A PI platform stores all known PI devices, in the CUDA plugin this is just a vector of available devices since initialization is done when devices are used. More...

#include <cuda/pi_cuda.hpp>

Collaboration diagram for _pi_platform:

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Public Member Functions
	_pi_platform ()=default

pi_result	populateDeviceCacheIfNeeded ()

	_pi_platform (ze_driver_handle_t Driver)

pi_result	initialize ()

pi_result	populateDeviceCacheIfNeeded ()

pi_device	getDeviceFromNativeHandle (ze_device_handle_t)

Public Attributes
std::vector< std::unique_ptr< _pi_device > >	devices_

std::unique_ptr< _pi_device >	PiDeviceCache

std::mutex	PiDeviceCacheMutex

bool	DeviceCachePopulated = false

std::string	CmEmuVersion

ze_driver_handle_t	ZeDriver

std::string	ZeDriverVersion

std::string	ZeDriverApiVersion

ze_api_version_t	ZeApiVersion

std::unordered_map< std::string, uint32_t >	zeDriverExtensionMap

std::vector< std::unique_ptr< _pi_device > >	PiDevicesCache

pi_shared_mutex	PiDevicesCacheMutex

std::list< pi_context >	Contexts

pi_shared_mutex	ContextsMutex

Static Public Attributes
static CUevent	evBase_ {nullptr}

Detailed Description

A PI platform stores all known PI devices, in the CUDA plugin this is just a vector of available devices since initialization is done when devices are used.

A PI platform stores all known PI devices, in the HIP plugin this is just a vector of available devices since initialization is done when devices are used.

Definition at line 72 of file pi_cuda.hpp.

Constructor & Destructor Documentation

◆ _pi_platform() [1/2]

_pi_platform::_pi_platform ( )

default

◆ _pi_platform() [2/2]

_pi_platform::_pi_platform ( ze_driver_handle_t Driver )

inline

Definition at line 352 of file pi_level_zero.hpp.

Member Function Documentation

◆ getDeviceFromNativeHandle()

pi_device _pi_platform::getDeviceFromNativeHandle ( ze_device_handle_t ZeDevice )

Definition at line 2203 of file pi_level_zero.cpp.

Referenced by piextMemCreateWithNativeHandle().

◆ initialize()

pi_result _pi_platform::initialize ( )

Definition at line 1936 of file pi_level_zero.cpp.

References PiDriverGlobalOffsetExtensionFound, PiDriverModuleProgramExtensionFound, ZeUSMImportExtension::setZeUSMImport(), ZE_CALL, and ZeUSMImport.

Referenced by piPlatformsGet().

◆ populateDeviceCacheIfNeeded() [1/2]

pi_result _pi_platform::populateDeviceCacheIfNeeded ( )

Definition at line 524 of file pi_esimd_emulator.cpp.

References Device, DeviceCachePopulated, PiDeviceCache, PiDeviceCacheMutex, and PiTrace().

Referenced by piDeviceGetInfo(), piDevicePartition(), and piDevicesGet().

◆ populateDeviceCacheIfNeeded() [2/2]

pi_result _pi_platform::populateDeviceCacheIfNeeded ( )

Member Data Documentation

◆ CmEmuVersion

std::string _pi_platform::CmEmuVersion

Definition at line 77 of file pi_esimd_emulator.hpp.

Referenced by piPlatformGetInfo(), and piPlatformsGet().

◆ Contexts

std::list<pi_context> _pi_platform::Contexts

Definition at line 385 of file pi_level_zero.hpp.

Referenced by _pi_queue::CaptureIndirectAccesses(), ContextReleaseHelper(), and piContextCreate().

◆ ContextsMutex

pi_shared_mutex _pi_platform::ContextsMutex

Definition at line 386 of file pi_level_zero.hpp.

Referenced by _pi_queue::executeCommandList(), _pi_buffer::free(), piContextCreate(), piContextRelease(), piEnqueueKernelLaunch(), piextMemCreateWithNativeHandle(), piextUSMDeviceAlloc(), piextUSMFree(), piextUSMHostAlloc(), piextUSMSharedAlloc(), piKernelRelease(), ZeDeviceMemAllocHelper(), ZeHostMemAllocHelper(), and ZeMemFreeHelper().

◆ DeviceCachePopulated

bool _pi_platform::DeviceCachePopulated = false

Definition at line 71 of file pi_esimd_emulator.hpp.

Referenced by populateDeviceCacheIfNeeded().

◆ devices_

std::vector< std::unique_ptr< _pi_device > > _pi_platform::devices_

Definition at line 74 of file pi_cuda.hpp.

◆ evBase_

CUevent _pi_platform::evBase_ {nullptr}

static

Definition at line 73 of file pi_cuda.hpp.

Referenced by cuda_piContextCreate(), _pi_event::get_end_time(), _pi_event::get_queued_time(), and _pi_event::get_start_time().

◆ PiDeviceCache

std::unique_ptr<_pi_device> _pi_platform::PiDeviceCache

Definition at line 69 of file pi_esimd_emulator.hpp.

Referenced by piDevicesGet(), and populateDeviceCacheIfNeeded().

◆ PiDeviceCacheMutex

std::mutex _pi_platform::PiDeviceCacheMutex

Definition at line 70 of file pi_esimd_emulator.hpp.

Referenced by populateDeviceCacheIfNeeded().

◆ PiDevicesCache

std::vector<std::unique_ptr<_pi_device> > _pi_platform::PiDevicesCache

Definition at line 369 of file pi_level_zero.hpp.

Referenced by piDevicesGet().

◆ PiDevicesCacheMutex

pi_shared_mutex _pi_platform::PiDevicesCacheMutex

Definition at line 370 of file pi_level_zero.hpp.

Referenced by piDevicesGet().

◆ ZeApiVersion

ze_api_version_t _pi_platform::ZeApiVersion

Definition at line 363 of file pi_level_zero.hpp.

Referenced by piSamplerCreate().

◆ ZeDriver

ze_driver_handle_t _pi_platform::ZeDriver

Definition at line 358 of file pi_level_zero.hpp.

Referenced by _pi_buffer::free(), piContextCreate(), piextPlatformGetNativeHandle(), piMemBufferCreate(), and ZeUSMImportExtension::setZeUSMImport().

◆ ZeDriverApiVersion

std::string _pi_platform::ZeDriverApiVersion

Definition at line 362 of file pi_level_zero.hpp.

Referenced by piDeviceGetInfo(), and piPlatformGetInfo().

◆ zeDriverExtensionMap

std::unordered_map<std::string, uint32_t> _pi_platform::zeDriverExtensionMap

Definition at line 366 of file pi_level_zero.hpp.

◆ ZeDriverVersion

std::string _pi_platform::ZeDriverVersion

Definition at line 361 of file pi_level_zero.hpp.