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From dac5fde49dd1d8e4c5064faf3e2c0f798b5ffcf7 Mon Sep 17 00:00:00 2001
From: "Le.Ma" <Le.Ma@amd.com>
Date: Tue, 26 Sep 2017 11:13:00 +0800
Subject: [PATCH 1092/4131] drm/amdkcl: [4.12] Reserve flip_flags for display
usage
Change-Id: I9205bb7f5f5df8b1483648044cb305348e0a91b3
Signed-off-by: Le.Ma <Le.Ma@amd.com>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 517a4c4..a582fa2 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -4167,6 +4167,11 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
crtc,
fb,
drm_crtc_vblank_count(crtc) + *wait_for_vblank);
+
+ /*TODO BUG remove ASAP in 4.12 to avoid race between worker and flip IOCTL */
+
+ /*clean up the flags for next usage*/
+ acrtc_attach->flip_flags = 0;
}
}
--
2.7.4
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