From f74085a9f87087d70028dcc18563dba4a42ce32c Mon Sep 17 00:00:00 2001
From: Prathyush K <prathyush.k@samsung.com>
Date: Thu, 6 Dec 2012 20:16:00 +0530
Subject: [PATCH] drm/exynos: make wait_for_vblank a manager op

Changelog v2:
remove unnecessay wait_for_vblank call.
- with this patch, wait_for_vblank callback is moved from
  overlay ops to manager ops so it should be removed and
  it doesn't need to wait vblank signal at plane disable.

Changelog v1:
The wait_for_vblank callback is moved from overlay ops to manager ops
of exynos drm driver. Also, the check for DPMS OFF of encoder is
removed before calling wait_for_vblank.

Signed-off-by: Prathyush K <prathyush.k@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
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