63 lines
1.5 KiB
C++
63 lines
1.5 KiB
C++
/*
|
|
* Copyright (C) 2025 Intel Corporation
|
|
*
|
|
* SPDX-License-Identifier: MIT
|
|
*
|
|
*/
|
|
|
|
#pragma once
|
|
#include "shared/source/device/device.h"
|
|
#include "shared/source/helpers/debug_helpers.h"
|
|
#include "shared/source/helpers/driver_model_type.h"
|
|
#include "shared/source/helpers/non_copyable_or_moveable.h"
|
|
#include "shared/source/helpers/topology_map.h"
|
|
#include "shared/source/os_interface/os_handle.h"
|
|
#include "shared/source/os_interface/os_interface.h"
|
|
|
|
#include <limits>
|
|
#include <memory>
|
|
#include <string>
|
|
|
|
namespace NEO {
|
|
|
|
class ExternalSemaphore {
|
|
public:
|
|
enum Type {
|
|
OpaqueFd,
|
|
OpaqueWin32,
|
|
OpaqueWin32Kmt,
|
|
D3d12Fence,
|
|
D3d11Fence,
|
|
KeyedMutex,
|
|
KeyedMutexKmt,
|
|
TimelineSemaphoreFd,
|
|
TimelineSemaphoreWin32,
|
|
Invalid
|
|
};
|
|
|
|
enum SemaphoreState {
|
|
Initial,
|
|
Waiting,
|
|
Signaled
|
|
};
|
|
|
|
static std::unique_ptr<ExternalSemaphore> create(OSInterface *osInterface, ExternalSemaphore::Type type, void *handle, int fd, const char *name);
|
|
|
|
virtual ~ExternalSemaphore() = default;
|
|
|
|
virtual bool importSemaphore(void *extHandle, int fd, uint32_t flags, const char *name, Type type, bool isNative) = 0;
|
|
|
|
virtual bool enqueueWait(uint64_t *fenceValue) = 0;
|
|
virtual bool enqueueSignal(uint64_t *fenceValue) = 0;
|
|
|
|
OSInterface *osInterface = nullptr;
|
|
|
|
SemaphoreState getState() { return state; }
|
|
|
|
protected:
|
|
Type type = Type::Invalid;
|
|
SemaphoreState state = SemaphoreState::Initial;
|
|
};
|
|
|
|
} // namespace NEO
|