ceph/src/spdk/dpdk/drivers/crypto/mvsam/rte_mrvl_pmd_private.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2017 Marvell International Ltd.
   3  * Copyright(c) 2017 Semihalf.
   4  * All rights reserved.
   5  */
   6
   7 #ifndef _RTE_MRVL_PMD_PRIVATE_H_
   8 #define _RTE_MRVL_PMD_PRIVATE_H_
   9
  10 #include "rte_mrvl_compat.h"
  11
  12 #define CRYPTODEV_NAME_MRVL_PMD crypto_mvsam
  13 /**< Marvell PMD device name */
  14
  15 /** MRVL PMD LOGTYPE DRIVER */
  16 int mrvl_logtype_driver;
  17
  18 #define MRVL_LOG(level, fmt, ...) \
  19         rte_log(RTE_LOG_ ## level, mrvl_logtype_driver, \
  20                         "%s() line %u: " fmt "\n", __func__, __LINE__, \
  21                                         ## __VA_ARGS__)
  22
  23 /**
  24  * Handy bits->bytes conversion macro.
  25  */
  26 #define BITS2BYTES(x) ((x) >> 3)
  27
  28 #define MRVL_MAX_SEGMENTS 16
  29
  30 /** The operation order mode enumerator. */
  31 enum mrvl_crypto_chain_order {
  32         MRVL_CRYPTO_CHAIN_CIPHER_ONLY,
  33         MRVL_CRYPTO_CHAIN_AUTH_ONLY,
  34         MRVL_CRYPTO_CHAIN_CIPHER_AUTH,
  35         MRVL_CRYPTO_CHAIN_AUTH_CIPHER,
  36         MRVL_CRYPTO_CHAIN_COMBINED,
  37         MRVL_CRYPTO_CHAIN_NOT_SUPPORTED,
  38 };
  39
  40 /** Private data structure for each crypto device. */
  41 struct mrvl_crypto_private {
  42         unsigned int max_nb_qpairs;     /**< Max number of queue pairs */
  43         unsigned int max_nb_sessions;   /**< Max number of sessions */
  44 };
  45
  46 /** MRVL crypto queue pair structure. */
  47 struct mrvl_crypto_qp {
  48         /** SAM CIO (MUSDK Queue Pair equivalent).*/
  49         struct sam_cio *cio;
  50
  51         /** Session Mempool. */
  52         struct rte_mempool *sess_mp;
  53
  54         /** Session Private Data Mempool. */
  55         struct rte_mempool *sess_mp_priv;
  56
  57         /** Queue pair statistics. */
  58         struct rte_cryptodev_stats stats;
  59
  60         /** CIO initialization parameters.*/
  61         struct sam_cio_params cio_params;
  62 } __rte_cache_aligned;
  63
  64 /** MRVL crypto private session structure. */
  65 struct mrvl_crypto_session {
  66         /** Crypto operations chain order. */
  67         enum mrvl_crypto_chain_order chain_order;
  68
  69         /** Session initialization parameters. */
  70         struct sam_session_params sam_sess_params;
  71
  72         /** SAM session pointer. */
  73         struct sam_sa *sam_sess;
  74
  75         /** Cipher IV offset. */
  76         uint16_t cipher_iv_offset;
  77 } __rte_cache_aligned;
  78
  79 struct mrvl_crypto_src_table {
  80         uint16_t iter_ops;
  81         struct sam_buf_info src_bd[MRVL_MAX_SEGMENTS];
  82 } __rte_cache_aligned;
  83
  84 /** Set and validate MRVL crypto session parameters */
  85 extern int
  86 mrvl_crypto_set_session_parameters(struct mrvl_crypto_session *sess,
  87                 const struct rte_crypto_sym_xform *xform);
  88
  89 /** device specific operations function pointer structure */
  90 extern struct rte_cryptodev_ops *rte_mrvl_crypto_pmd_ops;
  91
  92 #endif /* _RTE_MRVL_PMD_PRIVATE_H_ */