diff options
Diffstat (limited to 'drivers/net/mlx5/mlx5_rxq.c')
| -rw-r--r-- | drivers/net/mlx5/mlx5_rxq.c | 712 |
1 files changed, 395 insertions, 317 deletions
diff --git a/drivers/net/mlx5/mlx5_rxq.c b/drivers/net/mlx5/mlx5_rxq.c index 20f3ec6c..dcc5a87b 100644 --- a/drivers/net/mlx5/mlx5_rxq.c +++ b/drivers/net/mlx5/mlx5_rxq.c @@ -88,7 +88,7 @@ const size_t rss_hash_default_key_len = sizeof(rss_hash_default_key); * Pointer to RX queue structure. * * @return - * 0 on success, errno value on failure. + * 0 on success, a negative errno value otherwise and rte_errno is set. */ int rxq_alloc_elts(struct mlx5_rxq_ctrl *rxq_ctrl) @@ -96,7 +96,7 @@ rxq_alloc_elts(struct mlx5_rxq_ctrl *rxq_ctrl) const unsigned int sges_n = 1 << rxq_ctrl->rxq.sges_n; unsigned int elts_n = 1 << rxq_ctrl->rxq.elts_n; unsigned int i; - int ret = 0; + int err; /* Iterate on segments. */ for (i = 0; (i != elts_n); ++i) { @@ -104,8 +104,9 @@ rxq_alloc_elts(struct mlx5_rxq_ctrl *rxq_ctrl) buf = rte_pktmbuf_alloc(rxq_ctrl->rxq.mp); if (buf == NULL) { - ERROR("%p: empty mbuf pool", (void *)rxq_ctrl); - ret = ENOMEM; + DRV_LOG(ERR, "port %u empty mbuf pool", + PORT_ID(rxq_ctrl->priv)); + rte_errno = ENOMEM; goto error; } /* Headroom is reserved by rte_pktmbuf_alloc(). */ @@ -124,7 +125,7 @@ rxq_alloc_elts(struct mlx5_rxq_ctrl *rxq_ctrl) (*rxq_ctrl->rxq.elts)[i] = buf; } /* If Rx vector is activated. */ - if (rxq_check_vec_support(&rxq_ctrl->rxq) > 0) { + if (mlx5_rxq_check_vec_support(&rxq_ctrl->rxq) > 0) { struct mlx5_rxq_data *rxq = &rxq_ctrl->rxq; struct rte_mbuf *mbuf_init = &rxq->fake_mbuf; int j; @@ -145,20 +146,24 @@ rxq_alloc_elts(struct mlx5_rxq_ctrl *rxq_ctrl) for (j = 0; j < MLX5_VPMD_DESCS_PER_LOOP; ++j) (*rxq->elts)[elts_n + j] = &rxq->fake_mbuf; } - DEBUG("%p: allocated and configured %u segments (max %u packets)", - (void *)rxq_ctrl, elts_n, elts_n / (1 << rxq_ctrl->rxq.sges_n)); - assert(ret == 0); + 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, + elts_n / (1 << rxq_ctrl->rxq.sges_n)); return 0; error: + err = rte_errno; /* Save rte_errno before cleanup. */ elts_n = i; for (i = 0; (i != elts_n); ++i) { if ((*rxq_ctrl->rxq.elts)[i] != NULL) rte_pktmbuf_free_seg((*rxq_ctrl->rxq.elts)[i]); (*rxq_ctrl->rxq.elts)[i] = NULL; } - DEBUG("%p: failed, freed everything", (void *)rxq_ctrl); - assert(ret > 0); - return ret; + DRV_LOG(DEBUG, "port %u Rx queue %u failed, freed everything", + PORT_ID(rxq_ctrl->priv), rxq_ctrl->idx); + rte_errno = err; /* Restore rte_errno. */ + return -rte_errno; } /** @@ -176,14 +181,15 @@ rxq_free_elts(struct mlx5_rxq_ctrl *rxq_ctrl) uint16_t used = q_n - (rxq->rq_ci - rxq->rq_pi); uint16_t i; - DEBUG("%p: freeing WRs", (void *)rxq_ctrl); + DRV_LOG(DEBUG, "port %u Rx queue %u freeing WRs", + PORT_ID(rxq_ctrl->priv), rxq_ctrl->idx); if (rxq->elts == NULL) return; /** * Some mbuf in the Ring belongs to the application. They cannot be * freed. */ - if (rxq_check_vec_support(rxq) > 0) { + if (mlx5_rxq_check_vec_support(rxq) > 0) { for (i = 0; i < used; ++i) (*rxq->elts)[(rxq->rq_ci + i) & q_mask] = NULL; rxq->rq_pi = rxq->rq_ci; @@ -206,9 +212,10 @@ rxq_free_elts(struct mlx5_rxq_ctrl *rxq_ctrl) void mlx5_rxq_cleanup(struct mlx5_rxq_ctrl *rxq_ctrl) { - DEBUG("cleaning up %p", (void *)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_priv_rxq_ibv_release(rxq_ctrl->priv, rxq_ctrl->ibv); + mlx5_rxq_ibv_release(rxq_ctrl->ibv); memset(rxq_ctrl, 0, sizeof(*rxq_ctrl)); } @@ -228,55 +235,52 @@ mlx5_rxq_cleanup(struct mlx5_rxq_ctrl *rxq_ctrl) * Memory pool for buffer allocations. * * @return - * 0 on success, negative errno value on failure. + * 0 on success, a negative errno value otherwise and rte_errno is set. */ int mlx5_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, - unsigned int socket, const struct rte_eth_rxconf *conf, + unsigned int socket, + const struct rte_eth_rxconf *conf __rte_unused, struct rte_mempool *mp) { struct 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); - int ret = 0; - (void)conf; - priv_lock(priv); if (!rte_is_power_of_2(desc)) { desc = 1 << log2above(desc); - WARN("%p: increased number of descriptors in RX queue %u" - " to the next power of two (%d)", - (void *)dev, idx, desc); + DRV_LOG(WARNING, + "port %u increased number of descriptors in Rx queue %u" + " to the next power of two (%d)", + dev->data->port_id, idx, desc); } - DEBUG("%p: configuring queue %u for %u descriptors", - (void *)dev, idx, desc); + DRV_LOG(DEBUG, "port %u configuring Rx queue %u for %u descriptors", + dev->data->port_id, idx, desc); if (idx >= priv->rxqs_n) { - ERROR("%p: queue index out of range (%u >= %u)", - (void *)dev, idx, priv->rxqs_n); - priv_unlock(priv); - return -EOVERFLOW; + DRV_LOG(ERR, "port %u Rx queue index out of range (%u >= %u)", + dev->data->port_id, idx, priv->rxqs_n); + rte_errno = EOVERFLOW; + return -rte_errno; } - if (!mlx5_priv_rxq_releasable(priv, idx)) { - ret = EBUSY; - ERROR("%p: unable to release queue index %u", - (void *)dev, idx); - goto out; + if (!mlx5_rxq_releasable(dev, idx)) { + DRV_LOG(ERR, "port %u unable to release queue index %u", + dev->data->port_id, idx); + rte_errno = EBUSY; + return -rte_errno; } - mlx5_priv_rxq_release(priv, idx); - rxq_ctrl = mlx5_priv_rxq_new(priv, idx, desc, socket, mp); + mlx5_rxq_release(dev, idx); + rxq_ctrl = mlx5_rxq_new(dev, idx, desc, socket, mp); if (!rxq_ctrl) { - ERROR("%p: unable to allocate queue index %u", - (void *)dev, idx); - ret = ENOMEM; - goto out; + DRV_LOG(ERR, "port %u unable to allocate queue index %u", + dev->data->port_id, idx); + rte_errno = ENOMEM; + return -rte_errno; } - DEBUG("%p: adding RX queue %p to list", - (void *)dev, (void *)rxq_ctrl); + DRV_LOG(DEBUG, "port %u adding Rx queue %u to list", + dev->data->port_id, idx); (*priv->rxqs)[idx] = &rxq_ctrl->rxq; -out: - priv_unlock(priv); - return -ret; + return 0; } /** @@ -296,45 +300,48 @@ mlx5_rx_queue_release(void *dpdk_rxq) return; rxq_ctrl = container_of(rxq, struct mlx5_rxq_ctrl, rxq); priv = rxq_ctrl->priv; - priv_lock(priv); - if (!mlx5_priv_rxq_releasable(priv, rxq_ctrl->rxq.stats.idx)) - rte_panic("Rx queue %p is still used by a flow and cannot be" - " removed\n", (void *)rxq_ctrl); - mlx5_priv_rxq_release(priv, rxq_ctrl->rxq.stats.idx); - priv_unlock(priv); + if (!mlx5_rxq_releasable(ETH_DEV(priv), rxq_ctrl->rxq.stats.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); } /** * Allocate queue vector and fill epoll fd list for Rx interrupts. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * * @return - * 0 on success, negative on failure. + * 0 on success, a negative errno value otherwise and rte_errno is set. */ int -priv_rx_intr_vec_enable(struct priv *priv) +mlx5_rx_intr_vec_enable(struct rte_eth_dev *dev) { + struct 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); unsigned int count = 0; - struct rte_intr_handle *intr_handle = priv->dev->intr_handle; + struct rte_intr_handle *intr_handle = dev->intr_handle; - if (!priv->dev->data->dev_conf.intr_conf.rxq) + if (!dev->data->dev_conf.intr_conf.rxq) return 0; - priv_rx_intr_vec_disable(priv); + mlx5_rx_intr_vec_disable(dev); intr_handle->intr_vec = malloc(n * sizeof(intr_handle->intr_vec[0])); if (intr_handle->intr_vec == NULL) { - ERROR("failed to allocate memory for interrupt vector," - " Rx interrupts will not be supported"); - return -ENOMEM; + DRV_LOG(ERR, + "port %u failed to allocate memory for interrupt" + " vector, Rx interrupts will not be supported", + dev->data->port_id); + rte_errno = ENOMEM; + return -rte_errno; } intr_handle->type = RTE_INTR_HANDLE_EXT; for (i = 0; i != n; ++i) { /* This rxq ibv must not be released in this function. */ - struct mlx5_rxq_ibv *rxq_ibv = mlx5_priv_rxq_ibv_get(priv, i); + struct mlx5_rxq_ibv *rxq_ibv = mlx5_rxq_ibv_get(dev, i); int fd; int flags; int rc; @@ -348,27 +355,34 @@ priv_rx_intr_vec_enable(struct priv *priv) continue; } if (count >= RTE_MAX_RXTX_INTR_VEC_ID) { - ERROR("too many Rx queues for interrupt vector size" - " (%d), Rx interrupts cannot be enabled", - RTE_MAX_RXTX_INTR_VEC_ID); - priv_rx_intr_vec_disable(priv); - return -1; + DRV_LOG(ERR, + "port %u too many Rx queues for interrupt" + " vector size (%d), Rx interrupts cannot be" + " enabled", + dev->data->port_id, RTE_MAX_RXTX_INTR_VEC_ID); + mlx5_rx_intr_vec_disable(dev); + rte_errno = ENOMEM; + return -rte_errno; } fd = rxq_ibv->channel->fd; flags = fcntl(fd, F_GETFL); rc = fcntl(fd, F_SETFL, flags | O_NONBLOCK); if (rc < 0) { - ERROR("failed to make Rx interrupt file descriptor" - " %d non-blocking for queue index %d", fd, i); - priv_rx_intr_vec_disable(priv); - return -1; + rte_errno = errno; + DRV_LOG(ERR, + "port %u failed to make Rx interrupt file" + " descriptor %d non-blocking for queue index" + " %d", + dev->data->port_id, fd, i); + mlx5_rx_intr_vec_disable(dev); + return -rte_errno; } intr_handle->intr_vec[i] = RTE_INTR_VEC_RXTX_OFFSET + count; intr_handle->efds[count] = fd; count++; } if (!count) - priv_rx_intr_vec_disable(priv); + mlx5_rx_intr_vec_disable(dev); else intr_handle->nb_efd = count; return 0; @@ -377,18 +391,19 @@ priv_rx_intr_vec_enable(struct priv *priv) /** * Clean up Rx interrupts handler. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. */ void -priv_rx_intr_vec_disable(struct priv *priv) +mlx5_rx_intr_vec_disable(struct rte_eth_dev *dev) { - struct rte_intr_handle *intr_handle = priv->dev->intr_handle; + struct 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; unsigned int n = RTE_MIN(rxqs_n, (uint32_t)RTE_MAX_RXTX_INTR_VEC_ID); - if (!priv->dev->data->dev_conf.intr_conf.rxq) + if (!dev->data->dev_conf.intr_conf.rxq) return; if (!intr_handle->intr_vec) goto free; @@ -405,7 +420,7 @@ priv_rx_intr_vec_disable(struct priv *priv) */ rxq_data = (*priv->rxqs)[i]; rxq_ctrl = container_of(rxq_data, struct mlx5_rxq_ctrl, rxq); - mlx5_priv_rxq_ibv_release(priv, rxq_ctrl->ibv); + mlx5_rxq_ibv_release(rxq_ctrl->ibv); } free: rte_intr_free_epoll_fd(intr_handle); @@ -449,39 +464,33 @@ mlx5_arm_cq(struct mlx5_rxq_data *rxq, int sq_n_rxq) * Rx queue number. * * @return - * 0 on success, negative on failure. + * 0 on success, a negative errno value otherwise and rte_errno is set. */ int mlx5_rx_intr_enable(struct rte_eth_dev *dev, uint16_t rx_queue_id) { - struct priv *priv = mlx5_get_priv(dev); + struct priv *priv = dev->data->dev_private; struct mlx5_rxq_data *rxq_data; struct mlx5_rxq_ctrl *rxq_ctrl; - int ret = 0; - priv_lock(priv); rxq_data = (*priv->rxqs)[rx_queue_id]; if (!rxq_data) { - ret = EINVAL; - goto exit; + rte_errno = EINVAL; + return -rte_errno; } rxq_ctrl = container_of(rxq_data, struct mlx5_rxq_ctrl, rxq); if (rxq_ctrl->irq) { struct mlx5_rxq_ibv *rxq_ibv; - rxq_ibv = mlx5_priv_rxq_ibv_get(priv, rx_queue_id); + rxq_ibv = mlx5_rxq_ibv_get(dev, rx_queue_id); if (!rxq_ibv) { - ret = EINVAL; - goto exit; + rte_errno = EINVAL; + return -rte_errno; } mlx5_arm_cq(rxq_data, rxq_data->cq_arm_sn); - mlx5_priv_rxq_ibv_release(priv, rxq_ibv); + mlx5_rxq_ibv_release(rxq_ibv); } -exit: - priv_unlock(priv); - if (ret) - WARN("unable to arm interrupt on rx queue %d", rx_queue_id); - return -ret; + return 0; } /** @@ -493,64 +502,65 @@ exit: * Rx queue number. * * @return - * 0 on success, negative on failure. + * 0 on success, a negative errno value otherwise and rte_errno is set. */ int mlx5_rx_intr_disable(struct rte_eth_dev *dev, uint16_t rx_queue_id) { - struct priv *priv = mlx5_get_priv(dev); + struct 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; struct ibv_cq *ev_cq; void *ev_ctx; - int ret = 0; + int ret; - priv_lock(priv); rxq_data = (*priv->rxqs)[rx_queue_id]; if (!rxq_data) { - ret = EINVAL; - goto exit; + rte_errno = EINVAL; + return -rte_errno; } rxq_ctrl = container_of(rxq_data, struct mlx5_rxq_ctrl, rxq); if (!rxq_ctrl->irq) - goto exit; - rxq_ibv = mlx5_priv_rxq_ibv_get(priv, rx_queue_id); + return 0; + rxq_ibv = mlx5_rxq_ibv_get(dev, rx_queue_id); if (!rxq_ibv) { - ret = EINVAL; - goto exit; + rte_errno = EINVAL; + return -rte_errno; } ret = ibv_get_cq_event(rxq_ibv->channel, &ev_cq, &ev_ctx); if (ret || ev_cq != rxq_ibv->cq) { - ret = EINVAL; + rte_errno = EINVAL; goto exit; } rxq_data->cq_arm_sn++; ibv_ack_cq_events(rxq_ibv->cq, 1); + return 0; exit: + ret = rte_errno; /* Save rte_errno before cleanup. */ if (rxq_ibv) - mlx5_priv_rxq_ibv_release(priv, rxq_ibv); - priv_unlock(priv); - if (ret) - WARN("unable to disable interrupt on rx queue %d", - rx_queue_id); - return -ret; + mlx5_rxq_ibv_release(rxq_ibv); + DRV_LOG(WARNING, "port %u unable to disable interrupt on Rx queue %d", + dev->data->port_id, rx_queue_id); + rte_errno = ret; /* Restore rte_errno. */ + return -rte_errno; } /** * Create the Rx queue Verbs object. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param idx * Queue index in DPDK Rx queue array * * @return - * The Verbs object initialised if it can be created. + * The Verbs object initialised, NULL otherwise and rte_errno is set. */ -struct mlx5_rxq_ibv* -mlx5_priv_rxq_ibv_new(struct priv *priv, uint16_t idx) +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_rxq_data *rxq_data = (*priv->rxqs)[idx]; struct mlx5_rxq_ctrl *rxq_ctrl = container_of(rxq_data, struct mlx5_rxq_ctrl, rxq); @@ -573,28 +583,34 @@ mlx5_priv_rxq_ibv_new(struct priv *priv, uint16_t idx) assert(rxq_data); assert(!rxq_ctrl->ibv); + priv->verbs_alloc_ctx.type = MLX5_VERBS_ALLOC_TYPE_RX_QUEUE; + priv->verbs_alloc_ctx.obj = rxq_ctrl; tmpl = rte_calloc_socket(__func__, 1, sizeof(*tmpl), 0, rxq_ctrl->socket); if (!tmpl) { - ERROR("%p: cannot allocate verbs resources", - (void *)rxq_ctrl); + DRV_LOG(ERR, + "port %u Rx queue %u cannot allocate verbs resources", + dev->data->port_id, rxq_ctrl->idx); + rte_errno = ENOMEM; goto error; } tmpl->rxq_ctrl = rxq_ctrl; /* Use the entire RX mempool as the memory region. */ - tmpl->mr = priv_mr_get(priv, rxq_data->mp); + tmpl->mr = mlx5_mr_get(dev, rxq_data->mp); if (!tmpl->mr) { - tmpl->mr = priv_mr_new(priv, rxq_data->mp); + tmpl->mr = mlx5_mr_new(dev, rxq_data->mp); if (!tmpl->mr) { - ERROR("%p: MR creation failure", (void *)rxq_ctrl); + DRV_LOG(ERR, "port %u: memeroy region creation failure", + dev->data->port_id); goto error; } } if (rxq_ctrl->irq) { tmpl->channel = ibv_create_comp_channel(priv->ctx); if (!tmpl->channel) { - ERROR("%p: Comp Channel creation failure", - (void *)rxq_ctrl); + DRV_LOG(ERR, "port %u: comp channel creation failure", + dev->data->port_id); + rte_errno = ENOMEM; goto error; } } @@ -614,21 +630,26 @@ mlx5_priv_rxq_ibv_new(struct priv *priv, uint16_t idx) * For vectorized Rx, it must not be doubled in order to * make cq_ci and rq_ci aligned. */ - if (rxq_check_vec_support(rxq_data) < 0) + if (mlx5_rxq_check_vec_support(rxq_data) < 0) attr.cq.ibv.cqe *= 2; } else if (priv->cqe_comp && rxq_data->hw_timestamp) { - DEBUG("Rx CQE compression is disabled for HW timestamp"); + DRV_LOG(DEBUG, + "port %u Rx CQE compression is disabled for HW" + " timestamp", + dev->data->port_id); } tmpl->cq = ibv_cq_ex_to_cq(mlx5dv_create_cq(priv->ctx, &attr.cq.ibv, &attr.cq.mlx5)); if (tmpl->cq == NULL) { - ERROR("%p: CQ creation failure", (void *)rxq_ctrl); + DRV_LOG(ERR, "port %u Rx queue %u CQ creation failure", + dev->data->port_id, idx); + rte_errno = ENOMEM; goto error; } - DEBUG("priv->device_attr.max_qp_wr is %d", - priv->device_attr.orig_attr.max_qp_wr); - DEBUG("priv->device_attr.max_sge is %d", - priv->device_attr.orig_attr.max_sge); + 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); attr.wq = (struct ibv_wq_init_attr){ .wq_context = NULL, /* Could be useful in the future. */ .wq_type = IBV_WQT_RQ, @@ -658,7 +679,9 @@ mlx5_priv_rxq_ibv_new(struct priv *priv, uint16_t idx) #endif tmpl->wq = ibv_create_wq(priv->ctx, &attr.wq); if (tmpl->wq == NULL) { - ERROR("%p: WQ creation failure", (void *)rxq_ctrl); + DRV_LOG(ERR, "port %u Rx queue %u WQ creation failure", + dev->data->port_id, idx); + rte_errno = ENOMEM; goto error; } /* @@ -668,11 +691,14 @@ mlx5_priv_rxq_ibv_new(struct priv *priv, uint16_t idx) if (((int)attr.wq.max_wr != ((1 << rxq_data->elts_n) >> rxq_data->sges_n)) || ((int)attr.wq.max_sge != (1 << rxq_data->sges_n))) { - ERROR("%p: requested %u*%u but got %u*%u WRs*SGEs", - (void *)rxq_ctrl, - ((1 << rxq_data->elts_n) >> rxq_data->sges_n), - (1 << rxq_data->sges_n), - attr.wq.max_wr, attr.wq.max_sge); + DRV_LOG(ERR, + "port %u Rx queue %u requested %u*%u but got %u*%u" + " WRs*SGEs", + dev->data->port_id, idx, + ((1 << rxq_data->elts_n) >> rxq_data->sges_n), + (1 << rxq_data->sges_n), + attr.wq.max_wr, attr.wq.max_sge); + rte_errno = EINVAL; goto error; } /* Change queue state to ready. */ @@ -682,8 +708,10 @@ mlx5_priv_rxq_ibv_new(struct priv *priv, uint16_t idx) }; ret = ibv_modify_wq(tmpl->wq, &mod); if (ret) { - ERROR("%p: WQ state to IBV_WQS_RDY failed", - (void *)rxq_ctrl); + DRV_LOG(ERR, + "port %u Rx queue %u WQ state to IBV_WQS_RDY failed", + dev->data->port_id, idx); + rte_errno = ret; goto error; } obj.cq.in = tmpl->cq; @@ -691,11 +719,16 @@ mlx5_priv_rxq_ibv_new(struct priv *priv, uint16_t idx) obj.rwq.in = tmpl->wq; obj.rwq.out = &rwq; ret = mlx5dv_init_obj(&obj, MLX5DV_OBJ_CQ | MLX5DV_OBJ_RWQ); - if (ret != 0) + if (ret) { + rte_errno = ret; goto error; + } if (cq_info.cqe_size != RTE_CACHE_LINE_SIZE) { - ERROR("Wrong MLX5_CQE_SIZE environment variable value: " - "it should be set to %u", RTE_CACHE_LINE_SIZE); + DRV_LOG(ERR, + "port %u wrong MLX5_CQE_SIZE environment variable" + " value: it should be set to %u", + dev->data->port_id, RTE_CACHE_LINE_SIZE); + rte_errno = EINVAL; goto error; } /* Fill the rings. */ @@ -731,13 +764,16 @@ mlx5_priv_rxq_ibv_new(struct priv *priv, uint16_t idx) rxq_data->rq_ci = (1 << rxq_data->elts_n) >> rxq_data->sges_n; rte_wmb(); *rxq_data->rq_db = rte_cpu_to_be_32(rxq_data->rq_ci); - DEBUG("%p: rxq updated with %p", (void *)rxq_ctrl, (void *)&tmpl); + DRV_LOG(DEBUG, "port %u rxq %u updated with %p", dev->data->port_id, + idx, (void *)&tmpl); rte_atomic32_inc(&tmpl->refcnt); - DEBUG("%p: Verbs Rx queue %p: refcnt %d", (void *)priv, - (void *)tmpl, rte_atomic32_read(&tmpl->refcnt)); + DRV_LOG(DEBUG, "port %u Verbs Rx queue %u: refcnt %d", + dev->data->port_id, idx, rte_atomic32_read(&tmpl->refcnt)); LIST_INSERT_HEAD(&priv->rxqsibv, tmpl, next); + 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(ibv_destroy_wq(tmpl->wq)); if (tmpl->cq) @@ -745,24 +781,27 @@ error: if (tmpl->channel) claim_zero(ibv_destroy_comp_channel(tmpl->channel)); if (tmpl->mr) - priv_mr_release(priv, tmpl->mr); + mlx5_mr_release(tmpl->mr); + 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 priv - * Pointer to private structure. + * @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_priv_rxq_ibv_get(struct priv *priv, uint16_t idx) +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; @@ -772,11 +811,11 @@ mlx5_priv_rxq_ibv_get(struct priv *priv, uint16_t idx) return NULL; rxq_ctrl = container_of(rxq_data, struct mlx5_rxq_ctrl, rxq); if (rxq_ctrl->ibv) { - priv_mr_get(priv, rxq_data->mp); + mlx5_mr_get(dev, rxq_data->mp); rte_atomic32_inc(&rxq_ctrl->ibv->refcnt); - DEBUG("%p: Verbs Rx queue %p: refcnt %d", (void *)priv, - (void *)rxq_ctrl->ibv, - rte_atomic32_read(&rxq_ctrl->ibv->refcnt)); + DRV_LOG(DEBUG, "port %u Verbs Rx queue %u: refcnt %d", + dev->data->port_id, rxq_ctrl->idx, + rte_atomic32_read(&rxq_ctrl->ibv->refcnt)); } return rxq_ctrl->ibv; } @@ -784,16 +823,14 @@ mlx5_priv_rxq_ibv_get(struct priv *priv, uint16_t idx) /** * Release an Rx verbs queue object. * - * @param priv - * Pointer to private structure. * @param rxq_ibv * Verbs Rx queue object. * * @return - * 0 on success, errno value on failure. + * 1 while a reference on it exists, 0 when freed. */ int -mlx5_priv_rxq_ibv_release(struct priv *priv, struct mlx5_rxq_ibv *rxq_ibv) +mlx5_rxq_ibv_release(struct mlx5_rxq_ibv *rxq_ibv) { int ret; @@ -801,11 +838,12 @@ mlx5_priv_rxq_ibv_release(struct priv *priv, struct mlx5_rxq_ibv *rxq_ibv) assert(rxq_ibv->wq); assert(rxq_ibv->cq); assert(rxq_ibv->mr); - ret = priv_mr_release(priv, rxq_ibv->mr); + ret = mlx5_mr_release(rxq_ibv->mr); if (!ret) rxq_ibv->mr = NULL; - DEBUG("%p: Verbs Rx queue %p: refcnt %d", (void *)priv, - (void *)rxq_ibv, rte_atomic32_read(&rxq_ibv->refcnt)); + DRV_LOG(DEBUG, "port %u Verbs Rx queue %u: refcnt %d", + PORT_ID(rxq_ibv->rxq_ctrl->priv), + rxq_ibv->rxq_ctrl->idx, rte_atomic32_read(&rxq_ibv->refcnt)); if (rte_atomic32_dec_and_test(&rxq_ibv->refcnt)) { rxq_free_elts(rxq_ibv->rxq_ctrl); claim_zero(ibv_destroy_wq(rxq_ibv->wq)); @@ -816,26 +854,28 @@ mlx5_priv_rxq_ibv_release(struct priv *priv, struct mlx5_rxq_ibv *rxq_ibv) rte_free(rxq_ibv); return 0; } - return EBUSY; + return 1; } /** * Verify the Verbs Rx queue list is empty * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * - * @return the number of object not released. + * @return + * The number of object not released. */ int -mlx5_priv_rxq_ibv_verify(struct priv *priv) +mlx5_rxq_ibv_verify(struct rte_eth_dev *dev) { + struct priv *priv = dev->data->dev_private; int ret = 0; struct mlx5_rxq_ibv *rxq_ibv; LIST_FOREACH(rxq_ibv, &priv->rxqsibv, next) { - DEBUG("%p: Verbs Rx queue %p still referenced", (void *)priv, - (void *)rxq_ibv); + DRV_LOG(DEBUG, "port %u Verbs Rx queue %u still referenced", + dev->data->port_id, rxq_ibv->rxq_ctrl->idx); ++ret; } return ret; @@ -844,15 +884,12 @@ mlx5_priv_rxq_ibv_verify(struct priv *priv) /** * Return true if a single reference exists on the object. * - * @param priv - * Pointer to private structure. * @param rxq_ibv * Verbs Rx queue object. */ int -mlx5_priv_rxq_ibv_releasable(struct priv *priv, struct mlx5_rxq_ibv *rxq_ibv) +mlx5_rxq_ibv_releasable(struct mlx5_rxq_ibv *rxq_ibv) { - (void)priv; assert(rxq_ibv); return (rte_atomic32_read(&rxq_ibv->refcnt) == 1); } @@ -860,8 +897,8 @@ mlx5_priv_rxq_ibv_releasable(struct priv *priv, struct mlx5_rxq_ibv *rxq_ibv) /** * Create a DPDK Rx queue. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param idx * TX queue index. * @param desc @@ -870,13 +907,13 @@ mlx5_priv_rxq_ibv_releasable(struct priv *priv, struct mlx5_rxq_ibv *rxq_ibv) * NUMA socket on which memory must be allocated. * * @return - * A DPDK queue object on success. + * A DPDK queue object on success, NULL otherwise and rte_errno is set. */ -struct mlx5_rxq_ctrl* -mlx5_priv_rxq_new(struct priv *priv, uint16_t idx, uint16_t desc, - unsigned int socket, struct rte_mempool *mp) +struct mlx5_rxq_ctrl * +mlx5_rxq_new(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, + unsigned int socket, struct rte_mempool *mp) { - struct rte_eth_dev *dev = priv->dev; + struct priv *priv = dev->data->dev_private; struct mlx5_rxq_ctrl *tmpl; const uint16_t desc_n = desc + priv->rx_vec_en * MLX5_VPMD_DESCS_PER_LOOP; @@ -886,10 +923,12 @@ mlx5_priv_rxq_new(struct priv *priv, uint16_t idx, uint16_t desc, sizeof(*tmpl) + desc_n * sizeof(struct rte_mbuf *), 0, socket); - if (!tmpl) + if (!tmpl) { + rte_errno = ENOMEM; return NULL; + } tmpl->socket = socket; - if (priv->dev->data->dev_conf.intr_conf.rxq) + if (dev->data->dev_conf.intr_conf.rxq) tmpl->irq = 1; /* Enable scattered packets support for this queue if necessary. */ assert(mb_len >= RTE_PKTMBUF_HEADROOM); @@ -912,29 +951,34 @@ mlx5_priv_rxq_new(struct priv *priv, uint16_t idx, uint16_t desc, size = mb_len * (1 << tmpl->rxq.sges_n); size -= RTE_PKTMBUF_HEADROOM; if (size < dev->data->dev_conf.rxmode.max_rx_pkt_len) { - ERROR("%p: too many SGEs (%u) needed to handle" - " requested maximum packet size %u", - (void *)dev, - 1 << sges_n, - dev->data->dev_conf.rxmode.max_rx_pkt_len); + DRV_LOG(ERR, + "port %u too many SGEs (%u) needed to handle" + " requested maximum packet size %u", + dev->data->port_id, + 1 << sges_n, + dev->data->dev_conf.rxmode.max_rx_pkt_len); + rte_errno = EOVERFLOW; goto error; } } else { - WARN("%p: the requested maximum Rx packet size (%u) is" - " larger than a single mbuf (%u) and scattered" - " mode has not been requested", - (void *)dev, - dev->data->dev_conf.rxmode.max_rx_pkt_len, - mb_len - RTE_PKTMBUF_HEADROOM); + DRV_LOG(WARNING, + "port %u the requested maximum Rx packet size (%u) is" + " larger than a single mbuf (%u) and scattered mode has" + " not been requested", + dev->data->port_id, + dev->data->dev_conf.rxmode.max_rx_pkt_len, + mb_len - RTE_PKTMBUF_HEADROOM); } - DEBUG("%p: maximum number of segments per packet: %u", - (void *)dev, 1 << tmpl->rxq.sges_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)) { - ERROR("%p: number of RX queue descriptors (%u) is not a" - " multiple of SGEs per packet (%u)", - (void *)dev, - desc, - 1 << tmpl->rxq.sges_n); + DRV_LOG(ERR, + "port %u number of Rx queue descriptors (%u) is not a" + " multiple of SGEs per packet (%u)", + dev->data->port_id, + desc, + 1 << tmpl->rxq.sges_n); + rte_errno = EINVAL; goto error; } /* Toggle RX checksum offload if hardware supports it. */ @@ -954,19 +998,22 @@ mlx5_priv_rxq_new(struct priv *priv, uint16_t idx, uint16_t desc, } else if (priv->hw_fcs_strip) { tmpl->rxq.crc_present = 1; } else { - WARN("%p: CRC stripping has been disabled but will still" - " be performed by hardware, make sure MLNX_OFED and" - " firmware are up to date", - (void *)dev); + DRV_LOG(WARNING, + "port %u CRC stripping has been disabled but will" + " still be performed by hardware, make sure MLNX_OFED" + " and firmware are up to date", + dev->data->port_id); tmpl->rxq.crc_present = 0; } - DEBUG("%p: CRC stripping is %s, %u bytes will be subtracted from" - " incoming frames to hide it", - (void *)dev, - tmpl->rxq.crc_present ? "disabled" : "enabled", - tmpl->rxq.crc_present << 2); + DRV_LOG(DEBUG, + "port %u CRC stripping is %s, %u bytes will be subtracted from" + " incoming frames to hide it", + dev->data->port_id, + tmpl->rxq.crc_present ? "disabled" : "enabled", + tmpl->rxq.crc_present << 2); /* Save port ID. */ - tmpl->rxq.rss_hash = priv->rxqs_n > 1; + tmpl->rxq.rss_hash = !!priv->rss_conf.rss_hf && + (!!(dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS)); tmpl->rxq.port_id = dev->data->port_id; tmpl->priv = priv; tmpl->rxq.mp = mp; @@ -974,9 +1021,10 @@ mlx5_priv_rxq_new(struct priv *priv, uint16_t idx, uint16_t desc, tmpl->rxq.elts_n = log2above(desc); tmpl->rxq.elts = (struct rte_mbuf *(*)[1 << tmpl->rxq.elts_n])(tmpl + 1); + tmpl->idx = idx; rte_atomic32_inc(&tmpl->refcnt); - DEBUG("%p: Rx queue %p: refcnt %d", (void *)priv, - (void *)tmpl, rte_atomic32_read(&tmpl->refcnt)); + DRV_LOG(DEBUG, "port %u Rx queue %u: refcnt %d", dev->data->port_id, + idx, rte_atomic32_read(&tmpl->refcnt)); LIST_INSERT_HEAD(&priv->rxqsctrl, tmpl, next); return tmpl; error: @@ -987,28 +1035,29 @@ error: /** * Get a Rx queue. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param idx * TX queue index. * * @return - * A pointer to the queue if it exists. + * A pointer to the queue if it exists, NULL otherwise. */ -struct mlx5_rxq_ctrl* -mlx5_priv_rxq_get(struct priv *priv, uint16_t idx) +struct mlx5_rxq_ctrl * +mlx5_rxq_get(struct rte_eth_dev *dev, uint16_t idx) { + struct priv *priv = dev->data->dev_private; struct mlx5_rxq_ctrl *rxq_ctrl = NULL; if ((*priv->rxqs)[idx]) { rxq_ctrl = container_of((*priv->rxqs)[idx], struct mlx5_rxq_ctrl, rxq); - - mlx5_priv_rxq_ibv_get(priv, idx); + mlx5_rxq_ibv_get(dev, idx); rte_atomic32_inc(&rxq_ctrl->refcnt); - DEBUG("%p: Rx queue %p: refcnt %d", (void *)priv, - (void *)rxq_ctrl, rte_atomic32_read(&rxq_ctrl->refcnt)); + DRV_LOG(DEBUG, "port %u Rx queue %u: refcnt %d", + dev->data->port_id, rxq_ctrl->idx, + rte_atomic32_read(&rxq_ctrl->refcnt)); } return rxq_ctrl; } @@ -1016,59 +1065,59 @@ mlx5_priv_rxq_get(struct priv *priv, uint16_t idx) /** * Release a Rx queue. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param idx * TX queue index. * * @return - * 0 on success, errno value on failure. + * 1 while a reference on it exists, 0 when freed. */ int -mlx5_priv_rxq_release(struct priv *priv, uint16_t idx) +mlx5_rxq_release(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]) return 0; rxq_ctrl = container_of((*priv->rxqs)[idx], struct mlx5_rxq_ctrl, rxq); assert(rxq_ctrl->priv); - if (rxq_ctrl->ibv) { - int ret; - - ret = mlx5_priv_rxq_ibv_release(rxq_ctrl->priv, rxq_ctrl->ibv); - if (!ret) - rxq_ctrl->ibv = NULL; - } - DEBUG("%p: Rx queue %p: refcnt %d", (void *)priv, - (void *)rxq_ctrl, rte_atomic32_read(&rxq_ctrl->refcnt)); + if (rxq_ctrl->ibv && !mlx5_rxq_ibv_release(rxq_ctrl->ibv)) + rxq_ctrl->ibv = NULL; + DRV_LOG(DEBUG, "port %u Rx queue %u: refcnt %d", dev->data->port_id, + rxq_ctrl->idx, rte_atomic32_read(&rxq_ctrl->refcnt)); if (rte_atomic32_dec_and_test(&rxq_ctrl->refcnt)) { LIST_REMOVE(rxq_ctrl, next); rte_free(rxq_ctrl); (*priv->rxqs)[idx] = NULL; return 0; } - return EBUSY; + return 1; } /** * Verify if the queue can be released. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param idx * TX queue index. * * @return - * 1 if the queue can be released. + * 1 if the queue can be released, negative errno otherwise and rte_errno is + * set. */ int -mlx5_priv_rxq_releasable(struct priv *priv, uint16_t idx) +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]) - return -1; + 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); } @@ -1076,20 +1125,22 @@ mlx5_priv_rxq_releasable(struct priv *priv, uint16_t idx) /** * Verify the Rx Queue list is empty * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * - * @return the number of object not released. + * @return + * The number of object not released. */ int -mlx5_priv_rxq_verify(struct priv *priv) +mlx5_rxq_verify(struct rte_eth_dev *dev) { + struct priv *priv = dev->data->dev_private; struct mlx5_rxq_ctrl *rxq_ctrl; int ret = 0; LIST_FOREACH(rxq_ctrl, &priv->rxqsctrl, next) { - DEBUG("%p: Rx Queue %p still referenced", (void *)priv, - (void *)rxq_ctrl); + DRV_LOG(DEBUG, "port %u Rx Queue %u still referenced", + dev->data->port_id, rxq_ctrl->idx); ++ret; } return ret; @@ -1098,20 +1149,21 @@ mlx5_priv_rxq_verify(struct priv *priv) /** * Create an indirection table. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param queues * Queues entering in the indirection table. * @param queues_n * Number of queues in the array. * * @return - * A new indirection table. + * The Verbs object initialised, NULL otherwise and rte_errno is set. */ -struct mlx5_ind_table_ibv* -mlx5_priv_ind_table_ibv_new(struct priv *priv, uint16_t queues[], - uint16_t queues_n) +struct mlx5_ind_table_ibv * +mlx5_ind_table_ibv_new(struct rte_eth_dev *dev, uint16_t queues[], + uint16_t queues_n) { + struct 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) : @@ -1122,11 +1174,12 @@ mlx5_priv_ind_table_ibv_new(struct priv *priv, uint16_t queues[], ind_tbl = rte_calloc(__func__, 1, sizeof(*ind_tbl) + queues_n * sizeof(uint16_t), 0); - if (!ind_tbl) + if (!ind_tbl) { + rte_errno = ENOMEM; return NULL; + } for (i = 0; i != queues_n; ++i) { - struct mlx5_rxq_ctrl *rxq = - mlx5_priv_rxq_get(priv, queues[i]); + struct mlx5_rxq_ctrl *rxq = mlx5_rxq_get(dev, queues[i]); if (!rxq) goto error; @@ -1144,24 +1197,28 @@ mlx5_priv_ind_table_ibv_new(struct priv *priv, uint16_t queues[], .ind_tbl = wq, .comp_mask = 0, }); - if (!ind_tbl->ind_table) + if (!ind_tbl->ind_table) { + rte_errno = errno; goto error; + } rte_atomic32_inc(&ind_tbl->refcnt); LIST_INSERT_HEAD(&priv->ind_tbls, ind_tbl, next); - DEBUG("%p: Indirection table %p: refcnt %d", (void *)priv, - (void *)ind_tbl, rte_atomic32_read(&ind_tbl->refcnt)); + DRV_LOG(DEBUG, "port %u indirection table %p: refcnt %d", + dev->data->port_id, (void *)ind_tbl, + rte_atomic32_read(&ind_tbl->refcnt)); return ind_tbl; error: rte_free(ind_tbl); - DEBUG("%p cannot create indirection table", (void *)priv); + DRV_LOG(DEBUG, "port %u cannot create indirection table", + dev->data->port_id); return NULL; } /** * Get an indirection table. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param queues * Queues entering in the indirection table. * @param queues_n @@ -1170,10 +1227,11 @@ error: * @return * An indirection table if found. */ -struct mlx5_ind_table_ibv* -mlx5_priv_ind_table_ibv_get(struct priv *priv, uint16_t queues[], - uint16_t queues_n) +struct mlx5_ind_table_ibv * +mlx5_ind_table_ibv_get(struct rte_eth_dev *dev, uint16_t queues[], + uint16_t queues_n) { + struct priv *priv = dev->data->dev_private; struct mlx5_ind_table_ibv *ind_tbl; LIST_FOREACH(ind_tbl, &priv->ind_tbls, next) { @@ -1187,10 +1245,11 @@ mlx5_priv_ind_table_ibv_get(struct priv *priv, uint16_t queues[], unsigned int i; rte_atomic32_inc(&ind_tbl->refcnt); - DEBUG("%p: Indirection table %p: refcnt %d", (void *)priv, - (void *)ind_tbl, rte_atomic32_read(&ind_tbl->refcnt)); + DRV_LOG(DEBUG, "port %u indirection table %p: refcnt %d", + dev->data->port_id, (void *)ind_tbl, + rte_atomic32_read(&ind_tbl->refcnt)); for (i = 0; i != ind_tbl->queues_n; ++i) - mlx5_priv_rxq_get(priv, ind_tbl->queues[i]); + mlx5_rxq_get(dev, ind_tbl->queues[i]); } return ind_tbl; } @@ -1198,51 +1257,55 @@ mlx5_priv_ind_table_ibv_get(struct priv *priv, uint16_t queues[], /** * Release an indirection table. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param ind_table * Indirection table to release. * * @return - * 0 on success, errno value on failure. + * 1 while a reference on it exists, 0 when freed. */ int -mlx5_priv_ind_table_ibv_release(struct priv *priv, - struct mlx5_ind_table_ibv *ind_tbl) +mlx5_ind_table_ibv_release(struct rte_eth_dev *dev, + struct mlx5_ind_table_ibv *ind_tbl) { unsigned int i; - DEBUG("%p: Indirection table %p: refcnt %d", (void *)priv, - (void *)ind_tbl, rte_atomic32_read(&ind_tbl->refcnt)); + DRV_LOG(DEBUG, "port %u indirection table %p: refcnt %d", + dev->data->port_id, (void *)ind_tbl, + rte_atomic32_read(&ind_tbl->refcnt)); if (rte_atomic32_dec_and_test(&ind_tbl->refcnt)) claim_zero(ibv_destroy_rwq_ind_table(ind_tbl->ind_table)); for (i = 0; i != ind_tbl->queues_n; ++i) - claim_nonzero(mlx5_priv_rxq_release(priv, ind_tbl->queues[i])); + claim_nonzero(mlx5_rxq_release(dev, ind_tbl->queues[i])); if (!rte_atomic32_read(&ind_tbl->refcnt)) { LIST_REMOVE(ind_tbl, next); rte_free(ind_tbl); return 0; } - return EBUSY; + return 1; } /** * Verify the Rx Queue list is empty * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * - * @return the number of object not released. + * @return + * The number of object not released. */ int -mlx5_priv_ind_table_ibv_verify(struct priv *priv) +mlx5_ind_table_ibv_verify(struct rte_eth_dev *dev) { + struct priv *priv = dev->data->dev_private; struct mlx5_ind_table_ibv *ind_tbl; int ret = 0; LIST_FOREACH(ind_tbl, &priv->ind_tbls, next) { - DEBUG("%p: Verbs indirection table %p still referenced", - (void *)priv, (void *)ind_tbl); + DRV_LOG(DEBUG, + "port %u Verbs indirection table %p still referenced", + dev->data->port_id, (void *)ind_tbl); ++ret; } return ret; @@ -1251,8 +1314,8 @@ mlx5_priv_ind_table_ibv_verify(struct priv *priv) /** * Create an Rx Hash queue. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param rss_key * RSS key for the Rx hash queue. * @param rss_key_len @@ -1266,22 +1329,26 @@ mlx5_priv_ind_table_ibv_verify(struct priv *priv) * Number of queues. * * @return - * An hash Rx queue on success. + * The Verbs object initialised, NULL otherwise and rte_errno is set. */ -struct mlx5_hrxq* -mlx5_priv_hrxq_new(struct priv *priv, uint8_t *rss_key, uint8_t rss_key_len, - uint64_t hash_fields, uint16_t queues[], uint16_t queues_n) +struct mlx5_hrxq * +mlx5_hrxq_new(struct rte_eth_dev *dev, uint8_t *rss_key, uint8_t rss_key_len, + uint64_t hash_fields, uint16_t queues[], uint16_t queues_n) { + struct priv *priv = dev->data->dev_private; struct mlx5_hrxq *hrxq; struct mlx5_ind_table_ibv *ind_tbl; struct ibv_qp *qp; + int err; queues_n = hash_fields ? queues_n : 1; - ind_tbl = mlx5_priv_ind_table_ibv_get(priv, queues, queues_n); - if (!ind_tbl) - ind_tbl = mlx5_priv_ind_table_ibv_new(priv, queues, queues_n); + ind_tbl = mlx5_ind_table_ibv_get(dev, queues, queues_n); if (!ind_tbl) + ind_tbl = mlx5_ind_table_ibv_new(dev, queues, queues_n); + if (!ind_tbl) { + rte_errno = ENOMEM; return NULL; + } qp = ibv_create_qp_ex( priv->ctx, &(struct ibv_qp_init_attr_ex){ @@ -1299,8 +1366,10 @@ mlx5_priv_hrxq_new(struct priv *priv, uint8_t *rss_key, uint8_t rss_key_len, .rwq_ind_tbl = ind_tbl->ind_table, .pd = priv->pd, }); - if (!qp) + if (!qp) { + rte_errno = errno; goto error; + } hrxq = rte_calloc(__func__, 1, sizeof(*hrxq) + rss_key_len, 0); if (!hrxq) goto error; @@ -1311,21 +1380,24 @@ mlx5_priv_hrxq_new(struct priv *priv, uint8_t *rss_key, uint8_t rss_key_len, memcpy(hrxq->rss_key, rss_key, rss_key_len); rte_atomic32_inc(&hrxq->refcnt); LIST_INSERT_HEAD(&priv->hrxqs, hrxq, next); - DEBUG("%p: Hash Rx queue %p: refcnt %d", (void *)priv, - (void *)hrxq, rte_atomic32_read(&hrxq->refcnt)); + DRV_LOG(DEBUG, "port %u hash Rx queue %p: refcnt %d", + dev->data->port_id, (void *)hrxq, + rte_atomic32_read(&hrxq->refcnt)); return hrxq; error: - mlx5_priv_ind_table_ibv_release(priv, ind_tbl); + err = rte_errno; /* Save rte_errno before cleanup. */ + mlx5_ind_table_ibv_release(dev, ind_tbl); if (qp) claim_zero(ibv_destroy_qp(qp)); + rte_errno = err; /* Restore rte_errno. */ return NULL; } /** * Get an Rx Hash queue. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param rss_conf * RSS configuration for the Rx hash queue. * @param queues @@ -1337,10 +1409,11 @@ error: * @return * An hash Rx queue on success. */ -struct mlx5_hrxq* -mlx5_priv_hrxq_get(struct priv *priv, uint8_t *rss_key, uint8_t rss_key_len, - uint64_t hash_fields, uint16_t queues[], uint16_t queues_n) +struct mlx5_hrxq * +mlx5_hrxq_get(struct rte_eth_dev *dev, uint8_t *rss_key, uint8_t rss_key_len, + uint64_t hash_fields, uint16_t queues[], uint16_t queues_n) { + struct priv *priv = dev->data->dev_private; struct mlx5_hrxq *hrxq; queues_n = hash_fields ? queues_n : 1; @@ -1353,16 +1426,17 @@ mlx5_priv_hrxq_get(struct priv *priv, uint8_t *rss_key, uint8_t rss_key_len, continue; if (hrxq->hash_fields != hash_fields) continue; - ind_tbl = mlx5_priv_ind_table_ibv_get(priv, queues, queues_n); + ind_tbl = mlx5_ind_table_ibv_get(dev, queues, queues_n); if (!ind_tbl) continue; if (ind_tbl != hrxq->ind_table) { - mlx5_priv_ind_table_ibv_release(priv, ind_tbl); + mlx5_ind_table_ibv_release(dev, ind_tbl); continue; } rte_atomic32_inc(&hrxq->refcnt); - DEBUG("%p: Hash Rx queue %p: refcnt %d", (void *)priv, - (void *)hrxq, rte_atomic32_read(&hrxq->refcnt)); + DRV_LOG(DEBUG, "port %u hash Rx queue %p: refcnt %d", + dev->data->port_id, (void *)hrxq, + rte_atomic32_read(&hrxq->refcnt)); return hrxq; } return NULL; @@ -1371,47 +1445,51 @@ mlx5_priv_hrxq_get(struct priv *priv, uint8_t *rss_key, uint8_t rss_key_len, /** * Release the hash Rx queue. * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * @param hrxq * Pointer to Hash Rx queue to release. * * @return - * 0 on success, errno value on failure. + * 1 while a reference on it exists, 0 when freed. */ int -mlx5_priv_hrxq_release(struct priv *priv, struct mlx5_hrxq *hrxq) +mlx5_hrxq_release(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq) { - DEBUG("%p: Hash Rx queue %p: refcnt %d", (void *)priv, - (void *)hrxq, rte_atomic32_read(&hrxq->refcnt)); + DRV_LOG(DEBUG, "port %u hash Rx queue %p: refcnt %d", + dev->data->port_id, (void *)hrxq, + rte_atomic32_read(&hrxq->refcnt)); if (rte_atomic32_dec_and_test(&hrxq->refcnt)) { claim_zero(ibv_destroy_qp(hrxq->qp)); - mlx5_priv_ind_table_ibv_release(priv, hrxq->ind_table); + mlx5_ind_table_ibv_release(dev, hrxq->ind_table); LIST_REMOVE(hrxq, next); rte_free(hrxq); return 0; } - claim_nonzero(mlx5_priv_ind_table_ibv_release(priv, hrxq->ind_table)); - return EBUSY; + claim_nonzero(mlx5_ind_table_ibv_release(dev, hrxq->ind_table)); + return 1; } /** * Verify the Rx Queue list is empty * - * @param priv - * Pointer to private structure. + * @param dev + * Pointer to Ethernet device. * - * @return the number of object not released. + * @return + * The number of object not released. */ int -mlx5_priv_hrxq_ibv_verify(struct priv *priv) +mlx5_hrxq_ibv_verify(struct rte_eth_dev *dev) { + struct priv *priv = dev->data->dev_private; struct mlx5_hrxq *hrxq; int ret = 0; LIST_FOREACH(hrxq, &priv->hrxqs, next) { - DEBUG("%p: Verbs Hash Rx queue %p still referenced", - (void *)priv, (void *)hrxq); + DRV_LOG(DEBUG, + "port %u Verbs hash Rx queue %p still referenced", + dev->data->port_id, (void *)hrxq); ++ret; } return ret; |