compute-runtime/runtime/platform/platform.h

88 lines
2.7 KiB
C++

/*
* Copyright (c) 2017, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#pragma once
#include "config.h"
#include "platform_info.h"
#include "runtime/api/cl_types.h"
#include "runtime/device/device_vector.h"
#include "runtime/helpers/base_object.h"
#include <condition_variable>
#include <vector>
namespace OCLRT {
class CompilerInterface;
class Device;
class AsyncEventsHandler;
struct HardwareInfo;
template <>
struct OpenCLObjectMapper<_cl_platform_id> {
typedef class Platform DerivedType;
};
class Platform : public BaseObject<_cl_platform_id> {
public:
static const cl_ulong objectMagic = 0x8873ACDEF2342133LL;
Platform();
~Platform() override;
cl_int getInfo(cl_platform_info paramName,
size_t paramValueSize,
void *paramValue,
size_t *paramValueSizeRet);
const std::string &peekCompilerExtensions() const;
bool initialize(size_t numDevices,
const HardwareInfo **devices);
bool isInitialized();
void shutdown();
size_t getNumDevices() const;
Device **getDevices();
Device *getDevice(size_t deviceOrdinal);
const PlatformInfo &getPlatformInfo() const;
AsyncEventsHandler *getAsyncEventsHandler();
void createAsyncEventsHandler(AsyncEventsHandler *handler);
protected:
enum {
StateNone,
StateIniting,
StateInited,
};
cl_uint state = StateNone;
void fillGlobalDispatchTable();
PlatformInfo *platformInfo = nullptr;
DeviceVector devices;
std::string compilerExtensions;
std::unique_ptr<AsyncEventsHandler> asyncEventsHandler;
};
Platform *platform();
} // namespace OCLRT