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authorLuca Boccassi <luca.boccassi@gmail.com>2018-08-14 18:52:30 +0100
committerLuca Boccassi <luca.boccassi@gmail.com>2018-08-14 18:53:17 +0100
commitb63264c8342e6a1b6971c79550d2af2024b6a4de (patch)
tree83114aac64286fe616506c0b3dfaec2ab86ef835 /drivers/net/bnxt/bnxt_rxq.c
parentca33590b6af032bff57d9cc70455660466a654b2 (diff)
New upstream version 18.08upstream/18.08
Change-Id: I32fdf5e5016556d9c0a6d88ddaf1fc468961790a Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/net/bnxt/bnxt_rxq.c')
-rw-r--r--drivers/net/bnxt/bnxt_rxq.c113
1 files changed, 62 insertions, 51 deletions
diff --git a/drivers/net/bnxt/bnxt_rxq.c b/drivers/net/bnxt/bnxt_rxq.c
index d49f3546..832fc9ec 100644
--- a/drivers/net/bnxt/bnxt_rxq.c
+++ b/drivers/net/bnxt/bnxt_rxq.c
@@ -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>
@@ -51,10 +23,8 @@
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)
@@ -107,6 +77,7 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
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 */
@@ -228,16 +199,19 @@ 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;
@@ -247,7 +221,8 @@ 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;
@@ -266,6 +241,8 @@ 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)
@@ -295,6 +272,8 @@ 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);
}
@@ -308,14 +287,16 @@ 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 -ENOSPC;
+ return -EINVAL;
}
if (!nb_desc || nb_desc > MAX_RX_DESC_CNT) {
@@ -350,12 +331,12 @@ 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);
+ rxq->crc_len = rte_eth_dev_must_keep_crc(rx_offloads) ?
+ ETHER_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")) {
PMD_DRV_LOG(ERR,
"ring_dma_zone_reserve for rx_ring failed!\n");
@@ -363,7 +344,13 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
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;
}
@@ -412,6 +399,7 @@ int bnxt_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
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);
@@ -419,28 +407,47 @@ int bnxt_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
}
dev->data->rx_queue_state[rx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
- rxq->rx_deferred_start = false;
+
+ 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 + 1].fw_grp_id);
+
+ 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 + 1].fw_grp_id;
- return bnxt_vnic_rss_configure(bp, vnic);
+ bp->grp_info[rx_queue_id].fw_grp_id;
+ rc = bnxt_vnic_rss_configure(bp, vnic);
}
- return 0;
+ 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_rx_queue *rxq = bp->rx_queues[rx_queue_id];
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);
@@ -454,7 +461,11 @@ int bnxt_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
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;
- return bnxt_vnic_rss_configure(bp, vnic);
+ rc = bnxt_vnic_rss_configure(bp, vnic);
}
- return 0;
+
+ if (rc == 0)
+ bnxt_rx_queue_release_mbufs(rxq);
+
+ return rc;
}