From 22e6545fd02cab42332acd716b8921dd0aab3ad9 Mon Sep 17 00:00:00 2001 From: Wenzhuo Lu Date: Fri, 24 Feb 2017 11:24:35 +0800 Subject: [PATCH] app/testpmd: set TC strict link priority mode Add a CLI to set some TCs' strict link priority mode on a physical port. Signed-off-by: Wenzhuo Lu Acked-by: Jingjing Wu --- app/test-pmd/cmdline.c | 62 +++++++++++++++++++++ doc/guides/testpmd_app_ug/testpmd_funcs.rst | 7 +++ 2 files changed, 69 insertions(+) diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index f025472c67..b93b096b83 100644 --- a/app/test-pmd/cmdline.c +++ b/app/test-pmd/cmdline.c @@ -324,6 +324,9 @@ static void cmd_help_long_parsed(void *parsed_result, "set vf tc tx max-bandwidth (port_id) (vf_id) (tc_no) (bandwidth)\n" " Set a TC's max bandwidth(Mbps) on a VF.\n\n" + "set tx strict-link-priority (port_id) (tc_bitmap)\n" + " Set some TCs' strict link priority mode on a physical port.\n\n" + "vlan set filter (on|off) (port_id)\n" " Set the VLAN filter on a port.\n\n" @@ -12418,11 +12421,13 @@ struct cmd_vf_tc_bw_result { cmdline_fixed_string_t tx; cmdline_fixed_string_t min_bw; cmdline_fixed_string_t max_bw; + cmdline_fixed_string_t strict_link_prio; uint8_t port_id; uint16_t vf_id; uint8_t tc_no; uint32_t bw; cmdline_fixed_string_t bw_list; + uint8_t tc_map; }; cmdline_parse_token_string_t cmd_vf_tc_bw_set = @@ -12441,6 +12446,10 @@ cmdline_parse_token_string_t cmd_vf_tc_bw_tx = TOKEN_STRING_INITIALIZER (struct cmd_vf_tc_bw_result, tx, "tx"); +cmdline_parse_token_string_t cmd_vf_tc_bw_strict_link_prio = + TOKEN_STRING_INITIALIZER + (struct cmd_vf_tc_bw_result, + strict_link_prio, "strict-link-priority"); cmdline_parse_token_string_t cmd_vf_tc_bw_min_bw = TOKEN_STRING_INITIALIZER (struct cmd_vf_tc_bw_result, @@ -12469,6 +12478,10 @@ cmdline_parse_token_string_t cmd_vf_tc_bw_bw_list = TOKEN_STRING_INITIALIZER (struct cmd_vf_tc_bw_result, bw_list, NULL); +cmdline_parse_token_num_t cmd_vf_tc_bw_tc_map = + TOKEN_NUM_INITIALIZER + (struct cmd_vf_tc_bw_result, + tc_map, UINT8); /* VF max bandwidth setting */ static void @@ -12678,6 +12691,54 @@ cmdline_parse_inst_t cmd_vf_tc_max_bw = { }, }; +/* Strict link priority scheduling mode setting */ +static void +cmd_strict_link_prio_parsed( + void *parsed_result, + __attribute__((unused)) struct cmdline *cl, + __attribute__((unused)) void *data) +{ + struct cmd_vf_tc_bw_result *res = parsed_result; + int ret = -ENOTSUP; + + if (port_id_is_invalid(res->port_id, ENABLED_WARN)) + return; + +#ifdef RTE_LIBRTE_I40E_PMD + ret = rte_pmd_i40e_set_tc_strict_prio(res->port_id, res->tc_map); +#endif + + switch (ret) { + case 0: + break; + case -EINVAL: + printf("invalid tc_bitmap 0x%x\n", res->tc_map); + break; + case -ENODEV: + printf("invalid port_id %d\n", res->port_id); + break; + case -ENOTSUP: + printf("function not implemented\n"); + break; + default: + printf("programming error: (%s)\n", strerror(-ret)); + } +} + +cmdline_parse_inst_t cmd_strict_link_prio = { + .f = cmd_strict_link_prio_parsed, + .data = NULL, + .help_str = "set tx strict-link-priority ", + .tokens = { + (void *)&cmd_vf_tc_bw_set, + (void *)&cmd_vf_tc_bw_tx, + (void *)&cmd_vf_tc_bw_strict_link_prio, + (void *)&cmd_vf_tc_bw_port_id, + (void *)&cmd_vf_tc_bw_tc_map, + NULL, + }, +}; + /* ******************************************************************************** */ @@ -12857,6 +12918,7 @@ cmdline_parse_ctx_t main_ctx[] = { (cmdline_parse_inst_t *)&cmd_vf_max_bw, (cmdline_parse_inst_t *)&cmd_vf_tc_min_bw, (cmdline_parse_inst_t *)&cmd_vf_tc_max_bw, + (cmdline_parse_inst_t *)&cmd_strict_link_prio, NULL, }; diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testpmd_app_ug/testpmd_funcs.rst index 6e281d22ec..f08a79537e 100644 --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst @@ -914,6 +914,13 @@ Set a TC's TX max absolute bandwidth (Mbps) for a VF from PF:: testpmd> set vf tc tx max-bandwidth (port_id) (vf_id) (tc_no) (max_bandwidth) +set tc strict link priority mode +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Set some TCs' strict link priority mode on a physical port:: + + testpmd> set tx strict-link-priority (port_id) (tc_bitmap) + set flow_ctrl rx ~~~~~~~~~~~~~~~~ -- 2.20.1