36 	int (*get_state)(struct ssam_hub *hub, enum ssam_hub_state *state);
61 		int (*get_state)(struct ssam_hub *hub, enum ssam_hub_state *state);
69 	struct ssam_hub *hub = container_of(work, struct ssam_hub, update_work.work);  in ssam_hub_update_workfn()  local
73 	status = hub->ops.get_state(hub, &state);  in ssam_hub_update_workfn()
97 	if (test_and_clear_bit(SSAM_HUB_HOT_REMOVED, &hub->flags)) {  in ssam_hub_update_workfn()
99 			schedule_delayed_work(&hub->update_work, hub->connect_delay);  in ssam_hub_update_workfn()
104 	if (hub->state == state)  in ssam_hub_update_workfn()
106 	hub->state = state;  in ssam_hub_update_workfn()
108 	if (hub->state == SSAM_HUB_CONNECTED)  in ssam_hub_update_workfn()
109 		status = ssam_device_register_clients(hub->sdev);  in ssam_hub_update_workfn()
111 		ssam_remove_clients(&hub->sdev->dev);  in ssam_hub_update_workfn()
114 		dev_err(&hub->sdev->dev, "failed to update hub child devices: %d\n", status);  in ssam_hub_update_workfn()
127 static void ssam_hub_update(struct ssam_hub *hub, bool connected)  in ssam_hub_update()  argument
133 		set_bit(SSAM_HUB_HOT_REMOVED, &hub->flags);  in ssam_hub_update()
134 		device_for_each_child_reverse(&hub->sdev->dev, NULL, ssam_hub_mark_hot_removed);  in ssam_hub_update()
141 	delay = connected ? hub->connect_delay : 0;  in ssam_hub_update()
143 	schedule_delayed_work(&hub->update_work, delay);  in ssam_hub_update()
148 	struct ssam_hub *hub = dev_get_drvdata(dev);  in ssam_hub_resume()  local
150 	schedule_delayed_work(&hub->update_work, 0);  in ssam_hub_resume()
158 	struct ssam_hub *hub;  in ssam_hub_probe()  local
167 	hub = devm_kzalloc(&sdev->dev, sizeof(*hub), GFP_KERNEL);  in ssam_hub_probe()
168 	if (!hub)  in ssam_hub_probe()
171 	hub->sdev = sdev;  in ssam_hub_probe()
172 	hub->state = SSAM_HUB_UNINITIALIZED;  in ssam_hub_probe()
174 	hub->notif.base.priority = INT_MAX;  /* This notifier should run first. */  in ssam_hub_probe()
175 	hub->notif.base.fn = desc->ops.notify;  in ssam_hub_probe()
176 	hub->notif.event.reg = desc->event.reg;  in ssam_hub_probe()
177 	hub->notif.event.id = desc->event.id;  in ssam_hub_probe()
178 	hub->notif.event.mask = desc->event.mask;  in ssam_hub_probe()
179 	hub->notif.event.flags = SSAM_EVENT_SEQUENCED;  in ssam_hub_probe()
181 	hub->connect_delay = msecs_to_jiffies(desc->connect_delay_ms);  in ssam_hub_probe()
182 	hub->ops.get_state = desc->ops.get_state;  in ssam_hub_probe()
184 	INIT_DELAYED_WORK(&hub->update_work, ssam_hub_update_workfn);  in ssam_hub_probe()
186 	ssam_device_set_drvdata(sdev, hub);  in ssam_hub_probe()
188 	status = ssam_device_notifier_register(sdev, &hub->notif);  in ssam_hub_probe()
192 	schedule_delayed_work(&hub->update_work, 0);  in ssam_hub_probe()
198 	struct ssam_hub *hub = ssam_device_get_drvdata(sdev);  in ssam_hub_remove()  local
200 	ssam_device_notifier_unregister(sdev, &hub->notif);  in ssam_hub_remove()
201 	cancel_delayed_work_sync(&hub->update_work);  in ssam_hub_remove()
225 static int ssam_base_hub_query_state(struct ssam_hub *hub, enum ssam_hub_state *state)  in ssam_base_hub_query_state()  argument
230 	status = ssam_retry(ssam_bas_query_opmode, hub->sdev->ctrl, &opmode);  in ssam_base_hub_query_state()
232 		dev_err(&hub->sdev->dev, "failed to query base state: %d\n", status);  in ssam_base_hub_query_state()
246 	struct ssam_hub *hub = container_of(nf, struct ssam_hub, notif);  in ssam_base_hub_notif()  local
252 		dev_err(&hub->sdev->dev, "unexpected payload size: %u\n", event->length);  in ssam_base_hub_notif()
256 	ssam_hub_update(hub, event->data[0]);  in ssam_base_hub_notif()
300 static int ssam_kip_hub_query_state(struct ssam_hub *hub, enum ssam_hub_state *state)  in ssam_kip_hub_query_state()  argument
305 	status = ssam_retry(__ssam_kip_query_state, hub->sdev->ctrl, &connected);  in ssam_kip_hub_query_state()
307 		dev_err(&hub->sdev->dev, "failed to query KIP connection state: %d\n", status);  in ssam_kip_hub_query_state()
317 	struct ssam_hub *hub = container_of(nf, struct ssam_hub, notif);  in ssam_kip_hub_notif()  local
323 		dev_err(&hub->sdev->dev, "unexpected payload size: %u\n", event->length);  in ssam_kip_hub_notif()
327 	ssam_hub_update(hub, event->data[0]);  in ssam_kip_hub_notif()