diff options
author | Roi Dayan <roid@nvidia.com> | 2021-07-21 10:29:37 +0300 |
---|---|---|
committer | Saeed Mahameed <saeedm@nvidia.com> | 2021-12-15 08:29:42 +0300 |
commit | c65686d79c954d2a9f522a288c57d086e5406481 (patch) | |
tree | c4a376d1d091ea11a7551366c1820c0dab45946a /drivers/net/ethernet/mellanox/mlx5/core/en | |
parent | 67d62ee7f46bd5a4863e6adfd2b775fa6da02bf3 (diff) | |
download | linux-c65686d79c954d2a9f522a288c57d086e5406481.tar.xz |
net/mlx5e: Add tunnel encap/decap to tc action infra
Add parsing support by implementing struct mlx5e_tc_act
for this action.
Signed-off-by: Roi Dayan <roid@nvidia.com>
Reviewed-by: Oz Shlomo <ozsh@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en')
3 files changed, 75 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c index 6be1d1c7476c..4b406153db72 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c @@ -11,6 +11,15 @@ static struct mlx5e_tc_act *tc_acts_fdb[NUM_FLOW_ACTIONS] = { &mlx5e_tc_act_drop, &mlx5e_tc_act_trap, &mlx5e_tc_act_goto, + NULL, /* FLOW_ACTION_REDIRECT, */ + NULL, /* FLOW_ACTION_MIRRED, */ + NULL, /* FLOW_ACTION_REDIRECT_INGRESS, */ + NULL, /* FLOW_ACTION_MIRRED_INGRESS, */ + NULL, /* FLOW_ACTION_VLAN_PUSH, */ + NULL, /* FLOW_ACTION_VLAN_POP, */ + NULL, /* FLOW_ACTION_VLAN_MANGLE, */ + &mlx5e_tc_act_tun_encap, + &mlx5e_tc_act_tun_decap, }; /* Must be aligned with enum flow_action_id. */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h index b72fc0c89b6f..b0d6333b24a3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h @@ -14,6 +14,9 @@ struct mlx5e_tc_act_parse_state { unsigned int num_actions; struct mlx5e_tc_flow *flow; struct netlink_ext_ack *extack; + bool encap; + bool decap; + const struct ip_tunnel_info *tun_info; }; struct mlx5e_tc_act { @@ -32,6 +35,8 @@ extern struct mlx5e_tc_act mlx5e_tc_act_trap; extern struct mlx5e_tc_act mlx5e_tc_act_accept; extern struct mlx5e_tc_act mlx5e_tc_act_mark; extern struct mlx5e_tc_act mlx5e_tc_act_goto; +extern struct mlx5e_tc_act mlx5e_tc_act_tun_encap; +extern struct mlx5e_tc_act mlx5e_tc_act_tun_decap; struct mlx5e_tc_act * mlx5e_tc_act_get(enum flow_action_id act_id, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/tun.c new file mode 100644 index 000000000000..6f4a2cf46afd --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/tun.c @@ -0,0 +1,61 @@ +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB +// Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved. + +#include "act.h" +#include "en/tc_tun_encap.h" +#include "en/tc_priv.h" + +static bool +tc_act_can_offload_tun_encap(struct mlx5e_tc_act_parse_state *parse_state, + const struct flow_action_entry *act, + int act_index) +{ + if (!act->tunnel) { + NL_SET_ERR_MSG_MOD(parse_state->extack, + "Zero tunnel attributes is not supported"); + return false; + } + + return true; +} + +static int +tc_act_parse_tun_encap(struct mlx5e_tc_act_parse_state *parse_state, + const struct flow_action_entry *act, + struct mlx5e_priv *priv, + struct mlx5_flow_attr *attr) +{ + parse_state->tun_info = act->tunnel; + parse_state->encap = true; + + return 0; +} + +static bool +tc_act_can_offload_tun_decap(struct mlx5e_tc_act_parse_state *parse_state, + const struct flow_action_entry *act, + int act_index) +{ + return true; +} + +static int +tc_act_parse_tun_decap(struct mlx5e_tc_act_parse_state *parse_state, + const struct flow_action_entry *act, + struct mlx5e_priv *priv, + struct mlx5_flow_attr *attr) +{ + parse_state->decap = true; + + return 0; +} + +struct mlx5e_tc_act mlx5e_tc_act_tun_encap = { + .can_offload = tc_act_can_offload_tun_encap, + .parse_action = tc_act_parse_tun_encap, +}; + +struct mlx5e_tc_act mlx5e_tc_act_tun_decap = { + .can_offload = tc_act_can_offload_tun_decap, + .parse_action = tc_act_parse_tun_decap, +}; |