net: add rte prefix to ether structures
[dpdk.git] / examples / l2fwd / main.c
index ffcf109..c1d6797 100644 (file)
@@ -1,34 +1,5 @@
-/*-
- *   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
  */
 
 #include <stdio.h>
@@ -52,9 +23,7 @@
 #include <rte_malloc.h>
 #include <rte_memory.h>
 #include <rte_memcpy.h>
-#include <rte_memzone.h>
 #include <rte_eal.h>
-#include <rte_per_lcore.h>
 #include <rte_launch.h>
 #include <rte_atomic.h>
 #include <rte_cycles.h>
@@ -63,7 +32,6 @@
 #include <rte_per_lcore.h>
 #include <rte_branch_prediction.h>
 #include <rte_interrupts.h>
-#include <rte_pci.h>
 #include <rte_random.h>
 #include <rte_debug.h>
 #include <rte_ether.h>
@@ -78,8 +46,6 @@ static int mac_updating = 1;
 
 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
 
-#define NB_MBUF   8192
-
 #define MAX_PKT_BURST 32
 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
 #define MEMPOOL_CACHE_SIZE 256
@@ -87,13 +53,13 @@ static int mac_updating = 1;
 /*
  * 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;
 
 /* ethernet addresses of ports */
-static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
+static struct rte_ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
 
 /* mask of enabled ports */
 static uint32_t l2fwd_enabled_port_mask = 0;
@@ -113,14 +79,9 @@ struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
 
 static struct rte_eth_dev_tx_buffer *tx_buffer[RTE_MAX_ETHPORTS];
 
-static const struct rte_eth_conf port_conf = {
+static struct rte_eth_conf port_conf = {
        .rxmode = {
                .split_hdr_size = 0,
-               .header_split   = 0, /**< Header Split disabled */
-               .hw_ip_checksum = 0, /**< IP checksum offload disabled */
-               .hw_vlan_filter = 0, /**< VLAN filtering disabled */
-               .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
-               .hw_strip_crc   = 0, /**< CRC stripped by hardware */
        },
        .txmode = {
                .mq_mode = ETH_MQ_TX_NONE,
@@ -190,10 +151,10 @@ print_stats(void)
 static void
 l2fwd_mac_updating(struct rte_mbuf *m, unsigned dest_portid)
 {
-       struct ether_hdr *eth;
+       struct rte_ether_hdr *eth;
        void *tmp;
 
-       eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
+       eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
 
        /* 02:00:00:00:00:xx */
        tmp = &eth->d_addr.addr_bytes[0];
@@ -305,7 +266,7 @@ l2fwd_main_loop(void)
                for (i = 0; i < qconf->n_rx_port; i++) {
 
                        portid = qconf->rx_port_list[i];
-                       nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
+                       nb_rx = rte_eth_rx_burst(portid, 0,
                                                 pkts_burst, MAX_PKT_BURST);
 
                        port_statistics[portid].rx += nb_rx;
@@ -481,11 +442,12 @@ l2fwd_parse_args(int argc, char **argv)
 
 /* Check the link status of all ports in up to 9s, and print them finally */
 static void
-check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
+check_all_ports_link_status(uint32_t port_mask)
 {
 #define CHECK_INTERVAL 100 /* 100ms */
 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
-       uint8_t portid, count, all_ports_up, print_flag = 0;
+       uint16_t portid;
+       uint8_t count, all_ports_up, print_flag = 0;
        struct rte_eth_link link;
 
        printf("\nChecking link status");
@@ -494,7 +456,7 @@ check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
                if (force_quit)
                        return;
                all_ports_up = 1;
-               for (portid = 0; portid < port_num; portid++) {
+               RTE_ETH_FOREACH_DEV(portid) {
                        if (force_quit)
                                return;
                        if ((port_mask & (1 << portid)) == 0)
@@ -504,14 +466,13 @@ check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
                        /* print link status if flag set */
                        if (print_flag == 1) {
                                if (link.link_status)
-                                       printf("Port %d Link Up - speed %u "
-                                               "Mbps - %s\n", (uint8_t)portid,
-                                               (unsigned)link.link_speed,
+                                       printf(
+                                       "Port%d Link Up. Speed %u Mbps - %s\n",
+                                               portid, link.link_speed,
                                (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
                                        ("full-duplex") : ("half-duplex\n"));
                                else
-                                       printf("Port %d Link Down\n",
-                                               (uint8_t)portid);
+                                       printf("Port %d Link Down\n", portid);
                                continue;
                        }
                        /* clear all_ports_up flag if any link down */
@@ -552,13 +513,14 @@ int
 main(int argc, char **argv)
 {
        struct lcore_queue_conf *qconf;
-       struct rte_eth_dev_info dev_info;
        int ret;
-       uint8_t nb_ports;
-       uint8_t nb_ports_available;
-       uint8_t portid, last_port;
+       uint16_t nb_ports;
+       uint16_t nb_ports_available = 0;
+       uint16_t portid, last_port;
        unsigned lcore_id, rx_lcore_id;
        unsigned nb_ports_in_mask = 0;
+       unsigned int nb_lcores = 0;
+       unsigned int nb_mbufs;
 
        /* init EAL */
        ret = rte_eal_init(argc, argv);
@@ -581,17 +543,15 @@ main(int argc, char **argv)
        /* convert to number of cycles */
        timer_period *= rte_get_timer_hz();
 
-       /* create the mbuf pool */
-       l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF,
-               MEMPOOL_CACHE_SIZE, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
-               rte_socket_id());
-       if (l2fwd_pktmbuf_pool == NULL)
-               rte_exit(EXIT_FAILURE, "Cannot init mbuf pool\n");
-
-       nb_ports = rte_eth_dev_count();
+       nb_ports = rte_eth_dev_count_avail();
        if (nb_ports == 0)
                rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n");
 
+       /* check port mask to possible port mask */
+       if (l2fwd_enabled_port_mask & ~((1 << nb_ports) - 1))
+               rte_exit(EXIT_FAILURE, "Invalid portmask; possible (0x%x)\n",
+                       (1 << nb_ports) - 1);
+
        /* reset l2fwd_dst_ports */
        for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
                l2fwd_dst_ports[portid] = 0;
@@ -600,7 +560,7 @@ main(int argc, char **argv)
        /*
         * Each logical core is assigned a dedicated TX queue on each port.
         */
-       for (portid = 0; portid < nb_ports; portid++) {
+       RTE_ETH_FOREACH_DEV(portid) {
                /* skip ports that are not enabled */
                if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
                        continue;
@@ -613,8 +573,6 @@ main(int argc, char **argv)
                        last_port = portid;
 
                nb_ports_in_mask++;
-
-               rte_eth_dev_info_get(portid, &dev_info);
        }
        if (nb_ports_in_mask % 2) {
                printf("Notice: odd number of ports in portmask.\n");
@@ -625,7 +583,7 @@ main(int argc, char **argv)
        qconf = NULL;
 
        /* Initialize the port/queue configuration of each logical core */
-       for (portid = 0; portid < nb_ports; portid++) {
+       RTE_ETH_FOREACH_DEV(portid) {
                /* skip ports that are not enabled */
                if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
                        continue;
@@ -639,53 +597,84 @@ main(int argc, char **argv)
                                rte_exit(EXIT_FAILURE, "Not enough cores\n");
                }
 
-               if (qconf != &lcore_queue_conf[rx_lcore_id])
+               if (qconf != &lcore_queue_conf[rx_lcore_id]) {
                        /* Assigned a new logical core in the loop above. */
                        qconf = &lcore_queue_conf[rx_lcore_id];
+                       nb_lcores++;
+               }
 
                qconf->rx_port_list[qconf->n_rx_port] = portid;
                qconf->n_rx_port++;
-               printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned) portid);
+               printf("Lcore %u: RX port %u\n", rx_lcore_id, portid);
        }
 
-       nb_ports_available = nb_ports;
+       nb_mbufs = RTE_MAX(nb_ports * (nb_rxd + nb_txd + MAX_PKT_BURST +
+               nb_lcores * MEMPOOL_CACHE_SIZE), 8192U);
+
+       /* create the mbuf pool */
+       l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", nb_mbufs,
+               MEMPOOL_CACHE_SIZE, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
+               rte_socket_id());
+       if (l2fwd_pktmbuf_pool == NULL)
+               rte_exit(EXIT_FAILURE, "Cannot init mbuf pool\n");
 
        /* Initialise each port */
-       for (portid = 0; portid < nb_ports; portid++) {
+       RTE_ETH_FOREACH_DEV(portid) {
+               struct rte_eth_rxconf rxq_conf;
+               struct rte_eth_txconf txq_conf;
+               struct rte_eth_conf local_port_conf = port_conf;
+               struct rte_eth_dev_info dev_info;
+
                /* skip ports that are not enabled */
                if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) {
-                       printf("Skipping disabled port %u\n", (unsigned) portid);
-                       nb_ports_available--;
+                       printf("Skipping disabled port %u\n", portid);
                        continue;
                }
+               nb_ports_available++;
+
                /* init port */
-               printf("Initializing port %u... ", (unsigned) portid);
+               printf("Initializing port %u... ", portid);
                fflush(stdout);
-               ret = rte_eth_dev_configure(portid, 1, 1, &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;
+               ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf);
                if (ret < 0)
                        rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n",
-                                 ret, (unsigned) portid);
+                                 ret, portid);
+
+               ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
+                                                      &nb_txd);
+               if (ret < 0)
+                       rte_exit(EXIT_FAILURE,
+                                "Cannot adjust number of descriptors: err=%d, port=%u\n",
+                                ret, portid);
 
                rte_eth_macaddr_get(portid,&l2fwd_ports_eth_addr[portid]);
 
                /* init one RX queue */
                fflush(stdout);
+               rxq_conf = dev_info.default_rxconf;
+               rxq_conf.offloads = local_port_conf.rxmode.offloads;
                ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
                                             rte_eth_dev_socket_id(portid),
-                                            NULL,
+                                            &rxq_conf,
                                             l2fwd_pktmbuf_pool);
                if (ret < 0)
                        rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup:err=%d, port=%u\n",
-                                 ret, (unsigned) portid);
+                                 ret, portid);
 
                /* init one TX queue on each port */
                fflush(stdout);
+               txq_conf = dev_info.default_txconf;
+               txq_conf.offloads = local_port_conf.txmode.offloads;
                ret = rte_eth_tx_queue_setup(portid, 0, nb_txd,
                                rte_eth_dev_socket_id(portid),
-                               NULL);
+                               &txq_conf);
                if (ret < 0)
                        rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup:err=%d, port=%u\n",
-                               ret, (unsigned) portid);
+                               ret, portid);
 
                /* Initialize TX buffers */
                tx_buffer[portid] = rte_zmalloc_socket("tx_buffer",
@@ -693,7 +682,7 @@ main(int argc, char **argv)
                                rte_eth_dev_socket_id(portid));
                if (tx_buffer[portid] == NULL)
                        rte_exit(EXIT_FAILURE, "Cannot allocate buffer for tx on port %u\n",
-                                       (unsigned) portid);
+                                       portid);
 
                rte_eth_tx_buffer_init(tx_buffer[portid], MAX_PKT_BURST);
 
@@ -701,21 +690,22 @@ main(int argc, char **argv)
                                rte_eth_tx_buffer_count_callback,
                                &port_statistics[portid].dropped);
                if (ret < 0)
-                               rte_exit(EXIT_FAILURE, "Cannot set error callback for "
-                                               "tx buffer on port %u\n", (unsigned) portid);
+                       rte_exit(EXIT_FAILURE,
+                       "Cannot set error callback for tx buffer on port %u\n",
+                                portid);
 
                /* Start device */
                ret = rte_eth_dev_start(portid);
                if (ret < 0)
                        rte_exit(EXIT_FAILURE, "rte_eth_dev_start:err=%d, port=%u\n",
-                                 ret, (unsigned) portid);
+                                 ret, portid);
 
                printf("done: \n");
 
                rte_eth_promiscuous_enable(portid);
 
                printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
-                               (unsigned) portid,
+                               portid,
                                l2fwd_ports_eth_addr[portid].addr_bytes[0],
                                l2fwd_ports_eth_addr[portid].addr_bytes[1],
                                l2fwd_ports_eth_addr[portid].addr_bytes[2],
@@ -732,7 +722,7 @@ main(int argc, char **argv)
                        "All available ports are disabled. Please set portmask.\n");
        }
 
-       check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
+       check_all_ports_link_status(l2fwd_enabled_port_mask);
 
        ret = 0;
        /* launch per-lcore init on every lcore */
@@ -744,7 +734,7 @@ main(int argc, char **argv)
                }
        }
 
-       for (portid = 0; portid < nb_ports; portid++) {
+       RTE_ETH_FOREACH_DEV(portid) {
                if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
                        continue;
                printf("Closing port %d...", portid);