https://learn.microsoft.com/en-us/windows-hardware/drivers/ddi/dispmprt/nc-dispmprt-dxgkddi_start_device
DXGKDDI_START_DEVICE (dispmprt.h) - Windows drivers | Microsoft Learn
The DxgkDdiStartDevice function prepares a display adapter to receive I/O requests.
windows driversstartdevicehmicrosoft