[5/5] qemu-kvm: Header file update for MSI-X mask support

Commit Message

Sheng Yang Nov. 11, 2010, 7:51 a.m. UTC

None

Patch

diff --git a/kvm/include/linux/kvm.h b/kvm/include/linux/kvm.h
index e46729e..3925fab 100644
--- a/kvm/include/linux/kvm.h
+++ b/kvm/include/linux/kvm.h
@@ -530,6 +530,9 @@  struct kvm_enable_cap {
 #ifdef __KVM_HAVE_XCRS
 #define KVM_CAP_XCRS 56
 #endif
+#ifdef __KVM_HAVE_MSIX
+#define KVM_CAP_MSIX_MASK 59
+#endif
 
 #ifdef KVM_CAP_IRQ_ROUTING
 
@@ -660,6 +663,9 @@  struct kvm_clock_data {
 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
+/* Available with KVM_CAP_MSIX_MASK */
+#define KVM_GET_MSIX_ENTRY        _IOWR(KVMIO,  0x7d, struct kvm_msix_entry)
+#define KVM_UPDATE_MSIX_MMIO      _IOW(KVMIO,  0x7e, struct kvm_msix_mmio)
 /* Available with KVM_CAP_PIT_STATE2 */
 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
@@ -781,4 +787,30 @@  struct kvm_assigned_msix_entry {
 	__u16 padding[3];
 };
 
+#define KVM_MSIX_TYPE_ASSIGNED_DEV	1
+
+#define KVM_MSIX_FLAG_MASKBIT		(1 << 0)
+#define KVM_MSIX_FLAG_QUERY_MASKBIT	(1 << 0)
+
+struct kvm_msix_entry {
+	__u32 id;
+	__u32 type;
+	__u32 entry; /* The index of entry in the MSI-X table */
+	__u32 flags;
+	__u32 query_flags;
+	__u32 reserved[5];
+};
+
+#define KVM_MSIX_MMIO_FLAG_REGISTER	(1 << 0)
+#define KVM_MSIX_MMIO_FLAG_UNREGISTER	(1 << 1)
+
+struct kvm_msix_mmio {
+	__u32 id;
+	__u32 type;
+	__u64 base_addr;
+	__u32 max_entries_nr;
+	__u32 flags;
+	__u32 reserved[6];
+};
+
 #endif /* __LINUX_KVM_H */