Hi Daniel Thank you for your feedback > > Because of it, the connection judgement for normal vs DPCM is tricky. > > I know Pierre-Louis want to use it for SOF, but something is missing, > > thus, can't use (?). (snip) > Thanks for having a look at this. I also tried to use generic machine > driver (simple-card) > with SOF but I had some trouble creating desired DPCM links. > > Main limitation of simple-card is that there is no direct way of > specifying DPCM links. > > I had an attempt to introduce a more flexible approach for that here: > https://lkml.org/lkml/2019/10/13/123 > > but obviously we can do better than that. > > For now, I'm using only normal links with simple-audio card and it > works fine for > me with SOF, but in the future I think we might need to expand that. OK, the issue is also normal vs DPCM judgement. Maybe having "dsp" can solve it, same as audio-graph-card ? I'm not sure we need to update simple-audio, too > Mark ? Thank you for your help !! Best regards --- Kuninori Morimoto