Add configuration of cryptodev_ops. Signed-off-by: Hanxiao Li <li.hanxiao@zte.com.cn> --- drivers/crypto/zsda/zsda_sym_pmd.c | 309 +++++++++++++++++++++++++++++ drivers/crypto/zsda/zsda_sym_pmd.h | 29 +++ 2 files changed, 338 insertions(+) create mode 100644 drivers/crypto/zsda/zsda_sym_pmd.c create mode 100644 drivers/crypto/zsda/zsda_sym_pmd.h diff --git a/drivers/crypto/zsda/zsda_sym_pmd.c b/drivers/crypto/zsda/zsda_sym_pmd.c new file mode 100644 index 0000000000..decc3bfb3c --- /dev/null +++ b/drivers/crypto/zsda/zsda_sym_pmd.c @@ -0,0 +1,309 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2024 ZTE Corporation + */ + +#include <rte_cryptodev.h> + +#include "cryptodev_pmd.h" +#include "zsda_logs.h" +#include "zsda_sym.h" +#include "zsda_sym_pmd.h" +#include "zsda_sym_session.h" +#include "zsda_sym_capabilities.h" + +uint8_t zsda_sym_driver_id; + +static int +zsda_sym_dev_config(__rte_unused struct rte_cryptodev *dev, + __rte_unused struct rte_cryptodev_config *config) +{ + return ZSDA_SUCCESS; +} + +static int +zsda_sym_dev_start(struct rte_cryptodev *dev) +{ + struct zsda_sym_dev_private *sym_dev = dev->data->dev_private; + int ret; + + ret = zsda_queue_start(sym_dev->zsda_pci_dev->pci_dev); + + if (ret) + ZSDA_LOG(ERR, E_START_Q); + return ret; +} + +static void +zsda_sym_dev_stop(struct rte_cryptodev *dev) +{ + struct zsda_sym_dev_private *sym_dev = dev->data->dev_private; + + zsda_queue_stop(sym_dev->zsda_pci_dev->pci_dev); +} + +static int +zsda_sym_qp_release(struct rte_cryptodev *dev, uint16_t queue_pair_id) +{ + ZSDA_LOG(DEBUG, "Release sym qp %u on device %d", queue_pair_id, + dev->data->dev_id); + + return zsda_queue_pair_release( + (struct zsda_qp **)&(dev->data->queue_pairs[queue_pair_id])); +} + +static int +zsda_sym_dev_close(struct rte_cryptodev *dev) +{ + int ret = ZSDA_SUCCESS; + uint16_t i; + + for (i = 0; i < dev->data->nb_queue_pairs; i++) + ret |= zsda_sym_qp_release(dev, i); + + return ret; +} + +static uint16_t +zsda_sym_max_nb_qps(void) +{ + uint16_t encrypt = zsda_nb_qps.encrypt; + uint16_t decrypt = zsda_nb_qps.decrypt; + uint16_t hash = zsda_nb_qps.hash; + uint16_t min = 0; + + if ((encrypt == MAX_QPS_ON_FUNCTION) || + (decrypt == MAX_QPS_ON_FUNCTION) || + (hash == MAX_QPS_ON_FUNCTION)) + min = MAX_QPS_ON_FUNCTION; + else { + min = (encrypt < decrypt) ? encrypt : decrypt; + min = (min < hash) ? min : hash; + } + + if (min == 0) + return MAX_QPS_ON_FUNCTION; + return min; +} + + +static void +zsda_sym_dev_info_get(struct rte_cryptodev *dev, + struct rte_cryptodev_info *info) +{ + struct zsda_sym_dev_private *sym_priv = dev->data->dev_private; + + if (info != NULL) { + info->max_nb_queue_pairs = zsda_sym_max_nb_qps(); + info->feature_flags = dev->feature_flags; + info->capabilities = sym_priv->zsda_dev_capabilities; + info->driver_id = zsda_sym_driver_id; + info->sym.max_nb_sessions = 0; + } +} + +static void +zsda_sym_stats_get(struct rte_cryptodev *dev, struct rte_cryptodev_stats *stats) +{ + struct zsda_common_stat comm = {0}; + + zsda_stats_get(dev->data->queue_pairs, dev->data->nb_queue_pairs, + &comm); + stats->enqueued_count = comm.enqueued_count; + stats->dequeued_count = comm.dequeued_count; + stats->enqueue_err_count = comm.enqueue_err_count; + stats->dequeue_err_count = comm.dequeue_err_count; +} + +static void +zsda_sym_stats_reset(struct rte_cryptodev *dev) +{ + zsda_stats_reset(dev->data->queue_pairs, dev->data->nb_queue_pairs); +} + +static int +zsda_setup_encrypto_queue(struct zsda_pci_device *zsda_pci_dev, uint16_t qp_id, + struct zsda_qp *qp, uint32_t nb_des, int socket_id) +{ + enum zsda_service_type type = ZSDA_SERVICE_SYMMETRIC_ENCRYPT; + struct zsda_qp_config conf; + int ret; + struct zsda_qp_hw *qp_hw; + + qp_hw = zsda_qps_hw_per_service(zsda_pci_dev, type); + conf.hw = qp_hw->data + qp_id; + conf.service_type = type; + conf.cookie_size = sizeof(struct zsda_op_cookie); + conf.nb_descriptors = nb_des; + conf.socket_id = socket_id; + conf.service_str = "sym_encrypt"; + + ret = zsda_common_setup_qp(zsda_pci_dev->zsda_dev_id, &qp, qp_id, &conf); + qp->srv[type].rx_cb = zsda_crypto_callback; + qp->srv[type].tx_cb = zsda_build_cipher_request; + qp->srv[type].match = zsda_encry_match; + + return ret; +} + +static int +zsda_setup_decrypto_queue(struct zsda_pci_device *zsda_pci_dev, uint16_t qp_id, + struct zsda_qp *qp, uint32_t nb_des, int socket_id) +{ + enum zsda_service_type type = ZSDA_SERVICE_SYMMETRIC_DECRYPT; + struct zsda_qp_config conf; + int ret; + struct zsda_qp_hw *qp_hw; + + qp_hw = zsda_qps_hw_per_service(zsda_pci_dev, type); + conf.hw = qp_hw->data + qp_id; + conf.service_type = type; + + conf.cookie_size = sizeof(struct zsda_op_cookie); + conf.nb_descriptors = nb_des; + conf.socket_id = socket_id; + conf.service_str = "sym_decrypt"; + + ret = zsda_common_setup_qp(zsda_pci_dev->zsda_dev_id, &qp, qp_id, &conf); + qp->srv[type].rx_cb = zsda_crypto_callback; + qp->srv[type].tx_cb = zsda_build_cipher_request; + qp->srv[type].match = zsda_decry_match; + + return ret; +} + +static int +zsda_setup_hash_queue(struct zsda_pci_device *zsda_pci_dev, uint16_t qp_id, + struct zsda_qp *qp, uint32_t nb_des, int socket_id) +{ + enum zsda_service_type type = ZSDA_SERVICE_HASH_ENCODE; + struct zsda_qp_config conf; + int ret; + struct zsda_qp_hw *qp_hw; + + qp_hw = zsda_qps_hw_per_service(zsda_pci_dev, type); + conf.hw = qp_hw->data + qp_id; + conf.service_type = type; + conf.cookie_size = sizeof(struct zsda_op_cookie); + conf.nb_descriptors = nb_des; + conf.socket_id = socket_id; + conf.service_str = "sym_hash"; + + ret = zsda_common_setup_qp(zsda_pci_dev->zsda_dev_id, &qp, qp_id, &conf); + qp->srv[type].rx_cb = zsda_crypto_callback; + qp->srv[type].tx_cb = zsda_build_hash_request; + qp->srv[type].match = zsda_hash_match; + + return ret; +} + +static int +zsda_sym_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id, + const struct rte_cryptodev_qp_conf *qp_conf, + int socket_id) +{ + int ret = ZSDA_SUCCESS; + struct zsda_qp *qp_new; + struct zsda_qp **qp_addr = + (struct zsda_qp **)&(dev->data->queue_pairs[qp_id]); + struct zsda_sym_dev_private *sym_priv = dev->data->dev_private; + struct zsda_pci_device *zsda_pci_dev = sym_priv->zsda_pci_dev; + uint16_t num_qps_encrypt = zsda_nb_qps.encrypt; + uint16_t num_qps_decrypt = zsda_nb_qps.decrypt; + uint16_t num_qps_hash = zsda_nb_qps.hash; + uint32_t nb_des = qp_conf->nb_descriptors; + + nb_des = (nb_des == NB_DES) ? nb_des : NB_DES; + + if (*qp_addr != NULL) { + ret = zsda_sym_qp_release(dev, qp_id); + if (ret) + return ret; + } + + qp_new = rte_zmalloc_socket("zsda PMD qp metadata", sizeof(*qp_new), + RTE_CACHE_LINE_SIZE, socket_id); + if (qp_new == NULL) { + ZSDA_LOG(ERR, "Failed to alloc mem for qp struct"); + return -ENOMEM; + } + + if (num_qps_encrypt == MAX_QPS_ON_FUNCTION) + ret = zsda_setup_encrypto_queue(zsda_pci_dev, qp_id, qp_new, nb_des, + socket_id); + else if (num_qps_decrypt == MAX_QPS_ON_FUNCTION) + ret = zsda_setup_decrypto_queue(zsda_pci_dev, qp_id, qp_new, nb_des, + socket_id); + else if (num_qps_hash == MAX_QPS_ON_FUNCTION) + ret = zsda_setup_hash_queue(zsda_pci_dev, qp_id, qp_new, nb_des, + socket_id); + else { + ret = zsda_setup_encrypto_queue(zsda_pci_dev, qp_id, qp_new, nb_des, + socket_id); + ret |= zsda_setup_decrypto_queue(zsda_pci_dev, qp_id, qp_new, nb_des, + socket_id); + ret |= zsda_setup_hash_queue(zsda_pci_dev, qp_id, qp_new, nb_des, + socket_id); + } + + if (ret) { + rte_free(qp_new); + return ret; + } + + *qp_addr = qp_new; + + return ret; +} + +static unsigned int +zsda_sym_session_get_private_size(struct rte_cryptodev *dev __rte_unused) +{ + return RTE_ALIGN_CEIL(sizeof(struct zsda_sym_session), 8); +} + +static int +zsda_sym_session_configure(struct rte_cryptodev *dev __rte_unused, + struct rte_crypto_sym_xform *xform, + struct rte_cryptodev_sym_session *sess) +{ + void *sess_private_data; + int ret; + + if (unlikely(sess == NULL)) { + ZSDA_LOG(ERR, "Invalid session struct"); + return -EINVAL; + } + + sess_private_data = CRYPTODEV_GET_SYM_SESS_PRIV(sess); + + ret = zsda_crypto_set_session_parameters( + sess_private_data, xform); + + if (ret != ZSDA_SUCCESS) + ZSDA_LOG(ERR, "Failed configure session parameters"); + + return ret; +} + +static void +zsda_sym_session_clear(struct rte_cryptodev *dev __rte_unused, + struct rte_cryptodev_sym_session *sess __rte_unused) +{} + +static struct rte_cryptodev_ops crypto_zsda_ops = { + + .dev_configure = zsda_sym_dev_config, + .dev_start = zsda_sym_dev_start, + .dev_stop = zsda_sym_dev_stop, + .dev_close = zsda_sym_dev_close, + .dev_infos_get = zsda_sym_dev_info_get, + + .stats_get = zsda_sym_stats_get, + .stats_reset = zsda_sym_stats_reset, + .queue_pair_setup = zsda_sym_qp_setup, + .queue_pair_release = zsda_sym_qp_release, + + .sym_session_get_size = zsda_sym_session_get_private_size, + .sym_session_configure = zsda_sym_session_configure, + .sym_session_clear = zsda_sym_session_clear, +}; diff --git a/drivers/crypto/zsda/zsda_sym_pmd.h b/drivers/crypto/zsda/zsda_sym_pmd.h new file mode 100644 index 0000000000..a71b55f8fc --- /dev/null +++ b/drivers/crypto/zsda/zsda_sym_pmd.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2024 ZTE Corporation + */ + +#ifndef _ZSDA_SYM_PMD_H_ +#define _ZSDA_SYM_PMD_H_ + +#include "zsda_device.h" + +/** ZSDA Symmetric Crypto PMD driver name */ +#define CRYPTODEV_NAME_ZSDA_SYM_PMD crypto_zsda + +extern uint8_t zsda_sym_driver_id; + +/** private data structure for a ZSDA device. + * This ZSDA device is a device offering only symmetric crypto service, + * there can be one of these on each zsda_pci_device (VF). + */ +struct zsda_sym_dev_private { + struct zsda_pci_device *zsda_pci_dev; + /**< The zsda pci device hosting the service */ + + const struct rte_cryptodev_capabilities *zsda_dev_capabilities; + /* ZSDA device symmetric crypto capabilities */ + const struct rte_memzone *capa_mz; + /* Shared memzone for storing capabilities */ +}; + +#endif /* _ZSDA_SYM_PMD_H_ */ -- 2.27.0