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/*
* Copyright (C) 2023-2024 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "level_zero/sysman/source/driver/sysman_driver_handle_imp.h"
#include "shared/source/debug_settings/debug_settings_manager.h"
#include "shared/source/execution_environment/execution_environment.h"
#include "shared/source/execution_environment/root_device_environment.h"
#include "shared/source/helpers/hw_info.h"
#include "shared/source/os_interface/os_interface.h"
#include "level_zero/core/source/driver/extension_function_address.h"
#include "level_zero/sysman/source/device/sysman_device.h"
#include "level_zero/sysman/source/driver/os_sysman_driver.h"
#include "level_zero/sysman/source/driver/sysman_driver.h"
#include <cstring>
#include <vector>
namespace L0 {
namespace Sysman {
struct SysmanDriverHandleImp *globalSysmanDriver;
SysmanDriverHandleImp::SysmanDriverHandleImp() = default;
ze_result_t SysmanDriverHandleImp::initialize(NEO::ExecutionEnvironment &executionEnvironment) {
for (uint32_t rootDeviceIndex = 0u; rootDeviceIndex < executionEnvironment.rootDeviceEnvironments.size(); rootDeviceIndex++) {
if (!executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->getHardwareInfo()->capabilityTable.levelZeroSupported) {
continue;
}
auto pSysmanDevice = SysmanDevice::create(executionEnvironment, rootDeviceIndex);
if (pSysmanDevice != nullptr) {
this->sysmanDevices.push_back(pSysmanDevice);
}
}
if (this->sysmanDevices.size() == 0) {
return ZE_RESULT_ERROR_UNINITIALIZED;
}
pOsSysmanDriver = L0::Sysman::OsSysmanDriver::create();
this->numDevices = static_cast<uint32_t>(this->sysmanDevices.size());
return ZE_RESULT_SUCCESS;
}
ze_result_t SysmanDriverHandleImp::getExtensionFunctionAddress(const char *pFuncName, void **pfunc) {
*pfunc = ExtensionFunctionAddressHelper::getExtensionFunctionAddress(pFuncName);
if (*pfunc) {
return ZE_RESULT_SUCCESS;
}
return ZE_RESULT_ERROR_INVALID_ARGUMENT;
}
SysmanDriverHandle *SysmanDriverHandle::create(NEO::ExecutionEnvironment &executionEnvironment, ze_result_t *returnValue) {
SysmanDriverHandleImp *driverHandle = new SysmanDriverHandleImp;
UNRECOVERABLE_IF(nullptr == driverHandle);
ze_result_t res = driverHandle->initialize(executionEnvironment);
if (res != ZE_RESULT_SUCCESS) {
delete driverHandle;
driverHandle = nullptr;
*returnValue = res;
return nullptr;
}
globalSysmanDriver = driverHandle;
*returnValue = res;
return driverHandle;
}
ze_result_t SysmanDriverHandleImp::getDevice(uint32_t *pCount, zes_device_handle_t *phDevices) {
if (*pCount == 0) {
*pCount = this->numDevices;
return ZE_RESULT_SUCCESS;
}
if (*pCount > this->numDevices) {
*pCount = this->numDevices;
}
if (phDevices == nullptr) {
return ZE_RESULT_ERROR_INVALID_NULL_HANDLE;
}
for (uint32_t i = 0; i < *pCount; i++) {
phDevices[i] = this->sysmanDevices[i];
}
return ZE_RESULT_SUCCESS;
}
ze_result_t SysmanDriverHandleImp::getDeviceByUuid(zes_uuid_t uuid, zes_device_handle_t *phDevice, ze_bool_t *onSubdevice, uint32_t *subdeviceId) {
for (uint32_t index = 0; index < this->numDevices; index++) {
ze_bool_t deviceFound = this->sysmanDevices[index]->getDeviceInfoByUuid(uuid, onSubdevice, subdeviceId);
if (deviceFound) {
*phDevice = this->sysmanDevices[index];
return ZE_RESULT_SUCCESS;
}
}
return ZE_RESULT_ERROR_INVALID_ARGUMENT;
}
ze_result_t SysmanDriverHandleImp::getExtensionProperties(uint32_t *pCount, zes_driver_extension_properties_t *pExtensionProperties) {
return ZE_RESULT_ERROR_UNSUPPORTED_FEATURE;
}
ze_result_t SysmanDriverHandleImp::sysmanEventsListen(uint32_t timeout, uint32_t count, zes_device_handle_t *phDevices, uint32_t *pNumDeviceEvents, zes_event_type_flags_t *pEvents) {
if (pOsSysmanDriver == nullptr) {
NEO::printDebugString(NEO::debugManager.flags.PrintDebugMessages.get(), stderr,
"%s", "Os Sysman Driver Not initialized\n");
return ZE_RESULT_ERROR_UNINITIALIZED;
}
return pOsSysmanDriver->eventsListen(timeout, count, phDevices, pNumDeviceEvents, pEvents);
}
ze_result_t SysmanDriverHandleImp::sysmanEventsListenEx(uint64_t timeout, uint32_t count, zes_device_handle_t *phDevices, uint32_t *pNumDeviceEvents, zes_event_type_flags_t *pEvents) {
if (pOsSysmanDriver == nullptr) {
NEO::printDebugString(NEO::debugManager.flags.PrintDebugMessages.get(), stderr,
"%s", "Os Sysman Driver Not initialized\n");
return ZE_RESULT_ERROR_UNINITIALIZED;
}
return pOsSysmanDriver->eventsListen(timeout, count, phDevices, pNumDeviceEvents, pEvents);
};
SysmanDriverHandleImp::~SysmanDriverHandleImp() {
for (auto &device : this->sysmanDevices) {
delete device;
}
this->sysmanDevices.clear();
if (pOsSysmanDriver != nullptr) {
delete pOsSysmanDriver;
pOsSysmanDriver = nullptr;
}
}
} // namespace Sysman
} // namespace L0
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