diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 21ec31b78216..956aed5afded 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -123,7 +123,6 @@ int __acpi_device_uevent_modalias(const struct acpi_device *adev,
 /* --------------------------------------------------------------------------
                                   Power Resource
    -------------------------------------------------------------------------- */
-int acpi_power_init(void);
 void acpi_power_resources_list_free(struct list_head *list);
 int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
 				 struct list_head *list);
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index c941d99162c0..449ec8a015bf 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -563,8 +563,6 @@ int acpi_match_device_ids(struct acpi_device *device,
 			  const struct acpi_device_id *ids);
 void acpi_set_modalias(struct acpi_device *adev, const char *default_id,
 		       char *modalias, size_t len);
-int acpi_create_dir(struct acpi_device *);
-void acpi_remove_dir(struct acpi_device *);
 
 static inline bool acpi_device_enumerated(struct acpi_device *adev)
 {
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 9ffdc0425bc2..cb64010cc5d8 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -970,8 +970,6 @@ ACPI_EXTERNAL_RETURN_STATUS(acpi_status
 					       void **data,
 					       void (*callback)(void *)))
 
-void acpi_run_debugger(char *batch_buffer);
-
 void acpi_set_debugger_thread_id(acpi_thread_id thread_id);
 
 #endif				/* __ACXFACE_H__ */