IBV_SET_ECE(3) Libibverbs Programmer’s Manual IBV_SET_ECE(3)
NAME
ibv_set_ece - set ECE options and use them for QP configuration stage.
SYNOPSIS
#include <infiniband/verbs.h>
int ibv_set_ece(struct ibv_qp *qp, struct ibv_ece *ece);
DESCRIPTION
ibv_set_ece() set ECE options and use them for QP configuration stage.
The desired ECE options will be used during various modify QP stages
based on supported options in relevant QP state.
ARGUMENTS
qp The queue pair (QP) associated with the ECE options.
## ece Argument
The requested ECE values. This is IN/OUT field, the accepted
options will be returned in this field.
struct ibv_ece {
uint32_t vendor_id;
uint32_t options;
uint32_t comp_mask;
};
vendor_id
Unique identifier of the provider vendor on the network. The
providers will set IEEE OUI here to distinguish itself in non-
homogenius network.
options
Provider specific attributes which are supported or needed to be
enabled by ECE users.
comp_mask
Bitmask specifying what fields in the structure are valid.
RETURN VALUE
ibv_set_ece() returns 0 when the call was successful, or the errno val-
ue which indicates the failure reason.
EOPNOTSUPP
libibverbs or provider driver doesn’t support the ibv_set_ece()
verb.
EINVAL In one of the following: o The QP is invalid. o The ECE options
are invalid.
SEE ALSO
ibv_query_ece(3),
AUTHOR
Leon Romanovsky <leonro@mellanox.com>
libibverbs 2020-01-22 IBV_SET_ECE(3)
Generated by dwww version 1.14 on Fri Jan 24 09:20:40 CET 2025.