AFMT_AUDIO_LAYOUT_SELECT  581 drivers/gpu/drm/radeon/evergreend.h #       define AFMT_AUDIO_LAYOUT_SELECT      (1 << 1)
AFMT_AUDIO_LAYOUT_SELECT  729 drivers/gpu/drm/radeon/rv770d.h #       define AFMT_AUDIO_LAYOUT_SELECT      (1 << 1)