/* SPDX-License-Identifier: GPL-2.0 */ #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 */