]>
Commit | Line | Data |
---|---|---|
a36c61f9 KG |
1 | /* |
2 | * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. | |
3 | * All rights reserved | |
4 | * www.brocade.com | |
5 | * | |
6 | * Linux driver for Brocade Fibre Channel Host Bus Adapter. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License (GPL) Version 2 as | |
10 | * published by the Free Software Foundation | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | */ | |
17 | ||
18 | #include "bfa_os_inc.h" | |
19 | #include "bfa_plog.h" | |
20 | #include "bfa_cs.h" | |
21 | #include "bfa_modules.h" | |
22 | #include "bfad_drv.h" | |
23 | ||
24 | BFA_TRC_FILE(HAL, FCXP); | |
25 | BFA_MODULE(fcxp); | |
26 | BFA_MODULE(sgpg); | |
27 | BFA_MODULE(lps); | |
28 | BFA_MODULE(fcport); | |
29 | BFA_MODULE(rport); | |
30 | BFA_MODULE(uf); | |
31 | ||
32 | /** | |
33 | * LPS related definitions | |
34 | */ | |
35 | #define BFA_LPS_MIN_LPORTS (1) | |
36 | #define BFA_LPS_MAX_LPORTS (256) | |
37 | ||
38 | /* | |
39 | * Maximum Vports supported per physical port or vf. | |
40 | */ | |
41 | #define BFA_LPS_MAX_VPORTS_SUPP_CB 255 | |
42 | #define BFA_LPS_MAX_VPORTS_SUPP_CT 190 | |
43 | ||
44 | /** | |
45 | * lps_pvt BFA LPS private functions | |
46 | */ | |
47 | ||
48 | enum bfa_lps_event { | |
49 | BFA_LPS_SM_LOGIN = 1, /* login request from user */ | |
50 | BFA_LPS_SM_LOGOUT = 2, /* logout request from user */ | |
51 | BFA_LPS_SM_FWRSP = 3, /* f/w response to login/logout */ | |
52 | BFA_LPS_SM_RESUME = 4, /* space present in reqq queue */ | |
53 | BFA_LPS_SM_DELETE = 5, /* lps delete from user */ | |
54 | BFA_LPS_SM_OFFLINE = 6, /* Link is offline */ | |
55 | BFA_LPS_SM_RX_CVL = 7, /* Rx clear virtual link */ | |
56 | }; | |
57 | ||
58 | /** | |
59 | * FC PORT related definitions | |
60 | */ | |
61 | /* | |
62 | * The port is considered disabled if corresponding physical port or IOC are | |
63 | * disabled explicitly | |
64 | */ | |
65 | #define BFA_PORT_IS_DISABLED(bfa) \ | |
66 | ((bfa_fcport_is_disabled(bfa) == BFA_TRUE) || \ | |
67 | (bfa_ioc_is_disabled(&bfa->ioc) == BFA_TRUE)) | |
68 | ||
69 | ||
70 | /** | |
71 | * BFA port state machine events | |
72 | */ | |
73 | enum bfa_fcport_sm_event { | |
74 | BFA_FCPORT_SM_START = 1, /* start port state machine */ | |
75 | BFA_FCPORT_SM_STOP = 2, /* stop port state machine */ | |
76 | BFA_FCPORT_SM_ENABLE = 3, /* enable port */ | |
77 | BFA_FCPORT_SM_DISABLE = 4, /* disable port state machine */ | |
78 | BFA_FCPORT_SM_FWRSP = 5, /* firmware enable/disable rsp */ | |
79 | BFA_FCPORT_SM_LINKUP = 6, /* firmware linkup event */ | |
80 | BFA_FCPORT_SM_LINKDOWN = 7, /* firmware linkup down */ | |
81 | BFA_FCPORT_SM_QRESUME = 8, /* CQ space available */ | |
82 | BFA_FCPORT_SM_HWFAIL = 9, /* IOC h/w failure */ | |
83 | }; | |
84 | ||
85 | /** | |
86 | * BFA port link notification state machine events | |
87 | */ | |
88 | ||
89 | enum bfa_fcport_ln_sm_event { | |
90 | BFA_FCPORT_LN_SM_LINKUP = 1, /* linkup event */ | |
91 | BFA_FCPORT_LN_SM_LINKDOWN = 2, /* linkdown event */ | |
92 | BFA_FCPORT_LN_SM_NOTIFICATION = 3 /* done notification */ | |
93 | }; | |
94 | ||
95 | /** | |
96 | * RPORT related definitions | |
97 | */ | |
98 | #define bfa_rport_offline_cb(__rp) do { \ | |
99 | if ((__rp)->bfa->fcs) \ | |
100 | bfa_cb_rport_offline((__rp)->rport_drv); \ | |
101 | else { \ | |
102 | bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \ | |
103 | __bfa_cb_rport_offline, (__rp)); \ | |
104 | } \ | |
105 | } while (0) | |
106 | ||
107 | #define bfa_rport_online_cb(__rp) do { \ | |
108 | if ((__rp)->bfa->fcs) \ | |
109 | bfa_cb_rport_online((__rp)->rport_drv); \ | |
110 | else { \ | |
111 | bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \ | |
112 | __bfa_cb_rport_online, (__rp)); \ | |
113 | } \ | |
114 | } while (0) | |
115 | ||
116 | ||
117 | enum bfa_rport_event { | |
118 | BFA_RPORT_SM_CREATE = 1, /* rport create event */ | |
119 | BFA_RPORT_SM_DELETE = 2, /* deleting an existing rport */ | |
120 | BFA_RPORT_SM_ONLINE = 3, /* rport is online */ | |
121 | BFA_RPORT_SM_OFFLINE = 4, /* rport is offline */ | |
122 | BFA_RPORT_SM_FWRSP = 5, /* firmware response */ | |
123 | BFA_RPORT_SM_HWFAIL = 6, /* IOC h/w failure */ | |
124 | BFA_RPORT_SM_QOS_SCN = 7, /* QoS SCN from firmware */ | |
125 | BFA_RPORT_SM_SET_SPEED = 8, /* Set Rport Speed */ | |
126 | BFA_RPORT_SM_QRESUME = 9, /* space in requeue queue */ | |
127 | }; | |
128 | ||
129 | /** | |
130 | * forward declarations FCXP related functions | |
131 | */ | |
132 | static void __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete); | |
133 | static void hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp, | |
134 | struct bfi_fcxp_send_rsp_s *fcxp_rsp); | |
135 | static void hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, | |
136 | struct bfa_fcxp_s *fcxp, struct fchs_s *fchs); | |
137 | static void bfa_fcxp_qresume(void *cbarg); | |
138 | static void bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, | |
139 | struct bfi_fcxp_send_req_s *send_req); | |
140 | ||
141 | /** | |
142 | * forward declarations for LPS functions | |
143 | */ | |
144 | static void bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, | |
145 | u32 *dm_len); | |
146 | static void bfa_lps_attach(struct bfa_s *bfa, void *bfad, | |
147 | struct bfa_iocfc_cfg_s *cfg, | |
148 | struct bfa_meminfo_s *meminfo, | |
149 | struct bfa_pcidev_s *pcidev); | |
150 | static void bfa_lps_detach(struct bfa_s *bfa); | |
151 | static void bfa_lps_start(struct bfa_s *bfa); | |
152 | static void bfa_lps_stop(struct bfa_s *bfa); | |
153 | static void bfa_lps_iocdisable(struct bfa_s *bfa); | |
154 | static void bfa_lps_login_rsp(struct bfa_s *bfa, | |
155 | struct bfi_lps_login_rsp_s *rsp); | |
156 | static void bfa_lps_logout_rsp(struct bfa_s *bfa, | |
157 | struct bfi_lps_logout_rsp_s *rsp); | |
158 | static void bfa_lps_reqq_resume(void *lps_arg); | |
159 | static void bfa_lps_free(struct bfa_lps_s *lps); | |
160 | static void bfa_lps_send_login(struct bfa_lps_s *lps); | |
161 | static void bfa_lps_send_logout(struct bfa_lps_s *lps); | |
162 | static void bfa_lps_login_comp(struct bfa_lps_s *lps); | |
163 | static void bfa_lps_logout_comp(struct bfa_lps_s *lps); | |
164 | static void bfa_lps_cvl_event(struct bfa_lps_s *lps); | |
165 | ||
166 | /** | |
167 | * forward declaration for LPS state machine | |
168 | */ | |
169 | static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event); | |
170 | static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event); | |
171 | static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event | |
172 | event); | |
173 | static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event); | |
174 | static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event); | |
175 | static void bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event | |
176 | event); | |
177 | ||
178 | /** | |
179 | * forward declaration for FC Port functions | |
180 | */ | |
181 | static bfa_boolean_t bfa_fcport_send_enable(struct bfa_fcport_s *fcport); | |
182 | static bfa_boolean_t bfa_fcport_send_disable(struct bfa_fcport_s *fcport); | |
183 | static void bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport); | |
184 | static void bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport); | |
185 | static void bfa_fcport_set_wwns(struct bfa_fcport_s *fcport); | |
186 | static void __bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete); | |
187 | static void bfa_fcport_scn(struct bfa_fcport_s *fcport, | |
188 | enum bfa_port_linkstate event, bfa_boolean_t trunk); | |
189 | static void bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, | |
190 | enum bfa_port_linkstate event); | |
191 | static void __bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete); | |
192 | static void bfa_fcport_stats_get_timeout(void *cbarg); | |
193 | static void bfa_fcport_stats_clr_timeout(void *cbarg); | |
194 | static void bfa_trunk_iocdisable(struct bfa_s *bfa); | |
195 | ||
196 | /** | |
197 | * forward declaration for FC PORT state machine | |
198 | */ | |
199 | static void bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport, | |
200 | enum bfa_fcport_sm_event event); | |
201 | static void bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport, | |
202 | enum bfa_fcport_sm_event event); | |
203 | static void bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport, | |
204 | enum bfa_fcport_sm_event event); | |
205 | static void bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, | |
206 | enum bfa_fcport_sm_event event); | |
207 | static void bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport, | |
208 | enum bfa_fcport_sm_event event); | |
209 | static void bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport, | |
210 | enum bfa_fcport_sm_event event); | |
211 | static void bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport, | |
212 | enum bfa_fcport_sm_event event); | |
213 | static void bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport, | |
214 | enum bfa_fcport_sm_event event); | |
215 | static void bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport, | |
216 | enum bfa_fcport_sm_event event); | |
217 | static void bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport, | |
218 | enum bfa_fcport_sm_event event); | |
219 | static void bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport, | |
220 | enum bfa_fcport_sm_event event); | |
221 | static void bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport, | |
222 | enum bfa_fcport_sm_event event); | |
223 | ||
224 | static void bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln, | |
225 | enum bfa_fcport_ln_sm_event event); | |
226 | static void bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln, | |
227 | enum bfa_fcport_ln_sm_event event); | |
228 | static void bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln, | |
229 | enum bfa_fcport_ln_sm_event event); | |
230 | static void bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln, | |
231 | enum bfa_fcport_ln_sm_event event); | |
232 | static void bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln, | |
233 | enum bfa_fcport_ln_sm_event event); | |
234 | static void bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln, | |
235 | enum bfa_fcport_ln_sm_event event); | |
236 | static void bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln, | |
237 | enum bfa_fcport_ln_sm_event event); | |
238 | ||
239 | static struct bfa_sm_table_s hal_port_sm_table[] = { | |
240 | {BFA_SM(bfa_fcport_sm_uninit), BFA_PORT_ST_UNINIT}, | |
241 | {BFA_SM(bfa_fcport_sm_enabling_qwait), BFA_PORT_ST_ENABLING_QWAIT}, | |
242 | {BFA_SM(bfa_fcport_sm_enabling), BFA_PORT_ST_ENABLING}, | |
243 | {BFA_SM(bfa_fcport_sm_linkdown), BFA_PORT_ST_LINKDOWN}, | |
244 | {BFA_SM(bfa_fcport_sm_linkup), BFA_PORT_ST_LINKUP}, | |
245 | {BFA_SM(bfa_fcport_sm_disabling_qwait), BFA_PORT_ST_DISABLING_QWAIT}, | |
246 | {BFA_SM(bfa_fcport_sm_toggling_qwait), BFA_PORT_ST_TOGGLING_QWAIT}, | |
247 | {BFA_SM(bfa_fcport_sm_disabling), BFA_PORT_ST_DISABLING}, | |
248 | {BFA_SM(bfa_fcport_sm_disabled), BFA_PORT_ST_DISABLED}, | |
249 | {BFA_SM(bfa_fcport_sm_stopped), BFA_PORT_ST_STOPPED}, | |
250 | {BFA_SM(bfa_fcport_sm_iocdown), BFA_PORT_ST_IOCDOWN}, | |
251 | {BFA_SM(bfa_fcport_sm_iocfail), BFA_PORT_ST_IOCDOWN}, | |
252 | }; | |
253 | ||
254 | ||
255 | /** | |
256 | * forward declaration for RPORT related functions | |
257 | */ | |
258 | static struct bfa_rport_s *bfa_rport_alloc(struct bfa_rport_mod_s *rp_mod); | |
259 | static void bfa_rport_free(struct bfa_rport_s *rport); | |
260 | static bfa_boolean_t bfa_rport_send_fwcreate(struct bfa_rport_s *rp); | |
261 | static bfa_boolean_t bfa_rport_send_fwdelete(struct bfa_rport_s *rp); | |
262 | static bfa_boolean_t bfa_rport_send_fwspeed(struct bfa_rport_s *rp); | |
263 | static void __bfa_cb_rport_online(void *cbarg, | |
264 | bfa_boolean_t complete); | |
265 | static void __bfa_cb_rport_offline(void *cbarg, | |
266 | bfa_boolean_t complete); | |
267 | ||
268 | /** | |
269 | * forward declaration for RPORT state machine | |
270 | */ | |
271 | static void bfa_rport_sm_uninit(struct bfa_rport_s *rp, | |
272 | enum bfa_rport_event event); | |
273 | static void bfa_rport_sm_created(struct bfa_rport_s *rp, | |
274 | enum bfa_rport_event event); | |
275 | static void bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, | |
276 | enum bfa_rport_event event); | |
277 | static void bfa_rport_sm_online(struct bfa_rport_s *rp, | |
278 | enum bfa_rport_event event); | |
279 | static void bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, | |
280 | enum bfa_rport_event event); | |
281 | static void bfa_rport_sm_offline(struct bfa_rport_s *rp, | |
282 | enum bfa_rport_event event); | |
283 | static void bfa_rport_sm_deleting(struct bfa_rport_s *rp, | |
284 | enum bfa_rport_event event); | |
285 | static void bfa_rport_sm_offline_pending(struct bfa_rport_s *rp, | |
286 | enum bfa_rport_event event); | |
287 | static void bfa_rport_sm_delete_pending(struct bfa_rport_s *rp, | |
288 | enum bfa_rport_event event); | |
289 | static void bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, | |
290 | enum bfa_rport_event event); | |
291 | static void bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, | |
292 | enum bfa_rport_event event); | |
293 | static void bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, | |
294 | enum bfa_rport_event event); | |
295 | static void bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, | |
296 | enum bfa_rport_event event); | |
297 | ||
298 | /** | |
299 | * PLOG related definitions | |
300 | */ | |
301 | static int | |
302 | plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec) | |
303 | { | |
304 | if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) && | |
305 | (pl_rec->log_type != BFA_PL_LOG_TYPE_STRING)) | |
306 | return 1; | |
307 | ||
308 | if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) && | |
309 | (pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ)) | |
310 | return 1; | |
311 | ||
312 | return 0; | |
313 | } | |
314 | ||
315 | static void | |
316 | bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec) | |
317 | { | |
318 | u16 tail; | |
319 | struct bfa_plog_rec_s *pl_recp; | |
320 | ||
321 | if (plog->plog_enabled == 0) | |
322 | return; | |
323 | ||
324 | if (plkd_validate_logrec(pl_rec)) { | |
325 | bfa_assert(0); | |
326 | return; | |
327 | } | |
328 | ||
329 | tail = plog->tail; | |
330 | ||
331 | pl_recp = &(plog->plog_recs[tail]); | |
332 | ||
6a18b167 | 333 | memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s)); |
a36c61f9 KG |
334 | |
335 | pl_recp->tv = bfa_os_get_log_time(); | |
336 | BFA_PL_LOG_REC_INCR(plog->tail); | |
337 | ||
338 | if (plog->head == plog->tail) | |
339 | BFA_PL_LOG_REC_INCR(plog->head); | |
340 | } | |
341 | ||
342 | void | |
343 | bfa_plog_init(struct bfa_plog_s *plog) | |
344 | { | |
6a18b167 | 345 | memset((char *)plog, 0, sizeof(struct bfa_plog_s)); |
a36c61f9 | 346 | |
6a18b167 | 347 | memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN); |
a36c61f9 KG |
348 | plog->head = plog->tail = 0; |
349 | plog->plog_enabled = 1; | |
350 | } | |
351 | ||
352 | void | |
353 | bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid, | |
354 | enum bfa_plog_eid event, | |
355 | u16 misc, char *log_str) | |
356 | { | |
357 | struct bfa_plog_rec_s lp; | |
358 | ||
359 | if (plog->plog_enabled) { | |
6a18b167 | 360 | memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); |
a36c61f9 KG |
361 | lp.mid = mid; |
362 | lp.eid = event; | |
363 | lp.log_type = BFA_PL_LOG_TYPE_STRING; | |
364 | lp.misc = misc; | |
365 | strncpy(lp.log_entry.string_log, log_str, | |
366 | BFA_PL_STRING_LOG_SZ - 1); | |
367 | lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0'; | |
368 | bfa_plog_add(plog, &lp); | |
369 | } | |
370 | } | |
371 | ||
372 | void | |
373 | bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, | |
374 | enum bfa_plog_eid event, | |
375 | u16 misc, u32 *intarr, u32 num_ints) | |
376 | { | |
377 | struct bfa_plog_rec_s lp; | |
378 | u32 i; | |
379 | ||
380 | if (num_ints > BFA_PL_INT_LOG_SZ) | |
381 | num_ints = BFA_PL_INT_LOG_SZ; | |
382 | ||
383 | if (plog->plog_enabled) { | |
6a18b167 | 384 | memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); |
a36c61f9 KG |
385 | lp.mid = mid; |
386 | lp.eid = event; | |
387 | lp.log_type = BFA_PL_LOG_TYPE_INT; | |
388 | lp.misc = misc; | |
389 | ||
390 | for (i = 0; i < num_ints; i++) | |
6a18b167 | 391 | lp.log_entry.int_log[i] = intarr[i]; |
a36c61f9 KG |
392 | |
393 | lp.log_num_ints = (u8) num_ints; | |
394 | ||
395 | bfa_plog_add(plog, &lp); | |
396 | } | |
397 | } | |
398 | ||
399 | void | |
400 | bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, | |
401 | enum bfa_plog_eid event, | |
402 | u16 misc, struct fchs_s *fchdr) | |
403 | { | |
404 | struct bfa_plog_rec_s lp; | |
405 | u32 *tmp_int = (u32 *) fchdr; | |
406 | u32 ints[BFA_PL_INT_LOG_SZ]; | |
407 | ||
408 | if (plog->plog_enabled) { | |
6a18b167 | 409 | memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); |
a36c61f9 KG |
410 | |
411 | ints[0] = tmp_int[0]; | |
412 | ints[1] = tmp_int[1]; | |
413 | ints[2] = tmp_int[4]; | |
414 | ||
415 | bfa_plog_intarr(plog, mid, event, misc, ints, 3); | |
416 | } | |
417 | } | |
418 | ||
419 | void | |
420 | bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid, | |
421 | enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr, | |
422 | u32 pld_w0) | |
423 | { | |
424 | struct bfa_plog_rec_s lp; | |
425 | u32 *tmp_int = (u32 *) fchdr; | |
426 | u32 ints[BFA_PL_INT_LOG_SZ]; | |
427 | ||
428 | if (plog->plog_enabled) { | |
6a18b167 | 429 | memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); |
a36c61f9 KG |
430 | |
431 | ints[0] = tmp_int[0]; | |
432 | ints[1] = tmp_int[1]; | |
433 | ints[2] = tmp_int[4]; | |
434 | ints[3] = pld_w0; | |
435 | ||
436 | bfa_plog_intarr(plog, mid, event, misc, ints, 4); | |
437 | } | |
438 | } | |
439 | ||
440 | void | |
441 | bfa_plog_clear(struct bfa_plog_s *plog) | |
442 | { | |
443 | plog->head = plog->tail = 0; | |
444 | } | |
445 | ||
446 | void | |
447 | bfa_plog_enable(struct bfa_plog_s *plog) | |
448 | { | |
449 | plog->plog_enabled = 1; | |
450 | } | |
451 | ||
452 | void | |
453 | bfa_plog_disable(struct bfa_plog_s *plog) | |
454 | { | |
455 | plog->plog_enabled = 0; | |
456 | } | |
457 | ||
458 | bfa_boolean_t | |
459 | bfa_plog_get_setting(struct bfa_plog_s *plog) | |
460 | { | |
461 | return (bfa_boolean_t)plog->plog_enabled; | |
462 | } | |
463 | ||
464 | /** | |
465 | * fcxp_pvt BFA FCXP private functions | |
466 | */ | |
467 | ||
468 | static void | |
469 | claim_fcxp_req_rsp_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi) | |
470 | { | |
471 | u8 *dm_kva = NULL; | |
472 | u64 dm_pa; | |
473 | u32 buf_pool_sz; | |
474 | ||
475 | dm_kva = bfa_meminfo_dma_virt(mi); | |
476 | dm_pa = bfa_meminfo_dma_phys(mi); | |
477 | ||
478 | buf_pool_sz = mod->req_pld_sz * mod->num_fcxps; | |
479 | ||
480 | /* | |
481 | * Initialize the fcxp req payload list | |
482 | */ | |
483 | mod->req_pld_list_kva = dm_kva; | |
484 | mod->req_pld_list_pa = dm_pa; | |
485 | dm_kva += buf_pool_sz; | |
486 | dm_pa += buf_pool_sz; | |
6a18b167 | 487 | memset(mod->req_pld_list_kva, 0, buf_pool_sz); |
a36c61f9 KG |
488 | |
489 | /* | |
490 | * Initialize the fcxp rsp payload list | |
491 | */ | |
492 | buf_pool_sz = mod->rsp_pld_sz * mod->num_fcxps; | |
493 | mod->rsp_pld_list_kva = dm_kva; | |
494 | mod->rsp_pld_list_pa = dm_pa; | |
495 | dm_kva += buf_pool_sz; | |
496 | dm_pa += buf_pool_sz; | |
6a18b167 | 497 | memset(mod->rsp_pld_list_kva, 0, buf_pool_sz); |
a36c61f9 KG |
498 | |
499 | bfa_meminfo_dma_virt(mi) = dm_kva; | |
500 | bfa_meminfo_dma_phys(mi) = dm_pa; | |
501 | } | |
502 | ||
503 | static void | |
504 | claim_fcxps_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi) | |
505 | { | |
506 | u16 i; | |
507 | struct bfa_fcxp_s *fcxp; | |
508 | ||
509 | fcxp = (struct bfa_fcxp_s *) bfa_meminfo_kva(mi); | |
6a18b167 | 510 | memset(fcxp, 0, sizeof(struct bfa_fcxp_s) * mod->num_fcxps); |
a36c61f9 KG |
511 | |
512 | INIT_LIST_HEAD(&mod->fcxp_free_q); | |
513 | INIT_LIST_HEAD(&mod->fcxp_active_q); | |
514 | ||
515 | mod->fcxp_list = fcxp; | |
516 | ||
517 | for (i = 0; i < mod->num_fcxps; i++) { | |
518 | fcxp->fcxp_mod = mod; | |
519 | fcxp->fcxp_tag = i; | |
520 | ||
521 | list_add_tail(&fcxp->qe, &mod->fcxp_free_q); | |
522 | bfa_reqq_winit(&fcxp->reqq_wqe, bfa_fcxp_qresume, fcxp); | |
523 | fcxp->reqq_waiting = BFA_FALSE; | |
524 | ||
525 | fcxp = fcxp + 1; | |
526 | } | |
527 | ||
528 | bfa_meminfo_kva(mi) = (void *)fcxp; | |
529 | } | |
530 | ||
531 | static void | |
532 | bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, | |
533 | u32 *dm_len) | |
534 | { | |
535 | u16 num_fcxp_reqs = cfg->fwcfg.num_fcxp_reqs; | |
536 | ||
537 | if (num_fcxp_reqs == 0) | |
538 | return; | |
539 | ||
540 | /* | |
541 | * Account for req/rsp payload | |
542 | */ | |
543 | *dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs; | |
544 | if (cfg->drvcfg.min_cfg) | |
545 | *dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs; | |
546 | else | |
547 | *dm_len += BFA_FCXP_MAX_LBUF_SZ * num_fcxp_reqs; | |
548 | ||
549 | /* | |
550 | * Account for fcxp structs | |
551 | */ | |
552 | *ndm_len += sizeof(struct bfa_fcxp_s) * num_fcxp_reqs; | |
553 | } | |
554 | ||
555 | static void | |
556 | bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, | |
557 | struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) | |
558 | { | |
559 | struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); | |
560 | ||
6a18b167 | 561 | memset(mod, 0, sizeof(struct bfa_fcxp_mod_s)); |
a36c61f9 KG |
562 | mod->bfa = bfa; |
563 | mod->num_fcxps = cfg->fwcfg.num_fcxp_reqs; | |
564 | ||
565 | /** | |
566 | * Initialize FCXP request and response payload sizes. | |
567 | */ | |
568 | mod->req_pld_sz = mod->rsp_pld_sz = BFA_FCXP_MAX_IBUF_SZ; | |
569 | if (!cfg->drvcfg.min_cfg) | |
570 | mod->rsp_pld_sz = BFA_FCXP_MAX_LBUF_SZ; | |
571 | ||
572 | INIT_LIST_HEAD(&mod->wait_q); | |
573 | ||
574 | claim_fcxp_req_rsp_mem(mod, meminfo); | |
575 | claim_fcxps_mem(mod, meminfo); | |
576 | } | |
577 | ||
578 | static void | |
579 | bfa_fcxp_detach(struct bfa_s *bfa) | |
580 | { | |
581 | } | |
582 | ||
583 | static void | |
584 | bfa_fcxp_start(struct bfa_s *bfa) | |
585 | { | |
586 | } | |
587 | ||
588 | static void | |
589 | bfa_fcxp_stop(struct bfa_s *bfa) | |
590 | { | |
591 | } | |
592 | ||
593 | static void | |
594 | bfa_fcxp_iocdisable(struct bfa_s *bfa) | |
595 | { | |
596 | struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); | |
597 | struct bfa_fcxp_s *fcxp; | |
598 | struct list_head *qe, *qen; | |
599 | ||
600 | list_for_each_safe(qe, qen, &mod->fcxp_active_q) { | |
601 | fcxp = (struct bfa_fcxp_s *) qe; | |
602 | if (fcxp->caller == NULL) { | |
603 | fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, | |
604 | BFA_STATUS_IOC_FAILURE, 0, 0, NULL); | |
605 | bfa_fcxp_free(fcxp); | |
606 | } else { | |
607 | fcxp->rsp_status = BFA_STATUS_IOC_FAILURE; | |
608 | bfa_cb_queue(bfa, &fcxp->hcb_qe, | |
609 | __bfa_fcxp_send_cbfn, fcxp); | |
610 | } | |
611 | } | |
612 | } | |
613 | ||
614 | static struct bfa_fcxp_s * | |
615 | bfa_fcxp_get(struct bfa_fcxp_mod_s *fm) | |
616 | { | |
617 | struct bfa_fcxp_s *fcxp; | |
618 | ||
619 | bfa_q_deq(&fm->fcxp_free_q, &fcxp); | |
620 | ||
621 | if (fcxp) | |
622 | list_add_tail(&fcxp->qe, &fm->fcxp_active_q); | |
623 | ||
624 | return fcxp; | |
625 | } | |
626 | ||
627 | static void | |
628 | bfa_fcxp_init_reqrsp(struct bfa_fcxp_s *fcxp, | |
629 | struct bfa_s *bfa, | |
630 | u8 *use_ibuf, | |
631 | u32 *nr_sgles, | |
632 | bfa_fcxp_get_sgaddr_t *r_sga_cbfn, | |
633 | bfa_fcxp_get_sglen_t *r_sglen_cbfn, | |
634 | struct list_head *r_sgpg_q, | |
635 | int n_sgles, | |
636 | bfa_fcxp_get_sgaddr_t sga_cbfn, | |
637 | bfa_fcxp_get_sglen_t sglen_cbfn) | |
638 | { | |
639 | ||
640 | bfa_assert(bfa != NULL); | |
641 | ||
642 | bfa_trc(bfa, fcxp->fcxp_tag); | |
643 | ||
644 | if (n_sgles == 0) { | |
645 | *use_ibuf = 1; | |
646 | } else { | |
647 | bfa_assert(*sga_cbfn != NULL); | |
648 | bfa_assert(*sglen_cbfn != NULL); | |
649 | ||
650 | *use_ibuf = 0; | |
651 | *r_sga_cbfn = sga_cbfn; | |
652 | *r_sglen_cbfn = sglen_cbfn; | |
653 | ||
654 | *nr_sgles = n_sgles; | |
655 | ||
656 | /* | |
657 | * alloc required sgpgs | |
658 | */ | |
659 | if (n_sgles > BFI_SGE_INLINE) | |
660 | bfa_assert(0); | |
661 | } | |
662 | ||
663 | } | |
664 | ||
665 | static void | |
666 | bfa_fcxp_init(struct bfa_fcxp_s *fcxp, | |
667 | void *caller, struct bfa_s *bfa, int nreq_sgles, | |
668 | int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, | |
669 | bfa_fcxp_get_sglen_t req_sglen_cbfn, | |
670 | bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, | |
671 | bfa_fcxp_get_sglen_t rsp_sglen_cbfn) | |
672 | { | |
673 | ||
674 | bfa_assert(bfa != NULL); | |
675 | ||
676 | bfa_trc(bfa, fcxp->fcxp_tag); | |
677 | ||
678 | fcxp->caller = caller; | |
679 | ||
680 | bfa_fcxp_init_reqrsp(fcxp, bfa, | |
681 | &fcxp->use_ireqbuf, &fcxp->nreq_sgles, &fcxp->req_sga_cbfn, | |
682 | &fcxp->req_sglen_cbfn, &fcxp->req_sgpg_q, | |
683 | nreq_sgles, req_sga_cbfn, req_sglen_cbfn); | |
684 | ||
685 | bfa_fcxp_init_reqrsp(fcxp, bfa, | |
686 | &fcxp->use_irspbuf, &fcxp->nrsp_sgles, &fcxp->rsp_sga_cbfn, | |
687 | &fcxp->rsp_sglen_cbfn, &fcxp->rsp_sgpg_q, | |
688 | nrsp_sgles, rsp_sga_cbfn, rsp_sglen_cbfn); | |
689 | ||
690 | } | |
691 | ||
692 | static void | |
693 | bfa_fcxp_put(struct bfa_fcxp_s *fcxp) | |
694 | { | |
695 | struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; | |
696 | struct bfa_fcxp_wqe_s *wqe; | |
697 | ||
698 | bfa_q_deq(&mod->wait_q, &wqe); | |
699 | if (wqe) { | |
700 | bfa_trc(mod->bfa, fcxp->fcxp_tag); | |
701 | ||
702 | bfa_fcxp_init(fcxp, wqe->caller, wqe->bfa, wqe->nreq_sgles, | |
703 | wqe->nrsp_sgles, wqe->req_sga_cbfn, | |
704 | wqe->req_sglen_cbfn, wqe->rsp_sga_cbfn, | |
705 | wqe->rsp_sglen_cbfn); | |
706 | ||
707 | wqe->alloc_cbfn(wqe->alloc_cbarg, fcxp); | |
708 | return; | |
709 | } | |
710 | ||
711 | bfa_assert(bfa_q_is_on_q(&mod->fcxp_active_q, fcxp)); | |
712 | list_del(&fcxp->qe); | |
713 | list_add_tail(&fcxp->qe, &mod->fcxp_free_q); | |
714 | } | |
715 | ||
716 | static void | |
717 | bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg, | |
718 | bfa_status_t req_status, u32 rsp_len, | |
719 | u32 resid_len, struct fchs_s *rsp_fchs) | |
720 | { | |
721 | /* discarded fcxp completion */ | |
722 | } | |
723 | ||
724 | static void | |
725 | __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete) | |
726 | { | |
727 | struct bfa_fcxp_s *fcxp = cbarg; | |
728 | ||
729 | if (complete) { | |
730 | fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, | |
731 | fcxp->rsp_status, fcxp->rsp_len, | |
732 | fcxp->residue_len, &fcxp->rsp_fchs); | |
733 | } else { | |
734 | bfa_fcxp_free(fcxp); | |
735 | } | |
736 | } | |
737 | ||
738 | static void | |
739 | hal_fcxp_send_comp(struct bfa_s *bfa, struct bfi_fcxp_send_rsp_s *fcxp_rsp) | |
740 | { | |
741 | struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); | |
742 | struct bfa_fcxp_s *fcxp; | |
ba816ea8 | 743 | u16 fcxp_tag = be16_to_cpu(fcxp_rsp->fcxp_tag); |
a36c61f9 KG |
744 | |
745 | bfa_trc(bfa, fcxp_tag); | |
746 | ||
ba816ea8 | 747 | fcxp_rsp->rsp_len = be32_to_cpu(fcxp_rsp->rsp_len); |
a36c61f9 KG |
748 | |
749 | /** | |
750 | * @todo f/w should not set residue to non-0 when everything | |
751 | * is received. | |
752 | */ | |
753 | if (fcxp_rsp->req_status == BFA_STATUS_OK) | |
754 | fcxp_rsp->residue_len = 0; | |
755 | else | |
ba816ea8 | 756 | fcxp_rsp->residue_len = be32_to_cpu(fcxp_rsp->residue_len); |
a36c61f9 KG |
757 | |
758 | fcxp = BFA_FCXP_FROM_TAG(mod, fcxp_tag); | |
759 | ||
760 | bfa_assert(fcxp->send_cbfn != NULL); | |
761 | ||
762 | hal_fcxp_rx_plog(mod->bfa, fcxp, fcxp_rsp); | |
763 | ||
764 | if (fcxp->send_cbfn != NULL) { | |
765 | bfa_trc(mod->bfa, (NULL == fcxp->caller)); | |
766 | if (fcxp->caller == NULL) { | |
767 | fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, | |
768 | fcxp_rsp->req_status, fcxp_rsp->rsp_len, | |
769 | fcxp_rsp->residue_len, &fcxp_rsp->fchs); | |
770 | /* | |
771 | * fcxp automatically freed on return from the callback | |
772 | */ | |
773 | bfa_fcxp_free(fcxp); | |
774 | } else { | |
775 | fcxp->rsp_status = fcxp_rsp->req_status; | |
776 | fcxp->rsp_len = fcxp_rsp->rsp_len; | |
777 | fcxp->residue_len = fcxp_rsp->residue_len; | |
778 | fcxp->rsp_fchs = fcxp_rsp->fchs; | |
779 | ||
780 | bfa_cb_queue(bfa, &fcxp->hcb_qe, | |
781 | __bfa_fcxp_send_cbfn, fcxp); | |
782 | } | |
783 | } else { | |
784 | bfa_trc(bfa, (NULL == fcxp->send_cbfn)); | |
785 | } | |
786 | } | |
787 | ||
788 | static void | |
789 | hal_fcxp_set_local_sges(struct bfi_sge_s *sge, u32 reqlen, u64 req_pa) | |
790 | { | |
791 | union bfi_addr_u sga_zero = { {0} }; | |
792 | ||
793 | sge->sg_len = reqlen; | |
794 | sge->flags = BFI_SGE_DATA_LAST; | |
795 | bfa_dma_addr_set(sge[0].sga, req_pa); | |
796 | bfa_sge_to_be(sge); | |
797 | sge++; | |
798 | ||
799 | sge->sga = sga_zero; | |
800 | sge->sg_len = reqlen; | |
801 | sge->flags = BFI_SGE_PGDLEN; | |
802 | bfa_sge_to_be(sge); | |
803 | } | |
804 | ||
805 | static void | |
806 | hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, struct bfa_fcxp_s *fcxp, | |
807 | struct fchs_s *fchs) | |
808 | { | |
809 | /* | |
810 | * TODO: TX ox_id | |
811 | */ | |
812 | if (reqlen > 0) { | |
813 | if (fcxp->use_ireqbuf) { | |
814 | u32 pld_w0 = | |
815 | *((u32 *) BFA_FCXP_REQ_PLD(fcxp)); | |
816 | ||
817 | bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP, | |
818 | BFA_PL_EID_TX, | |
819 | reqlen + sizeof(struct fchs_s), fchs, | |
820 | pld_w0); | |
821 | } else { | |
822 | bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, | |
823 | BFA_PL_EID_TX, | |
824 | reqlen + sizeof(struct fchs_s), | |
825 | fchs); | |
826 | } | |
827 | } else { | |
828 | bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_TX, | |
829 | reqlen + sizeof(struct fchs_s), fchs); | |
830 | } | |
831 | } | |
832 | ||
833 | static void | |
834 | hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp, | |
835 | struct bfi_fcxp_send_rsp_s *fcxp_rsp) | |
836 | { | |
837 | if (fcxp_rsp->rsp_len > 0) { | |
838 | if (fcxp->use_irspbuf) { | |
839 | u32 pld_w0 = | |
840 | *((u32 *) BFA_FCXP_RSP_PLD(fcxp)); | |
841 | ||
842 | bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP, | |
843 | BFA_PL_EID_RX, | |
844 | (u16) fcxp_rsp->rsp_len, | |
845 | &fcxp_rsp->fchs, pld_w0); | |
846 | } else { | |
847 | bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, | |
848 | BFA_PL_EID_RX, | |
849 | (u16) fcxp_rsp->rsp_len, | |
850 | &fcxp_rsp->fchs); | |
851 | } | |
852 | } else { | |
853 | bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_RX, | |
854 | (u16) fcxp_rsp->rsp_len, &fcxp_rsp->fchs); | |
855 | } | |
856 | } | |
857 | ||
858 | /** | |
859 | * Handler to resume sending fcxp when space in available in cpe queue. | |
860 | */ | |
861 | static void | |
862 | bfa_fcxp_qresume(void *cbarg) | |
863 | { | |
864 | struct bfa_fcxp_s *fcxp = cbarg; | |
865 | struct bfa_s *bfa = fcxp->fcxp_mod->bfa; | |
866 | struct bfi_fcxp_send_req_s *send_req; | |
867 | ||
868 | fcxp->reqq_waiting = BFA_FALSE; | |
869 | send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP); | |
870 | bfa_fcxp_queue(fcxp, send_req); | |
871 | } | |
872 | ||
873 | /** | |
874 | * Queue fcxp send request to foimrware. | |
875 | */ | |
876 | static void | |
877 | bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, struct bfi_fcxp_send_req_s *send_req) | |
878 | { | |
879 | struct bfa_s *bfa = fcxp->fcxp_mod->bfa; | |
880 | struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info; | |
881 | struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info; | |
882 | struct bfa_rport_s *rport = reqi->bfa_rport; | |
883 | ||
884 | bfi_h2i_set(send_req->mh, BFI_MC_FCXP, BFI_FCXP_H2I_SEND_REQ, | |
885 | bfa_lpuid(bfa)); | |
886 | ||
ba816ea8 | 887 | send_req->fcxp_tag = cpu_to_be16(fcxp->fcxp_tag); |
a36c61f9 KG |
888 | if (rport) { |
889 | send_req->rport_fw_hndl = rport->fw_handle; | |
ba816ea8 | 890 | send_req->max_frmsz = cpu_to_be16(rport->rport_info.max_frmsz); |
a36c61f9 | 891 | if (send_req->max_frmsz == 0) |
ba816ea8 | 892 | send_req->max_frmsz = cpu_to_be16(FC_MAX_PDUSZ); |
a36c61f9 KG |
893 | } else { |
894 | send_req->rport_fw_hndl = 0; | |
ba816ea8 | 895 | send_req->max_frmsz = cpu_to_be16(FC_MAX_PDUSZ); |
a36c61f9 KG |
896 | } |
897 | ||
ba816ea8 | 898 | send_req->vf_id = cpu_to_be16(reqi->vf_id); |
a36c61f9 KG |
899 | send_req->lp_tag = reqi->lp_tag; |
900 | send_req->class = reqi->class; | |
901 | send_req->rsp_timeout = rspi->rsp_timeout; | |
902 | send_req->cts = reqi->cts; | |
903 | send_req->fchs = reqi->fchs; | |
904 | ||
ba816ea8 JH |
905 | send_req->req_len = cpu_to_be32(reqi->req_tot_len); |
906 | send_req->rsp_maxlen = cpu_to_be32(rspi->rsp_maxlen); | |
a36c61f9 KG |
907 | |
908 | /* | |
909 | * setup req sgles | |
910 | */ | |
911 | if (fcxp->use_ireqbuf == 1) { | |
912 | hal_fcxp_set_local_sges(send_req->req_sge, reqi->req_tot_len, | |
913 | BFA_FCXP_REQ_PLD_PA(fcxp)); | |
914 | } else { | |
915 | if (fcxp->nreq_sgles > 0) { | |
916 | bfa_assert(fcxp->nreq_sgles == 1); | |
917 | hal_fcxp_set_local_sges(send_req->req_sge, | |
918 | reqi->req_tot_len, | |
919 | fcxp->req_sga_cbfn(fcxp->caller, | |
920 | 0)); | |
921 | } else { | |
922 | bfa_assert(reqi->req_tot_len == 0); | |
923 | hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0); | |
924 | } | |
925 | } | |
926 | ||
927 | /* | |
928 | * setup rsp sgles | |
929 | */ | |
930 | if (fcxp->use_irspbuf == 1) { | |
931 | bfa_assert(rspi->rsp_maxlen <= BFA_FCXP_MAX_LBUF_SZ); | |
932 | ||
933 | hal_fcxp_set_local_sges(send_req->rsp_sge, rspi->rsp_maxlen, | |
934 | BFA_FCXP_RSP_PLD_PA(fcxp)); | |
935 | ||
936 | } else { | |
937 | if (fcxp->nrsp_sgles > 0) { | |
938 | bfa_assert(fcxp->nrsp_sgles == 1); | |
939 | hal_fcxp_set_local_sges(send_req->rsp_sge, | |
940 | rspi->rsp_maxlen, | |
941 | fcxp->rsp_sga_cbfn(fcxp->caller, | |
942 | 0)); | |
943 | } else { | |
944 | bfa_assert(rspi->rsp_maxlen == 0); | |
945 | hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0); | |
946 | } | |
947 | } | |
948 | ||
949 | hal_fcxp_tx_plog(bfa, reqi->req_tot_len, fcxp, &reqi->fchs); | |
950 | ||
951 | bfa_reqq_produce(bfa, BFA_REQQ_FCXP); | |
952 | ||
953 | bfa_trc(bfa, bfa_reqq_pi(bfa, BFA_REQQ_FCXP)); | |
954 | bfa_trc(bfa, bfa_reqq_ci(bfa, BFA_REQQ_FCXP)); | |
955 | } | |
956 | ||
957 | /** | |
958 | * hal_fcxp_api BFA FCXP API | |
959 | */ | |
960 | ||
961 | /** | |
962 | * Allocate an FCXP instance to send a response or to send a request | |
963 | * that has a response. Request/response buffers are allocated by caller. | |
964 | * | |
965 | * @param[in] bfa BFA bfa instance | |
966 | * @param[in] nreq_sgles Number of SG elements required for request | |
967 | * buffer. 0, if fcxp internal buffers are used. | |
968 | * Use bfa_fcxp_get_reqbuf() to get the | |
969 | * internal req buffer. | |
970 | * @param[in] req_sgles SG elements describing request buffer. Will be | |
971 | * copied in by BFA and hence can be freed on | |
972 | * return from this function. | |
973 | * @param[in] get_req_sga function ptr to be called to get a request SG | |
974 | * Address (given the sge index). | |
975 | * @param[in] get_req_sglen function ptr to be called to get a request SG | |
976 | * len (given the sge index). | |
977 | * @param[in] get_rsp_sga function ptr to be called to get a response SG | |
978 | * Address (given the sge index). | |
979 | * @param[in] get_rsp_sglen function ptr to be called to get a response SG | |
980 | * len (given the sge index). | |
981 | * | |
982 | * @return FCXP instance. NULL on failure. | |
983 | */ | |
984 | struct bfa_fcxp_s * | |
985 | bfa_fcxp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles, | |
986 | int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, | |
987 | bfa_fcxp_get_sglen_t req_sglen_cbfn, | |
988 | bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, | |
989 | bfa_fcxp_get_sglen_t rsp_sglen_cbfn) | |
990 | { | |
991 | struct bfa_fcxp_s *fcxp = NULL; | |
992 | ||
993 | bfa_assert(bfa != NULL); | |
994 | ||
995 | fcxp = bfa_fcxp_get(BFA_FCXP_MOD(bfa)); | |
996 | if (fcxp == NULL) | |
997 | return NULL; | |
998 | ||
999 | bfa_trc(bfa, fcxp->fcxp_tag); | |
1000 | ||
1001 | bfa_fcxp_init(fcxp, caller, bfa, nreq_sgles, nrsp_sgles, req_sga_cbfn, | |
1002 | req_sglen_cbfn, rsp_sga_cbfn, rsp_sglen_cbfn); | |
1003 | ||
1004 | return fcxp; | |
1005 | } | |
1006 | ||
1007 | /** | |
1008 | * Get the internal request buffer pointer | |
1009 | * | |
1010 | * @param[in] fcxp BFA fcxp pointer | |
1011 | * | |
1012 | * @return pointer to the internal request buffer | |
1013 | */ | |
1014 | void * | |
1015 | bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp) | |
1016 | { | |
1017 | struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; | |
1018 | void *reqbuf; | |
1019 | ||
1020 | bfa_assert(fcxp->use_ireqbuf == 1); | |
1021 | reqbuf = ((u8 *)mod->req_pld_list_kva) + | |
1022 | fcxp->fcxp_tag * mod->req_pld_sz; | |
1023 | return reqbuf; | |
1024 | } | |
1025 | ||
1026 | u32 | |
1027 | bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp) | |
1028 | { | |
1029 | struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; | |
1030 | ||
1031 | return mod->req_pld_sz; | |
1032 | } | |
1033 | ||
1034 | /** | |
1035 | * Get the internal response buffer pointer | |
1036 | * | |
1037 | * @param[in] fcxp BFA fcxp pointer | |
1038 | * | |
1039 | * @return pointer to the internal request buffer | |
1040 | */ | |
1041 | void * | |
1042 | bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp) | |
1043 | { | |
1044 | struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; | |
1045 | void *rspbuf; | |
1046 | ||
1047 | bfa_assert(fcxp->use_irspbuf == 1); | |
1048 | ||
1049 | rspbuf = ((u8 *)mod->rsp_pld_list_kva) + | |
1050 | fcxp->fcxp_tag * mod->rsp_pld_sz; | |
1051 | return rspbuf; | |
1052 | } | |
1053 | ||
1054 | /** | |
1055 | * Free the BFA FCXP | |
1056 | * | |
1057 | * @param[in] fcxp BFA fcxp pointer | |
1058 | * | |
1059 | * @return void | |
1060 | */ | |
1061 | void | |
1062 | bfa_fcxp_free(struct bfa_fcxp_s *fcxp) | |
1063 | { | |
1064 | struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; | |
1065 | ||
1066 | bfa_assert(fcxp != NULL); | |
1067 | bfa_trc(mod->bfa, fcxp->fcxp_tag); | |
1068 | bfa_fcxp_put(fcxp); | |
1069 | } | |
1070 | ||
1071 | /** | |
1072 | * Send a FCXP request | |
1073 | * | |
1074 | * @param[in] fcxp BFA fcxp pointer | |
1075 | * @param[in] rport BFA rport pointer. Could be left NULL for WKA rports | |
1076 | * @param[in] vf_id virtual Fabric ID | |
1077 | * @param[in] lp_tag lport tag | |
1078 | * @param[in] cts use Continous sequence | |
1079 | * @param[in] cos fc Class of Service | |
1080 | * @param[in] reqlen request length, does not include FCHS length | |
1081 | * @param[in] fchs fc Header Pointer. The header content will be copied | |
1082 | * in by BFA. | |
1083 | * | |
1084 | * @param[in] cbfn call back function to be called on receiving | |
1085 | * the response | |
1086 | * @param[in] cbarg arg for cbfn | |
1087 | * @param[in] rsp_timeout | |
1088 | * response timeout | |
1089 | * | |
1090 | * @return bfa_status_t | |
1091 | */ | |
1092 | void | |
1093 | bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport, | |
1094 | u16 vf_id, u8 lp_tag, bfa_boolean_t cts, enum fc_cos cos, | |
1095 | u32 reqlen, struct fchs_s *fchs, bfa_cb_fcxp_send_t cbfn, | |
1096 | void *cbarg, u32 rsp_maxlen, u8 rsp_timeout) | |
1097 | { | |
1098 | struct bfa_s *bfa = fcxp->fcxp_mod->bfa; | |
1099 | struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info; | |
1100 | struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info; | |
1101 | struct bfi_fcxp_send_req_s *send_req; | |
1102 | ||
1103 | bfa_trc(bfa, fcxp->fcxp_tag); | |
1104 | ||
1105 | /** | |
1106 | * setup request/response info | |
1107 | */ | |
1108 | reqi->bfa_rport = rport; | |
1109 | reqi->vf_id = vf_id; | |
1110 | reqi->lp_tag = lp_tag; | |
1111 | reqi->class = cos; | |
1112 | rspi->rsp_timeout = rsp_timeout; | |
1113 | reqi->cts = cts; | |
1114 | reqi->fchs = *fchs; | |
1115 | reqi->req_tot_len = reqlen; | |
1116 | rspi->rsp_maxlen = rsp_maxlen; | |
1117 | fcxp->send_cbfn = cbfn ? cbfn : bfa_fcxp_null_comp; | |
1118 | fcxp->send_cbarg = cbarg; | |
1119 | ||
1120 | /** | |
1121 | * If no room in CPE queue, wait for space in request queue | |
1122 | */ | |
1123 | send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP); | |
1124 | if (!send_req) { | |
1125 | bfa_trc(bfa, fcxp->fcxp_tag); | |
1126 | fcxp->reqq_waiting = BFA_TRUE; | |
1127 | bfa_reqq_wait(bfa, BFA_REQQ_FCXP, &fcxp->reqq_wqe); | |
1128 | return; | |
1129 | } | |
1130 | ||
1131 | bfa_fcxp_queue(fcxp, send_req); | |
1132 | } | |
1133 | ||
1134 | /** | |
1135 | * Abort a BFA FCXP | |
1136 | * | |
1137 | * @param[in] fcxp BFA fcxp pointer | |
1138 | * | |
1139 | * @return void | |
1140 | */ | |
1141 | bfa_status_t | |
1142 | bfa_fcxp_abort(struct bfa_fcxp_s *fcxp) | |
1143 | { | |
1144 | bfa_trc(fcxp->fcxp_mod->bfa, fcxp->fcxp_tag); | |
1145 | bfa_assert(0); | |
1146 | return BFA_STATUS_OK; | |
1147 | } | |
1148 | ||
1149 | void | |
1150 | bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe, | |
1151 | bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *alloc_cbarg, | |
1152 | void *caller, int nreq_sgles, | |
1153 | int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, | |
1154 | bfa_fcxp_get_sglen_t req_sglen_cbfn, | |
1155 | bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, | |
1156 | bfa_fcxp_get_sglen_t rsp_sglen_cbfn) | |
1157 | { | |
1158 | struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); | |
1159 | ||
1160 | bfa_assert(list_empty(&mod->fcxp_free_q)); | |
1161 | ||
1162 | wqe->alloc_cbfn = alloc_cbfn; | |
1163 | wqe->alloc_cbarg = alloc_cbarg; | |
1164 | wqe->caller = caller; | |
1165 | wqe->bfa = bfa; | |
1166 | wqe->nreq_sgles = nreq_sgles; | |
1167 | wqe->nrsp_sgles = nrsp_sgles; | |
1168 | wqe->req_sga_cbfn = req_sga_cbfn; | |
1169 | wqe->req_sglen_cbfn = req_sglen_cbfn; | |
1170 | wqe->rsp_sga_cbfn = rsp_sga_cbfn; | |
1171 | wqe->rsp_sglen_cbfn = rsp_sglen_cbfn; | |
1172 | ||
1173 | list_add_tail(&wqe->qe, &mod->wait_q); | |
1174 | } | |
1175 | ||
1176 | void | |
1177 | bfa_fcxp_walloc_cancel(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe) | |
1178 | { | |
1179 | struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); | |
1180 | ||
1181 | bfa_assert(bfa_q_is_on_q(&mod->wait_q, wqe)); | |
1182 | list_del(&wqe->qe); | |
1183 | } | |
1184 | ||
1185 | void | |
1186 | bfa_fcxp_discard(struct bfa_fcxp_s *fcxp) | |
1187 | { | |
1188 | /** | |
1189 | * If waiting for room in request queue, cancel reqq wait | |
1190 | * and free fcxp. | |
1191 | */ | |
1192 | if (fcxp->reqq_waiting) { | |
1193 | fcxp->reqq_waiting = BFA_FALSE; | |
1194 | bfa_reqq_wcancel(&fcxp->reqq_wqe); | |
1195 | bfa_fcxp_free(fcxp); | |
1196 | return; | |
1197 | } | |
1198 | ||
1199 | fcxp->send_cbfn = bfa_fcxp_null_comp; | |
1200 | } | |
1201 | ||
1202 | ||
1203 | ||
1204 | /** | |
1205 | * hal_fcxp_public BFA FCXP public functions | |
1206 | */ | |
1207 | ||
1208 | void | |
1209 | bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) | |
1210 | { | |
1211 | switch (msg->mhdr.msg_id) { | |
1212 | case BFI_FCXP_I2H_SEND_RSP: | |
1213 | hal_fcxp_send_comp(bfa, (struct bfi_fcxp_send_rsp_s *) msg); | |
1214 | break; | |
1215 | ||
1216 | default: | |
1217 | bfa_trc(bfa, msg->mhdr.msg_id); | |
1218 | bfa_assert(0); | |
1219 | } | |
1220 | } | |
1221 | ||
1222 | u32 | |
1223 | bfa_fcxp_get_maxrsp(struct bfa_s *bfa) | |
1224 | { | |
1225 | struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); | |
1226 | ||
1227 | return mod->rsp_pld_sz; | |
1228 | } | |
1229 | ||
1230 | ||
1231 | /** | |
1232 | * BFA LPS state machine functions | |
1233 | */ | |
1234 | ||
1235 | /** | |
1236 | * Init state -- no login | |
1237 | */ | |
1238 | static void | |
1239 | bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event) | |
1240 | { | |
1241 | bfa_trc(lps->bfa, lps->lp_tag); | |
1242 | bfa_trc(lps->bfa, event); | |
1243 | ||
1244 | switch (event) { | |
1245 | case BFA_LPS_SM_LOGIN: | |
1246 | if (bfa_reqq_full(lps->bfa, lps->reqq)) { | |
1247 | bfa_sm_set_state(lps, bfa_lps_sm_loginwait); | |
1248 | bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe); | |
1249 | } else { | |
1250 | bfa_sm_set_state(lps, bfa_lps_sm_login); | |
1251 | bfa_lps_send_login(lps); | |
1252 | } | |
1253 | ||
1254 | if (lps->fdisc) | |
1255 | bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, | |
1256 | BFA_PL_EID_LOGIN, 0, "FDISC Request"); | |
1257 | else | |
1258 | bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, | |
1259 | BFA_PL_EID_LOGIN, 0, "FLOGI Request"); | |
1260 | break; | |
1261 | ||
1262 | case BFA_LPS_SM_LOGOUT: | |
1263 | bfa_lps_logout_comp(lps); | |
1264 | break; | |
1265 | ||
1266 | case BFA_LPS_SM_DELETE: | |
1267 | bfa_lps_free(lps); | |
1268 | break; | |
1269 | ||
1270 | case BFA_LPS_SM_RX_CVL: | |
1271 | case BFA_LPS_SM_OFFLINE: | |
1272 | break; | |
1273 | ||
1274 | case BFA_LPS_SM_FWRSP: | |
1275 | /* | |
1276 | * Could happen when fabric detects loopback and discards | |
1277 | * the lps request. Fw will eventually sent out the timeout | |
1278 | * Just ignore | |
1279 | */ | |
1280 | break; | |
1281 | ||
1282 | default: | |
1283 | bfa_sm_fault(lps->bfa, event); | |
1284 | } | |
1285 | } | |
1286 | ||
1287 | /** | |
1288 | * login is in progress -- awaiting response from firmware | |
1289 | */ | |
1290 | static void | |
1291 | bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event) | |
1292 | { | |
1293 | bfa_trc(lps->bfa, lps->lp_tag); | |
1294 | bfa_trc(lps->bfa, event); | |
1295 | ||
1296 | switch (event) { | |
1297 | case BFA_LPS_SM_FWRSP: | |
1298 | if (lps->status == BFA_STATUS_OK) { | |
1299 | bfa_sm_set_state(lps, bfa_lps_sm_online); | |
1300 | if (lps->fdisc) | |
1301 | bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, | |
1302 | BFA_PL_EID_LOGIN, 0, "FDISC Accept"); | |
1303 | else | |
1304 | bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, | |
1305 | BFA_PL_EID_LOGIN, 0, "FLOGI Accept"); | |
1306 | } else { | |
1307 | bfa_sm_set_state(lps, bfa_lps_sm_init); | |
1308 | if (lps->fdisc) | |
1309 | bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, | |
1310 | BFA_PL_EID_LOGIN, 0, | |
1311 | "FDISC Fail (RJT or timeout)"); | |
1312 | else | |
1313 | bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, | |
1314 | BFA_PL_EID_LOGIN, 0, | |
1315 | "FLOGI Fail (RJT or timeout)"); | |
1316 | } | |
1317 | bfa_lps_login_comp(lps); | |
1318 | break; | |
1319 | ||
1320 | case BFA_LPS_SM_OFFLINE: | |
1321 | bfa_sm_set_state(lps, bfa_lps_sm_init); | |
1322 | break; | |
1323 | ||
1324 | default: | |
1325 | bfa_sm_fault(lps->bfa, event); | |
1326 | } | |
1327 | } | |
1328 | ||
1329 | /** | |
1330 | * login pending - awaiting space in request queue | |
1331 | */ | |
1332 | static void | |
1333 | bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event event) | |
1334 | { | |
1335 | bfa_trc(lps->bfa, lps->lp_tag); | |
1336 | bfa_trc(lps->bfa, event); | |
1337 | ||
1338 | switch (event) { | |
1339 | case BFA_LPS_SM_RESUME: | |
1340 | bfa_sm_set_state(lps, bfa_lps_sm_login); | |
1341 | break; | |
1342 | ||
1343 | case BFA_LPS_SM_OFFLINE: | |
1344 | bfa_sm_set_state(lps, bfa_lps_sm_init); | |
1345 | bfa_reqq_wcancel(&lps->wqe); | |
1346 | break; | |
1347 | ||
1348 | case BFA_LPS_SM_RX_CVL: | |
1349 | /* | |
1350 | * Login was not even sent out; so when getting out | |
1351 | * of this state, it will appear like a login retry | |
1352 | * after Clear virtual link | |
1353 | */ | |
1354 | break; | |
1355 | ||
1356 | default: | |
1357 | bfa_sm_fault(lps->bfa, event); | |
1358 | } | |
1359 | } | |
1360 | ||
1361 | /** | |
1362 | * login complete | |
1363 | */ | |
1364 | static void | |
1365 | bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event) | |
1366 | { | |
1367 | bfa_trc(lps->bfa, lps->lp_tag); | |
1368 | bfa_trc(lps->bfa, event); | |
1369 | ||
1370 | switch (event) { | |
1371 | case BFA_LPS_SM_LOGOUT: | |
1372 | if (bfa_reqq_full(lps->bfa, lps->reqq)) { | |
1373 | bfa_sm_set_state(lps, bfa_lps_sm_logowait); | |
1374 | bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe); | |
1375 | } else { | |
1376 | bfa_sm_set_state(lps, bfa_lps_sm_logout); | |
1377 | bfa_lps_send_logout(lps); | |
1378 | } | |
1379 | bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, | |
1380 | BFA_PL_EID_LOGO, 0, "Logout"); | |
1381 | break; | |
1382 | ||
1383 | case BFA_LPS_SM_RX_CVL: | |
1384 | bfa_sm_set_state(lps, bfa_lps_sm_init); | |
1385 | ||
1386 | /* Let the vport module know about this event */ | |
1387 | bfa_lps_cvl_event(lps); | |
1388 | bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, | |
1389 | BFA_PL_EID_FIP_FCF_CVL, 0, "FCF Clear Virt. Link Rx"); | |
1390 | break; | |
1391 | ||
1392 | case BFA_LPS_SM_OFFLINE: | |
1393 | case BFA_LPS_SM_DELETE: | |
1394 | bfa_sm_set_state(lps, bfa_lps_sm_init); | |
1395 | break; | |
1396 | ||
1397 | default: | |
1398 | bfa_sm_fault(lps->bfa, event); | |
1399 | } | |
1400 | } | |
1401 | ||
1402 | /** | |
1403 | * logout in progress - awaiting firmware response | |
1404 | */ | |
1405 | static void | |
1406 | bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event) | |
1407 | { | |
1408 | bfa_trc(lps->bfa, lps->lp_tag); | |
1409 | bfa_trc(lps->bfa, event); | |
1410 | ||
1411 | switch (event) { | |
1412 | case BFA_LPS_SM_FWRSP: | |
1413 | bfa_sm_set_state(lps, bfa_lps_sm_init); | |
1414 | bfa_lps_logout_comp(lps); | |
1415 | break; | |
1416 | ||
1417 | case BFA_LPS_SM_OFFLINE: | |
1418 | bfa_sm_set_state(lps, bfa_lps_sm_init); | |
1419 | break; | |
1420 | ||
1421 | default: | |
1422 | bfa_sm_fault(lps->bfa, event); | |
1423 | } | |
1424 | } | |
1425 | ||
1426 | /** | |
1427 | * logout pending -- awaiting space in request queue | |
1428 | */ | |
1429 | static void | |
1430 | bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event event) | |
1431 | { | |
1432 | bfa_trc(lps->bfa, lps->lp_tag); | |
1433 | bfa_trc(lps->bfa, event); | |
1434 | ||
1435 | switch (event) { | |
1436 | case BFA_LPS_SM_RESUME: | |
1437 | bfa_sm_set_state(lps, bfa_lps_sm_logout); | |
1438 | bfa_lps_send_logout(lps); | |
1439 | break; | |
1440 | ||
1441 | case BFA_LPS_SM_OFFLINE: | |
1442 | bfa_sm_set_state(lps, bfa_lps_sm_init); | |
1443 | bfa_reqq_wcancel(&lps->wqe); | |
1444 | break; | |
1445 | ||
1446 | default: | |
1447 | bfa_sm_fault(lps->bfa, event); | |
1448 | } | |
1449 | } | |
1450 | ||
1451 | ||
1452 | ||
1453 | /** | |
1454 | * lps_pvt BFA LPS private functions | |
1455 | */ | |
1456 | ||
1457 | /** | |
1458 | * return memory requirement | |
1459 | */ | |
1460 | static void | |
1461 | bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, | |
1462 | u32 *dm_len) | |
1463 | { | |
1464 | if (cfg->drvcfg.min_cfg) | |
1465 | *ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS; | |
1466 | else | |
1467 | *ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS; | |
1468 | } | |
1469 | ||
1470 | /** | |
1471 | * bfa module attach at initialization time | |
1472 | */ | |
1473 | static void | |
1474 | bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, | |
1475 | struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) | |
1476 | { | |
1477 | struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); | |
1478 | struct bfa_lps_s *lps; | |
1479 | int i; | |
1480 | ||
6a18b167 | 1481 | memset(mod, 0, sizeof(struct bfa_lps_mod_s)); |
a36c61f9 KG |
1482 | mod->num_lps = BFA_LPS_MAX_LPORTS; |
1483 | if (cfg->drvcfg.min_cfg) | |
1484 | mod->num_lps = BFA_LPS_MIN_LPORTS; | |
1485 | else | |
1486 | mod->num_lps = BFA_LPS_MAX_LPORTS; | |
1487 | mod->lps_arr = lps = (struct bfa_lps_s *) bfa_meminfo_kva(meminfo); | |
1488 | ||
1489 | bfa_meminfo_kva(meminfo) += mod->num_lps * sizeof(struct bfa_lps_s); | |
1490 | ||
1491 | INIT_LIST_HEAD(&mod->lps_free_q); | |
1492 | INIT_LIST_HEAD(&mod->lps_active_q); | |
1493 | ||
1494 | for (i = 0; i < mod->num_lps; i++, lps++) { | |
1495 | lps->bfa = bfa; | |
1496 | lps->lp_tag = (u8) i; | |
1497 | lps->reqq = BFA_REQQ_LPS; | |
1498 | bfa_reqq_winit(&lps->wqe, bfa_lps_reqq_resume, lps); | |
1499 | list_add_tail(&lps->qe, &mod->lps_free_q); | |
1500 | } | |
1501 | } | |
1502 | ||
1503 | static void | |
1504 | bfa_lps_detach(struct bfa_s *bfa) | |
1505 | { | |
1506 | } | |
1507 | ||
1508 | static void | |
1509 | bfa_lps_start(struct bfa_s *bfa) | |
1510 | { | |
1511 | } | |
1512 | ||
1513 | static void | |
1514 | bfa_lps_stop(struct bfa_s *bfa) | |
1515 | { | |
1516 | } | |
1517 | ||
1518 | /** | |
1519 | * IOC in disabled state -- consider all lps offline | |
1520 | */ | |
1521 | static void | |
1522 | bfa_lps_iocdisable(struct bfa_s *bfa) | |
1523 | { | |
1524 | struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); | |
1525 | struct bfa_lps_s *lps; | |
1526 | struct list_head *qe, *qen; | |
1527 | ||
1528 | list_for_each_safe(qe, qen, &mod->lps_active_q) { | |
1529 | lps = (struct bfa_lps_s *) qe; | |
1530 | bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE); | |
1531 | } | |
1532 | } | |
1533 | ||
1534 | /** | |
1535 | * Firmware login response | |
1536 | */ | |
1537 | static void | |
1538 | bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp) | |
1539 | { | |
1540 | struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); | |
1541 | struct bfa_lps_s *lps; | |
1542 | ||
1543 | bfa_assert(rsp->lp_tag < mod->num_lps); | |
1544 | lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag); | |
1545 | ||
1546 | lps->status = rsp->status; | |
1547 | switch (rsp->status) { | |
1548 | case BFA_STATUS_OK: | |
1549 | lps->fport = rsp->f_port; | |
1550 | lps->npiv_en = rsp->npiv_en; | |
1551 | lps->lp_pid = rsp->lp_pid; | |
ba816ea8 | 1552 | lps->pr_bbcred = be16_to_cpu(rsp->bb_credit); |
a36c61f9 KG |
1553 | lps->pr_pwwn = rsp->port_name; |
1554 | lps->pr_nwwn = rsp->node_name; | |
1555 | lps->auth_req = rsp->auth_req; | |
1556 | lps->lp_mac = rsp->lp_mac; | |
1557 | lps->brcd_switch = rsp->brcd_switch; | |
1558 | lps->fcf_mac = rsp->fcf_mac; | |
1559 | ||
1560 | break; | |
1561 | ||
1562 | case BFA_STATUS_FABRIC_RJT: | |
1563 | lps->lsrjt_rsn = rsp->lsrjt_rsn; | |
1564 | lps->lsrjt_expl = rsp->lsrjt_expl; | |
1565 | ||
1566 | break; | |
1567 | ||
1568 | case BFA_STATUS_EPROTOCOL: | |
1569 | lps->ext_status = rsp->ext_status; | |
1570 | ||
1571 | break; | |
1572 | ||
1573 | default: | |
1574 | /* Nothing to do with other status */ | |
1575 | break; | |
1576 | } | |
1577 | ||
1578 | bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); | |
1579 | } | |
1580 | ||
1581 | /** | |
1582 | * Firmware logout response | |
1583 | */ | |
1584 | static void | |
1585 | bfa_lps_logout_rsp(struct bfa_s *bfa, struct bfi_lps_logout_rsp_s *rsp) | |
1586 | { | |
1587 | struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); | |
1588 | struct bfa_lps_s *lps; | |
1589 | ||
1590 | bfa_assert(rsp->lp_tag < mod->num_lps); | |
1591 | lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag); | |
1592 | ||
1593 | bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); | |
1594 | } | |
1595 | ||
1596 | /** | |
1597 | * Firmware received a Clear virtual link request (for FCoE) | |
1598 | */ | |
1599 | static void | |
1600 | bfa_lps_rx_cvl_event(struct bfa_s *bfa, struct bfi_lps_cvl_event_s *cvl) | |
1601 | { | |
1602 | struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); | |
1603 | struct bfa_lps_s *lps; | |
1604 | ||
1605 | lps = BFA_LPS_FROM_TAG(mod, cvl->lp_tag); | |
1606 | ||
1607 | bfa_sm_send_event(lps, BFA_LPS_SM_RX_CVL); | |
1608 | } | |
1609 | ||
1610 | /** | |
1611 | * Space is available in request queue, resume queueing request to firmware. | |
1612 | */ | |
1613 | static void | |
1614 | bfa_lps_reqq_resume(void *lps_arg) | |
1615 | { | |
1616 | struct bfa_lps_s *lps = lps_arg; | |
1617 | ||
1618 | bfa_sm_send_event(lps, BFA_LPS_SM_RESUME); | |
1619 | } | |
1620 | ||
1621 | /** | |
1622 | * lps is freed -- triggered by vport delete | |
1623 | */ | |
1624 | static void | |
1625 | bfa_lps_free(struct bfa_lps_s *lps) | |
1626 | { | |
1627 | struct bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa); | |
1628 | ||
1629 | lps->lp_pid = 0; | |
1630 | list_del(&lps->qe); | |
1631 | list_add_tail(&lps->qe, &mod->lps_free_q); | |
1632 | } | |
1633 | ||
1634 | /** | |
1635 | * send login request to firmware | |
1636 | */ | |
1637 | static void | |
1638 | bfa_lps_send_login(struct bfa_lps_s *lps) | |
1639 | { | |
1640 | struct bfi_lps_login_req_s *m; | |
1641 | ||
1642 | m = bfa_reqq_next(lps->bfa, lps->reqq); | |
1643 | bfa_assert(m); | |
1644 | ||
1645 | bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ, | |
1646 | bfa_lpuid(lps->bfa)); | |
1647 | ||
1648 | m->lp_tag = lps->lp_tag; | |
1649 | m->alpa = lps->alpa; | |
ba816ea8 | 1650 | m->pdu_size = cpu_to_be16(lps->pdusz); |
a36c61f9 KG |
1651 | m->pwwn = lps->pwwn; |
1652 | m->nwwn = lps->nwwn; | |
1653 | m->fdisc = lps->fdisc; | |
1654 | m->auth_en = lps->auth_en; | |
1655 | ||
1656 | bfa_reqq_produce(lps->bfa, lps->reqq); | |
1657 | } | |
1658 | ||
1659 | /** | |
1660 | * send logout request to firmware | |
1661 | */ | |
1662 | static void | |
1663 | bfa_lps_send_logout(struct bfa_lps_s *lps) | |
1664 | { | |
1665 | struct bfi_lps_logout_req_s *m; | |
1666 | ||
1667 | m = bfa_reqq_next(lps->bfa, lps->reqq); | |
1668 | bfa_assert(m); | |
1669 | ||
1670 | bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ, | |
1671 | bfa_lpuid(lps->bfa)); | |
1672 | ||
1673 | m->lp_tag = lps->lp_tag; | |
1674 | m->port_name = lps->pwwn; | |
1675 | bfa_reqq_produce(lps->bfa, lps->reqq); | |
1676 | } | |
1677 | ||
1678 | /** | |
1679 | * Indirect login completion handler for non-fcs | |
1680 | */ | |
1681 | static void | |
1682 | bfa_lps_login_comp_cb(void *arg, bfa_boolean_t complete) | |
1683 | { | |
1684 | struct bfa_lps_s *lps = arg; | |
1685 | ||
1686 | if (!complete) | |
1687 | return; | |
1688 | ||
1689 | if (lps->fdisc) | |
1690 | bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status); | |
1691 | else | |
1692 | bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status); | |
1693 | } | |
1694 | ||
1695 | /** | |
1696 | * Login completion handler -- direct call for fcs, queue for others | |
1697 | */ | |
1698 | static void | |
1699 | bfa_lps_login_comp(struct bfa_lps_s *lps) | |
1700 | { | |
1701 | if (!lps->bfa->fcs) { | |
1702 | bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_login_comp_cb, | |
1703 | lps); | |
1704 | return; | |
1705 | } | |
1706 | ||
1707 | if (lps->fdisc) | |
1708 | bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status); | |
1709 | else | |
1710 | bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status); | |
1711 | } | |
1712 | ||
1713 | /** | |
1714 | * Indirect logout completion handler for non-fcs | |
1715 | */ | |
1716 | static void | |
1717 | bfa_lps_logout_comp_cb(void *arg, bfa_boolean_t complete) | |
1718 | { | |
1719 | struct bfa_lps_s *lps = arg; | |
1720 | ||
1721 | if (!complete) | |
1722 | return; | |
1723 | ||
1724 | if (lps->fdisc) | |
1725 | bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg); | |
1726 | } | |
1727 | ||
1728 | /** | |
1729 | * Logout completion handler -- direct call for fcs, queue for others | |
1730 | */ | |
1731 | static void | |
1732 | bfa_lps_logout_comp(struct bfa_lps_s *lps) | |
1733 | { | |
1734 | if (!lps->bfa->fcs) { | |
1735 | bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_logout_comp_cb, | |
1736 | lps); | |
1737 | return; | |
1738 | } | |
1739 | if (lps->fdisc) | |
1740 | bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg); | |
1741 | } | |
1742 | ||
1743 | /** | |
1744 | * Clear virtual link completion handler for non-fcs | |
1745 | */ | |
1746 | static void | |
1747 | bfa_lps_cvl_event_cb(void *arg, bfa_boolean_t complete) | |
1748 | { | |
1749 | struct bfa_lps_s *lps = arg; | |
1750 | ||
1751 | if (!complete) | |
1752 | return; | |
1753 | ||
1754 | /* Clear virtual link to base port will result in link down */ | |
1755 | if (lps->fdisc) | |
1756 | bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg); | |
1757 | } | |
1758 | ||
1759 | /** | |
1760 | * Received Clear virtual link event --direct call for fcs, | |
1761 | * queue for others | |
1762 | */ | |
1763 | static void | |
1764 | bfa_lps_cvl_event(struct bfa_lps_s *lps) | |
1765 | { | |
1766 | if (!lps->bfa->fcs) { | |
1767 | bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_cvl_event_cb, | |
1768 | lps); | |
1769 | return; | |
1770 | } | |
1771 | ||
1772 | /* Clear virtual link to base port will result in link down */ | |
1773 | if (lps->fdisc) | |
1774 | bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg); | |
1775 | } | |
1776 | ||
1777 | ||
1778 | ||
1779 | /** | |
1780 | * lps_public BFA LPS public functions | |
1781 | */ | |
1782 | ||
1783 | u32 | |
1784 | bfa_lps_get_max_vport(struct bfa_s *bfa) | |
1785 | { | |
1786 | if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT) | |
1787 | return BFA_LPS_MAX_VPORTS_SUPP_CT; | |
1788 | else | |
1789 | return BFA_LPS_MAX_VPORTS_SUPP_CB; | |
1790 | } | |
1791 | ||
1792 | /** | |
1793 | * Allocate a lport srvice tag. | |
1794 | */ | |
1795 | struct bfa_lps_s * | |
1796 | bfa_lps_alloc(struct bfa_s *bfa) | |
1797 | { | |
1798 | struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); | |
1799 | struct bfa_lps_s *lps = NULL; | |
1800 | ||
1801 | bfa_q_deq(&mod->lps_free_q, &lps); | |
1802 | ||
1803 | if (lps == NULL) | |
1804 | return NULL; | |
1805 | ||
1806 | list_add_tail(&lps->qe, &mod->lps_active_q); | |
1807 | ||
1808 | bfa_sm_set_state(lps, bfa_lps_sm_init); | |
1809 | return lps; | |
1810 | } | |
1811 | ||
1812 | /** | |
1813 | * Free lport service tag. This can be called anytime after an alloc. | |
1814 | * No need to wait for any pending login/logout completions. | |
1815 | */ | |
1816 | void | |
1817 | bfa_lps_delete(struct bfa_lps_s *lps) | |
1818 | { | |
1819 | bfa_sm_send_event(lps, BFA_LPS_SM_DELETE); | |
1820 | } | |
1821 | ||
1822 | /** | |
1823 | * Initiate a lport login. | |
1824 | */ | |
1825 | void | |
1826 | bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz, | |
1827 | wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en) | |
1828 | { | |
1829 | lps->uarg = uarg; | |
1830 | lps->alpa = alpa; | |
1831 | lps->pdusz = pdusz; | |
1832 | lps->pwwn = pwwn; | |
1833 | lps->nwwn = nwwn; | |
1834 | lps->fdisc = BFA_FALSE; | |
1835 | lps->auth_en = auth_en; | |
1836 | bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN); | |
1837 | } | |
1838 | ||
1839 | /** | |
1840 | * Initiate a lport fdisc login. | |
1841 | */ | |
1842 | void | |
1843 | bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn, | |
1844 | wwn_t nwwn) | |
1845 | { | |
1846 | lps->uarg = uarg; | |
1847 | lps->alpa = 0; | |
1848 | lps->pdusz = pdusz; | |
1849 | lps->pwwn = pwwn; | |
1850 | lps->nwwn = nwwn; | |
1851 | lps->fdisc = BFA_TRUE; | |
1852 | lps->auth_en = BFA_FALSE; | |
1853 | bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN); | |
1854 | } | |
1855 | ||
1856 | /** | |
1857 | * Initiate a lport logout (flogi). | |
1858 | */ | |
1859 | void | |
1860 | bfa_lps_flogo(struct bfa_lps_s *lps) | |
1861 | { | |
1862 | bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT); | |
1863 | } | |
1864 | ||
1865 | /** | |
1866 | * Initiate a lport FDSIC logout. | |
1867 | */ | |
1868 | void | |
1869 | bfa_lps_fdisclogo(struct bfa_lps_s *lps) | |
1870 | { | |
1871 | bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT); | |
1872 | } | |
1873 | ||
1874 | /** | |
1875 | * Discard a pending login request -- should be called only for | |
1876 | * link down handling. | |
1877 | */ | |
1878 | void | |
1879 | bfa_lps_discard(struct bfa_lps_s *lps) | |
1880 | { | |
1881 | bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE); | |
1882 | } | |
1883 | ||
1884 | /** | |
1885 | * Return lport services tag | |
1886 | */ | |
1887 | u8 | |
1888 | bfa_lps_get_tag(struct bfa_lps_s *lps) | |
1889 | { | |
1890 | return lps->lp_tag; | |
1891 | } | |
1892 | ||
1893 | /** | |
1894 | * Return lport services tag given the pid | |
1895 | */ | |
1896 | u8 | |
1897 | bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid) | |
1898 | { | |
1899 | struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); | |
1900 | struct bfa_lps_s *lps; | |
1901 | int i; | |
1902 | ||
1903 | for (i = 0, lps = mod->lps_arr; i < mod->num_lps; i++, lps++) { | |
1904 | if (lps->lp_pid == pid) | |
1905 | return lps->lp_tag; | |
1906 | } | |
1907 | ||
1908 | /* Return base port tag anyway */ | |
1909 | return 0; | |
1910 | } | |
1911 | ||
1912 | /** | |
1913 | * return if fabric login indicates support for NPIV | |
1914 | */ | |
1915 | bfa_boolean_t | |
1916 | bfa_lps_is_npiv_en(struct bfa_lps_s *lps) | |
1917 | { | |
1918 | return lps->npiv_en; | |
1919 | } | |
1920 | ||
1921 | /** | |
1922 | * Return TRUE if attached to F-Port, else return FALSE | |
1923 | */ | |
1924 | bfa_boolean_t | |
1925 | bfa_lps_is_fport(struct bfa_lps_s *lps) | |
1926 | { | |
1927 | return lps->fport; | |
1928 | } | |
1929 | ||
1930 | /** | |
1931 | * Return TRUE if attached to a Brocade Fabric | |
1932 | */ | |
1933 | bfa_boolean_t | |
1934 | bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps) | |
1935 | { | |
1936 | return lps->brcd_switch; | |
1937 | } | |
1938 | /** | |
1939 | * return TRUE if authentication is required | |
1940 | */ | |
1941 | bfa_boolean_t | |
1942 | bfa_lps_is_authreq(struct bfa_lps_s *lps) | |
1943 | { | |
1944 | return lps->auth_req; | |
1945 | } | |
1946 | ||
1947 | bfa_eproto_status_t | |
1948 | bfa_lps_get_extstatus(struct bfa_lps_s *lps) | |
1949 | { | |
1950 | return lps->ext_status; | |
1951 | } | |
1952 | ||
1953 | /** | |
1954 | * return port id assigned to the lport | |
1955 | */ | |
1956 | u32 | |
1957 | bfa_lps_get_pid(struct bfa_lps_s *lps) | |
1958 | { | |
1959 | return lps->lp_pid; | |
1960 | } | |
1961 | ||
1962 | /** | |
1963 | * return port id assigned to the base lport | |
1964 | */ | |
1965 | u32 | |
1966 | bfa_lps_get_base_pid(struct bfa_s *bfa) | |
1967 | { | |
1968 | struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); | |
1969 | ||
1970 | return BFA_LPS_FROM_TAG(mod, 0)->lp_pid; | |
1971 | } | |
1972 | ||
1973 | /** | |
1974 | * Return bb_credit assigned in FLOGI response | |
1975 | */ | |
1976 | u16 | |
1977 | bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps) | |
1978 | { | |
1979 | return lps->pr_bbcred; | |
1980 | } | |
1981 | ||
1982 | /** | |
1983 | * Return peer port name | |
1984 | */ | |
1985 | wwn_t | |
1986 | bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps) | |
1987 | { | |
1988 | return lps->pr_pwwn; | |
1989 | } | |
1990 | ||
1991 | /** | |
1992 | * Return peer node name | |
1993 | */ | |
1994 | wwn_t | |
1995 | bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps) | |
1996 | { | |
1997 | return lps->pr_nwwn; | |
1998 | } | |
1999 | ||
2000 | /** | |
2001 | * return reason code if login request is rejected | |
2002 | */ | |
2003 | u8 | |
2004 | bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps) | |
2005 | { | |
2006 | return lps->lsrjt_rsn; | |
2007 | } | |
2008 | ||
2009 | /** | |
2010 | * return explanation code if login request is rejected | |
2011 | */ | |
2012 | u8 | |
2013 | bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps) | |
2014 | { | |
2015 | return lps->lsrjt_expl; | |
2016 | } | |
2017 | ||
2018 | /** | |
2019 | * Return fpma/spma MAC for lport | |
2020 | */ | |
2021 | mac_t | |
2022 | bfa_lps_get_lp_mac(struct bfa_lps_s *lps) | |
2023 | { | |
2024 | return lps->lp_mac; | |
2025 | } | |
2026 | ||
2027 | /** | |
2028 | * LPS firmware message class handler. | |
2029 | */ | |
2030 | void | |
2031 | bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *m) | |
2032 | { | |
2033 | union bfi_lps_i2h_msg_u msg; | |
2034 | ||
2035 | bfa_trc(bfa, m->mhdr.msg_id); | |
2036 | msg.msg = m; | |
2037 | ||
2038 | switch (m->mhdr.msg_id) { | |
2039 | case BFI_LPS_H2I_LOGIN_RSP: | |
2040 | bfa_lps_login_rsp(bfa, msg.login_rsp); | |
2041 | break; | |
2042 | ||
2043 | case BFI_LPS_H2I_LOGOUT_RSP: | |
2044 | bfa_lps_logout_rsp(bfa, msg.logout_rsp); | |
2045 | break; | |
2046 | ||
2047 | case BFI_LPS_H2I_CVL_EVENT: | |
2048 | bfa_lps_rx_cvl_event(bfa, msg.cvl_event); | |
2049 | break; | |
2050 | ||
2051 | default: | |
2052 | bfa_trc(bfa, m->mhdr.msg_id); | |
2053 | bfa_assert(0); | |
2054 | } | |
2055 | } | |
2056 | ||
2057 | /** | |
2058 | * FC PORT state machine functions | |
2059 | */ | |
2060 | static void | |
2061 | bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport, | |
2062 | enum bfa_fcport_sm_event event) | |
2063 | { | |
2064 | bfa_trc(fcport->bfa, event); | |
2065 | ||
2066 | switch (event) { | |
2067 | case BFA_FCPORT_SM_START: | |
2068 | /** | |
2069 | * Start event after IOC is configured and BFA is started. | |
2070 | */ | |
2071 | if (bfa_fcport_send_enable(fcport)) { | |
2072 | bfa_trc(fcport->bfa, BFA_TRUE); | |
2073 | bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); | |
2074 | } else { | |
2075 | bfa_trc(fcport->bfa, BFA_FALSE); | |
2076 | bfa_sm_set_state(fcport, | |
2077 | bfa_fcport_sm_enabling_qwait); | |
2078 | } | |
2079 | break; | |
2080 | ||
2081 | case BFA_FCPORT_SM_ENABLE: | |
2082 | /** | |
2083 | * Port is persistently configured to be in enabled state. Do | |
2084 | * not change state. Port enabling is done when START event is | |
2085 | * received. | |
2086 | */ | |
2087 | break; | |
2088 | ||
2089 | case BFA_FCPORT_SM_DISABLE: | |
2090 | /** | |
2091 | * If a port is persistently configured to be disabled, the | |
2092 | * first event will a port disable request. | |
2093 | */ | |
2094 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); | |
2095 | break; | |
2096 | ||
2097 | case BFA_FCPORT_SM_HWFAIL: | |
2098 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); | |
2099 | break; | |
2100 | ||
2101 | default: | |
2102 | bfa_sm_fault(fcport->bfa, event); | |
2103 | } | |
2104 | } | |
2105 | ||
2106 | static void | |
2107 | bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport, | |
2108 | enum bfa_fcport_sm_event event) | |
2109 | { | |
2110 | char pwwn_buf[BFA_STRING_32]; | |
2111 | struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; | |
2112 | bfa_trc(fcport->bfa, event); | |
2113 | ||
2114 | switch (event) { | |
2115 | case BFA_FCPORT_SM_QRESUME: | |
2116 | bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); | |
2117 | bfa_fcport_send_enable(fcport); | |
2118 | break; | |
2119 | ||
2120 | case BFA_FCPORT_SM_STOP: | |
2121 | bfa_reqq_wcancel(&fcport->reqq_wait); | |
2122 | bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); | |
2123 | break; | |
2124 | ||
2125 | case BFA_FCPORT_SM_ENABLE: | |
2126 | /** | |
2127 | * Already enable is in progress. | |
2128 | */ | |
2129 | break; | |
2130 | ||
2131 | case BFA_FCPORT_SM_DISABLE: | |
2132 | /** | |
2133 | * Just send disable request to firmware when room becomes | |
2134 | * available in request queue. | |
2135 | */ | |
2136 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); | |
2137 | bfa_reqq_wcancel(&fcport->reqq_wait); | |
2138 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2139 | BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); | |
2140 | wwn2str(pwwn_buf, fcport->pwwn); | |
2141 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2142 | "Base port disabled: WWN = %s\n", pwwn_buf); | |
2143 | break; | |
2144 | ||
2145 | case BFA_FCPORT_SM_LINKUP: | |
2146 | case BFA_FCPORT_SM_LINKDOWN: | |
2147 | /** | |
2148 | * Possible to get link events when doing back-to-back | |
2149 | * enable/disables. | |
2150 | */ | |
2151 | break; | |
2152 | ||
2153 | case BFA_FCPORT_SM_HWFAIL: | |
2154 | bfa_reqq_wcancel(&fcport->reqq_wait); | |
2155 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); | |
2156 | break; | |
2157 | ||
2158 | default: | |
2159 | bfa_sm_fault(fcport->bfa, event); | |
2160 | } | |
2161 | } | |
2162 | ||
2163 | static void | |
2164 | bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport, | |
2165 | enum bfa_fcport_sm_event event) | |
2166 | { | |
2167 | char pwwn_buf[BFA_STRING_32]; | |
2168 | struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; | |
2169 | bfa_trc(fcport->bfa, event); | |
2170 | ||
2171 | switch (event) { | |
2172 | case BFA_FCPORT_SM_FWRSP: | |
2173 | case BFA_FCPORT_SM_LINKDOWN: | |
2174 | bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown); | |
2175 | break; | |
2176 | ||
2177 | case BFA_FCPORT_SM_LINKUP: | |
2178 | bfa_fcport_update_linkinfo(fcport); | |
2179 | bfa_sm_set_state(fcport, bfa_fcport_sm_linkup); | |
2180 | ||
2181 | bfa_assert(fcport->event_cbfn); | |
2182 | bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE); | |
2183 | break; | |
2184 | ||
2185 | case BFA_FCPORT_SM_ENABLE: | |
2186 | /** | |
2187 | * Already being enabled. | |
2188 | */ | |
2189 | break; | |
2190 | ||
2191 | case BFA_FCPORT_SM_DISABLE: | |
2192 | if (bfa_fcport_send_disable(fcport)) | |
2193 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); | |
2194 | else | |
2195 | bfa_sm_set_state(fcport, | |
2196 | bfa_fcport_sm_disabling_qwait); | |
2197 | ||
2198 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2199 | BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); | |
2200 | wwn2str(pwwn_buf, fcport->pwwn); | |
2201 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2202 | "Base port disabled: WWN = %s\n", pwwn_buf); | |
2203 | break; | |
2204 | ||
2205 | case BFA_FCPORT_SM_STOP: | |
2206 | bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); | |
2207 | break; | |
2208 | ||
2209 | case BFA_FCPORT_SM_HWFAIL: | |
2210 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); | |
2211 | break; | |
2212 | ||
2213 | default: | |
2214 | bfa_sm_fault(fcport->bfa, event); | |
2215 | } | |
2216 | } | |
2217 | ||
2218 | static void | |
2219 | bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, | |
2220 | enum bfa_fcport_sm_event event) | |
2221 | { | |
2222 | struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event; | |
2223 | char pwwn_buf[BFA_STRING_32]; | |
2224 | struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; | |
2225 | ||
2226 | bfa_trc(fcport->bfa, event); | |
2227 | ||
2228 | switch (event) { | |
2229 | case BFA_FCPORT_SM_LINKUP: | |
2230 | bfa_fcport_update_linkinfo(fcport); | |
2231 | bfa_sm_set_state(fcport, bfa_fcport_sm_linkup); | |
2232 | bfa_assert(fcport->event_cbfn); | |
2233 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2234 | BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkup"); | |
2235 | if (!bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { | |
2236 | ||
2237 | bfa_trc(fcport->bfa, | |
2238 | pevent->link_state.vc_fcf.fcf.fipenabled); | |
2239 | bfa_trc(fcport->bfa, | |
2240 | pevent->link_state.vc_fcf.fcf.fipfailed); | |
2241 | ||
2242 | if (pevent->link_state.vc_fcf.fcf.fipfailed) | |
2243 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2244 | BFA_PL_EID_FIP_FCF_DISC, 0, | |
2245 | "FIP FCF Discovery Failed"); | |
2246 | else | |
2247 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2248 | BFA_PL_EID_FIP_FCF_DISC, 0, | |
2249 | "FIP FCF Discovered"); | |
2250 | } | |
2251 | ||
2252 | bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE); | |
2253 | wwn2str(pwwn_buf, fcport->pwwn); | |
2254 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2255 | "Base port online: WWN = %s\n", pwwn_buf); | |
2256 | break; | |
2257 | ||
2258 | case BFA_FCPORT_SM_LINKDOWN: | |
2259 | /** | |
2260 | * Possible to get link down event. | |
2261 | */ | |
2262 | break; | |
2263 | ||
2264 | case BFA_FCPORT_SM_ENABLE: | |
2265 | /** | |
2266 | * Already enabled. | |
2267 | */ | |
2268 | break; | |
2269 | ||
2270 | case BFA_FCPORT_SM_DISABLE: | |
2271 | if (bfa_fcport_send_disable(fcport)) | |
2272 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); | |
2273 | else | |
2274 | bfa_sm_set_state(fcport, | |
2275 | bfa_fcport_sm_disabling_qwait); | |
2276 | ||
2277 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2278 | BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); | |
2279 | wwn2str(pwwn_buf, fcport->pwwn); | |
2280 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2281 | "Base port disabled: WWN = %s\n", pwwn_buf); | |
2282 | break; | |
2283 | ||
2284 | case BFA_FCPORT_SM_STOP: | |
2285 | bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); | |
2286 | break; | |
2287 | ||
2288 | case BFA_FCPORT_SM_HWFAIL: | |
2289 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); | |
2290 | break; | |
2291 | ||
2292 | default: | |
2293 | bfa_sm_fault(fcport->bfa, event); | |
2294 | } | |
2295 | } | |
2296 | ||
2297 | static void | |
2298 | bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport, | |
2299 | enum bfa_fcport_sm_event event) | |
2300 | { | |
2301 | char pwwn_buf[BFA_STRING_32]; | |
2302 | struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; | |
2303 | ||
2304 | bfa_trc(fcport->bfa, event); | |
2305 | ||
2306 | switch (event) { | |
2307 | case BFA_FCPORT_SM_ENABLE: | |
2308 | /** | |
2309 | * Already enabled. | |
2310 | */ | |
2311 | break; | |
2312 | ||
2313 | case BFA_FCPORT_SM_DISABLE: | |
2314 | if (bfa_fcport_send_disable(fcport)) | |
2315 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); | |
2316 | else | |
2317 | bfa_sm_set_state(fcport, | |
2318 | bfa_fcport_sm_disabling_qwait); | |
2319 | ||
2320 | bfa_fcport_reset_linkinfo(fcport); | |
2321 | bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); | |
2322 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2323 | BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); | |
2324 | wwn2str(pwwn_buf, fcport->pwwn); | |
2325 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2326 | "Base port offline: WWN = %s\n", pwwn_buf); | |
2327 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2328 | "Base port disabled: WWN = %s\n", pwwn_buf); | |
2329 | break; | |
2330 | ||
2331 | case BFA_FCPORT_SM_LINKDOWN: | |
2332 | bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown); | |
2333 | bfa_fcport_reset_linkinfo(fcport); | |
2334 | bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); | |
2335 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2336 | BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkdown"); | |
2337 | wwn2str(pwwn_buf, fcport->pwwn); | |
2338 | if (BFA_PORT_IS_DISABLED(fcport->bfa)) | |
2339 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2340 | "Base port offline: WWN = %s\n", pwwn_buf); | |
2341 | else | |
2342 | BFA_LOG(KERN_ERR, bfad, log_level, | |
2343 | "Base port (WWN = %s) " | |
2344 | "lost fabric connectivity\n", pwwn_buf); | |
2345 | break; | |
2346 | ||
2347 | case BFA_FCPORT_SM_STOP: | |
2348 | bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); | |
2349 | bfa_fcport_reset_linkinfo(fcport); | |
2350 | wwn2str(pwwn_buf, fcport->pwwn); | |
2351 | if (BFA_PORT_IS_DISABLED(fcport->bfa)) | |
2352 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2353 | "Base port offline: WWN = %s\n", pwwn_buf); | |
2354 | else | |
2355 | BFA_LOG(KERN_ERR, bfad, log_level, | |
2356 | "Base port (WWN = %s) " | |
2357 | "lost fabric connectivity\n", pwwn_buf); | |
2358 | break; | |
2359 | ||
2360 | case BFA_FCPORT_SM_HWFAIL: | |
2361 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); | |
2362 | bfa_fcport_reset_linkinfo(fcport); | |
2363 | bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); | |
2364 | wwn2str(pwwn_buf, fcport->pwwn); | |
2365 | if (BFA_PORT_IS_DISABLED(fcport->bfa)) | |
2366 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2367 | "Base port offline: WWN = %s\n", pwwn_buf); | |
2368 | else | |
2369 | BFA_LOG(KERN_ERR, bfad, log_level, | |
2370 | "Base port (WWN = %s) " | |
2371 | "lost fabric connectivity\n", pwwn_buf); | |
2372 | break; | |
2373 | ||
2374 | default: | |
2375 | bfa_sm_fault(fcport->bfa, event); | |
2376 | } | |
2377 | } | |
2378 | ||
2379 | static void | |
2380 | bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport, | |
2381 | enum bfa_fcport_sm_event event) | |
2382 | { | |
2383 | bfa_trc(fcport->bfa, event); | |
2384 | ||
2385 | switch (event) { | |
2386 | case BFA_FCPORT_SM_QRESUME: | |
2387 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); | |
2388 | bfa_fcport_send_disable(fcport); | |
2389 | break; | |
2390 | ||
2391 | case BFA_FCPORT_SM_STOP: | |
2392 | bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); | |
2393 | bfa_reqq_wcancel(&fcport->reqq_wait); | |
2394 | break; | |
2395 | ||
2396 | case BFA_FCPORT_SM_ENABLE: | |
2397 | bfa_sm_set_state(fcport, bfa_fcport_sm_toggling_qwait); | |
2398 | break; | |
2399 | ||
2400 | case BFA_FCPORT_SM_DISABLE: | |
2401 | /** | |
2402 | * Already being disabled. | |
2403 | */ | |
2404 | break; | |
2405 | ||
2406 | case BFA_FCPORT_SM_LINKUP: | |
2407 | case BFA_FCPORT_SM_LINKDOWN: | |
2408 | /** | |
2409 | * Possible to get link events when doing back-to-back | |
2410 | * enable/disables. | |
2411 | */ | |
2412 | break; | |
2413 | ||
2414 | case BFA_FCPORT_SM_HWFAIL: | |
2415 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); | |
2416 | bfa_reqq_wcancel(&fcport->reqq_wait); | |
2417 | break; | |
2418 | ||
2419 | default: | |
2420 | bfa_sm_fault(fcport->bfa, event); | |
2421 | } | |
2422 | } | |
2423 | ||
2424 | static void | |
2425 | bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport, | |
2426 | enum bfa_fcport_sm_event event) | |
2427 | { | |
2428 | bfa_trc(fcport->bfa, event); | |
2429 | ||
2430 | switch (event) { | |
2431 | case BFA_FCPORT_SM_QRESUME: | |
2432 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); | |
2433 | bfa_fcport_send_disable(fcport); | |
2434 | if (bfa_fcport_send_enable(fcport)) | |
2435 | bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); | |
2436 | else | |
2437 | bfa_sm_set_state(fcport, | |
2438 | bfa_fcport_sm_enabling_qwait); | |
2439 | break; | |
2440 | ||
2441 | case BFA_FCPORT_SM_STOP: | |
2442 | bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); | |
2443 | bfa_reqq_wcancel(&fcport->reqq_wait); | |
2444 | break; | |
2445 | ||
2446 | case BFA_FCPORT_SM_ENABLE: | |
2447 | break; | |
2448 | ||
2449 | case BFA_FCPORT_SM_DISABLE: | |
2450 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait); | |
2451 | break; | |
2452 | ||
2453 | case BFA_FCPORT_SM_LINKUP: | |
2454 | case BFA_FCPORT_SM_LINKDOWN: | |
2455 | /** | |
2456 | * Possible to get link events when doing back-to-back | |
2457 | * enable/disables. | |
2458 | */ | |
2459 | break; | |
2460 | ||
2461 | case BFA_FCPORT_SM_HWFAIL: | |
2462 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); | |
2463 | bfa_reqq_wcancel(&fcport->reqq_wait); | |
2464 | break; | |
2465 | ||
2466 | default: | |
2467 | bfa_sm_fault(fcport->bfa, event); | |
2468 | } | |
2469 | } | |
2470 | ||
2471 | static void | |
2472 | bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport, | |
2473 | enum bfa_fcport_sm_event event) | |
2474 | { | |
2475 | char pwwn_buf[BFA_STRING_32]; | |
2476 | struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; | |
2477 | bfa_trc(fcport->bfa, event); | |
2478 | ||
2479 | switch (event) { | |
2480 | case BFA_FCPORT_SM_FWRSP: | |
2481 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); | |
2482 | break; | |
2483 | ||
2484 | case BFA_FCPORT_SM_DISABLE: | |
2485 | /** | |
2486 | * Already being disabled. | |
2487 | */ | |
2488 | break; | |
2489 | ||
2490 | case BFA_FCPORT_SM_ENABLE: | |
2491 | if (bfa_fcport_send_enable(fcport)) | |
2492 | bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); | |
2493 | else | |
2494 | bfa_sm_set_state(fcport, | |
2495 | bfa_fcport_sm_enabling_qwait); | |
2496 | ||
2497 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2498 | BFA_PL_EID_PORT_ENABLE, 0, "Port Enable"); | |
2499 | wwn2str(pwwn_buf, fcport->pwwn); | |
2500 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2501 | "Base port enabled: WWN = %s\n", pwwn_buf); | |
2502 | break; | |
2503 | ||
2504 | case BFA_FCPORT_SM_STOP: | |
2505 | bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); | |
2506 | break; | |
2507 | ||
2508 | case BFA_FCPORT_SM_LINKUP: | |
2509 | case BFA_FCPORT_SM_LINKDOWN: | |
2510 | /** | |
2511 | * Possible to get link events when doing back-to-back | |
2512 | * enable/disables. | |
2513 | */ | |
2514 | break; | |
2515 | ||
2516 | case BFA_FCPORT_SM_HWFAIL: | |
2517 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); | |
2518 | break; | |
2519 | ||
2520 | default: | |
2521 | bfa_sm_fault(fcport->bfa, event); | |
2522 | } | |
2523 | } | |
2524 | ||
2525 | static void | |
2526 | bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport, | |
2527 | enum bfa_fcport_sm_event event) | |
2528 | { | |
2529 | char pwwn_buf[BFA_STRING_32]; | |
2530 | struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; | |
2531 | bfa_trc(fcport->bfa, event); | |
2532 | ||
2533 | switch (event) { | |
2534 | case BFA_FCPORT_SM_START: | |
2535 | /** | |
2536 | * Ignore start event for a port that is disabled. | |
2537 | */ | |
2538 | break; | |
2539 | ||
2540 | case BFA_FCPORT_SM_STOP: | |
2541 | bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); | |
2542 | break; | |
2543 | ||
2544 | case BFA_FCPORT_SM_ENABLE: | |
2545 | if (bfa_fcport_send_enable(fcport)) | |
2546 | bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); | |
2547 | else | |
2548 | bfa_sm_set_state(fcport, | |
2549 | bfa_fcport_sm_enabling_qwait); | |
2550 | ||
2551 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
2552 | BFA_PL_EID_PORT_ENABLE, 0, "Port Enable"); | |
2553 | wwn2str(pwwn_buf, fcport->pwwn); | |
2554 | BFA_LOG(KERN_INFO, bfad, log_level, | |
2555 | "Base port enabled: WWN = %s\n", pwwn_buf); | |
2556 | break; | |
2557 | ||
2558 | case BFA_FCPORT_SM_DISABLE: | |
2559 | /** | |
2560 | * Already disabled. | |
2561 | */ | |
2562 | break; | |
2563 | ||
2564 | case BFA_FCPORT_SM_HWFAIL: | |
2565 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); | |
2566 | break; | |
2567 | ||
2568 | default: | |
2569 | bfa_sm_fault(fcport->bfa, event); | |
2570 | } | |
2571 | } | |
2572 | ||
2573 | static void | |
2574 | bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport, | |
2575 | enum bfa_fcport_sm_event event) | |
2576 | { | |
2577 | bfa_trc(fcport->bfa, event); | |
2578 | ||
2579 | switch (event) { | |
2580 | case BFA_FCPORT_SM_START: | |
2581 | if (bfa_fcport_send_enable(fcport)) | |
2582 | bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); | |
2583 | else | |
2584 | bfa_sm_set_state(fcport, | |
2585 | bfa_fcport_sm_enabling_qwait); | |
2586 | break; | |
2587 | ||
2588 | default: | |
2589 | /** | |
2590 | * Ignore all other events. | |
2591 | */ | |
2592 | ; | |
2593 | } | |
2594 | } | |
2595 | ||
2596 | /** | |
2597 | * Port is enabled. IOC is down/failed. | |
2598 | */ | |
2599 | static void | |
2600 | bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport, | |
2601 | enum bfa_fcport_sm_event event) | |
2602 | { | |
2603 | bfa_trc(fcport->bfa, event); | |
2604 | ||
2605 | switch (event) { | |
2606 | case BFA_FCPORT_SM_START: | |
2607 | if (bfa_fcport_send_enable(fcport)) | |
2608 | bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); | |
2609 | else | |
2610 | bfa_sm_set_state(fcport, | |
2611 | bfa_fcport_sm_enabling_qwait); | |
2612 | break; | |
2613 | ||
2614 | default: | |
2615 | /** | |
2616 | * Ignore all events. | |
2617 | */ | |
2618 | ; | |
2619 | } | |
2620 | } | |
2621 | ||
2622 | /** | |
2623 | * Port is disabled. IOC is down/failed. | |
2624 | */ | |
2625 | static void | |
2626 | bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport, | |
2627 | enum bfa_fcport_sm_event event) | |
2628 | { | |
2629 | bfa_trc(fcport->bfa, event); | |
2630 | ||
2631 | switch (event) { | |
2632 | case BFA_FCPORT_SM_START: | |
2633 | bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); | |
2634 | break; | |
2635 | ||
2636 | case BFA_FCPORT_SM_ENABLE: | |
2637 | bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); | |
2638 | break; | |
2639 | ||
2640 | default: | |
2641 | /** | |
2642 | * Ignore all events. | |
2643 | */ | |
2644 | ; | |
2645 | } | |
2646 | } | |
2647 | ||
2648 | /** | |
2649 | * Link state is down | |
2650 | */ | |
2651 | static void | |
2652 | bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln, | |
2653 | enum bfa_fcport_ln_sm_event event) | |
2654 | { | |
2655 | bfa_trc(ln->fcport->bfa, event); | |
2656 | ||
2657 | switch (event) { | |
2658 | case BFA_FCPORT_LN_SM_LINKUP: | |
2659 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf); | |
2660 | bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP); | |
2661 | break; | |
2662 | ||
2663 | default: | |
2664 | bfa_sm_fault(ln->fcport->bfa, event); | |
2665 | } | |
2666 | } | |
2667 | ||
2668 | /** | |
2669 | * Link state is waiting for down notification | |
2670 | */ | |
2671 | static void | |
2672 | bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln, | |
2673 | enum bfa_fcport_ln_sm_event event) | |
2674 | { | |
2675 | bfa_trc(ln->fcport->bfa, event); | |
2676 | ||
2677 | switch (event) { | |
2678 | case BFA_FCPORT_LN_SM_LINKUP: | |
2679 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf); | |
2680 | break; | |
2681 | ||
2682 | case BFA_FCPORT_LN_SM_NOTIFICATION: | |
2683 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn); | |
2684 | break; | |
2685 | ||
2686 | default: | |
2687 | bfa_sm_fault(ln->fcport->bfa, event); | |
2688 | } | |
2689 | } | |
2690 | ||
2691 | /** | |
2692 | * Link state is waiting for down notification and there is a pending up | |
2693 | */ | |
2694 | static void | |
2695 | bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln, | |
2696 | enum bfa_fcport_ln_sm_event event) | |
2697 | { | |
2698 | bfa_trc(ln->fcport->bfa, event); | |
2699 | ||
2700 | switch (event) { | |
2701 | case BFA_FCPORT_LN_SM_LINKDOWN: | |
2702 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); | |
2703 | break; | |
2704 | ||
2705 | case BFA_FCPORT_LN_SM_NOTIFICATION: | |
2706 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf); | |
2707 | bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP); | |
2708 | break; | |
2709 | ||
2710 | default: | |
2711 | bfa_sm_fault(ln->fcport->bfa, event); | |
2712 | } | |
2713 | } | |
2714 | ||
2715 | /** | |
2716 | * Link state is up | |
2717 | */ | |
2718 | static void | |
2719 | bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln, | |
2720 | enum bfa_fcport_ln_sm_event event) | |
2721 | { | |
2722 | bfa_trc(ln->fcport->bfa, event); | |
2723 | ||
2724 | switch (event) { | |
2725 | case BFA_FCPORT_LN_SM_LINKDOWN: | |
2726 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); | |
2727 | bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN); | |
2728 | break; | |
2729 | ||
2730 | default: | |
2731 | bfa_sm_fault(ln->fcport->bfa, event); | |
2732 | } | |
2733 | } | |
2734 | ||
2735 | /** | |
2736 | * Link state is waiting for up notification | |
2737 | */ | |
2738 | static void | |
2739 | bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln, | |
2740 | enum bfa_fcport_ln_sm_event event) | |
2741 | { | |
2742 | bfa_trc(ln->fcport->bfa, event); | |
2743 | ||
2744 | switch (event) { | |
2745 | case BFA_FCPORT_LN_SM_LINKDOWN: | |
2746 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf); | |
2747 | break; | |
2748 | ||
2749 | case BFA_FCPORT_LN_SM_NOTIFICATION: | |
2750 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_up); | |
2751 | break; | |
2752 | ||
2753 | default: | |
2754 | bfa_sm_fault(ln->fcport->bfa, event); | |
2755 | } | |
2756 | } | |
2757 | ||
2758 | /** | |
2759 | * Link state is waiting for up notification and there is a pending down | |
2760 | */ | |
2761 | static void | |
2762 | bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln, | |
2763 | enum bfa_fcport_ln_sm_event event) | |
2764 | { | |
2765 | bfa_trc(ln->fcport->bfa, event); | |
2766 | ||
2767 | switch (event) { | |
2768 | case BFA_FCPORT_LN_SM_LINKUP: | |
2769 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_up_nf); | |
2770 | break; | |
2771 | ||
2772 | case BFA_FCPORT_LN_SM_NOTIFICATION: | |
2773 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); | |
2774 | bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN); | |
2775 | break; | |
2776 | ||
2777 | default: | |
2778 | bfa_sm_fault(ln->fcport->bfa, event); | |
2779 | } | |
2780 | } | |
2781 | ||
2782 | /** | |
2783 | * Link state is waiting for up notification and there are pending down and up | |
2784 | */ | |
2785 | static void | |
2786 | bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln, | |
2787 | enum bfa_fcport_ln_sm_event event) | |
2788 | { | |
2789 | bfa_trc(ln->fcport->bfa, event); | |
2790 | ||
2791 | switch (event) { | |
2792 | case BFA_FCPORT_LN_SM_LINKDOWN: | |
2793 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf); | |
2794 | break; | |
2795 | ||
2796 | case BFA_FCPORT_LN_SM_NOTIFICATION: | |
2797 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf); | |
2798 | bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN); | |
2799 | break; | |
2800 | ||
2801 | default: | |
2802 | bfa_sm_fault(ln->fcport->bfa, event); | |
2803 | } | |
2804 | } | |
2805 | ||
2806 | ||
2807 | ||
2808 | /** | |
2809 | * hal_port_private | |
2810 | */ | |
2811 | ||
2812 | static void | |
2813 | __bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete) | |
2814 | { | |
2815 | struct bfa_fcport_ln_s *ln = cbarg; | |
2816 | ||
2817 | if (complete) | |
2818 | ln->fcport->event_cbfn(ln->fcport->event_cbarg, ln->ln_event); | |
2819 | else | |
2820 | bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION); | |
2821 | } | |
2822 | ||
2823 | /** | |
2824 | * Send SCN notification to upper layers. | |
2825 | * trunk - false if caller is fcport to ignore fcport event in trunked mode | |
2826 | */ | |
2827 | static void | |
2828 | bfa_fcport_scn(struct bfa_fcport_s *fcport, enum bfa_port_linkstate event, | |
2829 | bfa_boolean_t trunk) | |
2830 | { | |
2831 | if (fcport->cfg.trunked && !trunk) | |
2832 | return; | |
2833 | ||
2834 | switch (event) { | |
2835 | case BFA_PORT_LINKUP: | |
2836 | bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKUP); | |
2837 | break; | |
2838 | case BFA_PORT_LINKDOWN: | |
2839 | bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKDOWN); | |
2840 | break; | |
2841 | default: | |
2842 | bfa_assert(0); | |
2843 | } | |
2844 | } | |
2845 | ||
2846 | static void | |
2847 | bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, enum bfa_port_linkstate event) | |
2848 | { | |
2849 | struct bfa_fcport_s *fcport = ln->fcport; | |
2850 | ||
2851 | if (fcport->bfa->fcs) { | |
2852 | fcport->event_cbfn(fcport->event_cbarg, event); | |
2853 | bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION); | |
2854 | } else { | |
2855 | ln->ln_event = event; | |
2856 | bfa_cb_queue(fcport->bfa, &ln->ln_qe, | |
2857 | __bfa_cb_fcport_event, ln); | |
2858 | } | |
2859 | } | |
2860 | ||
2861 | #define FCPORT_STATS_DMA_SZ (BFA_ROUNDUP(sizeof(union bfa_fcport_stats_u), \ | |
2862 | BFA_CACHELINE_SZ)) | |
2863 | ||
2864 | static void | |
2865 | bfa_fcport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, | |
2866 | u32 *dm_len) | |
2867 | { | |
2868 | *dm_len += FCPORT_STATS_DMA_SZ; | |
2869 | } | |
2870 | ||
2871 | static void | |
2872 | bfa_fcport_qresume(void *cbarg) | |
2873 | { | |
2874 | struct bfa_fcport_s *fcport = cbarg; | |
2875 | ||
2876 | bfa_sm_send_event(fcport, BFA_FCPORT_SM_QRESUME); | |
2877 | } | |
2878 | ||
2879 | static void | |
2880 | bfa_fcport_mem_claim(struct bfa_fcport_s *fcport, struct bfa_meminfo_s *meminfo) | |
2881 | { | |
2882 | u8 *dm_kva; | |
2883 | u64 dm_pa; | |
2884 | ||
2885 | dm_kva = bfa_meminfo_dma_virt(meminfo); | |
2886 | dm_pa = bfa_meminfo_dma_phys(meminfo); | |
2887 | ||
2888 | fcport->stats_kva = dm_kva; | |
2889 | fcport->stats_pa = dm_pa; | |
2890 | fcport->stats = (union bfa_fcport_stats_u *) dm_kva; | |
2891 | ||
2892 | dm_kva += FCPORT_STATS_DMA_SZ; | |
2893 | dm_pa += FCPORT_STATS_DMA_SZ; | |
2894 | ||
2895 | bfa_meminfo_dma_virt(meminfo) = dm_kva; | |
2896 | bfa_meminfo_dma_phys(meminfo) = dm_pa; | |
2897 | } | |
2898 | ||
2899 | /** | |
2900 | * Memory initialization. | |
2901 | */ | |
2902 | static void | |
2903 | bfa_fcport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, | |
2904 | struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) | |
2905 | { | |
2906 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
2907 | struct bfa_port_cfg_s *port_cfg = &fcport->cfg; | |
2908 | struct bfa_fcport_ln_s *ln = &fcport->ln; | |
2909 | struct bfa_timeval_s tv; | |
2910 | ||
6a18b167 | 2911 | memset(fcport, 0, sizeof(struct bfa_fcport_s)); |
a36c61f9 KG |
2912 | fcport->bfa = bfa; |
2913 | ln->fcport = fcport; | |
2914 | ||
2915 | bfa_fcport_mem_claim(fcport, meminfo); | |
2916 | ||
2917 | bfa_sm_set_state(fcport, bfa_fcport_sm_uninit); | |
2918 | bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn); | |
2919 | ||
2920 | /** | |
2921 | * initialize time stamp for stats reset | |
2922 | */ | |
2923 | bfa_os_gettimeofday(&tv); | |
2924 | fcport->stats_reset_time = tv.tv_sec; | |
2925 | ||
2926 | /** | |
2927 | * initialize and set default configuration | |
2928 | */ | |
2929 | port_cfg->topology = BFA_PORT_TOPOLOGY_P2P; | |
2930 | port_cfg->speed = BFA_PORT_SPEED_AUTO; | |
2931 | port_cfg->trunked = BFA_FALSE; | |
2932 | port_cfg->maxfrsize = 0; | |
2933 | ||
2934 | port_cfg->trl_def_speed = BFA_PORT_SPEED_1GBPS; | |
2935 | ||
2936 | bfa_reqq_winit(&fcport->reqq_wait, bfa_fcport_qresume, fcport); | |
2937 | } | |
2938 | ||
2939 | static void | |
2940 | bfa_fcport_detach(struct bfa_s *bfa) | |
2941 | { | |
2942 | } | |
2943 | ||
2944 | /** | |
2945 | * Called when IOC is ready. | |
2946 | */ | |
2947 | static void | |
2948 | bfa_fcport_start(struct bfa_s *bfa) | |
2949 | { | |
2950 | bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_START); | |
2951 | } | |
2952 | ||
2953 | /** | |
2954 | * Called before IOC is stopped. | |
2955 | */ | |
2956 | static void | |
2957 | bfa_fcport_stop(struct bfa_s *bfa) | |
2958 | { | |
2959 | bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_STOP); | |
2960 | bfa_trunk_iocdisable(bfa); | |
2961 | } | |
2962 | ||
2963 | /** | |
2964 | * Called when IOC failure is detected. | |
2965 | */ | |
2966 | static void | |
2967 | bfa_fcport_iocdisable(struct bfa_s *bfa) | |
2968 | { | |
2969 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
2970 | ||
2971 | bfa_sm_send_event(fcport, BFA_FCPORT_SM_HWFAIL); | |
2972 | bfa_trunk_iocdisable(bfa); | |
2973 | } | |
2974 | ||
2975 | static void | |
2976 | bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport) | |
2977 | { | |
2978 | struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event; | |
2979 | struct bfa_fcport_trunk_s *trunk = &fcport->trunk; | |
2980 | ||
2981 | fcport->speed = pevent->link_state.speed; | |
2982 | fcport->topology = pevent->link_state.topology; | |
2983 | ||
2984 | if (fcport->topology == BFA_PORT_TOPOLOGY_LOOP) | |
2985 | fcport->myalpa = 0; | |
2986 | ||
2987 | /* QoS Details */ | |
6a18b167 JH |
2988 | fcport->qos_attr = pevent->link_state.qos_attr; |
2989 | fcport->qos_vc_attr = pevent->link_state.vc_fcf.qos_vc_attr; | |
a36c61f9 KG |
2990 | |
2991 | /** | |
2992 | * update trunk state if applicable | |
2993 | */ | |
2994 | if (!fcport->cfg.trunked) | |
2995 | trunk->attr.state = BFA_TRUNK_DISABLED; | |
2996 | ||
2997 | /* update FCoE specific */ | |
ba816ea8 | 2998 | fcport->fcoe_vlan = be16_to_cpu(pevent->link_state.vc_fcf.fcf.vlan); |
a36c61f9 KG |
2999 | |
3000 | bfa_trc(fcport->bfa, fcport->speed); | |
3001 | bfa_trc(fcport->bfa, fcport->topology); | |
3002 | } | |
3003 | ||
3004 | static void | |
3005 | bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport) | |
3006 | { | |
3007 | fcport->speed = BFA_PORT_SPEED_UNKNOWN; | |
3008 | fcport->topology = BFA_PORT_TOPOLOGY_NONE; | |
3009 | } | |
3010 | ||
3011 | /** | |
3012 | * Send port enable message to firmware. | |
3013 | */ | |
3014 | static bfa_boolean_t | |
3015 | bfa_fcport_send_enable(struct bfa_fcport_s *fcport) | |
3016 | { | |
3017 | struct bfi_fcport_enable_req_s *m; | |
3018 | ||
3019 | /** | |
3020 | * Increment message tag before queue check, so that responses to old | |
3021 | * requests are discarded. | |
3022 | */ | |
3023 | fcport->msgtag++; | |
3024 | ||
3025 | /** | |
3026 | * check for room in queue to send request now | |
3027 | */ | |
3028 | m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); | |
3029 | if (!m) { | |
3030 | bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, | |
3031 | &fcport->reqq_wait); | |
3032 | return BFA_FALSE; | |
3033 | } | |
3034 | ||
3035 | bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_ENABLE_REQ, | |
3036 | bfa_lpuid(fcport->bfa)); | |
3037 | m->nwwn = fcport->nwwn; | |
3038 | m->pwwn = fcport->pwwn; | |
3039 | m->port_cfg = fcport->cfg; | |
3040 | m->msgtag = fcport->msgtag; | |
ba816ea8 | 3041 | m->port_cfg.maxfrsize = cpu_to_be16(fcport->cfg.maxfrsize); |
a36c61f9 KG |
3042 | bfa_dma_be_addr_set(m->stats_dma_addr, fcport->stats_pa); |
3043 | bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_lo); | |
3044 | bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_hi); | |
3045 | ||
3046 | /** | |
3047 | * queue I/O message to firmware | |
3048 | */ | |
3049 | bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); | |
3050 | return BFA_TRUE; | |
3051 | } | |
3052 | ||
3053 | /** | |
3054 | * Send port disable message to firmware. | |
3055 | */ | |
3056 | static bfa_boolean_t | |
3057 | bfa_fcport_send_disable(struct bfa_fcport_s *fcport) | |
3058 | { | |
3059 | struct bfi_fcport_req_s *m; | |
3060 | ||
3061 | /** | |
3062 | * Increment message tag before queue check, so that responses to old | |
3063 | * requests are discarded. | |
3064 | */ | |
3065 | fcport->msgtag++; | |
3066 | ||
3067 | /** | |
3068 | * check for room in queue to send request now | |
3069 | */ | |
3070 | m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); | |
3071 | if (!m) { | |
3072 | bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, | |
3073 | &fcport->reqq_wait); | |
3074 | return BFA_FALSE; | |
3075 | } | |
3076 | ||
3077 | bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_DISABLE_REQ, | |
3078 | bfa_lpuid(fcport->bfa)); | |
3079 | m->msgtag = fcport->msgtag; | |
3080 | ||
3081 | /** | |
3082 | * queue I/O message to firmware | |
3083 | */ | |
3084 | bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); | |
3085 | ||
3086 | return BFA_TRUE; | |
3087 | } | |
3088 | ||
3089 | static void | |
3090 | bfa_fcport_set_wwns(struct bfa_fcport_s *fcport) | |
3091 | { | |
3092 | fcport->pwwn = bfa_ioc_get_pwwn(&fcport->bfa->ioc); | |
3093 | fcport->nwwn = bfa_ioc_get_nwwn(&fcport->bfa->ioc); | |
3094 | ||
3095 | bfa_trc(fcport->bfa, fcport->pwwn); | |
3096 | bfa_trc(fcport->bfa, fcport->nwwn); | |
3097 | } | |
3098 | ||
3099 | static void | |
3100 | bfa_fcport_send_txcredit(void *port_cbarg) | |
3101 | { | |
3102 | ||
3103 | struct bfa_fcport_s *fcport = port_cbarg; | |
3104 | struct bfi_fcport_set_svc_params_req_s *m; | |
3105 | ||
3106 | /** | |
3107 | * check for room in queue to send request now | |
3108 | */ | |
3109 | m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); | |
3110 | if (!m) { | |
3111 | bfa_trc(fcport->bfa, fcport->cfg.tx_bbcredit); | |
3112 | return; | |
3113 | } | |
3114 | ||
3115 | bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_SET_SVC_PARAMS_REQ, | |
3116 | bfa_lpuid(fcport->bfa)); | |
ba816ea8 | 3117 | m->tx_bbcredit = cpu_to_be16((u16)fcport->cfg.tx_bbcredit); |
a36c61f9 KG |
3118 | |
3119 | /** | |
3120 | * queue I/O message to firmware | |
3121 | */ | |
3122 | bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); | |
3123 | } | |
3124 | ||
3125 | static void | |
3126 | bfa_fcport_qos_stats_swap(struct bfa_qos_stats_s *d, | |
3127 | struct bfa_qos_stats_s *s) | |
3128 | { | |
3129 | u32 *dip = (u32 *) d; | |
3130 | u32 *sip = (u32 *) s; | |
3131 | int i; | |
3132 | ||
3133 | /* Now swap the 32 bit fields */ | |
3134 | for (i = 0; i < (sizeof(struct bfa_qos_stats_s)/sizeof(u32)); ++i) | |
ba816ea8 | 3135 | dip[i] = be32_to_cpu(sip[i]); |
a36c61f9 KG |
3136 | } |
3137 | ||
3138 | static void | |
3139 | bfa_fcport_fcoe_stats_swap(struct bfa_fcoe_stats_s *d, | |
3140 | struct bfa_fcoe_stats_s *s) | |
3141 | { | |
3142 | u32 *dip = (u32 *) d; | |
3143 | u32 *sip = (u32 *) s; | |
3144 | int i; | |
3145 | ||
3146 | for (i = 0; i < ((sizeof(struct bfa_fcoe_stats_s))/sizeof(u32)); | |
3147 | i = i + 2) { | |
3148 | #ifdef __BIGENDIAN | |
ba816ea8 JH |
3149 | dip[i] = be32_to_cpu(sip[i]); |
3150 | dip[i + 1] = be32_to_cpu(sip[i + 1]); | |
a36c61f9 | 3151 | #else |
ba816ea8 JH |
3152 | dip[i] = be32_to_cpu(sip[i + 1]); |
3153 | dip[i + 1] = be32_to_cpu(sip[i]); | |
a36c61f9 KG |
3154 | #endif |
3155 | } | |
3156 | } | |
3157 | ||
3158 | static void | |
3159 | __bfa_cb_fcport_stats_get(void *cbarg, bfa_boolean_t complete) | |
3160 | { | |
3161 | struct bfa_fcport_s *fcport = cbarg; | |
3162 | ||
3163 | if (complete) { | |
3164 | if (fcport->stats_status == BFA_STATUS_OK) { | |
3165 | struct bfa_timeval_s tv; | |
3166 | ||
3167 | /* Swap FC QoS or FCoE stats */ | |
3168 | if (bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { | |
3169 | bfa_fcport_qos_stats_swap( | |
3170 | &fcport->stats_ret->fcqos, | |
3171 | &fcport->stats->fcqos); | |
3172 | } else { | |
3173 | bfa_fcport_fcoe_stats_swap( | |
3174 | &fcport->stats_ret->fcoe, | |
3175 | &fcport->stats->fcoe); | |
3176 | ||
3177 | bfa_os_gettimeofday(&tv); | |
3178 | fcport->stats_ret->fcoe.secs_reset = | |
3179 | tv.tv_sec - fcport->stats_reset_time; | |
3180 | } | |
3181 | } | |
3182 | fcport->stats_cbfn(fcport->stats_cbarg, fcport->stats_status); | |
3183 | } else { | |
3184 | fcport->stats_busy = BFA_FALSE; | |
3185 | fcport->stats_status = BFA_STATUS_OK; | |
3186 | } | |
3187 | } | |
3188 | ||
3189 | static void | |
3190 | bfa_fcport_stats_get_timeout(void *cbarg) | |
3191 | { | |
3192 | struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; | |
3193 | ||
3194 | bfa_trc(fcport->bfa, fcport->stats_qfull); | |
3195 | ||
3196 | if (fcport->stats_qfull) { | |
3197 | bfa_reqq_wcancel(&fcport->stats_reqq_wait); | |
3198 | fcport->stats_qfull = BFA_FALSE; | |
3199 | } | |
3200 | ||
3201 | fcport->stats_status = BFA_STATUS_ETIMER; | |
3202 | bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, __bfa_cb_fcport_stats_get, | |
3203 | fcport); | |
3204 | } | |
3205 | ||
3206 | static void | |
3207 | bfa_fcport_send_stats_get(void *cbarg) | |
3208 | { | |
3209 | struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; | |
3210 | struct bfi_fcport_req_s *msg; | |
3211 | ||
3212 | msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); | |
3213 | ||
3214 | if (!msg) { | |
3215 | fcport->stats_qfull = BFA_TRUE; | |
3216 | bfa_reqq_winit(&fcport->stats_reqq_wait, | |
3217 | bfa_fcport_send_stats_get, fcport); | |
3218 | bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, | |
3219 | &fcport->stats_reqq_wait); | |
3220 | return; | |
3221 | } | |
3222 | fcport->stats_qfull = BFA_FALSE; | |
3223 | ||
6a18b167 | 3224 | memset(msg, 0, sizeof(struct bfi_fcport_req_s)); |
a36c61f9 KG |
3225 | bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_GET_REQ, |
3226 | bfa_lpuid(fcport->bfa)); | |
3227 | bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); | |
3228 | } | |
3229 | ||
3230 | static void | |
3231 | __bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete) | |
3232 | { | |
3233 | struct bfa_fcport_s *fcport = cbarg; | |
3234 | ||
3235 | if (complete) { | |
3236 | struct bfa_timeval_s tv; | |
3237 | ||
3238 | /** | |
3239 | * re-initialize time stamp for stats reset | |
3240 | */ | |
3241 | bfa_os_gettimeofday(&tv); | |
3242 | fcport->stats_reset_time = tv.tv_sec; | |
3243 | ||
3244 | fcport->stats_cbfn(fcport->stats_cbarg, fcport->stats_status); | |
3245 | } else { | |
3246 | fcport->stats_busy = BFA_FALSE; | |
3247 | fcport->stats_status = BFA_STATUS_OK; | |
3248 | } | |
3249 | } | |
3250 | ||
3251 | static void | |
3252 | bfa_fcport_stats_clr_timeout(void *cbarg) | |
3253 | { | |
3254 | struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; | |
3255 | ||
3256 | bfa_trc(fcport->bfa, fcport->stats_qfull); | |
3257 | ||
3258 | if (fcport->stats_qfull) { | |
3259 | bfa_reqq_wcancel(&fcport->stats_reqq_wait); | |
3260 | fcport->stats_qfull = BFA_FALSE; | |
3261 | } | |
3262 | ||
3263 | fcport->stats_status = BFA_STATUS_ETIMER; | |
3264 | bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, | |
3265 | __bfa_cb_fcport_stats_clr, fcport); | |
3266 | } | |
3267 | ||
3268 | static void | |
3269 | bfa_fcport_send_stats_clear(void *cbarg) | |
3270 | { | |
3271 | struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; | |
3272 | struct bfi_fcport_req_s *msg; | |
3273 | ||
3274 | msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); | |
3275 | ||
3276 | if (!msg) { | |
3277 | fcport->stats_qfull = BFA_TRUE; | |
3278 | bfa_reqq_winit(&fcport->stats_reqq_wait, | |
3279 | bfa_fcport_send_stats_clear, fcport); | |
3280 | bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, | |
3281 | &fcport->stats_reqq_wait); | |
3282 | return; | |
3283 | } | |
3284 | fcport->stats_qfull = BFA_FALSE; | |
3285 | ||
6a18b167 | 3286 | memset(msg, 0, sizeof(struct bfi_fcport_req_s)); |
a36c61f9 KG |
3287 | bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_CLEAR_REQ, |
3288 | bfa_lpuid(fcport->bfa)); | |
3289 | bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT); | |
3290 | } | |
3291 | ||
3292 | /** | |
3293 | * Handle trunk SCN event from firmware. | |
3294 | */ | |
3295 | static void | |
3296 | bfa_trunk_scn(struct bfa_fcport_s *fcport, struct bfi_fcport_trunk_scn_s *scn) | |
3297 | { | |
3298 | struct bfa_fcport_trunk_s *trunk = &fcport->trunk; | |
3299 | struct bfi_fcport_trunk_link_s *tlink; | |
3300 | struct bfa_trunk_link_attr_s *lattr; | |
3301 | enum bfa_trunk_state state_prev; | |
3302 | int i; | |
3303 | int link_bm = 0; | |
3304 | ||
3305 | bfa_trc(fcport->bfa, fcport->cfg.trunked); | |
3306 | bfa_assert(scn->trunk_state == BFA_TRUNK_ONLINE || | |
3307 | scn->trunk_state == BFA_TRUNK_OFFLINE); | |
3308 | ||
3309 | bfa_trc(fcport->bfa, trunk->attr.state); | |
3310 | bfa_trc(fcport->bfa, scn->trunk_state); | |
3311 | bfa_trc(fcport->bfa, scn->trunk_speed); | |
3312 | ||
3313 | /** | |
3314 | * Save off new state for trunk attribute query | |
3315 | */ | |
3316 | state_prev = trunk->attr.state; | |
3317 | if (fcport->cfg.trunked && (trunk->attr.state != BFA_TRUNK_DISABLED)) | |
3318 | trunk->attr.state = scn->trunk_state; | |
3319 | trunk->attr.speed = scn->trunk_speed; | |
3320 | for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) { | |
3321 | lattr = &trunk->attr.link_attr[i]; | |
3322 | tlink = &scn->tlink[i]; | |
3323 | ||
3324 | lattr->link_state = tlink->state; | |
3325 | lattr->trunk_wwn = tlink->trunk_wwn; | |
3326 | lattr->fctl = tlink->fctl; | |
3327 | lattr->speed = tlink->speed; | |
ba816ea8 | 3328 | lattr->deskew = be32_to_cpu(tlink->deskew); |
a36c61f9 KG |
3329 | |
3330 | if (tlink->state == BFA_TRUNK_LINK_STATE_UP) { | |
3331 | fcport->speed = tlink->speed; | |
3332 | fcport->topology = BFA_PORT_TOPOLOGY_P2P; | |
3333 | link_bm |= 1 << i; | |
3334 | } | |
3335 | ||
3336 | bfa_trc(fcport->bfa, lattr->link_state); | |
3337 | bfa_trc(fcport->bfa, lattr->trunk_wwn); | |
3338 | bfa_trc(fcport->bfa, lattr->fctl); | |
3339 | bfa_trc(fcport->bfa, lattr->speed); | |
3340 | bfa_trc(fcport->bfa, lattr->deskew); | |
3341 | } | |
3342 | ||
3343 | switch (link_bm) { | |
3344 | case 3: | |
3345 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
3346 | BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,1)"); | |
3347 | break; | |
3348 | case 2: | |
3349 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
3350 | BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(-,1)"); | |
3351 | break; | |
3352 | case 1: | |
3353 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
3354 | BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,-)"); | |
3355 | break; | |
3356 | default: | |
3357 | bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, | |
3358 | BFA_PL_EID_TRUNK_SCN, 0, "Trunk down"); | |
3359 | } | |
3360 | ||
3361 | /** | |
3362 | * Notify upper layers if trunk state changed. | |
3363 | */ | |
3364 | if ((state_prev != trunk->attr.state) || | |
3365 | (scn->trunk_state == BFA_TRUNK_OFFLINE)) { | |
3366 | bfa_fcport_scn(fcport, (scn->trunk_state == BFA_TRUNK_ONLINE) ? | |
3367 | BFA_PORT_LINKUP : BFA_PORT_LINKDOWN, BFA_TRUE); | |
3368 | } | |
3369 | } | |
3370 | ||
3371 | static void | |
3372 | bfa_trunk_iocdisable(struct bfa_s *bfa) | |
3373 | { | |
3374 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3375 | int i = 0; | |
3376 | ||
3377 | /** | |
3378 | * In trunked mode, notify upper layers that link is down | |
3379 | */ | |
3380 | if (fcport->cfg.trunked) { | |
3381 | if (fcport->trunk.attr.state == BFA_TRUNK_ONLINE) | |
3382 | bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_TRUE); | |
3383 | ||
3384 | fcport->trunk.attr.state = BFA_TRUNK_OFFLINE; | |
3385 | fcport->trunk.attr.speed = BFA_PORT_SPEED_UNKNOWN; | |
3386 | for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) { | |
3387 | fcport->trunk.attr.link_attr[i].trunk_wwn = 0; | |
3388 | fcport->trunk.attr.link_attr[i].fctl = | |
3389 | BFA_TRUNK_LINK_FCTL_NORMAL; | |
3390 | fcport->trunk.attr.link_attr[i].link_state = | |
3391 | BFA_TRUNK_LINK_STATE_DN_LINKDN; | |
3392 | fcport->trunk.attr.link_attr[i].speed = | |
3393 | BFA_PORT_SPEED_UNKNOWN; | |
3394 | fcport->trunk.attr.link_attr[i].deskew = 0; | |
3395 | } | |
3396 | } | |
3397 | } | |
3398 | ||
3399 | ||
3400 | ||
3401 | /** | |
3402 | * hal_port_public | |
3403 | */ | |
3404 | ||
3405 | /** | |
3406 | * Called to initialize port attributes | |
3407 | */ | |
3408 | void | |
3409 | bfa_fcport_init(struct bfa_s *bfa) | |
3410 | { | |
3411 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3412 | ||
3413 | /** | |
3414 | * Initialize port attributes from IOC hardware data. | |
3415 | */ | |
3416 | bfa_fcport_set_wwns(fcport); | |
3417 | if (fcport->cfg.maxfrsize == 0) | |
3418 | fcport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc); | |
3419 | fcport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc); | |
3420 | fcport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc); | |
3421 | ||
3422 | bfa_assert(fcport->cfg.maxfrsize); | |
3423 | bfa_assert(fcport->cfg.rx_bbcredit); | |
3424 | bfa_assert(fcport->speed_sup); | |
3425 | } | |
3426 | ||
3427 | /** | |
3428 | * Firmware message handler. | |
3429 | */ | |
3430 | void | |
3431 | bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) | |
3432 | { | |
3433 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3434 | union bfi_fcport_i2h_msg_u i2hmsg; | |
3435 | ||
3436 | i2hmsg.msg = msg; | |
3437 | fcport->event_arg.i2hmsg = i2hmsg; | |
3438 | ||
3439 | bfa_trc(bfa, msg->mhdr.msg_id); | |
3440 | bfa_trc(bfa, bfa_sm_to_state(hal_port_sm_table, fcport->sm)); | |
3441 | ||
3442 | switch (msg->mhdr.msg_id) { | |
3443 | case BFI_FCPORT_I2H_ENABLE_RSP: | |
3444 | if (fcport->msgtag == i2hmsg.penable_rsp->msgtag) | |
3445 | bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP); | |
3446 | break; | |
3447 | ||
3448 | case BFI_FCPORT_I2H_DISABLE_RSP: | |
3449 | if (fcport->msgtag == i2hmsg.penable_rsp->msgtag) | |
3450 | bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP); | |
3451 | break; | |
3452 | ||
3453 | case BFI_FCPORT_I2H_EVENT: | |
3454 | if (i2hmsg.event->link_state.linkstate == BFA_PORT_LINKUP) | |
3455 | bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKUP); | |
3456 | else | |
3457 | bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKDOWN); | |
3458 | break; | |
3459 | ||
3460 | case BFI_FCPORT_I2H_TRUNK_SCN: | |
3461 | bfa_trunk_scn(fcport, i2hmsg.trunk_scn); | |
3462 | break; | |
3463 | ||
3464 | case BFI_FCPORT_I2H_STATS_GET_RSP: | |
3465 | /* | |
3466 | * check for timer pop before processing the rsp | |
3467 | */ | |
3468 | if (fcport->stats_busy == BFA_FALSE || | |
3469 | fcport->stats_status == BFA_STATUS_ETIMER) | |
3470 | break; | |
3471 | ||
3472 | bfa_timer_stop(&fcport->timer); | |
3473 | fcport->stats_status = i2hmsg.pstatsget_rsp->status; | |
3474 | bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, | |
3475 | __bfa_cb_fcport_stats_get, fcport); | |
3476 | break; | |
3477 | ||
3478 | case BFI_FCPORT_I2H_STATS_CLEAR_RSP: | |
3479 | /* | |
3480 | * check for timer pop before processing the rsp | |
3481 | */ | |
3482 | if (fcport->stats_busy == BFA_FALSE || | |
3483 | fcport->stats_status == BFA_STATUS_ETIMER) | |
3484 | break; | |
3485 | ||
3486 | bfa_timer_stop(&fcport->timer); | |
3487 | fcport->stats_status = BFA_STATUS_OK; | |
3488 | bfa_cb_queue(fcport->bfa, &fcport->hcb_qe, | |
3489 | __bfa_cb_fcport_stats_clr, fcport); | |
3490 | break; | |
3491 | ||
3492 | case BFI_FCPORT_I2H_ENABLE_AEN: | |
3493 | bfa_sm_send_event(fcport, BFA_FCPORT_SM_ENABLE); | |
3494 | break; | |
3495 | ||
3496 | case BFI_FCPORT_I2H_DISABLE_AEN: | |
3497 | bfa_sm_send_event(fcport, BFA_FCPORT_SM_DISABLE); | |
3498 | break; | |
3499 | ||
3500 | default: | |
3501 | bfa_assert(0); | |
3502 | break; | |
3503 | } | |
3504 | } | |
3505 | ||
3506 | ||
3507 | ||
3508 | /** | |
3509 | * hal_port_api | |
3510 | */ | |
3511 | ||
3512 | /** | |
3513 | * Registered callback for port events. | |
3514 | */ | |
3515 | void | |
3516 | bfa_fcport_event_register(struct bfa_s *bfa, | |
3517 | void (*cbfn) (void *cbarg, | |
3518 | enum bfa_port_linkstate event), | |
3519 | void *cbarg) | |
3520 | { | |
3521 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3522 | ||
3523 | fcport->event_cbfn = cbfn; | |
3524 | fcport->event_cbarg = cbarg; | |
3525 | } | |
3526 | ||
3527 | bfa_status_t | |
3528 | bfa_fcport_enable(struct bfa_s *bfa) | |
3529 | { | |
3530 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3531 | ||
3532 | if (bfa_ioc_is_disabled(&bfa->ioc)) | |
3533 | return BFA_STATUS_IOC_DISABLED; | |
3534 | ||
3535 | if (fcport->diag_busy) | |
3536 | return BFA_STATUS_DIAG_BUSY; | |
3537 | ||
3538 | bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_ENABLE); | |
3539 | return BFA_STATUS_OK; | |
3540 | } | |
3541 | ||
3542 | bfa_status_t | |
3543 | bfa_fcport_disable(struct bfa_s *bfa) | |
3544 | { | |
3545 | ||
3546 | if (bfa_ioc_is_disabled(&bfa->ioc)) | |
3547 | return BFA_STATUS_IOC_DISABLED; | |
3548 | ||
3549 | bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DISABLE); | |
3550 | return BFA_STATUS_OK; | |
3551 | } | |
3552 | ||
3553 | /** | |
3554 | * Configure port speed. | |
3555 | */ | |
3556 | bfa_status_t | |
3557 | bfa_fcport_cfg_speed(struct bfa_s *bfa, enum bfa_port_speed speed) | |
3558 | { | |
3559 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3560 | ||
3561 | bfa_trc(bfa, speed); | |
3562 | ||
3563 | if (fcport->cfg.trunked == BFA_TRUE) | |
3564 | return BFA_STATUS_TRUNK_ENABLED; | |
3565 | if ((speed != BFA_PORT_SPEED_AUTO) && (speed > fcport->speed_sup)) { | |
3566 | bfa_trc(bfa, fcport->speed_sup); | |
3567 | return BFA_STATUS_UNSUPP_SPEED; | |
3568 | } | |
3569 | ||
3570 | fcport->cfg.speed = speed; | |
3571 | ||
3572 | return BFA_STATUS_OK; | |
3573 | } | |
3574 | ||
3575 | /** | |
3576 | * Get current speed. | |
3577 | */ | |
3578 | enum bfa_port_speed | |
3579 | bfa_fcport_get_speed(struct bfa_s *bfa) | |
3580 | { | |
3581 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3582 | ||
3583 | return fcport->speed; | |
3584 | } | |
3585 | ||
3586 | /** | |
3587 | * Configure port topology. | |
3588 | */ | |
3589 | bfa_status_t | |
3590 | bfa_fcport_cfg_topology(struct bfa_s *bfa, enum bfa_port_topology topology) | |
3591 | { | |
3592 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3593 | ||
3594 | bfa_trc(bfa, topology); | |
3595 | bfa_trc(bfa, fcport->cfg.topology); | |
3596 | ||
3597 | switch (topology) { | |
3598 | case BFA_PORT_TOPOLOGY_P2P: | |
3599 | case BFA_PORT_TOPOLOGY_LOOP: | |
3600 | case BFA_PORT_TOPOLOGY_AUTO: | |
3601 | break; | |
3602 | ||
3603 | default: | |
3604 | return BFA_STATUS_EINVAL; | |
3605 | } | |
3606 | ||
3607 | fcport->cfg.topology = topology; | |
3608 | return BFA_STATUS_OK; | |
3609 | } | |
3610 | ||
3611 | /** | |
3612 | * Get current topology. | |
3613 | */ | |
3614 | enum bfa_port_topology | |
3615 | bfa_fcport_get_topology(struct bfa_s *bfa) | |
3616 | { | |
3617 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3618 | ||
3619 | return fcport->topology; | |
3620 | } | |
3621 | ||
3622 | bfa_status_t | |
3623 | bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa) | |
3624 | { | |
3625 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3626 | ||
3627 | bfa_trc(bfa, alpa); | |
3628 | bfa_trc(bfa, fcport->cfg.cfg_hardalpa); | |
3629 | bfa_trc(bfa, fcport->cfg.hardalpa); | |
3630 | ||
3631 | fcport->cfg.cfg_hardalpa = BFA_TRUE; | |
3632 | fcport->cfg.hardalpa = alpa; | |
3633 | ||
3634 | return BFA_STATUS_OK; | |
3635 | } | |
3636 | ||
3637 | bfa_status_t | |
3638 | bfa_fcport_clr_hardalpa(struct bfa_s *bfa) | |
3639 | { | |
3640 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3641 | ||
3642 | bfa_trc(bfa, fcport->cfg.cfg_hardalpa); | |
3643 | bfa_trc(bfa, fcport->cfg.hardalpa); | |
3644 | ||
3645 | fcport->cfg.cfg_hardalpa = BFA_FALSE; | |
3646 | return BFA_STATUS_OK; | |
3647 | } | |
3648 | ||
3649 | bfa_boolean_t | |
3650 | bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa) | |
3651 | { | |
3652 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3653 | ||
3654 | *alpa = fcport->cfg.hardalpa; | |
3655 | return fcport->cfg.cfg_hardalpa; | |
3656 | } | |
3657 | ||
3658 | u8 | |
3659 | bfa_fcport_get_myalpa(struct bfa_s *bfa) | |
3660 | { | |
3661 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3662 | ||
3663 | return fcport->myalpa; | |
3664 | } | |
3665 | ||
3666 | bfa_status_t | |
3667 | bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxfrsize) | |
3668 | { | |
3669 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3670 | ||
3671 | bfa_trc(bfa, maxfrsize); | |
3672 | bfa_trc(bfa, fcport->cfg.maxfrsize); | |
3673 | ||
3674 | /* with in range */ | |
3675 | if ((maxfrsize > FC_MAX_PDUSZ) || (maxfrsize < FC_MIN_PDUSZ)) | |
3676 | return BFA_STATUS_INVLD_DFSZ; | |
3677 | ||
3678 | /* power of 2, if not the max frame size of 2112 */ | |
3679 | if ((maxfrsize != FC_MAX_PDUSZ) && (maxfrsize & (maxfrsize - 1))) | |
3680 | return BFA_STATUS_INVLD_DFSZ; | |
3681 | ||
3682 | fcport->cfg.maxfrsize = maxfrsize; | |
3683 | return BFA_STATUS_OK; | |
3684 | } | |
3685 | ||
3686 | u16 | |
3687 | bfa_fcport_get_maxfrsize(struct bfa_s *bfa) | |
3688 | { | |
3689 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3690 | ||
3691 | return fcport->cfg.maxfrsize; | |
3692 | } | |
3693 | ||
3694 | u8 | |
3695 | bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa) | |
3696 | { | |
3697 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3698 | ||
3699 | return fcport->cfg.rx_bbcredit; | |
3700 | } | |
3701 | ||
3702 | void | |
3703 | bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit) | |
3704 | { | |
3705 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3706 | ||
3707 | fcport->cfg.tx_bbcredit = (u8)tx_bbcredit; | |
3708 | bfa_fcport_send_txcredit(fcport); | |
3709 | } | |
3710 | ||
3711 | /** | |
3712 | * Get port attributes. | |
3713 | */ | |
3714 | ||
3715 | wwn_t | |
3716 | bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node) | |
3717 | { | |
3718 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3719 | if (node) | |
3720 | return fcport->nwwn; | |
3721 | else | |
3722 | return fcport->pwwn; | |
3723 | } | |
3724 | ||
3725 | void | |
3726 | bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr) | |
3727 | { | |
3728 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3729 | ||
6a18b167 | 3730 | memset(attr, 0, sizeof(struct bfa_port_attr_s)); |
a36c61f9 KG |
3731 | |
3732 | attr->nwwn = fcport->nwwn; | |
3733 | attr->pwwn = fcport->pwwn; | |
3734 | ||
3735 | attr->factorypwwn = bfa_ioc_get_mfg_pwwn(&bfa->ioc); | |
3736 | attr->factorynwwn = bfa_ioc_get_mfg_nwwn(&bfa->ioc); | |
3737 | ||
6a18b167 | 3738 | memcpy(&attr->pport_cfg, &fcport->cfg, |
a36c61f9 KG |
3739 | sizeof(struct bfa_port_cfg_s)); |
3740 | /* speed attributes */ | |
3741 | attr->pport_cfg.speed = fcport->cfg.speed; | |
3742 | attr->speed_supported = fcport->speed_sup; | |
3743 | attr->speed = fcport->speed; | |
3744 | attr->cos_supported = FC_CLASS_3; | |
3745 | ||
3746 | /* topology attributes */ | |
3747 | attr->pport_cfg.topology = fcport->cfg.topology; | |
3748 | attr->topology = fcport->topology; | |
3749 | attr->pport_cfg.trunked = fcport->cfg.trunked; | |
3750 | ||
3751 | /* beacon attributes */ | |
3752 | attr->beacon = fcport->beacon; | |
3753 | attr->link_e2e_beacon = fcport->link_e2e_beacon; | |
3754 | attr->plog_enabled = bfa_plog_get_setting(fcport->bfa->plog); | |
3755 | attr->io_profile = bfa_fcpim_get_io_profile(fcport->bfa); | |
3756 | ||
3757 | attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa); | |
3758 | attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa); | |
3759 | attr->port_state = bfa_sm_to_state(hal_port_sm_table, fcport->sm); | |
3760 | if (bfa_ioc_is_disabled(&fcport->bfa->ioc)) | |
3761 | attr->port_state = BFA_PORT_ST_IOCDIS; | |
3762 | else if (bfa_ioc_fw_mismatch(&fcport->bfa->ioc)) | |
3763 | attr->port_state = BFA_PORT_ST_FWMISMATCH; | |
3764 | ||
3765 | /* FCoE vlan */ | |
3766 | attr->fcoe_vlan = fcport->fcoe_vlan; | |
3767 | } | |
3768 | ||
3769 | #define BFA_FCPORT_STATS_TOV 1000 | |
3770 | ||
3771 | /** | |
3772 | * Fetch port statistics (FCQoS or FCoE). | |
3773 | */ | |
3774 | bfa_status_t | |
3775 | bfa_fcport_get_stats(struct bfa_s *bfa, union bfa_fcport_stats_u *stats, | |
3776 | bfa_cb_port_t cbfn, void *cbarg) | |
3777 | { | |
3778 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3779 | ||
3780 | if (fcport->stats_busy) { | |
3781 | bfa_trc(bfa, fcport->stats_busy); | |
3782 | return BFA_STATUS_DEVBUSY; | |
3783 | } | |
3784 | ||
3785 | fcport->stats_busy = BFA_TRUE; | |
3786 | fcport->stats_ret = stats; | |
3787 | fcport->stats_cbfn = cbfn; | |
3788 | fcport->stats_cbarg = cbarg; | |
3789 | ||
3790 | bfa_fcport_send_stats_get(fcport); | |
3791 | ||
3792 | bfa_timer_start(bfa, &fcport->timer, bfa_fcport_stats_get_timeout, | |
3793 | fcport, BFA_FCPORT_STATS_TOV); | |
3794 | return BFA_STATUS_OK; | |
3795 | } | |
3796 | ||
3797 | /** | |
3798 | * Reset port statistics (FCQoS or FCoE). | |
3799 | */ | |
3800 | bfa_status_t | |
3801 | bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, void *cbarg) | |
3802 | { | |
3803 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3804 | ||
3805 | if (fcport->stats_busy) { | |
3806 | bfa_trc(bfa, fcport->stats_busy); | |
3807 | return BFA_STATUS_DEVBUSY; | |
3808 | } | |
3809 | ||
3810 | fcport->stats_busy = BFA_TRUE; | |
3811 | fcport->stats_cbfn = cbfn; | |
3812 | fcport->stats_cbarg = cbarg; | |
3813 | ||
3814 | bfa_fcport_send_stats_clear(fcport); | |
3815 | ||
3816 | bfa_timer_start(bfa, &fcport->timer, bfa_fcport_stats_clr_timeout, | |
3817 | fcport, BFA_FCPORT_STATS_TOV); | |
3818 | return BFA_STATUS_OK; | |
3819 | } | |
3820 | ||
3821 | /** | |
3822 | * Fetch FCQoS port statistics | |
3823 | */ | |
3824 | bfa_status_t | |
3825 | bfa_fcport_get_qos_stats(struct bfa_s *bfa, union bfa_fcport_stats_u *stats, | |
3826 | bfa_cb_port_t cbfn, void *cbarg) | |
3827 | { | |
3828 | /* Meaningful only for FC mode */ | |
3829 | bfa_assert(bfa_ioc_get_fcmode(&bfa->ioc)); | |
3830 | ||
3831 | return bfa_fcport_get_stats(bfa, stats, cbfn, cbarg); | |
3832 | } | |
3833 | ||
3834 | /** | |
3835 | * Reset FCoE port statistics | |
3836 | */ | |
3837 | bfa_status_t | |
3838 | bfa_fcport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, void *cbarg) | |
3839 | { | |
3840 | /* Meaningful only for FC mode */ | |
3841 | bfa_assert(bfa_ioc_get_fcmode(&bfa->ioc)); | |
3842 | ||
3843 | return bfa_fcport_clear_stats(bfa, cbfn, cbarg); | |
3844 | } | |
3845 | ||
3846 | /** | |
3847 | * Fetch FCQoS port statistics | |
3848 | */ | |
3849 | bfa_status_t | |
3850 | bfa_fcport_get_fcoe_stats(struct bfa_s *bfa, union bfa_fcport_stats_u *stats, | |
3851 | bfa_cb_port_t cbfn, void *cbarg) | |
3852 | { | |
3853 | /* Meaningful only for FCoE mode */ | |
3854 | bfa_assert(!bfa_ioc_get_fcmode(&bfa->ioc)); | |
3855 | ||
3856 | return bfa_fcport_get_stats(bfa, stats, cbfn, cbarg); | |
3857 | } | |
3858 | ||
3859 | /** | |
3860 | * Reset FCoE port statistics | |
3861 | */ | |
3862 | bfa_status_t | |
3863 | bfa_fcport_clear_fcoe_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn, void *cbarg) | |
3864 | { | |
3865 | /* Meaningful only for FCoE mode */ | |
3866 | bfa_assert(!bfa_ioc_get_fcmode(&bfa->ioc)); | |
3867 | ||
3868 | return bfa_fcport_clear_stats(bfa, cbfn, cbarg); | |
3869 | } | |
3870 | ||
3871 | void | |
3872 | bfa_fcport_qos_get_attr(struct bfa_s *bfa, struct bfa_qos_attr_s *qos_attr) | |
3873 | { | |
3874 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3875 | ||
3876 | qos_attr->state = fcport->qos_attr.state; | |
ba816ea8 | 3877 | qos_attr->total_bb_cr = be32_to_cpu(fcport->qos_attr.total_bb_cr); |
a36c61f9 KG |
3878 | } |
3879 | ||
3880 | void | |
3881 | bfa_fcport_qos_get_vc_attr(struct bfa_s *bfa, | |
3882 | struct bfa_qos_vc_attr_s *qos_vc_attr) | |
3883 | { | |
3884 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3885 | struct bfa_qos_vc_attr_s *bfa_vc_attr = &fcport->qos_vc_attr; | |
3886 | u32 i = 0; | |
3887 | ||
ba816ea8 JH |
3888 | qos_vc_attr->total_vc_count = be16_to_cpu(bfa_vc_attr->total_vc_count); |
3889 | qos_vc_attr->shared_credit = be16_to_cpu(bfa_vc_attr->shared_credit); | |
a36c61f9 | 3890 | qos_vc_attr->elp_opmode_flags = |
ba816ea8 | 3891 | be32_to_cpu(bfa_vc_attr->elp_opmode_flags); |
a36c61f9 KG |
3892 | |
3893 | /* Individual VC info */ | |
3894 | while (i < qos_vc_attr->total_vc_count) { | |
3895 | qos_vc_attr->vc_info[i].vc_credit = | |
3896 | bfa_vc_attr->vc_info[i].vc_credit; | |
3897 | qos_vc_attr->vc_info[i].borrow_credit = | |
3898 | bfa_vc_attr->vc_info[i].borrow_credit; | |
3899 | qos_vc_attr->vc_info[i].priority = | |
3900 | bfa_vc_attr->vc_info[i].priority; | |
3901 | ++i; | |
3902 | } | |
3903 | } | |
3904 | ||
3905 | /** | |
3906 | * Fetch port attributes. | |
3907 | */ | |
3908 | bfa_boolean_t | |
3909 | bfa_fcport_is_disabled(struct bfa_s *bfa) | |
3910 | { | |
3911 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3912 | ||
3913 | return bfa_sm_to_state(hal_port_sm_table, fcport->sm) == | |
3914 | BFA_PORT_ST_DISABLED; | |
3915 | ||
3916 | } | |
3917 | ||
3918 | bfa_boolean_t | |
3919 | bfa_fcport_is_ratelim(struct bfa_s *bfa) | |
3920 | { | |
3921 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3922 | ||
3923 | return fcport->cfg.ratelimit ? BFA_TRUE : BFA_FALSE; | |
3924 | ||
3925 | } | |
3926 | ||
3927 | void | |
3928 | bfa_fcport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off) | |
3929 | { | |
3930 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3931 | enum bfa_ioc_type_e ioc_type = bfa_get_type(bfa); | |
3932 | ||
3933 | bfa_trc(bfa, on_off); | |
3934 | bfa_trc(bfa, fcport->cfg.qos_enabled); | |
3935 | ||
3936 | bfa_trc(bfa, ioc_type); | |
3937 | ||
3938 | if (ioc_type == BFA_IOC_TYPE_FC) { | |
3939 | fcport->cfg.qos_enabled = on_off; | |
3940 | /** | |
3941 | * Notify fcpim of the change in QoS state | |
3942 | */ | |
3943 | bfa_fcpim_update_ioredirect(bfa); | |
3944 | } | |
3945 | } | |
3946 | ||
3947 | void | |
3948 | bfa_fcport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off) | |
3949 | { | |
3950 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3951 | ||
3952 | bfa_trc(bfa, on_off); | |
3953 | bfa_trc(bfa, fcport->cfg.ratelimit); | |
3954 | ||
3955 | fcport->cfg.ratelimit = on_off; | |
3956 | if (fcport->cfg.trl_def_speed == BFA_PORT_SPEED_UNKNOWN) | |
3957 | fcport->cfg.trl_def_speed = BFA_PORT_SPEED_1GBPS; | |
3958 | } | |
3959 | ||
3960 | /** | |
3961 | * Configure default minimum ratelim speed | |
3962 | */ | |
3963 | bfa_status_t | |
3964 | bfa_fcport_cfg_ratelim_speed(struct bfa_s *bfa, enum bfa_port_speed speed) | |
3965 | { | |
3966 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3967 | ||
3968 | bfa_trc(bfa, speed); | |
3969 | ||
3970 | /* Auto and speeds greater than the supported speed, are invalid */ | |
3971 | if ((speed == BFA_PORT_SPEED_AUTO) || (speed > fcport->speed_sup)) { | |
3972 | bfa_trc(bfa, fcport->speed_sup); | |
3973 | return BFA_STATUS_UNSUPP_SPEED; | |
3974 | } | |
3975 | ||
3976 | fcport->cfg.trl_def_speed = speed; | |
3977 | ||
3978 | return BFA_STATUS_OK; | |
3979 | } | |
3980 | ||
3981 | /** | |
3982 | * Get default minimum ratelim speed | |
3983 | */ | |
3984 | enum bfa_port_speed | |
3985 | bfa_fcport_get_ratelim_speed(struct bfa_s *bfa) | |
3986 | { | |
3987 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3988 | ||
3989 | bfa_trc(bfa, fcport->cfg.trl_def_speed); | |
3990 | return fcport->cfg.trl_def_speed; | |
3991 | ||
3992 | } | |
3993 | void | |
3994 | bfa_fcport_busy(struct bfa_s *bfa, bfa_boolean_t status) | |
3995 | { | |
3996 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
3997 | ||
3998 | bfa_trc(bfa, status); | |
3999 | bfa_trc(bfa, fcport->diag_busy); | |
4000 | ||
4001 | fcport->diag_busy = status; | |
4002 | } | |
4003 | ||
4004 | void | |
4005 | bfa_fcport_beacon(void *dev, bfa_boolean_t beacon, | |
4006 | bfa_boolean_t link_e2e_beacon) | |
4007 | { | |
4008 | struct bfa_s *bfa = dev; | |
4009 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
4010 | ||
4011 | bfa_trc(bfa, beacon); | |
4012 | bfa_trc(bfa, link_e2e_beacon); | |
4013 | bfa_trc(bfa, fcport->beacon); | |
4014 | bfa_trc(bfa, fcport->link_e2e_beacon); | |
4015 | ||
4016 | fcport->beacon = beacon; | |
4017 | fcport->link_e2e_beacon = link_e2e_beacon; | |
4018 | } | |
4019 | ||
4020 | bfa_boolean_t | |
4021 | bfa_fcport_is_linkup(struct bfa_s *bfa) | |
4022 | { | |
4023 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
4024 | ||
4025 | return (!fcport->cfg.trunked && | |
4026 | bfa_sm_cmp_state(fcport, bfa_fcport_sm_linkup)) || | |
4027 | (fcport->cfg.trunked && | |
4028 | fcport->trunk.attr.state == BFA_TRUNK_ONLINE); | |
4029 | } | |
4030 | ||
4031 | bfa_boolean_t | |
4032 | bfa_fcport_is_qos_enabled(struct bfa_s *bfa) | |
4033 | { | |
4034 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
4035 | ||
4036 | return fcport->cfg.qos_enabled; | |
4037 | } | |
4038 | ||
4039 | bfa_status_t | |
4040 | bfa_trunk_get_attr(struct bfa_s *bfa, struct bfa_trunk_attr_s *attr) | |
4041 | ||
4042 | { | |
4043 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
4044 | struct bfa_fcport_trunk_s *trunk = &fcport->trunk; | |
4045 | ||
4046 | bfa_trc(bfa, fcport->cfg.trunked); | |
4047 | bfa_trc(bfa, trunk->attr.state); | |
4048 | *attr = trunk->attr; | |
4049 | attr->port_id = bfa_lps_get_base_pid(bfa); | |
4050 | ||
4051 | return BFA_STATUS_OK; | |
4052 | } | |
4053 | ||
4054 | void | |
4055 | bfa_trunk_enable_cfg(struct bfa_s *bfa) | |
4056 | { | |
4057 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
4058 | struct bfa_fcport_trunk_s *trunk = &fcport->trunk; | |
4059 | ||
4060 | bfa_trc(bfa, 1); | |
4061 | trunk->attr.state = BFA_TRUNK_OFFLINE; | |
4062 | fcport->cfg.trunked = BFA_TRUE; | |
4063 | } | |
4064 | ||
4065 | bfa_status_t | |
4066 | bfa_trunk_enable(struct bfa_s *bfa) | |
4067 | { | |
4068 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
4069 | struct bfa_fcport_trunk_s *trunk = &fcport->trunk; | |
4070 | ||
4071 | bfa_trc(bfa, 1); | |
4072 | ||
4073 | trunk->attr.state = BFA_TRUNK_OFFLINE; | |
4074 | bfa_fcport_disable(bfa); | |
4075 | fcport->cfg.trunked = BFA_TRUE; | |
4076 | bfa_fcport_enable(bfa); | |
4077 | ||
4078 | return BFA_STATUS_OK; | |
4079 | } | |
4080 | ||
4081 | bfa_status_t | |
4082 | bfa_trunk_disable(struct bfa_s *bfa) | |
4083 | { | |
4084 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); | |
4085 | struct bfa_fcport_trunk_s *trunk = &fcport->trunk; | |
4086 | ||
4087 | bfa_trc(bfa, 0); | |
4088 | trunk->attr.state = BFA_TRUNK_DISABLED; | |
4089 | bfa_fcport_disable(bfa); | |
4090 | fcport->cfg.trunked = BFA_FALSE; | |
4091 | bfa_fcport_enable(bfa); | |
4092 | return BFA_STATUS_OK; | |
4093 | } | |
4094 | ||
4095 | ||
4096 | /** | |
4097 | * Rport State machine functions | |
4098 | */ | |
4099 | /** | |
4100 | * Beginning state, only online event expected. | |
4101 | */ | |
4102 | static void | |
4103 | bfa_rport_sm_uninit(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4104 | { | |
4105 | bfa_trc(rp->bfa, rp->rport_tag); | |
4106 | bfa_trc(rp->bfa, event); | |
4107 | ||
4108 | switch (event) { | |
4109 | case BFA_RPORT_SM_CREATE: | |
4110 | bfa_stats(rp, sm_un_cr); | |
4111 | bfa_sm_set_state(rp, bfa_rport_sm_created); | |
4112 | break; | |
4113 | ||
4114 | default: | |
4115 | bfa_stats(rp, sm_un_unexp); | |
4116 | bfa_sm_fault(rp->bfa, event); | |
4117 | } | |
4118 | } | |
4119 | ||
4120 | static void | |
4121 | bfa_rport_sm_created(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4122 | { | |
4123 | bfa_trc(rp->bfa, rp->rport_tag); | |
4124 | bfa_trc(rp->bfa, event); | |
4125 | ||
4126 | switch (event) { | |
4127 | case BFA_RPORT_SM_ONLINE: | |
4128 | bfa_stats(rp, sm_cr_on); | |
4129 | if (bfa_rport_send_fwcreate(rp)) | |
4130 | bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); | |
4131 | else | |
4132 | bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); | |
4133 | break; | |
4134 | ||
4135 | case BFA_RPORT_SM_DELETE: | |
4136 | bfa_stats(rp, sm_cr_del); | |
4137 | bfa_sm_set_state(rp, bfa_rport_sm_uninit); | |
4138 | bfa_rport_free(rp); | |
4139 | break; | |
4140 | ||
4141 | case BFA_RPORT_SM_HWFAIL: | |
4142 | bfa_stats(rp, sm_cr_hwf); | |
4143 | bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); | |
4144 | break; | |
4145 | ||
4146 | default: | |
4147 | bfa_stats(rp, sm_cr_unexp); | |
4148 | bfa_sm_fault(rp->bfa, event); | |
4149 | } | |
4150 | } | |
4151 | ||
4152 | /** | |
4153 | * Waiting for rport create response from firmware. | |
4154 | */ | |
4155 | static void | |
4156 | bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4157 | { | |
4158 | bfa_trc(rp->bfa, rp->rport_tag); | |
4159 | bfa_trc(rp->bfa, event); | |
4160 | ||
4161 | switch (event) { | |
4162 | case BFA_RPORT_SM_FWRSP: | |
4163 | bfa_stats(rp, sm_fwc_rsp); | |
4164 | bfa_sm_set_state(rp, bfa_rport_sm_online); | |
4165 | bfa_rport_online_cb(rp); | |
4166 | break; | |
4167 | ||
4168 | case BFA_RPORT_SM_DELETE: | |
4169 | bfa_stats(rp, sm_fwc_del); | |
4170 | bfa_sm_set_state(rp, bfa_rport_sm_delete_pending); | |
4171 | break; | |
4172 | ||
4173 | case BFA_RPORT_SM_OFFLINE: | |
4174 | bfa_stats(rp, sm_fwc_off); | |
4175 | bfa_sm_set_state(rp, bfa_rport_sm_offline_pending); | |
4176 | break; | |
4177 | ||
4178 | case BFA_RPORT_SM_HWFAIL: | |
4179 | bfa_stats(rp, sm_fwc_hwf); | |
4180 | bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); | |
4181 | break; | |
4182 | ||
4183 | default: | |
4184 | bfa_stats(rp, sm_fwc_unexp); | |
4185 | bfa_sm_fault(rp->bfa, event); | |
4186 | } | |
4187 | } | |
4188 | ||
4189 | /** | |
4190 | * Request queue is full, awaiting queue resume to send create request. | |
4191 | */ | |
4192 | static void | |
4193 | bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4194 | { | |
4195 | bfa_trc(rp->bfa, rp->rport_tag); | |
4196 | bfa_trc(rp->bfa, event); | |
4197 | ||
4198 | switch (event) { | |
4199 | case BFA_RPORT_SM_QRESUME: | |
4200 | bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); | |
4201 | bfa_rport_send_fwcreate(rp); | |
4202 | break; | |
4203 | ||
4204 | case BFA_RPORT_SM_DELETE: | |
4205 | bfa_stats(rp, sm_fwc_del); | |
4206 | bfa_sm_set_state(rp, bfa_rport_sm_uninit); | |
4207 | bfa_reqq_wcancel(&rp->reqq_wait); | |
4208 | bfa_rport_free(rp); | |
4209 | break; | |
4210 | ||
4211 | case BFA_RPORT_SM_OFFLINE: | |
4212 | bfa_stats(rp, sm_fwc_off); | |
4213 | bfa_sm_set_state(rp, bfa_rport_sm_offline); | |
4214 | bfa_reqq_wcancel(&rp->reqq_wait); | |
4215 | bfa_rport_offline_cb(rp); | |
4216 | break; | |
4217 | ||
4218 | case BFA_RPORT_SM_HWFAIL: | |
4219 | bfa_stats(rp, sm_fwc_hwf); | |
4220 | bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); | |
4221 | bfa_reqq_wcancel(&rp->reqq_wait); | |
4222 | break; | |
4223 | ||
4224 | default: | |
4225 | bfa_stats(rp, sm_fwc_unexp); | |
4226 | bfa_sm_fault(rp->bfa, event); | |
4227 | } | |
4228 | } | |
4229 | ||
4230 | /** | |
4231 | * Online state - normal parking state. | |
4232 | */ | |
4233 | static void | |
4234 | bfa_rport_sm_online(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4235 | { | |
4236 | struct bfi_rport_qos_scn_s *qos_scn; | |
4237 | ||
4238 | bfa_trc(rp->bfa, rp->rport_tag); | |
4239 | bfa_trc(rp->bfa, event); | |
4240 | ||
4241 | switch (event) { | |
4242 | case BFA_RPORT_SM_OFFLINE: | |
4243 | bfa_stats(rp, sm_on_off); | |
4244 | if (bfa_rport_send_fwdelete(rp)) | |
4245 | bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); | |
4246 | else | |
4247 | bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull); | |
4248 | break; | |
4249 | ||
4250 | case BFA_RPORT_SM_DELETE: | |
4251 | bfa_stats(rp, sm_on_del); | |
4252 | if (bfa_rport_send_fwdelete(rp)) | |
4253 | bfa_sm_set_state(rp, bfa_rport_sm_deleting); | |
4254 | else | |
4255 | bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); | |
4256 | break; | |
4257 | ||
4258 | case BFA_RPORT_SM_HWFAIL: | |
4259 | bfa_stats(rp, sm_on_hwf); | |
4260 | bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); | |
4261 | break; | |
4262 | ||
4263 | case BFA_RPORT_SM_SET_SPEED: | |
4264 | bfa_rport_send_fwspeed(rp); | |
4265 | break; | |
4266 | ||
4267 | case BFA_RPORT_SM_QOS_SCN: | |
4268 | qos_scn = (struct bfi_rport_qos_scn_s *) rp->event_arg.fw_msg; | |
4269 | rp->qos_attr = qos_scn->new_qos_attr; | |
4270 | bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_flow_id); | |
4271 | bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_flow_id); | |
4272 | bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_priority); | |
4273 | bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_priority); | |
4274 | ||
4275 | qos_scn->old_qos_attr.qos_flow_id = | |
ba816ea8 | 4276 | be32_to_cpu(qos_scn->old_qos_attr.qos_flow_id); |
a36c61f9 | 4277 | qos_scn->new_qos_attr.qos_flow_id = |
ba816ea8 | 4278 | be32_to_cpu(qos_scn->new_qos_attr.qos_flow_id); |
a36c61f9 KG |
4279 | |
4280 | if (qos_scn->old_qos_attr.qos_flow_id != | |
4281 | qos_scn->new_qos_attr.qos_flow_id) | |
4282 | bfa_cb_rport_qos_scn_flowid(rp->rport_drv, | |
4283 | qos_scn->old_qos_attr, | |
4284 | qos_scn->new_qos_attr); | |
4285 | if (qos_scn->old_qos_attr.qos_priority != | |
4286 | qos_scn->new_qos_attr.qos_priority) | |
4287 | bfa_cb_rport_qos_scn_prio(rp->rport_drv, | |
4288 | qos_scn->old_qos_attr, | |
4289 | qos_scn->new_qos_attr); | |
4290 | break; | |
4291 | ||
4292 | default: | |
4293 | bfa_stats(rp, sm_on_unexp); | |
4294 | bfa_sm_fault(rp->bfa, event); | |
4295 | } | |
4296 | } | |
4297 | ||
4298 | /** | |
4299 | * Firmware rport is being deleted - awaiting f/w response. | |
4300 | */ | |
4301 | static void | |
4302 | bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4303 | { | |
4304 | bfa_trc(rp->bfa, rp->rport_tag); | |
4305 | bfa_trc(rp->bfa, event); | |
4306 | ||
4307 | switch (event) { | |
4308 | case BFA_RPORT_SM_FWRSP: | |
4309 | bfa_stats(rp, sm_fwd_rsp); | |
4310 | bfa_sm_set_state(rp, bfa_rport_sm_offline); | |
4311 | bfa_rport_offline_cb(rp); | |
4312 | break; | |
4313 | ||
4314 | case BFA_RPORT_SM_DELETE: | |
4315 | bfa_stats(rp, sm_fwd_del); | |
4316 | bfa_sm_set_state(rp, bfa_rport_sm_deleting); | |
4317 | break; | |
4318 | ||
4319 | case BFA_RPORT_SM_HWFAIL: | |
4320 | bfa_stats(rp, sm_fwd_hwf); | |
4321 | bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); | |
4322 | bfa_rport_offline_cb(rp); | |
4323 | break; | |
4324 | ||
4325 | default: | |
4326 | bfa_stats(rp, sm_fwd_unexp); | |
4327 | bfa_sm_fault(rp->bfa, event); | |
4328 | } | |
4329 | } | |
4330 | ||
4331 | static void | |
4332 | bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4333 | { | |
4334 | bfa_trc(rp->bfa, rp->rport_tag); | |
4335 | bfa_trc(rp->bfa, event); | |
4336 | ||
4337 | switch (event) { | |
4338 | case BFA_RPORT_SM_QRESUME: | |
4339 | bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); | |
4340 | bfa_rport_send_fwdelete(rp); | |
4341 | break; | |
4342 | ||
4343 | case BFA_RPORT_SM_DELETE: | |
4344 | bfa_stats(rp, sm_fwd_del); | |
4345 | bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); | |
4346 | break; | |
4347 | ||
4348 | case BFA_RPORT_SM_HWFAIL: | |
4349 | bfa_stats(rp, sm_fwd_hwf); | |
4350 | bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); | |
4351 | bfa_reqq_wcancel(&rp->reqq_wait); | |
4352 | bfa_rport_offline_cb(rp); | |
4353 | break; | |
4354 | ||
4355 | default: | |
4356 | bfa_stats(rp, sm_fwd_unexp); | |
4357 | bfa_sm_fault(rp->bfa, event); | |
4358 | } | |
4359 | } | |
4360 | ||
4361 | /** | |
4362 | * Offline state. | |
4363 | */ | |
4364 | static void | |
4365 | bfa_rport_sm_offline(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4366 | { | |
4367 | bfa_trc(rp->bfa, rp->rport_tag); | |
4368 | bfa_trc(rp->bfa, event); | |
4369 | ||
4370 | switch (event) { | |
4371 | case BFA_RPORT_SM_DELETE: | |
4372 | bfa_stats(rp, sm_off_del); | |
4373 | bfa_sm_set_state(rp, bfa_rport_sm_uninit); | |
4374 | bfa_rport_free(rp); | |
4375 | break; | |
4376 | ||
4377 | case BFA_RPORT_SM_ONLINE: | |
4378 | bfa_stats(rp, sm_off_on); | |
4379 | if (bfa_rport_send_fwcreate(rp)) | |
4380 | bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); | |
4381 | else | |
4382 | bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); | |
4383 | break; | |
4384 | ||
4385 | case BFA_RPORT_SM_HWFAIL: | |
4386 | bfa_stats(rp, sm_off_hwf); | |
4387 | bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); | |
4388 | break; | |
4389 | ||
4390 | default: | |
4391 | bfa_stats(rp, sm_off_unexp); | |
4392 | bfa_sm_fault(rp->bfa, event); | |
4393 | } | |
4394 | } | |
4395 | ||
4396 | /** | |
4397 | * Rport is deleted, waiting for firmware response to delete. | |
4398 | */ | |
4399 | static void | |
4400 | bfa_rport_sm_deleting(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4401 | { | |
4402 | bfa_trc(rp->bfa, rp->rport_tag); | |
4403 | bfa_trc(rp->bfa, event); | |
4404 | ||
4405 | switch (event) { | |
4406 | case BFA_RPORT_SM_FWRSP: | |
4407 | bfa_stats(rp, sm_del_fwrsp); | |
4408 | bfa_sm_set_state(rp, bfa_rport_sm_uninit); | |
4409 | bfa_rport_free(rp); | |
4410 | break; | |
4411 | ||
4412 | case BFA_RPORT_SM_HWFAIL: | |
4413 | bfa_stats(rp, sm_del_hwf); | |
4414 | bfa_sm_set_state(rp, bfa_rport_sm_uninit); | |
4415 | bfa_rport_free(rp); | |
4416 | break; | |
4417 | ||
4418 | default: | |
4419 | bfa_sm_fault(rp->bfa, event); | |
4420 | } | |
4421 | } | |
4422 | ||
4423 | static void | |
4424 | bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4425 | { | |
4426 | bfa_trc(rp->bfa, rp->rport_tag); | |
4427 | bfa_trc(rp->bfa, event); | |
4428 | ||
4429 | switch (event) { | |
4430 | case BFA_RPORT_SM_QRESUME: | |
4431 | bfa_stats(rp, sm_del_fwrsp); | |
4432 | bfa_sm_set_state(rp, bfa_rport_sm_deleting); | |
4433 | bfa_rport_send_fwdelete(rp); | |
4434 | break; | |
4435 | ||
4436 | case BFA_RPORT_SM_HWFAIL: | |
4437 | bfa_stats(rp, sm_del_hwf); | |
4438 | bfa_sm_set_state(rp, bfa_rport_sm_uninit); | |
4439 | bfa_reqq_wcancel(&rp->reqq_wait); | |
4440 | bfa_rport_free(rp); | |
4441 | break; | |
4442 | ||
4443 | default: | |
4444 | bfa_sm_fault(rp->bfa, event); | |
4445 | } | |
4446 | } | |
4447 | ||
4448 | /** | |
4449 | * Waiting for rport create response from firmware. A delete is pending. | |
4450 | */ | |
4451 | static void | |
4452 | bfa_rport_sm_delete_pending(struct bfa_rport_s *rp, | |
4453 | enum bfa_rport_event event) | |
4454 | { | |
4455 | bfa_trc(rp->bfa, rp->rport_tag); | |
4456 | bfa_trc(rp->bfa, event); | |
4457 | ||
4458 | switch (event) { | |
4459 | case BFA_RPORT_SM_FWRSP: | |
4460 | bfa_stats(rp, sm_delp_fwrsp); | |
4461 | if (bfa_rport_send_fwdelete(rp)) | |
4462 | bfa_sm_set_state(rp, bfa_rport_sm_deleting); | |
4463 | else | |
4464 | bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); | |
4465 | break; | |
4466 | ||
4467 | case BFA_RPORT_SM_HWFAIL: | |
4468 | bfa_stats(rp, sm_delp_hwf); | |
4469 | bfa_sm_set_state(rp, bfa_rport_sm_uninit); | |
4470 | bfa_rport_free(rp); | |
4471 | break; | |
4472 | ||
4473 | default: | |
4474 | bfa_stats(rp, sm_delp_unexp); | |
4475 | bfa_sm_fault(rp->bfa, event); | |
4476 | } | |
4477 | } | |
4478 | ||
4479 | /** | |
4480 | * Waiting for rport create response from firmware. Rport offline is pending. | |
4481 | */ | |
4482 | static void | |
4483 | bfa_rport_sm_offline_pending(struct bfa_rport_s *rp, | |
4484 | enum bfa_rport_event event) | |
4485 | { | |
4486 | bfa_trc(rp->bfa, rp->rport_tag); | |
4487 | bfa_trc(rp->bfa, event); | |
4488 | ||
4489 | switch (event) { | |
4490 | case BFA_RPORT_SM_FWRSP: | |
4491 | bfa_stats(rp, sm_offp_fwrsp); | |
4492 | if (bfa_rport_send_fwdelete(rp)) | |
4493 | bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); | |
4494 | else | |
4495 | bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull); | |
4496 | break; | |
4497 | ||
4498 | case BFA_RPORT_SM_DELETE: | |
4499 | bfa_stats(rp, sm_offp_del); | |
4500 | bfa_sm_set_state(rp, bfa_rport_sm_delete_pending); | |
4501 | break; | |
4502 | ||
4503 | case BFA_RPORT_SM_HWFAIL: | |
4504 | bfa_stats(rp, sm_offp_hwf); | |
4505 | bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); | |
4506 | break; | |
4507 | ||
4508 | default: | |
4509 | bfa_stats(rp, sm_offp_unexp); | |
4510 | bfa_sm_fault(rp->bfa, event); | |
4511 | } | |
4512 | } | |
4513 | ||
4514 | /** | |
4515 | * IOC h/w failed. | |
4516 | */ | |
4517 | static void | |
4518 | bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, enum bfa_rport_event event) | |
4519 | { | |
4520 | bfa_trc(rp->bfa, rp->rport_tag); | |
4521 | bfa_trc(rp->bfa, event); | |
4522 | ||
4523 | switch (event) { | |
4524 | case BFA_RPORT_SM_OFFLINE: | |
4525 | bfa_stats(rp, sm_iocd_off); | |
4526 | bfa_rport_offline_cb(rp); | |
4527 | break; | |
4528 | ||
4529 | case BFA_RPORT_SM_DELETE: | |
4530 | bfa_stats(rp, sm_iocd_del); | |
4531 | bfa_sm_set_state(rp, bfa_rport_sm_uninit); | |
4532 | bfa_rport_free(rp); | |
4533 | break; | |
4534 | ||
4535 | case BFA_RPORT_SM_ONLINE: | |
4536 | bfa_stats(rp, sm_iocd_on); | |
4537 | if (bfa_rport_send_fwcreate(rp)) | |
4538 | bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); | |
4539 | else | |
4540 | bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); | |
4541 | break; | |
4542 | ||
4543 | case BFA_RPORT_SM_HWFAIL: | |
4544 | break; | |
4545 | ||
4546 | default: | |
4547 | bfa_stats(rp, sm_iocd_unexp); | |
4548 | bfa_sm_fault(rp->bfa, event); | |
4549 | } | |
4550 | } | |
4551 | ||
4552 | ||
4553 | ||
4554 | /** | |
4555 | * bfa_rport_private BFA rport private functions | |
4556 | */ | |
4557 | ||
4558 | static void | |
4559 | __bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete) | |
4560 | { | |
4561 | struct bfa_rport_s *rp = cbarg; | |
4562 | ||
4563 | if (complete) | |
4564 | bfa_cb_rport_online(rp->rport_drv); | |
4565 | } | |
4566 | ||
4567 | static void | |
4568 | __bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete) | |
4569 | { | |
4570 | struct bfa_rport_s *rp = cbarg; | |
4571 | ||
4572 | if (complete) | |
4573 | bfa_cb_rport_offline(rp->rport_drv); | |
4574 | } | |
4575 | ||
4576 | static void | |
4577 | bfa_rport_qresume(void *cbarg) | |
4578 | { | |
4579 | struct bfa_rport_s *rp = cbarg; | |
4580 | ||
4581 | bfa_sm_send_event(rp, BFA_RPORT_SM_QRESUME); | |
4582 | } | |
4583 | ||
4584 | static void | |
4585 | bfa_rport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, | |
4586 | u32 *dm_len) | |
4587 | { | |
4588 | if (cfg->fwcfg.num_rports < BFA_RPORT_MIN) | |
4589 | cfg->fwcfg.num_rports = BFA_RPORT_MIN; | |
4590 | ||
4591 | *km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_rport_s); | |
4592 | } | |
4593 | ||
4594 | static void | |
4595 | bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, | |
4596 | struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) | |
4597 | { | |
4598 | struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa); | |
4599 | struct bfa_rport_s *rp; | |
4600 | u16 i; | |
4601 | ||
4602 | INIT_LIST_HEAD(&mod->rp_free_q); | |
4603 | INIT_LIST_HEAD(&mod->rp_active_q); | |
4604 | ||
4605 | rp = (struct bfa_rport_s *) bfa_meminfo_kva(meminfo); | |
4606 | mod->rps_list = rp; | |
4607 | mod->num_rports = cfg->fwcfg.num_rports; | |
4608 | ||
4609 | bfa_assert(mod->num_rports && | |
4610 | !(mod->num_rports & (mod->num_rports - 1))); | |
4611 | ||
4612 | for (i = 0; i < mod->num_rports; i++, rp++) { | |
6a18b167 | 4613 | memset(rp, 0, sizeof(struct bfa_rport_s)); |
a36c61f9 KG |
4614 | rp->bfa = bfa; |
4615 | rp->rport_tag = i; | |
4616 | bfa_sm_set_state(rp, bfa_rport_sm_uninit); | |
4617 | ||
4618 | /** | |
4619 | * - is unused | |
4620 | */ | |
4621 | if (i) | |
4622 | list_add_tail(&rp->qe, &mod->rp_free_q); | |
4623 | ||
4624 | bfa_reqq_winit(&rp->reqq_wait, bfa_rport_qresume, rp); | |
4625 | } | |
4626 | ||
4627 | /** | |
4628 | * consume memory | |
4629 | */ | |
4630 | bfa_meminfo_kva(meminfo) = (u8 *) rp; | |
4631 | } | |
4632 | ||
4633 | static void | |
4634 | bfa_rport_detach(struct bfa_s *bfa) | |
4635 | { | |
4636 | } | |
4637 | ||
4638 | static void | |
4639 | bfa_rport_start(struct bfa_s *bfa) | |
4640 | { | |
4641 | } | |
4642 | ||
4643 | static void | |
4644 | bfa_rport_stop(struct bfa_s *bfa) | |
4645 | { | |
4646 | } | |
4647 | ||
4648 | static void | |
4649 | bfa_rport_iocdisable(struct bfa_s *bfa) | |
4650 | { | |
4651 | struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa); | |
4652 | struct bfa_rport_s *rport; | |
4653 | struct list_head *qe, *qen; | |
4654 | ||
4655 | list_for_each_safe(qe, qen, &mod->rp_active_q) { | |
4656 | rport = (struct bfa_rport_s *) qe; | |
4657 | bfa_sm_send_event(rport, BFA_RPORT_SM_HWFAIL); | |
4658 | } | |
4659 | } | |
4660 | ||
4661 | static struct bfa_rport_s * | |
4662 | bfa_rport_alloc(struct bfa_rport_mod_s *mod) | |
4663 | { | |
4664 | struct bfa_rport_s *rport; | |
4665 | ||
4666 | bfa_q_deq(&mod->rp_free_q, &rport); | |
4667 | if (rport) | |
4668 | list_add_tail(&rport->qe, &mod->rp_active_q); | |
4669 | ||
4670 | return rport; | |
4671 | } | |
4672 | ||
4673 | static void | |
4674 | bfa_rport_free(struct bfa_rport_s *rport) | |
4675 | { | |
4676 | struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(rport->bfa); | |
4677 | ||
4678 | bfa_assert(bfa_q_is_on_q(&mod->rp_active_q, rport)); | |
4679 | list_del(&rport->qe); | |
4680 | list_add_tail(&rport->qe, &mod->rp_free_q); | |
4681 | } | |
4682 | ||
4683 | static bfa_boolean_t | |
4684 | bfa_rport_send_fwcreate(struct bfa_rport_s *rp) | |
4685 | { | |
4686 | struct bfi_rport_create_req_s *m; | |
4687 | ||
4688 | /** | |
4689 | * check for room in queue to send request now | |
4690 | */ | |
4691 | m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); | |
4692 | if (!m) { | |
4693 | bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait); | |
4694 | return BFA_FALSE; | |
4695 | } | |
4696 | ||
4697 | bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_CREATE_REQ, | |
4698 | bfa_lpuid(rp->bfa)); | |
4699 | m->bfa_handle = rp->rport_tag; | |
ba816ea8 | 4700 | m->max_frmsz = cpu_to_be16(rp->rport_info.max_frmsz); |
a36c61f9 KG |
4701 | m->pid = rp->rport_info.pid; |
4702 | m->lp_tag = rp->rport_info.lp_tag; | |
4703 | m->local_pid = rp->rport_info.local_pid; | |
4704 | m->fc_class = rp->rport_info.fc_class; | |
4705 | m->vf_en = rp->rport_info.vf_en; | |
4706 | m->vf_id = rp->rport_info.vf_id; | |
4707 | m->cisc = rp->rport_info.cisc; | |
4708 | ||
4709 | /** | |
4710 | * queue I/O message to firmware | |
4711 | */ | |
4712 | bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT); | |
4713 | return BFA_TRUE; | |
4714 | } | |
4715 | ||
4716 | static bfa_boolean_t | |
4717 | bfa_rport_send_fwdelete(struct bfa_rport_s *rp) | |
4718 | { | |
4719 | struct bfi_rport_delete_req_s *m; | |
4720 | ||
4721 | /** | |
4722 | * check for room in queue to send request now | |
4723 | */ | |
4724 | m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); | |
4725 | if (!m) { | |
4726 | bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait); | |
4727 | return BFA_FALSE; | |
4728 | } | |
4729 | ||
4730 | bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_DELETE_REQ, | |
4731 | bfa_lpuid(rp->bfa)); | |
4732 | m->fw_handle = rp->fw_handle; | |
4733 | ||
4734 | /** | |
4735 | * queue I/O message to firmware | |
4736 | */ | |
4737 | bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT); | |
4738 | return BFA_TRUE; | |
4739 | } | |
4740 | ||
4741 | static bfa_boolean_t | |
4742 | bfa_rport_send_fwspeed(struct bfa_rport_s *rp) | |
4743 | { | |
4744 | struct bfa_rport_speed_req_s *m; | |
4745 | ||
4746 | /** | |
4747 | * check for room in queue to send request now | |
4748 | */ | |
4749 | m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); | |
4750 | if (!m) { | |
4751 | bfa_trc(rp->bfa, rp->rport_info.speed); | |
4752 | return BFA_FALSE; | |
4753 | } | |
4754 | ||
4755 | bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_SET_SPEED_REQ, | |
4756 | bfa_lpuid(rp->bfa)); | |
4757 | m->fw_handle = rp->fw_handle; | |
4758 | m->speed = (u8)rp->rport_info.speed; | |
4759 | ||
4760 | /** | |
4761 | * queue I/O message to firmware | |
4762 | */ | |
4763 | bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT); | |
4764 | return BFA_TRUE; | |
4765 | } | |
4766 | ||
4767 | ||
4768 | ||
4769 | /** | |
4770 | * bfa_rport_public | |
4771 | */ | |
4772 | ||
4773 | /** | |
4774 | * Rport interrupt processing. | |
4775 | */ | |
4776 | void | |
4777 | bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m) | |
4778 | { | |
4779 | union bfi_rport_i2h_msg_u msg; | |
4780 | struct bfa_rport_s *rp; | |
4781 | ||
4782 | bfa_trc(bfa, m->mhdr.msg_id); | |
4783 | ||
4784 | msg.msg = m; | |
4785 | ||
4786 | switch (m->mhdr.msg_id) { | |
4787 | case BFI_RPORT_I2H_CREATE_RSP: | |
4788 | rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle); | |
4789 | rp->fw_handle = msg.create_rsp->fw_handle; | |
4790 | rp->qos_attr = msg.create_rsp->qos_attr; | |
4791 | bfa_assert(msg.create_rsp->status == BFA_STATUS_OK); | |
4792 | bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); | |
4793 | break; | |
4794 | ||
4795 | case BFI_RPORT_I2H_DELETE_RSP: | |
4796 | rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle); | |
4797 | bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK); | |
4798 | bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); | |
4799 | break; | |
4800 | ||
4801 | case BFI_RPORT_I2H_QOS_SCN: | |
4802 | rp = BFA_RPORT_FROM_TAG(bfa, msg.qos_scn_evt->bfa_handle); | |
4803 | rp->event_arg.fw_msg = msg.qos_scn_evt; | |
4804 | bfa_sm_send_event(rp, BFA_RPORT_SM_QOS_SCN); | |
4805 | break; | |
4806 | ||
4807 | default: | |
4808 | bfa_trc(bfa, m->mhdr.msg_id); | |
4809 | bfa_assert(0); | |
4810 | } | |
4811 | } | |
4812 | ||
4813 | ||
4814 | ||
4815 | /** | |
4816 | * bfa_rport_api | |
4817 | */ | |
4818 | ||
4819 | struct bfa_rport_s * | |
4820 | bfa_rport_create(struct bfa_s *bfa, void *rport_drv) | |
4821 | { | |
4822 | struct bfa_rport_s *rp; | |
4823 | ||
4824 | rp = bfa_rport_alloc(BFA_RPORT_MOD(bfa)); | |
4825 | ||
4826 | if (rp == NULL) | |
4827 | return NULL; | |
4828 | ||
4829 | rp->bfa = bfa; | |
4830 | rp->rport_drv = rport_drv; | |
4831 | bfa_rport_clear_stats(rp); | |
4832 | ||
4833 | bfa_assert(bfa_sm_cmp_state(rp, bfa_rport_sm_uninit)); | |
4834 | bfa_sm_send_event(rp, BFA_RPORT_SM_CREATE); | |
4835 | ||
4836 | return rp; | |
4837 | } | |
4838 | ||
4839 | void | |
4840 | bfa_rport_delete(struct bfa_rport_s *rport) | |
4841 | { | |
4842 | bfa_sm_send_event(rport, BFA_RPORT_SM_DELETE); | |
4843 | } | |
4844 | ||
4845 | void | |
4846 | bfa_rport_online(struct bfa_rport_s *rport, struct bfa_rport_info_s *rport_info) | |
4847 | { | |
4848 | bfa_assert(rport_info->max_frmsz != 0); | |
4849 | ||
4850 | /** | |
4851 | * Some JBODs are seen to be not setting PDU size correctly in PLOGI | |
4852 | * responses. Default to minimum size. | |
4853 | */ | |
4854 | if (rport_info->max_frmsz == 0) { | |
4855 | bfa_trc(rport->bfa, rport->rport_tag); | |
4856 | rport_info->max_frmsz = FC_MIN_PDUSZ; | |
4857 | } | |
4858 | ||
6a18b167 | 4859 | rport->rport_info = *rport_info; |
a36c61f9 KG |
4860 | bfa_sm_send_event(rport, BFA_RPORT_SM_ONLINE); |
4861 | } | |
4862 | ||
4863 | void | |
4864 | bfa_rport_offline(struct bfa_rport_s *rport) | |
4865 | { | |
4866 | bfa_sm_send_event(rport, BFA_RPORT_SM_OFFLINE); | |
4867 | } | |
4868 | ||
4869 | void | |
4870 | bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed) | |
4871 | { | |
4872 | bfa_assert(speed != 0); | |
4873 | bfa_assert(speed != BFA_PORT_SPEED_AUTO); | |
4874 | ||
4875 | rport->rport_info.speed = speed; | |
4876 | bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED); | |
4877 | } | |
4878 | ||
4879 | void | |
4880 | bfa_rport_get_stats(struct bfa_rport_s *rport, | |
4881 | struct bfa_rport_hal_stats_s *stats) | |
4882 | { | |
4883 | *stats = rport->stats; | |
4884 | } | |
4885 | ||
4886 | void | |
4887 | bfa_rport_get_qos_attr(struct bfa_rport_s *rport, | |
4888 | struct bfa_rport_qos_attr_s *qos_attr) | |
4889 | { | |
4890 | qos_attr->qos_priority = rport->qos_attr.qos_priority; | |
ba816ea8 | 4891 | qos_attr->qos_flow_id = be32_to_cpu(rport->qos_attr.qos_flow_id); |
a36c61f9 KG |
4892 | |
4893 | } | |
4894 | ||
4895 | void | |
4896 | bfa_rport_clear_stats(struct bfa_rport_s *rport) | |
4897 | { | |
6a18b167 | 4898 | memset(&rport->stats, 0, sizeof(rport->stats)); |
a36c61f9 KG |
4899 | } |
4900 | ||
4901 | ||
4902 | /** | |
4903 | * SGPG related functions | |
4904 | */ | |
4905 | ||
4906 | /** | |
4907 | * Compute and return memory needed by FCP(im) module. | |
4908 | */ | |
4909 | static void | |
4910 | bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, | |
4911 | u32 *dm_len) | |
4912 | { | |
4913 | if (cfg->drvcfg.num_sgpgs < BFA_SGPG_MIN) | |
4914 | cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN; | |
4915 | ||
4916 | *km_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfa_sgpg_s); | |
4917 | *dm_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfi_sgpg_s); | |
4918 | } | |
4919 | ||
4920 | ||
4921 | static void | |
4922 | bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, | |
4923 | struct bfa_meminfo_s *minfo, struct bfa_pcidev_s *pcidev) | |
4924 | { | |
4925 | struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); | |
4926 | int i; | |
4927 | struct bfa_sgpg_s *hsgpg; | |
4928 | struct bfi_sgpg_s *sgpg; | |
4929 | u64 align_len; | |
4930 | ||
4931 | union { | |
4932 | u64 pa; | |
4933 | union bfi_addr_u addr; | |
4934 | } sgpg_pa, sgpg_pa_tmp; | |
4935 | ||
4936 | INIT_LIST_HEAD(&mod->sgpg_q); | |
4937 | INIT_LIST_HEAD(&mod->sgpg_wait_q); | |
4938 | ||
4939 | bfa_trc(bfa, cfg->drvcfg.num_sgpgs); | |
4940 | ||
4941 | mod->num_sgpgs = cfg->drvcfg.num_sgpgs; | |
4942 | mod->sgpg_arr_pa = bfa_meminfo_dma_phys(minfo); | |
4943 | align_len = (BFA_SGPG_ROUNDUP(mod->sgpg_arr_pa) - mod->sgpg_arr_pa); | |
4944 | mod->sgpg_arr_pa += align_len; | |
4945 | mod->hsgpg_arr = (struct bfa_sgpg_s *) (bfa_meminfo_kva(minfo) + | |
4946 | align_len); | |
4947 | mod->sgpg_arr = (struct bfi_sgpg_s *) (bfa_meminfo_dma_virt(minfo) + | |
4948 | align_len); | |
4949 | ||
4950 | hsgpg = mod->hsgpg_arr; | |
4951 | sgpg = mod->sgpg_arr; | |
4952 | sgpg_pa.pa = mod->sgpg_arr_pa; | |
4953 | mod->free_sgpgs = mod->num_sgpgs; | |
4954 | ||
4955 | bfa_assert(!(sgpg_pa.pa & (sizeof(struct bfi_sgpg_s) - 1))); | |
4956 | ||
4957 | for (i = 0; i < mod->num_sgpgs; i++) { | |
6a18b167 JH |
4958 | memset(hsgpg, 0, sizeof(*hsgpg)); |
4959 | memset(sgpg, 0, sizeof(*sgpg)); | |
a36c61f9 KG |
4960 | |
4961 | hsgpg->sgpg = sgpg; | |
4962 | sgpg_pa_tmp.pa = bfa_sgaddr_le(sgpg_pa.pa); | |
4963 | hsgpg->sgpg_pa = sgpg_pa_tmp.addr; | |
4964 | list_add_tail(&hsgpg->qe, &mod->sgpg_q); | |
4965 | ||
4966 | hsgpg++; | |
4967 | sgpg++; | |
4968 | sgpg_pa.pa += sizeof(struct bfi_sgpg_s); | |
4969 | } | |
4970 | ||
4971 | bfa_meminfo_kva(minfo) = (u8 *) hsgpg; | |
4972 | bfa_meminfo_dma_virt(minfo) = (u8 *) sgpg; | |
4973 | bfa_meminfo_dma_phys(minfo) = sgpg_pa.pa; | |
4974 | } | |
4975 | ||
4976 | static void | |
4977 | bfa_sgpg_detach(struct bfa_s *bfa) | |
4978 | { | |
4979 | } | |
4980 | ||
4981 | static void | |
4982 | bfa_sgpg_start(struct bfa_s *bfa) | |
4983 | { | |
4984 | } | |
4985 | ||
4986 | static void | |
4987 | bfa_sgpg_stop(struct bfa_s *bfa) | |
4988 | { | |
4989 | } | |
4990 | ||
4991 | static void | |
4992 | bfa_sgpg_iocdisable(struct bfa_s *bfa) | |
4993 | { | |
4994 | } | |
4995 | ||
4996 | ||
4997 | ||
4998 | /** | |
4999 | * hal_sgpg_public BFA SGPG public functions | |
5000 | */ | |
5001 | ||
5002 | bfa_status_t | |
5003 | bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs) | |
5004 | { | |
5005 | struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); | |
5006 | struct bfa_sgpg_s *hsgpg; | |
5007 | int i; | |
5008 | ||
5009 | bfa_trc_fp(bfa, nsgpgs); | |
5010 | ||
5011 | if (mod->free_sgpgs < nsgpgs) | |
5012 | return BFA_STATUS_ENOMEM; | |
5013 | ||
5014 | for (i = 0; i < nsgpgs; i++) { | |
5015 | bfa_q_deq(&mod->sgpg_q, &hsgpg); | |
5016 | bfa_assert(hsgpg); | |
5017 | list_add_tail(&hsgpg->qe, sgpg_q); | |
5018 | } | |
5019 | ||
5020 | mod->free_sgpgs -= nsgpgs; | |
5021 | return BFA_STATUS_OK; | |
5022 | } | |
5023 | ||
5024 | void | |
5025 | bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpg) | |
5026 | { | |
5027 | struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); | |
5028 | struct bfa_sgpg_wqe_s *wqe; | |
5029 | ||
5030 | bfa_trc_fp(bfa, nsgpg); | |
5031 | ||
5032 | mod->free_sgpgs += nsgpg; | |
5033 | bfa_assert(mod->free_sgpgs <= mod->num_sgpgs); | |
5034 | ||
5035 | list_splice_tail_init(sgpg_q, &mod->sgpg_q); | |
5036 | ||
5037 | if (list_empty(&mod->sgpg_wait_q)) | |
5038 | return; | |
5039 | ||
5040 | /** | |
5041 | * satisfy as many waiting requests as possible | |
5042 | */ | |
5043 | do { | |
5044 | wqe = bfa_q_first(&mod->sgpg_wait_q); | |
5045 | if (mod->free_sgpgs < wqe->nsgpg) | |
5046 | nsgpg = mod->free_sgpgs; | |
5047 | else | |
5048 | nsgpg = wqe->nsgpg; | |
5049 | bfa_sgpg_malloc(bfa, &wqe->sgpg_q, nsgpg); | |
5050 | wqe->nsgpg -= nsgpg; | |
5051 | if (wqe->nsgpg == 0) { | |
5052 | list_del(&wqe->qe); | |
5053 | wqe->cbfn(wqe->cbarg); | |
5054 | } | |
5055 | } while (mod->free_sgpgs && !list_empty(&mod->sgpg_wait_q)); | |
5056 | } | |
5057 | ||
5058 | void | |
5059 | bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpg) | |
5060 | { | |
5061 | struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); | |
5062 | ||
5063 | bfa_assert(nsgpg > 0); | |
5064 | bfa_assert(nsgpg > mod->free_sgpgs); | |
5065 | ||
5066 | wqe->nsgpg_total = wqe->nsgpg = nsgpg; | |
5067 | ||
5068 | /** | |
5069 | * allocate any left to this one first | |
5070 | */ | |
5071 | if (mod->free_sgpgs) { | |
5072 | /** | |
5073 | * no one else is waiting for SGPG | |
5074 | */ | |
5075 | bfa_assert(list_empty(&mod->sgpg_wait_q)); | |
5076 | list_splice_tail_init(&mod->sgpg_q, &wqe->sgpg_q); | |
5077 | wqe->nsgpg -= mod->free_sgpgs; | |
5078 | mod->free_sgpgs = 0; | |
5079 | } | |
5080 | ||
5081 | list_add_tail(&wqe->qe, &mod->sgpg_wait_q); | |
5082 | } | |
5083 | ||
5084 | void | |
5085 | bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe) | |
5086 | { | |
5087 | struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); | |
5088 | ||
5089 | bfa_assert(bfa_q_is_on_q(&mod->sgpg_wait_q, wqe)); | |
5090 | list_del(&wqe->qe); | |
5091 | ||
5092 | if (wqe->nsgpg_total != wqe->nsgpg) | |
5093 | bfa_sgpg_mfree(bfa, &wqe->sgpg_q, | |
5094 | wqe->nsgpg_total - wqe->nsgpg); | |
5095 | } | |
5096 | ||
5097 | void | |
5098 | bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, void (*cbfn) (void *cbarg), | |
5099 | void *cbarg) | |
5100 | { | |
5101 | INIT_LIST_HEAD(&wqe->sgpg_q); | |
5102 | wqe->cbfn = cbfn; | |
5103 | wqe->cbarg = cbarg; | |
5104 | } | |
5105 | ||
5106 | /** | |
5107 | * UF related functions | |
5108 | */ | |
5109 | /* | |
5110 | ***************************************************************************** | |
5111 | * Internal functions | |
5112 | ***************************************************************************** | |
5113 | */ | |
5114 | static void | |
5115 | __bfa_cb_uf_recv(void *cbarg, bfa_boolean_t complete) | |
5116 | { | |
5117 | struct bfa_uf_s *uf = cbarg; | |
5118 | struct bfa_uf_mod_s *ufm = BFA_UF_MOD(uf->bfa); | |
5119 | ||
5120 | if (complete) | |
5121 | ufm->ufrecv(ufm->cbarg, uf); | |
5122 | } | |
5123 | ||
5124 | static void | |
5125 | claim_uf_pbs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) | |
5126 | { | |
5127 | u32 uf_pb_tot_sz; | |
5128 | ||
5129 | ufm->uf_pbs_kva = (struct bfa_uf_buf_s *) bfa_meminfo_dma_virt(mi); | |
5130 | ufm->uf_pbs_pa = bfa_meminfo_dma_phys(mi); | |
5131 | uf_pb_tot_sz = BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * ufm->num_ufs), | |
5132 | BFA_DMA_ALIGN_SZ); | |
5133 | ||
5134 | bfa_meminfo_dma_virt(mi) += uf_pb_tot_sz; | |
5135 | bfa_meminfo_dma_phys(mi) += uf_pb_tot_sz; | |
5136 | ||
6a18b167 | 5137 | memset((void *)ufm->uf_pbs_kva, 0, uf_pb_tot_sz); |
a36c61f9 KG |
5138 | } |
5139 | ||
5140 | static void | |
5141 | claim_uf_post_msgs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) | |
5142 | { | |
5143 | struct bfi_uf_buf_post_s *uf_bp_msg; | |
5144 | struct bfi_sge_s *sge; | |
5145 | union bfi_addr_u sga_zero = { {0} }; | |
5146 | u16 i; | |
5147 | u16 buf_len; | |
5148 | ||
5149 | ufm->uf_buf_posts = (struct bfi_uf_buf_post_s *) bfa_meminfo_kva(mi); | |
5150 | uf_bp_msg = ufm->uf_buf_posts; | |
5151 | ||
5152 | for (i = 0, uf_bp_msg = ufm->uf_buf_posts; i < ufm->num_ufs; | |
5153 | i++, uf_bp_msg++) { | |
6a18b167 | 5154 | memset(uf_bp_msg, 0, sizeof(struct bfi_uf_buf_post_s)); |
a36c61f9 KG |
5155 | |
5156 | uf_bp_msg->buf_tag = i; | |
5157 | buf_len = sizeof(struct bfa_uf_buf_s); | |
ba816ea8 | 5158 | uf_bp_msg->buf_len = cpu_to_be16(buf_len); |
a36c61f9 KG |
5159 | bfi_h2i_set(uf_bp_msg->mh, BFI_MC_UF, BFI_UF_H2I_BUF_POST, |
5160 | bfa_lpuid(ufm->bfa)); | |
5161 | ||
5162 | sge = uf_bp_msg->sge; | |
5163 | sge[0].sg_len = buf_len; | |
5164 | sge[0].flags = BFI_SGE_DATA_LAST; | |
5165 | bfa_dma_addr_set(sge[0].sga, ufm_pbs_pa(ufm, i)); | |
5166 | bfa_sge_to_be(sge); | |
5167 | ||
5168 | sge[1].sg_len = buf_len; | |
5169 | sge[1].flags = BFI_SGE_PGDLEN; | |
5170 | sge[1].sga = sga_zero; | |
5171 | bfa_sge_to_be(&sge[1]); | |
5172 | } | |
5173 | ||
5174 | /** | |
5175 | * advance pointer beyond consumed memory | |
5176 | */ | |
5177 | bfa_meminfo_kva(mi) = (u8 *) uf_bp_msg; | |
5178 | } | |
5179 | ||
5180 | static void | |
5181 | claim_ufs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) | |
5182 | { | |
5183 | u16 i; | |
5184 | struct bfa_uf_s *uf; | |
5185 | ||
5186 | /* | |
5187 | * Claim block of memory for UF list | |
5188 | */ | |
5189 | ufm->uf_list = (struct bfa_uf_s *) bfa_meminfo_kva(mi); | |
5190 | ||
5191 | /* | |
5192 | * Initialize UFs and queue it in UF free queue | |
5193 | */ | |
5194 | for (i = 0, uf = ufm->uf_list; i < ufm->num_ufs; i++, uf++) { | |
6a18b167 | 5195 | memset(uf, 0, sizeof(struct bfa_uf_s)); |
a36c61f9 KG |
5196 | uf->bfa = ufm->bfa; |
5197 | uf->uf_tag = i; | |
5198 | uf->pb_len = sizeof(struct bfa_uf_buf_s); | |
5199 | uf->buf_kva = (void *)&ufm->uf_pbs_kva[i]; | |
5200 | uf->buf_pa = ufm_pbs_pa(ufm, i); | |
5201 | list_add_tail(&uf->qe, &ufm->uf_free_q); | |
5202 | } | |
5203 | ||
5204 | /** | |
5205 | * advance memory pointer | |
5206 | */ | |
5207 | bfa_meminfo_kva(mi) = (u8 *) uf; | |
5208 | } | |
5209 | ||
5210 | static void | |
5211 | uf_mem_claim(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi) | |
5212 | { | |
5213 | claim_uf_pbs(ufm, mi); | |
5214 | claim_ufs(ufm, mi); | |
5215 | claim_uf_post_msgs(ufm, mi); | |
5216 | } | |
5217 | ||
5218 | static void | |
5219 | bfa_uf_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len) | |
5220 | { | |
5221 | u32 num_ufs = cfg->fwcfg.num_uf_bufs; | |
5222 | ||
5223 | /* | |
5224 | * dma-able memory for UF posted bufs | |
5225 | */ | |
5226 | *dm_len += BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * num_ufs), | |
5227 | BFA_DMA_ALIGN_SZ); | |
5228 | ||
5229 | /* | |
5230 | * kernel Virtual memory for UFs and UF buf post msg copies | |
5231 | */ | |
5232 | *ndm_len += sizeof(struct bfa_uf_s) * num_ufs; | |
5233 | *ndm_len += sizeof(struct bfi_uf_buf_post_s) * num_ufs; | |
5234 | } | |
5235 | ||
5236 | static void | |
5237 | bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, | |
5238 | struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) | |
5239 | { | |
5240 | struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); | |
5241 | ||
6a18b167 | 5242 | memset(ufm, 0, sizeof(struct bfa_uf_mod_s)); |
a36c61f9 KG |
5243 | ufm->bfa = bfa; |
5244 | ufm->num_ufs = cfg->fwcfg.num_uf_bufs; | |
5245 | INIT_LIST_HEAD(&ufm->uf_free_q); | |
5246 | INIT_LIST_HEAD(&ufm->uf_posted_q); | |
5247 | ||
5248 | uf_mem_claim(ufm, meminfo); | |
5249 | } | |
5250 | ||
5251 | static void | |
5252 | bfa_uf_detach(struct bfa_s *bfa) | |
5253 | { | |
5254 | } | |
5255 | ||
5256 | static struct bfa_uf_s * | |
5257 | bfa_uf_get(struct bfa_uf_mod_s *uf_mod) | |
5258 | { | |
5259 | struct bfa_uf_s *uf; | |
5260 | ||
5261 | bfa_q_deq(&uf_mod->uf_free_q, &uf); | |
5262 | return uf; | |
5263 | } | |
5264 | ||
5265 | static void | |
5266 | bfa_uf_put(struct bfa_uf_mod_s *uf_mod, struct bfa_uf_s *uf) | |
5267 | { | |
5268 | list_add_tail(&uf->qe, &uf_mod->uf_free_q); | |
5269 | } | |
5270 | ||
5271 | static bfa_status_t | |
5272 | bfa_uf_post(struct bfa_uf_mod_s *ufm, struct bfa_uf_s *uf) | |
5273 | { | |
5274 | struct bfi_uf_buf_post_s *uf_post_msg; | |
5275 | ||
5276 | uf_post_msg = bfa_reqq_next(ufm->bfa, BFA_REQQ_FCXP); | |
5277 | if (!uf_post_msg) | |
5278 | return BFA_STATUS_FAILED; | |
5279 | ||
6a18b167 | 5280 | memcpy(uf_post_msg, &ufm->uf_buf_posts[uf->uf_tag], |
a36c61f9 KG |
5281 | sizeof(struct bfi_uf_buf_post_s)); |
5282 | bfa_reqq_produce(ufm->bfa, BFA_REQQ_FCXP); | |
5283 | ||
5284 | bfa_trc(ufm->bfa, uf->uf_tag); | |
5285 | ||
5286 | list_add_tail(&uf->qe, &ufm->uf_posted_q); | |
5287 | return BFA_STATUS_OK; | |
5288 | } | |
5289 | ||
5290 | static void | |
5291 | bfa_uf_post_all(struct bfa_uf_mod_s *uf_mod) | |
5292 | { | |
5293 | struct bfa_uf_s *uf; | |
5294 | ||
5295 | while ((uf = bfa_uf_get(uf_mod)) != NULL) { | |
5296 | if (bfa_uf_post(uf_mod, uf) != BFA_STATUS_OK) | |
5297 | break; | |
5298 | } | |
5299 | } | |
5300 | ||
5301 | static void | |
5302 | uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m) | |
5303 | { | |
5304 | struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); | |
5305 | u16 uf_tag = m->buf_tag; | |
5306 | struct bfa_uf_buf_s *uf_buf = &ufm->uf_pbs_kva[uf_tag]; | |
5307 | struct bfa_uf_s *uf = &ufm->uf_list[uf_tag]; | |
5308 | u8 *buf = &uf_buf->d[0]; | |
5309 | struct fchs_s *fchs; | |
5310 | ||
ba816ea8 JH |
5311 | m->frm_len = be16_to_cpu(m->frm_len); |
5312 | m->xfr_len = be16_to_cpu(m->xfr_len); | |
a36c61f9 KG |
5313 | |
5314 | fchs = (struct fchs_s *)uf_buf; | |
5315 | ||
5316 | list_del(&uf->qe); /* dequeue from posted queue */ | |
5317 | ||
5318 | uf->data_ptr = buf; | |
5319 | uf->data_len = m->xfr_len; | |
5320 | ||
5321 | bfa_assert(uf->data_len >= sizeof(struct fchs_s)); | |
5322 | ||
5323 | if (uf->data_len == sizeof(struct fchs_s)) { | |
5324 | bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_UF, BFA_PL_EID_RX, | |
5325 | uf->data_len, (struct fchs_s *)buf); | |
5326 | } else { | |
5327 | u32 pld_w0 = *((u32 *) (buf + sizeof(struct fchs_s))); | |
5328 | bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_UF, | |
5329 | BFA_PL_EID_RX, uf->data_len, | |
5330 | (struct fchs_s *)buf, pld_w0); | |
5331 | } | |
5332 | ||
5333 | if (bfa->fcs) | |
5334 | __bfa_cb_uf_recv(uf, BFA_TRUE); | |
5335 | else | |
5336 | bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf); | |
5337 | } | |
5338 | ||
5339 | static void | |
5340 | bfa_uf_stop(struct bfa_s *bfa) | |
5341 | { | |
5342 | } | |
5343 | ||
5344 | static void | |
5345 | bfa_uf_iocdisable(struct bfa_s *bfa) | |
5346 | { | |
5347 | struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); | |
5348 | struct bfa_uf_s *uf; | |
5349 | struct list_head *qe, *qen; | |
5350 | ||
5351 | list_for_each_safe(qe, qen, &ufm->uf_posted_q) { | |
5352 | uf = (struct bfa_uf_s *) qe; | |
5353 | list_del(&uf->qe); | |
5354 | bfa_uf_put(ufm, uf); | |
5355 | } | |
5356 | } | |
5357 | ||
5358 | static void | |
5359 | bfa_uf_start(struct bfa_s *bfa) | |
5360 | { | |
5361 | bfa_uf_post_all(BFA_UF_MOD(bfa)); | |
5362 | } | |
5363 | ||
5364 | ||
5365 | ||
5366 | /** | |
5367 | * hal_uf_api | |
5368 | */ | |
5369 | ||
5370 | /** | |
5371 | * Register handler for all unsolicted recieve frames. | |
5372 | * | |
5373 | * @param[in] bfa BFA instance | |
5374 | * @param[in] ufrecv receive handler function | |
5375 | * @param[in] cbarg receive handler arg | |
5376 | */ | |
5377 | void | |
5378 | bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, void *cbarg) | |
5379 | { | |
5380 | struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); | |
5381 | ||
5382 | ufm->ufrecv = ufrecv; | |
5383 | ufm->cbarg = cbarg; | |
5384 | } | |
5385 | ||
5386 | /** | |
5387 | * Free an unsolicited frame back to BFA. | |
5388 | * | |
5389 | * @param[in] uf unsolicited frame to be freed | |
5390 | * | |
5391 | * @return None | |
5392 | */ | |
5393 | void | |
5394 | bfa_uf_free(struct bfa_uf_s *uf) | |
5395 | { | |
5396 | bfa_uf_put(BFA_UF_MOD(uf->bfa), uf); | |
5397 | bfa_uf_post_all(BFA_UF_MOD(uf->bfa)); | |
5398 | } | |
5399 | ||
5400 | ||
5401 | ||
5402 | /** | |
5403 | * uf_pub BFA uf module public functions | |
5404 | */ | |
5405 | void | |
5406 | bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) | |
5407 | { | |
5408 | bfa_trc(bfa, msg->mhdr.msg_id); | |
5409 | ||
5410 | switch (msg->mhdr.msg_id) { | |
5411 | case BFI_UF_I2H_FRM_RCVD: | |
5412 | uf_recv(bfa, (struct bfi_uf_frm_rcvd_s *) msg); | |
5413 | break; | |
5414 | ||
5415 | default: | |
5416 | bfa_trc(bfa, msg->mhdr.msg_id); | |
5417 | bfa_assert(0); | |
5418 | } | |
5419 | } | |
5420 | ||
5421 |