diff options
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-mxc.c | 4 |
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); } /* |