linux/drivers/net/ethernet/netronome/nfp/nfp_devlink.c
Jakub Kicinski 53e7a08f0d nfp: register ports as devlink ports
Extend nfp_port to contain devlink_port structures.  Register the
ports to allow users inspecting device ports.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-26 11:01:49 -04:00

85 lines
2.5 KiB
C

/*
* Copyright (C) 2017 Netronome Systems, Inc.
*
* This software is dual licensed under the GNU General License Version 2,
* June 1991 as shown in the file COPYING in the top-level directory of this
* source tree or the BSD 2-Clause License provided below. You have the
* option to license this software under the complete terms of either license.
*
* The BSD 2-Clause License:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* 1. Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <linux/rtnetlink.h>
#include <net/devlink.h>
#include "nfpcore/nfp_nsp.h"
#include "nfp_app.h"
#include "nfp_main.h"
#include "nfp_port.h"
static int
nfp_devlink_fill_eth_port(struct nfp_port *port,
struct nfp_eth_table_port *copy)
{
struct nfp_eth_table_port *eth_port;
eth_port = __nfp_port_get_eth_port(port);
if (!eth_port)
return -EINVAL;
memcpy(copy, eth_port, sizeof(*eth_port));
return 0;
}
const struct devlink_ops nfp_devlink_ops = {
};
int nfp_devlink_port_register(struct nfp_app *app, struct nfp_port *port)
{
struct nfp_eth_table_port eth_port;
struct devlink *devlink;
int ret;
rtnl_lock();
ret = nfp_devlink_fill_eth_port(port, &eth_port);
rtnl_unlock();
if (ret)
return ret;
devlink_port_type_eth_set(&port->dl_port, port->netdev);
if (eth_port.is_split)
devlink_port_split_set(&port->dl_port, eth_port.label_port);
devlink = priv_to_devlink(app->pf);
return devlink_port_register(devlink, &port->dl_port, port->eth_id);
}
void nfp_devlink_port_unregister(struct nfp_port *port)
{
devlink_port_unregister(&port->dl_port);
}