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

From: Florian Mickler
Date: Sun Oct 31 2010 - 07:07:32 EST


On Wed, 06 Oct 2010 10:26:38 +0200
Miklos Szeredi <miklos@xxxxxxxxxx> wrote:

> 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
>
Did you get to the bottom of this?

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/