New upstream version 18.08

[deb_dpdk.git] / drivers / net / bnxt / bnxt_txq.c

diff --git a/drivers/net/bnxt/bnxt_txq.c b/drivers/net/bnxt/bnxt_txq.c
index 5352434..b9b975e 100644 (file)
--- a/drivers/net/bnxt/bnxt_txq.c
+++ b/drivers/net/bnxt/bnxt_txq.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>
@@ -47,10 +19,8 @@
 
 void bnxt_free_txq_stats(struct bnxt_tx_queue *txq)
 {
-       struct bnxt_cp_ring_info *cpr = txq->cp_ring;
-
-       if (cpr->hw_stats)
-               cpr->hw_stats = NULL;
+       if (txq && txq->cp_ring && txq->cp_ring->hw_stats)
+               txq->cp_ring->hw_stats = NULL;
 }
 
 static void bnxt_tx_queue_release_mbufs(struct bnxt_tx_queue *txq)
@@ -58,6 +28,9 @@ static void bnxt_tx_queue_release_mbufs(struct bnxt_tx_queue *txq)
        struct bnxt_sw_tx_bd *sw_ring;
        uint16_t i;
 
+       if (!txq)
+               return;
+
        sw_ring = txq->tx_ring->tx_buf_ring;
        if (sw_ring) {
                for (i = 0; i < txq->tx_ring->tx_ring_struct->ring_size; i++) {
@@ -93,6 +66,8 @@ void bnxt_tx_queue_release_op(void *tx_queue)
                bnxt_free_ring(txq->cp_ring->cp_ring_struct);
 
                bnxt_free_txq_stats(txq);
+               rte_memzone_free(txq->mz);
+               txq->mz = NULL;
 
                rte_free(txq);
        }
@@ -112,7 +87,7 @@ int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
                PMD_DRV_LOG(ERR,
                        "Cannot create Tx ring %d. Only %d rings available\n",
                        queue_idx, bp->max_tx_rings);
-               return -ENOSPC;
+               return -EINVAL;
        }
 
        if (!nb_desc || nb_desc > MAX_TX_DESC_CNT) {
@@ -147,7 +122,7 @@ int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
        txq->port_id = eth_dev->data->port_id;
 
        /* Allocate TX ring hardware descriptors */
-       if (bnxt_alloc_rings(bp, queue_idx, txq->tx_ring, NULL, txq->cp_ring,
+       if (bnxt_alloc_rings(bp, queue_idx, txq, NULL, txq->cp_ring,
                        "txr")) {
                PMD_DRV_LOG(ERR, "ring_dma_zone_reserve for tx_ring failed!");
                bnxt_tx_queue_release_op(txq);