Add new file zsda_sym_pmd.c, zsda_sym_pmd.h in drivers/crypto/zsda<br /> <br />Signed-off-by: Hanxiao Li <li.hanxiao@zte.com.cn> <br />---<br /> drivers/crypto/zsda/zsda_sym_capabilities.h | 112 +++++<br /> drivers/crypto/zsda/zsda_sym_pmd.c          | 429 ++++++++++++++++++++<br /> drivers/crypto/zsda/zsda_sym_pmd.h          |  35 ++<br /> 3 files changed, 576 insertions(+)<br /> create mode 100644 drivers/crypto/zsda/zsda_sym_capabilities.h<br /> create mode 100644 drivers/crypto/zsda/zsda_sym_pmd.c<br /> create mode 100644 drivers/crypto/zsda/zsda_sym_pmd.h<br /> <br />diff --git a/drivers/crypto/zsda/zsda_sym_capabilities.h b/drivers/crypto/zsda/zsda_sym_capabilities.h<br />new file mode 100644<br />index 0000000000..dd387b36ad<br />--- /dev/null<br />+++ b/drivers/crypto/zsda/zsda_sym_capabilities.h<br />@@ -0,0 +1,112 @@<br />+/* SPDX-License-Identifier: BSD-3-Clause<br />+ * Copyright(c) 2024 ZTE Corporation<br />+ */<br />+<br />+#ifndef _ZSDA_SYM_CAPABILITIES_H_<br />+#define _ZSDA_SYM_CAPABILITIES_H_<br />+<br />+static const struct rte_cryptodev_capabilities zsda_crypto_sym_capabilities[] = {<br />+    {/* SHA1 */<br />+        .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,<br />+        { .sym = {.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,<br />+            { .auth = {<br />+                .algo = RTE_CRYPTO_AUTH_SHA1,<br />+                .block_size = 64,<br />+                .key_size = {.min = 0, .max = 0, .increment = 0},<br />+                .digest_size = {.min = 20, .max = 20, .increment = 2},<br />+                .iv_size = {0} },<br />+            }    },<br />+        }<br />+    },<br />+    {/* SHA224 */<br />+        .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,<br />+        { .sym = {<br />+            .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,<br />+            { .auth = {<br />+                .algo = RTE_CRYPTO_AUTH_SHA224,<br />+                .block_size = 64,<br />+                .key_size = {.min = 0, .max = 0, .increment = 0},<br />+                .digest_size = {.min = 28, .max = 28, .increment = 0},<br />+                .iv_size = {0} },<br />+            }    },<br />+        }<br />+    },<br />+    {/* SHA256 */<br />+        .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,<br />+        { .sym = {<br />+            .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,<br />+            { .auth = {<br />+                .algo = RTE_CRYPTO_AUTH_SHA256,<br />+                .block_size = 64,<br />+                .key_size = {.min = 0, .max = 0, .increment = 0},<br />+                .digest_size = {.min = 32, .max = 32, .increment = 0},<br />+                .iv_size = {0} },<br />+            } },<br />+        }<br />+    },<br />+    {/* SHA384 */<br />+        .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,<br />+        { .sym = {<br />+            .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,<br />+            { .auth = {<br />+                .algo = RTE_CRYPTO_AUTH_SHA384,<br />+                .block_size = 128,<br />+                .key_size = {.min = 0, .max = 0, .increment = 0},<br />+                .digest_size = {.min = 48, .max = 48, .increment = 0},<br />+                .iv_size = {0} },<br />+            } },<br />+        }<br />+    },<br />+    {/* SHA512 */<br />+        .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,<br />+        { .sym = {<br />+            .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,<br />+            { .auth = {<br />+                .algo = RTE_CRYPTO_AUTH_SHA512,<br />+                .block_size = 128,<br />+                .key_size = {.min = 0, .max = 0, .increment = 0},<br />+                .digest_size = {.min = 64, .max = 64, .increment = 0},<br />+                .iv_size = {0} },<br />+            } },<br />+        }<br />+    },<br />+    {/* SM3 */<br />+        .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,<br />+        { .sym = {<br />+            .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,<br />+            { .auth = {<br />+                .algo = RTE_CRYPTO_AUTH_SM3,<br />+                .block_size = 64,<br />+                .key_size = {.min = 0, .max = 0, .increment = 0},<br />+                .digest_size = {.min = 32, .max = 32, .increment = 0},<br />+                .iv_size = {0} },<br />+            } },<br />+        }<br />+    },<br />+    {/* AES XTS */<br />+        .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,<br />+        { .sym = {<br />+            .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,<br />+            { .cipher = {<br />+                .algo = RTE_CRYPTO_CIPHER_AES_XTS,<br />+                .block_size = 16,<br />+                .key_size = {.min = 16, .max = 32, .increment = 16},<br />+                .iv_size = {.min = 16, .max = 16, .increment = 0} },<br />+            } },<br />+        }<br />+    },<br />+    {/* SM4 XTS */<br />+        .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,<br />+        { .sym = {<br />+            .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,<br />+            { .cipher = {<br />+                .algo = RTE_CRYPTO_CIPHER_SM4_XTS,<br />+                .block_size = 16,<br />+                .key_size = {.min = 32, .max = 32, .increment = 0},<br />+                .iv_size = {.min = 16, .max = 16, .increment = 0} },<br />+            } },<br />+        }<br />+    }<br />+};<br />+#endif /* _ZSDA_SYM_CAPABILITIES_H_ */<br />+<br />diff --git a/drivers/crypto/zsda/zsda_sym_pmd.c b/drivers/crypto/zsda/zsda_sym_pmd.c<br />new file mode 100644<br />index 0000000000..ac5a63b96e<br />--- /dev/null<br />+++ b/drivers/crypto/zsda/zsda_sym_pmd.c<br />@@ -0,0 +1,429 @@<br />+/* SPDX-License-Identifier: BSD-3-Clause<br />+ * Copyright(c) 2024 ZTE Corporation<br />+ */<br />+<br />+#include <rte_cryptodev.h> <br />+<br />+#include "cryptodev_pmd.h" <br />+#include "zsda_logs.h" <br />+#include "zsda_sym.h" <br />+#include "zsda_sym_pmd.h" <br />+#include "zsda_sym_session.h" <br />+#include "zsda_sym_capabilities.h" <br />+<br />+uint8_t zsda_sym_driver_id;<br />+<br />+static int<br />+zsda_sym_dev_config(__rte_unused struct rte_cryptodev *dev,<br />+            __rte_unused struct rte_cryptodev_config *config)<br />+{<br />+    return ZSDA_SUCCESS;<br />+}<br />+<br />+static int zsda_sym_qp_release(struct rte_cryptodev *dev,<br />+                uint16_t queue_pair_id);<br />+<br />+static int<br />+zsda_sym_dev_start(struct rte_cryptodev *dev)<br />+{<br />+    struct zsda_sym_dev_private *sym_dev = dev->data->dev_private;<br />+    int ret = 0;<br />+<br />+    ret = zsda_queue_start(sym_dev->zsda_pci_dev->pci_dev);<br />+<br />+    if (ret)<br />+        ZSDA_LOG(ERR, E_START_Q);<br />+    return ret;<br />+}<br />+<br />+static void<br />+zsda_sym_dev_stop(struct rte_cryptodev *dev)<br />+{<br />+    struct zsda_sym_dev_private *sym_dev = dev->data->dev_private;<br />+<br />+    zsda_queue_stop(sym_dev->zsda_pci_dev->pci_dev);<br />+}<br />+<br />+static int<br />+zsda_sym_dev_close(struct rte_cryptodev *dev)<br />+{<br />+    int ret = 0;<br />+    uint16_t i;<br />+<br />+    for (i = 0; i < dev->data->nb_queue_pairs; i++)<br />+        ret |= zsda_sym_qp_release(dev, i);<br />+<br />+    return ret;<br />+}<br />+<br />+static void<br />+zsda_sym_dev_info_get(struct rte_cryptodev *dev,<br />+              struct rte_cryptodev_info *info)<br />+{<br />+    struct zsda_sym_dev_private *sym_priv = dev->data->dev_private;<br />+<br />+    if (info != NULL) {<br />+        info->max_nb_queue_pairs =<br />+            zsda_crypto_max_nb_qps(sym_priv->zsda_pci_dev);<br />+        info->feature_flags = dev->feature_flags;<br />+        info->capabilities = sym_priv->zsda_dev_capabilities;<br />+        info->driver_id = zsda_sym_driver_id;<br />+        info->sym.max_nb_sessions = 0;<br />+    }<br />+}<br />+<br />+static void<br />+zsda_sym_stats_get(struct rte_cryptodev *dev, struct rte_cryptodev_stats *stats)<br />+{<br />+    struct zsda_common_stat comm = {0};<br />+<br />+    zsda_stats_get(dev->data->queue_pairs, dev->data->nb_queue_pairs,<br />+               &comm);<br />+    stats->enqueued_count = comm.enqueued_count;<br />+    stats->dequeued_count = comm.dequeued_count;<br />+    stats->enqueue_err_count = comm.enqueue_err_count;<br />+    stats->dequeue_err_count = comm.dequeue_err_count;<br />+}<br />+<br />+static void<br />+zsda_sym_stats_reset(struct rte_cryptodev *dev)<br />+{<br />+    zsda_stats_reset(dev->data->queue_pairs, dev->data->nb_queue_pairs);<br />+}<br />+<br />+static int<br />+zsda_sym_qp_release(struct rte_cryptodev *dev, uint16_t queue_pair_id)<br />+{<br />+    ZSDA_LOG(DEBUG, "Release sym qp %u on device %d", queue_pair_id,<br />+         dev->data->dev_id);<br />+<br />+    return zsda_queue_pair_release(<br />+        (struct zsda_qp **)&(dev->data->queue_pairs[queue_pair_id]));<br />+}<br />+<br />+static int<br />+zsda_setup_encrypto_queue(struct zsda_pci_device *zsda_pci_dev, uint16_t qp_id,<br />+             struct zsda_qp *qp, uint32_t nb_des, int socket_id)<br />+{<br />+    enum zsda_service_type type = ZSDA_SERVICE_SYMMETRIC_ENCRYPT;<br />+    struct zsda_qp_config conf;<br />+    int ret = 0;<br />+    struct zsda_qp_hw *qp_hw;<br />+<br />+    qp_hw = zsda_qps_hw_per_service(zsda_pci_dev, type);<br />+    conf.hw = qp_hw->data + qp_id;<br />+    conf.service_type = type;<br />+    conf.cookie_size = sizeof(struct zsda_op_cookie);<br />+    conf.nb_descriptors = nb_des;<br />+    conf.socket_id = socket_id;<br />+    conf.service_str = "sym_encrypt";<br />+<br />+    ret = zsda_common_setup_qp(zsda_pci_dev->zsda_dev_id, &qp, qp_id, &conf);<br />+    qp->srv[type].rx_cb = zsda_crypto_callback;<br />+    qp->srv[type].tx_cb = zsda_build_cipher_request;<br />+    qp->srv[type].match = zsda_encry_match;<br />+<br />+    return ret;<br />+}<br />+<br />+static int<br />+zsda_setup_decrypto_queue(struct zsda_pci_device *zsda_pci_dev, uint16_t qp_id,<br />+             struct zsda_qp *qp, uint32_t nb_des, int socket_id)<br />+{<br />+    enum zsda_service_type type = ZSDA_SERVICE_SYMMETRIC_DECRYPT;<br />+    struct zsda_qp_config conf;<br />+    int ret = 0;<br />+    struct zsda_qp_hw *qp_hw;<br />+<br />+    qp_hw = zsda_qps_hw_per_service(zsda_pci_dev, type);<br />+    conf.hw = qp_hw->data + qp_id;<br />+    conf.service_type = type;<br />+<br />+    conf.cookie_size = sizeof(struct zsda_op_cookie);<br />+    conf.nb_descriptors = nb_des;<br />+    conf.socket_id = socket_id;<br />+    conf.service_str = "sym_decrypt";<br />+<br />+    ret = zsda_common_setup_qp(zsda_pci_dev->zsda_dev_id, &qp, qp_id, &conf);<br />+    qp->srv[type].rx_cb = zsda_crypto_callback;<br />+    qp->srv[type].tx_cb = zsda_build_cipher_request;<br />+    qp->srv[type].match = zsda_decry_match;<br />+<br />+    return ret;<br />+}<br />+<br />+static int<br />+zsda_setup_hash_queue(struct zsda_pci_device *zsda_pci_dev, uint16_t qp_id,<br />+         struct zsda_qp *qp, uint32_t nb_des, int socket_id)<br />+{<br />+    enum zsda_service_type type = ZSDA_SERVICE_HASH_ENCODE;<br />+    struct zsda_qp_config conf;<br />+    int ret = 0;<br />+    struct zsda_qp_hw *qp_hw;<br />+<br />+    qp_hw = zsda_qps_hw_per_service(zsda_pci_dev, type);<br />+    conf.hw = qp_hw->data + qp_id;<br />+    conf.service_type = type;<br />+    conf.cookie_size = sizeof(struct zsda_op_cookie);<br />+    conf.nb_descriptors = nb_des;<br />+    conf.socket_id = socket_id;<br />+    conf.service_str = "sym_hash";<br />+<br />+    ret = zsda_common_setup_qp(zsda_pci_dev->zsda_dev_id, &qp, qp_id, &conf);<br />+    qp->srv[type].rx_cb = zsda_crypto_callback;<br />+    qp->srv[type].tx_cb = zsda_build_hash_request;<br />+    qp->srv[type].match = zsda_hash_match;<br />+<br />+    return ret;<br />+}<br />+<br />+static int<br />+zsda_sym_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,<br />+          const struct rte_cryptodev_qp_conf *qp_conf,<br />+          int socket_id)<br />+{<br />+    int ret = 0;<br />+    struct zsda_qp *qp_new;<br />+<br />+    struct zsda_qp **qp_addr =<br />+        (struct zsda_qp **)&(dev->data->queue_pairs[qp_id]);<br />+    struct zsda_sym_dev_private *sym_priv = dev->data->dev_private;<br />+    struct zsda_pci_device *zsda_pci_dev = sym_priv->zsda_pci_dev;<br />+    uint16_t num_qps_encrypt = zsda_qps_per_service(<br />+        zsda_pci_dev, ZSDA_SERVICE_SYMMETRIC_ENCRYPT);<br />+    uint16_t num_qps_decrypt = zsda_qps_per_service(<br />+        zsda_pci_dev, ZSDA_SERVICE_SYMMETRIC_DECRYPT);<br />+    uint16_t num_qps_hash = zsda_qps_per_service(<br />+        zsda_pci_dev, ZSDA_SERVICE_HASH_ENCODE);<br />+<br />+    uint32_t nb_des = qp_conf->nb_descriptors;<br />+    nb_des = (nb_des == NB_DES) ? nb_des : NB_DES;<br />+<br />+    if (*qp_addr != NULL) {<br />+        ret = zsda_sym_qp_release(dev, qp_id);<br />+        if (ret)<br />+            return ret;<br />+    }<br />+<br />+    qp_new = rte_zmalloc_socket("zsda PMD qp metadata", sizeof(*qp_new),<br />+                    RTE_CACHE_LINE_SIZE, socket_id);<br />+    if (qp_new == NULL) {<br />+        ZSDA_LOG(ERR, "Failed to alloc mem for qp struct");<br />+        return -ENOMEM;<br />+    }<br />+<br />+    if (num_qps_encrypt == MAX_QPS_ON_FUNCTION)<br />+        ret = zsda_setup_encrypto_queue(zsda_pci_dev, qp_id, qp_new, nb_des,<br />+                        socket_id);<br />+    else if (num_qps_decrypt == MAX_QPS_ON_FUNCTION)<br />+        ret = zsda_setup_decrypto_queue(zsda_pci_dev, qp_id, qp_new, nb_des,<br />+                        socket_id);<br />+    else if (num_qps_hash == MAX_QPS_ON_FUNCTION)<br />+        ret = zsda_setup_hash_queue(zsda_pci_dev, qp_id, qp_new, nb_des,<br />+                    socket_id);<br />+    else {<br />+        ret = zsda_setup_encrypto_queue(zsda_pci_dev, qp_id, qp_new, nb_des,<br />+                        socket_id);<br />+        ret |= zsda_setup_decrypto_queue(zsda_pci_dev, qp_id, qp_new, nb_des,<br />+                        socket_id);<br />+        ret |= zsda_setup_hash_queue(zsda_pci_dev, qp_id, qp_new, nb_des,<br />+                    socket_id);<br />+    }<br />+<br />+    if (ret) {<br />+        rte_free(qp_new);<br />+        return ret;<br />+    }<br />+<br />+    qp_new->mmap_bar_addr =<br />+        sym_priv->zsda_pci_dev->pci_dev->mem_resource[0].addr;<br />+    *qp_addr = qp_new;<br />+<br />+    return ret;<br />+}<br />+<br />+static unsigned int<br />+zsda_sym_session_get_private_size(struct rte_cryptodev *dev __rte_unused)<br />+{<br />+    return RTE_ALIGN_CEIL(sizeof(struct zsda_sym_session), 8);<br />+}<br />+<br />+static int<br />+zsda_sym_session_configure(struct rte_cryptodev *dev __rte_unused,<br />+               struct rte_crypto_sym_xform *xform,<br />+               struct rte_cryptodev_sym_session *sess)<br />+{<br />+    void *sess_private_data;<br />+    int ret = 0;<br />+<br />+    if (unlikely(sess == NULL)) {<br />+        ZSDA_LOG(ERR, "Invalid session struct");<br />+        return -EINVAL;<br />+    }<br />+<br />+    sess_private_data = CRYPTODEV_GET_SYM_SESS_PRIV(sess);<br />+<br />+    ret = zsda_crypto_set_session_parameters(<br />+            sess_private_data, xform);<br />+<br />+    if (ret != 0) {<br />+        ZSDA_LOG(ERR, "Failed configure session parameters");<br />+        return ret;<br />+    }<br />+<br />+    return 0;<br />+}<br />+<br />+static void<br />+zsda_sym_session_clear(struct rte_cryptodev *dev __rte_unused,<br />+            struct rte_cryptodev_sym_session  *sess __rte_unused)<br />+{}<br />+<br />+static struct rte_cryptodev_ops crypto_zsda_ops = {<br />+<br />+    .dev_configure = zsda_sym_dev_config,<br />+    .dev_start = zsda_sym_dev_start,<br />+    .dev_stop = zsda_sym_dev_stop,<br />+    .dev_close = zsda_sym_dev_close,<br />+    .dev_infos_get = zsda_sym_dev_info_get,<br />+<br />+    .stats_get = zsda_sym_stats_get,<br />+    .stats_reset = zsda_sym_stats_reset,<br />+    .queue_pair_setup = zsda_sym_qp_setup,<br />+    .queue_pair_release = zsda_sym_qp_release,<br />+<br />+    .sym_session_get_size = zsda_sym_session_get_private_size,<br />+    .sym_session_configure = zsda_sym_session_configure,<br />+    .sym_session_clear = zsda_sym_session_clear,<br />+};<br />+<br />+static uint16_t<br />+zsda_sym_pmd_enqueue_op_burst(void *qp, struct rte_crypto_op **ops,<br />+                  uint16_t nb_ops)<br />+{<br />+    return zsda_enqueue_op_burst((struct zsda_qp *)qp, (void **)ops,<br />+                     nb_ops);<br />+}<br />+<br />+static uint16_t<br />+zsda_sym_pmd_dequeue_op_burst(void *qp, struct rte_crypto_op **ops,<br />+                  uint16_t nb_ops)<br />+{<br />+    return zsda_dequeue_op_burst((struct zsda_qp *)qp, (void **)ops,<br />+                     nb_ops);<br />+}<br />+<br />+static const char zsda_sym_drv_name[] = RTE_STR(CRYPTODEV_NAME_ZSDA_SYM_PMD);<br />+static const struct rte_driver cryptodev_zsda_sym_driver = {<br />+    .name = zsda_sym_drv_name, .alias = zsda_sym_drv_name};<br />+<br />+int<br />+zsda_sym_dev_create(struct zsda_pci_device *zsda_pci_dev)<br />+{<br />+    int ret = 0;<br />+    struct zsda_device_info *dev_info =<br />+        &zsda_devs[zsda_pci_dev->zsda_dev_id];<br />+<br />+    struct rte_cryptodev_pmd_init_params init_params = {<br />+        .name = "",<br />+        .socket_id = (int)rte_socket_id(),<br />+        .private_data_size = sizeof(struct zsda_sym_dev_private)};<br />+<br />+    char name[RTE_CRYPTODEV_NAME_MAX_LEN];<br />+    char capa_memz_name[RTE_CRYPTODEV_NAME_MAX_LEN];<br />+    struct rte_cryptodev *cryptodev;<br />+    struct zsda_sym_dev_private *sym_priv;<br />+    const struct rte_cryptodev_capabilities *capabilities;<br />+    uint64_t capa_size;<br />+<br />+    init_params.max_nb_queue_pairs = zsda_crypto_max_nb_qps(zsda_pci_dev);<br />+    snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s", zsda_pci_dev->name,<br />+         "sym_encrypt");<br />+    ZSDA_LOG(DEBUG, "Creating ZSDA SYM device %s", name);<br />+<br />+    if (rte_eal_process_type() != RTE_PROC_PRIMARY)<br />+        return ZSDA_SUCCESS;<br />+<br />+    dev_info->sym_rte_dev.driver = &cryptodev_zsda_sym_driver;<br />+    dev_info->sym_rte_dev.numa_node = dev_info->pci_dev->device.numa_node;<br />+    dev_info->sym_rte_dev.devargs = NULL;<br />+<br />+    cryptodev = rte_cryptodev_pmd_create(name, &(dev_info->sym_rte_dev),<br />+                         &init_params);<br />+<br />+    if (cryptodev == NULL)<br />+        return -ENODEV;<br />+<br />+    dev_info->sym_rte_dev.name = cryptodev->data->name;<br />+    cryptodev->driver_id = zsda_sym_driver_id;<br />+<br />+    cryptodev->dev_ops = &crypto_zsda_ops;<br />+<br />+    cryptodev->enqueue_burst = zsda_sym_pmd_enqueue_op_burst;<br />+    cryptodev->dequeue_burst = zsda_sym_pmd_dequeue_op_burst;<br />+<br />+    cryptodev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |<br />+                   RTE_CRYPTODEV_FF_SYM_SESSIONLESS |<br />+                   RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |<br />+                   RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT |<br />+                   RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |<br />+                   RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT |<br />+                   RTE_CRYPTODEV_FF_HW_ACCELERATED;<br />+<br />+    sym_priv = cryptodev->data->dev_private;<br />+    sym_priv->zsda_pci_dev = zsda_pci_dev;<br />+    capabilities = zsda_crypto_sym_capabilities;<br />+    capa_size = sizeof(zsda_crypto_sym_capabilities);<br />+<br />+    snprintf(capa_memz_name, RTE_CRYPTODEV_NAME_MAX_LEN, "ZSDA_SYM_CAPA");<br />+<br />+    sym_priv->capa_mz = rte_memzone_lookup(capa_memz_name);<br />+    if (sym_priv->capa_mz == NULL)<br />+        sym_priv->capa_mz = rte_memzone_reserve(<br />+            capa_memz_name, capa_size, rte_socket_id(), 0);<br />+<br />+    if (sym_priv->capa_mz == NULL) {<br />+        ZSDA_LOG(ERR, E_MALLOC);<br />+        ret = -EFAULT;<br />+        goto error;<br />+    }<br />+<br />+    memcpy(sym_priv->capa_mz->addr, capabilities, capa_size);<br />+    sym_priv->zsda_dev_capabilities = sym_priv->capa_mz->addr;<br />+<br />+    zsda_pci_dev->sym_dev = sym_priv;<br />+<br />+    return ZSDA_SUCCESS;<br />+<br />+error:<br />+<br />+    rte_cryptodev_pmd_destroy(cryptodev);<br />+    memset(&dev_info->sym_rte_dev, 0, sizeof(dev_info->sym_rte_dev));<br />+<br />+    return ret;<br />+}<br />+<br />+int<br />+zsda_sym_dev_destroy(struct zsda_pci_device *zsda_pci_dev)<br />+{<br />+    struct rte_cryptodev *cryptodev;<br />+<br />+    if (zsda_pci_dev == NULL)<br />+        return -ENODEV;<br />+    if (zsda_pci_dev->sym_dev == NULL)<br />+        return ZSDA_SUCCESS;<br />+    if (rte_eal_process_type() == RTE_PROC_PRIMARY)<br />+        rte_memzone_free(zsda_pci_dev->sym_dev->capa_mz);<br />+<br />+    cryptodev = rte_cryptodev_pmd_get_dev(zsda_pci_dev->zsda_dev_id);<br />+<br />+    rte_cryptodev_pmd_destroy(cryptodev);<br />+    zsda_devs[zsda_pci_dev->zsda_dev_id].sym_rte_dev.name = NULL;<br />+    zsda_pci_dev->sym_dev = NULL;<br />+<br />+    return ZSDA_SUCCESS;<br />+}<br />+<br />+static struct cryptodev_driver zsda_crypto_drv;<br />+RTE_PMD_REGISTER_CRYPTO_DRIVER(zsda_crypto_drv, cryptodev_zsda_sym_driver,<br />+                   zsda_sym_driver_id);<br />diff --git a/drivers/crypto/zsda/zsda_sym_pmd.h b/drivers/crypto/zsda/zsda_sym_pmd.h<br />new file mode 100644<br />index 0000000000..77175fed47<br />--- /dev/null<br />+++ b/drivers/crypto/zsda/zsda_sym_pmd.h<br />@@ -0,0 +1,35 @@<br />+/* SPDX-License-Identifier: BSD-3-Clause<br />+ * Copyright(c) 2024 ZTE Corporation<br />+ */<br />+<br />+#ifndef _ZSDA_SYM_PMD_H_<br />+#define _ZSDA_SYM_PMD_H_<br />+<br />+#include "zsda_device.h" <br />+<br />+/** ZSDA Symmetric Crypto PMD driver name */<br />+#define CRYPTODEV_NAME_ZSDA_SYM_PMD crypto_zsda<br />+<br />+extern uint8_t zsda_sym_driver_id;<br />+<br />+/** private data structure for a ZSDA device.<br />+ * This ZSDA device is a device offering only symmetric crypto service,<br />+ * there can be one of these on each zsda_pci_device (VF).<br />+ */<br />+struct zsda_sym_dev_private {<br />+    struct zsda_pci_device *zsda_pci_dev;<br />+    /**< The zsda pci device hosting the service */<br />+<br />+    const struct rte_cryptodev_capabilities *zsda_dev_capabilities;<br />+    /* ZSDA device symmetric crypto capabilities */<br />+    const struct rte_memzone *capa_mz;<br />+    /* Shared memzone for storing capabilities */<br />+    uint16_t min_enq_burst_threshold;<br />+    uint32_t internal_capabilities; /* see flags ZSDA_SYM_CAP_xxx */<br />+};<br />+<br />+int zsda_sym_dev_create(struct zsda_pci_device *zsda_pci_dev);<br />+<br />+int zsda_sym_dev_destroy(struct zsda_pci_device *zsda_pci_dev);<br />+<br />+#endif /* _ZSDA_SYM_PMD_H_ */<br />--  <br />2.27.0<br />