On Thu, 29 Jul 2010 07:37:56 +0200, Takashi Iwai said:

> This was already fixed, but in the same date (July 27) as mmotm was
> created.  The commit is:
> 
>     cd7643bfb772dc7103ed6fc8dda6b233a8e14178
>     Author:     Jaroslav Kysela <perex@perex.cz>
>     ALSA: hda-intel - fix function_id rework (add missing bitmask)

Thanks, I cherry-picked that commit and my sound now works.