[ARM] KS8695: Add GPIO to IRQ mapping function

Use the GPIOlib .to_irq call to map KS8695 GPIOs
to the relevant IRQ line.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>

diff --git a/arch/arm/mach-ks8695/gpio.c b/arch/arm/mach-ks8695/gpio.c
index 26d6346..55fbf71 100644 (file)
--- a/arch/arm/mach-ks8695/gpio.c
+++ b/arch/arm/mach-ks8695/gpio.c
@@ -197,15 +197,13 @@ static int ks8695_gpio_get_value(struct gpio_chip *gc, unsigned int pin)
 /*
  * Map GPIO line to IRQ number.
  */
-int gpio_to_irq(unsigned int pin)
+static int ks8695_gpio_to_irq(struct gpio_chip *gc, unsigned int pin)
 {
        if (pin > KS8695_GPIO_3)        /* only GPIO 0..3 can generate IRQ */
                return -EINVAL;
 
        return gpio_irq[pin];
 }
-EXPORT_SYMBOL(gpio_to_irq);
-
 
 /*
  * Map IRQ number to GPIO line.
@@ -227,6 +225,7 @@ static struct gpio_chip ks8695_gpio_chip = {
        .direction_output       = ks8695_gpio_direction_output,
        .get                    = ks8695_gpio_get_value,
        .set                    = ks8695_gpio_set_value,
+       .to_irq                 = ks8695_gpio_to_irq,
        .base                   = 0,
        .ngpio                  = 16,
        .can_sleep              = 0,

diff --git a/arch/arm/mach-ks8695/include/mach/gpio.h b/arch/arm/mach-ks8695/include/mach/gpio.h
index 6379f2f..86312d4 100644 (file)
--- a/arch/arm/mach-ks8695/include/mach/gpio.h
+++ b/arch/arm/mach-ks8695/include/mach/gpio.h
@@ -36,11 +36,6 @@
 extern int ks8695_gpio_interrupt(unsigned int pin, unsigned int type);
 
 /*
- * Map GPIO line to IRQ number.
- */
-extern int gpio_to_irq(unsigned int pin);
-
-/*
  * Map IRQ number to GPIO line.
  */
 extern int irq_to_gpio(unsigned int irq);
@@ -54,6 +49,7 @@ extern int irq_to_gpio(unsigned int irq);
  */
 #define gpio_get_value __gpio_get_value
 #define gpio_set_value __gpio_set_value
+#define gpio_to_irq __gpio_to_irq
 
 /* Register the GPIOs */
 extern void ks8695_register_gpios(void);