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#ifndef _LINUX_ACPI_GPIO_H_
#define _LINUX_ACPI_GPIO_H_
#include <linux/device.h>
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
/**
* struct acpi_gpio_info - ACPI GPIO specific information
* @gpioint: if %true this GPIO is of type GpioInt otherwise type is GpioIo
* @active_low: in case of @gpioint, the pin is active low
*/
struct acpi_gpio_info {
bool gpioint;
bool active_low;
};
#ifdef CONFIG_GPIO_ACPI
struct gpio_desc *acpi_get_gpiod_by_index(struct device *dev, int index,
struct acpi_gpio_info *info);
#else /* CONFIG_GPIO_ACPI */
static inline struct gpio_desc *
acpi_get_gpiod_by_index(struct device *dev, int index,
struct acpi_gpio_info *info)
{
return ERR_PTR(-ENOSYS);
}
#endif /* CONFIG_GPIO_ACPI */
static inline int acpi_get_gpio_by_index(struct device *dev, int index,
struct acpi_gpio_info *info)
{
struct gpio_desc *desc = acpi_get_gpiod_by_index(dev, index, info);
if (IS_ERR(desc))
return PTR_ERR(desc);
return desc_to_gpio(desc);
}
#endif /* _LINUX_ACPI_GPIO_H_ */