1 /* Broadcom NetXtreme-C/E network driver.
2 *
3 * Copyright (c) 2014-2015 Broadcom Corporation
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
8 */
9
10 #include <linux/ethtool.h>
11 #include <linux/interrupt.h>
12 #include <linux/pci.h>
13 #include <linux/etherdevice.h>
14 #include <linux/crc32.h>
15 #include <linux/firmware.h>
16 #include "bnxt_hsi.h"
17 #include "bnxt.h"
18 #include "bnxt_ethtool.h"
19 #include "bnxt_nvm_defs.h" /* NVRAM content constant and structure defs */
20 #include "bnxt_fw_hdr.h" /* Firmware hdr constant and structure defs */
21 #define FLASH_NVRAM_TIMEOUT ((HWRM_CMD_TIMEOUT) * 100)
22
bnxt_get_msglevel(struct net_device * dev)23 static u32 bnxt_get_msglevel(struct net_device *dev)
24 {
25 struct bnxt *bp = netdev_priv(dev);
26
27 return bp->msg_enable;
28 }
29
bnxt_set_msglevel(struct net_device * dev,u32 value)30 static void bnxt_set_msglevel(struct net_device *dev, u32 value)
31 {
32 struct bnxt *bp = netdev_priv(dev);
33
34 bp->msg_enable = value;
35 }
36
bnxt_get_coalesce(struct net_device * dev,struct ethtool_coalesce * coal)37 static int bnxt_get_coalesce(struct net_device *dev,
38 struct ethtool_coalesce *coal)
39 {
40 struct bnxt *bp = netdev_priv(dev);
41
42 memset(coal, 0, sizeof(*coal));
43
44 coal->rx_coalesce_usecs =
45 max_t(u16, BNXT_COAL_TIMER_TO_USEC(bp->coal_ticks), 1);
46 coal->rx_max_coalesced_frames = bp->coal_bufs / 2;
47 coal->rx_coalesce_usecs_irq =
48 max_t(u16, BNXT_COAL_TIMER_TO_USEC(bp->coal_ticks_irq), 1);
49 coal->rx_max_coalesced_frames_irq = bp->coal_bufs_irq / 2;
50
51 return 0;
52 }
53
bnxt_set_coalesce(struct net_device * dev,struct ethtool_coalesce * coal)54 static int bnxt_set_coalesce(struct net_device *dev,
55 struct ethtool_coalesce *coal)
56 {
57 struct bnxt *bp = netdev_priv(dev);
58 int rc = 0;
59
60 bp->coal_ticks = BNXT_USEC_TO_COAL_TIMER(coal->rx_coalesce_usecs);
61 bp->coal_bufs = coal->rx_max_coalesced_frames * 2;
62 bp->coal_ticks_irq =
63 BNXT_USEC_TO_COAL_TIMER(coal->rx_coalesce_usecs_irq);
64 bp->coal_bufs_irq = coal->rx_max_coalesced_frames_irq * 2;
65
66 if (netif_running(dev))
67 rc = bnxt_hwrm_set_coal(bp);
68
69 return rc;
70 }
71
72 #define BNXT_NUM_STATS 21
73
bnxt_get_sset_count(struct net_device * dev,int sset)74 static int bnxt_get_sset_count(struct net_device *dev, int sset)
75 {
76 struct bnxt *bp = netdev_priv(dev);
77
78 switch (sset) {
79 case ETH_SS_STATS:
80 return BNXT_NUM_STATS * bp->cp_nr_rings;
81 default:
82 return -EOPNOTSUPP;
83 }
84 }
85
bnxt_get_ethtool_stats(struct net_device * dev,struct ethtool_stats * stats,u64 * buf)86 static void bnxt_get_ethtool_stats(struct net_device *dev,
87 struct ethtool_stats *stats, u64 *buf)
88 {
89 u32 i, j = 0;
90 struct bnxt *bp = netdev_priv(dev);
91 u32 buf_size = sizeof(struct ctx_hw_stats) * bp->cp_nr_rings;
92 u32 stat_fields = sizeof(struct ctx_hw_stats) / 8;
93
94 memset(buf, 0, buf_size);
95
96 if (!bp->bnapi)
97 return;
98
99 for (i = 0; i < bp->cp_nr_rings; i++) {
100 struct bnxt_napi *bnapi = bp->bnapi[i];
101 struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
102 __le64 *hw_stats = (__le64 *)cpr->hw_stats;
103 int k;
104
105 for (k = 0; k < stat_fields; j++, k++)
106 buf[j] = le64_to_cpu(hw_stats[k]);
107 buf[j++] = cpr->rx_l4_csum_errors;
108 }
109 }
110
bnxt_get_strings(struct net_device * dev,u32 stringset,u8 * buf)111 static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
112 {
113 struct bnxt *bp = netdev_priv(dev);
114 u32 i;
115
116 switch (stringset) {
117 /* The number of strings must match BNXT_NUM_STATS defined above. */
118 case ETH_SS_STATS:
119 for (i = 0; i < bp->cp_nr_rings; i++) {
120 sprintf(buf, "[%d]: rx_ucast_packets", i);
121 buf += ETH_GSTRING_LEN;
122 sprintf(buf, "[%d]: rx_mcast_packets", i);
123 buf += ETH_GSTRING_LEN;
124 sprintf(buf, "[%d]: rx_bcast_packets", i);
125 buf += ETH_GSTRING_LEN;
126 sprintf(buf, "[%d]: rx_discards", i);
127 buf += ETH_GSTRING_LEN;
128 sprintf(buf, "[%d]: rx_drops", i);
129 buf += ETH_GSTRING_LEN;
130 sprintf(buf, "[%d]: rx_ucast_bytes", i);
131 buf += ETH_GSTRING_LEN;
132 sprintf(buf, "[%d]: rx_mcast_bytes", i);
133 buf += ETH_GSTRING_LEN;
134 sprintf(buf, "[%d]: rx_bcast_bytes", i);
135 buf += ETH_GSTRING_LEN;
136 sprintf(buf, "[%d]: tx_ucast_packets", i);
137 buf += ETH_GSTRING_LEN;
138 sprintf(buf, "[%d]: tx_mcast_packets", i);
139 buf += ETH_GSTRING_LEN;
140 sprintf(buf, "[%d]: tx_bcast_packets", i);
141 buf += ETH_GSTRING_LEN;
142 sprintf(buf, "[%d]: tx_discards", i);
143 buf += ETH_GSTRING_LEN;
144 sprintf(buf, "[%d]: tx_drops", i);
145 buf += ETH_GSTRING_LEN;
146 sprintf(buf, "[%d]: tx_ucast_bytes", i);
147 buf += ETH_GSTRING_LEN;
148 sprintf(buf, "[%d]: tx_mcast_bytes", i);
149 buf += ETH_GSTRING_LEN;
150 sprintf(buf, "[%d]: tx_bcast_bytes", i);
151 buf += ETH_GSTRING_LEN;
152 sprintf(buf, "[%d]: tpa_packets", i);
153 buf += ETH_GSTRING_LEN;
154 sprintf(buf, "[%d]: tpa_bytes", i);
155 buf += ETH_GSTRING_LEN;
156 sprintf(buf, "[%d]: tpa_events", i);
157 buf += ETH_GSTRING_LEN;
158 sprintf(buf, "[%d]: tpa_aborts", i);
159 buf += ETH_GSTRING_LEN;
160 sprintf(buf, "[%d]: rx_l4_csum_errors", i);
161 buf += ETH_GSTRING_LEN;
162 }
163 break;
164 default:
165 netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n",
166 stringset);
167 break;
168 }
169 }
170
bnxt_get_ringparam(struct net_device * dev,struct ethtool_ringparam * ering)171 static void bnxt_get_ringparam(struct net_device *dev,
172 struct ethtool_ringparam *ering)
173 {
174 struct bnxt *bp = netdev_priv(dev);
175
176 ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT;
177 ering->rx_jumbo_max_pending = BNXT_MAX_RX_JUM_DESC_CNT;
178 ering->tx_max_pending = BNXT_MAX_TX_DESC_CNT;
179
180 ering->rx_pending = bp->rx_ring_size;
181 ering->rx_jumbo_pending = bp->rx_agg_ring_size;
182 ering->tx_pending = bp->tx_ring_size;
183 }
184
bnxt_set_ringparam(struct net_device * dev,struct ethtool_ringparam * ering)185 static int bnxt_set_ringparam(struct net_device *dev,
186 struct ethtool_ringparam *ering)
187 {
188 struct bnxt *bp = netdev_priv(dev);
189
190 if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) ||
191 (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) ||
192 (ering->tx_pending <= MAX_SKB_FRAGS))
193 return -EINVAL;
194
195 if (netif_running(dev))
196 bnxt_close_nic(bp, false, false);
197
198 bp->rx_ring_size = ering->rx_pending;
199 bp->tx_ring_size = ering->tx_pending;
200 bnxt_set_ring_params(bp);
201
202 if (netif_running(dev))
203 return bnxt_open_nic(bp, false, false);
204
205 return 0;
206 }
207
bnxt_get_channels(struct net_device * dev,struct ethtool_channels * channel)208 static void bnxt_get_channels(struct net_device *dev,
209 struct ethtool_channels *channel)
210 {
211 struct bnxt *bp = netdev_priv(dev);
212 int max_rx_rings, max_tx_rings, tcs;
213
214 bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings);
215 tcs = netdev_get_num_tc(dev);
216 if (tcs > 1)
217 max_tx_rings /= tcs;
218
219 channel->max_rx = max_rx_rings;
220 channel->max_tx = max_tx_rings;
221 channel->max_other = 0;
222 channel->max_combined = 0;
223 channel->rx_count = bp->rx_nr_rings;
224 channel->tx_count = bp->tx_nr_rings_per_tc;
225 }
226
bnxt_set_channels(struct net_device * dev,struct ethtool_channels * channel)227 static int bnxt_set_channels(struct net_device *dev,
228 struct ethtool_channels *channel)
229 {
230 struct bnxt *bp = netdev_priv(dev);
231 int max_rx_rings, max_tx_rings, tcs;
232 u32 rc = 0;
233
234 if (channel->other_count || channel->combined_count ||
235 !channel->rx_count || !channel->tx_count)
236 return -EINVAL;
237
238 bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings);
239 tcs = netdev_get_num_tc(dev);
240 if (tcs > 1)
241 max_tx_rings /= tcs;
242
243 if (channel->rx_count > max_rx_rings ||
244 channel->tx_count > max_tx_rings)
245 return -EINVAL;
246
247 if (netif_running(dev)) {
248 if (BNXT_PF(bp)) {
249 /* TODO CHIMP_FW: Send message to all VF's
250 * before PF unload
251 */
252 }
253 rc = bnxt_close_nic(bp, true, false);
254 if (rc) {
255 netdev_err(bp->dev, "Set channel failure rc :%x\n",
256 rc);
257 return rc;
258 }
259 }
260
261 bp->rx_nr_rings = channel->rx_count;
262 bp->tx_nr_rings_per_tc = channel->tx_count;
263 bp->tx_nr_rings = bp->tx_nr_rings_per_tc;
264 if (tcs > 1)
265 bp->tx_nr_rings = bp->tx_nr_rings_per_tc * tcs;
266 bp->cp_nr_rings = max_t(int, bp->tx_nr_rings, bp->rx_nr_rings);
267 bp->num_stat_ctxs = bp->cp_nr_rings;
268
269 if (netif_running(dev)) {
270 rc = bnxt_open_nic(bp, true, false);
271 if ((!rc) && BNXT_PF(bp)) {
272 /* TODO CHIMP_FW: Send message to all VF's
273 * to renable
274 */
275 }
276 }
277
278 return rc;
279 }
280
281 #ifdef CONFIG_RFS_ACCEL
bnxt_grxclsrlall(struct bnxt * bp,struct ethtool_rxnfc * cmd,u32 * rule_locs)282 static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd,
283 u32 *rule_locs)
284 {
285 int i, j = 0;
286
287 cmd->data = bp->ntp_fltr_count;
288 for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
289 struct hlist_head *head;
290 struct bnxt_ntuple_filter *fltr;
291
292 head = &bp->ntp_fltr_hash_tbl[i];
293 rcu_read_lock();
294 hlist_for_each_entry_rcu(fltr, head, hash) {
295 if (j == cmd->rule_cnt)
296 break;
297 rule_locs[j++] = fltr->sw_id;
298 }
299 rcu_read_unlock();
300 if (j == cmd->rule_cnt)
301 break;
302 }
303 cmd->rule_cnt = j;
304 return 0;
305 }
306
bnxt_grxclsrule(struct bnxt * bp,struct ethtool_rxnfc * cmd)307 static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd)
308 {
309 struct ethtool_rx_flow_spec *fs =
310 (struct ethtool_rx_flow_spec *)&cmd->fs;
311 struct bnxt_ntuple_filter *fltr;
312 struct flow_keys *fkeys;
313 int i, rc = -EINVAL;
314
315 if (fs->location < 0 || fs->location >= BNXT_NTP_FLTR_MAX_FLTR)
316 return rc;
317
318 for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
319 struct hlist_head *head;
320
321 head = &bp->ntp_fltr_hash_tbl[i];
322 rcu_read_lock();
323 hlist_for_each_entry_rcu(fltr, head, hash) {
324 if (fltr->sw_id == fs->location)
325 goto fltr_found;
326 }
327 rcu_read_unlock();
328 }
329 return rc;
330
331 fltr_found:
332 fkeys = &fltr->fkeys;
333 if (fkeys->basic.ip_proto == IPPROTO_TCP)
334 fs->flow_type = TCP_V4_FLOW;
335 else if (fkeys->basic.ip_proto == IPPROTO_UDP)
336 fs->flow_type = UDP_V4_FLOW;
337 else
338 goto fltr_err;
339
340 fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src;
341 fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0);
342
343 fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst;
344 fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0);
345
346 fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src;
347 fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0);
348
349 fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst;
350 fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0);
351
352 fs->ring_cookie = fltr->rxq;
353 rc = 0;
354
355 fltr_err:
356 rcu_read_unlock();
357
358 return rc;
359 }
360
bnxt_get_rxnfc(struct net_device * dev,struct ethtool_rxnfc * cmd,u32 * rule_locs)361 static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
362 u32 *rule_locs)
363 {
364 struct bnxt *bp = netdev_priv(dev);
365 int rc = 0;
366
367 switch (cmd->cmd) {
368 case ETHTOOL_GRXRINGS:
369 cmd->data = bp->rx_nr_rings;
370 break;
371
372 case ETHTOOL_GRXCLSRLCNT:
373 cmd->rule_cnt = bp->ntp_fltr_count;
374 cmd->data = BNXT_NTP_FLTR_MAX_FLTR;
375 break;
376
377 case ETHTOOL_GRXCLSRLALL:
378 rc = bnxt_grxclsrlall(bp, cmd, (u32 *)rule_locs);
379 break;
380
381 case ETHTOOL_GRXCLSRULE:
382 rc = bnxt_grxclsrule(bp, cmd);
383 break;
384
385 default:
386 rc = -EOPNOTSUPP;
387 break;
388 }
389
390 return rc;
391 }
392 #endif
393
bnxt_get_rxfh_indir_size(struct net_device * dev)394 static u32 bnxt_get_rxfh_indir_size(struct net_device *dev)
395 {
396 return HW_HASH_INDEX_SIZE;
397 }
398
bnxt_get_rxfh_key_size(struct net_device * dev)399 static u32 bnxt_get_rxfh_key_size(struct net_device *dev)
400 {
401 return HW_HASH_KEY_SIZE;
402 }
403
bnxt_get_rxfh(struct net_device * dev,u32 * indir,u8 * key,u8 * hfunc)404 static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key,
405 u8 *hfunc)
406 {
407 struct bnxt *bp = netdev_priv(dev);
408 struct bnxt_vnic_info *vnic = &bp->vnic_info[0];
409 int i = 0;
410
411 if (hfunc)
412 *hfunc = ETH_RSS_HASH_TOP;
413
414 if (indir)
415 for (i = 0; i < HW_HASH_INDEX_SIZE; i++)
416 indir[i] = le16_to_cpu(vnic->rss_table[i]);
417
418 if (key)
419 memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE);
420
421 return 0;
422 }
423
bnxt_get_drvinfo(struct net_device * dev,struct ethtool_drvinfo * info)424 static void bnxt_get_drvinfo(struct net_device *dev,
425 struct ethtool_drvinfo *info)
426 {
427 struct bnxt *bp = netdev_priv(dev);
428
429 strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
430 strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
431 strlcpy(info->fw_version, bp->fw_ver_str, sizeof(info->fw_version));
432 strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
433 info->n_stats = BNXT_NUM_STATS * bp->cp_nr_rings;
434 info->testinfo_len = BNXT_NUM_TESTS(bp);
435 /* TODO CHIMP_FW: eeprom dump details */
436 info->eedump_len = 0;
437 /* TODO CHIMP FW: reg dump details */
438 info->regdump_len = 0;
439 }
440
bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info * link_info)441 static u32 bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info)
442 {
443 u16 fw_speeds = link_info->support_speeds;
444 u32 speed_mask = 0;
445
446 if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB)
447 speed_mask |= SUPPORTED_100baseT_Full;
448 if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB)
449 speed_mask |= SUPPORTED_1000baseT_Full;
450 if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB)
451 speed_mask |= SUPPORTED_2500baseX_Full;
452 if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB)
453 speed_mask |= SUPPORTED_10000baseT_Full;
454 /* TODO: support 25GB, 50GB with different cable type */
455 if (fw_speeds & BNXT_LINK_SPEED_MSK_20GB)
456 speed_mask |= SUPPORTED_20000baseMLD2_Full |
457 SUPPORTED_20000baseKR2_Full;
458 if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB)
459 speed_mask |= SUPPORTED_40000baseKR4_Full |
460 SUPPORTED_40000baseCR4_Full |
461 SUPPORTED_40000baseSR4_Full |
462 SUPPORTED_40000baseLR4_Full;
463
464 return speed_mask;
465 }
466
bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info * link_info)467 static u32 bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info)
468 {
469 u16 fw_speeds = link_info->auto_link_speeds;
470 u32 speed_mask = 0;
471
472 /* TODO: support 25GB, 40GB, 50GB with different cable type */
473 /* set the advertised speeds */
474 if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB)
475 speed_mask |= ADVERTISED_100baseT_Full;
476 if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB)
477 speed_mask |= ADVERTISED_1000baseT_Full;
478 if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB)
479 speed_mask |= ADVERTISED_2500baseX_Full;
480 if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB)
481 speed_mask |= ADVERTISED_10000baseT_Full;
482 /* TODO: how to advertise 20, 25, 40, 50GB with different cable type ?*/
483 if (fw_speeds & BNXT_LINK_SPEED_MSK_20GB)
484 speed_mask |= ADVERTISED_20000baseMLD2_Full |
485 ADVERTISED_20000baseKR2_Full;
486 if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB)
487 speed_mask |= ADVERTISED_40000baseKR4_Full |
488 ADVERTISED_40000baseCR4_Full |
489 ADVERTISED_40000baseSR4_Full |
490 ADVERTISED_40000baseLR4_Full;
491 return speed_mask;
492 }
493
bnxt_fw_to_ethtool_speed(u16 fw_link_speed)494 u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed)
495 {
496 switch (fw_link_speed) {
497 case BNXT_LINK_SPEED_100MB:
498 return SPEED_100;
499 case BNXT_LINK_SPEED_1GB:
500 return SPEED_1000;
501 case BNXT_LINK_SPEED_2_5GB:
502 return SPEED_2500;
503 case BNXT_LINK_SPEED_10GB:
504 return SPEED_10000;
505 case BNXT_LINK_SPEED_20GB:
506 return SPEED_20000;
507 case BNXT_LINK_SPEED_25GB:
508 return SPEED_25000;
509 case BNXT_LINK_SPEED_40GB:
510 return SPEED_40000;
511 case BNXT_LINK_SPEED_50GB:
512 return SPEED_50000;
513 default:
514 return SPEED_UNKNOWN;
515 }
516 }
517
bnxt_get_settings(struct net_device * dev,struct ethtool_cmd * cmd)518 static int bnxt_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
519 {
520 struct bnxt *bp = netdev_priv(dev);
521 struct bnxt_link_info *link_info = &bp->link_info;
522 u16 ethtool_speed;
523
524 cmd->supported = bnxt_fw_to_ethtool_support_spds(link_info);
525
526 if (link_info->auto_link_speeds)
527 cmd->supported |= SUPPORTED_Autoneg;
528
529 if (BNXT_AUTO_MODE(link_info->auto_mode)) {
530 cmd->advertising =
531 bnxt_fw_to_ethtool_advertised_spds(link_info);
532 cmd->advertising |= ADVERTISED_Autoneg;
533 cmd->autoneg = AUTONEG_ENABLE;
534 } else {
535 cmd->autoneg = AUTONEG_DISABLE;
536 cmd->advertising = 0;
537 }
538 if (link_info->auto_pause_setting & BNXT_LINK_PAUSE_BOTH) {
539 if ((link_info->auto_pause_setting & BNXT_LINK_PAUSE_BOTH) ==
540 BNXT_LINK_PAUSE_BOTH) {
541 cmd->advertising |= ADVERTISED_Pause;
542 cmd->supported |= SUPPORTED_Pause;
543 } else {
544 cmd->advertising |= ADVERTISED_Asym_Pause;
545 cmd->supported |= SUPPORTED_Asym_Pause;
546 if (link_info->auto_pause_setting &
547 BNXT_LINK_PAUSE_RX)
548 cmd->advertising |= ADVERTISED_Pause;
549 }
550 } else if (link_info->force_pause_setting & BNXT_LINK_PAUSE_BOTH) {
551 if ((link_info->force_pause_setting & BNXT_LINK_PAUSE_BOTH) ==
552 BNXT_LINK_PAUSE_BOTH) {
553 cmd->supported |= SUPPORTED_Pause;
554 } else {
555 cmd->supported |= SUPPORTED_Asym_Pause;
556 if (link_info->force_pause_setting &
557 BNXT_LINK_PAUSE_RX)
558 cmd->supported |= SUPPORTED_Pause;
559 }
560 }
561
562 cmd->port = PORT_NONE;
563 if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
564 cmd->port = PORT_TP;
565 cmd->supported |= SUPPORTED_TP;
566 cmd->advertising |= ADVERTISED_TP;
567 } else {
568 cmd->supported |= SUPPORTED_FIBRE;
569 cmd->advertising |= ADVERTISED_FIBRE;
570
571 if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC)
572 cmd->port = PORT_DA;
573 else if (link_info->media_type ==
574 PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE)
575 cmd->port = PORT_FIBRE;
576 }
577
578 if (link_info->phy_link_status == BNXT_LINK_LINK) {
579 if (link_info->duplex & BNXT_LINK_DUPLEX_FULL)
580 cmd->duplex = DUPLEX_FULL;
581 } else {
582 cmd->duplex = DUPLEX_UNKNOWN;
583 }
584 ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed);
585 ethtool_cmd_speed_set(cmd, ethtool_speed);
586 if (link_info->transceiver ==
587 PORT_PHY_QCFG_RESP_TRANSCEIVER_TYPE_XCVR_INTERNAL)
588 cmd->transceiver = XCVR_INTERNAL;
589 else
590 cmd->transceiver = XCVR_EXTERNAL;
591 cmd->phy_address = link_info->phy_addr;
592
593 return 0;
594 }
595
bnxt_get_fw_speed(struct net_device * dev,u16 ethtool_speed)596 static u32 bnxt_get_fw_speed(struct net_device *dev, u16 ethtool_speed)
597 {
598 switch (ethtool_speed) {
599 case SPEED_100:
600 return PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100MB;
601 case SPEED_1000:
602 return PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_1GB;
603 case SPEED_2500:
604 return PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_2_5GB;
605 case SPEED_10000:
606 return PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_10GB;
607 case SPEED_20000:
608 return PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_20GB;
609 case SPEED_25000:
610 return PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_25GB;
611 case SPEED_40000:
612 return PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_40GB;
613 case SPEED_50000:
614 return PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_50GB;
615 default:
616 netdev_err(dev, "unsupported speed!\n");
617 break;
618 }
619 return 0;
620 }
621
bnxt_get_fw_auto_link_speeds(u32 advertising)622 static u16 bnxt_get_fw_auto_link_speeds(u32 advertising)
623 {
624 u16 fw_speed_mask = 0;
625
626 /* only support autoneg at speed 100, 1000, and 10000 */
627 if (advertising & (ADVERTISED_100baseT_Full |
628 ADVERTISED_100baseT_Half)) {
629 fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB;
630 }
631 if (advertising & (ADVERTISED_1000baseT_Full |
632 ADVERTISED_1000baseT_Half)) {
633 fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB;
634 }
635 if (advertising & ADVERTISED_10000baseT_Full)
636 fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB;
637
638 return fw_speed_mask;
639 }
640
bnxt_set_settings(struct net_device * dev,struct ethtool_cmd * cmd)641 static int bnxt_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
642 {
643 int rc = 0;
644 struct bnxt *bp = netdev_priv(dev);
645 struct bnxt_link_info *link_info = &bp->link_info;
646 u32 speed, fw_advertising = 0;
647 bool set_pause = false;
648
649 if (BNXT_VF(bp))
650 return rc;
651
652 if (cmd->autoneg == AUTONEG_ENABLE) {
653 if (link_info->media_type != PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
654 netdev_err(dev, "Media type doesn't support autoneg\n");
655 rc = -EINVAL;
656 goto set_setting_exit;
657 }
658 if (cmd->advertising & ~(BNXT_ALL_COPPER_ETHTOOL_SPEED |
659 ADVERTISED_Autoneg |
660 ADVERTISED_TP |
661 ADVERTISED_Pause |
662 ADVERTISED_Asym_Pause)) {
663 netdev_err(dev, "Unsupported advertising mask (adv: 0x%x)\n",
664 cmd->advertising);
665 rc = -EINVAL;
666 goto set_setting_exit;
667 }
668 fw_advertising = bnxt_get_fw_auto_link_speeds(cmd->advertising);
669 if (fw_advertising & ~link_info->support_speeds) {
670 netdev_err(dev, "Advertising parameters are not supported! (adv: 0x%x)\n",
671 cmd->advertising);
672 rc = -EINVAL;
673 goto set_setting_exit;
674 }
675 link_info->autoneg |= BNXT_AUTONEG_SPEED;
676 if (!fw_advertising)
677 link_info->advertising = link_info->support_speeds;
678 else
679 link_info->advertising = fw_advertising;
680 /* any change to autoneg will cause link change, therefore the
681 * driver should put back the original pause setting in autoneg
682 */
683 set_pause = true;
684 } else {
685 /* TODO: currently don't support half duplex */
686 if (cmd->duplex == DUPLEX_HALF) {
687 netdev_err(dev, "HALF DUPLEX is not supported!\n");
688 rc = -EINVAL;
689 goto set_setting_exit;
690 }
691 /* If received a request for an unknown duplex, assume full*/
692 if (cmd->duplex == DUPLEX_UNKNOWN)
693 cmd->duplex = DUPLEX_FULL;
694 speed = ethtool_cmd_speed(cmd);
695 link_info->req_link_speed = bnxt_get_fw_speed(dev, speed);
696 link_info->req_duplex = BNXT_LINK_DUPLEX_FULL;
697 link_info->autoneg &= ~BNXT_AUTONEG_SPEED;
698 link_info->advertising = 0;
699 }
700
701 if (netif_running(dev))
702 rc = bnxt_hwrm_set_link_setting(bp, set_pause);
703
704 set_setting_exit:
705 return rc;
706 }
707
bnxt_get_pauseparam(struct net_device * dev,struct ethtool_pauseparam * epause)708 static void bnxt_get_pauseparam(struct net_device *dev,
709 struct ethtool_pauseparam *epause)
710 {
711 struct bnxt *bp = netdev_priv(dev);
712 struct bnxt_link_info *link_info = &bp->link_info;
713
714 if (BNXT_VF(bp))
715 return;
716 epause->autoneg = !!(link_info->auto_pause_setting &
717 BNXT_LINK_PAUSE_BOTH);
718 epause->rx_pause = ((link_info->pause & BNXT_LINK_PAUSE_RX) != 0);
719 epause->tx_pause = ((link_info->pause & BNXT_LINK_PAUSE_TX) != 0);
720 }
721
bnxt_set_pauseparam(struct net_device * dev,struct ethtool_pauseparam * epause)722 static int bnxt_set_pauseparam(struct net_device *dev,
723 struct ethtool_pauseparam *epause)
724 {
725 int rc = 0;
726 struct bnxt *bp = netdev_priv(dev);
727 struct bnxt_link_info *link_info = &bp->link_info;
728
729 if (BNXT_VF(bp))
730 return rc;
731
732 if (epause->autoneg) {
733 link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
734 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_BOTH;
735 } else {
736 /* when transition from auto pause to force pause,
737 * force a link change
738 */
739 if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
740 link_info->force_link_chng = true;
741 link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL;
742 link_info->req_flow_ctrl &= ~BNXT_LINK_PAUSE_BOTH;
743 }
744 if (epause->rx_pause)
745 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX;
746 else
747 link_info->req_flow_ctrl &= ~BNXT_LINK_PAUSE_RX;
748
749 if (epause->tx_pause)
750 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX;
751 else
752 link_info->req_flow_ctrl &= ~BNXT_LINK_PAUSE_TX;
753
754 if (netif_running(dev))
755 rc = bnxt_hwrm_set_pause(bp);
756 return rc;
757 }
758
bnxt_get_link(struct net_device * dev)759 static u32 bnxt_get_link(struct net_device *dev)
760 {
761 struct bnxt *bp = netdev_priv(dev);
762
763 /* TODO: handle MF, VF, driver close case */
764 return bp->link_info.link_up;
765 }
766
bnxt_flash_nvram(struct net_device * dev,u16 dir_type,u16 dir_ordinal,u16 dir_ext,u16 dir_attr,const u8 * data,size_t data_len)767 static int bnxt_flash_nvram(struct net_device *dev,
768 u16 dir_type,
769 u16 dir_ordinal,
770 u16 dir_ext,
771 u16 dir_attr,
772 const u8 *data,
773 size_t data_len)
774 {
775 struct bnxt *bp = netdev_priv(dev);
776 int rc;
777 struct hwrm_nvm_write_input req = {0};
778 dma_addr_t dma_handle;
779 u8 *kmem;
780
781 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_WRITE, -1, -1);
782
783 req.dir_type = cpu_to_le16(dir_type);
784 req.dir_ordinal = cpu_to_le16(dir_ordinal);
785 req.dir_ext = cpu_to_le16(dir_ext);
786 req.dir_attr = cpu_to_le16(dir_attr);
787 req.dir_data_length = cpu_to_le32(data_len);
788
789 kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle,
790 GFP_KERNEL);
791 if (!kmem) {
792 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
793 (unsigned)data_len);
794 return -ENOMEM;
795 }
796 memcpy(kmem, data, data_len);
797 req.host_src_addr = cpu_to_le64(dma_handle);
798
799 rc = hwrm_send_message(bp, &req, sizeof(req), FLASH_NVRAM_TIMEOUT);
800 dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle);
801
802 return rc;
803 }
804
bnxt_flash_firmware(struct net_device * dev,u16 dir_type,const u8 * fw_data,size_t fw_size)805 static int bnxt_flash_firmware(struct net_device *dev,
806 u16 dir_type,
807 const u8 *fw_data,
808 size_t fw_size)
809 {
810 int rc = 0;
811 u16 code_type;
812 u32 stored_crc;
813 u32 calculated_crc;
814 struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data;
815
816 switch (dir_type) {
817 case BNX_DIR_TYPE_BOOTCODE:
818 case BNX_DIR_TYPE_BOOTCODE_2:
819 code_type = CODE_BOOT;
820 break;
821 default:
822 netdev_err(dev, "Unsupported directory entry type: %u\n",
823 dir_type);
824 return -EINVAL;
825 }
826 if (fw_size < sizeof(struct bnxt_fw_header)) {
827 netdev_err(dev, "Invalid firmware file size: %u\n",
828 (unsigned int)fw_size);
829 return -EINVAL;
830 }
831 if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) {
832 netdev_err(dev, "Invalid firmware signature: %08X\n",
833 le32_to_cpu(header->signature));
834 return -EINVAL;
835 }
836 if (header->code_type != code_type) {
837 netdev_err(dev, "Expected firmware type: %d, read: %d\n",
838 code_type, header->code_type);
839 return -EINVAL;
840 }
841 if (header->device != DEVICE_CUMULUS_FAMILY) {
842 netdev_err(dev, "Expected firmware device family %d, read: %d\n",
843 DEVICE_CUMULUS_FAMILY, header->device);
844 return -EINVAL;
845 }
846 /* Confirm the CRC32 checksum of the file: */
847 stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
848 sizeof(stored_crc)));
849 calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
850 if (calculated_crc != stored_crc) {
851 netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n",
852 (unsigned long)stored_crc,
853 (unsigned long)calculated_crc);
854 return -EINVAL;
855 }
856 /* TODO: Validate digital signature (RSA-encrypted SHA-256 hash) here */
857 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
858 0, 0, fw_data, fw_size);
859 if (rc == 0) { /* Firmware update successful */
860 /* TODO: Notify processor it needs to reset itself
861 */
862 }
863 return rc;
864 }
865
bnxt_dir_type_is_ape_bin_format(u16 dir_type)866 static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type)
867 {
868 switch (dir_type) {
869 case BNX_DIR_TYPE_CHIMP_PATCH:
870 case BNX_DIR_TYPE_BOOTCODE:
871 case BNX_DIR_TYPE_BOOTCODE_2:
872 case BNX_DIR_TYPE_APE_FW:
873 case BNX_DIR_TYPE_APE_PATCH:
874 case BNX_DIR_TYPE_KONG_FW:
875 case BNX_DIR_TYPE_KONG_PATCH:
876 return true;
877 }
878
879 return false;
880 }
881
bnxt_dir_type_is_unprotected_exec_format(u16 dir_type)882 static bool bnxt_dir_type_is_unprotected_exec_format(u16 dir_type)
883 {
884 switch (dir_type) {
885 case BNX_DIR_TYPE_AVS:
886 case BNX_DIR_TYPE_EXP_ROM_MBA:
887 case BNX_DIR_TYPE_PCIE:
888 case BNX_DIR_TYPE_TSCF_UCODE:
889 case BNX_DIR_TYPE_EXT_PHY:
890 case BNX_DIR_TYPE_CCM:
891 case BNX_DIR_TYPE_ISCSI_BOOT:
892 case BNX_DIR_TYPE_ISCSI_BOOT_IPV6:
893 case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6:
894 return true;
895 }
896
897 return false;
898 }
899
bnxt_dir_type_is_executable(u16 dir_type)900 static bool bnxt_dir_type_is_executable(u16 dir_type)
901 {
902 return bnxt_dir_type_is_ape_bin_format(dir_type) ||
903 bnxt_dir_type_is_unprotected_exec_format(dir_type);
904 }
905
bnxt_flash_firmware_from_file(struct net_device * dev,u16 dir_type,const char * filename)906 static int bnxt_flash_firmware_from_file(struct net_device *dev,
907 u16 dir_type,
908 const char *filename)
909 {
910 const struct firmware *fw;
911 int rc;
912
913 if (bnxt_dir_type_is_executable(dir_type) == false)
914 return -EINVAL;
915
916 rc = request_firmware(&fw, filename, &dev->dev);
917 if (rc != 0) {
918 netdev_err(dev, "Error %d requesting firmware file: %s\n",
919 rc, filename);
920 return rc;
921 }
922 if (bnxt_dir_type_is_ape_bin_format(dir_type) == true)
923 rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size);
924 else
925 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
926 0, 0, fw->data, fw->size);
927 release_firmware(fw);
928 return rc;
929 }
930
bnxt_flash_package_from_file(struct net_device * dev,char * filename)931 static int bnxt_flash_package_from_file(struct net_device *dev,
932 char *filename)
933 {
934 netdev_err(dev, "packages are not yet supported\n");
935 return -EINVAL;
936 }
937
bnxt_flash_device(struct net_device * dev,struct ethtool_flash * flash)938 static int bnxt_flash_device(struct net_device *dev,
939 struct ethtool_flash *flash)
940 {
941 if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) {
942 netdev_err(dev, "flashdev not supported from a virtual function\n");
943 return -EINVAL;
944 }
945
946 if (flash->region == ETHTOOL_FLASH_ALL_REGIONS)
947 return bnxt_flash_package_from_file(dev, flash->data);
948
949 return bnxt_flash_firmware_from_file(dev, flash->region, flash->data);
950 }
951
nvm_get_dir_info(struct net_device * dev,u32 * entries,u32 * length)952 static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length)
953 {
954 struct bnxt *bp = netdev_priv(dev);
955 int rc;
956 struct hwrm_nvm_get_dir_info_input req = {0};
957 struct hwrm_nvm_get_dir_info_output *output = bp->hwrm_cmd_resp_addr;
958
959 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_INFO, -1, -1);
960
961 mutex_lock(&bp->hwrm_cmd_lock);
962 rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
963 if (!rc) {
964 *entries = le32_to_cpu(output->entries);
965 *length = le32_to_cpu(output->entry_length);
966 }
967 mutex_unlock(&bp->hwrm_cmd_lock);
968 return rc;
969 }
970
bnxt_get_eeprom_len(struct net_device * dev)971 static int bnxt_get_eeprom_len(struct net_device *dev)
972 {
973 /* The -1 return value allows the entire 32-bit range of offsets to be
974 * passed via the ethtool command-line utility.
975 */
976 return -1;
977 }
978
bnxt_get_nvram_directory(struct net_device * dev,u32 len,u8 * data)979 static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data)
980 {
981 struct bnxt *bp = netdev_priv(dev);
982 int rc;
983 u32 dir_entries;
984 u32 entry_length;
985 u8 *buf;
986 size_t buflen;
987 dma_addr_t dma_handle;
988 struct hwrm_nvm_get_dir_entries_input req = {0};
989
990 rc = nvm_get_dir_info(dev, &dir_entries, &entry_length);
991 if (rc != 0)
992 return rc;
993
994 if (!dir_entries || !entry_length)
995 return -EIO;
996
997 /* Insert 2 bytes of directory info (count and size of entries) */
998 if (len < 2)
999 return -EINVAL;
1000
1001 *data++ = dir_entries;
1002 *data++ = entry_length;
1003 len -= 2;
1004 memset(data, 0xff, len);
1005
1006 buflen = dir_entries * entry_length;
1007 buf = dma_alloc_coherent(&bp->pdev->dev, buflen, &dma_handle,
1008 GFP_KERNEL);
1009 if (!buf) {
1010 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1011 (unsigned)buflen);
1012 return -ENOMEM;
1013 }
1014 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_ENTRIES, -1, -1);
1015 req.host_dest_addr = cpu_to_le64(dma_handle);
1016 rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1017 if (rc == 0)
1018 memcpy(data, buf, len > buflen ? buflen : len);
1019 dma_free_coherent(&bp->pdev->dev, buflen, buf, dma_handle);
1020 return rc;
1021 }
1022
bnxt_get_nvram_item(struct net_device * dev,u32 index,u32 offset,u32 length,u8 * data)1023 static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset,
1024 u32 length, u8 *data)
1025 {
1026 struct bnxt *bp = netdev_priv(dev);
1027 int rc;
1028 u8 *buf;
1029 dma_addr_t dma_handle;
1030 struct hwrm_nvm_read_input req = {0};
1031
1032 buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle,
1033 GFP_KERNEL);
1034 if (!buf) {
1035 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1036 (unsigned)length);
1037 return -ENOMEM;
1038 }
1039 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_READ, -1, -1);
1040 req.host_dest_addr = cpu_to_le64(dma_handle);
1041 req.dir_idx = cpu_to_le16(index);
1042 req.offset = cpu_to_le32(offset);
1043 req.len = cpu_to_le32(length);
1044
1045 rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1046 if (rc == 0)
1047 memcpy(data, buf, length);
1048 dma_free_coherent(&bp->pdev->dev, length, buf, dma_handle);
1049 return rc;
1050 }
1051
bnxt_get_eeprom(struct net_device * dev,struct ethtool_eeprom * eeprom,u8 * data)1052 static int bnxt_get_eeprom(struct net_device *dev,
1053 struct ethtool_eeprom *eeprom,
1054 u8 *data)
1055 {
1056 u32 index;
1057 u32 offset;
1058
1059 if (eeprom->offset == 0) /* special offset value to get directory */
1060 return bnxt_get_nvram_directory(dev, eeprom->len, data);
1061
1062 index = eeprom->offset >> 24;
1063 offset = eeprom->offset & 0xffffff;
1064
1065 if (index == 0) {
1066 netdev_err(dev, "unsupported index value: %d\n", index);
1067 return -EINVAL;
1068 }
1069
1070 return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data);
1071 }
1072
bnxt_erase_nvram_directory(struct net_device * dev,u8 index)1073 static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index)
1074 {
1075 struct bnxt *bp = netdev_priv(dev);
1076 struct hwrm_nvm_erase_dir_entry_input req = {0};
1077
1078 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_ERASE_DIR_ENTRY, -1, -1);
1079 req.dir_idx = cpu_to_le16(index);
1080 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1081 }
1082
bnxt_set_eeprom(struct net_device * dev,struct ethtool_eeprom * eeprom,u8 * data)1083 static int bnxt_set_eeprom(struct net_device *dev,
1084 struct ethtool_eeprom *eeprom,
1085 u8 *data)
1086 {
1087 struct bnxt *bp = netdev_priv(dev);
1088 u8 index, dir_op;
1089 u16 type, ext, ordinal, attr;
1090
1091 if (!BNXT_PF(bp)) {
1092 netdev_err(dev, "NVM write not supported from a virtual function\n");
1093 return -EINVAL;
1094 }
1095
1096 type = eeprom->magic >> 16;
1097
1098 if (type == 0xffff) { /* special value for directory operations */
1099 index = eeprom->magic & 0xff;
1100 dir_op = eeprom->magic >> 8;
1101 if (index == 0)
1102 return -EINVAL;
1103 switch (dir_op) {
1104 case 0x0e: /* erase */
1105 if (eeprom->offset != ~eeprom->magic)
1106 return -EINVAL;
1107 return bnxt_erase_nvram_directory(dev, index - 1);
1108 default:
1109 return -EINVAL;
1110 }
1111 }
1112
1113 /* Create or re-write an NVM item: */
1114 if (bnxt_dir_type_is_executable(type) == true)
1115 return -EINVAL;
1116 ext = eeprom->magic & 0xffff;
1117 ordinal = eeprom->offset >> 16;
1118 attr = eeprom->offset & 0xffff;
1119
1120 return bnxt_flash_nvram(dev, type, ordinal, ext, attr, data,
1121 eeprom->len);
1122 }
1123
1124 const struct ethtool_ops bnxt_ethtool_ops = {
1125 .get_settings = bnxt_get_settings,
1126 .set_settings = bnxt_set_settings,
1127 .get_pauseparam = bnxt_get_pauseparam,
1128 .set_pauseparam = bnxt_set_pauseparam,
1129 .get_drvinfo = bnxt_get_drvinfo,
1130 .get_coalesce = bnxt_get_coalesce,
1131 .set_coalesce = bnxt_set_coalesce,
1132 .get_msglevel = bnxt_get_msglevel,
1133 .set_msglevel = bnxt_set_msglevel,
1134 .get_sset_count = bnxt_get_sset_count,
1135 .get_strings = bnxt_get_strings,
1136 .get_ethtool_stats = bnxt_get_ethtool_stats,
1137 .set_ringparam = bnxt_set_ringparam,
1138 .get_ringparam = bnxt_get_ringparam,
1139 .get_channels = bnxt_get_channels,
1140 .set_channels = bnxt_set_channels,
1141 #ifdef CONFIG_RFS_ACCEL
1142 .get_rxnfc = bnxt_get_rxnfc,
1143 #endif
1144 .get_rxfh_indir_size = bnxt_get_rxfh_indir_size,
1145 .get_rxfh_key_size = bnxt_get_rxfh_key_size,
1146 .get_rxfh = bnxt_get_rxfh,
1147 .flash_device = bnxt_flash_device,
1148 .get_eeprom_len = bnxt_get_eeprom_len,
1149 .get_eeprom = bnxt_get_eeprom,
1150 .set_eeprom = bnxt_set_eeprom,
1151 .get_link = bnxt_get_link,
1152 };
1153