LXR dpdk/lib/cryptodev/rte_cryptodev

   1/* SPDX-License-Identifier: BSD-3-Clause
   2 * Copyright(C) 2021 Marvell.
   3 */
   4
   5#ifndef _RTE_CRYPTODEV_CORE_H_
   6#define _RTE_CRYPTODEV_CORE_H_
   7
   8/**
   9 * @file
  10 *
  11 * RTE Crypto Device internal header.
  12 *
  13 * This header contains internal data types. But they are still part of the
  14 * public API because they are used by inline functions in the published API.
  15 *
  16 * Applications should not use these directly.
  17 *
  18 */
  19
  20typedef uint16_t (*dequeue_pkt_burst_t)(void *qp,
  21                struct rte_crypto_op **ops,     uint16_t nb_ops);
  22/**< Dequeue processed packets from queue pair of a device. */
  23
  24typedef uint16_t (*enqueue_pkt_burst_t)(void *qp,
  25                struct rte_crypto_op **ops,     uint16_t nb_ops);
  26/**< Enqueue packets for processing on queue pair of a device. */
  27
  28/**
  29 * @internal
  30 * Structure used to hold opaque pointers to internal ethdev Rx/Tx
  31 * queues data.
  32 * The main purpose to expose these pointers at all - allow compiler
  33 * to fetch this data for fast-path cryptodev inline functions in advance.
  34 */
  35struct rte_cryptodev_qpdata {
  36        /** points to array of internal queue pair data pointers. */
  37        void **data;
  38        /** points to array of enqueue callback data pointers */
  39        struct rte_cryptodev_cb_rcu *enq_cb;
  40        /** points to array of dequeue callback data pointers */
  41        struct rte_cryptodev_cb_rcu *deq_cb;
  42};
  43
  44struct rte_crypto_fp_ops {
  45        /** PMD enqueue burst function. */
  46        enqueue_pkt_burst_t enqueue_burst;
  47        /** PMD dequeue burst function. */
  48        dequeue_pkt_burst_t dequeue_burst;
  49        /** Internal queue pair data pointers. */
  50        struct rte_cryptodev_qpdata qp;
  51        /** Reserved for future ops. */
  52        uintptr_t reserved[3];
  53} __rte_cache_aligned;
  54
  55extern struct rte_crypto_fp_ops rte_crypto_fp_ops[RTE_CRYPTO_MAX_DEVS];
  56
  57/**
  58 * The pool of rte_cryptodev structures.
  59 */
  60extern struct rte_cryptodev *rte_cryptodevs;
  61
  62#endif /* _RTE_CRYPTODEV_CORE_H_ */
  63