KVM: Move irq sharing information to irqchip level

[safe/jmp/linux-2.6] / include / linux / kvm_host.h

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 4ea42c9..1c7f8c4 100644 (file)
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -15,7 +15,6 @@
 #include <linux/sched.h>
 #include <linux/mm.h>
 #include <linux/preempt.h>
-#include <linux/marker.h>
 #include <linux/msi.h>
 #include <asm/signal.h>
 
@@ -42,6 +41,7 @@
 
 #define KVM_USERSPACE_IRQ_SOURCE_ID    0
 
+struct kvm;
 struct kvm_vcpu;
 extern struct kmem_cache *kvm_vcpu_cache;
 
@@ -59,10 +59,18 @@ struct kvm_io_bus {
 
 void kvm_io_bus_init(struct kvm_io_bus *bus);
 void kvm_io_bus_destroy(struct kvm_io_bus *bus);
-struct kvm_io_device *kvm_io_bus_find_dev(struct kvm_io_bus *bus,
-                                         gpa_t addr, int len, int is_write);
-void kvm_io_bus_register_dev(struct kvm_io_bus *bus,
-                            struct kvm_io_device *dev);
+int kvm_io_bus_write(struct kvm_io_bus *bus, gpa_t addr, int len,
+                    const void *val);
+int kvm_io_bus_read(struct kvm_io_bus *bus, gpa_t addr, int len,
+                   void *val);
+int __kvm_io_bus_register_dev(struct kvm_io_bus *bus,
+                              struct kvm_io_device *dev);
+int kvm_io_bus_register_dev(struct kvm *kvm, struct kvm_io_bus *bus,
+                           struct kvm_io_device *dev);
+void __kvm_io_bus_unregister_dev(struct kvm_io_bus *bus,
+                                struct kvm_io_device *dev);
+void kvm_io_bus_unregister_dev(struct kvm *kvm, struct kvm_io_bus *bus,
+                              struct kvm_io_device *dev);
 
 struct kvm_vcpu {
        struct kvm *kvm;
@@ -112,7 +120,7 @@ struct kvm_kernel_irq_routing_entry {
        u32 gsi;
        u32 type;
        int (*set)(struct kvm_kernel_irq_routing_entry *e,
-                   struct kvm *kvm, int level);
+                  struct kvm *kvm, int irq_source_id, int level);
        union {
                struct {
                        unsigned irqchip;
@@ -146,6 +154,7 @@ struct kvm {
                spinlock_t        lock;
                struct list_head  items;
        } irqfds;
+       struct list_head ioeventfds;
 #endif
        struct kvm_vm_stat stat;
        struct kvm_arch arch;
@@ -322,7 +331,6 @@ int kvm_arch_hardware_setup(void);
 void kvm_arch_hardware_unsetup(void);
 void kvm_arch_check_processor_compat(void *rtn);
 int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu);
-int kvm_arch_interrupt_allowed(struct kvm_vcpu *vcpu);
 
 void kvm_free_physmem(struct kvm *kvm);
 
@@ -331,8 +339,6 @@ void kvm_arch_destroy_vm(struct kvm *kvm);
 void kvm_free_all_assigned_devices(struct kvm *kvm);
 void kvm_arch_sync_events(struct kvm *kvm);
 
-int kvm_cpu_get_interrupt(struct kvm_vcpu *v);
-int kvm_cpu_has_interrupt(struct kvm_vcpu *v);
 int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu);
 void kvm_vcpu_kick(struct kvm_vcpu *vcpu);
 
@@ -519,19 +525,24 @@ static inline void kvm_free_irq_routing(struct kvm *kvm) {}
 
 #ifdef CONFIG_HAVE_KVM_EVENTFD
 
-void kvm_irqfd_init(struct kvm *kvm);
+void kvm_eventfd_init(struct kvm *kvm);
 int kvm_irqfd(struct kvm *kvm, int fd, int gsi, int flags);
 void kvm_irqfd_release(struct kvm *kvm);
+int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args);
 
 #else
 
-static inline void kvm_irqfd_init(struct kvm *kvm) {}
+static inline void kvm_eventfd_init(struct kvm *kvm) {}
 static inline int kvm_irqfd(struct kvm *kvm, int fd, int gsi, int flags)
 {
        return -EINVAL;
 }
 
 static inline void kvm_irqfd_release(struct kvm *kvm) {}
+static inline int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args)
+{
+       return -ENOSYS;
+}
 
 #endif /* CONFIG_HAVE_KVM_EVENTFD */