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9399215931
Change-Id: Ia6592d259a573cbc7161443945d03f6a83e88181 Signed-off-by: Maciej Dziuban <maciej.dziuban@intel.com>
50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
/*
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* Copyright (C) 2018 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#pragma once
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#include "runtime/memory_manager/residency_container.h"
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#include <atomic>
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namespace OCLRT {
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class GraphicsAllocation;
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class WddmAllocation;
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class WddmResidencyController {
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public:
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WddmResidencyController();
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void acquireLock();
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void releaseLock();
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void acquireTrimCallbackLock();
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void releaseTrimCallbackLock();
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WddmAllocation *getTrimCandidateHead();
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void addToTrimCandidateList(GraphicsAllocation *allocation);
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void removeFromTrimCandidateList(GraphicsAllocation *allocation, bool compactList);
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void checkTrimCandidateCount();
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bool checkTrimCandidateListCompaction();
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void compactTrimCandidateList();
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uint64_t getLastTrimFenceValue() { return lastTrimFenceValue; }
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void setLastTrimFenceValue(uint64_t value) { lastTrimFenceValue = value; }
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const ResidencyContainer &peekTrimCandidateList() const { return trimCandidateList; }
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uint32_t peekTrimCandidatesCount() const { return trimCandidatesCount; }
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protected:
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std::atomic<bool> lock;
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std::atomic_flag trimCallbackLock = ATOMIC_FLAG_INIT;
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uint64_t lastTrimFenceValue;
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ResidencyContainer trimCandidateList;
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uint32_t trimCandidatesCount = 0;
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};
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} // namespace OCLRT
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