From e34226d2cd443a67f46fc531e3a6bc6e03843ce2 Mon Sep 17 00:00:00 2001
From: Geoff Levand <geoffrey.levand@am.sony.com>
Date: Thu, 23 Nov 2006 00:46:48 +0100
Subject: [POWERPC] add virq_to_hw accessor routine

This adds an accessor routine virq_to_hw() to the
virq routines which hides the implementation details
of the virq to hwirq map.

Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
---
 include/asm-powerpc/irq.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/asm-powerpc/irq.h b/include/asm-powerpc/irq.h
index f960f53..46476e9 100644
--- a/include/asm-powerpc/irq.h
+++ b/include/asm-powerpc/irq.h
@@ -135,6 +135,10 @@ struct irq_map_entry {
 
 extern struct irq_map_entry irq_map[NR_IRQS];
 
+static inline irq_hw_number_t virq_to_hw(unsigned int virq)
+{
+	return irq_map[virq].hwirq;
+}
 
 /**
  * irq_alloc_host - Allocate a new irq_host data structure
-- 
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