[alsa-devel] [PATCH 2/4] ASoC: core: Adds support for cpu loopback dai_link

[Mark Brown]

On Mon, Nov 09, 2015 at 11:19:59PM +0530, Vinod Koul wrote:
> From: Jeeja KP <jeeja.kp at intel.com>
> 
> soc_link_dai_widgets() creates codec-codec loopback link which
> allows DPCM to trigger these links and program the parameters for
> these links These links are:
> 
> 	Codec1 Tx (Pb)  ----------> Rx Codec2 (Cap)
> 	Codec2 Tx (Cap) <---------- Tx Codec1 (Pb)
> 
> But as we try to model a CPU based loops for non host links like
> modem to codec loop, the above mapping gets wrong as:
> 
> 	CPU Tx (Pb)  -----------> Codec Tx (Pb)
> 	CPU Rx (Cap) <----------- Codec Rx (Cap)
> 
> So we add a new flag to handle above scenario and link widgets as
> depecited above

So, what I was really thinking of with the renaming was a bigger rename
that updates the names in snd_soc_dai_driver and everything that comes
from that.  That's a much bigger thing though, let me think about it a
bit more.
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