63 	BUG_ON(!hdlc->proto->netif_rx);  in hdlc_rcv()
64 	return hdlc->proto->netif_rx(skb);  in hdlc_rcv()
71 	if (hdlc->proto->xmit)  in hdlc_start_xmit()
72 		return hdlc->proto->xmit(skb, dev);  in hdlc_start_xmit()
82 	if (hdlc->proto->start)  in hdlc_proto_start()
83 		hdlc->proto->start(dev);  in hdlc_proto_start()
90 	if (hdlc->proto->stop)  in hdlc_proto_stop()
91 		hdlc->proto->stop(dev);  in hdlc_proto_stop()
151 	if (!hdlc->proto)  in hdlc_open()
154 	if (hdlc->proto->open) {  in hdlc_open()
155 		int result = hdlc->proto->open(dev);  in hdlc_open()
194 	if (hdlc->proto->close)  in hdlc_close()
195 		hdlc->proto->close(dev);  in hdlc_close()
201 	struct hdlc_proto *proto = first_proto;  in hdlc_ioctl()  local
204 	if (dev_to_hdlc(dev)->proto) {  in hdlc_ioctl()
205 		result = dev_to_hdlc(dev)->proto->ioctl(dev, ifs);  in hdlc_ioctl()
212 	while (proto) {  in hdlc_ioctl()
213 		result = proto->ioctl(dev, ifs);  in hdlc_ioctl()
216 		proto = proto->next;  in hdlc_ioctl()
272 int attach_hdlc_protocol(struct net_device *dev, struct hdlc_proto *proto,  in attach_hdlc_protocol()  argument
281 	if (!try_module_get(proto->module))  in attach_hdlc_protocol()
287 			module_put(proto->module);  in attach_hdlc_protocol()
291 	dev_to_hdlc(dev)->proto = proto;  in attach_hdlc_protocol()
302 	if (hdlc->proto) {  in detach_hdlc_protocol()
310 		if (hdlc->proto->detach)  in detach_hdlc_protocol()
311 			hdlc->proto->detach(dev);  in detach_hdlc_protocol()
312 		module_put(hdlc->proto->module);  in detach_hdlc_protocol()
313 		hdlc->proto = NULL;  in detach_hdlc_protocol()
323 void register_hdlc_protocol(struct hdlc_proto *proto)  in register_hdlc_protocol()  argument
326 	proto->next = first_proto;  in register_hdlc_protocol()
327 	first_proto = proto;  in register_hdlc_protocol()
332 void unregister_hdlc_protocol(struct hdlc_proto *proto)  in unregister_hdlc_protocol()  argument
338 	while (*p != proto) {  in unregister_hdlc_protocol()
342 	*p = proto->next;  in unregister_hdlc_protocol()