compute-runtime/shared/source/helpers/engine_node_helper.h

80 lines
3.1 KiB
C++

/*
* Copyright (C) 2019-2023 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include "shared/source/helpers/device_bitfield.h"
#include "aubstream/engine_node.h"
#include <atomic>
#include <bitset>
namespace NEO {
enum PreemptionMode : uint32_t;
struct HardwareInfo;
struct SelectorCopyEngine;
struct RootDeviceEnvironment;
enum class EngineUsage : uint32_t {
regular,
lowPriority,
highPriority,
internal,
cooperative,
engineUsageCount,
};
using EngineTypeUsage = std::pair<aub_stream::EngineType, EngineUsage>;
struct EngineDescriptor {
EngineDescriptor() = delete;
constexpr EngineDescriptor(EngineTypeUsage engineTypeUsage, DeviceBitfield deviceBitfield, PreemptionMode preemptionMode, bool isRootDevice, bool isEngineInstanced)
: engineTypeUsage(engineTypeUsage), deviceBitfield(deviceBitfield), preemptionMode(preemptionMode), isRootDevice(isRootDevice), isEngineInstanced(isEngineInstanced) {}
EngineTypeUsage engineTypeUsage;
DeviceBitfield deviceBitfield;
PreemptionMode preemptionMode;
bool isRootDevice;
bool isEngineInstanced;
};
namespace EngineHelpers {
bool isCcs(aub_stream::EngineType engineType);
bool isComputeEngine(aub_stream::EngineType engineType);
bool isBcs(aub_stream::EngineType engineType);
bool isBcsVirtualEngineEnabled(aub_stream::EngineType engineType);
aub_stream::EngineType getBcsEngineType(const RootDeviceEnvironment &rootDeviceEnvironment, const DeviceBitfield &deviceBitfield, SelectorCopyEngine &selectorCopyEngine, bool internalUsage);
void releaseBcsEngineType(aub_stream::EngineType engineType, SelectorCopyEngine &selectorCopyEngine, const RootDeviceEnvironment &rootDeviceEnvironment);
aub_stream::EngineType remapEngineTypeToHwSpecific(aub_stream::EngineType inputType, const RootDeviceEnvironment &rootDeviceEnvironment);
uint32_t getCcsIndex(aub_stream::EngineType engineType);
uint32_t getBcsIndex(aub_stream::EngineType engineType);
aub_stream::EngineType getBcsEngineAtIdx(uint32_t idx);
aub_stream::EngineType mapBcsIndexToEngineType(uint32_t index, bool includeMainCopyEngine);
aub_stream::EngineType mapCcsIndexToEngineType(uint32_t index);
std::string engineTypeToString(aub_stream::EngineType engineType);
std::string engineUsageToString(EngineUsage usage);
bool isBcsEnabled(const HardwareInfo &hwInfo, aub_stream::EngineType engineType);
constexpr bool isLinkBcs(aub_stream::EngineType engineType) {
return engineType >= aub_stream::ENGINE_BCS1 && engineType <= aub_stream::ENGINE_BCS8;
}
inline constexpr uint32_t numLinkedCopyEngines = 8u;
inline constexpr size_t oddLinkedCopyEnginesMask = 0b010101010;
inline constexpr size_t h2dCopyEngineMask = 0b000001010;
inline constexpr size_t d2hCopyEngineMask = 0b010100000;
bool linkCopyEnginesSupported(const RootDeviceEnvironment &rootDeviceEnvironment, const DeviceBitfield &deviceBitfield);
aub_stream::EngineType selectLinkCopyEngine(const RootDeviceEnvironment &rootDeviceEnvironment, const DeviceBitfield &deviceBitfield, std::atomic<uint32_t> &selectorCopyEngine);
}; // namespace EngineHelpers
} // namespace NEO