[alsa-devel] Status of CMI9738 and SiS7012

Takashi Iwai tiwai at suse.de
Tue Mar 27 17:05:45 CEST 2007

At Tue, 27 Mar 2007 08:49:05 -0600,
Rob Franklin wrote:
> Hi All,
> I posted a question a couple of weeks ago to the alsa-users list
> (Can't get spdif working with ALSA and FC6 on ECS L4S5MG/651+
> motherboard), but never got a response.
> I have been looking at the ALSA source code for the AC'97 codec on my
> board  (CMI9738) and the source code for the intel8x0 driver (for my
> SiS 7012).  However, as far as I can tell from looking at the source,
> S/PDIF is not enabled/supported for this combination of devices.
> Additionally, Googling around I haven't found any mention of people
> getting spdif working with ALSA and a CM9738 / SiS7012 combo.
> I am wondering whether anyone on the developer list can confirm that
> this is the case.  Also, if this is the case can someone give me an
> idea of what would be required to get this working.  The system is
> setup with dual boot and so I could grab some of the values from
> windows using a PCI sniffer, and I might be able to do some hacking on
> the source code and submit a patch if someone could help guide me in
> the right direction.

Are you sure it's CM9738?  AFAIK, CM9738 doesn't support SPDIF at
all, but CM9739 does...


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