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path: root/drivers/gpio/gpio-mpc8xxx.c
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Diffstat (limited to 'drivers/gpio/gpio-mpc8xxx.c')
-rw-r--r--drivers/gpio/gpio-mpc8xxx.c26
1 files changed, 10 insertions, 16 deletions
diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c
index 48ef36834..9d40787e6 100644
--- a/drivers/gpio/gpio-mpc8xxx.c
+++ b/drivers/gpio/gpio-mpc8xxx.c
@@ -49,15 +49,10 @@ static inline u32 mpc8xxx_gpio2mask(unsigned int gpio)
return 1u << (MPC8XXX_GPIO_PINS - 1 - gpio);
}
-static inline struct mpc8xxx_gpio_chip *
-to_mpc8xxx_gpio_chip(struct of_mm_gpio_chip *mm)
-{
- return container_of(mm, struct mpc8xxx_gpio_chip, mm_gc);
-}
-
static void mpc8xxx_gpio_save_regs(struct of_mm_gpio_chip *mm)
{
- struct mpc8xxx_gpio_chip *mpc8xxx_gc = to_mpc8xxx_gpio_chip(mm);
+ struct mpc8xxx_gpio_chip *mpc8xxx_gc =
+ container_of(mm, struct mpc8xxx_gpio_chip, mm_gc);
mpc8xxx_gc->data = in_be32(mm->regs + GPIO_DAT);
}
@@ -71,7 +66,7 @@ static int mpc8572_gpio_get(struct gpio_chip *gc, unsigned int gpio)
{
u32 val;
struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc);
- struct mpc8xxx_gpio_chip *mpc8xxx_gc = to_mpc8xxx_gpio_chip(mm);
+ struct mpc8xxx_gpio_chip *mpc8xxx_gc = gpiochip_get_data(gc);
u32 out_mask, out_shadow;
out_mask = in_be32(mm->regs + GPIO_DIR);
@@ -79,7 +74,7 @@ static int mpc8572_gpio_get(struct gpio_chip *gc, unsigned int gpio)
val = in_be32(mm->regs + GPIO_DAT) & ~out_mask;
out_shadow = mpc8xxx_gc->data & out_mask;
- return (val | out_shadow) & mpc8xxx_gpio2mask(gpio);
+ return !!((val | out_shadow) & mpc8xxx_gpio2mask(gpio));
}
static int mpc8xxx_gpio_get(struct gpio_chip *gc, unsigned int gpio)
@@ -92,7 +87,7 @@ static int mpc8xxx_gpio_get(struct gpio_chip *gc, unsigned int gpio)
static void mpc8xxx_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
{
struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc);
- struct mpc8xxx_gpio_chip *mpc8xxx_gc = to_mpc8xxx_gpio_chip(mm);
+ struct mpc8xxx_gpio_chip *mpc8xxx_gc = gpiochip_get_data(gc);
unsigned long flags;
raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags);
@@ -111,7 +106,7 @@ static void mpc8xxx_gpio_set_multiple(struct gpio_chip *gc,
unsigned long *mask, unsigned long *bits)
{
struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc);
- struct mpc8xxx_gpio_chip *mpc8xxx_gc = to_mpc8xxx_gpio_chip(mm);
+ struct mpc8xxx_gpio_chip *mpc8xxx_gc = gpiochip_get_data(gc);
unsigned long flags;
int i;
@@ -136,7 +131,7 @@ static void mpc8xxx_gpio_set_multiple(struct gpio_chip *gc,
static int mpc8xxx_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
{
struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc);
- struct mpc8xxx_gpio_chip *mpc8xxx_gc = to_mpc8xxx_gpio_chip(mm);
+ struct mpc8xxx_gpio_chip *mpc8xxx_gc = gpiochip_get_data(gc);
unsigned long flags;
raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags);
@@ -151,7 +146,7 @@ static int mpc8xxx_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
static int mpc8xxx_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
{
struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc);
- struct mpc8xxx_gpio_chip *mpc8xxx_gc = to_mpc8xxx_gpio_chip(mm);
+ struct mpc8xxx_gpio_chip *mpc8xxx_gc = gpiochip_get_data(gc);
unsigned long flags;
mpc8xxx_gpio_set(gc, gpio, val);
@@ -185,8 +180,7 @@ static int mpc5125_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val
static int mpc8xxx_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
{
- struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc);
- struct mpc8xxx_gpio_chip *mpc8xxx_gc = to_mpc8xxx_gpio_chip(mm);
+ struct mpc8xxx_gpio_chip *mpc8xxx_gc = gpiochip_get_data(gc);
if (mpc8xxx_gc->irq && offset < MPC8XXX_GPIO_PINS)
return irq_create_mapping(mpc8xxx_gc->irq, offset);
@@ -417,7 +411,7 @@ static int mpc8xxx_probe(struct platform_device *pdev)
gc->set_multiple = mpc8xxx_gpio_set_multiple;
gc->to_irq = mpc8xxx_gpio_to_irq;
- ret = of_mm_gpiochip_add(np, mm_gc);
+ ret = of_mm_gpiochip_add_data(np, mm_gc, mpc8xxx_gc);
if (ret)
return ret;