1// SPDX-License-Identifier: GPL-2.0-only
2/* Copyright(c) 2024 Intel Corporation */
3#include <linux/dev_printk.h>
4#include <linux/export.h>
5#include <linux/pci.h>
6#include <linux/types.h>
7#include <linux/qat/qat_mig_dev.h>
8#include "adf_accel_devices.h"
9#include "adf_common_drv.h"
10
11struct qat_mig_dev *qat_vfmig_create(struct pci_dev *pdev, int vf_id)
12{
13 struct adf_accel_dev *accel_dev;
14 struct qat_migdev_ops *ops;
15 struct qat_mig_dev *mdev;
16
17 accel_dev = adf_devmgr_pci_to_accel_dev(pci_dev: pdev);
18 if (!accel_dev)
19 return ERR_PTR(error: -ENODEV);
20
21 ops = GET_VFMIG_OPS(accel_dev);
22 if (!ops || !ops->init || !ops->cleanup || !ops->reset || !ops->open ||
23 !ops->close || !ops->suspend || !ops->resume || !ops->save_state ||
24 !ops->load_state || !ops->save_setup || !ops->load_setup)
25 return ERR_PTR(error: -EINVAL);
26
27 mdev = kmalloc(sizeof(*mdev), GFP_KERNEL);
28 if (!mdev)
29 return ERR_PTR(error: -ENOMEM);
30
31 mdev->vf_id = vf_id;
32 mdev->parent_accel_dev = accel_dev;
33
34 return mdev;
35}
36EXPORT_SYMBOL_GPL(qat_vfmig_create);
37
38int qat_vfmig_init(struct qat_mig_dev *mdev)
39{
40 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
41
42 return GET_VFMIG_OPS(accel_dev)->init(mdev);
43}
44EXPORT_SYMBOL_GPL(qat_vfmig_init);
45
46void qat_vfmig_cleanup(struct qat_mig_dev *mdev)
47{
48 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
49
50 return GET_VFMIG_OPS(accel_dev)->cleanup(mdev);
51}
52EXPORT_SYMBOL_GPL(qat_vfmig_cleanup);
53
54void qat_vfmig_reset(struct qat_mig_dev *mdev)
55{
56 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
57
58 return GET_VFMIG_OPS(accel_dev)->reset(mdev);
59}
60EXPORT_SYMBOL_GPL(qat_vfmig_reset);
61
62int qat_vfmig_open(struct qat_mig_dev *mdev)
63{
64 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
65
66 return GET_VFMIG_OPS(accel_dev)->open(mdev);
67}
68EXPORT_SYMBOL_GPL(qat_vfmig_open);
69
70void qat_vfmig_close(struct qat_mig_dev *mdev)
71{
72 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
73
74 GET_VFMIG_OPS(accel_dev)->close(mdev);
75}
76EXPORT_SYMBOL_GPL(qat_vfmig_close);
77
78int qat_vfmig_suspend(struct qat_mig_dev *mdev)
79{
80 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
81
82 return GET_VFMIG_OPS(accel_dev)->suspend(mdev);
83}
84EXPORT_SYMBOL_GPL(qat_vfmig_suspend);
85
86int qat_vfmig_resume(struct qat_mig_dev *mdev)
87{
88 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
89
90 return GET_VFMIG_OPS(accel_dev)->resume(mdev);
91}
92EXPORT_SYMBOL_GPL(qat_vfmig_resume);
93
94int qat_vfmig_save_state(struct qat_mig_dev *mdev)
95{
96 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
97
98 return GET_VFMIG_OPS(accel_dev)->save_state(mdev);
99}
100EXPORT_SYMBOL_GPL(qat_vfmig_save_state);
101
102int qat_vfmig_save_setup(struct qat_mig_dev *mdev)
103{
104 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
105
106 return GET_VFMIG_OPS(accel_dev)->save_setup(mdev);
107}
108EXPORT_SYMBOL_GPL(qat_vfmig_save_setup);
109
110int qat_vfmig_load_state(struct qat_mig_dev *mdev)
111{
112 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
113
114 return GET_VFMIG_OPS(accel_dev)->load_state(mdev);
115}
116EXPORT_SYMBOL_GPL(qat_vfmig_load_state);
117
118int qat_vfmig_load_setup(struct qat_mig_dev *mdev, int size)
119{
120 struct adf_accel_dev *accel_dev = mdev->parent_accel_dev;
121
122 return GET_VFMIG_OPS(accel_dev)->load_setup(mdev, size);
123}
124EXPORT_SYMBOL_GPL(qat_vfmig_load_setup);
125
126void qat_vfmig_destroy(struct qat_mig_dev *mdev)
127{
128 kfree(objp: mdev);
129}
130EXPORT_SYMBOL_GPL(qat_vfmig_destroy);
131

source code of linux/drivers/crypto/intel/qat/qat_common/qat_mig_dev.c