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

[Jiang zhe]

On Mon, 2008-03-03 at 06:59 +0800, Tobin Davis wrote:
> It is possible that HDMI audio is pulled from an unknown i2c bus on
> the
> video chip.  3dfx did that a long time ago with their 3500 card for
> their tv tuner portion.
> 
> I think at this point, unless Steven knows more, this may be
> unsupported
> until nVidia adds support in their driver or opens up part of the
> spec.
> 
I googled some info about the nvidia G84** or G86** graphics core.
They got the audio signal from the external audio device through spdif.

For Dell M1330, the spdif configuration for the stac92** codec looks
well, maybe the graphic driver can control whether the audio signal is
allowed to transfer through the HDMI port?


> Tobin
> 
> On Sun, 2008-03-02 at 14:20 -0800, Tellman, Steven wrote:
> 
> > This system is NVidia (or Intel).
> >
> > ________________________________
> >
> > From: rlrevell at gmail.com on behalf of Lee Revell
> > Sent: Sat 3/1/2008 9:03 PM
> > To: Armando Di Cianno
> > Cc: Tellman, Steven; alsa-devel at alsa-project.org
> > Subject: Re: [alsa-devel] HDMI v. ICH8 on Dell XPS M1330
> >
> >
> >
> > On Thu, Feb 28, 2008 at 8:29 PM, Armando Di Cianno
> <armando at goodship.net> wrote:
> > >
> > >  On Thu, 2008-02-28 at 12:55 -0800, Tellman, Steven wrote:
> > >  > Notice we use the "Other Digital" as the jack. Is that possibly
> > >  > causing
> > >  > a problem? IEC958 shows up, but doesn't provide output to HDMI
> devices
> > >  > (that I've tested).
> > >
> > >  At a user level, this is definitely what I've experienced.
> > >
> > >  Are there any suggestions for testing if my current ALSA
> > >  install /should/ work, or how to find out if something is
> misconfigured,
> > >  or will simply not work?
> >
> > Do you have the binary ATI driver installed?  Several users have
> > reported that it's required for HDMI audio to work.
> >
> > Lee
> >
> >
> > _______________________________________________
> > Alsa-devel mailing list
> > Alsa-devel at alsa-project.org
> > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
> 
> 
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