diff --git a/include/xen/events.h b/include/xen/events.h
index f70536a..18bf825 100644
--- a/include/xen/events.h
+++ b/include/xen/events.h
@@ -75,7 +75,9 @@
 int xen_map_pirq_gsi(unsigned pirq, unsigned gsi, int shareable, char *name);
 
 #ifdef CONFIG_PCI_MSI
-int xen_allocate_pirq_msi(char *name, int *pirq, int alloc_pirq);
+int xen_allocate_pirq_msi(struct pci_dev *dev, struct msi_desc *msidesc);
+int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc,
+			     int pirq, const char *name);
 int xen_create_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, int type);
 #endif