diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2016-03-30 10:48:05 +0200 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2016-04-19 07:58:37 +0100 |
| commit | 3a504105f0e4cf32464d596f3b30d23dbfd76520 (patch) | |
| tree | 5d62586613609745c1ba769db2118bb81193f0de /drivers/mfd/sm501.c | |
| parent | ed1c9b3c18e33a69da0a911eadf4948ea7e5b5b9 (diff) | |
| download | linux-0-day-3a504105f0e4cf32464d596f3b30d23dbfd76520.tar.gz linux-0-day-3a504105f0e4cf32464d596f3b30d23dbfd76520.tar.xz | |
mfd: sm501: 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: Ben Dooks <ben@fluff.org.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/sm501.c')
| -rw-r--r-- | drivers/mfd/sm501.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c index c646784c5a7d0..65cd0d2a822a6 100644 --- a/drivers/mfd/sm501.c +++ b/drivers/mfd/sm501.c @@ -879,11 +879,6 @@ static int sm501_register_display(struct sm501_devdata *sm, #ifdef CONFIG_MFD_SM501_GPIO -static inline struct sm501_gpio_chip *to_sm501_gpio(struct gpio_chip *gc) -{ - return container_of(gc, struct sm501_gpio_chip, gpio); -} - static inline struct sm501_devdata *sm501_gpio_to_dev(struct sm501_gpio *gpio) { return container_of(gpio, struct sm501_devdata, gpio); @@ -892,7 +887,7 @@ static inline struct sm501_devdata *sm501_gpio_to_dev(struct sm501_gpio *gpio) static int sm501_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct sm501_gpio_chip *smgpio = to_sm501_gpio(chip); + struct sm501_gpio_chip *smgpio = gpiochip_get_data(chip); unsigned long result; result = smc501_readl(smgpio->regbase + SM501_GPIO_DATA_LOW); @@ -923,7 +918,7 @@ static void sm501_gpio_ensure_gpio(struct sm501_gpio_chip *smchip, static void sm501_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct sm501_gpio_chip *smchip = to_sm501_gpio(chip); + struct sm501_gpio_chip *smchip = gpiochip_get_data(chip); struct sm501_gpio *smgpio = smchip->ourgpio; unsigned long bit = 1 << offset; void __iomem *regs = smchip->regbase; @@ -948,7 +943,7 @@ static void sm501_gpio_set(struct gpio_chip *chip, unsigned offset, int value) static int sm501_gpio_input(struct gpio_chip *chip, unsigned offset) { - struct sm501_gpio_chip *smchip = to_sm501_gpio(chip); + struct sm501_gpio_chip *smchip = gpiochip_get_data(chip); struct sm501_gpio *smgpio = smchip->ourgpio; void __iomem *regs = smchip->regbase; unsigned long bit = 1 << offset; @@ -974,7 +969,7 @@ static int sm501_gpio_input(struct gpio_chip *chip, unsigned offset) static int sm501_gpio_output(struct gpio_chip *chip, unsigned offset, int value) { - struct sm501_gpio_chip *smchip = to_sm501_gpio(chip); + struct sm501_gpio_chip *smchip = gpiochip_get_data(chip); struct sm501_gpio *smgpio = smchip->ourgpio; unsigned long bit = 1 << offset; void __iomem *regs = smchip->regbase; @@ -1039,7 +1034,7 @@ static int sm501_gpio_register_chip(struct sm501_devdata *sm, gchip->base = base; chip->ourgpio = gpio; - return gpiochip_add(gchip); + return gpiochip_add_data(gchip, chip); } static int sm501_register_gpio(struct sm501_devdata *sm) |