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path: root/drivers/gpio/gpio-zx.c
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Diffstat (limited to 'drivers/gpio/gpio-zx.c')
-rw-r--r--drivers/gpio/gpio-zx.c25
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/gpio/gpio-zx.c b/drivers/gpio/gpio-zx.c
index 1dcf7a66dd36..47c79fa65670 100644
--- a/drivers/gpio/gpio-zx.c
+++ b/drivers/gpio/gpio-zx.c
@@ -43,14 +43,9 @@ struct zx_gpio {
struct gpio_chip gc;
};
-static inline struct zx_gpio *to_zx(struct gpio_chip *gc)
-{
- return container_of(gc, struct zx_gpio, gc);
-}
-
static int zx_direction_input(struct gpio_chip *gc, unsigned offset)
{
- struct zx_gpio *chip = to_zx(gc);
+ struct zx_gpio *chip = gpiochip_get_data(gc);
unsigned long flags;
u16 gpiodir;
@@ -69,7 +64,7 @@ static int zx_direction_input(struct gpio_chip *gc, unsigned offset)
static int zx_direction_output(struct gpio_chip *gc, unsigned offset,
int value)
{
- struct zx_gpio *chip = to_zx(gc);
+ struct zx_gpio *chip = gpiochip_get_data(gc);
unsigned long flags;
u16 gpiodir;
@@ -92,14 +87,14 @@ static int zx_direction_output(struct gpio_chip *gc, unsigned offset,
static int zx_get_value(struct gpio_chip *gc, unsigned offset)
{
- struct zx_gpio *chip = to_zx(gc);
+ struct zx_gpio *chip = gpiochip_get_data(gc);
return !!(readw_relaxed(chip->base + ZX_GPIO_DI) & BIT(offset));
}
static void zx_set_value(struct gpio_chip *gc, unsigned offset, int value)
{
- struct zx_gpio *chip = to_zx(gc);
+ struct zx_gpio *chip = gpiochip_get_data(gc);
if (value)
writew_relaxed(BIT(offset), chip->base + ZX_GPIO_DO1);
@@ -110,7 +105,7 @@ static void zx_set_value(struct gpio_chip *gc, unsigned offset, int value)
static int zx_irq_type(struct irq_data *d, unsigned trigger)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
- struct zx_gpio *chip = to_zx(gc);
+ struct zx_gpio *chip = gpiochip_get_data(gc);
int offset = irqd_to_hwirq(d);
unsigned long flags;
u16 gpiois, gpioi_epos, gpioi_eneg, gpioiev;
@@ -162,7 +157,7 @@ static void zx_irq_handler(struct irq_desc *desc)
unsigned long pending;
int offset;
struct gpio_chip *gc = irq_desc_get_handler_data(desc);
- struct zx_gpio *chip = to_zx(gc);
+ struct zx_gpio *chip = gpiochip_get_data(gc);
struct irq_chip *irqchip = irq_desc_get_chip(desc);
chained_irq_enter(irqchip, desc);
@@ -181,7 +176,7 @@ static void zx_irq_handler(struct irq_desc *desc)
static void zx_irq_mask(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
- struct zx_gpio *chip = to_zx(gc);
+ struct zx_gpio *chip = gpiochip_get_data(gc);
u16 mask = BIT(irqd_to_hwirq(d) % ZX_GPIO_NR);
u16 gpioie;
@@ -196,7 +191,7 @@ static void zx_irq_mask(struct irq_data *d)
static void zx_irq_unmask(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
- struct zx_gpio *chip = to_zx(gc);
+ struct zx_gpio *chip = gpiochip_get_data(gc);
u16 mask = BIT(irqd_to_hwirq(d) % ZX_GPIO_NR);
u16 gpioie;
@@ -245,10 +240,10 @@ static int zx_gpio_probe(struct platform_device *pdev)
chip->gc.base = ZX_GPIO_NR * id;
chip->gc.ngpio = ZX_GPIO_NR;
chip->gc.label = dev_name(dev);
- chip->gc.dev = dev;
+ chip->gc.parent = dev;
chip->gc.owner = THIS_MODULE;
- ret = gpiochip_add(&chip->gc);
+ ret = gpiochip_add_data(&chip->gc, chip);
if (ret)
return ret;