net: add rte prefix to ether defines
[dpdk.git] / drivers / net / bnxt / bnxt_rxq.c
index 690a599..f1ee9ee 100644 (file)
@@ -1,34 +1,6 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) Broadcom Limited.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Broadcom Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Broadcom
+ * All rights reserved.
  */
 
 #include <inttypes.h>
 
 void bnxt_free_rxq_stats(struct bnxt_rx_queue *rxq)
 {
-       struct bnxt_cp_ring_info *cpr = rxq->cp_ring;
-
-       if (cpr->hw_stats)
-               cpr->hw_stats = NULL;
+       if (rxq && rxq->cp_ring && rxq->cp_ring->hw_stats)
+               rxq->cp_ring->hw_stats = NULL;
 }
 
 int bnxt_mq_rx_configure(struct bnxt *bp)
 {
        struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
+       const struct rte_eth_vmdq_rx_conf *conf =
+                   &dev_conf->rx_adv_conf.vmdq_rx_conf;
        unsigned int i, j, nb_q_per_grp = 1, ring_idx = 0;
        int start_grp_id, end_grp_id = 1, rc = 0;
        struct bnxt_vnic_info *vnic;
        struct bnxt_filter_info *filter;
        enum rte_eth_nb_pools pools = bp->rx_cp_nr_rings, max_pools = 0;
        struct bnxt_rx_queue *rxq;
-       bool rss_dflt_cr = false;
 
        bp->nr_vnics = 0;
 
        /* Single queue mode */
        if (bp->rx_cp_nr_rings < 2) {
-               vnic = bnxt_alloc_vnic(bp);
+               vnic = &bp->vnic_info[0];
                if (!vnic) {
-                       RTE_LOG(ERR, PMD, "VNIC alloc failed\n");
+                       PMD_DRV_LOG(ERR, "VNIC alloc failed\n");
                        rc = -ENOMEM;
                        goto err_out;
                }
                vnic->flags |= BNXT_VNIC_INFO_BCAST;
-               STAILQ_INSERT_TAIL(&bp->ff_pool[0], vnic, next);
                bp->nr_vnics++;
 
                rxq = bp->eth_dev->data->rx_queues[0];
                rxq->vnic = vnic;
 
                vnic->func_default = true;
-               vnic->ff_pool_idx = 0;
                vnic->start_grp_id = 0;
                vnic->end_grp_id = vnic->start_grp_id;
                filter = bnxt_alloc_filter(bp);
                if (!filter) {
-                       RTE_LOG(ERR, PMD, "L2 filter alloc failed\n");
+                       PMD_DRV_LOG(ERR, "L2 filter alloc failed\n");
                        rc = -ENOMEM;
                        goto err_out;
                }
@@ -102,13 +71,11 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
        /* Multi-queue mode */
        if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_VMDQ_DCB_RSS) {
                /* VMDq ONLY, VMDq+RSS, VMDq+DCB, VMDq+DCB+RSS */
-               const struct rte_eth_vmdq_rx_conf *conf =
-                   &dev_conf->rx_adv_conf.vmdq_rx_conf;
-
 
                switch (dev_conf->rxmode.mq_mode) {
                case ETH_MQ_RX_VMDQ_RSS:
                case ETH_MQ_RX_VMDQ_ONLY:
+                       /* FALLTHROUGH */
                        /* ETH_8/64_POOLs */
                        pools = conf->nb_queue_pools;
                        /* For each pool, allocate MACVLAN CFA rule & VNIC */
@@ -116,6 +83,9 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
                                            RTE_MIN(bp->max_l2_ctx,
                                            RTE_MIN(bp->max_rsscos_ctx,
                                                    ETH_64_POOLS)));
+                       PMD_DRV_LOG(DEBUG,
+                                   "pools = %u max_pools = %u\n",
+                                   pools, max_pools);
                        if (pools > max_pools)
                                pools = max_pools;
                        break;
@@ -123,52 +93,54 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
                        pools = 1;
                        break;
                default:
-                       RTE_LOG(ERR, PMD, "Unsupported mq_mod %d\n",
+                       PMD_DRV_LOG(ERR, "Unsupported mq_mod %d\n",
                                dev_conf->rxmode.mq_mode);
                        rc = -EINVAL;
                        goto err_out;
                }
        }
-       /*
-        * If MQ RX w/o RSS no need for per VNIC filter.
-        */
-       if ((dev_conf->rxmode.mq_mode & ETH_MQ_RX_VMDQ_DCB) ||
-           (bp->rx_cp_nr_rings &&
-            !(dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS)))
-               rss_dflt_cr = true;
-
        nb_q_per_grp = bp->rx_cp_nr_rings / pools;
+       PMD_DRV_LOG(DEBUG, "pools = %u nb_q_per_grp = %u\n",
+                   pools, nb_q_per_grp);
        start_grp_id = 0;
        end_grp_id = nb_q_per_grp;
 
        for (i = 0; i < pools; i++) {
-               vnic = bnxt_alloc_vnic(bp);
+               vnic = &bp->vnic_info[i];
                if (!vnic) {
-                       RTE_LOG(ERR, PMD, "VNIC alloc failed\n");
+                       PMD_DRV_LOG(ERR, "VNIC alloc failed\n");
                        rc = -ENOMEM;
                        goto err_out;
                }
                vnic->flags |= BNXT_VNIC_INFO_BCAST;
-               STAILQ_INSERT_TAIL(&bp->ff_pool[i], vnic, next);
                bp->nr_vnics++;
 
-               for (j = 0, ring_idx = 0; j < nb_q_per_grp; j++, ring_idx++) {
+               for (j = 0; j < nb_q_per_grp; j++, ring_idx++) {
                        rxq = bp->eth_dev->data->rx_queues[ring_idx];
                        rxq->vnic = vnic;
+                       PMD_DRV_LOG(DEBUG,
+                                   "rxq[%d] = %p vnic[%d] = %p\n",
+                                   ring_idx, rxq, i, vnic);
                }
-               if (i == 0)
+               if (i == 0) {
+                       if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_VMDQ_DCB) {
+                               bp->eth_dev->data->promiscuous = 1;
+                               vnic->flags |= BNXT_VNIC_INFO_PROMISC;
+                       }
                        vnic->func_default = true;
-               vnic->ff_pool_idx = i;
+               }
                vnic->start_grp_id = start_grp_id;
                vnic->end_grp_id = end_grp_id;
 
-               if (rss_dflt_cr && i) {
-                       vnic->rss_dflt_cr = true;
+               if (i) {
+                       if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_VMDQ_DCB ||
+                           !(dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS))
+                               vnic->rss_dflt_cr = true;
                        goto skip_filter_allocation;
                }
                filter = bnxt_alloc_filter(bp);
                if (!filter) {
-                       RTE_LOG(ERR, PMD, "L2 filter alloc failed\n");
+                       PMD_DRV_LOG(ERR, "L2 filter alloc failed\n");
                        rc = -ENOMEM;
                        goto err_out;
                }
@@ -207,8 +179,8 @@ out:
                        hash_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV6;
 
                for (i = 0; i < bp->nr_vnics; i++) {
-                       STAILQ_FOREACH(vnic, &bp->ff_pool[i], next) {
-                       vnic->hash_type |= hash_type;
+                       vnic = &bp->vnic_info[i];
+                       vnic->hash_type = hash_type;
 
                        /*
                         * Use the supplied key if the key length is
@@ -218,7 +190,6 @@ out:
                            rss->rss_key_len <= HW_HASH_KEY_SIZE)
                                memcpy(vnic->rss_hash_key,
                                       rss->rss_key, rss->rss_key_len);
-                       }
                }
        }
 
@@ -230,16 +201,19 @@ err_out:
        return rc;
 }
 
-static void bnxt_rx_queue_release_mbufs(struct bnxt_rx_queue *rxq)
+void bnxt_rx_queue_release_mbufs(struct bnxt_rx_queue *rxq)
 {
        struct bnxt_sw_rx_bd *sw_ring;
        struct bnxt_tpa_info *tpa_info;
        uint16_t i;
 
+       rte_spinlock_lock(&rxq->lock);
+
        if (rxq) {
                sw_ring = rxq->rx_ring->rx_buf_ring;
                if (sw_ring) {
-                       for (i = 0; i < rxq->nb_rx_desc; i++) {
+                       for (i = 0;
+                            i < rxq->rx_ring->rx_ring_struct->ring_size; i++) {
                                if (sw_ring[i].mbuf) {
                                        rte_pktmbuf_free_seg(sw_ring[i].mbuf);
                                        sw_ring[i].mbuf = NULL;
@@ -249,7 +223,8 @@ static void bnxt_rx_queue_release_mbufs(struct bnxt_rx_queue *rxq)
                /* Free up mbufs in Agg ring */
                sw_ring = rxq->rx_ring->ag_buf_ring;
                if (sw_ring) {
-                       for (i = 0; i < rxq->nb_rx_desc; i++) {
+                       for (i = 0;
+                            i < rxq->rx_ring->ag_ring_struct->ring_size; i++) {
                                if (sw_ring[i].mbuf) {
                                        rte_pktmbuf_free_seg(sw_ring[i].mbuf);
                                        sw_ring[i].mbuf = NULL;
@@ -268,6 +243,8 @@ static void bnxt_rx_queue_release_mbufs(struct bnxt_rx_queue *rxq)
                        }
                }
        }
+
+       rte_spinlock_unlock(&rxq->lock);
 }
 
 void bnxt_free_rx_mbufs(struct bnxt *bp)
@@ -297,6 +274,8 @@ void bnxt_rx_queue_release_op(void *rx_queue)
                bnxt_free_ring(rxq->cp_ring->cp_ring_struct);
 
                bnxt_free_rxq_stats(rxq);
+               rte_memzone_free(rxq->mz);
+               rxq->mz = NULL;
 
                rte_free(rxq);
        }
@@ -310,11 +289,20 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
                               struct rte_mempool *mp)
 {
        struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+       uint64_t rx_offloads = eth_dev->data->dev_conf.rxmode.offloads;
        struct bnxt_rx_queue *rxq;
        int rc = 0;
+       uint8_t queue_state;
+
+       if (queue_idx >= bp->max_rx_rings) {
+               PMD_DRV_LOG(ERR,
+                       "Cannot create Rx ring %d. Only %d rings available\n",
+                       queue_idx, bp->max_rx_rings);
+               return -EINVAL;
+       }
 
        if (!nb_desc || nb_desc > MAX_RX_DESC_CNT) {
-               RTE_LOG(ERR, PMD, "nb_desc %d is invalid\n", nb_desc);
+               PMD_DRV_LOG(ERR, "nb_desc %d is invalid\n", nb_desc);
                rc = -EINVAL;
                goto out;
        }
@@ -327,7 +315,7 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
        rxq = rte_zmalloc_socket("bnxt_rx_queue", sizeof(struct bnxt_rx_queue),
                                 RTE_CACHE_LINE_SIZE, socket_id);
        if (!rxq) {
-               RTE_LOG(ERR, PMD, "bnxt_rx_queue allocation failed!\n");
+               PMD_DRV_LOG(ERR, "bnxt_rx_queue allocation failed!\n");
                rc = -ENOMEM;
                goto out;
        }
@@ -336,8 +324,8 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
        rxq->nb_rx_desc = nb_desc;
        rxq->rx_free_thresh = rx_conf->rx_free_thresh;
 
-       RTE_LOG(DEBUG, PMD, "RX Buf size is %d\n", rxq->rx_buf_use_size);
-       RTE_LOG(DEBUG, PMD, "RX Buf MTU %d\n", eth_dev->data->mtu);
+       PMD_DRV_LOG(DEBUG, "RX Buf size is %d\n", rxq->rx_buf_use_size);
+       PMD_DRV_LOG(DEBUG, "RX Buf MTU %d\n", eth_dev->data->mtu);
 
        rc = bnxt_init_rx_ring_struct(rxq, socket_id);
        if (rc)
@@ -345,20 +333,143 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
 
        rxq->queue_id = queue_idx;
        rxq->port_id = eth_dev->data->port_id;
-       rxq->crc_len = (uint8_t)((eth_dev->data->dev_conf.rxmode.hw_strip_crc) ?
-                               0 : ETHER_CRC_LEN);
+       if (rx_offloads & DEV_RX_OFFLOAD_KEEP_CRC)
+               rxq->crc_len = RTE_ETHER_CRC_LEN;
+       else
+               rxq->crc_len = 0;
 
        eth_dev->data->rx_queues[queue_idx] = rxq;
        /* Allocate RX ring hardware descriptors */
-       if (bnxt_alloc_rings(bp, queue_idx, NULL, rxq->rx_ring, rxq->cp_ring,
+       if (bnxt_alloc_rings(bp, queue_idx, NULL, rxq, rxq->cp_ring,
                        "rxr")) {
-               RTE_LOG(ERR, PMD,
+               PMD_DRV_LOG(ERR,
                        "ring_dma_zone_reserve for rx_ring failed!\n");
                bnxt_rx_queue_release_op(rxq);
                rc = -ENOMEM;
                goto out;
        }
+       rte_atomic64_init(&rxq->rx_mbuf_alloc_fail);
 
+       rxq->rx_deferred_start = rx_conf->rx_deferred_start;
+       queue_state = rxq->rx_deferred_start ? RTE_ETH_QUEUE_STATE_STOPPED :
+                                               RTE_ETH_QUEUE_STATE_STARTED;
+       eth_dev->data->rx_queue_state[queue_idx] = queue_state;
+       rte_spinlock_init(&rxq->lock);
 out:
        return rc;
 }
+
+int
+bnxt_rx_queue_intr_enable_op(struct rte_eth_dev *eth_dev, uint16_t queue_id)
+{
+       struct bnxt_rx_queue *rxq;
+       struct bnxt_cp_ring_info *cpr;
+       int rc = 0;
+
+       if (eth_dev->data->rx_queues) {
+               rxq = eth_dev->data->rx_queues[queue_id];
+               if (!rxq) {
+                       rc = -EINVAL;
+                       return rc;
+               }
+               cpr = rxq->cp_ring;
+               B_CP_DB_ARM(cpr);
+       }
+       return rc;
+}
+
+int
+bnxt_rx_queue_intr_disable_op(struct rte_eth_dev *eth_dev, uint16_t queue_id)
+{
+       struct bnxt_rx_queue *rxq;
+       struct bnxt_cp_ring_info *cpr;
+       int rc = 0;
+
+       if (eth_dev->data->rx_queues) {
+               rxq = eth_dev->data->rx_queues[queue_id];
+               if (!rxq) {
+                       rc = -EINVAL;
+                       return rc;
+               }
+               cpr = rxq->cp_ring;
+               B_CP_DB_DISARM(cpr);
+       }
+       return rc;
+}
+
+int bnxt_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
+{
+       struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
+       struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
+       struct bnxt_rx_queue *rxq = bp->rx_queues[rx_queue_id];
+       struct bnxt_vnic_info *vnic = NULL;
+       int rc = 0;
+
+       if (rxq == NULL) {
+               PMD_DRV_LOG(ERR, "Invalid Rx queue %d\n", rx_queue_id);
+               return -EINVAL;
+       }
+
+       dev->data->rx_queue_state[rx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
+
+       bnxt_free_hwrm_rx_ring(bp, rx_queue_id);
+       bnxt_alloc_hwrm_rx_ring(bp, rx_queue_id);
+       PMD_DRV_LOG(INFO, "Rx queue started %d\n", rx_queue_id);
+
+       if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) {
+               vnic = rxq->vnic;
+
+               if (vnic->fw_grp_ids[rx_queue_id] != INVALID_HW_RING_ID)
+                       return 0;
+
+               PMD_DRV_LOG(DEBUG,
+                           "vnic = %p fw_grp_id = %d\n",
+                           vnic, bp->grp_info[rx_queue_id].fw_grp_id);
+
+               vnic->fw_grp_ids[rx_queue_id] =
+                                       bp->grp_info[rx_queue_id].fw_grp_id;
+               rc = bnxt_vnic_rss_configure(bp, vnic);
+       }
+
+       if (rc == 0)
+               rxq->rx_deferred_start = false;
+
+       return rc;
+}
+
+int bnxt_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
+{
+       struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
+       struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
+       struct bnxt_vnic_info *vnic = NULL;
+       struct bnxt_rx_queue *rxq = NULL;
+       int rc = 0;
+
+       /* Rx CQ 0 also works as Default CQ for async notifications */
+       if (!rx_queue_id) {
+               PMD_DRV_LOG(ERR, "Cannot stop Rx queue id %d\n", rx_queue_id);
+               return -EINVAL;
+       }
+
+       rxq = bp->rx_queues[rx_queue_id];
+
+       if (rxq == NULL) {
+               PMD_DRV_LOG(ERR, "Invalid Rx queue %d\n", rx_queue_id);
+               return -EINVAL;
+       }
+
+       dev->data->rx_queue_state[rx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED;
+       rxq->rx_deferred_start = true;
+       PMD_DRV_LOG(DEBUG, "Rx queue stopped\n");
+
+       if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) {
+               vnic = rxq->vnic;
+               vnic->fw_grp_ids[rx_queue_id] = INVALID_HW_RING_ID;
+               rc = bnxt_vnic_rss_configure(bp, vnic);
+       }
+
+       if (rc == 0)
+               bnxt_rx_queue_release_mbufs(rxq);
+
+       return rc;
+}