linux-kernel - Re: Regression in 3.0-git after commit c82693db52beced0419cecf09a3c81adfe95a544

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Date:	Thu, 04 Aug 2011 21:21:13 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Larry Finger <Larry.Finger@...inger.net>
Cc:	Jaroslav Kysela <perex@...ex.cz>,
	LKML <linux-kernel@...r.kernel.org>, alsa-devel@...a-project.org,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: Regression in 3.0-git after commit c82693db52beced0419cecf09a3c81adfe95a544 - sound does not work

At Thu, 04 Aug 2011 13:19:17 -0500,
Larry Finger wrote:
> 
> On 08/04/2011 12:55 PM, Takashi Iwai wrote:
> >
> > Thanks.  Through a quick glance at these information, the problem
> > looks like that both newly appearing "Headphone" and "Speaker" volumes
> > are set to zero.  Usually alsactl invoked by udev will set appropriate
> > values for new elements, but in your case, it didn't work by some
> > reason.
> >
> > Try to adjust them.  (Note that you don't have to rebuild the kernel
> > just for this test; pass model=auto option to snd-hda-intel module,
> > then it'll switch to that mode.)
> 
> By adding that option to /etc/modprobe.d/99-local.conf, and removing my patch, I 
> got new controls with the mixer. After fiddling with them a bit, I got working 
> sound. The issue is fixed.

OK, thanks for a quick check!

BTW, are you using systemd or sysvinit?  The culprit might be the
missing call  of "alsactl init" at the startup, and it depends on the
start-up system, of course.


Takashi
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