examples/tep_term: remove redundant info get

[dpdk.git] / examples / vm_power_manager / main.c

diff --git a/examples/vm_power_manager/main.c b/examples/vm_power_manager/main.c
index f8cab11..d39f044 100644 (file)
--- a/examples/vm_power_manager/main.c
+++ b/examples/vm_power_manager/main.c
@@ -54,7 +54,7 @@ static volatile bool force_quit;
 /****************/
 static const struct rte_eth_conf port_conf_default = {
        .rxmode = {
-               .max_rx_pkt_len = ETHER_MAX_LEN,
+               .max_rx_pkt_len = RTE_ETHER_MAX_LEN,
        },
 };
 
@@ -71,7 +71,13 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool)
        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;
@@ -106,7 +112,13 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool)
 
        /* Display the port MAC address. */
        struct rte_ether_addr addr;
-       rte_eth_macaddr_get(port, &addr);
+       retval = rte_eth_macaddr_get(port, &addr);
+       if (retval != 0) {
+               printf("Failed to get device (port %u) MAC address: %s\n",
+                               port, rte_strerror(-retval));
+               return retval;
+       }
+
        printf("Port %u MAC: %02" PRIx8 " %02" PRIx8 " %02" PRIx8
                           " %02" PRIx8 " %02" PRIx8 " %02" PRIx8 "\n",
                        (unsigned int)port,
@@ -115,7 +127,9 @@ 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;
@@ -229,6 +243,7 @@ check_all_ports_link_status(uint32_t port_mask)
 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
        uint16_t portid, count, all_ports_up, print_flag = 0;
        struct rte_eth_link link;
+       int ret;
 
        printf("\nChecking link status");
        fflush(stdout);
@@ -242,7 +257,14 @@ check_all_ports_link_status(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)
@@ -434,7 +456,7 @@ main(int argc, char **argv)
                return -1;
        }
 
-       add_host_channel();
+       add_host_channels();
 
        printf("Running core monitor on lcore id %d\n", lcore_id);
        rte_eal_remote_launch(run_core_monitor, NULL, lcore_id);