numam-dpdk/drivers/net/bnxt/bnxt_txr.h
Lance Richardson bc4a000f2f net/bnxt: implement SSE vector mode
Introduce SSE vector mode support for the bnxt pmd.

Signed-off-by: Lance Richardson <lance.richardson@broadcom.com>
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
2019-06-13 23:37:58 +09:00

100 lines
3.1 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2014-2018 Broadcom
* All rights reserved.
*/
#ifndef _BNXT_TXR_H_
#define _BNXT_TXR_H_
#include <rte_io.h>
#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 tx_bd_long *tx_desc_ring;
struct bnxt_sw_tx_bd *tx_buf_ring;
rte_iova_t tx_desc_mapping;
#define BNXT_DEV_STATE_CLOSING 0x1
uint32_t dev_state;
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_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);
#ifdef RTE_ARCH_X86
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