mirror of
https://github.com/intel/compute-runtime.git
synced 2025-12-22 01:48:50 +08:00
05a150f49f
This patch adds support for reading PCI bandwidth, generation and linkwidth information from sysfs nodes for the linux platform. Related-To: LOCI-2969 Signed-off-by: Joshua Santosh Ranjan <joshua.santosh.ranjan@intel.com>
61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
/*
|
|
* Copyright (C) 2018-2022 Intel Corporation
|
|
*
|
|
* SPDX-License-Identifier: MIT
|
|
*
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#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 PhyicalDevicePciSpeedInfo {
|
|
static constexpr int32_t Unknown = -1;
|
|
int32_t genVersion = Unknown;
|
|
int32_t width = Unknown;
|
|
int64_t maxBandwidth = Unknown;
|
|
};
|
|
|
|
class DriverInfo {
|
|
public:
|
|
DriverInfo()
|
|
: pciBusInfo(PhysicalDevicePciBusInfo::InvalidValue, PhysicalDevicePciBusInfo::InvalidValue, PhysicalDevicePciBusInfo::InvalidValue, PhysicalDevicePciBusInfo::InvalidValue) {}
|
|
|
|
static DriverInfo *create(const HardwareInfo *hwInfo, const OSInterface *osInterface);
|
|
|
|
virtual ~DriverInfo() = default;
|
|
|
|
virtual std::string getDeviceName(std::string defaultName) { return defaultName; }
|
|
virtual std::string getVersion(std::string defaultVersion) { return defaultVersion; }
|
|
virtual bool getMediaSharingSupport() { return true; }
|
|
virtual bool getImageSupport() { return true; }
|
|
virtual PhysicalDevicePciBusInfo getPciBusInfo() { return pciBusInfo; }
|
|
|
|
protected:
|
|
PhysicalDevicePciBusInfo pciBusInfo;
|
|
};
|
|
|
|
} // namespace NEO
|