[alsa-devel] soc-dsp questions

[Liam Girdwood]

On 11/06/11 02:19, Patrick Lai wrote:
> On 6/10/2011 2:42 AM, Mark Brown wrote:
> 
>>
>> That might be handlable by either of the methods I was suggesting above.
>> Of course depending on the algorithms you're running the DSP may want
>> more mics than it's producing output channels - beam forming or noise
>> cancellation are the obvious examples there.
> 
> Yes, exactly.
> 
>> Do you mean not also a concern?  I *believe* OMAP is passing the
>> configuration through to the external DAI using the front end/back end
>> connection so the format gets selected by the app when it does a record,
> 

This is correct. We pass configuration from the FE PCM to all the connected BE DAIs.

Liam