Re: Thinkpad hda regression in 3.3

[Josh Boyer <jwboyer@redhat.com>]

On Fri, Apr 13, 2012 at 03:41:53PM +0200, Takashi Iwai wrote:
> At Fri, 13 Apr 2012 09:37:21 -0400,
> Josh Boyer wrote:
> Thanks.  As mentionted, the difference between two setups (sent in two
> posts) is seen in the mixer setup.  I personally don't mind which
> setup is taken; it's rather a choice of users.  So, let me know which
> setup is preferred by testers.

You're referring to the inclusion of pin 0x19 or not here, right?

> The reason behind such multiple setups is that the codec chip has only
> two DACs while you want to access for three or more outputs (two
> headphones, one speaker, etc).  Thus some outputs must share the same
> DAC.

I'm guessing when someone undocks the pins are reconfigured back to the
jacks on the laptop itself somehow?

I must admit, ALSA and it's multi-codec hda driver with lots of pin
swizzling is somewhat intimidating at the moment.  If I ask stupid
questions, please bear with me :).

josh