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gpiolib: remove unnecessary extern specifiers from the driver header

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'extern' doesn't do anything for function declarations. Remove it.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Bartosz Golaszewski 2023-09-01 13:34:58 +02:00
parent 8de54392b8
commit 37d42ab392
1 changed files with 10 additions and 11 deletions
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21
include/linux/gpio/driver.h
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@ -529,8 +529,7 @@ struct gpio_chip {
#endif /* CONFIG_OF_GPIO */
};
extern const char *gpiochip_is_requested(struct gpio_chip *gc,
unsigned int offset);
const char *gpiochip_is_requested(struct gpio_chip *gc, unsigned int offset);
/**
* for_each_requested_gpio_in_range - iterates over requested GPIOs in a given range
@ -549,9 +548,9 @@ extern const char *gpiochip_is_requested(struct gpio_chip *gc,
for_each_requested_gpio_in_range(chip, i, 0, chip->ngpio, label)
/* add/remove chips */
extern int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
struct lock_class_key *lock_key,
struct lock_class_key *request_key);
int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
struct lock_class_key *lock_key,
struct lock_class_key *request_key);
/**
* gpiochip_add_data() - register a gpio_chip
@ -599,13 +598,13 @@ static inline int gpiochip_add(struct gpio_chip *gc)
{
return gpiochip_add_data(gc, NULL);
}
extern void gpiochip_remove(struct gpio_chip *gc);
extern int devm_gpiochip_add_data_with_key(struct device *dev, struct gpio_chip *gc, void *data,
struct lock_class_key *lock_key,
struct lock_class_key *request_key);
void gpiochip_remove(struct gpio_chip *gc);
int devm_gpiochip_add_data_with_key(struct device *dev, struct gpio_chip *gc,
void *data, struct lock_class_key *lock_key,
struct lock_class_key *request_key);
extern struct gpio_chip *gpiochip_find(void *data,
int (*match)(struct gpio_chip *gc, void *data));
struct gpio_chip *gpiochip_find(void *data,
int (*match)(struct gpio_chip *gc, void *data));
bool gpiochip_line_is_irq(struct gpio_chip *gc, unsigned int offset);
int gpiochip_reqres_irq(struct gpio_chip *gc, unsigned int offset);