-/*-
- * 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_EM_SEQUENTIAL_H__
static __rte_always_inline uint16_t
em_get_dst_port(const struct lcore_conf *qconf, struct rte_mbuf *pkt,
- uint8_t portid)
+ uint16_t portid)
{
uint8_t next_hop;
- struct ipv4_hdr *ipv4_hdr;
- struct ipv6_hdr *ipv6_hdr;
+ struct rte_ipv4_hdr *ipv4_hdr;
+ struct rte_ipv6_hdr *ipv6_hdr;
uint32_t tcp_or_udp;
uint32_t l3_ptypes;
if (tcp_or_udp && (l3_ptypes == RTE_PTYPE_L3_IPV4)) {
/* Handle IPv4 headers.*/
- ipv4_hdr = rte_pktmbuf_mtod_offset(pkt, struct ipv4_hdr *,
- sizeof(struct ether_hdr));
+ ipv4_hdr = rte_pktmbuf_mtod_offset(pkt, struct rte_ipv4_hdr *,
+ sizeof(struct rte_ether_hdr));
next_hop = em_get_ipv4_dst_port(ipv4_hdr, portid,
qconf->ipv4_lookup_struct);
} else if (tcp_or_udp && (l3_ptypes == RTE_PTYPE_L3_IPV6)) {
/* Handle IPv6 headers.*/
- ipv6_hdr = rte_pktmbuf_mtod_offset(pkt, struct ipv6_hdr *,
- sizeof(struct ether_hdr));
+ ipv6_hdr = rte_pktmbuf_mtod_offset(pkt, struct rte_ipv6_hdr *,
+ sizeof(struct rte_ether_hdr));
next_hop = em_get_ipv6_dst_port(ipv6_hdr, portid,
qconf->ipv6_lookup_struct);
*/
static inline void
l3fwd_em_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 i, j;
uint16_t dst_port[MAX_PKT_BURST];
if (nb_rx > 0) {
rte_prefetch0(rte_pktmbuf_mtod(pkts_burst[0],
- struct ether_hdr *) + 1);
+ struct rte_ether_hdr *) + 1);
}
for (i = 1, j = 0; j < nb_rx; i++, j++) {
if (i < nb_rx) {
- rte_prefetch0(rte_pktmbuf_mtod(pkts_burst[i],
- struct ether_hdr *) + 1);
+ rte_prefetch0(rte_pktmbuf_mtod(
+ pkts_burst[i],
+ struct rte_ether_hdr *) + 1);
}
dst_port[j] = em_get_dst_port(qconf, pkts_burst[j], portid);
}
send_packets_multi(qconf, pkts_burst, dst_port, nb_rx);
}
+
+/*
+ * Buffer optimized handling of events, invoked
+ * from main_loop.
+ */
+static inline void
+l3fwd_em_process_events(int nb_rx, struct rte_event **events,
+ struct lcore_conf *qconf)
+{
+ int32_t i, j;
+
+ rte_prefetch0(rte_pktmbuf_mtod(events[0]->mbuf,
+ struct rte_ether_hdr *) + 1);
+
+ for (i = 1, j = 0; j < nb_rx; i++, j++) {
+ struct rte_mbuf *mbuf = events[j]->mbuf;
+
+ if (i < nb_rx) {
+ rte_prefetch0(rte_pktmbuf_mtod(
+ events[i]->mbuf,
+ struct rte_ether_hdr *) + 1);
+ }
+ mbuf->port = em_get_dst_port(qconf, mbuf, mbuf->port);
+ process_packet(mbuf, &mbuf->port);
+ }
+}
#endif /* __L3FWD_EM_SEQUENTIAL_H__ */