From: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Date: Tue, 14 Nov 2017 20:45:52 -0500
Subject: drm/amd/display: Switch to drm_atomic_helper_wait_for_flip_done
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Git-commit: 320a127437e5d3cbb7fc444f8769eb510d11d3b9
Patch-mainline: v4.15-rc2
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

This new helper function is advised to be used for drviers that
use the nonblocking commit tracking support instead of
drm_atomic_helper_wait_for_vblanks.

Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-and-Tested-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -4259,7 +4259,7 @@ static void amdgpu_dm_atomic_commit_tail
 	drm_atomic_helper_commit_hw_done(state);
 
 	if (wait_for_vblank)
-		drm_atomic_helper_wait_for_vblanks(dev, state);
+		drm_atomic_helper_wait_for_flip_done(dev, state);
 
 	drm_atomic_helper_cleanup_planes(dev, state);
 }