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/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/* Copyright (c) 2018 Mellanox Technologies. */
#ifndef __MLX5_EN_TC_CT_H__
#define __MLX5_EN_TC_CT_H__
#include <net/pkt_cls.h>
#include <linux/mlx5/fs.h>
#include <net/tc_act/tc_ct.h>
struct mlx5_esw_flow_attr;
struct mlx5_rep_uplink_priv;
struct mlx5e_tc_flow;
struct mlx5e_priv;
struct mlx5_ct_flow;
struct mlx5_ct_attr {
u16 zone;
u16 ct_action;
struct mlx5_ct_flow *ct_flow;
};
#define zone_to_reg_ct {\
.mfield = MLX5_ACTION_IN_FIELD_METADATA_REG_C_2,\
.moffset = 0,\
.mlen = 2,\
.soffset = MLX5_BYTE_OFF(fte_match_param,\
misc_parameters_2.metadata_reg_c_2) + 2,\
}
#define ctstate_to_reg_ct {\
.mfield = MLX5_ACTION_IN_FIELD_METADATA_REG_C_2,\
.moffset = 2,\
.mlen = 2,\
.soffset = MLX5_BYTE_OFF(fte_match_param,\
misc_parameters_2.metadata_reg_c_2),\
}
#define mark_to_reg_ct {\
.mfield = MLX5_ACTION_IN_FIELD_METADATA_REG_C_3,\
.moffset = 0,\
.mlen = 4,\
.soffset = MLX5_BYTE_OFF(fte_match_param,\
misc_parameters_2.metadata_reg_c_3),\
}
#define labels_to_reg_ct {\
.mfield = MLX5_ACTION_IN_FIELD_METADATA_REG_C_4,\
.moffset = 0,\
.mlen = 4,\
.soffset = MLX5_BYTE_OFF(fte_match_param,\
misc_parameters_2.metadata_reg_c_4),\
}
#define fteid_to_reg_ct {\
.mfield = MLX5_ACTION_IN_FIELD_METADATA_REG_C_5,\
.moffset = 0,\
.mlen = 4,\
.soffset = MLX5_BYTE_OFF(fte_match_param,\
misc_parameters_2.metadata_reg_c_5),\
}
#if IS_ENABLED(CONFIG_MLX5_TC_CT)
int
mlx5_tc_ct_init(struct mlx5_rep_uplink_priv *uplink_priv);
void
mlx5_tc_ct_clean(struct mlx5_rep_uplink_priv *uplink_priv);
int
mlx5_tc_ct_parse_match(struct mlx5e_priv *priv,
struct mlx5_flow_spec *spec,
struct flow_cls_offload *f,
struct netlink_ext_ack *extack);
int
mlx5_tc_ct_parse_action(struct mlx5e_priv *priv,
struct mlx5_esw_flow_attr *attr,
const struct flow_action_entry *act,
struct netlink_ext_ack *extack);
struct mlx5_flow_handle *
mlx5_tc_ct_flow_offload(struct mlx5e_priv *priv,
struct mlx5e_tc_flow *flow,
struct mlx5_flow_spec *spec,
struct mlx5_esw_flow_attr *attr);
void
mlx5_tc_ct_delete_flow(struct mlx5e_priv *priv,
struct mlx5e_tc_flow *flow,
struct mlx5_esw_flow_attr *attr);
#else /* CONFIG_MLX5_TC_CT */
static inline int
mlx5_tc_ct_init(struct mlx5_rep_uplink_priv *uplink_priv)
{
return 0;
}
static inline void
mlx5_tc_ct_clean(struct mlx5_rep_uplink_priv *uplink_priv)
{
}
static inline int
mlx5_tc_ct_parse_match(struct mlx5e_priv *priv,
struct mlx5_flow_spec *spec,
struct flow_cls_offload *f,
struct netlink_ext_ack *extack)
{
return -EOPNOTSUPP;
}
static inline int
mlx5_tc_ct_parse_action(struct mlx5e_priv *priv,
struct mlx5_esw_flow_attr *attr,
const struct flow_action_entry *act,
struct netlink_ext_ack *extack)
{
return -EOPNOTSUPP;
}
static inline struct mlx5_flow_handle *
mlx5_tc_ct_flow_offload(struct mlx5e_priv *priv,
struct mlx5e_tc_flow *flow,
struct mlx5_flow_spec *spec,
struct mlx5_esw_flow_attr *attr)
{
return ERR_PTR(-EOPNOTSUPP);
}
static inline void
mlx5_tc_ct_delete_flow(struct mlx5e_priv *priv,
struct mlx5e_tc_flow *flow,
struct mlx5_esw_flow_attr *attr)
{
}
#endif /* !IS_ENABLED(CONFIG_MLX5_TC_CT) */
#endif /* __MLX5_EN_TC_CT_H__ */
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