IBV_QUERY_ECE(3) Libibverbs Programmer’s Manual IBV_QUERY_ECE(3)
NAME
ibv_query_ece - query ECE options.
SYNOPSIS
#include <infiniband/verbs.h>
int ibv_query_ece(struct ibv_qp *qp, struct ibv_ece *ece);
DESCRIPTION
ibv_query_ece() query ECE options.
Return to the user current ECE state for the QP.
ARGUMENTS
qp The queue pair (QP) associated with the ECE options.
## ece Argument
The ECE values.
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.
comp_mask
Bitmask specifying what fields in the structure are valid.
RETURN VALUE
ibv_query_ece() returns 0 when the call was successful, or the errno
value 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_set_ece(3),
AUTHOR
Leon Romanovsky <leonro@mellanox.com>
libibverbs 2020-01-22 IBV_QUERY_ECE(3)
Generated by dwww version 1.15 on Sat Jun 29 11:00:01 CEST 2024.