X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Fbnxt_txr.h;h=6bfdc6d01adee47ce4799abb139720933563c47d;hb=f787952d13d20b7eceaf6d1742ea591239b63ba1;hp=2176acaac12f040f024ae58bcc7a50fc3499a9bb;hpb=2bb1d5db4358b6634bce3e1edaafdcab537db1d7;p=dpdk.git diff --git a/drivers/net/bnxt/bnxt_txr.h b/drivers/net/bnxt/bnxt_txr.h index 2176acaac1..6bfdc6d01a 100644 --- a/drivers/net/bnxt/bnxt_txr.h +++ b/drivers/net/bnxt/bnxt_txr.h @@ -1,71 +1,94 @@ -/*- - * 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) 2014-2021 Broadcom + * All rights reserved. */ #ifndef _BNXT_TXR_H_ #define _BNXT_TXR_H_ -#define MAX_TX_RINGS 16 -#define BNXT_TX_PUSH_THRESH 92 +#include -#define B_TX_DB(db, prod) \ - (*(uint32_t *)db = (DB_KEY_TX | prod)) +#define BNXT_MAX_TSO_SEGS 32 +#define BNXT_MIN_PKT_SIZE 52 + +/* Number of transmit descriptors processed per inner loop in vector mode. */ +#define BNXT_TX_DESCS_PER_LOOP 4U struct bnxt_tx_ring_info { - uint16_t tx_prod; - uint16_t tx_cons; - void *tx_doorbell; + uint16_t tx_raw_prod; + uint16_t tx_raw_cons; + 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; + struct rte_mbuf **tx_buf_ring; -#define BNXT_DEV_STATE_CLOSING 0x1 - uint32_t dev_state; + rte_iova_t tx_desc_mapping; struct bnxt_ring *tx_ring_struct; }; -struct bnxt_sw_tx_bd { - struct rte_mbuf *mbuf; /* mbuf associated with TX descriptor */ - uint8_t is_gso; - unsigned short nr_bds; -}; +static inline uint32_t bnxt_tx_bds_in_hw(struct bnxt_tx_queue *txq) +{ + return ((txq->tx_ring->tx_raw_prod - txq->tx_ring->tx_raw_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); +#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 +#if defined(RTE_ARCH_X86) && defined(CC_AVX2_SUPPORT) +uint16_t bnxt_xmit_pkts_vec_avx2(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); +int bnxt_flush_tx_cmp(struct bnxt_cp_ring_info *cpr); + +#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