diff options
Diffstat (limited to 'xorg-server/hw/xfree86/xaa/xaaInit.c')
| -rw-r--r-- | xorg-server/hw/xfree86/xaa/xaaInit.c | 1272 |
1 files changed, 637 insertions, 635 deletions
diff --git a/xorg-server/hw/xfree86/xaa/xaaInit.c b/xorg-server/hw/xfree86/xaa/xaaInit.c index ff1dd3d8b..661fa90ab 100644 --- a/xorg-server/hw/xfree86/xaa/xaaInit.c +++ b/xorg-server/hw/xfree86/xaa/xaaInit.c @@ -1,635 +1,637 @@ -
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include "misc.h"
-#include "xf86.h"
-#include "xf86_OSproc.h"
-
-#include <X11/X.h>
-#include "scrnintstr.h"
-#include "pixmapstr.h"
-#include "windowstr.h"
-#include "xf86str.h"
-#include "mi.h"
-#include "miline.h"
-#include "xaa.h"
-#include "xaalocal.h"
-#include "xaawrap.h"
-#include "xf86fbman.h"
-#include "servermd.h"
-#ifdef COMPOSITE
-#include "cw.h"
-#endif
-
-#define MAX_PREALLOC_MEM 65536 /* MUST be >= 1024 */
-
-#define MIN_OFFPIX_SIZE (320*200)
-
-static Bool XAACloseScreen(int i, ScreenPtr pScreen);
-static void XAAGetImage(DrawablePtr pDrawable, int sx, int sy, int w, int h,
- unsigned int format, unsigned long planemask,
- char *pdstLine);
-static void XAAGetSpans(DrawablePtr pDrawable, int wMax, DDXPointPtr ppt,
- int *pwidth, int nspans, char *pdstStart);
-static PixmapPtr XAACreatePixmap(ScreenPtr pScreen, int w, int h, int depth,
- unsigned usage_hint);
-static Bool XAADestroyPixmap(PixmapPtr pPixmap);
-static Bool XAAEnterVT (int index, int flags);
-static void XAALeaveVT (int index, int flags);
-static int XAASetDGAMode(int index, int num, DGADevicePtr devRet);
-static void XAAEnableDisableFBAccess (int index, Bool enable);
-static Bool XAAChangeWindowAttributes (WindowPtr pWin, unsigned long mask);
-
-static DevPrivateKeyRec XAAScreenKeyRec;
-#define XAAScreenKey (&XAAScreenKeyRec)
-static DevPrivateKeyRec XAAGCKeyRec;
-#define XAAGCKey (&XAAGCKeyRec)
-static DevPrivateKeyRec XAAPixmapKeyRec;
-#define XAAPixmapKey (&XAAPixmapKeyRec)
-
-DevPrivateKey XAAGetScreenKey(void) {
- return XAAScreenKey;
-}
-
-DevPrivateKey XAAGetGCKey(void) {
- return XAAGCKey;
-}
-
-DevPrivateKey XAAGetPixmapKey(void) {
- return XAAPixmapKey;
-}
-
-/* temp kludge */
-static Bool SwitchedOut = FALSE;
-
-XAAInfoRecPtr
-XAACreateInfoRec(void)
-{
- XAAInfoRecPtr infoRec;
-
- infoRec = calloc(1, sizeof(XAAInfoRec));
- if(infoRec)
- infoRec->CachePixelGranularity = -1;
-
- return infoRec;
-}
-
-void
-XAADestroyInfoRec(XAAInfoRecPtr infoRec)
-{
- if(!infoRec) return;
-
- if(infoRec->ClosePixmapCache)
- (*infoRec->ClosePixmapCache)(infoRec->pScrn->pScreen);
-
- free(infoRec->PreAllocMem);
-
- free(infoRec->PixmapCachePrivate);
-
- free(infoRec);
-}
-
-
-Bool
-XAAInit(ScreenPtr pScreen, XAAInfoRecPtr infoRec)
-{
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- XAAScreenPtr pScreenPriv;
- int i;
- PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
-
- /* Return successfully if no acceleration wanted */
- if (!infoRec)
- return TRUE;
-
- if (!dixRegisterPrivateKey(&XAAGCKeyRec, PRIVATE_GC, sizeof(XAAGCRec)))
- return FALSE;
-
- if (!dixRegisterPrivateKey(&XAAPixmapKeyRec, PRIVATE_PIXMAP, sizeof(XAAPixmapRec)))
- return FALSE;
-
- if (!dixRegisterPrivateKey(&XAAScreenKeyRec, PRIVATE_SCREEN, 0))
- return FALSE;
-
- if (!(pScreenPriv = malloc(sizeof(XAAScreenRec))))
- return FALSE;
-
- dixSetPrivate(&pScreen->devPrivates, XAAScreenKey, pScreenPriv);
-
- if(!xf86FBManagerRunning(pScreen))
- infoRec->Flags &= ~(PIXMAP_CACHE | OFFSCREEN_PIXMAPS);
- if(!(infoRec->Flags & LINEAR_FRAMEBUFFER))
- infoRec->Flags &= ~OFFSCREEN_PIXMAPS;
-
- if(!infoRec->FullPlanemask) { /* for backwards compatibility */
- infoRec->FullPlanemask = (1 << pScrn->depth) - 1;
- infoRec->FullPlanemasks[pScrn->depth - 1] = infoRec->FullPlanemask;
- }
-
- for(i = 0; i < 32; i++) {
- if(!infoRec->FullPlanemasks[i]) /* keep any set by caller */
- infoRec->FullPlanemasks[i] = (1 << (i+1)) - 1;
- }
-
- if(!XAAInitAccel(pScreen, infoRec)) return FALSE;
- pScreenPriv->AccelInfoRec = infoRec;
- infoRec->ScratchGC.pScreen = pScreen;
-
-
- if(!infoRec->GetImage)
- infoRec->GetImage = XAAGetImage;
- if(!infoRec->GetSpans)
- infoRec->GetSpans = XAAGetSpans;
- if(!infoRec->CopyWindow)
- infoRec->CopyWindow = XAACopyWindow;
-
- pScreenPriv->CreateGC = pScreen->CreateGC;
- pScreen->CreateGC = XAACreateGC;
- pScreenPriv->CloseScreen = pScreen->CloseScreen;
- pScreen->CloseScreen = XAACloseScreen;
- pScreenPriv->GetImage = pScreen->GetImage;
- pScreen->GetImage = infoRec->GetImage;
- pScreenPriv->GetSpans = pScreen->GetSpans;
- pScreen->GetSpans = infoRec->GetSpans;
- pScreenPriv->CopyWindow = pScreen->CopyWindow;
- pScreen->CopyWindow = infoRec->CopyWindow;
- pScreenPriv->CreatePixmap = pScreen->CreatePixmap;
- pScreen->CreatePixmap = XAACreatePixmap;
- pScreenPriv->DestroyPixmap = pScreen->DestroyPixmap;
- pScreen->DestroyPixmap = XAADestroyPixmap;
- pScreenPriv->ChangeWindowAttributes = pScreen->ChangeWindowAttributes;
- pScreen->ChangeWindowAttributes = XAAChangeWindowAttributes;
-
- pScreenPriv->EnterVT = pScrn->EnterVT;
- pScrn->EnterVT = XAAEnterVT;
- pScreenPriv->LeaveVT = pScrn->LeaveVT;
- pScrn->LeaveVT = XAALeaveVT;
- pScreenPriv->SetDGAMode = pScrn->SetDGAMode;
- pScrn->SetDGAMode = XAASetDGAMode;
- pScreenPriv->EnableDisableFBAccess = pScrn->EnableDisableFBAccess;
- pScrn->EnableDisableFBAccess = XAAEnableDisableFBAccess;
-
- pScreenPriv->WindowExposures = pScreen->WindowExposures;
- if (ps)
- {
- pScreenPriv->Composite = ps->Composite;
- ps->Composite = XAAComposite;
- pScreenPriv->Glyphs = ps->Glyphs;
- ps->Glyphs = XAAGlyphs;
- }
- if(pScrn->overlayFlags & OVERLAY_8_32_PLANAR)
- XAASetupOverlay8_32Planar(pScreen);
-
- infoRec->PreAllocMem = malloc(MAX_PREALLOC_MEM);
- if(infoRec->PreAllocMem)
- infoRec->PreAllocSize = MAX_PREALLOC_MEM;
-
- if(infoRec->Flags & PIXMAP_CACHE)
- xf86RegisterFreeBoxCallback(pScreen, infoRec->InitPixmapCache,
- (pointer)infoRec);
-
- if(infoRec->Flags & MICROSOFT_ZERO_LINE_BIAS)
- miSetZeroLineBias(pScreen, OCTANT1 | OCTANT2 | OCTANT3 | OCTANT4);
-
-#ifdef COMPOSITE
- /* Initialize the composite wrapper. This needs to happen after the
- * wrapping above (so it comes before us), but before all other extensions,
- * so it doesn't confuse them. (particularly damage).
- */
- miInitializeCompositeWrapper(pScreen);
-#endif
-
- return TRUE;
-}
-
-
-
-static Bool
-XAACloseScreen (int i, ScreenPtr pScreen)
-{
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- XAAScreenPtr pScreenPriv =
- (XAAScreenPtr)dixLookupPrivate(&pScreen->devPrivates, XAAScreenKey);
-
- pScrn->EnterVT = pScreenPriv->EnterVT;
- pScrn->LeaveVT = pScreenPriv->LeaveVT;
- pScrn->EnableDisableFBAccess = pScreenPriv->EnableDisableFBAccess;
-
- pScreen->CreateGC = pScreenPriv->CreateGC;
- pScreen->CloseScreen = pScreenPriv->CloseScreen;
- pScreen->GetImage = pScreenPriv->GetImage;
- pScreen->GetSpans = pScreenPriv->GetSpans;
- pScreen->CopyWindow = pScreenPriv->CopyWindow;
- pScreen->WindowExposures = pScreenPriv->WindowExposures;
- pScreen->CreatePixmap = pScreenPriv->CreatePixmap;
- pScreen->DestroyPixmap = pScreenPriv->DestroyPixmap;
- pScreen->ChangeWindowAttributes = pScreenPriv->ChangeWindowAttributes;
-
- /* We leave it up to the client to free the XAAInfoRec */
-
- free((pointer) pScreenPriv);
-
- return (*pScreen->CloseScreen) (i, pScreen);
-}
-
-static void
-XAAGetImage (
- DrawablePtr pDraw,
- int sx, int sy, int w, int h,
- unsigned int format,
- unsigned long planemask,
- char *pdstLine
-)
-{
- ScreenPtr pScreen = pDraw->pScreen;
- XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
- ScrnInfoPtr pScrn = infoRec->pScrn;
-
- if(pScrn->vtSema &&
- ((pDraw->type == DRAWABLE_WINDOW) || IS_OFFSCREEN_PIXMAP(pDraw)))
- {
- if(infoRec->ReadPixmap && (format == ZPixmap) &&
- ((planemask & infoRec->FullPlanemasks[pDraw->depth - 1]) ==
- infoRec->FullPlanemasks[pDraw->depth - 1]) &&
- (pDraw->bitsPerPixel == BitsPerPixel(pDraw->depth)))
- {
- (*infoRec->ReadPixmap)(pScrn,
- sx + pDraw->x, sy + pDraw->y, w, h,
- (unsigned char *)pdstLine,
- PixmapBytePad(w, pDraw->depth),
- pDraw->bitsPerPixel, pDraw->depth);
- return;
- }
- SYNC_CHECK(pDraw);
- }
-
- XAA_SCREEN_PROLOGUE (pScreen, GetImage);
- (*pScreen->GetImage) (pDraw, sx, sy, w, h, format, planemask, pdstLine);
- XAA_SCREEN_EPILOGUE (pScreen, GetImage, XAAGetImage);
-}
-
-static void
-XAAGetSpans (
- DrawablePtr pDraw,
- int wMax,
- DDXPointPtr ppt,
- int *pwidth,
- int nspans,
- char *pdstStart
-)
-{
- ScreenPtr pScreen = pDraw->pScreen;
- XAA_SCREEN_PROLOGUE (pScreen, GetSpans);
- if(xf86Screens[pScreen->myNum]->vtSema &&
- ((pDraw->type == DRAWABLE_WINDOW) || IS_OFFSCREEN_PIXMAP(pDraw))) {
- SYNC_CHECK(pDraw);
- }
- (*pScreen->GetSpans) (pDraw, wMax, ppt, pwidth, nspans, pdstStart);
- XAA_SCREEN_EPILOGUE (pScreen, GetSpans, XAAGetSpans);
-}
-
-
-static int
-XAAPixmapBPP (ScreenPtr pScreen, int depth)
-{
- PixmapPtr pPix;
- int bpp;
- DestroyPixmapProcPtr destroyPixmap;
-
- XAA_SCREEN_PROLOGUE (pScreen, CreatePixmap);
- pPix = (*pScreen->CreatePixmap) (pScreen, 1, 1, depth,
- CREATE_PIXMAP_USAGE_SCRATCH);
- XAA_SCREEN_EPILOGUE (pScreen, CreatePixmap, XAACreatePixmap);
- if (!pPix)
- return 0;
- bpp = pPix->drawable.bitsPerPixel;
- destroyPixmap = pScreen->DestroyPixmap;
- XAA_SCREEN_PROLOGUE (pScreen, DestroyPixmap);
- (*pScreen->DestroyPixmap) (pPix);
- XAA_SCREEN_EPILOGUE (pScreen, DestroyPixmap, destroyPixmap);
- return bpp;
-}
-
-static void
-XAAInitializeOffscreenDepths (ScreenPtr pScreen)
-{
- XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- int d, dep;
-
- infoRec->offscreenDepthsInitialized = TRUE;
- infoRec->offscreenDepths = 0;
- if (infoRec->Flags & OFFSCREEN_PIXMAPS) {
- for (d = 0; d < pScreen->numDepths; d++) {
- dep = pScreen->allowedDepths[d].depth;
- if (XAAPixmapBPP (pScreen, dep) == pScrn->bitsPerPixel)
- infoRec->offscreenDepths |= (1 << (dep - 1));
- }
- }
-}
-
-static PixmapPtr
-XAACreatePixmap(ScreenPtr pScreen, int w, int h, int depth, unsigned usage_hint)
-{
- XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- XAAPixmapPtr pPriv;
- PixmapPtr pPix = NULL;
- int size = w * h;
-
- if (w > 32767 || h > 32767)
- return NullPixmap;
-
- if (!infoRec->offscreenDepthsInitialized)
- XAAInitializeOffscreenDepths (pScreen);
-
- if(pScrn->vtSema &&
- (usage_hint != CREATE_PIXMAP_USAGE_GLYPH_PICTURE) &&
- (infoRec->offscreenDepths & (1 << (depth - 1))) &&
- (size >= MIN_OFFPIX_SIZE) && !SwitchedOut &&
- (!infoRec->maxOffPixWidth || (w <= infoRec->maxOffPixWidth)) &&
- (!infoRec->maxOffPixHeight || (h <= infoRec->maxOffPixHeight)) )
- {
- PixmapLinkPtr pLink;
- PixmapPtr pScreenPix;
- FBAreaPtr area;
- int gran = 0;
-
- switch(pScrn->bitsPerPixel) {
- case 24:
- case 8: gran = 4; break;
- case 16: gran = 2; break;
- case 32: gran = 1; break;
- default: break;
- }
-
- if(BITMAP_SCANLINE_PAD == 64)
- gran *= 2;
-
- if(!(area = xf86AllocateOffscreenArea(pScreen, w, h, gran, 0,
- XAARemoveAreaCallback, NULL))) {
- goto BAILOUT;
- }
-
- if(!(pLink = malloc(sizeof(PixmapLink)))) {
- xf86FreeOffscreenArea(area);
- goto BAILOUT;
- }
-
- XAA_SCREEN_PROLOGUE (pScreen, CreatePixmap);
- pPix = (*pScreen->CreatePixmap) (pScreen, 0, 0, depth, usage_hint);
- XAA_SCREEN_EPILOGUE (pScreen, CreatePixmap, XAACreatePixmap);
-
- if (!pPix) {
- free(pLink);
- xf86FreeOffscreenArea(area);
- goto BAILOUT;
- }
-
- pScreenPix = (*pScreen->GetScreenPixmap)(pScreen);
-
- pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
- pPix->drawable.x = area->box.x1;
- pPix->drawable.y = area->box.y1;
- pPix->drawable.width = w;
- pPix->drawable.height = h;
- pPix->drawable.bitsPerPixel = pScrn->bitsPerPixel;
- pPix->devKind = pScreenPix->devKind;
- pPix->devPrivate.ptr = pScreenPix->devPrivate.ptr;
- area->devPrivate.ptr = pPix;
-
- pPriv->flags = OFFSCREEN;
- pPriv->offscreenArea = area;
- pPriv->freeData = FALSE;
-
- pLink->next = infoRec->OffscreenPixmaps;
- pLink->pPix = pPix;
- infoRec->OffscreenPixmaps = pLink;
- return pPix;
- }
-BAILOUT:
- XAA_SCREEN_PROLOGUE (pScreen, CreatePixmap);
- pPix = (*pScreen->CreatePixmap) (pScreen, w, h, depth, usage_hint);
- XAA_SCREEN_EPILOGUE (pScreen, CreatePixmap, XAACreatePixmap);
-
- if(pPix) {
- pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
- pPriv->flags = 0;
- pPriv->offscreenArea = NULL;
- pPriv->freeData = FALSE;
- if(!w || !h) /* either scratch or shared memory */
- pPriv->flags |= SHARED_PIXMAP;
- }
-
- return pPix;
-}
-
-static Bool
-XAADestroyPixmap(PixmapPtr pPix)
-{
- ScreenPtr pScreen = pPix->drawable.pScreen;
- XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
- XAAPixmapPtr pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
- Bool ret;
-
- if(pPix->refcnt == 1) {
- if(pPriv->flags & OFFSCREEN) {
- if(pPriv->flags & DGA_PIXMAP)
- free(pPriv->offscreenArea);
- else {
- FBAreaPtr area = pPriv->offscreenArea;
- PixmapLinkPtr pLink = infoRec->OffscreenPixmaps;
- PixmapLinkPtr prev = NULL;
-
- while(pLink->pPix != pPix) {
- prev = pLink;
- pLink = pLink->next;
- }
-
- if(prev) prev->next = pLink->next;
- else infoRec->OffscreenPixmaps = pLink->next;
-
- if(!area) area = pLink->area;
-
- xf86FreeOffscreenArea(area);
- pPriv->offscreenArea = NULL;
- free(pLink);
- }
- }
-
- if(pPriv->freeData) { /* pixmaps that were once in video ram */
- free(pPix->devPrivate.ptr);
- pPix->devPrivate.ptr = NULL;
- }
- }
-
- XAA_SCREEN_PROLOGUE (pScreen, DestroyPixmap);
- ret = (*pScreen->DestroyPixmap) (pPix);
- XAA_SCREEN_EPILOGUE (pScreen, DestroyPixmap, XAADestroyPixmap);
-
- return ret;
-}
-
-static Bool
-XAAChangeWindowAttributes (WindowPtr pWin, unsigned long mask)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- Bool ret;
-
- XAA_SCREEN_PROLOGUE (pScreen, ChangeWindowAttributes);
- ret = (*pScreen->ChangeWindowAttributes) (pWin, mask);
- XAA_SCREEN_EPILOGUE (pScreen, ChangeWindowAttributes, XAAChangeWindowAttributes);
-
- /* we have to assume that shared memory pixmaps are dirty
- because we can't wrap operations on them */
-
- 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(int index, int flags)
-{
- ScrnInfoPtr pScrn = xf86Screens[index];
- Bool ret;
- ScreenPtr pScreen = screenInfo.screens[index];
- XAAScreenPtr pScreenPriv =
- (XAAScreenPtr)dixLookupPrivate(&pScreen->devPrivates, XAAScreenKey);
-
- pScrn->EnterVT = pScreenPriv->EnterVT;
- ret = ((*pScreenPriv->EnterVT)(index, flags));
- pScreenPriv->EnterVT = pScrn->EnterVT;
- pScrn->EnterVT = XAAEnterVT;
- return ret;
-}
-
-static void
-XAALeaveVT(int index, int flags)
-{
- ScrnInfoPtr pScrn = xf86Screens[index];
- ScreenPtr pScreen = screenInfo.screens[index];
- 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)(index, flags);
- pScreenPriv->LeaveVT = pScrn->LeaveVT;
- pScrn->LeaveVT = XAALeaveVT;
-}
-
-typedef struct {
- Bool UsingPixmapCache;
- Bool CanDoColor8x8;
- Bool CanDoMono8x8;
-} SavedCacheState, *SavedCacheStatePtr;
-
-static int
-XAASetDGAMode(int index, int num, DGADevicePtr devRet)
-{
- ScreenPtr pScreen = screenInfo.screens[index];
- 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)(index, 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 (int index, Bool enable)
-{
- ScreenPtr pScreen = screenInfo.screens[index];
- 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)(index, enable);
-
- if(enable) {
- if((infoRec->Flags & OFFSCREEN_PIXMAPS) && (infoRec->OffscreenPixmaps))
- XAAMoveInOffscreenPixmaps(pScreen);
- SwitchedOut = FALSE;
- }
-}
+ +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include "misc.h" +#include "xf86.h" +#include "xf86_OSproc.h" + +#include <X11/X.h> +#include "scrnintstr.h" +#include "pixmapstr.h" +#include "windowstr.h" +#include "xf86str.h" +#include "mi.h" +#include "miline.h" +#include "xaa.h" +#include "xaalocal.h" +#include "xaawrap.h" +#include "xf86fbman.h" +#include "servermd.h" +#ifdef COMPOSITE +#include "cw.h" +#endif + +#define MAX_PREALLOC_MEM 65536 /* MUST be >= 1024 */ + +#define MIN_OFFPIX_SIZE (320*200) + +static Bool XAACloseScreen(int i, ScreenPtr pScreen); +static void XAAGetImage(DrawablePtr pDrawable, int sx, int sy, int w, int h, + unsigned int format, unsigned long planemask, + char *pdstLine); +static void XAAGetSpans(DrawablePtr pDrawable, int wMax, DDXPointPtr ppt, + int *pwidth, int nspans, char *pdstStart); +static PixmapPtr XAACreatePixmap(ScreenPtr pScreen, int w, int h, int depth, + unsigned usage_hint); +static Bool XAADestroyPixmap(PixmapPtr pPixmap); +static Bool XAAEnterVT(int index, int flags); +static void XAALeaveVT(int index, int flags); +static int XAASetDGAMode(int index, int num, DGADevicePtr devRet); +static void XAAEnableDisableFBAccess(int index, Bool enable); +static Bool XAAChangeWindowAttributes(WindowPtr pWin, unsigned long mask); + +static DevPrivateKeyRec XAAScreenKeyRec; + +#define XAAScreenKey (&XAAScreenKeyRec) +static DevPrivateKeyRec XAAGCKeyRec; + +#define XAAGCKey (&XAAGCKeyRec) +static DevPrivateKeyRec XAAPixmapKeyRec; + +#define XAAPixmapKey (&XAAPixmapKeyRec) + +DevPrivateKey +XAAGetScreenKey(void) +{ + return XAAScreenKey; +} + +DevPrivateKey +XAAGetGCKey(void) +{ + return XAAGCKey; +} + +DevPrivateKey +XAAGetPixmapKey(void) +{ + return XAAPixmapKey; +} + +/* temp kludge */ +static Bool SwitchedOut = FALSE; + +XAAInfoRecPtr +XAACreateInfoRec(void) +{ + XAAInfoRecPtr infoRec; + + infoRec = calloc(1, sizeof(XAAInfoRec)); + if (infoRec) + infoRec->CachePixelGranularity = -1; + + return infoRec; +} + +void +XAADestroyInfoRec(XAAInfoRecPtr infoRec) +{ + if (!infoRec) + return; + + if (infoRec->ClosePixmapCache) + (*infoRec->ClosePixmapCache) (infoRec->pScrn->pScreen); + + free(infoRec->PreAllocMem); + + free(infoRec->PixmapCachePrivate); + + free(infoRec); +} + +Bool +XAAInit(ScreenPtr pScreen, XAAInfoRecPtr infoRec) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + XAAScreenPtr pScreenPriv; + int i; + PictureScreenPtr ps = GetPictureScreenIfSet(pScreen); + + /* Return successfully if no acceleration wanted */ + if (!infoRec) + return TRUE; + + if (!dixRegisterPrivateKey(&XAAGCKeyRec, PRIVATE_GC, sizeof(XAAGCRec))) + return FALSE; + + if (!dixRegisterPrivateKey + (&XAAPixmapKeyRec, PRIVATE_PIXMAP, sizeof(XAAPixmapRec))) + return FALSE; + + if (!dixRegisterPrivateKey(&XAAScreenKeyRec, PRIVATE_SCREEN, 0)) + return FALSE; + + if (!(pScreenPriv = malloc(sizeof(XAAScreenRec)))) + return FALSE; + + dixSetPrivate(&pScreen->devPrivates, XAAScreenKey, pScreenPriv); + + if (!xf86FBManagerRunning(pScreen)) + infoRec->Flags &= ~(PIXMAP_CACHE | OFFSCREEN_PIXMAPS); + if (!(infoRec->Flags & LINEAR_FRAMEBUFFER)) + infoRec->Flags &= ~OFFSCREEN_PIXMAPS; + + if (!infoRec->FullPlanemask) { /* for backwards compatibility */ + infoRec->FullPlanemask = (1 << pScrn->depth) - 1; + infoRec->FullPlanemasks[pScrn->depth - 1] = infoRec->FullPlanemask; + } + + for (i = 0; i < 32; i++) { + if (!infoRec->FullPlanemasks[i]) /* keep any set by caller */ + infoRec->FullPlanemasks[i] = (1 << (i + 1)) - 1; + } + + if (!XAAInitAccel(pScreen, infoRec)) + return FALSE; + pScreenPriv->AccelInfoRec = infoRec; + infoRec->ScratchGC.pScreen = pScreen; + + if (!infoRec->GetImage) + infoRec->GetImage = XAAGetImage; + if (!infoRec->GetSpans) + infoRec->GetSpans = XAAGetSpans; + if (!infoRec->CopyWindow) + infoRec->CopyWindow = XAACopyWindow; + + pScreenPriv->CreateGC = pScreen->CreateGC; + pScreen->CreateGC = XAACreateGC; + pScreenPriv->CloseScreen = pScreen->CloseScreen; + pScreen->CloseScreen = XAACloseScreen; + pScreenPriv->GetImage = pScreen->GetImage; + pScreen->GetImage = infoRec->GetImage; + pScreenPriv->GetSpans = pScreen->GetSpans; + pScreen->GetSpans = infoRec->GetSpans; + pScreenPriv->CopyWindow = pScreen->CopyWindow; + pScreen->CopyWindow = infoRec->CopyWindow; + pScreenPriv->CreatePixmap = pScreen->CreatePixmap; + pScreen->CreatePixmap = XAACreatePixmap; + pScreenPriv->DestroyPixmap = pScreen->DestroyPixmap; + pScreen->DestroyPixmap = XAADestroyPixmap; + pScreenPriv->ChangeWindowAttributes = pScreen->ChangeWindowAttributes; + pScreen->ChangeWindowAttributes = XAAChangeWindowAttributes; + + pScreenPriv->EnterVT = pScrn->EnterVT; + pScrn->EnterVT = XAAEnterVT; + pScreenPriv->LeaveVT = pScrn->LeaveVT; + pScrn->LeaveVT = XAALeaveVT; + pScreenPriv->SetDGAMode = pScrn->SetDGAMode; + pScrn->SetDGAMode = XAASetDGAMode; + pScreenPriv->EnableDisableFBAccess = pScrn->EnableDisableFBAccess; + pScrn->EnableDisableFBAccess = XAAEnableDisableFBAccess; + + pScreenPriv->WindowExposures = pScreen->WindowExposures; + if (ps) { + pScreenPriv->Composite = ps->Composite; + ps->Composite = XAAComposite; + pScreenPriv->Glyphs = ps->Glyphs; + ps->Glyphs = XAAGlyphs; + } + if (pScrn->overlayFlags & OVERLAY_8_32_PLANAR) + XAASetupOverlay8_32Planar(pScreen); + + infoRec->PreAllocMem = malloc(MAX_PREALLOC_MEM); + if (infoRec->PreAllocMem) + infoRec->PreAllocSize = MAX_PREALLOC_MEM; + + if (infoRec->Flags & PIXMAP_CACHE) + xf86RegisterFreeBoxCallback(pScreen, infoRec->InitPixmapCache, + (pointer) infoRec); + + if (infoRec->Flags & MICROSOFT_ZERO_LINE_BIAS) + miSetZeroLineBias(pScreen, OCTANT1 | OCTANT2 | OCTANT3 | OCTANT4); + +#ifdef COMPOSITE + /* Initialize the composite wrapper. This needs to happen after the + * wrapping above (so it comes before us), but before all other extensions, + * so it doesn't confuse them. (particularly damage). + */ + miInitializeCompositeWrapper(pScreen); +#endif + + return TRUE; +} + +static Bool +XAACloseScreen(int i, ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + XAAScreenPtr pScreenPriv = + (XAAScreenPtr) dixLookupPrivate(&pScreen->devPrivates, XAAScreenKey); + + pScrn->EnterVT = pScreenPriv->EnterVT; + pScrn->LeaveVT = pScreenPriv->LeaveVT; + pScrn->EnableDisableFBAccess = pScreenPriv->EnableDisableFBAccess; + + pScreen->CreateGC = pScreenPriv->CreateGC; + pScreen->CloseScreen = pScreenPriv->CloseScreen; + pScreen->GetImage = pScreenPriv->GetImage; + pScreen->GetSpans = pScreenPriv->GetSpans; + pScreen->CopyWindow = pScreenPriv->CopyWindow; + pScreen->WindowExposures = pScreenPriv->WindowExposures; + pScreen->CreatePixmap = pScreenPriv->CreatePixmap; + pScreen->DestroyPixmap = pScreenPriv->DestroyPixmap; + pScreen->ChangeWindowAttributes = pScreenPriv->ChangeWindowAttributes; + + /* We leave it up to the client to free the XAAInfoRec */ + + free((pointer) pScreenPriv); + + return (*pScreen->CloseScreen) (i, pScreen); +} + +static void +XAAGetImage(DrawablePtr pDraw, + int sx, int sy, int w, int h, + unsigned int format, unsigned long planemask, char *pdstLine) +{ + ScreenPtr pScreen = pDraw->pScreen; + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen); + ScrnInfoPtr pScrn = infoRec->pScrn; + + if (pScrn->vtSema && + ((pDraw->type == DRAWABLE_WINDOW) || IS_OFFSCREEN_PIXMAP(pDraw))) { + if (infoRec->ReadPixmap && (format == ZPixmap) && + ((planemask & infoRec->FullPlanemasks[pDraw->depth - 1]) == + infoRec->FullPlanemasks[pDraw->depth - 1]) && + (pDraw->bitsPerPixel == BitsPerPixel(pDraw->depth))) { + (*infoRec->ReadPixmap) (pScrn, + sx + pDraw->x, sy + pDraw->y, w, h, + (unsigned char *) pdstLine, + PixmapBytePad(w, pDraw->depth), + pDraw->bitsPerPixel, pDraw->depth); + return; + } + SYNC_CHECK(pDraw); + } + + XAA_SCREEN_PROLOGUE(pScreen, GetImage); + (*pScreen->GetImage) (pDraw, sx, sy, w, h, format, planemask, pdstLine); + XAA_SCREEN_EPILOGUE(pScreen, GetImage, XAAGetImage); +} + +static void +XAAGetSpans(DrawablePtr pDraw, + int wMax, DDXPointPtr ppt, int *pwidth, int nspans, char *pdstStart) +{ + ScreenPtr pScreen = pDraw->pScreen; + + XAA_SCREEN_PROLOGUE(pScreen, GetSpans); + if (xf86Screens[pScreen->myNum]->vtSema && + ((pDraw->type == DRAWABLE_WINDOW) || IS_OFFSCREEN_PIXMAP(pDraw))) { + SYNC_CHECK(pDraw); + } + (*pScreen->GetSpans) (pDraw, wMax, ppt, pwidth, nspans, pdstStart); + XAA_SCREEN_EPILOGUE(pScreen, GetSpans, XAAGetSpans); +} + +static int +XAAPixmapBPP(ScreenPtr pScreen, int depth) +{ + PixmapPtr pPix; + int bpp; + DestroyPixmapProcPtr destroyPixmap; + + XAA_SCREEN_PROLOGUE(pScreen, CreatePixmap); + pPix = (*pScreen->CreatePixmap) (pScreen, 1, 1, depth, + CREATE_PIXMAP_USAGE_SCRATCH); + XAA_SCREEN_EPILOGUE(pScreen, CreatePixmap, XAACreatePixmap); + if (!pPix) + return 0; + bpp = pPix->drawable.bitsPerPixel; + destroyPixmap = pScreen->DestroyPixmap; + XAA_SCREEN_PROLOGUE(pScreen, DestroyPixmap); + (*pScreen->DestroyPixmap) (pPix); + XAA_SCREEN_EPILOGUE(pScreen, DestroyPixmap, destroyPixmap); + return bpp; +} + +static void +XAAInitializeOffscreenDepths(ScreenPtr pScreen) +{ + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen); + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + int d, dep; + + infoRec->offscreenDepthsInitialized = TRUE; + infoRec->offscreenDepths = 0; + if (infoRec->Flags & OFFSCREEN_PIXMAPS) { + for (d = 0; d < pScreen->numDepths; d++) { + dep = pScreen->allowedDepths[d].depth; + if (XAAPixmapBPP(pScreen, dep) == pScrn->bitsPerPixel) + infoRec->offscreenDepths |= (1 << (dep - 1)); + } + } +} + +static PixmapPtr +XAACreatePixmap(ScreenPtr pScreen, int w, int h, int depth, unsigned usage_hint) +{ + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen); + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + XAAPixmapPtr pPriv; + PixmapPtr pPix = NULL; + int size = w * h; + + if (w > 32767 || h > 32767) + return NullPixmap; + + if (!infoRec->offscreenDepthsInitialized) + XAAInitializeOffscreenDepths(pScreen); + + if (pScrn->vtSema && + (usage_hint != CREATE_PIXMAP_USAGE_GLYPH_PICTURE) && + (infoRec->offscreenDepths & (1 << (depth - 1))) && + (size >= MIN_OFFPIX_SIZE) && !SwitchedOut && + (!infoRec->maxOffPixWidth || (w <= infoRec->maxOffPixWidth)) && + (!infoRec->maxOffPixHeight || (h <= infoRec->maxOffPixHeight))) { + PixmapLinkPtr pLink; + PixmapPtr pScreenPix; + FBAreaPtr area; + int gran = 0; + + switch (pScrn->bitsPerPixel) { + case 24: + case 8: + gran = 4; + break; + case 16: + gran = 2; + break; + case 32: + gran = 1; + break; + default: + break; + } + + if (BITMAP_SCANLINE_PAD == 64) + gran *= 2; + + if (!(area = xf86AllocateOffscreenArea(pScreen, w, h, gran, 0, + XAARemoveAreaCallback, NULL))) { + goto BAILOUT; + } + + if (!(pLink = malloc(sizeof(PixmapLink)))) { + xf86FreeOffscreenArea(area); + goto BAILOUT; + } + + XAA_SCREEN_PROLOGUE(pScreen, CreatePixmap); + pPix = (*pScreen->CreatePixmap) (pScreen, 0, 0, depth, usage_hint); + XAA_SCREEN_EPILOGUE(pScreen, CreatePixmap, XAACreatePixmap); + + if (!pPix) { + free(pLink); + xf86FreeOffscreenArea(area); + goto BAILOUT; + } + + pScreenPix = (*pScreen->GetScreenPixmap) (pScreen); + + pPriv = XAA_GET_PIXMAP_PRIVATE(pPix); + pPix->drawable.x = area->box.x1; + pPix->drawable.y = area->box.y1; + pPix->drawable.width = w; + pPix->drawable.height = h; + pPix->drawable.bitsPerPixel = pScrn->bitsPerPixel; + pPix->devKind = pScreenPix->devKind; + pPix->devPrivate.ptr = pScreenPix->devPrivate.ptr; + area->devPrivate.ptr = pPix; + + pPriv->flags = OFFSCREEN; + pPriv->offscreenArea = area; + pPriv->freeData = FALSE; + + pLink->next = infoRec->OffscreenPixmaps; + pLink->pPix = pPix; + infoRec->OffscreenPixmaps = pLink; + return pPix; + } + BAILOUT: + XAA_SCREEN_PROLOGUE(pScreen, CreatePixmap); + pPix = (*pScreen->CreatePixmap) (pScreen, w, h, depth, usage_hint); + XAA_SCREEN_EPILOGUE(pScreen, CreatePixmap, XAACreatePixmap); + + if (pPix) { + pPriv = XAA_GET_PIXMAP_PRIVATE(pPix); + pPriv->flags = 0; + pPriv->offscreenArea = NULL; + pPriv->freeData = FALSE; + if (!w || !h) /* either scratch or shared memory */ + pPriv->flags |= SHARED_PIXMAP; + } + + return pPix; +} + +static Bool +XAADestroyPixmap(PixmapPtr pPix) +{ + ScreenPtr pScreen = pPix->drawable.pScreen; + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen); + XAAPixmapPtr pPriv = XAA_GET_PIXMAP_PRIVATE(pPix); + Bool ret; + + if (pPix->refcnt == 1) { + if (pPriv->flags & OFFSCREEN) { + if (pPriv->flags & DGA_PIXMAP) + free(pPriv->offscreenArea); + else { + FBAreaPtr area = pPriv->offscreenArea; + PixmapLinkPtr pLink = infoRec->OffscreenPixmaps; + PixmapLinkPtr prev = NULL; + + while (pLink->pPix != pPix) { + prev = pLink; + pLink = pLink->next; + } + + if (prev) + prev->next = pLink->next; + else + infoRec->OffscreenPixmaps = pLink->next; + + if (!area) + area = pLink->area; + + xf86FreeOffscreenArea(area); + pPriv->offscreenArea = NULL; + free(pLink); + } + } + + if (pPriv->freeData) { /* pixmaps that were once in video ram */ + free(pPix->devPrivate.ptr); + pPix->devPrivate.ptr = NULL; + } + } + + XAA_SCREEN_PROLOGUE(pScreen, DestroyPixmap); + ret = (*pScreen->DestroyPixmap) (pPix); + XAA_SCREEN_EPILOGUE(pScreen, DestroyPixmap, XAADestroyPixmap); + + return ret; +} + +static Bool +XAAChangeWindowAttributes(WindowPtr pWin, unsigned long mask) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + Bool ret; + + XAA_SCREEN_PROLOGUE(pScreen, ChangeWindowAttributes); + ret = (*pScreen->ChangeWindowAttributes) (pWin, mask); + XAA_SCREEN_EPILOGUE(pScreen, ChangeWindowAttributes, + XAAChangeWindowAttributes); + + /* we have to assume that shared memory pixmaps are dirty + because we can't wrap operations on them */ + + 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(int index, int flags) +{ + ScrnInfoPtr pScrn = xf86Screens[index]; + Bool ret; + ScreenPtr pScreen = screenInfo.screens[index]; + XAAScreenPtr pScreenPriv = + (XAAScreenPtr) dixLookupPrivate(&pScreen->devPrivates, XAAScreenKey); + + pScrn->EnterVT = pScreenPriv->EnterVT; + ret = ((*pScreenPriv->EnterVT) (index, flags)); + pScreenPriv->EnterVT = pScrn->EnterVT; + pScrn->EnterVT = XAAEnterVT; + return ret; +} + +static void +XAALeaveVT(int index, int flags) +{ + ScrnInfoPtr pScrn = xf86Screens[index]; + ScreenPtr pScreen = screenInfo.screens[index]; + 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) (index, flags); + pScreenPriv->LeaveVT = pScrn->LeaveVT; + pScrn->LeaveVT = XAALeaveVT; +} + +typedef struct { + Bool UsingPixmapCache; + Bool CanDoColor8x8; + Bool CanDoMono8x8; +} SavedCacheState, *SavedCacheStatePtr; + +static int +XAASetDGAMode(int index, int num, DGADevicePtr devRet) +{ + ScreenPtr pScreen = screenInfo.screens[index]; + 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) (index, 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(int index, Bool enable) +{ + ScreenPtr pScreen = screenInfo.screens[index]; + 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) (index, enable); + + if (enable) { + if ((infoRec->Flags & OFFSCREEN_PIXMAPS) && (infoRec->OffscreenPixmaps)) + XAAMoveInOffscreenPixmaps(pScreen); + SwitchedOut = FALSE; + } +} |