73 static int acpi_button_add(struct acpi_device *device);
74 static int acpi_button_remove(struct acpi_device *device);
75 static void acpi_button_notify(struct acpi_device *device, u32 event);
78 static int acpi_button_suspend(struct device *dev);
79 static int acpi_button_resume(struct device *dev);
118 	struct acpi_device *device = seq->private;  in acpi_button_state_seq_show()  local
122 	status = acpi_evaluate_integer(device->handle, "_LID", NULL, &state);  in acpi_button_state_seq_show()
142 static int acpi_button_add_fs(struct acpi_device *device)  in acpi_button_add_fs()  argument
144 	struct acpi_button *button = acpi_driver_data(device);  in acpi_button_add_fs()
170 	acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), acpi_lid_dir);  in acpi_button_add_fs()
171 	if (!acpi_device_dir(device)) {  in acpi_button_add_fs()
178 				 S_IRUGO, acpi_device_dir(device),  in acpi_button_add_fs()
179 				 &acpi_button_state_fops, device);  in acpi_button_add_fs()
189 	remove_proc_entry(acpi_device_bid(device),  in acpi_button_add_fs()
191 	acpi_device_dir(device) = NULL;  in acpi_button_add_fs()
199 static int acpi_button_remove_fs(struct acpi_device *device)  in acpi_button_remove_fs()  argument
201 	struct acpi_button *button = acpi_driver_data(device);  in acpi_button_remove_fs()
207 			  acpi_device_dir(device));  in acpi_button_remove_fs()
208 	remove_proc_entry(acpi_device_bid(device),  in acpi_button_remove_fs()
210 	acpi_device_dir(device) = NULL;  in acpi_button_remove_fs()
249 static int acpi_lid_send_state(struct acpi_device *device)  in acpi_lid_send_state()  argument
251 	struct acpi_button *button = acpi_driver_data(device);  in acpi_lid_send_state()
256 	status = acpi_evaluate_integer(device->handle, "_LID", NULL, &state);  in acpi_lid_send_state()
265 		pm_wakeup_event(&device->dev, 0);  in acpi_lid_send_state()
267 	ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, device);  in acpi_lid_send_state()
270 						   device);  in acpi_lid_send_state()
281 static void acpi_button_notify(struct acpi_device *device, u32 event)  in acpi_button_notify()  argument
283 	struct acpi_button *button = acpi_driver_data(device);  in acpi_button_notify()
293 			acpi_lid_send_state(device);  in acpi_button_notify()
297 			pm_wakeup_event(&device->dev, 0);  in acpi_button_notify()
309 					device->pnp.device_class,  in acpi_button_notify()
310 					dev_name(&device->dev),  in acpi_button_notify()
322 static int acpi_button_suspend(struct device *dev)  in acpi_button_suspend()
324 	struct acpi_device *device = to_acpi_device(dev);  in acpi_button_suspend()  local
325 	struct acpi_button *button = acpi_driver_data(device);  in acpi_button_suspend()
331 static int acpi_button_resume(struct device *dev)  in acpi_button_resume()
333 	struct acpi_device *device = to_acpi_device(dev);  in acpi_button_resume()  local
334 	struct acpi_button *button = acpi_driver_data(device);  in acpi_button_resume()
338 		return acpi_lid_send_state(device);  in acpi_button_resume()
343 static int acpi_button_add(struct acpi_device *device)  in acpi_button_add()  argument
347 	const char *hid = acpi_device_hid(device);  in acpi_button_add()
355 	device->driver_data = button;  in acpi_button_add()
363 	name = acpi_device_name(device);  in acpi_button_add()
364 	class = acpi_device_class(device);  in acpi_button_add()
389 	error = acpi_button_add_fs(device);  in acpi_button_add()
399 	input->dev.parent = &device->dev;  in acpi_button_add()
419 		acpi_lid_send_state(device);  in acpi_button_add()
424 		lid_device = device;  in acpi_button_add()
427 	printk(KERN_INFO PREFIX "%s [%s]\n", name, acpi_device_bid(device));  in acpi_button_add()
431 	acpi_button_remove_fs(device);  in acpi_button_add()
439 static int acpi_button_remove(struct acpi_device *device)  in acpi_button_remove()  argument
441 	struct acpi_button *button = acpi_driver_data(device);  in acpi_button_remove()
443 	acpi_button_remove_fs(device);  in acpi_button_remove()