X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fcrypto%2Faesni_gcm%2Faesni_gcm_pmd.c;h=83e544809e0109c0b66c3569affd65d6401e4c53;hb=a0a344a8f728e052425d7b2ffa08158c6710ae2f;hp=d9c91d0627b03a693de5adae8251a37fe11c6e5d;hpb=27391b53b3fceb84e21173fa663650c3912dffca;p=dpdk.git diff --git a/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c b/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c index d9c91d0627..83e544809e 100644 --- a/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c +++ b/drivers/crypto/aesni_gcm/aesni_gcm_pmd.c @@ -1,42 +1,12 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2016-2017 Intel Corporation. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2016-2017 Intel Corporation */ #include -#include #include #include #include -#include -#include +#include #include #include #include @@ -224,7 +194,7 @@ process_gcm_crypto_op(struct aesni_gcm_qp *qp, struct rte_crypto_op *op, RTE_ASSERT(m_src != NULL); - while (offset >= m_src->data_len) { + while (offset >= m_src->data_len && data_length != 0) { offset -= m_src->data_len; m_src = m_src->next; @@ -298,14 +268,7 @@ process_gcm_crypto_op(struct aesni_gcm_qp *qp, struct rte_crypto_op *op, sym_op->aead.digest.data, (uint64_t)session->digest_length); } else if (session->op == AESNI_GCM_OP_AUTHENTICATED_DECRYPTION) { - uint8_t *auth_tag = (uint8_t *)rte_pktmbuf_append(sym_op->m_dst ? - sym_op->m_dst : sym_op->m_src, - session->digest_length); - - if (!auth_tag) { - GCM_LOG_ERR("auth_tag"); - return -1; - } + uint8_t *auth_tag = qp->temp_digest; qp->ops[session->key].init(&session->gdata_key, &qp->gdata_ctx, @@ -350,14 +313,7 @@ process_gcm_crypto_op(struct aesni_gcm_qp *qp, struct rte_crypto_op *op, sym_op->auth.digest.data, (uint64_t)session->digest_length); } else { /* AESNI_GMAC_OP_VERIFY */ - uint8_t *auth_tag = (uint8_t *)rte_pktmbuf_append(sym_op->m_dst ? - sym_op->m_dst : sym_op->m_src, - session->digest_length); - - if (!auth_tag) { - GCM_LOG_ERR("auth_tag"); - return -1; - } + uint8_t *auth_tag = qp->temp_digest; qp->ops[session->key].init(&session->gdata_key, &qp->gdata_ctx, @@ -385,11 +341,10 @@ process_gcm_crypto_op(struct aesni_gcm_qp *qp, struct rte_crypto_op *op, * - Returns NULL on invalid job */ static void -post_process_gcm_crypto_op(struct rte_crypto_op *op, +post_process_gcm_crypto_op(struct aesni_gcm_qp *qp, + struct rte_crypto_op *op, struct aesni_gcm_session *session) { - struct rte_mbuf *m = op->sym->m_dst ? op->sym->m_dst : op->sym->m_src; - op->status = RTE_CRYPTO_OP_STATUS_SUCCESS; /* Verify digest if required */ @@ -397,8 +352,7 @@ post_process_gcm_crypto_op(struct rte_crypto_op *op, session->op == AESNI_GMAC_OP_VERIFY) { uint8_t *digest; - uint8_t *tag = rte_pktmbuf_mtod_offset(m, uint8_t *, - m->data_len - session->digest_length); + uint8_t *tag = (uint8_t *)&qp->temp_digest; if (session->op == AESNI_GMAC_OP_VERIFY) digest = op->sym->auth.digest.data; @@ -414,9 +368,6 @@ post_process_gcm_crypto_op(struct rte_crypto_op *op, if (memcmp(tag, digest, session->digest_length) != 0) op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED; - - /* trim area used for digest from mbuf */ - rte_pktmbuf_trim(m, session->digest_length); } } @@ -435,7 +386,7 @@ handle_completed_gcm_crypto_op(struct aesni_gcm_qp *qp, struct rte_crypto_op *op, struct aesni_gcm_session *sess) { - post_process_gcm_crypto_op(op, sess); + post_process_gcm_crypto_op(qp, op, sess); /* Free session if a session-less crypto op */ if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) { @@ -505,22 +456,24 @@ static int aesni_gcm_remove(struct rte_vdev_device *vdev); static int aesni_gcm_create(const char *name, struct rte_vdev_device *vdev, - struct rte_crypto_vdev_init_params *init_params) + struct rte_cryptodev_pmd_init_params *init_params) { struct rte_cryptodev *dev; struct aesni_gcm_private *internals; enum aesni_gcm_vector_mode vector_mode; - if (init_params->name[0] == '\0') - snprintf(init_params->name, sizeof(init_params->name), - "%s", name); - /* Check CPU for support for AES instruction set */ if (!rte_cpu_get_flag_enabled(RTE_CPUFLAG_AES)) { GCM_LOG_ERR("AES instructions not supported by CPU"); return -EFAULT; } + dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params); + if (dev == NULL) { + GCM_LOG_ERR("driver %s: create failed", init_params->name); + return -ENODEV; + } + /* Check CPU for supported vector instruction set */ if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2)) vector_mode = RTE_AESNI_GCM_AVX2; @@ -529,14 +482,6 @@ aesni_gcm_create(const char *name, else vector_mode = RTE_AESNI_GCM_SSE; - dev = rte_cryptodev_vdev_pmd_init(init_params->name, - sizeof(struct aesni_gcm_private), init_params->socket_id, - vdev); - if (dev == NULL) { - GCM_LOG_ERR("failed to create cryptodev vdev"); - goto init_error; - } - dev->driver_id = cryptodev_driver_id; dev->dev_ops = rte_aesni_gcm_pmd_ops; @@ -571,22 +516,17 @@ aesni_gcm_create(const char *name, internals->max_nb_sessions = init_params->max_nb_sessions; return 0; - -init_error: - GCM_LOG_ERR("driver %s: create failed", init_params->name); - - aesni_gcm_remove(vdev); - return -EFAULT; } static int aesni_gcm_probe(struct rte_vdev_device *vdev) { - struct rte_crypto_vdev_init_params init_params = { - RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_QUEUE_PAIRS, - RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_SESSIONS, + struct rte_cryptodev_pmd_init_params init_params = { + "", + sizeof(struct aesni_gcm_private), rte_socket_id(), - {0} + RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS, + RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_SESSIONS }; const char *name; const char *input_args; @@ -595,17 +535,7 @@ aesni_gcm_probe(struct rte_vdev_device *vdev) if (name == NULL) return -EINVAL; input_args = rte_vdev_device_args(vdev); - rte_cryptodev_vdev_parse_init_params(&init_params, input_args); - - RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n", name, - init_params.socket_id); - if (init_params.name[0] != '\0') - RTE_LOG(INFO, PMD, " User defined name = %s\n", - init_params.name); - 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); + rte_cryptodev_pmd_parse_input_args(&init_params, input_args); return aesni_gcm_create(name, vdev, &init_params); } @@ -613,16 +543,18 @@ aesni_gcm_probe(struct rte_vdev_device *vdev) static int aesni_gcm_remove(struct rte_vdev_device *vdev) { + struct rte_cryptodev *cryptodev; const char *name; name = rte_vdev_device_name(vdev); if (name == NULL) return -EINVAL; - GCM_LOG_INFO("Closing AESNI crypto device %s on numa socket %u\n", - name, rte_socket_id()); + cryptodev = rte_cryptodev_pmd_get_named_dev(name); + if (cryptodev == NULL) + return -ENODEV; - return 0; + return rte_cryptodev_pmd_destroy(cryptodev); } static struct rte_vdev_driver aesni_gcm_pmd_drv = { @@ -630,10 +562,13 @@ static struct rte_vdev_driver aesni_gcm_pmd_drv = { .remove = aesni_gcm_remove }; +static struct cryptodev_driver aesni_gcm_crypto_drv; + RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_AESNI_GCM_PMD, aesni_gcm_pmd_drv); RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_AESNI_GCM_PMD, cryptodev_aesni_gcm_pmd); RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_AESNI_GCM_PMD, "max_nb_queue_pairs= " "max_nb_sessions= " "socket_id="); -RTE_PMD_REGISTER_CRYPTO_DRIVER(aesni_gcm_pmd_drv, cryptodev_driver_id); +RTE_PMD_REGISTER_CRYPTO_DRIVER(aesni_gcm_crypto_drv, aesni_gcm_pmd_drv, + cryptodev_driver_id);