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Commit 837c2705 authored by Linus Walleij's avatar Linus Walleij
Browse files

gpio: mpc5200: 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().

Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 6aa7dbfa

drivers/gpio/gpio-mpc5200.c

+8 −14
Original line number Diff line number Diff line
@@ -71,8 +71,7 @@ static inline void 
__mpc52xx_wkup_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)

{

	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);

	struct mpc52xx_gpiochip *chip = container_of(mm_gc,

			struct mpc52xx_gpiochip, mmchip);

	struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);

	struct mpc52xx_gpio_wkup __iomem *regs = mm_gc->regs;



	if (val)
@@ -100,8 +99,7 @@ mpc52xx_wkup_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val) 
static int mpc52xx_wkup_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)

{

	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);

	struct mpc52xx_gpiochip *chip = container_of(mm_gc,

			struct mpc52xx_gpiochip, mmchip);

	struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);

	struct mpc52xx_gpio_wkup __iomem *regs = mm_gc->regs;

	unsigned long flags;
@@ -125,8 +123,7 @@ mpc52xx_wkup_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val) 
{

	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);

	struct mpc52xx_gpio_wkup __iomem *regs = mm_gc->regs;

	struct mpc52xx_gpiochip *chip = container_of(mm_gc,

			struct mpc52xx_gpiochip, mmchip);

	struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);

	unsigned long flags;



	spin_lock_irqsave(&gpio_lock, flags);
@@ -169,7 +166,7 @@ static int mpc52xx_wkup_gpiochip_probe(struct platform_device *ofdev) 
	gc->get              = mpc52xx_wkup_gpio_get;

	gc->set              = mpc52xx_wkup_gpio_set;



	ret = of_mm_gpiochip_add(ofdev->dev.of_node, &chip->mmchip);

	ret = of_mm_gpiochip_add_data(ofdev->dev.of_node, &chip->mmchip, chip);

	if (ret)

		return ret;
@@ -236,8 +233,7 @@ static inline void 
__mpc52xx_simple_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)

{

	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);

	struct mpc52xx_gpiochip *chip = container_of(mm_gc,

			struct mpc52xx_gpiochip, mmchip);

	struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);

	struct mpc52xx_gpio __iomem *regs = mm_gc->regs;



	if (val)
@@ -264,8 +260,7 @@ mpc52xx_simple_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val) 
static int mpc52xx_simple_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)

{

	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);

	struct mpc52xx_gpiochip *chip = container_of(mm_gc,

			struct mpc52xx_gpiochip, mmchip);

	struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);

	struct mpc52xx_gpio __iomem *regs = mm_gc->regs;

	unsigned long flags;
@@ -288,8 +283,7 @@ static int 
mpc52xx_simple_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)

{

	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);

	struct mpc52xx_gpiochip *chip = container_of(mm_gc,

			struct mpc52xx_gpiochip, mmchip);

	struct mpc52xx_gpiochip *chip = gpiochip_get_data(gc);

	struct mpc52xx_gpio __iomem *regs = mm_gc->regs;

	unsigned long flags;
@@ -334,7 +328,7 @@ static int mpc52xx_simple_gpiochip_probe(struct platform_device *ofdev) 
	gc->get              = mpc52xx_simple_gpio_get;

	gc->set              = mpc52xx_simple_gpio_set;



	ret = of_mm_gpiochip_add(ofdev->dev.of_node, &chip->mmchip);

	ret = of_mm_gpiochip_add_data(ofdev->dev.of_node, &chip->mmchip, chip);

	if (ret)

		return ret;