119 static void gpio_keys_disable_button(struct gpio_button_data *bdata)  in gpio_keys_disable_button()  argument
121 	if (!bdata->disabled) {  in gpio_keys_disable_button()
125 		disable_irq(bdata->irq);  in gpio_keys_disable_button()
127 		if (gpio_is_valid(bdata->button->gpio))  in gpio_keys_disable_button()
128 			cancel_delayed_work_sync(&bdata->work);  in gpio_keys_disable_button()
130 			del_timer_sync(&bdata->release_timer);  in gpio_keys_disable_button()
132 		bdata->disabled = true;  in gpio_keys_disable_button()
146 static void gpio_keys_enable_button(struct gpio_button_data *bdata)  in gpio_keys_enable_button()  argument
148 	if (bdata->disabled) {  in gpio_keys_enable_button()
149 		enable_irq(bdata->irq);  in gpio_keys_enable_button()
150 		bdata->disabled = false;  in gpio_keys_enable_button()
182 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_attr_show_helper()  local
184 		if (bdata->button->type != type)  in gpio_keys_attr_show_helper()
187 		if (only_disabled && !bdata->disabled)  in gpio_keys_attr_show_helper()
190 		__set_bit(bdata->button->code, bits);  in gpio_keys_attr_show_helper()
230 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_attr_store_helper()  local
232 		if (bdata->button->type != type)  in gpio_keys_attr_store_helper()
235 		if (test_bit(bdata->button->code, bits) &&  in gpio_keys_attr_store_helper()
236 		    !bdata->button->can_disable) {  in gpio_keys_attr_store_helper()
250 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_attr_store_helper()  local
252 		if (bdata->button->type != type)  in gpio_keys_attr_store_helper()
255 		if (test_bit(bdata->button->code, bits))  in gpio_keys_attr_store_helper()
256 			gpio_keys_disable_button(bdata);  in gpio_keys_attr_store_helper()
258 			gpio_keys_enable_button(bdata);  in gpio_keys_attr_store_helper()
339 static void gpio_keys_gpio_report_event(struct gpio_button_data *bdata)  in gpio_keys_gpio_report_event()  argument
341 	const struct gpio_keys_button *button = bdata->button;  in gpio_keys_gpio_report_event()
342 	struct input_dev *input = bdata->input;  in gpio_keys_gpio_report_event()
363 	struct gpio_button_data *bdata =  in gpio_keys_gpio_work_func()  local
366 	gpio_keys_gpio_report_event(bdata);  in gpio_keys_gpio_work_func()
368 	if (bdata->button->wakeup)  in gpio_keys_gpio_work_func()
369 		pm_relax(bdata->input->dev.parent);  in gpio_keys_gpio_work_func()
374 	struct gpio_button_data *bdata = dev_id;  in gpio_keys_gpio_isr()  local
376 	BUG_ON(irq != bdata->irq);  in gpio_keys_gpio_isr()
378 	if (bdata->button->wakeup)  in gpio_keys_gpio_isr()
379 		pm_stay_awake(bdata->input->dev.parent);  in gpio_keys_gpio_isr()
382 			 &bdata->work,  in gpio_keys_gpio_isr()
383 			 msecs_to_jiffies(bdata->software_debounce));  in gpio_keys_gpio_isr()
390 	struct gpio_button_data *bdata = (struct gpio_button_data *)_data;  in gpio_keys_irq_timer()  local
391 	struct input_dev *input = bdata->input;  in gpio_keys_irq_timer()
394 	spin_lock_irqsave(&bdata->lock, flags);  in gpio_keys_irq_timer()
395 	if (bdata->key_pressed) {  in gpio_keys_irq_timer()
396 		input_event(input, EV_KEY, bdata->button->code, 0);  in gpio_keys_irq_timer()
398 		bdata->key_pressed = false;  in gpio_keys_irq_timer()
400 	spin_unlock_irqrestore(&bdata->lock, flags);  in gpio_keys_irq_timer()
405 	struct gpio_button_data *bdata = dev_id;  in gpio_keys_irq_isr()  local
406 	const struct gpio_keys_button *button = bdata->button;  in gpio_keys_irq_isr()
407 	struct input_dev *input = bdata->input;  in gpio_keys_irq_isr()
410 	BUG_ON(irq != bdata->irq);  in gpio_keys_irq_isr()
412 	spin_lock_irqsave(&bdata->lock, flags);  in gpio_keys_irq_isr()
414 	if (!bdata->key_pressed) {  in gpio_keys_irq_isr()
415 		if (bdata->button->wakeup)  in gpio_keys_irq_isr()
416 			pm_wakeup_event(bdata->input->dev.parent, 0);  in gpio_keys_irq_isr()
421 		if (!bdata->release_delay) {  in gpio_keys_irq_isr()
427 		bdata->key_pressed = true;  in gpio_keys_irq_isr()
430 	if (bdata->release_delay)  in gpio_keys_irq_isr()
431 		mod_timer(&bdata->release_timer,  in gpio_keys_irq_isr()
432 			jiffies + msecs_to_jiffies(bdata->release_delay));  in gpio_keys_irq_isr()
434 	spin_unlock_irqrestore(&bdata->lock, flags);  in gpio_keys_irq_isr()
440 	struct gpio_button_data *bdata = data;  in gpio_keys_quiesce_key()  local
442 	if (gpio_is_valid(bdata->button->gpio))  in gpio_keys_quiesce_key()
443 		cancel_delayed_work_sync(&bdata->work);  in gpio_keys_quiesce_key()
445 		del_timer_sync(&bdata->release_timer);  in gpio_keys_quiesce_key()
450 				struct gpio_button_data *bdata,  in gpio_keys_setup_key()  argument
460 	bdata->input = input;  in gpio_keys_setup_key()
461 	bdata->button = button;  in gpio_keys_setup_key()
462 	spin_lock_init(&bdata->lock);  in gpio_keys_setup_key()
479 				bdata->software_debounce =  in gpio_keys_setup_key()
484 			bdata->irq = button->irq;  in gpio_keys_setup_key()
494 			bdata->irq = irq;  in gpio_keys_setup_key()
497 		INIT_DELAYED_WORK(&bdata->work, gpio_keys_gpio_work_func);  in gpio_keys_setup_key()
507 		bdata->irq = button->irq;  in gpio_keys_setup_key()
514 		bdata->release_delay = button->debounce_interval;  in gpio_keys_setup_key()
515 		setup_timer(&bdata->release_timer,  in gpio_keys_setup_key()
516 			    gpio_keys_irq_timer, (unsigned long)bdata);  in gpio_keys_setup_key()
528 	error = devm_add_action(&pdev->dev, gpio_keys_quiesce_key, bdata);  in gpio_keys_setup_key()
543 	error = devm_request_any_context_irq(&pdev->dev, bdata->irq,  in gpio_keys_setup_key()
544 					     isr, irqflags, desc, bdata);  in gpio_keys_setup_key()
547 			bdata->irq, error);  in gpio_keys_setup_key()
560 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_report_state()  local
561 		if (gpio_is_valid(bdata->button->gpio))  in gpio_keys_report_state()
562 			gpio_keys_gpio_report_event(bdata);  in gpio_keys_report_state()
756 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_probe()  local
758 		error = gpio_keys_setup_key(pdev, input, bdata, button);  in gpio_keys_probe()
807 			struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_suspend()  local
808 			if (bdata->button->wakeup)  in gpio_keys_suspend()
809 				enable_irq_wake(bdata->irq);  in gpio_keys_suspend()
830 			struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_resume()  local
831 			if (bdata->button->wakeup)  in gpio_keys_resume()
832 				disable_irq_wake(bdata->irq);  in gpio_keys_resume()