diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 14:46:45 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 11:21:15 +0100 |
| commit | 94a90370427fb927442c0a00180ddbaf08f577df (patch) | |
| tree | 48afb2b00e3146bcc45ee385e6a37fb0152cc706 /drivers | |
| parent | 92a41e2f73879373a4ce2df4b2137d03ba1289ec (diff) | |
| download | lwn-94a90370427fb927442c0a00180ddbaf08f577df.tar.gz lwn-94a90370427fb927442c0a00180ddbaf08f577df.zip | |
gpio: tps6586x: 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().
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpio/gpio-tps6586x.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/gpio/gpio-tps6586x.c b/drivers/gpio/gpio-tps6586x.c index 89b2249100b0..87de5486a29e 100644 --- a/drivers/gpio/gpio-tps6586x.c +++ b/drivers/gpio/gpio-tps6586x.c @@ -38,14 +38,9 @@ struct tps6586x_gpio { struct device *parent; }; -static inline struct tps6586x_gpio *to_tps6586x_gpio(struct gpio_chip *chip) -{ - return container_of(chip, struct tps6586x_gpio, gpio_chip); -} - static int tps6586x_gpio_get(struct gpio_chip *gc, unsigned offset) { - struct tps6586x_gpio *tps6586x_gpio = to_tps6586x_gpio(gc); + struct tps6586x_gpio *tps6586x_gpio = gpiochip_get_data(gc); uint8_t val; int ret; @@ -59,7 +54,7 @@ static int tps6586x_gpio_get(struct gpio_chip *gc, unsigned offset) static void tps6586x_gpio_set(struct gpio_chip *gc, unsigned offset, int value) { - struct tps6586x_gpio *tps6586x_gpio = to_tps6586x_gpio(gc); + struct tps6586x_gpio *tps6586x_gpio = gpiochip_get_data(gc); tps6586x_update(tps6586x_gpio->parent, TPS6586X_GPIOSET2, value << offset, 1 << offset); @@ -68,7 +63,7 @@ static void tps6586x_gpio_set(struct gpio_chip *gc, unsigned offset, static int tps6586x_gpio_output(struct gpio_chip *gc, unsigned offset, int value) { - struct tps6586x_gpio *tps6586x_gpio = to_tps6586x_gpio(gc); + struct tps6586x_gpio *tps6586x_gpio = gpiochip_get_data(gc); uint8_t val, mask; tps6586x_gpio_set(gc, offset, value); @@ -82,7 +77,7 @@ static int tps6586x_gpio_output(struct gpio_chip *gc, unsigned offset, static int tps6586x_gpio_to_irq(struct gpio_chip *gc, unsigned offset) { - struct tps6586x_gpio *tps6586x_gpio = to_tps6586x_gpio(gc); + struct tps6586x_gpio *tps6586x_gpio = gpiochip_get_data(gc); return tps6586x_irq_get_virq(tps6586x_gpio->parent, TPS6586X_INT_PLDO_0 + offset); @@ -122,7 +117,7 @@ static int tps6586x_gpio_probe(struct platform_device *pdev) else tps6586x_gpio->gpio_chip.base = -1; - ret = gpiochip_add(&tps6586x_gpio->gpio_chip); + ret = gpiochip_add_data(&tps6586x_gpio->gpio_chip, tps6586x_gpio); if (ret < 0) { dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret); return ret; |