app/test/test_ethdev_link.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright (c) 2020 Samsung Electronics Co., Ltd All Rights Reserved
   3  */
   4
   5 #include <rte_log.h>
   6 #include <rte_ethdev.h>
   7
   8 #include <rte_test.h>
   9 #include "test.h"
  10
  11
  12 static int32_t
  13 test_link_status_up_default(void)
  14 {
  15         int ret = 0;
  16         struct rte_eth_link link_status = {
  17                 .link_speed = ETH_SPEED_NUM_2_5G,
  18                 .link_status = ETH_LINK_UP,
  19                 .link_autoneg = ETH_LINK_AUTONEG,
  20                 .link_duplex = ETH_LINK_FULL_DUPLEX
  21         };
  22         char text[RTE_ETH_LINK_MAX_STR_LEN];
  23
  24         ret = rte_eth_link_to_str(text, sizeof(text), &link_status);
  25         RTE_TEST_ASSERT(ret > 0, "Failed to format default string\n");
  26         printf("Default link up #1: %s\n", text);
  27         TEST_ASSERT_BUFFERS_ARE_EQUAL("Link up at 2.5 Gbps FDX Autoneg",
  28                 text, strlen(text), "Invalid default link status string");
  29
  30         link_status.link_duplex = ETH_LINK_HALF_DUPLEX;
  31         link_status.link_autoneg = ETH_LINK_FIXED;
  32         link_status.link_speed = ETH_SPEED_NUM_10M,
  33         ret = rte_eth_link_to_str(text, sizeof(text), &link_status);
  34         printf("Default link up #2: %s\n", text);
  35         RTE_TEST_ASSERT(ret > 0, "Failed to format default string\n");
  36         TEST_ASSERT_BUFFERS_ARE_EQUAL("Link up at 10 Mbps HDX Fixed",
  37                 text, strlen(text), "Invalid default link status "
  38                 "string with HDX");
  39
  40         link_status.link_speed = ETH_SPEED_NUM_UNKNOWN;
  41         ret = rte_eth_link_to_str(text, sizeof(text), &link_status);
  42         printf("Default link up #3: %s\n", text);
  43         RTE_TEST_ASSERT(ret > 0, "Failed to format default string\n");
  44         TEST_ASSERT_BUFFERS_ARE_EQUAL("Link up at Unknown HDX Fixed",
  45                 text, strlen(text), "Invalid default link status "
  46                 "string with HDX");
  47
  48         link_status.link_speed = ETH_SPEED_NUM_NONE;
  49         ret = rte_eth_link_to_str(text, sizeof(text), &link_status);
  50         printf("Default link up #3: %s\n", text);
  51         RTE_TEST_ASSERT(ret > 0, "Failed to format default string\n");
  52         TEST_ASSERT_BUFFERS_ARE_EQUAL("Link up at None HDX Fixed",
  53                 text, strlen(text), "Invalid default link status "
  54                 "string with HDX");
  55
  56         /* test max str len */
  57         link_status.link_speed = ETH_SPEED_NUM_200G;
  58         link_status.link_duplex = ETH_LINK_HALF_DUPLEX;
  59         link_status.link_autoneg = ETH_LINK_AUTONEG;
  60         ret = rte_eth_link_to_str(text, sizeof(text), &link_status);
  61         printf("Default link up #4:len = %d, %s\n", ret, text);
  62         RTE_TEST_ASSERT(ret < RTE_ETH_LINK_MAX_STR_LEN,
  63                 "String length exceeds max allowed value\n");
  64         return TEST_SUCCESS;
  65 }
  66
  67 static int32_t
  68 test_link_status_down_default(void)
  69 {
  70         int ret = 0;
  71         struct rte_eth_link link_status = {
  72                 .link_speed = ETH_SPEED_NUM_2_5G,
  73                 .link_status = ETH_LINK_DOWN,
  74                 .link_autoneg = ETH_LINK_AUTONEG,
  75                 .link_duplex = ETH_LINK_FULL_DUPLEX
  76         };
  77         char text[RTE_ETH_LINK_MAX_STR_LEN];
  78
  79         ret = rte_eth_link_to_str(text, sizeof(text), &link_status);
  80         RTE_TEST_ASSERT(ret > 0, "Failed to format default string\n");
  81         TEST_ASSERT_BUFFERS_ARE_EQUAL("Link down",
  82                 text, strlen(text), "Invalid default link status string");
  83
  84         return TEST_SUCCESS;
  85 }
  86
  87 static int32_t
  88 test_link_status_invalid(void)
  89 {
  90         int ret = 0;
  91         struct rte_eth_link link_status = {
  92                 .link_speed = 55555,
  93                 .link_status = ETH_LINK_UP,
  94                 .link_autoneg = ETH_LINK_AUTONEG,
  95                 .link_duplex = ETH_LINK_FULL_DUPLEX
  96         };
  97         char text[RTE_ETH_LINK_MAX_STR_LEN];
  98
  99         ret = rte_eth_link_to_str(text, sizeof(text), &link_status);
 100         RTE_TEST_ASSERT(ret < RTE_ETH_LINK_MAX_STR_LEN,
 101                 "Failed to format invalid string\n");
 102         printf("invalid link up #1: len=%d %s\n", ret, text);
 103         TEST_ASSERT_BUFFERS_ARE_EQUAL("Link up at Invalid FDX Autoneg",
 104                 text, strlen(text), "Incorrect invalid link status string");
 105
 106         return TEST_SUCCESS;
 107 }
 108
 109
 110 static int32_t
 111 test_link_speed_all_values(void)
 112 {
 113         const char *speed;
 114         uint32_t i;
 115         struct link_speed_t {
 116                 const char *value;
 117                 uint32_t link_speed;
 118         } speed_str_map[] = {
 119                 { "None",   ETH_SPEED_NUM_NONE },
 120                 { "10 Mbps",  ETH_SPEED_NUM_10M },
 121                 { "100 Mbps", ETH_SPEED_NUM_100M },
 122                 { "1 Gbps",   ETH_SPEED_NUM_1G },
 123                 { "2.5 Gbps", ETH_SPEED_NUM_2_5G },
 124                 { "5 Gbps",   ETH_SPEED_NUM_5G },
 125                 { "10 Gbps",  ETH_SPEED_NUM_10G },
 126                 { "20 Gbps",  ETH_SPEED_NUM_20G },
 127                 { "25 Gbps",  ETH_SPEED_NUM_25G },
 128                 { "40 Gbps",  ETH_SPEED_NUM_40G },
 129                 { "50 Gbps",  ETH_SPEED_NUM_50G },
 130                 { "56 Gbps",  ETH_SPEED_NUM_56G },
 131                 { "100 Gbps", ETH_SPEED_NUM_100G },
 132                 { "200 Gbps", ETH_SPEED_NUM_200G },
 133                 { "Unknown",  ETH_SPEED_NUM_UNKNOWN },
 134                 { "Invalid",   50505 }
 135         };
 136
 137         for (i = 0; i < sizeof(speed_str_map) / sizeof(struct link_speed_t);
 138                         i++) {
 139                 speed = rte_eth_link_speed_to_str(speed_str_map[i].link_speed);
 140                 TEST_ASSERT_BUFFERS_ARE_EQUAL(speed_str_map[i].value,
 141                         speed, strlen(speed_str_map[i].value),
 142                         "Invalid link speed string");
 143         }
 144         return TEST_SUCCESS;
 145 }
 146
 147 static struct unit_test_suite link_status_testsuite = {
 148         .suite_name = "link status formatting",
 149         .setup = NULL,
 150         .teardown = NULL,
 151         .unit_test_cases = {
 152                 TEST_CASE(test_link_status_up_default),
 153                 TEST_CASE(test_link_status_down_default),
 154                 TEST_CASE(test_link_speed_all_values),
 155                 TEST_CASE(test_link_status_invalid),
 156                 TEST_CASES_END() /**< NULL terminate unit test array */
 157         }
 158 };
 159
 160 static int
 161 test_link_status(void)
 162 {
 163         rte_log_set_global_level(RTE_LOG_DEBUG);
 164         rte_log_set_level(RTE_LOGTYPE_EAL, RTE_LOG_DEBUG);
 165
 166         return unit_test_suite_runner(&link_status_testsuite);
 167 }
 168
 169 REGISTER_TEST_COMMAND(ethdev_link_status, test_link_status);