[alsa-devel] HDMI v. ICH8 on Dell XPS M1330

[Takashi Iwai]

At Wed, 27 Feb 2008 17:41:10 -0500,
Armando Di Cianno wrote:
> 
> I figured this was more appropriate for devel, and not user.  Sorry, if
> that's wrong.
> 
> First, I'm using the 1.0.16 release tarballs.  They work better than the
> in-kernel drivers, as they survive both suspend and hibernate, whereas
> the kernel drivers do not.
> 
> I'm eager to see audio over HDMI working on my Dell XPS M1330.  I'm
> pretty sure that this is /not supported/ at the moment -- if this isn't
> the case, please stop reading, and let me know the particulars.  HDMI
> seems to be supported noted, but mainly for the ATI chips.
> 
> I'm pretty sure the m1330 has a STAC9228 setup.  None of the suggested
> model= module parameters succeeded in getting audio over HDMI, beyond
> what is autodetected without any parameter specified.  model=5stack
> seems to show a digital SPDIF device added.

The HDMI on HD-audio is currently handled equivalently with SPDIF.
So, this device is the HDMI.  Try to output this?  Don't forget to
adjust 'IEC958'-related mixer controls.

> If there is anyway I can help the core developers get HDMI audio
> working, I would be glad to help.  I will post all the relevant
> information I can think of following; please let me know if other
> information would be helpful.

Use alsa-info.sh.  This will contain far more information.

thanks,

Takashi