From: Bernard Iremonger <bernard.iremon...@intel.com>
Add a CLI in testpmd to test the TC min bandwidth
setting.
Signed-off-by: Bernard Iremonger <bernard.iremon...@intel.com>
Signed-off-by: Wenzhuo Lu <wenzhuo...@intel.com>
---
app/test-pmd/cmdline.c | 66 +++++++++++++++++++++++++++++
doc/guides/testpmd_app_ug/testpmd_funcs.rst | 7 +++
2 files changed, 73 insertions(+)
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index a2d4c00..db9b445 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -327,6 +327,9 @@ static void cmd_help_long_parsed(void *parsed_result,
"set tx strict-link-priority (port_id) (tc_bitmap)\n"
" Set some TCs' strict link priority mode on a
physical port.\n\n"
+ "set tc tx min-bandwidth (port_id) (bw1, bw2, ...)\n"
+ " Set all TCs' min bandwidth(%%) for all PF and
VFs.\n\n"
+
"vlan set filter (on|off) (port_id)\n"
" Set the VLAN filter on a port.\n\n"
@@ -12630,6 +12633,68 @@ struct cmd_vf_tc_bw_result {
},
};
+static void
+cmd_tc_min_bw_parsed(
+ void *parsed_result,
+ __attribute__((unused)) struct cmdline *cl,
+ __attribute__((unused)) void *data)
+{
+ struct cmd_vf_tc_bw_result *res = parsed_result;
+ struct rte_port *port;
+ uint8_t tc_num;
+ uint8_t bw[16];
+ int ret = -ENOTSUP;
+
+ if (port_id_is_invalid(res->port_id, ENABLED_WARN))
+ return;
+
+ port = &ports[res->port_id];
+ /** Check if the port is not started **/
+ if (port->port_status != RTE_PORT_STOPPED) {
+ printf("Please stop port %d first\n", res->port_id);
+ return;
+ }
+
+ ret = vf_tc_min_bw_parse_bw_list(bw, &tc_num, res->bw_list);
+ if (ret)
+ return;
+
+#ifdef RTE_LIBRTE_IXGBE_PMD
+ ret = rte_pmd_ixgbe_set_tc_bw_alloc(res->port_id, tc_num, bw);
+#endif
+
+ switch (ret) {
+ case 0:
+ break;
+ case -EINVAL:
+ printf("invalid bandwidth\n");
+ 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_tc_min_bw = {
+ .f = cmd_tc_min_bw_parsed,
+ .data = NULL,
+ .help_str = "set tc tx min-bandwidth <port_id> <bw1, bw2, ...>",
+ .tokens = {
+ (void *)&cmd_vf_tc_bw_set,
+ (void *)&cmd_vf_tc_bw_tc,
+ (void *)&cmd_vf_tc_bw_tx,
+ (void *)&cmd_vf_tc_bw_min_bw,
+ (void *)&cmd_vf_tc_bw_port_id,
+ (void *)&cmd_vf_tc_bw_bw_list,
+ NULL,
+ },
+};
+
/* TC max bandwidth setting */
static void
cmd_vf_tc_max_bw_parsed(
@@ -12913,6 +12978,7 @@ struct cmd_vf_tc_bw_result {
(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,
+ (cmdline_parse_inst_t *)&cmd_tc_min_bw,
NULL,
};
diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
index de4e8a5..b710f9a 100644
--- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
+++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
@@ -914,6 +914,13 @@ Set some TCs' strict link priority mode on a physical
port::
testpmd> set tx strict-link-priority (port_id) (tc_bitmap)
+set tc tx min bandwidth
+~~~~~~~~~~~~~~~~~~~~~~~
+
+Set all TCs' TX min relative bandwidth (%) globally for all PF and VFs::
+
+ testpmd> set tc tx min-bandwidth (port_id) (bw1, bw2, ...)
+
set flow_ctrl rx
~~~~~~~~~~~~~~~~
--
1.9.3
