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authorJoerg Roedel <joerg.roedel@amd.com>2011-11-23 12:36:25 +0100
committerJoerg Roedel <joerg.roedel@amd.com>2011-12-12 15:19:05 +0100
commitf3572db823decfd747e6afd4c4ddfd67e8af8b6d (patch)
treee806c8acc077ff9a3827f6dc4ab516fb76c65395 /drivers/iommu/amd_iommu_proto.h
parentc99afa25b67339b5fa7ef3767398878be9f60e1f (diff)
downloadlinux-f3572db823decfd747e6afd4c4ddfd67e8af8b6d.tar.bz2
iommu/amd: Add function to get IOMMUv2 domain for pdev
The AMD IOMMUv2 driver needs to get the IOMMUv2 domain associated with a particular device. This patch adds a function to get this information. 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 bb5ecfecfa44..1a7f41c6cc66 100644
--- a/drivers/iommu/amd_iommu_proto.h
+++ b/drivers/iommu/amd_iommu_proto.h
@@ -46,6 +46,7 @@ extern int amd_iommu_flush_tlb(struct iommu_domain *dom, int pasid);
extern int amd_iommu_domain_set_gcr3(struct iommu_domain *dom, int pasid,
unsigned long cr3);
extern int amd_iommu_domain_clear_gcr3(struct iommu_domain *dom, int pasid);
+extern struct iommu_domain *amd_iommu_get_v2_domain(struct pci_dev *pdev);
#define PPR_SUCCESS 0x0
#define PPR_INVALID 0x1