On Thu, Oct 01, 2020 at 11:02:55PM +0530, Sameer Pujar wrote: > The "prefix" can be defined in DAI link node or it can be specified as > part of the component node itself. Currently "sound-name-prefix" defined > in a component is not taking effect. Actually the property is not getting > parsed. It can be fixed by parsing "sound-name-prefix" property whenever > "prefix" is missing in DAI link Codec node. [...] > --- a/sound/soc/soc-core.c > +++ b/sound/soc/soc-core.c > @@ -1124,7 +1124,8 @@ static void soc_set_name_prefix(struct snd_soc_card *card, > for (i = 0; i < card->num_configs; i++) { > struct snd_soc_codec_conf *map = &card->codec_conf[i]; > > - if (snd_soc_is_matching_component(&map->dlc, component)) { > + if (snd_soc_is_matching_component(&map->dlc, component) && > + map->name_prefix) { > component->name_prefix = map->name_prefix; > return; > } Hi, It is not obvious how the patch fixes the problem described. I guess now map->name_prefix is NULL on some level and overrides prefix found earlier? Best Regards, Michał Mirosław