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IB/mthca: Add support for send work request fence flag 

Add support for IB_SEND_FENCE flag in post_send methods.

Signed-off-by: Dotan Barak <dotanb@mellanox.co.il>
Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
hifive-unleashed-5.1
Dotan Barak 2006-02-27 21:02:00 -08:00 committed by Roland Dreier
parent 7343b231f2
commit 7667abd152
1 changed files with 6 additions and 2 deletions
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8
drivers/infiniband/hw/mthca/mthca_qp.c
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@ -1609,7 +1609,9 @@ int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
mthca_opcode[wr->opcode]);
wmb();
((struct mthca_next_seg *) prev_wqe)->ee_nds =
cpu_to_be32((size0 ? 0 : MTHCA_NEXT_DBD) | size);
cpu_to_be32((size0 ? 0 : MTHCA_NEXT_DBD) | size |
((wr->send_flags & IB_SEND_FENCE) ?
MTHCA_NEXT_FENCE : 0));
if (!size0) {
size0 = size;
@ -1971,7 +1973,9 @@ int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
mthca_opcode[wr->opcode]);
wmb();
((struct mthca_next_seg *) prev_wqe)->ee_nds =
cpu_to_be32(MTHCA_NEXT_DBD | size);
cpu_to_be32(MTHCA_NEXT_DBD | size |
((wr->send_flags & IB_SEND_FENCE) ?
MTHCA_NEXT_FENCE : 0));
if (!size0) {
size0 = size;