From: Sean Paul <seanpaul@chromium.org>
Date: Fri, 13 Apr 2018 10:09:11 -0400
Subject: drm/msm: Move wait_for_vblanks into mdp complete_commit() hooks
Git-commit: a5c6b59904222ffe2eee37e5951d1f57ac1e530f
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

DPU doesn't use this, so push it into the mdp drivers.

Changes in v3:
- None

Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Rajesh Yadav <ryadav@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c |    2 ++
 drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c |    2 ++
 drivers/gpu/drm/msm/msm_atomic.c         |    2 --
 3 files changed, 4 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
@@ -125,6 +125,8 @@ static void mdp4_complete_commit(struct
 	struct drm_crtc *crtc;
 	struct drm_crtc_state *crtc_state;
 
+	drm_atomic_helper_wait_for_vblanks(mdp4_kms->dev, state);
+
 	/* see 119ecb7fd */
 	for_each_new_crtc_in_state(state, crtc, crtc_state, i)
 		drm_crtc_vblank_put(crtc);
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
@@ -170,6 +170,8 @@ static void mdp5_complete_commit(struct
 	struct device *dev = &mdp5_kms->pdev->dev;
 	struct mdp5_global_state *global_state;
 
+	drm_atomic_helper_wait_for_vblanks(mdp5_kms->dev, state);
+
 	global_state = mdp5_get_existing_global_state(mdp5_kms);
 
 	if (mdp5_kms->smp)
--- a/drivers/gpu/drm/msm/msm_atomic.c
+++ b/drivers/gpu/drm/msm/msm_atomic.c
@@ -75,8 +75,6 @@ void msm_atomic_commit_tail(struct drm_a
 
 	kms->funcs->complete_commit(kms, state);
 
-	drm_atomic_helper_wait_for_vblanks(dev, state);
-
 	drm_atomic_helper_commit_hw_done(state);
 
 	drm_atomic_helper_cleanup_planes(dev, state);