}
EXPORT_SYMBOL(drm_get_usb_dev);
-static int drm_usb_get_irq(struct drm_device *dev)
-{
- return 0;
-}
-
-static const char *drm_usb_get_name(struct drm_device *dev)
-{
- return "USB";
-}
-
static int drm_usb_set_busid(struct drm_device *dev,
struct drm_master *master)
{
}
static struct drm_bus drm_usb_bus = {
- .bus_type = DRIVER_BUS_USB,
- .get_irq = drm_usb_get_irq,
- .get_name = drm_usb_get_name,
.set_busid = drm_usb_set_busid,
};
-
+
+/**
+ * drm_usb_init - Register matching USB devices with the DRM subsystem
+ * @driver: DRM device driver
+ * @udriver: USB device driver
+ *
+ * Registers one or more devices matched by a USB driver with the DRM
+ * subsystem.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
int drm_usb_init(struct drm_driver *driver, struct usb_driver *udriver)
{
int res;
DRM_DEBUG("\n");
- driver->kdriver.usb = udriver;
driver->bus = &drm_usb_bus;
res = usb_register(udriver);
}
EXPORT_SYMBOL(drm_usb_init);
+/**
+ * drm_usb_exit - Unregister matching USB devices from the DRM subsystem
+ * @driver: DRM device driver
+ * @udriver: USB device driver
+ *
+ * Unregisters one or more devices matched by a USB driver from the DRM
+ * subsystem.
+ */
void drm_usb_exit(struct drm_driver *driver,
struct usb_driver *udriver)
{