diff options
Diffstat (limited to 'drivers/crypto/zuc')
-rw-r--r-- | drivers/crypto/zuc/rte_zuc_pmd.c | 152 | ||||
-rw-r--r-- | drivers/crypto/zuc/rte_zuc_pmd_ops.c | 52 | ||||
-rw-r--r-- | drivers/crypto/zuc/rte_zuc_pmd_private.h | 29 |
3 files changed, 111 insertions, 122 deletions
diff --git a/drivers/crypto/zuc/rte_zuc_pmd.c b/drivers/crypto/zuc/rte_zuc_pmd.c index ad65b80c..313f4590 100644 --- a/drivers/crypto/zuc/rte_zuc_pmd.c +++ b/drivers/crypto/zuc/rte_zuc_pmd.c @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright(c) 2016-2017 Intel Corporation + * Copyright(c) 2016-2018 Intel Corporation */ #include <rte_common.h> @@ -11,8 +11,7 @@ #include <rte_cpuflags.h> #include "rte_zuc_pmd_private.h" - -#define ZUC_MAX_BURST 8 +#define ZUC_MAX_BURST 4 #define BYTE_LEN 8 static uint8_t cryptodev_driver_id; @@ -78,7 +77,7 @@ zuc_set_session_parameters(struct zuc_session *sess, break; case ZUC_OP_NOT_SUPPORTED: default: - ZUC_LOG_ERR("Unsupported operation chain order parameter"); + ZUC_LOG(ERR, "Unsupported operation chain order parameter"); return -ENOTSUP; } @@ -88,7 +87,7 @@ zuc_set_session_parameters(struct zuc_session *sess, return -ENOTSUP; if (cipher_xform->cipher.iv.length != ZUC_IV_KEY_LENGTH) { - ZUC_LOG_ERR("Wrong IV length"); + ZUC_LOG(ERR, "Wrong IV length"); return -EINVAL; } sess->cipher_iv_offset = cipher_xform->cipher.iv.offset; @@ -104,14 +103,14 @@ zuc_set_session_parameters(struct zuc_session *sess, return -ENOTSUP; if (auth_xform->auth.digest_length != ZUC_DIGEST_LENGTH) { - ZUC_LOG_ERR("Wrong digest length"); + ZUC_LOG(ERR, "Wrong digest length"); return -EINVAL; } sess->auth_op = auth_xform->auth.op; if (auth_xform->auth.iv.length != ZUC_IV_KEY_LENGTH) { - ZUC_LOG_ERR("Wrong IV length"); + ZUC_LOG(ERR, "Wrong IV length"); return -EINVAL; } sess->auth_iv_offset = auth_xform->auth.iv.offset; @@ -135,7 +134,7 @@ zuc_get_session(struct zuc_qp *qp, struct rte_crypto_op *op) if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) { if (likely(op->sym->session != NULL)) - sess = (struct zuc_session *)get_session_private_data( + sess = (struct zuc_session *)get_sym_session_private_data( op->sym->session, cryptodev_driver_id); } else { @@ -157,8 +156,8 @@ zuc_get_session(struct zuc_qp *qp, struct rte_crypto_op *op) sess = NULL; } op->sym->session = (struct rte_cryptodev_sym_session *)_sess; - set_session_private_data(op->sym->session, cryptodev_driver_id, - _sess_private_data); + set_sym_session_private_data(op->sym->session, + cryptodev_driver_id, _sess_private_data); } if (unlikely(sess == NULL)) @@ -168,10 +167,10 @@ zuc_get_session(struct zuc_qp *qp, struct rte_crypto_op *op) return sess; } -/** Encrypt/decrypt mbufs with same cipher key. */ +/** Encrypt/decrypt mbufs. */ static uint8_t process_zuc_cipher_op(struct rte_crypto_op **ops, - struct zuc_session *session, + struct zuc_session **sessions, uint8_t num_ops) { unsigned i; @@ -180,22 +179,25 @@ process_zuc_cipher_op(struct rte_crypto_op **ops, uint8_t *iv[ZUC_MAX_BURST]; uint32_t num_bytes[ZUC_MAX_BURST]; uint8_t *cipher_keys[ZUC_MAX_BURST]; + struct zuc_session *sess; for (i = 0; i < num_ops; i++) { if (((ops[i]->sym->cipher.data.length % BYTE_LEN) != 0) || ((ops[i]->sym->cipher.data.offset % BYTE_LEN) != 0)) { ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS; - ZUC_LOG_ERR("Data Length or offset"); + ZUC_LOG(ERR, "Data Length or offset"); break; } + sess = sessions[i]; + #ifdef RTE_LIBRTE_PMD_ZUC_DEBUG if (!rte_pktmbuf_is_contiguous(ops[i]->sym->m_src) || (ops[i]->sym->m_dst != NULL && !rte_pktmbuf_is_contiguous( ops[i]->sym->m_dst))) { - ZUC_LOG_ERR("PMD supports only contiguous mbufs, " + ZUC_LOG(ERR, "PMD supports only contiguous mbufs, " "op (%p) provides noncontiguous mbuf as " "source/destination buffer.\n", ops[i]); ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS; @@ -211,10 +213,10 @@ process_zuc_cipher_op(struct rte_crypto_op **ops, rte_pktmbuf_mtod(ops[i]->sym->m_src, uint8_t *) + (ops[i]->sym->cipher.data.offset >> 3); iv[i] = rte_crypto_op_ctod_offset(ops[i], uint8_t *, - session->cipher_iv_offset); + sess->cipher_iv_offset); num_bytes[i] = ops[i]->sym->cipher.data.length >> 3; - cipher_keys[i] = session->pKey_cipher; + cipher_keys[i] = sess->pKey_cipher; processed_ops++; } @@ -225,10 +227,10 @@ process_zuc_cipher_op(struct rte_crypto_op **ops, return processed_ops; } -/** Generate/verify hash from mbufs with same hash key. */ +/** Generate/verify hash from mbufs. */ static int process_zuc_hash_op(struct zuc_qp *qp, struct rte_crypto_op **ops, - struct zuc_session *session, + struct zuc_session **sessions, uint8_t num_ops) { unsigned i; @@ -237,26 +239,29 @@ process_zuc_hash_op(struct zuc_qp *qp, struct rte_crypto_op **ops, uint32_t *dst; uint32_t length_in_bits; uint8_t *iv; + struct zuc_session *sess; for (i = 0; i < num_ops; i++) { /* Data must be byte aligned */ if ((ops[i]->sym->auth.data.offset % BYTE_LEN) != 0) { ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS; - ZUC_LOG_ERR("Offset"); + ZUC_LOG(ERR, "Offset"); break; } + sess = sessions[i]; + length_in_bits = ops[i]->sym->auth.data.length; src = rte_pktmbuf_mtod(ops[i]->sym->m_src, uint8_t *) + (ops[i]->sym->auth.data.offset >> 3); iv = rte_crypto_op_ctod_offset(ops[i], uint8_t *, - session->auth_iv_offset); + sess->auth_iv_offset); - if (session->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY) { + if (sess->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY) { dst = (uint32_t *)qp->temp_digest; - sso_zuc_eia3_1_buffer(session->pKey_hash, + sso_zuc_eia3_1_buffer(sess->pKey_hash, iv, src, length_in_bits, dst); /* Verify digest. */ @@ -266,7 +271,7 @@ process_zuc_hash_op(struct zuc_qp *qp, struct rte_crypto_op **ops, } else { dst = (uint32_t *)ops[i]->sym->auth.digest.data; - sso_zuc_eia3_1_buffer(session->pKey_hash, + sso_zuc_eia3_1_buffer(sess->pKey_hash, iv, src, length_in_bits, dst); } @@ -276,33 +281,34 @@ process_zuc_hash_op(struct zuc_qp *qp, struct rte_crypto_op **ops, return processed_ops; } -/** Process a batch of crypto ops which shares the same session. */ +/** Process a batch of crypto ops which shares the same operation type. */ static int -process_ops(struct rte_crypto_op **ops, struct zuc_session *session, +process_ops(struct rte_crypto_op **ops, enum zuc_operation op_type, + struct zuc_session **sessions, struct zuc_qp *qp, uint8_t num_ops, uint16_t *accumulated_enqueued_ops) { unsigned i; unsigned enqueued_ops, processed_ops; - switch (session->op) { + switch (op_type) { case ZUC_OP_ONLY_CIPHER: processed_ops = process_zuc_cipher_op(ops, - session, num_ops); + sessions, num_ops); break; case ZUC_OP_ONLY_AUTH: - processed_ops = process_zuc_hash_op(qp, ops, session, + processed_ops = process_zuc_hash_op(qp, ops, sessions, num_ops); break; case ZUC_OP_CIPHER_AUTH: - processed_ops = process_zuc_cipher_op(ops, session, + processed_ops = process_zuc_cipher_op(ops, sessions, num_ops); - process_zuc_hash_op(qp, ops, session, processed_ops); + process_zuc_hash_op(qp, ops, sessions, processed_ops); break; case ZUC_OP_AUTH_CIPHER: - processed_ops = process_zuc_hash_op(qp, ops, session, + processed_ops = process_zuc_hash_op(qp, ops, sessions, num_ops); - process_zuc_cipher_op(ops, session, processed_ops); + process_zuc_cipher_op(ops, sessions, processed_ops); break; default: /* Operation not supported. */ @@ -318,10 +324,10 @@ process_ops(struct rte_crypto_op **ops, struct zuc_session *session, ops[i]->status = RTE_CRYPTO_OP_STATUS_SUCCESS; /* Free session if a session-less crypto op. */ if (ops[i]->sess_type == RTE_CRYPTO_OP_SESSIONLESS) { - memset(session, 0, sizeof(struct zuc_session)); + memset(sessions[i], 0, sizeof(struct zuc_session)); memset(ops[i]->sym->session, 0, - rte_cryptodev_get_header_session_size()); - rte_mempool_put(qp->sess_mp, session); + rte_cryptodev_sym_get_header_session_size()); + rte_mempool_put(qp->sess_mp, sessions[i]); rte_mempool_put(qp->sess_mp, ops[i]->sym->session); ops[i]->sym->session = NULL; } @@ -342,7 +348,10 @@ zuc_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops, struct rte_crypto_op *c_ops[ZUC_MAX_BURST]; struct rte_crypto_op *curr_c_op; - struct zuc_session *prev_sess = NULL, *curr_sess = NULL; + struct zuc_session *curr_sess; + struct zuc_session *sessions[ZUC_MAX_BURST]; + enum zuc_operation prev_zuc_op = ZUC_OP_NOT_SUPPORTED; + enum zuc_operation curr_zuc_op; struct zuc_qp *qp = queue_pair; unsigned i; uint8_t burst_size = 0; @@ -352,61 +361,70 @@ zuc_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops, for (i = 0; i < nb_ops; i++) { curr_c_op = ops[i]; - /* Set status as enqueued (not processed yet) by default. */ - curr_c_op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED; - curr_sess = zuc_get_session(qp, curr_c_op); - if (unlikely(curr_sess == NULL || - curr_sess->op == ZUC_OP_NOT_SUPPORTED)) { + if (unlikely(curr_sess == NULL)) { curr_c_op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION; break; } - /* Batch ops that share the same session. */ - if (prev_sess == NULL) { - prev_sess = curr_sess; - c_ops[burst_size++] = curr_c_op; - } else if (curr_sess == prev_sess) { - c_ops[burst_size++] = curr_c_op; + curr_zuc_op = curr_sess->op; + + /* + * Batch ops that share the same operation type + * (cipher only, auth only...). + */ + if (burst_size == 0) { + prev_zuc_op = curr_zuc_op; + c_ops[0] = curr_c_op; + sessions[0] = curr_sess; + burst_size++; + } else if (curr_zuc_op == prev_zuc_op) { + c_ops[burst_size] = curr_c_op; + sessions[burst_size] = curr_sess; + burst_size++; /* * When there are enough ops to process in a batch, * process them, and start a new batch. */ if (burst_size == ZUC_MAX_BURST) { - processed_ops = process_ops(c_ops, prev_sess, - qp, burst_size, &enqueued_ops); + processed_ops = process_ops(c_ops, curr_zuc_op, + sessions, qp, burst_size, + &enqueued_ops); if (processed_ops < burst_size) { burst_size = 0; break; } burst_size = 0; - prev_sess = NULL; } } else { /* - * Different session, process the ops - * of the previous session. + * Different operation type, process the ops + * of the previous type. */ - processed_ops = process_ops(c_ops, prev_sess, - qp, burst_size, &enqueued_ops); + processed_ops = process_ops(c_ops, prev_zuc_op, + sessions, qp, burst_size, + &enqueued_ops); if (processed_ops < burst_size) { burst_size = 0; break; } burst_size = 0; - prev_sess = curr_sess; + prev_zuc_op = curr_zuc_op; - c_ops[burst_size++] = curr_c_op; + c_ops[0] = curr_c_op; + sessions[0] = curr_sess; + burst_size++; } } if (burst_size != 0) { - /* Process the crypto ops of the last session. */ - processed_ops = process_ops(c_ops, prev_sess, - qp, burst_size, &enqueued_ops); + /* Process the crypto ops of the last operation type. */ + processed_ops = process_ops(c_ops, prev_zuc_op, + sessions, qp, burst_size, + &enqueued_ops); } qp->qp_stats.enqueue_err_count += nb_ops - enqueued_ops; @@ -442,7 +460,7 @@ cryptodev_zuc_create(const char *name, dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params); if (dev == NULL) { - ZUC_LOG_ERR("failed to create cryptodev vdev"); + ZUC_LOG(ERR, "failed to create cryptodev vdev"); goto init_error; } @@ -460,11 +478,10 @@ cryptodev_zuc_create(const char *name, internals = dev->data->dev_private; internals->max_nb_queue_pairs = init_params->max_nb_queue_pairs; - internals->max_nb_sessions = init_params->max_nb_sessions; return 0; init_error: - ZUC_LOG_ERR("driver %s: cryptodev_zuc_create failed", + ZUC_LOG(ERR, "driver %s: failed", init_params->name); cryptodev_zuc_remove(vdev); @@ -478,8 +495,7 @@ cryptodev_zuc_probe(struct rte_vdev_device *vdev) "", sizeof(struct zuc_private), rte_socket_id(), - RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS, - RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_SESSIONS + RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS }; const char *name; const char *input_args; @@ -522,7 +538,11 @@ static struct cryptodev_driver zuc_crypto_drv; RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_ZUC_PMD, cryptodev_zuc_pmd_drv); RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_ZUC_PMD, "max_nb_queue_pairs=<int> " - "max_nb_sessions=<int> " "socket_id=<int>"); -RTE_PMD_REGISTER_CRYPTO_DRIVER(zuc_crypto_drv, cryptodev_zuc_pmd_drv, +RTE_PMD_REGISTER_CRYPTO_DRIVER(zuc_crypto_drv, cryptodev_zuc_pmd_drv.driver, cryptodev_driver_id); + +RTE_INIT(zuc_init_log) +{ + zuc_logtype_driver = rte_log_register("pmd.crypto.zuc"); +} diff --git a/drivers/crypto/zuc/rte_zuc_pmd_ops.c b/drivers/crypto/zuc/rte_zuc_pmd_ops.c index 8abac898..6da39654 100644 --- a/drivers/crypto/zuc/rte_zuc_pmd_ops.c +++ b/drivers/crypto/zuc/rte_zuc_pmd_ops.c @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright(c) 2016-2017 Intel Corporation + * Copyright(c) 2016-2018 Intel Corporation */ #include <string.h> @@ -130,7 +130,8 @@ zuc_pmd_info_get(struct rte_cryptodev *dev, if (dev_info != NULL) { dev_info->driver_id = dev->driver_id; dev_info->max_nb_queue_pairs = internals->max_nb_queue_pairs; - dev_info->sym.max_nb_sessions = internals->max_nb_sessions; + /* No limit of number of sessions */ + dev_info->sym.max_nb_sessions = 0; dev_info->feature_flags = dev->feature_flags; dev_info->capabilities = zuc_pmd_capabilities; } @@ -172,13 +173,13 @@ zuc_pmd_qp_create_processed_ops_ring(struct zuc_qp *qp, r = rte_ring_lookup(qp->name); if (r) { if (rte_ring_get_size(r) >= ring_size) { - ZUC_LOG_INFO("Reusing existing ring %s" + ZUC_LOG(INFO, "Reusing existing ring %s" " for processed packets", qp->name); return r; } - ZUC_LOG_ERR("Unable to reuse existing ring %s" + ZUC_LOG(ERR, "Unable to reuse existing ring %s" " for processed packets", qp->name); return NULL; @@ -230,22 +231,6 @@ qp_setup_cleanup: return -1; } -/** Start queue pair */ -static int -zuc_pmd_qp_start(__rte_unused struct rte_cryptodev *dev, - __rte_unused uint16_t queue_pair_id) -{ - return -ENOTSUP; -} - -/** Stop queue pair */ -static int -zuc_pmd_qp_stop(__rte_unused struct rte_cryptodev *dev, - __rte_unused uint16_t queue_pair_id) -{ - return -ENOTSUP; -} - /** Return the number of allocated queue pairs */ static uint32_t zuc_pmd_qp_count(struct rte_cryptodev *dev) @@ -255,14 +240,14 @@ zuc_pmd_qp_count(struct rte_cryptodev *dev) /** Returns the size of the ZUC session structure */ static unsigned -zuc_pmd_session_get_size(struct rte_cryptodev *dev __rte_unused) +zuc_pmd_sym_session_get_size(struct rte_cryptodev *dev __rte_unused) { return sizeof(struct zuc_session); } /** Configure a ZUC session from a crypto xform chain */ static int -zuc_pmd_session_configure(struct rte_cryptodev *dev __rte_unused, +zuc_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 *mempool) @@ -271,26 +256,27 @@ zuc_pmd_session_configure(struct rte_cryptodev *dev __rte_unused, int ret; if (unlikely(sess == NULL)) { - ZUC_LOG_ERR("invalid session struct"); + ZUC_LOG(ERR, "invalid session struct"); return -EINVAL; } if (rte_mempool_get(mempool, &sess_private_data)) { - CDEV_LOG_ERR( + ZUC_LOG(ERR, "Couldn't get object from session mempool"); + return -ENOMEM; } ret = zuc_set_session_parameters(sess_private_data, xform); if (ret != 0) { - ZUC_LOG_ERR("failed configure session parameters"); + ZUC_LOG(ERR, "failed configure session parameters"); /* Return session to mempool */ rte_mempool_put(mempool, sess_private_data); return ret; } - set_session_private_data(sess, dev->driver_id, + set_sym_session_private_data(sess, dev->driver_id, sess_private_data); return 0; @@ -298,17 +284,17 @@ zuc_pmd_session_configure(struct rte_cryptodev *dev __rte_unused, /** Clear the memory of session so it doesn't leave key material behind */ static void -zuc_pmd_session_clear(struct rte_cryptodev *dev, +zuc_pmd_sym_session_clear(struct rte_cryptodev *dev, struct rte_cryptodev_sym_session *sess) { uint8_t index = dev->driver_id; - void *sess_priv = get_session_private_data(sess, index); + void *sess_priv = get_sym_session_private_data(sess, index); /* Zero out the whole structure */ if (sess_priv) { memset(sess_priv, 0, sizeof(struct zuc_session)); struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv); - set_session_private_data(sess, index, NULL); + set_sym_session_private_data(sess, index, NULL); rte_mempool_put(sess_mp, sess_priv); } } @@ -326,13 +312,11 @@ struct rte_cryptodev_ops zuc_pmd_ops = { .queue_pair_setup = zuc_pmd_qp_setup, .queue_pair_release = zuc_pmd_qp_release, - .queue_pair_start = zuc_pmd_qp_start, - .queue_pair_stop = zuc_pmd_qp_stop, .queue_pair_count = zuc_pmd_qp_count, - .session_get_size = zuc_pmd_session_get_size, - .session_configure = zuc_pmd_session_configure, - .session_clear = zuc_pmd_session_clear + .sym_session_get_size = zuc_pmd_sym_session_get_size, + .sym_session_configure = zuc_pmd_sym_session_configure, + .sym_session_clear = zuc_pmd_sym_session_clear }; struct rte_cryptodev_ops *rte_zuc_pmd_ops = &zuc_pmd_ops; diff --git a/drivers/crypto/zuc/rte_zuc_pmd_private.h b/drivers/crypto/zuc/rte_zuc_pmd_private.h index b83c4a04..5e5906dd 100644 --- a/drivers/crypto/zuc/rte_zuc_pmd_private.h +++ b/drivers/crypto/zuc/rte_zuc_pmd_private.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright(c) 2016-2017 Intel Corporation + * Copyright(c) 2016-2018 Intel Corporation */ #ifndef _RTE_ZUC_PMD_PRIVATE_H_ @@ -10,25 +10,12 @@ #define CRYPTODEV_NAME_ZUC_PMD crypto_zuc /**< KASUMI PMD device name */ -#define ZUC_LOG_ERR(fmt, args...) \ - RTE_LOG(ERR, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \ - RTE_STR(CRYPTODEV_NAME_ZUC_PMD), \ - __func__, __LINE__, ## args) - -#ifdef RTE_LIBRTE_ZUC_DEBUG -#define ZUC_LOG_INFO(fmt, args...) \ - RTE_LOG(INFO, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \ - RTE_STR(CRYPTODEV_NAME_ZUC_PMD), \ - __func__, __LINE__, ## args) - -#define ZUC_LOG_DBG(fmt, args...) \ - RTE_LOG(DEBUG, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \ - RTE_STR(CRYPTODEV_NAME_ZUC_PMD), \ - __func__, __LINE__, ## args) -#else -#define ZUC_LOG_INFO(fmt, args...) -#define ZUC_LOG_DBG(fmt, args...) -#endif +/** ZUC PMD LOGTYPE DRIVER */ +int zuc_logtype_driver; +#define ZUC_LOG(level, fmt, ...) \ + rte_log(RTE_LOG_ ## level, zuc_logtype_driver, \ + "%s()... line %u: " fmt "\n", __func__, __LINE__, \ + ## __VA_ARGS__) #define ZUC_IV_KEY_LENGTH 16 #define ZUC_DIGEST_LENGTH 4 @@ -37,8 +24,6 @@ struct zuc_private { unsigned max_nb_queue_pairs; /**< Max number of queue pairs supported by device */ - unsigned max_nb_sessions; - /**< Max number of sessions supported by device */ }; /** ZUC buffer queue pair */ |