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076b0936 ES |
1 | /* |
2 | * Copyright (c) 2017, Mellanox Technologies. All rights reserved. | |
3 | * | |
4 | * This software is available to you under a choice of one of two | |
5 | * licenses. You may choose to be licensed under the terms of the GNU | |
6 | * General Public License (GPL) Version 2, available from the file | |
7 | * COPYING in the main directory of this source tree, or the | |
8 | * OpenIB.org BSD license below: | |
9 | * | |
10 | * Redistribution and use in source and binary forms, with or | |
11 | * without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistributions of source code must retain the above | |
15 | * copyright notice, this list of conditions and the following | |
16 | * disclaimer. | |
17 | * | |
18 | * - Redistributions in binary form must reproduce the above | |
19 | * copyright notice, this list of conditions and the following | |
20 | * disclaimer in the documentation and/or other materials | |
21 | * provided with the distribution. | |
22 | * | |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
30 | * SOFTWARE. | |
31 | */ | |
32 | ||
33 | #include "en.h" | |
34 | #include "ipoib.h" | |
35 | ||
36 | static void mlx5i_get_drvinfo(struct net_device *dev, | |
37 | struct ethtool_drvinfo *drvinfo) | |
38 | { | |
39 | struct mlx5e_priv *priv = mlx5i_epriv(dev); | |
40 | ||
41 | mlx5e_ethtool_get_drvinfo(priv, drvinfo); | |
1d1c3436 FD |
42 | strlcpy(drvinfo->driver, DRIVER_NAME "[ib_ipoib]", |
43 | sizeof(drvinfo->driver)); | |
076b0936 ES |
44 | } |
45 | ||
c045deef | 46 | static void mlx5i_get_strings(struct net_device *dev, u32 stringset, u8 *data) |
076b0936 ES |
47 | { |
48 | struct mlx5e_priv *priv = mlx5i_epriv(dev); | |
49 | ||
50 | mlx5e_ethtool_get_strings(priv, stringset, data); | |
51 | } | |
52 | ||
53 | static int mlx5i_get_sset_count(struct net_device *dev, int sset) | |
54 | { | |
55 | struct mlx5e_priv *priv = mlx5i_epriv(dev); | |
56 | ||
57 | return mlx5e_ethtool_get_sset_count(priv, sset); | |
58 | } | |
59 | ||
60 | static void mlx5i_get_ethtool_stats(struct net_device *dev, | |
61 | struct ethtool_stats *stats, | |
62 | u64 *data) | |
63 | { | |
64 | struct mlx5e_priv *priv = mlx5i_epriv(dev); | |
65 | ||
66 | mlx5e_ethtool_get_ethtool_stats(priv, stats, data); | |
67 | } | |
68 | ||
69 | static int mlx5i_set_ringparam(struct net_device *dev, | |
70 | struct ethtool_ringparam *param) | |
71 | { | |
72 | struct mlx5e_priv *priv = mlx5i_epriv(dev); | |
73 | ||
74 | return mlx5e_ethtool_set_ringparam(priv, param); | |
75 | } | |
76 | ||
77 | static void mlx5i_get_ringparam(struct net_device *dev, | |
78 | struct ethtool_ringparam *param) | |
79 | { | |
80 | struct mlx5e_priv *priv = mlx5i_epriv(dev); | |
81 | ||
82 | mlx5e_ethtool_get_ringparam(priv, param); | |
83 | } | |
84 | ||
85 | static int mlx5i_set_channels(struct net_device *dev, | |
86 | struct ethtool_channels *ch) | |
87 | { | |
88 | struct mlx5e_priv *priv = mlx5i_epriv(dev); | |
89 | ||
90 | return mlx5e_ethtool_set_channels(priv, ch); | |
91 | } | |
92 | ||
93 | static void mlx5i_get_channels(struct net_device *dev, | |
94 | struct ethtool_channels *ch) | |
95 | { | |
96 | struct mlx5e_priv *priv = mlx5i_epriv(dev); | |
97 | ||
98 | mlx5e_ethtool_get_channels(priv, ch); | |
99 | } | |
100 | ||
101 | static int mlx5i_set_coalesce(struct net_device *netdev, | |
102 | struct ethtool_coalesce *coal) | |
103 | { | |
104 | struct mlx5e_priv *priv = mlx5i_epriv(netdev); | |
105 | ||
106 | return mlx5e_ethtool_set_coalesce(priv, coal); | |
107 | } | |
108 | ||
109 | static int mlx5i_get_coalesce(struct net_device *netdev, | |
110 | struct ethtool_coalesce *coal) | |
111 | { | |
112 | struct mlx5e_priv *priv = mlx5i_epriv(netdev); | |
113 | ||
114 | return mlx5e_ethtool_get_coalesce(priv, coal); | |
115 | } | |
116 | ||
3844b07e FD |
117 | static int mlx5i_get_ts_info(struct net_device *netdev, |
118 | struct ethtool_ts_info *info) | |
119 | { | |
120 | struct mlx5e_priv *priv = mlx5i_epriv(netdev); | |
121 | ||
122 | return mlx5e_ethtool_get_ts_info(priv, info); | |
123 | } | |
124 | ||
f43d48d1 EBE |
125 | static int mlx5i_flash_device(struct net_device *netdev, |
126 | struct ethtool_flash *flash) | |
127 | { | |
128 | struct mlx5e_priv *priv = mlx5i_epriv(netdev); | |
129 | ||
130 | return mlx5e_ethtool_flash_device(priv, flash); | |
131 | } | |
132 | ||
eb234ee9 SL |
133 | enum mlx5_ptys_width { |
134 | MLX5_PTYS_WIDTH_1X = 1 << 0, | |
135 | MLX5_PTYS_WIDTH_2X = 1 << 1, | |
136 | MLX5_PTYS_WIDTH_4X = 1 << 2, | |
137 | MLX5_PTYS_WIDTH_8X = 1 << 3, | |
138 | MLX5_PTYS_WIDTH_12X = 1 << 4, | |
139 | }; | |
140 | ||
141 | static inline int mlx5_ptys_width_enum_to_int(enum mlx5_ptys_width width) | |
142 | { | |
143 | switch (width) { | |
144 | case MLX5_PTYS_WIDTH_1X: return 1; | |
145 | case MLX5_PTYS_WIDTH_2X: return 2; | |
146 | case MLX5_PTYS_WIDTH_4X: return 4; | |
147 | case MLX5_PTYS_WIDTH_8X: return 8; | |
148 | case MLX5_PTYS_WIDTH_12X: return 12; | |
149 | default: return -1; | |
150 | } | |
151 | } | |
152 | ||
153 | enum mlx5_ptys_rate { | |
154 | MLX5_PTYS_RATE_SDR = 1 << 0, | |
155 | MLX5_PTYS_RATE_DDR = 1 << 1, | |
156 | MLX5_PTYS_RATE_QDR = 1 << 2, | |
157 | MLX5_PTYS_RATE_FDR10 = 1 << 3, | |
158 | MLX5_PTYS_RATE_FDR = 1 << 4, | |
159 | MLX5_PTYS_RATE_EDR = 1 << 5, | |
160 | MLX5_PTYS_RATE_HDR = 1 << 6, | |
161 | }; | |
162 | ||
163 | static inline int mlx5_ptys_rate_enum_to_int(enum mlx5_ptys_rate rate) | |
164 | { | |
165 | switch (rate) { | |
166 | case MLX5_PTYS_RATE_SDR: return 2500; | |
167 | case MLX5_PTYS_RATE_DDR: return 5000; | |
168 | case MLX5_PTYS_RATE_QDR: | |
169 | case MLX5_PTYS_RATE_FDR10: return 10000; | |
170 | case MLX5_PTYS_RATE_FDR: return 14000; | |
171 | case MLX5_PTYS_RATE_EDR: return 25000; | |
172 | case MLX5_PTYS_RATE_HDR: return 50000; | |
173 | default: return -1; | |
174 | } | |
175 | } | |
176 | ||
177 | static int mlx5i_get_port_settings(struct net_device *netdev, | |
178 | u16 *ib_link_width_oper, u16 *ib_proto_oper) | |
179 | { | |
180 | struct mlx5e_priv *priv = mlx5i_epriv(netdev); | |
181 | struct mlx5_core_dev *mdev = priv->mdev; | |
182 | u32 out[MLX5_ST_SZ_DW(ptys_reg)] = {0}; | |
183 | int ret; | |
184 | ||
185 | ret = mlx5_query_port_ptys(mdev, out, sizeof(out), MLX5_PTYS_IB, 1); | |
186 | if (ret) | |
187 | return ret; | |
188 | ||
189 | *ib_link_width_oper = MLX5_GET(ptys_reg, out, ib_link_width_oper); | |
190 | *ib_proto_oper = MLX5_GET(ptys_reg, out, ib_proto_oper); | |
191 | ||
192 | return 0; | |
193 | } | |
194 | ||
195 | static int mlx5i_get_speed_settings(u16 ib_link_width_oper, u16 ib_proto_oper) | |
196 | { | |
197 | int rate, width; | |
198 | ||
199 | rate = mlx5_ptys_rate_enum_to_int(ib_proto_oper); | |
200 | if (rate < 0) | |
201 | return -EINVAL; | |
202 | width = mlx5_ptys_width_enum_to_int(ib_link_width_oper); | |
203 | if (width < 0) | |
204 | return -EINVAL; | |
205 | ||
206 | return rate * width; | |
207 | } | |
208 | ||
209 | static int mlx5i_get_link_ksettings(struct net_device *netdev, | |
210 | struct ethtool_link_ksettings *link_ksettings) | |
211 | { | |
212 | u16 ib_link_width_oper; | |
213 | u16 ib_proto_oper; | |
214 | int speed, ret; | |
215 | ||
216 | ret = mlx5i_get_port_settings(netdev, &ib_link_width_oper, &ib_proto_oper); | |
217 | if (ret) | |
218 | return ret; | |
219 | ||
220 | ethtool_link_ksettings_zero_link_mode(link_ksettings, supported); | |
221 | ethtool_link_ksettings_zero_link_mode(link_ksettings, advertising); | |
222 | ||
223 | speed = mlx5i_get_speed_settings(ib_link_width_oper, ib_proto_oper); | |
224 | if (speed < 0) | |
225 | return -EINVAL; | |
226 | ||
227 | link_ksettings->base.duplex = DUPLEX_FULL; | |
228 | link_ksettings->base.port = PORT_OTHER; | |
229 | ||
230 | link_ksettings->base.autoneg = AUTONEG_DISABLE; | |
231 | ||
232 | link_ksettings->base.speed = speed; | |
233 | ||
234 | return 0; | |
235 | } | |
236 | ||
076b0936 | 237 | const struct ethtool_ops mlx5i_ethtool_ops = { |
eb234ee9 SL |
238 | .get_drvinfo = mlx5i_get_drvinfo, |
239 | .get_strings = mlx5i_get_strings, | |
240 | .get_sset_count = mlx5i_get_sset_count, | |
241 | .get_ethtool_stats = mlx5i_get_ethtool_stats, | |
242 | .get_ringparam = mlx5i_get_ringparam, | |
243 | .set_ringparam = mlx5i_set_ringparam, | |
f43d48d1 | 244 | .flash_device = mlx5i_flash_device, |
eb234ee9 SL |
245 | .get_channels = mlx5i_get_channels, |
246 | .set_channels = mlx5i_set_channels, | |
247 | .get_coalesce = mlx5i_get_coalesce, | |
248 | .set_coalesce = mlx5i_set_coalesce, | |
249 | .get_ts_info = mlx5i_get_ts_info, | |
250 | .get_link_ksettings = mlx5i_get_link_ksettings, | |
251 | .get_link = ethtool_op_get_link, | |
076b0936 | 252 | }; |
6a910233 AV |
253 | |
254 | const struct ethtool_ops mlx5i_pkey_ethtool_ops = { | |
255 | .get_drvinfo = mlx5i_get_drvinfo, | |
256 | .get_link = ethtool_op_get_link, | |
93b66472 | 257 | .get_ts_info = mlx5i_get_ts_info, |
6a910233 | 258 | }; |