 #define UVD_GPCOM_VCPU_DATA0__DATA0_MASK 0xffffffff #define UVD_GPCOM_VCPU_DATA0__DATA0__SHIFT 0x0 #define UVD_GPCOM_VCPU_DATA0__DATA0_MASK 0xffffffff #define UVD_GPCOM_VCPU_DATA0__DATA0__SHIFT 0x0 #define UVD_ENGINE_CNTL__ENGINE_START_M