UR_SET_REPORT
ucr.ucr_request.bRequest = UR_SET_REPORT;
(req->bRequest == UR_SET_REPORT) &&
req.bRequest = UR_SET_REPORT;
req->bRequest = UR_SET_REPORT;
req.bRequest = UR_SET_REPORT;
req.ctrl.bRequest = UR_SET_REPORT;
error = uled_ctrl_msg(sc, UT_WRITE_CLASS_INTERFACE, UR_SET_REPORT,
UR_SET_REPORT, 0x200, 0, buf, sizeof(buf));
req.bRequest = UR_SET_REPORT;
req.bRequest = UR_SET_REPORT;
req.bRequest = UR_SET_REPORT;