From: Dotan Barak Date: Tue, 28 Feb 2006 05:02:00 +0000 (-0800) Subject: IB/mthca: Add support for send work request fence flag X-Git-Tag: v2.6.17-rc1~1180^2~21 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7667abd1528782003d8b83c54756523ec547af6e;p=linux-2.6 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 Signed-off-by: Michael S. Tsirkin Signed-off-by: Roland Dreier --- diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index e99d735f5f..c24260845b 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -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;