1 files changed, 17 insertions, 0 deletions

diff --git a/include/linux/sh_intc.h b/include/linux/sh_intc.h
index b160645f5599..6aed0805927f 100644
--- a/include/linux/sh_intc.h
+++ b/include/linux/sh_intc.h
@@ -3,6 +3,23 @@
 
 #include <linux/ioport.h>
 
+#ifdef CONFIG_SUPERH
+#define INTC_NR_IRQS    512
+#else
+#define INTC_NR_IRQS    1024
+#endif
+
+/*
+ * Convert back and forth between INTEVT and IRQ values.
+ */
+#ifdef CONFIG_CPU_HAS_INTEVT
+#define evt2irq(evt)            (((evt) >> 5) - 16)
+#define irq2evt(irq)            (((irq) + 16) << 5)
+#else
+#define evt2irq(evt)            (evt)
+#define irq2evt(irq)            (irq)
+#endif
+
 typedef unsigned char intc_enum;
 
 struct intc_vect {