66  * @ds: Dock station.
71 static int add_dock_dependent_device(struct dock_station *ds,  in add_dock_dependent_device()  argument
82 	list_add_tail(&dd->list, &ds->dependent_devices);  in add_dock_dependent_device()
118 	struct dock_station *ds;  in find_dock_station()  local
120 	list_for_each_entry(ds, &dock_stations, sibling)  in find_dock_station()
121 		if (ds->handle == handle)  in find_dock_station()
122 			return ds;  in find_dock_station()
129  * @ds: the dock station
136 find_dock_dependent_device(struct dock_station *ds, struct acpi_device *adev)  in find_dock_dependent_device()  argument
140 	list_for_each_entry(dd, &ds->dependent_devices, list)  in find_dock_dependent_device()
150 	struct dock_station *ds = find_dock_station(dshandle);  in register_dock_dependent_device()  local
152 	if (ds && !find_dock_dependent_device(ds, adev))  in register_dock_dependent_device()
153 		add_dock_dependent_device(ds, adev);  in register_dock_dependent_device()
188  * @ds: the dock station
193 static int dock_present(struct dock_station *ds)  in dock_present()  argument
198 	if (ds) {  in dock_present()
199 		status = acpi_evaluate_integer(ds->handle, "_STA", NULL, &sta);  in dock_present()
208  * @ds: Dock station.
210 static void hot_remove_dock_devices(struct dock_station *ds)  in hot_remove_dock_devices()  argument
219 	list_for_each_entry_reverse(dd, &ds->dependent_devices, list)  in hot_remove_dock_devices()
223 	list_for_each_entry_reverse(dd, &ds->dependent_devices, list)  in hot_remove_dock_devices()
229  * @ds: the dock station
237 static void hotplug_dock_devices(struct dock_station *ds, u32 event)  in hotplug_dock_devices()  argument
242 	list_for_each_entry(dd, &ds->dependent_devices, list)  in hotplug_dock_devices()
246 	list_for_each_entry(dd, &ds->dependent_devices, list)  in hotplug_dock_devices()
255 	list_for_each_entry(dd, &ds->dependent_devices, list) {  in hotplug_dock_devices()
267 static void dock_event(struct dock_station *ds, u32 event, int num)  in dock_event()  argument
269 	struct device *dev = &ds->dock_device->dev;  in dock_event()
286 	list_for_each_entry(dd, &ds->dependent_devices, list)  in dock_event()
295  * @ds: the dock station
300 static void handle_dock(struct dock_station *ds, int dock)  in handle_dock()  argument
307 	acpi_handle_info(ds->handle, "%s\n", dock ? "docking" : "undocking");  in handle_dock()
314 	status = acpi_evaluate_integer(ds->handle, "_DCK", &arg_list, &value);  in handle_dock()
316 		acpi_handle_err(ds->handle, "Failed to execute _DCK (0x%x)\n",  in handle_dock()
320 static inline void dock(struct dock_station *ds)  in dock()  argument
322 	handle_dock(ds, 1);  in dock()
325 static inline void undock(struct dock_station *ds)  in undock()  argument
327 	handle_dock(ds, 0);  in undock()
330 static inline void begin_dock(struct dock_station *ds)  in begin_dock()  argument
332 	ds->flags |= DOCK_DOCKING;  in begin_dock()
335 static inline void complete_dock(struct dock_station *ds)  in complete_dock()  argument
337 	ds->flags &= ~(DOCK_DOCKING);  in complete_dock()
338 	ds->last_dock_time = jiffies;  in complete_dock()
341 static inline void begin_undock(struct dock_station *ds)  in begin_undock()  argument
343 	ds->flags |= DOCK_UNDOCKING;  in begin_undock()
346 static inline void complete_undock(struct dock_station *ds)  in complete_undock()  argument
348 	ds->flags &= ~(DOCK_UNDOCKING);  in complete_undock()
353  * @ds: the dock station
359 static int dock_in_progress(struct dock_station *ds)  in dock_in_progress()  argument
361 	if ((ds->flags & DOCK_DOCKING) ||  in dock_in_progress()
362 	    time_before(jiffies, (ds->last_dock_time + HZ)))  in dock_in_progress()
369  * @ds: The dock station to undock.
375 static int handle_eject_request(struct dock_station *ds, u32 event)  in handle_eject_request()  argument
377 	if (dock_in_progress(ds))  in handle_eject_request()
387 	dock_event(ds, event, UNDOCK_EVENT);  in handle_eject_request()
389 	hot_remove_dock_devices(ds);  in handle_eject_request()
390 	undock(ds);  in handle_eject_request()
391 	acpi_evaluate_lck(ds->handle, 0);  in handle_eject_request()
392 	acpi_evaluate_ej0(ds->handle);  in handle_eject_request()
393 	if (dock_present(ds)) {  in handle_eject_request()
394 		acpi_handle_err(ds->handle, "Unable to undock!\n");  in handle_eject_request()
397 	complete_undock(ds);  in handle_eject_request()
413 	struct dock_station *ds = find_dock_station(handle);  in dock_notify()  local
416 	if (!ds)  in dock_notify()
424 	if ((ds->flags & DOCK_IS_DOCK) && event == ACPI_NOTIFY_DEVICE_CHECK)  in dock_notify()
439 		if (!dock_in_progress(ds) && !acpi_device_enumerated(adev)) {  in dock_notify()
440 			begin_dock(ds);  in dock_notify()
441 			dock(ds);  in dock_notify()
442 			if (!dock_present(ds)) {  in dock_notify()
444 				complete_dock(ds);  in dock_notify()
447 			hotplug_dock_devices(ds, event);  in dock_notify()
448 			complete_dock(ds);  in dock_notify()
449 			dock_event(ds, event, DOCK_EVENT);  in dock_notify()
450 			acpi_evaluate_lck(ds->handle, 1);  in dock_notify()
454 		if (dock_present(ds) || dock_in_progress(ds))  in dock_notify()
462 		begin_undock(ds);  in dock_notify()
463 		if ((immediate_undock && !(ds->flags & DOCK_IS_ATA))  in dock_notify()
465 			handle_eject_request(ds, event);  in dock_notify()
467 			dock_event(ds, event, UNDOCK_EVENT);  in dock_notify()
577 	struct dock_station *dock_station, ds = { NULL, };  in acpi_dock_add()  local
587 	pdevinfo.data = &ds;  in acpi_dock_add()
588 	pdevinfo.size_data = sizeof(ds);  in acpi_dock_add()