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numam-dpdk/drivers/net/octeontx/octeontx_rxtx.h
Conor Walsh 23c97a67e5 net/octeontx: remove unused packet length 
Reported by clang 13.

Bugzilla ID: 881
Fixes: 9eb5cb3b11 ("net/octeontx: fix access to indirect buffers")

Reported-by: Liang Longfeng <longfengx.liang@intel.com>
Signed-off-by: Conor Walsh <conor.walsh@intel.com>
Reviewed-by: David Marchand <david.marchand@redhat.com>
2021-11-16 13:01:46 +01:00

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16 KiB
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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2017 Cavium, Inc
*/
#ifndef __OCTEONTX_RXTX_H__
#define __OCTEONTX_RXTX_H__
#include <ethdev_driver.h>
#define OFFLOAD_FLAGS \
uint16_t rx_offload_flags; \
uint16_t tx_offload_flags
#define BIT(nr) (1UL << (nr))
#define OCCTX_RX_OFFLOAD_NONE (0)
#define OCCTX_RX_MULTI_SEG_F BIT(0)
#define OCCTX_RX_OFFLOAD_CSUM_F BIT(1)
#define OCCTX_RX_VLAN_FLTR_F BIT(2)
#define OCCTX_TX_OFFLOAD_NONE (0)
#define OCCTX_TX_MULTI_SEG_F BIT(0)
#define OCCTX_TX_OFFLOAD_L3_L4_CSUM_F BIT(1)
#define OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F BIT(2)
#define OCCTX_TX_OFFLOAD_MBUF_NOFF_F BIT(3)
/* Packet type table */
#define PTYPE_SIZE OCCTX_PKI_LTYPE_LAST
/* octeontx send header sub descriptor structure */
RTE_STD_C11
union octeontx_send_hdr_w0_u {
uint64_t u;
struct {
uint64_t total : 16;
uint64_t markptr : 8;
uint64_t l3ptr : 8;
uint64_t l4ptr : 8;
uint64_t ii : 1;
uint64_t shp_dis : 1;
uint64_t ckle : 1;
uint64_t cklf : 2;
uint64_t ckl3 : 1;
uint64_t ckl4 : 2;
uint64_t p : 1;
uint64_t format : 7;
uint64_t tstamp : 1;
uint64_t tso_eom : 1;
uint64_t df : 1;
uint64_t tso : 1;
uint64_t n2 : 1;
uint64_t scntn1 : 3;
};
};
RTE_STD_C11
union octeontx_send_hdr_w1_u {
uint64_t u;
struct {
uint64_t tso_mss : 14;
uint64_t shp_ra : 2;
uint64_t tso_sb : 8;
uint64_t leptr : 8;
uint64_t lfptr : 8;
uint64_t shp_chg : 9;
uint64_t tso_fn : 7;
uint64_t l2len : 8;
};
};
struct octeontx_send_hdr_s {
union octeontx_send_hdr_w0_u w0;
union octeontx_send_hdr_w1_u w1;
};
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 uint64_t
octeontx_pktmbuf_detach(struct rte_mbuf *m, struct rte_mbuf **m_tofree)
{
struct rte_mempool *mp = m->pool;
uint32_t mbuf_size, buf_len;
struct rte_mbuf *md;
uint16_t priv_size;
uint16_t refcount;
/* Update refcount of direct mbuf */
md = rte_mbuf_from_indirect(m);
/* The real data will be in the direct buffer, inform callers this */
*m_tofree = md;
refcount = rte_mbuf_refcnt_update(md, -1);
priv_size = rte_pktmbuf_priv_size(mp);
mbuf_size = (uint32_t)(sizeof(struct rte_mbuf) + priv_size);
buf_len = rte_pktmbuf_data_room_size(mp);
m->priv_size = priv_size;
m->buf_addr = (char *)m + mbuf_size;
m->buf_iova = rte_mempool_virt2iova(m) + mbuf_size;
m->buf_len = (uint16_t)buf_len;
rte_pktmbuf_reset_headroom(m);
m->data_len = 0;
m->ol_flags = 0;
m->next = NULL;
m->nb_segs = 1;
/* Now indirect mbuf is safe to free */
rte_pktmbuf_free(m);
if (refcount == 0) {
rte_mbuf_refcnt_set(md, 1);
md->data_len = 0;
md->ol_flags = 0;
md->next = NULL;
md->nb_segs = 1;
return 0;
} else {
return 1;
}
}
static __rte_always_inline uint64_t
octeontx_prefree_seg(struct rte_mbuf *m, struct rte_mbuf **m_tofree)
{
if (likely(rte_mbuf_refcnt_read(m) == 1)) {
if (!RTE_MBUF_DIRECT(m))
return octeontx_pktmbuf_detach(m, m_tofree);
m->next = NULL;
m->nb_segs = 1;
return 0;
} else if (rte_mbuf_refcnt_update(m, -1) == 0) {
if (!RTE_MBUF_DIRECT(m))
return octeontx_pktmbuf_detach(m, m_tofree);
rte_mbuf_refcnt_set(m, 1);
m->next = NULL;
m->nb_segs = 1;
return 0;
}
/* Mbuf is having refcount more than 1 so need not to be freed */
return 1;
}
static __rte_always_inline void
octeontx_tx_checksum_offload(uint64_t *cmd_buf, const uint16_t flags,
struct rte_mbuf *m)
{
struct octeontx_send_hdr_s *send_hdr =
(struct octeontx_send_hdr_s *)cmd_buf;
uint64_t ol_flags = m->ol_flags;
/* PKO Checksum L4 Algorithm Enumeration
* 0x0 - No checksum
* 0x1 - UDP L4 checksum
* 0x2 - TCP L4 checksum
* 0x3 - SCTP L4 checksum
*/
const uint8_t csum = (!(((ol_flags ^ RTE_MBUF_F_TX_UDP_CKSUM) >> 52) & 0x3) +
(!(((ol_flags ^ RTE_MBUF_F_TX_TCP_CKSUM) >> 52) & 0x3) * 2) +
(!(((ol_flags ^ RTE_MBUF_F_TX_SCTP_CKSUM) >> 52) & 0x3) * 3));
const uint8_t is_tunnel_parsed = (!!(ol_flags & RTE_MBUF_F_TX_TUNNEL_GTP) ||
!!(ol_flags & RTE_MBUF_F_TX_TUNNEL_VXLAN_GPE) ||
!!(ol_flags & RTE_MBUF_F_TX_TUNNEL_VXLAN) ||
!!(ol_flags & RTE_MBUF_F_TX_TUNNEL_GRE) ||
!!(ol_flags & RTE_MBUF_F_TX_TUNNEL_GENEVE) ||
!!(ol_flags & RTE_MBUF_F_TX_TUNNEL_IP) ||
!!(ol_flags & RTE_MBUF_F_TX_TUNNEL_IPIP));
const uint8_t csum_outer = (!!(ol_flags & RTE_MBUF_F_TX_OUTER_UDP_CKSUM) ||
!!(ol_flags & RTE_MBUF_F_TX_TUNNEL_UDP));
const uint8_t outer_l2_len = m->outer_l2_len;
const uint8_t l2_len = m->l2_len;
if ((flags & OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F) &&
(flags & OCCTX_TX_OFFLOAD_L3_L4_CSUM_F)) {
if (is_tunnel_parsed) {
/* Outer L3 */
send_hdr->w0.l3ptr = outer_l2_len;
send_hdr->w0.l4ptr = outer_l2_len + m->outer_l3_len;
/* Set clk3 for PKO to calculate IPV4 header checksum */
send_hdr->w0.ckl3 = !!(ol_flags & RTE_MBUF_F_TX_OUTER_IPV4);
/* Outer L4 */
send_hdr->w0.ckl4 = csum_outer;
/* Inner L3 */
send_hdr->w1.leptr = send_hdr->w0.l4ptr + l2_len;
send_hdr->w1.lfptr = send_hdr->w1.leptr + m->l3_len;
/* Set clke for PKO to calculate inner IPV4 header
* checksum.
*/
send_hdr->w0.ckle = !!(ol_flags & RTE_MBUF_F_TX_IPV4);
/* Inner L4 */
send_hdr->w0.cklf = csum;
} else {
/* Inner L3 */
send_hdr->w0.l3ptr = l2_len;
send_hdr->w0.l4ptr = l2_len + m->l3_len;
/* Set clk3 for PKO to calculate IPV4 header checksum */
send_hdr->w0.ckl3 = !!(ol_flags & RTE_MBUF_F_TX_IPV4);
/* Inner L4 */
send_hdr->w0.ckl4 = csum;
}
} else if (flags & OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F) {
/* Outer L3 */
send_hdr->w0.l3ptr = outer_l2_len;
send_hdr->w0.l4ptr = outer_l2_len + m->outer_l3_len;
/* Set clk3 for PKO to calculate IPV4 header checksum */
send_hdr->w0.ckl3 = !!(ol_flags & RTE_MBUF_F_TX_OUTER_IPV4);
/* Outer L4 */
send_hdr->w0.ckl4 = csum_outer;
} else if (flags & OCCTX_TX_OFFLOAD_L3_L4_CSUM_F) {
/* Inner L3 */
send_hdr->w0.l3ptr = l2_len;
send_hdr->w0.l4ptr = l2_len + m->l3_len;
/* Set clk3 for PKO to calculate IPV4 header checksum */
send_hdr->w0.ckl3 = !!(ol_flags & RTE_MBUF_F_TX_IPV4);
/* Inner L4 */
send_hdr->w0.ckl4 = csum;
}
}
static __rte_always_inline uint16_t
__octeontx_xmit_prepare(struct rte_mbuf *tx_pkt, uint64_t *cmd_buf,
const uint16_t flag)
{
uint16_t gaura_id, nb_desc = 0;
struct rte_mbuf *m_tofree;
rte_iova_t iova;
uint16_t data_len;
m_tofree = tx_pkt;
data_len = tx_pkt->data_len;
iova = rte_mbuf_data_iova(tx_pkt);
/* Setup PKO_SEND_HDR_S */
cmd_buf[nb_desc++] = tx_pkt->data_len & 0xffff;
cmd_buf[nb_desc++] = 0x0;
/* Enable tx checksum offload */
if ((flag & OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F) ||
(flag & OCCTX_TX_OFFLOAD_L3_L4_CSUM_F))
octeontx_tx_checksum_offload(cmd_buf, flag, tx_pkt);
/* SEND_HDR[DF] bit controls if buffer is to be freed or
* not, as SG_DESC[I] and SEND_HDR[II] are clear.
*/
if (flag & OCCTX_TX_OFFLOAD_MBUF_NOFF_F)
cmd_buf[0] |= (octeontx_prefree_seg(tx_pkt, &m_tofree) <<
58);
/* Mark mempool object as "put" since it is freed by PKO */
if (!(cmd_buf[0] & (1ULL << 58)))
RTE_MEMPOOL_CHECK_COOKIES(m_tofree->pool, (void **)&m_tofree,
1, 0);
/* Get the gaura Id */
gaura_id =
octeontx_fpa_bufpool_gaura((uintptr_t)m_tofree->pool->pool_id);
/* Setup PKO_SEND_BUFLINK_S */
cmd_buf[nb_desc++] = PKO_SEND_BUFLINK_SUBDC |
PKO_SEND_BUFLINK_LDTYPE(0x1ull) |
PKO_SEND_BUFLINK_GAUAR((long)gaura_id) |
data_len;
cmd_buf[nb_desc++] = iova;
return nb_desc;
}
static __rte_always_inline uint16_t
__octeontx_xmit_mseg_prepare(struct rte_mbuf *tx_pkt, uint64_t *cmd_buf,
const uint16_t flag)
{
uint16_t nb_segs, nb_desc = 0;
uint16_t gaura_id;
struct rte_mbuf *m_next = NULL, *m_tofree;
rte_iova_t iova;
uint16_t data_len;
nb_segs = tx_pkt->nb_segs;
/* Setup PKO_SEND_HDR_S */
cmd_buf[nb_desc++] = tx_pkt->pkt_len & 0xffff;
cmd_buf[nb_desc++] = 0x0;
/* Enable tx checksum offload */
if ((flag & OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F) ||
(flag & OCCTX_TX_OFFLOAD_L3_L4_CSUM_F))
octeontx_tx_checksum_offload(cmd_buf, flag, tx_pkt);
do {
m_next = tx_pkt->next;
/* Get TX parameters up front, octeontx_prefree_seg might change
* them
*/
m_tofree = tx_pkt;
data_len = tx_pkt->data_len;
iova = rte_mbuf_data_iova(tx_pkt);
/* Setup PKO_SEND_GATHER_S */
cmd_buf[nb_desc] = 0;
/* SG_DESC[I] bit controls if buffer is to be freed or
* not, as SEND_HDR[DF] and SEND_HDR[II] are clear.
*/
if (flag & OCCTX_TX_OFFLOAD_MBUF_NOFF_F) {
cmd_buf[nb_desc] |=
(octeontx_prefree_seg(tx_pkt, &m_tofree) << 57);
}
/* To handle case where mbufs belong to diff pools, like
* fragmentation
*/
gaura_id = octeontx_fpa_bufpool_gaura((uintptr_t)
m_tofree->pool->pool_id);
/* Setup PKO_SEND_GATHER_S */
cmd_buf[nb_desc] |= PKO_SEND_GATHER_SUBDC |
PKO_SEND_GATHER_LDTYPE(0x1ull) |
PKO_SEND_GATHER_GAUAR((long)gaura_id) |
data_len;
/* Mark mempool object as "put" since it is freed by
* PKO.
*/
if (!(cmd_buf[nb_desc] & (1ULL << 57))) {
tx_pkt->next = NULL;
RTE_MEMPOOL_CHECK_COOKIES(m_tofree->pool,
(void **)&m_tofree, 1, 0);
}
nb_desc++;
cmd_buf[nb_desc++] = iova;
nb_segs--;
tx_pkt = m_next;
} while (nb_segs);
return nb_desc;
}
static __rte_always_inline uint16_t
__octeontx_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
uint16_t nb_pkts, uint64_t *cmd_buf,
const uint16_t flags)
{
struct octeontx_txq *txq = tx_queue;
octeontx_dq_t *dq = &txq->dq;
uint16_t count = 0, nb_desc;
rte_io_wmb();
while (count < nb_pkts) {
if (unlikely(*((volatile int64_t *)dq->fc_status_va) < 0))
break;
if (flags & OCCTX_TX_MULTI_SEG_F) {
nb_desc = __octeontx_xmit_mseg_prepare(tx_pkts[count],
cmd_buf, flags);
} else {
nb_desc = __octeontx_xmit_prepare(tx_pkts[count],
cmd_buf, flags);
}
octeontx_reg_lmtst(dq->lmtline_va, dq->ioreg_va, cmd_buf,
nb_desc);
count++;
}
return count;
}
uint16_t
octeontx_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts);
#define L3L4CSUM_F OCCTX_TX_OFFLOAD_L3_L4_CSUM_F
#define OL3OL4CSUM_F OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F
#define NOFF_F OCCTX_TX_OFFLOAD_MBUF_NOFF_F
#define MULT_F OCCTX_TX_MULTI_SEG_F
/* [L3L4CSUM_F] [OL3OL4CSUM_F] [NOFF] [MULTI_SEG] */
#define OCCTX_TX_FASTPATH_MODES \
T(no_offload, 0, 0, 0, 0, 4, \
OCCTX_TX_OFFLOAD_NONE) \
T(mseg, 0, 0, 0, 1, 14, \
MULT_F) \
T(l3l4csum, 0, 0, 1, 0, 4, \
L3L4CSUM_F) \
T(l3l4csum_mseg, 0, 0, 1, 1, 14, \
L3L4CSUM_F | MULT_F) \
T(ol3ol4csum, 0, 1, 0, 0, 4, \
OL3OL4CSUM_F) \
T(ol3l4csum_mseg, 0, 1, 0, 1, 14, \
OL3OL4CSUM_F | MULT_F) \
T(ol3l4csum_l3l4csum, 0, 1, 1, 0, 4, \
OL3OL4CSUM_F | L3L4CSUM_F) \
T(ol3l4csum_l3l4csum_mseg, 0, 1, 1, 1, 14, \
OL3OL4CSUM_F | L3L4CSUM_F | MULT_F) \
T(noff, 1, 0, 0, 0, 4, \
NOFF_F) \
T(noff_mseg, 1, 0, 0, 1, 14, \
NOFF_F | MULT_F) \
T(noff_l3l4csum, 1, 0, 1, 0, 4, \
NOFF_F | L3L4CSUM_F) \
T(noff_l3l4csum_mseg, 1, 0, 1, 1, 14, \
NOFF_F | L3L4CSUM_F | MULT_F) \
T(noff_ol3ol4csum, 1, 1, 0, 0, 4, \
NOFF_F | OL3OL4CSUM_F) \
T(noff_ol3ol4csum_mseg, 1, 1, 0, 1, 14, \
NOFF_F | OL3OL4CSUM_F | MULT_F) \
T(noff_ol3ol4csum_l3l4csum, 1, 1, 1, 0, 4, \
NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \
T(noff_ol3ol4csum_l3l4csum_mseg, 1, 1, 1, 1, 14, \
NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F | \
MULT_F)
/* RX offload macros */
#define VLAN_FLTR_F OCCTX_RX_VLAN_FLTR_F
#define CSUM_F OCCTX_RX_OFFLOAD_CSUM_F
#define MULT_RX_F OCCTX_RX_MULTI_SEG_F
/* [VLAN_FLTR] [CSUM_F] [MULTI_SEG] */
#define OCCTX_RX_FASTPATH_MODES \
R(no_offload, 0, 0, 0, OCCTX_RX_OFFLOAD_NONE) \
R(mseg, 0, 0, 1, MULT_RX_F) \
R(csum, 0, 1, 0, CSUM_F) \
R(csum_mseg, 0, 1, 1, CSUM_F | MULT_RX_F) \
R(vlan, 1, 0, 0, VLAN_FLTR_F) \
R(vlan_mseg, 1, 0, 1, VLAN_FLTR_F | MULT_RX_F) \
R(vlan_csum, 1, 1, 0, VLAN_FLTR_F | CSUM_F) \
R(vlan_csum_mseg, 1, 1, 1, CSUM_F | VLAN_FLTR_F | \
MULT_RX_F)
#endif /* __OCTEONTX_RXTX_H__ */
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