cq(struct nvme_rdma_queue *queue) in nvme_rdma_free_cq() argument
416 if (nvme_rdma_poll_queue(queue)) in nvme_rdma_free_cq()
417 ib_free_cq(queue->ib_cq); in nvme_rdma_free_cq()
419 ib_cq_pool_put(queue->ib_cq, queue->cq_size); in nvme_rdma_free_cq()
422 static void nvme_rdma_destroy_queue_ib(struct nvme_rdma_queue *queue) in nvme_rdma_destroy_queue_ib() argument
427 if (!test_and_clear_bit(NVME_RDMA_Q_TR_READY, &queue->flags)) in nvme_rdma_destroy_queue_ib()
430 dev = queue->device; in nvme_rdma_destroy_queue_ib()
433 if (queue->pi_support) in nvme_rdma_destroy_queue_ib()
434 ib_mr_pool_destroy(queue->qp, &queue->qp->sig_mrs); in nvme_rdma_destroy_queue_ib()
435 ib_mr_pool_destroy(queue->qp, &queue->qp->rdma_mrs); in nvme_rdma_destroy_queue_ib()
442 ib_destroy_qp(queue->qp); in nvme_rdma_destroy_queue_ib()
443 nvme_rdma_free_cq(queue); in nvme_rdma_destroy_queue_ib()
445 nvme_rdma_free_ring(ibdev, queue->rsp_ring, queue->queue_size, in nvme_rdma_destroy_queue_ib()
464 struct nvme_rdma_queue *queue) in nvme_rdma_create_cq() argument
466 int ret, comp_vector, idx = nvme_rdma_queue_idx(queue); in nvme_rdma_create_cq()
476 if (nvme_rdma_poll_queue(queue)) { in nvme_rdma_create_cq()
478 queue->ib_cq = ib_alloc_cq(ibdev, queue, queue->cq_size, in nvme_rdma_create_cq()
482 queue->ib_cq = ib_cq_pool_get(ibdev, queue->cq_size, in nvme_rdma_create_cq()
486 if (IS_ERR(queue->ib_cq)) { in nvme_rdma_create_cq()
487 ret = PTR_ERR(queue->ib_cq); in nvme_rdma_create_cq()
494 static int nvme_rdma_create_queue_ib(struct nvme_rdma_queue *queue) in nvme_rdma_create_queue_ib() argument
501 queue->device = nvme_rdma_find_get_device(queue->cm_id); in nvme_rdma_create_queue_ib()
502 if (!queue->device) { in nvme_rdma_create_queue_ib()
503 dev_err(queue->cm_id->device->dev.parent, in nvme_rdma_create_queue_ib()
507 ibdev = queue->device->dev; in nvme_rdma_create_queue_ib()
510 queue->cq_size = cq_factor * queue->queue_size + 1; in nvme_rdma_create_queue_ib()
512 ret = nvme_rdma_create_cq(ibdev, queue); in nvme_rdma_create_queue_ib()
516 ret = nvme_rdma_create_qp(queue, send_wr_factor); in nvme_rdma_create_queue_ib()
520 queue->rsp_ring = nvme_rdma_alloc_ring(ibdev, queue->queue_size, in nvme_rdma_create_queue_ib()
522 if (!queue->rsp_ring) { in nvme_rdma_create_queue_ib()
532 pages_per_mr = nvme_rdma_get_max_fr_pages(ibdev, queue->pi_support) + 1; in nvme_rdma_create_queue_ib()
533 ret = ib_mr_pool_init(queue->qp, &queue->qp->rdma_mrs, in nvme_rdma_create_queue_ib()
534 queue->queue_size, in nvme_rdma_create_queue_ib()
538 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_create_queue_ib()
540 queue->queue_size, nvme_rdma_queue_idx(queue)); in nvme_rdma_create_queue_ib()
544 if (queue->pi_support) { in nvme_rdma_create_queue_ib()
545 ret = ib_mr_pool_init(queue->qp, &queue->qp->sig_mrs, in nvme_rdma_create_queue_ib()
546 queue->queue_size, IB_MR_TYPE_INTEGRITY, in nvme_rdma_create_queue_ib()
549 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_create_queue_ib()
551 queue->queue_size, nvme_rdma_queue_idx(queue)); in nvme_rdma_create_queue_ib()
556 set_bit(NVME_RDMA_Q_TR_READY, &queue->flags); in nvme_rdma_create_queue_ib()
561 ib_mr_pool_destroy(queue->qp, &queue->qp->rdma_mrs); in nvme_rdma_create_queue_ib()
563 nvme_rdma_free_ring(ibdev, queue->rsp_ring, queue->queue_size, in nvme_rdma_create_queue_ib()
566 rdma_destroy_qp(queue->cm_id); in nvme_rdma_create_queue_ib()
568 nvme_rdma_free_cq(queue); in nvme_rdma_create_queue_ib()
570 nvme_rdma_dev_put(queue->device); in nvme_rdma_create_queue_ib()
577 struct nvme_rdma_queue *queue; in nvme_rdma_alloc_queue() local
581 queue = &ctrl->queues[idx]; in nvme_rdma_alloc_queue()
582 queue->ctrl = ctrl; in nvme_rdma_alloc_queue()
584 queue->pi_support = true; in nvme_rdma_alloc_queue()
586 queue->pi_support = false; in nvme_rdma_alloc_queue()
587 init_completion(&queue->cm_done); in nvme_rdma_alloc_queue()
590 queue->cmnd_capsule_len = ctrl->ctrl.ioccsz * 16; in nvme_rdma_alloc_queue()
592 queue->cmnd_capsule_len = sizeof(struct nvme_command); in nvme_rdma_alloc_queue()
594 queue->queue_size = queue_size; in nvme_rdma_alloc_queue()
596 queue->cm_id = rdma_create_id(&init_net, nvme_rdma_cm_handler, queue, in nvme_rdma_alloc_queue()
598 if (IS_ERR(queue->cm_id)) { in nvme_rdma_alloc_queue()
600 "failed to create CM ID: %ld\n", PTR_ERR(queue->cm_id)); in nvme_rdma_alloc_queue()
601 return PTR_ERR(queue->cm_id); in nvme_rdma_alloc_queue()
607 queue->cm_error = -ETIMEDOUT; in nvme_rdma_alloc_queue()
608 ret = rdma_resolve_addr(queue->cm_id, src_addr, in nvme_rdma_alloc_queue()
617 ret = nvme_rdma_wait_for_cm(queue); in nvme_rdma_alloc_queue()
624 set_bit(NVME_RDMA_Q_ALLOCATED, &queue->flags); in nvme_rdma_alloc_queue()
629 rdma_destroy_id(queue->cm_id); in nvme_rdma_alloc_queue()
630 nvme_rdma_destroy_queue_ib(queue); in nvme_rdma_alloc_queue()
634 static void __nvme_rdma_stop_queue(struct nvme_rdma_queue *queue) in __nvme_rdma_stop_queue() argument
636 rdma_disconnect(queue->cm_id); in __nvme_rdma_stop_queue()
637 ib_drain_qp(queue->qp); in __nvme_rdma_stop_queue()
640 static void nvme_rdma_stop_queue(struct nvme_rdma_queue *queue) in nvme_rdma_stop_queue() argument
642 if (!test_and_clear_bit(NVME_RDMA_Q_LIVE, &queue->flags)) in nvme_rdma_stop_queue()
644 __nvme_rdma_stop_queue(queue); in nvme_rdma_stop_queue()
647 static void nvme_rdma_free_queue(struct nvme_rdma_queue *queue) in nvme_rdma_free_queue() argument
649 if (!test_and_clear_bit(NVME_RDMA_Q_ALLOCATED, &queue->flags)) in nvme_rdma_free_queue()
652 nvme_rdma_destroy_queue_ib(queue); in nvme_rdma_free_queue()
653 rdma_destroy_id(queue->cm_id); in nvme_rdma_free_queue()
674 struct nvme_rdma_queue *queue = &ctrl->queues[idx]; in nvme_rdma_start_queue() local
675 bool poll = nvme_rdma_poll_queue(queue); in nvme_rdma_start_queue()
684 set_bit(NVME_RDMA_Q_LIVE, &queue->flags); in nvme_rdma_start_queue()
686 if (test_bit(NVME_RDMA_Q_ALLOCATED, &queue->flags)) in nvme_rdma_start_queue()
687 __nvme_rdma_stop_queue(queue); in nvme_rdma_start_queue()
1214 struct nvme_rdma_queue *queue = wc->qp->qp_context; in nvme_rdma_wr_error() local
1215 struct nvme_rdma_ctrl *ctrl = queue->ctrl; in nvme_rdma_wr_error()
1242 static int nvme_rdma_inv_rkey(struct nvme_rdma_queue *queue, in nvme_rdma_inv_rkey() argument
1256 return ib_post_send(queue->qp, &wr, NULL); in nvme_rdma_inv_rkey()
1259 static void nvme_rdma_unmap_data(struct nvme_rdma_queue *queue, in nvme_rdma_unmap_data() argument
1263 struct nvme_rdma_device *dev = queue->device; in nvme_rdma_unmap_data()
1265 struct list_head *pool = &queue->qp->rdma_mrs; in nvme_rdma_unmap_data()
1278 pool = &queue->qp->sig_mrs; in nvme_rdma_unmap_data()
1281 ib_mr_pool_put(queue->qp, pool, req->mr); in nvme_rdma_unmap_data()
1301 static int nvme_rdma_map_sg_inline(struct nvme_rdma_queue *queue, in nvme_rdma_map_sg_inline() argument
1314 sge->lkey = queue->device->pd->local_dma_lkey; in nvme_rdma_map_sg_inline()
1318 sg->addr = cpu_to_le64(queue->ctrl->ctrl.icdoff); in nvme_rdma_map_sg_inline()
1326 static int nvme_rdma_map_sg_single(struct nvme_rdma_queue *queue, in nvme_rdma_map_sg_single() argument
1333 put_unaligned_le32(queue->device->pd->unsafe_global_rkey, sg->key); in nvme_rdma_map_sg_single()
1338 static int nvme_rdma_map_sg_fr(struct nvme_rdma_queue *queue, in nvme_rdma_map_sg_fr() argument
1345 req->mr = ib_mr_pool_get(queue->qp, &queue->qp->rdma_mrs); in nvme_rdma_map_sg_fr()
1356 ib_mr_pool_put(queue->qp, &queue->qp->rdma_mrs, req->mr); in nvme_rdma_map_sg_fr()
1442 static int nvme_rdma_map_sg_pi(struct nvme_rdma_queue *queue, in nvme_rdma_map_sg_pi() argument
1454 req->mr = ib_mr_pool_get(queue->qp, &queue->qp->sig_mrs); in nvme_rdma_map_sg_pi()
1490 ib_mr_pool_put(queue->qp, &queue->qp->sig_mrs, req->mr); in nvme_rdma_map_sg_pi()
1497 static int nvme_rdma_map_data(struct nvme_rdma_queue *queue, in nvme_rdma_map_data() argument
1501 struct nvme_rdma_device *dev = queue->device; in nvme_rdma_map_data()
1556 ret = nvme_rdma_map_sg_pi(queue, req, c, count, pi_count); in nvme_rdma_map_data()
1561 if (rq_data_dir(rq) == WRITE && nvme_rdma_queue_idx(queue) && in nvme_rdma_map_data()
1562 queue->ctrl->use_inline_data && in nvme_rdma_map_data()
1564 nvme_rdma_inline_data_size(queue)) { in nvme_rdma_map_data()
1565 ret = nvme_rdma_map_sg_inline(queue, req, c, count); in nvme_rdma_map_data()
1570 ret = nvme_rdma_map_sg_single(queue, req, c); in nvme_rdma_map_data()
1575 ret = nvme_rdma_map_sg_fr(queue, req, c, count); in nvme_rdma_map_data()
1611 static int nvme_rdma_post_send(struct nvme_rdma_queue *queue, in nvme_rdma_post_send() argument
1620 sge->lkey = queue->device->pd->local_dma_lkey; in nvme_rdma_post_send()
1634 ret = ib_post_send(queue->qp, first, NULL); in nvme_rdma_post_send()
1636 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_post_send()
1642 static int nvme_rdma_post_recv(struct nvme_rdma_queue *queue, in nvme_rdma_post_recv() argument
1651 list.lkey = queue->device->pd->local_dma_lkey; in nvme_rdma_post_recv()
1660 ret = ib_post_recv(queue->qp, &wr, NULL); in nvme_rdma_post_recv()
1662 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_post_recv()
1668 static struct blk_mq_tags *nvme_rdma_tagset(struct nvme_rdma_queue *queue) in nvme_rdma_tagset() argument
1670 u32 queue_idx = nvme_rdma_queue_idx(queue); in nvme_rdma_tagset()
1673 return queue->ctrl->admin_tag_set.tags[queue_idx]; in nvme_rdma_tagset()
1674 return queue->ctrl->tag_set.tags[queue_idx - 1]; in nvme_rdma_tagset()
1686 struct nvme_rdma_queue *queue = &ctrl->queues[0]; in nvme_rdma_submit_async_event() local
1687 struct ib_device *dev = queue->device->dev; in nvme_rdma_submit_async_event()
1706 ret = nvme_rdma_post_send(queue, sqe, &sge, 1, NULL); in nvme_rdma_submit_async_event()
1710 static void nvme_rdma_process_nvme_rsp(struct nvme_rdma_queue *queue, in nvme_rdma_process_nvme_rsp() argument
1716 rq = blk_mq_tag_to_rq(nvme_rdma_tagset(queue), cqe->command_id); in nvme_rdma_process_nvme_rsp()
1718 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_process_nvme_rsp()
1720 cqe->command_id, queue->qp->qp_num); in nvme_rdma_process_nvme_rsp()
1721 nvme_rdma_error_recovery(queue->ctrl); in nvme_rdma_process_nvme_rsp()
1732 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_process_nvme_rsp()
1735 nvme_rdma_error_recovery(queue->ctrl); in nvme_rdma_process_nvme_rsp()
1740 ret = nvme_rdma_inv_rkey(queue, req); in nvme_rdma_process_nvme_rsp()
1742 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_process_nvme_rsp()
1745 nvme_rdma_error_recovery(queue->ctrl); in nvme_rdma_process_nvme_rsp()
1758 struct nvme_rdma_queue *queue = wc->qp->qp_context; in nvme_rdma_recv_done() local
1759 struct ib_device *ibdev = queue->device->dev; in nvme_rdma_recv_done()
1770 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_recv_done()
1772 nvme_rdma_error_recovery(queue->ctrl); in nvme_rdma_recv_done()
1783 if (unlikely(nvme_is_aen_req(nvme_rdma_queue_idx(queue), in nvme_rdma_recv_done()
1785 nvme_complete_async_event(&queue->ctrl->ctrl, cqe->status, in nvme_rdma_recv_done()
1788 nvme_rdma_process_nvme_rsp(queue, cqe, wc); in nvme_rdma_recv_done()
1791 nvme_rdma_post_recv(queue, qe); in nvme_rdma_recv_done()
1794 static int nvme_rdma_conn_established(struct nvme_rdma_queue *queue) in nvme_rdma_conn_established() argument
1798 for (i = 0; i < queue->queue_size; i++) { in nvme_rdma_conn_established()
1799 ret = nvme_rdma_post_recv(queue, &queue->rsp_ring[i]); in nvme_rdma_conn_established()
1807 nvme_rdma_destroy_queue_ib(queue); in nvme_rdma_conn_established()
1811 static int nvme_rdma_conn_rejected(struct nvme_rdma_queue *queue, in nvme_rdma_conn_rejected() argument
1814 struct rdma_cm_id *cm_id = queue->cm_id; in nvme_rdma_conn_rejected()
1826 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_conn_rejected()
1830 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_conn_rejected()
1837 static int nvme_rdma_addr_resolved(struct nvme_rdma_queue *queue) in nvme_rdma_addr_resolved() argument
1839 struct nvme_ctrl *ctrl = &queue->ctrl->ctrl; in nvme_rdma_addr_resolved()
1842 ret = nvme_rdma_create_queue_ib(queue); in nvme_rdma_addr_resolved()
1847 rdma_set_service_type(queue->cm_id, ctrl->opts->tos); in nvme_rdma_addr_resolved()
1848 ret = rdma_resolve_route(queue->cm_id, NVME_RDMA_CONNECT_TIMEOUT_MS); in nvme_rdma_addr_resolved()
1851 queue->cm_error); in nvme_rdma_addr_resolved()
1858 nvme_rdma_destroy_queue_ib(queue); in nvme_rdma_addr_resolved()
1862 static int nvme_rdma_route_resolved(struct nvme_rdma_queue *queue) in nvme_rdma_route_resolved() argument
1864 struct nvme_rdma_ctrl *ctrl = queue->ctrl; in nvme_rdma_route_resolved()
1869 param.qp_num = queue->qp->qp_num; in nvme_rdma_route_resolved()
1872 param.responder_resources = queue->device->dev->attrs.max_qp_rd_atom; in nvme_rdma_route_resolved()
1880 priv.qid = cpu_to_le16(nvme_rdma_queue_idx(queue)); in nvme_rdma_route_resolved()
1894 priv.hrqsize = cpu_to_le16(queue->queue_size); in nvme_rdma_route_resolved()
1895 priv.hsqsize = cpu_to_le16(queue->ctrl->ctrl.sqsize); in nvme_rdma_route_resolved()
1898 ret = rdma_connect_locked(queue->cm_id, ¶m); in nvme_rdma_route_resolved()
1908 nvme_rdma_destroy_queue_ib(queue); in nvme_rdma_route_resolved()
1915 struct nvme_rdma_queue *queue = cm_id->context; in nvme_rdma_cm_handler() local
1918 dev_dbg(queue->ctrl->ctrl.device, "%s (%d): status %d id %p\n", in nvme_rdma_cm_handler()
1924 cm_error = nvme_rdma_addr_resolved(queue); in nvme_rdma_cm_handler()
1927 cm_error = nvme_rdma_route_resolved(queue); in nvme_rdma_cm_handler()
1930 queue->cm_error = nvme_rdma_conn_established(queue); in nvme_rdma_cm_handler()
1932 complete(&queue->cm_done); in nvme_rdma_cm_handler()
1935 cm_error = nvme_rdma_conn_rejected(queue, ev); in nvme_rdma_cm_handler()
1940 nvme_rdma_destroy_queue_ib(queue); in nvme_rdma_cm_handler()
1943 dev_dbg(queue->ctrl->ctrl.device, in nvme_rdma_cm_handler()
1950 dev_dbg(queue->ctrl->ctrl.device, in nvme_rdma_cm_handler()
1952 nvme_rdma_error_recovery(queue->ctrl); in nvme_rdma_cm_handler()
1958 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_cm_handler()
1960 nvme_rdma_error_recovery(queue->ctrl); in nvme_rdma_cm_handler()
1965 queue->cm_error = cm_error; in nvme_rdma_cm_handler()
1966 complete(&queue->cm_done); in nvme_rdma_cm_handler()
1975 struct nvme_rdma_queue *queue = req->queue; in nvme_rdma_complete_timed_out() local
1977 nvme_rdma_stop_queue(queue); in nvme_rdma_complete_timed_out()
1988 struct nvme_rdma_queue *queue = req->queue; in nvme_rdma_timeout() local
1989 struct nvme_rdma_ctrl *ctrl = queue->ctrl; in nvme_rdma_timeout()
1992 rq->tag, nvme_rdma_queue_idx(queue)); in nvme_rdma_timeout()
2023 struct nvme_ns *ns = hctx->queue->queuedata; in nvme_rdma_queue_rq()
2024 struct nvme_rdma_queue *queue = hctx->driver_data; in nvme_rdma_queue_rq() local
2030 bool queue_ready = test_bit(NVME_RDMA_Q_LIVE, &queue->flags); in nvme_rdma_queue_rq()
2036 if (!nvmf_check_ready(&queue->ctrl->ctrl, rq, queue_ready)) in nvme_rdma_queue_rq()
2037 return nvmf_fail_nonready_command(&queue->ctrl->ctrl, rq); in nvme_rdma_queue_rq()
2039 dev = queue->device->dev; in nvme_rdma_queue_rq()
2058 queue->pi_support && in nvme_rdma_queue_rq()
2066 err = nvme_rdma_map_data(queue, rq, c); in nvme_rdma_queue_rq()
2068 dev_err(queue->ctrl->ctrl.device, in nvme_rdma_queue_rq()
2078 err = nvme_rdma_post_send(queue, sqe, req->sge, req->num_sge, in nvme_rdma_queue_rq()
2086 nvme_rdma_unmap_data(queue, rq); in nvme_rdma_queue_rq()
2101 struct nvme_rdma_queue *queue = hctx->driver_data; in nvme_rdma_poll() local
2103 return ib_process_cq_direct(queue->ib_cq, -1); in nvme_rdma_poll()
2140 struct nvme_rdma_queue *queue = req->queue; in nvme_rdma_complete_rq() local
2141 struct ib_device *ibdev = queue->device->dev; in nvme_rdma_complete_rq()
2146 nvme_rdma_unmap_data(queue, rq); in nvme_rdma_complete_rq()