diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/verbs.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/verbs.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c index 0b1556fed47e..18b27276f202 100644 --- a/drivers/infiniband/hw/hfi1/verbs.c +++ b/drivers/infiniband/hw/hfi1/verbs.c @@ -1421,6 +1421,15 @@ static int query_port(struct rvt_dev_info *rdi, u8 port_num, props->active_mtu = !valid_ib_mtu(ppd->ibmtu) ? props->max_mtu : mtu_to_enum(ppd->ibmtu, IB_MTU_2048); + /* + * sm_lid of 0xFFFF needs special handling so that it can + * be differentiated from a permissve LID of 0xFFFF. + * We set the grh_required flag here so the SA can program + * the DGID in the address handle appropriately + */ + if (props->sm_lid == be16_to_cpu(IB_LID_PERMISSIVE)) + props->grh_required = true; + return 0; } @@ -1528,6 +1537,7 @@ static void hfi1_notify_new_ah(struct ib_device *ibdev, struct hfi1_pportdata *ppd; struct hfi1_devdata *dd; u8 sc5; + struct rdma_ah_attr *attr = &ah->attr; /* * Do not trust reading anything from rvt_ah at this point as it is not @@ -1537,6 +1547,8 @@ static void hfi1_notify_new_ah(struct ib_device *ibdev, ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr)); ppd = ppd_from_ibp(ibp); sc5 = ibp->sl_to_sc[rdma_ah_get_sl(&ah->attr)]; + hfi1_update_ah_attr(ibdev, attr); + hfi1_make_opa_lid(attr); dd = dd_from_ppd(ppd); ah->vl = sc_to_vlt(dd, sc5); if (ah->vl < num_vls || ah->vl == 15) |