63 lines
2.3 KiB
C++
63 lines
2.3 KiB
C++
/*
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* Copyright (C) 2017-2020 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 <algorithm>
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namespace NEO {
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HwHelper *hwHelperFactory[IGFX_MAX_CORE] = {};
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HwHelper &HwHelper::get(GFXCORE_FAMILY gfxCore) {
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return *hwHelperFactory[gfxCore];
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}
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bool HwHelper::renderCompressedBuffersSupported(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 HwHelper::renderCompressedImagesSupported(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 HwHelper::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 HwHelper::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 HwHelper::getMaxThreadsForWorkgroup(const HardwareInfo &hwInfo, uint32_t maxNumEUsPerSubSlice) const {
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uint32_t numThreadsPerEU = hwInfo.gtSystemInfo.ThreadCount / hwInfo.gtSystemInfo.EUCount;
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return maxNumEUsPerSubSlice * numThreadsPerEU;
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}
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} // namespace NEO
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