New upstream version 18.08
[deb_dpdk.git] / examples / l3fwd-vf / main.c
index 6ef89fc..5edd91a 100644 (file)
@@ -1,34 +1,5 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 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) 2010-2014 Intel Corporation
  */
 
 #include <stdio.h>
 /*
  * Configurable number of RX/TX ring descriptors
  */
-#define RTE_TEST_RX_DESC_DEFAULT 128
-#define RTE_TEST_TX_DESC_DEFAULT 512
+#define RTE_TEST_RX_DESC_DEFAULT 1024
+#define RTE_TEST_TX_DESC_DEFAULT 1024
 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
 
@@ -190,11 +161,8 @@ static struct rte_eth_conf port_conf = {
                .mq_mode        = ETH_MQ_RX_RSS,
                .max_rx_pkt_len = ETHER_MAX_LEN,
                .split_hdr_size = 0,
-               .header_split   = 0, /**< Header Split disabled */
-               .hw_ip_checksum = 1, /**< IP checksum offload enabled */
-               .hw_vlan_filter = 0, /**< VLAN filtering disabled */
-               .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
-               .hw_strip_crc   = 1, /**< CRC stripped by hardware */
+               .offloads = (DEV_RX_OFFLOAD_CRC_STRIP |
+                            DEV_RX_OFFLOAD_CHECKSUM),
        },
        .rx_adv_conf = {
                .rss_conf = {
@@ -606,7 +574,7 @@ check_lcore_params(void)
 }
 
 static int
-check_port_config(const unsigned nb_ports)
+check_port_config(void)
 {
        unsigned portid;
        uint16_t i;
@@ -617,7 +585,7 @@ check_port_config(const unsigned nb_ports)
                        printf("port %u is not enabled in port mask\n", portid);
                        return -1;
                }
-               if (portid >= nb_ports) {
+               if (!rte_eth_dev_is_valid_port(portid)) {
                        printf("port %u is not present on the board\n", portid);
                        return -1;
                }
@@ -679,11 +647,10 @@ static void
 signal_handler(int signum)
 {
        uint16_t portid;
-       uint16_t nb_ports = rte_eth_dev_count();
 
        /* When we receive a SIGINT signal */
        if (signum == SIGINT) {
-               for (portid = 0; portid < nb_ports; portid++) {
+               RTE_ETH_FOREACH_DEV(portid) {
                        /* skip ports that are not enabled */
                        if ((enabled_port_mask & (1 << portid)) == 0)
                                continue;
@@ -981,15 +948,17 @@ main(int argc, char **argv)
        if (ret < 0)
                rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n");
 
-       nb_ports = rte_eth_dev_count();
+       nb_ports = rte_eth_dev_count_avail();
 
-       if (check_port_config(nb_ports) < 0)
+       if (check_port_config() < 0)
                rte_exit(EXIT_FAILURE, "check_port_config failed\n");
 
        nb_lcores = rte_lcore_count();
 
        /* initialize all ports */
-       for (portid = 0; portid < nb_ports; portid++) {
+       RTE_ETH_FOREACH_DEV(portid) {
+               struct rte_eth_conf local_port_conf = port_conf;
+
                /* skip ports that are not enabled */
                if ((enabled_port_mask & (1 << portid)) == 0) {
                        printf("\nSkipping disabled port %d\n", portid);
@@ -1006,7 +975,25 @@ main(int argc, char **argv)
 
                printf("Creating queues: nb_rxq=%d nb_txq=%u... ",
                        nb_rx_queue, (unsigned)1 );
-               ret = rte_eth_dev_configure(portid, nb_rx_queue, n_tx_queue, &port_conf);
+
+               rte_eth_dev_info_get(portid, &dev_info);
+               if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
+                       local_port_conf.txmode.offloads |=
+                               DEV_TX_OFFLOAD_MBUF_FAST_FREE;
+
+               local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
+                       dev_info.flow_type_rss_offloads;
+               if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
+                               port_conf.rx_adv_conf.rss_conf.rss_hf) {
+                       printf("Port %u modified RSS hash function based on hardware support,"
+                               "requested:%#"PRIx64" configured:%#"PRIx64"\n",
+                               portid,
+                               port_conf.rx_adv_conf.rss_conf.rss_hf,
+                               local_port_conf.rx_adv_conf.rss_conf.rss_hf);
+               }
+
+               ret = rte_eth_dev_configure(portid, nb_rx_queue,
+                                           n_tx_queue, &local_port_conf);
                if (ret < 0)
                        rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%d\n",
                                ret, portid);
@@ -1032,10 +1019,8 @@ main(int argc, char **argv)
                printf("txq=%d,%d,%d ", portid, 0, socketid);
                fflush(stdout);
 
-               rte_eth_dev_info_get(portid, &dev_info);
                txconf = &dev_info.default_txconf;
-               if (port_conf.rxmode.jumbo_frame)
-                       txconf->txq_flags = 0;
+               txconf->offloads = local_port_conf.txmode.offloads;
                ret = rte_eth_tx_queue_setup(portid, 0, nb_txd,
                                                 socketid, txconf);
                if (ret < 0)
@@ -1046,6 +1031,8 @@ main(int argc, char **argv)
        }
 
        for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
+               struct rte_eth_rxconf rxq_conf;
+
                if (rte_lcore_is_enabled(lcore_id) == 0)
                        continue;
                qconf = &lcore_conf[lcore_id];
@@ -1055,8 +1042,13 @@ main(int argc, char **argv)
                fflush(stdout);
                /* init RX queues */
                for(queue = 0; queue < qconf->n_rx_queue; ++queue) {
+                       struct rte_eth_dev *dev;
+                       struct rte_eth_conf *conf;
+
                        portid = qconf->rx_queue_list[queue].port_id;
                        queueid = qconf->rx_queue_list[queue].queue_id;
+                       dev = &rte_eth_devices[portid];
+                       conf = &dev->data->dev_conf;
 
                        if (numa_on)
                                socketid = (uint8_t)rte_lcore_to_socket_id(lcore_id);
@@ -1066,8 +1058,11 @@ main(int argc, char **argv)
                        printf("rxq=%d,%d,%d ", portid, queueid, socketid);
                        fflush(stdout);
 
+                       rte_eth_dev_info_get(portid, &dev_info);
+                       rxq_conf = dev_info.default_rxconf;
+                       rxq_conf.offloads = conf->rxmode.offloads;
                        ret = rte_eth_rx_queue_setup(portid, queueid, nb_rxd,
-                                               socketid, NULL,
+                                               socketid, &rxq_conf,
                                                pktmbuf_pool[socketid]);
                        if (ret < 0)
                                rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup: err=%d,"
@@ -1077,7 +1072,7 @@ main(int argc, char **argv)
        printf("\n");
 
        /* start ports */
-       for (portid = 0; portid < nb_ports; portid++) {
+       RTE_ETH_FOREACH_DEV(portid) {
                if ((enabled_port_mask & (1 << portid)) == 0) {
                        continue;
                }