From 52815b75682e25db45545911fd2b09ef5856e695 Mon Sep 17 00:00:00 2001 From: Joerg Roedel Date: Thu, 17 Nov 2011 17:24:28 +0100 Subject: 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 --- drivers/iommu/amd_iommu_proto.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/iommu/amd_iommu_proto.h') 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 -- cgit