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From 3723dea80716c1558e4b53668d886be57f319fcf Mon Sep 17 00:00:00 2001
From: Roman Li <Roman.Li@amd.com>
Date: Thu, 16 Nov 2017 17:22:39 -0500
Subject: [PATCH 2830/4131] drm/amd/display: fix gamma setting
Adding gamma changed check as condition for affected plane.
We ignored adding plane as affected if modeset was not required.
But for color management change we still need it.
Change-Id: I08479794c4eab6ce0881f04af35ba55317151bef
Signed-off-by: Roman Li <Roman.Li@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
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 975a2e1..2de48df 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -5273,7 +5273,8 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
#else
for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
#endif
- if (!drm_atomic_crtc_needs_modeset(new_crtc_state))
+ if (!drm_atomic_crtc_needs_modeset(new_crtc_state) &&
+ !new_crtc_state->color_mgmt_changed)
continue;
if (!new_crtc_state->enable)
--
2.7.4
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