mt76: mac80211: add LED label property support

Make LED label customizable in the device tree.

Signed-off-by: Kazuhiro Ito <[email protected]>

mac80211.c

@@ -196,14 +196,12 @@ static int mt76_led_init(struct mt76_phy *phy)
 {
 	struct mt76_dev *dev = phy->dev;
 	struct ieee80211_hw *hw = phy->hw;
+	const char *led_label;
 
 	if (!phy->leds.cdev.brightness_set && !phy->leds.cdev.blink_set)
 		return 0;
 
-	snprintf(phy->leds.name, sizeof(phy->leds.name), "mt76-%s",
-		 wiphy_name(hw->wiphy));
-
-	phy->leds.cdev.name = phy->leds.name;
+	phy->leds.cdev.name = NULL;
 	phy->leds.cdev.default_trigger =
 		ieee80211_create_tpt_led_trigger(hw,
 					IEEE80211_TPT_LEDTRIG_FL_RADIO,
@@ -221,10 +219,19 @@ static int mt76_led_init(struct mt76_phy *phy)
 				phy->leds.pin = led_pin;
 			phy->leds.al = of_property_read_bool(np,
 							     "led-active-low");
+			if (!of_property_read_string(np, "label", &led_label)) {
+				phy->leds.cdev.name = led_label;
+			}
 			of_node_put(np);
 		}
 	}
 
+	if (!phy->leds.cdev.name) {
+		snprintf(phy->leds.name, sizeof(phy->leds.name), "mt76-%s",
+			wiphy_name(hw->wiphy));
+		phy->leds.cdev.name = phy->leds.name;
+	}
+
 	return led_classdev_register(dev->dev, &phy->leds.cdev);
 }