[ceph.git] / ceph / src / spdk / dpdk / drivers / crypto / mvsam / rte_mrvl_pmd_ops.c

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2017 Marvell International Ltd.
 * Copyright(c) 2017 Semihalf.
 * All rights reserved.
 */

#include <string.h>

#include <rte_common.h>
#include <rte_malloc.h>
#include <rte_cryptodev_pmd.h>

#include "mrvl_pmd_private.h"

/**
 * Capabilities list to be used in reporting to DPDK.
 */
static const struct rte_cryptodev_capabilities
	mrvl_crypto_pmd_capabilities[] = {
	{	/* MD5 HMAC */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
			{.auth = {
				.algo = RTE_CRYPTO_AUTH_MD5_HMAC,
				.block_size = 64,
				.key_size = {
					.min = 1,
					.max = 64,
					.increment = 1
				},
				.digest_size = {
					.min = 12,
					.max = 16,
					.increment = 4
				},
			}, }
		}, }
	},
	{	/* MD5 */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
			{.sym = {
				.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
				{.auth = {
					.algo = RTE_CRYPTO_AUTH_MD5,
					.block_size = 64,
					.key_size = {
						.min = 0,
						.max = 0,
						.increment = 0
					},
					.digest_size = {
						.min = 12,
						.max = 16,
						.increment = 4
					},
				}, }
			}, }
	},
	{	/* SHA1 HMAC */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
			{.sym = {
				.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
				{.auth = {
					.algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
					.block_size = 64,
					.key_size = {
						.min = 1,
						.max = 64,
						.increment = 1
					},
					.digest_size = {
						.min = 12,
						.max = 20,
						.increment = 4
					},
				}, }
			}, }
	},
	{	/* SHA1 */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
			{.auth = {
				.algo = RTE_CRYPTO_AUTH_SHA1,
				.block_size = 64,
				.key_size = {
					.min = 0,
					.max = 0,
					.increment = 0
				},
				.digest_size = {
					.min = 12,
					.max = 20,
					.increment = 4
				},
			}, }
		}, }
	},
	{
		/* SHA224 HMAC */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
			{.auth = {
				.algo = RTE_CRYPTO_AUTH_SHA224_HMAC,
				.block_size = 64,
				.key_size = {
					.min = 1,
					.max = 64,
					.increment = 1
				},
				.digest_size = {
					.min = 28,
					.max = 28,
					.increment = 0
				},
			}, }
		}, }
	},
	{	/* SHA224 */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
			{.auth = {
				.algo = RTE_CRYPTO_AUTH_SHA224,
				.block_size = 64,
				.key_size = {
					.min = 0,
					.max = 0,
					.increment = 0
				},
				.digest_size = {
					.min = 12,
					.max = 28,
					.increment = 4
				},
			}, }
		}, }
	},
	{	/* SHA256 HMAC */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
			{.sym = {
				.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
				{.auth = {
					.algo = RTE_CRYPTO_AUTH_SHA256_HMAC,
					.block_size = 64,
					.key_size = {
						.min = 1,
						.max = 64,
						.increment = 1
					},
					.digest_size = {
						.min = 12,
						.max = 32,
						.increment = 4
					},
				}, }
			}, }
	},
	{	/* SHA256 */
			.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
			{.sym = {
				.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
				{.auth = {
					.algo = RTE_CRYPTO_AUTH_SHA256,
					.block_size = 64,
					.key_size = {
						.min = 0,
						.max = 0,
						.increment = 0
					},
					.digest_size = {
						.min = 12,
						.max = 32,
						.increment = 4
					},
				}, }
			}, }
		},
	{	/* SHA384 HMAC */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
			{.auth = {
				.algo = RTE_CRYPTO_AUTH_SHA384_HMAC,
				.block_size = 128,
				.key_size = {
					.min = 1,
					.max = 128,
					.increment = 1
				},
				.digest_size = {
					.min = 12,
					.max = 48,
					.increment = 4
				},
			}, }
		}, }
	},
	{	/* SHA384 */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
			{.auth = {
				.algo = RTE_CRYPTO_AUTH_SHA384,
				.block_size = 128,
				.key_size = {
					.min = 0,
					.max = 0,
					.increment = 0
				},
				.digest_size = {
					.min = 12,
					.max = 48,
					.increment = 4
				},
			}, }
		}, }
	},
	{	/* SHA512 HMAC */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
			{.auth = {
				.algo = RTE_CRYPTO_AUTH_SHA512_HMAC,
				.block_size = 128,
				.key_size = {
					.min = 1,
					.max = 128,
					.increment = 1
				},
				.digest_size = {
					.min = 12,
					.max = 48,
					.increment = 4
				},
			}, }
		}, }
	},
	{	/* SHA512  */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
			{.auth = {
				.algo = RTE_CRYPTO_AUTH_SHA512,
				.block_size = 128,
				.key_size = {
					.min = 0,
					.max = 0,
					.increment = 0
				},
				.digest_size = {
					.min = 12,
					.max = 48,
					.increment = 0
				},
			}, }
		}, }
	},
	{	/* AES CBC */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
			{.sym = {
				.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
				{.cipher = {
					.algo = RTE_CRYPTO_CIPHER_AES_CBC,
					.block_size = 16,
					.key_size = {
						.min = 16,
						.max = 32,
						.increment = 8
					},
					.iv_size = {
						.min = 16,
						.max = 16,
						.increment = 0
					}
				}, }
			}, }
	},
	{	/* AES CTR */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
			{.cipher = {
				.algo = RTE_CRYPTO_CIPHER_AES_CTR,
				.block_size = 16,
				.key_size = {
					.min = 16,
					.max = 32,
					.increment = 8
				},
				.iv_size = {
					.min = 16,
					.max = 16,
					.increment = 0
				}
			}, }
		}, }
	},
	{	/* AES ECB */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
			{.cipher = {
				.algo = RTE_CRYPTO_CIPHER_AES_ECB,
				.block_size = 16,
				.key_size = {
					.min = 16,
					.max = 32,
					.increment = 8
				},
				.iv_size = {
					.min = 0,
					.max = 0,
					.increment = 0
				}
			}, }
		}, }
	},
	{	/* AES GCM */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AEAD,
			{.aead = {
				.algo = RTE_CRYPTO_AEAD_AES_GCM,
				.block_size = 16,
				.key_size = {
					.min = 16,
					.max = 32,
					.increment = 8
				},
				.digest_size = {
					.min = 16,
					.max = 16,
					.increment = 0
				},
				.aad_size = {
					.min = 8,
					.max = 12,
					.increment = 4
				},
				.iv_size = {
					.min = 12,
					.max = 16,
					.increment = 4
				}
			}, }
		}, }
	},
	{	/* AES GMAC (AUTH) */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
			{.auth = {
				.algo = RTE_CRYPTO_AUTH_AES_GMAC,
				.block_size = 16,
				.key_size = {
					.min = 16,
					.max = 32,
					.increment = 8
				},
				.digest_size = {
					.min = 16,
					.max = 16,
					.increment = 0
				},
				.iv_size = {
					.min = 8,
					.max = 65532,
					.increment = 4
				}
			}, }
		}, }
	},
	{	/* 3DES CBC */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
			{.cipher = {
				.algo = RTE_CRYPTO_CIPHER_3DES_CBC,
				.block_size = 8,
				.key_size = {
					.min = 24,
					.max = 24,
					.increment = 0
				},
				.iv_size = {
					.min = 8,
					.max = 8,
					.increment = 0
				}
			}, }
		}, }
	},
	{	/* 3DES CTR */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
			{.cipher = {
				.algo = RTE_CRYPTO_CIPHER_3DES_CTR,
				.block_size = 8,
				.key_size = {
					.min = 24,
					.max = 24,
					.increment = 0
				},
				.iv_size = {
					.min = 8,
					.max = 8,
					.increment = 0
				}
			}, }
		}, }
	},
	{	/* 3DES ECB */
		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
		{.sym = {
			.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
			{.cipher = {
				.algo = RTE_CRYPTO_CIPHER_3DES_ECB,
				.block_size = 8,
				.key_size = {
					.min = 24,
					.max = 24,
					.increment = 0
				},
				.iv_size = {
					.min = 0,
					.max = 0,
					.increment = 0
				}
			}, }
		}, }
	},
	{	/* 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 = {
					.min = 0,
					.max = 0,
					.increment = 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 = {
					.min = 0,
					.max = 0,
					.increment = 0
				}
			}, },
		}, }
	},

	RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
};


/**
 * Configure device (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 * @param config Pointer to configuration structure.
 * @returns 0. Always.
 */
static int
mrvl_crypto_pmd_config(__rte_unused struct rte_cryptodev *dev,
		__rte_unused struct rte_cryptodev_config *config)
{
	return 0;
}

/**
 * Start device (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 * @returns 0. Always.
 */
static int
mrvl_crypto_pmd_start(__rte_unused struct rte_cryptodev *dev)
{
	return 0;
}

/**
 * Stop device (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 * @returns 0. Always.
 */
static void
mrvl_crypto_pmd_stop(__rte_unused struct rte_cryptodev *dev)
{
}

/**
 * Get device statistics (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 * @param stats Pointer to statistics structure [out].
 */
static void
mrvl_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 mrvl_crypto_qp *qp = dev->data->queue_pairs[qp_id];

		stats->enqueued_count += qp->stats.enqueued_count;
		stats->dequeued_count += qp->stats.dequeued_count;

		stats->enqueue_err_count += qp->stats.enqueue_err_count;
		stats->dequeue_err_count += qp->stats.dequeue_err_count;
	}
}

/**
 * Reset device statistics (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 */
static void
mrvl_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 mrvl_crypto_qp *qp = dev->data->queue_pairs[qp_id];

		memset(&qp->stats, 0, sizeof(qp->stats));
	}
}

/**
 * Get device info (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 * @param dev_info Pointer to the device info structure [out].
 */
static void
mrvl_crypto_pmd_info_get(struct rte_cryptodev *dev,
		struct rte_cryptodev_info *dev_info)
{
	struct mrvl_crypto_private *internals = dev->data->dev_private;

	if (dev_info != NULL) {
		dev_info->driver_id = dev->driver_id;
		dev_info->feature_flags = dev->feature_flags;
		dev_info->capabilities = mrvl_crypto_pmd_capabilities;
		dev_info->max_nb_queue_pairs = internals->max_nb_qpairs;
		dev_info->sym.max_nb_sessions = internals->max_nb_sessions;
	}
}

/**
 * Release queue pair (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 * @param qp_id ID of Queue Pair to release.
 * @returns 0. Always.
 */
static int
mrvl_crypto_pmd_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
{
	struct mrvl_crypto_qp *qp =
			(struct mrvl_crypto_qp *)dev->data->queue_pairs[qp_id];

	if (dev->data->queue_pairs[qp_id] != NULL) {
		sam_cio_flush(qp->cio);
		sam_cio_deinit(qp->cio);
		rte_free(dev->data->queue_pairs[qp_id]);
		dev->data->queue_pairs[qp_id] = NULL;
	}

	return 0;
}

/**
 * Close device (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 * @returns 0. Always.
 */
static int
mrvl_crypto_pmd_close(struct rte_cryptodev *dev)
{
	int qp_id;

	for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++)
		mrvl_crypto_pmd_qp_release(dev, qp_id);

	return 0;
}

/**
 * Setup a queue pair (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 * @param qp_id ID of the Queue Pair.
 * @param qp_conf Queue pair configuration (nb of descriptors).
 * @param socket_id NUMA socket to allocate memory on.
 * @returns 0 upon success, negative value otherwise.
 */
static int
mrvl_crypto_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
		const struct rte_cryptodev_qp_conf *qp_conf,
		int socket_id)
{
	struct mrvl_crypto_qp *qp = NULL;
	char match[RTE_CRYPTODEV_NAME_MAX_LEN];
	unsigned int n;

	/* Allocate the queue pair data structure. */
	qp = rte_zmalloc_socket("MRVL Crypto PMD Queue Pair", sizeof(*qp),
					RTE_CACHE_LINE_SIZE, socket_id);
	if (qp == NULL)
		return -ENOMEM;

	/* Free old qp prior setup if needed. */
	if (dev->data->queue_pairs[qp_id] != NULL)
		mrvl_crypto_pmd_qp_release(dev, qp_id);

	do { /* Error handling block */

		/*
		 * This extra check is necessary due to a bug in
		 * crypto library.
		 */
		int num = sam_get_num_inst();
		if (num == 0) {
			MRVL_LOG(ERR, "No crypto engines detected!");
			return -1;
		}

		/*
		 * In case two crypto engines are enabled qps will
		 * be evenly spread among them. Even and odd qps will
		 * be handled by cio-0 and cio-1 respectively. qp-cio mapping
		 * will look as follows:
		 *
		 * qp:      0        1        2        3
		 * cio-x:y: cio-0:0, cio-1:0, cio-0:1, cio-1:1
		 *
		 * qp:      4        5        6        7
		 * cio-x:y: cio-0:2, cio-1:2, cio-0:3, cio-1:3
		 *
		 * In case just one engine is enabled mapping will look as
		 * follows:
		 * qp:      0        1        2        3
		 * cio-x:y: cio-0:0, cio-0:1, cio-0:2, cio-0:3
		 */
		n = snprintf(match, sizeof(match), "cio-%u:%u",
				qp_id % num, qp_id / num);

		if (n >= sizeof(match))
			break;

		qp->cio_params.match = match;
		qp->cio_params.size = qp_conf->nb_descriptors;

		if (sam_cio_init(&qp->cio_params, &qp->cio) < 0)
			break;

		qp->sess_mp = qp_conf->mp_session;
		qp->sess_mp_priv = qp_conf->mp_session_private;

		memset(&qp->stats, 0, sizeof(qp->stats));
		dev->data->queue_pairs[qp_id] = qp;
		return 0;
	} while (0);

	rte_free(qp);
	return -1;
}

/** Returns the size of the session structure (PMD ops callback).
 *
 * @param dev Pointer to the device structure [Unused].
 * @returns Size of Marvell crypto session.
 */
static unsigned
mrvl_crypto_pmd_sym_session_get_size(__rte_unused struct rte_cryptodev *dev)
{
	return sizeof(struct mrvl_crypto_session);
}

/** Configure the session from a crypto xform chain (PMD ops callback).
 *
 * @param dev Pointer to the device structure.
 * @param xform Pointer to the crypto configuration structure.
 * @param sess Pointer to the empty session structure.
 * @returns 0 upon success, negative value otherwise.
 */
static int
mrvl_crypto_pmd_sym_session_configure(__rte_unused struct rte_cryptodev *dev,
		struct rte_crypto_sym_xform *xform,
		struct rte_cryptodev_sym_session *sess,
		struct rte_mempool *mp)
{
	struct mrvl_crypto_session *mrvl_sess;
	void *sess_private_data;
	int ret;

	if (sess == NULL) {
		MRVL_LOG(ERR, "Invalid session struct!");
		return -EINVAL;
	}

	if (rte_mempool_get(mp, &sess_private_data)) {
		CDEV_LOG_ERR("Couldn't get object from session mempool.");
		return -ENOMEM;
	}

	memset(sess_private_data, 0, sizeof(struct mrvl_crypto_session));

	ret = mrvl_crypto_set_session_parameters(sess_private_data, xform);
	if (ret != 0) {
		MRVL_LOG(ERR, "Failed to 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);

	mrvl_sess = (struct mrvl_crypto_session *)sess_private_data;
	if (sam_session_create(&mrvl_sess->sam_sess_params,
				&mrvl_sess->sam_sess) < 0) {
		MRVL_LOG(DEBUG, "Failed to create session!");
		return -EIO;
	}

	/* free the keys memory allocated for session creation */
	if (mrvl_sess->sam_sess_params.cipher_key != NULL)
		free(mrvl_sess->sam_sess_params.cipher_key);
	if (mrvl_sess->sam_sess_params.auth_key != NULL)
		free(mrvl_sess->sam_sess_params.auth_key);

	return 0;
}

/**
 * Clear the memory of session so it doesn't leave key material behind.
 *
 * @param dev Pointer to the device structure.
 * @returns 0. Always.
 */
static void
mrvl_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) {
		struct mrvl_crypto_session *mrvl_sess =
			(struct mrvl_crypto_session *)sess_priv;

		if (mrvl_sess->sam_sess &&
		    sam_session_destroy(mrvl_sess->sam_sess) < 0) {
			MRVL_LOG(ERR, "Error while destroying session!");
		}

		memset(sess, 0, sizeof(struct mrvl_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);
	}
}

/**
 * PMD handlers for crypto ops.
 */
static struct rte_cryptodev_ops mrvl_crypto_pmd_ops = {
		.dev_configure		= mrvl_crypto_pmd_config,
		.dev_start		= mrvl_crypto_pmd_start,
		.dev_stop		= mrvl_crypto_pmd_stop,
		.dev_close		= mrvl_crypto_pmd_close,

		.dev_infos_get		= mrvl_crypto_pmd_info_get,

		.stats_get		= mrvl_crypto_pmd_stats_get,
		.stats_reset		= mrvl_crypto_pmd_stats_reset,

		.queue_pair_setup	= mrvl_crypto_pmd_qp_setup,
		.queue_pair_release	= mrvl_crypto_pmd_qp_release,

		.sym_session_get_size	= mrvl_crypto_pmd_sym_session_get_size,
		.sym_session_configure	= mrvl_crypto_pmd_sym_session_configure,
		.sym_session_clear	= mrvl_crypto_pmd_sym_session_clear
};

struct rte_cryptodev_ops *rte_mrvl_crypto_pmd_ops = &mrvl_crypto_pmd_ops;
Commit	Line	Data
11fdf7f2 TL	1	/* SPDX-License-Identifier: BSD-3-Clause
	2	* Copyright(c) 2017 Marvell International Ltd.
	3	* Copyright(c) 2017 Semihalf.
	4	* All rights reserved.
	5	*/
	6
	7	#include <string.h>
	8
	9	#include <rte_common.h>
	10	#include <rte_malloc.h>
	11	#include <rte_cryptodev_pmd.h>
	12
f67539c2	13	#include "mrvl_pmd_private.h"
11fdf7f2 TL	14
	15	/**
	16	* Capabilities list to be used in reporting to DPDK.
	17	*/
	18	static const struct rte_cryptodev_capabilities
	19	mrvl_crypto_pmd_capabilities[] = {
	20	{ /* MD5 HMAC */
	21	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	22	{.sym = {
	23	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	24	{.auth = {
	25	.algo = RTE_CRYPTO_AUTH_MD5_HMAC,
	26	.block_size = 64,
	27	.key_size = {
	28	.min = 1,
	29	.max = 64,
	30	.increment = 1
	31	},
	32	.digest_size = {
9f95a23c	33	.min = 12,
11fdf7f2	34	.max = 16,
9f95a23c	35	.increment = 4
11fdf7f2 TL	36	},
	37	}, }
	38	}, }
	39	},
	40	{ /* MD5 */
	41	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	42	{.sym = {
	43	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	44	{.auth = {
	45	.algo = RTE_CRYPTO_AUTH_MD5,
	46	.block_size = 64,
	47	.key_size = {
	48	.min = 0,
	49	.max = 0,
	50	.increment = 0
	51	},
	52	.digest_size = {
9f95a23c	53	.min = 12,
11fdf7f2	54	.max = 16,
9f95a23c	55	.increment = 4
11fdf7f2 TL	56	},
	57	}, }
	58	}, }
	59	},
	60	{ /* SHA1 HMAC */
	61	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	62	{.sym = {
	63	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	64	{.auth = {
	65	.algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
	66	.block_size = 64,
	67	.key_size = {
	68	.min = 1,
	69	.max = 64,
	70	.increment = 1
	71	},
	72	.digest_size = {
9f95a23c	73	.min = 12,
11fdf7f2	74	.max = 20,
9f95a23c	75	.increment = 4
11fdf7f2 TL	76	},
	77	}, }
	78	}, }
	79	},
	80	{ /* SHA1 */
	81	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	82	{.sym = {
	83	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	84	{.auth = {
	85	.algo = RTE_CRYPTO_AUTH_SHA1,
	86	.block_size = 64,
	87	.key_size = {
	88	.min = 0,
	89	.max = 0,
	90	.increment = 0
	91	},
	92	.digest_size = {
9f95a23c	93	.min = 12,
11fdf7f2	94	.max = 20,
9f95a23c TL	95	.increment = 4
	96	},
	97	}, }
	98	}, }
	99	},
	100	{
	101	/* SHA224 HMAC */
	102	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	103	{.sym = {
	104	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	105	{.auth = {
	106	.algo = RTE_CRYPTO_AUTH_SHA224_HMAC,
	107	.block_size = 64,
	108	.key_size = {
	109	.min = 1,
	110	.max = 64,
	111	.increment = 1
	112	},
	113	.digest_size = {
	114	.min = 28,
	115	.max = 28,
11fdf7f2 TL	116	.increment = 0
	117	},
	118	}, }
	119	}, }
	120	},
	121	{ /* SHA224 */
	122	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	123	{.sym = {
	124	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	125	{.auth = {
	126	.algo = RTE_CRYPTO_AUTH_SHA224,
	127	.block_size = 64,
	128	.key_size = {
	129	.min = 0,
	130	.max = 0,
	131	.increment = 0
	132	},
	133	.digest_size = {
9f95a23c	134	.min = 12,
11fdf7f2	135	.max = 28,
9f95a23c	136	.increment = 4
11fdf7f2 TL	137	},
	138	}, }
	139	}, }
	140	},
	141	{ /* SHA256 HMAC */
	142	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	143	{.sym = {
	144	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	145	{.auth = {
	146	.algo = RTE_CRYPTO_AUTH_SHA256_HMAC,
	147	.block_size = 64,
	148	.key_size = {
	149	.min = 1,
	150	.max = 64,
	151	.increment = 1
	152	},
	153	.digest_size = {
9f95a23c	154	.min = 12,
11fdf7f2	155	.max = 32,
9f95a23c	156	.increment = 4
11fdf7f2 TL	157	},
	158	}, }
	159	}, }
	160	},
	161	{ /* SHA256 */
	162	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	163	{.sym = {
	164	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	165	{.auth = {
	166	.algo = RTE_CRYPTO_AUTH_SHA256,
	167	.block_size = 64,
	168	.key_size = {
	169	.min = 0,
	170	.max = 0,
	171	.increment = 0
	172	},
	173	.digest_size = {
9f95a23c	174	.min = 12,
11fdf7f2	175	.max = 32,
9f95a23c	176	.increment = 4
11fdf7f2 TL	177	},
	178	}, }
	179	}, }
	180	},
	181	{ /* SHA384 HMAC */
	182	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	183	{.sym = {
	184	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	185	{.auth = {
	186	.algo = RTE_CRYPTO_AUTH_SHA384_HMAC,
	187	.block_size = 128,
	188	.key_size = {
	189	.min = 1,
	190	.max = 128,
	191	.increment = 1
	192	},
	193	.digest_size = {
9f95a23c	194	.min = 12,
11fdf7f2	195	.max = 48,
9f95a23c	196	.increment = 4
11fdf7f2 TL	197	},
	198	}, }
	199	}, }
	200	},
	201	{ /* SHA384 */
	202	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	203	{.sym = {
	204	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	205	{.auth = {
	206	.algo = RTE_CRYPTO_AUTH_SHA384,
	207	.block_size = 128,
	208	.key_size = {
	209	.min = 0,
	210	.max = 0,
	211	.increment = 0
	212	},
	213	.digest_size = {
9f95a23c	214	.min = 12,
11fdf7f2	215	.max = 48,
9f95a23c	216	.increment = 4
11fdf7f2 TL	217	},
	218	}, }
	219	}, }
	220	},
	221	{ /* SHA512 HMAC */
	222	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	223	{.sym = {
	224	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	225	{.auth = {
	226	.algo = RTE_CRYPTO_AUTH_SHA512_HMAC,
	227	.block_size = 128,
	228	.key_size = {
	229	.min = 1,
	230	.max = 128,
	231	.increment = 1
	232	},
	233	.digest_size = {
9f95a23c TL	234	.min = 12,
	235	.max = 48,
	236	.increment = 4
11fdf7f2 TL	237	},
	238	}, }
	239	}, }
	240	},
	241	{ /* SHA512 */
	242	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	243	{.sym = {
	244	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	245	{.auth = {
	246	.algo = RTE_CRYPTO_AUTH_SHA512,
	247	.block_size = 128,
	248	.key_size = {
	249	.min = 0,
	250	.max = 0,
	251	.increment = 0
	252	},
	253	.digest_size = {
9f95a23c TL	254	.min = 12,
9f95a23c TL	255	.max = 48,
11fdf7f2 TL	256	.increment = 0
	257	},
	258	}, }
	259	}, }
	260	},
	261	{ /* AES CBC */
	262	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	263	{.sym = {
	264	.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
	265	{.cipher = {
	266	.algo = RTE_CRYPTO_CIPHER_AES_CBC,
	267	.block_size = 16,
	268	.key_size = {
	269	.min = 16,
	270	.max = 32,
	271	.increment = 8
	272	},
	273	.iv_size = {
	274	.min = 16,
	275	.max = 16,
	276	.increment = 0
	277	}
	278	}, }
	279	}, }
	280	},
	281	{ /* AES CTR */
	282	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	283	{.sym = {
	284	.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
	285	{.cipher = {
	286	.algo = RTE_CRYPTO_CIPHER_AES_CTR,
	287	.block_size = 16,
	288	.key_size = {
	289	.min = 16,
	290	.max = 32,
	291	.increment = 8
	292	},
	293	.iv_size = {
	294	.min = 16,
	295	.max = 16,
	296	.increment = 0
	297	}
	298	}, }
	299	}, }
	300	},
9f95a23c TL	301	{ /* AES ECB */
	302	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	303	{.sym = {
	304	.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
	305	{.cipher = {
	306	.algo = RTE_CRYPTO_CIPHER_AES_ECB,
	307	.block_size = 16,
	308	.key_size = {
	309	.min = 16,
	310	.max = 32,
	311	.increment = 8
	312	},
	313	.iv_size = {
	314	.min = 0,
	315	.max = 0,
	316	.increment = 0
	317	}
	318	}, }
	319	}, }
	320	},
11fdf7f2 TL	321	{ /* AES GCM */
	322	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	323	{.sym = {
	324	.xform_type = RTE_CRYPTO_SYM_XFORM_AEAD,
	325	{.aead = {
	326	.algo = RTE_CRYPTO_AEAD_AES_GCM,
	327	.block_size = 16,
	328	.key_size = {
	329	.min = 16,
	330	.max = 32,
	331	.increment = 8
	332	},
	333	.digest_size = {
	334	.min = 16,
	335	.max = 16,
	336	.increment = 0
	337	},
	338	.aad_size = {
	339	.min = 8,
	340	.max = 12,
	341	.increment = 4
	342	},
	343	.iv_size = {
	344	.min = 12,
	345	.max = 16,
	346	.increment = 4
	347	}
	348	}, }
	349	}, }
	350	},
	351	{ /* AES GMAC (AUTH) */
	352	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	353	{.sym = {
	354	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	355	{.auth = {
	356	.algo = RTE_CRYPTO_AUTH_AES_GMAC,
	357	.block_size = 16,
	358	.key_size = {
	359	.min = 16,
	360	.max = 32,
	361	.increment = 8
	362	},
	363	.digest_size = {
	364	.min = 16,
	365	.max = 16,
	366	.increment = 0
	367	},
	368	.iv_size = {
	369	.min = 8,
	370	.max = 65532,
	371	.increment = 4
	372	}
	373	}, }
	374	}, }
	375	},
	376	{ /* 3DES CBC */
	377	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	378	{.sym = {
	379	.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
	380	{.cipher = {
	381	.algo = RTE_CRYPTO_CIPHER_3DES_CBC,
	382	.block_size = 8,
	383	.key_size = {
	384	.min = 24,
385	.max = 24,
386	.increment = 0
387	},
388	.iv_size = {
389	.min = 8,
390	.max = 8,
391	.increment = 0
392	}
393	}, }
394	}, }
395	},
396	{ /* 3DES CTR */
397	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
398	{.sym = {
399	.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
400	{.cipher = {
401	.algo = RTE_CRYPTO_CIPHER_3DES_CTR,
402	.block_size = 8,
403	.key_size = {
404	.min = 24,
405	.max = 24,
406	.increment = 0
407	},
408	.iv_size = {
409	.min = 8,
410	.max = 8,
411	.increment = 0
412	}
413	}, }
414	}, }
415	},
9f95a23c TL	416	{ /* 3DES ECB */
	417	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	418	{.sym = {
	419	.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
	420	{.cipher = {
	421	.algo = RTE_CRYPTO_CIPHER_3DES_ECB,
	422	.block_size = 8,
	423	.key_size = {
	424	.min = 24,
	425	.max = 24,
	426	.increment = 0
	427	},
	428	.iv_size = {
	429	.min = 0,
	430	.max = 0,
	431	.increment = 0
	432	}
	433	}, }
	434	}, }
	435	},
	436	{ /* NULL (AUTH) */
	437	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	438	{.sym = {
	439	.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
	440	{.auth = {
	441	.algo = RTE_CRYPTO_AUTH_NULL,
	442	.block_size = 1,
	443	.key_size = {
	444	.min = 0,
	445	.max = 0,
	446	.increment = 0
	447	},
	448	.digest_size = {
	449	.min = 0,
	450	.max = 0,
	451	.increment = 0
	452	},
	453	.iv_size = {
	454	.min = 0,
	455	.max = 0,
	456	.increment = 0
	457	}
	458	}, },
	459	}, },
	460	},
	461	{ /* NULL (CIPHER) */
	462	.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
	463	{.sym = {
	464	.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
	465	{.cipher = {
	466	.algo = RTE_CRYPTO_CIPHER_NULL,
	467	.block_size = 1,
	468	.key_size = {
	469	.min = 0,
	470	.max = 0,
	471	.increment = 0
	472	},
	473	.iv_size = {
	474	.min = 0,
	475	.max = 0,
	476	.increment = 0
	477	}
	478	}, },
	479	}, }
480	},
11fdf7f2 TL	481
	482	RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
	483	};
	484
	485
	486	/**
	487	* Configure device (PMD ops callback).
	488	*
	489	* @param dev Pointer to the device structure.
	490	* @param config Pointer to configuration structure.
	491	* @returns 0. Always.
	492	*/
	493	static int
	494	mrvl_crypto_pmd_config(__rte_unused struct rte_cryptodev *dev,
	495	__rte_unused struct rte_cryptodev_config *config)
	496	{
	497	return 0;
	498	}
	499
	500	/**
	501	* Start device (PMD ops callback).
	502	*
	503	* @param dev Pointer to the device structure.
	504	* @returns 0. Always.
	505	*/
	506	static int
	507	mrvl_crypto_pmd_start(__rte_unused struct rte_cryptodev *dev)
	508	{
	509	return 0;
	510	}
	511
	512	/**
	513	* Stop device (PMD ops callback).
	514	*
	515	* @param dev Pointer to the device structure.
	516	* @returns 0. Always.
	517	*/
	518	static void
	519	mrvl_crypto_pmd_stop(__rte_unused struct rte_cryptodev *dev)
	520	{
	521	}
	522
	523	/**
	524	* Get device statistics (PMD ops callback).
	525	*
	526	* @param dev Pointer to the device structure.
	527	* @param stats Pointer to statistics structure [out].
	528	*/
	529	static void
	530	mrvl_crypto_pmd_stats_get(struct rte_cryptodev *dev,
	531	struct rte_cryptodev_stats *stats)
	532	{
	533	int qp_id;
	534
	535	for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
	536	struct mrvl_crypto_qp *qp = dev->data->queue_pairs[qp_id];
	537
	538	stats->enqueued_count += qp->stats.enqueued_count;
	539	stats->dequeued_count += qp->stats.dequeued_count;
	540
	541	stats->enqueue_err_count += qp->stats.enqueue_err_count;
	542	stats->dequeue_err_count += qp->stats.dequeue_err_count;
	543	}
	544	}
545
546	/**
547	* Reset device statistics (PMD ops callback).
548	*
549	* @param dev Pointer to the device structure.
550	*/
551	static void
552	mrvl_crypto_pmd_stats_reset(struct rte_cryptodev *dev)
553	{
554	int qp_id;
555
556	for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
557	struct mrvl_crypto_qp *qp = dev->data->queue_pairs[qp_id];
558
559	memset(&qp->stats, 0, sizeof(qp->stats));
560	}
561	}
562
563	/**
564	* Get device info (PMD ops callback).
565	*
566	* @param dev Pointer to the device structure.
567	* @param dev_info Pointer to the device info structure [out].
568	*/
569	static void
570	mrvl_crypto_pmd_info_get(struct rte_cryptodev *dev,
571	struct rte_cryptodev_info *dev_info)
572	{
573	struct mrvl_crypto_private *internals = dev->data->dev_private;
574
575	if (dev_info != NULL) {
576	dev_info->driver_id = dev->driver_id;
577	dev_info->feature_flags = dev->feature_flags;
578	dev_info->capabilities = mrvl_crypto_pmd_capabilities;
579	dev_info->max_nb_queue_pairs = internals->max_nb_qpairs;
580	dev_info->sym.max_nb_sessions = internals->max_nb_sessions;
581	}
582	}
583
584	/**
585	* Release queue pair (PMD ops callback).
586	*
587	* @param dev Pointer to the device structure.
588	* @param qp_id ID of Queue Pair to release.
589	* @returns 0. Always.
590	*/
591	static int
592	mrvl_crypto_pmd_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
593	{
594	struct mrvl_crypto_qp *qp =
595	(struct mrvl_crypto_qp *)dev->data->queue_pairs[qp_id];
596
597	if (dev->data->queue_pairs[qp_id] != NULL) {
598	sam_cio_flush(qp->cio);
599	sam_cio_deinit(qp->cio);
600	rte_free(dev->data->queue_pairs[qp_id]);
601	dev->data->queue_pairs[qp_id] = NULL;
602	}
603
604	return 0;
605	}
606
607	/**
608	* Close device (PMD ops callback).
609	*
610	* @param dev Pointer to the device structure.
611	* @returns 0. Always.
612	*/
613	static int
614	mrvl_crypto_pmd_close(struct rte_cryptodev *dev)
615	{
616	int qp_id;
617
618	for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++)
619	mrvl_crypto_pmd_qp_release(dev, qp_id);
620
621	return 0;
622	}
623
624	/**
625	* Setup a queue pair (PMD ops callback).
626	*
627	* @param dev Pointer to the device structure.
628	* @param qp_id ID of the Queue Pair.
629	* @param qp_conf Queue pair configuration (nb of descriptors).
630	* @param socket_id NUMA socket to allocate memory on.
631	* @returns 0 upon success, negative value otherwise.
632	*/
633	static int
634	mrvl_crypto_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
635	const struct rte_cryptodev_qp_conf *qp_conf,
9f95a23c	636	int socket_id)
11fdf7f2 TL	637	{
	638	struct mrvl_crypto_qp *qp = NULL;
	639	char match[RTE_CRYPTODEV_NAME_MAX_LEN];
	640	unsigned int n;
	641
	642	/* Allocate the queue pair data structure. */
	643	qp = rte_zmalloc_socket("MRVL Crypto PMD Queue Pair", sizeof(*qp),
	644	RTE_CACHE_LINE_SIZE, socket_id);
	645	if (qp == NULL)
	646	return -ENOMEM;
	647
	648	/* Free old qp prior setup if needed. */
	649	if (dev->data->queue_pairs[qp_id] != NULL)
	650	mrvl_crypto_pmd_qp_release(dev, qp_id);
	651
	652	do { /* Error handling block */
	653
	654	/*
	655	* This extra check is necessary due to a bug in
	656	* crypto library.
	657	*/
	658	int num = sam_get_num_inst();
	659	if (num == 0) {
9f95a23c	660	MRVL_LOG(ERR, "No crypto engines detected!");
11fdf7f2 TL	661	return -1;
	662	}
	663
	664	/*
	665	* In case two crypto engines are enabled qps will
	666	* be evenly spread among them. Even and odd qps will
	667	* be handled by cio-0 and cio-1 respectively. qp-cio mapping
	668	* will look as follows:
	669	*
	670	* qp: 0 1 2 3
	671	* cio-x:y: cio-0:0, cio-1:0, cio-0:1, cio-1:1
	672	*
	673	* qp: 4 5 6 7
	674	* cio-x:y: cio-0:2, cio-1:2, cio-0:3, cio-1:3
	675	*
	676	* In case just one engine is enabled mapping will look as
	677	* follows:
	678	* qp: 0 1 2 3
	679	* cio-x:y: cio-0:0, cio-0:1, cio-0:2, cio-0:3
	680	*/
	681	n = snprintf(match, sizeof(match), "cio-%u:%u",
	682	qp_id % num, qp_id / num);
	683
	684	if (n >= sizeof(match))
	685	break;
	686
	687	qp->cio_params.match = match;
	688	qp->cio_params.size = qp_conf->nb_descriptors;
	689
	690	if (sam_cio_init(&qp->cio_params, &qp->cio) < 0)
	691	break;
	692
9f95a23c TL	693	qp->sess_mp = qp_conf->mp_session;
9f95a23c TL	694	qp->sess_mp_priv = qp_conf->mp_session_private;
11fdf7f2 TL	695
	696	memset(&qp->stats, 0, sizeof(qp->stats));
	697	dev->data->queue_pairs[qp_id] = qp;
	698	return 0;
	699	} while (0);
	700
	701	rte_free(qp);
	702	return -1;
	703	}
	704
11fdf7f2 TL	705	/** Returns the size of the session structure (PMD ops callback).
	706	*
	707	* @param dev Pointer to the device structure [Unused].
	708	* @returns Size of Marvell crypto session.
	709	*/
	710	static unsigned
	711	mrvl_crypto_pmd_sym_session_get_size(__rte_unused struct rte_cryptodev *dev)
	712	{
	713	return sizeof(struct mrvl_crypto_session);
	714	}
	715
	716	/** Configure the session from a crypto xform chain (PMD ops callback).
	717	*
	718	* @param dev Pointer to the device structure.
f67539c2	719	* @param xform Pointer to the crypto configuration structure.
11fdf7f2 TL	720	* @param sess Pointer to the empty session structure.
	721	* @returns 0 upon success, negative value otherwise.
	722	*/
	723	static int
	724	mrvl_crypto_pmd_sym_session_configure(__rte_unused struct rte_cryptodev *dev,
	725	struct rte_crypto_sym_xform *xform,
	726	struct rte_cryptodev_sym_session *sess,
	727	struct rte_mempool *mp)
	728	{
	729	struct mrvl_crypto_session *mrvl_sess;
	730	void *sess_private_data;
	731	int ret;
	732
	733	if (sess == NULL) {
9f95a23c	734	MRVL_LOG(ERR, "Invalid session struct!");
11fdf7f2 TL	735	return -EINVAL;
	736	}
	737
	738	if (rte_mempool_get(mp, &sess_private_data)) {
	739	CDEV_LOG_ERR("Couldn't get object from session mempool.");
	740	return -ENOMEM;
	741	}
	742
f67539c2 TL	743	memset(sess_private_data, 0, sizeof(struct mrvl_crypto_session));
f67539c2 TL	744
11fdf7f2 TL	745	ret = mrvl_crypto_set_session_parameters(sess_private_data, xform);
11fdf7f2 TL	746	if (ret != 0) {
9f95a23c	747	MRVL_LOG(ERR, "Failed to configure session parameters!");
11fdf7f2 TL	748
	749	/* Return session to mempool */
	750	rte_mempool_put(mp, sess_private_data);
	751	return ret;
	752	}
	753
	754	set_sym_session_private_data(sess, dev->driver_id, sess_private_data);
	755
	756	mrvl_sess = (struct mrvl_crypto_session *)sess_private_data;
	757	if (sam_session_create(&mrvl_sess->sam_sess_params,
	758	&mrvl_sess->sam_sess) < 0) {
9f95a23c	759	MRVL_LOG(DEBUG, "Failed to create session!");
11fdf7f2 TL	760	return -EIO;
	761	}
	762
f67539c2 TL	763	/* free the keys memory allocated for session creation */
	764	if (mrvl_sess->sam_sess_params.cipher_key != NULL)
	765	free(mrvl_sess->sam_sess_params.cipher_key);
	766	if (mrvl_sess->sam_sess_params.auth_key != NULL)
	767	free(mrvl_sess->sam_sess_params.auth_key);
	768
11fdf7f2 TL	769	return 0;
	770	}
	771
	772	/**
	773	* Clear the memory of session so it doesn't leave key material behind.
	774	*
	775	* @param dev Pointer to the device structure.
	776	* @returns 0. Always.
	777	*/
	778	static void
	779	mrvl_crypto_pmd_sym_session_clear(struct rte_cryptodev *dev,
	780	struct rte_cryptodev_sym_session *sess)
	781	{
	782
	783	uint8_t index = dev->driver_id;
	784	void *sess_priv = get_sym_session_private_data(sess, index);
	785
	786	/* Zero out the whole structure */
	787	if (sess_priv) {
	788	struct mrvl_crypto_session *mrvl_sess =
	789	(struct mrvl_crypto_session *)sess_priv;
	790
	791	if (mrvl_sess->sam_sess &&
	792	sam_session_destroy(mrvl_sess->sam_sess) < 0) {
9f95a23c	793	MRVL_LOG(ERR, "Error while destroying session!");
11fdf7f2 TL	794	}
	795
	796	memset(sess, 0, sizeof(struct mrvl_crypto_session));
	797	struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
	798	set_sym_session_private_data(sess, index, NULL);
	799	rte_mempool_put(sess_mp, sess_priv);
	800	}
	801	}
	802
	803	/**
	804	* PMD handlers for crypto ops.
	805	*/
	806	static struct rte_cryptodev_ops mrvl_crypto_pmd_ops = {
	807	.dev_configure = mrvl_crypto_pmd_config,
	808	.dev_start = mrvl_crypto_pmd_start,
	809	.dev_stop = mrvl_crypto_pmd_stop,
	810	.dev_close = mrvl_crypto_pmd_close,
	811
	812	.dev_infos_get = mrvl_crypto_pmd_info_get,
	813
	814	.stats_get = mrvl_crypto_pmd_stats_get,
	815	.stats_reset = mrvl_crypto_pmd_stats_reset,
	816
	817	.queue_pair_setup = mrvl_crypto_pmd_qp_setup,
	818	.queue_pair_release = mrvl_crypto_pmd_qp_release,
11fdf7f2 TL	819
	820	.sym_session_get_size = mrvl_crypto_pmd_sym_session_get_size,
	821	.sym_session_configure = mrvl_crypto_pmd_sym_session_configure,
	822	.sym_session_clear = mrvl_crypto_pmd_sym_session_clear
	823	};
	824
	825	struct rte_cryptodev_ops *rte_mrvl_crypto_pmd_ops = &mrvl_crypto_pmd_ops;