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Commit 41f6f8ec authored by Linus Walleij's avatar Linus Walleij
Browse files

MIPS: rb532: use gpiochip data pointer 



This makes the driver use the data pointer added to the gpio_chip
to store a pointer to the state container instead of relying on
container_of().

Cc: linux-mips@linux-mips.org
Acked-by: default avatarRalf Baechle <ralf@linux-mips.org>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent d98312f7

arch/mips/rb532/gpio.c

+6 −6
Original line number Diff line number Diff line
@@ -32,7 +32,7 @@ 
#include <linux/export.h>

#include <linux/spinlock.h>

#include <linux/platform_device.h>

#include <linux/gpio.h>

#include <linux/gpio/driver.h>



#include <asm/mach-rc32434/rb.h>

#include <asm/mach-rc32434/gpio.h>
@@ -88,7 +88,7 @@ static int rb532_gpio_get(struct gpio_chip *chip, unsigned offset) 
{

	struct rb532_gpio_chip	*gpch;



	gpch = container_of(chip, struct rb532_gpio_chip, chip);

	gpch = gpiochip_get_data(chip);

	return !!rb532_get_bit(offset, gpch->regbase + GPIOD);

}
@@ -100,7 +100,7 @@ static void rb532_gpio_set(struct gpio_chip *chip, 
{

	struct rb532_gpio_chip	*gpch;



	gpch = container_of(chip, struct rb532_gpio_chip, chip);

	gpch = gpiochip_get_data(chip);

	rb532_set_bit(value, offset, gpch->regbase + GPIOD);

}
@@ -111,7 +111,7 @@ static int rb532_gpio_direction_input(struct gpio_chip *chip, unsigned offset) 
{

	struct rb532_gpio_chip	*gpch;



	gpch = container_of(chip, struct rb532_gpio_chip, chip);

	gpch = gpiochip_get_data(chip);



	/* disable alternate function in case it's set */

	rb532_set_bit(0, offset, gpch->regbase + GPIOFUNC);
@@ -128,7 +128,7 @@ static int rb532_gpio_direction_output(struct gpio_chip *chip, 
{

	struct rb532_gpio_chip	*gpch;



	gpch = container_of(chip, struct rb532_gpio_chip, chip);

	gpch = gpiochip_get_data(chip);



	/* disable alternate function in case it's set */

	rb532_set_bit(0, offset, gpch->regbase + GPIOFUNC);
@@ -200,7 +200,7 @@ int __init rb532_gpio_init(void) 
	}



	/* Register our GPIO chip */

	gpiochip_add(&rb532_gpio_chip->chip);

	gpiochip_add_data(&rb532_gpio_chip->chip, rb532_gpio_chip);



	return 0;

}