R_ISRC 858 sound/soc/codecs/tscs454.c SOC_ENUM_SINGLE(R_ISRC, FB_ISRC_IBR, R_ISRC 865 sound/soc/codecs/tscs454.c SOC_ENUM_SINGLE(R_ISRC, FB_ISRC_IBM, R_ISRC 3207 sound/soc/codecs/tscs454.c ret = snd_soc_component_read(component, R_ISRC, &val);