gpunetio_dma_memcpy_sample.c File Reference

#include <unistd.h>
#include <time.h>
#include <stdbool.h>
#include <doca_log.h>
#include <doca_buf.h>
#include <doca_buf_inventory.h>
#include <doca_mmap.h>
#include <doca_pe.h>
#include "gpunetio_dma_common.h"

Include dependency graph for gpunetio_dma_memcpy_sample.c:

Go to the source code of this file.

Data Structures
struct	gpu_dma_sample_objects

Macros
#define	SLEEP_IN_NANOS   (10 * 1000)
#define	GPU_PAGE_SIZE   (1UL << 16)
#define	NUM_TASKS   1
#define	NUM_BUFS   2
#define	DEFAULT_VALUE   0

Functions
	DOCA_LOG_REGISTER (GPU_DMA_MEMCPY::SAMPLE)
static void	memcpy_task_common_callback (struct doca_dma_task_memcpy *dma_task, union doca_data task_user_data, union doca_data ctx_user_data)
static doca_error_t	init_doca_device (char *nic_pcie_addr, struct doca_dev **ddev)
static doca_error_t	init_sample_mem_objs (struct gpu_dma_sample_objects *state)
static void	gpu_dma_cleanup (struct gpu_dma_sample_objects *state)
static doca_error_t	init_dma_ctx (struct gpu_dma_sample_objects *state)
static doca_error_t	submit_dma_memcpy_task (struct gpu_dma_sample_objects *state)
static doca_error_t	launch_cuda_kernel (uintptr_t gpu_dst_buffer, struct doca_gpu_dma *dma_gpu, struct doca_gpu_buf_arr *src_gpu_buf_arr, struct doca_gpu_buf_arr *dst_gpu_buf_arr)
doca_error_t	gpunetio_dma_memcpy (struct gpu_dma_config *cfg)

Variables
static uint8_t	is_task_done = 0

Macro Definition Documentation

DEFAULT_VALUE

#define DEFAULT_VALUE   0

Definition at line 42 of file gpunetio_dma_memcpy_sample.c.

GPU_PAGE_SIZE

#define GPU_PAGE_SIZE   (1UL << 16)

Definition at line 39 of file gpunetio_dma_memcpy_sample.c.

NUM_BUFS

#define NUM_BUFS   2

Definition at line 41 of file gpunetio_dma_memcpy_sample.c.

NUM_TASKS

#define NUM_TASKS   1

Definition at line 40 of file gpunetio_dma_memcpy_sample.c.

SLEEP_IN_NANOS

#define SLEEP_IN_NANOS   (10 * 1000)

Definition at line 38 of file gpunetio_dma_memcpy_sample.c.

Function Documentation

DOCA_LOG_REGISTER()

DOCA_LOG_REGISTER

(

GPU_DMA_MEMCPY::SAMPLE

)

gpu_dma_cleanup()

static void gpu_dma_cleanup ( struct gpu_dma_sample_objects *  state )

static

Definition at line 339 of file gpunetio_dma_memcpy_sample.c.

gpunetio_dma_memcpy()

doca_error_t gpunetio_dma_memcpy

(

struct gpu_dma_config *

cfg

)

Definition at line 604 of file gpunetio_dma_memcpy_sample.c.

init_dma_ctx()

static doca_error_t init_dma_ctx ( struct gpu_dma_sample_objects *  state )

static

Definition at line 445 of file gpunetio_dma_memcpy_sample.c.

init_doca_device()

static doca_error_t init_doca_device ( char *  nic_pcie_addr, struct doca_dev **  ddev  )

static

Definition at line 94 of file gpunetio_dma_memcpy_sample.c.

init_sample_mem_objs()

static doca_error_t init_sample_mem_objs ( struct gpu_dma_sample_objects *  state )

static

Definition at line 116 of file gpunetio_dma_memcpy_sample.c.

launch_cuda_kernel()

static doca_error_t launch_cuda_kernel ( uintptr_t  gpu_dst_buffer, struct doca_gpu_dma *  dma_gpu, struct doca_gpu_buf_arr *  src_gpu_buf_arr, struct doca_gpu_buf_arr *  dst_gpu_buf_arr  )

static

Definition at line 564 of file gpunetio_dma_memcpy_sample.c.

memcpy_task_common_callback()

static void memcpy_task_common_callback ( struct doca_dma_task_memcpy *  dma_task, union doca_data  task_user_data, union doca_data  ctx_user_data  )

static

Definition at line 75 of file gpunetio_dma_memcpy_sample.c.

submit_dma_memcpy_task()

static doca_error_t submit_dma_memcpy_task ( struct gpu_dma_sample_objects *  state )

static

Definition at line 502 of file gpunetio_dma_memcpy_sample.c.

Variable Documentation

is_task_done

uint8_t is_task_done = 0

static

Definition at line 45 of file gpunetio_dma_memcpy_sample.c.