stream_drain 183 sound/soc/intel/atom/sst-mfld-platform-compress.c if (stream->compr_ops->stream_drain) stream_drain 184 sound/soc/intel/atom/sst-mfld-platform-compress.c return stream->compr_ops->stream_drain(sst->dev, stream->id); stream_drain 102 sound/soc/intel/atom/sst-mfld-platform.h int (*stream_drain)(struct device *dev, unsigned int str_id); stream_drain 683 sound/soc/intel/atom/sst/sst_drv_interface.c .stream_drain = sst_cdev_stream_drain,