diff options
| author | Laxman Dewangan <ldewangan@nvidia.com> | 2016-02-15 16:32:09 +0530 |
|---|---|---|
| committer | Laxman Dewangan <ldewangan@nvidia.com> | 2016-02-23 19:40:33 +0530 |
| commit | 0cf3292cde22f8843ae5d1eeb8466d8121243c1a (patch) | |
| tree | 3bc161eda1d422aa600434e3b03985ff736ea761 /include/linux/gpio | |
| parent | e5451c8f8330e03ad3cfa16048b4daf961af434f (diff) | |
| download | lwn-0cf3292cde22f8843ae5d1eeb8466d8121243c1a.tar.gz lwn-0cf3292cde22f8843ae5d1eeb8466d8121243c1a.zip | |
gpio: Add devm_ apis for gpiochip_add_data and gpiochip_remove
Add device managed APIs devm_gpiochip_add_data() and
devm_gpiochip_remove() for the APIs gpiochip_add_data()
and gpiochip_remove().
This helps in reducing code in error path and sometimes
removal of .remove callback for driver unbind.
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Diffstat (limited to 'include/linux/gpio')
| -rw-r--r-- | include/linux/gpio/driver.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h index 639607658ed8..bee976f82788 100644 --- a/include/linux/gpio/driver.h +++ b/include/linux/gpio/driver.h @@ -192,6 +192,10 @@ static inline int gpiochip_add(struct gpio_chip *chip) return gpiochip_add_data(chip, NULL); } extern void gpiochip_remove(struct gpio_chip *chip); +extern int devm_gpiochip_add_data(struct device *dev, struct gpio_chip *chip, + void *data); +extern void devm_gpiochip_remove(struct device *dev, struct gpio_chip *chip); + extern struct gpio_chip *gpiochip_find(void *data, int (*match)(struct gpio_chip *chip, void *data)); |