On Thu, Nov 05, 2015 at 12:01:52PM -0800, Simran Rai wrote: > On 11/4/2015 6:07 AM, Mark Brown wrote: > >On Mon, Nov 02, 2015 at 02:11:23PM -0800, Simran Rai wrote: > >>+ Interfaces grouping of serial port. In multi-channel stereo, use > >>+ "2_0", in 3.1 multi-channel grouping, use "3_1" and in 5.1 > >>+ multi-channel grouping, use "5_1". > >I don't really understand what this means or why this is not runtime > >configured. > By runtime configured, do you mean passing the channel grouping through > machine file? Is there any specific callback that I can use? No, this appears to just be setting the number of channels which is normally configured depending on how many channels userspace is playing.
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