summaryrefslogtreecommitdiffstats
path: root/drivers/net/bnx2x/bnx2x_sp.h
blob: 86eaa80721ea0556dc73a7c85517743914c147e4 (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
/* bnx2x_sp.h: Broadcom Everest network driver.
 *
 * Copyright 2011 Broadcom Corporation
 *
 * Unless you and Broadcom execute a separate written software license
 * agreement governing use of this software, this software is licensed to you
 * under the terms of the GNU General Public License version 2, available
 * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL").
 *
 * Notwithstanding the above, under no circumstances may you combine this
 * software in any way with any other Broadcom software provided under a
 * license other than the GPL, without Broadcom's express prior written
 * consent.
 *
 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
 * Written by: Vladislav Zolotarov
 *
 */
#ifndef BNX2X_SP_VERBS
#define BNX2X_SP_VERBS

struct bnx2x;
struct eth_context;

/* Bits representing general command's configuration */
enum {
	RAMROD_TX,
	RAMROD_RX,
	/* Wait until all pending commands complete */
	RAMROD_COMP_WAIT,
	/* Don't send a ramrod, only update a registry */
	RAMROD_DRV_CLR_ONLY,
	/* Configure HW according to the current object state */
	RAMROD_RESTORE,
	 /* Execute the next command now */
	RAMROD_EXEC,
	/*
	 * Don't add a new command and continue execution of posponed
	 * commands. If not set a new command will be added to the
	 * pending commands list.
	 */
	RAMROD_CONT,
};

typedef enum {
	BNX2X_OBJ_TYPE_RX,
	BNX2X_OBJ_TYPE_TX,
	BNX2X_OBJ_TYPE_RX_TX,
} bnx2x_obj_type;

/* Filtering states */
enum {
	BNX2X_FILTER_MAC_PENDING,
	BNX2X_FILTER_VLAN_PENDING,
	BNX2X_FILTER_VLAN_MAC_PENDING,
	BNX2X_FILTER_RX_MODE_PENDING,
	BNX2X_FILTER_RX_MODE_SCHED,
	BNX2X_FILTER_ISCSI_ETH_START_SCHED,
	BNX2X_FILTER_ISCSI_ETH_STOP_SCHED,
	BNX2X_FILTER_FCOE_ETH_START_SCHED,
	BNX2X_FILTER_FCOE_ETH_STOP_SCHED,
	BNX2X_FILTER_MCAST_PENDING,
	BNX2X_FILTER_MCAST_SCHED,
	BNX2X_FILTER_RSS_CONF_PENDING,
};

struct bnx2x_raw_obj {
	u8		func_id;

	/* Queue params */
	u8		cl_id;
	u32		cid;

	/* Ramrod data buffer params */
	void		*rdata;
	dma_addr_t	rdata_mapping;

	/* Ramrod state params */
	int		state;   /* "ramrod is pending" state bit */
	unsigned long	*pstate; /* pointer to state buffer */

	bnx2x_obj_type	obj_type;

	int (*wait_comp)(struct bnx2x *bp,
			 struct bnx2x_raw_obj *o);

	bool (*check_pending)(struct bnx2x_raw_obj *o);
	void (*clear_pending)(struct bnx2x_raw_obj *o);
	void (*set_pending)(struct bnx2x_raw_obj *o);
};

/************************* VLAN-MAC commands related parameters ***************/
struct bnx2x_mac_ramrod_data {
	u8 mac[ETH_ALEN];
};

struct bnx2x_vlan_ramrod_data {
	u16 vlan;
};

struct bnx2x_vlan_mac_ramrod_data {
	u8 mac[ETH_ALEN];
	u16 vlan;
};

union bnx2x_classification_ramrod_data {
	struct bnx2x_mac_ramrod_data mac;
	struct bnx2x_vlan_ramrod_data vlan;
	struct bnx2x_vlan_mac_ramrod_data vlan_mac;
};

/* VLAN_MAC commands */
enum bnx2x_vlan_mac_cmd {
	BNX2X_VLAN_MAC_ADD,
	BNX2X_VLAN_MAC_DEL,
	BNX2X_VLAN_MAC_MOVE,
};

struct bnx2x_vlan_mac_data {
	/* Requested command: BNX2X_VLAN_MAC_XX */
	enum bnx2x_vlan_mac_cmd cmd;
	/*
	 * used to contain the data related vlan_mac_flags bits from
	 * ramrod parameters.
	 */
	unsigned long vlan_mac_flags;

	/* Needed for MOVE command */
	struct bnx2x_vlan_mac_obj *target_obj;

	union bnx2x_classification_ramrod_data u;
};

/*************************** Exe Queue obj ************************************/
union bnx2x_exe_queue_cmd_data {
	struct bnx2x_vlan_mac_data vlan_mac;

	struct {
		/* TODO */
	} mcast;
};

struct bnx2x_exeq_elem {
	struct list_head		link;

	/* Length of this element in the exe_chunk. */
	int				cmd_len;

	union bnx2x_exe_queue_cmd_data	cmd_data;
};

union bnx2x_qable_obj;

union bnx2x_exeq_comp_elem {
	union event_ring_elem *elem;
};

struct bnx2x_exe_queue_obj;

typedef int (*exe_q_validate)(struct bnx2x *bp,
			      union bnx2x_qable_obj *o,
			      struct bnx2x_exeq_elem *elem);

/**
 * @return positive is entry was optimized, 0 - if not, negative
 *         in case of an error.
 */
typedef int (*exe_q_optimize)(struct bnx2x *bp,
			      union bnx2x_qable_obj *o,
			      struct bnx2x_exeq_elem *elem);
typedef int (*exe_q_execute)(struct bnx2x *bp,
			     union bnx2x_qable_obj *o,
			     struct list_head *exe_chunk,
			     unsigned long *ramrod_flags);
typedef struct bnx2x_exeq_elem *
			(*exe_q_get)(struct bnx2x_exe_queue_obj *o,
				     struct bnx2x_exeq_elem *elem);

struct bnx2x_exe_queue_obj {
	/*
	 * Commands pending for an execution.
	 */
	struct list_head	exe_queue;

	/*
	 * Commands pending for an completion.
	 */
	struct list_head	pending_comp;

	spinlock_t		lock;

	/* Maximum length of commands' list for one execution */
	int			exe_chunk_len;

	union bnx2x_qable_obj	*owner;

	/****** Virtual functions ******/
	/**
	 * Called before commands execution for commands that are really
	 * going to be executed (after 'optimize').
	 *
	 * Must run under exe_queue->lock
	 */
	exe_q_validate		validate;


	/**
	 * This will try to cancel the current pending commands list
	 * considering the new command.
	 *
	 * Must run under exe_queue->lock
	 */
	exe_q_optimize		optimize;

	/**
	 * Run the next commands chunk (owner specific).
	 */
	exe_q_execute		execute;

	/**
	 * Return the exe_queue element containing the specific command
	 * if any. Otherwise return NULL.
	 */
	exe_q_get		get;
};
/***************** Classification verbs: Set/Del MAC/VLAN/VLAN-MAC ************/
/*
 * Element in the VLAN_MAC registry list having all currenty configured
 * rules.
 */
struct bnx2x_vlan_mac_registry_elem {
	struct list_head	link;

	/*
	 * Used to store the cam offset used for the mac/vlan/vlan-mac.
	 * Relevant for 57710 and 57711 only. VLANs and MACs share the
	 * same CAM for these chips.
	 */
	int			cam_offset;

	/* Needed for DEL and RESTORE flows */
	unsigned long		vlan_mac_flags;

	union bnx2x_classification_ramrod_data u;
};

/* Bits representing VLAN_MAC commands specific flags */
enum {
	BNX2X_UC_LIST_MAC,
	BNX2X_ETH_MAC,
	BNX2X_ISCSI_ETH_MAC,
	BNX2X_NETQ_ETH_MAC,
	BNX2X_DONT_CONSUME_CAM_CREDIT,
	BNX2X_DONT_CONSUME_CAM_CREDIT_DEST,
};

struct bnx2x_vlan_mac_ramrod_params {
	/* Object to run the command from */
	struct bnx2x_vlan_mac_obj *vlan_mac_obj;

	/* General command flags: COMP_WAIT, etc. */
	unsigned long ramrod_flags;

	/* Command specific configuration request */
	struct bnx2x_vlan_mac_data user_req;
};

struct bnx2x_vlan_mac_obj {
	struct bnx2x_raw_obj raw;

	/* Bookkeeping list: will prevent the addition of already existing
	 * entries.
	 */
	struct list_head		head;

	/* TODO: Add it's initialization in the init functions */
	struct bnx2x_exe_queue_obj	exe_queue;

	/* MACs credit pool */
	struct bnx2x_credit_pool_obj	*macs_pool;

	/* VLANs credit pool */
	struct bnx2x_credit_pool_obj	*vlans_pool;

	/* RAMROD command to be used */
	int				ramrod_cmd;

	/**
	 * Checks if ADD-ramrod with the given params may be performed.
	 *
	 * @return zero if the element may be added
	 */

	int (*check_add)(struct bnx2x_vlan_mac_obj *o,
			 union bnx2x_classification_ramrod_data *data);

	/**
	 * Checks if DEL-ramrod with the given params may be performed.
	 *
	 * @return true if the element may be deleted
	 */
	struct bnx2x_vlan_mac_registry_elem *
		(*check_del)(struct bnx2x_vlan_mac_obj *o,
			     union bnx2x_classification_ramrod_data *data);

	/**
	 * Checks if DEL-ramrod with the given params may be performed.
	 *
	 * @return true if the element may be deleted
	 */
	bool (*check_move)(struct bnx2x_vlan_mac_obj *src_o,
			   struct bnx2x_vlan_mac_obj *dst_o,
			   union bnx2x_classification_ramrod_data *data);

	/**
	 *  Update the relevant credit object(s) (consume/return
	 *  correspondingly).
	 */
	bool (*get_credit)(struct bnx2x_vlan_mac_obj *o);
	bool (*put_credit)(struct bnx2x_vlan_mac_obj *o);
	bool (*get_cam_offset)(struct bnx2x_vlan_mac_obj *o, int *offset);
	bool (*put_cam_offset)(struct bnx2x_vlan_mac_obj *o, int offset);

	/**
	 * Configures one rule in the ramrod data buffer.
	 */
	void (*set_one_rule)(struct bnx2x *bp,
			     struct bnx2x_vlan_mac_obj *o,
			     struct bnx2x_exeq_elem *elem, int rule_idx,
			     int cam_offset);

	/**
	*  Delete all configured elements having the given
	*  vlan_mac_flags specification. Assumes no pending for
	*  execution commands. Will schedule all all currently
	*  configured MACs/VLANs/VLAN-MACs matching the vlan_mac_flags
	*  specification for deletion and will use the given
	*  ramrod_flags for the last DEL operation.
	 *
	 * @param bp
	 * @param o
	 * @param ramrod_flags RAMROD_XX flags
	 *
	 * @return 0 if the last operation has completed successfully
	 *         and there are no more elements left, positive value
	 *         if there are pending for completion commands,
	 *         negative value in case of failure.
	 */
	int (*delete_all)(struct bnx2x *bp,
			  struct bnx2x_vlan_mac_obj *o,
			  unsigned long *vlan_mac_flags,
			  unsigned long *ramrod_flags);

	/**
	 * Reconfigures the next MAC/VLAN/VLAN-MAC element from the previously
	 * configured elements list.
	 *
	 * @param bp
	 * @param p Command parameters (RAMROD_COMP_WAIT bit in
	 *          ramrod_flags is only taken into an account)
	 * @param ppos a pointer to the cooky that should be given back in the
	 *        next call to make function handle the next element. If
	 *        *ppos is set to NULL it will restart the iterator.
	 *        If returned *ppos == NULL this means that the last
	 *        element has been handled.
	 *
	 * @return int
	 */
	int (*restore)(struct bnx2x *bp,
		       struct bnx2x_vlan_mac_ramrod_params *p,
		       struct bnx2x_vlan_mac_registry_elem **ppos);

	/**
	 * Should be called on a completion arival.
	 *
	 * @param bp
	 * @param o
	 * @param cqe Completion element we are handling
	 * @param ramrod_flags if RAMROD_CONT is set the next bulk of
	 *		       pending commands will be executed.
	 *		       RAMROD_DRV_CLR_ONLY and RAMROD_RESTORE
	 *		       may also be set if needed.
	 *
	 * @return 0 if there are neither pending nor waiting for
	 *         completion commands. Positive value if there are
	 *         pending for execution or for completion commands.
	 *         Negative value in case of an error (including an
	 *         error in the cqe).
	 */
	int (*complete)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o,
			union event_ring_elem *cqe,
			unsigned long *ramrod_flags);

	/**
	 * Wait for completion of all commands. Don't schedule new ones,
	 * just wait. It assumes that the completion code will schedule
	 * for new commands.
	 */
	int (*wait)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o);
};

/** RX_MODE verbs:DROP_ALL/ACCEPT_ALL/ACCEPT_ALL_MULTI/ACCEPT_ALL_VLAN/NORMAL */

/* RX_MODE ramrod spesial flags: set in rx_mode_flags field in
 * a bnx2x_rx_mode_ramrod_params.
 */
enum {
	BNX2X_RX_MODE_FCOE_ETH,
	BNX2X_RX_MODE_ISCSI_ETH,
};

enum {
	BNX2X_ACCEPT_UNICAST,
	BNX2X_ACCEPT_MULTICAST,
	BNX2X_ACCEPT_ALL_UNICAST,
	BNX2X_ACCEPT_ALL_MULTICAST,
	BNX2X_ACCEPT_BROADCAST,
	BNX2X_ACCEPT_UNMATCHED,
	BNX2X_ACCEPT_ANY_VLAN
};

struct bnx2x_rx_mode_ramrod_params {
	struct bnx2x_rx_mode_obj *rx_mode_obj;
	unsigned long *pstate;
	int state;
	u8 cl_id;
	u32 cid;
	u8 func_id;
	unsigned long ramrod_flags;
	unsigned long rx_mode_flags;

	/*
	 * rdata is either a pointer to eth_filter_rules_ramrod_data(e2) or to
	 * a tstorm_eth_mac_filter_config (e1x).
	 */
	void *rdata;
	dma_addr_t rdata_mapping;

	/* Rx mode settings */
	unsigned long rx_accept_flags;

	/* internal switching settings */
	unsigned long tx_accept_flags;
};

struct bnx2x_rx_mode_obj {
	int (*config_rx_mode)(struct bnx2x *bp,
			      struct bnx2x_rx_mode_ramrod_params *p);

	int (*wait_comp)(struct bnx2x *bp,
			 struct bnx2x_rx_mode_ramrod_params *p);
};

/********************** Set multicast group ***********************************/

struct bnx2x_mcast_list_elem {
	struct list_head link;
	u8 *mac;
};

union bnx2x_mcast_config_data {
	u8 *mac;
	u8 bin; /* used in a RESTORE flow */
};

struct bnx2x_mcast_ramrod_params {
	struct bnx2x_mcast_obj *mcast_obj;

	/* Relevant options are RAMROD_COMP_WAIT and RAMROD_DRV_CLR_ONLY */
	unsigned long ramrod_flags;

	struct list_head mcast_list; /* list of struct bnx2x_mcast_list_elem */
	/** TODO:
	 *      - rename it to macs_num.
	 *      - Add a new command type for handling pending commands
	 *        (remove "zero semantics").
	 *
	 *  Length of mcast_list. If zero and ADD_CONT command - post
	 *  pending commands.
	 */
	int mcast_list_len;
};

enum {
	BNX2X_MCAST_CMD_ADD,
	BNX2X_MCAST_CMD_CONT,
	BNX2X_MCAST_CMD_DEL,
	BNX2X_MCAST_CMD_RESTORE,
};

struct bnx2x_mcast_obj {
	struct bnx2x_raw_obj raw;

	union {
		struct {
		#define BNX2X_MCAST_BINS_NUM	256
		#define BNX2X_MCAST_VEC_SZ	(BNX2X_MCAST_BINS_NUM / 64)
			u64 vec[BNX2X_MCAST_VEC_SZ];

			/** Number of BINs to clear. Should be updated
			 *  immediately when a command arrives in order to
			 *  properly create DEL commands.
			 */
			int num_bins_set;
		} aprox_match;

		struct {
			struct list_head macs;
			int num_macs_set;
		} exact_match;
	} registry;

	/* Pending commands */
	struct list_head pending_cmds_head;

	/* A state that is set in raw.pstate, when there are pending commands */
	int sched_state;

	/* Maximal number of mcast MACs configured in one command */
	int max_cmd_len;

	/* Total number of currently pending MACs to configure: both
	 * in the pending commands list and in the current command.
	 */
	int total_pending_num;

	u8 engine_id;

	/**
	 * @param cmd command to execute (BNX2X_MCAST_CMD_X, see above)
	 */
	int (*config_mcast)(struct bnx2x *bp,
				struct bnx2x_mcast_ramrod_params *p, int cmd);

	/**
	 * Fills the ramrod data during the RESTORE flow.
	 *
	 * @param bp
	 * @param o
	 * @param start_idx Registry index to start from
	 * @param rdata_idx Index in the ramrod data to start from
	 *
	 * @return -1 if we handled the whole registry or index of the last
	 *         handled registry element.
	 */
	int (*hdl_restore)(struct bnx2x *bp, struct bnx2x_mcast_obj *o,
			   int start_bin, int *rdata_idx);

	int (*enqueue_cmd)(struct bnx2x *bp, struct bnx2x_mcast_obj *o,
			   struct bnx2x_mcast_ramrod_params *p, int cmd);

	void (*set_one_rule)(struct bnx2x *bp,
			     struct bnx2x_mcast_obj *o, int idx,
			     union bnx2x_mcast_config_data *cfg_data, int cmd);

	/** Checks if there are more mcast MACs to be set or a previous
	 *  command is still pending.
	 */
	bool (*check_pending)(struct bnx2x_mcast_obj *o);

	/**
	 * Set/Clear/Check SCHEDULED state of the object
	 */
	void (*set_sched)(struct bnx2x_mcast_obj *o);
	void (*clear_sched)(struct bnx2x_mcast_obj *o);
	bool (*check_sched)(struct bnx2x_mcast_obj *o);

	/* Wait until all pending commands complete */
	int (*wait_comp)(struct bnx2x *bp, struct bnx2x_mcast_obj *o);

	/**
	 * Handle the internal object counters needed for proper
	 * commands handling. Checks that the provided parameters are
	 * feasible.
	 */
	int (*validate)(struct bnx2x *bp,
			struct bnx2x_mcast_ramrod_params *p, int cmd);

	/**
	 * Restore the values of internal counters in case of a failure.
	 */
	void (*revert)(struct bnx2x *bp,
		       struct bnx2x_mcast_ramrod_params *p,
		       int old_num_bins);

	int (*get_registry_size)(struct bnx2x_mcast_obj *o);
	void (*set_registry_size)(struct bnx2x_mcast_obj *o, int n);
};

/*************************** Credit handling **********************************/
struct bnx2x_credit_pool_obj {

	/* Current amount of credit in the pool */
	atomic_t	credit;

	/* Maximum allowed credit. put() will check against it. */
	int		pool_sz;

	/*
	 *  Allocate a pool table statically.
	 *
	 *  Currently the mamimum allowed size is MAX_MAC_CREDIT_E2(272)
	 *
	 *  The set bit in the table will mean that the entry is available.
	 */
#define BNX2X_POOL_VEC_SIZE	(MAX_MAC_CREDIT_E2 / 64)
	u64		pool_mirror[BNX2X_POOL_VEC_SIZE];

	/* Base pool offset (initialized differently */
	int		base_pool_offset;

	/**
	 * Get the next free pool entry.
	 *
	 * @return true if there was a free entry in the pool
	 */
	bool (*get_entry)(struct bnx2x_credit_pool_obj *o, int *entry);

	/**
	 * Return the entry back to the pool.
	 *
	 * @return true if entry is legal and has been successfully
	 *         returned to the pool.
	 */
	bool (*put_entry)(struct bnx2x_credit_pool_obj *o, int entry);

	/**
	 * Get the requested amount of credit from the pool.
	 *
	 * @param cnt Amount of requested credit
	 * @return true if the operation is successful
	 */
	bool (*get)(struct bnx2x_credit_pool_obj *o, int cnt);

	/**
	 * Returns the credit to the pool.
	 *
	 * @param cnt Amount of credit to return
	 * @return true if the operation is successful
	 */
	bool (*put)(struct bnx2x_credit_pool_obj *o, int cnt);

	/**
	 * Reads the current amount of credit.
	 */
	int (*check)(struct bnx2x_credit_pool_obj *o);
};

/*************************** RSS configuration ********************************/
enum {
	/* RSS_MODE bits are mutually exclusive */
	BNX2X_RSS_MODE_DISABLED,
	BNX2X_RSS_MODE_REGULAR,
	BNX2X_RSS_MODE_VLAN_PRI,
	BNX2X_RSS_MODE_E1HOV_PRI,
	BNX2X_RSS_MODE_IP_DSCP,

	BNX2X_RSS_SET_SRCH, /* Setup searcher, E1x specific flag */

	BNX2X_RSS_IPV4,
	BNX2X_RSS_IPV4_TCP,
	BNX2X_RSS_IPV6,
	BNX2X_RSS_IPV6_TCP,
};

struct bnx2x_config_rss_params {
	struct bnx2x_rss_config_obj *rss_obj;

	/* may have RAMROD_COMP_WAIT set only */
	unsigned long	ramrod_flags;

	/* BNX2X_RSS_X bits */
	unsigned long	rss_flags;

	/* Number hash bits to take into an account */
	u8		rss_result_mask;

	/* Indirection table */
	u8		ind_table[T_ETH_INDIRECTION_TABLE_SIZE];

	/* RSS hash values */
	u32		rss_key[10];

	/* valid only iff BNX2X_RSS_UPDATE_TOE is set */
	u16		toe_rss_bitmap;
};

struct bnx2x_rss_config_obj {
	struct bnx2x_raw_obj	raw;

	/* RSS engine to use */
	u8			engine_id;

	/* Last configured indirection table */
	u8			ind_table[T_ETH_INDIRECTION_TABLE_SIZE];

	int (*config_rss)(struct bnx2x *bp,
			  struct bnx2x_config_rss_params *p);
};

/*********************** Queue state update ***********************************/

/* UPDATE command options */
enum {
	BNX2X_Q_UPDATE_IN_VLAN_REM,
	BNX2X_Q_UPDATE_IN_VLAN_REM_CHNG,
	BNX2X_Q_UPDATE_OUT_VLAN_REM,
	BNX2X_Q_UPDATE_OUT_VLAN_REM_CHNG,
	BNX2X_Q_UPDATE_ANTI_SPOOF,
	BNX2X_Q_UPDATE_ANTI_SPOOF_CHNG,
	BNX2X_Q_UPDATE_ACTIVATE,
	BNX2X_Q_UPDATE_ACTIVATE_CHNG,
	BNX2X_Q_UPDATE_DEF_VLAN_EN,
	BNX2X_Q_UPDATE_DEF_VLAN_EN_CHNG,
	BNX2X_Q_UPDATE_SILENT_VLAN_REM_CHNG,
	BNX2X_Q_UPDATE_SILENT_VLAN_REM
};

/* Allowed Queue states */
enum bnx2x_q_state {
	BNX2X_Q_STATE_RESET,
	BNX2X_Q_STATE_INITIALIZED,
	BNX2X_Q_STATE_ACTIVE,
	BNX2X_Q_STATE_INACTIVE,
	BNX2X_Q_STATE_STOPPED,
	BNX2X_Q_STATE_TERMINATED,
	BNX2X_Q_STATE_FLRED,
	BNX2X_Q_STATE_MAX,
};

/* Allowed commands */
enum bnx2x_queue_cmd {
	BNX2X_Q_CMD_INIT,
	BNX2X_Q_CMD_SETUP,
	BNX2X_Q_CMD_DEACTIVATE,
	BNX2X_Q_CMD_ACTIVATE,
	BNX2X_Q_CMD_UPDATE,
	BNX2X_Q_CMD_UPDATE_TPA,
	BNX2X_Q_CMD_HALT,
	BNX2X_Q_CMD_CFC_DEL,
	BNX2X_Q_CMD_TERMINATE,
	BNX2X_Q_CMD_EMPTY,
	BNX2X_Q_CMD_MAX,
};

/* queue SETUP + INIT flags */
enum {
	BNX2X_Q_FLG_TPA,
	BNX2X_Q_FLG_STATS,
	BNX2X_Q_FLG_ZERO_STATS,
	BNX2X_Q_FLG_ACTIVE,
	BNX2X_Q_FLG_OV,
	BNX2X_Q_FLG_VLAN,
	BNX2X_Q_FLG_COS,
	BNX2X_Q_FLG_HC,
	BNX2X_Q_FLG_HC_EN,
	BNX2X_Q_FLG_DHC,
	BNX2X_Q_FLG_FCOE,
	BNX2X_Q_FLG_LEADING_RSS,
	BNX2X_Q_FLG_MCAST,
	BNX2X_Q_FLG_DEF_VLAN,
	BNX2X_Q_FLG_TX_SWITCH,
	BNX2X_Q_FLG_TX_SEC,
	BNX2X_Q_FLG_ANTI_SPOOF,
	BNX2X_Q_FLG_SILENT_VLAN_REM
};

/* Queue type options: queue type may be a compination of below. */
enum bnx2x_q_type {
	/** TODO: Consider moving both these flags into the init()
	 *        ramrod params.
	 */
	BNX2X_Q_TYPE_HAS_RX,
	BNX2X_Q_TYPE_HAS_TX,
};

struct bnx2x_queue_init_params {
	struct {
		unsigned long	flags;
		u16		hc_rate;
		u8		fw_sb_id;
		u8		sb_cq_index;
	} tx;

	struct {
		unsigned long	flags;
		u16		hc_rate;
		u8		fw_sb_id;
		u8		sb_cq_index;
	} rx;

	/* CID context in the host memory */
	struct eth_context *cxt;
};

struct bnx2x_queue_update_params {
	unsigned long	update_flags; /* BNX2X_Q_UPDATE_XX bits */
	u16		def_vlan;
	u16		silent_removal_value;
	u16		silent_removal_mask;
};

struct rxq_pause_params {
	u16		bd_th_lo;
	u16		bd_th_hi;
	u16		rcq_th_lo;
	u16		rcq_th_hi;
	u16		sge_th_lo; /* valid iff BNX2X_Q_FLG_TPA */
	u16		sge_th_hi; /* valid iff BNX2X_Q_FLG_TPA */
	u16		pri_map;
};

/* general */
struct bnx2x_general_setup_params {
	/* valid iff BNX2X_Q_FLG_STATS */
	u8		stat_id;

	u8		spcl_id;
	u16		mtu;
};

struct bnx2x_rxq_setup_params {
	/* dma */
	dma_addr_t	dscr_map;
	dma_addr_t	sge_map;
	dma_addr_t	rcq_map;
	dma_addr_t	rcq_np_map;

	u16		drop_flags;
	u16		buf_sz;
	u8		fw_sb_id;
	u8		cl_qzone_id;

	/* valid iff BNX2X_Q_FLG_TPA */
	u16		tpa_agg_sz;
	u16		sge_buf_sz;
	u8		max_sges_pkt;
	u8		max_tpa_queues;
	u8		rss_engine_id;

	u8		cache_line_log;

	u8		sb_cq_index;

	/* valid iff BXN2X_Q_FLG_SILENT_VLAN_REM */
	u16 silent_removal_value;
	u16 silent_removal_mask;
};

struct bnx2x_txq_setup_params {
	/* dma */
	dma_addr_t	dscr_map;

	u8		fw_sb_id;
	u8		sb_cq_index;
	u8		cos;		/* valid iff BNX2X_Q_FLG_COS */
	u16		traffic_type;
	/* equals to the leading rss client id, used for TX classification*/
	u8		tss_leading_cl_id;

	/* valid iff BNX2X_Q_FLG_DEF_VLAN */
	u16		default_vlan;
};

struct bnx2x_queue_setup_params {
	struct rxq_pause_params pause;
	struct bnx2x_general_setup_params gen_params;
	struct bnx2x_rxq_setup_params rxq_params;
	struct bnx2x_txq_setup_params txq_params;
	unsigned long flags;
};


struct bnx2x_queue_state_params {
	struct bnx2x_queue_sp_obj *q_obj;

	/* Current command */
	enum bnx2x_queue_cmd cmd;

	/* may have RAMROD_COMP_WAIT set only */
	unsigned long	ramrod_flags;

	/* Params according to the current command */
	union {
		struct bnx2x_queue_update_params update;
		struct bnx2x_queue_setup_params   setup;
		struct bnx2x_queue_init_params	  init;
	} params;
};

struct bnx2x_queue_sp_obj {
	u32		cid;
	u8		cl_id;
	u8		func_id;

	enum bnx2x_q_state state, next_state;

	/* bits from enum bnx2x_q_type */
	unsigned long	type;

	/* BNX2X_Q_CMD_XX bits. This object implements "one
	 * pending" paradigm but for debug and tracing purposes it's
	 * more convinient to have different bits for different
	 * commands.
	 */
	unsigned long	pending;

	/* Buffer to use as a ramrod data and its mapping */
	void		*rdata;
	dma_addr_t	rdata_mapping;

	/**
	 * Performs one state change according to the given parameters.
	 *
	 * @return 0 in case of success and negative value otherwise.
	 */
	int (*send_cmd)(struct bnx2x *bp,
			struct bnx2x_queue_state_params *params);

	/**
	 * Sets the pending bit according to the requested transition.
	 */
	int (*set_pending)(struct bnx2x_queue_sp_obj *o,
			   struct bnx2x_queue_state_params *params);

	/**
	 * Checks that the requested state transition is legal.
	 */
	int (*check_transition)(struct bnx2x *bp,
				struct bnx2x_queue_sp_obj *o,
				struct bnx2x_queue_state_params *params);

	/**
	 * Completes the pending command.
	 */
	int (*complete_cmd)(struct bnx2x *bp,
			    struct bnx2x_queue_sp_obj *o,
			    enum bnx2x_queue_cmd);

	int (*wait_comp)(struct bnx2x *bp,
			 struct bnx2x_queue_sp_obj *o,
			 enum bnx2x_queue_cmd cmd);
};

/********************** Function state update *********************************/
/* Allowed Function states */
enum bnx2x_func_state {
	BNX2X_F_STATE_RESET,
	BNX2X_F_STATE_INITIALIZED,
	BNX2X_F_STATE_STARTED,
	BNX2X_F_STATE_MAX,
};

/* Allowed Function commands */
enum bnx2x_func_cmd {
	BNX2X_F_CMD_HW_INIT,
	BNX2X_F_CMD_START,
	BNX2X_F_CMD_STOP,
	BNX2X_F_CMD_HW_RESET,
	BNX2X_F_CMD_MAX,
};

struct bnx2x_func_hw_init_params {
	/* A load phase returned by MCP.
	 *
	 * May be:
	 *		FW_MSG_CODE_DRV_LOAD_COMMON_CHIP
	 *		FW_MSG_CODE_DRV_LOAD_COMMON
	 *		FW_MSG_CODE_DRV_LOAD_PORT
	 *		FW_MSG_CODE_DRV_LOAD_FUNCTION
	 */
	u32 load_phase;
};

struct bnx2x_func_hw_reset_params {
	/* A load phase returned by MCP.
	 *
	 * May be:
	 *		FW_MSG_CODE_DRV_LOAD_COMMON_CHIP
	 *		FW_MSG_CODE_DRV_LOAD_COMMON
	 *		FW_MSG_CODE_DRV_LOAD_PORT
	 *		FW_MSG_CODE_DRV_LOAD_FUNCTION
	 */
	u32 reset_phase;
};

struct bnx2x_func_start_params {
	/* Multi Function mode:
	 *	- Single Function
	 *	- Switch Dependent
	 *	- Switch Independent
	 */
	u16 mf_mode;

	/* Switch Dependent mode outer VLAN tag */
	u16 sd_vlan_tag;

	/* Function cos mode */
	u8 network_cos_mode;
};

struct bnx2x_func_state_params {
	struct bnx2x_func_sp_obj *f_obj;

	/* Current command */
	enum bnx2x_func_cmd cmd;

	/* may have RAMROD_COMP_WAIT set only */
	unsigned long	ramrod_flags;

	/* Params according to the current command */
	union {
		struct bnx2x_func_hw_init_params hw_init;
		struct bnx2x_func_hw_reset_params hw_reset;
		struct bnx2x_func_start_params start;
	} params;
};

struct bnx2x_func_sp_drv_ops {
	/* Init tool + runtime initialization:
	 *      - Common Chip
	 *      - Common (per Path)
	 *      - Port
	 *      - Function phases
	 */
	int (*init_hw_cmn_chip)(struct bnx2x *bp);
	int (*init_hw_cmn)(struct bnx2x *bp);
	int (*init_hw_port)(struct bnx2x *bp);
	int (*init_hw_func)(struct bnx2x *bp);

	/* Reset Function HW: Common, Port, Function phases. */
	void (*reset_hw_cmn)(struct bnx2x *bp);
	void (*reset_hw_port)(struct bnx2x *bp);
	void (*reset_hw_func)(struct bnx2x *bp);

	/* Init/Free GUNZIP resources */
	int (*gunzip_init)(struct bnx2x *bp);
	void (*gunzip_end)(struct bnx2x *bp);

	/* Prepare/Release FW resources */
	int (*init_fw)(struct bnx2x *bp);
	void (*release_fw)(struct bnx2x *bp);
};

struct bnx2x_func_sp_obj {
	enum bnx2x_func_state	state, next_state;

	/* BNX2X_FUNC_CMD_XX bits. This object implements "one
	 * pending" paradigm but for debug and tracing purposes it's
	 * more convinient to have different bits for different
	 * commands.
	 */
	unsigned long		pending;

	/* Buffer to use as a ramrod data and its mapping */
	void			*rdata;
	dma_addr_t		rdata_mapping;

	/* this mutex validates that when pending flag is taken, the next
	 * ramrod to be sent will be the one set the pending bit
	 */
	struct mutex		one_pending_mutex;

	/* Driver interface */
	struct bnx2x_func_sp_drv_ops	*drv;

	/**
	 * Performs one state change according to the given parameters.
	 *
	 * @return 0 in case of success and negative value otherwise.
	 */
	int (*send_cmd)(struct bnx2x *bp,
			struct bnx2x_func_state_params *params);

	/**
	 * Checks that the requested state transition is legal.
	 */
	int (*check_transition)(struct bnx2x *bp,
				struct bnx2x_func_sp_obj *o,
				struct bnx2x_func_state_params *params);

	/**
	 * Completes the pending command.
	 */
	int (*complete_cmd)(struct bnx2x *bp,
			    struct bnx2x_func_sp_obj *o,
			    enum bnx2x_func_cmd cmd);

	int (*wait_comp)(struct bnx2x *bp, struct bnx2x_func_sp_obj *o,
			 enum bnx2x_func_cmd cmd);
};

/********************** Interfaces ********************************************/
/* Queueable objects set */
union bnx2x_qable_obj {
	struct bnx2x_vlan_mac_obj vlan_mac;
};
/************** Function state update *********/
void bnx2x_init_func_obj(struct bnx2x *bp,
			 struct bnx2x_func_sp_obj *obj,
			 void *rdata, dma_addr_t rdata_mapping,
			 struct bnx2x_func_sp_drv_ops *drv_iface);

int bnx2x_func_state_change(struct bnx2x *bp,
			    struct bnx2x_func_state_params *params);

/******************* Queue State **************/
void bnx2x_init_queue_obj(struct bnx2x *bp,
			  struct bnx2x_queue_sp_obj *obj, u8 cl_id, u32 cid,
			  u8 func_id, void *rdata, dma_addr_t rdata_mapping,
			  unsigned long type);

int bnx2x_queue_state_change(struct bnx2x *bp,
			     struct bnx2x_queue_state_params *params);

/********************* VLAN-MAC ****************/
void bnx2x_init_mac_obj(struct bnx2x *bp,
			struct bnx2x_vlan_mac_obj *mac_obj,
			u8 cl_id, u32 cid, u8 func_id, void *rdata,
			dma_addr_t rdata_mapping, int state,
			unsigned long *pstate, bnx2x_obj_type type,
			struct bnx2x_credit_pool_obj *macs_pool);

void bnx2x_init_vlan_obj(struct bnx2x *bp,
			 struct bnx2x_vlan_mac_obj *vlan_obj,
			 u8 cl_id, u32 cid, u8 func_id, void *rdata,
			 dma_addr_t rdata_mapping, int state,
			 unsigned long *pstate, bnx2x_obj_type type,
			 struct bnx2x_credit_pool_obj *vlans_pool);

void bnx2x_init_vlan_mac_obj(struct bnx2x *bp,
			     struct bnx2x_vlan_mac_obj *vlan_mac_obj,
			     u8 cl_id, u32 cid, u8 func_id, void *rdata,
			     dma_addr_t rdata_mapping, int state,
			     unsigned long *pstate, bnx2x_obj_type type,
			     struct bnx2x_credit_pool_obj *macs_pool,
			     struct bnx2x_credit_pool_obj *vlans_pool);

int bnx2x_config_vlan_mac(struct bnx2x *bp,
			  struct bnx2x_vlan_mac_ramrod_params *p);

int bnx2x_vlan_mac_move(struct bnx2x *bp,
			struct bnx2x_vlan_mac_ramrod_params *p,
			struct bnx2x_vlan_mac_obj *dest_o);

/********************* RX MODE ****************/

void bnx2x_init_rx_mode_obj(struct bnx2x *bp,
			    struct bnx2x_rx_mode_obj *o);

/**
 * Send and RX_MODE ramrod according to the provided parameters.
 *
 * @param bp
 * @param p Command parameters
 *
 * @return 0 - if operation was successfull and there is no pending completions,
 *         positive number - if there are pending completions,
 *         negative - if there were errors
 */
int bnx2x_config_rx_mode(struct bnx2x *bp,
			 struct bnx2x_rx_mode_ramrod_params *p);

/****************** MULTICASTS ****************/

void bnx2x_init_mcast_obj(struct bnx2x *bp,
			  struct bnx2x_mcast_obj *mcast_obj,
			  u8 mcast_cl_id, u32 mcast_cid, u8 func_id,
			  u8 engine_id, void *rdata, dma_addr_t rdata_mapping,
			  int state, unsigned long *pstate,
			  bnx2x_obj_type type);

/**
 * Configure multicast MACs list. May configure a new list
 * provided in p->mcast_list (BNX2X_MCAST_CMD_ADD), clean up
 * (BNX2X_MCAST_CMD_DEL) or restore (BNX2X_MCAST_CMD_RESTORE) a current
 * configuration, continue to execute the pending commands
 * (BNX2X_MCAST_CMD_CONT).
 *
 * If previous command is still pending or if number of MACs to
 * configure is more that maximum number of MACs in one command,
 * the current command will be enqueued to the tail of the
 * pending commands list.
 *
 * @param bp
 * @param p
 * @param command to execute: BNX2X_MCAST_CMD_X
 *
 * @return 0 is operation was sucessfull and there are no pending completions,
 *         negative if there were errors, positive if there are pending
 *         completions.
 */
int bnx2x_config_mcast(struct bnx2x *bp,
		       struct bnx2x_mcast_ramrod_params *p, int cmd);

/****************** CREDIT POOL ****************/
void bnx2x_init_mac_credit_pool(struct bnx2x *bp,
				struct bnx2x_credit_pool_obj *p, u8 func_id,
				u8 func_num);
void bnx2x_init_vlan_credit_pool(struct bnx2x *bp,
				 struct bnx2x_credit_pool_obj *p, u8 func_id,
				 u8 func_num);


/****************** RSS CONFIGURATION ****************/
void bnx2x_init_rss_config_obj(struct bnx2x *bp,
			       struct bnx2x_rss_config_obj *rss_obj,
			       u8 cl_id, u32 cid, u8 func_id, u8 engine_id,
			       void *rdata, dma_addr_t rdata_mapping,
			       int state, unsigned long *pstate,
			       bnx2x_obj_type type);

/**
 * Updates RSS configuration according to provided parameters.
 *
 * @param bp
 * @param p
 *
 * @return 0 in case of success
 */
int bnx2x_config_rss(struct bnx2x *bp,
		     struct bnx2x_config_rss_params *p);

/**
 * Return the current ind_table configuration.
 *
 * @param bp
 * @param ind_table buffer to fill with the current indirection
 *                  table content. Should be at least
 *                  T_ETH_INDIRECTION_TABLE_SIZE bytes long.
 */
void bnx2x_get_rss_ind_table(struct bnx2x_rss_config_obj *rss_obj,
			     u8 *ind_table);

#endif /* BNX2X_SP_VERBS */