SND_COMPR_TRIGGER_DRAIN 822 sound/core/compress_offload.c retval = stream->ops->trigger(stream, SND_COMPR_TRIGGER_DRAIN); SND_COMPR_TRIGGER_DRAIN 182 sound/soc/intel/atom/sst-mfld-platform-compress.c case SND_COMPR_TRIGGER_DRAIN: SND_COMPR_TRIGGER_DRAIN 408 sound/soc/soc-compress.c cmd == SND_COMPR_TRIGGER_DRAIN) SND_COMPR_TRIGGER_DRAIN 509 sound/soc/sprd/sprd-pcm-compress.c case SND_COMPR_TRIGGER_DRAIN: