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KVM: use the new intel iommu APIs

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intel iommu APIs are updated, use the new APIs.

In addition, change kvm_iommu_map_guest() to just create the domain, let kvm_iommu_assign_device() assign device.

Signed-off-by: Weidong Han <weidong.han@intel.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Weidong Han
2008-12-02 21:03:39 +08:00
committed by Joerg Roedel
parent fe40f1e020
commit 260782bcfd
3 changed files with 74 additions and 52 deletions
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15
include/linux/kvm_host.h
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@@ -330,9 +330,10 @@ void kvm_free_irq_source_id(struct kvm *kvm, int irq_source_id);
#ifdef CONFIG_DMAR
int kvm_iommu_map_pages(struct kvm *kvm, gfn_t base_gfn,
unsigned long npages);
int kvm_iommu_map_guest(struct kvm *kvm,
struct kvm_assigned_dev_kernel *assigned_dev);
int kvm_iommu_map_guest(struct kvm *kvm);
int kvm_iommu_unmap_guest(struct kvm *kvm);
int kvm_assign_device(struct kvm *kvm,
struct kvm_assigned_dev_kernel *assigned_dev);
#else /* CONFIG_DMAR */
static inline int kvm_iommu_map_pages(struct kvm *kvm,
gfn_t base_gfn,
@@ -341,9 +342,7 @@ static inline int kvm_iommu_map_pages(struct kvm *kvm,
return 0;
}
static inline int kvm_iommu_map_guest(struct kvm *kvm,
struct kvm_assigned_dev_kernel
*assigned_dev)
static inline int kvm_iommu_map_guest(struct kvm *kvm)
{
return -ENODEV;
}
@@ -352,6 +351,12 @@ static inline int kvm_iommu_unmap_guest(struct kvm *kvm)
{
return 0;
}
static inline int kvm_assign_device(struct kvm *kvm,
struct kvm_assigned_dev_kernel *assigned_dev)
{
return 0;
}
#endif /* CONFIG_DMAR */
static inline void kvm_guest_enter(void)