forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
185 lines
6.3 KiB
185 lines
6.3 KiB
/* |
|
* Copyright(c) 2017 Intel Corporation. |
|
* |
|
* This file is provided under a dual BSD/GPLv2 license. When using or |
|
* redistributing this file, you may do so under either license. |
|
* |
|
* GPL LICENSE SUMMARY |
|
* |
|
* This program is free software; you can redistribute it and/or modify |
|
* it under the terms of version 2 of the GNU General Public License as |
|
* published by the Free Software Foundation. |
|
* |
|
* This program is distributed in the hope that it will be useful, but |
|
* WITHOUT ANY WARRANTY; without even the implied warranty of |
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
* General Public License for more details. |
|
* |
|
* BSD LICENSE |
|
* |
|
* Redistribution and use in source and binary forms, with or without |
|
* modification, are permitted provided that the following conditions |
|
* are met: |
|
* |
|
* - Redistributions of source code must retain the above copyright |
|
* notice, this list of conditions and the following disclaimer. |
|
* - 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. |
|
* - Neither the name of Intel Corporation nor the names of its |
|
* contributors may be used to endorse or promote products derived |
|
* from this software without specific prior written permission. |
|
* |
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
|
* |
|
*/ |
|
|
|
/* |
|
* This file contains OPA VNIC ethtool functions |
|
*/ |
|
|
|
#include <linux/ethtool.h> |
|
|
|
#include "opa_vnic_internal.h" |
|
|
|
enum {NETDEV_STATS, VNIC_STATS}; |
|
|
|
struct vnic_stats { |
|
char stat_string[ETH_GSTRING_LEN]; |
|
struct { |
|
int sizeof_stat; |
|
int stat_offset; |
|
}; |
|
}; |
|
|
|
#define VNIC_STAT(m) { sizeof_field(struct opa_vnic_stats, m), \ |
|
offsetof(struct opa_vnic_stats, m) } |
|
|
|
static struct vnic_stats vnic_gstrings_stats[] = { |
|
/* NETDEV stats */ |
|
{"rx_packets", VNIC_STAT(netstats.rx_packets)}, |
|
{"tx_packets", VNIC_STAT(netstats.tx_packets)}, |
|
{"rx_bytes", VNIC_STAT(netstats.rx_bytes)}, |
|
{"tx_bytes", VNIC_STAT(netstats.tx_bytes)}, |
|
{"rx_errors", VNIC_STAT(netstats.rx_errors)}, |
|
{"tx_errors", VNIC_STAT(netstats.tx_errors)}, |
|
{"rx_dropped", VNIC_STAT(netstats.rx_dropped)}, |
|
{"tx_dropped", VNIC_STAT(netstats.tx_dropped)}, |
|
|
|
/* SUMMARY counters */ |
|
{"tx_unicast", VNIC_STAT(tx_grp.unicast)}, |
|
{"tx_mcastbcast", VNIC_STAT(tx_grp.mcastbcast)}, |
|
{"tx_untagged", VNIC_STAT(tx_grp.untagged)}, |
|
{"tx_vlan", VNIC_STAT(tx_grp.vlan)}, |
|
|
|
{"tx_64_size", VNIC_STAT(tx_grp.s_64)}, |
|
{"tx_65_127", VNIC_STAT(tx_grp.s_65_127)}, |
|
{"tx_128_255", VNIC_STAT(tx_grp.s_128_255)}, |
|
{"tx_256_511", VNIC_STAT(tx_grp.s_256_511)}, |
|
{"tx_512_1023", VNIC_STAT(tx_grp.s_512_1023)}, |
|
{"tx_1024_1518", VNIC_STAT(tx_grp.s_1024_1518)}, |
|
{"tx_1519_max", VNIC_STAT(tx_grp.s_1519_max)}, |
|
|
|
{"rx_unicast", VNIC_STAT(rx_grp.unicast)}, |
|
{"rx_mcastbcast", VNIC_STAT(rx_grp.mcastbcast)}, |
|
{"rx_untagged", VNIC_STAT(rx_grp.untagged)}, |
|
{"rx_vlan", VNIC_STAT(rx_grp.vlan)}, |
|
|
|
{"rx_64_size", VNIC_STAT(rx_grp.s_64)}, |
|
{"rx_65_127", VNIC_STAT(rx_grp.s_65_127)}, |
|
{"rx_128_255", VNIC_STAT(rx_grp.s_128_255)}, |
|
{"rx_256_511", VNIC_STAT(rx_grp.s_256_511)}, |
|
{"rx_512_1023", VNIC_STAT(rx_grp.s_512_1023)}, |
|
{"rx_1024_1518", VNIC_STAT(rx_grp.s_1024_1518)}, |
|
{"rx_1519_max", VNIC_STAT(rx_grp.s_1519_max)}, |
|
|
|
/* ERROR counters */ |
|
{"rx_fifo_errors", VNIC_STAT(netstats.rx_fifo_errors)}, |
|
{"rx_length_errors", VNIC_STAT(netstats.rx_length_errors)}, |
|
|
|
{"tx_fifo_errors", VNIC_STAT(netstats.tx_fifo_errors)}, |
|
{"tx_carrier_errors", VNIC_STAT(netstats.tx_carrier_errors)}, |
|
|
|
{"tx_dlid_zero", VNIC_STAT(tx_dlid_zero)}, |
|
{"tx_drop_state", VNIC_STAT(tx_drop_state)}, |
|
{"rx_drop_state", VNIC_STAT(rx_drop_state)}, |
|
{"rx_oversize", VNIC_STAT(rx_oversize)}, |
|
{"rx_runt", VNIC_STAT(rx_runt)}, |
|
}; |
|
|
|
#define VNIC_STATS_LEN ARRAY_SIZE(vnic_gstrings_stats) |
|
|
|
/* vnic_get_drvinfo - get driver info */ |
|
static void vnic_get_drvinfo(struct net_device *netdev, |
|
struct ethtool_drvinfo *drvinfo) |
|
{ |
|
strlcpy(drvinfo->driver, opa_vnic_driver_name, sizeof(drvinfo->driver)); |
|
strlcpy(drvinfo->bus_info, dev_name(netdev->dev.parent), |
|
sizeof(drvinfo->bus_info)); |
|
} |
|
|
|
/* vnic_get_sset_count - get string set count */ |
|
static int vnic_get_sset_count(struct net_device *netdev, int sset) |
|
{ |
|
return (sset == ETH_SS_STATS) ? VNIC_STATS_LEN : -EOPNOTSUPP; |
|
} |
|
|
|
/* vnic_get_ethtool_stats - get statistics */ |
|
static void vnic_get_ethtool_stats(struct net_device *netdev, |
|
struct ethtool_stats *stats, u64 *data) |
|
{ |
|
struct opa_vnic_adapter *adapter = opa_vnic_priv(netdev); |
|
struct opa_vnic_stats vstats; |
|
int i; |
|
|
|
memset(&vstats, 0, sizeof(vstats)); |
|
spin_lock(&adapter->stats_lock); |
|
adapter->rn_ops->ndo_get_stats64(netdev, &vstats.netstats); |
|
spin_unlock(&adapter->stats_lock); |
|
for (i = 0; i < VNIC_STATS_LEN; i++) { |
|
char *p = (char *)&vstats + vnic_gstrings_stats[i].stat_offset; |
|
|
|
data[i] = (vnic_gstrings_stats[i].sizeof_stat == |
|
sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
|
} |
|
} |
|
|
|
/* vnic_get_strings - get strings */ |
|
static void vnic_get_strings(struct net_device *netdev, u32 stringset, u8 *data) |
|
{ |
|
int i; |
|
|
|
if (stringset != ETH_SS_STATS) |
|
return; |
|
|
|
for (i = 0; i < VNIC_STATS_LEN; i++) |
|
memcpy(data + i * ETH_GSTRING_LEN, |
|
vnic_gstrings_stats[i].stat_string, |
|
ETH_GSTRING_LEN); |
|
} |
|
|
|
/* ethtool ops */ |
|
static const struct ethtool_ops opa_vnic_ethtool_ops = { |
|
.get_drvinfo = vnic_get_drvinfo, |
|
.get_link = ethtool_op_get_link, |
|
.get_strings = vnic_get_strings, |
|
.get_sset_count = vnic_get_sset_count, |
|
.get_ethtool_stats = vnic_get_ethtool_stats, |
|
}; |
|
|
|
/* opa_vnic_set_ethtool_ops - set ethtool ops */ |
|
void opa_vnic_set_ethtool_ops(struct net_device *netdev) |
|
{ |
|
netdev->ethtool_ops = &opa_vnic_ethtool_ops; |
|
}
|
|
|