gpio: ks8695: remove irq_to_gpio function

The ks8695 gpio driver has its own copy of the irq_to_gpio()
function. This is completely unused in the mainline kernel
after we converted all remaining users several years ago,
so we can remove the definition as well.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Arnd Bergmann 2016-02-16 16:40:36 +01:00 committed by Linus Walleij
parent ee2204a379
commit d7f7764e02
1 changed files with 0 additions and 12 deletions

View File

@ -205,18 +205,6 @@ static int ks8695_gpio_to_irq(struct gpio_chip *gc, unsigned int pin)
return gpio_irq[pin];
}
/*
* Map IRQ number to GPIO line.
*/
int irq_to_gpio(unsigned int irq)
{
if ((irq < KS8695_IRQ_EXTERN0) || (irq > KS8695_IRQ_EXTERN3))
return -EINVAL;
return (irq - KS8695_IRQ_EXTERN0);
}
EXPORT_SYMBOL(irq_to_gpio);
/* GPIOLIB interface */
static struct gpio_chip ks8695_gpio_chip = {