xref: /openbmc/linux/drivers/scsi/lpfc/lpfc_sli4.h (revision 7f9989bace91a7a36051d64cbf46f7760c52bbf0)
1 /*******************************************************************
2  * This file is part of the Emulex Linux Device Driver for         *
3  * Fibre Channel Host Bus Adapters.                                *
4  * Copyright (C) 2017-2019 Broadcom. All Rights Reserved. The term *
5  * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.     *
6  * Copyright (C) 2009-2016 Emulex.  All rights reserved.           *
7  * EMULEX and SLI are trademarks of Emulex.                        *
8  * www.broadcom.com                                                *
9  *                                                                 *
10  * This program is free software; you can redistribute it and/or   *
11  * modify it under the terms of version 2 of the GNU General       *
12  * Public License as published by the Free Software Foundation.    *
13  * This program is distributed in the hope that it will be useful. *
14  * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
15  * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
16  * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
17  * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
18  * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
19  * more details, a copy of which can be found in the file COPYING  *
20  * included with this package.                                     *
21  *******************************************************************/
22 
23 #if defined(CONFIG_DEBUG_FS) && !defined(CONFIG_SCSI_LPFC_DEBUG_FS)
24 #define CONFIG_SCSI_LPFC_DEBUG_FS
25 #endif
26 
27 #define LPFC_ACTIVE_MBOX_WAIT_CNT               100
28 #define LPFC_XRI_EXCH_BUSY_WAIT_TMO		10000
29 #define LPFC_XRI_EXCH_BUSY_WAIT_T1   		10
30 #define LPFC_XRI_EXCH_BUSY_WAIT_T2              30000
31 #define LPFC_RPI_LOW_WATER_MARK			10
32 
33 #define LPFC_UNREG_FCF                          1
34 #define LPFC_SKIP_UNREG_FCF                     0
35 
36 /* Amount of time in seconds for waiting FCF rediscovery to complete */
37 #define LPFC_FCF_REDISCOVER_WAIT_TMO		2000 /* msec */
38 
39 /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */
40 #define LPFC_NEMBED_MBOX_SGL_CNT		254
41 
42 /* Multi-queue arrangement for FCP EQ/CQ/WQ tuples */
43 #define LPFC_HBA_HDWQ_MIN	0
44 #define LPFC_HBA_HDWQ_MAX	128
45 #define LPFC_HBA_HDWQ_DEF	0
46 
47 /*
48  * Provide the default FCF Record attributes used by the driver
49  * when nonFIP mode is configured and there is no other default
50  * FCF Record attributes.
51  */
52 #define LPFC_FCOE_FCF_DEF_INDEX	0
53 #define LPFC_FCOE_FCF_GET_FIRST	0xFFFF
54 #define LPFC_FCOE_FCF_NEXT_NONE	0xFFFF
55 
56 #define LPFC_FCOE_NULL_VID	0xFFF
57 #define LPFC_FCOE_IGNORE_VID	0xFFFF
58 
59 /* First 3 bytes of default FCF MAC is specified by FC_MAP */
60 #define LPFC_FCOE_FCF_MAC3	0xFF
61 #define LPFC_FCOE_FCF_MAC4	0xFF
62 #define LPFC_FCOE_FCF_MAC5	0xFE
63 #define LPFC_FCOE_FCF_MAP0	0x0E
64 #define LPFC_FCOE_FCF_MAP1	0xFC
65 #define LPFC_FCOE_FCF_MAP2	0x00
66 #define LPFC_FCOE_MAX_RCV_SIZE	0x800
67 #define LPFC_FCOE_FKA_ADV_PER	0
68 #define LPFC_FCOE_FIP_PRIORITY	0x80
69 
70 #define sli4_sid_from_fc_hdr(fc_hdr)  \
71 	((fc_hdr)->fh_s_id[0] << 16 | \
72 	 (fc_hdr)->fh_s_id[1] <<  8 | \
73 	 (fc_hdr)->fh_s_id[2])
74 
75 #define sli4_did_from_fc_hdr(fc_hdr)  \
76 	((fc_hdr)->fh_d_id[0] << 16 | \
77 	 (fc_hdr)->fh_d_id[1] <<  8 | \
78 	 (fc_hdr)->fh_d_id[2])
79 
80 #define sli4_fctl_from_fc_hdr(fc_hdr)  \
81 	((fc_hdr)->fh_f_ctl[0] << 16 | \
82 	 (fc_hdr)->fh_f_ctl[1] <<  8 | \
83 	 (fc_hdr)->fh_f_ctl[2])
84 
85 #define sli4_type_from_fc_hdr(fc_hdr)  \
86 	((fc_hdr)->fh_type)
87 
88 #define LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT 12000
89 
90 #define INT_FW_UPGRADE	0
91 #define RUN_FW_UPGRADE	1
92 
93 enum lpfc_sli4_queue_type {
94 	LPFC_EQ,
95 	LPFC_GCQ,
96 	LPFC_MCQ,
97 	LPFC_WCQ,
98 	LPFC_RCQ,
99 	LPFC_MQ,
100 	LPFC_WQ,
101 	LPFC_HRQ,
102 	LPFC_DRQ
103 };
104 
105 /* The queue sub-type defines the functional purpose of the queue */
106 enum lpfc_sli4_queue_subtype {
107 	LPFC_NONE,
108 	LPFC_MBOX,
109 	LPFC_IO,
110 	LPFC_ELS,
111 	LPFC_NVMET,
112 	LPFC_NVME_LS,
113 	LPFC_USOL
114 };
115 
116 /* RQ buffer list */
117 struct lpfc_rqb {
118 	uint16_t entry_count;	  /* Current number of RQ slots */
119 	uint16_t buffer_count;	  /* Current number of buffers posted */
120 	struct list_head rqb_buffer_list;  /* buffers assigned to this HBQ */
121 				  /* Callback for HBQ buffer allocation */
122 	struct rqb_dmabuf *(*rqb_alloc_buffer)(struct lpfc_hba *);
123 				  /* Callback for HBQ buffer free */
124 	void               (*rqb_free_buffer)(struct lpfc_hba *,
125 					       struct rqb_dmabuf *);
126 };
127 
128 struct lpfc_queue {
129 	struct list_head list;
130 	struct list_head wq_list;
131 	struct list_head wqfull_list;
132 	enum lpfc_sli4_queue_type type;
133 	enum lpfc_sli4_queue_subtype subtype;
134 	struct lpfc_hba *phba;
135 	struct list_head child_list;
136 	struct list_head page_list;
137 	struct list_head sgl_list;
138 	struct list_head cpu_list;
139 	uint32_t entry_count;	/* Number of entries to support on the queue */
140 	uint32_t entry_size;	/* Size of each queue entry. */
141 	uint32_t entry_cnt_per_pg;
142 	uint32_t notify_interval; /* Queue Notification Interval
143 				   * For chip->host queues (EQ, CQ, RQ):
144 				   *  specifies the interval (number of
145 				   *  entries) where the doorbell is rung to
146 				   *  notify the chip of entry consumption.
147 				   * For host->chip queues (WQ):
148 				   *  specifies the interval (number of
149 				   *  entries) where consumption CQE is
150 				   *  requested to indicate WQ entries
151 				   *  consumed by the chip.
152 				   * Not used on an MQ.
153 				   */
154 #define LPFC_EQ_NOTIFY_INTRVL	16
155 #define LPFC_CQ_NOTIFY_INTRVL	16
156 #define LPFC_WQ_NOTIFY_INTRVL	16
157 #define LPFC_RQ_NOTIFY_INTRVL	16
158 	uint32_t max_proc_limit; /* Queue Processing Limit
159 				  * For chip->host queues (EQ, CQ):
160 				  *  specifies the maximum number of
161 				  *  entries to be consumed in one
162 				  *  processing iteration sequence. Queue
163 				  *  will be rearmed after each iteration.
164 				  * Not used on an MQ, RQ or WQ.
165 				  */
166 #define LPFC_EQ_MAX_PROC_LIMIT		256
167 #define LPFC_CQ_MIN_PROC_LIMIT		64
168 #define LPFC_CQ_MAX_PROC_LIMIT		LPFC_CQE_EXP_COUNT	// 4096
169 #define LPFC_CQ_DEF_MAX_PROC_LIMIT	LPFC_CQE_DEF_COUNT	// 1024
170 #define LPFC_CQ_MIN_THRESHOLD_TO_POLL	64
171 #define LPFC_CQ_MAX_THRESHOLD_TO_POLL	LPFC_CQ_DEF_MAX_PROC_LIMIT
172 #define LPFC_CQ_DEF_THRESHOLD_TO_POLL	LPFC_CQ_DEF_MAX_PROC_LIMIT
173 	uint32_t queue_claimed; /* indicates queue is being processed */
174 	uint32_t queue_id;	/* Queue ID assigned by the hardware */
175 	uint32_t assoc_qid;     /* Queue ID associated with, for CQ/WQ/MQ */
176 	uint32_t host_index;	/* The host's index for putting or getting */
177 	uint32_t hba_index;	/* The last known hba index for get or put */
178 	uint32_t q_mode;
179 
180 	struct lpfc_sli_ring *pring; /* ptr to io ring associated with q */
181 	struct lpfc_rqb *rqbp;	/* ptr to RQ buffers */
182 
183 	uint16_t page_count;	/* Number of pages allocated for this queue */
184 	uint16_t page_size;	/* size of page allocated for this queue */
185 #define LPFC_EXPANDED_PAGE_SIZE	16384
186 #define LPFC_DEFAULT_PAGE_SIZE	4096
187 	uint16_t chann;		/* Hardware Queue association WQ/CQ */
188 				/* CPU affinity for EQ */
189 #define LPFC_FIND_BY_EQ		0
190 #define LPFC_FIND_BY_HDWQ	1
191 	uint8_t db_format;
192 #define LPFC_DB_RING_FORMAT	0x01
193 #define LPFC_DB_LIST_FORMAT	0x02
194 	uint8_t q_flag;
195 #define HBA_NVMET_WQFULL	0x1 /* We hit WQ Full condition for NVMET */
196 #define HBA_NVMET_CQ_NOTIFY	0x1 /* LPFC_NVMET_CQ_NOTIFY CQEs this EQE */
197 #define LPFC_NVMET_CQ_NOTIFY	4
198 	void __iomem *db_regaddr;
199 	uint16_t dpp_enable;
200 	uint16_t dpp_id;
201 	void __iomem *dpp_regaddr;
202 
203 	/* For q stats */
204 	uint32_t q_cnt_1;
205 	uint32_t q_cnt_2;
206 	uint32_t q_cnt_3;
207 	uint64_t q_cnt_4;
208 /* defines for EQ stats */
209 #define	EQ_max_eqe		q_cnt_1
210 #define	EQ_no_entry		q_cnt_2
211 #define	EQ_cqe_cnt		q_cnt_3
212 #define	EQ_processed		q_cnt_4
213 
214 /* defines for CQ stats */
215 #define	CQ_mbox			q_cnt_1
216 #define	CQ_max_cqe		q_cnt_1
217 #define	CQ_release_wqe		q_cnt_2
218 #define	CQ_xri_aborted		q_cnt_3
219 #define	CQ_wq			q_cnt_4
220 
221 /* defines for WQ stats */
222 #define	WQ_overflow		q_cnt_1
223 #define	WQ_posted		q_cnt_4
224 
225 /* defines for RQ stats */
226 #define	RQ_no_posted_buf	q_cnt_1
227 #define	RQ_no_buf_found		q_cnt_2
228 #define	RQ_buf_posted		q_cnt_3
229 #define	RQ_rcv_buf		q_cnt_4
230 
231 	struct work_struct	irqwork;
232 	struct work_struct	spwork;
233 	struct delayed_work	sched_irqwork;
234 	struct delayed_work	sched_spwork;
235 
236 	uint64_t isr_timestamp;
237 	uint16_t hdwq;
238 	uint16_t last_cpu;	/* most recent cpu */
239 	uint8_t	qe_valid;
240 	struct lpfc_queue *assoc_qp;
241 	void **q_pgs;	/* array to index entries per page */
242 };
243 
244 struct lpfc_sli4_link {
245 	uint32_t speed;
246 	uint8_t duplex;
247 	uint8_t status;
248 	uint8_t type;
249 	uint8_t number;
250 	uint8_t fault;
251 	uint32_t logical_speed;
252 	uint16_t topology;
253 };
254 
255 struct lpfc_fcf_rec {
256 	uint8_t  fabric_name[8];
257 	uint8_t  switch_name[8];
258 	uint8_t  mac_addr[6];
259 	uint16_t fcf_indx;
260 	uint32_t priority;
261 	uint16_t vlan_id;
262 	uint32_t addr_mode;
263 	uint32_t flag;
264 #define BOOT_ENABLE	0x01
265 #define RECORD_VALID	0x02
266 };
267 
268 struct lpfc_fcf_pri_rec {
269 	uint16_t fcf_index;
270 #define LPFC_FCF_ON_PRI_LIST 0x0001
271 #define LPFC_FCF_FLOGI_FAILED 0x0002
272 	uint16_t flag;
273 	uint32_t priority;
274 };
275 
276 struct lpfc_fcf_pri {
277 	struct list_head list;
278 	struct lpfc_fcf_pri_rec fcf_rec;
279 };
280 
281 /*
282  * Maximum FCF table index, it is for driver internal book keeping, it
283  * just needs to be no less than the supported HBA's FCF table size.
284  */
285 #define LPFC_SLI4_FCF_TBL_INDX_MAX	32
286 
287 struct lpfc_fcf {
288 	uint16_t fcfi;
289 	uint32_t fcf_flag;
290 #define FCF_AVAILABLE	0x01 /* FCF available for discovery */
291 #define FCF_REGISTERED	0x02 /* FCF registered with FW */
292 #define FCF_SCAN_DONE	0x04 /* FCF table scan done */
293 #define FCF_IN_USE	0x08 /* Atleast one discovery completed */
294 #define FCF_INIT_DISC	0x10 /* Initial FCF discovery */
295 #define FCF_DEAD_DISC	0x20 /* FCF DEAD fast FCF failover discovery */
296 #define FCF_ACVL_DISC	0x40 /* All CVL fast FCF failover discovery */
297 #define FCF_DISCOVERY	(FCF_INIT_DISC | FCF_DEAD_DISC | FCF_ACVL_DISC)
298 #define FCF_REDISC_PEND	0x80 /* FCF rediscovery pending */
299 #define FCF_REDISC_EVT	0x100 /* FCF rediscovery event to worker thread */
300 #define FCF_REDISC_FOV	0x200 /* Post FCF rediscovery fast failover */
301 #define FCF_REDISC_PROG (FCF_REDISC_PEND | FCF_REDISC_EVT)
302 	uint16_t fcf_redisc_attempted;
303 	uint32_t addr_mode;
304 	uint32_t eligible_fcf_cnt;
305 	struct lpfc_fcf_rec current_rec;
306 	struct lpfc_fcf_rec failover_rec;
307 	struct list_head fcf_pri_list;
308 	struct lpfc_fcf_pri fcf_pri[LPFC_SLI4_FCF_TBL_INDX_MAX];
309 	uint32_t current_fcf_scan_pri;
310 	struct timer_list redisc_wait;
311 	unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */
312 };
313 
314 
315 #define LPFC_REGION23_SIGNATURE "RG23"
316 #define LPFC_REGION23_VERSION	1
317 #define LPFC_REGION23_LAST_REC  0xff
318 #define DRIVER_SPECIFIC_TYPE	0xA2
319 #define LINUX_DRIVER_ID		0x20
320 #define PORT_STE_TYPE		0x1
321 
322 struct lpfc_fip_param_hdr {
323 	uint8_t type;
324 #define FCOE_PARAM_TYPE		0xA0
325 	uint8_t length;
326 #define FCOE_PARAM_LENGTH	2
327 	uint8_t parm_version;
328 #define FIPP_VERSION		0x01
329 	uint8_t parm_flags;
330 #define	lpfc_fip_param_hdr_fipp_mode_SHIFT	6
331 #define	lpfc_fip_param_hdr_fipp_mode_MASK	0x3
332 #define lpfc_fip_param_hdr_fipp_mode_WORD	parm_flags
333 #define	FIPP_MODE_ON				0x1
334 #define	FIPP_MODE_OFF				0x0
335 #define FIPP_VLAN_VALID				0x1
336 };
337 
338 struct lpfc_fcoe_params {
339 	uint8_t fc_map[3];
340 	uint8_t reserved1;
341 	uint16_t vlan_tag;
342 	uint8_t reserved[2];
343 };
344 
345 struct lpfc_fcf_conn_hdr {
346 	uint8_t type;
347 #define FCOE_CONN_TBL_TYPE		0xA1
348 	uint8_t length;   /* words */
349 	uint8_t reserved[2];
350 };
351 
352 struct lpfc_fcf_conn_rec {
353 	uint16_t flags;
354 #define	FCFCNCT_VALID		0x0001
355 #define	FCFCNCT_BOOT		0x0002
356 #define	FCFCNCT_PRIMARY		0x0004   /* if not set, Secondary */
357 #define	FCFCNCT_FBNM_VALID	0x0008
358 #define	FCFCNCT_SWNM_VALID	0x0010
359 #define	FCFCNCT_VLAN_VALID	0x0020
360 #define	FCFCNCT_AM_VALID	0x0040
361 #define	FCFCNCT_AM_PREFERRED	0x0080   /* if not set, AM Required */
362 #define	FCFCNCT_AM_SPMA		0x0100	 /* if not set, FPMA */
363 
364 	uint16_t vlan_tag;
365 	uint8_t fabric_name[8];
366 	uint8_t switch_name[8];
367 };
368 
369 struct lpfc_fcf_conn_entry {
370 	struct list_head list;
371 	struct lpfc_fcf_conn_rec conn_rec;
372 };
373 
374 /*
375  * Define the host's bootstrap mailbox.  This structure contains
376  * the member attributes needed to create, use, and destroy the
377  * bootstrap mailbox region.
378  *
379  * The macro definitions for the bmbx data structure are defined
380  * in lpfc_hw4.h with the register definition.
381  */
382 struct lpfc_bmbx {
383 	struct lpfc_dmabuf *dmabuf;
384 	struct dma_address dma_address;
385 	void *avirt;
386 	dma_addr_t aphys;
387 	uint32_t bmbx_size;
388 };
389 
390 #define LPFC_EQE_SIZE LPFC_EQE_SIZE_4
391 
392 #define LPFC_EQE_SIZE_4B 	4
393 #define LPFC_EQE_SIZE_16B	16
394 #define LPFC_CQE_SIZE		16
395 #define LPFC_WQE_SIZE		64
396 #define LPFC_WQE128_SIZE	128
397 #define LPFC_MQE_SIZE		256
398 #define LPFC_RQE_SIZE		8
399 
400 #define LPFC_EQE_DEF_COUNT	1024
401 #define LPFC_CQE_DEF_COUNT      1024
402 #define LPFC_CQE_EXP_COUNT      4096
403 #define LPFC_WQE_DEF_COUNT      256
404 #define LPFC_WQE_EXP_COUNT      1024
405 #define LPFC_MQE_DEF_COUNT      16
406 #define LPFC_RQE_DEF_COUNT	512
407 
408 #define LPFC_QUEUE_NOARM	false
409 #define LPFC_QUEUE_REARM	true
410 
411 
412 /*
413  * SLI4 CT field defines
414  */
415 #define SLI4_CT_RPI 0
416 #define SLI4_CT_VPI 1
417 #define SLI4_CT_VFI 2
418 #define SLI4_CT_FCFI 3
419 
420 /*
421  * SLI4 specific data structures
422  */
423 struct lpfc_max_cfg_param {
424 	uint16_t max_xri;
425 	uint16_t xri_base;
426 	uint16_t xri_used;
427 	uint16_t max_rpi;
428 	uint16_t rpi_base;
429 	uint16_t rpi_used;
430 	uint16_t max_vpi;
431 	uint16_t vpi_base;
432 	uint16_t vpi_used;
433 	uint16_t max_vfi;
434 	uint16_t vfi_base;
435 	uint16_t vfi_used;
436 	uint16_t max_fcfi;
437 	uint16_t fcfi_used;
438 	uint16_t max_eq;
439 	uint16_t max_rq;
440 	uint16_t max_cq;
441 	uint16_t max_wq;
442 };
443 
444 struct lpfc_hba;
445 /* SLI4 HBA multi-fcp queue handler struct */
446 #define LPFC_SLI4_HANDLER_NAME_SZ	16
447 struct lpfc_hba_eq_hdl {
448 	uint32_t idx;
449 	char handler_name[LPFC_SLI4_HANDLER_NAME_SZ];
450 	struct lpfc_hba *phba;
451 	struct lpfc_queue *eq;
452 };
453 
454 /*BB Credit recovery value*/
455 struct lpfc_bbscn_params {
456 	uint32_t word0;
457 #define lpfc_bbscn_min_SHIFT		0
458 #define lpfc_bbscn_min_MASK		0x0000000F
459 #define lpfc_bbscn_min_WORD		word0
460 #define lpfc_bbscn_max_SHIFT		4
461 #define lpfc_bbscn_max_MASK		0x0000000F
462 #define lpfc_bbscn_max_WORD		word0
463 #define lpfc_bbscn_def_SHIFT		8
464 #define lpfc_bbscn_def_MASK		0x0000000F
465 #define lpfc_bbscn_def_WORD		word0
466 };
467 
468 /* Port Capabilities for SLI4 Parameters */
469 struct lpfc_pc_sli4_params {
470 	uint32_t supported;
471 	uint32_t if_type;
472 	uint32_t sli_rev;
473 	uint32_t sli_family;
474 	uint32_t featurelevel_1;
475 	uint32_t featurelevel_2;
476 	uint32_t proto_types;
477 #define LPFC_SLI4_PROTO_FCOE	0x0000001
478 #define LPFC_SLI4_PROTO_FC	0x0000002
479 #define LPFC_SLI4_PROTO_NIC	0x0000004
480 #define LPFC_SLI4_PROTO_ISCSI	0x0000008
481 #define LPFC_SLI4_PROTO_RDMA	0x0000010
482 	uint32_t sge_supp_len;
483 	uint32_t if_page_sz;
484 	uint32_t rq_db_window;
485 	uint32_t loopbk_scope;
486 	uint32_t oas_supported;
487 	uint32_t eq_pages_max;
488 	uint32_t eqe_size;
489 	uint32_t cq_pages_max;
490 	uint32_t cqe_size;
491 	uint32_t mq_pages_max;
492 	uint32_t mqe_size;
493 	uint32_t mq_elem_cnt;
494 	uint32_t wq_pages_max;
495 	uint32_t wqe_size;
496 	uint32_t rq_pages_max;
497 	uint32_t rqe_size;
498 	uint32_t hdr_pages_max;
499 	uint32_t hdr_size;
500 	uint32_t hdr_pp_align;
501 	uint32_t sgl_pages_max;
502 	uint32_t sgl_pp_align;
503 	uint8_t cqv;
504 	uint8_t mqv;
505 	uint8_t wqv;
506 	uint8_t rqv;
507 	uint8_t eqav;
508 	uint8_t cqav;
509 	uint8_t wqsize;
510 	uint8_t bv1s;
511 #define LPFC_WQ_SZ64_SUPPORT	1
512 #define LPFC_WQ_SZ128_SUPPORT	2
513 	uint8_t wqpcnt;
514 	uint8_t nvme;
515 };
516 
517 #define LPFC_CQ_4K_PAGE_SZ	0x1
518 #define LPFC_CQ_16K_PAGE_SZ	0x4
519 #define LPFC_WQ_4K_PAGE_SZ	0x1
520 #define LPFC_WQ_16K_PAGE_SZ	0x4
521 
522 struct lpfc_iov {
523 	uint32_t pf_number;
524 	uint32_t vf_number;
525 };
526 
527 struct lpfc_sli4_lnk_info {
528 	uint8_t lnk_dv;
529 #define LPFC_LNK_DAT_INVAL	0
530 #define LPFC_LNK_DAT_VAL	1
531 	uint8_t lnk_tp;
532 #define LPFC_LNK_GE		0x0 /* FCoE */
533 #define LPFC_LNK_FC		0x1 /* FC */
534 #define LPFC_LNK_FC_TRUNKED	0x2 /* FC_Trunked */
535 	uint8_t lnk_no;
536 	uint8_t optic_state;
537 };
538 
539 #define LPFC_SLI4_HANDLER_CNT		(LPFC_HBA_IO_CHAN_MAX+ \
540 					 LPFC_FOF_IO_CHAN_NUM)
541 
542 /* Used for IRQ vector to CPU mapping */
543 struct lpfc_vector_map_info {
544 	uint16_t	phys_id;
545 	uint16_t	core_id;
546 	uint16_t	irq;
547 	uint16_t	eq;
548 	uint16_t	hdwq;
549 	uint16_t	flag;
550 #define LPFC_CPU_MAP_HYPER	0x1
551 #define LPFC_CPU_MAP_UNASSIGN	0x2
552 #define LPFC_CPU_FIRST_IRQ	0x4
553 };
554 #define LPFC_VECTOR_MAP_EMPTY	0xffff
555 
556 /* Multi-XRI pool */
557 #define XRI_BATCH               8
558 
559 struct lpfc_pbl_pool {
560 	struct list_head list;
561 	u32 count;
562 	spinlock_t lock;	/* lock for pbl_pool*/
563 };
564 
565 struct lpfc_pvt_pool {
566 	u32 low_watermark;
567 	u32 high_watermark;
568 
569 	struct list_head list;
570 	u32 count;
571 	spinlock_t lock;	/* lock for pvt_pool */
572 };
573 
574 struct lpfc_multixri_pool {
575 	u32 xri_limit;
576 
577 	/* Starting point when searching a pbl_pool with round-robin method */
578 	u32 rrb_next_hwqid;
579 
580 	/* Used by lpfc_adjust_pvt_pool_count.
581 	 * io_req_count is incremented by 1 during IO submission. The heartbeat
582 	 * handler uses these two variables to determine if pvt_pool is idle or
583 	 * busy.
584 	 */
585 	u32 prev_io_req_count;
586 	u32 io_req_count;
587 
588 	/* statistics */
589 	u32 pbl_empty_count;
590 #ifdef LPFC_MXP_STAT
591 	u32 above_limit_count;
592 	u32 below_limit_count;
593 	u32 local_pbl_hit_count;
594 	u32 other_pbl_hit_count;
595 	u32 stat_max_hwm;
596 
597 #define LPFC_MXP_SNAPSHOT_TAKEN 3 /* snapshot is taken at 3rd heartbeats */
598 	u32 stat_pbl_count;
599 	u32 stat_pvt_count;
600 	u32 stat_busy_count;
601 	u32 stat_snapshot_taken;
602 #endif
603 
604 	/* TODO: Separate pvt_pool into get and put list */
605 	struct lpfc_pbl_pool pbl_pool;   /* Public free XRI pool */
606 	struct lpfc_pvt_pool pvt_pool;   /* Private free XRI pool */
607 };
608 
609 struct lpfc_fc4_ctrl_stat {
610 	u32 input_requests;
611 	u32 output_requests;
612 	u32 control_requests;
613 	u32 io_cmpls;
614 };
615 
616 #ifdef LPFC_HDWQ_LOCK_STAT
617 struct lpfc_lock_stat {
618 	uint32_t alloc_xri_get;
619 	uint32_t alloc_xri_put;
620 	uint32_t free_xri;
621 	uint32_t wq_access;
622 	uint32_t alloc_pvt_pool;
623 	uint32_t mv_from_pvt_pool;
624 	uint32_t mv_to_pub_pool;
625 	uint32_t mv_to_pvt_pool;
626 	uint32_t free_pub_pool;
627 	uint32_t free_pvt_pool;
628 };
629 #endif
630 
631 struct lpfc_eq_intr_info {
632 	struct list_head list;
633 	uint32_t icnt;
634 };
635 
636 /* SLI4 HBA data structure entries */
637 struct lpfc_sli4_hdw_queue {
638 	/* Pointers to the constructed SLI4 queues */
639 	struct lpfc_queue *hba_eq;  /* Event queues for HBA */
640 	struct lpfc_queue *io_cq;   /* Fast-path FCP & NVME compl queue */
641 	struct lpfc_queue *io_wq;   /* Fast-path FCP & NVME work queue */
642 	uint16_t io_cq_map;
643 
644 	/* Keep track of IO buffers for this hardware queue */
645 	spinlock_t io_buf_list_get_lock;  /* Common buf alloc list lock */
646 	struct list_head lpfc_io_buf_list_get;
647 	spinlock_t io_buf_list_put_lock;  /* Common buf free list lock */
648 	struct list_head lpfc_io_buf_list_put;
649 	spinlock_t abts_io_buf_list_lock; /* list of aborted IOs */
650 	struct list_head lpfc_abts_io_buf_list;
651 	uint32_t total_io_bufs;
652 	uint32_t get_io_bufs;
653 	uint32_t put_io_bufs;
654 	uint32_t empty_io_bufs;
655 	uint32_t abts_scsi_io_bufs;
656 	uint32_t abts_nvme_io_bufs;
657 
658 	/* Multi-XRI pool per HWQ */
659 	struct lpfc_multixri_pool *p_multixri_pool;
660 
661 	/* FC-4 Stats counters */
662 	struct lpfc_fc4_ctrl_stat nvme_cstat;
663 	struct lpfc_fc4_ctrl_stat scsi_cstat;
664 #ifdef LPFC_HDWQ_LOCK_STAT
665 	struct lpfc_lock_stat lock_conflict;
666 #endif
667 
668 #ifdef CONFIG_SCSI_LPFC_DEBUG_FS
669 #define LPFC_CHECK_CPU_CNT    128
670 	uint32_t cpucheck_rcv_io[LPFC_CHECK_CPU_CNT];
671 	uint32_t cpucheck_xmt_io[LPFC_CHECK_CPU_CNT];
672 	uint32_t cpucheck_cmpl_io[LPFC_CHECK_CPU_CNT];
673 #endif
674 
675 	/* Per HDWQ pool resources */
676 	struct list_head sgl_list;
677 	struct list_head cmd_rsp_buf_list;
678 
679 	/* Lock for syncing Per HDWQ pool resources */
680 	spinlock_t hdwq_lock;
681 };
682 
683 #ifdef LPFC_HDWQ_LOCK_STAT
684 /* compile time trylock stats */
685 #define lpfc_qp_spin_lock_irqsave(lock, flag, qp, lstat) \
686 	{ \
687 	int only_once = 1; \
688 	while (spin_trylock_irqsave(lock, flag) == 0) { \
689 		if (only_once) { \
690 			only_once = 0; \
691 			qp->lock_conflict.lstat++; \
692 		} \
693 	} \
694 	}
695 #define lpfc_qp_spin_lock(lock, qp, lstat) \
696 	{ \
697 	int only_once = 1; \
698 	while (spin_trylock(lock) == 0) { \
699 		if (only_once) { \
700 			only_once = 0; \
701 			qp->lock_conflict.lstat++; \
702 		} \
703 	} \
704 	}
705 #else
706 #define lpfc_qp_spin_lock_irqsave(lock, flag, qp, lstat) \
707 	spin_lock_irqsave(lock, flag)
708 #define lpfc_qp_spin_lock(lock, qp, lstat) spin_lock(lock)
709 #endif
710 
711 struct lpfc_sli4_hba {
712 	void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for
713 					   * config space registers
714 					   */
715 	void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for
716 					   * control registers
717 					   */
718 	void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for
719 					   * doorbell registers
720 					   */
721 	void __iomem *dpp_regs_memmap_p;  /* Kernel memory mapped address for
722 					   * dpp registers
723 					   */
724 	union {
725 		struct {
726 			/* IF Type 0, BAR 0 PCI cfg space reg mem map */
727 			void __iomem *UERRLOregaddr;
728 			void __iomem *UERRHIregaddr;
729 			void __iomem *UEMASKLOregaddr;
730 			void __iomem *UEMASKHIregaddr;
731 		} if_type0;
732 		struct {
733 			/* IF Type 2, BAR 0 PCI cfg space reg mem map. */
734 			void __iomem *STATUSregaddr;
735 			void __iomem *CTRLregaddr;
736 			void __iomem *ERR1regaddr;
737 #define SLIPORT_ERR1_REG_ERR_CODE_1		0x1
738 #define SLIPORT_ERR1_REG_ERR_CODE_2		0x2
739 			void __iomem *ERR2regaddr;
740 #define SLIPORT_ERR2_REG_FW_RESTART		0x0
741 #define SLIPORT_ERR2_REG_FUNC_PROVISON		0x1
742 #define SLIPORT_ERR2_REG_FORCED_DUMP		0x2
743 #define SLIPORT_ERR2_REG_FAILURE_EQ		0x3
744 #define SLIPORT_ERR2_REG_FAILURE_CQ		0x4
745 #define SLIPORT_ERR2_REG_FAILURE_BUS		0x5
746 #define SLIPORT_ERR2_REG_FAILURE_RQ		0x6
747 			void __iomem *EQDregaddr;
748 		} if_type2;
749 	} u;
750 
751 	/* IF type 0, BAR1 and if type 2, Bar 0 CSR register memory map */
752 	void __iomem *PSMPHRregaddr;
753 
754 	/* Well-known SLI INTF register memory map. */
755 	void __iomem *SLIINTFregaddr;
756 
757 	/* IF type 0, BAR 1 function CSR register memory map */
758 	void __iomem *ISRregaddr;	/* HST_ISR register */
759 	void __iomem *IMRregaddr;	/* HST_IMR register */
760 	void __iomem *ISCRregaddr;	/* HST_ISCR register */
761 	/* IF type 0, BAR 0 and if type 2, BAR 0 doorbell register memory map */
762 	void __iomem *RQDBregaddr;	/* RQ_DOORBELL register */
763 	void __iomem *WQDBregaddr;	/* WQ_DOORBELL register */
764 	void __iomem *CQDBregaddr;	/* CQ_DOORBELL register */
765 	void __iomem *EQDBregaddr;	/* EQ_DOORBELL register */
766 	void __iomem *MQDBregaddr;	/* MQ_DOORBELL register */
767 	void __iomem *BMBXregaddr;	/* BootStrap MBX register */
768 
769 	uint32_t ue_mask_lo;
770 	uint32_t ue_mask_hi;
771 	uint32_t ue_to_sr;
772 	uint32_t ue_to_rp;
773 	struct lpfc_register sli_intf;
774 	struct lpfc_pc_sli4_params pc_sli4_params;
775 	struct lpfc_bbscn_params bbscn_params;
776 	struct lpfc_hba_eq_hdl *hba_eq_hdl; /* HBA per-WQ handle */
777 
778 	void (*sli4_eq_clr_intr)(struct lpfc_queue *q);
779 	void (*sli4_write_eq_db)(struct lpfc_hba *phba, struct lpfc_queue *eq,
780 				uint32_t count, bool arm);
781 	void (*sli4_write_cq_db)(struct lpfc_hba *phba, struct lpfc_queue *cq,
782 				uint32_t count, bool arm);
783 
784 	/* Pointers to the constructed SLI4 queues */
785 	struct lpfc_sli4_hdw_queue *hdwq;
786 	struct list_head lpfc_wq_list;
787 
788 	/* Pointers to the constructed SLI4 queues for NVMET */
789 	struct lpfc_queue **nvmet_cqset; /* Fast-path NVMET CQ Set queues */
790 	struct lpfc_queue **nvmet_mrq_hdr; /* Fast-path NVMET hdr MRQs */
791 	struct lpfc_queue **nvmet_mrq_data; /* Fast-path NVMET data MRQs */
792 
793 	struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */
794 	struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */
795 	struct lpfc_queue *nvmels_cq; /* NVME LS complete queue */
796 	struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */
797 	struct lpfc_queue *els_wq; /* Slow-path ELS work queue */
798 	struct lpfc_queue *nvmels_wq; /* NVME LS work queue */
799 	struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */
800 	struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */
801 
802 	struct lpfc_name wwnn;
803 	struct lpfc_name wwpn;
804 
805 	uint32_t fw_func_mode;	/* FW function protocol mode */
806 	uint32_t ulp0_mode;	/* ULP0 protocol mode */
807 	uint32_t ulp1_mode;	/* ULP1 protocol mode */
808 
809 	/* Optimized Access Storage specific queues/structures */
810 	uint64_t oas_next_lun;
811 	uint8_t oas_next_tgt_wwpn[8];
812 	uint8_t oas_next_vpt_wwpn[8];
813 
814 	/* Setup information for various queue parameters */
815 	int eq_esize;
816 	int eq_ecount;
817 	int cq_esize;
818 	int cq_ecount;
819 	int wq_esize;
820 	int wq_ecount;
821 	int mq_esize;
822 	int mq_ecount;
823 	int rq_esize;
824 	int rq_ecount;
825 #define LPFC_SP_EQ_MAX_INTR_SEC         10000
826 #define LPFC_FP_EQ_MAX_INTR_SEC         10000
827 
828 	uint32_t intr_enable;
829 	struct lpfc_bmbx bmbx;
830 	struct lpfc_max_cfg_param max_cfg_param;
831 	uint16_t extents_in_use; /* must allocate resource extents. */
832 	uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */
833 	uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */
834 	uint16_t next_rpi;
835 	uint16_t io_xri_max;
836 	uint16_t io_xri_cnt;
837 	uint16_t io_xri_start;
838 	uint16_t els_xri_cnt;
839 	uint16_t nvmet_xri_cnt;
840 	uint16_t nvmet_io_wait_cnt;
841 	uint16_t nvmet_io_wait_total;
842 	uint16_t cq_max;
843 	struct lpfc_queue **cq_lookup;
844 	struct list_head lpfc_els_sgl_list;
845 	struct list_head lpfc_abts_els_sgl_list;
846 	spinlock_t abts_io_buf_list_lock; /* list of aborted SCSI IOs */
847 	struct list_head lpfc_abts_io_buf_list;
848 	struct list_head lpfc_nvmet_sgl_list;
849 	spinlock_t abts_nvmet_buf_list_lock; /* list of aborted NVMET IOs */
850 	struct list_head lpfc_abts_nvmet_ctx_list;
851 	spinlock_t t_active_list_lock; /* list of active NVMET IOs */
852 	struct list_head t_active_ctx_list;
853 	struct list_head lpfc_nvmet_io_wait_list;
854 	struct lpfc_nvmet_ctx_info *nvmet_ctx_info;
855 	struct lpfc_sglq **lpfc_sglq_active_list;
856 	struct list_head lpfc_rpi_hdr_list;
857 	unsigned long *rpi_bmask;
858 	uint16_t *rpi_ids;
859 	uint16_t rpi_count;
860 	struct list_head lpfc_rpi_blk_list;
861 	unsigned long *xri_bmask;
862 	uint16_t *xri_ids;
863 	struct list_head lpfc_xri_blk_list;
864 	unsigned long *vfi_bmask;
865 	uint16_t *vfi_ids;
866 	uint16_t vfi_count;
867 	struct list_head lpfc_vfi_blk_list;
868 	struct lpfc_sli4_flags sli4_flags;
869 	struct list_head sp_queue_event;
870 	struct list_head sp_cqe_event_pool;
871 	struct list_head sp_asynce_work_queue;
872 	struct list_head sp_fcp_xri_aborted_work_queue;
873 	struct list_head sp_els_xri_aborted_work_queue;
874 	struct list_head sp_unsol_work_queue;
875 	struct lpfc_sli4_link link_state;
876 	struct lpfc_sli4_lnk_info lnk_info;
877 	uint32_t pport_name_sta;
878 #define LPFC_SLI4_PPNAME_NON	0
879 #define LPFC_SLI4_PPNAME_GET	1
880 	struct lpfc_iov iov;
881 	spinlock_t sgl_list_lock; /* list of aborted els IOs */
882 	spinlock_t nvmet_io_wait_lock; /* IOs waiting for ctx resources */
883 	uint32_t physical_port;
884 
885 	/* CPU to vector mapping information */
886 	struct lpfc_vector_map_info *cpu_map;
887 	uint16_t num_possible_cpu;
888 	uint16_t num_present_cpu;
889 	uint16_t curr_disp_cpu;
890 	struct lpfc_eq_intr_info __percpu *eq_info;
891 	uint32_t conf_trunk;
892 #define lpfc_conf_trunk_port0_WORD	conf_trunk
893 #define lpfc_conf_trunk_port0_SHIFT	0
894 #define lpfc_conf_trunk_port0_MASK	0x1
895 #define lpfc_conf_trunk_port1_WORD	conf_trunk
896 #define lpfc_conf_trunk_port1_SHIFT	1
897 #define lpfc_conf_trunk_port1_MASK	0x1
898 #define lpfc_conf_trunk_port2_WORD	conf_trunk
899 #define lpfc_conf_trunk_port2_SHIFT	2
900 #define lpfc_conf_trunk_port2_MASK	0x1
901 #define lpfc_conf_trunk_port3_WORD	conf_trunk
902 #define lpfc_conf_trunk_port3_SHIFT	3
903 #define lpfc_conf_trunk_port3_MASK	0x1
904 #define lpfc_conf_trunk_port0_nd_WORD	conf_trunk
905 #define lpfc_conf_trunk_port0_nd_SHIFT	4
906 #define lpfc_conf_trunk_port0_nd_MASK	0x1
907 #define lpfc_conf_trunk_port1_nd_WORD	conf_trunk
908 #define lpfc_conf_trunk_port1_nd_SHIFT	5
909 #define lpfc_conf_trunk_port1_nd_MASK	0x1
910 #define lpfc_conf_trunk_port2_nd_WORD	conf_trunk
911 #define lpfc_conf_trunk_port2_nd_SHIFT	6
912 #define lpfc_conf_trunk_port2_nd_MASK	0x1
913 #define lpfc_conf_trunk_port3_nd_WORD	conf_trunk
914 #define lpfc_conf_trunk_port3_nd_SHIFT	7
915 #define lpfc_conf_trunk_port3_nd_MASK	0x1
916 };
917 
918 enum lpfc_sge_type {
919 	GEN_BUFF_TYPE,
920 	SCSI_BUFF_TYPE,
921 	NVMET_BUFF_TYPE
922 };
923 
924 enum lpfc_sgl_state {
925 	SGL_FREED,
926 	SGL_ALLOCATED,
927 	SGL_XRI_ABORTED
928 };
929 
930 struct lpfc_sglq {
931 	/* lpfc_sglqs are used in double linked lists */
932 	struct list_head list;
933 	struct list_head clist;
934 	enum lpfc_sge_type buff_type; /* is this a scsi sgl */
935 	enum lpfc_sgl_state state;
936 	struct lpfc_nodelist *ndlp; /* ndlp associated with IO */
937 	uint16_t iotag;         /* pre-assigned IO tag */
938 	uint16_t sli4_lxritag;  /* logical pre-assigned xri. */
939 	uint16_t sli4_xritag;   /* pre-assigned XRI, (OXID) tag. */
940 	struct sli4_sge *sgl;	/* pre-assigned SGL */
941 	void *virt;		/* virtual address. */
942 	dma_addr_t phys;	/* physical address */
943 };
944 
945 struct lpfc_rpi_hdr {
946 	struct list_head list;
947 	uint32_t len;
948 	struct lpfc_dmabuf *dmabuf;
949 	uint32_t page_count;
950 	uint32_t start_rpi;
951 	uint16_t next_rpi;
952 };
953 
954 struct lpfc_rsrc_blks {
955 	struct list_head list;
956 	uint16_t rsrc_start;
957 	uint16_t rsrc_size;
958 	uint16_t rsrc_used;
959 };
960 
961 struct lpfc_rdp_context {
962 	struct lpfc_nodelist *ndlp;
963 	uint16_t ox_id;
964 	uint16_t rx_id;
965 	READ_LNK_VAR link_stat;
966 	uint8_t page_a0[DMP_SFF_PAGE_A0_SIZE];
967 	uint8_t page_a2[DMP_SFF_PAGE_A2_SIZE];
968 	void (*cmpl)(struct lpfc_hba *, struct lpfc_rdp_context*, int);
969 };
970 
971 struct lpfc_lcb_context {
972 	uint8_t  sub_command;
973 	uint8_t  type;
974 	uint8_t  capability;
975 	uint8_t  frequency;
976 	uint16_t  duration;
977 	uint16_t ox_id;
978 	uint16_t rx_id;
979 	struct lpfc_nodelist *ndlp;
980 };
981 
982 
983 /*
984  * SLI4 specific function prototypes
985  */
986 int lpfc_pci_function_reset(struct lpfc_hba *);
987 int lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *);
988 int lpfc_sli4_hba_setup(struct lpfc_hba *);
989 int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t,
990 		     uint8_t, uint32_t, bool);
991 void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *);
992 void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t);
993 void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t,
994 			   struct lpfc_mbx_sge *);
995 int lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *, struct lpfcMboxq *,
996 			       uint16_t);
997 
998 void lpfc_sli4_hba_reset(struct lpfc_hba *);
999 struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *phba,
1000 					 uint32_t page_size,
1001 					 uint32_t entry_size,
1002 					 uint32_t entry_count, int cpu);
1003 void lpfc_sli4_queue_free(struct lpfc_queue *);
1004 int lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint32_t);
1005 void lpfc_modify_hba_eq_delay(struct lpfc_hba *phba, uint32_t startq,
1006 			     uint32_t numq, uint32_t usdelay);
1007 int lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *,
1008 			struct lpfc_queue *, uint32_t, uint32_t);
1009 int lpfc_cq_create_set(struct lpfc_hba *phba, struct lpfc_queue **cqp,
1010 			struct lpfc_sli4_hdw_queue *hdwq, uint32_t type,
1011 			uint32_t subtype);
1012 int32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *,
1013 		       struct lpfc_queue *, uint32_t);
1014 int lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *,
1015 			struct lpfc_queue *, uint32_t);
1016 int lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *,
1017 			struct lpfc_queue *, struct lpfc_queue *, uint32_t);
1018 int lpfc_mrq_create(struct lpfc_hba *phba, struct lpfc_queue **hrqp,
1019 			struct lpfc_queue **drqp, struct lpfc_queue **cqp,
1020 			uint32_t subtype);
1021 int lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *);
1022 int lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *);
1023 int lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *);
1024 int lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *);
1025 int lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *,
1026 			 struct lpfc_queue *);
1027 int lpfc_sli4_queue_setup(struct lpfc_hba *);
1028 void lpfc_sli4_queue_unset(struct lpfc_hba *);
1029 int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t);
1030 int lpfc_repost_io_sgl_list(struct lpfc_hba *phba);
1031 uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *);
1032 void lpfc_sli4_free_xri(struct lpfc_hba *, int);
1033 int lpfc_sli4_post_async_mbox(struct lpfc_hba *);
1034 struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
1035 struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *);
1036 void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
1037 void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *);
1038 int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *);
1039 int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *);
1040 int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *);
1041 struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *);
1042 void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *);
1043 int lpfc_sli4_alloc_rpi(struct lpfc_hba *);
1044 void lpfc_sli4_free_rpi(struct lpfc_hba *, int);
1045 void lpfc_sli4_remove_rpis(struct lpfc_hba *);
1046 void lpfc_sli4_async_event_proc(struct lpfc_hba *);
1047 void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *);
1048 int lpfc_sli4_resume_rpi(struct lpfc_nodelist *,
1049 			void (*)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *);
1050 void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *);
1051 void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *);
1052 void lpfc_sli4_nvme_xri_aborted(struct lpfc_hba *phba,
1053 				struct sli4_wcqe_xri_aborted *axri,
1054 				struct lpfc_io_buf *lpfc_ncmd);
1055 void lpfc_sli4_io_xri_aborted(struct lpfc_hba *phba,
1056 			      struct sli4_wcqe_xri_aborted *axri, int idx);
1057 void lpfc_sli4_nvmet_xri_aborted(struct lpfc_hba *phba,
1058 				 struct sli4_wcqe_xri_aborted *axri);
1059 void lpfc_sli4_els_xri_aborted(struct lpfc_hba *,
1060 			       struct sli4_wcqe_xri_aborted *);
1061 void lpfc_sli4_vport_delete_els_xri_aborted(struct lpfc_vport *);
1062 void lpfc_sli4_vport_delete_fcp_xri_aborted(struct lpfc_vport *);
1063 int lpfc_sli4_brdreset(struct lpfc_hba *);
1064 int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *);
1065 void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *);
1066 int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *);
1067 int lpfc_sli4_get_iocb_cnt(struct lpfc_hba *phba);
1068 int lpfc_sli4_init_vpi(struct lpfc_vport *);
1069 void lpfc_sli4_eq_clr_intr(struct lpfc_queue *);
1070 void lpfc_sli4_write_cq_db(struct lpfc_hba *phba, struct lpfc_queue *q,
1071 			   uint32_t count, bool arm);
1072 void lpfc_sli4_write_eq_db(struct lpfc_hba *phba, struct lpfc_queue *q,
1073 			   uint32_t count, bool arm);
1074 void lpfc_sli4_if6_eq_clr_intr(struct lpfc_queue *q);
1075 void lpfc_sli4_if6_write_cq_db(struct lpfc_hba *phba, struct lpfc_queue *q,
1076 			       uint32_t count, bool arm);
1077 void lpfc_sli4_if6_write_eq_db(struct lpfc_hba *phba, struct lpfc_queue *q,
1078 			       uint32_t count, bool arm);
1079 void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t);
1080 int lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *, uint16_t);
1081 int lpfc_sli4_fcf_rr_read_fcf_rec(struct lpfc_hba *, uint16_t);
1082 int lpfc_sli4_read_fcf_rec(struct lpfc_hba *, uint16_t);
1083 void lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
1084 void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
1085 void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *);
1086 int lpfc_sli4_unregister_fcf(struct lpfc_hba *);
1087 int lpfc_sli4_post_status_check(struct lpfc_hba *);
1088 uint8_t lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
1089 uint8_t lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
1090 void lpfc_sli4_ras_dma_free(struct lpfc_hba *phba);
1091 struct sli4_hybrid_sgl *lpfc_get_sgl_per_hdwq(struct lpfc_hba *phba,
1092 					      struct lpfc_io_buf *buf);
1093 struct fcp_cmd_rsp_buf *lpfc_get_cmd_rsp_buf_per_hdwq(struct lpfc_hba *phba,
1094 						      struct lpfc_io_buf *buf);
1095 int lpfc_put_sgl_per_hdwq(struct lpfc_hba *phba, struct lpfc_io_buf *buf);
1096 int lpfc_put_cmd_rsp_buf_per_hdwq(struct lpfc_hba *phba,
1097 				  struct lpfc_io_buf *buf);
1098 void lpfc_free_sgl_per_hdwq(struct lpfc_hba *phba,
1099 			    struct lpfc_sli4_hdw_queue *hdwq);
1100 void lpfc_free_cmd_rsp_buf_per_hdwq(struct lpfc_hba *phba,
1101 				    struct lpfc_sli4_hdw_queue *hdwq);
1102 static inline void *lpfc_sli4_qe(struct lpfc_queue *q, uint16_t idx)
1103 {
1104 	return q->q_pgs[idx / q->entry_cnt_per_pg] +
1105 		(q->entry_size * (idx % q->entry_cnt_per_pg));
1106 }
1107