1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2017 - 2019 Pensando Systems, Inc */
3
4 #include <linux/module.h>
5 #include <linux/netdevice.h>
6 #include <linux/sfp.h>
7
8 #include "ionic.h"
9 #include "ionic_bus.h"
10 #include "ionic_lif.h"
11 #include "ionic_ethtool.h"
12 #include "ionic_stats.h"
13
ionic_get_stats_strings(struct ionic_lif * lif,u8 * buf)14 static void ionic_get_stats_strings(struct ionic_lif *lif, u8 *buf)
15 {
16 u32 i;
17
18 for (i = 0; i < ionic_num_stats_grps; i++)
19 ionic_stats_groups[i].get_strings(lif, &buf);
20 }
21
ionic_get_stats(struct net_device * netdev,struct ethtool_stats * stats,u64 * buf)22 static void ionic_get_stats(struct net_device *netdev,
23 struct ethtool_stats *stats, u64 *buf)
24 {
25 struct ionic_lif *lif = netdev_priv(netdev);
26 u32 i;
27
28 if (test_bit(IONIC_LIF_F_FW_RESET, lif->state))
29 return;
30
31 memset(buf, 0, stats->n_stats * sizeof(*buf));
32 for (i = 0; i < ionic_num_stats_grps; i++)
33 ionic_stats_groups[i].get_values(lif, &buf);
34 }
35
ionic_get_stats_count(struct ionic_lif * lif)36 static int ionic_get_stats_count(struct ionic_lif *lif)
37 {
38 int i, num_stats = 0;
39
40 for (i = 0; i < ionic_num_stats_grps; i++)
41 num_stats += ionic_stats_groups[i].get_count(lif);
42
43 return num_stats;
44 }
45
ionic_get_sset_count(struct net_device * netdev,int sset)46 static int ionic_get_sset_count(struct net_device *netdev, int sset)
47 {
48 struct ionic_lif *lif = netdev_priv(netdev);
49 int count = 0;
50
51 switch (sset) {
52 case ETH_SS_STATS:
53 count = ionic_get_stats_count(lif);
54 break;
55 }
56 return count;
57 }
58
ionic_get_strings(struct net_device * netdev,u32 sset,u8 * buf)59 static void ionic_get_strings(struct net_device *netdev,
60 u32 sset, u8 *buf)
61 {
62 struct ionic_lif *lif = netdev_priv(netdev);
63
64 switch (sset) {
65 case ETH_SS_STATS:
66 ionic_get_stats_strings(lif, buf);
67 break;
68 }
69 }
70
ionic_get_drvinfo(struct net_device * netdev,struct ethtool_drvinfo * drvinfo)71 static void ionic_get_drvinfo(struct net_device *netdev,
72 struct ethtool_drvinfo *drvinfo)
73 {
74 struct ionic_lif *lif = netdev_priv(netdev);
75 struct ionic *ionic = lif->ionic;
76
77 strscpy(drvinfo->driver, IONIC_DRV_NAME, sizeof(drvinfo->driver));
78 strscpy(drvinfo->fw_version, ionic->idev.dev_info.fw_version,
79 sizeof(drvinfo->fw_version));
80 strscpy(drvinfo->bus_info, ionic_bus_info(ionic),
81 sizeof(drvinfo->bus_info));
82 }
83
ionic_get_regs_len(struct net_device * netdev)84 static int ionic_get_regs_len(struct net_device *netdev)
85 {
86 return (IONIC_DEV_INFO_REG_COUNT + IONIC_DEV_CMD_REG_COUNT) * sizeof(u32);
87 }
88
ionic_get_regs(struct net_device * netdev,struct ethtool_regs * regs,void * p)89 static void ionic_get_regs(struct net_device *netdev, struct ethtool_regs *regs,
90 void *p)
91 {
92 struct ionic_lif *lif = netdev_priv(netdev);
93 struct ionic_dev *idev;
94 unsigned int offset;
95 unsigned int size;
96
97 regs->version = IONIC_DEV_CMD_REG_VERSION;
98
99 idev = &lif->ionic->idev;
100 if (!idev->dev_info_regs)
101 return;
102
103 offset = 0;
104 size = IONIC_DEV_INFO_REG_COUNT * sizeof(u32);
105 memcpy_fromio(p + offset, lif->ionic->idev.dev_info_regs->words, size);
106
107 offset += size;
108 size = IONIC_DEV_CMD_REG_COUNT * sizeof(u32);
109 memcpy_fromio(p + offset, idev->dev_cmd_regs->words, size);
110 }
111
ionic_get_link_ext_stats(struct net_device * netdev,struct ethtool_link_ext_stats * stats)112 static void ionic_get_link_ext_stats(struct net_device *netdev,
113 struct ethtool_link_ext_stats *stats)
114 {
115 struct ionic_lif *lif = netdev_priv(netdev);
116
117 if (lif->ionic->pdev->is_physfn)
118 stats->link_down_events = lif->link_down_count;
119 }
120
ionic_get_link_ksettings(struct net_device * netdev,struct ethtool_link_ksettings * ks)121 static int ionic_get_link_ksettings(struct net_device *netdev,
122 struct ethtool_link_ksettings *ks)
123 {
124 struct ionic_lif *lif = netdev_priv(netdev);
125 struct ionic_dev *idev = &lif->ionic->idev;
126 int copper_seen = 0;
127
128 ethtool_link_ksettings_zero_link_mode(ks, supported);
129
130 if (!idev->port_info) {
131 netdev_err(netdev, "port_info not initialized\n");
132 return -EOPNOTSUPP;
133 }
134
135 /* The port_info data is found in a DMA space that the NIC keeps
136 * up-to-date, so there's no need to request the data from the
137 * NIC, we already have it in our memory space.
138 */
139
140 switch (le16_to_cpu(idev->port_info->status.xcvr.pid)) {
141 /* Copper */
142 case IONIC_XCVR_PID_QSFP_100G_CR4:
143 ethtool_link_ksettings_add_link_mode(ks, supported,
144 100000baseCR4_Full);
145 copper_seen++;
146 break;
147 case IONIC_XCVR_PID_QSFP_40GBASE_CR4:
148 ethtool_link_ksettings_add_link_mode(ks, supported,
149 40000baseCR4_Full);
150 copper_seen++;
151 break;
152 case IONIC_XCVR_PID_SFP_25GBASE_CR_S:
153 case IONIC_XCVR_PID_SFP_25GBASE_CR_L:
154 case IONIC_XCVR_PID_SFP_25GBASE_CR_N:
155 ethtool_link_ksettings_add_link_mode(ks, supported,
156 25000baseCR_Full);
157 copper_seen++;
158 break;
159 case IONIC_XCVR_PID_SFP_10GBASE_AOC:
160 case IONIC_XCVR_PID_SFP_10GBASE_CU:
161 ethtool_link_ksettings_add_link_mode(ks, supported,
162 10000baseCR_Full);
163 copper_seen++;
164 break;
165
166 /* Fibre */
167 case IONIC_XCVR_PID_QSFP_100G_SR4:
168 case IONIC_XCVR_PID_QSFP_100G_AOC:
169 ethtool_link_ksettings_add_link_mode(ks, supported,
170 100000baseSR4_Full);
171 break;
172 case IONIC_XCVR_PID_QSFP_100G_CWDM4:
173 case IONIC_XCVR_PID_QSFP_100G_PSM4:
174 case IONIC_XCVR_PID_QSFP_100G_LR4:
175 ethtool_link_ksettings_add_link_mode(ks, supported,
176 100000baseLR4_ER4_Full);
177 break;
178 case IONIC_XCVR_PID_QSFP_100G_ER4:
179 ethtool_link_ksettings_add_link_mode(ks, supported,
180 100000baseLR4_ER4_Full);
181 break;
182 case IONIC_XCVR_PID_QSFP_40GBASE_SR4:
183 case IONIC_XCVR_PID_QSFP_40GBASE_AOC:
184 ethtool_link_ksettings_add_link_mode(ks, supported,
185 40000baseSR4_Full);
186 break;
187 case IONIC_XCVR_PID_QSFP_40GBASE_LR4:
188 ethtool_link_ksettings_add_link_mode(ks, supported,
189 40000baseLR4_Full);
190 break;
191 case IONIC_XCVR_PID_SFP_25GBASE_SR:
192 case IONIC_XCVR_PID_SFP_25GBASE_AOC:
193 case IONIC_XCVR_PID_SFP_25GBASE_ACC:
194 ethtool_link_ksettings_add_link_mode(ks, supported,
195 25000baseSR_Full);
196 break;
197 case IONIC_XCVR_PID_SFP_10GBASE_SR:
198 ethtool_link_ksettings_add_link_mode(ks, supported,
199 10000baseSR_Full);
200 break;
201 case IONIC_XCVR_PID_SFP_10GBASE_LR:
202 ethtool_link_ksettings_add_link_mode(ks, supported,
203 10000baseLR_Full);
204 break;
205 case IONIC_XCVR_PID_SFP_10GBASE_LRM:
206 ethtool_link_ksettings_add_link_mode(ks, supported,
207 10000baseLRM_Full);
208 break;
209 case IONIC_XCVR_PID_SFP_10GBASE_ER:
210 ethtool_link_ksettings_add_link_mode(ks, supported,
211 10000baseER_Full);
212 break;
213 case IONIC_XCVR_PID_SFP_10GBASE_T:
214 ethtool_link_ksettings_add_link_mode(ks, supported,
215 10000baseT_Full);
216 break;
217 case IONIC_XCVR_PID_SFP_1000BASE_T:
218 ethtool_link_ksettings_add_link_mode(ks, supported,
219 1000baseT_Full);
220 break;
221 case IONIC_XCVR_PID_UNKNOWN:
222 /* This means there's no module plugged in */
223 break;
224 default:
225 dev_info(lif->ionic->dev, "unknown xcvr type pid=%d / 0x%x\n",
226 idev->port_info->status.xcvr.pid,
227 idev->port_info->status.xcvr.pid);
228 break;
229 }
230
231 linkmode_copy(ks->link_modes.advertising, ks->link_modes.supported);
232
233 ethtool_link_ksettings_add_link_mode(ks, supported, FEC_BASER);
234 ethtool_link_ksettings_add_link_mode(ks, supported, FEC_RS);
235 if (idev->port_info->config.fec_type == IONIC_PORT_FEC_TYPE_FC)
236 ethtool_link_ksettings_add_link_mode(ks, advertising, FEC_BASER);
237 else if (idev->port_info->config.fec_type == IONIC_PORT_FEC_TYPE_RS)
238 ethtool_link_ksettings_add_link_mode(ks, advertising, FEC_RS);
239
240 ethtool_link_ksettings_add_link_mode(ks, supported, FIBRE);
241 ethtool_link_ksettings_add_link_mode(ks, supported, Pause);
242
243 if (idev->port_info->status.xcvr.phy == IONIC_PHY_TYPE_COPPER ||
244 copper_seen)
245 ks->base.port = PORT_DA;
246 else if (idev->port_info->status.xcvr.phy == IONIC_PHY_TYPE_FIBER)
247 ks->base.port = PORT_FIBRE;
248 else
249 ks->base.port = PORT_NONE;
250
251 if (ks->base.port != PORT_NONE) {
252 ks->base.speed = le32_to_cpu(lif->info->status.link_speed);
253
254 if (le16_to_cpu(lif->info->status.link_status))
255 ks->base.duplex = DUPLEX_FULL;
256 else
257 ks->base.duplex = DUPLEX_UNKNOWN;
258
259 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
260
261 if (idev->port_info->config.an_enable) {
262 ethtool_link_ksettings_add_link_mode(ks, advertising,
263 Autoneg);
264 ks->base.autoneg = AUTONEG_ENABLE;
265 }
266 }
267
268 return 0;
269 }
270
ionic_set_link_ksettings(struct net_device * netdev,const struct ethtool_link_ksettings * ks)271 static int ionic_set_link_ksettings(struct net_device *netdev,
272 const struct ethtool_link_ksettings *ks)
273 {
274 struct ionic_lif *lif = netdev_priv(netdev);
275 struct ionic_dev *idev = &lif->ionic->idev;
276 struct ionic *ionic = lif->ionic;
277 int err = 0;
278
279 if (test_bit(IONIC_LIF_F_FW_RESET, lif->state))
280 return -EBUSY;
281
282 /* set autoneg */
283 if (ks->base.autoneg != idev->port_info->config.an_enable) {
284 mutex_lock(&ionic->dev_cmd_lock);
285 ionic_dev_cmd_port_autoneg(idev, ks->base.autoneg);
286 err = ionic_dev_cmd_wait(ionic, DEVCMD_TIMEOUT);
287 mutex_unlock(&ionic->dev_cmd_lock);
288 if (err)
289 return err;
290 }
291
292 /* set speed */
293 if (ks->base.speed != le32_to_cpu(idev->port_info->config.speed)) {
294 mutex_lock(&ionic->dev_cmd_lock);
295 ionic_dev_cmd_port_speed(idev, ks->base.speed);
296 err = ionic_dev_cmd_wait(ionic, DEVCMD_TIMEOUT);
297 mutex_unlock(&ionic->dev_cmd_lock);
298 if (err)
299 return err;
300 }
301
302 return 0;
303 }
304
ionic_get_pauseparam(struct net_device * netdev,struct ethtool_pauseparam * pause)305 static void ionic_get_pauseparam(struct net_device *netdev,
306 struct ethtool_pauseparam *pause)
307 {
308 struct ionic_lif *lif = netdev_priv(netdev);
309 u8 pause_type;
310
311 pause->autoneg = 0;
312
313 pause_type = lif->ionic->idev.port_info->config.pause_type;
314 if (pause_type) {
315 pause->rx_pause = (pause_type & IONIC_PAUSE_F_RX) ? 1 : 0;
316 pause->tx_pause = (pause_type & IONIC_PAUSE_F_TX) ? 1 : 0;
317 }
318 }
319
ionic_set_pauseparam(struct net_device * netdev,struct ethtool_pauseparam * pause)320 static int ionic_set_pauseparam(struct net_device *netdev,
321 struct ethtool_pauseparam *pause)
322 {
323 struct ionic_lif *lif = netdev_priv(netdev);
324 struct ionic *ionic = lif->ionic;
325 u32 requested_pause;
326 int err;
327
328 if (test_bit(IONIC_LIF_F_FW_RESET, lif->state))
329 return -EBUSY;
330
331 if (pause->autoneg)
332 return -EOPNOTSUPP;
333
334 /* change both at the same time */
335 requested_pause = IONIC_PORT_PAUSE_TYPE_LINK;
336 if (pause->rx_pause)
337 requested_pause |= IONIC_PAUSE_F_RX;
338 if (pause->tx_pause)
339 requested_pause |= IONIC_PAUSE_F_TX;
340
341 if (requested_pause == lif->ionic->idev.port_info->config.pause_type)
342 return 0;
343
344 mutex_lock(&ionic->dev_cmd_lock);
345 ionic_dev_cmd_port_pause(&lif->ionic->idev, requested_pause);
346 err = ionic_dev_cmd_wait(ionic, DEVCMD_TIMEOUT);
347 mutex_unlock(&ionic->dev_cmd_lock);
348 if (err)
349 return err;
350
351 return 0;
352 }
353
ionic_get_fecparam(struct net_device * netdev,struct ethtool_fecparam * fec)354 static int ionic_get_fecparam(struct net_device *netdev,
355 struct ethtool_fecparam *fec)
356 {
357 struct ionic_lif *lif = netdev_priv(netdev);
358
359 switch (lif->ionic->idev.port_info->config.fec_type) {
360 case IONIC_PORT_FEC_TYPE_NONE:
361 fec->active_fec = ETHTOOL_FEC_OFF;
362 break;
363 case IONIC_PORT_FEC_TYPE_RS:
364 fec->active_fec = ETHTOOL_FEC_RS;
365 break;
366 case IONIC_PORT_FEC_TYPE_FC:
367 fec->active_fec = ETHTOOL_FEC_BASER;
368 break;
369 }
370
371 fec->fec = ETHTOOL_FEC_OFF | ETHTOOL_FEC_RS | ETHTOOL_FEC_BASER;
372
373 return 0;
374 }
375
ionic_set_fecparam(struct net_device * netdev,struct ethtool_fecparam * fec)376 static int ionic_set_fecparam(struct net_device *netdev,
377 struct ethtool_fecparam *fec)
378 {
379 struct ionic_lif *lif = netdev_priv(netdev);
380 u8 fec_type;
381 int ret = 0;
382
383 if (test_bit(IONIC_LIF_F_FW_RESET, lif->state))
384 return -EBUSY;
385
386 if (lif->ionic->idev.port_info->config.an_enable) {
387 netdev_err(netdev, "FEC request not allowed while autoneg is enabled\n");
388 return -EINVAL;
389 }
390
391 switch (fec->fec) {
392 case ETHTOOL_FEC_NONE:
393 fec_type = IONIC_PORT_FEC_TYPE_NONE;
394 break;
395 case ETHTOOL_FEC_OFF:
396 fec_type = IONIC_PORT_FEC_TYPE_NONE;
397 break;
398 case ETHTOOL_FEC_RS:
399 fec_type = IONIC_PORT_FEC_TYPE_RS;
400 break;
401 case ETHTOOL_FEC_BASER:
402 fec_type = IONIC_PORT_FEC_TYPE_FC;
403 break;
404 case ETHTOOL_FEC_AUTO:
405 default:
406 netdev_err(netdev, "FEC request 0x%04x not supported\n",
407 fec->fec);
408 return -EINVAL;
409 }
410
411 if (fec_type != lif->ionic->idev.port_info->config.fec_type) {
412 mutex_lock(&lif->ionic->dev_cmd_lock);
413 ionic_dev_cmd_port_fec(&lif->ionic->idev, fec_type);
414 ret = ionic_dev_cmd_wait(lif->ionic, DEVCMD_TIMEOUT);
415 mutex_unlock(&lif->ionic->dev_cmd_lock);
416 }
417
418 return ret;
419 }
420
ionic_get_coalesce(struct net_device * netdev,struct ethtool_coalesce * coalesce,struct kernel_ethtool_coalesce * kernel_coal,struct netlink_ext_ack * extack)421 static int ionic_get_coalesce(struct net_device *netdev,
422 struct ethtool_coalesce *coalesce,
423 struct kernel_ethtool_coalesce *kernel_coal,
424 struct netlink_ext_ack *extack)
425 {
426 struct ionic_lif *lif = netdev_priv(netdev);
427
428 coalesce->tx_coalesce_usecs = lif->tx_coalesce_usecs;
429 coalesce->rx_coalesce_usecs = lif->rx_coalesce_usecs;
430
431 if (test_bit(IONIC_LIF_F_SPLIT_INTR, lif->state))
432 coalesce->use_adaptive_tx_coalesce = test_bit(IONIC_LIF_F_TX_DIM_INTR, lif->state);
433 else
434 coalesce->use_adaptive_tx_coalesce = 0;
435
436 coalesce->use_adaptive_rx_coalesce = test_bit(IONIC_LIF_F_RX_DIM_INTR, lif->state);
437
438 return 0;
439 }
440
ionic_set_coalesce(struct net_device * netdev,struct ethtool_coalesce * coalesce,struct kernel_ethtool_coalesce * kernel_coal,struct netlink_ext_ack * extack)441 static int ionic_set_coalesce(struct net_device *netdev,
442 struct ethtool_coalesce *coalesce,
443 struct kernel_ethtool_coalesce *kernel_coal,
444 struct netlink_ext_ack *extack)
445 {
446 struct ionic_lif *lif = netdev_priv(netdev);
447 struct ionic_identity *ident;
448 u32 rx_coal, rx_dim;
449 u32 tx_coal, tx_dim;
450 unsigned int i;
451
452 ident = &lif->ionic->ident;
453 if (ident->dev.intr_coal_div == 0) {
454 netdev_warn(netdev, "bad HW value in dev.intr_coal_div = %d\n",
455 ident->dev.intr_coal_div);
456 return -EIO;
457 }
458
459 /* Tx normally shares Rx interrupt, so only change Rx if not split */
460 if (!test_bit(IONIC_LIF_F_SPLIT_INTR, lif->state) &&
461 (coalesce->tx_coalesce_usecs != lif->rx_coalesce_usecs ||
462 coalesce->use_adaptive_tx_coalesce)) {
463 netdev_warn(netdev, "only rx parameters can be changed\n");
464 return -EINVAL;
465 }
466
467 /* Convert the usec request to a HW usable value. If they asked
468 * for non-zero and it resolved to zero, bump it up
469 */
470 rx_coal = ionic_coal_usec_to_hw(lif->ionic, coalesce->rx_coalesce_usecs);
471 if (!rx_coal && coalesce->rx_coalesce_usecs)
472 rx_coal = 1;
473 tx_coal = ionic_coal_usec_to_hw(lif->ionic, coalesce->tx_coalesce_usecs);
474 if (!tx_coal && coalesce->tx_coalesce_usecs)
475 tx_coal = 1;
476
477 if (rx_coal > IONIC_INTR_CTRL_COAL_MAX ||
478 tx_coal > IONIC_INTR_CTRL_COAL_MAX)
479 return -ERANGE;
480
481 /* Save the new values */
482 lif->rx_coalesce_usecs = coalesce->rx_coalesce_usecs;
483 lif->rx_coalesce_hw = rx_coal;
484
485 if (test_bit(IONIC_LIF_F_SPLIT_INTR, lif->state))
486 lif->tx_coalesce_usecs = coalesce->tx_coalesce_usecs;
487 else
488 lif->tx_coalesce_usecs = coalesce->rx_coalesce_usecs;
489 lif->tx_coalesce_hw = tx_coal;
490
491 if (coalesce->use_adaptive_rx_coalesce) {
492 set_bit(IONIC_LIF_F_RX_DIM_INTR, lif->state);
493 rx_dim = rx_coal;
494 } else {
495 clear_bit(IONIC_LIF_F_RX_DIM_INTR, lif->state);
496 rx_dim = 0;
497 }
498
499 if (coalesce->use_adaptive_tx_coalesce) {
500 set_bit(IONIC_LIF_F_TX_DIM_INTR, lif->state);
501 tx_dim = tx_coal;
502 } else {
503 clear_bit(IONIC_LIF_F_TX_DIM_INTR, lif->state);
504 tx_dim = 0;
505 }
506
507 if (test_bit(IONIC_LIF_F_UP, lif->state)) {
508 for (i = 0; i < lif->nxqs; i++) {
509 if (lif->rxqcqs[i]->flags & IONIC_QCQ_F_INTR) {
510 ionic_intr_coal_init(lif->ionic->idev.intr_ctrl,
511 lif->rxqcqs[i]->intr.index,
512 lif->rx_coalesce_hw);
513 lif->rxqcqs[i]->intr.dim_coal_hw = rx_dim;
514 }
515
516 if (lif->txqcqs[i]->flags & IONIC_QCQ_F_INTR) {
517 ionic_intr_coal_init(lif->ionic->idev.intr_ctrl,
518 lif->txqcqs[i]->intr.index,
519 lif->tx_coalesce_hw);
520 lif->txqcqs[i]->intr.dim_coal_hw = tx_dim;
521 }
522 }
523 }
524
525 return 0;
526 }
527
ionic_validate_cmb_config(struct ionic_lif * lif,struct ionic_queue_params * qparam)528 static int ionic_validate_cmb_config(struct ionic_lif *lif,
529 struct ionic_queue_params *qparam)
530 {
531 int pages_have, pages_required = 0;
532 unsigned long sz;
533
534 if (!lif->ionic->idev.cmb_inuse &&
535 (qparam->cmb_tx || qparam->cmb_rx)) {
536 netdev_info(lif->netdev, "CMB rings are not supported on this device\n");
537 return -EOPNOTSUPP;
538 }
539
540 if (qparam->cmb_tx) {
541 if (!(lif->qtype_info[IONIC_QTYPE_TXQ].features & IONIC_QIDENT_F_CMB)) {
542 netdev_info(lif->netdev,
543 "CMB rings for tx-push are not supported on this device\n");
544 return -EOPNOTSUPP;
545 }
546
547 sz = sizeof(struct ionic_txq_desc) * qparam->ntxq_descs * qparam->nxqs;
548 pages_required += ALIGN(sz, PAGE_SIZE) / PAGE_SIZE;
549 }
550
551 if (qparam->cmb_rx) {
552 if (!(lif->qtype_info[IONIC_QTYPE_RXQ].features & IONIC_QIDENT_F_CMB)) {
553 netdev_info(lif->netdev,
554 "CMB rings for rx-push are not supported on this device\n");
555 return -EOPNOTSUPP;
556 }
557
558 sz = sizeof(struct ionic_rxq_desc) * qparam->nrxq_descs * qparam->nxqs;
559 pages_required += ALIGN(sz, PAGE_SIZE) / PAGE_SIZE;
560 }
561
562 pages_have = lif->ionic->bars[IONIC_PCI_BAR_CMB].len / PAGE_SIZE;
563 if (pages_required > pages_have) {
564 netdev_info(lif->netdev,
565 "Not enough CMB pages for number of queues and size of descriptor rings, need %d have %d",
566 pages_required, pages_have);
567 return -ENOMEM;
568 }
569
570 return pages_required;
571 }
572
ionic_cmb_rings_toggle(struct ionic_lif * lif,bool cmb_tx,bool cmb_rx)573 static int ionic_cmb_rings_toggle(struct ionic_lif *lif, bool cmb_tx, bool cmb_rx)
574 {
575 struct ionic_queue_params qparam;
576 int pages_used;
577
578 if (netif_running(lif->netdev)) {
579 netdev_info(lif->netdev, "Please stop device to toggle CMB for tx/rx-push\n");
580 return -EBUSY;
581 }
582
583 ionic_init_queue_params(lif, &qparam);
584 qparam.cmb_tx = cmb_tx;
585 qparam.cmb_rx = cmb_rx;
586 pages_used = ionic_validate_cmb_config(lif, &qparam);
587 if (pages_used < 0)
588 return pages_used;
589
590 if (cmb_tx)
591 set_bit(IONIC_LIF_F_CMB_TX_RINGS, lif->state);
592 else
593 clear_bit(IONIC_LIF_F_CMB_TX_RINGS, lif->state);
594
595 if (cmb_rx)
596 set_bit(IONIC_LIF_F_CMB_RX_RINGS, lif->state);
597 else
598 clear_bit(IONIC_LIF_F_CMB_RX_RINGS, lif->state);
599
600 if (cmb_tx || cmb_rx)
601 netdev_info(lif->netdev, "Enabling CMB %s %s rings - %d pages\n",
602 cmb_tx ? "TX" : "", cmb_rx ? "RX" : "", pages_used);
603 else
604 netdev_info(lif->netdev, "Disabling CMB rings\n");
605
606 return 0;
607 }
608
ionic_get_ringparam(struct net_device * netdev,struct ethtool_ringparam * ring,struct kernel_ethtool_ringparam * kernel_ring,struct netlink_ext_ack * extack)609 static void ionic_get_ringparam(struct net_device *netdev,
610 struct ethtool_ringparam *ring,
611 struct kernel_ethtool_ringparam *kernel_ring,
612 struct netlink_ext_ack *extack)
613 {
614 struct ionic_lif *lif = netdev_priv(netdev);
615
616 ring->tx_max_pending = IONIC_MAX_TX_DESC;
617 ring->tx_pending = lif->ntxq_descs;
618 ring->rx_max_pending = IONIC_MAX_RX_DESC;
619 ring->rx_pending = lif->nrxq_descs;
620 kernel_ring->tx_push = test_bit(IONIC_LIF_F_CMB_TX_RINGS, lif->state);
621 kernel_ring->rx_push = test_bit(IONIC_LIF_F_CMB_RX_RINGS, lif->state);
622 }
623
ionic_set_ringparam(struct net_device * netdev,struct ethtool_ringparam * ring,struct kernel_ethtool_ringparam * kernel_ring,struct netlink_ext_ack * extack)624 static int ionic_set_ringparam(struct net_device *netdev,
625 struct ethtool_ringparam *ring,
626 struct kernel_ethtool_ringparam *kernel_ring,
627 struct netlink_ext_ack *extack)
628 {
629 struct ionic_lif *lif = netdev_priv(netdev);
630 struct ionic_queue_params qparam;
631 int err;
632
633 if (test_bit(IONIC_LIF_F_FW_RESET, lif->state))
634 return -EBUSY;
635
636 ionic_init_queue_params(lif, &qparam);
637
638 if (ring->rx_mini_pending || ring->rx_jumbo_pending) {
639 netdev_info(netdev, "Changing jumbo or mini descriptors not supported\n");
640 return -EINVAL;
641 }
642
643 if (!is_power_of_2(ring->tx_pending) ||
644 !is_power_of_2(ring->rx_pending)) {
645 netdev_info(netdev, "Descriptor count must be a power of 2\n");
646 return -EINVAL;
647 }
648
649 /* if nothing to do return success */
650 if (ring->tx_pending == lif->ntxq_descs &&
651 ring->rx_pending == lif->nrxq_descs &&
652 kernel_ring->tx_push == test_bit(IONIC_LIF_F_CMB_TX_RINGS, lif->state) &&
653 kernel_ring->rx_push == test_bit(IONIC_LIF_F_CMB_RX_RINGS, lif->state))
654 return 0;
655
656 qparam.ntxq_descs = ring->tx_pending;
657 qparam.nrxq_descs = ring->rx_pending;
658 qparam.cmb_tx = kernel_ring->tx_push;
659 qparam.cmb_rx = kernel_ring->rx_push;
660
661 err = ionic_validate_cmb_config(lif, &qparam);
662 if (err < 0)
663 return err;
664
665 if (kernel_ring->tx_push != test_bit(IONIC_LIF_F_CMB_TX_RINGS, lif->state) ||
666 kernel_ring->rx_push != test_bit(IONIC_LIF_F_CMB_RX_RINGS, lif->state)) {
667 err = ionic_cmb_rings_toggle(lif, kernel_ring->tx_push,
668 kernel_ring->rx_push);
669 if (err < 0)
670 return err;
671 }
672
673 if (ring->tx_pending != lif->ntxq_descs)
674 netdev_info(netdev, "Changing Tx ring size from %d to %d\n",
675 lif->ntxq_descs, ring->tx_pending);
676
677 if (ring->rx_pending != lif->nrxq_descs)
678 netdev_info(netdev, "Changing Rx ring size from %d to %d\n",
679 lif->nrxq_descs, ring->rx_pending);
680
681 /* if we're not running, just set the values and return */
682 if (!netif_running(lif->netdev)) {
683 lif->ntxq_descs = ring->tx_pending;
684 lif->nrxq_descs = ring->rx_pending;
685 return 0;
686 }
687
688 mutex_lock(&lif->queue_lock);
689 err = ionic_reconfigure_queues(lif, &qparam);
690 mutex_unlock(&lif->queue_lock);
691 if (err)
692 netdev_info(netdev, "Ring reconfiguration failed, changes canceled: %d\n", err);
693
694 return err;
695 }
696
ionic_get_channels(struct net_device * netdev,struct ethtool_channels * ch)697 static void ionic_get_channels(struct net_device *netdev,
698 struct ethtool_channels *ch)
699 {
700 struct ionic_lif *lif = netdev_priv(netdev);
701
702 /* report maximum channels */
703 ch->max_combined = lif->ionic->ntxqs_per_lif;
704 ch->max_rx = lif->ionic->ntxqs_per_lif / 2;
705 ch->max_tx = lif->ionic->ntxqs_per_lif / 2;
706
707 /* report current channels */
708 if (test_bit(IONIC_LIF_F_SPLIT_INTR, lif->state)) {
709 ch->rx_count = lif->nxqs;
710 ch->tx_count = lif->nxqs;
711 } else {
712 ch->combined_count = lif->nxqs;
713 }
714 }
715
ionic_set_channels(struct net_device * netdev,struct ethtool_channels * ch)716 static int ionic_set_channels(struct net_device *netdev,
717 struct ethtool_channels *ch)
718 {
719 struct ionic_lif *lif = netdev_priv(netdev);
720 struct ionic_queue_params qparam;
721 int max_cnt;
722 int err;
723
724 if (test_bit(IONIC_LIF_F_FW_RESET, lif->state))
725 return -EBUSY;
726
727 ionic_init_queue_params(lif, &qparam);
728
729 if (ch->rx_count != ch->tx_count) {
730 netdev_info(netdev, "The rx and tx count must be equal\n");
731 return -EINVAL;
732 }
733
734 if (ch->combined_count && ch->rx_count) {
735 netdev_info(netdev, "Use either combined or rx and tx, not both\n");
736 return -EINVAL;
737 }
738
739 max_cnt = lif->ionic->ntxqs_per_lif;
740 if (ch->combined_count) {
741 if (ch->combined_count > max_cnt)
742 return -EINVAL;
743
744 if (test_bit(IONIC_LIF_F_SPLIT_INTR, lif->state))
745 netdev_info(lif->netdev, "Sharing queue interrupts\n");
746 else if (ch->combined_count == lif->nxqs)
747 return 0;
748
749 if (lif->nxqs != ch->combined_count)
750 netdev_info(netdev, "Changing queue count from %d to %d\n",
751 lif->nxqs, ch->combined_count);
752
753 qparam.nxqs = ch->combined_count;
754 qparam.intr_split = false;
755 } else {
756 max_cnt /= 2;
757 if (ch->rx_count > max_cnt)
758 return -EINVAL;
759
760 if (!test_bit(IONIC_LIF_F_SPLIT_INTR, lif->state))
761 netdev_info(lif->netdev, "Splitting queue interrupts\n");
762 else if (ch->rx_count == lif->nxqs)
763 return 0;
764
765 if (lif->nxqs != ch->rx_count)
766 netdev_info(netdev, "Changing queue count from %d to %d\n",
767 lif->nxqs, ch->rx_count);
768
769 qparam.nxqs = ch->rx_count;
770 qparam.intr_split = true;
771 }
772
773 err = ionic_validate_cmb_config(lif, &qparam);
774 if (err < 0)
775 return err;
776
777 /* if we're not running, just set the values and return */
778 if (!netif_running(lif->netdev)) {
779 lif->nxqs = qparam.nxqs;
780
781 if (qparam.intr_split) {
782 set_bit(IONIC_LIF_F_SPLIT_INTR, lif->state);
783 } else {
784 clear_bit(IONIC_LIF_F_SPLIT_INTR, lif->state);
785 lif->tx_coalesce_usecs = lif->rx_coalesce_usecs;
786 lif->tx_coalesce_hw = lif->rx_coalesce_hw;
787 }
788 return 0;
789 }
790
791 mutex_lock(&lif->queue_lock);
792 err = ionic_reconfigure_queues(lif, &qparam);
793 mutex_unlock(&lif->queue_lock);
794 if (err)
795 netdev_info(netdev, "Queue reconfiguration failed, changes canceled: %d\n", err);
796
797 return err;
798 }
799
ionic_get_rxnfc(struct net_device * netdev,struct ethtool_rxnfc * info,u32 * rules)800 static int ionic_get_rxnfc(struct net_device *netdev,
801 struct ethtool_rxnfc *info, u32 *rules)
802 {
803 struct ionic_lif *lif = netdev_priv(netdev);
804 int err = 0;
805
806 switch (info->cmd) {
807 case ETHTOOL_GRXRINGS:
808 info->data = lif->nxqs;
809 break;
810 default:
811 netdev_dbg(netdev, "Command parameter %d is not supported\n",
812 info->cmd);
813 err = -EOPNOTSUPP;
814 }
815
816 return err;
817 }
818
ionic_get_rxfh_indir_size(struct net_device * netdev)819 static u32 ionic_get_rxfh_indir_size(struct net_device *netdev)
820 {
821 struct ionic_lif *lif = netdev_priv(netdev);
822
823 return le16_to_cpu(lif->ionic->ident.lif.eth.rss_ind_tbl_sz);
824 }
825
ionic_get_rxfh_key_size(struct net_device * netdev)826 static u32 ionic_get_rxfh_key_size(struct net_device *netdev)
827 {
828 return IONIC_RSS_HASH_KEY_SIZE;
829 }
830
ionic_get_rxfh(struct net_device * netdev,u32 * indir,u8 * key,u8 * hfunc)831 static int ionic_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
832 u8 *hfunc)
833 {
834 struct ionic_lif *lif = netdev_priv(netdev);
835 unsigned int i, tbl_sz;
836
837 if (indir) {
838 tbl_sz = le16_to_cpu(lif->ionic->ident.lif.eth.rss_ind_tbl_sz);
839 for (i = 0; i < tbl_sz; i++)
840 indir[i] = lif->rss_ind_tbl[i];
841 }
842
843 if (key)
844 memcpy(key, lif->rss_hash_key, IONIC_RSS_HASH_KEY_SIZE);
845
846 if (hfunc)
847 *hfunc = ETH_RSS_HASH_TOP;
848
849 return 0;
850 }
851
ionic_set_rxfh(struct net_device * netdev,const u32 * indir,const u8 * key,const u8 hfunc)852 static int ionic_set_rxfh(struct net_device *netdev, const u32 *indir,
853 const u8 *key, const u8 hfunc)
854 {
855 struct ionic_lif *lif = netdev_priv(netdev);
856
857 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
858 return -EOPNOTSUPP;
859
860 return ionic_lif_rss_config(lif, lif->rss_types, key, indir);
861 }
862
ionic_set_tunable(struct net_device * dev,const struct ethtool_tunable * tuna,const void * data)863 static int ionic_set_tunable(struct net_device *dev,
864 const struct ethtool_tunable *tuna,
865 const void *data)
866 {
867 struct ionic_lif *lif = netdev_priv(dev);
868
869 switch (tuna->id) {
870 case ETHTOOL_RX_COPYBREAK:
871 lif->rx_copybreak = *(u32 *)data;
872 break;
873 default:
874 return -EOPNOTSUPP;
875 }
876
877 return 0;
878 }
879
ionic_get_tunable(struct net_device * netdev,const struct ethtool_tunable * tuna,void * data)880 static int ionic_get_tunable(struct net_device *netdev,
881 const struct ethtool_tunable *tuna, void *data)
882 {
883 struct ionic_lif *lif = netdev_priv(netdev);
884
885 switch (tuna->id) {
886 case ETHTOOL_RX_COPYBREAK:
887 *(u32 *)data = lif->rx_copybreak;
888 break;
889 default:
890 return -EOPNOTSUPP;
891 }
892
893 return 0;
894 }
895
ionic_get_module_info(struct net_device * netdev,struct ethtool_modinfo * modinfo)896 static int ionic_get_module_info(struct net_device *netdev,
897 struct ethtool_modinfo *modinfo)
898
899 {
900 struct ionic_lif *lif = netdev_priv(netdev);
901 struct ionic_dev *idev = &lif->ionic->idev;
902 struct ionic_xcvr_status *xcvr;
903 struct sfp_eeprom_base *sfp;
904
905 xcvr = &idev->port_info->status.xcvr;
906 sfp = (struct sfp_eeprom_base *) xcvr->sprom;
907
908 /* report the module data type and length */
909 switch (sfp->phys_id) {
910 case SFF8024_ID_SFP:
911 modinfo->type = ETH_MODULE_SFF_8079;
912 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
913 break;
914 case SFF8024_ID_QSFP_8436_8636:
915 case SFF8024_ID_QSFP28_8636:
916 modinfo->type = ETH_MODULE_SFF_8436;
917 modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
918 break;
919 default:
920 netdev_info(netdev, "unknown xcvr type 0x%02x\n",
921 xcvr->sprom[0]);
922 modinfo->type = 0;
923 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
924 break;
925 }
926
927 return 0;
928 }
929
ionic_get_module_eeprom(struct net_device * netdev,struct ethtool_eeprom * ee,u8 * data)930 static int ionic_get_module_eeprom(struct net_device *netdev,
931 struct ethtool_eeprom *ee,
932 u8 *data)
933 {
934 struct ionic_lif *lif = netdev_priv(netdev);
935 struct ionic_dev *idev = &lif->ionic->idev;
936 struct ionic_xcvr_status *xcvr;
937 char tbuf[sizeof(xcvr->sprom)];
938 int count = 10;
939 u32 len;
940
941 /* The NIC keeps the module prom up-to-date in the DMA space
942 * so we can simply copy the module bytes into the data buffer.
943 */
944 xcvr = &idev->port_info->status.xcvr;
945 len = min_t(u32, sizeof(xcvr->sprom), ee->len);
946
947 do {
948 memcpy(data, xcvr->sprom, len);
949 memcpy(tbuf, xcvr->sprom, len);
950
951 /* Let's make sure we got a consistent copy */
952 if (!memcmp(data, tbuf, len))
953 break;
954
955 } while (--count);
956
957 if (!count)
958 return -ETIMEDOUT;
959
960 return 0;
961 }
962
ionic_get_ts_info(struct net_device * netdev,struct ethtool_ts_info * info)963 static int ionic_get_ts_info(struct net_device *netdev,
964 struct ethtool_ts_info *info)
965 {
966 struct ionic_lif *lif = netdev_priv(netdev);
967 struct ionic *ionic = lif->ionic;
968 __le64 mask;
969
970 if (!lif->phc || !lif->phc->ptp)
971 return ethtool_op_get_ts_info(netdev, info);
972
973 info->phc_index = ptp_clock_index(lif->phc->ptp);
974
975 info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
976 SOF_TIMESTAMPING_RX_SOFTWARE |
977 SOF_TIMESTAMPING_SOFTWARE |
978 SOF_TIMESTAMPING_TX_HARDWARE |
979 SOF_TIMESTAMPING_RX_HARDWARE |
980 SOF_TIMESTAMPING_RAW_HARDWARE;
981
982 /* tx modes */
983
984 info->tx_types = BIT(HWTSTAMP_TX_OFF) |
985 BIT(HWTSTAMP_TX_ON);
986
987 mask = cpu_to_le64(BIT_ULL(IONIC_TXSTAMP_ONESTEP_SYNC));
988 if (ionic->ident.lif.eth.hwstamp_tx_modes & mask)
989 info->tx_types |= BIT(HWTSTAMP_TX_ONESTEP_SYNC);
990
991 mask = cpu_to_le64(BIT_ULL(IONIC_TXSTAMP_ONESTEP_P2P));
992 if (ionic->ident.lif.eth.hwstamp_tx_modes & mask)
993 info->tx_types |= BIT(HWTSTAMP_TX_ONESTEP_P2P);
994
995 /* rx filters */
996
997 info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
998 BIT(HWTSTAMP_FILTER_ALL);
999
1000 mask = cpu_to_le64(IONIC_PKT_CLS_NTP_ALL);
1001 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1002 info->rx_filters |= BIT(HWTSTAMP_FILTER_NTP_ALL);
1003
1004 mask = cpu_to_le64(IONIC_PKT_CLS_PTP1_SYNC);
1005 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1006 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V1_L4_SYNC);
1007
1008 mask = cpu_to_le64(IONIC_PKT_CLS_PTP1_DREQ);
1009 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1010 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ);
1011
1012 mask = cpu_to_le64(IONIC_PKT_CLS_PTP1_ALL);
1013 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1014 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V1_L4_EVENT);
1015
1016 mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L4_SYNC);
1017 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1018 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_L4_SYNC);
1019
1020 mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L4_DREQ);
1021 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1022 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ);
1023
1024 mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L4_ALL);
1025 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1026 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_L4_EVENT);
1027
1028 mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L2_SYNC);
1029 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1030 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_L2_SYNC);
1031
1032 mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L2_DREQ);
1033 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1034 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ);
1035
1036 mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L2_ALL);
1037 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1038 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_L2_EVENT);
1039
1040 mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_SYNC);
1041 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1042 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_SYNC);
1043
1044 mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_DREQ);
1045 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1046 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_DELAY_REQ);
1047
1048 mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_ALL);
1049 if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
1050 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_EVENT);
1051
1052 return 0;
1053 }
1054
ionic_nway_reset(struct net_device * netdev)1055 static int ionic_nway_reset(struct net_device *netdev)
1056 {
1057 struct ionic_lif *lif = netdev_priv(netdev);
1058 struct ionic *ionic = lif->ionic;
1059 int err = 0;
1060
1061 if (test_bit(IONIC_LIF_F_FW_RESET, lif->state))
1062 return -EBUSY;
1063
1064 /* flap the link to force auto-negotiation */
1065
1066 mutex_lock(&ionic->dev_cmd_lock);
1067
1068 ionic_dev_cmd_port_state(&ionic->idev, IONIC_PORT_ADMIN_STATE_DOWN);
1069 err = ionic_dev_cmd_wait(ionic, DEVCMD_TIMEOUT);
1070
1071 if (!err) {
1072 ionic_dev_cmd_port_state(&ionic->idev, IONIC_PORT_ADMIN_STATE_UP);
1073 err = ionic_dev_cmd_wait(ionic, DEVCMD_TIMEOUT);
1074 }
1075
1076 mutex_unlock(&ionic->dev_cmd_lock);
1077
1078 return err;
1079 }
1080
1081 static const struct ethtool_ops ionic_ethtool_ops = {
1082 .supported_coalesce_params = ETHTOOL_COALESCE_USECS |
1083 ETHTOOL_COALESCE_USE_ADAPTIVE_RX |
1084 ETHTOOL_COALESCE_USE_ADAPTIVE_TX,
1085 .supported_ring_params = ETHTOOL_RING_USE_TX_PUSH |
1086 ETHTOOL_RING_USE_RX_PUSH,
1087 .get_drvinfo = ionic_get_drvinfo,
1088 .get_regs_len = ionic_get_regs_len,
1089 .get_regs = ionic_get_regs,
1090 .get_link = ethtool_op_get_link,
1091 .get_link_ext_stats = ionic_get_link_ext_stats,
1092 .get_link_ksettings = ionic_get_link_ksettings,
1093 .set_link_ksettings = ionic_set_link_ksettings,
1094 .get_coalesce = ionic_get_coalesce,
1095 .set_coalesce = ionic_set_coalesce,
1096 .get_ringparam = ionic_get_ringparam,
1097 .set_ringparam = ionic_set_ringparam,
1098 .get_channels = ionic_get_channels,
1099 .set_channels = ionic_set_channels,
1100 .get_strings = ionic_get_strings,
1101 .get_ethtool_stats = ionic_get_stats,
1102 .get_sset_count = ionic_get_sset_count,
1103 .get_rxnfc = ionic_get_rxnfc,
1104 .get_rxfh_indir_size = ionic_get_rxfh_indir_size,
1105 .get_rxfh_key_size = ionic_get_rxfh_key_size,
1106 .get_rxfh = ionic_get_rxfh,
1107 .set_rxfh = ionic_set_rxfh,
1108 .get_tunable = ionic_get_tunable,
1109 .set_tunable = ionic_set_tunable,
1110 .get_module_info = ionic_get_module_info,
1111 .get_module_eeprom = ionic_get_module_eeprom,
1112 .get_pauseparam = ionic_get_pauseparam,
1113 .set_pauseparam = ionic_set_pauseparam,
1114 .get_fecparam = ionic_get_fecparam,
1115 .set_fecparam = ionic_set_fecparam,
1116 .get_ts_info = ionic_get_ts_info,
1117 .nway_reset = ionic_nway_reset,
1118 };
1119
ionic_ethtool_set_ops(struct net_device * netdev)1120 void ionic_ethtool_set_ops(struct net_device *netdev)
1121 {
1122 netdev->ethtool_ops = &ionic_ethtool_ops;
1123 }
1124