diff options
Diffstat (limited to 'drivers/iommu/amd/init.c')
| -rw-r--r-- | drivers/iommu/amd/init.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index d0d506ad9cc9..06b319006ce2 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -187,7 +187,6 @@ bool amd_iommu_iotlb_sup __read_mostly = true; u32 amd_iommu_max_pasid __read_mostly = ~0; -bool amd_iommu_v2_present __read_mostly; static bool amd_iommu_pc_present __read_mostly; bool amdr_ivrs_remap_support __read_mostly; @@ -2101,12 +2100,6 @@ static int __init iommu_init_pci(struct amd_iommu *iommu) amd_iommu_max_glx_val = min(amd_iommu_max_glx_val, glxval); } - if (check_feature(FEATURE_GT) && - check_feature(FEATURE_PPR)) { - iommu->is_iommu_v2 = true; - amd_iommu_v2_present = true; - } - if (check_feature(FEATURE_PPR) && alloc_ppr_log(iommu)) return -ENOMEM; @@ -3676,7 +3669,7 @@ bool amd_iommu_v2_supported(void) * (i.e. EFR[SNPSup]=1), IOMMUv2 page table cannot be used without * setting up IOMMUv1 page table. */ - return amd_iommu_v2_present && !amd_iommu_snp_en; + return amd_iommu_gt_ppr_supported() && !amd_iommu_snp_en; } EXPORT_SYMBOL(amd_iommu_v2_supported); |