Re: Problems with Intel HDA driver

["Munzir Taha (منذر طه)" <munzirtaha@gmail.com>]

Hi Takashi,
I just updated my driver and libs to 1.0.21 to see whether this is fixed. 
Unfortunately, when I plug my headphones, the laptop speakers are still 
playing.

http://www.alsa-project.org/db/?f=c0082231c70ef69de999506f3d59dec0c0cdb633

On Yaum al-Ithnain 24 Ramadan 1430 4:23:05 pm Takashi Iwai wrote:
> At Mon, 14 Sep 2009 15:15:53 +0200,
> 
> I wrote:
> > At Mon, 14 Sep 2009 16:15:02 +0300,
> >
> > Ozan Çağlayan wrote:
> > > Takashi Iwai wrote On 14-09-2009 15:36:
> > > > Yeah, I think we can add EAPD handling as default for IDT92HD71xx
> > > > codecs.  I've never seen machines that can't live with GPIO0 bit up.
> > >
> > > enable_msi doesn't seem to affect the auto-muting problem. I played
> > > with every single node in hda-analyzer but can't get auto-mute work. I
> > > can manually mute the HP output and the internal speakers by
> > > checking/unchecking OUT checkboxes on relevant NIDs. There's a 8xn
> > > matrix for GPIO settings, I played with them as well to set unsol but
> > > nope.
> > >
> > > I want to remember that dell-m4-1 makes automute work but breaks the
> > > mixer channels:
> > >
> > > http://www.spinics.net/lists/alsa-devel/msg26714.html
> > >
> > > Err, I know that I didn't answer the last question in the thread as I'm
> > > a little bit lost in the NID pool and didn't have time to investigate
> > > further.
> >
> > Could you check whether this still valid?
> >
> > Basically the model option doesn't change the auto-mute behavior.
> > It just changes which pin to be detected and which pin to mute.
> > So, if model=dell-m4-1 makes the auto-muting working, it means
> > that the BIOS setup is broken.
> 
> I looked through alsa-info output now, and found the culprit.
> NID 0x0f is set as a line-out, and currently the driver doesn't
> don't do auto-muting for line-out unless a headphone is present.
> Changing it to a headphone should fix.  Or you can give hp_detect=1
> hint via sysfs and reconfigure.
> 
> 
> Takashi



-- 
Munzir Taha
Telecommunications and Electronics Engineer
Master CIW Designer, ICDL, MOUS, Linux+, LPI, SCSA
Riyadh, SA
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