EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT 3099 drivers/gpu/drm/amd/include/atomfirmware.h   EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT            = 0x01,
EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT 1377 drivers/gpu/drm/radeon/atombios.h #define EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT          0x01