X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fskeleton%2Fbasicfwd.c;h=73d313b84ed1da40a1c645c2954d559fb63d7fc9;hb=8162238b7d92bb9ce05bd7f8244bed7ffca2d5b6;hp=339ea8e8791c2146fe3b7fbbe1acfc380614d063;hpb=5d98dd08972d15405a8e17195a5b4686be9b2b7b;p=dpdk.git diff --git a/examples/skeleton/basicfwd.c b/examples/skeleton/basicfwd.c index 339ea8e879..73d313b84e 100644 --- a/examples/skeleton/basicfwd.c +++ b/examples/skeleton/basicfwd.c @@ -10,8 +10,8 @@ #include #include -#define RX_RING_SIZE 128 -#define TX_RING_SIZE 512 +#define RX_RING_SIZE 1024 +#define TX_RING_SIZE 1024 #define NUM_MBUFS 8191 #define MBUF_CACHE_SIZE 250 @@ -19,8 +19,7 @@ static const struct rte_eth_conf port_conf_default = { .rxmode = { - .max_rx_pkt_len = ETHER_MAX_LEN, - .ignore_offload_bitfield = 1, + .max_rx_pkt_len = RTE_ETHER_MAX_LEN, }, }; @@ -42,10 +41,16 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool) struct rte_eth_dev_info dev_info; struct rte_eth_txconf txconf; - if (port >= rte_eth_dev_count()) + if (!rte_eth_dev_is_valid_port(port)) return -1; - rte_eth_dev_info_get(port, &dev_info); + retval = rte_eth_dev_info_get(port, &dev_info); + if (retval != 0) { + printf("Error during getting device (port %u) info: %s\n", + port, strerror(-retval)); + return retval; + } + if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) port_conf.txmode.offloads |= DEV_TX_OFFLOAD_MBUF_FAST_FREE; @@ -68,7 +73,6 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool) } txconf = dev_info.default_txconf; - txconf.txq_flags = ETH_TXQ_FLAGS_IGNORE; txconf.offloads = port_conf.txmode.offloads; /* Allocate and set up 1 TX queue per Ethernet port. */ for (q = 0; q < tx_rings; q++) { @@ -84,8 +88,11 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool) return retval; /* Display the port MAC address. */ - struct ether_addr addr; - rte_eth_macaddr_get(port, &addr); + struct rte_ether_addr addr; + retval = rte_eth_macaddr_get(port, &addr); + if (retval != 0) + return retval; + printf("Port %u MAC: %02" PRIx8 " %02" PRIx8 " %02" PRIx8 " %02" PRIx8 " %02" PRIx8 " %02" PRIx8 "\n", port, @@ -94,7 +101,9 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool) addr.addr_bytes[4], addr.addr_bytes[5]); /* Enable RX in promiscuous mode for the Ethernet device. */ - rte_eth_promiscuous_enable(port); + retval = rte_eth_promiscuous_enable(port); + if (retval != 0) + return retval; return 0; } @@ -106,14 +115,13 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool) static __attribute__((noreturn)) void lcore_main(void) { - const uint16_t nb_ports = rte_eth_dev_count(); uint16_t port; /* * Check that the port is on the same NUMA node as the polling thread * for best performance. */ - for (port = 0; port < nb_ports; port++) + RTE_ETH_FOREACH_DEV(port) if (rte_eth_dev_socket_id(port) > 0 && rte_eth_dev_socket_id(port) != (int)rte_socket_id()) @@ -130,7 +138,7 @@ lcore_main(void) * Receive packets on a port and forward them on the paired * port. The mapping is 0 -> 1, 1 -> 0, 2 -> 3, 3 -> 2, etc. */ - for (port = 0; port < nb_ports; port++) { + RTE_ETH_FOREACH_DEV(port) { /* Get burst of RX packets, from first port of pair. */ struct rte_mbuf *bufs[BURST_SIZE]; @@ -174,7 +182,7 @@ main(int argc, char *argv[]) argv += ret; /* Check that there is an even number of ports to send/receive on. */ - nb_ports = rte_eth_dev_count(); + nb_ports = rte_eth_dev_count_avail(); if (nb_ports < 2 || (nb_ports & 1)) rte_exit(EXIT_FAILURE, "Error: number of ports must be even\n"); @@ -186,7 +194,7 @@ main(int argc, char *argv[]) rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n"); /* Initialize all ports. */ - for (portid = 0; portid < nb_ports; portid++) + RTE_ETH_FOREACH_DEV(portid) if (port_init(portid, mbuf_pool) != 0) rte_exit(EXIT_FAILURE, "Cannot init port %"PRIu16 "\n", portid);