]>
Commit | Line | Data |
---|---|---|
dea3101e JB |
1 | /******************************************************************* |
2 | * This file is part of the Emulex Linux Device Driver for * | |
c44ce173 | 3 | * Fibre Channel Host Bus Adapters. * |
41415862 | 4 | * Copyright (C) 2004-2006 Emulex. All rights reserved. * |
c44ce173 | 5 | * EMULEX and SLI are trademarks of Emulex. * |
dea3101e | 6 | * www.emulex.com * |
c44ce173 | 7 | * Portions Copyright (C) 2004-2005 Christoph Hellwig * |
dea3101e JB |
8 | * * |
9 | * This program is free software; you can redistribute it and/or * | |
c44ce173 JSEC |
10 | * modify it under the terms of version 2 of the GNU General * |
11 | * Public License as published by the Free Software Foundation. * | |
12 | * This program is distributed in the hope that it will be useful. * | |
13 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * | |
14 | * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * | |
15 | * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * | |
16 | * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * | |
17 | * TO BE LEGALLY INVALID. See the GNU General Public License for * | |
18 | * more details, a copy of which can be found in the file COPYING * | |
19 | * included with this package. * | |
dea3101e JB |
20 | *******************************************************************/ |
21 | ||
dea3101e JB |
22 | #include <linux/blkdev.h> |
23 | #include <linux/pci.h> | |
24 | #include <linux/interrupt.h> | |
25 | ||
f888ba3c JSEC |
26 | #include <scsi/scsi_device.h> |
27 | #include <scsi/scsi_transport_fc.h> | |
28 | ||
91886523 JSEC |
29 | #include <scsi/scsi.h> |
30 | ||
dea3101e JB |
31 | #include "lpfc_hw.h" |
32 | #include "lpfc_sli.h" | |
33 | #include "lpfc_disc.h" | |
34 | #include "lpfc_scsi.h" | |
35 | #include "lpfc.h" | |
36 | #include "lpfc_logmsg.h" | |
37 | #include "lpfc_crtn.h" | |
38 | #include "lpfc_compat.h" | |
39 | ||
40 | /**********************************************/ | |
41 | ||
42 | /* mailbox command */ | |
43 | /**********************************************/ | |
44 | void | |
45 | lpfc_dump_mem(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb, uint16_t offset) | |
46 | { | |
47 | MAILBOX_t *mb; | |
48 | void *ctx; | |
49 | ||
50 | mb = &pmb->mb; | |
51 | ctx = pmb->context2; | |
52 | ||
53 | /* Setup to dump VPD region */ | |
54 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
55 | mb->mbxCommand = MBX_DUMP_MEMORY; | |
56 | mb->un.varDmp.cv = 1; | |
57 | mb->un.varDmp.type = DMP_NV_PARAMS; | |
58 | mb->un.varDmp.entry_index = offset; | |
59 | mb->un.varDmp.region_id = DMP_REGION_VPD; | |
60 | mb->un.varDmp.word_cnt = (DMP_RSP_SIZE / sizeof (uint32_t)); | |
61 | mb->un.varDmp.co = 0; | |
62 | mb->un.varDmp.resp_offset = 0; | |
63 | pmb->context2 = ctx; | |
64 | mb->mbxOwner = OWN_HOST; | |
65 | return; | |
66 | } | |
67 | ||
68 | /**********************************************/ | |
69 | /* lpfc_read_nv Issue a READ NVPARAM */ | |
70 | /* mailbox command */ | |
71 | /**********************************************/ | |
72 | void | |
73 | lpfc_read_nv(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) | |
74 | { | |
75 | MAILBOX_t *mb; | |
76 | ||
77 | mb = &pmb->mb; | |
78 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
79 | mb->mbxCommand = MBX_READ_NV; | |
80 | mb->mbxOwner = OWN_HOST; | |
81 | return; | |
82 | } | |
83 | ||
84 | /**********************************************/ | |
85 | /* lpfc_read_la Issue a READ LA */ | |
86 | /* mailbox command */ | |
87 | /**********************************************/ | |
88 | int | |
89 | lpfc_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb, struct lpfc_dmabuf *mp) | |
90 | { | |
91 | MAILBOX_t *mb; | |
92 | struct lpfc_sli *psli; | |
93 | ||
94 | psli = &phba->sli; | |
95 | mb = &pmb->mb; | |
96 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
97 | ||
98 | INIT_LIST_HEAD(&mp->list); | |
99 | mb->mbxCommand = MBX_READ_LA64; | |
100 | mb->un.varReadLA.un.lilpBde64.tus.f.bdeSize = 128; | |
101 | mb->un.varReadLA.un.lilpBde64.addrHigh = putPaddrHigh(mp->phys); | |
102 | mb->un.varReadLA.un.lilpBde64.addrLow = putPaddrLow(mp->phys); | |
103 | ||
104 | /* Save address for later completion and set the owner to host so that | |
105 | * the FW knows this mailbox is available for processing. | |
106 | */ | |
107 | pmb->context1 = (uint8_t *) mp; | |
108 | mb->mbxOwner = OWN_HOST; | |
109 | return (0); | |
110 | } | |
111 | ||
112 | /**********************************************/ | |
113 | /* lpfc_clear_la Issue a CLEAR LA */ | |
114 | /* mailbox command */ | |
115 | /**********************************************/ | |
116 | void | |
117 | lpfc_clear_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) | |
118 | { | |
119 | MAILBOX_t *mb; | |
120 | ||
121 | mb = &pmb->mb; | |
122 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
123 | ||
124 | mb->un.varClearLA.eventTag = phba->fc_eventTag; | |
125 | mb->mbxCommand = MBX_CLEAR_LA; | |
126 | mb->mbxOwner = OWN_HOST; | |
127 | return; | |
128 | } | |
129 | ||
130 | /**************************************************/ | |
131 | /* lpfc_config_link Issue a CONFIG LINK */ | |
132 | /* mailbox command */ | |
133 | /**************************************************/ | |
134 | void | |
135 | lpfc_config_link(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) | |
136 | { | |
137 | MAILBOX_t *mb = &pmb->mb; | |
138 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
139 | ||
140 | /* NEW_FEATURE | |
141 | * SLI-2, Coalescing Response Feature. | |
142 | */ | |
143 | if (phba->cfg_cr_delay) { | |
144 | mb->un.varCfgLnk.cr = 1; | |
145 | mb->un.varCfgLnk.ci = 1; | |
146 | mb->un.varCfgLnk.cr_delay = phba->cfg_cr_delay; | |
147 | mb->un.varCfgLnk.cr_count = phba->cfg_cr_count; | |
148 | } | |
149 | ||
150 | mb->un.varCfgLnk.myId = phba->fc_myDID; | |
151 | mb->un.varCfgLnk.edtov = phba->fc_edtov; | |
152 | mb->un.varCfgLnk.arbtov = phba->fc_arbtov; | |
153 | mb->un.varCfgLnk.ratov = phba->fc_ratov; | |
154 | mb->un.varCfgLnk.rttov = phba->fc_rttov; | |
155 | mb->un.varCfgLnk.altov = phba->fc_altov; | |
156 | mb->un.varCfgLnk.crtov = phba->fc_crtov; | |
157 | mb->un.varCfgLnk.citov = phba->fc_citov; | |
158 | ||
159 | if (phba->cfg_ack0) | |
160 | mb->un.varCfgLnk.ack0_enable = 1; | |
161 | ||
162 | mb->mbxCommand = MBX_CONFIG_LINK; | |
163 | mb->mbxOwner = OWN_HOST; | |
164 | return; | |
165 | } | |
166 | ||
167 | /**********************************************/ | |
168 | /* lpfc_init_link Issue an INIT LINK */ | |
169 | /* mailbox command */ | |
170 | /**********************************************/ | |
171 | void | |
172 | lpfc_init_link(struct lpfc_hba * phba, | |
173 | LPFC_MBOXQ_t * pmb, uint32_t topology, uint32_t linkspeed) | |
174 | { | |
175 | lpfc_vpd_t *vpd; | |
176 | struct lpfc_sli *psli; | |
177 | MAILBOX_t *mb; | |
178 | ||
179 | mb = &pmb->mb; | |
180 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
181 | ||
182 | psli = &phba->sli; | |
183 | switch (topology) { | |
184 | case FLAGS_TOPOLOGY_MODE_LOOP_PT: | |
185 | mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_LOOP; | |
186 | mb->un.varInitLnk.link_flags |= FLAGS_TOPOLOGY_FAILOVER; | |
187 | break; | |
188 | case FLAGS_TOPOLOGY_MODE_PT_PT: | |
189 | mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_PT_PT; | |
190 | break; | |
191 | case FLAGS_TOPOLOGY_MODE_LOOP: | |
192 | mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_LOOP; | |
193 | break; | |
194 | case FLAGS_TOPOLOGY_MODE_PT_LOOP: | |
195 | mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_PT_PT; | |
196 | mb->un.varInitLnk.link_flags |= FLAGS_TOPOLOGY_FAILOVER; | |
197 | break; | |
367c2713 JW |
198 | case FLAGS_LOCAL_LB: |
199 | mb->un.varInitLnk.link_flags = FLAGS_LOCAL_LB; | |
200 | break; | |
dea3101e JB |
201 | } |
202 | ||
203 | /* NEW_FEATURE | |
204 | * Setting up the link speed | |
205 | */ | |
206 | vpd = &phba->vpd; | |
207 | if (vpd->rev.feaLevelHigh >= 0x02){ | |
208 | switch(linkspeed){ | |
209 | case LINK_SPEED_1G: | |
210 | case LINK_SPEED_2G: | |
211 | case LINK_SPEED_4G: | |
212 | mb->un.varInitLnk.link_flags |= | |
213 | FLAGS_LINK_SPEED; | |
214 | mb->un.varInitLnk.link_speed = linkspeed; | |
215 | break; | |
216 | case LINK_SPEED_AUTO: | |
217 | default: | |
218 | mb->un.varInitLnk.link_speed = | |
219 | LINK_SPEED_AUTO; | |
220 | break; | |
221 | } | |
222 | ||
223 | } | |
224 | else | |
225 | mb->un.varInitLnk.link_speed = LINK_SPEED_AUTO; | |
226 | ||
227 | mb->mbxCommand = (volatile uint8_t)MBX_INIT_LINK; | |
228 | mb->mbxOwner = OWN_HOST; | |
229 | mb->un.varInitLnk.fabric_AL_PA = phba->fc_pref_ALPA; | |
230 | return; | |
231 | } | |
232 | ||
233 | /**********************************************/ | |
234 | /* lpfc_read_sparam Issue a READ SPARAM */ | |
235 | /* mailbox command */ | |
236 | /**********************************************/ | |
237 | int | |
238 | lpfc_read_sparam(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) | |
239 | { | |
240 | struct lpfc_dmabuf *mp; | |
241 | MAILBOX_t *mb; | |
242 | struct lpfc_sli *psli; | |
243 | ||
244 | psli = &phba->sli; | |
245 | mb = &pmb->mb; | |
246 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
247 | ||
248 | mb->mbxOwner = OWN_HOST; | |
249 | ||
250 | /* Get a buffer to hold the HBAs Service Parameters */ | |
251 | ||
252 | if (((mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL)) == 0) || | |
253 | ((mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys))) == 0)) { | |
c9475cb0 | 254 | kfree(mp); |
dea3101e JB |
255 | mb->mbxCommand = MBX_READ_SPARM64; |
256 | /* READ_SPARAM: no buffers */ | |
257 | lpfc_printf_log(phba, | |
258 | KERN_WARNING, | |
259 | LOG_MBOX, | |
260 | "%d:0301 READ_SPARAM: no buffers\n", | |
261 | phba->brd_no); | |
262 | return (1); | |
263 | } | |
264 | INIT_LIST_HEAD(&mp->list); | |
265 | mb->mbxCommand = MBX_READ_SPARM64; | |
266 | mb->un.varRdSparm.un.sp64.tus.f.bdeSize = sizeof (struct serv_parm); | |
267 | mb->un.varRdSparm.un.sp64.addrHigh = putPaddrHigh(mp->phys); | |
268 | mb->un.varRdSparm.un.sp64.addrLow = putPaddrLow(mp->phys); | |
269 | ||
270 | /* save address for completion */ | |
271 | pmb->context1 = mp; | |
272 | ||
273 | return (0); | |
274 | } | |
275 | ||
276 | /********************************************/ | |
277 | /* lpfc_unreg_did Issue a UNREG_DID */ | |
278 | /* mailbox command */ | |
279 | /********************************************/ | |
280 | void | |
281 | lpfc_unreg_did(struct lpfc_hba * phba, uint32_t did, LPFC_MBOXQ_t * pmb) | |
282 | { | |
283 | MAILBOX_t *mb; | |
284 | ||
285 | mb = &pmb->mb; | |
286 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
287 | ||
288 | mb->un.varUnregDID.did = did; | |
289 | ||
290 | mb->mbxCommand = MBX_UNREG_D_ID; | |
291 | mb->mbxOwner = OWN_HOST; | |
292 | return; | |
293 | } | |
294 | ||
295 | /***********************************************/ | |
296 | ||
297 | /* command to write slim */ | |
298 | /***********************************************/ | |
299 | void | |
300 | lpfc_set_slim(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb, uint32_t addr, | |
301 | uint32_t value) | |
302 | { | |
303 | MAILBOX_t *mb; | |
304 | ||
305 | mb = &pmb->mb; | |
306 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
307 | ||
308 | /* addr = 0x090597 is AUTO ABTS disable for ELS commands */ | |
309 | /* addr = 0x052198 is DELAYED ABTS enable for ELS commands */ | |
310 | ||
311 | /* | |
312 | * Always turn on DELAYED ABTS for ELS timeouts | |
313 | */ | |
314 | if ((addr == 0x052198) && (value == 0)) | |
315 | value = 1; | |
316 | ||
317 | mb->un.varWords[0] = addr; | |
318 | mb->un.varWords[1] = value; | |
319 | ||
320 | mb->mbxCommand = MBX_SET_SLIM; | |
321 | mb->mbxOwner = OWN_HOST; | |
322 | return; | |
323 | } | |
324 | ||
325 | /**********************************************/ | |
326 | /* lpfc_read_nv Issue a READ CONFIG */ | |
327 | /* mailbox command */ | |
328 | /**********************************************/ | |
329 | void | |
330 | lpfc_read_config(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) | |
331 | { | |
332 | MAILBOX_t *mb; | |
333 | ||
334 | mb = &pmb->mb; | |
335 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
336 | ||
337 | mb->mbxCommand = MBX_READ_CONFIG; | |
338 | mb->mbxOwner = OWN_HOST; | |
339 | return; | |
340 | } | |
341 | ||
7bb3b137 JW |
342 | /*************************************************/ |
343 | /* lpfc_read_lnk_stat Issue a READ LINK STATUS */ | |
344 | /* mailbox command */ | |
345 | /*************************************************/ | |
346 | void | |
347 | lpfc_read_lnk_stat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) | |
348 | { | |
349 | MAILBOX_t *mb; | |
350 | ||
351 | mb = &pmb->mb; | |
352 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
353 | ||
354 | mb->mbxCommand = MBX_READ_LNK_STAT; | |
355 | mb->mbxOwner = OWN_HOST; | |
356 | return; | |
357 | } | |
358 | ||
dea3101e JB |
359 | /********************************************/ |
360 | /* lpfc_reg_login Issue a REG_LOGIN */ | |
361 | /* mailbox command */ | |
362 | /********************************************/ | |
363 | int | |
364 | lpfc_reg_login(struct lpfc_hba * phba, | |
365 | uint32_t did, uint8_t * param, LPFC_MBOXQ_t * pmb, uint32_t flag) | |
366 | { | |
367 | uint8_t *sparam; | |
368 | struct lpfc_dmabuf *mp; | |
369 | MAILBOX_t *mb; | |
370 | struct lpfc_sli *psli; | |
371 | ||
372 | psli = &phba->sli; | |
373 | mb = &pmb->mb; | |
374 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
375 | ||
376 | mb->un.varRegLogin.rpi = 0; | |
377 | mb->un.varRegLogin.did = did; | |
378 | mb->un.varWords[30] = flag; /* Set flag to issue action on cmpl */ | |
379 | ||
380 | mb->mbxOwner = OWN_HOST; | |
381 | ||
382 | /* Get a buffer to hold NPorts Service Parameters */ | |
383 | if (((mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL)) == NULL) || | |
384 | ((mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys))) == 0)) { | |
c9475cb0 | 385 | kfree(mp); |
dea3101e JB |
386 | mb->mbxCommand = MBX_REG_LOGIN64; |
387 | /* REG_LOGIN: no buffers */ | |
388 | lpfc_printf_log(phba, | |
389 | KERN_WARNING, | |
390 | LOG_MBOX, | |
391 | "%d:0302 REG_LOGIN: no buffers Data x%x x%x\n", | |
392 | phba->brd_no, | |
393 | (uint32_t) did, (uint32_t) flag); | |
394 | return (1); | |
395 | } | |
396 | INIT_LIST_HEAD(&mp->list); | |
397 | sparam = mp->virt; | |
398 | ||
399 | /* Copy param's into a new buffer */ | |
400 | memcpy(sparam, param, sizeof (struct serv_parm)); | |
401 | ||
402 | /* save address for completion */ | |
403 | pmb->context1 = (uint8_t *) mp; | |
404 | ||
405 | mb->mbxCommand = MBX_REG_LOGIN64; | |
406 | mb->un.varRegLogin.un.sp64.tus.f.bdeSize = sizeof (struct serv_parm); | |
407 | mb->un.varRegLogin.un.sp64.addrHigh = putPaddrHigh(mp->phys); | |
408 | mb->un.varRegLogin.un.sp64.addrLow = putPaddrLow(mp->phys); | |
409 | ||
410 | return (0); | |
411 | } | |
412 | ||
413 | /**********************************************/ | |
414 | /* lpfc_unreg_login Issue a UNREG_LOGIN */ | |
415 | /* mailbox command */ | |
416 | /**********************************************/ | |
417 | void | |
418 | lpfc_unreg_login(struct lpfc_hba * phba, uint32_t rpi, LPFC_MBOXQ_t * pmb) | |
419 | { | |
420 | MAILBOX_t *mb; | |
421 | ||
422 | mb = &pmb->mb; | |
423 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
424 | ||
425 | mb->un.varUnregLogin.rpi = (uint16_t) rpi; | |
426 | mb->un.varUnregLogin.rsvd1 = 0; | |
427 | ||
428 | mb->mbxCommand = MBX_UNREG_LOGIN; | |
429 | mb->mbxOwner = OWN_HOST; | |
430 | return; | |
431 | } | |
432 | ||
433 | static void | |
434 | lpfc_config_pcb_setup(struct lpfc_hba * phba) | |
435 | { | |
436 | struct lpfc_sli *psli = &phba->sli; | |
437 | struct lpfc_sli_ring *pring; | |
438 | PCB_t *pcbp = &phba->slim2p->pcb; | |
439 | dma_addr_t pdma_addr; | |
440 | uint32_t offset; | |
441 | uint32_t iocbCnt; | |
442 | int i; | |
443 | ||
dea3101e JB |
444 | pcbp->maxRing = (psli->num_rings - 1); |
445 | ||
446 | iocbCnt = 0; | |
447 | for (i = 0; i < psli->num_rings; i++) { | |
448 | pring = &psli->ring[i]; | |
449 | /* A ring MUST have both cmd and rsp entries defined to be | |
450 | valid */ | |
451 | if ((pring->numCiocb == 0) || (pring->numRiocb == 0)) { | |
452 | pcbp->rdsc[i].cmdEntries = 0; | |
453 | pcbp->rdsc[i].rspEntries = 0; | |
454 | pcbp->rdsc[i].cmdAddrHigh = 0; | |
455 | pcbp->rdsc[i].rspAddrHigh = 0; | |
456 | pcbp->rdsc[i].cmdAddrLow = 0; | |
457 | pcbp->rdsc[i].rspAddrLow = 0; | |
458 | pring->cmdringaddr = NULL; | |
459 | pring->rspringaddr = NULL; | |
460 | continue; | |
461 | } | |
462 | /* Command ring setup for ring */ | |
463 | pring->cmdringaddr = | |
464 | (void *)&phba->slim2p->IOCBs[iocbCnt]; | |
465 | pcbp->rdsc[i].cmdEntries = pring->numCiocb; | |
466 | ||
467 | offset = (uint8_t *)&phba->slim2p->IOCBs[iocbCnt] - | |
468 | (uint8_t *)phba->slim2p; | |
469 | pdma_addr = phba->slim2p_mapping + offset; | |
470 | pcbp->rdsc[i].cmdAddrHigh = putPaddrHigh(pdma_addr); | |
471 | pcbp->rdsc[i].cmdAddrLow = putPaddrLow(pdma_addr); | |
472 | iocbCnt += pring->numCiocb; | |
473 | ||
474 | /* Response ring setup for ring */ | |
475 | pring->rspringaddr = | |
476 | (void *)&phba->slim2p->IOCBs[iocbCnt]; | |
477 | ||
478 | pcbp->rdsc[i].rspEntries = pring->numRiocb; | |
479 | offset = (uint8_t *)&phba->slim2p->IOCBs[iocbCnt] - | |
480 | (uint8_t *)phba->slim2p; | |
481 | pdma_addr = phba->slim2p_mapping + offset; | |
482 | pcbp->rdsc[i].rspAddrHigh = putPaddrHigh(pdma_addr); | |
483 | pcbp->rdsc[i].rspAddrLow = putPaddrLow(pdma_addr); | |
484 | iocbCnt += pring->numRiocb; | |
485 | } | |
486 | } | |
487 | ||
488 | void | |
489 | lpfc_read_rev(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) | |
490 | { | |
491 | MAILBOX_t *mb; | |
492 | ||
493 | mb = &pmb->mb; | |
494 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
495 | mb->un.varRdRev.cv = 1; | |
496 | mb->mbxCommand = MBX_READ_REV; | |
497 | mb->mbxOwner = OWN_HOST; | |
498 | return; | |
499 | } | |
500 | ||
501 | void | |
502 | lpfc_config_ring(struct lpfc_hba * phba, int ring, LPFC_MBOXQ_t * pmb) | |
503 | { | |
504 | int i; | |
505 | MAILBOX_t *mb = &pmb->mb; | |
506 | struct lpfc_sli *psli; | |
507 | struct lpfc_sli_ring *pring; | |
508 | ||
509 | memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); | |
510 | ||
511 | mb->un.varCfgRing.ring = ring; | |
512 | mb->un.varCfgRing.maxOrigXchg = 0; | |
513 | mb->un.varCfgRing.maxRespXchg = 0; | |
514 | mb->un.varCfgRing.recvNotify = 1; | |
515 | ||
516 | psli = &phba->sli; | |
517 | pring = &psli->ring[ring]; | |
518 | mb->un.varCfgRing.numMask = pring->num_mask; | |
519 | mb->mbxCommand = MBX_CONFIG_RING; | |
520 | mb->mbxOwner = OWN_HOST; | |
521 | ||
522 | /* Is this ring configured for a specific profile */ | |
523 | if (pring->prt[0].profile) { | |
524 | mb->un.varCfgRing.profile = pring->prt[0].profile; | |
525 | return; | |
526 | } | |
527 | ||
528 | /* Otherwise we setup specific rctl / type masks for this ring */ | |
529 | for (i = 0; i < pring->num_mask; i++) { | |
530 | mb->un.varCfgRing.rrRegs[i].rval = pring->prt[i].rctl; | |
531 | if (mb->un.varCfgRing.rrRegs[i].rval != FC_ELS_REQ) | |
532 | mb->un.varCfgRing.rrRegs[i].rmask = 0xff; | |
533 | else | |
534 | mb->un.varCfgRing.rrRegs[i].rmask = 0xfe; | |
535 | mb->un.varCfgRing.rrRegs[i].tval = pring->prt[i].type; | |
536 | mb->un.varCfgRing.rrRegs[i].tmask = 0xff; | |
537 | } | |
538 | ||
539 | return; | |
540 | } | |
541 | ||
542 | void | |
543 | lpfc_config_port(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) | |
544 | { | |
545 | MAILBOX_t *mb = &pmb->mb; | |
546 | dma_addr_t pdma_addr; | |
547 | uint32_t bar_low, bar_high; | |
548 | size_t offset; | |
4cc2da1d | 549 | struct lpfc_hgp hgp; |
dea3101e | 550 | void __iomem *to_slim; |
f91b392c | 551 | int i; |
dea3101e JB |
552 | |
553 | memset(pmb, 0, sizeof(LPFC_MBOXQ_t)); | |
554 | mb->mbxCommand = MBX_CONFIG_PORT; | |
555 | mb->mbxOwner = OWN_HOST; | |
556 | ||
557 | mb->un.varCfgPort.pcbLen = sizeof(PCB_t); | |
558 | ||
559 | offset = (uint8_t *)&phba->slim2p->pcb - (uint8_t *)phba->slim2p; | |
560 | pdma_addr = phba->slim2p_mapping + offset; | |
561 | mb->un.varCfgPort.pcbLow = putPaddrLow(pdma_addr); | |
562 | mb->un.varCfgPort.pcbHigh = putPaddrHigh(pdma_addr); | |
563 | ||
564 | /* Now setup pcb */ | |
565 | phba->slim2p->pcb.type = TYPE_NATIVE_SLI2; | |
566 | phba->slim2p->pcb.feature = FEATURE_INITIAL_SLI2; | |
567 | ||
568 | /* Setup Mailbox pointers */ | |
569 | phba->slim2p->pcb.mailBoxSize = sizeof(MAILBOX_t); | |
570 | offset = (uint8_t *)&phba->slim2p->mbx - (uint8_t *)phba->slim2p; | |
571 | pdma_addr = phba->slim2p_mapping + offset; | |
572 | phba->slim2p->pcb.mbAddrHigh = putPaddrHigh(pdma_addr); | |
573 | phba->slim2p->pcb.mbAddrLow = putPaddrLow(pdma_addr); | |
574 | ||
575 | /* | |
576 | * Setup Host Group ring pointer. | |
577 | * | |
578 | * For efficiency reasons, the ring get/put pointers can be | |
579 | * placed in adapter memory (SLIM) rather than in host memory. | |
580 | * This allows firmware to avoid PCI reads/writes when updating | |
581 | * and checking pointers. | |
582 | * | |
583 | * The firmware recognizes the use of SLIM memory by comparing | |
584 | * the address of the get/put pointers structure with that of | |
585 | * the SLIM BAR (BAR0). | |
586 | * | |
587 | * Caution: be sure to use the PCI config space value of BAR0/BAR1 | |
588 | * (the hardware's view of the base address), not the OS's | |
589 | * value of pci_resource_start() as the OS value may be a cookie | |
590 | * for ioremap/iomap. | |
591 | */ | |
592 | ||
593 | ||
594 | pci_read_config_dword(phba->pcidev, PCI_BASE_ADDRESS_0, &bar_low); | |
595 | pci_read_config_dword(phba->pcidev, PCI_BASE_ADDRESS_1, &bar_high); | |
596 | ||
597 | ||
598 | /* mask off BAR0's flag bits 0 - 3 */ | |
599 | phba->slim2p->pcb.hgpAddrLow = (bar_low & PCI_BASE_ADDRESS_MEM_MASK) + | |
600 | (SLIMOFF*sizeof(uint32_t)); | |
601 | if (bar_low & PCI_BASE_ADDRESS_MEM_TYPE_64) | |
602 | phba->slim2p->pcb.hgpAddrHigh = bar_high; | |
603 | else | |
604 | phba->slim2p->pcb.hgpAddrHigh = 0; | |
605 | /* write HGP data to SLIM at the required longword offset */ | |
4cc2da1d | 606 | memset(&hgp, 0, sizeof(struct lpfc_hgp)); |
dea3101e | 607 | to_slim = phba->MBslimaddr + (SLIMOFF*sizeof (uint32_t)); |
f91b392c JSEC |
608 | |
609 | for (i=0; i < phba->sli.num_rings; i++) { | |
610 | lpfc_memcpy_to_slim(to_slim, &hgp, sizeof(struct lpfc_hgp)); | |
611 | to_slim += sizeof (struct lpfc_hgp); | |
612 | } | |
dea3101e JB |
613 | |
614 | /* Setup Port Group ring pointer */ | |
615 | offset = (uint8_t *)&phba->slim2p->mbx.us.s2.port - | |
616 | (uint8_t *)phba->slim2p; | |
617 | pdma_addr = phba->slim2p_mapping + offset; | |
618 | phba->slim2p->pcb.pgpAddrHigh = putPaddrHigh(pdma_addr); | |
619 | phba->slim2p->pcb.pgpAddrLow = putPaddrLow(pdma_addr); | |
620 | ||
621 | /* Use callback routine to setp rings in the pcb */ | |
622 | lpfc_config_pcb_setup(phba); | |
623 | ||
624 | /* special handling for LC HBAs */ | |
625 | if (lpfc_is_LC_HBA(phba->pcidev->device)) { | |
626 | uint32_t hbainit[5]; | |
627 | ||
628 | lpfc_hba_init(phba, hbainit); | |
629 | ||
630 | memcpy(&mb->un.varCfgPort.hbainit, hbainit, 20); | |
631 | } | |
632 | ||
633 | /* Swap PCB if needed */ | |
634 | lpfc_sli_pcimem_bcopy(&phba->slim2p->pcb, &phba->slim2p->pcb, | |
635 | sizeof (PCB_t)); | |
636 | ||
637 | lpfc_printf_log(phba, KERN_INFO, LOG_INIT, | |
638 | "%d:0405 Service Level Interface (SLI) 2 selected\n", | |
639 | phba->brd_no); | |
640 | } | |
641 | ||
41415862 JW |
642 | void |
643 | lpfc_kill_board(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) | |
644 | { | |
645 | MAILBOX_t *mb = &pmb->mb; | |
646 | ||
647 | memset(pmb, 0, sizeof(LPFC_MBOXQ_t)); | |
648 | mb->mbxCommand = MBX_KILL_BOARD; | |
649 | mb->mbxOwner = OWN_HOST; | |
650 | return; | |
651 | } | |
652 | ||
dea3101e JB |
653 | void |
654 | lpfc_mbox_put(struct lpfc_hba * phba, LPFC_MBOXQ_t * mbq) | |
655 | { | |
656 | struct lpfc_sli *psli; | |
657 | ||
658 | psli = &phba->sli; | |
659 | ||
660 | list_add_tail(&mbq->list, &psli->mboxq); | |
661 | ||
662 | psli->mboxq_cnt++; | |
663 | ||
664 | return; | |
665 | } | |
666 | ||
667 | LPFC_MBOXQ_t * | |
668 | lpfc_mbox_get(struct lpfc_hba * phba) | |
669 | { | |
670 | LPFC_MBOXQ_t *mbq = NULL; | |
671 | struct lpfc_sli *psli = &phba->sli; | |
672 | ||
673 | list_remove_head((&psli->mboxq), mbq, LPFC_MBOXQ_t, | |
674 | list); | |
675 | if (mbq) { | |
676 | psli->mboxq_cnt--; | |
677 | } | |
678 | ||
679 | return mbq; | |
680 | } |