[PATCH v2 2/7] ASoC: soc-core: add snd_soc_runtime_get_dai_fmt()

[Mark Brown]

On Thu, May 27, 2021 at 07:54:04AM +0900, Kuninori Morimoto wrote:

> > >   1. Try to match both DAI's 1st choice, if match use that.
> > >   2. Pick one DAI A, try it's 2nd choice with the other DAI B's 1st
> > >      choice.
> > >   3. Swap and try 1st choice of A and 2nd choice of B.
> > >   4. Try 2nd choices of both DAIs.

> About this, Because we might use Multi-CPU/Codec,
> step 3 is difficult.
> Except it I can implement.

Yeah, I think it's probably too hard to implement the whole thing
and may be safer to simply go with what you've implemented
already (with the documentation changes) as a first step.  Like I
said I'm a little worried about what happens if we change the
algorithm later.
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