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This is retired content. This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This content may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist. |
Power Manager uses the following I/O controls to communicate with a device.
IOCTL | Description |
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Requests that the device inform Power Manager which power states it supports and what their characteristics are. |
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Requests that the device update its device power state. |
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Asks the device if it is ready to go into a new device power state. |
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Requests that the device inform Power Manager of its current device power state. |
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Notifies the parent device to register all devices it controls. |
See Also
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