ceph/src/seastar/dpdk/drivers/crypto/snow3g/rte_snow3g_pmd_private.h

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2016 Intel Corporation. All rights reserved.
   5  *
   6  *   Redistribution and use in source and binary forms, with or without
   7  *   modification, are permitted provided that the following conditions
   8  *   are met:
   9  *
  10  *     * Redistributions of source code must retain the above copyright
  11  *       notice, this list of conditions and the following disclaimer.
  12  *     * Redistributions in binary form must reproduce the above copyright
  13  *       notice, this list of conditions and the following disclaimer in
  14  *       the documentation and/or other materials provided with the
  15  *       distribution.
  16  *     * Neither the name of Intel Corporation nor the names of its
  17  *       contributors may be used to endorse or promote products derived
  18  *       from this software without specific prior written permission.
  19  *
  20  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  23  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  24  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #ifndef _RTE_SNOW3G_PMD_PRIVATE_H_
  34 #define _RTE_SNOW3G_PMD_PRIVATE_H_
  35
  36 #include <sso_snow3g.h>
  37
  38 #define SNOW3G_LOG_ERR(fmt, args...) \
  39         RTE_LOG(ERR, CRYPTODEV, "[%s] %s() line %u: " fmt "\n",  \
  40                         RTE_STR(CRYPTODEV_NAME_SNOW3G_PMD), \
  41                         __func__, __LINE__, ## args)
  42
  43 #ifdef RTE_LIBRTE_SNOW3G_DEBUG
  44 #define SNOW3G_LOG_INFO(fmt, args...) \
  45         RTE_LOG(INFO, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \
  46                         RTE_STR(CRYPTODEV_NAME_SNOW3G_PMD), \
  47                         __func__, __LINE__, ## args)
  48
  49 #define SNOW3G_LOG_DBG(fmt, args...) \
  50         RTE_LOG(DEBUG, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \
  51                         RTE_STR(CRYPTODEV_NAME_SNOW3G_PMD), \
  52                         __func__, __LINE__, ## args)
  53 #else
  54 #define SNOW3G_LOG_INFO(fmt, args...)
  55 #define SNOW3G_LOG_DBG(fmt, args...)
  56 #endif
  57
  58 /** private data structure for each virtual SNOW 3G device */
  59 struct snow3g_private {
  60         unsigned max_nb_queue_pairs;
  61         /**< Max number of queue pairs supported by device */
  62         unsigned max_nb_sessions;
  63         /**< Max number of sessions supported by device */
  64 };
  65
  66 /** SNOW 3G buffer queue pair */
  67 struct snow3g_qp {
  68         uint16_t id;
  69         /**< Queue Pair Identifier */
  70         char name[RTE_CRYPTODEV_NAME_LEN];
  71         /**< Unique Queue Pair Name */
  72         struct rte_ring *processed_ops;
  73         /**< Ring for placing processed ops */
  74         struct rte_mempool *sess_mp;
  75         /**< Session Mempool */
  76         struct rte_cryptodev_stats qp_stats;
  77         /**< Queue pair statistics */
  78 } __rte_cache_aligned;
  79
  80 enum snow3g_operation {
  81         SNOW3G_OP_ONLY_CIPHER,
  82         SNOW3G_OP_ONLY_AUTH,
  83         SNOW3G_OP_CIPHER_AUTH,
  84         SNOW3G_OP_AUTH_CIPHER,
  85         SNOW3G_OP_NOT_SUPPORTED
  86 };
  87
  88 /** SNOW 3G private session structure */
  89 struct snow3g_session {
  90         enum snow3g_operation op;
  91         enum rte_crypto_auth_operation auth_op;
  92         sso_snow3g_key_schedule_t pKeySched_cipher;
  93         sso_snow3g_key_schedule_t pKeySched_hash;
  94 } __rte_cache_aligned;
  95
  96
  97 extern int
  98 snow3g_set_session_parameters(struct snow3g_session *sess,
  99                 const struct rte_crypto_sym_xform *xform);
 100
 101
 102 /** device specific operations function pointer structure */
 103 extern struct rte_cryptodev_ops *rte_snow3g_pmd_ops;
 104
 105
 106
 107 #endif /* _RTE_SNOW3G_PMD_PRIVATE_H_ */