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-rw-r--r--drivers/gpio/gpio-mxc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c
index 875a7c539591..3307f6db3a92 100644
--- a/drivers/gpio/gpio-mxc.c
+++ b/drivers/gpio/gpio-mxc.c
@@ -292,6 +292,9 @@ static void mx2_gpio_irq_handler(u32 irq, struct irq_desc *desc)
{
u32 irq_msk, irq_stat;
struct mxc_gpio_port *port;
+ struct irq_chip *chip = irq_get_chip(irq);
+
+ chained_irq_enter(chip, desc);
/* walk through all interrupt status registers */
list_for_each_entry(port, &mxc_gpio_ports, node) {
@@ -303,6 +306,7 @@ static void mx2_gpio_irq_handler(u32 irq, struct irq_desc *desc)
if (irq_stat)
mxc_gpio_irq_handler(port, irq_stat);
}
+ chained_irq_exit(chip, desc);
}
/*