[alsa-devel] How to use hda-verb to detect

Takashi Iwai tiwai at suse.de
Mon Aug 17 11:50:35 CEST 2009

At Mon, 17 Aug 2009 12:41:39 +0300,
Ozan Çağlayan wrote:
> Takashi Iwai wrote On 17-08-2009 12:34:
> > For SET_UNSOLICITED_ENABLE verb, you need to a value (TAG | AC_USRSP_EN).
> > in the case of above, suppose the tag to be 0x0c, pass 0x8c.
> >
> >   
> Okay I've got the mechanism, thanks.
> How can I help for fixing HP automuting? setting UNSOLICITED_ENABLE
> didn't help at all.

The first thing is to identify which pin corresponds to which
headphone.  I guess each HP jack correspond to an individual pin like
Dell machines.

Then you can give the correct pin cfg via sysfs or a setup file
via "patch" module option.


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