OMAP: DSS2: OMAPFB: Skip unnecessary set_overlay_info()
authorVille Syrjälä <ville.syrjala@nokia.com>
Wed, 17 Mar 2010 18:13:44 +0000 (20:13 +0200)
committerTomi Valkeinen <tomi.valkeinen@nokia.com>
Tue, 3 Aug 2010 12:18:46 +0000 (15:18 +0300)
In omapfb_enable_overlay() if the overlay state is already what we want
skip the set_overlay_info().

Signed-off-by: Ville Syrjälä <ville.syrjala@nokia.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
drivers/video/omap2/omapfb/omapfb.h

index cd54fdbfd8bb6bdcd2bec59815cd2be7747b3a33..c9866be0460a1afbe7a150f53284c457f11a8dbd 100644 (file)
@@ -148,6 +148,8 @@ static inline int omapfb_overlay_enable(struct omap_overlay *ovl,
        struct omap_overlay_info info;
 
        ovl->get_overlay_info(ovl, &info);
+       if (info.enabled == enable)
+               return 0;
        info.enabled = enable;
        return ovl->set_overlay_info(ovl, &info);
 }