58 static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip);
418 void gpiochip_set_chained_irqchip(struct gpio_chip *gpiochip,  in gpiochip_set_chained_irqchip()  argument
425 	if (!gpiochip->irqdomain) {  in gpiochip_set_chained_irqchip()
426 		chip_err(gpiochip, "called %s before setting up irqchip\n",  in gpiochip_set_chained_irqchip()
432 		if (gpiochip->can_sleep) {  in gpiochip_set_chained_irqchip()
433 			chip_err(gpiochip,  in gpiochip_set_chained_irqchip()
442 		irq_set_handler_data(parent_irq, gpiochip);  in gpiochip_set_chained_irqchip()
447 	for (offset = 0; offset < gpiochip->ngpio; offset++)  in gpiochip_set_chained_irqchip()
448 		irq_set_parent(irq_find_mapping(gpiochip->irqdomain, offset),  in gpiochip_set_chained_irqchip()
546 static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip)  in gpiochip_irqchip_remove()  argument
550 	acpi_gpiochip_free_interrupts(gpiochip);  in gpiochip_irqchip_remove()
553 	if (gpiochip->irqdomain) {  in gpiochip_irqchip_remove()
554 		for (offset = 0; offset < gpiochip->ngpio; offset++)  in gpiochip_irqchip_remove()
556 				irq_find_mapping(gpiochip->irqdomain, offset));  in gpiochip_irqchip_remove()
557 		irq_domain_remove(gpiochip->irqdomain);  in gpiochip_irqchip_remove()
560 	if (gpiochip->irqchip) {  in gpiochip_irqchip_remove()
561 		gpiochip->irqchip->irq_request_resources = NULL;  in gpiochip_irqchip_remove()
562 		gpiochip->irqchip->irq_release_resources = NULL;  in gpiochip_irqchip_remove()
563 		gpiochip->irqchip = NULL;  in gpiochip_irqchip_remove()
591 int gpiochip_irqchip_add(struct gpio_chip *gpiochip,  in gpiochip_irqchip_add()  argument
601 	if (!gpiochip || !irqchip)  in gpiochip_irqchip_add()
604 	if (!gpiochip->dev) {  in gpiochip_irqchip_add()
608 	of_node = gpiochip->dev->of_node;  in gpiochip_irqchip_add()
614 	if (gpiochip->of_node)  in gpiochip_irqchip_add()
615 		of_node = gpiochip->of_node;  in gpiochip_irqchip_add()
617 	gpiochip->irqchip = irqchip;  in gpiochip_irqchip_add()
618 	gpiochip->irq_handler = handler;  in gpiochip_irqchip_add()
619 	gpiochip->irq_default_type = type;  in gpiochip_irqchip_add()
620 	gpiochip->to_irq = gpiochip_to_irq;  in gpiochip_irqchip_add()
621 	gpiochip->irqdomain = irq_domain_add_simple(of_node,  in gpiochip_irqchip_add()
622 					gpiochip->ngpio, first_irq,  in gpiochip_irqchip_add()
623 					&gpiochip_domain_ops, gpiochip);  in gpiochip_irqchip_add()
624 	if (!gpiochip->irqdomain) {  in gpiochip_irqchip_add()
625 		gpiochip->irqchip = NULL;  in gpiochip_irqchip_add()
636 	for (offset = 0; offset < gpiochip->ngpio; offset++) {  in gpiochip_irqchip_add()
637 		irq_base = irq_create_mapping(gpiochip->irqdomain, offset);  in gpiochip_irqchip_add()
643 			gpiochip->irq_base = irq_base;  in gpiochip_irqchip_add()
646 	acpi_gpiochip_request_interrupts(gpiochip);  in gpiochip_irqchip_add()
654 static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip) {}  in gpiochip_irqchip_remove()  argument