[alsa-devel] [PATCH RESEND 1/2] ASoC: Intel: kbl: Remove option of choosing CH count based on pdata

Vinod Koul vinod.koul at intel.com
Thu Nov 30 05:02:08 CET 2017


On Wed, Nov 29, 2017 at 12:33:14PM +0000, Mark Brown wrote:
> On Wed, Nov 15, 2017 at 03:37:42PM +0530, Naveen Manohar wrote:
> > Remove option of choosing channel count based on pdata for
> > kbl_rt5663_max98927 machine driver.
> > As User-space expects 4ch DMIC data and uses channel-map in ucm to
> > figure-out the desired channel to use, Hence removing driver change
> > to allow choosing channels.
> 
> To repeat my previous question which I don't seem to see a response to:
> 
> | Which userspace and are you sure there are no boards that only have two
> | of the mics?

I am not sure why Naveen didn't respond, I will ask around.

FWIW the userspace in question is CRAS. CRAS wants to manage MICs and would
*know* how many MICs are on the board and would work with PCM data
accordingly...

-- 
~Vinod


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