[mirror_ubuntu-artful-kernel.git] / include / acpi / button.h

#ifndef ACPI_BUTTON_H
#define ACPI_BUTTON_H

#include <linux/notifier.h>

#if IS_ENABLED(CONFIG_ACPI_BUTTON)
extern int acpi_lid_notifier_register(struct notifier_block *nb);
extern int acpi_lid_notifier_unregister(struct notifier_block *nb);
extern int acpi_lid_open(void);
#else
static inline int acpi_lid_notifier_register(struct notifier_block *nb)
{
	return 0;
}
static inline int acpi_lid_notifier_unregister(struct notifier_block *nb)
{
	return 0;
}
static inline int acpi_lid_open(void)
{
	return 1;
}
#endif /* IS_ENABLED(CONFIG_ACPI_BUTTON) */

#endif /* ACPI_BUTTON_H */
Commit	Line	Data
7e12715e JB	1	#ifndef ACPI_BUTTON_H
	2	#define ACPI_BUTTON_H
	3
	4	#include <linux/notifier.h>
	5
bcb2b0b2	6	#if IS_ENABLED(CONFIG_ACPI_BUTTON)
7e12715e JB	7	extern int acpi_lid_notifier_register(struct notifier_block *nb);
	8	extern int acpi_lid_notifier_unregister(struct notifier_block *nb);
	9	extern int acpi_lid_open(void);
1a133e0c JB	10	#else
	11	static inline int acpi_lid_notifier_register(struct notifier_block *nb)
	12	{
	13	return 0;
	14	}
	15	static inline int acpi_lid_notifier_unregister(struct notifier_block *nb)
	16	{
	17	return 0;
	18	}
	19	static inline int acpi_lid_open(void)
	20	{
	21	return 1;
	22	}
bcb2b0b2	23	#endif /* IS_ENABLED(CONFIG_ACPI_BUTTON) */
7e12715e JB	24
7e12715e JB	25	#endif /* ACPI_BUTTON_H */