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  3. rdma-core-devel
  4. mlx5dv_open_device(3)

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mlx5dv_open_device(3) mlx5dv_open_device(3)

NAME

mlx5dv_open_device - Open an RDMA device context for the mlx5 provider

SYNOPSIS

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

DESCRIPTION

Open an RDMA device context with specific mlx5 provider attributes.

ARGUMENTS

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

RETURN VALUE

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

SEE ALSO

ibv_open_device(3)

AUTHOR

Yishai Hadas <yishaih@mellanox.com>