ceph/src/spdk/dpdk/drivers/crypto/ccp/ccp_pmd_private.h

   1 /*   SPDX-License-Identifier: BSD-3-Clause
   2  *   Copyright(c) 2018 Advanced Micro Devices, Inc. All rights reserved.
   3  */
   4
   5 #ifndef _CCP_PMD_PRIVATE_H_
   6 #define _CCP_PMD_PRIVATE_H_
   7
   8 #include <rte_cryptodev.h>
   9 #include "ccp_crypto.h"
  10
  11 #define CRYPTODEV_NAME_CCP_PMD crypto_ccp
  12
  13 #define CCP_LOG_ERR(fmt, args...) \
  14         RTE_LOG(ERR, CRYPTODEV, "[%s] %s() line %u: " fmt "\n",  \
  15                         RTE_STR(CRYPTODEV_NAME_CCP_PMD), \
  16                         __func__, __LINE__, ## args)
  17
  18 #ifdef RTE_LIBRTE_CCP_DEBUG
  19 #define CCP_LOG_INFO(fmt, args...) \
  20         RTE_LOG(INFO, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \
  21                         RTE_STR(CRYPTODEV_NAME_CCP_PMD), \
  22                         __func__, __LINE__, ## args)
  23
  24 #define CCP_LOG_DBG(fmt, args...) \
  25         RTE_LOG(DEBUG, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \
  26                         RTE_STR(CRYPTODEV_NAME_CCP_PMD), \
  27                         __func__, __LINE__, ## args)
  28 #else
  29 #define CCP_LOG_INFO(fmt, args...)
  30 #define CCP_LOG_DBG(fmt, args...)
  31 #endif
  32
  33 /**< Maximum queue pairs supported by CCP PMD */
  34 #define CCP_PMD_MAX_QUEUE_PAIRS 1
  35 #define CCP_NB_MAX_DESCRIPTORS 1024
  36 #define CCP_MAX_BURST 64
  37
  38 #include "ccp_dev.h"
  39
  40 /* private data structure for each CCP crypto device */
  41 struct ccp_private {
  42         unsigned int max_nb_qpairs;     /**< Max number of queue pairs */
  43         uint8_t crypto_num_dev;         /**< Number of working crypto devices */
  44         bool auth_opt;                  /**< Authentication offload option */
  45         struct ccp_device *last_dev;    /**< Last working crypto device */
  46 };
  47
  48 /* CCP batch info */
  49 struct ccp_batch_info {
  50         struct rte_crypto_op *op[CCP_MAX_BURST];
  51         /**< optable populated at enque time from app*/
  52         int op_idx;
  53         struct ccp_queue *cmd_q;
  54         uint16_t opcnt;
  55         /**< no. of crypto ops in batch*/
  56         int desccnt;
  57         /**< no. of ccp queue descriptors*/
  58         uint32_t head_offset;
  59         /**< ccp queue head tail offsets time of enqueue*/
  60         uint32_t tail_offset;
  61         uint8_t lsb_buf[CCP_SB_BYTES * CCP_MAX_BURST];
  62         phys_addr_t lsb_buf_phys;
  63         /**< LSB intermediate buf for passthru */
  64         int lsb_buf_idx;
  65         uint16_t auth_ctr;
  66         /**< auth only ops batch for CPU based auth */
  67 } __rte_cache_aligned;
  68
  69 /**< CCP crypto queue pair */
  70 struct ccp_qp {
  71         uint16_t id;
  72         /**< Queue Pair Identifier */
  73         char name[RTE_CRYPTODEV_NAME_MAX_LEN];
  74         /**< Unique Queue Pair Name */
  75         struct rte_ring *processed_pkts;
  76         /**< Ring for placing process packets */
  77         struct rte_mempool *sess_mp;
  78         /**< Session Mempool */
  79         struct rte_mempool *sess_mp_priv;
  80         /**< Session Private Data Mempool */
  81         struct rte_mempool *batch_mp;
  82         /**< Session Mempool for batch info */
  83         struct rte_cryptodev_stats qp_stats;
  84         /**< Queue pair statistics */
  85         struct ccp_batch_info *b_info;
  86         /**< Store ops pulled out of queue */
  87         struct rte_cryptodev *dev;
  88         /**< rte crypto device to which this qp belongs */
  89         uint8_t temp_digest[DIGEST_LENGTH_MAX];
  90         /**< Buffer used to store the digest generated
  91          * by the driver when verifying a digest provided
  92          * by the user (using authentication verify operation)
  93          */
  94 } __rte_cache_aligned;
  95
  96
  97 /**< device specific operations function pointer structure */
  98 extern struct rte_cryptodev_ops *ccp_pmd_ops;
  99
 100 uint16_t
 101 ccp_cpu_pmd_enqueue_burst(void *queue_pair,
 102                           struct rte_crypto_op **ops,
 103                           uint16_t nb_ops);
 104 uint16_t
 105 ccp_cpu_pmd_dequeue_burst(void *queue_pair,
 106                           struct rte_crypto_op **ops,
 107                           uint16_t nb_ops);
 108
 109 #endif /* _CCP_PMD_PRIVATE_H_ */