blob: ef4a8f18a27b1b43aca16f515b2551b98545c233 [file] [log] [blame] [edit]
#ifndef __BACKPORT_LINUX_GPIO_H
#define __BACKPORT_LINUX_GPIO_H
#include_next <linux/gpio.h>
#if LINUX_VERSION_IS_LESS(3,5,0)
#define devm_gpio_request_one LINUX_BACKPORT(devm_gpio_request_one)
#define devm_gpio_request LINUX_BACKPORT(devm_gpio_request)
#ifdef CONFIG_GPIOLIB
int devm_gpio_request(struct device *dev, unsigned gpio, const char *label);
int devm_gpio_request_one(struct device *dev, unsigned gpio,
unsigned long flags, const char *label);
void devm_gpio_free(struct device *dev, unsigned int gpio);
#else
static inline int devm_gpio_request(struct device *dev, unsigned gpio,
const char *label)
{
WARN_ON(1);
return -EINVAL;
}
static inline int devm_gpio_request_one(struct device *dev, unsigned gpio,
unsigned long flags, const char *label)
{
WARN_ON(1);
return -EINVAL;
}
static inline void devm_gpio_free(struct device *dev, unsigned int gpio)
{
WARN_ON(1);
}
#endif /* CONFIG_GPIOLIB */
#endif
#endif /* __BACKPORT_LINUX_GPIO_H */