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authorDotan Barak <dotanb@dev.mellanox.co.il>2013-04-21 15:10:00 +0000
committerRoland Dreier <roland@purestorage.com>2013-04-24 17:51:28 -0700
commit02d7ef6f9dfdd0756441913e34008e8883195deb (patch)
treec5eb3f64343bd12e05dd7e1beae3f481f3d2c5d8 /drivers/infiniband/hw
parente0debf9cb50d5e99bb21564627061076869b79ee (diff)
downloadop-kernel-dev-02d7ef6f9dfdd0756441913e34008e8883195deb.zip
op-kernel-dev-02d7ef6f9dfdd0756441913e34008e8883195deb.tar.gz
IB/mlx4: Disable VLAN stripping for RAW PACKET QPs
Fix the asymmetric behavior w.r.t VLAN insertion/stripping for RAW PACKET QPs -- we don't insert on send and need not strip on receive. Signed-off-by: Dotan Barak <dotanb@dev.mellanox.co.il> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw')
-rw-r--r--drivers/infiniband/hw/mlx4/qp.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 35cced2..d4e87c2 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1292,6 +1292,8 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
if (cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) {
context->sq_size_stride |= !!qp->sq_no_prefetch << 7;
context->xrcd = cpu_to_be32((u32) qp->xrcdn);
+ if (ibqp->qp_type == IB_QPT_RAW_PACKET)
+ context->param3 |= cpu_to_be32(1 << 30);
}
if (qp->ibqp.uobject)
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