Lines Matching refs:sw
42 int usb_role_switch_set_role(struct usb_role_switch *sw, enum usb_role role) in usb_role_switch_set_role() argument
46 if (IS_ERR_OR_NULL(sw)) in usb_role_switch_set_role()
49 mutex_lock(&sw->lock); in usb_role_switch_set_role()
51 ret = sw->set(sw, role); in usb_role_switch_set_role()
53 sw->role = role; in usb_role_switch_set_role()
54 kobject_uevent(&sw->dev.kobj, KOBJ_CHANGE); in usb_role_switch_set_role()
57 mutex_unlock(&sw->lock); in usb_role_switch_set_role()
70 enum usb_role usb_role_switch_get_role(struct usb_role_switch *sw) in usb_role_switch_get_role() argument
74 if (IS_ERR_OR_NULL(sw)) in usb_role_switch_get_role()
77 mutex_lock(&sw->lock); in usb_role_switch_get_role()
79 if (sw->get) in usb_role_switch_get_role()
80 role = sw->get(sw); in usb_role_switch_get_role()
82 role = sw->role; in usb_role_switch_get_role()
84 mutex_unlock(&sw->lock); in usb_role_switch_get_role()
128 struct usb_role_switch *sw; in usb_role_switch_get() local
130 sw = usb_role_switch_is_parent(dev_fwnode(dev)); in usb_role_switch_get()
131 if (!sw) in usb_role_switch_get()
132 sw = device_connection_find_match(dev, "usb-role-switch", NULL, in usb_role_switch_get()
135 if (!IS_ERR_OR_NULL(sw)) in usb_role_switch_get()
136 WARN_ON(!try_module_get(sw->dev.parent->driver->owner)); in usb_role_switch_get()
138 return sw; in usb_role_switch_get()
151 struct usb_role_switch *sw; in fwnode_usb_role_switch_get() local
153 sw = usb_role_switch_is_parent(fwnode); in fwnode_usb_role_switch_get()
154 if (!sw) in fwnode_usb_role_switch_get()
155 sw = fwnode_connection_find_match(fwnode, "usb-role-switch", in fwnode_usb_role_switch_get()
157 if (!IS_ERR_OR_NULL(sw)) in fwnode_usb_role_switch_get()
158 WARN_ON(!try_module_get(sw->dev.parent->driver->owner)); in fwnode_usb_role_switch_get()
160 return sw; in fwnode_usb_role_switch_get()
170 void usb_role_switch_put(struct usb_role_switch *sw) in usb_role_switch_put() argument
172 if (!IS_ERR_OR_NULL(sw)) { in usb_role_switch_put()
173 module_put(sw->dev.parent->driver->owner); in usb_role_switch_put()
174 put_device(&sw->dev); in usb_role_switch_put()
206 struct usb_role_switch *sw = to_role_switch(dev); in usb_role_switch_is_visible() local
208 if (sw->allow_userspace_control) in usb_role_switch_is_visible()
232 struct usb_role_switch *sw = to_role_switch(dev); in role_show() local
233 enum usb_role role = usb_role_switch_get_role(sw); in role_show()
241 struct usb_role_switch *sw = to_role_switch(dev); in role_store() local
254 ret = usb_role_switch_set_role(sw, ret); in role_store()
290 struct usb_role_switch *sw = to_role_switch(dev); in usb_role_switch_release() local
292 kfree(sw); in usb_role_switch_release()
320 struct usb_role_switch *sw; in usb_role_switch_register() local
326 sw = kzalloc(sizeof(*sw), GFP_KERNEL); in usb_role_switch_register()
327 if (!sw) in usb_role_switch_register()
330 mutex_init(&sw->lock); in usb_role_switch_register()
332 sw->allow_userspace_control = desc->allow_userspace_control; in usb_role_switch_register()
333 sw->usb2_port = desc->usb2_port; in usb_role_switch_register()
334 sw->usb3_port = desc->usb3_port; in usb_role_switch_register()
335 sw->udc = desc->udc; in usb_role_switch_register()
336 sw->set = desc->set; in usb_role_switch_register()
337 sw->get = desc->get; in usb_role_switch_register()
339 sw->dev.parent = parent; in usb_role_switch_register()
340 sw->dev.fwnode = desc->fwnode; in usb_role_switch_register()
341 sw->dev.class = role_class; in usb_role_switch_register()
342 sw->dev.type = &usb_role_dev_type; in usb_role_switch_register()
343 dev_set_drvdata(&sw->dev, desc->driver_data); in usb_role_switch_register()
344 dev_set_name(&sw->dev, "%s-role-switch", in usb_role_switch_register()
347 ret = device_register(&sw->dev); in usb_role_switch_register()
349 put_device(&sw->dev); in usb_role_switch_register()
355 return sw; in usb_role_switch_register()
365 void usb_role_switch_unregister(struct usb_role_switch *sw) in usb_role_switch_unregister() argument
367 if (!IS_ERR_OR_NULL(sw)) in usb_role_switch_unregister()
368 device_unregister(&sw->dev); in usb_role_switch_unregister()
377 void usb_role_switch_set_drvdata(struct usb_role_switch *sw, void *data) in usb_role_switch_set_drvdata() argument
379 dev_set_drvdata(&sw->dev, data); in usb_role_switch_set_drvdata()
387 void *usb_role_switch_get_drvdata(struct usb_role_switch *sw) in usb_role_switch_get_drvdata() argument
389 return dev_get_drvdata(&sw->dev); in usb_role_switch_get_drvdata()