80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
/*
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* Copyright (C) 2018-2023 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#pragma once
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#include "shared/source/helpers/debug_helpers.h"
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#include <cstdint>
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#include <limits>
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#include <string>
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namespace NEO {
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struct HardwareInfo;
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class OSInterface;
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struct PhysicalDevicePciBusInfo {
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PhysicalDevicePciBusInfo() = default;
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PhysicalDevicePciBusInfo(uint32_t domain, uint32_t bus, uint32_t device, uint32_t function)
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: pciDomain(domain), pciBus(bus), pciDevice(device), pciFunction(function) {}
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static constexpr uint32_t invalidValue = std::numeric_limits<uint32_t>::max();
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static constexpr PhysicalDevicePciBusInfo invalid() { return {}; }
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uint32_t pciDomain = invalidValue;
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uint32_t pciBus = invalidValue;
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uint32_t pciDevice = invalidValue;
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uint32_t pciFunction = invalidValue;
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};
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struct PhysicalDevicePciSpeedInfo {
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static constexpr int32_t unknown = -1;
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int32_t genVersion = unknown;
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int32_t width = unknown;
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int64_t maxBandwidth = unknown;
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};
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enum class DriverInfoType {
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unknown,
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windowsType,
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linuxType,
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};
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class DriverInfo {
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public:
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DriverInfo(DriverInfoType driverInfoType)
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: driverInfoType(driverInfoType), pciBusInfo(PhysicalDevicePciBusInfo::invalidValue, PhysicalDevicePciBusInfo::invalidValue, PhysicalDevicePciBusInfo::invalidValue, PhysicalDevicePciBusInfo::invalidValue) {}
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static DriverInfo *create(const HardwareInfo *hwInfo, const OSInterface *osInterface);
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virtual ~DriverInfo() = default;
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template <typename DerivedType>
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DerivedType *as() {
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UNRECOVERABLE_IF(DerivedType::driverInfoType != this->driverInfoType);
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return static_cast<DerivedType *>(this);
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}
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template <typename DerivedType>
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DerivedType *as() const {
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UNRECOVERABLE_IF(DerivedType::driverInfoType != this->driverInfoType);
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return static_cast<const DerivedType *>(this);
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}
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virtual std::string getDeviceName(std::string defaultName) { return defaultName; }
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virtual std::string getVersion(std::string defaultVersion) { return defaultVersion; }
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virtual bool getMediaSharingSupport() { return true; }
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virtual PhysicalDevicePciBusInfo getPciBusInfo() { return pciBusInfo; }
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protected:
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DriverInfoType driverInfoType;
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PhysicalDevicePciBusInfo pciBusInfo;
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};
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} // namespace NEO
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