diff options
author | Roland Dreier <rolandd@cisco.com> | 2005-09-12 14:08:51 -0700 |
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committer | Roland Dreier <rolandd@cisco.com> | 2005-09-18 22:02:37 -0700 |
commit | bb4a7f0da75ce9f3e933880428d39b2aa1f16961 (patch) | |
tree | 9034e0db70f28c93317ad8794437523e3c3c9c52 /drivers/infiniband | |
parent | 51574e0398a2d93cbf7f26e36b673cd919062268 (diff) | |
download | op-kernel-dev-bb4a7f0da75ce9f3e933880428d39b2aa1f16961.zip op-kernel-dev-bb4a7f0da75ce9f3e933880428d39b2aa1f16961.tar.gz |
[PATCH] IB/mthca: assign ACK timeout field correctly
The hardware reads the ACK timeout field from the most significant 5
bits of struct mthca_qp_path's ackto field, not the least significant
bits. This fix has the driver put the timeout in the right place.
Without this, we get a timeout that is 2^8 times too small.
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r-- | drivers/infiniband/hw/mthca/mthca_qp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index bcef06b..2c883c1 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -687,7 +687,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) } if (attr_mask & IB_QP_TIMEOUT) { - qp_context->pri_path.ackto = attr->timeout; + qp_context->pri_path.ackto = attr->timeout << 3; qp_param->opt_param_mask |= cpu_to_be32(MTHCA_QP_OPTPAR_ACK_TIMEOUT); } |