e25200fbb4
Refactored the existing functionality into modular form to support the cipher/auth only functionalities. Signed-off-by: Deepak Kumar Jain <deepak.k.jain@intel.com> Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
137 lines
4.6 KiB
C
137 lines
4.6 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _QAT_CRYPTO_H_
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#define _QAT_CRYPTO_H_
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#include <rte_cryptodev_pmd.h>
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#include <rte_memzone.h>
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/*
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* This macro rounds up a number to a be a multiple of
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* the alignment when the alignment is a power of 2
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*/
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#define ALIGN_POW2_ROUNDUP(num, align) \
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(((num) + (align) - 1) & ~((align) - 1))
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/**
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* Structure associated with each queue.
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*/
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struct qat_queue {
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char memz_name[RTE_MEMZONE_NAMESIZE];
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void *base_addr; /* Base address */
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phys_addr_t base_phys_addr; /* Queue physical address */
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uint32_t head; /* Shadow copy of the head */
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uint32_t tail; /* Shadow copy of the tail */
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uint32_t modulo;
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uint32_t msg_size;
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uint16_t max_inflights;
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uint32_t queue_size;
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uint8_t hw_bundle_number;
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uint8_t hw_queue_number;
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/* HW queue aka ring offset on bundle */
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};
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struct qat_qp {
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void *mmap_bar_addr;
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rte_atomic16_t inflights16;
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struct qat_queue tx_q;
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struct qat_queue rx_q;
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struct rte_cryptodev_stats stats;
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} __rte_cache_aligned;
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/** private data structure for each QAT device */
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struct qat_pmd_private {
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char sess_mp_name[RTE_MEMPOOL_NAMESIZE];
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struct rte_mempool *sess_mp;
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unsigned max_nb_queue_pairs;
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/**< Max number of queue pairs supported by device */
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unsigned max_nb_sessions;
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/**< Max number of sessions supported by device */
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};
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int qat_dev_config(struct rte_cryptodev *dev);
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int qat_dev_start(struct rte_cryptodev *dev);
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void qat_dev_stop(struct rte_cryptodev *dev);
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int qat_dev_close(struct rte_cryptodev *dev);
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void qat_dev_info_get(struct rte_cryptodev *dev,
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struct rte_cryptodev_info *info);
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void qat_crypto_sym_stats_get(struct rte_cryptodev *dev,
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struct rte_cryptodev_stats *stats);
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void qat_crypto_sym_stats_reset(struct rte_cryptodev *dev);
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int qat_crypto_sym_qp_setup(struct rte_cryptodev *dev, uint16_t queue_pair_id,
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const struct rte_cryptodev_qp_conf *rx_conf, int socket_id);
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int qat_crypto_sym_qp_release(struct rte_cryptodev *dev,
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uint16_t queue_pair_id);
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int
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qat_pmd_session_mempool_create(struct rte_cryptodev *dev,
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unsigned nb_objs, unsigned obj_cache_size, int socket_id);
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extern unsigned
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qat_crypto_sym_get_session_private_size(struct rte_cryptodev *dev);
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extern void
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qat_crypto_sym_session_init(struct rte_mempool *mempool, void *priv_sess);
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extern void *
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qat_crypto_sym_configure_session(struct rte_cryptodev *dev,
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struct rte_crypto_sym_xform *xform, void *session_private);
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struct qat_session *
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qat_crypto_sym_configure_session_auth(struct rte_cryptodev *dev,
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struct rte_crypto_sym_xform *xform,
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struct qat_session *session_private);
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void *
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qat_crypto_sym_configure_session_cipher(struct rte_cryptodev *dev,
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struct rte_crypto_sym_xform *xform, void *session_private);
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extern void
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qat_crypto_sym_clear_session(struct rte_cryptodev *dev, void *session);
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extern uint16_t
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qat_pmd_enqueue_op_burst(void *qp, struct rte_crypto_op **ops,
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uint16_t nb_ops);
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extern uint16_t
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qat_pmd_dequeue_op_burst(void *qp, struct rte_crypto_op **ops,
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uint16_t nb_ops);
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#endif /* _QAT_CRYPTO_H_ */
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