/*
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* Copyright (c) 2017, Mellanox Technologies. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "en.h"
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#include "ipoib.h"
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static void mlx5i_get_drvinfo(struct net_device *dev,
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struct ethtool_drvinfo *drvinfo)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(dev);
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mlx5e_ethtool_get_drvinfo(priv, drvinfo);
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strlcpy(drvinfo->driver, DRIVER_NAME "[ib_ipoib]",
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sizeof(drvinfo->driver));
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}
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static void mlx5i_get_strings(struct net_device *dev, u32 stringset, u8 *data)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(dev);
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mlx5e_ethtool_get_strings(priv, stringset, data);
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}
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static int mlx5i_get_sset_count(struct net_device *dev, int sset)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(dev);
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return mlx5e_ethtool_get_sset_count(priv, sset);
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}
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static void mlx5i_get_ethtool_stats(struct net_device *dev,
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struct ethtool_stats *stats,
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u64 *data)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(dev);
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mlx5e_ethtool_get_ethtool_stats(priv, stats, data);
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}
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static int mlx5i_set_ringparam(struct net_device *dev,
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struct ethtool_ringparam *param)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(dev);
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return mlx5e_ethtool_set_ringparam(priv, param);
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}
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static void mlx5i_get_ringparam(struct net_device *dev,
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struct ethtool_ringparam *param)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(dev);
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mlx5e_ethtool_get_ringparam(priv, param);
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}
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static int mlx5i_set_channels(struct net_device *dev,
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struct ethtool_channels *ch)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(dev);
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return mlx5e_ethtool_set_channels(priv, ch);
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}
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static void mlx5i_get_channels(struct net_device *dev,
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struct ethtool_channels *ch)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(dev);
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mlx5e_ethtool_get_channels(priv, ch);
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}
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static int mlx5i_set_coalesce(struct net_device *netdev,
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struct ethtool_coalesce *coal)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(netdev);
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return mlx5e_ethtool_set_coalesce(priv, coal);
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}
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static int mlx5i_get_coalesce(struct net_device *netdev,
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struct ethtool_coalesce *coal)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(netdev);
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return mlx5e_ethtool_get_coalesce(priv, coal);
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}
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static int mlx5i_get_ts_info(struct net_device *netdev,
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struct ethtool_ts_info *info)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(netdev);
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return mlx5e_ethtool_get_ts_info(priv, info);
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}
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static int mlx5i_flash_device(struct net_device *netdev,
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struct ethtool_flash *flash)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(netdev);
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return mlx5e_ethtool_flash_device(priv, flash);
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}
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static inline int mlx5_ptys_width_enum_to_int(enum mlx5_ptys_width width)
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{
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switch (width) {
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case MLX5_PTYS_WIDTH_1X: return 1;
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case MLX5_PTYS_WIDTH_2X: return 2;
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case MLX5_PTYS_WIDTH_4X: return 4;
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case MLX5_PTYS_WIDTH_8X: return 8;
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case MLX5_PTYS_WIDTH_12X: return 12;
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default: return -1;
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}
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}
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enum mlx5_ptys_rate {
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MLX5_PTYS_RATE_SDR = 1 << 0,
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MLX5_PTYS_RATE_DDR = 1 << 1,
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MLX5_PTYS_RATE_QDR = 1 << 2,
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MLX5_PTYS_RATE_FDR10 = 1 << 3,
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MLX5_PTYS_RATE_FDR = 1 << 4,
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MLX5_PTYS_RATE_EDR = 1 << 5,
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MLX5_PTYS_RATE_HDR = 1 << 6,
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};
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static inline int mlx5_ptys_rate_enum_to_int(enum mlx5_ptys_rate rate)
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{
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switch (rate) {
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case MLX5_PTYS_RATE_SDR: return 2500;
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case MLX5_PTYS_RATE_DDR: return 5000;
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case MLX5_PTYS_RATE_QDR:
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case MLX5_PTYS_RATE_FDR10: return 10000;
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case MLX5_PTYS_RATE_FDR: return 14000;
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case MLX5_PTYS_RATE_EDR: return 25000;
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case MLX5_PTYS_RATE_HDR: return 50000;
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default: return -1;
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}
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}
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static u32 mlx5i_get_speed_settings(u16 ib_link_width_oper, u16 ib_proto_oper)
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{
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int rate, width;
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rate = mlx5_ptys_rate_enum_to_int(ib_proto_oper);
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if (rate < 0)
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return SPEED_UNKNOWN;
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width = mlx5_ptys_width_enum_to_int(ib_link_width_oper);
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if (width < 0)
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return SPEED_UNKNOWN;
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return rate * width;
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}
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static int mlx5i_get_link_ksettings(struct net_device *netdev,
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struct ethtool_link_ksettings *link_ksettings)
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{
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struct mlx5e_priv *priv = mlx5i_epriv(netdev);
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struct mlx5_core_dev *mdev = priv->mdev;
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u16 ib_link_width_oper;
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u16 ib_proto_oper;
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int speed, ret;
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ret = mlx5_query_ib_port_oper(mdev, &ib_link_width_oper, &ib_proto_oper,
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1);
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if (ret)
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return ret;
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ethtool_link_ksettings_zero_link_mode(link_ksettings, supported);
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ethtool_link_ksettings_zero_link_mode(link_ksettings, advertising);
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speed = mlx5i_get_speed_settings(ib_link_width_oper, ib_proto_oper);
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link_ksettings->base.speed = speed;
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link_ksettings->base.duplex = speed == SPEED_UNKNOWN ? DUPLEX_UNKNOWN : DUPLEX_FULL;
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link_ksettings->base.port = PORT_OTHER;
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link_ksettings->base.autoneg = AUTONEG_DISABLE;
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return 0;
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}
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const struct ethtool_ops mlx5i_ethtool_ops = {
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.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
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ETHTOOL_COALESCE_MAX_FRAMES |
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ETHTOOL_COALESCE_USE_ADAPTIVE,
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.get_drvinfo = mlx5i_get_drvinfo,
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.get_strings = mlx5i_get_strings,
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.get_sset_count = mlx5i_get_sset_count,
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.get_ethtool_stats = mlx5i_get_ethtool_stats,
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.get_ringparam = mlx5i_get_ringparam,
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.set_ringparam = mlx5i_set_ringparam,
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.flash_device = mlx5i_flash_device,
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.get_channels = mlx5i_get_channels,
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.set_channels = mlx5i_set_channels,
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.get_coalesce = mlx5i_get_coalesce,
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.set_coalesce = mlx5i_set_coalesce,
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.get_ts_info = mlx5i_get_ts_info,
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.get_link_ksettings = mlx5i_get_link_ksettings,
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.get_link = ethtool_op_get_link,
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};
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const struct ethtool_ops mlx5i_pkey_ethtool_ops = {
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.get_drvinfo = mlx5i_get_drvinfo,
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.get_link = ethtool_op_get_link,
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.get_ts_info = mlx5i_get_ts_info,
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};
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