IB/mlx4: Set traffic class in AH
Set traffic class within sl_tclass_flowlabel when create iboe AH.
Without this the TOS value will be empty when running VLAN tagged
traffic, because the TOS value is taken from the traffic class in the
address handle attributes.
Fixes: 9106c41069
('IB/mlx4: Fix SL to 802.1Q priority-bits mapping for IBoE')
Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Daniel Jurgens <danielj@mellanox.com>
Reviewed-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
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@ -111,7 +111,9 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr
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!(1 << ah->av.eth.stat_rate & dev->caps.stat_rate_support))
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--ah->av.eth.stat_rate;
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}
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ah->av.eth.sl_tclass_flowlabel |=
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cpu_to_be32((ah_attr->grh.traffic_class << 20) |
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ah_attr->grh.flow_label);
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/*
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* HW requires multicast LID so we just choose one.
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*/
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@ -119,7 +121,7 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr
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ah->av.ib.dlid = cpu_to_be16(0xc000);
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memcpy(ah->av.eth.dgid, ah_attr->grh.dgid.raw, 16);
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ah->av.eth.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 29);
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ah->av.eth.sl_tclass_flowlabel |= cpu_to_be32(ah_attr->sl << 29);
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return &ah->ibah;
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}
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