ACPI: glue: Drop cleanup callback from struct acpi_bus_type

Since PCI was the only user of the ->cleanup callback in struct
acpi_bus_type and it is not using struct acpi_bus_type any more,
drop that callback from there and update acpi_device_notify_remove()
accordingly.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Tested-by: Ferry Toth <fntoth@gmail.com>

drivers/acpi/glue.c

@@ -337,16 +337,10 @@ void acpi_device_notify_remove(struct device *dev)
 	if (!adev)
 		return;
 
-	if (dev_is_pci(dev)) {
+	if (dev_is_pci(dev))
 		pci_acpi_cleanup(dev, adev);
-	} else {
-		struct acpi_bus_type *type = acpi_get_bus_type(dev);
-
-		if (type && type->cleanup)
-			type->cleanup(dev);
-		else if (adev->handler && adev->handler->unbind)
-			adev->handler->unbind(dev);
-	}
+	else if (adev->handler && adev->handler->unbind)
+		adev->handler->unbind(dev);
 
 	acpi_unbind_one(dev);
 }

include/acpi/acpi_bus.h

@@ -570,7 +570,6 @@ struct acpi_bus_type {
 	bool (*match)(struct device *dev);
 	struct acpi_device * (*find_companion)(struct device *);
 	void (*setup)(struct device *);
-	void (*cleanup)(struct device *);
 };
 int register_acpi_bus_type(struct acpi_bus_type *);
 int unregister_acpi_bus_type(struct acpi_bus_type *);