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authorDave Airlie <airlied@redhat.com>2016-07-02 15:56:01 +1000
committerDave Airlie <airlied@redhat.com>2016-07-02 15:56:01 +1000
commit542d972221e024681b502033154f917c1455469f (patch)
tree1c7c1be768f6e1b496a3edad6b105804a8d05c57 /drivers/of/irq.c
parent583fa4e02775b26d76771d4e1ddc6f10ba005ef2 (diff)
parent4c2e07c6a29e0129e975727b9f57eede813eea85 (diff)
downloadblackbird-op-linux-542d972221e024681b502033154f917c1455469f.tar.gz
blackbird-op-linux-542d972221e024681b502033154f917c1455469f.zip
Back-merge tag 'v4.7-rc5' into drm-next
Linux 4.7-rc5 The fsl-dcu pull needs -rc3 so go to -rc5 for now.
Diffstat (limited to 'drivers/of/irq.c')
-rw-r--r--drivers/of/irq.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index e7bfc175b8e1..6ec743faabe8 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -386,13 +386,13 @@ int of_irq_to_resource(struct device_node *dev, int index, struct resource *r)
EXPORT_SYMBOL_GPL(of_irq_to_resource);
/**
- * of_irq_get - Decode a node's IRQ and return it as a Linux irq number
+ * of_irq_get - Decode a node's IRQ and return it as a Linux IRQ number
* @dev: pointer to device tree node
- * @index: zero-based index of the irq
- *
- * Returns Linux irq number on success, or -EPROBE_DEFER if the irq domain
- * is not yet created.
+ * @index: zero-based index of the IRQ
*
+ * Returns Linux IRQ number on success, or 0 on the IRQ mapping failure, or
+ * -EPROBE_DEFER if the IRQ domain is not yet created, or error code in case
+ * of any other failure.
*/
int of_irq_get(struct device_node *dev, int index)
{
@@ -413,12 +413,13 @@ int of_irq_get(struct device_node *dev, int index)
EXPORT_SYMBOL_GPL(of_irq_get);
/**
- * of_irq_get_byname - Decode a node's IRQ and return it as a Linux irq number
+ * of_irq_get_byname - Decode a node's IRQ and return it as a Linux IRQ number
* @dev: pointer to device tree node
- * @name: irq name
+ * @name: IRQ name
*
- * Returns Linux irq number on success, or -EPROBE_DEFER if the irq domain
- * is not yet created, or error code in case of any other failure.
+ * Returns Linux IRQ number on success, or 0 on the IRQ mapping failure, or
+ * -EPROBE_DEFER if the IRQ domain is not yet created, or error code in case
+ * of any other failure.
*/
int of_irq_get_byname(struct device_node *dev, const char *name)
{
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