[PATCH] irqdomain: add comment for __irq_domain_add

[Yijing Wang]

Add comment for __irq_domain_add.

Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
---
 kernel/irq/irqdomain.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 706724e..fd9d926 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -26,6 +26,7 @@ static struct irq_domain *irq_default_domain;
  * __irq_domain_add() - Allocate a new irq_domain data structure
  * @of_node: optional device-tree node of the interrupt controller
  * @size: Size of linear map; 0 for radix mapping only
+ * @hwirq_max: Maximum hwirq to use for the translation.
  * @direct_max: Maximum value of direct maps; Use ~0 for no limit; 0 for no
  *              direct mapping
  * @ops: map/unmap domain callbacks
-- 
1.7.1


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