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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#define BFA_SGPG_MAX (8192)
30
31/*
32 * Alignment macro for SG page allocation
33 */
34#define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \
35 & ~(sizeof(struct bfi_sgpg_s) - 1))
36
37struct bfa_sgpg_wqe_s {
38 struct list_head qe; /* queue sg page element */
39 int nsgpg; /* pages to be allocated */
40 int nsgpg_total; /* total pages required */
41 void (*cbfn) (void *cbarg); /* callback function */
42 void *cbarg; /* callback arg */
43 struct list_head sgpg_q; /* queue of alloced sgpgs */
44};
45
46struct bfa_sgpg_s {
47 struct list_head qe; /* queue sg page element */
48 struct bfi_sgpg_s *sgpg; /* va of SG page */
49 union bfi_addr_u sgpg_pa; /* pa of SG page */
50};
51
52/*
53 * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of
54 * SG pages required.
55 */
56#define BFA_SGPG_NPAGE(_nsges) (((_nsges) / BFI_SGPG_DATA_SGES) + 1)
57
58/* Max SGPG dma segs required */
59#define BFA_SGPG_DMA_SEGS \
60 BFI_MEM_DMA_NSEGS(BFA_SGPG_MAX, (uint32_t)sizeof(struct bfi_sgpg_s))
61
62struct bfa_sgpg_mod_s {
63 struct bfa_s *bfa;
64 int num_sgpgs; /* number of SG pages */
65 int free_sgpgs; /* number of free SG pages */
66 struct list_head sgpg_q; /* queue of free SG pages */
67 struct list_head sgpg_wait_q; /* wait queue for SG pages */
68 struct bfa_mem_dma_s dma_seg[BFA_SGPG_DMA_SEGS];
69 struct bfa_mem_kva_s kva_seg;
70};
71#define BFA_SGPG_MOD(__bfa) (&(__bfa)->modules.sgpg_mod)
72#define BFA_MEM_SGPG_KVA(__bfa) (&(BFA_SGPG_MOD(__bfa)->kva_seg))
73
74bfa_status_t bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q,
75 int nsgpgs);
76void bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs);
77void bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe,
78 void (*cbfn) (void *cbarg), void *cbarg);
79void bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpgs);
80void bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe);
81
82
83/*
84 * FCXP related defines
85 */
86#define BFA_FCXP_MIN (1)
87#define BFA_FCXP_MAX (256)
88#define BFA_FCXP_MAX_IBUF_SZ (2 * 1024 + 256)
89#define BFA_FCXP_MAX_LBUF_SZ (4 * 1024 + 256)
90
91/* Max FCXP dma segs required */
92#define BFA_FCXP_DMA_SEGS \
93 BFI_MEM_DMA_NSEGS(BFA_FCXP_MAX, \
94 (u32)BFA_FCXP_MAX_IBUF_SZ + BFA_FCXP_MAX_LBUF_SZ)
95
96struct bfa_fcxp_mod_s {
97 struct bfa_s *bfa; /* backpointer to BFA */
98 struct bfa_fcxp_s *fcxp_list; /* array of FCXPs */
99 u16 num_fcxps; /* max num FCXP requests */
100 struct list_head fcxp_free_q; /* free FCXPs */
101 struct list_head fcxp_active_q; /* active FCXPs */
102 struct list_head wait_q; /* wait queue for free fcxp */
103 struct list_head fcxp_unused_q; /* unused fcxps */
104 u32 req_pld_sz;
105 u32 rsp_pld_sz;
106 struct bfa_mem_dma_s dma_seg[BFA_FCXP_DMA_SEGS];
107 struct bfa_mem_kva_s kva_seg;
108};
109
110#define BFA_FCXP_MOD(__bfa) (&(__bfa)->modules.fcxp_mod)
111#define BFA_FCXP_FROM_TAG(__mod, __tag) (&(__mod)->fcxp_list[__tag])
112#define BFA_MEM_FCXP_KVA(__bfa) (&(BFA_FCXP_MOD(__bfa)->kva_seg))
113
114typedef void (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp,
115 void *cb_arg, bfa_status_t req_status,
116 u32 rsp_len, u32 resid_len,
117 struct fchs_s *rsp_fchs);
118
119typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid);
120typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid);
121typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp,
122 void *cbarg, enum bfa_status req_status,
123 u32 rsp_len, u32 resid_len,
124 struct fchs_s *rsp_fchs);
125typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp);
126
127
128
129/*
130 * Information needed for a FCXP request
131 */
132struct bfa_fcxp_req_info_s {
133 struct bfa_rport_s *bfa_rport;
134 /* Pointer to the bfa rport that was
135 * returned from bfa_rport_create().
136 * This could be left NULL for WKA or
137 * for FCXP interactions before the
138 * rport nexus is established
139 */
140 struct fchs_s fchs; /* request FC header structure */
141 u8 cts; /* continuous sequence */
142 u8 class; /* FC class for the request/response */
143 u16 max_frmsz; /* max send frame size */
144 u16 vf_id; /* vsan tag if applicable */
145 u8 lp_tag; /* lport tag */
146 u32 req_tot_len; /* request payload total length */
147};
148
149struct bfa_fcxp_rsp_info_s {
150 struct fchs_s rsp_fchs;
151 /* Response frame's FC header will
152 * be sent back in this field */
153 u8 rsp_timeout;
154 /* timeout in seconds, 0-no response */
155 u8 rsvd2[3];
156 u32 rsp_maxlen; /* max response length expected */
157};
158
159struct bfa_fcxp_s {
160 struct list_head qe; /* fcxp queue element */
161 bfa_sm_t sm; /* state machine */
162 void *caller; /* driver or fcs */
163 struct bfa_fcxp_mod_s *fcxp_mod;
164 /* back pointer to fcxp mod */
165 u16 fcxp_tag; /* internal tag */
166 struct bfa_fcxp_req_info_s req_info;
167 /* request info */
168 struct bfa_fcxp_rsp_info_s rsp_info;
169 /* response info */
170 u8 use_ireqbuf; /* use internal req buf */
171 u8 use_irspbuf; /* use internal rsp buf */
172 u32 nreq_sgles; /* num request SGLEs */
173 u32 nrsp_sgles; /* num response SGLEs */
174 struct list_head req_sgpg_q; /* SG pages for request buf */
175 struct list_head req_sgpg_wqe; /* wait queue for req SG page */
176 struct list_head rsp_sgpg_q; /* SG pages for response buf */
177 struct list_head rsp_sgpg_wqe; /* wait queue for rsp SG page */
178
179 bfa_fcxp_get_sgaddr_t req_sga_cbfn;
180 /* SG elem addr user function */
181 bfa_fcxp_get_sglen_t req_sglen_cbfn;
182 /* SG elem len user function */
183 bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
184 /* SG elem addr user function */
185 bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
186 /* SG elem len user function */
187 bfa_cb_fcxp_send_t send_cbfn; /* send completion callback */
188 void *send_cbarg; /* callback arg */
189 struct bfa_sge_s req_sge[BFA_FCXP_MAX_SGES];
190 /* req SG elems */
191 struct bfa_sge_s rsp_sge[BFA_FCXP_MAX_SGES];
192 /* rsp SG elems */
193 u8 rsp_status; /* comp: rsp status */
194 u32 rsp_len; /* comp: actual response len */
195 u32 residue_len; /* comp: residual rsp length */
196 struct fchs_s rsp_fchs; /* comp: response fchs */
197 struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */
198 struct bfa_reqq_wait_s reqq_wqe;
199 bfa_boolean_t reqq_waiting;
200};
201
202struct bfa_fcxp_wqe_s {
203 struct list_head qe;
204 bfa_fcxp_alloc_cbfn_t alloc_cbfn;
205 void *alloc_cbarg;
206 void *caller;
207 struct bfa_s *bfa;
208 int nreq_sgles;
209 int nrsp_sgles;
210 bfa_fcxp_get_sgaddr_t req_sga_cbfn;
211 bfa_fcxp_get_sglen_t req_sglen_cbfn;
212 bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
213 bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
214};
215
216#define BFA_FCXP_REQ_PLD(_fcxp) (bfa_fcxp_get_reqbuf(_fcxp))
217#define BFA_FCXP_RSP_FCHS(_fcxp) (&((_fcxp)->rsp_info.fchs))
218#define BFA_FCXP_RSP_PLD(_fcxp) (bfa_fcxp_get_rspbuf(_fcxp))
219
220#define BFA_FCXP_REQ_PLD_PA(_fcxp) \
221 bfa_mem_get_dmabuf_pa((_fcxp)->fcxp_mod, (_fcxp)->fcxp_tag, \
222 (_fcxp)->fcxp_mod->req_pld_sz + (_fcxp)->fcxp_mod->rsp_pld_sz)
223
224/* fcxp_buf = req_buf + rsp_buf :- add req_buf_sz to get to rsp_buf */
225#define BFA_FCXP_RSP_PLD_PA(_fcxp) \
226 (bfa_mem_get_dmabuf_pa((_fcxp)->fcxp_mod, (_fcxp)->fcxp_tag, \
227 (_fcxp)->fcxp_mod->req_pld_sz + (_fcxp)->fcxp_mod->rsp_pld_sz) + \
228 (_fcxp)->fcxp_mod->req_pld_sz)
229
230void bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
231
232
233/*
234 * RPORT related defines
235 */
236enum bfa_rport_event {
237 BFA_RPORT_SM_CREATE = 1, /* rport create event */
238 BFA_RPORT_SM_DELETE = 2, /* deleting an existing rport */
239 BFA_RPORT_SM_ONLINE = 3, /* rport is online */
240 BFA_RPORT_SM_OFFLINE = 4, /* rport is offline */
241 BFA_RPORT_SM_FWRSP = 5, /* firmware response */
242 BFA_RPORT_SM_HWFAIL = 6, /* IOC h/w failure */
243 BFA_RPORT_SM_QOS_SCN = 7, /* QoS SCN from firmware */
244 BFA_RPORT_SM_SET_SPEED = 8, /* Set Rport Speed */
245 BFA_RPORT_SM_QRESUME = 9, /* space in requeue queue */
246};
247
248#define BFA_RPORT_MIN 4
249
250struct bfa_rport_mod_s {
251 struct bfa_rport_s *rps_list; /* list of rports */
252 struct list_head rp_free_q; /* free bfa_rports */
253 struct list_head rp_active_q; /* free bfa_rports */
254 struct list_head rp_unused_q; /* unused bfa rports */
255 u16 num_rports; /* number of rports */
256 struct bfa_mem_kva_s kva_seg;
257};
258
259#define BFA_RPORT_MOD(__bfa) (&(__bfa)->modules.rport_mod)
260#define BFA_MEM_RPORT_KVA(__bfa) (&(BFA_RPORT_MOD(__bfa)->kva_seg))
261
262/*
263 * Convert rport tag to RPORT
264 */
265#define BFA_RPORT_FROM_TAG(__bfa, _tag) \
266 (BFA_RPORT_MOD(__bfa)->rps_list + \
267 ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1)))
268
269/*
270 * protected functions
271 */
272void bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
273void bfa_rport_res_recfg(struct bfa_s *bfa, u16 num_rport_fw);
274
275/*
276 * BFA rport information.
277 */
278struct bfa_rport_info_s {
279 u16 max_frmsz; /* max rcv pdu size */
280 u32 pid:24, /* remote port ID */
281 lp_tag:8; /* tag */
282 u32 local_pid:24, /* local port ID */
283 cisc:8; /* CIRO supported */
284 u8 fc_class; /* supported FC classes. enum fc_cos */
285 u8 vf_en; /* virtual fabric enable */
286 u16 vf_id; /* virtual fabric ID */
287 enum bfa_port_speed speed; /* Rport's current speed */
288};
289
290/*
291 * BFA rport data structure
292 */
293struct bfa_rport_s {
294 struct list_head qe; /* queue element */
295 bfa_sm_t sm; /* state machine */
296 struct bfa_s *bfa; /* backpointer to BFA */
297 void *rport_drv; /* fcs/driver rport object */
298 u16 fw_handle; /* firmware rport handle */
299 u16 rport_tag; /* BFA rport tag */
300 u8 lun_mask; /* LUN mask flag */
301 struct bfa_rport_info_s rport_info; /* rport info from fcs/driver */
302 struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
303 struct bfa_cb_qe_s hcb_qe; /* BFA callback qelem */
304 struct bfa_rport_hal_stats_s stats; /* BFA rport statistics */
305 struct bfa_rport_qos_attr_s qos_attr;
306 union a {
307 bfa_status_t status; /* f/w status */
308 void *fw_msg; /* QoS scn event */
309 } event_arg;
310};
311#define BFA_RPORT_FC_COS(_rport) ((_rport)->rport_info.fc_class)
312
313
314/*
315 * UF - unsolicited receive related defines
316 */
317
318#define BFA_UF_MIN (4)
319#define BFA_UF_MAX (256)
320
321struct bfa_uf_s {
322 struct list_head qe; /* queue element */
323 struct bfa_s *bfa; /* bfa instance */
324 u16 uf_tag; /* identifying tag fw msgs */
325 u16 vf_id;
326 u16 src_rport_handle;
327 u16 rsvd;
328 u8 *data_ptr;
329 u16 data_len; /* actual receive length */
330 u16 pb_len; /* posted buffer length */
331 void *buf_kva; /* buffer virtual address */
332 u64 buf_pa; /* buffer physical address */
333 struct bfa_cb_qe_s hcb_qe; /* comp: BFA comp qelem */
334 struct bfa_sge_s sges[BFI_SGE_INLINE_MAX];
335};
336
337/*
338 * Callback prototype for unsolicited frame receive handler.
339 *
340 * @param[in] cbarg callback arg for receive handler
341 * @param[in] uf unsolicited frame descriptor
342 *
343 * @return None
344 */
345typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf);
346
347#define BFA_UF_BUFSZ (2 * 1024 + 256)
348
349struct bfa_uf_buf_s {
350 u8 d[BFA_UF_BUFSZ];
351};
352
353#define BFA_PER_UF_DMA_SZ \
354 (u32)BFA_ROUNDUP(sizeof(struct bfa_uf_buf_s), BFA_DMA_ALIGN_SZ)
355
356/* Max UF dma segs required */
357#define BFA_UF_DMA_SEGS BFI_MEM_DMA_NSEGS(BFA_UF_MAX, BFA_PER_UF_DMA_SZ)
358
359struct bfa_uf_mod_s {
360 struct bfa_s *bfa; /* back pointer to BFA */
361 struct bfa_uf_s *uf_list; /* array of UFs */
362 u16 num_ufs; /* num unsolicited rx frames */
363 struct list_head uf_free_q; /* free UFs */
364 struct list_head uf_posted_q; /* UFs posted to IOC */
365 struct list_head uf_unused_q; /* unused UF's */
366 struct bfi_uf_buf_post_s *uf_buf_posts;
367 /* pre-built UF post msgs */
368 bfa_cb_uf_recv_t ufrecv; /* uf recv handler function */
369 void *cbarg; /* uf receive handler arg */
370 struct bfa_mem_dma_s dma_seg[BFA_UF_DMA_SEGS];
371 struct bfa_mem_kva_s kva_seg;
372};
373
374#define BFA_UF_MOD(__bfa) (&(__bfa)->modules.uf_mod)
375#define BFA_MEM_UF_KVA(__bfa) (&(BFA_UF_MOD(__bfa)->kva_seg))
376
377#define ufm_pbs_pa(_ufmod, _uftag) \
378 bfa_mem_get_dmabuf_pa(_ufmod, _uftag, BFA_PER_UF_DMA_SZ)
379
380void bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
381void bfa_uf_res_recfg(struct bfa_s *bfa, u16 num_uf_fw);
382
383/*
384 * LPS - bfa lport login/logout service interface
385 */
386struct bfa_lps_s {
387 struct list_head qe; /* queue element */
388 struct bfa_s *bfa; /* parent bfa instance */
389 bfa_sm_t sm; /* finite state machine */
390 u8 bfa_tag; /* lport tag */
391 u8 fw_tag; /* lport fw tag */
392 u8 reqq; /* lport request queue */
393 u8 alpa; /* ALPA for loop topologies */
394 u32 lp_pid; /* lport port ID */
395 bfa_boolean_t fdisc; /* snd FDISC instead of FLOGI */
396 bfa_boolean_t auth_en; /* enable authentication */
397 bfa_boolean_t auth_req; /* authentication required */
398 bfa_boolean_t npiv_en; /* NPIV is allowed by peer */
399 bfa_boolean_t fport; /* attached peer is F_PORT */
400 bfa_boolean_t brcd_switch; /* attached peer is brcd sw */
401 bfa_status_t status; /* login status */
402 u16 pdusz; /* max receive PDU size */
403 u16 pr_bbcred; /* BB_CREDIT from peer */
404 u8 pr_bbscn; /* BB_SCN from peer */
405 u8 bb_scn; /* local BB_SCN */
406 u8 lsrjt_rsn; /* LSRJT reason */
407 u8 lsrjt_expl; /* LSRJT explanation */
408 u8 lun_mask; /* LUN mask flag */
409 wwn_t pwwn; /* port wwn of lport */
410 wwn_t nwwn; /* node wwn of lport */
411 wwn_t pr_pwwn; /* port wwn of lport peer */
412 wwn_t pr_nwwn; /* node wwn of lport peer */
413 mac_t lp_mac; /* fpma/spma MAC for lport */
414 mac_t fcf_mac; /* FCF MAC of lport */
415 struct bfa_reqq_wait_s wqe; /* request wait queue element */
416 void *uarg; /* user callback arg */
417 struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */
418 struct bfi_lps_login_rsp_s *loginrsp;
419 bfa_eproto_status_t ext_status;
420};
421
422struct bfa_lps_mod_s {
423 struct list_head lps_free_q;
424 struct list_head lps_active_q;
425 struct list_head lps_login_q;
426 struct bfa_lps_s *lps_arr;
427 int num_lps;
428 struct bfa_mem_kva_s kva_seg;
429};
430
431#define BFA_LPS_MOD(__bfa) (&(__bfa)->modules.lps_mod)
432#define BFA_LPS_FROM_TAG(__mod, __tag) (&(__mod)->lps_arr[__tag])
433#define BFA_MEM_LPS_KVA(__bfa) (&(BFA_LPS_MOD(__bfa)->kva_seg))
434
435/*
436 * external functions
437 */
438void bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
439
440
441/*
442 * FCPORT related defines
443 */
444
445#define BFA_FCPORT(_bfa) (&((_bfa)->modules.port))
446
447/*
448 * Link notification data structure
449 */
450struct bfa_fcport_ln_s {
451 struct bfa_fcport_s *fcport;
452 bfa_sm_t sm;
453 struct bfa_cb_qe_s ln_qe; /* BFA callback queue elem for ln */
454 enum bfa_port_linkstate ln_event; /* ln event for callback */
455};
456
457struct bfa_fcport_trunk_s {
458 struct bfa_trunk_attr_s attr;
459};
460
461/*
462 * BFA FC port data structure
463 */
464struct bfa_fcport_s {
465 struct bfa_s *bfa; /* parent BFA instance */
466 bfa_sm_t sm; /* port state machine */
467 wwn_t nwwn; /* node wwn of physical port */
468 wwn_t pwwn; /* port wwn of physical oprt */
469 enum bfa_port_speed speed_sup;
470 /* supported speeds */
471 enum bfa_port_speed speed; /* current speed */
472 enum bfa_port_topology topology; /* current topology */
473 u8 myalpa; /* my ALPA in LOOP topology */
474 u8 rsvd[3];
475 struct bfa_port_cfg_s cfg; /* current port configuration */
476 bfa_boolean_t use_flash_cfg; /* get port cfg from flash */
477 struct bfa_qos_attr_s qos_attr; /* QoS Attributes */
478 struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */
479 struct bfa_reqq_wait_s reqq_wait;
480 /* to wait for room in reqq */
481 struct bfa_reqq_wait_s svcreq_wait;
482 /* to wait for room in reqq */
483 struct bfa_reqq_wait_s stats_reqq_wait;
484 /* to wait for room in reqq (stats) */
485 void *event_cbarg;
486 void (*event_cbfn) (void *cbarg,
487 enum bfa_port_linkstate event);
488 union {
489 union bfi_fcport_i2h_msg_u i2hmsg;
490 } event_arg;
491 void *bfad; /* BFA driver handle */
492 struct bfa_fcport_ln_s ln; /* Link Notification */
493 struct bfa_cb_qe_s hcb_qe; /* BFA callback queue elem */
494 struct bfa_timer_s timer; /* timer */
495 u32 msgtag; /* fimrware msg tag for reply */
496 u8 *stats_kva;
497 u64 stats_pa;
498 union bfa_fcport_stats_u *stats;
499 bfa_status_t stats_status; /* stats/statsclr status */
500 struct list_head stats_pending_q;
501 struct list_head statsclr_pending_q;
502 bfa_boolean_t stats_qfull;
503 u32 stats_reset_time; /* stats reset time stamp */
504 bfa_boolean_t diag_busy; /* diag busy status */
505 bfa_boolean_t beacon; /* port beacon status */
506 bfa_boolean_t link_e2e_beacon; /* link beacon status */
507 bfa_boolean_t bbsc_op_state; /* Cred recov Oper State */
508 struct bfa_fcport_trunk_s trunk;
509 u16 fcoe_vlan;
510 struct bfa_mem_dma_s fcport_dma;
511};
512
513#define BFA_FCPORT_MOD(__bfa) (&(__bfa)->modules.fcport)
514#define BFA_MEM_FCPORT_DMA(__bfa) (&(BFA_FCPORT_MOD(__bfa)->fcport_dma))
515
516/*
517 * protected functions
518 */
519void bfa_fcport_init(struct bfa_s *bfa);
520void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
521
522/*
523 * bfa fcport API functions
524 */
525bfa_status_t bfa_fcport_enable(struct bfa_s *bfa);
526bfa_status_t bfa_fcport_disable(struct bfa_s *bfa);
527bfa_status_t bfa_fcport_cfg_speed(struct bfa_s *bfa,
528 enum bfa_port_speed speed);
529enum bfa_port_speed bfa_fcport_get_speed(struct bfa_s *bfa);
530bfa_status_t bfa_fcport_cfg_topology(struct bfa_s *bfa,
531 enum bfa_port_topology topo);
532enum bfa_port_topology bfa_fcport_get_topology(struct bfa_s *bfa);
533bfa_status_t bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa);
534bfa_boolean_t bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa);
535u8 bfa_fcport_get_myalpa(struct bfa_s *bfa);
536bfa_status_t bfa_fcport_clr_hardalpa(struct bfa_s *bfa);
537bfa_status_t bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize);
538u16 bfa_fcport_get_maxfrsize(struct bfa_s *bfa);
539u8 bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa);
540void bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr);
541wwn_t bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node);
542void bfa_fcport_event_register(struct bfa_s *bfa,
543 void (*event_cbfn) (void *cbarg,
544 enum bfa_port_linkstate event), void *event_cbarg);
545bfa_boolean_t bfa_fcport_is_disabled(struct bfa_s *bfa);
546enum bfa_port_speed bfa_fcport_get_ratelim_speed(struct bfa_s *bfa);
547
548void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit, u8 bb_scn);
549bfa_boolean_t bfa_fcport_is_ratelim(struct bfa_s *bfa);
550void bfa_fcport_beacon(void *dev, bfa_boolean_t beacon,
551 bfa_boolean_t link_e2e_beacon);
552bfa_boolean_t bfa_fcport_is_linkup(struct bfa_s *bfa);
553bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa,
554 struct bfa_cb_pending_q_s *cb);
555bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa,
556 struct bfa_cb_pending_q_s *cb);
557bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa);
558bfa_boolean_t bfa_fcport_is_trunk_enabled(struct bfa_s *bfa);
559bfa_status_t bfa_fcport_is_pbcdisabled(struct bfa_s *bfa);
560void bfa_fcport_cfg_faa(struct bfa_s *bfa, u8 state);
561
562/*
563 * bfa rport API functions
564 */
565struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv);
566void bfa_rport_online(struct bfa_rport_s *rport,
567 struct bfa_rport_info_s *rport_info);
568void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed);
569void bfa_cb_rport_online(void *rport);
570void bfa_cb_rport_offline(void *rport);
571void bfa_cb_rport_qos_scn_flowid(void *rport,
572 struct bfa_rport_qos_attr_s old_qos_attr,
573 struct bfa_rport_qos_attr_s new_qos_attr);
574void bfa_cb_rport_qos_scn_prio(void *rport,
575 struct bfa_rport_qos_attr_s old_qos_attr,
576 struct bfa_rport_qos_attr_s new_qos_attr);
577
578/*
579 * Rport LUN masking related
580 */
581#define BFA_RPORT_TAG_INVALID 0xffff
582#define BFA_LP_TAG_INVALID 0xff
583void bfa_rport_set_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp);
584void bfa_rport_unset_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp);
585bfa_boolean_t bfa_rport_lunmask_active(struct bfa_rport_s *rp);
586wwn_t bfa_rport_get_pwwn(struct bfa_s *bfa, struct bfa_rport_s *rp);
587struct bfa_rport_s *bfa_rport_get_by_wwn(struct bfa_s *bfa, u16 vf_id,
588 wwn_t *lpwwn, wwn_t rpwwn);
589void *bfa_cb_get_rp_by_wwn(void *arg, u16 vf_id, wwn_t *lpwwn, wwn_t rpwwn);
590
591/*
592 * bfa fcxp API functions
593 */
594struct bfa_fcxp_s *bfa_fcxp_alloc(void *bfad_fcxp, struct bfa_s *bfa,
595 int nreq_sgles, int nrsp_sgles,
596 bfa_fcxp_get_sgaddr_t get_req_sga,
597 bfa_fcxp_get_sglen_t get_req_sglen,
598 bfa_fcxp_get_sgaddr_t get_rsp_sga,
599 bfa_fcxp_get_sglen_t get_rsp_sglen);
600void bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
601 bfa_fcxp_alloc_cbfn_t alloc_cbfn,
602 void *cbarg, void *bfad_fcxp,
603 int nreq_sgles, int nrsp_sgles,
604 bfa_fcxp_get_sgaddr_t get_req_sga,
605 bfa_fcxp_get_sglen_t get_req_sglen,
606 bfa_fcxp_get_sgaddr_t get_rsp_sga,
607 bfa_fcxp_get_sglen_t get_rsp_sglen);
608void bfa_fcxp_walloc_cancel(struct bfa_s *bfa,
609 struct bfa_fcxp_wqe_s *wqe);
610void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp);
611
612void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp);
613void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp);
614
615void bfa_fcxp_free(struct bfa_fcxp_s *fcxp);
616
617void bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
618 u16 vf_id, u8 lp_tag,
619 bfa_boolean_t cts, enum fc_cos cos,
620 u32 reqlen, struct fchs_s *fchs,
621 bfa_cb_fcxp_send_t cbfn,
622 void *cbarg,
623 u32 rsp_maxlen, u8 rsp_timeout);
624bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp);
625u32 bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp);
626u32 bfa_fcxp_get_maxrsp(struct bfa_s *bfa);
627void bfa_fcxp_res_recfg(struct bfa_s *bfa, u16 num_fcxp_fw);
628
629static inline void *
630bfa_uf_get_frmbuf(struct bfa_uf_s *uf)
631{
632 return uf->data_ptr;
633}
634
635static inline u16
636bfa_uf_get_frmlen(struct bfa_uf_s *uf)
637{
638 return uf->data_len;
639}
640
641/*
642 * bfa uf API functions
643 */
644void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv,
645 void *cbarg);
646void bfa_uf_free(struct bfa_uf_s *uf);
647
648/*
649 * bfa lport service api
650 */
651
652u32 bfa_lps_get_max_vport(struct bfa_s *bfa);
653struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
654void bfa_lps_delete(struct bfa_lps_s *lps);
655void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa,
656 u16 pdusz, wwn_t pwwn, wwn_t nwwn,
657 bfa_boolean_t auth_en, u8 bb_scn);
658void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz,
659 wwn_t pwwn, wwn_t nwwn);
660void bfa_lps_fdisclogo(struct bfa_lps_s *lps);
661void bfa_lps_set_n2n_pid(struct bfa_lps_s *lps, u32 n2n_pid);
662u8 bfa_lps_get_fwtag(struct bfa_s *bfa, u8 lp_tag);
663u32 bfa_lps_get_base_pid(struct bfa_s *bfa);
664u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid);
665void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status);
666void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status);
667void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg);
668void bfa_cb_lps_cvl_event(void *bfad, void *uarg);
669
670/* FAA specific APIs */
671bfa_status_t bfa_faa_enable(struct bfa_s *bfa,
672 bfa_cb_iocfc_t cbfn, void *cbarg);
673bfa_status_t bfa_faa_disable(struct bfa_s *bfa,
674 bfa_cb_iocfc_t cbfn, void *cbarg);
675bfa_status_t bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr,
676 bfa_cb_iocfc_t cbfn, void *cbarg);
677
678/*
679 * FC DIAG data structure
680 */
681struct bfa_fcdiag_qtest_s {
682 struct bfa_diag_qtest_result_s *result;
683 bfa_cb_diag_t cbfn;
684 void *cbarg;
685 struct bfa_timer_s timer;
686 u32 status;
687 u32 count;
688 u8 lock;
689 u8 queue;
690 u8 all;
691 u8 timer_active;
692};
693
694struct bfa_fcdiag_lb_s {
695 bfa_cb_diag_t cbfn;
696 void *cbarg;
697 void *result;
698 bfa_boolean_t lock;
699 u32 status;
700};
701
702struct bfa_fcdiag_s {
703 struct bfa_s *bfa; /* Back pointer to BFA */
704 struct bfa_trc_mod_s *trcmod;
705 struct bfa_fcdiag_lb_s lb;
706 struct bfa_fcdiag_qtest_s qtest;
707};
708
709#define BFA_FCDIAG_MOD(__bfa) (&(__bfa)->modules.fcdiag)
710
711void bfa_fcdiag_intr(struct bfa_s *bfa, struct bfi_msg_s *msg);
712
713bfa_status_t bfa_fcdiag_loopback(struct bfa_s *bfa,
714 enum bfa_port_opmode opmode,
715 enum bfa_port_speed speed, u32 lpcnt, u32 pat,
716 struct bfa_diag_loopback_result_s *result,
717 bfa_cb_diag_t cbfn, void *cbarg);
718bfa_status_t bfa_fcdiag_queuetest(struct bfa_s *bfa, u32 ignore,
719 u32 queue, struct bfa_diag_qtest_result_s *result,
720 bfa_cb_diag_t cbfn, void *cbarg);
721bfa_status_t bfa_fcdiag_lb_is_running(struct bfa_s *bfa);
722
723#endif /* __BFA_SVC_H__ */
1/*
2 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
3 * Copyright (c) 2014- QLogic Corporation.
4 * All rights reserved
5 * www.qlogic.com
6 *
7 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
8 *
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License (GPL) Version 2 as
11 * published by the Free Software Foundation
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 */
18
19#ifndef __BFA_SVC_H__
20#define __BFA_SVC_H__
21
22#include "bfa_cs.h"
23#include "bfi_ms.h"
24
25
26/*
27 * Scatter-gather DMA related defines
28 */
29#define BFA_SGPG_MIN (16)
30#define BFA_SGPG_MAX (8192)
31
32/*
33 * Alignment macro for SG page allocation
34 */
35#define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \
36 & ~(sizeof(struct bfi_sgpg_s) - 1))
37
38struct bfa_sgpg_wqe_s {
39 struct list_head qe; /* queue sg page element */
40 int nsgpg; /* pages to be allocated */
41 int nsgpg_total; /* total pages required */
42 void (*cbfn) (void *cbarg); /* callback function */
43 void *cbarg; /* callback arg */
44 struct list_head sgpg_q; /* queue of alloced sgpgs */
45};
46
47struct bfa_sgpg_s {
48 struct list_head qe; /* queue sg page element */
49 struct bfi_sgpg_s *sgpg; /* va of SG page */
50 union bfi_addr_u sgpg_pa; /* pa of SG page */
51};
52
53/*
54 * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of
55 * SG pages required.
56 */
57#define BFA_SGPG_NPAGE(_nsges) (((_nsges) / BFI_SGPG_DATA_SGES) + 1)
58
59/* Max SGPG dma segs required */
60#define BFA_SGPG_DMA_SEGS \
61 BFI_MEM_DMA_NSEGS(BFA_SGPG_MAX, (uint32_t)sizeof(struct bfi_sgpg_s))
62
63struct bfa_sgpg_mod_s {
64 struct bfa_s *bfa;
65 int num_sgpgs; /* number of SG pages */
66 int free_sgpgs; /* number of free SG pages */
67 struct list_head sgpg_q; /* queue of free SG pages */
68 struct list_head sgpg_wait_q; /* wait queue for SG pages */
69 struct bfa_mem_dma_s dma_seg[BFA_SGPG_DMA_SEGS];
70 struct bfa_mem_kva_s kva_seg;
71};
72#define BFA_SGPG_MOD(__bfa) (&(__bfa)->modules.sgpg_mod)
73#define BFA_MEM_SGPG_KVA(__bfa) (&(BFA_SGPG_MOD(__bfa)->kva_seg))
74
75bfa_status_t bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q,
76 int nsgpgs);
77void bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs);
78void bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe,
79 void (*cbfn) (void *cbarg), void *cbarg);
80void bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpgs);
81void bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe);
82
83
84/*
85 * FCXP related defines
86 */
87#define BFA_FCXP_MIN (1)
88#define BFA_FCXP_MAX (256)
89#define BFA_FCXP_MAX_IBUF_SZ (2 * 1024 + 256)
90#define BFA_FCXP_MAX_LBUF_SZ (4 * 1024 + 256)
91
92/* Max FCXP dma segs required */
93#define BFA_FCXP_DMA_SEGS \
94 BFI_MEM_DMA_NSEGS(BFA_FCXP_MAX, \
95 (u32)BFA_FCXP_MAX_IBUF_SZ + BFA_FCXP_MAX_LBUF_SZ)
96
97struct bfa_fcxp_mod_s {
98 struct bfa_s *bfa; /* backpointer to BFA */
99 struct bfa_fcxp_s *fcxp_list; /* array of FCXPs */
100 u16 num_fcxps; /* max num FCXP requests */
101 struct list_head fcxp_req_free_q; /* free FCXPs used for sending req */
102 struct list_head fcxp_rsp_free_q; /* free FCXPs used for sending req */
103 struct list_head fcxp_active_q; /* active FCXPs */
104 struct list_head req_wait_q; /* wait queue for free req_fcxp */
105 struct list_head rsp_wait_q; /* wait queue for free rsp_fcxp */
106 struct list_head fcxp_req_unused_q; /* unused req_fcxps */
107 struct list_head fcxp_rsp_unused_q; /* unused rsp_fcxps */
108 u32 req_pld_sz;
109 u32 rsp_pld_sz;
110 struct bfa_mem_dma_s dma_seg[BFA_FCXP_DMA_SEGS];
111 struct bfa_mem_kva_s kva_seg;
112};
113
114#define BFA_FCXP_MOD(__bfa) (&(__bfa)->modules.fcxp_mod)
115#define BFA_FCXP_FROM_TAG(__mod, __tag) (&(__mod)->fcxp_list[__tag])
116#define BFA_MEM_FCXP_KVA(__bfa) (&(BFA_FCXP_MOD(__bfa)->kva_seg))
117
118typedef void (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp,
119 void *cb_arg, bfa_status_t req_status,
120 u32 rsp_len, u32 resid_len,
121 struct fchs_s *rsp_fchs);
122
123typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid);
124typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid);
125typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp,
126 void *cbarg, enum bfa_status req_status,
127 u32 rsp_len, u32 resid_len,
128 struct fchs_s *rsp_fchs);
129typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp);
130
131
132
133/*
134 * Information needed for a FCXP request
135 */
136struct bfa_fcxp_req_info_s {
137 struct bfa_rport_s *bfa_rport;
138 /* Pointer to the bfa rport that was
139 * returned from bfa_rport_create().
140 * This could be left NULL for WKA or
141 * for FCXP interactions before the
142 * rport nexus is established
143 */
144 struct fchs_s fchs; /* request FC header structure */
145 u8 cts; /* continuous sequence */
146 u8 class; /* FC class for the request/response */
147 u16 max_frmsz; /* max send frame size */
148 u16 vf_id; /* vsan tag if applicable */
149 u8 lp_tag; /* lport tag */
150 u32 req_tot_len; /* request payload total length */
151};
152
153struct bfa_fcxp_rsp_info_s {
154 struct fchs_s rsp_fchs;
155 /* Response frame's FC header will
156 * be sent back in this field */
157 u8 rsp_timeout;
158 /* timeout in seconds, 0-no response */
159 u8 rsvd2[3];
160 u32 rsp_maxlen; /* max response length expected */
161};
162
163struct bfa_fcxp_s {
164 struct list_head qe; /* fcxp queue element */
165 bfa_sm_t sm; /* state machine */
166 void *caller; /* driver or fcs */
167 struct bfa_fcxp_mod_s *fcxp_mod;
168 /* back pointer to fcxp mod */
169 u16 fcxp_tag; /* internal tag */
170 struct bfa_fcxp_req_info_s req_info;
171 /* request info */
172 struct bfa_fcxp_rsp_info_s rsp_info;
173 /* response info */
174 u8 use_ireqbuf; /* use internal req buf */
175 u8 use_irspbuf; /* use internal rsp buf */
176 u32 nreq_sgles; /* num request SGLEs */
177 u32 nrsp_sgles; /* num response SGLEs */
178 struct list_head req_sgpg_q; /* SG pages for request buf */
179 struct list_head req_sgpg_wqe; /* wait queue for req SG page */
180 struct list_head rsp_sgpg_q; /* SG pages for response buf */
181 struct list_head rsp_sgpg_wqe; /* wait queue for rsp SG page */
182
183 bfa_fcxp_get_sgaddr_t req_sga_cbfn;
184 /* SG elem addr user function */
185 bfa_fcxp_get_sglen_t req_sglen_cbfn;
186 /* SG elem len user function */
187 bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
188 /* SG elem addr user function */
189 bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
190 /* SG elem len user function */
191 bfa_cb_fcxp_send_t send_cbfn; /* send completion callback */
192 void *send_cbarg; /* callback arg */
193 struct bfa_sge_s req_sge[BFA_FCXP_MAX_SGES];
194 /* req SG elems */
195 struct bfa_sge_s rsp_sge[BFA_FCXP_MAX_SGES];
196 /* rsp SG elems */
197 u8 rsp_status; /* comp: rsp status */
198 u32 rsp_len; /* comp: actual response len */
199 u32 residue_len; /* comp: residual rsp length */
200 struct fchs_s rsp_fchs; /* comp: response fchs */
201 struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */
202 struct bfa_reqq_wait_s reqq_wqe;
203 bfa_boolean_t reqq_waiting;
204 bfa_boolean_t req_rsp; /* Used to track req/rsp fcxp */
205};
206
207struct bfa_fcxp_wqe_s {
208 struct list_head qe;
209 bfa_fcxp_alloc_cbfn_t alloc_cbfn;
210 void *alloc_cbarg;
211 void *caller;
212 struct bfa_s *bfa;
213 int nreq_sgles;
214 int nrsp_sgles;
215 bfa_fcxp_get_sgaddr_t req_sga_cbfn;
216 bfa_fcxp_get_sglen_t req_sglen_cbfn;
217 bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
218 bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
219};
220
221#define BFA_FCXP_REQ_PLD(_fcxp) (bfa_fcxp_get_reqbuf(_fcxp))
222#define BFA_FCXP_RSP_FCHS(_fcxp) (&((_fcxp)->rsp_info.fchs))
223#define BFA_FCXP_RSP_PLD(_fcxp) (bfa_fcxp_get_rspbuf(_fcxp))
224
225#define BFA_FCXP_REQ_PLD_PA(_fcxp) \
226 bfa_mem_get_dmabuf_pa((_fcxp)->fcxp_mod, (_fcxp)->fcxp_tag, \
227 (_fcxp)->fcxp_mod->req_pld_sz + (_fcxp)->fcxp_mod->rsp_pld_sz)
228
229/* fcxp_buf = req_buf + rsp_buf :- add req_buf_sz to get to rsp_buf */
230#define BFA_FCXP_RSP_PLD_PA(_fcxp) \
231 (bfa_mem_get_dmabuf_pa((_fcxp)->fcxp_mod, (_fcxp)->fcxp_tag, \
232 (_fcxp)->fcxp_mod->req_pld_sz + (_fcxp)->fcxp_mod->rsp_pld_sz) + \
233 (_fcxp)->fcxp_mod->req_pld_sz)
234
235void bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
236
237
238/*
239 * RPORT related defines
240 */
241enum bfa_rport_event {
242 BFA_RPORT_SM_CREATE = 1, /* rport create event */
243 BFA_RPORT_SM_DELETE = 2, /* deleting an existing rport */
244 BFA_RPORT_SM_ONLINE = 3, /* rport is online */
245 BFA_RPORT_SM_OFFLINE = 4, /* rport is offline */
246 BFA_RPORT_SM_FWRSP = 5, /* firmware response */
247 BFA_RPORT_SM_HWFAIL = 6, /* IOC h/w failure */
248 BFA_RPORT_SM_QOS_SCN = 7, /* QoS SCN from firmware */
249 BFA_RPORT_SM_SET_SPEED = 8, /* Set Rport Speed */
250 BFA_RPORT_SM_QRESUME = 9, /* space in requeue queue */
251};
252
253#define BFA_RPORT_MIN 4
254
255struct bfa_rport_mod_s {
256 struct bfa_rport_s *rps_list; /* list of rports */
257 struct list_head rp_free_q; /* free bfa_rports */
258 struct list_head rp_active_q; /* free bfa_rports */
259 struct list_head rp_unused_q; /* unused bfa rports */
260 u16 num_rports; /* number of rports */
261 struct bfa_mem_kva_s kva_seg;
262};
263
264#define BFA_RPORT_MOD(__bfa) (&(__bfa)->modules.rport_mod)
265#define BFA_MEM_RPORT_KVA(__bfa) (&(BFA_RPORT_MOD(__bfa)->kva_seg))
266
267/*
268 * Convert rport tag to RPORT
269 */
270#define BFA_RPORT_FROM_TAG(__bfa, _tag) \
271 (BFA_RPORT_MOD(__bfa)->rps_list + \
272 ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1)))
273
274/*
275 * protected functions
276 */
277void bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
278void bfa_rport_res_recfg(struct bfa_s *bfa, u16 num_rport_fw);
279
280/*
281 * BFA rport information.
282 */
283struct bfa_rport_info_s {
284 u16 max_frmsz; /* max rcv pdu size */
285 u32 pid:24, /* remote port ID */
286 lp_tag:8; /* tag */
287 u32 local_pid:24, /* local port ID */
288 cisc:8; /* CIRO supported */
289 u8 fc_class; /* supported FC classes. enum fc_cos */
290 u8 vf_en; /* virtual fabric enable */
291 u16 vf_id; /* virtual fabric ID */
292 enum bfa_port_speed speed; /* Rport's current speed */
293};
294
295/*
296 * BFA rport data structure
297 */
298struct bfa_rport_s {
299 struct list_head qe; /* queue element */
300 bfa_sm_t sm; /* state machine */
301 struct bfa_s *bfa; /* backpointer to BFA */
302 void *rport_drv; /* fcs/driver rport object */
303 u16 fw_handle; /* firmware rport handle */
304 u16 rport_tag; /* BFA rport tag */
305 u8 lun_mask; /* LUN mask flag */
306 struct bfa_rport_info_s rport_info; /* rport info from fcs/driver */
307 struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
308 struct bfa_cb_qe_s hcb_qe; /* BFA callback qelem */
309 struct bfa_rport_hal_stats_s stats; /* BFA rport statistics */
310 struct bfa_rport_qos_attr_s qos_attr;
311 union a {
312 bfa_status_t status; /* f/w status */
313 void *fw_msg; /* QoS scn event */
314 } event_arg;
315};
316#define BFA_RPORT_FC_COS(_rport) ((_rport)->rport_info.fc_class)
317
318
319/*
320 * UF - unsolicited receive related defines
321 */
322
323#define BFA_UF_MIN (4)
324#define BFA_UF_MAX (256)
325
326struct bfa_uf_s {
327 struct list_head qe; /* queue element */
328 struct bfa_s *bfa; /* bfa instance */
329 u16 uf_tag; /* identifying tag fw msgs */
330 u16 vf_id;
331 u16 src_rport_handle;
332 u16 rsvd;
333 u8 *data_ptr;
334 u16 data_len; /* actual receive length */
335 u16 pb_len; /* posted buffer length */
336 void *buf_kva; /* buffer virtual address */
337 u64 buf_pa; /* buffer physical address */
338 struct bfa_cb_qe_s hcb_qe; /* comp: BFA comp qelem */
339 struct bfa_sge_s sges[BFI_SGE_INLINE_MAX];
340};
341
342/*
343 * Callback prototype for unsolicited frame receive handler.
344 *
345 * @param[in] cbarg callback arg for receive handler
346 * @param[in] uf unsolicited frame descriptor
347 *
348 * @return None
349 */
350typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf);
351
352#define BFA_UF_BUFSZ (2 * 1024 + 256)
353
354struct bfa_uf_buf_s {
355 u8 d[BFA_UF_BUFSZ];
356};
357
358#define BFA_PER_UF_DMA_SZ \
359 (u32)BFA_ROUNDUP(sizeof(struct bfa_uf_buf_s), BFA_DMA_ALIGN_SZ)
360
361/* Max UF dma segs required */
362#define BFA_UF_DMA_SEGS BFI_MEM_DMA_NSEGS(BFA_UF_MAX, BFA_PER_UF_DMA_SZ)
363
364struct bfa_uf_mod_s {
365 struct bfa_s *bfa; /* back pointer to BFA */
366 struct bfa_uf_s *uf_list; /* array of UFs */
367 u16 num_ufs; /* num unsolicited rx frames */
368 struct list_head uf_free_q; /* free UFs */
369 struct list_head uf_posted_q; /* UFs posted to IOC */
370 struct list_head uf_unused_q; /* unused UF's */
371 struct bfi_uf_buf_post_s *uf_buf_posts;
372 /* pre-built UF post msgs */
373 bfa_cb_uf_recv_t ufrecv; /* uf recv handler function */
374 void *cbarg; /* uf receive handler arg */
375 struct bfa_mem_dma_s dma_seg[BFA_UF_DMA_SEGS];
376 struct bfa_mem_kva_s kva_seg;
377};
378
379#define BFA_UF_MOD(__bfa) (&(__bfa)->modules.uf_mod)
380#define BFA_MEM_UF_KVA(__bfa) (&(BFA_UF_MOD(__bfa)->kva_seg))
381
382#define ufm_pbs_pa(_ufmod, _uftag) \
383 bfa_mem_get_dmabuf_pa(_ufmod, _uftag, BFA_PER_UF_DMA_SZ)
384
385void bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
386void bfa_uf_res_recfg(struct bfa_s *bfa, u16 num_uf_fw);
387
388/*
389 * LPS - bfa lport login/logout service interface
390 */
391struct bfa_lps_s {
392 struct list_head qe; /* queue element */
393 struct bfa_s *bfa; /* parent bfa instance */
394 bfa_sm_t sm; /* finite state machine */
395 u8 bfa_tag; /* lport tag */
396 u8 fw_tag; /* lport fw tag */
397 u8 reqq; /* lport request queue */
398 u8 alpa; /* ALPA for loop topologies */
399 u32 lp_pid; /* lport port ID */
400 bfa_boolean_t fdisc; /* snd FDISC instead of FLOGI */
401 bfa_boolean_t auth_en; /* enable authentication */
402 bfa_boolean_t auth_req; /* authentication required */
403 bfa_boolean_t npiv_en; /* NPIV is allowed by peer */
404 bfa_boolean_t fport; /* attached peer is F_PORT */
405 bfa_boolean_t brcd_switch; /* attached peer is brcd sw */
406 bfa_status_t status; /* login status */
407 u16 pdusz; /* max receive PDU size */
408 u16 pr_bbcred; /* BB_CREDIT from peer */
409 u8 lsrjt_rsn; /* LSRJT reason */
410 u8 lsrjt_expl; /* LSRJT explanation */
411 u8 lun_mask; /* LUN mask flag */
412 wwn_t pwwn; /* port wwn of lport */
413 wwn_t nwwn; /* node wwn of lport */
414 wwn_t pr_pwwn; /* port wwn of lport peer */
415 wwn_t pr_nwwn; /* node wwn of lport peer */
416 mac_t lp_mac; /* fpma/spma MAC for lport */
417 mac_t fcf_mac; /* FCF MAC of lport */
418 struct bfa_reqq_wait_s wqe; /* request wait queue element */
419 void *uarg; /* user callback arg */
420 struct bfa_cb_qe_s hcb_qe; /* comp: callback qelem */
421 struct bfi_lps_login_rsp_s *loginrsp;
422 bfa_eproto_status_t ext_status;
423};
424
425struct bfa_lps_mod_s {
426 struct list_head lps_free_q;
427 struct list_head lps_active_q;
428 struct list_head lps_login_q;
429 struct bfa_lps_s *lps_arr;
430 int num_lps;
431 struct bfa_mem_kva_s kva_seg;
432};
433
434#define BFA_LPS_MOD(__bfa) (&(__bfa)->modules.lps_mod)
435#define BFA_LPS_FROM_TAG(__mod, __tag) (&(__mod)->lps_arr[__tag])
436#define BFA_MEM_LPS_KVA(__bfa) (&(BFA_LPS_MOD(__bfa)->kva_seg))
437
438/*
439 * external functions
440 */
441void bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
442
443
444/*
445 * FCPORT related defines
446 */
447
448#define BFA_FCPORT(_bfa) (&((_bfa)->modules.port))
449
450/*
451 * Link notification data structure
452 */
453struct bfa_fcport_ln_s {
454 struct bfa_fcport_s *fcport;
455 bfa_sm_t sm;
456 struct bfa_cb_qe_s ln_qe; /* BFA callback queue elem for ln */
457 enum bfa_port_linkstate ln_event; /* ln event for callback */
458};
459
460struct bfa_fcport_trunk_s {
461 struct bfa_trunk_attr_s attr;
462};
463
464/*
465 * BFA FC port data structure
466 */
467struct bfa_fcport_s {
468 struct bfa_s *bfa; /* parent BFA instance */
469 bfa_sm_t sm; /* port state machine */
470 wwn_t nwwn; /* node wwn of physical port */
471 wwn_t pwwn; /* port wwn of physical oprt */
472 enum bfa_port_speed speed_sup;
473 /* supported speeds */
474 enum bfa_port_speed speed; /* current speed */
475 enum bfa_port_topology topology; /* current topology */
476 u8 rsvd[3];
477 u8 myalpa; /* my ALPA in LOOP topology */
478 u8 alpabm_valid; /* alpa bitmap valid or not */
479 struct fc_alpabm_s alpabm; /* alpa bitmap */
480 struct bfa_port_cfg_s cfg; /* current port configuration */
481 bfa_boolean_t use_flash_cfg; /* get port cfg from flash */
482 struct bfa_qos_attr_s qos_attr; /* QoS Attributes */
483 struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */
484 struct bfa_reqq_wait_s reqq_wait;
485 /* to wait for room in reqq */
486 struct bfa_reqq_wait_s svcreq_wait;
487 /* to wait for room in reqq */
488 struct bfa_reqq_wait_s stats_reqq_wait;
489 /* to wait for room in reqq (stats) */
490 void *event_cbarg;
491 void (*event_cbfn) (void *cbarg,
492 enum bfa_port_linkstate event);
493 union {
494 union bfi_fcport_i2h_msg_u i2hmsg;
495 } event_arg;
496 void *bfad; /* BFA driver handle */
497 struct bfa_fcport_ln_s ln; /* Link Notification */
498 struct bfa_cb_qe_s hcb_qe; /* BFA callback queue elem */
499 struct bfa_timer_s timer; /* timer */
500 u32 msgtag; /* fimrware msg tag for reply */
501 u8 *stats_kva;
502 u64 stats_pa;
503 union bfa_fcport_stats_u *stats;
504 bfa_status_t stats_status; /* stats/statsclr status */
505 struct list_head stats_pending_q;
506 struct list_head statsclr_pending_q;
507 bfa_boolean_t stats_qfull;
508 u32 stats_reset_time; /* stats reset time stamp */
509 bfa_boolean_t diag_busy; /* diag busy status */
510 bfa_boolean_t beacon; /* port beacon status */
511 bfa_boolean_t link_e2e_beacon; /* link beacon status */
512 struct bfa_fcport_trunk_s trunk;
513 u16 fcoe_vlan;
514 struct bfa_mem_dma_s fcport_dma;
515 bfa_boolean_t stats_dma_ready;
516 struct bfa_bbcr_attr_s bbcr_attr;
517 enum bfa_fec_state_s fec_state;
518};
519
520#define BFA_FCPORT_MOD(__bfa) (&(__bfa)->modules.fcport)
521#define BFA_MEM_FCPORT_DMA(__bfa) (&(BFA_FCPORT_MOD(__bfa)->fcport_dma))
522
523/*
524 * protected functions
525 */
526void bfa_fcport_init(struct bfa_s *bfa);
527void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
528
529/*
530 * bfa fcport API functions
531 */
532bfa_status_t bfa_fcport_enable(struct bfa_s *bfa);
533bfa_status_t bfa_fcport_disable(struct bfa_s *bfa);
534bfa_status_t bfa_fcport_cfg_speed(struct bfa_s *bfa,
535 enum bfa_port_speed speed);
536enum bfa_port_speed bfa_fcport_get_speed(struct bfa_s *bfa);
537bfa_status_t bfa_fcport_cfg_topology(struct bfa_s *bfa,
538 enum bfa_port_topology topo);
539enum bfa_port_topology bfa_fcport_get_topology(struct bfa_s *bfa);
540enum bfa_port_topology bfa_fcport_get_cfg_topology(struct bfa_s *bfa);
541bfa_status_t bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa);
542bfa_boolean_t bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa);
543u8 bfa_fcport_get_myalpa(struct bfa_s *bfa);
544bfa_status_t bfa_fcport_clr_hardalpa(struct bfa_s *bfa);
545bfa_status_t bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize);
546u16 bfa_fcport_get_maxfrsize(struct bfa_s *bfa);
547u8 bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa);
548void bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr);
549wwn_t bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node);
550void bfa_fcport_event_register(struct bfa_s *bfa,
551 void (*event_cbfn) (void *cbarg,
552 enum bfa_port_linkstate event), void *event_cbarg);
553bfa_boolean_t bfa_fcport_is_disabled(struct bfa_s *bfa);
554bfa_boolean_t bfa_fcport_is_dport(struct bfa_s *bfa);
555bfa_boolean_t bfa_fcport_is_ddport(struct bfa_s *bfa);
556bfa_status_t bfa_fcport_set_qos_bw(struct bfa_s *bfa,
557 struct bfa_qos_bw_s *qos_bw);
558enum bfa_port_speed bfa_fcport_get_ratelim_speed(struct bfa_s *bfa);
559
560void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit);
561bfa_boolean_t bfa_fcport_is_ratelim(struct bfa_s *bfa);
562void bfa_fcport_beacon(void *dev, bfa_boolean_t beacon,
563 bfa_boolean_t link_e2e_beacon);
564bfa_boolean_t bfa_fcport_is_linkup(struct bfa_s *bfa);
565bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa,
566 struct bfa_cb_pending_q_s *cb);
567bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa,
568 struct bfa_cb_pending_q_s *cb);
569bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa);
570bfa_boolean_t bfa_fcport_is_trunk_enabled(struct bfa_s *bfa);
571void bfa_fcport_dportenable(struct bfa_s *bfa);
572void bfa_fcport_dportdisable(struct bfa_s *bfa);
573bfa_status_t bfa_fcport_is_pbcdisabled(struct bfa_s *bfa);
574void bfa_fcport_cfg_faa(struct bfa_s *bfa, u8 state);
575bfa_status_t bfa_fcport_cfg_bbcr(struct bfa_s *bfa,
576 bfa_boolean_t on_off, u8 bb_scn);
577bfa_status_t bfa_fcport_get_bbcr_attr(struct bfa_s *bfa,
578 struct bfa_bbcr_attr_s *bbcr_attr);
579
580/*
581 * bfa rport API functions
582 */
583struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv);
584void bfa_rport_online(struct bfa_rport_s *rport,
585 struct bfa_rport_info_s *rport_info);
586void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed);
587void bfa_cb_rport_online(void *rport);
588void bfa_cb_rport_offline(void *rport);
589void bfa_cb_rport_qos_scn_flowid(void *rport,
590 struct bfa_rport_qos_attr_s old_qos_attr,
591 struct bfa_rport_qos_attr_s new_qos_attr);
592void bfa_cb_rport_scn_online(struct bfa_s *bfa);
593void bfa_cb_rport_scn_offline(struct bfa_s *bfa);
594void bfa_cb_rport_scn_no_dev(void *rp);
595void bfa_cb_rport_qos_scn_prio(void *rport,
596 struct bfa_rport_qos_attr_s old_qos_attr,
597 struct bfa_rport_qos_attr_s new_qos_attr);
598
599/*
600 * Rport LUN masking related
601 */
602#define BFA_RPORT_TAG_INVALID 0xffff
603#define BFA_LP_TAG_INVALID 0xff
604void bfa_rport_set_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp);
605void bfa_rport_unset_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp);
606
607/*
608 * bfa fcxp API functions
609 */
610struct bfa_fcxp_s *bfa_fcxp_req_rsp_alloc(void *bfad_fcxp, struct bfa_s *bfa,
611 int nreq_sgles, int nrsp_sgles,
612 bfa_fcxp_get_sgaddr_t get_req_sga,
613 bfa_fcxp_get_sglen_t get_req_sglen,
614 bfa_fcxp_get_sgaddr_t get_rsp_sga,
615 bfa_fcxp_get_sglen_t get_rsp_sglen,
616 bfa_boolean_t req);
617void bfa_fcxp_req_rsp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
618 bfa_fcxp_alloc_cbfn_t alloc_cbfn,
619 void *cbarg, void *bfad_fcxp,
620 int nreq_sgles, int nrsp_sgles,
621 bfa_fcxp_get_sgaddr_t get_req_sga,
622 bfa_fcxp_get_sglen_t get_req_sglen,
623 bfa_fcxp_get_sgaddr_t get_rsp_sga,
624 bfa_fcxp_get_sglen_t get_rsp_sglen,
625 bfa_boolean_t req);
626void bfa_fcxp_walloc_cancel(struct bfa_s *bfa,
627 struct bfa_fcxp_wqe_s *wqe);
628void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp);
629
630void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp);
631void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp);
632
633void bfa_fcxp_free(struct bfa_fcxp_s *fcxp);
634
635void bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
636 u16 vf_id, u8 lp_tag,
637 bfa_boolean_t cts, enum fc_cos cos,
638 u32 reqlen, struct fchs_s *fchs,
639 bfa_cb_fcxp_send_t cbfn,
640 void *cbarg,
641 u32 rsp_maxlen, u8 rsp_timeout);
642bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp);
643u32 bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp);
644u32 bfa_fcxp_get_maxrsp(struct bfa_s *bfa);
645void bfa_fcxp_res_recfg(struct bfa_s *bfa, u16 num_fcxp_fw);
646
647static inline void *
648bfa_uf_get_frmbuf(struct bfa_uf_s *uf)
649{
650 return uf->data_ptr;
651}
652
653static inline u16
654bfa_uf_get_frmlen(struct bfa_uf_s *uf)
655{
656 return uf->data_len;
657}
658
659/*
660 * bfa uf API functions
661 */
662void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv,
663 void *cbarg);
664void bfa_uf_free(struct bfa_uf_s *uf);
665
666/*
667 * bfa lport service api
668 */
669
670u32 bfa_lps_get_max_vport(struct bfa_s *bfa);
671struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
672void bfa_lps_delete(struct bfa_lps_s *lps);
673void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa,
674 u16 pdusz, wwn_t pwwn, wwn_t nwwn,
675 bfa_boolean_t auth_en);
676void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz,
677 wwn_t pwwn, wwn_t nwwn);
678void bfa_lps_fdisclogo(struct bfa_lps_s *lps);
679void bfa_lps_set_n2n_pid(struct bfa_lps_s *lps, u32 n2n_pid);
680u8 bfa_lps_get_fwtag(struct bfa_s *bfa, u8 lp_tag);
681u32 bfa_lps_get_base_pid(struct bfa_s *bfa);
682u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid);
683void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status);
684void bfa_cb_lps_flogo_comp(void *bfad, void *uarg);
685void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status);
686void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg);
687void bfa_cb_lps_cvl_event(void *bfad, void *uarg);
688
689/* FAA specific APIs */
690bfa_status_t bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr,
691 bfa_cb_iocfc_t cbfn, void *cbarg);
692
693/*
694 * FC DIAG data structure
695 */
696struct bfa_fcdiag_qtest_s {
697 struct bfa_diag_qtest_result_s *result;
698 bfa_cb_diag_t cbfn;
699 void *cbarg;
700 struct bfa_timer_s timer;
701 u32 status;
702 u32 count;
703 u8 lock;
704 u8 queue;
705 u8 all;
706 u8 timer_active;
707};
708
709struct bfa_fcdiag_lb_s {
710 bfa_cb_diag_t cbfn;
711 void *cbarg;
712 void *result;
713 bfa_boolean_t lock;
714 u32 status;
715};
716
717struct bfa_dport_s {
718 struct bfa_s *bfa; /* Back pointer to BFA */
719 bfa_sm_t sm; /* finite state machine */
720 struct bfa_reqq_wait_s reqq_wait;
721 bfa_cb_diag_t cbfn;
722 void *cbarg;
723 union bfi_diag_dport_msg_u i2hmsg;
724 u8 test_state; /* enum dport_test_state */
725 u8 dynamic; /* boolean_t */
726 u8 rsvd[2];
727 u32 lpcnt;
728 u32 payload; /* user defined payload pattern */
729 wwn_t rp_pwwn;
730 wwn_t rp_nwwn;
731 struct bfa_diag_dport_result_s result;
732};
733
734struct bfa_fcdiag_s {
735 struct bfa_s *bfa; /* Back pointer to BFA */
736 struct bfa_trc_mod_s *trcmod;
737 struct bfa_fcdiag_lb_s lb;
738 struct bfa_fcdiag_qtest_s qtest;
739 struct bfa_dport_s dport;
740};
741
742#define BFA_FCDIAG_MOD(__bfa) (&(__bfa)->modules.fcdiag)
743
744void bfa_fcdiag_intr(struct bfa_s *bfa, struct bfi_msg_s *msg);
745
746bfa_status_t bfa_fcdiag_loopback(struct bfa_s *bfa,
747 enum bfa_port_opmode opmode,
748 enum bfa_port_speed speed, u32 lpcnt, u32 pat,
749 struct bfa_diag_loopback_result_s *result,
750 bfa_cb_diag_t cbfn, void *cbarg);
751bfa_status_t bfa_fcdiag_queuetest(struct bfa_s *bfa, u32 ignore,
752 u32 queue, struct bfa_diag_qtest_result_s *result,
753 bfa_cb_diag_t cbfn, void *cbarg);
754bfa_status_t bfa_fcdiag_lb_is_running(struct bfa_s *bfa);
755bfa_status_t bfa_dport_enable(struct bfa_s *bfa, u32 lpcnt, u32 pat,
756 bfa_cb_diag_t cbfn, void *cbarg);
757bfa_status_t bfa_dport_disable(struct bfa_s *bfa, bfa_cb_diag_t cbfn,
758 void *cbarg);
759bfa_status_t bfa_dport_start(struct bfa_s *bfa, u32 lpcnt, u32 pat,
760 bfa_cb_diag_t cbfn, void *cbarg);
761bfa_status_t bfa_dport_show(struct bfa_s *bfa,
762 struct bfa_diag_dport_result_s *result);
763
764#endif /* __BFA_SVC_H__ */