LPFC_SET_LD_SIGNAL
case LPFC_SET_LD_SIGNAL:
mbox->u.mqe.un.set_feature.feature = LPFC_SET_LD_SIGNAL;
LPFC_SET_LD_SIGNAL, shdr_status,
lpfc_set_features(phba, mboxq, LPFC_SET_LD_SIGNAL);