1
2
3
4
5#include <linux/if_vlan.h>
6#include <linux/pm_runtime.h>
7#include <linux/mdio.h>
8
9#include "igc.h"
10#include "igc_diag.h"
11
12
13struct igc_stats {
14 char stat_string[ETH_GSTRING_LEN];
15 int sizeof_stat;
16 int stat_offset;
17};
18
19#define IGC_STAT(_name, _stat) { \
20 .stat_string = _name, \
21 .sizeof_stat = sizeof_field(struct igc_adapter, _stat), \
22 .stat_offset = offsetof(struct igc_adapter, _stat) \
23}
24
25static const struct igc_stats igc_gstrings_stats[] = {
26 IGC_STAT("rx_packets", stats.gprc),
27 IGC_STAT("tx_packets", stats.gptc),
28 IGC_STAT("rx_bytes", stats.gorc),
29 IGC_STAT("tx_bytes", stats.gotc),
30 IGC_STAT("rx_broadcast", stats.bprc),
31 IGC_STAT("tx_broadcast", stats.bptc),
32 IGC_STAT("rx_multicast", stats.mprc),
33 IGC_STAT("tx_multicast", stats.mptc),
34 IGC_STAT("multicast", stats.mprc),
35 IGC_STAT("collisions", stats.colc),
36 IGC_STAT("rx_crc_errors", stats.crcerrs),
37 IGC_STAT("rx_no_buffer_count", stats.rnbc),
38 IGC_STAT("rx_missed_errors", stats.mpc),
39 IGC_STAT("tx_aborted_errors", stats.ecol),
40 IGC_STAT("tx_carrier_errors", stats.tncrs),
41 IGC_STAT("tx_window_errors", stats.latecol),
42 IGC_STAT("tx_abort_late_coll", stats.latecol),
43 IGC_STAT("tx_deferred_ok", stats.dc),
44 IGC_STAT("tx_single_coll_ok", stats.scc),
45 IGC_STAT("tx_multi_coll_ok", stats.mcc),
46 IGC_STAT("tx_timeout_count", tx_timeout_count),
47 IGC_STAT("rx_long_length_errors", stats.roc),
48 IGC_STAT("rx_short_length_errors", stats.ruc),
49 IGC_STAT("rx_align_errors", stats.algnerrc),
50 IGC_STAT("tx_tcp_seg_good", stats.tsctc),
51 IGC_STAT("tx_tcp_seg_failed", stats.tsctfc),
52 IGC_STAT("rx_flow_control_xon", stats.xonrxc),
53 IGC_STAT("rx_flow_control_xoff", stats.xoffrxc),
54 IGC_STAT("tx_flow_control_xon", stats.xontxc),
55 IGC_STAT("tx_flow_control_xoff", stats.xofftxc),
56 IGC_STAT("rx_long_byte_count", stats.gorc),
57 IGC_STAT("tx_dma_out_of_sync", stats.doosync),
58 IGC_STAT("tx_smbus", stats.mgptc),
59 IGC_STAT("rx_smbus", stats.mgprc),
60 IGC_STAT("dropped_smbus", stats.mgpdc),
61 IGC_STAT("os2bmc_rx_by_bmc", stats.o2bgptc),
62 IGC_STAT("os2bmc_tx_by_bmc", stats.b2ospc),
63 IGC_STAT("os2bmc_tx_by_host", stats.o2bspc),
64 IGC_STAT("os2bmc_rx_by_host", stats.b2ogprc),
65 IGC_STAT("tx_hwtstamp_timeouts", tx_hwtstamp_timeouts),
66 IGC_STAT("tx_hwtstamp_skipped", tx_hwtstamp_skipped),
67 IGC_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared),
68 IGC_STAT("tx_lpi_counter", stats.tlpic),
69 IGC_STAT("rx_lpi_counter", stats.rlpic),
70};
71
72#define IGC_NETDEV_STAT(_net_stat) { \
73 .stat_string = __stringify(_net_stat), \
74 .sizeof_stat = sizeof_field(struct rtnl_link_stats64, _net_stat), \
75 .stat_offset = offsetof(struct rtnl_link_stats64, _net_stat) \
76}
77
78static const struct igc_stats igc_gstrings_net_stats[] = {
79 IGC_NETDEV_STAT(rx_errors),
80 IGC_NETDEV_STAT(tx_errors),
81 IGC_NETDEV_STAT(tx_dropped),
82 IGC_NETDEV_STAT(rx_length_errors),
83 IGC_NETDEV_STAT(rx_over_errors),
84 IGC_NETDEV_STAT(rx_frame_errors),
85 IGC_NETDEV_STAT(rx_fifo_errors),
86 IGC_NETDEV_STAT(tx_fifo_errors),
87 IGC_NETDEV_STAT(tx_heartbeat_errors)
88};
89
90enum igc_diagnostics_results {
91 TEST_REG = 0,
92 TEST_EEP,
93 TEST_IRQ,
94 TEST_LOOP,
95 TEST_LINK
96};
97
98static const char igc_gstrings_test[][ETH_GSTRING_LEN] = {
99 [TEST_REG] = "Register test (offline)",
100 [TEST_EEP] = "Eeprom test (offline)",
101 [TEST_IRQ] = "Interrupt test (offline)",
102 [TEST_LOOP] = "Loopback test (offline)",
103 [TEST_LINK] = "Link test (on/offline)"
104};
105
106#define IGC_TEST_LEN (sizeof(igc_gstrings_test) / ETH_GSTRING_LEN)
107
108#define IGC_GLOBAL_STATS_LEN \
109 (sizeof(igc_gstrings_stats) / sizeof(struct igc_stats))
110#define IGC_NETDEV_STATS_LEN \
111 (sizeof(igc_gstrings_net_stats) / sizeof(struct igc_stats))
112#define IGC_RX_QUEUE_STATS_LEN \
113 (sizeof(struct igc_rx_queue_stats) / sizeof(u64))
114#define IGC_TX_QUEUE_STATS_LEN 3
115#define IGC_QUEUE_STATS_LEN \
116 ((((struct igc_adapter *)netdev_priv(netdev))->num_rx_queues * \
117 IGC_RX_QUEUE_STATS_LEN) + \
118 (((struct igc_adapter *)netdev_priv(netdev))->num_tx_queues * \
119 IGC_TX_QUEUE_STATS_LEN))
120#define IGC_STATS_LEN \
121 (IGC_GLOBAL_STATS_LEN + IGC_NETDEV_STATS_LEN + IGC_QUEUE_STATS_LEN)
122
123static const char igc_priv_flags_strings[][ETH_GSTRING_LEN] = {
124#define IGC_PRIV_FLAGS_LEGACY_RX BIT(0)
125 "legacy-rx",
126};
127
128#define IGC_PRIV_FLAGS_STR_LEN ARRAY_SIZE(igc_priv_flags_strings)
129
130static void igc_ethtool_get_drvinfo(struct net_device *netdev,
131 struct ethtool_drvinfo *drvinfo)
132{
133 struct igc_adapter *adapter = netdev_priv(netdev);
134 struct igc_hw *hw = &adapter->hw;
135 u16 nvm_version = 0;
136 u16 gphy_version;
137
138 strscpy(drvinfo->driver, igc_driver_name, sizeof(drvinfo->driver));
139
140
141 hw->nvm.ops.read(hw, IGC_NVM_DEV_STARTER, 1, &nvm_version);
142
143
144 gphy_version = igc_read_phy_fw_version(hw);
145
146 scnprintf(adapter->fw_version,
147 sizeof(adapter->fw_version),
148 "%x:%x",
149 nvm_version,
150 gphy_version);
151
152 strscpy(drvinfo->fw_version, adapter->fw_version,
153 sizeof(drvinfo->fw_version));
154
155 strscpy(drvinfo->bus_info, pci_name(adapter->pdev),
156 sizeof(drvinfo->bus_info));
157
158 drvinfo->n_priv_flags = IGC_PRIV_FLAGS_STR_LEN;
159}
160
161static int igc_ethtool_get_regs_len(struct net_device *netdev)
162{
163 return IGC_REGS_LEN * sizeof(u32);
164}
165
166static void igc_ethtool_get_regs(struct net_device *netdev,
167 struct ethtool_regs *regs, void *p)
168{
169 struct igc_adapter *adapter = netdev_priv(netdev);
170 struct igc_hw *hw = &adapter->hw;
171 u32 *regs_buff = p;
172 u8 i;
173
174 memset(p, 0, IGC_REGS_LEN * sizeof(u32));
175
176 regs->version = (2u << 24) | (hw->revision_id << 16) | hw->device_id;
177
178
179 regs_buff[0] = rd32(IGC_CTRL);
180 regs_buff[1] = rd32(IGC_STATUS);
181 regs_buff[2] = rd32(IGC_CTRL_EXT);
182 regs_buff[3] = rd32(IGC_MDIC);
183 regs_buff[4] = rd32(IGC_CONNSW);
184
185
186 regs_buff[5] = rd32(IGC_EECD);
187
188
189
190
191
192 regs_buff[6] = rd32(IGC_EICS);
193 regs_buff[7] = rd32(IGC_EICS);
194 regs_buff[8] = rd32(IGC_EIMS);
195 regs_buff[9] = rd32(IGC_EIMC);
196 regs_buff[10] = rd32(IGC_EIAC);
197 regs_buff[11] = rd32(IGC_EIAM);
198
199
200
201 regs_buff[12] = rd32(IGC_ICS);
202 regs_buff[13] = rd32(IGC_ICS);
203 regs_buff[14] = rd32(IGC_IMS);
204 regs_buff[15] = rd32(IGC_IMC);
205 regs_buff[16] = rd32(IGC_IAC);
206 regs_buff[17] = rd32(IGC_IAM);
207
208
209 regs_buff[18] = rd32(IGC_FCAL);
210 regs_buff[19] = rd32(IGC_FCAH);
211 regs_buff[20] = rd32(IGC_FCTTV);
212 regs_buff[21] = rd32(IGC_FCRTL);
213 regs_buff[22] = rd32(IGC_FCRTH);
214 regs_buff[23] = rd32(IGC_FCRTV);
215
216
217 regs_buff[24] = rd32(IGC_RCTL);
218 regs_buff[25] = rd32(IGC_RXCSUM);
219 regs_buff[26] = rd32(IGC_RLPML);
220 regs_buff[27] = rd32(IGC_RFCTL);
221
222
223 regs_buff[28] = rd32(IGC_TCTL);
224 regs_buff[29] = rd32(IGC_TIPG);
225
226
227
228
229
230
231 regs_buff[30] = adapter->stats.crcerrs;
232 regs_buff[31] = adapter->stats.algnerrc;
233 regs_buff[32] = adapter->stats.symerrs;
234 regs_buff[33] = adapter->stats.rxerrc;
235 regs_buff[34] = adapter->stats.mpc;
236 regs_buff[35] = adapter->stats.scc;
237 regs_buff[36] = adapter->stats.ecol;
238 regs_buff[37] = adapter->stats.mcc;
239 regs_buff[38] = adapter->stats.latecol;
240 regs_buff[39] = adapter->stats.colc;
241 regs_buff[40] = adapter->stats.dc;
242 regs_buff[41] = adapter->stats.tncrs;
243 regs_buff[42] = adapter->stats.sec;
244 regs_buff[43] = adapter->stats.htdpmc;
245 regs_buff[44] = adapter->stats.rlec;
246 regs_buff[45] = adapter->stats.xonrxc;
247 regs_buff[46] = adapter->stats.xontxc;
248 regs_buff[47] = adapter->stats.xoffrxc;
249 regs_buff[48] = adapter->stats.xofftxc;
250 regs_buff[49] = adapter->stats.fcruc;
251 regs_buff[50] = adapter->stats.prc64;
252 regs_buff[51] = adapter->stats.prc127;
253 regs_buff[52] = adapter->stats.prc255;
254 regs_buff[53] = adapter->stats.prc511;
255 regs_buff[54] = adapter->stats.prc1023;
256 regs_buff[55] = adapter->stats.prc1522;
257 regs_buff[56] = adapter->stats.gprc;
258 regs_buff[57] = adapter->stats.bprc;
259 regs_buff[58] = adapter->stats.mprc;
260 regs_buff[59] = adapter->stats.gptc;
261 regs_buff[60] = adapter->stats.gorc;
262 regs_buff[61] = adapter->stats.gotc;
263 regs_buff[62] = adapter->stats.rnbc;
264 regs_buff[63] = adapter->stats.ruc;
265 regs_buff[64] = adapter->stats.rfc;
266 regs_buff[65] = adapter->stats.roc;
267 regs_buff[66] = adapter->stats.rjc;
268 regs_buff[67] = adapter->stats.mgprc;
269 regs_buff[68] = adapter->stats.mgpdc;
270 regs_buff[69] = adapter->stats.mgptc;
271 regs_buff[70] = adapter->stats.tor;
272 regs_buff[71] = adapter->stats.tot;
273 regs_buff[72] = adapter->stats.tpr;
274 regs_buff[73] = adapter->stats.tpt;
275 regs_buff[74] = adapter->stats.ptc64;
276 regs_buff[75] = adapter->stats.ptc127;
277 regs_buff[76] = adapter->stats.ptc255;
278 regs_buff[77] = adapter->stats.ptc511;
279 regs_buff[78] = adapter->stats.ptc1023;
280 regs_buff[79] = adapter->stats.ptc1522;
281 regs_buff[80] = adapter->stats.mptc;
282 regs_buff[81] = adapter->stats.bptc;
283 regs_buff[82] = adapter->stats.tsctc;
284 regs_buff[83] = adapter->stats.iac;
285 regs_buff[84] = adapter->stats.rpthc;
286 regs_buff[85] = adapter->stats.hgptc;
287 regs_buff[86] = adapter->stats.hgorc;
288 regs_buff[87] = adapter->stats.hgotc;
289 regs_buff[88] = adapter->stats.lenerrs;
290 regs_buff[89] = adapter->stats.scvpc;
291 regs_buff[90] = adapter->stats.hrmpc;
292
293 for (i = 0; i < 4; i++)
294 regs_buff[91 + i] = rd32(IGC_SRRCTL(i));
295 for (i = 0; i < 4; i++)
296 regs_buff[95 + i] = rd32(IGC_PSRTYPE(i));
297 for (i = 0; i < 4; i++)
298 regs_buff[99 + i] = rd32(IGC_RDBAL(i));
299 for (i = 0; i < 4; i++)
300 regs_buff[103 + i] = rd32(IGC_RDBAH(i));
301 for (i = 0; i < 4; i++)
302 regs_buff[107 + i] = rd32(IGC_RDLEN(i));
303 for (i = 0; i < 4; i++)
304 regs_buff[111 + i] = rd32(IGC_RDH(i));
305 for (i = 0; i < 4; i++)
306 regs_buff[115 + i] = rd32(IGC_RDT(i));
307 for (i = 0; i < 4; i++)
308 regs_buff[119 + i] = rd32(IGC_RXDCTL(i));
309
310 for (i = 0; i < 10; i++)
311 regs_buff[123 + i] = rd32(IGC_EITR(i));
312 for (i = 0; i < 16; i++)
313 regs_buff[139 + i] = rd32(IGC_RAL(i));
314 for (i = 0; i < 16; i++)
315 regs_buff[145 + i] = rd32(IGC_RAH(i));
316
317 for (i = 0; i < 4; i++)
318 regs_buff[149 + i] = rd32(IGC_TDBAL(i));
319 for (i = 0; i < 4; i++)
320 regs_buff[152 + i] = rd32(IGC_TDBAH(i));
321 for (i = 0; i < 4; i++)
322 regs_buff[156 + i] = rd32(IGC_TDLEN(i));
323 for (i = 0; i < 4; i++)
324 regs_buff[160 + i] = rd32(IGC_TDH(i));
325 for (i = 0; i < 4; i++)
326 regs_buff[164 + i] = rd32(IGC_TDT(i));
327 for (i = 0; i < 4; i++)
328 regs_buff[168 + i] = rd32(IGC_TXDCTL(i));
329
330
331
332
333
334 for (i = 0; i < 16; i++)
335 regs_buff[172 + i] = rd32(IGC_RAL(i));
336 for (i = 0; i < 16; i++)
337 regs_buff[188 + i] = rd32(IGC_RAH(i));
338
339 regs_buff[204] = rd32(IGC_VLANPQF);
340
341 for (i = 0; i < 8; i++)
342 regs_buff[205 + i] = rd32(IGC_ETQF(i));
343
344 regs_buff[213] = adapter->stats.tlpic;
345 regs_buff[214] = adapter->stats.rlpic;
346}
347
348static void igc_ethtool_get_wol(struct net_device *netdev,
349 struct ethtool_wolinfo *wol)
350{
351 struct igc_adapter *adapter = netdev_priv(netdev);
352
353 wol->wolopts = 0;
354
355 if (!(adapter->flags & IGC_FLAG_WOL_SUPPORTED))
356 return;
357
358 wol->supported = WAKE_UCAST | WAKE_MCAST |
359 WAKE_BCAST | WAKE_MAGIC |
360 WAKE_PHY;
361
362
363 switch (adapter->hw.device_id) {
364 default:
365 break;
366 }
367
368 if (adapter->wol & IGC_WUFC_EX)
369 wol->wolopts |= WAKE_UCAST;
370 if (adapter->wol & IGC_WUFC_MC)
371 wol->wolopts |= WAKE_MCAST;
372 if (adapter->wol & IGC_WUFC_BC)
373 wol->wolopts |= WAKE_BCAST;
374 if (adapter->wol & IGC_WUFC_MAG)
375 wol->wolopts |= WAKE_MAGIC;
376 if (adapter->wol & IGC_WUFC_LNKC)
377 wol->wolopts |= WAKE_PHY;
378}
379
380static int igc_ethtool_set_wol(struct net_device *netdev,
381 struct ethtool_wolinfo *wol)
382{
383 struct igc_adapter *adapter = netdev_priv(netdev);
384
385 if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE | WAKE_FILTER))
386 return -EOPNOTSUPP;
387
388 if (!(adapter->flags & IGC_FLAG_WOL_SUPPORTED))
389 return wol->wolopts ? -EOPNOTSUPP : 0;
390
391
392 adapter->wol = 0;
393
394 if (wol->wolopts & WAKE_UCAST)
395 adapter->wol |= IGC_WUFC_EX;
396 if (wol->wolopts & WAKE_MCAST)
397 adapter->wol |= IGC_WUFC_MC;
398 if (wol->wolopts & WAKE_BCAST)
399 adapter->wol |= IGC_WUFC_BC;
400 if (wol->wolopts & WAKE_MAGIC)
401 adapter->wol |= IGC_WUFC_MAG;
402 if (wol->wolopts & WAKE_PHY)
403 adapter->wol |= IGC_WUFC_LNKC;
404 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
405
406 return 0;
407}
408
409static u32 igc_ethtool_get_msglevel(struct net_device *netdev)
410{
411 struct igc_adapter *adapter = netdev_priv(netdev);
412
413 return adapter->msg_enable;
414}
415
416static void igc_ethtool_set_msglevel(struct net_device *netdev, u32 data)
417{
418 struct igc_adapter *adapter = netdev_priv(netdev);
419
420 adapter->msg_enable = data;
421}
422
423static int igc_ethtool_nway_reset(struct net_device *netdev)
424{
425 struct igc_adapter *adapter = netdev_priv(netdev);
426
427 if (netif_running(netdev))
428 igc_reinit_locked(adapter);
429 return 0;
430}
431
432static u32 igc_ethtool_get_link(struct net_device *netdev)
433{
434 struct igc_adapter *adapter = netdev_priv(netdev);
435 struct igc_mac_info *mac = &adapter->hw.mac;
436
437
438
439
440
441
442
443 if (!netif_carrier_ok(netdev))
444 mac->get_link_status = 1;
445
446 return igc_has_link(adapter);
447}
448
449static int igc_ethtool_get_eeprom_len(struct net_device *netdev)
450{
451 struct igc_adapter *adapter = netdev_priv(netdev);
452
453 return adapter->hw.nvm.word_size * 2;
454}
455
456static int igc_ethtool_get_eeprom(struct net_device *netdev,
457 struct ethtool_eeprom *eeprom, u8 *bytes)
458{
459 struct igc_adapter *adapter = netdev_priv(netdev);
460 struct igc_hw *hw = &adapter->hw;
461 int first_word, last_word;
462 u16 *eeprom_buff;
463 int ret_val = 0;
464 u16 i;
465
466 if (eeprom->len == 0)
467 return -EINVAL;
468
469 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
470
471 first_word = eeprom->offset >> 1;
472 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
473
474 eeprom_buff = kmalloc_array(last_word - first_word + 1, sizeof(u16),
475 GFP_KERNEL);
476 if (!eeprom_buff)
477 return -ENOMEM;
478
479 if (hw->nvm.type == igc_nvm_eeprom_spi) {
480 ret_val = hw->nvm.ops.read(hw, first_word,
481 last_word - first_word + 1,
482 eeprom_buff);
483 } else {
484 for (i = 0; i < last_word - first_word + 1; i++) {
485 ret_val = hw->nvm.ops.read(hw, first_word + i, 1,
486 &eeprom_buff[i]);
487 if (ret_val)
488 break;
489 }
490 }
491
492
493 for (i = 0; i < last_word - first_word + 1; i++)
494 le16_to_cpus(&eeprom_buff[i]);
495
496 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1),
497 eeprom->len);
498 kfree(eeprom_buff);
499
500 return ret_val;
501}
502
503static int igc_ethtool_set_eeprom(struct net_device *netdev,
504 struct ethtool_eeprom *eeprom, u8 *bytes)
505{
506 struct igc_adapter *adapter = netdev_priv(netdev);
507 struct igc_hw *hw = &adapter->hw;
508 int max_len, first_word, last_word, ret_val = 0;
509 u16 *eeprom_buff;
510 void *ptr;
511 u16 i;
512
513 if (eeprom->len == 0)
514 return -EOPNOTSUPP;
515
516 if (hw->mac.type >= igc_i225 &&
517 !igc_get_flash_presence_i225(hw)) {
518 return -EOPNOTSUPP;
519 }
520
521 if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
522 return -EFAULT;
523
524 max_len = hw->nvm.word_size * 2;
525
526 first_word = eeprom->offset >> 1;
527 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
528 eeprom_buff = kmalloc(max_len, GFP_KERNEL);
529 if (!eeprom_buff)
530 return -ENOMEM;
531
532 ptr = (void *)eeprom_buff;
533
534 if (eeprom->offset & 1) {
535
536
537
538 ret_val = hw->nvm.ops.read(hw, first_word, 1,
539 &eeprom_buff[0]);
540 ptr++;
541 }
542 if (((eeprom->offset + eeprom->len) & 1) && ret_val == 0) {
543
544
545
546 ret_val = hw->nvm.ops.read(hw, last_word, 1,
547 &eeprom_buff[last_word - first_word]);
548 }
549
550
551 for (i = 0; i < last_word - first_word + 1; i++)
552 le16_to_cpus(&eeprom_buff[i]);
553
554 memcpy(ptr, bytes, eeprom->len);
555
556 for (i = 0; i < last_word - first_word + 1; i++)
557 cpu_to_le16s(&eeprom_buff[i]);
558
559 ret_val = hw->nvm.ops.write(hw, first_word,
560 last_word - first_word + 1, eeprom_buff);
561
562
563 if (ret_val == 0)
564 hw->nvm.ops.update(hw);
565
566 kfree(eeprom_buff);
567 return ret_val;
568}
569
570static void igc_ethtool_get_ringparam(struct net_device *netdev,
571 struct ethtool_ringparam *ring)
572{
573 struct igc_adapter *adapter = netdev_priv(netdev);
574
575 ring->rx_max_pending = IGC_MAX_RXD;
576 ring->tx_max_pending = IGC_MAX_TXD;
577 ring->rx_pending = adapter->rx_ring_count;
578 ring->tx_pending = adapter->tx_ring_count;
579}
580
581static int igc_ethtool_set_ringparam(struct net_device *netdev,
582 struct ethtool_ringparam *ring)
583{
584 struct igc_adapter *adapter = netdev_priv(netdev);
585 struct igc_ring *temp_ring;
586 u16 new_rx_count, new_tx_count;
587 int i, err = 0;
588
589 if (ring->rx_mini_pending || ring->rx_jumbo_pending)
590 return -EINVAL;
591
592 new_rx_count = min_t(u32, ring->rx_pending, IGC_MAX_RXD);
593 new_rx_count = max_t(u16, new_rx_count, IGC_MIN_RXD);
594 new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE);
595
596 new_tx_count = min_t(u32, ring->tx_pending, IGC_MAX_TXD);
597 new_tx_count = max_t(u16, new_tx_count, IGC_MIN_TXD);
598 new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE);
599
600 if (new_tx_count == adapter->tx_ring_count &&
601 new_rx_count == adapter->rx_ring_count) {
602
603 return 0;
604 }
605
606 while (test_and_set_bit(__IGC_RESETTING, &adapter->state))
607 usleep_range(1000, 2000);
608
609 if (!netif_running(adapter->netdev)) {
610 for (i = 0; i < adapter->num_tx_queues; i++)
611 adapter->tx_ring[i]->count = new_tx_count;
612 for (i = 0; i < adapter->num_rx_queues; i++)
613 adapter->rx_ring[i]->count = new_rx_count;
614 adapter->tx_ring_count = new_tx_count;
615 adapter->rx_ring_count = new_rx_count;
616 goto clear_reset;
617 }
618
619 if (adapter->num_tx_queues > adapter->num_rx_queues)
620 temp_ring = vmalloc(array_size(sizeof(struct igc_ring),
621 adapter->num_tx_queues));
622 else
623 temp_ring = vmalloc(array_size(sizeof(struct igc_ring),
624 adapter->num_rx_queues));
625
626 if (!temp_ring) {
627 err = -ENOMEM;
628 goto clear_reset;
629 }
630
631 igc_down(adapter);
632
633
634
635
636
637 if (new_tx_count != adapter->tx_ring_count) {
638 for (i = 0; i < adapter->num_tx_queues; i++) {
639 memcpy(&temp_ring[i], adapter->tx_ring[i],
640 sizeof(struct igc_ring));
641
642 temp_ring[i].count = new_tx_count;
643 err = igc_setup_tx_resources(&temp_ring[i]);
644 if (err) {
645 while (i) {
646 i--;
647 igc_free_tx_resources(&temp_ring[i]);
648 }
649 goto err_setup;
650 }
651 }
652
653 for (i = 0; i < adapter->num_tx_queues; i++) {
654 igc_free_tx_resources(adapter->tx_ring[i]);
655
656 memcpy(adapter->tx_ring[i], &temp_ring[i],
657 sizeof(struct igc_ring));
658 }
659
660 adapter->tx_ring_count = new_tx_count;
661 }
662
663 if (new_rx_count != adapter->rx_ring_count) {
664 for (i = 0; i < adapter->num_rx_queues; i++) {
665 memcpy(&temp_ring[i], adapter->rx_ring[i],
666 sizeof(struct igc_ring));
667
668 temp_ring[i].count = new_rx_count;
669 err = igc_setup_rx_resources(&temp_ring[i]);
670 if (err) {
671 while (i) {
672 i--;
673 igc_free_rx_resources(&temp_ring[i]);
674 }
675 goto err_setup;
676 }
677 }
678
679 for (i = 0; i < adapter->num_rx_queues; i++) {
680 igc_free_rx_resources(adapter->rx_ring[i]);
681
682 memcpy(adapter->rx_ring[i], &temp_ring[i],
683 sizeof(struct igc_ring));
684 }
685
686 adapter->rx_ring_count = new_rx_count;
687 }
688err_setup:
689 igc_up(adapter);
690 vfree(temp_ring);
691clear_reset:
692 clear_bit(__IGC_RESETTING, &adapter->state);
693 return err;
694}
695
696static void igc_ethtool_get_pauseparam(struct net_device *netdev,
697 struct ethtool_pauseparam *pause)
698{
699 struct igc_adapter *adapter = netdev_priv(netdev);
700 struct igc_hw *hw = &adapter->hw;
701
702 pause->autoneg =
703 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
704
705 if (hw->fc.current_mode == igc_fc_rx_pause) {
706 pause->rx_pause = 1;
707 } else if (hw->fc.current_mode == igc_fc_tx_pause) {
708 pause->tx_pause = 1;
709 } else if (hw->fc.current_mode == igc_fc_full) {
710 pause->rx_pause = 1;
711 pause->tx_pause = 1;
712 }
713}
714
715static int igc_ethtool_set_pauseparam(struct net_device *netdev,
716 struct ethtool_pauseparam *pause)
717{
718 struct igc_adapter *adapter = netdev_priv(netdev);
719 struct igc_hw *hw = &adapter->hw;
720 int retval = 0;
721
722 adapter->fc_autoneg = pause->autoneg;
723
724 while (test_and_set_bit(__IGC_RESETTING, &adapter->state))
725 usleep_range(1000, 2000);
726
727 if (adapter->fc_autoneg == AUTONEG_ENABLE) {
728 hw->fc.requested_mode = igc_fc_default;
729 if (netif_running(adapter->netdev)) {
730 igc_down(adapter);
731 igc_up(adapter);
732 } else {
733 igc_reset(adapter);
734 }
735 } else {
736 if (pause->rx_pause && pause->tx_pause)
737 hw->fc.requested_mode = igc_fc_full;
738 else if (pause->rx_pause && !pause->tx_pause)
739 hw->fc.requested_mode = igc_fc_rx_pause;
740 else if (!pause->rx_pause && pause->tx_pause)
741 hw->fc.requested_mode = igc_fc_tx_pause;
742 else if (!pause->rx_pause && !pause->tx_pause)
743 hw->fc.requested_mode = igc_fc_none;
744
745 hw->fc.current_mode = hw->fc.requested_mode;
746
747 retval = ((hw->phy.media_type == igc_media_type_copper) ?
748 igc_force_mac_fc(hw) : igc_setup_link(hw));
749 }
750
751 clear_bit(__IGC_RESETTING, &adapter->state);
752 return retval;
753}
754
755static void igc_ethtool_get_strings(struct net_device *netdev, u32 stringset,
756 u8 *data)
757{
758 struct igc_adapter *adapter = netdev_priv(netdev);
759 u8 *p = data;
760 int i;
761
762 switch (stringset) {
763 case ETH_SS_TEST:
764 memcpy(data, *igc_gstrings_test,
765 IGC_TEST_LEN * ETH_GSTRING_LEN);
766 break;
767 case ETH_SS_STATS:
768 for (i = 0; i < IGC_GLOBAL_STATS_LEN; i++)
769 ethtool_sprintf(&p, igc_gstrings_stats[i].stat_string);
770 for (i = 0; i < IGC_NETDEV_STATS_LEN; i++)
771 ethtool_sprintf(&p,
772 igc_gstrings_net_stats[i].stat_string);
773 for (i = 0; i < adapter->num_tx_queues; i++) {
774 ethtool_sprintf(&p, "tx_queue_%u_packets", i);
775 ethtool_sprintf(&p, "tx_queue_%u_bytes", i);
776 ethtool_sprintf(&p, "tx_queue_%u_restart", i);
777 }
778 for (i = 0; i < adapter->num_rx_queues; i++) {
779 ethtool_sprintf(&p, "rx_queue_%u_packets", i);
780 ethtool_sprintf(&p, "rx_queue_%u_bytes", i);
781 ethtool_sprintf(&p, "rx_queue_%u_drops", i);
782 ethtool_sprintf(&p, "rx_queue_%u_csum_err", i);
783 ethtool_sprintf(&p, "rx_queue_%u_alloc_failed", i);
784 }
785
786 break;
787 case ETH_SS_PRIV_FLAGS:
788 memcpy(data, igc_priv_flags_strings,
789 IGC_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN);
790 break;
791 }
792}
793
794static int igc_ethtool_get_sset_count(struct net_device *netdev, int sset)
795{
796 switch (sset) {
797 case ETH_SS_STATS:
798 return IGC_STATS_LEN;
799 case ETH_SS_TEST:
800 return IGC_TEST_LEN;
801 case ETH_SS_PRIV_FLAGS:
802 return IGC_PRIV_FLAGS_STR_LEN;
803 default:
804 return -ENOTSUPP;
805 }
806}
807
808static void igc_ethtool_get_stats(struct net_device *netdev,
809 struct ethtool_stats *stats, u64 *data)
810{
811 struct igc_adapter *adapter = netdev_priv(netdev);
812 struct rtnl_link_stats64 *net_stats = &adapter->stats64;
813 unsigned int start;
814 struct igc_ring *ring;
815 int i, j;
816 char *p;
817
818 spin_lock(&adapter->stats64_lock);
819 igc_update_stats(adapter);
820
821 for (i = 0; i < IGC_GLOBAL_STATS_LEN; i++) {
822 p = (char *)adapter + igc_gstrings_stats[i].stat_offset;
823 data[i] = (igc_gstrings_stats[i].sizeof_stat ==
824 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
825 }
826 for (j = 0; j < IGC_NETDEV_STATS_LEN; j++, i++) {
827 p = (char *)net_stats + igc_gstrings_net_stats[j].stat_offset;
828 data[i] = (igc_gstrings_net_stats[j].sizeof_stat ==
829 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
830 }
831 for (j = 0; j < adapter->num_tx_queues; j++) {
832 u64 restart2;
833
834 ring = adapter->tx_ring[j];
835 do {
836 start = u64_stats_fetch_begin_irq(&ring->tx_syncp);
837 data[i] = ring->tx_stats.packets;
838 data[i + 1] = ring->tx_stats.bytes;
839 data[i + 2] = ring->tx_stats.restart_queue;
840 } while (u64_stats_fetch_retry_irq(&ring->tx_syncp, start));
841 do {
842 start = u64_stats_fetch_begin_irq(&ring->tx_syncp2);
843 restart2 = ring->tx_stats.restart_queue2;
844 } while (u64_stats_fetch_retry_irq(&ring->tx_syncp2, start));
845 data[i + 2] += restart2;
846
847 i += IGC_TX_QUEUE_STATS_LEN;
848 }
849 for (j = 0; j < adapter->num_rx_queues; j++) {
850 ring = adapter->rx_ring[j];
851 do {
852 start = u64_stats_fetch_begin_irq(&ring->rx_syncp);
853 data[i] = ring->rx_stats.packets;
854 data[i + 1] = ring->rx_stats.bytes;
855 data[i + 2] = ring->rx_stats.drops;
856 data[i + 3] = ring->rx_stats.csum_err;
857 data[i + 4] = ring->rx_stats.alloc_failed;
858 } while (u64_stats_fetch_retry_irq(&ring->rx_syncp, start));
859 i += IGC_RX_QUEUE_STATS_LEN;
860 }
861 spin_unlock(&adapter->stats64_lock);
862}
863
864static int igc_ethtool_get_coalesce(struct net_device *netdev,
865 struct ethtool_coalesce *ec,
866 struct kernel_ethtool_coalesce *kernel_coal,
867 struct netlink_ext_ack *extack)
868{
869 struct igc_adapter *adapter = netdev_priv(netdev);
870
871 if (adapter->rx_itr_setting <= 3)
872 ec->rx_coalesce_usecs = adapter->rx_itr_setting;
873 else
874 ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2;
875
876 if (!(adapter->flags & IGC_FLAG_QUEUE_PAIRS)) {
877 if (adapter->tx_itr_setting <= 3)
878 ec->tx_coalesce_usecs = adapter->tx_itr_setting;
879 else
880 ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2;
881 }
882
883 return 0;
884}
885
886static int igc_ethtool_set_coalesce(struct net_device *netdev,
887 struct ethtool_coalesce *ec,
888 struct kernel_ethtool_coalesce *kernel_coal,
889 struct netlink_ext_ack *extack)
890{
891 struct igc_adapter *adapter = netdev_priv(netdev);
892 int i;
893
894 if (ec->rx_coalesce_usecs > IGC_MAX_ITR_USECS ||
895 (ec->rx_coalesce_usecs > 3 &&
896 ec->rx_coalesce_usecs < IGC_MIN_ITR_USECS) ||
897 ec->rx_coalesce_usecs == 2)
898 return -EINVAL;
899
900 if (ec->tx_coalesce_usecs > IGC_MAX_ITR_USECS ||
901 (ec->tx_coalesce_usecs > 3 &&
902 ec->tx_coalesce_usecs < IGC_MIN_ITR_USECS) ||
903 ec->tx_coalesce_usecs == 2)
904 return -EINVAL;
905
906 if ((adapter->flags & IGC_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs)
907 return -EINVAL;
908
909
910 if (ec->rx_coalesce_usecs == 0) {
911 if (adapter->flags & IGC_FLAG_DMAC)
912 adapter->flags &= ~IGC_FLAG_DMAC;
913 }
914
915
916 if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3)
917 adapter->rx_itr_setting = ec->rx_coalesce_usecs;
918 else
919 adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2;
920
921
922 if (adapter->flags & IGC_FLAG_QUEUE_PAIRS)
923 adapter->tx_itr_setting = adapter->rx_itr_setting;
924 else if (ec->tx_coalesce_usecs && ec->tx_coalesce_usecs <= 3)
925 adapter->tx_itr_setting = ec->tx_coalesce_usecs;
926 else
927 adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2;
928
929 for (i = 0; i < adapter->num_q_vectors; i++) {
930 struct igc_q_vector *q_vector = adapter->q_vector[i];
931
932 q_vector->tx.work_limit = adapter->tx_work_limit;
933 if (q_vector->rx.ring)
934 q_vector->itr_val = adapter->rx_itr_setting;
935 else
936 q_vector->itr_val = adapter->tx_itr_setting;
937 if (q_vector->itr_val && q_vector->itr_val <= 3)
938 q_vector->itr_val = IGC_START_ITR;
939 q_vector->set_itr = 1;
940 }
941
942 return 0;
943}
944
945#define ETHER_TYPE_FULL_MASK ((__force __be16)~0)
946static int igc_ethtool_get_nfc_rule(struct igc_adapter *adapter,
947 struct ethtool_rxnfc *cmd)
948{
949 struct ethtool_rx_flow_spec *fsp = &cmd->fs;
950 struct igc_nfc_rule *rule = NULL;
951
952 cmd->data = IGC_MAX_RXNFC_RULES;
953
954 mutex_lock(&adapter->nfc_rule_lock);
955
956 rule = igc_get_nfc_rule(adapter, fsp->location);
957 if (!rule)
958 goto out;
959
960 fsp->flow_type = ETHER_FLOW;
961 fsp->ring_cookie = rule->action;
962
963 if (rule->filter.match_flags & IGC_FILTER_FLAG_ETHER_TYPE) {
964 fsp->h_u.ether_spec.h_proto = htons(rule->filter.etype);
965 fsp->m_u.ether_spec.h_proto = ETHER_TYPE_FULL_MASK;
966 }
967
968 if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_TCI) {
969 fsp->flow_type |= FLOW_EXT;
970 fsp->h_ext.vlan_tci = htons(rule->filter.vlan_tci);
971 fsp->m_ext.vlan_tci = htons(VLAN_PRIO_MASK);
972 }
973
974 if (rule->filter.match_flags & IGC_FILTER_FLAG_DST_MAC_ADDR) {
975 ether_addr_copy(fsp->h_u.ether_spec.h_dest,
976 rule->filter.dst_addr);
977 eth_broadcast_addr(fsp->m_u.ether_spec.h_dest);
978 }
979
980 if (rule->filter.match_flags & IGC_FILTER_FLAG_SRC_MAC_ADDR) {
981 ether_addr_copy(fsp->h_u.ether_spec.h_source,
982 rule->filter.src_addr);
983 eth_broadcast_addr(fsp->m_u.ether_spec.h_source);
984 }
985
986 if (rule->filter.match_flags & IGC_FILTER_FLAG_USER_DATA) {
987 fsp->flow_type |= FLOW_EXT;
988 memcpy(fsp->h_ext.data, rule->filter.user_data, sizeof(fsp->h_ext.data));
989 memcpy(fsp->m_ext.data, rule->filter.user_mask, sizeof(fsp->m_ext.data));
990 }
991
992 mutex_unlock(&adapter->nfc_rule_lock);
993 return 0;
994
995out:
996 mutex_unlock(&adapter->nfc_rule_lock);
997 return -EINVAL;
998}
999
1000static int igc_ethtool_get_nfc_rules(struct igc_adapter *adapter,
1001 struct ethtool_rxnfc *cmd,
1002 u32 *rule_locs)
1003{
1004 struct igc_nfc_rule *rule;
1005 int cnt = 0;
1006
1007 cmd->data = IGC_MAX_RXNFC_RULES;
1008
1009 mutex_lock(&adapter->nfc_rule_lock);
1010
1011 list_for_each_entry(rule, &adapter->nfc_rule_list, list) {
1012 if (cnt == cmd->rule_cnt) {
1013 mutex_unlock(&adapter->nfc_rule_lock);
1014 return -EMSGSIZE;
1015 }
1016 rule_locs[cnt] = rule->location;
1017 cnt++;
1018 }
1019
1020 mutex_unlock(&adapter->nfc_rule_lock);
1021
1022 cmd->rule_cnt = cnt;
1023
1024 return 0;
1025}
1026
1027static int igc_ethtool_get_rss_hash_opts(struct igc_adapter *adapter,
1028 struct ethtool_rxnfc *cmd)
1029{
1030 cmd->data = 0;
1031
1032
1033 switch (cmd->flow_type) {
1034 case TCP_V4_FLOW:
1035 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1036 fallthrough;
1037 case UDP_V4_FLOW:
1038 if (adapter->flags & IGC_FLAG_RSS_FIELD_IPV4_UDP)
1039 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1040 fallthrough;
1041 case SCTP_V4_FLOW:
1042 case AH_ESP_V4_FLOW:
1043 case AH_V4_FLOW:
1044 case ESP_V4_FLOW:
1045 case IPV4_FLOW:
1046 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
1047 break;
1048 case TCP_V6_FLOW:
1049 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1050 fallthrough;
1051 case UDP_V6_FLOW:
1052 if (adapter->flags & IGC_FLAG_RSS_FIELD_IPV6_UDP)
1053 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1054 fallthrough;
1055 case SCTP_V6_FLOW:
1056 case AH_ESP_V6_FLOW:
1057 case AH_V6_FLOW:
1058 case ESP_V6_FLOW:
1059 case IPV6_FLOW:
1060 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
1061 break;
1062 default:
1063 return -EINVAL;
1064 }
1065
1066 return 0;
1067}
1068
1069static int igc_ethtool_get_rxnfc(struct net_device *dev,
1070 struct ethtool_rxnfc *cmd, u32 *rule_locs)
1071{
1072 struct igc_adapter *adapter = netdev_priv(dev);
1073
1074 switch (cmd->cmd) {
1075 case ETHTOOL_GRXRINGS:
1076 cmd->data = adapter->num_rx_queues;
1077 return 0;
1078 case ETHTOOL_GRXCLSRLCNT:
1079 cmd->rule_cnt = adapter->nfc_rule_count;
1080 return 0;
1081 case ETHTOOL_GRXCLSRULE:
1082 return igc_ethtool_get_nfc_rule(adapter, cmd);
1083 case ETHTOOL_GRXCLSRLALL:
1084 return igc_ethtool_get_nfc_rules(adapter, cmd, rule_locs);
1085 case ETHTOOL_GRXFH:
1086 return igc_ethtool_get_rss_hash_opts(adapter, cmd);
1087 default:
1088 return -EOPNOTSUPP;
1089 }
1090}
1091
1092#define UDP_RSS_FLAGS (IGC_FLAG_RSS_FIELD_IPV4_UDP | \
1093 IGC_FLAG_RSS_FIELD_IPV6_UDP)
1094static int igc_ethtool_set_rss_hash_opt(struct igc_adapter *adapter,
1095 struct ethtool_rxnfc *nfc)
1096{
1097 u32 flags = adapter->flags;
1098
1099
1100
1101
1102 if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
1103 RXH_L4_B_0_1 | RXH_L4_B_2_3))
1104 return -EINVAL;
1105
1106 switch (nfc->flow_type) {
1107 case TCP_V4_FLOW:
1108 case TCP_V6_FLOW:
1109 if (!(nfc->data & RXH_IP_SRC) ||
1110 !(nfc->data & RXH_IP_DST) ||
1111 !(nfc->data & RXH_L4_B_0_1) ||
1112 !(nfc->data & RXH_L4_B_2_3))
1113 return -EINVAL;
1114 break;
1115 case UDP_V4_FLOW:
1116 if (!(nfc->data & RXH_IP_SRC) ||
1117 !(nfc->data & RXH_IP_DST))
1118 return -EINVAL;
1119 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
1120 case 0:
1121 flags &= ~IGC_FLAG_RSS_FIELD_IPV4_UDP;
1122 break;
1123 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
1124 flags |= IGC_FLAG_RSS_FIELD_IPV4_UDP;
1125 break;
1126 default:
1127 return -EINVAL;
1128 }
1129 break;
1130 case UDP_V6_FLOW:
1131 if (!(nfc->data & RXH_IP_SRC) ||
1132 !(nfc->data & RXH_IP_DST))
1133 return -EINVAL;
1134 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
1135 case 0:
1136 flags &= ~IGC_FLAG_RSS_FIELD_IPV6_UDP;
1137 break;
1138 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
1139 flags |= IGC_FLAG_RSS_FIELD_IPV6_UDP;
1140 break;
1141 default:
1142 return -EINVAL;
1143 }
1144 break;
1145 case AH_ESP_V4_FLOW:
1146 case AH_V4_FLOW:
1147 case ESP_V4_FLOW:
1148 case SCTP_V4_FLOW:
1149 case AH_ESP_V6_FLOW:
1150 case AH_V6_FLOW:
1151 case ESP_V6_FLOW:
1152 case SCTP_V6_FLOW:
1153 if (!(nfc->data & RXH_IP_SRC) ||
1154 !(nfc->data & RXH_IP_DST) ||
1155 (nfc->data & RXH_L4_B_0_1) ||
1156 (nfc->data & RXH_L4_B_2_3))
1157 return -EINVAL;
1158 break;
1159 default:
1160 return -EINVAL;
1161 }
1162
1163
1164 if (flags != adapter->flags) {
1165 struct igc_hw *hw = &adapter->hw;
1166 u32 mrqc = rd32(IGC_MRQC);
1167
1168 if ((flags & UDP_RSS_FLAGS) &&
1169 !(adapter->flags & UDP_RSS_FLAGS))
1170 netdev_err(adapter->netdev,
1171 "Enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n");
1172
1173 adapter->flags = flags;
1174
1175
1176 mrqc |= IGC_MRQC_RSS_FIELD_IPV4 |
1177 IGC_MRQC_RSS_FIELD_IPV4_TCP |
1178 IGC_MRQC_RSS_FIELD_IPV6 |
1179 IGC_MRQC_RSS_FIELD_IPV6_TCP;
1180
1181 mrqc &= ~(IGC_MRQC_RSS_FIELD_IPV4_UDP |
1182 IGC_MRQC_RSS_FIELD_IPV6_UDP);
1183
1184 if (flags & IGC_FLAG_RSS_FIELD_IPV4_UDP)
1185 mrqc |= IGC_MRQC_RSS_FIELD_IPV4_UDP;
1186
1187 if (flags & IGC_FLAG_RSS_FIELD_IPV6_UDP)
1188 mrqc |= IGC_MRQC_RSS_FIELD_IPV6_UDP;
1189
1190 wr32(IGC_MRQC, mrqc);
1191 }
1192
1193 return 0;
1194}
1195
1196static void igc_ethtool_init_nfc_rule(struct igc_nfc_rule *rule,
1197 const struct ethtool_rx_flow_spec *fsp)
1198{
1199 INIT_LIST_HEAD(&rule->list);
1200
1201 rule->action = fsp->ring_cookie;
1202 rule->location = fsp->location;
1203
1204 if ((fsp->flow_type & FLOW_EXT) && fsp->m_ext.vlan_tci) {
1205 rule->filter.vlan_tci = ntohs(fsp->h_ext.vlan_tci);
1206 rule->filter.match_flags |= IGC_FILTER_FLAG_VLAN_TCI;
1207 }
1208
1209 if (fsp->m_u.ether_spec.h_proto == ETHER_TYPE_FULL_MASK) {
1210 rule->filter.etype = ntohs(fsp->h_u.ether_spec.h_proto);
1211 rule->filter.match_flags = IGC_FILTER_FLAG_ETHER_TYPE;
1212 }
1213
1214
1215
1216
1217 if (is_broadcast_ether_addr(fsp->m_u.ether_spec.h_source)) {
1218 rule->filter.match_flags |= IGC_FILTER_FLAG_SRC_MAC_ADDR;
1219 ether_addr_copy(rule->filter.src_addr,
1220 fsp->h_u.ether_spec.h_source);
1221 }
1222
1223 if (is_broadcast_ether_addr(fsp->m_u.ether_spec.h_dest)) {
1224 rule->filter.match_flags |= IGC_FILTER_FLAG_DST_MAC_ADDR;
1225 ether_addr_copy(rule->filter.dst_addr,
1226 fsp->h_u.ether_spec.h_dest);
1227 }
1228
1229
1230 if ((fsp->flow_type & FLOW_EXT) && fsp->h_ext.vlan_etype) {
1231 rule->filter.vlan_etype = fsp->h_ext.vlan_etype;
1232 rule->filter.match_flags |= IGC_FILTER_FLAG_VLAN_ETYPE;
1233 }
1234
1235
1236 if ((fsp->flow_type & FLOW_EXT) &&
1237 (fsp->h_ext.data[0] || fsp->h_ext.data[1])) {
1238 rule->filter.match_flags |= IGC_FILTER_FLAG_USER_DATA;
1239 memcpy(rule->filter.user_data, fsp->h_ext.data, sizeof(fsp->h_ext.data));
1240 memcpy(rule->filter.user_mask, fsp->m_ext.data, sizeof(fsp->m_ext.data));
1241 }
1242
1243
1244
1245
1246 if ((rule->filter.match_flags & IGC_FILTER_FLAG_USER_DATA) ||
1247 (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_ETYPE) ||
1248 (rule->filter.match_flags & (rule->filter.match_flags - 1)))
1249 rule->flex = true;
1250 else
1251 rule->flex = false;
1252}
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269static int igc_ethtool_check_nfc_rule(struct igc_adapter *adapter,
1270 struct igc_nfc_rule *rule)
1271{
1272 struct net_device *dev = adapter->netdev;
1273 u8 flags = rule->filter.match_flags;
1274 struct igc_nfc_rule *tmp;
1275
1276 if (!flags) {
1277 netdev_dbg(dev, "Rule with no match\n");
1278 return -EINVAL;
1279 }
1280
1281 list_for_each_entry(tmp, &adapter->nfc_rule_list, list) {
1282 if (!memcmp(&rule->filter, &tmp->filter,
1283 sizeof(rule->filter)) &&
1284 tmp->location != rule->location) {
1285 netdev_dbg(dev, "Rule already exists\n");
1286 return -EEXIST;
1287 }
1288 }
1289
1290 return 0;
1291}
1292
1293static int igc_ethtool_add_nfc_rule(struct igc_adapter *adapter,
1294 struct ethtool_rxnfc *cmd)
1295{
1296 struct net_device *netdev = adapter->netdev;
1297 struct ethtool_rx_flow_spec *fsp =
1298 (struct ethtool_rx_flow_spec *)&cmd->fs;
1299 struct igc_nfc_rule *rule, *old_rule;
1300 int err;
1301
1302 if (!(netdev->hw_features & NETIF_F_NTUPLE)) {
1303 netdev_dbg(netdev, "N-tuple filters disabled\n");
1304 return -EOPNOTSUPP;
1305 }
1306
1307 if ((fsp->flow_type & ~FLOW_EXT) != ETHER_FLOW) {
1308 netdev_dbg(netdev, "Only ethernet flow type is supported\n");
1309 return -EOPNOTSUPP;
1310 }
1311
1312 if (fsp->ring_cookie >= adapter->num_rx_queues) {
1313 netdev_dbg(netdev, "Invalid action\n");
1314 return -EINVAL;
1315 }
1316
1317 if (fsp->location >= IGC_MAX_RXNFC_RULES) {
1318 netdev_dbg(netdev, "Invalid location\n");
1319 return -EINVAL;
1320 }
1321
1322 rule = kzalloc(sizeof(*rule), GFP_KERNEL);
1323 if (!rule)
1324 return -ENOMEM;
1325
1326 igc_ethtool_init_nfc_rule(rule, fsp);
1327
1328 mutex_lock(&adapter->nfc_rule_lock);
1329
1330 err = igc_ethtool_check_nfc_rule(adapter, rule);
1331 if (err)
1332 goto err;
1333
1334 old_rule = igc_get_nfc_rule(adapter, fsp->location);
1335 if (old_rule)
1336 igc_del_nfc_rule(adapter, old_rule);
1337
1338 err = igc_add_nfc_rule(adapter, rule);
1339 if (err)
1340 goto err;
1341
1342 mutex_unlock(&adapter->nfc_rule_lock);
1343 return 0;
1344
1345err:
1346 mutex_unlock(&adapter->nfc_rule_lock);
1347 kfree(rule);
1348 return err;
1349}
1350
1351static int igc_ethtool_del_nfc_rule(struct igc_adapter *adapter,
1352 struct ethtool_rxnfc *cmd)
1353{
1354 struct ethtool_rx_flow_spec *fsp =
1355 (struct ethtool_rx_flow_spec *)&cmd->fs;
1356 struct igc_nfc_rule *rule;
1357
1358 mutex_lock(&adapter->nfc_rule_lock);
1359
1360 rule = igc_get_nfc_rule(adapter, fsp->location);
1361 if (!rule) {
1362 mutex_unlock(&adapter->nfc_rule_lock);
1363 return -EINVAL;
1364 }
1365
1366 igc_del_nfc_rule(adapter, rule);
1367
1368 mutex_unlock(&adapter->nfc_rule_lock);
1369 return 0;
1370}
1371
1372static int igc_ethtool_set_rxnfc(struct net_device *dev,
1373 struct ethtool_rxnfc *cmd)
1374{
1375 struct igc_adapter *adapter = netdev_priv(dev);
1376
1377 switch (cmd->cmd) {
1378 case ETHTOOL_SRXFH:
1379 return igc_ethtool_set_rss_hash_opt(adapter, cmd);
1380 case ETHTOOL_SRXCLSRLINS:
1381 return igc_ethtool_add_nfc_rule(adapter, cmd);
1382 case ETHTOOL_SRXCLSRLDEL:
1383 return igc_ethtool_del_nfc_rule(adapter, cmd);
1384 default:
1385 return -EOPNOTSUPP;
1386 }
1387}
1388
1389void igc_write_rss_indir_tbl(struct igc_adapter *adapter)
1390{
1391 struct igc_hw *hw = &adapter->hw;
1392 u32 reg = IGC_RETA(0);
1393 u32 shift = 0;
1394 int i = 0;
1395
1396 while (i < IGC_RETA_SIZE) {
1397 u32 val = 0;
1398 int j;
1399
1400 for (j = 3; j >= 0; j--) {
1401 val <<= 8;
1402 val |= adapter->rss_indir_tbl[i + j];
1403 }
1404
1405 wr32(reg, val << shift);
1406 reg += 4;
1407 i += 4;
1408 }
1409}
1410
1411static u32 igc_ethtool_get_rxfh_indir_size(struct net_device *netdev)
1412{
1413 return IGC_RETA_SIZE;
1414}
1415
1416static int igc_ethtool_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
1417 u8 *hfunc)
1418{
1419 struct igc_adapter *adapter = netdev_priv(netdev);
1420 int i;
1421
1422 if (hfunc)
1423 *hfunc = ETH_RSS_HASH_TOP;
1424 if (!indir)
1425 return 0;
1426 for (i = 0; i < IGC_RETA_SIZE; i++)
1427 indir[i] = adapter->rss_indir_tbl[i];
1428
1429 return 0;
1430}
1431
1432static int igc_ethtool_set_rxfh(struct net_device *netdev, const u32 *indir,
1433 const u8 *key, const u8 hfunc)
1434{
1435 struct igc_adapter *adapter = netdev_priv(netdev);
1436 u32 num_queues;
1437 int i;
1438
1439
1440 if (key ||
1441 (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP))
1442 return -EOPNOTSUPP;
1443 if (!indir)
1444 return 0;
1445
1446 num_queues = adapter->rss_queues;
1447
1448
1449 for (i = 0; i < IGC_RETA_SIZE; i++)
1450 if (indir[i] >= num_queues)
1451 return -EINVAL;
1452
1453 for (i = 0; i < IGC_RETA_SIZE; i++)
1454 adapter->rss_indir_tbl[i] = indir[i];
1455
1456 igc_write_rss_indir_tbl(adapter);
1457
1458 return 0;
1459}
1460
1461static void igc_ethtool_get_channels(struct net_device *netdev,
1462 struct ethtool_channels *ch)
1463{
1464 struct igc_adapter *adapter = netdev_priv(netdev);
1465
1466
1467 ch->max_combined = igc_get_max_rss_queues(adapter);
1468
1469
1470 if (adapter->flags & IGC_FLAG_HAS_MSIX) {
1471 ch->max_other = NON_Q_VECTORS;
1472 ch->other_count = NON_Q_VECTORS;
1473 }
1474
1475 ch->combined_count = adapter->rss_queues;
1476}
1477
1478static int igc_ethtool_set_channels(struct net_device *netdev,
1479 struct ethtool_channels *ch)
1480{
1481 struct igc_adapter *adapter = netdev_priv(netdev);
1482 unsigned int count = ch->combined_count;
1483 unsigned int max_combined = 0;
1484
1485
1486 if (!count || ch->rx_count || ch->tx_count)
1487 return -EINVAL;
1488
1489
1490 if (ch->other_count != NON_Q_VECTORS)
1491 return -EINVAL;
1492
1493
1494 max_combined = igc_get_max_rss_queues(adapter);
1495 if (count > max_combined)
1496 return -EINVAL;
1497
1498 if (count != adapter->rss_queues) {
1499 adapter->rss_queues = count;
1500 igc_set_flag_queue_pairs(adapter, max_combined);
1501
1502
1503
1504
1505 return igc_reinit_queues(adapter);
1506 }
1507
1508 return 0;
1509}
1510
1511static int igc_ethtool_get_ts_info(struct net_device *dev,
1512 struct ethtool_ts_info *info)
1513{
1514 struct igc_adapter *adapter = netdev_priv(dev);
1515
1516 if (adapter->ptp_clock)
1517 info->phc_index = ptp_clock_index(adapter->ptp_clock);
1518 else
1519 info->phc_index = -1;
1520
1521 switch (adapter->hw.mac.type) {
1522 case igc_i225:
1523 info->so_timestamping =
1524 SOF_TIMESTAMPING_TX_SOFTWARE |
1525 SOF_TIMESTAMPING_RX_SOFTWARE |
1526 SOF_TIMESTAMPING_SOFTWARE |
1527 SOF_TIMESTAMPING_TX_HARDWARE |
1528 SOF_TIMESTAMPING_RX_HARDWARE |
1529 SOF_TIMESTAMPING_RAW_HARDWARE;
1530
1531 info->tx_types =
1532 BIT(HWTSTAMP_TX_OFF) |
1533 BIT(HWTSTAMP_TX_ON);
1534
1535 info->rx_filters = BIT(HWTSTAMP_FILTER_NONE);
1536 info->rx_filters |= BIT(HWTSTAMP_FILTER_ALL);
1537
1538 return 0;
1539 default:
1540 return -EOPNOTSUPP;
1541 }
1542}
1543
1544static u32 igc_ethtool_get_priv_flags(struct net_device *netdev)
1545{
1546 struct igc_adapter *adapter = netdev_priv(netdev);
1547 u32 priv_flags = 0;
1548
1549 if (adapter->flags & IGC_FLAG_RX_LEGACY)
1550 priv_flags |= IGC_PRIV_FLAGS_LEGACY_RX;
1551
1552 return priv_flags;
1553}
1554
1555static int igc_ethtool_set_priv_flags(struct net_device *netdev, u32 priv_flags)
1556{
1557 struct igc_adapter *adapter = netdev_priv(netdev);
1558 unsigned int flags = adapter->flags;
1559
1560 flags &= ~IGC_FLAG_RX_LEGACY;
1561 if (priv_flags & IGC_PRIV_FLAGS_LEGACY_RX)
1562 flags |= IGC_FLAG_RX_LEGACY;
1563
1564 if (flags != adapter->flags) {
1565 adapter->flags = flags;
1566
1567
1568 if (netif_running(netdev))
1569 igc_reinit_locked(adapter);
1570 }
1571
1572 return 0;
1573}
1574
1575static int igc_ethtool_get_eee(struct net_device *netdev,
1576 struct ethtool_eee *edata)
1577{
1578 struct igc_adapter *adapter = netdev_priv(netdev);
1579 struct igc_hw *hw = &adapter->hw;
1580 u32 eeer;
1581
1582 if (hw->dev_spec._base.eee_enable)
1583 edata->advertised =
1584 mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert);
1585
1586 *edata = adapter->eee;
1587 edata->supported = SUPPORTED_Autoneg;
1588
1589 eeer = rd32(IGC_EEER);
1590
1591
1592 if (eeer & IGC_EEER_EEE_NEG)
1593 edata->eee_active = true;
1594
1595 if (eeer & IGC_EEER_TX_LPI_EN)
1596 edata->tx_lpi_enabled = true;
1597
1598 edata->eee_enabled = hw->dev_spec._base.eee_enable;
1599
1600 edata->advertised = SUPPORTED_Autoneg;
1601 edata->lp_advertised = SUPPORTED_Autoneg;
1602
1603
1604
1605
1606 if (adapter->link_duplex == HALF_DUPLEX) {
1607 edata->eee_enabled = false;
1608 edata->eee_active = false;
1609 edata->tx_lpi_enabled = false;
1610 edata->advertised &= ~edata->advertised;
1611 }
1612
1613 return 0;
1614}
1615
1616static int igc_ethtool_set_eee(struct net_device *netdev,
1617 struct ethtool_eee *edata)
1618{
1619 struct igc_adapter *adapter = netdev_priv(netdev);
1620 struct igc_hw *hw = &adapter->hw;
1621 struct ethtool_eee eee_curr;
1622 s32 ret_val;
1623
1624 memset(&eee_curr, 0, sizeof(struct ethtool_eee));
1625
1626 ret_val = igc_ethtool_get_eee(netdev, &eee_curr);
1627 if (ret_val) {
1628 netdev_err(netdev,
1629 "Problem setting EEE advertisement options\n");
1630 return -EINVAL;
1631 }
1632
1633 if (eee_curr.eee_enabled) {
1634 if (eee_curr.tx_lpi_enabled != edata->tx_lpi_enabled) {
1635 netdev_err(netdev,
1636 "Setting EEE tx-lpi is not supported\n");
1637 return -EINVAL;
1638 }
1639
1640
1641 if (edata->tx_lpi_timer) {
1642 netdev_err(netdev,
1643 "Setting EEE Tx LPI timer is not supported\n");
1644 return -EINVAL;
1645 }
1646 } else if (!edata->eee_enabled) {
1647 netdev_err(netdev,
1648 "Setting EEE options are not supported with EEE disabled\n");
1649 return -EINVAL;
1650 }
1651
1652 adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised);
1653 if (hw->dev_spec._base.eee_enable != edata->eee_enabled) {
1654 hw->dev_spec._base.eee_enable = edata->eee_enabled;
1655 adapter->flags |= IGC_FLAG_EEE;
1656
1657
1658 if (netif_running(netdev))
1659 igc_reinit_locked(adapter);
1660 else
1661 igc_reset(adapter);
1662 }
1663
1664 return 0;
1665}
1666
1667static int igc_ethtool_begin(struct net_device *netdev)
1668{
1669 struct igc_adapter *adapter = netdev_priv(netdev);
1670
1671 pm_runtime_get_sync(&adapter->pdev->dev);
1672 return 0;
1673}
1674
1675static void igc_ethtool_complete(struct net_device *netdev)
1676{
1677 struct igc_adapter *adapter = netdev_priv(netdev);
1678
1679 pm_runtime_put(&adapter->pdev->dev);
1680}
1681
1682static int igc_ethtool_get_link_ksettings(struct net_device *netdev,
1683 struct ethtool_link_ksettings *cmd)
1684{
1685 struct igc_adapter *adapter = netdev_priv(netdev);
1686 struct igc_hw *hw = &adapter->hw;
1687 u32 status;
1688 u32 speed;
1689
1690 ethtool_link_ksettings_zero_link_mode(cmd, supported);
1691 ethtool_link_ksettings_zero_link_mode(cmd, advertising);
1692
1693
1694 ethtool_link_ksettings_add_link_mode(cmd, supported, 10baseT_Half);
1695 ethtool_link_ksettings_add_link_mode(cmd, supported, 10baseT_Full);
1696 ethtool_link_ksettings_add_link_mode(cmd, supported, 100baseT_Half);
1697 ethtool_link_ksettings_add_link_mode(cmd, supported, 100baseT_Full);
1698 ethtool_link_ksettings_add_link_mode(cmd, supported, 1000baseT_Full);
1699 ethtool_link_ksettings_add_link_mode(cmd, supported, 2500baseT_Full);
1700
1701
1702 cmd->base.port = PORT_TP;
1703 cmd->base.phy_address = hw->phy.addr;
1704
1705
1706 if (hw->phy.autoneg_advertised & ADVERTISE_10_HALF)
1707 ethtool_link_ksettings_add_link_mode(cmd, advertising, 10baseT_Half);
1708 if (hw->phy.autoneg_advertised & ADVERTISE_10_FULL)
1709 ethtool_link_ksettings_add_link_mode(cmd, advertising, 10baseT_Full);
1710 if (hw->phy.autoneg_advertised & ADVERTISE_100_HALF)
1711 ethtool_link_ksettings_add_link_mode(cmd, advertising, 100baseT_Half);
1712 if (hw->phy.autoneg_advertised & ADVERTISE_100_FULL)
1713 ethtool_link_ksettings_add_link_mode(cmd, advertising, 100baseT_Full);
1714 if (hw->phy.autoneg_advertised & ADVERTISE_1000_FULL)
1715 ethtool_link_ksettings_add_link_mode(cmd, advertising, 1000baseT_Full);
1716 if (hw->phy.autoneg_advertised & ADVERTISE_2500_FULL)
1717 ethtool_link_ksettings_add_link_mode(cmd, advertising, 2500baseT_Full);
1718
1719
1720 if (hw->mac.autoneg == 1) {
1721 ethtool_link_ksettings_add_link_mode(cmd, supported, Autoneg);
1722 ethtool_link_ksettings_add_link_mode(cmd, advertising,
1723 Autoneg);
1724 }
1725
1726
1727 ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
1728
1729 switch (hw->fc.requested_mode) {
1730 case igc_fc_full:
1731 ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause);
1732 break;
1733 case igc_fc_rx_pause:
1734 ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause);
1735 ethtool_link_ksettings_add_link_mode(cmd, advertising,
1736 Asym_Pause);
1737 break;
1738 case igc_fc_tx_pause:
1739 ethtool_link_ksettings_add_link_mode(cmd, advertising,
1740 Asym_Pause);
1741 break;
1742 default:
1743 break;
1744 }
1745
1746 status = pm_runtime_suspended(&adapter->pdev->dev) ?
1747 0 : rd32(IGC_STATUS);
1748
1749 if (status & IGC_STATUS_LU) {
1750 if (status & IGC_STATUS_SPEED_1000) {
1751
1752
1753
1754
1755
1756 if (hw->mac.type == igc_i225 &&
1757 (status & IGC_STATUS_SPEED_2500)) {
1758 speed = SPEED_2500;
1759 } else {
1760 speed = SPEED_1000;
1761 }
1762 } else if (status & IGC_STATUS_SPEED_100) {
1763 speed = SPEED_100;
1764 } else {
1765 speed = SPEED_10;
1766 }
1767 if ((status & IGC_STATUS_FD) ||
1768 hw->phy.media_type != igc_media_type_copper)
1769 cmd->base.duplex = DUPLEX_FULL;
1770 else
1771 cmd->base.duplex = DUPLEX_HALF;
1772 } else {
1773 speed = SPEED_UNKNOWN;
1774 cmd->base.duplex = DUPLEX_UNKNOWN;
1775 }
1776 cmd->base.speed = speed;
1777 if (hw->mac.autoneg)
1778 cmd->base.autoneg = AUTONEG_ENABLE;
1779 else
1780 cmd->base.autoneg = AUTONEG_DISABLE;
1781
1782
1783 if (hw->phy.media_type == igc_media_type_copper)
1784 cmd->base.eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X :
1785 ETH_TP_MDI;
1786 else
1787 cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
1788
1789 if (hw->phy.mdix == AUTO_ALL_MODES)
1790 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
1791 else
1792 cmd->base.eth_tp_mdix_ctrl = hw->phy.mdix;
1793
1794 return 0;
1795}
1796
1797static int
1798igc_ethtool_set_link_ksettings(struct net_device *netdev,
1799 const struct ethtool_link_ksettings *cmd)
1800{
1801 struct igc_adapter *adapter = netdev_priv(netdev);
1802 struct net_device *dev = adapter->netdev;
1803 struct igc_hw *hw = &adapter->hw;
1804 u32 advertising;
1805
1806
1807
1808
1809 if (igc_check_reset_block(hw)) {
1810 netdev_err(dev, "Cannot change link characteristics when reset is active\n");
1811 return -EINVAL;
1812 }
1813
1814
1815
1816
1817
1818 if (cmd->base.eth_tp_mdix_ctrl) {
1819 if (cmd->base.eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO &&
1820 cmd->base.autoneg != AUTONEG_ENABLE) {
1821 netdev_err(dev, "Forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n");
1822 return -EINVAL;
1823 }
1824 }
1825
1826 while (test_and_set_bit(__IGC_RESETTING, &adapter->state))
1827 usleep_range(1000, 2000);
1828
1829 ethtool_convert_link_mode_to_legacy_u32(&advertising,
1830 cmd->link_modes.advertising);
1831
1832
1833
1834
1835 if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 2500baseT_Full))
1836 advertising |= ADVERTISE_2500_FULL;
1837
1838 if (cmd->base.autoneg == AUTONEG_ENABLE) {
1839 hw->mac.autoneg = 1;
1840 hw->phy.autoneg_advertised = advertising;
1841 if (adapter->fc_autoneg)
1842 hw->fc.requested_mode = igc_fc_default;
1843 } else {
1844 netdev_info(dev, "Force mode currently not supported\n");
1845 }
1846
1847
1848 if (cmd->base.eth_tp_mdix_ctrl) {
1849
1850
1851
1852 if (cmd->base.eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO)
1853 hw->phy.mdix = AUTO_ALL_MODES;
1854 else
1855 hw->phy.mdix = cmd->base.eth_tp_mdix_ctrl;
1856 }
1857
1858
1859 if (netif_running(adapter->netdev)) {
1860 igc_down(adapter);
1861 igc_up(adapter);
1862 } else {
1863 igc_reset(adapter);
1864 }
1865
1866 clear_bit(__IGC_RESETTING, &adapter->state);
1867
1868 return 0;
1869}
1870
1871static void igc_ethtool_diag_test(struct net_device *netdev,
1872 struct ethtool_test *eth_test, u64 *data)
1873{
1874 struct igc_adapter *adapter = netdev_priv(netdev);
1875 bool if_running = netif_running(netdev);
1876
1877 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1878 netdev_info(adapter->netdev, "Offline testing starting");
1879 set_bit(__IGC_TESTING, &adapter->state);
1880
1881
1882
1883
1884 if (!igc_link_test(adapter, &data[TEST_LINK]))
1885 eth_test->flags |= ETH_TEST_FL_FAILED;
1886
1887 if (if_running)
1888 igc_close(netdev);
1889 else
1890 igc_reset(adapter);
1891
1892 netdev_info(adapter->netdev, "Register testing starting");
1893 if (!igc_reg_test(adapter, &data[TEST_REG]))
1894 eth_test->flags |= ETH_TEST_FL_FAILED;
1895
1896 igc_reset(adapter);
1897
1898 netdev_info(adapter->netdev, "EEPROM testing starting");
1899 if (!igc_eeprom_test(adapter, &data[TEST_EEP]))
1900 eth_test->flags |= ETH_TEST_FL_FAILED;
1901
1902 igc_reset(adapter);
1903
1904
1905
1906
1907 data[TEST_LOOP] = 0;
1908 data[TEST_IRQ] = 0;
1909
1910 clear_bit(__IGC_TESTING, &adapter->state);
1911 if (if_running)
1912 igc_open(netdev);
1913 } else {
1914 netdev_info(adapter->netdev, "Online testing starting");
1915
1916
1917 data[TEST_REG] = 0;
1918 data[TEST_EEP] = 0;
1919 data[TEST_IRQ] = 0;
1920 data[TEST_LOOP] = 0;
1921
1922 if (!igc_link_test(adapter, &data[TEST_LINK]))
1923 eth_test->flags |= ETH_TEST_FL_FAILED;
1924 }
1925
1926 msleep_interruptible(4 * 1000);
1927}
1928
1929static const struct ethtool_ops igc_ethtool_ops = {
1930 .supported_coalesce_params = ETHTOOL_COALESCE_USECS,
1931 .get_drvinfo = igc_ethtool_get_drvinfo,
1932 .get_regs_len = igc_ethtool_get_regs_len,
1933 .get_regs = igc_ethtool_get_regs,
1934 .get_wol = igc_ethtool_get_wol,
1935 .set_wol = igc_ethtool_set_wol,
1936 .get_msglevel = igc_ethtool_get_msglevel,
1937 .set_msglevel = igc_ethtool_set_msglevel,
1938 .nway_reset = igc_ethtool_nway_reset,
1939 .get_link = igc_ethtool_get_link,
1940 .get_eeprom_len = igc_ethtool_get_eeprom_len,
1941 .get_eeprom = igc_ethtool_get_eeprom,
1942 .set_eeprom = igc_ethtool_set_eeprom,
1943 .get_ringparam = igc_ethtool_get_ringparam,
1944 .set_ringparam = igc_ethtool_set_ringparam,
1945 .get_pauseparam = igc_ethtool_get_pauseparam,
1946 .set_pauseparam = igc_ethtool_set_pauseparam,
1947 .get_strings = igc_ethtool_get_strings,
1948 .get_sset_count = igc_ethtool_get_sset_count,
1949 .get_ethtool_stats = igc_ethtool_get_stats,
1950 .get_coalesce = igc_ethtool_get_coalesce,
1951 .set_coalesce = igc_ethtool_set_coalesce,
1952 .get_rxnfc = igc_ethtool_get_rxnfc,
1953 .set_rxnfc = igc_ethtool_set_rxnfc,
1954 .get_rxfh_indir_size = igc_ethtool_get_rxfh_indir_size,
1955 .get_rxfh = igc_ethtool_get_rxfh,
1956 .set_rxfh = igc_ethtool_set_rxfh,
1957 .get_ts_info = igc_ethtool_get_ts_info,
1958 .get_channels = igc_ethtool_get_channels,
1959 .set_channels = igc_ethtool_set_channels,
1960 .get_priv_flags = igc_ethtool_get_priv_flags,
1961 .set_priv_flags = igc_ethtool_set_priv_flags,
1962 .get_eee = igc_ethtool_get_eee,
1963 .set_eee = igc_ethtool_set_eee,
1964 .begin = igc_ethtool_begin,
1965 .complete = igc_ethtool_complete,
1966 .get_link_ksettings = igc_ethtool_get_link_ksettings,
1967 .set_link_ksettings = igc_ethtool_set_link_ksettings,
1968 .self_test = igc_ethtool_diag_test,
1969};
1970
1971void igc_ethtool_set_ops(struct net_device *netdev)
1972{
1973 netdev->ethtool_ops = &igc_ethtool_ops;
1974}
1975
