1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2015-2018 Intel Corporation
5 #include <rte_bus_pci.h>
6 #include <rte_common.h>
8 #include <rte_malloc.h>
10 #include <rte_cryptodev_pmd.h>
13 #include "qat_sym_session.h"
16 uint8_t cryptodev_qat_driver_id;
18 static const struct rte_cryptodev_capabilities qat_gen1_sym_capabilities[] = {
19 QAT_BASE_GEN1_SYM_CAPABILITIES,
20 RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
23 static const struct rte_cryptodev_capabilities qat_gen2_sym_capabilities[] = {
24 QAT_BASE_GEN1_SYM_CAPABILITIES,
25 QAT_EXTRA_GEN2_SYM_CAPABILITIES,
26 RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
29 static struct rte_cryptodev_ops crypto_qat_ops = {
31 /* Device related operations */
32 .dev_configure = qat_dev_config,
33 .dev_start = qat_dev_start,
34 .dev_stop = qat_dev_stop,
35 .dev_close = qat_dev_close,
36 .dev_infos_get = qat_dev_info_get,
38 .stats_get = qat_sym_stats_get,
39 .stats_reset = qat_sym_stats_reset,
40 .queue_pair_setup = qat_sym_qp_setup,
41 .queue_pair_release = qat_sym_qp_release,
42 .queue_pair_start = NULL,
43 .queue_pair_stop = NULL,
44 .queue_pair_count = NULL,
46 /* Crypto related operations */
47 .session_get_size = qat_sym_session_get_private_size,
48 .session_configure = qat_sym_session_configure,
49 .session_clear = qat_sym_session_clear
53 * The set of PCI devices this driver supports
56 static const struct rte_pci_id pci_id_qat_map[] = {
58 RTE_PCI_DEVICE(0x8086, 0x0443),
61 RTE_PCI_DEVICE(0x8086, 0x37c9),
64 RTE_PCI_DEVICE(0x8086, 0x19e3),
67 RTE_PCI_DEVICE(0x8086, 0x6f55),
75 qat_sym_dev_create(struct qat_pci_device *qat_pci_dev)
77 struct rte_cryptodev_pmd_init_params init_params = {
79 .socket_id = qat_pci_dev->pci_dev->device.numa_node,
80 .private_data_size = sizeof(struct qat_pmd_private),
81 .max_nb_sessions = RTE_QAT_PMD_MAX_NB_SESSIONS
83 char name[RTE_CRYPTODEV_NAME_MAX_LEN];
84 struct rte_cryptodev *cryptodev;
85 struct qat_pmd_private *internals;
87 snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s",
88 qat_pci_dev->name, "sym");
89 PMD_DRV_LOG(DEBUG, "Creating QAT SYM device %s", name);
91 cryptodev = rte_cryptodev_pmd_create(name,
92 &qat_pci_dev->pci_dev->device, &init_params);
94 if (cryptodev == NULL)
97 cryptodev->driver_id = cryptodev_qat_driver_id;
98 cryptodev->dev_ops = &crypto_qat_ops;
100 cryptodev->enqueue_burst = qat_sym_pmd_enqueue_op_burst;
101 cryptodev->dequeue_burst = qat_sym_pmd_dequeue_op_burst;
103 cryptodev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
104 RTE_CRYPTODEV_FF_HW_ACCELERATED |
105 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
106 RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;
108 internals = cryptodev->data->dev_private;
109 internals->qat_dev = qat_pci_dev;
110 qat_pci_dev->sym_dev = internals;
112 internals->max_nb_sessions = init_params.max_nb_sessions;
113 internals->pci_dev = RTE_DEV_TO_PCI(cryptodev->device);
114 internals->dev_id = cryptodev->data->dev_id;
115 switch (internals->pci_dev->id.device_id) {
117 internals->qat_dev_gen = QAT_GEN1;
118 internals->qat_dev_capabilities = qat_gen1_sym_capabilities;
123 internals->qat_dev_gen = QAT_GEN2;
124 internals->qat_dev_capabilities = qat_gen2_sym_capabilities;
128 "Invalid dev_id, can't determine capabilities");
136 qat_sym_dev_destroy(struct qat_pci_device *qat_pci_dev)
138 struct rte_cryptodev *cryptodev;
140 if (qat_pci_dev == NULL)
142 if (qat_pci_dev->sym_dev == NULL)
145 /* free crypto device */
146 cryptodev = rte_cryptodev_pmd_get_dev(qat_pci_dev->sym_dev->dev_id);
147 rte_cryptodev_pmd_destroy(cryptodev);
148 qat_pci_dev->sym_dev = NULL;
154 qat_comp_dev_create(struct qat_pci_device *qat_pci_dev __rte_unused)
160 qat_comp_dev_destroy(struct qat_pci_device *qat_pci_dev __rte_unused)
166 qat_asym_dev_create(struct qat_pci_device *qat_pci_dev __rte_unused)
172 qat_asym_dev_destroy(struct qat_pci_device *qat_pci_dev __rte_unused)
178 qat_pci_dev_destroy(struct qat_pci_device *qat_pci_dev,
179 struct rte_pci_device *pci_dev)
181 qat_sym_dev_destroy(qat_pci_dev);
182 qat_comp_dev_destroy(qat_pci_dev);
183 qat_asym_dev_destroy(qat_pci_dev);
184 return qat_pci_device_release(pci_dev);
187 static int qat_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
188 struct rte_pci_device *pci_dev)
191 struct qat_pci_device *qat_pci_dev;
193 PMD_DRV_LOG(DEBUG, "Found QAT device at %02x:%02x.%x",
196 pci_dev->addr.function);
198 qat_pci_dev = qat_pci_device_allocate(pci_dev);
199 if (qat_pci_dev == NULL)
202 ret = qat_sym_dev_create(qat_pci_dev);
206 ret = qat_comp_dev_create(qat_pci_dev);
210 ret = qat_asym_dev_create(qat_pci_dev);
217 qat_pci_dev_destroy(qat_pci_dev, pci_dev);
222 static int qat_pci_remove(struct rte_pci_device *pci_dev)
224 struct qat_pci_device *qat_pci_dev;
229 qat_pci_dev = qat_get_qat_dev_from_pci_dev(pci_dev);
230 if (qat_pci_dev == NULL)
233 return qat_pci_dev_destroy(qat_pci_dev, pci_dev);
237 static struct rte_pci_driver rte_qat_pmd = {
238 .id_table = pci_id_qat_map,
239 .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
240 .probe = qat_pci_probe,
241 .remove = qat_pci_remove
244 static struct cryptodev_driver qat_crypto_drv;
246 RTE_PMD_REGISTER_PCI(CRYPTODEV_NAME_QAT_SYM_PMD, rte_qat_pmd);
247 RTE_PMD_REGISTER_PCI_TABLE(CRYPTODEV_NAME_QAT_SYM_PMD, pci_id_qat_map);
248 RTE_PMD_REGISTER_CRYPTO_DRIVER(qat_crypto_drv, rte_qat_pmd.driver,
249 cryptodev_qat_driver_id);