73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
/*
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* Copyright (c) 2017 - 2018, Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include <atomic>
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#include <condition_variable>
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#include <mutex>
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#include <thread>
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#include <map>
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#include <set>
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#include <queue>
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#include <cstdint>
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namespace OCLRT {
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class DrmMemoryManager;
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class BufferObject;
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enum gemCloseWorkerMode {
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gemCloseWorkerInactive,
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gemCloseWorkerActive
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};
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class DrmGemCloseWorker {
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public:
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DrmGemCloseWorker(DrmMemoryManager &memoryManager);
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~DrmGemCloseWorker();
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DrmGemCloseWorker(const DrmGemCloseWorker &) = delete;
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DrmGemCloseWorker &operator=(const DrmGemCloseWorker &) = delete;
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void push(BufferObject *allocation);
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void close(bool blocking);
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bool isEmpty();
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protected:
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void close(BufferObject *workItem);
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void closeThread();
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void worker();
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bool active;
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std::thread *thread;
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std::queue<BufferObject *> queue;
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std::atomic<uint32_t> workCount;
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DrmMemoryManager &memoryManager;
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std::mutex closeWorkerMutex;
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std::condition_variable condition;
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std::atomic<bool> workerDone;
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};
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}
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