diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-04 15:13:53 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 11:20:12 +0100 |
| commit | 3208b0f0c010b26e4d461a3bca59989d03ed9087 (patch) | |
| tree | 780145509a890886443fa03fa9ef0444725f51ae | |
| parent | b08ea35a3296ee25c4cb53a977b752266dafa2c2 (diff) | |
gpio: of: provide optional of_mm_gpiochip_add_data() function
In the same spirit as we add an optional void *data argument
to the gpiochip_add_data() call, we need this also for
of_mm_gpiochip_add().
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
| -rw-r--r-- | drivers/gpio/gpiolib-of.c | 12 | ||||
| -rw-r--r-- | include/linux/of_gpio.h | 10 |
2 files changed, 15 insertions, 7 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index 6ed465ea2e12..42a4bb7cf49a 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -262,9 +262,10 @@ int of_gpio_simple_xlate(struct gpio_chip *gc, EXPORT_SYMBOL(of_gpio_simple_xlate); /** - * of_mm_gpiochip_add - Add memory mapped GPIO chip (bank) + * of_mm_gpiochip_add_data - Add memory mapped GPIO chip (bank) * @np: device node of the GPIO chip * @mm_gc: pointer to the of_mm_gpio_chip allocated structure + * @data: driver data to store in the struct gpio_chip * * To use this function you should allocate and fill mm_gc with: * @@ -280,8 +281,9 @@ EXPORT_SYMBOL(of_gpio_simple_xlate); * do all necessary work for you. Then you'll able to use .regs * to manage GPIOs from the callbacks. */ -int of_mm_gpiochip_add(struct device_node *np, - struct of_mm_gpio_chip *mm_gc) +int of_mm_gpiochip_add_data(struct device_node *np, + struct of_mm_gpio_chip *mm_gc, + void *data) { int ret = -ENOMEM; struct gpio_chip *gc = &mm_gc->gc; @@ -301,7 +303,7 @@ int of_mm_gpiochip_add(struct device_node *np, mm_gc->gc.of_node = np; - ret = gpiochip_add(gc); + ret = gpiochip_add_data(gc, data); if (ret) goto err2; @@ -315,7 +317,7 @@ err0: np->full_name, ret); return ret; } -EXPORT_SYMBOL(of_mm_gpiochip_add); +EXPORT_SYMBOL(of_mm_gpiochip_add_data); /** * of_mm_gpiochip_remove - Remove memory mapped GPIO chip (bank) diff --git a/include/linux/of_gpio.h b/include/linux/of_gpio.h index bb85a8eeba6a..092186c62ff4 100644 --- a/include/linux/of_gpio.h +++ b/include/linux/of_gpio.h @@ -51,8 +51,14 @@ static inline struct of_mm_gpio_chip *to_of_mm_gpio_chip(struct gpio_chip *gc) extern int of_get_named_gpio_flags(struct device_node *np, const char *list_name, int index, enum of_gpio_flags *flags); -extern int of_mm_gpiochip_add(struct device_node *np, - struct of_mm_gpio_chip *mm_gc); +extern int of_mm_gpiochip_add_data(struct device_node *np, + struct of_mm_gpio_chip *mm_gc, + void *data); +static inline int of_mm_gpiochip_add(struct device_node *np, + struct of_mm_gpio_chip *mm_gc) +{ + return of_mm_gpiochip_add_data(np, mm_gc, NULL); +} extern void of_mm_gpiochip_remove(struct of_mm_gpio_chip *mm_gc); extern int of_gpiochip_add(struct gpio_chip *gc); |