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/*
* Copyright (c) 2017, Mellanox Technologies. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "en.h"
#include "ipoib.h"
static void mlx5i_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *drvinfo)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
mlx5e_ethtool_get_drvinfo(priv, drvinfo);
strlcpy(drvinfo->driver, KBUILD_MODNAME "[ib_ipoib]",
sizeof(drvinfo->driver));
}
static void mlx5i_get_strings(struct net_device *dev, u32 stringset, u8 *data)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
mlx5e_ethtool_get_strings(priv, stringset, data);
}
static int mlx5i_get_sset_count(struct net_device *dev, int sset)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
return mlx5e_ethtool_get_sset_count(priv, sset);
}
static void mlx5i_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *stats,
u64 *data)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
mlx5e_ethtool_get_ethtool_stats(priv, stats, data);
}
static int mlx5i_set_ringparam(struct net_device *dev,
struct ethtool_ringparam *param)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
return mlx5e_ethtool_set_ringparam(priv, param);
}
static void mlx5i_get_ringparam(struct net_device *dev,
struct ethtool_ringparam *param)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
mlx5e_ethtool_get_ringparam(priv, param);
}
static int mlx5i_set_channels(struct net_device *dev,
struct ethtool_channels *ch)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
return mlx5e_ethtool_set_channels(priv, ch);
}
static void mlx5i_get_channels(struct net_device *dev,
struct ethtool_channels *ch)
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
mlx5e_ethtool_get_channels(priv, ch);
}
static int mlx5i_set_coalesce(struct net_device *netdev,
struct ethtool_coalesce *coal)
{
struct mlx5e_priv *priv = mlx5i_epriv(netdev);
return mlx5e_ethtool_set_coalesce(priv, coal);
}
static int mlx5i_get_coalesce(struct net_device *netdev,
struct ethtool_coalesce *coal)
{
struct mlx5e_priv *priv = mlx5i_epriv(netdev);
return mlx5e_ethtool_get_coalesce(priv, coal);
}
static int mlx5i_get_ts_info(struct net_device *netdev,
struct ethtool_ts_info *info)
{
struct mlx5e_priv *priv = mlx5i_epriv(netdev);
return mlx5e_ethtool_get_ts_info(priv, info);
}
static int mlx5i_flash_device(struct net_device *netdev,
struct ethtool_flash *flash)
{
struct mlx5e_priv *priv = mlx5i_epriv(netdev);
return mlx5e_ethtool_flash_device(priv, flash);
}
static inline int mlx5_ptys_width_enum_to_int(enum mlx5_ptys_width width)
{
switch (width) {
case MLX5_PTYS_WIDTH_1X: return 1;
case MLX5_PTYS_WIDTH_2X: return 2;
case MLX5_PTYS_WIDTH_4X: return 4;
case MLX5_PTYS_WIDTH_8X: return 8;
case MLX5_PTYS_WIDTH_12X: return 12;
default: return -1;
}
}
enum mlx5_ptys_rate {
MLX5_PTYS_RATE_SDR = 1 << 0,
MLX5_PTYS_RATE_DDR = 1 << 1,
MLX5_PTYS_RATE_QDR = 1 << 2,
MLX5_PTYS_RATE_FDR10 = 1 << 3,
MLX5_PTYS_RATE_FDR = 1 << 4,
MLX5_PTYS_RATE_EDR = 1 << 5,
MLX5_PTYS_RATE_HDR = 1 << 6,
MLX5_PTYS_RATE_NDR = 1 << 7,
};
static inline int mlx5_ptys_rate_enum_to_int(enum mlx5_ptys_rate rate)
{
switch (rate) {
case MLX5_PTYS_RATE_SDR: return 2500;
case MLX5_PTYS_RATE_DDR: return 5000;
case MLX5_PTYS_RATE_QDR:
case MLX5_PTYS_RATE_FDR10: return 10000;
case MLX5_PTYS_RATE_FDR: return 14000;
case MLX5_PTYS_RATE_EDR: return 25000;
case MLX5_PTYS_RATE_HDR: return 50000;
case MLX5_PTYS_RATE_NDR: return 100000;
default: return -1;
}
}
static int mlx5i_get_speed_settings(u16 ib_link_width_oper, u16 ib_proto_oper)
{
int rate, width;
rate = mlx5_ptys_rate_enum_to_int(ib_proto_oper);
if (rate < 0)
return -EINVAL;
width = mlx5_ptys_width_enum_to_int(ib_link_width_oper);
if (width < 0)
return -EINVAL;
return rate * width;
}
static int mlx5i_get_link_ksettings(struct net_device *netdev,
struct ethtool_link_ksettings *link_ksettings)
{
struct mlx5e_priv *priv = mlx5i_epriv(netdev);
struct mlx5_core_dev *mdev = priv->mdev;
u16 ib_link_width_oper;
u16 ib_proto_oper;
int speed, ret;
ret = mlx5_query_ib_port_oper(mdev, &ib_link_width_oper, &ib_proto_oper,
1);
if (ret)
return ret;
ethtool_link_ksettings_zero_link_mode(link_ksettings, supported);
ethtool_link_ksettings_zero_link_mode(link_ksettings, advertising);
speed = mlx5i_get_speed_settings(ib_link_width_oper, ib_proto_oper);
if (speed < 0)
return -EINVAL;
link_ksettings->base.duplex = DUPLEX_FULL;
link_ksettings->base.port = PORT_OTHER;
link_ksettings->base.autoneg = AUTONEG_DISABLE;
link_ksettings->base.speed = speed;
return 0;
}
const struct ethtool_ops mlx5i_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
ETHTOOL_COALESCE_MAX_FRAMES |
ETHTOOL_COALESCE_USE_ADAPTIVE,
.get_drvinfo = mlx5i_get_drvinfo,
.get_strings = mlx5i_get_strings,
.get_sset_count = mlx5i_get_sset_count,
.get_ethtool_stats = mlx5i_get_ethtool_stats,
.get_ringparam = mlx5i_get_ringparam,
.set_ringparam = mlx5i_set_ringparam,
.flash_device = mlx5i_flash_device,
.get_channels = mlx5i_get_channels,
.set_channels = mlx5i_set_channels,
.get_coalesce = mlx5i_get_coalesce,
.set_coalesce = mlx5i_set_coalesce,
.get_ts_info = mlx5i_get_ts_info,
.get_link_ksettings = mlx5i_get_link_ksettings,
.get_link = ethtool_op_get_link,
};
const struct ethtool_ops mlx5i_pkey_ethtool_ops = {
.get_drvinfo = mlx5i_get_drvinfo,
.get_link = ethtool_op_get_link,
.get_ts_info = mlx5i_get_ts_info,
};
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