Re: [2.6.30-rc1-git2 regressions] Hibernation broken and (minor but annoying) audio problem

Takashi Iwai
2009-04-15T13:13:39Z

At Tue, 14 Apr 2009 23:12:33 +0200,
Rafael J. Wysocki wrote:
>
> On Tuesday 14 April 2009, Takashi Iwai wrote:
> > At Fri, 10 Apr 2009 00:57:41 +0200,
> > Rafael J. Wysocki wrote:
> > >
> > > Second, KDE4 on openSUSE 11.1 sometimes fails to handle audio correctly after
> > > a fresh boot. Everything seems to work, but there's no sound at all. It is
> > > sufficient to close the X session and start the desktop environment again to
> > > make it work, though (may that be async too? ;-)). The hardware in question is
> > > Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller
> > > (rev 02) and the driver is snd_hda_intel.
> >
> > Is this problem still there?
>
> Just a few minutes ago sound stopped working (that was after a resume from S3,
> but not immediately after it), without anything suspicious in dmesg etc.
> Restarting X fixed that.
>
> Still, that doesn't happen very often and it is not readily reproducible.
>
> > If restarting the X session fixes the problem, it could be a
> > pulseaudio problem. But, then it doesn't sound like a kernel update
> > issue.
>
> Well, that may be a pulseaudio problem, but the very same pulsaudio apparently
> worked well with 2.6.29-git<something>. That might be a coincidence, though.

2.6.30-rc[12] have some patches regarding the DMA pointer handling,
which may influence on PA. More fix patches are pending. Could you
try sound git tree either master or for-next branch? At least it
seems working for some others.
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6.git

thanks,

Takashi