mptsas_online_smp
(void) mptsas_online_smp(pdip, psmp, &smpdip);
rval = mptsas_online_smp(pdip, psmp, smp_dip);
static int mptsas_online_smp(dev_info_t *pdip, mptsas_smp_t *smp_node,
(void) mptsas_online_smp(parent, psmp, &smpdip);