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()
245 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_attr_store_helper()  local
247 		if (bdata->button->type != type)  in gpio_keys_attr_store_helper()
250 		if (test_bit(bdata->button->code, bits))  in gpio_keys_attr_store_helper()
251 			gpio_keys_disable_button(bdata);  in gpio_keys_attr_store_helper()
253 			gpio_keys_enable_button(bdata);  in gpio_keys_attr_store_helper()
334 static void gpio_keys_gpio_report_event(struct gpio_button_data *bdata)  in gpio_keys_gpio_report_event()  argument
336 	const struct gpio_keys_button *button = bdata->button;  in gpio_keys_gpio_report_event()
337 	struct input_dev *input = bdata->input;  in gpio_keys_gpio_report_event()
352 	struct gpio_button_data *bdata =  in gpio_keys_gpio_work_func()  local
355 	gpio_keys_gpio_report_event(bdata);  in gpio_keys_gpio_work_func()
357 	if (bdata->button->wakeup)  in gpio_keys_gpio_work_func()
358 		pm_relax(bdata->input->dev.parent);  in gpio_keys_gpio_work_func()
363 	struct gpio_button_data *bdata = dev_id;  in gpio_keys_gpio_isr()  local
365 	BUG_ON(irq != bdata->irq);  in gpio_keys_gpio_isr()
367 	if (bdata->button->wakeup)  in gpio_keys_gpio_isr()
368 		pm_stay_awake(bdata->input->dev.parent);  in gpio_keys_gpio_isr()
371 			 &bdata->work,  in gpio_keys_gpio_isr()
372 			 msecs_to_jiffies(bdata->software_debounce));  in gpio_keys_gpio_isr()
379 	struct gpio_button_data *bdata = (struct gpio_button_data *)_data;  in gpio_keys_irq_timer()  local
380 	struct input_dev *input = bdata->input;  in gpio_keys_irq_timer()
383 	spin_lock_irqsave(&bdata->lock, flags);  in gpio_keys_irq_timer()
384 	if (bdata->key_pressed) {  in gpio_keys_irq_timer()
385 		input_event(input, EV_KEY, bdata->button->code, 0);  in gpio_keys_irq_timer()
387 		bdata->key_pressed = false;  in gpio_keys_irq_timer()
389 	spin_unlock_irqrestore(&bdata->lock, flags);  in gpio_keys_irq_timer()
394 	struct gpio_button_data *bdata = dev_id;  in gpio_keys_irq_isr()  local
395 	const struct gpio_keys_button *button = bdata->button;  in gpio_keys_irq_isr()
396 	struct input_dev *input = bdata->input;  in gpio_keys_irq_isr()
399 	BUG_ON(irq != bdata->irq);  in gpio_keys_irq_isr()
401 	spin_lock_irqsave(&bdata->lock, flags);  in gpio_keys_irq_isr()
403 	if (!bdata->key_pressed) {  in gpio_keys_irq_isr()
404 		if (bdata->button->wakeup)  in gpio_keys_irq_isr()
405 			pm_wakeup_event(bdata->input->dev.parent, 0);  in gpio_keys_irq_isr()
410 		if (!bdata->release_delay) {  in gpio_keys_irq_isr()
416 		bdata->key_pressed = true;  in gpio_keys_irq_isr()
419 	if (bdata->release_delay)  in gpio_keys_irq_isr()
420 		mod_timer(&bdata->release_timer,  in gpio_keys_irq_isr()
421 			jiffies + msecs_to_jiffies(bdata->release_delay));  in gpio_keys_irq_isr()
423 	spin_unlock_irqrestore(&bdata->lock, flags);  in gpio_keys_irq_isr()
429 	struct gpio_button_data *bdata = data;  in gpio_keys_quiesce_key()  local
431 	if (gpio_is_valid(bdata->button->gpio))  in gpio_keys_quiesce_key()
432 		cancel_delayed_work_sync(&bdata->work);  in gpio_keys_quiesce_key()
434 		del_timer_sync(&bdata->release_timer);  in gpio_keys_quiesce_key()
439 				struct gpio_button_data *bdata,  in gpio_keys_setup_key()  argument
449 	bdata->input = input;  in gpio_keys_setup_key()
450 	bdata->button = button;  in gpio_keys_setup_key()
451 	spin_lock_init(&bdata->lock);  in gpio_keys_setup_key()
468 				bdata->software_debounce =  in gpio_keys_setup_key()
473 			bdata->irq = button->irq;  in gpio_keys_setup_key()
483 			bdata->irq = irq;  in gpio_keys_setup_key()
486 		INIT_DELAYED_WORK(&bdata->work, gpio_keys_gpio_work_func);  in gpio_keys_setup_key()
496 		bdata->irq = button->irq;  in gpio_keys_setup_key()
503 		bdata->release_delay = button->debounce_interval;  in gpio_keys_setup_key()
504 		setup_timer(&bdata->release_timer,  in gpio_keys_setup_key()
505 			    gpio_keys_irq_timer, (unsigned long)bdata);  in gpio_keys_setup_key()
517 	error = devm_add_action(&pdev->dev, gpio_keys_quiesce_key, bdata);  in gpio_keys_setup_key()
532 	error = devm_request_any_context_irq(&pdev->dev, bdata->irq,  in gpio_keys_setup_key()
533 					     isr, irqflags, desc, bdata);  in gpio_keys_setup_key()
536 			bdata->irq, error);  in gpio_keys_setup_key()
549 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_report_state()  local
550 		if (gpio_is_valid(bdata->button->gpio))  in gpio_keys_report_state()
551 			gpio_keys_gpio_report_event(bdata);  in gpio_keys_report_state()
743 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_probe()  local
745 		error = gpio_keys_setup_key(pdev, input, bdata, button);  in gpio_keys_probe()
794 			struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_suspend()  local
795 			if (bdata->button->wakeup)  in gpio_keys_suspend()
796 				enable_irq_wake(bdata->irq);  in gpio_keys_suspend()
817 			struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_resume()  local
818 			if (bdata->button->wakeup)  in gpio_keys_resume()
819 				disable_irq_wake(bdata->irq);  in gpio_keys_resume()