usb: enable usb port device's async suspend.

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / usb / core / port.c

diff --git a/drivers/usb/core/port.c b/drivers/usb/core/port.c
index 9a15b26..5df143d 100644 (file)
--- a/drivers/usb/core/port.c
+++ b/drivers/usb/core/port.c
@@ -186,6 +186,7 @@ int usb_hub_create_port_device(struct usb_hub *hub, int port1)
                        PM_QOS_FLAG_NO_POWER_OFF))
                pm_runtime_enable(&port_dev->dev);
 
+       device_enable_async_suspend(&port_dev->dev);
 
        retval = usb_acpi_register_power_resources(&port_dev->dev);
        if (retval && retval != -ENODEV)