gpiochip_irq_reqres
EXPORT_SYMBOL(gpiochip_irq_reqres);
irqchip->irq_request_resources = gpiochip_irq_reqres;
if (irqchip->irq_request_resources == gpiochip_irq_reqres) {
int gpiochip_irq_reqres(struct irq_data *data);
.irq_request_resources = gpiochip_irq_reqres, \