[alsa-devel] Store codec capabilites in alsa
broonie at opensource.wolfsonmicro.com
Tue Oct 30 16:13:03 CET 2012
On Mon, Oct 29, 2012 at 08:23:28PM -0700, Patrick Lai wrote:
> On 10/29/2012 10:07 AM, Mark Brown wrote:
> >Unless you tell us something about what's being advertised it's very
> >hard to comment;
> CODEC has filters for noise cancellation purpose. CPU will need to
> know given CODEC has noise cancellation support. Also, CPU needs to
> know the CODEC registers to program the filters and which digital
> audio interface would have noise reference.
Why is this all not just normal configuration done from the application
layer? Especially the noise reference configuration just looks like
totally normal routing configuration.
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