From 7879450cdf0a8a7326f22611c692920095d93a8d Mon Sep 17 00:00:00 2001
From: Xaver Hugl <xaver.hugl@gmail.com>
Date: Wed, 4 Aug 2021 19:35:50 +0200
Subject: [PATCH] platforms/drm: work around tigerlake bug

CCBUG: 440361
---
 src/plugins/platforms/drm/drm_object_crtc.cpp | 1 -
 src/plugins/platforms/drm/drm_object_crtc.h   | 4 ----
 2 files changed, 5 deletions(-)

diff --git a/src/plugins/platforms/drm/drm_object_crtc.cpp b/src/plugins/platforms/drm/drm_object_crtc.cpp
index f10756a343..32ffe967d2 100644
--- a/src/plugins/platforms/drm/drm_object_crtc.cpp
+++ b/src/plugins/platforms/drm/drm_object_crtc.cpp
@@ -23,7 +23,6 @@ DrmCrtc::DrmCrtc(DrmGpu *gpu, uint32_t crtcId, int pipeIndex)
         PropertyDefinition(QByteArrayLiteral("ACTIVE")),
         PropertyDefinition(QByteArrayLiteral("VRR_ENABLED")),
         PropertyDefinition(QByteArrayLiteral("GAMMA_LUT")),
-        PropertyDefinition(QByteArrayLiteral("GAMMA_LUT_SIZE")),
     }, DRM_MODE_OBJECT_CRTC)
     , m_crtc(drmModeGetCrtc(gpu->fd(), crtcId))
     , m_pipeIndex(pipeIndex)
diff --git a/src/plugins/platforms/drm/drm_object_crtc.h b/src/plugins/platforms/drm/drm_object_crtc.h
index ed1a45d9c5..f9d961c49e 100644
--- a/src/plugins/platforms/drm/drm_object_crtc.h
+++ b/src/plugins/platforms/drm/drm_object_crtc.h
@@ -34,7 +34,6 @@ public:
         Active,
         VrrEnabled,
         Gamma_LUT,
-        Gamma_LUT_size,
         Count
     };
 
@@ -58,9 +57,6 @@ public:
     void flipBuffer();
 
     int gammaRampSize() const {
-        if (auto prop = getProp(PropertyIndex::Gamma_LUT_size)) {
-            return prop->current();
-        }
         return m_crtc->gamma_size;
     }