X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fcnxk%2Fcn9k_tx.h;h=d23e4b61b4a57791ec6b0b12f16e884db612500f;hb=fe3833ed2222c369f9b60c0be520dee6e875dcdf;hp=8564dd85ee622190ff7e7cb27de06362a222c497;hpb=dd8c20eee47263a0b8bed08b5c51e1cc78b48aee;p=dpdk.git diff --git a/drivers/net/cnxk/cn9k_tx.h b/drivers/net/cnxk/cn9k_tx.h index 8564dd85ee..d23e4b61b4 100644 --- a/drivers/net/cnxk/cn9k_tx.h +++ b/drivers/net/cnxk/cn9k_tx.h @@ -58,6 +58,29 @@ cn9k_nix_tx_ext_subs(const uint16_t flags) : 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 cn9k_nix_xmit_prepare_tso(struct rte_mbuf *m, const uint64_t flags) { @@ -136,11 +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 @@ -287,41 +310,39 @@ 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) 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(uint64_t *cmd, const uint64_t *send_mem_desc, +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); + const uint8_t is_ol_tstamp = + !(ol_flags & RTE_MBUF_F_TX_IEEE1588_TMST); send_mem = (struct nix_send_mem_s *)(cmd + off); - if (flags & NIX_TX_MULTI_SEG_F) { - /* Retrieving the default desc values */ - cmd[off] = send_mem_desc[6]; - /* Using compiler barrier to avoid violation of C - * aliasing rules. - */ - rte_compiler_barrier(); - } - - /* Packets for which RTE_MBUF_F_TX_IEEE1588_TMST is not set, tx tstamp + /* Packets for which PKT_TX_IEEE1588_TMST is not set, tx tstamp * should not be recorded, hence changing the alg type to - * NIX_SENDMEMALG_SET and also changing send mem addr field 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); + NIX_SENDMEMALG_SETTSTMP + (is_ol_tstamp << 3); - send_mem->addr = (rte_iova_t)((uint64_t *)send_mem_desc[7] + - (is_ol_tstamp)); + send_mem->addr = (rte_iova_t)(((uint64_t *)txq->ts_mem) + + (is_ol_tstamp)); } } @@ -367,8 +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; @@ -376,13 +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]; - i = 0; - nb_segs = m->nb_segs; + /* 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(); + } + + /* 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 { @@ -417,6 +452,7 @@ 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]; @@ -472,7 +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) { @@ -490,8 +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(cmd, &txq->cmd[0], - tx_pkts[i]->ol_flags, 4, flags); + cn9k_nix_xmit_prepare_tstamp(txq, cmd, tx_pkts[i]->ol_flags, 4, + flags); cn9k_nix_xmit_one(cmd, lmt_addr, io_addr, flags); } @@ -514,7 +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) { @@ -533,9 +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(cmd, &txq->cmd[0], - tx_pkts[i]->ol_flags, segdw, - 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); } @@ -862,28 +897,34 @@ cn9k_nix_xmit_pkts_vector(void *tx_queue, struct rte_mbuf **tx_pkts, if (!(flags & NIX_TX_OFFLOAD_MBUF_NOFF_F)) rte_io_wmb(); - senddesc01_w0 = vld1q_dup_u64(&txq->cmd[0]); + 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; - /* Load command defaults into vector variables. */ if (flags & NIX_TX_NEED_EXT_HDR) { - sendext01_w0 = vld1q_dup_u64(&txq->cmd[2]); - sendext23_w0 = sendext01_w0; - sendext01_w1 = vdupq_n_u64(12 | 12U << 24); - sendext23_w1 = sendext01_w1; - sgdesc01_w0 = vld1q_dup_u64(&txq->cmd[4]); - sgdesc23_w0 = sgdesc01_w0; if (flags & NIX_TX_OFFLOAD_TSTAMP_F) { - sendmem01_w0 = vld1q_dup_u64(&txq->cmd[6]); + 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 = vld1q_dup_u64(&txq->cmd[7]); + sendmem01_w1 = vdupq_n_u64(txq->ts_mem); sendmem23_w1 = sendmem01_w1; + } else { + sendext01_w0 = vdupq_n_u64((NIX_SUBDC_EXT << 60)); } - } else { - sgdesc01_w0 = vld1q_dup_u64(&txq->cmd[2]); - sgdesc23_w0 = sgdesc01_w0; + 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) {