INVALID_IRQ       690 sound/isa/sscape.c 	return INVALID_IRQ;
INVALID_IRQ      1007 sound/isa/sscape.c 	if (irq_cfg == INVALID_IRQ) {
INVALID_IRQ      1014 sound/isa/sscape.c 	if (mpu_irq_cfg == INVALID_IRQ) {