17e12715eSJesse Barnes #ifndef ACPI_BUTTON_H 27e12715eSJesse Barnes #define ACPI_BUTTON_H 37e12715eSJesse Barnes 47e12715eSJesse Barnes #include <linux/notifier.h> 57e12715eSJesse Barnes 6*bcb2b0b2SSudeep Holla #if IS_ENABLED(CONFIG_ACPI_BUTTON) 77e12715eSJesse Barnes extern int acpi_lid_notifier_register(struct notifier_block *nb); 87e12715eSJesse Barnes extern int acpi_lid_notifier_unregister(struct notifier_block *nb); 97e12715eSJesse Barnes extern int acpi_lid_open(void); 101a133e0cSJesse Barnes #else 111a133e0cSJesse Barnes static inline int acpi_lid_notifier_register(struct notifier_block *nb) 121a133e0cSJesse Barnes { 131a133e0cSJesse Barnes return 0; 141a133e0cSJesse Barnes } 151a133e0cSJesse Barnes static inline int acpi_lid_notifier_unregister(struct notifier_block *nb) 161a133e0cSJesse Barnes { 171a133e0cSJesse Barnes return 0; 181a133e0cSJesse Barnes } 191a133e0cSJesse Barnes static inline int acpi_lid_open(void) 201a133e0cSJesse Barnes { 211a133e0cSJesse Barnes return 1; 221a133e0cSJesse Barnes } 23*bcb2b0b2SSudeep Holla #endif /* IS_ENABLED(CONFIG_ACPI_BUTTON) */ 247e12715eSJesse Barnes 257e12715eSJesse Barnes #endif /* ACPI_BUTTON_H */ 26