[alsa-devel] Notebook Toshiba satellite x200-21g with realtek snd-hda-intel audio device still not supported (codec ALC268)

Tobin Davis tdavis at dsl-only.net
Fri Dec 28 05:15:21 CET 2007

Ok, I'm going to dive into this one this weekend.  I have a test board
ready to run.

Daniele, please email me off list to keep the noise level down.  I'm
also tracking this in bugzilla.


On Wed, 2007-12-26 at 17:08 +0100, Daniele (Mastro) wrote:

> Takashi Iwai ha scritto:
> > I recommend you to hack the driver code by yourself.
> > The coding itself isn't too difficult.  The problem is the guess work,
> > which PIN really corresponds to which I/O, and what control is missing
> > (EAPD, GPIO, etc).
> hum..
> i guess the file i should edit is patch_realtek.c
> but i really have no idea on what to change/add and how to understand
> what i have to change...
> in my other message there are the debug info you requested and i don't
> know how to use them
> i'm really want to do something to help you but i keep reading the code
> without knowing what to do or understanding it very much... i never
> developed kernel drivers and I've no idea on what to do
> I'm putting here my good will but think i miss the knowledge to do what
> you suggested and i don't know where to achieve it either
> > What I'm wondering is how to support 5.1 output.  The ALC268 codec is
> > at most for 4 channels (2 + 2).  Are you sure that you can get 5.1
> > distinct outputs?
> probably this isn't a 5.1 as i said in the other message
> thanks for any reply you will give me
> i'm sorry i'm so annoying

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