-/*-
- * 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>
if (ring == NULL)
return -ENOMEM;
txr->tx_ring_struct = ring;
- ring->ring_size = rte_align32pow2(txq->nb_tx_desc + 1);
+ ring->ring_size = rte_align32pow2(txq->nb_tx_desc);
ring->ring_mask = ring->ring_size - 1;
ring->bd = (void *)txr->tx_desc_ring;
ring->bd_dma = txr->tx_desc_mapping;
if (tx_pkt->ol_flags & (PKT_TX_TCP_SEG | PKT_TX_TCP_CKSUM |
PKT_TX_UDP_CKSUM | PKT_TX_IP_CKSUM |
- PKT_TX_VLAN_PKT))
+ PKT_TX_VLAN_PKT | PKT_TX_OUTER_IP_CKSUM))
long_bd = true;
tx_buf = &txr->tx_buf_ring[txr->tx_prod];
txbd->flags_type |= TX_BD_LONG_FLAGS_LHINT_GTE2K;
else
txbd->flags_type |= lhint_arr[txbd->len >> 9];
- txbd->addr = rte_cpu_to_le_32(RTE_MBUF_DATA_DMA_ADDR(tx_buf->mbuf));
+ txbd->addr = rte_cpu_to_le_32(rte_mbuf_data_iova(tx_buf->mbuf));
if (long_bd) {
txbd->flags_type |= TX_BD_LONG_TYPE_TX_BD_LONG;
if (tx_pkt->ol_flags & PKT_TX_TCP_SEG) {
/* TSO */
- txbd1->lflags = TX_BD_LONG_LFLAGS_LSO;
+ txbd1->lflags |= TX_BD_LONG_LFLAGS_LSO;
txbd1->hdr_size = tx_pkt->l2_len + tx_pkt->l3_len +
tx_pkt->l4_len + tx_pkt->outer_l2_len +
tx_pkt->outer_l3_len;
txbd1->mss = tx_pkt->tso_segsz;
- } else if (tx_pkt->ol_flags & (PKT_TX_TCP_CKSUM |
- PKT_TX_UDP_CKSUM)) {
+ } else if ((tx_pkt->ol_flags & PKT_TX_OIP_IIP_TCP_UDP_CKSUM) ==
+ PKT_TX_OIP_IIP_TCP_UDP_CKSUM) {
+ /* Outer IP, Inner IP, Inner TCP/UDP CSO */
+ txbd1->lflags |= TX_BD_FLG_TIP_IP_TCP_UDP_CHKSUM;
+ txbd1->mss = 0;
+ } else if ((tx_pkt->ol_flags & PKT_TX_IIP_TCP_UDP_CKSUM) ==
+ PKT_TX_IIP_TCP_UDP_CKSUM) {
+ /* (Inner) IP, (Inner) TCP/UDP CSO */
+ txbd1->lflags |= TX_BD_FLG_IP_TCP_UDP_CHKSUM;
+ txbd1->mss = 0;
+ } else if ((tx_pkt->ol_flags & PKT_TX_OIP_TCP_UDP_CKSUM) ==
+ PKT_TX_OIP_TCP_UDP_CKSUM) {
+ /* Outer IP, (Inner) TCP/UDP CSO */
+ txbd1->lflags |= TX_BD_FLG_TIP_TCP_UDP_CHKSUM;
+ txbd1->mss = 0;
+ } else if ((tx_pkt->ol_flags & PKT_TX_OIP_IIP_CKSUM) ==
+ PKT_TX_OIP_IIP_CKSUM) {
+ /* Outer IP, Inner IP CSO */
+ txbd1->lflags |= TX_BD_FLG_TIP_IP_CHKSUM;
+ txbd1->mss = 0;
+ } else if ((tx_pkt->ol_flags & PKT_TX_TCP_UDP_CKSUM) ==
+ PKT_TX_TCP_UDP_CKSUM) {
/* TCP/UDP CSO */
- txbd1->lflags = TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM;
+ txbd1->lflags |= TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM;
txbd1->mss = 0;
-
} else if (tx_pkt->ol_flags & PKT_TX_IP_CKSUM) {
/* IP CSO */
- txbd1->lflags = TX_BD_LONG_LFLAGS_IP_CHKSUM;
+ txbd1->lflags |= TX_BD_LONG_LFLAGS_IP_CHKSUM;
+ txbd1->mss = 0;
+ } else if (tx_pkt->ol_flags & PKT_TX_OUTER_IP_CKSUM) {
+ /* IP CSO */
+ txbd1->lflags |= TX_BD_LONG_LFLAGS_T_IP_CHKSUM;
txbd1->mss = 0;
}
} else {
tx_buf = &txr->tx_buf_ring[txr->tx_prod];
txbd = &txr->tx_desc_ring[txr->tx_prod];
- txbd->addr = rte_cpu_to_le_32(RTE_MBUF_DATA_DMA_ADDR(m_seg));
+ txbd->addr = rte_cpu_to_le_32(rte_mbuf_data_iova(m_seg));
txbd->flags_type = TX_BD_SHORT_TYPE_TX_BD_SHORT;
txbd->len = m_seg->data_len;
if (!CMP_VALID(txcmp, raw_cons, cpr->cp_ring_struct))
break;
+ cpr->valid = FLIP_VALID(cons,
+ cpr->cp_ring_struct->ring_mask,
+ cpr->valid);
if (CMP_TYPE(txcmp) == TX_CMPL_TYPE_TX_L2)
nb_tx_pkts++;
/* Handle TX completions */
bnxt_handle_tx_cp(txq);
+ /* Tx queue was stopped; wait for it to be restarted */
+ if (txq->tx_deferred_start) {
+ PMD_DRV_LOG(DEBUG, "Tx q stopped;return\n");
+ return 0;
+ }
/* Handle TX burst request */
for (nb_tx_pkts = 0; nb_tx_pkts < nb_pkts; nb_tx_pkts++) {
if (bnxt_start_xmit(tx_pkts[nb_tx_pkts], txq)) {
return nb_tx_pkts;
}
+
+int bnxt_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
+{
+ struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
+ struct bnxt_tx_queue *txq = bp->tx_queues[tx_queue_id];
+
+ dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
+ txq->tx_deferred_start = false;
+ PMD_DRV_LOG(DEBUG, "Tx queue started\n");
+
+ return 0;
+}
+
+int bnxt_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
+{
+ struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
+ struct bnxt_tx_queue *txq = bp->tx_queues[tx_queue_id];
+
+ /* Handle TX completions */
+ bnxt_handle_tx_cp(txq);
+
+ dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED;
+ txq->tx_deferred_start = true;
+ PMD_DRV_LOG(DEBUG, "Tx queue stopped\n");
+
+ return 0;
+}