/*-
* BSD LICENSE
*
- * Copyright(c) 2015 Intel Corporation. All rights reserved.
+ * Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
*/
#include <rte_common.h>
-#include <rte_config.h>
#include <rte_hexdump.h>
#include <rte_cryptodev.h>
#include <rte_cryptodev_pmd.h>
#include <rte_dev.h>
#include <rte_malloc.h>
#include <rte_cpuflags.h>
-#include <rte_mbuf_offload.h>
#include "rte_aesni_mb_pmd_private.h"
/** Get xform chain order */
static int
-aesni_mb_get_chain_order(const struct rte_crypto_xform *xform)
+aesni_mb_get_chain_order(const struct rte_crypto_sym_xform *xform)
{
/*
* Multi-buffer only supports HASH_CIPHER or CIPHER_HASH chained
if (xform->next == NULL || xform->next->next != NULL)
return -1;
- if (xform->type == RTE_CRYPTO_XFORM_AUTH &&
- xform->next->type == RTE_CRYPTO_XFORM_CIPHER)
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
+ xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER)
return HASH_CIPHER;
- if (xform->type == RTE_CRYPTO_XFORM_CIPHER &&
- xform->next->type == RTE_CRYPTO_XFORM_AUTH)
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
+ xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH)
return CIPHER_HASH;
return -1;
static int
aesni_mb_set_session_auth_parameters(const struct aesni_mb_ops *mb_ops,
struct aesni_mb_session *sess,
- const struct rte_crypto_xform *xform)
+ const struct rte_crypto_sym_xform *xform)
{
hash_one_block_t hash_oneblock_fn;
- if (xform->type != RTE_CRYPTO_XFORM_AUTH) {
+ if (xform->type != RTE_CRYPTO_SYM_XFORM_AUTH) {
MB_LOG_ERR("Crypto xform struct not of type auth");
return -1;
}
static int
aesni_mb_set_session_cipher_parameters(const struct aesni_mb_ops *mb_ops,
struct aesni_mb_session *sess,
- const struct rte_crypto_xform *xform)
+ const struct rte_crypto_sym_xform *xform)
{
aes_keyexp_t aes_keyexp_fn;
- if (xform->type != RTE_CRYPTO_XFORM_CIPHER) {
+ if (xform->type != RTE_CRYPTO_SYM_XFORM_CIPHER) {
MB_LOG_ERR("Crypto xform struct not of type cipher");
return -1;
}
case RTE_CRYPTO_CIPHER_AES_CBC:
sess->cipher.mode = CBC;
break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ sess->cipher.mode = CNTR;
+ break;
default:
MB_LOG_ERR("Unsupported cipher mode parameter");
return -1;
int
aesni_mb_set_session_parameters(const struct aesni_mb_ops *mb_ops,
struct aesni_mb_session *sess,
- const struct rte_crypto_xform *xform)
+ const struct rte_crypto_sym_xform *xform)
{
- const struct rte_crypto_xform *auth_xform = NULL;
- const struct rte_crypto_xform *cipher_xform = NULL;
+ const struct rte_crypto_sym_xform *auth_xform = NULL;
+ const struct rte_crypto_sym_xform *cipher_xform = NULL;
/* Select Crypto operation - hash then cipher / cipher then hash */
switch (aesni_mb_get_chain_order(xform)) {
/** Get multi buffer session */
static struct aesni_mb_session *
-get_session(struct aesni_mb_qp *qp, struct rte_crypto_op *crypto_op)
+get_session(struct aesni_mb_qp *qp, struct rte_crypto_op *op)
{
- struct aesni_mb_session *sess;
+ struct aesni_mb_session *sess = NULL;
- if (crypto_op->type == RTE_CRYPTO_OP_WITH_SESSION) {
- if (unlikely(crypto_op->session->type !=
+ if (op->sym->sess_type == RTE_CRYPTO_SYM_OP_WITH_SESSION) {
+ if (unlikely(op->sym->session->dev_type !=
RTE_CRYPTODEV_AESNI_MB_PMD))
return NULL;
- sess = (struct aesni_mb_session *)crypto_op->session->_private;
+ sess = (struct aesni_mb_session *)op->sym->session->_private;
} else {
- struct rte_cryptodev_session *c_sess = NULL;
+ void *_sess = NULL;
- if (rte_mempool_get(qp->sess_mp, (void **)&c_sess))
+ if (rte_mempool_get(qp->sess_mp, (void **)&_sess))
return NULL;
- sess = (struct aesni_mb_session *)c_sess->_private;
+ sess = (struct aesni_mb_session *)
+ ((struct rte_cryptodev_sym_session *)_sess)->_private;
if (unlikely(aesni_mb_set_session_parameters(qp->ops,
- sess, crypto_op->xform) != 0))
- return NULL;
+ sess, op->sym->xform) != 0)) {
+ rte_mempool_put(qp->sess_mp, _sess);
+ sess = NULL;
+ }
}
return sess;
* - NULL pointer if completion of JOB_AES_HMAC structure isn't possible
*/
static JOB_AES_HMAC *
-process_crypto_op(struct aesni_mb_qp *qp, struct rte_mbuf *m,
- struct rte_crypto_op *c_op, struct aesni_mb_session *session)
+process_crypto_op(struct aesni_mb_qp *qp, struct rte_crypto_op *op,
+ struct aesni_mb_session *session)
{
JOB_AES_HMAC *job;
+ struct rte_mbuf *m_src = op->sym->m_src, *m_dst;
+ uint16_t m_offset = 0;
+
job = (*qp->ops->job.get_next)(&qp->mb_mgr);
if (unlikely(job == NULL))
return job;
}
/* Mutable crypto operation parameters */
+ if (op->sym->m_dst) {
+ m_src = m_dst = op->sym->m_dst;
+
+ /* append space for output data to mbuf */
+ char *odata = rte_pktmbuf_append(m_dst,
+ rte_pktmbuf_data_len(op->sym->m_src));
+ if (odata == NULL) {
+ MB_LOG_ERR("failed to allocate space in destination "
+ "mbuf for source data");
+ return NULL;
+ }
+
+ memcpy(odata, rte_pktmbuf_mtod(op->sym->m_src, void*),
+ rte_pktmbuf_data_len(op->sym->m_src));
+ } else {
+ m_dst = m_src;
+ m_offset = op->sym->cipher.data.offset;
+ }
/* Set digest output location */
if (job->cipher_direction == DECRYPT) {
- job->auth_tag_output = (uint8_t *)rte_pktmbuf_append(m,
+ job->auth_tag_output = (uint8_t *)rte_pktmbuf_append(m_dst,
get_digest_byte_length(job->hash_alg));
- if (job->auth_tag_output)
- memset(job->auth_tag_output, 0,
- sizeof(get_digest_byte_length(job->hash_alg)));
- else
+ if (job->auth_tag_output == NULL) {
+ MB_LOG_ERR("failed to allocate space in output mbuf "
+ "for temp digest");
return NULL;
+ }
+
+ memset(job->auth_tag_output, 0,
+ sizeof(get_digest_byte_length(job->hash_alg)));
+
} else {
- job->auth_tag_output = c_op->digest.data;
+ job->auth_tag_output = op->sym->auth.digest.data;
}
/*
- * Multiple buffer library current only support returning a truncated
+ * Multi-buffer library current only support returning a truncated
* digest length as specified in the relevant IPsec RFCs
*/
job->auth_tag_output_len_in_bytes =
get_truncated_digest_byte_length(job->hash_alg);
/* Set IV parameters */
- job->iv = c_op->iv.data;
- job->iv_len_in_bytes = c_op->iv.length;
+ job->iv = op->sym->cipher.iv.data;
+ job->iv_len_in_bytes = op->sym->cipher.iv.length;
/* Data Parameter */
- job->src = rte_pktmbuf_mtod(m, uint8_t *);
- job->dst = c_op->dst.m ?
- rte_pktmbuf_mtod(c_op->dst.m, uint8_t *) +
- c_op->dst.offset :
- rte_pktmbuf_mtod(m, uint8_t *) +
- c_op->data.to_cipher.offset;
+ job->src = rte_pktmbuf_mtod(m_src, uint8_t *);
+ job->dst = rte_pktmbuf_mtod_offset(m_dst, uint8_t *, m_offset);
- job->cipher_start_src_offset_in_bytes = c_op->data.to_cipher.offset;
- job->msg_len_to_cipher_in_bytes = c_op->data.to_cipher.length;
+ job->cipher_start_src_offset_in_bytes = op->sym->cipher.data.offset;
+ job->msg_len_to_cipher_in_bytes = op->sym->cipher.data.length;
- job->hash_start_src_offset_in_bytes = c_op->data.to_hash.offset;
- job->msg_len_to_hash_in_bytes = c_op->data.to_hash.length;
+ job->hash_start_src_offset_in_bytes = op->sym->auth.data.offset;
+ job->msg_len_to_hash_in_bytes = op->sym->auth.data.length;
/* Set user data to be crypto operation data struct */
- job->user_data = m;
- job->user_data2 = c_op;
+ job->user_data = op;
+ job->user_data2 = m_dst;
return job;
}
* verification of supplied digest in the case of a HASH_CIPHER operation
* - Returns NULL on invalid job
*/
-static struct rte_mbuf *
+static struct rte_crypto_op *
post_process_mb_job(struct aesni_mb_qp *qp, JOB_AES_HMAC *job)
{
- struct rte_mbuf *m;
- struct rte_crypto_op *c_op;
+ struct rte_crypto_op *op =
+ (struct rte_crypto_op *)job->user_data;
+ struct rte_mbuf *m_dst =
+ (struct rte_mbuf *)job->user_data2;
- if (job->user_data == NULL)
+ if (op == NULL || m_dst == NULL)
return NULL;
- /* handled retrieved job */
- m = (struct rte_mbuf *)job->user_data;
- c_op = (struct rte_crypto_op *)job->user_data2;
-
/* set status as successful by default */
- c_op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
/* check if job has been processed */
if (unlikely(job->status != STS_COMPLETED)) {
- c_op->status = RTE_CRYPTO_OP_STATUS_ERROR;
- return m;
+ op->status = RTE_CRYPTO_OP_STATUS_ERROR;
+ return op;
} else if (job->chain_order == HASH_CIPHER) {
/* Verify digest if required */
- if (memcmp(job->auth_tag_output, c_op->digest.data,
+ if (memcmp(job->auth_tag_output, op->sym->auth.digest.data,
job->auth_tag_output_len_in_bytes) != 0)
- c_op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
+ op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
/* trim area used for digest from mbuf */
- rte_pktmbuf_trim(m, get_digest_byte_length(job->hash_alg));
+ rte_pktmbuf_trim(m_dst, get_digest_byte_length(job->hash_alg));
}
/* Free session if a session-less crypto op */
- if (c_op->type == RTE_CRYPTO_OP_SESSIONLESS) {
- rte_mempool_put(qp->sess_mp, c_op->session);
- c_op->session = NULL;
+ if (op->sym->sess_type == RTE_CRYPTO_SYM_OP_SESSIONLESS) {
+ rte_mempool_put(qp->sess_mp, op->sym->session);
+ op->sym->session = NULL;
}
- return m;
+ return op;
}
/**
static unsigned
handle_completed_jobs(struct aesni_mb_qp *qp, JOB_AES_HMAC *job)
{
- struct rte_mbuf *m = NULL;
+ struct rte_crypto_op *op = NULL;
unsigned processed_jobs = 0;
while (job) {
processed_jobs++;
- m = post_process_mb_job(qp, job);
- if (m)
- rte_ring_enqueue(qp->processed_pkts, (void *)m);
+ op = post_process_mb_job(qp, job);
+ if (op)
+ rte_ring_enqueue(qp->processed_ops, (void *)op);
else
- qp->qp_stats.dequeue_err_count++;
-
+ qp->stats.dequeue_err_count++;
job = (*qp->ops->job.get_completed_job)(&qp->mb_mgr);
}
}
static uint16_t
-aesni_mb_pmd_enqueue_burst(void *queue_pair, struct rte_mbuf **bufs,
- uint16_t nb_bufs)
+aesni_mb_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
+ uint16_t nb_ops)
{
- struct rte_mbuf_offload *ol;
-
struct aesni_mb_session *sess;
struct aesni_mb_qp *qp = queue_pair;
int i, processed_jobs = 0;
- for (i = 0; i < nb_bufs; i++) {
- ol = rte_pktmbuf_offload_get(bufs[i], RTE_PKTMBUF_OL_CRYPTO);
- if (unlikely(ol == NULL)) {
- qp->qp_stats.enqueue_err_count++;
+ for (i = 0; i < nb_ops; i++) {
+#ifdef RTE_LIBRTE_AESNI_MB_DEBUG
+ if (unlikely(op->type != RTE_CRYPTO_OP_TYPE_SYMMETRIC)) {
+ MB_LOG_ERR("PMD only supports symmetric crypto "
+ "operation requests, op (%p) is not a "
+ "symmetric operation.", op);
+ qp->stats.enqueue_err_count++;
goto flush_jobs;
}
-
- sess = get_session(qp, &ol->op.crypto);
+#endif
+ sess = get_session(qp, ops[i]);
if (unlikely(sess == NULL)) {
- qp->qp_stats.enqueue_err_count++;
+ qp->stats.enqueue_err_count++;
goto flush_jobs;
}
- job = process_crypto_op(qp, bufs[i], &ol->op.crypto, sess);
+ job = process_crypto_op(qp, ops[i], sess);
if (unlikely(job == NULL)) {
- qp->qp_stats.enqueue_err_count++;
+ qp->stats.enqueue_err_count++;
goto flush_jobs;
}
if (processed_jobs == 0)
goto flush_jobs;
else
- qp->qp_stats.enqueued_count += processed_jobs;
- return i;
+ qp->stats.enqueued_count += processed_jobs;
+ return i;
flush_jobs:
/*
*/
job = (*qp->ops->job.flush_job)(&qp->mb_mgr);
if (job)
- qp->qp_stats.enqueued_count += handle_completed_jobs(qp, job);
+ qp->stats.enqueued_count += handle_completed_jobs(qp, job);
return i;
}
static uint16_t
-aesni_mb_pmd_dequeue_burst(void *queue_pair,
- struct rte_mbuf **bufs, uint16_t nb_bufs)
+aesni_mb_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
+ uint16_t nb_ops)
{
struct aesni_mb_qp *qp = queue_pair;
unsigned nb_dequeued;
- nb_dequeued = rte_ring_dequeue_burst(qp->processed_pkts,
- (void **)bufs, nb_bufs);
- qp->qp_stats.dequeued_count += nb_dequeued;
+ nb_dequeued = rte_ring_dequeue_burst(qp->processed_ops,
+ (void **)ops, nb_ops);
+ qp->stats.dequeued_count += nb_dequeued;
return nb_dequeued;
}
static int cryptodev_aesni_mb_uninit(const char *name);
static int
-cryptodev_aesni_mb_create(const char *name, unsigned socket_id)
+cryptodev_aesni_mb_create(const char *name,
+ struct rte_crypto_vdev_init_params *init_params)
{
struct rte_cryptodev *dev;
char crypto_dev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
dev = rte_cryptodev_pmd_virtual_dev_init(crypto_dev_name,
- sizeof(struct aesni_mb_private), socket_id);
+ sizeof(struct aesni_mb_private), init_params->socket_id);
if (dev == NULL) {
MB_LOG_ERR("failed to create cryptodev vdev");
goto init_error;
dev->dequeue_burst = aesni_mb_pmd_dequeue_burst;
dev->enqueue_burst = aesni_mb_pmd_enqueue_burst;
+ dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
+ RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
+ RTE_CRYPTODEV_FF_CPU_AESNI;
+
+ switch (vector_mode) {
+ case RTE_AESNI_MB_SSE:
+ dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_SSE;
+ break;
+ case RTE_AESNI_MB_AVX:
+ dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX;
+ break;
+ case RTE_AESNI_MB_AVX2:
+ dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX2;
+ break;
+ default:
+ break;
+ }
+
/* Set vector instructions mode supported */
internals = dev->data->dev_private;
internals->vector_mode = vector_mode;
- internals->max_nb_queue_pairs = RTE_AESNI_MB_PMD_MAX_NB_QUEUE_PAIRS;
- internals->max_nb_sessions = RTE_AESNI_MB_PMD_MAX_NB_SESSIONS;
+ internals->max_nb_queue_pairs = init_params->max_nb_queue_pairs;
+ internals->max_nb_sessions = init_params->max_nb_sessions;
- return dev->data->dev_id;
+ return 0;
init_error:
MB_LOG_ERR("driver %s: cryptodev_aesni_create failed", name);
static int
cryptodev_aesni_mb_init(const char *name,
- const char *params __rte_unused)
+ const char *input_args)
{
- RTE_LOG(INFO, PMD, "Initialising %s\n", name);
-
- return cryptodev_aesni_mb_create(name, rte_socket_id());
+ struct rte_crypto_vdev_init_params init_params = {
+ RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_QUEUE_PAIRS,
+ RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_SESSIONS,
+ rte_socket_id()
+ };
+
+ rte_cryptodev_parse_vdev_init_params(&init_params, input_args);
+
+ RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n", name,
+ init_params.socket_id);
+ RTE_LOG(INFO, PMD, " Max number of queue pairs = %d\n",
+ init_params.max_nb_queue_pairs);
+ RTE_LOG(INFO, PMD, " Max number of sessions = %d\n",
+ init_params.max_nb_sessions);
+
+ return cryptodev_aesni_mb_create(name, &init_params);
}
static int
.uninit = cryptodev_aesni_mb_uninit
};
-PMD_REGISTER_DRIVER(cryptodev_aesni_mb_pmd_drv);
+PMD_REGISTER_DRIVER(cryptodev_aesni_mb_pmd_drvi, aesni_mb);
+DRIVER_REGISTER_PARAM_STRING(aesni_gcm, "max_nb_queue_pairs=<int> "
+"max_nb_sessions=<int> socket_id=<int>");
git.droids-corp.org / dpdk.git / blobdiff