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From: Michael Baum <michaelba@nvidia.com>
To: dev@dpdk.org
Cc: Matan Azrad <matan@nvidia.com>,
	Raslan Darawsheh <rasland@nvidia.com>,
	Viacheslav Ovsiienko <viacheslavo@nvidia.com>
Subject: [dpdk-dev] [PATCH v3 10/19] net/mlx5: move Rx CQ creation to common
Date: Wed,  6 Jan 2021 08:19:32 +0000
Message-ID: <1609921181-5019-11-git-send-email-michaelba@nvidia.com> (raw)
In-Reply-To: <1609921181-5019-1-git-send-email-michaelba@nvidia.com>

Using common function for Rx CQ creation.

Signed-off-by: Michael Baum <michaelba@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>
---
 drivers/net/mlx5/mlx5.c      |   8 ---
 drivers/net/mlx5/mlx5.h      |   3 +-
 drivers/net/mlx5/mlx5_devx.c | 142 +++++++++++++------------------------------
 drivers/net/mlx5/mlx5_rxtx.h |   4 --
 4 files changed, 42 insertions(+), 115 deletions(-)

diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index 91492c5..c0a36d6 100644
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -936,14 +936,6 @@ struct mlx5_dev_ctx_shared *
 		goto error;
 	}
 	if (sh->devx) {
-		/* Query the EQN for this core. */
-		err = mlx5_glue->devx_query_eqn(sh->ctx, 0, &sh->eqn);
-		if (err) {
-			rte_errno = errno;
-			DRV_LOG(ERR, "Failed to query event queue number %d.",
-				rte_errno);
-			goto error;
-		}
 		err = mlx5_os_get_pdn(sh->pd, &sh->pdn);
 		if (err) {
 			DRV_LOG(ERR, "Fail to extract pdn from PD");
diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h
index e61154b..079cbca 100644
--- a/drivers/net/mlx5/mlx5.h
+++ b/drivers/net/mlx5/mlx5.h
@@ -683,7 +683,6 @@ struct mlx5_dev_ctx_shared {
 	uint16_t bond_dev; /* Bond primary device id. */
 	uint32_t devx:1; /* Opened with DV. */
 	uint32_t flow_hit_aso_en:1; /* Flow Hit ASO is supported. */
-	uint32_t eqn; /* Event Queue number. */
 	uint32_t max_port; /* Maximal IB device port index. */
 	void *ctx; /* Verbs/DV/DevX context. */
 	void *pd; /* Protection Domain. */
@@ -791,7 +790,7 @@ struct mlx5_rxq_obj {
 		};
 		struct {
 			struct mlx5_devx_obj *rq; /* DevX Rx Queue object. */
-			struct mlx5_devx_obj *devx_cq; /* DevX CQ object. */
+			struct mlx5_devx_cq cq_obj; /* DevX CQ object. */
 			void *devx_channel;
 		};
 	};
diff --git a/drivers/net/mlx5/mlx5_devx.c b/drivers/net/mlx5/mlx5_devx.c
index af0383c..913f169 100644
--- a/drivers/net/mlx5/mlx5_devx.c
+++ b/drivers/net/mlx5/mlx5_devx.c
@@ -172,30 +172,17 @@
 }
 
 /**
- * Release the resources allocated for the Rx CQ DevX object.
+ * Destroy the Rx queue DevX object.
  *
- * @param rxq_ctrl
- *   DevX Rx queue object.
+ * @param rxq_obj
+ *   Rxq object to destroy.
  */
 static void
-mlx5_rxq_release_devx_cq_resources(struct mlx5_rxq_ctrl *rxq_ctrl)
+mlx5_rxq_release_devx_resources(struct mlx5_rxq_ctrl *rxq_ctrl)
 {
-	struct mlx5_devx_dbr_page *dbr_page = rxq_ctrl->cq_dbrec_page;
-
-	if (rxq_ctrl->cq_umem) {
-		mlx5_os_umem_dereg(rxq_ctrl->cq_umem);
-		rxq_ctrl->cq_umem = NULL;
-	}
-	if (rxq_ctrl->rxq.cqes) {
-		rte_free((void *)(uintptr_t)rxq_ctrl->rxq.cqes);
-		rxq_ctrl->rxq.cqes = NULL;
-	}
-	if (dbr_page) {
-		claim_zero(mlx5_release_dbr(&rxq_ctrl->priv->dbrpgs,
-					    mlx5_os_get_umem_id(dbr_page->umem),
-					    rxq_ctrl->cq_dbr_offset));
-		rxq_ctrl->cq_dbrec_page = NULL;
-	}
+	mlx5_rxq_release_devx_rq_resources(rxq_ctrl);
+	mlx5_devx_cq_destroy(&rxq_ctrl->obj->cq_obj);
+	memset(&rxq_ctrl->obj->cq_obj, 0, sizeof(rxq_ctrl->obj->cq_obj));
 }
 
 /**
@@ -213,14 +200,12 @@
 		mlx5_devx_modify_rq(rxq_obj, MLX5_RXQ_MOD_RDY2RST);
 		claim_zero(mlx5_devx_cmd_destroy(rxq_obj->rq));
 	} else {
-		MLX5_ASSERT(rxq_obj->devx_cq);
+		MLX5_ASSERT(rxq_obj->cq_obj);
 		claim_zero(mlx5_devx_cmd_destroy(rxq_obj->rq));
-		claim_zero(mlx5_devx_cmd_destroy(rxq_obj->devx_cq));
 		if (rxq_obj->devx_channel)
 			mlx5_os_devx_destroy_event_channel
 							(rxq_obj->devx_channel);
-		mlx5_rxq_release_devx_rq_resources(rxq_obj->rxq_ctrl);
-		mlx5_rxq_release_devx_cq_resources(rxq_obj->rxq_ctrl);
+		mlx5_rxq_release_devx_resources(rxq_obj->rxq_ctrl);
 	}
 }
 
@@ -249,7 +234,7 @@
 		rte_errno = errno;
 		return -rte_errno;
 	}
-	if (out.event_resp.cookie != (uint64_t)(uintptr_t)rxq_obj->devx_cq) {
+	if (out.event_resp.cookie != (uint64_t)(uintptr_t)rxq_obj->cq_obj.cq) {
 		rte_errno = EINVAL;
 		return -rte_errno;
 	}
@@ -327,7 +312,7 @@
 		container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
 	struct mlx5_devx_create_rq_attr rq_attr = { 0 };
 	uint32_t wqe_n = 1 << (rxq_data->elts_n - rxq_data->sges_n);
-	uint32_t cqn = rxq_ctrl->obj->devx_cq->id;
+	uint32_t cqn = rxq_ctrl->obj->cq_obj.cq->id;
 	struct mlx5_devx_dbr_page *dbr_page;
 	int64_t dbr_offset;
 	uint32_t wq_size = 0;
@@ -410,31 +395,23 @@
  *   Queue index in DPDK Rx queue array.
  *
  * @return
- *   The DevX CQ object initialized, NULL otherwise and rte_errno is set.
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
-static struct mlx5_devx_obj *
+static int
 mlx5_rxq_create_devx_cq_resources(struct rte_eth_dev *dev, uint16_t idx)
 {
-	struct mlx5_devx_obj *cq_obj = 0;
+	struct mlx5_devx_cq *cq_obj = 0;
 	struct mlx5_devx_cq_attr cq_attr = { 0 };
 	struct mlx5_priv *priv = dev->data->dev_private;
+	struct mlx5_dev_ctx_shared *sh = priv->sh;
 	struct mlx5_rxq_data *rxq_data = (*priv->rxqs)[idx];
 	struct mlx5_rxq_ctrl *rxq_ctrl =
 		container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
-	size_t page_size = rte_mem_page_size();
 	unsigned int cqe_n = mlx5_rxq_cqe_num(rxq_data);
-	struct mlx5_devx_dbr_page *dbr_page;
-	int64_t dbr_offset;
-	void *buf = NULL;
-	uint16_t event_nums[1] = {0};
 	uint32_t log_cqe_n;
-	uint32_t cq_size;
+	uint16_t event_nums[1] = { 0 };
 	int ret = 0;
 
-	if (page_size == (size_t)-1) {
-		DRV_LOG(ERR, "Failed to get page_size.");
-		goto error;
-	}
 	if (priv->config.cqe_comp && !rxq_data->hw_timestamp &&
 	    !rxq_data->lro) {
 		cq_attr.cqe_comp_en = 1u;
@@ -487,71 +464,37 @@
 			"Port %u Rx CQE compression is disabled for LRO.",
 			dev->data->port_id);
 	}
+	cq_attr.uar_page_id = mlx5_os_get_devx_uar_page_id(sh->devx_rx_uar);
 	log_cqe_n = log2above(cqe_n);
-	cq_size = sizeof(struct mlx5_cqe) * (1 << log_cqe_n);
-	buf = rte_calloc_socket(__func__, 1, cq_size, page_size,
-				rxq_ctrl->socket);
-	if (!buf) {
-		DRV_LOG(ERR, "Failed to allocate memory for CQ.");
-		goto error;
-	}
-	rxq_data->cqes = (volatile struct mlx5_cqe (*)[])(uintptr_t)buf;
-	rxq_ctrl->cq_umem = mlx5_os_umem_reg(priv->sh->ctx, buf,
-						     cq_size,
-						     IBV_ACCESS_LOCAL_WRITE);
-	if (!rxq_ctrl->cq_umem) {
-		DRV_LOG(ERR, "Failed to register umem for CQ.");
-		goto error;
-	}
-	/* Allocate CQ door-bell. */
-	dbr_offset = mlx5_get_dbr(priv->sh->ctx, &priv->dbrpgs, &dbr_page);
-	if (dbr_offset < 0) {
-		DRV_LOG(ERR, "Failed to allocate CQ door-bell.");
-		goto error;
-	}
-	rxq_ctrl->cq_dbr_offset = dbr_offset;
-	rxq_ctrl->cq_dbrec_page = dbr_page;
-	rxq_data->cq_db = (uint32_t *)((uintptr_t)dbr_page->dbrs +
-			  (uintptr_t)rxq_ctrl->cq_dbr_offset);
-	rxq_data->cq_uar =
-			mlx5_os_get_devx_uar_base_addr(priv->sh->devx_rx_uar);
 	/* Create CQ using DevX API. */
-	cq_attr.eqn = priv->sh->eqn;
-	cq_attr.uar_page_id =
-			mlx5_os_get_devx_uar_page_id(priv->sh->devx_rx_uar);
-	cq_attr.q_umem_id = mlx5_os_get_umem_id(rxq_ctrl->cq_umem);
-	cq_attr.q_umem_valid = 1;
-	cq_attr.log_cq_size = log_cqe_n;
-	cq_attr.log_page_size = rte_log2_u32(page_size);
-	cq_attr.db_umem_offset = rxq_ctrl->cq_dbr_offset;
-	cq_attr.db_umem_id = mlx5_os_get_umem_id(dbr_page->umem);
-	cq_attr.db_umem_valid = 1;
-	cq_obj = mlx5_devx_cmd_create_cq(priv->sh->ctx, &cq_attr);
-	if (!cq_obj)
-		goto error;
+	ret = mlx5_devx_cq_create(sh->ctx, &rxq_ctrl->obj->cq_obj, log_cqe_n,
+				  &cq_attr, sh->numa_node);
+	if (ret)
+		return ret;
+	cq_obj = &rxq_ctrl->obj->cq_obj;
+	rxq_data->cqes = (volatile struct mlx5_cqe (*)[])
+							(uintptr_t)cq_obj->cqes;
+	rxq_data->cq_db = cq_obj->db_rec;
+	rxq_data->cq_uar = mlx5_os_get_devx_uar_base_addr(sh->devx_rx_uar);
 	rxq_data->cqe_n = log_cqe_n;
-	rxq_data->cqn = cq_obj->id;
+	rxq_data->cqn = cq_obj->cq->id;
 	if (rxq_ctrl->obj->devx_channel) {
 		ret = mlx5_os_devx_subscribe_devx_event
-						(rxq_ctrl->obj->devx_channel,
-						 cq_obj->obj,
-						 sizeof(event_nums),
-						 event_nums,
-						 (uint64_t)(uintptr_t)cq_obj);
+					      (rxq_ctrl->obj->devx_channel,
+					       cq_obj->cq->obj,
+					       sizeof(event_nums),
+					       event_nums,
+					       (uint64_t)(uintptr_t)cq_obj->cq);
 		if (ret) {
 			DRV_LOG(ERR, "Fail to subscribe CQ to event channel.");
-			rte_errno = errno;
-			goto error;
+			ret = errno;
+			mlx5_devx_cq_destroy(cq_obj);
+			memset(cq_obj, 0, sizeof(*cq_obj));
+			rte_errno = ret;
+			return -ret;
 		}
 	}
-	/* Initialise CQ to 1's to mark HW ownership for all CQEs. */
-	memset((void *)(uintptr_t)rxq_data->cqes, 0xFF, cq_size);
-	return cq_obj;
-error:
-	if (cq_obj)
-		mlx5_devx_cmd_destroy(cq_obj);
-	mlx5_rxq_release_devx_cq_resources(rxq_ctrl);
-	return NULL;
+	return 0;
 }
 
 /**
@@ -655,8 +598,8 @@
 		tmpl->fd = mlx5_os_get_devx_channel_fd(tmpl->devx_channel);
 	}
 	/* Create CQ using DevX API. */
-	tmpl->devx_cq = mlx5_rxq_create_devx_cq_resources(dev, idx);
-	if (!tmpl->devx_cq) {
+	ret = mlx5_rxq_create_devx_cq_resources(dev, idx);
+	if (ret) {
 		DRV_LOG(ERR, "Failed to create CQ.");
 		goto error;
 	}
@@ -682,12 +625,9 @@
 	ret = rte_errno; /* Save rte_errno before cleanup. */
 	if (tmpl->rq)
 		claim_zero(mlx5_devx_cmd_destroy(tmpl->rq));
-	if (tmpl->devx_cq)
-		claim_zero(mlx5_devx_cmd_destroy(tmpl->devx_cq));
 	if (tmpl->devx_channel)
 		mlx5_os_devx_destroy_event_channel(tmpl->devx_channel);
-	mlx5_rxq_release_devx_rq_resources(rxq_ctrl);
-	mlx5_rxq_release_devx_cq_resources(rxq_ctrl);
+	mlx5_rxq_release_devx_resources(rxq_ctrl);
 	rte_errno = ret; /* Restore rte_errno. */
 	return -rte_errno;
 }
diff --git a/drivers/net/mlx5/mlx5_rxtx.h b/drivers/net/mlx5/mlx5_rxtx.h
index 1e9345a..aba9541 100644
--- a/drivers/net/mlx5/mlx5_rxtx.h
+++ b/drivers/net/mlx5/mlx5_rxtx.h
@@ -196,11 +196,7 @@ struct mlx5_rxq_ctrl {
 	struct mlx5_devx_dbr_page *rq_dbrec_page;
 	uint64_t rq_dbr_offset;
 	/* Storing RQ door-bell information, needed when freeing door-bell. */
-	struct mlx5_devx_dbr_page *cq_dbrec_page;
-	uint64_t cq_dbr_offset;
-	/* Storing CQ door-bell information, needed when freeing door-bell. */
 	void *wq_umem; /* WQ buffer registration info. */
-	void *cq_umem; /* CQ buffer registration info. */
 	struct rte_eth_hairpin_conf hairpin_conf; /* Hairpin configuration. */
 	uint32_t hairpin_status; /* Hairpin binding status. */
 };
-- 
1.8.3.1


  parent reply	other threads:[~2021-01-06  8:21 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-17 11:44 [dpdk-dev] [PATCH 00/17] common/mlx5: share DevX resources creations Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 01/17] net/mlx5: fix ASO SQ creation error flow Michael Baum
2020-12-29  8:52   ` [dpdk-dev] [PATCH v2 00/17] common/mlx5: share DevX resources creations Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 01/17] net/mlx5: fix ASO SQ creation error flow Michael Baum
2021-01-06  8:19       ` [dpdk-dev] [PATCH v3 00/19] common/mlx5: share DevX resources creations Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 01/19] common/mlx5: fix completion queue entry size configuration Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 02/19] net/mlx5: remove CQE padding device argument Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 03/19] net/mlx5: fix ASO SQ creation error flow Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 04/19] common/mlx5: share DevX CQ creation Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 05/19] regex/mlx5: move DevX CQ creation to common Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 06/19] vdpa/mlx5: " Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 07/19] net/mlx5: move rearm and clock queue " Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 08/19] net/mlx5: move ASO " Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 09/19] net/mlx5: move Tx " Michael Baum
2021-01-06  8:19         ` Michael Baum [this message]
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 11/19] common/mlx5: enhance page size configuration Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 12/19] common/mlx5: share DevX SQ creation Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 13/19] regex/mlx5: move DevX SQ creation to common Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 14/19] net/mlx5: move rearm and clock queue " Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 15/19] net/mlx5: move Tx " Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 16/19] net/mlx5: move ASO " Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 17/19] common/mlx5: share DevX RQ creation Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 18/19] net/mlx5: move Rx RQ creation to common Michael Baum
2021-01-06  8:19         ` [dpdk-dev] [PATCH v3 19/19] common/mlx5: remove doorbell allocation API Michael Baum
2021-01-12 21:39         ` [dpdk-dev] [PATCH v3 00/19] common/mlx5: share DevX resources creations Thomas Monjalon
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 02/17] common/mlx5: share DevX CQ creation Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 03/17] regex/mlx5: move DevX CQ creation to common Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 04/17] vdpa/mlx5: " Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 05/17] net/mlx5: move rearm and clock queue " Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 06/17] net/mlx5: move ASO " Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 07/17] net/mlx5: move Tx " Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 08/17] net/mlx5: move Rx " Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 09/17] common/mlx5: enhance page size configuration Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 10/17] common/mlx5: share DevX SQ creation Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 11/17] regex/mlx5: move DevX SQ creation to common Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 12/17] net/mlx5: move rearm and clock queue " Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 13/17] net/mlx5: move Tx " Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 14/17] net/mlx5: move ASO " Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 15/17] common/mlx5: share DevX RQ creation Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 16/17] net/mlx5: move Rx RQ creation to common Michael Baum
2020-12-29  8:52     ` [dpdk-dev] [PATCH v2 17/17] common/mlx5: remove doorbell allocation API Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 02/17] common/mlx5: share DevX CQ creation Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 03/17] regex/mlx5: move DevX CQ creation to common Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 04/17] vdpa/mlx5: " Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 05/17] net/mlx5: move rearm and clock queue " Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 06/17] net/mlx5: move ASO " Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 07/17] net/mlx5: move Tx " Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 08/17] net/mlx5: move Rx " Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 09/17] common/mlx5: enhance page size configuration Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 10/17] common/mlx5: share DevX SQ creation Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 11/17] regex/mlx5: move DevX SQ creation to common Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 12/17] net/mlx5: move rearm and clock queue " Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 13/17] net/mlx5: move Tx " Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 14/17] net/mlx5: move ASO " Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 15/17] common/mlx5: share DevX RQ creation Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 16/17] net/mlx5: move Rx RQ creation to common Michael Baum
2020-12-17 11:44 ` [dpdk-dev] [PATCH 17/17] common/mlx5: remove doorbell allocation API Michael Baum

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  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

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  via mailto: links, try the mailto: link

DPDK patches and discussions

This inbox may be cloned and mirrored by anyone:

	git clone --mirror http://inbox.dpdk.org/dev/0 dev/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 dev dev/ http://inbox.dpdk.org/dev \
		dev@dpdk.org
	public-inbox-index dev

Example config snippet for mirrors.
Newsgroup available over NNTP:
	nntp://inbox.dpdk.org/inbox.dpdk.dev


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git