Commit eb1fff19 authored Feb 19, 2018 by Ajay Agarwal Committed by Gerrit - the friendly Code Review server Feb 20, 2018

usb: ci13xxx: Mark USB gadget driver to NULL in udc_stop



Cases like restarting ADB do the stop and start of UDC. But
ci13xxx_start fails with EBUSY error because udc->driver is
not NULL. And hence peripheral mode does not work.
Fix this by marking udc->driver to NULL in ci13xxx_stop.

Change-Id: I85c4fe017848a1e5b7319b65dac471704ca5fb21
Signed-off-by: Ajay Agarwal <ajaya@codeaurora.org>

parent 2dc3339c

drivers/usb/gadget/ci13xxx_udc.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -3678,6 +3678,7 @@ static int ci13xxx_stop(struct usb_gadget *gadget)
		spin_lock_irqsave(udc->lock, flags);
		}

		udc->driver = NULL;
		spin_unlock_irqrestore(udc->lock, flags);

		usb_ep_free_request(&udc->ep0in.ep, udc->status);