.\" Automatically generated by Pandoc 2.2.1
.\"
.TH "mlx5dv_open_device" "3" "" "" ""
.hy
.SH NAME
.PP
mlx5dv_open_device \- Open an RDMA device context for the mlx5 provider
.SH SYNOPSIS
.IP
.nf
\f[C]
#include\ <infiniband/mlx5dv.h>

struct\ ibv_context\ *
mlx5dv_open_device(struct\ ibv_device\ *device,\ struct\ mlx5dv_context_attr\ *attr);
\f[]
.fi
.SH DESCRIPTION
.PP
Open an RDMA device context with specific mlx5 provider attributes.
.SH ARGUMENTS
.TP
.B \f[I]device\f[]
RDMA device to open.
.RS
.RE
.SS \f[I]attr\f[] argument
.IP
.nf
\f[C]
struct\ mlx5dv_context_attr\ {
\ \ \ \ \ \ \ \ uint32_t\ flags;
\ \ \ \ \ \ \ \ uint64_t\ comp_mask;
};
\f[]
.fi
.TP
.B \f[I]flags\f[]
.IP
.nf
\f[C]
A\ bitwise\ OR\ of\ the\ various\ values\ described\ below.

*MLX5DV_CONTEXT_FLAGS_DEVX*:
Allocate\ a\ DEVX\ context
\f[]
.fi
.RS
.RE
.TP
.B \f[I]comp_mask\f[]
.IP
.nf
\f[C]
Bitmask\ specifying\ what\ fields\ in\ the\ structure\ are\ valid
\f[]
.fi
.RS
.RE
.SH RETURN VALUE
.PP
Returns a pointer to the allocated device context, or NULL if the
request fails.
.SH SEE ALSO
.PP
\f[I]ibv_open_device(3)\f[]
.SH AUTHOR
.PP
Yishai Hadas <yishaih@mellanox.com>