xref: /dpdk/drivers/net/ntnic/include/create_elements.h (revision effa04693274e59d82b24907c5ee4d1f8eef3cd7)

/*
 * SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2023 Napatech A/S
 */

#ifndef __CREATE_ELEMENTS_H__
#define __CREATE_ELEMENTS_H__

#include "stdint.h"

#include "stream_binary_flow_api.h"
#include <rte_flow.h>

#define MAX_ELEMENTS 64
#define MAX_ACTIONS 32

struct cnv_match_s {
	struct rte_flow_item rte_flow_item[MAX_ELEMENTS];
};

struct cnv_attr_s {
	struct cnv_match_s match;
	struct rte_flow_attr attr;
	uint16_t forced_vlan_vid;
	uint16_t caller_id;
};

struct cnv_action_s {
	struct rte_flow_action flow_actions[MAX_ACTIONS];
	struct rte_flow_action_rss flow_rss;
	struct flow_action_raw_encap encap;
	struct flow_action_raw_decap decap;
	struct rte_flow_action_queue queue;
};

/*
 * Only needed because it eases the use of statistics through NTAPI
 * for faster integration into NTAPI version of driver
 * Therefore, this is only a good idea when running on a temporary NTAPI
 * The query() functionality must go to flow engine, when moved to Open Source driver
 */

struct rte_flow {
	void *flw_hdl;
	int used;

	uint32_t flow_stat_id;

	uint64_t stat_pkts;
	uint64_t stat_bytes;
	uint8_t stat_tcp_flags;

	uint16_t caller_id;
};

enum nt_rte_flow_item_type {
	NT_RTE_FLOW_ITEM_TYPE_END = INT_MIN,
	NT_RTE_FLOW_ITEM_TYPE_TUNNEL,
};

extern rte_spinlock_t flow_lock;

int interpret_raw_data(uint8_t *data, uint8_t *preserve, int size, struct rte_flow_item *out);
int convert_error(struct rte_flow_error *error, struct rte_flow_error *rte_flow_error);
int create_attr(struct cnv_attr_s *attribute, const struct rte_flow_attr *attr);
int create_match_elements(struct cnv_match_s *match, const struct rte_flow_item items[],
	int max_elem);
int create_action_elements_inline(struct cnv_action_s *action,
	const struct rte_flow_action actions[],
	int max_elem,
	uint32_t queue_offset);

#endif	/* __CREATE_ELEMENTS_H__ */