78 lines
3.3 KiB
C++
78 lines
3.3 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 "runtime/command_stream/device_command_stream.h"
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#include "runtime/os_interface/linux/drm_gem_close_worker.h"
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#include "drm/i915_drm.h"
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#include <vector>
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namespace OCLRT {
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class BufferObject;
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class Drm;
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class DrmMemoryManager;
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template <typename GfxFamily>
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class DrmCommandStreamReceiver : public DeviceCommandStreamReceiver<GfxFamily> {
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protected:
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typedef DeviceCommandStreamReceiver<GfxFamily> BaseClass;
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using CommandStreamReceiverHw<GfxFamily>::CommandStreamReceiver::getTagAddress;
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using CommandStreamReceiverHw<GfxFamily>::CommandStreamReceiver::memoryManager;
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using BaseClass::getScratchPatchAddress;
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using BaseClass::hwInfo;
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using BaseClass::makeNonResident;
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using BaseClass::makeResident;
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using BaseClass::mediaVfeStateDirty;
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using BaseClass::requiredScratchSize;
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public:
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// When drm is null default implementation is used. In this case DrmCommandStreamReceiver is responsible to free drm.
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// When drm is passed, DCSR will not free it at destruction
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DrmCommandStreamReceiver(const HardwareInfo &hwInfoIn, Drm *drm, gemCloseWorkerMode mode = gemCloseWorkerMode::gemCloseWorkerActive);
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FlushStamp flush(BatchBuffer &batchBuffer, EngineType engineType, ResidencyContainer *allocationsForResidency) override;
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void makeResident(GraphicsAllocation &gfxAllocation) override;
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void processResidency(ResidencyContainer *allocationsForResidency) override;
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void makeNonResident(GraphicsAllocation &gfxAllocation) override;
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bool waitForFlushStamp(FlushStamp &flushStampToWait) override;
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void overrideMediaVFEStateDirty(bool dirty) override;
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DrmMemoryManager *getMemoryManager();
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MemoryManager *createMemoryManager(bool enable64kbPages) override;
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gemCloseWorkerMode peekGemCloseWorkerOperationMode() {
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return this->gemCloseWorkerOperationMode;
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}
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protected:
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void makeResident(BufferObject *bo);
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void programVFEState(LinearStream &csr, DispatchFlags &dispatchFlags) override;
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std::vector<BufferObject *> residency;
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std::vector<drm_i915_gem_exec_object2> execObjectsStorage;
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Drm *drm;
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gemCloseWorkerMode gemCloseWorkerOperationMode;
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bool mediaVfeStateLowPriorityDirty = true;
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};
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} // namespace OCLRT
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