bnx2x_stats.c revision f1deab502206ab7e4470334b7738383c76e4ddd9
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
30static 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/*
43 * Init service functions
44 */
45
46/* Post the next statistics ramrod. Protect it with the spin in
47 * order to ensure the strict order between statistics ramrods
48 * (each ramrod has a sequence number passed in a
49 * bp->fw_stats_req->hdr.drv_stats_counter and ramrods must be
50 * sent in order).
51 */
52static void bnx2x_storm_stats_post(struct bnx2x *bp)
53{
54	if (!bp->stats_pending) {
55		int rc;
56
57		spin_lock_bh(&bp->stats_lock);
58
59		if (bp->stats_pending) {
60			spin_unlock_bh(&bp->stats_lock);
61			return;
62		}
63
64		bp->fw_stats_req->hdr.drv_stats_counter =
65			cpu_to_le16(bp->stats_counter++);
66
67		DP(NETIF_MSG_TIMER, "Sending statistics ramrod %d\n",
68			bp->fw_stats_req->hdr.drv_stats_counter);
69
70
71
72		/* send FW stats ramrod */
73		rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0,
74				   U64_HI(bp->fw_stats_req_mapping),
75				   U64_LO(bp->fw_stats_req_mapping),
76				   NONE_CONNECTION_TYPE);
77		if (rc == 0)
78			bp->stats_pending = 1;
79
80		spin_unlock_bh(&bp->stats_lock);
81	}
82}
83
84static void bnx2x_hw_stats_post(struct bnx2x *bp)
85{
86	struct dmae_command *dmae = &bp->stats_dmae;
87	u32 *stats_comp = bnx2x_sp(bp, stats_comp);
88
89	*stats_comp = DMAE_COMP_VAL;
90	if (CHIP_REV_IS_SLOW(bp))
91		return;
92
93	/* loader */
94	if (bp->executer_idx) {
95		int loader_idx = PMF_DMAE_C(bp);
96		u32 opcode =  bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
97						 true, DMAE_COMP_GRC);
98		opcode = bnx2x_dmae_opcode_clr_src_reset(opcode);
99
100		memset(dmae, 0, sizeof(struct dmae_command));
101		dmae->opcode = opcode;
102		dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
103		dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
104		dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
105				     sizeof(struct dmae_command) *
106				     (loader_idx + 1)) >> 2;
107		dmae->dst_addr_hi = 0;
108		dmae->len = sizeof(struct dmae_command) >> 2;
109		if (CHIP_IS_E1(bp))
110			dmae->len--;
111		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
112		dmae->comp_addr_hi = 0;
113		dmae->comp_val = 1;
114
115		*stats_comp = 0;
116		bnx2x_post_dmae(bp, dmae, loader_idx);
117
118	} else if (bp->func_stx) {
119		*stats_comp = 0;
120		bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
121	}
122}
123
124static int bnx2x_stats_comp(struct bnx2x *bp)
125{
126	u32 *stats_comp = bnx2x_sp(bp, stats_comp);
127	int cnt = 10;
128
129	might_sleep();
130	while (*stats_comp != DMAE_COMP_VAL) {
131		if (!cnt) {
132			BNX2X_ERR("timeout waiting for stats finished\n");
133			break;
134		}
135		cnt--;
136		usleep_range(1000, 1000);
137	}
138	return 1;
139}
140
141/*
142 * Statistics service functions
143 */
144
145static void bnx2x_stats_pmf_update(struct bnx2x *bp)
146{
147	struct dmae_command *dmae;
148	u32 opcode;
149	int loader_idx = PMF_DMAE_C(bp);
150	u32 *stats_comp = bnx2x_sp(bp, stats_comp);
151
152	/* sanity */
153	if (!IS_MF(bp) || !bp->port.pmf || !bp->port.port_stx) {
154		BNX2X_ERR("BUG!\n");
155		return;
156	}
157
158	bp->executer_idx = 0;
159
160	opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, false, 0);
161
162	dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
163	dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_GRC);
164	dmae->src_addr_lo = bp->port.port_stx >> 2;
165	dmae->src_addr_hi = 0;
166	dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
167	dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
168	dmae->len = DMAE_LEN32_RD_MAX;
169	dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
170	dmae->comp_addr_hi = 0;
171	dmae->comp_val = 1;
172
173	dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
174	dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
175	dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
176	dmae->src_addr_hi = 0;
177	dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
178				   DMAE_LEN32_RD_MAX * 4);
179	dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
180				   DMAE_LEN32_RD_MAX * 4);
181	dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX;
182	dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
183	dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
184	dmae->comp_val = DMAE_COMP_VAL;
185
186	*stats_comp = 0;
187	bnx2x_hw_stats_post(bp);
188	bnx2x_stats_comp(bp);
189}
190
191static void bnx2x_port_stats_init(struct bnx2x *bp)
192{
193	struct dmae_command *dmae;
194	int port = BP_PORT(bp);
195	u32 opcode;
196	int loader_idx = PMF_DMAE_C(bp);
197	u32 mac_addr;
198	u32 *stats_comp = bnx2x_sp(bp, stats_comp);
199
200	/* sanity */
201	if (!bp->link_vars.link_up || !bp->port.pmf) {
202		BNX2X_ERR("BUG!\n");
203		return;
204	}
205
206	bp->executer_idx = 0;
207
208	/* MCP */
209	opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
210				    true, DMAE_COMP_GRC);
211
212	if (bp->port.port_stx) {
213
214		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
215		dmae->opcode = opcode;
216		dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
217		dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
218		dmae->dst_addr_lo = bp->port.port_stx >> 2;
219		dmae->dst_addr_hi = 0;
220		dmae->len = sizeof(struct host_port_stats) >> 2;
221		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
222		dmae->comp_addr_hi = 0;
223		dmae->comp_val = 1;
224	}
225
226	if (bp->func_stx) {
227
228		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
229		dmae->opcode = opcode;
230		dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
231		dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
232		dmae->dst_addr_lo = bp->func_stx >> 2;
233		dmae->dst_addr_hi = 0;
234		dmae->len = sizeof(struct host_func_stats) >> 2;
235		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
236		dmae->comp_addr_hi = 0;
237		dmae->comp_val = 1;
238	}
239
240	/* MAC */
241	opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
242				   true, DMAE_COMP_GRC);
243
244	/* EMAC is special */
245	if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
246		mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
247
248		/* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/
249		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
250		dmae->opcode = opcode;
251		dmae->src_addr_lo = (mac_addr +
252				     EMAC_REG_EMAC_RX_STAT_AC) >> 2;
253		dmae->src_addr_hi = 0;
254		dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
255		dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
256		dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
257		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
258		dmae->comp_addr_hi = 0;
259		dmae->comp_val = 1;
260
261		/* EMAC_REG_EMAC_RX_STAT_AC_28 */
262		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
263		dmae->opcode = opcode;
264		dmae->src_addr_lo = (mac_addr +
265				     EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
266		dmae->src_addr_hi = 0;
267		dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
268		     offsetof(struct emac_stats, rx_stat_falsecarriererrors));
269		dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
270		     offsetof(struct emac_stats, rx_stat_falsecarriererrors));
271		dmae->len = 1;
272		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
273		dmae->comp_addr_hi = 0;
274		dmae->comp_val = 1;
275
276		/* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/
277		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
278		dmae->opcode = opcode;
279		dmae->src_addr_lo = (mac_addr +
280				     EMAC_REG_EMAC_TX_STAT_AC) >> 2;
281		dmae->src_addr_hi = 0;
282		dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
283			offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
284		dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
285			offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
286		dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
287		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
288		dmae->comp_addr_hi = 0;
289		dmae->comp_val = 1;
290	} else {
291		u32 tx_src_addr_lo, rx_src_addr_lo;
292		u16 rx_len, tx_len;
293
294		/* configure the params according to MAC type */
295		switch (bp->link_vars.mac_type) {
296		case MAC_TYPE_BMAC:
297			mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
298					   NIG_REG_INGRESS_BMAC0_MEM);
299
300			/* BIGMAC_REGISTER_TX_STAT_GTPKT ..
301			   BIGMAC_REGISTER_TX_STAT_GTBYT */
302			if (CHIP_IS_E1x(bp)) {
303				tx_src_addr_lo = (mac_addr +
304					BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
305				tx_len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
306					  BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
307				rx_src_addr_lo = (mac_addr +
308					BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
309				rx_len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
310					  BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
311			} else {
312				tx_src_addr_lo = (mac_addr +
313					BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
314				tx_len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT -
315					  BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
316				rx_src_addr_lo = (mac_addr +
317					BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
318				rx_len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ -
319					  BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
320			}
321			break;
322
323		case MAC_TYPE_UMAC: /* handled by MSTAT */
324		case MAC_TYPE_XMAC: /* handled by MSTAT */
325		default:
326			mac_addr = port ? GRCBASE_MSTAT1 : GRCBASE_MSTAT0;
327			tx_src_addr_lo = (mac_addr +
328					  MSTAT_REG_TX_STAT_GTXPOK_LO) >> 2;
329			rx_src_addr_lo = (mac_addr +
330					  MSTAT_REG_RX_STAT_GR64_LO) >> 2;
331			tx_len = sizeof(bp->slowpath->
332					mac_stats.mstat_stats.stats_tx) >> 2;
333			rx_len = sizeof(bp->slowpath->
334					mac_stats.mstat_stats.stats_rx) >> 2;
335			break;
336		}
337
338		/* TX stats */
339		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
340		dmae->opcode = opcode;
341		dmae->src_addr_lo = tx_src_addr_lo;
342		dmae->src_addr_hi = 0;
343		dmae->len = tx_len;
344		dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
345		dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
346		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
347		dmae->comp_addr_hi = 0;
348		dmae->comp_val = 1;
349
350		/* RX stats */
351		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
352		dmae->opcode = opcode;
353		dmae->src_addr_hi = 0;
354		dmae->src_addr_lo = rx_src_addr_lo;
355		dmae->dst_addr_lo =
356			U64_LO(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
357		dmae->dst_addr_hi =
358			U64_HI(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
359		dmae->len = rx_len;
360		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
361		dmae->comp_addr_hi = 0;
362		dmae->comp_val = 1;
363	}
364
365	/* NIG */
366	if (!CHIP_IS_E3(bp)) {
367		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
368		dmae->opcode = opcode;
369		dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
370					    NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
371		dmae->src_addr_hi = 0;
372		dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
373				offsetof(struct nig_stats, egress_mac_pkt0_lo));
374		dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
375				offsetof(struct nig_stats, egress_mac_pkt0_lo));
376		dmae->len = (2*sizeof(u32)) >> 2;
377		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
378		dmae->comp_addr_hi = 0;
379		dmae->comp_val = 1;
380
381		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
382		dmae->opcode = opcode;
383		dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
384					    NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
385		dmae->src_addr_hi = 0;
386		dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
387				offsetof(struct nig_stats, egress_mac_pkt1_lo));
388		dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
389				offsetof(struct nig_stats, egress_mac_pkt1_lo));
390		dmae->len = (2*sizeof(u32)) >> 2;
391		dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
392		dmae->comp_addr_hi = 0;
393		dmae->comp_val = 1;
394	}
395
396	dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
397	dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
398						 true, DMAE_COMP_PCI);
399	dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
400				    NIG_REG_STAT0_BRB_DISCARD) >> 2;
401	dmae->src_addr_hi = 0;
402	dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
403	dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
404	dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2;
405
406	dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
407	dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
408	dmae->comp_val = DMAE_COMP_VAL;
409
410	*stats_comp = 0;
411}
412
413static void bnx2x_func_stats_init(struct bnx2x *bp)
414{
415	struct dmae_command *dmae = &bp->stats_dmae;
416	u32 *stats_comp = bnx2x_sp(bp, stats_comp);
417
418	/* sanity */
419	if (!bp->func_stx) {
420		BNX2X_ERR("BUG!\n");
421		return;
422	}
423
424	bp->executer_idx = 0;
425	memset(dmae, 0, sizeof(struct dmae_command));
426
427	dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
428					 true, DMAE_COMP_PCI);
429	dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
430	dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
431	dmae->dst_addr_lo = bp->func_stx >> 2;
432	dmae->dst_addr_hi = 0;
433	dmae->len = sizeof(struct host_func_stats) >> 2;
434	dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
435	dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
436	dmae->comp_val = DMAE_COMP_VAL;
437
438	*stats_comp = 0;
439}
440
441static void bnx2x_stats_start(struct bnx2x *bp)
442{
443	if (bp->port.pmf)
444		bnx2x_port_stats_init(bp);
445
446	else if (bp->func_stx)
447		bnx2x_func_stats_init(bp);
448
449	bnx2x_hw_stats_post(bp);
450	bnx2x_storm_stats_post(bp);
451}
452
453static void bnx2x_stats_pmf_start(struct bnx2x *bp)
454{
455	bnx2x_stats_comp(bp);
456	bnx2x_stats_pmf_update(bp);
457	bnx2x_stats_start(bp);
458}
459
460static void bnx2x_stats_restart(struct bnx2x *bp)
461{
462	bnx2x_stats_comp(bp);
463	bnx2x_stats_start(bp);
464}
465
466static void bnx2x_bmac_stats_update(struct bnx2x *bp)
467{
468	struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
469	struct bnx2x_eth_stats *estats = &bp->eth_stats;
470	struct {
471		u32 lo;
472		u32 hi;
473	} diff;
474
475	if (CHIP_IS_E1x(bp)) {
476		struct bmac1_stats *new = bnx2x_sp(bp, mac_stats.bmac1_stats);
477
478		/* the macros below will use "bmac1_stats" type */
479		UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
480		UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
481		UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
482		UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
483		UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
484		UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
485		UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
486		UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
487		UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
488
489		UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
490		UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
491		UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
492		UPDATE_STAT64(tx_stat_gt127,
493				tx_stat_etherstatspkts65octetsto127octets);
494		UPDATE_STAT64(tx_stat_gt255,
495				tx_stat_etherstatspkts128octetsto255octets);
496		UPDATE_STAT64(tx_stat_gt511,
497				tx_stat_etherstatspkts256octetsto511octets);
498		UPDATE_STAT64(tx_stat_gt1023,
499				tx_stat_etherstatspkts512octetsto1023octets);
500		UPDATE_STAT64(tx_stat_gt1518,
501				tx_stat_etherstatspkts1024octetsto1522octets);
502		UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
503		UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
504		UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
505		UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
506		UPDATE_STAT64(tx_stat_gterr,
507				tx_stat_dot3statsinternalmactransmiterrors);
508		UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
509
510	} else {
511		struct bmac2_stats *new = bnx2x_sp(bp, mac_stats.bmac2_stats);
512
513		/* the macros below will use "bmac2_stats" type */
514		UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
515		UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
516		UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
517		UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
518		UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
519		UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
520		UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
521		UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
522		UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
523		UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
524		UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
525		UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
526		UPDATE_STAT64(tx_stat_gt127,
527				tx_stat_etherstatspkts65octetsto127octets);
528		UPDATE_STAT64(tx_stat_gt255,
529				tx_stat_etherstatspkts128octetsto255octets);
530		UPDATE_STAT64(tx_stat_gt511,
531				tx_stat_etherstatspkts256octetsto511octets);
532		UPDATE_STAT64(tx_stat_gt1023,
533				tx_stat_etherstatspkts512octetsto1023octets);
534		UPDATE_STAT64(tx_stat_gt1518,
535				tx_stat_etherstatspkts1024octetsto1522octets);
536		UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
537		UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
538		UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
539		UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
540		UPDATE_STAT64(tx_stat_gterr,
541				tx_stat_dot3statsinternalmactransmiterrors);
542		UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
543	}
544
545	estats->pause_frames_received_hi =
546				pstats->mac_stx[1].rx_stat_mac_xpf_hi;
547	estats->pause_frames_received_lo =
548				pstats->mac_stx[1].rx_stat_mac_xpf_lo;
549
550	estats->pause_frames_sent_hi =
551				pstats->mac_stx[1].tx_stat_outxoffsent_hi;
552	estats->pause_frames_sent_lo =
553				pstats->mac_stx[1].tx_stat_outxoffsent_lo;
554}
555
556static void bnx2x_mstat_stats_update(struct bnx2x *bp)
557{
558	struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
559	struct bnx2x_eth_stats *estats = &bp->eth_stats;
560
561	struct mstat_stats *new = bnx2x_sp(bp, mac_stats.mstat_stats);
562
563	ADD_STAT64(stats_rx.rx_grerb, rx_stat_ifhcinbadoctets);
564	ADD_STAT64(stats_rx.rx_grfcs, rx_stat_dot3statsfcserrors);
565	ADD_STAT64(stats_rx.rx_grund, rx_stat_etherstatsundersizepkts);
566	ADD_STAT64(stats_rx.rx_grovr, rx_stat_dot3statsframestoolong);
567	ADD_STAT64(stats_rx.rx_grfrg, rx_stat_etherstatsfragments);
568	ADD_STAT64(stats_rx.rx_grxcf, rx_stat_maccontrolframesreceived);
569	ADD_STAT64(stats_rx.rx_grxpf, rx_stat_xoffstateentered);
570	ADD_STAT64(stats_rx.rx_grxpf, rx_stat_mac_xpf);
571	ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_outxoffsent);
572	ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_flowcontroldone);
573
574
575	ADD_STAT64(stats_tx.tx_gt64, tx_stat_etherstatspkts64octets);
576	ADD_STAT64(stats_tx.tx_gt127,
577			tx_stat_etherstatspkts65octetsto127octets);
578	ADD_STAT64(stats_tx.tx_gt255,
579			tx_stat_etherstatspkts128octetsto255octets);
580	ADD_STAT64(stats_tx.tx_gt511,
581			tx_stat_etherstatspkts256octetsto511octets);
582	ADD_STAT64(stats_tx.tx_gt1023,
583			tx_stat_etherstatspkts512octetsto1023octets);
584	ADD_STAT64(stats_tx.tx_gt1518,
585			tx_stat_etherstatspkts1024octetsto1522octets);
586	ADD_STAT64(stats_tx.tx_gt2047, tx_stat_mac_2047);
587
588	ADD_STAT64(stats_tx.tx_gt4095, tx_stat_mac_4095);
589	ADD_STAT64(stats_tx.tx_gt9216, tx_stat_mac_9216);
590	ADD_STAT64(stats_tx.tx_gt16383, tx_stat_mac_16383);
591
592	ADD_STAT64(stats_tx.tx_gterr,
593			tx_stat_dot3statsinternalmactransmiterrors);
594	ADD_STAT64(stats_tx.tx_gtufl, tx_stat_mac_ufl);
595
596	ADD_64(estats->etherstatspkts1024octetsto1522octets_hi,
597	       new->stats_tx.tx_gt1518_hi,
598	       estats->etherstatspkts1024octetsto1522octets_lo,
599	       new->stats_tx.tx_gt1518_lo);
600
601	ADD_64(estats->etherstatspktsover1522octets_hi,
602	       new->stats_tx.tx_gt2047_hi,
603	       estats->etherstatspktsover1522octets_lo,
604	       new->stats_tx.tx_gt2047_lo);
605
606	ADD_64(estats->etherstatspktsover1522octets_hi,
607	       new->stats_tx.tx_gt4095_hi,
608	       estats->etherstatspktsover1522octets_lo,
609	       new->stats_tx.tx_gt4095_lo);
610
611	ADD_64(estats->etherstatspktsover1522octets_hi,
612	       new->stats_tx.tx_gt9216_hi,
613	       estats->etherstatspktsover1522octets_lo,
614	       new->stats_tx.tx_gt9216_lo);
615
616
617	ADD_64(estats->etherstatspktsover1522octets_hi,
618	       new->stats_tx.tx_gt16383_hi,
619	       estats->etherstatspktsover1522octets_lo,
620	       new->stats_tx.tx_gt16383_lo);
621
622	estats->pause_frames_received_hi =
623				pstats->mac_stx[1].rx_stat_mac_xpf_hi;
624	estats->pause_frames_received_lo =
625				pstats->mac_stx[1].rx_stat_mac_xpf_lo;
626
627	estats->pause_frames_sent_hi =
628				pstats->mac_stx[1].tx_stat_outxoffsent_hi;
629	estats->pause_frames_sent_lo =
630				pstats->mac_stx[1].tx_stat_outxoffsent_lo;
631}
632
633static void bnx2x_emac_stats_update(struct bnx2x *bp)
634{
635	struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
636	struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
637	struct bnx2x_eth_stats *estats = &bp->eth_stats;
638
639	UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
640	UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
641	UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
642	UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
643	UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
644	UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
645	UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
646	UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
647	UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
648	UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
649	UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
650	UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
651	UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
652	UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
653	UPDATE_EXTEND_STAT(tx_stat_outxonsent);
654	UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
655	UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
656	UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
657	UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
658	UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
659	UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
660	UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
661	UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
662	UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
663	UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
664	UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
665	UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
666	UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
667	UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
668	UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
669	UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
670
671	estats->pause_frames_received_hi =
672			pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
673	estats->pause_frames_received_lo =
674			pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
675	ADD_64(estats->pause_frames_received_hi,
676	       pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
677	       estats->pause_frames_received_lo,
678	       pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
679
680	estats->pause_frames_sent_hi =
681			pstats->mac_stx[1].tx_stat_outxonsent_hi;
682	estats->pause_frames_sent_lo =
683			pstats->mac_stx[1].tx_stat_outxonsent_lo;
684	ADD_64(estats->pause_frames_sent_hi,
685	       pstats->mac_stx[1].tx_stat_outxoffsent_hi,
686	       estats->pause_frames_sent_lo,
687	       pstats->mac_stx[1].tx_stat_outxoffsent_lo);
688}
689
690static int bnx2x_hw_stats_update(struct bnx2x *bp)
691{
692	struct nig_stats *new = bnx2x_sp(bp, nig_stats);
693	struct nig_stats *old = &(bp->port.old_nig_stats);
694	struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
695	struct bnx2x_eth_stats *estats = &bp->eth_stats;
696	struct {
697		u32 lo;
698		u32 hi;
699	} diff;
700
701	switch (bp->link_vars.mac_type) {
702	case MAC_TYPE_BMAC:
703		bnx2x_bmac_stats_update(bp);
704		break;
705
706	case MAC_TYPE_EMAC:
707		bnx2x_emac_stats_update(bp);
708		break;
709
710	case MAC_TYPE_UMAC:
711	case MAC_TYPE_XMAC:
712		bnx2x_mstat_stats_update(bp);
713		break;
714
715	case MAC_TYPE_NONE: /* unreached */
716		BNX2X_ERR("stats updated by DMAE but no MAC active\n");
717		return -1;
718
719	default: /* unreached */
720		BNX2X_ERR("Unknown MAC type\n");
721	}
722
723	ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
724		      new->brb_discard - old->brb_discard);
725	ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
726		      new->brb_truncate - old->brb_truncate);
727
728	if (!CHIP_IS_E3(bp)) {
729		UPDATE_STAT64_NIG(egress_mac_pkt0,
730					etherstatspkts1024octetsto1522octets);
731		UPDATE_STAT64_NIG(egress_mac_pkt1,
732					etherstatspktsover1522octets);
733	}
734
735	memcpy(old, new, sizeof(struct nig_stats));
736
737	memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]),
738	       sizeof(struct mac_stx));
739	estats->brb_drop_hi = pstats->brb_drop_hi;
740	estats->brb_drop_lo = pstats->brb_drop_lo;
741
742	pstats->host_port_stats_start = ++pstats->host_port_stats_end;
743
744	if (!BP_NOMCP(bp)) {
745		u32 nig_timer_max =
746			SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
747		if (nig_timer_max != estats->nig_timer_max) {
748			estats->nig_timer_max = nig_timer_max;
749			BNX2X_ERR("NIG timer max (%u)\n",
750				  estats->nig_timer_max);
751		}
752	}
753
754	return 0;
755}
756
757static int bnx2x_storm_stats_update(struct bnx2x *bp)
758{
759	struct tstorm_per_port_stats *tport =
760				&bp->fw_stats_data->port.tstorm_port_statistics;
761	struct tstorm_per_pf_stats *tfunc =
762				&bp->fw_stats_data->pf.tstorm_pf_statistics;
763	struct host_func_stats *fstats = bnx2x_sp(bp, func_stats);
764	struct bnx2x_eth_stats *estats = &bp->eth_stats;
765	struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
766	int i;
767	u16 cur_stats_counter;
768
769	/* Make sure we use the value of the counter
770	 * used for sending the last stats ramrod.
771	 */
772	spin_lock_bh(&bp->stats_lock);
773	cur_stats_counter = bp->stats_counter - 1;
774	spin_unlock_bh(&bp->stats_lock);
775
776	/* are storm stats valid? */
777	if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
778		DP(BNX2X_MSG_STATS, "stats not updated by xstorm"
779		   "  xstorm counter (0x%x) != stats_counter (0x%x)\n",
780		   le16_to_cpu(counters->xstats_counter), bp->stats_counter);
781		return -EAGAIN;
782	}
783
784	if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
785		DP(BNX2X_MSG_STATS, "stats not updated by ustorm"
786		   "  ustorm counter (0x%x) != stats_counter (0x%x)\n",
787		   le16_to_cpu(counters->ustats_counter), bp->stats_counter);
788		return -EAGAIN;
789	}
790
791	if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
792		DP(BNX2X_MSG_STATS, "stats not updated by cstorm"
793		   "  cstorm counter (0x%x) != stats_counter (0x%x)\n",
794		   le16_to_cpu(counters->cstats_counter), bp->stats_counter);
795		return -EAGAIN;
796	}
797
798	if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
799		DP(BNX2X_MSG_STATS, "stats not updated by tstorm"
800		   "  tstorm counter (0x%x) != stats_counter (0x%x)\n",
801		   le16_to_cpu(counters->tstats_counter), bp->stats_counter);
802		return -EAGAIN;
803	}
804
805	memcpy(&(fstats->total_bytes_received_hi),
806	       &(bnx2x_sp(bp, func_stats_base)->total_bytes_received_hi),
807	       sizeof(struct host_func_stats) - 2*sizeof(u32));
808	estats->error_bytes_received_hi = 0;
809	estats->error_bytes_received_lo = 0;
810	estats->etherstatsoverrsizepkts_hi = 0;
811	estats->etherstatsoverrsizepkts_lo = 0;
812	estats->no_buff_discard_hi = 0;
813	estats->no_buff_discard_lo = 0;
814	estats->total_tpa_aggregations_hi = 0;
815	estats->total_tpa_aggregations_lo = 0;
816	estats->total_tpa_aggregated_frames_hi = 0;
817	estats->total_tpa_aggregated_frames_lo = 0;
818	estats->total_tpa_bytes_hi = 0;
819	estats->total_tpa_bytes_lo = 0;
820
821	for_each_eth_queue(bp, i) {
822		struct bnx2x_fastpath *fp = &bp->fp[i];
823		struct tstorm_per_queue_stats *tclient =
824			&bp->fw_stats_data->queue_stats[i].
825			tstorm_queue_statistics;
826		struct tstorm_per_queue_stats *old_tclient = &fp->old_tclient;
827		struct ustorm_per_queue_stats *uclient =
828			&bp->fw_stats_data->queue_stats[i].
829			ustorm_queue_statistics;
830		struct ustorm_per_queue_stats *old_uclient = &fp->old_uclient;
831		struct xstorm_per_queue_stats *xclient =
832			&bp->fw_stats_data->queue_stats[i].
833			xstorm_queue_statistics;
834		struct xstorm_per_queue_stats *old_xclient = &fp->old_xclient;
835		struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
836		u32 diff;
837
838		DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, "
839				    "bcast_sent 0x%x mcast_sent 0x%x\n",
840		   i, xclient->ucast_pkts_sent,
841		   xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
842
843		DP(BNX2X_MSG_STATS, "---------------\n");
844
845		qstats->total_broadcast_bytes_received_hi =
846			le32_to_cpu(tclient->rcv_bcast_bytes.hi);
847		qstats->total_broadcast_bytes_received_lo =
848			le32_to_cpu(tclient->rcv_bcast_bytes.lo);
849
850		qstats->total_multicast_bytes_received_hi =
851			le32_to_cpu(tclient->rcv_mcast_bytes.hi);
852		qstats->total_multicast_bytes_received_lo =
853			le32_to_cpu(tclient->rcv_mcast_bytes.lo);
854
855		qstats->total_unicast_bytes_received_hi =
856			le32_to_cpu(tclient->rcv_ucast_bytes.hi);
857		qstats->total_unicast_bytes_received_lo =
858			le32_to_cpu(tclient->rcv_ucast_bytes.lo);
859
860		/*
861		 * sum to total_bytes_received all
862		 * unicast/multicast/broadcast
863		 */
864		qstats->total_bytes_received_hi =
865			qstats->total_broadcast_bytes_received_hi;
866		qstats->total_bytes_received_lo =
867			qstats->total_broadcast_bytes_received_lo;
868
869		ADD_64(qstats->total_bytes_received_hi,
870		       qstats->total_multicast_bytes_received_hi,
871		       qstats->total_bytes_received_lo,
872		       qstats->total_multicast_bytes_received_lo);
873
874		ADD_64(qstats->total_bytes_received_hi,
875		       qstats->total_unicast_bytes_received_hi,
876		       qstats->total_bytes_received_lo,
877		       qstats->total_unicast_bytes_received_lo);
878
879		qstats->valid_bytes_received_hi =
880					qstats->total_bytes_received_hi;
881		qstats->valid_bytes_received_lo =
882					qstats->total_bytes_received_lo;
883
884
885		UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
886					total_unicast_packets_received);
887		UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
888					total_multicast_packets_received);
889		UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
890					total_broadcast_packets_received);
891		UPDATE_EXTEND_TSTAT(pkts_too_big_discard,
892					etherstatsoverrsizepkts);
893		UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard);
894
895		SUB_EXTEND_USTAT(ucast_no_buff_pkts,
896					total_unicast_packets_received);
897		SUB_EXTEND_USTAT(mcast_no_buff_pkts,
898					total_multicast_packets_received);
899		SUB_EXTEND_USTAT(bcast_no_buff_pkts,
900					total_broadcast_packets_received);
901		UPDATE_EXTEND_USTAT(ucast_no_buff_pkts, no_buff_discard);
902		UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard);
903		UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard);
904
905		qstats->total_broadcast_bytes_transmitted_hi =
906			le32_to_cpu(xclient->bcast_bytes_sent.hi);
907		qstats->total_broadcast_bytes_transmitted_lo =
908			le32_to_cpu(xclient->bcast_bytes_sent.lo);
909
910		qstats->total_multicast_bytes_transmitted_hi =
911			le32_to_cpu(xclient->mcast_bytes_sent.hi);
912		qstats->total_multicast_bytes_transmitted_lo =
913			le32_to_cpu(xclient->mcast_bytes_sent.lo);
914
915		qstats->total_unicast_bytes_transmitted_hi =
916			le32_to_cpu(xclient->ucast_bytes_sent.hi);
917		qstats->total_unicast_bytes_transmitted_lo =
918			le32_to_cpu(xclient->ucast_bytes_sent.lo);
919		/*
920		 * sum to total_bytes_transmitted all
921		 * unicast/multicast/broadcast
922		 */
923		qstats->total_bytes_transmitted_hi =
924				qstats->total_unicast_bytes_transmitted_hi;
925		qstats->total_bytes_transmitted_lo =
926				qstats->total_unicast_bytes_transmitted_lo;
927
928		ADD_64(qstats->total_bytes_transmitted_hi,
929		       qstats->total_broadcast_bytes_transmitted_hi,
930		       qstats->total_bytes_transmitted_lo,
931		       qstats->total_broadcast_bytes_transmitted_lo);
932
933		ADD_64(qstats->total_bytes_transmitted_hi,
934		       qstats->total_multicast_bytes_transmitted_hi,
935		       qstats->total_bytes_transmitted_lo,
936		       qstats->total_multicast_bytes_transmitted_lo);
937
938		UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
939					total_unicast_packets_transmitted);
940		UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
941					total_multicast_packets_transmitted);
942		UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
943					total_broadcast_packets_transmitted);
944
945		UPDATE_EXTEND_TSTAT(checksum_discard,
946				    total_packets_received_checksum_discarded);
947		UPDATE_EXTEND_TSTAT(ttl0_discard,
948				    total_packets_received_ttl0_discarded);
949
950		UPDATE_EXTEND_XSTAT(error_drop_pkts,
951				    total_transmitted_dropped_packets_error);
952
953		/* TPA aggregations completed */
954		UPDATE_EXTEND_USTAT(coalesced_events, total_tpa_aggregations);
955		/* Number of network frames aggregated by TPA */
956		UPDATE_EXTEND_USTAT(coalesced_pkts,
957				    total_tpa_aggregated_frames);
958		/* Total number of bytes in completed TPA aggregations */
959		qstats->total_tpa_bytes_lo =
960			le32_to_cpu(uclient->coalesced_bytes.lo);
961		qstats->total_tpa_bytes_hi =
962			le32_to_cpu(uclient->coalesced_bytes.hi);
963
964		/* TPA stats per-function */
965		ADD_64(estats->total_tpa_aggregations_hi,
966		       qstats->total_tpa_aggregations_hi,
967		       estats->total_tpa_aggregations_lo,
968		       qstats->total_tpa_aggregations_lo);
969		ADD_64(estats->total_tpa_aggregated_frames_hi,
970		       qstats->total_tpa_aggregated_frames_hi,
971		       estats->total_tpa_aggregated_frames_lo,
972		       qstats->total_tpa_aggregated_frames_lo);
973		ADD_64(estats->total_tpa_bytes_hi,
974		       qstats->total_tpa_bytes_hi,
975		       estats->total_tpa_bytes_lo,
976		       qstats->total_tpa_bytes_lo);
977
978		ADD_64(fstats->total_bytes_received_hi,
979		       qstats->total_bytes_received_hi,
980		       fstats->total_bytes_received_lo,
981		       qstats->total_bytes_received_lo);
982		ADD_64(fstats->total_bytes_transmitted_hi,
983		       qstats->total_bytes_transmitted_hi,
984		       fstats->total_bytes_transmitted_lo,
985		       qstats->total_bytes_transmitted_lo);
986		ADD_64(fstats->total_unicast_packets_received_hi,
987		       qstats->total_unicast_packets_received_hi,
988		       fstats->total_unicast_packets_received_lo,
989		       qstats->total_unicast_packets_received_lo);
990		ADD_64(fstats->total_multicast_packets_received_hi,
991		       qstats->total_multicast_packets_received_hi,
992		       fstats->total_multicast_packets_received_lo,
993		       qstats->total_multicast_packets_received_lo);
994		ADD_64(fstats->total_broadcast_packets_received_hi,
995		       qstats->total_broadcast_packets_received_hi,
996		       fstats->total_broadcast_packets_received_lo,
997		       qstats->total_broadcast_packets_received_lo);
998		ADD_64(fstats->total_unicast_packets_transmitted_hi,
999		       qstats->total_unicast_packets_transmitted_hi,
1000		       fstats->total_unicast_packets_transmitted_lo,
1001		       qstats->total_unicast_packets_transmitted_lo);
1002		ADD_64(fstats->total_multicast_packets_transmitted_hi,
1003		       qstats->total_multicast_packets_transmitted_hi,
1004		       fstats->total_multicast_packets_transmitted_lo,
1005		       qstats->total_multicast_packets_transmitted_lo);
1006		ADD_64(fstats->total_broadcast_packets_transmitted_hi,
1007		       qstats->total_broadcast_packets_transmitted_hi,
1008		       fstats->total_broadcast_packets_transmitted_lo,
1009		       qstats->total_broadcast_packets_transmitted_lo);
1010		ADD_64(fstats->valid_bytes_received_hi,
1011		       qstats->valid_bytes_received_hi,
1012		       fstats->valid_bytes_received_lo,
1013		       qstats->valid_bytes_received_lo);
1014
1015		ADD_64(estats->etherstatsoverrsizepkts_hi,
1016		       qstats->etherstatsoverrsizepkts_hi,
1017		       estats->etherstatsoverrsizepkts_lo,
1018		       qstats->etherstatsoverrsizepkts_lo);
1019		ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi,
1020		       estats->no_buff_discard_lo, qstats->no_buff_discard_lo);
1021	}
1022
1023	ADD_64(fstats->total_bytes_received_hi,
1024	       estats->rx_stat_ifhcinbadoctets_hi,
1025	       fstats->total_bytes_received_lo,
1026	       estats->rx_stat_ifhcinbadoctets_lo);
1027
1028	ADD_64(fstats->total_bytes_received_hi,
1029	       tfunc->rcv_error_bytes.hi,
1030	       fstats->total_bytes_received_lo,
1031	       tfunc->rcv_error_bytes.lo);
1032
1033	memcpy(estats, &(fstats->total_bytes_received_hi),
1034	       sizeof(struct host_func_stats) - 2*sizeof(u32));
1035
1036	ADD_64(estats->error_bytes_received_hi,
1037	       tfunc->rcv_error_bytes.hi,
1038	       estats->error_bytes_received_lo,
1039	       tfunc->rcv_error_bytes.lo);
1040
1041	ADD_64(estats->etherstatsoverrsizepkts_hi,
1042	       estats->rx_stat_dot3statsframestoolong_hi,
1043	       estats->etherstatsoverrsizepkts_lo,
1044	       estats->rx_stat_dot3statsframestoolong_lo);
1045	ADD_64(estats->error_bytes_received_hi,
1046	       estats->rx_stat_ifhcinbadoctets_hi,
1047	       estats->error_bytes_received_lo,
1048	       estats->rx_stat_ifhcinbadoctets_lo);
1049
1050	if (bp->port.pmf) {
1051		estats->mac_filter_discard =
1052				le32_to_cpu(tport->mac_filter_discard);
1053		estats->mf_tag_discard =
1054				le32_to_cpu(tport->mf_tag_discard);
1055		estats->brb_truncate_discard =
1056				le32_to_cpu(tport->brb_truncate_discard);
1057		estats->mac_discard = le32_to_cpu(tport->mac_discard);
1058	}
1059
1060	fstats->host_func_stats_start = ++fstats->host_func_stats_end;
1061
1062	bp->stats_pending = 0;
1063
1064	return 0;
1065}
1066
1067static void bnx2x_net_stats_update(struct bnx2x *bp)
1068{
1069	struct bnx2x_eth_stats *estats = &bp->eth_stats;
1070	struct net_device_stats *nstats = &bp->dev->stats;
1071	unsigned long tmp;
1072	int i;
1073
1074	nstats->rx_packets =
1075		bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
1076		bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
1077		bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
1078
1079	nstats->tx_packets =
1080		bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
1081		bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
1082		bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
1083
1084	nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
1085
1086	nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
1087
1088	tmp = estats->mac_discard;
1089	for_each_rx_queue(bp, i)
1090		tmp += le32_to_cpu(bp->fp[i].old_tclient.checksum_discard);
1091	nstats->rx_dropped = tmp;
1092
1093	nstats->tx_dropped = 0;
1094
1095	nstats->multicast =
1096		bnx2x_hilo(&estats->total_multicast_packets_received_hi);
1097
1098	nstats->collisions =
1099		bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
1100
1101	nstats->rx_length_errors =
1102		bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
1103		bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
1104	nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
1105				 bnx2x_hilo(&estats->brb_truncate_hi);
1106	nstats->rx_crc_errors =
1107		bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
1108	nstats->rx_frame_errors =
1109		bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
1110	nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
1111	nstats->rx_missed_errors = 0;
1112
1113	nstats->rx_errors = nstats->rx_length_errors +
1114			    nstats->rx_over_errors +
1115			    nstats->rx_crc_errors +
1116			    nstats->rx_frame_errors +
1117			    nstats->rx_fifo_errors +
1118			    nstats->rx_missed_errors;
1119
1120	nstats->tx_aborted_errors =
1121		bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
1122		bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
1123	nstats->tx_carrier_errors =
1124		bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
1125	nstats->tx_fifo_errors = 0;
1126	nstats->tx_heartbeat_errors = 0;
1127	nstats->tx_window_errors = 0;
1128
1129	nstats->tx_errors = nstats->tx_aborted_errors +
1130			    nstats->tx_carrier_errors +
1131	    bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
1132}
1133
1134static void bnx2x_drv_stats_update(struct bnx2x *bp)
1135{
1136	struct bnx2x_eth_stats *estats = &bp->eth_stats;
1137	int i;
1138
1139	estats->driver_xoff = 0;
1140	estats->rx_err_discard_pkt = 0;
1141	estats->rx_skb_alloc_failed = 0;
1142	estats->hw_csum_err = 0;
1143	for_each_queue(bp, i) {
1144		struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats;
1145
1146		estats->driver_xoff += qstats->driver_xoff;
1147		estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt;
1148		estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed;
1149		estats->hw_csum_err += qstats->hw_csum_err;
1150	}
1151}
1152
1153static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
1154{
1155	u32 val;
1156
1157	if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
1158		val = SHMEM2_RD(bp, edebug_driver_if[1]);
1159
1160		if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
1161			return true;
1162	}
1163
1164	return false;
1165}
1166
1167static void bnx2x_stats_update(struct bnx2x *bp)
1168{
1169	u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1170
1171	if (bnx2x_edebug_stats_stopped(bp))
1172		return;
1173
1174	if (*stats_comp != DMAE_COMP_VAL)
1175		return;
1176
1177	if (bp->port.pmf)
1178		bnx2x_hw_stats_update(bp);
1179
1180	if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) {
1181		BNX2X_ERR("storm stats were not updated for 3 times\n");
1182		bnx2x_panic();
1183		return;
1184	}
1185
1186	bnx2x_net_stats_update(bp);
1187	bnx2x_drv_stats_update(bp);
1188
1189	if (netif_msg_timer(bp)) {
1190		struct bnx2x_eth_stats *estats = &bp->eth_stats;
1191		int i, cos;
1192
1193		netdev_dbg(bp->dev, "brb drops %u  brb truncate %u\n",
1194		       estats->brb_drop_lo, estats->brb_truncate_lo);
1195
1196		for_each_eth_queue(bp, i) {
1197			struct bnx2x_fastpath *fp = &bp->fp[i];
1198			struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1199
1200			pr_debug("%s: rx usage(%4u)  *rx_cons_sb(%u)  rx pkt(%lu)  rx calls(%lu %lu)\n",
1201				 fp->name, (le16_to_cpu(*fp->rx_cons_sb) -
1202					    fp->rx_comp_cons),
1203				 le16_to_cpu(*fp->rx_cons_sb),
1204				 bnx2x_hilo(&qstats->
1205					    total_unicast_packets_received_hi),
1206				 fp->rx_calls, fp->rx_pkt);
1207		}
1208
1209		for_each_eth_queue(bp, i) {
1210			struct bnx2x_fastpath *fp = &bp->fp[i];
1211			struct bnx2x_fp_txdata *txdata;
1212			struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1213			struct netdev_queue *txq;
1214
1215			pr_debug("%s: tx pkt(%lu) (Xoff events %u)",
1216				 fp->name,
1217				 bnx2x_hilo(
1218					 &qstats->total_unicast_packets_transmitted_hi),
1219				 qstats->driver_xoff);
1220
1221			for_each_cos_in_tx_queue(fp, cos) {
1222				txdata = &fp->txdata[cos];
1223				txq = netdev_get_tx_queue(bp->dev,
1224						FP_COS_TO_TXQ(fp, cos));
1225
1226				pr_debug("%d: tx avail(%4u)  *tx_cons_sb(%u)  tx calls (%lu)  %s\n",
1227					 cos,
1228					 bnx2x_tx_avail(bp, txdata),
1229					 le16_to_cpu(*txdata->tx_cons_sb),
1230					 txdata->tx_pkt,
1231					 (netif_tx_queue_stopped(txq) ?
1232					  "Xoff" : "Xon")
1233					);
1234			}
1235		}
1236	}
1237
1238	bnx2x_hw_stats_post(bp);
1239	bnx2x_storm_stats_post(bp);
1240}
1241
1242static void bnx2x_port_stats_stop(struct bnx2x *bp)
1243{
1244	struct dmae_command *dmae;
1245	u32 opcode;
1246	int loader_idx = PMF_DMAE_C(bp);
1247	u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1248
1249	bp->executer_idx = 0;
1250
1251	opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
1252
1253	if (bp->port.port_stx) {
1254
1255		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1256		if (bp->func_stx)
1257			dmae->opcode = bnx2x_dmae_opcode_add_comp(
1258						opcode, DMAE_COMP_GRC);
1259		else
1260			dmae->opcode = bnx2x_dmae_opcode_add_comp(
1261						opcode, DMAE_COMP_PCI);
1262
1263		dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1264		dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1265		dmae->dst_addr_lo = bp->port.port_stx >> 2;
1266		dmae->dst_addr_hi = 0;
1267		dmae->len = sizeof(struct host_port_stats) >> 2;
1268		if (bp->func_stx) {
1269			dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
1270			dmae->comp_addr_hi = 0;
1271			dmae->comp_val = 1;
1272		} else {
1273			dmae->comp_addr_lo =
1274				U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1275			dmae->comp_addr_hi =
1276				U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1277			dmae->comp_val = DMAE_COMP_VAL;
1278
1279			*stats_comp = 0;
1280		}
1281	}
1282
1283	if (bp->func_stx) {
1284
1285		dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1286		dmae->opcode =
1287			bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
1288		dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
1289		dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
1290		dmae->dst_addr_lo = bp->func_stx >> 2;
1291		dmae->dst_addr_hi = 0;
1292		dmae->len = sizeof(struct host_func_stats) >> 2;
1293		dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1294		dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1295		dmae->comp_val = DMAE_COMP_VAL;
1296
1297		*stats_comp = 0;
1298	}
1299}
1300
1301static void bnx2x_stats_stop(struct bnx2x *bp)
1302{
1303	int update = 0;
1304
1305	bnx2x_stats_comp(bp);
1306
1307	if (bp->port.pmf)
1308		update = (bnx2x_hw_stats_update(bp) == 0);
1309
1310	update |= (bnx2x_storm_stats_update(bp) == 0);
1311
1312	if (update) {
1313		bnx2x_net_stats_update(bp);
1314
1315		if (bp->port.pmf)
1316			bnx2x_port_stats_stop(bp);
1317
1318		bnx2x_hw_stats_post(bp);
1319		bnx2x_stats_comp(bp);
1320	}
1321}
1322
1323static void bnx2x_stats_do_nothing(struct bnx2x *bp)
1324{
1325}
1326
1327static const struct {
1328	void (*action)(struct bnx2x *bp);
1329	enum bnx2x_stats_state next_state;
1330} bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
1331/* state	event	*/
1332{
1333/* DISABLED	PMF	*/ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
1334/*		LINK_UP	*/ {bnx2x_stats_start,      STATS_STATE_ENABLED},
1335/*		UPDATE	*/ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
1336/*		STOP	*/ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
1337},
1338{
1339/* ENABLED	PMF	*/ {bnx2x_stats_pmf_start,  STATS_STATE_ENABLED},
1340/*		LINK_UP	*/ {bnx2x_stats_restart,    STATS_STATE_ENABLED},
1341/*		UPDATE	*/ {bnx2x_stats_update,     STATS_STATE_ENABLED},
1342/*		STOP	*/ {bnx2x_stats_stop,       STATS_STATE_DISABLED}
1343}
1344};
1345
1346void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
1347{
1348	enum bnx2x_stats_state state;
1349	if (unlikely(bp->panic))
1350		return;
1351	bnx2x_stats_stm[bp->stats_state][event].action(bp);
1352	spin_lock_bh(&bp->stats_lock);
1353	state = bp->stats_state;
1354	bp->stats_state = bnx2x_stats_stm[state][event].next_state;
1355	spin_unlock_bh(&bp->stats_lock);
1356
1357	if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
1358		DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
1359		   state, event, bp->stats_state);
1360}
1361
1362static void bnx2x_port_stats_base_init(struct bnx2x *bp)
1363{
1364	struct dmae_command *dmae;
1365	u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1366
1367	/* sanity */
1368	if (!bp->port.pmf || !bp->port.port_stx) {
1369		BNX2X_ERR("BUG!\n");
1370		return;
1371	}
1372
1373	bp->executer_idx = 0;
1374
1375	dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1376	dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
1377					 true, DMAE_COMP_PCI);
1378	dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1379	dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1380	dmae->dst_addr_lo = bp->port.port_stx >> 2;
1381	dmae->dst_addr_hi = 0;
1382	dmae->len = sizeof(struct host_port_stats) >> 2;
1383	dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1384	dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1385	dmae->comp_val = DMAE_COMP_VAL;
1386
1387	*stats_comp = 0;
1388	bnx2x_hw_stats_post(bp);
1389	bnx2x_stats_comp(bp);
1390}
1391
1392static void bnx2x_func_stats_base_init(struct bnx2x *bp)
1393{
1394	int vn, vn_max = IS_MF(bp) ? E1HVN_MAX : E1VN_MAX;
1395	u32 func_stx;
1396
1397	/* sanity */
1398	if (!bp->port.pmf || !bp->func_stx) {
1399		BNX2X_ERR("BUG!\n");
1400		return;
1401	}
1402
1403	/* save our func_stx */
1404	func_stx = bp->func_stx;
1405
1406	for (vn = VN_0; vn < vn_max; vn++) {
1407		int mb_idx = CHIP_IS_E1x(bp) ? 2*vn + BP_PORT(bp) : vn;
1408
1409		bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1410		bnx2x_func_stats_init(bp);
1411		bnx2x_hw_stats_post(bp);
1412		bnx2x_stats_comp(bp);
1413	}
1414
1415	/* restore our func_stx */
1416	bp->func_stx = func_stx;
1417}
1418
1419static void bnx2x_func_stats_base_update(struct bnx2x *bp)
1420{
1421	struct dmae_command *dmae = &bp->stats_dmae;
1422	u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1423
1424	/* sanity */
1425	if (!bp->func_stx) {
1426		BNX2X_ERR("BUG!\n");
1427		return;
1428	}
1429
1430	bp->executer_idx = 0;
1431	memset(dmae, 0, sizeof(struct dmae_command));
1432
1433	dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
1434					 true, DMAE_COMP_PCI);
1435	dmae->src_addr_lo = bp->func_stx >> 2;
1436	dmae->src_addr_hi = 0;
1437	dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats_base));
1438	dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats_base));
1439	dmae->len = sizeof(struct host_func_stats) >> 2;
1440	dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1441	dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1442	dmae->comp_val = DMAE_COMP_VAL;
1443
1444	*stats_comp = 0;
1445	bnx2x_hw_stats_post(bp);
1446	bnx2x_stats_comp(bp);
1447}
1448
1449/**
1450 * This function will prepare the statistics ramrod data the way
1451 * we will only have to increment the statistics counter and
1452 * send the ramrod each time we have to.
1453 *
1454 * @param bp
1455 */
1456static inline void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
1457{
1458	int i;
1459	struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
1460
1461	dma_addr_t cur_data_offset;
1462	struct stats_query_entry *cur_query_entry;
1463
1464	stats_hdr->cmd_num = bp->fw_stats_num;
1465	stats_hdr->drv_stats_counter = 0;
1466
1467	/* storm_counters struct contains the counters of completed
1468	 * statistics requests per storm which are incremented by FW
1469	 * each time it completes hadning a statistics ramrod. We will
1470	 * check these counters in the timer handler and discard a
1471	 * (statistics) ramrod completion.
1472	 */
1473	cur_data_offset = bp->fw_stats_data_mapping +
1474		offsetof(struct bnx2x_fw_stats_data, storm_counters);
1475
1476	stats_hdr->stats_counters_addrs.hi =
1477		cpu_to_le32(U64_HI(cur_data_offset));
1478	stats_hdr->stats_counters_addrs.lo =
1479		cpu_to_le32(U64_LO(cur_data_offset));
1480
1481	/* prepare to the first stats ramrod (will be completed with
1482	 * the counters equal to zero) - init counters to somethig different.
1483	 */
1484	memset(&bp->fw_stats_data->storm_counters, 0xff,
1485	       sizeof(struct stats_counter));
1486
1487	/**** Port FW statistics data ****/
1488	cur_data_offset = bp->fw_stats_data_mapping +
1489		offsetof(struct bnx2x_fw_stats_data, port);
1490
1491	cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
1492
1493	cur_query_entry->kind = STATS_TYPE_PORT;
1494	/* For port query index is a DONT CARE */
1495	cur_query_entry->index = BP_PORT(bp);
1496	/* For port query funcID is a DONT CARE */
1497	cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1498	cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1499	cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1500
1501	/**** PF FW statistics data ****/
1502	cur_data_offset = bp->fw_stats_data_mapping +
1503		offsetof(struct bnx2x_fw_stats_data, pf);
1504
1505	cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
1506
1507	cur_query_entry->kind = STATS_TYPE_PF;
1508	/* For PF query index is a DONT CARE */
1509	cur_query_entry->index = BP_PORT(bp);
1510	cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1511	cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1512	cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1513
1514	/**** Clients' queries ****/
1515	cur_data_offset = bp->fw_stats_data_mapping +
1516		offsetof(struct bnx2x_fw_stats_data, queue_stats);
1517
1518	for_each_eth_queue(bp, i) {
1519		cur_query_entry =
1520			&bp->fw_stats_req->
1521					query[BNX2X_FIRST_QUEUE_QUERY_IDX + i];
1522
1523		cur_query_entry->kind = STATS_TYPE_QUEUE;
1524		cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
1525		cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1526		cur_query_entry->address.hi =
1527			cpu_to_le32(U64_HI(cur_data_offset));
1528		cur_query_entry->address.lo =
1529			cpu_to_le32(U64_LO(cur_data_offset));
1530
1531		cur_data_offset += sizeof(struct per_queue_stats);
1532	}
1533}
1534
1535void bnx2x_stats_init(struct bnx2x *bp)
1536{
1537	int /*abs*/port = BP_PORT(bp);
1538	int mb_idx = BP_FW_MB_IDX(bp);
1539	int i;
1540
1541	bp->stats_pending = 0;
1542	bp->executer_idx = 0;
1543	bp->stats_counter = 0;
1544
1545	/* port and func stats for management */
1546	if (!BP_NOMCP(bp)) {
1547		bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
1548		bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1549
1550	} else {
1551		bp->port.port_stx = 0;
1552		bp->func_stx = 0;
1553	}
1554	DP(BNX2X_MSG_STATS, "port_stx 0x%x  func_stx 0x%x\n",
1555	   bp->port.port_stx, bp->func_stx);
1556
1557	port = BP_PORT(bp);
1558	/* port stats */
1559	memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
1560	bp->port.old_nig_stats.brb_discard =
1561			REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
1562	bp->port.old_nig_stats.brb_truncate =
1563			REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
1564	if (!CHIP_IS_E3(bp)) {
1565		REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
1566			    &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2);
1567		REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
1568			    &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
1569	}
1570
1571	/* function stats */
1572	for_each_queue(bp, i) {
1573		struct bnx2x_fastpath *fp = &bp->fp[i];
1574
1575		memset(&fp->old_tclient, 0, sizeof(fp->old_tclient));
1576		memset(&fp->old_uclient, 0, sizeof(fp->old_uclient));
1577		memset(&fp->old_xclient, 0, sizeof(fp->old_xclient));
1578		memset(&fp->eth_q_stats, 0, sizeof(fp->eth_q_stats));
1579	}
1580
1581	/* Prepare statistics ramrod data */
1582	bnx2x_prep_fw_stats_req(bp);
1583
1584	memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
1585	memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
1586
1587	bp->stats_state = STATS_STATE_DISABLED;
1588
1589	if (bp->port.pmf) {
1590		if (bp->port.port_stx)
1591			bnx2x_port_stats_base_init(bp);
1592
1593		if (bp->func_stx)
1594			bnx2x_func_stats_base_init(bp);
1595
1596	} else if (bp->func_stx)
1597		bnx2x_func_stats_base_update(bp);
1598}
1599