vgic_get_phys_line_level
irq->line_level = vgic_get_phys_line_level(irq);
val = vgic_get_phys_line_level(irq);
irq->line_level = vgic_get_phys_line_level(irq);
bool vgic_get_phys_line_level(struct vgic_irq *irq);