[PATCH] of/irq: add empty irq_of_parse_and_map() for non-dt builds

[Thomas Abraham]

Add a empty irq_of_parse_and_map() that returns 0 for non-dt builds and
avoid having #ifdef CONFIG_OF around all calls to irq_of_parse_and_map().

Suggested-by: Grant Likely <grant.likely@xxxxxxxxxxxx>
Signed-off-by: Thomas Abraham <thomas.abraham@xxxxxxxxxx>
---
 include/linux/of_irq.h |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h
index d229ad3..5614355 100644
--- a/include/linux/of_irq.h
+++ b/include/linux/of_irq.h
@@ -76,5 +76,11 @@ extern struct device_node *of_irq_find_parent(struct device_node *child);
 extern void of_irq_init(const struct of_device_id *matches);
 
 #endif /* CONFIG_OF_IRQ */
+#else /* CONFIG_OF */
+static inline unsigned int irq_of_parse_and_map(struct device_node *dev,
+						int index)
+{
+	return 0;
+}
 #endif /* CONFIG_OF */
 #endif /* __OF_IRQ_H */
-- 
1.6.6.rc2

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