Add crypto driver skeleton for zsda devices.
Signed-off-by: Hanxiao Li <li.hanx...@zte.com.cn>
---
MAINTAINERS | 6 ++
doc/guides/cryptodevs/index.rst | 1 +
doc/guides/cryptodevs/zsda.rst | 26 ++++++
drivers/common/zsda/meson.build | 12 ++-
drivers/common/zsda/zsda_device.c | 14 +++-
drivers/common/zsda/zsda_device.h | 10 +++
drivers/common/zsda/zsda_qp.c | 9 ++
drivers/common/zsda/zsda_qp_common.h | 5 +-
drivers/crypto/zsda/zsda_crypto_pmd.c | 115 ++++++++++++++++++++++++++
drivers/crypto/zsda/zsda_crypto_pmd.h | 49 +++++++++++
10 files changed, 244 insertions(+), 3 deletions(-)
create mode 100644 doc/guides/cryptodevs/zsda.rst
create mode 100644 drivers/crypto/zsda/zsda_crypto_pmd.c
create mode 100644 drivers/crypto/zsda/zsda_crypto_pmd.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 167cc74a15..3e16789250 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1270,6 +1270,12 @@ F: drivers/crypto/virtio/
F: doc/guides/cryptodevs/virtio.rst
F: doc/guides/cryptodevs/features/virtio.ini
+ZTE Storage Data Accelerator (ZSDA)
+M: Hanxiao Li <li.hanx...@zte.com.cn>
+F: drivers/crypto/zsda/
+F: doc/guides/cryptodevs/zsda.rst
+F: doc/guides/cryptodevs/features/zsda.ini
+
Compression Drivers
-------------------
diff --git a/doc/guides/cryptodevs/index.rst b/doc/guides/cryptodevs/index.rst
index 1e57a9fe86..be2620f185 100644
--- a/doc/guides/cryptodevs/index.rst
+++ b/doc/guides/cryptodevs/index.rst
@@ -34,3 +34,4 @@ Crypto Device Drivers
uadk
virtio
zuc
+ zsda
diff --git a/doc/guides/cryptodevs/zsda.rst b/doc/guides/cryptodevs/zsda.rst
new file mode 100644
index 0000000000..0a7aeb2d50
--- /dev/null
+++ b/doc/guides/cryptodevs/zsda.rst
@@ -0,0 +1,26 @@
+.. SPDX-License-Identifier: BSD-3-Clause
+ Copyright(c) 2025 ZTE Corporation.
+
+ZTE Storage Data Accelerator (ZSDA) Poll Mode Driver
+====================================================
+
+The ZSDA crypto PMD provides poll mode Cipher and Hash driver
+support for the following hardware accelerator devices:
+
+* ``ZTE Processing accelerators 1cf2``
+
+
+Features
+--------
+
+
+Limitations
+-----------
+
+
+Installation
+------------
+
+
+Testing
+-------
diff --git a/drivers/common/zsda/meson.build b/drivers/common/zsda/meson.build
index be4fbaedb3..e897c3a931 100644
--- a/drivers/common/zsda/meson.build
+++ b/drivers/common/zsda/meson.build
@@ -7,7 +7,7 @@ if is_windows
subdir_done()
endif
-deps += ['bus_pci', 'mbuf', 'compressdev']
+deps += ['bus_pci', 'compressdev', 'cryptodev']
sources += files(
'zsda_device.c',
'zsda_logs.c',
@@ -24,3 +24,13 @@ if zsda_compress
sources += files(join_paths(zsda_compress_relpath, f))
endforeach
endif
+
+zsda_crypto = true
+zsda_crypto_path = 'crypto/zsda'
+zsda_crypto_relpath = '../../' + zsda_crypto_path
+includes += include_directories(zsda_crypto_relpath)
+if zsda_crypto
+ foreach f: ['zsda_crypto_pmd.c']
+ sources += files(join_paths(zsda_crypto_relpath, f))
+ endforeach
+endif
diff --git a/drivers/common/zsda/zsda_device.c
b/drivers/common/zsda/zsda_device.c
index 8a89dc7fc9..0d1e772fe4 100644
--- a/drivers/common/zsda/zsda_device.c
+++ b/drivers/common/zsda/zsda_device.c
@@ -152,6 +152,7 @@ zsda_pci_dev_destroy(struct zsda_pci_device *zsda_pci_dev,
{
zsda_comp_dev_destroy(zsda_pci_dev);
+ zsda_crypto_dev_destroy(zsda_pci_dev);
return zsda_pci_device_release(pci_dev);
}
@@ -177,9 +178,20 @@ zsda_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
ret = zsda_comp_dev_create(zsda_pci_dev);
if (ret)
- ZSDA_LOG(ERR, "Failed! dev create.");
+ ZSDA_LOG(ERR, "Failed! comp_dev create.");
+
+ ret = zsda_crypto_dev_create(zsda_pci_dev);
+ if (ret) {
+ ZSDA_LOG(ERR, "Failed! crypto_dev create.");
+ goto exit;
+ }
return ret;
+
+exit:
+ zsda_comp_dev_destroy(zsda_pci_dev);
+
+ return ZSDA_FAILED;
}
static int
diff --git a/drivers/common/zsda/zsda_device.h
b/drivers/common/zsda/zsda_device.h
index dd0fa35ba6..036e157b8d 100644
--- a/drivers/common/zsda/zsda_device.h
+++ b/drivers/common/zsda/zsda_device.h
@@ -7,6 +7,7 @@
#include "zsda_qp_common.h"
#include "zsda_comp_pmd.h"
+#include "zsda_crypto_pmd.h"
#define MAX_QPS_ON_FUNCTION 128
#define ZSDA_DEV_NAME_MAX_LEN 64
@@ -21,6 +22,11 @@ struct zsda_device_info {
* Register with this rather than with the one in
* pci_dev so that its driver can have a compression-specific name
*/
+ struct rte_device crypto_rte_dev;
+ /**< This represents the crypto subset of this pci device.
+ * Register with this rather than with the one in
+ * pci_dev so that its driver can have a crypto-specific name
+ */
struct rte_pci_device *pci_dev;
};
@@ -52,6 +58,10 @@ struct zsda_pci_device {
struct zsda_comp_dev_private *comp_dev;
/**< link back to compressdev private data */
+ /* Data relating to crypto service */
+ struct zsda_crypto_dev_private *crypto_dev_priv;
+ /**< link back to cryptodev private data */
+
struct zsda_qp_hw zsda_hw_qps[ZSDA_MAX_SERVICES];
uint16_t zsda_qp_hw_num[ZSDA_MAX_SERVICES];
};
diff --git a/drivers/common/zsda/zsda_qp.c b/drivers/common/zsda/zsda_qp.c
index 0ef7cac585..a5f00d8ab6 100644
--- a/drivers/common/zsda/zsda_qp.c
+++ b/drivers/common/zsda/zsda_qp.c
@@ -15,6 +15,9 @@ static uint8_t zsda_num_used_qps;
static struct ring_size zsda_qp_hw_ring_size[ZSDA_MAX_SERVICES] = {
[ZSDA_SERVICE_COMPRESSION] = {32, 16},
[ZSDA_SERVICE_DECOMPRESSION] = {32, 16},
+ [ZSDA_SERVICE_CRYPRO_ENCRY] = {128, 16},
+ [ZSDA_SERVICE_CRYPTO_DECRY] = {128, 16},
+ [ZSDA_SERVICE_HASH_ENCODE] = {32, 16},
};
static const uint8_t crc8_table[256] = {
@@ -480,6 +483,12 @@ zsda_nb_qps_get(const struct zsda_pci_device *zsda_pci_dev)
zsda_num_qps_get(zsda_pci_dev, ZSDA_SERVICE_COMPRESSION);
zsda_nb_qps.decomp =
zsda_num_qps_get(zsda_pci_dev, ZSDA_SERVICE_DECOMPRESSION);
+ zsda_nb_qps.encrypt =
+ zsda_num_qps_get(zsda_pci_dev, ZSDA_SERVICE_CRYPRO_ENCRY);
+ zsda_nb_qps.decrypt =
+ zsda_num_qps_get(zsda_pci_dev, ZSDA_SERVICE_CRYPTO_DECRY);
+ zsda_nb_qps.hash =
+ zsda_num_qps_get(zsda_pci_dev, ZSDA_SERVICE_HASH_ENCODE);
}
int
diff --git a/drivers/common/zsda/zsda_qp_common.h
b/drivers/common/zsda/zsda_qp_common.h
index 941278c6d2..911b3a07a3 100644
--- a/drivers/common/zsda/zsda_qp_common.h
+++ b/drivers/common/zsda/zsda_qp_common.h
@@ -24,9 +24,12 @@
enum zsda_service_type {
ZSDA_SERVICE_COMPRESSION = 0,
ZSDA_SERVICE_DECOMPRESSION = 1,
+ ZSDA_SERVICE_CRYPRO_ENCRY = 2,
+ ZSDA_SERVICE_CRYPTO_DECRY = 3,
+ ZSDA_SERVICE_HASH_ENCODE = 6,
ZSDA_SERVICE_INVALID,
};
-#define ZSDA_MAX_SERVICES (2)
+#define ZSDA_MAX_SERVICES (ZSDA_SERVICE_INVALID)
#define ZSDA_CSR_READ32(addr) rte_read32((addr))
#define ZSDA_CSR_WRITE32(addr, value) rte_write32((value), (addr))
diff --git a/drivers/crypto/zsda/zsda_crypto_pmd.c
b/drivers/crypto/zsda/zsda_crypto_pmd.c
new file mode 100644
index 0000000000..99acfa3418
--- /dev/null
+++ b/drivers/crypto/zsda/zsda_crypto_pmd.c
@@ -0,0 +1,115 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2025 ZTE Corporation
+ */
+
+#include <rte_cryptodev.h>
+
+#include "zsda_crypto_pmd.h"
+
+uint8_t zsda_crypto_driver_id;
+
+static struct rte_cryptodev_ops crypto_zsda_ops = {
+ .dev_configure = NULL,
+ .dev_start = NULL,
+ .dev_stop = NULL,
+ .dev_close = NULL,
+ .dev_infos_get = NULL,
+
+ .stats_get = NULL,
+ .stats_reset = NULL,
+ .queue_pair_setup = NULL,
+ .queue_pair_release = NULL,
+
+ .sym_session_get_size = NULL,
+ .sym_session_configure = NULL,
+ .sym_session_clear = NULL,
+};
+
+static const char zsda_crypto_drv_name[] = RTE_STR(CRYPTODEV_NAME_ZSDA_PMD);
+static const struct rte_driver cryptodev_zsda_crypto_driver = {
+ .name = zsda_crypto_drv_name,
+ .alias = zsda_crypto_drv_name
+};
+
+int
+zsda_crypto_dev_create(struct zsda_pci_device *zsda_pci_dev)
+{
+ 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_crypto_dev_private)
+ };
+
+ char name[RTE_CRYPTODEV_NAME_MAX_LEN];
+ struct rte_cryptodev *cryptodev;
+ struct zsda_crypto_dev_private *crypto_dev_priv;
+
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return ZSDA_SUCCESS;
+
+ snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s", zsda_pci_dev->name,
+ "crypto");
+ ZSDA_LOG(DEBUG, "Creating ZSDA crypto device %s", name);
+
+ dev_info->crypto_rte_dev.driver = &cryptodev_zsda_crypto_driver;
+ dev_info->crypto_rte_dev.numa_node =
dev_info->pci_dev->device.numa_node;
+
+ cryptodev = rte_cryptodev_pmd_create(name, &(dev_info->crypto_rte_dev),
+ &init_params);
+
+ if (cryptodev == NULL) {
+ ZSDA_LOG(ERR, "Failed! rte_cryptodev_pmd_create");
+ goto error;
+ }
+
+ dev_info->crypto_rte_dev.name = cryptodev->data->name;
+ cryptodev->driver_id = zsda_crypto_driver_id;
+
+ cryptodev->dev_ops = &crypto_zsda_ops;
+
+ cryptodev->enqueue_burst = NULL;
+ cryptodev->dequeue_burst = NULL;
+ cryptodev->feature_flags = 0;
+
+ crypto_dev_priv = cryptodev->data->dev_private;
+ crypto_dev_priv->zsda_pci_dev = zsda_pci_dev;
+ crypto_dev_priv->cryptodev = cryptodev;
+
+ zsda_pci_dev->crypto_dev_priv = crypto_dev_priv;
+
+ return ZSDA_SUCCESS;
+
+error:
+
+ rte_cryptodev_pmd_destroy(cryptodev);
+ memset(&dev_info->crypto_rte_dev, 0, sizeof(dev_info->crypto_rte_dev));
+
+ return -EFAULT;
+}
+
+void
+zsda_crypto_dev_destroy(struct zsda_pci_device *zsda_pci_dev)
+{
+ struct zsda_crypto_dev_private *crypto_dev_priv;
+
+ if (zsda_pci_dev == NULL)
+ return;
+
+ crypto_dev_priv = zsda_pci_dev->crypto_dev_priv;
+ if (crypto_dev_priv == NULL)
+ return;
+
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ rte_memzone_free(crypto_dev_priv->capa_mz);
+
+ rte_cryptodev_pmd_destroy(crypto_dev_priv->cryptodev);
+ zsda_devs[zsda_pci_dev->zsda_dev_id].crypto_rte_dev.name = NULL;
+ zsda_pci_dev->crypto_dev_priv = NULL;
+}
+
+static struct cryptodev_driver zsda_crypto_drv;
+RTE_PMD_REGISTER_CRYPTO_DRIVER(zsda_crypto_drv, cryptodev_zsda_crypto_driver,
+ zsda_crypto_driver_id);
diff --git a/drivers/crypto/zsda/zsda_crypto_pmd.h
b/drivers/crypto/zsda/zsda_crypto_pmd.h
new file mode 100644
index 0000000000..1b17735d40
--- /dev/null
+++ b/drivers/crypto/zsda/zsda_crypto_pmd.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2025 ZTE Corporation
+ */
+
+#ifndef _ZSDA_CRYPTO_PMD_H_
+#define _ZSDA_CRYPTO_PMD_H_
+
+#include "cryptodev_pmd.h"
+
+#include "zsda_qp.h"
+
+/** ZSDA Crypto PMD driver name */
+#define CRYPTODEV_NAME_ZSDA_PMD crypto_zsda
+#define ZSDA_CIPHER_KEY_MAX_LEN 64
+
+#define ZSDA_OPC_EC_AES_XTS_256 0x0 /* Encry AES-XTS-256 */
+#define ZSDA_OPC_EC_AES_XTS_512 0x01 /* Encry AES-XTS-512 */
+#define ZSDA_OPC_EC_SM4_XTS_256 0x02 /* Encry SM4-XTS-256 */
+#define ZSDA_OPC_DC_AES_XTS_256 0x08 /* Decry AES-XTS-256 */
+#define ZSDA_OPC_DC_AES_XTS_512 0x09 /* Decry AES-XTS-512 */
+#define ZSDA_OPC_DC_SM4_XTS_256 0x0A /* Decry SM4-XTS-256 */
+#define ZSDA_OPC_HASH_SHA1 0x20 /* Hash-SHA1 */
+#define ZSDA_OPC_HASH_SHA2_224 0x21 /* Hash-SHA2-224 */
+#define ZSDA_OPC_HASH_SHA2_256 0x22 /* Hash-SHA2-256 */
+#define ZSDA_OPC_HASH_SHA2_384 0x23 /* Hash-SHA2-384 */
+#define ZSDA_OPC_HASH_SHA2_512 0x24 /* Hash-SHA2-512 */
+#define ZSDA_OPC_HASH_SM3 0x25 /* Hash-SM3 */
+
+
+/** 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_crypto_dev_private {
+ struct zsda_pci_device *zsda_pci_dev;
+ /* The zsda pci device hosting the service */
+ struct rte_cryptodev *cryptodev;
+ /* The pointer to this crypto device structure */
+ const struct rte_cryptodev_capabilities *zsda_crypto_capabilities;
+ /* ZSDA device crypto capabilities */
+ const struct rte_memzone *capa_mz;
+ /* Shared memzone for storing capabilities */
+};
+
+int zsda_crypto_dev_create(struct zsda_pci_device *zsda_pci_dev);
+
+void zsda_crypto_dev_destroy(struct zsda_pci_device *zsda_pci_dev);
+
+#endif /* _ZSDA_CRYPTO_PMD_H_ */
--
2.27.0
