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18#include <linux/ethtool.h>
19#include <linux/netdevice.h>
20#include <linux/net_tstamp.h>
21#include <linux/pci.h>
22#include "liquidio_common.h"
23#include "octeon_droq.h"
24#include "octeon_iq.h"
25#include "response_manager.h"
26#include "octeon_device.h"
27#include "octeon_nic.h"
28#include "octeon_main.h"
29#include "octeon_network.h"
30#include "cn66xx_regs.h"
31#include "cn66xx_device.h"
32#include "cn23xx_pf_device.h"
33#include "cn23xx_vf_device.h"
34
35static int lio_reset_queues(struct net_device *netdev, uint32_t num_qs);
36
37struct oct_intrmod_resp {
38 u64 rh;
39 struct oct_intrmod_cfg intrmod;
40 u64 status;
41};
42
43struct oct_mdio_cmd_resp {
44 u64 rh;
45 struct oct_mdio_cmd resp;
46 u64 status;
47};
48
49#define OCT_MDIO45_RESP_SIZE (sizeof(struct oct_mdio_cmd_resp))
50
51
52enum {
53 INTERFACE_MODE_DISABLED,
54 INTERFACE_MODE_RGMII,
55 INTERFACE_MODE_GMII,
56 INTERFACE_MODE_SPI,
57 INTERFACE_MODE_PCIE,
58 INTERFACE_MODE_XAUI,
59 INTERFACE_MODE_SGMII,
60 INTERFACE_MODE_PICMG,
61 INTERFACE_MODE_NPI,
62 INTERFACE_MODE_LOOP,
63 INTERFACE_MODE_SRIO,
64 INTERFACE_MODE_ILK,
65 INTERFACE_MODE_RXAUI,
66 INTERFACE_MODE_QSGMII,
67 INTERFACE_MODE_AGL,
68 INTERFACE_MODE_XLAUI,
69 INTERFACE_MODE_XFI,
70 INTERFACE_MODE_10G_KR,
71 INTERFACE_MODE_40G_KR4,
72 INTERFACE_MODE_MIXED,
73};
74
75#define OCT_ETHTOOL_REGDUMP_LEN 4096
76#define OCT_ETHTOOL_REGDUMP_LEN_23XX (4096 * 11)
77#define OCT_ETHTOOL_REGDUMP_LEN_23XX_VF (4096 * 2)
78#define OCT_ETHTOOL_REGSVER 1
79
80
81static const char oct_stats_strings[][ETH_GSTRING_LEN] = {
82 "rx_packets",
83 "tx_packets",
84 "rx_bytes",
85 "tx_bytes",
86 "rx_errors",
87 "tx_errors",
88 "rx_dropped",
89 "tx_dropped",
90
91 "tx_total_sent",
92 "tx_total_fwd",
93 "tx_err_pko",
94 "tx_err_pki",
95 "tx_err_link",
96 "tx_err_drop",
97
98 "tx_tso",
99 "tx_tso_packets",
100 "tx_tso_err",
101 "tx_vxlan",
102
103 "tx_mcast",
104 "tx_bcast",
105
106 "mac_tx_total_pkts",
107 "mac_tx_total_bytes",
108 "mac_tx_mcast_pkts",
109 "mac_tx_bcast_pkts",
110 "mac_tx_ctl_packets",
111 "mac_tx_total_collisions",
112 "mac_tx_one_collision",
113 "mac_tx_multi_collision",
114 "mac_tx_max_collision_fail",
115 "mac_tx_max_deferral_fail",
116 "mac_tx_fifo_err",
117 "mac_tx_runts",
118
119 "rx_total_rcvd",
120 "rx_total_fwd",
121 "rx_mcast",
122 "rx_bcast",
123 "rx_jabber_err",
124 "rx_l2_err",
125 "rx_frame_err",
126 "rx_err_pko",
127 "rx_err_link",
128 "rx_err_drop",
129
130 "rx_vxlan",
131 "rx_vxlan_err",
132
133 "rx_lro_pkts",
134 "rx_lro_bytes",
135 "rx_total_lro",
136
137 "rx_lro_aborts",
138 "rx_lro_aborts_port",
139 "rx_lro_aborts_seq",
140 "rx_lro_aborts_tsval",
141 "rx_lro_aborts_timer",
142 "rx_fwd_rate",
143
144 "mac_rx_total_rcvd",
145 "mac_rx_bytes",
146 "mac_rx_total_bcst",
147 "mac_rx_total_mcst",
148 "mac_rx_runts",
149 "mac_rx_ctl_packets",
150 "mac_rx_fifo_err",
151 "mac_rx_dma_drop",
152 "mac_rx_fcs_err",
153
154 "link_state_changes",
155};
156
157
158static const char oct_vf_stats_strings[][ETH_GSTRING_LEN] = {
159 "rx_packets",
160 "tx_packets",
161 "rx_bytes",
162 "tx_bytes",
163 "rx_errors",
164 "tx_errors",
165 "rx_dropped",
166 "tx_dropped",
167 "rx_mcast",
168 "tx_mcast",
169 "rx_bcast",
170 "tx_bcast",
171 "link_state_changes",
172};
173
174
175static const char oct_iq_stats_strings[][ETH_GSTRING_LEN] = {
176 "packets",
177 "bytes",
178 "dropped",
179 "iq_busy",
180 "sgentry_sent",
181
182 "fw_instr_posted",
183 "fw_instr_processed",
184 "fw_instr_dropped",
185 "fw_bytes_sent",
186
187 "tso",
188 "vxlan",
189 "txq_restart",
190};
191
192
193static const char oct_droq_stats_strings[][ETH_GSTRING_LEN] = {
194 "packets",
195 "bytes",
196 "dropped",
197 "dropped_nomem",
198 "dropped_toomany",
199 "fw_dropped",
200 "fw_pkts_received",
201 "fw_bytes_received",
202 "fw_dropped_nodispatch",
203
204 "vxlan",
205 "buffer_alloc_failure",
206};
207
208
209static const char oct_priv_flags_strings[][ETH_GSTRING_LEN] = {
210};
211
212#define OCTNIC_NCMD_AUTONEG_ON 0x1
213#define OCTNIC_NCMD_PHY_ON 0x2
214
215static int lio_get_link_ksettings(struct net_device *netdev,
216 struct ethtool_link_ksettings *ecmd)
217{
218 struct lio *lio = GET_LIO(netdev);
219 struct octeon_device *oct = lio->oct_dev;
220 struct oct_link_info *linfo;
221
222 linfo = &lio->linfo;
223
224 ethtool_link_ksettings_zero_link_mode(ecmd, supported);
225 ethtool_link_ksettings_zero_link_mode(ecmd, advertising);
226
227 switch (linfo->link.s.phy_type) {
228 case LIO_PHY_PORT_TP:
229 ecmd->base.port = PORT_TP;
230 ecmd->base.autoneg = AUTONEG_DISABLE;
231 ethtool_link_ksettings_add_link_mode(ecmd, supported, TP);
232 ethtool_link_ksettings_add_link_mode(ecmd, supported, Pause);
233 ethtool_link_ksettings_add_link_mode(ecmd, supported,
234 10000baseT_Full);
235
236 ethtool_link_ksettings_add_link_mode(ecmd, advertising, Pause);
237 ethtool_link_ksettings_add_link_mode(ecmd, advertising,
238 10000baseT_Full);
239
240 break;
241
242 case LIO_PHY_PORT_FIBRE:
243 if (linfo->link.s.if_mode == INTERFACE_MODE_XAUI ||
244 linfo->link.s.if_mode == INTERFACE_MODE_RXAUI ||
245 linfo->link.s.if_mode == INTERFACE_MODE_XLAUI ||
246 linfo->link.s.if_mode == INTERFACE_MODE_XFI) {
247 dev_dbg(&oct->pci_dev->dev, "ecmd->base.transceiver is XCVR_EXTERNAL\n");
248 ecmd->base.transceiver = XCVR_EXTERNAL;
249 } else {
250 dev_err(&oct->pci_dev->dev, "Unknown link interface mode: %d\n",
251 linfo->link.s.if_mode);
252 }
253
254 ecmd->base.port = PORT_FIBRE;
255 ecmd->base.autoneg = AUTONEG_DISABLE;
256 ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
257
258 ethtool_link_ksettings_add_link_mode(ecmd, supported, Pause);
259 ethtool_link_ksettings_add_link_mode(ecmd, advertising, Pause);
260 if (oct->subsystem_id == OCTEON_CN2350_25GB_SUBSYS_ID ||
261 oct->subsystem_id == OCTEON_CN2360_25GB_SUBSYS_ID) {
262 if (OCTEON_CN23XX_PF(oct)) {
263 ethtool_link_ksettings_add_link_mode
264 (ecmd, supported, 25000baseSR_Full);
265 ethtool_link_ksettings_add_link_mode
266 (ecmd, supported, 25000baseKR_Full);
267 ethtool_link_ksettings_add_link_mode
268 (ecmd, supported, 25000baseCR_Full);
269
270 if (oct->no_speed_setting == 0) {
271 ethtool_link_ksettings_add_link_mode
272 (ecmd, supported,
273 10000baseSR_Full);
274 ethtool_link_ksettings_add_link_mode
275 (ecmd, supported,
276 10000baseKR_Full);
277 ethtool_link_ksettings_add_link_mode
278 (ecmd, supported,
279 10000baseCR_Full);
280 }
281
282 if (oct->no_speed_setting == 0) {
283 liquidio_get_speed(lio);
284 liquidio_get_fec(lio);
285 } else {
286 oct->speed_setting = 25;
287 }
288
289 if (oct->speed_setting == 10) {
290 ethtool_link_ksettings_add_link_mode
291 (ecmd, advertising,
292 10000baseSR_Full);
293 ethtool_link_ksettings_add_link_mode
294 (ecmd, advertising,
295 10000baseKR_Full);
296 ethtool_link_ksettings_add_link_mode
297 (ecmd, advertising,
298 10000baseCR_Full);
299 }
300 if (oct->speed_setting == 25) {
301 ethtool_link_ksettings_add_link_mode
302 (ecmd, advertising,
303 25000baseSR_Full);
304 ethtool_link_ksettings_add_link_mode
305 (ecmd, advertising,
306 25000baseKR_Full);
307 ethtool_link_ksettings_add_link_mode
308 (ecmd, advertising,
309 25000baseCR_Full);
310 }
311
312 if (oct->no_speed_setting)
313 break;
314
315 ethtool_link_ksettings_add_link_mode
316 (ecmd, supported, FEC_RS);
317 ethtool_link_ksettings_add_link_mode
318 (ecmd, supported, FEC_NONE);
319
320 if (oct->props[lio->ifidx].fec == 1) {
321
322 ethtool_link_ksettings_add_link_mode
323 (ecmd, advertising, FEC_RS);
324 } else {
325
326 ethtool_link_ksettings_add_link_mode
327 (ecmd, advertising, FEC_NONE);
328 }
329 } else {
330 if (linfo->link.s.speed == 10000) {
331 ethtool_link_ksettings_add_link_mode
332 (ecmd, supported,
333 10000baseSR_Full);
334 ethtool_link_ksettings_add_link_mode
335 (ecmd, supported,
336 10000baseKR_Full);
337 ethtool_link_ksettings_add_link_mode
338 (ecmd, supported,
339 10000baseCR_Full);
340
341 ethtool_link_ksettings_add_link_mode
342 (ecmd, advertising,
343 10000baseSR_Full);
344 ethtool_link_ksettings_add_link_mode
345 (ecmd, advertising,
346 10000baseKR_Full);
347 ethtool_link_ksettings_add_link_mode
348 (ecmd, advertising,
349 10000baseCR_Full);
350 }
351
352 if (linfo->link.s.speed == 25000) {
353 ethtool_link_ksettings_add_link_mode
354 (ecmd, supported,
355 25000baseSR_Full);
356 ethtool_link_ksettings_add_link_mode
357 (ecmd, supported,
358 25000baseKR_Full);
359 ethtool_link_ksettings_add_link_mode
360 (ecmd, supported,
361 25000baseCR_Full);
362
363 ethtool_link_ksettings_add_link_mode
364 (ecmd, advertising,
365 25000baseSR_Full);
366 ethtool_link_ksettings_add_link_mode
367 (ecmd, advertising,
368 25000baseKR_Full);
369 ethtool_link_ksettings_add_link_mode
370 (ecmd, advertising,
371 25000baseCR_Full);
372 }
373 }
374 } else {
375 ethtool_link_ksettings_add_link_mode(ecmd, supported,
376 10000baseT_Full);
377 ethtool_link_ksettings_add_link_mode(ecmd, advertising,
378 10000baseT_Full);
379 }
380 break;
381 }
382
383 if (linfo->link.s.link_up) {
384 ecmd->base.speed = linfo->link.s.speed;
385 ecmd->base.duplex = linfo->link.s.duplex;
386 } else {
387 ecmd->base.speed = SPEED_UNKNOWN;
388 ecmd->base.duplex = DUPLEX_UNKNOWN;
389 }
390
391 return 0;
392}
393
394static int lio_set_link_ksettings(struct net_device *netdev,
395 const struct ethtool_link_ksettings *ecmd)
396{
397 const int speed = ecmd->base.speed;
398 struct lio *lio = GET_LIO(netdev);
399 struct oct_link_info *linfo;
400 struct octeon_device *oct;
401
402 oct = lio->oct_dev;
403
404 linfo = &lio->linfo;
405
406 if (!(oct->subsystem_id == OCTEON_CN2350_25GB_SUBSYS_ID ||
407 oct->subsystem_id == OCTEON_CN2360_25GB_SUBSYS_ID))
408 return -EOPNOTSUPP;
409
410 if (oct->no_speed_setting) {
411 dev_err(&oct->pci_dev->dev, "%s: Changing speed is not supported\n",
412 __func__);
413 return -EOPNOTSUPP;
414 }
415
416 if ((ecmd->base.duplex != DUPLEX_UNKNOWN &&
417 ecmd->base.duplex != linfo->link.s.duplex) ||
418 ecmd->base.autoneg != AUTONEG_DISABLE ||
419 (ecmd->base.speed != 10000 && ecmd->base.speed != 25000 &&
420 ecmd->base.speed != SPEED_UNKNOWN))
421 return -EOPNOTSUPP;
422
423 if ((oct->speed_boot == speed / 1000) &&
424 oct->speed_boot == oct->speed_setting)
425 return 0;
426
427 liquidio_set_speed(lio, speed / 1000);
428
429 dev_dbg(&oct->pci_dev->dev, "Port speed is set to %dG\n",
430 oct->speed_setting);
431
432 return 0;
433}
434
435static void
436lio_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
437{
438 struct lio *lio;
439 struct octeon_device *oct;
440
441 lio = GET_LIO(netdev);
442 oct = lio->oct_dev;
443
444 memset(drvinfo, 0, sizeof(struct ethtool_drvinfo));
445 strcpy(drvinfo->driver, "liquidio");
446 strncpy(drvinfo->fw_version, oct->fw_info.liquidio_firmware_version,
447 ETHTOOL_FWVERS_LEN);
448 strncpy(drvinfo->bus_info, pci_name(oct->pci_dev), 32);
449}
450
451static void
452lio_get_vf_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
453{
454 struct octeon_device *oct;
455 struct lio *lio;
456
457 lio = GET_LIO(netdev);
458 oct = lio->oct_dev;
459
460 memset(drvinfo, 0, sizeof(struct ethtool_drvinfo));
461 strcpy(drvinfo->driver, "liquidio_vf");
462 strncpy(drvinfo->fw_version, oct->fw_info.liquidio_firmware_version,
463 ETHTOOL_FWVERS_LEN);
464 strncpy(drvinfo->bus_info, pci_name(oct->pci_dev), 32);
465}
466
467static int
468lio_send_queue_count_update(struct net_device *netdev, uint32_t num_queues)
469{
470 struct lio *lio = GET_LIO(netdev);
471 struct octeon_device *oct = lio->oct_dev;
472 struct octnic_ctrl_pkt nctrl;
473 int ret = 0;
474
475 memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt));
476
477 nctrl.ncmd.u64 = 0;
478 nctrl.ncmd.s.cmd = OCTNET_CMD_QUEUE_COUNT_CTL;
479 nctrl.ncmd.s.param1 = num_queues;
480 nctrl.ncmd.s.param2 = num_queues;
481 nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
482 nctrl.netpndev = (u64)netdev;
483 nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;
484
485 ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
486 if (ret) {
487 dev_err(&oct->pci_dev->dev, "Failed to send Queue reset command (ret: 0x%x)\n",
488 ret);
489 return -1;
490 }
491
492 return 0;
493}
494
495static void
496lio_ethtool_get_channels(struct net_device *dev,
497 struct ethtool_channels *channel)
498{
499 struct lio *lio = GET_LIO(dev);
500 struct octeon_device *oct = lio->oct_dev;
501 u32 max_rx = 0, max_tx = 0, tx_count = 0, rx_count = 0;
502 u32 combined_count = 0, max_combined = 0;
503
504 if (OCTEON_CN6XXX(oct)) {
505 struct octeon_config *conf6x = CHIP_CONF(oct, cn6xxx);
506
507 max_rx = CFG_GET_OQ_MAX_Q(conf6x);
508 max_tx = CFG_GET_IQ_MAX_Q(conf6x);
509 rx_count = CFG_GET_NUM_RXQS_NIC_IF(conf6x, lio->ifidx);
510 tx_count = CFG_GET_NUM_TXQS_NIC_IF(conf6x, lio->ifidx);
511 } else if (OCTEON_CN23XX_PF(oct)) {
512 if (oct->sriov_info.sriov_enabled) {
513 max_combined = lio->linfo.num_txpciq;
514 } else {
515 struct octeon_config *conf23_pf =
516 CHIP_CONF(oct, cn23xx_pf);
517
518 max_combined = CFG_GET_IQ_MAX_Q(conf23_pf);
519 }
520 combined_count = oct->num_iqs;
521 } else if (OCTEON_CN23XX_VF(oct)) {
522 u64 reg_val = 0ULL;
523 u64 ctrl = CN23XX_VF_SLI_IQ_PKT_CONTROL64(0);
524
525 reg_val = octeon_read_csr64(oct, ctrl);
526 reg_val = reg_val >> CN23XX_PKT_INPUT_CTL_RPVF_POS;
527 max_combined = reg_val & CN23XX_PKT_INPUT_CTL_RPVF_MASK;
528 combined_count = oct->num_iqs;
529 }
530
531 channel->max_rx = max_rx;
532 channel->max_tx = max_tx;
533 channel->max_combined = max_combined;
534 channel->rx_count = rx_count;
535 channel->tx_count = tx_count;
536 channel->combined_count = combined_count;
537}
538
539static int
540lio_irq_reallocate_irqs(struct octeon_device *oct, uint32_t num_ioqs)
541{
542 struct msix_entry *msix_entries;
543 int num_msix_irqs = 0;
544 int i;
545
546 if (!oct->msix_on)
547 return 0;
548
549
550
551
552 oct->fn_list.disable_interrupt(oct, OCTEON_ALL_INTR);
553
554 if (oct->msix_on) {
555 if (OCTEON_CN23XX_PF(oct))
556 num_msix_irqs = oct->num_msix_irqs - 1;
557 else if (OCTEON_CN23XX_VF(oct))
558 num_msix_irqs = oct->num_msix_irqs;
559
560 msix_entries = (struct msix_entry *)oct->msix_entries;
561 for (i = 0; i < num_msix_irqs; i++) {
562 if (oct->ioq_vector[i].vector) {
563
564 irq_set_affinity_hint(msix_entries[i].vector,
565 NULL);
566 free_irq(msix_entries[i].vector,
567 &oct->ioq_vector[i]);
568 oct->ioq_vector[i].vector = 0;
569 }
570 }
571
572
573 if (OCTEON_CN23XX_PF(oct))
574 free_irq(msix_entries[i].vector, oct);
575
576 pci_disable_msix(oct->pci_dev);
577 kfree(oct->msix_entries);
578 oct->msix_entries = NULL;
579 }
580
581 kfree(oct->irq_name_storage);
582 oct->irq_name_storage = NULL;
583
584 if (octeon_allocate_ioq_vector(oct, num_ioqs)) {
585 dev_err(&oct->pci_dev->dev, "OCTEON: ioq vector allocation failed\n");
586 return -1;
587 }
588
589 if (octeon_setup_interrupt(oct, num_ioqs)) {
590 dev_info(&oct->pci_dev->dev, "Setup interrupt failed\n");
591 return -1;
592 }
593
594
595 oct->fn_list.enable_interrupt(oct, OCTEON_ALL_INTR);
596
597 return 0;
598}
599
600static int
601lio_ethtool_set_channels(struct net_device *dev,
602 struct ethtool_channels *channel)
603{
604 u32 combined_count, max_combined;
605 struct lio *lio = GET_LIO(dev);
606 struct octeon_device *oct = lio->oct_dev;
607 int stopped = 0;
608
609 if (strcmp(oct->fw_info.liquidio_firmware_version, "1.6.1") < 0) {
610 dev_err(&oct->pci_dev->dev, "Minimum firmware version required is 1.6.1\n");
611 return -EINVAL;
612 }
613
614 if (!channel->combined_count || channel->other_count ||
615 channel->rx_count || channel->tx_count)
616 return -EINVAL;
617
618 combined_count = channel->combined_count;
619
620 if (OCTEON_CN23XX_PF(oct)) {
621 if (oct->sriov_info.sriov_enabled) {
622 max_combined = lio->linfo.num_txpciq;
623 } else {
624 struct octeon_config *conf23_pf =
625 CHIP_CONF(oct,
626 cn23xx_pf);
627
628 max_combined =
629 CFG_GET_IQ_MAX_Q(conf23_pf);
630 }
631 } else if (OCTEON_CN23XX_VF(oct)) {
632 u64 reg_val = 0ULL;
633 u64 ctrl = CN23XX_VF_SLI_IQ_PKT_CONTROL64(0);
634
635 reg_val = octeon_read_csr64(oct, ctrl);
636 reg_val = reg_val >> CN23XX_PKT_INPUT_CTL_RPVF_POS;
637 max_combined = reg_val & CN23XX_PKT_INPUT_CTL_RPVF_MASK;
638 } else {
639 return -EINVAL;
640 }
641
642 if (combined_count > max_combined || combined_count < 1)
643 return -EINVAL;
644
645 if (combined_count == oct->num_iqs)
646 return 0;
647
648 ifstate_set(lio, LIO_IFSTATE_RESETTING);
649
650 if (netif_running(dev)) {
651 dev->netdev_ops->ndo_stop(dev);
652 stopped = 1;
653 }
654
655 if (lio_reset_queues(dev, combined_count))
656 return -EINVAL;
657
658 if (stopped)
659 dev->netdev_ops->ndo_open(dev);
660
661 ifstate_reset(lio, LIO_IFSTATE_RESETTING);
662
663 return 0;
664}
665
666static int lio_get_eeprom_len(struct net_device *netdev)
667{
668 u8 buf[192];
669 struct lio *lio = GET_LIO(netdev);
670 struct octeon_device *oct_dev = lio->oct_dev;
671 struct octeon_board_info *board_info;
672 int len;
673
674 board_info = (struct octeon_board_info *)(&oct_dev->boardinfo);
675 len = sprintf(buf, "boardname:%s serialnum:%s maj:%lld min:%lld\n",
676 board_info->name, board_info->serial_number,
677 board_info->major, board_info->minor);
678
679 return len;
680}
681
682static int
683lio_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
684 u8 *bytes)
685{
686 struct lio *lio = GET_LIO(netdev);
687 struct octeon_device *oct_dev = lio->oct_dev;
688 struct octeon_board_info *board_info;
689
690 if (eeprom->offset)
691 return -EINVAL;
692
693 eeprom->magic = oct_dev->pci_dev->vendor;
694 board_info = (struct octeon_board_info *)(&oct_dev->boardinfo);
695 sprintf((char *)bytes,
696 "boardname:%s serialnum:%s maj:%lld min:%lld\n",
697 board_info->name, board_info->serial_number,
698 board_info->major, board_info->minor);
699
700 return 0;
701}
702
703static int octnet_gpio_access(struct net_device *netdev, int addr, int val)
704{
705 struct lio *lio = GET_LIO(netdev);
706 struct octeon_device *oct = lio->oct_dev;
707 struct octnic_ctrl_pkt nctrl;
708 int ret = 0;
709
710 memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt));
711
712 nctrl.ncmd.u64 = 0;
713 nctrl.ncmd.s.cmd = OCTNET_CMD_GPIO_ACCESS;
714 nctrl.ncmd.s.param1 = addr;
715 nctrl.ncmd.s.param2 = val;
716 nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
717 nctrl.netpndev = (u64)netdev;
718 nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;
719
720 ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
721 if (ret) {
722 dev_err(&oct->pci_dev->dev,
723 "Failed to configure gpio value, ret=%d\n", ret);
724 return -EINVAL;
725 }
726
727 return 0;
728}
729
730static int octnet_id_active(struct net_device *netdev, int val)
731{
732 struct lio *lio = GET_LIO(netdev);
733 struct octeon_device *oct = lio->oct_dev;
734 struct octnic_ctrl_pkt nctrl;
735 int ret = 0;
736
737 memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt));
738
739 nctrl.ncmd.u64 = 0;
740 nctrl.ncmd.s.cmd = OCTNET_CMD_ID_ACTIVE;
741 nctrl.ncmd.s.param1 = val;
742 nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
743 nctrl.netpndev = (u64)netdev;
744 nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;
745
746 ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
747 if (ret) {
748 dev_err(&oct->pci_dev->dev,
749 "Failed to configure gpio value, ret=%d\n", ret);
750 return -EINVAL;
751 }
752
753 return 0;
754}
755
756
757
758
759static int
760octnet_mdio45_access(struct lio *lio, int op, int loc, int *value)
761{
762 struct octeon_device *oct_dev = lio->oct_dev;
763 struct octeon_soft_command *sc;
764 struct oct_mdio_cmd_resp *mdio_cmd_rsp;
765 struct oct_mdio_cmd *mdio_cmd;
766 int retval = 0;
767
768 sc = (struct octeon_soft_command *)
769 octeon_alloc_soft_command(oct_dev,
770 sizeof(struct oct_mdio_cmd),
771 sizeof(struct oct_mdio_cmd_resp), 0);
772
773 if (!sc)
774 return -ENOMEM;
775
776 mdio_cmd_rsp = (struct oct_mdio_cmd_resp *)sc->virtrptr;
777 mdio_cmd = (struct oct_mdio_cmd *)sc->virtdptr;
778
779 mdio_cmd->op = op;
780 mdio_cmd->mdio_addr = loc;
781 if (op)
782 mdio_cmd->value1 = *value;
783 octeon_swap_8B_data((u64 *)mdio_cmd, sizeof(struct oct_mdio_cmd) / 8);
784
785 sc->iq_no = lio->linfo.txpciq[0].s.q_no;
786
787 octeon_prepare_soft_command(oct_dev, sc, OPCODE_NIC, OPCODE_NIC_MDIO45,
788 0, 0, 0);
789
790 init_completion(&sc->complete);
791 sc->sc_status = OCTEON_REQUEST_PENDING;
792
793 retval = octeon_send_soft_command(oct_dev, sc);
794 if (retval == IQ_SEND_FAILED) {
795 dev_err(&oct_dev->pci_dev->dev,
796 "octnet_mdio45_access instruction failed status: %x\n",
797 retval);
798 octeon_free_soft_command(oct_dev, sc);
799 return -EBUSY;
800 } else {
801
802
803
804 retval = wait_for_sc_completion_timeout(oct_dev, sc, 0);
805 if (retval)
806 return retval;
807
808 retval = mdio_cmd_rsp->status;
809 if (retval) {
810 dev_err(&oct_dev->pci_dev->dev,
811 "octnet mdio45 access failed: %x\n", retval);
812 WRITE_ONCE(sc->caller_is_done, true);
813 return -EBUSY;
814 }
815
816 octeon_swap_8B_data((u64 *)(&mdio_cmd_rsp->resp),
817 sizeof(struct oct_mdio_cmd) / 8);
818
819 if (!op)
820 *value = mdio_cmd_rsp->resp.value1;
821
822 WRITE_ONCE(sc->caller_is_done, true);
823 }
824
825 return retval;
826}
827
828static int lio_set_phys_id(struct net_device *netdev,
829 enum ethtool_phys_id_state state)
830{
831 struct lio *lio = GET_LIO(netdev);
832 struct octeon_device *oct = lio->oct_dev;
833 struct oct_link_info *linfo;
834 int value, ret;
835 u32 cur_ver;
836
837 linfo = &lio->linfo;
838 cur_ver = OCT_FW_VER(oct->fw_info.ver.maj,
839 oct->fw_info.ver.min,
840 oct->fw_info.ver.rev);
841
842 switch (state) {
843 case ETHTOOL_ID_ACTIVE:
844 if (oct->chip_id == OCTEON_CN66XX) {
845 octnet_gpio_access(netdev, VITESSE_PHY_GPIO_CFG,
846 VITESSE_PHY_GPIO_DRIVEON);
847 return 2;
848
849 } else if (oct->chip_id == OCTEON_CN68XX) {
850
851 ret = octnet_mdio45_access(lio, 0,
852 LIO68XX_LED_BEACON_ADDR,
853 &lio->phy_beacon_val);
854 if (ret)
855 return ret;
856
857 ret = octnet_mdio45_access(lio, 0,
858 LIO68XX_LED_CTRL_ADDR,
859 &lio->led_ctrl_val);
860 if (ret)
861 return ret;
862
863
864 value = LIO68XX_LED_BEACON_CFGON;
865 ret = octnet_mdio45_access(lio, 1,
866 LIO68XX_LED_BEACON_ADDR,
867 &value);
868 if (ret)
869 return ret;
870
871 value = LIO68XX_LED_CTRL_CFGON;
872 ret = octnet_mdio45_access(lio, 1,
873 LIO68XX_LED_CTRL_ADDR,
874 &value);
875 if (ret)
876 return ret;
877 } else if (oct->chip_id == OCTEON_CN23XX_PF_VID) {
878 octnet_id_active(netdev, LED_IDENTIFICATION_ON);
879 if (linfo->link.s.phy_type == LIO_PHY_PORT_TP &&
880 cur_ver > OCT_FW_VER(1, 7, 2))
881 return 2;
882 else
883 return 0;
884 } else {
885 return -EINVAL;
886 }
887 break;
888
889 case ETHTOOL_ID_ON:
890 if (oct->chip_id == OCTEON_CN23XX_PF_VID &&
891 linfo->link.s.phy_type == LIO_PHY_PORT_TP &&
892 cur_ver > OCT_FW_VER(1, 7, 2))
893 octnet_id_active(netdev, LED_IDENTIFICATION_ON);
894 else if (oct->chip_id == OCTEON_CN66XX)
895 octnet_gpio_access(netdev, VITESSE_PHY_GPIO_CFG,
896 VITESSE_PHY_GPIO_HIGH);
897 else
898 return -EINVAL;
899
900 break;
901
902 case ETHTOOL_ID_OFF:
903 if (oct->chip_id == OCTEON_CN23XX_PF_VID &&
904 linfo->link.s.phy_type == LIO_PHY_PORT_TP &&
905 cur_ver > OCT_FW_VER(1, 7, 2))
906 octnet_id_active(netdev, LED_IDENTIFICATION_OFF);
907 else if (oct->chip_id == OCTEON_CN66XX)
908 octnet_gpio_access(netdev, VITESSE_PHY_GPIO_CFG,
909 VITESSE_PHY_GPIO_LOW);
910 else
911 return -EINVAL;
912
913 break;
914
915 case ETHTOOL_ID_INACTIVE:
916 if (oct->chip_id == OCTEON_CN66XX) {
917 octnet_gpio_access(netdev, VITESSE_PHY_GPIO_CFG,
918 VITESSE_PHY_GPIO_DRIVEOFF);
919 } else if (oct->chip_id == OCTEON_CN68XX) {
920
921 ret = octnet_mdio45_access(lio, 1,
922 LIO68XX_LED_CTRL_ADDR,
923 &lio->led_ctrl_val);
924 if (ret)
925 return ret;
926
927 ret = octnet_mdio45_access(lio, 1,
928 LIO68XX_LED_BEACON_ADDR,
929 &lio->phy_beacon_val);
930 if (ret)
931 return ret;
932 } else if (oct->chip_id == OCTEON_CN23XX_PF_VID) {
933 octnet_id_active(netdev, LED_IDENTIFICATION_OFF);
934
935 return 0;
936 } else {
937 return -EINVAL;
938 }
939 break;
940
941 default:
942 return -EINVAL;
943 }
944
945 return 0;
946}
947
948static void
949lio_ethtool_get_ringparam(struct net_device *netdev,
950 struct ethtool_ringparam *ering)
951{
952 struct lio *lio = GET_LIO(netdev);
953 struct octeon_device *oct = lio->oct_dev;
954 u32 tx_max_pending = 0, rx_max_pending = 0, tx_pending = 0,
955 rx_pending = 0;
956
957 if (ifstate_check(lio, LIO_IFSTATE_RESETTING))
958 return;
959
960 if (OCTEON_CN6XXX(oct)) {
961 struct octeon_config *conf6x = CHIP_CONF(oct, cn6xxx);
962
963 tx_max_pending = CN6XXX_MAX_IQ_DESCRIPTORS;
964 rx_max_pending = CN6XXX_MAX_OQ_DESCRIPTORS;
965 rx_pending = CFG_GET_NUM_RX_DESCS_NIC_IF(conf6x, lio->ifidx);
966 tx_pending = CFG_GET_NUM_TX_DESCS_NIC_IF(conf6x, lio->ifidx);
967 } else if (OCTEON_CN23XX_PF(oct) || OCTEON_CN23XX_VF(oct)) {
968 tx_max_pending = CN23XX_MAX_IQ_DESCRIPTORS;
969 rx_max_pending = CN23XX_MAX_OQ_DESCRIPTORS;
970 rx_pending = oct->droq[0]->max_count;
971 tx_pending = oct->instr_queue[0]->max_count;
972 }
973
974 ering->tx_pending = tx_pending;
975 ering->tx_max_pending = tx_max_pending;
976 ering->rx_pending = rx_pending;
977 ering->rx_max_pending = rx_max_pending;
978 ering->rx_mini_pending = 0;
979 ering->rx_jumbo_pending = 0;
980 ering->rx_mini_max_pending = 0;
981 ering->rx_jumbo_max_pending = 0;
982}
983
984static int lio_23xx_reconfigure_queue_count(struct lio *lio)
985{
986 struct octeon_device *oct = lio->oct_dev;
987 u32 resp_size, data_size;
988 struct liquidio_if_cfg_resp *resp;
989 struct octeon_soft_command *sc;
990 union oct_nic_if_cfg if_cfg;
991 struct lio_version *vdata;
992 u32 ifidx_or_pfnum;
993 int retval;
994 int j;
995
996 resp_size = sizeof(struct liquidio_if_cfg_resp);
997 data_size = sizeof(struct lio_version);
998 sc = (struct octeon_soft_command *)
999 octeon_alloc_soft_command(oct, data_size,
1000 resp_size, 0);
1001 if (!sc) {
1002 dev_err(&oct->pci_dev->dev, "%s: Failed to allocate soft command\n",
1003 __func__);
1004 return -1;
1005 }
1006
1007 resp = (struct liquidio_if_cfg_resp *)sc->virtrptr;
1008 vdata = (struct lio_version *)sc->virtdptr;
1009
1010 vdata->major = (__force u16)cpu_to_be16(LIQUIDIO_BASE_MAJOR_VERSION);
1011 vdata->minor = (__force u16)cpu_to_be16(LIQUIDIO_BASE_MINOR_VERSION);
1012 vdata->micro = (__force u16)cpu_to_be16(LIQUIDIO_BASE_MICRO_VERSION);
1013
1014 ifidx_or_pfnum = oct->pf_num;
1015
1016 if_cfg.u64 = 0;
1017 if_cfg.s.num_iqueues = oct->sriov_info.num_pf_rings;
1018 if_cfg.s.num_oqueues = oct->sriov_info.num_pf_rings;
1019 if_cfg.s.base_queue = oct->sriov_info.pf_srn;
1020 if_cfg.s.gmx_port_id = oct->pf_num;
1021
1022 sc->iq_no = 0;
1023 octeon_prepare_soft_command(oct, sc, OPCODE_NIC,
1024 OPCODE_NIC_QCOUNT_UPDATE, 0,
1025 if_cfg.u64, 0);
1026
1027 init_completion(&sc->complete);
1028 sc->sc_status = OCTEON_REQUEST_PENDING;
1029
1030 retval = octeon_send_soft_command(oct, sc);
1031 if (retval == IQ_SEND_FAILED) {
1032 dev_err(&oct->pci_dev->dev,
1033 "Sending iq/oq config failed status: %x\n",
1034 retval);
1035 octeon_free_soft_command(oct, sc);
1036 return -EIO;
1037 }
1038
1039 retval = wait_for_sc_completion_timeout(oct, sc, 0);
1040 if (retval)
1041 return retval;
1042
1043 retval = resp->status;
1044 if (retval) {
1045 dev_err(&oct->pci_dev->dev,
1046 "iq/oq config failed: %x\n", retval);
1047 WRITE_ONCE(sc->caller_is_done, true);
1048 return -1;
1049 }
1050
1051 octeon_swap_8B_data((u64 *)(&resp->cfg_info),
1052 (sizeof(struct liquidio_if_cfg_info)) >> 3);
1053
1054 lio->ifidx = ifidx_or_pfnum;
1055 lio->linfo.num_rxpciq = hweight64(resp->cfg_info.iqmask);
1056 lio->linfo.num_txpciq = hweight64(resp->cfg_info.iqmask);
1057 for (j = 0; j < lio->linfo.num_rxpciq; j++) {
1058 lio->linfo.rxpciq[j].u64 =
1059 resp->cfg_info.linfo.rxpciq[j].u64;
1060 }
1061
1062 for (j = 0; j < lio->linfo.num_txpciq; j++) {
1063 lio->linfo.txpciq[j].u64 =
1064 resp->cfg_info.linfo.txpciq[j].u64;
1065 }
1066
1067 lio->linfo.hw_addr = resp->cfg_info.linfo.hw_addr;
1068 lio->linfo.gmxport = resp->cfg_info.linfo.gmxport;
1069 lio->linfo.link.u64 = resp->cfg_info.linfo.link.u64;
1070 lio->txq = lio->linfo.txpciq[0].s.q_no;
1071 lio->rxq = lio->linfo.rxpciq[0].s.q_no;
1072
1073 dev_info(&oct->pci_dev->dev, "Queue count updated to %d\n",
1074 lio->linfo.num_rxpciq);
1075
1076 WRITE_ONCE(sc->caller_is_done, true);
1077
1078 return 0;
1079}
1080
1081static int lio_reset_queues(struct net_device *netdev, uint32_t num_qs)
1082{
1083 struct lio *lio = GET_LIO(netdev);
1084 struct octeon_device *oct = lio->oct_dev;
1085 int i, queue_count_update = 0;
1086 struct napi_struct *napi, *n;
1087 int ret;
1088
1089 schedule_timeout_uninterruptible(msecs_to_jiffies(100));
1090
1091 if (wait_for_pending_requests(oct))
1092 dev_err(&oct->pci_dev->dev, "There were pending requests\n");
1093
1094 if (lio_wait_for_instr_fetch(oct))
1095 dev_err(&oct->pci_dev->dev, "IQ had pending instructions\n");
1096
1097 if (octeon_set_io_queues_off(oct)) {
1098 dev_err(&oct->pci_dev->dev, "Setting io queues off failed\n");
1099 return -1;
1100 }
1101
1102
1103
1104
1105 oct->fn_list.disable_io_queues(oct);
1106
1107 list_for_each_entry_safe(napi, n, &netdev->napi_list, dev_list)
1108 netif_napi_del(napi);
1109
1110 if (num_qs != oct->num_iqs) {
1111 ret = netif_set_real_num_rx_queues(netdev, num_qs);
1112 if (ret) {
1113 dev_err(&oct->pci_dev->dev,
1114 "Setting real number rx failed\n");
1115 return ret;
1116 }
1117
1118 ret = netif_set_real_num_tx_queues(netdev, num_qs);
1119 if (ret) {
1120 dev_err(&oct->pci_dev->dev,
1121 "Setting real number tx failed\n");
1122 return ret;
1123 }
1124
1125
1126
1127
1128
1129 queue_count_update = 1;
1130 }
1131
1132
1133
1134
1135
1136
1137 if (queue_count_update) {
1138 cleanup_rx_oom_poll_fn(netdev);
1139
1140 lio_delete_glists(lio);
1141
1142
1143
1144
1145 if ((OCTEON_CN23XX_PF(oct)) && !oct->sriov_info.sriov_enabled)
1146 oct->fn_list.free_mbox(oct);
1147 }
1148
1149 for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct); i++) {
1150 if (!(oct->io_qmask.oq & BIT_ULL(i)))
1151 continue;
1152 octeon_delete_droq(oct, i);
1153 }
1154
1155 for (i = 0; i < MAX_OCTEON_INSTR_QUEUES(oct); i++) {
1156 if (!(oct->io_qmask.iq & BIT_ULL(i)))
1157 continue;
1158 octeon_delete_instr_queue(oct, i);
1159 }
1160
1161 if (queue_count_update) {
1162
1163 if ((OCTEON_CN23XX_PF(oct)) &&
1164 !oct->sriov_info.sriov_enabled) {
1165 oct->sriov_info.num_pf_rings = num_qs;
1166 if (cn23xx_sriov_config(oct)) {
1167 dev_err(&oct->pci_dev->dev,
1168 "Queue reset aborted: SRIOV config failed\n");
1169 return -1;
1170 }
1171
1172 num_qs = oct->sriov_info.num_pf_rings;
1173 }
1174 }
1175
1176 if (oct->fn_list.setup_device_regs(oct)) {
1177 dev_err(&oct->pci_dev->dev, "Failed to configure device registers\n");
1178 return -1;
1179 }
1180
1181
1182
1183
1184 if (queue_count_update) {
1185 if (octeon_setup_instr_queues(oct))
1186 return -1;
1187
1188 if (octeon_setup_output_queues(oct))
1189 return -1;
1190
1191
1192 if (OCTEON_CN23XX_PF(oct) && !oct->sriov_info.sriov_enabled) {
1193 if (oct->fn_list.setup_mbox(oct)) {
1194 dev_err(&oct->pci_dev->dev, "Mailbox setup failed\n");
1195 return -1;
1196 }
1197 }
1198
1199
1200
1201
1202 if (lio_irq_reallocate_irqs(oct, num_qs)) {
1203 dev_err(&oct->pci_dev->dev, "IRQs could not be allocated\n");
1204 return -1;
1205 }
1206
1207
1208 if (oct->fn_list.enable_io_queues(oct)) {
1209 dev_err(&oct->pci_dev->dev, "Failed to enable input/output queues\n");
1210 return -1;
1211 }
1212
1213 for (i = 0; i < oct->num_oqs; i++)
1214 writel(oct->droq[i]->max_count,
1215 oct->droq[i]->pkts_credit_reg);
1216
1217
1218
1219
1220
1221 if (OCTEON_CN23XX_PF(oct) && !oct->sriov_info.sriov_enabled) {
1222 if (lio_23xx_reconfigure_queue_count(lio))
1223 return -1;
1224 }
1225 }
1226
1227
1228 if (liquidio_setup_io_queues(oct, 0, num_qs, num_qs)) {
1229 dev_err(&oct->pci_dev->dev, "I/O queues creation failed\n");
1230 return -1;
1231 }
1232
1233 if (queue_count_update) {
1234 if (lio_setup_glists(oct, lio, num_qs)) {
1235 dev_err(&oct->pci_dev->dev, "Gather list allocation failed\n");
1236 return -1;
1237 }
1238
1239 if (setup_rx_oom_poll_fn(netdev)) {
1240 dev_err(&oct->pci_dev->dev, "lio_setup_rx_oom_poll_fn failed\n");
1241 return 1;
1242 }
1243
1244
1245
1246
1247 if (oct->sriov_info.sriov_enabled || OCTEON_CN23XX_VF(oct))
1248 if (lio_send_queue_count_update(netdev, num_qs))
1249 return -1;
1250 }
1251
1252 return 0;
1253}
1254
1255static int lio_ethtool_set_ringparam(struct net_device *netdev,
1256 struct ethtool_ringparam *ering)
1257{
1258 u32 rx_count, tx_count, rx_count_old, tx_count_old;
1259 struct lio *lio = GET_LIO(netdev);
1260 struct octeon_device *oct = lio->oct_dev;
1261 int stopped = 0;
1262
1263 if (!OCTEON_CN23XX_PF(oct) && !OCTEON_CN23XX_VF(oct))
1264 return -EINVAL;
1265
1266 if (ering->rx_mini_pending || ering->rx_jumbo_pending)
1267 return -EINVAL;
1268
1269 rx_count = clamp_t(u32, ering->rx_pending, CN23XX_MIN_OQ_DESCRIPTORS,
1270 CN23XX_MAX_OQ_DESCRIPTORS);
1271 tx_count = clamp_t(u32, ering->tx_pending, CN23XX_MIN_IQ_DESCRIPTORS,
1272 CN23XX_MAX_IQ_DESCRIPTORS);
1273
1274 rx_count_old = oct->droq[0]->max_count;
1275 tx_count_old = oct->instr_queue[0]->max_count;
1276
1277 if (rx_count == rx_count_old && tx_count == tx_count_old)
1278 return 0;
1279
1280 ifstate_set(lio, LIO_IFSTATE_RESETTING);
1281
1282 if (netif_running(netdev)) {
1283 netdev->netdev_ops->ndo_stop(netdev);
1284 stopped = 1;
1285 }
1286
1287
1288 if (tx_count != tx_count_old)
1289 CFG_SET_NUM_TX_DESCS_NIC_IF(octeon_get_conf(oct), lio->ifidx,
1290 tx_count);
1291 if (rx_count != rx_count_old)
1292 CFG_SET_NUM_RX_DESCS_NIC_IF(octeon_get_conf(oct), lio->ifidx,
1293 rx_count);
1294
1295 if (lio_reset_queues(netdev, oct->num_iqs))
1296 goto err_lio_reset_queues;
1297
1298 if (stopped)
1299 netdev->netdev_ops->ndo_open(netdev);
1300
1301 ifstate_reset(lio, LIO_IFSTATE_RESETTING);
1302
1303 return 0;
1304
1305err_lio_reset_queues:
1306 if (tx_count != tx_count_old)
1307 CFG_SET_NUM_TX_DESCS_NIC_IF(octeon_get_conf(oct), lio->ifidx,
1308 tx_count_old);
1309 if (rx_count != rx_count_old)
1310 CFG_SET_NUM_RX_DESCS_NIC_IF(octeon_get_conf(oct), lio->ifidx,
1311 rx_count_old);
1312 return -EINVAL;
1313}
1314
1315static u32 lio_get_msglevel(struct net_device *netdev)
1316{
1317 struct lio *lio = GET_LIO(netdev);
1318
1319 return lio->msg_enable;
1320}
1321
1322static void lio_set_msglevel(struct net_device *netdev, u32 msglvl)
1323{
1324 struct lio *lio = GET_LIO(netdev);
1325
1326 if ((msglvl ^ lio->msg_enable) & NETIF_MSG_HW) {
1327 if (msglvl & NETIF_MSG_HW)
1328 liquidio_set_feature(netdev,
1329 OCTNET_CMD_VERBOSE_ENABLE, 0);
1330 else
1331 liquidio_set_feature(netdev,
1332 OCTNET_CMD_VERBOSE_DISABLE, 0);
1333 }
1334
1335 lio->msg_enable = msglvl;
1336}
1337
1338static void lio_vf_set_msglevel(struct net_device *netdev, u32 msglvl)
1339{
1340 struct lio *lio = GET_LIO(netdev);
1341
1342 lio->msg_enable = msglvl;
1343}
1344
1345static void
1346lio_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause)
1347{
1348
1349
1350
1351 struct lio *lio = GET_LIO(netdev);
1352 struct octeon_device *oct = lio->oct_dev;
1353
1354 pause->autoneg = 0;
1355
1356 pause->tx_pause = oct->tx_pause;
1357 pause->rx_pause = oct->rx_pause;
1358}
1359
1360static int
1361lio_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause)
1362{
1363
1364
1365
1366 struct lio *lio = GET_LIO(netdev);
1367 struct octeon_device *oct = lio->oct_dev;
1368 struct octnic_ctrl_pkt nctrl;
1369 struct oct_link_info *linfo = &lio->linfo;
1370
1371 int ret = 0;
1372
1373 if (oct->chip_id != OCTEON_CN23XX_PF_VID)
1374 return -EINVAL;
1375
1376 if (linfo->link.s.duplex == 0) {
1377
1378 if (pause->rx_pause || pause->tx_pause)
1379 return -EINVAL;
1380 }
1381
1382
1383 if (pause->autoneg == AUTONEG_ENABLE)
1384 return -EINVAL;
1385
1386 memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt));
1387
1388 nctrl.ncmd.u64 = 0;
1389 nctrl.ncmd.s.cmd = OCTNET_CMD_SET_FLOW_CTL;
1390 nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
1391 nctrl.netpndev = (u64)netdev;
1392 nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;
1393
1394 if (pause->rx_pause) {
1395
1396 nctrl.ncmd.s.param1 = 1;
1397 } else {
1398
1399 nctrl.ncmd.s.param1 = 0;
1400 }
1401
1402 if (pause->tx_pause) {
1403
1404 nctrl.ncmd.s.param2 = 1;
1405 } else {
1406
1407 nctrl.ncmd.s.param2 = 0;
1408 }
1409
1410 ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
1411 if (ret) {
1412 dev_err(&oct->pci_dev->dev,
1413 "Failed to set pause parameter, ret=%d\n", ret);
1414 return -EINVAL;
1415 }
1416
1417 oct->rx_pause = pause->rx_pause;
1418 oct->tx_pause = pause->tx_pause;
1419
1420 return 0;
1421}
1422
1423static void
1424lio_get_ethtool_stats(struct net_device *netdev,
1425 struct ethtool_stats *stats __attribute__((unused)),
1426 u64 *data)
1427{
1428 struct lio *lio = GET_LIO(netdev);
1429 struct octeon_device *oct_dev = lio->oct_dev;
1430 struct rtnl_link_stats64 lstats;
1431 int i = 0, j;
1432
1433 if (ifstate_check(lio, LIO_IFSTATE_RESETTING))
1434 return;
1435
1436 netdev->netdev_ops->ndo_get_stats64(netdev, &lstats);
1437
1438 data[i++] = lstats.rx_packets;
1439
1440 data[i++] = lstats.tx_packets;
1441
1442 data[i++] = lstats.rx_bytes;
1443
1444 data[i++] = lstats.tx_bytes;
1445 data[i++] = lstats.rx_errors +
1446 oct_dev->link_stats.fromwire.fcs_err +
1447 oct_dev->link_stats.fromwire.jabber_err +
1448 oct_dev->link_stats.fromwire.l2_err +
1449 oct_dev->link_stats.fromwire.frame_err;
1450 data[i++] = lstats.tx_errors;
1451
1452
1453
1454
1455
1456 data[i++] = lstats.rx_dropped +
1457 oct_dev->link_stats.fromwire.fifo_err +
1458 oct_dev->link_stats.fromwire.dmac_drop +
1459 oct_dev->link_stats.fromwire.red_drops +
1460 oct_dev->link_stats.fromwire.fw_err_pko +
1461 oct_dev->link_stats.fromwire.fw_err_link +
1462 oct_dev->link_stats.fromwire.fw_err_drop;
1463
1464 data[i++] = lstats.tx_dropped +
1465 oct_dev->link_stats.fromhost.max_collision_fail +
1466 oct_dev->link_stats.fromhost.max_deferral_fail +
1467 oct_dev->link_stats.fromhost.total_collisions +
1468 oct_dev->link_stats.fromhost.fw_err_pko +
1469 oct_dev->link_stats.fromhost.fw_err_link +
1470 oct_dev->link_stats.fromhost.fw_err_drop +
1471 oct_dev->link_stats.fromhost.fw_err_pki;
1472
1473
1474
1475
1476
1477 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_total_sent);
1478
1479 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_total_fwd);
1480
1481 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_pko);
1482
1483 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_pki);
1484
1485 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_link);
1486
1487
1488
1489 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_drop);
1490
1491
1492 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_tso);
1493
1494
1495
1496 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_tso_fwd);
1497
1498
1499
1500 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_tso);
1501
1502
1503
1504 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_tx_vxlan);
1505
1506
1507 data[i++] = oct_dev->link_stats.fromhost.fw_total_mcast_sent;
1508 data[i++] = oct_dev->link_stats.fromhost.fw_total_bcast_sent;
1509
1510
1511
1512 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.total_pkts_sent);
1513
1514 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.total_bytes_sent);
1515
1516 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.mcast_pkts_sent);
1517
1518 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.bcast_pkts_sent);
1519
1520 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.ctl_sent);
1521
1522 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.total_collisions);
1523
1524 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.one_collision_sent);
1525
1526 data[i++] =
1527 CVM_CAST64(oct_dev->link_stats.fromhost.multi_collision_sent);
1528
1529 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.max_collision_fail);
1530
1531 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.max_deferral_fail);
1532
1533 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fifo_err);
1534
1535 data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.runts);
1536
1537
1538
1539
1540
1541 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_total_rcvd);
1542
1543
1544
1545 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_total_fwd);
1546
1547 data[i++] = oct_dev->link_stats.fromwire.fw_total_mcast;
1548 data[i++] = oct_dev->link_stats.fromwire.fw_total_bcast;
1549
1550 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.jabber_err);
1551
1552 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.l2_err);
1553
1554 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.frame_err);
1555
1556
1557
1558 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_err_pko);
1559
1560 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_err_link);
1561
1562
1563
1564 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_err_drop);
1565
1566
1567
1568
1569 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_rx_vxlan);
1570
1571
1572
1573 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_rx_vxlan_err);
1574
1575
1576
1577
1578
1579 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_pkts);
1580
1581
1582
1583 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_octs);
1584
1585 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_total_lro);
1586
1587 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts);
1588
1589
1590
1591 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts_port);
1592
1593
1594
1595 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts_seq);
1596
1597
1598
1599 data[i++] =
1600 CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts_tsval);
1601
1602
1603
1604
1605 data[i++] =
1606 CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts_timer);
1607
1608 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fwd_rate);
1609
1610
1611
1612 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.total_rcvd);
1613
1614 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.bytes_rcvd);
1615
1616 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.total_bcst);
1617
1618 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.total_mcst);
1619
1620 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.runts);
1621
1622 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.ctl_rcvd);
1623
1624 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fifo_err);
1625
1626 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.dmac_drop);
1627
1628 data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fcs_err);
1629
1630 data[i++] = CVM_CAST64(lio->link_changes);
1631
1632 for (j = 0; j < MAX_OCTEON_INSTR_QUEUES(oct_dev); j++) {
1633 if (!(oct_dev->io_qmask.iq & BIT_ULL(j)))
1634 continue;
1635
1636
1637 data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_done);
1638
1639 data[i++] =
1640 CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_tot_bytes);
1641
1642 data[i++] =
1643 CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_dropped);
1644
1645 data[i++] =
1646 CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_iq_busy);
1647
1648 data[i++] =
1649 CVM_CAST64(oct_dev->instr_queue[j]->stats.sgentry_sent);
1650
1651
1652
1653 data[i++] =
1654 CVM_CAST64(oct_dev->instr_queue[j]->stats.instr_posted);
1655
1656 data[i++] = CVM_CAST64(
1657 oct_dev->instr_queue[j]->stats.instr_processed);
1658
1659 data[i++] = CVM_CAST64(
1660 oct_dev->instr_queue[j]->stats.instr_dropped);
1661
1662 data[i++] =
1663 CVM_CAST64(oct_dev->instr_queue[j]->stats.bytes_sent);
1664
1665
1666 data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_gso);
1667
1668 data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_vxlan);
1669
1670 data[i++] =
1671 CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_restart);
1672 }
1673
1674
1675 for (j = 0; j < MAX_OCTEON_OUTPUT_QUEUES(oct_dev); j++) {
1676 if (!(oct_dev->io_qmask.oq & BIT_ULL(j)))
1677 continue;
1678
1679
1680
1681 data[i++] =
1682 CVM_CAST64(oct_dev->droq[j]->stats.rx_pkts_received);
1683
1684 data[i++] =
1685 CVM_CAST64(oct_dev->droq[j]->stats.rx_bytes_received);
1686
1687 data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.dropped_nomem +
1688 oct_dev->droq[j]->stats.dropped_toomany +
1689 oct_dev->droq[j]->stats.rx_dropped);
1690 data[i++] =
1691 CVM_CAST64(oct_dev->droq[j]->stats.dropped_nomem);
1692 data[i++] =
1693 CVM_CAST64(oct_dev->droq[j]->stats.dropped_toomany);
1694 data[i++] =
1695 CVM_CAST64(oct_dev->droq[j]->stats.rx_dropped);
1696
1697
1698 data[i++] =
1699 CVM_CAST64(oct_dev->droq[j]->stats.pkts_received);
1700 data[i++] =
1701 CVM_CAST64(oct_dev->droq[j]->stats.bytes_received);
1702 data[i++] =
1703 CVM_CAST64(oct_dev->droq[j]->stats.dropped_nodispatch);
1704
1705 data[i++] =
1706 CVM_CAST64(oct_dev->droq[j]->stats.rx_vxlan);
1707 data[i++] =
1708 CVM_CAST64(oct_dev->droq[j]->stats.rx_alloc_failure);
1709 }
1710}
1711
1712static void lio_vf_get_ethtool_stats(struct net_device *netdev,
1713 struct ethtool_stats *stats
1714 __attribute__((unused)),
1715 u64 *data)
1716{
1717 struct rtnl_link_stats64 lstats;
1718 struct lio *lio = GET_LIO(netdev);
1719 struct octeon_device *oct_dev = lio->oct_dev;
1720 int i = 0, j, vj;
1721
1722 if (ifstate_check(lio, LIO_IFSTATE_RESETTING))
1723 return;
1724
1725 netdev->netdev_ops->ndo_get_stats64(netdev, &lstats);
1726
1727 data[i++] = lstats.rx_packets;
1728
1729 data[i++] = lstats.tx_packets;
1730
1731 data[i++] = lstats.rx_bytes;
1732
1733 data[i++] = lstats.tx_bytes;
1734 data[i++] = lstats.rx_errors;
1735 data[i++] = lstats.tx_errors;
1736
1737
1738
1739
1740
1741 data[i++] = lstats.rx_dropped;
1742
1743 data[i++] = lstats.tx_dropped +
1744 oct_dev->link_stats.fromhost.fw_err_drop;
1745
1746 data[i++] = oct_dev->link_stats.fromwire.fw_total_mcast;
1747 data[i++] = oct_dev->link_stats.fromhost.fw_total_mcast_sent;
1748 data[i++] = oct_dev->link_stats.fromwire.fw_total_bcast;
1749 data[i++] = oct_dev->link_stats.fromhost.fw_total_bcast_sent;
1750
1751
1752 data[i++] = CVM_CAST64(lio->link_changes);
1753
1754 for (vj = 0; vj < oct_dev->num_iqs; vj++) {
1755 j = lio->linfo.txpciq[vj].s.q_no;
1756
1757
1758
1759 data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_done);
1760
1761 data[i++] = CVM_CAST64(
1762 oct_dev->instr_queue[j]->stats.tx_tot_bytes);
1763
1764 data[i++] = CVM_CAST64(
1765 oct_dev->instr_queue[j]->stats.tx_dropped);
1766
1767 data[i++] = CVM_CAST64(
1768 oct_dev->instr_queue[j]->stats.tx_iq_busy);
1769
1770 data[i++] = CVM_CAST64(
1771 oct_dev->instr_queue[j]->stats.sgentry_sent);
1772
1773
1774
1775 data[i++] = CVM_CAST64(
1776 oct_dev->instr_queue[j]->stats.instr_posted);
1777
1778 data[i++] =
1779 CVM_CAST64(oct_dev->instr_queue[j]->stats.instr_processed);
1780
1781 data[i++] =
1782 CVM_CAST64(oct_dev->instr_queue[j]->stats.instr_dropped);
1783
1784 data[i++] = CVM_CAST64(
1785 oct_dev->instr_queue[j]->stats.bytes_sent);
1786
1787 data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_gso);
1788
1789 data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_vxlan);
1790
1791 data[i++] = CVM_CAST64(
1792 oct_dev->instr_queue[j]->stats.tx_restart);
1793 }
1794
1795
1796 for (vj = 0; vj < oct_dev->num_oqs; vj++) {
1797 j = lio->linfo.rxpciq[vj].s.q_no;
1798
1799
1800
1801 data[i++] = CVM_CAST64(
1802 oct_dev->droq[j]->stats.rx_pkts_received);
1803
1804 data[i++] = CVM_CAST64(
1805 oct_dev->droq[j]->stats.rx_bytes_received);
1806 data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.dropped_nomem +
1807 oct_dev->droq[j]->stats.dropped_toomany +
1808 oct_dev->droq[j]->stats.rx_dropped);
1809 data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.dropped_nomem);
1810 data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.dropped_toomany);
1811 data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.rx_dropped);
1812
1813
1814 data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.pkts_received);
1815 data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.bytes_received);
1816 data[i++] =
1817 CVM_CAST64(oct_dev->droq[j]->stats.dropped_nodispatch);
1818
1819 data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.rx_vxlan);
1820 data[i++] =
1821 CVM_CAST64(oct_dev->droq[j]->stats.rx_alloc_failure);
1822 }
1823}
1824
1825static void lio_get_priv_flags_strings(struct lio *lio, u8 *data)
1826{
1827 struct octeon_device *oct_dev = lio->oct_dev;
1828 int i;
1829
1830 switch (oct_dev->chip_id) {
1831 case OCTEON_CN23XX_PF_VID:
1832 case OCTEON_CN23XX_VF_VID:
1833 for (i = 0; i < ARRAY_SIZE(oct_priv_flags_strings); i++) {
1834 sprintf(data, "%s", oct_priv_flags_strings[i]);
1835 data += ETH_GSTRING_LEN;
1836 }
1837 break;
1838 case OCTEON_CN68XX:
1839 case OCTEON_CN66XX:
1840 break;
1841 default:
1842 netif_info(lio, drv, lio->netdev, "Unknown Chip !!\n");
1843 break;
1844 }
1845}
1846
1847static void lio_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
1848{
1849 struct lio *lio = GET_LIO(netdev);
1850 struct octeon_device *oct_dev = lio->oct_dev;
1851 int num_iq_stats, num_oq_stats, i, j;
1852 int num_stats;
1853
1854 switch (stringset) {
1855 case ETH_SS_STATS:
1856 num_stats = ARRAY_SIZE(oct_stats_strings);
1857 for (j = 0; j < num_stats; j++) {
1858 sprintf(data, "%s", oct_stats_strings[j]);
1859 data += ETH_GSTRING_LEN;
1860 }
1861
1862 num_iq_stats = ARRAY_SIZE(oct_iq_stats_strings);
1863 for (i = 0; i < MAX_OCTEON_INSTR_QUEUES(oct_dev); i++) {
1864 if (!(oct_dev->io_qmask.iq & BIT_ULL(i)))
1865 continue;
1866 for (j = 0; j < num_iq_stats; j++) {
1867 sprintf(data, "tx-%d-%s", i,
1868 oct_iq_stats_strings[j]);
1869 data += ETH_GSTRING_LEN;
1870 }
1871 }
1872
1873 num_oq_stats = ARRAY_SIZE(oct_droq_stats_strings);
1874 for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct_dev); i++) {
1875 if (!(oct_dev->io_qmask.oq & BIT_ULL(i)))
1876 continue;
1877 for (j = 0; j < num_oq_stats; j++) {
1878 sprintf(data, "rx-%d-%s", i,
1879 oct_droq_stats_strings[j]);
1880 data += ETH_GSTRING_LEN;
1881 }
1882 }
1883 break;
1884
1885 case ETH_SS_PRIV_FLAGS:
1886 lio_get_priv_flags_strings(lio, data);
1887 break;
1888 default:
1889 netif_info(lio, drv, lio->netdev, "Unknown Stringset !!\n");
1890 break;
1891 }
1892}
1893
1894static void lio_vf_get_strings(struct net_device *netdev, u32 stringset,
1895 u8 *data)
1896{
1897 int num_iq_stats, num_oq_stats, i, j;
1898 struct lio *lio = GET_LIO(netdev);
1899 struct octeon_device *oct_dev = lio->oct_dev;
1900 int num_stats;
1901
1902 switch (stringset) {
1903 case ETH_SS_STATS:
1904 num_stats = ARRAY_SIZE(oct_vf_stats_strings);
1905 for (j = 0; j < num_stats; j++) {
1906 sprintf(data, "%s", oct_vf_stats_strings[j]);
1907 data += ETH_GSTRING_LEN;
1908 }
1909
1910 num_iq_stats = ARRAY_SIZE(oct_iq_stats_strings);
1911 for (i = 0; i < MAX_OCTEON_INSTR_QUEUES(oct_dev); i++) {
1912 if (!(oct_dev->io_qmask.iq & BIT_ULL(i)))
1913 continue;
1914 for (j = 0; j < num_iq_stats; j++) {
1915 sprintf(data, "tx-%d-%s", i,
1916 oct_iq_stats_strings[j]);
1917 data += ETH_GSTRING_LEN;
1918 }
1919 }
1920
1921 num_oq_stats = ARRAY_SIZE(oct_droq_stats_strings);
1922 for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct_dev); i++) {
1923 if (!(oct_dev->io_qmask.oq & BIT_ULL(i)))
1924 continue;
1925 for (j = 0; j < num_oq_stats; j++) {
1926 sprintf(data, "rx-%d-%s", i,
1927 oct_droq_stats_strings[j]);
1928 data += ETH_GSTRING_LEN;
1929 }
1930 }
1931 break;
1932
1933 case ETH_SS_PRIV_FLAGS:
1934 lio_get_priv_flags_strings(lio, data);
1935 break;
1936 default:
1937 netif_info(lio, drv, lio->netdev, "Unknown Stringset !!\n");
1938 break;
1939 }
1940}
1941
1942static int lio_get_priv_flags_ss_count(struct lio *lio)
1943{
1944 struct octeon_device *oct_dev = lio->oct_dev;
1945
1946 switch (oct_dev->chip_id) {
1947 case OCTEON_CN23XX_PF_VID:
1948 case OCTEON_CN23XX_VF_VID:
1949 return ARRAY_SIZE(oct_priv_flags_strings);
1950 case OCTEON_CN68XX:
1951 case OCTEON_CN66XX:
1952 return -EOPNOTSUPP;
1953 default:
1954 netif_info(lio, drv, lio->netdev, "Unknown Chip !!\n");
1955 return -EOPNOTSUPP;
1956 }
1957}
1958
1959static int lio_get_sset_count(struct net_device *netdev, int sset)
1960{
1961 struct lio *lio = GET_LIO(netdev);
1962 struct octeon_device *oct_dev = lio->oct_dev;
1963
1964 switch (sset) {
1965 case ETH_SS_STATS:
1966 return (ARRAY_SIZE(oct_stats_strings) +
1967 ARRAY_SIZE(oct_iq_stats_strings) * oct_dev->num_iqs +
1968 ARRAY_SIZE(oct_droq_stats_strings) * oct_dev->num_oqs);
1969 case ETH_SS_PRIV_FLAGS:
1970 return lio_get_priv_flags_ss_count(lio);
1971 default:
1972 return -EOPNOTSUPP;
1973 }
1974}
1975
1976static int lio_vf_get_sset_count(struct net_device *netdev, int sset)
1977{
1978 struct lio *lio = GET_LIO(netdev);
1979 struct octeon_device *oct_dev = lio->oct_dev;
1980
1981 switch (sset) {
1982 case ETH_SS_STATS:
1983 return (ARRAY_SIZE(oct_vf_stats_strings) +
1984 ARRAY_SIZE(oct_iq_stats_strings) * oct_dev->num_iqs +
1985 ARRAY_SIZE(oct_droq_stats_strings) * oct_dev->num_oqs);
1986 case ETH_SS_PRIV_FLAGS:
1987 return lio_get_priv_flags_ss_count(lio);
1988 default:
1989 return -EOPNOTSUPP;
1990 }
1991}
1992
1993
1994static int octnet_get_intrmod_cfg(struct lio *lio,
1995 struct oct_intrmod_cfg *intr_cfg)
1996{
1997 struct octeon_soft_command *sc;
1998 struct oct_intrmod_resp *resp;
1999 int retval;
2000 struct octeon_device *oct_dev = lio->oct_dev;
2001
2002
2003 sc = (struct octeon_soft_command *)
2004 octeon_alloc_soft_command(oct_dev,
2005 0,
2006 sizeof(struct oct_intrmod_resp), 0);
2007
2008 if (!sc)
2009 return -ENOMEM;
2010
2011 resp = (struct oct_intrmod_resp *)sc->virtrptr;
2012 memset(resp, 0, sizeof(struct oct_intrmod_resp));
2013
2014 sc->iq_no = lio->linfo.txpciq[0].s.q_no;
2015
2016 octeon_prepare_soft_command(oct_dev, sc, OPCODE_NIC,
2017 OPCODE_NIC_INTRMOD_PARAMS, 0, 0, 0);
2018
2019 init_completion(&sc->complete);
2020 sc->sc_status = OCTEON_REQUEST_PENDING;
2021
2022 retval = octeon_send_soft_command(oct_dev, sc);
2023 if (retval == IQ_SEND_FAILED) {
2024 octeon_free_soft_command(oct_dev, sc);
2025 return -EINVAL;
2026 }
2027
2028
2029
2030
2031 retval = wait_for_sc_completion_timeout(oct_dev, sc, 0);
2032 if (retval)
2033 return -ENODEV;
2034
2035 if (resp->status) {
2036 dev_err(&oct_dev->pci_dev->dev,
2037 "Get interrupt moderation parameters failed\n");
2038 WRITE_ONCE(sc->caller_is_done, true);
2039 return -ENODEV;
2040 }
2041
2042 octeon_swap_8B_data((u64 *)&resp->intrmod,
2043 (sizeof(struct oct_intrmod_cfg)) / 8);
2044 memcpy(intr_cfg, &resp->intrmod, sizeof(struct oct_intrmod_cfg));
2045 WRITE_ONCE(sc->caller_is_done, true);
2046
2047 return 0;
2048}
2049
2050
2051static int octnet_set_intrmod_cfg(struct lio *lio,
2052 struct oct_intrmod_cfg *intr_cfg)
2053{
2054 struct octeon_soft_command *sc;
2055 struct oct_intrmod_cfg *cfg;
2056 int retval;
2057 struct octeon_device *oct_dev = lio->oct_dev;
2058
2059
2060 sc = (struct octeon_soft_command *)
2061 octeon_alloc_soft_command(oct_dev,
2062 sizeof(struct oct_intrmod_cfg),
2063 16, 0);
2064
2065 if (!sc)
2066 return -ENOMEM;
2067
2068 cfg = (struct oct_intrmod_cfg *)sc->virtdptr;
2069
2070 memcpy(cfg, intr_cfg, sizeof(struct oct_intrmod_cfg));
2071 octeon_swap_8B_data((u64 *)cfg, (sizeof(struct oct_intrmod_cfg)) / 8);
2072
2073 sc->iq_no = lio->linfo.txpciq[0].s.q_no;
2074
2075 octeon_prepare_soft_command(oct_dev, sc, OPCODE_NIC,
2076 OPCODE_NIC_INTRMOD_CFG, 0, 0, 0);
2077
2078 init_completion(&sc->complete);
2079 sc->sc_status = OCTEON_REQUEST_PENDING;
2080
2081 retval = octeon_send_soft_command(oct_dev, sc);
2082 if (retval == IQ_SEND_FAILED) {
2083 octeon_free_soft_command(oct_dev, sc);
2084 return -EINVAL;
2085 }
2086
2087
2088
2089
2090 retval = wait_for_sc_completion_timeout(oct_dev, sc, 0);
2091 if (retval)
2092 return retval;
2093
2094 retval = sc->sc_status;
2095 if (retval == 0) {
2096 dev_info(&oct_dev->pci_dev->dev,
2097 "Rx-Adaptive Interrupt moderation %s\n",
2098 (intr_cfg->rx_enable) ?
2099 "enabled" : "disabled");
2100 WRITE_ONCE(sc->caller_is_done, true);
2101 return 0;
2102 }
2103
2104 dev_err(&oct_dev->pci_dev->dev,
2105 "intrmod config failed. Status: %x\n", retval);
2106 WRITE_ONCE(sc->caller_is_done, true);
2107 return -ENODEV;
2108}
2109
2110static int lio_get_intr_coalesce(struct net_device *netdev,
2111 struct ethtool_coalesce *intr_coal,
2112 struct kernel_ethtool_coalesce *kernel_coal,
2113 struct netlink_ext_ack *extack)
2114{
2115 struct lio *lio = GET_LIO(netdev);
2116 struct octeon_device *oct = lio->oct_dev;
2117 struct octeon_instr_queue *iq;
2118 struct oct_intrmod_cfg intrmod_cfg;
2119
2120 if (octnet_get_intrmod_cfg(lio, &intrmod_cfg))
2121 return -ENODEV;
2122
2123 switch (oct->chip_id) {
2124 case OCTEON_CN23XX_PF_VID:
2125 case OCTEON_CN23XX_VF_VID: {
2126 if (!intrmod_cfg.rx_enable) {
2127 intr_coal->rx_coalesce_usecs = oct->rx_coalesce_usecs;
2128 intr_coal->rx_max_coalesced_frames =
2129 oct->rx_max_coalesced_frames;
2130 }
2131 if (!intrmod_cfg.tx_enable)
2132 intr_coal->tx_max_coalesced_frames =
2133 oct->tx_max_coalesced_frames;
2134 break;
2135 }
2136 case OCTEON_CN68XX:
2137 case OCTEON_CN66XX: {
2138 struct octeon_cn6xxx *cn6xxx =
2139 (struct octeon_cn6xxx *)oct->chip;
2140
2141 if (!intrmod_cfg.rx_enable) {
2142 intr_coal->rx_coalesce_usecs =
2143 CFG_GET_OQ_INTR_TIME(cn6xxx->conf);
2144 intr_coal->rx_max_coalesced_frames =
2145 CFG_GET_OQ_INTR_PKT(cn6xxx->conf);
2146 }
2147 iq = oct->instr_queue[lio->linfo.txpciq[0].s.q_no];
2148 intr_coal->tx_max_coalesced_frames = iq->fill_threshold;
2149 break;
2150 }
2151 default:
2152 netif_info(lio, drv, lio->netdev, "Unknown Chip !!\n");
2153 return -EINVAL;
2154 }
2155 if (intrmod_cfg.rx_enable) {
2156 intr_coal->use_adaptive_rx_coalesce =
2157 intrmod_cfg.rx_enable;
2158 intr_coal->rate_sample_interval =
2159 intrmod_cfg.check_intrvl;
2160 intr_coal->pkt_rate_high =
2161 intrmod_cfg.maxpkt_ratethr;
2162 intr_coal->pkt_rate_low =
2163 intrmod_cfg.minpkt_ratethr;
2164 intr_coal->rx_max_coalesced_frames_high =
2165 intrmod_cfg.rx_maxcnt_trigger;
2166 intr_coal->rx_coalesce_usecs_high =
2167 intrmod_cfg.rx_maxtmr_trigger;
2168 intr_coal->rx_coalesce_usecs_low =
2169 intrmod_cfg.rx_mintmr_trigger;
2170 intr_coal->rx_max_coalesced_frames_low =
2171 intrmod_cfg.rx_mincnt_trigger;
2172 }
2173 if ((OCTEON_CN23XX_PF(oct) || OCTEON_CN23XX_VF(oct)) &&
2174 (intrmod_cfg.tx_enable)) {
2175 intr_coal->use_adaptive_tx_coalesce =
2176 intrmod_cfg.tx_enable;
2177 intr_coal->tx_max_coalesced_frames_high =
2178 intrmod_cfg.tx_maxcnt_trigger;
2179 intr_coal->tx_max_coalesced_frames_low =
2180 intrmod_cfg.tx_mincnt_trigger;
2181 }
2182 return 0;
2183}
2184
2185
2186static int oct_cfg_adaptive_intr(struct lio *lio,
2187 struct oct_intrmod_cfg *intrmod_cfg,
2188 struct ethtool_coalesce *intr_coal)
2189{
2190 int ret = 0;
2191
2192 if (intrmod_cfg->rx_enable || intrmod_cfg->tx_enable) {
2193 intrmod_cfg->check_intrvl = intr_coal->rate_sample_interval;
2194 intrmod_cfg->maxpkt_ratethr = intr_coal->pkt_rate_high;
2195 intrmod_cfg->minpkt_ratethr = intr_coal->pkt_rate_low;
2196 }
2197 if (intrmod_cfg->rx_enable) {
2198 intrmod_cfg->rx_maxcnt_trigger =
2199 intr_coal->rx_max_coalesced_frames_high;
2200 intrmod_cfg->rx_maxtmr_trigger =
2201 intr_coal->rx_coalesce_usecs_high;
2202 intrmod_cfg->rx_mintmr_trigger =
2203 intr_coal->rx_coalesce_usecs_low;
2204 intrmod_cfg->rx_mincnt_trigger =
2205 intr_coal->rx_max_coalesced_frames_low;
2206 }
2207 if (intrmod_cfg->tx_enable) {
2208 intrmod_cfg->tx_maxcnt_trigger =
2209 intr_coal->tx_max_coalesced_frames_high;
2210 intrmod_cfg->tx_mincnt_trigger =
2211 intr_coal->tx_max_coalesced_frames_low;
2212 }
2213
2214 ret = octnet_set_intrmod_cfg(lio, intrmod_cfg);
2215
2216 return ret;
2217}
2218
2219static int
2220oct_cfg_rx_intrcnt(struct lio *lio,
2221 struct oct_intrmod_cfg *intrmod,
2222 struct ethtool_coalesce *intr_coal)
2223{
2224 struct octeon_device *oct = lio->oct_dev;
2225 u32 rx_max_coalesced_frames;
2226
2227
2228 switch (oct->chip_id) {
2229 case OCTEON_CN68XX:
2230 case OCTEON_CN66XX: {
2231 struct octeon_cn6xxx *cn6xxx =
2232 (struct octeon_cn6xxx *)oct->chip;
2233
2234 if (!intr_coal->rx_max_coalesced_frames)
2235 rx_max_coalesced_frames = CN6XXX_OQ_INTR_PKT;
2236 else
2237 rx_max_coalesced_frames =
2238 intr_coal->rx_max_coalesced_frames;
2239 octeon_write_csr(oct, CN6XXX_SLI_OQ_INT_LEVEL_PKTS,
2240 rx_max_coalesced_frames);
2241 CFG_SET_OQ_INTR_PKT(cn6xxx->conf, rx_max_coalesced_frames);
2242 break;
2243 }
2244 case OCTEON_CN23XX_PF_VID: {
2245 int q_no;
2246
2247 if (!intr_coal->rx_max_coalesced_frames)
2248 rx_max_coalesced_frames = intrmod->rx_frames;
2249 else
2250 rx_max_coalesced_frames =
2251 intr_coal->rx_max_coalesced_frames;
2252 for (q_no = 0; q_no < oct->num_oqs; q_no++) {
2253 q_no += oct->sriov_info.pf_srn;
2254 octeon_write_csr64(
2255 oct, CN23XX_SLI_OQ_PKT_INT_LEVELS(q_no),
2256 (octeon_read_csr64(
2257 oct, CN23XX_SLI_OQ_PKT_INT_LEVELS(q_no)) &
2258 (0x3fffff00000000UL)) |
2259 (rx_max_coalesced_frames - 1));
2260
2261 }
2262 intrmod->rx_frames = rx_max_coalesced_frames;
2263 oct->rx_max_coalesced_frames = rx_max_coalesced_frames;
2264 break;
2265 }
2266 case OCTEON_CN23XX_VF_VID: {
2267 int q_no;
2268
2269 if (!intr_coal->rx_max_coalesced_frames)
2270 rx_max_coalesced_frames = intrmod->rx_frames;
2271 else
2272 rx_max_coalesced_frames =
2273 intr_coal->rx_max_coalesced_frames;
2274 for (q_no = 0; q_no < oct->num_oqs; q_no++) {
2275 octeon_write_csr64(
2276 oct, CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(q_no),
2277 (octeon_read_csr64(
2278 oct, CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(q_no)) &
2279 (0x3fffff00000000UL)) |
2280 (rx_max_coalesced_frames - 1));
2281
2282 }
2283 intrmod->rx_frames = rx_max_coalesced_frames;
2284 oct->rx_max_coalesced_frames = rx_max_coalesced_frames;
2285 break;
2286 }
2287 default:
2288 return -EINVAL;
2289 }
2290 return 0;
2291}
2292
2293static int oct_cfg_rx_intrtime(struct lio *lio,
2294 struct oct_intrmod_cfg *intrmod,
2295 struct ethtool_coalesce *intr_coal)
2296{
2297 struct octeon_device *oct = lio->oct_dev;
2298 u32 time_threshold, rx_coalesce_usecs;
2299
2300
2301 switch (oct->chip_id) {
2302 case OCTEON_CN68XX:
2303 case OCTEON_CN66XX: {
2304 struct octeon_cn6xxx *cn6xxx =
2305 (struct octeon_cn6xxx *)oct->chip;
2306 if (!intr_coal->rx_coalesce_usecs)
2307 rx_coalesce_usecs = CN6XXX_OQ_INTR_TIME;
2308 else
2309 rx_coalesce_usecs = intr_coal->rx_coalesce_usecs;
2310
2311 time_threshold = lio_cn6xxx_get_oq_ticks(oct,
2312 rx_coalesce_usecs);
2313 octeon_write_csr(oct,
2314 CN6XXX_SLI_OQ_INT_LEVEL_TIME,
2315 time_threshold);
2316
2317 CFG_SET_OQ_INTR_TIME(cn6xxx->conf, rx_coalesce_usecs);
2318 break;
2319 }
2320 case OCTEON_CN23XX_PF_VID: {
2321 u64 time_threshold;
2322 int q_no;
2323
2324 if (!intr_coal->rx_coalesce_usecs)
2325 rx_coalesce_usecs = intrmod->rx_usecs;
2326 else
2327 rx_coalesce_usecs = intr_coal->rx_coalesce_usecs;
2328 time_threshold =
2329 cn23xx_pf_get_oq_ticks(oct, (u32)rx_coalesce_usecs);
2330 for (q_no = 0; q_no < oct->num_oqs; q_no++) {
2331 q_no += oct->sriov_info.pf_srn;
2332 octeon_write_csr64(oct,
2333 CN23XX_SLI_OQ_PKT_INT_LEVELS(q_no),
2334 (intrmod->rx_frames |
2335 ((u64)time_threshold << 32)));
2336
2337 }
2338 intrmod->rx_usecs = rx_coalesce_usecs;
2339 oct->rx_coalesce_usecs = rx_coalesce_usecs;
2340 break;
2341 }
2342 case OCTEON_CN23XX_VF_VID: {
2343 u64 time_threshold;
2344 int q_no;
2345
2346 if (!intr_coal->rx_coalesce_usecs)
2347 rx_coalesce_usecs = intrmod->rx_usecs;
2348 else
2349 rx_coalesce_usecs = intr_coal->rx_coalesce_usecs;
2350
2351 time_threshold =
2352 cn23xx_vf_get_oq_ticks(oct, (u32)rx_coalesce_usecs);
2353 for (q_no = 0; q_no < oct->num_oqs; q_no++) {
2354 octeon_write_csr64(
2355 oct, CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(q_no),
2356 (intrmod->rx_frames |
2357 ((u64)time_threshold << 32)));
2358
2359 }
2360 intrmod->rx_usecs = rx_coalesce_usecs;
2361 oct->rx_coalesce_usecs = rx_coalesce_usecs;
2362 break;
2363 }
2364 default:
2365 return -EINVAL;
2366 }
2367
2368 return 0;
2369}
2370
2371static int
2372oct_cfg_tx_intrcnt(struct lio *lio,
2373 struct oct_intrmod_cfg *intrmod,
2374 struct ethtool_coalesce *intr_coal)
2375{
2376 struct octeon_device *oct = lio->oct_dev;
2377 u32 iq_intr_pkt;
2378 void __iomem *inst_cnt_reg;
2379 u64 val;
2380
2381
2382 switch (oct->chip_id) {
2383 case OCTEON_CN68XX:
2384 case OCTEON_CN66XX:
2385 break;
2386 case OCTEON_CN23XX_VF_VID:
2387 case OCTEON_CN23XX_PF_VID: {
2388 int q_no;
2389
2390 if (!intr_coal->tx_max_coalesced_frames)
2391 iq_intr_pkt = CN23XX_DEF_IQ_INTR_THRESHOLD &
2392 CN23XX_PKT_IN_DONE_WMARK_MASK;
2393 else
2394 iq_intr_pkt = intr_coal->tx_max_coalesced_frames &
2395 CN23XX_PKT_IN_DONE_WMARK_MASK;
2396 for (q_no = 0; q_no < oct->num_iqs; q_no++) {
2397 inst_cnt_reg = (oct->instr_queue[q_no])->inst_cnt_reg;
2398 val = readq(inst_cnt_reg);
2399
2400 val = (val & 0xFFFF000000000000ULL) |
2401 ((u64)(iq_intr_pkt - 1)
2402 << CN23XX_PKT_IN_DONE_WMARK_BIT_POS);
2403 writeq(val, inst_cnt_reg);
2404
2405 }
2406 intrmod->tx_frames = iq_intr_pkt;
2407 oct->tx_max_coalesced_frames = iq_intr_pkt;
2408 break;
2409 }
2410 default:
2411 return -EINVAL;
2412 }
2413 return 0;
2414}
2415
2416static int lio_set_intr_coalesce(struct net_device *netdev,
2417 struct ethtool_coalesce *intr_coal,
2418 struct kernel_ethtool_coalesce *kernel_coal,
2419 struct netlink_ext_ack *extack)
2420{
2421 struct lio *lio = GET_LIO(netdev);
2422 int ret;
2423 struct octeon_device *oct = lio->oct_dev;
2424 struct oct_intrmod_cfg intrmod = {0};
2425 u32 j, q_no;
2426 int db_max, db_min;
2427
2428 switch (oct->chip_id) {
2429 case OCTEON_CN68XX:
2430 case OCTEON_CN66XX:
2431 db_min = CN6XXX_DB_MIN;
2432 db_max = CN6XXX_DB_MAX;
2433 if ((intr_coal->tx_max_coalesced_frames >= db_min) &&
2434 (intr_coal->tx_max_coalesced_frames <= db_max)) {
2435 for (j = 0; j < lio->linfo.num_txpciq; j++) {
2436 q_no = lio->linfo.txpciq[j].s.q_no;
2437 oct->instr_queue[q_no]->fill_threshold =
2438 intr_coal->tx_max_coalesced_frames;
2439 }
2440 } else {
2441 dev_err(&oct->pci_dev->dev,
2442 "LIQUIDIO: Invalid tx-frames:%d. Range is min:%d max:%d\n",
2443 intr_coal->tx_max_coalesced_frames,
2444 db_min, db_max);
2445 return -EINVAL;
2446 }
2447 break;
2448 case OCTEON_CN23XX_PF_VID:
2449 case OCTEON_CN23XX_VF_VID:
2450 break;
2451 default:
2452 return -EINVAL;
2453 }
2454
2455 intrmod.rx_enable = intr_coal->use_adaptive_rx_coalesce ? 1 : 0;
2456 intrmod.tx_enable = intr_coal->use_adaptive_tx_coalesce ? 1 : 0;
2457 intrmod.rx_frames = CFG_GET_OQ_INTR_PKT(octeon_get_conf(oct));
2458 intrmod.rx_usecs = CFG_GET_OQ_INTR_TIME(octeon_get_conf(oct));
2459 intrmod.tx_frames = CFG_GET_IQ_INTR_PKT(octeon_get_conf(oct));
2460
2461 ret = oct_cfg_adaptive_intr(lio, &intrmod, intr_coal);
2462
2463 if (!intr_coal->use_adaptive_rx_coalesce) {
2464 ret = oct_cfg_rx_intrtime(lio, &intrmod, intr_coal);
2465 if (ret)
2466 goto ret_intrmod;
2467
2468 ret = oct_cfg_rx_intrcnt(lio, &intrmod, intr_coal);
2469 if (ret)
2470 goto ret_intrmod;
2471 } else {
2472 oct->rx_coalesce_usecs =
2473 CFG_GET_OQ_INTR_TIME(octeon_get_conf(oct));
2474 oct->rx_max_coalesced_frames =
2475 CFG_GET_OQ_INTR_PKT(octeon_get_conf(oct));
2476 }
2477
2478 if (!intr_coal->use_adaptive_tx_coalesce) {
2479 ret = oct_cfg_tx_intrcnt(lio, &intrmod, intr_coal);
2480 if (ret)
2481 goto ret_intrmod;
2482 } else {
2483 oct->tx_max_coalesced_frames =
2484 CFG_GET_IQ_INTR_PKT(octeon_get_conf(oct));
2485 }
2486
2487 return 0;
2488ret_intrmod:
2489 return ret;
2490}
2491
2492static int lio_get_ts_info(struct net_device *netdev,
2493 struct ethtool_ts_info *info)
2494{
2495 struct lio *lio = GET_LIO(netdev);
2496
2497 info->so_timestamping =
2498#ifdef PTP_HARDWARE_TIMESTAMPING
2499 SOF_TIMESTAMPING_TX_HARDWARE |
2500 SOF_TIMESTAMPING_RX_HARDWARE |
2501 SOF_TIMESTAMPING_RAW_HARDWARE |
2502 SOF_TIMESTAMPING_TX_SOFTWARE |
2503#endif
2504 SOF_TIMESTAMPING_RX_SOFTWARE |
2505 SOF_TIMESTAMPING_SOFTWARE;
2506
2507 if (lio->ptp_clock)
2508 info->phc_index = ptp_clock_index(lio->ptp_clock);
2509 else
2510 info->phc_index = -1;
2511
2512#ifdef PTP_HARDWARE_TIMESTAMPING
2513 info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON);
2514
2515 info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) |
2516 (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
2517 (1 << HWTSTAMP_FILTER_PTP_V2_L2_EVENT) |
2518 (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT);
2519#endif
2520
2521 return 0;
2522}
2523
2524
2525static int lio_get_regs_len(struct net_device *dev)
2526{
2527 struct lio *lio = GET_LIO(dev);
2528 struct octeon_device *oct = lio->oct_dev;
2529
2530 switch (oct->chip_id) {
2531 case OCTEON_CN23XX_PF_VID:
2532 return OCT_ETHTOOL_REGDUMP_LEN_23XX;
2533 case OCTEON_CN23XX_VF_VID:
2534 return OCT_ETHTOOL_REGDUMP_LEN_23XX_VF;
2535 default:
2536 return OCT_ETHTOOL_REGDUMP_LEN;
2537 }
2538}
2539
2540static int cn23xx_read_csr_reg(char *s, struct octeon_device *oct)
2541{
2542 u32 reg;
2543 u8 pf_num = oct->pf_num;
2544 int len = 0;
2545 int i;
2546
2547
2548
2549 len += sprintf(s + len, "\n\t Octeon CSR Registers\n\n");
2550
2551
2552 reg = CN23XX_SLI_PKT_MAC_RINFO64(oct->pcie_port, oct->pf_num);
2553 len += sprintf(s + len,
2554 "\n[%08x] (SLI_PKT_MAC%d_PF%d_RINFO): %016llx\n",
2555 reg, oct->pcie_port, oct->pf_num,
2556 (u64)octeon_read_csr64(oct, reg));
2557
2558
2559 reg = CN23XX_SLI_MAC_PF_INT_ENB64(oct->pcie_port, oct->pf_num);
2560 len +=
2561 sprintf(s + len, "\n[%08x] (SLI_MAC%d_PF%d_INT_ENB): %016llx\n",
2562 reg, oct->pcie_port, oct->pf_num,
2563 (u64)octeon_read_csr64(oct, reg));
2564
2565
2566 reg = CN23XX_SLI_MAC_PF_INT_SUM64(oct->pcie_port, oct->pf_num);
2567 len +=
2568 sprintf(s + len, "\n[%08x] (SLI_MAC%d_PF%d_INT_SUM): %016llx\n",
2569 reg, oct->pcie_port, oct->pf_num,
2570 (u64)octeon_read_csr64(oct, reg));
2571
2572
2573 reg = 0x29120;
2574 len += sprintf(s + len, "\n[%08x] (SLI_PKT_MEM_CTL): %016llx\n", reg,
2575 (u64)octeon_read_csr64(oct, reg));
2576
2577
2578 reg = 0x27300 + oct->pcie_port * CN23XX_MAC_INT_OFFSET +
2579 (oct->pf_num) * CN23XX_PF_INT_OFFSET;
2580 len += sprintf(
2581 s + len, "\n[%08x] (SLI_MAC%d_PF%d_PKT_VF_INT): %016llx\n", reg,
2582 oct->pcie_port, oct->pf_num, (u64)octeon_read_csr64(oct, reg));
2583
2584
2585 reg = 0x27200 + oct->pcie_port * CN23XX_MAC_INT_OFFSET +
2586 (oct->pf_num) * CN23XX_PF_INT_OFFSET;
2587 len += sprintf(s + len,
2588 "\n[%08x] (SLI_MAC%d_PF%d_PP_VF_INT): %016llx\n",
2589 reg, oct->pcie_port, oct->pf_num,
2590 (u64)octeon_read_csr64(oct, reg));
2591
2592
2593 reg = CN23XX_SLI_PKT_CNT_INT;
2594 len += sprintf(s + len, "\n[%08x] (SLI_PKT_CNT_INT): %016llx\n", reg,
2595 (u64)octeon_read_csr64(oct, reg));
2596
2597
2598 reg = CN23XX_SLI_PKT_TIME_INT;
2599 len += sprintf(s + len, "\n[%08x] (SLI_PKT_TIME_INT): %016llx\n", reg,
2600 (u64)octeon_read_csr64(oct, reg));
2601
2602
2603 reg = 0x29160;
2604 len += sprintf(s + len, "\n[%08x] (SLI_PKT_INT): %016llx\n", reg,
2605 (u64)octeon_read_csr64(oct, reg));
2606
2607
2608 reg = CN23XX_SLI_OQ_WMARK;
2609 len += sprintf(s + len, "\n[%08x] (SLI_PKT_OUTPUT_WMARK): %016llx\n",
2610 reg, (u64)octeon_read_csr64(oct, reg));
2611
2612
2613 reg = CN23XX_SLI_PKT_IOQ_RING_RST;
2614 len += sprintf(s + len, "\n[%08x] (SLI_PKT_RING_RST): %016llx\n", reg,
2615 (u64)octeon_read_csr64(oct, reg));
2616
2617
2618 reg = CN23XX_SLI_GBL_CONTROL;
2619 len += sprintf(s + len,
2620 "\n[%08x] (SLI_PKT_GBL_CONTROL): %016llx\n", reg,
2621 (u64)octeon_read_csr64(oct, reg));
2622
2623
2624 reg = 0x29220;
2625 len += sprintf(s + len, "\n[%08x] (SLI_PKT_BIST_STATUS): %016llx\n",
2626 reg, (u64)octeon_read_csr64(oct, reg));
2627
2628
2629 if (pf_num == 0) {
2630
2631 reg = CN23XX_SLI_OUT_BP_EN_W1S;
2632 len += sprintf(s + len,
2633 "\n[%08x] (SLI_PKT_OUT_BP_EN_W1S): %016llx\n",
2634 reg, (u64)octeon_read_csr64(oct, reg));
2635 } else if (pf_num == 1) {
2636
2637 reg = CN23XX_SLI_OUT_BP_EN2_W1S;
2638 len += sprintf(s + len,
2639 "\n[%08x] (SLI_PKT_OUT_BP_EN2_W1S): %016llx\n",
2640 reg, (u64)octeon_read_csr64(oct, reg));
2641 }
2642
2643 for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
2644 reg = CN23XX_SLI_OQ_BUFF_INFO_SIZE(i);
2645 len +=
2646 sprintf(s + len, "\n[%08x] (SLI_PKT%d_OUT_SIZE): %016llx\n",
2647 reg, i, (u64)octeon_read_csr64(oct, reg));
2648 }
2649
2650
2651 for (i = 0; i < CN23XX_MAX_INPUT_QUEUES; i++) {
2652 reg = CN23XX_SLI_IQ_INSTR_COUNT64(i);
2653 len += sprintf(s + len,
2654 "\n[%08x] (SLI_PKT_IN_DONE%d_CNTS): %016llx\n",
2655 reg, i, (u64)octeon_read_csr64(oct, reg));
2656 }
2657
2658
2659 for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
2660 reg = CN23XX_SLI_OQ_PKTS_CREDIT(i);
2661 len += sprintf(s + len,
2662 "\n[%08x] (SLI_PKT%d_SLIST_BAOFF_DBELL): %016llx\n",
2663 reg, i, (u64)octeon_read_csr64(oct, reg));
2664 }
2665
2666
2667 for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
2668 reg = CN23XX_SLI_OQ_SIZE(i);
2669 len += sprintf(
2670 s + len, "\n[%08x] (SLI_PKT%d_SLIST_FIFO_RSIZE): %016llx\n",
2671 reg, i, (u64)octeon_read_csr64(oct, reg));
2672 }
2673
2674
2675 for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
2676 reg = CN23XX_SLI_OQ_PKT_CONTROL(i);
2677 len += sprintf(
2678 s + len,
2679 "\n[%08x] (SLI_PKT%d__OUTPUT_CONTROL): %016llx\n",
2680 reg, i, (u64)octeon_read_csr64(oct, reg));
2681 }
2682
2683
2684 for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
2685 reg = CN23XX_SLI_OQ_BASE_ADDR64(i);
2686 len += sprintf(s + len,
2687 "\n[%08x] (SLI_PKT%d_SLIST_BADDR): %016llx\n",
2688 reg, i, (u64)octeon_read_csr64(oct, reg));
2689 }
2690
2691
2692 for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
2693 reg = CN23XX_SLI_OQ_PKT_INT_LEVELS(i);
2694 len += sprintf(s + len,
2695 "\n[%08x] (SLI_PKT%d_INT_LEVELS): %016llx\n",
2696 reg, i, (u64)octeon_read_csr64(oct, reg));
2697 }
2698
2699
2700 for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
2701 reg = CN23XX_SLI_OQ_PKTS_SENT(i);
2702 len += sprintf(s + len, "\n[%08x] (SLI_PKT%d_CNTS): %016llx\n",
2703 reg, i, (u64)octeon_read_csr64(oct, reg));
2704 }
2705
2706
2707 for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
2708 reg = 0x100c0 + i * CN23XX_OQ_OFFSET;
2709 len += sprintf(s + len,
2710 "\n[%08x] (SLI_PKT%d_ERROR_INFO): %016llx\n",
2711 reg, i, (u64)octeon_read_csr64(oct, reg));
2712
2713
2714 for (i = 0; i < CN23XX_MAX_INPUT_QUEUES; i++) {
2715 reg = CN23XX_SLI_IQ_PKT_CONTROL64(i);
2716 len += sprintf(
2717 s + len,
2718 "\n[%08x] (SLI_PKT%d_INPUT_CONTROL): %016llx\n",
2719 reg, i, (u64)octeon_read_csr64(oct, reg));
2720 }
2721
2722
2723 for (i = 0; i < CN23XX_MAX_INPUT_QUEUES; i++) {
2724 reg = CN23XX_SLI_IQ_BASE_ADDR64(i);
2725 len += sprintf(
2726 s + len,
2727 "\n[%08x] (SLI_PKT%d_INSTR_BADDR): %016llx\n", reg,
2728 i, (u64)octeon_read_csr64(oct, reg));
2729 }
2730
2731
2732 for (i = 0; i < CN23XX_MAX_INPUT_QUEUES; i++) {
2733 reg = CN23XX_SLI_IQ_DOORBELL(i);
2734 len += sprintf(
2735 s + len,
2736 "\n[%08x] (SLI_PKT%d_INSTR_BAOFF_DBELL): %016llx\n",
2737 reg, i, (u64)octeon_read_csr64(oct, reg));
2738 }
2739
2740
2741 for (i = 0; i < CN23XX_MAX_INPUT_QUEUES; i++) {
2742 reg = CN23XX_SLI_IQ_SIZE(i);
2743 len += sprintf(
2744 s + len,
2745 "\n[%08x] (SLI_PKT%d_INSTR_FIFO_RSIZE): %016llx\n",
2746 reg, i, (u64)octeon_read_csr64(oct, reg));
2747 }
2748
2749
2750 for (i = 0; i < CN23XX_MAX_INPUT_QUEUES; i++)
2751 reg = CN23XX_SLI_IQ_INSTR_COUNT64(i);
2752 len += sprintf(s + len,
2753 "\n[%08x] (SLI_PKT_IN_DONE%d_CNTS): %016llx\n",
2754 reg, i, (u64)octeon_read_csr64(oct, reg));
2755 }
2756
2757 return len;
2758}
2759
2760static int cn23xx_vf_read_csr_reg(char *s, struct octeon_device *oct)
2761{
2762 int len = 0;
2763 u32 reg;
2764 int i;
2765
2766
2767
2768 len += sprintf(s + len, "\n\t Octeon CSR Registers\n\n");
2769
2770 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2771 reg = CN23XX_VF_SLI_OQ_BUFF_INFO_SIZE(i);
2772 len += sprintf(s + len,
2773 "\n[%08x] (SLI_PKT%d_OUT_SIZE): %016llx\n",
2774 reg, i, (u64)octeon_read_csr64(oct, reg));
2775 }
2776
2777 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2778 reg = CN23XX_VF_SLI_IQ_INSTR_COUNT64(i);
2779 len += sprintf(s + len,
2780 "\n[%08x] (SLI_PKT_IN_DONE%d_CNTS): %016llx\n",
2781 reg, i, (u64)octeon_read_csr64(oct, reg));
2782 }
2783
2784 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2785 reg = CN23XX_VF_SLI_OQ_PKTS_CREDIT(i);
2786 len += sprintf(s + len,
2787 "\n[%08x] (SLI_PKT%d_SLIST_BAOFF_DBELL): %016llx\n",
2788 reg, i, (u64)octeon_read_csr64(oct, reg));
2789 }
2790
2791 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2792 reg = CN23XX_VF_SLI_OQ_SIZE(i);
2793 len += sprintf(s + len,
2794 "\n[%08x] (SLI_PKT%d_SLIST_FIFO_RSIZE): %016llx\n",
2795 reg, i, (u64)octeon_read_csr64(oct, reg));
2796 }
2797
2798 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2799 reg = CN23XX_VF_SLI_OQ_PKT_CONTROL(i);
2800 len += sprintf(s + len,
2801 "\n[%08x] (SLI_PKT%d__OUTPUT_CONTROL): %016llx\n",
2802 reg, i, (u64)octeon_read_csr64(oct, reg));
2803 }
2804
2805 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2806 reg = CN23XX_VF_SLI_OQ_BASE_ADDR64(i);
2807 len += sprintf(s + len,
2808 "\n[%08x] (SLI_PKT%d_SLIST_BADDR): %016llx\n",
2809 reg, i, (u64)octeon_read_csr64(oct, reg));
2810 }
2811
2812 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2813 reg = CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(i);
2814 len += sprintf(s + len,
2815 "\n[%08x] (SLI_PKT%d_INT_LEVELS): %016llx\n",
2816 reg, i, (u64)octeon_read_csr64(oct, reg));
2817 }
2818
2819 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2820 reg = CN23XX_VF_SLI_OQ_PKTS_SENT(i);
2821 len += sprintf(s + len, "\n[%08x] (SLI_PKT%d_CNTS): %016llx\n",
2822 reg, i, (u64)octeon_read_csr64(oct, reg));
2823 }
2824
2825 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2826 reg = 0x100c0 + i * CN23XX_VF_OQ_OFFSET;
2827 len += sprintf(s + len,
2828 "\n[%08x] (SLI_PKT%d_ERROR_INFO): %016llx\n",
2829 reg, i, (u64)octeon_read_csr64(oct, reg));
2830 }
2831
2832 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2833 reg = 0x100d0 + i * CN23XX_VF_IQ_OFFSET;
2834 len += sprintf(s + len,
2835 "\n[%08x] (SLI_PKT%d_VF_INT_SUM): %016llx\n",
2836 reg, i, (u64)octeon_read_csr64(oct, reg));
2837 }
2838
2839 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2840 reg = CN23XX_VF_SLI_IQ_PKT_CONTROL64(i);
2841 len += sprintf(s + len,
2842 "\n[%08x] (SLI_PKT%d_INPUT_CONTROL): %016llx\n",
2843 reg, i, (u64)octeon_read_csr64(oct, reg));
2844 }
2845
2846 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2847 reg = CN23XX_VF_SLI_IQ_BASE_ADDR64(i);
2848 len += sprintf(s + len,
2849 "\n[%08x] (SLI_PKT%d_INSTR_BADDR): %016llx\n",
2850 reg, i, (u64)octeon_read_csr64(oct, reg));
2851 }
2852
2853 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2854 reg = CN23XX_VF_SLI_IQ_DOORBELL(i);
2855 len += sprintf(s + len,
2856 "\n[%08x] (SLI_PKT%d_INSTR_BAOFF_DBELL): %016llx\n",
2857 reg, i, (u64)octeon_read_csr64(oct, reg));
2858 }
2859
2860 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2861 reg = CN23XX_VF_SLI_IQ_SIZE(i);
2862 len += sprintf(s + len,
2863 "\n[%08x] (SLI_PKT%d_INSTR_FIFO_RSIZE): %016llx\n",
2864 reg, i, (u64)octeon_read_csr64(oct, reg));
2865 }
2866
2867 for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
2868 reg = CN23XX_VF_SLI_IQ_INSTR_COUNT64(i);
2869 len += sprintf(s + len,
2870 "\n[%08x] (SLI_PKT_IN_DONE%d_CNTS): %016llx\n",
2871 reg, i, (u64)octeon_read_csr64(oct, reg));
2872 }
2873
2874 return len;
2875}
2876
2877static int cn6xxx_read_csr_reg(char *s, struct octeon_device *oct)
2878{
2879 u32 reg;
2880 int i, len = 0;
2881
2882
2883
2884 len += sprintf(s + len, "\n\t Octeon CSR Registers\n\n");
2885 reg = CN6XXX_WIN_WR_ADDR_LO;
2886 len += sprintf(s + len, "\n[%02x] (WIN_WR_ADDR_LO): %08x\n",
2887 CN6XXX_WIN_WR_ADDR_LO, octeon_read_csr(oct, reg));
2888 reg = CN6XXX_WIN_WR_ADDR_HI;
2889 len += sprintf(s + len, "[%02x] (WIN_WR_ADDR_HI): %08x\n",
2890 CN6XXX_WIN_WR_ADDR_HI, octeon_read_csr(oct, reg));
2891 reg = CN6XXX_WIN_RD_ADDR_LO;
2892 len += sprintf(s + len, "[%02x] (WIN_RD_ADDR_LO): %08x\n",
2893 CN6XXX_WIN_RD_ADDR_LO, octeon_read_csr(oct, reg));
2894 reg = CN6XXX_WIN_RD_ADDR_HI;
2895 len += sprintf(s + len, "[%02x] (WIN_RD_ADDR_HI): %08x\n",
2896 CN6XXX_WIN_RD_ADDR_HI, octeon_read_csr(oct, reg));
2897 reg = CN6XXX_WIN_WR_DATA_LO;
2898 len += sprintf(s + len, "[%02x] (WIN_WR_DATA_LO): %08x\n",
2899 CN6XXX_WIN_WR_DATA_LO, octeon_read_csr(oct, reg));
2900 reg = CN6XXX_WIN_WR_DATA_HI;
2901 len += sprintf(s + len, "[%02x] (WIN_WR_DATA_HI): %08x\n",
2902 CN6XXX_WIN_WR_DATA_HI, octeon_read_csr(oct, reg));
2903 len += sprintf(s + len, "[%02x] (WIN_WR_MASK_REG): %08x\n",
2904 CN6XXX_WIN_WR_MASK_REG,
2905 octeon_read_csr(oct, CN6XXX_WIN_WR_MASK_REG));
2906
2907
2908 len += sprintf(s + len, "\n[%x] (INT_ENABLE PORT 0): %08x\n",
2909 CN6XXX_SLI_INT_ENB64_PORT0, octeon_read_csr(oct,
2910 CN6XXX_SLI_INT_ENB64_PORT0));
2911 len += sprintf(s + len, "\n[%x] (INT_ENABLE PORT 1): %08x\n",
2912 CN6XXX_SLI_INT_ENB64_PORT1,
2913 octeon_read_csr(oct, CN6XXX_SLI_INT_ENB64_PORT1));
2914 len += sprintf(s + len, "[%x] (INT_SUM): %08x\n", CN6XXX_SLI_INT_SUM64,
2915 octeon_read_csr(oct, CN6XXX_SLI_INT_SUM64));
2916
2917
2918 for (i = 0; i < oct->num_oqs; i++) {
2919 reg = CN6XXX_SLI_OQ_PKTS_SENT(i);
2920 len += sprintf(s + len, "\n[%x] (PKTS_SENT_%d): %08x\n",
2921 reg, i, octeon_read_csr(oct, reg));
2922 reg = CN6XXX_SLI_OQ_PKTS_CREDIT(i);
2923 len += sprintf(s + len, "[%x] (PKT_CREDITS_%d): %08x\n",
2924 reg, i, octeon_read_csr(oct, reg));
2925 }
2926 reg = CN6XXX_SLI_OQ_INT_LEVEL_PKTS;
2927 len += sprintf(s + len, "\n[%x] (PKTS_SENT_INT_LEVEL): %08x\n",
2928 reg, octeon_read_csr(oct, reg));
2929 reg = CN6XXX_SLI_OQ_INT_LEVEL_TIME;
2930 len += sprintf(s + len, "[%x] (PKTS_SENT_TIME): %08x\n",
2931 reg, octeon_read_csr(oct, reg));
2932
2933
2934 for (i = 0; i <= 3; i++) {
2935 u32 reg;
2936
2937 reg = CN6XXX_SLI_IQ_DOORBELL(i);
2938 len += sprintf(s + len, "\n[%x] (INSTR_DOORBELL_%d): %08x\n",
2939 reg, i, octeon_read_csr(oct, reg));
2940 reg = CN6XXX_SLI_IQ_INSTR_COUNT(i);
2941 len += sprintf(s + len, "[%x] (INSTR_COUNT_%d): %08x\n",
2942 reg, i, octeon_read_csr(oct, reg));
2943 }
2944
2945
2946
2947 len += sprintf(s + len, "\n[%x] (DMA_CNT_0): %08x\n",
2948 CN6XXX_DMA_CNT(0),
2949 octeon_read_csr(oct, CN6XXX_DMA_CNT(0)));
2950 reg = CN6XXX_DMA_PKT_INT_LEVEL(0);
2951 len += sprintf(s + len, "[%x] (DMA_INT_LEV_0): %08x\n",
2952 CN6XXX_DMA_PKT_INT_LEVEL(0), octeon_read_csr(oct, reg));
2953 reg = CN6XXX_DMA_TIME_INT_LEVEL(0);
2954 len += sprintf(s + len, "[%x] (DMA_TIME_0): %08x\n",
2955 CN6XXX_DMA_TIME_INT_LEVEL(0),
2956 octeon_read_csr(oct, reg));
2957
2958 len += sprintf(s + len, "\n[%x] (DMA_CNT_1): %08x\n",
2959 CN6XXX_DMA_CNT(1),
2960 octeon_read_csr(oct, CN6XXX_DMA_CNT(1)));
2961 reg = CN6XXX_DMA_PKT_INT_LEVEL(1);
2962 len += sprintf(s + len, "[%x] (DMA_INT_LEV_1): %08x\n",
2963 CN6XXX_DMA_PKT_INT_LEVEL(1),
2964 octeon_read_csr(oct, reg));
2965 reg = CN6XXX_DMA_PKT_INT_LEVEL(1);
2966 len += sprintf(s + len, "[%x] (DMA_TIME_1): %08x\n",
2967 CN6XXX_DMA_TIME_INT_LEVEL(1),
2968 octeon_read_csr(oct, reg));
2969
2970
2971
2972 len += sprintf(s + len, "\n");
2973
2974 for (i = 0; i < 16; i++) {
2975 reg = lio_pci_readq(oct, CN6XXX_BAR1_REG(i, oct->pcie_port));
2976 len += sprintf(s + len, "[%llx] (BAR1_INDEX_%02d): %08x\n",
2977 CN6XXX_BAR1_REG(i, oct->pcie_port), i, reg);
2978 }
2979
2980 return len;
2981}
2982
2983static int cn6xxx_read_config_reg(char *s, struct octeon_device *oct)
2984{
2985 u32 val;
2986 int i, len = 0;
2987
2988
2989
2990 len += sprintf(s + len,
2991 "\n\t Octeon Config space Registers\n\n");
2992
2993 for (i = 0; i <= 13; i++) {
2994 pci_read_config_dword(oct->pci_dev, (i * 4), &val);
2995 len += sprintf(s + len, "[0x%x] (Config[%d]): 0x%08x\n",
2996 (i * 4), i, val);
2997 }
2998
2999 for (i = 30; i <= 34; i++) {
3000 pci_read_config_dword(oct->pci_dev, (i * 4), &val);
3001 len += sprintf(s + len, "[0x%x] (Config[%d]): 0x%08x\n",
3002 (i * 4), i, val);
3003 }
3004
3005 return len;
3006}
3007
3008
3009static void lio_get_regs(struct net_device *dev,
3010 struct ethtool_regs *regs, void *regbuf)
3011{
3012 struct lio *lio = GET_LIO(dev);
3013 int len = 0;
3014 struct octeon_device *oct = lio->oct_dev;
3015
3016 regs->version = OCT_ETHTOOL_REGSVER;
3017
3018 switch (oct->chip_id) {
3019 case OCTEON_CN23XX_PF_VID:
3020 memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN_23XX);
3021 len += cn23xx_read_csr_reg(regbuf + len, oct);
3022 break;
3023 case OCTEON_CN23XX_VF_VID:
3024 memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN_23XX_VF);
3025 len += cn23xx_vf_read_csr_reg(regbuf + len, oct);
3026 break;
3027 case OCTEON_CN68XX:
3028 case OCTEON_CN66XX:
3029 memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN);
3030 len += cn6xxx_read_csr_reg(regbuf + len, oct);
3031 len += cn6xxx_read_config_reg(regbuf + len, oct);
3032 break;
3033 default:
3034 dev_err(&oct->pci_dev->dev, "%s Unknown chipid: %d\n",
3035 __func__, oct->chip_id);
3036 }
3037}
3038
3039static u32 lio_get_priv_flags(struct net_device *netdev)
3040{
3041 struct lio *lio = GET_LIO(netdev);
3042
3043 return lio->oct_dev->priv_flags;
3044}
3045
3046static int lio_set_priv_flags(struct net_device *netdev, u32 flags)
3047{
3048 struct lio *lio = GET_LIO(netdev);
3049 bool intr_by_tx_bytes = !!(flags & (0x1 << OCT_PRIV_FLAG_TX_BYTES));
3050
3051 lio_set_priv_flag(lio->oct_dev, OCT_PRIV_FLAG_TX_BYTES,
3052 intr_by_tx_bytes);
3053 return 0;
3054}
3055
3056static int lio_get_fecparam(struct net_device *netdev,
3057 struct ethtool_fecparam *fec)
3058{
3059 struct lio *lio = GET_LIO(netdev);
3060 struct octeon_device *oct = lio->oct_dev;
3061
3062 fec->active_fec = ETHTOOL_FEC_NONE;
3063 fec->fec = ETHTOOL_FEC_NONE;
3064
3065 if (oct->subsystem_id == OCTEON_CN2350_25GB_SUBSYS_ID ||
3066 oct->subsystem_id == OCTEON_CN2360_25GB_SUBSYS_ID) {
3067 if (oct->no_speed_setting == 1)
3068 return 0;
3069
3070 liquidio_get_fec(lio);
3071 fec->fec = (ETHTOOL_FEC_RS | ETHTOOL_FEC_OFF);
3072 if (oct->props[lio->ifidx].fec == 1)
3073 fec->active_fec = ETHTOOL_FEC_RS;
3074 else
3075 fec->active_fec = ETHTOOL_FEC_OFF;
3076 }
3077
3078 return 0;
3079}
3080
3081static int lio_set_fecparam(struct net_device *netdev,
3082 struct ethtool_fecparam *fec)
3083{
3084 struct lio *lio = GET_LIO(netdev);
3085 struct octeon_device *oct = lio->oct_dev;
3086
3087 if (oct->subsystem_id == OCTEON_CN2350_25GB_SUBSYS_ID ||
3088 oct->subsystem_id == OCTEON_CN2360_25GB_SUBSYS_ID) {
3089 if (oct->no_speed_setting == 1)
3090 return -EOPNOTSUPP;
3091
3092 if (fec->fec & ETHTOOL_FEC_OFF)
3093 liquidio_set_fec(lio, 0);
3094 else if (fec->fec & ETHTOOL_FEC_RS)
3095 liquidio_set_fec(lio, 1);
3096 else
3097 return -EOPNOTSUPP;
3098 } else {
3099 return -EOPNOTSUPP;
3100 }
3101
3102 return 0;
3103}
3104
3105#define LIO_ETHTOOL_COALESCE (ETHTOOL_COALESCE_RX_USECS | \
3106 ETHTOOL_COALESCE_MAX_FRAMES | \
3107 ETHTOOL_COALESCE_USE_ADAPTIVE | \
3108 ETHTOOL_COALESCE_RX_MAX_FRAMES_LOW | \
3109 ETHTOOL_COALESCE_TX_MAX_FRAMES_LOW | \
3110 ETHTOOL_COALESCE_RX_MAX_FRAMES_HIGH | \
3111 ETHTOOL_COALESCE_TX_MAX_FRAMES_HIGH | \
3112 ETHTOOL_COALESCE_PKT_RATE_RX_USECS)
3113
3114static const struct ethtool_ops lio_ethtool_ops = {
3115 .supported_coalesce_params = LIO_ETHTOOL_COALESCE,
3116 .get_link_ksettings = lio_get_link_ksettings,
3117 .set_link_ksettings = lio_set_link_ksettings,
3118 .get_fecparam = lio_get_fecparam,
3119 .set_fecparam = lio_set_fecparam,
3120 .get_link = ethtool_op_get_link,
3121 .get_drvinfo = lio_get_drvinfo,
3122 .get_ringparam = lio_ethtool_get_ringparam,
3123 .set_ringparam = lio_ethtool_set_ringparam,
3124 .get_channels = lio_ethtool_get_channels,
3125 .set_channels = lio_ethtool_set_channels,
3126 .set_phys_id = lio_set_phys_id,
3127 .get_eeprom_len = lio_get_eeprom_len,
3128 .get_eeprom = lio_get_eeprom,
3129 .get_strings = lio_get_strings,
3130 .get_ethtool_stats = lio_get_ethtool_stats,
3131 .get_pauseparam = lio_get_pauseparam,
3132 .set_pauseparam = lio_set_pauseparam,
3133 .get_regs_len = lio_get_regs_len,
3134 .get_regs = lio_get_regs,
3135 .get_msglevel = lio_get_msglevel,
3136 .set_msglevel = lio_set_msglevel,
3137 .get_sset_count = lio_get_sset_count,
3138 .get_coalesce = lio_get_intr_coalesce,
3139 .set_coalesce = lio_set_intr_coalesce,
3140 .get_priv_flags = lio_get_priv_flags,
3141 .set_priv_flags = lio_set_priv_flags,
3142 .get_ts_info = lio_get_ts_info,
3143};
3144
3145static const struct ethtool_ops lio_vf_ethtool_ops = {
3146 .supported_coalesce_params = LIO_ETHTOOL_COALESCE,
3147 .get_link_ksettings = lio_get_link_ksettings,
3148 .get_link = ethtool_op_get_link,
3149 .get_drvinfo = lio_get_vf_drvinfo,
3150 .get_ringparam = lio_ethtool_get_ringparam,
3151 .set_ringparam = lio_ethtool_set_ringparam,
3152 .get_channels = lio_ethtool_get_channels,
3153 .set_channels = lio_ethtool_set_channels,
3154 .get_strings = lio_vf_get_strings,
3155 .get_ethtool_stats = lio_vf_get_ethtool_stats,
3156 .get_regs_len = lio_get_regs_len,
3157 .get_regs = lio_get_regs,
3158 .get_msglevel = lio_get_msglevel,
3159 .set_msglevel = lio_vf_set_msglevel,
3160 .get_sset_count = lio_vf_get_sset_count,
3161 .get_coalesce = lio_get_intr_coalesce,
3162 .set_coalesce = lio_set_intr_coalesce,
3163 .get_priv_flags = lio_get_priv_flags,
3164 .set_priv_flags = lio_set_priv_flags,
3165 .get_ts_info = lio_get_ts_info,
3166};
3167
3168void liquidio_set_ethtool_ops(struct net_device *netdev)
3169{
3170 struct lio *lio = GET_LIO(netdev);
3171 struct octeon_device *oct = lio->oct_dev;
3172
3173 if (OCTEON_CN23XX_VF(oct))
3174 netdev->ethtool_ops = &lio_vf_ethtool_ops;
3175 else
3176 netdev->ethtool_ops = &lio_ethtool_ops;
3177}
3178