## Graphics Adapter Device Driver Reference

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### VMIEntry

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    Syntax
    Parameters
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Description:

VMIEntry is the single exported function from the Video Manager component. It is part of the Video Manager Interface (VMI) protocol and receives operations from the translation layer components.

    #include <GRADD.h>

    GID      gid;         /*  ID of the GRADD. */

    ULONG    ulFunction;  /*  Set to appropriate VMI_CMD_ function. */

    PVOID    pIn;         /*  Pointer to applicable data structure. */

    PVOID    pOut;        /*  Pointer to applicable data structure. */

    ULONG    rc;          /*  Return codes. */

    rc = VMIEntry(gid, ulFunction, pIn, pOut);