diff options
Diffstat (limited to 'drivers/gpu/drm/drm_usb.c')
-rw-r--r-- | drivers/gpu/drm/drm_usb.c | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/drivers/gpu/drm/drm_usb.c b/drivers/gpu/drm/drm_usb.c deleted file mode 100644 index f2fe94aab901..000000000000 --- a/drivers/gpu/drm/drm_usb.c +++ /dev/null | |||
@@ -1,88 +0,0 @@ | |||
1 | #include <drm/drmP.h> | ||
2 | #include <drm/drm_usb.h> | ||
3 | #include <linux/usb.h> | ||
4 | #include <linux/module.h> | ||
5 | |||
6 | int drm_get_usb_dev(struct usb_interface *interface, | ||
7 | const struct usb_device_id *id, | ||
8 | struct drm_driver *driver) | ||
9 | { | ||
10 | struct drm_device *dev; | ||
11 | int ret; | ||
12 | |||
13 | DRM_DEBUG("\n"); | ||
14 | |||
15 | dev = drm_dev_alloc(driver, &interface->dev); | ||
16 | if (!dev) | ||
17 | return -ENOMEM; | ||
18 | |||
19 | dev->usbdev = interface_to_usbdev(interface); | ||
20 | usb_set_intfdata(interface, dev); | ||
21 | |||
22 | ret = drm_dev_register(dev, 0); | ||
23 | if (ret) | ||
24 | goto err_free; | ||
25 | |||
26 | DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n", | ||
27 | driver->name, driver->major, driver->minor, driver->patchlevel, | ||
28 | driver->date, dev->primary->index); | ||
29 | |||
30 | return 0; | ||
31 | |||
32 | err_free: | ||
33 | drm_dev_unref(dev); | ||
34 | return ret; | ||
35 | |||
36 | } | ||
37 | EXPORT_SYMBOL(drm_get_usb_dev); | ||
38 | |||
39 | static int drm_usb_set_busid(struct drm_device *dev, | ||
40 | struct drm_master *master) | ||
41 | { | ||
42 | return 0; | ||
43 | } | ||
44 | |||
45 | static struct drm_bus drm_usb_bus = { | ||
46 | .set_busid = drm_usb_set_busid, | ||
47 | }; | ||
48 | |||
49 | /** | ||
50 | * drm_usb_init - Register matching USB devices with the DRM subsystem | ||
51 | * @driver: DRM device driver | ||
52 | * @udriver: USB device driver | ||
53 | * | ||
54 | * Registers one or more devices matched by a USB driver with the DRM | ||
55 | * subsystem. | ||
56 | * | ||
57 | * Return: 0 on success or a negative error code on failure. | ||
58 | */ | ||
59 | int drm_usb_init(struct drm_driver *driver, struct usb_driver *udriver) | ||
60 | { | ||
61 | int res; | ||
62 | DRM_DEBUG("\n"); | ||
63 | |||
64 | driver->bus = &drm_usb_bus; | ||
65 | |||
66 | res = usb_register(udriver); | ||
67 | return res; | ||
68 | } | ||
69 | EXPORT_SYMBOL(drm_usb_init); | ||
70 | |||
71 | /** | ||
72 | * drm_usb_exit - Unregister matching USB devices from the DRM subsystem | ||
73 | * @driver: DRM device driver | ||
74 | * @udriver: USB device driver | ||
75 | * | ||
76 | * Unregisters one or more devices matched by a USB driver from the DRM | ||
77 | * subsystem. | ||
78 | */ | ||
79 | void drm_usb_exit(struct drm_driver *driver, | ||
80 | struct usb_driver *udriver) | ||
81 | { | ||
82 | usb_deregister(udriver); | ||
83 | } | ||
84 | EXPORT_SYMBOL(drm_usb_exit); | ||
85 | |||
86 | MODULE_AUTHOR("David Airlie"); | ||
87 | MODULE_DESCRIPTION("USB DRM support"); | ||
88 | MODULE_LICENSE("GPL and additional rights"); | ||