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Move Pci bdf parsing to os specific layer

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Related-To: LOCI-2879

Signed-off-by: Mayank Raghuwanshi <mayank.raghuwanshi@intel.com>
This commit is contained in:
Mayank Raghuwanshi
2022-03-08 08:37:49 +05:30
committed by Compute-Runtime-Automation
parent 45100d15ff
commit fac75222a3
8 changed files with 50 additions and 30 deletions
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15
level_zero/tools/source/sysman/pci/linux/os_pci_imp.cpp
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@@ -1,5 +1,5 @@
/*
* Copyright (C) 2020-2021 Intel Corporation
* Copyright (C) 2020-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
@@ -7,6 +7,8 @@
#include "level_zero/tools/source/sysman/pci/linux/os_pci_imp.h"
#include "shared/source/utilities/directory.h"
#include "level_zero/tools/source/sysman/linux/fs_access.h"
#include "level_zero/tools/source/sysman/sysman_const.h"
@@ -27,14 +29,21 @@ ze_result_t LinuxPciImp::getProperties(zes_pci_properties_t *properties) {
properties->haveReplayCounters = false;
return ZE_RESULT_SUCCESS;
}
ze_result_t LinuxPciImp::getPciBdf(std::string &bdf) {
ze_result_t LinuxPciImp::getPciBdf(zes_pci_properties_t &pciProperties) {
std::string bdfDir;
ze_result_t result = pSysfsAccess->readSymLink(deviceDir, bdfDir);
if (ZE_RESULT_SUCCESS != result) {
return result;
}
const auto loc = bdfDir.find_last_of('/');
bdf = bdfDir.substr(loc + 1);
std::string bdf = bdfDir.substr(loc + 1);
uint16_t domain = 0;
uint8_t bus = 0, device = 0, function = 0;
NEO::parseBdfString(bdf.c_str(), domain, bus, device, function);
pciProperties.address.domain = static_cast<uint32_t>(domain);
pciProperties.address.bus = static_cast<uint32_t>(bus);
pciProperties.address.device = static_cast<uint32_t>(device);
pciProperties.address.function = static_cast<uint32_t>(function);
return ZE_RESULT_SUCCESS;
}

4
level_zero/tools/source/sysman/pci/linux/os_pci_imp.h
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@@ -1,5 +1,5 @@
/*
* Copyright (C) 2020-2021 Intel Corporation
* Copyright (C) 2020-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
@@ -19,7 +19,7 @@ class FsAccess;
class LinuxPciImp : public OsPci, NEO::NonCopyableOrMovableClass {
public:
ze_result_t getPciBdf(std::string &bdf) override;
ze_result_t getPciBdf(zes_pci_properties_t &pciProperties) override;
ze_result_t getMaxLinkSpeed(double &maxLinkSpeed) override;
ze_result_t getMaxLinkWidth(int32_t &maxLinkwidth) override;
ze_result_t getState(zes_pci_state_t *state) override;

4
level_zero/tools/source/sysman/pci/os_pci.h
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@@ -1,5 +1,5 @@
/*
* Copyright (C) 2020-2021 Intel Corporation
* Copyright (C) 2020-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
@@ -19,7 +19,7 @@ int32_t convertLinkSpeedToPciGen(double speed);
double convertPciGenToLinkSpeed(uint32_t gen);
class OsPci {
public:
virtual ze_result_t getPciBdf(std::string &bdf) = 0;
virtual ze_result_t getPciBdf(zes_pci_properties_t &pciProperties) = 0;
virtual ze_result_t getMaxLinkSpeed(double &maxLinkSpeed) = 0;
virtual ze_result_t getMaxLinkWidth(int32_t &maxLinkWidth) = 0;
virtual ze_result_t getState(zes_pci_state_t *state) = 0;

17
level_zero/tools/source/sysman/pci/pci_imp.cpp
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@@ -125,22 +125,7 @@ void PciImp::pciGetStaticFields() {
pOsPci->getProperties(&pciProperties);
resizableBarSupported = pOsPci->resizableBarSupported();
std::string bdf;
pOsPci->getPciBdf(bdf);
if (bdf.empty()) {
pciProperties.address.domain = 0;
pciProperties.address.bus = 0;
pciProperties.address.device = 0;
pciProperties.address.function = 0;
} else {
uint16_t domain = -1;
uint8_t bus = -1, device = -1, function = -1;
NEO::parseBdfString(bdf.c_str(), domain, bus, device, function);
pciProperties.address.domain = static_cast<uint32_t>(domain);
pciProperties.address.bus = static_cast<uint32_t>(bus);
pciProperties.address.device = static_cast<uint32_t>(device);
pciProperties.address.function = static_cast<uint32_t>(function);
}
pOsPci->getPciBdf(pciProperties);
int32_t maxLinkWidth = -1;
int64_t maxBandWidth = -1;
double maxLinkSpeed = 0;

9
level_zero/tools/source/sysman/pci/windows/os_pci_imp.cpp
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@@ -1,5 +1,5 @@
/*
* Copyright (C) 2020-2021 Intel Corporation
* Copyright (C) 2020-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
@@ -16,7 +16,7 @@ ze_result_t WddmPciImp::getProperties(zes_pci_properties_t *properties) {
return ZE_RESULT_SUCCESS;
}
ze_result_t WddmPciImp::getPciBdf(std::string &bdf) {
ze_result_t WddmPciImp::getPciBdf(zes_pci_properties_t &pciProperties) {
uint32_t valueSmall = 0;
uint32_t domain = 0, bus = 0, dev = 0, func = 0;
std::vector<KmdSysman::RequestProperty> vRequests = {};
@@ -65,7 +65,10 @@ ze_result_t WddmPciImp::getPciBdf(std::string &bdf) {
func = valueSmall;
}
bdf = std::to_string(domain) + std::string(":") + std::to_string(bus) + std::string(":") + std::to_string(dev) + std::string(".") + std::to_string(func);
pciProperties.address.domain = domain;
pciProperties.address.bus = bus;
pciProperties.address.device = dev;
pciProperties.address.function = func;
return ZE_RESULT_SUCCESS;
}

4
level_zero/tools/source/sysman/pci/windows/os_pci_imp.h
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@@ -1,5 +1,5 @@
/*
* Copyright (C) 2020-2021 Intel Corporation
* Copyright (C) 2020-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
@@ -15,7 +15,7 @@ namespace L0 {
class KmdSysManager;
class WddmPciImp : public OsPci, NEO::NonCopyableOrMovableClass {
public:
ze_result_t getPciBdf(std::string &bdf) override;
ze_result_t getPciBdf(zes_pci_properties_t &pciProperties) override;
ze_result_t getMaxLinkSpeed(double &maxLinkSpeed) override;
ze_result_t getMaxLinkWidth(int32_t &maxLinkwidth) override;
ze_result_t getState(zes_pci_state_t *state) override;