40 	struct mdio_mux_child_bus *cb = bus->priv;  in mdio_mux_read()  local
41 	struct mdio_mux_parent_bus *pb = cb->parent;  in mdio_mux_read()
45 	r = pb->switch_fn(pb->current_child, cb->bus_number, pb->switch_data);  in mdio_mux_read()
49 	pb->current_child = cb->bus_number;  in mdio_mux_read()
64 	struct mdio_mux_child_bus *cb = bus->priv;  in mdio_mux_write()  local
65 	struct mdio_mux_parent_bus *pb = cb->parent;  in mdio_mux_write()
70 	r = pb->switch_fn(pb->current_child, cb->bus_number, pb->switch_data);  in mdio_mux_write()
74 	pb->current_child = cb->bus_number;  in mdio_mux_write()
97 	struct mdio_mux_child_bus *cb;  in mdio_mux_init()  local
144 		cb = devm_kzalloc(dev, sizeof(*cb), GFP_KERNEL);  in mdio_mux_init()
145 		if (!cb) {  in mdio_mux_init()
149 		cb->bus_number = v;  in mdio_mux_init()
150 		cb->parent = pb;  in mdio_mux_init()
152 		cb->mii_bus = mdiobus_alloc();  in mdio_mux_init()
153 		if (!cb->mii_bus) {  in mdio_mux_init()
155 			devm_kfree(dev, cb);  in mdio_mux_init()
158 		cb->mii_bus->priv = cb;  in mdio_mux_init()
160 		cb->mii_bus->name = "mdio_mux";  in mdio_mux_init()
161 		snprintf(cb->mii_bus->id, MII_BUS_ID_SIZE, "%x.%x",  in mdio_mux_init()
163 		cb->mii_bus->parent = dev;  in mdio_mux_init()
164 		cb->mii_bus->read = mdio_mux_read;  in mdio_mux_init()
165 		cb->mii_bus->write = mdio_mux_write;  in mdio_mux_init()
166 		r = of_mdiobus_register(cb->mii_bus, child_bus_node);  in mdio_mux_init()
171 			mdiobus_free(cb->mii_bus);  in mdio_mux_init()
172 			devm_kfree(dev, cb);  in mdio_mux_init()
174 			cb->next = pb->children;  in mdio_mux_init()
175 			pb->children = cb;  in mdio_mux_init()
196 	struct mdio_mux_child_bus *cb = pb->children;  in mdio_mux_uninit()  local
198 	while (cb) {  in mdio_mux_uninit()
199 		mdiobus_unregister(cb->mii_bus);  in mdio_mux_uninit()
200 		mdiobus_free(cb->mii_bus);  in mdio_mux_uninit()
201 		cb = cb->next;  in mdio_mux_uninit()