usb: gadget: SS Isoc endpoints use comp_desc->bMaxBurst too

SuperSpeed Isoc endpoints also use the bMaxBurst value from the
companion descriptor. See section 9.6.7 in the USB 3.0 spec.
Signed-off-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

drivers/usb/gadget/composite.c

@@ -175,13 +175,12 @@ int config_ep_by_speed(struct usb_gadget *g,
 	_ep->comp_desc = comp_desc;
 	if (g->speed == USB_SPEED_SUPER) {
 		switch (usb_endpoint_type(_ep->desc)) {
-		case USB_ENDPOINT_XFER_BULK:
-		case USB_ENDPOINT_XFER_INT:
-			_ep->maxburst = comp_desc->bMaxBurst;
-			break;
 		case USB_ENDPOINT_XFER_ISOC:
 			/* mult: bits 1:0 of bmAttributes */
 			_ep->mult = comp_desc->bmAttributes & 0x3;
+		case USB_ENDPOINT_XFER_BULK:
+		case USB_ENDPOINT_XFER_INT:
+			_ep->maxburst = comp_desc->bMaxBurst;
 			break;
 		default:
 			/* Do nothing for control endpoints */