mmUVD_REG_XX_MASK   42 drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c #define mmUVD_REG_XX_MASK							0x05ac
mmUVD_REG_XX_MASK   72 drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c #define mmUVD_REG_XX_MASK 						0x026c