X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fcnxk%2Fcn9k_tx.h;h=d23e4b61b4a57791ec6b0b12f16e884db612500f;hb=fe3833ed2222c369f9b60c0be520dee6e875dcdf;hp=d9aa4063c19ae70755c003ac0ec76b4812327111;hpb=7e95c11df4f18eb1155ce5d5fa4bfb6a1316d2a0;p=dpdk.git diff --git a/drivers/net/cnxk/cn9k_tx.h b/drivers/net/cnxk/cn9k_tx.h index d9aa4063c1..d23e4b61b4 100644 --- a/drivers/net/cnxk/cn9k_tx.h +++ b/drivers/net/cnxk/cn9k_tx.h @@ -4,12 +4,17 @@ #ifndef __CN9K_TX_H__ #define __CN9K_TX_H__ +#include + #define NIX_TX_OFFLOAD_NONE (0) #define NIX_TX_OFFLOAD_L3_L4_CSUM_F BIT(0) #define NIX_TX_OFFLOAD_OL3_OL4_CSUM_F BIT(1) #define NIX_TX_OFFLOAD_VLAN_QINQ_F BIT(2) #define NIX_TX_OFFLOAD_MBUF_NOFF_F BIT(3) #define NIX_TX_OFFLOAD_TSO_F BIT(4) +#define NIX_TX_OFFLOAD_TSTAMP_F BIT(5) +#define NIX_TX_OFFLOAD_SECURITY_F BIT(6) +#define NIX_TX_OFFLOAD_MAX (NIX_TX_OFFLOAD_SECURITY_F << 1) /* Flags to control xmit_prepare function. * Defining it from backwards to denote its been @@ -22,7 +27,8 @@ NIX_TX_OFFLOAD_VLAN_QINQ_F | NIX_TX_OFFLOAD_TSO_F) #define NIX_TX_NEED_EXT_HDR \ - (NIX_TX_OFFLOAD_VLAN_QINQ_F | NIX_TX_OFFLOAD_TSO_F) + (NIX_TX_OFFLOAD_VLAN_QINQ_F | NIX_TX_OFFLOAD_TSTAMP_F | \ + NIX_TX_OFFLOAD_TSO_F) #define NIX_XMIT_FC_OR_RETURN(txq, pkts) \ do { \ @@ -44,8 +50,35 @@ static __rte_always_inline int cn9k_nix_tx_ext_subs(const uint16_t flags) { - return (flags & - (NIX_TX_OFFLOAD_VLAN_QINQ_F | NIX_TX_OFFLOAD_TSO_F)) ? 1 : 0; + return (flags & NIX_TX_OFFLOAD_TSTAMP_F) + ? 2 + : ((flags & + (NIX_TX_OFFLOAD_VLAN_QINQ_F | NIX_TX_OFFLOAD_TSO_F)) + ? 1 + : 0); +} + +static __rte_always_inline void +cn9k_nix_tx_skeleton(struct cn9k_eth_txq *txq, uint64_t *cmd, + const uint16_t flags, const uint16_t static_sz) +{ + if (static_sz) + cmd[0] = txq->send_hdr_w0; + else + cmd[0] = (txq->send_hdr_w0 & 0xFFFFF00000000000) | + ((uint64_t)(cn9k_nix_tx_ext_subs(flags) + 1) << 40); + cmd[1] = 0; + + if (flags & NIX_TX_NEED_EXT_HDR) { + if (flags & NIX_TX_OFFLOAD_TSTAMP_F) + cmd[2] = (NIX_SUBDC_EXT << 60) | BIT_ULL(15); + else + cmd[2] = NIX_SUBDC_EXT << 60; + cmd[3] = 0; + cmd[4] = (NIX_SUBDC_SG << 60) | BIT_ULL(48); + } else { + cmd[2] = (NIX_SUBDC_SG << 60) | BIT_ULL(48); + } } static __rte_always_inline void @@ -53,12 +86,12 @@ cn9k_nix_xmit_prepare_tso(struct rte_mbuf *m, const uint64_t flags) { uint64_t mask, ol_flags = m->ol_flags; - if (flags & NIX_TX_OFFLOAD_TSO_F && (ol_flags & PKT_TX_TCP_SEG)) { + if (flags & NIX_TX_OFFLOAD_TSO_F && (ol_flags & RTE_MBUF_F_TX_TCP_SEG)) { uintptr_t mdata = rte_pktmbuf_mtod(m, uintptr_t); uint16_t *iplen, *oiplen, *oudplen; uint16_t lso_sb, paylen; - mask = -!!(ol_flags & (PKT_TX_OUTER_IPV4 | PKT_TX_OUTER_IPV6)); + mask = -!!(ol_flags & (RTE_MBUF_F_TX_OUTER_IPV4 | RTE_MBUF_F_TX_OUTER_IPV6)); lso_sb = (mask & (m->outer_l2_len + m->outer_l3_len)) + m->l2_len + m->l3_len + m->l4_len; @@ -67,18 +100,18 @@ cn9k_nix_xmit_prepare_tso(struct rte_mbuf *m, const uint64_t flags) /* Get iplen position assuming no tunnel hdr */ iplen = (uint16_t *)(mdata + m->l2_len + - (2 << !!(ol_flags & PKT_TX_IPV6))); + (2 << !!(ol_flags & RTE_MBUF_F_TX_IPV6))); /* Handle tunnel tso */ if ((flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) && - (ol_flags & PKT_TX_TUNNEL_MASK)) { + (ol_flags & RTE_MBUF_F_TX_TUNNEL_MASK)) { const uint8_t is_udp_tun = (CNXK_NIX_UDP_TUN_BITMASK >> - ((ol_flags & PKT_TX_TUNNEL_MASK) >> 45)) & + ((ol_flags & RTE_MBUF_F_TX_TUNNEL_MASK) >> 45)) & 0x1; oiplen = (uint16_t *)(mdata + m->outer_l2_len + (2 << !!(ol_flags & - PKT_TX_OUTER_IPV6))); + RTE_MBUF_F_TX_OUTER_IPV6))); *oiplen = rte_cpu_to_be_16(rte_be_to_cpu_16(*oiplen) - paylen); @@ -93,7 +126,7 @@ cn9k_nix_xmit_prepare_tso(struct rte_mbuf *m, const uint64_t flags) /* Update iplen position to inner ip hdr */ iplen = (uint16_t *)(mdata + lso_sb - m->l3_len - m->l4_len + - (2 << !!(ol_flags & PKT_TX_IPV6))); + (2 << !!(ol_flags & RTE_MBUF_F_TX_IPV6))); } *iplen = rte_cpu_to_be_16(rte_be_to_cpu_16(*iplen) - paylen); @@ -126,11 +159,11 @@ cn9k_nix_xmit_prepare(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags, w1.u = 0; } - if (!(flags & NIX_TX_MULTI_SEG_F)) { + if (!(flags & NIX_TX_MULTI_SEG_F)) send_hdr->w0.total = m->data_len; - send_hdr->w0.aura = - roc_npa_aura_handle_to_aura(m->pool->pool_id); - } + else + send_hdr->w0.total = m->pkt_len; + send_hdr->w0.aura = roc_npa_aura_handle_to_aura(m->pool->pool_id); /* * L3type: 2 => IPV4 @@ -143,11 +176,11 @@ cn9k_nix_xmit_prepare(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags, if ((flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) && (flags & NIX_TX_OFFLOAD_L3_L4_CSUM_F)) { - const uint8_t csum = !!(ol_flags & PKT_TX_OUTER_UDP_CKSUM); + const uint8_t csum = !!(ol_flags & RTE_MBUF_F_TX_OUTER_UDP_CKSUM); const uint8_t ol3type = - ((!!(ol_flags & PKT_TX_OUTER_IPV4)) << 1) + - ((!!(ol_flags & PKT_TX_OUTER_IPV6)) << 2) + - !!(ol_flags & PKT_TX_OUTER_IP_CKSUM); + ((!!(ol_flags & RTE_MBUF_F_TX_OUTER_IPV4)) << 1) + + ((!!(ol_flags & RTE_MBUF_F_TX_OUTER_IPV6)) << 2) + + !!(ol_flags & RTE_MBUF_F_TX_OUTER_IP_CKSUM); /* Outer L3 */ w1.ol3type = ol3type; @@ -159,15 +192,15 @@ cn9k_nix_xmit_prepare(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags, w1.ol4type = csum + (csum << 1); /* Inner L3 */ - w1.il3type = ((!!(ol_flags & PKT_TX_IPV4)) << 1) + - ((!!(ol_flags & PKT_TX_IPV6)) << 2); + w1.il3type = ((!!(ol_flags & RTE_MBUF_F_TX_IPV4)) << 1) + + ((!!(ol_flags & RTE_MBUF_F_TX_IPV6)) << 2); w1.il3ptr = w1.ol4ptr + m->l2_len; w1.il4ptr = w1.il3ptr + m->l3_len; /* Increment it by 1 if it is IPV4 as 3 is with csum */ - w1.il3type = w1.il3type + !!(ol_flags & PKT_TX_IP_CKSUM); + w1.il3type = w1.il3type + !!(ol_flags & RTE_MBUF_F_TX_IP_CKSUM); /* Inner L4 */ - w1.il4type = (ol_flags & PKT_TX_L4_MASK) >> 52; + w1.il4type = (ol_flags & RTE_MBUF_F_TX_L4_MASK) >> 52; /* In case of no tunnel header use only * shift IL3/IL4 fields a bit to use @@ -178,16 +211,16 @@ cn9k_nix_xmit_prepare(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags, ((w1.u & 0X00000000FFFFFFFF) >> (mask << 4)); } else if (flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) { - const uint8_t csum = !!(ol_flags & PKT_TX_OUTER_UDP_CKSUM); + const uint8_t csum = !!(ol_flags & RTE_MBUF_F_TX_OUTER_UDP_CKSUM); const uint8_t outer_l2_len = m->outer_l2_len; /* Outer L3 */ w1.ol3ptr = outer_l2_len; w1.ol4ptr = outer_l2_len + m->outer_l3_len; /* Increment it by 1 if it is IPV4 as 3 is with csum */ - w1.ol3type = ((!!(ol_flags & PKT_TX_OUTER_IPV4)) << 1) + - ((!!(ol_flags & PKT_TX_OUTER_IPV6)) << 2) + - !!(ol_flags & PKT_TX_OUTER_IP_CKSUM); + w1.ol3type = ((!!(ol_flags & RTE_MBUF_F_TX_OUTER_IPV4)) << 1) + + ((!!(ol_flags & RTE_MBUF_F_TX_OUTER_IPV6)) << 2) + + !!(ol_flags & RTE_MBUF_F_TX_OUTER_IP_CKSUM); /* Outer L4 */ w1.ol4type = csum + (csum << 1); @@ -203,27 +236,27 @@ cn9k_nix_xmit_prepare(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags, w1.ol3ptr = l2_len; w1.ol4ptr = l2_len + m->l3_len; /* Increment it by 1 if it is IPV4 as 3 is with csum */ - w1.ol3type = ((!!(ol_flags & PKT_TX_IPV4)) << 1) + - ((!!(ol_flags & PKT_TX_IPV6)) << 2) + - !!(ol_flags & PKT_TX_IP_CKSUM); + w1.ol3type = ((!!(ol_flags & RTE_MBUF_F_TX_IPV4)) << 1) + + ((!!(ol_flags & RTE_MBUF_F_TX_IPV6)) << 2) + + !!(ol_flags & RTE_MBUF_F_TX_IP_CKSUM); /* Inner L4 */ - w1.ol4type = (ol_flags & PKT_TX_L4_MASK) >> 52; + w1.ol4type = (ol_flags & RTE_MBUF_F_TX_L4_MASK) >> 52; } if (flags & NIX_TX_NEED_EXT_HDR && flags & NIX_TX_OFFLOAD_VLAN_QINQ_F) { - send_hdr_ext->w1.vlan1_ins_ena = !!(ol_flags & PKT_TX_VLAN); + send_hdr_ext->w1.vlan1_ins_ena = !!(ol_flags & RTE_MBUF_F_TX_VLAN); /* HW will update ptr after vlan0 update */ send_hdr_ext->w1.vlan1_ins_ptr = 12; send_hdr_ext->w1.vlan1_ins_tci = m->vlan_tci; - send_hdr_ext->w1.vlan0_ins_ena = !!(ol_flags & PKT_TX_QINQ); + send_hdr_ext->w1.vlan0_ins_ena = !!(ol_flags & RTE_MBUF_F_TX_QINQ); /* 2B before end of l2 header */ send_hdr_ext->w1.vlan0_ins_ptr = 12; send_hdr_ext->w1.vlan0_ins_tci = m->vlan_tci_outer; } - if (flags & NIX_TX_OFFLOAD_TSO_F && (ol_flags & PKT_TX_TCP_SEG)) { + if (flags & NIX_TX_OFFLOAD_TSO_F && (ol_flags & RTE_MBUF_F_TX_TCP_SEG)) { uint16_t lso_sb; uint64_t mask; @@ -234,20 +267,20 @@ cn9k_nix_xmit_prepare(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags, send_hdr_ext->w0.lso = 1; send_hdr_ext->w0.lso_mps = m->tso_segsz; send_hdr_ext->w0.lso_format = - NIX_LSO_FORMAT_IDX_TSOV4 + !!(ol_flags & PKT_TX_IPV6); + NIX_LSO_FORMAT_IDX_TSOV4 + !!(ol_flags & RTE_MBUF_F_TX_IPV6); w1.ol4type = NIX_SENDL4TYPE_TCP_CKSUM; /* Handle tunnel tso */ if ((flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) && - (ol_flags & PKT_TX_TUNNEL_MASK)) { + (ol_flags & RTE_MBUF_F_TX_TUNNEL_MASK)) { const uint8_t is_udp_tun = (CNXK_NIX_UDP_TUN_BITMASK >> - ((ol_flags & PKT_TX_TUNNEL_MASK) >> 45)) & + ((ol_flags & RTE_MBUF_F_TX_TUNNEL_MASK) >> 45)) & 0x1; uint8_t shift = is_udp_tun ? 32 : 0; - shift += (!!(ol_flags & PKT_TX_OUTER_IPV6) << 4); - shift += (!!(ol_flags & PKT_TX_IPV6) << 3); + shift += (!!(ol_flags & RTE_MBUF_F_TX_OUTER_IPV6) << 4); + shift += (!!(ol_flags & RTE_MBUF_F_TX_IPV6) << 3); w1.il4type = NIX_SENDL4TYPE_TCP_CKSUM; w1.ol4type = is_udp_tun ? NIX_SENDL4TYPE_UDP_CKSUM : 0; @@ -276,7 +309,40 @@ cn9k_nix_xmit_prepare(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags, } /* Mark mempool object as "put" since it is freed by NIX */ if (!send_hdr->w0.df) - __mempool_check_cookies(m->pool, (void **)&m, 1, 0); + RTE_MEMPOOL_CHECK_COOKIES(m->pool, (void **)&m, 1, 0); + } else { + sg->seg1_size = m->data_len; + *(rte_iova_t *)(sg + 1) = rte_mbuf_data_iova(m); + + /* NOFF is handled later for multi-seg */ + } +} + +static __rte_always_inline void +cn9k_nix_xmit_prepare_tstamp(struct cn9k_eth_txq *txq, uint64_t *cmd, + const uint64_t ol_flags, const uint16_t no_segdw, + const uint16_t flags) +{ + if (flags & NIX_TX_OFFLOAD_TSTAMP_F) { + struct nix_send_mem_s *send_mem; + uint16_t off = (no_segdw - 1) << 1; + const uint8_t is_ol_tstamp = + !(ol_flags & RTE_MBUF_F_TX_IEEE1588_TMST); + + send_mem = (struct nix_send_mem_s *)(cmd + off); + + /* Packets for which PKT_TX_IEEE1588_TMST is not set, tx tstamp + * should not be recorded, hence changing the alg type to + * NIX_SENDMEMALG_SUB and also changing send mem addr field to + * next 8 bytes as it corrupts the actual Tx tstamp registered + * address. + */ + send_mem->w0.cn9k.subdc = NIX_SUBDC_MEM; + send_mem->w0.cn9k.alg = + NIX_SENDMEMALG_SETTSTMP + (is_ol_tstamp << 3); + + send_mem->addr = (rte_iova_t)(((uint64_t *)txq->ts_mem) + + (is_ol_tstamp)); } } @@ -322,8 +388,6 @@ cn9k_nix_prepare_mseg(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags) uint8_t off, i; send_hdr = (struct nix_send_hdr_s *)cmd; - send_hdr->w0.total = m->pkt_len; - send_hdr->w0.aura = roc_npa_aura_handle_to_aura(m->pool->pool_id); if (flags & NIX_TX_NEED_EXT_HDR) off = 2; @@ -331,13 +395,29 @@ cn9k_nix_prepare_mseg(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags) off = 0; sg = (union nix_send_sg_s *)&cmd[2 + off]; - /* Clear sg->u header before use */ - sg->u &= 0xFC00000000000000; + + /* Start from second segment, first segment is already there */ + i = 1; sg_u = sg->u; - slist = &cmd[3 + off]; + nb_segs = m->nb_segs - 1; + m_next = m->next; + slist = &cmd[3 + off + 1]; + + /* Set invert df if buffer is not to be freed by H/W */ + if (flags & NIX_TX_OFFLOAD_MBUF_NOFF_F) { + sg_u |= (cnxk_nix_prefree_seg(m) << 55); + rte_io_wmb(); + } - i = 0; - nb_segs = m->nb_segs; + /* Mark mempool object as "put" since it is freed by NIX */ +#ifdef RTE_LIBRTE_MEMPOOL_DEBUG + if (!(sg_u & (1ULL << 55))) + RTE_MEMPOOL_CHECK_COOKIES(m->pool, (void **)&m, 1, 0); + rte_io_wmb(); +#endif + m = m_next; + if (!m) + goto done; /* Fill mbuf segments */ do { @@ -353,7 +433,7 @@ cn9k_nix_prepare_mseg(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags) /* Mark mempool object as "put" since it is freed by NIX */ #ifdef RTE_LIBRTE_MEMPOOL_DEBUG if (!(sg_u & (1ULL << (i + 55)))) - __mempool_check_cookies(m->pool, (void **)&m, 1, 0); + RTE_MEMPOOL_CHECK_COOKIES(m->pool, (void **)&m, 1, 0); rte_io_wmb(); #endif slist++; @@ -372,13 +452,14 @@ cn9k_nix_prepare_mseg(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags) m = m_next; } while (nb_segs); +done: sg->u = sg_u; sg->segs = i; segdw = (uint64_t *)slist - (uint64_t *)&cmd[2 + off]; /* Roundup extra dwords to multiple of 2 */ segdw = (segdw >> 1) + (segdw & 0x1); /* Default dwords */ - segdw += (off >> 1) + 1; + segdw += (off >> 1) + 1 + !!(flags & NIX_TX_OFFLOAD_TSTAMP_F); send_hdr->w0.sizem1 = segdw - 1; return segdw; @@ -427,7 +508,7 @@ cn9k_nix_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts, NIX_XMIT_FC_OR_RETURN(txq, pkts); - roc_lmt_mov(cmd, &txq->cmd[0], cn9k_nix_tx_ext_subs(flags)); + cn9k_nix_tx_skeleton(txq, cmd, flags, 1); /* Perform header writes before barrier for TSO */ if (flags & NIX_TX_OFFLOAD_TSO_F) { @@ -445,6 +526,8 @@ cn9k_nix_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts, for (i = 0; i < pkts; i++) { cn9k_nix_xmit_prepare(tx_pkts[i], cmd, flags, lso_tun_fmt); + cn9k_nix_xmit_prepare_tstamp(txq, cmd, tx_pkts[i]->ol_flags, 4, + flags); cn9k_nix_xmit_one(cmd, lmt_addr, io_addr, flags); } @@ -467,7 +550,7 @@ cn9k_nix_xmit_pkts_mseg(void *tx_queue, struct rte_mbuf **tx_pkts, NIX_XMIT_FC_OR_RETURN(txq, pkts); - roc_lmt_mov(cmd, &txq->cmd[0], cn9k_nix_tx_ext_subs(flags)); + cn9k_nix_tx_skeleton(txq, cmd, flags, 1); /* Perform header writes before barrier for TSO */ if (flags & NIX_TX_OFFLOAD_TSO_F) { @@ -486,6 +569,8 @@ cn9k_nix_xmit_pkts_mseg(void *tx_queue, struct rte_mbuf **tx_pkts, for (i = 0; i < pkts; i++) { cn9k_nix_xmit_prepare(tx_pkts[i], cmd, flags, lso_tun_fmt); segdw = cn9k_nix_prepare_mseg(tx_pkts[i], cmd, flags); + cn9k_nix_xmit_prepare_tstamp(txq, cmd, tx_pkts[i]->ol_flags, + segdw, flags); cn9k_nix_xmit_mseg_one(cmd, lmt_addr, io_addr, segdw); } @@ -495,88 +580,1548 @@ cn9k_nix_xmit_pkts_mseg(void *tx_queue, struct rte_mbuf **tx_pkts, return pkts; } +#if defined(RTE_ARCH_ARM64) + +static __rte_always_inline void +cn9k_nix_prepare_tso(struct rte_mbuf *m, union nix_send_hdr_w1_u *w1, + union nix_send_ext_w0_u *w0, uint64_t ol_flags, + uint64_t flags) +{ + uint16_t lso_sb; + uint64_t mask; + + if (!(ol_flags & RTE_MBUF_F_TX_TCP_SEG)) + return; + + mask = -(!w1->il3type); + lso_sb = (mask & w1->ol4ptr) + (~mask & w1->il4ptr) + m->l4_len; + + w0->u |= BIT(14); + w0->lso_sb = lso_sb; + w0->lso_mps = m->tso_segsz; + w0->lso_format = NIX_LSO_FORMAT_IDX_TSOV4 + !!(ol_flags & RTE_MBUF_F_TX_IPV6); + w1->ol4type = NIX_SENDL4TYPE_TCP_CKSUM; + + /* Handle tunnel tso */ + if ((flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) && + (ol_flags & RTE_MBUF_F_TX_TUNNEL_MASK)) { + const uint8_t is_udp_tun = + (CNXK_NIX_UDP_TUN_BITMASK >> + ((ol_flags & RTE_MBUF_F_TX_TUNNEL_MASK) >> 45)) & + 0x1; + + w1->il4type = NIX_SENDL4TYPE_TCP_CKSUM; + w1->ol4type = is_udp_tun ? NIX_SENDL4TYPE_UDP_CKSUM : 0; + /* Update format for UDP tunneled packet */ + w0->lso_format += is_udp_tun ? 2 : 6; + + w0->lso_format += !!(ol_flags & RTE_MBUF_F_TX_OUTER_IPV6) << 1; + } +} + +static __rte_always_inline uint8_t +cn9k_nix_prepare_mseg_vec_list(struct rte_mbuf *m, uint64_t *cmd, + union nix_send_hdr_w0_u *sh, + union nix_send_sg_s *sg, const uint32_t flags) +{ + struct rte_mbuf *m_next; + uint64_t *slist, sg_u; + uint16_t nb_segs; + uint64_t segdw; + int i = 1; + + sh->total = m->pkt_len; + /* Clear sg->u header before use */ + sg->u &= 0xFC00000000000000; + sg_u = sg->u; + slist = &cmd[0]; + + sg_u = sg_u | ((uint64_t)m->data_len); + + nb_segs = m->nb_segs - 1; + m_next = m->next; + + /* Set invert df if buffer is not to be freed by H/W */ + if (flags & NIX_TX_OFFLOAD_MBUF_NOFF_F) + sg_u |= (cnxk_nix_prefree_seg(m) << 55); + /* Mark mempool object as "put" since it is freed by NIX */ +#ifdef RTE_LIBRTE_MEMPOOL_DEBUG + if (!(sg_u & (1ULL << 55))) + RTE_MEMPOOL_CHECK_COOKIES(m->pool, (void **)&m, 1, 0); + rte_io_wmb(); +#endif + + m = m_next; + /* Fill mbuf segments */ + do { + m_next = m->next; + sg_u = sg_u | ((uint64_t)m->data_len << (i << 4)); + *slist = rte_mbuf_data_iova(m); + /* Set invert df if buffer is not to be freed by H/W */ + if (flags & NIX_TX_OFFLOAD_MBUF_NOFF_F) + sg_u |= (cnxk_nix_prefree_seg(m) << (i + 55)); + /* Mark mempool object as "put" since it is freed by NIX + */ +#ifdef RTE_LIBRTE_MEMPOOL_DEBUG + if (!(sg_u & (1ULL << (i + 55)))) + RTE_MEMPOOL_CHECK_COOKIES(m->pool, (void **)&m, 1, 0); + rte_io_wmb(); +#endif + slist++; + i++; + nb_segs--; + if (i > 2 && nb_segs) { + i = 0; + /* Next SG subdesc */ + *(uint64_t *)slist = sg_u & 0xFC00000000000000; + sg->u = sg_u; + sg->segs = 3; + sg = (union nix_send_sg_s *)slist; + sg_u = sg->u; + slist++; + } + m = m_next; + } while (nb_segs); + + sg->u = sg_u; + sg->segs = i; + segdw = (uint64_t *)slist - (uint64_t *)&cmd[0]; + + segdw += 2; + /* Roundup extra dwords to multiple of 2 */ + segdw = (segdw >> 1) + (segdw & 0x1); + /* Default dwords */ + segdw += 1 + !!(flags & NIX_TX_NEED_EXT_HDR) + + !!(flags & NIX_TX_OFFLOAD_TSTAMP_F); + sh->sizem1 = segdw - 1; + + return segdw; +} + +static __rte_always_inline uint8_t +cn9k_nix_prepare_mseg_vec(struct rte_mbuf *m, uint64_t *cmd, uint64x2_t *cmd0, + uint64x2_t *cmd1, const uint32_t flags) +{ + union nix_send_hdr_w0_u sh; + union nix_send_sg_s sg; + uint8_t ret; + + if (m->nb_segs == 1) { + if (flags & NIX_TX_OFFLOAD_MBUF_NOFF_F) { + sg.u = vgetq_lane_u64(cmd1[0], 0); + sg.u |= (cnxk_nix_prefree_seg(m) << 55); + cmd1[0] = vsetq_lane_u64(sg.u, cmd1[0], 0); + } + +#ifdef RTE_LIBRTE_MEMPOOL_DEBUG + sg.u = vgetq_lane_u64(cmd1[0], 0); + if (!(sg.u & (1ULL << 55))) + RTE_MEMPOOL_CHECK_COOKIES(m->pool, (void **)&m, 1, 0); + rte_io_wmb(); +#endif + return 2 + !!(flags & NIX_TX_NEED_EXT_HDR) + + !!(flags & NIX_TX_OFFLOAD_TSTAMP_F); + } + + sh.u = vgetq_lane_u64(cmd0[0], 0); + sg.u = vgetq_lane_u64(cmd1[0], 0); + + ret = cn9k_nix_prepare_mseg_vec_list(m, cmd, &sh, &sg, flags); + + cmd0[0] = vsetq_lane_u64(sh.u, cmd0[0], 0); + cmd1[0] = vsetq_lane_u64(sg.u, cmd1[0], 0); + return ret; +} + +#define NIX_DESCS_PER_LOOP 4 + +static __rte_always_inline void +cn9k_nix_xmit_pkts_mseg_vector(uint64x2_t *cmd0, uint64x2_t *cmd1, + uint64x2_t *cmd2, uint64x2_t *cmd3, + uint8_t *segdw, + uint64_t slist[][CNXK_NIX_TX_MSEG_SG_DWORDS - 2], + uint64_t *lmt_addr, rte_iova_t io_addr, + const uint32_t flags) +{ + uint64_t lmt_status; + uint8_t j, off; + + if (!(flags & NIX_TX_NEED_EXT_HDR) && + !(flags & NIX_TX_OFFLOAD_TSTAMP_F)) { + /* No segments in 4 consecutive packets. */ + if ((segdw[0] + segdw[1] + segdw[2] + segdw[3]) <= 8) { + do { + vst1q_u64(lmt_addr, cmd0[0]); + vst1q_u64(lmt_addr + 2, cmd1[0]); + vst1q_u64(lmt_addr + 4, cmd0[1]); + vst1q_u64(lmt_addr + 6, cmd1[1]); + vst1q_u64(lmt_addr + 8, cmd0[2]); + vst1q_u64(lmt_addr + 10, cmd1[2]); + vst1q_u64(lmt_addr + 12, cmd0[3]); + vst1q_u64(lmt_addr + 14, cmd1[3]); + lmt_status = roc_lmt_submit_ldeor(io_addr); + } while (lmt_status == 0); + + return; + } + } + + for (j = 0; j < NIX_DESCS_PER_LOOP;) { + /* Fit consecutive packets in same LMTLINE. */ + if ((segdw[j] + segdw[j + 1]) <= 8) { +again0: + if ((flags & NIX_TX_NEED_EXT_HDR) && + (flags & NIX_TX_OFFLOAD_TSTAMP_F)) { + vst1q_u64(lmt_addr, cmd0[j]); + vst1q_u64(lmt_addr + 2, cmd2[j]); + vst1q_u64(lmt_addr + 4, cmd1[j]); + /* Copy segs */ + off = segdw[j] - 4; + roc_lmt_mov_seg(lmt_addr + 6, slist[j], off); + off <<= 1; + vst1q_u64(lmt_addr + 6 + off, cmd3[j]); + + vst1q_u64(lmt_addr + 8 + off, cmd0[j + 1]); + vst1q_u64(lmt_addr + 10 + off, cmd2[j + 1]); + vst1q_u64(lmt_addr + 12 + off, cmd1[j + 1]); + roc_lmt_mov_seg(lmt_addr + 14 + off, + slist[j + 1], segdw[j + 1] - 4); + off += ((segdw[j + 1] - 4) << 1); + vst1q_u64(lmt_addr + 14 + off, cmd3[j + 1]); + } else if (flags & NIX_TX_NEED_EXT_HDR) { + vst1q_u64(lmt_addr, cmd0[j]); + vst1q_u64(lmt_addr + 2, cmd2[j]); + vst1q_u64(lmt_addr + 4, cmd1[j]); + /* Copy segs */ + off = segdw[j] - 3; + roc_lmt_mov_seg(lmt_addr + 6, slist[j], off); + off <<= 1; + vst1q_u64(lmt_addr + 6 + off, cmd0[j + 1]); + vst1q_u64(lmt_addr + 8 + off, cmd2[j + 1]); + vst1q_u64(lmt_addr + 10 + off, cmd1[j + 1]); + roc_lmt_mov_seg(lmt_addr + 12 + off, + slist[j + 1], segdw[j + 1] - 3); + } else { + vst1q_u64(lmt_addr, cmd0[j]); + vst1q_u64(lmt_addr + 2, cmd1[j]); + /* Copy segs */ + off = segdw[j] - 2; + roc_lmt_mov_seg(lmt_addr + 4, slist[j], off); + off <<= 1; + vst1q_u64(lmt_addr + 4 + off, cmd0[j + 1]); + vst1q_u64(lmt_addr + 6 + off, cmd1[j + 1]); + roc_lmt_mov_seg(lmt_addr + 8 + off, + slist[j + 1], segdw[j + 1] - 2); + } + lmt_status = roc_lmt_submit_ldeor(io_addr); + if (lmt_status == 0) + goto again0; + j += 2; + } else { +again1: + if ((flags & NIX_TX_NEED_EXT_HDR) && + (flags & NIX_TX_OFFLOAD_TSTAMP_F)) { + vst1q_u64(lmt_addr, cmd0[j]); + vst1q_u64(lmt_addr + 2, cmd2[j]); + vst1q_u64(lmt_addr + 4, cmd1[j]); + /* Copy segs */ + off = segdw[j] - 4; + roc_lmt_mov_seg(lmt_addr + 6, slist[j], off); + off <<= 1; + vst1q_u64(lmt_addr + 6 + off, cmd3[j]); + } else if (flags & NIX_TX_NEED_EXT_HDR) { + vst1q_u64(lmt_addr, cmd0[j]); + vst1q_u64(lmt_addr + 2, cmd2[j]); + vst1q_u64(lmt_addr + 4, cmd1[j]); + /* Copy segs */ + off = segdw[j] - 3; + roc_lmt_mov_seg(lmt_addr + 6, slist[j], off); + } else { + vst1q_u64(lmt_addr, cmd0[j]); + vst1q_u64(lmt_addr + 2, cmd1[j]); + /* Copy segs */ + off = segdw[j] - 2; + roc_lmt_mov_seg(lmt_addr + 4, slist[j], off); + } + lmt_status = roc_lmt_submit_ldeor(io_addr); + if (lmt_status == 0) + goto again1; + j += 1; + } + } +} + +static __rte_always_inline uint16_t +cn9k_nix_xmit_pkts_vector(void *tx_queue, struct rte_mbuf **tx_pkts, + uint16_t pkts, uint64_t *cmd, const uint16_t flags) +{ + uint64x2_t dataoff_iova0, dataoff_iova1, dataoff_iova2, dataoff_iova3; + uint64x2_t len_olflags0, len_olflags1, len_olflags2, len_olflags3; + uint64x2_t cmd0[NIX_DESCS_PER_LOOP], cmd1[NIX_DESCS_PER_LOOP], + cmd2[NIX_DESCS_PER_LOOP], cmd3[NIX_DESCS_PER_LOOP]; + uint64_t *mbuf0, *mbuf1, *mbuf2, *mbuf3; + uint64x2_t senddesc01_w0, senddesc23_w0; + uint64x2_t senddesc01_w1, senddesc23_w1; + uint64x2_t sendext01_w0, sendext23_w0; + uint64x2_t sendext01_w1, sendext23_w1; + uint64x2_t sendmem01_w0, sendmem23_w0; + uint64x2_t sendmem01_w1, sendmem23_w1; + uint64x2_t sgdesc01_w0, sgdesc23_w0; + uint64x2_t sgdesc01_w1, sgdesc23_w1; + struct cn9k_eth_txq *txq = tx_queue; + uint64_t *lmt_addr = txq->lmt_addr; + rte_iova_t io_addr = txq->io_addr; + uint64x2_t ltypes01, ltypes23; + uint64x2_t xtmp128, ytmp128; + uint64x2_t xmask01, xmask23; + uint64_t lmt_status, i; + uint16_t pkts_left; + + NIX_XMIT_FC_OR_RETURN(txq, pkts); + + pkts_left = pkts & (NIX_DESCS_PER_LOOP - 1); + pkts = RTE_ALIGN_FLOOR(pkts, NIX_DESCS_PER_LOOP); + + /* Reduce the cached count */ + txq->fc_cache_pkts -= pkts; + + /* Perform header writes before barrier for TSO */ + if (flags & NIX_TX_OFFLOAD_TSO_F) { + for (i = 0; i < pkts; i++) + cn9k_nix_xmit_prepare_tso(tx_pkts[i], flags); + } + + /* Lets commit any changes in the packet here as no further changes + * to the packet will be done unless no fast free is enabled. + */ + if (!(flags & NIX_TX_OFFLOAD_MBUF_NOFF_F)) + rte_io_wmb(); + + senddesc01_w0 = vld1q_dup_u64(&txq->send_hdr_w0); + senddesc23_w0 = senddesc01_w0; + + senddesc01_w1 = vdupq_n_u64(0); + senddesc23_w1 = senddesc01_w1; + sgdesc01_w0 = vdupq_n_u64((NIX_SUBDC_SG << 60) | BIT_ULL(48)); + sgdesc23_w0 = sgdesc01_w0; + + if (flags & NIX_TX_NEED_EXT_HDR) { + if (flags & NIX_TX_OFFLOAD_TSTAMP_F) { + sendext01_w0 = vdupq_n_u64((NIX_SUBDC_EXT << 60) | + BIT_ULL(15)); + sendmem01_w0 = + vdupq_n_u64((NIX_SUBDC_MEM << 60) | + (NIX_SENDMEMALG_SETTSTMP << 56)); + sendmem23_w0 = sendmem01_w0; + sendmem01_w1 = vdupq_n_u64(txq->ts_mem); + sendmem23_w1 = sendmem01_w1; + } else { + sendext01_w0 = vdupq_n_u64((NIX_SUBDC_EXT << 60)); + } + sendext23_w0 = sendext01_w0; + + if (flags & NIX_TX_OFFLOAD_VLAN_QINQ_F) + sendext01_w1 = vdupq_n_u64(12 | 12U << 24); + else + sendext01_w1 = vdupq_n_u64(0); + sendext23_w1 = sendext01_w1; + } + + for (i = 0; i < pkts; i += NIX_DESCS_PER_LOOP) { + /* Clear lower 32bit of SEND_HDR_W0 and SEND_SG_W0 */ + senddesc01_w0 = + vbicq_u64(senddesc01_w0, vdupq_n_u64(0xFFFFFFFF)); + sgdesc01_w0 = vbicq_u64(sgdesc01_w0, vdupq_n_u64(0xFFFFFFFF)); + + senddesc23_w0 = senddesc01_w0; + sgdesc23_w0 = sgdesc01_w0; + + /* Clear vlan enables. */ + if (flags & NIX_TX_NEED_EXT_HDR) { + sendext01_w1 = vbicq_u64(sendext01_w1, + vdupq_n_u64(0x3FFFF00FFFF00)); + sendext23_w1 = sendext01_w1; + } + + if (flags & NIX_TX_OFFLOAD_TSTAMP_F) { + /* Reset send mem alg to SETTSTMP from SUB*/ + sendmem01_w0 = vbicq_u64(sendmem01_w0, + vdupq_n_u64(BIT_ULL(59))); + /* Reset send mem address to default. */ + sendmem01_w1 = + vbicq_u64(sendmem01_w1, vdupq_n_u64(0xF)); + sendmem23_w0 = sendmem01_w0; + sendmem23_w1 = sendmem01_w1; + } + + if (flags & NIX_TX_OFFLOAD_TSO_F) { + /* Clear the LSO enable bit. */ + sendext01_w0 = vbicq_u64(sendext01_w0, + vdupq_n_u64(BIT_ULL(14))); + sendext23_w0 = sendext01_w0; + } + + /* Move mbufs to iova */ + mbuf0 = (uint64_t *)tx_pkts[0]; + mbuf1 = (uint64_t *)tx_pkts[1]; + mbuf2 = (uint64_t *)tx_pkts[2]; + mbuf3 = (uint64_t *)tx_pkts[3]; + + mbuf0 = (uint64_t *)((uintptr_t)mbuf0 + + offsetof(struct rte_mbuf, buf_iova)); + mbuf1 = (uint64_t *)((uintptr_t)mbuf1 + + offsetof(struct rte_mbuf, buf_iova)); + mbuf2 = (uint64_t *)((uintptr_t)mbuf2 + + offsetof(struct rte_mbuf, buf_iova)); + mbuf3 = (uint64_t *)((uintptr_t)mbuf3 + + offsetof(struct rte_mbuf, buf_iova)); + /* + * Get mbuf's, olflags, iova, pktlen, dataoff + * dataoff_iovaX.D[0] = iova, + * dataoff_iovaX.D[1](15:0) = mbuf->dataoff + * len_olflagsX.D[0] = ol_flags, + * len_olflagsX.D[1](63:32) = mbuf->pkt_len + */ + dataoff_iova0 = vld1q_u64(mbuf0); + len_olflags0 = vld1q_u64(mbuf0 + 2); + dataoff_iova1 = vld1q_u64(mbuf1); + len_olflags1 = vld1q_u64(mbuf1 + 2); + dataoff_iova2 = vld1q_u64(mbuf2); + len_olflags2 = vld1q_u64(mbuf2 + 2); + dataoff_iova3 = vld1q_u64(mbuf3); + len_olflags3 = vld1q_u64(mbuf3 + 2); + + /* Move mbufs to point pool */ + mbuf0 = (uint64_t *)((uintptr_t)mbuf0 + + offsetof(struct rte_mbuf, pool) - + offsetof(struct rte_mbuf, buf_iova)); + mbuf1 = (uint64_t *)((uintptr_t)mbuf1 + + offsetof(struct rte_mbuf, pool) - + offsetof(struct rte_mbuf, buf_iova)); + mbuf2 = (uint64_t *)((uintptr_t)mbuf2 + + offsetof(struct rte_mbuf, pool) - + offsetof(struct rte_mbuf, buf_iova)); + mbuf3 = (uint64_t *)((uintptr_t)mbuf3 + + offsetof(struct rte_mbuf, pool) - + offsetof(struct rte_mbuf, buf_iova)); + + if (flags & (NIX_TX_OFFLOAD_OL3_OL4_CSUM_F | + NIX_TX_OFFLOAD_L3_L4_CSUM_F)) { + /* Get tx_offload for ol2, ol3, l2, l3 lengths */ + /* + * E(8):OL2_LEN(7):OL3_LEN(9):E(24):L3_LEN(9):L2_LEN(7) + * E(8):OL2_LEN(7):OL3_LEN(9):E(24):L3_LEN(9):L2_LEN(7) + */ + + asm volatile("LD1 {%[a].D}[0],[%[in]]\n\t" + : [a] "+w"(senddesc01_w1) + : [in] "r"(mbuf0 + 2) + : "memory"); + + asm volatile("LD1 {%[a].D}[1],[%[in]]\n\t" + : [a] "+w"(senddesc01_w1) + : [in] "r"(mbuf1 + 2) + : "memory"); + + asm volatile("LD1 {%[b].D}[0],[%[in]]\n\t" + : [b] "+w"(senddesc23_w1) + : [in] "r"(mbuf2 + 2) + : "memory"); + + asm volatile("LD1 {%[b].D}[1],[%[in]]\n\t" + : [b] "+w"(senddesc23_w1) + : [in] "r"(mbuf3 + 2) + : "memory"); + + /* Get pool pointer alone */ + mbuf0 = (uint64_t *)*mbuf0; + mbuf1 = (uint64_t *)*mbuf1; + mbuf2 = (uint64_t *)*mbuf2; + mbuf3 = (uint64_t *)*mbuf3; + } else { + /* Get pool pointer alone */ + mbuf0 = (uint64_t *)*mbuf0; + mbuf1 = (uint64_t *)*mbuf1; + mbuf2 = (uint64_t *)*mbuf2; + mbuf3 = (uint64_t *)*mbuf3; + } + + const uint8x16_t shuf_mask2 = { + 0x4, 0x5, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + 0xc, 0xd, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + }; + xtmp128 = vzip2q_u64(len_olflags0, len_olflags1); + ytmp128 = vzip2q_u64(len_olflags2, len_olflags3); + + /* Clear dataoff_iovaX.D[1] bits other than dataoff(15:0) */ + const uint64x2_t and_mask0 = { + 0xFFFFFFFFFFFFFFFF, + 0x000000000000FFFF, + }; + + dataoff_iova0 = vandq_u64(dataoff_iova0, and_mask0); + dataoff_iova1 = vandq_u64(dataoff_iova1, and_mask0); + dataoff_iova2 = vandq_u64(dataoff_iova2, and_mask0); + dataoff_iova3 = vandq_u64(dataoff_iova3, and_mask0); + + /* + * Pick only 16 bits of pktlen preset at bits 63:32 + * and place them at bits 15:0. + */ + xtmp128 = vqtbl1q_u8(xtmp128, shuf_mask2); + ytmp128 = vqtbl1q_u8(ytmp128, shuf_mask2); + + /* Add pairwise to get dataoff + iova in sgdesc_w1 */ + sgdesc01_w1 = vpaddq_u64(dataoff_iova0, dataoff_iova1); + sgdesc23_w1 = vpaddq_u64(dataoff_iova2, dataoff_iova3); + + /* Orr both sgdesc_w0 and senddesc_w0 with 16 bits of + * pktlen at 15:0 position. + */ + sgdesc01_w0 = vorrq_u64(sgdesc01_w0, xtmp128); + sgdesc23_w0 = vorrq_u64(sgdesc23_w0, ytmp128); + senddesc01_w0 = vorrq_u64(senddesc01_w0, xtmp128); + senddesc23_w0 = vorrq_u64(senddesc23_w0, ytmp128); + + /* Move mbuf to point to pool_id. */ + mbuf0 = (uint64_t *)((uintptr_t)mbuf0 + + offsetof(struct rte_mempool, pool_id)); + mbuf1 = (uint64_t *)((uintptr_t)mbuf1 + + offsetof(struct rte_mempool, pool_id)); + mbuf2 = (uint64_t *)((uintptr_t)mbuf2 + + offsetof(struct rte_mempool, pool_id)); + mbuf3 = (uint64_t *)((uintptr_t)mbuf3 + + offsetof(struct rte_mempool, pool_id)); + + if ((flags & NIX_TX_OFFLOAD_L3_L4_CSUM_F) && + !(flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F)) { + /* + * Lookup table to translate ol_flags to + * il3/il4 types. But we still use ol3/ol4 types in + * senddesc_w1 as only one header processing is enabled. + */ + const uint8x16_t tbl = { + /* [0-15] = il4type:il3type */ + 0x04, /* none (IPv6 assumed) */ + 0x14, /* RTE_MBUF_F_TX_TCP_CKSUM (IPv6 assumed) */ + 0x24, /* RTE_MBUF_F_TX_SCTP_CKSUM (IPv6 assumed) */ + 0x34, /* RTE_MBUF_F_TX_UDP_CKSUM (IPv6 assumed) */ + 0x03, /* RTE_MBUF_F_TX_IP_CKSUM */ + 0x13, /* RTE_MBUF_F_TX_IP_CKSUM | RTE_MBUF_F_TX_TCP_CKSUM */ + 0x23, /* RTE_MBUF_F_TX_IP_CKSUM | RTE_MBUF_F_TX_SCTP_CKSUM */ + 0x33, /* RTE_MBUF_F_TX_IP_CKSUM | RTE_MBUF_F_TX_UDP_CKSUM */ + 0x02, /* RTE_MBUF_F_TX_IPV4 */ + 0x12, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_TCP_CKSUM */ + 0x22, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_SCTP_CKSUM */ + 0x32, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_UDP_CKSUM */ + 0x03, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_IP_CKSUM */ + 0x13, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_IP_CKSUM | + * RTE_MBUF_F_TX_TCP_CKSUM + */ + 0x23, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_IP_CKSUM | + * RTE_MBUF_F_TX_SCTP_CKSUM + */ + 0x33, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_IP_CKSUM | + * RTE_MBUF_F_TX_UDP_CKSUM + */ + }; + + /* Extract olflags to translate to iltypes */ + xtmp128 = vzip1q_u64(len_olflags0, len_olflags1); + ytmp128 = vzip1q_u64(len_olflags2, len_olflags3); + + /* + * E(47):L3_LEN(9):L2_LEN(7+z) + * E(47):L3_LEN(9):L2_LEN(7+z) + */ + senddesc01_w1 = vshlq_n_u64(senddesc01_w1, 1); + senddesc23_w1 = vshlq_n_u64(senddesc23_w1, 1); + + /* Move OLFLAGS bits 55:52 to 51:48 + * with zeros preprended on the byte and rest + * don't care + */ + xtmp128 = vshrq_n_u8(xtmp128, 4); + ytmp128 = vshrq_n_u8(ytmp128, 4); + /* + * E(48):L3_LEN(8):L2_LEN(z+7) + * E(48):L3_LEN(8):L2_LEN(z+7) + */ + const int8x16_t tshft3 = { + -1, 0, 8, 8, 8, 8, 8, 8, + -1, 0, 8, 8, 8, 8, 8, 8, + }; + + senddesc01_w1 = vshlq_u8(senddesc01_w1, tshft3); + senddesc23_w1 = vshlq_u8(senddesc23_w1, tshft3); + + /* Do the lookup */ + ltypes01 = vqtbl1q_u8(tbl, xtmp128); + ltypes23 = vqtbl1q_u8(tbl, ytmp128); + + /* Pick only relevant fields i.e Bit 48:55 of iltype + * and place it in ol3/ol4type of senddesc_w1 + */ + const uint8x16_t shuf_mask0 = { + 0xFF, 0xFF, 0xFF, 0xFF, 0x6, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0xE, 0xFF, 0xFF, 0xFF, + }; + + ltypes01 = vqtbl1q_u8(ltypes01, shuf_mask0); + ltypes23 = vqtbl1q_u8(ltypes23, shuf_mask0); + + /* Prepare ol4ptr, ol3ptr from ol3len, ol2len. + * a [E(32):E(16):OL3(8):OL2(8)] + * a = a + (a << 8) + * a [E(32):E(16):(OL3+OL2):OL2] + * => E(32):E(16)::OL4PTR(8):OL3PTR(8) + */ + senddesc01_w1 = vaddq_u8(senddesc01_w1, + vshlq_n_u16(senddesc01_w1, 8)); + senddesc23_w1 = vaddq_u8(senddesc23_w1, + vshlq_n_u16(senddesc23_w1, 8)); + + /* Move ltypes to senddesc*_w1 */ + senddesc01_w1 = vorrq_u64(senddesc01_w1, ltypes01); + senddesc23_w1 = vorrq_u64(senddesc23_w1, ltypes23); + } else if (!(flags & NIX_TX_OFFLOAD_L3_L4_CSUM_F) && + (flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F)) { + /* + * Lookup table to translate ol_flags to + * ol3/ol4 types. + */ + + const uint8x16_t tbl = { + /* [0-15] = ol4type:ol3type */ + 0x00, /* none */ + 0x03, /* OUTER_IP_CKSUM */ + 0x02, /* OUTER_IPV4 */ + 0x03, /* OUTER_IPV4 | OUTER_IP_CKSUM */ + 0x04, /* OUTER_IPV6 */ + 0x00, /* OUTER_IPV6 | OUTER_IP_CKSUM */ + 0x00, /* OUTER_IPV6 | OUTER_IPV4 */ + 0x00, /* OUTER_IPV6 | OUTER_IPV4 | + * OUTER_IP_CKSUM + */ + 0x00, /* OUTER_UDP_CKSUM */ + 0x33, /* OUTER_UDP_CKSUM | OUTER_IP_CKSUM */ + 0x32, /* OUTER_UDP_CKSUM | OUTER_IPV4 */ + 0x33, /* OUTER_UDP_CKSUM | OUTER_IPV4 | + * OUTER_IP_CKSUM + */ + 0x34, /* OUTER_UDP_CKSUM | OUTER_IPV6 */ + 0x00, /* OUTER_UDP_CKSUM | OUTER_IPV6 | + * OUTER_IP_CKSUM + */ + 0x00, /* OUTER_UDP_CKSUM | OUTER_IPV6 | + * OUTER_IPV4 + */ + 0x00, /* OUTER_UDP_CKSUM | OUTER_IPV6 | + * OUTER_IPV4 | OUTER_IP_CKSUM + */ + }; + + /* Extract olflags to translate to iltypes */ + xtmp128 = vzip1q_u64(len_olflags0, len_olflags1); + ytmp128 = vzip1q_u64(len_olflags2, len_olflags3); + + /* + * E(47):OL3_LEN(9):OL2_LEN(7+z) + * E(47):OL3_LEN(9):OL2_LEN(7+z) + */ + const uint8x16_t shuf_mask5 = { + 0x6, 0x5, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + 0xE, 0xD, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + }; + senddesc01_w1 = vqtbl1q_u8(senddesc01_w1, shuf_mask5); + senddesc23_w1 = vqtbl1q_u8(senddesc23_w1, shuf_mask5); + + /* Extract outer ol flags only */ + const uint64x2_t o_cksum_mask = { + 0x1C00020000000000, + 0x1C00020000000000, + }; + + xtmp128 = vandq_u64(xtmp128, o_cksum_mask); + ytmp128 = vandq_u64(ytmp128, o_cksum_mask); + + /* Extract OUTER_UDP_CKSUM bit 41 and + * move it to bit 61 + */ + + xtmp128 = xtmp128 | vshlq_n_u64(xtmp128, 20); + ytmp128 = ytmp128 | vshlq_n_u64(ytmp128, 20); + + /* Shift oltype by 2 to start nibble from BIT(56) + * instead of BIT(58) + */ + xtmp128 = vshrq_n_u8(xtmp128, 2); + ytmp128 = vshrq_n_u8(ytmp128, 2); + /* + * E(48):L3_LEN(8):L2_LEN(z+7) + * E(48):L3_LEN(8):L2_LEN(z+7) + */ + const int8x16_t tshft3 = { + -1, 0, 8, 8, 8, 8, 8, 8, + -1, 0, 8, 8, 8, 8, 8, 8, + }; + + senddesc01_w1 = vshlq_u8(senddesc01_w1, tshft3); + senddesc23_w1 = vshlq_u8(senddesc23_w1, tshft3); + + /* Do the lookup */ + ltypes01 = vqtbl1q_u8(tbl, xtmp128); + ltypes23 = vqtbl1q_u8(tbl, ytmp128); + + /* Pick only relevant fields i.e Bit 56:63 of oltype + * and place it in ol3/ol4type of senddesc_w1 + */ + const uint8x16_t shuf_mask0 = { + 0xFF, 0xFF, 0xFF, 0xFF, 0x7, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0xF, 0xFF, 0xFF, 0xFF, + }; + + ltypes01 = vqtbl1q_u8(ltypes01, shuf_mask0); + ltypes23 = vqtbl1q_u8(ltypes23, shuf_mask0); + + /* Prepare ol4ptr, ol3ptr from ol3len, ol2len. + * a [E(32):E(16):OL3(8):OL2(8)] + * a = a + (a << 8) + * a [E(32):E(16):(OL3+OL2):OL2] + * => E(32):E(16)::OL4PTR(8):OL3PTR(8) + */ + senddesc01_w1 = vaddq_u8(senddesc01_w1, + vshlq_n_u16(senddesc01_w1, 8)); + senddesc23_w1 = vaddq_u8(senddesc23_w1, + vshlq_n_u16(senddesc23_w1, 8)); + + /* Move ltypes to senddesc*_w1 */ + senddesc01_w1 = vorrq_u64(senddesc01_w1, ltypes01); + senddesc23_w1 = vorrq_u64(senddesc23_w1, ltypes23); + } else if ((flags & NIX_TX_OFFLOAD_L3_L4_CSUM_F) && + (flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F)) { + /* Lookup table to translate ol_flags to + * ol4type, ol3type, il4type, il3type of senddesc_w1 + */ + const uint8x16x2_t tbl = {{ + { + /* [0-15] = il4type:il3type */ + 0x04, /* none (IPv6) */ + 0x14, /* RTE_MBUF_F_TX_TCP_CKSUM (IPv6) */ + 0x24, /* RTE_MBUF_F_TX_SCTP_CKSUM (IPv6) */ + 0x34, /* RTE_MBUF_F_TX_UDP_CKSUM (IPv6) */ + 0x03, /* RTE_MBUF_F_TX_IP_CKSUM */ + 0x13, /* RTE_MBUF_F_TX_IP_CKSUM | + * RTE_MBUF_F_TX_TCP_CKSUM + */ + 0x23, /* RTE_MBUF_F_TX_IP_CKSUM | + * RTE_MBUF_F_TX_SCTP_CKSUM + */ + 0x33, /* RTE_MBUF_F_TX_IP_CKSUM | + * RTE_MBUF_F_TX_UDP_CKSUM + */ + 0x02, /* RTE_MBUF_F_TX_IPV4 */ + 0x12, /* RTE_MBUF_F_TX_IPV4 | + * RTE_MBUF_F_TX_TCP_CKSUM + */ + 0x22, /* RTE_MBUF_F_TX_IPV4 | + * RTE_MBUF_F_TX_SCTP_CKSUM + */ + 0x32, /* RTE_MBUF_F_TX_IPV4 | + * RTE_MBUF_F_TX_UDP_CKSUM + */ + 0x03, /* RTE_MBUF_F_TX_IPV4 | + * RTE_MBUF_F_TX_IP_CKSUM + */ + 0x13, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_IP_CKSUM | + * RTE_MBUF_F_TX_TCP_CKSUM + */ + 0x23, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_IP_CKSUM | + * RTE_MBUF_F_TX_SCTP_CKSUM + */ + 0x33, /* RTE_MBUF_F_TX_IPV4 | RTE_MBUF_F_TX_IP_CKSUM | + * RTE_MBUF_F_TX_UDP_CKSUM + */ + }, + + { + /* [16-31] = ol4type:ol3type */ + 0x00, /* none */ + 0x03, /* OUTER_IP_CKSUM */ + 0x02, /* OUTER_IPV4 */ + 0x03, /* OUTER_IPV4 | OUTER_IP_CKSUM */ + 0x04, /* OUTER_IPV6 */ + 0x00, /* OUTER_IPV6 | OUTER_IP_CKSUM */ + 0x00, /* OUTER_IPV6 | OUTER_IPV4 */ + 0x00, /* OUTER_IPV6 | OUTER_IPV4 | + * OUTER_IP_CKSUM + */ + 0x00, /* OUTER_UDP_CKSUM */ + 0x33, /* OUTER_UDP_CKSUM | + * OUTER_IP_CKSUM + */ + 0x32, /* OUTER_UDP_CKSUM | + * OUTER_IPV4 + */ + 0x33, /* OUTER_UDP_CKSUM | + * OUTER_IPV4 | OUTER_IP_CKSUM + */ + 0x34, /* OUTER_UDP_CKSUM | + * OUTER_IPV6 + */ + 0x00, /* OUTER_UDP_CKSUM | OUTER_IPV6 | + * OUTER_IP_CKSUM + */ + 0x00, /* OUTER_UDP_CKSUM | OUTER_IPV6 | + * OUTER_IPV4 + */ + 0x00, /* OUTER_UDP_CKSUM | OUTER_IPV6 | + * OUTER_IPV4 | OUTER_IP_CKSUM + */ + }, + }}; + + /* Extract olflags to translate to oltype & iltype */ + xtmp128 = vzip1q_u64(len_olflags0, len_olflags1); + ytmp128 = vzip1q_u64(len_olflags2, len_olflags3); + + /* + * E(8):OL2_LN(7):OL3_LN(9):E(23):L3_LN(9):L2_LN(7+z) + * E(8):OL2_LN(7):OL3_LN(9):E(23):L3_LN(9):L2_LN(7+z) + */ + const uint32x4_t tshft_4 = { + 1, + 0, + 1, + 0, + }; + senddesc01_w1 = vshlq_u32(senddesc01_w1, tshft_4); + senddesc23_w1 = vshlq_u32(senddesc23_w1, tshft_4); + + /* + * E(32):L3_LEN(8):L2_LEN(7+Z):OL3_LEN(8):OL2_LEN(7+Z) + * E(32):L3_LEN(8):L2_LEN(7+Z):OL3_LEN(8):OL2_LEN(7+Z) + */ + const uint8x16_t shuf_mask5 = { + 0x6, 0x5, 0x0, 0x1, 0xFF, 0xFF, 0xFF, 0xFF, + 0xE, 0xD, 0x8, 0x9, 0xFF, 0xFF, 0xFF, 0xFF, + }; + senddesc01_w1 = vqtbl1q_u8(senddesc01_w1, shuf_mask5); + senddesc23_w1 = vqtbl1q_u8(senddesc23_w1, shuf_mask5); + + /* Extract outer and inner header ol_flags */ + const uint64x2_t oi_cksum_mask = { + 0x1CF0020000000000, + 0x1CF0020000000000, + }; + + xtmp128 = vandq_u64(xtmp128, oi_cksum_mask); + ytmp128 = vandq_u64(ytmp128, oi_cksum_mask); + + /* Extract OUTER_UDP_CKSUM bit 41 and + * move it to bit 61 + */ + + xtmp128 = xtmp128 | vshlq_n_u64(xtmp128, 20); + ytmp128 = ytmp128 | vshlq_n_u64(ytmp128, 20); + + /* Shift right oltype by 2 and iltype by 4 + * to start oltype nibble from BIT(58) + * instead of BIT(56) and iltype nibble from BIT(48) + * instead of BIT(52). + */ + const int8x16_t tshft5 = { + 8, 8, 8, 8, 8, 8, -4, -2, + 8, 8, 8, 8, 8, 8, -4, -2, + }; + + xtmp128 = vshlq_u8(xtmp128, tshft5); + ytmp128 = vshlq_u8(ytmp128, tshft5); + /* + * E(32):L3_LEN(8):L2_LEN(8):OL3_LEN(8):OL2_LEN(8) + * E(32):L3_LEN(8):L2_LEN(8):OL3_LEN(8):OL2_LEN(8) + */ + const int8x16_t tshft3 = { + -1, 0, -1, 0, 0, 0, 0, 0, + -1, 0, -1, 0, 0, 0, 0, 0, + }; + + senddesc01_w1 = vshlq_u8(senddesc01_w1, tshft3); + senddesc23_w1 = vshlq_u8(senddesc23_w1, tshft3); + + /* Mark Bit(4) of oltype */ + const uint64x2_t oi_cksum_mask2 = { + 0x1000000000000000, + 0x1000000000000000, + }; + + xtmp128 = vorrq_u64(xtmp128, oi_cksum_mask2); + ytmp128 = vorrq_u64(ytmp128, oi_cksum_mask2); + + /* Do the lookup */ + ltypes01 = vqtbl2q_u8(tbl, xtmp128); + ltypes23 = vqtbl2q_u8(tbl, ytmp128); + + /* Pick only relevant fields i.e Bit 48:55 of iltype and + * Bit 56:63 of oltype and place it in corresponding + * place in senddesc_w1. + */ + const uint8x16_t shuf_mask0 = { + 0xFF, 0xFF, 0xFF, 0xFF, 0x7, 0x6, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0xF, 0xE, 0xFF, 0xFF, + }; + + ltypes01 = vqtbl1q_u8(ltypes01, shuf_mask0); + ltypes23 = vqtbl1q_u8(ltypes23, shuf_mask0); + + /* Prepare l4ptr, l3ptr, ol4ptr, ol3ptr from + * l3len, l2len, ol3len, ol2len. + * a [E(32):L3(8):L2(8):OL3(8):OL2(8)] + * a = a + (a << 8) + * a [E:(L3+L2):(L2+OL3):(OL3+OL2):OL2] + * a = a + (a << 16) + * a [E:(L3+L2+OL3+OL2):(L2+OL3+OL2):(OL3+OL2):OL2] + * => E(32):IL4PTR(8):IL3PTR(8):OL4PTR(8):OL3PTR(8) + */ + senddesc01_w1 = vaddq_u8(senddesc01_w1, + vshlq_n_u32(senddesc01_w1, 8)); + senddesc23_w1 = vaddq_u8(senddesc23_w1, + vshlq_n_u32(senddesc23_w1, 8)); + + /* Continue preparing l4ptr, l3ptr, ol4ptr, ol3ptr */ + senddesc01_w1 = vaddq_u8( + senddesc01_w1, vshlq_n_u32(senddesc01_w1, 16)); + senddesc23_w1 = vaddq_u8( + senddesc23_w1, vshlq_n_u32(senddesc23_w1, 16)); + + /* Move ltypes to senddesc*_w1 */ + senddesc01_w1 = vorrq_u64(senddesc01_w1, ltypes01); + senddesc23_w1 = vorrq_u64(senddesc23_w1, ltypes23); + } + + xmask01 = vdupq_n_u64(0); + xmask23 = xmask01; + asm volatile("LD1 {%[a].H}[0],[%[in]]\n\t" + : [a] "+w"(xmask01) + : [in] "r"(mbuf0) + : "memory"); + + asm volatile("LD1 {%[a].H}[4],[%[in]]\n\t" + : [a] "+w"(xmask01) + : [in] "r"(mbuf1) + : "memory"); + + asm volatile("LD1 {%[b].H}[0],[%[in]]\n\t" + : [b] "+w"(xmask23) + : [in] "r"(mbuf2) + : "memory"); + + asm volatile("LD1 {%[b].H}[4],[%[in]]\n\t" + : [b] "+w"(xmask23) + : [in] "r"(mbuf3) + : "memory"); + xmask01 = vshlq_n_u64(xmask01, 20); + xmask23 = vshlq_n_u64(xmask23, 20); + + senddesc01_w0 = vorrq_u64(senddesc01_w0, xmask01); + senddesc23_w0 = vorrq_u64(senddesc23_w0, xmask23); + + if (flags & NIX_TX_OFFLOAD_VLAN_QINQ_F) { + /* Tx ol_flag for vlan. */ + const uint64x2_t olv = {RTE_MBUF_F_TX_VLAN, RTE_MBUF_F_TX_VLAN}; + /* Bit enable for VLAN1 */ + const uint64x2_t mlv = {BIT_ULL(49), BIT_ULL(49)}; + /* Tx ol_flag for QnQ. */ + const uint64x2_t olq = {RTE_MBUF_F_TX_QINQ, RTE_MBUF_F_TX_QINQ}; + /* Bit enable for VLAN0 */ + const uint64x2_t mlq = {BIT_ULL(48), BIT_ULL(48)}; + /* Load vlan values from packet. outer is VLAN 0 */ + uint64x2_t ext01 = { + ((uint32_t)tx_pkts[0]->vlan_tci_outer) << 8 | + ((uint64_t)tx_pkts[0]->vlan_tci) << 32, + ((uint32_t)tx_pkts[1]->vlan_tci_outer) << 8 | + ((uint64_t)tx_pkts[1]->vlan_tci) << 32, + }; + uint64x2_t ext23 = { + ((uint32_t)tx_pkts[2]->vlan_tci_outer) << 8 | + ((uint64_t)tx_pkts[2]->vlan_tci) << 32, + ((uint32_t)tx_pkts[3]->vlan_tci_outer) << 8 | + ((uint64_t)tx_pkts[3]->vlan_tci) << 32, + }; + + /* Get ol_flags of the packets. */ + xtmp128 = vzip1q_u64(len_olflags0, len_olflags1); + ytmp128 = vzip1q_u64(len_olflags2, len_olflags3); + + /* ORR vlan outer/inner values into cmd. */ + sendext01_w1 = vorrq_u64(sendext01_w1, ext01); + sendext23_w1 = vorrq_u64(sendext23_w1, ext23); + + /* Test for offload enable bits and generate masks. */ + xtmp128 = vorrq_u64(vandq_u64(vtstq_u64(xtmp128, olv), + mlv), + vandq_u64(vtstq_u64(xtmp128, olq), + mlq)); + ytmp128 = vorrq_u64(vandq_u64(vtstq_u64(ytmp128, olv), + mlv), + vandq_u64(vtstq_u64(ytmp128, olq), + mlq)); + + /* Set vlan enable bits into cmd based on mask. */ + sendext01_w1 = vorrq_u64(sendext01_w1, xtmp128); + sendext23_w1 = vorrq_u64(sendext23_w1, ytmp128); + } + + if (flags & NIX_TX_OFFLOAD_TSTAMP_F) { + /* Tx ol_flag for timestamp. */ + const uint64x2_t olf = {RTE_MBUF_F_TX_IEEE1588_TMST, + RTE_MBUF_F_TX_IEEE1588_TMST}; + /* Set send mem alg to SUB. */ + const uint64x2_t alg = {BIT_ULL(59), BIT_ULL(59)}; + /* Increment send mem address by 8. */ + const uint64x2_t addr = {0x8, 0x8}; + + xtmp128 = vzip1q_u64(len_olflags0, len_olflags1); + ytmp128 = vzip1q_u64(len_olflags2, len_olflags3); + + /* Check if timestamp is requested and generate inverted + * mask as we need not make any changes to default cmd + * value. + */ + xtmp128 = vmvnq_u32(vtstq_u64(olf, xtmp128)); + ytmp128 = vmvnq_u32(vtstq_u64(olf, ytmp128)); + + /* Change send mem address to an 8 byte offset when + * TSTMP is disabled. + */ + sendmem01_w1 = vaddq_u64(sendmem01_w1, + vandq_u64(xtmp128, addr)); + sendmem23_w1 = vaddq_u64(sendmem23_w1, + vandq_u64(ytmp128, addr)); + /* Change send mem alg to SUB when TSTMP is disabled. */ + sendmem01_w0 = vorrq_u64(sendmem01_w0, + vandq_u64(xtmp128, alg)); + sendmem23_w0 = vorrq_u64(sendmem23_w0, + vandq_u64(ytmp128, alg)); + + cmd3[0] = vzip1q_u64(sendmem01_w0, sendmem01_w1); + cmd3[1] = vzip2q_u64(sendmem01_w0, sendmem01_w1); + cmd3[2] = vzip1q_u64(sendmem23_w0, sendmem23_w1); + cmd3[3] = vzip2q_u64(sendmem23_w0, sendmem23_w1); + } + + if (flags & NIX_TX_OFFLOAD_TSO_F) { + uint64_t sx_w0[NIX_DESCS_PER_LOOP]; + uint64_t sd_w1[NIX_DESCS_PER_LOOP]; + + /* Extract SD W1 as we need to set L4 types. */ + vst1q_u64(sd_w1, senddesc01_w1); + vst1q_u64(sd_w1 + 2, senddesc23_w1); + + /* Extract SX W0 as we need to set LSO fields. */ + vst1q_u64(sx_w0, sendext01_w0); + vst1q_u64(sx_w0 + 2, sendext23_w0); + + /* Extract ol_flags. */ + xtmp128 = vzip1q_u64(len_olflags0, len_olflags1); + ytmp128 = vzip1q_u64(len_olflags2, len_olflags3); + + /* Prepare individual mbufs. */ + cn9k_nix_prepare_tso(tx_pkts[0], + (union nix_send_hdr_w1_u *)&sd_w1[0], + (union nix_send_ext_w0_u *)&sx_w0[0], + vgetq_lane_u64(xtmp128, 0), flags); + + cn9k_nix_prepare_tso(tx_pkts[1], + (union nix_send_hdr_w1_u *)&sd_w1[1], + (union nix_send_ext_w0_u *)&sx_w0[1], + vgetq_lane_u64(xtmp128, 1), flags); + + cn9k_nix_prepare_tso(tx_pkts[2], + (union nix_send_hdr_w1_u *)&sd_w1[2], + (union nix_send_ext_w0_u *)&sx_w0[2], + vgetq_lane_u64(ytmp128, 0), flags); + + cn9k_nix_prepare_tso(tx_pkts[3], + (union nix_send_hdr_w1_u *)&sd_w1[3], + (union nix_send_ext_w0_u *)&sx_w0[3], + vgetq_lane_u64(ytmp128, 1), flags); + + senddesc01_w1 = vld1q_u64(sd_w1); + senddesc23_w1 = vld1q_u64(sd_w1 + 2); + + sendext01_w0 = vld1q_u64(sx_w0); + sendext23_w0 = vld1q_u64(sx_w0 + 2); + } + + if ((flags & NIX_TX_OFFLOAD_MBUF_NOFF_F) && + !(flags & NIX_TX_MULTI_SEG_F)) { + /* Set don't free bit if reference count > 1 */ + xmask01 = vdupq_n_u64(0); + xmask23 = xmask01; + + /* Move mbufs to iova */ + mbuf0 = (uint64_t *)tx_pkts[0]; + mbuf1 = (uint64_t *)tx_pkts[1]; + mbuf2 = (uint64_t *)tx_pkts[2]; + mbuf3 = (uint64_t *)tx_pkts[3]; + + if (cnxk_nix_prefree_seg((struct rte_mbuf *)mbuf0)) + vsetq_lane_u64(0x80000, xmask01, 0); + else + RTE_MEMPOOL_CHECK_COOKIES( + ((struct rte_mbuf *)mbuf0)->pool, + (void **)&mbuf0, 1, 0); + + if (cnxk_nix_prefree_seg((struct rte_mbuf *)mbuf1)) + vsetq_lane_u64(0x80000, xmask01, 1); + else + RTE_MEMPOOL_CHECK_COOKIES( + ((struct rte_mbuf *)mbuf1)->pool, + (void **)&mbuf1, 1, 0); + + if (cnxk_nix_prefree_seg((struct rte_mbuf *)mbuf2)) + vsetq_lane_u64(0x80000, xmask23, 0); + else + RTE_MEMPOOL_CHECK_COOKIES( + ((struct rte_mbuf *)mbuf2)->pool, + (void **)&mbuf2, 1, 0); + + if (cnxk_nix_prefree_seg((struct rte_mbuf *)mbuf3)) + vsetq_lane_u64(0x80000, xmask23, 1); + else + RTE_MEMPOOL_CHECK_COOKIES( + ((struct rte_mbuf *)mbuf3)->pool, + (void **)&mbuf3, 1, 0); + senddesc01_w0 = vorrq_u64(senddesc01_w0, xmask01); + senddesc23_w0 = vorrq_u64(senddesc23_w0, xmask23); + /* Ensuring mbuf fields which got updated in + * cnxk_nix_prefree_seg are written before LMTST. + */ + rte_io_wmb(); + } else if (!(flags & NIX_TX_MULTI_SEG_F)) { + /* Move mbufs to iova */ + mbuf0 = (uint64_t *)tx_pkts[0]; + mbuf1 = (uint64_t *)tx_pkts[1]; + mbuf2 = (uint64_t *)tx_pkts[2]; + mbuf3 = (uint64_t *)tx_pkts[3]; + + /* Mark mempool object as "put" since + * it is freed by NIX + */ + RTE_MEMPOOL_CHECK_COOKIES( + ((struct rte_mbuf *)mbuf0)->pool, + (void **)&mbuf0, 1, 0); + + RTE_MEMPOOL_CHECK_COOKIES( + ((struct rte_mbuf *)mbuf1)->pool, + (void **)&mbuf1, 1, 0); + + RTE_MEMPOOL_CHECK_COOKIES( + ((struct rte_mbuf *)mbuf2)->pool, + (void **)&mbuf2, 1, 0); + + RTE_MEMPOOL_CHECK_COOKIES( + ((struct rte_mbuf *)mbuf3)->pool, + (void **)&mbuf3, 1, 0); +#ifdef RTE_LIBRTE_MEMPOOL_DEBUG + rte_io_wmb(); +#endif + } + + /* Create 4W cmd for 4 mbufs (sendhdr, sgdesc) */ + cmd0[0] = vzip1q_u64(senddesc01_w0, senddesc01_w1); + cmd0[1] = vzip2q_u64(senddesc01_w0, senddesc01_w1); + cmd0[2] = vzip1q_u64(senddesc23_w0, senddesc23_w1); + cmd0[3] = vzip2q_u64(senddesc23_w0, senddesc23_w1); + + cmd1[0] = vzip1q_u64(sgdesc01_w0, sgdesc01_w1); + cmd1[1] = vzip2q_u64(sgdesc01_w0, sgdesc01_w1); + cmd1[2] = vzip1q_u64(sgdesc23_w0, sgdesc23_w1); + cmd1[3] = vzip2q_u64(sgdesc23_w0, sgdesc23_w1); + + if (flags & NIX_TX_NEED_EXT_HDR) { + cmd2[0] = vzip1q_u64(sendext01_w0, sendext01_w1); + cmd2[1] = vzip2q_u64(sendext01_w0, sendext01_w1); + cmd2[2] = vzip1q_u64(sendext23_w0, sendext23_w1); + cmd2[3] = vzip2q_u64(sendext23_w0, sendext23_w1); + } + + if (flags & NIX_TX_MULTI_SEG_F) { + uint64_t seg_list[NIX_DESCS_PER_LOOP] + [CNXK_NIX_TX_MSEG_SG_DWORDS - 2]; + uint8_t j, segdw[NIX_DESCS_PER_LOOP + 1]; + + /* Build mseg list for each packet individually. */ + for (j = 0; j < NIX_DESCS_PER_LOOP; j++) + segdw[j] = cn9k_nix_prepare_mseg_vec(tx_pkts[j], + seg_list[j], &cmd0[j], + &cmd1[j], flags); + segdw[4] = 8; + + /* Commit all changes to mbuf before LMTST. */ + if (flags & NIX_TX_OFFLOAD_MBUF_NOFF_F) + rte_io_wmb(); + + cn9k_nix_xmit_pkts_mseg_vector(cmd0, cmd1, cmd2, cmd3, + segdw, seg_list, + lmt_addr, io_addr, + flags); + } else if (flags & NIX_TX_NEED_EXT_HDR) { + /* With ext header in the command we can no longer send + * all 4 packets together since LMTLINE is 128bytes. + * Split and Tx twice. + */ + do { + if (flags & NIX_TX_OFFLOAD_TSTAMP_F) { + vst1q_u64(lmt_addr, cmd0[0]); + vst1q_u64(lmt_addr + 2, cmd2[0]); + vst1q_u64(lmt_addr + 4, cmd1[0]); + vst1q_u64(lmt_addr + 6, cmd3[0]); + vst1q_u64(lmt_addr + 8, cmd0[1]); + vst1q_u64(lmt_addr + 10, cmd2[1]); + vst1q_u64(lmt_addr + 12, cmd1[1]); + vst1q_u64(lmt_addr + 14, cmd3[1]); + } else { + vst1q_u64(lmt_addr, cmd0[0]); + vst1q_u64(lmt_addr + 2, cmd2[0]); + vst1q_u64(lmt_addr + 4, cmd1[0]); + vst1q_u64(lmt_addr + 6, cmd0[1]); + vst1q_u64(lmt_addr + 8, cmd2[1]); + vst1q_u64(lmt_addr + 10, cmd1[1]); + } + lmt_status = roc_lmt_submit_ldeor(io_addr); + } while (lmt_status == 0); + + do { + if (flags & NIX_TX_OFFLOAD_TSTAMP_F) { + vst1q_u64(lmt_addr, cmd0[2]); + vst1q_u64(lmt_addr + 2, cmd2[2]); + vst1q_u64(lmt_addr + 4, cmd1[2]); + vst1q_u64(lmt_addr + 6, cmd3[2]); + vst1q_u64(lmt_addr + 8, cmd0[3]); + vst1q_u64(lmt_addr + 10, cmd2[3]); + vst1q_u64(lmt_addr + 12, cmd1[3]); + vst1q_u64(lmt_addr + 14, cmd3[3]); + } else { + vst1q_u64(lmt_addr, cmd0[2]); + vst1q_u64(lmt_addr + 2, cmd2[2]); + vst1q_u64(lmt_addr + 4, cmd1[2]); + vst1q_u64(lmt_addr + 6, cmd0[3]); + vst1q_u64(lmt_addr + 8, cmd2[3]); + vst1q_u64(lmt_addr + 10, cmd1[3]); + } + lmt_status = roc_lmt_submit_ldeor(io_addr); + } while (lmt_status == 0); + } else { + do { + vst1q_u64(lmt_addr, cmd0[0]); + vst1q_u64(lmt_addr + 2, cmd1[0]); + vst1q_u64(lmt_addr + 4, cmd0[1]); + vst1q_u64(lmt_addr + 6, cmd1[1]); + vst1q_u64(lmt_addr + 8, cmd0[2]); + vst1q_u64(lmt_addr + 10, cmd1[2]); + vst1q_u64(lmt_addr + 12, cmd0[3]); + vst1q_u64(lmt_addr + 14, cmd1[3]); + lmt_status = roc_lmt_submit_ldeor(io_addr); + } while (lmt_status == 0); + } + tx_pkts = tx_pkts + NIX_DESCS_PER_LOOP; + } + + if (unlikely(pkts_left)) { + if (flags & NIX_TX_MULTI_SEG_F) + pkts += cn9k_nix_xmit_pkts_mseg(tx_queue, tx_pkts, + pkts_left, cmd, flags); + else + pkts += cn9k_nix_xmit_pkts(tx_queue, tx_pkts, pkts_left, + cmd, flags); + } + + return pkts; +} + +#else +static __rte_always_inline uint16_t +cn9k_nix_xmit_pkts_vector(void *tx_queue, struct rte_mbuf **tx_pkts, + uint16_t pkts, uint64_t *cmd, const uint16_t flags) +{ + RTE_SET_USED(tx_queue); + RTE_SET_USED(tx_pkts); + RTE_SET_USED(pkts); + RTE_SET_USED(cmd); + RTE_SET_USED(flags); + return 0; +} +#endif #define L3L4CSUM_F NIX_TX_OFFLOAD_L3_L4_CSUM_F #define OL3OL4CSUM_F NIX_TX_OFFLOAD_OL3_OL4_CSUM_F #define VLAN_F NIX_TX_OFFLOAD_VLAN_QINQ_F #define NOFF_F NIX_TX_OFFLOAD_MBUF_NOFF_F #define TSO_F NIX_TX_OFFLOAD_TSO_F - -/* [TSO] [NOFF] [VLAN] [OL3OL4CSUM] [L3L4CSUM] */ -#define NIX_TX_FASTPATH_MODES \ -T(no_offload, 0, 0, 0, 0, 0, 4, \ - NIX_TX_OFFLOAD_NONE) \ -T(l3l4csum, 0, 0, 0, 0, 1, 4, \ - L3L4CSUM_F) \ -T(ol3ol4csum, 0, 0, 0, 1, 0, 4, \ - OL3OL4CSUM_F) \ -T(ol3ol4csum_l3l4csum, 0, 0, 0, 1, 1, 4, \ - OL3OL4CSUM_F | L3L4CSUM_F) \ -T(vlan, 0, 0, 1, 0, 0, 6, \ - VLAN_F) \ -T(vlan_l3l4csum, 0, 0, 1, 0, 1, 6, \ - VLAN_F | L3L4CSUM_F) \ -T(vlan_ol3ol4csum, 0, 0, 1, 1, 0, 6, \ - VLAN_F | OL3OL4CSUM_F) \ -T(vlan_ol3ol4csum_l3l4csum, 0, 0, 1, 1, 1, 6, \ - VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ -T(noff, 0, 1, 0, 0, 0, 4, \ - NOFF_F) \ -T(noff_l3l4csum, 0, 1, 0, 0, 1, 4, \ - NOFF_F | L3L4CSUM_F) \ -T(noff_ol3ol4csum, 0, 1, 0, 1, 0, 4, \ - NOFF_F | OL3OL4CSUM_F) \ -T(noff_ol3ol4csum_l3l4csum, 0, 1, 0, 1, 1, 4, \ - NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ -T(noff_vlan, 0, 1, 1, 0, 0, 6, \ - NOFF_F | VLAN_F) \ -T(noff_vlan_l3l4csum, 0, 1, 1, 0, 1, 6, \ - NOFF_F | VLAN_F | L3L4CSUM_F) \ -T(noff_vlan_ol3ol4csum, 0, 1, 1, 1, 0, 6, \ - NOFF_F | VLAN_F | OL3OL4CSUM_F) \ -T(noff_vlan_ol3ol4csum_l3l4csum, 0, 1, 1, 1, 1, 6, \ - NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ -T(tso, 1, 0, 0, 0, 0, 6, \ - TSO_F) \ -T(tso_l3l4csum, 1, 0, 0, 0, 1, 6, \ - TSO_F | L3L4CSUM_F) \ -T(tso_ol3ol4csum, 1, 0, 0, 1, 0, 6, \ - TSO_F | OL3OL4CSUM_F) \ -T(tso_ol3ol4csum_l3l4csum, 1, 0, 0, 1, 1, 6, \ - TSO_F | OL3OL4CSUM_F | L3L4CSUM_F) \ -T(tso_vlan, 1, 0, 1, 0, 0, 6, \ - TSO_F | VLAN_F) \ -T(tso_vlan_l3l4csum, 1, 0, 1, 0, 1, 6, \ - TSO_F | VLAN_F | L3L4CSUM_F) \ -T(tso_vlan_ol3ol4csum, 1, 0, 1, 1, 0, 6, \ - TSO_F | VLAN_F | OL3OL4CSUM_F) \ -T(tso_vlan_ol3ol4csum_l3l4csum, 1, 0, 1, 1, 1, 6, \ - TSO_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ -T(tso_noff, 1, 1, 0, 0, 0, 6, \ - TSO_F | NOFF_F) \ -T(tso_noff_l3l4csum, 1, 1, 0, 0, 1, 6, \ - TSO_F | NOFF_F | L3L4CSUM_F) \ -T(tso_noff_ol3ol4csum, 1, 1, 0, 1, 0, 6, \ - TSO_F | NOFF_F | OL3OL4CSUM_F) \ -T(tso_noff_ol3ol4csum_l3l4csum, 1, 1, 0, 1, 1, 6, \ - TSO_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ -T(tso_noff_vlan, 1, 1, 1, 0, 0, 6, \ - TSO_F | NOFF_F | VLAN_F) \ -T(tso_noff_vlan_l3l4csum, 1, 1, 1, 0, 1, 6, \ - TSO_F | NOFF_F | VLAN_F | L3L4CSUM_F) \ -T(tso_noff_vlan_ol3ol4csum, 1, 1, 1, 1, 0, 6, \ - TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \ -T(tso_noff_vlan_ol3ol4csum_l3l4csum, 1, 1, 1, 1, 1, 6, \ - TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) - -#define T(name, f4, f3, f2, f1, f0, sz, flags) \ +#define TSP_F NIX_TX_OFFLOAD_TSTAMP_F +#define T_SEC_F NIX_TX_OFFLOAD_SECURITY_F + +/* [T_SEC_F] [TSP] [TSO] [NOFF] [VLAN] [OL3OL4CSUM] [L3L4CSUM] */ +#define NIX_TX_FASTPATH_MODES_0_15 \ + T(no_offload, 4, NIX_TX_OFFLOAD_NONE) \ + T(l3l4csum, 4, L3L4CSUM_F) \ + T(ol3ol4csum, 4, OL3OL4CSUM_F) \ + T(ol3ol4csum_l3l4csum, 4, OL3OL4CSUM_F | L3L4CSUM_F) \ + T(vlan, 6, VLAN_F) \ + T(vlan_l3l4csum, 6, VLAN_F | L3L4CSUM_F) \ + T(vlan_ol3ol4csum, 6, VLAN_F | OL3OL4CSUM_F) \ + T(vlan_ol3ol4csum_l3l4csum, 6, VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(noff, 4, NOFF_F) \ + T(noff_l3l4csum, 4, NOFF_F | L3L4CSUM_F) \ + T(noff_ol3ol4csum, 4, NOFF_F | OL3OL4CSUM_F) \ + T(noff_ol3ol4csum_l3l4csum, 4, NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(noff_vlan, 6, NOFF_F | VLAN_F) \ + T(noff_vlan_l3l4csum, 6, NOFF_F | VLAN_F | L3L4CSUM_F) \ + T(noff_vlan_ol3ol4csum, 6, NOFF_F | VLAN_F | OL3OL4CSUM_F) \ + T(noff_vlan_ol3ol4csum_l3l4csum, 6, \ + NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) + +#define NIX_TX_FASTPATH_MODES_16_31 \ + T(tso, 6, TSO_F) \ + T(tso_l3l4csum, 6, TSO_F | L3L4CSUM_F) \ + T(tso_ol3ol4csum, 6, TSO_F | OL3OL4CSUM_F) \ + T(tso_ol3ol4csum_l3l4csum, 6, TSO_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(tso_vlan, 6, TSO_F | VLAN_F) \ + T(tso_vlan_l3l4csum, 6, TSO_F | VLAN_F | L3L4CSUM_F) \ + T(tso_vlan_ol3ol4csum, 6, TSO_F | VLAN_F | OL3OL4CSUM_F) \ + T(tso_vlan_ol3ol4csum_l3l4csum, 6, \ + TSO_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(tso_noff, 6, TSO_F | NOFF_F) \ + T(tso_noff_l3l4csum, 6, TSO_F | NOFF_F | L3L4CSUM_F) \ + T(tso_noff_ol3ol4csum, 6, TSO_F | NOFF_F | OL3OL4CSUM_F) \ + T(tso_noff_ol3ol4csum_l3l4csum, 6, \ + TSO_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(tso_noff_vlan, 6, TSO_F | NOFF_F | VLAN_F) \ + T(tso_noff_vlan_l3l4csum, 6, TSO_F | NOFF_F | VLAN_F | L3L4CSUM_F) \ + T(tso_noff_vlan_ol3ol4csum, 6, TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \ + T(tso_noff_vlan_ol3ol4csum_l3l4csum, 6, \ + TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) + +#define NIX_TX_FASTPATH_MODES_32_47 \ + T(ts, 8, TSP_F) \ + T(ts_l3l4csum, 8, TSP_F | L3L4CSUM_F) \ + T(ts_ol3ol4csum, 8, TSP_F | OL3OL4CSUM_F) \ + T(ts_ol3ol4csum_l3l4csum, 8, TSP_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(ts_vlan, 8, TSP_F | VLAN_F) \ + T(ts_vlan_l3l4csum, 8, TSP_F | VLAN_F | L3L4CSUM_F) \ + T(ts_vlan_ol3ol4csum, 8, TSP_F | VLAN_F | OL3OL4CSUM_F) \ + T(ts_vlan_ol3ol4csum_l3l4csum, 8, \ + TSP_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(ts_noff, 8, TSP_F | NOFF_F) \ + T(ts_noff_l3l4csum, 8, TSP_F | NOFF_F | L3L4CSUM_F) \ + T(ts_noff_ol3ol4csum, 8, TSP_F | NOFF_F | OL3OL4CSUM_F) \ + T(ts_noff_ol3ol4csum_l3l4csum, 8, \ + TSP_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(ts_noff_vlan, 8, TSP_F | NOFF_F | VLAN_F) \ + T(ts_noff_vlan_l3l4csum, 8, TSP_F | NOFF_F | VLAN_F | L3L4CSUM_F) \ + T(ts_noff_vlan_ol3ol4csum, 8, TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \ + T(ts_noff_vlan_ol3ol4csum_l3l4csum, 8, \ + TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) + +#define NIX_TX_FASTPATH_MODES_48_63 \ + T(ts_tso, 8, TSP_F | TSO_F) \ + T(ts_tso_l3l4csum, 8, TSP_F | TSO_F | L3L4CSUM_F) \ + T(ts_tso_ol3ol4csum, 8, TSP_F | TSO_F | OL3OL4CSUM_F) \ + T(ts_tso_ol3ol4csum_l3l4csum, 8, \ + TSP_F | TSO_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(ts_tso_vlan, 8, TSP_F | TSO_F | VLAN_F) \ + T(ts_tso_vlan_l3l4csum, 8, TSP_F | TSO_F | VLAN_F | L3L4CSUM_F) \ + T(ts_tso_vlan_ol3ol4csum, 8, TSP_F | TSO_F | VLAN_F | OL3OL4CSUM_F) \ + T(ts_tso_vlan_ol3ol4csum_l3l4csum, 8, \ + TSP_F | TSO_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(ts_tso_noff, 8, TSP_F | TSO_F | NOFF_F) \ + T(ts_tso_noff_l3l4csum, 8, TSP_F | TSO_F | NOFF_F | L3L4CSUM_F) \ + T(ts_tso_noff_ol3ol4csum, 8, TSP_F | TSO_F | NOFF_F | OL3OL4CSUM_F) \ + T(ts_tso_noff_ol3ol4csum_l3l4csum, 8, \ + TSP_F | TSO_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(ts_tso_noff_vlan, 8, TSP_F | TSO_F | NOFF_F | VLAN_F) \ + T(ts_tso_noff_vlan_l3l4csum, 8, \ + TSP_F | TSO_F | NOFF_F | VLAN_F | L3L4CSUM_F) \ + T(ts_tso_noff_vlan_ol3ol4csum, 8, \ + TSP_F | TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \ + T(ts_tso_noff_vlan_ol3ol4csum_l3l4csum, 8, \ + TSP_F | TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) + +#define NIX_TX_FASTPATH_MODES_64_79 \ + T(sec, 4, T_SEC_F) \ + T(sec_l3l4csum, 4, T_SEC_F | L3L4CSUM_F) \ + T(sec_ol3ol4csum, 4, T_SEC_F | OL3OL4CSUM_F) \ + T(sec_ol3ol4csum_l3l4csum, 4, T_SEC_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_vlan, 6, T_SEC_F | VLAN_F) \ + T(sec_vlan_l3l4csum, 6, T_SEC_F | VLAN_F | L3L4CSUM_F) \ + T(sec_vlan_ol3ol4csum, 6, T_SEC_F | VLAN_F | OL3OL4CSUM_F) \ + T(sec_vlan_ol3ol4csum_l3l4csum, 6, \ + T_SEC_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_noff, 4, T_SEC_F | NOFF_F) \ + T(sec_noff_l3l4csum, 4, T_SEC_F | NOFF_F | L3L4CSUM_F) \ + T(sec_noff_ol3ol4csum, 4, T_SEC_F | NOFF_F | OL3OL4CSUM_F) \ + T(sec_noff_ol3ol4csum_l3l4csum, 4, \ + T_SEC_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_noff_vlan, 6, T_SEC_F | NOFF_F | VLAN_F) \ + T(sec_noff_vlan_l3l4csum, 6, T_SEC_F | NOFF_F | VLAN_F | L3L4CSUM_F) \ + T(sec_noff_vlan_ol3ol4csum, 6, \ + T_SEC_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \ + T(sec_noff_vlan_ol3ol4csum_l3l4csum, 6, \ + T_SEC_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) + +#define NIX_TX_FASTPATH_MODES_80_95 \ + T(sec_tso, 6, T_SEC_F | TSO_F) \ + T(sec_tso_l3l4csum, 6, T_SEC_F | TSO_F | L3L4CSUM_F) \ + T(sec_tso_ol3ol4csum, 6, T_SEC_F | TSO_F | OL3OL4CSUM_F) \ + T(sec_tso_ol3ol4csum_l3l4csum, 6, \ + T_SEC_F | TSO_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_tso_vlan, 6, T_SEC_F | TSO_F | VLAN_F) \ + T(sec_tso_vlan_l3l4csum, 6, T_SEC_F | TSO_F | VLAN_F | L3L4CSUM_F) \ + T(sec_tso_vlan_ol3ol4csum, 6, T_SEC_F | TSO_F | VLAN_F | OL3OL4CSUM_F) \ + T(sec_tso_vlan_ol3ol4csum_l3l4csum, 6, \ + T_SEC_F | TSO_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_tso_noff, 6, T_SEC_F | TSO_F | NOFF_F) \ + T(sec_tso_noff_l3l4csum, 6, T_SEC_F | TSO_F | NOFF_F | L3L4CSUM_F) \ + T(sec_tso_noff_ol3ol4csum, 6, T_SEC_F | TSO_F | NOFF_F | OL3OL4CSUM_F) \ + T(sec_tso_noff_ol3ol4csum_l3l4csum, 6, \ + T_SEC_F | TSO_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_tso_noff_vlan, 6, T_SEC_F | TSO_F | NOFF_F | VLAN_F) \ + T(sec_tso_noff_vlan_l3l4csum, 6, \ + T_SEC_F | TSO_F | NOFF_F | VLAN_F | L3L4CSUM_F) \ + T(sec_tso_noff_vlan_ol3ol4csum, 6, \ + T_SEC_F | TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \ + T(sec_tso_noff_vlan_ol3ol4csum_l3l4csum, 6, \ + T_SEC_F | TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) + +#define NIX_TX_FASTPATH_MODES_96_111 \ + T(sec_ts, 8, T_SEC_F | TSP_F) \ + T(sec_ts_l3l4csum, 8, T_SEC_F | TSP_F | L3L4CSUM_F) \ + T(sec_ts_ol3ol4csum, 8, T_SEC_F | TSP_F | OL3OL4CSUM_F) \ + T(sec_ts_ol3ol4csum_l3l4csum, 8, \ + T_SEC_F | TSP_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_ts_vlan, 8, T_SEC_F | TSP_F | VLAN_F) \ + T(sec_ts_vlan_l3l4csum, 8, T_SEC_F | TSP_F | VLAN_F | L3L4CSUM_F) \ + T(sec_ts_vlan_ol3ol4csum, 8, T_SEC_F | TSP_F | VLAN_F | OL3OL4CSUM_F) \ + T(sec_ts_vlan_ol3ol4csum_l3l4csum, 8, \ + T_SEC_F | TSP_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_ts_noff, 8, T_SEC_F | TSP_F | NOFF_F) \ + T(sec_ts_noff_l3l4csum, 8, T_SEC_F | TSP_F | NOFF_F | L3L4CSUM_F) \ + T(sec_ts_noff_ol3ol4csum, 8, T_SEC_F | TSP_F | NOFF_F | OL3OL4CSUM_F) \ + T(sec_ts_noff_ol3ol4csum_l3l4csum, 8, \ + T_SEC_F | TSP_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_ts_noff_vlan, 8, T_SEC_F | TSP_F | NOFF_F | VLAN_F) \ + T(sec_ts_noff_vlan_l3l4csum, 8, \ + T_SEC_F | TSP_F | NOFF_F | VLAN_F | L3L4CSUM_F) \ + T(sec_ts_noff_vlan_ol3ol4csum, 8, \ + T_SEC_F | TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \ + T(sec_ts_noff_vlan_ol3ol4csum_l3l4csum, 8, \ + T_SEC_F | TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) + +#define NIX_TX_FASTPATH_MODES_112_127 \ + T(sec_ts_tso, 8, T_SEC_F | TSP_F | TSO_F) \ + T(sec_ts_tso_l3l4csum, 8, T_SEC_F | TSP_F | TSO_F | L3L4CSUM_F) \ + T(sec_ts_tso_ol3ol4csum, 8, T_SEC_F | TSP_F | TSO_F | OL3OL4CSUM_F) \ + T(sec_ts_tso_ol3ol4csum_l3l4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_ts_tso_vlan, 8, T_SEC_F | TSP_F | TSO_F | VLAN_F) \ + T(sec_ts_tso_vlan_l3l4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | VLAN_F | L3L4CSUM_F) \ + T(sec_ts_tso_vlan_ol3ol4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | VLAN_F | OL3OL4CSUM_F) \ + T(sec_ts_tso_vlan_ol3ol4csum_l3l4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_ts_tso_noff, 8, T_SEC_F | TSP_F | TSO_F | NOFF_F) \ + T(sec_ts_tso_noff_l3l4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | NOFF_F | L3L4CSUM_F) \ + T(sec_ts_tso_noff_ol3ol4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | NOFF_F | OL3OL4CSUM_F) \ + T(sec_ts_tso_noff_ol3ol4csum_l3l4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \ + T(sec_ts_tso_noff_vlan, 8, T_SEC_F | TSP_F | TSO_F | NOFF_F | VLAN_F) \ + T(sec_ts_tso_noff_vlan_l3l4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | NOFF_F | VLAN_F | L3L4CSUM_F) \ + T(sec_ts_tso_noff_vlan_ol3ol4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \ + T(sec_ts_tso_noff_vlan_ol3ol4csum_l3l4csum, 8, \ + T_SEC_F | TSP_F | TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | \ + L3L4CSUM_F) + +#define NIX_TX_FASTPATH_MODES \ + NIX_TX_FASTPATH_MODES_0_15 \ + NIX_TX_FASTPATH_MODES_16_31 \ + NIX_TX_FASTPATH_MODES_32_47 \ + NIX_TX_FASTPATH_MODES_48_63 \ + NIX_TX_FASTPATH_MODES_64_79 \ + NIX_TX_FASTPATH_MODES_80_95 \ + NIX_TX_FASTPATH_MODES_96_111 \ + NIX_TX_FASTPATH_MODES_112_127 + +#define T(name, sz, flags) \ uint16_t __rte_noinline __rte_hot cn9k_nix_xmit_pkts_##name( \ void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts); \ - \ uint16_t __rte_noinline __rte_hot cn9k_nix_xmit_pkts_mseg_##name( \ + void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts); \ + uint16_t __rte_noinline __rte_hot cn9k_nix_xmit_pkts_vec_##name( \ + void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts); \ + uint16_t __rte_noinline __rte_hot cn9k_nix_xmit_pkts_vec_mseg_##name( \ void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts); NIX_TX_FASTPATH_MODES #undef T +#define NIX_TX_XMIT(fn, sz, flags) \ + uint16_t __rte_noinline __rte_hot fn( \ + void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts) \ + { \ + uint64_t cmd[sz]; \ + /* For TSO inner checksum is a must */ \ + if (((flags) & NIX_TX_OFFLOAD_TSO_F) && \ + !((flags) & NIX_TX_OFFLOAD_L3_L4_CSUM_F)) \ + return 0; \ + return cn9k_nix_xmit_pkts(tx_queue, tx_pkts, pkts, cmd, \ + flags); \ + } + +#define NIX_TX_XMIT_MSEG(fn, sz, flags) \ + uint16_t __rte_noinline __rte_hot fn( \ + void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts) \ + { \ + uint64_t cmd[(sz) + CNXK_NIX_TX_MSEG_SG_DWORDS - 2]; \ + /* For TSO inner checksum is a must */ \ + if (((flags) & NIX_TX_OFFLOAD_TSO_F) && \ + !((flags) & NIX_TX_OFFLOAD_L3_L4_CSUM_F)) \ + return 0; \ + return cn9k_nix_xmit_pkts_mseg(tx_queue, tx_pkts, pkts, cmd, \ + (flags) | NIX_TX_MULTI_SEG_F); \ + } + +#define NIX_TX_XMIT_VEC(fn, sz, flags) \ + uint16_t __rte_noinline __rte_hot fn( \ + void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts) \ + { \ + uint64_t cmd[sz]; \ + /* For TSO inner checksum is a must */ \ + if (((flags) & NIX_TX_OFFLOAD_TSO_F) && \ + !((flags) & NIX_TX_OFFLOAD_L3_L4_CSUM_F)) \ + return 0; \ + return cn9k_nix_xmit_pkts_vector(tx_queue, tx_pkts, pkts, cmd, \ + (flags)); \ + } + +#define NIX_TX_XMIT_VEC_MSEG(fn, sz, flags) \ + uint16_t __rte_noinline __rte_hot fn( \ + void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t pkts) \ + { \ + uint64_t cmd[(sz) + CNXK_NIX_TX_MSEG_SG_DWORDS - 2]; \ + /* For TSO inner checksum is a must */ \ + if (((flags) & NIX_TX_OFFLOAD_TSO_F) && \ + !((flags) & NIX_TX_OFFLOAD_L3_L4_CSUM_F)) \ + return 0; \ + return cn9k_nix_xmit_pkts_vector(tx_queue, tx_pkts, pkts, cmd, \ + (flags) | \ + NIX_TX_MULTI_SEG_F); \ + } + #endif /* __CN9K_TX_H__ */