#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 */ |