opencl/source/OpenCLZone.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <opencl/openclwrapper.hxx>
  11 #include <opencl/OpenCLZone.hxx>
  12 #include <opencl_device.hxx>
  13
  14 #include <memory>
  15
  16 #include <officecfg/Office/Common.hxx>
  17 #include <com/sun/star/util/XFlushable.hpp>
  18 #include <com/sun/star/configuration/theDefaultProvider.hpp>
  19
  20 /**
  21  * Called from a signal handler if we get
  22  * a crash or hang in some CL code.
  23  */
  24 void OpenCLZone::hardDisable()
  25 {
  26     // protect ourselves from double calling etc.
  27     static bool bDisabled = false;
  28     if (bDisabled)
  29         return;
  30
  31     bDisabled = true;
  32
  33     std::shared_ptr<comphelper::ConfigurationChanges> xChanges(
  34         comphelper::ConfigurationChanges::create());
  35     officecfg::Office::Common::Misc::UseOpenCL::set(false, xChanges);
  36     xChanges->commit();
  37
  38     // Force synchronous config write
  39     auto xConfProvider
  40         = css::configuration::theDefaultProvider::get(comphelper::getProcessComponentContext());
  41     css::uno::Reference<css::util::XFlushable> xFlushable(xConfProvider, css::uno::UNO_QUERY_THROW);
  42     xFlushable->flush();
  43
  44     releaseOpenCLEnv(&openclwrapper::gpuEnv);
  45 }
  46
  47 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */