From 12a88d4d307e227b9ada9377ea49ce2b79f165f5 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Wed, 7 Dec 2022 17:19:45 +0100 Subject: wifi: mt76: mt7615: enable per-phy led support Introduce the capability to support per-phy led blinking. This is needed for devices supporting dbdc. Co-developed-by: Ryder Lee Signed-off-by: Ryder Lee Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt7615/init.c | 85 ++++++++++++++++++++++++ 1 file changed, 85 insertions(+) (limited to 'drivers/net/wireless/mediatek/mt76/mt7615/init.c') diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/init.c b/drivers/net/wireless/mediatek/mt76/mt7615/init.c index 07a1fea94f66..5fa6f097ec30 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/init.c @@ -443,6 +443,85 @@ mt7615_cap_dbdc_disable(struct mt7615_dev *dev) mt76_set_stream_caps(&dev->mphy, true); } +u32 mt7615_reg_map(struct mt7615_dev *dev, u32 addr) +{ + u32 base, offset; + + if (is_mt7663(&dev->mt76)) { + base = addr & MT7663_MCU_PCIE_REMAP_2_BASE; + offset = addr & MT7663_MCU_PCIE_REMAP_2_OFFSET; + } else { + base = addr & MT_MCU_PCIE_REMAP_2_BASE; + offset = addr & MT_MCU_PCIE_REMAP_2_OFFSET; + } + mt76_wr(dev, MT_MCU_PCIE_REMAP_2, base); + + return MT_PCIE_REMAP_BASE_2 + offset; +} +EXPORT_SYMBOL_GPL(mt7615_reg_map); + +static void +mt7615_led_set_config(struct led_classdev *led_cdev, + u8 delay_on, u8 delay_off) +{ + struct mt7615_dev *dev; + struct mt76_phy *mphy; + u32 val, addr; + u8 index; + + mphy = container_of(led_cdev, struct mt76_phy, leds.cdev); + dev = container_of(mphy->dev, struct mt7615_dev, mt76); + + if (!mt76_connac_pm_ref(mphy, &dev->pm)) + return; + + val = FIELD_PREP(MT_LED_STATUS_DURATION, 0xffff) | + FIELD_PREP(MT_LED_STATUS_OFF, delay_off) | + FIELD_PREP(MT_LED_STATUS_ON, delay_on); + + index = dev->dbdc_support ? mphy->band_idx : mphy->leds.pin; + addr = mt7615_reg_map(dev, MT_LED_STATUS_0(index)); + mt76_wr(dev, addr, val); + addr = mt7615_reg_map(dev, MT_LED_STATUS_1(index)); + mt76_wr(dev, addr, val); + + val = MT_LED_CTRL_REPLAY(index) | MT_LED_CTRL_KICK(index); + if (dev->mphy.leds.al) + val |= MT_LED_CTRL_POLARITY(index); + if (mphy->band_idx) + val |= MT_LED_CTRL_BAND(index); + + addr = mt7615_reg_map(dev, MT_LED_CTRL); + mt76_wr(dev, addr, val); + + mt76_connac_pm_unref(mphy, &dev->pm); +} + +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; +} +EXPORT_SYMBOL_GPL(mt7615_led_set_blink); + +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); +} +EXPORT_SYMBOL_GPL(mt7615_led_set_brightness); + int mt7615_register_ext_phy(struct mt7615_dev *dev) { struct mt7615_phy *phy = mt7615_ext_phy(dev); @@ -497,6 +576,12 @@ int mt7615_register_ext_phy(struct mt7615_dev *dev) for (i = 0; i <= MT_TXQ_PSD ; i++) mphy->q_tx[i] = dev->mphy.q_tx[i]; + /* init led callbacks */ + if (IS_ENABLED(CONFIG_MT76_LEDS)) { + mphy->leds.cdev.brightness_set = mt7615_led_set_brightness; + mphy->leds.cdev.blink_set = mt7615_led_set_blink; + } + ret = mt76_register_phy(mphy, true, mt76_rates, ARRAY_SIZE(mt76_rates)); if (ret) -- cgit v1.2.3