bnx2x_stats.c revision 50f0a562f8cc9ed9d9f7f7380434c3c8646172d5
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		/* collect PFC stats */
545		DIFF_64(diff.hi, new->tx_stat_gtpp_hi,
546			pstats->pfc_frames_tx_hi,
547			diff.lo, new->tx_stat_gtpp_lo,
548			pstats->pfc_frames_tx_lo);
549		pstats->pfc_frames_tx_hi = new->tx_stat_gtpp_hi;
550		pstats->pfc_frames_tx_lo = new->tx_stat_gtpp_lo;
551		ADD_64(pstats->pfc_frames_tx_hi, diff.hi,
552			pstats->pfc_frames_tx_lo, diff.lo);
553
554		DIFF_64(diff.hi, new->rx_stat_grpp_hi,
555			pstats->pfc_frames_rx_hi,
556			diff.lo, new->rx_stat_grpp_lo,
557			pstats->pfc_frames_rx_lo);
558		pstats->pfc_frames_rx_hi = new->rx_stat_grpp_hi;
559		pstats->pfc_frames_rx_lo = new->rx_stat_grpp_lo;
560		ADD_64(pstats->pfc_frames_rx_hi, diff.hi,
561			pstats->pfc_frames_rx_lo, diff.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
584static 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
675static 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
732static 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
800static 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	       tfunc->rcv_error_bytes.hi,
1073	       fstats->total_bytes_received_lo,
1074	       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	       tfunc->rcv_error_bytes.hi,
1081	       estats->error_bytes_received_lo,
1082	       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
1110static 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
1177static 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
1196static 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
1210static 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
1285static 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 = sizeof(struct host_port_stats) >> 2;
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
1344static 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
1366static void bnx2x_stats_do_nothing(struct bnx2x *bp)
1367{
1368}
1369
1370static 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
1389void 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
1407static 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 = sizeof(struct host_port_stats) >> 2;
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
1437static 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
1464static 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 */
1501static 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
1622void 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}
1686