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Diffstat (limited to 'drivers/iommu/amd/amd_iommu.h')
-rw-r--r--drivers/iommu/amd/amd_iommu.h7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/iommu/amd/amd_iommu.h b/drivers/iommu/amd/amd_iommu.h
index 6b8cbdf71714..b4adab698563 100644
--- a/drivers/iommu/amd/amd_iommu.h
+++ b/drivers/iommu/amd/amd_iommu.h
@@ -84,12 +84,9 @@ static inline bool is_rd890_iommu(struct pci_dev *pdev)
(pdev->device == PCI_DEVICE_ID_RD890_IOMMU);
}
-static inline bool iommu_feature(struct amd_iommu *iommu, u64 f)
+static inline bool iommu_feature(struct amd_iommu *iommu, u64 mask)
{
- if (!(iommu->cap & (1 << IOMMU_CAP_EFR)))
- return false;
-
- return !!(iommu->features & f);
+ return !!(iommu->features & mask);
}
static inline u64 iommu_virt_to_phys(void *vaddr)