rte_event_eth_tx_adapter.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2018 Intel Corporation.
 */

#ifndef _RTE_EVENT_ETH_TX_ADAPTER_
#define _RTE_EVENT_ETH_TX_ADAPTER_

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>

#include <rte_mbuf.h>

#include "rte_eventdev.h"

struct rte_event_eth_tx_adapter_conf {
    uint8_t event_port_id;
    uint32_t max_nb_tx;
};

typedef int (*rte_event_eth_tx_adapter_conf_cb) (uint8_t id, uint8_t dev_id,
                struct rte_event_eth_tx_adapter_conf *conf,
                void *arg);

struct rte_event_eth_tx_adapter_stats {
    uint64_t tx_retry;
    uint64_t tx_packets;
    uint64_t tx_dropped;
};

int
rte_event_eth_tx_adapter_create(uint8_t id, uint8_t dev_id,
                struct rte_event_port_conf *port_config);

int
rte_event_eth_tx_adapter_create_ext(uint8_t id, uint8_t dev_id,
                rte_event_eth_tx_adapter_conf_cb conf_cb,
                void *conf_arg);

int
rte_event_eth_tx_adapter_free(uint8_t id);

int
rte_event_eth_tx_adapter_start(uint8_t id);

int
rte_event_eth_tx_adapter_stop(uint8_t id);

int
rte_event_eth_tx_adapter_queue_add(uint8_t id,
                uint16_t eth_dev_id,
                int32_t queue);

int
rte_event_eth_tx_adapter_queue_del(uint8_t id,
                uint16_t eth_dev_id,
                int32_t queue);

static __rte_always_inline void
rte_event_eth_tx_adapter_txq_set(struct rte_mbuf *pkt, uint16_t queue)
{
    pkt->hash.txadapter.txq = queue;
}

static __rte_always_inline uint16_t
rte_event_eth_tx_adapter_txq_get(struct rte_mbuf *pkt)
{
    return pkt->hash.txadapter.txq;
}

int
rte_event_eth_tx_adapter_event_port_get(uint8_t id, uint8_t *event_port_id);

#define RTE_EVENT_ETH_TX_ADAPTER_ENQUEUE_SAME_DEST  0x1

static inline uint16_t
rte_event_eth_tx_adapter_enqueue(uint8_t dev_id,
                uint8_t port_id,
                struct rte_event ev[],
                uint16_t nb_events,
                const uint8_t flags)
{
    const struct rte_eventdev *dev = &rte_eventdevs[dev_id];

#ifdef RTE_LIBRTE_EVENTDEV_DEBUG
    if (dev_id >= RTE_EVENT_MAX_DEVS ||
        !rte_eventdevs[dev_id].attached) {
        rte_errno = EINVAL;
        return 0;
    }

    if (port_id >= dev->data->nb_ports) {
        rte_errno = EINVAL;
        return 0;
    }
#endif
    if (flags)
        return dev->txa_enqueue_same_dest(dev->data->ports[port_id],
                          ev, nb_events);
    else
        return dev->txa_enqueue(dev->data->ports[port_id], ev,
                    nb_events);
}

int
rte_event_eth_tx_adapter_stats_get(uint8_t id,
                struct rte_event_eth_tx_adapter_stats *stats);

int
rte_event_eth_tx_adapter_stats_reset(uint8_t id);

int
rte_event_eth_tx_adapter_service_id_get(uint8_t id, uint32_t *service_id);

#ifdef __cplusplus
}
#endif
#endif  /* _RTE_EVENT_ETH_TX_ADAPTER_ */