135 irqreturn_t snd_mpu401_uart_interrupt(int irq, void *dev_id)  in snd_mpu401_uart_interrupt()  argument
156 irqreturn_t snd_mpu401_uart_interrupt_tx(int irq, void *dev_id)  in snd_mpu401_uart_interrupt_tx()  argument
504 	if (mpu->irq >= 0)  in snd_mpu401_uart_free()
505 		free_irq(mpu->irq, (void *) mpu);  in snd_mpu401_uart_free()
532 			int irq,  in snd_mpu401_uart_new()  argument
561 	mpu->irq = -1;  in snd_mpu401_uart_new()
585 	if (irq >= 0) {  in snd_mpu401_uart_new()
586 		if (request_irq(irq, snd_mpu401_uart_interrupt, 0,  in snd_mpu401_uart_new()
589 				   "unable to grab IRQ %d\n", irq);  in snd_mpu401_uart_new()
594 	if (irq < 0 && !(info_flags & MPU401_INFO_IRQ_HOOK))  in snd_mpu401_uart_new()
597 	mpu->irq = irq;  in snd_mpu401_uart_new()