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// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
// Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
#include "act.h"
#include "en/tc_priv.h"
#include "mlx5_core.h"
/* Must be aligned with enum flow_action_id. */
static struct mlx5e_tc_act *tc_acts_fdb[NUM_FLOW_ACTIONS] = {
&mlx5e_tc_act_accept,
&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, */
&mlx5e_tc_act_vlan,
&mlx5e_tc_act_vlan,
&mlx5e_tc_act_vlan_mangle,
&mlx5e_tc_act_tun_encap,
&mlx5e_tc_act_tun_decap,
&mlx5e_tc_act_pedit,
&mlx5e_tc_act_pedit,
&mlx5e_tc_act_csum,
};
/* Must be aligned with enum flow_action_id. */
static struct mlx5e_tc_act *tc_acts_nic[NUM_FLOW_ACTIONS] = {
&mlx5e_tc_act_accept,
&mlx5e_tc_act_drop,
NULL, /* FLOW_ACTION_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, */
NULL, /* FLOW_ACTION_TUNNEL_ENCAP, */
NULL, /* FLOW_ACTION_TUNNEL_DECAP, */
&mlx5e_tc_act_pedit,
&mlx5e_tc_act_pedit,
&mlx5e_tc_act_csum,
&mlx5e_tc_act_mark,
};
/**
* mlx5e_tc_act_get() - Get an action parser for an action id.
* @act_id: Flow action id.
* @ns_type: flow namespace type.
*/
struct mlx5e_tc_act *
mlx5e_tc_act_get(enum flow_action_id act_id,
enum mlx5_flow_namespace_type ns_type)
{
struct mlx5e_tc_act **tc_acts;
tc_acts = ns_type == MLX5_FLOW_NAMESPACE_FDB ? tc_acts_fdb : tc_acts_nic;
return tc_acts[act_id];
}
/**
* mlx5e_tc_act_init_parse_state() - Init a new parse_state.
* @parse_state: Parsing state.
* @flow: mlx5e tc flow being handled.
* @flow_action: flow action to parse.
* @extack: to set an error msg.
*
* The same parse_state should be passed to action parsers
* for tracking the current parsing state.
*/
void
mlx5e_tc_act_init_parse_state(struct mlx5e_tc_act_parse_state *parse_state,
struct mlx5e_tc_flow *flow,
struct flow_action *flow_action,
struct netlink_ext_ack *extack)
{
memset(parse_state, 0, sizeof(*parse_state));
parse_state->flow = flow;
parse_state->num_actions = flow_action->num_entries;
parse_state->extack = extack;
}
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