On Saturday 12 of January 2013 12:55:58 Mike Frysinger wrote:
> From: Lambros Lambrou <lambroslamb...@google.com>
> 
> Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=26391
> Signed-off-by: Lambros Lambrou <lambroslamb...@google.com>
> Signed-off-by: Mike Frysinger <vap...@gentoo.org>
> ---
>  hw/vfb/InitOutput.c | 145
> ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 145
> insertions(+)
> 
> diff --git a/hw/vfb/InitOutput.c b/hw/vfb/InitOutput.c
> index 97eccfd..672842f 100644
> --- a/hw/vfb/InitOutput.c
> +++ b/hw/vfb/InitOutput.c
> @@ -66,6 +66,7 @@ from The Open Group.
>  #include "dix.h"
>  #include "miline.h"
>  #include "glx_extinit.h"
> +#include "randrstr.h"
> 
>  #define VFB_DEFAULT_WIDTH      1280
>  #define VFB_DEFAULT_HEIGHT     1024
> @@ -785,6 +786,147 @@ vfbCloseScreen(ScreenPtr pScreen)
>  }
> 
>  static Bool
> +vfbRROutputValidateMode(ScreenPtr pScreen, RROutputPtr output, RRModePtr
> mode) +{
> +    rrScrPriv(pScreen);
> +
> +    if (pScrPriv->minWidth <= mode->mode.width &&
> +        pScrPriv->maxWidth >= mode->mode.width &&
> +        pScrPriv->minHeight <= mode->mode.height &&
> +        pScrPriv->maxHeight >= mode->mode.height)
> +        return TRUE;
> +    else
> +        return FALSE;
> +}
> +
> +static Bool
> +vfbRRScreenSetSize(ScreenPtr pScreen, CARD16 width, CARD16 height,
> +                   CARD32 mmWidth, CARD32 mmHeight)
> +{
> +    WindowPtr root = pScreen->root;
> +    WindowPtr layer;
> +    WindowPtr child;
> +    BoxRec box;
> +
> +    pScreen->width = width;
> +    pScreen->height = height;
> +    pScreen->mmWidth = mmWidth;
> +    pScreen->mmHeight = mmHeight;
> +
> +    // Resize the root window & adjust its clipping
> +    box.x1 = 0;
> +    box.y1 = 0;
> +    box.x2 = pScreen->width;
> +    box.y2 = pScreen->height;
> +    REGION_INIT(pScreen, &root->winSize, &box, 1);
> +    REGION_INIT(pScreen, &root->borderSize, &box, 1);
> +    REGION_RESET(pScreen, &root->borderClip, &box);
> +    root->drawable.width = pScreen->width;
> +    root->drawable.height = pScreen->height;
> +    REGION_BREAK(pScreen, &root->clipList);
> +
> +    // Update the clipping regions of all windows
> +    for (child = root->firstChild; child; child = child->nextSib)
> +        (*pScreen->MarkOverlappedWindows)(child, child, &layer);
> +
> +    if (root->firstChild)
> +        (*pScreen->MarkOverlappedWindows)(root->firstChild,
> +                                          root->firstChild,
> +                                          NULL);
> +    else
> +        (*pScreen->MarkWindow)(root);
> +
> +    (*pScreen->ValidateTree)(root, NullWindow, VTOther);
> +    (*pScreen->HandleExposures)(root);
> +
> +    // Reposition top-level windows to fit new root size
> +    // XXX I assume this is what it does, but I'm not sure
> +    ResizeChildrenWinSize(root, 0, 0, 0, 0);
> +
> +    // Check the pointer position
> +    WindowsRestructured();
> +
> +    RRScreenSizeNotify(pScreen);
> +    RRTellChanged(pScreen);
> +
> +    // Flush resulting events, etc to clients
> +    FlushAllOutput();
> +
> +    return TRUE;
> +}
> +
> +static Bool
> +vfbRRCrtcSet(ScreenPtr pScreen, RRCrtcPtr crtc, RRModePtr mode, int x, int
> y, +             Rotation rotation, int numOutput, RROutputPtr *outputs) +{
> +    return RRCrtcNotify(crtc, mode, x, y, rotation, NULL, numOutput,
> outputs); +}
> +
> +static Bool
> +vfbRRGetInfo(ScreenPtr pScreen, Rotation *rotations)
> +{
> +    return TRUE;
> +}
> +
> +static Bool
> +vfbRandRInit(ScreenPtr pScreen)
> +{
> +    rrScrPrivPtr pScrPriv;
> +#if RANDR_12_INTERFACE
> +    RRModePtr mode;
> +    RRCrtcPtr crtc;
> +    RROutputPtr output;
> +    xRRModeInfo modeInfo;
> +    char name[64];
> +#endif
> +
> +    if (!RRScreenInit(pScreen))
> +        return FALSE;
> +    pScrPriv = rrGetScrPriv(pScreen);
> +    pScrPriv->rrGetInfo = vfbRRGetInfo;
> +#if RANDR_12_INTERFACE
> +    pScrPriv->rrCrtcSet = vfbRRCrtcSet;
> +    pScrPriv->rrScreenSetSize = vfbRRScreenSetSize;
> +    pScrPriv->rrOutputSetProperty = NULL;
> +# if RANDR_13_INTERFACE
> +    pScrPriv->rrOutputGetProperty = NULL;
> +# endif
> +    pScrPriv->rrOutputValidateMode = vfbRROutputValidateMode;
> +    pScrPriv->rrModeDestroy = NULL;
> +
> +    RRScreenSetSizeRange(pScreen, 1, 1, pScreen->width, pScreen->height);
> +
> +    sprintf(name, "%dx%d", pScreen->width, pScreen->height);
> +    memset(&modeInfo, '\0', sizeof(modeInfo));
> +    modeInfo.width = pScreen->width;
> +    modeInfo.height = pScreen->height;
> +    modeInfo.nameLength = strlen(name);
> +
> +    mode = RRModeGet(&modeInfo, name);
> +    if (!mode)
> +        return FALSE;
> +
> +    crtc = RRCrtcCreate(pScreen, NULL);
> +    if (!crtc)
> +        return FALSE;
> +
> +    output = RROutputCreate(pScreen, "screen", 6, NULL);
> +    if (!output)
> +        return FALSE;
> +    if (!RROutputSetClones(output, NULL, 0))
> +        return FALSE;
> +    if (!RROutputSetModes(output, &mode, 1, 0))
> +        return FALSE;
> +    if (!RROutputSetCrtcs(output, &crtc, 1))
> +        return FALSE;
> +    if (!RROutputSetConnection(output, RR_Connected))
> +        return FALSE;
> +    RRCrtcNotify(crtc, mode, 0, 0, RR_Rotate_0, NULL, 1, &output);
> +#endif
> +    return TRUE;
> +}
> +
> +static Bool
>  vfbScreenInit(ScreenPtr pScreen, int argc, char **argv)
>  {
>      vfbScreenInfoPtr pvfb = &vfbScreens[pScreen->myNum];
> @@ -860,6 +1002,9 @@ vfbScreenInit(ScreenPtr pScreen, int argc, char **argv)
> if (!ret)
>          return FALSE;
> 
> +    if (!vfbRandRInit(pScreen))
> +        return FALSE;
> +
>      pScreen->InstallColormap = vfbInstallColormap;
>      pScreen->UninstallColormap = vfbUninstallColormap;
>      pScreen->ListInstalledColormaps = vfbListInstalledColormaps;

Any comments to this one?

Tested-By: Michal Srb <m...@suse.cz>

Michal Srb
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