set_physical_link_state
static int set_physical_link_state(struct hfi1_devdata *dd, u64 state);
ret = set_physical_link_state(dd, (rem_reason << 8) | PLS_OFFLINE);
ret1 = set_physical_link_state(dd, PLS_POLLING);
ret1 = set_physical_link_state(dd, PLS_DISABLED);
ret1 = set_physical_link_state(dd, PLS_LINKUP);
set_physical_link_state(dd, (OPA_LINKDOWN_REASON_SMA_DISABLED << 8) |
ret = set_physical_link_state(dd, PLS_QUICK_LINKUP);