summaryrefslogtreecommitdiffstats
path: root/drivers/net/bnx2x.h
blob: bdfe084b8abeefb19a1b2851d0ce0c1b899abb90 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
/* bnx2x.h: Broadcom Everest network driver.
 *
 * Copyright (c) 2007-2010 Broadcom Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation.
 *
 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
 * Written by: Eliezer Tamir
 * Based on code from Michael Chan's bnx2 driver
 */

#ifndef BNX2X_H
#define BNX2X_H

/* compilation time flags */

/* define this to make the driver freeze on error to allow getting debug info
 * (you will need to reboot afterwards) */
/* #define BNX2X_STOP_ON_ERROR */

#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
#define BCM_VLAN			1
#endif

#if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE)
#define BCM_CNIC 1
#include "cnic_if.h"
#endif

#define BNX2X_MULTI_QUEUE

#define BNX2X_NEW_NAPI



#include <linux/mdio.h>
#include "bnx2x_reg.h"
#include "bnx2x_fw_defs.h"
#include "bnx2x_hsi.h"
#include "bnx2x_link.h"

/* error/debug prints */

#define DRV_MODULE_NAME		"bnx2x"

/* for messages that are currently off */
#define BNX2X_MSG_OFF			0
#define BNX2X_MSG_MCP			0x010000 /* was: NETIF_MSG_HW */
#define BNX2X_MSG_STATS			0x020000 /* was: NETIF_MSG_TIMER */
#define BNX2X_MSG_NVM			0x040000 /* was: NETIF_MSG_HW */
#define BNX2X_MSG_DMAE			0x080000 /* was: NETIF_MSG_HW */
#define BNX2X_MSG_SP			0x100000 /* was: NETIF_MSG_INTR */
#define BNX2X_MSG_FP			0x200000 /* was: NETIF_MSG_INTR */

#define DP_LEVEL			KERN_NOTICE	/* was: KERN_DEBUG */

/* regular debug print */
#define DP(__mask, __fmt, __args...)				\
do {								\
	if (bp->msg_enable & (__mask))				\
		printk(DP_LEVEL "[%s:%d(%s)]" __fmt,		\
		       __func__, __LINE__,			\
		       bp->dev ? (bp->dev->name) : "?",		\
		       ##__args);				\
} while (0)

/* errors debug print */
#define BNX2X_DBG_ERR(__fmt, __args...)				\
do {								\
	if (netif_msg_probe(bp))				\
		pr_err("[%s:%d(%s)]" __fmt,			\
		       __func__, __LINE__,			\
		       bp->dev ? (bp->dev->name) : "?",		\
		       ##__args);				\
} while (0)

/* for errors (never masked) */
#define BNX2X_ERR(__fmt, __args...)				\
do {								\
	pr_err("[%s:%d(%s)]" __fmt,				\
	       __func__, __LINE__,				\
	       bp->dev ? (bp->dev->name) : "?",			\
	       ##__args);					\
	} while (0)

#define BNX2X_ERROR(__fmt, __args...) do { \
	pr_err("[%s:%d]" __fmt, __func__, __LINE__, ##__args); \
	} while (0)


/* before we have a dev->name use dev_info() */
#define BNX2X_DEV_INFO(__fmt, __args...)			 \
do {								 \
	if (netif_msg_probe(bp))				 \
		dev_info(&bp->pdev->dev, __fmt, ##__args);	 \
} while (0)


#ifdef BNX2X_STOP_ON_ERROR
#define bnx2x_panic() do { \
		bp->panic = 1; \
		BNX2X_ERR("driver assert\n"); \
		bnx2x_int_disable(bp); \
		bnx2x_panic_dump(bp); \
	} while (0)
#else
#define bnx2x_panic() do { \
		bp->panic = 1; \
		BNX2X_ERR("driver assert\n"); \
		bnx2x_panic_dump(bp); \
	} while (0)
#endif


#define U64_LO(x)			(u32)(((u64)(x)) & 0xffffffff)
#define U64_HI(x)			(u32)(((u64)(x)) >> 32)
#define HILO_U64(hi, lo)		((((u64)(hi)) << 32) + (lo))


#define REG_ADDR(bp, offset)		(bp->regview + offset)

#define REG_RD(bp, offset)		readl(REG_ADDR(bp, offset))
#define REG_RD8(bp, offset)		readb(REG_ADDR(bp, offset))

#define REG_WR(bp, offset, val)		writel((u32)val, REG_ADDR(bp, offset))
#define REG_WR8(bp, offset, val)	writeb((u8)val, REG_ADDR(bp, offset))
#define REG_WR16(bp, offset, val)	writew((u16)val, REG_ADDR(bp, offset))

#define REG_RD_IND(bp, offset)		bnx2x_reg_rd_ind(bp, offset)
#define REG_WR_IND(bp, offset, val)	bnx2x_reg_wr_ind(bp, offset, val)

#define REG_RD_DMAE(bp, offset, valp, len32) \
	do { \
		bnx2x_read_dmae(bp, offset, len32);\
		memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
	} while (0)

#define REG_WR_DMAE(bp, offset, valp, len32) \
	do { \
		memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
		bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
				 offset, len32); \
	} while (0)

#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
	do { \
		memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
		bnx2x_write_big_buf_wb(bp, addr, len32); \
	} while (0)

#define SHMEM_ADDR(bp, field)		(bp->common.shmem_base + \
					 offsetof(struct shmem_region, field))
#define SHMEM_RD(bp, field)		REG_RD(bp, SHMEM_ADDR(bp, field))
#define SHMEM_WR(bp, field, val)	REG_WR(bp, SHMEM_ADDR(bp, field), val)

#define SHMEM2_ADDR(bp, field)		(bp->common.shmem2_base + \
					 offsetof(struct shmem2_region, field))
#define SHMEM2_RD(bp, field)		REG_RD(bp, SHMEM2_ADDR(bp, field))
#define SHMEM2_WR(bp, field, val)	REG_WR(bp, SHMEM2_ADDR(bp, field), val)

#define MF_CFG_RD(bp, field)		SHMEM_RD(bp, mf_cfg.field)
#define MF_CFG_WR(bp, field, val)	SHMEM_WR(bp, mf_cfg.field, val)

#define EMAC_RD(bp, reg)		REG_RD(bp, emac_base + reg)
#define EMAC_WR(bp, reg, val)		REG_WR(bp, emac_base + reg, val)

#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
	AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR


/* fast path */

struct sw_rx_bd {
	struct sk_buff	*skb;
	DEFINE_DMA_UNMAP_ADDR(mapping);
};

struct sw_tx_bd {
	struct sk_buff	*skb;
	u16		first_bd;
	u8		flags;
/* Set on the first BD descriptor when there is a split BD */
#define BNX2X_TSO_SPLIT_BD		(1<<0)
};

struct sw_rx_page {
	struct page	*page;
	DEFINE_DMA_UNMAP_ADDR(mapping);
};

union db_prod {
	struct doorbell_set_prod data;
	u32		raw;
};


/* MC hsi */
#define BCM_PAGE_SHIFT			12
#define BCM_PAGE_SIZE			(1 << BCM_PAGE_SHIFT)
#define BCM_PAGE_MASK			(~(BCM_PAGE_SIZE - 1))
#define BCM_PAGE_ALIGN(addr)	(((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)

#define PAGES_PER_SGE_SHIFT		0
#define PAGES_PER_SGE			(1 << PAGES_PER_SGE_SHIFT)
#define SGE_PAGE_SIZE			PAGE_SIZE
#define SGE_PAGE_SHIFT			PAGE_SHIFT
#define SGE_PAGE_ALIGN(addr)		PAGE_ALIGN((typeof(PAGE_SIZE))(addr))

/* SGE ring related macros */
#define NUM_RX_SGE_PAGES		2
#define RX_SGE_CNT		(BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
#define MAX_RX_SGE_CNT			(RX_SGE_CNT - 2)
/* RX_SGE_CNT is promised to be a power of 2 */
#define RX_SGE_MASK			(RX_SGE_CNT - 1)
#define NUM_RX_SGE			(RX_SGE_CNT * NUM_RX_SGE_PAGES)
#define MAX_RX_SGE			(NUM_RX_SGE - 1)
#define NEXT_SGE_IDX(x)		((((x) & RX_SGE_MASK) == \
				  (MAX_RX_SGE_CNT - 1)) ? (x) + 3 : (x) + 1)
#define RX_SGE(x)			((x) & MAX_RX_SGE)

/* SGE producer mask related macros */
/* Number of bits in one sge_mask array element */
#define RX_SGE_MASK_ELEM_SZ		64
#define RX_SGE_MASK_ELEM_SHIFT		6
#define RX_SGE_MASK_ELEM_MASK		((u64)RX_SGE_MASK_ELEM_SZ - 1)

/* Creates a bitmask of all ones in less significant bits.
   idx - index of the most significant bit in the created mask */
#define RX_SGE_ONES_MASK(idx) \
		(((u64)0x1 << (((idx) & RX_SGE_MASK_ELEM_MASK) + 1)) - 1)
#define RX_SGE_MASK_ELEM_ONE_MASK	((u64)(~0))

/* Number of u64 elements in SGE mask array */
#define RX_SGE_MASK_LEN			((NUM_RX_SGE_PAGES * RX_SGE_CNT) / \
					 RX_SGE_MASK_ELEM_SZ)
#define RX_SGE_MASK_LEN_MASK		(RX_SGE_MASK_LEN - 1)
#define NEXT_SGE_MASK_ELEM(el)		(((el) + 1) & RX_SGE_MASK_LEN_MASK)


struct bnx2x_eth_q_stats {
	u32 total_bytes_received_hi;
	u32 total_bytes_received_lo;
	u32 total_bytes_transmitted_hi;
	u32 total_bytes_transmitted_lo;
	u32 total_unicast_packets_received_hi;
	u32 total_unicast_packets_received_lo;
	u32 total_multicast_packets_received_hi;
	u32 total_multicast_packets_received_lo;
	u32 total_broadcast_packets_received_hi;
	u32 total_broadcast_packets_received_lo;
	u32 total_unicast_packets_transmitted_hi;
	u32 total_unicast_packets_transmitted_lo;
	u32 total_multicast_packets_transmitted_hi;
	u32 total_multicast_packets_transmitted_lo;
	u32 total_broadcast_packets_transmitted_hi;
	u32 total_broadcast_packets_transmitted_lo;
	u32 valid_bytes_received_hi;
	u32 valid_bytes_received_lo;

	u32 error_bytes_received_hi;
	u32 error_bytes_received_lo;
	u32 etherstatsoverrsizepkts_hi;
	u32 etherstatsoverrsizepkts_lo;
	u32 no_buff_discard_hi;
	u32 no_buff_discard_lo;

	u32 driver_xoff;
	u32 rx_err_discard_pkt;
	u32 rx_skb_alloc_failed;
	u32 hw_csum_err;
};

#define BNX2X_NUM_Q_STATS		11
#define Q_STATS_OFFSET32(stat_name) \
			(offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)

struct bnx2x_fastpath {

	struct napi_struct	napi;
	struct host_status_block *status_blk;
	dma_addr_t		status_blk_mapping;

	struct sw_tx_bd		*tx_buf_ring;

	union eth_tx_bd_types	*tx_desc_ring;
	dma_addr_t		tx_desc_mapping;

	struct sw_rx_bd		*rx_buf_ring;	/* BDs mappings ring */
	struct sw_rx_page	*rx_page_ring;	/* SGE pages mappings ring */

	struct eth_rx_bd	*rx_desc_ring;
	dma_addr_t		rx_desc_mapping;

	union eth_rx_cqe	*rx_comp_ring;
	dma_addr_t		rx_comp_mapping;

	/* SGE ring */
	struct eth_rx_sge	*rx_sge_ring;
	dma_addr_t		rx_sge_mapping;

	u64			sge_mask[RX_SGE_MASK_LEN];

	int			state;
#define BNX2X_FP_STATE_CLOSED		0
#define BNX2X_FP_STATE_IRQ		0x80000
#define BNX2X_FP_STATE_OPENING		0x90000
#define BNX2X_FP_STATE_OPEN		0xa0000
#define BNX2X_FP_STATE_HALTING		0xb0000
#define BNX2X_FP_STATE_HALTED		0xc0000

	u8			index;	/* number in fp array */
	u8			cl_id;	/* eth client id */
	u8			sb_id;	/* status block number in HW */

	union db_prod		tx_db;

	u16			tx_pkt_prod;
	u16			tx_pkt_cons;
	u16			tx_bd_prod;
	u16			tx_bd_cons;
	__le16			*tx_cons_sb;

	__le16			fp_c_idx;
	__le16			fp_u_idx;

	u16			rx_bd_prod;
	u16			rx_bd_cons;
	u16			rx_comp_prod;
	u16			rx_comp_cons;
	u16			rx_sge_prod;
	/* The last maximal completed SGE */
	u16			last_max_sge;
	__le16			*rx_cons_sb;
	__le16			*rx_bd_cons_sb;


	unsigned long		tx_pkt,
				rx_pkt,
				rx_calls;

	/* TPA related */
	struct sw_rx_bd		tpa_pool[ETH_MAX_AGGREGATION_QUEUES_E1H];
	u8			tpa_state[ETH_MAX_AGGREGATION_QUEUES_E1H];
#define BNX2X_TPA_START			1
#define BNX2X_TPA_STOP			2
	u8			disable_tpa;
#ifdef BNX2X_STOP_ON_ERROR
	u64			tpa_queue_used;
#endif

	struct tstorm_per_client_stats old_tclient;
	struct ustorm_per_client_stats old_uclient;
	struct xstorm_per_client_stats old_xclient;
	struct bnx2x_eth_q_stats eth_q_stats;

	/* The size is calculated using the following:
	     sizeof name field from netdev structure +
	     4 ('-Xx-' string) +
	     4 (for the digits and to make it DWORD aligned) */
#define FP_NAME_SIZE		(sizeof(((struct net_device *)0)->name) + 8)
	char			name[FP_NAME_SIZE];
	struct bnx2x		*bp; /* parent */
};

#define bnx2x_fp(bp, nr, var)		(bp->fp[nr].var)


/* MC hsi */
#define MAX_FETCH_BD			13	/* HW max BDs per packet */
#define RX_COPY_THRESH			92

#define NUM_TX_RINGS			16
#define TX_DESC_CNT		(BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
#define MAX_TX_DESC_CNT			(TX_DESC_CNT - 1)
#define NUM_TX_BD			(TX_DESC_CNT * NUM_TX_RINGS)
#define MAX_TX_BD			(NUM_TX_BD - 1)
#define MAX_TX_AVAIL			(MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
#define NEXT_TX_IDX(x)		((((x) & MAX_TX_DESC_CNT) == \
				  (MAX_TX_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
#define TX_BD(x)			((x) & MAX_TX_BD)
#define TX_BD_POFF(x)			((x) & MAX_TX_DESC_CNT)

/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
#define NUM_RX_RINGS			8
#define RX_DESC_CNT		(BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
#define MAX_RX_DESC_CNT			(RX_DESC_CNT - 2)
#define RX_DESC_MASK			(RX_DESC_CNT - 1)
#define NUM_RX_BD			(RX_DESC_CNT * NUM_RX_RINGS)
#define MAX_RX_BD			(NUM_RX_BD - 1)
#define MAX_RX_AVAIL			(MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
#define NEXT_RX_IDX(x)		((((x) & RX_DESC_MASK) == \
				  (MAX_RX_DESC_CNT - 1)) ? (x) + 3 : (x) + 1)
#define RX_BD(x)			((x) & MAX_RX_BD)

/* As long as CQE is 4 times bigger than BD entry we have to allocate
   4 times more pages for CQ ring in order to keep it balanced with
   BD ring */
#define NUM_RCQ_RINGS			(NUM_RX_RINGS * 4)
#define RCQ_DESC_CNT		(BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
#define MAX_RCQ_DESC_CNT		(RCQ_DESC_CNT - 1)
#define NUM_RCQ_BD			(RCQ_DESC_CNT * NUM_RCQ_RINGS)
#define MAX_RCQ_BD			(NUM_RCQ_BD - 1)
#define MAX_RCQ_AVAIL			(MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
#define NEXT_RCQ_IDX(x)		((((x) & MAX_RCQ_DESC_CNT) == \
				  (MAX_RCQ_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
#define RCQ_BD(x)			((x) & MAX_RCQ_BD)


/* This is needed for determining of last_max */
#define SUB_S16(a, b)			(s16)((s16)(a) - (s16)(b))

#define __SGE_MASK_SET_BIT(el, bit) \
	do { \
		el = ((el) | ((u64)0x1 << (bit))); \
	} while (0)

#define __SGE_MASK_CLEAR_BIT(el, bit) \
	do { \
		el = ((el) & (~((u64)0x1 << (bit)))); \
	} while (0)

#define SGE_MASK_SET_BIT(fp, idx) \
	__SGE_MASK_SET_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
			   ((idx) & RX_SGE_MASK_ELEM_MASK))

#define SGE_MASK_CLEAR_BIT(fp, idx) \
	__SGE_MASK_CLEAR_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
			     ((idx) & RX_SGE_MASK_ELEM_MASK))


/* used on a CID received from the HW */
#define SW_CID(x)			(le32_to_cpu(x) & \
					 (COMMON_RAMROD_ETH_RX_CQE_CID >> 7))
#define CQE_CMD(x)			(le32_to_cpu(x) >> \
					COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)

#define BD_UNMAP_ADDR(bd)		HILO_U64(le32_to_cpu((bd)->addr_hi), \
						 le32_to_cpu((bd)->addr_lo))
#define BD_UNMAP_LEN(bd)		(le16_to_cpu((bd)->nbytes))


#define DPM_TRIGER_TYPE			0x40
#define DOORBELL(bp, cid, val) \
	do { \
		writel((u32)(val), bp->doorbells + (BCM_PAGE_SIZE * (cid)) + \
		       DPM_TRIGER_TYPE); \
	} while (0)


/* TX CSUM helpers */
#define SKB_CS_OFF(skb)		(offsetof(struct tcphdr, check) - \
				 skb->csum_offset)
#define SKB_CS(skb)		(*(u16 *)(skb_transport_header(skb) + \
					  skb->csum_offset))

#define pbd_tcp_flags(skb)	(ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)

#define XMIT_PLAIN			0
#define XMIT_CSUM_V4			0x1
#define XMIT_CSUM_V6			0x2
#define XMIT_CSUM_TCP			0x4
#define XMIT_GSO_V4			0x8
#define XMIT_GSO_V6			0x10

#define XMIT_CSUM			(XMIT_CSUM_V4 | XMIT_CSUM_V6)
#define XMIT_GSO			(XMIT_GSO_V4 | XMIT_GSO_V6)


/* stuff added to make the code fit 80Col */

#define CQE_TYPE(cqe_fp_flags)	((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)

#define TPA_TYPE_START			ETH_FAST_PATH_RX_CQE_START_FLG
#define TPA_TYPE_END			ETH_FAST_PATH_RX_CQE_END_FLG
#define TPA_TYPE(cqe_fp_flags)		((cqe_fp_flags) & \
					 (TPA_TYPE_START | TPA_TYPE_END))

#define ETH_RX_ERROR_FALGS		ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG

#define BNX2X_IP_CSUM_ERR(cqe) \
			(!((cqe)->fast_path_cqe.status_flags & \
			   ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG) && \
			 ((cqe)->fast_path_cqe.type_error_flags & \
			  ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG))

#define BNX2X_L4_CSUM_ERR(cqe) \
			(!((cqe)->fast_path_cqe.status_flags & \
			   ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG) && \
			 ((cqe)->fast_path_cqe.type_error_flags & \
			  ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG))

#define BNX2X_RX_CSUM_OK(cqe) \
			(!(BNX2X_L4_CSUM_ERR(cqe) || BNX2X_IP_CSUM_ERR(cqe)))

#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
				(((le16_to_cpu(flags) & \
				   PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
				  PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
				 == PRS_FLAG_OVERETH_IPV4)
#define BNX2X_RX_SUM_FIX(cqe) \
	BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)


#define FP_USB_FUNC_OFF			(2 + 2*HC_USTORM_SB_NUM_INDICES)
#define FP_CSB_FUNC_OFF			(2 + 2*HC_CSTORM_SB_NUM_INDICES)

#define U_SB_ETH_RX_CQ_INDEX		HC_INDEX_U_ETH_RX_CQ_CONS
#define U_SB_ETH_RX_BD_INDEX		HC_INDEX_U_ETH_RX_BD_CONS
#define C_SB_ETH_TX_CQ_INDEX		HC_INDEX_C_ETH_TX_CQ_CONS

#define BNX2X_RX_SB_INDEX \
	(&fp->status_blk->u_status_block.index_values[U_SB_ETH_RX_CQ_INDEX])

#define BNX2X_RX_SB_BD_INDEX \
	(&fp->status_blk->u_status_block.index_values[U_SB_ETH_RX_BD_INDEX])

#define BNX2X_RX_SB_INDEX_NUM \
		(((U_SB_ETH_RX_CQ_INDEX << \
		   USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER_SHIFT) & \
		  USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER) | \
		 ((U_SB_ETH_RX_BD_INDEX << \
		   USTORM_ETH_ST_CONTEXT_CONFIG_BD_SB_INDEX_NUMBER_SHIFT) & \
		  USTORM_ETH_ST_CONTEXT_CONFIG_BD_SB_INDEX_NUMBER))

#define BNX2X_TX_SB_INDEX \
	(&fp->status_blk->c_status_block.index_values[C_SB_ETH_TX_CQ_INDEX])


/* end of fast path */

/* common */

struct bnx2x_common {

	u32			chip_id;
/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
#define CHIP_ID(bp)			(bp->common.chip_id & 0xfffffff0)

#define CHIP_NUM(bp)			(bp->common.chip_id >> 16)
#define CHIP_NUM_57710			0x164e
#define CHIP_NUM_57711			0x164f
#define CHIP_NUM_57711E			0x1650
#define CHIP_IS_E1(bp)			(CHIP_NUM(bp) == CHIP_NUM_57710)
#define CHIP_IS_57711(bp)		(CHIP_NUM(bp) == CHIP_NUM_57711)
#define CHIP_IS_57711E(bp)		(CHIP_NUM(bp) == CHIP_NUM_57711E)
#define CHIP_IS_E1H(bp)			(CHIP_IS_57711(bp) || \
					 CHIP_IS_57711E(bp))
#define IS_E1H_OFFSET			CHIP_IS_E1H(bp)

#define CHIP_REV(bp)			(bp->common.chip_id & 0x0000f000)
#define CHIP_REV_Ax			0x00000000
/* assume maximum 5 revisions */
#define CHIP_REV_IS_SLOW(bp)		(CHIP_REV(bp) > 0x00005000)
/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
#define CHIP_REV_IS_EMUL(bp)		((CHIP_REV_IS_SLOW(bp)) && \
					 !(CHIP_REV(bp) & 0x00001000))
/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
#define CHIP_REV_IS_FPGA(bp)		((CHIP_REV_IS_SLOW(bp)) && \
					 (CHIP_REV(bp) & 0x00001000))

#define CHIP_TIME(bp)			((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
					((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))

#define CHIP_METAL(bp)			(bp->common.chip_id & 0x00000ff0)
#define CHIP_BOND_ID(bp)		(bp->common.chip_id & 0x0000000f)

	int			flash_size;
#define NVRAM_1MB_SIZE			0x20000	/* 1M bit in bytes */
#define NVRAM_TIMEOUT_COUNT		30000
#define NVRAM_PAGE_SIZE			256

	u32			shmem_base;
	u32			shmem2_base;

	u32			hw_config;

	u32			bc_ver;
};


/* end of common */

/* port */

struct nig_stats {
	u32 brb_discard;
	u32 brb_packet;
	u32 brb_truncate;
	u32 flow_ctrl_discard;
	u32 flow_ctrl_octets;
	u32 flow_ctrl_packet;
	u32 mng_discard;
	u32 mng_octet_inp;
	u32 mng_octet_out;
	u32 mng_packet_inp;
	u32 mng_packet_out;
	u32 pbf_octets;
	u32 pbf_packet;
	u32 safc_inp;
	u32 egress_mac_pkt0_lo;
	u32 egress_mac_pkt0_hi;
	u32 egress_mac_pkt1_lo;
	u32 egress_mac_pkt1_hi;
};

struct bnx2x_port {
	u32			pmf;

	u32			link_config;

	u32			supported;
/* link settings - missing defines */
#define SUPPORTED_2500baseX_Full	(1 << 15)

	u32			advertising;
/* link settings - missing defines */
#define ADVERTISED_2500baseX_Full	(1 << 15)

	u32			phy_addr;

	/* used to synchronize phy accesses */
	struct mutex		phy_mutex;
	int			need_hw_lock;

	u32			port_stx;

	struct nig_stats	old_nig_stats;
};

/* end of port */


enum bnx2x_stats_event {
	STATS_EVENT_PMF = 0,
	STATS_EVENT_LINK_UP,
	STATS_EVENT_UPDATE,
	STATS_EVENT_STOP,
	STATS_EVENT_MAX
};

enum bnx2x_stats_state {
	STATS_STATE_DISABLED = 0,
	STATS_STATE_ENABLED,
	STATS_STATE_MAX
};

struct bnx2x_eth_stats {
	u32 total_bytes_received_hi;
	u32 total_bytes_received_lo;
	u32 total_bytes_transmitted_hi;
	u32 total_bytes_transmitted_lo;
	u32 total_unicast_packets_received_hi;
	u32 total_unicast_packets_received_lo;
	u32 total_multicast_packets_received_hi;
	u32 total_multicast_packets_received_lo;
	u32 total_broadcast_packets_received_hi;
	u32 total_broadcast_packets_received_lo;
	u32 total_unicast_packets_transmitted_hi;
	u32 total_unicast_packets_transmitted_lo;
	u32 total_multicast_packets_transmitted_hi;
	u32 total_multicast_packets_transmitted_lo;
	u32 total_broadcast_packets_transmitted_hi;
	u32 total_broadcast_packets_transmitted_lo;
	u32 valid_bytes_received_hi;
	u32 valid_bytes_received_lo;

	u32 error_bytes_received_hi;
	u32 error_bytes_received_lo;
	u32 etherstatsoverrsizepkts_hi;
	u32 etherstatsoverrsizepkts_lo;
	u32 no_buff_discard_hi;
	u32 no_buff_discard_lo;

	u32 rx_stat_ifhcinbadoctets_hi;
	u32 rx_stat_ifhcinbadoctets_lo;
	u32 tx_stat_ifhcoutbadoctets_hi;
	u32 tx_stat_ifhcoutbadoctets_lo;
	u32 rx_stat_dot3statsfcserrors_hi;
	u32 rx_stat_dot3statsfcserrors_lo;
	u32 rx_stat_dot3statsalignmenterrors_hi;
	u32 rx_stat_dot3statsalignmenterrors_lo;
	u32 rx_stat_dot3statscarriersenseerrors_hi;
	u32 rx_stat_dot3statscarriersenseerrors_lo;
	u32 rx_stat_falsecarriererrors_hi;
	u32 rx_stat_falsecarriererrors_lo;
	u32 rx_stat_etherstatsundersizepkts_hi;
	u32 rx_stat_etherstatsundersizepkts_lo;
	u32 rx_stat_dot3statsframestoolong_hi;
	u32 rx_stat_dot3statsframestoolong_lo;
	u32 rx_stat_etherstatsfragments_hi;
	u32 rx_stat_etherstatsfragments_lo;
	u32 rx_stat_etherstatsjabbers_hi;
	u32 rx_stat_etherstatsjabbers_lo;
	u32 rx_stat_maccontrolframesreceived_hi;
	u32 rx_stat_maccontrolframesreceived_lo;
	u32 rx_stat_bmac_xpf_hi;
	u32 rx_stat_bmac_xpf_lo;
	u32 rx_stat_bmac_xcf_hi;
	u32 rx_stat_bmac_xcf_lo;
	u32 rx_stat_xoffstateentered_hi;
	u32 rx_stat_xoffstateentered_lo;
	u32 rx_stat_xonpauseframesreceived_hi;
	u32 rx_stat_xonpauseframesreceived_lo;
	u32 rx_stat_xoffpauseframesreceived_hi;
	u32 rx_stat_xoffpauseframesreceived_lo;
	u32 tx_stat_outxonsent_hi;
	u32 tx_stat_outxonsent_lo;
	u32 tx_stat_outxoffsent_hi;
	u32 tx_stat_outxoffsent_lo;
	u32 tx_stat_flowcontroldone_hi;
	u32 tx_stat_flowcontroldone_lo;
	u32 tx_stat_etherstatscollisions_hi;
	u32 tx_stat_etherstatscollisions_lo;
	u32 tx_stat_dot3statssinglecollisionframes_hi;
	u32 tx_stat_dot3statssinglecollisionframes_lo;
	u32 tx_stat_dot3statsmultiplecollisionframes_hi;
	u32 tx_stat_dot3statsmultiplecollisionframes_lo;
	u32 tx_stat_dot3statsdeferredtransmissions_hi;
	u32 tx_stat_dot3statsdeferredtransmissions_lo;
	u32 tx_stat_dot3statsexcessivecollisions_hi;
	u32 tx_stat_dot3statsexcessivecollisions_lo;
	u32 tx_stat_dot3statslatecollisions_hi;
	u32 tx_stat_dot3statslatecollisions_lo;
	u32 tx_stat_etherstatspkts64octets_hi;
	u32 tx_stat_etherstatspkts64octets_lo;
	u32 tx_stat_etherstatspkts65octetsto127octets_hi;
	u32 tx_stat_etherstatspkts65octetsto127octets_lo;
	u32 tx_stat_etherstatspkts128octetsto255octets_hi;
	u32 tx_stat_etherstatspkts128octetsto255octets_lo;
	u32 tx_stat_etherstatspkts256octetsto511octets_hi;
	u32 tx_stat_etherstatspkts256octetsto511octets_lo;
	u32 tx_stat_etherstatspkts512octetsto1023octets_hi;
	u32 tx_stat_etherstatspkts512octetsto1023octets_lo;
	u32 tx_stat_etherstatspkts1024octetsto1522octets_hi;
	u32 tx_stat_etherstatspkts1024octetsto1522octets_lo;
	u32 tx_stat_etherstatspktsover1522octets_hi;
	u32 tx_stat_etherstatspktsover1522octets_lo;
	u32 tx_stat_bmac_2047_hi;
	u32 tx_stat_bmac_2047_lo;
	u32 tx_stat_bmac_4095_hi;
	u32 tx_stat_bmac_4095_lo;
	u32 tx_stat_bmac_9216_hi;
	u32 tx_stat_bmac_9216_lo;
	u32 tx_stat_bmac_16383_hi;
	u32 tx_stat_bmac_16383_lo;
	u32 tx_stat_dot3statsinternalmactransmiterrors_hi;
	u32 tx_stat_dot3statsinternalmactransmiterrors_lo;
	u32 tx_stat_bmac_ufl_hi;
	u32 tx_stat_bmac_ufl_lo;

	u32 pause_frames_received_hi;
	u32 pause_frames_received_lo;
	u32 pause_frames_sent_hi;
	u32 pause_frames_sent_lo;

	u32 etherstatspkts1024octetsto1522octets_hi;
	u32 etherstatspkts1024octetsto1522octets_lo;
	u32 etherstatspktsover1522octets_hi;
	u32 etherstatspktsover1522octets_lo;

	u32 brb_drop_hi;
	u32 brb_drop_lo;
	u32 brb_truncate_hi;
	u32 brb_truncate_lo;

	u32 mac_filter_discard;
	u32 xxoverflow_discard;
	u32 brb_truncate_discard;
	u32 mac_discard;

	u32 driver_xoff;
	u32 rx_err_discard_pkt;
	u32 rx_skb_alloc_failed;
	u32 hw_csum_err;

	u32 nig_timer_max;
};

#define BNX2X_NUM_STATS			41
#define STATS_OFFSET32(stat_name) \
			(offsetof(struct bnx2x_eth_stats, stat_name) / 4)


#ifdef BCM_CNIC
#define MAX_CONTEXT			15
#else
#define MAX_CONTEXT			16
#endif

union cdu_context {
	struct eth_context eth;
	char pad[1024];
};

#define MAX_DMAE_C			8

/* DMA memory not used in fastpath */
struct bnx2x_slowpath {
	union cdu_context		context[MAX_CONTEXT];
	struct eth_stats_query		fw_stats;
	struct mac_configuration_cmd	mac_config;
	struct mac_configuration_cmd	mcast_config;

	/* used by dmae command executer */
	struct dmae_command		dmae[MAX_DMAE_C];

	u32				stats_comp;
	union mac_stats			mac_stats;
	struct nig_stats		nig_stats;
	struct host_port_stats		port_stats;
	struct host_func_stats		func_stats;
	struct host_func_stats		func_stats_base;

	u32				wb_comp;
	u32				wb_data[4];
};

#define bnx2x_sp(bp, var)		(&bp->slowpath->var)
#define bnx2x_sp_mapping(bp, var) \
		(bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))


/* attn group wiring */
#define MAX_DYNAMIC_ATTN_GRPS		8

struct attn_route {
	u32	sig[4];
};

typedef enum {
	BNX2X_RECOVERY_DONE,
	BNX2X_RECOVERY_INIT,
	BNX2X_RECOVERY_WAIT,
} bnx2x_recovery_state_t;

struct bnx2x {
	/* Fields used in the tx and intr/napi performance paths
	 * are grouped together in the beginning of the structure
	 */
	struct bnx2x_fastpath	fp[MAX_CONTEXT];
	void __iomem		*regview;
	void __iomem		*doorbells;
#ifdef BCM_CNIC
#define BNX2X_DB_SIZE		(18*BCM_PAGE_SIZE)
#else
#define BNX2X_DB_SIZE		(16*BCM_PAGE_SIZE)
#endif

	struct net_device	*dev;
	struct pci_dev		*pdev;

	atomic_t		intr_sem;

	bnx2x_recovery_state_t	recovery_state;
	int			is_leader;
#ifdef BCM_CNIC
	struct msix_entry	msix_table[MAX_CONTEXT+2];
#else
	struct msix_entry	msix_table[MAX_CONTEXT+1];
#endif
#define INT_MODE_INTx			1
#define INT_MODE_MSI			2
#define INT_MODE_MSIX			3

	int			tx_ring_size;

#ifdef BCM_VLAN
	struct vlan_group	*vlgrp;
#endif

	u32			rx_csum;
	u32			rx_buf_size;
#define ETH_OVREHEAD			(ETH_HLEN + 8)	/* 8 for CRC + VLAN */
#define ETH_MIN_PACKET_SIZE		60
#define ETH_MAX_PACKET_SIZE		1500
#define ETH_MAX_JUMBO_PACKET_SIZE	9600

	/* Max supported alignment is 256 (8 shift) */
#define BNX2X_RX_ALIGN_SHIFT		((L1_CACHE_SHIFT < 8) ? \
					 L1_CACHE_SHIFT : 8)
#define BNX2X_RX_ALIGN			(1 << BNX2X_RX_ALIGN_SHIFT)

	struct host_def_status_block *def_status_blk;
#define DEF_SB_ID			16
	__le16			def_c_idx;
	__le16			def_u_idx;
	__le16			def_x_idx;
	__le16			def_t_idx;
	__le16			def_att_idx;
	u32			attn_state;
	struct attn_route	attn_group[MAX_DYNAMIC_ATTN_GRPS];

	/* slow path ring */
	struct eth_spe		*spq;
	dma_addr_t		spq_mapping;
	u16			spq_prod_idx;
	struct eth_spe		*spq_prod_bd;
	struct eth_spe		*spq_last_bd;
	__le16			*dsb_sp_prod;
	u16			spq_left; /* serialize spq */
	/* used to synchronize spq accesses */
	spinlock_t		spq_lock;

	/* Flags for marking that there is a STAT_QUERY or
	   SET_MAC ramrod pending */
	int			stats_pending;
	int			set_mac_pending;

	/* End of fields used in the performance code paths */

	int			panic;
	int			msg_enable;

	u32			flags;
#define PCIX_FLAG			1
#define PCI_32BIT_FLAG			2
#define ONE_PORT_FLAG			4
#define NO_WOL_FLAG			8
#define USING_DAC_FLAG			0x10
#define USING_MSIX_FLAG			0x20
#define USING_MSI_FLAG			0x40
#define TPA_ENABLE_FLAG			0x80
#define NO_MCP_FLAG			0x100
#define BP_NOMCP(bp)			(bp->flags & NO_MCP_FLAG)
#define HW_VLAN_TX_FLAG			0x400
#define HW_VLAN_RX_FLAG			0x800
#define MF_FUNC_DIS			0x1000

	int			func;
#define BP_PORT(bp)			(bp->func % PORT_MAX)
#define BP_FUNC(bp)			(bp->func)
#define BP_E1HVN(bp)			(bp->func >> 1)
#define BP_L_ID(bp)			(BP_E1HVN(bp) << 2)

#ifdef BCM_CNIC
#define BCM_CNIC_CID_START		16
#define BCM_ISCSI_ETH_CL_ID		17
#endif

	int			pm_cap;
	int			pcie_cap;
	int			mrrs;

	struct delayed_work	sp_task;
	struct delayed_work	reset_task;
	struct timer_list	timer;
	int			current_interval;

	u16			fw_seq;
	u16			fw_drv_pulse_wr_seq;
	u32			func_stx;

	struct link_params	link_params;
	struct link_vars	link_vars;
	struct mdio_if_info	mdio;

	struct bnx2x_common	common;
	struct bnx2x_port	port;

	struct cmng_struct_per_port cmng;
	u32			vn_weight_sum;

	u32			mf_config;
	u16			e1hov;
	u8			e1hmf;
#define IS_E1HMF(bp)			(bp->e1hmf != 0)

	u8			wol;

	int			rx_ring_size;

	u16			tx_quick_cons_trip_int;
	u16			tx_quick_cons_trip;
	u16			tx_ticks_int;
	u16			tx_ticks;

	u16			rx_quick_cons_trip_int;
	u16			rx_quick_cons_trip;
	u16			rx_ticks_int;
	u16			rx_ticks;
/* Maximal coalescing timeout in us */
#define BNX2X_MAX_COALESCE_TOUT		(0xf0*12)

	u32			lin_cnt;

	int			state;
#define BNX2X_STATE_CLOSED		0
#define BNX2X_STATE_OPENING_WAIT4_LOAD	0x1000
#define BNX2X_STATE_OPENING_WAIT4_PORT	0x2000
#define BNX2X_STATE_OPEN		0x3000
#define BNX2X_STATE_CLOSING_WAIT4_HALT	0x4000
#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
#define BNX2X_STATE_CLOSING_WAIT4_UNLOAD 0x6000
#define BNX2X_STATE_DIAG		0xe000
#define BNX2X_STATE_ERROR		0xf000

	int			multi_mode;
	int			num_queues;

	u32			rx_mode;
#define BNX2X_RX_MODE_NONE		0
#define BNX2X_RX_MODE_NORMAL		1
#define BNX2X_RX_MODE_ALLMULTI		2
#define BNX2X_RX_MODE_PROMISC		3
#define BNX2X_MAX_MULTICAST		64
#define BNX2X_MAX_EMUL_MULTI		16

	u32 			rx_mode_cl_mask;

	dma_addr_t		def_status_blk_mapping;

	struct bnx2x_slowpath	*slowpath;
	dma_addr_t		slowpath_mapping;

	int			dropless_fc;

#ifdef BCM_CNIC
	u32			cnic_flags;
#define BNX2X_CNIC_FLAG_MAC_SET		1

	void			*t1;
	dma_addr_t		t1_mapping;
	void			*t2;
	dma_addr_t		t2_mapping;
	void			*timers;
	dma_addr_t		timers_mapping;
	void			*qm;
	dma_addr_t		qm_mapping;
	struct cnic_ops		*cnic_ops;
	void			*cnic_data;
	u32			cnic_tag;
	struct cnic_eth_dev	cnic_eth_dev;
	struct host_status_block *cnic_sb;
	dma_addr_t		cnic_sb_mapping;
#define CNIC_SB_ID(bp)			BP_L_ID(bp)
	struct eth_spe		*cnic_kwq;
	struct eth_spe		*cnic_kwq_prod;
	struct eth_spe		*cnic_kwq_cons;
	struct eth_spe		*cnic_kwq_last;
	u16			cnic_kwq_pending;
	u16			cnic_spq_pending;
	struct mutex		cnic_mutex;
	u8			iscsi_mac[6];
#endif

	int			dmae_ready;
	/* used to synchronize dmae accesses */
	struct mutex		dmae_mutex;

	/* used to protect the FW mail box */
	struct mutex		fw_mb_mutex;

	/* used to synchronize stats collecting */
	int			stats_state;
	/* used by dmae command loader */
	struct dmae_command	stats_dmae;
	int			executer_idx;

	u16			stats_counter;
	struct bnx2x_eth_stats	eth_stats;

	struct z_stream_s	*strm;
	void			*gunzip_buf;
	dma_addr_t		gunzip_mapping;
	int			gunzip_outlen;
#define FW_BUF_SIZE			0x8000
#define GUNZIP_BUF(bp)			(bp->gunzip_buf)
#define GUNZIP_PHYS(bp)			(bp->gunzip_mapping)
#define GUNZIP_OUTLEN(bp)		(bp->gunzip_outlen)

	struct raw_op		*init_ops;
	/* Init blocks offsets inside init_ops */
	u16			*init_ops_offsets;
	/* Data blob - has 32 bit granularity */
	u32			*init_data;
	/* Zipped PRAM blobs - raw data */
	const u8		*tsem_int_table_data;
	const u8		*tsem_pram_data;
	const u8		*usem_int_table_data;
	const u8		*usem_pram_data;
	const u8		*xsem_int_table_data;
	const u8		*xsem_pram_data;
	const u8		*csem_int_table_data;
	const u8		*csem_pram_data;
#define INIT_OPS(bp)			(bp->init_ops)
#define INIT_OPS_OFFSETS(bp)		(bp->init_ops_offsets)
#define INIT_DATA(bp)			(bp->init_data)
#define INIT_TSEM_INT_TABLE_DATA(bp)	(bp->tsem_int_table_data)
#define INIT_TSEM_PRAM_DATA(bp)		(bp->tsem_pram_data)
#define INIT_USEM_INT_TABLE_DATA(bp)	(bp->usem_int_table_data)
#define INIT_USEM_PRAM_DATA(bp)		(bp->usem_pram_data)
#define INIT_XSEM_INT_TABLE_DATA(bp)	(bp->xsem_int_table_data)
#define INIT_XSEM_PRAM_DATA(bp)		(bp->xsem_pram_data)
#define INIT_CSEM_INT_TABLE_DATA(bp)	(bp->csem_int_table_data)
#define INIT_CSEM_PRAM_DATA(bp)		(bp->csem_pram_data)

	char			fw_ver[32];
	const struct firmware	*firmware;
};


#define BNX2X_MAX_QUEUES(bp)	(IS_E1HMF(bp) ? (MAX_CONTEXT/E1HVN_MAX) \
					      : MAX_CONTEXT)
#define BNX2X_NUM_QUEUES(bp)	(bp->num_queues)
#define is_multi(bp)		(BNX2X_NUM_QUEUES(bp) > 1)

#define for_each_queue(bp, var) \
			for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++)
#define for_each_nondefault_queue(bp, var) \
			for (var = 1; var < BNX2X_NUM_QUEUES(bp); var++)


void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
		      u32 len32);
int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
u32 bnx2x_fw_command(struct bnx2x *bp, u32 command);
void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val);
void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,
			       u32 addr, u32 len);

static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
			   int wait)
{
	u32 val;

	do {
		val = REG_RD(bp, reg);
		if (val == expected)
			break;
		ms -= wait;
		msleep(wait);

	} while (ms > 0);

	return val;
}


/* load/unload mode */
#define LOAD_NORMAL			0
#define LOAD_OPEN			1
#define LOAD_DIAG			2
#define UNLOAD_NORMAL			0
#define UNLOAD_CLOSE			1
#define UNLOAD_RECOVERY                 2


/* DMAE command defines */
#define DMAE_CMD_SRC_PCI		0
#define DMAE_CMD_SRC_GRC		DMAE_COMMAND_SRC

#define DMAE_CMD_DST_PCI		(1 << DMAE_COMMAND_DST_SHIFT)
#define DMAE_CMD_DST_GRC		(2 << DMAE_COMMAND_DST_SHIFT)

#define DMAE_CMD_C_DST_PCI		0
#define DMAE_CMD_C_DST_GRC		(1 << DMAE_COMMAND_C_DST_SHIFT)

#define DMAE_CMD_C_ENABLE		DMAE_COMMAND_C_TYPE_ENABLE

#define DMAE_CMD_ENDIANITY_NO_SWAP	(0 << DMAE_COMMAND_ENDIANITY_SHIFT)
#define DMAE_CMD_ENDIANITY_B_SWAP	(1 << DMAE_COMMAND_ENDIANITY_SHIFT)
#define DMAE_CMD_ENDIANITY_DW_SWAP	(2 << DMAE_COMMAND_ENDIANITY_SHIFT)
#define DMAE_CMD_ENDIANITY_B_DW_SWAP	(3 << DMAE_COMMAND_ENDIANITY_SHIFT)

#define DMAE_CMD_PORT_0			0
#define DMAE_CMD_PORT_1			DMAE_COMMAND_PORT

#define DMAE_CMD_SRC_RESET		DMAE_COMMAND_SRC_RESET
#define DMAE_CMD_DST_RESET		DMAE_COMMAND_DST_RESET
#define DMAE_CMD_E1HVN_SHIFT		DMAE_COMMAND_E1HVN_SHIFT

#define DMAE_LEN32_RD_MAX		0x80
#define DMAE_LEN32_WR_MAX(bp)		(CHIP_IS_E1(bp) ? 0x400 : 0x2000)

#define DMAE_COMP_VAL			0xe0d0d0ae

#define MAX_DMAE_C_PER_PORT		8
#define INIT_DMAE_C(bp)			(BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
					 BP_E1HVN(bp))
#define PMF_DMAE_C(bp)			(BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
					 E1HVN_MAX)


/* PCIE link and speed */
#define PCICFG_LINK_WIDTH		0x1f00000
#define PCICFG_LINK_WIDTH_SHIFT		20
#define PCICFG_LINK_SPEED		0xf0000
#define PCICFG_LINK_SPEED_SHIFT		16


#define BNX2X_NUM_TESTS			7

#define BNX2X_PHY_LOOPBACK		0
#define BNX2X_MAC_LOOPBACK		1
#define BNX2X_PHY_LOOPBACK_FAILED	1
#define BNX2X_MAC_LOOPBACK_FAILED	2
#define BNX2X_LOOPBACK_FAILED		(BNX2X_MAC_LOOPBACK_FAILED | \
					 BNX2X_PHY_LOOPBACK_FAILED)


#define STROM_ASSERT_ARRAY_SIZE		50


/* must be used on a CID before placing it on a HW ring */
#define HW_CID(bp, x)			((BP_PORT(bp) << 23) | \
					 (BP_E1HVN(bp) << 17) | (x))

#define SP_DESC_CNT		(BCM_PAGE_SIZE / sizeof(struct eth_spe))
#define MAX_SP_DESC_CNT			(SP_DESC_CNT - 1)


#define BNX2X_BTR			1
#define MAX_SPQ_PENDING			8


/* CMNG constants
   derived from lab experiments, and not from system spec calculations !!! */
#define DEF_MIN_RATE			100
/* resolution of the rate shaping timer - 100 usec */
#define RS_PERIODIC_TIMEOUT_USEC	100
/* resolution of fairness algorithm in usecs -
   coefficient for calculating the actual t fair */
#define T_FAIR_COEF			10000000
/* number of bytes in single QM arbitration cycle -
   coefficient for calculating the fairness timer */
#define QM_ARB_BYTES			40000
#define FAIR_MEM			2


#define ATTN_NIG_FOR_FUNC		(1L << 8)
#define ATTN_SW_TIMER_4_FUNC		(1L << 9)
#define GPIO_2_FUNC			(1L << 10)
#define GPIO_3_FUNC			(1L << 11)
#define GPIO_4_FUNC			(1L << 12)
#define ATTN_GENERAL_ATTN_1		(1L << 13)
#define ATTN_GENERAL_ATTN_2		(1L << 14)
#define ATTN_GENERAL_ATTN_3		(1L << 15)
#define ATTN_GENERAL_ATTN_4		(1L << 13)
#define ATTN_GENERAL_ATTN_5		(1L << 14)
#define ATTN_GENERAL_ATTN_6		(1L << 15)

#define ATTN_HARD_WIRED_MASK		0xff00
#define ATTENTION_ID			4


/* stuff added to make the code fit 80Col */

#define BNX2X_PMF_LINK_ASSERT \
	GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))

#define BNX2X_MC_ASSERT_BITS \
	(GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
	 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
	 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
	 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))

#define BNX2X_MCP_ASSERT \
	GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)

#define BNX2X_GRC_TIMEOUT	GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
#define BNX2X_GRC_RSV		(GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
				 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
				 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
				 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
				 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
				 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))

#define HW_INTERRUT_ASSERT_SET_0 \
				(AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_PBF_HW_INTERRUPT)
#define HW_PRTY_ASSERT_SET_0	(AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
				 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR)
#define HW_INTERRUT_ASSERT_SET_1 \
				(AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
#define HW_PRTY_ASSERT_SET_1	(AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR |\
				 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
			     AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
				 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR)
#define HW_INTERRUT_ASSERT_SET_2 \
				(AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
				 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
			AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
				 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
#define HW_PRTY_ASSERT_SET_2	(AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
			AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
				 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
				 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)

#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
		AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
		AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
		AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)

#define MULTI_FLAGS(bp) \
		(TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY | \
		 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY | \
		 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY | \
		 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY | \
		 (bp->multi_mode << \
		  TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT))
#define MULTI_MASK			0x7f


#define DEF_USB_FUNC_OFF		(2 + 2*HC_USTORM_DEF_SB_NUM_INDICES)
#define DEF_CSB_FUNC_OFF		(2 + 2*HC_CSTORM_DEF_SB_NUM_INDICES)
#define DEF_XSB_FUNC_OFF		(2 + 2*HC_XSTORM_DEF_SB_NUM_INDICES)
#define DEF_TSB_FUNC_OFF		(2 + 2*HC_TSTORM_DEF_SB_NUM_INDICES)

#define C_DEF_SB_SP_INDEX		HC_INDEX_DEF_C_ETH_SLOW_PATH

#define BNX2X_SP_DSB_INDEX \
(&bp->def_status_blk->c_def_status_block.index_values[C_DEF_SB_SP_INDEX])


#define CAM_IS_INVALID(x) \
(x.target_table_entry.flags == TSTORM_CAM_TARGET_TABLE_ENTRY_ACTION_TYPE)

#define CAM_INVALIDATE(x) \
	(x.target_table_entry.flags = TSTORM_CAM_TARGET_TABLE_ENTRY_ACTION_TYPE)


/* Number of u32 elements in MC hash array */
#define MC_HASH_SIZE			8
#define MC_HASH_OFFSET(bp, i)		(BAR_TSTRORM_INTMEM + \
	TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)


#ifndef PXP2_REG_PXP2_INT_STS
#define PXP2_REG_PXP2_INT_STS		PXP2_REG_PXP2_INT_STS_0
#endif

#define BNX2X_VPD_LEN			128
#define VENDOR_ID_LEN			4

/* MISC_REG_RESET_REG - this is here for the hsi to work don't touch */

#endif /* bnx2x.h */