---
name: "snd_mpu401_uart_interrupt_tx"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/snd_mpu401_uart_interrupt_tx"
---

# snd\_mpu401\_uart\_interrupt\_tx(9)

generic MPU401-UART transmit irq handler

## NAME

snd\_mpu401\_uart\_interrupt\_tx - generic MPU401-UART transmit irq handler

## SYNOPSIS

**irqreturn\_t snd\_mpu401\_uart\_interrupt\_tx(int** *irq***, void \*** *dev\_id***);**

## ARGUMENTS

*irq*

the irq number

*dev\_id*

mpu401 instance

## DESCRIPTION

Processes the interrupt for MPU401-UART output.

## RETURN

**IRQ\_HANDLED** if the interrupt was handled. **IRQ\_NONE** otherwise.

## COPYRIGHT