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Fixed AMD GPU health readings on Linux.

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XMRig 2020-06-18 11:16:26 +07:00
parent 1b928e8bf1
commit 416c9eff69
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GPG key ID: 446A53638BE94409
1 changed files with 27 additions and 10 deletions
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37
src/backend/opencl/wrappers/AdlLib_linux.cpp
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@ -36,27 +36,29 @@ bool AdlLib::m_ready = false;
static const std::string kPrefix = "/sys/bus/pci/drivers/amdgpu/"; static const std::string kPrefix = "/sys/bus/pci/drivers/amdgpu/";
static inline bool sysfs_is_file(const char *path) static inline bool sysfs_is_file(const std::string &path)
{ {
struct stat sb; struct stat sb;
return stat(path, &sb) == 0 && ((sb.st_mode & S_IFMT) == S_IFREG); return stat(path.c_str(), &sb) == 0 && ((sb.st_mode & S_IFMT) == S_IFREG);
} }
static inline std::string sysfs_prefix(const PciTopology &topology) static inline bool sysfs_is_amdgpu(const std::string &path)
{ {
std::string path = kPrefix + "0000:" + topology.toString().data() + "/hwmon/hwmon"; if (!sysfs_is_file(path)) {
return false;
if (sysfs_is_file((path + "2/name").c_str())) {
return path + "2/";
} }
if (sysfs_is_file((path + "3/name").c_str())) { std::ifstream file(path);
return path + "3/"; if (!file.is_open()) {
return false;
} }
return {}; std::string name;
std::getline(file, name);
return name == "amdgpu";
} }
@ -74,6 +76,21 @@ uint32_t sysfs_read(const std::string &path)
} }
static inline std::string sysfs_prefix(const PciTopology &topology)
{
const std::string path = kPrefix + "0000:" + topology.toString().data() + "/hwmon/hwmon";
for (uint32_t i = 1; i < 10; ++i) {
const std::string prefix = path + std::to_string(i) + "/";
if (sysfs_is_amdgpu(prefix + "name") && sysfs_read(prefix + "freq1_input")) {
return prefix;
}
}
return {};
}
} // namespace xmrig } // namespace xmrig