[alsa-devel] Headphone output doesn't work with 3.0.0-rc* anymore

Michal Hocko mhocko at suse.cz
Fri Jun 10 14:42:32 CEST 2011


On Fri 10-06-11 12:08:03, Takashi Iwai wrote:
> At Fri, 10 Jun 2011 11:30:19 +0200,
> Michal Hocko wrote:
> > 
> > On Fri 10-06-11 11:18:51, Takashi Iwai wrote:
> > > At Fri, 10 Jun 2011 10:51:17 +0200,
> > > Michal Hocko wrote:
> > > > 
> > > > On Fri 10-06-11 10:14:13, Takashi Iwai wrote:
> > > > > At Fri, 10 Jun 2011 09:56:40 +0200,
> > > > > Michal Hocko wrote:
> > > > > > 
> > > > > > On Fri 10-06-11 08:53:01, Takashi Iwai wrote:
> > > > > > > At Thu, 9 Jun 2011 13:14:01 +0200,
> > [...]
> > > > > > OK, I git checkout v2.6.39 -- sound/pci/*.[ch] (see the patch bellow for
> > > > > > reference). I have kept the earlier patch.
> > > > > 
> > > > > Gah, sorry, a wrong path.  It must be sound/pci/hda/*.[ch].
> > > > > Also, please remove my previous patch.  It's irrelevant with 2.6.39
> > > > > although it should be harmless.
> > > > 
> > > > OK, I have reverted the whole hda directory to 2.6.39 which means AFAIU
> > > > that the driver is at the same state as it was in that kernel. And the
> > > > sound really works. Both outputs are active whem they should be.
> > > 
> > > Thanks, it's really good to know that we have a good working-base.
> > > 
> > > Now, can you switch back to 3.0rc2 with my fix patch and retest?
> > 
> > Sorry, I am confused now. How this would be different from the previous
> > testing where I had that patch applied on top of rc2?
> 
> Never mind, I found the possible spot.
> Could you try the patch below in addition?  There was one missing
> initialization in the transition.

I have applied this patch on top of clean rc2. Unfortunately, the sound
works only from headphones, now. See alsa-info attached. I have tried to
get info also when headphones were unplugged but the content is very
same (except for timestamp when the script ran).

-- 
Michal Hocko
SUSE Labs
SUSE LINUX s.r.o.
Lihovarska 1060/12
190 00 Praha 9    
Czech Republic


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