aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/s390/scsi/zfcp_fsf.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/scsi/zfcp_fsf.c')
-rw-r--r--drivers/s390/scsi/zfcp_fsf.c769
1 files changed, 354 insertions, 415 deletions
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index c007b6424e74..3b0fc1163f5f 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -59,6 +59,8 @@ static int zfcp_fsf_req_send(struct zfcp_fsf_req *, struct timer_list *);
59static int zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *); 59static int zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *);
60static int zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *); 60static int zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *);
61static int zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *); 61static int zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *);
62static void zfcp_fsf_link_down_info_eval(struct zfcp_adapter *,
63 struct fsf_link_down_info *);
62static int zfcp_fsf_req_dispatch(struct zfcp_fsf_req *); 64static int zfcp_fsf_req_dispatch(struct zfcp_fsf_req *);
63static void zfcp_fsf_req_dismiss(struct zfcp_fsf_req *); 65static void zfcp_fsf_req_dismiss(struct zfcp_fsf_req *);
64 66
@@ -285,51 +287,51 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
285{ 287{
286 int retval = 0; 288 int retval = 0;
287 struct zfcp_adapter *adapter = fsf_req->adapter; 289 struct zfcp_adapter *adapter = fsf_req->adapter;
290 struct fsf_qtcb *qtcb = fsf_req->qtcb;
291 union fsf_prot_status_qual *prot_status_qual =
292 &qtcb->prefix.prot_status_qual;
288 293
289 ZFCP_LOG_DEBUG("QTCB is at %p\n", fsf_req->qtcb); 294 zfcp_hba_dbf_event_fsf_response(fsf_req);
290 295
291 if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) { 296 if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) {
292 ZFCP_LOG_DEBUG("fsf_req 0x%lx has been dismissed\n", 297 ZFCP_LOG_DEBUG("fsf_req 0x%lx has been dismissed\n",
293 (unsigned long) fsf_req); 298 (unsigned long) fsf_req);
294 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | 299 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR |
295 ZFCP_STATUS_FSFREQ_RETRY; /* only for SCSI cmnds. */ 300 ZFCP_STATUS_FSFREQ_RETRY; /* only for SCSI cmnds. */
296 zfcp_cmd_dbf_event_fsf("dismiss", fsf_req, NULL, 0);
297 goto skip_protstatus; 301 goto skip_protstatus;
298 } 302 }
299 303
300 /* log additional information provided by FSF (if any) */ 304 /* log additional information provided by FSF (if any) */
301 if (unlikely(fsf_req->qtcb->header.log_length)) { 305 if (unlikely(qtcb->header.log_length)) {
302 /* do not trust them ;-) */ 306 /* do not trust them ;-) */
303 if (fsf_req->qtcb->header.log_start > sizeof(struct fsf_qtcb)) { 307 if (qtcb->header.log_start > sizeof(struct fsf_qtcb)) {
304 ZFCP_LOG_NORMAL 308 ZFCP_LOG_NORMAL
305 ("bug: ULP (FSF logging) log data starts " 309 ("bug: ULP (FSF logging) log data starts "
306 "beyond end of packet header. Ignored. " 310 "beyond end of packet header. Ignored. "
307 "(start=%i, size=%li)\n", 311 "(start=%i, size=%li)\n",
308 fsf_req->qtcb->header.log_start, 312 qtcb->header.log_start,
309 sizeof(struct fsf_qtcb)); 313 sizeof(struct fsf_qtcb));
310 goto forget_log; 314 goto forget_log;
311 } 315 }
312 if ((size_t) (fsf_req->qtcb->header.log_start + 316 if ((size_t) (qtcb->header.log_start + qtcb->header.log_length)
313 fsf_req->qtcb->header.log_length)
314 > sizeof(struct fsf_qtcb)) { 317 > sizeof(struct fsf_qtcb)) {
315 ZFCP_LOG_NORMAL("bug: ULP (FSF logging) log data ends " 318 ZFCP_LOG_NORMAL("bug: ULP (FSF logging) log data ends "
316 "beyond end of packet header. Ignored. " 319 "beyond end of packet header. Ignored. "
317 "(start=%i, length=%i, size=%li)\n", 320 "(start=%i, length=%i, size=%li)\n",
318 fsf_req->qtcb->header.log_start, 321 qtcb->header.log_start,
319 fsf_req->qtcb->header.log_length, 322 qtcb->header.log_length,
320 sizeof(struct fsf_qtcb)); 323 sizeof(struct fsf_qtcb));
321 goto forget_log; 324 goto forget_log;
322 } 325 }
323 ZFCP_LOG_TRACE("ULP log data: \n"); 326 ZFCP_LOG_TRACE("ULP log data: \n");
324 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE, 327 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE,
325 (char *) fsf_req->qtcb + 328 (char *) qtcb + qtcb->header.log_start,
326 fsf_req->qtcb->header.log_start, 329 qtcb->header.log_length);
327 fsf_req->qtcb->header.log_length);
328 } 330 }
329 forget_log: 331 forget_log:
330 332
331 /* evaluate FSF Protocol Status */ 333 /* evaluate FSF Protocol Status */
332 switch (fsf_req->qtcb->prefix.prot_status) { 334 switch (qtcb->prefix.prot_status) {
333 335
334 case FSF_PROT_GOOD: 336 case FSF_PROT_GOOD:
335 case FSF_PROT_FSF_STATUS_PRESENTED: 337 case FSF_PROT_FSF_STATUS_PRESENTED:
@@ -340,14 +342,9 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
340 "microcode of version 0x%x, the device driver " 342 "microcode of version 0x%x, the device driver "
341 "only supports 0x%x. Aborting.\n", 343 "only supports 0x%x. Aborting.\n",
342 zfcp_get_busid_by_adapter(adapter), 344 zfcp_get_busid_by_adapter(adapter),
343 fsf_req->qtcb->prefix.prot_status_qual. 345 prot_status_qual->version_error.fsf_version,
344 version_error.fsf_version, ZFCP_QTCB_VERSION); 346 ZFCP_QTCB_VERSION);
345 /* stop operation for this adapter */
346 debug_text_exception(adapter->erp_dbf, 0, "prot_ver_err");
347 zfcp_erp_adapter_shutdown(adapter, 0); 347 zfcp_erp_adapter_shutdown(adapter, 0);
348 zfcp_cmd_dbf_event_fsf("qverserr", fsf_req,
349 &fsf_req->qtcb->prefix.prot_status_qual,
350 sizeof (union fsf_prot_status_qual));
351 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 348 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
352 break; 349 break;
353 350
@@ -355,16 +352,10 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
355 ZFCP_LOG_NORMAL("bug: Sequence number mismatch between " 352 ZFCP_LOG_NORMAL("bug: Sequence number mismatch between "
356 "driver (0x%x) and adapter %s (0x%x). " 353 "driver (0x%x) and adapter %s (0x%x). "
357 "Restarting all operations on this adapter.\n", 354 "Restarting all operations on this adapter.\n",
358 fsf_req->qtcb->prefix.req_seq_no, 355 qtcb->prefix.req_seq_no,
359 zfcp_get_busid_by_adapter(adapter), 356 zfcp_get_busid_by_adapter(adapter),
360 fsf_req->qtcb->prefix.prot_status_qual. 357 prot_status_qual->sequence_error.exp_req_seq_no);
361 sequence_error.exp_req_seq_no);
362 debug_text_exception(adapter->erp_dbf, 0, "prot_seq_err");
363 /* restart operation on this adapter */
364 zfcp_erp_adapter_reopen(adapter, 0); 358 zfcp_erp_adapter_reopen(adapter, 0);
365 zfcp_cmd_dbf_event_fsf("seqnoerr", fsf_req,
366 &fsf_req->qtcb->prefix.prot_status_qual,
367 sizeof (union fsf_prot_status_qual));
368 fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY; 359 fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY;
369 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 360 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
370 break; 361 break;
@@ -375,116 +366,35 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
375 "that used on adapter %s. " 366 "that used on adapter %s. "
376 "Stopping all operations on this adapter.\n", 367 "Stopping all operations on this adapter.\n",
377 zfcp_get_busid_by_adapter(adapter)); 368 zfcp_get_busid_by_adapter(adapter));
378 debug_text_exception(adapter->erp_dbf, 0, "prot_unsup_qtcb");
379 zfcp_erp_adapter_shutdown(adapter, 0); 369 zfcp_erp_adapter_shutdown(adapter, 0);
380 zfcp_cmd_dbf_event_fsf("unsqtcbt", fsf_req,
381 &fsf_req->qtcb->prefix.prot_status_qual,
382 sizeof (union fsf_prot_status_qual));
383 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 370 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
384 break; 371 break;
385 372
386 case FSF_PROT_HOST_CONNECTION_INITIALIZING: 373 case FSF_PROT_HOST_CONNECTION_INITIALIZING:
387 zfcp_cmd_dbf_event_fsf("hconinit", fsf_req,
388 &fsf_req->qtcb->prefix.prot_status_qual,
389 sizeof (union fsf_prot_status_qual));
390 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 374 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
391 atomic_set_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT, 375 atomic_set_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
392 &(adapter->status)); 376 &(adapter->status));
393 debug_text_event(adapter->erp_dbf, 3, "prot_con_init");
394 break; 377 break;
395 378
396 case FSF_PROT_DUPLICATE_REQUEST_ID: 379 case FSF_PROT_DUPLICATE_REQUEST_ID:
397 if (fsf_req->qtcb) {
398 ZFCP_LOG_NORMAL("bug: The request identifier 0x%Lx " 380 ZFCP_LOG_NORMAL("bug: The request identifier 0x%Lx "
399 "to the adapter %s is ambiguous. " 381 "to the adapter %s is ambiguous. "
400 "Stopping all operations on this " 382 "Stopping all operations on this adapter.\n",
401 "adapter.\n", 383 *(unsigned long long*)
402 *(unsigned long long *) 384 (&qtcb->bottom.support.req_handle),
403 (&fsf_req->qtcb->bottom.support.
404 req_handle),
405 zfcp_get_busid_by_adapter(adapter));
406 } else {
407 ZFCP_LOG_NORMAL("bug: The request identifier %p "
408 "to the adapter %s is ambiguous. "
409 "Stopping all operations on this "
410 "adapter. "
411 "(bug: got this for an unsolicited "
412 "status read request)\n",
413 fsf_req,
414 zfcp_get_busid_by_adapter(adapter)); 385 zfcp_get_busid_by_adapter(adapter));
415 }
416 debug_text_exception(adapter->erp_dbf, 0, "prot_dup_id");
417 zfcp_erp_adapter_shutdown(adapter, 0); 386 zfcp_erp_adapter_shutdown(adapter, 0);
418 zfcp_cmd_dbf_event_fsf("dupreqid", fsf_req,
419 &fsf_req->qtcb->prefix.prot_status_qual,
420 sizeof (union fsf_prot_status_qual));
421 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 387 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
422 break; 388 break;
423 389
424 case FSF_PROT_LINK_DOWN: 390 case FSF_PROT_LINK_DOWN:
425 /* 391 zfcp_fsf_link_down_info_eval(adapter,
426 * 'test and set' is not atomic here - 392 &prot_status_qual->link_down_info);
427 * it's ok as long as calls to our response queue handler
428 * (and thus execution of this code here) are serialized
429 * by the qdio module
430 */
431 if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED,
432 &adapter->status)) {
433 switch (fsf_req->qtcb->prefix.prot_status_qual.
434 locallink_error.code) {
435 case FSF_PSQ_LINK_NOLIGHT:
436 ZFCP_LOG_INFO("The local link to adapter %s "
437 "is down (no light detected).\n",
438 zfcp_get_busid_by_adapter(
439 adapter));
440 break;
441 case FSF_PSQ_LINK_WRAPPLUG:
442 ZFCP_LOG_INFO("The local link to adapter %s "
443 "is down (wrap plug detected).\n",
444 zfcp_get_busid_by_adapter(
445 adapter));
446 break;
447 case FSF_PSQ_LINK_NOFCP:
448 ZFCP_LOG_INFO("The local link to adapter %s "
449 "is down (adjacent node on "
450 "link does not support FCP).\n",
451 zfcp_get_busid_by_adapter(
452 adapter));
453 break;
454 default:
455 ZFCP_LOG_INFO("The local link to adapter %s "
456 "is down "
457 "(warning: unknown reason "
458 "code).\n",
459 zfcp_get_busid_by_adapter(
460 adapter));
461 break;
462
463 }
464 /*
465 * Due to the 'erp failed' flag the adapter won't
466 * be recovered but will be just set to 'blocked'
467 * state. All subordinary devices will have state
468 * 'blocked' and 'erp failed', too.
469 * Thus the adapter is still able to provide
470 * 'link up' status without being flooded with
471 * requests.
472 * (note: even 'close port' is not permitted)
473 */
474 ZFCP_LOG_INFO("Stopping all operations for adapter "
475 "%s.\n",
476 zfcp_get_busid_by_adapter(adapter));
477 atomic_set_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED |
478 ZFCP_STATUS_COMMON_ERP_FAILED,
479 &adapter->status);
480 zfcp_erp_adapter_reopen(adapter, 0);
481 }
482 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 393 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
483 break; 394 break;
484 395
485 case FSF_PROT_REEST_QUEUE: 396 case FSF_PROT_REEST_QUEUE:
486 debug_text_event(adapter->erp_dbf, 1, "prot_reest_queue"); 397 ZFCP_LOG_NORMAL("The local link to adapter with "
487 ZFCP_LOG_INFO("The local link to adapter with "
488 "%s was re-plugged. " 398 "%s was re-plugged. "
489 "Re-starting operations on this adapter.\n", 399 "Re-starting operations on this adapter.\n",
490 zfcp_get_busid_by_adapter(adapter)); 400 zfcp_get_busid_by_adapter(adapter));
@@ -495,9 +405,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
495 zfcp_erp_adapter_reopen(adapter, 405 zfcp_erp_adapter_reopen(adapter,
496 ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED 406 ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED
497 | ZFCP_STATUS_COMMON_ERP_FAILED); 407 | ZFCP_STATUS_COMMON_ERP_FAILED);
498 zfcp_cmd_dbf_event_fsf("reestque", fsf_req,
499 &fsf_req->qtcb->prefix.prot_status_qual,
500 sizeof (union fsf_prot_status_qual));
501 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 408 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
502 break; 409 break;
503 410
@@ -507,12 +414,7 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
507 "Restarting all operations on this " 414 "Restarting all operations on this "
508 "adapter.\n", 415 "adapter.\n",
509 zfcp_get_busid_by_adapter(adapter)); 416 zfcp_get_busid_by_adapter(adapter));
510 debug_text_event(adapter->erp_dbf, 0, "prot_err_sta");
511 /* restart operation on this adapter */
512 zfcp_erp_adapter_reopen(adapter, 0); 417 zfcp_erp_adapter_reopen(adapter, 0);
513 zfcp_cmd_dbf_event_fsf("proterrs", fsf_req,
514 &fsf_req->qtcb->prefix.prot_status_qual,
515 sizeof (union fsf_prot_status_qual));
516 fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY; 418 fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY;
517 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 419 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
518 break; 420 break;
@@ -524,11 +426,7 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req)
524 "Stopping all operations on this adapter. " 426 "Stopping all operations on this adapter. "
525 "(debug info 0x%x).\n", 427 "(debug info 0x%x).\n",
526 zfcp_get_busid_by_adapter(adapter), 428 zfcp_get_busid_by_adapter(adapter),
527 fsf_req->qtcb->prefix.prot_status); 429 qtcb->prefix.prot_status);
528 debug_text_event(adapter->erp_dbf, 0, "prot_inval:");
529 debug_exception(adapter->erp_dbf, 0,
530 &fsf_req->qtcb->prefix.prot_status,
531 sizeof (u32));
532 zfcp_erp_adapter_shutdown(adapter, 0); 430 zfcp_erp_adapter_shutdown(adapter, 0);
533 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 431 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
534 } 432 }
@@ -568,28 +466,18 @@ zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *fsf_req)
568 "(debug info 0x%x).\n", 466 "(debug info 0x%x).\n",
569 zfcp_get_busid_by_adapter(fsf_req->adapter), 467 zfcp_get_busid_by_adapter(fsf_req->adapter),
570 fsf_req->qtcb->header.fsf_command); 468 fsf_req->qtcb->header.fsf_command);
571 debug_text_exception(fsf_req->adapter->erp_dbf, 0,
572 "fsf_s_unknown");
573 zfcp_erp_adapter_shutdown(fsf_req->adapter, 0); 469 zfcp_erp_adapter_shutdown(fsf_req->adapter, 0);
574 zfcp_cmd_dbf_event_fsf("unknownc", fsf_req,
575 &fsf_req->qtcb->header.fsf_status_qual,
576 sizeof (union fsf_status_qual));
577 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 470 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
578 break; 471 break;
579 472
580 case FSF_FCP_RSP_AVAILABLE: 473 case FSF_FCP_RSP_AVAILABLE:
581 ZFCP_LOG_DEBUG("FCP Sense data will be presented to the " 474 ZFCP_LOG_DEBUG("FCP Sense data will be presented to the "
582 "SCSI stack.\n"); 475 "SCSI stack.\n");
583 debug_text_event(fsf_req->adapter->erp_dbf, 3, "fsf_s_rsp");
584 break; 476 break;
585 477
586 case FSF_ADAPTER_STATUS_AVAILABLE: 478 case FSF_ADAPTER_STATUS_AVAILABLE:
587 debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_s_astatus");
588 zfcp_fsf_fsfstatus_qual_eval(fsf_req); 479 zfcp_fsf_fsfstatus_qual_eval(fsf_req);
589 break; 480 break;
590
591 default:
592 break;
593 } 481 }
594 482
595 skip_fsfstatus: 483 skip_fsfstatus:
@@ -617,44 +505,28 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req)
617 505
618 switch (fsf_req->qtcb->header.fsf_status_qual.word[0]) { 506 switch (fsf_req->qtcb->header.fsf_status_qual.word[0]) {
619 case FSF_SQ_FCP_RSP_AVAILABLE: 507 case FSF_SQ_FCP_RSP_AVAILABLE:
620 debug_text_event(fsf_req->adapter->erp_dbf, 4, "fsf_sq_rsp");
621 break; 508 break;
622 case FSF_SQ_RETRY_IF_POSSIBLE: 509 case FSF_SQ_RETRY_IF_POSSIBLE:
623 /* The SCSI-stack may now issue retries or escalate */ 510 /* The SCSI-stack may now issue retries or escalate */
624 debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_sq_retry");
625 zfcp_cmd_dbf_event_fsf("sqretry", fsf_req,
626 &fsf_req->qtcb->header.fsf_status_qual,
627 sizeof (union fsf_status_qual));
628 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 511 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
629 break; 512 break;
630 case FSF_SQ_COMMAND_ABORTED: 513 case FSF_SQ_COMMAND_ABORTED:
631 /* Carry the aborted state on to upper layer */ 514 /* Carry the aborted state on to upper layer */
632 debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_sq_abort");
633 zfcp_cmd_dbf_event_fsf("sqabort", fsf_req,
634 &fsf_req->qtcb->header.fsf_status_qual,
635 sizeof (union fsf_status_qual));
636 fsf_req->status |= ZFCP_STATUS_FSFREQ_ABORTED; 515 fsf_req->status |= ZFCP_STATUS_FSFREQ_ABORTED;
637 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 516 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
638 break; 517 break;
639 case FSF_SQ_NO_RECOM: 518 case FSF_SQ_NO_RECOM:
640 debug_text_exception(fsf_req->adapter->erp_dbf, 0,
641 "fsf_sq_no_rec");
642 ZFCP_LOG_NORMAL("bug: No recommendation could be given for a" 519 ZFCP_LOG_NORMAL("bug: No recommendation could be given for a"
643 "problem on the adapter %s " 520 "problem on the adapter %s "
644 "Stopping all operations on this adapter. ", 521 "Stopping all operations on this adapter. ",
645 zfcp_get_busid_by_adapter(fsf_req->adapter)); 522 zfcp_get_busid_by_adapter(fsf_req->adapter));
646 zfcp_erp_adapter_shutdown(fsf_req->adapter, 0); 523 zfcp_erp_adapter_shutdown(fsf_req->adapter, 0);
647 zfcp_cmd_dbf_event_fsf("sqnrecom", fsf_req,
648 &fsf_req->qtcb->header.fsf_status_qual,
649 sizeof (union fsf_status_qual));
650 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 524 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
651 break; 525 break;
652 case FSF_SQ_ULP_PROGRAMMING_ERROR: 526 case FSF_SQ_ULP_PROGRAMMING_ERROR:
653 ZFCP_LOG_NORMAL("error: not enough SBALs for data transfer " 527 ZFCP_LOG_NORMAL("error: not enough SBALs for data transfer "
654 "(adapter %s)\n", 528 "(adapter %s)\n",
655 zfcp_get_busid_by_adapter(fsf_req->adapter)); 529 zfcp_get_busid_by_adapter(fsf_req->adapter));
656 debug_text_exception(fsf_req->adapter->erp_dbf, 0,
657 "fsf_sq_ulp_err");
658 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 530 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
659 break; 531 break;
660 case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: 532 case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE:
@@ -668,13 +540,6 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req)
668 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, 540 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL,
669 (char *) &fsf_req->qtcb->header.fsf_status_qual, 541 (char *) &fsf_req->qtcb->header.fsf_status_qual,
670 sizeof (union fsf_status_qual)); 542 sizeof (union fsf_status_qual));
671 debug_text_event(fsf_req->adapter->erp_dbf, 0, "fsf_sq_inval:");
672 debug_exception(fsf_req->adapter->erp_dbf, 0,
673 &fsf_req->qtcb->header.fsf_status_qual.word[0],
674 sizeof (u32));
675 zfcp_cmd_dbf_event_fsf("squndef", fsf_req,
676 &fsf_req->qtcb->header.fsf_status_qual,
677 sizeof (union fsf_status_qual));
678 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 543 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
679 break; 544 break;
680 } 545 }
@@ -682,6 +547,110 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req)
682 return retval; 547 return retval;
683} 548}
684 549
550/**
551 * zfcp_fsf_link_down_info_eval - evaluate link down information block
552 */
553static void
554zfcp_fsf_link_down_info_eval(struct zfcp_adapter *adapter,
555 struct fsf_link_down_info *link_down)
556{
557 switch (link_down->error_code) {
558 case FSF_PSQ_LINK_NO_LIGHT:
559 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
560 "(no light detected)\n",
561 zfcp_get_busid_by_adapter(adapter));
562 break;
563 case FSF_PSQ_LINK_WRAP_PLUG:
564 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
565 "(wrap plug detected)\n",
566 zfcp_get_busid_by_adapter(adapter));
567 break;
568 case FSF_PSQ_LINK_NO_FCP:
569 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
570 "(adjacent node on link does not support FCP)\n",
571 zfcp_get_busid_by_adapter(adapter));
572 break;
573 case FSF_PSQ_LINK_FIRMWARE_UPDATE:
574 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
575 "(firmware update in progress)\n",
576 zfcp_get_busid_by_adapter(adapter));
577 break;
578 case FSF_PSQ_LINK_INVALID_WWPN:
579 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
580 "(duplicate or invalid WWPN detected)\n",
581 zfcp_get_busid_by_adapter(adapter));
582 break;
583 case FSF_PSQ_LINK_NO_NPIV_SUPPORT:
584 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
585 "(no support for NPIV by Fabric)\n",
586 zfcp_get_busid_by_adapter(adapter));
587 break;
588 case FSF_PSQ_LINK_NO_FCP_RESOURCES:
589 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
590 "(out of resource in FCP daughtercard)\n",
591 zfcp_get_busid_by_adapter(adapter));
592 break;
593 case FSF_PSQ_LINK_NO_FABRIC_RESOURCES:
594 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
595 "(out of resource in Fabric)\n",
596 zfcp_get_busid_by_adapter(adapter));
597 break;
598 case FSF_PSQ_LINK_FABRIC_LOGIN_UNABLE:
599 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
600 "(unable to Fabric login)\n",
601 zfcp_get_busid_by_adapter(adapter));
602 break;
603 case FSF_PSQ_LINK_WWPN_ASSIGNMENT_CORRUPTED:
604 ZFCP_LOG_NORMAL("WWPN assignment file corrupted on adapter %s\n",
605 zfcp_get_busid_by_adapter(adapter));
606 break;
607 case FSF_PSQ_LINK_MODE_TABLE_CURRUPTED:
608 ZFCP_LOG_NORMAL("Mode table corrupted on adapter %s\n",
609 zfcp_get_busid_by_adapter(adapter));
610 break;
611 case FSF_PSQ_LINK_NO_WWPN_ASSIGNMENT:
612 ZFCP_LOG_NORMAL("No WWPN for assignment table on adapter %s\n",
613 zfcp_get_busid_by_adapter(adapter));
614 break;
615 default:
616 ZFCP_LOG_NORMAL("The local link to adapter %s is down "
617 "(warning: unknown reason code %d)\n",
618 zfcp_get_busid_by_adapter(adapter),
619 link_down->error_code);
620 }
621
622 if (adapter->connection_features & FSF_FEATURE_NPIV_MODE)
623 ZFCP_LOG_DEBUG("Debug information to link down: "
624 "primary_status=0x%02x "
625 "ioerr_code=0x%02x "
626 "action_code=0x%02x "
627 "reason_code=0x%02x "
628 "explanation_code=0x%02x "
629 "vendor_specific_code=0x%02x\n",
630 link_down->primary_status,
631 link_down->ioerr_code,
632 link_down->action_code,
633 link_down->reason_code,
634 link_down->explanation_code,
635 link_down->vendor_specific_code);
636
637 if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED,
638 &adapter->status)) {
639 atomic_set_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED,
640 &adapter->status);
641 switch (link_down->error_code) {
642 case FSF_PSQ_LINK_NO_LIGHT:
643 case FSF_PSQ_LINK_WRAP_PLUG:
644 case FSF_PSQ_LINK_NO_FCP:
645 case FSF_PSQ_LINK_FIRMWARE_UPDATE:
646 zfcp_erp_adapter_reopen(adapter, 0);
647 break;
648 default:
649 zfcp_erp_adapter_failed(adapter);
650 }
651 }
652}
653
685/* 654/*
686 * function: zfcp_fsf_req_dispatch 655 * function: zfcp_fsf_req_dispatch
687 * 656 *
@@ -696,11 +665,6 @@ zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req)
696 struct zfcp_adapter *adapter = fsf_req->adapter; 665 struct zfcp_adapter *adapter = fsf_req->adapter;
697 int retval = 0; 666 int retval = 0;
698 667
699 if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)) {
700 ZFCP_LOG_TRACE("fsf_req=%p, QTCB=%p\n", fsf_req, fsf_req->qtcb);
701 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE,
702 (char *) fsf_req->qtcb, sizeof(struct fsf_qtcb));
703 }
704 668
705 switch (fsf_req->fsf_command) { 669 switch (fsf_req->fsf_command) {
706 670
@@ -760,13 +724,13 @@ zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req)
760 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 724 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
761 ZFCP_LOG_NORMAL("bug: Command issued by the device driver is " 725 ZFCP_LOG_NORMAL("bug: Command issued by the device driver is "
762 "not supported by the adapter %s\n", 726 "not supported by the adapter %s\n",
763 zfcp_get_busid_by_adapter(fsf_req->adapter)); 727 zfcp_get_busid_by_adapter(adapter));
764 if (fsf_req->fsf_command != fsf_req->qtcb->header.fsf_command) 728 if (fsf_req->fsf_command != fsf_req->qtcb->header.fsf_command)
765 ZFCP_LOG_NORMAL 729 ZFCP_LOG_NORMAL
766 ("bug: Command issued by the device driver differs " 730 ("bug: Command issued by the device driver differs "
767 "from the command returned by the adapter %s " 731 "from the command returned by the adapter %s "
768 "(debug info 0x%x, 0x%x).\n", 732 "(debug info 0x%x, 0x%x).\n",
769 zfcp_get_busid_by_adapter(fsf_req->adapter), 733 zfcp_get_busid_by_adapter(adapter),
770 fsf_req->fsf_command, 734 fsf_req->fsf_command,
771 fsf_req->qtcb->header.fsf_command); 735 fsf_req->qtcb->header.fsf_command);
772 } 736 }
@@ -774,8 +738,6 @@ zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req)
774 if (!erp_action) 738 if (!erp_action)
775 return retval; 739 return retval;
776 740
777 debug_text_event(adapter->erp_dbf, 3, "a_frh");
778 debug_event(adapter->erp_dbf, 3, &erp_action->action, sizeof (int));
779 zfcp_erp_async_handler(erp_action, 0); 741 zfcp_erp_async_handler(erp_action, 0);
780 742
781 return retval; 743 return retval;
@@ -821,7 +783,7 @@ zfcp_fsf_status_read(struct zfcp_adapter *adapter, int req_flags)
821 goto failed_buf; 783 goto failed_buf;
822 } 784 }
823 memset(status_buffer, 0, sizeof (struct fsf_status_read_buffer)); 785 memset(status_buffer, 0, sizeof (struct fsf_status_read_buffer));
824 fsf_req->data.status_read.buffer = status_buffer; 786 fsf_req->data = (unsigned long) status_buffer;
825 787
826 /* insert pointer to respective buffer */ 788 /* insert pointer to respective buffer */
827 sbale = zfcp_qdio_sbale_curr(fsf_req); 789 sbale = zfcp_qdio_sbale_curr(fsf_req);
@@ -846,6 +808,7 @@ zfcp_fsf_status_read(struct zfcp_adapter *adapter, int req_flags)
846 failed_buf: 808 failed_buf:
847 zfcp_fsf_req_free(fsf_req); 809 zfcp_fsf_req_free(fsf_req);
848 failed_req_create: 810 failed_req_create:
811 zfcp_hba_dbf_event_fsf_unsol("fail", adapter, NULL);
849 out: 812 out:
850 write_unlock_irqrestore(&adapter->request_queue.queue_lock, lock_flags); 813 write_unlock_irqrestore(&adapter->request_queue.queue_lock, lock_flags);
851 return retval; 814 return retval;
@@ -859,7 +822,7 @@ zfcp_fsf_status_read_port_closed(struct zfcp_fsf_req *fsf_req)
859 struct zfcp_port *port; 822 struct zfcp_port *port;
860 unsigned long flags; 823 unsigned long flags;
861 824
862 status_buffer = fsf_req->data.status_read.buffer; 825 status_buffer = (struct fsf_status_read_buffer *) fsf_req->data;
863 adapter = fsf_req->adapter; 826 adapter = fsf_req->adapter;
864 827
865 read_lock_irqsave(&zfcp_data.config_lock, flags); 828 read_lock_irqsave(&zfcp_data.config_lock, flags);
@@ -918,38 +881,33 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
918 int retval = 0; 881 int retval = 0;
919 struct zfcp_adapter *adapter = fsf_req->adapter; 882 struct zfcp_adapter *adapter = fsf_req->adapter;
920 struct fsf_status_read_buffer *status_buffer = 883 struct fsf_status_read_buffer *status_buffer =
921 fsf_req->data.status_read.buffer; 884 (struct fsf_status_read_buffer *) fsf_req->data;
922 885
923 if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) { 886 if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) {
887 zfcp_hba_dbf_event_fsf_unsol("dism", adapter, status_buffer);
924 mempool_free(status_buffer, adapter->pool.data_status_read); 888 mempool_free(status_buffer, adapter->pool.data_status_read);
925 zfcp_fsf_req_free(fsf_req); 889 zfcp_fsf_req_free(fsf_req);
926 goto out; 890 goto out;
927 } 891 }
928 892
893 zfcp_hba_dbf_event_fsf_unsol("read", adapter, status_buffer);
894
929 switch (status_buffer->status_type) { 895 switch (status_buffer->status_type) {
930 896
931 case FSF_STATUS_READ_PORT_CLOSED: 897 case FSF_STATUS_READ_PORT_CLOSED:
932 debug_text_event(adapter->erp_dbf, 3, "unsol_pclosed:");
933 debug_event(adapter->erp_dbf, 3,
934 &status_buffer->d_id, sizeof (u32));
935 zfcp_fsf_status_read_port_closed(fsf_req); 898 zfcp_fsf_status_read_port_closed(fsf_req);
936 break; 899 break;
937 900
938 case FSF_STATUS_READ_INCOMING_ELS: 901 case FSF_STATUS_READ_INCOMING_ELS:
939 debug_text_event(adapter->erp_dbf, 3, "unsol_els:");
940 zfcp_fsf_incoming_els(fsf_req); 902 zfcp_fsf_incoming_els(fsf_req);
941 break; 903 break;
942 904
943 case FSF_STATUS_READ_SENSE_DATA_AVAIL: 905 case FSF_STATUS_READ_SENSE_DATA_AVAIL:
944 debug_text_event(adapter->erp_dbf, 3, "unsol_sense:");
945 ZFCP_LOG_INFO("unsolicited sense data received (adapter %s)\n", 906 ZFCP_LOG_INFO("unsolicited sense data received (adapter %s)\n",
946 zfcp_get_busid_by_adapter(adapter)); 907 zfcp_get_busid_by_adapter(adapter));
947 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, (char *) status_buffer,
948 sizeof(struct fsf_status_read_buffer));
949 break; 908 break;
950 909
951 case FSF_STATUS_READ_BIT_ERROR_THRESHOLD: 910 case FSF_STATUS_READ_BIT_ERROR_THRESHOLD:
952 debug_text_event(adapter->erp_dbf, 3, "unsol_bit_err:");
953 ZFCP_LOG_NORMAL("Bit error threshold data received:\n"); 911 ZFCP_LOG_NORMAL("Bit error threshold data received:\n");
954 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, 912 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL,
955 (char *) status_buffer, 913 (char *) status_buffer,
@@ -957,17 +915,32 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
957 break; 915 break;
958 916
959 case FSF_STATUS_READ_LINK_DOWN: 917 case FSF_STATUS_READ_LINK_DOWN:
960 debug_text_event(adapter->erp_dbf, 0, "unsol_link_down:"); 918 switch (status_buffer->status_subtype) {
961 ZFCP_LOG_INFO("Local link to adapter %s is down\n", 919 case FSF_STATUS_READ_SUB_NO_PHYSICAL_LINK:
920 ZFCP_LOG_INFO("Physical link to adapter %s is down\n",
921 zfcp_get_busid_by_adapter(adapter));
922 break;
923 case FSF_STATUS_READ_SUB_FDISC_FAILED:
924 ZFCP_LOG_INFO("Local link to adapter %s is down "
925 "due to failed FDISC login\n",
962 zfcp_get_busid_by_adapter(adapter)); 926 zfcp_get_busid_by_adapter(adapter));
963 atomic_set_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, 927 break;
964 &adapter->status); 928 case FSF_STATUS_READ_SUB_FIRMWARE_UPDATE:
965 zfcp_erp_adapter_failed(adapter); 929 ZFCP_LOG_INFO("Local link to adapter %s is down "
930 "due to firmware update on adapter\n",
931 zfcp_get_busid_by_adapter(adapter));
932 break;
933 default:
934 ZFCP_LOG_INFO("Local link to adapter %s is down "
935 "due to unknown reason\n",
936 zfcp_get_busid_by_adapter(adapter));
937 };
938 zfcp_fsf_link_down_info_eval(adapter,
939 (struct fsf_link_down_info *) &status_buffer->payload);
966 break; 940 break;
967 941
968 case FSF_STATUS_READ_LINK_UP: 942 case FSF_STATUS_READ_LINK_UP:
969 debug_text_event(adapter->erp_dbf, 2, "unsol_link_up:"); 943 ZFCP_LOG_NORMAL("Local link to adapter %s was replugged. "
970 ZFCP_LOG_INFO("Local link to adapter %s was replugged. "
971 "Restarting operations on this adapter\n", 944 "Restarting operations on this adapter\n",
972 zfcp_get_busid_by_adapter(adapter)); 945 zfcp_get_busid_by_adapter(adapter));
973 /* All ports should be marked as ready to run again */ 946 /* All ports should be marked as ready to run again */
@@ -980,35 +953,40 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req)
980 break; 953 break;
981 954
982 case FSF_STATUS_READ_CFDC_UPDATED: 955 case FSF_STATUS_READ_CFDC_UPDATED:
983 debug_text_event(adapter->erp_dbf, 2, "unsol_cfdc_update:"); 956 ZFCP_LOG_NORMAL("CFDC has been updated on the adapter %s\n",
984 ZFCP_LOG_INFO("CFDC has been updated on the adapter %s\n",
985 zfcp_get_busid_by_adapter(adapter)); 957 zfcp_get_busid_by_adapter(adapter));
986 zfcp_erp_adapter_access_changed(adapter); 958 zfcp_erp_adapter_access_changed(adapter);
987 break; 959 break;
988 960
989 case FSF_STATUS_READ_CFDC_HARDENED: 961 case FSF_STATUS_READ_CFDC_HARDENED:
990 debug_text_event(adapter->erp_dbf, 2, "unsol_cfdc_harden:");
991 switch (status_buffer->status_subtype) { 962 switch (status_buffer->status_subtype) {
992 case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE: 963 case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE:
993 ZFCP_LOG_INFO("CFDC of adapter %s saved on SE\n", 964 ZFCP_LOG_NORMAL("CFDC of adapter %s saved on SE\n",
994 zfcp_get_busid_by_adapter(adapter)); 965 zfcp_get_busid_by_adapter(adapter));
995 break; 966 break;
996 case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE2: 967 case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE2:
997 ZFCP_LOG_INFO("CFDC of adapter %s has been copied " 968 ZFCP_LOG_NORMAL("CFDC of adapter %s has been copied "
998 "to the secondary SE\n", 969 "to the secondary SE\n",
999 zfcp_get_busid_by_adapter(adapter)); 970 zfcp_get_busid_by_adapter(adapter));
1000 break; 971 break;
1001 default: 972 default:
1002 ZFCP_LOG_INFO("CFDC of adapter %s has been hardened\n", 973 ZFCP_LOG_NORMAL("CFDC of adapter %s has been hardened\n",
1003 zfcp_get_busid_by_adapter(adapter)); 974 zfcp_get_busid_by_adapter(adapter));
1004 } 975 }
1005 break; 976 break;
1006 977
978 case FSF_STATUS_READ_FEATURE_UPDATE_ALERT:
979 debug_text_event(adapter->erp_dbf, 2, "unsol_features:");
980 ZFCP_LOG_INFO("List of supported features on adapter %s has "
981 "been changed from 0x%08X to 0x%08X\n",
982 zfcp_get_busid_by_adapter(adapter),
983 *(u32*) (status_buffer->payload + 4),
984 *(u32*) (status_buffer->payload));
985 adapter->adapter_features = *(u32*) status_buffer->payload;
986 break;
987
1007 default: 988 default:
1008 debug_text_event(adapter->erp_dbf, 0, "unsol_unknown:"); 989 ZFCP_LOG_NORMAL("warning: An unsolicited status packet of unknown "
1009 debug_exception(adapter->erp_dbf, 0,
1010 &status_buffer->status_type, sizeof (u32));
1011 ZFCP_LOG_NORMAL("bug: An unsolicited status packet of unknown "
1012 "type was received (debug info 0x%x)\n", 990 "type was received (debug info 0x%x)\n",
1013 status_buffer->status_type); 991 status_buffer->status_type);
1014 ZFCP_LOG_DEBUG("Dump of status_read_buffer %p:\n", 992 ZFCP_LOG_DEBUG("Dump of status_read_buffer %p:\n",
@@ -1093,7 +1071,7 @@ zfcp_fsf_abort_fcp_command(unsigned long old_req_id,
1093 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; 1071 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
1094 sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; 1072 sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
1095 1073
1096 fsf_req->data.abort_fcp_command.unit = unit; 1074 fsf_req->data = (unsigned long) unit;
1097 1075
1098 /* set handles of unit and its parent port in QTCB */ 1076 /* set handles of unit and its parent port in QTCB */
1099 fsf_req->qtcb->header.lun_handle = unit->handle; 1077 fsf_req->qtcb->header.lun_handle = unit->handle;
@@ -1139,7 +1117,7 @@ static int
1139zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) 1117zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
1140{ 1118{
1141 int retval = -EINVAL; 1119 int retval = -EINVAL;
1142 struct zfcp_unit *unit = new_fsf_req->data.abort_fcp_command.unit; 1120 struct zfcp_unit *unit;
1143 unsigned char status_qual = 1121 unsigned char status_qual =
1144 new_fsf_req->qtcb->header.fsf_status_qual.word[0]; 1122 new_fsf_req->qtcb->header.fsf_status_qual.word[0];
1145 1123
@@ -1150,6 +1128,8 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req)
1150 goto skip_fsfstatus; 1128 goto skip_fsfstatus;
1151 } 1129 }
1152 1130
1131 unit = (struct zfcp_unit *) new_fsf_req->data;
1132
1153 /* evaluate FSF status in QTCB */ 1133 /* evaluate FSF status in QTCB */
1154 switch (new_fsf_req->qtcb->header.fsf_status) { 1134 switch (new_fsf_req->qtcb->header.fsf_status) {
1155 1135
@@ -1364,7 +1344,7 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
1364 sbale[3].addr = zfcp_sg_to_address(&ct->resp[0]); 1344 sbale[3].addr = zfcp_sg_to_address(&ct->resp[0]);
1365 sbale[3].length = ct->resp[0].length; 1345 sbale[3].length = ct->resp[0].length;
1366 sbale[3].flags |= SBAL_FLAGS_LAST_ENTRY; 1346 sbale[3].flags |= SBAL_FLAGS_LAST_ENTRY;
1367 } else if (adapter->supported_features & 1347 } else if (adapter->adapter_features &
1368 FSF_FEATURE_ELS_CT_CHAINED_SBALS) { 1348 FSF_FEATURE_ELS_CT_CHAINED_SBALS) {
1369 /* try to use chained SBALs */ 1349 /* try to use chained SBALs */
1370 bytes = zfcp_qdio_sbals_from_sg(fsf_req, 1350 bytes = zfcp_qdio_sbals_from_sg(fsf_req,
@@ -1414,7 +1394,9 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
1414 fsf_req->qtcb->header.port_handle = port->handle; 1394 fsf_req->qtcb->header.port_handle = port->handle;
1415 fsf_req->qtcb->bottom.support.service_class = adapter->fc_service_class; 1395 fsf_req->qtcb->bottom.support.service_class = adapter->fc_service_class;
1416 fsf_req->qtcb->bottom.support.timeout = ct->timeout; 1396 fsf_req->qtcb->bottom.support.timeout = ct->timeout;
1417 fsf_req->data.send_ct = ct; 1397 fsf_req->data = (unsigned long) ct;
1398
1399 zfcp_san_dbf_event_ct_request(fsf_req);
1418 1400
1419 /* start QDIO request for this FSF request */ 1401 /* start QDIO request for this FSF request */
1420 ret = zfcp_fsf_req_send(fsf_req, ct->timer); 1402 ret = zfcp_fsf_req_send(fsf_req, ct->timer);
@@ -1445,10 +1427,10 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
1445 * zfcp_fsf_send_ct_handler - handler for Generic Service requests 1427 * zfcp_fsf_send_ct_handler - handler for Generic Service requests
1446 * @fsf_req: pointer to struct zfcp_fsf_req 1428 * @fsf_req: pointer to struct zfcp_fsf_req
1447 * 1429 *
1448 * Data specific for the Generic Service request is passed by 1430 * Data specific for the Generic Service request is passed using
1449 * fsf_req->data.send_ct 1431 * fsf_req->data. There we find the pointer to struct zfcp_send_ct.
1450 * Usually a specific handler for the request is called via 1432 * Usually a specific handler for the CT request is called which is
1451 * fsf_req->data.send_ct->handler at end of this function. 1433 * found in this structure.
1452 */ 1434 */
1453static int 1435static int
1454zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) 1436zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
@@ -1462,7 +1444,7 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
1462 u16 subtable, rule, counter; 1444 u16 subtable, rule, counter;
1463 1445
1464 adapter = fsf_req->adapter; 1446 adapter = fsf_req->adapter;
1465 send_ct = fsf_req->data.send_ct; 1447 send_ct = (struct zfcp_send_ct *) fsf_req->data;
1466 port = send_ct->port; 1448 port = send_ct->port;
1467 header = &fsf_req->qtcb->header; 1449 header = &fsf_req->qtcb->header;
1468 bottom = &fsf_req->qtcb->bottom.support; 1450 bottom = &fsf_req->qtcb->bottom.support;
@@ -1474,6 +1456,7 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
1474 switch (header->fsf_status) { 1456 switch (header->fsf_status) {
1475 1457
1476 case FSF_GOOD: 1458 case FSF_GOOD:
1459 zfcp_san_dbf_event_ct_response(fsf_req);
1477 retval = 0; 1460 retval = 0;
1478 break; 1461 break;
1479 1462
@@ -1634,7 +1617,7 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
1634{ 1617{
1635 volatile struct qdio_buffer_element *sbale; 1618 volatile struct qdio_buffer_element *sbale;
1636 struct zfcp_fsf_req *fsf_req; 1619 struct zfcp_fsf_req *fsf_req;
1637 fc_id_t d_id; 1620 u32 d_id;
1638 struct zfcp_adapter *adapter; 1621 struct zfcp_adapter *adapter;
1639 unsigned long lock_flags; 1622 unsigned long lock_flags;
1640 int bytes; 1623 int bytes;
@@ -1664,7 +1647,7 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
1664 sbale[3].addr = zfcp_sg_to_address(&els->resp[0]); 1647 sbale[3].addr = zfcp_sg_to_address(&els->resp[0]);
1665 sbale[3].length = els->resp[0].length; 1648 sbale[3].length = els->resp[0].length;
1666 sbale[3].flags |= SBAL_FLAGS_LAST_ENTRY; 1649 sbale[3].flags |= SBAL_FLAGS_LAST_ENTRY;
1667 } else if (adapter->supported_features & 1650 } else if (adapter->adapter_features &
1668 FSF_FEATURE_ELS_CT_CHAINED_SBALS) { 1651 FSF_FEATURE_ELS_CT_CHAINED_SBALS) {
1669 /* try to use chained SBALs */ 1652 /* try to use chained SBALs */
1670 bytes = zfcp_qdio_sbals_from_sg(fsf_req, 1653 bytes = zfcp_qdio_sbals_from_sg(fsf_req,
@@ -1714,10 +1697,12 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
1714 fsf_req->qtcb->bottom.support.d_id = d_id; 1697 fsf_req->qtcb->bottom.support.d_id = d_id;
1715 fsf_req->qtcb->bottom.support.service_class = adapter->fc_service_class; 1698 fsf_req->qtcb->bottom.support.service_class = adapter->fc_service_class;
1716 fsf_req->qtcb->bottom.support.timeout = ZFCP_ELS_TIMEOUT; 1699 fsf_req->qtcb->bottom.support.timeout = ZFCP_ELS_TIMEOUT;
1717 fsf_req->data.send_els = els; 1700 fsf_req->data = (unsigned long) els;
1718 1701
1719 sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0); 1702 sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
1720 1703
1704 zfcp_san_dbf_event_els_request(fsf_req);
1705
1721 /* start QDIO request for this FSF request */ 1706 /* start QDIO request for this FSF request */
1722 ret = zfcp_fsf_req_send(fsf_req, els->timer); 1707 ret = zfcp_fsf_req_send(fsf_req, els->timer);
1723 if (ret) { 1708 if (ret) {
@@ -1746,23 +1731,23 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
1746 * zfcp_fsf_send_els_handler - handler for ELS commands 1731 * zfcp_fsf_send_els_handler - handler for ELS commands
1747 * @fsf_req: pointer to struct zfcp_fsf_req 1732 * @fsf_req: pointer to struct zfcp_fsf_req
1748 * 1733 *
1749 * Data specific for the ELS command is passed by 1734 * Data specific for the ELS command is passed using
1750 * fsf_req->data.send_els 1735 * fsf_req->data. There we find the pointer to struct zfcp_send_els.
1751 * Usually a specific handler for the command is called via 1736 * Usually a specific handler for the ELS command is called which is
1752 * fsf_req->data.send_els->handler at end of this function. 1737 * found in this structure.
1753 */ 1738 */
1754static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) 1739static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
1755{ 1740{
1756 struct zfcp_adapter *adapter; 1741 struct zfcp_adapter *adapter;
1757 struct zfcp_port *port; 1742 struct zfcp_port *port;
1758 fc_id_t d_id; 1743 u32 d_id;
1759 struct fsf_qtcb_header *header; 1744 struct fsf_qtcb_header *header;
1760 struct fsf_qtcb_bottom_support *bottom; 1745 struct fsf_qtcb_bottom_support *bottom;
1761 struct zfcp_send_els *send_els; 1746 struct zfcp_send_els *send_els;
1762 int retval = -EINVAL; 1747 int retval = -EINVAL;
1763 u16 subtable, rule, counter; 1748 u16 subtable, rule, counter;
1764 1749
1765 send_els = fsf_req->data.send_els; 1750 send_els = (struct zfcp_send_els *) fsf_req->data;
1766 adapter = send_els->adapter; 1751 adapter = send_els->adapter;
1767 port = send_els->port; 1752 port = send_els->port;
1768 d_id = send_els->d_id; 1753 d_id = send_els->d_id;
@@ -1775,6 +1760,7 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
1775 switch (header->fsf_status) { 1760 switch (header->fsf_status) {
1776 1761
1777 case FSF_GOOD: 1762 case FSF_GOOD:
1763 zfcp_san_dbf_event_els_response(fsf_req);
1778 retval = 0; 1764 retval = 0;
1779 break; 1765 break;
1780 1766
@@ -1954,7 +1940,9 @@ zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action)
1954 1940
1955 erp_action->fsf_req->erp_action = erp_action; 1941 erp_action->fsf_req->erp_action = erp_action;
1956 erp_action->fsf_req->qtcb->bottom.config.feature_selection = 1942 erp_action->fsf_req->qtcb->bottom.config.feature_selection =
1957 (FSF_FEATURE_CFDC | FSF_FEATURE_LUN_SHARING); 1943 FSF_FEATURE_CFDC |
1944 FSF_FEATURE_LUN_SHARING |
1945 FSF_FEATURE_UPDATE_ALERT;
1958 1946
1959 /* start QDIO request for this FSF request */ 1947 /* start QDIO request for this FSF request */
1960 retval = zfcp_fsf_req_send(erp_action->fsf_req, &erp_action->timer); 1948 retval = zfcp_fsf_req_send(erp_action->fsf_req, &erp_action->timer);
@@ -1990,29 +1978,36 @@ zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *fsf_req, int xchg_ok)
1990{ 1978{
1991 struct fsf_qtcb_bottom_config *bottom; 1979 struct fsf_qtcb_bottom_config *bottom;
1992 struct zfcp_adapter *adapter = fsf_req->adapter; 1980 struct zfcp_adapter *adapter = fsf_req->adapter;
1981 struct Scsi_Host *shost = adapter->scsi_host;
1993 1982
1994 bottom = &fsf_req->qtcb->bottom.config; 1983 bottom = &fsf_req->qtcb->bottom.config;
1995 ZFCP_LOG_DEBUG("low/high QTCB version 0x%x/0x%x of FSF\n", 1984 ZFCP_LOG_DEBUG("low/high QTCB version 0x%x/0x%x of FSF\n",
1996 bottom->low_qtcb_version, bottom->high_qtcb_version); 1985 bottom->low_qtcb_version, bottom->high_qtcb_version);
1997 adapter->fsf_lic_version = bottom->lic_version; 1986 adapter->fsf_lic_version = bottom->lic_version;
1998 adapter->supported_features = bottom->supported_features; 1987 adapter->adapter_features = bottom->adapter_features;
1988 adapter->connection_features = bottom->connection_features;
1999 adapter->peer_wwpn = 0; 1989 adapter->peer_wwpn = 0;
2000 adapter->peer_wwnn = 0; 1990 adapter->peer_wwnn = 0;
2001 adapter->peer_d_id = 0; 1991 adapter->peer_d_id = 0;
2002 1992
2003 if (xchg_ok) { 1993 if (xchg_ok) {
2004 adapter->wwnn = bottom->nport_serv_param.wwnn; 1994 fc_host_node_name(shost) = bottom->nport_serv_param.wwnn;
2005 adapter->wwpn = bottom->nport_serv_param.wwpn; 1995 fc_host_port_name(shost) = bottom->nport_serv_param.wwpn;
2006 adapter->s_id = bottom->s_id & ZFCP_DID_MASK; 1996 fc_host_port_id(shost) = bottom->s_id & ZFCP_DID_MASK;
1997 fc_host_speed(shost) = bottom->fc_link_speed;
1998 fc_host_supported_classes(shost) = FC_COS_CLASS2 | FC_COS_CLASS3;
2007 adapter->fc_topology = bottom->fc_topology; 1999 adapter->fc_topology = bottom->fc_topology;
2008 adapter->fc_link_speed = bottom->fc_link_speed;
2009 adapter->hydra_version = bottom->adapter_type; 2000 adapter->hydra_version = bottom->adapter_type;
2001 if (adapter->physical_wwpn == 0)
2002 adapter->physical_wwpn = fc_host_port_name(shost);
2003 if (adapter->physical_s_id == 0)
2004 adapter->physical_s_id = fc_host_port_id(shost);
2010 } else { 2005 } else {
2011 adapter->wwnn = 0; 2006 fc_host_node_name(shost) = 0;
2012 adapter->wwpn = 0; 2007 fc_host_port_name(shost) = 0;
2013 adapter->s_id = 0; 2008 fc_host_port_id(shost) = 0;
2009 fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
2014 adapter->fc_topology = 0; 2010 adapter->fc_topology = 0;
2015 adapter->fc_link_speed = 0;
2016 adapter->hydra_version = 0; 2011 adapter->hydra_version = 0;
2017 } 2012 }
2018 2013
@@ -2022,26 +2017,28 @@ zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *fsf_req, int xchg_ok)
2022 adapter->peer_wwnn = bottom->plogi_payload.wwnn; 2017 adapter->peer_wwnn = bottom->plogi_payload.wwnn;
2023 } 2018 }
2024 2019
2025 if(adapter->supported_features & FSF_FEATURE_HBAAPI_MANAGEMENT){ 2020 if (adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT) {
2026 adapter->hardware_version = bottom->hardware_version; 2021 adapter->hardware_version = bottom->hardware_version;
2027 memcpy(adapter->serial_number, bottom->serial_number, 17); 2022 memcpy(fc_host_serial_number(shost), bottom->serial_number,
2028 EBCASC(adapter->serial_number, sizeof(adapter->serial_number)); 2023 min(FC_SERIAL_NUMBER_SIZE, 17));
2024 EBCASC(fc_host_serial_number(shost),
2025 min(FC_SERIAL_NUMBER_SIZE, 17));
2029 } 2026 }
2030 2027
2031 ZFCP_LOG_NORMAL("The adapter %s reported the following characteristics:\n" 2028 ZFCP_LOG_NORMAL("The adapter %s reported the following characteristics:\n"
2032 "WWNN 0x%016Lx, " 2029 "WWNN 0x%016Lx, "
2033 "WWPN 0x%016Lx, " 2030 "WWPN 0x%016Lx, "
2034 "S_ID 0x%08x,\n" 2031 "S_ID 0x%08x,\n"
2035 "adapter version 0x%x, " 2032 "adapter version 0x%x, "
2036 "LIC version 0x%x, " 2033 "LIC version 0x%x, "
2037 "FC link speed %d Gb/s\n", 2034 "FC link speed %d Gb/s\n",
2038 zfcp_get_busid_by_adapter(adapter), 2035 zfcp_get_busid_by_adapter(adapter),
2039 adapter->wwnn, 2036 (wwn_t) fc_host_node_name(shost),
2040 adapter->wwpn, 2037 (wwn_t) fc_host_port_name(shost),
2041 (unsigned int) adapter->s_id, 2038 fc_host_port_id(shost),
2042 adapter->hydra_version, 2039 adapter->hydra_version,
2043 adapter->fsf_lic_version, 2040 adapter->fsf_lic_version,
2044 adapter->fc_link_speed); 2041 fc_host_speed(shost));
2045 if (ZFCP_QTCB_VERSION < bottom->low_qtcb_version) { 2042 if (ZFCP_QTCB_VERSION < bottom->low_qtcb_version) {
2046 ZFCP_LOG_NORMAL("error: the adapter %s " 2043 ZFCP_LOG_NORMAL("error: the adapter %s "
2047 "only supports newer control block " 2044 "only supports newer control block "
@@ -2062,7 +2059,6 @@ zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *fsf_req, int xchg_ok)
2062 zfcp_erp_adapter_shutdown(adapter, 0); 2059 zfcp_erp_adapter_shutdown(adapter, 0);
2063 return -EIO; 2060 return -EIO;
2064 } 2061 }
2065 zfcp_set_fc_host_attrs(adapter);
2066 return 0; 2062 return 0;
2067} 2063}
2068 2064
@@ -2078,11 +2074,12 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req)
2078{ 2074{
2079 struct fsf_qtcb_bottom_config *bottom; 2075 struct fsf_qtcb_bottom_config *bottom;
2080 struct zfcp_adapter *adapter = fsf_req->adapter; 2076 struct zfcp_adapter *adapter = fsf_req->adapter;
2077 struct fsf_qtcb *qtcb = fsf_req->qtcb;
2081 2078
2082 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) 2079 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)
2083 return -EIO; 2080 return -EIO;
2084 2081
2085 switch (fsf_req->qtcb->header.fsf_status) { 2082 switch (qtcb->header.fsf_status) {
2086 2083
2087 case FSF_GOOD: 2084 case FSF_GOOD:
2088 if (zfcp_fsf_exchange_config_evaluate(fsf_req, 1)) 2085 if (zfcp_fsf_exchange_config_evaluate(fsf_req, 1))
@@ -2112,7 +2109,7 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req)
2112 zfcp_erp_adapter_shutdown(adapter, 0); 2109 zfcp_erp_adapter_shutdown(adapter, 0);
2113 return -EIO; 2110 return -EIO;
2114 case FSF_TOPO_FABRIC: 2111 case FSF_TOPO_FABRIC:
2115 ZFCP_LOG_INFO("Switched fabric fibrechannel " 2112 ZFCP_LOG_NORMAL("Switched fabric fibrechannel "
2116 "network detected at adapter %s.\n", 2113 "network detected at adapter %s.\n",
2117 zfcp_get_busid_by_adapter(adapter)); 2114 zfcp_get_busid_by_adapter(adapter));
2118 break; 2115 break;
@@ -2130,7 +2127,7 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req)
2130 zfcp_erp_adapter_shutdown(adapter, 0); 2127 zfcp_erp_adapter_shutdown(adapter, 0);
2131 return -EIO; 2128 return -EIO;
2132 } 2129 }
2133 bottom = &fsf_req->qtcb->bottom.config; 2130 bottom = &qtcb->bottom.config;
2134 if (bottom->max_qtcb_size < sizeof(struct fsf_qtcb)) { 2131 if (bottom->max_qtcb_size < sizeof(struct fsf_qtcb)) {
2135 ZFCP_LOG_NORMAL("bug: Maximum QTCB size (%d bytes) " 2132 ZFCP_LOG_NORMAL("bug: Maximum QTCB size (%d bytes) "
2136 "allowed by the adapter %s " 2133 "allowed by the adapter %s "
@@ -2155,12 +2152,10 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req)
2155 if (zfcp_fsf_exchange_config_evaluate(fsf_req, 0)) 2152 if (zfcp_fsf_exchange_config_evaluate(fsf_req, 0))
2156 return -EIO; 2153 return -EIO;
2157 2154
2158 ZFCP_LOG_INFO("Local link to adapter %s is down\n", 2155 atomic_set_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK, &adapter->status);
2159 zfcp_get_busid_by_adapter(adapter)); 2156
2160 atomic_set_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK | 2157 zfcp_fsf_link_down_info_eval(adapter,
2161 ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, 2158 &qtcb->header.fsf_status_qual.link_down_info);
2162 &adapter->status);
2163 zfcp_erp_adapter_failed(adapter);
2164 break; 2159 break;
2165 default: 2160 default:
2166 debug_text_event(fsf_req->adapter->erp_dbf, 0, "fsf-stat-ng"); 2161 debug_text_event(fsf_req->adapter->erp_dbf, 0, "fsf-stat-ng");
@@ -2174,11 +2169,13 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req)
2174 2169
2175/** 2170/**
2176 * zfcp_fsf_exchange_port_data - request information about local port 2171 * zfcp_fsf_exchange_port_data - request information about local port
2172 * @erp_action: ERP action for the adapter for which port data is requested
2177 * @adapter: for which port data is requested 2173 * @adapter: for which port data is requested
2178 * @data: response to exchange port data request 2174 * @data: response to exchange port data request
2179 */ 2175 */
2180int 2176int
2181zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter, 2177zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action,
2178 struct zfcp_adapter *adapter,
2182 struct fsf_qtcb_bottom_port *data) 2179 struct fsf_qtcb_bottom_port *data)
2183{ 2180{
2184 volatile struct qdio_buffer_element *sbale; 2181 volatile struct qdio_buffer_element *sbale;
@@ -2187,7 +2184,7 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter,
2187 struct zfcp_fsf_req *fsf_req; 2184 struct zfcp_fsf_req *fsf_req;
2188 struct timer_list *timer; 2185 struct timer_list *timer;
2189 2186
2190 if(!(adapter->supported_features & FSF_FEATURE_HBAAPI_MANAGEMENT)){ 2187 if (!(adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT)) {
2191 ZFCP_LOG_INFO("error: exchange port data " 2188 ZFCP_LOG_INFO("error: exchange port data "
2192 "command not supported by adapter %s\n", 2189 "command not supported by adapter %s\n",
2193 zfcp_get_busid_by_adapter(adapter)); 2190 zfcp_get_busid_by_adapter(adapter));
@@ -2211,12 +2208,18 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter,
2211 goto out; 2208 goto out;
2212 } 2209 }
2213 2210
2211 if (erp_action) {
2212 erp_action->fsf_req = fsf_req;
2213 fsf_req->erp_action = erp_action;
2214 }
2215
2216 if (data)
2217 fsf_req->data = (unsigned long) data;
2218
2214 sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0); 2219 sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
2215 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; 2220 sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
2216 sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; 2221 sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
2217 2222
2218 fsf_req->data.port_data = data;
2219
2220 init_timer(timer); 2223 init_timer(timer);
2221 timer->function = zfcp_fsf_request_timeout_handler; 2224 timer->function = zfcp_fsf_request_timeout_handler;
2222 timer->data = (unsigned long) adapter; 2225 timer->data = (unsigned long) adapter;
@@ -2228,6 +2231,8 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter,
2228 "command on the adapter %s\n", 2231 "command on the adapter %s\n",
2229 zfcp_get_busid_by_adapter(adapter)); 2232 zfcp_get_busid_by_adapter(adapter));
2230 zfcp_fsf_req_free(fsf_req); 2233 zfcp_fsf_req_free(fsf_req);
2234 if (erp_action)
2235 erp_action->fsf_req = NULL;
2231 write_unlock_irqrestore(&adapter->request_queue.queue_lock, 2236 write_unlock_irqrestore(&adapter->request_queue.queue_lock,
2232 lock_flags); 2237 lock_flags);
2233 goto out; 2238 goto out;
@@ -2256,21 +2261,42 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter,
2256static void 2261static void
2257zfcp_fsf_exchange_port_data_handler(struct zfcp_fsf_req *fsf_req) 2262zfcp_fsf_exchange_port_data_handler(struct zfcp_fsf_req *fsf_req)
2258{ 2263{
2259 struct fsf_qtcb_bottom_port *bottom; 2264 struct zfcp_adapter *adapter = fsf_req->adapter;
2260 struct fsf_qtcb_bottom_port *data = fsf_req->data.port_data; 2265 struct Scsi_Host *shost = adapter->scsi_host;
2266 struct fsf_qtcb *qtcb = fsf_req->qtcb;
2267 struct fsf_qtcb_bottom_port *bottom, *data;
2261 2268
2262 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) 2269 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)
2263 return; 2270 return;
2264 2271
2265 switch (fsf_req->qtcb->header.fsf_status) { 2272 switch (qtcb->header.fsf_status) {
2266 case FSF_GOOD: 2273 case FSF_GOOD:
2267 bottom = &fsf_req->qtcb->bottom.port; 2274 atomic_set_mask(ZFCP_STATUS_ADAPTER_XPORT_OK, &adapter->status);
2268 memcpy(data, bottom, sizeof(*data)); 2275
2276 bottom = &qtcb->bottom.port;
2277 data = (struct fsf_qtcb_bottom_port*) fsf_req->data;
2278 if (data)
2279 memcpy(data, bottom, sizeof(struct fsf_qtcb_bottom_port));
2280 if (adapter->connection_features & FSF_FEATURE_NPIV_MODE) {
2281 adapter->physical_wwpn = bottom->wwpn;
2282 adapter->physical_s_id = bottom->fc_port_id;
2283 } else {
2284 adapter->physical_wwpn = fc_host_port_name(shost);
2285 adapter->physical_s_id = fc_host_port_id(shost);
2286 }
2287 fc_host_maxframe_size(shost) = bottom->maximum_frame_size;
2288 break;
2289
2290 case FSF_EXCHANGE_CONFIG_DATA_INCOMPLETE:
2291 atomic_set_mask(ZFCP_STATUS_ADAPTER_XPORT_OK, &adapter->status);
2292
2293 zfcp_fsf_link_down_info_eval(adapter,
2294 &qtcb->header.fsf_status_qual.link_down_info);
2269 break; 2295 break;
2270 2296
2271 default: 2297 default:
2272 debug_text_event(fsf_req->adapter->erp_dbf, 0, "xchg-port-ng"); 2298 debug_text_event(adapter->erp_dbf, 0, "xchg-port-ng");
2273 debug_event(fsf_req->adapter->erp_dbf, 0, 2299 debug_event(adapter->erp_dbf, 0,
2274 &fsf_req->qtcb->header.fsf_status, sizeof(u32)); 2300 &fsf_req->qtcb->header.fsf_status, sizeof(u32));
2275 } 2301 }
2276} 2302}
@@ -2312,7 +2338,7 @@ zfcp_fsf_open_port(struct zfcp_erp_action *erp_action)
2312 2338
2313 erp_action->fsf_req->qtcb->bottom.support.d_id = erp_action->port->d_id; 2339 erp_action->fsf_req->qtcb->bottom.support.d_id = erp_action->port->d_id;
2314 atomic_set_mask(ZFCP_STATUS_COMMON_OPENING, &erp_action->port->status); 2340 atomic_set_mask(ZFCP_STATUS_COMMON_OPENING, &erp_action->port->status);
2315 erp_action->fsf_req->data.open_port.port = erp_action->port; 2341 erp_action->fsf_req->data = (unsigned long) erp_action->port;
2316 erp_action->fsf_req->erp_action = erp_action; 2342 erp_action->fsf_req->erp_action = erp_action;
2317 2343
2318 /* start QDIO request for this FSF request */ 2344 /* start QDIO request for this FSF request */
@@ -2353,7 +2379,7 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req)
2353 struct fsf_qtcb_header *header; 2379 struct fsf_qtcb_header *header;
2354 u16 subtable, rule, counter; 2380 u16 subtable, rule, counter;
2355 2381
2356 port = fsf_req->data.open_port.port; 2382 port = (struct zfcp_port *) fsf_req->data;
2357 header = &fsf_req->qtcb->header; 2383 header = &fsf_req->qtcb->header;
2358 2384
2359 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { 2385 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) {
@@ -2566,7 +2592,7 @@ zfcp_fsf_close_port(struct zfcp_erp_action *erp_action)
2566 sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; 2592 sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
2567 2593
2568 atomic_set_mask(ZFCP_STATUS_COMMON_CLOSING, &erp_action->port->status); 2594 atomic_set_mask(ZFCP_STATUS_COMMON_CLOSING, &erp_action->port->status);
2569 erp_action->fsf_req->data.close_port.port = erp_action->port; 2595 erp_action->fsf_req->data = (unsigned long) erp_action->port;
2570 erp_action->fsf_req->erp_action = erp_action; 2596 erp_action->fsf_req->erp_action = erp_action;
2571 erp_action->fsf_req->qtcb->header.port_handle = 2597 erp_action->fsf_req->qtcb->header.port_handle =
2572 erp_action->port->handle; 2598 erp_action->port->handle;
@@ -2606,7 +2632,7 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req)
2606 int retval = -EINVAL; 2632 int retval = -EINVAL;
2607 struct zfcp_port *port; 2633 struct zfcp_port *port;
2608 2634
2609 port = fsf_req->data.close_port.port; 2635 port = (struct zfcp_port *) fsf_req->data;
2610 2636
2611 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { 2637 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) {
2612 /* don't change port status in our bookkeeping */ 2638 /* don't change port status in our bookkeeping */
@@ -2703,8 +2729,8 @@ zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action)
2703 atomic_set_mask(ZFCP_STATUS_PORT_PHYS_CLOSING, 2729 atomic_set_mask(ZFCP_STATUS_PORT_PHYS_CLOSING,
2704 &erp_action->port->status); 2730 &erp_action->port->status);
2705 /* save a pointer to this port */ 2731 /* save a pointer to this port */
2706 erp_action->fsf_req->data.close_physical_port.port = erp_action->port; 2732 erp_action->fsf_req->data = (unsigned long) erp_action->port;
2707 /* port to be closeed */ 2733 /* port to be closed */
2708 erp_action->fsf_req->qtcb->header.port_handle = 2734 erp_action->fsf_req->qtcb->header.port_handle =
2709 erp_action->port->handle; 2735 erp_action->port->handle;
2710 erp_action->fsf_req->erp_action = erp_action; 2736 erp_action->fsf_req->erp_action = erp_action;
@@ -2747,7 +2773,7 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req)
2747 struct fsf_qtcb_header *header; 2773 struct fsf_qtcb_header *header;
2748 u16 subtable, rule, counter; 2774 u16 subtable, rule, counter;
2749 2775
2750 port = fsf_req->data.close_physical_port.port; 2776 port = (struct zfcp_port *) fsf_req->data;
2751 header = &fsf_req->qtcb->header; 2777 header = &fsf_req->qtcb->header;
2752 2778
2753 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { 2779 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) {
@@ -2908,10 +2934,11 @@ zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action)
2908 erp_action->port->handle; 2934 erp_action->port->handle;
2909 erp_action->fsf_req->qtcb->bottom.support.fcp_lun = 2935 erp_action->fsf_req->qtcb->bottom.support.fcp_lun =
2910 erp_action->unit->fcp_lun; 2936 erp_action->unit->fcp_lun;
2937 if (!(erp_action->adapter->connection_features & FSF_FEATURE_NPIV_MODE))
2911 erp_action->fsf_req->qtcb->bottom.support.option = 2938 erp_action->fsf_req->qtcb->bottom.support.option =
2912 FSF_OPEN_LUN_SUPPRESS_BOXING; 2939 FSF_OPEN_LUN_SUPPRESS_BOXING;
2913 atomic_set_mask(ZFCP_STATUS_COMMON_OPENING, &erp_action->unit->status); 2940 atomic_set_mask(ZFCP_STATUS_COMMON_OPENING, &erp_action->unit->status);
2914 erp_action->fsf_req->data.open_unit.unit = erp_action->unit; 2941 erp_action->fsf_req->data = (unsigned long) erp_action->unit;
2915 erp_action->fsf_req->erp_action = erp_action; 2942 erp_action->fsf_req->erp_action = erp_action;
2916 2943
2917 /* start QDIO request for this FSF request */ 2944 /* start QDIO request for this FSF request */
@@ -2955,9 +2982,9 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
2955 struct fsf_qtcb_bottom_support *bottom; 2982 struct fsf_qtcb_bottom_support *bottom;
2956 struct fsf_queue_designator *queue_designator; 2983 struct fsf_queue_designator *queue_designator;
2957 u16 subtable, rule, counter; 2984 u16 subtable, rule, counter;
2958 u32 allowed, exclusive, readwrite; 2985 int exclusive, readwrite;
2959 2986
2960 unit = fsf_req->data.open_unit.unit; 2987 unit = (struct zfcp_unit *) fsf_req->data;
2961 2988
2962 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { 2989 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) {
2963 /* don't change unit status in our bookkeeping */ 2990 /* don't change unit status in our bookkeeping */
@@ -2969,10 +2996,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
2969 bottom = &fsf_req->qtcb->bottom.support; 2996 bottom = &fsf_req->qtcb->bottom.support;
2970 queue_designator = &header->fsf_status_qual.fsf_queue_designator; 2997 queue_designator = &header->fsf_status_qual.fsf_queue_designator;
2971 2998
2972 allowed = bottom->lun_access_info & FSF_UNIT_ACCESS_OPEN_LUN_ALLOWED;
2973 exclusive = bottom->lun_access_info & FSF_UNIT_ACCESS_EXCLUSIVE;
2974 readwrite = bottom->lun_access_info & FSF_UNIT_ACCESS_OUTBOUND_TRANSFER;
2975
2976 atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED | 2999 atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED |
2977 ZFCP_STATUS_UNIT_SHARED | 3000 ZFCP_STATUS_UNIT_SHARED |
2978 ZFCP_STATUS_UNIT_READONLY, 3001 ZFCP_STATUS_UNIT_READONLY,
@@ -3146,10 +3169,15 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req)
3146 unit->handle); 3169 unit->handle);
3147 /* mark unit as open */ 3170 /* mark unit as open */
3148 atomic_set_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status); 3171 atomic_set_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status);
3149 atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED | 3172
3150 ZFCP_STATUS_COMMON_ACCESS_BOXED, 3173 if (!(adapter->connection_features & FSF_FEATURE_NPIV_MODE) &&
3151 &unit->status); 3174 (adapter->adapter_features & FSF_FEATURE_LUN_SHARING) &&
3152 if (adapter->supported_features & FSF_FEATURE_LUN_SHARING){ 3175 (adapter->ccw_device->id.dev_model != ZFCP_DEVICE_MODEL_PRIV)) {
3176 exclusive = (bottom->lun_access_info &
3177 FSF_UNIT_ACCESS_EXCLUSIVE);
3178 readwrite = (bottom->lun_access_info &
3179 FSF_UNIT_ACCESS_OUTBOUND_TRANSFER);
3180
3153 if (!exclusive) 3181 if (!exclusive)
3154 atomic_set_mask(ZFCP_STATUS_UNIT_SHARED, 3182 atomic_set_mask(ZFCP_STATUS_UNIT_SHARED,
3155 &unit->status); 3183 &unit->status);
@@ -3242,7 +3270,7 @@ zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action)
3242 erp_action->port->handle; 3270 erp_action->port->handle;
3243 erp_action->fsf_req->qtcb->header.lun_handle = erp_action->unit->handle; 3271 erp_action->fsf_req->qtcb->header.lun_handle = erp_action->unit->handle;
3244 atomic_set_mask(ZFCP_STATUS_COMMON_CLOSING, &erp_action->unit->status); 3272 atomic_set_mask(ZFCP_STATUS_COMMON_CLOSING, &erp_action->unit->status);
3245 erp_action->fsf_req->data.close_unit.unit = erp_action->unit; 3273 erp_action->fsf_req->data = (unsigned long) erp_action->unit;
3246 erp_action->fsf_req->erp_action = erp_action; 3274 erp_action->fsf_req->erp_action = erp_action;
3247 3275
3248 /* start QDIO request for this FSF request */ 3276 /* start QDIO request for this FSF request */
@@ -3281,7 +3309,7 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req)
3281 int retval = -EINVAL; 3309 int retval = -EINVAL;
3282 struct zfcp_unit *unit; 3310 struct zfcp_unit *unit;
3283 3311
3284 unit = fsf_req->data.close_unit.unit; /* restore unit */ 3312 unit = (struct zfcp_unit *) fsf_req->data;
3285 3313
3286 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { 3314 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) {
3287 /* don't change unit status in our bookkeeping */ 3315 /* don't change unit status in our bookkeeping */
@@ -3305,9 +3333,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req)
3305 debug_text_event(fsf_req->adapter->erp_dbf, 1, 3333 debug_text_event(fsf_req->adapter->erp_dbf, 1,
3306 "fsf_s_phand_nv"); 3334 "fsf_s_phand_nv");
3307 zfcp_erp_adapter_reopen(unit->port->adapter, 0); 3335 zfcp_erp_adapter_reopen(unit->port->adapter, 0);
3308 zfcp_cmd_dbf_event_fsf("porthinv", fsf_req,
3309 &fsf_req->qtcb->header.fsf_status_qual,
3310 sizeof (union fsf_status_qual));
3311 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 3336 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3312 break; 3337 break;
3313 3338
@@ -3326,9 +3351,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req)
3326 debug_text_event(fsf_req->adapter->erp_dbf, 1, 3351 debug_text_event(fsf_req->adapter->erp_dbf, 1,
3327 "fsf_s_lhand_nv"); 3352 "fsf_s_lhand_nv");
3328 zfcp_erp_port_reopen(unit->port, 0); 3353 zfcp_erp_port_reopen(unit->port, 0);
3329 zfcp_cmd_dbf_event_fsf("lunhinv", fsf_req,
3330 &fsf_req->qtcb->header.fsf_status_qual,
3331 sizeof (union fsf_status_qual));
3332 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 3354 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3333 break; 3355 break;
3334 3356
@@ -3436,21 +3458,14 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter,
3436 goto failed_req_create; 3458 goto failed_req_create;
3437 } 3459 }
3438 3460
3439 /* 3461 zfcp_unit_get(unit);
3440 * associate FSF request with SCSI request 3462 fsf_req->unit = unit;
3441 * (need this for look up on abort)
3442 */
3443 fsf_req->data.send_fcp_command_task.fsf_req = fsf_req;
3444 scsi_cmnd->host_scribble = (char *) &(fsf_req->data);
3445 3463
3446 /* 3464 /* associate FSF request with SCSI request (for look up on abort) */
3447 * associate SCSI command with FSF request 3465 scsi_cmnd->host_scribble = (char *) fsf_req;
3448 * (need this for look up on normal command completion) 3466
3449 */ 3467 /* associate SCSI command with FSF request */
3450 fsf_req->data.send_fcp_command_task.scsi_cmnd = scsi_cmnd; 3468 fsf_req->data = (unsigned long) scsi_cmnd;
3451 fsf_req->data.send_fcp_command_task.start_jiffies = jiffies;
3452 fsf_req->data.send_fcp_command_task.unit = unit;
3453 ZFCP_LOG_DEBUG("unit=%p, fcp_lun=0x%016Lx\n", unit, unit->fcp_lun);
3454 3469
3455 /* set handles of unit and its parent port in QTCB */ 3470 /* set handles of unit and its parent port in QTCB */
3456 fsf_req->qtcb->header.lun_handle = unit->handle; 3471 fsf_req->qtcb->header.lun_handle = unit->handle;
@@ -3584,6 +3599,7 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter,
3584 send_failed: 3599 send_failed:
3585 no_fit: 3600 no_fit:
3586 failed_scsi_cmnd: 3601 failed_scsi_cmnd:
3602 zfcp_unit_put(unit);
3587 zfcp_fsf_req_free(fsf_req); 3603 zfcp_fsf_req_free(fsf_req);
3588 fsf_req = NULL; 3604 fsf_req = NULL;
3589 scsi_cmnd->host_scribble = NULL; 3605 scsi_cmnd->host_scribble = NULL;
@@ -3640,7 +3656,7 @@ zfcp_fsf_send_fcp_command_task_management(struct zfcp_adapter *adapter,
3640 * hold a pointer to the unit being target of this 3656 * hold a pointer to the unit being target of this
3641 * task management request 3657 * task management request
3642 */ 3658 */
3643 fsf_req->data.send_fcp_command_task_management.unit = unit; 3659 fsf_req->data = (unsigned long) unit;
3644 3660
3645 /* set FSF related fields in QTCB */ 3661 /* set FSF related fields in QTCB */
3646 fsf_req->qtcb->header.lun_handle = unit->handle; 3662 fsf_req->qtcb->header.lun_handle = unit->handle;
@@ -3706,9 +3722,9 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3706 header = &fsf_req->qtcb->header; 3722 header = &fsf_req->qtcb->header;
3707 3723
3708 if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT)) 3724 if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT))
3709 unit = fsf_req->data.send_fcp_command_task_management.unit; 3725 unit = (struct zfcp_unit *) fsf_req->data;
3710 else 3726 else
3711 unit = fsf_req->data.send_fcp_command_task.unit; 3727 unit = fsf_req->unit;
3712 3728
3713 if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)) { 3729 if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)) {
3714 /* go directly to calls of special handlers */ 3730 /* go directly to calls of special handlers */
@@ -3765,10 +3781,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3765 debug_text_event(fsf_req->adapter->erp_dbf, 1, 3781 debug_text_event(fsf_req->adapter->erp_dbf, 1,
3766 "fsf_s_hand_mis"); 3782 "fsf_s_hand_mis");
3767 zfcp_erp_adapter_reopen(unit->port->adapter, 0); 3783 zfcp_erp_adapter_reopen(unit->port->adapter, 0);
3768 zfcp_cmd_dbf_event_fsf("handmism",
3769 fsf_req,
3770 &header->fsf_status_qual,
3771 sizeof (union fsf_status_qual));
3772 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 3784 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3773 break; 3785 break;
3774 3786
@@ -3789,10 +3801,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3789 debug_text_exception(fsf_req->adapter->erp_dbf, 0, 3801 debug_text_exception(fsf_req->adapter->erp_dbf, 0,
3790 "fsf_s_class_nsup"); 3802 "fsf_s_class_nsup");
3791 zfcp_erp_adapter_shutdown(unit->port->adapter, 0); 3803 zfcp_erp_adapter_shutdown(unit->port->adapter, 0);
3792 zfcp_cmd_dbf_event_fsf("unsclass",
3793 fsf_req,
3794 &header->fsf_status_qual,
3795 sizeof (union fsf_status_qual));
3796 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 3804 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3797 break; 3805 break;
3798 3806
@@ -3811,10 +3819,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3811 debug_text_event(fsf_req->adapter->erp_dbf, 1, 3819 debug_text_event(fsf_req->adapter->erp_dbf, 1,
3812 "fsf_s_fcp_lun_nv"); 3820 "fsf_s_fcp_lun_nv");
3813 zfcp_erp_port_reopen(unit->port, 0); 3821 zfcp_erp_port_reopen(unit->port, 0);
3814 zfcp_cmd_dbf_event_fsf("fluninv",
3815 fsf_req,
3816 &header->fsf_status_qual,
3817 sizeof (union fsf_status_qual));
3818 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 3822 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3819 break; 3823 break;
3820 3824
@@ -3853,10 +3857,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3853 debug_text_event(fsf_req->adapter->erp_dbf, 0, 3857 debug_text_event(fsf_req->adapter->erp_dbf, 0,
3854 "fsf_s_dir_ind_nv"); 3858 "fsf_s_dir_ind_nv");
3855 zfcp_erp_adapter_shutdown(unit->port->adapter, 0); 3859 zfcp_erp_adapter_shutdown(unit->port->adapter, 0);
3856 zfcp_cmd_dbf_event_fsf("dirinv",
3857 fsf_req,
3858 &header->fsf_status_qual,
3859 sizeof (union fsf_status_qual));
3860 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 3860 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3861 break; 3861 break;
3862 3862
@@ -3872,10 +3872,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3872 debug_text_event(fsf_req->adapter->erp_dbf, 0, 3872 debug_text_event(fsf_req->adapter->erp_dbf, 0,
3873 "fsf_s_cmd_len_nv"); 3873 "fsf_s_cmd_len_nv");
3874 zfcp_erp_adapter_shutdown(unit->port->adapter, 0); 3874 zfcp_erp_adapter_shutdown(unit->port->adapter, 0);
3875 zfcp_cmd_dbf_event_fsf("cleninv",
3876 fsf_req,
3877 &header->fsf_status_qual,
3878 sizeof (union fsf_status_qual));
3879 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; 3875 fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR;
3880 break; 3876 break;
3881 3877
@@ -3947,6 +3943,8 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
3947 zfcp_fsf_send_fcp_command_task_management_handler(fsf_req); 3943 zfcp_fsf_send_fcp_command_task_management_handler(fsf_req);
3948 } else { 3944 } else {
3949 retval = zfcp_fsf_send_fcp_command_task_handler(fsf_req); 3945 retval = zfcp_fsf_send_fcp_command_task_handler(fsf_req);
3946 fsf_req->unit = NULL;
3947 zfcp_unit_put(unit);
3950 } 3948 }
3951 return retval; 3949 return retval;
3952} 3950}
@@ -3970,10 +3968,10 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
3970 u32 sns_len; 3968 u32 sns_len;
3971 char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu); 3969 char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu);
3972 unsigned long flags; 3970 unsigned long flags;
3973 struct zfcp_unit *unit = fsf_req->data.send_fcp_command_task.unit; 3971 struct zfcp_unit *unit = fsf_req->unit;
3974 3972
3975 read_lock_irqsave(&fsf_req->adapter->abort_lock, flags); 3973 read_lock_irqsave(&fsf_req->adapter->abort_lock, flags);
3976 scpnt = fsf_req->data.send_fcp_command_task.scsi_cmnd; 3974 scpnt = (struct scsi_cmnd *) fsf_req->data;
3977 if (unlikely(!scpnt)) { 3975 if (unlikely(!scpnt)) {
3978 ZFCP_LOG_DEBUG 3976 ZFCP_LOG_DEBUG
3979 ("Command with fsf_req %p is not associated to " 3977 ("Command with fsf_req %p is not associated to "
@@ -4043,7 +4041,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
4043 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG, 4041 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
4044 (char *) &fsf_req->qtcb-> 4042 (char *) &fsf_req->qtcb->
4045 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE); 4043 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE);
4046 zfcp_cmd_dbf_event_fsf("clenmis", fsf_req, NULL, 0);
4047 set_host_byte(&scpnt->result, DID_ERROR); 4044 set_host_byte(&scpnt->result, DID_ERROR);
4048 goto skip_fsfstatus; 4045 goto skip_fsfstatus;
4049 case RSP_CODE_FIELD_INVALID: 4046 case RSP_CODE_FIELD_INVALID:
@@ -4062,7 +4059,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
4062 (char *) &fsf_req->qtcb-> 4059 (char *) &fsf_req->qtcb->
4063 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE); 4060 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE);
4064 set_host_byte(&scpnt->result, DID_ERROR); 4061 set_host_byte(&scpnt->result, DID_ERROR);
4065 zfcp_cmd_dbf_event_fsf("codeinv", fsf_req, NULL, 0);
4066 goto skip_fsfstatus; 4062 goto skip_fsfstatus;
4067 case RSP_CODE_RO_MISMATCH: 4063 case RSP_CODE_RO_MISMATCH:
4068 /* hardware bug */ 4064 /* hardware bug */
@@ -4079,7 +4075,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
4079 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG, 4075 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
4080 (char *) &fsf_req->qtcb-> 4076 (char *) &fsf_req->qtcb->
4081 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE); 4077 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE);
4082 zfcp_cmd_dbf_event_fsf("codemism", fsf_req, NULL, 0);
4083 set_host_byte(&scpnt->result, DID_ERROR); 4078 set_host_byte(&scpnt->result, DID_ERROR);
4084 goto skip_fsfstatus; 4079 goto skip_fsfstatus;
4085 default: 4080 default:
@@ -4096,7 +4091,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
4096 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG, 4091 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG,
4097 (char *) &fsf_req->qtcb-> 4092 (char *) &fsf_req->qtcb->
4098 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE); 4093 bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE);
4099 zfcp_cmd_dbf_event_fsf("undeffcp", fsf_req, NULL, 0);
4100 set_host_byte(&scpnt->result, DID_ERROR); 4094 set_host_byte(&scpnt->result, DID_ERROR);
4101 goto skip_fsfstatus; 4095 goto skip_fsfstatus;
4102 } 4096 }
@@ -4158,19 +4152,17 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
4158 skip_fsfstatus: 4152 skip_fsfstatus:
4159 ZFCP_LOG_DEBUG("scpnt->result =0x%x\n", scpnt->result); 4153 ZFCP_LOG_DEBUG("scpnt->result =0x%x\n", scpnt->result);
4160 4154
4161 zfcp_cmd_dbf_event_scsi("response", scpnt); 4155 if (scpnt->result != 0)
4156 zfcp_scsi_dbf_event_result("erro", 3, fsf_req->adapter, scpnt);
4157 else if (scpnt->retries > 0)
4158 zfcp_scsi_dbf_event_result("retr", 4, fsf_req->adapter, scpnt);
4159 else
4160 zfcp_scsi_dbf_event_result("norm", 6, fsf_req->adapter, scpnt);
4162 4161
4163 /* cleanup pointer (need this especially for abort) */ 4162 /* cleanup pointer (need this especially for abort) */
4164 scpnt->host_scribble = NULL; 4163 scpnt->host_scribble = NULL;
4165 4164
4166 /*
4167 * NOTE:
4168 * according to the outcome of a discussion on linux-scsi we
4169 * don't need to grab the io_request_lock here since we use
4170 * the new eh
4171 */
4172 /* always call back */ 4165 /* always call back */
4173
4174 (scpnt->scsi_done) (scpnt); 4166 (scpnt->scsi_done) (scpnt);
4175 4167
4176 /* 4168 /*
@@ -4198,8 +4190,7 @@ zfcp_fsf_send_fcp_command_task_management_handler(struct zfcp_fsf_req *fsf_req)
4198 struct fcp_rsp_iu *fcp_rsp_iu = (struct fcp_rsp_iu *) 4190 struct fcp_rsp_iu *fcp_rsp_iu = (struct fcp_rsp_iu *)
4199 &(fsf_req->qtcb->bottom.io.fcp_rsp); 4191 &(fsf_req->qtcb->bottom.io.fcp_rsp);
4200 char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu); 4192 char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu);
4201 struct zfcp_unit *unit = 4193 struct zfcp_unit *unit = (struct zfcp_unit *) fsf_req->data;
4202 fsf_req->data.send_fcp_command_task_management.unit;
4203 4194
4204 del_timer(&fsf_req->adapter->scsi_er_timer); 4195 del_timer(&fsf_req->adapter->scsi_er_timer);
4205 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { 4196 if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) {
@@ -4276,7 +4267,7 @@ zfcp_fsf_control_file(struct zfcp_adapter *adapter,
4276 int direction; 4267 int direction;
4277 int retval = 0; 4268 int retval = 0;
4278 4269
4279 if (!(adapter->supported_features & FSF_FEATURE_CFDC)) { 4270 if (!(adapter->adapter_features & FSF_FEATURE_CFDC)) {
4280 ZFCP_LOG_INFO("cfdc not supported (adapter %s)\n", 4271 ZFCP_LOG_INFO("cfdc not supported (adapter %s)\n",
4281 zfcp_get_busid_by_adapter(adapter)); 4272 zfcp_get_busid_by_adapter(adapter));
4282 retval = -EOPNOTSUPP; 4273 retval = -EOPNOTSUPP;
@@ -4549,52 +4540,6 @@ skip_fsfstatus:
4549 return retval; 4540 return retval;
4550} 4541}
4551 4542
4552
4553/*
4554 * function: zfcp_fsf_req_wait_and_cleanup
4555 *
4556 * purpose:
4557 *
4558 * FIXME(design): signal seems to be <0 !!!
4559 * returns: 0 - request completed (*status is valid), cleanup succ.
4560 * <0 - request completed (*status is valid), cleanup failed
4561 * >0 - signal which interrupted waiting (*status invalid),
4562 * request not completed, no cleanup
4563 *
4564 * *status is a copy of status of completed fsf_req
4565 */
4566int
4567zfcp_fsf_req_wait_and_cleanup(struct zfcp_fsf_req *fsf_req,
4568 int interruptible, u32 * status)
4569{
4570 int retval = 0;
4571 int signal = 0;
4572
4573 if (interruptible) {
4574 __wait_event_interruptible(fsf_req->completion_wq,
4575 fsf_req->status &
4576 ZFCP_STATUS_FSFREQ_COMPLETED,
4577 signal);
4578 if (signal) {
4579 ZFCP_LOG_DEBUG("Caught signal %i while waiting for the "
4580 "completion of the request at %p\n",
4581 signal, fsf_req);
4582 retval = signal;
4583 goto out;
4584 }
4585 } else {
4586 __wait_event(fsf_req->completion_wq,
4587 fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED);
4588 }
4589
4590 *status = fsf_req->status;
4591
4592 /* cleanup request */
4593 zfcp_fsf_req_free(fsf_req);
4594 out:
4595 return retval;
4596}
4597
4598static inline int 4543static inline int
4599zfcp_fsf_req_sbal_check(unsigned long *flags, 4544zfcp_fsf_req_sbal_check(unsigned long *flags,
4600 struct zfcp_qdio_queue *queue, int needed) 4545 struct zfcp_qdio_queue *queue, int needed)
@@ -4610,15 +4555,16 @@ zfcp_fsf_req_sbal_check(unsigned long *flags,
4610 * set qtcb pointer in fsf_req and initialize QTCB 4555 * set qtcb pointer in fsf_req and initialize QTCB
4611 */ 4556 */
4612static inline void 4557static inline void
4613zfcp_fsf_req_qtcb_init(struct zfcp_fsf_req *fsf_req, u32 fsf_cmd) 4558zfcp_fsf_req_qtcb_init(struct zfcp_fsf_req *fsf_req)
4614{ 4559{
4615 if (likely(fsf_req->qtcb != NULL)) { 4560 if (likely(fsf_req->qtcb != NULL)) {
4561 fsf_req->qtcb->prefix.req_seq_no = fsf_req->adapter->fsf_req_seq_no;
4616 fsf_req->qtcb->prefix.req_id = (unsigned long)fsf_req; 4562 fsf_req->qtcb->prefix.req_id = (unsigned long)fsf_req;
4617 fsf_req->qtcb->prefix.ulp_info = ZFCP_ULP_INFO_VERSION; 4563 fsf_req->qtcb->prefix.ulp_info = ZFCP_ULP_INFO_VERSION;
4618 fsf_req->qtcb->prefix.qtcb_type = fsf_qtcb_type[fsf_cmd]; 4564 fsf_req->qtcb->prefix.qtcb_type = fsf_qtcb_type[fsf_req->fsf_command];
4619 fsf_req->qtcb->prefix.qtcb_version = ZFCP_QTCB_VERSION; 4565 fsf_req->qtcb->prefix.qtcb_version = ZFCP_QTCB_VERSION;
4620 fsf_req->qtcb->header.req_handle = (unsigned long)fsf_req; 4566 fsf_req->qtcb->header.req_handle = (unsigned long)fsf_req;
4621 fsf_req->qtcb->header.fsf_command = fsf_cmd; 4567 fsf_req->qtcb->header.fsf_command = fsf_req->fsf_command;
4622 } 4568 }
4623} 4569}
4624 4570
@@ -4686,7 +4632,10 @@ zfcp_fsf_req_create(struct zfcp_adapter *adapter, u32 fsf_cmd, int req_flags,
4686 goto failed_fsf_req; 4632 goto failed_fsf_req;
4687 } 4633 }
4688 4634
4689 zfcp_fsf_req_qtcb_init(fsf_req, fsf_cmd); 4635 fsf_req->adapter = adapter;
4636 fsf_req->fsf_command = fsf_cmd;
4637
4638 zfcp_fsf_req_qtcb_init(fsf_req);
4690 4639
4691 /* initialize waitqueue which may be used to wait on 4640 /* initialize waitqueue which may be used to wait on
4692 this request completion */ 4641 this request completion */
@@ -4708,8 +4657,10 @@ zfcp_fsf_req_create(struct zfcp_adapter *adapter, u32 fsf_cmd, int req_flags,
4708 goto failed_sbals; 4657 goto failed_sbals;
4709 } 4658 }
4710 4659
4711 fsf_req->adapter = adapter; /* pointer to "parent" adapter */ 4660 if (fsf_req->qtcb) {
4712 fsf_req->fsf_command = fsf_cmd; 4661 fsf_req->seq_no = adapter->fsf_req_seq_no;
4662 fsf_req->qtcb->prefix.req_seq_no = adapter->fsf_req_seq_no;
4663 }
4713 fsf_req->sbal_number = 1; 4664 fsf_req->sbal_number = 1;
4714 fsf_req->sbal_first = req_queue->free_index; 4665 fsf_req->sbal_first = req_queue->free_index;
4715 fsf_req->sbal_curr = req_queue->free_index; 4666 fsf_req->sbal_curr = req_queue->free_index;
@@ -4760,9 +4711,9 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer)
4760 struct zfcp_adapter *adapter; 4711 struct zfcp_adapter *adapter;
4761 struct zfcp_qdio_queue *req_queue; 4712 struct zfcp_qdio_queue *req_queue;
4762 volatile struct qdio_buffer_element *sbale; 4713 volatile struct qdio_buffer_element *sbale;
4714 int inc_seq_no;
4763 int new_distance_from_int; 4715 int new_distance_from_int;
4764 unsigned long flags; 4716 unsigned long flags;
4765 int inc_seq_no = 1;
4766 int retval = 0; 4717 int retval = 0;
4767 4718
4768 adapter = fsf_req->adapter; 4719 adapter = fsf_req->adapter;
@@ -4776,23 +4727,13 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer)
4776 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE, (char *) sbale[1].addr, 4727 ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE, (char *) sbale[1].addr,
4777 sbale[1].length); 4728 sbale[1].length);
4778 4729
4779 /* set sequence counter in QTCB */
4780 if (likely(fsf_req->qtcb)) {
4781 fsf_req->qtcb->prefix.req_seq_no = adapter->fsf_req_seq_no;
4782 fsf_req->seq_no = adapter->fsf_req_seq_no;
4783 ZFCP_LOG_TRACE("FSF request %p of adapter %s gets "
4784 "FSF sequence counter value of %i\n",
4785 fsf_req,
4786 zfcp_get_busid_by_adapter(adapter),
4787 fsf_req->qtcb->prefix.req_seq_no);
4788 } else
4789 inc_seq_no = 0;
4790
4791 /* put allocated FSF request at list tail */ 4730 /* put allocated FSF request at list tail */
4792 spin_lock_irqsave(&adapter->fsf_req_list_lock, flags); 4731 spin_lock_irqsave(&adapter->fsf_req_list_lock, flags);
4793 list_add_tail(&fsf_req->list, &adapter->fsf_req_list_head); 4732 list_add_tail(&fsf_req->list, &adapter->fsf_req_list_head);
4794 spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); 4733 spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags);
4795 4734
4735 inc_seq_no = (fsf_req->qtcb != NULL);
4736
4796 /* figure out expiration time of timeout and start timeout */ 4737 /* figure out expiration time of timeout and start timeout */
4797 if (unlikely(timer)) { 4738 if (unlikely(timer)) {
4798 timer->expires += jiffies; 4739 timer->expires += jiffies;
@@ -4822,6 +4763,8 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer)
4822 req_queue->free_index %= QDIO_MAX_BUFFERS_PER_Q; /* wrap if needed */ 4763 req_queue->free_index %= QDIO_MAX_BUFFERS_PER_Q; /* wrap if needed */
4823 new_distance_from_int = zfcp_qdio_determine_pci(req_queue, fsf_req); 4764 new_distance_from_int = zfcp_qdio_determine_pci(req_queue, fsf_req);
4824 4765
4766 fsf_req->issued = get_clock();
4767
4825 retval = do_QDIO(adapter->ccw_device, 4768 retval = do_QDIO(adapter->ccw_device,
4826 QDIO_FLAG_SYNC_OUTPUT, 4769 QDIO_FLAG_SYNC_OUTPUT,
4827 0, fsf_req->sbal_first, fsf_req->sbal_number, NULL); 4770 0, fsf_req->sbal_first, fsf_req->sbal_number, NULL);
@@ -4860,15 +4803,11 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer)
4860 * routines resulting in missing sequence counter values 4803 * routines resulting in missing sequence counter values
4861 * otherwise, 4804 * otherwise,
4862 */ 4805 */
4806
4863 /* Don't increase for unsolicited status */ 4807 /* Don't increase for unsolicited status */
4864 if (likely(inc_seq_no)) { 4808 if (inc_seq_no)
4865 adapter->fsf_req_seq_no++; 4809 adapter->fsf_req_seq_no++;
4866 ZFCP_LOG_TRACE 4810
4867 ("FSF sequence counter value of adapter %s "
4868 "increased to %i\n",
4869 zfcp_get_busid_by_adapter(adapter),
4870 adapter->fsf_req_seq_no);
4871 }
4872 /* count FSF requests pending */ 4811 /* count FSF requests pending */
4873 atomic_inc(&adapter->fsf_reqs_active); 4812 atomic_inc(&adapter->fsf_reqs_active);
4874 } 4813 }
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-24 04:19:00 -0500