Re: [REGRESSION] no sound on T60 laptop (HDA Intel)

From: Miklos Szeredi
Date: Wed Oct 06 2010 - 04:27:00 EST


On Wed, 06 Oct 2010, Takashi Iwai wrote:
> At Tue, 05 Oct 2010 22:35:28 +0200,
> Miklos Szeredi wrote:
> >
> > On Tue, 05 Oct 2010, Takashi Iwai wrote:
> > > In anyway, if this is reproducible, get alsa-info.sh output before and
> > > after suspend. It'll give more information of HD-audio and sound
> > > driver status.
> >
> > No significant difference before and after the suspend
>
> The important thing is to get the alsa-info output at the moment
> you don't get sound and you get sound. Just after the suspend is
> still in the power-saving mode, thus all the setup might be inactive.
>
> Anyway, could you attach alsa-info.sh output so that I can analyze?

Attaching the files.

> > ...
> >
> > Bisected it to commit 3f50ac6a0e "ALSA: hda - Fix stream and
> > channel-ids codec-bus wide"
> >
> > Reverting this on latest git fixes the sound.
>
> Could you get alsa-info.sh output before and after reverting this, too?
> (i.e. non-working and working states)

Hmm, now there's no sound even with the revert. I guess reproducing
this is not completely reliable so the bisect gave a false result. Oh
well.

Thanks,
Miklos

Attachment: alsa-info.txt.no-sound
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Attachment: alsa-info.txt.sound
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