usb: dwc3: gadget: move trace_dwc3_ep_queue()

by moving trace_dwc3_ep_queue() from dwc3_gadget_ep_queue()
to __dwc3_gadget_ep_queue() after usb_request is properly
initialized, makes for a better output always showing a
request with 0 actual and -115 (-EINPROGRESS) status.

Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 1e8bdf8..0429820 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1050,6 +1050,8 @@
 	req->direction		= dep->direction;
 	req->epnum		= dep->number;
 
+	trace_dwc3_ep_queue(req);
+
 	/*
 	 * We only add to our list of requests now and
 	 * start consuming the list once we get XferNotReady
@@ -1159,8 +1161,6 @@
 		goto out;
 	}
 
-	trace_dwc3_ep_queue(req);
-
 	ret = __dwc3_gadget_ep_queue(dep, req);
 
 out: