0e8bdcb9c748cb63adbdf308015f184c9f6de1a8
[firefly-linux-kernel-4.4.55.git] / drivers / net / ethernet / broadcom / bnx2x / bnx2x_stats.c
1 /* bnx2x_stats.c: Broadcom Everest network driver.
2  *
3  * Copyright (c) 2007-2012 Broadcom Corporation
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation.
8  *
9  * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10  * Written by: Eliezer Tamir
11  * Based on code from Michael Chan's bnx2 driver
12  * UDP CSUM errata workaround by Arik Gendelman
13  * Slowpath and fastpath rework by Vladislav Zolotarov
14  * Statistics and Link management by Yitchak Gertner
15  *
16  */
17
18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
19
20 #include "bnx2x_stats.h"
21 #include "bnx2x_cmn.h"
22
23
24 /* Statistics */
25
26 /*
27  * General service functions
28  */
29
30 static inline long bnx2x_hilo(u32 *hiref)
31 {
32         u32 lo = *(hiref + 1);
33 #if (BITS_PER_LONG == 64)
34         u32 hi = *hiref;
35
36         return HILO_U64(hi, lo);
37 #else
38         return lo;
39 #endif
40 }
41
42 static u16 bnx2x_get_port_stats_dma_len(struct bnx2x *bp)
43 {
44         u16 res = sizeof(struct host_port_stats) >> 2;
45
46         /* if PFC stats are not supported by the MFW, don't DMA them */
47         if (!(bp->flags &  BC_SUPPORTS_PFC_STATS))
48                 res -= (sizeof(u32)*4) >> 2;
49
50         return res;
51 }
52
53 /*
54  * Init service functions
55  */
56
57 /* Post the next statistics ramrod. Protect it with the spin in
58  * order to ensure the strict order between statistics ramrods
59  * (each ramrod has a sequence number passed in a
60  * bp->fw_stats_req->hdr.drv_stats_counter and ramrods must be
61  * sent in order).
62  */
63 static void bnx2x_storm_stats_post(struct bnx2x *bp)
64 {
65         if (!bp->stats_pending) {
66                 int rc;
67
68                 spin_lock_bh(&bp->stats_lock);
69
70                 if (bp->stats_pending) {
71                         spin_unlock_bh(&bp->stats_lock);
72                         return;
73                 }
74
75                 bp->fw_stats_req->hdr.drv_stats_counter =
76                         cpu_to_le16(bp->stats_counter++);
77
78                 DP(BNX2X_MSG_STATS, "Sending statistics ramrod %d\n",
79                         bp->fw_stats_req->hdr.drv_stats_counter);
80
81
82
83                 /* send FW stats ramrod */
84                 rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0,
85                                    U64_HI(bp->fw_stats_req_mapping),
86                                    U64_LO(bp->fw_stats_req_mapping),
87                                    NONE_CONNECTION_TYPE);
88                 if (rc == 0)
89                         bp->stats_pending = 1;
90
91                 spin_unlock_bh(&bp->stats_lock);
92         }
93 }
94
95 static void bnx2x_hw_stats_post(struct bnx2x *bp)
96 {
97         struct dmae_command *dmae = &bp->stats_dmae;
98         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
99
100         *stats_comp = DMAE_COMP_VAL;
101         if (CHIP_REV_IS_SLOW(bp))
102                 return;
103
104         /* loader */
105         if (bp->executer_idx) {
106                 int loader_idx = PMF_DMAE_C(bp);
107                 u32 opcode =  bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
108                                                  true, DMAE_COMP_GRC);
109                 opcode = bnx2x_dmae_opcode_clr_src_reset(opcode);
110
111                 memset(dmae, 0, sizeof(struct dmae_command));
112                 dmae->opcode = opcode;
113                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
114                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
115                 dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
116                                      sizeof(struct dmae_command) *
117                                      (loader_idx + 1)) >> 2;
118                 dmae->dst_addr_hi = 0;
119                 dmae->len = sizeof(struct dmae_command) >> 2;
120                 if (CHIP_IS_E1(bp))
121                         dmae->len--;
122                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
123                 dmae->comp_addr_hi = 0;
124                 dmae->comp_val = 1;
125
126                 *stats_comp = 0;
127                 bnx2x_post_dmae(bp, dmae, loader_idx);
128
129         } else if (bp->func_stx) {
130                 *stats_comp = 0;
131                 memcpy(bnx2x_sp(bp, func_stats), &bp->func_stats,
132                        sizeof(bp->func_stats));
133                 bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
134         }
135 }
136
137 static int bnx2x_stats_comp(struct bnx2x *bp)
138 {
139         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
140         int cnt = 10;
141
142         might_sleep();
143         while (*stats_comp != DMAE_COMP_VAL) {
144                 if (!cnt) {
145                         BNX2X_ERR("timeout waiting for stats finished\n");
146                         break;
147                 }
148                 cnt--;
149                 usleep_range(1000, 1000);
150         }
151         return 1;
152 }
153
154 /*
155  * Statistics service functions
156  */
157
158 static void bnx2x_stats_pmf_update(struct bnx2x *bp)
159 {
160         struct dmae_command *dmae;
161         u32 opcode;
162         int loader_idx = PMF_DMAE_C(bp);
163         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
164
165         /* sanity */
166         if (!bp->port.pmf || !bp->port.port_stx) {
167                 BNX2X_ERR("BUG!\n");
168                 return;
169         }
170
171         bp->executer_idx = 0;
172
173         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, false, 0);
174
175         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
176         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_GRC);
177         dmae->src_addr_lo = bp->port.port_stx >> 2;
178         dmae->src_addr_hi = 0;
179         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
180         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
181         dmae->len = DMAE_LEN32_RD_MAX;
182         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
183         dmae->comp_addr_hi = 0;
184         dmae->comp_val = 1;
185
186         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
187         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
188         dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
189         dmae->src_addr_hi = 0;
190         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
191                                    DMAE_LEN32_RD_MAX * 4);
192         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
193                                    DMAE_LEN32_RD_MAX * 4);
194         dmae->len = bnx2x_get_port_stats_dma_len(bp) - DMAE_LEN32_RD_MAX;
195
196         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
197         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
198         dmae->comp_val = DMAE_COMP_VAL;
199
200         *stats_comp = 0;
201         bnx2x_hw_stats_post(bp);
202         bnx2x_stats_comp(bp);
203 }
204
205 static void bnx2x_port_stats_init(struct bnx2x *bp)
206 {
207         struct dmae_command *dmae;
208         int port = BP_PORT(bp);
209         u32 opcode;
210         int loader_idx = PMF_DMAE_C(bp);
211         u32 mac_addr;
212         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
213
214         /* sanity */
215         if (!bp->link_vars.link_up || !bp->port.pmf) {
216                 BNX2X_ERR("BUG!\n");
217                 return;
218         }
219
220         bp->executer_idx = 0;
221
222         /* MCP */
223         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
224                                     true, DMAE_COMP_GRC);
225
226         if (bp->port.port_stx) {
227
228                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
229                 dmae->opcode = opcode;
230                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
231                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
232                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
233                 dmae->dst_addr_hi = 0;
234                 dmae->len = bnx2x_get_port_stats_dma_len(bp);
235                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
236                 dmae->comp_addr_hi = 0;
237                 dmae->comp_val = 1;
238         }
239
240         if (bp->func_stx) {
241
242                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
243                 dmae->opcode = opcode;
244                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
245                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
246                 dmae->dst_addr_lo = bp->func_stx >> 2;
247                 dmae->dst_addr_hi = 0;
248                 dmae->len = sizeof(struct host_func_stats) >> 2;
249                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
250                 dmae->comp_addr_hi = 0;
251                 dmae->comp_val = 1;
252         }
253
254         /* MAC */
255         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
256                                    true, DMAE_COMP_GRC);
257
258         /* EMAC is special */
259         if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
260                 mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
261
262                 /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/
263                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
264                 dmae->opcode = opcode;
265                 dmae->src_addr_lo = (mac_addr +
266                                      EMAC_REG_EMAC_RX_STAT_AC) >> 2;
267                 dmae->src_addr_hi = 0;
268                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
269                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
270                 dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
271                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
272                 dmae->comp_addr_hi = 0;
273                 dmae->comp_val = 1;
274
275                 /* EMAC_REG_EMAC_RX_STAT_AC_28 */
276                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
277                 dmae->opcode = opcode;
278                 dmae->src_addr_lo = (mac_addr +
279                                      EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
280                 dmae->src_addr_hi = 0;
281                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
282                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
283                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
284                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
285                 dmae->len = 1;
286                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
287                 dmae->comp_addr_hi = 0;
288                 dmae->comp_val = 1;
289
290                 /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/
291                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
292                 dmae->opcode = opcode;
293                 dmae->src_addr_lo = (mac_addr +
294                                      EMAC_REG_EMAC_TX_STAT_AC) >> 2;
295                 dmae->src_addr_hi = 0;
296                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
297                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
298                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
299                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
300                 dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
301                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
302                 dmae->comp_addr_hi = 0;
303                 dmae->comp_val = 1;
304         } else {
305                 u32 tx_src_addr_lo, rx_src_addr_lo;
306                 u16 rx_len, tx_len;
307
308                 /* configure the params according to MAC type */
309                 switch (bp->link_vars.mac_type) {
310                 case MAC_TYPE_BMAC:
311                         mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
312                                            NIG_REG_INGRESS_BMAC0_MEM);
313
314                         /* BIGMAC_REGISTER_TX_STAT_GTPKT ..
315                            BIGMAC_REGISTER_TX_STAT_GTBYT */
316                         if (CHIP_IS_E1x(bp)) {
317                                 tx_src_addr_lo = (mac_addr +
318                                         BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
319                                 tx_len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
320                                           BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
321                                 rx_src_addr_lo = (mac_addr +
322                                         BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
323                                 rx_len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
324                                           BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
325                         } else {
326                                 tx_src_addr_lo = (mac_addr +
327                                         BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
328                                 tx_len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT -
329                                           BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
330                                 rx_src_addr_lo = (mac_addr +
331                                         BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
332                                 rx_len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ -
333                                           BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
334                         }
335                         break;
336
337                 case MAC_TYPE_UMAC: /* handled by MSTAT */
338                 case MAC_TYPE_XMAC: /* handled by MSTAT */
339                 default:
340                         mac_addr = port ? GRCBASE_MSTAT1 : GRCBASE_MSTAT0;
341                         tx_src_addr_lo = (mac_addr +
342                                           MSTAT_REG_TX_STAT_GTXPOK_LO) >> 2;
343                         rx_src_addr_lo = (mac_addr +
344                                           MSTAT_REG_RX_STAT_GR64_LO) >> 2;
345                         tx_len = sizeof(bp->slowpath->
346                                         mac_stats.mstat_stats.stats_tx) >> 2;
347                         rx_len = sizeof(bp->slowpath->
348                                         mac_stats.mstat_stats.stats_rx) >> 2;
349                         break;
350                 }
351
352                 /* TX stats */
353                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
354                 dmae->opcode = opcode;
355                 dmae->src_addr_lo = tx_src_addr_lo;
356                 dmae->src_addr_hi = 0;
357                 dmae->len = tx_len;
358                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
359                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
360                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
361                 dmae->comp_addr_hi = 0;
362                 dmae->comp_val = 1;
363
364                 /* RX stats */
365                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
366                 dmae->opcode = opcode;
367                 dmae->src_addr_hi = 0;
368                 dmae->src_addr_lo = rx_src_addr_lo;
369                 dmae->dst_addr_lo =
370                         U64_LO(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
371                 dmae->dst_addr_hi =
372                         U64_HI(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
373                 dmae->len = rx_len;
374                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
375                 dmae->comp_addr_hi = 0;
376                 dmae->comp_val = 1;
377         }
378
379         /* NIG */
380         if (!CHIP_IS_E3(bp)) {
381                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
382                 dmae->opcode = opcode;
383                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
384                                             NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
385                 dmae->src_addr_hi = 0;
386                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
387                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
388                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
389                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
390                 dmae->len = (2*sizeof(u32)) >> 2;
391                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
392                 dmae->comp_addr_hi = 0;
393                 dmae->comp_val = 1;
394
395                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
396                 dmae->opcode = opcode;
397                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
398                                             NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
399                 dmae->src_addr_hi = 0;
400                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
401                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
402                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
403                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
404                 dmae->len = (2*sizeof(u32)) >> 2;
405                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
406                 dmae->comp_addr_hi = 0;
407                 dmae->comp_val = 1;
408         }
409
410         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
411         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
412                                                  true, DMAE_COMP_PCI);
413         dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
414                                     NIG_REG_STAT0_BRB_DISCARD) >> 2;
415         dmae->src_addr_hi = 0;
416         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
417         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
418         dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2;
419
420         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
421         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
422         dmae->comp_val = DMAE_COMP_VAL;
423
424         *stats_comp = 0;
425 }
426
427 static void bnx2x_func_stats_init(struct bnx2x *bp)
428 {
429         struct dmae_command *dmae = &bp->stats_dmae;
430         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
431
432         /* sanity */
433         if (!bp->func_stx) {
434                 BNX2X_ERR("BUG!\n");
435                 return;
436         }
437
438         bp->executer_idx = 0;
439         memset(dmae, 0, sizeof(struct dmae_command));
440
441         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
442                                          true, DMAE_COMP_PCI);
443         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
444         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
445         dmae->dst_addr_lo = bp->func_stx >> 2;
446         dmae->dst_addr_hi = 0;
447         dmae->len = sizeof(struct host_func_stats) >> 2;
448         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
449         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
450         dmae->comp_val = DMAE_COMP_VAL;
451
452         *stats_comp = 0;
453 }
454
455 static void bnx2x_stats_start(struct bnx2x *bp)
456 {
457         if (bp->port.pmf)
458                 bnx2x_port_stats_init(bp);
459
460         else if (bp->func_stx)
461                 bnx2x_func_stats_init(bp);
462
463         bnx2x_hw_stats_post(bp);
464         bnx2x_storm_stats_post(bp);
465 }
466
467 static void bnx2x_stats_pmf_start(struct bnx2x *bp)
468 {
469         bnx2x_stats_comp(bp);
470         bnx2x_stats_pmf_update(bp);
471         bnx2x_stats_start(bp);
472 }
473
474 static void bnx2x_stats_restart(struct bnx2x *bp)
475 {
476         bnx2x_stats_comp(bp);
477         bnx2x_stats_start(bp);
478 }
479
480 static void bnx2x_bmac_stats_update(struct bnx2x *bp)
481 {
482         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
483         struct bnx2x_eth_stats *estats = &bp->eth_stats;
484         struct {
485                 u32 lo;
486                 u32 hi;
487         } diff;
488
489         if (CHIP_IS_E1x(bp)) {
490                 struct bmac1_stats *new = bnx2x_sp(bp, mac_stats.bmac1_stats);
491
492                 /* the macros below will use "bmac1_stats" type */
493                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
494                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
495                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
496                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
497                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
498                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
499                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
500                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
501                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
502
503                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
504                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
505                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
506                 UPDATE_STAT64(tx_stat_gt127,
507                                 tx_stat_etherstatspkts65octetsto127octets);
508                 UPDATE_STAT64(tx_stat_gt255,
509                                 tx_stat_etherstatspkts128octetsto255octets);
510                 UPDATE_STAT64(tx_stat_gt511,
511                                 tx_stat_etherstatspkts256octetsto511octets);
512                 UPDATE_STAT64(tx_stat_gt1023,
513                                 tx_stat_etherstatspkts512octetsto1023octets);
514                 UPDATE_STAT64(tx_stat_gt1518,
515                                 tx_stat_etherstatspkts1024octetsto1522octets);
516                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
517                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
518                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
519                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
520                 UPDATE_STAT64(tx_stat_gterr,
521                                 tx_stat_dot3statsinternalmactransmiterrors);
522                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
523
524         } else {
525                 struct bmac2_stats *new = bnx2x_sp(bp, mac_stats.bmac2_stats);
526
527                 /* the macros below will use "bmac2_stats" type */
528                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
529                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
530                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
531                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
532                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
533                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
534                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
535                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
536                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
537                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
538                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
539                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
540                 UPDATE_STAT64(tx_stat_gt127,
541                                 tx_stat_etherstatspkts65octetsto127octets);
542                 UPDATE_STAT64(tx_stat_gt255,
543                                 tx_stat_etherstatspkts128octetsto255octets);
544                 UPDATE_STAT64(tx_stat_gt511,
545                                 tx_stat_etherstatspkts256octetsto511octets);
546                 UPDATE_STAT64(tx_stat_gt1023,
547                                 tx_stat_etherstatspkts512octetsto1023octets);
548                 UPDATE_STAT64(tx_stat_gt1518,
549                                 tx_stat_etherstatspkts1024octetsto1522octets);
550                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
551                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
552                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
553                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
554                 UPDATE_STAT64(tx_stat_gterr,
555                                 tx_stat_dot3statsinternalmactransmiterrors);
556                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
557
558                 /* collect PFC stats */
559                 pstats->pfc_frames_tx_hi = new->tx_stat_gtpp_hi;
560                 pstats->pfc_frames_tx_lo = new->tx_stat_gtpp_lo;
561
562                 pstats->pfc_frames_rx_hi = new->rx_stat_grpp_hi;
563                 pstats->pfc_frames_rx_lo = new->rx_stat_grpp_lo;
564         }
565
566         estats->pause_frames_received_hi =
567                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
568         estats->pause_frames_received_lo =
569                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
570
571         estats->pause_frames_sent_hi =
572                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
573         estats->pause_frames_sent_lo =
574                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
575
576         estats->pfc_frames_received_hi =
577                                 pstats->pfc_frames_rx_hi;
578         estats->pfc_frames_received_lo =
579                                 pstats->pfc_frames_rx_lo;
580         estats->pfc_frames_sent_hi =
581                                 pstats->pfc_frames_tx_hi;
582         estats->pfc_frames_sent_lo =
583                                 pstats->pfc_frames_tx_lo;
584 }
585
586 static void bnx2x_mstat_stats_update(struct bnx2x *bp)
587 {
588         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
589         struct bnx2x_eth_stats *estats = &bp->eth_stats;
590
591         struct mstat_stats *new = bnx2x_sp(bp, mac_stats.mstat_stats);
592
593         ADD_STAT64(stats_rx.rx_grerb, rx_stat_ifhcinbadoctets);
594         ADD_STAT64(stats_rx.rx_grfcs, rx_stat_dot3statsfcserrors);
595         ADD_STAT64(stats_rx.rx_grund, rx_stat_etherstatsundersizepkts);
596         ADD_STAT64(stats_rx.rx_grovr, rx_stat_dot3statsframestoolong);
597         ADD_STAT64(stats_rx.rx_grfrg, rx_stat_etherstatsfragments);
598         ADD_STAT64(stats_rx.rx_grxcf, rx_stat_maccontrolframesreceived);
599         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_xoffstateentered);
600         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_mac_xpf);
601         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_outxoffsent);
602         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_flowcontroldone);
603
604         /* collect pfc stats */
605         ADD_64(pstats->pfc_frames_tx_hi, new->stats_tx.tx_gtxpp_hi,
606                 pstats->pfc_frames_tx_lo, new->stats_tx.tx_gtxpp_lo);
607         ADD_64(pstats->pfc_frames_rx_hi, new->stats_rx.rx_grxpp_hi,
608                 pstats->pfc_frames_rx_lo, new->stats_rx.rx_grxpp_lo);
609
610         ADD_STAT64(stats_tx.tx_gt64, tx_stat_etherstatspkts64octets);
611         ADD_STAT64(stats_tx.tx_gt127,
612                         tx_stat_etherstatspkts65octetsto127octets);
613         ADD_STAT64(stats_tx.tx_gt255,
614                         tx_stat_etherstatspkts128octetsto255octets);
615         ADD_STAT64(stats_tx.tx_gt511,
616                         tx_stat_etherstatspkts256octetsto511octets);
617         ADD_STAT64(stats_tx.tx_gt1023,
618                         tx_stat_etherstatspkts512octetsto1023octets);
619         ADD_STAT64(stats_tx.tx_gt1518,
620                         tx_stat_etherstatspkts1024octetsto1522octets);
621         ADD_STAT64(stats_tx.tx_gt2047, tx_stat_mac_2047);
622
623         ADD_STAT64(stats_tx.tx_gt4095, tx_stat_mac_4095);
624         ADD_STAT64(stats_tx.tx_gt9216, tx_stat_mac_9216);
625         ADD_STAT64(stats_tx.tx_gt16383, tx_stat_mac_16383);
626
627         ADD_STAT64(stats_tx.tx_gterr,
628                         tx_stat_dot3statsinternalmactransmiterrors);
629         ADD_STAT64(stats_tx.tx_gtufl, tx_stat_mac_ufl);
630
631         estats->etherstatspkts1024octetsto1522octets_hi =
632             pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_hi;
633         estats->etherstatspkts1024octetsto1522octets_lo =
634             pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_lo;
635
636         estats->etherstatspktsover1522octets_hi =
637             pstats->mac_stx[1].tx_stat_mac_2047_hi;
638         estats->etherstatspktsover1522octets_lo =
639             pstats->mac_stx[1].tx_stat_mac_2047_lo;
640
641         ADD_64(estats->etherstatspktsover1522octets_hi,
642                pstats->mac_stx[1].tx_stat_mac_4095_hi,
643                estats->etherstatspktsover1522octets_lo,
644                pstats->mac_stx[1].tx_stat_mac_4095_lo);
645
646         ADD_64(estats->etherstatspktsover1522octets_hi,
647                pstats->mac_stx[1].tx_stat_mac_9216_hi,
648                estats->etherstatspktsover1522octets_lo,
649                pstats->mac_stx[1].tx_stat_mac_9216_lo);
650
651         ADD_64(estats->etherstatspktsover1522octets_hi,
652                pstats->mac_stx[1].tx_stat_mac_16383_hi,
653                estats->etherstatspktsover1522octets_lo,
654                pstats->mac_stx[1].tx_stat_mac_16383_lo);
655
656         estats->pause_frames_received_hi =
657                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
658         estats->pause_frames_received_lo =
659                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
660
661         estats->pause_frames_sent_hi =
662                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
663         estats->pause_frames_sent_lo =
664                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
665
666         estats->pfc_frames_received_hi =
667                                 pstats->pfc_frames_rx_hi;
668         estats->pfc_frames_received_lo =
669                                 pstats->pfc_frames_rx_lo;
670         estats->pfc_frames_sent_hi =
671                                 pstats->pfc_frames_tx_hi;
672         estats->pfc_frames_sent_lo =
673                                 pstats->pfc_frames_tx_lo;
674 }
675
676 static void bnx2x_emac_stats_update(struct bnx2x *bp)
677 {
678         struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
679         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
680         struct bnx2x_eth_stats *estats = &bp->eth_stats;
681
682         UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
683         UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
684         UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
685         UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
686         UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
687         UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
688         UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
689         UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
690         UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
691         UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
692         UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
693         UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
694         UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
695         UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
696         UPDATE_EXTEND_STAT(tx_stat_outxonsent);
697         UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
698         UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
699         UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
700         UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
701         UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
702         UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
703         UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
704         UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
705         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
706         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
707         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
708         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
709         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
710         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
711         UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
712         UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
713
714         estats->pause_frames_received_hi =
715                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
716         estats->pause_frames_received_lo =
717                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
718         ADD_64(estats->pause_frames_received_hi,
719                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
720                estats->pause_frames_received_lo,
721                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
722
723         estats->pause_frames_sent_hi =
724                         pstats->mac_stx[1].tx_stat_outxonsent_hi;
725         estats->pause_frames_sent_lo =
726                         pstats->mac_stx[1].tx_stat_outxonsent_lo;
727         ADD_64(estats->pause_frames_sent_hi,
728                pstats->mac_stx[1].tx_stat_outxoffsent_hi,
729                estats->pause_frames_sent_lo,
730                pstats->mac_stx[1].tx_stat_outxoffsent_lo);
731 }
732
733 static int bnx2x_hw_stats_update(struct bnx2x *bp)
734 {
735         struct nig_stats *new = bnx2x_sp(bp, nig_stats);
736         struct nig_stats *old = &(bp->port.old_nig_stats);
737         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
738         struct bnx2x_eth_stats *estats = &bp->eth_stats;
739         struct {
740                 u32 lo;
741                 u32 hi;
742         } diff;
743
744         switch (bp->link_vars.mac_type) {
745         case MAC_TYPE_BMAC:
746                 bnx2x_bmac_stats_update(bp);
747                 break;
748
749         case MAC_TYPE_EMAC:
750                 bnx2x_emac_stats_update(bp);
751                 break;
752
753         case MAC_TYPE_UMAC:
754         case MAC_TYPE_XMAC:
755                 bnx2x_mstat_stats_update(bp);
756                 break;
757
758         case MAC_TYPE_NONE: /* unreached */
759                 DP(BNX2X_MSG_STATS,
760                    "stats updated by DMAE but no MAC active\n");
761                 return -1;
762
763         default: /* unreached */
764                 BNX2X_ERR("Unknown MAC type\n");
765         }
766
767         ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
768                       new->brb_discard - old->brb_discard);
769         ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
770                       new->brb_truncate - old->brb_truncate);
771
772         if (!CHIP_IS_E3(bp)) {
773                 UPDATE_STAT64_NIG(egress_mac_pkt0,
774                                         etherstatspkts1024octetsto1522octets);
775                 UPDATE_STAT64_NIG(egress_mac_pkt1,
776                                         etherstatspktsover1522octets);
777         }
778
779         memcpy(old, new, sizeof(struct nig_stats));
780
781         memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]),
782                sizeof(struct mac_stx));
783         estats->brb_drop_hi = pstats->brb_drop_hi;
784         estats->brb_drop_lo = pstats->brb_drop_lo;
785
786         pstats->host_port_stats_counter++;
787
788         if (CHIP_IS_E3(bp))
789                 estats->eee_tx_lpi += REG_RD(bp,
790                                              MISC_REG_CPMU_LP_SM_ENT_CNT_P0);
791
792         if (!BP_NOMCP(bp)) {
793                 u32 nig_timer_max =
794                         SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
795                 if (nig_timer_max != estats->nig_timer_max) {
796                         estats->nig_timer_max = nig_timer_max;
797                         BNX2X_ERR("NIG timer max (%u)\n",
798                                   estats->nig_timer_max);
799                 }
800         }
801
802         return 0;
803 }
804
805 static int bnx2x_storm_stats_update(struct bnx2x *bp)
806 {
807         struct tstorm_per_port_stats *tport =
808                                 &bp->fw_stats_data->port.tstorm_port_statistics;
809         struct tstorm_per_pf_stats *tfunc =
810                                 &bp->fw_stats_data->pf.tstorm_pf_statistics;
811         struct host_func_stats *fstats = &bp->func_stats;
812         struct bnx2x_eth_stats *estats = &bp->eth_stats;
813         struct bnx2x_eth_stats_old *estats_old = &bp->eth_stats_old;
814         struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
815         int i;
816         u16 cur_stats_counter;
817
818         /* Make sure we use the value of the counter
819          * used for sending the last stats ramrod.
820          */
821         spin_lock_bh(&bp->stats_lock);
822         cur_stats_counter = bp->stats_counter - 1;
823         spin_unlock_bh(&bp->stats_lock);
824
825         /* are storm stats valid? */
826         if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
827                 DP(BNX2X_MSG_STATS,
828                    "stats not updated by xstorm  xstorm counter (0x%x) != stats_counter (0x%x)\n",
829                    le16_to_cpu(counters->xstats_counter), bp->stats_counter);
830                 return -EAGAIN;
831         }
832
833         if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
834                 DP(BNX2X_MSG_STATS,
835                    "stats not updated by ustorm  ustorm counter (0x%x) != stats_counter (0x%x)\n",
836                    le16_to_cpu(counters->ustats_counter), bp->stats_counter);
837                 return -EAGAIN;
838         }
839
840         if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
841                 DP(BNX2X_MSG_STATS,
842                    "stats not updated by cstorm  cstorm counter (0x%x) != stats_counter (0x%x)\n",
843                    le16_to_cpu(counters->cstats_counter), bp->stats_counter);
844                 return -EAGAIN;
845         }
846
847         if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
848                 DP(BNX2X_MSG_STATS,
849                    "stats not updated by tstorm  tstorm counter (0x%x) != stats_counter (0x%x)\n",
850                    le16_to_cpu(counters->tstats_counter), bp->stats_counter);
851                 return -EAGAIN;
852         }
853
854         estats->error_bytes_received_hi = 0;
855         estats->error_bytes_received_lo = 0;
856
857         for_each_eth_queue(bp, i) {
858                 struct bnx2x_fastpath *fp = &bp->fp[i];
859                 struct tstorm_per_queue_stats *tclient =
860                         &bp->fw_stats_data->queue_stats[i].
861                         tstorm_queue_statistics;
862                 struct tstorm_per_queue_stats *old_tclient = &fp->old_tclient;
863                 struct ustorm_per_queue_stats *uclient =
864                         &bp->fw_stats_data->queue_stats[i].
865                         ustorm_queue_statistics;
866                 struct ustorm_per_queue_stats *old_uclient = &fp->old_uclient;
867                 struct xstorm_per_queue_stats *xclient =
868                         &bp->fw_stats_data->queue_stats[i].
869                         xstorm_queue_statistics;
870                 struct xstorm_per_queue_stats *old_xclient = &fp->old_xclient;
871                 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
872                 struct bnx2x_eth_q_stats_old *qstats_old = &fp->eth_q_stats_old;
873
874                 u32 diff;
875
876                 DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, bcast_sent 0x%x mcast_sent 0x%x\n",
877                    i, xclient->ucast_pkts_sent,
878                    xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
879
880                 DP(BNX2X_MSG_STATS, "---------------\n");
881
882                 UPDATE_QSTAT(tclient->rcv_bcast_bytes,
883                              total_broadcast_bytes_received);
884                 UPDATE_QSTAT(tclient->rcv_mcast_bytes,
885                              total_multicast_bytes_received);
886                 UPDATE_QSTAT(tclient->rcv_ucast_bytes,
887                              total_unicast_bytes_received);
888
889                 /*
890                  * sum to total_bytes_received all
891                  * unicast/multicast/broadcast
892                  */
893                 qstats->total_bytes_received_hi =
894                         qstats->total_broadcast_bytes_received_hi;
895                 qstats->total_bytes_received_lo =
896                         qstats->total_broadcast_bytes_received_lo;
897
898                 ADD_64(qstats->total_bytes_received_hi,
899                        qstats->total_multicast_bytes_received_hi,
900                        qstats->total_bytes_received_lo,
901                        qstats->total_multicast_bytes_received_lo);
902
903                 ADD_64(qstats->total_bytes_received_hi,
904                        qstats->total_unicast_bytes_received_hi,
905                        qstats->total_bytes_received_lo,
906                        qstats->total_unicast_bytes_received_lo);
907
908                 qstats->valid_bytes_received_hi =
909                                         qstats->total_bytes_received_hi;
910                 qstats->valid_bytes_received_lo =
911                                         qstats->total_bytes_received_lo;
912
913
914                 UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
915                                         total_unicast_packets_received);
916                 UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
917                                         total_multicast_packets_received);
918                 UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
919                                         total_broadcast_packets_received);
920                 UPDATE_EXTEND_E_TSTAT(pkts_too_big_discard,
921                                       etherstatsoverrsizepkts);
922                 UPDATE_EXTEND_E_TSTAT(no_buff_discard, no_buff_discard);
923
924                 SUB_EXTEND_USTAT(ucast_no_buff_pkts,
925                                         total_unicast_packets_received);
926                 SUB_EXTEND_USTAT(mcast_no_buff_pkts,
927                                         total_multicast_packets_received);
928                 SUB_EXTEND_USTAT(bcast_no_buff_pkts,
929                                         total_broadcast_packets_received);
930                 UPDATE_EXTEND_E_USTAT(ucast_no_buff_pkts, no_buff_discard);
931                 UPDATE_EXTEND_E_USTAT(mcast_no_buff_pkts, no_buff_discard);
932                 UPDATE_EXTEND_E_USTAT(bcast_no_buff_pkts, no_buff_discard);
933
934                 UPDATE_QSTAT(xclient->bcast_bytes_sent,
935                              total_broadcast_bytes_transmitted);
936                 UPDATE_QSTAT(xclient->mcast_bytes_sent,
937                              total_multicast_bytes_transmitted);
938                 UPDATE_QSTAT(xclient->ucast_bytes_sent,
939                              total_unicast_bytes_transmitted);
940
941                 /*
942                  * sum to total_bytes_transmitted all
943                  * unicast/multicast/broadcast
944                  */
945                 qstats->total_bytes_transmitted_hi =
946                                 qstats->total_unicast_bytes_transmitted_hi;
947                 qstats->total_bytes_transmitted_lo =
948                                 qstats->total_unicast_bytes_transmitted_lo;
949
950                 ADD_64(qstats->total_bytes_transmitted_hi,
951                        qstats->total_broadcast_bytes_transmitted_hi,
952                        qstats->total_bytes_transmitted_lo,
953                        qstats->total_broadcast_bytes_transmitted_lo);
954
955                 ADD_64(qstats->total_bytes_transmitted_hi,
956                        qstats->total_multicast_bytes_transmitted_hi,
957                        qstats->total_bytes_transmitted_lo,
958                        qstats->total_multicast_bytes_transmitted_lo);
959
960                 UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
961                                         total_unicast_packets_transmitted);
962                 UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
963                                         total_multicast_packets_transmitted);
964                 UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
965                                         total_broadcast_packets_transmitted);
966
967                 UPDATE_EXTEND_TSTAT(checksum_discard,
968                                     total_packets_received_checksum_discarded);
969                 UPDATE_EXTEND_TSTAT(ttl0_discard,
970                                     total_packets_received_ttl0_discarded);
971
972                 UPDATE_EXTEND_XSTAT(error_drop_pkts,
973                                     total_transmitted_dropped_packets_error);
974
975                 /* TPA aggregations completed */
976                 UPDATE_EXTEND_E_USTAT(coalesced_events, total_tpa_aggregations);
977                 /* Number of network frames aggregated by TPA */
978                 UPDATE_EXTEND_E_USTAT(coalesced_pkts,
979                                       total_tpa_aggregated_frames);
980                 /* Total number of bytes in completed TPA aggregations */
981                 UPDATE_QSTAT(uclient->coalesced_bytes, total_tpa_bytes);
982
983                 UPDATE_ESTAT_QSTAT_64(total_tpa_bytes);
984
985                 UPDATE_FSTAT_QSTAT(total_bytes_received);
986                 UPDATE_FSTAT_QSTAT(total_bytes_transmitted);
987                 UPDATE_FSTAT_QSTAT(total_unicast_packets_received);
988                 UPDATE_FSTAT_QSTAT(total_multicast_packets_received);
989                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_received);
990                 UPDATE_FSTAT_QSTAT(total_unicast_packets_transmitted);
991                 UPDATE_FSTAT_QSTAT(total_multicast_packets_transmitted);
992                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_transmitted);
993                 UPDATE_FSTAT_QSTAT(valid_bytes_received);
994         }
995
996         ADD_64(estats->total_bytes_received_hi,
997                estats->rx_stat_ifhcinbadoctets_hi,
998                estats->total_bytes_received_lo,
999                estats->rx_stat_ifhcinbadoctets_lo);
1000
1001         ADD_64(estats->total_bytes_received_hi,
1002                le32_to_cpu(tfunc->rcv_error_bytes.hi),
1003                estats->total_bytes_received_lo,
1004                le32_to_cpu(tfunc->rcv_error_bytes.lo));
1005
1006         ADD_64(estats->error_bytes_received_hi,
1007                le32_to_cpu(tfunc->rcv_error_bytes.hi),
1008                estats->error_bytes_received_lo,
1009                le32_to_cpu(tfunc->rcv_error_bytes.lo));
1010
1011         UPDATE_ESTAT(etherstatsoverrsizepkts, rx_stat_dot3statsframestoolong);
1012
1013         ADD_64(estats->error_bytes_received_hi,
1014                estats->rx_stat_ifhcinbadoctets_hi,
1015                estats->error_bytes_received_lo,
1016                estats->rx_stat_ifhcinbadoctets_lo);
1017
1018         if (bp->port.pmf) {
1019                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1020                 UPDATE_FW_STAT(mac_filter_discard);
1021                 UPDATE_FW_STAT(mf_tag_discard);
1022                 UPDATE_FW_STAT(brb_truncate_discard);
1023                 UPDATE_FW_STAT(mac_discard);
1024         }
1025
1026         fstats->host_func_stats_start = ++fstats->host_func_stats_end;
1027
1028         bp->stats_pending = 0;
1029
1030         return 0;
1031 }
1032
1033 static void bnx2x_net_stats_update(struct bnx2x *bp)
1034 {
1035         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1036         struct net_device_stats *nstats = &bp->dev->stats;
1037         unsigned long tmp;
1038         int i;
1039
1040         nstats->rx_packets =
1041                 bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
1042                 bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
1043                 bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
1044
1045         nstats->tx_packets =
1046                 bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
1047                 bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
1048                 bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
1049
1050         nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
1051
1052         nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
1053
1054         tmp = estats->mac_discard;
1055         for_each_rx_queue(bp, i)
1056                 tmp += le32_to_cpu(bp->fp[i].old_tclient.checksum_discard);
1057         nstats->rx_dropped = tmp + bp->net_stats_old.rx_dropped;
1058
1059         nstats->tx_dropped = 0;
1060
1061         nstats->multicast =
1062                 bnx2x_hilo(&estats->total_multicast_packets_received_hi);
1063
1064         nstats->collisions =
1065                 bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
1066
1067         nstats->rx_length_errors =
1068                 bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
1069                 bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
1070         nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
1071                                  bnx2x_hilo(&estats->brb_truncate_hi);
1072         nstats->rx_crc_errors =
1073                 bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
1074         nstats->rx_frame_errors =
1075                 bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
1076         nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
1077         nstats->rx_missed_errors = 0;
1078
1079         nstats->rx_errors = nstats->rx_length_errors +
1080                             nstats->rx_over_errors +
1081                             nstats->rx_crc_errors +
1082                             nstats->rx_frame_errors +
1083                             nstats->rx_fifo_errors +
1084                             nstats->rx_missed_errors;
1085
1086         nstats->tx_aborted_errors =
1087                 bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
1088                 bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
1089         nstats->tx_carrier_errors =
1090                 bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
1091         nstats->tx_fifo_errors = 0;
1092         nstats->tx_heartbeat_errors = 0;
1093         nstats->tx_window_errors = 0;
1094
1095         nstats->tx_errors = nstats->tx_aborted_errors +
1096                             nstats->tx_carrier_errors +
1097             bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
1098 }
1099
1100 static void bnx2x_drv_stats_update(struct bnx2x *bp)
1101 {
1102         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1103         int i;
1104
1105         for_each_queue(bp, i) {
1106                 struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats;
1107                 struct bnx2x_eth_q_stats_old *qstats_old =
1108                                                 &bp->fp[i].eth_q_stats_old;
1109
1110                 UPDATE_ESTAT_QSTAT(driver_xoff);
1111                 UPDATE_ESTAT_QSTAT(rx_err_discard_pkt);
1112                 UPDATE_ESTAT_QSTAT(rx_skb_alloc_failed);
1113                 UPDATE_ESTAT_QSTAT(hw_csum_err);
1114         }
1115 }
1116
1117 static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
1118 {
1119         u32 val;
1120
1121         if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
1122                 val = SHMEM2_RD(bp, edebug_driver_if[1]);
1123
1124                 if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
1125                         return true;
1126         }
1127
1128         return false;
1129 }
1130
1131 static void bnx2x_stats_update(struct bnx2x *bp)
1132 {
1133         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1134
1135         if (bnx2x_edebug_stats_stopped(bp))
1136                 return;
1137
1138         if (*stats_comp != DMAE_COMP_VAL)
1139                 return;
1140
1141         if (bp->port.pmf)
1142                 bnx2x_hw_stats_update(bp);
1143
1144         if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) {
1145                 BNX2X_ERR("storm stats were not updated for 3 times\n");
1146                 bnx2x_panic();
1147                 return;
1148         }
1149
1150         bnx2x_net_stats_update(bp);
1151         bnx2x_drv_stats_update(bp);
1152
1153         if (netif_msg_timer(bp)) {
1154                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1155
1156                 netdev_dbg(bp->dev, "brb drops %u  brb truncate %u\n",
1157                        estats->brb_drop_lo, estats->brb_truncate_lo);
1158         }
1159
1160         bnx2x_hw_stats_post(bp);
1161         bnx2x_storm_stats_post(bp);
1162 }
1163
1164 static void bnx2x_port_stats_stop(struct bnx2x *bp)
1165 {
1166         struct dmae_command *dmae;
1167         u32 opcode;
1168         int loader_idx = PMF_DMAE_C(bp);
1169         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1170
1171         bp->executer_idx = 0;
1172
1173         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
1174
1175         if (bp->port.port_stx) {
1176
1177                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1178                 if (bp->func_stx)
1179                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1180                                                 opcode, DMAE_COMP_GRC);
1181                 else
1182                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1183                                                 opcode, DMAE_COMP_PCI);
1184
1185                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1186                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1187                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
1188                 dmae->dst_addr_hi = 0;
1189                 dmae->len = bnx2x_get_port_stats_dma_len(bp);
1190                 if (bp->func_stx) {
1191                         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
1192                         dmae->comp_addr_hi = 0;
1193                         dmae->comp_val = 1;
1194                 } else {
1195                         dmae->comp_addr_lo =
1196                                 U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1197                         dmae->comp_addr_hi =
1198                                 U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1199                         dmae->comp_val = DMAE_COMP_VAL;
1200
1201                         *stats_comp = 0;
1202                 }
1203         }
1204
1205         if (bp->func_stx) {
1206
1207                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1208                 dmae->opcode =
1209                         bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
1210                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
1211                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
1212                 dmae->dst_addr_lo = bp->func_stx >> 2;
1213                 dmae->dst_addr_hi = 0;
1214                 dmae->len = sizeof(struct host_func_stats) >> 2;
1215                 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1216                 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1217                 dmae->comp_val = DMAE_COMP_VAL;
1218
1219                 *stats_comp = 0;
1220         }
1221 }
1222
1223 static void bnx2x_stats_stop(struct bnx2x *bp)
1224 {
1225         int update = 0;
1226
1227         bnx2x_stats_comp(bp);
1228
1229         if (bp->port.pmf)
1230                 update = (bnx2x_hw_stats_update(bp) == 0);
1231
1232         update |= (bnx2x_storm_stats_update(bp) == 0);
1233
1234         if (update) {
1235                 bnx2x_net_stats_update(bp);
1236
1237                 if (bp->port.pmf)
1238                         bnx2x_port_stats_stop(bp);
1239
1240                 bnx2x_hw_stats_post(bp);
1241                 bnx2x_stats_comp(bp);
1242         }
1243 }
1244
1245 static void bnx2x_stats_do_nothing(struct bnx2x *bp)
1246 {
1247 }
1248
1249 static const struct {
1250         void (*action)(struct bnx2x *bp);
1251         enum bnx2x_stats_state next_state;
1252 } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
1253 /* state        event   */
1254 {
1255 /* DISABLED     PMF     */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
1256 /*              LINK_UP */ {bnx2x_stats_start,      STATS_STATE_ENABLED},
1257 /*              UPDATE  */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
1258 /*              STOP    */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
1259 },
1260 {
1261 /* ENABLED      PMF     */ {bnx2x_stats_pmf_start,  STATS_STATE_ENABLED},
1262 /*              LINK_UP */ {bnx2x_stats_restart,    STATS_STATE_ENABLED},
1263 /*              UPDATE  */ {bnx2x_stats_update,     STATS_STATE_ENABLED},
1264 /*              STOP    */ {bnx2x_stats_stop,       STATS_STATE_DISABLED}
1265 }
1266 };
1267
1268 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
1269 {
1270         enum bnx2x_stats_state state;
1271         if (unlikely(bp->panic))
1272                 return;
1273
1274         spin_lock_bh(&bp->stats_lock);
1275         state = bp->stats_state;
1276         bp->stats_state = bnx2x_stats_stm[state][event].next_state;
1277         spin_unlock_bh(&bp->stats_lock);
1278
1279         bnx2x_stats_stm[state][event].action(bp);
1280
1281         if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
1282                 DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
1283                    state, event, bp->stats_state);
1284 }
1285
1286 static void bnx2x_port_stats_base_init(struct bnx2x *bp)
1287 {
1288         struct dmae_command *dmae;
1289         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1290
1291         /* sanity */
1292         if (!bp->port.pmf || !bp->port.port_stx) {
1293                 BNX2X_ERR("BUG!\n");
1294                 return;
1295         }
1296
1297         bp->executer_idx = 0;
1298
1299         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1300         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
1301                                          true, DMAE_COMP_PCI);
1302         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1303         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1304         dmae->dst_addr_lo = bp->port.port_stx >> 2;
1305         dmae->dst_addr_hi = 0;
1306         dmae->len = bnx2x_get_port_stats_dma_len(bp);
1307         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1308         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1309         dmae->comp_val = DMAE_COMP_VAL;
1310
1311         *stats_comp = 0;
1312         bnx2x_hw_stats_post(bp);
1313         bnx2x_stats_comp(bp);
1314 }
1315
1316 /**
1317  * This function will prepare the statistics ramrod data the way
1318  * we will only have to increment the statistics counter and
1319  * send the ramrod each time we have to.
1320  *
1321  * @param bp
1322  */
1323 static void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
1324 {
1325         int i;
1326         int first_queue_query_index;
1327         struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
1328
1329         dma_addr_t cur_data_offset;
1330         struct stats_query_entry *cur_query_entry;
1331
1332         stats_hdr->cmd_num = bp->fw_stats_num;
1333         stats_hdr->drv_stats_counter = 0;
1334
1335         /* storm_counters struct contains the counters of completed
1336          * statistics requests per storm which are incremented by FW
1337          * each time it completes hadning a statistics ramrod. We will
1338          * check these counters in the timer handler and discard a
1339          * (statistics) ramrod completion.
1340          */
1341         cur_data_offset = bp->fw_stats_data_mapping +
1342                 offsetof(struct bnx2x_fw_stats_data, storm_counters);
1343
1344         stats_hdr->stats_counters_addrs.hi =
1345                 cpu_to_le32(U64_HI(cur_data_offset));
1346         stats_hdr->stats_counters_addrs.lo =
1347                 cpu_to_le32(U64_LO(cur_data_offset));
1348
1349         /* prepare to the first stats ramrod (will be completed with
1350          * the counters equal to zero) - init counters to somethig different.
1351          */
1352         memset(&bp->fw_stats_data->storm_counters, 0xff,
1353                sizeof(struct stats_counter));
1354
1355         /**** Port FW statistics data ****/
1356         cur_data_offset = bp->fw_stats_data_mapping +
1357                 offsetof(struct bnx2x_fw_stats_data, port);
1358
1359         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
1360
1361         cur_query_entry->kind = STATS_TYPE_PORT;
1362         /* For port query index is a DONT CARE */
1363         cur_query_entry->index = BP_PORT(bp);
1364         /* For port query funcID is a DONT CARE */
1365         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1366         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1367         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1368
1369         /**** PF FW statistics data ****/
1370         cur_data_offset = bp->fw_stats_data_mapping +
1371                 offsetof(struct bnx2x_fw_stats_data, pf);
1372
1373         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
1374
1375         cur_query_entry->kind = STATS_TYPE_PF;
1376         /* For PF query index is a DONT CARE */
1377         cur_query_entry->index = BP_PORT(bp);
1378         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1379         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1380         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1381
1382         /**** FCoE FW statistics data ****/
1383         if (!NO_FCOE(bp)) {
1384                 cur_data_offset = bp->fw_stats_data_mapping +
1385                         offsetof(struct bnx2x_fw_stats_data, fcoe);
1386
1387                 cur_query_entry =
1388                         &bp->fw_stats_req->query[BNX2X_FCOE_QUERY_IDX];
1389
1390                 cur_query_entry->kind = STATS_TYPE_FCOE;
1391                 /* For FCoE query index is a DONT CARE */
1392                 cur_query_entry->index = BP_PORT(bp);
1393                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1394                 cur_query_entry->address.hi =
1395                         cpu_to_le32(U64_HI(cur_data_offset));
1396                 cur_query_entry->address.lo =
1397                         cpu_to_le32(U64_LO(cur_data_offset));
1398         }
1399
1400         /**** Clients' queries ****/
1401         cur_data_offset = bp->fw_stats_data_mapping +
1402                 offsetof(struct bnx2x_fw_stats_data, queue_stats);
1403
1404         /* first queue query index depends whether FCoE offloaded request will
1405          * be included in the ramrod
1406          */
1407         if (!NO_FCOE(bp))
1408                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX;
1409         else
1410                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - 1;
1411
1412         for_each_eth_queue(bp, i) {
1413                 cur_query_entry =
1414                         &bp->fw_stats_req->
1415                                         query[first_queue_query_index + i];
1416
1417                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1418                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
1419                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1420                 cur_query_entry->address.hi =
1421                         cpu_to_le32(U64_HI(cur_data_offset));
1422                 cur_query_entry->address.lo =
1423                         cpu_to_le32(U64_LO(cur_data_offset));
1424
1425                 cur_data_offset += sizeof(struct per_queue_stats);
1426         }
1427
1428         /* add FCoE queue query if needed */
1429         if (!NO_FCOE(bp)) {
1430                 cur_query_entry =
1431                         &bp->fw_stats_req->
1432                                         query[first_queue_query_index + i];
1433
1434                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1435                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[FCOE_IDX]);
1436                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1437                 cur_query_entry->address.hi =
1438                         cpu_to_le32(U64_HI(cur_data_offset));
1439                 cur_query_entry->address.lo =
1440                         cpu_to_le32(U64_LO(cur_data_offset));
1441         }
1442 }
1443
1444 void bnx2x_stats_init(struct bnx2x *bp)
1445 {
1446         int /*abs*/port = BP_PORT(bp);
1447         int mb_idx = BP_FW_MB_IDX(bp);
1448         int i;
1449
1450         bp->stats_pending = 0;
1451         bp->executer_idx = 0;
1452         bp->stats_counter = 0;
1453
1454         /* port and func stats for management */
1455         if (!BP_NOMCP(bp)) {
1456                 bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
1457                 bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1458
1459         } else {
1460                 bp->port.port_stx = 0;
1461                 bp->func_stx = 0;
1462         }
1463         DP(BNX2X_MSG_STATS, "port_stx 0x%x  func_stx 0x%x\n",
1464            bp->port.port_stx, bp->func_stx);
1465
1466         /* pmf should retrieve port statistics from SP on a non-init*/
1467         if (!bp->stats_init && bp->port.pmf && bp->port.port_stx)
1468                 bnx2x_stats_handle(bp, STATS_EVENT_PMF);
1469
1470         port = BP_PORT(bp);
1471         /* port stats */
1472         memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
1473         bp->port.old_nig_stats.brb_discard =
1474                         REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
1475         bp->port.old_nig_stats.brb_truncate =
1476                         REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
1477         if (!CHIP_IS_E3(bp)) {
1478                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
1479                             &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2);
1480                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
1481                             &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
1482         }
1483
1484         /* function stats */
1485         for_each_queue(bp, i) {
1486                 struct bnx2x_fastpath *fp = &bp->fp[i];
1487
1488                 memset(&fp->old_tclient, 0, sizeof(fp->old_tclient));
1489                 memset(&fp->old_uclient, 0, sizeof(fp->old_uclient));
1490                 memset(&fp->old_xclient, 0, sizeof(fp->old_xclient));
1491                 if (bp->stats_init) {
1492                         memset(&fp->eth_q_stats, 0, sizeof(fp->eth_q_stats));
1493                         memset(&fp->eth_q_stats_old, 0,
1494                                sizeof(fp->eth_q_stats_old));
1495                 }
1496         }
1497
1498         /* Prepare statistics ramrod data */
1499         bnx2x_prep_fw_stats_req(bp);
1500
1501         memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
1502         if (bp->stats_init) {
1503                 memset(&bp->net_stats_old, 0, sizeof(bp->net_stats_old));
1504                 memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
1505                 memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
1506                 memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
1507                 memset(&bp->func_stats, 0, sizeof(bp->func_stats));
1508
1509                 /* Clean SP from previous statistics */
1510                 if (bp->func_stx) {
1511                         memset(bnx2x_sp(bp, func_stats), 0,
1512                                sizeof(struct host_func_stats));
1513                         bnx2x_func_stats_init(bp);
1514                         bnx2x_hw_stats_post(bp);
1515                         bnx2x_stats_comp(bp);
1516                 }
1517         }
1518
1519         bp->stats_state = STATS_STATE_DISABLED;
1520
1521         if (bp->port.pmf && bp->port.port_stx)
1522                 bnx2x_port_stats_base_init(bp);
1523
1524         /* mark the end of statistics initializiation */
1525         bp->stats_init = false;
1526 }
1527
1528 void bnx2x_save_statistics(struct bnx2x *bp)
1529 {
1530         int i;
1531         struct net_device_stats *nstats = &bp->dev->stats;
1532
1533         /* save queue statistics */
1534         for_each_eth_queue(bp, i) {
1535                 struct bnx2x_fastpath *fp = &bp->fp[i];
1536                 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1537                 struct bnx2x_eth_q_stats_old *qstats_old = &fp->eth_q_stats_old;
1538
1539                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_hi);
1540                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_lo);
1541                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_hi);
1542                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_lo);
1543                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_hi);
1544                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_lo);
1545                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_hi);
1546                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_lo);
1547                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_hi);
1548                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_lo);
1549                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_hi);
1550                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_lo);
1551                 UPDATE_QSTAT_OLD(total_tpa_bytes_hi);
1552                 UPDATE_QSTAT_OLD(total_tpa_bytes_lo);
1553         }
1554
1555         /* save net_device_stats statistics */
1556         bp->net_stats_old.rx_dropped = nstats->rx_dropped;
1557
1558         /* store port firmware statistics */
1559         if (bp->port.pmf && IS_MF(bp)) {
1560                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1561                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1562                 UPDATE_FW_STAT_OLD(mac_filter_discard);
1563                 UPDATE_FW_STAT_OLD(mf_tag_discard);
1564                 UPDATE_FW_STAT_OLD(brb_truncate_discard);
1565                 UPDATE_FW_STAT_OLD(mac_discard);
1566         }
1567 }
1568
1569 void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
1570                               u32 stats_type)
1571 {
1572         int i;
1573         struct afex_stats *afex_stats = (struct afex_stats *)void_afex_stats;
1574         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1575         struct per_queue_stats *fcoe_q_stats =
1576                 &bp->fw_stats_data->queue_stats[FCOE_IDX];
1577
1578         struct tstorm_per_queue_stats *fcoe_q_tstorm_stats =
1579                 &fcoe_q_stats->tstorm_queue_statistics;
1580
1581         struct ustorm_per_queue_stats *fcoe_q_ustorm_stats =
1582                 &fcoe_q_stats->ustorm_queue_statistics;
1583
1584         struct xstorm_per_queue_stats *fcoe_q_xstorm_stats =
1585                 &fcoe_q_stats->xstorm_queue_statistics;
1586
1587         struct fcoe_statistics_params *fw_fcoe_stat =
1588                 &bp->fw_stats_data->fcoe;
1589
1590         memset(afex_stats, 0, sizeof(struct afex_stats));
1591
1592         for_each_eth_queue(bp, i) {
1593                 struct bnx2x_fastpath *fp = &bp->fp[i];
1594                 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1595
1596                 ADD_64(afex_stats->rx_unicast_bytes_hi,
1597                        qstats->total_unicast_bytes_received_hi,
1598                        afex_stats->rx_unicast_bytes_lo,
1599                        qstats->total_unicast_bytes_received_lo);
1600
1601                 ADD_64(afex_stats->rx_broadcast_bytes_hi,
1602                        qstats->total_broadcast_bytes_received_hi,
1603                        afex_stats->rx_broadcast_bytes_lo,
1604                        qstats->total_broadcast_bytes_received_lo);
1605
1606                 ADD_64(afex_stats->rx_multicast_bytes_hi,
1607                        qstats->total_multicast_bytes_received_hi,
1608                        afex_stats->rx_multicast_bytes_lo,
1609                        qstats->total_multicast_bytes_received_lo);
1610
1611                 ADD_64(afex_stats->rx_unicast_frames_hi,
1612                        qstats->total_unicast_packets_received_hi,
1613                        afex_stats->rx_unicast_frames_lo,
1614                        qstats->total_unicast_packets_received_lo);
1615
1616                 ADD_64(afex_stats->rx_broadcast_frames_hi,
1617                        qstats->total_broadcast_packets_received_hi,
1618                        afex_stats->rx_broadcast_frames_lo,
1619                        qstats->total_broadcast_packets_received_lo);
1620
1621                 ADD_64(afex_stats->rx_multicast_frames_hi,
1622                        qstats->total_multicast_packets_received_hi,
1623                        afex_stats->rx_multicast_frames_lo,
1624                        qstats->total_multicast_packets_received_lo);
1625
1626                 /* sum to rx_frames_discarded all discraded
1627                  * packets due to size, ttl0 and checksum
1628                  */
1629                 ADD_64(afex_stats->rx_frames_discarded_hi,
1630                        qstats->total_packets_received_checksum_discarded_hi,
1631                        afex_stats->rx_frames_discarded_lo,
1632                        qstats->total_packets_received_checksum_discarded_lo);
1633
1634                 ADD_64(afex_stats->rx_frames_discarded_hi,
1635                        qstats->total_packets_received_ttl0_discarded_hi,
1636                        afex_stats->rx_frames_discarded_lo,
1637                        qstats->total_packets_received_ttl0_discarded_lo);
1638
1639                 ADD_64(afex_stats->rx_frames_discarded_hi,
1640                        qstats->etherstatsoverrsizepkts_hi,
1641                        afex_stats->rx_frames_discarded_lo,
1642                        qstats->etherstatsoverrsizepkts_lo);
1643
1644                 ADD_64(afex_stats->rx_frames_dropped_hi,
1645                        qstats->no_buff_discard_hi,
1646                        afex_stats->rx_frames_dropped_lo,
1647                        qstats->no_buff_discard_lo);
1648
1649                 ADD_64(afex_stats->tx_unicast_bytes_hi,
1650                        qstats->total_unicast_bytes_transmitted_hi,
1651                        afex_stats->tx_unicast_bytes_lo,
1652                        qstats->total_unicast_bytes_transmitted_lo);
1653
1654                 ADD_64(afex_stats->tx_broadcast_bytes_hi,
1655                        qstats->total_broadcast_bytes_transmitted_hi,
1656                        afex_stats->tx_broadcast_bytes_lo,
1657                        qstats->total_broadcast_bytes_transmitted_lo);
1658
1659                 ADD_64(afex_stats->tx_multicast_bytes_hi,
1660                        qstats->total_multicast_bytes_transmitted_hi,
1661                        afex_stats->tx_multicast_bytes_lo,
1662                        qstats->total_multicast_bytes_transmitted_lo);
1663
1664                 ADD_64(afex_stats->tx_unicast_frames_hi,
1665                        qstats->total_unicast_packets_transmitted_hi,
1666                        afex_stats->tx_unicast_frames_lo,
1667                        qstats->total_unicast_packets_transmitted_lo);
1668
1669                 ADD_64(afex_stats->tx_broadcast_frames_hi,
1670                        qstats->total_broadcast_packets_transmitted_hi,
1671                        afex_stats->tx_broadcast_frames_lo,
1672                        qstats->total_broadcast_packets_transmitted_lo);
1673
1674                 ADD_64(afex_stats->tx_multicast_frames_hi,
1675                        qstats->total_multicast_packets_transmitted_hi,
1676                        afex_stats->tx_multicast_frames_lo,
1677                        qstats->total_multicast_packets_transmitted_lo);
1678
1679                 ADD_64(afex_stats->tx_frames_dropped_hi,
1680                        qstats->total_transmitted_dropped_packets_error_hi,
1681                        afex_stats->tx_frames_dropped_lo,
1682                        qstats->total_transmitted_dropped_packets_error_lo);
1683         }
1684
1685         /* now add FCoE statistics which are collected separately
1686          * (both offloaded and non offloaded)
1687          */
1688         if (!NO_FCOE(bp)) {
1689                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1690                           LE32_0,
1691                           afex_stats->rx_unicast_bytes_lo,
1692                           fw_fcoe_stat->rx_stat0.fcoe_rx_byte_cnt);
1693
1694                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1695                           fcoe_q_tstorm_stats->rcv_ucast_bytes.hi,
1696                           afex_stats->rx_unicast_bytes_lo,
1697                           fcoe_q_tstorm_stats->rcv_ucast_bytes.lo);
1698
1699                 ADD_64_LE(afex_stats->rx_broadcast_bytes_hi,
1700                           fcoe_q_tstorm_stats->rcv_bcast_bytes.hi,
1701                           afex_stats->rx_broadcast_bytes_lo,
1702                           fcoe_q_tstorm_stats->rcv_bcast_bytes.lo);
1703
1704                 ADD_64_LE(afex_stats->rx_multicast_bytes_hi,
1705                           fcoe_q_tstorm_stats->rcv_mcast_bytes.hi,
1706                           afex_stats->rx_multicast_bytes_lo,
1707                           fcoe_q_tstorm_stats->rcv_mcast_bytes.lo);
1708
1709                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1710                           LE32_0,
1711                           afex_stats->rx_unicast_frames_lo,
1712                           fw_fcoe_stat->rx_stat0.fcoe_rx_pkt_cnt);
1713
1714                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1715                           LE32_0,
1716                           afex_stats->rx_unicast_frames_lo,
1717                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1718
1719                 ADD_64_LE(afex_stats->rx_broadcast_frames_hi,
1720                           LE32_0,
1721                           afex_stats->rx_broadcast_frames_lo,
1722                           fcoe_q_tstorm_stats->rcv_bcast_pkts);
1723
1724                 ADD_64_LE(afex_stats->rx_multicast_frames_hi,
1725                           LE32_0,
1726                           afex_stats->rx_multicast_frames_lo,
1727                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1728
1729                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1730                           LE32_0,
1731                           afex_stats->rx_frames_discarded_lo,
1732                           fcoe_q_tstorm_stats->checksum_discard);
1733
1734                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1735                           LE32_0,
1736                           afex_stats->rx_frames_discarded_lo,
1737                           fcoe_q_tstorm_stats->pkts_too_big_discard);
1738
1739                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1740                           LE32_0,
1741                           afex_stats->rx_frames_discarded_lo,
1742                           fcoe_q_tstorm_stats->ttl0_discard);
1743
1744                 ADD_64_LE16(afex_stats->rx_frames_dropped_hi,
1745                             LE16_0,
1746                             afex_stats->rx_frames_dropped_lo,
1747                             fcoe_q_tstorm_stats->no_buff_discard);
1748
1749                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1750                           LE32_0,
1751                           afex_stats->rx_frames_dropped_lo,
1752                           fcoe_q_ustorm_stats->ucast_no_buff_pkts);
1753
1754                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1755                           LE32_0,
1756                           afex_stats->rx_frames_dropped_lo,
1757                           fcoe_q_ustorm_stats->mcast_no_buff_pkts);
1758
1759                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1760                           LE32_0,
1761                           afex_stats->rx_frames_dropped_lo,
1762                           fcoe_q_ustorm_stats->bcast_no_buff_pkts);
1763
1764                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1765                           LE32_0,
1766                           afex_stats->rx_frames_dropped_lo,
1767                           fw_fcoe_stat->rx_stat1.fcoe_rx_drop_pkt_cnt);
1768
1769                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1770                           LE32_0,
1771                           afex_stats->rx_frames_dropped_lo,
1772                           fw_fcoe_stat->rx_stat2.fcoe_rx_drop_pkt_cnt);
1773
1774                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1775                           LE32_0,
1776                           afex_stats->tx_unicast_bytes_lo,
1777                           fw_fcoe_stat->tx_stat.fcoe_tx_byte_cnt);
1778
1779                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1780                           fcoe_q_xstorm_stats->ucast_bytes_sent.hi,
1781                           afex_stats->tx_unicast_bytes_lo,
1782                           fcoe_q_xstorm_stats->ucast_bytes_sent.lo);
1783
1784                 ADD_64_LE(afex_stats->tx_broadcast_bytes_hi,
1785                           fcoe_q_xstorm_stats->bcast_bytes_sent.hi,
1786                           afex_stats->tx_broadcast_bytes_lo,
1787                           fcoe_q_xstorm_stats->bcast_bytes_sent.lo);
1788
1789                 ADD_64_LE(afex_stats->tx_multicast_bytes_hi,
1790                           fcoe_q_xstorm_stats->mcast_bytes_sent.hi,
1791                           afex_stats->tx_multicast_bytes_lo,
1792                           fcoe_q_xstorm_stats->mcast_bytes_sent.lo);
1793
1794                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1795                           LE32_0,
1796                           afex_stats->tx_unicast_frames_lo,
1797                           fw_fcoe_stat->tx_stat.fcoe_tx_pkt_cnt);
1798
1799                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1800                           LE32_0,
1801                           afex_stats->tx_unicast_frames_lo,
1802                           fcoe_q_xstorm_stats->ucast_pkts_sent);
1803
1804                 ADD_64_LE(afex_stats->tx_broadcast_frames_hi,
1805                           LE32_0,
1806                           afex_stats->tx_broadcast_frames_lo,
1807                           fcoe_q_xstorm_stats->bcast_pkts_sent);
1808
1809                 ADD_64_LE(afex_stats->tx_multicast_frames_hi,
1810                           LE32_0,
1811                           afex_stats->tx_multicast_frames_lo,
1812                           fcoe_q_xstorm_stats->mcast_pkts_sent);
1813
1814                 ADD_64_LE(afex_stats->tx_frames_dropped_hi,
1815                           LE32_0,
1816                           afex_stats->tx_frames_dropped_lo,
1817                           fcoe_q_xstorm_stats->error_drop_pkts);
1818         }
1819
1820         /* if port stats are requested, add them to the PMF
1821          * stats, as anyway they will be accumulated by the
1822          * MCP before sent to the switch
1823          */
1824         if ((bp->port.pmf) && (stats_type == VICSTATST_UIF_INDEX)) {
1825                 ADD_64(afex_stats->rx_frames_dropped_hi,
1826                        0,
1827                        afex_stats->rx_frames_dropped_lo,
1828                        estats->mac_filter_discard);
1829                 ADD_64(afex_stats->rx_frames_dropped_hi,
1830                        0,
1831                        afex_stats->rx_frames_dropped_lo,
1832                        estats->brb_truncate_discard);
1833                 ADD_64(afex_stats->rx_frames_discarded_hi,
1834                        0,
1835                        afex_stats->rx_frames_discarded_lo,
1836                        estats->mac_discard);
1837         }
1838 }