HCS_MAX_INTRS
xhci->max_interrupters = min(HCS_MAX_INTRS(hcs_params1), MAX_HC_INTRS);
else if (xhci->max_interrupters > HCS_MAX_INTRS(hcs_params1))
xhci->max_interrupters = HCS_MAX_INTRS(hcs_params1);