summaryrefslogtreecommitdiffstats
path: root/drivers/crypto/qat/qat_crypto.h
diff options
context:
space:
mode:
authorC.J. Collier <cjcollier@linuxfoundation.org>2016-06-14 07:50:17 -0700
committerC.J. Collier <cjcollier@linuxfoundation.org>2016-06-14 12:17:54 -0700
commit97f17497d162afdb82c8704bf097f0fee3724b2e (patch)
tree1c6269614c0c15ffef8451c58ae8f8b30a1bc804 /drivers/crypto/qat/qat_crypto.h
parente04be89c2409570e0055b2cda60bd11395bb93b0 (diff)
Imported Upstream version 16.04
Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757 Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>
Diffstat (limited to 'drivers/crypto/qat/qat_crypto.h')
-rw-r--r--drivers/crypto/qat/qat_crypto.h136
1 files changed, 136 insertions, 0 deletions
diff --git a/drivers/crypto/qat/qat_crypto.h b/drivers/crypto/qat/qat_crypto.h
new file mode 100644
index 00000000..0afe74ee
--- /dev/null
+++ b/drivers/crypto/qat/qat_crypto.h
@@ -0,0 +1,136 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2015-2016 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 _QAT_CRYPTO_H_
+#define _QAT_CRYPTO_H_
+
+#include <rte_cryptodev_pmd.h>
+#include <rte_memzone.h>
+
+/*
+ * This macro rounds up a number to a be a multiple of
+ * the alignment when the alignment is a power of 2
+ */
+#define ALIGN_POW2_ROUNDUP(num, align) \
+ (((num) + (align) - 1) & ~((align) - 1))
+
+/**
+ * Structure associated with each queue.
+ */
+struct qat_queue {
+ char memz_name[RTE_MEMZONE_NAMESIZE];
+ void *base_addr; /* Base address */
+ phys_addr_t base_phys_addr; /* Queue physical address */
+ uint32_t head; /* Shadow copy of the head */
+ uint32_t tail; /* Shadow copy of the tail */
+ uint32_t modulo;
+ uint32_t msg_size;
+ uint16_t max_inflights;
+ uint32_t queue_size;
+ uint8_t hw_bundle_number;
+ uint8_t hw_queue_number;
+ /* HW queue aka ring offset on bundle */
+};
+
+struct qat_qp {
+ void *mmap_bar_addr;
+ rte_atomic16_t inflights16;
+ struct qat_queue tx_q;
+ struct qat_queue rx_q;
+ struct rte_cryptodev_stats stats;
+} __rte_cache_aligned;
+
+/** private data structure for each QAT device */
+struct qat_pmd_private {
+ char sess_mp_name[RTE_MEMPOOL_NAMESIZE];
+ struct rte_mempool *sess_mp;
+
+ unsigned max_nb_queue_pairs;
+ /**< Max number of queue pairs supported by device */
+ unsigned max_nb_sessions;
+ /**< Max number of sessions supported by device */
+};
+
+int qat_dev_config(struct rte_cryptodev *dev);
+int qat_dev_start(struct rte_cryptodev *dev);
+void qat_dev_stop(struct rte_cryptodev *dev);
+int qat_dev_close(struct rte_cryptodev *dev);
+void qat_dev_info_get(struct rte_cryptodev *dev,
+ struct rte_cryptodev_info *info);
+
+void qat_crypto_sym_stats_get(struct rte_cryptodev *dev,
+ struct rte_cryptodev_stats *stats);
+void qat_crypto_sym_stats_reset(struct rte_cryptodev *dev);
+
+int qat_crypto_sym_qp_setup(struct rte_cryptodev *dev, uint16_t queue_pair_id,
+ const struct rte_cryptodev_qp_conf *rx_conf, int socket_id);
+int qat_crypto_sym_qp_release(struct rte_cryptodev *dev,
+ uint16_t queue_pair_id);
+
+int
+qat_pmd_session_mempool_create(struct rte_cryptodev *dev,
+ unsigned nb_objs, unsigned obj_cache_size, int socket_id);
+
+extern unsigned
+qat_crypto_sym_get_session_private_size(struct rte_cryptodev *dev);
+
+extern void
+qat_crypto_sym_session_init(struct rte_mempool *mempool, void *priv_sess);
+
+extern void *
+qat_crypto_sym_configure_session(struct rte_cryptodev *dev,
+ struct rte_crypto_sym_xform *xform, void *session_private);
+
+struct qat_session *
+qat_crypto_sym_configure_session_auth(struct rte_cryptodev *dev,
+ struct rte_crypto_sym_xform *xform,
+ struct qat_session *session_private);
+
+void *
+qat_crypto_sym_configure_session_cipher(struct rte_cryptodev *dev,
+ struct rte_crypto_sym_xform *xform, void *session_private);
+
+
+extern void
+qat_crypto_sym_clear_session(struct rte_cryptodev *dev, void *session);
+
+
+extern uint16_t
+qat_pmd_enqueue_op_burst(void *qp, struct rte_crypto_op **ops,
+ uint16_t nb_ops);
+
+extern uint16_t
+qat_pmd_dequeue_op_burst(void *qp, struct rte_crypto_op **ops,
+ uint16_t nb_ops);
+
+#endif /* _QAT_CRYPTO_H_ */