usb: udc: add usb_udc_vbus_handler
This commit updates udc core vbus status, and try to connect
or disconnect gadget.
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 242c694..4f3dfb7 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -1032,6 +1032,10 @@
extern void usb_gadget_giveback_request(struct usb_ep *ep,
struct usb_request *req);
+/*-------------------------------------------------------------------------*/
+
+/* utility to update vbus status for udc core, it may be scheduled */
+extern void usb_udc_vbus_handler(struct usb_gadget *gadget, bool status);
/*-------------------------------------------------------------------------*/