659 	struct sas_rphy *rphy = dev_to_rphy(phy->dev.parent);  in sas_smp_get_phy_events()
738 static void sas_ex_get_linkrate(struct domain_device *parent,  in sas_ex_get_linkrate()  argument
742 	struct expander_device *parent_ex = &parent->ex_dev;  in sas_ex_get_linkrate()
760 			child->min_linkrate = min(parent->min_linkrate,  in sas_ex_get_linkrate()
762 			child->max_linkrate = max(parent->max_linkrate,  in sas_ex_get_linkrate()
769 	child->pathways = min(child->pathways, parent->pathways);  in sas_ex_get_linkrate()
773 	struct domain_device *parent, int phy_id)  in sas_ex_discover_end_dev()  argument
775 	struct expander_device *parent_ex = &parent->ex_dev;  in sas_ex_discover_end_dev()
788 	kref_get(&parent->kref);  in sas_ex_discover_end_dev()
789 	child->parent = parent;  in sas_ex_discover_end_dev()
790 	child->port   = parent->port;  in sas_ex_discover_end_dev()
795 		phy->port = sas_port_alloc(&parent->rphy->dev, phy_id);  in sas_ex_discover_end_dev()
803 	sas_ex_get_linkrate(parent, child, phy);  in sas_ex_discover_end_dev()
823 		list_add_tail(&child->disco_list_node, &parent->port->disco_list);  in sas_ex_discover_end_dev()
830 				    SAS_ADDR(parent->sas_addr), phy_id, res);  in sas_ex_discover_end_dev()
848 		list_add_tail(&child->disco_list_node, &parent->port->disco_list);  in sas_ex_discover_end_dev()
855 				    SAS_ADDR(parent->sas_addr), phy_id, res);  in sas_ex_discover_end_dev()
860 			    phy->attached_tproto, SAS_ADDR(parent->sas_addr),  in sas_ex_discover_end_dev()
871 	spin_lock_irq(&parent->port->dev_list_lock);  in sas_ex_discover_end_dev()
873 	spin_unlock_irq(&parent->port->dev_list_lock);  in sas_ex_discover_end_dev()
883 static bool sas_ex_join_wide_port(struct domain_device *parent, int phy_id)  in sas_ex_join_wide_port()  argument
885 	struct ex_phy *phy = &parent->ex_dev.ex_phy[phy_id];  in sas_ex_join_wide_port()
888 	for (i = 0; i < parent->ex_dev.num_phys; i++) {  in sas_ex_join_wide_port()
889 		struct ex_phy *ephy = &parent->ex_dev.ex_phy[i];  in sas_ex_join_wide_port()
907 	struct domain_device *parent, int phy_id)  in sas_ex_discover_expander()  argument
909 	struct sas_expander_device *parent_ex = rphy_to_expander_device(parent->rphy);  in sas_ex_discover_expander()
910 	struct ex_phy *phy = &parent->ex_dev.ex_phy[phy_id];  in sas_ex_discover_expander()
920 			    SAS_ADDR(parent->sas_addr), phy_id,  in sas_ex_discover_expander()
929 	phy->port = sas_port_alloc(&parent->rphy->dev, phy_id);  in sas_ex_discover_expander()
947 	port = parent->port;  in sas_ex_discover_expander()
952 	kref_get(&parent->kref);  in sas_ex_discover_expander()
953 	child->parent = parent;  in sas_ex_discover_expander()
959 	sas_ex_get_linkrate(parent, child, phy);  in sas_ex_discover_expander()
961 	parent->port->disc.max_level = max(parent->port->disc.max_level,  in sas_ex_discover_expander()
967 	spin_lock_irq(&parent->port->dev_list_lock);  in sas_ex_discover_expander()
968 	list_add_tail(&child->dev_list_node, &parent->port->dev_list);  in sas_ex_discover_expander()
969 	spin_unlock_irq(&parent->port->dev_list_lock);  in sas_ex_discover_expander()
974 		spin_lock_irq(&parent->port->dev_list_lock);  in sas_ex_discover_expander()
976 		spin_unlock_irq(&parent->port->dev_list_lock);  in sas_ex_discover_expander()
980 	list_add_tail(&child->siblings, &parent->ex_dev.children);  in sas_ex_discover_expander()
1000 	if (!dev->parent && (SAS_ADDR(ex_phy->attached_sas_addr) ==  in sas_ex_discover_dev()
1005 	if (dev->parent && (SAS_ADDR(ex_phy->attached_sas_addr) ==  in sas_ex_discover_dev()
1006 			    SAS_ADDR(dev->parent->sas_addr))) {  in sas_ex_discover_dev()
1251 	struct domain_device *parent = child->parent;  in sas_print_parent_topology_bug()  local
1256 		   ex_type[parent->dev_type],  in sas_print_parent_topology_bug()
1257 		   SAS_ADDR(parent->sas_addr),  in sas_print_parent_topology_bug()
1264 		   sas_route_char(parent, parent_phy),  in sas_print_parent_topology_bug()
1273 	struct domain_device *parent = child->parent;  in sas_check_eeds()  local
1275 	if (SAS_ADDR(parent->port->disc.fanout_sas_addr) != 0) {  in sas_check_eeds()
1279 			    SAS_ADDR(parent->sas_addr),  in sas_check_eeds()
1283 			    SAS_ADDR(parent->port->disc.fanout_sas_addr));  in sas_check_eeds()
1284 	} else if (SAS_ADDR(parent->port->disc.eeds_a) == 0) {  in sas_check_eeds()
1285 		memcpy(parent->port->disc.eeds_a, parent->sas_addr,  in sas_check_eeds()
1287 		memcpy(parent->port->disc.eeds_b, child->sas_addr,  in sas_check_eeds()
1289 	} else if (((SAS_ADDR(parent->port->disc.eeds_a) ==  in sas_check_eeds()
1290 		    SAS_ADDR(parent->sas_addr)) ||  in sas_check_eeds()
1291 		   (SAS_ADDR(parent->port->disc.eeds_a) ==  in sas_check_eeds()
1294 		   ((SAS_ADDR(parent->port->disc.eeds_b) ==  in sas_check_eeds()
1295 		     SAS_ADDR(parent->sas_addr)) ||  in sas_check_eeds()
1296 		    (SAS_ADDR(parent->port->disc.eeds_b) ==  in sas_check_eeds()
1303 			    SAS_ADDR(parent->sas_addr),  in sas_check_eeds()
1321 	if (!child->parent)  in sas_check_parent_topology()
1324 	if (child->parent->dev_type != SAS_EDGE_EXPANDER_DEVICE &&  in sas_check_parent_topology()
1325 	    child->parent->dev_type != SAS_FANOUT_EXPANDER_DEVICE)  in sas_check_parent_topology()
1328 	parent_ex = &child->parent->ex_dev;  in sas_check_parent_topology()
1343 		switch (child->parent->dev_type) {  in sas_check_parent_topology()
1523 static int sas_configure_parent(struct domain_device *parent,  in sas_configure_parent()  argument
1527 	struct expander_device *ex_parent = &parent->ex_dev;  in sas_configure_parent()
1531 	if (parent->parent) {  in sas_configure_parent()
1532 		res = sas_configure_parent(parent->parent, parent, sas_addr,  in sas_configure_parent()
1540 			    SAS_ADDR(parent->sas_addr));  in sas_configure_parent()
1550 			res = sas_configure_phy(parent, i, sas_addr, include);  in sas_configure_parent()
1566 	if (dev->parent)  in sas_configure_routing()
1567 		return sas_configure_parent(dev->parent, dev, sas_addr, 1);  in sas_configure_routing()
1573 	if (dev->parent)  in sas_disable_routing()
1574 		return sas_configure_parent(dev->parent, dev, sas_addr, 0);  in sas_disable_routing()
1878 static void sas_unregister_devs_sas_addr(struct domain_device *parent,  in sas_unregister_devs_sas_addr()  argument
1881 	struct expander_device *ex_dev = &parent->ex_dev;  in sas_unregister_devs_sas_addr()
1892 					sas_unregister_ex_tree(parent->port, child);  in sas_unregister_devs_sas_addr()
1894 					sas_unregister_dev(parent->port, child);  in sas_unregister_devs_sas_addr()
1899 		sas_disable_routing(parent, phy->attached_sas_addr);  in sas_unregister_devs_sas_addr()