[net 3/4] net/mlx5e: E-Switch, Specify flow_source for rule with no in_port
From: Saeed Mahameed <hidden>
Date: 2020-07-31 01:58:33
Subsystem:
mellanox mlx5 core vpi driver, networking drivers, the rest · Maintainers:
Saeed Mahameed, Leon Romanovsky, Tariq Toukan, Mark Bloch, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Jianbo Liu <redacted>
The flow_source must be specified, even for rule without matching
source vport, because some actions are only allowed in uplink.
Otherwise, rule can't be offloaded and firmware syndrome happens.
Fixes: 6fb0701a9cfa ("net/mlx5: E-Switch, Add support for offloading rules with no in_port")
Signed-off-by: Jianbo Liu <redacted>
Reviewed-by: Chris Mi <redacted>
Reviewed-by: Roi Dayan <redacted>
Signed-off-by: Saeed Mahameed <redacted>
---
.../mellanox/mlx5/core/eswitch_offloads.c | 19 ++++++++++++-------
1 file changed, 12 insertions(+), 7 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index d70d6c099582c..ed75353c56b85 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c@@ -236,6 +236,15 @@ static struct mlx5_eswitch_rep *mlx5_eswitch_get_rep(struct mlx5_eswitch *esw, return &esw->offloads.vport_reps[idx]; } +static void +mlx5_eswitch_set_rule_flow_source(struct mlx5_eswitch *esw, + struct mlx5_flow_spec *spec, + struct mlx5_esw_flow_attr *attr) +{ + if (MLX5_CAP_ESW_FLOWTABLE(esw->dev, flow_source) && + attr && attr->in_rep && attr->in_rep->vport == MLX5_VPORT_UPLINK) + spec->flow_context.flow_source = MLX5_FLOW_CONTEXT_FLOW_SOURCE_UPLINK; +} static void mlx5_eswitch_set_rule_source_port(struct mlx5_eswitch *esw,
@@ -276,10 +285,6 @@ mlx5_eswitch_set_rule_source_port(struct mlx5_eswitch *esw, spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS; } - - if (MLX5_CAP_ESW_FLOWTABLE(esw->dev, flow_source) && - attr->in_rep->vport == MLX5_VPORT_UPLINK) - spec->flow_context.flow_source = MLX5_FLOW_CONTEXT_FLOW_SOURCE_UPLINK; } struct mlx5_flow_handle *
@@ -377,9 +382,6 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw, flow_act.modify_hdr = attr->modify_hdr; if (split) { - if (MLX5_CAP_ESW_FLOWTABLE(esw->dev, flow_source) && - attr->in_rep->vport == MLX5_VPORT_UPLINK) - spec->flow_context.flow_source = MLX5_FLOW_CONTEXT_FLOW_SOURCE_UPLINK; fdb = esw_vport_tbl_get(esw, attr); } else { if (attr->chain || attr->prio)
@@ -396,6 +398,8 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw, goto err_esw_get; } + mlx5_eswitch_set_rule_flow_source(esw, spec, attr); + if (mlx5_eswitch_termtbl_required(esw, attr, &flow_act, spec)) rule = mlx5_eswitch_add_termtbl_rule(esw, fdb, spec, attr, &flow_act, dest, i);
@@ -462,6 +466,7 @@ mlx5_eswitch_add_fwd_rule(struct mlx5_eswitch *esw, i++; mlx5_eswitch_set_rule_source_port(esw, spec, attr); + mlx5_eswitch_set_rule_flow_source(esw, spec, attr); if (attr->outer_match_level != MLX5_MATCH_NONE) spec->match_criteria_enable |= MLX5_MATCH_OUTER_HEADERS;
--
2.26.2