1
2
3
4
5#include <rte_bus_pci.h>
6#include <rte_common.h>
7#include <rte_crypto.h>
8#include <rte_cryptodev.h>
9#include <rte_cryptodev_pmd.h>
10#include <rte_dev.h>
11#include <rte_pci.h>
12
13#include "cn9k_cryptodev.h"
14#include "cn9k_cryptodev_ops.h"
15#include "cnxk_cryptodev.h"
16#include "cnxk_cryptodev_capabilities.h"
17
18#include "roc_api.h"
19
20uint8_t cn9k_cryptodev_driver_id;
21
22static struct rte_pci_id pci_id_cpt_table[] = {
23 {
24 RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM,
25 PCI_DEVID_CN9K_RVU_CPT_VF)
26 },
27
28 {
29 .device_id = 0
30 },
31};
32
33static int
34cn9k_cpt_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
35 struct rte_pci_device *pci_dev)
36{
37 struct rte_cryptodev_pmd_init_params init_params = {
38 .name = "",
39 .socket_id = rte_socket_id(),
40 .private_data_size = sizeof(struct cnxk_cpt_vf)
41 };
42 char name[RTE_CRYPTODEV_NAME_MAX_LEN];
43 struct rte_cryptodev *dev;
44 struct roc_cpt *roc_cpt;
45 struct cnxk_cpt_vf *vf;
46 int rc;
47
48 rc = roc_plt_init();
49 if (rc < 0) {
50 plt_err("Failed to initialize platform model");
51 return rc;
52 }
53
54 rte_pci_device_name(&pci_dev->addr, name, sizeof(name));
55
56 dev = rte_cryptodev_pmd_create(name, &pci_dev->device, &init_params);
57 if (dev == NULL) {
58 rc = -ENODEV;
59 goto exit;
60 }
61
62
63 vf = dev->data->dev_private;
64
65 roc_cpt = &vf->cpt;
66
67 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
68 roc_cpt->pci_dev = pci_dev;
69 rc = roc_cpt_dev_init(roc_cpt);
70 if (rc) {
71 plt_err("Failed to initialize roc cpt rc=%d", rc);
72 goto pmd_destroy;
73 }
74
75 rc = cnxk_cpt_eng_grp_add(roc_cpt);
76 if (rc) {
77 plt_err("Failed to add engine group rc=%d", rc);
78 goto dev_fini;
79 }
80 }
81
82 dev->dev_ops = &cn9k_cpt_ops;
83 dev->driver_id = cn9k_cryptodev_driver_id;
84 dev->feature_flags = cnxk_cpt_default_ff_get();
85
86 cnxk_cpt_caps_populate(vf);
87
88 cn9k_cpt_set_enqdeq_fns(dev);
89
90 return 0;
91
92dev_fini:
93 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
94 roc_cpt_dev_fini(roc_cpt);
95pmd_destroy:
96 rte_cryptodev_pmd_destroy(dev);
97exit:
98 plt_err("Could not create device (vendor_id: 0x%x device_id: 0x%x)",
99 pci_dev->id.vendor_id, pci_dev->id.device_id);
100 return rc;
101}
102
103static int
104cn9k_cpt_pci_remove(struct rte_pci_device *pci_dev)
105{
106 char name[RTE_CRYPTODEV_NAME_MAX_LEN];
107 struct rte_cryptodev *dev;
108 struct cnxk_cpt_vf *vf;
109 int ret;
110
111 if (pci_dev == NULL)
112 return -EINVAL;
113
114 rte_pci_device_name(&pci_dev->addr, name, sizeof(name));
115
116 dev = rte_cryptodev_pmd_get_named_dev(name);
117 if (dev == NULL)
118 return -ENODEV;
119
120 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
121 vf = dev->data->dev_private;
122 ret = roc_cpt_dev_fini(&vf->cpt);
123 if (ret)
124 return ret;
125 }
126
127 return rte_cryptodev_pmd_destroy(dev);
128}
129
130static struct rte_pci_driver cn9k_cryptodev_pmd = {
131 .id_table = pci_id_cpt_table,
132 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_NEED_IOVA_AS_VA,
133 .probe = cn9k_cpt_pci_probe,
134 .remove = cn9k_cpt_pci_remove,
135};
136
137static struct cryptodev_driver cn9k_cryptodev_drv;
138
139RTE_PMD_REGISTER_PCI(CRYPTODEV_NAME_CN9K_PMD, cn9k_cryptodev_pmd);
140RTE_PMD_REGISTER_PCI_TABLE(CRYPTODEV_NAME_CN9K_PMD, pci_id_cpt_table);
141RTE_PMD_REGISTER_KMOD_DEP(CRYPTODEV_NAME_CN9K_PMD, "vfio-pci");
142RTE_PMD_REGISTER_CRYPTO_DRIVER(cn9k_cryptodev_drv, cn9k_cryptodev_pmd.driver,
143 cn9k_cryptodev_driver_id);
144
