57 static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip);
494 void gpiochip_set_chained_irqchip(struct gpio_chip *gpiochip,  in gpiochip_set_chained_irqchip()  argument
501 	if (!gpiochip->irqdomain) {  in gpiochip_set_chained_irqchip()
502 		chip_err(gpiochip, "called %s before setting up irqchip\n",  in gpiochip_set_chained_irqchip()
508 		if (gpiochip->can_sleep) {  in gpiochip_set_chained_irqchip()
509 			chip_err(gpiochip,  in gpiochip_set_chained_irqchip()
519 						 gpiochip);  in gpiochip_set_chained_irqchip()
521 		gpiochip->irq_parent = parent_irq;  in gpiochip_set_chained_irqchip()
525 	for (offset = 0; offset < gpiochip->ngpio; offset++)  in gpiochip_set_chained_irqchip()
526 		irq_set_parent(irq_find_mapping(gpiochip->irqdomain, offset),  in gpiochip_set_chained_irqchip()
621 static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip)  in gpiochip_irqchip_remove()  argument
625 	acpi_gpiochip_free_interrupts(gpiochip);  in gpiochip_irqchip_remove()
627 	if (gpiochip->irq_parent) {  in gpiochip_irqchip_remove()
628 		irq_set_chained_handler(gpiochip->irq_parent, NULL);  in gpiochip_irqchip_remove()
629 		irq_set_handler_data(gpiochip->irq_parent, NULL);  in gpiochip_irqchip_remove()
633 	if (gpiochip->irqdomain) {  in gpiochip_irqchip_remove()
634 		for (offset = 0; offset < gpiochip->ngpio; offset++)  in gpiochip_irqchip_remove()
636 				irq_find_mapping(gpiochip->irqdomain, offset));  in gpiochip_irqchip_remove()
637 		irq_domain_remove(gpiochip->irqdomain);  in gpiochip_irqchip_remove()
640 	if (gpiochip->irqchip) {  in gpiochip_irqchip_remove()
641 		gpiochip->irqchip->irq_request_resources = NULL;  in gpiochip_irqchip_remove()
642 		gpiochip->irqchip->irq_release_resources = NULL;  in gpiochip_irqchip_remove()
643 		gpiochip->irqchip = NULL;  in gpiochip_irqchip_remove()
672 int _gpiochip_irqchip_add(struct gpio_chip *gpiochip,  in _gpiochip_irqchip_add()  argument
683 	if (!gpiochip || !irqchip)  in _gpiochip_irqchip_add()
686 	if (!gpiochip->dev) {  in _gpiochip_irqchip_add()
690 	of_node = gpiochip->dev->of_node;  in _gpiochip_irqchip_add()
696 	if (gpiochip->of_node)  in _gpiochip_irqchip_add()
697 		of_node = gpiochip->of_node;  in _gpiochip_irqchip_add()
699 	gpiochip->irqchip = irqchip;  in _gpiochip_irqchip_add()
700 	gpiochip->irq_handler = handler;  in _gpiochip_irqchip_add()
701 	gpiochip->irq_default_type = type;  in _gpiochip_irqchip_add()
702 	gpiochip->to_irq = gpiochip_to_irq;  in _gpiochip_irqchip_add()
703 	gpiochip->lock_key = lock_key;  in _gpiochip_irqchip_add()
704 	gpiochip->irqdomain = irq_domain_add_simple(of_node,  in _gpiochip_irqchip_add()
705 					gpiochip->ngpio, first_irq,  in _gpiochip_irqchip_add()
706 					&gpiochip_domain_ops, gpiochip);  in _gpiochip_irqchip_add()
707 	if (!gpiochip->irqdomain) {  in _gpiochip_irqchip_add()
708 		gpiochip->irqchip = NULL;  in _gpiochip_irqchip_add()
727 	for (offset = 0; offset < gpiochip->ngpio; offset++) {  in _gpiochip_irqchip_add()
728 		irq_base = irq_create_mapping(gpiochip->irqdomain, offset);  in _gpiochip_irqchip_add()
734 			gpiochip->irq_base = irq_base;  in _gpiochip_irqchip_add()
737 	acpi_gpiochip_request_interrupts(gpiochip);  in _gpiochip_irqchip_add()
745 static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip) {}  in gpiochip_irqchip_remove()  argument