2 * linux/drivers/net/ehea/ehea_ethtool.c
4 * eHEA ethernet device driver for IBM eServer System p
6 * (C) Copyright IBM Corp. 2006
9 * Christoph Raisch <raisch@de.ibm.com>
10 * Jan-Bernd Themann <themann@de.ibm.com>
11 * Thomas Klein <tklein@de.ibm.com>
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2, or (at your option)
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
32 #include "ehea_phyp.h"
34 static int ehea_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
36 struct ehea_port *port = netdev_priv(dev);
39 ret = ehea_sense_port_attr(port);
44 if (netif_carrier_ok(dev)) {
45 switch (port->port_speed) {
46 case EHEA_SPEED_10M: cmd->speed = SPEED_10; break;
47 case EHEA_SPEED_100M: cmd->speed = SPEED_100; break;
48 case EHEA_SPEED_1G: cmd->speed = SPEED_1000; break;
49 case EHEA_SPEED_10G: cmd->speed = SPEED_10000; break;
51 cmd->duplex = port->full_duplex == 1 ?
52 DUPLEX_FULL : DUPLEX_HALF;
58 cmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full
59 | SUPPORTED_100baseT_Full | SUPPORTED_100baseT_Half
60 | SUPPORTED_10baseT_Full | SUPPORTED_10baseT_Half
61 | SUPPORTED_Autoneg | SUPPORTED_FIBRE);
63 cmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_Autoneg
66 cmd->port = PORT_FIBRE;
67 cmd->autoneg = port->autoneg == 1 ? AUTONEG_ENABLE : AUTONEG_DISABLE;
72 static int ehea_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
74 struct ehea_port *port = netdev_priv(dev);
78 if (cmd->autoneg == AUTONEG_ENABLE) {
79 sp = EHEA_SPEED_AUTONEG;
85 if (cmd->duplex == DUPLEX_FULL)
92 if (cmd->duplex == DUPLEX_FULL)
99 if (cmd->duplex == DUPLEX_FULL)
106 if (cmd->duplex == DUPLEX_FULL)
120 ret = ehea_set_portspeed(port, sp);
124 "Port speed successfully set: %dMbps %s Duplex\n",
126 port->full_duplex == 1 ? "Full" : "Half");
131 static int ehea_nway_reset(struct net_device *dev)
133 struct ehea_port *port = netdev_priv(dev);
136 ret = ehea_set_portspeed(port, EHEA_SPEED_AUTONEG);
139 netdev_info(port->netdev,
140 "Port speed successfully set: %dMbps %s Duplex\n",
142 port->full_duplex == 1 ? "Full" : "Half");
146 static void ehea_get_drvinfo(struct net_device *dev,
147 struct ethtool_drvinfo *info)
149 strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
150 strlcpy(info->version, DRV_VERSION, sizeof(info->version));
153 static u32 ehea_get_msglevel(struct net_device *dev)
155 struct ehea_port *port = netdev_priv(dev);
156 return port->msg_enable;
159 static void ehea_set_msglevel(struct net_device *dev, u32 value)
161 struct ehea_port *port = netdev_priv(dev);
162 port->msg_enable = value;
165 static char ehea_ethtool_stats_keys[][ETH_GSTRING_LEN] = {
170 {"TCP cksum errors"},
172 {"Frame cksum errors"},
188 static void ehea_get_strings(struct net_device *dev, u32 stringset, u8 *data)
190 if (stringset == ETH_SS_STATS) {
191 memcpy(data, &ehea_ethtool_stats_keys,
192 sizeof(ehea_ethtool_stats_keys));
196 static int ehea_get_sset_count(struct net_device *dev, int sset)
200 return ARRAY_SIZE(ehea_ethtool_stats_keys);
206 static void ehea_get_ethtool_stats(struct net_device *dev,
207 struct ethtool_stats *stats, u64 *data)
210 struct ehea_port *port = netdev_priv(dev);
212 for (i = 0; i < ehea_get_sset_count(dev, ETH_SS_STATS); i++)
216 data[i++] = port->sig_comp_iv;
217 data[i++] = port->port_res[0].swqe_refill_th;
218 data[i++] = port->resets;
220 for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
221 tmp += port->port_res[k].p_stats.poll_receive_errors;
224 for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
225 tmp += port->port_res[k].p_stats.err_tcp_cksum;
228 for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
229 tmp += port->port_res[k].p_stats.err_ip_cksum;
232 for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
233 tmp += port->port_res[k].p_stats.err_frame_crc;
236 for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
237 tmp += port->port_res[k].p_stats.queue_stopped;
240 for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
241 tmp |= port->port_res[k].queue_stopped;
244 for (k = 0; k < 8; k++)
245 data[i++] = atomic_read(&port->port_res[k].swqe_avail);
247 for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
248 tmp |= port->port_res[k].lro_mgr.stats.aggregated;
251 for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
252 tmp |= port->port_res[k].lro_mgr.stats.flushed;
255 for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
256 tmp |= port->port_res[k].lro_mgr.stats.no_desc;
261 const struct ethtool_ops ehea_ethtool_ops = {
262 .get_settings = ehea_get_settings,
263 .get_drvinfo = ehea_get_drvinfo,
264 .get_msglevel = ehea_get_msglevel,
265 .set_msglevel = ehea_set_msglevel,
266 .get_link = ethtool_op_get_link,
267 .get_strings = ehea_get_strings,
268 .get_sset_count = ehea_get_sset_count,
269 .get_ethtool_stats = ehea_get_ethtool_stats,
270 .set_settings = ehea_set_settings,
271 .nway_reset = ehea_nway_reset, /* Restart autonegotiation */
274 void ehea_set_ethtool_ops(struct net_device *netdev)
276 SET_ETHTOOL_OPS(netdev, &ehea_ethtool_ops);