[External] Re: [PATCH v2 2/2] ALSA: hda/realtek - Replace Lenovo Thinkpad X1 Carbon 7th quirk

[Mark Pearson]

> -----Original Message-----
> From: Alsa-devel <alsa-devel-bounces at alsa-project.org> On Behalf Of
> Jaroslav Kysela
> Sent: Friday, July 3, 2020 6:34 AM
> 
> Dne 03. 07. 20 v 10:00 Benjamin Poirier napsal(a):
> > As a result of commit d2cd795c4ece ("ALSA: hda - fixup for the bass
> > speaker on Lenovo Carbon X1 7th gen"), the sound output level on my machine, an
> > X1 Carbon 7th gen, was reduced to ~65% of its previous level when playing
> > certain sounds. [1]
> >
<snip>
> 
> Thank you for this work. Perhaps, Takashi will have some comments to
> improve this quirk.
Seconded - thank you!

<snip>
> 
> > It is possible that the X1 Carbon 8th gen would benefit from the same
> > changes but I don't have a device to test that. Fixups are reordered so
> > that the devices for 7th & 8th gen can share the same chain after the first
> > fixup. The resulting chain is:
> 
> 8th gen hardware should be similar, so the new fixup should be applied to this
> hw, too.
> 
We'll do some testing here and confirm the fixes on the X1C7 and X1C8 (and Yoga)

Do let me know if there is any details Lenovo can provide that would help

Mark