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net/mlx5e: TC, set control params for branching actions

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Extend the act tc api to set the branch control params aligning with
the police conform/exceed use case.

Signed-off-by: Oz Shlomo <ozsh@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Link: https://lore.kernel.org/r/20221203221337.29267-7-saeed@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Oz Shlomo 2022-12-03 14:13:28 -08:00 committed by Jakub Kicinski
parent 6442638251
commit ec5878552b
2 changed files with 23 additions and 0 deletions
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9
drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h
View file

@ -32,6 +32,11 @@ struct mlx5e_tc_act_parse_state {
struct mlx5_tc_ct_priv *ct_priv;
};
struct mlx5e_tc_act_branch_ctrl {
enum flow_action_id act_id;
u32 extval;
};
struct mlx5e_tc_act {
bool (*can_offload)(struct mlx5e_tc_act_parse_state *parse_state,
const struct flow_action_entry *act,
@ -61,6 +66,10 @@ struct mlx5e_tc_act {
int (*stats_action)(struct mlx5e_priv *priv,
struct flow_offload_action *fl_act);
bool (*get_branch_ctrl)(const struct flow_action_entry *act,
struct mlx5e_tc_act_branch_ctrl *cond_true,
struct mlx5e_tc_act_branch_ctrl *cond_false);
bool is_terminating_action;
};

14
drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/police.c
View file

@ -147,6 +147,19 @@ tc_act_police_stats(struct mlx5e_priv *priv,
return 0;
}
static bool
tc_act_police_get_branch_ctrl(const struct flow_action_entry *act,
struct mlx5e_tc_act_branch_ctrl *cond_true,
struct mlx5e_tc_act_branch_ctrl *cond_false)
{
cond_true->act_id = act->police.notexceed.act_id;
cond_true->extval = act->police.notexceed.extval;
cond_false->act_id = act->police.exceed.act_id;
cond_false->extval = act->police.exceed.extval;
return true;
}
struct mlx5e_tc_act mlx5e_tc_act_police = {
.can_offload = tc_act_can_offload_police,
.parse_action = tc_act_parse_police,
@ -154,4 +167,5 @@ struct mlx5e_tc_act mlx5e_tc_act_police = {
.offload_action = tc_act_police_offload,
.destroy_action = tc_act_police_destroy,
.stats_action = tc_act_police_stats,
.get_branch_ctrl = tc_act_police_get_branch_ctrl,
};