blob: 6600a4db315888fec8dee51489c68a53122f858c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
// SPDX-License-Identifier: GPL-2.0
#include <drm/drm_drv.h>
#include <drm/drm_kunit_helpers.h>
#include <drm/drm_managed.h>
#include <kunit/resource.h>
#include <linux/device.h>
struct kunit_dev {
struct drm_device base;
};
static const struct drm_mode_config_funcs drm_mode_config_funcs = {
};
static int dev_init(struct kunit_resource *res, void *ptr)
{
char *name = ptr;
struct device *dev;
dev = root_device_register(name);
if (IS_ERR(dev))
return PTR_ERR(dev);
res->data = dev;
return 0;
}
static void dev_free(struct kunit_resource *res)
{
struct device *dev = res->data;
root_device_unregister(dev);
}
struct drm_device *drm_kunit_device_init(struct kunit *test, u32 features, char *name)
{
struct kunit_dev *kdev;
struct drm_device *drm;
struct drm_driver *driver;
struct device *dev;
int ret;
dev = kunit_alloc_resource(test, dev_init, dev_free, GFP_KERNEL, name);
if (!dev)
return ERR_PTR(-ENOMEM);
driver = kunit_kzalloc(test, sizeof(*driver), GFP_KERNEL);
if (!driver)
return ERR_PTR(-ENOMEM);
driver->driver_features = features;
kdev = devm_drm_dev_alloc(dev, driver, struct kunit_dev, base);
if (IS_ERR(kdev))
return ERR_CAST(kdev);
drm = &kdev->base;
drm->mode_config.funcs = &drm_mode_config_funcs;
ret = drmm_mode_config_init(drm);
if (ret)
return ERR_PTR(ret);
return drm;
}
EXPORT_SYMBOL(drm_kunit_device_init);
MODULE_AUTHOR("Maxime Ripard <maxime@cerno.tech>");
MODULE_LICENSE("GPL");
|
