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SubjectRe: [PATCH] Make top/rear speaker, mute and micmute leds work on HP x360 14-ea000 laptops that use Realtek 245 codec
On Tue, Nov 02, 2021 at 09:19:25AM +0100, Takashi Iwai wrote:
> Could you try just to flip the bit 0x08? At LED off state?
>
> % hda-verb /dev/snd/hwC0D0 0x20 SET_COEF_INDEX 0x0b
> % hda-verb /dev/snd/hwC0D0 0x20 SET_PROC_COEF 0x77f4
>
> That is, the implementation in alc286_fixup_hp_mute_led_coefbit(),
> which is used by many other HP laptops.

Ah, I see what you mean.

Yes, you're right, changing from 0x77f4 to 0x77fc makes the mute led light up.
The changes to the other proc_coef bits in my patch are not needed.

I will revise and revert in next few days. Thanks

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