net/mlx5: fix flow mark with sampling and metering
[dpdk.git] / drivers / net / mlx5 / mlx5_devx.c
index 5c940ed..105c3d6 100644 (file)
@@ -20,7 +20,8 @@
 
 #include "mlx5.h"
 #include "mlx5_common_os.h"
-#include "mlx5_rxtx.h"
+#include "mlx5_tx.h"
+#include "mlx5_rx.h"
 #include "mlx5_utils.h"
 #include "mlx5_devx.h"
 #include "mlx5_flow.h"
 /**
  * Modify RQ vlan stripping offload
  *
- * @param rxq_obj
- *   Rx queue object.
+ * @param rxq
+ *   Rx queue.
+ * @param on
+ *   Enable/disable VLAN stripping.
  *
  * @return
  *   0 on success, non-0 otherwise
  */
 static int
-mlx5_rxq_obj_modify_rq_vlan_strip(struct mlx5_rxq_obj *rxq_obj, int on)
+mlx5_rxq_obj_modify_rq_vlan_strip(struct mlx5_rxq_priv *rxq, int on)
 {
        struct mlx5_devx_modify_rq_attr rq_attr;
 
@@ -45,14 +48,14 @@ mlx5_rxq_obj_modify_rq_vlan_strip(struct mlx5_rxq_obj *rxq_obj, int on)
        rq_attr.state = MLX5_RQC_STATE_RDY;
        rq_attr.vsd = (on ? 0 : 1);
        rq_attr.modify_bitmask = MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD;
-       return mlx5_devx_cmd_modify_rq(rxq_obj->rq_obj.rq, &rq_attr);
+       return mlx5_devx_cmd_modify_rq(rxq->devx_rq.rq, &rq_attr);
 }
 
 /**
  * Modify RQ using DevX API.
  *
- * @param rxq_obj
- *   DevX Rx queue object.
+ * @param rxq
+ *   DevX rx queue.
  * @param type
  *   Type of change queue state.
  *
@@ -60,7 +63,7 @@ mlx5_rxq_obj_modify_rq_vlan_strip(struct mlx5_rxq_obj *rxq_obj, int on)
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-mlx5_devx_modify_rq(struct mlx5_rxq_obj *rxq_obj, uint8_t type)
+mlx5_devx_modify_rq(struct mlx5_rxq_priv *rxq, uint8_t type)
 {
        struct mlx5_devx_modify_rq_attr rq_attr;
 
@@ -85,7 +88,9 @@ mlx5_devx_modify_rq(struct mlx5_rxq_obj *rxq_obj, uint8_t type)
        default:
                break;
        }
-       return mlx5_devx_cmd_modify_rq(rxq_obj->rq_obj.rq, &rq_attr);
+       if (rxq->ctrl->type == MLX5_RXQ_TYPE_HAIRPIN)
+               return mlx5_devx_cmd_modify_rq(rxq->ctrl->obj->rq, &rq_attr);
+       return mlx5_devx_cmd_modify_rq(rxq->devx_rq.rq, &rq_attr);
 }
 
 /**
@@ -101,9 +106,9 @@ mlx5_devx_modify_rq(struct mlx5_rxq_obj *rxq_obj, uint8_t type)
  * @return
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
-static int
-mlx5_devx_modify_sq(struct mlx5_txq_obj *obj, enum mlx5_txq_modify_type type,
-                   uint8_t dev_port)
+int
+mlx5_txq_devx_modify(struct mlx5_txq_obj *obj, enum mlx5_txq_modify_type type,
+                    uint8_t dev_port)
 {
        struct mlx5_devx_modify_sq_attr msq_attr = { 0 };
        int ret;
@@ -144,43 +149,39 @@ mlx5_devx_modify_sq(struct mlx5_txq_obj *obj, enum mlx5_txq_modify_type type,
        return 0;
 }
 
-/**
- * Destroy the Rx queue DevX object.
- *
- * @param rxq_obj
- *   Rxq object to destroy.
- */
-static void
-mlx5_rxq_release_devx_resources(struct mlx5_rxq_obj *rxq_obj)
-{
-       mlx5_devx_rq_destroy(&rxq_obj->rq_obj);
-       memset(&rxq_obj->rq_obj, 0, sizeof(rxq_obj->rq_obj));
-       mlx5_devx_cq_destroy(&rxq_obj->cq_obj);
-       memset(&rxq_obj->cq_obj, 0, sizeof(rxq_obj->cq_obj));
-}
-
 /**
  * Release an Rx DevX queue object.
  *
- * @param rxq_obj
- *   DevX Rx queue object.
+ * @param rxq
+ *   DevX Rx queue.
  */
 static void
-mlx5_rxq_devx_obj_release(struct mlx5_rxq_obj *rxq_obj)
+mlx5_rxq_devx_obj_release(struct mlx5_rxq_priv *rxq)
 {
-       MLX5_ASSERT(rxq_obj);
+       struct mlx5_rxq_obj *rxq_obj = rxq->ctrl->obj;
+
+       if (rxq_obj == NULL)
+               return;
        if (rxq_obj->rxq_ctrl->type == MLX5_RXQ_TYPE_HAIRPIN) {
-               MLX5_ASSERT(rxq_obj->rq);
-               mlx5_devx_modify_rq(rxq_obj, MLX5_RXQ_MOD_RDY2RST);
+               if (rxq_obj->rq == NULL)
+                       return;
+               mlx5_devx_modify_rq(rxq, MLX5_RXQ_MOD_RDY2RST);
                claim_zero(mlx5_devx_cmd_destroy(rxq_obj->rq));
        } else {
-               MLX5_ASSERT(rxq_obj->cq_obj.cq);
-               MLX5_ASSERT(rxq_obj->rq_obj.rq);
-               mlx5_rxq_release_devx_resources(rxq_obj);
-               if (rxq_obj->devx_channel)
+               if (rxq->devx_rq.rq == NULL)
+                       return;
+               mlx5_devx_rq_destroy(&rxq->devx_rq);
+               if (rxq->devx_rq.rmp != NULL && rxq->devx_rq.rmp->ref_cnt > 0)
+                       return;
+               mlx5_devx_cq_destroy(&rxq_obj->cq_obj);
+               memset(&rxq_obj->cq_obj, 0, sizeof(rxq_obj->cq_obj));
+               if (rxq_obj->devx_channel) {
                        mlx5_os_devx_destroy_event_channel
                                                        (rxq_obj->devx_channel);
+                       rxq_obj->devx_channel = NULL;
+               }
        }
+       rxq->ctrl->started = false;
 }
 
 /**
@@ -223,21 +224,19 @@ mlx5_rx_devx_get_event(struct mlx5_rxq_obj *rxq_obj)
 /**
  * Create a RQ object using DevX.
  *
- * @param dev
- *   Pointer to Ethernet device.
- * @param idx
- *   Queue index in DPDK Rx queue array.
+ * @param rxq
+ *   Pointer to Rx queue.
  *
  * @return
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-mlx5_rxq_create_devx_rq_resources(struct rte_eth_dev *dev, uint16_t idx)
+mlx5_rxq_create_devx_rq_resources(struct mlx5_rxq_priv *rxq)
 {
-       struct mlx5_priv *priv = dev->data->dev_private;
-       struct mlx5_rxq_data *rxq_data = (*priv->rxqs)[idx];
-       struct mlx5_rxq_ctrl *rxq_ctrl =
-               container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
+       struct mlx5_priv *priv = rxq->priv;
+       struct mlx5_common_device *cdev = priv->sh->cdev;
+       struct mlx5_rxq_ctrl *rxq_ctrl = rxq->ctrl;
+       struct mlx5_rxq_data *rxq_data = &rxq->ctrl->rxq;
        struct mlx5_devx_create_rq_attr rq_attr = { 0 };
        uint16_t log_desc_n = rxq_data->elts_n - rxq_data->sges_n;
        uint32_t wqe_size, log_wqe_size;
@@ -248,6 +247,8 @@ mlx5_rxq_create_devx_rq_resources(struct rte_eth_dev *dev, uint16_t idx)
        rq_attr.vsd = (rxq_data->vlan_strip) ? 0 : 1;
        rq_attr.cqn = rxq_ctrl->obj->cq_obj.cq->id;
        rq_attr.scatter_fcs = (rxq_data->crc_present) ? 1 : 0;
+       rq_attr.ts_format =
+                       mlx5_ts_format_conv(cdev->config.hca_attr.rq_ts_format);
        /* Fill WQ attributes for this RQ. */
        if (mlx5_rxq_mprq_enabled(rxq_data)) {
                rq_attr.wq_attr.wq_type = MLX5_WQ_TYPE_CYCLIC_STRIDING_RQ;
@@ -274,40 +275,43 @@ mlx5_rxq_create_devx_rq_resources(struct rte_eth_dev *dev, uint16_t idx)
        rq_attr.wq_attr.end_padding_mode = priv->config.hw_padding ?
                                                MLX5_WQ_END_PAD_MODE_ALIGN :
                                                MLX5_WQ_END_PAD_MODE_NONE;
-       rq_attr.wq_attr.pd = priv->sh->pdn;
+       rq_attr.wq_attr.pd = cdev->pdn;
        rq_attr.counter_set_id = priv->counter_set_id;
+       rq_attr.delay_drop_en = rxq_data->delay_drop;
+       rq_attr.user_index = rte_cpu_to_be_16(priv->dev_data->port_id);
+       if (rxq_data->shared) /* Create RMP based RQ. */
+               rxq->devx_rq.rmp = &rxq_ctrl->obj->devx_rmp;
        /* Create RQ using DevX API. */
-       return mlx5_devx_rq_create(priv->sh->ctx, &rxq_ctrl->obj->rq_obj,
-                                  wqe_size, log_desc_n, &rq_attr,
-                                  rxq_ctrl->socket);
+       return mlx5_devx_rq_create(cdev->ctx, &rxq->devx_rq, wqe_size,
+                                  log_desc_n, &rq_attr, rxq_ctrl->socket);
 }
 
 /**
  * Create a DevX CQ object for an Rx queue.
  *
- * @param dev
- *   Pointer to Ethernet device.
- * @param idx
- *   Queue index in DPDK Rx queue array.
+ * @param rxq
+ *   Pointer to Rx queue.
  *
  * @return
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-mlx5_rxq_create_devx_cq_resources(struct rte_eth_dev *dev, uint16_t idx)
+mlx5_rxq_create_devx_cq_resources(struct mlx5_rxq_priv *rxq)
 {
        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_priv *priv = rxq->priv;
        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);
+       uint16_t port_id = priv->dev_data->port_id;
+       struct mlx5_rxq_ctrl *rxq_ctrl = rxq->ctrl;
+       struct mlx5_rxq_data *rxq_data = &rxq_ctrl->rxq;
        unsigned int cqe_n = mlx5_rxq_cqe_num(rxq_data);
        uint32_t log_cqe_n;
        uint16_t event_nums[1] = { 0 };
        int ret = 0;
 
+       if (rxq_ctrl->started)
+               return 0;
        if (priv->config.cqe_comp && !rxq_data->hw_timestamp &&
            !rxq_data->lro) {
                cq_attr.cqe_comp_en = 1u;
@@ -343,7 +347,7 @@ mlx5_rxq_create_devx_cq_resources(struct rte_eth_dev *dev, uint16_t idx)
                }
                DRV_LOG(DEBUG,
                        "Port %u Rx CQE compression is enabled, format %d.",
-                       dev->data->port_id, priv->config.cqe_comp_fmt);
+                       port_id, priv->config.cqe_comp_fmt);
                /*
                 * For vectorized Rx, it must not be doubled in order to
                 * make cq_ci and rq_ci aligned.
@@ -352,28 +356,28 @@ mlx5_rxq_create_devx_cq_resources(struct rte_eth_dev *dev, uint16_t idx)
                        cqe_n *= 2;
        } else if (priv->config.cqe_comp && rxq_data->hw_timestamp) {
                DRV_LOG(DEBUG,
-                       "Port %u Rx CQE compression is disabled for HW"
-                       " timestamp.",
-                       dev->data->port_id);
+                       "Port %u Rx CQE compression is disabled for HW timestamp.",
+                       port_id);
        } else if (priv->config.cqe_comp && rxq_data->lro) {
                DRV_LOG(DEBUG,
                        "Port %u Rx CQE compression is disabled for LRO.",
-                       dev->data->port_id);
+                       port_id);
        }
-       cq_attr.uar_page_id = mlx5_os_get_devx_uar_page_id(sh->devx_rx_uar);
+       cq_attr.uar_page_id = mlx5_os_get_devx_uar_page_id(sh->rx_uar.obj);
        log_cqe_n = log2above(cqe_n);
        /* Create CQ using DevX API. */
-       ret = mlx5_devx_cq_create(sh->ctx, &rxq_ctrl->obj->cq_obj, log_cqe_n,
-                                 &cq_attr, sh->numa_node);
+       ret = mlx5_devx_cq_create(sh->cdev->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->uar_data = sh->rx_uar.cq_db;
        rxq_data->cqe_n = log_cqe_n;
        rxq_data->cqn = cq_obj->cq->id;
+       rxq_data->cq_ci = 0;
        if (rxq_ctrl->obj->devx_channel) {
                ret = mlx5_os_devx_subscribe_devx_event
                                              (rxq_ctrl->obj->devx_channel,
@@ -396,27 +400,23 @@ mlx5_rxq_create_devx_cq_resources(struct rte_eth_dev *dev, uint16_t idx)
 /**
  * Create the Rx hairpin queue object.
  *
- * @param dev
- *   Pointer to Ethernet device.
- * @param idx
- *   Queue index in DPDK Rx queue array.
+ * @param rxq
+ *   Pointer to Rx queue.
  *
  * @return
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-mlx5_rxq_obj_hairpin_new(struct rte_eth_dev *dev, uint16_t idx)
+mlx5_rxq_obj_hairpin_new(struct mlx5_rxq_priv *rxq)
 {
-       struct mlx5_priv *priv = dev->data->dev_private;
-       struct mlx5_rxq_data *rxq_data = (*priv->rxqs)[idx];
-       struct mlx5_rxq_ctrl *rxq_ctrl =
-               container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
+       uint16_t idx = rxq->idx;
+       struct mlx5_priv *priv = rxq->priv;
+       struct mlx5_rxq_ctrl *rxq_ctrl = rxq->ctrl;
        struct mlx5_devx_create_rq_attr attr = { 0 };
        struct mlx5_rxq_obj *tmpl = rxq_ctrl->obj;
        uint32_t max_wq_data;
 
-       MLX5_ASSERT(rxq_data);
-       MLX5_ASSERT(tmpl);
+       MLX5_ASSERT(rxq != NULL && rxq->ctrl != NULL && tmpl != NULL);
        tmpl->rxq_ctrl = rxq_ctrl;
        attr.hairpin = 1;
        max_wq_data = priv->config.hca_attr.log_max_hairpin_wq_data_sz;
@@ -440,52 +440,51 @@ mlx5_rxq_obj_hairpin_new(struct rte_eth_dev *dev, uint16_t idx)
                        attr.wq_attr.log_hairpin_data_sz -
                        MLX5_HAIRPIN_QUEUE_STRIDE;
        attr.counter_set_id = priv->counter_set_id;
-       tmpl->rq = mlx5_devx_cmd_create_rq(priv->sh->ctx, &attr,
+       rxq_ctrl->rxq.delay_drop = priv->config.hp_delay_drop;
+       attr.delay_drop_en = priv->config.hp_delay_drop;
+       tmpl->rq = mlx5_devx_cmd_create_rq(priv->sh->cdev->ctx, &attr,
                                           rxq_ctrl->socket);
        if (!tmpl->rq) {
                DRV_LOG(ERR,
                        "Port %u Rx hairpin queue %u can't create rq object.",
-                       dev->data->port_id, idx);
+                       priv->dev_data->port_id, idx);
                rte_errno = errno;
                return -rte_errno;
        }
-       dev->data->rx_queue_state[idx] = RTE_ETH_QUEUE_STATE_HAIRPIN;
+       priv->dev_data->rx_queue_state[idx] = RTE_ETH_QUEUE_STATE_HAIRPIN;
        return 0;
 }
 
 /**
  * Create the Rx queue DevX object.
  *
- * @param dev
- *   Pointer to Ethernet device.
- * @param idx
- *   Queue index in DPDK Rx queue array.
+ * @param rxq
+ *   Pointer to Rx queue.
  *
  * @return
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-mlx5_rxq_devx_obj_new(struct rte_eth_dev *dev, uint16_t idx)
+mlx5_rxq_devx_obj_new(struct mlx5_rxq_priv *rxq)
 {
-       struct mlx5_priv *priv = dev->data->dev_private;
-       struct mlx5_rxq_data *rxq_data = (*priv->rxqs)[idx];
-       struct mlx5_rxq_ctrl *rxq_ctrl =
-               container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
+       struct mlx5_priv *priv = rxq->priv;
+       struct mlx5_rxq_ctrl *rxq_ctrl = rxq->ctrl;
+       struct mlx5_rxq_data *rxq_data = &rxq_ctrl->rxq;
        struct mlx5_rxq_obj *tmpl = rxq_ctrl->obj;
        int ret = 0;
 
        MLX5_ASSERT(rxq_data);
        MLX5_ASSERT(tmpl);
        if (rxq_ctrl->type == MLX5_RXQ_TYPE_HAIRPIN)
-               return mlx5_rxq_obj_hairpin_new(dev, idx);
+               return mlx5_rxq_obj_hairpin_new(rxq);
        tmpl->rxq_ctrl = rxq_ctrl;
-       if (rxq_ctrl->irq) {
+       if (rxq_ctrl->irq && !rxq_ctrl->started) {
                int devx_ev_flag =
                          MLX5DV_DEVX_CREATE_EVENT_CHANNEL_FLAGS_OMIT_EV_DATA;
 
                tmpl->devx_channel = mlx5_os_devx_create_event_channel
-                                                               (priv->sh->ctx,
-                                                                devx_ev_flag);
+                                                       (priv->sh->cdev->ctx,
+                                                        devx_ev_flag);
                if (!tmpl->devx_channel) {
                        rte_errno = errno;
                        DRV_LOG(ERR, "Failed to create event channel %d.",
@@ -495,34 +494,41 @@ mlx5_rxq_devx_obj_new(struct rte_eth_dev *dev, uint16_t idx)
                tmpl->fd = mlx5_os_get_devx_channel_fd(tmpl->devx_channel);
        }
        /* Create CQ using DevX API. */
-       ret = mlx5_rxq_create_devx_cq_resources(dev, idx);
+       ret = mlx5_rxq_create_devx_cq_resources(rxq);
        if (ret) {
                DRV_LOG(ERR, "Failed to create CQ.");
                goto error;
        }
+       rxq_data->delay_drop = priv->config.std_delay_drop;
        /* Create RQ using DevX API. */
-       ret = mlx5_rxq_create_devx_rq_resources(dev, idx);
+       ret = mlx5_rxq_create_devx_rq_resources(rxq);
        if (ret) {
                DRV_LOG(ERR, "Port %u Rx queue %u RQ creation failure.",
-                       dev->data->port_id, idx);
+                       priv->dev_data->port_id, rxq->idx);
                rte_errno = ENOMEM;
                goto error;
        }
        /* Change queue state to ready. */
-       ret = mlx5_devx_modify_rq(tmpl, MLX5_RXQ_MOD_RST2RDY);
+       ret = mlx5_devx_modify_rq(rxq, MLX5_RXQ_MOD_RST2RDY);
        if (ret)
                goto error;
-       rxq_data->wqes = (void *)(uintptr_t)tmpl->rq_obj.umem_buf;
-       rxq_data->rq_db = (uint32_t *)(uintptr_t)tmpl->rq_obj.db_rec;
-       rxq_data->cq_arm_sn = 0;
-       rxq_data->cq_ci = 0;
-       mlx5_rxq_initialize(rxq_data);
-       dev->data->rx_queue_state[idx] = RTE_ETH_QUEUE_STATE_STARTED;
-       rxq_ctrl->wqn = tmpl->rq_obj.rq->id;
+       if (!rxq_data->shared) {
+               rxq_data->wqes = (void *)(uintptr_t)rxq->devx_rq.wq.umem_buf;
+               rxq_data->rq_db = (uint32_t *)(uintptr_t)rxq->devx_rq.wq.db_rec;
+       } else if (!rxq_ctrl->started) {
+               rxq_data->wqes = (void *)(uintptr_t)tmpl->devx_rmp.wq.umem_buf;
+               rxq_data->rq_db =
+                               (uint32_t *)(uintptr_t)tmpl->devx_rmp.wq.db_rec;
+       }
+       if (!rxq_ctrl->started) {
+               mlx5_rxq_initialize(rxq_data);
+               rxq_ctrl->wqn = rxq->devx_rq.rq->id;
+       }
+       priv->dev_data->rx_queue_state[rxq->idx] = RTE_ETH_QUEUE_STATE_STARTED;
        return 0;
 error:
        ret = rte_errno; /* Save rte_errno before cleanup. */
-       mlx5_rxq_devx_obj_release(tmpl);
+       mlx5_rxq_devx_obj_release(rxq);
        rte_errno = ret; /* Restore rte_errno. */
        return -rte_errno;
 }
@@ -534,6 +540,11 @@ error:
  *   Pointer to Ethernet device.
  * @param log_n
  *   Log of number of queues in the array.
+ * @param queues
+ *   List of RX queue indices or NULL, in which case
+ *   the attribute will be filled by drop queue ID.
+ * @param queues_n
+ *   Size of @p queues array or 0 if it is NULL.
  * @param ind_tbl
  *   DevX indirection table object.
  *
@@ -561,12 +572,20 @@ mlx5_devx_ind_table_create_rqt_attr(struct rte_eth_dev *dev,
        }
        rqt_attr->rqt_max_size = priv->config.ind_table_max_size;
        rqt_attr->rqt_actual_size = rqt_n;
+       if (queues == NULL) {
+               for (i = 0; i < rqt_n; i++)
+                       rqt_attr->rq_list[i] =
+                                       priv->drop_queue.rxq->devx_rq.rq->id;
+               return rqt_attr;
+       }
        for (i = 0; i != queues_n; ++i) {
-               struct mlx5_rxq_data *rxq = (*priv->rxqs)[queues[i]];
-               struct mlx5_rxq_ctrl *rxq_ctrl =
-                               container_of(rxq, struct mlx5_rxq_ctrl, rxq);
+               struct mlx5_rxq_priv *rxq = mlx5_rxq_get(dev, queues[i]);
 
-               rqt_attr->rq_list[i] = rxq_ctrl->obj->rq_obj.rq->id;
+               MLX5_ASSERT(rxq != NULL);
+               if (rxq->ctrl->type == MLX5_RXQ_TYPE_HAIRPIN)
+                       rqt_attr->rq_list[i] = rxq->ctrl->obj->rq->id;
+               else
+                       rqt_attr->rq_list[i] = rxq->devx_rq.rq->id;
        }
        MLX5_ASSERT(i > 0);
        for (j = 0; i != rqt_n; ++j, ++i)
@@ -593,14 +612,15 @@ mlx5_devx_ind_table_new(struct rte_eth_dev *dev, const unsigned int log_n,
 {
        struct mlx5_priv *priv = dev->data->dev_private;
        struct mlx5_devx_rqt_attr *rqt_attr = NULL;
+       const uint16_t *queues = dev->data->dev_started ? ind_tbl->queues :
+                                                         NULL;
 
        MLX5_ASSERT(ind_tbl);
-       rqt_attr = mlx5_devx_ind_table_create_rqt_attr(dev, log_n,
-                                                       ind_tbl->queues,
-                                                       ind_tbl->queues_n);
+       rqt_attr = mlx5_devx_ind_table_create_rqt_attr(dev, log_n, queues,
+                                                      ind_tbl->queues_n);
        if (!rqt_attr)
                return -rte_errno;
-       ind_tbl->rqt = mlx5_devx_cmd_create_rqt(priv->sh->ctx, rqt_attr);
+       ind_tbl->rqt = mlx5_devx_cmd_create_rqt(priv->sh->cdev->ctx, rqt_attr);
        mlx5_free(rqt_attr);
        if (!ind_tbl->rqt) {
                DRV_LOG(ERR, "Port %u cannot create DevX RQT.",
@@ -668,7 +688,8 @@ mlx5_devx_ind_table_destroy(struct mlx5_ind_table_obj *ind_tbl)
  * @param[in] hash_fields
  *   Verbs protocol hash field to make the RSS on.
  * @param[in] ind_tbl
- *   Indirection table for TIR.
+ *   Indirection table for TIR. If table queues array is NULL,
+ *   a TIR for drop queue is assumed.
  * @param[in] tunnel
  *   Tunnel type.
  * @param[out] tir_attr
@@ -684,19 +705,29 @@ mlx5_devx_tir_attr_set(struct rte_eth_dev *dev, const uint8_t *rss_key,
                       int tunnel, struct mlx5_devx_tir_attr *tir_attr)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
-       struct mlx5_rxq_data *rxq_data = (*priv->rxqs)[ind_tbl->queues[0]];
-       struct mlx5_rxq_ctrl *rxq_ctrl =
-               container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
-       enum mlx5_rxq_type rxq_obj_type = rxq_ctrl->type;
+       enum mlx5_rxq_type rxq_obj_type;
        bool lro = true;
        uint32_t i;
 
-       /* Enable TIR LRO only if all the queues were configured for. */
-       for (i = 0; i < ind_tbl->queues_n; ++i) {
-               if (!(*priv->rxqs)[ind_tbl->queues[i]]->lro) {
-                       lro = false;
-                       break;
+       /* NULL queues designate drop queue. */
+       if (ind_tbl->queues != NULL) {
+               struct mlx5_rxq_ctrl *rxq_ctrl =
+                               mlx5_rxq_ctrl_get(dev, ind_tbl->queues[0]);
+               rxq_obj_type = rxq_ctrl != NULL ? rxq_ctrl->type :
+                                                 MLX5_RXQ_TYPE_STANDARD;
+
+               /* Enable TIR LRO only if all the queues were configured for. */
+               for (i = 0; i < ind_tbl->queues_n; ++i) {
+                       struct mlx5_rxq_data *rxq_i =
+                               mlx5_rxq_data_get(dev, ind_tbl->queues[i]);
+
+                       if (rxq_i != NULL && !rxq_i->lro) {
+                               lro = false;
+                               break;
+                       }
                }
+       } else {
+               rxq_obj_type = priv->drop_queue.rxq->ctrl->type;
        }
        memset(tir_attr, 0, sizeof(*tir_attr));
        tir_attr->disp_type = MLX5_TIRC_DISP_TYPE_INDIRECT;
@@ -768,7 +799,7 @@ mlx5_devx_hrxq_new(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq,
 
        mlx5_devx_tir_attr_set(dev, hrxq->rss_key, hrxq->hash_fields,
                               hrxq->ind_table, tunnel, &tir_attr);
-       hrxq->tir = mlx5_devx_cmd_create_tir(priv->sh->ctx, &tir_attr);
+       hrxq->tir = mlx5_devx_cmd_create_tir(priv->sh->cdev->ctx, &tir_attr);
        if (!hrxq->tir) {
                DRV_LOG(ERR, "Port %u cannot create DevX TIR.",
                        dev->data->port_id);
@@ -855,7 +886,7 @@ mlx5_devx_hrxq_modify(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq,
 }
 
 /**
- * Create a DevX drop action for Rx Hash queue.
+ * Create a DevX drop Rx queue.
  *
  * @param dev
  *   Pointer to Ethernet device.
@@ -864,14 +895,112 @@ mlx5_devx_hrxq_modify(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq,
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-mlx5_devx_drop_action_create(struct rte_eth_dev *dev)
+mlx5_rxq_devx_obj_drop_create(struct rte_eth_dev *dev)
 {
-       (void)dev;
-       DRV_LOG(ERR, "DevX drop action is not supported yet.");
-       rte_errno = ENOTSUP;
+       struct mlx5_priv *priv = dev->data->dev_private;
+       int socket_id = dev->device->numa_node;
+       struct mlx5_rxq_priv *rxq;
+       struct mlx5_rxq_ctrl *rxq_ctrl = NULL;
+       struct mlx5_rxq_obj *rxq_obj = NULL;
+       int ret;
+
+       /*
+        * Initialize dummy control structures.
+        * They are required to hold pointers for cleanup
+        * and are only accessible via drop queue DevX objects.
+        */
+       rxq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rxq), 0, socket_id);
+       if (rxq == NULL) {
+               DRV_LOG(ERR, "Port %u could not allocate drop queue private",
+                       dev->data->port_id);
+               rte_errno = ENOMEM;
+               goto error;
+       }
+       rxq_ctrl = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rxq_ctrl),
+                              0, socket_id);
+       if (rxq_ctrl == NULL) {
+               DRV_LOG(ERR, "Port %u could not allocate drop queue control",
+                       dev->data->port_id);
+               rte_errno = ENOMEM;
+               goto error;
+       }
+       rxq_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rxq_obj), 0, socket_id);
+       if (rxq_obj == NULL) {
+               DRV_LOG(ERR, "Port %u could not allocate drop queue object",
+                       dev->data->port_id);
+               rte_errno = ENOMEM;
+               goto error;
+       }
+       rxq_obj->rxq_ctrl = rxq_ctrl;
+       rxq_ctrl->type = MLX5_RXQ_TYPE_STANDARD;
+       rxq_ctrl->sh = priv->sh;
+       rxq_ctrl->obj = rxq_obj;
+       rxq->ctrl = rxq_ctrl;
+       rxq->priv = priv;
+       LIST_INSERT_HEAD(&rxq_ctrl->owners, rxq, owner_entry);
+       /* Create CQ using DevX API. */
+       ret = mlx5_rxq_create_devx_cq_resources(rxq);
+       if (ret != 0) {
+               DRV_LOG(ERR, "Port %u drop queue CQ creation failed.",
+                       dev->data->port_id);
+               goto error;
+       }
+       rxq_ctrl->rxq.delay_drop = 0;
+       /* Create RQ using DevX API. */
+       ret = mlx5_rxq_create_devx_rq_resources(rxq);
+       if (ret != 0) {
+               DRV_LOG(ERR, "Port %u drop queue RQ creation failed.",
+                       dev->data->port_id);
+               rte_errno = ENOMEM;
+               goto error;
+       }
+       /* Change queue state to ready. */
+       ret = mlx5_devx_modify_rq(rxq, MLX5_RXQ_MOD_RST2RDY);
+       if (ret != 0)
+               goto error;
+       /* Initialize drop queue. */
+       priv->drop_queue.rxq = rxq;
+       return 0;
+error:
+       ret = rte_errno; /* Save rte_errno before cleanup. */
+       if (rxq != NULL && rxq->devx_rq.rq != NULL)
+               mlx5_devx_rq_destroy(&rxq->devx_rq);
+       if (rxq_obj != NULL) {
+               if (rxq_obj->cq_obj.cq != NULL)
+                       mlx5_devx_cq_destroy(&rxq_obj->cq_obj);
+               if (rxq_obj->devx_channel)
+                       mlx5_os_devx_destroy_event_channel
+                                                       (rxq_obj->devx_channel);
+               mlx5_free(rxq_obj);
+       }
+       if (rxq_ctrl != NULL)
+               mlx5_free(rxq_ctrl);
+       if (rxq != NULL)
+               mlx5_free(rxq);
+       rte_errno = ret; /* Restore rte_errno. */
        return -rte_errno;
 }
 
+/**
+ * Release drop Rx queue resources.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ */
+static void
+mlx5_rxq_devx_obj_drop_release(struct rte_eth_dev *dev)
+{
+       struct mlx5_priv *priv = dev->data->dev_private;
+       struct mlx5_rxq_priv *rxq = priv->drop_queue.rxq;
+       struct mlx5_rxq_ctrl *rxq_ctrl = rxq->ctrl;
+
+       mlx5_rxq_devx_obj_release(rxq);
+       mlx5_free(rxq_ctrl->obj);
+       mlx5_free(rxq_ctrl);
+       mlx5_free(rxq);
+       priv->drop_queue.rxq = NULL;
+}
+
 /**
  * Release a drop hash Rx queue.
  *
@@ -881,9 +1010,84 @@ mlx5_devx_drop_action_create(struct rte_eth_dev *dev)
 static void
 mlx5_devx_drop_action_destroy(struct rte_eth_dev *dev)
 {
-       (void)dev;
-       DRV_LOG(ERR, "DevX drop action is not supported yet.");
-       rte_errno = ENOTSUP;
+       struct mlx5_priv *priv = dev->data->dev_private;
+       struct mlx5_hrxq *hrxq = priv->drop_queue.hrxq;
+
+       if (hrxq->tir != NULL)
+               mlx5_devx_tir_destroy(hrxq);
+       if (hrxq->ind_table->ind_table != NULL)
+               mlx5_devx_ind_table_destroy(hrxq->ind_table);
+       if (priv->drop_queue.rxq->devx_rq.rq != NULL)
+               mlx5_rxq_devx_obj_drop_release(dev);
+}
+
+/**
+ * Create a DevX drop action for Rx Hash queue.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ *
+ * @return
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+static int
+mlx5_devx_drop_action_create(struct rte_eth_dev *dev)
+{
+       struct mlx5_priv *priv = dev->data->dev_private;
+       struct mlx5_hrxq *hrxq = priv->drop_queue.hrxq;
+       int ret;
+
+       ret = mlx5_rxq_devx_obj_drop_create(dev);
+       if (ret != 0) {
+               DRV_LOG(ERR, "Cannot create drop RX queue");
+               return ret;
+       }
+       /* hrxq->ind_table queues are NULL, drop RX queue ID will be used */
+       ret = mlx5_devx_ind_table_new(dev, 0, hrxq->ind_table);
+       if (ret != 0) {
+               DRV_LOG(ERR, "Cannot create drop hash RX queue indirection table");
+               goto error;
+       }
+       ret = mlx5_devx_hrxq_new(dev, hrxq, /* tunnel */ false);
+       if (ret != 0) {
+               DRV_LOG(ERR, "Cannot create drop hash RX queue");
+               goto error;
+       }
+       return 0;
+error:
+       mlx5_devx_drop_action_destroy(dev);
+       return ret;
+}
+
+/**
+ * Select TXQ TIS number.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ * @param queue_idx
+ *   Queue index in DPDK Tx queue array.
+ *
+ * @return
+ *   > 0 on success, a negative errno value otherwise.
+ */
+static uint32_t
+mlx5_get_txq_tis_num(struct rte_eth_dev *dev, uint16_t queue_idx)
+{
+       struct mlx5_priv *priv = dev->data->dev_private;
+       int tis_idx;
+
+       if (priv->sh->bond.n_port && priv->sh->lag.affinity_mode ==
+                       MLX5_LAG_MODE_TIS) {
+               tis_idx = (priv->lag_affinity_idx + queue_idx) %
+                       priv->sh->bond.n_port;
+               DRV_LOG(INFO, "port %d txq %d gets affinity %d and maps to PF %d.",
+                       dev->data->port_id, queue_idx, tis_idx + 1,
+                       priv->sh->lag.tx_remap_affinity[tis_idx]);
+       } else {
+               tis_idx = 0;
+       }
+       MLX5_ASSERT(priv->sh->tis[tis_idx]);
+       return priv->sh->tis[tis_idx]->id;
 }
 
 /**
@@ -933,8 +1137,9 @@ mlx5_txq_obj_hairpin_new(struct rte_eth_dev *dev, uint16_t idx)
        attr.wq_attr.log_hairpin_num_packets =
                        attr.wq_attr.log_hairpin_data_sz -
                        MLX5_HAIRPIN_QUEUE_STRIDE;
-       attr.tis_num = priv->sh->tis->id;
-       tmpl->sq = mlx5_devx_cmd_create_sq(priv->sh->ctx, &attr);
+
+       attr.tis_num = mlx5_get_txq_tis_num(dev, idx);
+       tmpl->sq = mlx5_devx_cmd_create_sq(priv->sh->cdev->ctx, &attr);
        if (!tmpl->sq) {
                DRV_LOG(ERR,
                        "Port %u tx hairpin queue %u can't create SQ object.",
@@ -979,6 +1184,8 @@ mlx5_txq_create_devx_sq_resources(struct rte_eth_dev *dev, uint16_t idx,
                                  uint16_t log_desc_n)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
+       struct mlx5_common_device *cdev = priv->sh->cdev;
+       struct mlx5_uar *uar = &priv->sh->tx_uar;
        struct mlx5_txq_data *txq_data = (*priv->txqs)[idx];
        struct mlx5_txq_ctrl *txq_ctrl =
                        container_of(txq_data, struct mlx5_txq_ctrl, txq);
@@ -990,17 +1197,18 @@ mlx5_txq_create_devx_sq_resources(struct rte_eth_dev *dev, uint16_t idx,
                .allow_swp = !!priv->config.swp,
                .cqn = txq_obj->cq_obj.cq->id,
                .tis_lst_sz = 1,
-               .tis_num = priv->sh->tis->id,
                .wq_attr = (struct mlx5_devx_wq_attr){
-                       .pd = priv->sh->pdn,
-                       .uar_page =
-                                mlx5_os_get_devx_uar_page_id(priv->sh->tx_uar),
+                       .pd = cdev->pdn,
+                       .uar_page = mlx5_os_get_devx_uar_page_id(uar->obj),
                },
-               .ts_format = mlx5_ts_format_conv(priv->sh->sq_ts_format),
+               .ts_format =
+                       mlx5_ts_format_conv(cdev->config.hca_attr.sq_ts_format),
+               .tis_num = mlx5_get_txq_tis_num(dev, idx),
        };
+
        /* Create Send Queue object with DevX. */
-       return mlx5_devx_sq_create(priv->sh->ctx, &txq_obj->sq_obj, log_desc_n,
-                                  &sq_attr, priv->sh->numa_node);
+       return mlx5_devx_sq_create(cdev->ctx, &txq_obj->sq_obj,
+                                  log_desc_n, &sq_attr, priv->sh->numa_node);
 }
 #endif
 
@@ -1031,18 +1239,20 @@ mlx5_txq_devx_obj_new(struct rte_eth_dev *dev, uint16_t idx)
        rte_errno = ENOMEM;
        return -rte_errno;
 #else
+       struct mlx5_proc_priv *ppriv = MLX5_PROC_PRIV(PORT_ID(priv));
        struct mlx5_dev_ctx_shared *sh = priv->sh;
        struct mlx5_txq_obj *txq_obj = txq_ctrl->obj;
        struct mlx5_devx_cq_attr cq_attr = {
-               .uar_page_id = mlx5_os_get_devx_uar_page_id(sh->tx_uar),
+               .uar_page_id = mlx5_os_get_devx_uar_page_id(sh->tx_uar.obj),
        };
-       void *reg_addr;
        uint32_t cqe_n, log_desc_n;
        uint32_t wqe_n, wqe_size;
        int ret = 0;
 
        MLX5_ASSERT(txq_data);
        MLX5_ASSERT(txq_obj);
+       MLX5_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY);
+       MLX5_ASSERT(ppriv);
        txq_obj->txq_ctrl = txq_ctrl;
        txq_obj->dev = dev;
        cqe_n = (1UL << txq_data->elts_n) / MLX5_TX_COMP_THRESH +
@@ -1056,7 +1266,7 @@ mlx5_txq_devx_obj_new(struct rte_eth_dev *dev, uint16_t idx)
                return 0;
        }
        /* Create completion queue object with DevX. */
-       ret = mlx5_devx_cq_create(sh->ctx, &txq_obj->cq_obj, log_desc_n,
+       ret = mlx5_devx_cq_create(sh->cdev->ctx, &txq_obj->cq_obj, log_desc_n,
                                  &cq_attr, priv->sh->numa_node);
        if (ret) {
                DRV_LOG(ERR, "Port %u Tx queue %u CQ creation failure.",
@@ -1112,11 +1322,13 @@ mlx5_txq_devx_obj_new(struct rte_eth_dev *dev, uint16_t idx)
        txq_data->wqe_pi = 0;
        txq_data->wqe_comp = 0;
        txq_data->wqe_thres = txq_data->wqe_s / MLX5_TX_COMP_THRESH_INLINE_DIV;
-       txq_data->qp_db = txq_obj->sq_obj.db_rec;
+       txq_data->qp_db = &txq_obj->sq_obj.db_rec[MLX5_SND_DBR];
        *txq_data->qp_db = 0;
        txq_data->qp_num_8s = txq_obj->sq_obj.sq->id << 8;
+       txq_data->db_heu = sh->cdev->config.dbnc == MLX5_TXDB_HEURISTIC;
+       txq_data->db_nc = sh->tx_uar.dbnc;
        /* Change Send Queue state to Ready-to-Send. */
-       ret = mlx5_devx_modify_sq(txq_obj, MLX5_TXQ_MOD_RST2RDY, 0);
+       ret = mlx5_txq_devx_modify(txq_obj, MLX5_TXQ_MOD_RST2RDY, 0);
        if (ret) {
                rte_errno = errno;
                DRV_LOG(ERR,
@@ -1133,13 +1345,9 @@ mlx5_txq_devx_obj_new(struct rte_eth_dev *dev, uint16_t idx)
        if (!priv->sh->tdn)
                priv->sh->tdn = priv->sh->td->id;
 #endif
-       MLX5_ASSERT(sh->tx_uar);
-       reg_addr = mlx5_os_get_devx_uar_reg_addr(sh->tx_uar);
-       MLX5_ASSERT(reg_addr);
-       txq_ctrl->bf_reg = reg_addr;
        txq_ctrl->uar_mmap_offset =
-                               mlx5_os_get_devx_uar_mmap_offset(sh->tx_uar);
-       txq_uar_init(txq_ctrl);
+                       mlx5_os_get_devx_uar_mmap_offset(sh->tx_uar.obj);
+       ppriv->uar_table[txq_data->idx] = sh->tx_uar.bf_db;
        dev->data->tx_queue_state[idx] = RTE_ETH_QUEUE_STATE_STARTED;
        return 0;
 error:
@@ -1185,6 +1393,8 @@ struct mlx5_obj_ops devx_obj_ops = {
        .drop_action_create = mlx5_devx_drop_action_create,
        .drop_action_destroy = mlx5_devx_drop_action_destroy,
        .txq_obj_new = mlx5_txq_devx_obj_new,
-       .txq_obj_modify = mlx5_devx_modify_sq,
+       .txq_obj_modify = mlx5_txq_devx_modify,
        .txq_obj_release = mlx5_txq_devx_obj_release,
+       .lb_dummy_queue_create = NULL,
+       .lb_dummy_queue_release = NULL,
 };