[ofa-general] [PATCH 2.6.27] RDMA/cxgb3: Fix QP capabilities.
Steve Wise
swise at opengridcomputing.com
Thu Jul 31 13:21:35 PDT 2008
From: Steve Wise <swise at opengridcomputing.com>
- Set the stag0 and fastreg capability bits only for kernel qps.
- QP_PRIV flag is no longer used.
Signed-off-by: Steve Wise <swise at opengridcomputing.com>
---
drivers/infiniband/hw/cxgb3/iwch_qp.c | 23 +++++++----------------
1 files changed, 7 insertions(+), 16 deletions(-)
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c
index 9a3be3a..8939716 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_qp.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c
@@ -879,20 +879,13 @@ static int rdma_init(struct iwch_dev *rhp, struct iwch_qp *qhp,
(qhp->attr.mpa_attr.xmit_marker_enabled << 1) |
(qhp->attr.mpa_attr.crc_enabled << 2);
- /*
- * XXX - The IWCM doesn't quite handle getting these
- * attrs set before going into RTS. For now, just turn
- * them on always...
- */
-#if 0
- init_attr.qpcaps = qhp->attr.enableRdmaRead |
- (qhp->attr.enableRdmaWrite << 1) |
- (qhp->attr.enableBind << 2) |
- (qhp->attr.enable_stag0_fastreg << 3) |
- (qhp->attr.enable_stag0_fastreg << 4);
-#else
- init_attr.qpcaps = 0x1f;
-#endif
+ init_attr.qpcaps = uP_RI_QP_RDMA_READ_ENABLE |
+ uP_RI_QP_RDMA_WRITE_ENABLE |
+ uP_RI_QP_BIND_ENABLE;
+ if (!qhp->ibqp.uobject)
+ init_attr.qpcaps |= uP_RI_QP_STAG0_ENABLE |
+ uP_RI_QP_FAST_REGISTER_ENABLE;
+
init_attr.tcp_emss = qhp->ep->emss;
init_attr.ord = qhp->attr.max_ord;
init_attr.ird = qhp->attr.max_ird;
@@ -900,8 +893,6 @@ static int rdma_init(struct iwch_dev *rhp, struct iwch_qp *qhp,
init_attr.qp_dma_size = (1UL << qhp->wq.size_log2);
init_attr.rqe_count = iwch_rqes_posted(qhp);
init_attr.flags = qhp->attr.mpa_attr.initiator ? MPA_INITIATOR : 0;
- if (!qhp->ibqp.uobject)
- init_attr.flags |= PRIV_QP;
if (peer2peer) {
init_attr.rtr_type = RTR_READ;
if (init_attr.ord == 0 && qhp->attr.mpa_attr.initiator)
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