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_SLAVE_BUFF_SIZE (256) 14 15 extern 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 21 struct scheduler_slave { 22 uint8_t dev_id; 23 uint16_t qp_id; 24 uint32_t nb_inflight_cops; 25 26 uint8_t driver_id; 27 }; 28 29 struct 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_slave slaves[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES]; 39 uint32_t nb_slaves; 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_slave_names[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES]; 53 int nb_init_slaves; 54 } __rte_cache_aligned; 55 56 struct scheduler_qp_ctx { 57 void *private_qp_ctx; 58 59 uint32_t max_nb_objs; 60 61 struct rte_ring *order_ring; 62 uint32_t seqn; 63 } __rte_cache_aligned; 64 65 66 extern uint8_t cryptodev_scheduler_driver_id; 67 68 static __rte_always_inline uint16_t 69 get_max_enqueue_order_count(struct rte_ring *order_ring, uint16_t nb_ops) 70 { 71 uint32_t count = rte_ring_free_count(order_ring); 72 73 return count > nb_ops ? nb_ops : count; 74 } 75 76 static __rte_always_inline void 77 scheduler_order_insert(struct rte_ring *order_ring, 78 struct rte_crypto_op **ops, uint16_t nb_ops) 79 { 80 rte_ring_sp_enqueue_burst(order_ring, (void **)ops, nb_ops, NULL); 81 } 82 83 #define SCHEDULER_GET_RING_OBJ(order_ring, pos, op) do { \ 84 struct rte_crypto_op **ring = (void *)&order_ring[1]; \ 85 op = ring[(order_ring->cons.head + pos) & order_ring->mask]; \ 86 } while (0) 87 88 static __rte_always_inline uint16_t 89 scheduler_order_drain(struct rte_ring *order_ring, 90 struct rte_crypto_op **ops, uint16_t nb_ops) 91 { 92 struct rte_crypto_op *op; 93 uint32_t nb_objs = rte_ring_count(order_ring); 94 uint32_t nb_ops_to_deq = 0; 95 uint32_t nb_ops_deqd = 0; 96 97 if (nb_objs > nb_ops) 98 nb_objs = nb_ops; 99 100 while (nb_ops_to_deq < nb_objs) { 101 SCHEDULER_GET_RING_OBJ(order_ring, nb_ops_to_deq, op); 102 if (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED) 103 break; 104 nb_ops_to_deq++; 105 } 106 107 if (nb_ops_to_deq) 108 nb_ops_deqd = rte_ring_sc_dequeue_bulk(order_ring, 109 (void **)ops, nb_ops_to_deq, NULL); 110 111 return nb_ops_deqd; 112 } 113 /** device specific operations function pointer structure */ 114 extern struct rte_cryptodev_ops *rte_crypto_scheduler_pmd_ops; 115 116 #endif /* _SCHEDULER_PMD_PRIVATE_H */ 117