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