offload/plugins-nextgen/cuda/dynamic_cuda/cuda.h

//===--- cuda/dynamic_cuda/cuda.h --------------------------------- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// The parts of the cuda api that are presently in use by the openmp cuda plugin
//
//===----------------------------------------------------------------------===//

#ifndef DYNAMIC_CUDA_CUDA_H_INCLUDED
#define DYNAMIC_CUDA_CUDA_H_INCLUDED

#include <cstddef>
#include <cstdint>

#define cuDeviceTotalMem cuDeviceTotalMem_v2
#define cuModuleGetGlobal cuModuleGetGlobal_v2
#define cuMemGetInfo cuMemGetInfo_v2
#define cuMemAlloc cuMemAlloc_v2
#define cuMemFree cuMemFree_v2
#define cuMemAllocHost cuMemAllocHost_v2
#define cuDevicePrimaryCtxRelease cuDevicePrimaryCtxRelease_v2
#define cuDevicePrimaryCtxSetFlags cuDevicePrimaryCtxSetFlags_v2

typedef int CUdevice;
typedef uintptr_t CUdeviceptr;
typedef struct CUmod_st *CUmodule;
typedef struct CUctx_st *CUcontext;
typedef struct CUfunc_st *CUfunction;
typedef void (*CUhostFn)(void *userData);
typedef struct CUstream_st *CUstream;
typedef struct CUevent_st *CUevent;
typedef struct CUuuid_st {
  char bytes[16];
} CUuuid;

#define CU_DEVICE_INVALID ((CUdevice)(-2))
#define CU_DEVICE_CPU ((CUdevice)(-1))

typedef unsigned long long CUmemGenericAllocationHandle_v1;
typedef CUmemGenericAllocationHandle_v1 CUmemGenericAllocationHandle;

#define CU_DEVICE_INVALID ((CUdevice)(-2))

typedef enum CUmemAllocationGranularity_flags_enum {
  CU_MEM_ALLOC_GRANULARITY_MINIMUM = 0x0,
  CU_MEM_ALLOC_GRANULARITY_RECOMMENDED = 0x1
} CUmemAllocationGranularity_flags;

typedef enum CUmemAccess_flags_enum {
  CU_MEM_ACCESS_FLAGS_PROT_NONE = 0x0,
  CU_MEM_ACCESS_FLAGS_PROT_READ = 0x1,
  CU_MEM_ACCESS_FLAGS_PROT_READWRITE = 0x3,
  CU_MEM_ACCESS_FLAGS_PROT_MAX = 0x7FFFFFFF
} CUmemAccess_flags;

typedef enum CUmemLocationType_enum {
  CU_MEM_LOCATION_TYPE_INVALID = 0x0,
  CU_MEM_LOCATION_TYPE_DEVICE = 0x1,
  CU_MEM_LOCATION_TYPE_MAX = 0x7FFFFFFF
} CUmemLocationType;

typedef struct CUmemLocation_st {
  CUmemLocationType type;
  int id;
} CUmemLocation_v1;
typedef CUmemLocation_v1 CUmemLocation;

typedef struct CUmemAccessDesc_st {
  CUmemLocation location;
  CUmemAccess_flags flags;
} CUmemAccessDesc_v1;

typedef CUmemAccessDesc_v1 CUmemAccessDesc;

typedef enum CUmemAllocationType_enum {
  CU_MEM_ALLOCATION_TYPE_INVALID = 0x0,
  CU_MEM_ALLOCATION_TYPE_PINNED = 0x1,
  CU_MEM_ALLOCATION_TYPE_MAX = 0x7FFFFFFF
} CUmemAllocationType;

typedef enum CUmemAllocationHandleType_enum {
  CU_MEM_HANDLE_TYPE_NONE = 0x0,
  CU_MEM_HANDLE_TYPE_POSIX_FILE_DESCRIPTOR = 0x1,
  CU_MEM_HANDLE_TYPE_WIN32 = 0x2,
  CU_MEM_HANDLE_TYPE_WIN32_KMT = 0x4,
  CU_MEM_HANDLE_TYPE_MAX = 0x7FFFFFFF
} CUmemAllocationHandleType;

typedef struct CUmemAllocationProp_st {
  CUmemAllocationType type;
  CUmemAllocationHandleType requestedHandleTypes;
  CUmemLocation location;

  void *win32HandleMetaData;
  struct {
    unsigned char compressionType;
    unsigned char gpuDirectRDMACapable;
    unsigned short usage;
    unsigned char reserved[4];
  } allocFlags;
} CUmemAllocationProp_v1;
typedef CUmemAllocationProp_v1 CUmemAllocationProp;

/**
 * Error codes (as of CUDA 12.1)
 */
typedef enum cudaError_enum {
  CUDA_SUCCESS = 0,
  CUDA_ERROR_INVALID_VALUE = 1,
  CUDA_ERROR_OUT_OF_MEMORY = 2,
  CUDA_ERROR_NOT_INITIALIZED = 3,
  CUDA_ERROR_DEINITIALIZED = 4,
  CUDA_ERROR_PROFILER_DISABLED = 5,
  CUDA_ERROR_PROFILER_NOT_INITIALIZED = 6,
  CUDA_ERROR_PROFILER_ALREADY_STARTED = 7,
  CUDA_ERROR_PROFILER_ALREADY_STOPPED = 8,
  CUDA_ERROR_STUB_LIBRARY = 34,
  CUDA_ERROR_DEVICE_UNAVAILABLE = 46,
  CUDA_ERROR_NO_DEVICE = 100,
  CUDA_ERROR_INVALID_DEVICE = 101,
  CUDA_ERROR_DEVICE_NOT_LICENSED = 102,
  CUDA_ERROR_INVALID_IMAGE = 200,
  CUDA_ERROR_INVALID_CONTEXT = 201,
  CUDA_ERROR_CONTEXT_ALREADY_CURRENT = 202,
  CUDA_ERROR_MAP_FAILED = 205,
  CUDA_ERROR_UNMAP_FAILED = 206,
  CUDA_ERROR_ARRAY_IS_MAPPED = 207,
  CUDA_ERROR_ALREADY_MAPPED = 208,
  CUDA_ERROR_NO_BINARY_FOR_GPU = 209,
  CUDA_ERROR_ALREADY_ACQUIRED = 210,
  CUDA_ERROR_NOT_MAPPED = 211,
  CUDA_ERROR_NOT_MAPPED_AS_ARRAY = 212,
  CUDA_ERROR_NOT_MAPPED_AS_POINTER = 213,
  CUDA_ERROR_ECC_UNCORRECTABLE = 214,
  CUDA_ERROR_UNSUPPORTED_LIMIT = 215,
  CUDA_ERROR_CONTEXT_ALREADY_IN_USE = 216,
  CUDA_ERROR_PEER_ACCESS_UNSUPPORTED = 217,
  CUDA_ERROR_INVALID_PTX = 218,
  CUDA_ERROR_INVALID_GRAPHICS_CONTEXT = 219,
  CUDA_ERROR_NVLINK_UNCORRECTABLE = 220,
  CUDA_ERROR_JIT_COMPILER_NOT_FOUND = 221,
  CUDA_ERROR_UNSUPPORTED_PTX_VERSION = 222,
  CUDA_ERROR_JIT_COMPILATION_DISABLED = 223,
  CUDA_ERROR_UNSUPPORTED_EXEC_AFFINITY = 224,
  CUDA_ERROR_UNSUPPORTED_DEVSIDE_SYNC = 225,
  CUDA_ERROR_CONTAINED = 226,
  CUDA_ERROR_INVALID_SOURCE = 300,
  CUDA_ERROR_FILE_NOT_FOUND = 301,
  CUDA_ERROR_SHARED_OBJECT_SYMBOL_NOT_FOUND = 302,
  CUDA_ERROR_SHARED_OBJECT_INIT_FAILED = 303,
  CUDA_ERROR_OPERATING_SYSTEM = 304,
  CUDA_ERROR_INVALID_HANDLE = 400,
  CUDA_ERROR_ILLEGAL_STATE = 401,
  CUDA_ERROR_LOSSY_QUERY = 402,
  CUDA_ERROR_NOT_FOUND = 500,
  CUDA_ERROR_NOT_READY = 600,
  CUDA_ERROR_ILLEGAL_ADDRESS = 700,
  CUDA_ERROR_LAUNCH_OUT_OF_RESOURCES = 701,
  CUDA_ERROR_LAUNCH_TIMEOUT = 702,
  CUDA_ERROR_LAUNCH_INCOMPATIBLE_TEXTURING = 703,
  CUDA_ERROR_PEER_ACCESS_ALREADY_ENABLED = 704,
  CUDA_ERROR_PEER_ACCESS_NOT_ENABLED = 705,
  CUDA_ERROR_PRIMARY_CONTEXT_ACTIVE = 708,
  CUDA_ERROR_CONTEXT_IS_DESTROYED = 709,
  CUDA_ERROR_ASSERT = 710,
  CUDA_ERROR_TOO_MANY_PEERS = 711,
  CUDA_ERROR_HOST_MEMORY_ALREADY_REGISTERED = 712,
  CUDA_ERROR_HOST_MEMORY_NOT_REGISTERED = 713,
  CUDA_ERROR_HARDWARE_STACK_ERROR = 714,
  CUDA_ERROR_ILLEGAL_INSTRUCTION = 715,
  CUDA_ERROR_MISALIGNED_ADDRESS = 716,
  CUDA_ERROR_INVALID_ADDRESS_SPACE = 717,
  CUDA_ERROR_INVALID_PC = 718,
  CUDA_ERROR_LAUNCH_FAILED = 719,
  CUDA_ERROR_COOPERATIVE_LAUNCH_TOO_LARGE = 720,
  CUDA_ERROR_TENSOR_MEMORY_LEAK = 721,
  CUDA_ERROR_NOT_PERMITTED = 800,
  CUDA_ERROR_NOT_SUPPORTED = 801,
  CUDA_ERROR_SYSTEM_NOT_READY = 802,
  CUDA_ERROR_SYSTEM_DRIVER_MISMATCH = 803,
  CUDA_ERROR_COMPAT_NOT_SUPPORTED_ON_DEVICE = 804,
  CUDA_ERROR_MPS_CONNECTION_FAILED = 805,
  CUDA_ERROR_MPS_RPC_FAILURE = 806,
  CUDA_ERROR_MPS_SERVER_NOT_READY = 807,
  CUDA_ERROR_MPS_MAX_CLIENTS_REACHED = 808,
  CUDA_ERROR_MPS_MAX_CONNECTIONS_REACHED = 809,
  CUDA_ERROR_MPS_CLIENT_TERMINATED = 810,
  CUDA_ERROR_CDP_NOT_SUPPORTED = 811,
  CUDA_ERROR_CDP_VERSION_MISMATCH = 812,
  CUDA_ERROR_STREAM_CAPTURE_UNSUPPORTED = 900,
  CUDA_ERROR_STREAM_CAPTURE_INVALIDATED = 901,
  CUDA_ERROR_STREAM_CAPTURE_MERGE = 902,
  CUDA_ERROR_STREAM_CAPTURE_UNMATCHED = 903,
  CUDA_ERROR_STREAM_CAPTURE_UNJOINED = 904,
  CUDA_ERROR_STREAM_CAPTURE_ISOLATION = 905,
  CUDA_ERROR_STREAM_CAPTURE_IMPLICIT = 906,
  CUDA_ERROR_CAPTURED_EVENT = 907,
  CUDA_ERROR_STREAM_CAPTURE_WRONG_THREAD = 908,
  CUDA_ERROR_TIMEOUT = 909,
  CUDA_ERROR_GRAPH_EXEC_UPDATE_FAILURE = 910,
  CUDA_ERROR_EXTERNAL_DEVICE = 911,
  CUDA_ERROR_INVALID_CLUSTER_SIZE = 912,
  CUDA_ERROR_FUNCTION_NOT_LOADED = 913,
  CUDA_ERROR_INVALID_RESOURCE_TYPE = 914,
  CUDA_ERROR_INVALID_RESOURCE_CONFIGURATION = 915,
  CUDA_ERROR_KEY_ROTATION = 916,
  CUDA_ERROR_UNKNOWN = 999
} CUresult;

typedef enum CUstream_flags_enum {
  CU_STREAM_DEFAULT = 0x0,
  CU_STREAM_NON_BLOCKING = 0x1,
} CUstream_flags;

typedef enum CUlimit_enum {
  CU_LIMIT_STACK_SIZE = 0x0,
  CU_LIMIT_PRINTF_FIFO_SIZE = 0x1,
  CU_LIMIT_MALLOC_HEAP_SIZE = 0x2,
  CU_LIMIT_DEV_RUNTIME_SYNC_DEPTH = 0x3,
  CU_LIMIT_DEV_RUNTIME_PENDING_LAUNCH_COUNT = 0x4,
  CU_LIMIT_MAX_L2_FETCH_GRANULARITY = 0x5,
  CU_LIMIT_PERSISTING_L2_CACHE_SIZE = 0x6,
  CU_LIMIT_MAX
} CUlimit;

typedef enum CUdevice_attribute_enum {
  CU_DEVICE_ATTRIBUTE_MAX_THREADS_PER_BLOCK = 1,
  CU_DEVICE_ATTRIBUTE_MAX_BLOCK_DIM_X = 2,
  CU_DEVICE_ATTRIBUTE_MAX_BLOCK_DIM_Y = 3,
  CU_DEVICE_ATTRIBUTE_MAX_BLOCK_DIM_Z = 4,
  CU_DEVICE_ATTRIBUTE_MAX_GRID_DIM_X = 5,
  CU_DEVICE_ATTRIBUTE_MAX_GRID_DIM_Y = 6,
  CU_DEVICE_ATTRIBUTE_MAX_GRID_DIM_Z = 7,
  CU_DEVICE_ATTRIBUTE_MAX_SHARED_MEMORY_PER_BLOCK = 8,
  CU_DEVICE_ATTRIBUTE_SHARED_MEMORY_PER_BLOCK = 8,
  CU_DEVICE_ATTRIBUTE_TOTAL_CONSTANT_MEMORY = 9,
  CU_DEVICE_ATTRIBUTE_WARP_SIZE = 10,
  CU_DEVICE_ATTRIBUTE_MAX_PITCH = 11,
  CU_DEVICE_ATTRIBUTE_MAX_REGISTERS_PER_BLOCK = 12,
  CU_DEVICE_ATTRIBUTE_REGISTERS_PER_BLOCK = 12,
  CU_DEVICE_ATTRIBUTE_CLOCK_RATE = 13,
  CU_DEVICE_ATTRIBUTE_TEXTURE_ALIGNMENT = 14,
  CU_DEVICE_ATTRIBUTE_GPU_OVERLAP = 15,
  CU_DEVICE_ATTRIBUTE_MULTIPROCESSOR_COUNT = 16,
  CU_DEVICE_ATTRIBUTE_KERNEL_EXEC_TIMEOUT = 17,
  CU_DEVICE_ATTRIBUTE_INTEGRATED = 18,
  CU_DEVICE_ATTRIBUTE_CAN_MAP_HOST_MEMORY = 19,
  CU_DEVICE_ATTRIBUTE_COMPUTE_MODE = 20,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE1D_WIDTH = 21,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_WIDTH = 22,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_HEIGHT = 23,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE3D_WIDTH = 24,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE3D_HEIGHT = 25,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE3D_DEPTH = 26,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_LAYERED_WIDTH = 27,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_LAYERED_HEIGHT = 28,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_LAYERED_LAYERS = 29,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_ARRAY_WIDTH = 27,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_ARRAY_HEIGHT = 28,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_ARRAY_NUMSLICES = 29,
  CU_DEVICE_ATTRIBUTE_SURFACE_ALIGNMENT = 30,
  CU_DEVICE_ATTRIBUTE_CONCURRENT_KERNELS = 31,
  CU_DEVICE_ATTRIBUTE_ECC_ENABLED = 32,
  CU_DEVICE_ATTRIBUTE_PCI_BUS_ID = 33,
  CU_DEVICE_ATTRIBUTE_PCI_DEVICE_ID = 34,
  CU_DEVICE_ATTRIBUTE_TCC_DRIVER = 35,
  CU_DEVICE_ATTRIBUTE_MEMORY_CLOCK_RATE = 36,
  CU_DEVICE_ATTRIBUTE_GLOBAL_MEMORY_BUS_WIDTH = 37,
  CU_DEVICE_ATTRIBUTE_L2_CACHE_SIZE = 38,
  CU_DEVICE_ATTRIBUTE_MAX_THREADS_PER_MULTIPROCESSOR = 39,
  CU_DEVICE_ATTRIBUTE_ASYNC_ENGINE_COUNT = 40,
  CU_DEVICE_ATTRIBUTE_UNIFIED_ADDRESSING = 41,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE1D_LAYERED_WIDTH = 42,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE1D_LAYERED_LAYERS = 43,
  CU_DEVICE_ATTRIBUTE_CAN_TEX2D_GATHER = 44,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_GATHER_WIDTH = 45,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_GATHER_HEIGHT = 46,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE3D_WIDTH_ALTERNATE = 47,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE3D_HEIGHT_ALTERNATE = 48,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE3D_DEPTH_ALTERNATE = 49,
  CU_DEVICE_ATTRIBUTE_PCI_DOMAIN_ID = 50,
  CU_DEVICE_ATTRIBUTE_TEXTURE_PITCH_ALIGNMENT = 51,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURECUBEMAP_WIDTH = 52,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURECUBEMAP_LAYERED_WIDTH = 53,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURECUBEMAP_LAYERED_LAYERS = 54,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE1D_WIDTH = 55,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_WIDTH = 56,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_HEIGHT = 57,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE3D_WIDTH = 58,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE3D_HEIGHT = 59,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE3D_DEPTH = 60,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE1D_LAYERED_WIDTH = 61,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE1D_LAYERED_LAYERS = 62,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_LAYERED_WIDTH = 63,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_LAYERED_HEIGHT = 64,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_LAYERED_LAYERS = 65,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACECUBEMAP_WIDTH = 66,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACECUBEMAP_LAYERED_WIDTH = 67,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACECUBEMAP_LAYERED_LAYERS = 68,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE1D_LINEAR_WIDTH = 69,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_LINEAR_WIDTH = 70,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_LINEAR_HEIGHT = 71,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_LINEAR_PITCH = 72,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_MIPMAPPED_WIDTH = 73,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_MIPMAPPED_HEIGHT = 74,
  CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MAJOR = 75,
  CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MINOR = 76,
  CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE1D_MIPMAPPED_WIDTH = 77,
  CU_DEVICE_ATTRIBUTE_STREAM_PRIORITIES_SUPPORTED = 78,
  CU_DEVICE_ATTRIBUTE_GLOBAL_L1_CACHE_SUPPORTED = 79,
  CU_DEVICE_ATTRIBUTE_LOCAL_L1_CACHE_SUPPORTED = 80,
  CU_DEVICE_ATTRIBUTE_MAX_SHARED_MEMORY_PER_MULTIPROCESSOR = 81,
  CU_DEVICE_ATTRIBUTE_MAX_REGISTERS_PER_MULTIPROCESSOR = 82,
  CU_DEVICE_ATTRIBUTE_MANAGED_MEMORY = 83,
  CU_DEVICE_ATTRIBUTE_MULTI_GPU_BOARD = 84,
  CU_DEVICE_ATTRIBUTE_MULTI_GPU_BOARD_GROUP_ID = 85,
  CU_DEVICE_ATTRIBUTE_HOST_NATIVE_ATOMIC_SUPPORTED = 86,
  CU_DEVICE_ATTRIBUTE_SINGLE_TO_DOUBLE_PRECISION_PERF_RATIO = 87,
  CU_DEVICE_ATTRIBUTE_PAGEABLE_MEMORY_ACCESS = 88,
  CU_DEVICE_ATTRIBUTE_CONCURRENT_MANAGED_ACCESS = 89,
  CU_DEVICE_ATTRIBUTE_COMPUTE_PREEMPTION_SUPPORTED = 90,
  CU_DEVICE_ATTRIBUTE_CAN_USE_HOST_POINTER_FOR_REGISTERED_MEM = 91,
  CU_DEVICE_ATTRIBUTE_CAN_USE_STREAM_MEM_OPS = 92,
  CU_DEVICE_ATTRIBUTE_CAN_USE_64_BIT_STREAM_MEM_OPS = 93,
  CU_DEVICE_ATTRIBUTE_CAN_USE_STREAM_WAIT_VALUE_NOR = 94,
  CU_DEVICE_ATTRIBUTE_COOPERATIVE_LAUNCH = 95,
  CU_DEVICE_ATTRIBUTE_COOPERATIVE_MULTI_DEVICE_LAUNCH = 96,
  CU_DEVICE_ATTRIBUTE_MAX_SHARED_MEMORY_PER_BLOCK_OPTIN = 97,
  CU_DEVICE_ATTRIBUTE_CAN_FLUSH_REMOTE_WRITES = 98,
  CU_DEVICE_ATTRIBUTE_HOST_REGISTER_SUPPORTED = 99,
  CU_DEVICE_ATTRIBUTE_PAGEABLE_MEMORY_ACCESS_USES_HOST_PAGE_TABLES = 100,
  CU_DEVICE_ATTRIBUTE_DIRECT_MANAGED_MEM_ACCESS_FROM_HOST = 101,
  CU_DEVICE_ATTRIBUTE_VIRTUAL_ADDRESS_MANAGEMENT_SUPPORTED = 102,
  CU_DEVICE_ATTRIBUTE_VIRTUAL_MEMORY_MANAGEMENT_SUPPORTED = 102,
  CU_DEVICE_ATTRIBUTE_HANDLE_TYPE_POSIX_FILE_DESCRIPTOR_SUPPORTED = 103,
  CU_DEVICE_ATTRIBUTE_HANDLE_TYPE_WIN32_HANDLE_SUPPORTED = 104,
  CU_DEVICE_ATTRIBUTE_HANDLE_TYPE_WIN32_KMT_HANDLE_SUPPORTED = 105,
  CU_DEVICE_ATTRIBUTE_MAX_BLOCKS_PER_MULTIPROCESSOR = 106,
  CU_DEVICE_ATTRIBUTE_GENERIC_COMPRESSION_SUPPORTED = 107,
  CU_DEVICE_ATTRIBUTE_MAX_PERSISTING_L2_CACHE_SIZE = 108,
  CU_DEVICE_ATTRIBUTE_MAX_ACCESS_POLICY_WINDOW_SIZE = 109,
  CU_DEVICE_ATTRIBUTE_GPU_DIRECT_RDMA_WITH_CUDA_VMM_SUPPORTED = 110,
  CU_DEVICE_ATTRIBUTE_RESERVED_SHARED_MEMORY_PER_BLOCK = 111,
  CU_DEVICE_ATTRIBUTE_SPARSE_CUDA_ARRAY_SUPPORTED = 112,
  CU_DEVICE_ATTRIBUTE_READ_ONLY_HOST_REGISTER_SUPPORTED = 113,
  CU_DEVICE_ATTRIBUTE_TIMELINE_SEMAPHORE_INTEROP_SUPPORTED = 114,
  CU_DEVICE_ATTRIBUTE_MEMORY_POOLS_SUPPORTED = 115,
  CU_DEVICE_ATTRIBUTE_GPU_DIRECT_RDMA_SUPPORTED = 116,
  CU_DEVICE_ATTRIBUTE_GPU_DIRECT_RDMA_FLUSH_WRITES_OPTIONS = 117,
  CU_DEVICE_ATTRIBUTE_GPU_DIRECT_RDMA_WRITES_ORDERING = 118,
  CU_DEVICE_ATTRIBUTE_MEMPOOL_SUPPORTED_HANDLE_TYPES = 119,
  CU_DEVICE_ATTRIBUTE_MAX,
} CUdevice_attribute;

typedef enum CUfunction_attribute_enum {
  CU_FUNC_ATTRIBUTE_MAX_THREADS_PER_BLOCK = 0,
  CU_FUNC_ATTRIBUTE_SHARED_SIZE_BYTES = 1,
  CU_FUNC_ATTRIBUTE_MAX_DYNAMIC_SHARED_SIZE_BYTES = 8,
} CUfunction_attribute;

typedef enum CUctx_flags_enum {
  CU_CTX_SCHED_BLOCKING_SYNC = 0x04,
  CU_CTX_SCHED_MASK = 0x07,
} CUctx_flags;

typedef enum CUmemAttach_flags_enum {
  CU_MEM_ATTACH_GLOBAL = 0x1,
  CU_MEM_ATTACH_HOST = 0x2,
  CU_MEM_ATTACH_SINGLE = 0x4,
} CUmemAttach_flags;

typedef enum CUcomputeMode_enum {
  CU_COMPUTEMODE_DEFAULT = 0,
  CU_COMPUTEMODE_PROHIBITED = 2,
  CU_COMPUTEMODE_EXCLUSIVE_PROCESS = 3,
} CUcompute_mode;

typedef enum CUevent_flags_enum {
  CU_EVENT_DEFAULT = 0x0,
  CU_EVENT_BLOCKING_SYNC = 0x1,
  CU_EVENT_DISABLE_TIMING = 0x2,
  CU_EVENT_INTERPROCESS = 0x4
} CUevent_flags;

static inline void *CU_LAUNCH_PARAM_END = (void *)0x00;
static inline void *CU_LAUNCH_PARAM_BUFFER_POINTER = (void *)0x01;
static inline void *CU_LAUNCH_PARAM_BUFFER_SIZE = (void *)0x02;

typedef void (*CUstreamCallback)(CUstream, CUresult, void *);
typedef size_t (*CUoccupancyB2DSize)(int);

typedef enum CUlaunchAttributeID_enum {
  CU_LAUNCH_ATTRIBUTE_IGNORE = 0,
  CU_LAUNCH_ATTRIBUTE_ACCESS_POLICY_WINDOW = 1,
  CU_LAUNCH_ATTRIBUTE_COOPERATIVE = 2,
  CU_LAUNCH_ATTRIBUTE_SYNCHRONIZATION_POLICY = 3,
  CU_LAUNCH_ATTRIBUTE_CLUSTER_DIMENSION = 4,
  CU_LAUNCH_ATTRIBUTE_CLUSTER_SCHEDULING_POLICY_PREFERENCE = 5,
  CU_LAUNCH_ATTRIBUTE_PROGRAMMATIC_STREAM_SERIALIZATION = 6,
  CU_LAUNCH_ATTRIBUTE_PROGRAMMATIC_EVENT = 7,
  CU_LAUNCH_ATTRIBUTE_PRIORITY = 8,
  CU_LAUNCH_ATTRIBUTE_MEM_SYNC_DOMAIN_MAP = 9,
  CU_LAUNCH_ATTRIBUTE_MEM_SYNC_DOMAIN = 10,
  CU_LAUNCH_ATTRIBUTE_PREFERRED_CLUSTER_DIMENSION = 11,
  CU_LAUNCH_ATTRIBUTE_LAUNCH_COMPLETION_EVENT = 12,
  CU_LAUNCH_ATTRIBUTE_DEVICE_UPDATABLE_KERNEL_NODE = 13,
  CU_LAUNCH_ATTRIBUTE_PREFERRED_SHARED_MEMORY_CARVEOUT = 14
} CUlaunchAttributeID;

typedef union CUlaunchAttributeValue_union {
  char pad[64];
  int cooperative;
} CUlaunchAttributeValue;

typedef struct CUlaunchAttribute_st {
  CUlaunchAttributeID id;
  char pad[8 - sizeof(CUlaunchAttributeID)];
  CUlaunchAttributeValue value;
} CUlaunchAttribute;

typedef struct CUlaunchConfig_st {
  unsigned int gridDimX;
  unsigned int gridDimY;
  unsigned int gridDimZ;
  unsigned int blockDimX;
  unsigned int blockDimY;
  unsigned int blockDimZ;
  unsigned int sharedMemBytes;
  CUstream hStream;
  CUlaunchAttribute *attrs;
  unsigned int numAttrs;
} CUlaunchConfig;

CUresult cuCtxGetDevice(CUdevice *);
CUresult cuDeviceGet(CUdevice *, int);
CUresult cuDeviceGetAttribute(int *, CUdevice_attribute, CUdevice);
CUresult cuDeviceGetCount(int *);
CUresult cuFuncGetAttribute(int *, CUfunction_attribute, CUfunction);
CUresult cuFuncSetAttribute(CUfunction, CUfunction_attribute, int);

// Device info
CUresult cuDeviceGetName(char *, int, CUdevice);
CUresult cuDeviceGetUuid(CUuuid *, CUdevice);
CUresult cuDeviceTotalMem(size_t *, CUdevice);
CUresult cuDriverGetVersion(int *);

CUresult cuGetErrorString(CUresult, const char **);
CUresult cuInit(unsigned);
CUresult cuLaunchKernelEx(const CUlaunchConfig *, CUfunction, void **, void **);
CUresult cuLaunchHostFunc(CUstream, CUhostFn, void *);

CUresult cuMemAlloc(CUdeviceptr *, size_t);
CUresult cuMemAllocHost(void **, size_t);
CUresult cuMemAllocManaged(CUdeviceptr *, size_t, unsigned int);
CUresult cuMemAllocAsync(CUdeviceptr *, size_t, CUstream);

CUresult cuMemcpyAsync(CUdeviceptr, CUdeviceptr, size_t, CUstream);
CUresult cuMemcpyDtoDAsync(CUdeviceptr, CUdeviceptr, size_t, CUstream);
CUresult cuMemcpyDtoH(void *, CUdeviceptr, size_t);
CUresult cuMemcpyDtoHAsync(void *, CUdeviceptr, size_t, CUstream);
CUresult cuMemcpyHtoD(CUdeviceptr, const void *, size_t);
CUresult cuMemcpyHtoDAsync(CUdeviceptr, const void *, size_t, CUstream);

CUresult cuMemsetD8Async(CUdeviceptr, unsigned int, size_t, CUstream);
CUresult cuMemsetD16Async(CUdeviceptr, unsigned int, size_t, CUstream);
CUresult cuMemsetD32Async(CUdeviceptr, unsigned int, size_t, CUstream);
CUresult cuMemsetD2D8Async(CUdeviceptr, size_t, unsigned int, size_t, size_t,
                           CUstream);
CUresult cuMemsetD2D16Async(CUdeviceptr, size_t, unsigned int, size_t, size_t,
                            CUstream);
CUresult cuMemsetD2D32Async(CUdeviceptr, size_t, unsigned int, size_t, size_t,
                            CUstream);

CUresult cuMemFree(CUdeviceptr);
CUresult cuMemFreeHost(void *);
CUresult cuMemFreeAsync(CUdeviceptr, CUstream);

CUresult cuMemPrefetchAsync(CUdeviceptr, size_t, CUdevice, CUstream);

typedef enum CUpointer_attribute_enum {
  CU_POINTER_ATTRIBUTE_IS_MANAGED = 8
} CUpointer_attribute;

CUresult cuPointerGetAttribute(void *, CUpointer_attribute, CUdeviceptr);

CUresult cuModuleGetFunction(CUfunction *, CUmodule, const char *);
CUresult cuModuleGetGlobal(CUdeviceptr *, size_t *, CUmodule, const char *);

CUresult cuModuleUnload(CUmodule);
CUresult cuStreamCreate(CUstream *, unsigned);
CUresult cuStreamDestroy(CUstream);
CUresult cuStreamSynchronize(CUstream);
CUresult cuStreamQuery(CUstream);
CUresult cuStreamAddCallback(CUstream, CUstreamCallback, void *, unsigned int);
CUresult cuCtxSetCurrent(CUcontext);
CUresult cuDevicePrimaryCtxRelease(CUdevice);
CUresult cuDevicePrimaryCtxGetState(CUdevice, unsigned *, int *);
CUresult cuDevicePrimaryCtxSetFlags(CUdevice, unsigned);
CUresult cuDevicePrimaryCtxRetain(CUcontext *, CUdevice);
CUresult cuModuleLoadDataEx(CUmodule *, const void *, unsigned, void *,
                            void **);

CUresult cuDeviceCanAccessPeer(int *, CUdevice, CUdevice);
CUresult cuCtxEnablePeerAccess(CUcontext, unsigned);
CUresult cuMemcpyPeerAsync(CUdeviceptr, CUcontext, CUdeviceptr, CUcontext,
                           size_t, CUstream);

CUresult cuCtxGetLimit(size_t *, CUlimit);
CUresult cuCtxSetLimit(CUlimit, size_t);

CUresult cuEventCreate(CUevent *, unsigned int);
CUresult cuEventRecord(CUevent, CUstream);
CUresult cuEventQuery(CUevent);
CUresult cuStreamWaitEvent(CUstream, CUevent, unsigned int);
CUresult cuEventSynchronize(CUevent);
CUresult cuEventElapsedTime(float *, CUevent, CUevent);
CUresult cuEventDestroy(CUevent);

CUresult cuMemUnmap(CUdeviceptr ptr, size_t size);
CUresult cuMemRelease(CUmemGenericAllocationHandle handle);
CUresult cuMemAddressFree(CUdeviceptr ptr, size_t size);
CUresult cuMemGetInfo(size_t *free, size_t *total);
CUresult cuMemAddressReserve(CUdeviceptr *ptr, size_t size, size_t alignment,
                             CUdeviceptr addr, unsigned long long flags);
CUresult cuMemMap(CUdeviceptr ptr, size_t size, size_t offset,
                  CUmemGenericAllocationHandle handle,
                  unsigned long long flags);
CUresult cuMemCreate(CUmemGenericAllocationHandle *handle, size_t size,
                     const CUmemAllocationProp *prop, unsigned long long flags);
CUresult cuMemSetAccess(CUdeviceptr ptr, size_t size,
                        const CUmemAccessDesc *desc, size_t count);
CUresult cuMemGetAllocationGranularity(size_t *granularity,
                                       const CUmemAllocationProp *prop,
                                       CUmemAllocationGranularity_flags option);
CUresult cuOccupancyMaxPotentialBlockSize(int *, int *, CUfunction,
                                          CUoccupancyB2DSize, size_t, int);
CUresult cuOccupancyMaxActiveBlocksPerMultiprocessor(int *, CUfunction, int,
                                                     size_t);

#endif