LXR dpdk/drivers/crypto/scheduler/scheduler_pmd

   1/* SPDX-License-Identifier: BSD-3-Clause
   2 * Copyright(c) 2017 Intel Corporation
   3 */
   4
   5#ifndef _SCHEDULER_PMD_PRIVATE_H
   6#define _SCHEDULER_PMD_PRIVATE_H
   7
   8#include "rte_cryptodev_scheduler.h"
   9
  10#define CRYPTODEV_NAME_SCHEDULER_PMD    crypto_scheduler
  11/**< Scheduler Crypto PMD device name */
  12
  13#define PER_WORKER_BUFF_SIZE                    (256)
  14
  15extern int scheduler_logtype_driver;
  16
  17#define CR_SCHED_LOG(level, fmt, args...) \
  18        rte_log(RTE_LOG_ ## level, scheduler_logtype_driver,            \
  19                        "%s() line %u: "fmt "\n", __func__, __LINE__, ##args)
  20
  21struct scheduler_worker {
  22        uint8_t dev_id;
  23        uint16_t qp_id;
  24        uint32_t nb_inflight_cops;
  25
  26        uint8_t driver_id;
  27};
  28
  29struct scheduler_ctx {
  30        void *private_ctx;
  31        /**< private scheduler context pointer */
  32
  33        struct rte_cryptodev_capabilities *capabilities;
  34        uint32_t nb_capabilities;
  35
  36        uint32_t max_nb_queue_pairs;
  37
  38        struct scheduler_worker workers[RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS];
  39        uint32_t nb_workers;
  40
  41        enum rte_cryptodev_scheduler_mode mode;
  42
  43        struct rte_cryptodev_scheduler_ops ops;
  44
  45        uint8_t reordering_enabled;
  46
  47        char name[RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN];
  48        char description[RTE_CRYPTODEV_SCHEDULER_DESC_MAX_LEN];
  49        uint16_t wc_pool[RTE_MAX_LCORE];
  50        uint16_t nb_wc;
  51
  52        char *init_worker_names[RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS];
  53        int nb_init_workers;
  54} __rte_cache_aligned;
  55
  56struct scheduler_qp_ctx {
  57        void *private_qp_ctx;
  58
  59        uint32_t max_nb_objs;
  60
  61        struct rte_ring *order_ring;
  62} __rte_cache_aligned;
  63
  64
  65extern uint8_t cryptodev_scheduler_driver_id;
  66
  67static __rte_always_inline uint16_t
  68get_max_enqueue_order_count(struct rte_ring *order_ring, uint16_t nb_ops)
  69{
  70        uint32_t count = rte_ring_free_count(order_ring);
  71
  72        return count > nb_ops ? nb_ops : count;
  73}
  74
  75static __rte_always_inline void
  76scheduler_order_insert(struct rte_ring *order_ring,
  77                struct rte_crypto_op **ops, uint16_t nb_ops)
  78{
  79        rte_ring_sp_enqueue_burst(order_ring, (void **)ops, nb_ops, NULL);
  80}
  81
  82static __rte_always_inline uint16_t
  83scheduler_order_drain(struct rte_ring *order_ring,
  84                struct rte_crypto_op **ops, uint16_t nb_ops)
  85{
  86        struct rte_crypto_op *op;
  87        uint32_t nb_objs, nb_ops_to_deq;
  88
  89        nb_objs = rte_ring_dequeue_burst_start(order_ring, (void **)ops,
  90                nb_ops, NULL);
  91        if (nb_objs == 0)
  92                return 0;
  93
  94        for (nb_ops_to_deq = 0; nb_ops_to_deq != nb_objs; nb_ops_to_deq++) {
  95                op = ops[nb_ops_to_deq];
  96                if (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)
  97                        break;
  98        }
  99
 100        rte_ring_dequeue_finish(order_ring, nb_ops_to_deq);
 101        return nb_ops_to_deq;
 102}
 103
 104/** device specific operations function pointer structure */
 105extern struct rte_cryptodev_ops *rte_crypto_scheduler_pmd_ops;
 106
 107#endif /* _SCHEDULER_PMD_PRIVATE_H */
 108