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| author |   Jianbo Liu <jianbol@mellanox.com> | 2019-06-25 17:48:12 +0000 |
|---|---|---|
| committer |   Saeed Mahameed <saeedm@mellanox.com> | 2019-06-26 12:01:29 -0700 |
| commit | 669ff1e32f334e6a09e523db94989b96da4a4710 (patch) | |
| tree | da387340cc82c2b18e72b3ea36e6795dd93fe3fd /drivers | |
| parent | net/mlx5: E-Switch, Add match on vport metadata for rule in slow path (diff) | |
| download | linux-dev-669ff1e32f334e6a09e523db94989b96da4a4710.tar.xz linux-dev-669ff1e32f334e6a09e523db94989b96da4a4710.zip | |
RDMA/mlx5: Add vport metadata matching for IB representors
If vport metadata matching is enabled in eswitch, the rule created
must be changed to match on the metadata, instead of source port.
Signed-off-by: Jianbo Liu <jianbol@mellanox.com>
Reviewed-by: Roi Dayan <roid@mellanox.com>
Reviewed-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 45 |
1 files changed, 36 insertions, 9 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index be4c9a687df7..602ac3feea5d 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -3469,6 +3469,37 @@ free: return ret; } +static void mlx5_ib_set_rule_source_port(struct mlx5_ib_dev *dev, + struct mlx5_flow_spec *spec, + struct mlx5_eswitch_rep *rep) +{ + struct mlx5_eswitch *esw = dev->mdev->priv.eswitch; + void *misc; + + if (mlx5_eswitch_vport_match_metadata_enabled(esw)) { + misc = MLX5_ADDR_OF(fte_match_param, spec->match_value, + misc_parameters_2); + + MLX5_SET(fte_match_set_misc2, misc, metadata_reg_c_0, + mlx5_eswitch_get_vport_metadata_for_match(esw, + rep->vport)); + misc = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, + misc_parameters_2); + + MLX5_SET_TO_ONES(fte_match_set_misc2, misc, metadata_reg_c_0); + } else { + misc = MLX5_ADDR_OF(fte_match_param, spec->match_value, + misc_parameters); + + MLX5_SET(fte_match_set_misc, misc, source_port, rep->vport); + + misc = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, + misc_parameters); + + MLX5_SET_TO_ONES(fte_match_set_misc, misc, source_port); + } +} + static struct mlx5_ib_flow_handler *_create_flow_rule(struct mlx5_ib_dev *dev, struct mlx5_ib_flow_prio *ft_prio, const struct ib_flow_attr *flow_attr, @@ -3523,19 +3554,15 @@ static struct mlx5_ib_flow_handler *_create_flow_rule(struct mlx5_ib_dev *dev, set_underlay_qp(dev, spec, underlay_qpn); if (dev->is_rep) { - void *misc; + struct mlx5_eswitch_rep *rep; - if (!dev->port[flow_attr->port - 1].rep) { + rep = dev->port[flow_attr->port - 1].rep; + if (!rep) { err = -EINVAL; goto free; } - misc = MLX5_ADDR_OF(fte_match_param, spec->match_value, - misc_parameters); - MLX5_SET(fte_match_set_misc, misc, source_port, - dev->port[flow_attr->port - 1].rep->vport); - misc = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, - misc_parameters); - MLX5_SET_TO_ONES(fte_match_set_misc, misc, source_port); + + mlx5_ib_set_rule_source_port(dev, spec, rep); } spec->match_criteria_enable = get_match_criteria_enable(spec->match_criteria); |