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From 2380cf66a314f5541e330f763a8a20a8185ec99d Mon Sep 17 00:00:00 2001
From: Harry Wentland <harry.wentland@amd.com>
Date: Thu, 25 May 2017 18:00:37 -0400
Subject: [PATCH 0481/4131] drm/amd/display: Don't commit surfaces if no stream
Signed-off-by: Harry Wentland <harry.wentland@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_types.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_types.c
index bb452ad..d93c17f 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_types.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_types.c
@@ -2711,6 +2711,9 @@ void amdgpu_dm_atomic_commit_tail(
WARN_ON(!status);
WARN_ON(!status->surface_count);
+ if (!acrtc->stream)
+ continue;
+
/*TODO How it works with MPO ?*/
if (!dc_commit_surfaces_to_stream(
dm->dc,
@@ -2768,8 +2771,12 @@ void amdgpu_dm_atomic_commit_tail(
}
/* update planes when needed per crtc*/
- for_each_crtc_in_state(state, pcrtc, old_crtc_state, j)
- amdgpu_dm_commit_surfaces(state, dev, dm, pcrtc, &wait_for_vblank);
+ for_each_crtc_in_state(state, pcrtc, old_crtc_state, j) {
+ struct amdgpu_crtc *acrtc = to_amdgpu_crtc(pcrtc);
+
+ if (acrtc->stream)
+ amdgpu_dm_commit_surfaces(state, dev, dm, pcrtc, &wait_for_vblank);
+ }
for (i = 0; i < new_crtcs_count; i++) {
/*
--
2.7.4
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