mirror of
https://github.com/intel/compute-runtime.git
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97 lines
3.6 KiB
C++
97 lines
3.6 KiB
C++
/*
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* Copyright (C) 2018-2022 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/helpers/hw_helper.h"
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#include "shared/source/debug_settings/debug_settings_manager.h"
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#include "shared/source/helpers/constants.h"
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#include "shared/source/helpers/hw_info.h"
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#include <algorithm>
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namespace NEO {
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GfxCoreHelper *gfxCoreHelperFactory[IGFX_MAX_CORE] = {};
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GfxCoreHelper &GfxCoreHelper::get(GFXCORE_FAMILY gfxCore) {
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return *gfxCoreHelperFactory[gfxCore];
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}
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bool GfxCoreHelper::compressedBuffersSupported(const HardwareInfo &hwInfo) {
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if (DebugManager.flags.RenderCompressedBuffersEnabled.get() != -1) {
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return !!DebugManager.flags.RenderCompressedBuffersEnabled.get();
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}
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return hwInfo.capabilityTable.ftrRenderCompressedBuffers;
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}
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bool GfxCoreHelper::compressedImagesSupported(const HardwareInfo &hwInfo) {
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if (DebugManager.flags.RenderCompressedImagesEnabled.get() != -1) {
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return !!DebugManager.flags.RenderCompressedImagesEnabled.get();
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}
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return hwInfo.capabilityTable.ftrRenderCompressedImages;
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}
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bool GfxCoreHelper::cacheFlushAfterWalkerSupported(const HardwareInfo &hwInfo) {
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int32_t dbgFlag = DebugManager.flags.EnableCacheFlushAfterWalker.get();
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if (dbgFlag == 1) {
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return true;
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} else if (dbgFlag == 0) {
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return false;
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}
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return hwInfo.capabilityTable.supportCacheFlushAfterWalker;
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}
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uint32_t GfxCoreHelper::getMaxThreadsForVfe(const HardwareInfo &hwInfo) {
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uint32_t threadsPerEU = (hwInfo.gtSystemInfo.ThreadCount / hwInfo.gtSystemInfo.EUCount) + hwInfo.capabilityTable.extraQuantityThreadsPerEU;
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auto maxHwThreadsCapable = hwInfo.gtSystemInfo.EUCount * threadsPerEU;
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auto maxHwThreadsReturned = maxHwThreadsCapable;
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if (DebugManager.flags.MaxHwThreadsPercent.get() != 0) {
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maxHwThreadsReturned = int(maxHwThreadsCapable * (DebugManager.flags.MaxHwThreadsPercent.get() / 100.0f));
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}
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if (DebugManager.flags.MinHwThreadsUnoccupied.get() != 0) {
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maxHwThreadsReturned = std::min(maxHwThreadsReturned, maxHwThreadsCapable - DebugManager.flags.MinHwThreadsUnoccupied.get());
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}
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return maxHwThreadsReturned;
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}
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uint32_t GfxCoreHelper::getSubDevicesCount(const HardwareInfo *pHwInfo) {
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if (DebugManager.flags.CreateMultipleSubDevices.get() > 0) {
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return DebugManager.flags.CreateMultipleSubDevices.get();
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} else if (pHwInfo->gtSystemInfo.MultiTileArchInfo.IsValid && pHwInfo->gtSystemInfo.MultiTileArchInfo.TileCount > 0u) {
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return pHwInfo->gtSystemInfo.MultiTileArchInfo.TileCount;
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} else {
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return 1u;
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}
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}
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uint32_t GfxCoreHelper::getHighestEnabledSlice(const HardwareInfo &hwInfo) {
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uint32_t highestEnabledSlice = 0;
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if (!hwInfo.gtSystemInfo.IsDynamicallyPopulated) {
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return hwInfo.gtSystemInfo.MaxSlicesSupported;
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}
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for (int highestSlice = GT_MAX_SLICE - 1; highestSlice >= 0; highestSlice--) {
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if (hwInfo.gtSystemInfo.SliceInfo[highestSlice].Enabled) {
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highestEnabledSlice = highestSlice + 1;
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break;
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}
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}
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return highestEnabledSlice;
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}
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void HwHelper::getCpuCopyThresholds(size_t &h2DThreshold, size_t &d2HThreshold) {
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h2DThreshold = NonUsmCpuCopyConstants::h2DThreshold;
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d2HThreshold = NonUsmCpuCopyConstants::d2HThreshold;
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if (NEO::DebugManager.flags.ExperimentalH2DCpuCopyThreshold.get() != -1) {
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h2DThreshold = NEO::DebugManager.flags.ExperimentalH2DCpuCopyThreshold.get();
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}
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if (NEO::DebugManager.flags.ExperimentalD2HCpuCopyThreshold.get() != -1) {
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d2HThreshold = NEO::DebugManager.flags.ExperimentalD2HCpuCopyThreshold.get();
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}
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}
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} // namespace NEO
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