1 files changed, 195 insertions, 145 deletions

diff --git a/xorg-server/exa/exa_accel.c b/xorg-server/exa/exa_accel.c
index dac6e6c79..33fbb9843 100644
--- a/xorg-server/exa/exa_accel.c
+++ b/xorg-server/exa/exa_accel.c
@@ -50,12 +50,6 @@ exaFillSpans(DrawablePtr pDrawable, GCPtr pGC, int n,
     int		    fullX1, fullX2, fullY1;
     int		    partX1, partX2;
     int		    off_x, off_y;
-    ExaMigrationRec pixmaps[1];
-
-    pixmaps[0].as_dst = TRUE;
-    pixmaps[0].as_src = FALSE;
-    pixmaps[0].pPix = pPixmap;
-    pixmaps[0].pReg = NULL;
 
     if (pExaScr->swappedOut ||
 	pGC->fillStyle != FillSolid ||
@@ -63,7 +57,16 @@ exaFillSpans(DrawablePtr pDrawable, GCPtr pGC, int n,
     {
 	ExaCheckFillSpans (pDrawable, pGC, n, ppt, pwidth, fSorted);
 	return;
-    } else {
+    }
+
+    if (pExaScr->do_migration) {
+	ExaMigrationRec pixmaps[1];
+
+	pixmaps[0].as_dst = TRUE;
+	pixmaps[0].as_src = FALSE;
+	pixmaps[0].pPix = pPixmap;
+	pixmaps[0].pReg = NULL;
+
 	exaDoMigration (pixmaps, 1, TRUE);
     }
 
@@ -148,9 +151,9 @@ exaDoPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
     int nbox;
     int xoff, yoff;
     int bpp = pDrawable->bitsPerPixel;
-    Bool access_prepared = FALSE;
+    Bool ret = TRUE;
 
-    if (pExaPixmap->accel_blocked)
+    if (pExaPixmap->accel_blocked || !pExaScr->info->UploadToScreen)
 	return FALSE;
 
     /* Don't bother with under 8bpp, XYPixmaps. */
@@ -164,10 +167,10 @@ exaDoPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
     if (pExaScr->swappedOut)
 	return FALSE;
 
-    if (pExaPixmap->pDamage) {
+    if (pExaScr->do_migration) {
 	ExaMigrationRec pixmaps[1];
 
- 	pixmaps[0].as_dst = TRUE;
+	pixmaps[0].as_dst = TRUE;
 	pixmaps[0].as_src = FALSE;
 	pixmaps[0].pPix = pPix;
 	pixmaps[0].pReg = DamagePendingRegion(pExaPixmap->pDamage);
@@ -177,7 +180,7 @@ exaDoPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
 
     pPix = exaGetOffscreenPixmap (pDrawable, &xoff, &yoff);
 
-    if (!pPix || !pExaScr->info->UploadToScreen)
+    if (!pPix)
 	return FALSE;
 
     x += pDrawable->x;
@@ -210,42 +213,19 @@ exaDoPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
 	src = bits + (y1 - y) * src_stride + (x1 - x) * (bpp / 8);
 	ok = pExaScr->info->UploadToScreen(pPix, x1 + xoff, y1 + yoff,
 					   x2 - x1, y2 - y1, src, src_stride);
-	/* If we fail to accelerate the upload, fall back to using unaccelerated
-	 * fb calls.
+	/* We have to fall back completely, and ignore what has already been completed.
+	 * Messing with the fb layer directly like we used to is completely unacceptable.
 	 */
 	if (!ok) {
-	    FbStip *dst;
-	    FbStride dst_stride;
-	    int	dstBpp;
-	    int	dstXoff, dstYoff;
-
-	    if (!access_prepared) {
-		ExaDoPrepareAccess(pDrawable, EXA_PREPARE_DEST);
-
-		access_prepared = TRUE;
-	    }
-
-	    fbGetStipDrawable(pDrawable, dst, dst_stride, dstBpp,
-			      dstXoff, dstYoff);
-
-	    fbBltStip((FbStip *)bits + (y1 - y) * (src_stride / sizeof(FbStip)),
-		      src_stride / sizeof(FbStip),
-		      (x1 - x) * dstBpp,
-		      dst + (y1 + dstYoff) * dst_stride,
-		      dst_stride,
-		      (x1 + dstXoff) * dstBpp,
-		      (x2 - x1) * dstBpp,
-		      y2 - y1,
-		      GXcopy, FB_ALLONES, dstBpp);
+	    ret = FALSE;
+	    break;
 	}
     }
 
-    if (access_prepared)
-	exaFinishAccess(pDrawable, EXA_PREPARE_DEST);
-    else
+    if (ret)
 	exaMarkSync(pDrawable->pScreen);
 
-    return TRUE;
+    return ret;
 }
 
 static void
@@ -379,8 +359,8 @@ exaCopyNtoNTwoDir (DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable,
     return TRUE;
 }
 
-void
-exaCopyNtoN (DrawablePtr    pSrcDrawable,
+Bool
+exaHWCopyNtoN (DrawablePtr    pSrcDrawable,
 	     DrawablePtr    pDstDrawable,
 	     GCPtr	    pGC,
 	     BoxPtr	    pbox,
@@ -388,22 +368,20 @@ exaCopyNtoN (DrawablePtr    pSrcDrawable,
 	     int	    dx,
 	     int	    dy,
 	     Bool	    reverse,
-	     Bool	    upsidedown,
-	     Pixel	    bitplane,
-	     void	    *closure)
+	     Bool	    upsidedown)
 {
     ExaScreenPriv (pDstDrawable->pScreen);
     PixmapPtr pSrcPixmap, pDstPixmap;
     ExaPixmapPrivPtr pSrcExaPixmap, pDstExaPixmap;
     int	    src_off_x, src_off_y;
     int	    dst_off_x, dst_off_y;
-    ExaMigrationRec pixmaps[2];
     RegionPtr srcregion = NULL, dstregion = NULL;
     xRectangle *rects;
+    Bool ret = TRUE;
 
     /* avoid doing copy operations if no boxes */
     if (nbox == 0)
-	return;
+	return TRUE;
 
     pSrcPixmap = exaGetDrawablePixmap (pSrcDrawable);
     pDstPixmap = exaGetDrawablePixmap (pDstDrawable);
@@ -446,14 +424,6 @@ exaCopyNtoN (DrawablePtr    pSrcDrawable,
 	}
     }
 
-    pixmaps[0].as_dst = TRUE;
-    pixmaps[0].as_src = FALSE;
-    pixmaps[0].pPix = pDstPixmap;
-    pixmaps[0].pReg = dstregion;
-    pixmaps[1].as_dst = FALSE;
-    pixmaps[1].as_src = TRUE;
-    pixmaps[1].pPix = pSrcPixmap;
-    pixmaps[1].pReg = srcregion;
 
     pSrcExaPixmap = ExaGetPixmapPriv (pSrcPixmap);
     pDstExaPixmap = ExaGetPixmapPriv (pDstPixmap);
@@ -487,7 +457,20 @@ exaCopyNtoN (DrawablePtr    pSrcDrawable,
         }
     }
 
-    exaDoMigration (pixmaps, 2, TRUE);
+    if (pExaScr->do_migration) {
+	ExaMigrationRec pixmaps[2];
+
+	pixmaps[0].as_dst = TRUE;
+	pixmaps[0].as_src = FALSE;
+	pixmaps[0].pPix = pDstPixmap;
+	pixmaps[0].pReg = dstregion;
+	pixmaps[1].as_dst = FALSE;
+	pixmaps[1].as_src = TRUE;
+	pixmaps[1].pPix = pSrcPixmap;
+	pixmaps[1].pReg = srcregion;
+
+	exaDoMigration (pixmaps, 2, TRUE);
+    }
 
     /* Mixed directions must be handled specially if the card is lame */
     if ((pExaScr->info->flags & EXA_TWO_BITBLT_DIRECTIONS) &&
@@ -498,40 +481,64 @@ exaCopyNtoN (DrawablePtr    pSrcDrawable,
 	goto fallback;
     }
 
-    if (!exaPixmapIsOffscreen(pSrcPixmap) ||
-	!exaPixmapIsOffscreen(pDstPixmap) ||
-	!(*pExaScr->info->PrepareCopy) (pSrcPixmap, pDstPixmap, reverse ? -1 : 1,
-					upsidedown ? -1 : 1,
-					pGC ? pGC->alu : GXcopy,
-					pGC ? pGC->planemask : FB_ALLONES)) {
-	goto fallback;
-    }
+    if (exaPixmapIsOffscreen(pDstPixmap)) {
+	/* Normal blitting. */
+	if (exaPixmapIsOffscreen(pSrcPixmap)) {
+	    if (!(*pExaScr->info->PrepareCopy) (pSrcPixmap, pDstPixmap, reverse ? -1 : 1,
+						upsidedown ? -1 : 1,
+						pGC ? pGC->alu : GXcopy,
+						pGC ? pGC->planemask : FB_ALLONES)) {
+		goto fallback;
+	    }
 
-    while (nbox--)
-    {
-	(*pExaScr->info->Copy) (pDstPixmap,
-				pbox->x1 + dx + src_off_x,
-				pbox->y1 + dy + src_off_y,
-				pbox->x1 + dst_off_x, pbox->y1 + dst_off_y,
-				pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
-	pbox++;
-    }
+	    while (nbox--)
+	    {
+		(*pExaScr->info->Copy) (pDstPixmap,
+					pbox->x1 + dx + src_off_x,
+					pbox->y1 + dy + src_off_y,
+					pbox->x1 + dst_off_x, pbox->y1 + dst_off_y,
+					pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
+		pbox++;
+	    }
 
-    (*pExaScr->info->DoneCopy) (pDstPixmap);
-    exaMarkSync (pDstDrawable->pScreen);
+	    (*pExaScr->info->DoneCopy) (pDstPixmap);
+	    exaMarkSync (pDstDrawable->pScreen);
+	/* UTS: mainly for SHM PutImage's secondary path. */
+	} else {
+	    int bpp = pSrcDrawable->bitsPerPixel;
+	    int src_stride = exaGetPixmapPitch(pSrcPixmap);
+	    CARD8 *src = NULL;
+
+	    if (!pExaScr->info->UploadToScreen)
+		goto fallback;
+
+	    if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel)
+		goto fallback;
+
+	    if (pSrcDrawable->bitsPerPixel < 8)
+		goto fallback;
+
+	    if (pGC && !(pGC->alu == GXcopy && EXA_PM_IS_SOLID(pSrcDrawable,  pGC->planemask)))
+		goto fallback;
+
+	    while (nbox--)
+	    {
+		src = pSrcExaPixmap->sys_ptr + (pbox->y1 + dy + src_off_y) * src_stride + (pbox->x1 + dx + src_off_x) * (bpp / 8);
+		if (!pExaScr->info->UploadToScreen(pDstPixmap, pbox->x1 + dst_off_x,
+				pbox->y1 + dst_off_y, pbox->x2 - pbox->x1, pbox->y2 - pbox->y1,
+				(char *) src, src_stride))
+		    goto fallback;
+
+		pbox++;
+	    }
+	}
+    } else
+	goto fallback;
 
     goto out;
 
 fallback:
-    EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrcDrawable, pDstDrawable,
-		  exaDrawableLocation(pSrcDrawable),
-		  exaDrawableLocation(pDstDrawable)));
-    exaPrepareAccessReg (pDstDrawable, EXA_PREPARE_DEST, dstregion);
-    exaPrepareAccessReg (pSrcDrawable, EXA_PREPARE_SRC, srcregion);
-    fbCopyNtoN (pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy, reverse,
-		upsidedown, bitplane, closure);
-    exaFinishAccess (pSrcDrawable, EXA_PREPARE_SRC);
-    exaFinishAccess (pDstDrawable, EXA_PREPARE_DEST);
+    ret = FALSE;
 
 out:
     if (dstregion) {
@@ -542,6 +549,39 @@ out:
 	REGION_UNINIT(pScreen, srcregion);
 	REGION_DESTROY(pScreen, srcregion);
     }
+
+    return ret;
+}
+
+void
+exaCopyNtoN (DrawablePtr    pSrcDrawable,
+	     DrawablePtr    pDstDrawable,
+	     GCPtr	    pGC,
+	     BoxPtr	    pbox,
+	     int	    nbox,
+	     int	    dx,
+	     int	    dy,
+	     Bool	    reverse,
+	     Bool	    upsidedown,
+	     Pixel	    bitplane,
+	     void	    *closure)
+{
+    ExaScreenPriv(pDstDrawable->pScreen);
+
+    if (pExaScr->fallback_flags & EXA_FALLBACK_COPYWINDOW)
+	return;
+
+    if (exaHWCopyNtoN(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy, reverse, upsidedown))
+	return;
+
+    /* This is a CopyWindow, it's cleaner to fallback at the original call. */
+    if (pExaScr->fallback_flags & EXA_ACCEL_COPYWINDOW) {
+	pExaScr->fallback_flags |= EXA_FALLBACK_COPYWINDOW;
+	return;
+    }
+
+    /* fallback */
+    ExaCheckCopyNtoN(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy, reverse, upsidedown, bitplane, closure);
 }
 
 RegionPtr
@@ -555,7 +595,7 @@ exaCopyArea(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC,
                                  srcx, srcy, width, height, dstx, dsty);
     }
 
-    return  fbDoCopy (pSrcDrawable, pDstDrawable, pGC,
+    return  miDoCopy (pSrcDrawable, pDstDrawable, pGC,
                       srcx, srcy, width, height,
                       dstx, dsty, exaCopyNtoN, 0, NULL);
 }
@@ -730,7 +770,6 @@ exaPolyFillRect(DrawablePtr pDrawable,
     int		    xoff, yoff;
     int		    xorg, yorg;
     int		    n;
-    ExaMigrationRec pixmaps[2];
     RegionPtr pReg = RECTS_TO_REGION(pScreen, nrect, prect, CT_UNSORTED);
 
     /* Compute intersection of rects and clip region */
@@ -741,11 +780,6 @@ exaPolyFillRect(DrawablePtr pDrawable,
 	goto out;
     }
 
-    pixmaps[0].as_dst = TRUE;
-    pixmaps[0].as_src = FALSE;
-    pixmaps[0].pPix = pPixmap;
-    pixmaps[0].pReg = NULL;
-
     exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff);
 
     if (pExaScr->swappedOut || pExaPixmap->accel_blocked)
@@ -778,7 +812,16 @@ exaPolyFillRect(DrawablePtr pDrawable,
 	goto fallback;
     }
 
-    exaDoMigration (pixmaps, 1, TRUE);
+    if (pExaScr->do_migration) {
+	ExaMigrationRec pixmaps[1];
+
+	pixmaps[0].as_dst = TRUE;
+	pixmaps[0].as_src = FALSE;
+	pixmaps[0].pPix = pPixmap;
+	pixmaps[0].pReg = NULL;
+
+	exaDoMigration (pixmaps, 1, TRUE);
+    }
 
     if (!exaPixmapIsOffscreen (pPixmap) ||
 	!(*pExaScr->info->PrepareSolid) (pPixmap,
@@ -898,6 +941,7 @@ exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
     RegionRec	rgnDst;
     int		dx, dy;
     PixmapPtr	pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin);
+    ExaScreenPriv(pWin->drawable.pScreen);
 
     dx = ptOldOrg.x - pWin->drawable.x;
     dy = ptOldOrg.y - pWin->drawable.y;
@@ -912,11 +956,19 @@ exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
 			  -pPixmap->screen_x, -pPixmap->screen_y);
 #endif
 
-    fbCopyRegion (&pPixmap->drawable, &pPixmap->drawable,
+    pExaScr->fallback_flags |= EXA_ACCEL_COPYWINDOW;
+    miCopyRegion (&pPixmap->drawable, &pPixmap->drawable,
 		  NULL,
 		  &rgnDst, dx, dy, exaCopyNtoN, 0, NULL);
+    pExaScr->fallback_flags &= ~EXA_ACCEL_COPYWINDOW;
 
     REGION_UNINIT(pWin->drawable.pScreen, &rgnDst);
+
+    if (pExaScr->fallback_flags & EXA_FALLBACK_COPYWINDOW) {
+	pExaScr->fallback_flags &= ~EXA_FALLBACK_COPYWINDOW;
+	REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, dx, dy);
+	ExaCheckCopyWindow(pWin, ptOldOrg, prgnSrc);
+    }
 }
 
 static Bool
@@ -927,23 +979,23 @@ exaFillRegionSolid (DrawablePtr	pDrawable, RegionPtr pRegion, Pixel pixel,
     PixmapPtr pPixmap = exaGetDrawablePixmap (pDrawable);
     ExaPixmapPriv (pPixmap);
     int xoff, yoff;
-    ExaMigrationRec pixmaps[1];
     Bool ret = FALSE;
 
-    pixmaps[0].as_dst = TRUE;
-    pixmaps[0].as_src = FALSE;
-    pixmaps[0].pPix = pPixmap;
-    pixmaps[0].pReg = exaGCReadsDestination(pDrawable, planemask, FillSolid,
-					    alu, clientClipType)
-	? NULL : pRegion;
-
     exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff);
     REGION_TRANSLATE(pScreen, pRegion, xoff, yoff);
 
     if (pExaPixmap->accel_blocked)
-    {
 	goto out;
-    } else {
+
+    if (pExaScr->do_migration) {
+	ExaMigrationRec pixmaps[1];
+
+	pixmaps[0].as_dst = TRUE;
+	pixmaps[0].as_src = FALSE;
+	pixmaps[0].pPix = pPixmap;
+	pixmaps[0].pReg = exaGCReadsDestination(pDrawable, planemask, FillSolid,
+						alu, clientClipType) ? NULL : pRegion;
+
 	exaDoMigration (pixmaps, 1, TRUE);
     }
 
@@ -965,7 +1017,7 @@ exaFillRegionSolid (DrawablePtr	pDrawable, RegionPtr pRegion, Pixel pixel,
 	(*pExaScr->info->DoneSolid) (pPixmap);
 	exaMarkSync(pDrawable->pScreen);
 
-	if (!(pExaScr->info->flags & EXA_HANDLES_PIXMAPS) &&
+	if (pExaPixmap->pDamage &&
 	    pDrawable->width == 1 && pDrawable->height == 1 &&
 	    pDrawable->bitsPerPixel != 24) {
 	    ExaPixmapPriv(pPixmap);
@@ -1008,7 +1060,6 @@ exaFillRegionTiled (DrawablePtr pDrawable, RegionPtr pRegion, PixmapPtr pTile,
     ExaPixmapPrivPtr pTileExaPixmap = ExaGetPixmapPriv(pTile);
     int xoff, yoff;
     int tileWidth, tileHeight;
-    ExaMigrationRec pixmaps[2];
     int nbox = REGION_NUM_RECTS (pRegion);
     BoxPtr pBox = REGION_RECTS (pRegion);
     Bool ret = FALSE;
@@ -1025,23 +1076,25 @@ exaFillRegionTiled (DrawablePtr pDrawable, RegionPtr pRegion, PixmapPtr pTile,
 				  exaGetPixmapFirstPixel (pTile), planemask,
 				  alu, clientClipType);
 
-    pixmaps[0].as_dst = TRUE;
-    pixmaps[0].as_src = FALSE;
-    pixmaps[0].pPix = pPixmap = exaGetDrawablePixmap (pDrawable);
-    pixmaps[0].pReg = exaGCReadsDestination(pDrawable, planemask, FillTiled,
-					    alu, clientClipType)
-	? NULL : pRegion;
-    pixmaps[1].as_dst = FALSE;
-    pixmaps[1].as_src = TRUE;
-    pixmaps[1].pPix = pTile;
-    pixmaps[1].pReg = NULL;
-
+    pPixmap = exaGetDrawablePixmap (pDrawable);
     pExaPixmap = ExaGetPixmapPriv (pPixmap);
 
     if (pExaPixmap->accel_blocked || pTileExaPixmap->accel_blocked)
-    {
 	return FALSE;
-    } else {
+
+    if (pExaScr->do_migration) {
+	ExaMigrationRec pixmaps[2];
+
+	pixmaps[0].as_dst = TRUE;
+	pixmaps[0].as_src = FALSE;
+	pixmaps[0].pPix = pPixmap;
+	pixmaps[0].pReg = exaGCReadsDestination(pDrawable, planemask, FillTiled,
+						alu, clientClipType) ? NULL : pRegion;
+	pixmaps[1].as_dst = FALSE;
+	pixmaps[1].as_src = TRUE;
+	pixmaps[1].pPix = pTile;
+	pixmaps[1].pReg = NULL;
+
 	exaDoMigration (pixmaps, 2, TRUE);
     }
 
@@ -1180,31 +1233,36 @@ exaGetImage (DrawablePtr pDrawable, int x, int y, int w, int h,
 	     unsigned int format, unsigned long planeMask, char *d)
 {
     ExaScreenPriv (pDrawable->pScreen);
-    ExaMigrationRec pixmaps[1];
-    BoxRec Box;
-    RegionRec Reg;
-    PixmapPtr pPix;
+    PixmapPtr pPix = exaGetDrawablePixmap (pDrawable);
     int xoff, yoff;
     Bool ok;
 
-    pixmaps[0].as_dst = FALSE;
-    pixmaps[0].as_src = TRUE;
-    pixmaps[0].pPix = pPix = exaGetDrawablePixmap (pDrawable);
-    pixmaps[0].pReg = &Reg;
+    if (pExaScr->swappedOut)
+	goto fallback;
 
     exaGetDrawableDeltas (pDrawable, pPix, &xoff, &yoff);
 
-    Box.x1 = pDrawable->y + x + xoff;
-    Box.y1 = pDrawable->y + y + yoff;
-    Box.x2 = Box.x1 + w;
-    Box.y2 = Box.y1 + h;
+    if (pExaScr->do_migration) {
+	BoxRec Box;
+	RegionRec Reg;
+	ExaMigrationRec pixmaps[1];
 
-    REGION_INIT(pScreen, &Reg, &Box, 1);
+	Box.x1 = pDrawable->y + x + xoff;
+	Box.y1 = pDrawable->y + y + yoff;
+	Box.x2 = Box.x1 + w;
+	Box.y2 = Box.y1 + h;
 
-    if (pExaScr->swappedOut)
-	goto fallback;
+	REGION_INIT(pScreen, &Reg, &Box, 1);
 
-    exaDoMigration(pixmaps, 1, FALSE);
+	pixmaps[0].as_dst = FALSE;
+	pixmaps[0].as_src = TRUE;
+	pixmaps[0].pPix = pPix;
+	pixmaps[0].pReg = &Reg;
+
+	exaDoMigration(pixmaps, 1, FALSE);
+
+	REGION_UNINIT(pScreen, &Reg);
+    }
 
     pPix = exaGetOffscreenPixmap (pDrawable, &xoff, &yoff);
 
@@ -1226,17 +1284,9 @@ exaGetImage (DrawablePtr pDrawable, int x, int y, int w, int h,
 					   PixmapBytePad(w, pDrawable->depth));
     if (ok) {
 	exaWaitSync(pDrawable->pScreen);
-	goto out;
+	return;
     }
 
 fallback:
-    EXA_FALLBACK(("from %p (%c)\n", pDrawable,
-		  exaDrawableLocation(pDrawable)));
-
-    exaPrepareAccessReg (pDrawable, EXA_PREPARE_SRC, &Reg);
-    fbGetImage (pDrawable, x, y, w, h, format, planeMask, d);
-    exaFinishAccess (pDrawable, EXA_PREPARE_SRC);
-
-out:
-    REGION_UNINIT(pScreen, &Reg);
+    ExaCheckGetImage(pDrawable, x, y, w, h, format, planeMask, d);
 }