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18#include "be.h"
19#include "be_cmds.h"
20#include <linux/ethtool.h>
21
22struct be_ethtool_stat {
23 char desc[ETH_GSTRING_LEN];
24 int type;
25 int size;
26 int offset;
27};
28
29enum {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT};
30#define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
31 offsetof(_struct, field)
32#define DRVSTAT_TX_INFO(field) #field, DRVSTAT_TX,\
33 FIELDINFO(struct be_tx_stats, field)
34#define DRVSTAT_RX_INFO(field) #field, DRVSTAT_RX,\
35 FIELDINFO(struct be_rx_stats, field)
36#define DRVSTAT_INFO(field) #field, DRVSTAT,\
37 FIELDINFO(struct be_drv_stats, field)
38
39static const struct be_ethtool_stat et_stats[] = {
40 {DRVSTAT_INFO(rx_crc_errors)},
41 {DRVSTAT_INFO(rx_alignment_symbol_errors)},
42 {DRVSTAT_INFO(rx_pause_frames)},
43 {DRVSTAT_INFO(rx_control_frames)},
44
45
46
47 {DRVSTAT_INFO(rx_in_range_errors)},
48
49
50
51 {DRVSTAT_INFO(rx_out_range_errors)},
52
53 {DRVSTAT_INFO(rx_frame_too_long)},
54
55
56
57 {DRVSTAT_INFO(rx_address_filtered)},
58
59
60
61 {DRVSTAT_INFO(rx_dropped_too_small)},
62
63
64
65 {DRVSTAT_INFO(rx_dropped_too_short)},
66
67
68
69 {DRVSTAT_INFO(rx_dropped_header_too_small)},
70
71
72
73
74 {DRVSTAT_INFO(rx_dropped_tcp_length)},
75 {DRVSTAT_INFO(rx_dropped_runt)},
76
77
78
79
80 {DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
81 {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
82 {DRVSTAT_INFO(rx_ip_checksum_errs)},
83 {DRVSTAT_INFO(rx_tcp_checksum_errs)},
84 {DRVSTAT_INFO(rx_udp_checksum_errs)},
85 {DRVSTAT_INFO(tx_pauseframes)},
86 {DRVSTAT_INFO(tx_controlframes)},
87 {DRVSTAT_INFO(rx_priority_pause_frames)},
88 {DRVSTAT_INFO(tx_priority_pauseframes)},
89
90
91
92 {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
93 {DRVSTAT_INFO(jabber_events)},
94
95
96
97 {DRVSTAT_INFO(rx_drops_no_pbuf)},
98
99
100
101 {DRVSTAT_INFO(rx_drops_no_erx_descr)},
102
103
104
105
106 {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
107
108
109
110
111 {DRVSTAT_INFO(rx_drops_too_many_frags)},
112 {DRVSTAT_INFO(forwarded_packets)},
113
114
115
116 {DRVSTAT_INFO(rx_drops_mtu)},
117
118 {DRVSTAT_INFO(eth_red_drops)},
119 {DRVSTAT_INFO(be_on_die_temperature)},
120 {DRVSTAT_INFO(rx_roce_bytes_lsd)},
121 {DRVSTAT_INFO(rx_roce_bytes_msd)},
122 {DRVSTAT_INFO(rx_roce_frames)},
123 {DRVSTAT_INFO(roce_drops_payload_len)},
124 {DRVSTAT_INFO(roce_drops_crc)}
125};
126#define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
127
128
129
130
131static const struct be_ethtool_stat et_rx_stats[] = {
132 {DRVSTAT_RX_INFO(rx_bytes)},
133 {DRVSTAT_RX_INFO(rx_pkts)},
134 {DRVSTAT_RX_INFO(rx_compl)},
135 {DRVSTAT_RX_INFO(rx_compl_err)},
136 {DRVSTAT_RX_INFO(rx_mcast_pkts)},
137
138
139
140 {DRVSTAT_RX_INFO(rx_post_fail)},
141
142 {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
143
144
145
146 {DRVSTAT_RX_INFO(rx_drops_no_frags)}
147};
148#define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
149
150
151
152
153static const struct be_ethtool_stat et_tx_stats[] = {
154 {DRVSTAT_TX_INFO(tx_compl)},
155 {DRVSTAT_TX_INFO(tx_bytes)},
156 {DRVSTAT_TX_INFO(tx_pkts)},
157
158 {DRVSTAT_TX_INFO(tx_reqs)},
159
160 {DRVSTAT_TX_INFO(tx_wrbs)},
161
162
163
164 {DRVSTAT_TX_INFO(tx_stops)},
165
166 {DRVSTAT_TX_INFO(tx_drv_drops)}
167};
168#define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
169
170static const char et_self_tests[][ETH_GSTRING_LEN] = {
171 "MAC Loopback test",
172 "PHY Loopback test",
173 "External Loopback test",
174 "DDR DMA test",
175 "Link test"
176};
177
178#define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
179#define BE_MAC_LOOPBACK 0x0
180#define BE_PHY_LOOPBACK 0x1
181#define BE_ONE_PORT_EXT_LOOPBACK 0x2
182#define BE_NO_LOOPBACK 0xff
183
184static void be_get_drvinfo(struct net_device *netdev,
185 struct ethtool_drvinfo *drvinfo)
186{
187 struct be_adapter *adapter = netdev_priv(netdev);
188
189 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
190 strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
191 if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN))
192 strlcpy(drvinfo->fw_version, adapter->fw_ver,
193 sizeof(drvinfo->fw_version));
194 else
195 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
196 "%s [%s]", adapter->fw_ver, adapter->fw_on_flash);
197
198 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
199 sizeof(drvinfo->bus_info));
200 drvinfo->testinfo_len = 0;
201 drvinfo->regdump_len = 0;
202 drvinfo->eedump_len = 0;
203}
204
205static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
206{
207 u32 data_read = 0, eof;
208 u8 addn_status;
209 struct be_dma_mem data_len_cmd;
210 int status;
211
212 memset(&data_len_cmd, 0, sizeof(data_len_cmd));
213
214 status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0,
215 file_name, &data_read, &eof,
216 &addn_status);
217
218 return data_read;
219}
220
221static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
222 u32 buf_len, void *buf)
223{
224 struct be_dma_mem read_cmd;
225 u32 read_len = 0, total_read_len = 0, chunk_size;
226 u32 eof = 0;
227 u8 addn_status;
228 int status = 0;
229
230 read_cmd.size = LANCER_READ_FILE_CHUNK;
231 read_cmd.va = pci_alloc_consistent(adapter->pdev, read_cmd.size,
232 &read_cmd.dma);
233
234 if (!read_cmd.va) {
235 dev_err(&adapter->pdev->dev,
236 "Memory allocation failure while reading dump\n");
237 return -ENOMEM;
238 }
239
240 while ((total_read_len < buf_len) && !eof) {
241 chunk_size = min_t(u32, (buf_len - total_read_len),
242 LANCER_READ_FILE_CHUNK);
243 chunk_size = ALIGN(chunk_size, 4);
244 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
245 total_read_len, file_name,
246 &read_len, &eof, &addn_status);
247 if (!status) {
248 memcpy(buf + total_read_len, read_cmd.va, read_len);
249 total_read_len += read_len;
250 eof &= LANCER_READ_FILE_EOF_MASK;
251 } else {
252 status = -EIO;
253 break;
254 }
255 }
256 pci_free_consistent(adapter->pdev, read_cmd.size, read_cmd.va,
257 read_cmd.dma);
258
259 return status;
260}
261
262static int be_get_reg_len(struct net_device *netdev)
263{
264 struct be_adapter *adapter = netdev_priv(netdev);
265 u32 log_size = 0;
266
267 if (!check_privilege(adapter, MAX_PRIVILEGES))
268 return 0;
269
270 if (be_physfn(adapter)) {
271 if (lancer_chip(adapter))
272 log_size = lancer_cmd_get_file_len(adapter,
273 LANCER_FW_DUMP_FILE);
274 else
275 be_cmd_get_reg_len(adapter, &log_size);
276 }
277 return log_size;
278}
279
280static void
281be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
282{
283 struct be_adapter *adapter = netdev_priv(netdev);
284
285 if (be_physfn(adapter)) {
286 memset(buf, 0, regs->len);
287 if (lancer_chip(adapter))
288 lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
289 regs->len, buf);
290 else
291 be_cmd_get_regs(adapter, regs->len, buf);
292 }
293}
294
295static int be_get_coalesce(struct net_device *netdev,
296 struct ethtool_coalesce *et)
297{
298 struct be_adapter *adapter = netdev_priv(netdev);
299 struct be_aic_obj *aic = &adapter->aic_obj[0];
300
301
302 et->rx_coalesce_usecs = aic->prev_eqd;
303 et->rx_coalesce_usecs_high = aic->max_eqd;
304 et->rx_coalesce_usecs_low = aic->min_eqd;
305
306 et->tx_coalesce_usecs = aic->prev_eqd;
307 et->tx_coalesce_usecs_high = aic->max_eqd;
308 et->tx_coalesce_usecs_low = aic->min_eqd;
309
310 et->use_adaptive_rx_coalesce = aic->enable;
311 et->use_adaptive_tx_coalesce = aic->enable;
312
313 return 0;
314}
315
316
317
318
319static int be_set_coalesce(struct net_device *netdev,
320 struct ethtool_coalesce *et)
321{
322 struct be_adapter *adapter = netdev_priv(netdev);
323 struct be_aic_obj *aic = &adapter->aic_obj[0];
324 struct be_eq_obj *eqo;
325 int i;
326
327 for_all_evt_queues(adapter, eqo, i) {
328 aic->enable = et->use_adaptive_rx_coalesce;
329 aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
330 aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd);
331 aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd);
332 aic->et_eqd = max(aic->et_eqd, aic->min_eqd);
333 aic++;
334 }
335
336 return 0;
337}
338
339static void be_get_ethtool_stats(struct net_device *netdev,
340 struct ethtool_stats *stats, uint64_t *data)
341{
342 struct be_adapter *adapter = netdev_priv(netdev);
343 struct be_rx_obj *rxo;
344 struct be_tx_obj *txo;
345 void *p;
346 unsigned int i, j, base = 0, start;
347
348 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
349 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
350 data[i] = *(u32 *)p;
351 }
352 base += ETHTOOL_STATS_NUM;
353
354 for_all_rx_queues(adapter, rxo, j) {
355 struct be_rx_stats *stats = rx_stats(rxo);
356
357 do {
358 start = u64_stats_fetch_begin_irq(&stats->sync);
359 data[base] = stats->rx_bytes;
360 data[base + 1] = stats->rx_pkts;
361 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
362
363 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
364 p = (u8 *)stats + et_rx_stats[i].offset;
365 data[base + i] = *(u32 *)p;
366 }
367 base += ETHTOOL_RXSTATS_NUM;
368 }
369
370 for_all_tx_queues(adapter, txo, j) {
371 struct be_tx_stats *stats = tx_stats(txo);
372
373 do {
374 start = u64_stats_fetch_begin_irq(&stats->sync_compl);
375 data[base] = stats->tx_compl;
376 } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start));
377
378 do {
379 start = u64_stats_fetch_begin_irq(&stats->sync);
380 for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
381 p = (u8 *)stats + et_tx_stats[i].offset;
382 data[base + i] =
383 (et_tx_stats[i].size == sizeof(u64)) ?
384 *(u64 *)p : *(u32 *)p;
385 }
386 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
387 base += ETHTOOL_TXSTATS_NUM;
388 }
389}
390
391static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
392 uint8_t *data)
393{
394 struct be_adapter *adapter = netdev_priv(netdev);
395 int i, j;
396
397 switch (stringset) {
398 case ETH_SS_STATS:
399 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
400 memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
401 data += ETH_GSTRING_LEN;
402 }
403 for (i = 0; i < adapter->num_rx_qs; i++) {
404 for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
405 sprintf(data, "rxq%d: %s", i,
406 et_rx_stats[j].desc);
407 data += ETH_GSTRING_LEN;
408 }
409 }
410 for (i = 0; i < adapter->num_tx_qs; i++) {
411 for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
412 sprintf(data, "txq%d: %s", i,
413 et_tx_stats[j].desc);
414 data += ETH_GSTRING_LEN;
415 }
416 }
417 break;
418 case ETH_SS_TEST:
419 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
420 memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
421 data += ETH_GSTRING_LEN;
422 }
423 break;
424 }
425}
426
427static int be_get_sset_count(struct net_device *netdev, int stringset)
428{
429 struct be_adapter *adapter = netdev_priv(netdev);
430
431 switch (stringset) {
432 case ETH_SS_TEST:
433 return ETHTOOL_TESTS_NUM;
434 case ETH_SS_STATS:
435 return ETHTOOL_STATS_NUM +
436 adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
437 adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
438 default:
439 return -EINVAL;
440 }
441}
442
443static u32 be_get_port_type(u32 phy_type, u32 dac_cable_len)
444{
445 u32 port;
446
447 switch (phy_type) {
448 case PHY_TYPE_BASET_1GB:
449 case PHY_TYPE_BASEX_1GB:
450 case PHY_TYPE_SGMII:
451 port = PORT_TP;
452 break;
453 case PHY_TYPE_SFP_PLUS_10GB:
454 port = dac_cable_len ? PORT_DA : PORT_FIBRE;
455 break;
456 case PHY_TYPE_XFP_10GB:
457 case PHY_TYPE_SFP_1GB:
458 port = PORT_FIBRE;
459 break;
460 case PHY_TYPE_BASET_10GB:
461 port = PORT_TP;
462 break;
463 default:
464 port = PORT_OTHER;
465 }
466
467 return port;
468}
469
470static u32 convert_to_et_setting(u32 if_type, u32 if_speeds)
471{
472 u32 val = 0;
473
474 switch (if_type) {
475 case PHY_TYPE_BASET_1GB:
476 case PHY_TYPE_BASEX_1GB:
477 case PHY_TYPE_SGMII:
478 val |= SUPPORTED_TP;
479 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
480 val |= SUPPORTED_1000baseT_Full;
481 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
482 val |= SUPPORTED_100baseT_Full;
483 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
484 val |= SUPPORTED_10baseT_Full;
485 break;
486 case PHY_TYPE_KX4_10GB:
487 val |= SUPPORTED_Backplane;
488 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
489 val |= SUPPORTED_1000baseKX_Full;
490 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
491 val |= SUPPORTED_10000baseKX4_Full;
492 break;
493 case PHY_TYPE_KR_10GB:
494 val |= SUPPORTED_Backplane |
495 SUPPORTED_10000baseKR_Full;
496 break;
497 case PHY_TYPE_SFP_PLUS_10GB:
498 case PHY_TYPE_XFP_10GB:
499 case PHY_TYPE_SFP_1GB:
500 val |= SUPPORTED_FIBRE;
501 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
502 val |= SUPPORTED_10000baseT_Full;
503 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
504 val |= SUPPORTED_1000baseT_Full;
505 break;
506 case PHY_TYPE_BASET_10GB:
507 val |= SUPPORTED_TP;
508 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
509 val |= SUPPORTED_10000baseT_Full;
510 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
511 val |= SUPPORTED_1000baseT_Full;
512 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
513 val |= SUPPORTED_100baseT_Full;
514 break;
515 default:
516 val |= SUPPORTED_TP;
517 }
518
519 return val;
520}
521
522bool be_pause_supported(struct be_adapter *adapter)
523{
524 return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
525 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
526 false : true;
527}
528
529static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
530{
531 struct be_adapter *adapter = netdev_priv(netdev);
532 u8 link_status;
533 u16 link_speed = 0;
534 int status;
535 u32 auto_speeds;
536 u32 fixed_speeds;
537 u32 dac_cable_len;
538 u16 interface_type;
539
540 if (adapter->phy.link_speed < 0) {
541 status = be_cmd_link_status_query(adapter, &link_speed,
542 &link_status, 0);
543 if (!status)
544 be_link_status_update(adapter, link_status);
545 ethtool_cmd_speed_set(ecmd, link_speed);
546
547 status = be_cmd_get_phy_info(adapter);
548 if (!status) {
549 interface_type = adapter->phy.interface_type;
550 auto_speeds = adapter->phy.auto_speeds_supported;
551 fixed_speeds = adapter->phy.fixed_speeds_supported;
552 dac_cable_len = adapter->phy.dac_cable_len;
553
554 ecmd->supported =
555 convert_to_et_setting(interface_type,
556 auto_speeds |
557 fixed_speeds);
558 ecmd->advertising =
559 convert_to_et_setting(interface_type,
560 auto_speeds);
561
562 ecmd->port = be_get_port_type(interface_type,
563 dac_cable_len);
564
565 if (adapter->phy.auto_speeds_supported) {
566 ecmd->supported |= SUPPORTED_Autoneg;
567 ecmd->autoneg = AUTONEG_ENABLE;
568 ecmd->advertising |= ADVERTISED_Autoneg;
569 }
570
571 ecmd->supported |= SUPPORTED_Pause;
572 if (be_pause_supported(adapter))
573 ecmd->advertising |= ADVERTISED_Pause;
574
575 switch (adapter->phy.interface_type) {
576 case PHY_TYPE_KR_10GB:
577 case PHY_TYPE_KX4_10GB:
578 ecmd->transceiver = XCVR_INTERNAL;
579 break;
580 default:
581 ecmd->transceiver = XCVR_EXTERNAL;
582 break;
583 }
584 } else {
585 ecmd->port = PORT_OTHER;
586 ecmd->autoneg = AUTONEG_DISABLE;
587 ecmd->transceiver = XCVR_DUMMY1;
588 }
589
590
591 adapter->phy.link_speed = ethtool_cmd_speed(ecmd);
592 adapter->phy.port_type = ecmd->port;
593 adapter->phy.transceiver = ecmd->transceiver;
594 adapter->phy.autoneg = ecmd->autoneg;
595 adapter->phy.advertising = ecmd->advertising;
596 adapter->phy.supported = ecmd->supported;
597 } else {
598 ethtool_cmd_speed_set(ecmd, adapter->phy.link_speed);
599 ecmd->port = adapter->phy.port_type;
600 ecmd->transceiver = adapter->phy.transceiver;
601 ecmd->autoneg = adapter->phy.autoneg;
602 ecmd->advertising = adapter->phy.advertising;
603 ecmd->supported = adapter->phy.supported;
604 }
605
606 ecmd->duplex = netif_carrier_ok(netdev) ? DUPLEX_FULL : DUPLEX_UNKNOWN;
607 ecmd->phy_address = adapter->port_num;
608
609 return 0;
610}
611
612static void be_get_ringparam(struct net_device *netdev,
613 struct ethtool_ringparam *ring)
614{
615 struct be_adapter *adapter = netdev_priv(netdev);
616
617 ring->rx_max_pending = ring->rx_pending = adapter->rx_obj[0].q.len;
618 ring->tx_max_pending = ring->tx_pending = adapter->tx_obj[0].q.len;
619}
620
621static void
622be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
623{
624 struct be_adapter *adapter = netdev_priv(netdev);
625
626 be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
627 ecmd->autoneg = adapter->phy.fc_autoneg;
628}
629
630static int
631be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
632{
633 struct be_adapter *adapter = netdev_priv(netdev);
634 int status;
635
636 if (ecmd->autoneg != adapter->phy.fc_autoneg)
637 return -EINVAL;
638 adapter->tx_fc = ecmd->tx_pause;
639 adapter->rx_fc = ecmd->rx_pause;
640
641 status = be_cmd_set_flow_control(adapter,
642 adapter->tx_fc, adapter->rx_fc);
643 if (status)
644 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
645
646 return be_cmd_status(status);
647}
648
649static int be_set_phys_id(struct net_device *netdev,
650 enum ethtool_phys_id_state state)
651{
652 struct be_adapter *adapter = netdev_priv(netdev);
653
654 switch (state) {
655 case ETHTOOL_ID_ACTIVE:
656 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
657 &adapter->beacon_state);
658 return 1;
659
660 case ETHTOOL_ID_ON:
661 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
662 BEACON_STATE_ENABLED);
663 break;
664
665 case ETHTOOL_ID_OFF:
666 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
667 BEACON_STATE_DISABLED);
668 break;
669
670 case ETHTOOL_ID_INACTIVE:
671 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
672 adapter->beacon_state);
673 }
674
675 return 0;
676}
677
678static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
679{
680 struct be_adapter *adapter = netdev_priv(netdev);
681 struct device *dev = &adapter->pdev->dev;
682 int status;
683
684 if (!lancer_chip(adapter) ||
685 !check_privilege(adapter, MAX_PRIVILEGES))
686 return -EOPNOTSUPP;
687
688 switch (dump->flag) {
689 case LANCER_INITIATE_FW_DUMP:
690 status = lancer_initiate_dump(adapter);
691 if (!status)
692 dev_info(dev, "FW dump initiated successfully\n");
693 break;
694 case LANCER_DELETE_FW_DUMP:
695 status = lancer_delete_dump(adapter);
696 if (!status)
697 dev_info(dev, "FW dump deleted successfully\n");
698 break;
699 default:
700 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag);
701 return -EINVAL;
702 }
703 return status;
704}
705
706static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
707{
708 struct be_adapter *adapter = netdev_priv(netdev);
709
710 if (adapter->wol_cap & BE_WOL_CAP) {
711 wol->supported |= WAKE_MAGIC;
712 if (adapter->wol_en)
713 wol->wolopts |= WAKE_MAGIC;
714 } else {
715 wol->wolopts = 0;
716 }
717 memset(&wol->sopass, 0, sizeof(wol->sopass));
718}
719
720static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
721{
722 struct be_adapter *adapter = netdev_priv(netdev);
723
724 if (wol->wolopts & ~WAKE_MAGIC)
725 return -EOPNOTSUPP;
726
727 if (!(adapter->wol_cap & BE_WOL_CAP)) {
728 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
729 return -EOPNOTSUPP;
730 }
731
732 if (wol->wolopts & WAKE_MAGIC)
733 adapter->wol_en = true;
734 else
735 adapter->wol_en = false;
736
737 return 0;
738}
739
740static int be_test_ddr_dma(struct be_adapter *adapter)
741{
742 int ret, i;
743 struct be_dma_mem ddrdma_cmd;
744 static const u64 pattern[2] = {
745 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
746 };
747
748 ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
749 ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
750 &ddrdma_cmd.dma, GFP_KERNEL);
751 if (!ddrdma_cmd.va)
752 return -ENOMEM;
753
754 for (i = 0; i < 2; i++) {
755 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
756 4096, &ddrdma_cmd);
757 if (ret != 0)
758 goto err;
759 }
760
761err:
762 dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
763 ddrdma_cmd.dma);
764 return be_cmd_status(ret);
765}
766
767static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
768 u64 *status)
769{
770 be_cmd_set_loopback(adapter, adapter->hba_port_num, loopback_type, 1);
771 *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
772 loopback_type, 1500, 2, 0xabc);
773 be_cmd_set_loopback(adapter, adapter->hba_port_num, BE_NO_LOOPBACK, 1);
774 return *status;
775}
776
777static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
778 u64 *data)
779{
780 struct be_adapter *adapter = netdev_priv(netdev);
781 int status;
782 u8 link_status = 0;
783
784 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
785 dev_err(&adapter->pdev->dev, "Self test not supported\n");
786 test->flags |= ETH_TEST_FL_FAILED;
787 return;
788 }
789
790 memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
791
792 if (test->flags & ETH_TEST_FL_OFFLINE) {
793 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0)
794 test->flags |= ETH_TEST_FL_FAILED;
795
796 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0)
797 test->flags |= ETH_TEST_FL_FAILED;
798
799 if (test->flags & ETH_TEST_FL_EXTERNAL_LB) {
800 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
801 &data[2]) != 0)
802 test->flags |= ETH_TEST_FL_FAILED;
803 test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
804 }
805 }
806
807 if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
808 data[3] = 1;
809 test->flags |= ETH_TEST_FL_FAILED;
810 }
811
812 status = be_cmd_link_status_query(adapter, NULL, &link_status, 0);
813 if (status) {
814 test->flags |= ETH_TEST_FL_FAILED;
815 data[4] = -1;
816 } else if (!link_status) {
817 test->flags |= ETH_TEST_FL_FAILED;
818 data[4] = 1;
819 }
820}
821
822static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
823{
824 struct be_adapter *adapter = netdev_priv(netdev);
825
826 return be_load_fw(adapter, efl->data);
827}
828
829static int be_get_eeprom_len(struct net_device *netdev)
830{
831 struct be_adapter *adapter = netdev_priv(netdev);
832
833 if (!check_privilege(adapter, MAX_PRIVILEGES))
834 return 0;
835
836 if (lancer_chip(adapter)) {
837 if (be_physfn(adapter))
838 return lancer_cmd_get_file_len(adapter,
839 LANCER_VPD_PF_FILE);
840 else
841 return lancer_cmd_get_file_len(adapter,
842 LANCER_VPD_VF_FILE);
843 } else {
844 return BE_READ_SEEPROM_LEN;
845 }
846}
847
848static int be_read_eeprom(struct net_device *netdev,
849 struct ethtool_eeprom *eeprom, uint8_t *data)
850{
851 struct be_adapter *adapter = netdev_priv(netdev);
852 struct be_dma_mem eeprom_cmd;
853 struct be_cmd_resp_seeprom_read *resp;
854 int status;
855
856 if (!eeprom->len)
857 return -EINVAL;
858
859 if (lancer_chip(adapter)) {
860 if (be_physfn(adapter))
861 return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
862 eeprom->len, data);
863 else
864 return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
865 eeprom->len, data);
866 }
867
868 eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
869
870 memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
871 eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
872 eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
873 &eeprom_cmd.dma, GFP_KERNEL);
874
875 if (!eeprom_cmd.va)
876 return -ENOMEM;
877
878 status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
879
880 if (!status) {
881 resp = eeprom_cmd.va;
882 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
883 }
884 dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
885 eeprom_cmd.dma);
886
887 return be_cmd_status(status);
888}
889
890static u32 be_get_msg_level(struct net_device *netdev)
891{
892 struct be_adapter *adapter = netdev_priv(netdev);
893
894 return adapter->msg_enable;
895}
896
897static void be_set_msg_level(struct net_device *netdev, u32 level)
898{
899 struct be_adapter *adapter = netdev_priv(netdev);
900
901 if (adapter->msg_enable == level)
902 return;
903
904 if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
905 if (BEx_chip(adapter))
906 be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
907 FW_LOG_LEVEL_DEFAULT :
908 FW_LOG_LEVEL_FATAL);
909 adapter->msg_enable = level;
910
911 return;
912}
913
914static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
915{
916 u64 data = 0;
917
918 switch (flow_type) {
919 case TCP_V4_FLOW:
920 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
921 data |= RXH_IP_DST | RXH_IP_SRC;
922 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4)
923 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
924 break;
925 case UDP_V4_FLOW:
926 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
927 data |= RXH_IP_DST | RXH_IP_SRC;
928 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4)
929 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
930 break;
931 case TCP_V6_FLOW:
932 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
933 data |= RXH_IP_DST | RXH_IP_SRC;
934 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6)
935 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
936 break;
937 case UDP_V6_FLOW:
938 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
939 data |= RXH_IP_DST | RXH_IP_SRC;
940 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6)
941 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
942 break;
943 }
944
945 return data;
946}
947
948static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
949 u32 *rule_locs)
950{
951 struct be_adapter *adapter = netdev_priv(netdev);
952
953 if (!be_multi_rxq(adapter)) {
954 dev_info(&adapter->pdev->dev,
955 "ethtool::get_rxnfc: RX flow hashing is disabled\n");
956 return -EINVAL;
957 }
958
959 switch (cmd->cmd) {
960 case ETHTOOL_GRXFH:
961 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
962 break;
963 case ETHTOOL_GRXRINGS:
964 cmd->data = adapter->num_rx_qs - 1;
965 break;
966 default:
967 return -EINVAL;
968 }
969
970 return 0;
971}
972
973static int be_set_rss_hash_opts(struct be_adapter *adapter,
974 struct ethtool_rxnfc *cmd)
975{
976 struct be_rx_obj *rxo;
977 int status = 0, i, j;
978 u8 rsstable[128];
979 u32 rss_flags = adapter->rss_info.rss_flags;
980
981 if (cmd->data != L3_RSS_FLAGS &&
982 cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
983 return -EINVAL;
984
985 switch (cmd->flow_type) {
986 case TCP_V4_FLOW:
987 if (cmd->data == L3_RSS_FLAGS)
988 rss_flags &= ~RSS_ENABLE_TCP_IPV4;
989 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
990 rss_flags |= RSS_ENABLE_IPV4 |
991 RSS_ENABLE_TCP_IPV4;
992 break;
993 case TCP_V6_FLOW:
994 if (cmd->data == L3_RSS_FLAGS)
995 rss_flags &= ~RSS_ENABLE_TCP_IPV6;
996 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
997 rss_flags |= RSS_ENABLE_IPV6 |
998 RSS_ENABLE_TCP_IPV6;
999 break;
1000 case UDP_V4_FLOW:
1001 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1002 BEx_chip(adapter))
1003 return -EINVAL;
1004
1005 if (cmd->data == L3_RSS_FLAGS)
1006 rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1007 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1008 rss_flags |= RSS_ENABLE_IPV4 |
1009 RSS_ENABLE_UDP_IPV4;
1010 break;
1011 case UDP_V6_FLOW:
1012 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1013 BEx_chip(adapter))
1014 return -EINVAL;
1015
1016 if (cmd->data == L3_RSS_FLAGS)
1017 rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1018 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1019 rss_flags |= RSS_ENABLE_IPV6 |
1020 RSS_ENABLE_UDP_IPV6;
1021 break;
1022 default:
1023 return -EINVAL;
1024 }
1025
1026 if (rss_flags == adapter->rss_info.rss_flags)
1027 return status;
1028
1029 if (be_multi_rxq(adapter)) {
1030 for (j = 0; j < 128; j += adapter->num_rx_qs - 1) {
1031 for_all_rss_queues(adapter, rxo, i) {
1032 if ((j + i) >= 128)
1033 break;
1034 rsstable[j + i] = rxo->rss_id;
1035 }
1036 }
1037 }
1038
1039 status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable,
1040 rss_flags, 128, adapter->rss_info.rss_hkey);
1041 if (!status)
1042 adapter->rss_info.rss_flags = rss_flags;
1043
1044 return be_cmd_status(status);
1045}
1046
1047static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1048{
1049 struct be_adapter *adapter = netdev_priv(netdev);
1050 int status = 0;
1051
1052 if (!be_multi_rxq(adapter)) {
1053 dev_err(&adapter->pdev->dev,
1054 "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1055 return -EINVAL;
1056 }
1057
1058 switch (cmd->cmd) {
1059 case ETHTOOL_SRXFH:
1060 status = be_set_rss_hash_opts(adapter, cmd);
1061 break;
1062 default:
1063 return -EINVAL;
1064 }
1065
1066 return status;
1067}
1068
1069static void be_get_channels(struct net_device *netdev,
1070 struct ethtool_channels *ch)
1071{
1072 struct be_adapter *adapter = netdev_priv(netdev);
1073
1074 ch->combined_count = adapter->num_evt_qs;
1075 ch->max_combined = be_max_qs(adapter);
1076}
1077
1078static int be_set_channels(struct net_device *netdev,
1079 struct ethtool_channels *ch)
1080{
1081 struct be_adapter *adapter = netdev_priv(netdev);
1082 int status;
1083
1084 if (ch->rx_count || ch->tx_count || ch->other_count ||
1085 !ch->combined_count || ch->combined_count > be_max_qs(adapter))
1086 return -EINVAL;
1087
1088 adapter->cfg_num_qs = ch->combined_count;
1089
1090 status = be_update_queues(adapter);
1091 return be_cmd_status(status);
1092}
1093
1094static u32 be_get_rxfh_indir_size(struct net_device *netdev)
1095{
1096 return RSS_INDIR_TABLE_LEN;
1097}
1098
1099static u32 be_get_rxfh_key_size(struct net_device *netdev)
1100{
1101 return RSS_HASH_KEY_LEN;
1102}
1103
1104static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey)
1105{
1106 struct be_adapter *adapter = netdev_priv(netdev);
1107 int i;
1108 struct rss_info *rss = &adapter->rss_info;
1109
1110 if (indir) {
1111 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++)
1112 indir[i] = rss->rss_queue[i];
1113 }
1114
1115 if (hkey)
1116 memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN);
1117
1118 return 0;
1119}
1120
1121static int be_set_rxfh(struct net_device *netdev, const u32 *indir,
1122 const u8 *hkey)
1123{
1124 int rc = 0, i, j;
1125 struct be_adapter *adapter = netdev_priv(netdev);
1126 u8 rsstable[RSS_INDIR_TABLE_LEN];
1127
1128 if (indir) {
1129 struct be_rx_obj *rxo;
1130 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) {
1131 j = indir[i];
1132 rxo = &adapter->rx_obj[j];
1133 rsstable[i] = rxo->rss_id;
1134 adapter->rss_info.rss_queue[i] = j;
1135 }
1136 } else {
1137 memcpy(rsstable, adapter->rss_info.rsstable,
1138 RSS_INDIR_TABLE_LEN);
1139 }
1140
1141 if (!hkey)
1142 hkey = adapter->rss_info.rss_hkey;
1143
1144 rc = be_cmd_rss_config(adapter, rsstable,
1145 adapter->rss_info.rss_flags,
1146 RSS_INDIR_TABLE_LEN, hkey);
1147 if (rc) {
1148 adapter->rss_info.rss_flags = RSS_ENABLE_NONE;
1149 return -EIO;
1150 }
1151 memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN);
1152 memcpy(adapter->rss_info.rsstable, rsstable,
1153 RSS_INDIR_TABLE_LEN);
1154 return 0;
1155}
1156
1157const struct ethtool_ops be_ethtool_ops = {
1158 .get_settings = be_get_settings,
1159 .get_drvinfo = be_get_drvinfo,
1160 .get_wol = be_get_wol,
1161 .set_wol = be_set_wol,
1162 .get_link = ethtool_op_get_link,
1163 .get_eeprom_len = be_get_eeprom_len,
1164 .get_eeprom = be_read_eeprom,
1165 .get_coalesce = be_get_coalesce,
1166 .set_coalesce = be_set_coalesce,
1167 .get_ringparam = be_get_ringparam,
1168 .get_pauseparam = be_get_pauseparam,
1169 .set_pauseparam = be_set_pauseparam,
1170 .get_strings = be_get_stat_strings,
1171 .set_phys_id = be_set_phys_id,
1172 .set_dump = be_set_dump,
1173 .get_msglevel = be_get_msg_level,
1174 .set_msglevel = be_set_msg_level,
1175 .get_sset_count = be_get_sset_count,
1176 .get_ethtool_stats = be_get_ethtool_stats,
1177 .get_regs_len = be_get_reg_len,
1178 .get_regs = be_get_regs,
1179 .flash_device = be_do_flash,
1180 .self_test = be_self_test,
1181 .get_rxnfc = be_get_rxnfc,
1182 .set_rxnfc = be_set_rxnfc,
1183 .get_rxfh_indir_size = be_get_rxfh_indir_size,
1184 .get_rxfh_key_size = be_get_rxfh_key_size,
1185 .get_rxfh = be_get_rxfh,
1186 .set_rxfh = be_set_rxfh,
1187 .get_channels = be_get_channels,
1188 .set_channels = be_set_channels
1189};
1190
