BNX2X: dma_ interfaces
[akaros.git] / kern / drivers / net / bnx2x / bnx2x_stats.c
1 /* bnx2x_stats.c: Broadcom Everest network driver.
2  *
3  * Copyright (c) 2007-2013 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: Ariel Elior <ariel.elior@qlogic.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 #include "akaros_compat.h"
19
20 #include "bnx2x_stats.h"
21 #include "bnx2x_cmn.h"
22 #include "bnx2x_sriov.h"
23
24 /* Statistics */
25
26 /*
27  * General service functions
28  */
29
30 static inline long bnx2x_hilo(uint32_t *hiref)
31 {
32         uint32_t lo = *(hiref + 1);
33 #if (BITS_PER_LONG == 64)
34         uint32_t hi = *hiref;
35
36         return HILO_U64(hi, lo);
37 #else
38         return lo;
39 #endif
40 }
41
42 static inline uint16_t bnx2x_get_port_stats_dma_len(struct bnx2x *bp)
43 {
44         uint16_t res = 0;
45
46         /* 'newest' convention - shmem2 cotains the size of the port stats */
47         if (SHMEM2_HAS(bp, sizeof_port_stats)) {
48                 uint32_t size = SHMEM2_RD(bp, sizeof_port_stats);
49                 if (size)
50                         res = size;
51
52                 /* prevent newer BC from causing buffer overflow */
53                 if (res > sizeof(struct host_port_stats))
54                         res = sizeof(struct host_port_stats);
55         }
56
57         /* Older convention - all BCs support the port stats' fields up until
58          * the 'not_used' field
59          */
60         if (!res) {
61                 res = offsetof(struct host_port_stats, not_used) + 4;
62
63                 /* if PFC stats are supported by the MFW, DMA them as well */
64                 if (bp->flags & BC_SUPPORTS_PFC_STATS) {
65                         res += offsetof(struct host_port_stats,
66                                         pfc_frames_rx_lo) -
67                                offsetof(struct host_port_stats,
68                                         pfc_frames_tx_hi) + 4 ;
69                 }
70         }
71
72         res >>= 2;
73
74         WARN_ON(res > 2 * DMAE_LEN32_RD_MAX);
75         return res;
76 }
77
78 /*
79  * Init service functions
80  */
81
82 static void bnx2x_dp_stats(struct bnx2x *bp)
83 {
84         int i;
85
86         DP(BNX2X_MSG_STATS, "dumping stats:\n"
87            "fw_stats_req\n"
88            "    hdr\n"
89            "        cmd_num %d\n"
90            "        reserved0 %d\n"
91            "        drv_stats_counter %d\n"
92            "        reserved1 %d\n"
93            "        stats_counters_addrs %x %x\n",
94            bp->fw_stats_req->hdr.cmd_num,
95            bp->fw_stats_req->hdr.reserved0,
96            bp->fw_stats_req->hdr.drv_stats_counter,
97            bp->fw_stats_req->hdr.reserved1,
98            bp->fw_stats_req->hdr.stats_counters_addrs.hi,
99            bp->fw_stats_req->hdr.stats_counters_addrs.lo);
100
101         for (i = 0; i < bp->fw_stats_req->hdr.cmd_num; i++) {
102                 DP(BNX2X_MSG_STATS,
103                    "query[%d]\n"
104                    "              kind %d\n"
105                    "              index %d\n"
106                    "              funcID %d\n"
107                    "              reserved %d\n"
108                    "              address %x %x\n",
109                    i, bp->fw_stats_req->query[i].kind,
110                    bp->fw_stats_req->query[i].index,
111                    bp->fw_stats_req->query[i].funcID,
112                    bp->fw_stats_req->query[i].reserved,
113                    bp->fw_stats_req->query[i].address.hi,
114                    bp->fw_stats_req->query[i].address.lo);
115         }
116 }
117
118 /* Post the next statistics ramrod. Protect it with the spin in
119  * order to ensure the strict order between statistics ramrods
120  * (each ramrod has a sequence number passed in a
121  * bp->fw_stats_req->hdr.drv_stats_counter and ramrods must be
122  * sent in order).
123  */
124 static void bnx2x_storm_stats_post(struct bnx2x *bp)
125 {
126         if (!bp->stats_pending) {
127                 int rc;
128
129                 spin_lock(&bp->stats_lock);
130
131                 if (bp->stats_pending) {
132                         spin_unlock(&bp->stats_lock);
133                         return;
134                 }
135
136                 bp->fw_stats_req->hdr.drv_stats_counter =
137                         cpu_to_le16(bp->stats_counter++);
138
139                 DP(BNX2X_MSG_STATS, "Sending statistics ramrod %d\n",
140                    le16_to_cpu(bp->fw_stats_req->hdr.drv_stats_counter));
141
142                 /* adjust the ramrod to include VF queues statistics */
143                 bnx2x_iov_adjust_stats_req(bp);
144                 bnx2x_dp_stats(bp);
145
146                 /* send FW stats ramrod */
147                 rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0,
148                                    U64_HI(bp->fw_stats_req_mapping),
149                                    U64_LO(bp->fw_stats_req_mapping),
150                                    NONE_CONNECTION_TYPE);
151                 if (rc == 0)
152                         bp->stats_pending = 1;
153
154                 spin_unlock(&bp->stats_lock);
155         }
156 }
157
158 static void bnx2x_hw_stats_post(struct bnx2x *bp)
159 {
160         struct dmae_command *dmae = &bp->stats_dmae;
161         uint32_t *stats_comp = bnx2x_sp(bp, stats_comp);
162
163         *stats_comp = DMAE_COMP_VAL;
164         if (CHIP_REV_IS_SLOW(bp))
165                 return;
166
167         /* Update MCP's statistics if possible */
168         if (bp->func_stx)
169                 memcpy(bnx2x_sp(bp, func_stats), &bp->func_stats,
170                        sizeof(bp->func_stats));
171
172         /* loader */
173         if (bp->executer_idx) {
174                 int loader_idx = PMF_DMAE_C(bp);
175                 uint32_t opcode =  bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
176                                                  true, DMAE_COMP_GRC);
177                 opcode = bnx2x_dmae_opcode_clr_src_reset(opcode);
178
179                 memset(dmae, 0, sizeof(struct dmae_command));
180                 dmae->opcode = opcode;
181                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
182                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
183                 dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
184                                      sizeof(struct dmae_command) *
185                                      (loader_idx + 1)) >> 2;
186                 dmae->dst_addr_hi = 0;
187                 dmae->len = sizeof(struct dmae_command) >> 2;
188                 if (CHIP_IS_E1(bp))
189                         dmae->len--;
190                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
191                 dmae->comp_addr_hi = 0;
192                 dmae->comp_val = 1;
193
194                 *stats_comp = 0;
195                 bnx2x_post_dmae(bp, dmae, loader_idx);
196
197         } else if (bp->func_stx) {
198                 *stats_comp = 0;
199                 bnx2x_issue_dmae_with_comp(bp, dmae, stats_comp);
200         }
201 }
202
203 static void bnx2x_stats_comp(struct bnx2x *bp)
204 {
205         uint32_t *stats_comp = bnx2x_sp(bp, stats_comp);
206         int cnt = 10;
207
208         might_sleep();
209         while (*stats_comp != DMAE_COMP_VAL) {
210                 if (!cnt) {
211                         BNX2X_ERR("timeout waiting for stats finished\n");
212                         break;
213                 }
214                 cnt--;
215                 kthread_usleep(1000);
216         }
217 }
218
219 /*
220  * Statistics service functions
221  */
222
223 /* should be called under stats_sema */
224 static void __bnx2x_stats_pmf_update(struct bnx2x *bp)
225 {
226         struct dmae_command *dmae;
227         uint32_t opcode;
228         int loader_idx = PMF_DMAE_C(bp);
229         uint32_t *stats_comp = bnx2x_sp(bp, stats_comp);
230
231         /* sanity */
232         if (!bp->port.pmf || !bp->port.port_stx) {
233                 BNX2X_ERR("BUG!\n");
234                 return;
235         }
236
237         bp->executer_idx = 0;
238
239         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, false, 0);
240
241         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
242         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_GRC);
243         dmae->src_addr_lo = bp->port.port_stx >> 2;
244         dmae->src_addr_hi = 0;
245         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
246         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
247         dmae->len = DMAE_LEN32_RD_MAX;
248         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
249         dmae->comp_addr_hi = 0;
250         dmae->comp_val = 1;
251
252         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
253         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
254         dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
255         dmae->src_addr_hi = 0;
256         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
257                                    DMAE_LEN32_RD_MAX * 4);
258         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
259                                    DMAE_LEN32_RD_MAX * 4);
260         dmae->len = bnx2x_get_port_stats_dma_len(bp) - DMAE_LEN32_RD_MAX;
261
262         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
263         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
264         dmae->comp_val = DMAE_COMP_VAL;
265
266         *stats_comp = 0;
267         bnx2x_hw_stats_post(bp);
268         bnx2x_stats_comp(bp);
269 }
270
271 static void bnx2x_port_stats_init(struct bnx2x *bp)
272 {
273         struct dmae_command *dmae;
274         int port = BP_PORT(bp);
275         uint32_t opcode;
276         int loader_idx = PMF_DMAE_C(bp);
277         uint32_t mac_addr;
278         uint32_t *stats_comp = bnx2x_sp(bp, stats_comp);
279
280         /* sanity */
281         if (!bp->link_vars.link_up || !bp->port.pmf) {
282                 BNX2X_ERR("BUG!\n");
283                 return;
284         }
285
286         bp->executer_idx = 0;
287
288         /* MCP */
289         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
290                                     true, DMAE_COMP_GRC);
291
292         if (bp->port.port_stx) {
293
294                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
295                 dmae->opcode = opcode;
296                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
297                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
298                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
299                 dmae->dst_addr_hi = 0;
300                 dmae->len = bnx2x_get_port_stats_dma_len(bp);
301                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
302                 dmae->comp_addr_hi = 0;
303                 dmae->comp_val = 1;
304         }
305
306         if (bp->func_stx) {
307
308                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
309                 dmae->opcode = opcode;
310                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
311                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
312                 dmae->dst_addr_lo = bp->func_stx >> 2;
313                 dmae->dst_addr_hi = 0;
314                 dmae->len = sizeof(struct host_func_stats) >> 2;
315                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
316                 dmae->comp_addr_hi = 0;
317                 dmae->comp_val = 1;
318         }
319
320         /* MAC */
321         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
322                                    true, DMAE_COMP_GRC);
323
324         /* EMAC is special */
325         if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
326                 mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
327
328                 /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/
329                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
330                 dmae->opcode = opcode;
331                 dmae->src_addr_lo = (mac_addr +
332                                      EMAC_REG_EMAC_RX_STAT_AC) >> 2;
333                 dmae->src_addr_hi = 0;
334                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
335                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
336                 dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
337                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
338                 dmae->comp_addr_hi = 0;
339                 dmae->comp_val = 1;
340
341                 /* EMAC_REG_EMAC_RX_STAT_AC_28 */
342                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
343                 dmae->opcode = opcode;
344                 dmae->src_addr_lo = (mac_addr +
345                                      EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
346                 dmae->src_addr_hi = 0;
347                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
348                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
349                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
350                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
351                 dmae->len = 1;
352                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
353                 dmae->comp_addr_hi = 0;
354                 dmae->comp_val = 1;
355
356                 /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/
357                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
358                 dmae->opcode = opcode;
359                 dmae->src_addr_lo = (mac_addr +
360                                      EMAC_REG_EMAC_TX_STAT_AC) >> 2;
361                 dmae->src_addr_hi = 0;
362                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
363                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
364                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
365                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
366                 dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
367                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
368                 dmae->comp_addr_hi = 0;
369                 dmae->comp_val = 1;
370         } else {
371                 uint32_t tx_src_addr_lo, rx_src_addr_lo;
372                 uint16_t rx_len, tx_len;
373
374                 /* configure the params according to MAC type */
375                 switch (bp->link_vars.mac_type) {
376                 case MAC_TYPE_BMAC:
377                         mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
378                                            NIG_REG_INGRESS_BMAC0_MEM);
379
380                         /* BIGMAC_REGISTER_TX_STAT_GTPKT ..
381                            BIGMAC_REGISTER_TX_STAT_GTBYT */
382                         if (CHIP_IS_E1x(bp)) {
383                                 tx_src_addr_lo = (mac_addr +
384                                         BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
385                                 tx_len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
386                                           BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
387                                 rx_src_addr_lo = (mac_addr +
388                                         BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
389                                 rx_len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
390                                           BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
391                         } else {
392                                 tx_src_addr_lo = (mac_addr +
393                                         BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
394                                 tx_len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT -
395                                           BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
396                                 rx_src_addr_lo = (mac_addr +
397                                         BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
398                                 rx_len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ -
399                                           BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
400                         }
401                         break;
402
403                 case MAC_TYPE_UMAC: /* handled by MSTAT */
404                 case MAC_TYPE_XMAC: /* handled by MSTAT */
405                 default:
406                         mac_addr = port ? GRCBASE_MSTAT1 : GRCBASE_MSTAT0;
407                         tx_src_addr_lo = (mac_addr +
408                                           MSTAT_REG_TX_STAT_GTXPOK_LO) >> 2;
409                         rx_src_addr_lo = (mac_addr +
410                                           MSTAT_REG_RX_STAT_GR64_LO) >> 2;
411                         tx_len = sizeof(bp->slowpath->
412                                         mac_stats.mstat_stats.stats_tx) >> 2;
413                         rx_len = sizeof(bp->slowpath->
414                                         mac_stats.mstat_stats.stats_rx) >> 2;
415                         break;
416                 }
417
418                 /* TX stats */
419                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
420                 dmae->opcode = opcode;
421                 dmae->src_addr_lo = tx_src_addr_lo;
422                 dmae->src_addr_hi = 0;
423                 dmae->len = tx_len;
424                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
425                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
426                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
427                 dmae->comp_addr_hi = 0;
428                 dmae->comp_val = 1;
429
430                 /* RX stats */
431                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
432                 dmae->opcode = opcode;
433                 dmae->src_addr_hi = 0;
434                 dmae->src_addr_lo = rx_src_addr_lo;
435                 dmae->dst_addr_lo =
436                         U64_LO(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
437                 dmae->dst_addr_hi =
438                         U64_HI(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
439                 dmae->len = rx_len;
440                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
441                 dmae->comp_addr_hi = 0;
442                 dmae->comp_val = 1;
443         }
444
445         /* NIG */
446         if (!CHIP_IS_E3(bp)) {
447                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
448                 dmae->opcode = opcode;
449                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
450                                             NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
451                 dmae->src_addr_hi = 0;
452                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
453                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
454                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
455                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
456                 dmae->len = (2*sizeof(uint32_t)) >> 2;
457                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
458                 dmae->comp_addr_hi = 0;
459                 dmae->comp_val = 1;
460
461                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
462                 dmae->opcode = opcode;
463                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
464                                             NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
465                 dmae->src_addr_hi = 0;
466                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
467                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
468                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
469                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
470                 dmae->len = (2*sizeof(uint32_t)) >> 2;
471                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
472                 dmae->comp_addr_hi = 0;
473                 dmae->comp_val = 1;
474         }
475
476         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
477         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
478                                                  true, DMAE_COMP_PCI);
479         dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
480                                     NIG_REG_STAT0_BRB_DISCARD) >> 2;
481         dmae->src_addr_hi = 0;
482         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
483         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
484         dmae->len = (sizeof(struct nig_stats) - 4*sizeof(uint32_t)) >> 2;
485
486         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
487         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
488         dmae->comp_val = DMAE_COMP_VAL;
489
490         *stats_comp = 0;
491 }
492
493 static void bnx2x_func_stats_init(struct bnx2x *bp)
494 {
495         struct dmae_command *dmae = &bp->stats_dmae;
496         uint32_t *stats_comp = bnx2x_sp(bp, stats_comp);
497
498         /* sanity */
499         if (!bp->func_stx) {
500                 BNX2X_ERR("BUG!\n");
501                 return;
502         }
503
504         bp->executer_idx = 0;
505         memset(dmae, 0, sizeof(struct dmae_command));
506
507         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
508                                          true, DMAE_COMP_PCI);
509         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
510         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
511         dmae->dst_addr_lo = bp->func_stx >> 2;
512         dmae->dst_addr_hi = 0;
513         dmae->len = sizeof(struct host_func_stats) >> 2;
514         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
515         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
516         dmae->comp_val = DMAE_COMP_VAL;
517
518         *stats_comp = 0;
519 }
520
521 /* should be called under stats_sema */
522 static void __bnx2x_stats_start(struct bnx2x *bp)
523 {
524         if (IS_PF(bp)) {
525                 if (bp->port.pmf)
526                         bnx2x_port_stats_init(bp);
527
528                 else if (bp->func_stx)
529                         bnx2x_func_stats_init(bp);
530
531                 bnx2x_hw_stats_post(bp);
532                 bnx2x_storm_stats_post(bp);
533         }
534
535         bp->stats_started = true;
536 }
537
538 static void bnx2x_stats_start(struct bnx2x *bp)
539 {
540         if (down_timeout(&bp->stats_sema, HZ/10))
541                 BNX2X_ERR("Unable to acquire stats lock\n");
542         __bnx2x_stats_start(bp);
543         up(&bp->stats_sema);
544 }
545
546 static void bnx2x_stats_pmf_start(struct bnx2x *bp)
547 {
548         if (down_timeout(&bp->stats_sema, HZ/10))
549                 BNX2X_ERR("Unable to acquire stats lock\n");
550         bnx2x_stats_comp(bp);
551         __bnx2x_stats_pmf_update(bp);
552         __bnx2x_stats_start(bp);
553         up(&bp->stats_sema);
554 }
555
556 static void bnx2x_stats_pmf_update(struct bnx2x *bp)
557 {
558         if (down_timeout(&bp->stats_sema, HZ/10))
559                 BNX2X_ERR("Unable to acquire stats lock\n");
560         __bnx2x_stats_pmf_update(bp);
561         up(&bp->stats_sema);
562 }
563
564 static void bnx2x_stats_restart(struct bnx2x *bp)
565 {
566         /* vfs travel through here as part of the statistics FSM, but no action
567          * is required
568          */
569         if (IS_VF(bp))
570                 return;
571         if (down_timeout(&bp->stats_sema, HZ/10))
572                 BNX2X_ERR("Unable to acquire stats lock\n");
573         bnx2x_stats_comp(bp);
574         __bnx2x_stats_start(bp);
575         up(&bp->stats_sema);
576 }
577
578 static void bnx2x_bmac_stats_update(struct bnx2x *bp)
579 {
580         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
581         struct bnx2x_eth_stats *estats = &bp->eth_stats;
582         struct {
583                 uint32_t lo;
584                 uint32_t hi;
585         } diff;
586
587         if (CHIP_IS_E1x(bp)) {
588                 struct bmac1_stats *new = bnx2x_sp(bp, mac_stats.bmac1_stats);
589
590                 /* the macros below will use "bmac1_stats" type */
591                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
592                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
593                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
594                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
595                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
596                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
597                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
598                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
599                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
600
601                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
602                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
603                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
604                 UPDATE_STAT64(tx_stat_gt127,
605                                 tx_stat_etherstatspkts65octetsto127octets);
606                 UPDATE_STAT64(tx_stat_gt255,
607                                 tx_stat_etherstatspkts128octetsto255octets);
608                 UPDATE_STAT64(tx_stat_gt511,
609                                 tx_stat_etherstatspkts256octetsto511octets);
610                 UPDATE_STAT64(tx_stat_gt1023,
611                                 tx_stat_etherstatspkts512octetsto1023octets);
612                 UPDATE_STAT64(tx_stat_gt1518,
613                                 tx_stat_etherstatspkts1024octetsto1522octets);
614                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
615                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
616                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
617                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
618                 UPDATE_STAT64(tx_stat_gterr,
619                                 tx_stat_dot3statsinternalmactransmiterrors);
620                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
621
622         } else {
623                 struct bmac2_stats *new = bnx2x_sp(bp, mac_stats.bmac2_stats);
624
625                 /* the macros below will use "bmac2_stats" type */
626                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
627                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
628                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
629                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
630                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
631                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
632                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
633                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
634                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
635                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
636                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
637                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
638                 UPDATE_STAT64(tx_stat_gt127,
639                                 tx_stat_etherstatspkts65octetsto127octets);
640                 UPDATE_STAT64(tx_stat_gt255,
641                                 tx_stat_etherstatspkts128octetsto255octets);
642                 UPDATE_STAT64(tx_stat_gt511,
643                                 tx_stat_etherstatspkts256octetsto511octets);
644                 UPDATE_STAT64(tx_stat_gt1023,
645                                 tx_stat_etherstatspkts512octetsto1023octets);
646                 UPDATE_STAT64(tx_stat_gt1518,
647                                 tx_stat_etherstatspkts1024octetsto1522octets);
648                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
649                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
650                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
651                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
652                 UPDATE_STAT64(tx_stat_gterr,
653                                 tx_stat_dot3statsinternalmactransmiterrors);
654                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
655
656                 /* collect PFC stats */
657                 pstats->pfc_frames_tx_hi = new->tx_stat_gtpp_hi;
658                 pstats->pfc_frames_tx_lo = new->tx_stat_gtpp_lo;
659
660                 pstats->pfc_frames_rx_hi = new->rx_stat_grpp_hi;
661                 pstats->pfc_frames_rx_lo = new->rx_stat_grpp_lo;
662         }
663
664         estats->pause_frames_received_hi =
665                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
666         estats->pause_frames_received_lo =
667                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
668
669         estats->pause_frames_sent_hi =
670                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
671         estats->pause_frames_sent_lo =
672                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
673
674         estats->pfc_frames_received_hi =
675                                 pstats->pfc_frames_rx_hi;
676         estats->pfc_frames_received_lo =
677                                 pstats->pfc_frames_rx_lo;
678         estats->pfc_frames_sent_hi =
679                                 pstats->pfc_frames_tx_hi;
680         estats->pfc_frames_sent_lo =
681                                 pstats->pfc_frames_tx_lo;
682 }
683
684 static void bnx2x_mstat_stats_update(struct bnx2x *bp)
685 {
686         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
687         struct bnx2x_eth_stats *estats = &bp->eth_stats;
688
689         struct mstat_stats *new = bnx2x_sp(bp, mac_stats.mstat_stats);
690
691         ADD_STAT64(stats_rx.rx_grerb, rx_stat_ifhcinbadoctets);
692         ADD_STAT64(stats_rx.rx_grfcs, rx_stat_dot3statsfcserrors);
693         ADD_STAT64(stats_rx.rx_grund, rx_stat_etherstatsundersizepkts);
694         ADD_STAT64(stats_rx.rx_grovr, rx_stat_dot3statsframestoolong);
695         ADD_STAT64(stats_rx.rx_grfrg, rx_stat_etherstatsfragments);
696         ADD_STAT64(stats_rx.rx_grxcf, rx_stat_maccontrolframesreceived);
697         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_xoffstateentered);
698         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_mac_xpf);
699         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_outxoffsent);
700         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_flowcontroldone);
701
702         /* collect pfc stats */
703         ADD_64(pstats->pfc_frames_tx_hi, new->stats_tx.tx_gtxpp_hi,
704                 pstats->pfc_frames_tx_lo, new->stats_tx.tx_gtxpp_lo);
705         ADD_64(pstats->pfc_frames_rx_hi, new->stats_rx.rx_grxpp_hi,
706                 pstats->pfc_frames_rx_lo, new->stats_rx.rx_grxpp_lo);
707
708         ADD_STAT64(stats_tx.tx_gt64, tx_stat_etherstatspkts64octets);
709         ADD_STAT64(stats_tx.tx_gt127,
710                         tx_stat_etherstatspkts65octetsto127octets);
711         ADD_STAT64(stats_tx.tx_gt255,
712                         tx_stat_etherstatspkts128octetsto255octets);
713         ADD_STAT64(stats_tx.tx_gt511,
714                         tx_stat_etherstatspkts256octetsto511octets);
715         ADD_STAT64(stats_tx.tx_gt1023,
716                         tx_stat_etherstatspkts512octetsto1023octets);
717         ADD_STAT64(stats_tx.tx_gt1518,
718                         tx_stat_etherstatspkts1024octetsto1522octets);
719         ADD_STAT64(stats_tx.tx_gt2047, tx_stat_mac_2047);
720
721         ADD_STAT64(stats_tx.tx_gt4095, tx_stat_mac_4095);
722         ADD_STAT64(stats_tx.tx_gt9216, tx_stat_mac_9216);
723         ADD_STAT64(stats_tx.tx_gt16383, tx_stat_mac_16383);
724
725         ADD_STAT64(stats_tx.tx_gterr,
726                         tx_stat_dot3statsinternalmactransmiterrors);
727         ADD_STAT64(stats_tx.tx_gtufl, tx_stat_mac_ufl);
728
729         estats->etherstatspkts1024octetsto1522octets_hi =
730             pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_hi;
731         estats->etherstatspkts1024octetsto1522octets_lo =
732             pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_lo;
733
734         estats->etherstatspktsover1522octets_hi =
735             pstats->mac_stx[1].tx_stat_mac_2047_hi;
736         estats->etherstatspktsover1522octets_lo =
737             pstats->mac_stx[1].tx_stat_mac_2047_lo;
738
739         ADD_64(estats->etherstatspktsover1522octets_hi,
740                pstats->mac_stx[1].tx_stat_mac_4095_hi,
741                estats->etherstatspktsover1522octets_lo,
742                pstats->mac_stx[1].tx_stat_mac_4095_lo);
743
744         ADD_64(estats->etherstatspktsover1522octets_hi,
745                pstats->mac_stx[1].tx_stat_mac_9216_hi,
746                estats->etherstatspktsover1522octets_lo,
747                pstats->mac_stx[1].tx_stat_mac_9216_lo);
748
749         ADD_64(estats->etherstatspktsover1522octets_hi,
750                pstats->mac_stx[1].tx_stat_mac_16383_hi,
751                estats->etherstatspktsover1522octets_lo,
752                pstats->mac_stx[1].tx_stat_mac_16383_lo);
753
754         estats->pause_frames_received_hi =
755                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
756         estats->pause_frames_received_lo =
757                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
758
759         estats->pause_frames_sent_hi =
760                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
761         estats->pause_frames_sent_lo =
762                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
763
764         estats->pfc_frames_received_hi =
765                                 pstats->pfc_frames_rx_hi;
766         estats->pfc_frames_received_lo =
767                                 pstats->pfc_frames_rx_lo;
768         estats->pfc_frames_sent_hi =
769                                 pstats->pfc_frames_tx_hi;
770         estats->pfc_frames_sent_lo =
771                                 pstats->pfc_frames_tx_lo;
772 }
773
774 static void bnx2x_emac_stats_update(struct bnx2x *bp)
775 {
776         struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
777         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
778         struct bnx2x_eth_stats *estats = &bp->eth_stats;
779
780         UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
781         UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
782         UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
783         UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
784         UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
785         UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
786         UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
787         UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
788         UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
789         UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
790         UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
791         UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
792         UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
793         UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
794         UPDATE_EXTEND_STAT(tx_stat_outxonsent);
795         UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
796         UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
797         UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
798         UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
799         UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
800         UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
801         UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
802         UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
803         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
804         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
805         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
806         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
807         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
808         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
809         UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
810         UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
811
812         estats->pause_frames_received_hi =
813                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
814         estats->pause_frames_received_lo =
815                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
816         ADD_64(estats->pause_frames_received_hi,
817                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
818                estats->pause_frames_received_lo,
819                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
820
821         estats->pause_frames_sent_hi =
822                         pstats->mac_stx[1].tx_stat_outxonsent_hi;
823         estats->pause_frames_sent_lo =
824                         pstats->mac_stx[1].tx_stat_outxonsent_lo;
825         ADD_64(estats->pause_frames_sent_hi,
826                pstats->mac_stx[1].tx_stat_outxoffsent_hi,
827                estats->pause_frames_sent_lo,
828                pstats->mac_stx[1].tx_stat_outxoffsent_lo);
829 }
830
831 static int bnx2x_hw_stats_update(struct bnx2x *bp)
832 {
833         struct nig_stats *new = bnx2x_sp(bp, nig_stats);
834         struct nig_stats *old = &(bp->port.old_nig_stats);
835         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
836         struct bnx2x_eth_stats *estats = &bp->eth_stats;
837         struct {
838                 uint32_t lo;
839                 uint32_t hi;
840         } diff;
841
842         switch (bp->link_vars.mac_type) {
843         case MAC_TYPE_BMAC:
844                 bnx2x_bmac_stats_update(bp);
845                 break;
846
847         case MAC_TYPE_EMAC:
848                 bnx2x_emac_stats_update(bp);
849                 break;
850
851         case MAC_TYPE_UMAC:
852         case MAC_TYPE_XMAC:
853                 bnx2x_mstat_stats_update(bp);
854                 break;
855
856         case MAC_TYPE_NONE: /* unreached */
857                 DP(BNX2X_MSG_STATS,
858                    "stats updated by DMAE but no MAC active\n");
859                 return -1;
860
861         default: /* unreached */
862                 BNX2X_ERR("Unknown MAC type\n");
863         }
864
865         ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
866                       new->brb_discard - old->brb_discard);
867         ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
868                       new->brb_truncate - old->brb_truncate);
869
870         if (!CHIP_IS_E3(bp)) {
871                 UPDATE_STAT64_NIG(egress_mac_pkt0,
872                                         etherstatspkts1024octetsto1522octets);
873                 UPDATE_STAT64_NIG(egress_mac_pkt1,
874                                         etherstatspktsover1522octets);
875         }
876
877         memcpy(old, new, sizeof(struct nig_stats));
878
879         memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]),
880                sizeof(struct mac_stx));
881         estats->brb_drop_hi = pstats->brb_drop_hi;
882         estats->brb_drop_lo = pstats->brb_drop_lo;
883
884         pstats->host_port_stats_counter++;
885
886         if (CHIP_IS_E3(bp)) {
887                 uint32_t lpi_reg = BP_PORT(bp) ? MISC_REG_CPMU_LP_SM_ENT_CNT_P1
888                                           : MISC_REG_CPMU_LP_SM_ENT_CNT_P0;
889                 estats->eee_tx_lpi += REG_RD(bp, lpi_reg);
890         }
891
892         if (!BP_NOMCP(bp)) {
893                 uint32_t nig_timer_max =
894                         SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
895                 if (nig_timer_max != estats->nig_timer_max) {
896                         estats->nig_timer_max = nig_timer_max;
897                         BNX2X_ERR("NIG timer max (%u)\n",
898                                   estats->nig_timer_max);
899                 }
900         }
901
902         return 0;
903 }
904
905 static int bnx2x_storm_stats_validate_counters(struct bnx2x *bp)
906 {
907         struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
908         uint16_t cur_stats_counter;
909         /* Make sure we use the value of the counter
910          * used for sending the last stats ramrod.
911          */
912         cur_stats_counter = bp->stats_counter - 1;
913
914         /* are storm stats valid? */
915         if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
916                 DP(BNX2X_MSG_STATS,
917                    "stats not updated by xstorm  xstorm counter (0x%x) != stats_counter (0x%x)\n",
918                    le16_to_cpu(counters->xstats_counter), bp->stats_counter);
919                 return -EAGAIN;
920         }
921
922         if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
923                 DP(BNX2X_MSG_STATS,
924                    "stats not updated by ustorm  ustorm counter (0x%x) != stats_counter (0x%x)\n",
925                    le16_to_cpu(counters->ustats_counter), bp->stats_counter);
926                 return -EAGAIN;
927         }
928
929         if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
930                 DP(BNX2X_MSG_STATS,
931                    "stats not updated by cstorm  cstorm counter (0x%x) != stats_counter (0x%x)\n",
932                    le16_to_cpu(counters->cstats_counter), bp->stats_counter);
933                 return -EAGAIN;
934         }
935
936         if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
937                 DP(BNX2X_MSG_STATS,
938                    "stats not updated by tstorm  tstorm counter (0x%x) != stats_counter (0x%x)\n",
939                    le16_to_cpu(counters->tstats_counter), bp->stats_counter);
940                 return -EAGAIN;
941         }
942         return 0;
943 }
944
945 static int bnx2x_storm_stats_update(struct bnx2x *bp)
946 {
947         struct tstorm_per_port_stats *tport =
948                                 &bp->fw_stats_data->port.tstorm_port_statistics;
949         struct tstorm_per_pf_stats *tfunc =
950                                 &bp->fw_stats_data->pf.tstorm_pf_statistics;
951         struct host_func_stats *fstats = &bp->func_stats;
952         struct bnx2x_eth_stats *estats = &bp->eth_stats;
953         struct bnx2x_eth_stats_old *estats_old = &bp->eth_stats_old;
954         int i;
955
956         /* vfs stat counter is managed by pf */
957         if (IS_PF(bp) && bnx2x_storm_stats_validate_counters(bp))
958                 return -EAGAIN;
959
960         estats->error_bytes_received_hi = 0;
961         estats->error_bytes_received_lo = 0;
962
963         for_each_eth_queue(bp, i) {
964                 struct bnx2x_fastpath *fp = &bp->fp[i];
965                 struct tstorm_per_queue_stats *tclient =
966                         &bp->fw_stats_data->queue_stats[i].
967                         tstorm_queue_statistics;
968                 struct tstorm_per_queue_stats *old_tclient =
969                         &bnx2x_fp_stats(bp, fp)->old_tclient;
970                 struct ustorm_per_queue_stats *uclient =
971                         &bp->fw_stats_data->queue_stats[i].
972                         ustorm_queue_statistics;
973                 struct ustorm_per_queue_stats *old_uclient =
974                         &bnx2x_fp_stats(bp, fp)->old_uclient;
975                 struct xstorm_per_queue_stats *xclient =
976                         &bp->fw_stats_data->queue_stats[i].
977                         xstorm_queue_statistics;
978                 struct xstorm_per_queue_stats *old_xclient =
979                         &bnx2x_fp_stats(bp, fp)->old_xclient;
980                 struct bnx2x_eth_q_stats *qstats =
981                         &bnx2x_fp_stats(bp, fp)->eth_q_stats;
982                 struct bnx2x_eth_q_stats_old *qstats_old =
983                         &bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
984
985                 uint32_t diff;
986
987                 DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, bcast_sent 0x%x mcast_sent 0x%x\n",
988                    i, xclient->ucast_pkts_sent,
989                    xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
990
991                 DP(BNX2X_MSG_STATS, "---------------\n");
992
993                 UPDATE_QSTAT(tclient->rcv_bcast_bytes,
994                              total_broadcast_bytes_received);
995                 UPDATE_QSTAT(tclient->rcv_mcast_bytes,
996                              total_multicast_bytes_received);
997                 UPDATE_QSTAT(tclient->rcv_ucast_bytes,
998                              total_unicast_bytes_received);
999
1000                 /*
1001                  * sum to total_bytes_received all
1002                  * unicast/multicast/broadcast
1003                  */
1004                 qstats->total_bytes_received_hi =
1005                         qstats->total_broadcast_bytes_received_hi;
1006                 qstats->total_bytes_received_lo =
1007                         qstats->total_broadcast_bytes_received_lo;
1008
1009                 ADD_64(qstats->total_bytes_received_hi,
1010                        qstats->total_multicast_bytes_received_hi,
1011                        qstats->total_bytes_received_lo,
1012                        qstats->total_multicast_bytes_received_lo);
1013
1014                 ADD_64(qstats->total_bytes_received_hi,
1015                        qstats->total_unicast_bytes_received_hi,
1016                        qstats->total_bytes_received_lo,
1017                        qstats->total_unicast_bytes_received_lo);
1018
1019                 qstats->valid_bytes_received_hi =
1020                                         qstats->total_bytes_received_hi;
1021                 qstats->valid_bytes_received_lo =
1022                                         qstats->total_bytes_received_lo;
1023
1024                 UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
1025                                         total_unicast_packets_received);
1026                 UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
1027                                         total_multicast_packets_received);
1028                 UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
1029                                         total_broadcast_packets_received);
1030                 UPDATE_EXTEND_E_TSTAT(pkts_too_big_discard,
1031                                       etherstatsoverrsizepkts, 32);
1032                 UPDATE_EXTEND_E_TSTAT(no_buff_discard, no_buff_discard, 16);
1033
1034                 SUB_EXTEND_USTAT(ucast_no_buff_pkts,
1035                                         total_unicast_packets_received);
1036                 SUB_EXTEND_USTAT(mcast_no_buff_pkts,
1037                                         total_multicast_packets_received);
1038                 SUB_EXTEND_USTAT(bcast_no_buff_pkts,
1039                                         total_broadcast_packets_received);
1040                 UPDATE_EXTEND_E_USTAT(ucast_no_buff_pkts, no_buff_discard);
1041                 UPDATE_EXTEND_E_USTAT(mcast_no_buff_pkts, no_buff_discard);
1042                 UPDATE_EXTEND_E_USTAT(bcast_no_buff_pkts, no_buff_discard);
1043
1044                 UPDATE_QSTAT(xclient->bcast_bytes_sent,
1045                              total_broadcast_bytes_transmitted);
1046                 UPDATE_QSTAT(xclient->mcast_bytes_sent,
1047                              total_multicast_bytes_transmitted);
1048                 UPDATE_QSTAT(xclient->ucast_bytes_sent,
1049                              total_unicast_bytes_transmitted);
1050
1051                 /*
1052                  * sum to total_bytes_transmitted all
1053                  * unicast/multicast/broadcast
1054                  */
1055                 qstats->total_bytes_transmitted_hi =
1056                                 qstats->total_unicast_bytes_transmitted_hi;
1057                 qstats->total_bytes_transmitted_lo =
1058                                 qstats->total_unicast_bytes_transmitted_lo;
1059
1060                 ADD_64(qstats->total_bytes_transmitted_hi,
1061                        qstats->total_broadcast_bytes_transmitted_hi,
1062                        qstats->total_bytes_transmitted_lo,
1063                        qstats->total_broadcast_bytes_transmitted_lo);
1064
1065                 ADD_64(qstats->total_bytes_transmitted_hi,
1066                        qstats->total_multicast_bytes_transmitted_hi,
1067                        qstats->total_bytes_transmitted_lo,
1068                        qstats->total_multicast_bytes_transmitted_lo);
1069
1070                 UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
1071                                         total_unicast_packets_transmitted);
1072                 UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
1073                                         total_multicast_packets_transmitted);
1074                 UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
1075                                         total_broadcast_packets_transmitted);
1076
1077                 UPDATE_EXTEND_TSTAT(checksum_discard,
1078                                     total_packets_received_checksum_discarded);
1079                 UPDATE_EXTEND_TSTAT(ttl0_discard,
1080                                     total_packets_received_ttl0_discarded);
1081
1082                 UPDATE_EXTEND_XSTAT(error_drop_pkts,
1083                                     total_transmitted_dropped_packets_error);
1084
1085                 /* TPA aggregations completed */
1086                 UPDATE_EXTEND_E_USTAT(coalesced_events, total_tpa_aggregations);
1087                 /* Number of network frames aggregated by TPA */
1088                 UPDATE_EXTEND_E_USTAT(coalesced_pkts,
1089                                       total_tpa_aggregated_frames);
1090                 /* Total number of bytes in completed TPA aggregations */
1091                 UPDATE_QSTAT(uclient->coalesced_bytes, total_tpa_bytes);
1092
1093                 UPDATE_ESTAT_QSTAT_64(total_tpa_bytes);
1094
1095                 UPDATE_FSTAT_QSTAT(total_bytes_received);
1096                 UPDATE_FSTAT_QSTAT(total_bytes_transmitted);
1097                 UPDATE_FSTAT_QSTAT(total_unicast_packets_received);
1098                 UPDATE_FSTAT_QSTAT(total_multicast_packets_received);
1099                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_received);
1100                 UPDATE_FSTAT_QSTAT(total_unicast_packets_transmitted);
1101                 UPDATE_FSTAT_QSTAT(total_multicast_packets_transmitted);
1102                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_transmitted);
1103                 UPDATE_FSTAT_QSTAT(valid_bytes_received);
1104         }
1105
1106         ADD_64(estats->total_bytes_received_hi,
1107                estats->rx_stat_ifhcinbadoctets_hi,
1108                estats->total_bytes_received_lo,
1109                estats->rx_stat_ifhcinbadoctets_lo);
1110
1111         ADD_64_LE(estats->total_bytes_received_hi,
1112                   tfunc->rcv_error_bytes.hi,
1113                   estats->total_bytes_received_lo,
1114                   tfunc->rcv_error_bytes.lo);
1115
1116         ADD_64_LE(estats->error_bytes_received_hi,
1117                   tfunc->rcv_error_bytes.hi,
1118                   estats->error_bytes_received_lo,
1119                   tfunc->rcv_error_bytes.lo);
1120
1121         UPDATE_ESTAT(etherstatsoverrsizepkts, rx_stat_dot3statsframestoolong);
1122
1123         ADD_64(estats->error_bytes_received_hi,
1124                estats->rx_stat_ifhcinbadoctets_hi,
1125                estats->error_bytes_received_lo,
1126                estats->rx_stat_ifhcinbadoctets_lo);
1127
1128         if (bp->port.pmf) {
1129                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1130                 UPDATE_FW_STAT(mac_filter_discard);
1131                 UPDATE_FW_STAT(mf_tag_discard);
1132                 UPDATE_FW_STAT(brb_truncate_discard);
1133                 UPDATE_FW_STAT(mac_discard);
1134         }
1135
1136         fstats->host_func_stats_start = ++fstats->host_func_stats_end;
1137
1138         bp->stats_pending = 0;
1139
1140         return 0;
1141 }
1142
1143 static void bnx2x_net_stats_update(struct bnx2x *bp)
1144 {
1145         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1146         struct net_device_stats *nstats = &bp->dev->stats;
1147         unsigned long tmp;
1148         int i;
1149
1150         nstats->rx_packets =
1151                 bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
1152                 bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
1153                 bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
1154
1155         nstats->tx_packets =
1156                 bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
1157                 bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
1158                 bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
1159
1160         nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
1161
1162         nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
1163
1164         tmp = estats->mac_discard;
1165         for_each_rx_queue(bp, i) {
1166                 struct tstorm_per_queue_stats *old_tclient =
1167                         &bp->fp_stats[i].old_tclient;
1168                 tmp += le32_to_cpu(old_tclient->checksum_discard);
1169         }
1170         nstats->rx_dropped = tmp + bp->net_stats_old.rx_dropped;
1171
1172         nstats->tx_dropped = 0;
1173
1174         nstats->multicast =
1175                 bnx2x_hilo(&estats->total_multicast_packets_received_hi);
1176
1177         nstats->collisions =
1178                 bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
1179
1180         nstats->rx_length_errors =
1181                 bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
1182                 bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
1183         nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
1184                                  bnx2x_hilo(&estats->brb_truncate_hi);
1185         nstats->rx_crc_errors =
1186                 bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
1187         nstats->rx_frame_errors =
1188                 bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
1189         nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
1190         nstats->rx_missed_errors = 0;
1191
1192         nstats->rx_errors = nstats->rx_length_errors +
1193                             nstats->rx_over_errors +
1194                             nstats->rx_crc_errors +
1195                             nstats->rx_frame_errors +
1196                             nstats->rx_fifo_errors +
1197                             nstats->rx_missed_errors;
1198
1199         nstats->tx_aborted_errors =
1200                 bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
1201                 bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
1202         nstats->tx_carrier_errors =
1203                 bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
1204         nstats->tx_fifo_errors = 0;
1205         nstats->tx_heartbeat_errors = 0;
1206         nstats->tx_window_errors = 0;
1207
1208         nstats->tx_errors = nstats->tx_aborted_errors +
1209                             nstats->tx_carrier_errors +
1210             bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
1211 }
1212
1213 static void bnx2x_drv_stats_update(struct bnx2x *bp)
1214 {
1215         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1216         int i;
1217
1218         for_each_queue(bp, i) {
1219                 struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
1220                 struct bnx2x_eth_q_stats_old *qstats_old =
1221                         &bp->fp_stats[i].eth_q_stats_old;
1222
1223                 UPDATE_ESTAT_QSTAT(driver_xoff);
1224                 UPDATE_ESTAT_QSTAT(rx_err_discard_pkt);
1225                 UPDATE_ESTAT_QSTAT(rx_skb_alloc_failed);
1226                 UPDATE_ESTAT_QSTAT(hw_csum_err);
1227                 UPDATE_ESTAT_QSTAT(driver_filtered_tx_pkt);
1228         }
1229 }
1230
1231 static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
1232 {
1233         uint32_t val;
1234
1235         if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
1236                 val = SHMEM2_RD(bp, edebug_driver_if[1]);
1237
1238                 if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
1239                         return true;
1240         }
1241
1242         return false;
1243 }
1244
1245 static void bnx2x_stats_update(struct bnx2x *bp)
1246 {
1247         uint32_t *stats_comp = bnx2x_sp(bp, stats_comp);
1248
1249         /* we run update from timer context, so give up
1250          * if somebody is in the middle of transition
1251          */
1252         if (down_trylock(&bp->stats_sema))
1253                 return;
1254
1255         if (bnx2x_edebug_stats_stopped(bp) || !bp->stats_started)
1256                 goto out;
1257
1258         if (IS_PF(bp)) {
1259                 if (*stats_comp != DMAE_COMP_VAL)
1260                         goto out;
1261
1262                 if (bp->port.pmf)
1263                         bnx2x_hw_stats_update(bp);
1264
1265                 if (bnx2x_storm_stats_update(bp)) {
1266                         if (bp->stats_pending++ == 3) {
1267                                 BNX2X_ERR("storm stats were not updated for 3 times\n");
1268                                 bnx2x_panic();
1269                         }
1270                         goto out;
1271                 }
1272         } else {
1273                 /* vf doesn't collect HW statistics, and doesn't get completions
1274                  * perform only update
1275                  */
1276                 bnx2x_storm_stats_update(bp);
1277         }
1278
1279         bnx2x_net_stats_update(bp);
1280         bnx2x_drv_stats_update(bp);
1281
1282         /* vf is done */
1283         if (IS_VF(bp))
1284                 goto out;
1285
1286         if (netif_msg_timer(bp)) {
1287                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1288
1289                 netdev_dbg(bp->dev, "brb drops %u  brb truncate %u\n",
1290                        estats->brb_drop_lo, estats->brb_truncate_lo);
1291         }
1292
1293         bnx2x_hw_stats_post(bp);
1294         bnx2x_storm_stats_post(bp);
1295
1296 out:
1297         up(&bp->stats_sema);
1298 }
1299
1300 static void bnx2x_port_stats_stop(struct bnx2x *bp)
1301 {
1302         struct dmae_command *dmae;
1303         uint32_t opcode;
1304         int loader_idx = PMF_DMAE_C(bp);
1305         uint32_t *stats_comp = bnx2x_sp(bp, stats_comp);
1306
1307         bp->executer_idx = 0;
1308
1309         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
1310
1311         if (bp->port.port_stx) {
1312
1313                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1314                 if (bp->func_stx)
1315                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1316                                                 opcode, DMAE_COMP_GRC);
1317                 else
1318                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1319                                                 opcode, DMAE_COMP_PCI);
1320
1321                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1322                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1323                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
1324                 dmae->dst_addr_hi = 0;
1325                 dmae->len = bnx2x_get_port_stats_dma_len(bp);
1326                 if (bp->func_stx) {
1327                         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
1328                         dmae->comp_addr_hi = 0;
1329                         dmae->comp_val = 1;
1330                 } else {
1331                         dmae->comp_addr_lo =
1332                                 U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1333                         dmae->comp_addr_hi =
1334                                 U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1335                         dmae->comp_val = DMAE_COMP_VAL;
1336
1337                         *stats_comp = 0;
1338                 }
1339         }
1340
1341         if (bp->func_stx) {
1342
1343                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1344                 dmae->opcode =
1345                         bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
1346                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
1347                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
1348                 dmae->dst_addr_lo = bp->func_stx >> 2;
1349                 dmae->dst_addr_hi = 0;
1350                 dmae->len = sizeof(struct host_func_stats) >> 2;
1351                 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1352                 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1353                 dmae->comp_val = DMAE_COMP_VAL;
1354
1355                 *stats_comp = 0;
1356         }
1357 }
1358
1359 static void bnx2x_stats_stop(struct bnx2x *bp)
1360 {
1361         int update = 0;
1362
1363         if (down_timeout(&bp->stats_sema, HZ/10))
1364                 BNX2X_ERR("Unable to acquire stats lock\n");
1365
1366         bp->stats_started = false;
1367
1368         bnx2x_stats_comp(bp);
1369
1370         if (bp->port.pmf)
1371                 update = (bnx2x_hw_stats_update(bp) == 0);
1372
1373         update |= (bnx2x_storm_stats_update(bp) == 0);
1374
1375         if (update) {
1376                 bnx2x_net_stats_update(bp);
1377
1378                 if (bp->port.pmf)
1379                         bnx2x_port_stats_stop(bp);
1380
1381                 bnx2x_hw_stats_post(bp);
1382                 bnx2x_stats_comp(bp);
1383         }
1384
1385         up(&bp->stats_sema);
1386 }
1387
1388 static void bnx2x_stats_do_nothing(struct bnx2x *bp)
1389 {
1390 }
1391
1392 static const struct {
1393         void (*action)(struct bnx2x *bp);
1394         enum bnx2x_stats_state next_state;
1395 } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
1396 /* state        event   */
1397 {
1398 /* DISABLED     PMF     */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
1399 /*              LINK_UP */ {bnx2x_stats_start,      STATS_STATE_ENABLED},
1400 /*              UPDATE  */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
1401 /*              STOP    */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
1402 },
1403 {
1404 /* ENABLED      PMF     */ {bnx2x_stats_pmf_start,  STATS_STATE_ENABLED},
1405 /*              LINK_UP */ {bnx2x_stats_restart,    STATS_STATE_ENABLED},
1406 /*              UPDATE  */ {bnx2x_stats_update,     STATS_STATE_ENABLED},
1407 /*              STOP    */ {bnx2x_stats_stop,       STATS_STATE_DISABLED}
1408 }
1409 };
1410
1411 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
1412 {
1413         enum bnx2x_stats_state state;
1414         void (*action)(struct bnx2x *bp);
1415         if (unlikely(bp->panic))
1416                 return;
1417
1418         spin_lock(&bp->stats_lock);
1419         state = bp->stats_state;
1420         bp->stats_state = bnx2x_stats_stm[state][event].next_state;
1421         action = bnx2x_stats_stm[state][event].action;
1422         spin_unlock(&bp->stats_lock);
1423
1424         action(bp);
1425
1426         if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
1427                 DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
1428                    state, event, bp->stats_state);
1429 }
1430
1431 static void bnx2x_port_stats_base_init(struct bnx2x *bp)
1432 {
1433         struct dmae_command *dmae;
1434         uint32_t *stats_comp = bnx2x_sp(bp, stats_comp);
1435
1436         /* sanity */
1437         if (!bp->port.pmf || !bp->port.port_stx) {
1438                 BNX2X_ERR("BUG!\n");
1439                 return;
1440         }
1441
1442         bp->executer_idx = 0;
1443
1444         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1445         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
1446                                          true, DMAE_COMP_PCI);
1447         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1448         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1449         dmae->dst_addr_lo = bp->port.port_stx >> 2;
1450         dmae->dst_addr_hi = 0;
1451         dmae->len = bnx2x_get_port_stats_dma_len(bp);
1452         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1453         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1454         dmae->comp_val = DMAE_COMP_VAL;
1455
1456         *stats_comp = 0;
1457         bnx2x_hw_stats_post(bp);
1458         bnx2x_stats_comp(bp);
1459 }
1460
1461 /* This function will prepare the statistics ramrod data the way
1462  * we will only have to increment the statistics counter and
1463  * send the ramrod each time we have to.
1464  */
1465 static void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
1466 {
1467         int i;
1468         int first_queue_query_index;
1469         struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
1470
1471         dma_addr_t cur_data_offset;
1472         struct stats_query_entry *cur_query_entry;
1473
1474         stats_hdr->cmd_num = bp->fw_stats_num;
1475         stats_hdr->drv_stats_counter = 0;
1476
1477         /* storm_counters struct contains the counters of completed
1478          * statistics requests per storm which are incremented by FW
1479          * each time it completes hadning a statistics ramrod. We will
1480          * check these counters in the timer handler and discard a
1481          * (statistics) ramrod completion.
1482          */
1483         cur_data_offset = bp->fw_stats_data_mapping +
1484                 offsetof(struct bnx2x_fw_stats_data, storm_counters);
1485
1486         stats_hdr->stats_counters_addrs.hi =
1487                 cpu_to_le32(U64_HI(cur_data_offset));
1488         stats_hdr->stats_counters_addrs.lo =
1489                 cpu_to_le32(U64_LO(cur_data_offset));
1490
1491         /* prepare to the first stats ramrod (will be completed with
1492          * the counters equal to zero) - init counters to somethig different.
1493          */
1494         memset(&bp->fw_stats_data->storm_counters, 0xff,
1495                sizeof(struct stats_counter));
1496
1497         /**** Port FW statistics data ****/
1498         cur_data_offset = bp->fw_stats_data_mapping +
1499                 offsetof(struct bnx2x_fw_stats_data, port);
1500
1501         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
1502
1503         cur_query_entry->kind = STATS_TYPE_PORT;
1504         /* For port query index is a DONT CARE */
1505         cur_query_entry->index = BP_PORT(bp);
1506         /* For port query funcID is a DONT CARE */
1507         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1508         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1509         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1510
1511         /**** PF FW statistics data ****/
1512         cur_data_offset = bp->fw_stats_data_mapping +
1513                 offsetof(struct bnx2x_fw_stats_data, pf);
1514
1515         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
1516
1517         cur_query_entry->kind = STATS_TYPE_PF;
1518         /* For PF query index is a DONT CARE */
1519         cur_query_entry->index = BP_PORT(bp);
1520         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1521         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1522         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1523
1524         /**** FCoE FW statistics data ****/
1525         if (!NO_FCOE(bp)) {
1526                 cur_data_offset = bp->fw_stats_data_mapping +
1527                         offsetof(struct bnx2x_fw_stats_data, fcoe);
1528
1529                 cur_query_entry =
1530                         &bp->fw_stats_req->query[BNX2X_FCOE_QUERY_IDX];
1531
1532                 cur_query_entry->kind = STATS_TYPE_FCOE;
1533                 /* For FCoE query index is a DONT CARE */
1534                 cur_query_entry->index = BP_PORT(bp);
1535                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1536                 cur_query_entry->address.hi =
1537                         cpu_to_le32(U64_HI(cur_data_offset));
1538                 cur_query_entry->address.lo =
1539                         cpu_to_le32(U64_LO(cur_data_offset));
1540         }
1541
1542         /**** Clients' queries ****/
1543         cur_data_offset = bp->fw_stats_data_mapping +
1544                 offsetof(struct bnx2x_fw_stats_data, queue_stats);
1545
1546         /* first queue query index depends whether FCoE offloaded request will
1547          * be included in the ramrod
1548          */
1549         if (!NO_FCOE(bp))
1550                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX;
1551         else
1552                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - 1;
1553
1554         for_each_eth_queue(bp, i) {
1555                 cur_query_entry =
1556                         &bp->fw_stats_req->
1557                                         query[first_queue_query_index + i];
1558
1559                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1560                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
1561                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1562                 cur_query_entry->address.hi =
1563                         cpu_to_le32(U64_HI(cur_data_offset));
1564                 cur_query_entry->address.lo =
1565                         cpu_to_le32(U64_LO(cur_data_offset));
1566
1567                 cur_data_offset += sizeof(struct per_queue_stats);
1568         }
1569
1570         /* add FCoE queue query if needed */
1571         if (!NO_FCOE(bp)) {
1572                 cur_query_entry =
1573                         &bp->fw_stats_req->
1574                                         query[first_queue_query_index + i];
1575
1576                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1577                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[FCOE_IDX(bp)]);
1578                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1579                 cur_query_entry->address.hi =
1580                         cpu_to_le32(U64_HI(cur_data_offset));
1581                 cur_query_entry->address.lo =
1582                         cpu_to_le32(U64_LO(cur_data_offset));
1583         }
1584 }
1585
1586 void bnx2x_memset_stats(struct bnx2x *bp)
1587 {
1588         int i;
1589
1590         /* function stats */
1591         for_each_queue(bp, i) {
1592                 struct bnx2x_fp_stats *fp_stats = &bp->fp_stats[i];
1593
1594                 memset(&fp_stats->old_tclient, 0,
1595                        sizeof(fp_stats->old_tclient));
1596                 memset(&fp_stats->old_uclient, 0,
1597                        sizeof(fp_stats->old_uclient));
1598                 memset(&fp_stats->old_xclient, 0,
1599                        sizeof(fp_stats->old_xclient));
1600                 if (bp->stats_init) {
1601                         memset(&fp_stats->eth_q_stats, 0,
1602                                sizeof(fp_stats->eth_q_stats));
1603                         memset(&fp_stats->eth_q_stats_old, 0,
1604                                sizeof(fp_stats->eth_q_stats_old));
1605                 }
1606         }
1607
1608         memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
1609
1610         if (bp->stats_init) {
1611                 memset(&bp->net_stats_old, 0, sizeof(bp->net_stats_old));
1612                 memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
1613                 memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
1614                 memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
1615                 memset(&bp->func_stats, 0, sizeof(bp->func_stats));
1616         }
1617
1618         bp->stats_state = STATS_STATE_DISABLED;
1619
1620         if (bp->port.pmf && bp->port.port_stx)
1621                 bnx2x_port_stats_base_init(bp);
1622
1623         /* mark the end of statistics initializiation */
1624         bp->stats_init = false;
1625 }
1626
1627 void bnx2x_stats_init(struct bnx2x *bp)
1628 {
1629         int /*abs*/port = BP_PORT(bp);
1630         int mb_idx = BP_FW_MB_IDX(bp);
1631
1632         if (IS_VF(bp)) {
1633                 bnx2x_memset_stats(bp);
1634                 return;
1635         }
1636
1637         bp->stats_pending = 0;
1638         bp->executer_idx = 0;
1639         bp->stats_counter = 0;
1640
1641         /* port and func stats for management */
1642         if (!BP_NOMCP(bp)) {
1643                 bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
1644                 bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1645
1646         } else {
1647                 bp->port.port_stx = 0;
1648                 bp->func_stx = 0;
1649         }
1650         DP(BNX2X_MSG_STATS, "port_stx 0x%x  func_stx 0x%x\n",
1651            bp->port.port_stx, bp->func_stx);
1652
1653         /* pmf should retrieve port statistics from SP on a non-init*/
1654         if (!bp->stats_init && bp->port.pmf && bp->port.port_stx)
1655                 bnx2x_stats_handle(bp, STATS_EVENT_PMF);
1656
1657         port = BP_PORT(bp);
1658         /* port stats */
1659         memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
1660         bp->port.old_nig_stats.brb_discard =
1661                         REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
1662         bp->port.old_nig_stats.brb_truncate =
1663                         REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
1664         if (!CHIP_IS_E3(bp)) {
1665                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
1666                             &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2);
1667                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
1668                             &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
1669         }
1670
1671         /* Prepare statistics ramrod data */
1672         bnx2x_prep_fw_stats_req(bp);
1673
1674         /* Clean SP from previous statistics */
1675         if (bp->stats_init) {
1676                 if (bp->func_stx) {
1677                         memset(bnx2x_sp(bp, func_stats), 0,
1678                                sizeof(struct host_func_stats));
1679                         bnx2x_func_stats_init(bp);
1680                         bnx2x_hw_stats_post(bp);
1681                         bnx2x_stats_comp(bp);
1682                 }
1683         }
1684
1685         bnx2x_memset_stats(bp);
1686 }
1687
1688 void bnx2x_save_statistics(struct bnx2x *bp)
1689 {
1690         int i;
1691         struct net_device_stats *nstats = &bp->dev->stats;
1692
1693         /* save queue statistics */
1694         for_each_eth_queue(bp, i) {
1695                 struct bnx2x_fastpath *fp = &bp->fp[i];
1696                 struct bnx2x_eth_q_stats *qstats =
1697                         &bnx2x_fp_stats(bp, fp)->eth_q_stats;
1698                 struct bnx2x_eth_q_stats_old *qstats_old =
1699                         &bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
1700
1701                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_hi);
1702                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_lo);
1703                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_hi);
1704                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_lo);
1705                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_hi);
1706                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_lo);
1707                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_hi);
1708                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_lo);
1709                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_hi);
1710                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_lo);
1711                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_hi);
1712                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_lo);
1713                 UPDATE_QSTAT_OLD(total_tpa_bytes_hi);
1714                 UPDATE_QSTAT_OLD(total_tpa_bytes_lo);
1715         }
1716
1717         /* save net_device_stats statistics */
1718         bp->net_stats_old.rx_dropped = nstats->rx_dropped;
1719
1720         /* store port firmware statistics */
1721         if (bp->port.pmf && IS_MF(bp)) {
1722                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1723                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1724                 UPDATE_FW_STAT_OLD(mac_filter_discard);
1725                 UPDATE_FW_STAT_OLD(mf_tag_discard);
1726                 UPDATE_FW_STAT_OLD(brb_truncate_discard);
1727                 UPDATE_FW_STAT_OLD(mac_discard);
1728         }
1729 }
1730
1731 void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
1732                               uint32_t stats_type)
1733 {
1734         int i;
1735         struct afex_stats *afex_stats = (struct afex_stats *)void_afex_stats;
1736         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1737         struct per_queue_stats *fcoe_q_stats =
1738                 &bp->fw_stats_data->queue_stats[FCOE_IDX(bp)];
1739
1740         struct tstorm_per_queue_stats *fcoe_q_tstorm_stats =
1741                 &fcoe_q_stats->tstorm_queue_statistics;
1742
1743         struct ustorm_per_queue_stats *fcoe_q_ustorm_stats =
1744                 &fcoe_q_stats->ustorm_queue_statistics;
1745
1746         struct xstorm_per_queue_stats *fcoe_q_xstorm_stats =
1747                 &fcoe_q_stats->xstorm_queue_statistics;
1748
1749         struct fcoe_statistics_params *fw_fcoe_stat =
1750                 &bp->fw_stats_data->fcoe;
1751
1752         memset(afex_stats, 0, sizeof(struct afex_stats));
1753
1754         for_each_eth_queue(bp, i) {
1755                 struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
1756
1757                 ADD_64(afex_stats->rx_unicast_bytes_hi,
1758                        qstats->total_unicast_bytes_received_hi,
1759                        afex_stats->rx_unicast_bytes_lo,
1760                        qstats->total_unicast_bytes_received_lo);
1761
1762                 ADD_64(afex_stats->rx_broadcast_bytes_hi,
1763                        qstats->total_broadcast_bytes_received_hi,
1764                        afex_stats->rx_broadcast_bytes_lo,
1765                        qstats->total_broadcast_bytes_received_lo);
1766
1767                 ADD_64(afex_stats->rx_multicast_bytes_hi,
1768                        qstats->total_multicast_bytes_received_hi,
1769                        afex_stats->rx_multicast_bytes_lo,
1770                        qstats->total_multicast_bytes_received_lo);
1771
1772                 ADD_64(afex_stats->rx_unicast_frames_hi,
1773                        qstats->total_unicast_packets_received_hi,
1774                        afex_stats->rx_unicast_frames_lo,
1775                        qstats->total_unicast_packets_received_lo);
1776
1777                 ADD_64(afex_stats->rx_broadcast_frames_hi,
1778                        qstats->total_broadcast_packets_received_hi,
1779                        afex_stats->rx_broadcast_frames_lo,
1780                        qstats->total_broadcast_packets_received_lo);
1781
1782                 ADD_64(afex_stats->rx_multicast_frames_hi,
1783                        qstats->total_multicast_packets_received_hi,
1784                        afex_stats->rx_multicast_frames_lo,
1785                        qstats->total_multicast_packets_received_lo);
1786
1787                 /* sum to rx_frames_discarded all discraded
1788                  * packets due to size, ttl0 and checksum
1789                  */
1790                 ADD_64(afex_stats->rx_frames_discarded_hi,
1791                        qstats->total_packets_received_checksum_discarded_hi,
1792                        afex_stats->rx_frames_discarded_lo,
1793                        qstats->total_packets_received_checksum_discarded_lo);
1794
1795                 ADD_64(afex_stats->rx_frames_discarded_hi,
1796                        qstats->total_packets_received_ttl0_discarded_hi,
1797                        afex_stats->rx_frames_discarded_lo,
1798                        qstats->total_packets_received_ttl0_discarded_lo);
1799
1800                 ADD_64(afex_stats->rx_frames_discarded_hi,
1801                        qstats->etherstatsoverrsizepkts_hi,
1802                        afex_stats->rx_frames_discarded_lo,
1803                        qstats->etherstatsoverrsizepkts_lo);
1804
1805                 ADD_64(afex_stats->rx_frames_dropped_hi,
1806                        qstats->no_buff_discard_hi,
1807                        afex_stats->rx_frames_dropped_lo,
1808                        qstats->no_buff_discard_lo);
1809
1810                 ADD_64(afex_stats->tx_unicast_bytes_hi,
1811                        qstats->total_unicast_bytes_transmitted_hi,
1812                        afex_stats->tx_unicast_bytes_lo,
1813                        qstats->total_unicast_bytes_transmitted_lo);
1814
1815                 ADD_64(afex_stats->tx_broadcast_bytes_hi,
1816                        qstats->total_broadcast_bytes_transmitted_hi,
1817                        afex_stats->tx_broadcast_bytes_lo,
1818                        qstats->total_broadcast_bytes_transmitted_lo);
1819
1820                 ADD_64(afex_stats->tx_multicast_bytes_hi,
1821                        qstats->total_multicast_bytes_transmitted_hi,
1822                        afex_stats->tx_multicast_bytes_lo,
1823                        qstats->total_multicast_bytes_transmitted_lo);
1824
1825                 ADD_64(afex_stats->tx_unicast_frames_hi,
1826                        qstats->total_unicast_packets_transmitted_hi,
1827                        afex_stats->tx_unicast_frames_lo,
1828                        qstats->total_unicast_packets_transmitted_lo);
1829
1830                 ADD_64(afex_stats->tx_broadcast_frames_hi,
1831                        qstats->total_broadcast_packets_transmitted_hi,
1832                        afex_stats->tx_broadcast_frames_lo,
1833                        qstats->total_broadcast_packets_transmitted_lo);
1834
1835                 ADD_64(afex_stats->tx_multicast_frames_hi,
1836                        qstats->total_multicast_packets_transmitted_hi,
1837                        afex_stats->tx_multicast_frames_lo,
1838                        qstats->total_multicast_packets_transmitted_lo);
1839
1840                 ADD_64(afex_stats->tx_frames_dropped_hi,
1841                        qstats->total_transmitted_dropped_packets_error_hi,
1842                        afex_stats->tx_frames_dropped_lo,
1843                        qstats->total_transmitted_dropped_packets_error_lo);
1844         }
1845
1846         /* now add FCoE statistics which are collected separately
1847          * (both offloaded and non offloaded)
1848          */
1849         if (!NO_FCOE(bp)) {
1850                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1851                           LE32_0,
1852                           afex_stats->rx_unicast_bytes_lo,
1853                           fw_fcoe_stat->rx_stat0.fcoe_rx_byte_cnt);
1854
1855                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1856                           fcoe_q_tstorm_stats->rcv_ucast_bytes.hi,
1857                           afex_stats->rx_unicast_bytes_lo,
1858                           fcoe_q_tstorm_stats->rcv_ucast_bytes.lo);
1859
1860                 ADD_64_LE(afex_stats->rx_broadcast_bytes_hi,
1861                           fcoe_q_tstorm_stats->rcv_bcast_bytes.hi,
1862                           afex_stats->rx_broadcast_bytes_lo,
1863                           fcoe_q_tstorm_stats->rcv_bcast_bytes.lo);
1864
1865                 ADD_64_LE(afex_stats->rx_multicast_bytes_hi,
1866                           fcoe_q_tstorm_stats->rcv_mcast_bytes.hi,
1867                           afex_stats->rx_multicast_bytes_lo,
1868                           fcoe_q_tstorm_stats->rcv_mcast_bytes.lo);
1869
1870                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1871                           LE32_0,
1872                           afex_stats->rx_unicast_frames_lo,
1873                           fw_fcoe_stat->rx_stat0.fcoe_rx_pkt_cnt);
1874
1875                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1876                           LE32_0,
1877                           afex_stats->rx_unicast_frames_lo,
1878                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1879
1880                 ADD_64_LE(afex_stats->rx_broadcast_frames_hi,
1881                           LE32_0,
1882                           afex_stats->rx_broadcast_frames_lo,
1883                           fcoe_q_tstorm_stats->rcv_bcast_pkts);
1884
1885                 ADD_64_LE(afex_stats->rx_multicast_frames_hi,
1886                           LE32_0,
1887                           afex_stats->rx_multicast_frames_lo,
1888                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1889
1890                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1891                           LE32_0,
1892                           afex_stats->rx_frames_discarded_lo,
1893                           fcoe_q_tstorm_stats->checksum_discard);
1894
1895                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1896                           LE32_0,
1897                           afex_stats->rx_frames_discarded_lo,
1898                           fcoe_q_tstorm_stats->pkts_too_big_discard);
1899
1900                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1901                           LE32_0,
1902                           afex_stats->rx_frames_discarded_lo,
1903                           fcoe_q_tstorm_stats->ttl0_discard);
1904
1905                 ADD_64_LE16(afex_stats->rx_frames_dropped_hi,
1906                             LE16_0,
1907                             afex_stats->rx_frames_dropped_lo,
1908                             fcoe_q_tstorm_stats->no_buff_discard);
1909
1910                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1911                           LE32_0,
1912                           afex_stats->rx_frames_dropped_lo,
1913                           fcoe_q_ustorm_stats->ucast_no_buff_pkts);
1914
1915                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1916                           LE32_0,
1917                           afex_stats->rx_frames_dropped_lo,
1918                           fcoe_q_ustorm_stats->mcast_no_buff_pkts);
1919
1920                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1921                           LE32_0,
1922                           afex_stats->rx_frames_dropped_lo,
1923                           fcoe_q_ustorm_stats->bcast_no_buff_pkts);
1924
1925                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1926                           LE32_0,
1927                           afex_stats->rx_frames_dropped_lo,
1928                           fw_fcoe_stat->rx_stat1.fcoe_rx_drop_pkt_cnt);
1929
1930                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1931                           LE32_0,
1932                           afex_stats->rx_frames_dropped_lo,
1933                           fw_fcoe_stat->rx_stat2.fcoe_rx_drop_pkt_cnt);
1934
1935                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1936                           LE32_0,
1937                           afex_stats->tx_unicast_bytes_lo,
1938                           fw_fcoe_stat->tx_stat.fcoe_tx_byte_cnt);
1939
1940                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1941                           fcoe_q_xstorm_stats->ucast_bytes_sent.hi,
1942                           afex_stats->tx_unicast_bytes_lo,
1943                           fcoe_q_xstorm_stats->ucast_bytes_sent.lo);
1944
1945                 ADD_64_LE(afex_stats->tx_broadcast_bytes_hi,
1946                           fcoe_q_xstorm_stats->bcast_bytes_sent.hi,
1947                           afex_stats->tx_broadcast_bytes_lo,
1948                           fcoe_q_xstorm_stats->bcast_bytes_sent.lo);
1949
1950                 ADD_64_LE(afex_stats->tx_multicast_bytes_hi,
1951                           fcoe_q_xstorm_stats->mcast_bytes_sent.hi,
1952                           afex_stats->tx_multicast_bytes_lo,
1953                           fcoe_q_xstorm_stats->mcast_bytes_sent.lo);
1954
1955                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1956                           LE32_0,
1957                           afex_stats->tx_unicast_frames_lo,
1958                           fw_fcoe_stat->tx_stat.fcoe_tx_pkt_cnt);
1959
1960                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1961                           LE32_0,
1962                           afex_stats->tx_unicast_frames_lo,
1963                           fcoe_q_xstorm_stats->ucast_pkts_sent);
1964
1965                 ADD_64_LE(afex_stats->tx_broadcast_frames_hi,
1966                           LE32_0,
1967                           afex_stats->tx_broadcast_frames_lo,
1968                           fcoe_q_xstorm_stats->bcast_pkts_sent);
1969
1970                 ADD_64_LE(afex_stats->tx_multicast_frames_hi,
1971                           LE32_0,
1972                           afex_stats->tx_multicast_frames_lo,
1973                           fcoe_q_xstorm_stats->mcast_pkts_sent);
1974
1975                 ADD_64_LE(afex_stats->tx_frames_dropped_hi,
1976                           LE32_0,
1977                           afex_stats->tx_frames_dropped_lo,
1978                           fcoe_q_xstorm_stats->error_drop_pkts);
1979         }
1980
1981         /* if port stats are requested, add them to the PMF
1982          * stats, as anyway they will be accumulated by the
1983          * MCP before sent to the switch
1984          */
1985         if ((bp->port.pmf) && (stats_type == VICSTATST_UIF_INDEX)) {
1986                 ADD_64(afex_stats->rx_frames_dropped_hi,
1987                        0,
1988                        afex_stats->rx_frames_dropped_lo,
1989                        estats->mac_filter_discard);
1990                 ADD_64(afex_stats->rx_frames_dropped_hi,
1991                        0,
1992                        afex_stats->rx_frames_dropped_lo,
1993                        estats->brb_truncate_discard);
1994                 ADD_64(afex_stats->rx_frames_discarded_hi,
1995                        0,
1996                        afex_stats->rx_frames_discarded_lo,
1997                        estats->mac_discard);
1998         }
1999 }
2000
2001 void bnx2x_stats_safe_exec(struct bnx2x *bp,
2002                            void (func_to_exec)(void *cookie),
2003                            void *cookie){
2004         if (down_timeout(&bp->stats_sema, HZ/10))
2005                 BNX2X_ERR("Unable to acquire stats lock\n");
2006         bnx2x_stats_comp(bp);
2007         func_to_exec(cookie);
2008         __bnx2x_stats_start(bp);
2009         up(&bp->stats_sema);
2010 }