diff options
Diffstat (limited to 'include/acpi/button.h')
| -rw-r--r-- | include/acpi/button.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/acpi/button.h b/include/acpi/button.h index bb643a79d65..97eea0e4c01 100644 --- a/include/acpi/button.h +++ b/include/acpi/button.h @@ -3,8 +3,23 @@ #include <linux/notifier.h> +#if defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE) 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 /* defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE) */ #endif /* ACPI_BUTTON_H */ |