AFMT_AUDIO_CHANNEL_SWAP  713 drivers/gpu/drm/radeon/evergreend.h #       define AFMT_AUDIO_CHANNEL_SWAP       (1 << 24)
AFMT_AUDIO_CHANNEL_SWAP 1234 drivers/gpu/drm/radeon/r600d.h #       define AFMT_AUDIO_CHANNEL_SWAP       (1 << 24)
AFMT_AUDIO_CHANNEL_SWAP  854 drivers/gpu/drm/radeon/rv770d.h #       define AFMT_AUDIO_CHANNEL_SWAP       (1 << 24)