1876749da8
State of autonegotiation may have changed but is not yet refreshed. Make sure ethtool respects the NFP_PORT_CHANGED flag when looking at autoneg. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Simon Horman <simon.horman@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
122 lines
3.1 KiB
C
122 lines
3.1 KiB
C
/*
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* Copyright (C) 2017 Netronome Systems, Inc.
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*
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* This software is dual licensed under the GNU General License Version 2,
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* June 1991 as shown in the file COPYING in the top-level directory of this
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* source tree or the BSD 2-Clause License provided below. You have the
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* option to license this software under the complete terms of either license.
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*
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* The BSD 2-Clause License:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* 1. Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "nfpcore/nfp_nsp.h"
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#include "nfp_app.h"
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#include "nfp_main.h"
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#include "nfp_net.h"
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#include "nfp_port.h"
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struct nfp_port *nfp_port_from_netdev(struct net_device *netdev)
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{
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struct nfp_net *nn;
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if (WARN_ON(!nfp_netdev_is_nfp_net(netdev)))
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return NULL;
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nn = netdev_priv(netdev);
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return nn->port;
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}
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struct nfp_eth_table_port *__nfp_port_get_eth_port(struct nfp_port *port)
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{
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if (!port)
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return NULL;
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if (port->type != NFP_PORT_PHYS_PORT)
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return NULL;
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return port->eth_port;
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}
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struct nfp_eth_table_port *nfp_port_get_eth_port(struct nfp_port *port)
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{
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if (!__nfp_port_get_eth_port(port))
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return NULL;
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if (test_bit(NFP_PORT_CHANGED, &port->flags))
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if (nfp_net_refresh_eth_port(port))
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return NULL;
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return __nfp_port_get_eth_port(port);
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}
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int
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nfp_port_get_phys_port_name(struct net_device *netdev, char *name, size_t len)
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{
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struct nfp_eth_table_port *eth_port;
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struct nfp_port *port;
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int n;
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port = nfp_port_from_netdev(netdev);
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eth_port = __nfp_port_get_eth_port(port);
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if (!eth_port)
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return -EOPNOTSUPP;
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if (!eth_port->is_split)
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n = snprintf(name, len, "p%d", eth_port->label_port);
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else
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n = snprintf(name, len, "p%ds%d", eth_port->label_port,
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eth_port->label_subport);
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if (n >= len)
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return -EINVAL;
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return 0;
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}
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struct nfp_port *
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nfp_port_alloc(struct nfp_app *app, enum nfp_port_type type,
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struct net_device *netdev)
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{
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struct nfp_port *port;
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port = kzalloc(sizeof(*port), GFP_KERNEL);
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if (!port)
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return ERR_PTR(-ENOMEM);
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port->netdev = netdev;
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port->type = type;
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port->app = app;
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list_add_tail(&port->port_list, &app->pf->ports);
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return port;
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}
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void nfp_port_free(struct nfp_port *port)
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{
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if (!port)
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return;
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list_del(&port->port_list);
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kfree(port);
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}
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