Commit 617d795c authored by Iyappan Subramanian's avatar Iyappan Subramanian Committed by David S. Miller

drivers: net: xgene-v2: Add ethtool support

Added basic ethtool support.
Signed-off-by: default avatarIyappan Subramanian <isubramanian@apm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ea8ab16a
......@@ -2,5 +2,5 @@
# Makefile for APM X-Gene Ethernet v2 driver
#
xgene-enet-v2-objs := main.o mac.o enet.o ring.o mdio.o
xgene-enet-v2-objs := main.o mac.o enet.o ring.o mdio.o ethtool.o
obj-$(CONFIG_NET_XGENE_V2) += xgene-enet-v2.o
/*
* Applied Micro X-Gene SoC Ethernet v2 Driver
*
* Copyright (c) 2017, Applied Micro Circuits Corporation
* Author(s): Iyappan Subramanian <isubramanian@apm.com>
* Keyur Chudgar <kchudgar@apm.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
struct xge_gstrings_stats {
char name[ETH_GSTRING_LEN];
int offset;
};
#define XGE_STAT(m) { #m, offsetof(struct xge_pdata, stats.m) }
static const struct xge_gstrings_stats gstrings_stats[] = {
XGE_STAT(rx_packets),
XGE_STAT(tx_packets),
XGE_STAT(rx_bytes),
XGE_STAT(tx_bytes),
XGE_STAT(rx_errors)
};
#define XGE_STATS_LEN ARRAY_SIZE(gstrings_stats)
static void xge_get_drvinfo(struct net_device *ndev,
struct ethtool_drvinfo *info)
{
struct xge_pdata *pdata = netdev_priv(ndev);
struct platform_device *pdev = pdata->pdev;
strcpy(info->driver, "xgene-enet-v2");
strcpy(info->version, XGENE_ENET_V2_VERSION);
snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "N/A");
sprintf(info->bus_info, "%s", pdev->name);
}
static void xge_get_strings(struct net_device *ndev, u32 stringset, u8 *data)
{
u8 *p = data;
int i;
if (stringset != ETH_SS_STATS)
return;
for (i = 0; i < XGE_STATS_LEN; i++) {
memcpy(p, gstrings_stats[i].name, ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
}
static int xge_get_sset_count(struct net_device *ndev, int sset)
{
if (sset != ETH_SS_STATS)
return -EINVAL;
return XGE_STATS_LEN;
}
static void xge_get_ethtool_stats(struct net_device *ndev,
struct ethtool_stats *dummy,
u64 *data)
{
void *pdata = netdev_priv(ndev);
int i;
for (i = 0; i < XGE_STATS_LEN; i++)
*data++ = *(u64 *)(pdata + gstrings_stats[i].offset);
}
static int xge_get_link_ksettings(struct net_device *ndev,
struct ethtool_link_ksettings *cmd)
{
struct phy_device *phydev = ndev->phydev;
if (!phydev)
return -ENODEV;
return phy_ethtool_ksettings_get(phydev, cmd);
}
static int xge_set_link_ksettings(struct net_device *ndev,
const struct ethtool_link_ksettings *cmd)
{
struct phy_device *phydev = ndev->phydev;
if (!phydev)
return -ENODEV;
return phy_ethtool_ksettings_set(phydev, cmd);
}
static const struct ethtool_ops xge_ethtool_ops = {
.get_drvinfo = xge_get_drvinfo,
.get_link = ethtool_op_get_link,
.get_strings = xge_get_strings,
.get_sset_count = xge_get_sset_count,
.get_ethtool_stats = xge_get_ethtool_stats,
.get_link_ksettings = xge_get_link_ksettings,
.set_link_ksettings = xge_set_link_ksettings,
};
void xge_set_ethtool_ops(struct net_device *ndev)
{
ndev->ethtool_ops = &xge_ethtool_ops;
}
......@@ -673,6 +673,7 @@ static int xge_probe(struct platform_device *pdev)
goto err;
ndev->hw_features = ndev->features;
xge_set_ethtool_ops(ndev);
ret = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(64));
if (ret) {
......
......@@ -75,5 +75,6 @@ struct xge_pdata {
int xge_mdio_config(struct net_device *ndev);
void xge_mdio_remove(struct net_device *ndev);
void xge_set_ethtool_ops(struct net_device *ndev);
#endif /* __XGENE_ENET_V2_MAIN_H__ */
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