## Graphics Adapter Device Driver Reference

[prev][next][parent][TOC]

### PMIREQUEST_UNLOCKREGISTERS

Select an item:

    Syntax
    Parameters
    Returns
    Remarks
    Glossary

Description:

PMIREQUEST_UNLOCKREGISTERS unlocks extended registers.

    #include <svgadefs.h>

    PVIDEO_ADAPTER    pAdapter;    /*  Pointer to a VIDEO_ADAPTER data structure. */

    ULONG             ulFunction;  /*  Set equal to PMIREQUEST_UNLOCKREGISTERS. */

    PVOID             pIn;         /*  NULL. */

    PVOID             pOut;        /*  NULL. */

    APIRET            rc;          /*  Return codes. */

    rc = VIDEOPMI32Request(pAdapter, ulFunction,

           pIn, pOut);