/*
* linux/drivers/net/ehea/ehea_ethtool.c
*
* eHEA ethernet device driver for IBM eServer System p
*
* (C) Copyright IBM Corp. 2006
*
* Authors:
* Christoph Raisch <raisch@de.ibm.com>
* Jan-Bernd Themann <themann@de.ibm.com>
* Thomas Klein <tklein@de.ibm.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, 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "ehea.h"
#include "ehea_phyp.h"
static int ehea_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
struct ehea_port *port = netdev_priv(dev);
int ret;
ret = ehea_sense_port_attr(port);
if (ret)
return ret;
if (netif_carrier_ok(dev)) {
switch (port->port_speed) {
case EHEA_SPEED_10M: cmd->speed = SPEED_10; break;
case EHEA_SPEED_100M: cmd->speed = SPEED_100; break;
case EHEA_SPEED_1G: cmd->speed = SPEED_1000; break;
case EHEA_SPEED_10G: cmd->speed = SPEED_10000; break;
}
cmd->duplex = port->full_duplex == 1 ?
DUPLEX_FULL : DUPLEX_HALF;
} else {
cmd->speed = -1;
cmd->duplex = -1;
}
cmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full
| SUPPORTED_100baseT_Full | SUPPORTED_100baseT_Half
| SUPPORTED_10baseT_Full | SUPPORTED_10baseT_Half
| SUPPORTED_Autoneg | SUPPORTED_FIBRE);
cmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_Autoneg
| ADVERTISED_FIBRE);
cmd->port = PORT_FIBRE;
cmd->autoneg = port->autoneg == 1 ? AUTONEG_ENABLE : AUTONEG_DISABLE;
return 0;
}
static int ehea_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
struct ehea_port *port = netdev_priv(dev);
int ret = 0;
u32 sp;
if (cmd->autoneg == AUTONEG_ENABLE) {
sp = EHEA_SPEED_AUTONEG;
goto doit;
}
switch (cmd->speed) {
case SPEED_10:
if (cmd->duplex == DUPLEX_FULL)
sp = H_SPEED_10M_F;
else
sp = H_SPEED_10M_H;
break;
case SPEED_100:
if (cmd->duplex == DUPLEX_FULL)
sp = H_SPEED_100M_F;
else
sp = H_SPEED_100M_H;
break;
case SPEED_1000:
if (cmd->duplex == DUPLEX_FULL)
sp = H_SPEED_1G_F;
else
ret = -EINVAL;
break;
case SPEED_10000:
if (cmd->duplex == DUPLEX_FULL)
sp = H_SPEED_10G_F;
else
ret = -EINVAL;
break;
default:
ret = -EINVAL;
break;
}
if (ret)
goto out;
doit:
ret = ehea_set_portspeed(port, sp);
if (!ret)
ehea_info("%s: Port speed succesfully set: %dMbps "
"%s Duplex",
port->netdev->name, port->port_speed,
port->full_duplex == 1 ? "Full" : "Half");
out:
return ret;
}
static int ehea_nway_reset(struct net_device *dev)
{
struct ehea_port *port = netdev_priv(dev);
int ret;
ret = ehea_set_portspeed(port, EHEA_SPEED_AUTONEG);
if (!ret)
ehea_info("%s: Port speed succesfully set: %dMbps "
"%s Duplex",
port->netdev->name, port->port_speed,
port->full_duplex == 1 ? "Full" : "Half");
return ret;
}
static void ehea_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
strlcpy(info->version, DRV_VERSION, sizeof(info->version));
}
static u32 ehea_get_msglevel(struct net_device *dev)
{
struct ehea_port *port = netdev_priv(dev);
return port->msg_enable;
}
static void ehea_set_msglevel(struct net_device *dev, u32 value)
{
struct ehea_port *port = netdev_priv(dev);
port->msg_enable = value;
}
static u32 ehea_get_rx_csum(struct net_device *dev)
{
return 1;
}
static char ehea_ethtool_stats_keys[][ETH_GSTRING_LEN] = {
{"sig_comp_iv"},
{"swqe_refill_th"},
{"port resets"},
{"Receive errors"},
{"TCP cksum errors"},
{"IP cksum errors"},
{"Frame cksum errors"},
{"num SQ stopped"},
{"SQ stopped"},
{"PR0 free_swqes"},
{"PR1 free_swqes"},
{"PR2 free_swqes"},
{"PR3 free_swqes"},
{"PR4 free_swqes"},
{"PR5 free_swqes"},
{"PR6 free_swqes"},
{"PR7 free_swqes"},
{"LRO aggregated"},
{"LRO flushed"},
{"LRO no_desc"},
};
static void ehea_get_strings(struct net_device *dev, u32 stringset, u8 *data)
{
if (stringset == ETH_SS_STATS) {
memcpy(data, &ehea_ethtool_stats_keys,
sizeof(ehea_ethtool_stats_keys));
}
}
static int ehea_get_sset_count(struct net_device *dev, int sset)
{
switch (sset) {
case ETH_SS_STATS:
return ARRAY_SIZE(ehea_ethtool_stats_keys);
default:
return -EOPNOTSUPP;
}
}
static void ehea_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *stats, u64 *data)
{
int i, k, tmp;
struct ehea_port *port = netdev_priv(dev);
for (i = 0; i < ehea_get_sset_count(dev, ETH_SS_STATS); i++)
data[i] = 0;
i = 0;
data[i++] = port->sig_comp_iv;
data[i++] = port->port_res[0].swqe_refill_th;
data[i++] = port->resets;
for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
tmp += port->port_res[k].p_stats.poll_receive_errors;
data[i++] = tmp;
for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
tmp += port->port_res[k].p_stats.err_tcp_cksum;
data[i++] = tmp;
for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
tmp += port->port_res[k].p_stats.err_ip_cksum;
data[i++] = tmp;
for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
tmp += port->port_res[k].p_stats.err_frame_crc;
data[i++] = tmp;
for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
tmp += port->port_res[k].p_stats.queue_stopped;
data[i++] = tmp;
for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
tmp |= port->port_res[k].queue_stopped;
data[i++] = tmp;
for (k = 0; k < 8; k++)
data[i++] = atomic_read(&port->port_res[k].swqe_avail);
for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
tmp |= port->port_res[k].lro_mgr.stats.aggregated;
data[i++] = tmp;
for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
tmp |= port->port_res[k].lro_mgr.stats.flushed;
data[i++] = tmp;
for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
tmp |= port->port_res[k].lro_mgr.stats.no_desc;
data[i++] = tmp;
}
const struct ethtool_ops ehea_ethtool_ops = {
.get_settings = ehea_get_settings,
.get_drvinfo = ehea_get_drvinfo,
.get_msglevel = ehea_get_msglevel,
.set_msglevel = ehea_set_msglevel,
.get_link = ethtool_op_get_link,
.set_tso = ethtool_op_set_tso,
.get_strings = ehea_get_strings,
.get_sset_count = ehea_get_sset_count,
.get_ethtool_stats = ehea_get_ethtool_stats,
.get_rx_csum = ehea_get_rx_csum,
.set_settings = ehea_set_settings,
.nway_reset = ehea_nway_reset, /* Restart autonegotiation */
};
void ehea_set_ethtool_ops(struct net_device *netdev)
{
SET_ETHTOOL_OPS(netdev, &ehea_ethtool_ops);
}
