blob: 056152b3ff58fc051284a7d629f7876218e8b1de [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>
37
38#include "mlx4_en.h"
39#include "en_port.h"
40
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -070041
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -070042static void
43mlx4_en_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
44{
45 struct mlx4_en_priv *priv = netdev_priv(dev);
46 struct mlx4_en_dev *mdev = priv->mdev;
47
48 sprintf(drvinfo->driver, DRV_NAME " (%s)", mdev->dev->board_id);
49 strncpy(drvinfo->version, DRV_VERSION " (" DRV_RELDATE ")", 32);
50 sprintf(drvinfo->fw_version, "%d.%d.%d",
51 (u16) (mdev->dev->caps.fw_ver >> 32),
52 (u16) ((mdev->dev->caps.fw_ver >> 16) & 0xffff),
53 (u16) (mdev->dev->caps.fw_ver & 0xffff));
54 strncpy(drvinfo->bus_info, pci_name(mdev->dev->pdev), 32);
55 drvinfo->n_stats = 0;
56 drvinfo->regdump_len = 0;
57 drvinfo->eedump_len = 0;
58}
59
60static u32 mlx4_en_get_tso(struct net_device *dev)
61{
62 return (dev->features & NETIF_F_TSO) != 0;
63}
64
65static int mlx4_en_set_tso(struct net_device *dev, u32 data)
66{
67 struct mlx4_en_priv *priv = netdev_priv(dev);
68
69 if (data) {
70 if (!priv->mdev->LSO_support)
71 return -EPERM;
72 dev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
73 } else
74 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
75 return 0;
76}
77
78static u32 mlx4_en_get_rx_csum(struct net_device *dev)
79{
80 struct mlx4_en_priv *priv = netdev_priv(dev);
81 return priv->rx_csum;
82}
83
84static int mlx4_en_set_rx_csum(struct net_device *dev, u32 data)
85{
86 struct mlx4_en_priv *priv = netdev_priv(dev);
87 priv->rx_csum = (data != 0);
88 return 0;
89}
90
91static const char main_strings[][ETH_GSTRING_LEN] = {
92 "rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors",
93 "tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions",
94 "rx_length_errors", "rx_over_errors", "rx_crc_errors",
95 "rx_frame_errors", "rx_fifo_errors", "rx_missed_errors",
96 "tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors",
97 "tx_heartbeat_errors", "tx_window_errors",
98
99 /* port statistics */
Yevgeny Petrilinfa37a952010-08-24 03:46:46 +0000100 "tso_packets",
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700101 "queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_failed",
102 "rx_csum_good", "rx_csum_none", "tx_chksum_offload",
103
104 /* packet statistics */
105 "broadcast", "rx_prio_0", "rx_prio_1", "rx_prio_2", "rx_prio_3",
106 "rx_prio_4", "rx_prio_5", "rx_prio_6", "rx_prio_7", "tx_prio_0",
107 "tx_prio_1", "tx_prio_2", "tx_prio_3", "tx_prio_4", "tx_prio_5",
108 "tx_prio_6", "tx_prio_7",
109};
Yevgeny Petrilind61702f2010-09-05 22:20:24 +0000110#define NUM_MAIN_STATS 21
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700111#define NUM_ALL_STATS (NUM_MAIN_STATS + NUM_PORT_STATS + NUM_PKT_STATS + NUM_PERF_STATS)
112
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000113static const char mlx4_en_test_names[][ETH_GSTRING_LEN]= {
114 "Interupt Test",
115 "Link Test",
116 "Speed Test",
117 "Register Test",
118 "Loopback Test",
119};
120
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700121static u32 mlx4_en_get_msglevel(struct net_device *dev)
122{
123 return ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable;
124}
125
126static void mlx4_en_set_msglevel(struct net_device *dev, u32 val)
127{
128 ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable = val;
129}
130
131static void mlx4_en_get_wol(struct net_device *netdev,
132 struct ethtool_wolinfo *wol)
133{
134 wol->supported = 0;
135 wol->wolopts = 0;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700136}
137
138static int mlx4_en_get_sset_count(struct net_device *dev, int sset)
139{
140 struct mlx4_en_priv *priv = netdev_priv(dev);
141
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000142 switch (sset) {
143 case ETH_SS_STATS:
144 return NUM_ALL_STATS +
145 (priv->tx_ring_num + priv->rx_ring_num) * 2;
146 case ETH_SS_TEST:
147 return MLX4_EN_NUM_SELF_TEST - !(priv->mdev->dev->caps.loopback_support) * 2;
148 default:
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700149 return -EOPNOTSUPP;
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000150 }
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700151}
152
153static void mlx4_en_get_ethtool_stats(struct net_device *dev,
154 struct ethtool_stats *stats, uint64_t *data)
155{
156 struct mlx4_en_priv *priv = netdev_priv(dev);
157 int index = 0;
158 int i;
159
160 spin_lock_bh(&priv->stats_lock);
161
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700162 for (i = 0; i < NUM_MAIN_STATS; i++)
163 data[index++] = ((unsigned long *) &priv->stats)[i];
164 for (i = 0; i < NUM_PORT_STATS; i++)
165 data[index++] = ((unsigned long *) &priv->port_stats)[i];
166 for (i = 0; i < priv->tx_ring_num; i++) {
167 data[index++] = priv->tx_ring[i].packets;
168 data[index++] = priv->tx_ring[i].bytes;
169 }
170 for (i = 0; i < priv->rx_ring_num; i++) {
171 data[index++] = priv->rx_ring[i].packets;
172 data[index++] = priv->rx_ring[i].bytes;
173 }
174 for (i = 0; i < NUM_PKT_STATS; i++)
175 data[index++] = ((unsigned long *) &priv->pkstats)[i];
176 spin_unlock_bh(&priv->stats_lock);
177
178}
179
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000180static void mlx4_en_self_test(struct net_device *dev,
181 struct ethtool_test *etest, u64 *buf)
182{
183 mlx4_en_ex_selftest(dev, &etest->flags, buf);
184}
185
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700186static void mlx4_en_get_strings(struct net_device *dev,
187 uint32_t stringset, uint8_t *data)
188{
189 struct mlx4_en_priv *priv = netdev_priv(dev);
190 int index = 0;
191 int i;
192
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000193 switch (stringset) {
194 case ETH_SS_TEST:
195 for (i = 0; i < MLX4_EN_NUM_SELF_TEST - 2; i++)
196 strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]);
197 if (priv->mdev->dev->caps.loopback_support)
198 for (; i < MLX4_EN_NUM_SELF_TEST; i++)
199 strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]);
200 break;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700201
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000202 case ETH_SS_STATS:
203 /* Add main counters */
204 for (i = 0; i < NUM_MAIN_STATS; i++)
205 strcpy(data + (index++) * ETH_GSTRING_LEN, main_strings[i]);
206 for (i = 0; i< NUM_PORT_STATS; i++)
207 strcpy(data + (index++) * ETH_GSTRING_LEN,
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700208 main_strings[i + NUM_MAIN_STATS]);
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000209 for (i = 0; i < priv->tx_ring_num; i++) {
210 sprintf(data + (index++) * ETH_GSTRING_LEN,
211 "tx%d_packets", i);
212 sprintf(data + (index++) * ETH_GSTRING_LEN,
213 "tx%d_bytes", i);
214 }
215 for (i = 0; i < priv->rx_ring_num; i++) {
216 sprintf(data + (index++) * ETH_GSTRING_LEN,
217 "rx%d_packets", i);
218 sprintf(data + (index++) * ETH_GSTRING_LEN,
219 "rx%d_bytes", i);
220 }
221 for (i = 0; i< NUM_PKT_STATS; i++)
222 strcpy(data + (index++) * ETH_GSTRING_LEN,
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700223 main_strings[i + NUM_MAIN_STATS + NUM_PORT_STATS]);
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000224 break;
225 }
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700226}
227
228static int mlx4_en_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
229{
Yevgeny Petrilin76995172010-08-24 03:46:23 +0000230 struct mlx4_en_priv *priv = netdev_priv(dev);
231 int trans_type;
232
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700233 cmd->autoneg = AUTONEG_DISABLE;
234 cmd->supported = SUPPORTED_10000baseT_Full;
Yevgeny Petrilin76995172010-08-24 03:46:23 +0000235 cmd->advertising = ADVERTISED_10000baseT_Full;
236
237 if (mlx4_en_QUERY_PORT(priv->mdev, priv->port))
238 return -ENOMEM;
239
240 trans_type = priv->port_state.transciver;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700241 if (netif_carrier_ok(dev)) {
Yevgeny Petrilin76995172010-08-24 03:46:23 +0000242 cmd->speed = priv->port_state.link_speed;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700243 cmd->duplex = DUPLEX_FULL;
244 } else {
245 cmd->speed = -1;
246 cmd->duplex = -1;
247 }
Yevgeny Petrilin76995172010-08-24 03:46:23 +0000248
249 if (trans_type > 0 && trans_type <= 0xC) {
250 cmd->port = PORT_FIBRE;
251 cmd->transceiver = XCVR_EXTERNAL;
252 cmd->supported |= SUPPORTED_FIBRE;
253 cmd->advertising |= ADVERTISED_FIBRE;
254 } else if (trans_type == 0x80 || trans_type == 0) {
255 cmd->port = PORT_TP;
256 cmd->transceiver = XCVR_INTERNAL;
257 cmd->supported |= SUPPORTED_TP;
258 cmd->advertising |= ADVERTISED_TP;
259 } else {
260 cmd->port = -1;
261 cmd->transceiver = -1;
262 }
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700263 return 0;
264}
265
266static int mlx4_en_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
267{
268 if ((cmd->autoneg == AUTONEG_ENABLE) ||
269 (cmd->speed != SPEED_10000) || (cmd->duplex != DUPLEX_FULL))
270 return -EINVAL;
271
272 /* Nothing to change */
273 return 0;
274}
275
276static int mlx4_en_get_coalesce(struct net_device *dev,
277 struct ethtool_coalesce *coal)
278{
279 struct mlx4_en_priv *priv = netdev_priv(dev);
280
281 coal->tx_coalesce_usecs = 0;
282 coal->tx_max_coalesced_frames = 0;
283 coal->rx_coalesce_usecs = priv->rx_usecs;
284 coal->rx_max_coalesced_frames = priv->rx_frames;
285
286 coal->pkt_rate_low = priv->pkt_rate_low;
287 coal->rx_coalesce_usecs_low = priv->rx_usecs_low;
288 coal->pkt_rate_high = priv->pkt_rate_high;
289 coal->rx_coalesce_usecs_high = priv->rx_usecs_high;
290 coal->rate_sample_interval = priv->sample_interval;
291 coal->use_adaptive_rx_coalesce = priv->adaptive_rx_coal;
292 return 0;
293}
294
295static int mlx4_en_set_coalesce(struct net_device *dev,
296 struct ethtool_coalesce *coal)
297{
298 struct mlx4_en_priv *priv = netdev_priv(dev);
299 int err, i;
300
301 priv->rx_frames = (coal->rx_max_coalesced_frames ==
302 MLX4_EN_AUTO_CONF) ?
Yevgeny Petrilin3db36fb2009-06-01 23:23:13 +0000303 MLX4_EN_RX_COAL_TARGET :
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700304 coal->rx_max_coalesced_frames;
305 priv->rx_usecs = (coal->rx_coalesce_usecs ==
306 MLX4_EN_AUTO_CONF) ?
307 MLX4_EN_RX_COAL_TIME :
308 coal->rx_coalesce_usecs;
309
310 /* Set adaptive coalescing params */
311 priv->pkt_rate_low = coal->pkt_rate_low;
312 priv->rx_usecs_low = coal->rx_coalesce_usecs_low;
313 priv->pkt_rate_high = coal->pkt_rate_high;
314 priv->rx_usecs_high = coal->rx_coalesce_usecs_high;
315 priv->sample_interval = coal->rate_sample_interval;
316 priv->adaptive_rx_coal = coal->use_adaptive_rx_coalesce;
317 priv->last_moder_time = MLX4_EN_AUTO_CONF;
318 if (priv->adaptive_rx_coal)
319 return 0;
320
321 for (i = 0; i < priv->rx_ring_num; i++) {
322 priv->rx_cq[i].moder_cnt = priv->rx_frames;
323 priv->rx_cq[i].moder_time = priv->rx_usecs;
324 err = mlx4_en_set_cq_moder(priv, &priv->rx_cq[i]);
325 if (err)
326 return err;
327 }
328 return 0;
329}
330
331static int mlx4_en_set_pauseparam(struct net_device *dev,
332 struct ethtool_pauseparam *pause)
333{
334 struct mlx4_en_priv *priv = netdev_priv(dev);
335 struct mlx4_en_dev *mdev = priv->mdev;
336 int err;
337
Yevgeny Petrilind53b93f2008-11-05 04:48:36 +0000338 priv->prof->tx_pause = pause->tx_pause != 0;
339 priv->prof->rx_pause = pause->rx_pause != 0;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700340 err = mlx4_SET_PORT_general(mdev->dev, priv->port,
341 priv->rx_skb_size + ETH_FCS_LEN,
Yevgeny Petrilind53b93f2008-11-05 04:48:36 +0000342 priv->prof->tx_pause,
343 priv->prof->tx_ppp,
344 priv->prof->rx_pause,
345 priv->prof->rx_ppp);
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700346 if (err)
Yevgeny Petrilin453a6082009-06-01 20:27:13 +0000347 en_err(priv, "Failed setting pause params\n");
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700348
349 return err;
350}
351
352static void mlx4_en_get_pauseparam(struct net_device *dev,
353 struct ethtool_pauseparam *pause)
354{
355 struct mlx4_en_priv *priv = netdev_priv(dev);
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700356
Yevgeny Petrilind53b93f2008-11-05 04:48:36 +0000357 pause->tx_pause = priv->prof->tx_pause;
358 pause->rx_pause = priv->prof->rx_pause;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700359}
360
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -0800361static int mlx4_en_set_ringparam(struct net_device *dev,
362 struct ethtool_ringparam *param)
363{
364 struct mlx4_en_priv *priv = netdev_priv(dev);
365 struct mlx4_en_dev *mdev = priv->mdev;
366 u32 rx_size, tx_size;
367 int port_up = 0;
368 int err = 0;
369
370 if (param->rx_jumbo_pending || param->rx_mini_pending)
371 return -EINVAL;
372
373 rx_size = roundup_pow_of_two(param->rx_pending);
374 rx_size = max_t(u32, rx_size, MLX4_EN_MIN_RX_SIZE);
Yevgeny Petrilinbd531e32009-01-08 10:57:37 -0800375 rx_size = min_t(u32, rx_size, MLX4_EN_MAX_RX_SIZE);
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -0800376 tx_size = roundup_pow_of_two(param->tx_pending);
377 tx_size = max_t(u32, tx_size, MLX4_EN_MIN_TX_SIZE);
Yevgeny Petrilinbd531e32009-01-08 10:57:37 -0800378 tx_size = min_t(u32, tx_size, MLX4_EN_MAX_TX_SIZE);
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -0800379
Yevgeny Petrilinbc081ce2010-08-24 03:46:34 +0000380 if (rx_size == (priv->port_up ? priv->rx_ring[0].actual_size :
381 priv->rx_ring[0].size) &&
382 tx_size == priv->tx_ring[0].size)
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -0800383 return 0;
384
385 mutex_lock(&mdev->state_lock);
386 if (priv->port_up) {
387 port_up = 1;
388 mlx4_en_stop_port(dev);
389 }
390
391 mlx4_en_free_resources(priv);
392
393 priv->prof->tx_ring_size = tx_size;
394 priv->prof->rx_ring_size = rx_size;
395
396 err = mlx4_en_alloc_resources(priv);
397 if (err) {
Yevgeny Petrilin453a6082009-06-01 20:27:13 +0000398 en_err(priv, "Failed reallocating port resources\n");
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -0800399 goto out;
400 }
401 if (port_up) {
402 err = mlx4_en_start_port(dev);
403 if (err)
Yevgeny Petrilin453a6082009-06-01 20:27:13 +0000404 en_err(priv, "Failed starting port\n");
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -0800405 }
406
407out:
408 mutex_unlock(&mdev->state_lock);
409 return err;
410}
411
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700412static void mlx4_en_get_ringparam(struct net_device *dev,
413 struct ethtool_ringparam *param)
414{
415 struct mlx4_en_priv *priv = netdev_priv(dev);
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700416
417 memset(param, 0, sizeof(*param));
Yevgeny Petrilinbd531e32009-01-08 10:57:37 -0800418 param->rx_max_pending = MLX4_EN_MAX_RX_SIZE;
419 param->tx_max_pending = MLX4_EN_MAX_TX_SIZE;
Yevgeny Petrilinbc081ce2010-08-24 03:46:34 +0000420 param->rx_pending = priv->port_up ?
421 priv->rx_ring[0].actual_size : priv->rx_ring[0].size;
422 param->tx_pending = priv->tx_ring[0].size;
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700423}
424
425const struct ethtool_ops mlx4_en_ethtool_ops = {
426 .get_drvinfo = mlx4_en_get_drvinfo,
427 .get_settings = mlx4_en_get_settings,
428 .set_settings = mlx4_en_set_settings,
429#ifdef NETIF_F_TSO
430 .get_tso = mlx4_en_get_tso,
431 .set_tso = mlx4_en_set_tso,
432#endif
433 .get_sg = ethtool_op_get_sg,
434 .set_sg = ethtool_op_set_sg,
435 .get_link = ethtool_op_get_link,
436 .get_rx_csum = mlx4_en_get_rx_csum,
437 .set_rx_csum = mlx4_en_set_rx_csum,
438 .get_tx_csum = ethtool_op_get_tx_csum,
439 .set_tx_csum = ethtool_op_set_tx_ipv6_csum,
440 .get_strings = mlx4_en_get_strings,
441 .get_sset_count = mlx4_en_get_sset_count,
442 .get_ethtool_stats = mlx4_en_get_ethtool_stats,
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000443 .self_test = mlx4_en_self_test,
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700444 .get_wol = mlx4_en_get_wol,
445 .get_msglevel = mlx4_en_get_msglevel,
446 .set_msglevel = mlx4_en_set_msglevel,
447 .get_coalesce = mlx4_en_get_coalesce,
448 .set_coalesce = mlx4_en_set_coalesce,
449 .get_pauseparam = mlx4_en_get_pauseparam,
450 .set_pauseparam = mlx4_en_set_pauseparam,
451 .get_ringparam = mlx4_en_get_ringparam,
Yevgeny Petrilin18cc42a2008-12-29 18:39:20 -0800452 .set_ringparam = mlx4_en_set_ringparam,
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700453 .get_flags = ethtool_op_get_flags,
Yevgeny Petrilinc27a02c2008-10-22 15:47:49 -0700454};
455
456
457
458
459