dix: allow pixmap dirty helper to be used for non-shared pixmaps
this allows the pixmap dirty helper to be used for reverse optimus, where the GPU wants to copy from the shared pixmap to its VRAM copy. [airlied: slave_dst is wrong name now but pointless ABI churn at this point] Reviewed-by: Keith Packard <keithp@keithp.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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@ -243,6 +243,8 @@ Bool PixmapSyncDirtyHelper(PixmapDirtyUpdatePtr dirty, RegionPtr dirty_region)
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}
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dst = dirty->slave_dst->master_pixmap;
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if (!dst)
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dst = dirty->slave_dst;
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RegionTranslate(dirty_region, -dirty->x, -dirty->y);
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n = RegionNumRects(dirty_region);
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@ -67,6 +67,7 @@ fbCreatePixmapBpp(ScreenPtr pScreen, int width, int height, int depth, int bpp,
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pPixmap->devKind = paddedWidth;
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pPixmap->refcnt = 1;
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pPixmap->devPrivate.ptr = (pointer) ((char *) pPixmap + base + adjust);
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pPixmap->master_pixmap = NULL;
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#ifdef FB_DEBUG
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pPixmap->devPrivate.ptr =
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