09fd42275b
Fix it everywhere in ethdev including log messages. Signed-off-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru> Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
119 lines
3.2 KiB
C
119 lines
3.2 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2017 Intel Corporation
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*/
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#ifndef _RTE_ETHDEV_CORE_H_
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#define _RTE_ETHDEV_CORE_H_
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#include <pthread.h>
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/**
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* @file
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*
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* RTE Ethernet Device internal header.
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*
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* This header contains internal data types. But they are still part of the
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* public API because they are used by inline functions in the published API.
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*
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* Applications should not use these directly.
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*
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*/
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struct rte_eth_dev_callback;
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/** @internal Structure to keep track of registered callbacks */
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RTE_TAILQ_HEAD(rte_eth_dev_cb_list, rte_eth_dev_callback);
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struct rte_eth_dev;
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/**
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* @internal Retrieve input packets from a receive queue of an Ethernet device.
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*/
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typedef uint16_t (*eth_rx_burst_t)(void *rxq,
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struct rte_mbuf **rx_pkts,
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uint16_t nb_pkts);
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/**
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* @internal Send output packets on a transmit queue of an Ethernet device.
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*/
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typedef uint16_t (*eth_tx_burst_t)(void *txq,
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struct rte_mbuf **tx_pkts,
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uint16_t nb_pkts);
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/**
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* @internal Prepare output packets on a transmit queue of an Ethernet device.
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*/
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typedef uint16_t (*eth_tx_prep_t)(void *txq,
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struct rte_mbuf **tx_pkts,
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uint16_t nb_pkts);
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/** @internal Get number of used descriptors on a receive queue. */
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typedef uint32_t (*eth_rx_queue_count_t)(void *rxq);
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/** @internal Check the status of a Rx descriptor */
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typedef int (*eth_rx_descriptor_status_t)(void *rxq, uint16_t offset);
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/** @internal Check the status of a Tx descriptor */
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typedef int (*eth_tx_descriptor_status_t)(void *txq, uint16_t offset);
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/**
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* @internal
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* Structure used to hold opaque pointers to internal ethdev Rx/Tx
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* queues data.
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* The main purpose to expose these pointers at all - allow compiler
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* to fetch this data for fast-path ethdev inline functions in advance.
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*/
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struct rte_ethdev_qdata {
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/** points to array of internal queue data pointers */
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void **data;
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/** points to array of queue callback data pointers */
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void **clbk;
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};
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/**
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* @internal
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* fast-path ethdev functions and related data are hold in a flat array.
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* One entry per ethdev.
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* On 64-bit systems contents of this structure occupy exactly two 64B lines.
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* On 32-bit systems contents of this structure fits into one 64B line.
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*/
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struct rte_eth_fp_ops {
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/**@{*/
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/**
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* Rx fast-path functions and related data.
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* 64-bit systems: occupies first 64B line
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*/
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/** PMD receive function. */
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eth_rx_burst_t rx_pkt_burst;
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/** Get the number of used Rx descriptors. */
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eth_rx_queue_count_t rx_queue_count;
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/** Check the status of a Rx descriptor. */
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eth_rx_descriptor_status_t rx_descriptor_status;
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/** Rx queues data. */
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struct rte_ethdev_qdata rxq;
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uintptr_t reserved1[3];
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/**@}*/
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/**@{*/
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/**
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* Tx fast-path functions and related data.
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* 64-bit systems: occupies second 64B line
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*/
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/** PMD transmit function. */
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eth_tx_burst_t tx_pkt_burst;
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/** PMD transmit prepare function. */
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eth_tx_prep_t tx_pkt_prepare;
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/** Check the status of a Tx descriptor. */
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eth_tx_descriptor_status_t tx_descriptor_status;
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/** Tx queues data. */
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struct rte_ethdev_qdata txq;
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uintptr_t reserved2[3];
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/**@}*/
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} __rte_cache_aligned;
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extern struct rte_eth_fp_ops rte_eth_fp_ops[RTE_MAX_ETHPORTS];
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#endif /* _RTE_ETHDEV_CORE_H_ */
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