X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fkni%2Fmain.c;h=bd3b329f8e42a1be5b91d466ed2d493c4c9e0722;hb=1cfe212ed17a;hp=6d434ad3d53bca3b6c192d5f55636d9783b6a099;hpb=10cbac6ae95e27f99d81d4d6a4e00bf73de3ef13;p=dpdk.git diff --git a/examples/kni/main.c b/examples/kni/main.c index 6d434ad3d5..bd3b329f8e 100644 --- a/examples/kni/main.c +++ b/examples/kni/main.c @@ -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 @@ -53,7 +24,6 @@ #include #include #include -#include #include #include #include @@ -61,12 +31,10 @@ #include #include #include -#include +#include #include #include #include -#include -#include #include #include #include @@ -93,10 +61,10 @@ #define MEMPOOL_CACHE_SZ PKT_BURST_SZ /* Number of RX ring descriptors */ -#define NB_RXD 128 +#define NB_RXD 1024 /* Number of TX ring descriptors */ -#define NB_TXD 512 +#define NB_TXD 1024 /* Total octets in ethernet header */ #define KNI_ENET_HEADER_SIZE 14 @@ -112,7 +80,7 @@ * Structure of port parameters */ struct kni_port_params { - uint8_t port_id;/* Port ID */ + uint16_t port_id;/* Port ID */ unsigned lcore_rx; /* lcore ID for RX */ unsigned lcore_tx; /* lcore ID for TX */ uint32_t nb_lcore_k; /* Number of lcores for KNI multi kernel threads */ @@ -127,11 +95,8 @@ static struct kni_port_params *kni_port_params_array[RTE_MAX_ETHPORTS]; /* Options for configuring ethernet port */ static struct rte_eth_conf port_conf = { .rxmode = { - .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 */ + .ignore_offload_bitfield = 1, + .offloads = DEV_RX_OFFLOAD_CRC_STRIP, }, .txmode = { .mq_mode = ETH_MQ_TX_NONE, @@ -164,8 +129,9 @@ struct kni_interface_stats { /* kni device statistics array */ static struct kni_interface_stats kni_stats[RTE_MAX_ETHPORTS]; -static int kni_change_mtu(uint8_t port_id, unsigned new_mtu); -static int kni_config_network_interface(uint8_t port_id, uint8_t if_up); +static int kni_change_mtu(uint16_t port_id, unsigned int new_mtu); +static int kni_config_network_interface(uint16_t port_id, uint8_t if_up); +static int kni_config_mac_address(uint16_t port_id, uint8_t mac_addr[]); static rte_atomic32_t kni_stop = RTE_ATOMIC32_INIT(0); @@ -173,7 +139,7 @@ static rte_atomic32_t kni_stop = RTE_ATOMIC32_INIT(0); static void print_stats(void) { - uint8_t i; + uint16_t i; printf("\n**KNI example application statistics**\n" "====== ============== ============ ============ ============ ============\n" @@ -240,7 +206,8 @@ kni_burst_free_mbufs(struct rte_mbuf **pkts, unsigned num) static void kni_ingress(struct kni_port_params *p) { - uint8_t i, port_id; + uint8_t i; + uint16_t port_id; unsigned nb_rx, num; uint32_t nb_kni; struct rte_mbuf *pkts_burst[PKT_BURST_SZ]; @@ -276,7 +243,8 @@ kni_ingress(struct kni_port_params *p) static void kni_egress(struct kni_port_params *p) { - uint8_t i, port_id; + uint8_t i; + uint16_t port_id; unsigned nb_tx, num; uint32_t nb_kni; struct rte_mbuf *pkts_burst[PKT_BURST_SZ]; @@ -318,8 +286,6 @@ main_loop(__rte_unused void *arg) }; enum lcore_rxtx flag = LCORE_NONE; - nb_ports = (uint8_t)(nb_ports < RTE_MAX_ETHPORTS ? - nb_ports : RTE_MAX_ETHPORTS); for (i = 0; i < nb_ports; i++) { if (!kni_port_params_array[i]) continue; @@ -420,7 +386,7 @@ parse_config(const char *arg) int i, j, nb_token; char *str_fld[_NUM_FLD]; unsigned long int_fld[_NUM_FLD]; - uint8_t port_id, nb_kni_port_params = 0; + uint16_t port_id, nb_kni_port_params = 0; memset(&kni_port_params_array, 0, sizeof(kni_port_params_array)); while (((p = strchr(p0, '(')) != NULL) && @@ -449,7 +415,7 @@ parse_config(const char *arg) } i = 0; - port_id = (uint8_t)int_fld[i++]; + port_id = int_fld[i++]; if (port_id >= RTE_MAX_ETHPORTS) { printf("Port ID %d could not exceed the maximum %d\n", port_id, RTE_MAX_ETHPORTS); @@ -605,26 +571,46 @@ init_kni(void) /* Initialise a single port on an Ethernet device */ static void -init_port(uint8_t port) +init_port(uint16_t port) { int ret; + uint16_t nb_rxd = NB_RXD; + uint16_t nb_txd = NB_TXD; + struct rte_eth_dev_info dev_info; + struct rte_eth_rxconf rxq_conf; + struct rte_eth_txconf txq_conf; + struct rte_eth_conf local_port_conf = port_conf; /* Initialise device and RX/TX queues */ RTE_LOG(INFO, APP, "Initialising port %u ...\n", (unsigned)port); fflush(stdout); - ret = rte_eth_dev_configure(port, 1, 1, &port_conf); + rte_eth_dev_info_get(port, &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(port, 1, 1, &local_port_conf); if (ret < 0) rte_exit(EXIT_FAILURE, "Could not configure port%u (%d)\n", (unsigned)port, ret); - ret = rte_eth_rx_queue_setup(port, 0, NB_RXD, - rte_eth_dev_socket_id(port), NULL, pktmbuf_pool); + ret = rte_eth_dev_adjust_nb_rx_tx_desc(port, &nb_rxd, &nb_txd); + if (ret < 0) + rte_exit(EXIT_FAILURE, "Could not adjust number of descriptors " + "for port%u (%d)\n", (unsigned)port, ret); + + rxq_conf = dev_info.default_rxconf; + rxq_conf.offloads = local_port_conf.rxmode.offloads; + ret = rte_eth_rx_queue_setup(port, 0, nb_rxd, + rte_eth_dev_socket_id(port), &rxq_conf, pktmbuf_pool); if (ret < 0) rte_exit(EXIT_FAILURE, "Could not setup up RX queue for " "port%u (%d)\n", (unsigned)port, ret); - ret = rte_eth_tx_queue_setup(port, 0, NB_TXD, - rte_eth_dev_socket_id(port), NULL); + txq_conf = dev_info.default_txconf; + txq_conf.txq_flags = ETH_TXQ_FLAGS_IGNORE; + txq_conf.offloads = local_port_conf.txmode.offloads; + ret = rte_eth_tx_queue_setup(port, 0, nb_txd, + rte_eth_dev_socket_id(port), &txq_conf); if (ret < 0) rte_exit(EXIT_FAILURE, "Could not setup up TX queue for " "port%u (%d)\n", (unsigned)port, ret); @@ -640,11 +626,12 @@ init_port(uint8_t port) /* 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\n"); @@ -659,18 +646,17 @@ 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 %uMbps - %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; } @@ -695,10 +681,13 @@ check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) /* Callback for request of changing MTU */ static int -kni_change_mtu(uint8_t port_id, unsigned new_mtu) +kni_change_mtu(uint16_t port_id, unsigned int new_mtu) { int ret; + uint16_t nb_rxd = NB_RXD; struct rte_eth_conf conf; + struct rte_eth_dev_info dev_info; + struct rte_eth_rxconf rxq_conf; if (port_id >= rte_eth_dev_count()) { RTE_LOG(ERR, APP, "Invalid port id %d\n", port_id); @@ -713,9 +702,9 @@ kni_change_mtu(uint8_t port_id, unsigned new_mtu) memcpy(&conf, &port_conf, sizeof(conf)); /* Set new MTU */ if (new_mtu > ETHER_MAX_LEN) - conf.rxmode.jumbo_frame = 1; + conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME; else - conf.rxmode.jumbo_frame = 0; + conf.rxmode.offloads &= ~DEV_RX_OFFLOAD_JUMBO_FRAME; /* mtu + length of header + length of FCS = max pkt length */ conf.rxmode.max_rx_pkt_len = new_mtu + KNI_ENET_HEADER_SIZE + @@ -726,6 +715,23 @@ kni_change_mtu(uint8_t port_id, unsigned new_mtu) return ret; } + ret = rte_eth_dev_adjust_nb_rx_tx_desc(port_id, &nb_rxd, NULL); + if (ret < 0) + rte_exit(EXIT_FAILURE, "Could not adjust number of descriptors " + "for port%u (%d)\n", (unsigned int)port_id, + ret); + + rte_eth_dev_info_get(port_id, &dev_info); + rxq_conf = dev_info.default_rxconf; + rxq_conf.offloads = conf.rxmode.offloads; + ret = rte_eth_rx_queue_setup(port_id, 0, nb_rxd, + rte_eth_dev_socket_id(port_id), &rxq_conf, pktmbuf_pool); + if (ret < 0) { + RTE_LOG(ERR, APP, "Fail to setup Rx queue of port %d\n", + port_id); + return ret; + } + /* Restart specific port */ ret = rte_eth_dev_start(port_id); if (ret < 0) { @@ -738,7 +744,7 @@ kni_change_mtu(uint8_t port_id, unsigned new_mtu) /* Callback for request of configuring network interface up/down */ static int -kni_config_network_interface(uint8_t port_id, uint8_t if_up) +kni_config_network_interface(uint16_t port_id, uint8_t if_up) { int ret = 0; @@ -762,8 +768,39 @@ kni_config_network_interface(uint8_t port_id, uint8_t if_up) return ret; } +static void +print_ethaddr(const char *name, struct ether_addr *mac_addr) +{ + char buf[ETHER_ADDR_FMT_SIZE]; + ether_format_addr(buf, ETHER_ADDR_FMT_SIZE, mac_addr); + RTE_LOG(INFO, APP, "\t%s%s\n", name, buf); +} + +/* Callback for request of configuring mac address */ +static int +kni_config_mac_address(uint16_t port_id, uint8_t mac_addr[]) +{ + int ret = 0; + + if (port_id >= rte_eth_dev_count() || port_id >= RTE_MAX_ETHPORTS) { + RTE_LOG(ERR, APP, "Invalid port id %d\n", port_id); + return -EINVAL; + } + + RTE_LOG(INFO, APP, "Configure mac address of %d\n", port_id); + print_ethaddr("Address:", (struct ether_addr *)mac_addr); + + ret = rte_eth_dev_default_mac_addr_set(port_id, + (struct ether_addr *)mac_addr); + if (ret < 0) + RTE_LOG(ERR, APP, "Failed to config mac_addr for port %d\n", + port_id); + + return ret; +} + static int -kni_alloc(uint8_t port_id) +kni_alloc(uint16_t port_id) { uint8_t i; struct rte_kni *kni; @@ -787,7 +824,7 @@ kni_alloc(uint8_t port_id) } else snprintf(conf.name, RTE_KNI_NAMESIZE, "vEth%u", port_id); - conf.group_id = (uint16_t)port_id; + conf.group_id = port_id; conf.mbuf_size = MAX_PACKET_SZ; /* * The first KNI device associated to a port @@ -800,13 +837,20 @@ kni_alloc(uint8_t port_id) memset(&dev_info, 0, sizeof(dev_info)); rte_eth_dev_info_get(port_id, &dev_info); - conf.addr = dev_info.pci_dev->addr; - conf.id = dev_info.pci_dev->id; + + if (dev_info.pci_dev) { + conf.addr = dev_info.pci_dev->addr; + conf.id = dev_info.pci_dev->id; + } + /* Get the interface default mac address */ + rte_eth_macaddr_get(port_id, + (struct ether_addr *)&conf.mac_addr); memset(&ops, 0, sizeof(ops)); ops.port_id = port_id; ops.change_mtu = kni_change_mtu; ops.config_network_if = kni_config_network_interface; + ops.config_mac_address = kni_config_mac_address; kni = rte_kni_alloc(pktmbuf_pool, &conf, &ops); } else @@ -822,7 +866,7 @@ kni_alloc(uint8_t port_id) } static int -kni_free_kni(uint8_t port_id) +kni_free_kni(uint16_t port_id) { uint8_t i; struct kni_port_params **p = kni_port_params_array; @@ -831,7 +875,8 @@ kni_free_kni(uint8_t port_id) return -1; for (i = 0; i < p[port_id]->nb_kni; i++) { - rte_kni_release(p[port_id]->kni[i]); + if (rte_kni_release(p[port_id]->kni[i])) + printf("Fail to release kni\n"); p[port_id]->kni[i] = NULL; } rte_eth_dev_stop(port_id); @@ -844,7 +889,7 @@ int main(int argc, char** argv) { int ret; - uint8_t nb_sys_ports, port; + uint16_t nb_sys_ports, port; unsigned i; /* Associate signal_hanlder function with USR signals */ @@ -915,9 +960,6 @@ main(int argc, char** argv) continue; kni_free_kni(port); } -#ifdef RTE_LIBRTE_XEN_DOM0 - rte_kni_close(); -#endif for (i = 0; i < RTE_MAX_ETHPORTS; i++) if (kni_port_params_array[i]) { rte_free(kni_port_params_array[i]);