1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
4 * Copyright (c) 2014- QLogic Corporation.
8 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
16 #include "bfa_defs_fcs.h"
17 #include "bfa_modules.h"
20 #define BFA_FCS_OS_STR_LEN 64
23 * lps_pvt BFA LPS private functions
27 BFA_LPS_SM_LOGIN
= 1, /* login request from user */
28 BFA_LPS_SM_LOGOUT
= 2, /* logout request from user */
29 BFA_LPS_SM_FWRSP
= 3, /* f/w response to login/logout */
30 BFA_LPS_SM_RESUME
= 4, /* space present in reqq queue */
31 BFA_LPS_SM_DELETE
= 5, /* lps delete from user */
32 BFA_LPS_SM_OFFLINE
= 6, /* Link is offline */
33 BFA_LPS_SM_RX_CVL
= 7, /* Rx clear virtual link */
34 BFA_LPS_SM_SET_N2N_PID
= 8, /* Set assigned PID for n2n */
39 * !!! Only append to the enums defined here to avoid any versioning
40 * !!! needed between trace utility and driver version
45 BFA_TRC_FCS_RPORT
= 3,
46 BFA_TRC_FCS_FCPIM
= 4,
52 #define __fcs_min_cfg(__fcs) ((__fcs)->min_cfg)
54 #define BFA_FCS_BRCD_SWITCH_OUI 0x051e
55 #define N2N_LOCAL_PID 0x010000
56 #define N2N_REMOTE_PID 0x020000
57 #define BFA_FCS_RETRY_TIMEOUT 2000
58 #define BFA_FCS_MAX_NS_RETRIES 5
59 #define BFA_FCS_PID_IS_WKA(pid) ((bfa_ntoh3b(pid) > 0xFFF000) ? 1 : 0)
60 #define BFA_FCS_MAX_RPORT_LOGINS 1024
62 struct bfa_fcs_lport_ns_s
{
63 bfa_sm_t sm
; /* state machine */
64 struct bfa_timer_s timer
;
65 struct bfa_fcs_lport_s
*port
; /* parent port */
66 struct bfa_fcxp_s
*fcxp
;
67 struct bfa_fcxp_wqe_s fcxp_wqe
;
69 u8 num_rsnn_nn_retries
;
73 struct bfa_fcs_lport_scn_s
{
74 bfa_sm_t sm
; /* state machine */
75 struct bfa_timer_s timer
;
76 struct bfa_fcs_lport_s
*port
; /* parent port */
77 struct bfa_fcxp_s
*fcxp
;
78 struct bfa_fcxp_wqe_s fcxp_wqe
;
82 struct bfa_fcs_lport_fdmi_s
{
83 bfa_sm_t sm
; /* state machine */
84 struct bfa_timer_s timer
;
85 struct bfa_fcs_lport_ms_s
*ms
; /* parent ms */
86 struct bfa_fcxp_s
*fcxp
;
87 struct bfa_fcxp_wqe_s fcxp_wqe
;
88 u8 retry_cnt
; /* retry count */
93 struct bfa_fcs_lport_ms_s
{
94 bfa_sm_t sm
; /* state machine */
95 struct bfa_timer_s timer
;
96 struct bfa_fcs_lport_s
*port
; /* parent port */
97 struct bfa_fcxp_s
*fcxp
;
98 struct bfa_fcxp_wqe_s fcxp_wqe
;
99 struct bfa_fcs_lport_fdmi_s fdmi
; /* FDMI component of MS */
100 u8 retry_cnt
; /* retry count */
105 struct bfa_fcs_lport_fab_s
{
106 struct bfa_fcs_lport_ns_s ns
; /* NS component of port */
107 struct bfa_fcs_lport_scn_s scn
; /* scn component of port */
108 struct bfa_fcs_lport_ms_s ms
; /* MS component of port */
111 #define MAX_ALPA_COUNT 127
113 struct bfa_fcs_lport_loop_s
{
114 u8 num_alpa
; /* Num of ALPA entries in the map */
115 u8 alpabm_valid
; /* alpa bitmap valid or not (1 or 0) */
116 u8 alpa_pos_map
[MAX_ALPA_COUNT
]; /* ALPA Positional Map */
117 struct bfa_fcs_lport_s
*port
; /* parent port */
120 struct bfa_fcs_lport_n2n_s
{
122 __be16 reply_oxid
; /* ox_id from the req flogi to be
123 *used in flogi acc */
124 wwn_t rem_port_wwn
; /* Attached port's wwn */
128 union bfa_fcs_lport_topo_u
{
129 struct bfa_fcs_lport_fab_s pfab
;
130 struct bfa_fcs_lport_loop_s ploop
;
131 struct bfa_fcs_lport_n2n_s pn2n
;
135 struct bfa_fcs_lport_s
{
136 struct list_head qe
; /* used by port/vport */
137 bfa_sm_t sm
; /* state machine */
138 struct bfa_fcs_fabric_s
*fabric
; /* parent fabric */
139 struct bfa_lport_cfg_s port_cfg
; /* port configuration */
140 struct bfa_timer_s link_timer
; /* timer for link offline */
141 u32 pid
:24; /* FC address */
142 u8 lp_tag
; /* lport tag */
143 u16 num_rports
; /* Num of r-ports */
144 struct list_head rport_q
; /* queue of discovered r-ports */
145 struct bfa_fcs_s
*fcs
; /* FCS instance */
146 union bfa_fcs_lport_topo_u port_topo
; /* fabric/loop/n2n details */
147 struct bfad_port_s
*bfad_port
; /* driver peer instance */
148 struct bfa_fcs_vport_s
*vport
; /* NULL for base ports */
149 struct bfa_fcxp_s
*fcxp
;
150 struct bfa_fcxp_wqe_s fcxp_wqe
;
151 struct bfa_lport_stats_s stats
;
152 struct bfa_wc_s wc
; /* waiting counter for events */
154 #define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa)
155 #define BFA_FCS_GET_NS_FROM_PORT(port) (&port->port_topo.pfab.ns)
156 #define BFA_FCS_GET_SCN_FROM_PORT(port) (&port->port_topo.pfab.scn)
157 #define BFA_FCS_GET_MS_FROM_PORT(port) (&port->port_topo.pfab.ms)
158 #define BFA_FCS_GET_FDMI_FROM_PORT(port) (&port->port_topo.pfab.ms.fdmi)
159 #define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \
160 (port->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
163 * forward declaration
167 enum bfa_fcs_fabric_type
{
168 BFA_FCS_FABRIC_UNKNOWN
= 0,
169 BFA_FCS_FABRIC_SWITCHED
= 1,
170 BFA_FCS_FABRIC_N2N
= 2,
171 BFA_FCS_FABRIC_LOOP
= 3,
175 struct bfa_fcs_fabric_s
{
176 struct list_head qe
; /* queue element */
177 bfa_sm_t sm
; /* state machine */
178 struct bfa_fcs_s
*fcs
; /* FCS instance */
179 struct bfa_fcs_lport_s bport
; /* base logical port */
180 enum bfa_fcs_fabric_type fab_type
; /* fabric type */
181 enum bfa_port_type oper_type
; /* current link topology */
182 u8 is_vf
; /* is virtual fabric? */
183 u8 is_npiv
; /* is NPIV supported ? */
184 u8 is_auth
; /* is Security/Auth supported ? */
185 u16 bb_credit
; /* BB credit from fabric */
186 u16 vf_id
; /* virtual fabric ID */
187 u16 num_vports
; /* num vports */
189 struct list_head vport_q
; /* queue of virtual ports */
190 struct list_head vf_q
; /* queue of virtual fabrics */
191 struct bfad_vf_s
*vf_drv
; /* driver vf structure */
192 struct bfa_timer_s link_timer
; /* Link Failure timer. Vport */
193 wwn_t fabric_name
; /* attached fabric name */
194 bfa_boolean_t auth_reqd
; /* authentication required */
195 struct bfa_timer_s delay_timer
; /* delay timer */
197 u16 swp_vfid
;/* switch port VF id */
199 struct bfa_wc_s wc
; /* wait counter for delete */
200 struct bfa_vf_stats_s stats
; /* fabric/vf stats */
201 struct bfa_lps_s
*lps
; /* lport login services */
202 u8 fabric_ip_addr
[BFA_FCS_FABRIC_IPADDR_SZ
];
203 /* attached fabric's ip addr */
204 struct bfa_wc_s stop_wc
; /* wait counter for stop */
207 #define bfa_fcs_fabric_npiv_capable(__f) ((__f)->is_npiv)
208 #define bfa_fcs_fabric_is_switched(__f) \
209 ((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED)
212 * The design calls for a single implementation of base fabric and vf.
214 #define bfa_fcs_vf_t struct bfa_fcs_fabric_s
216 struct bfa_vf_event_s
{
221 struct bfa_fcs_fabric_s
;
224 * @todo : need to move to a global config file.
225 * Maximum Rports supported per port (physical/logical).
227 #define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */
229 #define bfa_fcs_lport_t struct bfa_fcs_lport_s
232 * Symbolic Name related defines
234 * Physical Port's symbolic name 128 bytes.
235 * For Vports, Vport's symbolic name is appended to the Physical port's
238 * Physical Port's symbolic name Format : (Total 128 bytes)
239 * Adapter Model number/name : 16 bytes
240 * Driver Version : 10 bytes
241 * Host Machine Name : 30 bytes
242 * Host OS Info : 44 bytes
243 * Host OS PATCH Info : 16 bytes
244 * ( remaining 12 bytes reserved to be used for separator)
246 #define BFA_FCS_PORT_SYMBNAME_SEPARATOR " | "
248 #define BFA_FCS_PORT_SYMBNAME_MODEL_SZ 16
249 #define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10
250 #define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30
251 #define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 44
252 #define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16
255 * Get FC port ID for a logical port.
257 #define bfa_fcs_lport_get_fcid(_lport) ((_lport)->pid)
258 #define bfa_fcs_lport_get_pwwn(_lport) ((_lport)->port_cfg.pwwn)
259 #define bfa_fcs_lport_get_nwwn(_lport) ((_lport)->port_cfg.nwwn)
260 #define bfa_fcs_lport_get_psym_name(_lport) ((_lport)->port_cfg.sym_name)
261 #define bfa_fcs_lport_get_nsym_name(_lport) ((_lport)->port_cfg.node_sym_name)
262 #define bfa_fcs_lport_is_initiator(_lport) \
263 ((_lport)->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
264 #define bfa_fcs_lport_get_nrports(_lport) \
265 ((_lport) ? (_lport)->num_rports : 0)
267 static inline struct bfad_port_s
*
268 bfa_fcs_lport_get_drvport(struct bfa_fcs_lport_s
*port
)
270 return port
->bfad_port
;
273 #define bfa_fcs_lport_get_opertype(_lport) ((_lport)->fabric->oper_type)
274 #define bfa_fcs_lport_get_fabric_name(_lport) ((_lport)->fabric->fabric_name)
275 #define bfa_fcs_lport_get_fabric_ipaddr(_lport) \
276 ((_lport)->fabric->fabric_ip_addr)
279 * bfa fcs port public functions
282 bfa_boolean_t
bfa_fcs_lport_is_online(struct bfa_fcs_lport_s
*port
);
283 struct bfa_fcs_lport_s
*bfa_fcs_get_base_port(struct bfa_fcs_s
*fcs
);
284 void bfa_fcs_lport_get_rport_quals(struct bfa_fcs_lport_s
*port
,
285 struct bfa_rport_qualifier_s rport
[], int *nrports
);
286 wwn_t
bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s
*port
, wwn_t wwn
,
287 int index
, int nrports
, bfa_boolean_t bwwn
);
289 struct bfa_fcs_lport_s
*bfa_fcs_lookup_port(struct bfa_fcs_s
*fcs
,
290 u16 vf_id
, wwn_t lpwwn
);
292 void bfa_fcs_lport_set_symname(struct bfa_fcs_lport_s
*port
, char *symname
);
293 void bfa_fcs_lport_get_info(struct bfa_fcs_lport_s
*port
,
294 struct bfa_lport_info_s
*port_info
);
295 void bfa_fcs_lport_get_attr(struct bfa_fcs_lport_s
*port
,
296 struct bfa_lport_attr_s
*port_attr
);
297 void bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s
*fcs_port
,
298 struct bfa_lport_stats_s
*port_stats
);
299 void bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s
*fcs_port
);
300 enum bfa_port_speed
bfa_fcs_lport_get_rport_max_speed(
301 struct bfa_fcs_lport_s
*port
);
303 /* MS FCS routines */
304 void bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s
*port
);
305 void bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s
*port
);
306 void bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s
*port
);
307 void bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s
*port
);
309 /* FDMI FCS routines */
310 void bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s
*ms
);
311 void bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s
*ms
);
312 void bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s
*ms
);
313 void bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s
*lport
, struct fchs_s
*fchs
,
315 void bfa_fcs_lport_attach(struct bfa_fcs_lport_s
*lport
, struct bfa_fcs_s
*fcs
,
316 u16 vf_id
, struct bfa_fcs_vport_s
*vport
);
317 void bfa_fcs_lport_init(struct bfa_fcs_lport_s
*lport
,
318 struct bfa_lport_cfg_s
*port_cfg
);
319 void bfa_fcs_lport_online(struct bfa_fcs_lport_s
*port
);
320 void bfa_fcs_lport_offline(struct bfa_fcs_lport_s
*port
);
321 void bfa_fcs_lport_delete(struct bfa_fcs_lport_s
*port
);
322 void bfa_fcs_lport_stop(struct bfa_fcs_lport_s
*port
);
323 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_pid(
324 struct bfa_fcs_lport_s
*port
, u32 pid
);
325 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_old_pid(
326 struct bfa_fcs_lport_s
*port
, u32 pid
);
327 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_pwwn(
328 struct bfa_fcs_lport_s
*port
, wwn_t pwwn
);
329 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_nwwn(
330 struct bfa_fcs_lport_s
*port
, wwn_t nwwn
);
331 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_qualifier(
332 struct bfa_fcs_lport_s
*port
, wwn_t pwwn
, u32 pid
);
333 void bfa_fcs_lport_add_rport(struct bfa_fcs_lport_s
*port
,
334 struct bfa_fcs_rport_s
*rport
);
335 void bfa_fcs_lport_del_rport(struct bfa_fcs_lport_s
*port
,
336 struct bfa_fcs_rport_s
*rport
);
337 void bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s
*vport
);
338 void bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s
*vport
);
339 void bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s
*vport
);
340 void bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s
*port
);
341 void bfa_fcs_lport_ns_util_send_rspn_id(void *cbarg
,
342 struct bfa_fcxp_s
*fcxp_alloced
);
343 void bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s
*vport
);
344 void bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s
*vport
);
345 void bfa_fcs_lport_fab_scn_online(struct bfa_fcs_lport_s
*vport
);
346 void bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s
*port
,
347 struct fchs_s
*rx_frame
, u32 len
);
348 void bfa_fcs_lport_lip_scn_online(bfa_fcs_lport_t
*port
);
350 struct bfa_fcs_vport_s
{
351 struct list_head qe
; /* queue elem */
352 bfa_sm_t sm
; /* state machine */
353 bfa_fcs_lport_t lport
; /* logical port */
354 struct bfa_timer_s timer
;
355 struct bfad_vport_s
*vport_drv
; /* Driver private */
356 struct bfa_vport_stats_s vport_stats
; /* vport statistics */
357 struct bfa_lps_s
*lps
; /* Lport login service*/
361 #define bfa_fcs_vport_get_port(vport) \
362 ((struct bfa_fcs_lport_s *)(&vport->port))
365 * bfa fcs vport public functions
367 bfa_status_t
bfa_fcs_vport_create(struct bfa_fcs_vport_s
*vport
,
368 struct bfa_fcs_s
*fcs
, u16 vf_id
,
369 struct bfa_lport_cfg_s
*port_cfg
,
370 struct bfad_vport_s
*vport_drv
);
371 bfa_status_t
bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s
*vport
,
372 struct bfa_fcs_s
*fcs
, u16 vf_id
,
373 struct bfa_lport_cfg_s
*port_cfg
,
374 struct bfad_vport_s
*vport_drv
);
375 bfa_boolean_t
bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s
*vport
);
376 bfa_status_t
bfa_fcs_vport_delete(struct bfa_fcs_vport_s
*vport
);
377 bfa_status_t
bfa_fcs_vport_start(struct bfa_fcs_vport_s
*vport
);
378 bfa_status_t
bfa_fcs_vport_stop(struct bfa_fcs_vport_s
*vport
);
379 void bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s
*vport
,
380 struct bfa_vport_attr_s
*vport_attr
);
381 struct bfa_fcs_vport_s
*bfa_fcs_vport_lookup(struct bfa_fcs_s
*fcs
,
382 u16 vf_id
, wwn_t vpwwn
);
383 void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s
*vport
);
384 void bfa_fcs_vport_online(struct bfa_fcs_vport_s
*vport
);
385 void bfa_fcs_vport_offline(struct bfa_fcs_vport_s
*vport
);
386 void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s
*vport
);
387 void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s
*vport
);
388 void bfa_fcs_vport_fcs_stop(struct bfa_fcs_vport_s
*vport
);
389 void bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s
*vport
);
391 #define BFA_FCS_RPORT_DEF_DEL_TIMEOUT 90 /* in secs */
392 #define BFA_FCS_RPORT_MAX_RETRIES (5)
395 * forward declarations
399 struct bfa_fcs_itnim_s
;
400 struct bfa_fcs_tin_s
;
401 struct bfa_fcs_iprp_s
;
403 /* Rport Features (RPF) */
404 struct bfa_fcs_rpf_s
{
405 bfa_sm_t sm
; /* state machine */
406 struct bfa_fcs_rport_s
*rport
; /* parent rport */
407 struct bfa_timer_s timer
; /* general purpose timer */
408 struct bfa_fcxp_s
*fcxp
; /* FCXP needed for discarding */
409 struct bfa_fcxp_wqe_s fcxp_wqe
; /* fcxp wait queue element */
410 int rpsc_retries
; /* max RPSC retry attempts */
411 enum bfa_port_speed rpsc_speed
;
412 /* Current Speed from RPSC. O if RPSC fails */
413 enum bfa_port_speed assigned_speed
;
415 * Speed assigned by the user. will be used if RPSC is
416 * not supported by the rport.
420 struct bfa_fcs_rport_s
{
421 struct list_head qe
; /* used by port/vport */
422 struct bfa_fcs_lport_s
*port
; /* parent FCS port */
423 struct bfa_fcs_s
*fcs
; /* fcs instance */
424 struct bfad_rport_s
*rp_drv
; /* driver peer instance */
425 u32 pid
; /* port ID of rport */
426 u32 old_pid
; /* PID before rport goes offline */
427 u16 maxfrsize
; /* maximum frame size */
428 __be16 reply_oxid
; /* OX_ID of inbound requests */
429 enum fc_cos fc_cos
; /* FC classes of service supp */
430 bfa_boolean_t cisc
; /* CISC capable device */
431 bfa_boolean_t prlo
; /* processing prlo or LOGO */
432 bfa_boolean_t plogi_pending
; /* Rx Plogi Pending */
433 wwn_t pwwn
; /* port wwn of rport */
434 wwn_t nwwn
; /* node wwn of rport */
435 struct bfa_rport_symname_s psym_name
; /* port symbolic name */
436 bfa_sm_t sm
; /* state machine */
437 struct bfa_timer_s timer
; /* general purpose timer */
438 struct bfa_fcs_itnim_s
*itnim
; /* ITN initiator mode role */
439 struct bfa_fcs_tin_s
*tin
; /* ITN initiator mode role */
440 struct bfa_fcs_iprp_s
*iprp
; /* IP/FC role */
441 struct bfa_rport_s
*bfa_rport
; /* BFA Rport */
442 struct bfa_fcxp_s
*fcxp
; /* FCXP needed for discarding */
443 int plogi_retries
; /* max plogi retry attempts */
444 int ns_retries
; /* max NS query retry attempts */
445 struct bfa_fcxp_wqe_s fcxp_wqe
; /* fcxp wait queue element */
446 struct bfa_rport_stats_s stats
; /* rport stats */
447 enum bfa_rport_function scsi_function
; /* Initiator/Target */
448 struct bfa_fcs_rpf_s rpf
; /* Rport features module */
449 bfa_boolean_t scn_online
; /* SCN online flag */
452 static inline struct bfa_rport_s
*
453 bfa_fcs_rport_get_halrport(struct bfa_fcs_rport_s
*rport
)
455 return rport
->bfa_rport
;
459 * bfa fcs rport API functions
461 void bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s
*rport
,
462 struct bfa_rport_attr_s
*attr
);
463 struct bfa_fcs_rport_s
*bfa_fcs_rport_lookup(struct bfa_fcs_lport_s
*port
,
465 struct bfa_fcs_rport_s
*bfa_fcs_rport_lookup_by_nwwn(
466 struct bfa_fcs_lport_s
*port
, wwn_t rnwwn
);
467 void bfa_fcs_rport_set_del_timeout(u8 rport_tmo
);
468 void bfa_fcs_rport_set_max_logins(u32 max_logins
);
469 void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s
*rport
,
470 struct fchs_s
*fchs
, u16 len
);
471 void bfa_fcs_rport_scn(struct bfa_fcs_rport_s
*rport
);
473 struct bfa_fcs_rport_s
*bfa_fcs_rport_create(struct bfa_fcs_lport_s
*port
,
475 void bfa_fcs_rport_start(struct bfa_fcs_lport_s
*port
, struct fchs_s
*rx_fchs
,
476 struct fc_logi_s
*plogi_rsp
);
477 void bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s
*port
,
478 struct fchs_s
*rx_fchs
,
479 struct fc_logi_s
*plogi
);
480 void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s
*rport
, struct fchs_s
*fchs
,
481 struct fc_logi_s
*plogi
);
482 void bfa_fcs_rport_prlo(struct bfa_fcs_rport_s
*rport
, __be16 ox_id
);
484 void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s
*rport
);
485 void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s
*rport
);
486 int bfa_fcs_rport_get_state(struct bfa_fcs_rport_s
*rport
);
487 struct bfa_fcs_rport_s
*bfa_fcs_rport_create_by_wwn(
488 struct bfa_fcs_lport_s
*port
, wwn_t wwn
);
489 void bfa_fcs_rpf_init(struct bfa_fcs_rport_s
*rport
);
490 void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s
*rport
);
491 void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s
*rport
);
494 * forward declarations
498 struct bfa_fcs_itnim_s
{
499 bfa_sm_t sm
; /* state machine */
500 struct bfa_fcs_rport_s
*rport
; /* parent remote rport */
501 struct bfad_itnim_s
*itnim_drv
; /* driver peer instance */
502 struct bfa_fcs_s
*fcs
; /* fcs instance */
503 struct bfa_timer_s timer
; /* timer functions */
504 struct bfa_itnim_s
*bfa_itnim
; /* BFA itnim struct */
505 u32 prli_retries
; /* max prli retry attempts */
506 bfa_boolean_t seq_rec
; /* seq recovery support */
507 bfa_boolean_t rec_support
; /* REC supported */
508 bfa_boolean_t conf_comp
; /* FCP_CONF support */
509 bfa_boolean_t task_retry_id
; /* task retry id supp */
510 struct bfa_fcxp_wqe_s fcxp_wqe
; /* wait qelem for fcxp */
511 struct bfa_fcxp_s
*fcxp
; /* FCXP in use */
512 struct bfa_itnim_stats_s stats
; /* itn statistics */
514 #define bfa_fcs_fcxp_alloc(__fcs, __req) \
515 bfa_fcxp_req_rsp_alloc(NULL, (__fcs)->bfa, 0, 0, \
516 NULL, NULL, NULL, NULL, __req)
517 #define bfa_fcs_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
518 __alloc_cbarg, __req) \
519 bfa_fcxp_req_rsp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
520 __alloc_cbarg, NULL, 0, 0, NULL, NULL, NULL, NULL, __req)
522 static inline struct bfad_port_s
*
523 bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s
*itnim
)
525 return itnim
->rport
->port
->bfad_port
;
529 static inline struct bfa_fcs_lport_s
*
530 bfa_fcs_itnim_get_port(struct bfa_fcs_itnim_s
*itnim
)
532 return itnim
->rport
->port
;
537 bfa_fcs_itnim_get_nwwn(struct bfa_fcs_itnim_s
*itnim
)
539 return itnim
->rport
->nwwn
;
544 bfa_fcs_itnim_get_pwwn(struct bfa_fcs_itnim_s
*itnim
)
546 return itnim
->rport
->pwwn
;
551 bfa_fcs_itnim_get_fcid(struct bfa_fcs_itnim_s
*itnim
)
553 return itnim
->rport
->pid
;
558 bfa_fcs_itnim_get_maxfrsize(struct bfa_fcs_itnim_s
*itnim
)
560 return itnim
->rport
->maxfrsize
;
564 static inline enum fc_cos
565 bfa_fcs_itnim_get_cos(struct bfa_fcs_itnim_s
*itnim
)
567 return itnim
->rport
->fc_cos
;
571 static inline struct bfad_itnim_s
*
572 bfa_fcs_itnim_get_drvitn(struct bfa_fcs_itnim_s
*itnim
)
574 return itnim
->itnim_drv
;
578 static inline struct bfa_itnim_s
*
579 bfa_fcs_itnim_get_halitn(struct bfa_fcs_itnim_s
*itnim
)
581 return itnim
->bfa_itnim
;
585 * bfa fcs FCP Initiator mode API functions
587 void bfa_fcs_itnim_get_attr(struct bfa_fcs_itnim_s
*itnim
,
588 struct bfa_itnim_attr_s
*attr
);
589 void bfa_fcs_itnim_get_stats(struct bfa_fcs_itnim_s
*itnim
,
590 struct bfa_itnim_stats_s
*stats
);
591 struct bfa_fcs_itnim_s
*bfa_fcs_itnim_lookup(struct bfa_fcs_lport_s
*port
,
593 bfa_status_t
bfa_fcs_itnim_attr_get(struct bfa_fcs_lport_s
*port
, wwn_t rpwwn
,
594 struct bfa_itnim_attr_s
*attr
);
595 bfa_status_t
bfa_fcs_itnim_stats_get(struct bfa_fcs_lport_s
*port
, wwn_t rpwwn
,
596 struct bfa_itnim_stats_s
*stats
);
597 bfa_status_t
bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s
*port
,
599 struct bfa_fcs_itnim_s
*bfa_fcs_itnim_create(struct bfa_fcs_rport_s
*rport
);
600 void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s
*itnim
);
601 void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s
*itnim
);
602 void bfa_fcs_itnim_brp_online(struct bfa_fcs_itnim_s
*itnim
);
603 bfa_status_t
bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s
*itnim
);
604 void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s
*itnim
);
605 void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s
*itnim
,
606 struct fchs_s
*fchs
, u16 len
);
608 #define BFA_FCS_FDMI_SUPP_SPEEDS_4G (FDMI_TRANS_SPEED_1G | \
609 FDMI_TRANS_SPEED_2G | \
612 #define BFA_FCS_FDMI_SUPP_SPEEDS_8G (FDMI_TRANS_SPEED_1G | \
613 FDMI_TRANS_SPEED_2G | \
614 FDMI_TRANS_SPEED_4G | \
617 #define BFA_FCS_FDMI_SUPP_SPEEDS_16G (FDMI_TRANS_SPEED_2G | \
618 FDMI_TRANS_SPEED_4G | \
619 FDMI_TRANS_SPEED_8G | \
620 FDMI_TRANS_SPEED_16G)
622 #define BFA_FCS_FDMI_SUPP_SPEEDS_10G FDMI_TRANS_SPEED_10G
624 #define BFA_FCS_FDMI_VENDOR_INFO_LEN 8
625 #define BFA_FCS_FDMI_FC4_TYPE_LEN 32
628 * HBA Attribute Block : BFA internal representation. Note : Some variable
629 * sizes have been trimmed to suit BFA For Ex : Model will be "QLogic ". Based
630 * on this the size has been reduced to 16 bytes from the standard's 64 bytes.
632 struct bfa_fcs_fdmi_hba_attr_s
{
639 u8 driver_version
[BFA_VERSION_LEN
];
640 u8 option_rom_ver
[BFA_VERSION_LEN
];
641 u8 fw_version
[BFA_VERSION_LEN
];
644 struct bfa_lport_symname_s node_sym_name
;
645 u8 vendor_info
[BFA_FCS_FDMI_VENDOR_INFO_LEN
];
648 u8 bios_ver
[BFA_VERSION_LEN
];
652 * Port Attribute Block
654 struct bfa_fcs_fdmi_port_attr_s
{
655 u8 supp_fc4_types
[BFA_FCS_FDMI_FC4_TYPE_LEN
];
656 __be32 supp_speed
; /* supported speed */
657 __be32 curr_speed
; /* current Speed */
658 __be32 max_frm_size
; /* max frame size */
659 u8 os_device_name
[256]; /* OS device Name */
660 u8 host_name
[256]; /* host name */
663 struct bfa_lport_symname_s port_sym_name
;
666 wwn_t port_fabric_name
;
667 u8 port_act_fc4_type
[BFA_FCS_FDMI_FC4_TYPE_LEN
];
672 struct bfa_fcs_stats_s
{
674 u32 untagged
; /* untagged receive frames */
675 u32 tagged
; /* tagged receive frames */
676 u32 vfid_unknown
; /* VF id is unknown */
680 struct bfa_fcs_driver_info_s
{
681 u8 version
[BFA_VERSION_LEN
]; /* Driver Version */
682 u8 host_machine_name
[BFA_FCS_OS_STR_LEN
];
683 u8 host_os_name
[BFA_FCS_OS_STR_LEN
]; /* OS name and version */
684 u8 host_os_patch
[BFA_FCS_OS_STR_LEN
]; /* patch or service pack */
685 u8 os_device_name
[BFA_FCS_OS_STR_LEN
]; /* Driver Device Name */
689 struct bfa_s
*bfa
; /* corresponding BFA bfa instance */
690 struct bfad_s
*bfad
; /* corresponding BDA driver instance */
691 struct bfa_trc_mod_s
*trcmod
; /* tracing module */
692 bfa_boolean_t vf_enabled
; /* VF mode is enabled */
693 bfa_boolean_t fdmi_enabled
; /* FDMI is enabled */
694 bfa_boolean_t min_cfg
; /* min cfg enabled/disabled */
695 u16 port_vfid
; /* port default VF ID */
696 struct bfa_fcs_driver_info_s driver_info
;
697 struct bfa_fcs_fabric_s fabric
; /* base fabric state machine */
698 struct bfa_fcs_stats_s stats
; /* FCS statistics */
699 struct bfa_wc_s wc
; /* waiting counter */
701 u32 num_rport_logins
;
705 * fcs_fabric_sm fabric state machine functions
709 * Fabric state machine events
711 enum bfa_fcs_fabric_event
{
712 BFA_FCS_FABRIC_SM_CREATE
= 1, /* create from driver */
713 BFA_FCS_FABRIC_SM_DELETE
= 2, /* delete from driver */
714 BFA_FCS_FABRIC_SM_LINK_DOWN
= 3, /* link down from port */
715 BFA_FCS_FABRIC_SM_LINK_UP
= 4, /* link up from port */
716 BFA_FCS_FABRIC_SM_CONT_OP
= 5, /* flogi/auth continue op */
717 BFA_FCS_FABRIC_SM_RETRY_OP
= 6, /* flogi/auth retry op */
718 BFA_FCS_FABRIC_SM_NO_FABRIC
= 7, /* from flogi/auth */
719 BFA_FCS_FABRIC_SM_PERF_EVFP
= 8, /* from flogi/auth */
720 BFA_FCS_FABRIC_SM_ISOLATE
= 9, /* from EVFP processing */
721 BFA_FCS_FABRIC_SM_NO_TAGGING
= 10, /* no VFT tagging from EVFP */
722 BFA_FCS_FABRIC_SM_DELAYED
= 11, /* timeout delay event */
723 BFA_FCS_FABRIC_SM_AUTH_FAILED
= 12, /* auth failed */
724 BFA_FCS_FABRIC_SM_AUTH_SUCCESS
= 13, /* auth successful */
725 BFA_FCS_FABRIC_SM_DELCOMP
= 14, /* all vports deleted event */
726 BFA_FCS_FABRIC_SM_LOOPBACK
= 15, /* Received our own FLOGI */
727 BFA_FCS_FABRIC_SM_START
= 16, /* from driver */
728 BFA_FCS_FABRIC_SM_STOP
= 17, /* Stop from driver */
729 BFA_FCS_FABRIC_SM_STOPCOMP
= 18, /* Stop completion */
730 BFA_FCS_FABRIC_SM_LOGOCOMP
= 19, /* FLOGO completion */
734 * fcs_rport_sm FCS rport state machine events
738 RPSM_EVENT_PLOGI_SEND
= 1, /* new rport; start with PLOGI */
739 RPSM_EVENT_PLOGI_RCVD
= 2, /* Inbound PLOGI from remote port */
740 RPSM_EVENT_PLOGI_COMP
= 3, /* PLOGI completed to rport */
741 RPSM_EVENT_LOGO_RCVD
= 4, /* LOGO from remote device */
742 RPSM_EVENT_LOGO_IMP
= 5, /* implicit logo for SLER */
743 RPSM_EVENT_FCXP_SENT
= 6, /* Frame from has been sent */
744 RPSM_EVENT_DELETE
= 7, /* RPORT delete request */
745 RPSM_EVENT_FAB_SCN
= 8, /* state change notification */
746 RPSM_EVENT_ACCEPTED
= 9, /* Good response from remote device */
747 RPSM_EVENT_FAILED
= 10, /* Request to rport failed. */
748 RPSM_EVENT_TIMEOUT
= 11, /* Rport SM timeout event */
749 RPSM_EVENT_HCB_ONLINE
= 12, /* BFA rport online callback */
750 RPSM_EVENT_HCB_OFFLINE
= 13, /* BFA rport offline callback */
751 RPSM_EVENT_FC4_OFFLINE
= 14, /* FC-4 offline complete */
752 RPSM_EVENT_ADDRESS_CHANGE
= 15, /* Rport's PID has changed */
753 RPSM_EVENT_ADDRESS_DISC
= 16, /* Need to Discover rport's PID */
754 RPSM_EVENT_PRLO_RCVD
= 17, /* PRLO from remote device */
755 RPSM_EVENT_PLOGI_RETRY
= 18, /* Retry PLOGI continuously */
756 RPSM_EVENT_SCN_OFFLINE
= 19, /* loop scn offline */
757 RPSM_EVENT_SCN_ONLINE
= 20, /* loop scn online */
758 RPSM_EVENT_FC4_FCS_ONLINE
= 21, /* FC-4 FCS online complete */
762 * fcs_itnim_sm FCS itnim state machine events
764 enum bfa_fcs_itnim_event
{
765 BFA_FCS_ITNIM_SM_FCS_ONLINE
= 1, /* rport online event */
766 BFA_FCS_ITNIM_SM_OFFLINE
= 2, /* rport offline */
767 BFA_FCS_ITNIM_SM_FRMSENT
= 3, /* prli frame is sent */
768 BFA_FCS_ITNIM_SM_RSP_OK
= 4, /* good response */
769 BFA_FCS_ITNIM_SM_RSP_ERROR
= 5, /* error response */
770 BFA_FCS_ITNIM_SM_TIMEOUT
= 6, /* delay timeout */
771 BFA_FCS_ITNIM_SM_HCB_OFFLINE
= 7, /* BFA online callback */
772 BFA_FCS_ITNIM_SM_HCB_ONLINE
= 8, /* BFA offline callback */
773 BFA_FCS_ITNIM_SM_INITIATOR
= 9, /* rport is initiator */
774 BFA_FCS_ITNIM_SM_DELETE
= 10, /* delete event from rport */
775 BFA_FCS_ITNIM_SM_PRLO
= 11, /* delete event from rport */
776 BFA_FCS_ITNIM_SM_RSP_NOT_SUPP
= 12, /* cmd not supported rsp */
777 BFA_FCS_ITNIM_SM_HAL_ONLINE
= 13, /* bfa rport online event */
781 * bfa fcs API functions
783 void bfa_fcs_attach(struct bfa_fcs_s
*fcs
, struct bfa_s
*bfa
,
785 bfa_boolean_t min_cfg
);
786 void bfa_fcs_init(struct bfa_fcs_s
*fcs
);
787 void bfa_fcs_pbc_vport_init(struct bfa_fcs_s
*fcs
);
788 void bfa_fcs_update_cfg(struct bfa_fcs_s
*fcs
);
789 void bfa_fcs_driver_info_init(struct bfa_fcs_s
*fcs
,
790 struct bfa_fcs_driver_info_s
*driver_info
);
791 void bfa_fcs_exit(struct bfa_fcs_s
*fcs
);
792 void bfa_fcs_stop(struct bfa_fcs_s
*fcs
);
795 * bfa fcs vf public functions
797 bfa_fcs_vf_t
*bfa_fcs_vf_lookup(struct bfa_fcs_s
*fcs
, u16 vf_id
);
798 void bfa_fcs_vf_get_ports(bfa_fcs_vf_t
*vf
, wwn_t vpwwn
[], int *nports
);
801 * fabric protected interface functions
803 void bfa_fcs_fabric_modinit(struct bfa_fcs_s
*fcs
);
804 void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s
*fabric
);
805 void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s
*fabric
);
806 void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s
*fabric
,
807 struct bfa_fcs_vport_s
*vport
);
808 void bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s
*fabric
,
809 struct bfa_fcs_vport_s
*vport
);
810 struct bfa_fcs_vport_s
*bfa_fcs_fabric_vport_lookup(
811 struct bfa_fcs_fabric_s
*fabric
, wwn_t pwwn
);
812 void bfa_fcs_fabric_modstart(struct bfa_fcs_s
*fcs
);
813 void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s
*fabric
,
814 struct fchs_s
*fchs
, u16 len
);
815 void bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s
*fabric
);
816 void bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s
*fabric
);
817 void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s
*fabric
,
819 u16
bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s
*fabric
);
820 void bfa_fcs_fabric_modstop(struct bfa_fcs_s
*fcs
);
821 void bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s
*fabric
,
822 enum bfa_fcs_fabric_event event
);
823 void bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s
*fabric
,
824 enum bfa_fcs_fabric_event event
);
825 void bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s
*fabric
,
826 enum bfa_fcs_fabric_event event
);
829 * BFA FCS callback interfaces
833 * fcb Main fcs callbacks
844 struct bfad_port_s
*bfa_fcb_lport_new(struct bfad_s
*bfad
,
845 struct bfa_fcs_lport_s
*port
,
846 enum bfa_lport_role roles
,
847 struct bfad_vf_s
*vf_drv
,
848 struct bfad_vport_s
*vp_drv
);
853 void bfa_fcb_pbc_vport_create(struct bfad_s
*bfad
, struct bfi_pbc_vport_s
);
858 bfa_status_t
bfa_fcb_rport_alloc(struct bfad_s
*bfad
,
859 struct bfa_fcs_rport_s
**rport
,
860 struct bfad_rport_s
**rport_drv
);
865 int bfa_fcb_itnim_alloc(struct bfad_s
*bfad
, struct bfa_fcs_itnim_s
**itnim
,
866 struct bfad_itnim_s
**itnim_drv
);
867 void bfa_fcb_itnim_free(struct bfad_s
*bfad
,
868 struct bfad_itnim_s
*itnim_drv
);
869 void bfa_fcb_itnim_online(struct bfad_itnim_s
*itnim_drv
);
870 void bfa_fcb_itnim_offline(struct bfad_itnim_s
*itnim_drv
);
872 #endif /* __BFA_FCS_H__ */