diff options
Diffstat (limited to 'drivers/iommu/amd_iommu_proto.h')
| -rw-r--r-- | drivers/iommu/amd_iommu_proto.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/iommu/amd_iommu_proto.h b/drivers/iommu/amd_iommu_proto.h index 466260f8a1df..640c286a0ab9 100644 --- a/drivers/iommu/amd_iommu_proto.h +++ b/drivers/iommu/amd_iommu_proto.h @@ -87,4 +87,16 @@ static inline bool iommu_feature(struct amd_iommu *iommu, u64 f) return !!(iommu->features & f); } +static inline u64 iommu_virt_to_phys(void *vaddr) +{ + return (u64)__sme_set(virt_to_phys(vaddr)); +} + +static inline void *iommu_phys_to_virt(unsigned long paddr) +{ + return phys_to_virt(__sme_clr(paddr)); +} + +extern bool translation_pre_enabled(struct amd_iommu *iommu); +extern struct iommu_dev_data *get_dev_data(struct device *dev); #endif /* _ASM_X86_AMD_IOMMU_PROTO_H */ |