283 lines
6.8 KiB
C
283 lines
6.8 KiB
C
/*
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* linux/drivers/net/ehea/ehea_ethtool.c
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*
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* eHEA ethernet device driver for IBM eServer System p
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*
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* (C) Copyright IBM Corp. 2006
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*
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* Authors:
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* Christoph Raisch <raisch@de.ibm.com>
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* Jan-Bernd Themann <themann@de.ibm.com>
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* Thomas Klein <tklein@de.ibm.com>
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* 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, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "ehea.h"
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#include "ehea_phyp.h"
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static int ehea_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
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{
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struct ehea_port *port = netdev_priv(dev);
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int ret;
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ret = ehea_sense_port_attr(port);
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if (ret)
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return ret;
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if (netif_carrier_ok(dev)) {
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switch (port->port_speed) {
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case EHEA_SPEED_10M: cmd->speed = SPEED_10; break;
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case EHEA_SPEED_100M: cmd->speed = SPEED_100; break;
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case EHEA_SPEED_1G: cmd->speed = SPEED_1000; break;
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case EHEA_SPEED_10G: cmd->speed = SPEED_10000; break;
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}
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cmd->duplex = port->full_duplex == 1 ?
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DUPLEX_FULL : DUPLEX_HALF;
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} else {
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cmd->speed = -1;
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cmd->duplex = -1;
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}
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cmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full
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| SUPPORTED_100baseT_Full | SUPPORTED_100baseT_Half
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| SUPPORTED_10baseT_Full | SUPPORTED_10baseT_Half
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| SUPPORTED_Autoneg | SUPPORTED_FIBRE);
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cmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_Autoneg
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| ADVERTISED_FIBRE);
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cmd->port = PORT_FIBRE;
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cmd->autoneg = port->autoneg == 1 ? AUTONEG_ENABLE : AUTONEG_DISABLE;
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return 0;
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}
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static int ehea_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
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{
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struct ehea_port *port = netdev_priv(dev);
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int ret = 0;
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u32 sp;
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if (cmd->autoneg == AUTONEG_ENABLE) {
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sp = EHEA_SPEED_AUTONEG;
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goto doit;
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}
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switch (cmd->speed) {
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case SPEED_10:
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if (cmd->duplex == DUPLEX_FULL)
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sp = H_SPEED_10M_F;
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else
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sp = H_SPEED_10M_H;
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break;
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case SPEED_100:
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if (cmd->duplex == DUPLEX_FULL)
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sp = H_SPEED_100M_F;
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else
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sp = H_SPEED_100M_H;
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break;
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case SPEED_1000:
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if (cmd->duplex == DUPLEX_FULL)
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sp = H_SPEED_1G_F;
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else
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ret = -EINVAL;
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break;
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case SPEED_10000:
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if (cmd->duplex == DUPLEX_FULL)
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sp = H_SPEED_10G_F;
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else
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ret = -EINVAL;
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break;
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default:
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ret = -EINVAL;
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break;
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}
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if (ret)
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goto out;
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doit:
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ret = ehea_set_portspeed(port, sp);
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if (!ret)
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ehea_info("%s: Port speed succesfully set: %dMbps "
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"%s Duplex",
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port->netdev->name, port->port_speed,
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port->full_duplex == 1 ? "Full" : "Half");
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out:
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return ret;
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}
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static int ehea_nway_reset(struct net_device *dev)
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{
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struct ehea_port *port = netdev_priv(dev);
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int ret;
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ret = ehea_set_portspeed(port, EHEA_SPEED_AUTONEG);
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if (!ret)
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ehea_info("%s: Port speed succesfully set: %dMbps "
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"%s Duplex",
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port->netdev->name, port->port_speed,
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port->full_duplex == 1 ? "Full" : "Half");
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return ret;
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}
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static void ehea_get_drvinfo(struct net_device *dev,
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struct ethtool_drvinfo *info)
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{
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strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
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strlcpy(info->version, DRV_VERSION, sizeof(info->version));
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}
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static u32 ehea_get_msglevel(struct net_device *dev)
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{
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struct ehea_port *port = netdev_priv(dev);
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return port->msg_enable;
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}
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static void ehea_set_msglevel(struct net_device *dev, u32 value)
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{
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struct ehea_port *port = netdev_priv(dev);
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port->msg_enable = value;
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}
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static u32 ehea_get_rx_csum(struct net_device *dev)
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{
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return 1;
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}
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static char ehea_ethtool_stats_keys[][ETH_GSTRING_LEN] = {
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{"sig_comp_iv"},
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{"swqe_refill_th"},
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{"port resets"},
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{"Receive errors"},
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{"TCP cksum errors"},
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{"IP cksum errors"},
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{"Frame cksum errors"},
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{"num SQ stopped"},
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{"SQ stopped"},
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{"PR0 free_swqes"},
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{"PR1 free_swqes"},
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{"PR2 free_swqes"},
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{"PR3 free_swqes"},
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{"PR4 free_swqes"},
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{"PR5 free_swqes"},
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{"PR6 free_swqes"},
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{"PR7 free_swqes"},
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{"LRO aggregated"},
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{"LRO flushed"},
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{"LRO no_desc"},
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};
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static void ehea_get_strings(struct net_device *dev, u32 stringset, u8 *data)
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{
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if (stringset == ETH_SS_STATS) {
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memcpy(data, &ehea_ethtool_stats_keys,
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sizeof(ehea_ethtool_stats_keys));
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}
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}
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static int ehea_get_sset_count(struct net_device *dev, int sset)
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{
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switch (sset) {
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case ETH_SS_STATS:
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return ARRAY_SIZE(ehea_ethtool_stats_keys);
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default:
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return -EOPNOTSUPP;
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}
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}
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static void ehea_get_ethtool_stats(struct net_device *dev,
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struct ethtool_stats *stats, u64 *data)
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{
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int i, k, tmp;
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struct ehea_port *port = netdev_priv(dev);
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for (i = 0; i < ehea_get_sset_count(dev, ETH_SS_STATS); i++)
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data[i] = 0;
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i = 0;
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data[i++] = port->sig_comp_iv;
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data[i++] = port->port_res[0].swqe_refill_th;
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data[i++] = port->resets;
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for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
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tmp += port->port_res[k].p_stats.poll_receive_errors;
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data[i++] = tmp;
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for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
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tmp += port->port_res[k].p_stats.err_tcp_cksum;
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data[i++] = tmp;
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for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
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tmp += port->port_res[k].p_stats.err_ip_cksum;
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data[i++] = tmp;
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for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
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tmp += port->port_res[k].p_stats.err_frame_crc;
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data[i++] = tmp;
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for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
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tmp += port->port_res[k].p_stats.queue_stopped;
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data[i++] = tmp;
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for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
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tmp |= port->port_res[k].queue_stopped;
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data[i++] = tmp;
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for (k = 0; k < 8; k++)
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data[i++] = atomic_read(&port->port_res[k].swqe_avail);
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for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
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tmp |= port->port_res[k].lro_mgr.stats.aggregated;
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data[i++] = tmp;
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for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
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tmp |= port->port_res[k].lro_mgr.stats.flushed;
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data[i++] = tmp;
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for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
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tmp |= port->port_res[k].lro_mgr.stats.no_desc;
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data[i++] = tmp;
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}
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const struct ethtool_ops ehea_ethtool_ops = {
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.get_settings = ehea_get_settings,
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.get_drvinfo = ehea_get_drvinfo,
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.get_msglevel = ehea_get_msglevel,
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.set_msglevel = ehea_set_msglevel,
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.get_link = ethtool_op_get_link,
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.set_tso = ethtool_op_set_tso,
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.get_strings = ehea_get_strings,
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.get_sset_count = ehea_get_sset_count,
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.get_ethtool_stats = ehea_get_ethtool_stats,
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.get_rx_csum = ehea_get_rx_csum,
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.set_settings = ehea_set_settings,
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.nway_reset = ehea_nway_reset, /* Restart autonegotiation */
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};
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void ehea_set_ethtool_ops(struct net_device *netdev)
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{
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SET_ETHTOOL_OPS(netdev, &ehea_ethtool_ops);
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}
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