translation_pre_enabled
bool translation_pre_enabled(struct amd_iommu *iommu);
if (translation_pre_enabled(iommu) && !is_kdump_kernel()) {
amd_iommu_pre_enabled = translation_pre_enabled(iommu);
if (translation_pre_enabled(iommu))
if (translation_pre_enabled(iommu) && !is_kdump_kernel()) {
if (translation_pre_enabled(iommu)) {
if (!drhd->ignored && !translation_pre_enabled(iommu))
return translation_pre_enabled(info->iommu) && !info->domain;