44 /* Base device hub (devices attached to Surface Book 3 base). */
98 /* HID keyboard (base hub). */
104 /* HID touchpad (base hub). */
110 /* HID device instance 5 (unknown HID device, base hub). */
116 /* HID device instance 6 (unknown HID device, base hub). */
265 /* -- SSAM base-hub driver. ------------------------------------------------- */
299 static int ssam_base_hub_query_state(struct ssam_base_hub *hub, enum ssam_base_hub_state *state)  in ssam_base_hub_query_state()  argument
304 	status = ssam_retry(ssam_bas_query_opmode, hub->sdev->ctrl, &opmode);  in ssam_base_hub_query_state()
306 		dev_err(&hub->sdev->dev, "failed to query base state: %d\n", status);  in ssam_base_hub_query_state()
321 	struct ssam_base_hub *hub = dev_get_drvdata(dev);  in ssam_base_hub_state_show()  local
322 	bool connected = hub->state == SSAM_BASE_HUB_CONNECTED;  in ssam_base_hub_state_show()
341 	struct ssam_base_hub *hub = container_of(work, struct ssam_base_hub, update_work.work);  in ssam_base_hub_update_workfn()  local
342 	struct fwnode_handle *node = dev_fwnode(&hub->sdev->dev);  in ssam_base_hub_update_workfn()
346 	status = ssam_base_hub_query_state(hub, &state);  in ssam_base_hub_update_workfn()
350 	if (hub->state == state)  in ssam_base_hub_update_workfn()
352 	hub->state = state;  in ssam_base_hub_update_workfn()
354 	if (hub->state == SSAM_BASE_HUB_CONNECTED)  in ssam_base_hub_update_workfn()
355 		status = ssam_hub_add_devices(&hub->sdev->dev, hub->sdev->ctrl, node);  in ssam_base_hub_update_workfn()
357 		ssam_hub_remove_devices(&hub->sdev->dev);  in ssam_base_hub_update_workfn()
360 		dev_err(&hub->sdev->dev, "failed to update base-hub devices: %d\n", status);  in ssam_base_hub_update_workfn()
365 	struct ssam_base_hub *hub = container_of(nf, struct ssam_base_hub, notif);  in ssam_base_hub_notif()  local
372 		dev_err(&hub->sdev->dev, "unexpected payload size: %u\n", event->length);  in ssam_base_hub_notif()
382 	schedule_delayed_work(&hub->update_work, delay);  in ssam_base_hub_notif()
394 	struct ssam_base_hub *hub = dev_get_drvdata(dev);  in ssam_base_hub_resume()  local
396 	schedule_delayed_work(&hub->update_work, 0);  in ssam_base_hub_resume()
403 	struct ssam_base_hub *hub;  in ssam_base_hub_probe()  local
406 	hub = devm_kzalloc(&sdev->dev, sizeof(*hub), GFP_KERNEL);  in ssam_base_hub_probe()
407 	if (!hub)  in ssam_base_hub_probe()
410 	hub->sdev = sdev;  in ssam_base_hub_probe()
411 	hub->state = SSAM_BASE_HUB_UNINITIALIZED;  in ssam_base_hub_probe()
413 	hub->notif.base.priority = INT_MAX;  /* This notifier should run first. */  in ssam_base_hub_probe()
414 	hub->notif.base.fn = ssam_base_hub_notif;  in ssam_base_hub_probe()
415 	hub->notif.event.reg = SSAM_EVENT_REGISTRY_SAM;  in ssam_base_hub_probe()
416 	hub->notif.event.id.target_category = SSAM_SSH_TC_BAS,  in ssam_base_hub_probe()
417 	hub->notif.event.id.instance = 0,  in ssam_base_hub_probe()
418 	hub->notif.event.mask = SSAM_EVENT_MASK_NONE;  in ssam_base_hub_probe()
419 	hub->notif.event.flags = SSAM_EVENT_SEQUENCED;  in ssam_base_hub_probe()
421 	INIT_DELAYED_WORK(&hub->update_work, ssam_base_hub_update_workfn);  in ssam_base_hub_probe()
423 	ssam_device_set_drvdata(sdev, hub);  in ssam_base_hub_probe()
425 	status = ssam_notifier_register(sdev->ctrl, &hub->notif);  in ssam_base_hub_probe()
433 	schedule_delayed_work(&hub->update_work, 0);  in ssam_base_hub_probe()
437 	ssam_notifier_unregister(sdev->ctrl, &hub->notif);  in ssam_base_hub_probe()
438 	cancel_delayed_work_sync(&hub->update_work);  in ssam_base_hub_probe()
445 	struct ssam_base_hub *hub = ssam_device_get_drvdata(sdev);  in ssam_base_hub_remove()  local
449 	ssam_notifier_unregister(sdev->ctrl, &hub->notif);  in ssam_base_hub_remove()
450 	cancel_delayed_work_sync(&hub->update_work);  in ssam_base_hub_remove()
455 	{ SSAM_VDEV(HUB, 0x02, SSAM_ANY_IID, 0x00) },
471 /* -- SSAM platform/meta-hub driver. ---------------------------------------- */
530 	 * suspend/resume of the devices on this hub.  in ssam_platform_hub_probe()