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staging: drm/omap: avoid multiple planes having same z-order 

Multiple video pipes on same output with same z-order is an undefined
behavior.  Set a unique z-order value based on overlay number/id.

Signed-off-by: Rob Clark <rob@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rob Clark 2012-03-11 21:11:20 -05:00 committed by Greg Kroah-Hartman
parent 4d3bfdda15
commit b66848eb85
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/omapdrm/omap_plane.c
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@ -439,7 +439,7 @@ struct drm_plane *omap_plane_init(struct drm_device *dev,
if (priv) if (priv)
omap_plane->info.zorder = 0; omap_plane->info.zorder = 0;
else else
omap_plane->info.zorder = 1; omap_plane->info.zorder = ovl->id;
update_manager(plane); update_manager(plane);