AMDGPU_MAX_UVD_HANDLES
adev->uvd.max_handles = AMDGPU_MAX_UVD_HANDLES;
adev->uvd.max_handles = AMDGPU_MAX_UVD_HANDLES;
struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
atomic_t handles[AMDGPU_MAX_UVD_HANDLES];