45 	struct bttv_sub_driver *sub = to_bttv_sub_drv(drv);  in bttv_sub_bus_match()  local
46 	int len = strlen(sub->wanted);  in bttv_sub_bus_match()
48 	if (0 == strncmp(dev_name(dev), sub->wanted, len))  in bttv_sub_bus_match()
56 	struct bttv_sub_driver *sub = to_bttv_sub_drv(dev->driver);  in bttv_sub_probe()  local
58 	return sub->probe ? sub->probe(sdev) : -ENODEV;  in bttv_sub_probe()
64 	struct bttv_sub_driver *sub = to_bttv_sub_drv(dev->driver);  in bttv_sub_remove()  local
66 	if (sub->remove)  in bttv_sub_remove()
67 		sub->remove(sdev);  in bttv_sub_remove()
80 	struct bttv_sub_device *sub = to_bttv_sub_dev(dev);  in release_sub_device()  local
81 	kfree(sub);  in release_sub_device()
86 	struct bttv_sub_device *sub;  in bttv_sub_add_device()  local
89 	sub = kzalloc(sizeof(*sub),GFP_KERNEL);  in bttv_sub_add_device()
90 	if (NULL == sub)  in bttv_sub_add_device()
93 	sub->core        = core;  in bttv_sub_add_device()
94 	sub->dev.parent  = &core->pci->dev;  in bttv_sub_add_device()
95 	sub->dev.bus     = &bttv_sub_bus_type;  in bttv_sub_add_device()
96 	sub->dev.release = release_sub_device;  in bttv_sub_add_device()
97 	dev_set_name(&sub->dev, "%s%d", name, core->nr);  in bttv_sub_add_device()
99 	err = device_register(&sub->dev);  in bttv_sub_add_device()
101 		put_device(&sub->dev);  in bttv_sub_add_device()
104 	pr_info("%d: add subdevice \"%s\"\n", core->nr, dev_name(&sub->dev));  in bttv_sub_add_device()
105 	list_add_tail(&sub->list,&core->subs);  in bttv_sub_add_device()
111 	struct bttv_sub_device *sub, *save;  in bttv_sub_del_devices()  local
113 	list_for_each_entry_safe(sub, save, &core->subs, list) {  in bttv_sub_del_devices()
114 		list_del(&sub->list);  in bttv_sub_del_devices()
115 		device_unregister(&sub->dev);  in bttv_sub_del_devices()
123 int bttv_sub_register(struct bttv_sub_driver *sub, char *wanted)  in bttv_sub_register()  argument
125 	sub->drv.bus = &bttv_sub_bus_type;  in bttv_sub_register()
126 	snprintf(sub->wanted,sizeof(sub->wanted),"%s",wanted);  in bttv_sub_register()
127 	return driver_register(&sub->drv);  in bttv_sub_register()
131 int bttv_sub_unregister(struct bttv_sub_driver *sub)  in bttv_sub_unregister()  argument
133 	driver_unregister(&sub->drv);  in bttv_sub_unregister()