[IA64] fix compilation error of iommu.c

This patch fixes the following compilation error on ia64
caused by 19178:4fcf4c9c9751.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>

diff --git a/xen/include/asm-ia64/hvm/iommu.h b/xen/include/asm-ia64/hvm/iommu.h
index f8f01d9d6a252e770f3f42523d4e657869c1a0e4..2a83da93a3c29eff0238ea0ad91d320e3054d2ab 100644 (file)
--- a/xen/include/asm-ia64/hvm/iommu.h
+++ b/xen/include/asm-ia64/hvm/iommu.h
@@ -28,7 +28,10 @@ static inline void pci_cleanup_msi(struct pci_dev *pdev)
     /* TODO */
 }
 
-#define AUTO_ASSIGN         -1
+/* Special IRQ numbers */
+#define AUTO_ASSIGN     (-1)
+#define NEVER_ASSIGN    (-2)
+#define FREE_TO_ASSIGN  (-3)
 
 extern int assign_irq_vector (int irq);