18#ifndef __DRIVER_CUDA_H__
19#define __DRIVER_CUDA_H__
23#include <common/config.h>
27#include <cuda_runtime_api.h>
29#ifdef STARPU_HAVE_LIBNVIDIA_ML
35#include <core/workers.h>
41void _starpu_cuda_init(
void);
42unsigned _starpu_get_cuda_device_count(
void);
43extern int _starpu_cuda_bus_ids[STARPU_MAXCUDADEVS+STARPU_MAXNUMANODES][STARPU_MAXCUDADEVS+STARPU_MAXNUMANODES];
45#if defined(STARPU_USE_CUDA) || defined(STARPU_SIMGRID)
47void _starpu_init_cuda(
void);
48void *_starpu_cuda_worker(
void *);
49#ifdef STARPU_HAVE_LIBNVIDIA_ML
50nvmlDevice_t _starpu_cuda_get_nvmldev(
struct cudaDeviceProp *props);
53# define _starpu_cuda_discover_devices(config) ((void) config)
57cudaStream_t starpu_cuda_get_local_in_transfer_stream(
void);
58cudaStream_t starpu_cuda_get_in_transfer_stream(
unsigned dst_node);
59cudaStream_t starpu_cuda_get_local_out_transfer_stream(
void);
60cudaStream_t starpu_cuda_get_out_transfer_stream(
unsigned src_node);
61cudaStream_t starpu_cuda_get_peer_transfer_stream(
unsigned src_node,
unsigned dst_node);
67int _starpu_cuda_copy_interface_from_cpu_to_cuda(starpu_data_handle_t handle,
void *src_interface,
unsigned src_node,
void *dst_interface,
unsigned dst_node,
struct _starpu_data_request *req);
68int _starpu_cuda_copy_interface_from_cuda_to_cuda(starpu_data_handle_t handle,
void *src_interface,
unsigned src_node,
void *dst_interface,
unsigned dst_node,
struct _starpu_data_request *req);
69int _starpu_cuda_copy_interface_from_cuda_to_cpu(starpu_data_handle_t handle,
void *src_interface,
unsigned src_node,
void *dst_interface,
unsigned dst_node,
struct _starpu_data_request *req);
71int _starpu_cuda_copy_data_from_cuda_to_cuda(uintptr_t src,
size_t src_offset,
unsigned src_node, uintptr_t dst,
size_t dst_offset,
unsigned dst_node,
size_t size,
struct _starpu_async_channel *async_channel);
72int _starpu_cuda_copy_data_from_cuda_to_cpu(uintptr_t src,
size_t src_offset,
unsigned src_node, uintptr_t dst,
size_t dst_offset,
unsigned dst_node,
size_t size,
struct _starpu_async_channel *async_channel);
73int _starpu_cuda_copy_data_from_cpu_to_cuda(uintptr_t src,
size_t src_offset,
unsigned src_node, uintptr_t dst,
size_t dst_offset,
unsigned dst_node,
size_t size,
struct _starpu_async_channel *async_channel);
75int _starpu_cuda_copy2d_data_from_cuda_to_cuda(uintptr_t src,
size_t src_offset,
unsigned src_node, uintptr_t dst,
size_t dst_offset,
unsigned dst_node,
size_t blocksize,
size_t numblocks,
size_t ld_src,
size_t ld_dst,
struct _starpu_async_channel *async_channel);
76int _starpu_cuda_copy2d_data_from_cuda_to_cpu(uintptr_t src,
size_t src_offset,
unsigned src_node, uintptr_t dst,
size_t dst_offset,
unsigned dst_node,
size_t blocksize,
size_t numblocks,
size_t ld_src,
size_t ld_dst,
struct _starpu_async_channel *async_channel);
77int _starpu_cuda_copy2d_data_from_cpu_to_cuda(uintptr_t src,
size_t src_offset,
unsigned src_node, uintptr_t dst,
size_t dst_offset,
unsigned dst_node,
size_t blocksize,
size_t numblocks,
size_t ld_src,
size_t ld_dst,
struct _starpu_async_channel *async_channel);
79int _starpu_cuda_copy3d_data_from_cuda_to_cuda(uintptr_t src,
size_t src_offset,
unsigned src_node, uintptr_t dst,
size_t dst_offset,
unsigned dst_node,
size_t blocksize,
size_t numblocks_1,
size_t ld1_src,
size_t ld1_dst,
size_t numblocks_2,
size_t ld2_src,
size_t ld2_dst,
struct _starpu_async_channel *async_channel);
80int _starpu_cuda_copy3d_data_from_cuda_to_cpu(uintptr_t src,
size_t src_offset,
unsigned src_node, uintptr_t dst,
size_t dst_offset,
unsigned dst_node,
size_t blocksize,
size_t numblocks_1,
size_t ld1_src,
size_t ld1_dst,
size_t numblocks_2,
size_t ld2_src,
size_t ld2_dst,
struct _starpu_async_channel *async_channel);
81int _starpu_cuda_copy3d_data_from_cpu_to_cuda(uintptr_t src,
size_t src_offset,
unsigned src_node, uintptr_t dst,
size_t dst_offset,
unsigned dst_node,
size_t blocksize,
size_t numblocks_1,
size_t ld1_src,
size_t ld1_dst,
size_t numblocks_2,
size_t ld2_src,
size_t ld2_dst,
struct _starpu_async_channel *async_channel);
83int _starpu_cuda_is_direct_access_supported(
unsigned node,
unsigned handling_node);
84uintptr_t _starpu_cuda_malloc_on_node(
unsigned dst_node,
size_t size,
int flags);
85void _starpu_cuda_free_on_node(
unsigned dst_node, uintptr_t addr,
size_t size,
int flags);
Definition: copy_driver.h:127
Definition: workers.h:352
Definition: node_ops.h:48