Commit 68bdc4dc authored by Bartosz Golaszewski's avatar Bartosz Golaszewski Committed by Thomas Bogendoerfer
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MIPS: alchemy: gpio: use new line value setter callbacks 



struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.

Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarThomas Bogendoerfer <tsbogend@alpha.franken.de>
parent 64f3322b

arch/mips/alchemy/common/gpiolib.c

+4 −2
Original line number Diff line number Diff line
@@ -119,9 +119,11 @@ static int alchemy_gpic_get(struct gpio_chip *chip, unsigned int off) 
	return !!au1300_gpio_get_value(off + AU1300_GPIO_BASE);

}



static void alchemy_gpic_set(struct gpio_chip *chip, unsigned int off, int v)

static int alchemy_gpic_set(struct gpio_chip *chip, unsigned int off, int v)

{

	au1300_gpio_set_value(off + AU1300_GPIO_BASE, v);



	return 0;

}



static int alchemy_gpic_dir_input(struct gpio_chip *chip, unsigned int off)
@@ -145,7 +147,7 @@ static struct gpio_chip au1300_gpiochip = { 
	.direction_input	= alchemy_gpic_dir_input,

	.direction_output	= alchemy_gpic_dir_output,

	.get			= alchemy_gpic_get,

	.set			= alchemy_gpic_set,

	.set_rv			= alchemy_gpic_set,

	.to_irq			= alchemy_gpic_gpio_to_irq,

	.base			= AU1300_GPIO_BASE,

	.ngpio			= AU1300_GPIO_NUM,