[PATCH] ALSA: hda: Add Lenovo ThinkStation P340 to power_save_denylist

[Takashi Iwai]

On Tue, 25 May 2021 11:04:14 +0200,
Ujfalusi, Peter wrote:
> 
> 
> 
> On 5/25/2021 11:23 AM, Takashi Iwai wrote:
> >>> Let's check other possibilities
> >>> at first, e.g. setting auto_mute_via_amp flag.  This can be achieved
> >>> even via hints in an early patching specified via "patch" option of
> >>> snd-hda-intel module (see Documentation/sound/hda/notes.rst for some
> >>> information).
> >>
> >> Unfortunately the auto_mute_via_amp has no effect on the pop.
> >> line_in_auto_switch and pin_amp_workaround have no effect either.
> > 
> > How about applying alc_fixup_no_shutup() or alc_fixup_disable_aamix()?
> 
> it looks like
> 
> SND_PCI_QUIRK(0x17aa, 0x1048, "Lenovo ThinkStation P340",
> ALC269_FIXUP_NO_SHUTUP),
> 
> in alc269_fixup_tbl[]
> 
> alone fixes the pop noise, I'll send a new patch to do this instead.

Good to hear.

But, there is already a quirk entry for this ID, so you'll need to put
a chain there instead, I suppose.


Takashi