unknown changes from android-tegra-nv-3.4
[linux-3.10.git] / drivers / net / ethernet / mellanox / mlx4 / en_ethtool.c
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>
37 #include <linux/mlx4/driver.h>
38 #include <linux/in.h>
39 #include <net/ip.h>
40
41 #include "mlx4_en.h"
42 #include "en_port.h"
43
44 #define EN_ETHTOOL_QP_ATTACH (1ull << 63)
45 #define EN_ETHTOOL_SHORT_MASK cpu_to_be16(0xffff)
46 #define EN_ETHTOOL_WORD_MASK  cpu_to_be32(0xffffffff)
47
48 static int mlx4_en_moderation_update(struct mlx4_en_priv *priv)
49 {
50         int i;
51         int err = 0;
52
53         for (i = 0; i < priv->tx_ring_num; i++) {
54                 priv->tx_cq[i].moder_cnt = priv->tx_frames;
55                 priv->tx_cq[i].moder_time = priv->tx_usecs;
56                 err = mlx4_en_set_cq_moder(priv, &priv->tx_cq[i]);
57                 if (err)
58                         return err;
59         }
60
61         if (priv->adaptive_rx_coal)
62                 return 0;
63
64         for (i = 0; i < priv->rx_ring_num; i++) {
65                 priv->rx_cq[i].moder_cnt = priv->rx_frames;
66                 priv->rx_cq[i].moder_time = priv->rx_usecs;
67                 priv->last_moder_time[i] = MLX4_EN_AUTO_CONF;
68                 err = mlx4_en_set_cq_moder(priv, &priv->rx_cq[i]);
69                 if (err)
70                         return err;
71         }
72
73         return err;
74 }
75
76 static void
77 mlx4_en_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
78 {
79         struct mlx4_en_priv *priv = netdev_priv(dev);
80         struct mlx4_en_dev *mdev = priv->mdev;
81
82         strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
83         strlcpy(drvinfo->version, DRV_VERSION " (" DRV_RELDATE ")",
84                 sizeof(drvinfo->version));
85         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
86                 "%d.%d.%d",
87                 (u16) (mdev->dev->caps.fw_ver >> 32),
88                 (u16) ((mdev->dev->caps.fw_ver >> 16) & 0xffff),
89                 (u16) (mdev->dev->caps.fw_ver & 0xffff));
90         strlcpy(drvinfo->bus_info, pci_name(mdev->dev->pdev),
91                 sizeof(drvinfo->bus_info));
92         drvinfo->n_stats = 0;
93         drvinfo->regdump_len = 0;
94         drvinfo->eedump_len = 0;
95 }
96
97 static const char main_strings[][ETH_GSTRING_LEN] = {
98         "rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors",
99         "tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions",
100         "rx_length_errors", "rx_over_errors", "rx_crc_errors",
101         "rx_frame_errors", "rx_fifo_errors", "rx_missed_errors",
102         "tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors",
103         "tx_heartbeat_errors", "tx_window_errors",
104
105         /* port statistics */
106         "tso_packets",
107         "queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_failed",
108         "rx_csum_good", "rx_csum_none", "tx_chksum_offload",
109
110         /* packet statistics */
111         "broadcast", "rx_prio_0", "rx_prio_1", "rx_prio_2", "rx_prio_3",
112         "rx_prio_4", "rx_prio_5", "rx_prio_6", "rx_prio_7", "tx_prio_0",
113         "tx_prio_1", "tx_prio_2", "tx_prio_3", "tx_prio_4", "tx_prio_5",
114         "tx_prio_6", "tx_prio_7",
115 };
116 #define NUM_MAIN_STATS  21
117 #define NUM_ALL_STATS   (NUM_MAIN_STATS + NUM_PORT_STATS + NUM_PKT_STATS + NUM_PERF_STATS)
118
119 static const char mlx4_en_test_names[][ETH_GSTRING_LEN]= {
120         "Interrupt Test",
121         "Link Test",
122         "Speed Test",
123         "Register Test",
124         "Loopback Test",
125 };
126
127 static u32 mlx4_en_get_msglevel(struct net_device *dev)
128 {
129         return ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable;
130 }
131
132 static void mlx4_en_set_msglevel(struct net_device *dev, u32 val)
133 {
134         ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable = val;
135 }
136
137 static void mlx4_en_get_wol(struct net_device *netdev,
138                             struct ethtool_wolinfo *wol)
139 {
140         struct mlx4_en_priv *priv = netdev_priv(netdev);
141         int err = 0;
142         u64 config = 0;
143         u64 mask;
144
145         if ((priv->port < 1) || (priv->port > 2)) {
146                 en_err(priv, "Failed to get WoL information\n");
147                 return;
148         }
149
150         mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 :
151                 MLX4_DEV_CAP_FLAG_WOL_PORT2;
152
153         if (!(priv->mdev->dev->caps.flags & mask)) {
154                 wol->supported = 0;
155                 wol->wolopts = 0;
156                 return;
157         }
158
159         err = mlx4_wol_read(priv->mdev->dev, &config, priv->port);
160         if (err) {
161                 en_err(priv, "Failed to get WoL information\n");
162                 return;
163         }
164
165         if (config & MLX4_EN_WOL_MAGIC)
166                 wol->supported = WAKE_MAGIC;
167         else
168                 wol->supported = 0;
169
170         if (config & MLX4_EN_WOL_ENABLED)
171                 wol->wolopts = WAKE_MAGIC;
172         else
173                 wol->wolopts = 0;
174 }
175
176 static int mlx4_en_set_wol(struct net_device *netdev,
177                             struct ethtool_wolinfo *wol)
178 {
179         struct mlx4_en_priv *priv = netdev_priv(netdev);
180         u64 config = 0;
181         int err = 0;
182         u64 mask;
183
184         if ((priv->port < 1) || (priv->port > 2))
185                 return -EOPNOTSUPP;
186
187         mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 :
188                 MLX4_DEV_CAP_FLAG_WOL_PORT2;
189
190         if (!(priv->mdev->dev->caps.flags & mask))
191                 return -EOPNOTSUPP;
192
193         if (wol->supported & ~WAKE_MAGIC)
194                 return -EINVAL;
195
196         err = mlx4_wol_read(priv->mdev->dev, &config, priv->port);
197         if (err) {
198                 en_err(priv, "Failed to get WoL info, unable to modify\n");
199                 return err;
200         }
201
202         if (wol->wolopts & WAKE_MAGIC) {
203                 config |= MLX4_EN_WOL_DO_MODIFY | MLX4_EN_WOL_ENABLED |
204                                 MLX4_EN_WOL_MAGIC;
205         } else {
206                 config &= ~(MLX4_EN_WOL_ENABLED | MLX4_EN_WOL_MAGIC);
207                 config |= MLX4_EN_WOL_DO_MODIFY;
208         }
209
210         err = mlx4_wol_write(priv->mdev->dev, config, priv->port);
211         if (err)
212                 en_err(priv, "Failed to set WoL information\n");
213
214         return err;
215 }
216
217 static int mlx4_en_get_sset_count(struct net_device *dev, int sset)
218 {
219         struct mlx4_en_priv *priv = netdev_priv(dev);
220         int bit_count = hweight64(priv->stats_bitmap);
221
222         switch (sset) {
223         case ETH_SS_STATS:
224                 return (priv->stats_bitmap ? bit_count : NUM_ALL_STATS) +
225                         (priv->tx_ring_num + priv->rx_ring_num) * 2;
226         case ETH_SS_TEST:
227                 return MLX4_EN_NUM_SELF_TEST - !(priv->mdev->dev->caps.flags
228                                         & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) * 2;
229         default:
230                 return -EOPNOTSUPP;
231         }
232 }
233
234 static void mlx4_en_get_ethtool_stats(struct net_device *dev,
235                 struct ethtool_stats *stats, uint64_t *data)
236 {
237         struct mlx4_en_priv *priv = netdev_priv(dev);
238         int index = 0;
239         int i, j = 0;
240
241         spin_lock_bh(&priv->stats_lock);
242
243         if (!(priv->stats_bitmap)) {
244                 for (i = 0; i < NUM_MAIN_STATS; i++)
245                         data[index++] =
246                                 ((unsigned long *) &priv->stats)[i];
247                 for (i = 0; i < NUM_PORT_STATS; i++)
248                         data[index++] =
249                                 ((unsigned long *) &priv->port_stats)[i];
250                 for (i = 0; i < NUM_PKT_STATS; i++)
251                         data[index++] =
252                                 ((unsigned long *) &priv->pkstats)[i];
253         } else {
254                 for (i = 0; i < NUM_MAIN_STATS; i++) {
255                         if ((priv->stats_bitmap >> j) & 1)
256                                 data[index++] =
257                                 ((unsigned long *) &priv->stats)[i];
258                         j++;
259                 }
260                 for (i = 0; i < NUM_PORT_STATS; i++) {
261                         if ((priv->stats_bitmap >> j) & 1)
262                                 data[index++] =
263                                 ((unsigned long *) &priv->port_stats)[i];
264                         j++;
265                 }
266         }
267         for (i = 0; i < priv->tx_ring_num; i++) {
268                 data[index++] = priv->tx_ring[i].packets;
269                 data[index++] = priv->tx_ring[i].bytes;
270         }
271         for (i = 0; i < priv->rx_ring_num; i++) {
272                 data[index++] = priv->rx_ring[i].packets;
273                 data[index++] = priv->rx_ring[i].bytes;
274         }
275         spin_unlock_bh(&priv->stats_lock);
276
277 }
278
279 static void mlx4_en_self_test(struct net_device *dev,
280                               struct ethtool_test *etest, u64 *buf)
281 {
282         mlx4_en_ex_selftest(dev, &etest->flags, buf);
283 }
284
285 static void mlx4_en_get_strings(struct net_device *dev,
286                                 uint32_t stringset, uint8_t *data)
287 {
288         struct mlx4_en_priv *priv = netdev_priv(dev);
289         int index = 0;
290         int i;
291
292         switch (stringset) {
293         case ETH_SS_TEST:
294                 for (i = 0; i < MLX4_EN_NUM_SELF_TEST - 2; i++)
295                         strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]);
296                 if (priv->mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_UC_LOOPBACK)
297                         for (; i < MLX4_EN_NUM_SELF_TEST; i++)
298                                 strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]);
299                 break;
300
301         case ETH_SS_STATS:
302                 /* Add main counters */
303                 if (!priv->stats_bitmap) {
304                         for (i = 0; i < NUM_MAIN_STATS; i++)
305                                 strcpy(data + (index++) * ETH_GSTRING_LEN,
306                                         main_strings[i]);
307                         for (i = 0; i < NUM_PORT_STATS; i++)
308                                 strcpy(data + (index++) * ETH_GSTRING_LEN,
309                                         main_strings[i +
310                                         NUM_MAIN_STATS]);
311                         for (i = 0; i < NUM_PKT_STATS; i++)
312                                 strcpy(data + (index++) * ETH_GSTRING_LEN,
313                                         main_strings[i +
314                                         NUM_MAIN_STATS +
315                                         NUM_PORT_STATS]);
316                 } else
317                         for (i = 0; i < NUM_MAIN_STATS + NUM_PORT_STATS; i++) {
318                                 if ((priv->stats_bitmap >> i) & 1) {
319                                         strcpy(data +
320                                                (index++) * ETH_GSTRING_LEN,
321                                                main_strings[i]);
322                                 }
323                                 if (!(priv->stats_bitmap >> i))
324                                         break;
325                         }
326                 for (i = 0; i < priv->tx_ring_num; i++) {
327                         sprintf(data + (index++) * ETH_GSTRING_LEN,
328                                 "tx%d_packets", i);
329                         sprintf(data + (index++) * ETH_GSTRING_LEN,
330                                 "tx%d_bytes", i);
331                 }
332                 for (i = 0; i < priv->rx_ring_num; i++) {
333                         sprintf(data + (index++) * ETH_GSTRING_LEN,
334                                 "rx%d_packets", i);
335                         sprintf(data + (index++) * ETH_GSTRING_LEN,
336                                 "rx%d_bytes", i);
337                 }
338                 break;
339         }
340 }
341
342 static int mlx4_en_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
343 {
344         struct mlx4_en_priv *priv = netdev_priv(dev);
345         int trans_type;
346
347         cmd->autoneg = AUTONEG_DISABLE;
348         cmd->supported = SUPPORTED_10000baseT_Full;
349         cmd->advertising = ADVERTISED_10000baseT_Full;
350
351         if (mlx4_en_QUERY_PORT(priv->mdev, priv->port))
352                 return -ENOMEM;
353
354         trans_type = priv->port_state.transciver;
355         if (netif_carrier_ok(dev)) {
356                 ethtool_cmd_speed_set(cmd, priv->port_state.link_speed);
357                 cmd->duplex = DUPLEX_FULL;
358         } else {
359                 ethtool_cmd_speed_set(cmd, -1);
360                 cmd->duplex = -1;
361         }
362
363         if (trans_type > 0 && trans_type <= 0xC) {
364                 cmd->port = PORT_FIBRE;
365                 cmd->transceiver = XCVR_EXTERNAL;
366                 cmd->supported |= SUPPORTED_FIBRE;
367                 cmd->advertising |= ADVERTISED_FIBRE;
368         } else if (trans_type == 0x80 || trans_type == 0) {
369                 cmd->port = PORT_TP;
370                 cmd->transceiver = XCVR_INTERNAL;
371                 cmd->supported |= SUPPORTED_TP;
372                 cmd->advertising |= ADVERTISED_TP;
373         } else  {
374                 cmd->port = -1;
375                 cmd->transceiver = -1;
376         }
377         return 0;
378 }
379
380 static int mlx4_en_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
381 {
382         if ((cmd->autoneg == AUTONEG_ENABLE) ||
383             (ethtool_cmd_speed(cmd) != SPEED_10000) ||
384             (cmd->duplex != DUPLEX_FULL))
385                 return -EINVAL;
386
387         /* Nothing to change */
388         return 0;
389 }
390
391 static int mlx4_en_get_coalesce(struct net_device *dev,
392                               struct ethtool_coalesce *coal)
393 {
394         struct mlx4_en_priv *priv = netdev_priv(dev);
395
396         coal->tx_coalesce_usecs = priv->tx_usecs;
397         coal->tx_max_coalesced_frames = priv->tx_frames;
398         coal->rx_coalesce_usecs = priv->rx_usecs;
399         coal->rx_max_coalesced_frames = priv->rx_frames;
400
401         coal->pkt_rate_low = priv->pkt_rate_low;
402         coal->rx_coalesce_usecs_low = priv->rx_usecs_low;
403         coal->pkt_rate_high = priv->pkt_rate_high;
404         coal->rx_coalesce_usecs_high = priv->rx_usecs_high;
405         coal->rate_sample_interval = priv->sample_interval;
406         coal->use_adaptive_rx_coalesce = priv->adaptive_rx_coal;
407         return 0;
408 }
409
410 static int mlx4_en_set_coalesce(struct net_device *dev,
411                               struct ethtool_coalesce *coal)
412 {
413         struct mlx4_en_priv *priv = netdev_priv(dev);
414
415         priv->rx_frames = (coal->rx_max_coalesced_frames ==
416                            MLX4_EN_AUTO_CONF) ?
417                                 MLX4_EN_RX_COAL_TARGET :
418                                 coal->rx_max_coalesced_frames;
419         priv->rx_usecs = (coal->rx_coalesce_usecs ==
420                           MLX4_EN_AUTO_CONF) ?
421                                 MLX4_EN_RX_COAL_TIME :
422                                 coal->rx_coalesce_usecs;
423
424         /* Setting TX coalescing parameters */
425         if (coal->tx_coalesce_usecs != priv->tx_usecs ||
426             coal->tx_max_coalesced_frames != priv->tx_frames) {
427                 priv->tx_usecs = coal->tx_coalesce_usecs;
428                 priv->tx_frames = coal->tx_max_coalesced_frames;
429         }
430
431         /* Set adaptive coalescing params */
432         priv->pkt_rate_low = coal->pkt_rate_low;
433         priv->rx_usecs_low = coal->rx_coalesce_usecs_low;
434         priv->pkt_rate_high = coal->pkt_rate_high;
435         priv->rx_usecs_high = coal->rx_coalesce_usecs_high;
436         priv->sample_interval = coal->rate_sample_interval;
437         priv->adaptive_rx_coal = coal->use_adaptive_rx_coalesce;
438
439         return mlx4_en_moderation_update(priv);
440 }
441
442 static int mlx4_en_set_pauseparam(struct net_device *dev,
443                                 struct ethtool_pauseparam *pause)
444 {
445         struct mlx4_en_priv *priv = netdev_priv(dev);
446         struct mlx4_en_dev *mdev = priv->mdev;
447         int err;
448
449         priv->prof->tx_pause = pause->tx_pause != 0;
450         priv->prof->rx_pause = pause->rx_pause != 0;
451         err = mlx4_SET_PORT_general(mdev->dev, priv->port,
452                                     priv->rx_skb_size + ETH_FCS_LEN,
453                                     priv->prof->tx_pause,
454                                     priv->prof->tx_ppp,
455                                     priv->prof->rx_pause,
456                                     priv->prof->rx_ppp);
457         if (err)
458                 en_err(priv, "Failed setting pause params\n");
459
460         return err;
461 }
462
463 static void mlx4_en_get_pauseparam(struct net_device *dev,
464                                  struct ethtool_pauseparam *pause)
465 {
466         struct mlx4_en_priv *priv = netdev_priv(dev);
467
468         pause->tx_pause = priv->prof->tx_pause;
469         pause->rx_pause = priv->prof->rx_pause;
470 }
471
472 static int mlx4_en_set_ringparam(struct net_device *dev,
473                                  struct ethtool_ringparam *param)
474 {
475         struct mlx4_en_priv *priv = netdev_priv(dev);
476         struct mlx4_en_dev *mdev = priv->mdev;
477         u32 rx_size, tx_size;
478         int port_up = 0;
479         int err = 0;
480
481         if (param->rx_jumbo_pending || param->rx_mini_pending)
482                 return -EINVAL;
483
484         rx_size = roundup_pow_of_two(param->rx_pending);
485         rx_size = max_t(u32, rx_size, MLX4_EN_MIN_RX_SIZE);
486         rx_size = min_t(u32, rx_size, MLX4_EN_MAX_RX_SIZE);
487         tx_size = roundup_pow_of_two(param->tx_pending);
488         tx_size = max_t(u32, tx_size, MLX4_EN_MIN_TX_SIZE);
489         tx_size = min_t(u32, tx_size, MLX4_EN_MAX_TX_SIZE);
490
491         if (rx_size == (priv->port_up ? priv->rx_ring[0].actual_size :
492                                         priv->rx_ring[0].size) &&
493             tx_size == priv->tx_ring[0].size)
494                 return 0;
495
496         mutex_lock(&mdev->state_lock);
497         if (priv->port_up) {
498                 port_up = 1;
499                 mlx4_en_stop_port(dev, 1);
500         }
501
502         mlx4_en_free_resources(priv);
503
504         priv->prof->tx_ring_size = tx_size;
505         priv->prof->rx_ring_size = rx_size;
506
507         err = mlx4_en_alloc_resources(priv);
508         if (err) {
509                 en_err(priv, "Failed reallocating port resources\n");
510                 goto out;
511         }
512         if (port_up) {
513                 err = mlx4_en_start_port(dev);
514                 if (err)
515                         en_err(priv, "Failed starting port\n");
516         }
517
518         err = mlx4_en_moderation_update(priv);
519
520 out:
521         mutex_unlock(&mdev->state_lock);
522         return err;
523 }
524
525 static void mlx4_en_get_ringparam(struct net_device *dev,
526                                   struct ethtool_ringparam *param)
527 {
528         struct mlx4_en_priv *priv = netdev_priv(dev);
529
530         memset(param, 0, sizeof(*param));
531         param->rx_max_pending = MLX4_EN_MAX_RX_SIZE;
532         param->tx_max_pending = MLX4_EN_MAX_TX_SIZE;
533         param->rx_pending = priv->port_up ?
534                 priv->rx_ring[0].actual_size : priv->rx_ring[0].size;
535         param->tx_pending = priv->tx_ring[0].size;
536 }
537
538 static u32 mlx4_en_get_rxfh_indir_size(struct net_device *dev)
539 {
540         struct mlx4_en_priv *priv = netdev_priv(dev);
541
542         return priv->rx_ring_num;
543 }
544
545 static int mlx4_en_get_rxfh_indir(struct net_device *dev, u32 *ring_index)
546 {
547         struct mlx4_en_priv *priv = netdev_priv(dev);
548         struct mlx4_en_rss_map *rss_map = &priv->rss_map;
549         int rss_rings;
550         size_t n = priv->rx_ring_num;
551         int err = 0;
552
553         rss_rings = priv->prof->rss_rings ?: priv->rx_ring_num;
554
555         while (n--) {
556                 ring_index[n] = rss_map->qps[n % rss_rings].qpn -
557                         rss_map->base_qpn;
558         }
559
560         return err;
561 }
562
563 static int mlx4_en_set_rxfh_indir(struct net_device *dev,
564                 const u32 *ring_index)
565 {
566         struct mlx4_en_priv *priv = netdev_priv(dev);
567         struct mlx4_en_dev *mdev = priv->mdev;
568         int port_up = 0;
569         int err = 0;
570         int i;
571         int rss_rings = 0;
572
573         /* Calculate RSS table size and make sure flows are spread evenly
574          * between rings
575          */
576         for (i = 0; i < priv->rx_ring_num; i++) {
577                 if (i > 0 && !ring_index[i] && !rss_rings)
578                         rss_rings = i;
579
580                 if (ring_index[i] != (i % (rss_rings ?: priv->rx_ring_num)))
581                         return -EINVAL;
582         }
583
584         if (!rss_rings)
585                 rss_rings = priv->rx_ring_num;
586
587         /* RSS table size must be an order of 2 */
588         if (!is_power_of_2(rss_rings))
589                 return -EINVAL;
590
591         mutex_lock(&mdev->state_lock);
592         if (priv->port_up) {
593                 port_up = 1;
594                 mlx4_en_stop_port(dev, 1);
595         }
596
597         priv->prof->rss_rings = rss_rings;
598
599         if (port_up) {
600                 err = mlx4_en_start_port(dev);
601                 if (err)
602                         en_err(priv, "Failed starting port\n");
603         }
604
605         mutex_unlock(&mdev->state_lock);
606         return err;
607 }
608
609 #define all_zeros_or_all_ones(field)            \
610         ((field) == 0 || (field) == (__force typeof(field))-1)
611
612 static int mlx4_en_validate_flow(struct net_device *dev,
613                                  struct ethtool_rxnfc *cmd)
614 {
615         struct ethtool_usrip4_spec *l3_mask;
616         struct ethtool_tcpip4_spec *l4_mask;
617         struct ethhdr *eth_mask;
618
619         if (cmd->fs.location >= MAX_NUM_OF_FS_RULES)
620                 return -EINVAL;
621
622         if (cmd->fs.flow_type & FLOW_MAC_EXT) {
623                 /* dest mac mask must be ff:ff:ff:ff:ff:ff */
624                 if (!is_broadcast_ether_addr(cmd->fs.m_ext.h_dest))
625                         return -EINVAL;
626         }
627
628         switch (cmd->fs.flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) {
629         case TCP_V4_FLOW:
630         case UDP_V4_FLOW:
631                 if (cmd->fs.m_u.tcp_ip4_spec.tos)
632                         return -EINVAL;
633                 l4_mask = &cmd->fs.m_u.tcp_ip4_spec;
634                 /* don't allow mask which isn't all 0 or 1 */
635                 if (!all_zeros_or_all_ones(l4_mask->ip4src) ||
636                     !all_zeros_or_all_ones(l4_mask->ip4dst) ||
637                     !all_zeros_or_all_ones(l4_mask->psrc) ||
638                     !all_zeros_or_all_ones(l4_mask->pdst))
639                         return -EINVAL;
640                 break;
641         case IP_USER_FLOW:
642                 l3_mask = &cmd->fs.m_u.usr_ip4_spec;
643                 if (l3_mask->l4_4_bytes || l3_mask->tos || l3_mask->proto ||
644                     cmd->fs.h_u.usr_ip4_spec.ip_ver != ETH_RX_NFC_IP4 ||
645                     (!l3_mask->ip4src && !l3_mask->ip4dst) ||
646                     !all_zeros_or_all_ones(l3_mask->ip4src) ||
647                     !all_zeros_or_all_ones(l3_mask->ip4dst))
648                         return -EINVAL;
649                 break;
650         case ETHER_FLOW:
651                 eth_mask = &cmd->fs.m_u.ether_spec;
652                 /* source mac mask must not be set */
653                 if (!is_zero_ether_addr(eth_mask->h_source))
654                         return -EINVAL;
655
656                 /* dest mac mask must be ff:ff:ff:ff:ff:ff */
657                 if (!is_broadcast_ether_addr(eth_mask->h_dest))
658                         return -EINVAL;
659
660                 if (!all_zeros_or_all_ones(eth_mask->h_proto))
661                         return -EINVAL;
662                 break;
663         default:
664                 return -EINVAL;
665         }
666
667         if ((cmd->fs.flow_type & FLOW_EXT)) {
668                 if (cmd->fs.m_ext.vlan_etype ||
669                     !((cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK)) ==
670                       0 ||
671                       (cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK)) ==
672                       cpu_to_be16(VLAN_VID_MASK)))
673                         return -EINVAL;
674
675                 if (cmd->fs.m_ext.vlan_tci) {
676                         if (be16_to_cpu(cmd->fs.h_ext.vlan_tci) >= VLAN_N_VID)
677                                 return -EINVAL;
678
679                 }
680         }
681
682         return 0;
683 }
684
685 static int mlx4_en_ethtool_add_mac_rule(struct ethtool_rxnfc *cmd,
686                                         struct list_head *rule_list_h,
687                                         struct mlx4_spec_list *spec_l2,
688                                         unsigned char *mac)
689 {
690         int err = 0;
691         __be64 mac_msk = cpu_to_be64(MLX4_MAC_MASK << 16);
692
693         spec_l2->id = MLX4_NET_TRANS_RULE_ID_ETH;
694         memcpy(spec_l2->eth.dst_mac_msk, &mac_msk, ETH_ALEN);
695         memcpy(spec_l2->eth.dst_mac, mac, ETH_ALEN);
696
697         if ((cmd->fs.flow_type & FLOW_EXT) &&
698             (cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK))) {
699                 spec_l2->eth.vlan_id = cmd->fs.h_ext.vlan_tci;
700                 spec_l2->eth.vlan_id_msk = cpu_to_be16(VLAN_VID_MASK);
701         }
702
703         list_add_tail(&spec_l2->list, rule_list_h);
704
705         return err;
706 }
707
708 static int mlx4_en_ethtool_add_mac_rule_by_ipv4(struct mlx4_en_priv *priv,
709                                                 struct ethtool_rxnfc *cmd,
710                                                 struct list_head *rule_list_h,
711                                                 struct mlx4_spec_list *spec_l2,
712                                                 __be32 ipv4_dst)
713 {
714 #ifdef CONFIG_INET
715         unsigned char mac[ETH_ALEN];
716
717         if (!ipv4_is_multicast(ipv4_dst)) {
718                 if (cmd->fs.flow_type & FLOW_MAC_EXT)
719                         memcpy(&mac, cmd->fs.h_ext.h_dest, ETH_ALEN);
720                 else
721                         memcpy(&mac, priv->dev->dev_addr, ETH_ALEN);
722         } else {
723                 ip_eth_mc_map(ipv4_dst, mac);
724         }
725
726         return mlx4_en_ethtool_add_mac_rule(cmd, rule_list_h, spec_l2, &mac[0]);
727 #else
728         return -EINVAL;
729 #endif
730 }
731
732 static int add_ip_rule(struct mlx4_en_priv *priv,
733                        struct ethtool_rxnfc *cmd,
734                        struct list_head *list_h)
735 {
736         int err;
737         struct mlx4_spec_list *spec_l2 = NULL;
738         struct mlx4_spec_list *spec_l3 = NULL;
739         struct ethtool_usrip4_spec *l3_mask = &cmd->fs.m_u.usr_ip4_spec;
740
741         spec_l3 = kzalloc(sizeof(*spec_l3), GFP_KERNEL);
742         spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL);
743         if (!spec_l2 || !spec_l3) {
744                 err = -ENOMEM;
745                 goto free_spec;
746         }
747
748         err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, spec_l2,
749                                                    cmd->fs.h_u.
750                                                    usr_ip4_spec.ip4dst);
751         if (err)
752                 goto free_spec;
753         spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4;
754         spec_l3->ipv4.src_ip = cmd->fs.h_u.usr_ip4_spec.ip4src;
755         if (l3_mask->ip4src)
756                 spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK;
757         spec_l3->ipv4.dst_ip = cmd->fs.h_u.usr_ip4_spec.ip4dst;
758         if (l3_mask->ip4dst)
759                 spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK;
760         list_add_tail(&spec_l3->list, list_h);
761
762         return 0;
763
764 free_spec:
765         kfree(spec_l2);
766         kfree(spec_l3);
767         return err;
768 }
769
770 static int add_tcp_udp_rule(struct mlx4_en_priv *priv,
771                              struct ethtool_rxnfc *cmd,
772                              struct list_head *list_h, int proto)
773 {
774         int err;
775         struct mlx4_spec_list *spec_l2 = NULL;
776         struct mlx4_spec_list *spec_l3 = NULL;
777         struct mlx4_spec_list *spec_l4 = NULL;
778         struct ethtool_tcpip4_spec *l4_mask = &cmd->fs.m_u.tcp_ip4_spec;
779
780         spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL);
781         spec_l3 = kzalloc(sizeof(*spec_l3), GFP_KERNEL);
782         spec_l4 = kzalloc(sizeof(*spec_l4), GFP_KERNEL);
783         if (!spec_l2 || !spec_l3 || !spec_l4) {
784                 err = -ENOMEM;
785                 goto free_spec;
786         }
787
788         spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4;
789
790         if (proto == TCP_V4_FLOW) {
791                 err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h,
792                                                            spec_l2,
793                                                            cmd->fs.h_u.
794                                                            tcp_ip4_spec.ip4dst);
795                 if (err)
796                         goto free_spec;
797                 spec_l4->id = MLX4_NET_TRANS_RULE_ID_TCP;
798                 spec_l3->ipv4.src_ip = cmd->fs.h_u.tcp_ip4_spec.ip4src;
799                 spec_l3->ipv4.dst_ip = cmd->fs.h_u.tcp_ip4_spec.ip4dst;
800                 spec_l4->tcp_udp.src_port = cmd->fs.h_u.tcp_ip4_spec.psrc;
801                 spec_l4->tcp_udp.dst_port = cmd->fs.h_u.tcp_ip4_spec.pdst;
802         } else {
803                 err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h,
804                                                            spec_l2,
805                                                            cmd->fs.h_u.
806                                                            udp_ip4_spec.ip4dst);
807                 if (err)
808                         goto free_spec;
809                 spec_l4->id = MLX4_NET_TRANS_RULE_ID_UDP;
810                 spec_l3->ipv4.src_ip = cmd->fs.h_u.udp_ip4_spec.ip4src;
811                 spec_l3->ipv4.dst_ip = cmd->fs.h_u.udp_ip4_spec.ip4dst;
812                 spec_l4->tcp_udp.src_port = cmd->fs.h_u.udp_ip4_spec.psrc;
813                 spec_l4->tcp_udp.dst_port = cmd->fs.h_u.udp_ip4_spec.pdst;
814         }
815
816         if (l4_mask->ip4src)
817                 spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK;
818         if (l4_mask->ip4dst)
819                 spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK;
820
821         if (l4_mask->psrc)
822                 spec_l4->tcp_udp.src_port_msk = EN_ETHTOOL_SHORT_MASK;
823         if (l4_mask->pdst)
824                 spec_l4->tcp_udp.dst_port_msk = EN_ETHTOOL_SHORT_MASK;
825
826         list_add_tail(&spec_l3->list, list_h);
827         list_add_tail(&spec_l4->list, list_h);
828
829         return 0;
830
831 free_spec:
832         kfree(spec_l2);
833         kfree(spec_l3);
834         kfree(spec_l4);
835         return err;
836 }
837
838 static int mlx4_en_ethtool_to_net_trans_rule(struct net_device *dev,
839                                              struct ethtool_rxnfc *cmd,
840                                              struct list_head *rule_list_h)
841 {
842         int err;
843         struct ethhdr *eth_spec;
844         struct mlx4_spec_list *spec_l2;
845         struct mlx4_en_priv *priv = netdev_priv(dev);
846
847         err = mlx4_en_validate_flow(dev, cmd);
848         if (err)
849                 return err;
850
851         switch (cmd->fs.flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) {
852         case ETHER_FLOW:
853                 spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL);
854                 if (!spec_l2)
855                         return -ENOMEM;
856
857                 eth_spec = &cmd->fs.h_u.ether_spec;
858                 mlx4_en_ethtool_add_mac_rule(cmd, rule_list_h, spec_l2,
859                                              &eth_spec->h_dest[0]);
860                 spec_l2->eth.ether_type = eth_spec->h_proto;
861                 if (eth_spec->h_proto)
862                         spec_l2->eth.ether_type_enable = 1;
863                 break;
864         case IP_USER_FLOW:
865                 err = add_ip_rule(priv, cmd, rule_list_h);
866                 break;
867         case TCP_V4_FLOW:
868                 err = add_tcp_udp_rule(priv, cmd, rule_list_h, TCP_V4_FLOW);
869                 break;
870         case UDP_V4_FLOW:
871                 err = add_tcp_udp_rule(priv, cmd, rule_list_h, UDP_V4_FLOW);
872                 break;
873         }
874
875         return err;
876 }
877
878 static int mlx4_en_flow_replace(struct net_device *dev,
879                                 struct ethtool_rxnfc *cmd)
880 {
881         int err;
882         struct mlx4_en_priv *priv = netdev_priv(dev);
883         struct ethtool_flow_id *loc_rule;
884         struct mlx4_spec_list *spec, *tmp_spec;
885         u32 qpn;
886         u64 reg_id;
887
888         struct mlx4_net_trans_rule rule = {
889                 .queue_mode = MLX4_NET_TRANS_Q_FIFO,
890                 .exclusive = 0,
891                 .allow_loopback = 1,
892                 .promisc_mode = MLX4_FS_REGULAR,
893         };
894
895         rule.port = priv->port;
896         rule.priority = MLX4_DOMAIN_ETHTOOL | cmd->fs.location;
897         INIT_LIST_HEAD(&rule.list);
898
899         /* Allow direct QP attaches if the EN_ETHTOOL_QP_ATTACH flag is set */
900         if (cmd->fs.ring_cookie == RX_CLS_FLOW_DISC)
901                 qpn = priv->drop_qp.qpn;
902         else if (cmd->fs.ring_cookie & EN_ETHTOOL_QP_ATTACH) {
903                 qpn = cmd->fs.ring_cookie & (EN_ETHTOOL_QP_ATTACH - 1);
904         } else {
905                 if (cmd->fs.ring_cookie >= priv->rx_ring_num) {
906                         en_warn(priv, "rxnfc: RX ring (%llu) doesn't exist.\n",
907                                 cmd->fs.ring_cookie);
908                         return -EINVAL;
909                 }
910                 qpn = priv->rss_map.qps[cmd->fs.ring_cookie].qpn;
911                 if (!qpn) {
912                         en_warn(priv, "rxnfc: RX ring (%llu) is inactive.\n",
913                                 cmd->fs.ring_cookie);
914                         return -EINVAL;
915                 }
916         }
917         rule.qpn = qpn;
918         err = mlx4_en_ethtool_to_net_trans_rule(dev, cmd, &rule.list);
919         if (err)
920                 goto out_free_list;
921
922         loc_rule = &priv->ethtool_rules[cmd->fs.location];
923         if (loc_rule->id) {
924                 err = mlx4_flow_detach(priv->mdev->dev, loc_rule->id);
925                 if (err) {
926                         en_err(priv, "Fail to detach network rule at location %d. registration id = %llx\n",
927                                cmd->fs.location, loc_rule->id);
928                         goto out_free_list;
929                 }
930                 loc_rule->id = 0;
931                 memset(&loc_rule->flow_spec, 0,
932                        sizeof(struct ethtool_rx_flow_spec));
933                 list_del(&loc_rule->list);
934         }
935         err = mlx4_flow_attach(priv->mdev->dev, &rule, &reg_id);
936         if (err) {
937                 en_err(priv, "Fail to attach network rule at location %d.\n",
938                        cmd->fs.location);
939                 goto out_free_list;
940         }
941         loc_rule->id = reg_id;
942         memcpy(&loc_rule->flow_spec, &cmd->fs,
943                sizeof(struct ethtool_rx_flow_spec));
944         list_add_tail(&loc_rule->list, &priv->ethtool_list);
945
946 out_free_list:
947         list_for_each_entry_safe(spec, tmp_spec, &rule.list, list) {
948                 list_del(&spec->list);
949                 kfree(spec);
950         }
951         return err;
952 }
953
954 static int mlx4_en_flow_detach(struct net_device *dev,
955                                struct ethtool_rxnfc *cmd)
956 {
957         int err = 0;
958         struct ethtool_flow_id *rule;
959         struct mlx4_en_priv *priv = netdev_priv(dev);
960
961         if (cmd->fs.location >= MAX_NUM_OF_FS_RULES)
962                 return -EINVAL;
963
964         rule = &priv->ethtool_rules[cmd->fs.location];
965         if (!rule->id) {
966                 err =  -ENOENT;
967                 goto out;
968         }
969
970         err = mlx4_flow_detach(priv->mdev->dev, rule->id);
971         if (err) {
972                 en_err(priv, "Fail to detach network rule at location %d. registration id = 0x%llx\n",
973                        cmd->fs.location, rule->id);
974                 goto out;
975         }
976         rule->id = 0;
977         memset(&rule->flow_spec, 0, sizeof(struct ethtool_rx_flow_spec));
978         list_del(&rule->list);
979 out:
980         return err;
981
982 }
983
984 static int mlx4_en_get_flow(struct net_device *dev, struct ethtool_rxnfc *cmd,
985                             int loc)
986 {
987         int err = 0;
988         struct ethtool_flow_id *rule;
989         struct mlx4_en_priv *priv = netdev_priv(dev);
990
991         if (loc < 0 || loc >= MAX_NUM_OF_FS_RULES)
992                 return -EINVAL;
993
994         rule = &priv->ethtool_rules[loc];
995         if (rule->id)
996                 memcpy(&cmd->fs, &rule->flow_spec,
997                        sizeof(struct ethtool_rx_flow_spec));
998         else
999                 err = -ENOENT;
1000
1001         return err;
1002 }
1003
1004 static int mlx4_en_get_num_flows(struct mlx4_en_priv *priv)
1005 {
1006
1007         int i, res = 0;
1008         for (i = 0; i < MAX_NUM_OF_FS_RULES; i++) {
1009                 if (priv->ethtool_rules[i].id)
1010                         res++;
1011         }
1012         return res;
1013
1014 }
1015
1016 static int mlx4_en_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
1017                              u32 *rule_locs)
1018 {
1019         struct mlx4_en_priv *priv = netdev_priv(dev);
1020         struct mlx4_en_dev *mdev = priv->mdev;
1021         int err = 0;
1022         int i = 0, priority = 0;
1023
1024         if ((cmd->cmd == ETHTOOL_GRXCLSRLCNT ||
1025              cmd->cmd == ETHTOOL_GRXCLSRULE ||
1026              cmd->cmd == ETHTOOL_GRXCLSRLALL) &&
1027             (mdev->dev->caps.steering_mode !=
1028              MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up))
1029                 return -EINVAL;
1030
1031         switch (cmd->cmd) {
1032         case ETHTOOL_GRXRINGS:
1033                 cmd->data = priv->rx_ring_num;
1034                 break;
1035         case ETHTOOL_GRXCLSRLCNT:
1036                 cmd->rule_cnt = mlx4_en_get_num_flows(priv);
1037                 break;
1038         case ETHTOOL_GRXCLSRULE:
1039                 err = mlx4_en_get_flow(dev, cmd, cmd->fs.location);
1040                 break;
1041         case ETHTOOL_GRXCLSRLALL:
1042                 while ((!err || err == -ENOENT) && priority < cmd->rule_cnt) {
1043                         err = mlx4_en_get_flow(dev, cmd, i);
1044                         if (!err)
1045                                 rule_locs[priority++] = i;
1046                         i++;
1047                 }
1048                 err = 0;
1049                 break;
1050         default:
1051                 err = -EOPNOTSUPP;
1052                 break;
1053         }
1054
1055         return err;
1056 }
1057
1058 static int mlx4_en_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
1059 {
1060         int err = 0;
1061         struct mlx4_en_priv *priv = netdev_priv(dev);
1062         struct mlx4_en_dev *mdev = priv->mdev;
1063
1064         if (mdev->dev->caps.steering_mode !=
1065             MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up)
1066                 return -EINVAL;
1067
1068         switch (cmd->cmd) {
1069         case ETHTOOL_SRXCLSRLINS:
1070                 err = mlx4_en_flow_replace(dev, cmd);
1071                 break;
1072         case ETHTOOL_SRXCLSRLDEL:
1073                 err = mlx4_en_flow_detach(dev, cmd);
1074                 break;
1075         default:
1076                 en_warn(priv, "Unsupported ethtool command. (%d)\n", cmd->cmd);
1077                 return -EINVAL;
1078         }
1079
1080         return err;
1081 }
1082
1083 static void mlx4_en_get_channels(struct net_device *dev,
1084                                  struct ethtool_channels *channel)
1085 {
1086         struct mlx4_en_priv *priv = netdev_priv(dev);
1087
1088         memset(channel, 0, sizeof(*channel));
1089
1090         channel->max_rx = MAX_RX_RINGS;
1091         channel->max_tx = MLX4_EN_MAX_TX_RING_P_UP;
1092
1093         channel->rx_count = priv->rx_ring_num;
1094         channel->tx_count = priv->tx_ring_num / MLX4_EN_NUM_UP;
1095 }
1096
1097 static int mlx4_en_set_channels(struct net_device *dev,
1098                                 struct ethtool_channels *channel)
1099 {
1100         struct mlx4_en_priv *priv = netdev_priv(dev);
1101         struct mlx4_en_dev *mdev = priv->mdev;
1102         int port_up;
1103         int err = 0;
1104
1105         if (channel->other_count || channel->combined_count ||
1106             channel->tx_count > MLX4_EN_MAX_TX_RING_P_UP ||
1107             channel->rx_count > MAX_RX_RINGS ||
1108             !channel->tx_count || !channel->rx_count)
1109                 return -EINVAL;
1110
1111         mutex_lock(&mdev->state_lock);
1112         if (priv->port_up) {
1113                 port_up = 1;
1114                 mlx4_en_stop_port(dev, 1);
1115         }
1116
1117         mlx4_en_free_resources(priv);
1118
1119         priv->num_tx_rings_p_up = channel->tx_count;
1120         priv->tx_ring_num = channel->tx_count * MLX4_EN_NUM_UP;
1121         priv->rx_ring_num = channel->rx_count;
1122
1123         err = mlx4_en_alloc_resources(priv);
1124         if (err) {
1125                 en_err(priv, "Failed reallocating port resources\n");
1126                 goto out;
1127         }
1128
1129         netif_set_real_num_tx_queues(dev, priv->tx_ring_num);
1130         netif_set_real_num_rx_queues(dev, priv->rx_ring_num);
1131
1132         mlx4_en_setup_tc(dev, MLX4_EN_NUM_UP);
1133
1134         en_warn(priv, "Using %d TX rings\n", priv->tx_ring_num);
1135         en_warn(priv, "Using %d RX rings\n", priv->rx_ring_num);
1136
1137         if (port_up) {
1138                 err = mlx4_en_start_port(dev);
1139                 if (err)
1140                         en_err(priv, "Failed starting port\n");
1141         }
1142
1143         err = mlx4_en_moderation_update(priv);
1144
1145 out:
1146         mutex_unlock(&mdev->state_lock);
1147         return err;
1148 }
1149
1150 static int mlx4_en_get_ts_info(struct net_device *dev,
1151                                struct ethtool_ts_info *info)
1152 {
1153         struct mlx4_en_priv *priv = netdev_priv(dev);
1154         struct mlx4_en_dev *mdev = priv->mdev;
1155         int ret;
1156
1157         ret = ethtool_op_get_ts_info(dev, info);
1158         if (ret)
1159                 return ret;
1160
1161         if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_TS) {
1162                 info->so_timestamping |=
1163                         SOF_TIMESTAMPING_TX_HARDWARE |
1164                         SOF_TIMESTAMPING_RX_HARDWARE |
1165                         SOF_TIMESTAMPING_RAW_HARDWARE;
1166
1167                 info->tx_types =
1168                         (1 << HWTSTAMP_TX_OFF) |
1169                         (1 << HWTSTAMP_TX_ON);
1170
1171                 info->rx_filters =
1172                         (1 << HWTSTAMP_FILTER_NONE) |
1173                         (1 << HWTSTAMP_FILTER_ALL);
1174         }
1175
1176         return ret;
1177 }
1178
1179 const struct ethtool_ops mlx4_en_ethtool_ops = {
1180         .get_drvinfo = mlx4_en_get_drvinfo,
1181         .get_settings = mlx4_en_get_settings,
1182         .set_settings = mlx4_en_set_settings,
1183         .get_link = ethtool_op_get_link,
1184         .get_strings = mlx4_en_get_strings,
1185         .get_sset_count = mlx4_en_get_sset_count,
1186         .get_ethtool_stats = mlx4_en_get_ethtool_stats,
1187         .self_test = mlx4_en_self_test,
1188         .get_wol = mlx4_en_get_wol,
1189         .set_wol = mlx4_en_set_wol,
1190         .get_msglevel = mlx4_en_get_msglevel,
1191         .set_msglevel = mlx4_en_set_msglevel,
1192         .get_coalesce = mlx4_en_get_coalesce,
1193         .set_coalesce = mlx4_en_set_coalesce,
1194         .get_pauseparam = mlx4_en_get_pauseparam,
1195         .set_pauseparam = mlx4_en_set_pauseparam,
1196         .get_ringparam = mlx4_en_get_ringparam,
1197         .set_ringparam = mlx4_en_set_ringparam,
1198         .get_rxnfc = mlx4_en_get_rxnfc,
1199         .set_rxnfc = mlx4_en_set_rxnfc,
1200         .get_rxfh_indir_size = mlx4_en_get_rxfh_indir_size,
1201         .get_rxfh_indir = mlx4_en_get_rxfh_indir,
1202         .set_rxfh_indir = mlx4_en_set_rxfh_indir,
1203         .get_channels = mlx4_en_get_channels,
1204         .set_channels = mlx4_en_set_channels,
1205         .get_ts_info = mlx4_en_get_ts_info,
1206 };
1207
1208
1209
1210
1211