[dpdk-dev] [PATCH] app/testpmd: add command to print representor info
Andrew Rybchenko
andrew.rybchenko at oktetlabs.ru
Fri Aug 27 08:39:35 CEST 2021
From: Viacheslav Galaktionov <viacheslav.galaktionov at oktetlabs.ru>
Make it simpler to debug configurations and code related to the representor
info API.
Signed-off-by: Viacheslav Galaktionov <viacheslav.galaktionov at oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <andrew.rybchenko at oktetlabs.ru>
Reviewed-by: Andy Moreton <amoreton at xilinx.com>
---
app/test-pmd/cmdline.c | 117 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 117 insertions(+)
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 82253bc751..49e6e63471 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -236,6 +236,10 @@ static void cmd_help_long_parsed(void *parsed_result,
" Show port supported ptypes"
" for a specific port\n\n"
+ "show port (port_id) representors\n"
+ " Show supported representors"
+ " for a specific port\n\n"
+
"show device info (<identifier>|all)"
" Show general information about devices probed.\n\n"
@@ -16962,6 +16966,118 @@ cmdline_parse_inst_t cmd_show_capability = {
},
};
+/* *** show port representors information *** */
+struct cmd_representor_info_result {
+ cmdline_fixed_string_t cmd_show;
+ cmdline_fixed_string_t cmd_port;
+ cmdline_fixed_string_t cmd_keyword;
+ portid_t cmd_pid;
+};
+
+static void
+cmd_representor_info_parsed(void *parsed_result,
+ __rte_unused struct cmdline *cl,
+ __rte_unused void *data)
+{
+ struct cmd_representor_info_result *res = parsed_result;
+ struct rte_eth_representor_info *info;
+ uint32_t i;
+ int ret;
+ int num;
+
+ if (!rte_eth_dev_is_valid_port(res->cmd_pid)) {
+ fprintf(stderr, "Invalid port id %u\n", res->cmd_pid);
+ return;
+ }
+
+ ret = rte_eth_representor_info_get(res->cmd_pid, NULL);
+ if (ret < 0) {
+ fprintf(stderr,
+ "Failed to get the number of representor info ranges for port %hu: %s\n",
+ res->cmd_pid, rte_strerror(-ret));
+ return;
+ }
+ num = ret;
+
+ info = calloc(1, sizeof(*info) + num * sizeof(info->ranges[0]));
+ if (info == NULL) {
+ fprintf(stderr,
+ "Failed to allocate memory for representor info for port %hu\n",
+ res->cmd_pid);
+ return;
+ }
+ info->nb_ranges_alloc = num;
+
+ ret = rte_eth_representor_info_get(res->cmd_pid, info);
+ if (ret < 0) {
+ fprintf(stderr,
+ "Failed to get the representor info for port %hu: %s\n",
+ res->cmd_pid, rte_strerror(-ret));
+ free(info);
+ return;
+ }
+
+ printf("Port controller: %hu\n", info->controller);
+ printf("Port PF: %hu\n", info->pf);
+ printf("Ranges: %u\n", info->nb_ranges);
+ for (i = 0; i < info->nb_ranges; i++) {
+ printf("%u:\n", i);
+ printf(" Name: %s\n", info->ranges[i].name);
+ printf(" Controller: %d\n", info->ranges[i].controller);
+ printf(" PF: %d\n", info->ranges[i].pf);
+ switch (info->ranges[i].type) {
+ case RTE_ETH_REPRESENTOR_NONE:
+ printf(" Type: NONE\n");
+ break;
+ case RTE_ETH_REPRESENTOR_VF:
+ printf(" Type: VF\n");
+ printf(" VF: %d\n", info->ranges[i].vf);
+ break;
+ case RTE_ETH_REPRESENTOR_SF:
+ printf(" Type: SF\n");
+ printf(" SF: %d\n", info->ranges[i].sf);
+ break;
+ case RTE_ETH_REPRESENTOR_PF:
+ printf(" Type: PF\n");
+ break;
+ default:
+ printf(" Type: UNKNOWN VALUE %d\n",
+ info->ranges[i].type);
+ break;
+ }
+ printf(" Range: [%u-%u]\n", info->ranges[i].id_base,
+ info->ranges[i].id_end);
+ }
+
+ free(info);
+}
+
+cmdline_parse_token_string_t cmd_representor_info_show =
+ TOKEN_STRING_INITIALIZER(struct cmd_representor_info_result,
+ cmd_show, "show");
+cmdline_parse_token_string_t cmd_representor_info_port =
+ TOKEN_STRING_INITIALIZER(struct cmd_representor_info_result,
+ cmd_port, "port");
+cmdline_parse_token_num_t cmd_representor_info_pid =
+ TOKEN_NUM_INITIALIZER(struct cmd_representor_info_result,
+ cmd_pid, RTE_UINT16);
+cmdline_parse_token_string_t cmd_representor_info_keyword =
+ TOKEN_STRING_INITIALIZER(struct cmd_representor_info_result,
+ cmd_keyword, "representors");
+
+cmdline_parse_inst_t cmd_representor_info = {
+ .f = cmd_representor_info_parsed,
+ .data = NULL,
+ .help_str = "show port <port_id> representors",
+ .tokens = {
+ (void *)&cmd_representor_info_show,
+ (void *)&cmd_representor_info_port,
+ (void *)&cmd_representor_info_pid,
+ (void *)&cmd_representor_info_keyword,
+ NULL,
+ },
+};
+
/* *** show fec mode per port configuration *** */
struct cmd_show_fec_metadata_result {
cmdline_fixed_string_t cmd_show;
@@ -17816,6 +17932,7 @@ cmdline_parse_ctx_t main_ctx[] = {
(cmdline_parse_inst_t *)&cmd_show_fec_mode,
(cmdline_parse_inst_t *)&cmd_set_fec_mode,
(cmdline_parse_inst_t *)&cmd_show_capability,
+ (cmdline_parse_inst_t *)&cmd_representor_info,
NULL,
};
--
2.30.2
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