numam-dpdk/drivers/net/softnic/rte_eth_softnic_link.c
Ivan Ilchenko 062d35f814 net/softnic: check status of getting ethdev info
rte_eth_dev_info_get() return value was changed from void to
int, so this patch modify rte_eth_dev_info_get() usage across
net/softnic according to its new return type.

Signed-off-by: Ivan Ilchenko <ivan.ilchenko@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
2019-10-07 14:45:35 +02:00

102 lines
1.8 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2010-2018 Intel Corporation
*/
#include <stdlib.h>
#include <string.h>
#include <rte_ethdev.h>
#include <rte_string_fns.h>
#include "rte_eth_softnic_internals.h"
int
softnic_link_init(struct pmd_internals *p)
{
TAILQ_INIT(&p->link_list);
return 0;
}
void
softnic_link_free(struct pmd_internals *p)
{
for ( ; ; ) {
struct softnic_link *link;
link = TAILQ_FIRST(&p->link_list);
if (link == NULL)
break;
TAILQ_REMOVE(&p->link_list, link, node);
free(link);
}
}
struct softnic_link *
softnic_link_find(struct pmd_internals *p,
const char *name)
{
struct softnic_link *link;
if (name == NULL)
return NULL;
TAILQ_FOREACH(link, &p->link_list, node)
if (strcmp(link->name, name) == 0)
return link;
return NULL;
}
struct softnic_link *
softnic_link_create(struct pmd_internals *p,
const char *name,
struct softnic_link_params *params)
{
struct rte_eth_dev_info port_info;
struct softnic_link *link;
uint16_t port_id;
int ret;
/* Check input params */
if (name == NULL ||
softnic_link_find(p, name) ||
params == NULL)
return NULL;
port_id = params->port_id;
if (params->dev_name) {
int status;
status = rte_eth_dev_get_port_by_name(params->dev_name,
&port_id);
if (status)
return NULL;
} else {
if (!rte_eth_dev_is_valid_port(port_id))
return NULL;
}
ret = rte_eth_dev_info_get(port_id, &port_info);
if (ret != 0)
return NULL;
/* Node allocation */
link = calloc(1, sizeof(struct softnic_link));
if (link == NULL)
return NULL;
/* Node fill in */
strlcpy(link->name, name, sizeof(link->name));
link->port_id = port_id;
link->n_rxq = port_info.nb_rx_queues;
link->n_txq = port_info.nb_tx_queues;
/* Node add to list */
TAILQ_INSERT_TAIL(&p->link_list, link, node);
return link;
}