DOKK / manpages / debian 12 / libibverbs-dev / mlx5dv_open_device.3.en
mlx5dv_open_device(3) mlx5dv_open_device(3)

mlx5dv_open_device - Open an RDMA device context for the mlx5 provider

#include <infiniband/mlx5dv.h>
struct ibv_context *
mlx5dv_open_device(struct ibv_device *device, struct mlx5dv_context_attr *attr);

Open an RDMA device context with specific mlx5 provider attributes.

RDMA device to open.

attr argument

struct mlx5dv_context_attr {


        uint32_t flags;


        uint64_t comp_mask;
};
    
A bitwise OR of the various values described below.
*MLX5DV_CONTEXT_FLAGS_DEVX*:
Allocate a DEVX context
    
Bitmask specifying what fields in the structure are valid

Returns a pointer to the allocated device context, or NULL if the request fails.

ibv_open_device(3)

Yishai Hadas <yishaih@mellanox.com>