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authorStefan Roscher <stefan.roscher@de.ibm.com>2007-07-09 15:27:13 +0200
committerRoland Dreier <rolandd@cisco.com>2007-07-09 20:12:27 -0700
commit85f003172fc130626261730141ed021258e81f85 (patch)
tree155518aee49caeaf00e686a4c662bea2061f6caf /drivers/infiniband/hw
parent472803dab844c0a8a5d757d4c67fa5e76013dcbd (diff)
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>
Diffstat (limited to 'drivers/infiniband/hw')
-rw-r--r--drivers/infiniband/hw/ehca/ehca_qp.c11
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 fa3e0305034..3a4b2bfdb06 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 ||