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29#include "i40e.h"
30#include "i40e_diag.h"
31
32struct i40e_stats {
33 char stat_string[ETH_GSTRING_LEN];
34 int sizeof_stat;
35 int stat_offset;
36};
37
38#define I40E_STAT(_type, _name, _stat) { \
39 .stat_string = _name, \
40 .sizeof_stat = FIELD_SIZEOF(_type, _stat), \
41 .stat_offset = offsetof(_type, _stat) \
42}
43
44#define I40E_NETDEV_STAT(_net_stat) \
45 I40E_STAT(struct rtnl_link_stats64, #_net_stat, _net_stat)
46#define I40E_PF_STAT(_name, _stat) \
47 I40E_STAT(struct i40e_pf, _name, _stat)
48#define I40E_VSI_STAT(_name, _stat) \
49 I40E_STAT(struct i40e_vsi, _name, _stat)
50#define I40E_VEB_STAT(_name, _stat) \
51 I40E_STAT(struct i40e_veb, _name, _stat)
52
53static const struct i40e_stats i40e_gstrings_net_stats[] = {
54 I40E_NETDEV_STAT(rx_packets),
55 I40E_NETDEV_STAT(tx_packets),
56 I40E_NETDEV_STAT(rx_bytes),
57 I40E_NETDEV_STAT(tx_bytes),
58 I40E_NETDEV_STAT(rx_errors),
59 I40E_NETDEV_STAT(tx_errors),
60 I40E_NETDEV_STAT(rx_dropped),
61 I40E_NETDEV_STAT(tx_dropped),
62 I40E_NETDEV_STAT(collisions),
63 I40E_NETDEV_STAT(rx_length_errors),
64 I40E_NETDEV_STAT(rx_crc_errors),
65};
66
67static const struct i40e_stats i40e_gstrings_veb_stats[] = {
68 I40E_VEB_STAT("rx_bytes", stats.rx_bytes),
69 I40E_VEB_STAT("tx_bytes", stats.tx_bytes),
70 I40E_VEB_STAT("rx_unicast", stats.rx_unicast),
71 I40E_VEB_STAT("tx_unicast", stats.tx_unicast),
72 I40E_VEB_STAT("rx_multicast", stats.rx_multicast),
73 I40E_VEB_STAT("tx_multicast", stats.tx_multicast),
74 I40E_VEB_STAT("rx_broadcast", stats.rx_broadcast),
75 I40E_VEB_STAT("tx_broadcast", stats.tx_broadcast),
76 I40E_VEB_STAT("rx_discards", stats.rx_discards),
77 I40E_VEB_STAT("tx_discards", stats.tx_discards),
78 I40E_VEB_STAT("tx_errors", stats.tx_errors),
79 I40E_VEB_STAT("rx_unknown_protocol", stats.rx_unknown_protocol),
80};
81
82static const struct i40e_stats i40e_gstrings_misc_stats[] = {
83 I40E_VSI_STAT("rx_unicast", eth_stats.rx_unicast),
84 I40E_VSI_STAT("tx_unicast", eth_stats.tx_unicast),
85 I40E_VSI_STAT("rx_multicast", eth_stats.rx_multicast),
86 I40E_VSI_STAT("tx_multicast", eth_stats.tx_multicast),
87 I40E_VSI_STAT("rx_broadcast", eth_stats.rx_broadcast),
88 I40E_VSI_STAT("tx_broadcast", eth_stats.tx_broadcast),
89 I40E_VSI_STAT("rx_unknown_protocol", eth_stats.rx_unknown_protocol),
90 I40E_VSI_STAT("tx_linearize", tx_linearize),
91 I40E_VSI_STAT("tx_force_wb", tx_force_wb),
92 I40E_VSI_STAT("tx_lost_interrupt", tx_lost_interrupt),
93 I40E_VSI_STAT("rx_alloc_fail", rx_buf_failed),
94 I40E_VSI_STAT("rx_pg_alloc_fail", rx_page_failed),
95};
96
97
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103
104
105
106
107static struct i40e_stats i40e_gstrings_stats[] = {
108 I40E_PF_STAT("rx_bytes", stats.eth.rx_bytes),
109 I40E_PF_STAT("tx_bytes", stats.eth.tx_bytes),
110 I40E_PF_STAT("rx_unicast", stats.eth.rx_unicast),
111 I40E_PF_STAT("tx_unicast", stats.eth.tx_unicast),
112 I40E_PF_STAT("rx_multicast", stats.eth.rx_multicast),
113 I40E_PF_STAT("tx_multicast", stats.eth.tx_multicast),
114 I40E_PF_STAT("rx_broadcast", stats.eth.rx_broadcast),
115 I40E_PF_STAT("tx_broadcast", stats.eth.tx_broadcast),
116 I40E_PF_STAT("tx_errors", stats.eth.tx_errors),
117 I40E_PF_STAT("rx_dropped", stats.eth.rx_discards),
118 I40E_PF_STAT("tx_dropped_link_down", stats.tx_dropped_link_down),
119 I40E_PF_STAT("rx_crc_errors", stats.crc_errors),
120 I40E_PF_STAT("illegal_bytes", stats.illegal_bytes),
121 I40E_PF_STAT("mac_local_faults", stats.mac_local_faults),
122 I40E_PF_STAT("mac_remote_faults", stats.mac_remote_faults),
123 I40E_PF_STAT("tx_timeout", tx_timeout_count),
124 I40E_PF_STAT("rx_csum_bad", hw_csum_rx_error),
125 I40E_PF_STAT("rx_length_errors", stats.rx_length_errors),
126 I40E_PF_STAT("link_xon_rx", stats.link_xon_rx),
127 I40E_PF_STAT("link_xoff_rx", stats.link_xoff_rx),
128 I40E_PF_STAT("link_xon_tx", stats.link_xon_tx),
129 I40E_PF_STAT("link_xoff_tx", stats.link_xoff_tx),
130 I40E_PF_STAT("rx_size_64", stats.rx_size_64),
131 I40E_PF_STAT("rx_size_127", stats.rx_size_127),
132 I40E_PF_STAT("rx_size_255", stats.rx_size_255),
133 I40E_PF_STAT("rx_size_511", stats.rx_size_511),
134 I40E_PF_STAT("rx_size_1023", stats.rx_size_1023),
135 I40E_PF_STAT("rx_size_1522", stats.rx_size_1522),
136 I40E_PF_STAT("rx_size_big", stats.rx_size_big),
137 I40E_PF_STAT("tx_size_64", stats.tx_size_64),
138 I40E_PF_STAT("tx_size_127", stats.tx_size_127),
139 I40E_PF_STAT("tx_size_255", stats.tx_size_255),
140 I40E_PF_STAT("tx_size_511", stats.tx_size_511),
141 I40E_PF_STAT("tx_size_1023", stats.tx_size_1023),
142 I40E_PF_STAT("tx_size_1522", stats.tx_size_1522),
143 I40E_PF_STAT("tx_size_big", stats.tx_size_big),
144 I40E_PF_STAT("rx_undersize", stats.rx_undersize),
145 I40E_PF_STAT("rx_fragments", stats.rx_fragments),
146 I40E_PF_STAT("rx_oversize", stats.rx_oversize),
147 I40E_PF_STAT("rx_jabber", stats.rx_jabber),
148 I40E_PF_STAT("VF_admin_queue_requests", vf_aq_requests),
149 I40E_PF_STAT("arq_overflows", arq_overflows),
150 I40E_PF_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared),
151 I40E_PF_STAT("fdir_flush_cnt", fd_flush_cnt),
152 I40E_PF_STAT("fdir_atr_match", stats.fd_atr_match),
153 I40E_PF_STAT("fdir_atr_tunnel_match", stats.fd_atr_tunnel_match),
154 I40E_PF_STAT("fdir_atr_status", stats.fd_atr_status),
155 I40E_PF_STAT("fdir_sb_match", stats.fd_sb_match),
156 I40E_PF_STAT("fdir_sb_status", stats.fd_sb_status),
157
158
159 I40E_PF_STAT("tx_lpi_status", stats.tx_lpi_status),
160 I40E_PF_STAT("rx_lpi_status", stats.rx_lpi_status),
161 I40E_PF_STAT("tx_lpi_count", stats.tx_lpi_count),
162 I40E_PF_STAT("rx_lpi_count", stats.rx_lpi_count),
163};
164
165#ifdef I40E_FCOE
166static const struct i40e_stats i40e_gstrings_fcoe_stats[] = {
167 I40E_VSI_STAT("fcoe_bad_fccrc", fcoe_stats.fcoe_bad_fccrc),
168 I40E_VSI_STAT("rx_fcoe_dropped", fcoe_stats.rx_fcoe_dropped),
169 I40E_VSI_STAT("rx_fcoe_packets", fcoe_stats.rx_fcoe_packets),
170 I40E_VSI_STAT("rx_fcoe_dwords", fcoe_stats.rx_fcoe_dwords),
171 I40E_VSI_STAT("fcoe_ddp_count", fcoe_stats.fcoe_ddp_count),
172 I40E_VSI_STAT("fcoe_last_error", fcoe_stats.fcoe_last_error),
173 I40E_VSI_STAT("tx_fcoe_packets", fcoe_stats.tx_fcoe_packets),
174 I40E_VSI_STAT("tx_fcoe_dwords", fcoe_stats.tx_fcoe_dwords),
175};
176
177#endif
178#define I40E_QUEUE_STATS_LEN(n) \
179 (((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs \
180 * 2 \
181 * (sizeof(struct i40e_queue_stats) / sizeof(u64)))
182#define I40E_GLOBAL_STATS_LEN ARRAY_SIZE(i40e_gstrings_stats)
183#define I40E_NETDEV_STATS_LEN ARRAY_SIZE(i40e_gstrings_net_stats)
184#define I40E_MISC_STATS_LEN ARRAY_SIZE(i40e_gstrings_misc_stats)
185#ifdef I40E_FCOE
186#define I40E_FCOE_STATS_LEN ARRAY_SIZE(i40e_gstrings_fcoe_stats)
187#define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \
188 I40E_FCOE_STATS_LEN + \
189 I40E_MISC_STATS_LEN + \
190 I40E_QUEUE_STATS_LEN((n)))
191#else
192#define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \
193 I40E_MISC_STATS_LEN + \
194 I40E_QUEUE_STATS_LEN((n)))
195#endif
196#define I40E_PFC_STATS_LEN ( \
197 (FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_rx) + \
198 FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_rx) + \
199 FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_tx) + \
200 FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_tx) + \
201 FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_2_xoff)) \
202 / sizeof(u64))
203#define I40E_VEB_TC_STATS_LEN ( \
204 (FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_rx_packets) + \
205 FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_rx_bytes) + \
206 FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_tx_packets) + \
207 FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_tx_bytes)) \
208 / sizeof(u64))
209#define I40E_VEB_STATS_LEN ARRAY_SIZE(i40e_gstrings_veb_stats)
210#define I40E_VEB_STATS_TOTAL (I40E_VEB_STATS_LEN + I40E_VEB_TC_STATS_LEN)
211#define I40E_PF_STATS_LEN(n) (I40E_GLOBAL_STATS_LEN + \
212 I40E_PFC_STATS_LEN + \
213 I40E_VSI_STATS_LEN((n)))
214
215enum i40e_ethtool_test_id {
216 I40E_ETH_TEST_REG = 0,
217 I40E_ETH_TEST_EEPROM,
218 I40E_ETH_TEST_INTR,
219 I40E_ETH_TEST_LOOPBACK,
220 I40E_ETH_TEST_LINK,
221};
222
223static const char i40e_gstrings_test[][ETH_GSTRING_LEN] = {
224 "Register test (offline)",
225 "Eeprom test (offline)",
226 "Interrupt test (offline)",
227 "Loopback test (offline)",
228 "Link test (on/offline)"
229};
230
231#define I40E_TEST_LEN (sizeof(i40e_gstrings_test) / ETH_GSTRING_LEN)
232
233static const char i40e_priv_flags_strings[][ETH_GSTRING_LEN] = {
234 "NPAR",
235 "LinkPolling",
236 "flow-director-atr",
237 "veb-stats",
238 "packet-split",
239 "hw-atr-eviction",
240};
241
242#define I40E_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40e_priv_flags_strings)
243
244
245
246
247
248static void i40e_partition_setting_complaint(struct i40e_pf *pf)
249{
250 dev_info(&pf->pdev->dev,
251 "The link settings are allowed to be changed only from the first partition of a given port. Please switch to the first partition in order to change the setting.\n");
252}
253
254
255
256
257
258
259
260
261static void i40e_get_settings_link_up(struct i40e_hw *hw,
262 struct ethtool_cmd *ecmd,
263 struct net_device *netdev,
264 struct i40e_pf *pf)
265{
266 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
267 u32 link_speed = hw_link_info->link_speed;
268
269
270 switch (hw_link_info->phy_type) {
271 case I40E_PHY_TYPE_40GBASE_CR4:
272 case I40E_PHY_TYPE_40GBASE_CR4_CU:
273 ecmd->supported = SUPPORTED_Autoneg |
274 SUPPORTED_40000baseCR4_Full;
275 ecmd->advertising = ADVERTISED_Autoneg |
276 ADVERTISED_40000baseCR4_Full;
277 break;
278 case I40E_PHY_TYPE_XLAUI:
279 case I40E_PHY_TYPE_XLPPI:
280 case I40E_PHY_TYPE_40GBASE_AOC:
281 ecmd->supported = SUPPORTED_40000baseCR4_Full;
282 break;
283 case I40E_PHY_TYPE_40GBASE_SR4:
284 ecmd->supported = SUPPORTED_40000baseSR4_Full;
285 break;
286 case I40E_PHY_TYPE_40GBASE_LR4:
287 ecmd->supported = SUPPORTED_40000baseLR4_Full;
288 break;
289 case I40E_PHY_TYPE_10GBASE_SR:
290 case I40E_PHY_TYPE_10GBASE_LR:
291 case I40E_PHY_TYPE_1000BASE_SX:
292 case I40E_PHY_TYPE_1000BASE_LX:
293 ecmd->supported = SUPPORTED_10000baseT_Full;
294 if (hw_link_info->module_type[2] &
295 I40E_MODULE_TYPE_1000BASE_SX ||
296 hw_link_info->module_type[2] &
297 I40E_MODULE_TYPE_1000BASE_LX) {
298 ecmd->supported |= SUPPORTED_1000baseT_Full;
299 if (hw_link_info->requested_speeds &
300 I40E_LINK_SPEED_1GB)
301 ecmd->advertising |= ADVERTISED_1000baseT_Full;
302 }
303 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
304 ecmd->advertising |= ADVERTISED_10000baseT_Full;
305 break;
306 case I40E_PHY_TYPE_10GBASE_T:
307 case I40E_PHY_TYPE_1000BASE_T:
308 ecmd->supported = SUPPORTED_Autoneg |
309 SUPPORTED_10000baseT_Full |
310 SUPPORTED_1000baseT_Full;
311 ecmd->advertising = ADVERTISED_Autoneg;
312 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
313 ecmd->advertising |= ADVERTISED_10000baseT_Full;
314 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
315 ecmd->advertising |= ADVERTISED_1000baseT_Full;
316 break;
317 case I40E_PHY_TYPE_1000BASE_T_OPTICAL:
318 ecmd->supported = SUPPORTED_Autoneg |
319 SUPPORTED_1000baseT_Full;
320 ecmd->advertising = ADVERTISED_Autoneg |
321 ADVERTISED_1000baseT_Full;
322 break;
323 case I40E_PHY_TYPE_100BASE_TX:
324 ecmd->supported = SUPPORTED_Autoneg |
325 SUPPORTED_100baseT_Full;
326 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB)
327 ecmd->advertising |= ADVERTISED_100baseT_Full;
328 break;
329 case I40E_PHY_TYPE_10GBASE_CR1_CU:
330 case I40E_PHY_TYPE_10GBASE_CR1:
331 ecmd->supported = SUPPORTED_Autoneg |
332 SUPPORTED_10000baseT_Full;
333 ecmd->advertising = ADVERTISED_Autoneg |
334 ADVERTISED_10000baseT_Full;
335 break;
336 case I40E_PHY_TYPE_XAUI:
337 case I40E_PHY_TYPE_XFI:
338 case I40E_PHY_TYPE_SFI:
339 case I40E_PHY_TYPE_10GBASE_SFPP_CU:
340 case I40E_PHY_TYPE_10GBASE_AOC:
341 ecmd->supported = SUPPORTED_10000baseT_Full;
342 break;
343 case I40E_PHY_TYPE_SGMII:
344 ecmd->supported = SUPPORTED_Autoneg |
345 SUPPORTED_1000baseT_Full;
346 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
347 ecmd->advertising |= ADVERTISED_1000baseT_Full;
348 if (pf->flags & I40E_FLAG_100M_SGMII_CAPABLE) {
349 ecmd->supported |= SUPPORTED_100baseT_Full;
350 if (hw_link_info->requested_speeds &
351 I40E_LINK_SPEED_100MB)
352 ecmd->advertising |= ADVERTISED_100baseT_Full;
353 }
354 break;
355
356
357
358 case I40E_PHY_TYPE_40GBASE_KR4:
359 case I40E_PHY_TYPE_20GBASE_KR2:
360 case I40E_PHY_TYPE_10GBASE_KR:
361 case I40E_PHY_TYPE_10GBASE_KX4:
362 case I40E_PHY_TYPE_1000BASE_KX:
363 break;
364 default:
365
366 netdev_info(netdev, "WARNING: Link is up but PHY type 0x%x is not recognized.\n",
367 hw_link_info->phy_type);
368 }
369
370
371 switch (link_speed) {
372 case I40E_LINK_SPEED_40GB:
373 ethtool_cmd_speed_set(ecmd, SPEED_40000);
374 break;
375 case I40E_LINK_SPEED_20GB:
376 ethtool_cmd_speed_set(ecmd, SPEED_20000);
377 break;
378 case I40E_LINK_SPEED_10GB:
379 ethtool_cmd_speed_set(ecmd, SPEED_10000);
380 break;
381 case I40E_LINK_SPEED_1GB:
382 ethtool_cmd_speed_set(ecmd, SPEED_1000);
383 break;
384 case I40E_LINK_SPEED_100MB:
385 ethtool_cmd_speed_set(ecmd, SPEED_100);
386 break;
387 default:
388 break;
389 }
390 ecmd->duplex = DUPLEX_FULL;
391}
392
393
394
395
396
397
398
399
400static void i40e_get_settings_link_down(struct i40e_hw *hw,
401 struct ethtool_cmd *ecmd,
402 struct i40e_pf *pf)
403{
404 enum i40e_aq_capabilities_phy_type phy_types = hw->phy.phy_types;
405
406
407
408
409 ecmd->supported = 0x0;
410 ecmd->advertising = 0x0;
411 if (phy_types & I40E_CAP_PHY_TYPE_SGMII) {
412 ecmd->supported |= SUPPORTED_Autoneg |
413 SUPPORTED_1000baseT_Full;
414 ecmd->advertising |= ADVERTISED_Autoneg |
415 ADVERTISED_1000baseT_Full;
416 if (pf->hw.mac.type == I40E_MAC_X722) {
417 ecmd->supported |= SUPPORTED_100baseT_Full;
418 ecmd->advertising |= ADVERTISED_100baseT_Full;
419 if (pf->flags & I40E_FLAG_100M_SGMII_CAPABLE) {
420 ecmd->supported |= SUPPORTED_100baseT_Full;
421 ecmd->advertising |= ADVERTISED_100baseT_Full;
422 }
423 }
424 }
425 if (phy_types & I40E_CAP_PHY_TYPE_XAUI ||
426 phy_types & I40E_CAP_PHY_TYPE_XFI ||
427 phy_types & I40E_CAP_PHY_TYPE_SFI ||
428 phy_types & I40E_CAP_PHY_TYPE_10GBASE_SFPP_CU ||
429 phy_types & I40E_CAP_PHY_TYPE_10GBASE_AOC)
430 ecmd->supported |= SUPPORTED_10000baseT_Full;
431 if (phy_types & I40E_CAP_PHY_TYPE_10GBASE_CR1_CU ||
432 phy_types & I40E_CAP_PHY_TYPE_10GBASE_CR1 ||
433 phy_types & I40E_CAP_PHY_TYPE_10GBASE_T ||
434 phy_types & I40E_CAP_PHY_TYPE_10GBASE_SR ||
435 phy_types & I40E_CAP_PHY_TYPE_10GBASE_LR) {
436 ecmd->supported |= SUPPORTED_Autoneg |
437 SUPPORTED_10000baseT_Full;
438 ecmd->advertising |= ADVERTISED_Autoneg |
439 ADVERTISED_10000baseT_Full;
440 }
441 if (phy_types & I40E_CAP_PHY_TYPE_XLAUI ||
442 phy_types & I40E_CAP_PHY_TYPE_XLPPI ||
443 phy_types & I40E_CAP_PHY_TYPE_40GBASE_AOC)
444 ecmd->supported |= SUPPORTED_40000baseCR4_Full;
445 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_CR4_CU ||
446 phy_types & I40E_CAP_PHY_TYPE_40GBASE_CR4) {
447 ecmd->supported |= SUPPORTED_Autoneg |
448 SUPPORTED_40000baseCR4_Full;
449 ecmd->advertising |= ADVERTISED_Autoneg |
450 ADVERTISED_40000baseCR4_Full;
451 }
452 if ((phy_types & I40E_CAP_PHY_TYPE_100BASE_TX) &&
453 !(phy_types & I40E_CAP_PHY_TYPE_1000BASE_T)) {
454 ecmd->supported |= SUPPORTED_Autoneg |
455 SUPPORTED_100baseT_Full;
456 ecmd->advertising |= ADVERTISED_Autoneg |
457 ADVERTISED_100baseT_Full;
458 }
459 if (phy_types & I40E_CAP_PHY_TYPE_1000BASE_T ||
460 phy_types & I40E_CAP_PHY_TYPE_1000BASE_SX ||
461 phy_types & I40E_CAP_PHY_TYPE_1000BASE_LX ||
462 phy_types & I40E_CAP_PHY_TYPE_1000BASE_T_OPTICAL) {
463 ecmd->supported |= SUPPORTED_Autoneg |
464 SUPPORTED_1000baseT_Full;
465 ecmd->advertising |= ADVERTISED_Autoneg |
466 ADVERTISED_1000baseT_Full;
467 }
468 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_SR4)
469 ecmd->supported |= SUPPORTED_40000baseSR4_Full;
470 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_LR4)
471 ecmd->supported |= SUPPORTED_40000baseLR4_Full;
472
473
474 ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
475 ecmd->duplex = DUPLEX_UNKNOWN;
476}
477
478
479
480
481
482
483
484
485static int i40e_get_settings(struct net_device *netdev,
486 struct ethtool_cmd *ecmd)
487{
488 struct i40e_netdev_priv *np = netdev_priv(netdev);
489 struct i40e_pf *pf = np->vsi->back;
490 struct i40e_hw *hw = &pf->hw;
491 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
492 bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP;
493
494 if (link_up)
495 i40e_get_settings_link_up(hw, ecmd, netdev, pf);
496 else
497 i40e_get_settings_link_down(hw, ecmd, pf);
498
499
500
501
502
503
504 if (hw->device_id == I40E_DEV_ID_KX_B ||
505 hw->device_id == I40E_DEV_ID_KX_C ||
506 hw->device_id == I40E_DEV_ID_20G_KR2 ||
507 hw->device_id == I40E_DEV_ID_20G_KR2_A) {
508 ecmd->supported = SUPPORTED_Autoneg;
509 ecmd->advertising = ADVERTISED_Autoneg;
510 if (hw->phy.phy_types & I40E_CAP_PHY_TYPE_40GBASE_KR4) {
511 ecmd->supported |= SUPPORTED_40000baseKR4_Full;
512 ecmd->advertising |= ADVERTISED_40000baseKR4_Full;
513 }
514 if (hw->phy.phy_types & I40E_CAP_PHY_TYPE_20GBASE_KR2) {
515 ecmd->supported |= SUPPORTED_20000baseKR2_Full;
516 ecmd->advertising |= ADVERTISED_20000baseKR2_Full;
517 }
518 if (hw->phy.phy_types & I40E_CAP_PHY_TYPE_10GBASE_KR) {
519 ecmd->supported |= SUPPORTED_10000baseKR_Full;
520 ecmd->advertising |= ADVERTISED_10000baseKR_Full;
521 }
522 if (hw->phy.phy_types & I40E_CAP_PHY_TYPE_10GBASE_KX4) {
523 ecmd->supported |= SUPPORTED_10000baseKX4_Full;
524 ecmd->advertising |= ADVERTISED_10000baseKX4_Full;
525 }
526 if (hw->phy.phy_types & I40E_CAP_PHY_TYPE_1000BASE_KX) {
527 ecmd->supported |= SUPPORTED_1000baseKX_Full;
528 ecmd->advertising |= ADVERTISED_1000baseKX_Full;
529 }
530 }
531
532
533 ecmd->autoneg = ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
534 AUTONEG_ENABLE : AUTONEG_DISABLE);
535
536 switch (hw->phy.media_type) {
537 case I40E_MEDIA_TYPE_BACKPLANE:
538 ecmd->supported |= SUPPORTED_Autoneg |
539 SUPPORTED_Backplane;
540 ecmd->advertising |= ADVERTISED_Autoneg |
541 ADVERTISED_Backplane;
542 ecmd->port = PORT_NONE;
543 break;
544 case I40E_MEDIA_TYPE_BASET:
545 ecmd->supported |= SUPPORTED_TP;
546 ecmd->advertising |= ADVERTISED_TP;
547 ecmd->port = PORT_TP;
548 break;
549 case I40E_MEDIA_TYPE_DA:
550 case I40E_MEDIA_TYPE_CX4:
551 ecmd->supported |= SUPPORTED_FIBRE;
552 ecmd->advertising |= ADVERTISED_FIBRE;
553 ecmd->port = PORT_DA;
554 break;
555 case I40E_MEDIA_TYPE_FIBER:
556 ecmd->supported |= SUPPORTED_FIBRE;
557 ecmd->port = PORT_FIBRE;
558 break;
559 case I40E_MEDIA_TYPE_UNKNOWN:
560 default:
561 ecmd->port = PORT_OTHER;
562 break;
563 }
564
565
566 ecmd->transceiver = XCVR_EXTERNAL;
567
568
569 ecmd->supported |= SUPPORTED_Pause;
570
571 switch (hw->fc.requested_mode) {
572 case I40E_FC_FULL:
573 ecmd->advertising |= ADVERTISED_Pause;
574 break;
575 case I40E_FC_TX_PAUSE:
576 ecmd->advertising |= ADVERTISED_Asym_Pause;
577 break;
578 case I40E_FC_RX_PAUSE:
579 ecmd->advertising |= (ADVERTISED_Pause |
580 ADVERTISED_Asym_Pause);
581 break;
582 default:
583 ecmd->advertising &= ~(ADVERTISED_Pause |
584 ADVERTISED_Asym_Pause);
585 break;
586 }
587
588 return 0;
589}
590
591
592
593
594
595
596
597
598static int i40e_set_settings(struct net_device *netdev,
599 struct ethtool_cmd *ecmd)
600{
601 struct i40e_netdev_priv *np = netdev_priv(netdev);
602 struct i40e_aq_get_phy_abilities_resp abilities;
603 struct i40e_aq_set_phy_config config;
604 struct i40e_pf *pf = np->vsi->back;
605 struct i40e_vsi *vsi = np->vsi;
606 struct i40e_hw *hw = &pf->hw;
607 struct ethtool_cmd safe_ecmd;
608 i40e_status status = 0;
609 bool change = false;
610 int err = 0;
611 u8 autoneg;
612 u32 advertise;
613
614
615
616
617 if (hw->partition_id != 1) {
618 i40e_partition_setting_complaint(pf);
619 return -EOPNOTSUPP;
620 }
621
622 if (vsi != pf->vsi[pf->lan_vsi])
623 return -EOPNOTSUPP;
624
625 if (hw->phy.media_type != I40E_MEDIA_TYPE_BASET &&
626 hw->phy.media_type != I40E_MEDIA_TYPE_FIBER &&
627 hw->phy.media_type != I40E_MEDIA_TYPE_BACKPLANE &&
628 hw->phy.link_info.link_info & I40E_AQ_LINK_UP)
629 return -EOPNOTSUPP;
630
631 if (hw->device_id == I40E_DEV_ID_KX_B ||
632 hw->device_id == I40E_DEV_ID_KX_C ||
633 hw->device_id == I40E_DEV_ID_20G_KR2 ||
634 hw->device_id == I40E_DEV_ID_20G_KR2_A) {
635 netdev_info(netdev, "Changing settings is not supported on backplane.\n");
636 return -EOPNOTSUPP;
637 }
638
639
640 memset(&safe_ecmd, 0, sizeof(struct ethtool_cmd));
641 i40e_get_settings(netdev, &safe_ecmd);
642
643
644 autoneg = ecmd->autoneg;
645 advertise = ecmd->advertising;
646
647
648 ecmd->autoneg = safe_ecmd.autoneg;
649 ecmd->advertising = safe_ecmd.advertising;
650
651 ecmd->cmd = safe_ecmd.cmd;
652
653
654
655 if (memcmp(ecmd, &safe_ecmd, sizeof(struct ethtool_cmd)))
656 return -EOPNOTSUPP;
657
658 while (test_bit(__I40E_CONFIG_BUSY, &vsi->state))
659 usleep_range(1000, 2000);
660
661
662 status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
663 NULL);
664 if (status)
665 return -EAGAIN;
666
667
668
669
670 memset(&config, 0, sizeof(struct i40e_aq_set_phy_config));
671 config.abilities = abilities.abilities;
672
673
674 if (autoneg == AUTONEG_ENABLE) {
675
676 if (!(hw->phy.link_info.an_info & I40E_AQ_AN_COMPLETED)) {
677
678 if (!(safe_ecmd.supported & SUPPORTED_Autoneg)) {
679 netdev_info(netdev, "Autoneg not supported on this phy\n");
680 return -EINVAL;
681 }
682
683 config.abilities = abilities.abilities |
684 I40E_AQ_PHY_ENABLE_AN;
685 change = true;
686 }
687 } else {
688
689 if (hw->phy.link_info.an_info & I40E_AQ_AN_COMPLETED) {
690
691
692
693 if (safe_ecmd.supported & SUPPORTED_Autoneg &&
694 hw->phy.link_info.phy_type !=
695 I40E_PHY_TYPE_10GBASE_T) {
696 netdev_info(netdev, "Autoneg cannot be disabled on this phy\n");
697 return -EINVAL;
698 }
699
700 config.abilities = abilities.abilities &
701 ~I40E_AQ_PHY_ENABLE_AN;
702 change = true;
703 }
704 }
705
706 if (advertise & ~safe_ecmd.supported)
707 return -EINVAL;
708
709 if (advertise & ADVERTISED_100baseT_Full)
710 config.link_speed |= I40E_LINK_SPEED_100MB;
711 if (advertise & ADVERTISED_1000baseT_Full ||
712 advertise & ADVERTISED_1000baseKX_Full)
713 config.link_speed |= I40E_LINK_SPEED_1GB;
714 if (advertise & ADVERTISED_10000baseT_Full ||
715 advertise & ADVERTISED_10000baseKX4_Full ||
716 advertise & ADVERTISED_10000baseKR_Full)
717 config.link_speed |= I40E_LINK_SPEED_10GB;
718 if (advertise & ADVERTISED_20000baseKR2_Full)
719 config.link_speed |= I40E_LINK_SPEED_20GB;
720 if (advertise & ADVERTISED_40000baseKR4_Full ||
721 advertise & ADVERTISED_40000baseCR4_Full ||
722 advertise & ADVERTISED_40000baseSR4_Full ||
723 advertise & ADVERTISED_40000baseLR4_Full)
724 config.link_speed |= I40E_LINK_SPEED_40GB;
725
726
727
728
729
730 if (!config.link_speed)
731 config.link_speed = abilities.link_speed;
732
733 if (change || (abilities.link_speed != config.link_speed)) {
734
735 config.phy_type = abilities.phy_type;
736 config.eee_capability = abilities.eee_capability;
737 config.eeer = abilities.eeer_val;
738 config.low_power_ctrl = abilities.d3_lpan;
739
740
741 hw->phy.link_info.requested_speeds = config.link_speed;
742
743 config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
744
745 if (hw->phy.link_info.link_info & I40E_AQ_LINK_UP) {
746
747
748
749 i40e_print_link_message(vsi, false);
750 netif_carrier_off(netdev);
751 netif_tx_stop_all_queues(netdev);
752 }
753
754
755 status = i40e_aq_set_phy_config(hw, &config, NULL);
756 if (status) {
757 netdev_info(netdev, "Set phy config failed, err %s aq_err %s\n",
758 i40e_stat_str(hw, status),
759 i40e_aq_str(hw, hw->aq.asq_last_status));
760 return -EAGAIN;
761 }
762
763 status = i40e_update_link_info(hw);
764 if (status)
765 netdev_dbg(netdev, "Updating link info failed with err %s aq_err %s\n",
766 i40e_stat_str(hw, status),
767 i40e_aq_str(hw, hw->aq.asq_last_status));
768
769 } else {
770 netdev_info(netdev, "Nothing changed, exiting without setting anything.\n");
771 }
772
773 return err;
774}
775
776static int i40e_nway_reset(struct net_device *netdev)
777{
778
779 struct i40e_netdev_priv *np = netdev_priv(netdev);
780 struct i40e_pf *pf = np->vsi->back;
781 struct i40e_hw *hw = &pf->hw;
782 bool link_up = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
783 i40e_status ret = 0;
784
785 ret = i40e_aq_set_link_restart_an(hw, link_up, NULL);
786 if (ret) {
787 netdev_info(netdev, "link restart failed, err %s aq_err %s\n",
788 i40e_stat_str(hw, ret),
789 i40e_aq_str(hw, hw->aq.asq_last_status));
790 return -EIO;
791 }
792
793 return 0;
794}
795
796
797
798
799
800static void i40e_get_pauseparam(struct net_device *netdev,
801 struct ethtool_pauseparam *pause)
802{
803 struct i40e_netdev_priv *np = netdev_priv(netdev);
804 struct i40e_pf *pf = np->vsi->back;
805 struct i40e_hw *hw = &pf->hw;
806 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
807 struct i40e_dcbx_config *dcbx_cfg = &hw->local_dcbx_config;
808
809 pause->autoneg =
810 ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
811 AUTONEG_ENABLE : AUTONEG_DISABLE);
812
813
814 if (dcbx_cfg->pfc.pfcenable) {
815 pause->rx_pause = 0;
816 pause->tx_pause = 0;
817 return;
818 }
819
820 if (hw->fc.current_mode == I40E_FC_RX_PAUSE) {
821 pause->rx_pause = 1;
822 } else if (hw->fc.current_mode == I40E_FC_TX_PAUSE) {
823 pause->tx_pause = 1;
824 } else if (hw->fc.current_mode == I40E_FC_FULL) {
825 pause->rx_pause = 1;
826 pause->tx_pause = 1;
827 }
828}
829
830
831
832
833
834
835static int i40e_set_pauseparam(struct net_device *netdev,
836 struct ethtool_pauseparam *pause)
837{
838 struct i40e_netdev_priv *np = netdev_priv(netdev);
839 struct i40e_pf *pf = np->vsi->back;
840 struct i40e_vsi *vsi = np->vsi;
841 struct i40e_hw *hw = &pf->hw;
842 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
843 struct i40e_dcbx_config *dcbx_cfg = &hw->local_dcbx_config;
844 bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP;
845 i40e_status status;
846 u8 aq_failures;
847 int err = 0;
848
849
850
851
852 if (hw->partition_id != 1) {
853 i40e_partition_setting_complaint(pf);
854 return -EOPNOTSUPP;
855 }
856
857 if (vsi != pf->vsi[pf->lan_vsi])
858 return -EOPNOTSUPP;
859
860 if (pause->autoneg != ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
861 AUTONEG_ENABLE : AUTONEG_DISABLE)) {
862 netdev_info(netdev, "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n");
863 return -EOPNOTSUPP;
864 }
865
866
867 if (!test_bit(__I40E_DOWN, &pf->state) &&
868 !(hw_link_info->an_info & I40E_AQ_AN_COMPLETED)) {
869
870 netdev_info(netdev, "Autoneg did not complete so changing settings may not result in an actual change.\n");
871 }
872
873 if (dcbx_cfg->pfc.pfcenable) {
874 netdev_info(netdev,
875 "Priority flow control enabled. Cannot set link flow control.\n");
876 return -EOPNOTSUPP;
877 }
878
879 if (pause->rx_pause && pause->tx_pause)
880 hw->fc.requested_mode = I40E_FC_FULL;
881 else if (pause->rx_pause && !pause->tx_pause)
882 hw->fc.requested_mode = I40E_FC_RX_PAUSE;
883 else if (!pause->rx_pause && pause->tx_pause)
884 hw->fc.requested_mode = I40E_FC_TX_PAUSE;
885 else if (!pause->rx_pause && !pause->tx_pause)
886 hw->fc.requested_mode = I40E_FC_NONE;
887 else
888 return -EINVAL;
889
890
891
892
893 i40e_print_link_message(vsi, false);
894 netif_carrier_off(netdev);
895 netif_tx_stop_all_queues(netdev);
896
897
898 status = i40e_set_fc(hw, &aq_failures, link_up);
899
900 if (aq_failures & I40E_SET_FC_AQ_FAIL_GET) {
901 netdev_info(netdev, "Set fc failed on the get_phy_capabilities call with err %s aq_err %s\n",
902 i40e_stat_str(hw, status),
903 i40e_aq_str(hw, hw->aq.asq_last_status));
904 err = -EAGAIN;
905 }
906 if (aq_failures & I40E_SET_FC_AQ_FAIL_SET) {
907 netdev_info(netdev, "Set fc failed on the set_phy_config call with err %s aq_err %s\n",
908 i40e_stat_str(hw, status),
909 i40e_aq_str(hw, hw->aq.asq_last_status));
910 err = -EAGAIN;
911 }
912 if (aq_failures & I40E_SET_FC_AQ_FAIL_UPDATE) {
913 netdev_info(netdev, "Set fc failed on the get_link_info call with err %s aq_err %s\n",
914 i40e_stat_str(hw, status),
915 i40e_aq_str(hw, hw->aq.asq_last_status));
916 err = -EAGAIN;
917 }
918
919 if (!test_bit(__I40E_DOWN, &pf->state)) {
920
921 msleep(75);
922 if (!test_bit(__I40E_DOWN, &pf->state))
923 return i40e_nway_reset(netdev);
924 }
925
926 return err;
927}
928
929static u32 i40e_get_msglevel(struct net_device *netdev)
930{
931 struct i40e_netdev_priv *np = netdev_priv(netdev);
932 struct i40e_pf *pf = np->vsi->back;
933
934 return pf->msg_enable;
935}
936
937static void i40e_set_msglevel(struct net_device *netdev, u32 data)
938{
939 struct i40e_netdev_priv *np = netdev_priv(netdev);
940 struct i40e_pf *pf = np->vsi->back;
941
942 if (I40E_DEBUG_USER & data)
943 pf->hw.debug_mask = data;
944 pf->msg_enable = data;
945}
946
947static int i40e_get_regs_len(struct net_device *netdev)
948{
949 int reg_count = 0;
950 int i;
951
952 for (i = 0; i40e_reg_list[i].offset != 0; i++)
953 reg_count += i40e_reg_list[i].elements;
954
955 return reg_count * sizeof(u32);
956}
957
958static void i40e_get_regs(struct net_device *netdev, struct ethtool_regs *regs,
959 void *p)
960{
961 struct i40e_netdev_priv *np = netdev_priv(netdev);
962 struct i40e_pf *pf = np->vsi->back;
963 struct i40e_hw *hw = &pf->hw;
964 u32 *reg_buf = p;
965 int i, j, ri;
966 u32 reg;
967
968
969
970
971
972
973
974
975 regs->version = 1;
976
977
978 ri = 0;
979 for (i = 0; i40e_reg_list[i].offset != 0; i++) {
980 for (j = 0; j < i40e_reg_list[i].elements; j++) {
981 reg = i40e_reg_list[i].offset
982 + (j * i40e_reg_list[i].stride);
983 reg_buf[ri++] = rd32(hw, reg);
984 }
985 }
986
987}
988
989static int i40e_get_eeprom(struct net_device *netdev,
990 struct ethtool_eeprom *eeprom, u8 *bytes)
991{
992 struct i40e_netdev_priv *np = netdev_priv(netdev);
993 struct i40e_hw *hw = &np->vsi->back->hw;
994 struct i40e_pf *pf = np->vsi->back;
995 int ret_val = 0, len, offset;
996 u8 *eeprom_buff;
997 u16 i, sectors;
998 bool last;
999 u32 magic;
1000
1001#define I40E_NVM_SECTOR_SIZE 4096
1002 if (eeprom->len == 0)
1003 return -EINVAL;
1004
1005
1006 magic = hw->vendor_id | (hw->device_id << 16);
1007 if (eeprom->magic && eeprom->magic != magic) {
1008 struct i40e_nvm_access *cmd = (struct i40e_nvm_access *)eeprom;
1009 int errno = 0;
1010
1011
1012 if ((eeprom->magic >> 16) != hw->device_id)
1013 errno = -EINVAL;
1014 else if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
1015 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
1016 errno = -EBUSY;
1017 else
1018 ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno);
1019
1020 if ((errno || ret_val) && (hw->debug_mask & I40E_DEBUG_NVM))
1021 dev_info(&pf->pdev->dev,
1022 "NVMUpdate read failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n",
1023 ret_val, hw->aq.asq_last_status, errno,
1024 (u8)(cmd->config & I40E_NVM_MOD_PNT_MASK),
1025 cmd->offset, cmd->data_size);
1026
1027 return errno;
1028 }
1029
1030
1031 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
1032
1033 eeprom_buff = kzalloc(eeprom->len, GFP_KERNEL);
1034 if (!eeprom_buff)
1035 return -ENOMEM;
1036
1037 ret_val = i40e_acquire_nvm(hw, I40E_RESOURCE_READ);
1038 if (ret_val) {
1039 dev_info(&pf->pdev->dev,
1040 "Failed Acquiring NVM resource for read err=%d status=0x%x\n",
1041 ret_val, hw->aq.asq_last_status);
1042 goto free_buff;
1043 }
1044
1045 sectors = eeprom->len / I40E_NVM_SECTOR_SIZE;
1046 sectors += (eeprom->len % I40E_NVM_SECTOR_SIZE) ? 1 : 0;
1047 len = I40E_NVM_SECTOR_SIZE;
1048 last = false;
1049 for (i = 0; i < sectors; i++) {
1050 if (i == (sectors - 1)) {
1051 len = eeprom->len - (I40E_NVM_SECTOR_SIZE * i);
1052 last = true;
1053 }
1054 offset = eeprom->offset + (I40E_NVM_SECTOR_SIZE * i),
1055 ret_val = i40e_aq_read_nvm(hw, 0x0, offset, len,
1056 (u8 *)eeprom_buff + (I40E_NVM_SECTOR_SIZE * i),
1057 last, NULL);
1058 if (ret_val && hw->aq.asq_last_status == I40E_AQ_RC_EPERM) {
1059 dev_info(&pf->pdev->dev,
1060 "read NVM failed, invalid offset 0x%x\n",
1061 offset);
1062 break;
1063 } else if (ret_val &&
1064 hw->aq.asq_last_status == I40E_AQ_RC_EACCES) {
1065 dev_info(&pf->pdev->dev,
1066 "read NVM failed, access, offset 0x%x\n",
1067 offset);
1068 break;
1069 } else if (ret_val) {
1070 dev_info(&pf->pdev->dev,
1071 "read NVM failed offset %d err=%d status=0x%x\n",
1072 offset, ret_val, hw->aq.asq_last_status);
1073 break;
1074 }
1075 }
1076
1077 i40e_release_nvm(hw);
1078 memcpy(bytes, (u8 *)eeprom_buff, eeprom->len);
1079free_buff:
1080 kfree(eeprom_buff);
1081 return ret_val;
1082}
1083
1084static int i40e_get_eeprom_len(struct net_device *netdev)
1085{
1086 struct i40e_netdev_priv *np = netdev_priv(netdev);
1087 struct i40e_hw *hw = &np->vsi->back->hw;
1088 u32 val;
1089
1090 val = (rd32(hw, I40E_GLPCI_LBARCTRL)
1091 & I40E_GLPCI_LBARCTRL_FL_SIZE_MASK)
1092 >> I40E_GLPCI_LBARCTRL_FL_SIZE_SHIFT;
1093
1094 val = (64 * 1024) * BIT(val);
1095 return val;
1096}
1097
1098static int i40e_set_eeprom(struct net_device *netdev,
1099 struct ethtool_eeprom *eeprom, u8 *bytes)
1100{
1101 struct i40e_netdev_priv *np = netdev_priv(netdev);
1102 struct i40e_hw *hw = &np->vsi->back->hw;
1103 struct i40e_pf *pf = np->vsi->back;
1104 struct i40e_nvm_access *cmd = (struct i40e_nvm_access *)eeprom;
1105 int ret_val = 0;
1106 int errno = 0;
1107 u32 magic;
1108
1109
1110 magic = hw->vendor_id | (hw->device_id << 16);
1111 if (eeprom->magic == magic)
1112 errno = -EOPNOTSUPP;
1113
1114 else if (!eeprom->magic || (eeprom->magic >> 16) != hw->device_id)
1115 errno = -EINVAL;
1116 else if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
1117 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
1118 errno = -EBUSY;
1119 else
1120 ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno);
1121
1122 if ((errno || ret_val) && (hw->debug_mask & I40E_DEBUG_NVM))
1123 dev_info(&pf->pdev->dev,
1124 "NVMUpdate write failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n",
1125 ret_val, hw->aq.asq_last_status, errno,
1126 (u8)(cmd->config & I40E_NVM_MOD_PNT_MASK),
1127 cmd->offset, cmd->data_size);
1128
1129 return errno;
1130}
1131
1132static void i40e_get_drvinfo(struct net_device *netdev,
1133 struct ethtool_drvinfo *drvinfo)
1134{
1135 struct i40e_netdev_priv *np = netdev_priv(netdev);
1136 struct i40e_vsi *vsi = np->vsi;
1137 struct i40e_pf *pf = vsi->back;
1138
1139 strlcpy(drvinfo->driver, i40e_driver_name, sizeof(drvinfo->driver));
1140 strlcpy(drvinfo->version, i40e_driver_version_str,
1141 sizeof(drvinfo->version));
1142 strlcpy(drvinfo->fw_version, i40e_nvm_version_str(&pf->hw),
1143 sizeof(drvinfo->fw_version));
1144 strlcpy(drvinfo->bus_info, pci_name(pf->pdev),
1145 sizeof(drvinfo->bus_info));
1146}
1147
1148static void i40e_get_ringparam(struct net_device *netdev,
1149 struct ethtool_ringparam *ring)
1150{
1151 struct i40e_netdev_priv *np = netdev_priv(netdev);
1152 struct i40e_pf *pf = np->vsi->back;
1153 struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi];
1154
1155 ring->rx_max_pending = I40E_MAX_NUM_DESCRIPTORS;
1156 ring->tx_max_pending = I40E_MAX_NUM_DESCRIPTORS;
1157 ring->rx_mini_max_pending = 0;
1158 ring->rx_jumbo_max_pending = 0;
1159 ring->rx_pending = vsi->rx_rings[0]->count;
1160 ring->tx_pending = vsi->tx_rings[0]->count;
1161 ring->rx_mini_pending = 0;
1162 ring->rx_jumbo_pending = 0;
1163}
1164
1165static int i40e_set_ringparam(struct net_device *netdev,
1166 struct ethtool_ringparam *ring)
1167{
1168 struct i40e_ring *tx_rings = NULL, *rx_rings = NULL;
1169 struct i40e_netdev_priv *np = netdev_priv(netdev);
1170 struct i40e_vsi *vsi = np->vsi;
1171 struct i40e_pf *pf = vsi->back;
1172 u32 new_rx_count, new_tx_count;
1173 int i, err = 0;
1174
1175 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
1176 return -EINVAL;
1177
1178 if (ring->tx_pending > I40E_MAX_NUM_DESCRIPTORS ||
1179 ring->tx_pending < I40E_MIN_NUM_DESCRIPTORS ||
1180 ring->rx_pending > I40E_MAX_NUM_DESCRIPTORS ||
1181 ring->rx_pending < I40E_MIN_NUM_DESCRIPTORS) {
1182 netdev_info(netdev,
1183 "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d]\n",
1184 ring->tx_pending, ring->rx_pending,
1185 I40E_MIN_NUM_DESCRIPTORS, I40E_MAX_NUM_DESCRIPTORS);
1186 return -EINVAL;
1187 }
1188
1189 new_tx_count = ALIGN(ring->tx_pending, I40E_REQ_DESCRIPTOR_MULTIPLE);
1190 new_rx_count = ALIGN(ring->rx_pending, I40E_REQ_DESCRIPTOR_MULTIPLE);
1191
1192
1193 if ((new_tx_count == vsi->tx_rings[0]->count) &&
1194 (new_rx_count == vsi->rx_rings[0]->count))
1195 return 0;
1196
1197 while (test_and_set_bit(__I40E_CONFIG_BUSY, &pf->state))
1198 usleep_range(1000, 2000);
1199
1200 if (!netif_running(vsi->netdev)) {
1201
1202 for (i = 0; i < vsi->num_queue_pairs; i++) {
1203 vsi->tx_rings[i]->count = new_tx_count;
1204 vsi->rx_rings[i]->count = new_rx_count;
1205 }
1206 goto done;
1207 }
1208
1209
1210
1211
1212
1213
1214
1215 if (new_tx_count != vsi->tx_rings[0]->count) {
1216 netdev_info(netdev,
1217 "Changing Tx descriptor count from %d to %d.\n",
1218 vsi->tx_rings[0]->count, new_tx_count);
1219 tx_rings = kcalloc(vsi->alloc_queue_pairs,
1220 sizeof(struct i40e_ring), GFP_KERNEL);
1221 if (!tx_rings) {
1222 err = -ENOMEM;
1223 goto done;
1224 }
1225
1226 for (i = 0; i < vsi->num_queue_pairs; i++) {
1227
1228 tx_rings[i] = *vsi->tx_rings[i];
1229 tx_rings[i].count = new_tx_count;
1230
1231
1232
1233 tx_rings[i].desc = NULL;
1234 tx_rings[i].rx_bi = NULL;
1235 err = i40e_setup_tx_descriptors(&tx_rings[i]);
1236 if (err) {
1237 while (i) {
1238 i--;
1239 i40e_free_tx_resources(&tx_rings[i]);
1240 }
1241 kfree(tx_rings);
1242 tx_rings = NULL;
1243
1244 goto done;
1245 }
1246 }
1247 }
1248
1249
1250 if (new_rx_count != vsi->rx_rings[0]->count) {
1251 netdev_info(netdev,
1252 "Changing Rx descriptor count from %d to %d\n",
1253 vsi->rx_rings[0]->count, new_rx_count);
1254 rx_rings = kcalloc(vsi->alloc_queue_pairs,
1255 sizeof(struct i40e_ring), GFP_KERNEL);
1256 if (!rx_rings) {
1257 err = -ENOMEM;
1258 goto free_tx;
1259 }
1260
1261 for (i = 0; i < vsi->num_queue_pairs; i++) {
1262
1263 rx_rings[i] = *vsi->rx_rings[i];
1264 rx_rings[i].count = new_rx_count;
1265
1266
1267
1268 rx_rings[i].desc = NULL;
1269 rx_rings[i].rx_bi = NULL;
1270 err = i40e_setup_rx_descriptors(&rx_rings[i]);
1271 if (err) {
1272 while (i) {
1273 i--;
1274 i40e_free_rx_resources(&rx_rings[i]);
1275 }
1276 kfree(rx_rings);
1277 rx_rings = NULL;
1278
1279 goto free_tx;
1280 }
1281 }
1282 }
1283
1284
1285
1286
1287 i40e_down(vsi);
1288
1289 if (tx_rings) {
1290 for (i = 0; i < vsi->num_queue_pairs; i++) {
1291 i40e_free_tx_resources(vsi->tx_rings[i]);
1292 *vsi->tx_rings[i] = tx_rings[i];
1293 }
1294 kfree(tx_rings);
1295 tx_rings = NULL;
1296 }
1297
1298 if (rx_rings) {
1299 for (i = 0; i < vsi->num_queue_pairs; i++) {
1300 i40e_free_rx_resources(vsi->rx_rings[i]);
1301 *vsi->rx_rings[i] = rx_rings[i];
1302 }
1303 kfree(rx_rings);
1304 rx_rings = NULL;
1305 }
1306
1307 i40e_up(vsi);
1308
1309free_tx:
1310
1311 if (tx_rings) {
1312 for (i = 0; i < vsi->num_queue_pairs; i++)
1313 i40e_free_tx_resources(&tx_rings[i]);
1314 kfree(tx_rings);
1315 tx_rings = NULL;
1316 }
1317
1318done:
1319 clear_bit(__I40E_CONFIG_BUSY, &pf->state);
1320
1321 return err;
1322}
1323
1324static int i40e_get_sset_count(struct net_device *netdev, int sset)
1325{
1326 struct i40e_netdev_priv *np = netdev_priv(netdev);
1327 struct i40e_vsi *vsi = np->vsi;
1328 struct i40e_pf *pf = vsi->back;
1329
1330 switch (sset) {
1331 case ETH_SS_TEST:
1332 return I40E_TEST_LEN;
1333 case ETH_SS_STATS:
1334 if (vsi == pf->vsi[pf->lan_vsi] && pf->hw.partition_id == 1) {
1335 int len = I40E_PF_STATS_LEN(netdev);
1336
1337 if ((pf->lan_veb != I40E_NO_VEB) &&
1338 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED))
1339 len += I40E_VEB_STATS_TOTAL;
1340 return len;
1341 } else {
1342 return I40E_VSI_STATS_LEN(netdev);
1343 }
1344 case ETH_SS_PRIV_FLAGS:
1345 return I40E_PRIV_FLAGS_STR_LEN;
1346 default:
1347 return -EOPNOTSUPP;
1348 }
1349}
1350
1351static void i40e_get_ethtool_stats(struct net_device *netdev,
1352 struct ethtool_stats *stats, u64 *data)
1353{
1354 struct i40e_netdev_priv *np = netdev_priv(netdev);
1355 struct i40e_ring *tx_ring, *rx_ring;
1356 struct i40e_vsi *vsi = np->vsi;
1357 struct i40e_pf *pf = vsi->back;
1358 int i = 0;
1359 char *p;
1360 int j;
1361 struct rtnl_link_stats64 *net_stats = i40e_get_vsi_stats_struct(vsi);
1362 unsigned int start;
1363
1364 i40e_update_stats(vsi);
1365
1366 for (j = 0; j < I40E_NETDEV_STATS_LEN; j++) {
1367 p = (char *)net_stats + i40e_gstrings_net_stats[j].stat_offset;
1368 data[i++] = (i40e_gstrings_net_stats[j].sizeof_stat ==
1369 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1370 }
1371 for (j = 0; j < I40E_MISC_STATS_LEN; j++) {
1372 p = (char *)vsi + i40e_gstrings_misc_stats[j].stat_offset;
1373 data[i++] = (i40e_gstrings_misc_stats[j].sizeof_stat ==
1374 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1375 }
1376#ifdef I40E_FCOE
1377 for (j = 0; j < I40E_FCOE_STATS_LEN; j++) {
1378 p = (char *)vsi + i40e_gstrings_fcoe_stats[j].stat_offset;
1379 data[i++] = (i40e_gstrings_fcoe_stats[j].sizeof_stat ==
1380 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1381 }
1382#endif
1383 rcu_read_lock();
1384 for (j = 0; j < vsi->num_queue_pairs; j++) {
1385 tx_ring = ACCESS_ONCE(vsi->tx_rings[j]);
1386
1387 if (!tx_ring)
1388 continue;
1389
1390
1391 do {
1392 start = u64_stats_fetch_begin_irq(&tx_ring->syncp);
1393 data[i] = tx_ring->stats.packets;
1394 data[i + 1] = tx_ring->stats.bytes;
1395 } while (u64_stats_fetch_retry_irq(&tx_ring->syncp, start));
1396 i += 2;
1397
1398
1399 rx_ring = &tx_ring[1];
1400 do {
1401 start = u64_stats_fetch_begin_irq(&rx_ring->syncp);
1402 data[i] = rx_ring->stats.packets;
1403 data[i + 1] = rx_ring->stats.bytes;
1404 } while (u64_stats_fetch_retry_irq(&rx_ring->syncp, start));
1405 i += 2;
1406 }
1407 rcu_read_unlock();
1408 if (vsi != pf->vsi[pf->lan_vsi] || pf->hw.partition_id != 1)
1409 return;
1410
1411 if ((pf->lan_veb != I40E_NO_VEB) &&
1412 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
1413 struct i40e_veb *veb = pf->veb[pf->lan_veb];
1414
1415 for (j = 0; j < I40E_VEB_STATS_LEN; j++) {
1416 p = (char *)veb;
1417 p += i40e_gstrings_veb_stats[j].stat_offset;
1418 data[i++] = (i40e_gstrings_veb_stats[j].sizeof_stat ==
1419 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1420 }
1421 for (j = 0; j < I40E_MAX_TRAFFIC_CLASS; j++) {
1422 data[i++] = veb->tc_stats.tc_tx_packets[j];
1423 data[i++] = veb->tc_stats.tc_tx_bytes[j];
1424 data[i++] = veb->tc_stats.tc_rx_packets[j];
1425 data[i++] = veb->tc_stats.tc_rx_bytes[j];
1426 }
1427 }
1428 for (j = 0; j < I40E_GLOBAL_STATS_LEN; j++) {
1429 p = (char *)pf + i40e_gstrings_stats[j].stat_offset;
1430 data[i++] = (i40e_gstrings_stats[j].sizeof_stat ==
1431 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1432 }
1433 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) {
1434 data[i++] = pf->stats.priority_xon_tx[j];
1435 data[i++] = pf->stats.priority_xoff_tx[j];
1436 }
1437 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) {
1438 data[i++] = pf->stats.priority_xon_rx[j];
1439 data[i++] = pf->stats.priority_xoff_rx[j];
1440 }
1441 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++)
1442 data[i++] = pf->stats.priority_xon_2_xoff[j];
1443}
1444
1445static void i40e_get_strings(struct net_device *netdev, u32 stringset,
1446 u8 *data)
1447{
1448 struct i40e_netdev_priv *np = netdev_priv(netdev);
1449 struct i40e_vsi *vsi = np->vsi;
1450 struct i40e_pf *pf = vsi->back;
1451 char *p = (char *)data;
1452 int i;
1453
1454 switch (stringset) {
1455 case ETH_SS_TEST:
1456 for (i = 0; i < I40E_TEST_LEN; i++) {
1457 memcpy(data, i40e_gstrings_test[i], ETH_GSTRING_LEN);
1458 data += ETH_GSTRING_LEN;
1459 }
1460 break;
1461 case ETH_SS_STATS:
1462 for (i = 0; i < I40E_NETDEV_STATS_LEN; i++) {
1463 snprintf(p, ETH_GSTRING_LEN, "%s",
1464 i40e_gstrings_net_stats[i].stat_string);
1465 p += ETH_GSTRING_LEN;
1466 }
1467 for (i = 0; i < I40E_MISC_STATS_LEN; i++) {
1468 snprintf(p, ETH_GSTRING_LEN, "%s",
1469 i40e_gstrings_misc_stats[i].stat_string);
1470 p += ETH_GSTRING_LEN;
1471 }
1472#ifdef I40E_FCOE
1473 for (i = 0; i < I40E_FCOE_STATS_LEN; i++) {
1474 snprintf(p, ETH_GSTRING_LEN, "%s",
1475 i40e_gstrings_fcoe_stats[i].stat_string);
1476 p += ETH_GSTRING_LEN;
1477 }
1478#endif
1479 for (i = 0; i < vsi->num_queue_pairs; i++) {
1480 snprintf(p, ETH_GSTRING_LEN, "tx-%u.tx_packets", i);
1481 p += ETH_GSTRING_LEN;
1482 snprintf(p, ETH_GSTRING_LEN, "tx-%u.tx_bytes", i);
1483 p += ETH_GSTRING_LEN;
1484 snprintf(p, ETH_GSTRING_LEN, "rx-%u.rx_packets", i);
1485 p += ETH_GSTRING_LEN;
1486 snprintf(p, ETH_GSTRING_LEN, "rx-%u.rx_bytes", i);
1487 p += ETH_GSTRING_LEN;
1488 }
1489 if (vsi != pf->vsi[pf->lan_vsi] || pf->hw.partition_id != 1)
1490 return;
1491
1492 if ((pf->lan_veb != I40E_NO_VEB) &&
1493 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
1494 for (i = 0; i < I40E_VEB_STATS_LEN; i++) {
1495 snprintf(p, ETH_GSTRING_LEN, "veb.%s",
1496 i40e_gstrings_veb_stats[i].stat_string);
1497 p += ETH_GSTRING_LEN;
1498 }
1499 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
1500 snprintf(p, ETH_GSTRING_LEN,
1501 "veb.tc_%u_tx_packets", i);
1502 p += ETH_GSTRING_LEN;
1503 snprintf(p, ETH_GSTRING_LEN,
1504 "veb.tc_%u_tx_bytes", i);
1505 p += ETH_GSTRING_LEN;
1506 snprintf(p, ETH_GSTRING_LEN,
1507 "veb.tc_%u_rx_packets", i);
1508 p += ETH_GSTRING_LEN;
1509 snprintf(p, ETH_GSTRING_LEN,
1510 "veb.tc_%u_rx_bytes", i);
1511 p += ETH_GSTRING_LEN;
1512 }
1513 }
1514 for (i = 0; i < I40E_GLOBAL_STATS_LEN; i++) {
1515 snprintf(p, ETH_GSTRING_LEN, "port.%s",
1516 i40e_gstrings_stats[i].stat_string);
1517 p += ETH_GSTRING_LEN;
1518 }
1519 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
1520 snprintf(p, ETH_GSTRING_LEN,
1521 "port.tx_priority_%u_xon", i);
1522 p += ETH_GSTRING_LEN;
1523 snprintf(p, ETH_GSTRING_LEN,
1524 "port.tx_priority_%u_xoff", i);
1525 p += ETH_GSTRING_LEN;
1526 }
1527 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
1528 snprintf(p, ETH_GSTRING_LEN,
1529 "port.rx_priority_%u_xon", i);
1530 p += ETH_GSTRING_LEN;
1531 snprintf(p, ETH_GSTRING_LEN,
1532 "port.rx_priority_%u_xoff", i);
1533 p += ETH_GSTRING_LEN;
1534 }
1535 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
1536 snprintf(p, ETH_GSTRING_LEN,
1537 "port.rx_priority_%u_xon_2_xoff", i);
1538 p += ETH_GSTRING_LEN;
1539 }
1540
1541 break;
1542 case ETH_SS_PRIV_FLAGS:
1543 for (i = 0; i < I40E_PRIV_FLAGS_STR_LEN; i++) {
1544 memcpy(data, i40e_priv_flags_strings[i],
1545 ETH_GSTRING_LEN);
1546 data += ETH_GSTRING_LEN;
1547 }
1548 break;
1549 default:
1550 break;
1551 }
1552}
1553
1554static int i40e_get_ts_info(struct net_device *dev,
1555 struct ethtool_ts_info *info)
1556{
1557 struct i40e_pf *pf = i40e_netdev_to_pf(dev);
1558
1559
1560 if (!(pf->flags & I40E_FLAG_PTP))
1561 return ethtool_op_get_ts_info(dev, info);
1562
1563 info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
1564 SOF_TIMESTAMPING_RX_SOFTWARE |
1565 SOF_TIMESTAMPING_SOFTWARE |
1566 SOF_TIMESTAMPING_TX_HARDWARE |
1567 SOF_TIMESTAMPING_RX_HARDWARE |
1568 SOF_TIMESTAMPING_RAW_HARDWARE;
1569
1570 if (pf->ptp_clock)
1571 info->phc_index = ptp_clock_index(pf->ptp_clock);
1572 else
1573 info->phc_index = -1;
1574
1575 info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON);
1576
1577 info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
1578 BIT(HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
1579 BIT(HWTSTAMP_FILTER_PTP_V2_EVENT);
1580
1581 return 0;
1582}
1583
1584static int i40e_link_test(struct net_device *netdev, u64 *data)
1585{
1586 struct i40e_netdev_priv *np = netdev_priv(netdev);
1587 struct i40e_pf *pf = np->vsi->back;
1588 i40e_status status;
1589 bool link_up = false;
1590
1591 netif_info(pf, hw, netdev, "link test\n");
1592 status = i40e_get_link_status(&pf->hw, &link_up);
1593 if (status) {
1594 netif_err(pf, drv, netdev, "link query timed out, please retry test\n");
1595 *data = 1;
1596 return *data;
1597 }
1598
1599 if (link_up)
1600 *data = 0;
1601 else
1602 *data = 1;
1603
1604 return *data;
1605}
1606
1607static int i40e_reg_test(struct net_device *netdev, u64 *data)
1608{
1609 struct i40e_netdev_priv *np = netdev_priv(netdev);
1610 struct i40e_pf *pf = np->vsi->back;
1611
1612 netif_info(pf, hw, netdev, "register test\n");
1613 *data = i40e_diag_reg_test(&pf->hw);
1614
1615 return *data;
1616}
1617
1618static int i40e_eeprom_test(struct net_device *netdev, u64 *data)
1619{
1620 struct i40e_netdev_priv *np = netdev_priv(netdev);
1621 struct i40e_pf *pf = np->vsi->back;
1622
1623 netif_info(pf, hw, netdev, "eeprom test\n");
1624 *data = i40e_diag_eeprom_test(&pf->hw);
1625
1626
1627 pf->hw.nvmupd_state = I40E_NVMUPD_STATE_INIT;
1628
1629 return *data;
1630}
1631
1632static int i40e_intr_test(struct net_device *netdev, u64 *data)
1633{
1634 struct i40e_netdev_priv *np = netdev_priv(netdev);
1635 struct i40e_pf *pf = np->vsi->back;
1636 u16 swc_old = pf->sw_int_count;
1637
1638 netif_info(pf, hw, netdev, "interrupt test\n");
1639 wr32(&pf->hw, I40E_PFINT_DYN_CTL0,
1640 (I40E_PFINT_DYN_CTL0_INTENA_MASK |
1641 I40E_PFINT_DYN_CTL0_SWINT_TRIG_MASK |
1642 I40E_PFINT_DYN_CTL0_ITR_INDX_MASK |
1643 I40E_PFINT_DYN_CTL0_SW_ITR_INDX_ENA_MASK |
1644 I40E_PFINT_DYN_CTL0_SW_ITR_INDX_MASK));
1645 usleep_range(1000, 2000);
1646 *data = (swc_old == pf->sw_int_count);
1647
1648 return *data;
1649}
1650
1651static int i40e_loopback_test(struct net_device *netdev, u64 *data)
1652{
1653 struct i40e_netdev_priv *np = netdev_priv(netdev);
1654 struct i40e_pf *pf = np->vsi->back;
1655
1656 netif_info(pf, hw, netdev, "loopback test not implemented\n");
1657 *data = 0;
1658
1659 return *data;
1660}
1661
1662static inline bool i40e_active_vfs(struct i40e_pf *pf)
1663{
1664 struct i40e_vf *vfs = pf->vf;
1665 int i;
1666
1667 for (i = 0; i < pf->num_alloc_vfs; i++)
1668 if (test_bit(I40E_VF_STAT_ACTIVE, &vfs[i].vf_states))
1669 return true;
1670 return false;
1671}
1672
1673static inline bool i40e_active_vmdqs(struct i40e_pf *pf)
1674{
1675 struct i40e_vsi **vsi = pf->vsi;
1676 int i;
1677
1678 for (i = 0; i < pf->num_alloc_vsi; i++) {
1679 if (!vsi[i])
1680 continue;
1681 if (vsi[i]->type == I40E_VSI_VMDQ2)
1682 return true;
1683 }
1684
1685 return false;
1686}
1687
1688static void i40e_diag_test(struct net_device *netdev,
1689 struct ethtool_test *eth_test, u64 *data)
1690{
1691 struct i40e_netdev_priv *np = netdev_priv(netdev);
1692 bool if_running = netif_running(netdev);
1693 struct i40e_pf *pf = np->vsi->back;
1694
1695 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1696
1697 netif_info(pf, drv, netdev, "offline testing starting\n");
1698
1699 set_bit(__I40E_TESTING, &pf->state);
1700
1701 if (i40e_active_vfs(pf) || i40e_active_vmdqs(pf)) {
1702 dev_warn(&pf->pdev->dev,
1703 "Please take active VFs and Netqueues offline and restart the adapter before running NIC diagnostics\n");
1704 data[I40E_ETH_TEST_REG] = 1;
1705 data[I40E_ETH_TEST_EEPROM] = 1;
1706 data[I40E_ETH_TEST_INTR] = 1;
1707 data[I40E_ETH_TEST_LOOPBACK] = 1;
1708 data[I40E_ETH_TEST_LINK] = 1;
1709 eth_test->flags |= ETH_TEST_FL_FAILED;
1710 clear_bit(__I40E_TESTING, &pf->state);
1711 goto skip_ol_tests;
1712 }
1713
1714
1715 if (if_running)
1716
1717 dev_close(netdev);
1718 else
1719
1720
1721
1722
1723
1724 i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
1725
1726 if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK]))
1727 eth_test->flags |= ETH_TEST_FL_FAILED;
1728
1729 if (i40e_eeprom_test(netdev, &data[I40E_ETH_TEST_EEPROM]))
1730 eth_test->flags |= ETH_TEST_FL_FAILED;
1731
1732 if (i40e_intr_test(netdev, &data[I40E_ETH_TEST_INTR]))
1733 eth_test->flags |= ETH_TEST_FL_FAILED;
1734
1735 if (i40e_loopback_test(netdev, &data[I40E_ETH_TEST_LOOPBACK]))
1736 eth_test->flags |= ETH_TEST_FL_FAILED;
1737
1738
1739 if (i40e_reg_test(netdev, &data[I40E_ETH_TEST_REG]))
1740 eth_test->flags |= ETH_TEST_FL_FAILED;
1741
1742 clear_bit(__I40E_TESTING, &pf->state);
1743 i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
1744
1745 if (if_running)
1746 dev_open(netdev);
1747 } else {
1748
1749 netif_info(pf, drv, netdev, "online testing starting\n");
1750
1751 if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK]))
1752 eth_test->flags |= ETH_TEST_FL_FAILED;
1753
1754
1755 data[I40E_ETH_TEST_REG] = 0;
1756 data[I40E_ETH_TEST_EEPROM] = 0;
1757 data[I40E_ETH_TEST_INTR] = 0;
1758 data[I40E_ETH_TEST_LOOPBACK] = 0;
1759 }
1760
1761skip_ol_tests:
1762
1763 netif_info(pf, drv, netdev, "testing finished\n");
1764}
1765
1766static void i40e_get_wol(struct net_device *netdev,
1767 struct ethtool_wolinfo *wol)
1768{
1769 struct i40e_netdev_priv *np = netdev_priv(netdev);
1770 struct i40e_pf *pf = np->vsi->back;
1771 struct i40e_hw *hw = &pf->hw;
1772 u16 wol_nvm_bits;
1773
1774
1775 i40e_read_nvm_word(hw, I40E_SR_NVM_WAKE_ON_LAN, &wol_nvm_bits);
1776 if ((BIT(hw->port) & wol_nvm_bits) || (hw->partition_id != 1)) {
1777 wol->supported = 0;
1778 wol->wolopts = 0;
1779 } else {
1780 wol->supported = WAKE_MAGIC;
1781 wol->wolopts = (pf->wol_en ? WAKE_MAGIC : 0);
1782 }
1783}
1784
1785
1786
1787
1788
1789
1790static int i40e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1791{
1792 struct i40e_netdev_priv *np = netdev_priv(netdev);
1793 struct i40e_pf *pf = np->vsi->back;
1794 struct i40e_vsi *vsi = np->vsi;
1795 struct i40e_hw *hw = &pf->hw;
1796 u16 wol_nvm_bits;
1797
1798
1799 if (hw->partition_id != 1) {
1800 i40e_partition_setting_complaint(pf);
1801 return -EOPNOTSUPP;
1802 }
1803
1804 if (vsi != pf->vsi[pf->lan_vsi])
1805 return -EOPNOTSUPP;
1806
1807
1808 i40e_read_nvm_word(hw, I40E_SR_NVM_WAKE_ON_LAN, &wol_nvm_bits);
1809 if (BIT(hw->port) & wol_nvm_bits)
1810 return -EOPNOTSUPP;
1811
1812
1813 if (wol->wolopts && (wol->wolopts != WAKE_MAGIC))
1814 return -EOPNOTSUPP;
1815
1816
1817 if (pf->wol_en != !!wol->wolopts) {
1818 pf->wol_en = !!wol->wolopts;
1819 device_set_wakeup_enable(&pf->pdev->dev, pf->wol_en);
1820 }
1821
1822 return 0;
1823}
1824
1825static int i40e_set_phys_id(struct net_device *netdev,
1826 enum ethtool_phys_id_state state)
1827{
1828 struct i40e_netdev_priv *np = netdev_priv(netdev);
1829 i40e_status ret = 0;
1830 struct i40e_pf *pf = np->vsi->back;
1831 struct i40e_hw *hw = &pf->hw;
1832 int blink_freq = 2;
1833 u16 temp_status;
1834
1835 switch (state) {
1836 case ETHTOOL_ID_ACTIVE:
1837 if (!(pf->flags & I40E_FLAG_HAVE_10GBASET_PHY)) {
1838 pf->led_status = i40e_led_get(hw);
1839 } else {
1840 i40e_aq_set_phy_debug(hw, I40E_PHY_DEBUG_PORT, NULL);
1841 ret = i40e_led_get_phy(hw, &temp_status,
1842 &pf->phy_led_val);
1843 pf->led_status = temp_status;
1844 }
1845 return blink_freq;
1846 case ETHTOOL_ID_ON:
1847 if (!(pf->flags & I40E_FLAG_HAVE_10GBASET_PHY))
1848 i40e_led_set(hw, 0xf, false);
1849 else
1850 ret = i40e_led_set_phy(hw, true, pf->led_status, 0);
1851 break;
1852 case ETHTOOL_ID_OFF:
1853 if (!(pf->flags & I40E_FLAG_HAVE_10GBASET_PHY))
1854 i40e_led_set(hw, 0x0, false);
1855 else
1856 ret = i40e_led_set_phy(hw, false, pf->led_status, 0);
1857 break;
1858 case ETHTOOL_ID_INACTIVE:
1859 if (!(pf->flags & I40E_FLAG_HAVE_10GBASET_PHY)) {
1860 i40e_led_set(hw, false, pf->led_status);
1861 } else {
1862 ret = i40e_led_set_phy(hw, false, pf->led_status,
1863 (pf->phy_led_val |
1864 I40E_PHY_LED_MODE_ORIG));
1865 i40e_aq_set_phy_debug(hw, 0, NULL);
1866 }
1867 break;
1868 default:
1869 break;
1870 }
1871 if (ret)
1872 return -ENOENT;
1873 else
1874 return 0;
1875}
1876
1877
1878
1879
1880
1881
1882static int __i40e_get_coalesce(struct net_device *netdev,
1883 struct ethtool_coalesce *ec,
1884 int queue)
1885{
1886 struct i40e_netdev_priv *np = netdev_priv(netdev);
1887 struct i40e_vsi *vsi = np->vsi;
1888
1889 ec->tx_max_coalesced_frames_irq = vsi->work_limit;
1890 ec->rx_max_coalesced_frames_irq = vsi->work_limit;
1891
1892
1893
1894
1895 if (queue < 0) {
1896 queue = 0;
1897 } else if (queue >= vsi->num_queue_pairs) {
1898 return -EINVAL;
1899 }
1900
1901 if (ITR_IS_DYNAMIC(vsi->rx_rings[queue]->rx_itr_setting))
1902 ec->use_adaptive_rx_coalesce = 1;
1903
1904 if (ITR_IS_DYNAMIC(vsi->tx_rings[queue]->tx_itr_setting))
1905 ec->use_adaptive_tx_coalesce = 1;
1906
1907 ec->rx_coalesce_usecs = vsi->rx_rings[queue]->rx_itr_setting & ~I40E_ITR_DYNAMIC;
1908 ec->tx_coalesce_usecs = vsi->tx_rings[queue]->tx_itr_setting & ~I40E_ITR_DYNAMIC;
1909
1910
1911
1912
1913
1914
1915
1916 ec->rx_coalesce_usecs_high = vsi->int_rate_limit;
1917 ec->tx_coalesce_usecs_high = vsi->int_rate_limit;
1918
1919 return 0;
1920}
1921
1922static int i40e_get_coalesce(struct net_device *netdev,
1923 struct ethtool_coalesce *ec)
1924{
1925 return __i40e_get_coalesce(netdev, ec, -1);
1926}
1927
1928static int i40e_get_per_queue_coalesce(struct net_device *netdev, u32 queue,
1929 struct ethtool_coalesce *ec)
1930{
1931 return __i40e_get_coalesce(netdev, ec, queue);
1932}
1933
1934static void i40e_set_itr_per_queue(struct i40e_vsi *vsi,
1935 struct ethtool_coalesce *ec,
1936 int queue)
1937{
1938 struct i40e_pf *pf = vsi->back;
1939 struct i40e_hw *hw = &pf->hw;
1940 struct i40e_q_vector *q_vector;
1941 u16 vector, intrl;
1942
1943 intrl = INTRL_USEC_TO_REG(vsi->int_rate_limit);
1944
1945 vsi->rx_rings[queue]->rx_itr_setting = ec->rx_coalesce_usecs;
1946 vsi->tx_rings[queue]->tx_itr_setting = ec->tx_coalesce_usecs;
1947
1948 if (ec->use_adaptive_rx_coalesce)
1949 vsi->rx_rings[queue]->rx_itr_setting |= I40E_ITR_DYNAMIC;
1950 else
1951 vsi->rx_rings[queue]->rx_itr_setting &= ~I40E_ITR_DYNAMIC;
1952
1953 if (ec->use_adaptive_tx_coalesce)
1954 vsi->tx_rings[queue]->tx_itr_setting |= I40E_ITR_DYNAMIC;
1955 else
1956 vsi->tx_rings[queue]->tx_itr_setting &= ~I40E_ITR_DYNAMIC;
1957
1958 q_vector = vsi->rx_rings[queue]->q_vector;
1959 q_vector->rx.itr = ITR_TO_REG(vsi->rx_rings[queue]->rx_itr_setting);
1960 vector = vsi->base_vector + q_vector->v_idx;
1961 wr32(hw, I40E_PFINT_ITRN(I40E_RX_ITR, vector - 1), q_vector->rx.itr);
1962
1963 q_vector = vsi->tx_rings[queue]->q_vector;
1964 q_vector->tx.itr = ITR_TO_REG(vsi->tx_rings[queue]->tx_itr_setting);
1965 vector = vsi->base_vector + q_vector->v_idx;
1966 wr32(hw, I40E_PFINT_ITRN(I40E_TX_ITR, vector - 1), q_vector->tx.itr);
1967
1968 wr32(hw, I40E_PFINT_RATEN(vector - 1), intrl);
1969 i40e_flush(hw);
1970}
1971
1972static int __i40e_set_coalesce(struct net_device *netdev,
1973 struct ethtool_coalesce *ec,
1974 int queue)
1975{
1976 struct i40e_netdev_priv *np = netdev_priv(netdev);
1977 struct i40e_vsi *vsi = np->vsi;
1978 struct i40e_pf *pf = vsi->back;
1979 int i;
1980
1981 if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq)
1982 vsi->work_limit = ec->tx_max_coalesced_frames_irq;
1983
1984
1985 if (ec->tx_coalesce_usecs_high != vsi->int_rate_limit) {
1986 netif_info(pf, drv, netdev, "tx-usecs-high is not used, please program rx-usecs-high\n");
1987 return -EINVAL;
1988 }
1989
1990 if (ec->rx_coalesce_usecs_high >= INTRL_REG_TO_USEC(I40E_MAX_INTRL)) {
1991 netif_info(pf, drv, netdev, "Invalid value, rx-usecs-high range is 0-235\n");
1992 return -EINVAL;
1993 }
1994
1995 if (ec->rx_coalesce_usecs == 0) {
1996 if (ec->use_adaptive_rx_coalesce)
1997 netif_info(pf, drv, netdev, "rx-usecs=0, need to disable adaptive-rx for a complete disable\n");
1998 } else if ((ec->rx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
1999 (ec->rx_coalesce_usecs > (I40E_MAX_ITR << 1))) {
2000 netif_info(pf, drv, netdev, "Invalid value, rx-usecs range is 0-8160\n");
2001 return -EINVAL;
2002 }
2003
2004 vsi->int_rate_limit = ec->rx_coalesce_usecs_high;
2005
2006 if (ec->tx_coalesce_usecs == 0) {
2007 if (ec->use_adaptive_tx_coalesce)
2008 netif_info(pf, drv, netdev, "tx-usecs=0, need to disable adaptive-tx for a complete disable\n");
2009 } else if ((ec->tx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
2010 (ec->tx_coalesce_usecs > (I40E_MAX_ITR << 1))) {
2011 netif_info(pf, drv, netdev, "Invalid value, tx-usecs range is 0-8160\n");
2012 return -EINVAL;
2013 }
2014
2015
2016
2017
2018 if (queue < 0) {
2019 for (i = 0; i < vsi->num_queue_pairs; i++)
2020 i40e_set_itr_per_queue(vsi, ec, i);
2021 } else if (queue < vsi->num_queue_pairs) {
2022 i40e_set_itr_per_queue(vsi, ec, queue);
2023 } else {
2024 netif_info(pf, drv, netdev, "Invalid queue value, queue range is 0 - %d\n",
2025 vsi->num_queue_pairs - 1);
2026 return -EINVAL;
2027 }
2028
2029 return 0;
2030}
2031
2032static int i40e_set_coalesce(struct net_device *netdev,
2033 struct ethtool_coalesce *ec)
2034{
2035 return __i40e_set_coalesce(netdev, ec, -1);
2036}
2037
2038static int i40e_set_per_queue_coalesce(struct net_device *netdev, u32 queue,
2039 struct ethtool_coalesce *ec)
2040{
2041 return __i40e_set_coalesce(netdev, ec, queue);
2042}
2043
2044
2045
2046
2047
2048
2049
2050
2051static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd)
2052{
2053 cmd->data = 0;
2054
2055 if (pf->vsi[pf->lan_vsi]->rxnfc.data != 0) {
2056 cmd->data = pf->vsi[pf->lan_vsi]->rxnfc.data;
2057 cmd->flow_type = pf->vsi[pf->lan_vsi]->rxnfc.flow_type;
2058 return 0;
2059 }
2060
2061 switch (cmd->flow_type) {
2062 case TCP_V4_FLOW:
2063 case UDP_V4_FLOW:
2064 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2065
2066 case SCTP_V4_FLOW:
2067 case AH_ESP_V4_FLOW:
2068 case AH_V4_FLOW:
2069 case ESP_V4_FLOW:
2070 case IPV4_FLOW:
2071 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2072 break;
2073 case TCP_V6_FLOW:
2074 case UDP_V6_FLOW:
2075 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2076
2077 case SCTP_V6_FLOW:
2078 case AH_ESP_V6_FLOW:
2079 case AH_V6_FLOW:
2080 case ESP_V6_FLOW:
2081 case IPV6_FLOW:
2082 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2083 break;
2084 default:
2085 return -EINVAL;
2086 }
2087
2088 return 0;
2089}
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102static int i40e_get_ethtool_fdir_all(struct i40e_pf *pf,
2103 struct ethtool_rxnfc *cmd,
2104 u32 *rule_locs)
2105{
2106 struct i40e_fdir_filter *rule;
2107 struct hlist_node *node2;
2108 int cnt = 0;
2109
2110
2111 cmd->data = i40e_get_fd_cnt_all(pf);
2112
2113 hlist_for_each_entry_safe(rule, node2,
2114 &pf->fdir_filter_list, fdir_node) {
2115 if (cnt == cmd->rule_cnt)
2116 return -EMSGSIZE;
2117
2118 rule_locs[cnt] = rule->fd_id;
2119 cnt++;
2120 }
2121
2122 cmd->rule_cnt = cnt;
2123
2124 return 0;
2125}
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137static int i40e_get_ethtool_fdir_entry(struct i40e_pf *pf,
2138 struct ethtool_rxnfc *cmd)
2139{
2140 struct ethtool_rx_flow_spec *fsp =
2141 (struct ethtool_rx_flow_spec *)&cmd->fs;
2142 struct i40e_fdir_filter *rule = NULL;
2143 struct hlist_node *node2;
2144
2145 hlist_for_each_entry_safe(rule, node2,
2146 &pf->fdir_filter_list, fdir_node) {
2147 if (fsp->location <= rule->fd_id)
2148 break;
2149 }
2150
2151 if (!rule || fsp->location != rule->fd_id)
2152 return -EINVAL;
2153
2154 fsp->flow_type = rule->flow_type;
2155 if (fsp->flow_type == IP_USER_FLOW) {
2156 fsp->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4;
2157 fsp->h_u.usr_ip4_spec.proto = 0;
2158 fsp->m_u.usr_ip4_spec.proto = 0;
2159 }
2160
2161
2162
2163
2164 fsp->h_u.tcp_ip4_spec.psrc = rule->dst_port;
2165 fsp->h_u.tcp_ip4_spec.pdst = rule->src_port;
2166 fsp->h_u.tcp_ip4_spec.ip4src = rule->dst_ip[0];
2167 fsp->h_u.tcp_ip4_spec.ip4dst = rule->src_ip[0];
2168
2169 if (rule->dest_ctl == I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET)
2170 fsp->ring_cookie = RX_CLS_FLOW_DISC;
2171 else
2172 fsp->ring_cookie = rule->q_index;
2173
2174 if (rule->dest_vsi != pf->vsi[pf->lan_vsi]->id) {
2175 struct i40e_vsi *vsi;
2176
2177 vsi = i40e_find_vsi_from_id(pf, rule->dest_vsi);
2178 if (vsi && vsi->type == I40E_VSI_SRIOV) {
2179 fsp->h_ext.data[1] = htonl(vsi->vf_id);
2180 fsp->m_ext.data[1] = htonl(0x1);
2181 }
2182 }
2183
2184 return 0;
2185}
2186
2187
2188
2189
2190
2191
2192
2193
2194static int i40e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
2195 u32 *rule_locs)
2196{
2197 struct i40e_netdev_priv *np = netdev_priv(netdev);
2198 struct i40e_vsi *vsi = np->vsi;
2199 struct i40e_pf *pf = vsi->back;
2200 int ret = -EOPNOTSUPP;
2201
2202 switch (cmd->cmd) {
2203 case ETHTOOL_GRXRINGS:
2204 cmd->data = vsi->num_queue_pairs;
2205 ret = 0;
2206 break;
2207 case ETHTOOL_GRXFH:
2208 ret = i40e_get_rss_hash_opts(pf, cmd);
2209 break;
2210 case ETHTOOL_GRXCLSRLCNT:
2211 cmd->rule_cnt = pf->fdir_pf_active_filters;
2212
2213 cmd->data = i40e_get_fd_cnt_all(pf);
2214 ret = 0;
2215 break;
2216 case ETHTOOL_GRXCLSRULE:
2217 ret = i40e_get_ethtool_fdir_entry(pf, cmd);
2218 break;
2219 case ETHTOOL_GRXCLSRLALL:
2220 ret = i40e_get_ethtool_fdir_all(pf, cmd, rule_locs);
2221 break;
2222 default:
2223 break;
2224 }
2225
2226 return ret;
2227}
2228
2229
2230
2231
2232
2233
2234
2235
2236static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
2237{
2238 struct i40e_hw *hw = &pf->hw;
2239 u64 hena = (u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(0)) |
2240 ((u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(1)) << 32);
2241
2242
2243
2244
2245 if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
2246 RXH_L4_B_0_1 | RXH_L4_B_2_3))
2247 return -EINVAL;
2248
2249
2250 if (!(nfc->data & RXH_IP_SRC) ||
2251 !(nfc->data & RXH_IP_DST))
2252 return -EINVAL;
2253
2254 switch (nfc->flow_type) {
2255 case TCP_V4_FLOW:
2256 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2257 case 0:
2258 return -EINVAL;
2259 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2260 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2261 hena |=
2262 BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
2263
2264 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP);
2265 break;
2266 default:
2267 return -EINVAL;
2268 }
2269 break;
2270 case TCP_V6_FLOW:
2271 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2272 case 0:
2273 return -EINVAL;
2274 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2275 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2276 hena |=
2277 BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK);
2278
2279 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP);
2280 break;
2281 default:
2282 return -EINVAL;
2283 }
2284 break;
2285 case UDP_V4_FLOW:
2286 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2287 case 0:
2288 return -EINVAL;
2289 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2290 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2291 hena |=
2292 BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
2293 BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP);
2294
2295 hena |= (BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_UDP) |
2296 BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4));
2297 break;
2298 default:
2299 return -EINVAL;
2300 }
2301 break;
2302 case UDP_V6_FLOW:
2303 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2304 case 0:
2305 return -EINVAL;
2306 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2307 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2308 hena |=
2309 BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
2310 BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP);
2311
2312 hena |= (BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_UDP) |
2313 BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6));
2314 break;
2315 default:
2316 return -EINVAL;
2317 }
2318 break;
2319 case AH_ESP_V4_FLOW:
2320 case AH_V4_FLOW:
2321 case ESP_V4_FLOW:
2322 case SCTP_V4_FLOW:
2323 if ((nfc->data & RXH_L4_B_0_1) ||
2324 (nfc->data & RXH_L4_B_2_3))
2325 return -EINVAL;
2326 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_OTHER);
2327 break;
2328 case AH_ESP_V6_FLOW:
2329 case AH_V6_FLOW:
2330 case ESP_V6_FLOW:
2331 case SCTP_V6_FLOW:
2332 if ((nfc->data & RXH_L4_B_0_1) ||
2333 (nfc->data & RXH_L4_B_2_3))
2334 return -EINVAL;
2335 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_OTHER);
2336 break;
2337 case IPV4_FLOW:
2338 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_OTHER) |
2339 BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4);
2340 break;
2341 case IPV6_FLOW:
2342 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_OTHER) |
2343 BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6);
2344 break;
2345 default:
2346 return -EINVAL;
2347 }
2348
2349 i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), (u32)hena);
2350 i40e_write_rx_ctl(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32));
2351 i40e_flush(hw);
2352
2353
2354 pf->vsi[pf->lan_vsi]->rxnfc = *nfc;
2355
2356 return 0;
2357}
2358
2359
2360
2361
2362
2363
2364
2365
2366static bool i40e_match_fdir_input_set(struct i40e_fdir_filter *rule,
2367 struct i40e_fdir_filter *input)
2368{
2369 if ((rule->dst_ip[0] != input->dst_ip[0]) ||
2370 (rule->src_ip[0] != input->src_ip[0]) ||
2371 (rule->dst_port != input->dst_port) ||
2372 (rule->src_port != input->src_port))
2373 return false;
2374 return true;
2375}
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389static int i40e_update_ethtool_fdir_entry(struct i40e_vsi *vsi,
2390 struct i40e_fdir_filter *input,
2391 u16 sw_idx,
2392 struct ethtool_rxnfc *cmd)
2393{
2394 struct i40e_fdir_filter *rule, *parent;
2395 struct i40e_pf *pf = vsi->back;
2396 struct hlist_node *node2;
2397 int err = -EINVAL;
2398
2399 parent = NULL;
2400 rule = NULL;
2401
2402 hlist_for_each_entry_safe(rule, node2,
2403 &pf->fdir_filter_list, fdir_node) {
2404
2405 if (rule->fd_id >= sw_idx)
2406 break;
2407 parent = rule;
2408 }
2409
2410
2411 if (rule && (rule->fd_id == sw_idx)) {
2412 if (input && !i40e_match_fdir_input_set(rule, input))
2413 err = i40e_add_del_fdir(vsi, rule, false);
2414 else if (!input)
2415 err = i40e_add_del_fdir(vsi, rule, false);
2416 hlist_del(&rule->fdir_node);
2417 kfree(rule);
2418 pf->fdir_pf_active_filters--;
2419 }
2420
2421
2422
2423
2424 if (!input)
2425 return err;
2426
2427
2428 INIT_HLIST_NODE(&input->fdir_node);
2429
2430
2431 if (parent)
2432 hlist_add_behind(&input->fdir_node, &parent->fdir_node);
2433 else
2434 hlist_add_head(&input->fdir_node,
2435 &pf->fdir_filter_list);
2436
2437
2438 pf->fdir_pf_active_filters++;
2439
2440 return 0;
2441}
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453static int i40e_del_fdir_entry(struct i40e_vsi *vsi,
2454 struct ethtool_rxnfc *cmd)
2455{
2456 struct ethtool_rx_flow_spec *fsp =
2457 (struct ethtool_rx_flow_spec *)&cmd->fs;
2458 struct i40e_pf *pf = vsi->back;
2459 int ret = 0;
2460
2461 if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
2462 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
2463 return -EBUSY;
2464
2465 if (test_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state))
2466 return -EBUSY;
2467
2468 ret = i40e_update_ethtool_fdir_entry(vsi, NULL, fsp->location, cmd);
2469
2470 i40e_fdir_check_and_reenable(pf);
2471 return ret;
2472}
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi,
2483 struct ethtool_rxnfc *cmd)
2484{
2485 struct ethtool_rx_flow_spec *fsp;
2486 struct i40e_fdir_filter *input;
2487 struct i40e_pf *pf;
2488 int ret = -EINVAL;
2489 u16 vf_id;
2490
2491 if (!vsi)
2492 return -EINVAL;
2493
2494 pf = vsi->back;
2495
2496 if (!(pf->flags & I40E_FLAG_FD_SB_ENABLED))
2497 return -EOPNOTSUPP;
2498
2499 if (pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED)
2500 return -ENOSPC;
2501
2502 if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
2503 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
2504 return -EBUSY;
2505
2506 if (test_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state))
2507 return -EBUSY;
2508
2509 fsp = (struct ethtool_rx_flow_spec *)&cmd->fs;
2510
2511 if (fsp->location >= (pf->hw.func_caps.fd_filters_best_effort +
2512 pf->hw.func_caps.fd_filters_guaranteed)) {
2513 return -EINVAL;
2514 }
2515
2516 if ((fsp->ring_cookie != RX_CLS_FLOW_DISC) &&
2517 (fsp->ring_cookie >= vsi->num_queue_pairs))
2518 return -EINVAL;
2519
2520 input = kzalloc(sizeof(*input), GFP_KERNEL);
2521
2522 if (!input)
2523 return -ENOMEM;
2524
2525 input->fd_id = fsp->location;
2526
2527 if (fsp->ring_cookie == RX_CLS_FLOW_DISC)
2528 input->dest_ctl = I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET;
2529 else
2530 input->dest_ctl =
2531 I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX;
2532
2533 input->q_index = fsp->ring_cookie;
2534 input->flex_off = 0;
2535 input->pctype = 0;
2536 input->dest_vsi = vsi->id;
2537 input->fd_status = I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID;
2538 input->cnt_index = I40E_FD_SB_STAT_IDX(pf->hw.pf_id);
2539 input->flow_type = fsp->flow_type;
2540 input->ip4_proto = fsp->h_u.usr_ip4_spec.proto;
2541
2542
2543
2544
2545 input->dst_port = fsp->h_u.tcp_ip4_spec.psrc;
2546 input->src_port = fsp->h_u.tcp_ip4_spec.pdst;
2547 input->dst_ip[0] = fsp->h_u.tcp_ip4_spec.ip4src;
2548 input->src_ip[0] = fsp->h_u.tcp_ip4_spec.ip4dst;
2549
2550 if (ntohl(fsp->m_ext.data[1])) {
2551 if (ntohl(fsp->h_ext.data[1]) >= pf->num_alloc_vfs) {
2552 netif_info(pf, drv, vsi->netdev, "Invalid VF id\n");
2553 goto free_input;
2554 }
2555 vf_id = ntohl(fsp->h_ext.data[1]);
2556
2557 input->dest_vsi = pf->vf[vf_id].lan_vsi_id;
2558 if (input->q_index >= pf->vf[vf_id].num_queue_pairs) {
2559 netif_info(pf, drv, vsi->netdev, "Invalid queue id\n");
2560 goto free_input;
2561 }
2562 }
2563
2564 ret = i40e_add_del_fdir(vsi, input, true);
2565free_input:
2566 if (ret)
2567 kfree(input);
2568 else
2569 i40e_update_ethtool_fdir_entry(vsi, input, fsp->location, NULL);
2570
2571 return ret;
2572}
2573
2574
2575
2576
2577
2578
2579
2580
2581static int i40e_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
2582{
2583 struct i40e_netdev_priv *np = netdev_priv(netdev);
2584 struct i40e_vsi *vsi = np->vsi;
2585 struct i40e_pf *pf = vsi->back;
2586 int ret = -EOPNOTSUPP;
2587
2588 switch (cmd->cmd) {
2589 case ETHTOOL_SRXFH:
2590 ret = i40e_set_rss_hash_opt(pf, cmd);
2591 break;
2592 case ETHTOOL_SRXCLSRLINS:
2593 ret = i40e_add_fdir_ethtool(vsi, cmd);
2594 break;
2595 case ETHTOOL_SRXCLSRLDEL:
2596 ret = i40e_del_fdir_entry(vsi, cmd);
2597 break;
2598 default:
2599 break;
2600 }
2601
2602 return ret;
2603}
2604
2605
2606
2607
2608
2609static unsigned int i40e_max_channels(struct i40e_vsi *vsi)
2610{
2611
2612 return vsi->alloc_queue_pairs;
2613}
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625static void i40e_get_channels(struct net_device *dev,
2626 struct ethtool_channels *ch)
2627{
2628 struct i40e_netdev_priv *np = netdev_priv(dev);
2629 struct i40e_vsi *vsi = np->vsi;
2630 struct i40e_pf *pf = vsi->back;
2631
2632
2633 ch->max_combined = i40e_max_channels(vsi);
2634
2635
2636 ch->other_count = (pf->flags & I40E_FLAG_FD_SB_ENABLED) ? 1 : 0;
2637 ch->max_other = ch->other_count;
2638
2639
2640 ch->combined_count = vsi->num_queue_pairs;
2641}
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651static int i40e_set_channels(struct net_device *dev,
2652 struct ethtool_channels *ch)
2653{
2654 struct i40e_netdev_priv *np = netdev_priv(dev);
2655 unsigned int count = ch->combined_count;
2656 struct i40e_vsi *vsi = np->vsi;
2657 struct i40e_pf *pf = vsi->back;
2658 int new_count;
2659
2660
2661 if (vsi->type != I40E_VSI_MAIN)
2662 return -EINVAL;
2663
2664
2665 if (!count || ch->rx_count || ch->tx_count)
2666 return -EINVAL;
2667
2668
2669 if (ch->other_count != ((pf->flags & I40E_FLAG_FD_SB_ENABLED) ? 1 : 0))
2670 return -EINVAL;
2671
2672
2673 if (count > i40e_max_channels(vsi))
2674 return -EINVAL;
2675
2676
2677
2678
2679
2680
2681
2682 new_count = i40e_reconfig_rss_queues(pf, count);
2683 if (new_count > 0)
2684 return 0;
2685 else
2686 return -EINVAL;
2687}
2688
2689
2690
2691
2692
2693
2694
2695static u32 i40e_get_rxfh_key_size(struct net_device *netdev)
2696{
2697 return I40E_HKEY_ARRAY_SIZE;
2698}
2699
2700
2701
2702
2703
2704
2705
2706static u32 i40e_get_rxfh_indir_size(struct net_device *netdev)
2707{
2708 return I40E_HLUT_ARRAY_SIZE;
2709}
2710
2711static int i40e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
2712 u8 *hfunc)
2713{
2714 struct i40e_netdev_priv *np = netdev_priv(netdev);
2715 struct i40e_vsi *vsi = np->vsi;
2716 u8 *lut, *seed = NULL;
2717 int ret;
2718 u16 i;
2719
2720 if (hfunc)
2721 *hfunc = ETH_RSS_HASH_TOP;
2722
2723 if (!indir)
2724 return 0;
2725
2726 seed = key;
2727 lut = kzalloc(I40E_HLUT_ARRAY_SIZE, GFP_KERNEL);
2728 if (!lut)
2729 return -ENOMEM;
2730 ret = i40e_get_rss(vsi, seed, lut, I40E_HLUT_ARRAY_SIZE);
2731 if (ret)
2732 goto out;
2733 for (i = 0; i < I40E_HLUT_ARRAY_SIZE; i++)
2734 indir[i] = (u32)(lut[i]);
2735
2736out:
2737 kfree(lut);
2738
2739 return ret;
2740}
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751static int i40e_set_rxfh(struct net_device *netdev, const u32 *indir,
2752 const u8 *key, const u8 hfunc)
2753{
2754 struct i40e_netdev_priv *np = netdev_priv(netdev);
2755 struct i40e_vsi *vsi = np->vsi;
2756 u8 *seed = NULL;
2757 u16 i;
2758
2759 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
2760 return -EOPNOTSUPP;
2761
2762 if (!indir)
2763 return 0;
2764
2765 if (key) {
2766 if (!vsi->rss_hkey_user) {
2767 vsi->rss_hkey_user = kzalloc(I40E_HKEY_ARRAY_SIZE,
2768 GFP_KERNEL);
2769 if (!vsi->rss_hkey_user)
2770 return -ENOMEM;
2771 }
2772 memcpy(vsi->rss_hkey_user, key, I40E_HKEY_ARRAY_SIZE);
2773 seed = vsi->rss_hkey_user;
2774 }
2775 if (!vsi->rss_lut_user) {
2776 vsi->rss_lut_user = kzalloc(I40E_HLUT_ARRAY_SIZE, GFP_KERNEL);
2777 if (!vsi->rss_lut_user)
2778 return -ENOMEM;
2779 }
2780
2781
2782 for (i = 0; i < I40E_HLUT_ARRAY_SIZE; i++)
2783 vsi->rss_lut_user[i] = (u8)(indir[i]);
2784
2785 return i40e_config_rss(vsi, seed, vsi->rss_lut_user,
2786 I40E_HLUT_ARRAY_SIZE);
2787}
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799static u32 i40e_get_priv_flags(struct net_device *dev)
2800{
2801 struct i40e_netdev_priv *np = netdev_priv(dev);
2802 struct i40e_vsi *vsi = np->vsi;
2803 struct i40e_pf *pf = vsi->back;
2804 u32 ret_flags = 0;
2805
2806 ret_flags |= pf->hw.func_caps.npar_enable ?
2807 I40E_PRIV_FLAGS_NPAR_FLAG : 0;
2808 ret_flags |= pf->flags & I40E_FLAG_LINK_POLLING_ENABLED ?
2809 I40E_PRIV_FLAGS_LINKPOLL_FLAG : 0;
2810 ret_flags |= pf->flags & I40E_FLAG_FD_ATR_ENABLED ?
2811 I40E_PRIV_FLAGS_FD_ATR : 0;
2812 ret_flags |= pf->flags & I40E_FLAG_VEB_STATS_ENABLED ?
2813 I40E_PRIV_FLAGS_VEB_STATS : 0;
2814 ret_flags |= pf->flags & I40E_FLAG_RX_PS_ENABLED ?
2815 I40E_PRIV_FLAGS_PS : 0;
2816 ret_flags |= pf->auto_disable_flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE ?
2817 0 : I40E_PRIV_FLAGS_HW_ATR_EVICT;
2818
2819 return ret_flags;
2820}
2821
2822
2823
2824
2825
2826
2827static int i40e_set_priv_flags(struct net_device *dev, u32 flags)
2828{
2829 struct i40e_netdev_priv *np = netdev_priv(dev);
2830 struct i40e_vsi *vsi = np->vsi;
2831 struct i40e_pf *pf = vsi->back;
2832 bool reset_required = false;
2833
2834
2835
2836
2837
2838
2839
2840
2841 if ((flags & I40E_PRIV_FLAGS_PS) &&
2842 !(pf->flags & I40E_FLAG_RX_PS_ENABLED)) {
2843 pf->flags |= I40E_FLAG_RX_PS_ENABLED;
2844 pf->flags &= ~I40E_FLAG_RX_1BUF_ENABLED;
2845 reset_required = true;
2846 } else if (!(flags & I40E_PRIV_FLAGS_PS) &&
2847 (pf->flags & I40E_FLAG_RX_PS_ENABLED)) {
2848 pf->flags &= ~I40E_FLAG_RX_PS_ENABLED;
2849 pf->flags |= I40E_FLAG_RX_1BUF_ENABLED;
2850 reset_required = true;
2851 }
2852
2853 if (flags & I40E_PRIV_FLAGS_LINKPOLL_FLAG)
2854 pf->flags |= I40E_FLAG_LINK_POLLING_ENABLED;
2855 else
2856 pf->flags &= ~I40E_FLAG_LINK_POLLING_ENABLED;
2857
2858
2859
2860
2861
2862 if (flags & I40E_PRIV_FLAGS_FD_ATR) {
2863 pf->flags |= I40E_FLAG_FD_ATR_ENABLED;
2864 } else {
2865 pf->flags &= ~I40E_FLAG_FD_ATR_ENABLED;
2866 pf->auto_disable_flags |= I40E_FLAG_FD_ATR_ENABLED;
2867 }
2868
2869 if ((flags & I40E_PRIV_FLAGS_VEB_STATS) &&
2870 !(pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
2871 pf->flags |= I40E_FLAG_VEB_STATS_ENABLED;
2872 reset_required = true;
2873 } else if (!(flags & I40E_PRIV_FLAGS_VEB_STATS) &&
2874 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
2875 pf->flags &= ~I40E_FLAG_VEB_STATS_ENABLED;
2876 reset_required = true;
2877 }
2878
2879 if ((flags & I40E_PRIV_FLAGS_HW_ATR_EVICT) &&
2880 (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE))
2881 pf->auto_disable_flags &= ~I40E_FLAG_HW_ATR_EVICT_CAPABLE;
2882 else
2883 pf->auto_disable_flags |= I40E_FLAG_HW_ATR_EVICT_CAPABLE;
2884
2885
2886 if (reset_required)
2887 i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
2888
2889 return 0;
2890}
2891
2892static const struct ethtool_ops i40e_ethtool_ops = {
2893 .get_settings = i40e_get_settings,
2894 .set_settings = i40e_set_settings,
2895 .get_drvinfo = i40e_get_drvinfo,
2896 .get_regs_len = i40e_get_regs_len,
2897 .get_regs = i40e_get_regs,
2898 .nway_reset = i40e_nway_reset,
2899 .get_link = ethtool_op_get_link,
2900 .get_wol = i40e_get_wol,
2901 .set_wol = i40e_set_wol,
2902 .set_eeprom = i40e_set_eeprom,
2903 .get_eeprom_len = i40e_get_eeprom_len,
2904 .get_eeprom = i40e_get_eeprom,
2905 .get_ringparam = i40e_get_ringparam,
2906 .set_ringparam = i40e_set_ringparam,
2907 .get_pauseparam = i40e_get_pauseparam,
2908 .set_pauseparam = i40e_set_pauseparam,
2909 .get_msglevel = i40e_get_msglevel,
2910 .set_msglevel = i40e_set_msglevel,
2911 .get_rxnfc = i40e_get_rxnfc,
2912 .set_rxnfc = i40e_set_rxnfc,
2913 .self_test = i40e_diag_test,
2914 .get_strings = i40e_get_strings,
2915 .set_phys_id = i40e_set_phys_id,
2916 .get_sset_count = i40e_get_sset_count,
2917 .get_ethtool_stats = i40e_get_ethtool_stats,
2918 .get_coalesce = i40e_get_coalesce,
2919 .set_coalesce = i40e_set_coalesce,
2920 .get_rxfh_key_size = i40e_get_rxfh_key_size,
2921 .get_rxfh_indir_size = i40e_get_rxfh_indir_size,
2922 .get_rxfh = i40e_get_rxfh,
2923 .set_rxfh = i40e_set_rxfh,
2924 .get_channels = i40e_get_channels,
2925 .set_channels = i40e_set_channels,
2926 .get_ts_info = i40e_get_ts_info,
2927 .get_priv_flags = i40e_get_priv_flags,
2928 .set_priv_flags = i40e_set_priv_flags,
2929 .get_per_queue_coalesce = i40e_get_per_queue_coalesce,
2930 .set_per_queue_coalesce = i40e_set_per_queue_coalesce,
2931};
2932
2933void i40e_set_ethtool_ops(struct net_device *netdev)
2934{
2935 netdev->ethtool_ops = &i40e_ethtool_ops;
2936}
2937