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IB/mlx5: Disable self loopback check when in switchdev mode 

When in switchdev mode, there is no need to do self loopback checks
as we can't receive those packets, we insert steering rules to the
eswitch that make sure packets can't be looped back.

Signed-off-by: Mark Bloch <markb@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Mark Bloch 2018-01-15 13:11:37 +00:00 committed by Saeed Mahameed
parent c5447c7059
commit ec9c2fb8ce
1 changed files with 8 additions and 0 deletions
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8
drivers/infiniband/hw/mlx5/qp.c
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@ -1279,6 +1279,10 @@ static int create_raw_packet_qp_tir(struct mlx5_ib_dev *dev,
if (tunnel_offload_en)
MLX5_SET(tirc, tirc, tunneled_offload_en, 1);
if (dev->rep)
MLX5_SET(tirc, tirc, self_lb_block,
MLX5_TIRC_SELF_LB_BLOCK_BLOCK_UNICAST_);
err = mlx5_core_create_tir(dev->mdev, in, inlen, &rq->tirn);
kvfree(in);
@ -1570,6 +1574,10 @@ static int create_rss_raw_qp_tir(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
MLX5_SET(rx_hash_field_select, hfso, selected_fields, selected_fields);
create_tir:
if (dev->rep)
MLX5_SET(tirc, tirc, self_lb_block,
MLX5_TIRC_SELF_LB_BLOCK_BLOCK_UNICAST_);
err = mlx5_core_create_tir(dev->mdev, in, inlen, &qp->rss_qp.tirn);
if (err)