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/drivers/scsi/bfa/bfa_defs_fcs.h

http://github.com/mirrors/linux
C Header | 471 lines | 315 code | 50 blank | 106 comment | 0 complexity | e8ef28a1e3b65176668f97b3c4112d6a MD5 | raw file
  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 */
 20enum 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 */
 34struct 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 */
 54struct 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 */
 67struct 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 */
 77enum 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 */
 85struct 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 */
100enum 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 */
110enum bfa_lport_type {
111	BFA_LPORT_TYPE_PHYSICAL = 0,
112	BFA_LPORT_TYPE_VIRTUAL,
113};
114
115/*
116 * FCS port offline reason.
117 */
118enum 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 */
130struct 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 */
152struct 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 */
236struct 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 */
253enum 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 */
273struct 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 */
311struct 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 */
320enum 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 */
336enum 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
345struct bfa_rport_symname_s {
346	char            symname[BFA_RPORT_SYMNAME_MAXLEN];
347};
348
349/*
350 * FCS remote port statistics
351 */
352struct 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 */
389struct 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
410struct 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
419struct 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 */
431enum 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 */
445struct 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 */
463struct 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__ */