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authorJoerg Roedel <joerg.roedel@amd.com>2011-11-17 17:24:28 +0100
committerJoerg Roedel <joerg.roedel@amd.com>2011-12-12 15:18:57 +0100
commit52815b75682e25db45545911fd2b09ef5856e695 (patch)
treea54d7812e6d68d0663e6929f29dadf0ce5f74c59 /drivers/iommu/amd_iommu_proto.h
parent132bd68f180dd5de9176e20532910503f6393f14 (diff)
downloadlinux-52815b75682e25db45545911fd2b09ef5856e695.tar.bz2
iommu/amd: Add support for IOMMUv2 domain mode
This patch adds support for protection domains that implement two-level paging for devices. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'drivers/iommu/amd_iommu_proto.h')
-rw-r--r--drivers/iommu/amd_iommu_proto.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/iommu/amd_iommu_proto.h b/drivers/iommu/amd_iommu_proto.h
index 2c4554e963c7..d207b1d951b2 100644
--- a/drivers/iommu/amd_iommu_proto.h
+++ b/drivers/iommu/amd_iommu_proto.h
@@ -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