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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_DEFS_FCS_H__
12 #define __BFA_DEFS_FCS_H__
13 
14 #include "bfa_fc.h"
15 #include "bfa_defs_svc.h"
16 
17 /*
18  * VF states
19  */
20 enum bfa_vf_state {
21 	BFA_VF_UNINIT    = 0,	/*  fabric is not yet initialized */
22 	BFA_VF_LINK_DOWN = 1,	/*  link is down */
23 	BFA_VF_FLOGI     = 2,	/*  flogi is in progress */
24 	BFA_VF_AUTH      = 3,	/*  authentication in progress */
25 	BFA_VF_NOFABRIC  = 4,	/*  fabric is not present */
26 	BFA_VF_ONLINE    = 5,	/*  login to fabric is complete */
27 	BFA_VF_EVFP      = 6,	/*  EVFP is in progress */
28 	BFA_VF_ISOLATED  = 7,	/*  port isolated due to vf_id mismatch */
29 };
30 
31 /*
32  * VF statistics
33  */
34 struct bfa_vf_stats_s {
35 	u32	flogi_sent;	/*  Num FLOGIs sent */
36 	u32	flogi_rsp_err;	/*  FLOGI response errors */
37 	u32	flogi_acc_err;	/*  FLOGI accept errors */
38 	u32	flogi_accepts;	/*  FLOGI accepts received */
39 	u32	flogi_rejects;	/*  FLOGI rejects received */
40 	u32	flogi_unknown_rsp; /*  Unknown responses for FLOGI */
41 	u32	flogi_alloc_wait; /*  Allocation waits prior to sending FLOGI */
42 	u32	flogi_rcvd;	/*  FLOGIs received */
43 	u32	flogi_rejected;	/*  Incoming FLOGIs rejected */
44 	u32	fabric_onlines;	/*  Internal fabric online notification sent
45 				 *  to other modules */
46 	u32	fabric_offlines; /* Internal fabric offline notification sent
47 				  * to other modules */
48 	u32	resvd; /*  padding for 64 bit alignment */
49 };
50 
51 /*
52  * VF attributes returned in queries
53  */
54 struct bfa_vf_attr_s {
55 	enum bfa_vf_state  state;		/*  VF state */
56 	u32        rsvd;
57 	wwn_t           fabric_name;	/*  fabric name */
58 };
59 
60 #define BFA_FCS_MAX_LPORTS 256
61 #define BFA_FCS_FABRIC_IPADDR_SZ  16
62 
63 /*
64  * symbolic names for base port/virtual port
65  */
66 #define BFA_SYMNAME_MAXLEN	128	/* 128 bytes */
67 struct bfa_lport_symname_s {
68 	char	    symname[BFA_SYMNAME_MAXLEN];
69 };
70 
71 /*
72 * Roles of FCS port:
73  *     - FCP IM and FCP TM roles cannot be enabled together for a FCS port
74  *     - Create multiple ports if both IM and TM functions required.
75  *     - Atleast one role must be specified.
76  */
77 enum bfa_lport_role {
78 	BFA_LPORT_ROLE_FCP_IM	= 0x01,	/*  FCP initiator role */
79 	BFA_LPORT_ROLE_FCP_MAX	= BFA_LPORT_ROLE_FCP_IM,
80 };
81 
82 /*
83  * FCS port configuration.
84  */
85 struct bfa_lport_cfg_s {
86 	wwn_t	       pwwn;       /*  port wwn */
87 	wwn_t	       nwwn;       /*  node wwn */
88 	struct bfa_lport_symname_s  sym_name;   /*  vm port symbolic name */
89 	struct bfa_lport_symname_s node_sym_name; /* Node symbolic name */
90 	enum bfa_lport_role roles;      /* FCS port roles */
91 	u32     rsvd;
92 	bfa_boolean_t   preboot_vp;  /*  vport created from PBC */
93 	u8	tag[16];        /* opaque tag from application */
94 	u8	padding[4];
95 };
96 
97 /*
98  * FCS port states
99  */
100 enum bfa_lport_state {
101 	BFA_LPORT_UNINIT  = 0,	/*  PORT is not yet initialized */
102 	BFA_LPORT_FDISC   = 1,	/*  FDISC is in progress */
103 	BFA_LPORT_ONLINE  = 2,	/*  login to fabric is complete */
104 	BFA_LPORT_OFFLINE = 3,	/*  No login to fabric */
105 };
106 
107 /*
108  * FCS port type.
109  */
110 enum bfa_lport_type {
111 	BFA_LPORT_TYPE_PHYSICAL = 0,
112 	BFA_LPORT_TYPE_VIRTUAL,
113 };
114 
115 /*
116  * FCS port offline reason.
117  */
118 enum bfa_lport_offline_reason {
119 	BFA_LPORT_OFFLINE_UNKNOWN = 0,
120 	BFA_LPORT_OFFLINE_LINKDOWN,
121 	BFA_LPORT_OFFLINE_FAB_UNSUPPORTED,	/*  NPIV not supported by the
122 	 *    fabric */
123 	BFA_LPORT_OFFLINE_FAB_NORESOURCES,
124 	BFA_LPORT_OFFLINE_FAB_LOGOUT,
125 };
126 
127 /*
128  * FCS lport info.
129  */
130 struct bfa_lport_info_s {
131 	u8	 port_type;	/* bfa_lport_type_t : physical or
132 	 * virtual */
133 	u8	 port_state;	/* one of bfa_lport_state values */
134 	u8	 offline_reason;	/* one of bfa_lport_offline_reason_t
135 	 * values */
136 	wwn_t	   port_wwn;
137 	wwn_t	   node_wwn;
138 
139 	/*
140 	 * following 4 feilds are valid for Physical Ports only
141 	 */
142 	u32	max_vports_supp;	/* Max supported vports */
143 	u32	num_vports_inuse;	/* Num of in use vports */
144 	u32	max_rports_supp;	/* Max supported rports */
145 	u32	num_rports_inuse;	/* Num of doscovered rports */
146 
147 };
148 
149 /*
150  * FCS port statistics
151  */
152 struct bfa_lport_stats_s {
153 	u32	ns_plogi_sent;
154 	u32	ns_plogi_rsp_err;
155 	u32	ns_plogi_acc_err;
156 	u32	ns_plogi_accepts;
157 	u32	ns_rejects;	/* NS command rejects */
158 	u32	ns_plogi_unknown_rsp;
159 	u32	ns_plogi_alloc_wait;
160 
161 	u32	ns_retries;	/* NS command retries */
162 	u32	ns_timeouts;	/* NS command timeouts */
163 
164 	u32	ns_rspnid_sent;
165 	u32	ns_rspnid_accepts;
166 	u32	ns_rspnid_rsp_err;
167 	u32	ns_rspnid_rejects;
168 	u32	ns_rspnid_alloc_wait;
169 
170 	u32	ns_rftid_sent;
171 	u32	ns_rftid_accepts;
172 	u32	ns_rftid_rsp_err;
173 	u32	ns_rftid_rejects;
174 	u32	ns_rftid_alloc_wait;
175 
176 	u32	ns_rffid_sent;
177 	u32	ns_rffid_accepts;
178 	u32	ns_rffid_rsp_err;
179 	u32	ns_rffid_rejects;
180 	u32	ns_rffid_alloc_wait;
181 
182 	u32	ns_gidft_sent;
183 	u32	ns_gidft_accepts;
184 	u32	ns_gidft_rsp_err;
185 	u32	ns_gidft_rejects;
186 	u32	ns_gidft_unknown_rsp;
187 	u32	ns_gidft_alloc_wait;
188 
189 	u32	ns_rnnid_sent;
190 	u32	ns_rnnid_accepts;
191 	u32	ns_rnnid_rsp_err;
192 	u32	ns_rnnid_rejects;
193 	u32	ns_rnnid_alloc_wait;
194 
195 	u32	ns_rsnn_nn_sent;
196 	u32	ns_rsnn_nn_accepts;
197 	u32	ns_rsnn_nn_rsp_err;
198 	u32	ns_rsnn_nn_rejects;
199 	u32	ns_rsnn_nn_alloc_wait;
200 
201 	/*
202 	 * Mgmt Server stats
203 	 */
204 	u32	ms_retries;	/* MS command retries */
205 	u32	ms_timeouts;	/* MS command timeouts */
206 	u32	ms_plogi_sent;
207 	u32	ms_plogi_rsp_err;
208 	u32	ms_plogi_acc_err;
209 	u32	ms_plogi_accepts;
210 	u32	ms_rejects;	/* MS command rejects */
211 	u32	ms_plogi_unknown_rsp;
212 	u32	ms_plogi_alloc_wait;
213 
214 	u32	num_rscn;	/* Num of RSCN received */
215 	u32	num_portid_rscn;/* Num portid format RSCN
216 	* received */
217 
218 	u32	uf_recvs;	/* Unsolicited recv frames	*/
219 	u32	uf_recv_drops;	/* Dropped received frames	*/
220 
221 	u32	plogi_rcvd;	/* Received plogi	*/
222 	u32	prli_rcvd;	/* Received prli	*/
223 	u32	adisc_rcvd;	/* Received adisc	*/
224 	u32	prlo_rcvd;	/* Received prlo	*/
225 	u32	logo_rcvd;	/* Received logo	*/
226 	u32	rpsc_rcvd;	/* Received rpsc	*/
227 	u32	un_handled_els_rcvd;	/* Received unhandled ELS	*/
228 	u32	rport_plogi_timeouts; /* Rport plogi retry timeout count */
229 	u32	rport_del_max_plogi_retry; /* Deleted rport
230 					    * (max retry of plogi) */
231 };
232 
233 /*
234  * BFA port attribute returned in queries
235  */
236 struct bfa_lport_attr_s {
237 	enum bfa_lport_state state;	/*  port state */
238 	u32	 pid;	/*  port ID */
239 	struct bfa_lport_cfg_s   port_cfg;	/*  port configuration */
240 	enum bfa_port_type port_type;	/*  current topology */
241 	u32	 loopback;	/*  cable is externally looped back */
242 	wwn_t	fabric_name; /*  attached switch's nwwn */
243 	u8	fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; /*  attached
244 	* fabric's ip addr */
245 	mac_t	   fpma_mac;	/*  Lport's FPMA Mac address */
246 	u16	authfail;	/*  auth failed state */
247 };
248 
249 
250 /*
251  * VPORT states
252  */
253 enum bfa_vport_state {
254 	BFA_FCS_VPORT_UNINIT		= 0,
255 	BFA_FCS_VPORT_CREATED		= 1,
256 	BFA_FCS_VPORT_OFFLINE		= 1,
257 	BFA_FCS_VPORT_FDISC_SEND	= 2,
258 	BFA_FCS_VPORT_FDISC		= 3,
259 	BFA_FCS_VPORT_FDISC_RETRY	= 4,
260 	BFA_FCS_VPORT_FDISC_RSP_WAIT	= 5,
261 	BFA_FCS_VPORT_ONLINE		= 6,
262 	BFA_FCS_VPORT_DELETING		= 7,
263 	BFA_FCS_VPORT_CLEANUP		= 8,
264 	BFA_FCS_VPORT_LOGO_SEND		= 9,
265 	BFA_FCS_VPORT_LOGO		= 10,
266 	BFA_FCS_VPORT_ERROR		= 11,
267 	BFA_FCS_VPORT_MAX_STATE,
268 };
269 
270 /*
271  * vport statistics
272  */
273 struct bfa_vport_stats_s {
274 	struct bfa_lport_stats_s port_stats;	/*  base class (port) stats */
275 	/*
276 	 * TODO - remove
277 	 */
278 
279 	u32        fdisc_sent;	/*  num fdisc sent */
280 	u32        fdisc_accepts;	/*  fdisc accepts */
281 	u32        fdisc_retries;	/*  fdisc retries */
282 	u32        fdisc_timeouts;	/*  fdisc timeouts */
283 	u32        fdisc_rsp_err;	/*  fdisc response error */
284 	u32        fdisc_acc_bad;	/*  bad fdisc accepts */
285 	u32        fdisc_rejects;	/*  fdisc rejects */
286 	u32        fdisc_unknown_rsp;
287 	/*
288 	 *!< fdisc rsp unknown error
289 	 */
290 	u32        fdisc_alloc_wait;/*  fdisc req (fcxp)alloc wait */
291 
292 	u32        logo_alloc_wait;/*  logo req (fcxp) alloc wait */
293 	u32        logo_sent;	/*  logo sent */
294 	u32        logo_accepts;	/*  logo accepts */
295 	u32        logo_rejects;	/*  logo rejects */
296 	u32        logo_rsp_err;	/*  logo rsp errors */
297 	u32        logo_unknown_rsp;
298 			/*  logo rsp unknown errors */
299 
300 	u32        fab_no_npiv;	/*  fabric does not support npiv */
301 
302 	u32        fab_offline;	/*  offline events from fab SM */
303 	u32        fab_online;	/*  online events from fab SM */
304 	u32        fab_cleanup;	/*  cleanup request from fab SM */
305 	u32        rsvd;
306 };
307 
308 /*
309  * BFA vport attribute returned in queries
310  */
311 struct bfa_vport_attr_s {
312 	struct bfa_lport_attr_s   port_attr; /*  base class (port) attributes */
313 	enum bfa_vport_state vport_state; /*  vport state */
314 	u32          rsvd;
315 };
316 
317 /*
318  * FCS remote port states
319  */
320 enum bfa_rport_state {
321 	BFA_RPORT_UNINIT	= 0,	/*  PORT is not yet initialized */
322 	BFA_RPORT_OFFLINE	= 1,	/*  rport is offline */
323 	BFA_RPORT_PLOGI		= 2,	/*  PLOGI to rport is in progress */
324 	BFA_RPORT_ONLINE	= 3,	/*  login to rport is complete */
325 	BFA_RPORT_PLOGI_RETRY	= 4,	/*  retrying login to rport */
326 	BFA_RPORT_NSQUERY	= 5,	/*  nameserver query */
327 	BFA_RPORT_ADISC		= 6,	/*  ADISC authentication */
328 	BFA_RPORT_LOGO		= 7,	/*  logging out with rport */
329 	BFA_RPORT_LOGORCV	= 8,	/*  handling LOGO from rport */
330 	BFA_RPORT_NSDISC	= 9,	/*  re-discover rport */
331 };
332 
333 /*
334  *  Rport Scsi Function : Initiator/Target.
335  */
336 enum bfa_rport_function {
337 	BFA_RPORT_INITIATOR	= 0x01,	/*  SCSI Initiator	*/
338 	BFA_RPORT_TARGET	= 0x02,	/*  SCSI Target	*/
339 };
340 
341 /*
342  * port/node symbolic names for rport
343  */
344 #define BFA_RPORT_SYMNAME_MAXLEN	255
345 struct bfa_rport_symname_s {
346 	char            symname[BFA_RPORT_SYMNAME_MAXLEN];
347 };
348 
349 /*
350  * FCS remote port statistics
351  */
352 struct bfa_rport_stats_s {
353 	u32        offlines;           /*  remote port offline count  */
354 	u32        onlines;            /*  remote port online count   */
355 	u32        rscns;              /*  RSCN affecting rport       */
356 	u32        plogis;		    /*  plogis sent                */
357 	u32        plogi_accs;	    /*  plogi accepts              */
358 	u32        plogi_timeouts;	    /*  plogi timeouts             */
359 	u32        plogi_rejects;	    /*  rcvd plogi rejects         */
360 	u32        plogi_failed;	    /*  local failure              */
361 	u32        plogi_rcvd;	    /*  plogis rcvd                */
362 	u32        prli_rcvd;          /*  inbound PRLIs              */
363 	u32        adisc_rcvd;         /*  ADISCs received            */
364 	u32        adisc_rejects;      /*  recvd  ADISC rejects       */
365 	u32        adisc_sent;         /*  ADISC requests sent        */
366 	u32        adisc_accs;         /*  ADISC accepted by rport    */
367 	u32        adisc_failed;       /*  ADISC failed (no response) */
368 	u32        adisc_rejected;     /*  ADISC rejected by us    */
369 	u32        logos;              /*  logos sent                 */
370 	u32        logo_accs;          /*  LOGO accepts from rport    */
371 	u32        logo_failed;        /*  LOGO failures              */
372 	u32        logo_rejected;      /*  LOGO rejects from rport    */
373 	u32        logo_rcvd;          /*  LOGO from remote port      */
374 
375 	u32        rpsc_rcvd;         /*  RPSC received            */
376 	u32        rpsc_rejects;      /*  recvd  RPSC rejects       */
377 	u32        rpsc_sent;         /*  RPSC requests sent        */
378 	u32        rpsc_accs;         /*  RPSC accepted by rport    */
379 	u32        rpsc_failed;       /*  RPSC failed (no response) */
380 	u32        rpsc_rejected;     /*  RPSC rejected by us    */
381 
382 	u32	rjt_insuff_res;	/*  LS RJT with insuff resources */
383 	struct bfa_rport_hal_stats_s	hal_stats;  /*  BFA rport stats    */
384 };
385 
386 /*
387  * FCS remote port attributes returned in queries
388  */
389 struct bfa_rport_attr_s {
390 	wwn_t		nwwn;	/*  node wwn */
391 	wwn_t		pwwn;	/*  port wwn */
392 	enum fc_cos cos_supported;	/*  supported class of services */
393 	u32		pid;	/*  port ID */
394 	u32		df_sz;	/*  Max payload size */
395 	enum bfa_rport_state	state;	/*  Rport State machine state */
396 	enum fc_cos	fc_cos;	/*  FC classes of services */
397 	bfa_boolean_t	cisc;	/*  CISC capable device */
398 	struct bfa_rport_symname_s symname; /*  Symbolic Name */
399 	enum bfa_rport_function	scsi_function; /*  Initiator/Target */
400 	struct bfa_rport_qos_attr_s qos_attr; /*  qos attributes  */
401 	enum bfa_port_speed curr_speed;   /*  operating speed got from
402 					    * RPSC ELS. UNKNOWN, if RPSC
403 					    * is not supported */
404 	bfa_boolean_t	trl_enforced;	/*  TRL enforced ? TRUE/FALSE */
405 	enum bfa_port_speed	assigned_speed;	/* Speed assigned by the user.
406 						 * will be used if RPSC is not
407 						 * supported by the rport */
408 };
409 
410 struct bfa_rport_remote_link_stats_s {
411 	u32 lfc; /*  Link Failure Count */
412 	u32 lsyc; /*  Loss of Synchronization Count */
413 	u32 lsic; /*  Loss of Signal Count */
414 	u32 pspec; /*  Primitive Sequence Protocol Error Count */
415 	u32 itwc; /*  Invalid Transmission Word Count */
416 	u32 icc; /*  Invalid CRC Count */
417 };
418 
419 struct bfa_rport_qualifier_s {
420 	wwn_t	pwwn;	/* Port WWN */
421 	u32	pid;	/* port ID */
422 	u32	rsvd;
423 };
424 
425 #define BFA_MAX_IO_INDEX 7
426 #define BFA_NO_IO_INDEX 9
427 
428 /*
429  * FCS itnim states
430  */
431 enum bfa_itnim_state {
432 	BFA_ITNIM_OFFLINE	= 0,	/*  offline */
433 	BFA_ITNIM_PRLI_SEND	= 1,	/*  prli send */
434 	BFA_ITNIM_PRLI_SENT	= 2,	/*  prli sent */
435 	BFA_ITNIM_PRLI_RETRY	= 3,	/*  prli retry */
436 	BFA_ITNIM_HCB_ONLINE	= 4,	/*  online callback */
437 	BFA_ITNIM_ONLINE	= 5,	/*  online */
438 	BFA_ITNIM_HCB_OFFLINE	= 6,	/*  offline callback */
439 	BFA_ITNIM_INITIATIOR	= 7,	/*  initiator */
440 };
441 
442 /*
443  * FCS remote port statistics
444  */
445 struct bfa_itnim_stats_s {
446 	u32        onlines;	/*  num rport online */
447 	u32        offlines;	/*  num rport offline */
448 	u32        prli_sent;	/*  num prli sent out */
449 	u32        fcxp_alloc_wait;/*  num fcxp alloc waits */
450 	u32        prli_rsp_err;	/*  num prli rsp errors */
451 	u32        prli_rsp_acc;	/*  num prli rsp accepts */
452 	u32        initiator;	/*  rport is an initiator */
453 	u32        prli_rsp_parse_err;	/*  prli rsp parsing errors */
454 	u32        prli_rsp_rjt;	/*  num prli rsp rejects */
455 	u32        timeout;	/*  num timeouts detected */
456 	u32        sler;		/*  num sler notification from BFA */
457 	u32	rsvd;		/* padding for 64 bit alignment */
458 };
459 
460 /*
461  * FCS itnim attributes returned in queries
462  */
463 struct bfa_itnim_attr_s {
464 	enum bfa_itnim_state state; /*  FCS itnim state        */
465 	u8 retry;		/*  data retransmision support */
466 	u8	task_retry_id;  /*  task retry ident support   */
467 	u8 rec_support;    /*  REC supported              */
468 	u8 conf_comp;      /*  confirmed completion supp  */
469 };
470 
471 #endif /* __BFA_DEFS_FCS_H__ */
472