X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Focteontx%2Focteontx_rxtx.c;h=61865ef0bcdbed2be9ba4d3fd5b3b3b6baf2281f;hb=93dfebd2c237217ab22c2acb8795c61da6e50870;hp=0b158330cbe3a5c3e184b42a6be9c144b1926717;hpb=20186d433203adf38db4e981953c929a4b12970c;p=dpdk.git diff --git a/drivers/net/octeontx/octeontx_rxtx.c b/drivers/net/octeontx/octeontx_rxtx.c index 0b158330cb..61865ef0bc 100644 --- a/drivers/net/octeontx/octeontx_rxtx.c +++ b/drivers/net/octeontx/octeontx_rxtx.c @@ -1,33 +1,5 @@ -/* - * BSD LICENSE - * - * Copyright (C) Cavium, Inc. 2017. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Cavium, Inc nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2017 Cavium, Inc */ #include @@ -37,7 +9,7 @@ #include #include -#include +#include #include #include #include @@ -47,158 +19,11 @@ #include "octeontx_rxtx.h" #include "octeontx_logs.h" -/* 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 uint16_t __hot -__octeontx_xmit_pkts(void *lmtline_va, void *ioreg_va, int64_t *fc_status_va, - struct rte_mbuf *tx_pkt) -{ - uint64_t cmd_buf[4]; - 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_dma_addr(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 __hot -octeontx_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts) -{ - int count; - struct octeontx_txq *txq = tx_queue; - octeontx_dq_t *dq = &txq->dq; - int res; - - count = 0; - - while (count < nb_pkts) { - res = __octeontx_xmit_pkts(dq->lmtline_va, dq->ioreg_va, - dq->fc_status_va, - tx_pkts[count]); - if (res < 0) - break; - - count++; - } - - return count; /* return number of pkts transmitted */ -} - -uint16_t __hot +uint16_t __rte_hot octeontx_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) { - struct rte_mbuf *mbuf; struct octeontx_rxq *rxq; struct rte_event ev; - octtx_wqe_t *wqe; size_t count; uint16_t valid_event; @@ -210,24 +35,42 @@ octeontx_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) 1, 0); if (!valid_event) break; - - wqe = (octtx_wqe_t *)(uintptr_t)ev.u64; - rte_prefetch_non_temporal(wqe); - - /* Get mbuf from wqe */ - mbuf = (struct rte_mbuf *)((uintptr_t)wqe - - OCTTX_PACKET_WQE_SKIP); - mbuf->packet_type = - ptype_table[wqe->s.w2.lcty][wqe->s.w2.lety][wqe->s.w2.lfty]; - mbuf->data_off = RTE_PTR_DIFF(wqe->s.w3.addr, mbuf->buf_addr); - mbuf->pkt_len = wqe->s.w1.len; - mbuf->data_len = mbuf->pkt_len; - mbuf->nb_segs = 1; - mbuf->ol_flags = 0; - mbuf->port = rxq->port_id; - rte_mbuf_refcnt_set(mbuf, 1); - rx_pkts[count++] = mbuf; + rx_pkts[count++] = ev.mbuf; } return count; /* return number of pkts received */ } + +#define T(name, f3, f2, f1, f0, sz, flags) \ +static uint16_t __rte_noinline __rte_hot \ +octeontx_xmit_pkts_ ##name(void *tx_queue, \ + struct rte_mbuf **tx_pkts, uint16_t pkts) \ +{ \ + uint64_t cmd[(sz)]; \ + \ + return __octeontx_xmit_pkts(tx_queue, tx_pkts, pkts, cmd, \ + flags); \ +} + +OCCTX_TX_FASTPATH_MODES +#undef T + +void __rte_hot +octeontx_set_tx_function(struct rte_eth_dev *dev) +{ + struct octeontx_nic *nic = octeontx_pmd_priv(dev); + + const eth_tx_burst_t tx_burst_func[2][2][2][2] = { +#define T(name, f3, f2, f1, f0, sz, flags) \ + [f3][f2][f1][f0] = octeontx_xmit_pkts_ ##name, + +OCCTX_TX_FASTPATH_MODES +#undef T + }; + + dev->tx_pkt_burst = tx_burst_func + [!!(nic->tx_offload_flags & OCCTX_TX_OFFLOAD_MBUF_NOFF_F)] + [!!(nic->tx_offload_flags & OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F)] + [!!(nic->tx_offload_flags & OCCTX_TX_OFFLOAD_L3_L4_CSUM_F)] + [!!(nic->tx_offload_flags & OCCTX_TX_MULTI_SEG_F)]; +}