mirror of https://gitee.com/openkylin/linux.git
126 lines
3.3 KiB
C
126 lines
3.3 KiB
C
/* Applied Micro X-Gene SoC Ethernet Driver
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*
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* Copyright (c) 2014, Applied Micro Circuits Corporation
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* Authors: Iyappan Subramanian <isubramanian@apm.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <linux/ethtool.h>
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#include "xgene_enet_main.h"
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struct xgene_gstrings_stats {
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char name[ETH_GSTRING_LEN];
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int offset;
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};
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#define XGENE_STAT(m) { #m, offsetof(struct xgene_enet_pdata, stats.m) }
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static const struct xgene_gstrings_stats gstrings_stats[] = {
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XGENE_STAT(rx_packets),
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XGENE_STAT(tx_packets),
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XGENE_STAT(rx_bytes),
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XGENE_STAT(tx_bytes),
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XGENE_STAT(rx_errors),
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XGENE_STAT(tx_errors),
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XGENE_STAT(rx_length_errors),
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XGENE_STAT(rx_crc_errors),
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XGENE_STAT(rx_frame_errors),
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XGENE_STAT(rx_fifo_errors)
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};
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#define XGENE_STATS_LEN ARRAY_SIZE(gstrings_stats)
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static void xgene_get_drvinfo(struct net_device *ndev,
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struct ethtool_drvinfo *info)
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{
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struct xgene_enet_pdata *pdata = netdev_priv(ndev);
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struct platform_device *pdev = pdata->pdev;
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strcpy(info->driver, "xgene_enet");
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strcpy(info->version, XGENE_DRV_VERSION);
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snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "N/A");
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sprintf(info->bus_info, "%s", pdev->name);
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}
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static int xgene_get_settings(struct net_device *ndev, struct ethtool_cmd *cmd)
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{
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struct xgene_enet_pdata *pdata = netdev_priv(ndev);
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struct phy_device *phydev = pdata->phy_dev;
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if (phydev == NULL)
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return -ENODEV;
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return phy_ethtool_gset(phydev, cmd);
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}
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static int xgene_set_settings(struct net_device *ndev, struct ethtool_cmd *cmd)
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{
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struct xgene_enet_pdata *pdata = netdev_priv(ndev);
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struct phy_device *phydev = pdata->phy_dev;
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if (phydev == NULL)
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return -ENODEV;
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return phy_ethtool_sset(phydev, cmd);
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}
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static void xgene_get_strings(struct net_device *ndev, u32 stringset, u8 *data)
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{
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int i;
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u8 *p = data;
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if (stringset != ETH_SS_STATS)
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return;
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for (i = 0; i < XGENE_STATS_LEN; i++) {
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memcpy(p, gstrings_stats[i].name, ETH_GSTRING_LEN);
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p += ETH_GSTRING_LEN;
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}
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}
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static int xgene_get_sset_count(struct net_device *ndev, int sset)
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{
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if (sset != ETH_SS_STATS)
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return -EINVAL;
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return XGENE_STATS_LEN;
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}
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static void xgene_get_ethtool_stats(struct net_device *ndev,
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struct ethtool_stats *dummy,
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u64 *data)
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{
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void *pdata = netdev_priv(ndev);
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int i;
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for (i = 0; i < XGENE_STATS_LEN; i++)
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*data++ = *(u64 *)(pdata + gstrings_stats[i].offset);
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}
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static const struct ethtool_ops xgene_ethtool_ops = {
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.get_drvinfo = xgene_get_drvinfo,
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.get_settings = xgene_get_settings,
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.set_settings = xgene_set_settings,
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.get_link = ethtool_op_get_link,
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.get_strings = xgene_get_strings,
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.get_sset_count = xgene_get_sset_count,
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.get_ethtool_stats = xgene_get_ethtool_stats
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};
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void xgene_enet_set_ethtool_ops(struct net_device *ndev)
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{
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ndev->ethtool_ops = &xgene_ethtool_ops;
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}
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