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1/* bnx2x_stats.h: QLogic Everest network driver.
2 *
3 * Copyright (c) 2007-2013 Broadcom Corporation
4 * Copyright (c) 2014 QLogic Corporation
5 * All rights reserved
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation.
10 *
11 * Maintained by: Ariel Elior <ariel.elior@qlogic.com>
12 * Written by: Eliezer Tamir
13 * Based on code from Michael Chan's bnx2 driver
14 * UDP CSUM errata workaround by Arik Gendelman
15 * Slowpath and fastpath rework by Vladislav Zolotarov
16 * Statistics and Link management by Yitchak Gertner
17 *
18 */
19#ifndef BNX2X_STATS_H
20#define BNX2X_STATS_H
21
22#include <linux/types.h>
23
24struct nig_stats {
25 u32 brb_discard;
26 u32 brb_packet;
27 u32 brb_truncate;
28 u32 flow_ctrl_discard;
29 u32 flow_ctrl_octets;
30 u32 flow_ctrl_packet;
31 u32 mng_discard;
32 u32 mng_octet_inp;
33 u32 mng_octet_out;
34 u32 mng_packet_inp;
35 u32 mng_packet_out;
36 u32 pbf_octets;
37 u32 pbf_packet;
38 u32 safc_inp;
39 struct_group(egress_mac_pkt0,
40 u32 egress_mac_pkt0_lo;
41 u32 egress_mac_pkt0_hi;
42 );
43 struct_group(egress_mac_pkt1,
44 u32 egress_mac_pkt1_lo;
45 u32 egress_mac_pkt1_hi;
46 );
47};
48
49enum bnx2x_stats_event {
50 STATS_EVENT_PMF = 0,
51 STATS_EVENT_LINK_UP,
52 STATS_EVENT_UPDATE,
53 STATS_EVENT_STOP,
54 STATS_EVENT_MAX
55};
56
57enum bnx2x_stats_state {
58 STATS_STATE_DISABLED = 0,
59 STATS_STATE_ENABLED,
60 STATS_STATE_MAX
61};
62
63struct bnx2x_eth_stats {
64 u32 total_bytes_received_hi;
65 u32 total_bytes_received_lo;
66 u32 total_bytes_transmitted_hi;
67 u32 total_bytes_transmitted_lo;
68 u32 total_unicast_packets_received_hi;
69 u32 total_unicast_packets_received_lo;
70 u32 total_multicast_packets_received_hi;
71 u32 total_multicast_packets_received_lo;
72 u32 total_broadcast_packets_received_hi;
73 u32 total_broadcast_packets_received_lo;
74 u32 total_unicast_packets_transmitted_hi;
75 u32 total_unicast_packets_transmitted_lo;
76 u32 total_multicast_packets_transmitted_hi;
77 u32 total_multicast_packets_transmitted_lo;
78 u32 total_broadcast_packets_transmitted_hi;
79 u32 total_broadcast_packets_transmitted_lo;
80 u32 valid_bytes_received_hi;
81 u32 valid_bytes_received_lo;
82
83 u32 error_bytes_received_hi;
84 u32 error_bytes_received_lo;
85 u32 etherstatsoverrsizepkts_hi;
86 u32 etherstatsoverrsizepkts_lo;
87 u32 no_buff_discard_hi;
88 u32 no_buff_discard_lo;
89
90 struct_group(shared,
91 u32 rx_stat_ifhcinbadoctets_hi;
92 u32 rx_stat_ifhcinbadoctets_lo;
93 u32 tx_stat_ifhcoutbadoctets_hi;
94 u32 tx_stat_ifhcoutbadoctets_lo;
95 u32 rx_stat_dot3statsfcserrors_hi;
96 u32 rx_stat_dot3statsfcserrors_lo;
97 u32 rx_stat_dot3statsalignmenterrors_hi;
98 u32 rx_stat_dot3statsalignmenterrors_lo;
99 u32 rx_stat_dot3statscarriersenseerrors_hi;
100 u32 rx_stat_dot3statscarriersenseerrors_lo;
101 u32 rx_stat_falsecarriererrors_hi;
102 u32 rx_stat_falsecarriererrors_lo;
103 u32 rx_stat_etherstatsundersizepkts_hi;
104 u32 rx_stat_etherstatsundersizepkts_lo;
105 u32 rx_stat_dot3statsframestoolong_hi;
106 u32 rx_stat_dot3statsframestoolong_lo;
107 u32 rx_stat_etherstatsfragments_hi;
108 u32 rx_stat_etherstatsfragments_lo;
109 u32 rx_stat_etherstatsjabbers_hi;
110 u32 rx_stat_etherstatsjabbers_lo;
111 u32 rx_stat_maccontrolframesreceived_hi;
112 u32 rx_stat_maccontrolframesreceived_lo;
113 u32 rx_stat_bmac_xpf_hi;
114 u32 rx_stat_bmac_xpf_lo;
115 u32 rx_stat_bmac_xcf_hi;
116 u32 rx_stat_bmac_xcf_lo;
117 u32 rx_stat_xoffstateentered_hi;
118 u32 rx_stat_xoffstateentered_lo;
119 u32 rx_stat_xonpauseframesreceived_hi;
120 u32 rx_stat_xonpauseframesreceived_lo;
121 u32 rx_stat_xoffpauseframesreceived_hi;
122 u32 rx_stat_xoffpauseframesreceived_lo;
123 u32 tx_stat_outxonsent_hi;
124 u32 tx_stat_outxonsent_lo;
125 u32 tx_stat_outxoffsent_hi;
126 u32 tx_stat_outxoffsent_lo;
127 u32 tx_stat_flowcontroldone_hi;
128 u32 tx_stat_flowcontroldone_lo;
129 u32 tx_stat_etherstatscollisions_hi;
130 u32 tx_stat_etherstatscollisions_lo;
131 u32 tx_stat_dot3statssinglecollisionframes_hi;
132 u32 tx_stat_dot3statssinglecollisionframes_lo;
133 u32 tx_stat_dot3statsmultiplecollisionframes_hi;
134 u32 tx_stat_dot3statsmultiplecollisionframes_lo;
135 u32 tx_stat_dot3statsdeferredtransmissions_hi;
136 u32 tx_stat_dot3statsdeferredtransmissions_lo;
137 u32 tx_stat_dot3statsexcessivecollisions_hi;
138 u32 tx_stat_dot3statsexcessivecollisions_lo;
139 u32 tx_stat_dot3statslatecollisions_hi;
140 u32 tx_stat_dot3statslatecollisions_lo;
141 u32 tx_stat_etherstatspkts64octets_hi;
142 u32 tx_stat_etherstatspkts64octets_lo;
143 u32 tx_stat_etherstatspkts65octetsto127octets_hi;
144 u32 tx_stat_etherstatspkts65octetsto127octets_lo;
145 u32 tx_stat_etherstatspkts128octetsto255octets_hi;
146 u32 tx_stat_etherstatspkts128octetsto255octets_lo;
147 u32 tx_stat_etherstatspkts256octetsto511octets_hi;
148 u32 tx_stat_etherstatspkts256octetsto511octets_lo;
149 u32 tx_stat_etherstatspkts512octetsto1023octets_hi;
150 u32 tx_stat_etherstatspkts512octetsto1023octets_lo;
151 u32 tx_stat_etherstatspkts1024octetsto1522octets_hi;
152 u32 tx_stat_etherstatspkts1024octetsto1522octets_lo;
153 u32 tx_stat_etherstatspktsover1522octets_hi;
154 u32 tx_stat_etherstatspktsover1522octets_lo;
155 u32 tx_stat_bmac_2047_hi;
156 u32 tx_stat_bmac_2047_lo;
157 u32 tx_stat_bmac_4095_hi;
158 u32 tx_stat_bmac_4095_lo;
159 u32 tx_stat_bmac_9216_hi;
160 u32 tx_stat_bmac_9216_lo;
161 u32 tx_stat_bmac_16383_hi;
162 u32 tx_stat_bmac_16383_lo;
163 u32 tx_stat_dot3statsinternalmactransmiterrors_hi;
164 u32 tx_stat_dot3statsinternalmactransmiterrors_lo;
165 u32 tx_stat_bmac_ufl_hi;
166 u32 tx_stat_bmac_ufl_lo;
167 );
168
169 u32 pause_frames_received_hi;
170 u32 pause_frames_received_lo;
171 u32 pause_frames_sent_hi;
172 u32 pause_frames_sent_lo;
173
174 u32 etherstatspkts1024octetsto1522octets_hi;
175 u32 etherstatspkts1024octetsto1522octets_lo;
176 u32 etherstatspktsover1522octets_hi;
177 u32 etherstatspktsover1522octets_lo;
178
179 u32 brb_drop_hi;
180 u32 brb_drop_lo;
181 u32 brb_truncate_hi;
182 u32 brb_truncate_lo;
183
184 u32 mac_filter_discard;
185 u32 mf_tag_discard;
186 u32 brb_truncate_discard;
187 u32 mac_discard;
188
189 u32 driver_xoff;
190 u32 rx_err_discard_pkt;
191 u32 rx_skb_alloc_failed;
192 u32 hw_csum_err;
193
194 u32 nig_timer_max;
195
196 /* TPA */
197 u32 total_tpa_aggregations_hi;
198 u32 total_tpa_aggregations_lo;
199 u32 total_tpa_aggregated_frames_hi;
200 u32 total_tpa_aggregated_frames_lo;
201 u32 total_tpa_bytes_hi;
202 u32 total_tpa_bytes_lo;
203
204 /* PFC */
205 u32 pfc_frames_received_hi;
206 u32 pfc_frames_received_lo;
207 u32 pfc_frames_sent_hi;
208 u32 pfc_frames_sent_lo;
209
210 /* Recovery */
211 u32 recoverable_error;
212 u32 unrecoverable_error;
213 u32 driver_filtered_tx_pkt;
214 /* src: Clear-on-Read register; Will not survive PMF Migration */
215 u32 eee_tx_lpi;
216
217 /* PTP */
218 u32 ptp_skip_tx_ts;
219};
220
221struct bnx2x_eth_q_stats {
222 u32 total_unicast_bytes_received_hi;
223 u32 total_unicast_bytes_received_lo;
224 u32 total_broadcast_bytes_received_hi;
225 u32 total_broadcast_bytes_received_lo;
226 u32 total_multicast_bytes_received_hi;
227 u32 total_multicast_bytes_received_lo;
228 u32 total_bytes_received_hi;
229 u32 total_bytes_received_lo;
230 u32 total_unicast_bytes_transmitted_hi;
231 u32 total_unicast_bytes_transmitted_lo;
232 u32 total_broadcast_bytes_transmitted_hi;
233 u32 total_broadcast_bytes_transmitted_lo;
234 u32 total_multicast_bytes_transmitted_hi;
235 u32 total_multicast_bytes_transmitted_lo;
236 u32 total_bytes_transmitted_hi;
237 u32 total_bytes_transmitted_lo;
238 u32 total_unicast_packets_received_hi;
239 u32 total_unicast_packets_received_lo;
240 u32 total_multicast_packets_received_hi;
241 u32 total_multicast_packets_received_lo;
242 u32 total_broadcast_packets_received_hi;
243 u32 total_broadcast_packets_received_lo;
244 u32 total_unicast_packets_transmitted_hi;
245 u32 total_unicast_packets_transmitted_lo;
246 u32 total_multicast_packets_transmitted_hi;
247 u32 total_multicast_packets_transmitted_lo;
248 u32 total_broadcast_packets_transmitted_hi;
249 u32 total_broadcast_packets_transmitted_lo;
250 u32 valid_bytes_received_hi;
251 u32 valid_bytes_received_lo;
252
253 u32 etherstatsoverrsizepkts_hi;
254 u32 etherstatsoverrsizepkts_lo;
255 u32 no_buff_discard_hi;
256 u32 no_buff_discard_lo;
257
258 u32 driver_xoff;
259 u32 rx_err_discard_pkt;
260 u32 rx_skb_alloc_failed;
261 u32 hw_csum_err;
262
263 u32 total_packets_received_checksum_discarded_hi;
264 u32 total_packets_received_checksum_discarded_lo;
265 u32 total_packets_received_ttl0_discarded_hi;
266 u32 total_packets_received_ttl0_discarded_lo;
267 u32 total_transmitted_dropped_packets_error_hi;
268 u32 total_transmitted_dropped_packets_error_lo;
269
270 /* TPA */
271 u32 total_tpa_aggregations_hi;
272 u32 total_tpa_aggregations_lo;
273 u32 total_tpa_aggregated_frames_hi;
274 u32 total_tpa_aggregated_frames_lo;
275 u32 total_tpa_bytes_hi;
276 u32 total_tpa_bytes_lo;
277 u32 driver_filtered_tx_pkt;
278};
279
280struct bnx2x_eth_stats_old {
281 u32 rx_stat_dot3statsframestoolong_hi;
282 u32 rx_stat_dot3statsframestoolong_lo;
283};
284
285struct bnx2x_eth_q_stats_old {
286 /* Fields to perserve over fw reset*/
287 u32 total_unicast_bytes_received_hi;
288 u32 total_unicast_bytes_received_lo;
289 u32 total_broadcast_bytes_received_hi;
290 u32 total_broadcast_bytes_received_lo;
291 u32 total_multicast_bytes_received_hi;
292 u32 total_multicast_bytes_received_lo;
293 u32 total_unicast_bytes_transmitted_hi;
294 u32 total_unicast_bytes_transmitted_lo;
295 u32 total_broadcast_bytes_transmitted_hi;
296 u32 total_broadcast_bytes_transmitted_lo;
297 u32 total_multicast_bytes_transmitted_hi;
298 u32 total_multicast_bytes_transmitted_lo;
299 u32 total_tpa_bytes_hi;
300 u32 total_tpa_bytes_lo;
301
302 /* Fields to perserve last of */
303 u32 total_bytes_received_hi;
304 u32 total_bytes_received_lo;
305 u32 total_bytes_transmitted_hi;
306 u32 total_bytes_transmitted_lo;
307 u32 total_unicast_packets_received_hi;
308 u32 total_unicast_packets_received_lo;
309 u32 total_multicast_packets_received_hi;
310 u32 total_multicast_packets_received_lo;
311 u32 total_broadcast_packets_received_hi;
312 u32 total_broadcast_packets_received_lo;
313 u32 total_unicast_packets_transmitted_hi;
314 u32 total_unicast_packets_transmitted_lo;
315 u32 total_multicast_packets_transmitted_hi;
316 u32 total_multicast_packets_transmitted_lo;
317 u32 total_broadcast_packets_transmitted_hi;
318 u32 total_broadcast_packets_transmitted_lo;
319 u32 valid_bytes_received_hi;
320 u32 valid_bytes_received_lo;
321
322 u32 total_tpa_bytes_hi_old;
323 u32 total_tpa_bytes_lo_old;
324
325 u32 driver_xoff_old;
326 u32 rx_err_discard_pkt_old;
327 u32 rx_skb_alloc_failed_old;
328 u32 hw_csum_err_old;
329 u32 driver_filtered_tx_pkt_old;
330};
331
332struct bnx2x_net_stats_old {
333 u32 rx_dropped;
334};
335
336struct bnx2x_fw_port_stats_old {
337 u32 mac_filter_discard;
338 u32 mf_tag_discard;
339 u32 brb_truncate_discard;
340 u32 mac_discard;
341};
342
343/****************************************************************************
344* Macros
345****************************************************************************/
346
347/* sum[hi:lo] += add[hi:lo] */
348#define ADD_64(s_hi, a_hi, s_lo, a_lo) \
349 do { \
350 s_lo += a_lo; \
351 s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \
352 } while (0)
353
354#define LE32_0 ((__force __le32) 0)
355#define LE16_0 ((__force __le16) 0)
356
357/* The _force is for cases where high value is 0 */
358#define ADD_64_LE(s_hi, a_hi_le, s_lo, a_lo_le) \
359 ADD_64(s_hi, le32_to_cpu(a_hi_le), \
360 s_lo, le32_to_cpu(a_lo_le))
361
362#define ADD_64_LE16(s_hi, a_hi_le, s_lo, a_lo_le) \
363 ADD_64(s_hi, le16_to_cpu(a_hi_le), \
364 s_lo, le16_to_cpu(a_lo_le))
365
366/* difference = minuend - subtrahend */
367#define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \
368 do { \
369 if (m_lo < s_lo) { \
370 /* underflow */ \
371 d_hi = m_hi - s_hi; \
372 if (d_hi > 0) { \
373 /* we can 'loan' 1 */ \
374 d_hi--; \
375 d_lo = m_lo + (UINT_MAX - s_lo) + 1; \
376 } else { \
377 /* m_hi <= s_hi */ \
378 d_hi = 0; \
379 d_lo = 0; \
380 } \
381 } else { \
382 /* m_lo >= s_lo */ \
383 if (m_hi < s_hi) { \
384 d_hi = 0; \
385 d_lo = 0; \
386 } else { \
387 /* m_hi >= s_hi */ \
388 d_hi = m_hi - s_hi; \
389 d_lo = m_lo - s_lo; \
390 } \
391 } \
392 } while (0)
393
394#define UPDATE_STAT64(s, t) \
395 do { \
396 DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \
397 diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \
398 pstats->mac_stx[0].t##_hi = new->s##_hi; \
399 pstats->mac_stx[0].t##_lo = new->s##_lo; \
400 ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \
401 pstats->mac_stx[1].t##_lo, diff.lo); \
402 } while (0)
403
404#define UPDATE_STAT64_NIG(s, t) \
405 do { \
406 DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \
407 diff.lo, new->s##_lo, old->s##_lo); \
408 ADD_64(estats->t##_hi, diff.hi, \
409 estats->t##_lo, diff.lo); \
410 } while (0)
411
412/* sum[hi:lo] += add */
413#define ADD_EXTEND_64(s_hi, s_lo, a) \
414 do { \
415 s_lo += a; \
416 s_hi += (s_lo < a) ? 1 : 0; \
417 } while (0)
418
419#define ADD_STAT64(diff, t) \
420 do { \
421 ADD_64(pstats->mac_stx[1].t##_hi, new->diff##_hi, \
422 pstats->mac_stx[1].t##_lo, new->diff##_lo); \
423 } while (0)
424
425#define UPDATE_EXTEND_STAT(s) \
426 do { \
427 ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \
428 pstats->mac_stx[1].s##_lo, \
429 new->s); \
430 } while (0)
431
432#define UPDATE_EXTEND_TSTAT_X(s, t, size) \
433 do { \
434 diff = le##size##_to_cpu(tclient->s) - \
435 le##size##_to_cpu(old_tclient->s); \
436 old_tclient->s = tclient->s; \
437 ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
438 } while (0)
439
440#define UPDATE_EXTEND_TSTAT(s, t) UPDATE_EXTEND_TSTAT_X(s, t, 32)
441
442#define UPDATE_EXTEND_E_TSTAT(s, t, size) \
443 do { \
444 UPDATE_EXTEND_TSTAT_X(s, t, size); \
445 ADD_EXTEND_64(estats->t##_hi, estats->t##_lo, diff); \
446 } while (0)
447
448#define UPDATE_EXTEND_USTAT(s, t) \
449 do { \
450 diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \
451 old_uclient->s = uclient->s; \
452 ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
453 } while (0)
454
455#define UPDATE_EXTEND_E_USTAT(s, t) \
456 do { \
457 UPDATE_EXTEND_USTAT(s, t); \
458 ADD_EXTEND_64(estats->t##_hi, estats->t##_lo, diff); \
459 } while (0)
460
461#define UPDATE_EXTEND_XSTAT(s, t) \
462 do { \
463 diff = le32_to_cpu(xclient->s) - le32_to_cpu(old_xclient->s); \
464 old_xclient->s = xclient->s; \
465 ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
466 } while (0)
467
468#define UPDATE_QSTAT(s, t) \
469 do { \
470 qstats->t##_lo = qstats_old->t##_lo + le32_to_cpu(s.lo); \
471 qstats->t##_hi = qstats_old->t##_hi + le32_to_cpu(s.hi) \
472 + ((qstats->t##_lo < qstats_old->t##_lo) ? 1 : 0); \
473 } while (0)
474
475#define UPDATE_QSTAT_OLD(f) \
476 do { \
477 qstats_old->f = qstats->f; \
478 } while (0)
479
480#define UPDATE_ESTAT_QSTAT_64(s) \
481 do { \
482 ADD_64(estats->s##_hi, qstats->s##_hi, \
483 estats->s##_lo, qstats->s##_lo); \
484 SUB_64(estats->s##_hi, qstats_old->s##_hi_old, \
485 estats->s##_lo, qstats_old->s##_lo_old); \
486 qstats_old->s##_hi_old = qstats->s##_hi; \
487 qstats_old->s##_lo_old = qstats->s##_lo; \
488 } while (0)
489
490#define UPDATE_ESTAT_QSTAT(s) \
491 do { \
492 estats->s += qstats->s; \
493 estats->s -= qstats_old->s##_old; \
494 qstats_old->s##_old = qstats->s; \
495 } while (0)
496
497#define UPDATE_FSTAT_QSTAT(s) \
498 do { \
499 ADD_64(fstats->s##_hi, qstats->s##_hi, \
500 fstats->s##_lo, qstats->s##_lo); \
501 SUB_64(fstats->s##_hi, qstats_old->s##_hi, \
502 fstats->s##_lo, qstats_old->s##_lo); \
503 estats->s##_hi = fstats->s##_hi; \
504 estats->s##_lo = fstats->s##_lo; \
505 qstats_old->s##_hi = qstats->s##_hi; \
506 qstats_old->s##_lo = qstats->s##_lo; \
507 } while (0)
508
509#define UPDATE_FW_STAT(s) \
510 do { \
511 estats->s = le32_to_cpu(tport->s) + fwstats->s; \
512 } while (0)
513
514#define UPDATE_FW_STAT_OLD(f) \
515 do { \
516 fwstats->f = estats->f; \
517 } while (0)
518
519#define UPDATE_ESTAT(s, t) \
520 do { \
521 SUB_64(estats->s##_hi, estats_old->t##_hi, \
522 estats->s##_lo, estats_old->t##_lo); \
523 ADD_64(estats->s##_hi, estats->t##_hi, \
524 estats->s##_lo, estats->t##_lo); \
525 estats_old->t##_hi = estats->t##_hi; \
526 estats_old->t##_lo = estats->t##_lo; \
527 } while (0)
528
529/* minuend -= subtrahend */
530#define SUB_64(m_hi, s_hi, m_lo, s_lo) \
531 do { \
532 DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \
533 } while (0)
534
535/* minuend[hi:lo] -= subtrahend */
536#define SUB_EXTEND_64(m_hi, m_lo, s) \
537 do { \
538 SUB_64(m_hi, 0, m_lo, s); \
539 } while (0)
540
541#define SUB_EXTEND_USTAT(s, t) \
542 do { \
543 diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \
544 SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
545 } while (0)
546
547/* forward */
548struct bnx2x;
549
550void bnx2x_memset_stats(struct bnx2x *bp);
551void bnx2x_stats_init(struct bnx2x *bp);
552void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event);
553int bnx2x_stats_safe_exec(struct bnx2x *bp,
554 void (func_to_exec)(void *cookie),
555 void *cookie);
556
557/**
558 * bnx2x_save_statistics - save statistics when unloading.
559 *
560 * @bp: driver handle
561 */
562void bnx2x_save_statistics(struct bnx2x *bp);
563
564void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
565 u32 stats_type);
566#endif /* BNX2X_STATS_H */