usteer: expose STA link measurement capability

Indicate STA capability for handling link-measurement requests in
connected_clients output.

Signed-off-by: David Bauer <mail@david-bauer.net>

sta.c

@@ -227,6 +227,12 @@ usteer_sta_supports_beacon_measurement_mode(struct sta_info *si, enum usteer_bea
 	return false;
 }
 
+bool
+usteer_sta_supports_link_measurement(struct sta_info *si)
+{
+	return si->rrm & (1 << 0);
+}
+
 static void __usteer_init usteer_sta_init(void)
 {
 	usteer_timeout_init(&tq);

ubus.c

@@ -435,6 +435,9 @@ usteer_ubus_get_connected_clients(struct ubus_context *ctx, struct ubus_object *
 				blobmsg_add_string(&b, "", "TABLE");
 			blobmsg_close_array(&b, a);
 
+			/* Link-Measurement support */
+			blobmsg_add_u8(&b, "link-measurement", usteer_sta_supports_link_measurement(si));
+
 			/* BSS-Transition support */
 			blobmsg_add_u8(&b, "bss-transition-management", si->bss_transition);
 

usteer.h

@@ -344,6 +344,7 @@ struct sta *usteer_sta_get(const uint8_t *addr, bool create);
 struct sta_info *usteer_sta_info_get(struct sta *sta, struct usteer_node *node, bool *create);
 
 bool usteer_sta_supports_beacon_measurement_mode(struct sta_info *si, enum usteer_beacon_measurement_mode mode);
+bool usteer_sta_supports_link_measurement(struct sta_info *si);
 
 void usteer_sta_disconnected(struct sta_info *si);
 void usteer_sta_info_update_timeout(struct sta_info *si, int timeout);