118 lines
4.5 KiB
C++
118 lines
4.5 KiB
C++
/*
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* Copyright (C) 2019-2024 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/csr_definitions.h"
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#include "shared/source/execution_environment/root_device_environment.h"
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#include "shared/source/gen12lp/hw_cmds_base.h"
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#include "shared/source/helpers/hw_info.h"
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#include "shared/source/helpers/pipe_control_args.h"
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#include "shared/source/helpers/pipeline_select_helper.h"
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#include "shared/source/helpers/preamble_bdw_and_later.inl"
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namespace NEO {
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using Family = Gen12LpFamily;
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template <>
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uint32_t PreambleHelper<Family>::getL3Config(const HardwareInfo &hwInfo, bool useSLM) {
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uint32_t l3Config = 0;
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switch (hwInfo.platform.eProductFamily) {
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case IGFX_TIGERLAKE_LP:
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l3Config = getL3ConfigHelper<IGFX_TIGERLAKE_LP>(useSLM);
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break;
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default:
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l3Config = getL3ConfigHelper<IGFX_TIGERLAKE_LP>(true);
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}
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return l3Config;
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}
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template <>
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void PreambleHelper<Family>::programPipelineSelect(LinearStream *pCommandStream,
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const PipelineSelectArgs &pipelineSelectArgs,
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const RootDeviceEnvironment &rootDeviceEnvironment) {
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using PIPELINE_SELECT = typename Family::PIPELINE_SELECT;
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if (MemorySynchronizationCommands<Family>::isBarrierPriorToPipelineSelectWaRequired(rootDeviceEnvironment)) {
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PipeControlArgs args;
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args.renderTargetCacheFlushEnable = true;
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MemorySynchronizationCommands<Family>::addSingleBarrier(*pCommandStream, args);
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}
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auto cmdSpace = pCommandStream->getSpaceForCmd<PIPELINE_SELECT>();
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PIPELINE_SELECT pipelineSelectCmd = Family::cmdInitPipelineSelect;
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auto mask = pipelineSelectEnablePipelineSelectMaskBits | pipelineSelectMediaSamplerDopClockGateMaskBits;
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auto pipeline = pipelineSelectArgs.is3DPipelineRequired ? PIPELINE_SELECT::PIPELINE_SELECTION_3D : PIPELINE_SELECT::PIPELINE_SELECTION_GPGPU;
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pipelineSelectCmd.setPipelineSelection(pipeline);
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pipelineSelectCmd.setMediaSamplerDopClockGateEnable(!pipelineSelectArgs.mediaSamplerRequired);
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if (pipelineSelectArgs.systolicPipelineSelectSupport) {
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mask |= pipelineSelectSystolicModeEnableMaskBits;
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pipelineSelectCmd.setSpecialModeEnable(pipelineSelectArgs.systolicPipelineSelectMode);
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}
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pipelineSelectCmd.setMaskBits(mask);
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*cmdSpace = pipelineSelectCmd;
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}
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template <>
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size_t PreambleHelper<Family>::getCmdSizeForPipelineSelect(const RootDeviceEnvironment &rootDeviceEnvironment) {
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size_t size = 0;
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using PIPELINE_SELECT = typename Family::PIPELINE_SELECT;
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size += sizeof(PIPELINE_SELECT);
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if (MemorySynchronizationCommands<Family>::isBarrierPriorToPipelineSelectWaRequired(rootDeviceEnvironment)) {
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size += sizeof(PIPE_CONTROL);
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}
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return size;
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}
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template <>
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void PreambleHelper<Family>::addPipeControlBeforeVfeCmd(LinearStream *pCommandStream, const HardwareInfo *hwInfo, EngineGroupType engineGroupType) {
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PipeControlArgs args = {};
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if (hwInfo->workaroundTable.flags.waSendMIFLUSHBeforeVFE) {
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if (engineGroupType != EngineGroupType::compute) {
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args.renderTargetCacheFlushEnable = true;
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args.depthCacheFlushEnable = true;
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args.depthStallEnable = true;
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}
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args.dcFlushEnable = true;
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}
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MemorySynchronizationCommands<Family>::addSingleBarrier(*pCommandStream, args);
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}
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template <>
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void PreambleHelper<Family>::programL3(LinearStream *pCommandStream, uint32_t l3Config, bool isBcs) {
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}
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template <>
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uint32_t PreambleHelper<Family>::getUrbEntryAllocationSize() {
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return 1024u;
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}
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template <>
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void PreambleHelper<Family>::appendProgramVFEState(const RootDeviceEnvironment &rootDeviceEnvironment, const StreamProperties &streamProperties, void *cmd) {
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FrontEndStateCommand *mediaVfeState = static_cast<FrontEndStateCommand *>(cmd);
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bool disableEUFusion = streamProperties.frontEndState.disableEUFusion.value == 1;
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auto &gfxCoreHelper = rootDeviceEnvironment.getHelper<GfxCoreHelper>();
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auto &hwInfo = *rootDeviceEnvironment.getHardwareInfo();
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if (!gfxCoreHelper.isFusedEuDispatchEnabled(hwInfo, disableEUFusion)) {
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mediaVfeState->setDisableSlice0Subslice2(true);
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}
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if (debugManager.flags.MediaVfeStateMaxSubSlices.get() != -1) {
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mediaVfeState->setMaximumNumberOfDualSubslices(debugManager.flags.MediaVfeStateMaxSubSlices.get());
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}
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}
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// Explicitly instantiate PreambleHelper for Gen12Lp device family
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template struct PreambleHelper<Family>;
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} // namespace NEO
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