rte_ethdev_core.h

Go to the documentation of this file.

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2017 Intel Corporation
 */

#ifndef _RTE_ETHDEV_CORE_H_
#define _RTE_ETHDEV_CORE_H_

#include <pthread.h>

struct rte_eth_dev_callback;
RTE_TAILQ_HEAD(rte_eth_dev_cb_list, rte_eth_dev_callback);

struct rte_eth_dev;

typedef uint16_t (*eth_rx_burst_t)(void *rxq,
                   struct rte_mbuf **rx_pkts,
                   uint16_t nb_pkts);

typedef uint16_t (*eth_tx_burst_t)(void *txq,
                   struct rte_mbuf **tx_pkts,
                   uint16_t nb_pkts);

typedef uint16_t (*eth_tx_prep_t)(void *txq,
                   struct rte_mbuf **tx_pkts,
                   uint16_t nb_pkts);


typedef uint32_t (*eth_rx_queue_count_t)(void *rxq);

typedef int (*eth_rx_descriptor_status_t)(void *rxq, uint16_t offset);

typedef int (*eth_tx_descriptor_status_t)(void *txq, uint16_t offset);

struct rte_ethdev_qdata {
    void **data;
    void **clbk;
};

struct rte_eth_fp_ops {

    eth_rx_burst_t rx_pkt_burst;
    eth_rx_queue_count_t rx_queue_count;
    eth_rx_descriptor_status_t rx_descriptor_status;
    struct rte_ethdev_qdata rxq;
    uintptr_t reserved1[3];
    eth_tx_burst_t tx_pkt_burst;
    eth_tx_prep_t tx_pkt_prepare;
    eth_tx_descriptor_status_t tx_descriptor_status;
    struct rte_ethdev_qdata txq;
    uintptr_t reserved2[3];
} __rte_cache_aligned;

extern struct rte_eth_fp_ops rte_eth_fp_ops[RTE_MAX_ETHPORTS];

#endif /* _RTE_ETHDEV_CORE_H_ */