3248 	struct protection_domain *pdomain;  in amd_iommu_domain_alloc()  local
3254 	pdomain = protection_domain_alloc();  in amd_iommu_domain_alloc()
3255 	if (!pdomain)  in amd_iommu_domain_alloc()
3258 	pdomain->mode    = PAGE_MODE_3_LEVEL;  in amd_iommu_domain_alloc()
3259 	pdomain->pt_root = (void *)get_zeroed_page(GFP_KERNEL);  in amd_iommu_domain_alloc()
3260 	if (!pdomain->pt_root)  in amd_iommu_domain_alloc()
3263 	pdomain->domain.geometry.aperture_start = 0;  in amd_iommu_domain_alloc()
3264 	pdomain->domain.geometry.aperture_end   = ~0ULL;  in amd_iommu_domain_alloc()
3265 	pdomain->domain.geometry.force_aperture = true;  in amd_iommu_domain_alloc()
3267 	return &pdomain->domain;  in amd_iommu_domain_alloc()
3270 	protection_domain_free(pdomain);  in amd_iommu_domain_alloc()
3769 	struct protection_domain *pdomain;  in amd_iommu_get_v2_domain()  local
3771 	pdomain = get_domain(&pdev->dev);  in amd_iommu_get_v2_domain()
3772 	if (IS_ERR(pdomain))  in amd_iommu_get_v2_domain()
3776 	if (!(pdomain->flags & PD_IOMMUV2_MASK))  in amd_iommu_get_v2_domain()
3779 	return &pdomain->domain;  in amd_iommu_get_v2_domain()