diff options
author | Roi Dayan <roid@nvidia.com> | 2021-10-27 09:52:36 +0300 |
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committer | Saeed Mahameed <saeedm@nvidia.com> | 2021-12-15 08:29:44 +0300 |
commit | 3929ff583d8ebd9450c7f94fa5f81b9a1f102506 (patch) | |
tree | 3af5c989585e172613abcd3aa497f01e40807d33 /drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/sample.c | |
parent | 758bc13422774c4abad60cf28012d53af5dd932c (diff) | |
download | linux-3929ff583d8ebd9450c7f94fa5f81b9a1f102506.tar.xz |
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 <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/tc/act/sample.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/sample.c | 46 |
1 files changed, 46 insertions, 0 deletions
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 <net/psample.h> +#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, +}; |