---
title: gIOAudioPlane
framework: kernel
role: pseudoSymbol
path: kernel/ioaudiodevice/gioaudioplane
---

# gIOAudioPlane

## Declaration

```occ
static const IORegistryPlane *gIOAudioPlane;
```

## Overview

Overview A static IORegistryPlane representing the new IOAudioPlane that the IOAudioFamily uses to represent the signal chain of the device.