netdev - [PATCH net-next ct-offload v2 07/13] net/mlx5: E-Switch, Add support for offloading rules with no in

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Date:   Sun,  8 Mar 2020 16:10:56 +0200
From:   Paul Blakey <paulb@...lanox.com>
To:     Paul Blakey <paulb@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>,
        Oz Shlomo <ozsh@...lanox.com>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        Vlad Buslov <vladbu@...lanox.com>,
        David Miller <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Jiri Pirko <jiri@...lanox.com>, Roi Dayan <roid@...lanox.com>
Subject: [PATCH net-next ct-offload v2 07/13] net/mlx5: E-Switch, Add support for offloading rules with no in_port

FTEs in global tables may match on packets from multiple in_ports.
Provide the capability to omit the in_port match condition.

Signed-off-by: Paul Blakey <paulb@...lanox.com>
Reviewed-by: Oz Shlomo <ozsh@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/eswitch.h          | 1 +
 drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
index 3f644c2..c7a09d7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
@@ -379,6 +379,7 @@ enum {
 enum {
 	MLX5_ESW_ATTR_FLAG_VLAN_HANDLED  = BIT(0),
 	MLX5_ESW_ATTR_FLAG_SLOW_PATH     = BIT(1),
+	MLX5_ESW_ATTR_FLAG_NO_IN_PORT    = BIT(2),
 };
 
 struct mlx5_esw_flow_attr {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index a867d7f..87aab7e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -197,7 +197,8 @@ struct mlx5_flow_handle *
 		i++;
 	}
 
-	mlx5_eswitch_set_rule_source_port(esw, spec, attr);
+	if (!(attr->flags & MLX5_ESW_ATTR_FLAG_NO_IN_PORT))
+		mlx5_eswitch_set_rule_source_port(esw, spec, attr);
 
 	if (attr->outer_match_level != MLX5_MATCH_NONE)
 		spec->match_criteria_enable |= MLX5_MATCH_OUTER_HEADERS;
-- 
1.8.3.1