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/*
* Copyright (C) 2020-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include <level_zero/ze_api.h>
#include <level_zero/zes_api.h>
#include <memory>
#include <vector>
struct _ze_driver_handle_t {
virtual ~_ze_driver_handle_t() = default;
};
namespace NEO {
class Device;
class MemoryManager;
class SVMAllocsManager;
class GraphicsAllocation;
struct SvmAllocationData;
} // namespace NEO
namespace L0 {
struct Device;
struct L0EnvVariables;
struct DriverHandle : _ze_driver_handle_t {
virtual ze_result_t createContext(const ze_context_desc_t *desc,
uint32_t numDevices,
ze_device_handle_t *phDevices,
ze_context_handle_t *phContext) = 0;
virtual ze_result_t getDevice(uint32_t *pCount, ze_device_handle_t *phDevices) = 0;
virtual ze_result_t getProperties(ze_driver_properties_t *properties) = 0;
virtual ze_result_t getApiVersion(ze_api_version_t *version) = 0;
virtual ze_result_t getIPCProperties(ze_driver_ipc_properties_t *pIPCProperties) = 0;
virtual ze_result_t getExtensionFunctionAddress(const char *pFuncName, void **pfunc) = 0;
virtual ze_result_t getExtensionProperties(uint32_t *pCount,
ze_driver_extension_properties_t *pExtensionProperties) = 0;
virtual NEO::MemoryManager *getMemoryManager() = 0;
virtual void setMemoryManager(NEO::MemoryManager *memoryManager) = 0;
virtual ze_result_t checkMemoryAccessFromDevice(Device *device, const void *ptr) = 0;
virtual bool findAllocationDataForRange(const void *buffer,
size_t size,
NEO::SvmAllocationData **allocData) = 0;
virtual std::vector<NEO::SvmAllocationData *> findAllocationsWithinRange(const void *buffer,
size_t size,
bool *allocationRangeCovered) = 0;
virtual NEO::SVMAllocsManager *getSvmAllocsManager() = 0;
virtual ze_result_t sysmanEventsListen(uint32_t timeout, uint32_t count, zes_device_handle_t *phDevices,
uint32_t *pNumDeviceEvents, zes_event_type_flags_t *pEvents) = 0;
virtual ze_result_t sysmanEventsListenEx(uint64_t timeout, uint32_t count, zes_device_handle_t *phDevices,
uint32_t *pNumDeviceEvents, zes_event_type_flags_t *pEvents) = 0;
virtual ze_result_t importExternalPointer(void *ptr, size_t size) = 0;
virtual ze_result_t releaseImportedPointer(void *ptr) = 0;
virtual ze_result_t getHostPointerBaseAddress(void *ptr, void **baseAddress) = 0;
virtual NEO::GraphicsAllocation *findHostPointerAllocation(void *ptr, size_t size, uint32_t rootDeviceIndex) = 0;
virtual NEO::GraphicsAllocation *getDriverSystemMemoryAllocation(void *ptr,
size_t size,
uint32_t rootDeviceIndex,
uintptr_t *gpuAddress) = 0;
virtual ze_result_t fabricVertexGetExp(uint32_t *pCount, ze_fabric_vertex_handle_t *phDevices) = 0;
static DriverHandle *fromHandle(ze_driver_handle_t handle) { return static_cast<DriverHandle *>(handle); }
inline ze_driver_handle_t toHandle() { return this; }
DriverHandle &operator=(const DriverHandle &) = delete;
DriverHandle &operator=(DriverHandle &&) = delete;
static DriverHandle *create(std::vector<std::unique_ptr<NEO::Device>> devices, const L0EnvVariables &envVariables, ze_result_t *returnValue);
};
} // namespace L0
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