2 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
3 * Copyright (c) 2014- QLogic Corporation.
7 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
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
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.
24 #include "bfa_defs_fcs.h"
25 #include "bfa_modules.h"
28 #define BFA_FCS_OS_STR_LEN 64
31 * lps_pvt BFA LPS private functions
35 BFA_LPS_SM_LOGIN
= 1, /* login request from user */
36 BFA_LPS_SM_LOGOUT
= 2, /* logout request from user */
37 BFA_LPS_SM_FWRSP
= 3, /* f/w response to login/logout */
38 BFA_LPS_SM_RESUME
= 4, /* space present in reqq queue */
39 BFA_LPS_SM_DELETE
= 5, /* lps delete from user */
40 BFA_LPS_SM_OFFLINE
= 6, /* Link is offline */
41 BFA_LPS_SM_RX_CVL
= 7, /* Rx clear virtual link */
42 BFA_LPS_SM_SET_N2N_PID
= 8, /* Set assigned PID for n2n */
47 * !!! Only append to the enums defined here to avoid any versioning
48 * !!! needed between trace utility and driver version
53 BFA_TRC_FCS_RPORT
= 3,
54 BFA_TRC_FCS_FCPIM
= 4,
60 #define __fcs_min_cfg(__fcs) ((__fcs)->min_cfg)
62 #define BFA_FCS_BRCD_SWITCH_OUI 0x051e
63 #define N2N_LOCAL_PID 0x010000
64 #define N2N_REMOTE_PID 0x020000
65 #define BFA_FCS_RETRY_TIMEOUT 2000
66 #define BFA_FCS_MAX_NS_RETRIES 5
67 #define BFA_FCS_PID_IS_WKA(pid) ((bfa_ntoh3b(pid) > 0xFFF000) ? 1 : 0)
68 #define BFA_FCS_MAX_RPORT_LOGINS 1024
70 struct bfa_fcs_lport_ns_s
{
71 bfa_sm_t sm
; /* state machine */
72 struct bfa_timer_s timer
;
73 struct bfa_fcs_lport_s
*port
; /* parent port */
74 struct bfa_fcxp_s
*fcxp
;
75 struct bfa_fcxp_wqe_s fcxp_wqe
;
77 u8 num_rsnn_nn_retries
;
81 struct bfa_fcs_lport_scn_s
{
82 bfa_sm_t sm
; /* state machine */
83 struct bfa_timer_s timer
;
84 struct bfa_fcs_lport_s
*port
; /* parent port */
85 struct bfa_fcxp_s
*fcxp
;
86 struct bfa_fcxp_wqe_s fcxp_wqe
;
90 struct bfa_fcs_lport_fdmi_s
{
91 bfa_sm_t sm
; /* state machine */
92 struct bfa_timer_s timer
;
93 struct bfa_fcs_lport_ms_s
*ms
; /* parent ms */
94 struct bfa_fcxp_s
*fcxp
;
95 struct bfa_fcxp_wqe_s fcxp_wqe
;
96 u8 retry_cnt
; /* retry count */
101 struct bfa_fcs_lport_ms_s
{
102 bfa_sm_t sm
; /* state machine */
103 struct bfa_timer_s timer
;
104 struct bfa_fcs_lport_s
*port
; /* parent port */
105 struct bfa_fcxp_s
*fcxp
;
106 struct bfa_fcxp_wqe_s fcxp_wqe
;
107 struct bfa_fcs_lport_fdmi_s fdmi
; /* FDMI component of MS */
108 u8 retry_cnt
; /* retry count */
113 struct bfa_fcs_lport_fab_s
{
114 struct bfa_fcs_lport_ns_s ns
; /* NS component of port */
115 struct bfa_fcs_lport_scn_s scn
; /* scn component of port */
116 struct bfa_fcs_lport_ms_s ms
; /* MS component of port */
119 #define MAX_ALPA_COUNT 127
121 struct bfa_fcs_lport_loop_s
{
122 u8 num_alpa
; /* Num of ALPA entries in the map */
123 u8 alpabm_valid
; /* alpa bitmap valid or not (1 or 0) */
124 u8 alpa_pos_map
[MAX_ALPA_COUNT
]; /* ALPA Positional Map */
125 struct bfa_fcs_lport_s
*port
; /* parent port */
128 struct bfa_fcs_lport_n2n_s
{
130 __be16 reply_oxid
; /* ox_id from the req flogi to be
131 *used in flogi acc */
132 wwn_t rem_port_wwn
; /* Attached port's wwn */
136 union bfa_fcs_lport_topo_u
{
137 struct bfa_fcs_lport_fab_s pfab
;
138 struct bfa_fcs_lport_loop_s ploop
;
139 struct bfa_fcs_lport_n2n_s pn2n
;
143 struct bfa_fcs_lport_s
{
144 struct list_head qe
; /* used by port/vport */
145 bfa_sm_t sm
; /* state machine */
146 struct bfa_fcs_fabric_s
*fabric
; /* parent fabric */
147 struct bfa_lport_cfg_s port_cfg
; /* port configuration */
148 struct bfa_timer_s link_timer
; /* timer for link offline */
149 u32 pid
:24; /* FC address */
150 u8 lp_tag
; /* lport tag */
151 u16 num_rports
; /* Num of r-ports */
152 struct list_head rport_q
; /* queue of discovered r-ports */
153 struct bfa_fcs_s
*fcs
; /* FCS instance */
154 union bfa_fcs_lport_topo_u port_topo
; /* fabric/loop/n2n details */
155 struct bfad_port_s
*bfad_port
; /* driver peer instance */
156 struct bfa_fcs_vport_s
*vport
; /* NULL for base ports */
157 struct bfa_fcxp_s
*fcxp
;
158 struct bfa_fcxp_wqe_s fcxp_wqe
;
159 struct bfa_lport_stats_s stats
;
160 struct bfa_wc_s wc
; /* waiting counter for events */
162 #define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa)
163 #define BFA_FCS_GET_NS_FROM_PORT(port) (&port->port_topo.pfab.ns)
164 #define BFA_FCS_GET_SCN_FROM_PORT(port) (&port->port_topo.pfab.scn)
165 #define BFA_FCS_GET_MS_FROM_PORT(port) (&port->port_topo.pfab.ms)
166 #define BFA_FCS_GET_FDMI_FROM_PORT(port) (&port->port_topo.pfab.ms.fdmi)
167 #define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \
168 (port->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
171 * forward declaration
175 enum bfa_fcs_fabric_type
{
176 BFA_FCS_FABRIC_UNKNOWN
= 0,
177 BFA_FCS_FABRIC_SWITCHED
= 1,
178 BFA_FCS_FABRIC_N2N
= 2,
179 BFA_FCS_FABRIC_LOOP
= 3,
183 struct bfa_fcs_fabric_s
{
184 struct list_head qe
; /* queue element */
185 bfa_sm_t sm
; /* state machine */
186 struct bfa_fcs_s
*fcs
; /* FCS instance */
187 struct bfa_fcs_lport_s bport
; /* base logical port */
188 enum bfa_fcs_fabric_type fab_type
; /* fabric type */
189 enum bfa_port_type oper_type
; /* current link topology */
190 u8 is_vf
; /* is virtual fabric? */
191 u8 is_npiv
; /* is NPIV supported ? */
192 u8 is_auth
; /* is Security/Auth supported ? */
193 u16 bb_credit
; /* BB credit from fabric */
194 u16 vf_id
; /* virtual fabric ID */
195 u16 num_vports
; /* num vports */
197 struct list_head vport_q
; /* queue of virtual ports */
198 struct list_head vf_q
; /* queue of virtual fabrics */
199 struct bfad_vf_s
*vf_drv
; /* driver vf structure */
200 struct bfa_timer_s link_timer
; /* Link Failure timer. Vport */
201 wwn_t fabric_name
; /* attached fabric name */
202 bfa_boolean_t auth_reqd
; /* authentication required */
203 struct bfa_timer_s delay_timer
; /* delay timer */
205 u16 swp_vfid
;/* switch port VF id */
207 struct bfa_wc_s wc
; /* wait counter for delete */
208 struct bfa_vf_stats_s stats
; /* fabric/vf stats */
209 struct bfa_lps_s
*lps
; /* lport login services */
210 u8 fabric_ip_addr
[BFA_FCS_FABRIC_IPADDR_SZ
];
211 /* attached fabric's ip addr */
212 struct bfa_wc_s stop_wc
; /* wait counter for stop */
215 #define bfa_fcs_fabric_npiv_capable(__f) ((__f)->is_npiv)
216 #define bfa_fcs_fabric_is_switched(__f) \
217 ((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED)
220 * The design calls for a single implementation of base fabric and vf.
222 #define bfa_fcs_vf_t struct bfa_fcs_fabric_s
224 struct bfa_vf_event_s
{
229 struct bfa_fcs_fabric_s
;
232 * @todo : need to move to a global config file.
233 * Maximum Rports supported per port (physical/logical).
235 #define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */
237 #define bfa_fcs_lport_t struct bfa_fcs_lport_s
240 * Symbolic Name related defines
242 * Physical Port's symbolic name 128 bytes.
243 * For Vports, Vport's symbolic name is appended to the Physical port's
246 * Physical Port's symbolic name Format : (Total 128 bytes)
247 * Adapter Model number/name : 16 bytes
248 * Driver Version : 10 bytes
249 * Host Machine Name : 30 bytes
250 * Host OS Info : 44 bytes
251 * Host OS PATCH Info : 16 bytes
252 * ( remaining 12 bytes reserved to be used for separator)
254 #define BFA_FCS_PORT_SYMBNAME_SEPARATOR " | "
256 #define BFA_FCS_PORT_SYMBNAME_MODEL_SZ 16
257 #define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10
258 #define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30
259 #define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 44
260 #define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16
263 * Get FC port ID for a logical port.
265 #define bfa_fcs_lport_get_fcid(_lport) ((_lport)->pid)
266 #define bfa_fcs_lport_get_pwwn(_lport) ((_lport)->port_cfg.pwwn)
267 #define bfa_fcs_lport_get_nwwn(_lport) ((_lport)->port_cfg.nwwn)
268 #define bfa_fcs_lport_get_psym_name(_lport) ((_lport)->port_cfg.sym_name)
269 #define bfa_fcs_lport_get_nsym_name(_lport) ((_lport)->port_cfg.node_sym_name)
270 #define bfa_fcs_lport_is_initiator(_lport) \
271 ((_lport)->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
272 #define bfa_fcs_lport_get_nrports(_lport) \
273 ((_lport) ? (_lport)->num_rports : 0)
275 static inline struct bfad_port_s
*
276 bfa_fcs_lport_get_drvport(struct bfa_fcs_lport_s
*port
)
278 return port
->bfad_port
;
281 #define bfa_fcs_lport_get_opertype(_lport) ((_lport)->fabric->oper_type)
282 #define bfa_fcs_lport_get_fabric_name(_lport) ((_lport)->fabric->fabric_name)
283 #define bfa_fcs_lport_get_fabric_ipaddr(_lport) \
284 ((_lport)->fabric->fabric_ip_addr)
287 * bfa fcs port public functions
290 bfa_boolean_t
bfa_fcs_lport_is_online(struct bfa_fcs_lport_s
*port
);
291 struct bfa_fcs_lport_s
*bfa_fcs_get_base_port(struct bfa_fcs_s
*fcs
);
292 void bfa_fcs_lport_get_rport_quals(struct bfa_fcs_lport_s
*port
,
293 struct bfa_rport_qualifier_s rport
[], int *nrports
);
294 wwn_t
bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s
*port
, wwn_t wwn
,
295 int index
, int nrports
, bfa_boolean_t bwwn
);
297 struct bfa_fcs_lport_s
*bfa_fcs_lookup_port(struct bfa_fcs_s
*fcs
,
298 u16 vf_id
, wwn_t lpwwn
);
300 void bfa_fcs_lport_set_symname(struct bfa_fcs_lport_s
*port
, char *symname
);
301 void bfa_fcs_lport_get_info(struct bfa_fcs_lport_s
*port
,
302 struct bfa_lport_info_s
*port_info
);
303 void bfa_fcs_lport_get_attr(struct bfa_fcs_lport_s
*port
,
304 struct bfa_lport_attr_s
*port_attr
);
305 void bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s
*fcs_port
,
306 struct bfa_lport_stats_s
*port_stats
);
307 void bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s
*fcs_port
);
308 enum bfa_port_speed
bfa_fcs_lport_get_rport_max_speed(
309 struct bfa_fcs_lport_s
*port
);
311 /* MS FCS routines */
312 void bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s
*port
);
313 void bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s
*port
);
314 void bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s
*port
);
315 void bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s
*port
);
317 /* FDMI FCS routines */
318 void bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s
*ms
);
319 void bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s
*ms
);
320 void bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s
*ms
);
321 void bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s
*lport
, struct fchs_s
*fchs
,
323 void bfa_fcs_lport_attach(struct bfa_fcs_lport_s
*lport
, struct bfa_fcs_s
*fcs
,
324 u16 vf_id
, struct bfa_fcs_vport_s
*vport
);
325 void bfa_fcs_lport_init(struct bfa_fcs_lport_s
*lport
,
326 struct bfa_lport_cfg_s
*port_cfg
);
327 void bfa_fcs_lport_online(struct bfa_fcs_lport_s
*port
);
328 void bfa_fcs_lport_offline(struct bfa_fcs_lport_s
*port
);
329 void bfa_fcs_lport_delete(struct bfa_fcs_lport_s
*port
);
330 void bfa_fcs_lport_stop(struct bfa_fcs_lport_s
*port
);
331 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_pid(
332 struct bfa_fcs_lport_s
*port
, u32 pid
);
333 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_old_pid(
334 struct bfa_fcs_lport_s
*port
, u32 pid
);
335 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_pwwn(
336 struct bfa_fcs_lport_s
*port
, wwn_t pwwn
);
337 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_nwwn(
338 struct bfa_fcs_lport_s
*port
, wwn_t nwwn
);
339 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_qualifier(
340 struct bfa_fcs_lport_s
*port
, wwn_t pwwn
, u32 pid
);
341 void bfa_fcs_lport_add_rport(struct bfa_fcs_lport_s
*port
,
342 struct bfa_fcs_rport_s
*rport
);
343 void bfa_fcs_lport_del_rport(struct bfa_fcs_lport_s
*port
,
344 struct bfa_fcs_rport_s
*rport
);
345 void bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s
*vport
);
346 void bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s
*vport
);
347 void bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s
*vport
);
348 void bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s
*port
);
349 void bfa_fcs_lport_ns_util_send_rspn_id(void *cbarg
,
350 struct bfa_fcxp_s
*fcxp_alloced
);
351 void bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s
*vport
);
352 void bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s
*vport
);
353 void bfa_fcs_lport_fab_scn_online(struct bfa_fcs_lport_s
*vport
);
354 void bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s
*port
,
355 struct fchs_s
*rx_frame
, u32 len
);
356 void bfa_fcs_lport_lip_scn_online(bfa_fcs_lport_t
*port
);
358 struct bfa_fcs_vport_s
{
359 struct list_head qe
; /* queue elem */
360 bfa_sm_t sm
; /* state machine */
361 bfa_fcs_lport_t lport
; /* logical port */
362 struct bfa_timer_s timer
;
363 struct bfad_vport_s
*vport_drv
; /* Driver private */
364 struct bfa_vport_stats_s vport_stats
; /* vport statistics */
365 struct bfa_lps_s
*lps
; /* Lport login service*/
369 #define bfa_fcs_vport_get_port(vport) \
370 ((struct bfa_fcs_lport_s *)(&vport->port))
373 * bfa fcs vport public functions
375 bfa_status_t
bfa_fcs_vport_create(struct bfa_fcs_vport_s
*vport
,
376 struct bfa_fcs_s
*fcs
, u16 vf_id
,
377 struct bfa_lport_cfg_s
*port_cfg
,
378 struct bfad_vport_s
*vport_drv
);
379 bfa_status_t
bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s
*vport
,
380 struct bfa_fcs_s
*fcs
, u16 vf_id
,
381 struct bfa_lport_cfg_s
*port_cfg
,
382 struct bfad_vport_s
*vport_drv
);
383 bfa_boolean_t
bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s
*vport
);
384 bfa_status_t
bfa_fcs_vport_delete(struct bfa_fcs_vport_s
*vport
);
385 bfa_status_t
bfa_fcs_vport_start(struct bfa_fcs_vport_s
*vport
);
386 bfa_status_t
bfa_fcs_vport_stop(struct bfa_fcs_vport_s
*vport
);
387 void bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s
*vport
,
388 struct bfa_vport_attr_s
*vport_attr
);
389 struct bfa_fcs_vport_s
*bfa_fcs_vport_lookup(struct bfa_fcs_s
*fcs
,
390 u16 vf_id
, wwn_t vpwwn
);
391 void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s
*vport
);
392 void bfa_fcs_vport_online(struct bfa_fcs_vport_s
*vport
);
393 void bfa_fcs_vport_offline(struct bfa_fcs_vport_s
*vport
);
394 void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s
*vport
);
395 void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s
*vport
);
396 void bfa_fcs_vport_fcs_stop(struct bfa_fcs_vport_s
*vport
);
397 void bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s
*vport
);
399 #define BFA_FCS_RPORT_DEF_DEL_TIMEOUT 90 /* in secs */
400 #define BFA_FCS_RPORT_MAX_RETRIES (5)
403 * forward declarations
407 struct bfa_fcs_itnim_s
;
408 struct bfa_fcs_tin_s
;
409 struct bfa_fcs_iprp_s
;
411 /* Rport Features (RPF) */
412 struct bfa_fcs_rpf_s
{
413 bfa_sm_t sm
; /* state machine */
414 struct bfa_fcs_rport_s
*rport
; /* parent rport */
415 struct bfa_timer_s timer
; /* general purpose timer */
416 struct bfa_fcxp_s
*fcxp
; /* FCXP needed for discarding */
417 struct bfa_fcxp_wqe_s fcxp_wqe
; /* fcxp wait queue element */
418 int rpsc_retries
; /* max RPSC retry attempts */
419 enum bfa_port_speed rpsc_speed
;
420 /* Current Speed from RPSC. O if RPSC fails */
421 enum bfa_port_speed assigned_speed
;
423 * Speed assigned by the user. will be used if RPSC is
424 * not supported by the rport.
428 struct bfa_fcs_rport_s
{
429 struct list_head qe
; /* used by port/vport */
430 struct bfa_fcs_lport_s
*port
; /* parent FCS port */
431 struct bfa_fcs_s
*fcs
; /* fcs instance */
432 struct bfad_rport_s
*rp_drv
; /* driver peer instance */
433 u32 pid
; /* port ID of rport */
434 u32 old_pid
; /* PID before rport goes offline */
435 u16 maxfrsize
; /* maximum frame size */
436 __be16 reply_oxid
; /* OX_ID of inbound requests */
437 enum fc_cos fc_cos
; /* FC classes of service supp */
438 bfa_boolean_t cisc
; /* CISC capable device */
439 bfa_boolean_t prlo
; /* processing prlo or LOGO */
440 bfa_boolean_t plogi_pending
; /* Rx Plogi Pending */
441 wwn_t pwwn
; /* port wwn of rport */
442 wwn_t nwwn
; /* node wwn of rport */
443 struct bfa_rport_symname_s psym_name
; /* port symbolic name */
444 bfa_sm_t sm
; /* state machine */
445 struct bfa_timer_s timer
; /* general purpose timer */
446 struct bfa_fcs_itnim_s
*itnim
; /* ITN initiator mode role */
447 struct bfa_fcs_tin_s
*tin
; /* ITN initiator mode role */
448 struct bfa_fcs_iprp_s
*iprp
; /* IP/FC role */
449 struct bfa_rport_s
*bfa_rport
; /* BFA Rport */
450 struct bfa_fcxp_s
*fcxp
; /* FCXP needed for discarding */
451 int plogi_retries
; /* max plogi retry attempts */
452 int ns_retries
; /* max NS query retry attempts */
453 struct bfa_fcxp_wqe_s fcxp_wqe
; /* fcxp wait queue element */
454 struct bfa_rport_stats_s stats
; /* rport stats */
455 enum bfa_rport_function scsi_function
; /* Initiator/Target */
456 struct bfa_fcs_rpf_s rpf
; /* Rport features module */
457 bfa_boolean_t scn_online
; /* SCN online flag */
460 static inline struct bfa_rport_s
*
461 bfa_fcs_rport_get_halrport(struct bfa_fcs_rport_s
*rport
)
463 return rport
->bfa_rport
;
467 * bfa fcs rport API functions
469 void bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s
*rport
,
470 struct bfa_rport_attr_s
*attr
);
471 struct bfa_fcs_rport_s
*bfa_fcs_rport_lookup(struct bfa_fcs_lport_s
*port
,
473 struct bfa_fcs_rport_s
*bfa_fcs_rport_lookup_by_nwwn(
474 struct bfa_fcs_lport_s
*port
, wwn_t rnwwn
);
475 void bfa_fcs_rport_set_del_timeout(u8 rport_tmo
);
476 void bfa_fcs_rport_set_max_logins(u32 max_logins
);
477 void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s
*rport
,
478 struct fchs_s
*fchs
, u16 len
);
479 void bfa_fcs_rport_scn(struct bfa_fcs_rport_s
*rport
);
481 struct bfa_fcs_rport_s
*bfa_fcs_rport_create(struct bfa_fcs_lport_s
*port
,
483 void bfa_fcs_rport_start(struct bfa_fcs_lport_s
*port
, struct fchs_s
*rx_fchs
,
484 struct fc_logi_s
*plogi_rsp
);
485 void bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s
*port
,
486 struct fchs_s
*rx_fchs
,
487 struct fc_logi_s
*plogi
);
488 void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s
*rport
, struct fchs_s
*fchs
,
489 struct fc_logi_s
*plogi
);
490 void bfa_fcs_rport_prlo(struct bfa_fcs_rport_s
*rport
, __be16 ox_id
);
492 void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s
*rport
);
493 void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s
*rport
);
494 int bfa_fcs_rport_get_state(struct bfa_fcs_rport_s
*rport
);
495 struct bfa_fcs_rport_s
*bfa_fcs_rport_create_by_wwn(
496 struct bfa_fcs_lport_s
*port
, wwn_t wwn
);
497 void bfa_fcs_rpf_init(struct bfa_fcs_rport_s
*rport
);
498 void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s
*rport
);
499 void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s
*rport
);
502 * forward declarations
506 struct bfa_fcs_itnim_s
{
507 bfa_sm_t sm
; /* state machine */
508 struct bfa_fcs_rport_s
*rport
; /* parent remote rport */
509 struct bfad_itnim_s
*itnim_drv
; /* driver peer instance */
510 struct bfa_fcs_s
*fcs
; /* fcs instance */
511 struct bfa_timer_s timer
; /* timer functions */
512 struct bfa_itnim_s
*bfa_itnim
; /* BFA itnim struct */
513 u32 prli_retries
; /* max prli retry attempts */
514 bfa_boolean_t seq_rec
; /* seq recovery support */
515 bfa_boolean_t rec_support
; /* REC supported */
516 bfa_boolean_t conf_comp
; /* FCP_CONF support */
517 bfa_boolean_t task_retry_id
; /* task retry id supp */
518 struct bfa_fcxp_wqe_s fcxp_wqe
; /* wait qelem for fcxp */
519 struct bfa_fcxp_s
*fcxp
; /* FCXP in use */
520 struct bfa_itnim_stats_s stats
; /* itn statistics */
522 #define bfa_fcs_fcxp_alloc(__fcs, __req) \
523 bfa_fcxp_req_rsp_alloc(NULL, (__fcs)->bfa, 0, 0, \
524 NULL, NULL, NULL, NULL, __req)
525 #define bfa_fcs_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
526 __alloc_cbarg, __req) \
527 bfa_fcxp_req_rsp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
528 __alloc_cbarg, NULL, 0, 0, NULL, NULL, NULL, NULL, __req)
530 static inline struct bfad_port_s
*
531 bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s
*itnim
)
533 return itnim
->rport
->port
->bfad_port
;
537 static inline struct bfa_fcs_lport_s
*
538 bfa_fcs_itnim_get_port(struct bfa_fcs_itnim_s
*itnim
)
540 return itnim
->rport
->port
;
545 bfa_fcs_itnim_get_nwwn(struct bfa_fcs_itnim_s
*itnim
)
547 return itnim
->rport
->nwwn
;
552 bfa_fcs_itnim_get_pwwn(struct bfa_fcs_itnim_s
*itnim
)
554 return itnim
->rport
->pwwn
;
559 bfa_fcs_itnim_get_fcid(struct bfa_fcs_itnim_s
*itnim
)
561 return itnim
->rport
->pid
;
566 bfa_fcs_itnim_get_maxfrsize(struct bfa_fcs_itnim_s
*itnim
)
568 return itnim
->rport
->maxfrsize
;
572 static inline enum fc_cos
573 bfa_fcs_itnim_get_cos(struct bfa_fcs_itnim_s
*itnim
)
575 return itnim
->rport
->fc_cos
;
579 static inline struct bfad_itnim_s
*
580 bfa_fcs_itnim_get_drvitn(struct bfa_fcs_itnim_s
*itnim
)
582 return itnim
->itnim_drv
;
586 static inline struct bfa_itnim_s
*
587 bfa_fcs_itnim_get_halitn(struct bfa_fcs_itnim_s
*itnim
)
589 return itnim
->bfa_itnim
;
593 * bfa fcs FCP Initiator mode API functions
595 void bfa_fcs_itnim_get_attr(struct bfa_fcs_itnim_s
*itnim
,
596 struct bfa_itnim_attr_s
*attr
);
597 void bfa_fcs_itnim_get_stats(struct bfa_fcs_itnim_s
*itnim
,
598 struct bfa_itnim_stats_s
*stats
);
599 struct bfa_fcs_itnim_s
*bfa_fcs_itnim_lookup(struct bfa_fcs_lport_s
*port
,
601 bfa_status_t
bfa_fcs_itnim_attr_get(struct bfa_fcs_lport_s
*port
, wwn_t rpwwn
,
602 struct bfa_itnim_attr_s
*attr
);
603 bfa_status_t
bfa_fcs_itnim_stats_get(struct bfa_fcs_lport_s
*port
, wwn_t rpwwn
,
604 struct bfa_itnim_stats_s
*stats
);
605 bfa_status_t
bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s
*port
,
607 struct bfa_fcs_itnim_s
*bfa_fcs_itnim_create(struct bfa_fcs_rport_s
*rport
);
608 void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s
*itnim
);
609 void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s
*itnim
);
610 void bfa_fcs_itnim_brp_online(struct bfa_fcs_itnim_s
*itnim
);
611 bfa_status_t
bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s
*itnim
);
612 void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s
*itnim
);
613 void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s
*itnim
,
614 struct fchs_s
*fchs
, u16 len
);
616 #define BFA_FCS_FDMI_SUPP_SPEEDS_4G (FDMI_TRANS_SPEED_1G | \
617 FDMI_TRANS_SPEED_2G | \
620 #define BFA_FCS_FDMI_SUPP_SPEEDS_8G (FDMI_TRANS_SPEED_1G | \
621 FDMI_TRANS_SPEED_2G | \
622 FDMI_TRANS_SPEED_4G | \
625 #define BFA_FCS_FDMI_SUPP_SPEEDS_16G (FDMI_TRANS_SPEED_2G | \
626 FDMI_TRANS_SPEED_4G | \
627 FDMI_TRANS_SPEED_8G | \
628 FDMI_TRANS_SPEED_16G)
630 #define BFA_FCS_FDMI_SUPP_SPEEDS_10G FDMI_TRANS_SPEED_10G
632 #define BFA_FCS_FDMI_VENDOR_INFO_LEN 8
633 #define BFA_FCS_FDMI_FC4_TYPE_LEN 32
636 * HBA Attribute Block : BFA internal representation. Note : Some variable
637 * sizes have been trimmed to suit BFA For Ex : Model will be "QLogic ". Based
638 * on this the size has been reduced to 16 bytes from the standard's 64 bytes.
640 struct bfa_fcs_fdmi_hba_attr_s
{
647 u8 driver_version
[BFA_VERSION_LEN
];
648 u8 option_rom_ver
[BFA_VERSION_LEN
];
649 u8 fw_version
[BFA_VERSION_LEN
];
652 struct bfa_lport_symname_s node_sym_name
;
653 u8 vendor_info
[BFA_FCS_FDMI_VENDOR_INFO_LEN
];
656 u8 bios_ver
[BFA_VERSION_LEN
];
660 * Port Attribute Block
662 struct bfa_fcs_fdmi_port_attr_s
{
663 u8 supp_fc4_types
[BFA_FCS_FDMI_FC4_TYPE_LEN
];
664 __be32 supp_speed
; /* supported speed */
665 __be32 curr_speed
; /* current Speed */
666 __be32 max_frm_size
; /* max frame size */
667 u8 os_device_name
[256]; /* OS device Name */
668 u8 host_name
[256]; /* host name */
671 struct bfa_lport_symname_s port_sym_name
;
674 wwn_t port_fabric_name
;
675 u8 port_act_fc4_type
[BFA_FCS_FDMI_FC4_TYPE_LEN
];
680 struct bfa_fcs_stats_s
{
682 u32 untagged
; /* untagged receive frames */
683 u32 tagged
; /* tagged receive frames */
684 u32 vfid_unknown
; /* VF id is unknown */
688 struct bfa_fcs_driver_info_s
{
689 u8 version
[BFA_VERSION_LEN
]; /* Driver Version */
690 u8 host_machine_name
[BFA_FCS_OS_STR_LEN
];
691 u8 host_os_name
[BFA_FCS_OS_STR_LEN
]; /* OS name and version */
692 u8 host_os_patch
[BFA_FCS_OS_STR_LEN
]; /* patch or service pack */
693 u8 os_device_name
[BFA_FCS_OS_STR_LEN
]; /* Driver Device Name */
697 struct bfa_s
*bfa
; /* corresponding BFA bfa instance */
698 struct bfad_s
*bfad
; /* corresponding BDA driver instance */
699 struct bfa_trc_mod_s
*trcmod
; /* tracing module */
700 bfa_boolean_t vf_enabled
; /* VF mode is enabled */
701 bfa_boolean_t fdmi_enabled
; /* FDMI is enabled */
702 bfa_boolean_t min_cfg
; /* min cfg enabled/disabled */
703 u16 port_vfid
; /* port default VF ID */
704 struct bfa_fcs_driver_info_s driver_info
;
705 struct bfa_fcs_fabric_s fabric
; /* base fabric state machine */
706 struct bfa_fcs_stats_s stats
; /* FCS statistics */
707 struct bfa_wc_s wc
; /* waiting counter */
709 u32 num_rport_logins
;
713 * fcs_fabric_sm fabric state machine functions
717 * Fabric state machine events
719 enum bfa_fcs_fabric_event
{
720 BFA_FCS_FABRIC_SM_CREATE
= 1, /* create from driver */
721 BFA_FCS_FABRIC_SM_DELETE
= 2, /* delete from driver */
722 BFA_FCS_FABRIC_SM_LINK_DOWN
= 3, /* link down from port */
723 BFA_FCS_FABRIC_SM_LINK_UP
= 4, /* link up from port */
724 BFA_FCS_FABRIC_SM_CONT_OP
= 5, /* flogi/auth continue op */
725 BFA_FCS_FABRIC_SM_RETRY_OP
= 6, /* flogi/auth retry op */
726 BFA_FCS_FABRIC_SM_NO_FABRIC
= 7, /* from flogi/auth */
727 BFA_FCS_FABRIC_SM_PERF_EVFP
= 8, /* from flogi/auth */
728 BFA_FCS_FABRIC_SM_ISOLATE
= 9, /* from EVFP processing */
729 BFA_FCS_FABRIC_SM_NO_TAGGING
= 10, /* no VFT tagging from EVFP */
730 BFA_FCS_FABRIC_SM_DELAYED
= 11, /* timeout delay event */
731 BFA_FCS_FABRIC_SM_AUTH_FAILED
= 12, /* auth failed */
732 BFA_FCS_FABRIC_SM_AUTH_SUCCESS
= 13, /* auth successful */
733 BFA_FCS_FABRIC_SM_DELCOMP
= 14, /* all vports deleted event */
734 BFA_FCS_FABRIC_SM_LOOPBACK
= 15, /* Received our own FLOGI */
735 BFA_FCS_FABRIC_SM_START
= 16, /* from driver */
736 BFA_FCS_FABRIC_SM_STOP
= 17, /* Stop from driver */
737 BFA_FCS_FABRIC_SM_STOPCOMP
= 18, /* Stop completion */
738 BFA_FCS_FABRIC_SM_LOGOCOMP
= 19, /* FLOGO completion */
742 * fcs_rport_sm FCS rport state machine events
746 RPSM_EVENT_PLOGI_SEND
= 1, /* new rport; start with PLOGI */
747 RPSM_EVENT_PLOGI_RCVD
= 2, /* Inbound PLOGI from remote port */
748 RPSM_EVENT_PLOGI_COMP
= 3, /* PLOGI completed to rport */
749 RPSM_EVENT_LOGO_RCVD
= 4, /* LOGO from remote device */
750 RPSM_EVENT_LOGO_IMP
= 5, /* implicit logo for SLER */
751 RPSM_EVENT_FCXP_SENT
= 6, /* Frame from has been sent */
752 RPSM_EVENT_DELETE
= 7, /* RPORT delete request */
753 RPSM_EVENT_FAB_SCN
= 8, /* state change notification */
754 RPSM_EVENT_ACCEPTED
= 9, /* Good response from remote device */
755 RPSM_EVENT_FAILED
= 10, /* Request to rport failed. */
756 RPSM_EVENT_TIMEOUT
= 11, /* Rport SM timeout event */
757 RPSM_EVENT_HCB_ONLINE
= 12, /* BFA rport online callback */
758 RPSM_EVENT_HCB_OFFLINE
= 13, /* BFA rport offline callback */
759 RPSM_EVENT_FC4_OFFLINE
= 14, /* FC-4 offline complete */
760 RPSM_EVENT_ADDRESS_CHANGE
= 15, /* Rport's PID has changed */
761 RPSM_EVENT_ADDRESS_DISC
= 16, /* Need to Discover rport's PID */
762 RPSM_EVENT_PRLO_RCVD
= 17, /* PRLO from remote device */
763 RPSM_EVENT_PLOGI_RETRY
= 18, /* Retry PLOGI continuously */
764 RPSM_EVENT_SCN_OFFLINE
= 19, /* loop scn offline */
765 RPSM_EVENT_SCN_ONLINE
= 20, /* loop scn online */
766 RPSM_EVENT_FC4_FCS_ONLINE
= 21, /* FC-4 FCS online complete */
770 * fcs_itnim_sm FCS itnim state machine events
772 enum bfa_fcs_itnim_event
{
773 BFA_FCS_ITNIM_SM_FCS_ONLINE
= 1, /* rport online event */
774 BFA_FCS_ITNIM_SM_OFFLINE
= 2, /* rport offline */
775 BFA_FCS_ITNIM_SM_FRMSENT
= 3, /* prli frame is sent */
776 BFA_FCS_ITNIM_SM_RSP_OK
= 4, /* good response */
777 BFA_FCS_ITNIM_SM_RSP_ERROR
= 5, /* error response */
778 BFA_FCS_ITNIM_SM_TIMEOUT
= 6, /* delay timeout */
779 BFA_FCS_ITNIM_SM_HCB_OFFLINE
= 7, /* BFA online callback */
780 BFA_FCS_ITNIM_SM_HCB_ONLINE
= 8, /* BFA offline callback */
781 BFA_FCS_ITNIM_SM_INITIATOR
= 9, /* rport is initiator */
782 BFA_FCS_ITNIM_SM_DELETE
= 10, /* delete event from rport */
783 BFA_FCS_ITNIM_SM_PRLO
= 11, /* delete event from rport */
784 BFA_FCS_ITNIM_SM_RSP_NOT_SUPP
= 12, /* cmd not supported rsp */
785 BFA_FCS_ITNIM_SM_HAL_ONLINE
= 13, /* bfa rport online event */
789 * bfa fcs API functions
791 void bfa_fcs_attach(struct bfa_fcs_s
*fcs
, struct bfa_s
*bfa
,
793 bfa_boolean_t min_cfg
);
794 void bfa_fcs_init(struct bfa_fcs_s
*fcs
);
795 void bfa_fcs_pbc_vport_init(struct bfa_fcs_s
*fcs
);
796 void bfa_fcs_update_cfg(struct bfa_fcs_s
*fcs
);
797 void bfa_fcs_driver_info_init(struct bfa_fcs_s
*fcs
,
798 struct bfa_fcs_driver_info_s
*driver_info
);
799 void bfa_fcs_exit(struct bfa_fcs_s
*fcs
);
800 void bfa_fcs_stop(struct bfa_fcs_s
*fcs
);
803 * bfa fcs vf public functions
805 bfa_fcs_vf_t
*bfa_fcs_vf_lookup(struct bfa_fcs_s
*fcs
, u16 vf_id
);
806 void bfa_fcs_vf_get_ports(bfa_fcs_vf_t
*vf
, wwn_t vpwwn
[], int *nports
);
809 * fabric protected interface functions
811 void bfa_fcs_fabric_modinit(struct bfa_fcs_s
*fcs
);
812 void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s
*fabric
);
813 void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s
*fabric
);
814 void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s
*fabric
,
815 struct bfa_fcs_vport_s
*vport
);
816 void bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s
*fabric
,
817 struct bfa_fcs_vport_s
*vport
);
818 struct bfa_fcs_vport_s
*bfa_fcs_fabric_vport_lookup(
819 struct bfa_fcs_fabric_s
*fabric
, wwn_t pwwn
);
820 void bfa_fcs_fabric_modstart(struct bfa_fcs_s
*fcs
);
821 void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s
*fabric
,
822 struct fchs_s
*fchs
, u16 len
);
823 void bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s
*fabric
);
824 void bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s
*fabric
);
825 void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s
*fabric
,
827 u16
bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s
*fabric
);
828 void bfa_fcs_fabric_modstop(struct bfa_fcs_s
*fcs
);
829 void bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s
*fabric
,
830 enum bfa_fcs_fabric_event event
);
831 void bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s
*fabric
,
832 enum bfa_fcs_fabric_event event
);
833 void bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s
*fabric
,
834 enum bfa_fcs_fabric_event event
);
837 * BFA FCS callback interfaces
841 * fcb Main fcs callbacks
852 struct bfad_port_s
*bfa_fcb_lport_new(struct bfad_s
*bfad
,
853 struct bfa_fcs_lport_s
*port
,
854 enum bfa_lport_role roles
,
855 struct bfad_vf_s
*vf_drv
,
856 struct bfad_vport_s
*vp_drv
);
861 void bfa_fcb_pbc_vport_create(struct bfad_s
*bfad
, struct bfi_pbc_vport_s
);
866 bfa_status_t
bfa_fcb_rport_alloc(struct bfad_s
*bfad
,
867 struct bfa_fcs_rport_s
**rport
,
868 struct bfad_rport_s
**rport_drv
);
873 int bfa_fcb_itnim_alloc(struct bfad_s
*bfad
, struct bfa_fcs_itnim_s
**itnim
,
874 struct bfad_itnim_s
**itnim_drv
);
875 void bfa_fcb_itnim_free(struct bfad_s
*bfad
,
876 struct bfad_itnim_s
*itnim_drv
);
877 void bfa_fcb_itnim_online(struct bfad_itnim_s
*itnim_drv
);
878 void bfa_fcb_itnim_offline(struct bfad_itnim_s
*itnim_drv
);
880 #endif /* __BFA_FCS_H__ */