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dix: allow pixmap dirty helper to be used for non-shared pixmaps

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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>
This commit is contained in:
Dave Airlie
2013-01-09 12:52:08 +10:00
parent 16077b81c5
commit 8fcb9d91b6
2 changed files with 3 additions and 0 deletions
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dix/pixmap.c
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@@ -243,6 +243,8 @@ Bool PixmapSyncDirtyHelper(PixmapDirtyUpdatePtr dirty, RegionPtr dirty_region)
}
dst = dirty->slave_dst->master_pixmap;
if (!dst)
dst = dirty->slave_dst;
RegionTranslate(dirty_region, -dirty->x, -dirty->y);
n = RegionNumRects(dirty_region);