PHW_DEVICE_EXTENSION HwDeviceExtension,
      PVIDEO_MODE_INFORMATION ModeInformation,
      ULONG ModeInformationSize,
      PULONG OutputSize

Routine Description:

    This routine returns a description of the current video mode.


    HwDeviceExtension - Pointer to the miniport driver's device extension.

    ModeInformation - Pointer to the output buffer supplied by the user.
        This is where the current mode information is stored.

    ModeInformationSize - Length of the output buffer supplied by the user.

    OutputSize - Pointer to a buffer in which to return the actual size of
        the data in the buffer. If the buffer was not large enough, this
        contains the minimum required buffer size.

Return Value:

    ERROR_INSUFFICIENT_BUFFER if the output buffer was not large enough
        for the data being returned.

    NO_ERROR if the operation completed successfully.