From 3929ff583d8ebd9450c7f94fa5f81b9a1f102506 Mon Sep 17 00:00:00 2001 From: Roi Dayan Date: Wed, 27 Oct 2021 09:52:36 +0300 Subject: net/mlx5e: Add sample and ptype to tc_action infra Add parsing support by implementing struct mlx5e_tc_act for this action. Signed-off-by: Roi Dayan Reviewed-by: Oz Shlomo Signed-off-by: Saeed Mahameed --- .../ethernet/mellanox/mlx5/core/en/tc/act/sample.c | 46 ++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/sample.c (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/sample.c') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/sample.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/sample.c new file mode 100644 index 000000000000..0d37fb0cad7c --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/sample.c @@ -0,0 +1,46 @@ +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB +// Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved. + +#include +#include "act.h" +#include "en/tc_priv.h" + +static bool +tc_act_can_offload_sample(struct mlx5e_tc_act_parse_state *parse_state, + const struct flow_action_entry *act, + int act_index) +{ + struct netlink_ext_ack *extack = parse_state->extack; + + if (flow_flag_test(parse_state->flow, CT)) { + NL_SET_ERR_MSG_MOD(extack, + "Sample action with connection tracking is not supported"); + return false; + } + + return true; +} + +static int +tc_act_parse_sample(struct mlx5e_tc_act_parse_state *parse_state, + const struct flow_action_entry *act, + struct mlx5e_priv *priv, + struct mlx5_flow_attr *attr) +{ + struct mlx5e_sample_attr *sample_attr = &parse_state->sample_attr; + + sample_attr->rate = act->sample.rate; + sample_attr->group_num = act->sample.psample_group->group_num; + + if (act->sample.truncate) + sample_attr->trunc_size = act->sample.trunc_size; + + flow_flag_set(parse_state->flow, SAMPLE); + + return 0; +} + +struct mlx5e_tc_act mlx5e_tc_act_sample = { + .can_offload = tc_act_can_offload_sample, + .parse_action = tc_act_parse_sample, +}; -- cgit v1.2.3