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OMAPDSS: VENC: fix NULL pointer dereference in DSS2 VENC sysfs debug attr on OMAP4
[zen-stable.git] / drivers / net / ethernet / broadcom / bnx2x / bnx2x_stats.c
bloba766b25eec5fd20130efb99a545543e006286998
1 /* bnx2x_stats.c: Broadcom Everest network driver.
2 *
3 * Copyright (c) 2007-2011 Broadcom Corporation
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
8 *
9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10 * Written by: Eliezer Tamir
11 * Based on code from Michael Chan's bnx2 driver
12 * UDP CSUM errata workaround by Arik Gendelman
13 * Slowpath and fastpath rework by Vladislav Zolotarov
14 * Statistics and Link management by Yitchak Gertner
15 *
16 */
17
18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
19
20 #include "bnx2x_stats.h"
21 #include "bnx2x_cmn.h"
22
23
24 /* Statistics */
25
26 /*
27 * General service functions
28 */
29
30 static inline long bnx2x_hilo(u32 *hiref)
31 {
32 u32 lo = *(hiref + 1);
33 #if (BITS_PER_LONG == 64)
34 u32 hi = *hiref;
35
36 return HILO_U64(hi, lo);
37 #else
38 return lo;
39 #endif
40 }
41
42 static u16 bnx2x_get_port_stats_dma_len(struct bnx2x *bp)
43 {
44 u16 res = sizeof(struct host_port_stats) >> 2;
45
46 /* if PFC stats are not supported by the MFW, don't DMA them */
47 if (!(bp->flags & BC_SUPPORTS_PFC_STATS))
48 res -= (sizeof(u32)*4) >> 2;
49
50 return res;
51 }
52
53 /*
54 * Init service functions
55 */
56
57 /* Post the next statistics ramrod. Protect it with the spin in
58 * order to ensure the strict order between statistics ramrods
59 * (each ramrod has a sequence number passed in a
60 * bp->fw_stats_req->hdr.drv_stats_counter and ramrods must be
61 * sent in order).
62 */
63 static void bnx2x_storm_stats_post(struct bnx2x *bp)
64 {
65 if (!bp->stats_pending) {
66 int rc;
67
68 spin_lock_bh(&bp->stats_lock);
69
70 if (bp->stats_pending) {
71 spin_unlock_bh(&bp->stats_lock);
72 return;
73 }
74
75 bp->fw_stats_req->hdr.drv_stats_counter =
76 cpu_to_le16(bp->stats_counter++);
77
78 DP(NETIF_MSG_TIMER, "Sending statistics ramrod %d\n",
79 bp->fw_stats_req->hdr.drv_stats_counter);
80
81
82
83 /* send FW stats ramrod */
84 rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0,
85 U64_HI(bp->fw_stats_req_mapping),
86 U64_LO(bp->fw_stats_req_mapping),
87 NONE_CONNECTION_TYPE);
88 if (rc == 0)
89 bp->stats_pending = 1;
90
91 spin_unlock_bh(&bp->stats_lock);
92 }
93 }
94
95 static void bnx2x_hw_stats_post(struct bnx2x *bp)
96 {
97 struct dmae_command *dmae = &bp->stats_dmae;
98 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
99
100 *stats_comp = DMAE_COMP_VAL;
101 if (CHIP_REV_IS_SLOW(bp))
102 return;
103
104 /* loader */
105 if (bp->executer_idx) {
106 int loader_idx = PMF_DMAE_C(bp);
107 u32 opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
108 true, DMAE_COMP_GRC);
109 opcode = bnx2x_dmae_opcode_clr_src_reset(opcode);
110
111 memset(dmae, 0, sizeof(struct dmae_command));
112 dmae->opcode = opcode;
113 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
114 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
115 dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
116 sizeof(struct dmae_command) *
117 (loader_idx + 1)) >> 2;
118 dmae->dst_addr_hi = 0;
119 dmae->len = sizeof(struct dmae_command) >> 2;
120 if (CHIP_IS_E1(bp))
121 dmae->len--;
122 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
123 dmae->comp_addr_hi = 0;
124 dmae->comp_val = 1;
125
126 *stats_comp = 0;
127 bnx2x_post_dmae(bp, dmae, loader_idx);
128
129 } else if (bp->func_stx) {
130 *stats_comp = 0;
131 bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
132 }
133 }
134
135 static int bnx2x_stats_comp(struct bnx2x *bp)
136 {
137 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
138 int cnt = 10;
139
140 might_sleep();
141 while (*stats_comp != DMAE_COMP_VAL) {
142 if (!cnt) {
143 BNX2X_ERR("timeout waiting for stats finished\n");
144 break;
145 }
146 cnt--;
147 usleep_range(1000, 1000);
148 }
149 return 1;
150 }
151
152 /*
153 * Statistics service functions
154 */
155
156 static void bnx2x_stats_pmf_update(struct bnx2x *bp)
157 {
158 struct dmae_command *dmae;
159 u32 opcode;
160 int loader_idx = PMF_DMAE_C(bp);
161 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
162
163 /* sanity */
164 if (!IS_MF(bp) || !bp->port.pmf || !bp->port.port_stx) {
165 BNX2X_ERR("BUG!\n");
166 return;
167 }
168
169 bp->executer_idx = 0;
170
171 opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, false, 0);
172
173 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
174 dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_GRC);
175 dmae->src_addr_lo = bp->port.port_stx >> 2;
176 dmae->src_addr_hi = 0;
177 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
178 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
179 dmae->len = DMAE_LEN32_RD_MAX;
180 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
181 dmae->comp_addr_hi = 0;
182 dmae->comp_val = 1;
183
184 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
185 dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
186 dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
187 dmae->src_addr_hi = 0;
188 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
189 DMAE_LEN32_RD_MAX * 4);
190 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
191 DMAE_LEN32_RD_MAX * 4);
192 dmae->len = bnx2x_get_port_stats_dma_len(bp) - DMAE_LEN32_RD_MAX;
193
194 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
195 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
196 dmae->comp_val = DMAE_COMP_VAL;
197
198 *stats_comp = 0;
199 bnx2x_hw_stats_post(bp);
200 bnx2x_stats_comp(bp);
201 }
202
203 static void bnx2x_port_stats_init(struct bnx2x *bp)
204 {
205 struct dmae_command *dmae;
206 int port = BP_PORT(bp);
207 u32 opcode;
208 int loader_idx = PMF_DMAE_C(bp);
209 u32 mac_addr;
210 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
211
212 /* sanity */
213 if (!bp->link_vars.link_up || !bp->port.pmf) {
214 BNX2X_ERR("BUG!\n");
215 return;
216 }
217
218 bp->executer_idx = 0;
219
220 /* MCP */
221 opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
222 true, DMAE_COMP_GRC);
223
224 if (bp->port.port_stx) {
225
226 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
227 dmae->opcode = opcode;
228 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
229 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
230 dmae->dst_addr_lo = bp->port.port_stx >> 2;
231 dmae->dst_addr_hi = 0;
232 dmae->len = bnx2x_get_port_stats_dma_len(bp);
233 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
234 dmae->comp_addr_hi = 0;
235 dmae->comp_val = 1;
236 }
237
238 if (bp->func_stx) {
239
240 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
241 dmae->opcode = opcode;
242 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
243 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
244 dmae->dst_addr_lo = bp->func_stx >> 2;
245 dmae->dst_addr_hi = 0;
246 dmae->len = sizeof(struct host_func_stats) >> 2;
247 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
248 dmae->comp_addr_hi = 0;
249 dmae->comp_val = 1;
250 }
251
252 /* MAC */
253 opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
254 true, DMAE_COMP_GRC);
255
256 /* EMAC is special */
257 if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
258 mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
259
260 /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/
261 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
262 dmae->opcode = opcode;
263 dmae->src_addr_lo = (mac_addr +
264 EMAC_REG_EMAC_RX_STAT_AC) >> 2;
265 dmae->src_addr_hi = 0;
266 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
267 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
268 dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
269 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
270 dmae->comp_addr_hi = 0;
271 dmae->comp_val = 1;
272
273 /* EMAC_REG_EMAC_RX_STAT_AC_28 */
274 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
275 dmae->opcode = opcode;
276 dmae->src_addr_lo = (mac_addr +
277 EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
278 dmae->src_addr_hi = 0;
279 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
280 offsetof(struct emac_stats, rx_stat_falsecarriererrors));
281 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
282 offsetof(struct emac_stats, rx_stat_falsecarriererrors));
283 dmae->len = 1;
284 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
285 dmae->comp_addr_hi = 0;
286 dmae->comp_val = 1;
287
288 /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/
289 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
290 dmae->opcode = opcode;
291 dmae->src_addr_lo = (mac_addr +
292 EMAC_REG_EMAC_TX_STAT_AC) >> 2;
293 dmae->src_addr_hi = 0;
294 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
295 offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
296 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
297 offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
298 dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
299 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
300 dmae->comp_addr_hi = 0;
301 dmae->comp_val = 1;
302 } else {
303 u32 tx_src_addr_lo, rx_src_addr_lo;
304 u16 rx_len, tx_len;
305
306 /* configure the params according to MAC type */
307 switch (bp->link_vars.mac_type) {
308 case MAC_TYPE_BMAC:
309 mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
310 NIG_REG_INGRESS_BMAC0_MEM);
311
312 /* BIGMAC_REGISTER_TX_STAT_GTPKT ..
313 BIGMAC_REGISTER_TX_STAT_GTBYT */
314 if (CHIP_IS_E1x(bp)) {
315 tx_src_addr_lo = (mac_addr +
316 BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
317 tx_len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
318 BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
319 rx_src_addr_lo = (mac_addr +
320 BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
321 rx_len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
322 BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
323 } else {
324 tx_src_addr_lo = (mac_addr +
325 BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
326 tx_len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT -
327 BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
328 rx_src_addr_lo = (mac_addr +
329 BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
330 rx_len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ -
331 BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
332 }
333 break;
334
335 case MAC_TYPE_UMAC: /* handled by MSTAT */
336 case MAC_TYPE_XMAC: /* handled by MSTAT */
337 default:
338 mac_addr = port ? GRCBASE_MSTAT1 : GRCBASE_MSTAT0;
339 tx_src_addr_lo = (mac_addr +
340 MSTAT_REG_TX_STAT_GTXPOK_LO) >> 2;
341 rx_src_addr_lo = (mac_addr +
342 MSTAT_REG_RX_STAT_GR64_LO) >> 2;
343 tx_len = sizeof(bp->slowpath->
344 mac_stats.mstat_stats.stats_tx) >> 2;
345 rx_len = sizeof(bp->slowpath->
346 mac_stats.mstat_stats.stats_rx) >> 2;
347 break;
348 }
349
350 /* TX stats */
351 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
352 dmae->opcode = opcode;
353 dmae->src_addr_lo = tx_src_addr_lo;
354 dmae->src_addr_hi = 0;
355 dmae->len = tx_len;
356 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
357 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
358 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
359 dmae->comp_addr_hi = 0;
360 dmae->comp_val = 1;
361
362 /* RX stats */
363 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
364 dmae->opcode = opcode;
365 dmae->src_addr_hi = 0;
366 dmae->src_addr_lo = rx_src_addr_lo;
367 dmae->dst_addr_lo =
368 U64_LO(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
369 dmae->dst_addr_hi =
370 U64_HI(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
371 dmae->len = rx_len;
372 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
373 dmae->comp_addr_hi = 0;
374 dmae->comp_val = 1;
375 }
376
377 /* NIG */
378 if (!CHIP_IS_E3(bp)) {
379 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
380 dmae->opcode = opcode;
381 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
382 NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
383 dmae->src_addr_hi = 0;
384 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
385 offsetof(struct nig_stats, egress_mac_pkt0_lo));
386 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
387 offsetof(struct nig_stats, egress_mac_pkt0_lo));
388 dmae->len = (2*sizeof(u32)) >> 2;
389 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
390 dmae->comp_addr_hi = 0;
391 dmae->comp_val = 1;
392
393 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
394 dmae->opcode = opcode;
395 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
396 NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
397 dmae->src_addr_hi = 0;
398 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
399 offsetof(struct nig_stats, egress_mac_pkt1_lo));
400 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
401 offsetof(struct nig_stats, egress_mac_pkt1_lo));
402 dmae->len = (2*sizeof(u32)) >> 2;
403 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
404 dmae->comp_addr_hi = 0;
405 dmae->comp_val = 1;
406 }
407
408 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
409 dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
410 true, DMAE_COMP_PCI);
411 dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
412 NIG_REG_STAT0_BRB_DISCARD) >> 2;
413 dmae->src_addr_hi = 0;
414 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
415 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
416 dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2;
417
418 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
419 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
420 dmae->comp_val = DMAE_COMP_VAL;
421
422 *stats_comp = 0;
423 }
424
425 static void bnx2x_func_stats_init(struct bnx2x *bp)
426 {
427 struct dmae_command *dmae = &bp->stats_dmae;
428 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
429
430 /* sanity */
431 if (!bp->func_stx) {
432 BNX2X_ERR("BUG!\n");
433 return;
434 }
435
436 bp->executer_idx = 0;
437 memset(dmae, 0, sizeof(struct dmae_command));
438
439 dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
440 true, DMAE_COMP_PCI);
441 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
442 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
443 dmae->dst_addr_lo = bp->func_stx >> 2;
444 dmae->dst_addr_hi = 0;
445 dmae->len = sizeof(struct host_func_stats) >> 2;
446 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
447 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
448 dmae->comp_val = DMAE_COMP_VAL;
449
450 *stats_comp = 0;
451 }
452
453 static void bnx2x_stats_start(struct bnx2x *bp)
454 {
455 if (bp->port.pmf)
456 bnx2x_port_stats_init(bp);
457
458 else if (bp->func_stx)
459 bnx2x_func_stats_init(bp);
460
461 bnx2x_hw_stats_post(bp);
462 bnx2x_storm_stats_post(bp);
463 }
464
465 static void bnx2x_stats_pmf_start(struct bnx2x *bp)
466 {
467 bnx2x_stats_comp(bp);
468 bnx2x_stats_pmf_update(bp);
469 bnx2x_stats_start(bp);
470 }
471
472 static void bnx2x_stats_restart(struct bnx2x *bp)
473 {
474 bnx2x_stats_comp(bp);
475 bnx2x_stats_start(bp);
476 }
477
478 static void bnx2x_bmac_stats_update(struct bnx2x *bp)
479 {
480 struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
481 struct bnx2x_eth_stats *estats = &bp->eth_stats;
482 struct {
483 u32 lo;
484 u32 hi;
485 } diff;
486
487 if (CHIP_IS_E1x(bp)) {
488 struct bmac1_stats *new = bnx2x_sp(bp, mac_stats.bmac1_stats);
489
490 /* the macros below will use "bmac1_stats" type */
491 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
492 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
493 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
494 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
495 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
496 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
497 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
498 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
499 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
500
501 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
502 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
503 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
504 UPDATE_STAT64(tx_stat_gt127,
505 tx_stat_etherstatspkts65octetsto127octets);
506 UPDATE_STAT64(tx_stat_gt255,
507 tx_stat_etherstatspkts128octetsto255octets);
508 UPDATE_STAT64(tx_stat_gt511,
509 tx_stat_etherstatspkts256octetsto511octets);
510 UPDATE_STAT64(tx_stat_gt1023,
511 tx_stat_etherstatspkts512octetsto1023octets);
512 UPDATE_STAT64(tx_stat_gt1518,
513 tx_stat_etherstatspkts1024octetsto1522octets);
514 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
515 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
516 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
517 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
518 UPDATE_STAT64(tx_stat_gterr,
519 tx_stat_dot3statsinternalmactransmiterrors);
520 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
521
522 } else {
523 struct bmac2_stats *new = bnx2x_sp(bp, mac_stats.bmac2_stats);
524
525 /* the macros below will use "bmac2_stats" type */
526 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
527 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
528 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
529 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
530 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
531 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
532 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
533 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
534 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
535 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
536 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
537 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
538 UPDATE_STAT64(tx_stat_gt127,
539 tx_stat_etherstatspkts65octetsto127octets);
540 UPDATE_STAT64(tx_stat_gt255,
541 tx_stat_etherstatspkts128octetsto255octets);
542 UPDATE_STAT64(tx_stat_gt511,
543 tx_stat_etherstatspkts256octetsto511octets);
544 UPDATE_STAT64(tx_stat_gt1023,
545 tx_stat_etherstatspkts512octetsto1023octets);
546 UPDATE_STAT64(tx_stat_gt1518,
547 tx_stat_etherstatspkts1024octetsto1522octets);
548 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
549 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
550 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
551 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
552 UPDATE_STAT64(tx_stat_gterr,
553 tx_stat_dot3statsinternalmactransmiterrors);
554 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
555
556 /* collect PFC stats */
557 pstats->pfc_frames_tx_hi = new->tx_stat_gtpp_hi;
558 pstats->pfc_frames_tx_lo = new->tx_stat_gtpp_lo;
559
560 pstats->pfc_frames_rx_hi = new->rx_stat_grpp_hi;
561 pstats->pfc_frames_rx_lo = new->rx_stat_grpp_lo;
562 }
563
564 estats->pause_frames_received_hi =
565 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
566 estats->pause_frames_received_lo =
567 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
568
569 estats->pause_frames_sent_hi =
570 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
571 estats->pause_frames_sent_lo =
572 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
573
574 estats->pfc_frames_received_hi =
575 pstats->pfc_frames_rx_hi;
576 estats->pfc_frames_received_lo =
577 pstats->pfc_frames_rx_lo;
578 estats->pfc_frames_sent_hi =
579 pstats->pfc_frames_tx_hi;
580 estats->pfc_frames_sent_lo =
581 pstats->pfc_frames_tx_lo;
582 }
583
584 static void bnx2x_mstat_stats_update(struct bnx2x *bp)
585 {
586 struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
587 struct bnx2x_eth_stats *estats = &bp->eth_stats;
588
589 struct mstat_stats *new = bnx2x_sp(bp, mac_stats.mstat_stats);
590
591 ADD_STAT64(stats_rx.rx_grerb, rx_stat_ifhcinbadoctets);
592 ADD_STAT64(stats_rx.rx_grfcs, rx_stat_dot3statsfcserrors);
593 ADD_STAT64(stats_rx.rx_grund, rx_stat_etherstatsundersizepkts);
594 ADD_STAT64(stats_rx.rx_grovr, rx_stat_dot3statsframestoolong);
595 ADD_STAT64(stats_rx.rx_grfrg, rx_stat_etherstatsfragments);
596 ADD_STAT64(stats_rx.rx_grxcf, rx_stat_maccontrolframesreceived);
597 ADD_STAT64(stats_rx.rx_grxpf, rx_stat_xoffstateentered);
598 ADD_STAT64(stats_rx.rx_grxpf, rx_stat_mac_xpf);
599 ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_outxoffsent);
600 ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_flowcontroldone);
601
602 /* collect pfc stats */
603 ADD_64(pstats->pfc_frames_tx_hi, new->stats_tx.tx_gtxpp_hi,
604 pstats->pfc_frames_tx_lo, new->stats_tx.tx_gtxpp_lo);
605 ADD_64(pstats->pfc_frames_rx_hi, new->stats_rx.rx_grxpp_hi,
606 pstats->pfc_frames_rx_lo, new->stats_rx.rx_grxpp_lo);
607
608 ADD_STAT64(stats_tx.tx_gt64, tx_stat_etherstatspkts64octets);
609 ADD_STAT64(stats_tx.tx_gt127,
610 tx_stat_etherstatspkts65octetsto127octets);
611 ADD_STAT64(stats_tx.tx_gt255,
612 tx_stat_etherstatspkts128octetsto255octets);
613 ADD_STAT64(stats_tx.tx_gt511,
614 tx_stat_etherstatspkts256octetsto511octets);
615 ADD_STAT64(stats_tx.tx_gt1023,
616 tx_stat_etherstatspkts512octetsto1023octets);
617 ADD_STAT64(stats_tx.tx_gt1518,
618 tx_stat_etherstatspkts1024octetsto1522octets);
619 ADD_STAT64(stats_tx.tx_gt2047, tx_stat_mac_2047);
620
621 ADD_STAT64(stats_tx.tx_gt4095, tx_stat_mac_4095);
622 ADD_STAT64(stats_tx.tx_gt9216, tx_stat_mac_9216);
623 ADD_STAT64(stats_tx.tx_gt16383, tx_stat_mac_16383);
624
625 ADD_STAT64(stats_tx.tx_gterr,
626 tx_stat_dot3statsinternalmactransmiterrors);
627 ADD_STAT64(stats_tx.tx_gtufl, tx_stat_mac_ufl);
628
629 ADD_64(estats->etherstatspkts1024octetsto1522octets_hi,
630 new->stats_tx.tx_gt1518_hi,
631 estats->etherstatspkts1024octetsto1522octets_lo,
632 new->stats_tx.tx_gt1518_lo);
633
634 ADD_64(estats->etherstatspktsover1522octets_hi,
635 new->stats_tx.tx_gt2047_hi,
636 estats->etherstatspktsover1522octets_lo,
637 new->stats_tx.tx_gt2047_lo);
638
639 ADD_64(estats->etherstatspktsover1522octets_hi,
640 new->stats_tx.tx_gt4095_hi,
641 estats->etherstatspktsover1522octets_lo,
642 new->stats_tx.tx_gt4095_lo);
643
644 ADD_64(estats->etherstatspktsover1522octets_hi,
645 new->stats_tx.tx_gt9216_hi,
646 estats->etherstatspktsover1522octets_lo,
647 new->stats_tx.tx_gt9216_lo);
648
649
650 ADD_64(estats->etherstatspktsover1522octets_hi,
651 new->stats_tx.tx_gt16383_hi,
652 estats->etherstatspktsover1522octets_lo,
653 new->stats_tx.tx_gt16383_lo);
654
655 estats->pause_frames_received_hi =
656 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
657 estats->pause_frames_received_lo =
658 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
659
660 estats->pause_frames_sent_hi =
661 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
662 estats->pause_frames_sent_lo =
663 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
664
665 estats->pfc_frames_received_hi =
666 pstats->pfc_frames_rx_hi;
667 estats->pfc_frames_received_lo =
668 pstats->pfc_frames_rx_lo;
669 estats->pfc_frames_sent_hi =
670 pstats->pfc_frames_tx_hi;
671 estats->pfc_frames_sent_lo =
672 pstats->pfc_frames_tx_lo;
673 }
674
675 static void bnx2x_emac_stats_update(struct bnx2x *bp)
676 {
677 struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
678 struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
679 struct bnx2x_eth_stats *estats = &bp->eth_stats;
680
681 UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
682 UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
683 UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
684 UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
685 UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
686 UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
687 UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
688 UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
689 UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
690 UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
691 UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
692 UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
693 UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
694 UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
695 UPDATE_EXTEND_STAT(tx_stat_outxonsent);
696 UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
697 UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
698 UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
699 UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
700 UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
701 UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
702 UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
703 UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
704 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
705 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
706 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
707 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
708 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
709 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
710 UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
711 UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
712
713 estats->pause_frames_received_hi =
714 pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
715 estats->pause_frames_received_lo =
716 pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
717 ADD_64(estats->pause_frames_received_hi,
718 pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
719 estats->pause_frames_received_lo,
720 pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
721
722 estats->pause_frames_sent_hi =
723 pstats->mac_stx[1].tx_stat_outxonsent_hi;
724 estats->pause_frames_sent_lo =
725 pstats->mac_stx[1].tx_stat_outxonsent_lo;
726 ADD_64(estats->pause_frames_sent_hi,
727 pstats->mac_stx[1].tx_stat_outxoffsent_hi,
728 estats->pause_frames_sent_lo,
729 pstats->mac_stx[1].tx_stat_outxoffsent_lo);
730 }
731
732 static int bnx2x_hw_stats_update(struct bnx2x *bp)
733 {
734 struct nig_stats *new = bnx2x_sp(bp, nig_stats);
735 struct nig_stats *old = &(bp->port.old_nig_stats);
736 struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
737 struct bnx2x_eth_stats *estats = &bp->eth_stats;
738 struct {
739 u32 lo;
740 u32 hi;
741 } diff;
742
743 switch (bp->link_vars.mac_type) {
744 case MAC_TYPE_BMAC:
745 bnx2x_bmac_stats_update(bp);
746 break;
747
748 case MAC_TYPE_EMAC:
749 bnx2x_emac_stats_update(bp);
750 break;
751
752 case MAC_TYPE_UMAC:
753 case MAC_TYPE_XMAC:
754 bnx2x_mstat_stats_update(bp);
755 break;
756
757 case MAC_TYPE_NONE: /* unreached */
758 DP(BNX2X_MSG_STATS,
759 "stats updated by DMAE but no MAC active\n");
760 return -1;
761
762 default: /* unreached */
763 BNX2X_ERR("Unknown MAC type\n");
764 }
765
766 ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
767 new->brb_discard - old->brb_discard);
768 ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
769 new->brb_truncate - old->brb_truncate);
770
771 if (!CHIP_IS_E3(bp)) {
772 UPDATE_STAT64_NIG(egress_mac_pkt0,
773 etherstatspkts1024octetsto1522octets);
774 UPDATE_STAT64_NIG(egress_mac_pkt1,
775 etherstatspktsover1522octets);
776 }
777
778 memcpy(old, new, sizeof(struct nig_stats));
779
780 memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]),
781 sizeof(struct mac_stx));
782 estats->brb_drop_hi = pstats->brb_drop_hi;
783 estats->brb_drop_lo = pstats->brb_drop_lo;
784
785 pstats->host_port_stats_counter++;
786
787 if (!BP_NOMCP(bp)) {
788 u32 nig_timer_max =
789 SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
790 if (nig_timer_max != estats->nig_timer_max) {
791 estats->nig_timer_max = nig_timer_max;
792 BNX2X_ERR("NIG timer max (%u)\n",
793 estats->nig_timer_max);
794 }
795 }
796
797 return 0;
798 }
799
800 static int bnx2x_storm_stats_update(struct bnx2x *bp)
801 {
802 struct tstorm_per_port_stats *tport =
803 &bp->fw_stats_data->port.tstorm_port_statistics;
804 struct tstorm_per_pf_stats *tfunc =
805 &bp->fw_stats_data->pf.tstorm_pf_statistics;
806 struct host_func_stats *fstats = bnx2x_sp(bp, func_stats);
807 struct bnx2x_eth_stats *estats = &bp->eth_stats;
808 struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
809 int i;
810 u16 cur_stats_counter;
811
812 /* Make sure we use the value of the counter
813 * used for sending the last stats ramrod.
814 */
815 spin_lock_bh(&bp->stats_lock);
816 cur_stats_counter = bp->stats_counter - 1;
817 spin_unlock_bh(&bp->stats_lock);
818
819 /* are storm stats valid? */
820 if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
821 DP(BNX2X_MSG_STATS, "stats not updated by xstorm"
822 " xstorm counter (0x%x) != stats_counter (0x%x)\n",
823 le16_to_cpu(counters->xstats_counter), bp->stats_counter);
824 return -EAGAIN;
825 }
826
827 if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
828 DP(BNX2X_MSG_STATS, "stats not updated by ustorm"
829 " ustorm counter (0x%x) != stats_counter (0x%x)\n",
830 le16_to_cpu(counters->ustats_counter), bp->stats_counter);
831 return -EAGAIN;
832 }
833
834 if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
835 DP(BNX2X_MSG_STATS, "stats not updated by cstorm"
836 " cstorm counter (0x%x) != stats_counter (0x%x)\n",
837 le16_to_cpu(counters->cstats_counter), bp->stats_counter);
838 return -EAGAIN;
839 }
840
841 if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
842 DP(BNX2X_MSG_STATS, "stats not updated by tstorm"
843 " tstorm counter (0x%x) != stats_counter (0x%x)\n",
844 le16_to_cpu(counters->tstats_counter), bp->stats_counter);
845 return -EAGAIN;
846 }
847
848 memcpy(&(fstats->total_bytes_received_hi),
849 &(bnx2x_sp(bp, func_stats_base)->total_bytes_received_hi),
850 sizeof(struct host_func_stats) - 2*sizeof(u32));
851 estats->error_bytes_received_hi = 0;
852 estats->error_bytes_received_lo = 0;
853 estats->etherstatsoverrsizepkts_hi = 0;
854 estats->etherstatsoverrsizepkts_lo = 0;
855 estats->no_buff_discard_hi = 0;
856 estats->no_buff_discard_lo = 0;
857 estats->total_tpa_aggregations_hi = 0;
858 estats->total_tpa_aggregations_lo = 0;
859 estats->total_tpa_aggregated_frames_hi = 0;
860 estats->total_tpa_aggregated_frames_lo = 0;
861 estats->total_tpa_bytes_hi = 0;
862 estats->total_tpa_bytes_lo = 0;
863
864 for_each_eth_queue(bp, i) {
865 struct bnx2x_fastpath *fp = &bp->fp[i];
866 struct tstorm_per_queue_stats *tclient =
867 &bp->fw_stats_data->queue_stats[i].
868 tstorm_queue_statistics;
869 struct tstorm_per_queue_stats *old_tclient = &fp->old_tclient;
870 struct ustorm_per_queue_stats *uclient =
871 &bp->fw_stats_data->queue_stats[i].
872 ustorm_queue_statistics;
873 struct ustorm_per_queue_stats *old_uclient = &fp->old_uclient;
874 struct xstorm_per_queue_stats *xclient =
875 &bp->fw_stats_data->queue_stats[i].
876 xstorm_queue_statistics;
877 struct xstorm_per_queue_stats *old_xclient = &fp->old_xclient;
878 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
879 u32 diff;
880
881 DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, "
882 "bcast_sent 0x%x mcast_sent 0x%x\n",
883 i, xclient->ucast_pkts_sent,
884 xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
885
886 DP(BNX2X_MSG_STATS, "---------------\n");
887
888 qstats->total_broadcast_bytes_received_hi =
889 le32_to_cpu(tclient->rcv_bcast_bytes.hi);
890 qstats->total_broadcast_bytes_received_lo =
891 le32_to_cpu(tclient->rcv_bcast_bytes.lo);
892
893 qstats->total_multicast_bytes_received_hi =
894 le32_to_cpu(tclient->rcv_mcast_bytes.hi);
895 qstats->total_multicast_bytes_received_lo =
896 le32_to_cpu(tclient->rcv_mcast_bytes.lo);
897
898 qstats->total_unicast_bytes_received_hi =
899 le32_to_cpu(tclient->rcv_ucast_bytes.hi);
900 qstats->total_unicast_bytes_received_lo =
901 le32_to_cpu(tclient->rcv_ucast_bytes.lo);
902
903 /*
904 * sum to total_bytes_received all
905 * unicast/multicast/broadcast
906 */
907 qstats->total_bytes_received_hi =
908 qstats->total_broadcast_bytes_received_hi;
909 qstats->total_bytes_received_lo =
910 qstats->total_broadcast_bytes_received_lo;
911
912 ADD_64(qstats->total_bytes_received_hi,
913 qstats->total_multicast_bytes_received_hi,
914 qstats->total_bytes_received_lo,
915 qstats->total_multicast_bytes_received_lo);
916
917 ADD_64(qstats->total_bytes_received_hi,
918 qstats->total_unicast_bytes_received_hi,
919 qstats->total_bytes_received_lo,
920 qstats->total_unicast_bytes_received_lo);
921
922 qstats->valid_bytes_received_hi =
923 qstats->total_bytes_received_hi;
924 qstats->valid_bytes_received_lo =
925 qstats->total_bytes_received_lo;
926
927
928 UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
929 total_unicast_packets_received);
930 UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
931 total_multicast_packets_received);
932 UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
933 total_broadcast_packets_received);
934 UPDATE_EXTEND_TSTAT(pkts_too_big_discard,
935 etherstatsoverrsizepkts);
936 UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard);
937
938 SUB_EXTEND_USTAT(ucast_no_buff_pkts,
939 total_unicast_packets_received);
940 SUB_EXTEND_USTAT(mcast_no_buff_pkts,
941 total_multicast_packets_received);
942 SUB_EXTEND_USTAT(bcast_no_buff_pkts,
943 total_broadcast_packets_received);
944 UPDATE_EXTEND_USTAT(ucast_no_buff_pkts, no_buff_discard);
945 UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard);
946 UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard);
947
948 qstats->total_broadcast_bytes_transmitted_hi =
949 le32_to_cpu(xclient->bcast_bytes_sent.hi);
950 qstats->total_broadcast_bytes_transmitted_lo =
951 le32_to_cpu(xclient->bcast_bytes_sent.lo);
952
953 qstats->total_multicast_bytes_transmitted_hi =
954 le32_to_cpu(xclient->mcast_bytes_sent.hi);
955 qstats->total_multicast_bytes_transmitted_lo =
956 le32_to_cpu(xclient->mcast_bytes_sent.lo);
957
958 qstats->total_unicast_bytes_transmitted_hi =
959 le32_to_cpu(xclient->ucast_bytes_sent.hi);
960 qstats->total_unicast_bytes_transmitted_lo =
961 le32_to_cpu(xclient->ucast_bytes_sent.lo);
962 /*
963 * sum to total_bytes_transmitted all
964 * unicast/multicast/broadcast
965 */
966 qstats->total_bytes_transmitted_hi =
967 qstats->total_unicast_bytes_transmitted_hi;
968 qstats->total_bytes_transmitted_lo =
969 qstats->total_unicast_bytes_transmitted_lo;
970
971 ADD_64(qstats->total_bytes_transmitted_hi,
972 qstats->total_broadcast_bytes_transmitted_hi,
973 qstats->total_bytes_transmitted_lo,
974 qstats->total_broadcast_bytes_transmitted_lo);
975
976 ADD_64(qstats->total_bytes_transmitted_hi,
977 qstats->total_multicast_bytes_transmitted_hi,
978 qstats->total_bytes_transmitted_lo,
979 qstats->total_multicast_bytes_transmitted_lo);
980
981 UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
982 total_unicast_packets_transmitted);
983 UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
984 total_multicast_packets_transmitted);
985 UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
986 total_broadcast_packets_transmitted);
987
988 UPDATE_EXTEND_TSTAT(checksum_discard,
989 total_packets_received_checksum_discarded);
990 UPDATE_EXTEND_TSTAT(ttl0_discard,
991 total_packets_received_ttl0_discarded);
992
993 UPDATE_EXTEND_XSTAT(error_drop_pkts,
994 total_transmitted_dropped_packets_error);
995
996 /* TPA aggregations completed */
997 UPDATE_EXTEND_USTAT(coalesced_events, total_tpa_aggregations);
998 /* Number of network frames aggregated by TPA */
999 UPDATE_EXTEND_USTAT(coalesced_pkts,
1000 total_tpa_aggregated_frames);
1001 /* Total number of bytes in completed TPA aggregations */
1002 qstats->total_tpa_bytes_lo =
1003 le32_to_cpu(uclient->coalesced_bytes.lo);
1004 qstats->total_tpa_bytes_hi =
1005 le32_to_cpu(uclient->coalesced_bytes.hi);
1006
1007 /* TPA stats per-function */
1008 ADD_64(estats->total_tpa_aggregations_hi,
1009 qstats->total_tpa_aggregations_hi,
1010 estats->total_tpa_aggregations_lo,
1011 qstats->total_tpa_aggregations_lo);
1012 ADD_64(estats->total_tpa_aggregated_frames_hi,
1013 qstats->total_tpa_aggregated_frames_hi,
1014 estats->total_tpa_aggregated_frames_lo,
1015 qstats->total_tpa_aggregated_frames_lo);
1016 ADD_64(estats->total_tpa_bytes_hi,
1017 qstats->total_tpa_bytes_hi,
1018 estats->total_tpa_bytes_lo,
1019 qstats->total_tpa_bytes_lo);
1020
1021 ADD_64(fstats->total_bytes_received_hi,
1022 qstats->total_bytes_received_hi,
1023 fstats->total_bytes_received_lo,
1024 qstats->total_bytes_received_lo);
1025 ADD_64(fstats->total_bytes_transmitted_hi,
1026 qstats->total_bytes_transmitted_hi,
1027 fstats->total_bytes_transmitted_lo,
1028 qstats->total_bytes_transmitted_lo);
1029 ADD_64(fstats->total_unicast_packets_received_hi,
1030 qstats->total_unicast_packets_received_hi,
1031 fstats->total_unicast_packets_received_lo,
1032 qstats->total_unicast_packets_received_lo);
1033 ADD_64(fstats->total_multicast_packets_received_hi,
1034 qstats->total_multicast_packets_received_hi,
1035 fstats->total_multicast_packets_received_lo,
1036 qstats->total_multicast_packets_received_lo);
1037 ADD_64(fstats->total_broadcast_packets_received_hi,
1038 qstats->total_broadcast_packets_received_hi,
1039 fstats->total_broadcast_packets_received_lo,
1040 qstats->total_broadcast_packets_received_lo);
1041 ADD_64(fstats->total_unicast_packets_transmitted_hi,
1042 qstats->total_unicast_packets_transmitted_hi,
1043 fstats->total_unicast_packets_transmitted_lo,
1044 qstats->total_unicast_packets_transmitted_lo);
1045 ADD_64(fstats->total_multicast_packets_transmitted_hi,
1046 qstats->total_multicast_packets_transmitted_hi,
1047 fstats->total_multicast_packets_transmitted_lo,
1048 qstats->total_multicast_packets_transmitted_lo);
1049 ADD_64(fstats->total_broadcast_packets_transmitted_hi,
1050 qstats->total_broadcast_packets_transmitted_hi,
1051 fstats->total_broadcast_packets_transmitted_lo,
1052 qstats->total_broadcast_packets_transmitted_lo);
1053 ADD_64(fstats->valid_bytes_received_hi,
1054 qstats->valid_bytes_received_hi,
1055 fstats->valid_bytes_received_lo,
1056 qstats->valid_bytes_received_lo);
1057
1058 ADD_64(estats->etherstatsoverrsizepkts_hi,
1059 qstats->etherstatsoverrsizepkts_hi,
1060 estats->etherstatsoverrsizepkts_lo,
1061 qstats->etherstatsoverrsizepkts_lo);
1062 ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi,
1063 estats->no_buff_discard_lo, qstats->no_buff_discard_lo);
1064 }
1065
1066 ADD_64(fstats->total_bytes_received_hi,
1067 estats->rx_stat_ifhcinbadoctets_hi,
1068 fstats->total_bytes_received_lo,
1069 estats->rx_stat_ifhcinbadoctets_lo);
1070
1071 ADD_64(fstats->total_bytes_received_hi,
1072 le32_to_cpu(tfunc->rcv_error_bytes.hi),
1073 fstats->total_bytes_received_lo,
1074 le32_to_cpu(tfunc->rcv_error_bytes.lo));
1075
1076 memcpy(estats, &(fstats->total_bytes_received_hi),
1077 sizeof(struct host_func_stats) - 2*sizeof(u32));
1078
1079 ADD_64(estats->error_bytes_received_hi,
1080 le32_to_cpu(tfunc->rcv_error_bytes.hi),
1081 estats->error_bytes_received_lo,
1082 le32_to_cpu(tfunc->rcv_error_bytes.lo));
1083
1084 ADD_64(estats->etherstatsoverrsizepkts_hi,
1085 estats->rx_stat_dot3statsframestoolong_hi,
1086 estats->etherstatsoverrsizepkts_lo,
1087 estats->rx_stat_dot3statsframestoolong_lo);
1088 ADD_64(estats->error_bytes_received_hi,
1089 estats->rx_stat_ifhcinbadoctets_hi,
1090 estats->error_bytes_received_lo,
1091 estats->rx_stat_ifhcinbadoctets_lo);
1092
1093 if (bp->port.pmf) {
1094 estats->mac_filter_discard =
1095 le32_to_cpu(tport->mac_filter_discard);
1096 estats->mf_tag_discard =
1097 le32_to_cpu(tport->mf_tag_discard);
1098 estats->brb_truncate_discard =
1099 le32_to_cpu(tport->brb_truncate_discard);
1100 estats->mac_discard = le32_to_cpu(tport->mac_discard);
1101 }
1102
1103 fstats->host_func_stats_start = ++fstats->host_func_stats_end;
1104
1105 bp->stats_pending = 0;
1106
1107 return 0;
1108 }
1109
1110 static void bnx2x_net_stats_update(struct bnx2x *bp)
1111 {
1112 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1113 struct net_device_stats *nstats = &bp->dev->stats;
1114 unsigned long tmp;
1115 int i;
1116
1117 nstats->rx_packets =
1118 bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
1119 bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
1120 bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
1121
1122 nstats->tx_packets =
1123 bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
1124 bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
1125 bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
1126
1127 nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
1128
1129 nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
1130
1131 tmp = estats->mac_discard;
1132 for_each_rx_queue(bp, i)
1133 tmp += le32_to_cpu(bp->fp[i].old_tclient.checksum_discard);
1134 nstats->rx_dropped = tmp;
1135
1136 nstats->tx_dropped = 0;
1137
1138 nstats->multicast =
1139 bnx2x_hilo(&estats->total_multicast_packets_received_hi);
1140
1141 nstats->collisions =
1142 bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
1143
1144 nstats->rx_length_errors =
1145 bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
1146 bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
1147 nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
1148 bnx2x_hilo(&estats->brb_truncate_hi);
1149 nstats->rx_crc_errors =
1150 bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
1151 nstats->rx_frame_errors =
1152 bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
1153 nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
1154 nstats->rx_missed_errors = 0;
1155
1156 nstats->rx_errors = nstats->rx_length_errors +
1157 nstats->rx_over_errors +
1158 nstats->rx_crc_errors +
1159 nstats->rx_frame_errors +
1160 nstats->rx_fifo_errors +
1161 nstats->rx_missed_errors;
1162
1163 nstats->tx_aborted_errors =
1164 bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
1165 bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
1166 nstats->tx_carrier_errors =
1167 bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
1168 nstats->tx_fifo_errors = 0;
1169 nstats->tx_heartbeat_errors = 0;
1170 nstats->tx_window_errors = 0;
1171
1172 nstats->tx_errors = nstats->tx_aborted_errors +
1173 nstats->tx_carrier_errors +
1174 bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
1175 }
1176
1177 static void bnx2x_drv_stats_update(struct bnx2x *bp)
1178 {
1179 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1180 int i;
1181
1182 estats->driver_xoff = 0;
1183 estats->rx_err_discard_pkt = 0;
1184 estats->rx_skb_alloc_failed = 0;
1185 estats->hw_csum_err = 0;
1186 for_each_queue(bp, i) {
1187 struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats;
1188
1189 estats->driver_xoff += qstats->driver_xoff;
1190 estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt;
1191 estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed;
1192 estats->hw_csum_err += qstats->hw_csum_err;
1193 }
1194 }
1195
1196 static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
1197 {
1198 u32 val;
1199
1200 if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
1201 val = SHMEM2_RD(bp, edebug_driver_if[1]);
1202
1203 if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
1204 return true;
1205 }
1206
1207 return false;
1208 }
1209
1210 static void bnx2x_stats_update(struct bnx2x *bp)
1211 {
1212 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1213
1214 if (bnx2x_edebug_stats_stopped(bp))
1215 return;
1216
1217 if (*stats_comp != DMAE_COMP_VAL)
1218 return;
1219
1220 if (bp->port.pmf)
1221 bnx2x_hw_stats_update(bp);
1222
1223 if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) {
1224 BNX2X_ERR("storm stats were not updated for 3 times\n");
1225 bnx2x_panic();
1226 return;
1227 }
1228
1229 bnx2x_net_stats_update(bp);
1230 bnx2x_drv_stats_update(bp);
1231
1232 if (netif_msg_timer(bp)) {
1233 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1234 int i, cos;
1235
1236 netdev_dbg(bp->dev, "brb drops %u brb truncate %u\n",
1237 estats->brb_drop_lo, estats->brb_truncate_lo);
1238
1239 for_each_eth_queue(bp, i) {
1240 struct bnx2x_fastpath *fp = &bp->fp[i];
1241 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1242
1243 pr_debug("%s: rx usage(%4u) *rx_cons_sb(%u) rx pkt(%lu) rx calls(%lu %lu)\n",
1244 fp->name, (le16_to_cpu(*fp->rx_cons_sb) -
1245 fp->rx_comp_cons),
1246 le16_to_cpu(*fp->rx_cons_sb),
1247 bnx2x_hilo(&qstats->
1248 total_unicast_packets_received_hi),
1249 fp->rx_calls, fp->rx_pkt);
1250 }
1251
1252 for_each_eth_queue(bp, i) {
1253 struct bnx2x_fastpath *fp = &bp->fp[i];
1254 struct bnx2x_fp_txdata *txdata;
1255 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1256 struct netdev_queue *txq;
1257
1258 pr_debug("%s: tx pkt(%lu) (Xoff events %u)",
1259 fp->name,
1260 bnx2x_hilo(
1261 &qstats->total_unicast_packets_transmitted_hi),
1262 qstats->driver_xoff);
1263
1264 for_each_cos_in_tx_queue(fp, cos) {
1265 txdata = &fp->txdata[cos];
1266 txq = netdev_get_tx_queue(bp->dev,
1267 FP_COS_TO_TXQ(fp, cos));
1268
1269 pr_debug("%d: tx avail(%4u) *tx_cons_sb(%u) tx calls (%lu) %s\n",
1270 cos,
1271 bnx2x_tx_avail(bp, txdata),
1272 le16_to_cpu(*txdata->tx_cons_sb),
1273 txdata->tx_pkt,
1274 (netif_tx_queue_stopped(txq) ?
1275 "Xoff" : "Xon")
1276 );
1277 }
1278 }
1279 }
1280
1281 bnx2x_hw_stats_post(bp);
1282 bnx2x_storm_stats_post(bp);
1283 }
1284
1285 static void bnx2x_port_stats_stop(struct bnx2x *bp)
1286 {
1287 struct dmae_command *dmae;
1288 u32 opcode;
1289 int loader_idx = PMF_DMAE_C(bp);
1290 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1291
1292 bp->executer_idx = 0;
1293
1294 opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
1295
1296 if (bp->port.port_stx) {
1297
1298 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1299 if (bp->func_stx)
1300 dmae->opcode = bnx2x_dmae_opcode_add_comp(
1301 opcode, DMAE_COMP_GRC);
1302 else
1303 dmae->opcode = bnx2x_dmae_opcode_add_comp(
1304 opcode, DMAE_COMP_PCI);
1305
1306 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1307 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1308 dmae->dst_addr_lo = bp->port.port_stx >> 2;
1309 dmae->dst_addr_hi = 0;
1310 dmae->len = bnx2x_get_port_stats_dma_len(bp);
1311 if (bp->func_stx) {
1312 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
1313 dmae->comp_addr_hi = 0;
1314 dmae->comp_val = 1;
1315 } else {
1316 dmae->comp_addr_lo =
1317 U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1318 dmae->comp_addr_hi =
1319 U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1320 dmae->comp_val = DMAE_COMP_VAL;
1321
1322 *stats_comp = 0;
1323 }
1324 }
1325
1326 if (bp->func_stx) {
1327
1328 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1329 dmae->opcode =
1330 bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
1331 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
1332 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
1333 dmae->dst_addr_lo = bp->func_stx >> 2;
1334 dmae->dst_addr_hi = 0;
1335 dmae->len = sizeof(struct host_func_stats) >> 2;
1336 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1337 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1338 dmae->comp_val = DMAE_COMP_VAL;
1339
1340 *stats_comp = 0;
1341 }
1342 }
1343
1344 static void bnx2x_stats_stop(struct bnx2x *bp)
1345 {
1346 int update = 0;
1347
1348 bnx2x_stats_comp(bp);
1349
1350 if (bp->port.pmf)
1351 update = (bnx2x_hw_stats_update(bp) == 0);
1352
1353 update |= (bnx2x_storm_stats_update(bp) == 0);
1354
1355 if (update) {
1356 bnx2x_net_stats_update(bp);
1357
1358 if (bp->port.pmf)
1359 bnx2x_port_stats_stop(bp);
1360
1361 bnx2x_hw_stats_post(bp);
1362 bnx2x_stats_comp(bp);
1363 }
1364 }
1365
1366 static void bnx2x_stats_do_nothing(struct bnx2x *bp)
1367 {
1368 }
1369
1370 static const struct {
1371 void (*action)(struct bnx2x *bp);
1372 enum bnx2x_stats_state next_state;
1373 } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
1374 /* state event */
1375 {
1376 /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
1377 /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED},
1378 /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
1379 /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
1380 },
1381 {
1382 /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED},
1383 /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED},
1384 /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED},
1385 /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED}
1386 }
1387 };
1388
1389 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
1390 {
1391 enum bnx2x_stats_state state;
1392 if (unlikely(bp->panic))
1393 return;
1394
1395 spin_lock_bh(&bp->stats_lock);
1396 state = bp->stats_state;
1397 bp->stats_state = bnx2x_stats_stm[state][event].next_state;
1398 spin_unlock_bh(&bp->stats_lock);
1399
1400 bnx2x_stats_stm[state][event].action(bp);
1401
1402 if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
1403 DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
1404 state, event, bp->stats_state);
1405 }
1406
1407 static void bnx2x_port_stats_base_init(struct bnx2x *bp)
1408 {
1409 struct dmae_command *dmae;
1410 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1411
1412 /* sanity */
1413 if (!bp->port.pmf || !bp->port.port_stx) {
1414 BNX2X_ERR("BUG!\n");
1415 return;
1416 }
1417
1418 bp->executer_idx = 0;
1419
1420 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1421 dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
1422 true, DMAE_COMP_PCI);
1423 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1424 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1425 dmae->dst_addr_lo = bp->port.port_stx >> 2;
1426 dmae->dst_addr_hi = 0;
1427 dmae->len = bnx2x_get_port_stats_dma_len(bp);
1428 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1429 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1430 dmae->comp_val = DMAE_COMP_VAL;
1431
1432 *stats_comp = 0;
1433 bnx2x_hw_stats_post(bp);
1434 bnx2x_stats_comp(bp);
1435 }
1436
1437 static void bnx2x_func_stats_base_init(struct bnx2x *bp)
1438 {
1439 int vn, vn_max = IS_MF(bp) ? BP_MAX_VN_NUM(bp) : E1VN_MAX;
1440 u32 func_stx;
1441
1442 /* sanity */
1443 if (!bp->port.pmf || !bp->func_stx) {
1444 BNX2X_ERR("BUG!\n");
1445 return;
1446 }
1447
1448 /* save our func_stx */
1449 func_stx = bp->func_stx;
1450
1451 for (vn = VN_0; vn < vn_max; vn++) {
1452 int mb_idx = BP_FW_MB_IDX_VN(bp, vn);
1453
1454 bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1455 bnx2x_func_stats_init(bp);
1456 bnx2x_hw_stats_post(bp);
1457 bnx2x_stats_comp(bp);
1458 }
1459
1460 /* restore our func_stx */
1461 bp->func_stx = func_stx;
1462 }
1463
1464 static void bnx2x_func_stats_base_update(struct bnx2x *bp)
1465 {
1466 struct dmae_command *dmae = &bp->stats_dmae;
1467 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1468
1469 /* sanity */
1470 if (!bp->func_stx) {
1471 BNX2X_ERR("BUG!\n");
1472 return;
1473 }
1474
1475 bp->executer_idx = 0;
1476 memset(dmae, 0, sizeof(struct dmae_command));
1477
1478 dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
1479 true, DMAE_COMP_PCI);
1480 dmae->src_addr_lo = bp->func_stx >> 2;
1481 dmae->src_addr_hi = 0;
1482 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats_base));
1483 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats_base));
1484 dmae->len = sizeof(struct host_func_stats) >> 2;
1485 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1486 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1487 dmae->comp_val = DMAE_COMP_VAL;
1488
1489 *stats_comp = 0;
1490 bnx2x_hw_stats_post(bp);
1491 bnx2x_stats_comp(bp);
1492 }
1493
1494 /**
1495 * This function will prepare the statistics ramrod data the way
1496 * we will only have to increment the statistics counter and
1497 * send the ramrod each time we have to.
1498 *
1499 * @param bp
1500 */
1501 static inline void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
1502 {
1503 int i;
1504 int first_queue_query_index;
1505 struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
1506
1507 dma_addr_t cur_data_offset;
1508 struct stats_query_entry *cur_query_entry;
1509
1510 stats_hdr->cmd_num = bp->fw_stats_num;
1511 stats_hdr->drv_stats_counter = 0;
1512
1513 /* storm_counters struct contains the counters of completed
1514 * statistics requests per storm which are incremented by FW
1515 * each time it completes hadning a statistics ramrod. We will
1516 * check these counters in the timer handler and discard a
1517 * (statistics) ramrod completion.
1518 */
1519 cur_data_offset = bp->fw_stats_data_mapping +
1520 offsetof(struct bnx2x_fw_stats_data, storm_counters);
1521
1522 stats_hdr->stats_counters_addrs.hi =
1523 cpu_to_le32(U64_HI(cur_data_offset));
1524 stats_hdr->stats_counters_addrs.lo =
1525 cpu_to_le32(U64_LO(cur_data_offset));
1526
1527 /* prepare to the first stats ramrod (will be completed with
1528 * the counters equal to zero) - init counters to somethig different.
1529 */
1530 memset(&bp->fw_stats_data->storm_counters, 0xff,
1531 sizeof(struct stats_counter));
1532
1533 /**** Port FW statistics data ****/
1534 cur_data_offset = bp->fw_stats_data_mapping +
1535 offsetof(struct bnx2x_fw_stats_data, port);
1536
1537 cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
1538
1539 cur_query_entry->kind = STATS_TYPE_PORT;
1540 /* For port query index is a DONT CARE */
1541 cur_query_entry->index = BP_PORT(bp);
1542 /* For port query funcID is a DONT CARE */
1543 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1544 cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1545 cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1546
1547 /**** PF FW statistics data ****/
1548 cur_data_offset = bp->fw_stats_data_mapping +
1549 offsetof(struct bnx2x_fw_stats_data, pf);
1550
1551 cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
1552
1553 cur_query_entry->kind = STATS_TYPE_PF;
1554 /* For PF query index is a DONT CARE */
1555 cur_query_entry->index = BP_PORT(bp);
1556 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1557 cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1558 cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1559
1560 /**** FCoE FW statistics data ****/
1561 if (!NO_FCOE(bp)) {
1562 cur_data_offset = bp->fw_stats_data_mapping +
1563 offsetof(struct bnx2x_fw_stats_data, fcoe);
1564
1565 cur_query_entry =
1566 &bp->fw_stats_req->query[BNX2X_FCOE_QUERY_IDX];
1567
1568 cur_query_entry->kind = STATS_TYPE_FCOE;
1569 /* For FCoE query index is a DONT CARE */
1570 cur_query_entry->index = BP_PORT(bp);
1571 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1572 cur_query_entry->address.hi =
1573 cpu_to_le32(U64_HI(cur_data_offset));
1574 cur_query_entry->address.lo =
1575 cpu_to_le32(U64_LO(cur_data_offset));
1576 }
1577
1578 /**** Clients' queries ****/
1579 cur_data_offset = bp->fw_stats_data_mapping +
1580 offsetof(struct bnx2x_fw_stats_data, queue_stats);
1581
1582 /* first queue query index depends whether FCoE offloaded request will
1583 * be included in the ramrod
1584 */
1585 if (!NO_FCOE(bp))
1586 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX;
1587 else
1588 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - 1;
1589
1590 for_each_eth_queue(bp, i) {
1591 cur_query_entry =
1592 &bp->fw_stats_req->
1593 query[first_queue_query_index + i];
1594
1595 cur_query_entry->kind = STATS_TYPE_QUEUE;
1596 cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
1597 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1598 cur_query_entry->address.hi =
1599 cpu_to_le32(U64_HI(cur_data_offset));
1600 cur_query_entry->address.lo =
1601 cpu_to_le32(U64_LO(cur_data_offset));
1602
1603 cur_data_offset += sizeof(struct per_queue_stats);
1604 }
1605
1606 /* add FCoE queue query if needed */
1607 if (!NO_FCOE(bp)) {
1608 cur_query_entry =
1609 &bp->fw_stats_req->
1610 query[first_queue_query_index + i];
1611
1612 cur_query_entry->kind = STATS_TYPE_QUEUE;
1613 cur_query_entry->index = bnx2x_stats_id(&bp->fp[FCOE_IDX]);
1614 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1615 cur_query_entry->address.hi =
1616 cpu_to_le32(U64_HI(cur_data_offset));
1617 cur_query_entry->address.lo =
1618 cpu_to_le32(U64_LO(cur_data_offset));
1619 }
1620 }
1621
1622 void bnx2x_stats_init(struct bnx2x *bp)
1623 {
1624 int /*abs*/port = BP_PORT(bp);
1625 int mb_idx = BP_FW_MB_IDX(bp);
1626 int i;
1627
1628 bp->stats_pending = 0;
1629 bp->executer_idx = 0;
1630 bp->stats_counter = 0;
1631
1632 /* port and func stats for management */
1633 if (!BP_NOMCP(bp)) {
1634 bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
1635 bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1636
1637 } else {
1638 bp->port.port_stx = 0;
1639 bp->func_stx = 0;
1640 }
1641 DP(BNX2X_MSG_STATS, "port_stx 0x%x func_stx 0x%x\n",
1642 bp->port.port_stx, bp->func_stx);
1643
1644 port = BP_PORT(bp);
1645 /* port stats */
1646 memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
1647 bp->port.old_nig_stats.brb_discard =
1648 REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
1649 bp->port.old_nig_stats.brb_truncate =
1650 REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
1651 if (!CHIP_IS_E3(bp)) {
1652 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
1653 &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2);
1654 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
1655 &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
1656 }
1657
1658 /* function stats */
1659 for_each_queue(bp, i) {
1660 struct bnx2x_fastpath *fp = &bp->fp[i];
1661
1662 memset(&fp->old_tclient, 0, sizeof(fp->old_tclient));
1663 memset(&fp->old_uclient, 0, sizeof(fp->old_uclient));
1664 memset(&fp->old_xclient, 0, sizeof(fp->old_xclient));
1665 memset(&fp->eth_q_stats, 0, sizeof(fp->eth_q_stats));
1666 }
1667
1668 /* Prepare statistics ramrod data */
1669 bnx2x_prep_fw_stats_req(bp);
1670
1671 memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
1672 memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
1673
1674 bp->stats_state = STATS_STATE_DISABLED;
1675
1676 if (bp->port.pmf) {
1677 if (bp->port.port_stx)
1678 bnx2x_port_stats_base_init(bp);
1679
1680 if (bp->func_stx)
1681 bnx2x_func_stats_base_init(bp);
1682
1683 } else if (bp->func_stx)
1684 bnx2x_func_stats_base_update(bp);
1685 }