[PATCH v10 12/12] crypto/zsda: add zsda crypto PMD

[Hanxiao Li <li.hanxiao@zte.com.cn>]

[-- Attachment #1.1.1: Type: text/plain, Size: 19337 bytes --]

The patch provides a series of interfaces for managing
and controlling the configuration, start, stop,
resource management, etc. of crypto devices.

And the patches may contain compilation errors.
Because the patches are depended on the other patch.
Depends-on: series-cryptodev: add SM4-XTS algo and test cases


Signed-off-by: Hanxiao Li <li.hanxiao@zte.com.cn>
---
 drivers/common/zsda/meson.build             |   2 +-
 drivers/crypto/zsda/zsda_sym_capabilities.h | 111 +++++
 drivers/crypto/zsda/zsda_sym_pmd.c          | 445 ++++++++++++++++++++
 drivers/crypto/zsda/zsda_sym_pmd.h          |  33 ++
 4 files changed, 590 insertions(+), 1 deletion(-)
 create mode 100644 drivers/crypto/zsda/zsda_sym_capabilities.h
 create mode 100644 drivers/crypto/zsda/zsda_sym_pmd.c
 create mode 100644 drivers/crypto/zsda/zsda_sym_pmd.h

diff --git a/drivers/common/zsda/meson.build b/drivers/common/zsda/meson.build
index 59fd7a12ae..bf99ec5209 100644
--- a/drivers/common/zsda/meson.build
+++ b/drivers/common/zsda/meson.build
@@ -30,7 +30,7 @@ zsda_crypto_path = 'crypto/zsda'
 zsda_crypto_relpath = '../../' + zsda_crypto_path
 if zsda_crypto
 	libcrypto = dependency('libcrypto', required: false, method: 'pkg-config')
-	foreach f: ['zsda_sym_session.c', 'zsda_sym.c']
+	foreach f: ['zsda_sym_session.c', 'zsda_sym.c', 'zsda_sym_pmd.c']
 		sources += files(join_paths(zsda_crypto_relpath, f))
 	endforeach
 	deps += ['security']
diff --git a/drivers/crypto/zsda/zsda_sym_capabilities.h b/drivers/crypto/zsda/zsda_sym_capabilities.h
new file mode 100644
index 0000000000..d9e6dc4b40
--- /dev/null
+++ b/drivers/crypto/zsda/zsda_sym_capabilities.h
@@ -0,0 +1,111 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2024 ZTE Corporation
+ */
+
+#ifndef _ZSDA_SYM_CAPABILITIES_H_
+#define _ZSDA_SYM_CAPABILITIES_H_
+
+static const struct rte_cryptodev_capabilities zsda_crypto_sym_capabilities[] = {
+	{/* 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 = 20, .max = 20, .increment = 2},
+				.iv_size = {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 = 28, .max = 28, .increment = 0},
+				.iv_size = {0} },
+			}	},
+		}
+	},
+	{/* 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 = 32, .max = 32, .increment = 0},
+				.iv_size = {0} },
+			} },
+		}
+	},
+	{/* 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 = 48, .max = 48, .increment = 0},
+				.iv_size = {0} },
+			} },
+		}
+	},
+	{/* 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 = 64, .max = 64, .increment = 0},
+				.iv_size = {0} },
+			} },
+		}
+	},
+	{/* SM3 */
+		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+		{ .sym = {
+			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
+			{ .auth = {
+				.algo = RTE_CRYPTO_AUTH_SM3,
+				.block_size = 64,
+				.key_size = {.min = 0, .max = 0, .increment = 0},
+				.digest_size = {.min = 32, .max = 32, .increment = 0},
+				.iv_size = {0} },
+			} },
+		}
+	},
+	{/* AES XTS */
+		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+		{ .sym = {
+			.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
+			{ .cipher = {
+				.algo = RTE_CRYPTO_CIPHER_AES_XTS,
+				.block_size = 16,
+				.key_size = {.min = 16, .max = 32, .increment = 16},
+				.iv_size = {.min = 16, .max = 16, .increment = 0} },
+			} },
+		}
+	},
+	{/* SM4 XTS */
+		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+		{ .sym = {
+			.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
+			{ .cipher = {
+				.algo = RTE_CRYPTO_CIPHER_SM4_XTS,
+				.block_size = 16,
+				.key_size = {.min = 32, .max = 32, .increment = 0},
+				.iv_size = {.min = 16, .max = 16, .increment = 0} },
+			} },
+		}
+	}
+};
+#endif /* _ZSDA_SYM_CAPABILITIES_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..5e9ad509ac
--- /dev/null
+++ b/drivers/crypto/zsda/zsda_sym_pmd.c
@@ -0,0 +1,445 @@
+/* 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_qp_release(struct rte_cryptodev *dev,
+				uint16_t queue_pair_id);
+
+static int
+zsda_sym_dev_start(struct rte_cryptodev *dev)
+{
+	struct zsda_sym_dev_private *sym_dev = dev->data->dev_private;
+	int ret = 0;
+
+	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_dev_close(struct rte_cryptodev *dev)
+{
+	int ret = 0;
+	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_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_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 = 0;
+	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 = 0;
+	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 = 0;
+	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 = 0;
+	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 = 0;
+
+	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 != 0) {
+		ZSDA_LOG(ERR, "Failed configure session parameters");
+		return ret;
+	}
+
+	return 0;
+}
+
+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,
+};
+
+static uint16_t
+zsda_sym_pmd_enqueue_op_burst(void *qp, struct rte_crypto_op **ops,
+			      uint16_t nb_ops)
+{
+	return zsda_enqueue_op_burst((struct zsda_qp *)qp, (void **)ops,
+				     nb_ops);
+}
+
+static uint16_t
+zsda_sym_pmd_dequeue_op_burst(void *qp, struct rte_crypto_op **ops,
+			      uint16_t nb_ops)
+{
+	return zsda_dequeue_op_burst((struct zsda_qp *)qp, (void **)ops,
+				     nb_ops);
+}
+
+static const char zsda_sym_drv_name[] = RTE_STR(CRYPTODEV_NAME_ZSDA_SYM_PMD);
+static const struct rte_driver cryptodev_zsda_sym_driver = {
+	.name = zsda_sym_drv_name, .alias = zsda_sym_drv_name};
+
+int
+zsda_sym_dev_create(struct zsda_pci_device *zsda_pci_dev)
+{
+	int ret = 0;
+	struct zsda_device_info *dev_info =
+		&zsda_devs[zsda_pci_dev->zsda_dev_id];
+
+	struct rte_cryptodev_pmd_init_params init_params = {
+		.name = "",
+		.socket_id = (int)rte_socket_id(),
+		.private_data_size = sizeof(struct zsda_sym_dev_private)};
+
+	char name[RTE_CRYPTODEV_NAME_MAX_LEN];
+	char capa_memz_name[RTE_CRYPTODEV_NAME_MAX_LEN];
+	struct rte_cryptodev *cryptodev;
+	struct zsda_sym_dev_private *sym_priv;
+	const struct rte_cryptodev_capabilities *capabilities;
+	uint64_t capa_size;
+
+	init_params.max_nb_queue_pairs = zsda_sym_max_nb_qps();
+	snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s", zsda_pci_dev->name,
+		 "sym_encrypt");
+	ZSDA_LOG(DEBUG, "Creating ZSDA SYM device %s", name);
+
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return ZSDA_SUCCESS;
+
+	dev_info->sym_rte_dev.driver = &cryptodev_zsda_sym_driver;
+	dev_info->sym_rte_dev.numa_node = dev_info->pci_dev->device.numa_node;
+	dev_info->sym_rte_dev.devargs = NULL;
+
+	cryptodev = rte_cryptodev_pmd_create(name, &(dev_info->sym_rte_dev),
+					     &init_params);
+
+	if (cryptodev == NULL)
+		return -ENODEV;
+
+	dev_info->sym_rte_dev.name = cryptodev->data->name;
+	cryptodev->driver_id = zsda_sym_driver_id;
+
+	cryptodev->dev_ops = &crypto_zsda_ops;
+
+	cryptodev->enqueue_burst = zsda_sym_pmd_enqueue_op_burst;
+	cryptodev->dequeue_burst = zsda_sym_pmd_dequeue_op_burst;
+
+	cryptodev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
+				   RTE_CRYPTODEV_FF_SYM_SESSIONLESS |
+				   RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
+				   RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT |
+				   RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |
+				   RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT |
+				   RTE_CRYPTODEV_FF_HW_ACCELERATED;
+
+	sym_priv = cryptodev->data->dev_private;
+	sym_priv->zsda_pci_dev = zsda_pci_dev;
+	capabilities = zsda_crypto_sym_capabilities;
+	capa_size = sizeof(zsda_crypto_sym_capabilities);
+
+	snprintf(capa_memz_name, RTE_CRYPTODEV_NAME_MAX_LEN, "ZSDA_SYM_CAPA");
+
+	sym_priv->capa_mz = rte_memzone_lookup(capa_memz_name);
+	if (sym_priv->capa_mz == NULL)
+		sym_priv->capa_mz = rte_memzone_reserve(
+			capa_memz_name, capa_size, rte_socket_id(), 0);
+
+	if (sym_priv->capa_mz == NULL) {
+		ZSDA_LOG(ERR, E_MALLOC);
+		ret = -EFAULT;
+		goto error;
+	}
+
+	memcpy(sym_priv->capa_mz->addr, capabilities, capa_size);
+	sym_priv->zsda_dev_capabilities = sym_priv->capa_mz->addr;
+
+	zsda_pci_dev->sym_dev = sym_priv;
+
+	return ZSDA_SUCCESS;
+
+error:
+
+	rte_cryptodev_pmd_destroy(cryptodev);
+	memset(&dev_info->sym_rte_dev, 0, sizeof(dev_info->sym_rte_dev));
+
+	return ret;
+}
+
+int
+zsda_sym_dev_destroy(struct zsda_pci_device *zsda_pci_dev)
+{
+	struct rte_cryptodev *cryptodev;
+
+	if (zsda_pci_dev == NULL)
+		return -ENODEV;
+	if (zsda_pci_dev->sym_dev == NULL)
+		return ZSDA_SUCCESS;
+	if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+		rte_memzone_free(zsda_pci_dev->sym_dev->capa_mz);
+
+	cryptodev = rte_cryptodev_pmd_get_dev(zsda_pci_dev->zsda_dev_id);
+
+	rte_cryptodev_pmd_destroy(cryptodev);
+	zsda_devs[zsda_pci_dev->zsda_dev_id].sym_rte_dev.name = NULL;
+	zsda_pci_dev->sym_dev = NULL;
+
+	return ZSDA_SUCCESS;
+}
+
+static struct cryptodev_driver zsda_crypto_drv;
+RTE_PMD_REGISTER_CRYPTO_DRIVER(zsda_crypto_drv, cryptodev_zsda_sym_driver,
+			       zsda_sym_driver_id);
diff --git a/drivers/crypto/zsda/zsda_sym_pmd.h b/drivers/crypto/zsda/zsda_sym_pmd.h
new file mode 100644
index 0000000000..5186feb37e
--- /dev/null
+++ b/drivers/crypto/zsda/zsda_sym_pmd.h
@@ -0,0 +1,33 @@
+/* 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 */
+};
+
+int zsda_sym_dev_create(struct zsda_pci_device *zsda_pci_dev);
+
+int zsda_sym_dev_destroy(struct zsda_pci_device *zsda_pci_dev);
+
+#endif /* _ZSDA_SYM_PMD_H_ */
-- 
2.27.0

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