62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
/*
|
|
* Copyright (C) 2020 Intel Corporation
|
|
*
|
|
* SPDX-License-Identifier: MIT
|
|
*
|
|
*/
|
|
|
|
#include "shared/source/os_interface/linux/drm_engine_mapper.h"
|
|
#include "shared/source/os_interface/linux/memory_info_impl.h"
|
|
|
|
#include "drm_neo.h"
|
|
|
|
#include <fstream>
|
|
|
|
namespace NEO {
|
|
class OsContext;
|
|
|
|
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() {
|
|
auto length = 0;
|
|
auto dataQuery = this->query(DRM_I915_QUERY_MEMORY_REGIONS, length);
|
|
auto data = reinterpret_cast<drm_i915_query_memory_regions *>(dataQuery.get());
|
|
if (data) {
|
|
this->memoryInfo.reset(new MemoryInfoImpl(data->regions, data->num_regions));
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
unsigned int Drm::bindDrmContext(uint32_t drmContextId, uint32_t deviceIndex, aub_stream::EngineType engineType) {
|
|
return DrmEngineMapper::engineNodeMap(engineType);
|
|
}
|
|
|
|
int Drm::bindBufferObject(OsContext *osContext, uint32_t vmHandleId, BufferObject *bo) {
|
|
return 0;
|
|
}
|
|
|
|
int Drm::unbindBufferObject(OsContext *osContext, uint32_t vmHandleId, BufferObject *bo) {
|
|
return 0;
|
|
}
|
|
|
|
} // namespace NEO
|