[alsa-devel] regression: from 3.8 to 3.9: headphones output no sound on Intel HDA, codec VIA VT1802

Alex Riesen raa.lkml at gmail.com
Mon Jun 3 20:49:45 CEST 2013

On Mon, Jun 3, 2013 at 12:05 PM, Takashi Iwai <tiwai at suse.de> wrote:
> Thanks.  I think I found the culprit of the problem with the pin ctl
> value now.  This happens only when the power save is used or
> suspended, and it happens only on VT1802.  That's why I couldn't
> reproduce the issue with the emulator, and it wasn't reported from
> users of other VIA codecs.
> In anyway, the patch series below are the fixes.  Scratch the whole
> previous patches and apply them on clean 3.9 (or 3.10-rc) tree.
> Hopefully we sorted out all issues now.

Bingo, it works! In case you want to review the test, logs:


I'm going to run this kernel from now on. I shall report if I see
something else.


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