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https://github.com/intel/compute-runtime.git
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62 lines
2.8 KiB
C++
62 lines
2.8 KiB
C++
/*
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* Copyright (C) 2021-2025 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/linear_stream.h"
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#include "shared/source/execution_environment/root_device_environment.h"
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#include "shared/source/helpers/gfx_core_helper.h"
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#include "shared/source/helpers/hw_info.h"
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#include "shared/source/helpers/l3_range.h"
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#include <span>
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namespace NEO {
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template <typename GfxFamily>
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inline void flushGpuCache(LinearStream *commandStream, std::span<const L3Range> ranges, uint64_t postSyncAddress, const RootDeviceEnvironment &rootDeviceEnvironment) {
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using L3_FLUSH_EVICTION_POLICY = typename GfxFamily::L3_FLUSH_ADDRESS_RANGE::L3_FLUSH_EVICTION_POLICY;
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auto templ = GfxFamily::cmdInitL3ControlWithPostSync;
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templ.getBase().setHdcPipelineFlush(true);
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auto hwInfo = *rootDeviceEnvironment.getHardwareInfo();
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auto &productHelper = rootDeviceEnvironment.getHelper<ProductHelper>();
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auto isA0Stepping = GfxCoreHelper::isWorkaroundRequired(REVISION_A0, REVISION_B, hwInfo, productHelper);
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for (auto it = ranges.begin(), end = ranges.end(); it != end; ++it) {
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if ((it + 1 == end) && (postSyncAddress != 0)) {
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auto l3Control = commandStream->getSpaceForCmd<typename GfxFamily::L3_CONTROL>();
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auto cmd = GfxFamily::cmdInitL3ControlWithPostSync;
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cmd.getBase().setHdcPipelineFlush(templ.getBase().getHdcPipelineFlush());
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cmd.getL3FlushAddressRange().setL3FlushEvictionPolicy(L3_FLUSH_EVICTION_POLICY::L3_FLUSH_EVICTION_POLICY_FLUSH_L3_WITH_EVICTION, isA0Stepping);
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cmd.getL3FlushAddressRange().setAddress(it->getMaskedAddress(), isA0Stepping);
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cmd.getL3FlushAddressRange().setAddressMask(it->getMask(), isA0Stepping);
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cmd.getBase().setPostSyncOperation(GfxFamily::L3_CONTROL_BASE::POST_SYNC_OPERATION_WRITE_IMMEDIATE_DATA);
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cmd.getPostSyncData().setAddress(postSyncAddress);
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cmd.getPostSyncData().setImmediateData(0);
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*l3Control = cmd;
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} else {
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auto l3Control = commandStream->getSpaceForCmd<typename GfxFamily::L3_CONTROL>();
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templ.getL3FlushAddressRange().setAddress(it->getMaskedAddress(), isA0Stepping);
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templ.getL3FlushAddressRange().setAddressMask(it->getMask(), isA0Stepping);
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templ.getL3FlushAddressRange().setL3FlushEvictionPolicy(L3_FLUSH_EVICTION_POLICY::L3_FLUSH_EVICTION_POLICY_FLUSH_L3_WITH_EVICTION, isA0Stepping);
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*l3Control = templ;
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}
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}
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}
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template <typename GfxFamily>
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inline size_t getSizeNeededToFlushGpuCache(std::span<const L3Range> ranges, bool usePostSync) {
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size_t size = ranges.size() * sizeof(typename GfxFamily::L3_CONTROL);
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if (usePostSync) {
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UNRECOVERABLE_IF(ranges.size() == 0);
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}
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return size;
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}
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} // namespace NEO
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