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RandR: Fix failure handling (Closes #4635; Thomas Winischhofer)

This commit is contained in:
Thomas Winischhofer 2005-09-30 08:54:44 +00:00
parent 4608a2b654
commit b5ce065a5e
1 changed files with 37 additions and 21 deletions
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22
hw/xfree86/common/xf86RandR.c
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@ -134,6 +134,7 @@ xf86RandRSetMode (ScreenPtr pScreen,
int oldmmWidth = pScreen->mmWidth;
int oldmmHeight = pScreen->mmHeight;
WindowPtr pRoot = WindowTable[pScreen->myNum];
Bool ret = TRUE;
if (pRoot)
(*scrp->EnableDisableFBAccess) (pScreen->myNum, FALSE);
@ -168,7 +169,7 @@ xf86RandRSetMode (ScreenPtr pScreen,
scrp->virtualY = pScreen->height = oldHeight;
pScreen->mmWidth = oldmmWidth;
pScreen->mmHeight = oldmmHeight;
return FALSE;
ret = FALSE;
}
/*
* Make sure the layout is correct
@ -182,7 +183,7 @@ xf86RandRSetMode (ScreenPtr pScreen,
xf86SetViewport (pScreen, 0, 0);
if (pRoot)
(*scrp->EnableDisableFBAccess) (pScreen->myNum, TRUE);
return TRUE;
return ret;
}
static Bool
@ -196,6 +197,7 @@ xf86RandRSetConfig (ScreenPtr pScreen,
DisplayModePtr mode;
int px, py;
Bool useVirtual = FALSE;
Rotation oldRotation = randrp->rotation;
miPointerPosition (&px, &py);
for (mode = scrp->modes; ; mode = mode->next)
@ -238,8 +240,22 @@ xf86RandRSetConfig (ScreenPtr pScreen,
randrp->rotation = rotation;
}
if (!xf86RandRSetMode (pScreen, mode, useVirtual, pSize->mmWidth, pSize->mmHeight))
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 = pScreen->width;
RRRotation.RRConfig.height = pScreen->height;
(*scrp->DriverFunc)(scrp, RR_SET_CONFIG, &RRRotation);
}
randrp->rotation = oldRotation;
}
return FALSE;
}
/*
* Move the cursor back where it belongs; SwitchMode repositions it
*/