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compute-runtime/shared/source/os_interface/linux/ioctl_helper.h

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/*
* Copyright (C) 2021-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include "shared/source/os_interface/linux/drm_wrappers.h"
#include "shared/source/utilities/stackvec.h"
#include "igfxfmid.h"
#include <cstddef>
#include <cstdint>
#include <memory>
#include <optional>
#include <string>
#include <vector>
namespace NEO {
class Drm;
class OsContextLinux;
class IoctlHelper;
enum class CacheRegion : uint16_t;
struct HardwareInfo;
struct MemoryRegion {
MemoryClassInstance region;
uint64_t probedSize;
uint64_t unallocatedSize;
};
struct EngineCapabilities {
EngineClassInstance engine;
uint64_t capabilities;
};
struct DistanceInfo {
MemoryClassInstance region;
EngineClassInstance engine;
int32_t distance;
};
struct VmBindParams {
uint32_t vmId;
uint32_t handle;
uint64_t start;
uint64_t offset;
uint64_t length;
uint64_t flags;
uint64_t extensions;
};
struct UuidRegisterResult {
uint32_t retVal;
uint32_t handle;
};
using MemRegionsVec = StackVec<MemoryClassInstance, 5>;
using VmBindExtSetPatT = uint8_t[40];
using VmBindExtUserFenceT = uint8_t[56];
class IoctlHelper {
public:
IoctlHelper(Drm &drmArg) : drm(drmArg){};
virtual ~IoctlHelper() {}
static std::unique_ptr<IoctlHelper> get(const PRODUCT_FAMILY productFamily, const std::string &prelimVersion, const std::string &drmVersion, Drm &drm);
virtual uint32_t ioctl(DrmIoctl request, void *arg);
virtual bool initialize() = 0;
virtual bool isSetPairAvailable() = 0;
virtual bool isVmBindAvailable() = 0;
virtual uint32_t createGemExt(const MemRegionsVec &memClassInstances, size_t allocSize, uint32_t &handle, std::optional<uint32_t> vmId, int32_t pairHandle) = 0;
virtual CacheRegion closAlloc() = 0;
virtual uint16_t closAllocWays(CacheRegion closIndex, uint16_t cacheLevel, uint16_t numWays) = 0;
virtual CacheRegion closFree(CacheRegion closIndex) = 0;
virtual int waitUserFence(uint32_t ctxId, uint64_t address,
uint64_t value, uint32_t dataWidth, int64_t timeout, uint16_t flags) = 0;
virtual uint32_t getAtomicAdvise(bool isNonAtomic) = 0;
virtual uint32_t getPreferredLocationAdvise() = 0;
virtual bool setVmBoAdvise(int32_t handle, uint32_t attribute, void *region) = 0;
virtual bool setVmPrefetch(uint64_t start, uint64_t length, uint32_t region) = 0;
virtual uint32_t getDirectSubmissionFlag() = 0;
virtual std::unique_ptr<uint8_t[]> prepareVmBindExt(const StackVec<uint32_t, 2> &bindExtHandles) = 0;
virtual uint64_t getFlagsForVmBind(bool bindCapture, bool bindImmediate, bool bindMakeResident) = 0;
virtual uint32_t queryDistances(std::vector<QueryItem> &queryItems, std::vector<DistanceInfo> &distanceInfos) = 0;
virtual uint16_t getWaitUserFenceSoftFlag() = 0;
virtual int execBuffer(ExecBuffer *execBuffer, uint64_t completionGpuAddress, uint32_t counterValue) = 0;
virtual bool completionFenceExtensionSupported(const bool isVmBindAvailable) = 0;
virtual std::optional<DrmParam> getHasPageFaultParamId() = 0;
virtual std::unique_ptr<uint8_t[]> createVmControlExtRegion(const std::optional<MemoryClassInstance> &regionInstanceClass) = 0;
virtual uint32_t getFlagsForVmCreate(bool disableScratch, bool enablePageFault, bool useVmBind) = 0;
virtual uint32_t createContextWithAccessCounters(GemContextCreateExt &gcc) = 0;
virtual uint32_t createCooperativeContext(GemContextCreateExt &gcc) = 0;
virtual void fillVmBindExtSetPat(VmBindExtSetPatT &vmBindExtSetPat, uint64_t patIndex, uint64_t nextExtension) = 0;
virtual void fillVmBindExtUserFence(VmBindExtUserFenceT &vmBindExtUserFence, uint64_t fenceAddress, uint64_t fenceValue, uint64_t nextExtension) = 0;
virtual std::optional<uint64_t> getCopyClassSaturatePCIECapability() = 0;
virtual std::optional<uint64_t> getCopyClassSaturateLinkCapability() = 0;
virtual uint32_t getVmAdviseAtomicAttribute() = 0;
virtual int vmBind(const VmBindParams &vmBindParams) = 0;
virtual int vmUnbind(const VmBindParams &vmBindParams) = 0;
virtual bool getEuStallProperties(std::array<uint64_t, 12u> &properties, uint64_t dssBufferSize,
uint64_t samplingRate, uint64_t pollPeriod, uint64_t engineInstance, uint64_t notifyNReports) = 0;
virtual uint32_t getEuStallFdParameter() = 0;
virtual UuidRegisterResult registerUuid(const std::string &uuid, uint32_t uuidClass, uint64_t ptr, uint64_t size) = 0;
virtual UuidRegisterResult registerStringClassUuid(const std::string &uuid, uint64_t ptr, uint64_t size) = 0;
virtual int unregisterUuid(uint32_t handle) = 0;
virtual bool isContextDebugSupported() = 0;
virtual int setContextDebugFlag(uint32_t drmContextId) = 0;
virtual bool isDebugAttachAvailable() = 0;
virtual unsigned int getIoctlRequestValue(DrmIoctl ioctlRequest) const = 0;
virtual int getDrmParamValue(DrmParam drmParam) const = 0;
virtual std::string getDrmParamString(DrmParam param) const = 0;
virtual std::string getIoctlString(DrmIoctl ioctlRequest) const = 0;
virtual std::vector<MemoryRegion> translateToMemoryRegions(const std::vector<uint8_t> &regionInfo);
virtual uint32_t createDrmContext(Drm &drm, OsContextLinux &osContext, uint32_t drmVmId, uint32_t deviceIndex);
std::vector<EngineCapabilities> translateToEngineCaps(const std::vector<uint8_t> &data);
void fillExecObject(ExecObject &execObject, uint32_t handle, uint64_t gpuAddress, uint32_t drmContextId, bool bindInfo, bool isMarkedForCapture);
void logExecObject(const ExecObject &execObject, std::stringstream &logger, size_t size);
void fillExecBuffer(ExecBuffer &execBuffer, uintptr_t buffersPtr, uint32_t bufferCount, uint32_t startOffset, uint32_t size, uint64_t flags, uint32_t drmContextId);
void logExecBuffer(const ExecBuffer &execBuffer, std::stringstream &logger);
virtual int getDrmParamValueBase(DrmParam drmParam) const;
unsigned int getIoctlRequestValueBase(DrmIoctl ioctlRequest) const;
bool setDomainCpu(uint32_t handle, bool writeEnable);
std::string getDrmParamStringBase(DrmParam param) const;
std::string getIoctlStringBase(DrmIoctl ioctlRequest) const;
virtual std::string getFileForMaxGpuFrequency() const;
virtual std::string getFileForMaxGpuFrequencyOfSubDevice(int subDeviceId) const;
virtual std::string getFileForMaxMemoryFrequencyOfSubDevice(int subDeviceId) const;
uint32_t getFlagsForPrimeHandleToFd() const;
virtual bool shouldBreakIoctlLoopOnWouldBlock(DrmIoctl ioctlRequest) const;
protected:
Drm &drm;
};
class IoctlHelperUpstream : public IoctlHelper {
public:
using IoctlHelper::IoctlHelper;
bool initialize() override;
bool isSetPairAvailable() override;
bool isVmBindAvailable() override;
uint32_t createGemExt(const MemRegionsVec &memClassInstances, size_t allocSize, uint32_t &handle, std::optional<uint32_t> vmId, int32_t pairHandle) override;
CacheRegion closAlloc() override;
uint16_t closAllocWays(CacheRegion closIndex, uint16_t cacheLevel, uint16_t numWays) override;
CacheRegion closFree(CacheRegion closIndex) override;
int waitUserFence(uint32_t ctxId, uint64_t address,
uint64_t value, uint32_t dataWidth, int64_t timeout, uint16_t flags) override;
uint32_t getAtomicAdvise(bool isNonAtomic) override;
uint32_t getPreferredLocationAdvise() override;
bool setVmBoAdvise(int32_t handle, uint32_t attribute, void *region) override;
bool setVmPrefetch(uint64_t start, uint64_t length, uint32_t region) override;
uint32_t getDirectSubmissionFlag() override;
std::unique_ptr<uint8_t[]> prepareVmBindExt(const StackVec<uint32_t, 2> &bindExtHandles) override;
uint64_t getFlagsForVmBind(bool bindCapture, bool bindImmediate, bool bindMakeResident) override;
uint32_t queryDistances(std::vector<QueryItem> &queryItems, std::vector<DistanceInfo> &distanceInfos) override;
uint16_t getWaitUserFenceSoftFlag() override;
int execBuffer(ExecBuffer *execBuffer, uint64_t completionGpuAddress, uint32_t counterValue) override;
bool completionFenceExtensionSupported(const bool isVmBindAvailable) override;
std::optional<DrmParam> getHasPageFaultParamId() override;
std::unique_ptr<uint8_t[]> createVmControlExtRegion(const std::optional<MemoryClassInstance> &regionInstanceClass) override;
uint32_t getFlagsForVmCreate(bool disableScratch, bool enablePageFault, bool useVmBind) override;
uint32_t createContextWithAccessCounters(GemContextCreateExt &gcc) override;
uint32_t createCooperativeContext(GemContextCreateExt &gcc) override;
void fillVmBindExtSetPat(VmBindExtSetPatT &vmBindExtSetPat, uint64_t patIndex, uint64_t nextExtension) override;
void fillVmBindExtUserFence(VmBindExtUserFenceT &vmBindExtUserFence, uint64_t fenceAddress, uint64_t fenceValue, uint64_t nextExtension) override;
std::optional<uint64_t> getCopyClassSaturatePCIECapability() override;
std::optional<uint64_t> getCopyClassSaturateLinkCapability() override;
uint32_t getVmAdviseAtomicAttribute() override;
int vmBind(const VmBindParams &vmBindParams) override;
int vmUnbind(const VmBindParams &vmBindParams) override;
bool getEuStallProperties(std::array<uint64_t, 12u> &properties, uint64_t dssBufferSize, uint64_t samplingRate,
uint64_t pollPeriod, uint64_t engineInstance, uint64_t notifyNReports) override;
uint32_t getEuStallFdParameter() override;
UuidRegisterResult registerUuid(const std::string &uuid, uint32_t uuidClass, uint64_t ptr, uint64_t size) override;
UuidRegisterResult registerStringClassUuid(const std::string &uuid, uint64_t ptr, uint64_t size) override;
int unregisterUuid(uint32_t handle) override;
bool isContextDebugSupported() override;
int setContextDebugFlag(uint32_t drmContextId) override;
bool isDebugAttachAvailable() override;
unsigned int getIoctlRequestValue(DrmIoctl ioctlRequest) const override;
int getDrmParamValue(DrmParam drmParam) const override;
std::string getDrmParamString(DrmParam param) const override;
std::string getIoctlString(DrmIoctl ioctlRequest) const override;
};
template <PRODUCT_FAMILY gfxProduct>
class IoctlHelperImpl : public IoctlHelperUpstream {
public:
using IoctlHelperUpstream::IoctlHelperUpstream;
static std::unique_ptr<IoctlHelper> get(Drm &drm) {
return std::make_unique<IoctlHelperImpl<gfxProduct>>(drm);
}
uint32_t createGemExt(const MemRegionsVec &memClassInstances, size_t allocSize, uint32_t &handle, std::optional<uint32_t> vmId, int32_t pairHandle) override;
std::vector<MemoryRegion> translateToMemoryRegions(const std::vector<uint8_t> &regionInfo) override;
unsigned int getIoctlRequestValue(DrmIoctl ioctlRequest) const override;
std::string getIoctlString(DrmIoctl ioctlRequest) const override;
};
class IoctlHelperPrelim20 : public IoctlHelper {
public:
IoctlHelperPrelim20(Drm &drmArg);
bool initialize() override;
bool isSetPairAvailable() override;
bool isVmBindAvailable() override;
uint32_t createGemExt(const MemRegionsVec &memClassInstances, size_t allocSize, uint32_t &handle, std::optional<uint32_t> vmId, int32_t pairHandle) override;
CacheRegion closAlloc() override;
uint16_t closAllocWays(CacheRegion closIndex, uint16_t cacheLevel, uint16_t numWays) override;
CacheRegion closFree(CacheRegion closIndex) override;
int waitUserFence(uint32_t ctxId, uint64_t address,
uint64_t value, uint32_t dataWidth, int64_t timeout, uint16_t flags) override;
uint32_t getAtomicAdvise(bool isNonAtomic) override;
uint32_t getPreferredLocationAdvise() override;
bool setVmBoAdvise(int32_t handle, uint32_t attribute, void *region) override;
bool setVmPrefetch(uint64_t start, uint64_t length, uint32_t region) override;
uint32_t getDirectSubmissionFlag() override;
std::unique_ptr<uint8_t[]> prepareVmBindExt(const StackVec<uint32_t, 2> &bindExtHandles) override;
uint64_t getFlagsForVmBind(bool bindCapture, bool bindImmediate, bool bindMakeResident) override;
uint32_t queryDistances(std::vector<QueryItem> &queryItems, std::vector<DistanceInfo> &distanceInfos) override;
uint16_t getWaitUserFenceSoftFlag() override;
int execBuffer(ExecBuffer *execBuffer, uint64_t completionGpuAddress, uint32_t counterValue) override;
bool completionFenceExtensionSupported(const bool isVmBindAvailable) override;
std::optional<DrmParam> getHasPageFaultParamId() override;
std::unique_ptr<uint8_t[]> createVmControlExtRegion(const std::optional<MemoryClassInstance> &regionInstanceClass) override;
uint32_t getFlagsForVmCreate(bool disableScratch, bool enablePageFault, bool useVmBind) override;
uint32_t createContextWithAccessCounters(GemContextCreateExt &gcc) override;
uint32_t createCooperativeContext(GemContextCreateExt &gcc) override;
void fillVmBindExtSetPat(VmBindExtSetPatT &vmBindExtSetPat, uint64_t patIndex, uint64_t nextExtension) override;
void fillVmBindExtUserFence(VmBindExtUserFenceT &vmBindExtUserFence, uint64_t fenceAddress, uint64_t fenceValue, uint64_t nextExtension) override;
std::optional<uint64_t> getCopyClassSaturatePCIECapability() override;
std::optional<uint64_t> getCopyClassSaturateLinkCapability() override;
uint32_t getVmAdviseAtomicAttribute() override;
int vmBind(const VmBindParams &vmBindParams) override;
int vmUnbind(const VmBindParams &vmBindParams) override;
bool getEuStallProperties(std::array<uint64_t, 12u> &properties, uint64_t dssBufferSize, uint64_t samplingRate,
uint64_t pollPeriod, uint64_t engineInstance, uint64_t notifyNReports) override;
uint32_t getEuStallFdParameter() override;
UuidRegisterResult registerUuid(const std::string &uuid, uint32_t uuidClass, uint64_t ptr, uint64_t size) override;
UuidRegisterResult registerStringClassUuid(const std::string &uuid, uint64_t ptr, uint64_t size) override;
int unregisterUuid(uint32_t handle) override;
bool isContextDebugSupported() override;
int setContextDebugFlag(uint32_t drmContextId) override;
bool isDebugAttachAvailable() override;
unsigned int getIoctlRequestValue(DrmIoctl ioctlRequest) const override;
int getDrmParamValue(DrmParam drmParam) const override;
std::string getDrmParamString(DrmParam param) const override;
std::string getIoctlString(DrmIoctl ioctlRequest) const override;
bool shouldBreakIoctlLoopOnWouldBlock(DrmIoctl ioctlRequest) const override;
};
} // namespace NEO
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