diff options
Diffstat (limited to 'drivers/net/ethernet/ibm/ehea/ehea_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/ibm/ehea/ehea_ethtool.c | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_ethtool.c b/drivers/net/ethernet/ibm/ehea/ehea_ethtool.c new file mode 100644 index 00000000000..05b7359bde8 --- /dev/null +++ b/drivers/net/ethernet/ibm/ehea/ehea_ethtool.c @@ -0,0 +1,282 @@ +/* + * 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. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#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); + u32 speed; + 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: + speed = SPEED_10; + break; + case EHEA_SPEED_100M: + speed = SPEED_100; + break; + case EHEA_SPEED_1G: + speed = SPEED_1000; + break; + case EHEA_SPEED_10G: + speed = SPEED_10000; + break; + default: + speed = -1; + break; /* BUG */ + } + cmd->duplex = port->full_duplex == 1 ? + DUPLEX_FULL : DUPLEX_HALF; + } else { + speed = ~0; + cmd->duplex = -1; + } + ethtool_cmd_speed_set(cmd, speed); + + if (cmd->speed == SPEED_10000) { + cmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); + cmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE); + cmd->port = PORT_FIBRE; + } else { + cmd->supported = (SUPPORTED_1000baseT_Full | SUPPORTED_100baseT_Full + | SUPPORTED_100baseT_Half | SUPPORTED_10baseT_Full + | SUPPORTED_10baseT_Half | SUPPORTED_Autoneg + | SUPPORTED_TP); + cmd->advertising = (ADVERTISED_1000baseT_Full | ADVERTISED_Autoneg + | ADVERTISED_TP); + cmd->port = PORT_TP; + } + + 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) + netdev_info(dev, + "Port speed successfully set: %dMbps %s Duplex\n", + 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) + netdev_info(port->netdev, + "Port speed successfully set: %dMbps %s Duplex\n", + 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 const 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"}, + {"PR0 free_swqes"}, + {"PR1 free_swqes"}, + {"PR2 free_swqes"}, + {"PR3 free_swqes"}, + {"PR4 free_swqes"}, + {"PR5 free_swqes"}, + {"PR6 free_swqes"}, + {"PR7 free_swqes"}, + {"PR8 free_swqes"}, + {"PR9 free_swqes"}, + {"PR10 free_swqes"}, + {"PR11 free_swqes"}, + {"PR12 free_swqes"}, + {"PR13 free_swqes"}, + {"PR14 free_swqes"}, + {"PR15 free_swqes"}, +}; + +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; k < 16; k++) + data[i++] = atomic_read(&port->port_res[k].swqe_avail); +} + +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, + .get_strings = ehea_get_strings, + .get_sset_count = ehea_get_sset_count, + .get_ethtool_stats = ehea_get_ethtool_stats, + .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); +} |