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-rw-r--r--include/acpi/acpi_bus.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 71eceb99d41..fca1b9cb27d 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -330,13 +330,51 @@ void acpi_bus_data_handler(acpi_handle handle, void *context);
acpi_status acpi_bus_get_status_handle(acpi_handle handle,
unsigned long long *sta);
int acpi_bus_get_status(struct acpi_device *device);
+
+#ifdef CONFIG_PM
int acpi_bus_set_power(acpi_handle handle, int state);
const char *acpi_power_state_string(int state);
int acpi_device_get_power(struct acpi_device *device, int *state);
int acpi_device_set_power(struct acpi_device *device, int state);
+int acpi_bus_init_power(struct acpi_device *device);
int acpi_bus_update_power(acpi_handle handle, int *state_p);
bool acpi_bus_power_manageable(acpi_handle handle);
bool acpi_bus_can_wakeup(acpi_handle handle);
+#else /* !CONFIG_PM */
+static inline int acpi_bus_set_power(acpi_handle handle, int state)
+{
+ return 0;
+}
+static inline const char *acpi_power_state_string(int state)
+{
+ return "D0";
+}
+static inline int acpi_device_get_power(struct acpi_device *device, int *state)
+{
+ return 0;
+}
+static inline int acpi_device_set_power(struct acpi_device *device, int state)
+{
+ return 0;
+}
+static inline int acpi_bus_init_power(struct acpi_device *device)
+{
+ return 0;
+}
+static inline int acpi_bus_update_power(acpi_handle handle, int *state_p)
+{
+ return 0;
+}
+static inline bool acpi_bus_power_manageable(acpi_handle handle)
+{
+ return false;
+}
+static inline bool acpi_bus_can_wakeup(acpi_handle handle)
+{
+ return false;
+}
+#endif /* !CONFIG_PM */
+
#ifdef CONFIG_ACPI_PROC_EVENT
int acpi_bus_generate_proc_event(struct acpi_device *device, u8 type, int data);
int acpi_bus_generate_proc_event4(const char *class, const char *bid, u8 type, int data);