blob: 4fc767461b4fbeac57d89872d9686250dcb7c4fb [file] [log] [blame]
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -07001/*
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 Vadaiaf22d9d2012-07-18 22:33:49 +000037#include <linux/mlx4/driver.h>
Saeed Mahameed7202da82014-10-27 11:37:36 +020038#include <linux/mlx4/device.h>
Hadar Hen Zionf90a3672013-01-30 23:07:04 +000039#include <linux/in.h>
40#include <net/ip.h>
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +030041#include <linux/bitmap.h>
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -070042
43#include "mlx4_en.h"
44#include "en_port.h"
45
Hadar Hen Zion82067282012-07-05 04:03:49 +000046#define EN_ETHTOOL_QP_ATTACH (1ull << 63)
Hadar Hen Zion82067282012-07-05 04:03:49 +000047#define EN_ETHTOOL_SHORT_MASK cpu_to_be16(0xffff)
48#define EN_ETHTOOL_WORD_MASK cpu_to_be32(0xffffffff)
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -070049
Amir Vadai79c54b62012-12-02 03:49:22 +000050static 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 Emantayev41d942d2013-11-07 12:19:52 +020056 priv->tx_cq[i]->moder_cnt = priv->tx_frames;
57 priv->tx_cq[i]->moder_time = priv->tx_usecs;
Eugenia Emantayev38463e22013-09-12 18:11:20 +030058 if (priv->port_up) {
Eugenia Emantayev41d942d2013-11-07 12:19:52 +020059 err = mlx4_en_set_cq_moder(priv, priv->tx_cq[i]);
Eugenia Emantayev38463e22013-09-12 18:11:20 +030060 if (err)
61 return err;
62 }
Amir Vadai79c54b62012-12-02 03:49:22 +000063 }
64
65 if (priv->adaptive_rx_coal)
66 return 0;
67
68 for (i = 0; i < priv->rx_ring_num; i++) {
Eugenia Emantayev41d942d2013-11-07 12:19:52 +020069 priv->rx_cq[i]->moder_cnt = priv->rx_frames;
70 priv->rx_cq[i]->moder_time = priv->rx_usecs;
Amir Vadai79c54b62012-12-02 03:49:22 +000071 priv->last_moder_time[i] = MLX4_EN_AUTO_CONF;
Eugenia Emantayev38463e22013-09-12 18:11:20 +030072 if (priv->port_up) {
Eugenia Emantayev41d942d2013-11-07 12:19:52 +020073 err = mlx4_en_set_cq_moder(priv, priv->rx_cq[i]);
Eugenia Emantayev38463e22013-09-12 18:11:20 +030074 if (err)
75 return err;
76 }
Amir Vadai79c54b62012-12-02 03:49:22 +000077 }
78
79 return err;
80}
81
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -070082static void
83mlx4_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 Jones612a94d2011-11-14 08:13:25 +000088 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 Petrilinc27a02c2008-10-22 15:47:49 -070093 (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 Hadas872bf2f2015-01-25 16:59:35 +020096 strlcpy(drvinfo->bus_info, pci_name(mdev->dev->persist->pdev),
Rick Jones612a94d2011-11-14 08:13:25 +000097 sizeof(drvinfo->bus_info));
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -070098 drvinfo->n_stats = 0;
99 drvinfo->regdump_len = 0;
100 drvinfo->eedump_len = 0;
101}
102
Amir Vadai0fef9d02014-07-22 15:44:10 +0300103static const char mlx4_en_priv_flags[][ETH_GSTRING_LEN] = {
104 "blueflame",
105};
106
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700107static const char main_strings[][ETH_GSTRING_LEN] = {
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +0300108 /* main statistics */
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700109 "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 Petrilinfa37a952010-08-24 03:46:46 +0000117 "tso_packets",
Eric Dumazet9fab4262014-10-02 08:24:21 -0700118 "xmit_more",
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700119 "queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_failed",
Shani Michaelif8c64552014-11-09 13:51:53 +0200120 "rx_csum_good", "rx_csum_none", "rx_csum_complete", "tx_chksum_offload",
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700121
Matan Barak0b131562015-03-30 17:45:25 +0300122 /* 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 Petrilinc27a02c2008-10-22 15:47:49 -0700164 /* 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 Petrilinc27a02c2008-10-22 15:47:49 -0700170
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000171static const char mlx4_en_test_names[][ETH_GSTRING_LEN]= {
Masanari Iidafd9071e2012-04-13 04:33:20 +0000172 "Interrupt Test",
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000173 "Link Test",
174 "Speed Test",
175 "Register Test",
176 "Loopback Test",
177};
178
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700179static u32 mlx4_en_get_msglevel(struct net_device *dev)
180{
181 return ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable;
182}
183
184static 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
189static void mlx4_en_get_wol(struct net_device *netdev,
190 struct ethtool_wolinfo *wol)
191{
Yevgeny Petrilin14c07b12011-03-22 22:37:59 +0000192 struct mlx4_en_priv *priv = netdev_priv(netdev);
193 int err = 0;
194 u64 config = 0;
Oren Duer559a9f12011-11-26 19:55:15 +0000195 u64 mask;
Yevgeny Petrilin14c07b12011-03-22 22:37:59 +0000196
Oren Duer559a9f12011-11-26 19:55:15 +0000197 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 Petrilin14c07b12011-03-22 22:37:59 +0000206 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
228static 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 Duer559a9f12011-11-26 19:55:15 +0000234 u64 mask;
Yevgeny Petrilin14c07b12011-03-22 22:37:59 +0000235
Oren Duer559a9f12011-11-26 19:55:15 +0000236 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 Petrilin14c07b12011-03-22 22:37:59 +0000243 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 Petrilinc27a02c2008-10-22 15:47:49 -0700267}
268
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +0300269struct 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
276static 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
287static 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
292static inline int bitmap_iterator_inc(struct bitmap_iterator *h)
293{
294 return h->iterator++;
295}
296
297static inline unsigned int
298bitmap_iterator_count(struct bitmap_iterator *h)
299{
300 return h->count;
301}
302
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700303static int mlx4_en_get_sset_count(struct net_device *dev, int sset)
304{
305 struct mlx4_en_priv *priv = netdev_priv(dev);
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +0300306 struct bitmap_iterator it;
307
Eran Ben Elisha3da8a362015-03-30 17:45:24 +0300308 bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS);
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700309
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000310 switch (sset) {
311 case ETH_SS_STATS:
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +0300312 return bitmap_iterator_count(&it) +
Amir Vadai85018412013-06-18 16:18:28 +0300313 (priv->tx_ring_num * 2) +
Cong Wange0d10952013-08-01 11:10:25 +0800314#ifdef CONFIG_NET_RX_BUSY_POLL
Amir Vadai85018412013-06-18 16:18:28 +0300315 (priv->rx_ring_num * 5);
316#else
317 (priv->rx_ring_num * 2);
318#endif
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000319 case ETH_SS_TEST:
Or Gerlitzccf86322011-07-07 19:19:29 +0000320 return MLX4_EN_NUM_SELF_TEST - !(priv->mdev->dev->caps.flags
321 & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) * 2;
Amir Vadai0fef9d02014-07-22 15:44:10 +0300322 case ETH_SS_PRIV_FLAGS:
323 return ARRAY_SIZE(mlx4_en_priv_flags);
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000324 default:
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700325 return -EOPNOTSUPP;
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000326 }
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700327}
328
329static 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 Elisha6fcd2732015-03-30 17:45:23 +0300334 int i;
335 struct bitmap_iterator it;
336
Eran Ben Elisha3da8a362015-03-30 17:45:24 +0300337 bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS);
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700338
339 spin_lock_bh(&priv->stats_lock);
340
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +0300341 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 Barak0b131562015-03-30 17:45:25 +0300349 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 Elisha6fcd2732015-03-30 17:45:23 +0300369 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 Petrilinc27a02c2008-10-22 15:47:49 -0700373 for (i = 0; i < priv->tx_ring_num; i++) {
Eugenia Emantayev41d942d2013-11-07 12:19:52 +0200374 data[index++] = priv->tx_ring[i]->packets;
375 data[index++] = priv->tx_ring[i]->bytes;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700376 }
377 for (i = 0; i < priv->rx_ring_num; i++) {
Eugenia Emantayev41d942d2013-11-07 12:19:52 +0200378 data[index++] = priv->rx_ring[i]->packets;
379 data[index++] = priv->rx_ring[i]->bytes;
Cong Wange0d10952013-08-01 11:10:25 +0800380#ifdef CONFIG_NET_RX_BUSY_POLL
Eugenia Emantayev41d942d2013-11-07 12:19:52 +0200381 data[index++] = priv->rx_ring[i]->yields;
382 data[index++] = priv->rx_ring[i]->misses;
383 data[index++] = priv->rx_ring[i]->cleaned;
Amir Vadai85018412013-06-18 16:18:28 +0300384#endif
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700385 }
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700386 spin_unlock_bh(&priv->stats_lock);
387
388}
389
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000390static 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 Petrilinc27a02c2008-10-22 15:47:49 -0700396static 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 Elisha6fcd2732015-03-30 17:45:23 +0300401 int i, strings = 0;
402 struct bitmap_iterator it;
403
Eran Ben Elisha3da8a362015-03-30 17:45:24 +0300404 bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS);
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700405
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000406 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 Gerlitzccf86322011-07-07 19:19:29 +0000410 if (priv->mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_UC_LOOPBACK)
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000411 for (; i < MLX4_EN_NUM_SELF_TEST; i++)
412 strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]);
413 break;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700414
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000415 case ETH_SS_STATS:
416 /* Add main counters */
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +0300417 for (i = 0; i < NUM_MAIN_STATS; i++, strings++,
418 bitmap_iterator_inc(&it))
419 if (bitmap_iterator_test(&it))
Eugenia Emantayev93ece0c2012-01-19 09:45:05 +0000420 strcpy(data + (index++) * ETH_GSTRING_LEN,
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +0300421 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 Emantayev93ece0c2012-01-19 09:45:05 +0000426 strcpy(data + (index++) * ETH_GSTRING_LEN,
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +0300427 main_strings[strings]);
428
Matan Barak0b131562015-03-30 17:45:25 +0300429 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 Elisha6fcd2732015-03-30 17:45:23 +0300435 for (i = 0; i < NUM_PKT_STATS; i++, strings++,
436 bitmap_iterator_inc(&it))
437 if (bitmap_iterator_test(&it))
Eugenia Emantayev93ece0c2012-01-19 09:45:05 +0000438 strcpy(data + (index++) * ETH_GSTRING_LEN,
Eran Ben Elisha6fcd2732015-03-30 17:45:23 +0300439 main_strings[strings]);
440
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000441 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 Wange0d10952013-08-01 11:10:25 +0800452#ifdef CONFIG_NET_RX_BUSY_POLL
Amir Vadai85018412013-06-18 16:18:28 +0300453 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 Petriline7c1c2c42010-08-24 03:46:18 +0000460 }
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000461 break;
Amir Vadai0fef9d02014-07-22 15:44:10 +0300462 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 Petriline7c1c2c42010-08-24 03:46:18 +0000468 }
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700469}
470
Saeed Mahameed2c762672014-10-27 11:37:40 +0200471static 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
484static 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
514static 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
554enum ethtool_report {
555 SUPPORTED = 0,
556 ADVERTISED = 1,
557 SPEED = 2
558};
559
560/* Translates mlx4 link mode to equivalent ethtool Link modes/speed */
561static 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
654static 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 Mahameedd48b3ab2014-10-27 11:37:41 +0200666static 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 */
679static 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 Mahameed2c762672014-10-27 11:37:40 +0200691static 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
765static void ethtool_get_default_settings(struct net_device *dev,
766 struct ethtool_cmd *cmd)
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700767{
Yevgeny Petrilin76995172010-08-24 03:46:23 +0000768 struct mlx4_en_priv *priv = netdev_priv(dev);
769 int trans_type;
770
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700771 cmd->autoneg = AUTONEG_DISABLE;
772 cmd->supported = SUPPORTED_10000baseT_Full;
Yevgeny Petrilin76995172010-08-24 03:46:23 +0000773 cmd->advertising = ADVERTISED_10000baseT_Full;
Saeed Mahameed2c762672014-10-27 11:37:40 +0200774 trans_type = priv->port_state.transceiver;
Yevgeny Petrilin76995172010-08-24 03:46:23 +0000775
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 Mahameed2c762672014-10-27 11:37:40 +0200790}
791
792static 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 Petrilinc27a02c2008-10-22 15:47:49 -0700816 return 0;
817}
818
Saeed Mahameedd48b3ab2014-10-27 11:37:41 +0200819/* Calculate PTYS admin according ethtool speed (SPEED_XXX) */
820static __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 Petrilinc27a02c2008-10-22 15:47:49 -0700838static int mlx4_en_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
839{
Saeed Mahameedd48b3ab2014-10-27 11:37:41 +0200840 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 Mahameed312df742014-11-20 14:19:44 +0200852 (cmd->duplex == DUPLEX_HALF))
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700853 return -EINVAL;
854
Saeed Mahameedd48b3ab2014-10-27 11:37:41 +0200855 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 Mahameed5a228c02015-01-27 15:58:06 +0200866 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 Mahameedd48b3ab2014-10-27 11:37:41 +0200870
871 proto_admin &= ptys_reg.eth_proto_cap;
Saeed Mahameedd48b3ab2014-10-27 11:37:41 +0200872 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 Mahameed5a228c02015-01-27 15:58:06 +0200877 if (proto_admin == ptys_reg.eth_proto_admin)
878 return 0; /* Nothing to change */
879
Saeed Mahameedd48b3ab2014-10-27 11:37:41 +0200880 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 Mahameedd48b3ab2014-10-27 11:37:41 +0200892 mutex_lock(&priv->mdev->state_lock);
893 if (priv->port_up) {
Saeed Mahameed5a228c02015-01-27 15:58:06 +0200894 en_warn(priv, "Port link mode changed, restarting port...\n");
Saeed Mahameedd48b3ab2014-10-27 11:37:41 +0200895 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 Petrilinc27a02c2008-10-22 15:47:49 -0700900 return 0;
901}
902
903static 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 Petrilina19a8482012-04-23 02:18:33 +0000908 coal->tx_coalesce_usecs = priv->tx_usecs;
909 coal->tx_max_coalesced_frames = priv->tx_frames;
Amir Vadaifbc6daf2014-07-08 11:28:12 +0300910 coal->tx_max_coalesced_frames_irq = priv->tx_work_limit;
911
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700912 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 Vadaifbc6daf2014-07-08 11:28:12 +0300921
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700922 return 0;
923}
924
925static 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 Petrilinc27a02c2008-10-22 15:47:49 -0700929
Amir Vadaifbc6daf2014-07-08 11:28:12 +0300930 if (!coal->tx_max_coalesced_frames_irq)
931 return -EINVAL;
932
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700933 priv->rx_frames = (coal->rx_max_coalesced_frames ==
934 MLX4_EN_AUTO_CONF) ?
Yevgeny Petrilin3db36fb2009-06-01 23:23:13 +0000935 MLX4_EN_RX_COAL_TARGET :
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700936 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 Petrilina19a8482012-04-23 02:18:33 +0000942 /* 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 Petrilina19a8482012-04-23 02:18:33 +0000947 }
948
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700949 /* 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 Vadaifbc6daf2014-07-08 11:28:12 +0300956 priv->tx_work_limit = coal->tx_max_coalesced_frames_irq;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700957
Amir Vadai79c54b62012-12-02 03:49:22 +0000958 return mlx4_en_moderation_update(priv);
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700959}
960
961static 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 Vecera278d4362014-09-08 18:46:53 +0200968 if (pause->autoneg)
969 return -EINVAL;
970
Yevgeny Petrilind53b93f2008-11-05 04:48:36 +0000971 priv->prof->tx_pause = pause->tx_pause != 0;
972 priv->prof->rx_pause = pause->rx_pause != 0;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700973 err = mlx4_SET_PORT_general(mdev->dev, priv->port,
974 priv->rx_skb_size + ETH_FCS_LEN,
Yevgeny Petrilind53b93f2008-11-05 04:48:36 +0000975 priv->prof->tx_pause,
976 priv->prof->tx_ppp,
977 priv->prof->rx_pause,
978 priv->prof->rx_ppp);
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700979 if (err)
Yevgeny Petrilin453a6082009-06-01 20:27:13 +0000980 en_err(priv, "Failed setting pause params\n");
Matan Barak0b131562015-03-30 17:45:25 +0300981 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 Petrilinc27a02c2008-10-22 15:47:49 -0700987
988 return err;
989}
990
991static 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 Petrilinc27a02c2008-10-22 15:47:49 -0700995
Yevgeny Petrilind53b93f2008-11-05 04:48:36 +0000996 pause->tx_pause = priv->prof->tx_pause;
997 pause->rx_pause = priv->prof->rx_pause;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700998}
999
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -08001000static 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 Petrilinbd531e32009-01-08 10:57:37 -08001014 rx_size = min_t(u32, rx_size, MLX4_EN_MAX_RX_SIZE);
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -08001015 tx_size = roundup_pow_of_two(param->tx_pending);
1016 tx_size = max_t(u32, tx_size, MLX4_EN_MIN_TX_SIZE);
Yevgeny Petrilinbd531e32009-01-08 10:57:37 -08001017 tx_size = min_t(u32, tx_size, MLX4_EN_MAX_TX_SIZE);
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -08001018
Eugenia Emantayev41d942d2013-11-07 12:19:52 +02001019 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 Petrilin18cc42a2008-12-29 18:39:20 -08001022 return 0;
1023
1024 mutex_lock(&mdev->state_lock);
1025 if (priv->port_up) {
1026 port_up = 1;
Amir Vadai3484aac2013-01-30 23:07:11 +00001027 mlx4_en_stop_port(dev, 1);
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -08001028 }
1029
Alexander Gullerfe0af032011-10-09 05:26:46 +00001030 mlx4_en_free_resources(priv);
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -08001031
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 Petrilin453a6082009-06-01 20:27:13 +00001037 en_err(priv, "Failed reallocating port resources\n");
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -08001038 goto out;
1039 }
1040 if (port_up) {
1041 err = mlx4_en_start_port(dev);
1042 if (err)
Yevgeny Petrilin453a6082009-06-01 20:27:13 +00001043 en_err(priv, "Failed starting port\n");
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -08001044 }
1045
Amir Vadai79c54b62012-12-02 03:49:22 +00001046 err = mlx4_en_moderation_update(priv);
Alexander Guller6b4d8d92011-10-09 05:38:23 +00001047
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -08001048out:
1049 mutex_unlock(&mdev->state_lock);
1050 return err;
1051}
1052
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -07001053static 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 Petrilinc27a02c2008-10-22 15:47:49 -07001057
1058 memset(param, 0, sizeof(*param));
Yevgeny Petrilinbd531e32009-01-08 10:57:37 -08001059 param->rx_max_pending = MLX4_EN_MAX_RX_SIZE;
1060 param->tx_max_pending = MLX4_EN_MAX_TX_SIZE;
Yevgeny Petrilinbc081ce2010-08-24 03:46:34 +00001061 param->rx_pending = priv->port_up ?
Eugenia Emantayev41d942d2013-11-07 12:19:52 +02001062 priv->rx_ring[0]->actual_size : priv->rx_ring[0]->size;
1063 param->tx_pending = priv->tx_ring[0]->size;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -07001064}
1065
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001066static 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 Dumazetb9d1ab72014-11-16 06:23:16 -08001073static u32 mlx4_en_get_rxfh_key_size(struct net_device *netdev)
1074{
1075 return MLX4_EN_RSS_KEY_SIZE;
1076}
1077
Eyal Perry947cbb02014-12-02 18:12:11 +02001078static 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 Perry892311f2014-12-02 18:12:10 +02001099static int mlx4_en_get_rxfh(struct net_device *dev, u32 *ring_index, u8 *key,
1100 u8 *hfunc)
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001101{
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 Vadaid5ec8992014-10-27 11:37:47 +02001109 rss_rings = 1 << ilog2(rss_rings);
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001110
1111 while (n--) {
Eyal Perry892311f2014-12-02 18:12:10 +02001112 if (!ring_index)
1113 break;
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001114 ring_index[n] = rss_map->qps[n % rss_rings].qpn -
1115 rss_map->base_qpn;
1116 }
Eric Dumazetb9d1ab72014-11-16 06:23:16 -08001117 if (key)
Eric Dumazetbd635c32014-11-22 17:24:19 -08001118 memcpy(key, priv->rss_key, MLX4_EN_RSS_KEY_SIZE);
Eyal Perry892311f2014-12-02 18:12:10 +02001119 if (hfunc)
Eyal Perry947cbb02014-12-02 18:12:11 +02001120 *hfunc = priv->rss_hash_fn;
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001121 return err;
1122}
1123
Ben Hutchingsfe62d002014-05-15 01:25:27 +01001124static int mlx4_en_set_rxfh(struct net_device *dev, const u32 *ring_index,
Eyal Perry892311f2014-12-02 18:12:10 +02001125 const u8 *key, const u8 hfunc)
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001126{
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 Dumazetbd635c32014-11-22 17:24:19 -08001138 if (!ring_index)
1139 continue;
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001140 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 Perry947cbb02014-12-02 18:12:11 +02001154 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 Petrilin93d3e362012-01-17 22:54:55 +00001160 mutex_lock(&mdev->state_lock);
1161 if (priv->port_up) {
1162 port_up = 1;
Amir Vadai3484aac2013-01-30 23:07:11 +00001163 mlx4_en_stop_port(dev, 1);
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001164 }
1165
Eric Dumazetbd635c32014-11-22 17:24:19 -08001166 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 Perry947cbb02014-12-02 18:12:11 +02001170
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001171 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 Zion82067282012-07-05 04:03:49 +00001181#define all_zeros_or_all_ones(field) \
1182 ((field) == 0 || (field) == (__force typeof(field))-1)
1183
1184static 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 Zion82067282012-07-05 04:03:49 +00001190
1191 if (cmd->fs.location >= MAX_NUM_OF_FS_RULES)
1192 return -EINVAL;
1193
Yan Burman520dfe32012-12-12 02:13:19 +00001194 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 Zion82067282012-07-05 04:03:49 +00001201 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 Burmanc402b942012-12-12 02:13:18 +00001225 if (!is_zero_ether_addr(eth_mask->h_source))
Hadar Hen Zion82067282012-07-05 04:03:49 +00001226 return -EINVAL;
1227
1228 /* dest mac mask must be ff:ff:ff:ff:ff:ff */
Yan Burmanc402b942012-12-12 02:13:18 +00001229 if (!is_broadcast_ether_addr(eth_mask->h_dest))
Hadar Hen Zion82067282012-07-05 04:03:49 +00001230 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 Zion8258bd22013-01-30 23:07:06 +00001241 !((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 Zion82067282012-07-05 04:03:49 +00001245 return -EINVAL;
Hadar Hen Zion8258bd22013-01-30 23:07:06 +00001246
Hadar Hen Zion69d71262013-01-30 23:07:05 +00001247 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 Zion8258bd22013-01-30 23:07:06 +00001250
Hadar Hen Zion69d71262013-01-30 23:07:05 +00001251 }
Hadar Hen Zion82067282012-07-05 04:03:49 +00001252 }
1253
1254 return 0;
1255}
1256
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001257static 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 Zion82067282012-07-05 04:03:49 +00001261{
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001262 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 Zion8258bd22013-01-30 23:07:06 +00001269 if ((cmd->fs.flow_type & FLOW_EXT) &&
1270 (cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK))) {
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001271 spec_l2->eth.vlan_id = cmd->fs.h_ext.vlan_tci;
Hadar Hen Zion8258bd22013-01-30 23:07:06 +00001272 spec_l2->eth.vlan_id_msk = cpu_to_be16(VLAN_VID_MASK);
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001273 }
1274
1275 list_add_tail(&spec_l2->list, rule_list_h);
1276
1277 return err;
1278}
1279
1280static 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 Zionf9d96862013-02-04 03:01:21 +00001286#ifdef CONFIG_INET
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001287 unsigned char mac[ETH_ALEN];
1288
1289 if (!ipv4_is_multicast(ipv4_dst)) {
Yan Burman6bbb6d92013-02-07 02:25:20 +00001290 if (cmd->fs.flow_type & FLOW_MAC_EXT)
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001291 memcpy(&mac, cmd->fs.h_ext.h_dest, ETH_ALEN);
Yan Burman6bbb6d92013-02-07 02:25:20 +00001292 else
1293 memcpy(&mac, priv->dev->dev_addr, ETH_ALEN);
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001294 } 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 Zionf9d96862013-02-04 03:01:21 +00001299#else
1300 return -EINVAL;
1301#endif
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001302}
1303
1304static int add_ip_rule(struct mlx4_en_priv *priv,
1305 struct ethtool_rxnfc *cmd,
1306 struct list_head *list_h)
1307{
Hadar Hen Zion377d9732013-02-04 03:01:20 +00001308 int err;
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001309 struct mlx4_spec_list *spec_l2 = NULL;
1310 struct mlx4_spec_list *spec_l3 = NULL;
Hadar Hen Zion82067282012-07-05 04:03:49 +00001311 struct ethtool_usrip4_spec *l3_mask = &cmd->fs.m_u.usr_ip4_spec;
1312
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001313 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 Zion377d9732013-02-04 03:01:20 +00001316 err = -ENOMEM;
1317 goto free_spec;
Hadar Hen Zion82067282012-07-05 04:03:49 +00001318 }
1319
Hadar Hen Zion377d9732013-02-04 03:01:20 +00001320 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 Zion82067282012-07-05 04:03:49 +00001325 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 Zion377d9732013-02-04 03:01:20 +00001335
1336free_spec:
1337 kfree(spec_l2);
1338 kfree(spec_l3);
1339 return err;
Hadar Hen Zion82067282012-07-05 04:03:49 +00001340}
1341
1342static 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 Zion377d9732013-02-04 03:01:20 +00001346 int err;
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001347 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 Zion82067282012-07-05 04:03:49 +00001350 struct ethtool_tcpip4_spec *l4_mask = &cmd->fs.m_u.tcp_ip4_spec;
1351
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001352 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 Zion377d9732013-02-04 03:01:20 +00001356 err = -ENOMEM;
1357 goto free_spec;
Hadar Hen Zion82067282012-07-05 04:03:49 +00001358 }
1359
1360 spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4;
1361
1362 if (proto == TCP_V4_FLOW) {
Hadar Hen Zion377d9732013-02-04 03:01:20 +00001363 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 Zion82067282012-07-05 04:03:49 +00001369 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 Zion377d9732013-02-04 03:01:20 +00001375 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 Zion82067282012-07-05 04:03:49 +00001381 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 Zion377d9732013-02-04 03:01:20 +00001402
1403free_spec:
1404 kfree(spec_l2);
1405 kfree(spec_l3);
1406 kfree(spec_l4);
1407 return err;
Hadar Hen Zion82067282012-07-05 04:03:49 +00001408}
1409
1410static 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 Zion82067282012-07-05 04:03:49 +00001415 struct ethhdr *eth_spec;
Hadar Hen Zion82067282012-07-05 04:03:49 +00001416 struct mlx4_spec_list *spec_l2;
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001417 struct mlx4_en_priv *priv = netdev_priv(dev);
Hadar Hen Zion82067282012-07-05 04:03:49 +00001418
1419 err = mlx4_en_validate_flow(dev, cmd);
1420 if (err)
1421 return err;
1422
Yan Burman520dfe32012-12-12 02:13:19 +00001423 switch (cmd->fs.flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) {
Hadar Hen Zion82067282012-07-05 04:03:49 +00001424 case ETHER_FLOW:
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001425 spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL);
1426 if (!spec_l2)
1427 return -ENOMEM;
1428
Hadar Hen Zion82067282012-07-05 04:03:49 +00001429 eth_spec = &cmd->fs.h_u.ether_spec;
Hadar Hen Zionf90a3672013-01-30 23:07:04 +00001430 mlx4_en_ethtool_add_mac_rule(cmd, rule_list_h, spec_l2,
1431 &eth_spec->h_dest[0]);
Hadar Hen Zion82067282012-07-05 04:03:49 +00001432 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
1450static 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 Zionf9162532013-04-24 13:58:45 +00001464 .promisc_mode = MLX4_FS_REGULAR,
Hadar Hen Zion82067282012-07-05 04:03:49 +00001465 };
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 Zioncabdc8ee2012-07-05 04:03:50 +00001473 qpn = priv->drop_qp.qpn;
Hadar Hen Zion82067282012-07-05 04:03:49 +00001474 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 Perches1a91de22014-05-07 12:52:57 -07001478 en_warn(priv, "rxnfc: RX ring (%llu) doesn't exist\n",
Hadar Hen Zion82067282012-07-05 04:03:49 +00001479 cmd->fs.ring_cookie);
1480 return -EINVAL;
1481 }
1482 qpn = priv->rss_map.qps[cmd->fs.ring_cookie].qpn;
1483 if (!qpn) {
Joe Perches1a91de22014-05-07 12:52:57 -07001484 en_warn(priv, "rxnfc: RX ring (%llu) is inactive\n",
Hadar Hen Zion82067282012-07-05 04:03:49 +00001485 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 Zion0d256c02013-01-30 23:07:08 +00001505 list_del(&loc_rule->list);
Hadar Hen Zion82067282012-07-05 04:03:49 +00001506 }
1507 err = mlx4_flow_attach(priv->mdev->dev, &rule, &reg_id);
1508 if (err) {
Joe Perches1a91de22014-05-07 12:52:57 -07001509 en_err(priv, "Fail to attach network rule at location %d\n",
Hadar Hen Zion82067282012-07-05 04:03:49 +00001510 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 Zion0d256c02013-01-30 23:07:08 +00001516 list_add_tail(&loc_rule->list, &priv->ethtool_list);
Hadar Hen Zion82067282012-07-05 04:03:49 +00001517
1518out_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
1526static 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 Zion0d256c02013-01-30 23:07:08 +00001550 list_del(&rule->list);
Hadar Hen Zion82067282012-07-05 04:03:49 +00001551out:
1552 return err;
1553
1554}
1555
1556static 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
1576static 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 Petrilin93d3e362012-01-17 22:54:55 +00001588static 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 Zion82067282012-07-05 04:03:49 +00001592 struct mlx4_en_dev *mdev = priv->mdev;
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001593 int err = 0;
Hadar Hen Zion82067282012-07-05 04:03:49 +00001594 int i = 0, priority = 0;
1595
1596 if ((cmd->cmd == ETHTOOL_GRXCLSRLCNT ||
1597 cmd->cmd == ETHTOOL_GRXCLSRULE ||
1598 cmd->cmd == ETHTOOL_GRXCLSRLALL) &&
Hadar Hen Zion280fce12013-01-30 23:07:07 +00001599 (mdev->dev->caps.steering_mode !=
1600 MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up))
Hadar Hen Zion82067282012-07-05 04:03:49 +00001601 return -EINVAL;
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001602
1603 switch (cmd->cmd) {
1604 case ETHTOOL_GRXRINGS:
1605 cmd->data = priv->rx_ring_num;
1606 break;
Hadar Hen Zion82067282012-07-05 04:03:49 +00001607 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 Petrilin93d3e362012-01-17 22:54:55 +00001622 default:
1623 err = -EOPNOTSUPP;
1624 break;
1625 }
1626
1627 return err;
1628}
1629
Hadar Hen Zion82067282012-07-05 04:03:49 +00001630static 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 Zion280fce12013-01-30 23:07:07 +00001636 if (mdev->dev->caps.steering_mode !=
1637 MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up)
Hadar Hen Zion82067282012-07-05 04:03:49 +00001638 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 Vadaid3179662012-12-02 03:49:23 +00001655static 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
1669static 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 Engelmayerda26a622014-05-17 23:52:03 +02001674 int port_up = 0;
Amir Vadaid3179662012-12-02 03:49:23 +00001675 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 Vadai3484aac2013-01-30 23:07:11 +00001686 mlx4_en_stop_port(dev, 1);
Amir Vadaid3179662012-12-02 03:49:23 +00001687 }
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 Shamayf5b63452014-05-14 12:15:11 +03001704 if (dev->num_tc)
1705 mlx4_en_setup_tc(dev, MLX4_EN_NUM_UP);
Amir Vadaid3179662012-12-02 03:49:23 +00001706
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
1718out:
1719 mutex_unlock(&mdev->state_lock);
1720 return err;
1721}
1722
Amir Vadaiec693d42013-04-23 06:06:49 +00001723static 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 Bohrerad7d4ea2013-12-31 11:39:39 -06001747
1748 if (mdev->ptp_clock)
1749 info->phc_index = ptp_clock_index(mdev->ptp_clock);
Amir Vadaiec693d42013-04-23 06:06:49 +00001750 }
1751
1752 return ret;
1753}
1754
Fengguang Wu3f6148e2014-07-24 09:11:46 +03001755static int mlx4_en_set_priv_flags(struct net_device *dev, u32 flags)
Amir Vadai0fef9d02014-07-22 15:44:10 +03001756{
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 Wu3f6148e2014-07-24 09:11:46 +03001790static u32 mlx4_en_get_priv_flags(struct net_device *dev)
Amir Vadai0fef9d02014-07-22 15:44:10 +03001791{
1792 struct mlx4_en_priv *priv = netdev_priv(dev);
1793
1794 return priv->pflags;
1795}
1796
Eric Dumazet1556b872014-10-05 12:35:22 +03001797static 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
1816static 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 Mahameed7202da82014-10-27 11:37:36 +02001839static 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
1882static 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 Vadai0fef9d02014-07-22 15:44:10 +03001919
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -07001920const 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 Petrilinc27a02c2008-10-22 15:47:49 -07001924 .get_link = ethtool_op_get_link,
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -07001925 .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 Petriline7c1c2c42010-08-24 03:46:18 +00001928 .self_test = mlx4_en_self_test,
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -07001929 .get_wol = mlx4_en_get_wol,
Yevgeny Petrilin14c07b12011-03-22 22:37:59 +00001930 .set_wol = mlx4_en_set_wol,
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -07001931 .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 Petrilin18cc42a2008-12-29 18:39:20 -08001938 .set_ringparam = mlx4_en_set_ringparam,
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001939 .get_rxnfc = mlx4_en_get_rxnfc,
Hadar Hen Zion82067282012-07-05 04:03:49 +00001940 .set_rxnfc = mlx4_en_set_rxnfc,
Yevgeny Petrilin93d3e362012-01-17 22:54:55 +00001941 .get_rxfh_indir_size = mlx4_en_get_rxfh_indir_size,
Eric Dumazetb9d1ab72014-11-16 06:23:16 -08001942 .get_rxfh_key_size = mlx4_en_get_rxfh_key_size,
Ben Hutchingsfe62d002014-05-15 01:25:27 +01001943 .get_rxfh = mlx4_en_get_rxfh,
1944 .set_rxfh = mlx4_en_set_rxfh,
Amir Vadaid3179662012-12-02 03:49:23 +00001945 .get_channels = mlx4_en_get_channels,
1946 .set_channels = mlx4_en_set_channels,
Amir Vadaiec693d42013-04-23 06:06:49 +00001947 .get_ts_info = mlx4_en_get_ts_info,
Amir Vadai0fef9d02014-07-22 15:44:10 +03001948 .set_priv_flags = mlx4_en_set_priv_flags,
1949 .get_priv_flags = mlx4_en_get_priv_flags,
Eric Dumazet1556b872014-10-05 12:35:22 +03001950 .get_tunable = mlx4_en_get_tunable,
1951 .set_tunable = mlx4_en_set_tunable,
Saeed Mahameed7202da82014-10-27 11:37:36 +02001952 .get_module_info = mlx4_en_get_module_info,
1953 .get_module_eeprom = mlx4_en_get_module_eeprom
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -07001954};
1955
1956
1957
1958
1959