132 	struct gpio_button_data *bdata = data;  in gpio_keys_quiesce_key()  local
134 	if (!bdata->gpiod)  in gpio_keys_quiesce_key()
135 		hrtimer_cancel(&bdata->release_timer);  in gpio_keys_quiesce_key()
136 	else if (bdata->debounce_use_hrtimer)  in gpio_keys_quiesce_key()
137 		hrtimer_cancel(&bdata->debounce_timer);  in gpio_keys_quiesce_key()
139 		cancel_delayed_work_sync(&bdata->work);  in gpio_keys_quiesce_key()
155 static void gpio_keys_disable_button(struct gpio_button_data *bdata)  in gpio_keys_disable_button()  argument
157 	if (!bdata->disabled) {  in gpio_keys_disable_button()
161 		disable_irq(bdata->irq);  in gpio_keys_disable_button()
162 		gpio_keys_quiesce_key(bdata);  in gpio_keys_disable_button()
163 		bdata->disabled = true;  in gpio_keys_disable_button()
177 static void gpio_keys_enable_button(struct gpio_button_data *bdata)  in gpio_keys_enable_button()  argument
179 	if (bdata->disabled) {  in gpio_keys_enable_button()
180 		enable_irq(bdata->irq);  in gpio_keys_enable_button()
181 		bdata->disabled = false;  in gpio_keys_enable_button()
213 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_attr_show_helper()  local
215 		if (bdata->button->type != type)  in gpio_keys_attr_show_helper()
218 		if (only_disabled && !bdata->disabled)  in gpio_keys_attr_show_helper()
221 		__set_bit(*bdata->code, bits);  in gpio_keys_attr_show_helper()
264 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_attr_store_helper()  local
266 		if (bdata->button->type != type)  in gpio_keys_attr_store_helper()
269 		if (test_bit(*bdata->code, bits) &&  in gpio_keys_attr_store_helper()
270 		    !bdata->button->can_disable) {  in gpio_keys_attr_store_helper()
278 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_attr_store_helper()  local
280 		if (bdata->button->type != type)  in gpio_keys_attr_store_helper()
283 		if (test_bit(*bdata->code, bits))  in gpio_keys_attr_store_helper()
284 			gpio_keys_disable_button(bdata);  in gpio_keys_attr_store_helper()
286 			gpio_keys_enable_button(bdata);  in gpio_keys_attr_store_helper()
360 static void gpio_keys_gpio_report_event(struct gpio_button_data *bdata)  in gpio_keys_gpio_report_event()  argument
362 	const struct gpio_keys_button *button = bdata->button;  in gpio_keys_gpio_report_event()
363 	struct input_dev *input = bdata->input;  in gpio_keys_gpio_report_event()
367 	state = bdata->debounce_use_hrtimer ?  in gpio_keys_gpio_report_event()
368 			gpiod_get_value(bdata->gpiod) :  in gpio_keys_gpio_report_event()
369 			gpiod_get_value_cansleep(bdata->gpiod);  in gpio_keys_gpio_report_event()
380 		input_event(input, type, *bdata->code, state);  in gpio_keys_gpio_report_event()
384 static void gpio_keys_debounce_event(struct gpio_button_data *bdata)  in gpio_keys_debounce_event()  argument
386 	gpio_keys_gpio_report_event(bdata);  in gpio_keys_debounce_event()
387 	input_sync(bdata->input);  in gpio_keys_debounce_event()
389 	if (bdata->button->wakeup)  in gpio_keys_debounce_event()
390 		pm_relax(bdata->input->dev.parent);  in gpio_keys_debounce_event()
395 	struct gpio_button_data *bdata =  in gpio_keys_gpio_work_func()  local
398 	gpio_keys_debounce_event(bdata);  in gpio_keys_gpio_work_func()
403 	struct gpio_button_data *bdata =  in gpio_keys_debounce_timer()  local
406 	gpio_keys_debounce_event(bdata);  in gpio_keys_debounce_timer()
413 	struct gpio_button_data *bdata = dev_id;  in gpio_keys_gpio_isr()  local
415 	BUG_ON(irq != bdata->irq);  in gpio_keys_gpio_isr()
417 	if (bdata->button->wakeup) {  in gpio_keys_gpio_isr()
418 		const struct gpio_keys_button *button = bdata->button;  in gpio_keys_gpio_isr()
420 		pm_stay_awake(bdata->input->dev.parent);  in gpio_keys_gpio_isr()
421 		if (bdata->suspended  &&  in gpio_keys_gpio_isr()
428 			input_report_key(bdata->input, button->code, 1);  in gpio_keys_gpio_isr()
432 	if (bdata->debounce_use_hrtimer) {  in gpio_keys_gpio_isr()
433 		hrtimer_start(&bdata->debounce_timer,  in gpio_keys_gpio_isr()
434 			      ms_to_ktime(bdata->software_debounce),  in gpio_keys_gpio_isr()
438 				 &bdata->work,  in gpio_keys_gpio_isr()
439 				 msecs_to_jiffies(bdata->software_debounce));  in gpio_keys_gpio_isr()
447 	struct gpio_button_data *bdata = container_of(t,  in gpio_keys_irq_timer()  local
450 	struct input_dev *input = bdata->input;  in gpio_keys_irq_timer()
452 	if (bdata->key_pressed) {  in gpio_keys_irq_timer()
453 		input_report_key(input, *bdata->code, 0);  in gpio_keys_irq_timer()
455 		bdata->key_pressed = false;  in gpio_keys_irq_timer()
463 	struct gpio_button_data *bdata = dev_id;  in gpio_keys_irq_isr()  local
464 	struct input_dev *input = bdata->input;  in gpio_keys_irq_isr()
466 	BUG_ON(irq != bdata->irq);  in gpio_keys_irq_isr()
468 	guard(spinlock_irqsave)(&bdata->lock);  in gpio_keys_irq_isr()
470 	if (!bdata->key_pressed) {  in gpio_keys_irq_isr()
471 		if (bdata->button->wakeup)  in gpio_keys_irq_isr()
472 			pm_wakeup_event(bdata->input->dev.parent, 0);  in gpio_keys_irq_isr()
474 		input_report_key(input, *bdata->code, 1);  in gpio_keys_irq_isr()
477 		if (!bdata->release_delay) {  in gpio_keys_irq_isr()
478 			input_report_key(input, *bdata->code, 0);  in gpio_keys_irq_isr()
483 		bdata->key_pressed = true;  in gpio_keys_irq_isr()
486 	if (bdata->release_delay)  in gpio_keys_irq_isr()
487 		hrtimer_start(&bdata->release_timer,  in gpio_keys_irq_isr()
488 			      ms_to_ktime(bdata->release_delay),  in gpio_keys_irq_isr()
503 	struct gpio_button_data *bdata = &ddata->data[idx];  in gpio_keys_setup_key()  local
510 	bdata->input = input;  in gpio_keys_setup_key()
511 	bdata->button = button;  in gpio_keys_setup_key()
512 	spin_lock_init(&bdata->lock);  in gpio_keys_setup_key()
515 		bdata->gpiod = devm_fwnode_gpiod_get(dev, child,  in gpio_keys_setup_key()
517 		if (IS_ERR(bdata->gpiod)) {  in gpio_keys_setup_key()
518 			error = PTR_ERR(bdata->gpiod);  in gpio_keys_setup_key()
527 			bdata->gpiod = NULL;  in gpio_keys_setup_key()
541 		bdata->gpiod = gpio_to_desc(button->gpio);  in gpio_keys_setup_key()
542 		if (!bdata->gpiod)  in gpio_keys_setup_key()
545 		if (button->active_low ^ gpiod_is_active_low(bdata->gpiod))  in gpio_keys_setup_key()
546 			gpiod_toggle_active_low(bdata->gpiod);  in gpio_keys_setup_key()
549 	if (bdata->gpiod) {  in gpio_keys_setup_key()
550 		bool active_low = gpiod_is_active_low(bdata->gpiod);  in gpio_keys_setup_key()
553 			error = gpiod_set_debounce(bdata->gpiod,  in gpio_keys_setup_key()
557 				bdata->software_debounce =  in gpio_keys_setup_key()
565 			bdata->debounce_use_hrtimer =  in gpio_keys_setup_key()
566 					!gpiod_cansleep(bdata->gpiod);  in gpio_keys_setup_key()
578 			bdata->irq = button->irq;  in gpio_keys_setup_key()
580 			irq = gpiod_to_irq(bdata->gpiod);  in gpio_keys_setup_key()
588 			bdata->irq = irq;  in gpio_keys_setup_key()
591 		INIT_DELAYED_WORK(&bdata->work, gpio_keys_gpio_work_func);  in gpio_keys_setup_key()
593 		hrtimer_init(&bdata->debounce_timer,  in gpio_keys_setup_key()
595 		bdata->debounce_timer.function = gpio_keys_debounce_timer;  in gpio_keys_setup_key()
602 			bdata->wakeup_trigger_type = active_low ?  in gpio_keys_setup_key()
606 			bdata->wakeup_trigger_type = active_low ?  in gpio_keys_setup_key()
623 		bdata->irq = button->irq;  in gpio_keys_setup_key()
630 		bdata->release_delay = button->debounce_interval;  in gpio_keys_setup_key()
631 		hrtimer_init(&bdata->release_timer,  in gpio_keys_setup_key()
633 		bdata->release_timer.function = gpio_keys_irq_timer;  in gpio_keys_setup_key()
644 	bdata->code = &ddata->keymap[idx];  in gpio_keys_setup_key()
645 	*bdata->code = button->code;  in gpio_keys_setup_key()
646 	input_set_capability(input, button->type ?: EV_KEY, *bdata->code);  in gpio_keys_setup_key()
652 	error = devm_add_action(dev, gpio_keys_quiesce_key, bdata);  in gpio_keys_setup_key()
666 	error = devm_request_any_context_irq(dev, bdata->irq, isr, irqflags,  in gpio_keys_setup_key()
667 					     desc, bdata);  in gpio_keys_setup_key()
670 			bdata->irq, error);  in gpio_keys_setup_key()
682 	bdata->wakeirq = button->wakeirq;  in gpio_keys_setup_key()
690 	error = devm_request_any_context_irq(dev, bdata->wakeirq, isr,  in gpio_keys_setup_key()
691 					     irqflags, wakedesc, bdata);  in gpio_keys_setup_key()
694 			bdata->irq, error);  in gpio_keys_setup_key()
702 	disable_irq(bdata->wakeirq);  in gpio_keys_setup_key()
713 		struct gpio_button_data *bdata = &ddata->data[i];  in gpio_keys_report_state()  local
714 		if (bdata->gpiod)  in gpio_keys_report_state()
715 			gpio_keys_gpio_report_event(bdata);  in gpio_keys_report_state()
937 gpio_keys_button_enable_wakeup(struct gpio_button_data *bdata)  in gpio_keys_button_enable_wakeup()  argument
941 	error = enable_irq_wake(bdata->irq);  in gpio_keys_button_enable_wakeup()
943 		dev_err(bdata->input->dev.parent,  in gpio_keys_button_enable_wakeup()
945 			bdata->irq, error);  in gpio_keys_button_enable_wakeup()
949 	if (bdata->wakeup_trigger_type) {  in gpio_keys_button_enable_wakeup()
950 		error = irq_set_irq_type(bdata->irq,  in gpio_keys_button_enable_wakeup()
951 					 bdata->wakeup_trigger_type);  in gpio_keys_button_enable_wakeup()
953 			dev_err(bdata->input->dev.parent,  in gpio_keys_button_enable_wakeup()
955 				bdata->wakeup_trigger_type, bdata->irq, error);  in gpio_keys_button_enable_wakeup()
956 			disable_irq_wake(bdata->irq);  in gpio_keys_button_enable_wakeup()
961 	if (bdata->wakeirq) {  in gpio_keys_button_enable_wakeup()
962 		enable_irq(bdata->wakeirq);  in gpio_keys_button_enable_wakeup()
963 		disable_irq(bdata->irq);  in gpio_keys_button_enable_wakeup()
970 gpio_keys_button_disable_wakeup(struct gpio_button_data *bdata)  in gpio_keys_button_disable_wakeup()  argument
974 	if (bdata->wakeirq) {  in gpio_keys_button_disable_wakeup()
975 		enable_irq(bdata->irq);  in gpio_keys_button_disable_wakeup()
976 		disable_irq(bdata->wakeirq);  in gpio_keys_button_disable_wakeup()
983 	if (bdata->wakeup_trigger_type) {  in gpio_keys_button_disable_wakeup()
984 		error = irq_set_irq_type(bdata->irq, IRQ_TYPE_EDGE_BOTH);  in gpio_keys_button_disable_wakeup()
986 			dev_warn(bdata->input->dev.parent,  in gpio_keys_button_disable_wakeup()
988 				 bdata->irq, error);  in gpio_keys_button_disable_wakeup()
991 	error = disable_irq_wake(bdata->irq);  in gpio_keys_button_disable_wakeup()
993 		dev_warn(bdata->input->dev.parent,  in gpio_keys_button_disable_wakeup()
995 			 bdata->irq, error);  in gpio_keys_button_disable_wakeup()
1001 	struct gpio_button_data *bdata;  in gpio_keys_enable_wakeup()  local
1006 		bdata = &ddata->data[i];  in gpio_keys_enable_wakeup()
1007 		if (bdata->button->wakeup) {  in gpio_keys_enable_wakeup()
1008 			error = gpio_keys_button_enable_wakeup(bdata);  in gpio_keys_enable_wakeup()
1012 		bdata->suspended = true;  in gpio_keys_enable_wakeup()
1019 		bdata = &ddata->data[i];  in gpio_keys_enable_wakeup()
1020 		if (bdata->button->wakeup)  in gpio_keys_enable_wakeup()
1021 			gpio_keys_button_disable_wakeup(bdata);  in gpio_keys_enable_wakeup()
1022 		bdata->suspended = false;  in gpio_keys_enable_wakeup()
1031 	struct gpio_button_data *bdata;  in gpio_keys_disable_wakeup()  local
1035 		bdata = &ddata->data[i];  in gpio_keys_disable_wakeup()
1036 		bdata->suspended = false;  in gpio_keys_disable_wakeup()
1037 		if (irqd_is_wakeup_set(irq_get_irq_data(bdata->irq)))  in gpio_keys_disable_wakeup()
1038 			gpio_keys_button_disable_wakeup(bdata);  in gpio_keys_disable_wakeup()