---
title: powerStateWillChangeToGated
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/iopcidevice/4359888-powerstatewillchangetogated
---

# powerStateWillChangeToGated

## Declaration

```occ
virtual IOReturn powerStateWillChangeToGated(IOPMPowerFlags *capabilities, unsigned long *stateNumber, IOService *whatDevice);
```