[PATCH 02/15] of: Export of_irq_find_parent()

[Michael Ellerman]

From: Michael Ellerman <michael at ellerman.id.au>

We have platform code that needs to find a node's interrupt parent, so
export of_irq_find_parent() so we can use it.

Signed-off-by: Michael Ellerman <michael at ellerman.id.au>
---
 drivers/of/irq.c       |    2 +-
 include/linux/of_irq.h |    1 +
 2 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index 75b0d3c..9f689f1 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -56,7 +56,7 @@ EXPORT_SYMBOL_GPL(irq_of_parse_and_map);
  * Returns a pointer to the interrupt parent node, or NULL if the interrupt
  * parent could not be determined.
  */
-static struct device_node *of_irq_find_parent(struct device_node *child)
+struct device_node *of_irq_find_parent(struct device_node *child)
 {
 	struct device_node *p;
 	const __be32 *parp;
diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h
index 109e013..e6955f5 100644
--- a/include/linux/of_irq.h
+++ b/include/linux/of_irq.h
@@ -68,6 +68,7 @@ extern int of_irq_to_resource(struct device_node *dev, int index,
 extern int of_irq_count(struct device_node *dev);
 extern int of_irq_to_resource_table(struct device_node *dev,
 		struct resource *res, int nr_irqs);
+extern struct device_node *of_irq_find_parent(struct device_node *child);
 
 #endif /* CONFIG_OF_IRQ */
 #endif /* CONFIG_OF */
-- 
1.7.1