VDEBUG
VDEBUG(dev, "event[%d] = %d\n", dev->ev_next, type);
VDEBUG(dev, "ep0out stall\n");
VDEBUG(dev, "%s %s\n", __func__, str_on_off(on));
VDEBUG (dev, "%s req%02x.%02x v%04x i%04x l%d\n",
VDEBUG (data->dev, "%s ready\n", data->name);
VDEBUG(dev, "ep0in stall\n");