Files
compute-runtime/shared/source/os_interface/linux/drm_query.cpp
Bartosz Dunajski 5af401b7bb Discover GPU topology from i915
Resolves: NEO-4718

Change-Id: I0547c109b961c3732e64b6f22ec761a5943c65ef
Signed-off-by: Bartosz Dunajski <bartosz.dunajski@intel.com>
2020-06-15 10:32:29 +02:00

45 lines
878 B
C++

/*
* Copyright (C) 2019-2020 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/os_interface/linux/drm_engine_mapper.h"
#include "drm_neo.h"
#include <fstream>
namespace NEO {
int Drm::getMaxGpuFrequency(HardwareInfo &hwInfo, int &maxGpuFrequency) {
maxGpuFrequency = 0;
std::string clockSysFsPath = getSysFsPciPath();
clockSysFsPath += "/gt_max_freq_mhz";
std::ifstream ifs(clockSysFsPath.c_str(), std::ifstream::in);
if (ifs.fail()) {
return -1;
}
ifs >> maxGpuFrequency;
ifs.close();
return 0;
}
bool Drm::queryEngineInfo() {
return true;
}
bool Drm::queryMemoryInfo() {
return true;
}
unsigned int Drm::bindDrmContext(uint32_t drmContextId, uint32_t deviceIndex, aub_stream::EngineType engineType) {
return DrmEngineMapper::engineNodeMap(engineType);
}
} // namespace NEO