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iommu/amd: Add support for IOMMUv2 domain mode

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This patch adds support for protection domains that
implement two-level paging for devices.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Joerg Roedel
2011-11-17 17:24:28 +01:00
parent 132bd68f18
commit 52815b7568
5 changed files with 180 additions and 5 deletions
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1
drivers/iommu/amd_iommu_proto.h
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@@ -39,6 +39,7 @@ extern bool amd_iommu_v2_supported(void);
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);
#ifndef CONFIG_AMD_IOMMU_STATS