[alsa-devel] [regression] Sound not transferred to docking station after resume from StR

[Takashi Iwai]

At Mon, 19 Apr 2010 13:38:14 +0200,
Frans Pop wrote:
> 
> On Monday 19 April 2010, Takashi Iwai wrote:
> > Could you give alsa-info.sh on your machine, preferably before/after
> > suspend on both working (2.6.33) and non-working kernels?
> 
> See files in attached tarball. Contents are:
> * system boot (docked)
>   => alsa-info.txt_3[34]_docked
> * undock
>   => alsa-info.txt_3[34]_undocked
> * suspend - dock (while suspended) - resume
>   => alsa-info.txt_3[34]_after_resume_docked
> * undock - redock (this disables the internal speakers)
>   => alsa-info.txt_34_after_resume_redocked
> 
> > Also, you can try to copy sound/pci/hda/patch_analog.c from 2.6.33 to
> > 2.6.34 to check whether it works.  There shouldn't be many changes in
> > that file.
> 
> That fixes the problem.

Then my rough guess is

commit ea52bf260ecbb175339af3178c15788df21b7516
Author: Daniel T Chen <crimsun at ubuntu.com>
Date:   Sun Dec 27 18:48:29 2009 -0500

    ALSA: hda: Add powerdown for Analog Devices HDA codecs
    
Could you try to revert it?


thanks,

Takashi