Commit ac9dc85e authored by Linus Walleij's avatar Linus Walleij

gpio: xgene: 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: Feng Kan <fkan@apm.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 765aa587
......@@ -47,14 +47,9 @@ struct xgene_gpio {
#endif
};
static inline struct xgene_gpio *to_xgene_gpio(struct gpio_chip *chip)
{
return container_of(chip, struct xgene_gpio, chip);
}
static int xgene_gpio_get(struct gpio_chip *gc, unsigned int offset)
{
struct xgene_gpio *chip = to_xgene_gpio(gc);
struct xgene_gpio *chip = gpiochip_get_data(gc);
unsigned long bank_offset;
u32 bit_offset;
......@@ -65,7 +60,7 @@ static int xgene_gpio_get(struct gpio_chip *gc, unsigned int offset)
static void __xgene_gpio_set(struct gpio_chip *gc, unsigned int offset, int val)
{
struct xgene_gpio *chip = to_xgene_gpio(gc);
struct xgene_gpio *chip = gpiochip_get_data(gc);
unsigned long bank_offset;
u32 setval, bit_offset;
......@@ -82,7 +77,7 @@ static void __xgene_gpio_set(struct gpio_chip *gc, unsigned int offset, int val)
static void xgene_gpio_set(struct gpio_chip *gc, unsigned int offset, int val)
{
struct xgene_gpio *chip = to_xgene_gpio(gc);
struct xgene_gpio *chip = gpiochip_get_data(gc);
unsigned long flags;
spin_lock_irqsave(&chip->lock, flags);
......@@ -92,7 +87,7 @@ static void xgene_gpio_set(struct gpio_chip *gc, unsigned int offset, int val)
static int xgene_gpio_dir_in(struct gpio_chip *gc, unsigned int offset)
{
struct xgene_gpio *chip = to_xgene_gpio(gc);
struct xgene_gpio *chip = gpiochip_get_data(gc);
unsigned long flags, bank_offset;
u32 dirval, bit_offset;
......@@ -113,7 +108,7 @@ static int xgene_gpio_dir_in(struct gpio_chip *gc, unsigned int offset)
static int xgene_gpio_dir_out(struct gpio_chip *gc,
unsigned int offset, int val)
{
struct xgene_gpio *chip = to_xgene_gpio(gc);
struct xgene_gpio *chip = gpiochip_get_data(gc);
unsigned long flags, bank_offset;
u32 dirval, bit_offset;
......@@ -198,7 +193,7 @@ static int xgene_gpio_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, gpio);
err = gpiochip_add(&gpio->chip);
err = gpiochip_add_data(&gpio->chip, gpio);
if (err) {
dev_err(&pdev->dev,
"failed to register gpiochip.\n");
......
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