-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
- * 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 Intel Corporation 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) 2010-2016 Intel Corporation
*/
#ifndef __L3FWD_LPM_SSE_H__
#include "l3fwd_sse.h"
-static inline __attribute__((always_inline)) uint16_t
-lpm_get_dst_port(const struct lcore_conf *qconf, struct rte_mbuf *pkt,
- uint8_t portid)
-{
- uint8_t next_hop;
- struct ipv6_hdr *ipv6_hdr;
- struct ipv4_hdr *ipv4_hdr;
- struct ether_hdr *eth_hdr;
-
- if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) {
-
- eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
-
- return (uint16_t) ((rte_lpm_lookup(qconf->ipv4_lookup_struct,
- rte_be_to_cpu_32(ipv4_hdr->dst_addr), &next_hop) == 0) ?
- next_hop : portid);
-
- } else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) {
-
- eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
- ipv6_hdr = (struct ipv6_hdr *)(eth_hdr + 1);
-
- return (uint16_t) ((rte_lpm6_lookup(qconf->ipv6_lookup_struct,
- ipv6_hdr->dst_addr, &next_hop) == 0) ? next_hop : portid);
-
- }
-
- return portid;
-}
-
-/*
- * lpm_get_dst_port optimized routine for packets where dst_ipv4 is already
- * precalculated. If packet is ipv6 dst_addr is taken directly from packet
- * header and dst_ipv4 value is not used.
- */
-static inline __attribute__((always_inline)) uint16_t
-lpm_get_dst_port_with_ipv4(const struct lcore_conf *qconf, struct rte_mbuf *pkt,
- uint32_t dst_ipv4, uint8_t portid)
-{
- uint8_t next_hop;
- struct ipv6_hdr *ipv6_hdr;
- struct ether_hdr *eth_hdr;
-
- if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) {
- return (uint16_t) ((rte_lpm_lookup(qconf->ipv4_lookup_struct, dst_ipv4,
- &next_hop) == 0) ? next_hop : portid);
-
- } else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) {
-
- eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
- ipv6_hdr = (struct ipv6_hdr *)(eth_hdr + 1);
-
- return (uint16_t) ((rte_lpm6_lookup(qconf->ipv6_lookup_struct,
- ipv6_hdr->dst_addr, &next_hop) == 0) ? next_hop : portid);
-
- }
-
- return portid;
-
-}
-
/*
* Read packet_type and destination IPV4 addresses from 4 mbufs.
*/
uint32_t *ipv4_flag)
{
struct ipv4_hdr *ipv4_hdr;
- struct ether_hdr *eth_hdr;
+ struct rte_ether_hdr *eth_hdr;
uint32_t x0, x1, x2, x3;
- eth_hdr = rte_pktmbuf_mtod(pkt[0], struct ether_hdr *);
+ eth_hdr = rte_pktmbuf_mtod(pkt[0], struct rte_ether_hdr *);
ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
x0 = ipv4_hdr->dst_addr;
ipv4_flag[0] = pkt[0]->packet_type & RTE_PTYPE_L3_IPV4;
- eth_hdr = rte_pktmbuf_mtod(pkt[1], struct ether_hdr *);
+ eth_hdr = rte_pktmbuf_mtod(pkt[1], struct rte_ether_hdr *);
ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
x1 = ipv4_hdr->dst_addr;
ipv4_flag[0] &= pkt[1]->packet_type;
- eth_hdr = rte_pktmbuf_mtod(pkt[2], struct ether_hdr *);
+ eth_hdr = rte_pktmbuf_mtod(pkt[2], struct rte_ether_hdr *);
ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
x2 = ipv4_hdr->dst_addr;
ipv4_flag[0] &= pkt[2]->packet_type;
- eth_hdr = rte_pktmbuf_mtod(pkt[3], struct ether_hdr *);
+ eth_hdr = rte_pktmbuf_mtod(pkt[3], struct rte_ether_hdr *);
ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
x3 = ipv4_hdr->dst_addr;
ipv4_flag[0] &= pkt[3]->packet_type;
processx4_step2(const struct lcore_conf *qconf,
__m128i dip,
uint32_t ipv4_flag,
- uint8_t portid,
+ uint16_t portid,
struct rte_mbuf *pkt[FWDSTEP],
uint16_t dprt[FWDSTEP])
{
/* if all 4 packets are IPV4. */
if (likely(ipv4_flag)) {
- rte_lpm_lookupx4(qconf->ipv4_lookup_struct, dip, dprt, portid);
+ rte_lpm_lookupx4(qconf->ipv4_lookup_struct, dip, dst.u32,
+ portid);
+ /* get rid of unused upper 16 bit for each dport. */
+ dst.x = _mm_packs_epi32(dst.x, dst.x);
+ *(uint64_t *)dprt = dst.u64[0];
} else {
dst.x = dip;
dprt[0] = lpm_get_dst_port_with_ipv4(qconf, pkt[0], dst.u32[0], portid);
*/
static inline void
l3fwd_lpm_send_packets(int nb_rx, struct rte_mbuf **pkts_burst,
- uint8_t portid, struct lcore_conf *qconf)
+ uint16_t portid, struct lcore_conf *qconf)
{
int32_t j;
uint16_t dst_port[MAX_PKT_BURST];
case 3:
dst_port[j] = lpm_get_dst_port(qconf, pkts_burst[j], portid);
j++;
+ /* fall-through */
case 2:
dst_port[j] = lpm_get_dst_port(qconf, pkts_burst[j], portid);
j++;
+ /* fall-through */
case 1:
dst_port[j] = lpm_get_dst_port(qconf, pkts_burst[j], portid);
j++;
git.droids-corp.org / dpdk.git / blobdiff