43 static void hsr_set_operstate(struct hsr_port *master, bool has_carrier)  in hsr_set_operstate()  argument
45 	if (!is_admin_up(master->dev)) {  in hsr_set_operstate()
46 		__hsr_set_operstate(master->dev, IF_OPER_DOWN);  in hsr_set_operstate()
51 		__hsr_set_operstate(master->dev, IF_OPER_UP);  in hsr_set_operstate()
53 		__hsr_set_operstate(master->dev, IF_OPER_LOWERLAYERDOWN);  in hsr_set_operstate()
56 static bool hsr_check_carrier(struct hsr_port *master)  in hsr_check_carrier()  argument
62 	hsr_for_each_port(master->hsr, port) {  in hsr_check_carrier()
64 			netif_carrier_on(master->dev);  in hsr_check_carrier()
69 	netif_carrier_off(master->dev);  in hsr_check_carrier()
95 	struct hsr_port *master;  in hsr_check_carrier_and_operstate()  local
99 	master = hsr_port_get_hsr(hsr, HSR_PT_MASTER);  in hsr_check_carrier_and_operstate()
103 	old_operstate = master->dev->operstate;  in hsr_check_carrier_and_operstate()
104 	has_carrier = hsr_check_carrier(master);  in hsr_check_carrier_and_operstate()
105 	hsr_set_operstate(master, has_carrier);  in hsr_check_carrier_and_operstate()
106 	hsr_check_announce(master->dev, old_operstate);  in hsr_check_carrier_and_operstate()
131 …netdev_info(dev, "A HSR master's MTU cannot be greater than the smallest MTU of its slaves minus t…  in hsr_dev_change_mtu()
232 	struct hsr_port *master;  in hsr_dev_xmit()  local
234 	master = hsr_port_get_hsr(hsr, HSR_PT_MASTER);  in hsr_dev_xmit()
235 	if (master) {  in hsr_dev_xmit()
236 		skb->dev = master->dev;  in hsr_dev_xmit()
240 		hsr_forward_skb(skb, master);  in hsr_dev_xmit()
254 static struct sk_buff *hsr_init_skb(struct hsr_port *master)  in hsr_init_skb()  argument
256 	struct hsr_priv *hsr = master->hsr;  in hsr_init_skb()
260 	hlen = LL_RESERVED_SPACE(master->dev);  in hsr_init_skb()
261 	tlen = master->dev->needed_tailroom;  in hsr_init_skb()
273 	skb->dev = master->dev;  in hsr_init_skb()
293 static void send_hsr_supervision_frame(struct hsr_port *master,  in send_hsr_supervision_frame()  argument
296 	struct hsr_priv *hsr = master->hsr;  in send_hsr_supervision_frame()
309 	skb = hsr_init_skb(master);  in send_hsr_supervision_frame()
311 		netdev_warn_once(master->dev, "HSR: Could not send supervision frame\n");  in send_hsr_supervision_frame()
336 	ether_addr_copy(hsr_sp->macaddress_A, master->dev->dev_addr);  in send_hsr_supervision_frame()
343 	hsr_forward_skb(skb, master);  in send_hsr_supervision_frame()
348 static void send_prp_supervision_frame(struct hsr_port *master,  in send_prp_supervision_frame()  argument
351 	struct hsr_priv *hsr = master->hsr;  in send_prp_supervision_frame()
356 	skb = hsr_init_skb(master);  in send_prp_supervision_frame()
358 		netdev_warn_once(master->dev, "PRP: Could not send supervision frame\n");  in send_prp_supervision_frame()
376 	ether_addr_copy(hsr_sp->macaddress_A, master->dev->dev_addr);  in send_prp_supervision_frame()
383 	hsr_forward_skb(skb, master);  in send_prp_supervision_frame()
392 	struct hsr_port *master;  in hsr_announce()  local
398 	master = hsr_port_get_hsr(hsr, HSR_PT_MASTER);  in hsr_announce()
399 	hsr->proto_ops->send_sv_frame(master, &interval);  in hsr_announce()
401 	if (is_admin_up(master->dev))  in hsr_announce()
534 /* Return true if dev is a HSR master; return false otherwise.