49 static void hsr_set_operstate(struct hsr_port *master, bool has_carrier)  in hsr_set_operstate()  argument
51 	if (!is_admin_up(master->dev)) {  in hsr_set_operstate()
52 		__hsr_set_operstate(master->dev, IF_OPER_DOWN);  in hsr_set_operstate()
57 		__hsr_set_operstate(master->dev, IF_OPER_UP);  in hsr_set_operstate()
59 		__hsr_set_operstate(master->dev, IF_OPER_LOWERLAYERDOWN);  in hsr_set_operstate()
62 static bool hsr_check_carrier(struct hsr_port *master)  in hsr_check_carrier()  argument
70 	hsr_for_each_port(master->hsr, port)  in hsr_check_carrier()
78 		netif_carrier_on(master->dev);  in hsr_check_carrier()
80 		netif_carrier_off(master->dev);  in hsr_check_carrier()
109 	struct hsr_port *master;  in hsr_check_carrier_and_operstate()  local
113 	master = hsr_port_get_hsr(hsr, HSR_PT_MASTER);  in hsr_check_carrier_and_operstate()
117 	old_operstate = master->dev->operstate;  in hsr_check_carrier_and_operstate()
118 	has_carrier = hsr_check_carrier(master);  in hsr_check_carrier_and_operstate()
119 	hsr_set_operstate(master, has_carrier);  in hsr_check_carrier_and_operstate()
120 	hsr_check_announce(master->dev, old_operstate);  in hsr_check_carrier_and_operstate()
144 	struct hsr_port *master;  in hsr_dev_change_mtu()  local
147 	master = hsr_port_get_hsr(hsr, HSR_PT_MASTER);  in hsr_dev_change_mtu()
150 …netdev_info(master->dev, "A HSR master's MTU cannot be greater than the smallest MTU of its slaves…  in hsr_dev_change_mtu()
239 	struct hsr_port *master;  in hsr_dev_xmit()  local
241 	master = hsr_port_get_hsr(hsr, HSR_PT_MASTER);  in hsr_dev_xmit()
242 	skb->dev = master->dev;  in hsr_dev_xmit()
243 	hsr_forward_skb(skb, master);  in hsr_dev_xmit()
254 static void send_hsr_supervision_frame(struct hsr_port *master,  in send_hsr_supervision_frame()  argument
264 	hlen = LL_RESERVED_SPACE(master->dev);  in send_hsr_supervision_frame()
265 	tlen = master->dev->needed_tailroom;  in send_hsr_supervision_frame()
276 	skb->dev = master->dev;  in send_hsr_supervision_frame()
281 			    master->hsr->sup_multicast_addr,  in send_hsr_supervision_frame()
297 	spin_lock_irqsave(&master->hsr->seqnr_lock, irqflags);  in send_hsr_supervision_frame()
299 		hsr_stag->sequence_nr = htons(master->hsr->sup_sequence_nr);  in send_hsr_supervision_frame()
300 		hsr_tag->sequence_nr = htons(master->hsr->sequence_nr);  in send_hsr_supervision_frame()
301 		master->hsr->sup_sequence_nr++;  in send_hsr_supervision_frame()
302 		master->hsr->sequence_nr++;  in send_hsr_supervision_frame()
304 		hsr_stag->sequence_nr = htons(master->hsr->sequence_nr);  in send_hsr_supervision_frame()
305 		master->hsr->sequence_nr++;  in send_hsr_supervision_frame()
307 	spin_unlock_irqrestore(&master->hsr->seqnr_lock, irqflags);  in send_hsr_supervision_frame()
315 	ether_addr_copy(hsr_sp->MacAddressA, master->dev->dev_addr);  in send_hsr_supervision_frame()
320 	hsr_forward_skb(skb, master);  in send_hsr_supervision_frame()
334 	struct hsr_port *master;  in hsr_announce()  local
339 	master = hsr_port_get_hsr(hsr, HSR_PT_MASTER);  in hsr_announce()
342 		send_hsr_supervision_frame(master, HSR_TLV_ANNOUNCE,  in hsr_announce()
349 		send_hsr_supervision_frame(master, HSR_TLV_LIFE_CHECK,  in hsr_announce()
356 	if (is_admin_up(master->dev))  in hsr_announce()