X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fmulti_process%2Fsymmetric_mp%2Fmain.c;h=7d1d274d0b6943efc5ea4dce6f3472e1ea4af84b;hb=1a2d1f62d7ba2b36d031ecf60ad4eb11117c670a;hp=4f1946bda6d8891fa4c7260027fa5602310b1443;hpb=e60f71ebd68f8b841bda43f210861e010ad5eb61;p=dpdk.git diff --git a/examples/multi_process/symmetric_mp/main.c b/examples/multi_process/symmetric_mp/main.c index 4f1946bda6..7d1d274d0b 100644 --- a/examples/multi_process/symmetric_mp/main.c +++ b/examples/multi_process/symmetric_mp/main.c @@ -1,35 +1,34 @@ /*- * BSD LICENSE - * - * Copyright(c) 2010-2013 Intel Corporation. All rights reserved. + * + * 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 + * + * 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 + * + * * 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 + * * 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 + * * 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 + * + * 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. - * */ /* @@ -59,14 +58,11 @@ #include #include #include -#include #include #include #include -#include #include #include -#include #include #include #include @@ -80,7 +76,6 @@ #define RTE_LOGTYPE_APP RTE_LOGTYPE_USER1 -#define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM) #define NB_MBUFS 64*1024 /* use 64k mbufs */ #define MBUF_CACHE_SIZE 256 #define PKT_BURST 32 @@ -90,36 +85,6 @@ #define PARAM_PROC_ID "proc-id" #define PARAM_NUM_PROCS "num-procs" -/* - * RX and TX Prefetch, Host, and Write-back threshold values should be - * carefully set for optimal performance. Consult the network - * controller's datasheet and supporting DPDK documentation for guidance - * on how these parameters should be set. - */ -/* Default configuration for rx and tx thresholds etc. */ -static const struct rte_eth_rxconf rx_conf_default = { - .rx_thresh = { - .pthresh = 8, - .hthresh = 8, - .wthresh = 4, - }, -}; - -/* - * These default values are optimized for use with the Intel(R) 82599 10 GbE - * Controller and the DPDK ixgbe PMD. Consider using other values for other - * network controllers and/or network drivers. - */ -static const struct rte_eth_txconf tx_conf_default = { - .tx_thresh = { - .pthresh = 36, - .hthresh = 0, - .wthresh = 0, - }, - .tx_free_thresh = 0, /* Use PMD default values */ - .tx_rs_thresh = 0, /* Use PMD default values */ -}; - /* for each lcore, record the elements of the ports array to use */ struct lcore_ports{ unsigned start_port; @@ -132,12 +97,12 @@ struct port_stats{ unsigned rx; unsigned tx; unsigned drop; -} __attribute__((aligned(CACHE_LINE_SIZE / 2))); +} __attribute__((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]; @@ -227,9 +192,9 @@ smp_parse_args(int argc, char **argv) ports[num_ports++] = (uint8_t)i; ret = optind-1; - optind = 0; /* reset getopt lib */ + optind = 1; /* reset getopt lib */ - return (ret); + return ret; } /* @@ -237,22 +202,23 @@ 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, + .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 */ + .hw_strip_crc = 1, /**< CRC stripped by hardware */ }, .rx_adv_conf = { .rss_conf = { .rss_key = NULL, - .rss_hf = ETH_RSS_IPV4 | ETH_RSS_IPV6, + .rss_hf = ETH_RSS_IP, }, }, .txmode = { @@ -260,8 +226,11 @@ 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; int retval; uint16_t q; + uint16_t nb_rxd = RX_RING_SIZE; + uint16_t nb_txd = TX_RING_SIZE; if (rte_eal_process_type() == RTE_PROC_SECONDARY) return 0; @@ -269,24 +238,33 @@ smp_port_init(uint8_t port, struct rte_mempool *mbuf_pool, uint16_t num_queues) if (port >= rte_eth_dev_count()) return -1; - printf("# Initialising port %u... ", (unsigned)port); + printf("# Initialising port %u... ", port); fflush(stdout); + rte_eth_dev_info_get(port, &info); + info.default_rxconf.rx_drop_en = 1; + 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; + for (q = 0; q < rx_rings; q ++) { - retval = rte_eth_rx_queue_setup(port, q, RX_RING_SIZE, - rte_eth_dev_socket_id(port), &rx_conf_default, + retval = rte_eth_rx_queue_setup(port, q, nb_rxd, + rte_eth_dev_socket_id(port), + &info.default_rxconf, mbuf_pool); if (retval < 0) return retval; } for (q = 0; q < tx_rings; q ++) { - retval = rte_eth_tx_queue_setup(port, q, RX_RING_SIZE, - rte_eth_dev_socket_id(port), &tx_conf_default); + retval = rte_eth_tx_queue_setup(port, q, nb_txd, + rte_eth_dev_socket_id(port), + NULL); if (retval < 0) return retval; } @@ -348,10 +326,10 @@ lcore_main(void *arg __rte_unused) /* build up message in msgbuf before printing to decrease likelihood * of multi-core message interleaving. */ - msgbufpos += rte_snprintf(msgbuf, sizeof(msgbuf) - msgbufpos, + msgbufpos += snprintf(msgbuf, sizeof(msgbuf) - msgbufpos, "Lcore %u using ports ", id); for (p = start_port; p < end_port; p++){ - msgbufpos += rte_snprintf(msgbuf + msgbufpos, sizeof(msgbuf) - msgbufpos, + msgbufpos += snprintf(msgbuf + msgbufpos, sizeof(msgbuf) - msgbufpos, "%u ", (unsigned)ports[p]); } printf("%s\n", msgbuf); @@ -385,11 +363,12 @@ 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; printf("\nChecking link status"); @@ -404,18 +383,17 @@ 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 */ - if (link.link_status == 0) { + if (link.link_status == ETH_LINK_DOWN) { all_ports_up = 0; break; } @@ -462,25 +440,19 @@ main(int argc, char **argv) argc -= ret; argv += ret; - /* probe to determine the NIC devices available */ - proc_type = rte_eal_process_type(); - if (rte_pmd_init_all() < 0) - rte_exit(EXIT_FAILURE, "Cannot init pmd\n"); - if (rte_eal_pci_probe() < 0) - rte_exit(EXIT_FAILURE, "Cannot probe PCI\n"); + /* determine the NIC devices available */ if (rte_eth_dev_count() == 0) rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n"); /* parse application arguments (those after the EAL ones) */ smp_parse_args(argc, argv); + proc_type = rte_eal_process_type(); mp = (proc_type == RTE_PROC_SECONDARY) ? rte_mempool_lookup(_SMP_MBUF_POOL) : - rte_mempool_create(_SMP_MBUF_POOL, NB_MBUFS, MBUF_SIZE, - MBUF_CACHE_SIZE, sizeof(struct rte_pktmbuf_pool_private), - rte_pktmbuf_pool_init, NULL, - rte_pktmbuf_init, NULL, - rte_socket_id(), 0); + rte_pktmbuf_pool_create(_SMP_MBUF_POOL, NB_MBUFS, + MBUF_CACHE_SIZE, 0, RTE_MBUF_DEFAULT_BUF_SIZE, + rte_socket_id()); if (mp == NULL) rte_exit(EXIT_FAILURE, "Cannot get memory pool for buffers\n");