xserver xkeyboard-config mesa git update 4 Marc 2011

1 files changed, 485 insertions, 462 deletions

diff --git a/xorg-server/hw/xfree86/common/xf86RandR.c b/xorg-server/hw/xfree86/common/xf86RandR.c
index 3bd15e059..4663d0366 100644
--- a/xorg-server/hw/xfree86/common/xf86RandR.c
+++ b/xorg-server/hw/xfree86/common/xf86RandR.c
@@ -1,462 +1,485 @@
-/*

- *

- * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc.

- *

- * Permission to use, copy, modify, distribute, and sell this software and its

- * documentation for any purpose is hereby granted without fee, provided that

- * the above copyright notice appear in all copies and that both that

- * copyright notice and this permission notice appear in supporting

- * documentation, and that the name of Keith Packard not be used in

- * advertising or publicity pertaining to distribution of the software without

- * specific, written prior permission.  Keith Packard makes no

- * representations about the suitability of this software for any purpose.  It

- * is provided "as is" without express or implied warranty.

- *

- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

- * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR

- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,

- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER

- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR

- * PERFORMANCE OF THIS SOFTWARE.

- */

-

-#ifdef HAVE_XORG_CONFIG_H

-#include <xorg-config.h>

-#endif

-

-#include <X11/X.h>

-#include "os.h"

-#include "globals.h"

-#include "xf86.h"

-#include "xf86str.h"

-#include "xf86Priv.h"

-#include "xf86DDC.h"

-#include "mipointer.h"

-#include <randrstr.h>

-#include "inputstr.h"

-

-typedef struct _xf86RandRInfo {

-    CreateScreenResourcesProcPtr    CreateScreenResources;

-    CloseScreenProcPtr		    CloseScreen;

-    int				    virtualX;

-    int				    virtualY;

-    int				    mmWidth;

-    int				    mmHeight;

-    Rotation			    rotation;

-} XF86RandRInfoRec, *XF86RandRInfoPtr;

-

-static DevPrivateKeyRec xf86RandRKeyRec;

-static DevPrivateKey xf86RandRKey;

-

-#define XF86RANDRINFO(p) ((XF86RandRInfoPtr)dixLookupPrivate(&(p)->devPrivates, xf86RandRKey))

-

-static int

-xf86RandRModeRefresh (DisplayModePtr mode)

-{

-    if (mode->VRefresh)

-	return (int) (mode->VRefresh + 0.5);

-    else if (mode->Clock == 0)

-	return 0;

-    else

-	return (int) (mode->Clock * 1000.0 / mode->HTotal / mode->VTotal + 0.5);

-}

-

-static Bool

-xf86RandRGetInfo (ScreenPtr pScreen, Rotation *rotations)

-{

-    RRScreenSizePtr	    pSize;

-    ScrnInfoPtr		    scrp = XF86SCRNINFO(pScreen);

-    XF86RandRInfoPtr	    randrp = XF86RANDRINFO(pScreen);

-    DisplayModePtr	    mode;

-    int			    refresh0 = 60;

-    xorgRRModeMM	    RRModeMM;

-

-    *rotations = RR_Rotate_0;

-

-    for (mode = scrp->modes; mode != NULL ; mode = mode->next)

-    {

-	int refresh = xf86RandRModeRefresh (mode);

-

-	if (mode == scrp->modes)

-	    refresh0 = refresh;

-

-	RRModeMM.mode = mode;

-	RRModeMM.virtX = randrp->virtualX;

-	RRModeMM.virtY = randrp->virtualY;

-	RRModeMM.mmWidth = randrp->mmWidth;

-	RRModeMM.mmHeight = randrp->mmHeight;

-

-	if(scrp->DriverFunc) {

-	   (*scrp->DriverFunc)(scrp, RR_GET_MODE_MM, &RRModeMM);

-	}

-

-	pSize = RRRegisterSize (pScreen,

-				mode->HDisplay, mode->VDisplay,

-				RRModeMM.mmWidth, RRModeMM.mmHeight);

-	if (!pSize)

-	    return FALSE;

-	RRRegisterRate (pScreen, pSize, refresh);

-	if (mode == scrp->currentMode &&

-	    mode->HDisplay == scrp->virtualX && mode->VDisplay == scrp->virtualY)

-	    RRSetCurrentConfig (pScreen, randrp->rotation, refresh, pSize);

-	if (mode->next == scrp->modes)

-	    break;

-    }

-    if (scrp->currentMode->HDisplay != randrp->virtualX ||

-	scrp->currentMode->VDisplay != randrp->virtualY)

-    {

-	mode = scrp->modes;

-

-	RRModeMM.mode = NULL;

-	RRModeMM.virtX = randrp->virtualX;

-	RRModeMM.virtY = randrp->virtualY;

-	RRModeMM.mmWidth = randrp->mmWidth;

-	RRModeMM.mmHeight = randrp->mmHeight;

-

-	if(scrp->DriverFunc) {

-	   (*scrp->DriverFunc)(scrp, RR_GET_MODE_MM, &RRModeMM);

-	}

-

-	pSize = RRRegisterSize (pScreen,

-				randrp->virtualX, randrp->virtualY,

-				RRModeMM.mmWidth, RRModeMM.mmHeight);

-	if (!pSize)

-	    return FALSE;

-	RRRegisterRate (pScreen, pSize, refresh0);

-	if (scrp->virtualX == randrp->virtualX &&

-	    scrp->virtualY == randrp->virtualY)

-	{

-	    RRSetCurrentConfig (pScreen, randrp->rotation, refresh0, pSize);

-	}

-    }

-

-    /* If there is driver support for randr, let it set our supported rotations */

-    if(scrp->DriverFunc) {

-	xorgRRRotation RRRotation;

-

-	RRRotation.RRRotations = *rotations;

-	if (!(*scrp->DriverFunc)(scrp, RR_GET_INFO, &RRRotation))

-	    return TRUE;

-	*rotations = RRRotation.RRRotations;

-    }

-

-    return TRUE;

-}

-

-static Bool

-xf86RandRSetMode (ScreenPtr	    pScreen,

-		  DisplayModePtr    mode,

-		  Bool		    useVirtual,

-		  int		    mmWidth,

-		  int		    mmHeight)

-{

-    ScrnInfoPtr		scrp = XF86SCRNINFO(pScreen);

-    XF86RandRInfoPtr	randrp = XF86RANDRINFO(pScreen);

-    int			oldWidth = pScreen->width;

-    int			oldHeight = pScreen->height;

-    int			oldmmWidth = pScreen->mmWidth;

-    int			oldmmHeight = pScreen->mmHeight;

-    int			oldVirtualX = scrp->virtualX;

-    int			oldVirtualY = scrp->virtualY;

-    WindowPtr		pRoot = pScreen->root;

-    Bool		ret = TRUE;

-

-    if (pRoot && scrp->vtSema)

-	(*scrp->EnableDisableFBAccess) (pScreen->myNum, FALSE);

-    if (useVirtual)

-    {

-	scrp->virtualX = randrp->virtualX;

-	scrp->virtualY = randrp->virtualY;

-    }

-    else

-    {

-	scrp->virtualX = mode->HDisplay;

-	scrp->virtualY = mode->VDisplay;

-    }

-

-    /*

-     * The DIX forgets the physical dimensions we passed into RRRegisterSize, so

-     * reconstruct them if possible.

-     */

-    if(scrp->DriverFunc) {

-	xorgRRModeMM RRModeMM;

-

-	RRModeMM.mode = mode;

-	RRModeMM.virtX = scrp->virtualX;

-	RRModeMM.virtY = scrp->virtualY;

-	RRModeMM.mmWidth = mmWidth;

-	RRModeMM.mmHeight = mmHeight;

-

-	(*scrp->DriverFunc)(scrp, RR_GET_MODE_MM, &RRModeMM);

-

-	mmWidth = RRModeMM.mmWidth;

-	mmHeight = RRModeMM.mmHeight;

-    }

-    if(randrp->rotation & (RR_Rotate_90 | RR_Rotate_270))

-    {

-	/* If the screen is rotated 90 or 270 degrees, swap the sizes. */

-	pScreen->width = scrp->virtualY;

-	pScreen->height = scrp->virtualX;

-	pScreen->mmWidth = mmHeight;

-	pScreen->mmHeight = mmWidth;

-    }

-    else

-    {

-	pScreen->width = scrp->virtualX;

-	pScreen->height = scrp->virtualY;

-	pScreen->mmWidth = mmWidth;

-	pScreen->mmHeight = mmHeight;

-    }

-    if (!xf86SwitchMode (pScreen, mode))

-    {

-	pScreen->width = oldWidth;

-	pScreen->height = oldHeight;

-	pScreen->mmWidth = oldmmWidth;

-	pScreen->mmHeight = oldmmHeight;

-	scrp->virtualX = oldVirtualX;

-	scrp->virtualY = oldVirtualY;

-	ret = FALSE;

-    }

-    /*

-     * Make sure the layout is correct

-     */

-    xf86ReconfigureLayout();

-

-    /*

-     * Make sure the whole screen is visible

-     */

-    xf86SetViewport (pScreen, pScreen->width, pScreen->height);

-    xf86SetViewport (pScreen, 0, 0);

-    if (pRoot && scrp->vtSema)

-	(*scrp->EnableDisableFBAccess) (pScreen->myNum, TRUE);

-    return ret;

-}

-

-static Bool

-xf86RandRSetConfig (ScreenPtr		pScreen,

-		    Rotation		rotation,

-		    int			rate,

-		    RRScreenSizePtr	pSize)

-{

-    ScrnInfoPtr		    scrp = XF86SCRNINFO(pScreen);

-    XF86RandRInfoPtr	    randrp = XF86RANDRINFO(pScreen);

-    DisplayModePtr	    mode;

-    int			    px, py;

-    Bool		    useVirtual = FALSE;

-    Rotation		    oldRotation = randrp->rotation;

-

-    miPointerGetPosition(inputInfo.pointer, &px, &py);

-    for (mode = scrp->modes; ; mode = mode->next)

-    {

-	if (mode->HDisplay == pSize->width &&

-	    mode->VDisplay == pSize->height &&

-	    (rate == 0 || xf86RandRModeRefresh (mode) == rate))

-	    break;

-	if (mode->next == scrp->modes)

-	{

-	    if (pSize->width == randrp->virtualX &&

-		pSize->height == randrp->virtualY)

-	    {

-		mode = scrp->modes;

-		useVirtual = TRUE;

-		break;

-	    }

-	    return FALSE;

-	}

-    }

-

-    if (randrp->rotation != rotation) {

-

-        /* Have the driver do its thing. */

-	if (scrp->DriverFunc) {

-	    xorgRRRotation RRRotation;

-	    RRRotation.RRConfig.rotation = rotation;

-	    RRRotation.RRConfig.rate = rate;

-	    RRRotation.RRConfig.width = pSize->width;

-	    RRRotation.RRConfig.height = pSize->height;

-

-	    /*

-	     * Currently we need to rely on HW support for rotation.

-	     */

-	    if (!(*scrp->DriverFunc)(scrp, RR_SET_CONFIG, &RRRotation))

-		return FALSE;

-	} else

-	    return FALSE;

-

-	randrp->rotation = rotation;

-    }

-

-    if (!xf86RandRSetMode (pScreen, mode, useVirtual, pSize->mmWidth, pSize->mmHeight)) {

-	if(randrp->rotation != oldRotation) {

-	   /* Have the driver undo its thing. */

-	   if (scrp->DriverFunc) {

-	       xorgRRRotation RRRotation;

-	       RRRotation.RRConfig.rotation = oldRotation;

-	       RRRotation.RRConfig.rate = xf86RandRModeRefresh (scrp->currentMode);

-	       RRRotation.RRConfig.width = scrp->virtualX;

-	       RRRotation.RRConfig.height = scrp->virtualY;

-	       (*scrp->DriverFunc)(scrp, RR_SET_CONFIG, &RRRotation);

-	   }

-

-	   randrp->rotation = oldRotation;

-	}

-	return FALSE;

-    }

-    /*

-     * Move the cursor back where it belongs; SwitchMode repositions it

-     */

-    if (pScreen == miPointerCurrentScreen ())

-    {

-	px = (px >= pScreen->width ? (pScreen->width - 1) : px);

-	py = (py >= pScreen->height ? (pScreen->height - 1) : py);

-

-        xf86SetViewport(pScreen, px, py);

-

-        (*pScreen->SetCursorPosition) (inputInfo.pointer, pScreen, px, py, FALSE);

-    }

-

-    return TRUE;

-}

-

-/*

- * Wait until the screen is initialized before whacking the

- * sizes around; otherwise the screen pixmap will be allocated

- * at the current mode size rather than the maximum size

- */

-static Bool

-xf86RandRCreateScreenResources (ScreenPtr pScreen)

-{

-    XF86RandRInfoPtr	    randrp = XF86RANDRINFO(pScreen);

-#if 0

-    ScrnInfoPtr		    scrp = XF86SCRNINFO(pScreen);

-    DisplayModePtr	    mode;

-#endif

-

-    pScreen->CreateScreenResources = randrp->CreateScreenResources;

-    if (!(*pScreen->CreateScreenResources) (pScreen))

-	return FALSE;

-

-#if 0

-    mode = scrp->currentMode;

-    if (mode)

-	xf86RandRSetMode (pScreen, mode, TRUE);

-#endif

-

-    return TRUE;

-}

-

-/*

- * Reset size back to original

- */

-static Bool

-xf86RandRCloseScreen (int index, ScreenPtr pScreen)

-{

-    ScrnInfoPtr		    scrp = XF86SCRNINFO(pScreen);

-    XF86RandRInfoPtr	    randrp = XF86RANDRINFO(pScreen);

-

-    scrp->virtualX = pScreen->width = randrp->virtualX;

-    scrp->virtualY = pScreen->height = randrp->virtualY;

-    scrp->currentMode = scrp->modes;

-    pScreen->CloseScreen = randrp->CloseScreen;

-    free(randrp);

-    dixSetPrivate(&pScreen->devPrivates, xf86RandRKey, NULL);

-    return (*pScreen->CloseScreen) (index, pScreen);

-}

-

-Rotation

-xf86GetRotation(ScreenPtr pScreen)

-{

-    if (xf86RandRKey == NULL)

-       return RR_Rotate_0;

-

-    return XF86RANDRINFO(pScreen)->rotation;

-}

-

-/* Function to change RandR's idea of the virtual screen size */

-Bool

-xf86RandRSetNewVirtualAndDimensions(ScreenPtr pScreen,

-	int newvirtX, int newvirtY, int newmmWidth, int newmmHeight,

-	Bool resetMode)

-{

-    XF86RandRInfoPtr randrp;

-

-    if (xf86RandRKey == NULL)

-	return FALSE;

-

-    randrp = XF86RANDRINFO(pScreen);

-    if (randrp == NULL)

-	return FALSE;

-

-    if (newvirtX > 0)

-	randrp->virtualX = newvirtX;

-

-    if (newvirtY > 0)

-	randrp->virtualY = newvirtY;

-

-    if (newmmWidth > 0)

-	randrp->mmWidth = newmmWidth;

-

-    if (newmmHeight > 0)

-	randrp->mmHeight = newmmHeight;

-

-    /* This is only for during server start */

-    if (resetMode) {

-	return (xf86RandRSetMode(pScreen,

-		  XF86SCRNINFO(pScreen)->currentMode,

-		  TRUE,

-		  pScreen->mmWidth, pScreen->mmHeight));

-    }

-

-    return TRUE;

-}

-

-Bool

-xf86RandRInit (ScreenPtr    pScreen)

-{

-    rrScrPrivPtr	rp;

-    XF86RandRInfoPtr	randrp;

-    ScrnInfoPtr		scrp = XF86SCRNINFO(pScreen);

-

-#ifdef PANORAMIX

-    /* XXX disable RandR when using Xinerama */

-    if (!noPanoramiXExtension)

-	return TRUE;

-#endif

-

-    xf86RandRKey = &xf86RandRKeyRec;

-

-    if (!dixRegisterPrivateKey(&xf86RandRKeyRec, PRIVATE_SCREEN, 0))

-	return FALSE;

-

-    randrp = malloc(sizeof (XF86RandRInfoRec));

-    if (!randrp)

-	return FALSE;

-

-    if (!RRScreenInit (pScreen))

-    {

-	free(randrp);

-	return FALSE;

-    }

-    rp = rrGetScrPriv(pScreen);

-    rp->rrGetInfo = xf86RandRGetInfo;

-    rp->rrSetConfig = xf86RandRSetConfig;

-

-    randrp->virtualX = scrp->virtualX;

-    randrp->virtualY = scrp->virtualY;

-    randrp->mmWidth = pScreen->mmWidth;

-    randrp->mmHeight = pScreen->mmHeight;

-

-    randrp->CreateScreenResources = pScreen->CreateScreenResources;

-    pScreen->CreateScreenResources = xf86RandRCreateScreenResources;

-

-    randrp->CloseScreen = pScreen->CloseScreen;

-    pScreen->CloseScreen = xf86RandRCloseScreen;

-

-    randrp->rotation = RR_Rotate_0;

-

-    dixSetPrivate(&pScreen->devPrivates, xf86RandRKey, randrp);

-    return TRUE;

-}

-

-

+/*
+ *
+ * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Keith Packard makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <X11/X.h>
+#include "os.h"
+#include "globals.h"
+#include "xf86.h"
+#include "xf86str.h"
+#include "xf86Priv.h"
+#include "xf86DDC.h"
+#include "mipointer.h"
+#include <randrstr.h>
+#include "inputstr.h"
+
+typedef struct _xf86RandRInfo {
+    CreateScreenResourcesProcPtr    CreateScreenResources;
+    CloseScreenProcPtr		    CloseScreen;
+    int				    virtualX;
+    int				    virtualY;
+    int				    mmWidth;
+    int				    mmHeight;
+    Rotation			    rotation;
+} XF86RandRInfoRec, *XF86RandRInfoPtr;
+
+static DevPrivateKeyRec xf86RandRKeyRec;
+static DevPrivateKey xf86RandRKey;
+
+#define XF86RANDRINFO(p) ((XF86RandRInfoPtr)dixLookupPrivate(&(p)->devPrivates, xf86RandRKey))
+
+static int
+xf86RandRModeRefresh (DisplayModePtr mode)
+{
+    if (mode->VRefresh)
+	return (int) (mode->VRefresh + 0.5);
+    else if (mode->Clock == 0)
+	return 0;
+    else
+	return (int) (mode->Clock * 1000.0 / mode->HTotal / mode->VTotal + 0.5);
+}
+
+static Bool
+xf86RandRGetInfo (ScreenPtr pScreen, Rotation *rotations)
+{
+    RRScreenSizePtr	    pSize;
+    ScrnInfoPtr		    scrp = XF86SCRNINFO(pScreen);
+    XF86RandRInfoPtr	    randrp = XF86RANDRINFO(pScreen);
+    DisplayModePtr	    mode;
+    int			    refresh0 = 60;
+    xorgRRModeMM	    RRModeMM;
+
+    *rotations = RR_Rotate_0;
+
+    for (mode = scrp->modes; mode != NULL ; mode = mode->next)
+    {
+	int refresh = xf86RandRModeRefresh (mode);
+
+	if (mode == scrp->modes)
+	    refresh0 = refresh;
+
+	RRModeMM.mode = mode;
+	RRModeMM.virtX = randrp->virtualX;
+	RRModeMM.virtY = randrp->virtualY;
+	RRModeMM.mmWidth = randrp->mmWidth;
+	RRModeMM.mmHeight = randrp->mmHeight;
+
+	if(scrp->DriverFunc) {
+	   (*scrp->DriverFunc)(scrp, RR_GET_MODE_MM, &RRModeMM);
+	}
+
+	pSize = RRRegisterSize (pScreen,
+				mode->HDisplay, mode->VDisplay,
+				RRModeMM.mmWidth, RRModeMM.mmHeight);
+	if (!pSize)
+	    return FALSE;
+	RRRegisterRate (pScreen, pSize, refresh);
+	if (mode == scrp->currentMode &&
+	    mode->HDisplay == scrp->virtualX && mode->VDisplay == scrp->virtualY)
+	    RRSetCurrentConfig (pScreen, randrp->rotation, refresh, pSize);
+	if (mode->next == scrp->modes)
+	    break;
+    }
+    if (scrp->currentMode->HDisplay != randrp->virtualX ||
+	scrp->currentMode->VDisplay != randrp->virtualY)
+    {
+	mode = scrp->modes;
+
+	RRModeMM.mode = NULL;
+	RRModeMM.virtX = randrp->virtualX;
+	RRModeMM.virtY = randrp->virtualY;
+	RRModeMM.mmWidth = randrp->mmWidth;
+	RRModeMM.mmHeight = randrp->mmHeight;
+
+	if(scrp->DriverFunc) {
+	   (*scrp->DriverFunc)(scrp, RR_GET_MODE_MM, &RRModeMM);
+	}
+
+	pSize = RRRegisterSize (pScreen,
+				randrp->virtualX, randrp->virtualY,
+				RRModeMM.mmWidth, RRModeMM.mmHeight);
+	if (!pSize)
+	    return FALSE;
+	RRRegisterRate (pScreen, pSize, refresh0);
+	if (scrp->virtualX == randrp->virtualX &&
+	    scrp->virtualY == randrp->virtualY)
+	{
+	    RRSetCurrentConfig (pScreen, randrp->rotation, refresh0, pSize);
+	}
+    }
+
+    /* If there is driver support for randr, let it set our supported rotations */
+    if(scrp->DriverFunc) {
+	xorgRRRotation RRRotation;
+
+	RRRotation.RRRotations = *rotations;
+	if (!(*scrp->DriverFunc)(scrp, RR_GET_INFO, &RRRotation))
+	    return TRUE;
+	*rotations = RRRotation.RRRotations;
+    }
+
+    return TRUE;
+}
+
+static Bool
+xf86RandRSetMode (ScreenPtr	    pScreen,
+		  DisplayModePtr    mode,
+		  Bool		    useVirtual,
+		  int		    mmWidth,
+		  int		    mmHeight)
+{
+    ScrnInfoPtr		scrp = XF86SCRNINFO(pScreen);
+    XF86RandRInfoPtr	randrp = XF86RANDRINFO(pScreen);
+    int			oldWidth = pScreen->width;
+    int			oldHeight = pScreen->height;
+    int			oldmmWidth = pScreen->mmWidth;
+    int			oldmmHeight = pScreen->mmHeight;
+    int			oldVirtualX = scrp->virtualX;
+    int			oldVirtualY = scrp->virtualY;
+    WindowPtr		pRoot = pScreen->root;
+    Bool		ret = TRUE;
+
+    if (pRoot && scrp->vtSema)
+	(*scrp->EnableDisableFBAccess) (pScreen->myNum, FALSE);
+    if (useVirtual)
+    {
+	scrp->virtualX = randrp->virtualX;
+	scrp->virtualY = randrp->virtualY;
+    }
+    else
+    {
+	scrp->virtualX = mode->HDisplay;
+	scrp->virtualY = mode->VDisplay;
+    }
+
+    /*
+     * The DIX forgets the physical dimensions we passed into RRRegisterSize, so
+     * reconstruct them if possible.
+     */
+    if(scrp->DriverFunc) {
+	xorgRRModeMM RRModeMM;
+
+	RRModeMM.mode = mode;
+	RRModeMM.virtX = scrp->virtualX;
+	RRModeMM.virtY = scrp->virtualY;
+	RRModeMM.mmWidth = mmWidth;
+	RRModeMM.mmHeight = mmHeight;
+
+	(*scrp->DriverFunc)(scrp, RR_GET_MODE_MM, &RRModeMM);
+
+	mmWidth = RRModeMM.mmWidth;
+	mmHeight = RRModeMM.mmHeight;
+    }
+    if(randrp->rotation & (RR_Rotate_90 | RR_Rotate_270))
+    {
+	/* If the screen is rotated 90 or 270 degrees, swap the sizes. */
+	pScreen->width = scrp->virtualY;
+	pScreen->height = scrp->virtualX;
+	pScreen->mmWidth = mmHeight;
+	pScreen->mmHeight = mmWidth;
+    }
+    else
+    {
+	pScreen->width = scrp->virtualX;
+	pScreen->height = scrp->virtualY;
+	pScreen->mmWidth = mmWidth;
+	pScreen->mmHeight = mmHeight;
+    }
+    if (!xf86SwitchMode (pScreen, mode))
+    {
+	pScreen->width = oldWidth;
+	pScreen->height = oldHeight;
+	pScreen->mmWidth = oldmmWidth;
+	pScreen->mmHeight = oldmmHeight;
+	scrp->virtualX = oldVirtualX;
+	scrp->virtualY = oldVirtualY;
+	ret = FALSE;
+    }
+    /*
+     * Make sure the layout is correct
+     */
+    xf86ReconfigureLayout();
+
+    /*
+     * Make sure the whole screen is visible
+     */
+    xf86SetViewport (pScreen, pScreen->width, pScreen->height);
+    xf86SetViewport (pScreen, 0, 0);
+    if (pRoot && scrp->vtSema)
+	(*scrp->EnableDisableFBAccess) (pScreen->myNum, TRUE);
+    return ret;
+}
+
+static Bool
+xf86RandRSetConfig (ScreenPtr		pScreen,
+		    Rotation		rotation,
+		    int			rate,
+		    RRScreenSizePtr	pSize)
+{
+    ScrnInfoPtr		    scrp = XF86SCRNINFO(pScreen);
+    XF86RandRInfoPtr	    randrp = XF86RANDRINFO(pScreen);
+    DisplayModePtr	    mode;
+    int			    pos[MAXDEVICES][2];
+    Bool		    useVirtual = FALSE;
+    Rotation		    oldRotation = randrp->rotation;
+    DeviceIntPtr	    dev;
+    Bool		    view_adjusted = FALSE;
+
+    for (dev = inputInfo.devices; dev; dev = dev->next)
+    {
+	if (!IsMaster(dev) && !IsFloating(dev))
+		continue;
+
+	miPointerGetPosition(dev, &pos[dev->id][0], &pos[dev->id][1]);
+    }
+
+    for (mode = scrp->modes; ; mode = mode->next)
+    {
+	if (mode->HDisplay == pSize->width &&
+	    mode->VDisplay == pSize->height &&
+	    (rate == 0 || xf86RandRModeRefresh (mode) == rate))
+	    break;
+	if (mode->next == scrp->modes)
+	{
+	    if (pSize->width == randrp->virtualX &&
+		pSize->height == randrp->virtualY)
+	    {
+		mode = scrp->modes;
+		useVirtual = TRUE;
+		break;
+	    }
+	    return FALSE;
+	}
+    }
+
+    if (randrp->rotation != rotation) {
+
+        /* Have the driver do its thing. */
+	if (scrp->DriverFunc) {
+	    xorgRRRotation RRRotation;
+	    RRRotation.RRConfig.rotation = rotation;
+	    RRRotation.RRConfig.rate = rate;
+	    RRRotation.RRConfig.width = pSize->width;
+	    RRRotation.RRConfig.height = pSize->height;
+
+	    /*
+	     * Currently we need to rely on HW support for rotation.
+	     */
+	    if (!(*scrp->DriverFunc)(scrp, RR_SET_CONFIG, &RRRotation))
+		return FALSE;
+	} else
+	    return FALSE;
+
+	randrp->rotation = rotation;
+    }
+
+    if (!xf86RandRSetMode (pScreen, mode, useVirtual, pSize->mmWidth, pSize->mmHeight)) {
+	if(randrp->rotation != oldRotation) {
+	   /* Have the driver undo its thing. */
+	   if (scrp->DriverFunc) {
+	       xorgRRRotation RRRotation;
+	       RRRotation.RRConfig.rotation = oldRotation;
+	       RRRotation.RRConfig.rate = xf86RandRModeRefresh (scrp->currentMode);
+	       RRRotation.RRConfig.width = scrp->virtualX;
+	       RRRotation.RRConfig.height = scrp->virtualY;
+	       (*scrp->DriverFunc)(scrp, RR_SET_CONFIG, &RRRotation);
+	   }
+
+	   randrp->rotation = oldRotation;
+	}
+	return FALSE;
+    }
+
+    /*
+     * Move the cursor back where it belongs; SwitchMode repositions it
+     * FIXME: duplicated code, see modes/xf86RandR12.c
+     */
+    for (dev = inputInfo.devices; dev; dev = dev->next)
+    {
+	if (!IsMaster(dev) && !IsFloating(dev))
+		continue;
+
+	if (pScreen == miPointerGetScreen(dev)) {
+	    int px = pos[dev->id][0];
+	    int py = pos[dev->id][1];
+
+	    px = (px >= pScreen->width ? (pScreen->width - 1) : px);
+	    py = (py >= pScreen->height ? (pScreen->height - 1) : py);
+
+	    /* Setting the viewpoint makes only sense on one device */
+	    if (!view_adjusted && IsMaster(dev)) {
+		xf86SetViewport(pScreen, px, py);
+		view_adjusted = TRUE;
+	    }
+
+	    (*pScreen->SetCursorPosition) (dev, pScreen, px, py, FALSE);
+	}
+    }
+
+    return TRUE;
+}
+
+/*
+ * Wait until the screen is initialized before whacking the
+ * sizes around; otherwise the screen pixmap will be allocated
+ * at the current mode size rather than the maximum size
+ */
+static Bool
+xf86RandRCreateScreenResources (ScreenPtr pScreen)
+{
+    XF86RandRInfoPtr	    randrp = XF86RANDRINFO(pScreen);
+#if 0
+    ScrnInfoPtr		    scrp = XF86SCRNINFO(pScreen);
+    DisplayModePtr	    mode;
+#endif
+
+    pScreen->CreateScreenResources = randrp->CreateScreenResources;
+    if (!(*pScreen->CreateScreenResources) (pScreen))
+	return FALSE;
+
+#if 0
+    mode = scrp->currentMode;
+    if (mode)
+	xf86RandRSetMode (pScreen, mode, TRUE);
+#endif
+
+    return TRUE;
+}
+
+/*
+ * Reset size back to original
+ */
+static Bool
+xf86RandRCloseScreen (int index, ScreenPtr pScreen)
+{
+    ScrnInfoPtr		    scrp = XF86SCRNINFO(pScreen);
+    XF86RandRInfoPtr	    randrp = XF86RANDRINFO(pScreen);
+
+    scrp->virtualX = pScreen->width = randrp->virtualX;
+    scrp->virtualY = pScreen->height = randrp->virtualY;
+    scrp->currentMode = scrp->modes;
+    pScreen->CloseScreen = randrp->CloseScreen;
+    free(randrp);
+    dixSetPrivate(&pScreen->devPrivates, xf86RandRKey, NULL);
+    return (*pScreen->CloseScreen) (index, pScreen);
+}
+
+Rotation
+xf86GetRotation(ScreenPtr pScreen)
+{
+    if (xf86RandRKey == NULL)
+       return RR_Rotate_0;
+
+    return XF86RANDRINFO(pScreen)->rotation;
+}
+
+/* Function to change RandR's idea of the virtual screen size */
+Bool
+xf86RandRSetNewVirtualAndDimensions(ScreenPtr pScreen,
+	int newvirtX, int newvirtY, int newmmWidth, int newmmHeight,
+	Bool resetMode)
+{
+    XF86RandRInfoPtr randrp;
+
+    if (xf86RandRKey == NULL)
+	return FALSE;
+
+    randrp = XF86RANDRINFO(pScreen);
+    if (randrp == NULL)
+	return FALSE;
+
+    if (newvirtX > 0)
+	randrp->virtualX = newvirtX;
+
+    if (newvirtY > 0)
+	randrp->virtualY = newvirtY;
+
+    if (newmmWidth > 0)
+	randrp->mmWidth = newmmWidth;
+
+    if (newmmHeight > 0)
+	randrp->mmHeight = newmmHeight;
+
+    /* This is only for during server start */
+    if (resetMode) {
+	return (xf86RandRSetMode(pScreen,
+		  XF86SCRNINFO(pScreen)->currentMode,
+		  TRUE,
+		  pScreen->mmWidth, pScreen->mmHeight));
+    }
+
+    return TRUE;
+}
+
+Bool
+xf86RandRInit (ScreenPtr    pScreen)
+{
+    rrScrPrivPtr	rp;
+    XF86RandRInfoPtr	randrp;
+    ScrnInfoPtr		scrp = XF86SCRNINFO(pScreen);
+
+#ifdef PANORAMIX
+    /* XXX disable RandR when using Xinerama */
+    if (!noPanoramiXExtension)
+	return TRUE;
+#endif
+
+    xf86RandRKey = &xf86RandRKeyRec;
+
+    if (!dixRegisterPrivateKey(&xf86RandRKeyRec, PRIVATE_SCREEN, 0))
+	return FALSE;
+
+    randrp = malloc(sizeof (XF86RandRInfoRec));
+    if (!randrp)
+	return FALSE;
+
+    if (!RRScreenInit (pScreen))
+    {
+	free(randrp);
+	return FALSE;
+    }
+    rp = rrGetScrPriv(pScreen);
+    rp->rrGetInfo = xf86RandRGetInfo;
+    rp->rrSetConfig = xf86RandRSetConfig;
+
+    randrp->virtualX = scrp->virtualX;
+    randrp->virtualY = scrp->virtualY;
+    randrp->mmWidth = pScreen->mmWidth;
+    randrp->mmHeight = pScreen->mmHeight;
+
+    randrp->CreateScreenResources = pScreen->CreateScreenResources;
+    pScreen->CreateScreenResources = xf86RandRCreateScreenResources;
+
+    randrp->CloseScreen = pScreen->CloseScreen;
+    pScreen->CloseScreen = xf86RandRCloseScreen;
+
+    randrp->rotation = RR_Rotate_0;
+
+    dixSetPrivate(&pScreen->devPrivates, xf86RandRKey, randrp);
+    return TRUE;
+}
+
+