IWM_CSR_INT_BIT_RF_KILL
if (r1 & IWM_CSR_INT_BIT_RF_KILL) {
handled |= IWM_CSR_INT_BIT_RF_KILL;
sc->sc_intmask = IWM_CSR_INT_BIT_RF_KILL;
IWM_CSR_INT_BIT_RF_KILL | \