mt76: mt7615: introduce LED support (ff913979) · Commits · 戴 / test

drivers/net/wireless/mediatek/mt76/mt7615/init.c

+58 −0

Original line number	Diff line number	Diff line
		@@ -208,6 +208,58 @@ static const struct ieee80211_iface_combination if_comb[] = {
		}
		};

		static void
		mt7615_led_set_config(struct led_classdev *led_cdev,
		u8 delay_on, u8 delay_off)
		{
		struct mt7615_dev *dev;
		struct mt76_dev *mt76;
		u32 val, addr;

		mt76 = container_of(led_cdev, struct mt76_dev, led_cdev);
		dev = container_of(mt76, struct mt7615_dev, mt76);
		val = FIELD_PREP(MT_LED_STATUS_DURATION, 0xffff) \|
		FIELD_PREP(MT_LED_STATUS_OFF, delay_off) \|
		FIELD_PREP(MT_LED_STATUS_ON, delay_on);

		addr = mt7615_reg_map(dev, MT_LED_STATUS_0(mt76->led_pin));
		mt76_wr(dev, addr, val);
		addr = mt7615_reg_map(dev, MT_LED_STATUS_1(mt76->led_pin));
		mt76_wr(dev, addr, val);

		val = MT_LED_CTRL_REPLAY(mt76->led_pin) \|
		MT_LED_CTRL_KICK(mt76->led_pin);
		if (mt76->led_al)
		val \|= MT_LED_CTRL_POLARITY(mt76->led_pin);
		addr = mt7615_reg_map(dev, MT_LED_CTRL);
		mt76_wr(dev, addr, val);
		}

		static int
		mt7615_led_set_blink(struct led_classdev *led_cdev,
		unsigned long *delay_on,
		unsigned long *delay_off)
		{
		u8 delta_on, delta_off;

		delta_off = max_t(u8, *delay_off / 10, 1);
		delta_on = max_t(u8, *delay_on / 10, 1);

		mt7615_led_set_config(led_cdev, delta_on, delta_off);

		return 0;
		}

		static void
		mt7615_led_set_brightness(struct led_classdev *led_cdev,
		enum led_brightness brightness)
		{
		if (!brightness)
		mt7615_led_set_config(led_cdev, 0, 0xff);
		else
		mt7615_led_set_config(led_cdev, 0xff, 0);
		}

		static void
		mt7615_init_txpower(struct mt7615_dev *dev,
		struct ieee80211_supported_band *sband)
		@@ -402,6 +454,12 @@ int mt7615_register_device(struct mt7615_dev *dev)
		mt7615_cap_dbdc_disable(dev);
		dev->phy.dfs_state = -1;

		/* init led callbacks */
		if (IS_ENABLED(CONFIG_MT76_LEDS)) {
		dev->mt76.led_cdev.brightness_set = mt7615_led_set_brightness;
		dev->mt76.led_cdev.blink_set = mt7615_led_set_blink;
		}

		ret = mt76_register_device(&dev->mt76, true, mt7615_rates,
		ARRAY_SIZE(mt7615_rates));
		if (ret)

drivers/net/wireless/mediatek/mt76/mt7615/regs.h

+18 −0

Original line number	Diff line number	Diff line
		@@ -351,6 +351,24 @@

		#define MT_TX_AGG_CNT(n) MT_WF_MIB(0xa8 + ((n) << 2))

		#define MT_LED_BASE_PHYS 0x80024000
		#define MT_LED_PHYS(_n) (MT_LED_BASE_PHYS + (_n))

		#define MT_LED_CTRL MT_LED_PHYS(0x00)

		#define MT_LED_CTRL_REPLAY(_n) BIT(0 + (8 * (_n)))
		#define MT_LED_CTRL_POLARITY(_n) BIT(1 + (8 * (_n)))
		#define MT_LED_CTRL_TX_BLINK_MODE(_n) BIT(2 + (8 * (_n)))
		#define MT_LED_CTRL_TX_MANUAL_BLINK(_n) BIT(3 + (8 * (_n)))
		#define MT_LED_CTRL_TX_OVER_BLINK(_n) BIT(5 + (8 * (_n)))
		#define MT_LED_CTRL_KICK(_n) BIT(7 + (8 * (_n)))

		#define MT_LED_STATUS_0(_n) MT_LED_PHYS(0x10 + ((_n) * 8))
		#define MT_LED_STATUS_1(_n) MT_LED_PHYS(0x14 + ((_n) * 8))
		#define MT_LED_STATUS_OFF GENMASK(31, 24)
		#define MT_LED_STATUS_ON GENMASK(23, 16)
		#define MT_LED_STATUS_DURATION GENMASK(15, 0)

		#define MT_EFUSE_BASE 0x81070000
		#define MT_EFUSE_BASE_CTRL 0x000
		#define MT_EFUSE_BASE_CTRL_EMPTY BIT(30)

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