76 #define phylink_printk(level, pl, fmt, ...) \  argument
78 		if ((pl)->config->type == PHYLINK_NETDEV) \
79 			netdev_printk(level, (pl)->netdev, fmt, ##__VA_ARGS__); \
80 		else if ((pl)->config->type == PHYLINK_DEV) \
81 			dev_printk(level, (pl)->dev, fmt, ##__VA_ARGS__); \
84 #define phylink_err(pl, fmt, ...) \  argument
85 	phylink_printk(KERN_ERR, pl, fmt, ##__VA_ARGS__)
86 #define phylink_warn(pl, fmt, ...) \  argument
87 	phylink_printk(KERN_WARNING, pl, fmt, ##__VA_ARGS__)
88 #define phylink_info(pl, fmt, ...) \  argument
89 	phylink_printk(KERN_INFO, pl, fmt, ##__VA_ARGS__)
91 #define phylink_dbg(pl, fmt, ...) \  argument
93 	if ((pl)->config->type == PHYLINK_NETDEV)			\
94 		netdev_dbg((pl)->netdev, fmt, ##__VA_ARGS__);		\
95 	else if ((pl)->config->type == PHYLINK_DEV)			\
96 		dev_dbg((pl)->dev, fmt, ##__VA_ARGS__);			\
99 #define phylink_dbg(pl, fmt, ...)					\  argument
100 	phylink_printk(KERN_DEBUG, pl, fmt, ##__VA_ARGS__)
102 #define phylink_dbg(pl, fmt, ...)					\  argument
105 		phylink_printk(KERN_DEBUG, pl, fmt, ##__VA_ARGS__);	\
152 static int phylink_validate(struct phylink *pl, unsigned long *supported,  in phylink_validate()  argument
155 	pl->ops->validate(pl->config, supported, state);  in phylink_validate()
160 static int phylink_parse_fixedlink(struct phylink *pl,  in phylink_parse_fixedlink()  argument
173 		pl->link_config.speed = speed;  in phylink_parse_fixedlink()
174 		pl->link_config.duplex = DUPLEX_HALF;  in phylink_parse_fixedlink()
177 			pl->link_config.duplex = DUPLEX_FULL;  in phylink_parse_fixedlink()
182 			pl->link_config.pause |= MLO_PAUSE_SYM;  in phylink_parse_fixedlink()
184 			pl->link_config.pause |= MLO_PAUSE_ASYM;  in phylink_parse_fixedlink()
191 				pl->link_gpio = desc;  in phylink_parse_fixedlink()
205 			phylink_err(pl, "broken fixed-link?\n");  in phylink_parse_fixedlink()
212 			pl->link_config.duplex = prop[1] ?  in phylink_parse_fixedlink()
214 			pl->link_config.speed = prop[2];  in phylink_parse_fixedlink()
216 				pl->link_config.pause |= MLO_PAUSE_SYM;  in phylink_parse_fixedlink()
218 				pl->link_config.pause |= MLO_PAUSE_ASYM;  in phylink_parse_fixedlink()
222 	if (pl->link_config.speed > SPEED_1000 &&  in phylink_parse_fixedlink()
223 	    pl->link_config.duplex != DUPLEX_FULL)  in phylink_parse_fixedlink()
224 		phylink_warn(pl, "fixed link specifies half duplex for %dMbps link?\n",  in phylink_parse_fixedlink()
225 			     pl->link_config.speed);  in phylink_parse_fixedlink()
227 	bitmap_fill(pl->supported, __ETHTOOL_LINK_MODE_MASK_NBITS);  in phylink_parse_fixedlink()
228 	linkmode_copy(pl->link_config.advertising, pl->supported);  in phylink_parse_fixedlink()
229 	phylink_validate(pl, pl->supported, &pl->link_config);  in phylink_parse_fixedlink()
231 	s = phy_lookup_setting(pl->link_config.speed, pl->link_config.duplex,  in phylink_parse_fixedlink()
232 			       pl->supported, true);  in phylink_parse_fixedlink()
233 	linkmode_zero(pl->supported);  in phylink_parse_fixedlink()
234 	phylink_set(pl->supported, MII);  in phylink_parse_fixedlink()
235 	phylink_set(pl->supported, Pause);  in phylink_parse_fixedlink()
236 	phylink_set(pl->supported, Asym_Pause);  in phylink_parse_fixedlink()
238 		__set_bit(s->bit, pl->supported);  in phylink_parse_fixedlink()
240 		phylink_warn(pl, "fixed link %s duplex %dMbps not recognised\n",  in phylink_parse_fixedlink()
241 			     pl->link_config.duplex == DUPLEX_FULL ? "full" : "half",  in phylink_parse_fixedlink()
242 			     pl->link_config.speed);  in phylink_parse_fixedlink()
245 	linkmode_and(pl->link_config.advertising, pl->link_config.advertising,  in phylink_parse_fixedlink()
246 		     pl->supported);  in phylink_parse_fixedlink()
248 	pl->link_config.link = 1;  in phylink_parse_fixedlink()
249 	pl->link_config.an_complete = 1;  in phylink_parse_fixedlink()
254 static int phylink_parse_mode(struct phylink *pl, struct fwnode_handle *fwnode)  in phylink_parse_mode()  argument
261 		pl->link_an_mode = MLO_AN_FIXED;  in phylink_parse_mode()
266 		if (pl->link_an_mode == MLO_AN_FIXED) {  in phylink_parse_mode()
267 			phylink_err(pl,  in phylink_parse_mode()
272 		linkmode_zero(pl->supported);  in phylink_parse_mode()
273 		phylink_set(pl->supported, MII);  in phylink_parse_mode()
274 		phylink_set(pl->supported, Autoneg);  in phylink_parse_mode()
275 		phylink_set(pl->supported, Asym_Pause);  in phylink_parse_mode()
276 		phylink_set(pl->supported, Pause);  in phylink_parse_mode()
277 		pl->link_config.an_enabled = true;  in phylink_parse_mode()
278 		pl->link_an_mode = MLO_AN_INBAND;  in phylink_parse_mode()
280 		switch (pl->link_config.interface) {  in phylink_parse_mode()
282 			phylink_set(pl->supported, 10baseT_Half);  in phylink_parse_mode()
283 			phylink_set(pl->supported, 10baseT_Full);  in phylink_parse_mode()
284 			phylink_set(pl->supported, 100baseT_Half);  in phylink_parse_mode()
285 			phylink_set(pl->supported, 100baseT_Full);  in phylink_parse_mode()
286 			phylink_set(pl->supported, 1000baseT_Half);  in phylink_parse_mode()
287 			phylink_set(pl->supported, 1000baseT_Full);  in phylink_parse_mode()
291 			phylink_set(pl->supported, 1000baseX_Full);  in phylink_parse_mode()
295 			phylink_set(pl->supported, 2500baseX_Full);  in phylink_parse_mode()
299 			phylink_set(pl->supported, 10baseT_Half);  in phylink_parse_mode()
300 			phylink_set(pl->supported, 10baseT_Full);  in phylink_parse_mode()
301 			phylink_set(pl->supported, 100baseT_Half);  in phylink_parse_mode()
302 			phylink_set(pl->supported, 100baseT_Full);  in phylink_parse_mode()
303 			phylink_set(pl->supported, 1000baseT_Half);  in phylink_parse_mode()
304 			phylink_set(pl->supported, 1000baseT_Full);  in phylink_parse_mode()
305 			phylink_set(pl->supported, 1000baseX_Full);  in phylink_parse_mode()
306 			phylink_set(pl->supported, 10000baseKR_Full);  in phylink_parse_mode()
307 			phylink_set(pl->supported, 10000baseCR_Full);  in phylink_parse_mode()
308 			phylink_set(pl->supported, 10000baseSR_Full);  in phylink_parse_mode()
309 			phylink_set(pl->supported, 10000baseLR_Full);  in phylink_parse_mode()
310 			phylink_set(pl->supported, 10000baseLRM_Full);  in phylink_parse_mode()
311 			phylink_set(pl->supported, 10000baseER_Full);  in phylink_parse_mode()
315 			phylink_err(pl,  in phylink_parse_mode()
317 				    phy_modes(pl->link_config.interface));  in phylink_parse_mode()
321 		linkmode_copy(pl->link_config.advertising, pl->supported);  in phylink_parse_mode()
323 		if (phylink_validate(pl, pl->supported, &pl->link_config)) {  in phylink_parse_mode()
324 			phylink_err(pl,  in phylink_parse_mode()
333 static void phylink_mac_config(struct phylink *pl,  in phylink_mac_config()  argument
336 	phylink_dbg(pl,  in phylink_mac_config()
338 		    __func__, phylink_an_mode_str(pl->link_an_mode),  in phylink_mac_config()
345 	pl->ops->mac_config(pl->config, pl->link_an_mode, state);  in phylink_mac_config()
348 static void phylink_mac_config_up(struct phylink *pl,  in phylink_mac_config_up()  argument
352 		phylink_mac_config(pl, state);  in phylink_mac_config_up()
355 static void phylink_mac_an_restart(struct phylink *pl)  in phylink_mac_an_restart()  argument
357 	if (pl->link_config.an_enabled &&  in phylink_mac_an_restart()
358 	    phy_interface_mode_is_8023z(pl->link_config.interface))  in phylink_mac_an_restart()
359 		pl->ops->mac_an_restart(pl->config);  in phylink_mac_an_restart()
362 static int phylink_get_mac_state(struct phylink *pl, struct phylink_link_state *state)  in phylink_get_mac_state()  argument
365 	linkmode_copy(state->advertising, pl->link_config.advertising);  in phylink_get_mac_state()
367 	state->interface = pl->link_config.interface;  in phylink_get_mac_state()
368 	state->an_enabled = pl->link_config.an_enabled;  in phylink_get_mac_state()
375 	return pl->ops->mac_link_state(pl->config, state);  in phylink_get_mac_state()
381 static void phylink_get_fixed_state(struct phylink *pl, struct phylink_link_state *state)  in phylink_get_fixed_state()  argument
383 	*state = pl->link_config;  in phylink_get_fixed_state()
384 	if (pl->get_fixed_state)  in phylink_get_fixed_state()
385 		pl->get_fixed_state(pl->netdev, state);  in phylink_get_fixed_state()
386 	else if (pl->link_gpio)  in phylink_get_fixed_state()
387 		state->link = !!gpiod_get_value_cansleep(pl->link_gpio);  in phylink_get_fixed_state()
398 static void phylink_resolve_flow(struct phylink *pl,  in phylink_resolve_flow()  argument
403 	if (pl->link_config.pause & MLO_PAUSE_AN) {  in phylink_resolve_flow()
406 		if (phylink_test(pl->link_config.advertising, Pause))  in phylink_resolve_flow()
408 		if (phylink_test(pl->link_config.advertising, Asym_Pause))  in phylink_resolve_flow()
419 		new_pause = pl->link_config.pause & MLO_PAUSE_TXRX_MASK;  in phylink_resolve_flow()
440 static void phylink_mac_link_up(struct phylink *pl,  in phylink_mac_link_up()  argument
443 	struct net_device *ndev = pl->netdev;  in phylink_mac_link_up()
445 	pl->cur_interface = link_state.interface;  in phylink_mac_link_up()
446 	pl->ops->mac_link_up(pl->config, pl->link_an_mode,  in phylink_mac_link_up()
447 			     pl->phy_state.interface,  in phylink_mac_link_up()
448 			     pl->phydev);  in phylink_mac_link_up()
453 	phylink_info(pl,  in phylink_mac_link_up()
460 static void phylink_mac_link_down(struct phylink *pl)  in phylink_mac_link_down()  argument
462 	struct net_device *ndev = pl->netdev;  in phylink_mac_link_down()
466 	pl->ops->mac_link_down(pl->config, pl->link_an_mode,  in phylink_mac_link_down()
467 			       pl->cur_interface);  in phylink_mac_link_down()
468 	phylink_info(pl, "Link is Down\n");  in phylink_mac_link_down()
473 	struct phylink *pl = container_of(w, struct phylink, resolve);  in phylink_resolve()  local
475 	struct net_device *ndev = pl->netdev;  in phylink_resolve()
478 	mutex_lock(&pl->state_mutex);  in phylink_resolve()
479 	if (pl->phylink_disable_state) {  in phylink_resolve()
480 		pl->mac_link_dropped = false;  in phylink_resolve()
482 	} else if (pl->mac_link_dropped) {  in phylink_resolve()
485 		switch (pl->link_an_mode) {  in phylink_resolve()
487 			link_state = pl->phy_state;  in phylink_resolve()
488 			phylink_resolve_flow(pl, &link_state);  in phylink_resolve()
489 			phylink_mac_config_up(pl, &link_state);  in phylink_resolve()
493 			phylink_get_fixed_state(pl, &link_state);  in phylink_resolve()
494 			phylink_mac_config_up(pl, &link_state);  in phylink_resolve()
498 			phylink_get_mac_state(pl, &link_state);  in phylink_resolve()
502 			if (pl->phydev)  in phylink_resolve()
503 				link_state.link &= pl->phy_state.link;  in phylink_resolve()
506 			if (pl->phydev && pl->phy_state.link) {  in phylink_resolve()
507 				link_state.interface = pl->phy_state.interface;  in phylink_resolve()
511 				link_state.pause |= pl->phy_state.pause;  in phylink_resolve()
512 				phylink_resolve_flow(pl, &link_state);  in phylink_resolve()
513 				phylink_mac_config(pl, &link_state);  in phylink_resolve()
519 	if (pl->netdev)  in phylink_resolve()
522 		link_changed = (link_state.link != pl->old_link_state);  in phylink_resolve()
525 		pl->old_link_state = link_state.link;  in phylink_resolve()
527 			phylink_mac_link_down(pl);  in phylink_resolve()
529 			phylink_mac_link_up(pl, link_state);  in phylink_resolve()
531 	if (!link_state.link && pl->mac_link_dropped) {  in phylink_resolve()
532 		pl->mac_link_dropped = false;  in phylink_resolve()
533 		queue_work(system_power_efficient_wq, &pl->resolve);  in phylink_resolve()
535 	mutex_unlock(&pl->state_mutex);  in phylink_resolve()
538 static void phylink_run_resolve(struct phylink *pl)  in phylink_run_resolve()  argument
540 	if (!pl->phylink_disable_state)  in phylink_run_resolve()
541 		queue_work(system_power_efficient_wq, &pl->resolve);  in phylink_run_resolve()
544 static void phylink_run_resolve_and_disable(struct phylink *pl, int bit)  in phylink_run_resolve_and_disable()  argument
546 	unsigned long state = pl->phylink_disable_state;  in phylink_run_resolve_and_disable()
548 	set_bit(bit, &pl->phylink_disable_state);  in phylink_run_resolve_and_disable()
550 		queue_work(system_power_efficient_wq, &pl->resolve);  in phylink_run_resolve_and_disable()
551 		flush_work(&pl->resolve);  in phylink_run_resolve_and_disable()
557 	struct phylink *pl = container_of(t, struct phylink, link_poll);  in phylink_fixed_poll()  local
561 	phylink_run_resolve(pl);  in phylink_fixed_poll()
566 static int phylink_register_sfp(struct phylink *pl,  in phylink_register_sfp()  argument
581 		phylink_err(pl, "unable to parse \"sfp\" node: %d\n",  in phylink_register_sfp()
586 	pl->sfp_bus = sfp_register_upstream(ref.fwnode, pl, &sfp_phylink_ops);  in phylink_register_sfp()
587 	if (!pl->sfp_bus)  in phylink_register_sfp()
614 	struct phylink *pl;  in phylink_create()  local
617 	pl = kzalloc(sizeof(*pl), GFP_KERNEL);  in phylink_create()
618 	if (!pl)  in phylink_create()
621 	mutex_init(&pl->state_mutex);  in phylink_create()
622 	INIT_WORK(&pl->resolve, phylink_resolve);  in phylink_create()
624 	pl->config = config;  in phylink_create()
626 		pl->netdev = to_net_dev(config->dev);  in phylink_create()
628 		pl->dev = config->dev;  in phylink_create()
630 		kfree(pl);  in phylink_create()
634 	pl->phy_state.interface = iface;  in phylink_create()
635 	pl->link_interface = iface;  in phylink_create()
637 		pl->link_port = PORT_BNC;  in phylink_create()
639 		pl->link_port = PORT_MII;  in phylink_create()
640 	pl->link_config.interface = iface;  in phylink_create()
641 	pl->link_config.pause = MLO_PAUSE_AN;  in phylink_create()
642 	pl->link_config.speed = SPEED_UNKNOWN;  in phylink_create()
643 	pl->link_config.duplex = DUPLEX_UNKNOWN;  in phylink_create()
644 	pl->link_config.an_enabled = true;  in phylink_create()
645 	pl->ops = ops;  in phylink_create()
646 	__set_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state);  in phylink_create()
647 	timer_setup(&pl->link_poll, phylink_fixed_poll, 0);  in phylink_create()
649 	bitmap_fill(pl->supported, __ETHTOOL_LINK_MODE_MASK_NBITS);  in phylink_create()
650 	linkmode_copy(pl->link_config.advertising, pl->supported);  in phylink_create()
651 	phylink_validate(pl, pl->supported, &pl->link_config);  in phylink_create()
653 	ret = phylink_parse_mode(pl, fwnode);  in phylink_create()
655 		kfree(pl);  in phylink_create()
659 	if (pl->link_an_mode == MLO_AN_FIXED) {  in phylink_create()
660 		ret = phylink_parse_fixedlink(pl, fwnode);  in phylink_create()
662 			kfree(pl);  in phylink_create()
667 	ret = phylink_register_sfp(pl, fwnode);  in phylink_create()
669 		kfree(pl);  in phylink_create()
673 	return pl;  in phylink_create()
686 void phylink_destroy(struct phylink *pl)  in phylink_destroy()  argument
688 	if (pl->sfp_bus)  in phylink_destroy()
689 		sfp_unregister_upstream(pl->sfp_bus);  in phylink_destroy()
690 	if (pl->link_gpio)  in phylink_destroy()
691 		gpiod_put(pl->link_gpio);  in phylink_destroy()
693 	cancel_work_sync(&pl->resolve);  in phylink_destroy()
694 	kfree(pl);  in phylink_destroy()
701 	struct phylink *pl = phydev->phylink;  in phylink_phy_change()  local
703 	mutex_lock(&pl->state_mutex);  in phylink_phy_change()
704 	pl->phy_state.speed = phydev->speed;  in phylink_phy_change()
705 	pl->phy_state.duplex = phydev->duplex;  in phylink_phy_change()
706 	pl->phy_state.pause = MLO_PAUSE_NONE;  in phylink_phy_change()
708 		pl->phy_state.pause |= MLO_PAUSE_SYM;  in phylink_phy_change()
710 		pl->phy_state.pause |= MLO_PAUSE_ASYM;  in phylink_phy_change()
711 	pl->phy_state.interface = phydev->interface;  in phylink_phy_change()
712 	pl->phy_state.link = up;  in phylink_phy_change()
713 	mutex_unlock(&pl->state_mutex);  in phylink_phy_change()
715 	phylink_run_resolve(pl);  in phylink_phy_change()
717 	phylink_dbg(pl, "phy link %s %s/%s/%s\n", up ? "up" : "down",  in phylink_phy_change()
723 static int phylink_bringup_phy(struct phylink *pl, struct phy_device *phy)  in phylink_bringup_phy()  argument
732 	config.interface = pl->link_config.interface;  in phylink_bringup_phy()
746 	ret = phylink_validate(pl, supported, &config);  in phylink_bringup_phy()
750 	phy->phylink = pl;  in phylink_bringup_phy()
753 	phylink_info(pl,  in phylink_bringup_phy()
758 	mutex_lock(&pl->state_mutex);  in phylink_bringup_phy()
759 	pl->phydev = phy;  in phylink_bringup_phy()
760 	linkmode_copy(pl->supported, supported);  in phylink_bringup_phy()
761 	linkmode_copy(pl->link_config.advertising, config.advertising);  in phylink_bringup_phy()
765 	mutex_unlock(&pl->state_mutex);  in phylink_bringup_phy()
768 	phylink_dbg(pl,  in phylink_bringup_phy()
770 		    __ETHTOOL_LINK_MODE_MASK_NBITS, pl->supported,  in phylink_bringup_phy()
779 static int __phylink_connect_phy(struct phylink *pl, struct phy_device *phy,  in __phylink_connect_phy()  argument
784 	if (WARN_ON(pl->link_an_mode == MLO_AN_FIXED ||  in __phylink_connect_phy()
785 		    (pl->link_an_mode == MLO_AN_INBAND &&  in __phylink_connect_phy()
789 	if (pl->phydev)  in __phylink_connect_phy()
792 	ret = phy_attach_direct(pl->netdev, phy, 0, interface);  in __phylink_connect_phy()
796 	ret = phylink_bringup_phy(pl, phy);  in __phylink_connect_phy()
818 int phylink_connect_phy(struct phylink *pl, struct phy_device *phy)  in phylink_connect_phy()  argument
821 	if (pl->link_interface == PHY_INTERFACE_MODE_NA) {  in phylink_connect_phy()
822 		pl->link_interface = phy->interface;  in phylink_connect_phy()
823 		pl->link_config.interface = pl->link_interface;  in phylink_connect_phy()
826 	return __phylink_connect_phy(pl, phy, pl->link_interface);  in phylink_connect_phy()
842 int phylink_of_phy_connect(struct phylink *pl, struct device_node *dn,  in phylink_of_phy_connect()  argument
850 	if (pl->link_an_mode == MLO_AN_FIXED ||  in phylink_of_phy_connect()
851 	    (pl->link_an_mode == MLO_AN_INBAND &&  in phylink_of_phy_connect()
852 	     phy_interface_mode_is_8023z(pl->link_interface)))  in phylink_of_phy_connect()
862 		if (pl->link_an_mode == MLO_AN_PHY)  in phylink_of_phy_connect()
867 	phy_dev = of_phy_attach(pl->netdev, phy_node, flags,  in phylink_of_phy_connect()
868 				pl->link_interface);  in phylink_of_phy_connect()
875 	ret = phylink_bringup_phy(pl, phy_dev);  in phylink_of_phy_connect()
890 void phylink_disconnect_phy(struct phylink *pl)  in phylink_disconnect_phy()  argument
896 	phy = pl->phydev;  in phylink_disconnect_phy()
899 		mutex_lock(&pl->state_mutex);  in phylink_disconnect_phy()
900 		pl->phydev = NULL;  in phylink_disconnect_phy()
901 		mutex_unlock(&pl->state_mutex);  in phylink_disconnect_phy()
903 		flush_work(&pl->resolve);  in phylink_disconnect_phy()
918 int phylink_fixed_state_cb(struct phylink *pl,  in phylink_fixed_state_cb()  argument
925 	if (pl->link_an_mode != MLO_AN_FIXED)  in phylink_fixed_state_cb()
928 	mutex_lock(&pl->state_mutex);  in phylink_fixed_state_cb()
929 	pl->get_fixed_state = cb;  in phylink_fixed_state_cb()
930 	mutex_unlock(&pl->state_mutex);  in phylink_fixed_state_cb()
944 void phylink_mac_change(struct phylink *pl, bool up)  in phylink_mac_change()  argument
947 		pl->mac_link_dropped = true;  in phylink_mac_change()
948 	phylink_run_resolve(pl);  in phylink_mac_change()
949 	phylink_dbg(pl, "mac link %s\n", up ? "up" : "down");  in phylink_mac_change()
955 	struct phylink *pl = data;  in phylink_link_handler()  local
957 	phylink_run_resolve(pl);  in phylink_link_handler()
970 void phylink_start(struct phylink *pl)  in phylink_start()  argument
974 	phylink_info(pl, "configuring for %s/%s link mode\n",  in phylink_start()
975 		     phylink_an_mode_str(pl->link_an_mode),  in phylink_start()
976 		     phy_modes(pl->link_config.interface));  in phylink_start()
979 	if (pl->netdev)  in phylink_start()
980 		netif_carrier_off(pl->netdev);  in phylink_start()
986 	phylink_resolve_flow(pl, &pl->link_config);  in phylink_start()
987 	phylink_mac_config(pl, &pl->link_config);  in phylink_start()
993 	phylink_mac_an_restart(pl);  in phylink_start()
995 	clear_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state);  in phylink_start()
996 	phylink_run_resolve(pl);  in phylink_start()
998 	if (pl->link_an_mode == MLO_AN_FIXED && pl->link_gpio) {  in phylink_start()
999 		int irq = gpiod_to_irq(pl->link_gpio);  in phylink_start()
1005 					 "netdev link", pl))  in phylink_start()
1006 				pl->link_irq = irq;  in phylink_start()
1011 			mod_timer(&pl->link_poll, jiffies + HZ);  in phylink_start()
1013 	if (pl->link_an_mode == MLO_AN_FIXED && pl->get_fixed_state)  in phylink_start()
1014 		mod_timer(&pl->link_poll, jiffies + HZ);  in phylink_start()
1015 	if (pl->phydev)  in phylink_start()
1016 		phy_start(pl->phydev);  in phylink_start()
1017 	if (pl->sfp_bus)  in phylink_start()
1018 		sfp_upstream_start(pl->sfp_bus);  in phylink_start()
1031 void phylink_stop(struct phylink *pl)  in phylink_stop()  argument
1035 	if (pl->sfp_bus)  in phylink_stop()
1036 		sfp_upstream_stop(pl->sfp_bus);  in phylink_stop()
1037 	if (pl->phydev)  in phylink_stop()
1038 		phy_stop(pl->phydev);  in phylink_stop()
1039 	del_timer_sync(&pl->link_poll);  in phylink_stop()
1040 	if (pl->link_irq) {  in phylink_stop()
1041 		free_irq(pl->link_irq, pl);  in phylink_stop()
1042 		pl->link_irq = 0;  in phylink_stop()
1045 	phylink_run_resolve_and_disable(pl, PHYLINK_DISABLE_STOPPED);  in phylink_stop()
1058 void phylink_ethtool_get_wol(struct phylink *pl, struct ethtool_wolinfo *wol)  in phylink_ethtool_get_wol()  argument
1065 	if (pl->phydev)  in phylink_ethtool_get_wol()
1066 		phy_ethtool_get_wol(pl->phydev, wol);  in phylink_ethtool_get_wol()
1081 int phylink_ethtool_set_wol(struct phylink *pl, struct ethtool_wolinfo *wol)  in phylink_ethtool_set_wol()  argument
1087 	if (pl->phydev)  in phylink_ethtool_set_wol()
1088 		ret = phy_ethtool_set_wol(pl->phydev, wol);  in phylink_ethtool_set_wol()
1125 int phylink_ethtool_ksettings_get(struct phylink *pl,  in phylink_ethtool_ksettings_get()  argument
1132 	if (pl->phydev) {  in phylink_ethtool_ksettings_get()
1133 		phy_ethtool_ksettings_get(pl->phydev, kset);  in phylink_ethtool_ksettings_get()
1135 		kset->base.port = pl->link_port;  in phylink_ethtool_ksettings_get()
1138 	linkmode_copy(kset->link_modes.supported, pl->supported);  in phylink_ethtool_ksettings_get()
1140 	switch (pl->link_an_mode) {  in phylink_ethtool_ksettings_get()
1146 		phylink_get_fixed_state(pl, &link_state);  in phylink_ethtool_ksettings_get()
1154 		if (pl->phydev)  in phylink_ethtool_ksettings_get()
1157 		phylink_get_mac_state(pl, &link_state);  in phylink_ethtool_ksettings_get()
1176 int phylink_ethtool_ksettings_set(struct phylink *pl,  in phylink_ethtool_ksettings_set()  argument
1190 	linkmode_copy(support, pl->supported);  in phylink_ethtool_ksettings_set()
1191 	config = pl->link_config;  in phylink_ethtool_ksettings_set()
1212 		if (pl->link_an_mode == MLO_AN_FIXED &&  in phylink_ethtool_ksettings_set()
1213 		    (s->speed != pl->link_config.speed ||  in phylink_ethtool_ksettings_set()
1214 		     s->duplex != pl->link_config.duplex))  in phylink_ethtool_ksettings_set()
1224 		if (pl->link_an_mode == MLO_AN_FIXED)  in phylink_ethtool_ksettings_set()
1234 	if (phylink_validate(pl, support, &config))  in phylink_ethtool_ksettings_set()
1247 	if (pl->phydev) {  in phylink_ethtool_ksettings_set()
1248 		ret = phy_ethtool_ksettings_set(pl->phydev, &our_kset);  in phylink_ethtool_ksettings_set()
1253 	mutex_lock(&pl->state_mutex);  in phylink_ethtool_ksettings_set()
1255 	linkmode_copy(pl->link_config.advertising, our_kset.link_modes.advertising);  in phylink_ethtool_ksettings_set()
1256 	pl->link_config.interface = config.interface;  in phylink_ethtool_ksettings_set()
1257 	pl->link_config.speed = our_kset.base.speed;  in phylink_ethtool_ksettings_set()
1258 	pl->link_config.duplex = our_kset.base.duplex;  in phylink_ethtool_ksettings_set()
1259 	pl->link_config.an_enabled = our_kset.base.autoneg != AUTONEG_DISABLE;  in phylink_ethtool_ksettings_set()
1266 	if (pl->link_an_mode == MLO_AN_INBAND &&  in phylink_ethtool_ksettings_set()
1267 	    !test_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state)) {  in phylink_ethtool_ksettings_set()
1268 		phylink_mac_config(pl, &pl->link_config);  in phylink_ethtool_ksettings_set()
1269 		phylink_mac_an_restart(pl);  in phylink_ethtool_ksettings_set()
1271 	mutex_unlock(&pl->state_mutex);  in phylink_ethtool_ksettings_set()
1288 int phylink_ethtool_nway_reset(struct phylink *pl)  in phylink_ethtool_nway_reset()  argument
1294 	if (pl->phydev)  in phylink_ethtool_nway_reset()
1295 		ret = phy_restart_aneg(pl->phydev);  in phylink_ethtool_nway_reset()
1296 	phylink_mac_an_restart(pl);  in phylink_ethtool_nway_reset()
1307 void phylink_ethtool_get_pauseparam(struct phylink *pl,  in phylink_ethtool_get_pauseparam()  argument
1312 	pause->autoneg = !!(pl->link_config.pause & MLO_PAUSE_AN);  in phylink_ethtool_get_pauseparam()
1313 	pause->rx_pause = !!(pl->link_config.pause & MLO_PAUSE_RX);  in phylink_ethtool_get_pauseparam()
1314 	pause->tx_pause = !!(pl->link_config.pause & MLO_PAUSE_TX);  in phylink_ethtool_get_pauseparam()
1323 int phylink_ethtool_set_pauseparam(struct phylink *pl,  in phylink_ethtool_set_pauseparam()  argument
1326 	struct phylink_link_state *config = &pl->link_config;  in phylink_ethtool_set_pauseparam()
1330 	if (!phylink_test(pl->supported, Pause) &&  in phylink_ethtool_set_pauseparam()
1331 	    !phylink_test(pl->supported, Asym_Pause))  in phylink_ethtool_set_pauseparam()
1334 	if (!phylink_test(pl->supported, Asym_Pause) &&  in phylink_ethtool_set_pauseparam()
1351 	if (pl->phydev) {  in phylink_ethtool_set_pauseparam()
1352 		phy_set_asym_pause(pl->phydev, pause->rx_pause,  in phylink_ethtool_set_pauseparam()
1355 			     &pl->phylink_disable_state)) {  in phylink_ethtool_set_pauseparam()
1356 		switch (pl->link_an_mode) {  in phylink_ethtool_set_pauseparam()
1359 			phylink_resolve_flow(pl, config);  in phylink_ethtool_set_pauseparam()
1360 			phylink_mac_config(pl, config);  in phylink_ethtool_set_pauseparam()
1364 			phylink_mac_config(pl, config);  in phylink_ethtool_set_pauseparam()
1365 			phylink_mac_an_restart(pl);  in phylink_ethtool_set_pauseparam()
1384 int phylink_get_eee_err(struct phylink *pl)  in phylink_get_eee_err()  argument
1390 	if (pl->phydev)  in phylink_get_eee_err()
1391 		ret = phy_get_eee_err(pl->phydev);  in phylink_get_eee_err()
1404 int phylink_init_eee(struct phylink *pl, bool clk_stop_enable)  in phylink_init_eee()  argument
1408 	if (pl->phydev)  in phylink_init_eee()
1409 		ret = phy_init_eee(pl->phydev, clk_stop_enable);  in phylink_init_eee()
1420 int phylink_ethtool_get_eee(struct phylink *pl, struct ethtool_eee *eee)  in phylink_ethtool_get_eee()  argument
1426 	if (pl->phydev)  in phylink_ethtool_get_eee()
1427 		ret = phy_ethtool_get_eee(pl->phydev, eee);  in phylink_ethtool_get_eee()
1438 int phylink_ethtool_set_eee(struct phylink *pl, struct ethtool_eee *eee)  in phylink_ethtool_set_eee()  argument
1444 	if (pl->phydev)  in phylink_ethtool_set_eee()
1445 		ret = phy_ethtool_set_eee(pl->phydev, eee);  in phylink_ethtool_set_eee()
1476 static int phylink_phy_read(struct phylink *pl, unsigned int phy_id,  in phylink_phy_read()  argument
1479 	struct phy_device *phydev = pl->phydev;  in phylink_phy_read()
1513 	return mdiobus_read(pl->phydev->mdio.bus, prtad, devad);  in phylink_phy_read()
1516 static int phylink_phy_write(struct phylink *pl, unsigned int phy_id,  in phylink_phy_write()  argument
1519 	struct phy_device *phydev = pl->phydev;  in phylink_phy_write()
1557 static int phylink_mii_read(struct phylink *pl, unsigned int phy_id,  in phylink_mii_read()  argument
1563 	switch (pl->link_an_mode) {  in phylink_mii_read()
1566 			phylink_get_fixed_state(pl, &state);  in phylink_mii_read()
1576 			val = phylink_get_mac_state(pl, &state);  in phylink_mii_read()
1588 static int phylink_mii_write(struct phylink *pl, unsigned int phy_id,  in phylink_mii_write()  argument
1591 	switch (pl->link_an_mode) {  in phylink_mii_write()
1623 int phylink_mii_ioctl(struct phylink *pl, struct ifreq *ifr, int cmd)  in phylink_mii_ioctl()  argument
1630 	if (pl->phydev) {  in phylink_mii_ioctl()
1634 			mii->phy_id = pl->phydev->mdio.addr;  in phylink_mii_ioctl()
1638 			ret = phylink_phy_read(pl, mii->phy_id, mii->reg_num);  in phylink_mii_ioctl()
1646 			ret = phylink_phy_write(pl, mii->phy_id, mii->reg_num,  in phylink_mii_ioctl()
1651 			ret = phy_mii_ioctl(pl->phydev, ifr, cmd);  in phylink_mii_ioctl()
1661 			ret = phylink_mii_read(pl, mii->phy_id, mii->reg_num);  in phylink_mii_ioctl()
1669 			ret = phylink_mii_write(pl, mii->phy_id, mii->reg_num,  in phylink_mii_ioctl()
1685 	struct phylink *pl = upstream;  in phylink_sfp_attach()  local
1687 	pl->netdev->sfp_bus = bus;  in phylink_sfp_attach()
1692 	struct phylink *pl = upstream;  in phylink_sfp_detach()  local
1694 	pl->netdev->sfp_bus = NULL;  in phylink_sfp_detach()
1700 	struct phylink *pl = upstream;  in phylink_sfp_module_insert()  local
1711 	sfp_parse_support(pl->sfp_bus, id, support);  in phylink_sfp_module_insert()
1712 	port = sfp_parse_port(pl->sfp_bus, id, support);  in phylink_sfp_module_insert()
1720 	config.an_enabled = pl->link_config.an_enabled;  in phylink_sfp_module_insert()
1723 	ret = phylink_validate(pl, support, &config);  in phylink_sfp_module_insert()
1725 		phylink_err(pl, "validation with support %*pb failed: %d\n",  in phylink_sfp_module_insert()
1732 	iface = sfp_select_interface(pl->sfp_bus, id, config.advertising);  in phylink_sfp_module_insert()
1734 		phylink_err(pl,  in phylink_sfp_module_insert()
1741 	ret = phylink_validate(pl, support1, &config);  in phylink_sfp_module_insert()
1743 		phylink_err(pl, "validation of %s/%s with support %*pb failed: %d\n",  in phylink_sfp_module_insert()
1750 	phylink_dbg(pl, "requesting link mode %s/%s with support %*pb\n",  in phylink_sfp_module_insert()
1755 	if (phy_interface_mode_is_8023z(iface) && pl->phydev)  in phylink_sfp_module_insert()
1758 	changed = !bitmap_equal(pl->supported, support,  in phylink_sfp_module_insert()
1761 		linkmode_copy(pl->supported, support);  in phylink_sfp_module_insert()
1762 		linkmode_copy(pl->link_config.advertising, config.advertising);  in phylink_sfp_module_insert()
1765 	if (pl->link_an_mode != MLO_AN_INBAND ||  in phylink_sfp_module_insert()
1766 	    pl->link_config.interface != config.interface) {  in phylink_sfp_module_insert()
1767 		pl->link_config.interface = config.interface;  in phylink_sfp_module_insert()
1768 		pl->link_an_mode = MLO_AN_INBAND;  in phylink_sfp_module_insert()
1772 		phylink_info(pl, "switched to %s/%s link mode\n",  in phylink_sfp_module_insert()
1777 	pl->link_port = port;  in phylink_sfp_module_insert()
1780 				 &pl->phylink_disable_state))  in phylink_sfp_module_insert()
1781 		phylink_mac_config(pl, &pl->link_config);  in phylink_sfp_module_insert()
1788 	struct phylink *pl = upstream;  in phylink_sfp_link_down()  local
1792 	phylink_run_resolve_and_disable(pl, PHYLINK_DISABLE_LINK);  in phylink_sfp_link_down()
1797 	struct phylink *pl = upstream;  in phylink_sfp_link_up()  local
1801 	clear_bit(PHYLINK_DISABLE_LINK, &pl->phylink_disable_state);  in phylink_sfp_link_up()
1802 	phylink_run_resolve(pl);  in phylink_sfp_link_up()
1807 	struct phylink *pl = upstream;  in phylink_sfp_connect_phy()  local
1809 	return __phylink_connect_phy(upstream, phy, pl->link_config.interface);  in phylink_sfp_connect_phy()