From 940b4d1848e8c70ab7642901a68594e8016caffc Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 18:51:28 +0200
Subject: Adding upstream version 1:7.0.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 opencl/source/OpenCLZone.cxx | 45 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 opencl/source/OpenCLZone.cxx

(limited to 'opencl/source/OpenCLZone.cxx')

diff --git a/opencl/source/OpenCLZone.cxx b/opencl/source/OpenCLZone.cxx
new file mode 100644
index 000000000..01b50ed14
--- /dev/null
+++ b/opencl/source/OpenCLZone.cxx
@@ -0,0 +1,45 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <opencl/openclwrapper.hxx>
+#include <opencl/OpenCLZone.hxx>
+#include <opencl_device.hxx>
+
+#include <memory>
+
+#include <officecfg/Office/Common.hxx>
+#include <com/sun/star/util/XFlushable.hpp>
+#include <com/sun/star/configuration/theDefaultProvider.hpp>
+
+/**
+ * Called from a signal handler if we get
+ * a crash or hang in some CL code.
+ */
+void OpenCLZone::hardDisable()
+{
+    // protect ourselves from double calling etc.
+    static bool bDisabled = false;
+    if (bDisabled)
+        return;
+
+    bDisabled = true;
+
+    std::shared_ptr<comphelper::ConfigurationChanges> xChanges(comphelper::ConfigurationChanges::create());
+    officecfg::Office::Common::Misc::UseOpenCL::set(false, xChanges);
+    xChanges->commit();
+
+    // Force synchronous config write
+    auto xConfProvider = css::configuration::theDefaultProvider::get(comphelper::getProcessComponentContext());
+    css::uno::Reference<css::util::XFlushable> xFlushable(xConfProvider, css::uno::UNO_QUERY_THROW);
+    xFlushable->flush();
+
+    releaseOpenCLEnv(&openclwrapper::gpuEnv);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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