fresh_start 555 include/sound/hdaudio.h void snd_hdac_stream_start(struct hdac_stream *azx_dev, bool fresh_start); fresh_start 83 sound/hda/hdac_stream.c void snd_hdac_stream_start(struct hdac_stream *azx_dev, bool fresh_start) fresh_start 91 sound/hda/hdac_stream.c if (!fresh_start)