636 lines
19 KiB
C
636 lines
19 KiB
C
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include "misc.h"
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#include "xf86.h"
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#include "xf86_OSproc.h"
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#include <X11/X.h>
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#include "scrnintstr.h"
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#include "pixmapstr.h"
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#include "windowstr.h"
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#include "xf86str.h"
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#include "mi.h"
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#include "miline.h"
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#include "xaa.h"
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#include "xaalocal.h"
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#include "xaawrap.h"
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#include "xf86fbman.h"
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#include "servermd.h"
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#ifdef COMPOSITE
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#include "cw.h"
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#endif
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#define MAX_PREALLOC_MEM 65536 /* MUST be >= 1024 */
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#define MIN_OFFPIX_SIZE (320*200)
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static Bool XAACloseScreen(ScreenPtr pScreen);
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static void XAAGetImage(DrawablePtr pDrawable, int sx, int sy, int w, int h,
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unsigned int format, unsigned long planemask,
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char *pdstLine);
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static void XAAGetSpans(DrawablePtr pDrawable, int wMax, DDXPointPtr ppt,
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int *pwidth, int nspans, char *pdstStart);
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static PixmapPtr XAACreatePixmap(ScreenPtr pScreen, int w, int h, int depth,
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unsigned usage_hint);
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static Bool XAADestroyPixmap(PixmapPtr pPixmap);
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static Bool XAAEnterVT(ScrnInfoPtr pScrn);
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static void XAALeaveVT(ScrnInfoPtr pScrn);
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static int XAASetDGAMode(ScrnInfoPtr pScrn, int num, DGADevicePtr devRet);
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static void XAAEnableDisableFBAccess(ScrnInfoPtr pScrn, Bool enable);
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static Bool XAAChangeWindowAttributes(WindowPtr pWin, unsigned long mask);
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static DevPrivateKeyRec XAAScreenKeyRec;
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#define XAAScreenKey (&XAAScreenKeyRec)
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static DevPrivateKeyRec XAAGCKeyRec;
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#define XAAGCKey (&XAAGCKeyRec)
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static DevPrivateKeyRec XAAPixmapKeyRec;
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#define XAAPixmapKey (&XAAPixmapKeyRec)
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DevPrivateKey
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XAAGetScreenKey(void)
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{
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return XAAScreenKey;
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}
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DevPrivateKey
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XAAGetGCKey(void)
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{
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return XAAGCKey;
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}
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DevPrivateKey
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XAAGetPixmapKey(void)
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{
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return XAAPixmapKey;
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}
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/* temp kludge */
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static Bool SwitchedOut = FALSE;
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XAAInfoRecPtr
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XAACreateInfoRec(void)
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{
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XAAInfoRecPtr infoRec;
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infoRec = calloc(1, sizeof(XAAInfoRec));
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if (infoRec)
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infoRec->CachePixelGranularity = -1;
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return infoRec;
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}
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void
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XAADestroyInfoRec(XAAInfoRecPtr infoRec)
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{
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if (!infoRec)
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return;
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if (infoRec->ClosePixmapCache)
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(*infoRec->ClosePixmapCache) (xf86ScrnToScreen(infoRec->pScrn));
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free(infoRec->PreAllocMem);
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free(infoRec->PixmapCachePrivate);
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free(infoRec);
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}
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Bool
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XAAInit(ScreenPtr pScreen, XAAInfoRecPtr infoRec)
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{
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ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
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XAAScreenPtr pScreenPriv;
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int i;
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PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
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/* Return successfully if no acceleration wanted */
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if (!infoRec)
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return TRUE;
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if (!dixRegisterPrivateKey(&XAAGCKeyRec, PRIVATE_GC, sizeof(XAAGCRec)))
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return FALSE;
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if (!dixRegisterPrivateKey
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(&XAAPixmapKeyRec, PRIVATE_PIXMAP, sizeof(XAAPixmapRec)))
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return FALSE;
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if (!dixRegisterPrivateKey(&XAAScreenKeyRec, PRIVATE_SCREEN, 0))
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return FALSE;
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if (!(pScreenPriv = malloc(sizeof(XAAScreenRec))))
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return FALSE;
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dixSetPrivate(&pScreen->devPrivates, XAAScreenKey, pScreenPriv);
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if (!xf86FBManagerRunning(pScreen))
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infoRec->Flags &= ~(PIXMAP_CACHE | OFFSCREEN_PIXMAPS);
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if (!(infoRec->Flags & LINEAR_FRAMEBUFFER))
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infoRec->Flags &= ~OFFSCREEN_PIXMAPS;
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if (!infoRec->FullPlanemask) { /* for backwards compatibility */
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infoRec->FullPlanemask = (1 << pScrn->depth) - 1;
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infoRec->FullPlanemasks[pScrn->depth - 1] = infoRec->FullPlanemask;
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}
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for (i = 0; i < 32; i++) {
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if (!infoRec->FullPlanemasks[i]) /* keep any set by caller */
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infoRec->FullPlanemasks[i] = (1 << (i + 1)) - 1;
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}
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if (!XAAInitAccel(pScreen, infoRec))
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return FALSE;
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pScreenPriv->AccelInfoRec = infoRec;
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infoRec->ScratchGC.pScreen = pScreen;
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if (!infoRec->GetImage)
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infoRec->GetImage = XAAGetImage;
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if (!infoRec->GetSpans)
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infoRec->GetSpans = XAAGetSpans;
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if (!infoRec->CopyWindow)
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infoRec->CopyWindow = XAACopyWindow;
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pScreenPriv->CreateGC = pScreen->CreateGC;
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pScreen->CreateGC = XAACreateGC;
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pScreenPriv->CloseScreen = pScreen->CloseScreen;
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pScreen->CloseScreen = XAACloseScreen;
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pScreenPriv->GetImage = pScreen->GetImage;
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pScreen->GetImage = infoRec->GetImage;
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pScreenPriv->GetSpans = pScreen->GetSpans;
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pScreen->GetSpans = infoRec->GetSpans;
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pScreenPriv->CopyWindow = pScreen->CopyWindow;
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pScreen->CopyWindow = infoRec->CopyWindow;
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pScreenPriv->CreatePixmap = pScreen->CreatePixmap;
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pScreen->CreatePixmap = XAACreatePixmap;
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pScreenPriv->DestroyPixmap = pScreen->DestroyPixmap;
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pScreen->DestroyPixmap = XAADestroyPixmap;
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pScreenPriv->ChangeWindowAttributes = pScreen->ChangeWindowAttributes;
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pScreen->ChangeWindowAttributes = XAAChangeWindowAttributes;
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pScreenPriv->EnterVT = pScrn->EnterVT;
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pScrn->EnterVT = XAAEnterVT;
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pScreenPriv->LeaveVT = pScrn->LeaveVT;
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pScrn->LeaveVT = XAALeaveVT;
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pScreenPriv->SetDGAMode = pScrn->SetDGAMode;
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pScrn->SetDGAMode = XAASetDGAMode;
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pScreenPriv->EnableDisableFBAccess = pScrn->EnableDisableFBAccess;
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pScrn->EnableDisableFBAccess = XAAEnableDisableFBAccess;
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pScreenPriv->WindowExposures = pScreen->WindowExposures;
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if (ps) {
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pScreenPriv->Composite = ps->Composite;
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ps->Composite = XAAComposite;
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pScreenPriv->Glyphs = ps->Glyphs;
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ps->Glyphs = XAAGlyphs;
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}
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if (pScrn->overlayFlags & OVERLAY_8_32_PLANAR)
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XAASetupOverlay8_32Planar(pScreen);
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infoRec->PreAllocMem = malloc(MAX_PREALLOC_MEM);
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if (infoRec->PreAllocMem)
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infoRec->PreAllocSize = MAX_PREALLOC_MEM;
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if (infoRec->Flags & PIXMAP_CACHE)
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xf86RegisterFreeBoxCallback(pScreen, infoRec->InitPixmapCache,
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(pointer) infoRec);
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if (infoRec->Flags & MICROSOFT_ZERO_LINE_BIAS)
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miSetZeroLineBias(pScreen, OCTANT1 | OCTANT2 | OCTANT3 | OCTANT4);
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#ifdef COMPOSITE
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/* Initialize the composite wrapper. This needs to happen after the
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* wrapping above (so it comes before us), but before all other extensions,
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* so it doesn't confuse them. (particularly damage).
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*/
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miInitializeCompositeWrapper(pScreen);
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#endif
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return TRUE;
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}
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static Bool
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XAACloseScreen(ScreenPtr pScreen)
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{
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ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
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XAAScreenPtr pScreenPriv =
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(XAAScreenPtr) dixLookupPrivate(&pScreen->devPrivates, XAAScreenKey);
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pScrn->EnterVT = pScreenPriv->EnterVT;
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pScrn->LeaveVT = pScreenPriv->LeaveVT;
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pScrn->EnableDisableFBAccess = pScreenPriv->EnableDisableFBAccess;
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pScreen->CreateGC = pScreenPriv->CreateGC;
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pScreen->CloseScreen = pScreenPriv->CloseScreen;
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pScreen->GetImage = pScreenPriv->GetImage;
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pScreen->GetSpans = pScreenPriv->GetSpans;
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pScreen->CopyWindow = pScreenPriv->CopyWindow;
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pScreen->WindowExposures = pScreenPriv->WindowExposures;
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pScreen->CreatePixmap = pScreenPriv->CreatePixmap;
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pScreen->DestroyPixmap = pScreenPriv->DestroyPixmap;
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pScreen->ChangeWindowAttributes = pScreenPriv->ChangeWindowAttributes;
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/* We leave it up to the client to free the XAAInfoRec */
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free((pointer) pScreenPriv);
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return (*pScreen->CloseScreen) (pScreen);
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}
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static void
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XAAGetImage(DrawablePtr pDraw,
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int sx, int sy, int w, int h,
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unsigned int format, unsigned long planemask, char *pdstLine)
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{
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ScreenPtr pScreen = pDraw->pScreen;
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XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
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ScrnInfoPtr pScrn = infoRec->pScrn;
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if (pScrn->vtSema &&
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((pDraw->type == DRAWABLE_WINDOW) || IS_OFFSCREEN_PIXMAP(pDraw))) {
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if (infoRec->ReadPixmap && (format == ZPixmap) &&
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((planemask & infoRec->FullPlanemasks[pDraw->depth - 1]) ==
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infoRec->FullPlanemasks[pDraw->depth - 1]) &&
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(pDraw->bitsPerPixel == BitsPerPixel(pDraw->depth))) {
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(*infoRec->ReadPixmap) (pScrn,
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sx + pDraw->x, sy + pDraw->y, w, h,
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(unsigned char *) pdstLine,
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PixmapBytePad(w, pDraw->depth),
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pDraw->bitsPerPixel, pDraw->depth);
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return;
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}
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SYNC_CHECK(pDraw);
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}
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XAA_SCREEN_PROLOGUE(pScreen, GetImage);
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(*pScreen->GetImage) (pDraw, sx, sy, w, h, format, planemask, pdstLine);
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XAA_SCREEN_EPILOGUE(pScreen, GetImage, XAAGetImage);
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}
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static void
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XAAGetSpans(DrawablePtr pDraw,
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int wMax, DDXPointPtr ppt, int *pwidth, int nspans, char *pdstStart)
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{
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ScreenPtr pScreen = pDraw->pScreen;
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XAA_SCREEN_PROLOGUE(pScreen, GetSpans);
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if (xf86ScreenToScrn(pScreen)->vtSema &&
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((pDraw->type == DRAWABLE_WINDOW) || IS_OFFSCREEN_PIXMAP(pDraw))) {
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SYNC_CHECK(pDraw);
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}
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(*pScreen->GetSpans) (pDraw, wMax, ppt, pwidth, nspans, pdstStart);
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XAA_SCREEN_EPILOGUE(pScreen, GetSpans, XAAGetSpans);
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}
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static int
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XAAPixmapBPP(ScreenPtr pScreen, int depth)
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{
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PixmapPtr pPix;
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int bpp;
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DestroyPixmapProcPtr destroyPixmap;
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XAA_SCREEN_PROLOGUE(pScreen, CreatePixmap);
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pPix = (*pScreen->CreatePixmap) (pScreen, 1, 1, depth,
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CREATE_PIXMAP_USAGE_SCRATCH);
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XAA_SCREEN_EPILOGUE(pScreen, CreatePixmap, XAACreatePixmap);
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if (!pPix)
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return 0;
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bpp = pPix->drawable.bitsPerPixel;
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destroyPixmap = pScreen->DestroyPixmap;
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XAA_SCREEN_PROLOGUE(pScreen, DestroyPixmap);
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(*pScreen->DestroyPixmap) (pPix);
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XAA_SCREEN_EPILOGUE(pScreen, DestroyPixmap, destroyPixmap);
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return bpp;
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}
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static void
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XAAInitializeOffscreenDepths(ScreenPtr pScreen)
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{
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XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
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ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
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int d, dep;
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infoRec->offscreenDepthsInitialized = TRUE;
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infoRec->offscreenDepths = 0;
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if (infoRec->Flags & OFFSCREEN_PIXMAPS) {
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for (d = 0; d < pScreen->numDepths; d++) {
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dep = pScreen->allowedDepths[d].depth;
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if (XAAPixmapBPP(pScreen, dep) == pScrn->bitsPerPixel)
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infoRec->offscreenDepths |= (1 << (dep - 1));
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}
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}
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}
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static PixmapPtr
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XAACreatePixmap(ScreenPtr pScreen, int w, int h, int depth, unsigned usage_hint)
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{
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XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
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ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
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XAAPixmapPtr pPriv;
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PixmapPtr pPix = NULL;
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int size = w * h;
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if (w > 32767 || h > 32767)
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return NullPixmap;
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if (!infoRec->offscreenDepthsInitialized)
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XAAInitializeOffscreenDepths(pScreen);
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if (pScrn->vtSema &&
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(usage_hint != CREATE_PIXMAP_USAGE_GLYPH_PICTURE) &&
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(infoRec->offscreenDepths & (1 << (depth - 1))) &&
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(size >= MIN_OFFPIX_SIZE) && !SwitchedOut &&
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(!infoRec->maxOffPixWidth || (w <= infoRec->maxOffPixWidth)) &&
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(!infoRec->maxOffPixHeight || (h <= infoRec->maxOffPixHeight))) {
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PixmapLinkPtr pLink;
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PixmapPtr pScreenPix;
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FBAreaPtr area;
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int gran = 0;
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switch (pScrn->bitsPerPixel) {
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case 24:
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case 8:
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gran = 4;
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break;
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case 16:
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gran = 2;
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break;
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case 32:
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gran = 1;
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break;
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default:
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break;
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}
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if (BITMAP_SCANLINE_PAD == 64)
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gran *= 2;
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if (!(area = xf86AllocateOffscreenArea(pScreen, w, h, gran, 0,
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XAARemoveAreaCallback, NULL))) {
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goto BAILOUT;
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}
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if (!(pLink = malloc(sizeof(PixmapLink)))) {
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xf86FreeOffscreenArea(area);
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goto BAILOUT;
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}
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XAA_SCREEN_PROLOGUE(pScreen, CreatePixmap);
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pPix = (*pScreen->CreatePixmap) (pScreen, 0, 0, depth, usage_hint);
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XAA_SCREEN_EPILOGUE(pScreen, CreatePixmap, XAACreatePixmap);
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if (!pPix) {
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free(pLink);
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xf86FreeOffscreenArea(area);
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goto BAILOUT;
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}
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pScreenPix = (*pScreen->GetScreenPixmap) (pScreen);
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pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
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pPix->drawable.x = area->box.x1;
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pPix->drawable.y = area->box.y1;
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pPix->drawable.width = w;
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pPix->drawable.height = h;
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pPix->drawable.bitsPerPixel = pScrn->bitsPerPixel;
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pPix->devKind = pScreenPix->devKind;
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pPix->devPrivate.ptr = pScreenPix->devPrivate.ptr;
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area->devPrivate.ptr = pPix;
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pPriv->flags = OFFSCREEN;
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pPriv->offscreenArea = area;
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pPriv->freeData = FALSE;
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pLink->next = infoRec->OffscreenPixmaps;
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pLink->pPix = pPix;
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infoRec->OffscreenPixmaps = pLink;
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return pPix;
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}
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BAILOUT:
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XAA_SCREEN_PROLOGUE(pScreen, CreatePixmap);
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pPix = (*pScreen->CreatePixmap) (pScreen, w, h, depth, usage_hint);
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XAA_SCREEN_EPILOGUE(pScreen, CreatePixmap, XAACreatePixmap);
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if (pPix) {
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pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
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pPriv->flags = 0;
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pPriv->offscreenArea = NULL;
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pPriv->freeData = FALSE;
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if (!w || !h) /* either scratch or shared memory */
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pPriv->flags |= SHARED_PIXMAP;
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}
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return pPix;
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}
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static Bool
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XAADestroyPixmap(PixmapPtr pPix)
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{
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ScreenPtr pScreen = pPix->drawable.pScreen;
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XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
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XAAPixmapPtr pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
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Bool ret;
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if (pPix->refcnt == 1) {
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if (pPriv->flags & OFFSCREEN) {
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if (pPriv->flags & DGA_PIXMAP)
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free(pPriv->offscreenArea);
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else {
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FBAreaPtr area = pPriv->offscreenArea;
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PixmapLinkPtr pLink = infoRec->OffscreenPixmaps;
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PixmapLinkPtr prev = NULL;
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while (pLink->pPix != pPix) {
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prev = pLink;
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pLink = pLink->next;
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}
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if (prev)
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prev->next = pLink->next;
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else
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infoRec->OffscreenPixmaps = pLink->next;
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if (!area)
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area = pLink->area;
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xf86FreeOffscreenArea(area);
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pPriv->offscreenArea = NULL;
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free(pLink);
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}
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}
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if (pPriv->freeData) { /* pixmaps that were once in video ram */
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free(pPix->devPrivate.ptr);
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pPix->devPrivate.ptr = NULL;
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}
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}
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XAA_SCREEN_PROLOGUE(pScreen, DestroyPixmap);
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ret = (*pScreen->DestroyPixmap) (pPix);
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XAA_SCREEN_EPILOGUE(pScreen, DestroyPixmap, XAADestroyPixmap);
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return ret;
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}
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static Bool
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XAAChangeWindowAttributes(WindowPtr pWin, unsigned long mask)
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{
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ScreenPtr pScreen = pWin->drawable.pScreen;
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Bool ret;
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XAA_SCREEN_PROLOGUE(pScreen, ChangeWindowAttributes);
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ret = (*pScreen->ChangeWindowAttributes) (pWin, mask);
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XAA_SCREEN_EPILOGUE(pScreen, ChangeWindowAttributes,
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XAAChangeWindowAttributes);
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/* we have to assume that shared memory pixmaps are dirty
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because we can't wrap operations on them */
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if ((mask & CWBackPixmap) && (pWin->backgroundState == BackgroundPixmap) &&
|
|
PIXMAP_IS_SHARED(pWin->background.pixmap)) {
|
|
XAAPixmapPtr pPixPriv = XAA_GET_PIXMAP_PRIVATE(pWin->background.pixmap);
|
|
|
|
pPixPriv->flags |= DIRTY;
|
|
}
|
|
if ((mask & CWBorderPixmap) && !(pWin->borderIsPixel) &&
|
|
PIXMAP_IS_SHARED(pWin->border.pixmap)) {
|
|
XAAPixmapPtr pPixPriv = XAA_GET_PIXMAP_PRIVATE(pWin->border.pixmap);
|
|
|
|
pPixPriv->flags |= DIRTY;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* These two aren't really needed for anything */
|
|
|
|
static Bool
|
|
XAAEnterVT(ScrnInfoPtr pScrn)
|
|
{
|
|
Bool ret;
|
|
ScreenPtr pScreen = xf86ScrnToScreen(pScrn);
|
|
XAAScreenPtr pScreenPriv =
|
|
(XAAScreenPtr) dixLookupPrivate(&pScreen->devPrivates, XAAScreenKey);
|
|
|
|
pScrn->EnterVT = pScreenPriv->EnterVT;
|
|
ret = ((*pScreenPriv->EnterVT) (pScrn));
|
|
pScreenPriv->EnterVT = pScrn->EnterVT;
|
|
pScrn->EnterVT = XAAEnterVT;
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
XAALeaveVT(ScrnInfoPtr pScrn)
|
|
{
|
|
ScreenPtr pScreen = xf86ScrnToScreen(pScrn);
|
|
XAAScreenPtr pScreenPriv =
|
|
(XAAScreenPtr) dixLookupPrivate(&pScreen->devPrivates, XAAScreenKey);
|
|
XAAInfoRecPtr infoRec = pScreenPriv->AccelInfoRec;
|
|
|
|
if (infoRec->NeedToSync) {
|
|
(*infoRec->Sync) (infoRec->pScrn);
|
|
infoRec->NeedToSync = FALSE;
|
|
}
|
|
|
|
pScrn->LeaveVT = pScreenPriv->LeaveVT;
|
|
(*pScreenPriv->LeaveVT) (pScrn);
|
|
pScreenPriv->LeaveVT = pScrn->LeaveVT;
|
|
pScrn->LeaveVT = XAALeaveVT;
|
|
}
|
|
|
|
typedef struct {
|
|
Bool UsingPixmapCache;
|
|
Bool CanDoColor8x8;
|
|
Bool CanDoMono8x8;
|
|
} SavedCacheState, *SavedCacheStatePtr;
|
|
|
|
static int
|
|
XAASetDGAMode(ScrnInfoPtr pScrn, int num, DGADevicePtr devRet)
|
|
{
|
|
ScreenPtr pScreen = xf86ScrnToScreen(pScrn);
|
|
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
|
|
XAAScreenPtr pScreenPriv =
|
|
(XAAScreenPtr) dixLookupPrivate(&pScreen->devPrivates, XAAScreenKey);
|
|
int ret;
|
|
|
|
if (!num && infoRec->dgaSaves) { /* restore old pixmap cache state */
|
|
SavedCacheStatePtr state = (SavedCacheStatePtr) infoRec->dgaSaves;
|
|
|
|
infoRec->UsingPixmapCache = state->UsingPixmapCache;
|
|
infoRec->CanDoColor8x8 = state->CanDoColor8x8;
|
|
infoRec->CanDoMono8x8 = state->CanDoMono8x8;
|
|
free(infoRec->dgaSaves);
|
|
infoRec->dgaSaves = NULL;
|
|
}
|
|
|
|
ret = (*pScreenPriv->SetDGAMode) (pScrn, num, devRet);
|
|
if (ret != Success)
|
|
return ret;
|
|
|
|
if (num && devRet->pPix) { /* accelerate this pixmap */
|
|
XAAPixmapPtr pixPriv = XAA_GET_PIXMAP_PRIVATE(devRet->pPix);
|
|
FBAreaPtr area;
|
|
|
|
if ((area = malloc(sizeof(FBArea)))) {
|
|
area->pScreen = pScreen;
|
|
area->box.x1 = 0;
|
|
area->box.x2 = 0;
|
|
area->box.y1 = devRet->mode->pixmapWidth;
|
|
area->box.y2 = devRet->mode->pixmapHeight;
|
|
area->granularity = 0;
|
|
area->MoveAreaCallback = 0;
|
|
area->RemoveAreaCallback = 0;
|
|
area->devPrivate.ptr = 0;
|
|
|
|
pixPriv->flags |= OFFSCREEN | DGA_PIXMAP;
|
|
pixPriv->offscreenArea = area;
|
|
|
|
if (!infoRec->dgaSaves) { /* save pixmap cache state */
|
|
SavedCacheStatePtr state = malloc(sizeof(SavedCacheState));
|
|
|
|
state->UsingPixmapCache = infoRec->UsingPixmapCache;
|
|
state->CanDoColor8x8 = infoRec->CanDoColor8x8;
|
|
state->CanDoMono8x8 = infoRec->CanDoMono8x8;
|
|
infoRec->dgaSaves = (char *) state;
|
|
|
|
infoRec->UsingPixmapCache = FALSE;
|
|
if (infoRec->PixmapCacheFlags & CACHE_MONO_8x8)
|
|
infoRec->CanDoMono8x8 = FALSE;
|
|
if (infoRec->PixmapCacheFlags & CACHE_COLOR_8x8)
|
|
infoRec->CanDoColor8x8 = FALSE;
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
XAAEnableDisableFBAccess(ScrnInfoPtr pScrn, Bool enable)
|
|
{
|
|
ScreenPtr pScreen = xf86ScrnToScreen(pScrn);
|
|
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
|
|
XAAScreenPtr pScreenPriv =
|
|
(XAAScreenPtr) dixLookupPrivate(&pScreen->devPrivates, XAAScreenKey);
|
|
|
|
if (!enable) {
|
|
if ((infoRec->Flags & OFFSCREEN_PIXMAPS) && (infoRec->OffscreenPixmaps))
|
|
XAAMoveOutOffscreenPixmaps(pScreen);
|
|
if (infoRec->Flags & PIXMAP_CACHE)
|
|
XAAInvalidatePixmapCache(pScreen);
|
|
SwitchedOut = TRUE;
|
|
}
|
|
|
|
(*pScreenPriv->EnableDisableFBAccess) (pScrn, enable);
|
|
|
|
if (enable) {
|
|
if ((infoRec->Flags & OFFSCREEN_PIXMAPS) && (infoRec->OffscreenPixmaps))
|
|
XAAMoveInOffscreenPixmaps(pScreen);
|
|
SwitchedOut = FALSE;
|
|
}
|
|
}
|