numam-dpdk/drivers/net/octeontx/octeontx_rxtx.h
Pavan Nikhilesh 1dedffeba7 event/octeontx: support Tx adapter
Add Tx adapter support and move few routines around to avoid code
duplication.

Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
2018-10-01 16:52:07 +02:00

143 lines
5.1 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2017 Cavium, Inc
*/
#ifndef __OCTEONTX_RXTX_H__
#define __OCTEONTX_RXTX_H__
#include <rte_ethdev_driver.h>
#ifndef __hot
#define __hot __attribute__((hot))
#endif
/* Packet type table */
#define PTYPE_SIZE OCCTX_PKI_LTYPE_LAST
static const uint32_t __rte_cache_aligned
ptype_table[PTYPE_SIZE][PTYPE_SIZE][PTYPE_SIZE] = {
[LC_NONE][LE_NONE][LF_NONE] = RTE_PTYPE_UNKNOWN,
[LC_NONE][LE_NONE][LF_IPSEC_ESP] = RTE_PTYPE_UNKNOWN,
[LC_NONE][LE_NONE][LF_IPFRAG] = RTE_PTYPE_L4_FRAG,
[LC_NONE][LE_NONE][LF_IPCOMP] = RTE_PTYPE_UNKNOWN,
[LC_NONE][LE_NONE][LF_TCP] = RTE_PTYPE_L4_TCP,
[LC_NONE][LE_NONE][LF_UDP] = RTE_PTYPE_L4_UDP,
[LC_NONE][LE_NONE][LF_GRE] = RTE_PTYPE_TUNNEL_GRE,
[LC_NONE][LE_NONE][LF_UDP_GENEVE] = RTE_PTYPE_TUNNEL_GENEVE,
[LC_NONE][LE_NONE][LF_UDP_VXLAN] = RTE_PTYPE_TUNNEL_VXLAN,
[LC_NONE][LE_NONE][LF_NVGRE] = RTE_PTYPE_TUNNEL_NVGRE,
[LC_IPV4][LE_NONE][LF_NONE] = RTE_PTYPE_L3_IPV4 | RTE_PTYPE_UNKNOWN,
[LC_IPV4][LE_NONE][LF_IPSEC_ESP] =
RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L3_IPV4,
[LC_IPV4][LE_NONE][LF_IPFRAG] = RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_FRAG,
[LC_IPV4][LE_NONE][LF_IPCOMP] = RTE_PTYPE_L3_IPV4 | RTE_PTYPE_UNKNOWN,
[LC_IPV4][LE_NONE][LF_TCP] = RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_TCP,
[LC_IPV4][LE_NONE][LF_UDP] = RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_UDP,
[LC_IPV4][LE_NONE][LF_GRE] = RTE_PTYPE_L3_IPV4 | RTE_PTYPE_TUNNEL_GRE,
[LC_IPV4][LE_NONE][LF_UDP_GENEVE] =
RTE_PTYPE_L3_IPV4 | RTE_PTYPE_TUNNEL_GENEVE,
[LC_IPV4][LE_NONE][LF_UDP_VXLAN] =
RTE_PTYPE_L3_IPV4 | RTE_PTYPE_TUNNEL_VXLAN,
[LC_IPV4][LE_NONE][LF_NVGRE] =
RTE_PTYPE_L3_IPV4 | RTE_PTYPE_TUNNEL_NVGRE,
[LC_IPV4_OPT][LE_NONE][LF_NONE] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_UNKNOWN,
[LC_IPV4_OPT][LE_NONE][LF_IPSEC_ESP] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_L3_IPV4,
[LC_IPV4_OPT][LE_NONE][LF_IPFRAG] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_L4_FRAG,
[LC_IPV4_OPT][LE_NONE][LF_IPCOMP] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_UNKNOWN,
[LC_IPV4_OPT][LE_NONE][LF_TCP] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_L4_TCP,
[LC_IPV4_OPT][LE_NONE][LF_UDP] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_L4_UDP,
[LC_IPV4_OPT][LE_NONE][LF_GRE] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_TUNNEL_GRE,
[LC_IPV4_OPT][LE_NONE][LF_UDP_GENEVE] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_TUNNEL_GENEVE,
[LC_IPV4_OPT][LE_NONE][LF_UDP_VXLAN] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_TUNNEL_VXLAN,
[LC_IPV4_OPT][LE_NONE][LF_NVGRE] =
RTE_PTYPE_L3_IPV4_EXT | RTE_PTYPE_TUNNEL_NVGRE,
[LC_IPV6][LE_NONE][LF_NONE] = RTE_PTYPE_L3_IPV6 | RTE_PTYPE_UNKNOWN,
[LC_IPV6][LE_NONE][LF_IPSEC_ESP] =
RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L3_IPV4,
[LC_IPV6][LE_NONE][LF_IPFRAG] = RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_FRAG,
[LC_IPV6][LE_NONE][LF_IPCOMP] = RTE_PTYPE_L3_IPV6 | RTE_PTYPE_UNKNOWN,
[LC_IPV6][LE_NONE][LF_TCP] = RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_TCP,
[LC_IPV6][LE_NONE][LF_UDP] = RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_UDP,
[LC_IPV6][LE_NONE][LF_GRE] = RTE_PTYPE_L3_IPV6 | RTE_PTYPE_TUNNEL_GRE,
[LC_IPV6][LE_NONE][LF_UDP_GENEVE] =
RTE_PTYPE_L3_IPV6 | RTE_PTYPE_TUNNEL_GENEVE,
[LC_IPV6][LE_NONE][LF_UDP_VXLAN] =
RTE_PTYPE_L3_IPV6 | RTE_PTYPE_TUNNEL_VXLAN,
[LC_IPV6][LE_NONE][LF_NVGRE] =
RTE_PTYPE_L3_IPV4 | RTE_PTYPE_TUNNEL_NVGRE,
[LC_IPV6_OPT][LE_NONE][LF_NONE] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_UNKNOWN,
[LC_IPV6_OPT][LE_NONE][LF_IPSEC_ESP] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_L3_IPV4,
[LC_IPV6_OPT][LE_NONE][LF_IPFRAG] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_L4_FRAG,
[LC_IPV6_OPT][LE_NONE][LF_IPCOMP] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_UNKNOWN,
[LC_IPV6_OPT][LE_NONE][LF_TCP] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_L4_TCP,
[LC_IPV6_OPT][LE_NONE][LF_UDP] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_L4_UDP,
[LC_IPV6_OPT][LE_NONE][LF_GRE] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_TUNNEL_GRE,
[LC_IPV6_OPT][LE_NONE][LF_UDP_GENEVE] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_TUNNEL_GENEVE,
[LC_IPV6_OPT][LE_NONE][LF_UDP_VXLAN] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_TUNNEL_VXLAN,
[LC_IPV6_OPT][LE_NONE][LF_NVGRE] =
RTE_PTYPE_L3_IPV6_EXT | RTE_PTYPE_TUNNEL_NVGRE,
};
static __rte_always_inline int
__octeontx_xmit_pkts(void *lmtline_va, void *ioreg_va, int64_t *fc_status_va,
struct rte_mbuf *tx_pkt)
{
uint64_t cmd_buf[4] __rte_cache_aligned;
uint16_t gaura_id;
if (unlikely(*((volatile int64_t *)fc_status_va) < 0))
return -ENOSPC;
/* Get the gaura Id */
gaura_id = octeontx_fpa_bufpool_gpool((uintptr_t)tx_pkt->pool->pool_id);
/* Setup PKO_SEND_HDR_S */
cmd_buf[0] = tx_pkt->data_len & 0xffff;
cmd_buf[1] = 0x0;
/* Set don't free bit if reference count > 1 */
if (rte_mbuf_refcnt_read(tx_pkt) > 1)
cmd_buf[0] |= (1ULL << 58); /* SET DF */
/* Setup PKO_SEND_GATHER_S */
cmd_buf[(1 << 1) | 1] = rte_mbuf_data_iova(tx_pkt);
cmd_buf[(1 << 1) | 0] = PKO_SEND_GATHER_SUBDC |
PKO_SEND_GATHER_LDTYPE(0x1ull) |
PKO_SEND_GATHER_GAUAR((long)gaura_id) |
tx_pkt->data_len;
octeontx_reg_lmtst(lmtline_va, ioreg_va, cmd_buf, PKO_CMD_SZ);
return 0;
}
uint16_t
octeontx_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts);
uint16_t
octeontx_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts);
#endif /* __OCTEONTX_RXTX_H__ */