iommu/vt-d: Implement DOMAIN_ATTR_GEOMETRY attribute

Implement the attribute for the Intel IOMMU driver.
Signed-off-by: NJoerg Roedel <joerg.roedel@amd.com>

drivers/iommu/intel-iommu.c

@@ -3932,6 +3932,10 @@ static int intel_iommu_domain_init(struct iommu_domain *domain)
 	domain_update_iommu_cap(dmar_domain);
 	domain->priv = dmar_domain;
 
+	domain->geometry.aperture_start = 0;
+	domain->geometry.aperture_end   = __DOMAIN_MAX_ADDR(dmar_domain->gaw);
+	domain->geometry.force_aperture = true;
+
 	return 0;
 }