pinctrl: sirf: add lost chained_irq_enter and exit in sirfsoc_gpio_handle_irq

[pandora-kernel.git] / drivers / pinctrl / pinctrl-sirf.c

diff --git a/drivers/pinctrl/pinctrl-sirf.c b/drivers/pinctrl/pinctrl-sirf.c
index 8bf781e..fa88655 100644 (file)
--- a/drivers/pinctrl/pinctrl-sirf.c
+++ b/drivers/pinctrl/pinctrl-sirf.c
@@ -24,6 +24,7 @@
 #include <linux/bitops.h>
 #include <linux/gpio.h>
 #include <linux/of_gpio.h>
+#include <asm/mach/irq.h>
 
 #define DRIVER_NAME "pinmux-sirf"
 
@@ -1427,6 +1428,9 @@ static void sirfsoc_gpio_handle_irq(unsigned int irq, struct irq_desc *desc)
        u32 status, ctrl;
        int idx = 0;
        unsigned int first_irq;
+       struct irq_chip *chip = irq_get_chip(irq);
+
+       chained_irq_enter(chip, desc);
 
        status = readl(bank->chip.regs + SIRFSOC_GPIO_INT_STATUS(bank->id));
        if (!status) {
@@ -1455,6 +1459,8 @@ static void sirfsoc_gpio_handle_irq(unsigned int irq, struct irq_desc *desc)
                idx++;
                status = status >> 1;
        }
+
+       chained_irq_exit(chip, desc);
 }
 
 static inline void sirfsoc_gpio_set_input(struct sirfsoc_gpio_bank *bank, unsigned ctrl_offset)