drivers/crypto/cnxk/cnxk_cryptodev_ops.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(C) 2021 Marvell.
   3  */
   4
   5 #ifndef _CNXK_CRYPTODEV_OPS_H_
   6 #define _CNXK_CRYPTODEV_OPS_H_
   7
   8 #include <rte_cryptodev.h>
   9
  10 #include "roc_api.h"
  11
  12 #define CNXK_CPT_MIN_HEADROOM_REQ 24
  13
  14 struct cpt_qp_meta_info {
  15         struct rte_mempool *pool;
  16         int mlen;
  17 };
  18
  19 enum sym_xform_type {
  20         CNXK_CPT_CIPHER = 1,
  21         CNXK_CPT_AUTH,
  22         CNXK_CPT_AEAD,
  23         CNXK_CPT_CIPHER_ENC_AUTH_GEN,
  24         CNXK_CPT_AUTH_VRFY_CIPHER_DEC,
  25         CNXK_CPT_AUTH_GEN_CIPHER_ENC,
  26         CNXK_CPT_CIPHER_DEC_AUTH_VRFY
  27 };
  28
  29 struct cpt_inflight_req {
  30         union cpt_res_s res;
  31         struct rte_crypto_op *cop;
  32         void *mdata;
  33         uint8_t op_flags;
  34 } __rte_aligned(16);
  35
  36 struct pending_queue {
  37         /** Pending requests count */
  38         uint64_t pending_count;
  39         /** Array of pending requests */
  40         struct cpt_inflight_req *req_queue;
  41         /** Tail of queue to be used for enqueue */
  42         uint16_t enq_tail;
  43         /** Head of queue to be used for dequeue */
  44         uint16_t deq_head;
  45         /** Timeout to track h/w being unresponsive */
  46         uint64_t time_out;
  47 };
  48
  49 struct cnxk_cpt_qp {
  50         struct roc_cpt_lf lf;
  51         /**< Crypto LF */
  52         struct pending_queue pend_q;
  53         /**< Pending queue */
  54         struct rte_mempool *sess_mp;
  55         /**< Session mempool */
  56         struct rte_mempool *sess_mp_priv;
  57         /**< Session private data mempool */
  58         struct cpt_qp_meta_info meta_info;
  59         /**< Metabuf info required to support operations on the queue pair */
  60         struct roc_cpt_lmtline lmtline;
  61         /**< Lmtline information */
  62 };
  63
  64 int cnxk_cpt_dev_config(struct rte_cryptodev *dev,
  65                         struct rte_cryptodev_config *conf);
  66
  67 int cnxk_cpt_dev_start(struct rte_cryptodev *dev);
  68
  69 void cnxk_cpt_dev_stop(struct rte_cryptodev *dev);
  70
  71 int cnxk_cpt_dev_close(struct rte_cryptodev *dev);
  72
  73 void cnxk_cpt_dev_info_get(struct rte_cryptodev *dev,
  74                            struct rte_cryptodev_info *info);
  75
  76 int cnxk_cpt_queue_pair_setup(struct rte_cryptodev *dev, uint16_t qp_id,
  77                               const struct rte_cryptodev_qp_conf *conf,
  78                               int socket_id __rte_unused);
  79
  80 int cnxk_cpt_queue_pair_release(struct rte_cryptodev *dev, uint16_t qp_id);
  81
  82 unsigned int cnxk_cpt_sym_session_get_size(struct rte_cryptodev *dev);
  83
  84 int cnxk_cpt_sym_session_configure(struct rte_cryptodev *dev,
  85                                    struct rte_crypto_sym_xform *xform,
  86                                    struct rte_cryptodev_sym_session *sess,
  87                                    struct rte_mempool *pool);
  88
  89 int sym_session_configure(struct roc_cpt *roc_cpt, int driver_id,
  90                           struct rte_crypto_sym_xform *xform,
  91                           struct rte_cryptodev_sym_session *sess,
  92                           struct rte_mempool *pool);
  93
  94 void cnxk_cpt_sym_session_clear(struct rte_cryptodev *dev,
  95                                 struct rte_cryptodev_sym_session *sess);
  96
  97 void sym_session_clear(int driver_id, struct rte_cryptodev_sym_session *sess);
  98
  99 #endif /* _CNXK_CRYPTODEV_OPS_H_ */