rte_flow_driver.h

Go to the documentation of this file.

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright 2016 6WIND S.A.
 * Copyright 2016 Mellanox Technologies, Ltd
 */

#ifndef RTE_FLOW_DRIVER_H_
#define RTE_FLOW_DRIVER_H_

#include <stdint.h>

#include "rte_ethdev.h"
#include "rte_flow.h"

#ifdef __cplusplus
extern "C" {
#endif

struct rte_flow_ops {
        int (*validate)
                (struct rte_eth_dev *,
                 const struct rte_flow_attr *,
                 const struct rte_flow_item [],
                 const struct rte_flow_action [],
                 struct rte_flow_error *);
        struct rte_flow *(*create)
                (struct rte_eth_dev *,
                 const struct rte_flow_attr *,
                 const struct rte_flow_item [],
                 const struct rte_flow_action [],
                 struct rte_flow_error *);
        int (*destroy)
                (struct rte_eth_dev *,
                 struct rte_flow *,
                 struct rte_flow_error *);
        int (*flush)
                (struct rte_eth_dev *,
                 struct rte_flow_error *);
        int (*query)
                (struct rte_eth_dev *,
                 struct rte_flow *,
                 const struct rte_flow_action *,
                 void *,
                 struct rte_flow_error *);
        int (*isolate)
                (struct rte_eth_dev *,
                 int,
                 struct rte_flow_error *);
};

const struct rte_flow_ops *
rte_flow_ops_get(uint16_t port_id, struct rte_flow_error *error);

#define RTE_FLOW_EXPAND_RSS_NEXT(...) \
        (const int []){ \
                __VA_ARGS__, 0, \
        }

struct rte_flow_expand_node {
        const int *const next;
        const enum rte_flow_item_type type;
        uint64_t rss_types;
};

struct rte_flow_expand_rss {
        uint32_t entries;
        struct {
                struct rte_flow_item *pattern; 
                uint32_t priority; 
        } entry[];
};

int __rte_experimental
rte_flow_expand_rss(struct rte_flow_expand_rss *buf, size_t size,
                    const struct rte_flow_item *pattern, uint64_t types,
                    const struct rte_flow_expand_node graph[],
                    int graph_root_index);

#ifdef __cplusplus
}
#endif

#endif /* RTE_FLOW_DRIVER_H_ */