xref: /openbmc/linux/drivers/scsi/bfa/bfa_svc.h (revision baa7eb025ab14f3cba2e35c0a8648f9c9f01d24f)
1 /*
2  * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
3  * All rights reserved
4  * www.brocade.com
5  *
6  * Linux driver for Brocade Fibre Channel Host Bus Adapter.
7  *
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms of the GNU General Public License (GPL) Version 2 as
10  * published by the Free Software Foundation
11  *
12  * This program is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * General Public License for more details.
16  */
17 
18 #ifndef __BFA_SVC_H__
19 #define __BFA_SVC_H__
20 
21 #include "bfa_cs.h"
22 #include "bfi_ms.h"
23 
24 
25 /*
26  * Scatter-gather DMA related defines
27  */
28 #define BFA_SGPG_MIN	(16)
29 
30 /*
31  * Alignment macro for SG page allocation
32  */
33 #define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1))	\
34 			      & ~(sizeof(struct bfi_sgpg_s) - 1))
35 
36 struct bfa_sgpg_wqe_s {
37 	struct list_head qe;	/*  queue sg page element	*/
38 	int	nsgpg;		/*  pages to be allocated	*/
39 	int	nsgpg_total;	/*  total pages required	*/
40 	void	(*cbfn) (void *cbarg);	/*  callback function	*/
41 	void	*cbarg;		/*  callback arg		*/
42 	struct list_head sgpg_q;	/*  queue of alloced sgpgs	*/
43 };
44 
45 struct bfa_sgpg_s {
46 	struct list_head  qe;	/*  queue sg page element	*/
47 	struct bfi_sgpg_s *sgpg;	/*  va of SG page		*/
48 	union bfi_addr_u sgpg_pa;	/*  pa of SG page		*/
49 };
50 
51 /*
52  * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of
53  * SG pages required.
54  */
55 #define BFA_SGPG_NPAGE(_nsges)  (((_nsges) / BFI_SGPG_DATA_SGES) + 1)
56 
57 struct bfa_sgpg_mod_s {
58 	struct bfa_s *bfa;
59 	int		num_sgpgs;	/*  number of SG pages		*/
60 	int		free_sgpgs;	/*  number of free SG pages	*/
61 	struct bfa_sgpg_s	*hsgpg_arr;	/*  BFA SG page array	*/
62 	struct bfi_sgpg_s *sgpg_arr;	/*  actual SG page array	*/
63 	u64	sgpg_arr_pa;	/*  SG page array DMA addr	*/
64 	struct list_head	sgpg_q;		/*  queue of free SG pages */
65 	struct list_head	sgpg_wait_q;	/*  wait queue for SG pages */
66 };
67 #define BFA_SGPG_MOD(__bfa)	(&(__bfa)->modules.sgpg_mod)
68 
69 bfa_status_t bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q,
70 			     int nsgpgs);
71 void bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs);
72 void bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe,
73 		    void (*cbfn) (void *cbarg), void *cbarg);
74 void bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpgs);
75 void bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe);
76 
77 
78 /*
79  * FCXP related defines
80  */
81 #define BFA_FCXP_MIN		(1)
82 #define BFA_FCXP_MAX_IBUF_SZ	(2 * 1024 + 256)
83 #define BFA_FCXP_MAX_LBUF_SZ	(4 * 1024 + 256)
84 
85 struct bfa_fcxp_mod_s {
86 	struct bfa_s      *bfa;		/* backpointer to BFA */
87 	struct bfa_fcxp_s *fcxp_list;	/* array of FCXPs */
88 	u16	num_fcxps;	/* max num FCXP requests */
89 	struct list_head  fcxp_free_q;	/* free FCXPs */
90 	struct list_head  fcxp_active_q;	/* active FCXPs */
91 	void		*req_pld_list_kva;	/* list of FCXP req pld */
92 	u64	req_pld_list_pa;	/* list of FCXP req pld */
93 	void		*rsp_pld_list_kva;	/* list of FCXP resp pld */
94 	u64	rsp_pld_list_pa;	/* list of FCXP resp pld */
95 	struct list_head  wait_q;		/* wait queue for free fcxp */
96 	u32	req_pld_sz;
97 	u32	rsp_pld_sz;
98 };
99 
100 #define BFA_FCXP_MOD(__bfa)		(&(__bfa)->modules.fcxp_mod)
101 #define BFA_FCXP_FROM_TAG(__mod, __tag)	(&(__mod)->fcxp_list[__tag])
102 
103 typedef void    (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp,
104 				   void *cb_arg, bfa_status_t req_status,
105 				   u32 rsp_len, u32 resid_len,
106 				   struct fchs_s *rsp_fchs);
107 
108 typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid);
109 typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid);
110 typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp,
111 				    void *cbarg, enum bfa_status req_status,
112 				    u32 rsp_len, u32 resid_len,
113 				    struct fchs_s *rsp_fchs);
114 typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp);
115 
116 
117 
118 /*
119  * Information needed for a FCXP request
120  */
121 struct bfa_fcxp_req_info_s {
122 	struct bfa_rport_s *bfa_rport;
123 					/* Pointer to the bfa rport that was
124 					 * returned from bfa_rport_create().
125 					 * This could be left NULL for WKA or
126 					 * for FCXP interactions before the
127 					 * rport nexus is established
128 					 */
129 	struct fchs_s	fchs;	/*  request FC header structure */
130 	u8		cts;	/*  continous sequence */
131 	u8		class;	/*  FC class for the request/response */
132 	u16	max_frmsz;	/*  max send frame size */
133 	u16	vf_id;	/*  vsan tag if applicable */
134 	u8		lp_tag;	/*  lport tag */
135 	u32	req_tot_len;	/*  request payload total length */
136 };
137 
138 struct bfa_fcxp_rsp_info_s {
139 	struct fchs_s	rsp_fchs;
140 				/* Response frame's FC header will
141 				 * be sent back in this field */
142 	u8		rsp_timeout;
143 				/* timeout in seconds, 0-no response */
144 	u8		rsvd2[3];
145 	u32	rsp_maxlen;	/*  max response length expected */
146 };
147 
148 struct bfa_fcxp_s {
149 	struct list_head	qe;		/*  fcxp queue element */
150 	bfa_sm_t	sm;		/*  state machine */
151 	void		*caller;	/*  driver or fcs */
152 	struct bfa_fcxp_mod_s *fcxp_mod;
153 	/*  back pointer to fcxp mod */
154 	u16	fcxp_tag;	/*  internal tag */
155 	struct bfa_fcxp_req_info_s req_info;
156 	/*  request info */
157 	struct bfa_fcxp_rsp_info_s rsp_info;
158 	/*  response info */
159 	u8	use_ireqbuf;	/*  use internal req buf */
160 	u8		use_irspbuf;	/*  use internal rsp buf */
161 	u32	nreq_sgles;	/*  num request SGLEs */
162 	u32	nrsp_sgles;	/*  num response SGLEs */
163 	struct list_head req_sgpg_q;	/*  SG pages for request buf */
164 	struct list_head req_sgpg_wqe;	/*  wait queue for req SG page */
165 	struct list_head rsp_sgpg_q;	/*  SG pages for response buf */
166 	struct list_head rsp_sgpg_wqe;	/*  wait queue for rsp SG page */
167 
168 	bfa_fcxp_get_sgaddr_t req_sga_cbfn;
169 	/*  SG elem addr user function */
170 	bfa_fcxp_get_sglen_t req_sglen_cbfn;
171 	/*  SG elem len user function */
172 	bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
173 	/*  SG elem addr user function */
174 	bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
175 	/*  SG elem len user function */
176 	bfa_cb_fcxp_send_t send_cbfn;   /*  send completion callback */
177 	void		*send_cbarg;	/*  callback arg */
178 	struct bfa_sge_s   req_sge[BFA_FCXP_MAX_SGES];
179 	/*  req SG elems */
180 	struct bfa_sge_s   rsp_sge[BFA_FCXP_MAX_SGES];
181 	/*  rsp SG elems */
182 	u8		rsp_status;	/*  comp: rsp status */
183 	u32	rsp_len;	/*  comp: actual response len */
184 	u32	residue_len;	/*  comp: residual rsp length */
185 	struct fchs_s	rsp_fchs;	/*  comp: response fchs */
186 	struct bfa_cb_qe_s    hcb_qe;	/*  comp: callback qelem */
187 	struct bfa_reqq_wait_s	reqq_wqe;
188 	bfa_boolean_t	reqq_waiting;
189 };
190 
191 struct bfa_fcxp_wqe_s {
192 	struct list_head		qe;
193 	bfa_fcxp_alloc_cbfn_t	alloc_cbfn;
194 	void		*alloc_cbarg;
195 	void		*caller;
196 	struct bfa_s	*bfa;
197 	int		nreq_sgles;
198 	int		nrsp_sgles;
199 	bfa_fcxp_get_sgaddr_t	req_sga_cbfn;
200 	bfa_fcxp_get_sglen_t	req_sglen_cbfn;
201 	bfa_fcxp_get_sgaddr_t	rsp_sga_cbfn;
202 	bfa_fcxp_get_sglen_t	rsp_sglen_cbfn;
203 };
204 
205 #define BFA_FCXP_REQ_PLD(_fcxp)		(bfa_fcxp_get_reqbuf(_fcxp))
206 #define BFA_FCXP_RSP_FCHS(_fcxp)	(&((_fcxp)->rsp_info.fchs))
207 #define BFA_FCXP_RSP_PLD(_fcxp)		(bfa_fcxp_get_rspbuf(_fcxp))
208 
209 #define BFA_FCXP_REQ_PLD_PA(_fcxp)				\
210 	((_fcxp)->fcxp_mod->req_pld_list_pa +			\
211 	 ((_fcxp)->fcxp_mod->req_pld_sz  * (_fcxp)->fcxp_tag))
212 
213 #define BFA_FCXP_RSP_PLD_PA(_fcxp)				\
214 	((_fcxp)->fcxp_mod->rsp_pld_list_pa +			\
215 	 ((_fcxp)->fcxp_mod->rsp_pld_sz * (_fcxp)->fcxp_tag))
216 
217 void	bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
218 
219 
220 /*
221  * RPORT related defines
222  */
223 #define BFA_RPORT_MIN	4
224 
225 struct bfa_rport_mod_s {
226 	struct bfa_rport_s *rps_list;	/*  list of rports	*/
227 	struct list_head	rp_free_q;	/*  free bfa_rports	*/
228 	struct list_head	rp_active_q;	/*  free bfa_rports	*/
229 	u16	num_rports;	/*  number of rports	*/
230 };
231 
232 #define BFA_RPORT_MOD(__bfa)	(&(__bfa)->modules.rport_mod)
233 
234 /*
235  * Convert rport tag to RPORT
236  */
237 #define BFA_RPORT_FROM_TAG(__bfa, _tag)				\
238 	(BFA_RPORT_MOD(__bfa)->rps_list +			\
239 	 ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1)))
240 
241 /*
242  * protected functions
243  */
244 void	bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
245 
246 /*
247  *	BFA rport information.
248  */
249 struct bfa_rport_info_s {
250 	u16	max_frmsz;	/*  max rcv pdu size		    */
251 	u32	pid:24,	/*  remote port ID		    */
252 		lp_tag:8;	/*  tag			    */
253 	u32	local_pid:24,	/*  local port ID		    */
254 		cisc:8;	/*  CIRO supported		    */
255 	u8	fc_class;	/*  supported FC classes. enum fc_cos */
256 	u8	vf_en;		/*  virtual fabric enable	    */
257 	u16	vf_id;		/*  virtual fabric ID		    */
258 	enum bfa_port_speed speed;	/*  Rport's current speed	    */
259 };
260 
261 /*
262  * BFA rport data structure
263  */
264 struct bfa_rport_s {
265 	struct list_head	qe;	/*  queue element		    */
266 	bfa_sm_t	sm;		/*  state machine		    */
267 	struct bfa_s	*bfa;		/*  backpointer to BFA		    */
268 	void		*rport_drv;	/*  fcs/driver rport object	    */
269 	u16	fw_handle;	/*  firmware rport handle	    */
270 	u16	rport_tag;	/*  BFA rport tag		    */
271 	struct bfa_rport_info_s rport_info; /*  rport info from fcs/driver */
272 	struct bfa_reqq_wait_s reqq_wait; /*  to wait for room in reqq     */
273 	struct bfa_cb_qe_s hcb_qe;	/*  BFA callback qelem		    */
274 	struct bfa_rport_hal_stats_s stats; /*  BFA rport statistics	    */
275 	struct bfa_rport_qos_attr_s qos_attr;
276 	union a {
277 		bfa_status_t	status;	/*  f/w status */
278 		void		*fw_msg; /*  QoS scn event		    */
279 	} event_arg;
280 };
281 #define BFA_RPORT_FC_COS(_rport)	((_rport)->rport_info.fc_class)
282 
283 
284 /*
285  * UF - unsolicited receive related defines
286  */
287 
288 #define BFA_UF_MIN	(4)
289 
290 
291 struct bfa_uf_s {
292 	struct list_head	qe;	/*  queue element		*/
293 	struct bfa_s		*bfa;	/*  bfa instance		*/
294 	u16	uf_tag;		/*  identifying tag fw msgs	*/
295 	u16	vf_id;
296 	u16	src_rport_handle;
297 	u16	rsvd;
298 	u8		*data_ptr;
299 	u16	data_len;	/*  actual receive length	*/
300 	u16	pb_len;		/*  posted buffer length	*/
301 	void		*buf_kva;	/*  buffer virtual address	*/
302 	u64	buf_pa;		/*  buffer physical address	*/
303 	struct bfa_cb_qe_s hcb_qe;	/*  comp: BFA comp qelem	*/
304 	struct bfa_sge_s sges[BFI_SGE_INLINE_MAX];
305 };
306 
307 /*
308  *      Callback prototype for unsolicited frame receive handler.
309  *
310  * @param[in]           cbarg           callback arg for receive handler
311  * @param[in]           uf              unsolicited frame descriptor
312  *
313  * @return None
314  */
315 typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf);
316 
317 struct bfa_uf_mod_s {
318 	struct bfa_s *bfa;		/*  back pointer to BFA */
319 	struct bfa_uf_s *uf_list;	/*  array of UFs */
320 	u16	num_ufs;	/*  num unsolicited rx frames */
321 	struct list_head	uf_free_q;	/*  free UFs */
322 	struct list_head	uf_posted_q;	/*  UFs posted to IOC */
323 	struct bfa_uf_buf_s *uf_pbs_kva;	/*  list UF bufs request pld */
324 	u64	uf_pbs_pa;	/*  phy addr for UF bufs */
325 	struct bfi_uf_buf_post_s *uf_buf_posts;
326 	/*  pre-built UF post msgs */
327 	bfa_cb_uf_recv_t ufrecv;	/*  uf recv handler function */
328 	void		*cbarg;		/*  uf receive handler arg */
329 };
330 
331 #define BFA_UF_MOD(__bfa)	(&(__bfa)->modules.uf_mod)
332 
333 #define ufm_pbs_pa(_ufmod, _uftag)					\
334 	((_ufmod)->uf_pbs_pa + sizeof(struct bfa_uf_buf_s) * (_uftag))
335 
336 void	bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
337 
338 #define BFA_UF_BUFSZ	(2 * 1024 + 256)
339 
340 /*
341  * @todo private
342  */
343 struct bfa_uf_buf_s {
344 	u8		d[BFA_UF_BUFSZ];
345 };
346 
347 
348 /*
349  * LPS - bfa lport login/logout service interface
350  */
351 struct bfa_lps_s {
352 	struct list_head	qe;	/*  queue element		*/
353 	struct bfa_s	*bfa;		/*  parent bfa instance	*/
354 	bfa_sm_t	sm;		/*  finite state machine	*/
355 	u8		lp_tag;		/*  lport tag			*/
356 	u8		reqq;		/*  lport request queue	*/
357 	u8		alpa;		/*  ALPA for loop topologies	*/
358 	u32	lp_pid;		/*  lport port ID		*/
359 	bfa_boolean_t	fdisc;		/*  snd FDISC instead of FLOGI	*/
360 	bfa_boolean_t	auth_en;	/*  enable authentication	*/
361 	bfa_boolean_t	auth_req;	/*  authentication required	*/
362 	bfa_boolean_t	npiv_en;	/*  NPIV is allowed by peer	*/
363 	bfa_boolean_t	fport;		/*  attached peer is F_PORT	*/
364 	bfa_boolean_t	brcd_switch;	/*  attached peer is brcd sw	*/
365 	bfa_status_t	status;		/*  login status		*/
366 	u16		pdusz;		/*  max receive PDU size	*/
367 	u16		pr_bbcred;	/*  BB_CREDIT from peer		*/
368 	u8		lsrjt_rsn;	/*  LSRJT reason		*/
369 	u8		lsrjt_expl;	/*  LSRJT explanation		*/
370 	wwn_t		pwwn;		/*  port wwn of lport		*/
371 	wwn_t		nwwn;		/*  node wwn of lport		*/
372 	wwn_t		pr_pwwn;	/*  port wwn of lport peer	*/
373 	wwn_t		pr_nwwn;	/*  node wwn of lport peer	*/
374 	mac_t		lp_mac;		/*  fpma/spma MAC for lport	*/
375 	mac_t		fcf_mac;	/*  FCF MAC of lport		*/
376 	struct bfa_reqq_wait_s	wqe;	/*  request wait queue element	*/
377 	void		*uarg;		/*  user callback arg		*/
378 	struct bfa_cb_qe_s hcb_qe;	/*  comp: callback qelem	*/
379 	struct bfi_lps_login_rsp_s *loginrsp;
380 	bfa_eproto_status_t ext_status;
381 };
382 
383 struct bfa_lps_mod_s {
384 	struct list_head		lps_free_q;
385 	struct list_head		lps_active_q;
386 	struct bfa_lps_s	*lps_arr;
387 	int			num_lps;
388 };
389 
390 #define BFA_LPS_MOD(__bfa)		(&(__bfa)->modules.lps_mod)
391 #define BFA_LPS_FROM_TAG(__mod, __tag)	(&(__mod)->lps_arr[__tag])
392 
393 /*
394  * external functions
395  */
396 void	bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
397 
398 
399 /*
400  * FCPORT related defines
401  */
402 
403 #define BFA_FCPORT(_bfa)	(&((_bfa)->modules.port))
404 typedef void (*bfa_cb_port_t) (void *cbarg, enum bfa_status status);
405 
406 /*
407  * Link notification data structure
408  */
409 struct bfa_fcport_ln_s {
410 	struct bfa_fcport_s	*fcport;
411 	bfa_sm_t		sm;
412 	struct bfa_cb_qe_s	ln_qe;	/*  BFA callback queue elem for ln */
413 	enum bfa_port_linkstate ln_event; /*  ln event for callback */
414 };
415 
416 struct bfa_fcport_trunk_s {
417 	struct bfa_trunk_attr_s	attr;
418 };
419 
420 /*
421  * BFA FC port data structure
422  */
423 struct bfa_fcport_s {
424 	struct bfa_s		*bfa;	/*  parent BFA instance */
425 	bfa_sm_t		sm;	/*  port state machine */
426 	wwn_t			nwwn;	/*  node wwn of physical port */
427 	wwn_t			pwwn;	/*  port wwn of physical oprt */
428 	enum bfa_port_speed speed_sup;
429 	/*  supported speeds */
430 	enum bfa_port_speed speed;	/*  current speed */
431 	enum bfa_port_topology topology;	/*  current topology */
432 	u8			myalpa;	/*  my ALPA in LOOP topology */
433 	u8			rsvd[3];
434 	struct bfa_port_cfg_s	cfg;	/*  current port configuration */
435 	struct bfa_qos_attr_s  qos_attr;   /* QoS Attributes */
436 	struct bfa_qos_vc_attr_s qos_vc_attr;  /*  VC info from ELP */
437 	struct bfa_reqq_wait_s	reqq_wait;
438 	/*  to wait for room in reqq */
439 	struct bfa_reqq_wait_s	svcreq_wait;
440 	/*  to wait for room in reqq */
441 	struct bfa_reqq_wait_s	stats_reqq_wait;
442 	/*  to wait for room in reqq (stats) */
443 	void			*event_cbarg;
444 	void			(*event_cbfn) (void *cbarg,
445 					       enum bfa_port_linkstate event);
446 	union {
447 		union bfi_fcport_i2h_msg_u i2hmsg;
448 	} event_arg;
449 	void			*bfad;	/*  BFA driver handle */
450 	struct bfa_fcport_ln_s	ln; /*  Link Notification */
451 	struct bfa_cb_qe_s	hcb_qe;	/*  BFA callback queue elem */
452 	struct bfa_timer_s	timer;	/*  timer */
453 	u32		msgtag;	/*  fimrware msg tag for reply */
454 	u8			*stats_kva;
455 	u64		stats_pa;
456 	union bfa_fcport_stats_u *stats;
457 	union bfa_fcport_stats_u *stats_ret; /*  driver stats location */
458 	bfa_status_t		stats_status; /*  stats/statsclr status */
459 	bfa_boolean_t		stats_busy; /*  outstanding stats/statsclr */
460 	bfa_boolean_t		stats_qfull;
461 	u32		stats_reset_time; /*  stats reset time stamp */
462 	bfa_cb_port_t		stats_cbfn; /*  driver callback function */
463 	void			*stats_cbarg; /* *!< user callback arg */
464 	bfa_boolean_t		diag_busy; /*  diag busy status */
465 	bfa_boolean_t		beacon; /*  port beacon status */
466 	bfa_boolean_t		link_e2e_beacon; /*  link beacon status */
467 	struct bfa_fcport_trunk_s trunk;
468 	u16		fcoe_vlan;
469 };
470 
471 #define BFA_FCPORT_MOD(__bfa)	(&(__bfa)->modules.fcport)
472 
473 /*
474  * protected functions
475  */
476 void bfa_fcport_init(struct bfa_s *bfa);
477 void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
478 
479 /*
480  * bfa fcport API functions
481  */
482 bfa_status_t bfa_fcport_enable(struct bfa_s *bfa);
483 bfa_status_t bfa_fcport_disable(struct bfa_s *bfa);
484 bfa_status_t bfa_fcport_cfg_speed(struct bfa_s *bfa,
485 				  enum bfa_port_speed speed);
486 enum bfa_port_speed bfa_fcport_get_speed(struct bfa_s *bfa);
487 bfa_status_t bfa_fcport_cfg_topology(struct bfa_s *bfa,
488 				     enum bfa_port_topology topo);
489 enum bfa_port_topology bfa_fcport_get_topology(struct bfa_s *bfa);
490 bfa_status_t bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa);
491 bfa_boolean_t bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa);
492 u8 bfa_fcport_get_myalpa(struct bfa_s *bfa);
493 bfa_status_t bfa_fcport_clr_hardalpa(struct bfa_s *bfa);
494 bfa_status_t bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize);
495 u16 bfa_fcport_get_maxfrsize(struct bfa_s *bfa);
496 u8 bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa);
497 void bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr);
498 wwn_t bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node);
499 void bfa_fcport_event_register(struct bfa_s *bfa,
500 			void (*event_cbfn) (void *cbarg,
501 			enum bfa_port_linkstate event), void *event_cbarg);
502 bfa_boolean_t bfa_fcport_is_disabled(struct bfa_s *bfa);
503 void bfa_fcport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off);
504 void bfa_fcport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off);
505 bfa_status_t bfa_fcport_cfg_ratelim_speed(struct bfa_s *bfa,
506 					  enum bfa_port_speed speed);
507 enum bfa_port_speed bfa_fcport_get_ratelim_speed(struct bfa_s *bfa);
508 
509 void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit);
510 void bfa_fcport_busy(struct bfa_s *bfa, bfa_boolean_t status);
511 void bfa_fcport_beacon(void *dev, bfa_boolean_t beacon,
512 		       bfa_boolean_t link_e2e_beacon);
513 void bfa_fcport_qos_get_attr(struct bfa_s *bfa,
514 			     struct bfa_qos_attr_s *qos_attr);
515 void bfa_fcport_qos_get_vc_attr(struct bfa_s *bfa,
516 				struct bfa_qos_vc_attr_s *qos_vc_attr);
517 bfa_status_t bfa_fcport_get_qos_stats(struct bfa_s *bfa,
518 				      union bfa_fcport_stats_u *stats,
519 				      bfa_cb_port_t cbfn, void *cbarg);
520 bfa_status_t bfa_fcport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn,
521 					void *cbarg);
522 bfa_status_t bfa_fcport_get_fcoe_stats(struct bfa_s *bfa,
523 				       union bfa_fcport_stats_u *stats,
524 				       bfa_cb_port_t cbfn, void *cbarg);
525 bfa_status_t bfa_fcport_clear_fcoe_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn,
526 					 void *cbarg);
527 bfa_boolean_t     bfa_fcport_is_ratelim(struct bfa_s *bfa);
528 bfa_boolean_t	bfa_fcport_is_linkup(struct bfa_s *bfa);
529 bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa,
530 				  union bfa_fcport_stats_u *stats,
531 				  bfa_cb_port_t cbfn, void *cbarg);
532 bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn,
533 				    void *cbarg);
534 bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa);
535 
536 /*
537  * bfa rport API functions
538  */
539 struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv);
540 void bfa_rport_delete(struct bfa_rport_s *rport);
541 void bfa_rport_online(struct bfa_rport_s *rport,
542 		      struct bfa_rport_info_s *rport_info);
543 void bfa_rport_offline(struct bfa_rport_s *rport);
544 void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed);
545 void bfa_rport_get_stats(struct bfa_rport_s *rport,
546 			 struct bfa_rport_hal_stats_s *stats);
547 void bfa_rport_clear_stats(struct bfa_rport_s *rport);
548 void bfa_cb_rport_online(void *rport);
549 void bfa_cb_rport_offline(void *rport);
550 void bfa_cb_rport_qos_scn_flowid(void *rport,
551 				 struct bfa_rport_qos_attr_s old_qos_attr,
552 				 struct bfa_rport_qos_attr_s new_qos_attr);
553 void bfa_cb_rport_qos_scn_prio(void *rport,
554 			       struct bfa_rport_qos_attr_s old_qos_attr,
555 			       struct bfa_rport_qos_attr_s new_qos_attr);
556 void bfa_rport_get_qos_attr(struct bfa_rport_s *rport,
557 			    struct bfa_rport_qos_attr_s *qos_attr);
558 
559 /*
560  * bfa fcxp API functions
561  */
562 struct bfa_fcxp_s *bfa_fcxp_alloc(void *bfad_fcxp, struct bfa_s *bfa,
563 				  int nreq_sgles, int nrsp_sgles,
564 				  bfa_fcxp_get_sgaddr_t get_req_sga,
565 				  bfa_fcxp_get_sglen_t get_req_sglen,
566 				  bfa_fcxp_get_sgaddr_t get_rsp_sga,
567 				  bfa_fcxp_get_sglen_t get_rsp_sglen);
568 void bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
569 				bfa_fcxp_alloc_cbfn_t alloc_cbfn,
570 				void *cbarg, void *bfad_fcxp,
571 				int nreq_sgles, int nrsp_sgles,
572 				bfa_fcxp_get_sgaddr_t get_req_sga,
573 				bfa_fcxp_get_sglen_t get_req_sglen,
574 				bfa_fcxp_get_sgaddr_t get_rsp_sga,
575 				bfa_fcxp_get_sglen_t get_rsp_sglen);
576 void bfa_fcxp_walloc_cancel(struct bfa_s *bfa,
577 			    struct bfa_fcxp_wqe_s *wqe);
578 void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp);
579 
580 void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp);
581 void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp);
582 
583 void bfa_fcxp_free(struct bfa_fcxp_s *fcxp);
584 
585 void bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
586 		   u16 vf_id, u8 lp_tag,
587 		   bfa_boolean_t cts, enum fc_cos cos,
588 		   u32 reqlen, struct fchs_s *fchs,
589 		   bfa_cb_fcxp_send_t cbfn,
590 		   void *cbarg,
591 		   u32 rsp_maxlen, u8 rsp_timeout);
592 bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp);
593 u32 bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp);
594 u32 bfa_fcxp_get_maxrsp(struct bfa_s *bfa);
595 
596 static inline void *
597 bfa_uf_get_frmbuf(struct bfa_uf_s *uf)
598 {
599 	return uf->data_ptr;
600 }
601 
602 static inline   u16
603 bfa_uf_get_frmlen(struct bfa_uf_s *uf)
604 {
605 	return uf->data_len;
606 }
607 
608 /*
609  * bfa uf API functions
610  */
611 void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv,
612 			  void *cbarg);
613 void bfa_uf_free(struct bfa_uf_s *uf);
614 
615 /*
616  * bfa lport service api
617  */
618 
619 u32 bfa_lps_get_max_vport(struct bfa_s *bfa);
620 struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
621 void bfa_lps_delete(struct bfa_lps_s *lps);
622 void bfa_lps_discard(struct bfa_lps_s *lps);
623 void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa,
624 		   u16 pdusz, wwn_t pwwn, wwn_t nwwn,
625 		   bfa_boolean_t auth_en);
626 void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz,
627 		   wwn_t pwwn, wwn_t nwwn);
628 void bfa_lps_flogo(struct bfa_lps_s *lps);
629 void bfa_lps_fdisclogo(struct bfa_lps_s *lps);
630 u8 bfa_lps_get_tag(struct bfa_lps_s *lps);
631 bfa_boolean_t bfa_lps_is_npiv_en(struct bfa_lps_s *lps);
632 bfa_boolean_t bfa_lps_is_fport(struct bfa_lps_s *lps);
633 bfa_boolean_t bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps);
634 bfa_boolean_t bfa_lps_is_authreq(struct bfa_lps_s *lps);
635 bfa_eproto_status_t bfa_lps_get_extstatus(struct bfa_lps_s *lps);
636 u32 bfa_lps_get_pid(struct bfa_lps_s *lps);
637 u32 bfa_lps_get_base_pid(struct bfa_s *bfa);
638 u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid);
639 u16 bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps);
640 wwn_t bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps);
641 wwn_t bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps);
642 u8 bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps);
643 u8 bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps);
644 mac_t bfa_lps_get_lp_mac(struct bfa_lps_s *lps);
645 void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status);
646 void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status);
647 void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg);
648 void bfa_cb_lps_cvl_event(void *bfad, void *uarg);
649 
650 void bfa_trunk_enable_cfg(struct bfa_s *bfa);
651 bfa_status_t bfa_trunk_enable(struct bfa_s *bfa);
652 bfa_status_t bfa_trunk_disable(struct bfa_s *bfa);
653 bfa_status_t bfa_trunk_get_attr(struct bfa_s *bfa,
654 		struct bfa_trunk_attr_s *attr);
655 
656 #endif /* __BFA_SVC_H__ */
657