ENCODER_OBJECT_ID_NONE   46 drivers/gpu/drm/amd/amdgpu/ObjectID.h #define ENCODER_OBJECT_ID_NONE                    0x00 
ENCODER_OBJECT_ID_NONE   51 drivers/gpu/drm/amd/include/displayobject.h ENCODER_OBJECT_ID_NONE							 =0x00,
ENCODER_OBJECT_ID_NONE   46 drivers/gpu/drm/radeon/ObjectID.h #define ENCODER_OBJECT_ID_NONE                    0x00