iw: survey: add support for radio stats

Add a --radio argument to "survey dump" to support the global
radio statistics.

Change-Id: I16e615434607d982e9cf690f03148738eca25cde
Tested-by: Sven Eckelmann <sven@narfation.org>
Link: https://lore.kernel.org/r/20211029072939.15767-1-johannes@sipsolutions.net
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/survey.c b/survey.c
index 9325353e4ba1d35acc190a6b26d2852f7b43fbca..7f5385e30ba59ab46915ce93ee9ac0335eb68904 100644 (file)
--- a/survey.c
+++ b/survey.c
@@ -71,10 +71,20 @@ static int handle_survey_dump(struct nl80211_state *state,
                              int argc, char **argv,
                              enum id_input id)
 {
+       if (argc > 1)
+               return HANDLER_RET_USAGE;
+
+       if (argc) {
+               if (!strcmp(argv[0], "--radio"))
+                       nla_put_flag(msg, NL80211_ATTR_SURVEY_RADIO_STATS);
+               else
+                       return HANDLER_RET_USAGE;
+       }
+
        register_handler(print_survey_handler, NULL);
        return 0;
 }
-COMMAND(survey, dump, NULL,
+COMMAND(survey, dump, "[--radio]",
        NL80211_CMD_GET_SURVEY, NLM_F_DUMP, CIB_NETDEV, handle_survey_dump,
        "List all gathered channel survey data");