AFMT_AUDIO_PACKET_CONTROL  709 drivers/gpu/drm/radeon/evergreend.h #define AFMT_AUDIO_PACKET_CONTROL            0x712c
AFMT_AUDIO_PACKET_CONTROL 1231 drivers/gpu/drm/radeon/r600d.h #define AFMT_AUDIO_PACKET_CONTROL            0x7604
AFMT_AUDIO_PACKET_CONTROL  851 drivers/gpu/drm/radeon/rv770d.h #define AFMT_AUDIO_PACKET_CONTROL            0x7604