Bus space barriers (XCC)
[akaros.git] / kern / drivers / net / bxe / bxe_stats.h
1 /*-
2  * Copyright (c) 2007-2014 QLogic Corporation. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS'
15  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
18  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
24  * THE POSSIBILITY OF SUCH DAMAGE.
25  */
26
27 #ifndef BXE_STATS_H
28 #define BXE_STATS_H
29
30
31 //__FBSDID("$FreeBSD: head/sys/dev/bxe/bxe_stats.h 271782 2014-09-18 15:56:14Z glebius $");
32
33 #include <sys/types.h>
34
35 struct nig_stats {
36     uint32_t brb_discard;
37     uint32_t brb_packet;
38     uint32_t brb_truncate;
39     uint32_t flow_ctrl_discard;
40     uint32_t flow_ctrl_octets;
41     uint32_t flow_ctrl_packet;
42     uint32_t mng_discard;
43     uint32_t mng_octet_inp;
44     uint32_t mng_octet_out;
45     uint32_t mng_packet_inp;
46     uint32_t mng_packet_out;
47     uint32_t pbf_octets;
48     uint32_t pbf_packet;
49     uint32_t safc_inp;
50     uint32_t egress_mac_pkt0_lo;
51     uint32_t egress_mac_pkt0_hi;
52     uint32_t egress_mac_pkt1_lo;
53     uint32_t egress_mac_pkt1_hi;
54 };
55
56
57 enum bxe_stats_event {
58     STATS_EVENT_PMF = 0,
59     STATS_EVENT_LINK_UP,
60     STATS_EVENT_UPDATE,
61     STATS_EVENT_STOP,
62     STATS_EVENT_MAX
63 };
64
65 enum bxe_stats_state {
66     STATS_STATE_DISABLED = 0,
67     STATS_STATE_ENABLED,
68     STATS_STATE_MAX
69 };
70
71 struct bxe_eth_stats {
72     uint32_t total_bytes_received_hi;
73     uint32_t total_bytes_received_lo;
74     uint32_t total_bytes_transmitted_hi;
75     uint32_t total_bytes_transmitted_lo;
76     uint32_t total_unicast_packets_received_hi;
77     uint32_t total_unicast_packets_received_lo;
78     uint32_t total_multicast_packets_received_hi;
79     uint32_t total_multicast_packets_received_lo;
80     uint32_t total_broadcast_packets_received_hi;
81     uint32_t total_broadcast_packets_received_lo;
82     uint32_t total_unicast_packets_transmitted_hi;
83     uint32_t total_unicast_packets_transmitted_lo;
84     uint32_t total_multicast_packets_transmitted_hi;
85     uint32_t total_multicast_packets_transmitted_lo;
86     uint32_t total_broadcast_packets_transmitted_hi;
87     uint32_t total_broadcast_packets_transmitted_lo;
88     uint32_t valid_bytes_received_hi;
89     uint32_t valid_bytes_received_lo;
90
91     uint32_t error_bytes_received_hi;
92     uint32_t error_bytes_received_lo;
93     uint32_t etherstatsoverrsizepkts_hi;
94     uint32_t etherstatsoverrsizepkts_lo;
95     uint32_t no_buff_discard_hi;
96     uint32_t no_buff_discard_lo;
97
98     uint32_t rx_stat_ifhcinbadoctets_hi;
99     uint32_t rx_stat_ifhcinbadoctets_lo;
100     uint32_t tx_stat_ifhcoutbadoctets_hi;
101     uint32_t tx_stat_ifhcoutbadoctets_lo;
102     uint32_t rx_stat_dot3statsfcserrors_hi;
103     uint32_t rx_stat_dot3statsfcserrors_lo;
104     uint32_t rx_stat_dot3statsalignmenterrors_hi;
105     uint32_t rx_stat_dot3statsalignmenterrors_lo;
106     uint32_t rx_stat_dot3statscarriersenseerrors_hi;
107     uint32_t rx_stat_dot3statscarriersenseerrors_lo;
108     uint32_t rx_stat_falsecarriererrors_hi;
109     uint32_t rx_stat_falsecarriererrors_lo;
110     uint32_t rx_stat_etherstatsundersizepkts_hi;
111     uint32_t rx_stat_etherstatsundersizepkts_lo;
112     uint32_t rx_stat_dot3statsframestoolong_hi;
113     uint32_t rx_stat_dot3statsframestoolong_lo;
114     uint32_t rx_stat_etherstatsfragments_hi;
115     uint32_t rx_stat_etherstatsfragments_lo;
116     uint32_t rx_stat_etherstatsjabbers_hi;
117     uint32_t rx_stat_etherstatsjabbers_lo;
118     uint32_t rx_stat_maccontrolframesreceived_hi;
119     uint32_t rx_stat_maccontrolframesreceived_lo;
120     uint32_t rx_stat_bmac_xpf_hi;
121     uint32_t rx_stat_bmac_xpf_lo;
122     uint32_t rx_stat_bmac_xcf_hi;
123     uint32_t rx_stat_bmac_xcf_lo;
124     uint32_t rx_stat_xoffstateentered_hi;
125     uint32_t rx_stat_xoffstateentered_lo;
126     uint32_t rx_stat_xonpauseframesreceived_hi;
127     uint32_t rx_stat_xonpauseframesreceived_lo;
128     uint32_t rx_stat_xoffpauseframesreceived_hi;
129     uint32_t rx_stat_xoffpauseframesreceived_lo;
130     uint32_t tx_stat_outxonsent_hi;
131     uint32_t tx_stat_outxonsent_lo;
132     uint32_t tx_stat_outxoffsent_hi;
133     uint32_t tx_stat_outxoffsent_lo;
134     uint32_t tx_stat_flowcontroldone_hi;
135     uint32_t tx_stat_flowcontroldone_lo;
136     uint32_t tx_stat_etherstatscollisions_hi;
137     uint32_t tx_stat_etherstatscollisions_lo;
138     uint32_t tx_stat_dot3statssinglecollisionframes_hi;
139     uint32_t tx_stat_dot3statssinglecollisionframes_lo;
140     uint32_t tx_stat_dot3statsmultiplecollisionframes_hi;
141     uint32_t tx_stat_dot3statsmultiplecollisionframes_lo;
142     uint32_t tx_stat_dot3statsdeferredtransmissions_hi;
143     uint32_t tx_stat_dot3statsdeferredtransmissions_lo;
144     uint32_t tx_stat_dot3statsexcessivecollisions_hi;
145     uint32_t tx_stat_dot3statsexcessivecollisions_lo;
146     uint32_t tx_stat_dot3statslatecollisions_hi;
147     uint32_t tx_stat_dot3statslatecollisions_lo;
148     uint32_t tx_stat_etherstatspkts64octets_hi;
149     uint32_t tx_stat_etherstatspkts64octets_lo;
150     uint32_t tx_stat_etherstatspkts65octetsto127octets_hi;
151     uint32_t tx_stat_etherstatspkts65octetsto127octets_lo;
152     uint32_t tx_stat_etherstatspkts128octetsto255octets_hi;
153     uint32_t tx_stat_etherstatspkts128octetsto255octets_lo;
154     uint32_t tx_stat_etherstatspkts256octetsto511octets_hi;
155     uint32_t tx_stat_etherstatspkts256octetsto511octets_lo;
156     uint32_t tx_stat_etherstatspkts512octetsto1023octets_hi;
157     uint32_t tx_stat_etherstatspkts512octetsto1023octets_lo;
158     uint32_t tx_stat_etherstatspkts1024octetsto1522octets_hi;
159     uint32_t tx_stat_etherstatspkts1024octetsto1522octets_lo;
160     uint32_t tx_stat_etherstatspktsover1522octets_hi;
161     uint32_t tx_stat_etherstatspktsover1522octets_lo;
162     uint32_t tx_stat_bmac_2047_hi;
163     uint32_t tx_stat_bmac_2047_lo;
164     uint32_t tx_stat_bmac_4095_hi;
165     uint32_t tx_stat_bmac_4095_lo;
166     uint32_t tx_stat_bmac_9216_hi;
167     uint32_t tx_stat_bmac_9216_lo;
168     uint32_t tx_stat_bmac_16383_hi;
169     uint32_t tx_stat_bmac_16383_lo;
170     uint32_t tx_stat_dot3statsinternalmactransmiterrors_hi;
171     uint32_t tx_stat_dot3statsinternalmactransmiterrors_lo;
172     uint32_t tx_stat_bmac_ufl_hi;
173     uint32_t tx_stat_bmac_ufl_lo;
174
175     uint32_t pause_frames_received_hi;
176     uint32_t pause_frames_received_lo;
177     uint32_t pause_frames_sent_hi;
178     uint32_t pause_frames_sent_lo;
179
180     uint32_t etherstatspkts1024octetsto1522octets_hi;
181     uint32_t etherstatspkts1024octetsto1522octets_lo;
182     uint32_t etherstatspktsover1522octets_hi;
183     uint32_t etherstatspktsover1522octets_lo;
184
185     uint32_t brb_drop_hi;
186     uint32_t brb_drop_lo;
187     uint32_t brb_truncate_hi;
188     uint32_t brb_truncate_lo;
189
190     uint32_t mac_filter_discard;
191     uint32_t mf_tag_discard;
192     uint32_t brb_truncate_discard;
193     uint32_t mac_discard;
194
195     uint32_t nig_timer_max;
196
197     uint32_t total_tpa_aggregations_hi;
198     uint32_t total_tpa_aggregations_lo;
199     uint32_t total_tpa_aggregated_frames_hi;
200     uint32_t total_tpa_aggregated_frames_lo;
201     uint32_t total_tpa_bytes_hi;
202     uint32_t total_tpa_bytes_lo;
203
204     /* PFC */
205     uint32_t pfc_frames_received_hi;
206     uint32_t pfc_frames_received_lo;
207     uint32_t pfc_frames_sent_hi;
208     uint32_t pfc_frames_sent_lo;
209
210     /* Recovery */
211     uint32_t recoverable_error;
212     uint32_t unrecoverable_error;
213
214     /* src: Clear-on-Read register; Will not survive PMF Migration */
215     uint32_t eee_tx_lpi;
216
217     /* receive path driver statistics */
218     uint32_t rx_calls;
219     uint32_t rx_pkts;
220     uint32_t rx_tpa_pkts;
221     uint32_t rx_soft_errors;
222     uint32_t rx_hw_csum_errors;
223     uint32_t rx_ofld_frames_csum_ip;
224     uint32_t rx_ofld_frames_csum_tcp_udp;
225     uint32_t rx_budget_reached;
226
227     /* tx path driver statistics */
228     uint32_t tx_pkts;
229     uint32_t tx_soft_errors;
230     uint32_t tx_ofld_frames_csum_ip;
231     uint32_t tx_ofld_frames_csum_tcp;
232     uint32_t tx_ofld_frames_csum_udp;
233     uint32_t tx_ofld_frames_lso;
234     uint32_t tx_ofld_frames_lso_hdr_splits;
235     uint32_t tx_encap_failures;
236     uint32_t tx_hw_queue_full;
237     uint32_t tx_hw_max_queue_depth;
238     uint32_t tx_dma_mapping_failure;
239     uint32_t tx_max_drbr_queue_depth;
240     uint32_t tx_window_violation_std;
241     uint32_t tx_window_violation_tso;
242     //uint32_t tx_unsupported_tso_request_ipv6;
243     //uint32_t tx_unsupported_tso_request_not_tcp;
244     uint32_t tx_chain_lost_mbuf;
245     uint32_t tx_frames_deferred;
246     uint32_t tx_queue_xoff;
247
248     /* mbuf driver statistics */
249     uint32_t mbuf_defrag_attempts;
250     uint32_t mbuf_defrag_failures;
251     uint32_t mbuf_rx_bd_alloc_failed;
252     uint32_t mbuf_rx_bd_mapping_failed;
253     uint32_t mbuf_rx_tpa_alloc_failed;
254     uint32_t mbuf_rx_tpa_mapping_failed;
255     uint32_t mbuf_rx_sge_alloc_failed;
256     uint32_t mbuf_rx_sge_mapping_failed;
257
258     /* track the number of allocated mbufs */
259     uint32_t mbuf_alloc_tx;
260     uint32_t mbuf_alloc_rx;
261     uint32_t mbuf_alloc_sge;
262     uint32_t mbuf_alloc_tpa;
263 };
264
265
266 struct bxe_eth_q_stats {
267     uint32_t total_unicast_bytes_received_hi;
268     uint32_t total_unicast_bytes_received_lo;
269     uint32_t total_broadcast_bytes_received_hi;
270     uint32_t total_broadcast_bytes_received_lo;
271     uint32_t total_multicast_bytes_received_hi;
272     uint32_t total_multicast_bytes_received_lo;
273     uint32_t total_bytes_received_hi;
274     uint32_t total_bytes_received_lo;
275     uint32_t total_unicast_bytes_transmitted_hi;
276     uint32_t total_unicast_bytes_transmitted_lo;
277     uint32_t total_broadcast_bytes_transmitted_hi;
278     uint32_t total_broadcast_bytes_transmitted_lo;
279     uint32_t total_multicast_bytes_transmitted_hi;
280     uint32_t total_multicast_bytes_transmitted_lo;
281     uint32_t total_bytes_transmitted_hi;
282     uint32_t total_bytes_transmitted_lo;
283     uint32_t total_unicast_packets_received_hi;
284     uint32_t total_unicast_packets_received_lo;
285     uint32_t total_multicast_packets_received_hi;
286     uint32_t total_multicast_packets_received_lo;
287     uint32_t total_broadcast_packets_received_hi;
288     uint32_t total_broadcast_packets_received_lo;
289     uint32_t total_unicast_packets_transmitted_hi;
290     uint32_t total_unicast_packets_transmitted_lo;
291     uint32_t total_multicast_packets_transmitted_hi;
292     uint32_t total_multicast_packets_transmitted_lo;
293     uint32_t total_broadcast_packets_transmitted_hi;
294     uint32_t total_broadcast_packets_transmitted_lo;
295     uint32_t valid_bytes_received_hi;
296     uint32_t valid_bytes_received_lo;
297
298     uint32_t etherstatsoverrsizepkts_hi;
299     uint32_t etherstatsoverrsizepkts_lo;
300     uint32_t no_buff_discard_hi;
301     uint32_t no_buff_discard_lo;
302
303     uint32_t total_packets_received_checksum_discarded_hi;
304     uint32_t total_packets_received_checksum_discarded_lo;
305     uint32_t total_packets_received_ttl0_discarded_hi;
306     uint32_t total_packets_received_ttl0_discarded_lo;
307     uint32_t total_transmitted_dropped_packets_error_hi;
308     uint32_t total_transmitted_dropped_packets_error_lo;
309
310     uint32_t total_tpa_aggregations_hi;
311     uint32_t total_tpa_aggregations_lo;
312     uint32_t total_tpa_aggregated_frames_hi;
313     uint32_t total_tpa_aggregated_frames_lo;
314     uint32_t total_tpa_bytes_hi;
315     uint32_t total_tpa_bytes_lo;
316
317     /* receive path driver statistics */
318     uint32_t rx_calls;
319     uint32_t rx_pkts;
320     uint32_t rx_tpa_pkts;
321     uint32_t rx_soft_errors;
322     uint32_t rx_hw_csum_errors;
323     uint32_t rx_ofld_frames_csum_ip;
324     uint32_t rx_ofld_frames_csum_tcp_udp;
325     uint32_t rx_budget_reached;
326
327     /* tx path driver statistics */
328     uint32_t tx_pkts;
329     uint32_t tx_soft_errors;
330     uint32_t tx_ofld_frames_csum_ip;
331     uint32_t tx_ofld_frames_csum_tcp;
332     uint32_t tx_ofld_frames_csum_udp;
333     uint32_t tx_ofld_frames_lso;
334     uint32_t tx_ofld_frames_lso_hdr_splits;
335     uint32_t tx_encap_failures;
336     uint32_t tx_hw_queue_full;
337     uint32_t tx_hw_max_queue_depth;
338     uint32_t tx_dma_mapping_failure;
339     uint32_t tx_max_drbr_queue_depth;
340     uint32_t tx_window_violation_std;
341     uint32_t tx_window_violation_tso;
342     //uint32_t tx_unsupported_tso_request_ipv6;
343     //uint32_t tx_unsupported_tso_request_not_tcp;
344     uint32_t tx_chain_lost_mbuf;
345     uint32_t tx_frames_deferred;
346     uint32_t tx_queue_xoff;
347
348     /* mbuf driver statistics */
349     uint32_t mbuf_defrag_attempts;
350     uint32_t mbuf_defrag_failures;
351     uint32_t mbuf_rx_bd_alloc_failed;
352     uint32_t mbuf_rx_bd_mapping_failed;
353     uint32_t mbuf_rx_tpa_alloc_failed;
354     uint32_t mbuf_rx_tpa_mapping_failed;
355     uint32_t mbuf_rx_sge_alloc_failed;
356     uint32_t mbuf_rx_sge_mapping_failed;
357
358     /* track the number of allocated mbufs */
359     uint32_t mbuf_alloc_tx;
360     uint32_t mbuf_alloc_rx;
361     uint32_t mbuf_alloc_sge;
362     uint32_t mbuf_alloc_tpa;
363 };
364
365 struct bxe_eth_stats_old {
366     uint32_t rx_stat_dot3statsframestoolong_hi;
367     uint32_t rx_stat_dot3statsframestoolong_lo;
368 };
369
370 struct bxe_eth_q_stats_old {
371     /* Fields to perserve over fw reset*/
372     uint32_t total_unicast_bytes_received_hi;
373     uint32_t total_unicast_bytes_received_lo;
374     uint32_t total_broadcast_bytes_received_hi;
375     uint32_t total_broadcast_bytes_received_lo;
376     uint32_t total_multicast_bytes_received_hi;
377     uint32_t total_multicast_bytes_received_lo;
378     uint32_t total_unicast_bytes_transmitted_hi;
379     uint32_t total_unicast_bytes_transmitted_lo;
380     uint32_t total_broadcast_bytes_transmitted_hi;
381     uint32_t total_broadcast_bytes_transmitted_lo;
382     uint32_t total_multicast_bytes_transmitted_hi;
383     uint32_t total_multicast_bytes_transmitted_lo;
384     uint32_t total_tpa_bytes_hi;
385     uint32_t total_tpa_bytes_lo;
386
387     /* Fields to perserve last of */
388     uint32_t total_bytes_received_hi;
389     uint32_t total_bytes_received_lo;
390     uint32_t total_bytes_transmitted_hi;
391     uint32_t total_bytes_transmitted_lo;
392     uint32_t total_unicast_packets_received_hi;
393     uint32_t total_unicast_packets_received_lo;
394     uint32_t total_multicast_packets_received_hi;
395     uint32_t total_multicast_packets_received_lo;
396     uint32_t total_broadcast_packets_received_hi;
397     uint32_t total_broadcast_packets_received_lo;
398     uint32_t total_unicast_packets_transmitted_hi;
399     uint32_t total_unicast_packets_transmitted_lo;
400     uint32_t total_multicast_packets_transmitted_hi;
401     uint32_t total_multicast_packets_transmitted_lo;
402     uint32_t total_broadcast_packets_transmitted_hi;
403     uint32_t total_broadcast_packets_transmitted_lo;
404     uint32_t valid_bytes_received_hi;
405     uint32_t valid_bytes_received_lo;
406
407     uint32_t total_tpa_bytes_hi_old;
408     uint32_t total_tpa_bytes_lo_old;
409
410     /* receive path driver statistics */
411     uint32_t rx_calls_old;
412     uint32_t rx_pkts_old;
413     uint32_t rx_tpa_pkts_old;
414     uint32_t rx_soft_errors_old;
415     uint32_t rx_hw_csum_errors_old;
416     uint32_t rx_ofld_frames_csum_ip_old;
417     uint32_t rx_ofld_frames_csum_tcp_udp_old;
418     uint32_t rx_budget_reached_old;
419
420     /* tx path driver statistics */
421     uint32_t tx_pkts_old;
422     uint32_t tx_soft_errors_old;
423     uint32_t tx_ofld_frames_csum_ip_old;
424     uint32_t tx_ofld_frames_csum_tcp_old;
425     uint32_t tx_ofld_frames_csum_udp_old;
426     uint32_t tx_ofld_frames_lso_old;
427     uint32_t tx_ofld_frames_lso_hdr_splits_old;
428     uint32_t tx_encap_failures_old;
429     uint32_t tx_hw_queue_full_old;
430     uint32_t tx_hw_max_queue_depth_old;
431     uint32_t tx_dma_mapping_failure_old;
432     uint32_t tx_max_drbr_queue_depth_old;
433     uint32_t tx_window_violation_std_old;
434     uint32_t tx_window_violation_tso_old;
435     //uint32_t tx_unsupported_tso_request_ipv6_old;
436     //uint32_t tx_unsupported_tso_request_not_tcp_old;
437     uint32_t tx_chain_lost_mbuf_old;
438     uint32_t tx_frames_deferred_old;
439     uint32_t tx_queue_xoff_old;
440
441     /* mbuf driver statistics */
442     uint32_t mbuf_defrag_attempts_old;
443     uint32_t mbuf_defrag_failures_old;
444     uint32_t mbuf_rx_bd_alloc_failed_old;
445     uint32_t mbuf_rx_bd_mapping_failed_old;
446     uint32_t mbuf_rx_tpa_alloc_failed_old;
447     uint32_t mbuf_rx_tpa_mapping_failed_old;
448     uint32_t mbuf_rx_sge_alloc_failed_old;
449     uint32_t mbuf_rx_sge_mapping_failed_old;
450
451     /* track the number of allocated mbufs */
452     int mbuf_alloc_tx_old;
453     int mbuf_alloc_rx_old;
454     int mbuf_alloc_sge_old;
455     int mbuf_alloc_tpa_old;
456 };
457
458 struct bxe_net_stats_old {
459     uint32_t rx_dropped;
460 };
461
462 struct bxe_fw_port_stats_old {
463     uint32_t pfc_frames_tx_hi;
464     uint32_t pfc_frames_tx_lo;
465     uint32_t pfc_frames_rx_hi;
466     uint32_t pfc_frames_rx_lo;
467
468     uint32_t mac_filter_discard;
469     uint32_t mf_tag_discard;
470     uint32_t brb_truncate_discard;
471     uint32_t mac_discard;
472 };
473
474 /* sum[hi:lo] += add[hi:lo] */
475 #define ADD_64(s_hi, a_hi, s_lo, a_lo)          \
476     do {                                        \
477         s_lo += a_lo;                           \
478         s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \
479     } while (0)
480
481 #define LE32_0 ((uint32_t) 0)
482 #define LE16_0 ((uint16_t) 0)
483
484 /* The _force is for cases where high value is 0 */
485 #define ADD_64_LE(s_hi, a_hi_le, s_lo, a_lo_le) \
486         ADD_64(s_hi, le32_to_cpu(a_hi_le),          \
487                s_lo, le32_to_cpu(a_lo_le))
488
489 #define ADD_64_LE16(s_hi, a_hi_le, s_lo, a_lo_le) \
490         ADD_64(s_hi, le16_to_cpu(a_hi_le),            \
491                s_lo, le16_to_cpu(a_lo_le))
492 #define UINT_MAX (0xffffffffffffffffull)
493 /* difference = minuend - subtrahend */
494 #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo)  \
495     do {                                             \
496         if (m_lo < s_lo) {                           \
497             /* underflow */                          \
498             d_hi = m_hi - s_hi;                      \
499             if (d_hi > 0) {                          \
500                 /* we can 'loan' 1 */                \
501                 d_hi--;                              \
502                 d_lo = m_lo + (UINT_MAX - s_lo) + 1; \
503             } else {                                 \
504                 /* m_hi <= s_hi */                   \
505                 d_hi = 0;                            \
506                 d_lo = 0;                            \
507             }                                        \
508         } else {                                     \
509             /* m_lo >= s_lo */                       \
510             if (m_hi < s_hi) {                       \
511                 d_hi = 0;                            \
512                 d_lo = 0;                            \
513             } else {                                 \
514                 /* m_hi >= s_hi */                   \
515                 d_hi = m_hi - s_hi;                  \
516                 d_lo = m_lo - s_lo;                  \
517             }                                        \
518         }                                            \
519     } while (0)
520
521 #define UPDATE_STAT64(s, t)                                      \
522     do {                                                         \
523         DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \
524             diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo);    \
525         pstats->mac_stx[0].t##_hi = new->s##_hi;                 \
526         pstats->mac_stx[0].t##_lo = new->s##_lo;                 \
527         ADD_64(pstats->mac_stx[1].t##_hi, diff.hi,               \
528                pstats->mac_stx[1].t##_lo, diff.lo);              \
529     } while (0)
530
531 #define UPDATE_STAT64_NIG(s, t)                    \
532     do {                                           \
533         DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \
534             diff.lo, new->s##_lo, old->s##_lo);    \
535         ADD_64(estats->t##_hi, diff.hi,            \
536                estats->t##_lo, diff.lo);           \
537     } while (0)
538
539 /* sum[hi:lo] += add */
540 #define ADD_EXTEND_64(s_hi, s_lo, a) \
541     do {                             \
542         s_lo += a;                   \
543         s_hi += (s_lo < a) ? 1 : 0;  \
544     } while (0)
545
546 #define ADD_STAT64(diff, t)                                \
547     do {                                                   \
548         ADD_64(pstats->mac_stx[1].t##_hi, new->diff##_hi,  \
549                pstats->mac_stx[1].t##_lo, new->diff##_lo); \
550     } while (0)
551
552 #define UPDATE_EXTEND_STAT(s)                    \
553     do {                                         \
554         ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \
555                   pstats->mac_stx[1].s##_lo,     \
556                   new->s);                       \
557     } while (0)
558
559 #define UPDATE_EXTEND_TSTAT_X(s, t, size)                    \
560     do {                                                     \
561         diff = le##size##_to_cpu(tclient->s) -                   \
562                le##size##_to_cpu(old_tclient->s);                \
563         old_tclient->s = tclient->s;                         \
564         ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
565     } while (0)
566
567 #define UPDATE_EXTEND_TSTAT(s, t) UPDATE_EXTEND_TSTAT_X(s, t, 32)
568
569 #define UPDATE_EXTEND_E_TSTAT(s, t, size)                    \
570     do {                                                     \
571         UPDATE_EXTEND_TSTAT_X(s, t, size);                   \
572         ADD_EXTEND_64(estats->t##_hi, estats->t##_lo, diff); \
573     } while (0)
574
575 #define UPDATE_EXTEND_USTAT(s, t)                             \
576     do {                                                      \
577         diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \
578         old_uclient->s = uclient->s;                          \
579         ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff);  \
580     } while (0)
581
582 #define UPDATE_EXTEND_E_USTAT(s, t)                          \
583     do {                                                     \
584         UPDATE_EXTEND_USTAT(s, t);                           \
585         ADD_EXTEND_64(estats->t##_hi, estats->t##_lo, diff); \
586     } while (0)
587
588 #define UPDATE_EXTEND_XSTAT(s, t)                             \
589     do {                                                      \
590         diff = le32_to_cpu(xclient->s) - le32_to_cpu(old_xclient->s); \
591         old_xclient->s = xclient->s;                          \
592         ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff);  \
593     } while (0)
594
595 #define UPDATE_QSTAT(s, t)                                   \
596     do {                                                     \
597         qstats->t##_hi = qstats_old->t##_hi + le32_to_cpu(s.hi); \
598         qstats->t##_lo = qstats_old->t##_lo + le32_to_cpu(s.lo); \
599     } while (0)
600
601 #define UPDATE_QSTAT_OLD(f)        \
602     do {                           \
603         qstats_old->f = qstats->f; \
604     } while (0)
605
606 #define UPDATE_ESTAT_QSTAT_64(s)                        \
607     do {                                                \
608         ADD_64(estats->s##_hi, qstats->s##_hi,          \
609                estats->s##_lo, qstats->s##_lo);         \
610         SUB_64(estats->s##_hi, qstats_old->s##_hi_old,  \
611                estats->s##_lo, qstats_old->s##_lo_old); \
612         qstats_old->s##_hi_old = qstats->s##_hi;        \
613         qstats_old->s##_lo_old = qstats->s##_lo;        \
614     } while (0)
615
616 #define UPDATE_ESTAT_QSTAT(s)             \
617     do {                                  \
618         estats->s += qstats->s;           \
619         estats->s -= qstats_old->s##_old; \
620         qstats_old->s##_old = qstats->s;  \
621     } while (0)
622
623 #define UPDATE_FSTAT_QSTAT(s)                       \
624     do {                                            \
625         ADD_64(fstats->s##_hi, qstats->s##_hi,      \
626                fstats->s##_lo, qstats->s##_lo);     \
627         SUB_64(fstats->s##_hi, qstats_old->s##_hi,  \
628                fstats->s##_lo, qstats_old->s##_lo); \
629         estats->s##_hi = fstats->s##_hi;            \
630         estats->s##_lo = fstats->s##_lo;            \
631         qstats_old->s##_hi = qstats->s##_hi;        \
632         qstats_old->s##_lo = qstats->s##_lo;        \
633     } while (0)
634
635 #define UPDATE_FW_STAT(s)                           \
636     do {                                            \
637         estats->s = le32_to_cpu(tport->s) + fwstats->s; \
638     } while (0)
639
640 #define UPDATE_FW_STAT_OLD(f)   \
641     do {                        \
642         fwstats->f = estats->f; \
643     } while (0)
644
645 #define UPDATE_ESTAT(s, t)                          \
646     do {                                            \
647         SUB_64(estats->s##_hi, estats_old->t##_hi,  \
648                estats->s##_lo, estats_old->t##_lo); \
649         ADD_64(estats->s##_hi, estats->t##_hi,      \
650                estats->s##_lo, estats->t##_lo);     \
651         estats_old->t##_hi = estats->t##_hi;        \
652         estats_old->t##_lo = estats->t##_lo;        \
653     } while (0)
654
655 /* minuend -= subtrahend */
656 #define SUB_64(m_hi, s_hi, m_lo, s_lo)               \
657     do {                                             \
658         DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \
659     } while (0)
660
661 /* minuend[hi:lo] -= subtrahend */
662 #define SUB_EXTEND_64(m_hi, m_lo, s) \
663     do {                             \
664         SUB_64(m_hi, 0, m_lo, s);    \
665     } while (0)
666
667 #define SUB_EXTEND_USTAT(s, t)                                \
668     do {                                                      \
669         diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \
670         SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff);  \
671     } while (0)
672
673 struct bxe_adapter;
674 void bxe_stats_init(struct bxe_adapter *sc);
675 void bxe_stats_handle(struct bxe_adapter *sc, enum bxe_stats_event event);
676 void bxe_save_statistics(struct bxe_adapter *sc);
677 void bxe_afex_collect_stats(struct bxe_adapter *sc, void *void_afex_stats, uint32_t stats_type);
678 uint64_t bxe_get_counter(if_t, ift_counter);
679
680 #endif /* BXE_STATS_H */
681