diff options
| author | Bitterblue Smith <rtl8821cerfe2@gmail.com> | 2023-01-20 18:55:09 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2023-02-13 20:24:36 +0300 |
| commit | 2cef0aeebf2c1e6b49ac7b92f234db8c81e8eb35 (patch) | |
| tree | b92266e1aa73e07f7df4a072415fa4201a55c8eb /drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c | |
| parent | ae0a6df673c2ca9a0843127e4a6e72a1c80f1215 (diff) | |
| download | linux-2cef0aeebf2c1e6b49ac7b92f234db8c81e8eb35.tar.xz | |
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: Bitterblue Smith <rtl8821cerfe2@gmail.com>
Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/73323811-aa58-a1be-7867-a5d45b7ae3d6@gmail.com
Diffstat (limited to 'drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c index 5ed523db2d87..5e7b58d395ba 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c @@ -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), |