+++ /dev/null
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2015-2017 Intel Corporation
- */
-
-#include <rte_bus_pci.h>
-#include <rte_common.h>
-#include <rte_dev.h>
-#include <rte_malloc.h>
-#include <rte_pci.h>
-#include <rte_cryptodev_pmd.h>
-
-#include "qat_crypto.h"
-#include "qat_logs.h"
-
-uint8_t cryptodev_qat_driver_id;
-
-static const struct rte_cryptodev_capabilities qat_gen1_capabilities[] = {
- QAT_BASE_GEN1_SYM_CAPABILITIES,
- RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
-};
-
-static const struct rte_cryptodev_capabilities qat_gen2_capabilities[] = {
- QAT_BASE_GEN1_SYM_CAPABILITIES,
- QAT_EXTRA_GEN2_SYM_CAPABILITIES,
- RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
-};
-
-static struct rte_cryptodev_ops crypto_qat_ops = {
-
- /* Device related operations */
- .dev_configure = qat_dev_config,
- .dev_start = qat_dev_start,
- .dev_stop = qat_dev_stop,
- .dev_close = qat_dev_close,
- .dev_infos_get = qat_dev_info_get,
-
- .stats_get = qat_crypto_sym_stats_get,
- .stats_reset = qat_crypto_sym_stats_reset,
- .queue_pair_setup = qat_crypto_sym_qp_setup,
- .queue_pair_release = qat_crypto_sym_qp_release,
- .queue_pair_start = NULL,
- .queue_pair_stop = NULL,
- .queue_pair_count = NULL,
-
- /* Crypto related operations */
- .session_get_size = qat_crypto_sym_get_session_private_size,
- .session_configure = qat_crypto_sym_configure_session,
- .session_clear = qat_crypto_sym_clear_session
-};
-
-/*
- * The set of PCI devices this driver supports
- */
-
-static const struct rte_pci_id pci_id_qat_map[] = {
- {
- RTE_PCI_DEVICE(0x8086, 0x0443),
- },
- {
- RTE_PCI_DEVICE(0x8086, 0x37c9),
- },
- {
- RTE_PCI_DEVICE(0x8086, 0x19e3),
- },
- {
- RTE_PCI_DEVICE(0x8086, 0x6f55),
- },
- {.device_id = 0},
-};
-
-static int
-crypto_qat_create(const char *name, struct rte_pci_device *pci_dev,
- struct rte_cryptodev_pmd_init_params *init_params)
-{
- struct rte_cryptodev *cryptodev;
- struct qat_pmd_private *internals;
-
- PMD_INIT_FUNC_TRACE();
-
- cryptodev = rte_cryptodev_pmd_create(name, &pci_dev->device,
- init_params);
- if (cryptodev == NULL)
- return -ENODEV;
-
- cryptodev->driver_id = cryptodev_qat_driver_id;
- cryptodev->dev_ops = &crypto_qat_ops;
-
- cryptodev->enqueue_burst = qat_pmd_enqueue_op_burst;
- cryptodev->dequeue_burst = qat_pmd_dequeue_op_burst;
-
- cryptodev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
- RTE_CRYPTODEV_FF_HW_ACCELERATED |
- RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
- RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;
-
- internals = cryptodev->data->dev_private;
- internals->max_nb_sessions = init_params->max_nb_sessions;
- switch (pci_dev->id.device_id) {
- case 0x0443:
- internals->qat_dev_gen = QAT_GEN1;
- internals->qat_dev_capabilities = qat_gen1_capabilities;
- break;
- case 0x37c9:
- case 0x19e3:
- case 0x6f55:
- internals->qat_dev_gen = QAT_GEN2;
- internals->qat_dev_capabilities = qat_gen2_capabilities;
- break;
- default:
- PMD_DRV_LOG(ERR,
- "Invalid dev_id, can't determine capabilities");
- break;
- }
-
- /*
- * For secondary processes, we don't initialise any further as primary
- * has already done this work. Only check we don't need a different
- * RX function
- */
- if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
- PMD_DRV_LOG(DEBUG, "Device already initialised by primary process");
- return 0;
- }
-
- return 0;
-}
-
-static int crypto_qat_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
- struct rte_pci_device *pci_dev)
-{
- struct rte_cryptodev_pmd_init_params init_params = {
- .name = "",
- .socket_id = rte_socket_id(),
- .private_data_size = sizeof(struct qat_pmd_private),
- .max_nb_sessions = RTE_QAT_PMD_MAX_NB_SESSIONS
- };
- char name[RTE_CRYPTODEV_NAME_MAX_LEN];
-
- PMD_DRV_LOG(DEBUG, "Found QAT device at %02x:%02x.%x",
- pci_dev->addr.bus,
- pci_dev->addr.devid,
- pci_dev->addr.function);
-
- rte_pci_device_name(&pci_dev->addr, name, sizeof(name));
-
- return crypto_qat_create(name, pci_dev, &init_params);
-}
-
-static int crypto_qat_pci_remove(struct rte_pci_device *pci_dev)
-{
- struct rte_cryptodev *cryptodev;
- char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
-
- if (pci_dev == NULL)
- return -EINVAL;
-
- rte_pci_device_name(&pci_dev->addr, cryptodev_name,
- sizeof(cryptodev_name));
-
- cryptodev = rte_cryptodev_pmd_get_named_dev(cryptodev_name);
- if (cryptodev == NULL)
- return -ENODEV;
-
- /* free crypto device */
- return rte_cryptodev_pmd_destroy(cryptodev);
-}
-
-static struct rte_pci_driver rte_qat_pmd = {
- .id_table = pci_id_qat_map,
- .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
- .probe = crypto_qat_pci_probe,
- .remove = crypto_qat_pci_remove
-};
-
-static struct cryptodev_driver qat_crypto_drv;
-
-RTE_PMD_REGISTER_PCI(CRYPTODEV_NAME_QAT_SYM_PMD, rte_qat_pmd);
-RTE_PMD_REGISTER_PCI_TABLE(CRYPTODEV_NAME_QAT_SYM_PMD, pci_id_qat_map);
-RTE_PMD_REGISTER_CRYPTO_DRIVER(qat_crypto_drv, rte_qat_pmd,
- cryptodev_qat_driver_id);
Code Review / deb_dpdk.git / blobdiff