aboutsummaryrefslogtreecommitdiff
path: root/drivers/scsi/lpfc/lpfc_sli4.h
blob: d1a5b057c6f38c91f2367a885d875248357522b7 (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
/*******************************************************************
 * This file is part of the Emulex Linux Device Driver for         *
 * Fibre Channel Host Bus Adapters.                                *
 * Copyright (C) 2009-2015 Emulex.  All rights reserved.           *
 * EMULEX and SLI are trademarks of Emulex.                        *
 * www.emulex.com                                                  *
 *                                                                 *
 * This program is free software; you can redistribute it and/or   *
 * modify it under the terms of version 2 of the GNU General       *
 * Public License as published by the Free Software Foundation.    *
 * This program is distributed in the hope that it will be useful. *
 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
 * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
 * more details, a copy of which can be found in the file COPYING  *
 * included with this package.                                     *
 *******************************************************************/

#define LPFC_ACTIVE_MBOX_WAIT_CNT               100
#define LPFC_XRI_EXCH_BUSY_WAIT_TMO		10000
#define LPFC_XRI_EXCH_BUSY_WAIT_T1   		10
#define LPFC_XRI_EXCH_BUSY_WAIT_T2              30000
#define LPFC_RELEASE_NOTIFICATION_INTERVAL	32
#define LPFC_RPI_LOW_WATER_MARK			10

#define LPFC_UNREG_FCF                          1
#define LPFC_SKIP_UNREG_FCF                     0

/* Amount of time in seconds for waiting FCF rediscovery to complete */
#define LPFC_FCF_REDISCOVER_WAIT_TMO		2000 /* msec */

/* Number of SGL entries can be posted in a 4KB nonembedded mbox command */
#define LPFC_NEMBED_MBOX_SGL_CNT		254

/* Multi-queue arrangement for FCP EQ/CQ/WQ tuples */
#define LPFC_FCP_IO_CHAN_DEF       4
#define LPFC_FCP_IO_CHAN_MIN       1
#define LPFC_FCP_IO_CHAN_MAX       16

/* Number of channels used for Flash Optimized Fabric (FOF) operations */

#define LPFC_FOF_IO_CHAN_NUM       1

/*
 * Provide the default FCF Record attributes used by the driver
 * when nonFIP mode is configured and there is no other default
 * FCF Record attributes.
 */
#define LPFC_FCOE_FCF_DEF_INDEX	0
#define LPFC_FCOE_FCF_GET_FIRST	0xFFFF
#define LPFC_FCOE_FCF_NEXT_NONE	0xFFFF

#define LPFC_FCOE_NULL_VID	0xFFF
#define LPFC_FCOE_IGNORE_VID	0xFFFF

/* First 3 bytes of default FCF MAC is specified by FC_MAP */
#define LPFC_FCOE_FCF_MAC3	0xFF
#define LPFC_FCOE_FCF_MAC4	0xFF
#define LPFC_FCOE_FCF_MAC5	0xFE
#define LPFC_FCOE_FCF_MAP0	0x0E
#define LPFC_FCOE_FCF_MAP1	0xFC
#define LPFC_FCOE_FCF_MAP2	0x00
#define LPFC_FCOE_MAX_RCV_SIZE	0x800
#define LPFC_FCOE_FKA_ADV_PER	0
#define LPFC_FCOE_FIP_PRIORITY	0x80

#define sli4_sid_from_fc_hdr(fc_hdr)  \
	((fc_hdr)->fh_s_id[0] << 16 | \
	 (fc_hdr)->fh_s_id[1] <<  8 | \
	 (fc_hdr)->fh_s_id[2])

#define sli4_did_from_fc_hdr(fc_hdr)  \
	((fc_hdr)->fh_d_id[0] << 16 | \
	 (fc_hdr)->fh_d_id[1] <<  8 | \
	 (fc_hdr)->fh_d_id[2])

#define sli4_fctl_from_fc_hdr(fc_hdr)  \
	((fc_hdr)->fh_f_ctl[0] << 16 | \
	 (fc_hdr)->fh_f_ctl[1] <<  8 | \
	 (fc_hdr)->fh_f_ctl[2])

#define sli4_type_from_fc_hdr(fc_hdr)  \
	((fc_hdr)->fh_type)

#define LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT 12000

#define INT_FW_UPGRADE	0
#define RUN_FW_UPGRADE	1

enum lpfc_sli4_queue_type {
	LPFC_EQ,
	LPFC_GCQ,
	LPFC_MCQ,
	LPFC_WCQ,
	LPFC_RCQ,
	LPFC_MQ,
	LPFC_WQ,
	LPFC_HRQ,
	LPFC_DRQ
};

/* The queue sub-type defines the functional purpose of the queue */
enum lpfc_sli4_queue_subtype {
	LPFC_NONE,
	LPFC_MBOX,
	LPFC_FCP,
	LPFC_ELS,
	LPFC_USOL
};

union sli4_qe {
	void *address;
	struct lpfc_eqe *eqe;
	struct lpfc_cqe *cqe;
	struct lpfc_mcqe *mcqe;
	struct lpfc_wcqe_complete *wcqe_complete;
	struct lpfc_wcqe_release *wcqe_release;
	struct sli4_wcqe_xri_aborted *wcqe_xri_aborted;
	struct lpfc_rcqe_complete *rcqe_complete;
	struct lpfc_mqe *mqe;
	union  lpfc_wqe *wqe;
	union  lpfc_wqe128 *wqe128;
	struct lpfc_rqe *rqe;
};

struct lpfc_queue {
	struct list_head list;
	enum lpfc_sli4_queue_type type;
	enum lpfc_sli4_queue_subtype subtype;
	struct lpfc_hba *phba;
	struct list_head child_list;
	uint32_t entry_count;	/* Number of entries to support on the queue */
	uint32_t entry_size;	/* Size of each queue entry. */
	uint32_t entry_repost;	/* Count of entries before doorbell is rung */
#define LPFC_QUEUE_MIN_REPOST	8
	uint32_t queue_id;	/* Queue ID assigned by the hardware */
	uint32_t assoc_qid;     /* Queue ID associated with, for CQ/WQ/MQ */
	struct list_head page_list;
	uint32_t page_count;	/* Number of pages allocated for this queue */
	uint32_t host_index;	/* The host's index for putting or getting */
	uint32_t hba_index;	/* The last known hba index for get or put */

	struct lpfc_sli_ring *pring; /* ptr to io ring associated with q */

	uint16_t db_format;
#define LPFC_DB_RING_FORMAT	0x01
#define LPFC_DB_LIST_FORMAT	0x02
	void __iomem *db_regaddr;
	/* For q stats */
	uint32_t q_cnt_1;
	uint32_t q_cnt_2;
	uint32_t q_cnt_3;
	uint64_t q_cnt_4;
/* defines for EQ stats */
#define	EQ_max_eqe		q_cnt_1
#define	EQ_no_entry		q_cnt_2
#define	EQ_badstate		q_cnt_3
#define	EQ_processed		q_cnt_4

/* defines for CQ stats */
#define	CQ_mbox			q_cnt_1
#define	CQ_max_cqe		q_cnt_1
#define	CQ_release_wqe		q_cnt_2
#define	CQ_xri_aborted		q_cnt_3
#define	CQ_wq			q_cnt_4

/* defines for WQ stats */
#define	WQ_overflow		q_cnt_1
#define	WQ_posted		q_cnt_4

/* defines for RQ stats */
#define	RQ_no_posted_buf	q_cnt_1
#define	RQ_no_buf_found		q_cnt_2
#define	RQ_buf_trunc		q_cnt_3
#define	RQ_rcv_buf		q_cnt_4

	union sli4_qe qe[1];	/* array to index entries (must be last) */
};

struct lpfc_sli4_link {
	uint16_t speed;
	uint8_t duplex;
	uint8_t status;
	uint8_t type;
	uint8_t number;
	uint8_t fault;
	uint16_t logical_speed;
	uint16_t topology;
};

struct lpfc_fcf_rec {
	uint8_t  fabric_name[8];
	uint8_t  switch_name[8];
	uint8_t  mac_addr[6];
	uint16_t fcf_indx;
	uint32_t priority;
	uint16_t vlan_id;
	uint32_t addr_mode;
	uint32_t flag;
#define BOOT_ENABLE	0x01
#define RECORD_VALID	0x02
};

struct lpfc_fcf_pri_rec {
	uint16_t fcf_index;
#define LPFC_FCF_ON_PRI_LIST 0x0001
#define LPFC_FCF_FLOGI_FAILED 0x0002
	uint16_t flag;
	uint32_t priority;
};

struct lpfc_fcf_pri {
	struct list_head list;
	struct lpfc_fcf_pri_rec fcf_rec;
};

/*
 * Maximum FCF table index, it is for driver internal book keeping, it
 * just needs to be no less than the supported HBA's FCF table size.
 */
#define LPFC_SLI4_FCF_TBL_INDX_MAX	32

struct lpfc_fcf {
	uint16_t fcfi;
	uint32_t fcf_flag;
#define FCF_AVAILABLE	0x01 /* FCF available for discovery */
#define FCF_REGISTERED	0x02 /* FCF registered with FW */
#define FCF_SCAN_DONE	0x04 /* FCF table scan done */
#define FCF_IN_USE	0x08 /* Atleast one discovery completed */
#define FCF_INIT_DISC	0x10 /* Initial FCF discovery */
#define FCF_DEAD_DISC	0x20 /* FCF DEAD fast FCF failover discovery */
#define FCF_ACVL_DISC	0x40 /* All CVL fast FCF failover discovery */
#define FCF_DISCOVERY	(FCF_INIT_DISC | FCF_DEAD_DISC | FCF_ACVL_DISC)
#define FCF_REDISC_PEND	0x80 /* FCF rediscovery pending */
#define FCF_REDISC_EVT	0x100 /* FCF rediscovery event to worker thread */
#define FCF_REDISC_FOV	0x200 /* Post FCF rediscovery fast failover */
#define FCF_REDISC_PROG (FCF_REDISC_PEND | FCF_REDISC_EVT)
	uint32_t addr_mode;
	uint32_t eligible_fcf_cnt;
	struct lpfc_fcf_rec current_rec;
	struct lpfc_fcf_rec failover_rec;
	struct list_head fcf_pri_list;
	struct lpfc_fcf_pri fcf_pri[LPFC_SLI4_FCF_TBL_INDX_MAX];
	uint32_t current_fcf_scan_pri;
	struct timer_list redisc_wait;
	unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */
};


#define LPFC_REGION23_SIGNATURE "RG23"
#define LPFC_REGION23_VERSION	1
#define LPFC_REGION23_LAST_REC  0xff
#define DRIVER_SPECIFIC_TYPE	0xA2
#define LINUX_DRIVER_ID		0x20
#define PORT_STE_TYPE		0x1

struct lpfc_fip_param_hdr {
	uint8_t type;
#define FCOE_PARAM_TYPE		0xA0
	uint8_t length;
#define FCOE_PARAM_LENGTH	2
	uint8_t parm_version;
#define FIPP_VERSION		0x01
	uint8_t parm_flags;
#define	lpfc_fip_param_hdr_fipp_mode_SHIFT	6
#define	lpfc_fip_param_hdr_fipp_mode_MASK	0x3
#define lpfc_fip_param_hdr_fipp_mode_WORD	parm_flags
#define	FIPP_MODE_ON				0x1
#define	FIPP_MODE_OFF				0x0
#define FIPP_VLAN_VALID				0x1
};

struct lpfc_fcoe_params {
	uint8_t fc_map[3];
	uint8_t reserved1;
	uint16_t vlan_tag;
	uint8_t reserved[2];
};

struct lpfc_fcf_conn_hdr {
	uint8_t type;
#define FCOE_CONN_TBL_TYPE		0xA1
	uint8_t length;   /* words */
	uint8_t reserved[2];
};

struct lpfc_fcf_conn_rec {
	uint16_t flags;
#define	FCFCNCT_VALID		0x0001
#define	FCFCNCT_BOOT		0x0002
#define	FCFCNCT_PRIMARY		0x0004   /* if not set, Secondary */
#define	FCFCNCT_FBNM_VALID	0x0008
#define	FCFCNCT_SWNM_VALID	0x0010
#define	FCFCNCT_VLAN_VALID	0x0020
#define	FCFCNCT_AM_VALID	0x0040
#define	FCFCNCT_AM_PREFERRED	0x0080   /* if not set, AM Required */
#define	FCFCNCT_AM_SPMA		0x0100	 /* if not set, FPMA */

	uint16_t vlan_tag;
	uint8_t fabric_name[8];
	uint8_t switch_name[8];
};

struct lpfc_fcf_conn_entry {
	struct list_head list;
	struct lpfc_fcf_conn_rec conn_rec;
};

/*
 * Define the host's bootstrap mailbox.  This structure contains
 * the member attributes needed to create, use, and destroy the
 * bootstrap mailbox region.
 *
 * The macro definitions for the bmbx data structure are defined
 * in lpfc_hw4.h with the register definition.
 */
struct lpfc_bmbx {
	struct lpfc_dmabuf *dmabuf;
	struct dma_address dma_address;
	void *avirt;
	dma_addr_t aphys;
	uint32_t bmbx_size;
};

#define LPFC_EQE_SIZE LPFC_EQE_SIZE_4

#define LPFC_EQE_SIZE_4B 	4
#define LPFC_EQE_SIZE_16B	16
#define LPFC_CQE_SIZE		16
#define LPFC_WQE_SIZE		64
#define LPFC_WQE128_SIZE	128
#define LPFC_MQE_SIZE		256
#define LPFC_RQE_SIZE		8

#define LPFC_EQE_DEF_COUNT	1024
#define LPFC_CQE_DEF_COUNT      1024
#define LPFC_WQE_DEF_COUNT      256
#define LPFC_WQE128_DEF_COUNT   128
#define LPFC_MQE_DEF_COUNT      16
#define LPFC_RQE_DEF_COUNT	512

#define LPFC_QUEUE_NOARM	false
#define LPFC_QUEUE_REARM	true


/*
 * SLI4 CT field defines
 */
#define SLI4_CT_RPI 0
#define SLI4_CT_VPI 1
#define SLI4_CT_VFI 2
#define SLI4_CT_FCFI 3

/*
 * SLI4 specific data structures
 */
struct lpfc_max_cfg_param {
	uint16_t max_xri;
	uint16_t xri_base;
	uint16_t xri_used;
	uint16_t max_rpi;
	uint16_t rpi_base;
	uint16_t rpi_used;
	uint16_t max_vpi;
	uint16_t vpi_base;
	uint16_t vpi_used;
	uint16_t max_vfi;
	uint16_t vfi_base;
	uint16_t vfi_used;
	uint16_t max_fcfi;
	uint16_t fcfi_used;
	uint16_t max_eq;
	uint16_t max_rq;
	uint16_t max_cq;
	uint16_t max_wq;
};

struct lpfc_hba;
/* SLI4 HBA multi-fcp queue handler struct */
struct lpfc_fcp_eq_hdl {
	uint32_t idx;
	struct lpfc_hba *phba;
	atomic_t fcp_eq_in_use;
};

/* Port Capabilities for SLI4 Parameters */
struct lpfc_pc_sli4_params {
	uint32_t supported;
	uint32_t if_type;
	uint32_t sli_rev;
	uint32_t sli_family;
	uint32_t featurelevel_1;
	uint32_t featurelevel_2;
	uint32_t proto_types;
#define LPFC_SLI4_PROTO_FCOE	0x0000001
#define LPFC_SLI4_PROTO_FC	0x0000002
#define LPFC_SLI4_PROTO_NIC	0x0000004
#define LPFC_SLI4_PROTO_ISCSI	0x0000008
#define LPFC_SLI4_PROTO_RDMA	0x0000010
	uint32_t sge_supp_len;
	uint32_t if_page_sz;
	uint32_t rq_db_window;
	uint32_t loopbk_scope;
	uint32_t oas_supported;
	uint32_t eq_pages_max;
	uint32_t eqe_size;
	uint32_t cq_pages_max;
	uint32_t cqe_size;
	uint32_t mq_pages_max;
	uint32_t mqe_size;
	uint32_t mq_elem_cnt;
	uint32_t wq_pages_max;
	uint32_t wqe_size;
	uint32_t rq_pages_max;
	uint32_t rqe_size;
	uint32_t hdr_pages_max;
	uint32_t hdr_size;
	uint32_t hdr_pp_align;
	uint32_t sgl_pages_max;
	uint32_t sgl_pp_align;
	uint8_t cqv;
	uint8_t mqv;
	uint8_t wqv;
	uint8_t rqv;
	uint8_t wqsize;
#define LPFC_WQ_SZ64_SUPPORT	1
#define LPFC_WQ_SZ128_SUPPORT	2
};

struct lpfc_iov {
	uint32_t pf_number;
	uint32_t vf_number;
};

struct lpfc_sli4_lnk_info {
	uint8_t lnk_dv;
#define LPFC_LNK_DAT_INVAL	0
#define LPFC_LNK_DAT_VAL	1
	uint8_t lnk_tp;
#define LPFC_LNK_GE	0x0 /* FCoE */
#define LPFC_LNK_FC	0x1 /* FC   */
	uint8_t lnk_no;
};

#define LPFC_SLI4_HANDLER_CNT		(LPFC_FCP_IO_CHAN_MAX+ \
					 LPFC_FOF_IO_CHAN_NUM)
#define LPFC_SLI4_HANDLER_NAME_SZ	16

/* Used for IRQ vector to CPU mapping */
struct lpfc_vector_map_info {
	uint16_t	phys_id;
	uint16_t	core_id;
	uint16_t	irq;
	uint16_t	channel_id;
	struct cpumask	maskbits;
};
#define LPFC_VECTOR_MAP_EMPTY	0xffff

/* SLI4 HBA data structure entries */
struct lpfc_sli4_hba {
	void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for
					     PCI BAR0, config space registers */
	void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for
					     PCI BAR1, control registers */
	void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for
					     PCI BAR2, doorbell registers */
	union {
		struct {
			/* IF Type 0, BAR 0 PCI cfg space reg mem map */
			void __iomem *UERRLOregaddr;
			void __iomem *UERRHIregaddr;
			void __iomem *UEMASKLOregaddr;
			void __iomem *UEMASKHIregaddr;
		} if_type0;
		struct {
			/* IF Type 2, BAR 0 PCI cfg space reg mem map. */
			void __iomem *STATUSregaddr;
			void __iomem *CTRLregaddr;
			void __iomem *ERR1regaddr;
#define SLIPORT_ERR1_REG_ERR_CODE_1		0x1
#define SLIPORT_ERR1_REG_ERR_CODE_2		0x2
			void __iomem *ERR2regaddr;
#define SLIPORT_ERR2_REG_FW_RESTART		0x0
#define SLIPORT_ERR2_REG_FUNC_PROVISON		0x1
#define SLIPORT_ERR2_REG_FORCED_DUMP		0x2
#define SLIPORT_ERR2_REG_FAILURE_EQ		0x3
#define SLIPORT_ERR2_REG_FAILURE_CQ		0x4
#define SLIPORT_ERR2_REG_FAILURE_BUS		0x5
#define SLIPORT_ERR2_REG_FAILURE_RQ		0x6
		} if_type2;
	} u;

	/* IF type 0, BAR1 and if type 2, Bar 0 CSR register memory map */
	void __iomem *PSMPHRregaddr;

	/* Well-known SLI INTF register memory map. */
	void __iomem *SLIINTFregaddr;

	/* IF type 0, BAR 1 function CSR register memory map */
	void __iomem *ISRregaddr;	/* HST_ISR register */
	void __iomem *IMRregaddr;	/* HST_IMR register */
	void __iomem *ISCRregaddr;	/* HST_ISCR register */
	/* IF type 0, BAR 0 and if type 2, BAR 0 doorbell register memory map */
	void __iomem *RQDBregaddr;	/* RQ_DOORBELL register */
	void __iomem *WQDBregaddr;	/* WQ_DOORBELL register */
	void __iomem *EQCQDBregaddr;	/* EQCQ_DOORBELL register */
	void __iomem *MQDBregaddr;	/* MQ_DOORBELL register */
	void __iomem *BMBXregaddr;	/* BootStrap MBX register */

	uint32_t ue_mask_lo;
	uint32_t ue_mask_hi;
	struct lpfc_register sli_intf;
	struct lpfc_pc_sli4_params pc_sli4_params;
	struct msix_entry *msix_entries;
	uint8_t handler_name[LPFC_SLI4_HANDLER_CNT][LPFC_SLI4_HANDLER_NAME_SZ];
	struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */

	/* Pointers to the constructed SLI4 queues */
	struct lpfc_queue **hba_eq;/* Event queues for HBA */
	struct lpfc_queue **fcp_cq;/* Fast-path FCP compl queue */
	struct lpfc_queue **fcp_wq;/* Fast-path FCP work queue */
	uint16_t *fcp_cq_map;

	struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */
	struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */
	struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */
	struct lpfc_queue *els_wq; /* Slow-path ELS work queue */
	struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */
	struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */

	uint32_t fw_func_mode;	/* FW function protocol mode */
	uint32_t ulp0_mode;	/* ULP0 protocol mode */
	uint32_t ulp1_mode;	/* ULP1 protocol mode */

	struct lpfc_queue *fof_eq; /* Flash Optimized Fabric Event queue */

	/* Optimized Access Storage specific queues/structures */

	struct lpfc_queue *oas_cq; /* OAS completion queue */
	struct lpfc_queue *oas_wq; /* OAS Work queue */
	struct lpfc_sli_ring *oas_ring;
	uint64_t oas_next_lun;
	uint8_t oas_next_tgt_wwpn[8];
	uint8_t oas_next_vpt_wwpn[8];

	/* Setup information for various queue parameters */
	int eq_esize;
	int eq_ecount;
	int cq_esize;
	int cq_ecount;
	int wq_esize;
	int wq_ecount;
	int mq_esize;
	int mq_ecount;
	int rq_esize;
	int rq_ecount;
#define LPFC_SP_EQ_MAX_INTR_SEC         10000
#define LPFC_FP_EQ_MAX_INTR_SEC         10000

	uint32_t intr_enable;
	struct lpfc_bmbx bmbx;
	struct lpfc_max_cfg_param max_cfg_param;
	uint16_t extents_in_use; /* must allocate resource extents. */
	uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */
	uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */
	uint16_t next_rpi;
	uint16_t scsi_xri_max;
	uint16_t scsi_xri_cnt;
	uint16_t els_xri_cnt;
	uint16_t scsi_xri_start;
	struct list_head lpfc_free_sgl_list;
	struct list_head lpfc_sgl_list;
	struct list_head lpfc_abts_els_sgl_list;
	struct list_head lpfc_abts_scsi_buf_list;
	struct lpfc_sglq **lpfc_sglq_active_list;
	struct list_head lpfc_rpi_hdr_list;
	unsigned long *rpi_bmask;
	uint16_t *rpi_ids;
	uint16_t rpi_count;
	struct list_head lpfc_rpi_blk_list;
	unsigned long *xri_bmask;
	uint16_t *xri_ids;
	struct list_head lpfc_xri_blk_list;
	unsigned long *vfi_bmask;
	uint16_t *vfi_ids;
	uint16_t vfi_count;
	struct list_head lpfc_vfi_blk_list;
	struct lpfc_sli4_flags sli4_flags;
	struct list_head sp_queue_event;
	struct list_head sp_cqe_event_pool;
	struct list_head sp_asynce_work_queue;
	struct list_head sp_fcp_xri_aborted_work_queue;
	struct list_head sp_els_xri_aborted_work_queue;
	struct list_head sp_unsol_work_queue;
	struct lpfc_sli4_link link_state;
	struct lpfc_sli4_lnk_info lnk_info;
	uint32_t pport_name_sta;
#define LPFC_SLI4_PPNAME_NON	0
#define LPFC_SLI4_PPNAME_GET	1
	struct lpfc_iov iov;
	spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */
	spinlock_t abts_sgl_list_lock; /* list of aborted els IOs */
	uint32_t physical_port;

	/* CPU to vector mapping information */
	struct lpfc_vector_map_info *cpu_map;
	uint16_t num_online_cpu;
	uint16_t num_present_cpu;
	uint16_t curr_disp_cpu;
};

enum lpfc_sge_type {
	GEN_BUFF_TYPE,
	SCSI_BUFF_TYPE
};

enum lpfc_sgl_state {
	SGL_FREED,
	SGL_ALLOCATED,
	SGL_XRI_ABORTED
};

struct lpfc_sglq {
	/* lpfc_sglqs are used in double linked lists */
	struct list_head list;
	struct list_head clist;
	enum lpfc_sge_type buff_type; /* is this a scsi sgl */
	enum lpfc_sgl_state state;
	struct lpfc_nodelist *ndlp; /* ndlp associated with IO */
	uint16_t iotag;         /* pre-assigned IO tag */
	uint16_t sli4_lxritag;  /* logical pre-assigned xri. */
	uint16_t sli4_xritag;   /* pre-assigned XRI, (OXID) tag. */
	struct sli4_sge *sgl;	/* pre-assigned SGL */
	void *virt;		/* virtual address. */
	dma_addr_t phys;	/* physical address */
};

struct lpfc_rpi_hdr {
	struct list_head list;
	uint32_t len;
	struct lpfc_dmabuf *dmabuf;
	uint32_t page_count;
	uint32_t start_rpi;
};

struct lpfc_rsrc_blks {
	struct list_head list;
	uint16_t rsrc_start;
	uint16_t rsrc_size;
	uint16_t rsrc_used;
};

struct lpfc_rdp_context {
	struct lpfc_nodelist *ndlp;
	uint16_t ox_id;
	uint16_t rx_id;
	READ_LNK_VAR link_stat;
	uint8_t page_a0[DMP_SFF_PAGE_A0_SIZE];
	uint8_t page_a2[DMP_SFF_PAGE_A2_SIZE];
	void (*cmpl)(struct lpfc_hba *, struct lpfc_rdp_context*, int);
};

struct lpfc_lcb_context {
	uint8_t  sub_command;
	uint8_t  type;
	uint8_t  frequency;
	uint16_t ox_id;
	uint16_t rx_id;
	struct lpfc_nodelist *ndlp;
};


/*
 * SLI4 specific function prototypes
 */
int lpfc_pci_function_reset(struct lpfc_hba *);
int lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *);
int lpfc_sli4_hba_setup(struct lpfc_hba *);
int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t,
		     uint8_t, uint32_t, bool);
void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *);
void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t);
void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t,
			   struct lpfc_mbx_sge *);
int lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *, struct lpfcMboxq *,
			       uint16_t);

void lpfc_sli4_hba_reset(struct lpfc_hba *);
struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t,
			uint32_t);
void lpfc_sli4_queue_free(struct lpfc_queue *);
int lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint32_t);
int lpfc_modify_fcp_eq_delay(struct lpfc_hba *, uint32_t);
int lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *,
			struct lpfc_queue *, uint32_t, uint32_t);
int32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *,
		       struct lpfc_queue *, uint32_t);
int lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *,
			struct lpfc_queue *, uint32_t);
int lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *,
			struct lpfc_queue *, struct lpfc_queue *, uint32_t);
void lpfc_rq_adjust_repost(struct lpfc_hba *, struct lpfc_queue *, int);
int lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *);
int lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *);
int lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *);
int lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *);
int lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *,
			 struct lpfc_queue *);
int lpfc_sli4_queue_setup(struct lpfc_hba *);
void lpfc_sli4_queue_unset(struct lpfc_hba *);
int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t);
int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *);
uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *);
void lpfc_sli4_free_xri(struct lpfc_hba *, int);
int lpfc_sli4_post_async_mbox(struct lpfc_hba *);
int lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *, struct list_head *, int);
struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *);
int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *);
int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *);
struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *);
void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *);
int lpfc_sli4_alloc_rpi(struct lpfc_hba *);
void lpfc_sli4_free_rpi(struct lpfc_hba *, int);
void lpfc_sli4_remove_rpis(struct lpfc_hba *);
void lpfc_sli4_async_event_proc(struct lpfc_hba *);
void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *);
int lpfc_sli4_resume_rpi(struct lpfc_nodelist *,
			void (*)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *);
void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *);
void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *);
void lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *,
			       struct sli4_wcqe_xri_aborted *);
void lpfc_sli4_els_xri_aborted(struct lpfc_hba *,
			       struct sli4_wcqe_xri_aborted *);
void lpfc_sli4_vport_delete_els_xri_aborted(struct lpfc_vport *);
void lpfc_sli4_vport_delete_fcp_xri_aborted(struct lpfc_vport *);
int lpfc_sli4_brdreset(struct lpfc_hba *);
int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *);
void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *);
int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *);
int lpfc_sli4_init_vpi(struct lpfc_vport *);
uint32_t lpfc_sli4_cq_release(struct lpfc_queue *, bool);
uint32_t lpfc_sli4_eq_release(struct lpfc_queue *, bool);
void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t);
int lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *, uint16_t);
int lpfc_sli4_fcf_rr_read_fcf_rec(struct lpfc_hba *, uint16_t);
int lpfc_sli4_read_fcf_rec(struct lpfc_hba *, uint16_t);
void lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_sli4_unregister_fcf(struct lpfc_hba *);
int lpfc_sli4_post_status_check(struct lpfc_hba *);
uint8_t lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
uint8_t lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *, LPFC_MBOXQ_t *);