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iommu/amd: Implement IOMMUv2 TLB flushing routines

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The functions added with this patch allow to manage the
IOMMU and the device TLBs for all devices in an IOMMUv2
domain.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Joerg Roedel
2011-11-21 15:59:08 +01:00
parent 52815b7568
commit 22e266c79b
3 changed files with 140 additions and 0 deletions
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3
drivers/iommu/amd_iommu_proto.h
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@@ -40,6 +40,9 @@ extern int amd_iommu_register_ppr_notifier(struct notifier_block *nb);
extern int amd_iommu_unregister_ppr_notifier(struct notifier_block *nb);
extern void amd_iommu_domain_direct_map(struct iommu_domain *dom);
extern int amd_iommu_domain_enable_v2(struct iommu_domain *dom, int pasids);
extern int amd_iommu_flush_page(struct iommu_domain *dom, int pasid,
u64 address);
extern int amd_iommu_flush_tlb(struct iommu_domain *dom, int pasid);
#ifndef CONFIG_AMD_IOMMU_STATS