Merge "usb: gadget: f_cdev: Add remote wakeup capability from notify_serial_state"

static int port_notify_serial_state(struct cserial *cser)

{

	struct f_cdev *port = cser_to_port(cser);

	int status;

	int status, ret;

	unsigned long flags;

	struct usb_composite_dev *cdev = port->port_usb.func.config->cdev;

	struct usb_function *func = &cser->func;

	struct usb_gadget *gadget;

	if (port->is_suspended) {

		gadget = cser->func.config->cdev->gadget;

		port->pending_state_notify = true;

		pr_debug("%s: port is suspended\n", __func__);

		if (usb_cser_get_remote_wakeup_capable(func, gadget)) {

			if (gadget->speed >= USB_SPEED_SUPER && port->func_is_suspended) {

				ret = usb_func_wakeup(func);

				port->func_wakeup_pending = (ret == -EAGAIN) ? true : false;

			} else {

				ret = usb_gadget_wakeup(gadget);

			}

		} else {

			pr_debug("%s remote-wakeup not capable\n", __func__);

		}

		return 0;

	}