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-rw-r--r--include/linux/sh_intc.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/sh_intc.h b/include/linux/sh_intc.h
index b160645f559..e1a2ac5c931 100644
--- a/include/linux/sh_intc.h
+++ b/include/linux/sh_intc.h
@@ -3,6 +3,17 @@
#include <linux/ioport.h>
+/*
+ * 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 {