Mute LED not working on HP (Realtek ALC245)

[Soham Sen]

> > I've been trying to debug the issue related to the microphone LED not
> > working under Linux. I've confirmed that the LED works in windows.
> > Seems like most HP laptops have this problem, and they are fixed by
> > adding a model= parameter, however I've tried all HP mute LED related
> > models on https://www.kernel.org/doc/html/latest/sound/hd-audio/models.html
> > to no success. A very similar model to my laptop, running Intel HD
> > Audio can be fixed by using model=hp-mute-led-mic3 but this didn't
> > work on my laptop either.
> >
> > Can I get any help on how to further debug this issue? I tried
> > searching for the documentation for this audio card, but wasn't able
> > to find anything useful.
> >
> > Output of alsa-info.sh:
> > http://alsa-project.org/db/?f=4173cebd458b6badbc21668461e9ba2e890333c2
>
> I guess you've already tried to pass the model option, but judging
> from the alsa-info.sh output, you passed it wrongly.  As the onboard
> analog output is from the AMD HD-audio controller that is the
> secondary card (while the primary card is Nvidia HDMI), you'd need to
> pass "model=,XXX" (see the comma before "XXX"), i.e. set in the second
> entry of the array.
>
>
> Takashi

Tried both, actually, but the result was the same. LED won't turn on either way.