104 lines
5.5 KiB
C++
104 lines
5.5 KiB
C++
/*
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* Copyright (C) 2018-2021 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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#include "shared/source/command_stream/scratch_space_controller_base.h"
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#include "shared/source/execution_environment/execution_environment.h"
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#include "shared/source/helpers/aligned_memory.h"
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#include "shared/source/helpers/constants.h"
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#include "shared/source/helpers/hw_helper.h"
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#include "shared/source/helpers/preamble.h"
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#include "shared/source/memory_manager/graphics_allocation.h"
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#include "shared/source/memory_manager/internal_allocation_storage.h"
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#include "shared/source/memory_manager/memory_manager.h"
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#include "shared/source/os_interface/os_context.h"
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namespace NEO {
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ScratchSpaceControllerBase::ScratchSpaceControllerBase(uint32_t rootDeviceIndex, ExecutionEnvironment &environment, InternalAllocationStorage &allocationStorage)
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: ScratchSpaceController(rootDeviceIndex, environment, allocationStorage) {
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}
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void ScratchSpaceControllerBase::setRequiredScratchSpace(void *sshBaseAddress,
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uint32_t scratchSlot,
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uint32_t requiredPerThreadScratchSize,
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uint32_t requiredPerThreadPrivateScratchSize,
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uint32_t currentTaskCount,
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OsContext &osContext,
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bool &stateBaseAddressDirty,
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bool &vfeStateDirty) {
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size_t requiredScratchSizeInBytes = requiredPerThreadScratchSize * computeUnitsUsedForScratch;
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if (requiredScratchSizeInBytes && (scratchSizeBytes < requiredScratchSizeInBytes)) {
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if (scratchAllocation) {
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scratchAllocation->updateTaskCount(currentTaskCount, osContext.getContextId());
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csrAllocationStorage.storeAllocation(std::unique_ptr<GraphicsAllocation>(scratchAllocation), TEMPORARY_ALLOCATION);
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}
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scratchSizeBytes = requiredScratchSizeInBytes;
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createScratchSpaceAllocation();
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vfeStateDirty = true;
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force32BitAllocation = getMemoryManager()->peekForce32BitAllocations();
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if (is64bit && !force32BitAllocation) {
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stateBaseAddressDirty = true;
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}
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}
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}
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void ScratchSpaceControllerBase::createScratchSpaceAllocation() {
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scratchAllocation = getMemoryManager()->allocateGraphicsMemoryWithProperties({rootDeviceIndex, scratchSizeBytes, GraphicsAllocation::AllocationType::SCRATCH_SURFACE, this->csrAllocationStorage.getDeviceBitfield()});
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UNRECOVERABLE_IF(scratchAllocation == nullptr);
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}
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uint64_t ScratchSpaceControllerBase::calculateNewGSH() {
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uint64_t gsh = 0;
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if (scratchAllocation) {
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gsh = scratchAllocation->getGpuAddress() - ScratchSpaceConstants::scratchSpaceOffsetFor64Bit;
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}
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return gsh;
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}
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uint64_t ScratchSpaceControllerBase::getScratchPatchAddress() {
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//for 32 bit scratch space pointer is being programmed in Media VFE State and is relative to 0 as General State Base Address
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//for 64 bit, scratch space pointer is being programmed as "General State Base Address - scratchSpaceOffsetFor64bit"
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// and "0 + scratchSpaceOffsetFor64bit" is being programmed in Media VFE state
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uint64_t scratchAddress = 0;
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if (scratchAllocation) {
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scratchAddress = scratchAllocation->getGpuAddressToPatch();
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if (is64bit && !getMemoryManager()->peekForce32BitAllocations()) {
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//this is to avoid scractch allocation offset "0"
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scratchAddress = ScratchSpaceConstants::scratchSpaceOffsetFor64Bit;
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}
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}
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return scratchAddress;
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}
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void ScratchSpaceControllerBase::reserveHeap(IndirectHeap::Type heapType, IndirectHeap *&indirectHeap) {
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if (heapType == IndirectHeap::SURFACE_STATE) {
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auto &hwHelper = HwHelper::get(executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->getHardwareInfo()->platform.eRenderCoreFamily);
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auto surfaceStateSize = hwHelper.getRenderSurfaceStateSize();
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indirectHeap->getSpace(surfaceStateSize);
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}
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}
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void ScratchSpaceControllerBase::programHeaps(HeapContainer &heapContainer,
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uint32_t offset,
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uint32_t requiredPerThreadScratchSize,
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uint32_t requiredPerThreadPrivateScratchSize,
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uint32_t currentTaskCount,
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OsContext &osContext,
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bool &stateBaseAddressDirty,
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bool &vfeStateDirty) {
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}
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void ScratchSpaceControllerBase::programBindlessSurfaceStateForScratch(BindlessHeapsHelper *heapsHelper,
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uint32_t requiredPerThreadScratchSize,
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uint32_t requiredPerThreadPrivateScratchSize,
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uint32_t currentTaskCount,
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OsContext &osContext,
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bool &stateBaseAddressDirty,
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bool &vfeStateDirty,
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NEO::CommandStreamReceiver *csr) {
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}
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} // namespace NEO
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