[alsa-devel] Support for fujitsu T421x

[Takashi Iwai]

At Sun, 1 Mar 2009 20:43:56 -0500,
John Kha wrote:
> 
> I have a Fujitsu Lifebook T4210 (very similar to the T4215) and wish
> to work on adding support for these models in patch_sigmatel.c.  I
> have ran the alsa-info script, once after a fresh boot, and once after
> changing the model a few times:
> 
> Virgin: http://www.alsa-project.org/db/?f=e76430dbf61b0e2c1ff199c9d1c85051a0341508
> With Model Changed:
> http://www.alsa-project.org/db/?f=cdd45e343c143052e18f9706e65eef8865696606
> 
> After trying various models, I have been unable to get the audio to
> output to the correct pin groups.  I have managed to use
> hda_analyzer.py to change some of my hardware settings, and have an
> idea of what verbs i need to send.  What I need is some information on
> the architecture of the driver, or an idea of where to edit things.  I
> would just say the config here and ask someone else to edit
> patch_sigmatel.c, but this is only the first of the issues I want to
> fix, so some knowledge of how to edit myself would be useful.

Could you try the very latest alsa-driver snapshot?
    git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6.git
the tarball 
   ftp://ftp.kernel.org/pub/linux/kernel/people/tiwai/snapshot/alsa-driver-snapshot.tar.gz


Takashi