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authorMajd Dibbiny <majd@mellanox.com>2017-10-30 14:23:14 +0200
committerDoug Ledford <dledford@redhat.com>2017-11-13 13:53:22 -0500
commit2b621851acb34762ca893b2528823215e0d4b98c (patch)
treed5f815f3b68c73fa2baea4f4678602bc593e4867 /drivers/infiniband
parent31fde034a8bd964a5c7c1a5663fc87a913158db2 (diff)
downloadlinux-rt-2b621851acb34762ca893b2528823215e0d4b98c.tar.gz
IB/mlx5: Fix RoCE Address Path fields
When working over a RoCE network, the UDP source port should be set only for statically connected QPs (RC, UC and XRC). Fixes: 2811ba51b049 ("IB/mlx5: Add RoCE fields to Address Vector") Signed-off-by: Majd Dibbiny <majd@mellanox.com> Reviewed-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/mlx5/qp.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 74799c7bd256..31ad28853efa 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -2339,8 +2339,12 @@ static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
if (err)
return err;
memcpy(path->rmac, ah->roce.dmac, sizeof(ah->roce.dmac));
- path->udp_sport = mlx5_get_roce_udp_sport(dev, port,
- grh->sgid_index);
+ if (qp->ibqp.qp_type == IB_QPT_RC ||
+ qp->ibqp.qp_type == IB_QPT_UC ||
+ qp->ibqp.qp_type == IB_QPT_XRC_INI ||
+ qp->ibqp.qp_type == IB_QPT_XRC_TGT)
+ path->udp_sport = mlx5_get_roce_udp_sport(dev, port,
+ grh->sgid_index);
path->dci_cfi_prio_sl = (sl & 0x7) << 4;
if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP)
path->ecn_dscp = (grh->traffic_class >> 2) & 0x3f;