[H/OEM-5.10][PATCH 0/1] Microphone and Mute/Mic-mute LEDs are not work on HP 640 G8 Laptop

[Colin Ian King]

On 01/04/2021 11:29, Jeremy Szu wrote:
> BugLink: https://bugs.launchpad.net/bugs/1922207
> 
> [Impact]
> The Micronphone and Mute/Mic-mute LEDs are not work when muting audio-output/microphone on HP 640 G8 laptop.
> 
> [Fix]
> Add the quirks for them.
> 
> [Test]
> After applying the quirk, the LEDs/function are work good on HP 640 G8 laptop.
> 
> [Where problems could occur]
> If HP ships the different system boards design with the same subsystem ID of audio codec which is using different GPIO pins (different layout), then the quirk will not work (LEDs/function will not work when muting audio-output or microphone).
> 
> Jeremy Szu (1):
>   ALSA: hda/realtek: fix mute/micmute LEDs for HP 640 G8
> 
>  sound/pci/hda/patch_realtek.c | 1 +
>  1 file changed, 1 insertion(+)
> 

Although this has had little time to bake in linux-next this fix is
limited to a specific device so the regression potential is minimal. I
don't see evidence of testing, but since you wrote the quirk I assume it
has been developed against this H/W.

Acked-by: Colin Ian King <colin.king at canonical.com>