[alsa-devel] [ALSA] HDA: no sound in headphone-out caused by commit f889fa91ad47e (2.6.25-rc1 regression)

Takashi Iwai tiwai at suse.de
Tue Feb 12 12:02:16 CET 2008


At Tue, 12 Feb 2008 11:50:36 +0100,
Matej Laitl wrote:
> 
> Takashi Iwai wrote:
> > Matej Laitl wrote:
> > > after upgrading from 2.6.24 to 2.6.25-rc1, I lost headphone-out sound
> > > output of my Intel HDA card - it is quiet no matter what the mixer
> > > settings are.
> > >
> > > (...)
> > >
> > > The box is Fujitsu-Siemens Esprimo Mobile M9400 laptop.
> >
> > Could you give the output of alsa-info.sh for both working and
> > non-working kernels?
> 
> The locations of alsa-info.sh outputs:
> no sound in headphones: http://pastebin.ca/901022
> sound ok: http://pastebin.ca/901016
> 
> Both kernels are Linus' tree snapshots as of commit cc13e442952a347f7, the one 
> with working sound has just the f889fa91ad47e commit reverted.

Thanks.  It seems that your device has two headphone jacks according
to the BIOS setup, and this seems to be the problem.

Could you show the kernel messages like "autoconfig: line_outs..." for
both cases?  This appears when build with CONFIG_SND_DEBUG=y.


Takashi


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