X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=inline;f=drivers%2Fnet%2Fmlx5%2Fmlx5_rxq.c;h=e04a4718e527fe620860a9e7817fc937deee0bab;hb=d812a3c21edaa48c6d5d43aa6d1ce95bd972f3fe;hp=fd0df177e299dc7d4844882e7d3fdc0ff630d0dc;hpb=70815c9ecadd780af101810119d385009cb0eb2d;p=dpdk.git diff --git a/drivers/net/mlx5/mlx5_rxq.c b/drivers/net/mlx5/mlx5_rxq.c index fd0df177e2..e04a4718e5 100644 --- a/drivers/net/mlx5/mlx5_rxq.c +++ b/drivers/net/mlx5/mlx5_rxq.c @@ -52,7 +52,9 @@ uint8_t rss_hash_default_key[] = { }; /* Length of the default RSS hash key. */ -const size_t rss_hash_default_key_len = sizeof(rss_hash_default_key); +static_assert(MLX5_RSS_HASH_KEY_LEN == + (unsigned int)sizeof(rss_hash_default_key), + "wrong RSS default key size."); /** * Check whether Multi-Packet RQ can be enabled for the device. @@ -66,7 +68,7 @@ const size_t rss_hash_default_key_len = sizeof(rss_hash_default_key); inline int mlx5_check_mprq_support(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; if (priv->config.mprq.enabled && priv->rxqs_n >= priv->config.mprq.min_rxqs_num) @@ -101,7 +103,7 @@ mlx5_rxq_mprq_enabled(struct mlx5_rxq_data *rxq) inline int mlx5_mprq_enabled(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; uint16_t i; uint16_t n = 0; @@ -154,7 +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. */ @@ -166,7 +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; } @@ -239,7 +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: @@ -251,7 +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; } @@ -285,7 +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); @@ -316,7 +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; /** @@ -350,24 +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. * @@ -380,13 +364,12 @@ mlx5_rxq_cleanup(struct mlx5_rxq_ctrl *rxq_ctrl) uint64_t mlx5_get_rx_queue_offloads(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_dev_config *config = &priv->config; uint64_t offloads = (DEV_RX_OFFLOAD_SCATTER | DEV_RX_OFFLOAD_TIMESTAMP | DEV_RX_OFFLOAD_JUMBO_FRAME); - offloads |= DEV_RX_OFFLOAD_CRC_STRIP; if (config->hw_fcs_strip) offloads |= DEV_RX_OFFLOAD_KEEP_CRC; @@ -414,6 +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 @@ -437,7 +447,7 @@ mlx5_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, unsigned int socket, const struct rte_eth_rxconf *conf, struct rte_mempool *mp) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_rxq_data *rxq = (*priv->rxqs)[idx]; struct mlx5_rxq_ctrl *rxq_ctrl = container_of(rxq, struct mlx5_rxq_ctrl, rxq); @@ -488,17 +498,74 @@ mlx5_rx_queue_release(void *dpdk_rxq) { struct mlx5_rxq_data *rxq = (struct mlx5_rxq_data *)dpdk_rxq; struct mlx5_rxq_ctrl *rxq_ctrl; - struct priv *priv; + struct mlx5_priv *priv; if (rxq == NULL) 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; } /** @@ -513,7 +580,7 @@ mlx5_rx_queue_release(void *dpdk_rxq) int mlx5_rx_intr_vec_enable(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; unsigned int i; unsigned int rxqs_n = priv->rxqs_n; unsigned int n = RTE_MIN(rxqs_n, (uint32_t)RTE_MAX_RXTX_INTR_VEC_ID); @@ -591,7 +658,7 @@ mlx5_rx_intr_vec_enable(struct rte_eth_dev *dev) void mlx5_rx_intr_vec_disable(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct rte_intr_handle *intr_handle = dev->intr_handle; unsigned int i; unsigned int rxqs_n = priv->rxqs_n; @@ -610,11 +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); @@ -645,7 +713,8 @@ mlx5_arm_cq(struct mlx5_rxq_data *rxq, int sq_n_rxq) doorbell = (uint64_t)doorbell_hi << 32; doorbell |= rxq->cqn; rxq->cq_db[MLX5_CQ_ARM_DB] = rte_cpu_to_be_32(doorbell_hi); - rte_write64(rte_cpu_to_be_64(doorbell), cq_db_reg); + mlx5_uar_write64(rte_cpu_to_be_64(doorbell), + cq_db_reg, rxq->uar_lock_cq); } /** @@ -662,7 +731,7 @@ mlx5_arm_cq(struct mlx5_rxq_data *rxq, int sq_n_rxq) int mlx5_rx_intr_enable(struct rte_eth_dev *dev, uint16_t rx_queue_id) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_rxq_data *rxq_data; struct mlx5_rxq_ctrl *rxq_ctrl; @@ -700,7 +769,7 @@ mlx5_rx_intr_enable(struct rte_eth_dev *dev, uint16_t rx_queue_id) int mlx5_rx_intr_disable(struct rte_eth_dev *dev, uint16_t rx_queue_id) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_rxq_data *rxq_data; struct mlx5_rxq_ctrl *rxq_ctrl; struct mlx5_rxq_ibv *rxq_ibv = NULL; @@ -728,6 +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. */ @@ -753,7 +823,7 @@ exit: struct mlx5_rxq_ibv * mlx5_rxq_ibv_new(struct rte_eth_dev *dev, uint16_t idx) { - struct priv *priv = dev->data->dev_private; + 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); @@ -773,7 +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; @@ -791,13 +861,13 @@ 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; } tmpl->rxq_ctrl = rxq_ctrl; if (rxq_ctrl->irq) { - tmpl->channel = mlx5_glue->create_comp_channel(priv->ctx); + tmpl->channel = mlx5_glue->create_comp_channel(priv->sh->ctx); if (!tmpl->channel) { DRV_LOG(ERR, "port %u: comp channel creation failure", dev->data->port_id); @@ -839,8 +909,14 @@ mlx5_rxq_ibv_new(struct rte_eth_dev *dev, uint16_t idx) " timestamp", dev->data->port_id); } +#ifdef HAVE_IBV_MLX5_MOD_CQE_128B_PAD + if (config->cqe_pad) { + attr.cq.mlx5.comp_mask |= MLX5DV_CQ_INIT_ATTR_MASK_FLAGS; + attr.cq.mlx5.flags |= MLX5DV_CQ_INIT_ATTR_FLAGS_CQE_PAD; + } +#endif tmpl->cq = mlx5_glue->cq_ex_to_cq - (mlx5_glue->dv_create_cq(priv->ctx, &attr.cq.ibv, + (mlx5_glue->dv_create_cq(priv->sh->ctx, &attr.cq.ibv, &attr.cq.mlx5)); if (tmpl->cq == NULL) { DRV_LOG(ERR, "port %u Rx queue %u CQ creation failure", @@ -848,10 +924,10 @@ mlx5_rxq_ibv_new(struct rte_eth_dev *dev, uint16_t idx) rte_errno = ENOMEM; goto error; } - DRV_LOG(DEBUG, "port %u priv->device_attr.max_qp_wr is %d", - dev->data->port_id, priv->device_attr.orig_attr.max_qp_wr); - DRV_LOG(DEBUG, "port %u priv->device_attr.max_sge is %d", - dev->data->port_id, priv->device_attr.orig_attr.max_sge); + DRV_LOG(DEBUG, "port %u device_attr.max_qp_wr is %d", + dev->data->port_id, priv->sh->device_attr.orig_attr.max_qp_wr); + DRV_LOG(DEBUG, "port %u device_attr.max_sge is %d", + dev->data->port_id, priv->sh->device_attr.orig_attr.max_sge); attr.wq.ibv = (struct ibv_wq_init_attr){ .wq_context = NULL, /* Could be useful in the future. */ .wq_type = IBV_WQT_RQ, @@ -859,7 +935,7 @@ mlx5_rxq_ibv_new(struct rte_eth_dev *dev, uint16_t idx) .max_wr = wqe_n >> rxq_data->sges_n, /* Max number of scatter/gather elements in a WR. */ .max_sge = 1 << rxq_data->sges_n, - .pd = priv->pd, + .pd = priv->sh->pd, .cq = tmpl->cq, .comp_mask = IBV_WQ_FLAGS_CVLAN_STRIPPING | @@ -873,12 +949,15 @@ mlx5_rxq_ibv_new(struct rte_eth_dev *dev, uint16_t idx) attr.wq.ibv.create_flags |= IBV_WQ_FLAGS_SCATTER_FCS; attr.wq.ibv.comp_mask |= IBV_WQ_INIT_ATTR_FLAGS; } -#ifdef HAVE_IBV_WQ_FLAG_RX_END_PADDING if (config->hw_padding) { +#if defined(HAVE_IBV_WQ_FLAG_RX_END_PADDING) attr.wq.ibv.create_flags |= IBV_WQ_FLAG_RX_END_PADDING; attr.wq.ibv.comp_mask |= IBV_WQ_INIT_ATTR_FLAGS; - } +#elif defined(HAVE_IBV_WQ_FLAGS_PCI_WRITE_END_PADDING) + attr.wq.ibv.create_flags |= IBV_WQ_FLAGS_PCI_WRITE_END_PADDING; + attr.wq.ibv.comp_mask |= IBV_WQ_INIT_ATTR_FLAGS; #endif + } #ifdef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT attr.wq.mlx5 = (struct mlx5dv_wq_init_attr){ .comp_mask = 0, @@ -894,10 +973,10 @@ mlx5_rxq_ibv_new(struct rte_eth_dev *dev, uint16_t idx) .two_byte_shift_en = MLX5_MPRQ_TWO_BYTE_SHIFT, }; } - tmpl->wq = mlx5_glue->dv_create_wq(priv->ctx, &attr.wq.ibv, + tmpl->wq = mlx5_glue->dv_create_wq(priv->sh->ctx, &attr.wq.ibv, &attr.wq.mlx5); #else - tmpl->wq = mlx5_glue->create_wq(priv->ctx, &attr.wq.ibv); + tmpl->wq = mlx5_glue->create_wq(priv->sh->ctx, &attr.wq.ibv); #endif if (tmpl->wq == NULL) { DRV_LOG(ERR, "port %u Rx queue %u WQ creation failure", @@ -1005,74 +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 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; } /** @@ -1087,31 +1112,18 @@ mlx5_rxq_ibv_release(struct mlx5_rxq_ibv *rxq_ibv) int mlx5_rxq_ibv_verify(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; int ret = 0; struct mlx5_rxq_ibv *rxq_ibv; 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. */ @@ -1138,7 +1150,7 @@ mlx5_mprq_buf_init(struct rte_mempool *mp, void *opaque_arg __rte_unused, int mlx5_mprq_free_mp(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct rte_mempool *mp = priv->mprq_mp; unsigned int i; @@ -1171,6 +1183,7 @@ mlx5_mprq_free_mp(struct rte_eth_dev *dev) continue; rxq->mprq_mp = NULL; } + priv->mprq_mp = NULL; return 0; } @@ -1188,7 +1201,7 @@ mlx5_mprq_free_mp(struct rte_eth_dev *dev) int mlx5_mprq_alloc_mp(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct rte_mempool *mp = priv->mprq_mp; char name[RTE_MEMPOOL_NAMESIZE]; unsigned int desc = 0; @@ -1231,6 +1244,13 @@ mlx5_mprq_alloc_mp(struct rte_eth_dev *dev) */ desc *= 4; obj_num = desc + MLX5_MPRQ_MP_CACHE_SZ * priv->rxqs_n; + /* + * rte_mempool_create_empty() has sanity check to refuse large cache + * size compared to the number of elements. + * CACHE_FLUSHTHRESH_MULTIPLIER is defined in a C file, so using a + * constant number 2 instead. + */ + obj_num = RTE_MAX(obj_num, MLX5_MPRQ_MP_CACHE_SZ * 2); /* Check a mempool is already allocated and if it can be resued. */ if (mp != NULL && mp->elt_size >= obj_size && mp->size >= obj_num) { DRV_LOG(DEBUG, "port %u mempool %s is being reused", @@ -1253,7 +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); @@ -1300,7 +1320,7 @@ mlx5_rxq_new(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, unsigned int socket, const struct rte_eth_rxconf *conf, struct rte_mempool *mp) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_rxq_ctrl *tmpl; unsigned int mb_len = rte_pktmbuf_data_room_size(mp); unsigned int mprq_stride_size; @@ -1346,7 +1366,7 @@ mlx5_rxq_new(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, sizeof(struct rte_mbuf_ext_shared_info) + RTE_PKTMBUF_HEADROOM; if (mprq_en && - desc >= (1U << config->mprq.stride_num_n) && + desc > (1U << config->mprq.stride_num_n) && mprq_stride_size <= (1U << config->mprq.max_stride_size_n)) { /* TODO: Rx scatter isn't supported yet. */ tmpl->rxq.sges_n = 0; @@ -1401,6 +1421,14 @@ mlx5_rxq_new(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, dev->data->dev_conf.rxmode.max_rx_pkt_len, mb_len - RTE_PKTMBUF_HEADROOM); } + if (mprq_en && !mlx5_rxq_mprq_enabled(&tmpl->rxq)) + DRV_LOG(WARNING, + "port %u MPRQ is requested but cannot be enabled" + " (requested: desc = %u, stride_sz = %u," + " supported: min_stride_num = %u, max_stride_sz = %u).", + dev->data->port_id, desc, mprq_stride_size, + (1 << config->mprq.stride_num_n), + (1 << config->mprq.max_stride_size_n)); DRV_LOG(DEBUG, "port %u maximum number of segments per packet: %u", dev->data->port_id, 1 << tmpl->rxq.sges_n); if (desc % (1 << tmpl->rxq.sges_n)) { @@ -1420,7 +1448,7 @@ mlx5_rxq_new(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, tmpl->rxq.vlan_strip = !!(offloads & DEV_RX_OFFLOAD_VLAN_STRIP); /* By default, FCS (CRC) is stripped by hardware. */ tmpl->rxq.crc_present = 0; - if (rte_eth_dev_must_keep_crc(offloads)) { + if (offloads & DEV_RX_OFFLOAD_KEEP_CRC) { if (config->hw_fcs_strip) { tmpl->rxq.crc_present = 1; } else { @@ -1443,11 +1471,15 @@ 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); tmpl->rxq.elts = (struct rte_mbuf *(*)[1 << tmpl->rxq.elts_n])(tmpl + 1); - tmpl->idx = idx; +#ifndef RTE_ARCH_64 + tmpl->rxq.uar_lock_cq = &priv->uar_lock_cq; +#endif + tmpl->rxq.idx = idx; rte_atomic32_inc(&tmpl->refcnt); LIST_INSERT_HEAD(&priv->rxqsctrl, tmpl, next); return tmpl; @@ -1462,7 +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. @@ -1470,7 +1502,7 @@ error: struct mlx5_rxq_ctrl * mlx5_rxq_get(struct rte_eth_dev *dev, uint16_t idx) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_rxq_ctrl *rxq_ctrl = NULL; if ((*priv->rxqs)[idx]) { @@ -1489,7 +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. @@ -1497,7 +1529,7 @@ mlx5_rxq_get(struct rte_eth_dev *dev, uint16_t idx) int mlx5_rxq_release(struct rte_eth_dev *dev, uint16_t idx) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_rxq_ctrl *rxq_ctrl; if (!(*priv->rxqs)[idx]) @@ -1516,32 +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 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 * @@ -1554,13 +1560,13 @@ mlx5_rxq_releasable(struct rte_eth_dev *dev, uint16_t idx) int mlx5_rxq_verify(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_rxq_ctrl *rxq_ctrl; int ret = 0; 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; @@ -1579,11 +1585,11 @@ 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) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_ind_table_ibv *ind_tbl; const unsigned int wq_n = rte_is_power_of_2(queues_n) ? log2above(queues_n) : @@ -1611,7 +1617,7 @@ mlx5_ind_table_ibv_new(struct rte_eth_dev *dev, const uint16_t *queues, for (j = 0; i != (unsigned int)(1 << wq_n); ++i, ++j) wq[i] = wq[j]; ind_tbl->ind_table = mlx5_glue->create_rwq_ind_table - (priv->ctx, + (priv->sh->ctx, &(struct ibv_rwq_ind_table_init_attr){ .log_ind_tbl_size = wq_n, .ind_tbl = wq, @@ -1643,11 +1649,11 @@ 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) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_ind_table_ibv *ind_tbl; LIST_FOREACH(ind_tbl, &priv->ind_tbls, next) { @@ -1678,7 +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) { @@ -1709,7 +1715,7 @@ mlx5_ind_table_ibv_release(struct rte_eth_dev *dev, int mlx5_ind_table_ibv_verify(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_ind_table_ibv *ind_tbl; int ret = 0; @@ -1739,9 +1745,7 @@ mlx5_ind_table_ibv_verify(struct rte_eth_dev *dev) * @param queues_n * Number of queues. * @param tunnel - * Tunnel type, implies tunnel offloading like inner checksum if available. - * @param rss_level - * RSS hash on tunnel level. + * Tunnel type. * * @return * The Verbs object initialised, NULL otherwise and rte_errno is set. @@ -1751,16 +1755,16 @@ mlx5_hrxq_new(struct rte_eth_dev *dev, const uint8_t *rss_key, uint32_t rss_key_len, uint64_t hash_fields, const uint16_t *queues, uint32_t queues_n, - uint32_t tunnel, uint32_t rss_level) + int tunnel __rte_unused) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_hrxq *hrxq; struct mlx5_ind_table_ibv *ind_tbl; struct ibv_qp *qp; - int err; #ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT - struct mlx5dv_qp_init_attr qp_init_attr = {0}; + struct mlx5dv_qp_init_attr qp_init_attr; #endif + int err; queues_n = hash_fields ? queues_n : 1; ind_tbl = mlx5_ind_table_ibv_get(dev, queues, queues_n); @@ -1770,18 +1774,24 @@ mlx5_hrxq_new(struct rte_eth_dev *dev, rte_errno = ENOMEM; return NULL; } - if (!rss_key_len) { - rss_key_len = rss_hash_default_key_len; - rss_key = rss_hash_default_key; - } #ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT + memset(&qp_init_attr, 0, sizeof(qp_init_attr)); if (tunnel) { qp_init_attr.comp_mask = MLX5DV_QP_INIT_ATTR_MASK_QP_CREATE_FLAGS; qp_init_attr.create_flags = MLX5DV_QP_CREATE_TUNNEL_OFFLOADS; } +#ifdef HAVE_IBV_FLOW_DV_SUPPORT + if (dev->data->dev_conf.lpbk_mode) { + /* Allow packet sent from NIC loop back w/o source MAC check. */ + qp_init_attr.comp_mask |= + MLX5DV_QP_INIT_ATTR_MASK_QP_CREATE_FLAGS; + qp_init_attr.create_flags |= + MLX5DV_QP_CREATE_TIR_ALLOW_SELF_LOOPBACK_UC; + } +#endif qp = mlx5_glue->dv_create_qp - (priv->ctx, + (priv->sh->ctx, &(struct ibv_qp_init_attr_ex){ .qp_type = IBV_QPT_RAW_PACKET, .comp_mask = @@ -1790,22 +1800,17 @@ mlx5_hrxq_new(struct rte_eth_dev *dev, IBV_QP_INIT_ATTR_RX_HASH, .rx_hash_conf = (struct ibv_rx_hash_conf){ .rx_hash_function = IBV_RX_HASH_FUNC_TOEPLITZ, - .rx_hash_key_len = rss_key_len ? rss_key_len : - rss_hash_default_key_len, - .rx_hash_key = rss_key ? - (void *)(uintptr_t)rss_key : - rss_hash_default_key, - .rx_hash_fields_mask = hash_fields | - (tunnel && rss_level > 1 ? - (uint32_t)IBV_RX_HASH_INNER : 0), + .rx_hash_key_len = rss_key_len, + .rx_hash_key = (void *)(uintptr_t)rss_key, + .rx_hash_fields_mask = hash_fields, }, .rwq_ind_tbl = ind_tbl->ind_table, - .pd = priv->pd, + .pd = priv->sh->pd, }, &qp_init_attr); #else qp = mlx5_glue->create_qp_ex - (priv->ctx, + (priv->sh->ctx, &(struct ibv_qp_init_attr_ex){ .qp_type = IBV_QPT_RAW_PACKET, .comp_mask = @@ -1814,15 +1819,12 @@ mlx5_hrxq_new(struct rte_eth_dev *dev, IBV_QP_INIT_ATTR_RX_HASH, .rx_hash_conf = (struct ibv_rx_hash_conf){ .rx_hash_function = IBV_RX_HASH_FUNC_TOEPLITZ, - .rx_hash_key_len = rss_key_len ? rss_key_len : - rss_hash_default_key_len, - .rx_hash_key = rss_key ? - (void *)(uintptr_t)rss_key : - rss_hash_default_key, + .rx_hash_key_len = rss_key_len, + .rx_hash_key = (void *)(uintptr_t)rss_key, .rx_hash_fields_mask = hash_fields, }, .rwq_ind_tbl = ind_tbl->ind_table, - .pd = priv->pd, + .pd = priv->sh->pd, }); #endif if (!qp) { @@ -1836,9 +1838,14 @@ mlx5_hrxq_new(struct rte_eth_dev *dev, hrxq->qp = qp; hrxq->rss_key_len = rss_key_len; hrxq->hash_fields = hash_fields; - hrxq->tunnel = tunnel; - hrxq->rss_level = rss_level; 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; @@ -1863,10 +1870,6 @@ error: * first queue index will be taken for the indirection table. * @param queues_n * Number of queues. - * @param tunnel - * Tunnel type, implies tunnel offloading like inner checksum if available. - * @param rss_level - * RSS hash on tunnel level * * @return * An hash Rx queue on success. @@ -1875,10 +1878,9 @@ struct mlx5_hrxq * mlx5_hrxq_get(struct rte_eth_dev *dev, const uint8_t *rss_key, uint32_t rss_key_len, uint64_t hash_fields, - const uint16_t *queues, uint32_t queues_n, - uint32_t tunnel, uint32_t rss_level) + const uint16_t *queues, uint32_t queues_n) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_hrxq *hrxq; queues_n = hash_fields ? queues_n : 1; @@ -1891,10 +1893,6 @@ mlx5_hrxq_get(struct rte_eth_dev *dev, continue; if (hrxq->hash_fields != hash_fields) continue; - if (hrxq->tunnel != tunnel) - continue; - if (hrxq->rss_level != rss_level) - continue; ind_tbl = mlx5_ind_table_ibv_get(dev, queues, queues_n); if (!ind_tbl) continue; @@ -1923,6 +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); @@ -1945,7 +1946,7 @@ mlx5_hrxq_release(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq) int mlx5_hrxq_ibv_verify(struct rte_eth_dev *dev) { - struct priv *priv = dev->data->dev_private; + struct mlx5_priv *priv = dev->data->dev_private; struct mlx5_hrxq *hrxq; int ret = 0; @@ -1957,3 +1958,246 @@ mlx5_hrxq_ibv_verify(struct rte_eth_dev *dev) } return ret; } + +/** + * Create a drop Rx queue Verbs object. + * + * @param dev + * Pointer to Ethernet device. + * + * @return + * The Verbs object initialised, NULL otherwise and rte_errno is set. + */ +static struct mlx5_rxq_ibv * +mlx5_rxq_ibv_drop_new(struct rte_eth_dev *dev) +{ + struct mlx5_priv *priv = dev->data->dev_private; + struct ibv_context *ctx = priv->sh->ctx; + struct ibv_cq *cq; + struct ibv_wq *wq = NULL; + struct mlx5_rxq_ibv *rxq; + + if (priv->drop_queue.rxq) + return priv->drop_queue.rxq; + cq = mlx5_glue->create_cq(ctx, 1, NULL, NULL, 0); + if (!cq) { + DEBUG("port %u cannot allocate CQ for drop queue", + dev->data->port_id); + rte_errno = errno; + goto error; + } + wq = mlx5_glue->create_wq(ctx, + &(struct ibv_wq_init_attr){ + .wq_type = IBV_WQT_RQ, + .max_wr = 1, + .max_sge = 1, + .pd = priv->sh->pd, + .cq = cq, + }); + if (!wq) { + DEBUG("port %u cannot allocate WQ for drop queue", + dev->data->port_id); + rte_errno = errno; + goto error; + } + rxq = rte_calloc(__func__, 1, sizeof(*rxq), 0); + if (!rxq) { + DEBUG("port %u cannot allocate drop Rx queue memory", + dev->data->port_id); + rte_errno = ENOMEM; + goto error; + } + rxq->cq = cq; + rxq->wq = wq; + priv->drop_queue.rxq = rxq; + return rxq; +error: + if (wq) + claim_zero(mlx5_glue->destroy_wq(wq)); + if (cq) + claim_zero(mlx5_glue->destroy_cq(cq)); + return NULL; +} + +/** + * Release a drop Rx queue Verbs object. + * + * @param dev + * Pointer to Ethernet device. + * + * @return + * The Verbs object initialised, NULL otherwise and rte_errno is set. + */ +static void +mlx5_rxq_ibv_drop_release(struct rte_eth_dev *dev) +{ + struct mlx5_priv *priv = dev->data->dev_private; + struct mlx5_rxq_ibv *rxq = priv->drop_queue.rxq; + + if (rxq->wq) + claim_zero(mlx5_glue->destroy_wq(rxq->wq)); + if (rxq->cq) + claim_zero(mlx5_glue->destroy_cq(rxq->cq)); + rte_free(rxq); + priv->drop_queue.rxq = NULL; +} + +/** + * Create a drop indirection table. + * + * @param dev + * Pointer to Ethernet device. + * + * @return + * The Verbs object initialised, NULL otherwise and rte_errno is set. + */ +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; + struct mlx5_ind_table_ibv *ind_tbl; + struct mlx5_rxq_ibv *rxq; + struct mlx5_ind_table_ibv tmpl; + + rxq = mlx5_rxq_ibv_drop_new(dev); + if (!rxq) + return NULL; + tmpl.ind_table = mlx5_glue->create_rwq_ind_table + (priv->sh->ctx, + &(struct ibv_rwq_ind_table_init_attr){ + .log_ind_tbl_size = 0, + .ind_tbl = &rxq->wq, + .comp_mask = 0, + }); + if (!tmpl.ind_table) { + DEBUG("port %u cannot allocate indirection table for drop" + " queue", + dev->data->port_id); + rte_errno = errno; + goto error; + } + ind_tbl = rte_calloc(__func__, 1, sizeof(*ind_tbl), 0); + if (!ind_tbl) { + rte_errno = ENOMEM; + goto error; + } + ind_tbl->ind_table = tmpl.ind_table; + return ind_tbl; +error: + mlx5_rxq_ibv_drop_release(dev); + return NULL; +} + +/** + * Release a drop indirection table. + * + * @param dev + * Pointer to Ethernet device. + */ +static void +mlx5_ind_table_ibv_drop_release(struct rte_eth_dev *dev) +{ + struct mlx5_priv *priv = dev->data->dev_private; + struct mlx5_ind_table_ibv *ind_tbl = priv->drop_queue.hrxq->ind_table; + + claim_zero(mlx5_glue->destroy_rwq_ind_table(ind_tbl->ind_table)); + mlx5_rxq_ibv_drop_release(dev); + rte_free(ind_tbl); + priv->drop_queue.hrxq->ind_table = NULL; +} + +/** + * Create a drop Rx Hash queue. + * + * @param dev + * Pointer to Ethernet device. + * + * @return + * The Verbs object initialised, NULL otherwise and rte_errno is set. + */ +struct mlx5_hrxq * +mlx5_hrxq_drop_new(struct rte_eth_dev *dev) +{ + struct mlx5_priv *priv = dev->data->dev_private; + struct mlx5_ind_table_ibv *ind_tbl; + struct ibv_qp *qp; + struct mlx5_hrxq *hrxq; + + if (priv->drop_queue.hrxq) { + rte_atomic32_inc(&priv->drop_queue.hrxq->refcnt); + return priv->drop_queue.hrxq; + } + ind_tbl = mlx5_ind_table_ibv_drop_new(dev); + if (!ind_tbl) + return NULL; + qp = mlx5_glue->create_qp_ex(priv->sh->ctx, + &(struct ibv_qp_init_attr_ex){ + .qp_type = IBV_QPT_RAW_PACKET, + .comp_mask = + IBV_QP_INIT_ATTR_PD | + IBV_QP_INIT_ATTR_IND_TABLE | + IBV_QP_INIT_ATTR_RX_HASH, + .rx_hash_conf = (struct ibv_rx_hash_conf){ + .rx_hash_function = + IBV_RX_HASH_FUNC_TOEPLITZ, + .rx_hash_key_len = MLX5_RSS_HASH_KEY_LEN, + .rx_hash_key = rss_hash_default_key, + .rx_hash_fields_mask = 0, + }, + .rwq_ind_tbl = ind_tbl->ind_table, + .pd = priv->sh->pd + }); + if (!qp) { + DEBUG("port %u cannot allocate QP for drop queue", + dev->data->port_id); + rte_errno = errno; + goto error; + } + hrxq = rte_calloc(__func__, 1, sizeof(*hrxq), 0); + if (!hrxq) { + DRV_LOG(WARNING, + "port %u cannot allocate memory for drop queue", + dev->data->port_id); + rte_errno = ENOMEM; + goto error; + } + 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; +error: + if (ind_tbl) + mlx5_ind_table_ibv_drop_release(dev); + return NULL; +} + +/** + * Release a drop hash Rx queue. + * + * @param dev + * Pointer to Ethernet device. + */ +void +mlx5_hrxq_drop_release(struct rte_eth_dev *dev) +{ + struct mlx5_priv *priv = dev->data->dev_private; + 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); + priv->drop_queue.hrxq = NULL; + } +}