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34 #include <rte_common.h>
36 #include <rte_malloc.h>
37 #include <rte_cryptodev_pmd.h>
38 #include <rte_cryptodev_pci.h>
40 #include "qat_crypto.h"
43 uint8_t cryptodev_qat_driver_id;
45 static const struct rte_cryptodev_capabilities qat_gen1_capabilities[] = {
46 QAT_BASE_GEN1_SYM_CAPABILITIES,
47 RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
50 static const struct rte_cryptodev_capabilities qat_gen2_capabilities[] = {
51 QAT_BASE_GEN1_SYM_CAPABILITIES,
52 QAT_EXTRA_GEN2_SYM_CAPABILITIES,
53 RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
56 static struct rte_cryptodev_ops crypto_qat_ops = {
58 /* Device related operations */
59 .dev_configure = qat_dev_config,
60 .dev_start = qat_dev_start,
61 .dev_stop = qat_dev_stop,
62 .dev_close = qat_dev_close,
63 .dev_infos_get = qat_dev_info_get,
65 .stats_get = qat_crypto_sym_stats_get,
66 .stats_reset = qat_crypto_sym_stats_reset,
67 .queue_pair_setup = qat_crypto_sym_qp_setup,
68 .queue_pair_release = qat_crypto_sym_qp_release,
69 .queue_pair_start = NULL,
70 .queue_pair_stop = NULL,
71 .queue_pair_count = NULL,
73 /* Crypto related operations */
74 .session_get_size = qat_crypto_sym_get_session_private_size,
75 .session_configure = qat_crypto_sym_configure_session,
76 .session_clear = qat_crypto_sym_clear_session
80 * The set of PCI devices this driver supports
83 static const struct rte_pci_id pci_id_qat_map[] = {
85 RTE_PCI_DEVICE(0x8086, 0x0443),
88 RTE_PCI_DEVICE(0x8086, 0x37c9),
91 RTE_PCI_DEVICE(0x8086, 0x19e3),
94 RTE_PCI_DEVICE(0x8086, 0x6f55),
100 crypto_qat_dev_init(struct rte_cryptodev *cryptodev)
102 struct qat_pmd_private *internals;
104 PMD_INIT_FUNC_TRACE();
105 PMD_DRV_LOG(DEBUG, "Found crypto device at %02x:%02x.%x",
106 RTE_DEV_TO_PCI(cryptodev->device)->addr.bus,
107 RTE_DEV_TO_PCI(cryptodev->device)->addr.devid,
108 RTE_DEV_TO_PCI(cryptodev->device)->addr.function);
110 cryptodev->driver_id = cryptodev_qat_driver_id;
111 cryptodev->dev_ops = &crypto_qat_ops;
113 cryptodev->enqueue_burst = qat_pmd_enqueue_op_burst;
114 cryptodev->dequeue_burst = qat_pmd_dequeue_op_burst;
116 cryptodev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
117 RTE_CRYPTODEV_FF_HW_ACCELERATED |
118 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
119 RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;
121 internals = cryptodev->data->dev_private;
122 internals->max_nb_sessions = RTE_QAT_PMD_MAX_NB_SESSIONS;
123 switch (RTE_DEV_TO_PCI(cryptodev->device)->id.device_id) {
125 internals->qat_dev_gen = QAT_GEN1;
126 internals->qat_dev_capabilities = qat_gen1_capabilities;
131 internals->qat_dev_gen = QAT_GEN2;
132 internals->qat_dev_capabilities = qat_gen2_capabilities;
136 "Invalid dev_id, can't determine capabilities");
141 * For secondary processes, we don't initialise any further as primary
142 * has already done this work. Only check we don't need a different
145 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
146 PMD_DRV_LOG(DEBUG, "Device already initialised by primary process");
153 static int crypto_qat_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
154 struct rte_pci_device *pci_dev)
156 return rte_cryptodev_pci_generic_probe(pci_dev,
157 sizeof(struct qat_pmd_private), crypto_qat_dev_init);
160 static int crypto_qat_pci_remove(struct rte_pci_device *pci_dev)
162 return rte_cryptodev_pci_generic_remove(pci_dev, NULL);
165 static struct rte_pci_driver rte_qat_pmd = {
166 .id_table = pci_id_qat_map,
167 .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
168 .probe = crypto_qat_pci_probe,
169 .remove = crypto_qat_pci_remove
172 RTE_PMD_REGISTER_PCI(CRYPTODEV_NAME_QAT_SYM_PMD, rte_qat_pmd);
173 RTE_PMD_REGISTER_PCI_TABLE(CRYPTODEV_NAME_QAT_SYM_PMD, pci_id_qat_map);
174 RTE_PMD_REGISTER_CRYPTO_DRIVER(rte_qat_pmd, cryptodev_qat_driver_id);