Hi Pierre-Louis > > snd_soc_dai_link_set_capabilities() checks all CPU/Codec DAI (Y)(Z) > > for Playback/Capture (X) and checks its validation (A), and setup > > dpcm_playback/capture flags (a). > > > > void snd_soc_dai_link_set_capabilities(...) > > { > > ... > > (X) for_each_pcm_streams(direction) { > > ... > > (Y) for_each_link_cpus(dai_link, i, cpu) { > > ... > > (A) if (... snd_soc_dai_stream_valid(...)) { > > ... > > } > > } > > (Z) for_each_link_codecs(dai_link, i, codec) { > > ... > > (A) if (... snd_soc_dai_stream_valid(...)) { > > ... > > } > > } > > ... > > } > > > > (a) dai_link->dpcm_playback = supported[...]; > > (a) dai_link->dpcm_capture = supported[...]; > > } > > > > This validation check will be automatically done on new > > soc_get_playback_capture(). snd_soc_dai_link_set_capabilities() is no > > longer needed. Let's remove it. > > Humm, this is really hard to review. > > soc_get_playback_capture() used to do a verification of the match > between dailink and dais, and now it doesn't have it any longer and this > patch removes the checks? Hmm..., Maybe I'm misunderstanding ? I think this patch is very clear to remove, because it is 100% duplicate code. Maybe this mutual misunderstanding is based [01/15] review ? I think we need to dig it first. Thank you for your help !! Best regards --- Renesas Electronics Ph.D. Kuninori Morimoto