[alsa-devel] detect extern/internel mic

[Takashi Iwai]

At Thu, 10 May 2007 00:43:07 +0800,
xinyun liu wrote:
> 
> It's interesting that when I plug in a headphone or an external
> microphone, the build in headphone and microphone will not work.
> 
> Is it a driver feature or the hardware do it?
> 
> Can anyone give some clue? I'd like to see the code but don't know how
> to start. Please give me help. Thx!

Needs more hardware information of your device for better diagnosis.

I guess it's a hardware, but some hda-intel drivers do that by
themselves for usability, for example.


Takashi