]> git.karo-electronics.de Git - karo-tx-linux.git/blob - drivers/net/ethernet/emulex/benet/be_ethtool.c
rt2x00: rt2800pci: use module_pci_driver macro
[karo-tx-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
181         strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
182         strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
183         if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN))
184                 strlcpy(drvinfo->fw_version, adapter->fw_ver,
185                         sizeof(drvinfo->fw_version));
186         else
187                 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
188                          "%s [%s]", adapter->fw_ver, adapter->fw_on_flash);
189
190         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
191                 sizeof(drvinfo->bus_info));
192         drvinfo->testinfo_len = 0;
193         drvinfo->regdump_len = 0;
194         drvinfo->eedump_len = 0;
195 }
196
197 static u32
198 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
199 {
200         u32 data_read = 0, eof;
201         u8 addn_status;
202         struct be_dma_mem data_len_cmd;
203         int status;
204
205         memset(&data_len_cmd, 0, sizeof(data_len_cmd));
206         /* data_offset and data_size should be 0 to get reg len */
207         status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0,
208                                 file_name, &data_read, &eof, &addn_status);
209
210         return data_read;
211 }
212
213 static int
214 lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
215                 u32 buf_len, void *buf)
216 {
217         struct be_dma_mem read_cmd;
218         u32 read_len = 0, total_read_len = 0, chunk_size;
219         u32 eof = 0;
220         u8 addn_status;
221         int status = 0;
222
223         read_cmd.size = LANCER_READ_FILE_CHUNK;
224         read_cmd.va = pci_alloc_consistent(adapter->pdev, read_cmd.size,
225                         &read_cmd.dma);
226
227         if (!read_cmd.va) {
228                 dev_err(&adapter->pdev->dev,
229                                 "Memory allocation failure while reading dump\n");
230                 return -ENOMEM;
231         }
232
233         while ((total_read_len < buf_len) && !eof) {
234                 chunk_size = min_t(u32, (buf_len - total_read_len),
235                                 LANCER_READ_FILE_CHUNK);
236                 chunk_size = ALIGN(chunk_size, 4);
237                 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
238                                 total_read_len, file_name, &read_len,
239                                 &eof, &addn_status);
240                 if (!status) {
241                         memcpy(buf + total_read_len, read_cmd.va, read_len);
242                         total_read_len += read_len;
243                         eof &= LANCER_READ_FILE_EOF_MASK;
244                 } else {
245                         status = -EIO;
246                         break;
247                 }
248         }
249         pci_free_consistent(adapter->pdev, read_cmd.size, read_cmd.va,
250                         read_cmd.dma);
251
252         return status;
253 }
254
255 static int
256 be_get_reg_len(struct net_device *netdev)
257 {
258         struct be_adapter *adapter = netdev_priv(netdev);
259         u32 log_size = 0;
260
261         if (!check_privilege(adapter, MAX_PRIVILEGES))
262                 return 0;
263
264         if (be_physfn(adapter)) {
265                 if (lancer_chip(adapter))
266                         log_size = lancer_cmd_get_file_len(adapter,
267                                         LANCER_FW_DUMP_FILE);
268                 else
269                         be_cmd_get_reg_len(adapter, &log_size);
270         }
271         return log_size;
272 }
273
274 static void
275 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
276 {
277         struct be_adapter *adapter = netdev_priv(netdev);
278
279         if (be_physfn(adapter)) {
280                 memset(buf, 0, regs->len);
281                 if (lancer_chip(adapter))
282                         lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
283                                         regs->len, buf);
284                 else
285                         be_cmd_get_regs(adapter, regs->len, buf);
286         }
287 }
288
289 static int be_get_coalesce(struct net_device *netdev,
290                            struct ethtool_coalesce *et)
291 {
292         struct be_adapter *adapter = netdev_priv(netdev);
293         struct be_eq_obj *eqo = &adapter->eq_obj[0];
294
295
296         et->rx_coalesce_usecs = eqo->cur_eqd;
297         et->rx_coalesce_usecs_high = eqo->max_eqd;
298         et->rx_coalesce_usecs_low = eqo->min_eqd;
299
300         et->tx_coalesce_usecs = eqo->cur_eqd;
301         et->tx_coalesce_usecs_high = eqo->max_eqd;
302         et->tx_coalesce_usecs_low = eqo->min_eqd;
303
304         et->use_adaptive_rx_coalesce = eqo->enable_aic;
305         et->use_adaptive_tx_coalesce = eqo->enable_aic;
306
307         return 0;
308 }
309
310 /* TX attributes are ignored. Only RX attributes are considered
311  * eqd cmd is issued in the worker thread.
312  */
313 static int be_set_coalesce(struct net_device *netdev,
314                            struct ethtool_coalesce *et)
315 {
316         struct be_adapter *adapter = netdev_priv(netdev);
317         struct be_eq_obj *eqo;
318         int i;
319
320         for_all_evt_queues(adapter, eqo, i) {
321                 eqo->enable_aic = et->use_adaptive_rx_coalesce;
322                 eqo->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
323                 eqo->min_eqd = min(et->rx_coalesce_usecs_low, eqo->max_eqd);
324                 eqo->eqd = et->rx_coalesce_usecs;
325         }
326
327         return 0;
328 }
329
330 static void
331 be_get_ethtool_stats(struct net_device *netdev,
332                 struct ethtool_stats *stats, uint64_t *data)
333 {
334         struct be_adapter *adapter = netdev_priv(netdev);
335         struct be_rx_obj *rxo;
336         struct be_tx_obj *txo;
337         void *p;
338         unsigned int i, j, base = 0, start;
339
340         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
341                 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
342                 data[i] = *(u32 *)p;
343         }
344         base += ETHTOOL_STATS_NUM;
345
346         for_all_rx_queues(adapter, rxo, j) {
347                 struct be_rx_stats *stats = rx_stats(rxo);
348
349                 do {
350                         start = u64_stats_fetch_begin_bh(&stats->sync);
351                         data[base] = stats->rx_bytes;
352                         data[base + 1] = stats->rx_pkts;
353                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
354
355                 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
356                         p = (u8 *)stats + et_rx_stats[i].offset;
357                         data[base + i] = *(u32 *)p;
358                 }
359                 base += ETHTOOL_RXSTATS_NUM;
360         }
361
362         for_all_tx_queues(adapter, txo, j) {
363                 struct be_tx_stats *stats = tx_stats(txo);
364
365                 do {
366                         start = u64_stats_fetch_begin_bh(&stats->sync_compl);
367                         data[base] = stats->tx_compl;
368                 } while (u64_stats_fetch_retry_bh(&stats->sync_compl, start));
369
370                 do {
371                         start = u64_stats_fetch_begin_bh(&stats->sync);
372                         for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
373                                 p = (u8 *)stats + et_tx_stats[i].offset;
374                                 data[base + i] =
375                                         (et_tx_stats[i].size == sizeof(u64)) ?
376                                                 *(u64 *)p : *(u32 *)p;
377                         }
378                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
379                 base += ETHTOOL_TXSTATS_NUM;
380         }
381 }
382
383 static void
384 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
385                 uint8_t *data)
386 {
387         struct be_adapter *adapter = netdev_priv(netdev);
388         int i, j;
389
390         switch (stringset) {
391         case ETH_SS_STATS:
392                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
393                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
394                         data += ETH_GSTRING_LEN;
395                 }
396                 for (i = 0; i < adapter->num_rx_qs; i++) {
397                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
398                                 sprintf(data, "rxq%d: %s", i,
399                                         et_rx_stats[j].desc);
400                                 data += ETH_GSTRING_LEN;
401                         }
402                 }
403                 for (i = 0; i < adapter->num_tx_qs; i++) {
404                         for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
405                                 sprintf(data, "txq%d: %s", i,
406                                         et_tx_stats[j].desc);
407                                 data += ETH_GSTRING_LEN;
408                         }
409                 }
410                 break;
411         case ETH_SS_TEST:
412                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
413                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
414                         data += ETH_GSTRING_LEN;
415                 }
416                 break;
417         }
418 }
419
420 static int be_get_sset_count(struct net_device *netdev, int stringset)
421 {
422         struct be_adapter *adapter = netdev_priv(netdev);
423
424         switch (stringset) {
425         case ETH_SS_TEST:
426                 return ETHTOOL_TESTS_NUM;
427         case ETH_SS_STATS:
428                 return ETHTOOL_STATS_NUM +
429                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
430                         adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
431         default:
432                 return -EINVAL;
433         }
434 }
435
436 static u32 be_get_port_type(u32 phy_type, u32 dac_cable_len)
437 {
438         u32 port;
439
440         switch (phy_type) {
441         case PHY_TYPE_BASET_1GB:
442         case PHY_TYPE_BASEX_1GB:
443         case PHY_TYPE_SGMII:
444                 port = PORT_TP;
445                 break;
446         case PHY_TYPE_SFP_PLUS_10GB:
447                 port = dac_cable_len ? PORT_DA : PORT_FIBRE;
448                 break;
449         case PHY_TYPE_XFP_10GB:
450         case PHY_TYPE_SFP_1GB:
451                 port = PORT_FIBRE;
452                 break;
453         case PHY_TYPE_BASET_10GB:
454                 port = PORT_TP;
455                 break;
456         default:
457                 port = PORT_OTHER;
458         }
459
460         return port;
461 }
462
463 static u32 convert_to_et_setting(u32 if_type, u32 if_speeds)
464 {
465         u32 val = 0;
466
467         switch (if_type) {
468         case PHY_TYPE_BASET_1GB:
469         case PHY_TYPE_BASEX_1GB:
470         case PHY_TYPE_SGMII:
471                 val |= SUPPORTED_TP;
472                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
473                         val |= SUPPORTED_1000baseT_Full;
474                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
475                         val |= SUPPORTED_100baseT_Full;
476                 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
477                         val |= SUPPORTED_10baseT_Full;
478                 break;
479         case PHY_TYPE_KX4_10GB:
480                 val |= SUPPORTED_Backplane;
481                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
482                         val |= SUPPORTED_1000baseKX_Full;
483                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
484                         val |= SUPPORTED_10000baseKX4_Full;
485                 break;
486         case PHY_TYPE_KR_10GB:
487                 val |= SUPPORTED_Backplane |
488                                 SUPPORTED_10000baseKR_Full;
489                 break;
490         case PHY_TYPE_SFP_PLUS_10GB:
491         case PHY_TYPE_XFP_10GB:
492         case PHY_TYPE_SFP_1GB:
493                 val |= SUPPORTED_FIBRE;
494                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
495                         val |= SUPPORTED_10000baseT_Full;
496                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
497                         val |= SUPPORTED_1000baseT_Full;
498                 break;
499         case PHY_TYPE_BASET_10GB:
500                 val |= SUPPORTED_TP;
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                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
506                         val |= SUPPORTED_100baseT_Full;
507                 break;
508         default:
509                 val |= SUPPORTED_TP;
510         }
511
512         return val;
513 }
514
515 bool be_pause_supported(struct be_adapter *adapter)
516 {
517         return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
518                 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
519                 false : true;
520 }
521
522 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
523 {
524         struct be_adapter *adapter = netdev_priv(netdev);
525         u8 link_status;
526         u16 link_speed = 0;
527         int status;
528         u32 auto_speeds;
529         u32 fixed_speeds;
530         u32 dac_cable_len;
531         u16 interface_type;
532
533         if (adapter->phy.link_speed < 0) {
534                 status = be_cmd_link_status_query(adapter, &link_speed,
535                                                   &link_status, 0);
536                 if (!status)
537                         be_link_status_update(adapter, link_status);
538                 ethtool_cmd_speed_set(ecmd, link_speed);
539
540                 status = be_cmd_get_phy_info(adapter);
541                 if (!status) {
542                         interface_type = adapter->phy.interface_type;
543                         auto_speeds = adapter->phy.auto_speeds_supported;
544                         fixed_speeds = adapter->phy.fixed_speeds_supported;
545                         dac_cable_len = adapter->phy.dac_cable_len;
546
547                         ecmd->supported =
548                                 convert_to_et_setting(interface_type,
549                                                       auto_speeds |
550                                                       fixed_speeds);
551                         ecmd->advertising =
552                                 convert_to_et_setting(interface_type,
553                                                       auto_speeds);
554
555                         ecmd->port = be_get_port_type(interface_type,
556                                                       dac_cable_len);
557
558                         if (adapter->phy.auto_speeds_supported) {
559                                 ecmd->supported |= SUPPORTED_Autoneg;
560                                 ecmd->autoneg = AUTONEG_ENABLE;
561                                 ecmd->advertising |= ADVERTISED_Autoneg;
562                         }
563
564                         ecmd->supported |= SUPPORTED_Pause;
565                         if (be_pause_supported(adapter))
566                                 ecmd->advertising |= ADVERTISED_Pause;
567
568                         switch (adapter->phy.interface_type) {
569                         case PHY_TYPE_KR_10GB:
570                         case PHY_TYPE_KX4_10GB:
571                                 ecmd->transceiver = XCVR_INTERNAL;
572                                 break;
573                         default:
574                                 ecmd->transceiver = XCVR_EXTERNAL;
575                                 break;
576                         }
577                 } else {
578                         ecmd->port = PORT_OTHER;
579                         ecmd->autoneg = AUTONEG_DISABLE;
580                         ecmd->transceiver = XCVR_DUMMY1;
581                 }
582
583                 /* Save for future use */
584                 adapter->phy.link_speed = ethtool_cmd_speed(ecmd);
585                 adapter->phy.port_type = ecmd->port;
586                 adapter->phy.transceiver = ecmd->transceiver;
587                 adapter->phy.autoneg = ecmd->autoneg;
588                 adapter->phy.advertising = ecmd->advertising;
589                 adapter->phy.supported = ecmd->supported;
590         } else {
591                 ethtool_cmd_speed_set(ecmd, adapter->phy.link_speed);
592                 ecmd->port = adapter->phy.port_type;
593                 ecmd->transceiver = adapter->phy.transceiver;
594                 ecmd->autoneg = adapter->phy.autoneg;
595                 ecmd->advertising = adapter->phy.advertising;
596                 ecmd->supported = adapter->phy.supported;
597         }
598
599         ecmd->duplex = netif_carrier_ok(netdev) ? DUPLEX_FULL : DUPLEX_UNKNOWN;
600         ecmd->phy_address = adapter->port_num;
601
602         return 0;
603 }
604
605 static void be_get_ringparam(struct net_device *netdev,
606                              struct ethtool_ringparam *ring)
607 {
608         struct be_adapter *adapter = netdev_priv(netdev);
609
610         ring->rx_max_pending = ring->rx_pending = adapter->rx_obj[0].q.len;
611         ring->tx_max_pending = ring->tx_pending = adapter->tx_obj[0].q.len;
612 }
613
614 static void
615 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
616 {
617         struct be_adapter *adapter = netdev_priv(netdev);
618
619         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
620         ecmd->autoneg = adapter->phy.fc_autoneg;
621 }
622
623 static int
624 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
625 {
626         struct be_adapter *adapter = netdev_priv(netdev);
627         int status;
628
629         if (ecmd->autoneg != adapter->phy.fc_autoneg)
630                 return -EINVAL;
631         adapter->tx_fc = ecmd->tx_pause;
632         adapter->rx_fc = ecmd->rx_pause;
633
634         status = be_cmd_set_flow_control(adapter,
635                                         adapter->tx_fc, adapter->rx_fc);
636         if (status)
637                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
638
639         return status;
640 }
641
642 static int
643 be_set_phys_id(struct net_device *netdev,
644                enum ethtool_phys_id_state state)
645 {
646         struct be_adapter *adapter = netdev_priv(netdev);
647
648         switch (state) {
649         case ETHTOOL_ID_ACTIVE:
650                 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
651                                         &adapter->beacon_state);
652                 return 1;       /* cycle on/off once per second */
653
654         case ETHTOOL_ID_ON:
655                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
656                                         BEACON_STATE_ENABLED);
657                 break;
658
659         case ETHTOOL_ID_OFF:
660                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
661                                         BEACON_STATE_DISABLED);
662                 break;
663
664         case ETHTOOL_ID_INACTIVE:
665                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
666                                         adapter->beacon_state);
667         }
668
669         return 0;
670 }
671
672 static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
673 {
674         struct be_adapter *adapter = netdev_priv(netdev);
675         struct device *dev = &adapter->pdev->dev;
676         int status;
677
678         if (!lancer_chip(adapter)) {
679                 dev_err(dev, "FW dump not supported\n");
680                 return -EOPNOTSUPP;
681         }
682
683         if (dump_present(adapter)) {
684                 dev_err(dev, "Previous dump not cleared, not forcing dump\n");
685                 return 0;
686         }
687
688         switch (dump->flag) {
689         case LANCER_INITIATE_FW_DUMP:
690                 status = lancer_initiate_dump(adapter);
691                 if (!status)
692                         dev_info(dev, "F/w dump initiated successfully\n");
693                 break;
694         default:
695                 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag);
696                 return -EINVAL;
697         }
698         return status;
699 }
700
701 static void
702 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
703 {
704         struct be_adapter *adapter = netdev_priv(netdev);
705
706         if (be_is_wol_supported(adapter)) {
707                 wol->supported |= WAKE_MAGIC;
708                 if (adapter->wol)
709                         wol->wolopts |= WAKE_MAGIC;
710         } else
711                 wol->wolopts = 0;
712         memset(&wol->sopass, 0, sizeof(wol->sopass));
713 }
714
715 static int
716 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
717 {
718         struct be_adapter *adapter = netdev_priv(netdev);
719
720         if (wol->wolopts & ~WAKE_MAGIC)
721                 return -EOPNOTSUPP;
722
723         if (!be_is_wol_supported(adapter)) {
724                 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
725                 return -EOPNOTSUPP;
726         }
727
728         if (wol->wolopts & WAKE_MAGIC)
729                 adapter->wol = true;
730         else
731                 adapter->wol = false;
732
733         return 0;
734 }
735
736 static int
737 be_test_ddr_dma(struct be_adapter *adapter)
738 {
739         int ret, i;
740         struct be_dma_mem ddrdma_cmd;
741         static const u64 pattern[2] = {
742                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
743         };
744
745         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
746         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
747                                            &ddrdma_cmd.dma, GFP_KERNEL);
748         if (!ddrdma_cmd.va)
749                 return -ENOMEM;
750
751         for (i = 0; i < 2; i++) {
752                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
753                                         4096, &ddrdma_cmd);
754                 if (ret != 0)
755                         goto err;
756         }
757
758 err:
759         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
760                           ddrdma_cmd.dma);
761         return ret;
762 }
763
764 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
765                                 u64 *status)
766 {
767         be_cmd_set_loopback(adapter, adapter->hba_port_num,
768                                 loopback_type, 1);
769         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
770                                 loopback_type, 1500,
771                                 2, 0xabc);
772         be_cmd_set_loopback(adapter, adapter->hba_port_num,
773                                 BE_NO_LOOPBACK, 1);
774         return *status;
775 }
776
777 static void
778 be_self_test(struct net_device *netdev, struct ethtool_test *test, 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,
794                                                 &data[0]) != 0) {
795                         test->flags |= ETH_TEST_FL_FAILED;
796                 }
797                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
798                                                 &data[1]) != 0) {
799                         test->flags |= ETH_TEST_FL_FAILED;
800                 }
801                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
802                                                 &data[2]) != 0) {
803                         test->flags |= ETH_TEST_FL_FAILED;
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
822 static int
823 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
824 {
825         struct be_adapter *adapter = netdev_priv(netdev);
826
827         return be_load_fw(adapter, efl->data);
828 }
829
830 static int
831 be_get_eeprom_len(struct net_device *netdev)
832 {
833         struct be_adapter *adapter = netdev_priv(netdev);
834
835         if (!check_privilege(adapter, MAX_PRIVILEGES))
836                 return 0;
837
838         if (lancer_chip(adapter)) {
839                 if (be_physfn(adapter))
840                         return lancer_cmd_get_file_len(adapter,
841                                         LANCER_VPD_PF_FILE);
842                 else
843                         return lancer_cmd_get_file_len(adapter,
844                                         LANCER_VPD_VF_FILE);
845         } else {
846                 return BE_READ_SEEPROM_LEN;
847         }
848 }
849
850 static int
851 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
852                         uint8_t *data)
853 {
854         struct be_adapter *adapter = netdev_priv(netdev);
855         struct be_dma_mem eeprom_cmd;
856         struct be_cmd_resp_seeprom_read *resp;
857         int status;
858
859         if (!eeprom->len)
860                 return -EINVAL;
861
862         if (lancer_chip(adapter)) {
863                 if (be_physfn(adapter))
864                         return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
865                                         eeprom->len, data);
866                 else
867                         return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
868                                         eeprom->len, data);
869         }
870
871         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
872
873         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
874         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
875         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
876                                            &eeprom_cmd.dma, GFP_KERNEL);
877
878         if (!eeprom_cmd.va)
879                 return -ENOMEM;
880
881         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
882
883         if (!status) {
884                 resp = eeprom_cmd.va;
885                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
886         }
887         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
888                           eeprom_cmd.dma);
889
890         return status;
891 }
892
893 static u32 be_get_msg_level(struct net_device *netdev)
894 {
895         struct be_adapter *adapter = netdev_priv(netdev);
896
897         if (lancer_chip(adapter)) {
898                 dev_err(&adapter->pdev->dev, "Operation not supported\n");
899                 return -EOPNOTSUPP;
900         }
901
902         return adapter->msg_enable;
903 }
904
905 static void be_set_fw_log_level(struct be_adapter *adapter, u32 level)
906 {
907         struct be_dma_mem extfat_cmd;
908         struct be_fat_conf_params *cfgs;
909         int status;
910         int i, j;
911
912         memset(&extfat_cmd, 0, sizeof(struct be_dma_mem));
913         extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps);
914         extfat_cmd.va = pci_alloc_consistent(adapter->pdev, extfat_cmd.size,
915                                              &extfat_cmd.dma);
916         if (!extfat_cmd.va) {
917                 dev_err(&adapter->pdev->dev, "%s: Memory allocation failure\n",
918                         __func__);
919                 goto err;
920         }
921         status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd);
922         if (!status) {
923                 cfgs = (struct be_fat_conf_params *)(extfat_cmd.va +
924                                         sizeof(struct be_cmd_resp_hdr));
925                 for (i = 0; i < le32_to_cpu(cfgs->num_modules); i++) {
926                         u32 num_modes = le32_to_cpu(cfgs->module[i].num_modes);
927                         for (j = 0; j < num_modes; j++) {
928                                 if (cfgs->module[i].trace_lvl[j].mode ==
929                                                                 MODE_UART)
930                                         cfgs->module[i].trace_lvl[j].dbg_lvl =
931                                                         cpu_to_le32(level);
932                         }
933                 }
934                 status = be_cmd_set_ext_fat_capabilites(adapter, &extfat_cmd,
935                                                         cfgs);
936                 if (status)
937                         dev_err(&adapter->pdev->dev,
938                                 "Message level set failed\n");
939         } else {
940                 dev_err(&adapter->pdev->dev, "Message level get failed\n");
941         }
942
943         pci_free_consistent(adapter->pdev, extfat_cmd.size, extfat_cmd.va,
944                             extfat_cmd.dma);
945 err:
946         return;
947 }
948
949 static void be_set_msg_level(struct net_device *netdev, u32 level)
950 {
951         struct be_adapter *adapter = netdev_priv(netdev);
952
953         if (lancer_chip(adapter)) {
954                 dev_err(&adapter->pdev->dev, "Operation not supported\n");
955                 return;
956         }
957
958         if (adapter->msg_enable == level)
959                 return;
960
961         if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
962                 be_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
963                                     FW_LOG_LEVEL_DEFAULT : FW_LOG_LEVEL_FATAL);
964         adapter->msg_enable = level;
965
966         return;
967 }
968
969 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
970 {
971         u64 data = 0;
972
973         switch (flow_type) {
974         case TCP_V4_FLOW:
975                 if (adapter->rss_flags & RSS_ENABLE_IPV4)
976                         data |= RXH_IP_DST | RXH_IP_SRC;
977                 if (adapter->rss_flags & RSS_ENABLE_TCP_IPV4)
978                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
979                 break;
980         case UDP_V4_FLOW:
981                 if (adapter->rss_flags & RSS_ENABLE_IPV4)
982                         data |= RXH_IP_DST | RXH_IP_SRC;
983                 if (adapter->rss_flags & RSS_ENABLE_UDP_IPV4)
984                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
985                 break;
986         case TCP_V6_FLOW:
987                 if (adapter->rss_flags & RSS_ENABLE_IPV6)
988                         data |= RXH_IP_DST | RXH_IP_SRC;
989                 if (adapter->rss_flags & RSS_ENABLE_TCP_IPV6)
990                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
991                 break;
992         case UDP_V6_FLOW:
993                 if (adapter->rss_flags & RSS_ENABLE_IPV6)
994                         data |= RXH_IP_DST | RXH_IP_SRC;
995                 if (adapter->rss_flags & RSS_ENABLE_UDP_IPV6)
996                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
997                 break;
998         }
999
1000         return data;
1001 }
1002
1003 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
1004                       u32 *rule_locs)
1005 {
1006         struct be_adapter *adapter = netdev_priv(netdev);
1007
1008         if (!be_multi_rxq(adapter)) {
1009                 dev_info(&adapter->pdev->dev,
1010                          "ethtool::get_rxnfc: RX flow hashing is disabled\n");
1011                 return -EINVAL;
1012         }
1013
1014         switch (cmd->cmd) {
1015         case ETHTOOL_GRXFH:
1016                 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
1017                 break;
1018         case ETHTOOL_GRXRINGS:
1019                 cmd->data = adapter->num_rx_qs - 1;
1020                 break;
1021         default:
1022                 return -EINVAL;
1023         }
1024
1025         return 0;
1026 }
1027
1028 static int be_set_rss_hash_opts(struct be_adapter *adapter,
1029                                 struct ethtool_rxnfc *cmd)
1030 {
1031         struct be_rx_obj *rxo;
1032         int status = 0, i, j;
1033         u8 rsstable[128];
1034         u32 rss_flags = adapter->rss_flags;
1035
1036         if (cmd->data != L3_RSS_FLAGS &&
1037             cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
1038                 return -EINVAL;
1039
1040         switch (cmd->flow_type) {
1041         case TCP_V4_FLOW:
1042                 if (cmd->data == L3_RSS_FLAGS)
1043                         rss_flags &= ~RSS_ENABLE_TCP_IPV4;
1044                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1045                         rss_flags |= RSS_ENABLE_IPV4 |
1046                                         RSS_ENABLE_TCP_IPV4;
1047                 break;
1048         case TCP_V6_FLOW:
1049                 if (cmd->data == L3_RSS_FLAGS)
1050                         rss_flags &= ~RSS_ENABLE_TCP_IPV6;
1051                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1052                         rss_flags |= RSS_ENABLE_IPV6 |
1053                                         RSS_ENABLE_TCP_IPV6;
1054                 break;
1055         case UDP_V4_FLOW:
1056                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1057                     BEx_chip(adapter))
1058                         return -EINVAL;
1059
1060                 if (cmd->data == L3_RSS_FLAGS)
1061                         rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1062                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1063                         rss_flags |= RSS_ENABLE_IPV4 |
1064                                         RSS_ENABLE_UDP_IPV4;
1065                 break;
1066         case UDP_V6_FLOW:
1067                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1068                     BEx_chip(adapter))
1069                         return -EINVAL;
1070
1071                 if (cmd->data == L3_RSS_FLAGS)
1072                         rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1073                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1074                         rss_flags |= RSS_ENABLE_IPV6 |
1075                                         RSS_ENABLE_UDP_IPV6;
1076                 break;
1077         default:
1078                 return -EINVAL;
1079         }
1080
1081         if (rss_flags == adapter->rss_flags)
1082                 return status;
1083
1084         if (be_multi_rxq(adapter)) {
1085                 for (j = 0; j < 128; j += adapter->num_rx_qs - 1) {
1086                         for_all_rss_queues(adapter, rxo, i) {
1087                                 if ((j + i) >= 128)
1088                                         break;
1089                                 rsstable[j + i] = rxo->rss_id;
1090                         }
1091                 }
1092         }
1093         status = be_cmd_rss_config(adapter, rsstable, rss_flags, 128);
1094         if (!status)
1095                 adapter->rss_flags = rss_flags;
1096
1097         return status;
1098 }
1099
1100 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1101 {
1102         struct be_adapter *adapter = netdev_priv(netdev);
1103         int status = 0;
1104
1105         if (!be_multi_rxq(adapter)) {
1106                 dev_err(&adapter->pdev->dev,
1107                         "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1108                 return -EINVAL;
1109         }
1110
1111         switch (cmd->cmd) {
1112         case ETHTOOL_SRXFH:
1113                 status = be_set_rss_hash_opts(adapter, cmd);
1114                 break;
1115         default:
1116                 return -EINVAL;
1117         }
1118
1119         return status;
1120 }
1121
1122 static void be_get_channels(struct net_device *netdev,
1123                             struct ethtool_channels *ch)
1124 {
1125         struct be_adapter *adapter = netdev_priv(netdev);
1126
1127         ch->combined_count = adapter->num_evt_qs;
1128         ch->max_combined = be_max_qs(adapter);
1129 }
1130
1131 static int be_set_channels(struct net_device  *netdev,
1132                            struct ethtool_channels *ch)
1133 {
1134         struct be_adapter *adapter = netdev_priv(netdev);
1135
1136         if (ch->rx_count || ch->tx_count || ch->other_count ||
1137             !ch->combined_count || ch->combined_count > be_max_qs(adapter))
1138                 return -EINVAL;
1139
1140         adapter->cfg_num_qs = ch->combined_count;
1141
1142         return be_update_queues(adapter);
1143 }
1144
1145 const struct ethtool_ops be_ethtool_ops = {
1146         .get_settings = be_get_settings,
1147         .get_drvinfo = be_get_drvinfo,
1148         .get_wol = be_get_wol,
1149         .set_wol = be_set_wol,
1150         .get_link = ethtool_op_get_link,
1151         .get_eeprom_len = be_get_eeprom_len,
1152         .get_eeprom = be_read_eeprom,
1153         .get_coalesce = be_get_coalesce,
1154         .set_coalesce = be_set_coalesce,
1155         .get_ringparam = be_get_ringparam,
1156         .get_pauseparam = be_get_pauseparam,
1157         .set_pauseparam = be_set_pauseparam,
1158         .get_strings = be_get_stat_strings,
1159         .set_phys_id = be_set_phys_id,
1160         .set_dump = be_set_dump,
1161         .get_msglevel = be_get_msg_level,
1162         .set_msglevel = be_set_msg_level,
1163         .get_sset_count = be_get_sset_count,
1164         .get_ethtool_stats = be_get_ethtool_stats,
1165         .get_regs_len = be_get_reg_len,
1166         .get_regs = be_get_regs,
1167         .flash_device = be_do_flash,
1168         .self_test = be_self_test,
1169         .get_rxnfc = be_get_rxnfc,
1170         .set_rxnfc = be_set_rxnfc,
1171         .get_channels = be_get_channels,
1172         .set_channels = be_set_channels
1173 };