Merge branch 'linus' into tracing/kmemtrace2

1 files changed, 31 insertions, 11 deletions

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index bb92be2153bc..ec49d0be7f52 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -16,6 +16,7 @@
 #include <linux/mm.h>
 #include <linux/preempt.h>
 #include <linux/marker.h>
+#include <linux/msi.h>
 #include <asm/signal.h>
 
 #include <linux/kvm.h>
@@ -306,9 +307,16 @@ struct kvm_assigned_dev_kernel {
         int host_busnr;
         int host_devfn;
         int host_irq;
+        bool host_irq_disabled;
         int guest_irq;
-        int irq_requested;
+        struct msi_msg guest_msi;
+#define KVM_ASSIGNED_DEV_GUEST_INTX     (1 << 0)
+#define KVM_ASSIGNED_DEV_GUEST_MSI      (1 << 1)
+#define KVM_ASSIGNED_DEV_HOST_INTX      (1 << 8)
+#define KVM_ASSIGNED_DEV_HOST_MSI       (1 << 9)
+        unsigned long irq_requested_type;
         int irq_source_id;
+        int flags;
         struct pci_dev *dev;
         struct kvm *kvm;
 };
@@ -316,18 +324,20 @@ void kvm_set_irq(struct kvm *kvm, int irq_source_id, int irq, int level);
 void kvm_notify_acked_irq(struct kvm *kvm, unsigned gsi);
 void kvm_register_irq_ack_notifier(struct kvm *kvm,
                                    struct kvm_irq_ack_notifier *kian);
-void kvm_unregister_irq_ack_notifier(struct kvm *kvm,
-                                     struct kvm_irq_ack_notifier *kian);
+void kvm_unregister_irq_ack_notifier(struct kvm_irq_ack_notifier *kian);
 int kvm_request_irq_source_id(struct kvm *kvm);
 void kvm_free_irq_source_id(struct kvm *kvm, int irq_source_id);
 
-#ifdef CONFIG_DMAR
+#ifdef CONFIG_IOMMU_API
 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);
-#else /* CONFIG_DMAR */
+int kvm_assign_device(struct kvm *kvm,
+                      struct kvm_assigned_dev_kernel *assigned_dev);
+int kvm_deassign_device(struct kvm *kvm,
+                        struct kvm_assigned_dev_kernel *assigned_dev);
+#else /* CONFIG_IOMMU_API */
 static inline int kvm_iommu_map_pages(struct kvm *kvm,
                                       gfn_t base_gfn,
                                       unsigned long npages)
@@ -335,9 +345,7 @@ 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;
 }
@@ -346,7 +354,19 @@ static inline int kvm_iommu_unmap_guest(struct kvm *kvm)
 {
         return 0;
 }
-#endif /* CONFIG_DMAR */
+
+static inline int kvm_assign_device(struct kvm *kvm,
+                struct kvm_assigned_dev_kernel *assigned_dev)
+{
+        return 0;
+}
+
+static inline int kvm_deassign_device(struct kvm *kvm,
+                struct kvm_assigned_dev_kernel *assigned_dev)
+{
+        return 0;
+}
+#endif /* CONFIG_IOMMU_API */
 
 static inline void kvm_guest_enter(void)
 {