bfa_fcpim.h

  1/* SPDX-License-Identifier: GPL-2.0-only */
  2/*
  3 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
  4 * Copyright (c) 2014- QLogic Corporation.
  5 * All rights reserved
  6 * www.qlogic.com
  7 *
  8 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
  9 */
 10
 11#ifndef __BFA_FCPIM_H__
 12#define __BFA_FCPIM_H__
 13
 14#include "bfa.h"
 15#include "bfa_svc.h"
 16#include "bfi_ms.h"
 17#include "bfa_defs_svc.h"
 18#include "bfa_cs.h"
 19
 20/* FCP module related definitions */
 21#define BFA_IO_MAX	BFI_IO_MAX
 22#define BFA_FWTIO_MAX	2000
 23
 24struct bfa_fcp_mod_s;
 25struct bfa_iotag_s {
 26	struct list_head	qe;	/* queue element	*/
 27	u16	tag;			/* FW IO tag		*/
 28};
 29
 30struct bfa_itn_s {
 31	bfa_isr_func_t isr;
 32};
 33
 34void bfa_itn_create(struct bfa_s *bfa, struct bfa_rport_s *rport,
 35		void (*isr)(struct bfa_s *bfa, struct bfi_msg_s *m));
 36void bfa_itn_isr(struct bfa_s *bfa, struct bfi_msg_s *m);
 37void bfa_iotag_attach(struct bfa_fcp_mod_s *fcp);
 38void bfa_fcp_res_recfg(struct bfa_s *bfa, u16 num_ioim_fw, u16 max_ioim_fw);
 39
 40#define BFA_FCP_MOD(_hal)	(&(_hal)->modules.fcp_mod)
 41#define BFA_MEM_FCP_KVA(__bfa)	(&(BFA_FCP_MOD(__bfa)->kva_seg))
 42#define BFA_IOTAG_FROM_TAG(_fcp, _tag)	\
 43	(&(_fcp)->iotag_arr[(_tag & BFA_IOIM_IOTAG_MASK)])
 44#define BFA_ITN_FROM_TAG(_fcp, _tag)	\
 45	((_fcp)->itn_arr + ((_tag) & ((_fcp)->num_itns - 1)))
 46#define BFA_SNSINFO_FROM_TAG(_fcp, _tag) \
 47	bfa_mem_get_dmabuf_kva(_fcp, (_tag & BFA_IOIM_IOTAG_MASK),	\
 48	BFI_IOIM_SNSLEN)
 49
 50
 51#define BFA_ITNIM_MIN   32
 52#define BFA_ITNIM_MAX   1024
 53
 54#define BFA_IOIM_MIN	8
 55#define BFA_IOIM_MAX	2000
 56
 57#define BFA_TSKIM_MIN   4
 58#define BFA_TSKIM_MAX   512
 59#define BFA_FCPIM_PATHTOV_DEF	(30 * 1000)	/* in millisecs */
 60#define BFA_FCPIM_PATHTOV_MAX	(90 * 1000)	/* in millisecs */
 61
 62
 63#define bfa_itnim_ioprofile_update(__itnim, __index)			\
 64	(__itnim->ioprofile.iocomps[__index]++)
 65
 66#define BFA_IOIM_RETRY_TAG_OFFSET 11
 67#define BFA_IOIM_IOTAG_MASK 0x07ff /* 2K IOs */
 68#define BFA_IOIM_RETRY_MAX 7
 69
 70/* Buckets are are 512 bytes to 2MB */
 71static inline u32
 72bfa_ioim_get_index(u32 n) {
 73	int pos = 0;
 74	if (n >= (1UL)<<22)
 75		return BFA_IOBUCKET_MAX - 1;
 76	n >>= 8;
 77	if (n >= (1UL)<<16) {
 78		n >>= 16;
 79		pos += 16;
 80	}
 81	if (n >= 1 << 8) {
 82		n >>= 8;
 83		pos += 8;
 84	}
 85	if (n >= 1 << 4) {
 86		n >>= 4;
 87		pos += 4;
 88	}
 89	if (n >= 1 << 2) {
 90		n >>= 2;
 91		pos += 2;
 92	}
 93	if (n >= 1 << 1)
 94		pos += 1;
 95
 96	return (n == 0) ? (0) : pos;
 97}
 98
 99/*
100 * forward declarations
101 */
102struct bfa_ioim_s;
103struct bfa_tskim_s;
104struct bfad_ioim_s;
105struct bfad_tskim_s;
106
107typedef void    (*bfa_fcpim_profile_t) (struct bfa_ioim_s *ioim);
108
109struct bfa_fcpim_s {
110	struct bfa_s		*bfa;
111	struct bfa_fcp_mod_s	*fcp;
112	struct bfa_itnim_s	*itnim_arr;
113	struct bfa_ioim_s	*ioim_arr;
114	struct bfa_ioim_sp_s	*ioim_sp_arr;
115	struct bfa_tskim_s	*tskim_arr;
116	int			num_itnims;
117	int			num_tskim_reqs;
118	u32			path_tov;
119	u16			q_depth;
120	u8			reqq;		/*  Request queue to be used */
121	struct list_head	itnim_q;	/*  queue of active itnim */
122	struct list_head	ioim_resfree_q; /*  IOs waiting for f/w */
123	struct list_head	ioim_comp_q;	/*  IO global comp Q	*/
124	struct list_head	tskim_free_q;
125	struct list_head	tskim_unused_q;	/* Unused tskim Q */
126	u32			ios_active;	/*  current active IOs	*/
127	u32			delay_comp;
128	struct bfa_fcpim_del_itn_stats_s del_itn_stats;
129	bfa_boolean_t		ioredirect;
130	bfa_boolean_t		io_profile;
131	time64_t		io_profile_start_time;
132	bfa_fcpim_profile_t     profile_comp;
133	bfa_fcpim_profile_t     profile_start;
134};
135
136/* Max FCP dma segs required */
137#define BFA_FCP_DMA_SEGS	BFI_IOIM_SNSBUF_SEGS
138
139struct bfa_fcp_mod_s {
140	struct bfa_s		*bfa;
141	struct list_head	iotag_ioim_free_q;	/* free IO resources */
142	struct list_head	iotag_tio_free_q;	/* free IO resources */
143	struct list_head	iotag_unused_q;	/* unused IO resources*/
144	struct bfa_iotag_s	*iotag_arr;
145	struct bfa_itn_s	*itn_arr;
146	int			max_ioim_reqs;
147	int			num_ioim_reqs;
148	int			num_fwtio_reqs;
149	int			num_itns;
150	struct bfa_dma_s	snsbase[BFA_FCP_DMA_SEGS];
151	struct bfa_fcpim_s	fcpim;
152	struct bfa_mem_dma_s	dma_seg[BFA_FCP_DMA_SEGS];
153	struct bfa_mem_kva_s	kva_seg;
154	int			throttle_update_required;
155};
156
157/*
158 * IO state machine events
159 */
160enum bfa_ioim_event {
161	BFA_IOIM_SM_START	= 1,	/*  io start request from host */
162	BFA_IOIM_SM_COMP_GOOD	= 2,	/*  io good comp, resource free */
163	BFA_IOIM_SM_COMP	= 3,	/*  io comp, resource is free */
164	BFA_IOIM_SM_COMP_UTAG	= 4,	/*  io comp, resource is free */
165	BFA_IOIM_SM_DONE	= 5,	/*  io comp, resource not free */
166	BFA_IOIM_SM_FREE	= 6,	/*  io resource is freed */
167	BFA_IOIM_SM_ABORT	= 7,	/*  abort request from scsi stack */
168	BFA_IOIM_SM_ABORT_COMP	= 8,	/*  abort from f/w */
169	BFA_IOIM_SM_ABORT_DONE	= 9,	/*  abort completion from f/w */
170	BFA_IOIM_SM_QRESUME	= 10,	/*  CQ space available to queue IO */
171	BFA_IOIM_SM_SGALLOCED	= 11,	/*  SG page allocation successful */
172	BFA_IOIM_SM_SQRETRY	= 12,	/*  sequence recovery retry */
173	BFA_IOIM_SM_HCB		= 13,	/*  bfa callback complete */
174	BFA_IOIM_SM_CLEANUP	= 14,	/*  IO cleanup from itnim */
175	BFA_IOIM_SM_TMSTART	= 15,	/*  IO cleanup from tskim */
176	BFA_IOIM_SM_TMDONE	= 16,	/*  IO cleanup from tskim */
177	BFA_IOIM_SM_HWFAIL	= 17,	/*  IOC h/w failure event */
178	BFA_IOIM_SM_IOTOV	= 18,	/*  ITN offline TOV */
179};
180
181struct bfa_ioim_s;
182typedef void (*bfa_ioim_sm_t)(struct bfa_ioim_s *, enum bfa_ioim_event);
183
184/*
185 * BFA IO (initiator mode)
186 */
187struct bfa_ioim_s {
188	struct list_head	qe;		/*  queue elememt	*/
189	bfa_ioim_sm_t		sm;		/*  BFA ioim state machine */
190	struct bfa_s		*bfa;		/*  BFA module	*/
191	struct bfa_fcpim_s	*fcpim;		/*  parent fcpim module */
192	struct bfa_itnim_s	*itnim;		/*  i-t-n nexus for this IO  */
193	struct bfad_ioim_s	*dio;		/*  driver IO handle	*/
194	u16			iotag;		/*  FWI IO tag	*/
195	u16			abort_tag;	/*  unqiue abort request tag */
196	u16			nsges;		/*  number of SG elements */
197	u16			nsgpgs;		/*  number of SG pages	*/
198	struct bfa_sgpg_s	*sgpg;		/*  first SG page	*/
199	struct list_head	sgpg_q;		/*  allocated SG pages	*/
200	struct bfa_cb_qe_s	hcb_qe;		/*  bfa callback qelem	*/
201	bfa_cb_cbfn_t		io_cbfn;	/*  IO completion handler */
202	struct bfa_ioim_sp_s	*iosp;		/*  slow-path IO handling */
203	u8			reqq;		/*  Request queue for I/O */
204	u8			mode;		/*  IO is passthrough or not */
205	u64			start_time;	/*  IO's Profile start val */
206};
207
208struct bfa_ioim_sp_s {
209	struct bfi_msg_s	comp_rspmsg;	/*  IO comp f/w response */
210	struct bfa_sgpg_wqe_s	sgpg_wqe;	/*  waitq elem for sgpg	*/
211	struct bfa_reqq_wait_s	reqq_wait;	/*  to wait for room in reqq */
212	bfa_boolean_t		abort_explicit;	/*  aborted by OS	*/
213	struct bfa_tskim_s	*tskim;		/*  Relevant TM cmd	*/
214};
215
216enum bfa_tskim_event {
217	BFA_TSKIM_SM_START	= 1,	/*  TM command start		*/
218	BFA_TSKIM_SM_DONE	= 2,	/*  TM completion		*/
219	BFA_TSKIM_SM_QRESUME	= 3,	/*  resume after qfull		*/
220	BFA_TSKIM_SM_HWFAIL	= 5,	/*  IOC h/w failure event	*/
221	BFA_TSKIM_SM_HCB	= 6,	/*  BFA callback completion	*/
222	BFA_TSKIM_SM_IOS_DONE	= 7,	/*  IO and sub TM completions	*/
223	BFA_TSKIM_SM_CLEANUP	= 8,	/*  TM cleanup on ITN offline	*/
224	BFA_TSKIM_SM_CLEANUP_DONE = 9,	/*  TM abort completion	*/
225	BFA_TSKIM_SM_UTAG	= 10,	/*  TM completion unknown tag  */
226};
227
228struct bfa_tskim_s;
229typedef void (*bfa_tskim_sm_t)(struct bfa_tskim_s *, enum bfa_tskim_event);
230
231/*
232 * BFA Task management command (initiator mode)
233 */
234struct bfa_tskim_s {
235	struct list_head	qe;
236	bfa_tskim_sm_t		sm;
237	struct bfa_s		*bfa;	/*  BFA module  */
238	struct bfa_fcpim_s	*fcpim;	/*  parent fcpim module	*/
239	struct bfa_itnim_s	*itnim;	/*  i-t-n nexus for this IO  */
240	struct bfad_tskim_s	*dtsk;  /*  driver task mgmt cmnd	*/
241	bfa_boolean_t		notify;	/*  notify itnim on TM comp  */
242	struct scsi_lun		lun;	/*  lun if applicable	*/
243	enum fcp_tm_cmnd	tm_cmnd; /*  task management command  */
244	u16			tsk_tag; /*  FWI IO tag	*/
245	u8			tsecs;	/*  timeout in seconds	*/
246	struct bfa_reqq_wait_s  reqq_wait;   /*  to wait for room in reqq */
247	struct list_head	io_q;	/*  queue of affected IOs	*/
248	struct bfa_wc_s		wc;	/*  waiting counter	*/
249	struct bfa_cb_qe_s	hcb_qe;	/*  bfa callback qelem	*/
250	enum bfi_tskim_status   tsk_status;  /*  TM status	*/
251};
252
253/*
254 *  itnim state machine event
255 */
256enum bfa_itnim_event {
257	BFA_ITNIM_SM_CREATE = 1,	/*  itnim is created */
258	BFA_ITNIM_SM_ONLINE = 2,	/*  itnim is online */
259	BFA_ITNIM_SM_OFFLINE = 3,	/*  itnim is offline */
260	BFA_ITNIM_SM_FWRSP = 4,		/*  firmware response */
261	BFA_ITNIM_SM_DELETE = 5,	/*  deleting an existing itnim */
262	BFA_ITNIM_SM_CLEANUP = 6,	/*  IO cleanup completion */
263	BFA_ITNIM_SM_SLER = 7,		/*  second level error recovery */
264	BFA_ITNIM_SM_HWFAIL = 8,	/*  IOC h/w failure event */
265	BFA_ITNIM_SM_QRESUME = 9,	/*  queue space available */
266};
267
268struct bfa_itnim_s;
269typedef void (*bfa_itnim_sm_t)(struct bfa_itnim_s *, enum bfa_itnim_event);
270
271/*
272 * BFA i-t-n (initiator mode)
273 */
274struct bfa_itnim_s {
275	struct list_head	qe;	/*  queue element	*/
276	bfa_itnim_sm_t		sm;	/*  i-t-n im BFA state machine  */
277	struct bfa_s		*bfa;	/*  bfa instance	*/
278	struct bfa_rport_s	*rport;	/*  bfa rport	*/
279	void			*ditn;	/*  driver i-t-n structure	*/
280	struct bfi_mhdr_s	mhdr;	/*  pre-built mhdr	*/
281	u8			msg_no;	/*  itnim/rport firmware handle */
282	u8			reqq;	/*  CQ for requests	*/
283	struct bfa_cb_qe_s	hcb_qe;	/*  bfa callback qelem	*/
284	struct list_head pending_q;	/*  queue of pending IO requests */
285	struct list_head io_q;		/*  queue of active IO requests */
286	struct list_head io_cleanup_q;	/*  IO being cleaned up	*/
287	struct list_head tsk_q;		/*  queue of active TM commands */
288	struct list_head  delay_comp_q; /*  queue of failed inflight cmds */
289	bfa_boolean_t   seq_rec;	/*  SQER supported	*/
290	bfa_boolean_t   is_online;	/*  itnim is ONLINE for IO	*/
291	bfa_boolean_t   iotov_active;	/*  IO TOV timer is active	 */
292	struct bfa_wc_s	wc;		/*  waiting counter	*/
293	struct bfa_timer_s timer;	/*  pending IO TOV	 */
294	struct bfa_reqq_wait_s reqq_wait; /*  to wait for room in reqq */
295	struct bfa_fcpim_s *fcpim;	/*  fcpim module	*/
296	struct bfa_itnim_iostats_s	stats;
297	struct bfa_itnim_ioprofile_s  ioprofile;
298};
299
300#define bfa_itnim_is_online(_itnim) ((_itnim)->is_online)
301#define BFA_FCPIM(_hal)	(&(_hal)->modules.fcp_mod.fcpim)
302#define BFA_IOIM_TAG_2_ID(_iotag)	((_iotag) & BFA_IOIM_IOTAG_MASK)
303#define BFA_IOIM_FROM_TAG(_fcpim, _iotag)	\
304	(&fcpim->ioim_arr[(_iotag & BFA_IOIM_IOTAG_MASK)])
305#define BFA_TSKIM_FROM_TAG(_fcpim, _tmtag)	\
306	(&fcpim->tskim_arr[_tmtag & (fcpim->num_tskim_reqs - 1)])
307
308#define bfa_io_profile_start_time(_bfa)	\
309	((_bfa)->modules.fcp_mod.fcpim.io_profile_start_time)
310#define bfa_fcpim_get_io_profile(_bfa)	\
311	((_bfa)->modules.fcp_mod.fcpim.io_profile)
312#define bfa_ioim_update_iotag(__ioim) do {				\
313	uint16_t k = (__ioim)->iotag >> BFA_IOIM_RETRY_TAG_OFFSET;	\
314	k++; (__ioim)->iotag &= BFA_IOIM_IOTAG_MASK;			\
315	(__ioim)->iotag |= k << BFA_IOIM_RETRY_TAG_OFFSET;		\
316} while (0)
317
318static inline bfa_boolean_t
319bfa_ioim_maxretry_reached(struct bfa_ioim_s *ioim)
320{
321	uint16_t k = ioim->iotag >> BFA_IOIM_RETRY_TAG_OFFSET;
322	if (k < BFA_IOIM_RETRY_MAX)
323		return BFA_FALSE;
324	return BFA_TRUE;
325}
326
327/*
328 * function prototypes
329 */
330void	bfa_ioim_attach(struct bfa_fcpim_s *fcpim);
331void	bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
332void	bfa_ioim_good_comp_isr(struct bfa_s *bfa,
333					struct bfi_msg_s *msg);
334void	bfa_ioim_cleanup(struct bfa_ioim_s *ioim);
335void	bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim,
336					struct bfa_tskim_s *tskim);
337void	bfa_ioim_iocdisable(struct bfa_ioim_s *ioim);
338void	bfa_ioim_tov(struct bfa_ioim_s *ioim);
339
340void	bfa_tskim_attach(struct bfa_fcpim_s *fcpim);
341void	bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
342void	bfa_tskim_iocdisable(struct bfa_tskim_s *tskim);
343void	bfa_tskim_cleanup(struct bfa_tskim_s *tskim);
344void	bfa_tskim_res_recfg(struct bfa_s *bfa, u16 num_tskim_fw);
345
346void	bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len);
347void	bfa_itnim_attach(struct bfa_fcpim_s *fcpim);
348void	bfa_itnim_iocdisable(struct bfa_itnim_s *itnim);
349void	bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
350void	bfa_itnim_iodone(struct bfa_itnim_s *itnim);
351void	bfa_itnim_tskdone(struct bfa_itnim_s *itnim);
352bfa_boolean_t   bfa_itnim_hold_io(struct bfa_itnim_s *itnim);
353
354/*
355 * bfa fcpim module API functions
356 */
357void	bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov);
358u16	bfa_fcpim_path_tov_get(struct bfa_s *bfa);
359u16	bfa_fcpim_qdepth_get(struct bfa_s *bfa);
360bfa_status_t bfa_fcpim_port_iostats(struct bfa_s *bfa,
361			struct bfa_itnim_iostats_s *stats, u8 lp_tag);
362void bfa_fcpim_add_stats(struct bfa_itnim_iostats_s *fcpim_stats,
363			struct bfa_itnim_iostats_s *itnim_stats);
364bfa_status_t bfa_fcpim_profile_on(struct bfa_s *bfa, time64_t time);
365bfa_status_t bfa_fcpim_profile_off(struct bfa_s *bfa);
366
367#define bfa_fcpim_ioredirect_enabled(__bfa)				\
368	(((struct bfa_fcpim_s *)(BFA_FCPIM(__bfa)))->ioredirect)
369
370#define bfa_fcpim_get_next_reqq(__bfa, __qid)				\
371{									\
372	struct bfa_fcpim_s *__fcpim = BFA_FCPIM(__bfa);      \
373	__fcpim->reqq++;						\
374	__fcpim->reqq &= (BFI_IOC_MAX_CQS - 1);      \
375	*(__qid) = __fcpim->reqq;					\
376}
377
378#define bfa_iocfc_map_msg_to_qid(__msg, __qid)				\
379	*(__qid) = (u8)((__msg) & (BFI_IOC_MAX_CQS - 1));
380/*
381 * bfa itnim API functions
382 */
383struct bfa_itnim_s *bfa_itnim_create(struct bfa_s *bfa,
384		struct bfa_rport_s *rport, void *itnim);
385void bfa_itnim_delete(struct bfa_itnim_s *itnim);
386void bfa_itnim_online(struct bfa_itnim_s *itnim, bfa_boolean_t seq_rec);
387void bfa_itnim_offline(struct bfa_itnim_s *itnim);
388void bfa_itnim_clear_stats(struct bfa_itnim_s *itnim);
389bfa_status_t bfa_itnim_get_ioprofile(struct bfa_itnim_s *itnim,
390			struct bfa_itnim_ioprofile_s *ioprofile);
391
392#define bfa_itnim_get_reqq(__ioim) (((struct bfa_ioim_s *)__ioim)->itnim->reqq)
393
394/*
395 * BFA completion callback for bfa_itnim_online().
396 */
397void	bfa_cb_itnim_online(void *itnim);
398
399/*
400 * BFA completion callback for bfa_itnim_offline().
401 */
402void	bfa_cb_itnim_offline(void *itnim);
403void	bfa_cb_itnim_tov_begin(void *itnim);
404void	bfa_cb_itnim_tov(void *itnim);
405
406/*
407 * BFA notification to FCS/driver for second level error recovery.
408 * Atleast one I/O request has timedout and target is unresponsive to
409 * repeated abort requests. Second level error recovery should be initiated
410 * by starting implicit logout and recovery procedures.
411 */
412void	bfa_cb_itnim_sler(void *itnim);
413
414/*
415 * bfa ioim API functions
416 */
417struct bfa_ioim_s	*bfa_ioim_alloc(struct bfa_s *bfa,
418					struct bfad_ioim_s *dio,
419					struct bfa_itnim_s *itnim,
420					u16 nsgles);
421
422void		bfa_ioim_free(struct bfa_ioim_s *ioim);
423void		bfa_ioim_start(struct bfa_ioim_s *ioim);
424bfa_status_t	bfa_ioim_abort(struct bfa_ioim_s *ioim);
425void		bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim,
426				      bfa_boolean_t iotov);
427/*
428 * I/O completion notification.
429 *
430 * @param[in]		dio			driver IO structure
431 * @param[in]		io_status		IO completion status
432 * @param[in]		scsi_status		SCSI status returned by target
433 * @param[in]		sns_len			SCSI sense length, 0 if none
434 * @param[in]		sns_info		SCSI sense data, if any
435 * @param[in]		residue			Residual length
436 *
437 * @return None
438 */
439void bfa_cb_ioim_done(void *bfad, struct bfad_ioim_s *dio,
440			enum bfi_ioim_status io_status,
441			u8 scsi_status, int sns_len,
442			u8 *sns_info, s32 residue);
443
444/*
445 * I/O good completion notification.
446 */
447void bfa_cb_ioim_good_comp(void *bfad, struct bfad_ioim_s *dio);
448
449/*
450 * I/O abort completion notification
451 */
452void bfa_cb_ioim_abort(void *bfad, struct bfad_ioim_s *dio);
453
454/*
455 * bfa tskim API functions
456 */
457struct bfa_tskim_s *bfa_tskim_alloc(struct bfa_s *bfa,
458			struct bfad_tskim_s *dtsk);
459void bfa_tskim_free(struct bfa_tskim_s *tskim);
460void bfa_tskim_start(struct bfa_tskim_s *tskim,
461			struct bfa_itnim_s *itnim, struct scsi_lun lun,
462			enum fcp_tm_cmnd tm, u8 t_secs);
463void bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk,
464			enum bfi_tskim_status tsk_status);
465
466void	bfa_fcpim_lunmask_rp_update(struct bfa_s *bfa, wwn_t lp_wwn,
467			wwn_t rp_wwn, u16 rp_tag, u8 lp_tag);
468bfa_status_t	bfa_fcpim_lunmask_update(struct bfa_s *bfa, u32 on_off);
469bfa_status_t	bfa_fcpim_lunmask_query(struct bfa_s *bfa, void *buf);
470bfa_status_t	bfa_fcpim_lunmask_delete(struct bfa_s *bfa, u16 vf_id,
471				wwn_t *pwwn, wwn_t rpwwn, struct scsi_lun lun);
472bfa_status_t	bfa_fcpim_lunmask_add(struct bfa_s *bfa, u16 vf_id,
473				wwn_t *pwwn, wwn_t rpwwn, struct scsi_lun lun);
474bfa_status_t	bfa_fcpim_lunmask_clear(struct bfa_s *bfa);
475u16		bfa_fcpim_read_throttle(struct bfa_s *bfa);
476bfa_status_t	bfa_fcpim_write_throttle(struct bfa_s *bfa, u16 value);
477bfa_status_t	bfa_fcpim_throttle_set(struct bfa_s *bfa, u16 value);
478bfa_status_t	bfa_fcpim_throttle_get(struct bfa_s *bfa, void *buf);
479u16     bfa_fcpim_get_throttle_cfg(struct bfa_s *bfa, u16 drv_cfg_param);
480
481#endif /* __BFA_FCPIM_H__ */