From b8c7df7dece0c5c60c6688e5c896b040ee63a3ea Mon Sep 17 00:00:00 2001
From: Shawn Guo <shawn.guo@linaro.org>
Date: Wed, 21 Sep 2011 21:24:04 +0800
Subject: [PATCH] --- yaml --- r: 271149 b: refs/heads/master c:
 0e44b6eccfcb0b2da65b0e9eddd5d8b4eac5d8df h: refs/heads/master i:   271147:
 33bb72db2962618631467c56336f894f47f107f9 v: v3

---
 [refs]                        | 2 +-
 trunk/drivers/gpio/gpio-mxc.c | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index ced0cd11c736..af893559be03 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 479a0c7eee68243ad9915a9ccc217a35c4e5e0e2
+refs/heads/master: 0e44b6eccfcb0b2da65b0e9eddd5d8b4eac5d8df
diff --git a/trunk/drivers/gpio/gpio-mxc.c b/trunk/drivers/gpio/gpio-mxc.c
index 4340acae3bd3..82f7b65baf72 100644
--- a/trunk/drivers/gpio/gpio-mxc.c
+++ b/trunk/drivers/gpio/gpio-mxc.c
@@ -30,6 +30,7 @@
 #include <linux/of.h>
 #include <linux/of_device.h>
 #include <asm-generic/bug.h>
+#include <asm/mach/irq.h>
 
 enum mxc_gpio_hwtype {
 	IMX1_GPIO,	/* runs on i.mx1 */
@@ -232,10 +233,15 @@ static void mx3_gpio_irq_handler(u32 irq, struct irq_desc *desc)
 {
 	u32 irq_stat;
 	struct mxc_gpio_port *port = irq_get_handler_data(irq);
+	struct irq_chip *chip = irq_get_chip(irq);
+
+	chained_irq_enter(chip, desc);
 
 	irq_stat = readl(port->base + GPIO_ISR) & readl(port->base + GPIO_IMR);
 
 	mxc_gpio_irq_handler(port, irq_stat);
+
+	chained_irq_exit(chip, desc);
 }
 
 /* MX2 has one interrupt *for all* gpio ports */