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/*-
* BSD LICENSE
*
* Copyright(c) 2017 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _SCHEDULER_PMD_PRIVATE_H
#define _SCHEDULER_PMD_PRIVATE_H
#include "rte_cryptodev_scheduler.h"
#define PER_SLAVE_BUFF_SIZE (256)
#define CS_LOG_ERR(fmt, args...) \
RTE_LOG(ERR, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \
RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD), \
__func__, __LINE__, ## args)
#ifdef RTE_LIBRTE_CRYPTO_SCHEDULER_DEBUG
#define CS_LOG_INFO(fmt, args...) \
RTE_LOG(INFO, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \
RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD), \
__func__, __LINE__, ## args)
#define CS_LOG_DBG(fmt, args...) \
RTE_LOG(DEBUG, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \
RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD), \
__func__, __LINE__, ## args)
#else
#define CS_LOG_INFO(fmt, args...)
#define CS_LOG_DBG(fmt, args...)
#endif
struct scheduler_slave {
uint8_t dev_id;
uint16_t qp_id;
uint32_t nb_inflight_cops;
enum rte_cryptodev_type dev_type;
};
struct scheduler_ctx {
void *private_ctx;
/**< private scheduler context pointer */
struct rte_cryptodev_capabilities *capabilities;
uint32_t nb_capabilities;
uint32_t max_nb_queue_pairs;
struct scheduler_slave slaves[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES];
uint32_t nb_slaves;
enum rte_cryptodev_scheduler_mode mode;
struct rte_cryptodev_scheduler_ops ops;
uint8_t reordering_enabled;
char name[RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN];
char description[RTE_CRYPTODEV_SCHEDULER_DESC_MAX_LEN];
char *init_slave_names[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES];
int nb_init_slaves;
} __rte_cache_aligned;
struct scheduler_qp_ctx {
void *private_qp_ctx;
uint32_t max_nb_objs;
struct rte_ring *order_ring;
uint32_t seqn;
} __rte_cache_aligned;
struct scheduler_session {
struct rte_cryptodev_sym_session *sessions[
RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES];
};
static inline uint16_t __attribute__((always_inline))
get_max_enqueue_order_count(struct rte_ring *order_ring, uint16_t nb_ops)
{
uint32_t count = rte_ring_free_count(order_ring);
return count > nb_ops ? nb_ops : count;
}
static inline void __attribute__((always_inline))
scheduler_order_insert(struct rte_ring *order_ring,
struct rte_crypto_op **ops, uint16_t nb_ops)
{
rte_ring_sp_enqueue_burst(order_ring, (void **)ops, nb_ops, NULL);
}
#define SCHEDULER_GET_RING_OBJ(order_ring, pos, op) do { \
struct rte_crypto_op **ring = (void *)&order_ring[1]; \
op = ring[(order_ring->cons.head + pos) & order_ring->mask]; \
} while (0)
static inline uint16_t __attribute__((always_inline))
scheduler_order_drain(struct rte_ring *order_ring,
struct rte_crypto_op **ops, uint16_t nb_ops)
{
struct rte_crypto_op *op;
uint32_t nb_objs = rte_ring_count(order_ring);
uint32_t nb_ops_to_deq = 0;
uint32_t nb_ops_deqd = 0;
if (nb_objs > nb_ops)
nb_objs = nb_ops;
while (nb_ops_to_deq < nb_objs) {
SCHEDULER_GET_RING_OBJ(order_ring, nb_ops_to_deq, op);
if (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)
break;
nb_ops_to_deq++;
}
if (nb_ops_to_deq)
nb_ops_deqd = rte_ring_sc_dequeue_bulk(order_ring,
(void **)ops, nb_ops_to_deq, NULL);
return nb_ops_deqd;
}
/** device specific operations function pointer structure */
extern struct rte_cryptodev_ops *rte_crypto_scheduler_pmd_ops;
#endif /* _SCHEDULER_PMD_PRIVATE_H */
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