replace alignment attributes
[dpdk.git] / examples / multi_process / symmetric_mp / main.c
index 72bad54..522f211 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 <rte_common.h>
 #include <rte_log.h>
 #include <rte_memory.h>
-#include <rte_memzone.h>
 #include <rte_launch.h>
 #include <rte_eal.h>
 #include <rte_per_lcore.h>
 #include <rte_lcore.h>
-#include <rte_debug.h>
 #include <rte_atomic.h>
 #include <rte_branch_prediction.h>
-#include <rte_ring.h>
 #include <rte_debug.h>
 #include <rte_interrupts.h>
-#include <rte_pci.h>
 #include <rte_ether.h>
 #include <rte_ethdev.h>
 #include <rte_mempool.h>
@@ -81,8 +48,8 @@
 #define NB_MBUFS 64*1024 /* use 64k mbufs */
 #define MBUF_CACHE_SIZE 256
 #define PKT_BURST 32
-#define RX_RING_SIZE 128
-#define TX_RING_SIZE 512
+#define RX_RING_SIZE 1024
+#define TX_RING_SIZE 1024
 
 #define PARAM_PROC_ID "proc-id"
 #define PARAM_NUM_PROCS "num-procs"
@@ -99,12 +66,12 @@ struct port_stats{
        unsigned rx;
        unsigned tx;
        unsigned drop;
-} __attribute__((aligned(RTE_CACHE_LINE_SIZE / 2)));
+} __rte_aligned(RTE_CACHE_LINE_SIZE / 2);
 
 static int proc_id = -1;
 static unsigned num_procs = 0;
 
-static uint8_t ports[RTE_MAX_ETHPORTS];
+static uint16_t ports[RTE_MAX_ETHPORTS];
 static unsigned num_ports = 0;
 
 static struct lcore_ports lcore_ports[RTE_MAX_LCORE];
@@ -148,7 +115,7 @@ smp_parse_args(int argc, char **argv)
        int opt, ret;
        char **argvopt;
        int option_index;
-       unsigned i, port_mask = 0;
+       uint16_t i, port_mask = 0;
        char *prgname = argv[0];
        static struct option lgopts[] = {
                        {PARAM_NUM_PROCS, 1, 0, 0},
@@ -189,12 +156,12 @@ smp_parse_args(int argc, char **argv)
                smp_usage(prgname, "Invalid or missing port mask\n");
 
        /* get the port numbers from the port mask */
-       for(i = 0; i < rte_eth_dev_count(); i++)
+       RTE_ETH_FOREACH_DEV(i)
                if(port_mask & (1 << i))
                        ports[num_ports++] = (uint8_t)i;
 
        ret = optind-1;
-       optind = 0; /* reset getopt lib */
+       optind = 1; /* reset getopt lib */
 
        return ret;
 }
@@ -204,17 +171,14 @@ smp_parse_args(int argc, char **argv)
  * coming from the mbuf_pool passed as parameter
  */
 static inline int
-smp_port_init(uint8_t port, struct rte_mempool *mbuf_pool, uint16_t num_queues)
+smp_port_init(uint16_t port, struct rte_mempool *mbuf_pool,
+              uint16_t num_queues)
 {
        struct rte_eth_conf port_conf = {
                        .rxmode = {
                                .mq_mode        = ETH_MQ_RX_RSS,
                                .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   = 0, /**< CRC stripped by hardware */
+                               .offloads = DEV_RX_OFFLOAD_CHECKSUM,
                        },
                        .rx_adv_conf = {
                                .rss_conf = {
@@ -228,43 +192,78 @@ smp_port_init(uint8_t port, struct rte_mempool *mbuf_pool, uint16_t num_queues)
        };
        const uint16_t rx_rings = num_queues, tx_rings = num_queues;
        struct rte_eth_dev_info info;
+       struct rte_eth_rxconf rxq_conf;
+       struct rte_eth_txconf txq_conf;
        int retval;
        uint16_t q;
+       uint16_t nb_rxd = RX_RING_SIZE;
+       uint16_t nb_txd = TX_RING_SIZE;
+       uint64_t rss_hf_tmp;
 
        if (rte_eal_process_type() == RTE_PROC_SECONDARY)
                return 0;
 
-       if (port >= rte_eth_dev_count())
+       if (!rte_eth_dev_is_valid_port(port))
                return -1;
 
-       printf("# Initialising port %u... ", (unsigned)port);
+       printf("# Initialising port %u... ", port);
        fflush(stdout);
 
-       rte_eth_dev_info_get(port, &info);
+       retval = rte_eth_dev_info_get(port, &info);
+       if (retval != 0) {
+               printf("Error during getting device (port %u) info: %s\n",
+                               port, strerror(-retval));
+               return retval;
+       }
+
        info.default_rxconf.rx_drop_en = 1;
 
+       if (info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
+               port_conf.txmode.offloads |=
+                       DEV_TX_OFFLOAD_MBUF_FAST_FREE;
+
+       rss_hf_tmp = port_conf.rx_adv_conf.rss_conf.rss_hf;
+       port_conf.rx_adv_conf.rss_conf.rss_hf &= info.flow_type_rss_offloads;
+       if (port_conf.rx_adv_conf.rss_conf.rss_hf != rss_hf_tmp) {
+               printf("Port %u modified RSS hash function based on hardware support,"
+                       "requested:%#"PRIx64" configured:%#"PRIx64"\n",
+                       port,
+                       rss_hf_tmp,
+                       port_conf.rx_adv_conf.rss_conf.rss_hf);
+       }
+
        retval = rte_eth_dev_configure(port, rx_rings, tx_rings, &port_conf);
        if (retval < 0)
                return retval;
 
+       retval = rte_eth_dev_adjust_nb_rx_tx_desc(port, &nb_rxd, &nb_txd);
+       if (retval < 0)
+               return retval;
+
+       rxq_conf = info.default_rxconf;
+       rxq_conf.offloads = port_conf.rxmode.offloads;
        for (q = 0; q < rx_rings; q ++) {
-               retval = rte_eth_rx_queue_setup(port, q, RX_RING_SIZE,
+               retval = rte_eth_rx_queue_setup(port, q, nb_rxd,
                                rte_eth_dev_socket_id(port),
-                               &info.default_rxconf,
+                               &rxq_conf,
                                mbuf_pool);
                if (retval < 0)
                        return retval;
        }
 
+       txq_conf = info.default_txconf;
+       txq_conf.offloads = port_conf.txmode.offloads;
        for (q = 0; q < tx_rings; q ++) {
-               retval = rte_eth_tx_queue_setup(port, q, TX_RING_SIZE,
+               retval = rte_eth_tx_queue_setup(port, q, nb_txd,
                                rte_eth_dev_socket_id(port),
-                               NULL);
+                               &txq_conf);
                if (retval < 0)
                        return retval;
        }
 
-       rte_eth_promiscuous_enable(port);
+       retval = rte_eth_promiscuous_enable(port);
+       if (retval != 0)
+               return retval;
 
        retval  = rte_eth_dev_start(port);
        if (retval < 0)
@@ -280,7 +279,7 @@ static void
 assign_ports_to_cores(void)
 {
 
-       const unsigned lcores = rte_eal_get_configuration()->lcore_count;
+       const unsigned int lcores = rte_lcore_count();
        const unsigned port_pairs = num_ports / 2;
        const unsigned pairs_per_lcore = port_pairs / lcores;
        unsigned extra_pairs = port_pairs % lcores;
@@ -358,12 +357,14 @@ lcore_main(void *arg __rte_unused)
 
 /* 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(uint16_t port_num, 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;
+       int ret;
 
        printf("\nChecking link status");
        fflush(stdout);
@@ -373,22 +374,28 @@ check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
                        if ((port_mask & (1 << portid)) == 0)
                                continue;
                        memset(&link, 0, sizeof(link));
-                       rte_eth_link_get_nowait(portid, &link);
+                       ret = rte_eth_link_get_nowait(portid, &link);
+                       if (ret < 0) {
+                               all_ports_up = 0;
+                               if (print_flag == 1)
+                                       printf("Port %u link get failed: %s\n",
+                                               portid, rte_strerror(-ret));
+                               continue;
+                       }
                        /* 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 */
-                       if (link.link_status == 0) {
+                       if (link.link_status == ETH_LINK_DOWN) {
                                all_ports_up = 0;
                                break;
                        }
@@ -436,7 +443,7 @@ main(int argc, char **argv)
        argv += ret;
 
        /* determine the NIC devices available */
-       if (rte_eth_dev_count() == 0)
+       if (rte_eth_dev_count_avail() == 0)
                rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n");
 
        /* parse application arguments (those after the EAL ones) */