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| author | Stefan Roscher <stefan.roscher@de.ibm.com> | 2007-07-09 17:27:13 +0400 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2007-07-10 07:12:27 +0400 |
| commit | 85f003172fc130626261730141ed021258e81f85 (patch) | |
| tree | 155518aee49caeaf00e686a4c662bea2061f6caf | |
| parent | 472803dab844c0a8a5d757d4c67fa5e76013dcbd (diff) | |
| download | linux-85f003172fc130626261730141ed021258e81f85.tar.xz | |
IB/ehca: Set SEND_GRH flag for all non-LL UD QPs on eHCA2
Signed-off-by: Joachim Fenkes <fenkes@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
| -rw-r--r-- | drivers/infiniband/hw/ehca/ehca_qp.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_qp.c b/drivers/infiniband/hw/ehca/ehca_qp.c index fa3e03050347..3a4b2bfdb06b 100644 --- a/drivers/infiniband/hw/ehca/ehca_qp.c +++ b/drivers/infiniband/hw/ehca/ehca_qp.c @@ -1054,6 +1054,17 @@ static int internal_modify_qp(struct ib_qp *ibqp, "ehca_qp=%p qp_num=%x <VALID STATE CHANGE> qp_state_xsit=%x", my_qp, ibqp->qp_num, statetrans); + /* eHCA2 rev2 and higher require the SEND_GRH_FLAG to be set + * in non-LL UD QPs. + */ + if ((my_qp->qp_type == IB_QPT_UD) && + (my_qp->ext_type != EQPT_LLQP) && + (statetrans == IB_QPST_INIT2RTR) && + (shca->hw_level >= 0x22)) { + update_mask |= EHCA_BMASK_SET(MQPCB_MASK_SEND_GRH_FLAG, 1); + mqpcb->send_grh_flag = 1; + } + /* sqe -> rts: set purge bit of bad wqe before actual trans */ if ((my_qp->qp_type == IB_QPT_UD || my_qp->qp_type == IB_QPT_GSI || |