diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-04 17:29:41 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 13:21:02 +0300 |
| commit | fb7228879a5a6552c9cd91561ca7c9b565a102aa (patch) | |
| tree | 98b0c864b2ccdf2bcfb84187dfb623b91e0b47aa /drivers/gpio/gpio-amdpt.c | |
| parent | 57683ec203a642e8fc8befac94c8341d237f5d54 (diff) | |
| download | linux-fb7228879a5a6552c9cd91561ca7c9b565a102aa.tar.xz | |
gpio: amdpt: 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: YD Tseng <ltyu101@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-amdpt.c')
| -rw-r--r-- | drivers/gpio/gpio-amdpt.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/gpio/gpio-amdpt.c b/drivers/gpio/gpio-amdpt.c index f842ccc45e64..c2484046e8e9 100644 --- a/drivers/gpio/gpio-amdpt.c +++ b/drivers/gpio/gpio-amdpt.c @@ -31,11 +31,9 @@ struct pt_gpio_chip { spinlock_t lock; }; -#define to_pt_gpio(c) container_of(c, struct pt_gpio_chip, gc) - static int pt_gpio_request(struct gpio_chip *gc, unsigned offset) { - struct pt_gpio_chip *pt_gpio = to_pt_gpio(gc); + struct pt_gpio_chip *pt_gpio = gpiochip_get_data(gc); unsigned long flags; u32 using_pins; @@ -60,7 +58,7 @@ static int pt_gpio_request(struct gpio_chip *gc, unsigned offset) static void pt_gpio_free(struct gpio_chip *gc, unsigned offset) { - struct pt_gpio_chip *pt_gpio = to_pt_gpio(gc); + struct pt_gpio_chip *pt_gpio = gpiochip_get_data(gc); unsigned long flags; u32 using_pins; @@ -77,7 +75,7 @@ static void pt_gpio_free(struct gpio_chip *gc, unsigned offset) static void pt_gpio_set_value(struct gpio_chip *gc, unsigned offset, int value) { - struct pt_gpio_chip *pt_gpio = to_pt_gpio(gc); + struct pt_gpio_chip *pt_gpio = gpiochip_get_data(gc); unsigned long flags; u32 data; @@ -97,7 +95,7 @@ static void pt_gpio_set_value(struct gpio_chip *gc, unsigned offset, int value) static int pt_gpio_get_value(struct gpio_chip *gc, unsigned offset) { - struct pt_gpio_chip *pt_gpio = to_pt_gpio(gc); + struct pt_gpio_chip *pt_gpio = gpiochip_get_data(gc); unsigned long flags; u32 data; @@ -124,7 +122,7 @@ static int pt_gpio_get_value(struct gpio_chip *gc, unsigned offset) static int pt_gpio_direction_input(struct gpio_chip *gc, unsigned offset) { - struct pt_gpio_chip *pt_gpio = to_pt_gpio(gc); + struct pt_gpio_chip *pt_gpio = gpiochip_get_data(gc); unsigned long flags; u32 data; @@ -144,7 +142,7 @@ static int pt_gpio_direction_input(struct gpio_chip *gc, unsigned offset) static int pt_gpio_direction_output(struct gpio_chip *gc, unsigned offset, int value) { - struct pt_gpio_chip *pt_gpio = to_pt_gpio(gc); + struct pt_gpio_chip *pt_gpio = gpiochip_get_data(gc); unsigned long flags; u32 data; @@ -214,7 +212,7 @@ static int pt_gpio_probe(struct platform_device *pdev) #if defined(CONFIG_OF_GPIO) pt_gpio->gc.of_node = pdev->dev.of_node; #endif - ret = gpiochip_add(&pt_gpio->gc); + ret = gpiochip_add_data(&pt_gpio->gc, pt_gpio); if (ret) { dev_err(&pdev->dev, "Failed to register GPIO lib\n"); return ret; |