Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2007 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 | |
| 34 | #include <linux/kernel.h> |
| 35 | #include <linux/ethtool.h> |
| 36 | #include <linux/netdevice.h> |
Amir Vadai | af22d9d | 2012-07-18 22:33:49 +0000 | [diff] [blame] | 37 | #include <linux/mlx4/driver.h> |
Saeed Mahameed | 7202da8 | 2014-10-27 11:37:36 +0200 | [diff] [blame] | 38 | #include <linux/mlx4/device.h> |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 39 | #include <linux/in.h> |
| 40 | #include <net/ip.h> |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 41 | #include <linux/bitmap.h> |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 42 | |
| 43 | #include "mlx4_en.h" |
| 44 | #include "en_port.h" |
| 45 | |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 46 | #define EN_ETHTOOL_QP_ATTACH (1ull << 63) |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 47 | #define EN_ETHTOOL_SHORT_MASK cpu_to_be16(0xffff) |
| 48 | #define EN_ETHTOOL_WORD_MASK cpu_to_be32(0xffffffff) |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 49 | |
Amir Vadai | 79c54b6 | 2012-12-02 03:49:22 +0000 | [diff] [blame] | 50 | static int mlx4_en_moderation_update(struct mlx4_en_priv *priv) |
| 51 | { |
| 52 | int i; |
| 53 | int err = 0; |
| 54 | |
| 55 | for (i = 0; i < priv->tx_ring_num; i++) { |
Eugenia Emantayev | 41d942d | 2013-11-07 12:19:52 +0200 | [diff] [blame] | 56 | priv->tx_cq[i]->moder_cnt = priv->tx_frames; |
| 57 | priv->tx_cq[i]->moder_time = priv->tx_usecs; |
Eugenia Emantayev | 38463e2 | 2013-09-12 18:11:20 +0300 | [diff] [blame] | 58 | if (priv->port_up) { |
Eugenia Emantayev | 41d942d | 2013-11-07 12:19:52 +0200 | [diff] [blame] | 59 | err = mlx4_en_set_cq_moder(priv, priv->tx_cq[i]); |
Eugenia Emantayev | 38463e2 | 2013-09-12 18:11:20 +0300 | [diff] [blame] | 60 | if (err) |
| 61 | return err; |
| 62 | } |
Amir Vadai | 79c54b6 | 2012-12-02 03:49:22 +0000 | [diff] [blame] | 63 | } |
| 64 | |
| 65 | if (priv->adaptive_rx_coal) |
| 66 | return 0; |
| 67 | |
| 68 | for (i = 0; i < priv->rx_ring_num; i++) { |
Eugenia Emantayev | 41d942d | 2013-11-07 12:19:52 +0200 | [diff] [blame] | 69 | priv->rx_cq[i]->moder_cnt = priv->rx_frames; |
| 70 | priv->rx_cq[i]->moder_time = priv->rx_usecs; |
Amir Vadai | 79c54b6 | 2012-12-02 03:49:22 +0000 | [diff] [blame] | 71 | priv->last_moder_time[i] = MLX4_EN_AUTO_CONF; |
Eugenia Emantayev | 38463e2 | 2013-09-12 18:11:20 +0300 | [diff] [blame] | 72 | if (priv->port_up) { |
Eugenia Emantayev | 41d942d | 2013-11-07 12:19:52 +0200 | [diff] [blame] | 73 | err = mlx4_en_set_cq_moder(priv, priv->rx_cq[i]); |
Eugenia Emantayev | 38463e2 | 2013-09-12 18:11:20 +0300 | [diff] [blame] | 74 | if (err) |
| 75 | return err; |
| 76 | } |
Amir Vadai | 79c54b6 | 2012-12-02 03:49:22 +0000 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | return err; |
| 80 | } |
| 81 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 82 | static void |
| 83 | mlx4_en_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) |
| 84 | { |
| 85 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 86 | struct mlx4_en_dev *mdev = priv->mdev; |
| 87 | |
Rick Jones | 612a94d | 2011-11-14 08:13:25 +0000 | [diff] [blame] | 88 | strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver)); |
| 89 | strlcpy(drvinfo->version, DRV_VERSION " (" DRV_RELDATE ")", |
| 90 | sizeof(drvinfo->version)); |
| 91 | snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), |
| 92 | "%d.%d.%d", |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 93 | (u16) (mdev->dev->caps.fw_ver >> 32), |
| 94 | (u16) ((mdev->dev->caps.fw_ver >> 16) & 0xffff), |
| 95 | (u16) (mdev->dev->caps.fw_ver & 0xffff)); |
Yishai Hadas | 872bf2f | 2015-01-25 16:59:35 +0200 | [diff] [blame] | 96 | strlcpy(drvinfo->bus_info, pci_name(mdev->dev->persist->pdev), |
Rick Jones | 612a94d | 2011-11-14 08:13:25 +0000 | [diff] [blame] | 97 | sizeof(drvinfo->bus_info)); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 98 | drvinfo->n_stats = 0; |
| 99 | drvinfo->regdump_len = 0; |
| 100 | drvinfo->eedump_len = 0; |
| 101 | } |
| 102 | |
Amir Vadai | 0fef9d0 | 2014-07-22 15:44:10 +0300 | [diff] [blame] | 103 | static const char mlx4_en_priv_flags[][ETH_GSTRING_LEN] = { |
| 104 | "blueflame", |
| 105 | }; |
| 106 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 107 | static const char main_strings[][ETH_GSTRING_LEN] = { |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 108 | /* main statistics */ |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 109 | "rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors", |
| 110 | "tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions", |
| 111 | "rx_length_errors", "rx_over_errors", "rx_crc_errors", |
| 112 | "rx_frame_errors", "rx_fifo_errors", "rx_missed_errors", |
| 113 | "tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors", |
| 114 | "tx_heartbeat_errors", "tx_window_errors", |
| 115 | |
| 116 | /* port statistics */ |
Yevgeny Petrilin | fa37a95 | 2010-08-24 03:46:46 +0000 | [diff] [blame] | 117 | "tso_packets", |
Eric Dumazet | 9fab426 | 2014-10-02 08:24:21 -0700 | [diff] [blame] | 118 | "xmit_more", |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 119 | "queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_failed", |
Shani Michaeli | f8c6455 | 2014-11-09 13:51:53 +0200 | [diff] [blame] | 120 | "rx_csum_good", "rx_csum_none", "rx_csum_complete", "tx_chksum_offload", |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 121 | |
Matan Barak | 0b13156 | 2015-03-30 17:45:25 +0300 | [diff] [blame^] | 122 | /* priority flow control statistics rx */ |
| 123 | "rx_pause_prio_0", "rx_pause_duration_prio_0", |
| 124 | "rx_pause_transition_prio_0", |
| 125 | "rx_pause_prio_1", "rx_pause_duration_prio_1", |
| 126 | "rx_pause_transition_prio_1", |
| 127 | "rx_pause_prio_2", "rx_pause_duration_prio_2", |
| 128 | "rx_pause_transition_prio_2", |
| 129 | "rx_pause_prio_3", "rx_pause_duration_prio_3", |
| 130 | "rx_pause_transition_prio_3", |
| 131 | "rx_pause_prio_4", "rx_pause_duration_prio_4", |
| 132 | "rx_pause_transition_prio_4", |
| 133 | "rx_pause_prio_5", "rx_pause_duration_prio_5", |
| 134 | "rx_pause_transition_prio_5", |
| 135 | "rx_pause_prio_6", "rx_pause_duration_prio_6", |
| 136 | "rx_pause_transition_prio_6", |
| 137 | "rx_pause_prio_7", "rx_pause_duration_prio_7", |
| 138 | "rx_pause_transition_prio_7", |
| 139 | |
| 140 | /* flow control statistics rx */ |
| 141 | "rx_pause", "rx_pause_duration", "rx_pause_transition", |
| 142 | |
| 143 | /* priority flow control statistics tx */ |
| 144 | "tx_pause_prio_0", "tx_pause_duration_prio_0", |
| 145 | "tx_pause_transition_prio_0", |
| 146 | "tx_pause_prio_1", "tx_pause_duration_prio_1", |
| 147 | "tx_pause_transition_prio_1", |
| 148 | "tx_pause_prio_2", "tx_pause_duration_prio_2", |
| 149 | "tx_pause_transition_prio_2", |
| 150 | "tx_pause_prio_3", "tx_pause_duration_prio_3", |
| 151 | "tx_pause_transition_prio_3", |
| 152 | "tx_pause_prio_4", "tx_pause_duration_prio_4", |
| 153 | "tx_pause_transition_prio_4", |
| 154 | "tx_pause_prio_5", "tx_pause_duration_prio_5", |
| 155 | "tx_pause_transition_prio_5", |
| 156 | "tx_pause_prio_6", "tx_pause_duration_prio_6", |
| 157 | "tx_pause_transition_prio_6", |
| 158 | "tx_pause_prio_7", "tx_pause_duration_prio_7", |
| 159 | "tx_pause_transition_prio_7", |
| 160 | |
| 161 | /* flow control statistics tx */ |
| 162 | "tx_pause", "tx_pause_duration", "tx_pause_transition", |
| 163 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 164 | /* packet statistics */ |
| 165 | "broadcast", "rx_prio_0", "rx_prio_1", "rx_prio_2", "rx_prio_3", |
| 166 | "rx_prio_4", "rx_prio_5", "rx_prio_6", "rx_prio_7", "tx_prio_0", |
| 167 | "tx_prio_1", "tx_prio_2", "tx_prio_3", "tx_prio_4", "tx_prio_5", |
| 168 | "tx_prio_6", "tx_prio_7", |
| 169 | }; |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 170 | |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 171 | static const char mlx4_en_test_names[][ETH_GSTRING_LEN]= { |
Masanari Iida | fd9071e | 2012-04-13 04:33:20 +0000 | [diff] [blame] | 172 | "Interrupt Test", |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 173 | "Link Test", |
| 174 | "Speed Test", |
| 175 | "Register Test", |
| 176 | "Loopback Test", |
| 177 | }; |
| 178 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 179 | static u32 mlx4_en_get_msglevel(struct net_device *dev) |
| 180 | { |
| 181 | return ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable; |
| 182 | } |
| 183 | |
| 184 | static void mlx4_en_set_msglevel(struct net_device *dev, u32 val) |
| 185 | { |
| 186 | ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable = val; |
| 187 | } |
| 188 | |
| 189 | static void mlx4_en_get_wol(struct net_device *netdev, |
| 190 | struct ethtool_wolinfo *wol) |
| 191 | { |
Yevgeny Petrilin | 14c07b1 | 2011-03-22 22:37:59 +0000 | [diff] [blame] | 192 | struct mlx4_en_priv *priv = netdev_priv(netdev); |
| 193 | int err = 0; |
| 194 | u64 config = 0; |
Oren Duer | 559a9f1 | 2011-11-26 19:55:15 +0000 | [diff] [blame] | 195 | u64 mask; |
Yevgeny Petrilin | 14c07b1 | 2011-03-22 22:37:59 +0000 | [diff] [blame] | 196 | |
Oren Duer | 559a9f1 | 2011-11-26 19:55:15 +0000 | [diff] [blame] | 197 | if ((priv->port < 1) || (priv->port > 2)) { |
| 198 | en_err(priv, "Failed to get WoL information\n"); |
| 199 | return; |
| 200 | } |
| 201 | |
| 202 | mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 : |
| 203 | MLX4_DEV_CAP_FLAG_WOL_PORT2; |
| 204 | |
| 205 | if (!(priv->mdev->dev->caps.flags & mask)) { |
Yevgeny Petrilin | 14c07b1 | 2011-03-22 22:37:59 +0000 | [diff] [blame] | 206 | wol->supported = 0; |
| 207 | wol->wolopts = 0; |
| 208 | return; |
| 209 | } |
| 210 | |
| 211 | err = mlx4_wol_read(priv->mdev->dev, &config, priv->port); |
| 212 | if (err) { |
| 213 | en_err(priv, "Failed to get WoL information\n"); |
| 214 | return; |
| 215 | } |
| 216 | |
| 217 | if (config & MLX4_EN_WOL_MAGIC) |
| 218 | wol->supported = WAKE_MAGIC; |
| 219 | else |
| 220 | wol->supported = 0; |
| 221 | |
| 222 | if (config & MLX4_EN_WOL_ENABLED) |
| 223 | wol->wolopts = WAKE_MAGIC; |
| 224 | else |
| 225 | wol->wolopts = 0; |
| 226 | } |
| 227 | |
| 228 | static int mlx4_en_set_wol(struct net_device *netdev, |
| 229 | struct ethtool_wolinfo *wol) |
| 230 | { |
| 231 | struct mlx4_en_priv *priv = netdev_priv(netdev); |
| 232 | u64 config = 0; |
| 233 | int err = 0; |
Oren Duer | 559a9f1 | 2011-11-26 19:55:15 +0000 | [diff] [blame] | 234 | u64 mask; |
Yevgeny Petrilin | 14c07b1 | 2011-03-22 22:37:59 +0000 | [diff] [blame] | 235 | |
Oren Duer | 559a9f1 | 2011-11-26 19:55:15 +0000 | [diff] [blame] | 236 | if ((priv->port < 1) || (priv->port > 2)) |
| 237 | return -EOPNOTSUPP; |
| 238 | |
| 239 | mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 : |
| 240 | MLX4_DEV_CAP_FLAG_WOL_PORT2; |
| 241 | |
| 242 | if (!(priv->mdev->dev->caps.flags & mask)) |
Yevgeny Petrilin | 14c07b1 | 2011-03-22 22:37:59 +0000 | [diff] [blame] | 243 | return -EOPNOTSUPP; |
| 244 | |
| 245 | if (wol->supported & ~WAKE_MAGIC) |
| 246 | return -EINVAL; |
| 247 | |
| 248 | err = mlx4_wol_read(priv->mdev->dev, &config, priv->port); |
| 249 | if (err) { |
| 250 | en_err(priv, "Failed to get WoL info, unable to modify\n"); |
| 251 | return err; |
| 252 | } |
| 253 | |
| 254 | if (wol->wolopts & WAKE_MAGIC) { |
| 255 | config |= MLX4_EN_WOL_DO_MODIFY | MLX4_EN_WOL_ENABLED | |
| 256 | MLX4_EN_WOL_MAGIC; |
| 257 | } else { |
| 258 | config &= ~(MLX4_EN_WOL_ENABLED | MLX4_EN_WOL_MAGIC); |
| 259 | config |= MLX4_EN_WOL_DO_MODIFY; |
| 260 | } |
| 261 | |
| 262 | err = mlx4_wol_write(priv->mdev->dev, config, priv->port); |
| 263 | if (err) |
| 264 | en_err(priv, "Failed to set WoL information\n"); |
| 265 | |
| 266 | return err; |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 267 | } |
| 268 | |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 269 | struct bitmap_iterator { |
| 270 | unsigned long *stats_bitmap; |
| 271 | unsigned int count; |
| 272 | unsigned int iterator; |
| 273 | bool advance_array; /* if set, force no increments */ |
| 274 | }; |
| 275 | |
| 276 | static inline void bitmap_iterator_init(struct bitmap_iterator *h, |
| 277 | unsigned long *stats_bitmap, |
| 278 | int count) |
| 279 | { |
| 280 | h->iterator = 0; |
| 281 | h->advance_array = !bitmap_empty(stats_bitmap, count); |
| 282 | h->count = h->advance_array ? bitmap_weight(stats_bitmap, count) |
| 283 | : count; |
| 284 | h->stats_bitmap = stats_bitmap; |
| 285 | } |
| 286 | |
| 287 | static inline int bitmap_iterator_test(struct bitmap_iterator *h) |
| 288 | { |
| 289 | return !h->advance_array ? 1 : test_bit(h->iterator, h->stats_bitmap); |
| 290 | } |
| 291 | |
| 292 | static inline int bitmap_iterator_inc(struct bitmap_iterator *h) |
| 293 | { |
| 294 | return h->iterator++; |
| 295 | } |
| 296 | |
| 297 | static inline unsigned int |
| 298 | bitmap_iterator_count(struct bitmap_iterator *h) |
| 299 | { |
| 300 | return h->count; |
| 301 | } |
| 302 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 303 | static int mlx4_en_get_sset_count(struct net_device *dev, int sset) |
| 304 | { |
| 305 | struct mlx4_en_priv *priv = netdev_priv(dev); |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 306 | struct bitmap_iterator it; |
| 307 | |
Eran Ben Elisha | 3da8a36 | 2015-03-30 17:45:24 +0300 | [diff] [blame] | 308 | bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 309 | |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 310 | switch (sset) { |
| 311 | case ETH_SS_STATS: |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 312 | return bitmap_iterator_count(&it) + |
Amir Vadai | 8501841 | 2013-06-18 16:18:28 +0300 | [diff] [blame] | 313 | (priv->tx_ring_num * 2) + |
Cong Wang | e0d1095 | 2013-08-01 11:10:25 +0800 | [diff] [blame] | 314 | #ifdef CONFIG_NET_RX_BUSY_POLL |
Amir Vadai | 8501841 | 2013-06-18 16:18:28 +0300 | [diff] [blame] | 315 | (priv->rx_ring_num * 5); |
| 316 | #else |
| 317 | (priv->rx_ring_num * 2); |
| 318 | #endif |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 319 | case ETH_SS_TEST: |
Or Gerlitz | ccf8632 | 2011-07-07 19:19:29 +0000 | [diff] [blame] | 320 | return MLX4_EN_NUM_SELF_TEST - !(priv->mdev->dev->caps.flags |
| 321 | & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) * 2; |
Amir Vadai | 0fef9d0 | 2014-07-22 15:44:10 +0300 | [diff] [blame] | 322 | case ETH_SS_PRIV_FLAGS: |
| 323 | return ARRAY_SIZE(mlx4_en_priv_flags); |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 324 | default: |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 325 | return -EOPNOTSUPP; |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 326 | } |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 327 | } |
| 328 | |
| 329 | static void mlx4_en_get_ethtool_stats(struct net_device *dev, |
| 330 | struct ethtool_stats *stats, uint64_t *data) |
| 331 | { |
| 332 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 333 | int index = 0; |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 334 | int i; |
| 335 | struct bitmap_iterator it; |
| 336 | |
Eran Ben Elisha | 3da8a36 | 2015-03-30 17:45:24 +0300 | [diff] [blame] | 337 | bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 338 | |
| 339 | spin_lock_bh(&priv->stats_lock); |
| 340 | |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 341 | for (i = 0; i < NUM_MAIN_STATS; i++, bitmap_iterator_inc(&it)) |
| 342 | if (bitmap_iterator_test(&it)) |
| 343 | data[index++] = ((unsigned long *)&priv->stats)[i]; |
| 344 | |
| 345 | for (i = 0; i < NUM_PORT_STATS; i++, bitmap_iterator_inc(&it)) |
| 346 | if (bitmap_iterator_test(&it)) |
| 347 | data[index++] = ((unsigned long *)&priv->port_stats)[i]; |
| 348 | |
Matan Barak | 0b13156 | 2015-03-30 17:45:25 +0300 | [diff] [blame^] | 349 | for (i = 0; i < NUM_FLOW_PRIORITY_STATS_RX; |
| 350 | i++, bitmap_iterator_inc(&it)) |
| 351 | if (bitmap_iterator_test(&it)) |
| 352 | data[index++] = |
| 353 | ((u64 *)&priv->rx_priority_flowstats)[i]; |
| 354 | |
| 355 | for (i = 0; i < NUM_FLOW_STATS_RX; i++, bitmap_iterator_inc(&it)) |
| 356 | if (bitmap_iterator_test(&it)) |
| 357 | data[index++] = ((u64 *)&priv->rx_flowstats)[i]; |
| 358 | |
| 359 | for (i = 0; i < NUM_FLOW_PRIORITY_STATS_TX; |
| 360 | i++, bitmap_iterator_inc(&it)) |
| 361 | if (bitmap_iterator_test(&it)) |
| 362 | data[index++] = |
| 363 | ((u64 *)&priv->tx_priority_flowstats)[i]; |
| 364 | |
| 365 | for (i = 0; i < NUM_FLOW_STATS_TX; i++, bitmap_iterator_inc(&it)) |
| 366 | if (bitmap_iterator_test(&it)) |
| 367 | data[index++] = ((u64 *)&priv->tx_flowstats)[i]; |
| 368 | |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 369 | for (i = 0; i < NUM_PKT_STATS; i++, bitmap_iterator_inc(&it)) |
| 370 | if (bitmap_iterator_test(&it)) |
| 371 | data[index++] = ((unsigned long *)&priv->pkstats)[i]; |
| 372 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 373 | for (i = 0; i < priv->tx_ring_num; i++) { |
Eugenia Emantayev | 41d942d | 2013-11-07 12:19:52 +0200 | [diff] [blame] | 374 | data[index++] = priv->tx_ring[i]->packets; |
| 375 | data[index++] = priv->tx_ring[i]->bytes; |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 376 | } |
| 377 | for (i = 0; i < priv->rx_ring_num; i++) { |
Eugenia Emantayev | 41d942d | 2013-11-07 12:19:52 +0200 | [diff] [blame] | 378 | data[index++] = priv->rx_ring[i]->packets; |
| 379 | data[index++] = priv->rx_ring[i]->bytes; |
Cong Wang | e0d1095 | 2013-08-01 11:10:25 +0800 | [diff] [blame] | 380 | #ifdef CONFIG_NET_RX_BUSY_POLL |
Eugenia Emantayev | 41d942d | 2013-11-07 12:19:52 +0200 | [diff] [blame] | 381 | data[index++] = priv->rx_ring[i]->yields; |
| 382 | data[index++] = priv->rx_ring[i]->misses; |
| 383 | data[index++] = priv->rx_ring[i]->cleaned; |
Amir Vadai | 8501841 | 2013-06-18 16:18:28 +0300 | [diff] [blame] | 384 | #endif |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 385 | } |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 386 | spin_unlock_bh(&priv->stats_lock); |
| 387 | |
| 388 | } |
| 389 | |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 390 | static void mlx4_en_self_test(struct net_device *dev, |
| 391 | struct ethtool_test *etest, u64 *buf) |
| 392 | { |
| 393 | mlx4_en_ex_selftest(dev, &etest->flags, buf); |
| 394 | } |
| 395 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 396 | static void mlx4_en_get_strings(struct net_device *dev, |
| 397 | uint32_t stringset, uint8_t *data) |
| 398 | { |
| 399 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 400 | int index = 0; |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 401 | int i, strings = 0; |
| 402 | struct bitmap_iterator it; |
| 403 | |
Eran Ben Elisha | 3da8a36 | 2015-03-30 17:45:24 +0300 | [diff] [blame] | 404 | bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 405 | |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 406 | switch (stringset) { |
| 407 | case ETH_SS_TEST: |
| 408 | for (i = 0; i < MLX4_EN_NUM_SELF_TEST - 2; i++) |
| 409 | strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]); |
Or Gerlitz | ccf8632 | 2011-07-07 19:19:29 +0000 | [diff] [blame] | 410 | if (priv->mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 411 | for (; i < MLX4_EN_NUM_SELF_TEST; i++) |
| 412 | strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]); |
| 413 | break; |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 414 | |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 415 | case ETH_SS_STATS: |
| 416 | /* Add main counters */ |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 417 | for (i = 0; i < NUM_MAIN_STATS; i++, strings++, |
| 418 | bitmap_iterator_inc(&it)) |
| 419 | if (bitmap_iterator_test(&it)) |
Eugenia Emantayev | 93ece0c | 2012-01-19 09:45:05 +0000 | [diff] [blame] | 420 | strcpy(data + (index++) * ETH_GSTRING_LEN, |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 421 | main_strings[strings]); |
| 422 | |
| 423 | for (i = 0; i < NUM_PORT_STATS; i++, strings++, |
| 424 | bitmap_iterator_inc(&it)) |
| 425 | if (bitmap_iterator_test(&it)) |
Eugenia Emantayev | 93ece0c | 2012-01-19 09:45:05 +0000 | [diff] [blame] | 426 | strcpy(data + (index++) * ETH_GSTRING_LEN, |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 427 | main_strings[strings]); |
| 428 | |
Matan Barak | 0b13156 | 2015-03-30 17:45:25 +0300 | [diff] [blame^] | 429 | for (i = 0; i < NUM_FLOW_STATS; i++, strings++, |
| 430 | bitmap_iterator_inc(&it)) |
| 431 | if (bitmap_iterator_test(&it)) |
| 432 | strcpy(data + (index++) * ETH_GSTRING_LEN, |
| 433 | main_strings[strings]); |
| 434 | |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 435 | for (i = 0; i < NUM_PKT_STATS; i++, strings++, |
| 436 | bitmap_iterator_inc(&it)) |
| 437 | if (bitmap_iterator_test(&it)) |
Eugenia Emantayev | 93ece0c | 2012-01-19 09:45:05 +0000 | [diff] [blame] | 438 | strcpy(data + (index++) * ETH_GSTRING_LEN, |
Eran Ben Elisha | 6fcd273 | 2015-03-30 17:45:23 +0300 | [diff] [blame] | 439 | main_strings[strings]); |
| 440 | |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 441 | for (i = 0; i < priv->tx_ring_num; i++) { |
| 442 | sprintf(data + (index++) * ETH_GSTRING_LEN, |
| 443 | "tx%d_packets", i); |
| 444 | sprintf(data + (index++) * ETH_GSTRING_LEN, |
| 445 | "tx%d_bytes", i); |
| 446 | } |
| 447 | for (i = 0; i < priv->rx_ring_num; i++) { |
| 448 | sprintf(data + (index++) * ETH_GSTRING_LEN, |
| 449 | "rx%d_packets", i); |
| 450 | sprintf(data + (index++) * ETH_GSTRING_LEN, |
| 451 | "rx%d_bytes", i); |
Cong Wang | e0d1095 | 2013-08-01 11:10:25 +0800 | [diff] [blame] | 452 | #ifdef CONFIG_NET_RX_BUSY_POLL |
Amir Vadai | 8501841 | 2013-06-18 16:18:28 +0300 | [diff] [blame] | 453 | sprintf(data + (index++) * ETH_GSTRING_LEN, |
| 454 | "rx%d_napi_yield", i); |
| 455 | sprintf(data + (index++) * ETH_GSTRING_LEN, |
| 456 | "rx%d_misses", i); |
| 457 | sprintf(data + (index++) * ETH_GSTRING_LEN, |
| 458 | "rx%d_cleaned", i); |
| 459 | #endif |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 460 | } |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 461 | break; |
Amir Vadai | 0fef9d0 | 2014-07-22 15:44:10 +0300 | [diff] [blame] | 462 | case ETH_SS_PRIV_FLAGS: |
| 463 | for (i = 0; i < ARRAY_SIZE(mlx4_en_priv_flags); i++) |
| 464 | strcpy(data + i * ETH_GSTRING_LEN, |
| 465 | mlx4_en_priv_flags[i]); |
| 466 | break; |
| 467 | |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 468 | } |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 469 | } |
| 470 | |
Saeed Mahameed | 2c76267 | 2014-10-27 11:37:40 +0200 | [diff] [blame] | 471 | static u32 mlx4_en_autoneg_get(struct net_device *dev) |
| 472 | { |
| 473 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 474 | struct mlx4_en_dev *mdev = priv->mdev; |
| 475 | u32 autoneg = AUTONEG_DISABLE; |
| 476 | |
| 477 | if ((mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETH_BACKPL_AN_REP) && |
| 478 | (priv->port_state.flags & MLX4_EN_PORT_ANE)) |
| 479 | autoneg = AUTONEG_ENABLE; |
| 480 | |
| 481 | return autoneg; |
| 482 | } |
| 483 | |
| 484 | static u32 ptys_get_supported_port(struct mlx4_ptys_reg *ptys_reg) |
| 485 | { |
| 486 | u32 eth_proto = be32_to_cpu(ptys_reg->eth_proto_cap); |
| 487 | |
| 488 | if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_T) |
| 489 | | MLX4_PROT_MASK(MLX4_1000BASE_T) |
| 490 | | MLX4_PROT_MASK(MLX4_100BASE_TX))) { |
| 491 | return SUPPORTED_TP; |
| 492 | } |
| 493 | |
| 494 | if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_CR) |
| 495 | | MLX4_PROT_MASK(MLX4_10GBASE_SR) |
| 496 | | MLX4_PROT_MASK(MLX4_56GBASE_SR4) |
| 497 | | MLX4_PROT_MASK(MLX4_40GBASE_CR4) |
| 498 | | MLX4_PROT_MASK(MLX4_40GBASE_SR4) |
| 499 | | MLX4_PROT_MASK(MLX4_1000BASE_CX_SGMII))) { |
| 500 | return SUPPORTED_FIBRE; |
| 501 | } |
| 502 | |
| 503 | if (eth_proto & (MLX4_PROT_MASK(MLX4_56GBASE_KR4) |
| 504 | | MLX4_PROT_MASK(MLX4_40GBASE_KR4) |
| 505 | | MLX4_PROT_MASK(MLX4_20GBASE_KR2) |
| 506 | | MLX4_PROT_MASK(MLX4_10GBASE_KR) |
| 507 | | MLX4_PROT_MASK(MLX4_10GBASE_KX4) |
| 508 | | MLX4_PROT_MASK(MLX4_1000BASE_KX))) { |
| 509 | return SUPPORTED_Backplane; |
| 510 | } |
| 511 | return 0; |
| 512 | } |
| 513 | |
| 514 | static u32 ptys_get_active_port(struct mlx4_ptys_reg *ptys_reg) |
| 515 | { |
| 516 | u32 eth_proto = be32_to_cpu(ptys_reg->eth_proto_oper); |
| 517 | |
| 518 | if (!eth_proto) /* link down */ |
| 519 | eth_proto = be32_to_cpu(ptys_reg->eth_proto_cap); |
| 520 | |
| 521 | if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_T) |
| 522 | | MLX4_PROT_MASK(MLX4_1000BASE_T) |
| 523 | | MLX4_PROT_MASK(MLX4_100BASE_TX))) { |
| 524 | return PORT_TP; |
| 525 | } |
| 526 | |
| 527 | if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_SR) |
| 528 | | MLX4_PROT_MASK(MLX4_56GBASE_SR4) |
| 529 | | MLX4_PROT_MASK(MLX4_40GBASE_SR4) |
| 530 | | MLX4_PROT_MASK(MLX4_1000BASE_CX_SGMII))) { |
| 531 | return PORT_FIBRE; |
| 532 | } |
| 533 | |
| 534 | if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_CR) |
| 535 | | MLX4_PROT_MASK(MLX4_56GBASE_CR4) |
| 536 | | MLX4_PROT_MASK(MLX4_40GBASE_CR4))) { |
| 537 | return PORT_DA; |
| 538 | } |
| 539 | |
| 540 | if (eth_proto & (MLX4_PROT_MASK(MLX4_56GBASE_KR4) |
| 541 | | MLX4_PROT_MASK(MLX4_40GBASE_KR4) |
| 542 | | MLX4_PROT_MASK(MLX4_20GBASE_KR2) |
| 543 | | MLX4_PROT_MASK(MLX4_10GBASE_KR) |
| 544 | | MLX4_PROT_MASK(MLX4_10GBASE_KX4) |
| 545 | | MLX4_PROT_MASK(MLX4_1000BASE_KX))) { |
| 546 | return PORT_NONE; |
| 547 | } |
| 548 | return PORT_OTHER; |
| 549 | } |
| 550 | |
| 551 | #define MLX4_LINK_MODES_SZ \ |
| 552 | (FIELD_SIZEOF(struct mlx4_ptys_reg, eth_proto_cap) * 8) |
| 553 | |
| 554 | enum ethtool_report { |
| 555 | SUPPORTED = 0, |
| 556 | ADVERTISED = 1, |
| 557 | SPEED = 2 |
| 558 | }; |
| 559 | |
| 560 | /* Translates mlx4 link mode to equivalent ethtool Link modes/speed */ |
| 561 | static u32 ptys2ethtool_map[MLX4_LINK_MODES_SZ][3] = { |
| 562 | [MLX4_100BASE_TX] = { |
| 563 | SUPPORTED_100baseT_Full, |
| 564 | ADVERTISED_100baseT_Full, |
| 565 | SPEED_100 |
| 566 | }, |
| 567 | |
| 568 | [MLX4_1000BASE_T] = { |
| 569 | SUPPORTED_1000baseT_Full, |
| 570 | ADVERTISED_1000baseT_Full, |
| 571 | SPEED_1000 |
| 572 | }, |
| 573 | [MLX4_1000BASE_CX_SGMII] = { |
| 574 | SUPPORTED_1000baseKX_Full, |
| 575 | ADVERTISED_1000baseKX_Full, |
| 576 | SPEED_1000 |
| 577 | }, |
| 578 | [MLX4_1000BASE_KX] = { |
| 579 | SUPPORTED_1000baseKX_Full, |
| 580 | ADVERTISED_1000baseKX_Full, |
| 581 | SPEED_1000 |
| 582 | }, |
| 583 | |
| 584 | [MLX4_10GBASE_T] = { |
| 585 | SUPPORTED_10000baseT_Full, |
| 586 | ADVERTISED_10000baseT_Full, |
| 587 | SPEED_10000 |
| 588 | }, |
| 589 | [MLX4_10GBASE_CX4] = { |
| 590 | SUPPORTED_10000baseKX4_Full, |
| 591 | ADVERTISED_10000baseKX4_Full, |
| 592 | SPEED_10000 |
| 593 | }, |
| 594 | [MLX4_10GBASE_KX4] = { |
| 595 | SUPPORTED_10000baseKX4_Full, |
| 596 | ADVERTISED_10000baseKX4_Full, |
| 597 | SPEED_10000 |
| 598 | }, |
| 599 | [MLX4_10GBASE_KR] = { |
| 600 | SUPPORTED_10000baseKR_Full, |
| 601 | ADVERTISED_10000baseKR_Full, |
| 602 | SPEED_10000 |
| 603 | }, |
| 604 | [MLX4_10GBASE_CR] = { |
| 605 | SUPPORTED_10000baseKR_Full, |
| 606 | ADVERTISED_10000baseKR_Full, |
| 607 | SPEED_10000 |
| 608 | }, |
| 609 | [MLX4_10GBASE_SR] = { |
| 610 | SUPPORTED_10000baseKR_Full, |
| 611 | ADVERTISED_10000baseKR_Full, |
| 612 | SPEED_10000 |
| 613 | }, |
| 614 | |
| 615 | [MLX4_20GBASE_KR2] = { |
| 616 | SUPPORTED_20000baseMLD2_Full | SUPPORTED_20000baseKR2_Full, |
| 617 | ADVERTISED_20000baseMLD2_Full | ADVERTISED_20000baseKR2_Full, |
| 618 | SPEED_20000 |
| 619 | }, |
| 620 | |
| 621 | [MLX4_40GBASE_CR4] = { |
| 622 | SUPPORTED_40000baseCR4_Full, |
| 623 | ADVERTISED_40000baseCR4_Full, |
| 624 | SPEED_40000 |
| 625 | }, |
| 626 | [MLX4_40GBASE_KR4] = { |
| 627 | SUPPORTED_40000baseKR4_Full, |
| 628 | ADVERTISED_40000baseKR4_Full, |
| 629 | SPEED_40000 |
| 630 | }, |
| 631 | [MLX4_40GBASE_SR4] = { |
| 632 | SUPPORTED_40000baseSR4_Full, |
| 633 | ADVERTISED_40000baseSR4_Full, |
| 634 | SPEED_40000 |
| 635 | }, |
| 636 | |
| 637 | [MLX4_56GBASE_KR4] = { |
| 638 | SUPPORTED_56000baseKR4_Full, |
| 639 | ADVERTISED_56000baseKR4_Full, |
| 640 | SPEED_56000 |
| 641 | }, |
| 642 | [MLX4_56GBASE_CR4] = { |
| 643 | SUPPORTED_56000baseCR4_Full, |
| 644 | ADVERTISED_56000baseCR4_Full, |
| 645 | SPEED_56000 |
| 646 | }, |
| 647 | [MLX4_56GBASE_SR4] = { |
| 648 | SUPPORTED_56000baseSR4_Full, |
| 649 | ADVERTISED_56000baseSR4_Full, |
| 650 | SPEED_56000 |
| 651 | }, |
| 652 | }; |
| 653 | |
| 654 | static u32 ptys2ethtool_link_modes(u32 eth_proto, enum ethtool_report report) |
| 655 | { |
| 656 | int i; |
| 657 | u32 link_modes = 0; |
| 658 | |
| 659 | for (i = 0; i < MLX4_LINK_MODES_SZ; i++) { |
| 660 | if (eth_proto & MLX4_PROT_MASK(i)) |
| 661 | link_modes |= ptys2ethtool_map[i][report]; |
| 662 | } |
| 663 | return link_modes; |
| 664 | } |
| 665 | |
Saeed Mahameed | d48b3ab | 2014-10-27 11:37:41 +0200 | [diff] [blame] | 666 | static u32 ethtool2ptys_link_modes(u32 link_modes, enum ethtool_report report) |
| 667 | { |
| 668 | int i; |
| 669 | u32 ptys_modes = 0; |
| 670 | |
| 671 | for (i = 0; i < MLX4_LINK_MODES_SZ; i++) { |
| 672 | if (ptys2ethtool_map[i][report] & link_modes) |
| 673 | ptys_modes |= 1 << i; |
| 674 | } |
| 675 | return ptys_modes; |
| 676 | } |
| 677 | |
| 678 | /* Convert actual speed (SPEED_XXX) to ptys link modes */ |
| 679 | static u32 speed2ptys_link_modes(u32 speed) |
| 680 | { |
| 681 | int i; |
| 682 | u32 ptys_modes = 0; |
| 683 | |
| 684 | for (i = 0; i < MLX4_LINK_MODES_SZ; i++) { |
| 685 | if (ptys2ethtool_map[i][SPEED] == speed) |
| 686 | ptys_modes |= 1 << i; |
| 687 | } |
| 688 | return ptys_modes; |
| 689 | } |
| 690 | |
Saeed Mahameed | 2c76267 | 2014-10-27 11:37:40 +0200 | [diff] [blame] | 691 | static int ethtool_get_ptys_settings(struct net_device *dev, |
| 692 | struct ethtool_cmd *cmd) |
| 693 | { |
| 694 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 695 | struct mlx4_ptys_reg ptys_reg; |
| 696 | u32 eth_proto; |
| 697 | int ret; |
| 698 | |
| 699 | memset(&ptys_reg, 0, sizeof(ptys_reg)); |
| 700 | ptys_reg.local_port = priv->port; |
| 701 | ptys_reg.proto_mask = MLX4_PTYS_EN; |
| 702 | ret = mlx4_ACCESS_PTYS_REG(priv->mdev->dev, |
| 703 | MLX4_ACCESS_REG_QUERY, &ptys_reg); |
| 704 | if (ret) { |
| 705 | en_warn(priv, "Failed to run mlx4_ACCESS_PTYS_REG status(%x)", |
| 706 | ret); |
| 707 | return ret; |
| 708 | } |
| 709 | en_dbg(DRV, priv, "ptys_reg.proto_mask %x\n", |
| 710 | ptys_reg.proto_mask); |
| 711 | en_dbg(DRV, priv, "ptys_reg.eth_proto_cap %x\n", |
| 712 | be32_to_cpu(ptys_reg.eth_proto_cap)); |
| 713 | en_dbg(DRV, priv, "ptys_reg.eth_proto_admin %x\n", |
| 714 | be32_to_cpu(ptys_reg.eth_proto_admin)); |
| 715 | en_dbg(DRV, priv, "ptys_reg.eth_proto_oper %x\n", |
| 716 | be32_to_cpu(ptys_reg.eth_proto_oper)); |
| 717 | en_dbg(DRV, priv, "ptys_reg.eth_proto_lp_adv %x\n", |
| 718 | be32_to_cpu(ptys_reg.eth_proto_lp_adv)); |
| 719 | |
| 720 | cmd->supported = 0; |
| 721 | cmd->advertising = 0; |
| 722 | |
| 723 | cmd->supported |= ptys_get_supported_port(&ptys_reg); |
| 724 | |
| 725 | eth_proto = be32_to_cpu(ptys_reg.eth_proto_cap); |
| 726 | cmd->supported |= ptys2ethtool_link_modes(eth_proto, SUPPORTED); |
| 727 | |
| 728 | eth_proto = be32_to_cpu(ptys_reg.eth_proto_admin); |
| 729 | cmd->advertising |= ptys2ethtool_link_modes(eth_proto, ADVERTISED); |
| 730 | |
| 731 | cmd->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; |
| 732 | cmd->advertising |= (priv->prof->tx_pause) ? ADVERTISED_Pause : 0; |
| 733 | |
| 734 | cmd->advertising |= (priv->prof->tx_pause ^ priv->prof->rx_pause) ? |
| 735 | ADVERTISED_Asym_Pause : 0; |
| 736 | |
| 737 | cmd->port = ptys_get_active_port(&ptys_reg); |
| 738 | cmd->transceiver = (SUPPORTED_TP & cmd->supported) ? |
| 739 | XCVR_EXTERNAL : XCVR_INTERNAL; |
| 740 | |
| 741 | if (mlx4_en_autoneg_get(dev)) { |
| 742 | cmd->supported |= SUPPORTED_Autoneg; |
| 743 | cmd->advertising |= ADVERTISED_Autoneg; |
| 744 | } |
| 745 | |
| 746 | cmd->autoneg = (priv->port_state.flags & MLX4_EN_PORT_ANC) ? |
| 747 | AUTONEG_ENABLE : AUTONEG_DISABLE; |
| 748 | |
| 749 | eth_proto = be32_to_cpu(ptys_reg.eth_proto_lp_adv); |
| 750 | cmd->lp_advertising = ptys2ethtool_link_modes(eth_proto, ADVERTISED); |
| 751 | |
| 752 | cmd->lp_advertising |= (priv->port_state.flags & MLX4_EN_PORT_ANC) ? |
| 753 | ADVERTISED_Autoneg : 0; |
| 754 | |
| 755 | cmd->phy_address = 0; |
| 756 | cmd->mdio_support = 0; |
| 757 | cmd->maxtxpkt = 0; |
| 758 | cmd->maxrxpkt = 0; |
| 759 | cmd->eth_tp_mdix = ETH_TP_MDI_INVALID; |
| 760 | cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; |
| 761 | |
| 762 | return ret; |
| 763 | } |
| 764 | |
| 765 | static void ethtool_get_default_settings(struct net_device *dev, |
| 766 | struct ethtool_cmd *cmd) |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 767 | { |
Yevgeny Petrilin | 7699517 | 2010-08-24 03:46:23 +0000 | [diff] [blame] | 768 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 769 | int trans_type; |
| 770 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 771 | cmd->autoneg = AUTONEG_DISABLE; |
| 772 | cmd->supported = SUPPORTED_10000baseT_Full; |
Yevgeny Petrilin | 7699517 | 2010-08-24 03:46:23 +0000 | [diff] [blame] | 773 | cmd->advertising = ADVERTISED_10000baseT_Full; |
Saeed Mahameed | 2c76267 | 2014-10-27 11:37:40 +0200 | [diff] [blame] | 774 | trans_type = priv->port_state.transceiver; |
Yevgeny Petrilin | 7699517 | 2010-08-24 03:46:23 +0000 | [diff] [blame] | 775 | |
| 776 | if (trans_type > 0 && trans_type <= 0xC) { |
| 777 | cmd->port = PORT_FIBRE; |
| 778 | cmd->transceiver = XCVR_EXTERNAL; |
| 779 | cmd->supported |= SUPPORTED_FIBRE; |
| 780 | cmd->advertising |= ADVERTISED_FIBRE; |
| 781 | } else if (trans_type == 0x80 || trans_type == 0) { |
| 782 | cmd->port = PORT_TP; |
| 783 | cmd->transceiver = XCVR_INTERNAL; |
| 784 | cmd->supported |= SUPPORTED_TP; |
| 785 | cmd->advertising |= ADVERTISED_TP; |
| 786 | } else { |
| 787 | cmd->port = -1; |
| 788 | cmd->transceiver = -1; |
| 789 | } |
Saeed Mahameed | 2c76267 | 2014-10-27 11:37:40 +0200 | [diff] [blame] | 790 | } |
| 791 | |
| 792 | static int mlx4_en_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 793 | { |
| 794 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 795 | int ret = -EINVAL; |
| 796 | |
| 797 | if (mlx4_en_QUERY_PORT(priv->mdev, priv->port)) |
| 798 | return -ENOMEM; |
| 799 | |
| 800 | en_dbg(DRV, priv, "query port state.flags ANC(%x) ANE(%x)\n", |
| 801 | priv->port_state.flags & MLX4_EN_PORT_ANC, |
| 802 | priv->port_state.flags & MLX4_EN_PORT_ANE); |
| 803 | |
| 804 | if (priv->mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETH_PROT_CTRL) |
| 805 | ret = ethtool_get_ptys_settings(dev, cmd); |
| 806 | if (ret) /* ETH PROT CRTL is not supported or PTYS CMD failed */ |
| 807 | ethtool_get_default_settings(dev, cmd); |
| 808 | |
| 809 | if (netif_carrier_ok(dev)) { |
| 810 | ethtool_cmd_speed_set(cmd, priv->port_state.link_speed); |
| 811 | cmd->duplex = DUPLEX_FULL; |
| 812 | } else { |
| 813 | ethtool_cmd_speed_set(cmd, SPEED_UNKNOWN); |
| 814 | cmd->duplex = DUPLEX_UNKNOWN; |
| 815 | } |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 816 | return 0; |
| 817 | } |
| 818 | |
Saeed Mahameed | d48b3ab | 2014-10-27 11:37:41 +0200 | [diff] [blame] | 819 | /* Calculate PTYS admin according ethtool speed (SPEED_XXX) */ |
| 820 | static __be32 speed_set_ptys_admin(struct mlx4_en_priv *priv, u32 speed, |
| 821 | __be32 proto_cap) |
| 822 | { |
| 823 | __be32 proto_admin = 0; |
| 824 | |
| 825 | if (!speed) { /* Speed = 0 ==> Reset Link modes */ |
| 826 | proto_admin = proto_cap; |
| 827 | en_info(priv, "Speed was set to 0, Reset advertised Link Modes to default (%x)\n", |
| 828 | be32_to_cpu(proto_cap)); |
| 829 | } else { |
| 830 | u32 ptys_link_modes = speed2ptys_link_modes(speed); |
| 831 | |
| 832 | proto_admin = cpu_to_be32(ptys_link_modes) & proto_cap; |
| 833 | en_info(priv, "Setting Speed to %d\n", speed); |
| 834 | } |
| 835 | return proto_admin; |
| 836 | } |
| 837 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 838 | static int mlx4_en_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) |
| 839 | { |
Saeed Mahameed | d48b3ab | 2014-10-27 11:37:41 +0200 | [diff] [blame] | 840 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 841 | struct mlx4_ptys_reg ptys_reg; |
| 842 | __be32 proto_admin; |
| 843 | int ret; |
| 844 | |
| 845 | u32 ptys_adv = ethtool2ptys_link_modes(cmd->advertising, ADVERTISED); |
| 846 | int speed = ethtool_cmd_speed(cmd); |
| 847 | |
| 848 | en_dbg(DRV, priv, "Set Speed=%d adv=0x%x autoneg=%d duplex=%d\n", |
| 849 | speed, cmd->advertising, cmd->autoneg, cmd->duplex); |
| 850 | |
| 851 | if (!(priv->mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETH_PROT_CTRL) || |
Saeed Mahameed | 312df74 | 2014-11-20 14:19:44 +0200 | [diff] [blame] | 852 | (cmd->duplex == DUPLEX_HALF)) |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 853 | return -EINVAL; |
| 854 | |
Saeed Mahameed | d48b3ab | 2014-10-27 11:37:41 +0200 | [diff] [blame] | 855 | memset(&ptys_reg, 0, sizeof(ptys_reg)); |
| 856 | ptys_reg.local_port = priv->port; |
| 857 | ptys_reg.proto_mask = MLX4_PTYS_EN; |
| 858 | ret = mlx4_ACCESS_PTYS_REG(priv->mdev->dev, |
| 859 | MLX4_ACCESS_REG_QUERY, &ptys_reg); |
| 860 | if (ret) { |
| 861 | en_warn(priv, "Failed to QUERY mlx4_ACCESS_PTYS_REG status(%x)\n", |
| 862 | ret); |
| 863 | return 0; |
| 864 | } |
| 865 | |
Saeed Mahameed | 5a228c0 | 2015-01-27 15:58:06 +0200 | [diff] [blame] | 866 | proto_admin = cmd->autoneg == AUTONEG_ENABLE ? |
| 867 | cpu_to_be32(ptys_adv) : |
| 868 | speed_set_ptys_admin(priv, speed, |
| 869 | ptys_reg.eth_proto_cap); |
Saeed Mahameed | d48b3ab | 2014-10-27 11:37:41 +0200 | [diff] [blame] | 870 | |
| 871 | proto_admin &= ptys_reg.eth_proto_cap; |
Saeed Mahameed | d48b3ab | 2014-10-27 11:37:41 +0200 | [diff] [blame] | 872 | if (!proto_admin) { |
| 873 | en_warn(priv, "Not supported link mode(s) requested, check supported link modes.\n"); |
| 874 | return -EINVAL; /* nothing to change due to bad input */ |
| 875 | } |
| 876 | |
Saeed Mahameed | 5a228c0 | 2015-01-27 15:58:06 +0200 | [diff] [blame] | 877 | if (proto_admin == ptys_reg.eth_proto_admin) |
| 878 | return 0; /* Nothing to change */ |
| 879 | |
Saeed Mahameed | d48b3ab | 2014-10-27 11:37:41 +0200 | [diff] [blame] | 880 | en_dbg(DRV, priv, "mlx4_ACCESS_PTYS_REG SET: ptys_reg.eth_proto_admin = 0x%x\n", |
| 881 | be32_to_cpu(proto_admin)); |
| 882 | |
| 883 | ptys_reg.eth_proto_admin = proto_admin; |
| 884 | ret = mlx4_ACCESS_PTYS_REG(priv->mdev->dev, MLX4_ACCESS_REG_WRITE, |
| 885 | &ptys_reg); |
| 886 | if (ret) { |
| 887 | en_warn(priv, "Failed to write mlx4_ACCESS_PTYS_REG eth_proto_admin(0x%x) status(0x%x)", |
| 888 | be32_to_cpu(ptys_reg.eth_proto_admin), ret); |
| 889 | return ret; |
| 890 | } |
| 891 | |
Saeed Mahameed | d48b3ab | 2014-10-27 11:37:41 +0200 | [diff] [blame] | 892 | mutex_lock(&priv->mdev->state_lock); |
| 893 | if (priv->port_up) { |
Saeed Mahameed | 5a228c0 | 2015-01-27 15:58:06 +0200 | [diff] [blame] | 894 | en_warn(priv, "Port link mode changed, restarting port...\n"); |
Saeed Mahameed | d48b3ab | 2014-10-27 11:37:41 +0200 | [diff] [blame] | 895 | mlx4_en_stop_port(dev, 1); |
| 896 | if (mlx4_en_start_port(dev)) |
| 897 | en_err(priv, "Failed restarting port %d\n", priv->port); |
| 898 | } |
| 899 | mutex_unlock(&priv->mdev->state_lock); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 900 | return 0; |
| 901 | } |
| 902 | |
| 903 | static int mlx4_en_get_coalesce(struct net_device *dev, |
| 904 | struct ethtool_coalesce *coal) |
| 905 | { |
| 906 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 907 | |
Yevgeny Petrilin | a19a848 | 2012-04-23 02:18:33 +0000 | [diff] [blame] | 908 | coal->tx_coalesce_usecs = priv->tx_usecs; |
| 909 | coal->tx_max_coalesced_frames = priv->tx_frames; |
Amir Vadai | fbc6daf | 2014-07-08 11:28:12 +0300 | [diff] [blame] | 910 | coal->tx_max_coalesced_frames_irq = priv->tx_work_limit; |
| 911 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 912 | coal->rx_coalesce_usecs = priv->rx_usecs; |
| 913 | coal->rx_max_coalesced_frames = priv->rx_frames; |
| 914 | |
| 915 | coal->pkt_rate_low = priv->pkt_rate_low; |
| 916 | coal->rx_coalesce_usecs_low = priv->rx_usecs_low; |
| 917 | coal->pkt_rate_high = priv->pkt_rate_high; |
| 918 | coal->rx_coalesce_usecs_high = priv->rx_usecs_high; |
| 919 | coal->rate_sample_interval = priv->sample_interval; |
| 920 | coal->use_adaptive_rx_coalesce = priv->adaptive_rx_coal; |
Amir Vadai | fbc6daf | 2014-07-08 11:28:12 +0300 | [diff] [blame] | 921 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 922 | return 0; |
| 923 | } |
| 924 | |
| 925 | static int mlx4_en_set_coalesce(struct net_device *dev, |
| 926 | struct ethtool_coalesce *coal) |
| 927 | { |
| 928 | struct mlx4_en_priv *priv = netdev_priv(dev); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 929 | |
Amir Vadai | fbc6daf | 2014-07-08 11:28:12 +0300 | [diff] [blame] | 930 | if (!coal->tx_max_coalesced_frames_irq) |
| 931 | return -EINVAL; |
| 932 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 933 | priv->rx_frames = (coal->rx_max_coalesced_frames == |
| 934 | MLX4_EN_AUTO_CONF) ? |
Yevgeny Petrilin | 3db36fb | 2009-06-01 23:23:13 +0000 | [diff] [blame] | 935 | MLX4_EN_RX_COAL_TARGET : |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 936 | coal->rx_max_coalesced_frames; |
| 937 | priv->rx_usecs = (coal->rx_coalesce_usecs == |
| 938 | MLX4_EN_AUTO_CONF) ? |
| 939 | MLX4_EN_RX_COAL_TIME : |
| 940 | coal->rx_coalesce_usecs; |
| 941 | |
Yevgeny Petrilin | a19a848 | 2012-04-23 02:18:33 +0000 | [diff] [blame] | 942 | /* Setting TX coalescing parameters */ |
| 943 | if (coal->tx_coalesce_usecs != priv->tx_usecs || |
| 944 | coal->tx_max_coalesced_frames != priv->tx_frames) { |
| 945 | priv->tx_usecs = coal->tx_coalesce_usecs; |
| 946 | priv->tx_frames = coal->tx_max_coalesced_frames; |
Yevgeny Petrilin | a19a848 | 2012-04-23 02:18:33 +0000 | [diff] [blame] | 947 | } |
| 948 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 949 | /* Set adaptive coalescing params */ |
| 950 | priv->pkt_rate_low = coal->pkt_rate_low; |
| 951 | priv->rx_usecs_low = coal->rx_coalesce_usecs_low; |
| 952 | priv->pkt_rate_high = coal->pkt_rate_high; |
| 953 | priv->rx_usecs_high = coal->rx_coalesce_usecs_high; |
| 954 | priv->sample_interval = coal->rate_sample_interval; |
| 955 | priv->adaptive_rx_coal = coal->use_adaptive_rx_coalesce; |
Amir Vadai | fbc6daf | 2014-07-08 11:28:12 +0300 | [diff] [blame] | 956 | priv->tx_work_limit = coal->tx_max_coalesced_frames_irq; |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 957 | |
Amir Vadai | 79c54b6 | 2012-12-02 03:49:22 +0000 | [diff] [blame] | 958 | return mlx4_en_moderation_update(priv); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 959 | } |
| 960 | |
| 961 | static int mlx4_en_set_pauseparam(struct net_device *dev, |
| 962 | struct ethtool_pauseparam *pause) |
| 963 | { |
| 964 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 965 | struct mlx4_en_dev *mdev = priv->mdev; |
| 966 | int err; |
| 967 | |
Ivan Vecera | 278d436 | 2014-09-08 18:46:53 +0200 | [diff] [blame] | 968 | if (pause->autoneg) |
| 969 | return -EINVAL; |
| 970 | |
Yevgeny Petrilin | d53b93f | 2008-11-05 04:48:36 +0000 | [diff] [blame] | 971 | priv->prof->tx_pause = pause->tx_pause != 0; |
| 972 | priv->prof->rx_pause = pause->rx_pause != 0; |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 973 | err = mlx4_SET_PORT_general(mdev->dev, priv->port, |
| 974 | priv->rx_skb_size + ETH_FCS_LEN, |
Yevgeny Petrilin | d53b93f | 2008-11-05 04:48:36 +0000 | [diff] [blame] | 975 | priv->prof->tx_pause, |
| 976 | priv->prof->tx_ppp, |
| 977 | priv->prof->rx_pause, |
| 978 | priv->prof->rx_ppp); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 979 | if (err) |
Yevgeny Petrilin | 453a608 | 2009-06-01 20:27:13 +0000 | [diff] [blame] | 980 | en_err(priv, "Failed setting pause params\n"); |
Matan Barak | 0b13156 | 2015-03-30 17:45:25 +0300 | [diff] [blame^] | 981 | else |
| 982 | mlx4_en_update_pfc_stats_bitmap(mdev->dev, &priv->stats_bitmap, |
| 983 | priv->prof->rx_ppp, |
| 984 | priv->prof->rx_pause, |
| 985 | priv->prof->tx_ppp, |
| 986 | priv->prof->tx_pause); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 987 | |
| 988 | return err; |
| 989 | } |
| 990 | |
| 991 | static void mlx4_en_get_pauseparam(struct net_device *dev, |
| 992 | struct ethtool_pauseparam *pause) |
| 993 | { |
| 994 | struct mlx4_en_priv *priv = netdev_priv(dev); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 995 | |
Yevgeny Petrilin | d53b93f | 2008-11-05 04:48:36 +0000 | [diff] [blame] | 996 | pause->tx_pause = priv->prof->tx_pause; |
| 997 | pause->rx_pause = priv->prof->rx_pause; |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 998 | } |
| 999 | |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1000 | static int mlx4_en_set_ringparam(struct net_device *dev, |
| 1001 | struct ethtool_ringparam *param) |
| 1002 | { |
| 1003 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1004 | struct mlx4_en_dev *mdev = priv->mdev; |
| 1005 | u32 rx_size, tx_size; |
| 1006 | int port_up = 0; |
| 1007 | int err = 0; |
| 1008 | |
| 1009 | if (param->rx_jumbo_pending || param->rx_mini_pending) |
| 1010 | return -EINVAL; |
| 1011 | |
| 1012 | rx_size = roundup_pow_of_two(param->rx_pending); |
| 1013 | rx_size = max_t(u32, rx_size, MLX4_EN_MIN_RX_SIZE); |
Yevgeny Petrilin | bd531e3 | 2009-01-08 10:57:37 -0800 | [diff] [blame] | 1014 | rx_size = min_t(u32, rx_size, MLX4_EN_MAX_RX_SIZE); |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1015 | tx_size = roundup_pow_of_two(param->tx_pending); |
| 1016 | tx_size = max_t(u32, tx_size, MLX4_EN_MIN_TX_SIZE); |
Yevgeny Petrilin | bd531e3 | 2009-01-08 10:57:37 -0800 | [diff] [blame] | 1017 | tx_size = min_t(u32, tx_size, MLX4_EN_MAX_TX_SIZE); |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1018 | |
Eugenia Emantayev | 41d942d | 2013-11-07 12:19:52 +0200 | [diff] [blame] | 1019 | if (rx_size == (priv->port_up ? priv->rx_ring[0]->actual_size : |
| 1020 | priv->rx_ring[0]->size) && |
| 1021 | tx_size == priv->tx_ring[0]->size) |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1022 | return 0; |
| 1023 | |
| 1024 | mutex_lock(&mdev->state_lock); |
| 1025 | if (priv->port_up) { |
| 1026 | port_up = 1; |
Amir Vadai | 3484aac | 2013-01-30 23:07:11 +0000 | [diff] [blame] | 1027 | mlx4_en_stop_port(dev, 1); |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1028 | } |
| 1029 | |
Alexander Guller | fe0af03 | 2011-10-09 05:26:46 +0000 | [diff] [blame] | 1030 | mlx4_en_free_resources(priv); |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1031 | |
| 1032 | priv->prof->tx_ring_size = tx_size; |
| 1033 | priv->prof->rx_ring_size = rx_size; |
| 1034 | |
| 1035 | err = mlx4_en_alloc_resources(priv); |
| 1036 | if (err) { |
Yevgeny Petrilin | 453a608 | 2009-06-01 20:27:13 +0000 | [diff] [blame] | 1037 | en_err(priv, "Failed reallocating port resources\n"); |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1038 | goto out; |
| 1039 | } |
| 1040 | if (port_up) { |
| 1041 | err = mlx4_en_start_port(dev); |
| 1042 | if (err) |
Yevgeny Petrilin | 453a608 | 2009-06-01 20:27:13 +0000 | [diff] [blame] | 1043 | en_err(priv, "Failed starting port\n"); |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1044 | } |
| 1045 | |
Amir Vadai | 79c54b6 | 2012-12-02 03:49:22 +0000 | [diff] [blame] | 1046 | err = mlx4_en_moderation_update(priv); |
Alexander Guller | 6b4d8d9 | 2011-10-09 05:38:23 +0000 | [diff] [blame] | 1047 | |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1048 | out: |
| 1049 | mutex_unlock(&mdev->state_lock); |
| 1050 | return err; |
| 1051 | } |
| 1052 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1053 | static void mlx4_en_get_ringparam(struct net_device *dev, |
| 1054 | struct ethtool_ringparam *param) |
| 1055 | { |
| 1056 | struct mlx4_en_priv *priv = netdev_priv(dev); |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1057 | |
| 1058 | memset(param, 0, sizeof(*param)); |
Yevgeny Petrilin | bd531e3 | 2009-01-08 10:57:37 -0800 | [diff] [blame] | 1059 | param->rx_max_pending = MLX4_EN_MAX_RX_SIZE; |
| 1060 | param->tx_max_pending = MLX4_EN_MAX_TX_SIZE; |
Yevgeny Petrilin | bc081ce | 2010-08-24 03:46:34 +0000 | [diff] [blame] | 1061 | param->rx_pending = priv->port_up ? |
Eugenia Emantayev | 41d942d | 2013-11-07 12:19:52 +0200 | [diff] [blame] | 1062 | priv->rx_ring[0]->actual_size : priv->rx_ring[0]->size; |
| 1063 | param->tx_pending = priv->tx_ring[0]->size; |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1064 | } |
| 1065 | |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1066 | static u32 mlx4_en_get_rxfh_indir_size(struct net_device *dev) |
| 1067 | { |
| 1068 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1069 | |
| 1070 | return priv->rx_ring_num; |
| 1071 | } |
| 1072 | |
Eric Dumazet | b9d1ab7 | 2014-11-16 06:23:16 -0800 | [diff] [blame] | 1073 | static u32 mlx4_en_get_rxfh_key_size(struct net_device *netdev) |
| 1074 | { |
| 1075 | return MLX4_EN_RSS_KEY_SIZE; |
| 1076 | } |
| 1077 | |
Eyal Perry | 947cbb0 | 2014-12-02 18:12:11 +0200 | [diff] [blame] | 1078 | static int mlx4_en_check_rxfh_func(struct net_device *dev, u8 hfunc) |
| 1079 | { |
| 1080 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1081 | |
| 1082 | /* check if requested function is supported by the device */ |
| 1083 | if ((hfunc == ETH_RSS_HASH_TOP && |
| 1084 | !(priv->mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RSS_TOP)) || |
| 1085 | (hfunc == ETH_RSS_HASH_XOR && |
| 1086 | !(priv->mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RSS_XOR))) |
| 1087 | return -EINVAL; |
| 1088 | |
| 1089 | priv->rss_hash_fn = hfunc; |
| 1090 | if (hfunc == ETH_RSS_HASH_TOP && !(dev->features & NETIF_F_RXHASH)) |
| 1091 | en_warn(priv, |
| 1092 | "Toeplitz hash function should be used in conjunction with RX hashing for optimal performance\n"); |
| 1093 | if (hfunc == ETH_RSS_HASH_XOR && (dev->features & NETIF_F_RXHASH)) |
| 1094 | en_warn(priv, |
| 1095 | "Enabling both XOR Hash function and RX Hashing can limit RPS functionality\n"); |
| 1096 | return 0; |
| 1097 | } |
| 1098 | |
Eyal Perry | 892311f | 2014-12-02 18:12:10 +0200 | [diff] [blame] | 1099 | static int mlx4_en_get_rxfh(struct net_device *dev, u32 *ring_index, u8 *key, |
| 1100 | u8 *hfunc) |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1101 | { |
| 1102 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1103 | struct mlx4_en_rss_map *rss_map = &priv->rss_map; |
| 1104 | int rss_rings; |
| 1105 | size_t n = priv->rx_ring_num; |
| 1106 | int err = 0; |
| 1107 | |
| 1108 | rss_rings = priv->prof->rss_rings ?: priv->rx_ring_num; |
Amir Vadai | d5ec899 | 2014-10-27 11:37:47 +0200 | [diff] [blame] | 1109 | rss_rings = 1 << ilog2(rss_rings); |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1110 | |
| 1111 | while (n--) { |
Eyal Perry | 892311f | 2014-12-02 18:12:10 +0200 | [diff] [blame] | 1112 | if (!ring_index) |
| 1113 | break; |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1114 | ring_index[n] = rss_map->qps[n % rss_rings].qpn - |
| 1115 | rss_map->base_qpn; |
| 1116 | } |
Eric Dumazet | b9d1ab7 | 2014-11-16 06:23:16 -0800 | [diff] [blame] | 1117 | if (key) |
Eric Dumazet | bd635c3 | 2014-11-22 17:24:19 -0800 | [diff] [blame] | 1118 | memcpy(key, priv->rss_key, MLX4_EN_RSS_KEY_SIZE); |
Eyal Perry | 892311f | 2014-12-02 18:12:10 +0200 | [diff] [blame] | 1119 | if (hfunc) |
Eyal Perry | 947cbb0 | 2014-12-02 18:12:11 +0200 | [diff] [blame] | 1120 | *hfunc = priv->rss_hash_fn; |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1121 | return err; |
| 1122 | } |
| 1123 | |
Ben Hutchings | fe62d00 | 2014-05-15 01:25:27 +0100 | [diff] [blame] | 1124 | static int mlx4_en_set_rxfh(struct net_device *dev, const u32 *ring_index, |
Eyal Perry | 892311f | 2014-12-02 18:12:10 +0200 | [diff] [blame] | 1125 | const u8 *key, const u8 hfunc) |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1126 | { |
| 1127 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1128 | struct mlx4_en_dev *mdev = priv->mdev; |
| 1129 | int port_up = 0; |
| 1130 | int err = 0; |
| 1131 | int i; |
| 1132 | int rss_rings = 0; |
| 1133 | |
| 1134 | /* Calculate RSS table size and make sure flows are spread evenly |
| 1135 | * between rings |
| 1136 | */ |
| 1137 | for (i = 0; i < priv->rx_ring_num; i++) { |
Eric Dumazet | bd635c3 | 2014-11-22 17:24:19 -0800 | [diff] [blame] | 1138 | if (!ring_index) |
| 1139 | continue; |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1140 | if (i > 0 && !ring_index[i] && !rss_rings) |
| 1141 | rss_rings = i; |
| 1142 | |
| 1143 | if (ring_index[i] != (i % (rss_rings ?: priv->rx_ring_num))) |
| 1144 | return -EINVAL; |
| 1145 | } |
| 1146 | |
| 1147 | if (!rss_rings) |
| 1148 | rss_rings = priv->rx_ring_num; |
| 1149 | |
| 1150 | /* RSS table size must be an order of 2 */ |
| 1151 | if (!is_power_of_2(rss_rings)) |
| 1152 | return -EINVAL; |
| 1153 | |
Eyal Perry | 947cbb0 | 2014-12-02 18:12:11 +0200 | [diff] [blame] | 1154 | if (hfunc != ETH_RSS_HASH_NO_CHANGE) { |
| 1155 | err = mlx4_en_check_rxfh_func(dev, hfunc); |
| 1156 | if (err) |
| 1157 | return err; |
| 1158 | } |
| 1159 | |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1160 | mutex_lock(&mdev->state_lock); |
| 1161 | if (priv->port_up) { |
| 1162 | port_up = 1; |
Amir Vadai | 3484aac | 2013-01-30 23:07:11 +0000 | [diff] [blame] | 1163 | mlx4_en_stop_port(dev, 1); |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1164 | } |
| 1165 | |
Eric Dumazet | bd635c3 | 2014-11-22 17:24:19 -0800 | [diff] [blame] | 1166 | if (ring_index) |
| 1167 | priv->prof->rss_rings = rss_rings; |
| 1168 | if (key) |
| 1169 | memcpy(priv->rss_key, key, MLX4_EN_RSS_KEY_SIZE); |
Eyal Perry | 947cbb0 | 2014-12-02 18:12:11 +0200 | [diff] [blame] | 1170 | |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1171 | if (port_up) { |
| 1172 | err = mlx4_en_start_port(dev); |
| 1173 | if (err) |
| 1174 | en_err(priv, "Failed starting port\n"); |
| 1175 | } |
| 1176 | |
| 1177 | mutex_unlock(&mdev->state_lock); |
| 1178 | return err; |
| 1179 | } |
| 1180 | |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1181 | #define all_zeros_or_all_ones(field) \ |
| 1182 | ((field) == 0 || (field) == (__force typeof(field))-1) |
| 1183 | |
| 1184 | static int mlx4_en_validate_flow(struct net_device *dev, |
| 1185 | struct ethtool_rxnfc *cmd) |
| 1186 | { |
| 1187 | struct ethtool_usrip4_spec *l3_mask; |
| 1188 | struct ethtool_tcpip4_spec *l4_mask; |
| 1189 | struct ethhdr *eth_mask; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1190 | |
| 1191 | if (cmd->fs.location >= MAX_NUM_OF_FS_RULES) |
| 1192 | return -EINVAL; |
| 1193 | |
Yan Burman | 520dfe3 | 2012-12-12 02:13:19 +0000 | [diff] [blame] | 1194 | if (cmd->fs.flow_type & FLOW_MAC_EXT) { |
| 1195 | /* dest mac mask must be ff:ff:ff:ff:ff:ff */ |
| 1196 | if (!is_broadcast_ether_addr(cmd->fs.m_ext.h_dest)) |
| 1197 | return -EINVAL; |
| 1198 | } |
| 1199 | |
| 1200 | switch (cmd->fs.flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) { |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1201 | case TCP_V4_FLOW: |
| 1202 | case UDP_V4_FLOW: |
| 1203 | if (cmd->fs.m_u.tcp_ip4_spec.tos) |
| 1204 | return -EINVAL; |
| 1205 | l4_mask = &cmd->fs.m_u.tcp_ip4_spec; |
| 1206 | /* don't allow mask which isn't all 0 or 1 */ |
| 1207 | if (!all_zeros_or_all_ones(l4_mask->ip4src) || |
| 1208 | !all_zeros_or_all_ones(l4_mask->ip4dst) || |
| 1209 | !all_zeros_or_all_ones(l4_mask->psrc) || |
| 1210 | !all_zeros_or_all_ones(l4_mask->pdst)) |
| 1211 | return -EINVAL; |
| 1212 | break; |
| 1213 | case IP_USER_FLOW: |
| 1214 | l3_mask = &cmd->fs.m_u.usr_ip4_spec; |
| 1215 | if (l3_mask->l4_4_bytes || l3_mask->tos || l3_mask->proto || |
| 1216 | cmd->fs.h_u.usr_ip4_spec.ip_ver != ETH_RX_NFC_IP4 || |
| 1217 | (!l3_mask->ip4src && !l3_mask->ip4dst) || |
| 1218 | !all_zeros_or_all_ones(l3_mask->ip4src) || |
| 1219 | !all_zeros_or_all_ones(l3_mask->ip4dst)) |
| 1220 | return -EINVAL; |
| 1221 | break; |
| 1222 | case ETHER_FLOW: |
| 1223 | eth_mask = &cmd->fs.m_u.ether_spec; |
| 1224 | /* source mac mask must not be set */ |
Yan Burman | c402b94 | 2012-12-12 02:13:18 +0000 | [diff] [blame] | 1225 | if (!is_zero_ether_addr(eth_mask->h_source)) |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1226 | return -EINVAL; |
| 1227 | |
| 1228 | /* dest mac mask must be ff:ff:ff:ff:ff:ff */ |
Yan Burman | c402b94 | 2012-12-12 02:13:18 +0000 | [diff] [blame] | 1229 | if (!is_broadcast_ether_addr(eth_mask->h_dest)) |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1230 | return -EINVAL; |
| 1231 | |
| 1232 | if (!all_zeros_or_all_ones(eth_mask->h_proto)) |
| 1233 | return -EINVAL; |
| 1234 | break; |
| 1235 | default: |
| 1236 | return -EINVAL; |
| 1237 | } |
| 1238 | |
| 1239 | if ((cmd->fs.flow_type & FLOW_EXT)) { |
| 1240 | if (cmd->fs.m_ext.vlan_etype || |
Hadar Hen Zion | 8258bd2 | 2013-01-30 23:07:06 +0000 | [diff] [blame] | 1241 | !((cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK)) == |
| 1242 | 0 || |
| 1243 | (cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK)) == |
| 1244 | cpu_to_be16(VLAN_VID_MASK))) |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1245 | return -EINVAL; |
Hadar Hen Zion | 8258bd2 | 2013-01-30 23:07:06 +0000 | [diff] [blame] | 1246 | |
Hadar Hen Zion | 69d7126 | 2013-01-30 23:07:05 +0000 | [diff] [blame] | 1247 | if (cmd->fs.m_ext.vlan_tci) { |
| 1248 | if (be16_to_cpu(cmd->fs.h_ext.vlan_tci) >= VLAN_N_VID) |
| 1249 | return -EINVAL; |
Hadar Hen Zion | 8258bd2 | 2013-01-30 23:07:06 +0000 | [diff] [blame] | 1250 | |
Hadar Hen Zion | 69d7126 | 2013-01-30 23:07:05 +0000 | [diff] [blame] | 1251 | } |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1252 | } |
| 1253 | |
| 1254 | return 0; |
| 1255 | } |
| 1256 | |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1257 | static int mlx4_en_ethtool_add_mac_rule(struct ethtool_rxnfc *cmd, |
| 1258 | struct list_head *rule_list_h, |
| 1259 | struct mlx4_spec_list *spec_l2, |
| 1260 | unsigned char *mac) |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1261 | { |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1262 | int err = 0; |
| 1263 | __be64 mac_msk = cpu_to_be64(MLX4_MAC_MASK << 16); |
| 1264 | |
| 1265 | spec_l2->id = MLX4_NET_TRANS_RULE_ID_ETH; |
| 1266 | memcpy(spec_l2->eth.dst_mac_msk, &mac_msk, ETH_ALEN); |
| 1267 | memcpy(spec_l2->eth.dst_mac, mac, ETH_ALEN); |
| 1268 | |
Hadar Hen Zion | 8258bd2 | 2013-01-30 23:07:06 +0000 | [diff] [blame] | 1269 | if ((cmd->fs.flow_type & FLOW_EXT) && |
| 1270 | (cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK))) { |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1271 | spec_l2->eth.vlan_id = cmd->fs.h_ext.vlan_tci; |
Hadar Hen Zion | 8258bd2 | 2013-01-30 23:07:06 +0000 | [diff] [blame] | 1272 | spec_l2->eth.vlan_id_msk = cpu_to_be16(VLAN_VID_MASK); |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1273 | } |
| 1274 | |
| 1275 | list_add_tail(&spec_l2->list, rule_list_h); |
| 1276 | |
| 1277 | return err; |
| 1278 | } |
| 1279 | |
| 1280 | static int mlx4_en_ethtool_add_mac_rule_by_ipv4(struct mlx4_en_priv *priv, |
| 1281 | struct ethtool_rxnfc *cmd, |
| 1282 | struct list_head *rule_list_h, |
| 1283 | struct mlx4_spec_list *spec_l2, |
| 1284 | __be32 ipv4_dst) |
| 1285 | { |
Hadar Hen Zion | f9d9686 | 2013-02-04 03:01:21 +0000 | [diff] [blame] | 1286 | #ifdef CONFIG_INET |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1287 | unsigned char mac[ETH_ALEN]; |
| 1288 | |
| 1289 | if (!ipv4_is_multicast(ipv4_dst)) { |
Yan Burman | 6bbb6d9 | 2013-02-07 02:25:20 +0000 | [diff] [blame] | 1290 | if (cmd->fs.flow_type & FLOW_MAC_EXT) |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1291 | memcpy(&mac, cmd->fs.h_ext.h_dest, ETH_ALEN); |
Yan Burman | 6bbb6d9 | 2013-02-07 02:25:20 +0000 | [diff] [blame] | 1292 | else |
| 1293 | memcpy(&mac, priv->dev->dev_addr, ETH_ALEN); |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1294 | } else { |
| 1295 | ip_eth_mc_map(ipv4_dst, mac); |
| 1296 | } |
| 1297 | |
| 1298 | return mlx4_en_ethtool_add_mac_rule(cmd, rule_list_h, spec_l2, &mac[0]); |
Hadar Hen Zion | f9d9686 | 2013-02-04 03:01:21 +0000 | [diff] [blame] | 1299 | #else |
| 1300 | return -EINVAL; |
| 1301 | #endif |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1302 | } |
| 1303 | |
| 1304 | static int add_ip_rule(struct mlx4_en_priv *priv, |
| 1305 | struct ethtool_rxnfc *cmd, |
| 1306 | struct list_head *list_h) |
| 1307 | { |
Hadar Hen Zion | 377d973 | 2013-02-04 03:01:20 +0000 | [diff] [blame] | 1308 | int err; |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1309 | struct mlx4_spec_list *spec_l2 = NULL; |
| 1310 | struct mlx4_spec_list *spec_l3 = NULL; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1311 | struct ethtool_usrip4_spec *l3_mask = &cmd->fs.m_u.usr_ip4_spec; |
| 1312 | |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1313 | spec_l3 = kzalloc(sizeof(*spec_l3), GFP_KERNEL); |
| 1314 | spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL); |
| 1315 | if (!spec_l2 || !spec_l3) { |
Hadar Hen Zion | 377d973 | 2013-02-04 03:01:20 +0000 | [diff] [blame] | 1316 | err = -ENOMEM; |
| 1317 | goto free_spec; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1318 | } |
| 1319 | |
Hadar Hen Zion | 377d973 | 2013-02-04 03:01:20 +0000 | [diff] [blame] | 1320 | err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, spec_l2, |
| 1321 | cmd->fs.h_u. |
| 1322 | usr_ip4_spec.ip4dst); |
| 1323 | if (err) |
| 1324 | goto free_spec; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1325 | spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4; |
| 1326 | spec_l3->ipv4.src_ip = cmd->fs.h_u.usr_ip4_spec.ip4src; |
| 1327 | if (l3_mask->ip4src) |
| 1328 | spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK; |
| 1329 | spec_l3->ipv4.dst_ip = cmd->fs.h_u.usr_ip4_spec.ip4dst; |
| 1330 | if (l3_mask->ip4dst) |
| 1331 | spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK; |
| 1332 | list_add_tail(&spec_l3->list, list_h); |
| 1333 | |
| 1334 | return 0; |
Hadar Hen Zion | 377d973 | 2013-02-04 03:01:20 +0000 | [diff] [blame] | 1335 | |
| 1336 | free_spec: |
| 1337 | kfree(spec_l2); |
| 1338 | kfree(spec_l3); |
| 1339 | return err; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1340 | } |
| 1341 | |
| 1342 | static int add_tcp_udp_rule(struct mlx4_en_priv *priv, |
| 1343 | struct ethtool_rxnfc *cmd, |
| 1344 | struct list_head *list_h, int proto) |
| 1345 | { |
Hadar Hen Zion | 377d973 | 2013-02-04 03:01:20 +0000 | [diff] [blame] | 1346 | int err; |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1347 | struct mlx4_spec_list *spec_l2 = NULL; |
| 1348 | struct mlx4_spec_list *spec_l3 = NULL; |
| 1349 | struct mlx4_spec_list *spec_l4 = NULL; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1350 | struct ethtool_tcpip4_spec *l4_mask = &cmd->fs.m_u.tcp_ip4_spec; |
| 1351 | |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1352 | spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL); |
| 1353 | spec_l3 = kzalloc(sizeof(*spec_l3), GFP_KERNEL); |
| 1354 | spec_l4 = kzalloc(sizeof(*spec_l4), GFP_KERNEL); |
| 1355 | if (!spec_l2 || !spec_l3 || !spec_l4) { |
Hadar Hen Zion | 377d973 | 2013-02-04 03:01:20 +0000 | [diff] [blame] | 1356 | err = -ENOMEM; |
| 1357 | goto free_spec; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1358 | } |
| 1359 | |
| 1360 | spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4; |
| 1361 | |
| 1362 | if (proto == TCP_V4_FLOW) { |
Hadar Hen Zion | 377d973 | 2013-02-04 03:01:20 +0000 | [diff] [blame] | 1363 | err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, |
| 1364 | spec_l2, |
| 1365 | cmd->fs.h_u. |
| 1366 | tcp_ip4_spec.ip4dst); |
| 1367 | if (err) |
| 1368 | goto free_spec; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1369 | spec_l4->id = MLX4_NET_TRANS_RULE_ID_TCP; |
| 1370 | spec_l3->ipv4.src_ip = cmd->fs.h_u.tcp_ip4_spec.ip4src; |
| 1371 | spec_l3->ipv4.dst_ip = cmd->fs.h_u.tcp_ip4_spec.ip4dst; |
| 1372 | spec_l4->tcp_udp.src_port = cmd->fs.h_u.tcp_ip4_spec.psrc; |
| 1373 | spec_l4->tcp_udp.dst_port = cmd->fs.h_u.tcp_ip4_spec.pdst; |
| 1374 | } else { |
Hadar Hen Zion | 377d973 | 2013-02-04 03:01:20 +0000 | [diff] [blame] | 1375 | err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, |
| 1376 | spec_l2, |
| 1377 | cmd->fs.h_u. |
| 1378 | udp_ip4_spec.ip4dst); |
| 1379 | if (err) |
| 1380 | goto free_spec; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1381 | spec_l4->id = MLX4_NET_TRANS_RULE_ID_UDP; |
| 1382 | spec_l3->ipv4.src_ip = cmd->fs.h_u.udp_ip4_spec.ip4src; |
| 1383 | spec_l3->ipv4.dst_ip = cmd->fs.h_u.udp_ip4_spec.ip4dst; |
| 1384 | spec_l4->tcp_udp.src_port = cmd->fs.h_u.udp_ip4_spec.psrc; |
| 1385 | spec_l4->tcp_udp.dst_port = cmd->fs.h_u.udp_ip4_spec.pdst; |
| 1386 | } |
| 1387 | |
| 1388 | if (l4_mask->ip4src) |
| 1389 | spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK; |
| 1390 | if (l4_mask->ip4dst) |
| 1391 | spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK; |
| 1392 | |
| 1393 | if (l4_mask->psrc) |
| 1394 | spec_l4->tcp_udp.src_port_msk = EN_ETHTOOL_SHORT_MASK; |
| 1395 | if (l4_mask->pdst) |
| 1396 | spec_l4->tcp_udp.dst_port_msk = EN_ETHTOOL_SHORT_MASK; |
| 1397 | |
| 1398 | list_add_tail(&spec_l3->list, list_h); |
| 1399 | list_add_tail(&spec_l4->list, list_h); |
| 1400 | |
| 1401 | return 0; |
Hadar Hen Zion | 377d973 | 2013-02-04 03:01:20 +0000 | [diff] [blame] | 1402 | |
| 1403 | free_spec: |
| 1404 | kfree(spec_l2); |
| 1405 | kfree(spec_l3); |
| 1406 | kfree(spec_l4); |
| 1407 | return err; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1408 | } |
| 1409 | |
| 1410 | static int mlx4_en_ethtool_to_net_trans_rule(struct net_device *dev, |
| 1411 | struct ethtool_rxnfc *cmd, |
| 1412 | struct list_head *rule_list_h) |
| 1413 | { |
| 1414 | int err; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1415 | struct ethhdr *eth_spec; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1416 | struct mlx4_spec_list *spec_l2; |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1417 | struct mlx4_en_priv *priv = netdev_priv(dev); |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1418 | |
| 1419 | err = mlx4_en_validate_flow(dev, cmd); |
| 1420 | if (err) |
| 1421 | return err; |
| 1422 | |
Yan Burman | 520dfe3 | 2012-12-12 02:13:19 +0000 | [diff] [blame] | 1423 | switch (cmd->fs.flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) { |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1424 | case ETHER_FLOW: |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1425 | spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL); |
| 1426 | if (!spec_l2) |
| 1427 | return -ENOMEM; |
| 1428 | |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1429 | eth_spec = &cmd->fs.h_u.ether_spec; |
Hadar Hen Zion | f90a367 | 2013-01-30 23:07:04 +0000 | [diff] [blame] | 1430 | mlx4_en_ethtool_add_mac_rule(cmd, rule_list_h, spec_l2, |
| 1431 | ð_spec->h_dest[0]); |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1432 | spec_l2->eth.ether_type = eth_spec->h_proto; |
| 1433 | if (eth_spec->h_proto) |
| 1434 | spec_l2->eth.ether_type_enable = 1; |
| 1435 | break; |
| 1436 | case IP_USER_FLOW: |
| 1437 | err = add_ip_rule(priv, cmd, rule_list_h); |
| 1438 | break; |
| 1439 | case TCP_V4_FLOW: |
| 1440 | err = add_tcp_udp_rule(priv, cmd, rule_list_h, TCP_V4_FLOW); |
| 1441 | break; |
| 1442 | case UDP_V4_FLOW: |
| 1443 | err = add_tcp_udp_rule(priv, cmd, rule_list_h, UDP_V4_FLOW); |
| 1444 | break; |
| 1445 | } |
| 1446 | |
| 1447 | return err; |
| 1448 | } |
| 1449 | |
| 1450 | static int mlx4_en_flow_replace(struct net_device *dev, |
| 1451 | struct ethtool_rxnfc *cmd) |
| 1452 | { |
| 1453 | int err; |
| 1454 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1455 | struct ethtool_flow_id *loc_rule; |
| 1456 | struct mlx4_spec_list *spec, *tmp_spec; |
| 1457 | u32 qpn; |
| 1458 | u64 reg_id; |
| 1459 | |
| 1460 | struct mlx4_net_trans_rule rule = { |
| 1461 | .queue_mode = MLX4_NET_TRANS_Q_FIFO, |
| 1462 | .exclusive = 0, |
| 1463 | .allow_loopback = 1, |
Hadar Hen Zion | f916253 | 2013-04-24 13:58:45 +0000 | [diff] [blame] | 1464 | .promisc_mode = MLX4_FS_REGULAR, |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1465 | }; |
| 1466 | |
| 1467 | rule.port = priv->port; |
| 1468 | rule.priority = MLX4_DOMAIN_ETHTOOL | cmd->fs.location; |
| 1469 | INIT_LIST_HEAD(&rule.list); |
| 1470 | |
| 1471 | /* Allow direct QP attaches if the EN_ETHTOOL_QP_ATTACH flag is set */ |
| 1472 | if (cmd->fs.ring_cookie == RX_CLS_FLOW_DISC) |
Hadar Hen Zion | cabdc8ee | 2012-07-05 04:03:50 +0000 | [diff] [blame] | 1473 | qpn = priv->drop_qp.qpn; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1474 | else if (cmd->fs.ring_cookie & EN_ETHTOOL_QP_ATTACH) { |
| 1475 | qpn = cmd->fs.ring_cookie & (EN_ETHTOOL_QP_ATTACH - 1); |
| 1476 | } else { |
| 1477 | if (cmd->fs.ring_cookie >= priv->rx_ring_num) { |
Joe Perches | 1a91de2 | 2014-05-07 12:52:57 -0700 | [diff] [blame] | 1478 | en_warn(priv, "rxnfc: RX ring (%llu) doesn't exist\n", |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1479 | cmd->fs.ring_cookie); |
| 1480 | return -EINVAL; |
| 1481 | } |
| 1482 | qpn = priv->rss_map.qps[cmd->fs.ring_cookie].qpn; |
| 1483 | if (!qpn) { |
Joe Perches | 1a91de2 | 2014-05-07 12:52:57 -0700 | [diff] [blame] | 1484 | en_warn(priv, "rxnfc: RX ring (%llu) is inactive\n", |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1485 | cmd->fs.ring_cookie); |
| 1486 | return -EINVAL; |
| 1487 | } |
| 1488 | } |
| 1489 | rule.qpn = qpn; |
| 1490 | err = mlx4_en_ethtool_to_net_trans_rule(dev, cmd, &rule.list); |
| 1491 | if (err) |
| 1492 | goto out_free_list; |
| 1493 | |
| 1494 | loc_rule = &priv->ethtool_rules[cmd->fs.location]; |
| 1495 | if (loc_rule->id) { |
| 1496 | err = mlx4_flow_detach(priv->mdev->dev, loc_rule->id); |
| 1497 | if (err) { |
| 1498 | en_err(priv, "Fail to detach network rule at location %d. registration id = %llx\n", |
| 1499 | cmd->fs.location, loc_rule->id); |
| 1500 | goto out_free_list; |
| 1501 | } |
| 1502 | loc_rule->id = 0; |
| 1503 | memset(&loc_rule->flow_spec, 0, |
| 1504 | sizeof(struct ethtool_rx_flow_spec)); |
Hadar Hen Zion | 0d256c0 | 2013-01-30 23:07:08 +0000 | [diff] [blame] | 1505 | list_del(&loc_rule->list); |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1506 | } |
| 1507 | err = mlx4_flow_attach(priv->mdev->dev, &rule, ®_id); |
| 1508 | if (err) { |
Joe Perches | 1a91de2 | 2014-05-07 12:52:57 -0700 | [diff] [blame] | 1509 | en_err(priv, "Fail to attach network rule at location %d\n", |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1510 | cmd->fs.location); |
| 1511 | goto out_free_list; |
| 1512 | } |
| 1513 | loc_rule->id = reg_id; |
| 1514 | memcpy(&loc_rule->flow_spec, &cmd->fs, |
| 1515 | sizeof(struct ethtool_rx_flow_spec)); |
Hadar Hen Zion | 0d256c0 | 2013-01-30 23:07:08 +0000 | [diff] [blame] | 1516 | list_add_tail(&loc_rule->list, &priv->ethtool_list); |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1517 | |
| 1518 | out_free_list: |
| 1519 | list_for_each_entry_safe(spec, tmp_spec, &rule.list, list) { |
| 1520 | list_del(&spec->list); |
| 1521 | kfree(spec); |
| 1522 | } |
| 1523 | return err; |
| 1524 | } |
| 1525 | |
| 1526 | static int mlx4_en_flow_detach(struct net_device *dev, |
| 1527 | struct ethtool_rxnfc *cmd) |
| 1528 | { |
| 1529 | int err = 0; |
| 1530 | struct ethtool_flow_id *rule; |
| 1531 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1532 | |
| 1533 | if (cmd->fs.location >= MAX_NUM_OF_FS_RULES) |
| 1534 | return -EINVAL; |
| 1535 | |
| 1536 | rule = &priv->ethtool_rules[cmd->fs.location]; |
| 1537 | if (!rule->id) { |
| 1538 | err = -ENOENT; |
| 1539 | goto out; |
| 1540 | } |
| 1541 | |
| 1542 | err = mlx4_flow_detach(priv->mdev->dev, rule->id); |
| 1543 | if (err) { |
| 1544 | en_err(priv, "Fail to detach network rule at location %d. registration id = 0x%llx\n", |
| 1545 | cmd->fs.location, rule->id); |
| 1546 | goto out; |
| 1547 | } |
| 1548 | rule->id = 0; |
| 1549 | memset(&rule->flow_spec, 0, sizeof(struct ethtool_rx_flow_spec)); |
Hadar Hen Zion | 0d256c0 | 2013-01-30 23:07:08 +0000 | [diff] [blame] | 1550 | list_del(&rule->list); |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1551 | out: |
| 1552 | return err; |
| 1553 | |
| 1554 | } |
| 1555 | |
| 1556 | static int mlx4_en_get_flow(struct net_device *dev, struct ethtool_rxnfc *cmd, |
| 1557 | int loc) |
| 1558 | { |
| 1559 | int err = 0; |
| 1560 | struct ethtool_flow_id *rule; |
| 1561 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1562 | |
| 1563 | if (loc < 0 || loc >= MAX_NUM_OF_FS_RULES) |
| 1564 | return -EINVAL; |
| 1565 | |
| 1566 | rule = &priv->ethtool_rules[loc]; |
| 1567 | if (rule->id) |
| 1568 | memcpy(&cmd->fs, &rule->flow_spec, |
| 1569 | sizeof(struct ethtool_rx_flow_spec)); |
| 1570 | else |
| 1571 | err = -ENOENT; |
| 1572 | |
| 1573 | return err; |
| 1574 | } |
| 1575 | |
| 1576 | static int mlx4_en_get_num_flows(struct mlx4_en_priv *priv) |
| 1577 | { |
| 1578 | |
| 1579 | int i, res = 0; |
| 1580 | for (i = 0; i < MAX_NUM_OF_FS_RULES; i++) { |
| 1581 | if (priv->ethtool_rules[i].id) |
| 1582 | res++; |
| 1583 | } |
| 1584 | return res; |
| 1585 | |
| 1586 | } |
| 1587 | |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1588 | static int mlx4_en_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, |
| 1589 | u32 *rule_locs) |
| 1590 | { |
| 1591 | struct mlx4_en_priv *priv = netdev_priv(dev); |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1592 | struct mlx4_en_dev *mdev = priv->mdev; |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1593 | int err = 0; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1594 | int i = 0, priority = 0; |
| 1595 | |
| 1596 | if ((cmd->cmd == ETHTOOL_GRXCLSRLCNT || |
| 1597 | cmd->cmd == ETHTOOL_GRXCLSRULE || |
| 1598 | cmd->cmd == ETHTOOL_GRXCLSRLALL) && |
Hadar Hen Zion | 280fce1 | 2013-01-30 23:07:07 +0000 | [diff] [blame] | 1599 | (mdev->dev->caps.steering_mode != |
| 1600 | MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up)) |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1601 | return -EINVAL; |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1602 | |
| 1603 | switch (cmd->cmd) { |
| 1604 | case ETHTOOL_GRXRINGS: |
| 1605 | cmd->data = priv->rx_ring_num; |
| 1606 | break; |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1607 | case ETHTOOL_GRXCLSRLCNT: |
| 1608 | cmd->rule_cnt = mlx4_en_get_num_flows(priv); |
| 1609 | break; |
| 1610 | case ETHTOOL_GRXCLSRULE: |
| 1611 | err = mlx4_en_get_flow(dev, cmd, cmd->fs.location); |
| 1612 | break; |
| 1613 | case ETHTOOL_GRXCLSRLALL: |
| 1614 | while ((!err || err == -ENOENT) && priority < cmd->rule_cnt) { |
| 1615 | err = mlx4_en_get_flow(dev, cmd, i); |
| 1616 | if (!err) |
| 1617 | rule_locs[priority++] = i; |
| 1618 | i++; |
| 1619 | } |
| 1620 | err = 0; |
| 1621 | break; |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1622 | default: |
| 1623 | err = -EOPNOTSUPP; |
| 1624 | break; |
| 1625 | } |
| 1626 | |
| 1627 | return err; |
| 1628 | } |
| 1629 | |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1630 | static int mlx4_en_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) |
| 1631 | { |
| 1632 | int err = 0; |
| 1633 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1634 | struct mlx4_en_dev *mdev = priv->mdev; |
| 1635 | |
Hadar Hen Zion | 280fce1 | 2013-01-30 23:07:07 +0000 | [diff] [blame] | 1636 | if (mdev->dev->caps.steering_mode != |
| 1637 | MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up) |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1638 | return -EINVAL; |
| 1639 | |
| 1640 | switch (cmd->cmd) { |
| 1641 | case ETHTOOL_SRXCLSRLINS: |
| 1642 | err = mlx4_en_flow_replace(dev, cmd); |
| 1643 | break; |
| 1644 | case ETHTOOL_SRXCLSRLDEL: |
| 1645 | err = mlx4_en_flow_detach(dev, cmd); |
| 1646 | break; |
| 1647 | default: |
| 1648 | en_warn(priv, "Unsupported ethtool command. (%d)\n", cmd->cmd); |
| 1649 | return -EINVAL; |
| 1650 | } |
| 1651 | |
| 1652 | return err; |
| 1653 | } |
| 1654 | |
Amir Vadai | d317966 | 2012-12-02 03:49:23 +0000 | [diff] [blame] | 1655 | static void mlx4_en_get_channels(struct net_device *dev, |
| 1656 | struct ethtool_channels *channel) |
| 1657 | { |
| 1658 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1659 | |
| 1660 | memset(channel, 0, sizeof(*channel)); |
| 1661 | |
| 1662 | channel->max_rx = MAX_RX_RINGS; |
| 1663 | channel->max_tx = MLX4_EN_MAX_TX_RING_P_UP; |
| 1664 | |
| 1665 | channel->rx_count = priv->rx_ring_num; |
| 1666 | channel->tx_count = priv->tx_ring_num / MLX4_EN_NUM_UP; |
| 1667 | } |
| 1668 | |
| 1669 | static int mlx4_en_set_channels(struct net_device *dev, |
| 1670 | struct ethtool_channels *channel) |
| 1671 | { |
| 1672 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1673 | struct mlx4_en_dev *mdev = priv->mdev; |
Christian Engelmayer | da26a62 | 2014-05-17 23:52:03 +0200 | [diff] [blame] | 1674 | int port_up = 0; |
Amir Vadai | d317966 | 2012-12-02 03:49:23 +0000 | [diff] [blame] | 1675 | int err = 0; |
| 1676 | |
| 1677 | if (channel->other_count || channel->combined_count || |
| 1678 | channel->tx_count > MLX4_EN_MAX_TX_RING_P_UP || |
| 1679 | channel->rx_count > MAX_RX_RINGS || |
| 1680 | !channel->tx_count || !channel->rx_count) |
| 1681 | return -EINVAL; |
| 1682 | |
| 1683 | mutex_lock(&mdev->state_lock); |
| 1684 | if (priv->port_up) { |
| 1685 | port_up = 1; |
Amir Vadai | 3484aac | 2013-01-30 23:07:11 +0000 | [diff] [blame] | 1686 | mlx4_en_stop_port(dev, 1); |
Amir Vadai | d317966 | 2012-12-02 03:49:23 +0000 | [diff] [blame] | 1687 | } |
| 1688 | |
| 1689 | mlx4_en_free_resources(priv); |
| 1690 | |
| 1691 | priv->num_tx_rings_p_up = channel->tx_count; |
| 1692 | priv->tx_ring_num = channel->tx_count * MLX4_EN_NUM_UP; |
| 1693 | priv->rx_ring_num = channel->rx_count; |
| 1694 | |
| 1695 | err = mlx4_en_alloc_resources(priv); |
| 1696 | if (err) { |
| 1697 | en_err(priv, "Failed reallocating port resources\n"); |
| 1698 | goto out; |
| 1699 | } |
| 1700 | |
| 1701 | netif_set_real_num_tx_queues(dev, priv->tx_ring_num); |
| 1702 | netif_set_real_num_rx_queues(dev, priv->rx_ring_num); |
| 1703 | |
Ido Shamay | f5b6345 | 2014-05-14 12:15:11 +0300 | [diff] [blame] | 1704 | if (dev->num_tc) |
| 1705 | mlx4_en_setup_tc(dev, MLX4_EN_NUM_UP); |
Amir Vadai | d317966 | 2012-12-02 03:49:23 +0000 | [diff] [blame] | 1706 | |
| 1707 | en_warn(priv, "Using %d TX rings\n", priv->tx_ring_num); |
| 1708 | en_warn(priv, "Using %d RX rings\n", priv->rx_ring_num); |
| 1709 | |
| 1710 | if (port_up) { |
| 1711 | err = mlx4_en_start_port(dev); |
| 1712 | if (err) |
| 1713 | en_err(priv, "Failed starting port\n"); |
| 1714 | } |
| 1715 | |
| 1716 | err = mlx4_en_moderation_update(priv); |
| 1717 | |
| 1718 | out: |
| 1719 | mutex_unlock(&mdev->state_lock); |
| 1720 | return err; |
| 1721 | } |
| 1722 | |
Amir Vadai | ec693d4 | 2013-04-23 06:06:49 +0000 | [diff] [blame] | 1723 | static int mlx4_en_get_ts_info(struct net_device *dev, |
| 1724 | struct ethtool_ts_info *info) |
| 1725 | { |
| 1726 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1727 | struct mlx4_en_dev *mdev = priv->mdev; |
| 1728 | int ret; |
| 1729 | |
| 1730 | ret = ethtool_op_get_ts_info(dev, info); |
| 1731 | if (ret) |
| 1732 | return ret; |
| 1733 | |
| 1734 | if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_TS) { |
| 1735 | info->so_timestamping |= |
| 1736 | SOF_TIMESTAMPING_TX_HARDWARE | |
| 1737 | SOF_TIMESTAMPING_RX_HARDWARE | |
| 1738 | SOF_TIMESTAMPING_RAW_HARDWARE; |
| 1739 | |
| 1740 | info->tx_types = |
| 1741 | (1 << HWTSTAMP_TX_OFF) | |
| 1742 | (1 << HWTSTAMP_TX_ON); |
| 1743 | |
| 1744 | info->rx_filters = |
| 1745 | (1 << HWTSTAMP_FILTER_NONE) | |
| 1746 | (1 << HWTSTAMP_FILTER_ALL); |
Shawn Bohrer | ad7d4ea | 2013-12-31 11:39:39 -0600 | [diff] [blame] | 1747 | |
| 1748 | if (mdev->ptp_clock) |
| 1749 | info->phc_index = ptp_clock_index(mdev->ptp_clock); |
Amir Vadai | ec693d4 | 2013-04-23 06:06:49 +0000 | [diff] [blame] | 1750 | } |
| 1751 | |
| 1752 | return ret; |
| 1753 | } |
| 1754 | |
Fengguang Wu | 3f6148e | 2014-07-24 09:11:46 +0300 | [diff] [blame] | 1755 | static int mlx4_en_set_priv_flags(struct net_device *dev, u32 flags) |
Amir Vadai | 0fef9d0 | 2014-07-22 15:44:10 +0300 | [diff] [blame] | 1756 | { |
| 1757 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1758 | bool bf_enabled_new = !!(flags & MLX4_EN_PRIV_FLAGS_BLUEFLAME); |
| 1759 | bool bf_enabled_old = !!(priv->pflags & MLX4_EN_PRIV_FLAGS_BLUEFLAME); |
| 1760 | int i; |
| 1761 | |
| 1762 | if (bf_enabled_new == bf_enabled_old) |
| 1763 | return 0; /* Nothing to do */ |
| 1764 | |
| 1765 | if (bf_enabled_new) { |
| 1766 | bool bf_supported = true; |
| 1767 | |
| 1768 | for (i = 0; i < priv->tx_ring_num; i++) |
| 1769 | bf_supported &= priv->tx_ring[i]->bf_alloced; |
| 1770 | |
| 1771 | if (!bf_supported) { |
| 1772 | en_err(priv, "BlueFlame is not supported\n"); |
| 1773 | return -EINVAL; |
| 1774 | } |
| 1775 | |
| 1776 | priv->pflags |= MLX4_EN_PRIV_FLAGS_BLUEFLAME; |
| 1777 | } else { |
| 1778 | priv->pflags &= ~MLX4_EN_PRIV_FLAGS_BLUEFLAME; |
| 1779 | } |
| 1780 | |
| 1781 | for (i = 0; i < priv->tx_ring_num; i++) |
| 1782 | priv->tx_ring[i]->bf_enabled = bf_enabled_new; |
| 1783 | |
| 1784 | en_info(priv, "BlueFlame %s\n", |
| 1785 | bf_enabled_new ? "Enabled" : "Disabled"); |
| 1786 | |
| 1787 | return 0; |
| 1788 | } |
| 1789 | |
Fengguang Wu | 3f6148e | 2014-07-24 09:11:46 +0300 | [diff] [blame] | 1790 | static u32 mlx4_en_get_priv_flags(struct net_device *dev) |
Amir Vadai | 0fef9d0 | 2014-07-22 15:44:10 +0300 | [diff] [blame] | 1791 | { |
| 1792 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1793 | |
| 1794 | return priv->pflags; |
| 1795 | } |
| 1796 | |
Eric Dumazet | 1556b87 | 2014-10-05 12:35:22 +0300 | [diff] [blame] | 1797 | static int mlx4_en_get_tunable(struct net_device *dev, |
| 1798 | const struct ethtool_tunable *tuna, |
| 1799 | void *data) |
| 1800 | { |
| 1801 | const struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1802 | int ret = 0; |
| 1803 | |
| 1804 | switch (tuna->id) { |
| 1805 | case ETHTOOL_TX_COPYBREAK: |
| 1806 | *(u32 *)data = priv->prof->inline_thold; |
| 1807 | break; |
| 1808 | default: |
| 1809 | ret = -EINVAL; |
| 1810 | break; |
| 1811 | } |
| 1812 | |
| 1813 | return ret; |
| 1814 | } |
| 1815 | |
| 1816 | static int mlx4_en_set_tunable(struct net_device *dev, |
| 1817 | const struct ethtool_tunable *tuna, |
| 1818 | const void *data) |
| 1819 | { |
| 1820 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1821 | int val, ret = 0; |
| 1822 | |
| 1823 | switch (tuna->id) { |
| 1824 | case ETHTOOL_TX_COPYBREAK: |
| 1825 | val = *(u32 *)data; |
| 1826 | if (val < MIN_PKT_LEN || val > MAX_INLINE) |
| 1827 | ret = -EINVAL; |
| 1828 | else |
| 1829 | priv->prof->inline_thold = val; |
| 1830 | break; |
| 1831 | default: |
| 1832 | ret = -EINVAL; |
| 1833 | break; |
| 1834 | } |
| 1835 | |
| 1836 | return ret; |
| 1837 | } |
| 1838 | |
Saeed Mahameed | 7202da8 | 2014-10-27 11:37:36 +0200 | [diff] [blame] | 1839 | static int mlx4_en_get_module_info(struct net_device *dev, |
| 1840 | struct ethtool_modinfo *modinfo) |
| 1841 | { |
| 1842 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1843 | struct mlx4_en_dev *mdev = priv->mdev; |
| 1844 | int ret; |
| 1845 | u8 data[4]; |
| 1846 | |
| 1847 | /* Read first 2 bytes to get Module & REV ID */ |
| 1848 | ret = mlx4_get_module_info(mdev->dev, priv->port, |
| 1849 | 0/*offset*/, 2/*size*/, data); |
| 1850 | if (ret < 2) |
| 1851 | return -EIO; |
| 1852 | |
| 1853 | switch (data[0] /* identifier */) { |
| 1854 | case MLX4_MODULE_ID_QSFP: |
| 1855 | modinfo->type = ETH_MODULE_SFF_8436; |
| 1856 | modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; |
| 1857 | break; |
| 1858 | case MLX4_MODULE_ID_QSFP_PLUS: |
| 1859 | if (data[1] >= 0x3) { /* revision id */ |
| 1860 | modinfo->type = ETH_MODULE_SFF_8636; |
| 1861 | modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN; |
| 1862 | } else { |
| 1863 | modinfo->type = ETH_MODULE_SFF_8436; |
| 1864 | modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; |
| 1865 | } |
| 1866 | break; |
| 1867 | case MLX4_MODULE_ID_QSFP28: |
| 1868 | modinfo->type = ETH_MODULE_SFF_8636; |
| 1869 | modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN; |
| 1870 | break; |
| 1871 | case MLX4_MODULE_ID_SFP: |
| 1872 | modinfo->type = ETH_MODULE_SFF_8472; |
| 1873 | modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; |
| 1874 | break; |
| 1875 | default: |
| 1876 | return -ENOSYS; |
| 1877 | } |
| 1878 | |
| 1879 | return 0; |
| 1880 | } |
| 1881 | |
| 1882 | static int mlx4_en_get_module_eeprom(struct net_device *dev, |
| 1883 | struct ethtool_eeprom *ee, |
| 1884 | u8 *data) |
| 1885 | { |
| 1886 | struct mlx4_en_priv *priv = netdev_priv(dev); |
| 1887 | struct mlx4_en_dev *mdev = priv->mdev; |
| 1888 | int offset = ee->offset; |
| 1889 | int i = 0, ret; |
| 1890 | |
| 1891 | if (ee->len == 0) |
| 1892 | return -EINVAL; |
| 1893 | |
| 1894 | memset(data, 0, ee->len); |
| 1895 | |
| 1896 | while (i < ee->len) { |
| 1897 | en_dbg(DRV, priv, |
| 1898 | "mlx4_get_module_info i(%d) offset(%d) len(%d)\n", |
| 1899 | i, offset, ee->len - i); |
| 1900 | |
| 1901 | ret = mlx4_get_module_info(mdev->dev, priv->port, |
| 1902 | offset, ee->len - i, data + i); |
| 1903 | |
| 1904 | if (!ret) /* Done reading */ |
| 1905 | return 0; |
| 1906 | |
| 1907 | if (ret < 0) { |
| 1908 | en_err(priv, |
| 1909 | "mlx4_get_module_info i(%d) offset(%d) bytes_to_read(%d) - FAILED (0x%x)\n", |
| 1910 | i, offset, ee->len - i, ret); |
| 1911 | return 0; |
| 1912 | } |
| 1913 | |
| 1914 | i += ret; |
| 1915 | offset += ret; |
| 1916 | } |
| 1917 | return 0; |
| 1918 | } |
Amir Vadai | 0fef9d0 | 2014-07-22 15:44:10 +0300 | [diff] [blame] | 1919 | |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1920 | const struct ethtool_ops mlx4_en_ethtool_ops = { |
| 1921 | .get_drvinfo = mlx4_en_get_drvinfo, |
| 1922 | .get_settings = mlx4_en_get_settings, |
| 1923 | .set_settings = mlx4_en_set_settings, |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1924 | .get_link = ethtool_op_get_link, |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1925 | .get_strings = mlx4_en_get_strings, |
| 1926 | .get_sset_count = mlx4_en_get_sset_count, |
| 1927 | .get_ethtool_stats = mlx4_en_get_ethtool_stats, |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 1928 | .self_test = mlx4_en_self_test, |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1929 | .get_wol = mlx4_en_get_wol, |
Yevgeny Petrilin | 14c07b1 | 2011-03-22 22:37:59 +0000 | [diff] [blame] | 1930 | .set_wol = mlx4_en_set_wol, |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1931 | .get_msglevel = mlx4_en_get_msglevel, |
| 1932 | .set_msglevel = mlx4_en_set_msglevel, |
| 1933 | .get_coalesce = mlx4_en_get_coalesce, |
| 1934 | .set_coalesce = mlx4_en_set_coalesce, |
| 1935 | .get_pauseparam = mlx4_en_get_pauseparam, |
| 1936 | .set_pauseparam = mlx4_en_set_pauseparam, |
| 1937 | .get_ringparam = mlx4_en_get_ringparam, |
Yevgeny Petrilin | 18cc42a | 2008-12-29 18:39:20 -0800 | [diff] [blame] | 1938 | .set_ringparam = mlx4_en_set_ringparam, |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1939 | .get_rxnfc = mlx4_en_get_rxnfc, |
Hadar Hen Zion | 8206728 | 2012-07-05 04:03:49 +0000 | [diff] [blame] | 1940 | .set_rxnfc = mlx4_en_set_rxnfc, |
Yevgeny Petrilin | 93d3e36 | 2012-01-17 22:54:55 +0000 | [diff] [blame] | 1941 | .get_rxfh_indir_size = mlx4_en_get_rxfh_indir_size, |
Eric Dumazet | b9d1ab7 | 2014-11-16 06:23:16 -0800 | [diff] [blame] | 1942 | .get_rxfh_key_size = mlx4_en_get_rxfh_key_size, |
Ben Hutchings | fe62d00 | 2014-05-15 01:25:27 +0100 | [diff] [blame] | 1943 | .get_rxfh = mlx4_en_get_rxfh, |
| 1944 | .set_rxfh = mlx4_en_set_rxfh, |
Amir Vadai | d317966 | 2012-12-02 03:49:23 +0000 | [diff] [blame] | 1945 | .get_channels = mlx4_en_get_channels, |
| 1946 | .set_channels = mlx4_en_set_channels, |
Amir Vadai | ec693d4 | 2013-04-23 06:06:49 +0000 | [diff] [blame] | 1947 | .get_ts_info = mlx4_en_get_ts_info, |
Amir Vadai | 0fef9d0 | 2014-07-22 15:44:10 +0300 | [diff] [blame] | 1948 | .set_priv_flags = mlx4_en_set_priv_flags, |
| 1949 | .get_priv_flags = mlx4_en_get_priv_flags, |
Eric Dumazet | 1556b87 | 2014-10-05 12:35:22 +0300 | [diff] [blame] | 1950 | .get_tunable = mlx4_en_get_tunable, |
| 1951 | .set_tunable = mlx4_en_set_tunable, |
Saeed Mahameed | 7202da8 | 2014-10-27 11:37:36 +0200 | [diff] [blame] | 1952 | .get_module_info = mlx4_en_get_module_info, |
| 1953 | .get_module_eeprom = mlx4_en_get_module_eeprom |
Yevgeny Petrilin | c27a02c | 2008-10-22 15:47:49 -0700 | [diff] [blame] | 1954 | }; |
| 1955 | |
| 1956 | |
| 1957 | |
| 1958 | |
| 1959 | |