New upstream version 18.05
[deb_dpdk.git] / drivers / crypto / qat / rte_qat_cryptodev.c
index 1bdd30d..c8da07a 100644 (file)
@@ -1,52 +1,27 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2015-2018 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"
 
-static const struct rte_cryptodev_capabilities qat_cpm16_capabilities[] = {
-       QAT_BASE_CPM16_SYM_CAPABILITIES,
+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_cpm17_capabilities[] = {
-       QAT_BASE_CPM16_SYM_CAPABILITIES,
-       QAT_EXTRA_CPM17_SYM_CAPABILITIES,
+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()
 };
 
@@ -70,7 +45,6 @@ static struct rte_cryptodev_ops crypto_qat_ops = {
                /* Crypto related operations */
                .session_get_size       = qat_crypto_sym_get_session_private_size,
                .session_configure      = qat_crypto_sym_configure_session,
-               .session_initialize     = qat_crypto_sym_session_init,
                .session_clear          = qat_crypto_sym_clear_session
 };
 
@@ -95,18 +69,20 @@ static const struct rte_pci_id pci_id_qat_map[] = {
 };
 
 static int
-crypto_qat_dev_init(__attribute__((unused)) struct rte_cryptodev_driver *crypto_drv,
-                       struct rte_cryptodev *cryptodev)
+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();
-       PMD_DRV_LOG(DEBUG, "Found crypto device at %02x:%02x.%x",
-               RTE_DEV_TO_PCI(cryptodev->device)->addr.bus,
-               RTE_DEV_TO_PCI(cryptodev->device)->addr.devid,
-               RTE_DEV_TO_PCI(cryptodev->device)->addr.function);
 
-       cryptodev->dev_type = RTE_CRYPTODEV_QAT_SYM_PMD;
+       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;
@@ -118,15 +94,17 @@ crypto_qat_dev_init(__attribute__((unused)) struct rte_cryptodev_driver *crypto_
                        RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;
 
        internals = cryptodev->data->dev_private;
-       internals->max_nb_sessions = RTE_QAT_PMD_MAX_NB_SESSIONS;
-       switch (RTE_DEV_TO_PCI(cryptodev->device)->id.device_id) {
+       internals->max_nb_sessions = init_params->max_nb_sessions;
+       switch (pci_dev->id.device_id) {
        case 0x0443:
-               internals->qat_dev_capabilities = qat_cpm16_capabilities;
+               internals->qat_dev_gen = QAT_GEN1;
+               internals->qat_dev_capabilities = qat_gen1_capabilities;
                break;
        case 0x37c9:
        case 0x19e3:
        case 0x6f55:
-               internals->qat_dev_capabilities = qat_cpm17_capabilities;
+               internals->qat_dev_gen = QAT_GEN2;
+               internals->qat_dev_capabilities = qat_gen2_capabilities;
                break;
        default:
                PMD_DRV_LOG(ERR,
@@ -147,17 +125,56 @@ crypto_qat_dev_init(__attribute__((unused)) struct rte_cryptodev_driver *crypto_
        return 0;
 }
 
-static struct rte_cryptodev_driver rte_qat_pmd = {
-       .pci_drv = {
-               .id_table = pci_id_qat_map,
-               .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
-               .probe = rte_cryptodev_pci_probe,
-               .remove = rte_cryptodev_pci_remove,
-       },
-       .cryptodev_init = crypto_qat_dev_init,
-       .dev_private_size = sizeof(struct qat_pmd_private),
+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 = pci_dev->device.numa_node,
+               .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
 };
 
-RTE_PMD_REGISTER_PCI(CRYPTODEV_NAME_QAT_SYM_PMD, rte_qat_pmd.pci_drv);
-RTE_PMD_REGISTER_PCI_TABLE(CRYPTODEV_NAME_QAT_SYM_PMD, pci_id_qat_map);
+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.driver,
+               cryptodev_qat_driver_id);