Commit 2cef0aee authored by Bitterblue Smith's avatar Bitterblue Smith Committed by Kalle Valo
Browse files

wifi: rtl8xxxu: Add LED control code for RTL8723AU 



By default the LED will blink when there is some activity.

This is only compile tested.

Signed-off-by: default avatarBitterblue Smith <rtl8821cerfe2@gmail.com>
Reviewed-by: default avatarPing-Ke Shih <pkshih@realtek.com>
Signed-off-by: default avatarKalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/73323811-aa58-a1be-7867-a5d45b7ae3d6@gmail.com
parent ae0a6df6

drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c

+25 −0
Original line number Diff line number Diff line
@@ -457,6 +457,30 @@ s8 rtl8723a_cck_rssi(struct rtl8xxxu_priv *priv, u8 cck_agc_rpt) 
	return rx_pwr_all;

}



static int rtl8723au_led_brightness_set(struct led_classdev *led_cdev,

					enum led_brightness brightness)

{

	struct rtl8xxxu_priv *priv = container_of(led_cdev,

						  struct rtl8xxxu_priv,

						  led_cdev);

	u8 ledcfg = rtl8xxxu_read8(priv, REG_LEDCFG2);



	if (brightness == LED_OFF) {

		ledcfg &= ~LEDCFG2_HW_LED_CONTROL;

		ledcfg |= LEDCFG2_SW_LED_CONTROL | LEDCFG2_SW_LED_DISABLE;

	} else if (brightness == LED_ON) {

		ledcfg &= ~(LEDCFG2_HW_LED_CONTROL | LEDCFG2_SW_LED_DISABLE);

		ledcfg |= LEDCFG2_SW_LED_CONTROL;

	} else if (brightness == RTL8XXXU_HW_LED_CONTROL) {

		ledcfg &= ~LEDCFG2_SW_LED_DISABLE;

		ledcfg |= LEDCFG2_HW_LED_CONTROL | LEDCFG2_HW_LED_ENABLE;

	}



	rtl8xxxu_write8(priv, REG_LEDCFG2, ledcfg);



	return 0;

}



struct rtl8xxxu_fileops rtl8723au_fops = {

	.identify_chip = rtl8723au_identify_chip,

	.parse_efuse = rtl8723au_parse_efuse,
@@ -482,6 +506,7 @@ struct rtl8xxxu_fileops rtl8723au_fops = { 
	.fill_txdesc = rtl8xxxu_fill_txdesc_v1,

	.set_crystal_cap = rtl8723a_set_crystal_cap,

	.cck_rssi = rtl8723a_cck_rssi,

	.led_classdev_brightness_set = rtl8723au_led_brightness_set,

	.writeN_block_size = 1024,

	.rx_agg_buf_size = 16000,

	.tx_desc_size = sizeof(struct rtl8xxxu_txdesc32),