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gpio/mxc: add chained_irq_enter/exit() to mx2_gpio_irq_handler 

Similar to commit

	0e44b6e (gpio/mxc: add chained_irq_enter/exit() to mx3_gpio_irq_handler())

. It doesn't seem to be critical to make the irqs work, but still it is
more correct.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Uwe Kleine-König 2013-07-18 14:58:06 +02:00 committed by Linus Walleij
parent 8a56406582
commit c0e811d9f5
1 changed files with 4 additions and 0 deletions
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4
drivers/gpio/gpio-mxc.c
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@ -292,6 +292,9 @@ static void mx2_gpio_irq_handler(u32 irq, struct irq_desc *desc)
{ {
u32 irq_msk, irq_stat; u32 irq_msk, irq_stat;
struct mxc_gpio_port *port; struct mxc_gpio_port *port;
struct irq_chip *chip = irq_get_chip(irq);
chained_irq_enter(chip, desc);
/* walk through all interrupt status registers */ /* walk through all interrupt status registers */
list_for_each_entry(port, &mxc_gpio_ports, node) { 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) if (irq_stat)
mxc_gpio_irq_handler(port, irq_stat); mxc_gpio_irq_handler(port, irq_stat);
} }
chained_irq_exit(chip, desc);
} }
/* /*