X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Fbnxt_txr.h;h=7715c11b830d994670a3b72352dd073b1e01b86e;hb=a5ac40fbb33da0d3e110df7eee593c32cbb11406;hp=5b09711413babe9482f32bceafdbab5ecf8d89c0;hpb=ca241d9a0952739cb5a97940a4d1d86468c2bbf4;p=dpdk.git

diff --git a/drivers/net/bnxt/bnxt_txr.h b/drivers/net/bnxt/bnxt_txr.h
index 5b09711413..7715c11b83 100644
--- 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_
@@ -38,18 +10,20 @@
 
 #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)
 
 struct bnxt_tx_ring_info {
 	uint16_t		tx_prod;
 	uint16_t		tx_cons;
-	void			*tx_doorbell;
+	struct bnxt_db_info     tx_db;
 
 	struct tx_bd_long	*tx_desc_ring;
 	struct bnxt_sw_tx_bd	*tx_buf_ring;
 
-	phys_addr_t		tx_desc_mapping;
+	rte_iova_t		tx_desc_mapping;
 
 #define BNXT_DEV_STATE_CLOSING	0x1
 	uint32_t		dev_state;
@@ -63,10 +37,65 @@ struct bnxt_sw_tx_bd {
 	unsigned short		nr_bds;
 };
 
+static inline uint32_t bnxt_tx_bds_in_hw(struct bnxt_tx_queue *txq)
+{
+	return ((txq->tx_ring->tx_prod - txq->tx_ring->tx_cons) &
+		txq->tx_ring->tx_ring_struct->ring_mask);
+}
+
+static inline uint32_t bnxt_tx_avail(struct bnxt_tx_queue *txq)
+{
+	/* Tell compiler to fetch tx indices from memory. */
+	rte_compiler_barrier();
+
+	return ((txq->tx_ring->tx_ring_struct->ring_size -
+		 bnxt_tx_bds_in_hw(txq)) - 1);
+}
+
 void bnxt_free_tx_rings(struct bnxt *bp);
 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);
+uint16_t bnxt_dummy_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
+			      uint16_t nb_pkts);
+#if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64)
+uint16_t bnxt_xmit_pkts_vec(void *tx_queue, struct rte_mbuf **tx_pkts,
+			    uint16_t nb_pkts);
+#endif
+
+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)
+
+
+#define TX_BD_FLG_TIP_IP_TCP_UDP_CHKSUM	(TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM | \
+					TX_BD_LONG_LFLAGS_T_IP_CHKSUM | \
+					TX_BD_LONG_LFLAGS_IP_CHKSUM)
+#define TX_BD_FLG_IP_TCP_UDP_CHKSUM	(TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM | \
+					TX_BD_LONG_LFLAGS_IP_CHKSUM)
+#define TX_BD_FLG_TIP_IP_CHKSUM		(TX_BD_LONG_LFLAGS_T_IP_CHKSUM | \
+					TX_BD_LONG_LFLAGS_IP_CHKSUM)
+#define TX_BD_FLG_TIP_TCP_UDP_CHKSUM	(TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM | \
+					TX_BD_LONG_LFLAGS_T_IP_CHKSUM)
 
 #endif