IOCTL_VIDEO_RESTORE_HARDWARE_STATE IOCTL (ntddvdeo.h)
Restores all values used to set the hardware registers. Miniport drivers for VGA-compatible adapters are required to support this nonmodal request; optional for other miniport drivers.
Major code
Input buffer
The VRP InputBuffer contains the previously-saved VIDEO_HARDWARE_STATE structure.
Output buffer
None
Status block
The miniport driver does not set the Information member of the STATUS_BLOCK structure.
Requirements
| Requirement | Value |
|---|---|
| Header | ntddvdeo.h |
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