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rte_mrvl_pmd_ops.c
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rte_mrvl_pmd_ops.c
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/* 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 <cryptodev_pmd.h>
#include <rte_security_driver.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 = 12,
.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 = 64,
.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 = 64,
.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 = 0,
.max = 64,
.increment = 1
},
.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 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
*
* 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 of three crypto engines are enabled qps will
* be mapped as following:
*
* qp: 0 1 2 3
* cio-x:y: cio-0:0, cio-1:0, cio-2:0, cio-0:1
*
* qp: 4 5 6 7
* cio-x:y: cio-1:1, cio-2:1, cio-0:2, cio-1:2
*
* qp: 8 9 10 11
* cio-x:y: cio-2:2, cio-0:3, cio-1:3, cio-2:3
*/
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(mrvl_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;
/* IPSEC full offloading */
/** Configure the session from a crypto xform chain (PMD ops callback).
*
* @param dev Pointer to the device structure.
* @param conf Pointer to the security session configuration structure.
* @param sess Pointer to the empty session structure.
* @param mempool Pointer to memory pool.
* @returns 0 upon success, negative value otherwise.
*/
static int
mrvl_crypto_pmd_security_session_create(__rte_unused void *dev,
struct rte_security_session_conf *conf,
struct rte_security_session *sess,
struct rte_mempool *mempool)
{
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(mempool, &sess_private_data)) {
MRVL_LOG(ERR, "Couldn't get object from session mempool.");
return -ENOMEM;
}
switch (conf->protocol) {
case RTE_SECURITY_PROTOCOL_IPSEC:
mrvl_sess = (struct mrvl_crypto_session *)sess_private_data;
struct rte_security_ipsec_xform *ipsec_xform = &conf->ipsec;
struct rte_crypto_sym_xform *crypto_xform = conf->crypto_xform;
ret = mrvl_ipsec_set_session_parameters(mrvl_sess,
ipsec_xform,
crypto_xform);
if (ret != 0) {
MRVL_LOG(ERR, "Failed to configure session parameters.");
/* Return session to mempool */
rte_mempool_put(mempool, sess_private_data);
return ret;
}
if (mrvl_sess->sam_sess_params.cipher_mode == SAM_CIPHER_GCM) {
/* Nonce is must for all counter modes */
mrvl_sess->sam_sess_params.cipher_iv =
(uint8_t *)&(conf->ipsec.salt);
}
ret = sam_session_create(&mrvl_sess->sam_sess_params,
&mrvl_sess->sam_sess);
if (ret < 0) {
MRVL_LOG(ERR, "PMD: failed to create IPSEC session.");
/* Return session to mempool */
rte_mempool_put(mempool, sess_private_data);
return ret;
}
break;
case RTE_SECURITY_PROTOCOL_MACSEC:
return -ENOTSUP;
default:
return -EINVAL;
}
set_sec_session_private_data(sess, sess_private_data);
return ret;
}
/** Clear the memory of session so it doesn't leave key material behind */
static int
mrvl_crypto_pmd_security_session_destroy(void *dev __rte_unused,
struct rte_security_session *sess)
{
void *sess_priv = get_sec_session_private_data(sess);
/* Zero out the whole structure */
if (sess_priv) {
struct mrvl_crypto_session *mrvl_sess =
(struct mrvl_crypto_session *)sess_priv;
struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
if (mrvl_sess->sam_sess &&
sam_session_destroy(mrvl_sess->sam_sess) < 0) {
MRVL_LOG(ERR, "Error while destroying session!");
}
rte_free(mrvl_sess->sam_sess_params.cipher_key);
rte_free(mrvl_sess->sam_sess_params.auth_key);
rte_free(mrvl_sess->sam_sess_params.cipher_iv);
memset(sess, 0, sizeof(struct rte_security_session));
set_sec_session_private_data(sess, NULL);
rte_mempool_put(sess_mp, sess_priv);
}
return 0;
}
static const
struct rte_security_capability mrvl_crypto_pmd_sec_security_cap[] = {
{ /* IPsec Lookaside Protocol offload ESP Tunnel Egress */
.action = RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL,
.protocol = RTE_SECURITY_PROTOCOL_IPSEC,
.ipsec = {
.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
.mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
.direction = RTE_SECURITY_IPSEC_SA_DIR_EGRESS,
.options = { 0 },
.replay_win_sz_max = 128
},
.crypto_capabilities = mrvl_crypto_pmd_capabilities
},
{ /* IPsec Lookaside Protocol offload ESP Tunnel Ingress */
.action = RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL,
.protocol = RTE_SECURITY_PROTOCOL_IPSEC,
.ipsec = {
.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
.mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
.direction = RTE_SECURITY_IPSEC_SA_DIR_INGRESS,
.options = { 0 },
.replay_win_sz_max = 128
},
.crypto_capabilities = mrvl_crypto_pmd_capabilities
},
{ /* IPsec Lookaside Protocol offload ESP Transport Egress */
.action = RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL,
.protocol = RTE_SECURITY_PROTOCOL_IPSEC,
.ipsec = {
.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
.mode = RTE_SECURITY_IPSEC_SA_MODE_TRANSPORT,
.direction = RTE_SECURITY_IPSEC_SA_DIR_EGRESS,
.options = { 0 },
.replay_win_sz_max = 128
},
.crypto_capabilities = mrvl_crypto_pmd_capabilities
},
{ /* IPsec Lookaside Protocol offload ESP Transport Ingress */
.action = RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL,
.protocol = RTE_SECURITY_PROTOCOL_IPSEC,
.ipsec = {
.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
.mode = RTE_SECURITY_IPSEC_SA_MODE_TRANSPORT,
.direction = RTE_SECURITY_IPSEC_SA_DIR_INGRESS,
.options = { 0 },
.replay_win_sz_max = 128
},
.crypto_capabilities = mrvl_crypto_pmd_capabilities
},
{
.action = RTE_SECURITY_ACTION_TYPE_NONE
}
};
static const struct rte_security_capability *
mrvl_crypto_pmd_security_capabilities_get(void *device __rte_unused)
{
return mrvl_crypto_pmd_sec_security_cap;