diff --git a/[refs] b/[refs]
index 060ff269ebcf..a9d0646c9ede 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 78e7f256b207aba4bc0bcd9ba55e472dab87afc8
+refs/heads/master: d7b6b6b1e7490beba3f4a30d8a6f22947c263ffe
diff --git a/trunk/drivers/video/omap2/dss/apply.c b/trunk/drivers/video/omap2/dss/apply.c
index e923d9f90ee6..e85ec05238ab 100644
--- a/trunk/drivers/video/omap2/dss/apply.c
+++ b/trunk/drivers/video/omap2/dss/apply.c
@@ -1035,6 +1035,9 @@ int dss_mgr_enable(struct omap_overlay_manager *mgr)
 	if (!mgr_manual_update(mgr))
 		mp->updating = true;
 
+	if (!dss_data.irq_enabled && need_isr())
+		dss_register_vsync_isr();
+
 	spin_unlock_irqrestore(&data_lock, flags);
 
 	if (!mgr_manual_update(mgr))