?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Linux 4.16.11
[linux/fpc-iii.git] / drivers / net / ethernet / emulex / benet / be_ethtool.c
blob7f7e206f95f8fa3b8bd0e9b4b1f1be9c35f8d405
1 /*
2 * Copyright (C) 2005 - 2016 Broadcom
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License version 2
7 * as published by the Free Software Foundation. The full GNU General
8 * Public License is included in this distribution in the file called COPYING.
9 *
10 * Contact Information:
11 * linux-drivers@emulex.com
12 *
13 * Emulex
14 * 3333 Susan Street
15 * Costa Mesa, CA 92626
16 */
17
18 #include "be.h"
19 #include "be_cmds.h"
20 #include <linux/ethtool.h>
21
22 struct be_ethtool_stat {
23 char desc[ETH_GSTRING_LEN];
24 int type;
25 int size;
26 int offset;
27 };
28
29 enum {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
39 static 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 /* Received packets dropped when the Ethernet length field
45 * is not equal to the actual Ethernet data length.
46 */
47 {DRVSTAT_INFO(rx_in_range_errors)},
48 /* Received packets dropped when their length field is >= 1501 bytes
49 * and <= 1535 bytes.
50 */
51 {DRVSTAT_INFO(rx_out_range_errors)},
52 /* Received packets dropped when they are longer than 9216 bytes */
53 {DRVSTAT_INFO(rx_frame_too_long)},
54 /* Received packets dropped when they don't pass the unicast or
55 * multicast address filtering.
56 */
57 {DRVSTAT_INFO(rx_address_filtered)},
58 /* Received packets dropped when IP packet length field is less than
59 * the IP header length field.
60 */
61 {DRVSTAT_INFO(rx_dropped_too_small)},
62 /* Received packets dropped when IP length field is greater than
63 * the actual packet length.
64 */
65 {DRVSTAT_INFO(rx_dropped_too_short)},
66 /* Received packets dropped when the IP header length field is less
67 * than 5.
68 */
69 {DRVSTAT_INFO(rx_dropped_header_too_small)},
70 /* Received packets dropped when the TCP header length field is less
71 * than 5 or the TCP header length + IP header length is more
72 * than IP packet length.
73 */
74 {DRVSTAT_INFO(rx_dropped_tcp_length)},
75 {DRVSTAT_INFO(rx_dropped_runt)},
76 /* Number of received packets dropped when a fifo for descriptors going
77 * into the packet demux block overflows. In normal operation, this
78 * fifo must never overflow.
79 */
80 {DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
81 /* Received packets dropped when the RX block runs out of space in
82 * one of its input FIFOs. This could happen due a long burst of
83 * minimum-sized (64b) frames in the receive path.
84 * This counter may also be erroneously incremented rarely.
85 */
86 {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
87 {DRVSTAT_INFO(rx_ip_checksum_errs)},
88 {DRVSTAT_INFO(rx_tcp_checksum_errs)},
89 {DRVSTAT_INFO(rx_udp_checksum_errs)},
90 {DRVSTAT_INFO(tx_pauseframes)},
91 {DRVSTAT_INFO(tx_controlframes)},
92 {DRVSTAT_INFO(rx_priority_pause_frames)},
93 {DRVSTAT_INFO(tx_priority_pauseframes)},
94 /* Received packets dropped when an internal fifo going into
95 * main packet buffer tank (PMEM) overflows.
96 */
97 {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
98 {DRVSTAT_INFO(jabber_events)},
99 /* Received packets dropped due to lack of available HW packet buffers
100 * used to temporarily hold the received packets.
101 */
102 {DRVSTAT_INFO(rx_drops_no_pbuf)},
103 /* Received packets dropped due to input receive buffer
104 * descriptor fifo overflowing.
105 */
106 {DRVSTAT_INFO(rx_drops_no_erx_descr)},
107 /* Packets dropped because the internal FIFO to the offloaded TCP
108 * receive processing block is full. This could happen only for
109 * offloaded iSCSI or FCoE trarffic.
110 */
111 {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
112 /* Received packets dropped when they need more than 8
113 * receive buffers. This cannot happen as the driver configures
114 * 2048 byte receive buffers.
115 */
116 {DRVSTAT_INFO(rx_drops_too_many_frags)},
117 {DRVSTAT_INFO(forwarded_packets)},
118 /* Received packets dropped when the frame length
119 * is more than 9018 bytes
120 */
121 {DRVSTAT_INFO(rx_drops_mtu)},
122 /* Number of dma mapping errors */
123 {DRVSTAT_INFO(dma_map_errors)},
124 /* Number of packets dropped due to random early drop function */
125 {DRVSTAT_INFO(eth_red_drops)},
126 {DRVSTAT_INFO(rx_roce_bytes_lsd)},
127 {DRVSTAT_INFO(rx_roce_bytes_msd)},
128 {DRVSTAT_INFO(rx_roce_frames)},
129 {DRVSTAT_INFO(roce_drops_payload_len)},
130 {DRVSTAT_INFO(roce_drops_crc)}
131 };
132
133 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
134
135 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
136 * are first and second members respectively.
137 */
138 static const struct be_ethtool_stat et_rx_stats[] = {
139 {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
140 {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
141 {DRVSTAT_RX_INFO(rx_vxlan_offload_pkts)},
142 {DRVSTAT_RX_INFO(rx_compl)},
143 {DRVSTAT_RX_INFO(rx_compl_err)},
144 {DRVSTAT_RX_INFO(rx_mcast_pkts)},
145 /* Number of page allocation failures while posting receive buffers
146 * to HW.
147 */
148 {DRVSTAT_RX_INFO(rx_post_fail)},
149 /* Recevied packets dropped due to skb allocation failure */
150 {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
151 /* Received packets dropped due to lack of available fetched buffers
152 * posted by the driver.
153 */
154 {DRVSTAT_RX_INFO(rx_drops_no_frags)}
155 };
156
157 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
158
159 /* Stats related to multi TX queues: get_stats routine assumes compl is the
160 * first member
161 */
162 static const struct be_ethtool_stat et_tx_stats[] = {
163 {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
164 /* This counter is incremented when the HW encounters an error while
165 * parsing the packet header of an outgoing TX request. This counter is
166 * applicable only for BE2, BE3 and Skyhawk based adapters.
167 */
168 {DRVSTAT_TX_INFO(tx_hdr_parse_err)},
169 /* This counter is incremented when an error occurs in the DMA
170 * operation associated with the TX request from the host to the device.
171 */
172 {DRVSTAT_TX_INFO(tx_dma_err)},
173 /* This counter is incremented when MAC or VLAN spoof checking is
174 * enabled on the interface and the TX request fails the spoof check
175 * in HW.
176 */
177 {DRVSTAT_TX_INFO(tx_spoof_check_err)},
178 /* This counter is incremented when the HW encounters an error while
179 * performing TSO offload. This counter is applicable only for Lancer
180 * adapters.
181 */
182 {DRVSTAT_TX_INFO(tx_tso_err)},
183 /* This counter is incremented when the HW detects Q-in-Q style VLAN
184 * tagging in a packet and such tagging is not expected on the outgoing
185 * interface. This counter is applicable only for Lancer adapters.
186 */
187 {DRVSTAT_TX_INFO(tx_qinq_err)},
188 /* This counter is incremented when the HW detects parity errors in the
189 * packet data. This counter is applicable only for Lancer adapters.
190 */
191 {DRVSTAT_TX_INFO(tx_internal_parity_err)},
192 {DRVSTAT_TX_INFO(tx_sge_err)},
193 {DRVSTAT_TX_INFO(tx_bytes)},
194 {DRVSTAT_TX_INFO(tx_pkts)},
195 {DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)},
196 /* Number of skbs queued for trasmission by the driver */
197 {DRVSTAT_TX_INFO(tx_reqs)},
198 /* Number of times the TX queue was stopped due to lack
199 * of spaces in the TXQ.
200 */
201 {DRVSTAT_TX_INFO(tx_stops)},
202 /* Pkts dropped in the driver's transmit path */
203 {DRVSTAT_TX_INFO(tx_drv_drops)}
204 };
205
206 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
207
208 static const char et_self_tests[][ETH_GSTRING_LEN] = {
209 "MAC Loopback test",
210 "PHY Loopback test",
211 "External Loopback test",
212 "DDR DMA test",
213 "Link test"
214 };
215
216 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
217 #define BE_MAC_LOOPBACK 0x0
218 #define BE_PHY_LOOPBACK 0x1
219 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
220 #define BE_NO_LOOPBACK 0xff
221
222 static void be_get_drvinfo(struct net_device *netdev,
223 struct ethtool_drvinfo *drvinfo)
224 {
225 struct be_adapter *adapter = netdev_priv(netdev);
226
227 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
228 strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
229 if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN))
230 strlcpy(drvinfo->fw_version, adapter->fw_ver,
231 sizeof(drvinfo->fw_version));
232 else
233 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
234 "%s [%s]", adapter->fw_ver, adapter->fw_on_flash);
235
236 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
237 sizeof(drvinfo->bus_info));
238 }
239
240 static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
241 {
242 u32 data_read = 0, eof;
243 u8 addn_status;
244 struct be_dma_mem data_len_cmd;
245
246 memset(&data_len_cmd, 0, sizeof(data_len_cmd));
247 /* data_offset and data_size should be 0 to get reg len */
248 lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, file_name,
249 &data_read, &eof, &addn_status);
250
251 return data_read;
252 }
253
254 static int be_get_dump_len(struct be_adapter *adapter)
255 {
256 u32 dump_size = 0;
257
258 if (lancer_chip(adapter))
259 dump_size = lancer_cmd_get_file_len(adapter,
260 LANCER_FW_DUMP_FILE);
261 else
262 dump_size = adapter->fat_dump_len;
263
264 return dump_size;
265 }
266
267 static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
268 u32 buf_len, void *buf)
269 {
270 struct be_dma_mem read_cmd;
271 u32 read_len = 0, total_read_len = 0, chunk_size;
272 u32 eof = 0;
273 u8 addn_status;
274 int status = 0;
275
276 read_cmd.size = LANCER_READ_FILE_CHUNK;
277 read_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, read_cmd.size,
278 &read_cmd.dma, GFP_ATOMIC);
279
280 if (!read_cmd.va) {
281 dev_err(&adapter->pdev->dev,
282 "Memory allocation failure while reading dump\n");
283 return -ENOMEM;
284 }
285
286 while ((total_read_len < buf_len) && !eof) {
287 chunk_size = min_t(u32, (buf_len - total_read_len),
288 LANCER_READ_FILE_CHUNK);
289 chunk_size = ALIGN(chunk_size, 4);
290 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
291 total_read_len, file_name,
292 &read_len, &eof, &addn_status);
293 if (!status) {
294 memcpy(buf + total_read_len, read_cmd.va, read_len);
295 total_read_len += read_len;
296 eof &= LANCER_READ_FILE_EOF_MASK;
297 } else {
298 status = -EIO;
299 break;
300 }
301 }
302 dma_free_coherent(&adapter->pdev->dev, read_cmd.size, read_cmd.va,
303 read_cmd.dma);
304
305 return status;
306 }
307
308 static int be_read_dump_data(struct be_adapter *adapter, u32 dump_len,
309 void *buf)
310 {
311 int status = 0;
312
313 if (lancer_chip(adapter))
314 status = lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
315 dump_len, buf);
316 else
317 status = be_cmd_get_fat_dump(adapter, dump_len, buf);
318
319 return status;
320 }
321
322 static int be_get_coalesce(struct net_device *netdev,
323 struct ethtool_coalesce *et)
324 {
325 struct be_adapter *adapter = netdev_priv(netdev);
326 struct be_aic_obj *aic = &adapter->aic_obj[0];
327
328 et->rx_coalesce_usecs = aic->prev_eqd;
329 et->rx_coalesce_usecs_high = aic->max_eqd;
330 et->rx_coalesce_usecs_low = aic->min_eqd;
331
332 et->tx_coalesce_usecs = aic->prev_eqd;
333 et->tx_coalesce_usecs_high = aic->max_eqd;
334 et->tx_coalesce_usecs_low = aic->min_eqd;
335
336 et->use_adaptive_rx_coalesce = aic->enable;
337 et->use_adaptive_tx_coalesce = aic->enable;
338
339 return 0;
340 }
341
342 /* TX attributes are ignored. Only RX attributes are considered
343 * eqd cmd is issued in the worker thread.
344 */
345 static int be_set_coalesce(struct net_device *netdev,
346 struct ethtool_coalesce *et)
347 {
348 struct be_adapter *adapter = netdev_priv(netdev);
349 struct be_aic_obj *aic = &adapter->aic_obj[0];
350 struct be_eq_obj *eqo;
351 int i;
352
353 for_all_evt_queues(adapter, eqo, i) {
354 aic->enable = et->use_adaptive_rx_coalesce;
355 aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
356 aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd);
357 aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd);
358 aic->et_eqd = max(aic->et_eqd, aic->min_eqd);
359 aic++;
360 }
361
362 /* For Skyhawk, the EQD setting happens via EQ_DB when AIC is enabled.
363 * When AIC is disabled, persistently force set EQD value via the
364 * FW cmd, so that we don't have to calculate the delay multiplier
365 * encode value each time EQ_DB is rung
366 */
367 if (!et->use_adaptive_rx_coalesce && skyhawk_chip(adapter))
368 be_eqd_update(adapter, true);
369
370 return 0;
371 }
372
373 static void be_get_ethtool_stats(struct net_device *netdev,
374 struct ethtool_stats *stats, uint64_t *data)
375 {
376 struct be_adapter *adapter = netdev_priv(netdev);
377 struct be_rx_obj *rxo;
378 struct be_tx_obj *txo;
379 void *p;
380 unsigned int i, j, base = 0, start;
381
382 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
383 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
384 data[i] = *(u32 *)p;
385 }
386 base += ETHTOOL_STATS_NUM;
387
388 for_all_rx_queues(adapter, rxo, j) {
389 struct be_rx_stats *stats = rx_stats(rxo);
390
391 do {
392 start = u64_stats_fetch_begin_irq(&stats->sync);
393 data[base] = stats->rx_bytes;
394 data[base + 1] = stats->rx_pkts;
395 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
396
397 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
398 p = (u8 *)stats + et_rx_stats[i].offset;
399 data[base + i] = *(u32 *)p;
400 }
401 base += ETHTOOL_RXSTATS_NUM;
402 }
403
404 for_all_tx_queues(adapter, txo, j) {
405 struct be_tx_stats *stats = tx_stats(txo);
406
407 do {
408 start = u64_stats_fetch_begin_irq(&stats->sync_compl);
409 data[base] = stats->tx_compl;
410 } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start));
411
412 do {
413 start = u64_stats_fetch_begin_irq(&stats->sync);
414 for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
415 p = (u8 *)stats + et_tx_stats[i].offset;
416 data[base + i] =
417 (et_tx_stats[i].size == sizeof(u64)) ?
418 *(u64 *)p : *(u32 *)p;
419 }
420 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
421 base += ETHTOOL_TXSTATS_NUM;
422 }
423 }
424
425 static const char be_priv_flags[][ETH_GSTRING_LEN] = {
426 "disable-tpe-recovery"
427 };
428
429 static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
430 uint8_t *data)
431 {
432 struct be_adapter *adapter = netdev_priv(netdev);
433 int i, j;
434
435 switch (stringset) {
436 case ETH_SS_STATS:
437 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
438 memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
439 data += ETH_GSTRING_LEN;
440 }
441 for (i = 0; i < adapter->num_rx_qs; i++) {
442 for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
443 sprintf(data, "rxq%d: %s", i,
444 et_rx_stats[j].desc);
445 data += ETH_GSTRING_LEN;
446 }
447 }
448 for (i = 0; i < adapter->num_tx_qs; i++) {
449 for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
450 sprintf(data, "txq%d: %s", i,
451 et_tx_stats[j].desc);
452 data += ETH_GSTRING_LEN;
453 }
454 }
455 break;
456 case ETH_SS_TEST:
457 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
458 memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
459 data += ETH_GSTRING_LEN;
460 }
461 break;
462 case ETH_SS_PRIV_FLAGS:
463 for (i = 0; i < ARRAY_SIZE(be_priv_flags); i++)
464 strcpy(data + i * ETH_GSTRING_LEN, be_priv_flags[i]);
465 break;
466 }
467 }
468
469 static int be_get_sset_count(struct net_device *netdev, int stringset)
470 {
471 struct be_adapter *adapter = netdev_priv(netdev);
472
473 switch (stringset) {
474 case ETH_SS_TEST:
475 return ETHTOOL_TESTS_NUM;
476 case ETH_SS_STATS:
477 return ETHTOOL_STATS_NUM +
478 adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
479 adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
480 case ETH_SS_PRIV_FLAGS:
481 return ARRAY_SIZE(be_priv_flags);
482 default:
483 return -EINVAL;
484 }
485 }
486
487 static u32 be_get_port_type(struct be_adapter *adapter)
488 {
489 u32 port;
490
491 switch (adapter->phy.interface_type) {
492 case PHY_TYPE_BASET_1GB:
493 case PHY_TYPE_BASEX_1GB:
494 case PHY_TYPE_SGMII:
495 port = PORT_TP;
496 break;
497 case PHY_TYPE_SFP_PLUS_10GB:
498 if (adapter->phy.cable_type & SFP_PLUS_COPPER_CABLE)
499 port = PORT_DA;
500 else
501 port = PORT_FIBRE;
502 break;
503 case PHY_TYPE_QSFP:
504 if (adapter->phy.cable_type & QSFP_PLUS_CR4_CABLE)
505 port = PORT_DA;
506 else
507 port = PORT_FIBRE;
508 break;
509 case PHY_TYPE_XFP_10GB:
510 case PHY_TYPE_SFP_1GB:
511 port = PORT_FIBRE;
512 break;
513 case PHY_TYPE_BASET_10GB:
514 port = PORT_TP;
515 break;
516 default:
517 port = PORT_OTHER;
518 }
519
520 return port;
521 }
522
523 static u32 convert_to_et_setting(struct be_adapter *adapter, u32 if_speeds)
524 {
525 u32 val = 0;
526
527 switch (adapter->phy.interface_type) {
528 case PHY_TYPE_BASET_1GB:
529 case PHY_TYPE_BASEX_1GB:
530 case PHY_TYPE_SGMII:
531 val |= SUPPORTED_TP;
532 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
533 val |= SUPPORTED_1000baseT_Full;
534 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
535 val |= SUPPORTED_100baseT_Full;
536 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
537 val |= SUPPORTED_10baseT_Full;
538 break;
539 case PHY_TYPE_KX4_10GB:
540 val |= SUPPORTED_Backplane;
541 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
542 val |= SUPPORTED_1000baseKX_Full;
543 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
544 val |= SUPPORTED_10000baseKX4_Full;
545 break;
546 case PHY_TYPE_KR2_20GB:
547 val |= SUPPORTED_Backplane;
548 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
549 val |= SUPPORTED_10000baseKR_Full;
550 if (if_speeds & BE_SUPPORTED_SPEED_20GBPS)
551 val |= SUPPORTED_20000baseKR2_Full;
552 break;
553 case PHY_TYPE_KR_10GB:
554 val |= SUPPORTED_Backplane |
555 SUPPORTED_10000baseKR_Full;
556 break;
557 case PHY_TYPE_KR4_40GB:
558 val |= SUPPORTED_Backplane;
559 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
560 val |= SUPPORTED_10000baseKR_Full;
561 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS)
562 val |= SUPPORTED_40000baseKR4_Full;
563 break;
564 case PHY_TYPE_QSFP:
565 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) {
566 switch (adapter->phy.cable_type) {
567 case QSFP_PLUS_CR4_CABLE:
568 val |= SUPPORTED_40000baseCR4_Full;
569 break;
570 case QSFP_PLUS_LR4_CABLE:
571 val |= SUPPORTED_40000baseLR4_Full;
572 break;
573 default:
574 val |= SUPPORTED_40000baseSR4_Full;
575 break;
576 }
577 }
578 case PHY_TYPE_SFP_PLUS_10GB:
579 case PHY_TYPE_XFP_10GB:
580 case PHY_TYPE_SFP_1GB:
581 val |= SUPPORTED_FIBRE;
582 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
583 val |= SUPPORTED_10000baseT_Full;
584 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
585 val |= SUPPORTED_1000baseT_Full;
586 break;
587 case PHY_TYPE_BASET_10GB:
588 val |= SUPPORTED_TP;
589 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
590 val |= SUPPORTED_10000baseT_Full;
591 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
592 val |= SUPPORTED_1000baseT_Full;
593 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
594 val |= SUPPORTED_100baseT_Full;
595 break;
596 default:
597 val |= SUPPORTED_TP;
598 }
599
600 return val;
601 }
602
603 bool be_pause_supported(struct be_adapter *adapter)
604 {
605 return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
606 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
607 false : true;
608 }
609
610 static int be_get_link_ksettings(struct net_device *netdev,
611 struct ethtool_link_ksettings *cmd)
612 {
613 struct be_adapter *adapter = netdev_priv(netdev);
614 u8 link_status;
615 u16 link_speed = 0;
616 int status;
617 u32 auto_speeds;
618 u32 fixed_speeds;
619 u32 supported = 0, advertising = 0;
620
621 if (adapter->phy.link_speed < 0) {
622 status = be_cmd_link_status_query(adapter, &link_speed,
623 &link_status, 0);
624 if (!status)
625 be_link_status_update(adapter, link_status);
626 cmd->base.speed = link_speed;
627
628 status = be_cmd_get_phy_info(adapter);
629 if (!status) {
630 auto_speeds = adapter->phy.auto_speeds_supported;
631 fixed_speeds = adapter->phy.fixed_speeds_supported;
632
633 be_cmd_query_cable_type(adapter);
634
635 supported =
636 convert_to_et_setting(adapter,
637 auto_speeds |
638 fixed_speeds);
639 advertising =
640 convert_to_et_setting(adapter, auto_speeds);
641
642 cmd->base.port = be_get_port_type(adapter);
643
644 if (adapter->phy.auto_speeds_supported) {
645 supported |= SUPPORTED_Autoneg;
646 cmd->base.autoneg = AUTONEG_ENABLE;
647 advertising |= ADVERTISED_Autoneg;
648 }
649
650 supported |= SUPPORTED_Pause;
651 if (be_pause_supported(adapter))
652 advertising |= ADVERTISED_Pause;
653 } else {
654 cmd->base.port = PORT_OTHER;
655 cmd->base.autoneg = AUTONEG_DISABLE;
656 }
657
658 /* Save for future use */
659 adapter->phy.link_speed = cmd->base.speed;
660 adapter->phy.port_type = cmd->base.port;
661 adapter->phy.autoneg = cmd->base.autoneg;
662 adapter->phy.advertising = advertising;
663 adapter->phy.supported = supported;
664 } else {
665 cmd->base.speed = adapter->phy.link_speed;
666 cmd->base.port = adapter->phy.port_type;
667 cmd->base.autoneg = adapter->phy.autoneg;
668 advertising = adapter->phy.advertising;
669 supported = adapter->phy.supported;
670 }
671
672 cmd->base.duplex = netif_carrier_ok(netdev) ?
673 DUPLEX_FULL : DUPLEX_UNKNOWN;
674 cmd->base.phy_address = adapter->port_num;
675
676 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
677 supported);
678 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
679 advertising);
680
681 return 0;
682 }
683
684 static void be_get_ringparam(struct net_device *netdev,
685 struct ethtool_ringparam *ring)
686 {
687 struct be_adapter *adapter = netdev_priv(netdev);
688
689 ring->rx_max_pending = adapter->rx_obj[0].q.len;
690 ring->rx_pending = adapter->rx_obj[0].q.len;
691 ring->tx_max_pending = adapter->tx_obj[0].q.len;
692 ring->tx_pending = adapter->tx_obj[0].q.len;
693 }
694
695 static void
696 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
697 {
698 struct be_adapter *adapter = netdev_priv(netdev);
699
700 be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
701 ecmd->autoneg = adapter->phy.fc_autoneg;
702 }
703
704 static int
705 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
706 {
707 struct be_adapter *adapter = netdev_priv(netdev);
708 int status;
709
710 if (ecmd->autoneg != adapter->phy.fc_autoneg)
711 return -EINVAL;
712
713 status = be_cmd_set_flow_control(adapter, ecmd->tx_pause,
714 ecmd->rx_pause);
715 if (status) {
716 dev_warn(&adapter->pdev->dev, "Pause param set failed\n");
717 return be_cmd_status(status);
718 }
719
720 adapter->tx_fc = ecmd->tx_pause;
721 adapter->rx_fc = ecmd->rx_pause;
722 return 0;
723 }
724
725 static int be_set_phys_id(struct net_device *netdev,
726 enum ethtool_phys_id_state state)
727 {
728 struct be_adapter *adapter = netdev_priv(netdev);
729 int status = 0;
730
731 switch (state) {
732 case ETHTOOL_ID_ACTIVE:
733 status = be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
734 &adapter->beacon_state);
735 if (status)
736 return be_cmd_status(status);
737 return 1; /* cycle on/off once per second */
738
739 case ETHTOOL_ID_ON:
740 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
741 0, 0, BEACON_STATE_ENABLED);
742 break;
743
744 case ETHTOOL_ID_OFF:
745 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
746 0, 0, BEACON_STATE_DISABLED);
747 break;
748
749 case ETHTOOL_ID_INACTIVE:
750 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
751 0, 0, adapter->beacon_state);
752 }
753
754 return be_cmd_status(status);
755 }
756
757 static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
758 {
759 struct be_adapter *adapter = netdev_priv(netdev);
760 struct device *dev = &adapter->pdev->dev;
761 int status;
762
763 if (!lancer_chip(adapter) ||
764 !check_privilege(adapter, MAX_PRIVILEGES))
765 return -EOPNOTSUPP;
766
767 switch (dump->flag) {
768 case LANCER_INITIATE_FW_DUMP:
769 status = lancer_initiate_dump(adapter);
770 if (!status)
771 dev_info(dev, "FW dump initiated successfully\n");
772 break;
773 case LANCER_DELETE_FW_DUMP:
774 status = lancer_delete_dump(adapter);
775 if (!status)
776 dev_info(dev, "FW dump deleted successfully\n");
777 break;
778 default:
779 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag);
780 return -EINVAL;
781 }
782 return status;
783 }
784
785 static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
786 {
787 struct be_adapter *adapter = netdev_priv(netdev);
788
789 if (adapter->wol_cap & BE_WOL_CAP) {
790 wol->supported |= WAKE_MAGIC;
791 if (adapter->wol_en)
792 wol->wolopts |= WAKE_MAGIC;
793 } else {
794 wol->wolopts = 0;
795 }
796 memset(&wol->sopass, 0, sizeof(wol->sopass));
797 }
798
799 static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
800 {
801 struct be_adapter *adapter = netdev_priv(netdev);
802 struct device *dev = &adapter->pdev->dev;
803 struct be_dma_mem cmd;
804 u8 mac[ETH_ALEN];
805 bool enable;
806 int status;
807
808 if (wol->wolopts & ~WAKE_MAGIC)
809 return -EOPNOTSUPP;
810
811 if (!(adapter->wol_cap & BE_WOL_CAP)) {
812 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
813 return -EOPNOTSUPP;
814 }
815
816 cmd.size = sizeof(struct be_cmd_req_acpi_wol_magic_config);
817 cmd.va = dma_zalloc_coherent(dev, cmd.size, &cmd.dma, GFP_KERNEL);
818 if (!cmd.va)
819 return -ENOMEM;
820
821 eth_zero_addr(mac);
822
823 enable = wol->wolopts & WAKE_MAGIC;
824 if (enable)
825 ether_addr_copy(mac, adapter->netdev->dev_addr);
826
827 status = be_cmd_enable_magic_wol(adapter, mac, &cmd);
828 if (status) {
829 dev_err(dev, "Could not set Wake-on-lan mac address\n");
830 status = be_cmd_status(status);
831 goto err;
832 }
833
834 pci_enable_wake(adapter->pdev, PCI_D3hot, enable);
835 pci_enable_wake(adapter->pdev, PCI_D3cold, enable);
836
837 adapter->wol_en = enable ? true : false;
838
839 err:
840 dma_free_coherent(dev, cmd.size, cmd.va, cmd.dma);
841 return status;
842 }
843
844 static int be_test_ddr_dma(struct be_adapter *adapter)
845 {
846 int ret, i;
847 struct be_dma_mem ddrdma_cmd;
848 static const u64 pattern[2] = {
849 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
850 };
851
852 ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
853 ddrdma_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev,
854 ddrdma_cmd.size, &ddrdma_cmd.dma,
855 GFP_KERNEL);
856 if (!ddrdma_cmd.va)
857 return -ENOMEM;
858
859 for (i = 0; i < 2; i++) {
860 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
861 4096, &ddrdma_cmd);
862 if (ret != 0)
863 goto err;
864 }
865
866 err:
867 dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
868 ddrdma_cmd.dma);
869 return be_cmd_status(ret);
870 }
871
872 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
873 u64 *status)
874 {
875 int ret;
876
877 ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
878 loopback_type, 1);
879 if (ret)
880 return ret;
881
882 *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
883 loopback_type, 1500, 2, 0xabc);
884
885 ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
886 BE_NO_LOOPBACK, 1);
887 if (ret)
888 return ret;
889
890 return *status;
891 }
892
893 static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
894 u64 *data)
895 {
896 struct be_adapter *adapter = netdev_priv(netdev);
897 int status;
898 u8 link_status = 0;
899
900 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
901 dev_err(&adapter->pdev->dev, "Self test not supported\n");
902 test->flags |= ETH_TEST_FL_FAILED;
903 return;
904 }
905
906 memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
907
908 if (test->flags & ETH_TEST_FL_OFFLINE) {
909 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0)
910 test->flags |= ETH_TEST_FL_FAILED;
911
912 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0)
913 test->flags |= ETH_TEST_FL_FAILED;
914
915 if (test->flags & ETH_TEST_FL_EXTERNAL_LB) {
916 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
917 &data[2]) != 0)
918 test->flags |= ETH_TEST_FL_FAILED;
919 test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
920 }
921 }
922
923 if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
924 data[3] = 1;
925 test->flags |= ETH_TEST_FL_FAILED;
926 }
927
928 status = be_cmd_link_status_query(adapter, NULL, &link_status, 0);
929 if (status) {
930 test->flags |= ETH_TEST_FL_FAILED;
931 data[4] = -1;
932 } else if (!link_status) {
933 test->flags |= ETH_TEST_FL_FAILED;
934 data[4] = 1;
935 }
936 }
937
938 static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
939 {
940 struct be_adapter *adapter = netdev_priv(netdev);
941
942 return be_load_fw(adapter, efl->data);
943 }
944
945 static int
946 be_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
947 {
948 struct be_adapter *adapter = netdev_priv(netdev);
949
950 if (!check_privilege(adapter, MAX_PRIVILEGES))
951 return -EOPNOTSUPP;
952
953 dump->len = be_get_dump_len(adapter);
954 dump->version = 1;
955 dump->flag = 0x1; /* FW dump is enabled */
956 return 0;
957 }
958
959 static int
960 be_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
961 void *buf)
962 {
963 struct be_adapter *adapter = netdev_priv(netdev);
964 int status;
965
966 if (!check_privilege(adapter, MAX_PRIVILEGES))
967 return -EOPNOTSUPP;
968
969 status = be_read_dump_data(adapter, dump->len, buf);
970 return be_cmd_status(status);
971 }
972
973 static int be_get_eeprom_len(struct net_device *netdev)
974 {
975 struct be_adapter *adapter = netdev_priv(netdev);
976
977 if (!check_privilege(adapter, MAX_PRIVILEGES))
978 return 0;
979
980 if (lancer_chip(adapter)) {
981 if (be_physfn(adapter))
982 return lancer_cmd_get_file_len(adapter,
983 LANCER_VPD_PF_FILE);
984 else
985 return lancer_cmd_get_file_len(adapter,
986 LANCER_VPD_VF_FILE);
987 } else {
988 return BE_READ_SEEPROM_LEN;
989 }
990 }
991
992 static int be_read_eeprom(struct net_device *netdev,
993 struct ethtool_eeprom *eeprom, uint8_t *data)
994 {
995 struct be_adapter *adapter = netdev_priv(netdev);
996 struct be_dma_mem eeprom_cmd;
997 struct be_cmd_resp_seeprom_read *resp;
998 int status;
999
1000 if (!eeprom->len)
1001 return -EINVAL;
1002
1003 if (lancer_chip(adapter)) {
1004 if (be_physfn(adapter))
1005 return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
1006 eeprom->len, data);
1007 else
1008 return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
1009 eeprom->len, data);
1010 }
1011
1012 eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
1013
1014 memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
1015 eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
1016 eeprom_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev,
1017 eeprom_cmd.size, &eeprom_cmd.dma,
1018 GFP_KERNEL);
1019
1020 if (!eeprom_cmd.va)
1021 return -ENOMEM;
1022
1023 status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
1024
1025 if (!status) {
1026 resp = eeprom_cmd.va;
1027 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
1028 }
1029 dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
1030 eeprom_cmd.dma);
1031
1032 return be_cmd_status(status);
1033 }
1034
1035 static u32 be_get_msg_level(struct net_device *netdev)
1036 {
1037 struct be_adapter *adapter = netdev_priv(netdev);
1038
1039 return adapter->msg_enable;
1040 }
1041
1042 static void be_set_msg_level(struct net_device *netdev, u32 level)
1043 {
1044 struct be_adapter *adapter = netdev_priv(netdev);
1045
1046 if (adapter->msg_enable == level)
1047 return;
1048
1049 if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
1050 if (BEx_chip(adapter))
1051 be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
1052 FW_LOG_LEVEL_DEFAULT :
1053 FW_LOG_LEVEL_FATAL);
1054 adapter->msg_enable = level;
1055 }
1056
1057 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
1058 {
1059 u64 data = 0;
1060
1061 switch (flow_type) {
1062 case TCP_V4_FLOW:
1063 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1064 data |= RXH_IP_DST | RXH_IP_SRC;
1065 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4)
1066 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1067 break;
1068 case UDP_V4_FLOW:
1069 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1070 data |= RXH_IP_DST | RXH_IP_SRC;
1071 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4)
1072 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1073 break;
1074 case TCP_V6_FLOW:
1075 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1076 data |= RXH_IP_DST | RXH_IP_SRC;
1077 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6)
1078 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1079 break;
1080 case UDP_V6_FLOW:
1081 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1082 data |= RXH_IP_DST | RXH_IP_SRC;
1083 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6)
1084 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1085 break;
1086 }
1087
1088 return data;
1089 }
1090
1091 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
1092 u32 *rule_locs)
1093 {
1094 struct be_adapter *adapter = netdev_priv(netdev);
1095
1096 if (!be_multi_rxq(adapter)) {
1097 dev_info(&adapter->pdev->dev,
1098 "ethtool::get_rxnfc: RX flow hashing is disabled\n");
1099 return -EINVAL;
1100 }
1101
1102 switch (cmd->cmd) {
1103 case ETHTOOL_GRXFH:
1104 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
1105 break;
1106 case ETHTOOL_GRXRINGS:
1107 cmd->data = adapter->num_rx_qs - 1;
1108 break;
1109 default:
1110 return -EINVAL;
1111 }
1112
1113 return 0;
1114 }
1115
1116 static int be_set_rss_hash_opts(struct be_adapter *adapter,
1117 struct ethtool_rxnfc *cmd)
1118 {
1119 int status;
1120 u32 rss_flags = adapter->rss_info.rss_flags;
1121
1122 if (cmd->data != L3_RSS_FLAGS &&
1123 cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
1124 return -EINVAL;
1125
1126 switch (cmd->flow_type) {
1127 case TCP_V4_FLOW:
1128 if (cmd->data == L3_RSS_FLAGS)
1129 rss_flags &= ~RSS_ENABLE_TCP_IPV4;
1130 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1131 rss_flags |= RSS_ENABLE_IPV4 |
1132 RSS_ENABLE_TCP_IPV4;
1133 break;
1134 case TCP_V6_FLOW:
1135 if (cmd->data == L3_RSS_FLAGS)
1136 rss_flags &= ~RSS_ENABLE_TCP_IPV6;
1137 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1138 rss_flags |= RSS_ENABLE_IPV6 |
1139 RSS_ENABLE_TCP_IPV6;
1140 break;
1141 case UDP_V4_FLOW:
1142 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1143 BEx_chip(adapter))
1144 return -EINVAL;
1145
1146 if (cmd->data == L3_RSS_FLAGS)
1147 rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1148 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1149 rss_flags |= RSS_ENABLE_IPV4 |
1150 RSS_ENABLE_UDP_IPV4;
1151 break;
1152 case UDP_V6_FLOW:
1153 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1154 BEx_chip(adapter))
1155 return -EINVAL;
1156
1157 if (cmd->data == L3_RSS_FLAGS)
1158 rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1159 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1160 rss_flags |= RSS_ENABLE_IPV6 |
1161 RSS_ENABLE_UDP_IPV6;
1162 break;
1163 default:
1164 return -EINVAL;
1165 }
1166
1167 if (rss_flags == adapter->rss_info.rss_flags)
1168 return 0;
1169
1170 status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable,
1171 rss_flags, RSS_INDIR_TABLE_LEN,
1172 adapter->rss_info.rss_hkey);
1173 if (!status)
1174 adapter->rss_info.rss_flags = rss_flags;
1175
1176 return be_cmd_status(status);
1177 }
1178
1179 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1180 {
1181 struct be_adapter *adapter = netdev_priv(netdev);
1182 int status = 0;
1183
1184 if (!be_multi_rxq(adapter)) {
1185 dev_err(&adapter->pdev->dev,
1186 "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1187 return -EINVAL;
1188 }
1189
1190 switch (cmd->cmd) {
1191 case ETHTOOL_SRXFH:
1192 status = be_set_rss_hash_opts(adapter, cmd);
1193 break;
1194 default:
1195 return -EINVAL;
1196 }
1197
1198 return status;
1199 }
1200
1201 static void be_get_channels(struct net_device *netdev,
1202 struct ethtool_channels *ch)
1203 {
1204 struct be_adapter *adapter = netdev_priv(netdev);
1205 u16 num_rx_irqs = max_t(u16, adapter->num_rss_qs, 1);
1206
1207 /* num_tx_qs is always same as the number of irqs used for TX */
1208 ch->combined_count = min(adapter->num_tx_qs, num_rx_irqs);
1209 ch->rx_count = num_rx_irqs - ch->combined_count;
1210 ch->tx_count = adapter->num_tx_qs - ch->combined_count;
1211
1212 ch->max_combined = be_max_qp_irqs(adapter);
1213 /* The user must create atleast one combined channel */
1214 ch->max_rx = be_max_rx_irqs(adapter) - 1;
1215 ch->max_tx = be_max_tx_irqs(adapter) - 1;
1216 }
1217
1218 static int be_set_channels(struct net_device *netdev,
1219 struct ethtool_channels *ch)
1220 {
1221 struct be_adapter *adapter = netdev_priv(netdev);
1222 int status;
1223
1224 /* we support either only combined channels or a combination of
1225 * combined and either RX-only or TX-only channels.
1226 */
1227 if (ch->other_count || !ch->combined_count ||
1228 (ch->rx_count && ch->tx_count))
1229 return -EINVAL;
1230
1231 if (ch->combined_count > be_max_qp_irqs(adapter) ||
1232 (ch->rx_count &&
1233 (ch->rx_count + ch->combined_count) > be_max_rx_irqs(adapter)) ||
1234 (ch->tx_count &&
1235 (ch->tx_count + ch->combined_count) > be_max_tx_irqs(adapter)))
1236 return -EINVAL;
1237
1238 adapter->cfg_num_rx_irqs = ch->combined_count + ch->rx_count;
1239 adapter->cfg_num_tx_irqs = ch->combined_count + ch->tx_count;
1240
1241 status = be_update_queues(adapter);
1242 return be_cmd_status(status);
1243 }
1244
1245 static u32 be_get_rxfh_indir_size(struct net_device *netdev)
1246 {
1247 return RSS_INDIR_TABLE_LEN;
1248 }
1249
1250 static u32 be_get_rxfh_key_size(struct net_device *netdev)
1251 {
1252 return RSS_HASH_KEY_LEN;
1253 }
1254
1255 static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey,
1256 u8 *hfunc)
1257 {
1258 struct be_adapter *adapter = netdev_priv(netdev);
1259 int i;
1260 struct rss_info *rss = &adapter->rss_info;
1261
1262 if (indir) {
1263 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++)
1264 indir[i] = rss->rss_queue[i];
1265 }
1266
1267 if (hkey)
1268 memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN);
1269
1270 if (hfunc)
1271 *hfunc = ETH_RSS_HASH_TOP;
1272
1273 return 0;
1274 }
1275
1276 static int be_set_rxfh(struct net_device *netdev, const u32 *indir,
1277 const u8 *hkey, const u8 hfunc)
1278 {
1279 int rc = 0, i, j;
1280 struct be_adapter *adapter = netdev_priv(netdev);
1281 u8 rsstable[RSS_INDIR_TABLE_LEN];
1282
1283 /* We do not allow change in unsupported parameters */
1284 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
1285 return -EOPNOTSUPP;
1286
1287 if (indir) {
1288 struct be_rx_obj *rxo;
1289
1290 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) {
1291 j = indir[i];
1292 rxo = &adapter->rx_obj[j];
1293 rsstable[i] = rxo->rss_id;
1294 adapter->rss_info.rss_queue[i] = j;
1295 }
1296 } else {
1297 memcpy(rsstable, adapter->rss_info.rsstable,
1298 RSS_INDIR_TABLE_LEN);
1299 }
1300
1301 if (!hkey)
1302 hkey = adapter->rss_info.rss_hkey;
1303
1304 rc = be_cmd_rss_config(adapter, rsstable,
1305 adapter->rss_info.rss_flags,
1306 RSS_INDIR_TABLE_LEN, hkey);
1307 if (rc) {
1308 adapter->rss_info.rss_flags = RSS_ENABLE_NONE;
1309 return -EIO;
1310 }
1311 memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN);
1312 memcpy(adapter->rss_info.rsstable, rsstable,
1313 RSS_INDIR_TABLE_LEN);
1314 return 0;
1315 }
1316
1317 static int be_get_module_info(struct net_device *netdev,
1318 struct ethtool_modinfo *modinfo)
1319 {
1320 struct be_adapter *adapter = netdev_priv(netdev);
1321 u8 page_data[PAGE_DATA_LEN];
1322 int status;
1323
1324 if (!check_privilege(adapter, MAX_PRIVILEGES))
1325 return -EOPNOTSUPP;
1326
1327 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1328 page_data);
1329 if (!status) {
1330 if (!page_data[SFP_PLUS_SFF_8472_COMP]) {
1331 modinfo->type = ETH_MODULE_SFF_8079;
1332 modinfo->eeprom_len = PAGE_DATA_LEN;
1333 } else {
1334 modinfo->type = ETH_MODULE_SFF_8472;
1335 modinfo->eeprom_len = 2 * PAGE_DATA_LEN;
1336 }
1337 }
1338 return be_cmd_status(status);
1339 }
1340
1341 static int be_get_module_eeprom(struct net_device *netdev,
1342 struct ethtool_eeprom *eeprom, u8 *data)
1343 {
1344 struct be_adapter *adapter = netdev_priv(netdev);
1345 int status;
1346
1347 if (!check_privilege(adapter, MAX_PRIVILEGES))
1348 return -EOPNOTSUPP;
1349
1350 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1351 data);
1352 if (status)
1353 goto err;
1354
1355 if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) {
1356 status = be_cmd_read_port_transceiver_data(adapter,
1357 TR_PAGE_A2,
1358 data +
1359 PAGE_DATA_LEN);
1360 if (status)
1361 goto err;
1362 }
1363 if (eeprom->offset)
1364 memcpy(data, data + eeprom->offset, eeprom->len);
1365 err:
1366 return be_cmd_status(status);
1367 }
1368
1369 static u32 be_get_priv_flags(struct net_device *netdev)
1370 {
1371 struct be_adapter *adapter = netdev_priv(netdev);
1372
1373 return adapter->priv_flags;
1374 }
1375
1376 static int be_set_priv_flags(struct net_device *netdev, u32 flags)
1377 {
1378 struct be_adapter *adapter = netdev_priv(netdev);
1379 bool tpe_old = !!(adapter->priv_flags & BE_DISABLE_TPE_RECOVERY);
1380 bool tpe_new = !!(flags & BE_DISABLE_TPE_RECOVERY);
1381
1382 if (tpe_old != tpe_new) {
1383 if (tpe_new) {
1384 adapter->priv_flags |= BE_DISABLE_TPE_RECOVERY;
1385 dev_info(&adapter->pdev->dev,
1386 "HW error recovery is disabled\n");
1387 } else {
1388 adapter->priv_flags &= ~BE_DISABLE_TPE_RECOVERY;
1389 dev_info(&adapter->pdev->dev,
1390 "HW error recovery is enabled\n");
1391 }
1392 }
1393
1394 return 0;
1395 }
1396
1397 const struct ethtool_ops be_ethtool_ops = {
1398 .get_drvinfo = be_get_drvinfo,
1399 .get_wol = be_get_wol,
1400 .set_wol = be_set_wol,
1401 .get_link = ethtool_op_get_link,
1402 .get_eeprom_len = be_get_eeprom_len,
1403 .get_eeprom = be_read_eeprom,
1404 .get_coalesce = be_get_coalesce,
1405 .set_coalesce = be_set_coalesce,
1406 .get_ringparam = be_get_ringparam,
1407 .get_pauseparam = be_get_pauseparam,
1408 .set_pauseparam = be_set_pauseparam,
1409 .set_priv_flags = be_set_priv_flags,
1410 .get_priv_flags = be_get_priv_flags,
1411 .get_strings = be_get_stat_strings,
1412 .set_phys_id = be_set_phys_id,
1413 .set_dump = be_set_dump,
1414 .get_msglevel = be_get_msg_level,
1415 .set_msglevel = be_set_msg_level,
1416 .get_sset_count = be_get_sset_count,
1417 .get_ethtool_stats = be_get_ethtool_stats,
1418 .flash_device = be_do_flash,
1419 .self_test = be_self_test,
1420 .get_rxnfc = be_get_rxnfc,
1421 .set_rxnfc = be_set_rxnfc,
1422 .get_rxfh_indir_size = be_get_rxfh_indir_size,
1423 .get_rxfh_key_size = be_get_rxfh_key_size,
1424 .get_rxfh = be_get_rxfh,
1425 .set_rxfh = be_set_rxfh,
1426 .get_dump_flag = be_get_dump_flag,
1427 .get_dump_data = be_get_dump_data,
1428 .get_channels = be_get_channels,
1429 .set_channels = be_set_channels,
1430 .get_module_info = be_get_module_info,
1431 .get_module_eeprom = be_get_module_eeprom,
1432 .get_link_ksettings = be_get_link_ksettings,
1433 };
Linux with added FPC-III support