1 files changed, 8 insertions, 1 deletions

diff --git a/arch/sparc/include/asm/irq_32.h b/arch/sparc/include/asm/irq_32.h
index cbf4801deaaf..2ae3acaeb1b3 100644
--- a/arch/sparc/include/asm/irq_32.h
+++ b/arch/sparc/include/asm/irq_32.h
@@ -6,11 +6,18 @@
 #ifndef _SPARC_IRQ_H
 #define _SPARC_IRQ_H
 
-#define NR_IRQS    16
+/* Allocated number of logical irq numbers.
+ * sun4d boxes (ss2000e) should be OK with ~32.
+ * Be on the safe side and make room for 64
+ */
+#define NR_IRQS    64
 
 #include <linux/interrupt.h>
 
 #define irq_canonicalize(irq)   (irq)
 
 extern void __init init_IRQ(void);
+
+#define NO_IRQ          0xffffffff
+
 #endif