Commit | Line | Data |
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7725ccfd | 1 | /* |
a36c61f9 | 2 | * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. |
7725ccfd JH |
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 | ||
f16a1750 | 18 | #include "bfad_drv.h" |
a36c61f9 | 19 | #include "bfa_modules.h" |
11189208 | 20 | #include "bfi_reg.h" |
7725ccfd | 21 | |
a36c61f9 | 22 | BFA_TRC_FILE(HAL, CORE); |
7725ccfd | 23 | |
b77ee1fb MZ |
24 | /* |
25 | * BFA module list terminated by NULL | |
26 | */ | |
27 | static struct bfa_module_s *hal_mods[] = { | |
3d7fc66d | 28 | &hal_mod_fcdiag, |
b77ee1fb MZ |
29 | &hal_mod_sgpg, |
30 | &hal_mod_fcport, | |
31 | &hal_mod_fcxp, | |
32 | &hal_mod_lps, | |
33 | &hal_mod_uf, | |
34 | &hal_mod_rport, | |
e2187d7f | 35 | &hal_mod_fcp, |
45c5dc1d | 36 | &hal_mod_dconf, |
b77ee1fb MZ |
37 | NULL |
38 | }; | |
39 | ||
40 | /* | |
41 | * Message handlers for various modules. | |
42 | */ | |
43 | static bfa_isr_func_t bfa_isrs[BFI_MC_MAX] = { | |
44 | bfa_isr_unhandled, /* NONE */ | |
45 | bfa_isr_unhandled, /* BFI_MC_IOC */ | |
3d7fc66d | 46 | bfa_fcdiag_intr, /* BFI_MC_DIAG */ |
b77ee1fb MZ |
47 | bfa_isr_unhandled, /* BFI_MC_FLASH */ |
48 | bfa_isr_unhandled, /* BFI_MC_CEE */ | |
49 | bfa_fcport_isr, /* BFI_MC_FCPORT */ | |
50 | bfa_isr_unhandled, /* BFI_MC_IOCFC */ | |
51 | bfa_isr_unhandled, /* BFI_MC_LL */ | |
52 | bfa_uf_isr, /* BFI_MC_UF */ | |
53 | bfa_fcxp_isr, /* BFI_MC_FCXP */ | |
54 | bfa_lps_isr, /* BFI_MC_LPS */ | |
55 | bfa_rport_isr, /* BFI_MC_RPORT */ | |
e2187d7f | 56 | bfa_itn_isr, /* BFI_MC_ITN */ |
b77ee1fb MZ |
57 | bfa_isr_unhandled, /* BFI_MC_IOIM_READ */ |
58 | bfa_isr_unhandled, /* BFI_MC_IOIM_WRITE */ | |
59 | bfa_isr_unhandled, /* BFI_MC_IOIM_IO */ | |
60 | bfa_ioim_isr, /* BFI_MC_IOIM */ | |
61 | bfa_ioim_good_comp_isr, /* BFI_MC_IOIM_IOCOM */ | |
62 | bfa_tskim_isr, /* BFI_MC_TSKIM */ | |
63 | bfa_isr_unhandled, /* BFI_MC_SBOOT */ | |
64 | bfa_isr_unhandled, /* BFI_MC_IPFC */ | |
65 | bfa_isr_unhandled, /* BFI_MC_PORT */ | |
66 | bfa_isr_unhandled, /* --------- */ | |
67 | bfa_isr_unhandled, /* --------- */ | |
68 | bfa_isr_unhandled, /* --------- */ | |
69 | bfa_isr_unhandled, /* --------- */ | |
70 | bfa_isr_unhandled, /* --------- */ | |
71 | bfa_isr_unhandled, /* --------- */ | |
72 | bfa_isr_unhandled, /* --------- */ | |
73 | bfa_isr_unhandled, /* --------- */ | |
74 | bfa_isr_unhandled, /* --------- */ | |
75 | bfa_isr_unhandled, /* --------- */ | |
76 | }; | |
77 | /* | |
78 | * Message handlers for mailbox command classes | |
79 | */ | |
80 | static bfa_ioc_mbox_mcfunc_t bfa_mbox_isrs[BFI_MC_MAX] = { | |
81 | NULL, | |
82 | NULL, /* BFI_MC_IOC */ | |
83 | NULL, /* BFI_MC_DIAG */ | |
84 | NULL, /* BFI_MC_FLASH */ | |
85 | NULL, /* BFI_MC_CEE */ | |
86 | NULL, /* BFI_MC_PORT */ | |
87 | bfa_iocfc_isr, /* BFI_MC_IOCFC */ | |
88 | NULL, | |
89 | }; | |
90 | ||
91 | ||
92 | ||
93 | static void | |
4507025d | 94 | bfa_com_port_attach(struct bfa_s *bfa) |
b77ee1fb MZ |
95 | { |
96 | struct bfa_port_s *port = &bfa->modules.port; | |
4507025d | 97 | struct bfa_mem_dma_s *port_dma = BFA_MEM_PORT_DMA(bfa); |
b77ee1fb | 98 | |
b77ee1fb | 99 | bfa_port_attach(port, &bfa->ioc, bfa, bfa->trcmod); |
4507025d | 100 | bfa_port_mem_claim(port, port_dma->kva_curp, port_dma->dma_curp); |
b77ee1fb MZ |
101 | } |
102 | ||
1a4d8e1b KG |
103 | /* |
104 | * ablk module attach | |
105 | */ | |
106 | static void | |
4507025d | 107 | bfa_com_ablk_attach(struct bfa_s *bfa) |
1a4d8e1b KG |
108 | { |
109 | struct bfa_ablk_s *ablk = &bfa->modules.ablk; | |
4507025d | 110 | struct bfa_mem_dma_s *ablk_dma = BFA_MEM_ABLK_DMA(bfa); |
1a4d8e1b | 111 | |
1a4d8e1b | 112 | bfa_ablk_attach(ablk, &bfa->ioc); |
4507025d | 113 | bfa_ablk_memclaim(ablk, ablk_dma->kva_curp, ablk_dma->dma_curp); |
1a4d8e1b KG |
114 | } |
115 | ||
148d6103 KG |
116 | static void |
117 | bfa_com_cee_attach(struct bfa_s *bfa) | |
118 | { | |
119 | struct bfa_cee_s *cee = &bfa->modules.cee; | |
120 | struct bfa_mem_dma_s *cee_dma = BFA_MEM_CEE_DMA(bfa); | |
121 | ||
122 | cee->trcmod = bfa->trcmod; | |
123 | bfa_cee_attach(cee, &bfa->ioc, bfa); | |
124 | bfa_cee_mem_claim(cee, cee_dma->kva_curp, cee_dma->dma_curp); | |
125 | } | |
126 | ||
51e569aa KG |
127 | static void |
128 | bfa_com_sfp_attach(struct bfa_s *bfa) | |
129 | { | |
130 | struct bfa_sfp_s *sfp = BFA_SFP_MOD(bfa); | |
131 | struct bfa_mem_dma_s *sfp_dma = BFA_MEM_SFP_DMA(bfa); | |
132 | ||
133 | bfa_sfp_attach(sfp, &bfa->ioc, bfa, bfa->trcmod); | |
134 | bfa_sfp_memclaim(sfp, sfp_dma->kva_curp, sfp_dma->dma_curp); | |
135 | } | |
136 | ||
5a54b1d5 KG |
137 | static void |
138 | bfa_com_flash_attach(struct bfa_s *bfa, bfa_boolean_t mincfg) | |
139 | { | |
140 | struct bfa_flash_s *flash = BFA_FLASH(bfa); | |
141 | struct bfa_mem_dma_s *flash_dma = BFA_MEM_FLASH_DMA(bfa); | |
142 | ||
143 | bfa_flash_attach(flash, &bfa->ioc, bfa, bfa->trcmod, mincfg); | |
144 | bfa_flash_memclaim(flash, flash_dma->kva_curp, | |
145 | flash_dma->dma_curp, mincfg); | |
146 | } | |
147 | ||
3d7fc66d KG |
148 | static void |
149 | bfa_com_diag_attach(struct bfa_s *bfa) | |
150 | { | |
151 | struct bfa_diag_s *diag = BFA_DIAG_MOD(bfa); | |
152 | struct bfa_mem_dma_s *diag_dma = BFA_MEM_DIAG_DMA(bfa); | |
153 | ||
154 | bfa_diag_attach(diag, &bfa->ioc, bfa, bfa_fcport_beacon, bfa->trcmod); | |
155 | bfa_diag_memclaim(diag, diag_dma->kva_curp, diag_dma->dma_curp); | |
156 | } | |
157 | ||
3350d98d KG |
158 | static void |
159 | bfa_com_phy_attach(struct bfa_s *bfa, bfa_boolean_t mincfg) | |
160 | { | |
161 | struct bfa_phy_s *phy = BFA_PHY(bfa); | |
162 | struct bfa_mem_dma_s *phy_dma = BFA_MEM_PHY_DMA(bfa); | |
163 | ||
164 | bfa_phy_attach(phy, &bfa->ioc, bfa, bfa->trcmod, mincfg); | |
165 | bfa_phy_memclaim(phy, phy_dma->kva_curp, phy_dma->dma_curp, mincfg); | |
166 | } | |
167 | ||
e6826c96 KG |
168 | static void |
169 | bfa_com_fru_attach(struct bfa_s *bfa, bfa_boolean_t mincfg) | |
170 | { | |
171 | struct bfa_fru_s *fru = BFA_FRU(bfa); | |
172 | struct bfa_mem_dma_s *fru_dma = BFA_MEM_FRU_DMA(bfa); | |
173 | ||
174 | bfa_fru_attach(fru, &bfa->ioc, bfa, bfa->trcmod, mincfg); | |
175 | bfa_fru_memclaim(fru, fru_dma->kva_curp, fru_dma->dma_curp, mincfg); | |
176 | } | |
177 | ||
5fbe25c7 | 178 | /* |
a36c61f9 KG |
179 | * BFA IOC FC related definitions |
180 | */ | |
181 | ||
5fbe25c7 | 182 | /* |
a36c61f9 KG |
183 | * IOC local definitions |
184 | */ | |
185 | #define BFA_IOCFC_TOV 5000 /* msecs */ | |
186 | ||
187 | enum { | |
188 | BFA_IOCFC_ACT_NONE = 0, | |
189 | BFA_IOCFC_ACT_INIT = 1, | |
190 | BFA_IOCFC_ACT_STOP = 2, | |
191 | BFA_IOCFC_ACT_DISABLE = 3, | |
60138066 | 192 | BFA_IOCFC_ACT_ENABLE = 4, |
a36c61f9 KG |
193 | }; |
194 | ||
195 | #define DEF_CFG_NUM_FABRICS 1 | |
196 | #define DEF_CFG_NUM_LPORTS 256 | |
197 | #define DEF_CFG_NUM_CQS 4 | |
198 | #define DEF_CFG_NUM_IOIM_REQS (BFA_IOIM_MAX) | |
199 | #define DEF_CFG_NUM_TSKIM_REQS 128 | |
200 | #define DEF_CFG_NUM_FCXP_REQS 64 | |
201 | #define DEF_CFG_NUM_UF_BUFS 64 | |
202 | #define DEF_CFG_NUM_RPORTS 1024 | |
203 | #define DEF_CFG_NUM_ITNIMS (DEF_CFG_NUM_RPORTS) | |
204 | #define DEF_CFG_NUM_TINS 256 | |
205 | ||
206 | #define DEF_CFG_NUM_SGPGS 2048 | |
207 | #define DEF_CFG_NUM_REQQ_ELEMS 256 | |
208 | #define DEF_CFG_NUM_RSPQ_ELEMS 64 | |
209 | #define DEF_CFG_NUM_SBOOT_TGTS 16 | |
210 | #define DEF_CFG_NUM_SBOOT_LUNS 16 | |
211 | ||
db9d8a75 KG |
212 | /* |
213 | * IOCFC state machine definitions/declarations | |
214 | */ | |
215 | bfa_fsm_state_decl(bfa_iocfc, stopped, struct bfa_iocfc_s, enum iocfc_event); | |
216 | bfa_fsm_state_decl(bfa_iocfc, initing, struct bfa_iocfc_s, enum iocfc_event); | |
217 | bfa_fsm_state_decl(bfa_iocfc, dconf_read, struct bfa_iocfc_s, enum iocfc_event); | |
218 | bfa_fsm_state_decl(bfa_iocfc, init_cfg_wait, | |
219 | struct bfa_iocfc_s, enum iocfc_event); | |
220 | bfa_fsm_state_decl(bfa_iocfc, init_cfg_done, | |
221 | struct bfa_iocfc_s, enum iocfc_event); | |
222 | bfa_fsm_state_decl(bfa_iocfc, operational, | |
223 | struct bfa_iocfc_s, enum iocfc_event); | |
224 | bfa_fsm_state_decl(bfa_iocfc, dconf_write, | |
225 | struct bfa_iocfc_s, enum iocfc_event); | |
226 | bfa_fsm_state_decl(bfa_iocfc, stopping, struct bfa_iocfc_s, enum iocfc_event); | |
227 | bfa_fsm_state_decl(bfa_iocfc, enabling, struct bfa_iocfc_s, enum iocfc_event); | |
228 | bfa_fsm_state_decl(bfa_iocfc, cfg_wait, struct bfa_iocfc_s, enum iocfc_event); | |
229 | bfa_fsm_state_decl(bfa_iocfc, disabling, struct bfa_iocfc_s, enum iocfc_event); | |
230 | bfa_fsm_state_decl(bfa_iocfc, disabled, struct bfa_iocfc_s, enum iocfc_event); | |
231 | bfa_fsm_state_decl(bfa_iocfc, failed, struct bfa_iocfc_s, enum iocfc_event); | |
232 | bfa_fsm_state_decl(bfa_iocfc, init_failed, | |
233 | struct bfa_iocfc_s, enum iocfc_event); | |
234 | ||
5fbe25c7 | 235 | /* |
a36c61f9 KG |
236 | * forward declaration for IOC FC functions |
237 | */ | |
db9d8a75 KG |
238 | static void bfa_iocfc_start_submod(struct bfa_s *bfa); |
239 | static void bfa_iocfc_disable_submod(struct bfa_s *bfa); | |
240 | static void bfa_iocfc_send_cfg(void *bfa_arg); | |
a36c61f9 KG |
241 | static void bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status); |
242 | static void bfa_iocfc_disable_cbfn(void *bfa_arg); | |
243 | static void bfa_iocfc_hbfail_cbfn(void *bfa_arg); | |
244 | static void bfa_iocfc_reset_cbfn(void *bfa_arg); | |
245 | static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn; | |
db9d8a75 KG |
246 | static void bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete); |
247 | static void bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl); | |
248 | static void bfa_iocfc_enable_cb(void *bfa_arg, bfa_boolean_t compl); | |
249 | static void bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl); | |
250 | ||
251 | static void | |
252 | bfa_iocfc_sm_stopped_entry(struct bfa_iocfc_s *iocfc) | |
253 | { | |
254 | } | |
255 | ||
256 | static void | |
257 | bfa_iocfc_sm_stopped(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
258 | { | |
259 | bfa_trc(iocfc->bfa, event); | |
260 | ||
261 | switch (event) { | |
262 | case IOCFC_E_INIT: | |
263 | case IOCFC_E_ENABLE: | |
264 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_initing); | |
265 | break; | |
266 | default: | |
267 | bfa_sm_fault(iocfc->bfa, event); | |
268 | break; | |
269 | } | |
270 | } | |
271 | ||
272 | static void | |
273 | bfa_iocfc_sm_initing_entry(struct bfa_iocfc_s *iocfc) | |
274 | { | |
275 | bfa_ioc_enable(&iocfc->bfa->ioc); | |
276 | } | |
277 | ||
278 | static void | |
279 | bfa_iocfc_sm_initing(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
280 | { | |
281 | bfa_trc(iocfc->bfa, event); | |
282 | ||
283 | switch (event) { | |
284 | case IOCFC_E_IOC_ENABLED: | |
285 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_read); | |
286 | break; | |
7ac83b1f KG |
287 | |
288 | case IOCFC_E_DISABLE: | |
289 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); | |
290 | break; | |
291 | ||
292 | case IOCFC_E_STOP: | |
293 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); | |
294 | break; | |
295 | ||
db9d8a75 KG |
296 | case IOCFC_E_IOC_FAILED: |
297 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed); | |
298 | break; | |
299 | default: | |
300 | bfa_sm_fault(iocfc->bfa, event); | |
301 | break; | |
302 | } | |
303 | } | |
304 | ||
305 | static void | |
306 | bfa_iocfc_sm_dconf_read_entry(struct bfa_iocfc_s *iocfc) | |
307 | { | |
308 | bfa_dconf_modinit(iocfc->bfa); | |
309 | } | |
310 | ||
311 | static void | |
312 | bfa_iocfc_sm_dconf_read(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
313 | { | |
314 | bfa_trc(iocfc->bfa, event); | |
315 | ||
316 | switch (event) { | |
317 | case IOCFC_E_DCONF_DONE: | |
318 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_cfg_wait); | |
319 | break; | |
7ac83b1f KG |
320 | |
321 | case IOCFC_E_DISABLE: | |
322 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); | |
323 | break; | |
324 | ||
325 | case IOCFC_E_STOP: | |
326 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); | |
327 | break; | |
328 | ||
db9d8a75 KG |
329 | case IOCFC_E_IOC_FAILED: |
330 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed); | |
331 | break; | |
332 | default: | |
333 | bfa_sm_fault(iocfc->bfa, event); | |
334 | break; | |
335 | } | |
336 | } | |
337 | ||
338 | static void | |
339 | bfa_iocfc_sm_init_cfg_wait_entry(struct bfa_iocfc_s *iocfc) | |
340 | { | |
341 | bfa_iocfc_send_cfg(iocfc->bfa); | |
342 | } | |
343 | ||
344 | static void | |
345 | bfa_iocfc_sm_init_cfg_wait(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
346 | { | |
347 | bfa_trc(iocfc->bfa, event); | |
348 | ||
349 | switch (event) { | |
350 | case IOCFC_E_CFG_DONE: | |
351 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_cfg_done); | |
352 | break; | |
7ac83b1f KG |
353 | |
354 | case IOCFC_E_DISABLE: | |
355 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); | |
356 | break; | |
357 | ||
358 | case IOCFC_E_STOP: | |
359 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); | |
360 | break; | |
361 | ||
db9d8a75 KG |
362 | case IOCFC_E_IOC_FAILED: |
363 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed); | |
364 | break; | |
365 | default: | |
366 | bfa_sm_fault(iocfc->bfa, event); | |
367 | break; | |
368 | } | |
369 | } | |
370 | ||
371 | static void | |
372 | bfa_iocfc_sm_init_cfg_done_entry(struct bfa_iocfc_s *iocfc) | |
373 | { | |
374 | iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; | |
375 | bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.init_hcb_qe, | |
376 | bfa_iocfc_init_cb, iocfc->bfa); | |
377 | } | |
378 | ||
379 | static void | |
380 | bfa_iocfc_sm_init_cfg_done(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
381 | { | |
382 | bfa_trc(iocfc->bfa, event); | |
383 | ||
384 | switch (event) { | |
385 | case IOCFC_E_START: | |
386 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_operational); | |
387 | break; | |
388 | case IOCFC_E_STOP: | |
389 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); | |
390 | break; | |
391 | case IOCFC_E_DISABLE: | |
392 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); | |
393 | break; | |
394 | case IOCFC_E_IOC_FAILED: | |
395 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed); | |
396 | break; | |
397 | default: | |
398 | bfa_sm_fault(iocfc->bfa, event); | |
399 | break; | |
400 | } | |
401 | } | |
402 | ||
403 | static void | |
404 | bfa_iocfc_sm_operational_entry(struct bfa_iocfc_s *iocfc) | |
405 | { | |
406 | bfa_fcport_init(iocfc->bfa); | |
407 | bfa_iocfc_start_submod(iocfc->bfa); | |
408 | } | |
409 | ||
410 | static void | |
411 | bfa_iocfc_sm_operational(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
412 | { | |
413 | bfa_trc(iocfc->bfa, event); | |
414 | ||
415 | switch (event) { | |
416 | case IOCFC_E_STOP: | |
417 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); | |
418 | break; | |
419 | case IOCFC_E_DISABLE: | |
420 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); | |
421 | break; | |
422 | case IOCFC_E_IOC_FAILED: | |
423 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed); | |
424 | break; | |
425 | default: | |
426 | bfa_sm_fault(iocfc->bfa, event); | |
427 | break; | |
428 | } | |
429 | } | |
430 | ||
431 | static void | |
432 | bfa_iocfc_sm_dconf_write_entry(struct bfa_iocfc_s *iocfc) | |
433 | { | |
434 | bfa_dconf_modexit(iocfc->bfa); | |
435 | } | |
436 | ||
437 | static void | |
438 | bfa_iocfc_sm_dconf_write(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
439 | { | |
440 | bfa_trc(iocfc->bfa, event); | |
441 | ||
442 | switch (event) { | |
443 | case IOCFC_E_DCONF_DONE: | |
444 | case IOCFC_E_IOC_FAILED: | |
445 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); | |
446 | break; | |
447 | default: | |
448 | bfa_sm_fault(iocfc->bfa, event); | |
449 | break; | |
450 | } | |
451 | } | |
452 | ||
453 | static void | |
454 | bfa_iocfc_sm_stopping_entry(struct bfa_iocfc_s *iocfc) | |
455 | { | |
456 | bfa_ioc_disable(&iocfc->bfa->ioc); | |
457 | } | |
458 | ||
459 | static void | |
460 | bfa_iocfc_sm_stopping(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
461 | { | |
462 | bfa_trc(iocfc->bfa, event); | |
463 | ||
464 | switch (event) { | |
465 | case IOCFC_E_IOC_DISABLED: | |
466 | bfa_isr_disable(iocfc->bfa); | |
467 | bfa_iocfc_disable_submod(iocfc->bfa); | |
468 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopped); | |
469 | iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; | |
470 | bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.stop_hcb_qe, | |
471 | bfa_iocfc_stop_cb, iocfc->bfa); | |
472 | break; | |
7ac83b1f KG |
473 | |
474 | case IOCFC_E_IOC_ENABLED: | |
475 | case IOCFC_E_DCONF_DONE: | |
476 | case IOCFC_E_CFG_DONE: | |
477 | break; | |
478 | ||
db9d8a75 KG |
479 | default: |
480 | bfa_sm_fault(iocfc->bfa, event); | |
481 | break; | |
482 | } | |
483 | } | |
484 | ||
485 | static void | |
486 | bfa_iocfc_sm_enabling_entry(struct bfa_iocfc_s *iocfc) | |
487 | { | |
488 | bfa_ioc_enable(&iocfc->bfa->ioc); | |
489 | } | |
490 | ||
491 | static void | |
492 | bfa_iocfc_sm_enabling(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
493 | { | |
494 | bfa_trc(iocfc->bfa, event); | |
495 | ||
496 | switch (event) { | |
497 | case IOCFC_E_IOC_ENABLED: | |
498 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_cfg_wait); | |
499 | break; | |
7ac83b1f KG |
500 | |
501 | case IOCFC_E_DISABLE: | |
502 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); | |
503 | break; | |
504 | ||
505 | case IOCFC_E_STOP: | |
506 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); | |
507 | break; | |
508 | ||
db9d8a75 KG |
509 | case IOCFC_E_IOC_FAILED: |
510 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed); | |
511 | ||
512 | if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE) | |
513 | break; | |
514 | ||
515 | iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED; | |
516 | bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe, | |
517 | bfa_iocfc_enable_cb, iocfc->bfa); | |
518 | iocfc->bfa->iocfc.cb_reqd = BFA_FALSE; | |
519 | break; | |
520 | default: | |
521 | bfa_sm_fault(iocfc->bfa, event); | |
522 | break; | |
523 | } | |
524 | } | |
525 | ||
526 | static void | |
527 | bfa_iocfc_sm_cfg_wait_entry(struct bfa_iocfc_s *iocfc) | |
528 | { | |
529 | bfa_iocfc_send_cfg(iocfc->bfa); | |
530 | } | |
531 | ||
532 | static void | |
533 | bfa_iocfc_sm_cfg_wait(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
534 | { | |
535 | bfa_trc(iocfc->bfa, event); | |
536 | ||
537 | switch (event) { | |
538 | case IOCFC_E_CFG_DONE: | |
539 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_operational); | |
540 | if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE) | |
541 | break; | |
542 | ||
543 | iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; | |
544 | bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe, | |
545 | bfa_iocfc_enable_cb, iocfc->bfa); | |
546 | iocfc->bfa->iocfc.cb_reqd = BFA_FALSE; | |
547 | break; | |
7ac83b1f KG |
548 | case IOCFC_E_DISABLE: |
549 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); | |
550 | break; | |
551 | ||
552 | case IOCFC_E_STOP: | |
553 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); | |
554 | break; | |
db9d8a75 KG |
555 | case IOCFC_E_IOC_FAILED: |
556 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed); | |
557 | if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE) | |
558 | break; | |
559 | ||
560 | iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED; | |
561 | bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe, | |
562 | bfa_iocfc_enable_cb, iocfc->bfa); | |
563 | iocfc->bfa->iocfc.cb_reqd = BFA_FALSE; | |
564 | break; | |
565 | default: | |
566 | bfa_sm_fault(iocfc->bfa, event); | |
567 | break; | |
568 | } | |
569 | } | |
570 | ||
571 | static void | |
572 | bfa_iocfc_sm_disabling_entry(struct bfa_iocfc_s *iocfc) | |
573 | { | |
574 | bfa_ioc_disable(&iocfc->bfa->ioc); | |
575 | } | |
576 | ||
577 | static void | |
578 | bfa_iocfc_sm_disabling(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
579 | { | |
580 | bfa_trc(iocfc->bfa, event); | |
581 | ||
582 | switch (event) { | |
583 | case IOCFC_E_IOC_DISABLED: | |
584 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabled); | |
585 | break; | |
7ac83b1f KG |
586 | case IOCFC_E_IOC_ENABLED: |
587 | case IOCFC_E_DCONF_DONE: | |
588 | case IOCFC_E_CFG_DONE: | |
589 | break; | |
db9d8a75 KG |
590 | default: |
591 | bfa_sm_fault(iocfc->bfa, event); | |
592 | break; | |
593 | } | |
594 | } | |
595 | ||
596 | static void | |
597 | bfa_iocfc_sm_disabled_entry(struct bfa_iocfc_s *iocfc) | |
598 | { | |
599 | bfa_isr_disable(iocfc->bfa); | |
600 | bfa_iocfc_disable_submod(iocfc->bfa); | |
601 | iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; | |
602 | bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.dis_hcb_qe, | |
603 | bfa_iocfc_disable_cb, iocfc->bfa); | |
604 | } | |
605 | ||
606 | static void | |
607 | bfa_iocfc_sm_disabled(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
608 | { | |
609 | bfa_trc(iocfc->bfa, event); | |
610 | ||
611 | switch (event) { | |
612 | case IOCFC_E_STOP: | |
613 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); | |
614 | break; | |
615 | case IOCFC_E_ENABLE: | |
616 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_enabling); | |
617 | break; | |
618 | default: | |
619 | bfa_sm_fault(iocfc->bfa, event); | |
620 | break; | |
621 | } | |
622 | } | |
623 | ||
624 | static void | |
625 | bfa_iocfc_sm_failed_entry(struct bfa_iocfc_s *iocfc) | |
626 | { | |
627 | bfa_isr_disable(iocfc->bfa); | |
628 | bfa_iocfc_disable_submod(iocfc->bfa); | |
629 | } | |
630 | ||
631 | static void | |
632 | bfa_iocfc_sm_failed(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
633 | { | |
634 | bfa_trc(iocfc->bfa, event); | |
635 | ||
636 | switch (event) { | |
637 | case IOCFC_E_STOP: | |
638 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); | |
639 | break; | |
640 | case IOCFC_E_DISABLE: | |
641 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); | |
642 | break; | |
643 | case IOCFC_E_IOC_ENABLED: | |
644 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_cfg_wait); | |
645 | break; | |
646 | case IOCFC_E_IOC_FAILED: | |
647 | break; | |
648 | default: | |
649 | bfa_sm_fault(iocfc->bfa, event); | |
650 | break; | |
651 | } | |
652 | } | |
653 | ||
654 | static void | |
655 | bfa_iocfc_sm_init_failed_entry(struct bfa_iocfc_s *iocfc) | |
656 | { | |
657 | bfa_isr_disable(iocfc->bfa); | |
658 | iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED; | |
659 | bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.init_hcb_qe, | |
660 | bfa_iocfc_init_cb, iocfc->bfa); | |
661 | } | |
662 | ||
663 | static void | |
664 | bfa_iocfc_sm_init_failed(struct bfa_iocfc_s *iocfc, enum iocfc_event event) | |
665 | { | |
666 | bfa_trc(iocfc->bfa, event); | |
667 | ||
668 | switch (event) { | |
669 | case IOCFC_E_STOP: | |
670 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); | |
671 | break; | |
672 | case IOCFC_E_DISABLE: | |
673 | bfa_ioc_disable(&iocfc->bfa->ioc); | |
674 | break; | |
675 | case IOCFC_E_IOC_ENABLED: | |
676 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_read); | |
677 | break; | |
678 | case IOCFC_E_IOC_DISABLED: | |
679 | bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopped); | |
680 | iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; | |
681 | bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.dis_hcb_qe, | |
682 | bfa_iocfc_disable_cb, iocfc->bfa); | |
683 | break; | |
684 | case IOCFC_E_IOC_FAILED: | |
685 | break; | |
686 | default: | |
687 | bfa_sm_fault(iocfc->bfa, event); | |
688 | break; | |
689 | } | |
690 | } | |
a36c61f9 | 691 | |
5fbe25c7 | 692 | /* |
a36c61f9 KG |
693 | * BFA Interrupt handling functions |
694 | */ | |
a36c61f9 KG |
695 | static void |
696 | bfa_reqq_resume(struct bfa_s *bfa, int qid) | |
697 | { | |
698 | struct list_head *waitq, *qe, *qen; | |
699 | struct bfa_reqq_wait_s *wqe; | |
700 | ||
701 | waitq = bfa_reqq(bfa, qid); | |
702 | list_for_each_safe(qe, qen, waitq) { | |
5fbe25c7 | 703 | /* |
a36c61f9 KG |
704 | * Callback only as long as there is room in request queue |
705 | */ | |
706 | if (bfa_reqq_full(bfa, qid)) | |
707 | break; | |
708 | ||
709 | list_del(qe); | |
710 | wqe = (struct bfa_reqq_wait_s *) qe; | |
711 | wqe->qresume(wqe->cbarg); | |
712 | } | |
713 | } | |
714 | ||
1f67096c | 715 | bfa_boolean_t |
11189208 KG |
716 | bfa_isr_rspq(struct bfa_s *bfa, int qid) |
717 | { | |
718 | struct bfi_msg_s *m; | |
719 | u32 pi, ci; | |
720 | struct list_head *waitq; | |
1f67096c | 721 | bfa_boolean_t ret; |
11189208 | 722 | |
11189208 KG |
723 | ci = bfa_rspq_ci(bfa, qid); |
724 | pi = bfa_rspq_pi(bfa, qid); | |
725 | ||
1f67096c KG |
726 | ret = (ci != pi); |
727 | ||
11189208 KG |
728 | while (ci != pi) { |
729 | m = bfa_rspq_elem(bfa, qid, ci); | |
730 | WARN_ON(m->mhdr.msg_class >= BFI_MC_MAX); | |
731 | ||
732 | bfa_isrs[m->mhdr.msg_class] (bfa, m); | |
733 | CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems); | |
734 | } | |
735 | ||
736 | /* | |
ca6e0ea7 | 737 | * acknowledge RME completions and update CI |
11189208 | 738 | */ |
ca6e0ea7 | 739 | bfa_isr_rspq_ack(bfa, qid, ci); |
11189208 KG |
740 | |
741 | /* | |
742 | * Resume any pending requests in the corresponding reqq. | |
743 | */ | |
744 | waitq = bfa_reqq(bfa, qid); | |
745 | if (!list_empty(waitq)) | |
746 | bfa_reqq_resume(bfa, qid); | |
1f67096c KG |
747 | |
748 | return ret; | |
11189208 KG |
749 | } |
750 | ||
751 | static inline void | |
752 | bfa_isr_reqq(struct bfa_s *bfa, int qid) | |
753 | { | |
754 | struct list_head *waitq; | |
755 | ||
3fd45980 | 756 | bfa_isr_reqq_ack(bfa, qid); |
11189208 KG |
757 | |
758 | /* | |
759 | * Resume any pending requests in the corresponding reqq. | |
760 | */ | |
761 | waitq = bfa_reqq(bfa, qid); | |
762 | if (!list_empty(waitq)) | |
763 | bfa_reqq_resume(bfa, qid); | |
764 | } | |
765 | ||
a36c61f9 KG |
766 | void |
767 | bfa_msix_all(struct bfa_s *bfa, int vec) | |
768 | { | |
10a07379 KG |
769 | u32 intr, qintr; |
770 | int queue; | |
771 | ||
772 | intr = readl(bfa->iocfc.bfa_regs.intr_status); | |
773 | if (!intr) | |
774 | return; | |
775 | ||
776 | /* | |
777 | * RME completion queue interrupt | |
778 | */ | |
779 | qintr = intr & __HFN_INT_RME_MASK; | |
780 | if (qintr && bfa->queue_process) { | |
781 | for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++) | |
782 | bfa_isr_rspq(bfa, queue); | |
783 | } | |
784 | ||
785 | intr &= ~qintr; | |
786 | if (!intr) | |
787 | return; | |
788 | ||
789 | /* | |
790 | * CPE completion queue interrupt | |
791 | */ | |
792 | qintr = intr & __HFN_INT_CPE_MASK; | |
793 | if (qintr && bfa->queue_process) { | |
794 | for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++) | |
795 | bfa_isr_reqq(bfa, queue); | |
796 | } | |
797 | intr &= ~qintr; | |
798 | if (!intr) | |
799 | return; | |
800 | ||
801 | bfa_msix_lpu_err(bfa, intr); | |
a36c61f9 KG |
802 | } |
803 | ||
a36c61f9 KG |
804 | bfa_boolean_t |
805 | bfa_intx(struct bfa_s *bfa) | |
806 | { | |
807 | u32 intr, qintr; | |
808 | int queue; | |
1f67096c | 809 | bfa_boolean_t rspq_comp = BFA_FALSE; |
a36c61f9 | 810 | |
53440260 | 811 | intr = readl(bfa->iocfc.bfa_regs.intr_status); |
a36c61f9 | 812 | |
3fd45980 KG |
813 | qintr = intr & (__HFN_INT_RME_MASK | __HFN_INT_CPE_MASK); |
814 | if (qintr) | |
815 | writel(qintr, bfa->iocfc.bfa_regs.intr_status); | |
816 | ||
5fbe25c7 | 817 | /* |
ca6e0ea7 | 818 | * Unconditional RME completion queue interrupt |
a36c61f9 | 819 | */ |
ca6e0ea7 | 820 | if (bfa->queue_process) { |
3fd45980 | 821 | for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++) |
1f67096c KG |
822 | if (bfa_isr_rspq(bfa, queue)) |
823 | rspq_comp = BFA_TRUE; | |
a36c61f9 | 824 | } |
3fd45980 | 825 | |
a36c61f9 | 826 | if (!intr) |
1f67096c | 827 | return (qintr | rspq_comp) ? BFA_TRUE : BFA_FALSE; |
a36c61f9 | 828 | |
5fbe25c7 | 829 | /* |
a36c61f9 KG |
830 | * CPE completion queue interrupt |
831 | */ | |
832 | qintr = intr & __HFN_INT_CPE_MASK; | |
3fd45980 KG |
833 | if (qintr && bfa->queue_process) { |
834 | for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++) | |
835 | bfa_isr_reqq(bfa, queue); | |
a36c61f9 KG |
836 | } |
837 | intr &= ~qintr; | |
838 | if (!intr) | |
839 | return BFA_TRUE; | |
840 | ||
9aec0249 KG |
841 | if (bfa->intr_enabled) |
842 | bfa_msix_lpu_err(bfa, intr); | |
a36c61f9 KG |
843 | |
844 | return BFA_TRUE; | |
845 | } | |
846 | ||
a36c61f9 KG |
847 | void |
848 | bfa_isr_enable(struct bfa_s *bfa) | |
849 | { | |
11189208 | 850 | u32 umsk; |
1a1297c6 | 851 | int port_id = bfa_ioc_portid(&bfa->ioc); |
a36c61f9 | 852 | |
1a1297c6 KG |
853 | bfa_trc(bfa, bfa_ioc_pcifn(&bfa->ioc)); |
854 | bfa_trc(bfa, port_id); | |
a36c61f9 | 855 | |
775c7742 | 856 | bfa_msix_ctrl_install(bfa); |
11189208 KG |
857 | |
858 | if (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id)) { | |
859 | umsk = __HFN_INT_ERR_MASK_CT2; | |
1a1297c6 | 860 | umsk |= port_id == 0 ? |
11189208 KG |
861 | __HFN_INT_FN0_MASK_CT2 : __HFN_INT_FN1_MASK_CT2; |
862 | } else { | |
863 | umsk = __HFN_INT_ERR_MASK; | |
1a1297c6 | 864 | umsk |= port_id == 0 ? __HFN_INT_FN0_MASK : __HFN_INT_FN1_MASK; |
11189208 KG |
865 | } |
866 | ||
867 | writel(umsk, bfa->iocfc.bfa_regs.intr_status); | |
868 | writel(~umsk, bfa->iocfc.bfa_regs.intr_mask); | |
869 | bfa->iocfc.intr_mask = ~umsk; | |
a36c61f9 | 870 | bfa_isr_mode_set(bfa, bfa->msix.nvecs != 0); |
9aec0249 KG |
871 | |
872 | /* | |
873 | * Set the flag indicating successful enabling of interrupts | |
874 | */ | |
875 | bfa->intr_enabled = BFA_TRUE; | |
a36c61f9 KG |
876 | } |
877 | ||
878 | void | |
879 | bfa_isr_disable(struct bfa_s *bfa) | |
880 | { | |
9aec0249 | 881 | bfa->intr_enabled = BFA_FALSE; |
a36c61f9 | 882 | bfa_isr_mode_set(bfa, BFA_FALSE); |
53440260 | 883 | writel(-1L, bfa->iocfc.bfa_regs.intr_mask); |
a36c61f9 KG |
884 | bfa_msix_uninstall(bfa); |
885 | } | |
886 | ||
887 | void | |
11189208 | 888 | bfa_msix_reqq(struct bfa_s *bfa, int vec) |
a36c61f9 | 889 | { |
11189208 | 890 | bfa_isr_reqq(bfa, vec - bfa->iocfc.hwif.cpe_vec_q0); |
a36c61f9 KG |
891 | } |
892 | ||
893 | void | |
894 | bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m) | |
895 | { | |
896 | bfa_trc(bfa, m->mhdr.msg_class); | |
897 | bfa_trc(bfa, m->mhdr.msg_id); | |
898 | bfa_trc(bfa, m->mhdr.mtag.i2htok); | |
d4b671c5 | 899 | WARN_ON(1); |
a36c61f9 KG |
900 | bfa_trc_stop(bfa->trcmod); |
901 | } | |
902 | ||
903 | void | |
11189208 | 904 | bfa_msix_rspq(struct bfa_s *bfa, int vec) |
a36c61f9 | 905 | { |
11189208 | 906 | bfa_isr_rspq(bfa, vec - bfa->iocfc.hwif.rme_vec_q0); |
a36c61f9 KG |
907 | } |
908 | ||
909 | void | |
910 | bfa_msix_lpu_err(struct bfa_s *bfa, int vec) | |
911 | { | |
912 | u32 intr, curr_value; | |
11189208 | 913 | bfa_boolean_t lpu_isr, halt_isr, pss_isr; |
a36c61f9 | 914 | |
53440260 | 915 | intr = readl(bfa->iocfc.bfa_regs.intr_status); |
a36c61f9 | 916 | |
11189208 KG |
917 | if (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id)) { |
918 | halt_isr = intr & __HFN_INT_CPQ_HALT_CT2; | |
919 | pss_isr = intr & __HFN_INT_ERR_PSS_CT2; | |
920 | lpu_isr = intr & (__HFN_INT_MBOX_LPU0_CT2 | | |
921 | __HFN_INT_MBOX_LPU1_CT2); | |
922 | intr &= __HFN_INT_ERR_MASK_CT2; | |
923 | } else { | |
ca6e0ea7 KG |
924 | halt_isr = bfa_asic_id_ct(bfa->ioc.pcidev.device_id) ? |
925 | (intr & __HFN_INT_LL_HALT) : 0; | |
11189208 KG |
926 | pss_isr = intr & __HFN_INT_ERR_PSS; |
927 | lpu_isr = intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1); | |
928 | intr &= __HFN_INT_ERR_MASK; | |
929 | } | |
a36c61f9 | 930 | |
11189208 KG |
931 | if (lpu_isr) |
932 | bfa_ioc_mbox_isr(&bfa->ioc); | |
a36c61f9 KG |
933 | |
934 | if (intr) { | |
11189208 | 935 | if (halt_isr) { |
5fbe25c7 | 936 | /* |
a36c61f9 KG |
937 | * If LL_HALT bit is set then FW Init Halt LL Port |
938 | * Register needs to be cleared as well so Interrupt | |
939 | * Status Register will be cleared. | |
940 | */ | |
53440260 | 941 | curr_value = readl(bfa->ioc.ioc_regs.ll_halt); |
a36c61f9 | 942 | curr_value &= ~__FW_INIT_HALT_P; |
53440260 | 943 | writel(curr_value, bfa->ioc.ioc_regs.ll_halt); |
a36c61f9 KG |
944 | } |
945 | ||
11189208 | 946 | if (pss_isr) { |
5fbe25c7 | 947 | /* |
a36c61f9 KG |
948 | * ERR_PSS bit needs to be cleared as well in case |
949 | * interrups are shared so driver's interrupt handler is | |
25985edc | 950 | * still called even though it is already masked out. |
a36c61f9 | 951 | */ |
53440260 | 952 | curr_value = readl( |
a36c61f9 | 953 | bfa->ioc.ioc_regs.pss_err_status_reg); |
53440260 JH |
954 | writel(curr_value, |
955 | bfa->ioc.ioc_regs.pss_err_status_reg); | |
a36c61f9 KG |
956 | } |
957 | ||
53440260 | 958 | writel(intr, bfa->iocfc.bfa_regs.intr_status); |
f7f73812 | 959 | bfa_ioc_error_isr(&bfa->ioc); |
a36c61f9 KG |
960 | } |
961 | } | |
962 | ||
5fbe25c7 | 963 | /* |
a36c61f9 KG |
964 | * BFA IOC FC related functions |
965 | */ | |
966 | ||
5fbe25c7 | 967 | /* |
df0f1933 | 968 | * BFA IOC private functions |
a36c61f9 KG |
969 | */ |
970 | ||
5fbe25c7 | 971 | /* |
a36c61f9 KG |
972 | * Use the Mailbox interface to send BFI_IOCFC_H2I_CFG_REQ |
973 | */ | |
974 | static void | |
975 | bfa_iocfc_send_cfg(void *bfa_arg) | |
976 | { | |
977 | struct bfa_s *bfa = bfa_arg; | |
978 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
979 | struct bfi_iocfc_cfg_req_s cfg_req; | |
980 | struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo; | |
981 | struct bfa_iocfc_cfg_s *cfg = &iocfc->cfg; | |
982 | int i; | |
983 | ||
d4b671c5 | 984 | WARN_ON(cfg->fwcfg.num_cqs > BFI_IOC_MAX_CQS); |
a36c61f9 KG |
985 | bfa_trc(bfa, cfg->fwcfg.num_cqs); |
986 | ||
987 | bfa_iocfc_reset_queues(bfa); | |
988 | ||
5fbe25c7 | 989 | /* |
a36c61f9 KG |
990 | * initialize IOC configuration info |
991 | */ | |
10a07379 KG |
992 | cfg_info->single_msix_vec = 0; |
993 | if (bfa->msix.nvecs == 1) | |
994 | cfg_info->single_msix_vec = 1; | |
a36c61f9 KG |
995 | cfg_info->endian_sig = BFI_IOC_ENDIAN_SIG; |
996 | cfg_info->num_cqs = cfg->fwcfg.num_cqs; | |
7ace27ae KG |
997 | cfg_info->num_ioim_reqs = cpu_to_be16(bfa_fcpim_get_throttle_cfg(bfa, |
998 | cfg->fwcfg.num_ioim_reqs)); | |
e2187d7f | 999 | cfg_info->num_fwtio_reqs = cpu_to_be16(cfg->fwcfg.num_fwtio_reqs); |
a36c61f9 KG |
1000 | |
1001 | bfa_dma_be_addr_set(cfg_info->cfgrsp_addr, iocfc->cfgrsp_dma.pa); | |
5fbe25c7 | 1002 | /* |
a36c61f9 KG |
1003 | * dma map REQ and RSP circular queues and shadow pointers |
1004 | */ | |
1005 | for (i = 0; i < cfg->fwcfg.num_cqs; i++) { | |
1006 | bfa_dma_be_addr_set(cfg_info->req_cq_ba[i], | |
1007 | iocfc->req_cq_ba[i].pa); | |
1008 | bfa_dma_be_addr_set(cfg_info->req_shadow_ci[i], | |
1009 | iocfc->req_cq_shadow_ci[i].pa); | |
1010 | cfg_info->req_cq_elems[i] = | |
ba816ea8 | 1011 | cpu_to_be16(cfg->drvcfg.num_reqq_elems); |
a36c61f9 KG |
1012 | |
1013 | bfa_dma_be_addr_set(cfg_info->rsp_cq_ba[i], | |
1014 | iocfc->rsp_cq_ba[i].pa); | |
1015 | bfa_dma_be_addr_set(cfg_info->rsp_shadow_pi[i], | |
1016 | iocfc->rsp_cq_shadow_pi[i].pa); | |
1017 | cfg_info->rsp_cq_elems[i] = | |
ba816ea8 | 1018 | cpu_to_be16(cfg->drvcfg.num_rspq_elems); |
a36c61f9 KG |
1019 | } |
1020 | ||
5fbe25c7 | 1021 | /* |
a36c61f9 KG |
1022 | * Enable interrupt coalescing if it is driver init path |
1023 | * and not ioc disable/enable path. | |
1024 | */ | |
db9d8a75 | 1025 | if (bfa_fsm_cmp_state(iocfc, bfa_iocfc_sm_init_cfg_wait)) |
a36c61f9 KG |
1026 | cfg_info->intr_attr.coalesce = BFA_TRUE; |
1027 | ||
5fbe25c7 | 1028 | /* |
a36c61f9 KG |
1029 | * dma map IOC configuration itself |
1030 | */ | |
1031 | bfi_h2i_set(cfg_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CFG_REQ, | |
3fd45980 | 1032 | bfa_fn_lpu(bfa)); |
a36c61f9 KG |
1033 | bfa_dma_be_addr_set(cfg_req.ioc_cfg_dma_addr, iocfc->cfg_info.pa); |
1034 | ||
1035 | bfa_ioc_mbox_send(&bfa->ioc, &cfg_req, | |
1036 | sizeof(struct bfi_iocfc_cfg_req_s)); | |
1037 | } | |
1038 | ||
1039 | static void | |
1040 | bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, | |
1041 | struct bfa_pcidev_s *pcidev) | |
1042 | { | |
1043 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1044 | ||
1045 | bfa->bfad = bfad; | |
1046 | iocfc->bfa = bfa; | |
6a18b167 | 1047 | iocfc->cfg = *cfg; |
a36c61f9 | 1048 | |
5fbe25c7 | 1049 | /* |
a36c61f9 KG |
1050 | * Initialize chip specific handlers. |
1051 | */ | |
11189208 | 1052 | if (bfa_asic_id_ctc(bfa_ioc_devid(&bfa->ioc))) { |
a36c61f9 KG |
1053 | iocfc->hwif.hw_reginit = bfa_hwct_reginit; |
1054 | iocfc->hwif.hw_reqq_ack = bfa_hwct_reqq_ack; | |
1055 | iocfc->hwif.hw_rspq_ack = bfa_hwct_rspq_ack; | |
1056 | iocfc->hwif.hw_msix_init = bfa_hwct_msix_init; | |
775c7742 KG |
1057 | iocfc->hwif.hw_msix_ctrl_install = bfa_hwct_msix_ctrl_install; |
1058 | iocfc->hwif.hw_msix_queue_install = bfa_hwct_msix_queue_install; | |
a36c61f9 KG |
1059 | iocfc->hwif.hw_msix_uninstall = bfa_hwct_msix_uninstall; |
1060 | iocfc->hwif.hw_isr_mode_set = bfa_hwct_isr_mode_set; | |
1061 | iocfc->hwif.hw_msix_getvecs = bfa_hwct_msix_getvecs; | |
1062 | iocfc->hwif.hw_msix_get_rme_range = bfa_hwct_msix_get_rme_range; | |
11189208 KG |
1063 | iocfc->hwif.rme_vec_q0 = BFI_MSIX_RME_QMIN_CT; |
1064 | iocfc->hwif.cpe_vec_q0 = BFI_MSIX_CPE_QMIN_CT; | |
a36c61f9 KG |
1065 | } else { |
1066 | iocfc->hwif.hw_reginit = bfa_hwcb_reginit; | |
3fd45980 | 1067 | iocfc->hwif.hw_reqq_ack = NULL; |
ca6e0ea7 | 1068 | iocfc->hwif.hw_rspq_ack = bfa_hwcb_rspq_ack; |
a36c61f9 | 1069 | iocfc->hwif.hw_msix_init = bfa_hwcb_msix_init; |
775c7742 KG |
1070 | iocfc->hwif.hw_msix_ctrl_install = bfa_hwcb_msix_ctrl_install; |
1071 | iocfc->hwif.hw_msix_queue_install = bfa_hwcb_msix_queue_install; | |
a36c61f9 KG |
1072 | iocfc->hwif.hw_msix_uninstall = bfa_hwcb_msix_uninstall; |
1073 | iocfc->hwif.hw_isr_mode_set = bfa_hwcb_isr_mode_set; | |
1074 | iocfc->hwif.hw_msix_getvecs = bfa_hwcb_msix_getvecs; | |
1075 | iocfc->hwif.hw_msix_get_rme_range = bfa_hwcb_msix_get_rme_range; | |
11189208 KG |
1076 | iocfc->hwif.rme_vec_q0 = BFI_MSIX_RME_QMIN_CB + |
1077 | bfa_ioc_pcifn(&bfa->ioc) * BFI_IOC_MAX_CQS; | |
1078 | iocfc->hwif.cpe_vec_q0 = BFI_MSIX_CPE_QMIN_CB + | |
1079 | bfa_ioc_pcifn(&bfa->ioc) * BFI_IOC_MAX_CQS; | |
1080 | } | |
1081 | ||
1082 | if (bfa_asic_id_ct2(bfa_ioc_devid(&bfa->ioc))) { | |
1083 | iocfc->hwif.hw_reginit = bfa_hwct2_reginit; | |
1084 | iocfc->hwif.hw_isr_mode_set = NULL; | |
ca6e0ea7 | 1085 | iocfc->hwif.hw_rspq_ack = bfa_hwct2_rspq_ack; |
a36c61f9 KG |
1086 | } |
1087 | ||
1088 | iocfc->hwif.hw_reginit(bfa); | |
1089 | bfa->msix.nvecs = 0; | |
1090 | } | |
1091 | ||
1092 | static void | |
4507025d | 1093 | bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg) |
a36c61f9 | 1094 | { |
4507025d KG |
1095 | u8 *dm_kva = NULL; |
1096 | u64 dm_pa = 0; | |
881c1b3c | 1097 | int i, per_reqq_sz, per_rspq_sz; |
a36c61f9 | 1098 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; |
4507025d KG |
1099 | struct bfa_mem_dma_s *ioc_dma = BFA_MEM_IOC_DMA(bfa); |
1100 | struct bfa_mem_dma_s *iocfc_dma = BFA_MEM_IOCFC_DMA(bfa); | |
1101 | struct bfa_mem_dma_s *reqq_dma, *rspq_dma; | |
a36c61f9 | 1102 | |
4507025d KG |
1103 | /* First allocate dma memory for IOC */ |
1104 | bfa_ioc_mem_claim(&bfa->ioc, bfa_mem_dma_virt(ioc_dma), | |
1105 | bfa_mem_dma_phys(ioc_dma)); | |
a36c61f9 | 1106 | |
4507025d | 1107 | /* Claim DMA-able memory for the request/response queues */ |
a36c61f9 | 1108 | per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ), |
4507025d | 1109 | BFA_DMA_ALIGN_SZ); |
a36c61f9 | 1110 | per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ), |
4507025d | 1111 | BFA_DMA_ALIGN_SZ); |
a36c61f9 KG |
1112 | |
1113 | for (i = 0; i < cfg->fwcfg.num_cqs; i++) { | |
4507025d KG |
1114 | reqq_dma = BFA_MEM_REQQ_DMA(bfa, i); |
1115 | iocfc->req_cq_ba[i].kva = bfa_mem_dma_virt(reqq_dma); | |
1116 | iocfc->req_cq_ba[i].pa = bfa_mem_dma_phys(reqq_dma); | |
1117 | memset(iocfc->req_cq_ba[i].kva, 0, per_reqq_sz); | |
1118 | ||
1119 | rspq_dma = BFA_MEM_RSPQ_DMA(bfa, i); | |
1120 | iocfc->rsp_cq_ba[i].kva = bfa_mem_dma_virt(rspq_dma); | |
1121 | iocfc->rsp_cq_ba[i].pa = bfa_mem_dma_phys(rspq_dma); | |
1122 | memset(iocfc->rsp_cq_ba[i].kva, 0, per_rspq_sz); | |
a36c61f9 KG |
1123 | } |
1124 | ||
4507025d KG |
1125 | /* Claim IOCFC dma memory - for shadow CI/PI */ |
1126 | dm_kva = bfa_mem_dma_virt(iocfc_dma); | |
1127 | dm_pa = bfa_mem_dma_phys(iocfc_dma); | |
1128 | ||
a36c61f9 KG |
1129 | for (i = 0; i < cfg->fwcfg.num_cqs; i++) { |
1130 | iocfc->req_cq_shadow_ci[i].kva = dm_kva; | |
1131 | iocfc->req_cq_shadow_ci[i].pa = dm_pa; | |
1132 | dm_kva += BFA_CACHELINE_SZ; | |
1133 | dm_pa += BFA_CACHELINE_SZ; | |
1134 | ||
1135 | iocfc->rsp_cq_shadow_pi[i].kva = dm_kva; | |
1136 | iocfc->rsp_cq_shadow_pi[i].pa = dm_pa; | |
1137 | dm_kva += BFA_CACHELINE_SZ; | |
1138 | dm_pa += BFA_CACHELINE_SZ; | |
1139 | } | |
1140 | ||
4507025d | 1141 | /* Claim IOCFC dma memory - for the config info page */ |
a36c61f9 KG |
1142 | bfa->iocfc.cfg_info.kva = dm_kva; |
1143 | bfa->iocfc.cfg_info.pa = dm_pa; | |
1144 | bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva; | |
1145 | dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); | |
1146 | dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); | |
1147 | ||
4507025d | 1148 | /* Claim IOCFC dma memory - for the config response */ |
a36c61f9 KG |
1149 | bfa->iocfc.cfgrsp_dma.kva = dm_kva; |
1150 | bfa->iocfc.cfgrsp_dma.pa = dm_pa; | |
1151 | bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva; | |
4507025d KG |
1152 | dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), |
1153 | BFA_CACHELINE_SZ); | |
a36c61f9 | 1154 | dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), |
4507025d | 1155 | BFA_CACHELINE_SZ); |
a36c61f9 | 1156 | |
4507025d | 1157 | /* Claim IOCFC kva memory */ |
881c1b3c KG |
1158 | bfa_ioc_debug_memclaim(&bfa->ioc, bfa_mem_kva_curp(iocfc)); |
1159 | bfa_mem_kva_curp(iocfc) += BFA_DBG_FWTRC_LEN; | |
a36c61f9 KG |
1160 | } |
1161 | ||
5fbe25c7 | 1162 | /* |
a36c61f9 KG |
1163 | * Start BFA submodules. |
1164 | */ | |
1165 | static void | |
1166 | bfa_iocfc_start_submod(struct bfa_s *bfa) | |
1167 | { | |
1168 | int i; | |
1169 | ||
775c7742 | 1170 | bfa->queue_process = BFA_TRUE; |
11189208 | 1171 | for (i = 0; i < BFI_IOC_MAX_CQS; i++) |
ca6e0ea7 | 1172 | bfa_isr_rspq_ack(bfa, i, bfa_rspq_ci(bfa, i)); |
a36c61f9 KG |
1173 | |
1174 | for (i = 0; hal_mods[i]; i++) | |
1175 | hal_mods[i]->start(bfa); | |
db9d8a75 KG |
1176 | |
1177 | bfa->iocfc.submod_enabled = BFA_TRUE; | |
a36c61f9 KG |
1178 | } |
1179 | ||
5fbe25c7 | 1180 | /* |
a36c61f9 KG |
1181 | * Disable BFA submodules. |
1182 | */ | |
1183 | static void | |
1184 | bfa_iocfc_disable_submod(struct bfa_s *bfa) | |
1185 | { | |
1186 | int i; | |
1187 | ||
db9d8a75 KG |
1188 | if (bfa->iocfc.submod_enabled == BFA_FALSE) |
1189 | return; | |
1190 | ||
a36c61f9 KG |
1191 | for (i = 0; hal_mods[i]; i++) |
1192 | hal_mods[i]->iocdisable(bfa); | |
db9d8a75 KG |
1193 | |
1194 | bfa->iocfc.submod_enabled = BFA_FALSE; | |
a36c61f9 KG |
1195 | } |
1196 | ||
1197 | static void | |
1198 | bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete) | |
1199 | { | |
1200 | struct bfa_s *bfa = bfa_arg; | |
1201 | ||
db9d8a75 KG |
1202 | if (complete) |
1203 | bfa_cb_init(bfa->bfad, bfa->iocfc.op_status); | |
a36c61f9 KG |
1204 | } |
1205 | ||
1206 | static void | |
1207 | bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl) | |
1208 | { | |
1209 | struct bfa_s *bfa = bfa_arg; | |
1210 | struct bfad_s *bfad = bfa->bfad; | |
1211 | ||
1212 | if (compl) | |
1213 | complete(&bfad->comp); | |
a36c61f9 KG |
1214 | } |
1215 | ||
60138066 KG |
1216 | static void |
1217 | bfa_iocfc_enable_cb(void *bfa_arg, bfa_boolean_t compl) | |
1218 | { | |
1219 | struct bfa_s *bfa = bfa_arg; | |
1220 | struct bfad_s *bfad = bfa->bfad; | |
1221 | ||
1222 | if (compl) | |
1223 | complete(&bfad->enable_comp); | |
1224 | } | |
1225 | ||
a36c61f9 KG |
1226 | static void |
1227 | bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl) | |
1228 | { | |
1229 | struct bfa_s *bfa = bfa_arg; | |
1230 | struct bfad_s *bfad = bfa->bfad; | |
1231 | ||
1232 | if (compl) | |
1233 | complete(&bfad->disable_comp); | |
1234 | } | |
1235 | ||
11189208 KG |
1236 | /** |
1237 | * configure queue registers from firmware response | |
1238 | */ | |
1239 | static void | |
1240 | bfa_iocfc_qreg(struct bfa_s *bfa, struct bfi_iocfc_qreg_s *qreg) | |
1241 | { | |
1242 | int i; | |
1243 | struct bfa_iocfc_regs_s *r = &bfa->iocfc.bfa_regs; | |
1244 | void __iomem *kva = bfa_ioc_bar0(&bfa->ioc); | |
1245 | ||
1246 | for (i = 0; i < BFI_IOC_MAX_CQS; i++) { | |
3fd45980 | 1247 | bfa->iocfc.hw_qid[i] = qreg->hw_qid[i]; |
11189208 KG |
1248 | r->cpe_q_ci[i] = kva + be32_to_cpu(qreg->cpe_q_ci_off[i]); |
1249 | r->cpe_q_pi[i] = kva + be32_to_cpu(qreg->cpe_q_pi_off[i]); | |
1250 | r->cpe_q_ctrl[i] = kva + be32_to_cpu(qreg->cpe_qctl_off[i]); | |
1251 | r->rme_q_ci[i] = kva + be32_to_cpu(qreg->rme_q_ci_off[i]); | |
1252 | r->rme_q_pi[i] = kva + be32_to_cpu(qreg->rme_q_pi_off[i]); | |
1253 | r->rme_q_ctrl[i] = kva + be32_to_cpu(qreg->rme_qctl_off[i]); | |
1254 | } | |
1255 | } | |
1256 | ||
3fd45980 KG |
1257 | static void |
1258 | bfa_iocfc_res_recfg(struct bfa_s *bfa, struct bfa_iocfc_fwcfg_s *fwcfg) | |
1259 | { | |
7ace27ae KG |
1260 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; |
1261 | struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo; | |
1262 | ||
3fd45980 KG |
1263 | bfa_fcxp_res_recfg(bfa, fwcfg->num_fcxp_reqs); |
1264 | bfa_uf_res_recfg(bfa, fwcfg->num_uf_bufs); | |
1265 | bfa_rport_res_recfg(bfa, fwcfg->num_rports); | |
7ace27ae KG |
1266 | bfa_fcp_res_recfg(bfa, cpu_to_be16(cfg_info->num_ioim_reqs), |
1267 | fwcfg->num_ioim_reqs); | |
3fd45980 KG |
1268 | bfa_tskim_res_recfg(bfa, fwcfg->num_tskim_reqs); |
1269 | } | |
1270 | ||
5fbe25c7 | 1271 | /* |
a36c61f9 KG |
1272 | * Update BFA configuration from firmware configuration. |
1273 | */ | |
1274 | static void | |
1275 | bfa_iocfc_cfgrsp(struct bfa_s *bfa) | |
1276 | { | |
1277 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1278 | struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; | |
1279 | struct bfa_iocfc_fwcfg_s *fwcfg = &cfgrsp->fwcfg; | |
1280 | ||
1281 | fwcfg->num_cqs = fwcfg->num_cqs; | |
ba816ea8 | 1282 | fwcfg->num_ioim_reqs = be16_to_cpu(fwcfg->num_ioim_reqs); |
e2187d7f | 1283 | fwcfg->num_fwtio_reqs = be16_to_cpu(fwcfg->num_fwtio_reqs); |
ba816ea8 JH |
1284 | fwcfg->num_tskim_reqs = be16_to_cpu(fwcfg->num_tskim_reqs); |
1285 | fwcfg->num_fcxp_reqs = be16_to_cpu(fwcfg->num_fcxp_reqs); | |
1286 | fwcfg->num_uf_bufs = be16_to_cpu(fwcfg->num_uf_bufs); | |
1287 | fwcfg->num_rports = be16_to_cpu(fwcfg->num_rports); | |
a36c61f9 | 1288 | |
11189208 KG |
1289 | /* |
1290 | * configure queue register offsets as learnt from firmware | |
1291 | */ | |
1292 | bfa_iocfc_qreg(bfa, &cfgrsp->qreg); | |
1293 | ||
3fd45980 KG |
1294 | /* |
1295 | * Re-configure resources as learnt from Firmware | |
1296 | */ | |
1297 | bfa_iocfc_res_recfg(bfa, fwcfg); | |
1298 | ||
775c7742 KG |
1299 | /* |
1300 | * Install MSIX queue handlers | |
1301 | */ | |
1302 | bfa_msix_queue_install(bfa); | |
1303 | ||
db9d8a75 KG |
1304 | if (bfa->iocfc.cfgrsp->pbc_cfg.pbc_pwwn != 0) { |
1305 | bfa->ioc.attr->pwwn = bfa->iocfc.cfgrsp->pbc_cfg.pbc_pwwn; | |
1306 | bfa->ioc.attr->nwwn = bfa->iocfc.cfgrsp->pbc_cfg.pbc_nwwn; | |
1307 | bfa_fsm_send_event(iocfc, IOCFC_E_CFG_DONE); | |
60138066 | 1308 | } |
a36c61f9 | 1309 | } |
db9d8a75 | 1310 | |
a36c61f9 KG |
1311 | void |
1312 | bfa_iocfc_reset_queues(struct bfa_s *bfa) | |
1313 | { | |
1314 | int q; | |
1315 | ||
1316 | for (q = 0; q < BFI_IOC_MAX_CQS; q++) { | |
1317 | bfa_reqq_ci(bfa, q) = 0; | |
1318 | bfa_reqq_pi(bfa, q) = 0; | |
1319 | bfa_rspq_ci(bfa, q) = 0; | |
1320 | bfa_rspq_pi(bfa, q) = 0; | |
1321 | } | |
1322 | } | |
1323 | ||
db9d8a75 KG |
1324 | /* |
1325 | * Process FAA pwwn msg from fw. | |
1326 | */ | |
1327 | static void | |
1328 | bfa_iocfc_process_faa_addr(struct bfa_s *bfa, struct bfi_faa_addr_msg_s *msg) | |
1329 | { | |
1330 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1331 | struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; | |
1332 | ||
1333 | cfgrsp->pbc_cfg.pbc_pwwn = msg->pwwn; | |
1334 | cfgrsp->pbc_cfg.pbc_nwwn = msg->nwwn; | |
1335 | ||
1336 | bfa->ioc.attr->pwwn = msg->pwwn; | |
1337 | bfa->ioc.attr->nwwn = msg->nwwn; | |
1338 | bfa_fsm_send_event(iocfc, IOCFC_E_CFG_DONE); | |
1339 | } | |
1340 | ||
a714134a KG |
1341 | /* Fabric Assigned Address specific functions */ |
1342 | ||
1343 | /* | |
1344 | * Check whether IOC is ready before sending command down | |
1345 | */ | |
1346 | static bfa_status_t | |
1347 | bfa_faa_validate_request(struct bfa_s *bfa) | |
1348 | { | |
1349 | enum bfa_ioc_type_e ioc_type = bfa_get_type(bfa); | |
1350 | u32 card_type = bfa->ioc.attr->card_type; | |
1351 | ||
1352 | if (bfa_ioc_is_operational(&bfa->ioc)) { | |
1353 | if ((ioc_type != BFA_IOC_TYPE_FC) || bfa_mfg_is_mezz(card_type)) | |
1354 | return BFA_STATUS_FEATURE_NOT_SUPPORTED; | |
1355 | } else { | |
db9d8a75 | 1356 | return BFA_STATUS_IOC_NON_OP; |
a714134a KG |
1357 | } |
1358 | ||
1359 | return BFA_STATUS_OK; | |
1360 | } | |
1361 | ||
a714134a KG |
1362 | bfa_status_t |
1363 | bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr, | |
1364 | bfa_cb_iocfc_t cbfn, void *cbarg) | |
1365 | { | |
1366 | struct bfi_faa_query_s faa_attr_req; | |
1367 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1368 | bfa_status_t status; | |
1369 | ||
a714134a KG |
1370 | status = bfa_faa_validate_request(bfa); |
1371 | if (status != BFA_STATUS_OK) | |
1372 | return status; | |
1373 | ||
1374 | if (iocfc->faa_args.busy == BFA_TRUE) | |
1375 | return BFA_STATUS_DEVBUSY; | |
1376 | ||
7593e524 VMG |
1377 | iocfc->faa_args.faa_attr = attr; |
1378 | iocfc->faa_args.faa_cb.faa_cbfn = cbfn; | |
1379 | iocfc->faa_args.faa_cb.faa_cbarg = cbarg; | |
1380 | ||
a714134a KG |
1381 | iocfc->faa_args.busy = BFA_TRUE; |
1382 | memset(&faa_attr_req, 0, sizeof(struct bfi_faa_query_s)); | |
1383 | bfi_h2i_set(faa_attr_req.mh, BFI_MC_IOCFC, | |
3fd45980 | 1384 | BFI_IOCFC_H2I_FAA_QUERY_REQ, bfa_fn_lpu(bfa)); |
a714134a KG |
1385 | |
1386 | bfa_ioc_mbox_send(&bfa->ioc, &faa_attr_req, | |
1387 | sizeof(struct bfi_faa_query_s)); | |
1388 | ||
1389 | return BFA_STATUS_OK; | |
1390 | } | |
1391 | ||
a714134a KG |
1392 | /* |
1393 | * FAA query response | |
1394 | */ | |
1395 | static void | |
1396 | bfa_faa_query_reply(struct bfa_iocfc_s *iocfc, | |
1397 | bfi_faa_query_rsp_t *rsp) | |
1398 | { | |
1399 | void *cbarg = iocfc->faa_args.faa_cb.faa_cbarg; | |
1400 | ||
1401 | if (iocfc->faa_args.faa_attr) { | |
1402 | iocfc->faa_args.faa_attr->faa = rsp->faa; | |
1403 | iocfc->faa_args.faa_attr->faa_state = rsp->faa_status; | |
1404 | iocfc->faa_args.faa_attr->pwwn_source = rsp->addr_source; | |
1405 | } | |
1406 | ||
1407 | WARN_ON(!iocfc->faa_args.faa_cb.faa_cbfn); | |
1408 | ||
1409 | iocfc->faa_args.faa_cb.faa_cbfn(cbarg, BFA_STATUS_OK); | |
1410 | iocfc->faa_args.busy = BFA_FALSE; | |
1411 | } | |
1412 | ||
5fbe25c7 | 1413 | /* |
a36c61f9 KG |
1414 | * IOC enable request is complete |
1415 | */ | |
1416 | static void | |
1417 | bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status) | |
1418 | { | |
1419 | struct bfa_s *bfa = bfa_arg; | |
1420 | ||
db9d8a75 KG |
1421 | if (status == BFA_STATUS_OK) |
1422 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_ENABLED); | |
1423 | else | |
1424 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_FAILED); | |
a36c61f9 KG |
1425 | } |
1426 | ||
5fbe25c7 | 1427 | /* |
a36c61f9 KG |
1428 | * IOC disable request is complete |
1429 | */ | |
1430 | static void | |
1431 | bfa_iocfc_disable_cbfn(void *bfa_arg) | |
1432 | { | |
1433 | struct bfa_s *bfa = bfa_arg; | |
1434 | ||
ea3837a7 | 1435 | bfa->queue_process = BFA_FALSE; |
db9d8a75 | 1436 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_DISABLED); |
a36c61f9 KG |
1437 | } |
1438 | ||
5fbe25c7 | 1439 | /* |
a36c61f9 KG |
1440 | * Notify sub-modules of hardware failure. |
1441 | */ | |
1442 | static void | |
1443 | bfa_iocfc_hbfail_cbfn(void *bfa_arg) | |
1444 | { | |
1445 | struct bfa_s *bfa = bfa_arg; | |
1446 | ||
775c7742 | 1447 | bfa->queue_process = BFA_FALSE; |
db9d8a75 | 1448 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_FAILED); |
a36c61f9 KG |
1449 | } |
1450 | ||
5fbe25c7 | 1451 | /* |
a36c61f9 KG |
1452 | * Actions on chip-reset completion. |
1453 | */ | |
1454 | static void | |
1455 | bfa_iocfc_reset_cbfn(void *bfa_arg) | |
1456 | { | |
1457 | struct bfa_s *bfa = bfa_arg; | |
1458 | ||
1459 | bfa_iocfc_reset_queues(bfa); | |
1460 | bfa_isr_enable(bfa); | |
1461 | } | |
1462 | ||
5fbe25c7 | 1463 | /* |
a36c61f9 KG |
1464 | * Query IOC memory requirement information. |
1465 | */ | |
1466 | void | |
4507025d KG |
1467 | bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, |
1468 | struct bfa_s *bfa) | |
a36c61f9 | 1469 | { |
4507025d KG |
1470 | int q, per_reqq_sz, per_rspq_sz; |
1471 | struct bfa_mem_dma_s *ioc_dma = BFA_MEM_IOC_DMA(bfa); | |
1472 | struct bfa_mem_dma_s *iocfc_dma = BFA_MEM_IOCFC_DMA(bfa); | |
1473 | struct bfa_mem_kva_s *iocfc_kva = BFA_MEM_IOCFC_KVA(bfa); | |
1474 | u32 dm_len = 0; | |
a36c61f9 | 1475 | |
4507025d KG |
1476 | /* dma memory setup for IOC */ |
1477 | bfa_mem_dma_setup(meminfo, ioc_dma, | |
1478 | BFA_ROUNDUP(sizeof(struct bfi_ioc_attr_s), BFA_DMA_ALIGN_SZ)); | |
1479 | ||
1480 | /* dma memory setup for REQ/RSP queues */ | |
1481 | per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ), | |
1482 | BFA_DMA_ALIGN_SZ); | |
1483 | per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ), | |
1484 | BFA_DMA_ALIGN_SZ); | |
1485 | ||
1486 | for (q = 0; q < cfg->fwcfg.num_cqs; q++) { | |
1487 | bfa_mem_dma_setup(meminfo, BFA_MEM_REQQ_DMA(bfa, q), | |
1488 | per_reqq_sz); | |
1489 | bfa_mem_dma_setup(meminfo, BFA_MEM_RSPQ_DMA(bfa, q), | |
1490 | per_rspq_sz); | |
1491 | } | |
1492 | ||
1493 | /* IOCFC dma memory - calculate Shadow CI/PI size */ | |
1494 | for (q = 0; q < cfg->fwcfg.num_cqs; q++) | |
1495 | dm_len += (2 * BFA_CACHELINE_SZ); | |
1496 | ||
1497 | /* IOCFC dma memory - calculate config info / rsp size */ | |
1498 | dm_len += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); | |
1499 | dm_len += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), | |
1500 | BFA_CACHELINE_SZ); | |
1501 | ||
1502 | /* dma memory setup for IOCFC */ | |
1503 | bfa_mem_dma_setup(meminfo, iocfc_dma, dm_len); | |
1504 | ||
1505 | /* kva memory setup for IOCFC */ | |
881c1b3c | 1506 | bfa_mem_kva_setup(meminfo, iocfc_kva, BFA_DBG_FWTRC_LEN); |
a36c61f9 KG |
1507 | } |
1508 | ||
5fbe25c7 | 1509 | /* |
a36c61f9 KG |
1510 | * Query IOC memory requirement information. |
1511 | */ | |
1512 | void | |
1513 | bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, | |
4507025d | 1514 | struct bfa_pcidev_s *pcidev) |
a36c61f9 KG |
1515 | { |
1516 | int i; | |
1517 | struct bfa_ioc_s *ioc = &bfa->ioc; | |
1518 | ||
1519 | bfa_iocfc_cbfn.enable_cbfn = bfa_iocfc_enable_cbfn; | |
1520 | bfa_iocfc_cbfn.disable_cbfn = bfa_iocfc_disable_cbfn; | |
1521 | bfa_iocfc_cbfn.hbfail_cbfn = bfa_iocfc_hbfail_cbfn; | |
1522 | bfa_iocfc_cbfn.reset_cbfn = bfa_iocfc_reset_cbfn; | |
1523 | ||
1524 | ioc->trcmod = bfa->trcmod; | |
1525 | bfa_ioc_attach(&bfa->ioc, bfa, &bfa_iocfc_cbfn, &bfa->timer_mod); | |
1526 | ||
d37779f8 | 1527 | bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_PCIFN_CLASS_FC); |
a36c61f9 KG |
1528 | bfa_ioc_mbox_register(&bfa->ioc, bfa_mbox_isrs); |
1529 | ||
1530 | bfa_iocfc_init_mem(bfa, bfad, cfg, pcidev); | |
4507025d | 1531 | bfa_iocfc_mem_claim(bfa, cfg); |
f7f73812 | 1532 | INIT_LIST_HEAD(&bfa->timer_mod.timer_q); |
a36c61f9 KG |
1533 | |
1534 | INIT_LIST_HEAD(&bfa->comp_q); | |
1535 | for (i = 0; i < BFI_IOC_MAX_CQS; i++) | |
1536 | INIT_LIST_HEAD(&bfa->reqq_waitq[i]); | |
db9d8a75 KG |
1537 | |
1538 | bfa->iocfc.cb_reqd = BFA_FALSE; | |
1539 | bfa->iocfc.op_status = BFA_STATUS_OK; | |
1540 | bfa->iocfc.submod_enabled = BFA_FALSE; | |
1541 | ||
1542 | bfa_fsm_set_state(&bfa->iocfc, bfa_iocfc_sm_stopped); | |
a36c61f9 KG |
1543 | } |
1544 | ||
5fbe25c7 | 1545 | /* |
a36c61f9 KG |
1546 | * Query IOC memory requirement information. |
1547 | */ | |
1548 | void | |
1549 | bfa_iocfc_init(struct bfa_s *bfa) | |
1550 | { | |
db9d8a75 | 1551 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_INIT); |
a36c61f9 KG |
1552 | } |
1553 | ||
5fbe25c7 | 1554 | /* |
a36c61f9 KG |
1555 | * IOC start called from bfa_start(). Called to start IOC operations |
1556 | * at driver instantiation for this instance. | |
1557 | */ | |
1558 | void | |
1559 | bfa_iocfc_start(struct bfa_s *bfa) | |
1560 | { | |
db9d8a75 | 1561 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_START); |
a36c61f9 KG |
1562 | } |
1563 | ||
5fbe25c7 | 1564 | /* |
a36c61f9 KG |
1565 | * IOC stop called from bfa_stop(). Called only when driver is unloaded |
1566 | * for this instance. | |
1567 | */ | |
1568 | void | |
1569 | bfa_iocfc_stop(struct bfa_s *bfa) | |
1570 | { | |
db9d8a75 | 1571 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_STOP); |
a36c61f9 KG |
1572 | } |
1573 | ||
1574 | void | |
1575 | bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m) | |
1576 | { | |
1577 | struct bfa_s *bfa = bfaarg; | |
1578 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1579 | union bfi_iocfc_i2h_msg_u *msg; | |
1580 | ||
1581 | msg = (union bfi_iocfc_i2h_msg_u *) m; | |
1582 | bfa_trc(bfa, msg->mh.msg_id); | |
1583 | ||
1584 | switch (msg->mh.msg_id) { | |
1585 | case BFI_IOCFC_I2H_CFG_REPLY: | |
a36c61f9 KG |
1586 | bfa_iocfc_cfgrsp(bfa); |
1587 | break; | |
1588 | case BFI_IOCFC_I2H_UPDATEQ_RSP: | |
1589 | iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK); | |
1590 | break; | |
db9d8a75 KG |
1591 | case BFI_IOCFC_I2H_ADDR_MSG: |
1592 | bfa_iocfc_process_faa_addr(bfa, | |
1593 | (struct bfi_faa_addr_msg_s *)msg); | |
a714134a KG |
1594 | break; |
1595 | case BFI_IOCFC_I2H_FAA_QUERY_RSP: | |
1596 | bfa_faa_query_reply(iocfc, (bfi_faa_query_rsp_t *)msg); | |
1597 | break; | |
a36c61f9 | 1598 | default: |
d4b671c5 | 1599 | WARN_ON(1); |
a36c61f9 KG |
1600 | } |
1601 | } | |
1602 | ||
a36c61f9 KG |
1603 | void |
1604 | bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr) | |
1605 | { | |
1606 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1607 | ||
1608 | attr->intr_attr.coalesce = iocfc->cfginfo->intr_attr.coalesce; | |
1609 | ||
1610 | attr->intr_attr.delay = iocfc->cfginfo->intr_attr.delay ? | |
ba816ea8 JH |
1611 | be16_to_cpu(iocfc->cfginfo->intr_attr.delay) : |
1612 | be16_to_cpu(iocfc->cfgrsp->intr_attr.delay); | |
a36c61f9 KG |
1613 | |
1614 | attr->intr_attr.latency = iocfc->cfginfo->intr_attr.latency ? | |
ba816ea8 JH |
1615 | be16_to_cpu(iocfc->cfginfo->intr_attr.latency) : |
1616 | be16_to_cpu(iocfc->cfgrsp->intr_attr.latency); | |
a36c61f9 KG |
1617 | |
1618 | attr->config = iocfc->cfg; | |
1619 | } | |
1620 | ||
1621 | bfa_status_t | |
1622 | bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr) | |
1623 | { | |
1624 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1625 | struct bfi_iocfc_set_intr_req_s *m; | |
1626 | ||
1627 | iocfc->cfginfo->intr_attr.coalesce = attr->coalesce; | |
ba816ea8 JH |
1628 | iocfc->cfginfo->intr_attr.delay = cpu_to_be16(attr->delay); |
1629 | iocfc->cfginfo->intr_attr.latency = cpu_to_be16(attr->latency); | |
a36c61f9 KG |
1630 | |
1631 | if (!bfa_iocfc_is_operational(bfa)) | |
1632 | return BFA_STATUS_OK; | |
1633 | ||
1634 | m = bfa_reqq_next(bfa, BFA_REQQ_IOC); | |
1635 | if (!m) | |
1636 | return BFA_STATUS_DEVBUSY; | |
1637 | ||
1638 | bfi_h2i_set(m->mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_SET_INTR_REQ, | |
3fd45980 | 1639 | bfa_fn_lpu(bfa)); |
a36c61f9 KG |
1640 | m->coalesce = iocfc->cfginfo->intr_attr.coalesce; |
1641 | m->delay = iocfc->cfginfo->intr_attr.delay; | |
1642 | m->latency = iocfc->cfginfo->intr_attr.latency; | |
1643 | ||
1644 | bfa_trc(bfa, attr->delay); | |
1645 | bfa_trc(bfa, attr->latency); | |
1646 | ||
3fd45980 | 1647 | bfa_reqq_produce(bfa, BFA_REQQ_IOC, m->mh); |
a36c61f9 KG |
1648 | return BFA_STATUS_OK; |
1649 | } | |
1650 | ||
1651 | void | |
4507025d | 1652 | bfa_iocfc_set_snsbase(struct bfa_s *bfa, int seg_no, u64 snsbase_pa) |
a36c61f9 KG |
1653 | { |
1654 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1655 | ||
1656 | iocfc->cfginfo->sense_buf_len = (BFI_IOIM_SNSLEN - 1); | |
4507025d | 1657 | bfa_dma_be_addr_set(iocfc->cfginfo->ioim_snsbase[seg_no], snsbase_pa); |
a36c61f9 | 1658 | } |
5fbe25c7 | 1659 | /* |
a36c61f9 KG |
1660 | * Enable IOC after it is disabled. |
1661 | */ | |
1662 | void | |
1663 | bfa_iocfc_enable(struct bfa_s *bfa) | |
1664 | { | |
1665 | bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0, | |
1666 | "IOC Enable"); | |
db9d8a75 KG |
1667 | bfa->iocfc.cb_reqd = BFA_TRUE; |
1668 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_ENABLE); | |
a36c61f9 KG |
1669 | } |
1670 | ||
1671 | void | |
1672 | bfa_iocfc_disable(struct bfa_s *bfa) | |
1673 | { | |
1674 | bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0, | |
1675 | "IOC Disable"); | |
a36c61f9 | 1676 | |
db9d8a75 | 1677 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_DISABLE); |
a36c61f9 KG |
1678 | } |
1679 | ||
a36c61f9 KG |
1680 | bfa_boolean_t |
1681 | bfa_iocfc_is_operational(struct bfa_s *bfa) | |
1682 | { | |
db9d8a75 KG |
1683 | return bfa_ioc_is_operational(&bfa->ioc) && |
1684 | bfa_fsm_cmp_state(&bfa->iocfc, bfa_iocfc_sm_operational); | |
a36c61f9 KG |
1685 | } |
1686 | ||
5fbe25c7 | 1687 | /* |
a36c61f9 KG |
1688 | * Return boot target port wwns -- read from boot information in flash. |
1689 | */ | |
1690 | void | |
1691 | bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns) | |
1692 | { | |
1693 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1694 | struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; | |
1695 | int i; | |
1696 | ||
1697 | if (cfgrsp->pbc_cfg.boot_enabled && cfgrsp->pbc_cfg.nbluns) { | |
1698 | bfa_trc(bfa, cfgrsp->pbc_cfg.nbluns); | |
1699 | *nwwns = cfgrsp->pbc_cfg.nbluns; | |
1700 | for (i = 0; i < cfgrsp->pbc_cfg.nbluns; i++) | |
1701 | wwns[i] = cfgrsp->pbc_cfg.blun[i].tgt_pwwn; | |
1702 | ||
1703 | return; | |
1704 | } | |
1705 | ||
1706 | *nwwns = cfgrsp->bootwwns.nwwns; | |
1707 | memcpy(wwns, cfgrsp->bootwwns.wwn, sizeof(cfgrsp->bootwwns.wwn)); | |
1708 | } | |
1709 | ||
a36c61f9 KG |
1710 | int |
1711 | bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport) | |
1712 | { | |
1713 | struct bfa_iocfc_s *iocfc = &bfa->iocfc; | |
1714 | struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; | |
1715 | ||
1716 | memcpy(pbc_vport, cfgrsp->pbc_cfg.vport, sizeof(cfgrsp->pbc_cfg.vport)); | |
1717 | return cfgrsp->pbc_cfg.nvports; | |
1718 | } | |
1719 | ||
7725ccfd | 1720 | |
5fbe25c7 | 1721 | /* |
7725ccfd JH |
1722 | * Use this function query the memory requirement of the BFA library. |
1723 | * This function needs to be called before bfa_attach() to get the | |
1724 | * memory required of the BFA layer for a given driver configuration. | |
1725 | * | |
1726 | * This call will fail, if the cap is out of range compared to pre-defined | |
1727 | * values within the BFA library | |
1728 | * | |
a36c61f9 KG |
1729 | * @param[in] cfg - pointer to bfa_ioc_cfg_t. Driver layer should indicate |
1730 | * its configuration in this structure. | |
7725ccfd JH |
1731 | * The default values for struct bfa_iocfc_cfg_s can be |
1732 | * fetched using bfa_cfg_get_default() API. | |
1733 | * | |
a36c61f9 | 1734 | * If cap's boundary check fails, the library will use |
7725ccfd JH |
1735 | * the default bfa_cap_t values (and log a warning msg). |
1736 | * | |
1737 | * @param[out] meminfo - pointer to bfa_meminfo_t. This content | |
a36c61f9 | 1738 | * indicates the memory type (see bfa_mem_type_t) and |
7725ccfd JH |
1739 | * amount of memory required. |
1740 | * | |
1741 | * Driver should allocate the memory, populate the | |
1742 | * starting address for each block and provide the same | |
1743 | * structure as input parameter to bfa_attach() call. | |
1744 | * | |
4507025d KG |
1745 | * @param[in] bfa - pointer to the bfa structure, used while fetching the |
1746 | * dma, kva memory information of the bfa sub-modules. | |
1747 | * | |
7725ccfd JH |
1748 | * @return void |
1749 | * | |
1750 | * Special Considerations: @note | |
1751 | */ | |
1752 | void | |
4507025d KG |
1753 | bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, |
1754 | struct bfa_s *bfa) | |
7725ccfd | 1755 | { |
a36c61f9 | 1756 | int i; |
4507025d KG |
1757 | struct bfa_mem_dma_s *port_dma = BFA_MEM_PORT_DMA(bfa); |
1758 | struct bfa_mem_dma_s *ablk_dma = BFA_MEM_ABLK_DMA(bfa); | |
148d6103 | 1759 | struct bfa_mem_dma_s *cee_dma = BFA_MEM_CEE_DMA(bfa); |
51e569aa | 1760 | struct bfa_mem_dma_s *sfp_dma = BFA_MEM_SFP_DMA(bfa); |
5a54b1d5 | 1761 | struct bfa_mem_dma_s *flash_dma = BFA_MEM_FLASH_DMA(bfa); |
3d7fc66d | 1762 | struct bfa_mem_dma_s *diag_dma = BFA_MEM_DIAG_DMA(bfa); |
3350d98d | 1763 | struct bfa_mem_dma_s *phy_dma = BFA_MEM_PHY_DMA(bfa); |
e6826c96 | 1764 | struct bfa_mem_dma_s *fru_dma = BFA_MEM_FRU_DMA(bfa); |
7725ccfd | 1765 | |
d4b671c5 | 1766 | WARN_ON((cfg == NULL) || (meminfo == NULL)); |
7725ccfd | 1767 | |
6a18b167 | 1768 | memset((void *)meminfo, 0, sizeof(struct bfa_meminfo_s)); |
7725ccfd | 1769 | |
4507025d KG |
1770 | /* Initialize the DMA & KVA meminfo queues */ |
1771 | INIT_LIST_HEAD(&meminfo->dma_info.qe); | |
1772 | INIT_LIST_HEAD(&meminfo->kva_info.qe); | |
7725ccfd | 1773 | |
4507025d | 1774 | bfa_iocfc_meminfo(cfg, meminfo, bfa); |
7725ccfd | 1775 | |
4507025d KG |
1776 | for (i = 0; hal_mods[i]; i++) |
1777 | hal_mods[i]->meminfo(cfg, meminfo, bfa); | |
7725ccfd | 1778 | |
4507025d KG |
1779 | /* dma info setup */ |
1780 | bfa_mem_dma_setup(meminfo, port_dma, bfa_port_meminfo()); | |
1781 | bfa_mem_dma_setup(meminfo, ablk_dma, bfa_ablk_meminfo()); | |
148d6103 | 1782 | bfa_mem_dma_setup(meminfo, cee_dma, bfa_cee_meminfo()); |
51e569aa | 1783 | bfa_mem_dma_setup(meminfo, sfp_dma, bfa_sfp_meminfo()); |
5a54b1d5 KG |
1784 | bfa_mem_dma_setup(meminfo, flash_dma, |
1785 | bfa_flash_meminfo(cfg->drvcfg.min_cfg)); | |
3d7fc66d | 1786 | bfa_mem_dma_setup(meminfo, diag_dma, bfa_diag_meminfo()); |
3350d98d KG |
1787 | bfa_mem_dma_setup(meminfo, phy_dma, |
1788 | bfa_phy_meminfo(cfg->drvcfg.min_cfg)); | |
e6826c96 KG |
1789 | bfa_mem_dma_setup(meminfo, fru_dma, |
1790 | bfa_fru_meminfo(cfg->drvcfg.min_cfg)); | |
7725ccfd JH |
1791 | } |
1792 | ||
5fbe25c7 | 1793 | /* |
7725ccfd JH |
1794 | * Use this function to do attach the driver instance with the BFA |
1795 | * library. This function will not trigger any HW initialization | |
1796 | * process (which will be done in bfa_init() call) | |
1797 | * | |
1798 | * This call will fail, if the cap is out of range compared to | |
1799 | * pre-defined values within the BFA library | |
1800 | * | |
1801 | * @param[out] bfa Pointer to bfa_t. | |
a36c61f9 | 1802 | * @param[in] bfad Opaque handle back to the driver's IOC structure |
7725ccfd | 1803 | * @param[in] cfg Pointer to bfa_ioc_cfg_t. Should be same structure |
a36c61f9 KG |
1804 | * that was used in bfa_cfg_get_meminfo(). |
1805 | * @param[in] meminfo Pointer to bfa_meminfo_t. The driver should | |
1806 | * use the bfa_cfg_get_meminfo() call to | |
1807 | * find the memory blocks required, allocate the | |
1808 | * required memory and provide the starting addresses. | |
1809 | * @param[in] pcidev pointer to struct bfa_pcidev_s | |
7725ccfd JH |
1810 | * |
1811 | * @return | |
1812 | * void | |
1813 | * | |
1814 | * Special Considerations: | |
1815 | * | |
1816 | * @note | |
1817 | * | |
1818 | */ | |
1819 | void | |
1820 | bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, | |
1821 | struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) | |
1822 | { | |
4507025d KG |
1823 | int i; |
1824 | struct bfa_mem_dma_s *dma_info, *dma_elem; | |
1825 | struct bfa_mem_kva_s *kva_info, *kva_elem; | |
1826 | struct list_head *dm_qe, *km_qe; | |
7725ccfd JH |
1827 | |
1828 | bfa->fcs = BFA_FALSE; | |
1829 | ||
d4b671c5 | 1830 | WARN_ON((cfg == NULL) || (meminfo == NULL)); |
7725ccfd | 1831 | |
4507025d KG |
1832 | /* Initialize memory pointers for iterative allocation */ |
1833 | dma_info = &meminfo->dma_info; | |
1834 | dma_info->kva_curp = dma_info->kva; | |
1835 | dma_info->dma_curp = dma_info->dma; | |
1836 | ||
1837 | kva_info = &meminfo->kva_info; | |
1838 | kva_info->kva_curp = kva_info->kva; | |
1839 | ||
1840 | list_for_each(dm_qe, &dma_info->qe) { | |
1841 | dma_elem = (struct bfa_mem_dma_s *) dm_qe; | |
1842 | dma_elem->kva_curp = dma_elem->kva; | |
1843 | dma_elem->dma_curp = dma_elem->dma; | |
1844 | } | |
1845 | ||
1846 | list_for_each(km_qe, &kva_info->qe) { | |
1847 | kva_elem = (struct bfa_mem_kva_s *) km_qe; | |
1848 | kva_elem->kva_curp = kva_elem->kva; | |
7725ccfd JH |
1849 | } |
1850 | ||
4507025d | 1851 | bfa_iocfc_attach(bfa, bfad, cfg, pcidev); |
7725ccfd JH |
1852 | |
1853 | for (i = 0; hal_mods[i]; i++) | |
4507025d | 1854 | hal_mods[i]->attach(bfa, bfad, cfg, pcidev); |
7725ccfd | 1855 | |
4507025d KG |
1856 | bfa_com_port_attach(bfa); |
1857 | bfa_com_ablk_attach(bfa); | |
148d6103 | 1858 | bfa_com_cee_attach(bfa); |
51e569aa | 1859 | bfa_com_sfp_attach(bfa); |
5a54b1d5 | 1860 | bfa_com_flash_attach(bfa, cfg->drvcfg.min_cfg); |
3d7fc66d | 1861 | bfa_com_diag_attach(bfa); |
3350d98d | 1862 | bfa_com_phy_attach(bfa, cfg->drvcfg.min_cfg); |
e6826c96 | 1863 | bfa_com_fru_attach(bfa, cfg->drvcfg.min_cfg); |
7725ccfd JH |
1864 | } |
1865 | ||
5fbe25c7 | 1866 | /* |
7725ccfd JH |
1867 | * Use this function to delete a BFA IOC. IOC should be stopped (by |
1868 | * calling bfa_stop()) before this function call. | |
1869 | * | |
1870 | * @param[in] bfa - pointer to bfa_t. | |
1871 | * | |
1872 | * @return | |
1873 | * void | |
1874 | * | |
1875 | * Special Considerations: | |
1876 | * | |
1877 | * @note | |
1878 | */ | |
1879 | void | |
1880 | bfa_detach(struct bfa_s *bfa) | |
1881 | { | |
1882 | int i; | |
1883 | ||
1884 | for (i = 0; hal_mods[i]; i++) | |
1885 | hal_mods[i]->detach(bfa); | |
f7f73812 | 1886 | bfa_ioc_detach(&bfa->ioc); |
7725ccfd JH |
1887 | } |
1888 | ||
1889 | void | |
1890 | bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q) | |
1891 | { | |
1892 | INIT_LIST_HEAD(comp_q); | |
1893 | list_splice_tail_init(&bfa->comp_q, comp_q); | |
1894 | } | |
1895 | ||
1896 | void | |
1897 | bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q) | |
1898 | { | |
a36c61f9 KG |
1899 | struct list_head *qe; |
1900 | struct list_head *qen; | |
1901 | struct bfa_cb_qe_s *hcb_qe; | |
37ea0558 | 1902 | bfa_cb_cbfn_status_t cbfn; |
7725ccfd JH |
1903 | |
1904 | list_for_each_safe(qe, qen, comp_q) { | |
1905 | hcb_qe = (struct bfa_cb_qe_s *) qe; | |
37ea0558 KG |
1906 | if (hcb_qe->pre_rmv) { |
1907 | /* qe is invalid after return, dequeue before cbfn() */ | |
1908 | list_del(qe); | |
1909 | cbfn = (bfa_cb_cbfn_status_t)(hcb_qe->cbfn); | |
1910 | cbfn(hcb_qe->cbarg, hcb_qe->fw_status); | |
1911 | } else | |
1912 | hcb_qe->cbfn(hcb_qe->cbarg, BFA_TRUE); | |
7725ccfd JH |
1913 | } |
1914 | } | |
1915 | ||
1916 | void | |
1917 | bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q) | |
1918 | { | |
a36c61f9 KG |
1919 | struct list_head *qe; |
1920 | struct bfa_cb_qe_s *hcb_qe; | |
7725ccfd JH |
1921 | |
1922 | while (!list_empty(comp_q)) { | |
1923 | bfa_q_deq(comp_q, &qe); | |
1924 | hcb_qe = (struct bfa_cb_qe_s *) qe; | |
37ea0558 | 1925 | WARN_ON(hcb_qe->pre_rmv); |
7725ccfd JH |
1926 | hcb_qe->cbfn(hcb_qe->cbarg, BFA_FALSE); |
1927 | } | |
1928 | } | |
1929 | ||
5fbe25c7 | 1930 | /* |
7725ccfd JH |
1931 | * Return the list of PCI vendor/device id lists supported by this |
1932 | * BFA instance. | |
1933 | */ | |
1934 | void | |
1935 | bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids) | |
1936 | { | |
1937 | static struct bfa_pciid_s __pciids[] = { | |
1938 | {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G2P}, | |
1939 | {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G1P}, | |
1940 | {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT}, | |
293f82d5 | 1941 | {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT_FC}, |
7725ccfd JH |
1942 | }; |
1943 | ||
a36c61f9 | 1944 | *npciids = sizeof(__pciids) / sizeof(__pciids[0]); |
7725ccfd JH |
1945 | *pciids = __pciids; |
1946 | } | |
1947 | ||
5fbe25c7 | 1948 | /* |
7725ccfd JH |
1949 | * Use this function query the default struct bfa_iocfc_cfg_s value (compiled |
1950 | * into BFA layer). The OS driver can then turn back and overwrite entries that | |
1951 | * have been configured by the user. | |
1952 | * | |
1953 | * @param[in] cfg - pointer to bfa_ioc_cfg_t | |
1954 | * | |
1955 | * @return | |
1956 | * void | |
1957 | * | |
1958 | * Special Considerations: | |
a36c61f9 | 1959 | * note |
7725ccfd JH |
1960 | */ |
1961 | void | |
1962 | bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg) | |
1963 | { | |
1964 | cfg->fwcfg.num_fabrics = DEF_CFG_NUM_FABRICS; | |
1965 | cfg->fwcfg.num_lports = DEF_CFG_NUM_LPORTS; | |
1966 | cfg->fwcfg.num_rports = DEF_CFG_NUM_RPORTS; | |
1967 | cfg->fwcfg.num_ioim_reqs = DEF_CFG_NUM_IOIM_REQS; | |
1968 | cfg->fwcfg.num_tskim_reqs = DEF_CFG_NUM_TSKIM_REQS; | |
1969 | cfg->fwcfg.num_fcxp_reqs = DEF_CFG_NUM_FCXP_REQS; | |
1970 | cfg->fwcfg.num_uf_bufs = DEF_CFG_NUM_UF_BUFS; | |
1971 | cfg->fwcfg.num_cqs = DEF_CFG_NUM_CQS; | |
e2187d7f | 1972 | cfg->fwcfg.num_fwtio_reqs = 0; |
7725ccfd JH |
1973 | |
1974 | cfg->drvcfg.num_reqq_elems = DEF_CFG_NUM_REQQ_ELEMS; | |
1975 | cfg->drvcfg.num_rspq_elems = DEF_CFG_NUM_RSPQ_ELEMS; | |
1976 | cfg->drvcfg.num_sgpgs = DEF_CFG_NUM_SGPGS; | |
1977 | cfg->drvcfg.num_sboot_tgts = DEF_CFG_NUM_SBOOT_TGTS; | |
1978 | cfg->drvcfg.num_sboot_luns = DEF_CFG_NUM_SBOOT_LUNS; | |
1979 | cfg->drvcfg.path_tov = BFA_FCPIM_PATHTOV_DEF; | |
1980 | cfg->drvcfg.ioc_recover = BFA_FALSE; | |
1981 | cfg->drvcfg.delay_comp = BFA_FALSE; | |
1982 | ||
1983 | } | |
1984 | ||
1985 | void | |
1986 | bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg) | |
1987 | { | |
1988 | bfa_cfg_get_default(cfg); | |
1989 | cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN; | |
1990 | cfg->fwcfg.num_tskim_reqs = BFA_TSKIM_MIN; | |
1991 | cfg->fwcfg.num_fcxp_reqs = BFA_FCXP_MIN; | |
1992 | cfg->fwcfg.num_uf_bufs = BFA_UF_MIN; | |
1993 | cfg->fwcfg.num_rports = BFA_RPORT_MIN; | |
e2187d7f | 1994 | cfg->fwcfg.num_fwtio_reqs = 0; |
7725ccfd JH |
1995 | |
1996 | cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN; | |
1997 | cfg->drvcfg.num_reqq_elems = BFA_REQQ_NELEMS_MIN; | |
1998 | cfg->drvcfg.num_rspq_elems = BFA_RSPQ_NELEMS_MIN; | |
a36c61f9 | 1999 | cfg->drvcfg.min_cfg = BFA_TRUE; |
7725ccfd | 2000 | } |