projects / deliverable / linux.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Merge tag 'edac_fixes_for_3.10' of git://git.kernel.org/pub/scm/linux/kernel/git...
[deliverable/linux.git] / drivers / net / ethernet / emulex / benet / be_ethtool.c
1 /*
2 * Copyright (C) 2005 - 2013 Emulex
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 {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 /* Received packets dropped when an internal fifo going into
90 * main packet buffer tank (PMEM) overflows.
91 */
92 {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
93 {DRVSTAT_INFO(jabber_events)},
94 /* Received packets dropped due to lack of available HW packet buffers
95 * used to temporarily hold the received packets.
96 */
97 {DRVSTAT_INFO(rx_drops_no_pbuf)},
98 /* Received packets dropped due to input receive buffer
99 * descriptor fifo overflowing.
100 */
101 {DRVSTAT_INFO(rx_drops_no_erx_descr)},
102 /* Packets dropped because the internal FIFO to the offloaded TCP
103 * receive processing block is full. This could happen only for
104 * offloaded iSCSI or FCoE trarffic.
105 */
106 {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
107 /* Received packets dropped when they need more than 8
108 * receive buffers. This cannot happen as the driver configures
109 * 2048 byte receive buffers.
110 */
111 {DRVSTAT_INFO(rx_drops_too_many_frags)},
112 {DRVSTAT_INFO(forwarded_packets)},
113 /* Received packets dropped when the frame length
114 * is more than 9018 bytes
115 */
116 {DRVSTAT_INFO(rx_drops_mtu)},
117 /* Number of packets dropped due to random early drop function */
118 {DRVSTAT_INFO(eth_red_drops)},
119 {DRVSTAT_INFO(be_on_die_temperature)}
120 };
121 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
122
123 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
124 * are first and second members respectively.
125 */
126 static const struct be_ethtool_stat et_rx_stats[] = {
127 {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
128 {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
129 {DRVSTAT_RX_INFO(rx_compl)},
130 {DRVSTAT_RX_INFO(rx_mcast_pkts)},
131 /* Number of page allocation failures while posting receive buffers
132 * to HW.
133 */
134 {DRVSTAT_RX_INFO(rx_post_fail)},
135 /* Recevied packets dropped due to skb allocation failure */
136 {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
137 /* Received packets dropped due to lack of available fetched buffers
138 * posted by the driver.
139 */
140 {DRVSTAT_RX_INFO(rx_drops_no_frags)}
141 };
142 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
143
144 /* Stats related to multi TX queues: get_stats routine assumes compl is the
145 * first member
146 */
147 static const struct be_ethtool_stat et_tx_stats[] = {
148 {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
149 {DRVSTAT_TX_INFO(tx_bytes)},
150 {DRVSTAT_TX_INFO(tx_pkts)},
151 /* Number of skbs queued for trasmission by the driver */
152 {DRVSTAT_TX_INFO(tx_reqs)},
153 /* Number of TX work request blocks DMAed to HW */
154 {DRVSTAT_TX_INFO(tx_wrbs)},
155 /* Number of times the TX queue was stopped due to lack
156 * of spaces in the TXQ.
157 */
158 {DRVSTAT_TX_INFO(tx_stops)}
159 };
160 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
161
162 static const char et_self_tests[][ETH_GSTRING_LEN] = {
163 "MAC Loopback test",
164 "PHY Loopback test",
165 "External Loopback test",
166 "DDR DMA test",
167 "Link test"
168 };
169
170 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
171 #define BE_MAC_LOOPBACK 0x0
172 #define BE_PHY_LOOPBACK 0x1
173 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
174 #define BE_NO_LOOPBACK 0xff
175
176 static void be_get_drvinfo(struct net_device *netdev,
177 struct ethtool_drvinfo *drvinfo)
178 {
179 struct be_adapter *adapter = netdev_priv(netdev);
180 char fw_on_flash[FW_VER_LEN];
181
182 memset(fw_on_flash, 0 , sizeof(fw_on_flash));
183 be_cmd_get_fw_ver(adapter, adapter->fw_ver, fw_on_flash);
184
185 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
186 strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
187 if (!memcmp(adapter->fw_ver, fw_on_flash, FW_VER_LEN))
188 strlcpy(drvinfo->fw_version, adapter->fw_ver,
189 sizeof(drvinfo->fw_version));
190 else
191 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
192 "%s [%s]", adapter->fw_ver, fw_on_flash);
193
194 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
195 sizeof(drvinfo->bus_info));
196 drvinfo->testinfo_len = 0;
197 drvinfo->regdump_len = 0;
198 drvinfo->eedump_len = 0;
199 }
200
201 static u32
202 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
203 {
204 u32 data_read = 0, eof;
205 u8 addn_status;
206 struct be_dma_mem data_len_cmd;
207 int status;
208
209 memset(&data_len_cmd, 0, sizeof(data_len_cmd));
210 /* data_offset and data_size should be 0 to get reg len */
211 status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0,
212 file_name, &data_read, &eof, &addn_status);
213
214 return data_read;
215 }
216
217 static int
218 lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
219 u32 buf_len, void *buf)
220 {
221 struct be_dma_mem read_cmd;
222 u32 read_len = 0, total_read_len = 0, chunk_size;
223 u32 eof = 0;
224 u8 addn_status;
225 int status = 0;
226
227 read_cmd.size = LANCER_READ_FILE_CHUNK;
228 read_cmd.va = pci_alloc_consistent(adapter->pdev, read_cmd.size,
229 &read_cmd.dma);
230
231 if (!read_cmd.va) {
232 dev_err(&adapter->pdev->dev,
233 "Memory allocation failure while reading dump\n");
234 return -ENOMEM;
235 }
236
237 while ((total_read_len < buf_len) && !eof) {
238 chunk_size = min_t(u32, (buf_len - total_read_len),
239 LANCER_READ_FILE_CHUNK);
240 chunk_size = ALIGN(chunk_size, 4);
241 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
242 total_read_len, file_name, &read_len,
243 &eof, &addn_status);
244 if (!status) {
245 memcpy(buf + total_read_len, read_cmd.va, read_len);
246 total_read_len += read_len;
247 eof &= LANCER_READ_FILE_EOF_MASK;
248 } else {
249 status = -EIO;
250 break;
251 }
252 }
253 pci_free_consistent(adapter->pdev, read_cmd.size, read_cmd.va,
254 read_cmd.dma);
255
256 return status;
257 }
258
259 static int
260 be_get_reg_len(struct net_device *netdev)
261 {
262 struct be_adapter *adapter = netdev_priv(netdev);
263 u32 log_size = 0;
264
265 if (!check_privilege(adapter, MAX_PRIVILEGES))
266 return 0;
267
268 if (be_physfn(adapter)) {
269 if (lancer_chip(adapter))
270 log_size = lancer_cmd_get_file_len(adapter,
271 LANCER_FW_DUMP_FILE);
272 else
273 be_cmd_get_reg_len(adapter, &log_size);
274 }
275 return log_size;
276 }
277
278 static void
279 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
280 {
281 struct be_adapter *adapter = netdev_priv(netdev);
282
283 if (be_physfn(adapter)) {
284 memset(buf, 0, regs->len);
285 if (lancer_chip(adapter))
286 lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
287 regs->len, buf);
288 else
289 be_cmd_get_regs(adapter, regs->len, buf);
290 }
291 }
292
293 static int be_get_coalesce(struct net_device *netdev,
294 struct ethtool_coalesce *et)
295 {
296 struct be_adapter *adapter = netdev_priv(netdev);
297 struct be_eq_obj *eqo = &adapter->eq_obj[0];
298
299
300 et->rx_coalesce_usecs = eqo->cur_eqd;
301 et->rx_coalesce_usecs_high = eqo->max_eqd;
302 et->rx_coalesce_usecs_low = eqo->min_eqd;
303
304 et->tx_coalesce_usecs = eqo->cur_eqd;
305 et->tx_coalesce_usecs_high = eqo->max_eqd;
306 et->tx_coalesce_usecs_low = eqo->min_eqd;
307
308 et->use_adaptive_rx_coalesce = eqo->enable_aic;
309 et->use_adaptive_tx_coalesce = eqo->enable_aic;
310
311 return 0;
312 }
313
314 /* TX attributes are ignored. Only RX attributes are considered
315 * eqd cmd is issued in the worker thread.
316 */
317 static int be_set_coalesce(struct net_device *netdev,
318 struct ethtool_coalesce *et)
319 {
320 struct be_adapter *adapter = netdev_priv(netdev);
321 struct be_eq_obj *eqo;
322 int i;
323
324 for_all_evt_queues(adapter, eqo, i) {
325 eqo->enable_aic = et->use_adaptive_rx_coalesce;
326 eqo->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
327 eqo->min_eqd = min(et->rx_coalesce_usecs_low, eqo->max_eqd);
328 eqo->eqd = et->rx_coalesce_usecs;
329 }
330
331 return 0;
332 }
333
334 static void
335 be_get_ethtool_stats(struct net_device *netdev,
336 struct ethtool_stats *stats, uint64_t *data)
337 {
338 struct be_adapter *adapter = netdev_priv(netdev);
339 struct be_rx_obj *rxo;
340 struct be_tx_obj *txo;
341 void *p;
342 unsigned int i, j, base = 0, start;
343
344 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
345 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
346 data[i] = *(u32 *)p;
347 }
348 base += ETHTOOL_STATS_NUM;
349
350 for_all_rx_queues(adapter, rxo, j) {
351 struct be_rx_stats *stats = rx_stats(rxo);
352
353 do {
354 start = u64_stats_fetch_begin_bh(&stats->sync);
355 data[base] = stats->rx_bytes;
356 data[base + 1] = stats->rx_pkts;
357 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
358
359 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
360 p = (u8 *)stats + et_rx_stats[i].offset;
361 data[base + i] = *(u32 *)p;
362 }
363 base += ETHTOOL_RXSTATS_NUM;
364 }
365
366 for_all_tx_queues(adapter, txo, j) {
367 struct be_tx_stats *stats = tx_stats(txo);
368
369 do {
370 start = u64_stats_fetch_begin_bh(&stats->sync_compl);
371 data[base] = stats->tx_compl;
372 } while (u64_stats_fetch_retry_bh(&stats->sync_compl, start));
373
374 do {
375 start = u64_stats_fetch_begin_bh(&stats->sync);
376 for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
377 p = (u8 *)stats + et_tx_stats[i].offset;
378 data[base + i] =
379 (et_tx_stats[i].size == sizeof(u64)) ?
380 *(u64 *)p : *(u32 *)p;
381 }
382 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
383 base += ETHTOOL_TXSTATS_NUM;
384 }
385 }
386
387 static void
388 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
389 uint8_t *data)
390 {
391 struct be_adapter *adapter = netdev_priv(netdev);
392 int i, j;
393
394 switch (stringset) {
395 case ETH_SS_STATS:
396 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
397 memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
398 data += ETH_GSTRING_LEN;
399 }
400 for (i = 0; i < adapter->num_rx_qs; i++) {
401 for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
402 sprintf(data, "rxq%d: %s", i,
403 et_rx_stats[j].desc);
404 data += ETH_GSTRING_LEN;
405 }
406 }
407 for (i = 0; i < adapter->num_tx_qs; i++) {
408 for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
409 sprintf(data, "txq%d: %s", i,
410 et_tx_stats[j].desc);
411 data += ETH_GSTRING_LEN;
412 }
413 }
414 break;
415 case ETH_SS_TEST:
416 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
417 memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
418 data += ETH_GSTRING_LEN;
419 }
420 break;
421 }
422 }
423
424 static int be_get_sset_count(struct net_device *netdev, int stringset)
425 {
426 struct be_adapter *adapter = netdev_priv(netdev);
427
428 switch (stringset) {
429 case ETH_SS_TEST:
430 return ETHTOOL_TESTS_NUM;
431 case ETH_SS_STATS:
432 return ETHTOOL_STATS_NUM +
433 adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
434 adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
435 default:
436 return -EINVAL;
437 }
438 }
439
440 static u32 be_get_port_type(u32 phy_type, u32 dac_cable_len)
441 {
442 u32 port;
443
444 switch (phy_type) {
445 case PHY_TYPE_BASET_1GB:
446 case PHY_TYPE_BASEX_1GB:
447 case PHY_TYPE_SGMII:
448 port = PORT_TP;
449 break;
450 case PHY_TYPE_SFP_PLUS_10GB:
451 port = dac_cable_len ? PORT_DA : PORT_FIBRE;
452 break;
453 case PHY_TYPE_XFP_10GB:
454 case PHY_TYPE_SFP_1GB:
455 port = PORT_FIBRE;
456 break;
457 case PHY_TYPE_BASET_10GB:
458 port = PORT_TP;
459 break;
460 default:
461 port = PORT_OTHER;
462 }
463
464 return port;
465 }
466
467 static u32 convert_to_et_setting(u32 if_type, u32 if_speeds)
468 {
469 u32 val = 0;
470
471 switch (if_type) {
472 case PHY_TYPE_BASET_1GB:
473 case PHY_TYPE_BASEX_1GB:
474 case PHY_TYPE_SGMII:
475 val |= SUPPORTED_TP;
476 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
477 val |= SUPPORTED_1000baseT_Full;
478 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
479 val |= SUPPORTED_100baseT_Full;
480 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
481 val |= SUPPORTED_10baseT_Full;
482 break;
483 case PHY_TYPE_KX4_10GB:
484 val |= SUPPORTED_Backplane;
485 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
486 val |= SUPPORTED_1000baseKX_Full;
487 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
488 val |= SUPPORTED_10000baseKX4_Full;
489 break;
490 case PHY_TYPE_KR_10GB:
491 val |= SUPPORTED_Backplane |
492 SUPPORTED_10000baseKR_Full;
493 break;
494 case PHY_TYPE_SFP_PLUS_10GB:
495 case PHY_TYPE_XFP_10GB:
496 case PHY_TYPE_SFP_1GB:
497 val |= SUPPORTED_FIBRE;
498 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
499 val |= SUPPORTED_10000baseT_Full;
500 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
501 val |= SUPPORTED_1000baseT_Full;
502 break;
503 case PHY_TYPE_BASET_10GB:
504 val |= SUPPORTED_TP;
505 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
506 val |= SUPPORTED_10000baseT_Full;
507 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
508 val |= SUPPORTED_1000baseT_Full;
509 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
510 val |= SUPPORTED_100baseT_Full;
511 break;
512 default:
513 val |= SUPPORTED_TP;
514 }
515
516 return val;
517 }
518
519 bool be_pause_supported(struct be_adapter *adapter)
520 {
521 return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
522 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
523 false : true;
524 }
525
526 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
527 {
528 struct be_adapter *adapter = netdev_priv(netdev);
529 u8 link_status;
530 u16 link_speed = 0;
531 int status;
532 u32 auto_speeds;
533 u32 fixed_speeds;
534 u32 dac_cable_len;
535 u16 interface_type;
536
537 if (adapter->phy.link_speed < 0) {
538 status = be_cmd_link_status_query(adapter, &link_speed,
539 &link_status, 0);
540 if (!status)
541 be_link_status_update(adapter, link_status);
542 ethtool_cmd_speed_set(ecmd, link_speed);
543
544 status = be_cmd_get_phy_info(adapter);
545 if (!status) {
546 interface_type = adapter->phy.interface_type;
547 auto_speeds = adapter->phy.auto_speeds_supported;
548 fixed_speeds = adapter->phy.fixed_speeds_supported;
549 dac_cable_len = adapter->phy.dac_cable_len;
550
551 ecmd->supported =
552 convert_to_et_setting(interface_type,
553 auto_speeds |
554 fixed_speeds);
555 ecmd->advertising =
556 convert_to_et_setting(interface_type,
557 auto_speeds);
558
559 ecmd->port = be_get_port_type(interface_type,
560 dac_cable_len);
561
562 if (adapter->phy.auto_speeds_supported) {
563 ecmd->supported |= SUPPORTED_Autoneg;
564 ecmd->autoneg = AUTONEG_ENABLE;
565 ecmd->advertising |= ADVERTISED_Autoneg;
566 }
567
568 ecmd->supported |= SUPPORTED_Pause;
569 if (be_pause_supported(adapter))
570 ecmd->advertising |= ADVERTISED_Pause;
571
572 switch (adapter->phy.interface_type) {
573 case PHY_TYPE_KR_10GB:
574 case PHY_TYPE_KX4_10GB:
575 ecmd->transceiver = XCVR_INTERNAL;
576 break;
577 default:
578 ecmd->transceiver = XCVR_EXTERNAL;
579 break;
580 }
581 } else {
582 ecmd->port = PORT_OTHER;
583 ecmd->autoneg = AUTONEG_DISABLE;
584 ecmd->transceiver = XCVR_DUMMY1;
585 }
586
587 /* Save for future use */
588 adapter->phy.link_speed = ethtool_cmd_speed(ecmd);
589 adapter->phy.port_type = ecmd->port;
590 adapter->phy.transceiver = ecmd->transceiver;
591 adapter->phy.autoneg = ecmd->autoneg;
592 adapter->phy.advertising = ecmd->advertising;
593 adapter->phy.supported = ecmd->supported;
594 } else {
595 ethtool_cmd_speed_set(ecmd, adapter->phy.link_speed);
596 ecmd->port = adapter->phy.port_type;
597 ecmd->transceiver = adapter->phy.transceiver;
598 ecmd->autoneg = adapter->phy.autoneg;
599 ecmd->advertising = adapter->phy.advertising;
600 ecmd->supported = adapter->phy.supported;
601 }
602
603 ecmd->duplex = netif_carrier_ok(netdev) ? DUPLEX_FULL : DUPLEX_UNKNOWN;
604 ecmd->phy_address = adapter->port_num;
605
606 return 0;
607 }
608
609 static void be_get_ringparam(struct net_device *netdev,
610 struct ethtool_ringparam *ring)
611 {
612 struct be_adapter *adapter = netdev_priv(netdev);
613
614 ring->rx_max_pending = ring->rx_pending = adapter->rx_obj[0].q.len;
615 ring->tx_max_pending = ring->tx_pending = adapter->tx_obj[0].q.len;
616 }
617
618 static void
619 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
620 {
621 struct be_adapter *adapter = netdev_priv(netdev);
622
623 be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
624 ecmd->autoneg = adapter->phy.fc_autoneg;
625 }
626
627 static int
628 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
629 {
630 struct be_adapter *adapter = netdev_priv(netdev);
631 int status;
632
633 if (ecmd->autoneg != adapter->phy.fc_autoneg)
634 return -EINVAL;
635 adapter->tx_fc = ecmd->tx_pause;
636 adapter->rx_fc = ecmd->rx_pause;
637
638 status = be_cmd_set_flow_control(adapter,
639 adapter->tx_fc, adapter->rx_fc);
640 if (status)
641 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
642
643 return status;
644 }
645
646 static int
647 be_set_phys_id(struct net_device *netdev,
648 enum ethtool_phys_id_state state)
649 {
650 struct be_adapter *adapter = netdev_priv(netdev);
651
652 switch (state) {
653 case ETHTOOL_ID_ACTIVE:
654 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
655 &adapter->beacon_state);
656 return 1; /* cycle on/off once per second */
657
658 case ETHTOOL_ID_ON:
659 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
660 BEACON_STATE_ENABLED);
661 break;
662
663 case ETHTOOL_ID_OFF:
664 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
665 BEACON_STATE_DISABLED);
666 break;
667
668 case ETHTOOL_ID_INACTIVE:
669 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
670 adapter->beacon_state);
671 }
672
673 return 0;
674 }
675
676
677 static void
678 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
679 {
680 struct be_adapter *adapter = netdev_priv(netdev);
681
682 if (be_is_wol_supported(adapter)) {
683 wol->supported |= WAKE_MAGIC;
684 if (adapter->wol)
685 wol->wolopts |= WAKE_MAGIC;
686 } else
687 wol->wolopts = 0;
688 memset(&wol->sopass, 0, sizeof(wol->sopass));
689 }
690
691 static int
692 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
693 {
694 struct be_adapter *adapter = netdev_priv(netdev);
695
696 if (wol->wolopts & ~WAKE_MAGIC)
697 return -EOPNOTSUPP;
698
699 if (!be_is_wol_supported(adapter)) {
700 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
701 return -EOPNOTSUPP;
702 }
703
704 if (wol->wolopts & WAKE_MAGIC)
705 adapter->wol = true;
706 else
707 adapter->wol = false;
708
709 return 0;
710 }
711
712 static int
713 be_test_ddr_dma(struct be_adapter *adapter)
714 {
715 int ret, i;
716 struct be_dma_mem ddrdma_cmd;
717 static const u64 pattern[2] = {
718 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
719 };
720
721 ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
722 ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
723 &ddrdma_cmd.dma, GFP_KERNEL);
724 if (!ddrdma_cmd.va)
725 return -ENOMEM;
726
727 for (i = 0; i < 2; i++) {
728 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
729 4096, &ddrdma_cmd);
730 if (ret != 0)
731 goto err;
732 }
733
734 err:
735 dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
736 ddrdma_cmd.dma);
737 return ret;
738 }
739
740 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
741 u64 *status)
742 {
743 be_cmd_set_loopback(adapter, adapter->hba_port_num,
744 loopback_type, 1);
745 *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
746 loopback_type, 1500,
747 2, 0xabc);
748 be_cmd_set_loopback(adapter, adapter->hba_port_num,
749 BE_NO_LOOPBACK, 1);
750 return *status;
751 }
752
753 static void
754 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
755 {
756 struct be_adapter *adapter = netdev_priv(netdev);
757 int status;
758 u8 link_status = 0;
759
760 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
761 dev_err(&adapter->pdev->dev, "Self test not supported\n");
762 test->flags |= ETH_TEST_FL_FAILED;
763 return;
764 }
765
766 memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
767
768 if (test->flags & ETH_TEST_FL_OFFLINE) {
769 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
770 &data[0]) != 0) {
771 test->flags |= ETH_TEST_FL_FAILED;
772 }
773 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
774 &data[1]) != 0) {
775 test->flags |= ETH_TEST_FL_FAILED;
776 }
777 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
778 &data[2]) != 0) {
779 test->flags |= ETH_TEST_FL_FAILED;
780 }
781 }
782
783 if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
784 data[3] = 1;
785 test->flags |= ETH_TEST_FL_FAILED;
786 }
787
788 status = be_cmd_link_status_query(adapter, NULL, &link_status, 0);
789 if (status) {
790 test->flags |= ETH_TEST_FL_FAILED;
791 data[4] = -1;
792 } else if (!link_status) {
793 test->flags |= ETH_TEST_FL_FAILED;
794 data[4] = 1;
795 }
796 }
797
798 static int
799 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
800 {
801 struct be_adapter *adapter = netdev_priv(netdev);
802
803 return be_load_fw(adapter, efl->data);
804 }
805
806 static int
807 be_get_eeprom_len(struct net_device *netdev)
808 {
809 struct be_adapter *adapter = netdev_priv(netdev);
810
811 if (!check_privilege(adapter, MAX_PRIVILEGES))
812 return 0;
813
814 if (lancer_chip(adapter)) {
815 if (be_physfn(adapter))
816 return lancer_cmd_get_file_len(adapter,
817 LANCER_VPD_PF_FILE);
818 else
819 return lancer_cmd_get_file_len(adapter,
820 LANCER_VPD_VF_FILE);
821 } else {
822 return BE_READ_SEEPROM_LEN;
823 }
824 }
825
826 static int
827 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
828 uint8_t *data)
829 {
830 struct be_adapter *adapter = netdev_priv(netdev);
831 struct be_dma_mem eeprom_cmd;
832 struct be_cmd_resp_seeprom_read *resp;
833 int status;
834
835 if (!eeprom->len)
836 return -EINVAL;
837
838 if (lancer_chip(adapter)) {
839 if (be_physfn(adapter))
840 return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
841 eeprom->len, data);
842 else
843 return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
844 eeprom->len, data);
845 }
846
847 eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
848
849 memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
850 eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
851 eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
852 &eeprom_cmd.dma, GFP_KERNEL);
853
854 if (!eeprom_cmd.va)
855 return -ENOMEM;
856
857 status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
858
859 if (!status) {
860 resp = eeprom_cmd.va;
861 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
862 }
863 dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
864 eeprom_cmd.dma);
865
866 return status;
867 }
868
869 static u32 be_get_msg_level(struct net_device *netdev)
870 {
871 struct be_adapter *adapter = netdev_priv(netdev);
872
873 if (lancer_chip(adapter)) {
874 dev_err(&adapter->pdev->dev, "Operation not supported\n");
875 return -EOPNOTSUPP;
876 }
877
878 return adapter->msg_enable;
879 }
880
881 static void be_set_fw_log_level(struct be_adapter *adapter, u32 level)
882 {
883 struct be_dma_mem extfat_cmd;
884 struct be_fat_conf_params *cfgs;
885 int status;
886 int i, j;
887
888 memset(&extfat_cmd, 0, sizeof(struct be_dma_mem));
889 extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps);
890 extfat_cmd.va = pci_alloc_consistent(adapter->pdev, extfat_cmd.size,
891 &extfat_cmd.dma);
892 if (!extfat_cmd.va) {
893 dev_err(&adapter->pdev->dev, "%s: Memory allocation failure\n",
894 __func__);
895 goto err;
896 }
897 status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd);
898 if (!status) {
899 cfgs = (struct be_fat_conf_params *)(extfat_cmd.va +
900 sizeof(struct be_cmd_resp_hdr));
901 for (i = 0; i < le32_to_cpu(cfgs->num_modules); i++) {
902 u32 num_modes = le32_to_cpu(cfgs->module[i].num_modes);
903 for (j = 0; j < num_modes; j++) {
904 if (cfgs->module[i].trace_lvl[j].mode ==
905 MODE_UART)
906 cfgs->module[i].trace_lvl[j].dbg_lvl =
907 cpu_to_le32(level);
908 }
909 }
910 status = be_cmd_set_ext_fat_capabilites(adapter, &extfat_cmd,
911 cfgs);
912 if (status)
913 dev_err(&adapter->pdev->dev,
914 "Message level set failed\n");
915 } else {
916 dev_err(&adapter->pdev->dev, "Message level get failed\n");
917 }
918
919 pci_free_consistent(adapter->pdev, extfat_cmd.size, extfat_cmd.va,
920 extfat_cmd.dma);
921 err:
922 return;
923 }
924
925 static void be_set_msg_level(struct net_device *netdev, u32 level)
926 {
927 struct be_adapter *adapter = netdev_priv(netdev);
928
929 if (lancer_chip(adapter)) {
930 dev_err(&adapter->pdev->dev, "Operation not supported\n");
931 return;
932 }
933
934 if (adapter->msg_enable == level)
935 return;
936
937 if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
938 be_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
939 FW_LOG_LEVEL_DEFAULT : FW_LOG_LEVEL_FATAL);
940 adapter->msg_enable = level;
941
942 return;
943 }
944
945 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
946 {
947 u64 data = 0;
948
949 switch (flow_type) {
950 case TCP_V4_FLOW:
951 if (adapter->rss_flags & RSS_ENABLE_IPV4)
952 data |= RXH_IP_DST | RXH_IP_SRC;
953 if (adapter->rss_flags & RSS_ENABLE_TCP_IPV4)
954 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
955 break;
956 case UDP_V4_FLOW:
957 if (adapter->rss_flags & RSS_ENABLE_IPV4)
958 data |= RXH_IP_DST | RXH_IP_SRC;
959 if (adapter->rss_flags & RSS_ENABLE_UDP_IPV4)
960 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
961 break;
962 case TCP_V6_FLOW:
963 if (adapter->rss_flags & RSS_ENABLE_IPV6)
964 data |= RXH_IP_DST | RXH_IP_SRC;
965 if (adapter->rss_flags & RSS_ENABLE_TCP_IPV6)
966 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
967 break;
968 case UDP_V6_FLOW:
969 if (adapter->rss_flags & RSS_ENABLE_IPV6)
970 data |= RXH_IP_DST | RXH_IP_SRC;
971 if (adapter->rss_flags & RSS_ENABLE_UDP_IPV6)
972 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
973 break;
974 }
975
976 return data;
977 }
978
979 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
980 u32 *rule_locs)
981 {
982 struct be_adapter *adapter = netdev_priv(netdev);
983
984 if (!be_multi_rxq(adapter)) {
985 dev_info(&adapter->pdev->dev,
986 "ethtool::get_rxnfc: RX flow hashing is disabled\n");
987 return -EINVAL;
988 }
989
990 switch (cmd->cmd) {
991 case ETHTOOL_GRXFH:
992 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
993 break;
994 case ETHTOOL_GRXRINGS:
995 cmd->data = adapter->num_rx_qs - 1;
996 break;
997 default:
998 return -EINVAL;
999 }
1000
1001 return 0;
1002 }
1003
1004 static int be_set_rss_hash_opts(struct be_adapter *adapter,
1005 struct ethtool_rxnfc *cmd)
1006 {
1007 struct be_rx_obj *rxo;
1008 int status = 0, i, j;
1009 u8 rsstable[128];
1010 u32 rss_flags = adapter->rss_flags;
1011
1012 if (cmd->data != L3_RSS_FLAGS &&
1013 cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
1014 return -EINVAL;
1015
1016 switch (cmd->flow_type) {
1017 case TCP_V4_FLOW:
1018 if (cmd->data == L3_RSS_FLAGS)
1019 rss_flags &= ~RSS_ENABLE_TCP_IPV4;
1020 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1021 rss_flags |= RSS_ENABLE_IPV4 |
1022 RSS_ENABLE_TCP_IPV4;
1023 break;
1024 case TCP_V6_FLOW:
1025 if (cmd->data == L3_RSS_FLAGS)
1026 rss_flags &= ~RSS_ENABLE_TCP_IPV6;
1027 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1028 rss_flags |= RSS_ENABLE_IPV6 |
1029 RSS_ENABLE_TCP_IPV6;
1030 break;
1031 case UDP_V4_FLOW:
1032 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1033 BEx_chip(adapter))
1034 return -EINVAL;
1035
1036 if (cmd->data == L3_RSS_FLAGS)
1037 rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1038 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1039 rss_flags |= RSS_ENABLE_IPV4 |
1040 RSS_ENABLE_UDP_IPV4;
1041 break;
1042 case UDP_V6_FLOW:
1043 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1044 BEx_chip(adapter))
1045 return -EINVAL;
1046
1047 if (cmd->data == L3_RSS_FLAGS)
1048 rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1049 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1050 rss_flags |= RSS_ENABLE_IPV6 |
1051 RSS_ENABLE_UDP_IPV6;
1052 break;
1053 default:
1054 return -EINVAL;
1055 }
1056
1057 if (rss_flags == adapter->rss_flags)
1058 return status;
1059
1060 if (be_multi_rxq(adapter)) {
1061 for (j = 0; j < 128; j += adapter->num_rx_qs - 1) {
1062 for_all_rss_queues(adapter, rxo, i) {
1063 if ((j + i) >= 128)
1064 break;
1065 rsstable[j + i] = rxo->rss_id;
1066 }
1067 }
1068 }
1069 status = be_cmd_rss_config(adapter, rsstable, rss_flags, 128);
1070 if (!status)
1071 adapter->rss_flags = rss_flags;
1072
1073 return status;
1074 }
1075
1076 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1077 {
1078 struct be_adapter *adapter = netdev_priv(netdev);
1079 int status = 0;
1080
1081 if (!be_multi_rxq(adapter)) {
1082 dev_err(&adapter->pdev->dev,
1083 "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1084 return -EINVAL;
1085 }
1086
1087 switch (cmd->cmd) {
1088 case ETHTOOL_SRXFH:
1089 status = be_set_rss_hash_opts(adapter, cmd);
1090 break;
1091 default:
1092 return -EINVAL;
1093 }
1094
1095 return status;
1096 }
1097
1098 const struct ethtool_ops be_ethtool_ops = {
1099 .get_settings = be_get_settings,
1100 .get_drvinfo = be_get_drvinfo,
1101 .get_wol = be_get_wol,
1102 .set_wol = be_set_wol,
1103 .get_link = ethtool_op_get_link,
1104 .get_eeprom_len = be_get_eeprom_len,
1105 .get_eeprom = be_read_eeprom,
1106 .get_coalesce = be_get_coalesce,
1107 .set_coalesce = be_set_coalesce,
1108 .get_ringparam = be_get_ringparam,
1109 .get_pauseparam = be_get_pauseparam,
1110 .set_pauseparam = be_set_pauseparam,
1111 .get_strings = be_get_stat_strings,
1112 .set_phys_id = be_set_phys_id,
1113 .get_msglevel = be_get_msg_level,
1114 .set_msglevel = be_set_msg_level,
1115 .get_sset_count = be_get_sset_count,
1116 .get_ethtool_stats = be_get_ethtool_stats,
1117 .get_regs_len = be_get_reg_len,
1118 .get_regs = be_get_regs,
1119 .flash_device = be_do_flash,
1120 .self_test = be_self_test,
1121 .get_rxnfc = be_get_rxnfc,
1122 .set_rxnfc = be_set_rxnfc,
1123 };
Linux kernel - Deliverables
This page took 0.05315 seconds and 6 git commands to generate.