amdgpu_bo_create_user
r = amdgpu_bo_create_user(adev, &bp, &ubo);
r = amdgpu_bo_create_user(adev, &bp, &ubo);
int amdgpu_bo_create_user(struct amdgpu_device *adev,
r = amdgpu_bo_create_user(node->adev, &bp, &ubo);