hwac3, AC3 passthrough

[Andrew Pantyukhin]

On Fri, Jun 06, 2008 at 10:47:43AM -0700, Alexander Popov wrote:
> Hi,
> For a few days already I've been trying to get mplayer to
> output on S/PDIF, but no luck... Could anybody help?
> 
> - I've got Trust SC-5250 sound card (CMI8738 chip) that works
> fine in stereo mode with snd_cmi driver

FWIW, I've got a number of motherboards with via8237 built-in
audio. S/PDIF (pass through and otherwise) only works with
audio/oss from ports. Maybe you should give it a try.