net/bnxt: check for error conditions in Tx path

[dpdk.git] / drivers / net / bnxt / bnxt_txr.h

diff --git a/drivers/net/bnxt/bnxt_txr.h b/drivers/net/bnxt/bnxt_txr.h
index 2feac51..f802d50 100644 (file)
--- a/drivers/net/bnxt/bnxt_txr.h
+++ b/drivers/net/bnxt/bnxt_txr.h
@@ -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.
  */
 
 #ifndef _BNXT_TXR_H_
@@ -38,6 +10,8 @@
 
 #define MAX_TX_RINGS   16
 #define BNXT_TX_PUSH_THRESH 92
+#define BNXT_MAX_TSO_SEGS      32
+#define BNXT_MIN_PKT_SIZE      52
 
 #define B_TX_DB(db, prod)      rte_write32((DB_KEY_TX | (prod)), db)
 
@@ -68,13 +42,25 @@ int bnxt_init_one_tx_ring(struct bnxt_tx_queue *txq);
 int bnxt_init_tx_ring_struct(struct bnxt_tx_queue *txq, unsigned int socket_id);
 uint16_t bnxt_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
                               uint16_t nb_pkts);
+int bnxt_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id);
+int bnxt_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id);
 
 #define PKT_TX_OIP_IIP_TCP_UDP_CKSUM   (PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM | \
                                        PKT_TX_IP_CKSUM | PKT_TX_OUTER_IP_CKSUM)
+#define PKT_TX_OIP_IIP_UDP_CKSUM       (PKT_TX_UDP_CKSUM | \
+                                       PKT_TX_IP_CKSUM | PKT_TX_OUTER_IP_CKSUM)
+#define PKT_TX_OIP_IIP_TCP_CKSUM       (PKT_TX_TCP_CKSUM | \
+                                       PKT_TX_IP_CKSUM | PKT_TX_OUTER_IP_CKSUM)
 #define PKT_TX_IIP_TCP_UDP_CKSUM       (PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM | \
                                        PKT_TX_IP_CKSUM)
+#define PKT_TX_IIP_TCP_CKSUM           (PKT_TX_TCP_CKSUM | PKT_TX_IP_CKSUM)
+#define PKT_TX_IIP_UDP_CKSUM           (PKT_TX_UDP_CKSUM | PKT_TX_IP_CKSUM)
 #define PKT_TX_OIP_TCP_UDP_CKSUM       (PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM | \
                                        PKT_TX_OUTER_IP_CKSUM)
+#define PKT_TX_OIP_UDP_CKSUM           (PKT_TX_UDP_CKSUM | \
+                                       PKT_TX_OUTER_IP_CKSUM)
+#define PKT_TX_OIP_TCP_CKSUM           (PKT_TX_TCP_CKSUM | \
+                                       PKT_TX_OUTER_IP_CKSUM)
 #define PKT_TX_OIP_IIP_CKSUM           (PKT_TX_IP_CKSUM |      \
                                         PKT_TX_OUTER_IP_CKSUM)
 #define PKT_TX_TCP_UDP_CKSUM           (PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM)