David,

The attached patch should fix your broken SPDIF output.

Also attached more data for possible future reference.

Thanks,
Fengguang
--

On Thu, May 06, 2010 at 03:42:27PM +0800, David Härdeman wrote:
> On Thu, May 6, 2010 02:55, Wu Fengguang wrote:
> > On Thu, May 06, 2010 at 07:05:16AM +0800, David Härdeman wrote:
> >> A recent upgrade to kernel 2.6.33.x and alsa 1.0.22 broke spdif (iec958)
> >
> > Upgraded from which kernel?
> 
> 2.6.32.something, can check exact version later if you want. alsa
> userspace bits were upgraded at the same time (can also check from which
> version later if necessary).
> 
> >> output on my Intel DG45FC motherboard (IDT 92HD73E1X5 codec,
> >> snd-hda-intel driver).
> >>
> >> After playing around a bit with module params, it turns out that loading
> >> snd-hda-intel with model=no-jd fixes this problem (previously the module
> >> worked without any model option at all, note also that model=intel does
> >> not work which is kinda weird).
> >
> > You mean model=intel never worked?
> 
> No, I mean that I've never used a model= parameter before, and in trying
> to debug this new problem I tried model=intel which did not fix it but
> model=no-jd does. So model=intel might have worked before.
> 
> On a related note, why is model=intel even there (and why is the end-user
> expected to set it)? The docs says it's for DG45FC and DG45ID
> motherboards, but shouldn't those motherboards be possible to autodetect
> in the driver via DMI info?
> 
> -- 
> David Härdeman