Added the following testpmd subcommands:
toggle the counter on and off
      > port (port_id) enable|disable <counter_name>
query the state of counters:
      > set xstats-hide-disabled on|off

Signed-off-by: Shani Peretz <shper...@nvidia.com>
---
 app/test-pmd/cmdline.c           | 125 +++++++++++++++++++++++++++++++
 app/test-pmd/config.c            |  96 ++++++++++++++++++++++++
 app/test-pmd/testpmd.c           |  10 +++
 app/test-pmd/testpmd.h           |   5 ++
 lib/cmdline/cmdline_parse_bool.c |  49 ++++++++++++
 lib/cmdline/cmdline_parse_bool.h |  39 ++++++++++
 lib/cmdline/cmdline_parse_num.c  |   2 +-
 lib/cmdline/cmdline_parse_num.h  |   1 +
 lib/cmdline/meson.build          |   2 +
 lib/cmdline/version.map          |   7 ++
 10 files changed, 335 insertions(+), 1 deletion(-)
 create mode 100644 lib/cmdline/cmdline_parse_bool.c
 create mode 100644 lib/cmdline/cmdline_parse_bool.h

diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 7e0666e9f6..f12715b8eb 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -45,6 +45,7 @@
 #include <cmdline_rdline.h>
 #include <cmdline_parse.h>
 #include <cmdline_parse_num.h>
+#include <cmdline_parse_bool.h>
 #include <cmdline_parse_string.h>
 #include <cmdline_parse_ipaddr.h>
 #include <cmdline_parse_etheraddr.h>
@@ -7960,6 +7961,127 @@ static cmdline_parse_inst_t cmd_set_xstats_hide_zero = {
        },
 };
 
+/* *** SET OPTION TO DISPLAY XSTAT STATE *** */
+struct cmd_set_xstats_show_state_result {
+       cmdline_fixed_string_t keyword;
+       cmdline_fixed_string_t name;
+       uint8_t on_off;
+};
+static void
+cmd_set_xstats_show_state_parsed(void *parsed_result,
+                       __rte_unused struct cmdline *cl,
+                       __rte_unused void *data)
+{
+       struct cmd_set_xstats_show_state_result *res = parsed_result;
+       set_xstats_show_state(res->on_off);
+}
+
+static cmdline_parse_token_string_t cmd_set_xstats_show_state_keyword =
+       TOKEN_STRING_INITIALIZER(struct cmd_set_xstats_show_state_result,
+                                keyword, "set");
+static cmdline_parse_token_string_t cmd_set_xstats_show_state_name =
+       TOKEN_STRING_INITIALIZER(struct cmd_set_xstats_show_state_result,
+                                name, "xstats-show-state");
+static cmdline_parse_token_bool_t cmd_set_xstats_show_state_on_off =
+       TOKEN_BOOL_INITIALIZER(struct cmd_set_xstats_show_state_result,
+                                on_off);
+
+static cmdline_parse_inst_t cmd_set_xstats_show_state = {
+       .f = cmd_set_xstats_show_state_parsed,
+       .data = NULL,
+       .help_str = "set xstats-show-state on|off",
+       .tokens = {
+               (void *)&cmd_set_xstats_show_state_keyword,
+               (void *)&cmd_set_xstats_show_state_name,
+               (void *)&cmd_set_xstats_show_state_on_off,
+               NULL,
+       },
+};
+
+/* *** SET OPTION TO HIDE DISABLED XSTAT FOR XSTATS DISPLAY *** */
+struct cmd_set_xstats_hide_disabled_result {
+       cmdline_fixed_string_t keyword;
+       cmdline_fixed_string_t name;
+       uint8_t on_off;
+};
+
+static void
+cmd_set_xstats_hide_disabled_parsed(void *parsed_result,
+                       __rte_unused struct cmdline *cl,
+                       __rte_unused void *data)
+{
+       struct cmd_set_xstats_hide_disabled_result *res = parsed_result;
+       set_xstats_hide_disabled(res->on_off);
+}
+
+static cmdline_parse_token_string_t cmd_set_xstats_hide_disabled_keyword =
+       TOKEN_STRING_INITIALIZER(struct cmd_set_xstats_hide_disabled_result,
+                                keyword, "set");
+static cmdline_parse_token_string_t cmd_set_xstats_hide_disabled_name =
+       TOKEN_STRING_INITIALIZER(struct cmd_set_xstats_hide_disabled_result,
+                                name, "xstats-hide-disabled");
+static cmdline_parse_token_bool_t cmd_set_xstats_hide_disabled_on_off =
+       TOKEN_BOOL_INITIALIZER(struct cmd_set_xstats_hide_disabled_result,
+                                on_off);
+
+static cmdline_parse_inst_t cmd_set_xstats_hide_disabled = {
+       .f = cmd_set_xstats_hide_disabled_parsed,
+       .data = NULL,
+       .help_str = "set xstats-hide-disabled on|off",
+       .tokens = {
+               (void *)&cmd_set_xstats_hide_disabled_keyword,
+               (void *)&cmd_set_xstats_hide_disabled_name,
+               (void *)&cmd_set_xstats_hide_disabled_on_off,
+               NULL,
+       },
+};
+
+/* *** enable/disable counter by name *** */
+struct cmd_operate_set_counter_result {
+       cmdline_fixed_string_t port;
+       portid_t port_id;
+       cmdline_fixed_string_t what;
+       cmdline_multi_string_t counter_name;
+};
+
+static void
+cmd_operate_set_counter_parsed(void *parsed_result,
+                               __rte_unused struct cmdline *cl,
+                               __rte_unused void *data)
+{
+       struct cmd_operate_set_counter_result *res = parsed_result;
+       uint16_t on_off = strcmp(res->what, "enable") ? 0 : 1;
+
+       if ((strcmp(res->port, "port") == 0))
+               nic_xstats_set_counter(res->port_id, res->counter_name, on_off);
+}
+
+static cmdline_parse_token_string_t cmd_operate_set_counter_port =
+       TOKEN_STRING_INITIALIZER(struct cmd_operate_set_counter_result,
+                       port, "port");
+static cmdline_parse_token_num_t cmd_operate_set_counter_port_id =
+       TOKEN_NUM_INITIALIZER(struct cmd_operate_set_counter_result,
+                       port_id, RTE_UINT16);
+static cmdline_parse_token_string_t cmd_operate_set_counter_what =
+       TOKEN_STRING_INITIALIZER(struct cmd_operate_set_counter_result,
+                                what, "enable#disable");
+static cmdline_parse_token_string_t cmd_operate_set_counter_name =
+       TOKEN_STRING_INITIALIZER(struct cmd_operate_set_counter_result,
+                       counter_name, TOKEN_STRING_MULTI);
+
+static cmdline_parse_inst_t cmd_operate_set_counter = {
+       .f = cmd_operate_set_counter_parsed,
+       .data = NULL,
+       .help_str = "port (port_id) enable|disable <counter_name>",
+       .tokens = {
+               (void *)&cmd_operate_set_counter_port,
+               (void *)&cmd_operate_set_counter_port_id,
+               (void *)&cmd_operate_set_counter_what,
+               (void *)&cmd_operate_set_counter_name,
+               NULL,
+       },
+};
+
 /* *** SET OPTION TO ENABLE MEASUREMENT OF CPU CYCLES *** */
 struct cmd_set_record_core_cycles_result {
        cmdline_fixed_string_t keyword;
@@ -13648,6 +13770,9 @@ static cmdline_parse_ctx_t builtin_ctx[] = {
        &cmd_set_fwd_eth_peer,
        &cmd_set_qmap,
        &cmd_set_xstats_hide_zero,
+       &cmd_set_xstats_show_state,
+       &cmd_set_xstats_hide_disabled,
+       &cmd_operate_set_counter,
        &cmd_set_record_core_cycles,
        &cmd_set_record_burst_stats,
        &cmd_operate_port,
diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index 4e7fb69183..c77a34fddc 100644
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -393,6 +393,7 @@ nic_xstats_display(portid_t port_id)
        struct rte_eth_xstat *xstats;
        int cnt_xstats, idx_xstat;
        struct rte_eth_xstat_name *xstats_names;
+       int state;
 
        if (port_id_is_invalid(port_id, ENABLED_WARN)) {
                print_valid_ports();
@@ -442,6 +443,17 @@ nic_xstats_display(portid_t port_id)
        for (idx_xstat = 0; idx_xstat < cnt_xstats; idx_xstat++) {
                if (xstats_hide_zero && !xstats[idx_xstat].value)
                        continue;
+               if (xstats_hide_disabled) {
+                       state = rte_eth_xstats_query_state(port_id, idx_xstat);
+                       if (state == 0)
+                               continue;
+               }
+               if (xstats_show_state) {
+                       char opt[3] = {'D', 'E', '-'};
+                       state = rte_eth_xstats_query_state(port_id, idx_xstat);
+                       printf("state: %c       ", state < 0 ? opt[2] : 
opt[state]);
+               }
+
                printf("%s: %"PRIu64"\n",
                        xstats_names[idx_xstat].name,
                        xstats[idx_xstat].value);
@@ -6437,6 +6449,78 @@ rx_vlan_strip_set_on_queue(portid_t port_id, uint16_t 
queue_id, int on)
                        __func__, port_id, queue_id, on, diag);
 }
 
+void
+nic_xstats_set_counter(portid_t port_id, char *counter_name, int on)
+{
+       struct rte_eth_xstat_name *xstats_names;
+       int cnt_xstats;
+       int ret;
+       uint64_t id;
+
+       if (port_id_is_invalid(port_id, ENABLED_WARN)) {
+               print_valid_ports();
+               return;
+       }
+       if (!rte_eth_dev_is_valid_port(port_id)) {
+               fprintf(stderr, "Error: Invalid port number %i\n", port_id);
+               return;
+       }
+
+       if (counter_name == NULL) {
+               fprintf(stderr, "Error: Invalid counter name\n");
+               return;
+       }
+
+       /* Get count */
+       cnt_xstats = rte_eth_xstats_get_names(port_id, NULL, 0);
+       if (cnt_xstats  < 0) {
+               fprintf(stderr, "Error: Cannot get count of xstats\n");
+               return;
+       }
+
+       /* Get id-name lookup table */
+       xstats_names = malloc(sizeof(struct rte_eth_xstat_name) * cnt_xstats);
+       if (xstats_names == NULL) {
+               fprintf(stderr, "Cannot allocate memory for xstats lookup\n");
+               return;
+       }
+       if (cnt_xstats != rte_eth_xstats_get_names(
+                       port_id, xstats_names, cnt_xstats)) {
+               fprintf(stderr, "Error: Cannot get xstats lookup\n");
+               free(xstats_names);
+               return;
+       }
+
+       if (rte_eth_xstats_get_id_by_name(port_id, counter_name, &id) < 0) {
+               fprintf(stderr, "Cannot find xstats with a given name\n");
+               free(xstats_names);
+               return;
+       }
+
+       /* set counter */
+       ret = rte_eth_xstats_set_counter(port_id, id, on);
+       if (ret < 0) {
+               switch (ret) {
+               case -EINVAL:
+                       fprintf(stderr, "failed to find %s\n", counter_name);
+                       break;
+               case -ENOTSUP:
+                       fprintf(stderr, "operation not supported by device\n");
+                       break;
+               case -ENOSPC:
+                       fprintf(stderr, "there were not enough available 
counters\n");
+                       break;
+               case -EPERM:
+                       fprintf(stderr, "operation not premitted\n");
+                       break;
+               default:
+                       fprintf(stderr, "operation failed - diag=%d\n", ret);
+                       break;
+               }
+       }
+       free(xstats_names);
+}
+
 void
 rx_vlan_filter_set(portid_t port_id, int on)
 {
@@ -6665,6 +6749,18 @@ set_xstats_hide_zero(uint8_t on_off)
        xstats_hide_zero = on_off;
 }
 
+void
+set_xstats_show_state(uint8_t on_off)
+{
+       xstats_show_state = on_off;
+}
+
+void
+set_xstats_hide_disabled(uint8_t on_off)
+{
+       xstats_hide_disabled = on_off;
+}
+
 void
 set_record_core_cycles(uint8_t on_off)
 {
diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index ac654048df..2bafe730b9 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -500,6 +500,16 @@ volatile int test_done = 1; /* stop packet forwarding when 
set to 1. */
  */
 uint8_t xstats_hide_zero;
 
+/*
+ * Display of xstats without their state disabled by default
+ */
+uint8_t xstats_show_state;
+
+/*
+ * Display disabled xstat by default for xstats
+ */
+uint8_t xstats_hide_disabled;
+
 /*
  * Measure of CPU cycles disabled by default
  */
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index 260e4761bd..a88c1aeaf6 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -498,6 +498,8 @@ enum dcb_mode_enable
 };
 
 extern uint8_t xstats_hide_zero; /**< Hide zero values for xstats display */
+extern uint8_t xstats_hide_disabled; /**< Hide disabled xstat for xstats 
display */
+extern uint8_t xstats_show_state; /**< Show xstat state in xstats display */
 
 /* globals used for configuration */
 extern uint8_t record_core_cycles; /**< Enables measurement of CPU cycles */
@@ -933,6 +935,7 @@ void nic_stats_display(portid_t port_id);
 void nic_stats_clear(portid_t port_id);
 void nic_xstats_display(portid_t port_id);
 void nic_xstats_clear(portid_t port_id);
+void nic_xstats_set_counter(portid_t port_id, char *counter_name, int on);
 void device_infos_display(const char *identifier);
 void port_infos_display(portid_t port_id);
 void port_summary_display(portid_t port_id);
@@ -1111,6 +1114,8 @@ void tx_vlan_pvid_set(portid_t port_id, uint16_t vlan_id, 
int on);
 void set_qmap(portid_t port_id, uint8_t is_rx, uint16_t queue_id, uint8_t 
map_value);
 
 void set_xstats_hide_zero(uint8_t on_off);
+void set_xstats_show_state(uint8_t on_off);
+void set_xstats_hide_disabled(uint8_t on_off);
 
 void set_record_core_cycles(uint8_t on_off);
 void set_record_burst_stats(uint8_t on_off);
diff --git a/lib/cmdline/cmdline_parse_bool.c b/lib/cmdline/cmdline_parse_bool.c
new file mode 100644
index 0000000000..aa7bf88d5a
--- /dev/null
+++ b/lib/cmdline/cmdline_parse_bool.c
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (c) 2023 NVIDIA Corporation & Affiliates
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <inttypes.h>
+#include <string.h>
+#include <rte_string_fns.h>
+#include <stdlib.h>
+
+#include "cmdline_parse.h"
+#include "cmdline_parse_bool.h"
+
+
+struct cmdline_token_ops cmdline_token_bool_ops = {
+       .parse = cmdline_parse_bool,
+       .complete_get_nb = NULL,
+       .complete_get_elt = NULL,
+       .get_help = cmdline_get_help_string,
+};
+
+static cmdline_parse_token_string_t cmd_parse_token_bool = {
+       {
+               &cmdline_token_string_ops,
+               0
+       },
+       {
+               "on#off"
+       }
+};
+
+/* parse string to bool */
+int
+cmdline_parse_bool(__rte_unused cmdline_parse_token_hdr_t *tk, const char 
*srcbuf, void *res,
+       __rte_unused unsigned int ressize)
+{
+       cmdline_fixed_string_t on_off = {0};
+       if (cmdline_token_string_ops.parse
+                       (&cmd_parse_token_bool.hdr, srcbuf, on_off, 
sizeof(on_off)) < 0)
+               return -1;
+
+       if (strcmp((char *)on_off, "on") == 0)
+               *(uint8_t *)res = 1;
+       else if (strcmp((char *)on_off, "off") == 0)
+               *(uint8_t *)res = 0;
+
+       return strlen(on_off);
+}
diff --git a/lib/cmdline/cmdline_parse_bool.h b/lib/cmdline/cmdline_parse_bool.h
new file mode 100644
index 0000000000..a601e4f54b
--- /dev/null
+++ b/lib/cmdline/cmdline_parse_bool.h
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (c) 2023 NVIDIA Corporation & Affiliates
+ */
+
+#ifndef _PARSE_BOOL_H_
+#define _PARSE_BOOL_H_
+
+#include <cmdline_parse.h>
+#include <cmdline_parse_string.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct cmdline_token_bool {
+       struct cmdline_token_hdr hdr;
+};
+
+typedef struct cmdline_token_bool cmdline_parse_token_bool_t;
+extern struct cmdline_token_ops cmdline_token_bool_ops;
+
+int cmdline_parse_bool(cmdline_parse_token_hdr_t *tk,
+       const char *srcbuf, void *res, unsigned int ressize);
+
+#define TOKEN_BOOL_INITIALIZER(structure, field)                       \
+{                                                           \
+       /* hdr */                                               \
+       {                                                       \
+               &cmdline_token_bool_ops,         /* ops */                      
\
+               offsetof(structure, field),     /* offset */            \
+       }                                                       \
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _PARSE_BOOL_H_ */
diff --git a/lib/cmdline/cmdline_parse_num.c b/lib/cmdline/cmdline_parse_num.c
index e8498788fa..6dc325e6da 100644
--- a/lib/cmdline/cmdline_parse_num.c
+++ b/lib/cmdline/cmdline_parse_num.c
@@ -9,6 +9,7 @@
 #include <inttypes.h>
 #include <string.h>
 #include <rte_string_fns.h>
+#include <stdlib.h>
 
 #include "cmdline_parse.h"
 #include "cmdline_parse_num.h"
@@ -26,7 +27,6 @@ struct cmdline_token_ops cmdline_token_num_ops = {
        .get_help = cmdline_get_help_num,
 };
 
-
 enum num_parse_state_t {
        START,
        DEC_NEG,
diff --git a/lib/cmdline/cmdline_parse_num.h b/lib/cmdline/cmdline_parse_num.h
index 02133bb21c..bdd0267612 100644
--- a/lib/cmdline/cmdline_parse_num.h
+++ b/lib/cmdline/cmdline_parse_num.h
@@ -8,6 +8,7 @@
 #define _PARSE_NUM_H_
 
 #include <cmdline_parse.h>
+#include <cmdline_parse_string.h>
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/lib/cmdline/meson.build b/lib/cmdline/meson.build
index 63fb69100d..e38e05893a 100644
--- a/lib/cmdline/meson.build
+++ b/lib/cmdline/meson.build
@@ -7,6 +7,7 @@ sources = files('cmdline.c',
     'cmdline_parse_etheraddr.c',
     'cmdline_parse_ipaddr.c',
     'cmdline_parse_num.c',
+    'cmdline_parse_bool.c',
     'cmdline_parse_portlist.c',
     'cmdline_parse_string.c',
     'cmdline_rdline.c',
@@ -16,6 +17,7 @@ sources = files('cmdline.c',
 headers = files('cmdline.h',
     'cmdline_parse.h',
     'cmdline_parse_num.h',
+    'cmdline_parse_bool.h',
     'cmdline_parse_ipaddr.h',
     'cmdline_parse_etheraddr.h',
     'cmdline_parse_string.h',
diff --git a/lib/cmdline/version.map b/lib/cmdline/version.map
index 6bcfebfcec..08050ea3f3 100644
--- a/lib/cmdline/version.map
+++ b/lib/cmdline/version.map
@@ -73,3 +73,10 @@ DPDK_25 {
 
        local: *;
 };
+
+EXPERIMENTAL {
+       global:
+
+       # added in 25.03
+       cmdline_token_bool_ops;
+};
\ No newline at end of file
-- 
2.34.1

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