net/mlx5: remove unnecessary cast
[dpdk.git] / drivers / net / mlx5 / mlx5_rxq.c
index dcb97c2..e04a471 100644 (file)
@@ -156,7 +156,7 @@ rxq_alloc_elts_mprq(struct mlx5_rxq_ctrl *rxq_ctrl)
        }
        DRV_LOG(DEBUG,
                "port %u Rx queue %u allocated and configured %u segments",
-               rxq->port_id, rxq_ctrl->idx, wqe_n);
+               rxq->port_id, rxq->idx, wqe_n);
        return 0;
 error:
        err = rte_errno; /* Save rte_errno before cleanup. */
@@ -168,7 +168,7 @@ error:
                (*rxq->mprq_bufs)[i] = NULL;
        }
        DRV_LOG(DEBUG, "port %u Rx queue %u failed, freed everything",
-               rxq->port_id, rxq_ctrl->idx);
+               rxq->port_id, rxq->idx);
        rte_errno = err; /* Restore rte_errno. */
        return -rte_errno;
 }
@@ -241,7 +241,7 @@ rxq_alloc_elts_sprq(struct mlx5_rxq_ctrl *rxq_ctrl)
        DRV_LOG(DEBUG,
                "port %u Rx queue %u allocated and configured %u segments"
                " (max %u packets)",
-               PORT_ID(rxq_ctrl->priv), rxq_ctrl->idx, elts_n,
+               PORT_ID(rxq_ctrl->priv), rxq_ctrl->rxq.idx, elts_n,
                elts_n / (1 << rxq_ctrl->rxq.sges_n));
        return 0;
 error:
@@ -253,7 +253,7 @@ error:
                (*rxq_ctrl->rxq.elts)[i] = NULL;
        }
        DRV_LOG(DEBUG, "port %u Rx queue %u failed, freed everything",
-               PORT_ID(rxq_ctrl->priv), rxq_ctrl->idx);
+               PORT_ID(rxq_ctrl->priv), rxq_ctrl->rxq.idx);
        rte_errno = err; /* Restore rte_errno. */
        return -rte_errno;
 }
@@ -287,7 +287,7 @@ rxq_free_elts_mprq(struct mlx5_rxq_ctrl *rxq_ctrl)
        uint16_t i;
 
        DRV_LOG(DEBUG, "port %u Multi-Packet Rx queue %u freeing WRs",
-               rxq->port_id, rxq_ctrl->idx);
+               rxq->port_id, rxq->idx);
        if (rxq->mprq_bufs == NULL)
                return;
        assert(mlx5_rxq_check_vec_support(rxq) < 0);
@@ -318,7 +318,7 @@ rxq_free_elts_sprq(struct mlx5_rxq_ctrl *rxq_ctrl)
        uint16_t i;
 
        DRV_LOG(DEBUG, "port %u Rx queue %u freeing WRs",
-               PORT_ID(rxq_ctrl->priv), rxq_ctrl->idx);
+               PORT_ID(rxq_ctrl->priv), rxq->idx);
        if (rxq->elts == NULL)
                return;
        /**
@@ -352,24 +352,6 @@ rxq_free_elts(struct mlx5_rxq_ctrl *rxq_ctrl)
                rxq_free_elts_sprq(rxq_ctrl);
 }
 
-/**
- * Clean up a RX queue.
- *
- * Destroy objects, free allocated memory and reset the structure for reuse.
- *
- * @param rxq_ctrl
- *   Pointer to RX queue structure.
- */
-void
-mlx5_rxq_cleanup(struct mlx5_rxq_ctrl *rxq_ctrl)
-{
-       DRV_LOG(DEBUG, "port %u cleaning up Rx queue %u",
-               PORT_ID(rxq_ctrl->priv), rxq_ctrl->idx);
-       if (rxq_ctrl->ibv)
-               mlx5_rxq_ibv_release(rxq_ctrl->ibv);
-       memset(rxq_ctrl, 0, sizeof(*rxq_ctrl));
-}
-
 /**
  * Returns the per-queue supported offloads.
  *
@@ -415,6 +397,33 @@ mlx5_get_rx_port_offloads(void)
        return offloads;
 }
 
+/**
+ * Verify if the queue can be released.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ * @param idx
+ *   RX queue index.
+ *
+ * @return
+ *   1 if the queue can be released
+ *   0 if the queue can not be released, there are references to it.
+ *   Negative errno and rte_errno is set if queue doesn't exist.
+ */
+static int
+mlx5_rxq_releasable(struct rte_eth_dev *dev, uint16_t idx)
+{
+       struct mlx5_priv *priv = dev->data->dev_private;
+       struct mlx5_rxq_ctrl *rxq_ctrl;
+
+       if (!(*priv->rxqs)[idx]) {
+               rte_errno = EINVAL;
+               return -rte_errno;
+       }
+       rxq_ctrl = container_of((*priv->rxqs)[idx], struct mlx5_rxq_ctrl, rxq);
+       return (rte_atomic32_read(&rxq_ctrl->refcnt) == 1);
+}
+
 /**
  *
  * @param dev
@@ -495,11 +504,68 @@ mlx5_rx_queue_release(void *dpdk_rxq)
                return;
        rxq_ctrl = container_of(rxq, struct mlx5_rxq_ctrl, rxq);
        priv = rxq_ctrl->priv;
-       if (!mlx5_rxq_releasable(ETH_DEV(priv), rxq_ctrl->rxq.stats.idx))
+       if (!mlx5_rxq_releasable(ETH_DEV(priv), rxq_ctrl->rxq.idx))
                rte_panic("port %u Rx queue %u is still used by a flow and"
                          " cannot be removed\n",
-                         PORT_ID(priv), rxq_ctrl->idx);
-       mlx5_rxq_release(ETH_DEV(priv), rxq_ctrl->rxq.stats.idx);
+                         PORT_ID(priv), rxq->idx);
+       mlx5_rxq_release(ETH_DEV(priv), rxq_ctrl->rxq.idx);
+}
+
+/**
+ * Get an Rx queue Verbs object.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ * @param idx
+ *   Queue index in DPDK Rx queue array
+ *
+ * @return
+ *   The Verbs object if it exists.
+ */
+static struct mlx5_rxq_ibv *
+mlx5_rxq_ibv_get(struct rte_eth_dev *dev, uint16_t idx)
+{
+       struct mlx5_priv *priv = dev->data->dev_private;
+       struct mlx5_rxq_data *rxq_data = (*priv->rxqs)[idx];
+       struct mlx5_rxq_ctrl *rxq_ctrl;
+
+       if (idx >= priv->rxqs_n)
+               return NULL;
+       if (!rxq_data)
+               return NULL;
+       rxq_ctrl = container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
+       if (rxq_ctrl->ibv)
+               rte_atomic32_inc(&rxq_ctrl->ibv->refcnt);
+       return rxq_ctrl->ibv;
+}
+
+/**
+ * Release an Rx verbs queue object.
+ *
+ * @param rxq_ibv
+ *   Verbs Rx queue object.
+ *
+ * @return
+ *   1 while a reference on it exists, 0 when freed.
+ */
+static int
+mlx5_rxq_ibv_release(struct mlx5_rxq_ibv *rxq_ibv)
+{
+       assert(rxq_ibv);
+       assert(rxq_ibv->wq);
+       assert(rxq_ibv->cq);
+       if (rte_atomic32_dec_and_test(&rxq_ibv->refcnt)) {
+               rxq_free_elts(rxq_ibv->rxq_ctrl);
+               claim_zero(mlx5_glue->destroy_wq(rxq_ibv->wq));
+               claim_zero(mlx5_glue->destroy_cq(rxq_ibv->cq));
+               if (rxq_ibv->channel)
+                       claim_zero(mlx5_glue->destroy_comp_channel
+                                  (rxq_ibv->channel));
+               LIST_REMOVE(rxq_ibv, next);
+               rte_free(rxq_ibv);
+               return 0;
+       }
+       return 1;
 }
 
 /**
@@ -611,11 +677,12 @@ mlx5_rx_intr_vec_disable(struct rte_eth_dev *dev)
                        continue;
                /**
                 * Need to access directly the queue to release the reference
-                * kept in priv_rx_intr_vec_enable().
+                * kept in mlx5_rx_intr_vec_enable().
                 */
                rxq_data = (*priv->rxqs)[i];
                rxq_ctrl = container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
-               mlx5_rxq_ibv_release(rxq_ctrl->ibv);
+               if (rxq_ctrl->ibv)
+                       mlx5_rxq_ibv_release(rxq_ctrl->ibv);
        }
 free:
        rte_intr_free_epoll_fd(intr_handle);
@@ -730,6 +797,7 @@ mlx5_rx_intr_disable(struct rte_eth_dev *dev, uint16_t rx_queue_id)
        }
        rxq_data->cq_arm_sn++;
        mlx5_glue->ack_cq_events(rxq_ibv->cq, 1);
+       mlx5_rxq_ibv_release(rxq_ibv);
        return 0;
 exit:
        ret = rte_errno; /* Save rte_errno before cleanup. */
@@ -775,7 +843,7 @@ mlx5_rxq_ibv_new(struct rte_eth_dev *dev, uint16_t idx)
        } attr;
        unsigned int cqe_n;
        unsigned int wqe_n = 1 << rxq_data->elts_n;
-       struct mlx5_rxq_ibv *tmpl;
+       struct mlx5_rxq_ibv *tmpl = NULL;
        struct mlx5dv_cq cq_info;
        struct mlx5dv_rwq rwq;
        unsigned int i;
@@ -793,7 +861,7 @@ mlx5_rxq_ibv_new(struct rte_eth_dev *dev, uint16_t idx)
        if (!tmpl) {
                DRV_LOG(ERR,
                        "port %u Rx queue %u cannot allocate verbs resources",
-                       dev->data->port_id, rxq_ctrl->idx);
+                       dev->data->port_id, rxq_data->idx);
                rte_errno = ENOMEM;
                goto error;
        }
@@ -1016,74 +1084,20 @@ mlx5_rxq_ibv_new(struct rte_eth_dev *dev, uint16_t idx)
        priv->verbs_alloc_ctx.type = MLX5_VERBS_ALLOC_TYPE_NONE;
        return tmpl;
 error:
-       ret = rte_errno; /* Save rte_errno before cleanup. */
-       if (tmpl->wq)
-               claim_zero(mlx5_glue->destroy_wq(tmpl->wq));
-       if (tmpl->cq)
-               claim_zero(mlx5_glue->destroy_cq(tmpl->cq));
-       if (tmpl->channel)
-               claim_zero(mlx5_glue->destroy_comp_channel(tmpl->channel));
-       priv->verbs_alloc_ctx.type = MLX5_VERBS_ALLOC_TYPE_NONE;
-       rte_errno = ret; /* Restore rte_errno. */
-       return NULL;
-}
-
-/**
- * Get an Rx queue Verbs object.
- *
- * @param dev
- *   Pointer to Ethernet device.
- * @param idx
- *   Queue index in DPDK Rx queue array
- *
- * @return
- *   The Verbs object if it exists.
- */
-struct mlx5_rxq_ibv *
-mlx5_rxq_ibv_get(struct rte_eth_dev *dev, uint16_t idx)
-{
-       struct mlx5_priv *priv = dev->data->dev_private;
-       struct mlx5_rxq_data *rxq_data = (*priv->rxqs)[idx];
-       struct mlx5_rxq_ctrl *rxq_ctrl;
-
-       if (idx >= priv->rxqs_n)
-               return NULL;
-       if (!rxq_data)
-               return NULL;
-       rxq_ctrl = container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
-       if (rxq_ctrl->ibv) {
-               rte_atomic32_inc(&rxq_ctrl->ibv->refcnt);
-       }
-       return rxq_ctrl->ibv;
-}
-
-/**
- * Release an Rx verbs queue object.
- *
- * @param rxq_ibv
- *   Verbs Rx queue object.
- *
- * @return
- *   1 while a reference on it exists, 0 when freed.
- */
-int
-mlx5_rxq_ibv_release(struct mlx5_rxq_ibv *rxq_ibv)
-{
-       assert(rxq_ibv);
-       assert(rxq_ibv->wq);
-       assert(rxq_ibv->cq);
-       if (rte_atomic32_dec_and_test(&rxq_ibv->refcnt)) {
-               rxq_free_elts(rxq_ibv->rxq_ctrl);
-               claim_zero(mlx5_glue->destroy_wq(rxq_ibv->wq));
-               claim_zero(mlx5_glue->destroy_cq(rxq_ibv->cq));
-               if (rxq_ibv->channel)
+       if (tmpl) {
+               ret = rte_errno; /* Save rte_errno before cleanup. */
+               if (tmpl->wq)
+                       claim_zero(mlx5_glue->destroy_wq(tmpl->wq));
+               if (tmpl->cq)
+                       claim_zero(mlx5_glue->destroy_cq(tmpl->cq));
+               if (tmpl->channel)
                        claim_zero(mlx5_glue->destroy_comp_channel
-                                  (rxq_ibv->channel));
-               LIST_REMOVE(rxq_ibv, next);
-               rte_free(rxq_ibv);
-               return 0;
+                                                       (tmpl->channel));
+               rte_free(tmpl);
+               rte_errno = ret; /* Restore rte_errno. */
        }
-       return 1;
+       priv->verbs_alloc_ctx.type = MLX5_VERBS_ALLOC_TYPE_NONE;
+       return NULL;
 }
 
 /**
@@ -1104,25 +1118,12 @@ mlx5_rxq_ibv_verify(struct rte_eth_dev *dev)
 
        LIST_FOREACH(rxq_ibv, &priv->rxqsibv, next) {
                DRV_LOG(DEBUG, "port %u Verbs Rx queue %u still referenced",
-                       dev->data->port_id, rxq_ibv->rxq_ctrl->idx);
+                       dev->data->port_id, rxq_ibv->rxq_ctrl->rxq.idx);
                ++ret;
        }
        return ret;
 }
 
-/**
- * Return true if a single reference exists on the object.
- *
- * @param rxq_ibv
- *   Verbs Rx queue object.
- */
-int
-mlx5_rxq_ibv_releasable(struct mlx5_rxq_ibv *rxq_ibv)
-{
-       assert(rxq_ibv);
-       return (rte_atomic32_read(&rxq_ibv->refcnt) == 1);
-}
-
 /**
  * Callback function to initialize mbufs for Multi-Packet RQ.
  */
@@ -1272,7 +1273,7 @@ mlx5_mprq_alloc_mp(struct rte_eth_dev *dev)
                                return -rte_errno;
                }
        }
-       snprintf(name, sizeof(name), "%s-mprq", dev->device->name);
+       snprintf(name, sizeof(name), "port-%u-mprq", dev->data->port_id);
        mp = rte_mempool_create(name, obj_num, obj_size, MLX5_MPRQ_MP_CACHE_SZ,
                                0, NULL, NULL, mlx5_mprq_buf_init, NULL,
                                dev->device->numa_node, 0);
@@ -1470,7 +1471,6 @@ mlx5_rxq_new(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc,
        tmpl->rxq.port_id = dev->data->port_id;
        tmpl->priv = priv;
        tmpl->rxq.mp = mp;
-       tmpl->rxq.stats.idx = idx;
        tmpl->rxq.elts_n = log2above(desc);
        tmpl->rxq.rq_repl_thresh =
                MLX5_VPMD_RXQ_RPLNSH_THRESH(1 << tmpl->rxq.elts_n);
@@ -1479,7 +1479,7 @@ mlx5_rxq_new(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc,
 #ifndef RTE_ARCH_64
        tmpl->rxq.uar_lock_cq = &priv->uar_lock_cq;
 #endif
-       tmpl->idx = idx;
+       tmpl->rxq.idx = idx;
        rte_atomic32_inc(&tmpl->refcnt);
        LIST_INSERT_HEAD(&priv->rxqsctrl, tmpl, next);
        return tmpl;
@@ -1494,7 +1494,7 @@ error:
  * @param dev
  *   Pointer to Ethernet device.
  * @param idx
- *   TX queue index.
+ *   RX queue index.
  *
  * @return
  *   A pointer to the queue if it exists, NULL otherwise.
@@ -1521,7 +1521,7 @@ mlx5_rxq_get(struct rte_eth_dev *dev, uint16_t idx)
  * @param dev
  *   Pointer to Ethernet device.
  * @param idx
- *   TX queue index.
+ *   RX queue index.
  *
  * @return
  *   1 while a reference on it exists, 0 when freed.
@@ -1548,32 +1548,6 @@ mlx5_rxq_release(struct rte_eth_dev *dev, uint16_t idx)
        return 1;
 }
 
-/**
- * Verify if the queue can be released.
- *
- * @param dev
- *   Pointer to Ethernet device.
- * @param idx
- *   TX queue index.
- *
- * @return
- *   1 if the queue can be released, negative errno otherwise and rte_errno is
- *   set.
- */
-int
-mlx5_rxq_releasable(struct rte_eth_dev *dev, uint16_t idx)
-{
-       struct mlx5_priv *priv = dev->data->dev_private;
-       struct mlx5_rxq_ctrl *rxq_ctrl;
-
-       if (!(*priv->rxqs)[idx]) {
-               rte_errno = EINVAL;
-               return -rte_errno;
-       }
-       rxq_ctrl = container_of((*priv->rxqs)[idx], struct mlx5_rxq_ctrl, rxq);
-       return (rte_atomic32_read(&rxq_ctrl->refcnt) == 1);
-}
-
 /**
  * Verify the Rx Queue list is empty
  *
@@ -1592,7 +1566,7 @@ mlx5_rxq_verify(struct rte_eth_dev *dev)
 
        LIST_FOREACH(rxq_ctrl, &priv->rxqsctrl, next) {
                DRV_LOG(DEBUG, "port %u Rx Queue %u still referenced",
-                       dev->data->port_id, rxq_ctrl->idx);
+                       dev->data->port_id, rxq_ctrl->rxq.idx);
                ++ret;
        }
        return ret;
@@ -1611,7 +1585,7 @@ mlx5_rxq_verify(struct rte_eth_dev *dev)
  * @return
  *   The Verbs object initialised, NULL otherwise and rte_errno is set.
  */
-struct mlx5_ind_table_ibv *
+static struct mlx5_ind_table_ibv *
 mlx5_ind_table_ibv_new(struct rte_eth_dev *dev, const uint16_t *queues,
                       uint32_t queues_n)
 {
@@ -1675,7 +1649,7 @@ error:
  * @return
  *   An indirection table if found.
  */
-struct mlx5_ind_table_ibv *
+static struct mlx5_ind_table_ibv *
 mlx5_ind_table_ibv_get(struct rte_eth_dev *dev, const uint16_t *queues,
                       uint32_t queues_n)
 {
@@ -1710,7 +1684,7 @@ mlx5_ind_table_ibv_get(struct rte_eth_dev *dev, const uint16_t *queues,
  * @return
  *   1 while a reference on it exists, 0 when freed.
  */
-int
+static int
 mlx5_ind_table_ibv_release(struct rte_eth_dev *dev,
                           struct mlx5_ind_table_ibv *ind_tbl)
 {
@@ -1865,6 +1839,13 @@ mlx5_hrxq_new(struct rte_eth_dev *dev,
        hrxq->rss_key_len = rss_key_len;
        hrxq->hash_fields = hash_fields;
        memcpy(hrxq->rss_key, rss_key, rss_key_len);
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+       hrxq->action = mlx5_glue->dv_create_flow_action_dest_ibv_qp(hrxq->qp);
+       if (!hrxq->action) {
+               rte_errno = errno;
+               goto error;
+       }
+#endif
        rte_atomic32_inc(&hrxq->refcnt);
        LIST_INSERT_HEAD(&priv->hrxqs, hrxq, next);
        return hrxq;
@@ -1940,6 +1921,9 @@ int
 mlx5_hrxq_release(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq)
 {
        if (rte_atomic32_dec_and_test(&hrxq->refcnt)) {
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+               mlx5_glue->destroy_flow_action(hrxq->action);
+#endif
                claim_zero(mlx5_glue->destroy_qp(hrxq->qp));
                mlx5_ind_table_ibv_release(dev, hrxq->ind_table);
                LIST_REMOVE(hrxq, next);
@@ -1984,7 +1968,7 @@ mlx5_hrxq_ibv_verify(struct rte_eth_dev *dev)
  * @return
  *   The Verbs object initialised, NULL otherwise and rte_errno is set.
  */
-struct mlx5_rxq_ibv *
+static struct mlx5_rxq_ibv *
 mlx5_rxq_ibv_drop_new(struct rte_eth_dev *dev)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
@@ -2044,7 +2028,7 @@ error:
  * @return
  *   The Verbs object initialised, NULL otherwise and rte_errno is set.
  */
-void
+static void
 mlx5_rxq_ibv_drop_release(struct rte_eth_dev *dev)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
@@ -2067,7 +2051,7 @@ mlx5_rxq_ibv_drop_release(struct rte_eth_dev *dev)
  * @return
  *   The Verbs object initialised, NULL otherwise and rte_errno is set.
  */
-struct mlx5_ind_table_ibv *
+static struct mlx5_ind_table_ibv *
 mlx5_ind_table_ibv_drop_new(struct rte_eth_dev *dev)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
@@ -2110,7 +2094,7 @@ error:
  * @param dev
  *   Pointer to Ethernet device.
  */
-void
+static void
 mlx5_ind_table_ibv_drop_release(struct rte_eth_dev *dev)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
@@ -2179,6 +2163,13 @@ mlx5_hrxq_drop_new(struct rte_eth_dev *dev)
        }
        hrxq->ind_table = ind_tbl;
        hrxq->qp = qp;
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+       hrxq->action = mlx5_glue->dv_create_flow_action_dest_ibv_qp(hrxq->qp);
+       if (!hrxq->action) {
+               rte_errno = errno;
+               goto error;
+       }
+#endif
        priv->drop_queue.hrxq = hrxq;
        rte_atomic32_set(&hrxq->refcnt, 1);
        return hrxq;
@@ -2201,6 +2192,9 @@ mlx5_hrxq_drop_release(struct rte_eth_dev *dev)
        struct mlx5_hrxq *hrxq = priv->drop_queue.hrxq;
 
        if (rte_atomic32_dec_and_test(&hrxq->refcnt)) {
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+               mlx5_glue->destroy_flow_action(hrxq->action);
+#endif
                claim_zero(mlx5_glue->destroy_qp(hrxq->qp));
                mlx5_ind_table_ibv_drop_release(dev);
                rte_free(hrxq);