Add Power Management IOCTLs (Compact 7)
3/12/2014
Power Manager communicates to a device with the IOCTLs listed in the following table. You implement these IOCTLs in your device driver to respond to calls from Power Manager.
| Function | Description |
|---|---|
Checks device-specific capabilities. |
|
Gets the current device power state. |
|
Requests a change from one device power state to another. |
|
Notifies the parent device so that the parent device can register all the devices that it controls. |
For more information about these IOCTLs, see Power Management I/O Controls.