ixp4xx_irq_setup 327 drivers/irqchip/irq-ixp4xx.c ret = ixp4xx_irq_setup(ixi, base, fwnode, is_356); ixp4xx_irq_setup 389 drivers/irqchip/irq-ixp4xx.c ret = ixp4xx_irq_setup(ixi, base, fwnode, is_356);