[alsa-devel] [PATCH] hda: Add dmux to STAC 9228

Matthew Ranostay mranostay at embeddedalley.com
Fri Oct 19 19:59:14 CEST 2007

Tim Gardner wrote:
> Matthew Ranostay wrote:
>> Added a dmux to the STAC9228 cards with DMIC support. And added a
>> STAC_DIGITAL_INPUT_SOURCE macro for repeating mixer code.
>> ---
> I'm not having any luck with this patch on my XPS M1330. I built against
> Ubuntu Gutsy (2.6.22 which requires some PIT_TICK_RATE futzing in
> pcsp.h) from current ALSA repo bits after Takashi applied it to HG. I
> also removed Gusty l-u-m which contains a conflicting snd-hda-intel.
> Audio output works fine. The only record source that appears to work is
> the external microphone (front input), though it is very faint even with
> mux 1 cranked to the max.
> Can you describe your environment and record applications? Perhaps I'm
> just missing some assumption.
I think the problem is that I set the dmux to ADC1MUX instead of 
ADC0MUX, could you test this patch to confirm?
Please let me know your results.


Matt Ranostay
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