X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Fbnxt_rxq.c;h=bbcb3b06e7df50f600217414d5436bc47c424d2f;hb=f1f6ebc0eaf68a825c6175f5e6a436f7d91660c3;hp=78514143e533b4b9147cd6a099e7603ab887dffc;hpb=97c3271781bf1094b0ab0235f472fb5a468b02d3;p=dpdk.git diff --git a/drivers/net/bnxt/bnxt_rxq.c b/drivers/net/bnxt/bnxt_rxq.c index 78514143e5..bbcb3b06e7 100644 --- a/drivers/net/bnxt/bnxt_rxq.c +++ b/drivers/net/bnxt/bnxt_rxq.c @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright(c) 2014-2018 Broadcom + * Copyright(c) 2014-2021 Broadcom * All rights reserved. */ @@ -40,35 +40,6 @@ int bnxt_mq_rx_configure(struct bnxt *bp) bp->nr_vnics = 0; - /* Single queue mode */ - if (bp->rx_cp_nr_rings < 2) { - vnic = &bp->vnic_info[0]; - if (!vnic) { - PMD_DRV_LOG(ERR, "VNIC alloc failed\n"); - rc = -ENOMEM; - goto err_out; - } - vnic->flags |= BNXT_VNIC_INFO_BCAST; - bp->nr_vnics++; - - rxq = bp->eth_dev->data->rx_queues[0]; - rxq->vnic = vnic; - - vnic->func_default = true; - vnic->start_grp_id = 0; - vnic->end_grp_id = vnic->start_grp_id; - filter = bnxt_alloc_filter(bp); - if (!filter) { - PMD_DRV_LOG(ERR, "L2 filter alloc failed\n"); - rc = -ENOMEM; - goto err_out; - } - filter->mac_index = 0; - filter->flags |= HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_OUTERMOST; - STAILQ_INSERT_TAIL(&vnic->filter, filter, next); - goto out; - } - /* Multi-queue mode */ if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_VMDQ_DCB_RSS) { /* VMDq ONLY, VMDq+RSS, VMDq+DCB, VMDq+DCB+RSS */ @@ -106,7 +77,6 @@ int bnxt_mq_rx_configure(struct bnxt *bp) pools = RTE_MIN(pools, bp->rx_cp_nr_rings); nb_q_per_grp = bp->rx_cp_nr_rings / pools; - bp->rx_num_qs_per_vnic = nb_q_per_grp; PMD_DRV_LOG(DEBUG, "pools = %u nb_q_per_grp = %u\n", pools, nb_q_per_grp); start_grp_id = 0; @@ -164,7 +134,8 @@ skip_filter_allocation: end_grp_id += nb_q_per_grp; } -out: + bp->rx_num_qs_per_vnic = nb_q_per_grp; + if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) { struct rte_eth_rss_conf *rss = &dev_conf->rx_adv_conf.rss_conf; @@ -210,10 +181,18 @@ void bnxt_rx_queue_release_mbufs(struct bnxt_rx_queue *rxq) if (!rxq || !rxq->rx_ring) return; - rte_spinlock_lock(&rxq->lock); - sw_ring = rxq->rx_ring->rx_buf_ring; if (sw_ring) { +#if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64) + /* + * The vector receive burst function does not set used + * mbuf pointers to NULL, do that here to simplify + * cleanup logic. + */ + for (i = 0; i < rxq->rxrearm_nb; i++) + sw_ring[rxq->rxrearm_start + i] = NULL; + rxq->rxrearm_nb = 0; +#endif for (i = 0; i < rxq->rx_ring->rx_ring_struct->ring_size; i++) { if (sw_ring[i]) { @@ -248,7 +227,6 @@ void bnxt_rx_queue_release_mbufs(struct bnxt_rx_queue *rxq) } } - rte_spinlock_unlock(&rxq->lock); } void bnxt_free_rx_mbufs(struct bnxt *bp) @@ -270,6 +248,7 @@ void bnxt_rx_queue_release_op(void *rx_queue) if (is_bnxt_in_error(rxq->bp)) return; + bnxt_free_hwrm_rx_ring(rxq->bp, rxq->queue_id); bnxt_rx_queue_release_mbufs(rxq); /* Free RX ring hardware descriptors */ @@ -308,13 +287,12 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev, uint64_t rx_offloads = eth_dev->data->dev_conf.rxmode.offloads; struct bnxt_rx_queue *rxq; int rc = 0; - uint8_t queue_state; rc = is_bnxt_in_error(bp); if (rc) return rc; - if (queue_idx >= BNXT_MAX_RINGS(bp)) { + if (queue_idx >= bnxt_max_rings(bp)) { PMD_DRV_LOG(ERR, "Cannot create Rx ring %d. Only %d rings available\n", queue_idx, bp->max_rx_rings); @@ -367,8 +345,9 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev, eth_dev->data->rx_queues[queue_idx] = rxq; /* Allocate RX ring hardware descriptors */ - if (bnxt_alloc_rings(bp, queue_idx, NULL, rxq, rxq->cp_ring, NULL, - "rxr")) { + rc = bnxt_alloc_rings(bp, socket_id, queue_idx, NULL, rxq, rxq->cp_ring, + NULL, "rxr"); + if (rc) { PMD_DRV_LOG(ERR, "ring_dma_zone_reserve for rx_ring failed!\n"); goto err; @@ -381,15 +360,8 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev, else rxq->rx_deferred_start = rx_conf->rx_deferred_start; - if (rxq->rx_deferred_start) { - queue_state = RTE_ETH_QUEUE_STATE_STOPPED; - rxq->rx_started = false; - } else { - queue_state = RTE_ETH_QUEUE_STATE_STARTED; - rxq->rx_started = true; - } - eth_dev->data->rx_queue_state[queue_idx] = queue_state; - rte_spinlock_init(&rxq->lock); + rxq->rx_started = rxq->rx_deferred_start ? false : true; + rxq->vnic = BNXT_GET_DEFAULT_VNIC(bp); /* Configure mtu if it is different from what was configured before */ if (!queue_idx) @@ -476,7 +448,7 @@ int bnxt_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id) if (rc) return rc; - if (BNXT_CHIP_THOR(bp)) { + if (BNXT_CHIP_P5(bp)) { /* Reconfigure default receive ring and MRU. */ bnxt_hwrm_vnic_cfg(bp, rxq->vnic); } @@ -561,12 +533,12 @@ int bnxt_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id) rc = bnxt_vnic_rss_configure(bp, vnic); } - if (BNXT_CHIP_THOR(bp)) { - /* Compute current number of active receive queues. */ - for (i = vnic->start_grp_id; i < vnic->end_grp_id; i++) - if (bp->rx_queues[i]->rx_started) - active_queue_cnt++; + /* Compute current number of active receive queues. */ + for (i = vnic->start_grp_id; i < vnic->end_grp_id; i++) + if (bp->rx_queues[i]->rx_started) + active_queue_cnt++; + if (BNXT_CHIP_P5(bp)) { /* * For Thor, we need to ensure that the VNIC default receive * ring corresponds to an active receive queue. When no queue @@ -586,6 +558,22 @@ int bnxt_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id) /* Reconfigure default receive ring. */ bnxt_hwrm_vnic_cfg(bp, vnic); } + } else if (active_queue_cnt) { + /* + * If the queue being stopped is the current default queue and + * there are other active queues, pick one of them as the + * default and reconfigure the vnic. + */ + if (vnic->dflt_ring_grp == bp->grp_info[rx_queue_id].fw_grp_id) { + for (i = vnic->start_grp_id; i < vnic->end_grp_id; i++) { + if (bp->rx_queues[i]->rx_started) { + vnic->dflt_ring_grp = + bp->grp_info[i].fw_grp_id; + bnxt_hwrm_vnic_cfg(bp, vnic); + break; + } + } + } } if (rc == 0)