AFMT_AUDIO_CRC_CONTROL  684 drivers/gpu/drm/radeon/evergreend.h #define AFMT_AUDIO_CRC_CONTROL               0x710c
AFMT_AUDIO_CRC_CONTROL  827 drivers/gpu/drm/radeon/rv770d.h #define AFMT_AUDIO_CRC_CONTROL               0x74dc