diff --git a/drivers/gpio/gpiolib-devres.c b/drivers/gpio/gpiolib-devres.c index 5c91c4365da1..7dbce4c4ebdf 100644 --- a/drivers/gpio/gpiolib-devres.c +++ b/drivers/gpio/gpiolib-devres.c @@ -487,10 +487,12 @@ static void devm_gpio_chip_release(struct device *dev, void *res) } /** - * devm_gpiochip_add_data() - Resource managed gpiochip_add_data() + * devm_gpiochip_add_data_with_key() - Resource managed gpiochip_add_data_with_key() * @dev: pointer to the device that gpio_chip belongs to. * @gc: the GPIO chip to register * @data: driver-private data associated with this chip + * @lock_key: lockdep class for IRQ lock + * @request_key: lockdep class for IRQ request * * Context: potentially before irqs will work * @@ -501,8 +503,9 @@ static void devm_gpio_chip_release(struct device *dev, void *res) * gc->base is invalid or already associated with a different chip. * Otherwise it returns zero as a success code. */ -int devm_gpiochip_add_data(struct device *dev, struct gpio_chip *gc, - void *data) +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) { struct gpio_chip **ptr; int ret; @@ -512,7 +515,7 @@ int devm_gpiochip_add_data(struct device *dev, struct gpio_chip *gc, if (!ptr) return -ENOMEM; - ret = gpiochip_add_data(gc, data); + ret = gpiochip_add_data_with_key(gc, data, lock_key, request_key); if (ret < 0) { devres_free(ptr); return ret; @@ -523,4 +526,4 @@ int devm_gpiochip_add_data(struct device *dev, struct gpio_chip *gc, return 0; } -EXPORT_SYMBOL_GPL(devm_gpiochip_add_data); +EXPORT_SYMBOL_GPL(devm_gpiochip_add_data_with_key); diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h index 6e9f1826ecd7..d1cef5c2715c 100644 --- a/include/linux/gpio/driver.h +++ b/include/linux/gpio/driver.h @@ -525,8 +525,16 @@ extern int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data, gpiochip_add_data_with_key(gc, data, &lock_key, \ &request_key); \ }) +#define devm_gpiochip_add_data(dev, gc, data) ({ \ + static struct lock_class_key lock_key; \ + static struct lock_class_key request_key; \ + devm_gpiochip_add_data_with_key(dev, gc, data, &lock_key, \ + &request_key); \ + }) #else #define gpiochip_add_data(gc, data) gpiochip_add_data_with_key(gc, data, NULL, NULL) +#define devm_gpiochip_add_data(dev, gc, data) \ + devm_gpiochip_add_data_with_key(dev, gc, data, NULL, NULL) #endif /* CONFIG_LOCKDEP */ static inline int gpiochip_add(struct gpio_chip *gc) @@ -534,8 +542,9 @@ 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(struct device *dev, struct gpio_chip *gc, - void *data); +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); extern struct gpio_chip *gpiochip_find(void *data, int (*match)(struct gpio_chip *gc, void *data));