Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

6 files changed, 675 insertions, 0 deletions

diff --git a/src/spdk/dpdk/drivers/crypto/null/Makefile b/src/spdk/dpdk/drivers/crypto/null/Makefile
new file mode 100644
index 00000000..9e6400c1
--- /dev/null
+++ b/src/spdk/dpdk/drivers/crypto/null/Makefile
@@ -0,0 +1,30 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2016 Intel Corporation
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+
+# library name
+LIB = librte_pmd_null_crypto.a
+
+# build flags
+CFLAGS += -O3
+CFLAGS += $(WERROR_FLAGS)
+LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
+LDLIBS += -lrte_cryptodev
+LDLIBS += -lrte_bus_vdev
+
+# library version
+LIBABIVER := 1
+
+# versioning export map
+EXPORT_MAP := rte_pmd_null_crypto_version.map
+
+# library source files
+SRCS-$(CONFIG_RTE_LIBRTE_PMD_NULL_CRYPTO) += null_crypto_pmd.c
+SRCS-$(CONFIG_RTE_LIBRTE_PMD_NULL_CRYPTO) += null_crypto_pmd_ops.c
+
+# export include files
+SYMLINK-y-include +=
+
+include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/src/spdk/dpdk/drivers/crypto/null/meson.build b/src/spdk/dpdk/drivers/crypto/null/meson.build
new file mode 100644
index 00000000..502336da
--- /dev/null
+++ b/src/spdk/dpdk/drivers/crypto/null/meson.build
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2017 Intel Corporation
+
+deps += 'bus_vdev'
+name = 'null_crypto'
+sources = files('null_crypto_pmd.c', 'null_crypto_pmd_ops.c')
diff --git a/src/spdk/dpdk/drivers/crypto/null/null_crypto_pmd.c b/src/spdk/dpdk/drivers/crypto/null/null_crypto_pmd.c
new file mode 100644
index 00000000..6e29a21a
--- /dev/null
+++ b/src/spdk/dpdk/drivers/crypto/null/null_crypto_pmd.c
@@ -0,0 +1,253 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2017 Intel Corporation
+ */
+
+#include <rte_common.h>
+#include <rte_cryptodev_pmd.h>
+#include <rte_bus_vdev.h>
+#include <rte_malloc.h>
+
+#include "null_crypto_pmd_private.h"
+
+static uint8_t cryptodev_driver_id;
+
+/** verify and set session parameters */
+int
+null_crypto_set_session_parameters(
+		struct null_crypto_session *sess __rte_unused,
+		const struct rte_crypto_sym_xform *xform)
+{
+	if (xform == NULL) {
+		return -EINVAL;
+	} else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
+			xform->next == NULL) {
+		/* Authentication Only */
+		if (xform->auth.algo == RTE_CRYPTO_AUTH_NULL)
+			return 0;
+	} else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
+			xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
+		/* Authentication then Cipher */
+		if (xform->auth.algo == RTE_CRYPTO_AUTH_NULL &&
+			xform->next->cipher.algo == RTE_CRYPTO_CIPHER_NULL)
+			return 0;
+	} else if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
+			xform->next == NULL) {
+		/* Cipher Only */
+		if (xform->cipher.algo == RTE_CRYPTO_CIPHER_NULL)
+			return 0;
+	} else if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
+			xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
+		/* Cipher then Authentication */
+		if (xform->cipher.algo == RTE_CRYPTO_CIPHER_NULL &&
+			xform->next->auth.algo == RTE_CRYPTO_AUTH_NULL)
+			return 0;
+	}
+
+	return -ENOTSUP;
+}
+
+/** Process crypto operation for mbuf */
+static int
+process_op(const struct null_crypto_qp *qp, struct rte_crypto_op *op,
+		struct null_crypto_session *sess __rte_unused)
+{
+	/* set status as successful by default */
+	op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+
+	/* Free session if a session-less crypto op. */
+	if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
+		memset(op->sym->session, 0,
+				sizeof(struct null_crypto_session));
+		rte_cryptodev_sym_session_free(op->sym->session);
+		op->sym->session = NULL;
+	}
+
+	/*
+	 * if crypto session and operation are valid just enqueue the packet
+	 * in the processed ring
+	 */
+	return rte_ring_enqueue(qp->processed_pkts, (void *)op);
+}
+
+static struct null_crypto_session *
+get_session(struct null_crypto_qp *qp, struct rte_crypto_op *op)
+{
+	struct null_crypto_session *sess = NULL;
+	struct rte_crypto_sym_op *sym_op = op->sym;
+
+	if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
+		if (likely(sym_op->session != NULL))
+			sess = (struct null_crypto_session *)
+					get_sym_session_private_data(
+					sym_op->session, cryptodev_driver_id);
+	} else {
+		void *_sess = NULL;
+		void *_sess_private_data = NULL;
+
+		if (rte_mempool_get(qp->sess_mp, (void **)&_sess))
+			return NULL;
+
+		if (rte_mempool_get(qp->sess_mp, (void **)&_sess_private_data))
+			return NULL;
+
+		sess = (struct null_crypto_session *)_sess_private_data;
+
+		if (unlikely(null_crypto_set_session_parameters(sess,
+				sym_op->xform) != 0)) {
+			rte_mempool_put(qp->sess_mp, _sess);
+			rte_mempool_put(qp->sess_mp, _sess_private_data);
+			sess = NULL;
+		}
+		sym_op->session = (struct rte_cryptodev_sym_session *)_sess;
+		set_sym_session_private_data(op->sym->session,
+				cryptodev_driver_id, _sess_private_data);
+	}
+
+	return sess;
+}
+
+/** Enqueue burst */
+static uint16_t
+null_crypto_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
+		uint16_t nb_ops)
+{
+	struct null_crypto_session *sess;
+	struct null_crypto_qp *qp = queue_pair;
+
+	int i, retval;
+
+	for (i = 0; i < nb_ops; i++) {
+		sess = get_session(qp, ops[i]);
+		if (unlikely(sess == NULL))
+			goto enqueue_err;
+
+		retval = process_op(qp, ops[i], sess);
+		if (unlikely(retval < 0))
+			goto enqueue_err;
+	}
+
+	qp->qp_stats.enqueued_count += i;
+	return i;
+
+enqueue_err:
+	if (ops[i])
+		ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
+
+	qp->qp_stats.enqueue_err_count++;
+	return i;
+}
+
+/** Dequeue burst */
+static uint16_t
+null_crypto_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
+		uint16_t nb_ops)
+{
+	struct null_crypto_qp *qp = queue_pair;
+
+	unsigned nb_dequeued;
+
+	nb_dequeued = rte_ring_dequeue_burst(qp->processed_pkts,
+			(void **)ops, nb_ops, NULL);
+	qp->qp_stats.dequeued_count += nb_dequeued;
+
+	return nb_dequeued;
+}
+
+/** Create crypto device */
+static int
+cryptodev_null_create(const char *name,
+		struct rte_vdev_device *vdev,
+		struct rte_cryptodev_pmd_init_params *init_params)
+{
+	struct rte_cryptodev *dev;
+	struct null_crypto_private *internals;
+	dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
+	if (dev == NULL) {
+		NULL_LOG(ERR, "failed to create cryptodev vdev");
+		return -EFAULT;
+	}
+
+	dev->driver_id = cryptodev_driver_id;
+	dev->dev_ops = null_crypto_pmd_ops;
+
+	/* register rx/tx burst functions for data path */
+	dev->dequeue_burst = null_crypto_pmd_dequeue_burst;
+	dev->enqueue_burst = null_crypto_pmd_enqueue_burst;
+
+	dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
+			RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
+			RTE_CRYPTODEV_FF_IN_PLACE_SGL;
+
+	internals = dev->data->dev_private;
+
+	internals->max_nb_qpairs = init_params->max_nb_queue_pairs;
+
+	return 0;
+}
+
+/** Initialise null crypto device */
+static int
+cryptodev_null_probe(struct rte_vdev_device *dev)
+{
+	struct rte_cryptodev_pmd_init_params init_params = {
+		"",
+		sizeof(struct null_crypto_private),
+		rte_socket_id(),
+		RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
+	};
+	const char *name, *args;
+	int retval;
+
+	name = rte_vdev_device_name(dev);
+	if (name == NULL)
+		return -EINVAL;
+
+	args = rte_vdev_device_args(dev);
+
+	retval = rte_cryptodev_pmd_parse_input_args(&init_params, args);
+	if (retval) {
+		NULL_LOG(ERR,
+				"Failed to parse initialisation arguments[%s]",
+				args);
+		return -EINVAL;
+	}
+
+	return cryptodev_null_create(name, dev, &init_params);
+}
+
+static int
+cryptodev_null_remove_dev(struct rte_vdev_device *vdev)
+{
+	struct rte_cryptodev *cryptodev;
+	const char *name;
+
+	name = rte_vdev_device_name(vdev);
+	if (name == NULL)
+		return -EINVAL;
+
+	cryptodev = rte_cryptodev_pmd_get_named_dev(name);
+	if (cryptodev == NULL)
+		return -ENODEV;
+
+	return rte_cryptodev_pmd_destroy(cryptodev);
+}
+
+static struct rte_vdev_driver cryptodev_null_pmd_drv = {
+	.probe = cryptodev_null_probe,
+	.remove = cryptodev_null_remove_dev,
+};
+
+static struct cryptodev_driver null_crypto_drv;
+
+RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_NULL_PMD, cryptodev_null_pmd_drv);
+RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_NULL_PMD, cryptodev_null_pmd);
+RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_NULL_PMD,
+	"max_nb_queue_pairs=<int> "
+	"socket_id=<int>");
+RTE_PMD_REGISTER_CRYPTO_DRIVER(null_crypto_drv, cryptodev_null_pmd_drv.driver,
+		cryptodev_driver_id);
+
+RTE_INIT(null_init_log)
+{
+	null_logtype_driver = rte_log_register("pmd.crypto.null");
+}
diff --git a/src/spdk/dpdk/drivers/crypto/null/null_crypto_pmd_ops.c b/src/spdk/dpdk/drivers/crypto/null/null_crypto_pmd_ops.c
new file mode 100644
index 00000000..bb2b6e14
--- /dev/null
+++ b/src/spdk/dpdk/drivers/crypto/null/null_crypto_pmd_ops.c
@@ -0,0 +1,331 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2017 Intel Corporation
+ */
+
+#include <string.h>
+
+#include <rte_common.h>
+#include <rte_malloc.h>
+#include <rte_cryptodev_pmd.h>
+
+#include "null_crypto_pmd_private.h"
+
+static const struct rte_cryptodev_capabilities null_crypto_pmd_capabilities[] = {
+	{	/* NULL (AUTH) */
+		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+		{.sym = {
+			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
+			{.auth = {
+				.algo = RTE_CRYPTO_AUTH_NULL,
+				.block_size = 1,
+				.key_size = {
+					.min = 0,
+					.max = 0,
+					.increment = 0
+				},
+				.digest_size = {
+					.min = 0,
+					.max = 0,
+					.increment = 0
+				},
+				.iv_size = { 0 }
+			}, },
+		}, },
+	},
+	{	/* NULL (CIPHER) */
+		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+		{.sym = {
+			.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
+			{.cipher = {
+				.algo = RTE_CRYPTO_CIPHER_NULL,
+				.block_size = 1,
+				.key_size = {
+					.min = 0,
+					.max = 0,
+					.increment = 0
+				},
+				.iv_size = { 0 }
+			}, },
+		}, }
+	},
+	RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
+};
+
+/** Configure device */
+static int
+null_crypto_pmd_config(__rte_unused struct rte_cryptodev *dev,
+		__rte_unused struct rte_cryptodev_config *config)
+{
+	return 0;
+}
+
+/** Start device */
+static int
+null_crypto_pmd_start(__rte_unused struct rte_cryptodev *dev)
+{
+	return 0;
+}
+
+/** Stop device */
+static void
+null_crypto_pmd_stop(__rte_unused struct rte_cryptodev *dev)
+{
+}
+
+/** Close device */
+static int
+null_crypto_pmd_close(__rte_unused struct rte_cryptodev *dev)
+{
+	return 0;
+}
+
+/** Get device statistics */
+static void
+null_crypto_pmd_stats_get(struct rte_cryptodev *dev,
+		struct rte_cryptodev_stats *stats)
+{
+	int qp_id;
+
+	for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
+		struct null_crypto_qp *qp = dev->data->queue_pairs[qp_id];
+
+		stats->enqueued_count += qp->qp_stats.enqueued_count;
+		stats->dequeued_count += qp->qp_stats.dequeued_count;
+
+		stats->enqueue_err_count += qp->qp_stats.enqueue_err_count;
+		stats->dequeue_err_count += qp->qp_stats.dequeue_err_count;
+	}
+}
+
+/** Reset device statistics */
+static void
+null_crypto_pmd_stats_reset(struct rte_cryptodev *dev)
+{
+	int qp_id;
+
+	for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
+		struct null_crypto_qp *qp = dev->data->queue_pairs[qp_id];
+
+		memset(&qp->qp_stats, 0, sizeof(qp->qp_stats));
+	}
+}
+
+
+/** Get device info */
+static void
+null_crypto_pmd_info_get(struct rte_cryptodev *dev,
+		struct rte_cryptodev_info *dev_info)
+{
+	struct null_crypto_private *internals = dev->data->dev_private;
+
+	if (dev_info != NULL) {
+		dev_info->driver_id = dev->driver_id;
+		dev_info->max_nb_queue_pairs = internals->max_nb_qpairs;
+		/* No limit of number of sessions */
+		dev_info->sym.max_nb_sessions = 0;
+		dev_info->feature_flags = dev->feature_flags;
+		dev_info->capabilities = null_crypto_pmd_capabilities;
+	}
+}
+
+/** Release queue pair */
+static int
+null_crypto_pmd_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
+{
+	if (dev->data->queue_pairs[qp_id] != NULL) {
+		rte_free(dev->data->queue_pairs[qp_id]);
+		dev->data->queue_pairs[qp_id] = NULL;
+	}
+	return 0;
+}
+
+/** set a unique name for the queue pair based on it's name, dev_id and qp_id */
+static int
+null_crypto_pmd_qp_set_unique_name(struct rte_cryptodev *dev,
+		struct null_crypto_qp *qp)
+{
+	unsigned n = snprintf(qp->name, sizeof(qp->name),
+			"null_crypto_pmd_%u_qp_%u",
+			dev->data->dev_id, qp->id);
+
+	if (n >= sizeof(qp->name))
+		return -1;
+
+	return 0;
+}
+
+/** Create a ring to place process packets on */
+static struct rte_ring *
+null_crypto_pmd_qp_create_processed_pkts_ring(struct null_crypto_qp *qp,
+		unsigned ring_size, int socket_id)
+{
+	struct rte_ring *r;
+
+	r = rte_ring_lookup(qp->name);
+	if (r) {
+		if (rte_ring_get_size(r) >= ring_size) {
+			NULL_LOG(INFO,
+					"Reusing existing ring %s for "
+					" processed packets", qp->name);
+			return r;
+		}
+
+		NULL_LOG(INFO,
+				"Unable to reuse existing ring %s for "
+				" processed packets", qp->name);
+		return NULL;
+	}
+
+	return rte_ring_create(qp->name, ring_size, socket_id,
+			RING_F_SP_ENQ | RING_F_SC_DEQ);
+}
+
+/** Setup a queue pair */
+static int
+null_crypto_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
+		const struct rte_cryptodev_qp_conf *qp_conf,
+		int socket_id, struct rte_mempool *session_pool)
+{
+	struct null_crypto_private *internals = dev->data->dev_private;
+	struct null_crypto_qp *qp;
+	int retval;
+
+	if (qp_id >= internals->max_nb_qpairs) {
+		NULL_LOG(ERR, "Invalid qp_id %u, greater than maximum "
+				"number of queue pairs supported (%u).",
+				qp_id, internals->max_nb_qpairs);
+		return (-EINVAL);
+	}
+
+	/* Free memory prior to re-allocation if needed. */
+	if (dev->data->queue_pairs[qp_id] != NULL)
+		null_crypto_pmd_qp_release(dev, qp_id);
+
+	/* Allocate the queue pair data structure. */
+	qp = rte_zmalloc_socket("Null Crypto PMD Queue Pair", sizeof(*qp),
+					RTE_CACHE_LINE_SIZE, socket_id);
+	if (qp == NULL) {
+		NULL_LOG(ERR, "Failed to allocate queue pair memory");
+		return (-ENOMEM);
+	}
+
+	qp->id = qp_id;
+	dev->data->queue_pairs[qp_id] = qp;
+
+	retval = null_crypto_pmd_qp_set_unique_name(dev, qp);
+	if (retval) {
+		NULL_LOG(ERR, "Failed to create unique name for null "
+				"crypto device");
+
+		goto qp_setup_cleanup;
+	}
+
+	qp->processed_pkts = null_crypto_pmd_qp_create_processed_pkts_ring(qp,
+			qp_conf->nb_descriptors, socket_id);
+	if (qp->processed_pkts == NULL) {
+		NULL_LOG(ERR, "Failed to create unique name for null "
+				"crypto device");
+		goto qp_setup_cleanup;
+	}
+
+	qp->sess_mp = session_pool;
+
+	memset(&qp->qp_stats, 0, sizeof(qp->qp_stats));
+
+	return 0;
+
+qp_setup_cleanup:
+	if (qp)
+		rte_free(qp);
+
+	return -1;
+}
+
+/** Return the number of allocated queue pairs */
+static uint32_t
+null_crypto_pmd_qp_count(struct rte_cryptodev *dev)
+{
+	return dev->data->nb_queue_pairs;
+}
+
+/** Returns the size of the NULL crypto session structure */
+static unsigned
+null_crypto_pmd_sym_session_get_size(struct rte_cryptodev *dev __rte_unused)
+{
+	return sizeof(struct null_crypto_session);
+}
+
+/** Configure a null crypto session from a crypto xform chain */
+static int
+null_crypto_pmd_sym_session_configure(struct rte_cryptodev *dev __rte_unused,
+		struct rte_crypto_sym_xform *xform,
+		struct rte_cryptodev_sym_session *sess,
+		struct rte_mempool *mp)
+{
+	void *sess_private_data;
+	int ret;
+
+	if (unlikely(sess == NULL)) {
+		NULL_LOG(ERR, "invalid session struct");
+		return -EINVAL;
+	}
+
+	if (rte_mempool_get(mp, &sess_private_data)) {
+		NULL_LOG(ERR,
+				"Couldn't get object from session mempool");
+		return -ENOMEM;
+	}
+
+	ret = null_crypto_set_session_parameters(sess_private_data, xform);
+	if (ret != 0) {
+		NULL_LOG(ERR, "failed configure session parameters");
+
+		/* Return session to mempool */
+		rte_mempool_put(mp, sess_private_data);
+		return ret;
+	}
+
+	set_sym_session_private_data(sess, dev->driver_id,
+		sess_private_data);
+
+	return 0;
+}
+
+/** Clear the memory of session so it doesn't leave key material behind */
+static void
+null_crypto_pmd_sym_session_clear(struct rte_cryptodev *dev,
+		struct rte_cryptodev_sym_session *sess)
+{
+	uint8_t index = dev->driver_id;
+	void *sess_priv = get_sym_session_private_data(sess, index);
+
+	/* Zero out the whole structure */
+	if (sess_priv) {
+		memset(sess_priv, 0, sizeof(struct null_crypto_session));
+		struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
+		set_sym_session_private_data(sess, index, NULL);
+		rte_mempool_put(sess_mp, sess_priv);
+	}
+}
+
+struct rte_cryptodev_ops pmd_ops = {
+		.dev_configure		= null_crypto_pmd_config,
+		.dev_start		= null_crypto_pmd_start,
+		.dev_stop		= null_crypto_pmd_stop,
+		.dev_close		= null_crypto_pmd_close,
+
+		.stats_get		= null_crypto_pmd_stats_get,
+		.stats_reset		= null_crypto_pmd_stats_reset,
+
+		.dev_infos_get		= null_crypto_pmd_info_get,
+
+		.queue_pair_setup	= null_crypto_pmd_qp_setup,
+		.queue_pair_release	= null_crypto_pmd_qp_release,
+		.queue_pair_count	= null_crypto_pmd_qp_count,
+
+		.sym_session_get_size	= null_crypto_pmd_sym_session_get_size,
+		.sym_session_configure	= null_crypto_pmd_sym_session_configure,
+		.sym_session_clear	= null_crypto_pmd_sym_session_clear
+};
+
+struct rte_cryptodev_ops *null_crypto_pmd_ops = &pmd_ops;
diff --git a/src/spdk/dpdk/drivers/crypto/null/null_crypto_pmd_private.h b/src/spdk/dpdk/drivers/crypto/null/null_crypto_pmd_private.h
new file mode 100644
index 00000000..d5905afd
--- /dev/null
+++ b/src/spdk/dpdk/drivers/crypto/null/null_crypto_pmd_private.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
+ */
+
+#ifndef _NULL_CRYPTO_PMD_PRIVATE_H_
+#define _NULL_CRYPTO_PMD_PRIVATE_H_
+
+#define CRYPTODEV_NAME_NULL_PMD		crypto_null
+/**< Null crypto PMD device name */
+
+int null_logtype_driver;
+
+#define NULL_LOG(level, fmt, ...)  \
+	rte_log(RTE_LOG_ ## level, null_logtype_driver,  \
+			"%s() line %u: "fmt "\n", __func__, __LINE__,  \
+					## __VA_ARGS__)
+
+
+/** private data structure for each NULL crypto device */
+struct null_crypto_private {
+	unsigned max_nb_qpairs;		/**< Max number of queue pairs */
+};
+
+/** NULL crypto queue pair */
+struct null_crypto_qp {
+	uint16_t id;
+	/**< Queue Pair Identifier */
+	char name[RTE_CRYPTODEV_NAME_MAX_LEN];
+	/**< Unique Queue Pair Name */
+	struct rte_ring *processed_pkts;
+	/**< Ring for placing process packets */
+	struct rte_mempool *sess_mp;
+	/**< Session Mempool */
+	struct rte_cryptodev_stats qp_stats;
+	/**< Queue pair statistics */
+} __rte_cache_aligned;
+
+
+/** NULL crypto private session structure */
+struct null_crypto_session {
+	uint32_t reserved;
+} __rte_cache_aligned;
+
+/** Set and validate NULL crypto session parameters */
+extern int
+null_crypto_set_session_parameters(struct null_crypto_session *sess,
+		const struct rte_crypto_sym_xform *xform);
+
+/** device specific operations function pointer structure */
+extern struct rte_cryptodev_ops *null_crypto_pmd_ops;
+
+#endif /* _NULL_CRYPTO_PMD_PRIVATE_H_ */
diff --git a/src/spdk/dpdk/drivers/crypto/null/rte_pmd_null_crypto_version.map b/src/spdk/dpdk/drivers/crypto/null/rte_pmd_null_crypto_version.map
new file mode 100644
index 00000000..dc4d417b
--- /dev/null
+++ b/src/spdk/dpdk/drivers/crypto/null/rte_pmd_null_crypto_version.map
@@ -0,0 +1,3 @@
+DPDK_16.04 {
+	local: *;
+};