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/*
* Copyright (C) 2020-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include "shared/source/execution_environment/execution_environment.h"
#include "shared/source/helpers/non_copyable_or_moveable.h"
#include "shared/source/os_interface/linux/drm_neo.h"
#include "shared/source/os_interface/linux/sys_calls.h"
#include "shared/source/os_interface/os_interface.h"
#include "level_zero/tools/source/sysman/os_sysman.h"
#include "level_zero/tools/source/sysman/sysman_const.h"
#include <map>
#include <mutex>
namespace NEO {
class Drm;
} // namespace NEO
namespace L0 {
class PmuInterface;
class FirmwareUtil;
class FsAccess;
class PlatformMonitoringTech;
class ProcfsAccess;
class SysfsAccess;
struct Device;
struct SysmanDeviceImp;
class ExecutionEnvironmentRefCountRestore : public NEO::NonCopyableAndNonMovableClass {
public:
ExecutionEnvironmentRefCountRestore() = delete;
ExecutionEnvironmentRefCountRestore(NEO::ExecutionEnvironment *executionEnvironmentRecevied) {
executionEnvironment = executionEnvironmentRecevied;
executionEnvironment->incRefInternal();
}
~ExecutionEnvironmentRefCountRestore() {
executionEnvironment->decRefInternal();
}
NEO::ExecutionEnvironment *executionEnvironment = nullptr;
};
class LinuxSysmanImp : public OsSysman, NEO::NonCopyableAndNonMovableClass {
public:
LinuxSysmanImp(SysmanDeviceImp *pParentSysmanDeviceImp);
~LinuxSysmanImp() override;
ze_result_t init() override;
PmuInterface *getPmuInterface();
FirmwareUtil *getFwUtilInterface();
FsAccess &getFsAccess();
ProcfsAccess &getProcfsAccess();
SysfsAccess &getSysfsAccess();
NEO::Drm &getDrm();
PlatformMonitoringTech *getPlatformMonitoringTechAccess(uint32_t subDeviceId);
Device *getDeviceHandle();
std::vector<ze_device_handle_t> &getDeviceHandles() override;
ze_device_handle_t getCoreDeviceHandle() override;
ze_bool_t isDriverModelSupported() override;
SysmanDeviceImp *getSysmanDeviceImp();
std::string getPciCardBusDirectoryPath(std::string realPciPath);
uint32_t getMemoryType();
static std::string getPciRootPortDirectoryPath(std::string realPciPath);
void releasePmtObject();
ze_result_t createPmtHandles();
void createFwUtilInterface();
void releaseFwUtilInterface();
void releaseLocalDrmHandle();
void releaseSysmanDeviceResources();
MOCKABLE_VIRTUAL void releaseDeviceResources();
MOCKABLE_VIRTUAL ze_result_t initDevice();
void reInitSysmanDeviceResources();
MOCKABLE_VIRTUAL void getPidFdsForOpenDevice(ProcfsAccess *, SysfsAccess *, const ::pid_t, std::vector<int> &);
MOCKABLE_VIRTUAL ze_result_t osWarmReset();
MOCKABLE_VIRTUAL ze_result_t osColdReset();
MOCKABLE_VIRTUAL ze_result_t gpuProcessCleanup(ze_bool_t force);
std::string getAddressFromPath(std::string &rootPortPath);
decltype(&NEO::SysCalls::pread) preadFunction = NEO::SysCalls::pread;
decltype(&NEO::SysCalls::pwrite) pwriteFunction = NEO::SysCalls::pwrite;
std::string devicePciBdf = "";
uint32_t rootDeviceIndex = 0u;
NEO::ExecutionEnvironment *executionEnvironment = nullptr;
bool diagnosticsReset = false;
bool isMemoryDiagnostics = false;
Device *pDevice = nullptr;
std::string gtDevicePath;
bool isUsingPrelimEnabledKmd = false;
protected:
FsAccess *pFsAccess = nullptr;
ProcfsAccess *pProcfsAccess = nullptr;
SysfsAccess *pSysfsAccess = nullptr;
NEO::Drm *pDrm = nullptr;
PmuInterface *pPmuInterface = nullptr;
FirmwareUtil *pFwUtilInterface = nullptr;
std::map<uint32_t, L0::PlatformMonitoringTech *> mapOfSubDeviceIdToPmtObject;
ze_result_t initLocalDeviceAndDrmHandles();
uint32_t memType = unknownMemoryType;
private:
bool isMemTypeRetrieved = false;
LinuxSysmanImp() = delete;
SysmanDeviceImp *pParentSysmanDeviceImp = nullptr;
static const std::string deviceDir;
void clearHPIE(int fd);
ze_result_t resizeVfBar(uint8_t size);
std::mutex fwLock;
};
} // namespace L0
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