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/*
* Copyright (C) 2023-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "level_zero/sysman/source/api/power/sysman_power.h"
#include "level_zero/sysman/source/api/power/sysman_os_power.h"
#include "level_zero/sysman/source/api/power/sysman_power_imp.h"
#include "level_zero/sysman/source/device/os_sysman.h"
namespace L0 {
namespace Sysman {
void PowerHandleContext::releasePowerHandles() {
for (Power *pPower : handleList) {
delete pPower;
}
handleList.clear();
}
PowerHandleContext::~PowerHandleContext() {
releasePowerHandles();
}
void PowerHandleContext::createHandle(ze_bool_t isSubDevice, uint32_t subDeviceId, zes_power_domain_t powerDomain) {
Power *pPower = new PowerImp(pOsSysman, isSubDevice, subDeviceId, powerDomain);
if (pPower->initSuccess == true) {
handleList.push_back(pPower);
} else {
delete pPower;
}
}
void PowerHandleContext::init(uint32_t subDeviceCount) {
auto totalDomains = OsPower::getSupportedPowerDomains(pOsSysman);
for (auto &powerDomain : totalDomains) {
createHandle(false, 0, powerDomain);
for (uint32_t subDeviceId = 0; subDeviceId < subDeviceCount; subDeviceId++) {
createHandle(true, subDeviceId, powerDomain);
}
}
}
void PowerHandleContext::initPower() {
std::call_once(initPowerOnce, [this]() {
this->init(pOsSysman->getSubDeviceCount());
this->powerInitDone = true;
});
}
ze_result_t PowerHandleContext::powerGet(uint32_t *pCount, zes_pwr_handle_t *phPower) {
initPower();
uint32_t handleListSize = static_cast<uint32_t>(handleList.size());
uint32_t numToCopy = std::min(*pCount, handleListSize);
if (0 == *pCount || *pCount > handleListSize) {
*pCount = handleListSize;
}
if (nullptr != phPower) {
for (uint32_t i = 0; i < numToCopy; i++) {
phPower[i] = handleList[i]->toHandle();
}
}
return ZE_RESULT_SUCCESS;
}
ze_result_t PowerHandleContext::powerGetCardDomain(zes_pwr_handle_t *phPower) {
initPower();
if (nullptr == phPower) {
return ZE_RESULT_ERROR_INVALID_NULL_POINTER;
}
for (uint32_t i = 0; i < handleList.size(); i++) {
if (handleList[i]->isCardPower) {
*phPower = handleList[i]->toHandle();
return ZE_RESULT_SUCCESS;
}
}
return ZE_RESULT_ERROR_UNSUPPORTED_FEATURE;
}
} // namespace Sysman
} // namespace L0
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