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45#include <linux/module.h>
46#include <linux/kernel.h>
47#include <linux/init.h>
48#include <linux/errno.h>
49#include <linux/blkdev.h>
50#include <linux/sched.h>
51#include <linux/workqueue.h>
52#include <linux/delay.h>
53#include <linux/pci.h>
54#include <linux/interrupt.h>
55#include <linux/aer.h>
56#include <linux/raid_class.h>
57#include <asm/unaligned.h>
58
59#include "mpt3sas_base.h"
60
61#define RAID_CHANNEL 1
62
63static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
64 struct _sas_node *sas_expander);
65static void _firmware_event_work(struct work_struct *work);
66
67static void _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
68 struct _sas_device *sas_device);
69static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle,
70 u8 retry_count, u8 is_pd);
71
72static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid);
73
74
75LIST_HEAD(mpt3sas_ioc_list);
76
77DEFINE_SPINLOCK(gioc_lock);
78
79MODULE_AUTHOR(MPT3SAS_AUTHOR);
80MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION);
81MODULE_LICENSE("GPL");
82MODULE_VERSION(MPT3SAS_DRIVER_VERSION);
83MODULE_ALIAS("mpt2sas");
84
85
86static u8 scsi_io_cb_idx = -1;
87static u8 tm_cb_idx = -1;
88static u8 ctl_cb_idx = -1;
89static u8 base_cb_idx = -1;
90static u8 port_enable_cb_idx = -1;
91static u8 transport_cb_idx = -1;
92static u8 scsih_cb_idx = -1;
93static u8 config_cb_idx = -1;
94static int mpt2_ids;
95static int mpt3_ids;
96
97static u8 tm_tr_cb_idx = -1 ;
98static u8 tm_tr_volume_cb_idx = -1 ;
99static u8 tm_sas_control_cb_idx = -1;
100
101
102static u32 logging_level;
103MODULE_PARM_DESC(logging_level,
104 " bits for enabling additional logging info (default=0)");
105
106
107static ushort max_sectors = 0xFFFF;
108module_param(max_sectors, ushort, 0);
109MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 32767 default=32767");
110
111
112static int missing_delay[2] = {-1, -1};
113module_param_array(missing_delay, int, NULL, 0);
114MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay");
115
116
117#define MPT3SAS_MAX_LUN (16895)
118static u64 max_lun = MPT3SAS_MAX_LUN;
119module_param(max_lun, ullong, 0);
120MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
121
122static ushort hbas_to_enumerate;
123module_param(hbas_to_enumerate, ushort, 0);
124MODULE_PARM_DESC(hbas_to_enumerate,
125 " 0 - enumerates both SAS 2.0 & SAS 3.0 generation HBAs\n \
126 1 - enumerates only SAS 2.0 generation HBAs\n \
127 2 - enumerates only SAS 3.0 generation HBAs (default=0)");
128
129
130
131
132
133
134
135
136static int diag_buffer_enable = -1;
137module_param(diag_buffer_enable, int, 0);
138MODULE_PARM_DESC(diag_buffer_enable,
139 " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)");
140static int disable_discovery = -1;
141module_param(disable_discovery, int, 0);
142MODULE_PARM_DESC(disable_discovery, " disable discovery ");
143
144
145
146static int prot_mask = -1;
147module_param(prot_mask, int, 0);
148MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 ");
149
150
151
152struct raid_template *mpt3sas_raid_template;
153struct raid_template *mpt2sas_raid_template;
154
155
156
157
158
159
160
161
162struct sense_info {
163 u8 skey;
164 u8 asc;
165 u8 ascq;
166};
167
168#define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB)
169#define MPT3SAS_TURN_ON_PFA_LED (0xFFFC)
170#define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD)
171#define MPT3SAS_ABRT_TASK_SET (0xFFFE)
172#define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF)
173
174
175
176
177
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180
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182
183
184
185
186
187
188struct fw_event_work {
189 struct list_head list;
190 struct work_struct work;
191 u8 cancel_pending_work;
192 struct delayed_work delayed_work;
193
194 struct MPT3SAS_ADAPTER *ioc;
195 u16 device_handle;
196 u8 VF_ID;
197 u8 VP_ID;
198 u8 ignore;
199 u16 event;
200 struct kref refcount;
201 char event_data[0] __aligned(4);
202};
203
204static void fw_event_work_free(struct kref *r)
205{
206 kfree(container_of(r, struct fw_event_work, refcount));
207}
208
209static void fw_event_work_get(struct fw_event_work *fw_work)
210{
211 kref_get(&fw_work->refcount);
212}
213
214static void fw_event_work_put(struct fw_event_work *fw_work)
215{
216 kref_put(&fw_work->refcount, fw_event_work_free);
217}
218
219static struct fw_event_work *alloc_fw_event_work(int len)
220{
221 struct fw_event_work *fw_event;
222
223 fw_event = kzalloc(sizeof(*fw_event) + len, GFP_ATOMIC);
224 if (!fw_event)
225 return NULL;
226
227 kref_init(&fw_event->refcount);
228 return fw_event;
229}
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255
256struct _scsi_io_transfer {
257 u16 handle;
258 u8 is_raid;
259 enum dma_data_direction dir;
260 u32 data_length;
261 dma_addr_t data_dma;
262 u8 sense[SCSI_SENSE_BUFFERSIZE];
263 u32 lun;
264 u8 cdb_length;
265 u8 cdb[32];
266 u8 timeout;
267 u8 VF_ID;
268 u8 VP_ID;
269 u8 valid_reply;
270
271 u32 sense_length;
272 u16 ioc_status;
273 u8 scsi_state;
274 u8 scsi_status;
275 u32 log_info;
276 u32 transfer_length;
277};
278
279
280
281
282
283
284static int
285_scsih_set_debug_level(const char *val, struct kernel_param *kp)
286{
287 int ret = param_set_int(val, kp);
288 struct MPT3SAS_ADAPTER *ioc;
289
290 if (ret)
291 return ret;
292
293 pr_info("setting logging_level(0x%08x)\n", logging_level);
294 spin_lock(&gioc_lock);
295 list_for_each_entry(ioc, &mpt3sas_ioc_list, list)
296 ioc->logging_level = logging_level;
297 spin_unlock(&gioc_lock);
298 return 0;
299}
300module_param_call(logging_level, _scsih_set_debug_level, param_get_int,
301 &logging_level, 0644);
302
303
304
305
306
307
308
309
310static inline int
311_scsih_srch_boot_sas_address(u64 sas_address,
312 Mpi2BootDeviceSasWwid_t *boot_device)
313{
314 return (sas_address == le64_to_cpu(boot_device->SASAddress)) ? 1 : 0;
315}
316
317
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320
321
322
323
324static inline int
325_scsih_srch_boot_device_name(u64 device_name,
326 Mpi2BootDeviceDeviceName_t *boot_device)
327{
328 return (device_name == le64_to_cpu(boot_device->DeviceName)) ? 1 : 0;
329}
330
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332
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335
336
337
338
339static inline int
340_scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number,
341 Mpi2BootDeviceEnclosureSlot_t *boot_device)
342{
343 return (enclosure_logical_id == le64_to_cpu(boot_device->
344 EnclosureLogicalID) && slot_number == le16_to_cpu(boot_device->
345 SlotNumber)) ? 1 : 0;
346}
347
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357
358
359static int
360_scsih_is_boot_device(u64 sas_address, u64 device_name,
361 u64 enclosure_logical_id, u16 slot, u8 form,
362 Mpi2BiosPage2BootDevice_t *boot_device)
363{
364 int rc = 0;
365
366 switch (form) {
367 case MPI2_BIOSPAGE2_FORM_SAS_WWID:
368 if (!sas_address)
369 break;
370 rc = _scsih_srch_boot_sas_address(
371 sas_address, &boot_device->SasWwid);
372 break;
373 case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT:
374 if (!enclosure_logical_id)
375 break;
376 rc = _scsih_srch_boot_encl_slot(
377 enclosure_logical_id,
378 slot, &boot_device->EnclosureSlot);
379 break;
380 case MPI2_BIOSPAGE2_FORM_DEVICE_NAME:
381 if (!device_name)
382 break;
383 rc = _scsih_srch_boot_device_name(
384 device_name, &boot_device->DeviceName);
385 break;
386 case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED:
387 break;
388 }
389
390 return rc;
391}
392
393
394
395
396
397
398
399
400static int
401_scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle,
402 u64 *sas_address)
403{
404 Mpi2SasDevicePage0_t sas_device_pg0;
405 Mpi2ConfigReply_t mpi_reply;
406 u32 ioc_status;
407
408 *sas_address = 0;
409
410 if (handle <= ioc->sas_hba.num_phys) {
411 *sas_address = ioc->sas_hba.sas_address;
412 return 0;
413 }
414
415 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
416 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
417 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
418 __FILE__, __LINE__, __func__);
419 return -ENXIO;
420 }
421
422 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
423 if (ioc_status == MPI2_IOCSTATUS_SUCCESS) {
424 *sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
425 return 0;
426 }
427
428
429 if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE)
430 return -ENXIO;
431
432
433 pr_err(MPT3SAS_FMT
434 "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n",
435 ioc->name, handle, ioc_status,
436 __FILE__, __LINE__, __func__);
437 return -EIO;
438}
439
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450
451
452
453static void
454_scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
455 void *device, u8 is_raid)
456{
457 struct _sas_device *sas_device;
458 struct _raid_device *raid_device;
459 u64 sas_address;
460 u64 device_name;
461 u64 enclosure_logical_id;
462 u16 slot;
463
464
465 if (!ioc->is_driver_loading)
466 return;
467
468
469 if (!ioc->bios_pg3.BiosVersion)
470 return;
471
472 if (!is_raid) {
473 sas_device = device;
474 sas_address = sas_device->sas_address;
475 device_name = sas_device->device_name;
476 enclosure_logical_id = sas_device->enclosure_logical_id;
477 slot = sas_device->slot;
478 } else {
479 raid_device = device;
480 sas_address = raid_device->wwid;
481 device_name = 0;
482 enclosure_logical_id = 0;
483 slot = 0;
484 }
485
486 if (!ioc->req_boot_device.device) {
487 if (_scsih_is_boot_device(sas_address, device_name,
488 enclosure_logical_id, slot,
489 (ioc->bios_pg2.ReqBootDeviceForm &
490 MPI2_BIOSPAGE2_FORM_MASK),
491 &ioc->bios_pg2.RequestedBootDevice)) {
492 dinitprintk(ioc, pr_info(MPT3SAS_FMT
493 "%s: req_boot_device(0x%016llx)\n",
494 ioc->name, __func__,
495 (unsigned long long)sas_address));
496 ioc->req_boot_device.device = device;
497 ioc->req_boot_device.is_raid = is_raid;
498 }
499 }
500
501 if (!ioc->req_alt_boot_device.device) {
502 if (_scsih_is_boot_device(sas_address, device_name,
503 enclosure_logical_id, slot,
504 (ioc->bios_pg2.ReqAltBootDeviceForm &
505 MPI2_BIOSPAGE2_FORM_MASK),
506 &ioc->bios_pg2.RequestedAltBootDevice)) {
507 dinitprintk(ioc, pr_info(MPT3SAS_FMT
508 "%s: req_alt_boot_device(0x%016llx)\n",
509 ioc->name, __func__,
510 (unsigned long long)sas_address));
511 ioc->req_alt_boot_device.device = device;
512 ioc->req_alt_boot_device.is_raid = is_raid;
513 }
514 }
515
516 if (!ioc->current_boot_device.device) {
517 if (_scsih_is_boot_device(sas_address, device_name,
518 enclosure_logical_id, slot,
519 (ioc->bios_pg2.CurrentBootDeviceForm &
520 MPI2_BIOSPAGE2_FORM_MASK),
521 &ioc->bios_pg2.CurrentBootDevice)) {
522 dinitprintk(ioc, pr_info(MPT3SAS_FMT
523 "%s: current_boot_device(0x%016llx)\n",
524 ioc->name, __func__,
525 (unsigned long long)sas_address));
526 ioc->current_boot_device.device = device;
527 ioc->current_boot_device.is_raid = is_raid;
528 }
529 }
530}
531
532static struct _sas_device *
533__mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
534 struct MPT3SAS_TARGET *tgt_priv)
535{
536 struct _sas_device *ret;
537
538 assert_spin_locked(&ioc->sas_device_lock);
539
540 ret = tgt_priv->sdev;
541 if (ret)
542 sas_device_get(ret);
543
544 return ret;
545}
546
547static struct _sas_device *
548mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
549 struct MPT3SAS_TARGET *tgt_priv)
550{
551 struct _sas_device *ret;
552 unsigned long flags;
553
554 spin_lock_irqsave(&ioc->sas_device_lock, flags);
555 ret = __mpt3sas_get_sdev_from_target(ioc, tgt_priv);
556 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
557
558 return ret;
559}
560
561
562struct _sas_device *
563__mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc,
564 u64 sas_address)
565{
566 struct _sas_device *sas_device;
567
568 assert_spin_locked(&ioc->sas_device_lock);
569
570 list_for_each_entry(sas_device, &ioc->sas_device_list, list)
571 if (sas_device->sas_address == sas_address)
572 goto found_device;
573
574 list_for_each_entry(sas_device, &ioc->sas_device_init_list, list)
575 if (sas_device->sas_address == sas_address)
576 goto found_device;
577
578 return NULL;
579
580found_device:
581 sas_device_get(sas_device);
582 return sas_device;
583}
584
585
586
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588
589
590
591
592
593
594struct _sas_device *
595mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc,
596 u64 sas_address)
597{
598 struct _sas_device *sas_device;
599 unsigned long flags;
600
601 spin_lock_irqsave(&ioc->sas_device_lock, flags);
602 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
603 sas_address);
604 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
605
606 return sas_device;
607}
608
609static struct _sas_device *
610__mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
611{
612 struct _sas_device *sas_device;
613
614 assert_spin_locked(&ioc->sas_device_lock);
615
616 list_for_each_entry(sas_device, &ioc->sas_device_list, list)
617 if (sas_device->handle == handle)
618 goto found_device;
619
620 list_for_each_entry(sas_device, &ioc->sas_device_init_list, list)
621 if (sas_device->handle == handle)
622 goto found_device;
623
624 return NULL;
625
626found_device:
627 sas_device_get(sas_device);
628 return sas_device;
629}
630
631
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633
634
635
636
637
638
639
640static struct _sas_device *
641mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
642{
643 struct _sas_device *sas_device;
644 unsigned long flags;
645
646 spin_lock_irqsave(&ioc->sas_device_lock, flags);
647 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
648 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
649
650 return sas_device;
651}
652
653
654
655
656
657
658
659
660
661static void
662_scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc,
663 struct _sas_device *sas_device)
664{
665 unsigned long flags;
666
667 if (!sas_device)
668 return;
669 pr_info(MPT3SAS_FMT
670 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
671 ioc->name, sas_device->handle,
672 (unsigned long long) sas_device->sas_address);
673
674 if (sas_device->enclosure_handle != 0)
675 pr_info(MPT3SAS_FMT
676 "removing enclosure logical id(0x%016llx), slot(%d)\n",
677 ioc->name, (unsigned long long)
678 sas_device->enclosure_logical_id, sas_device->slot);
679
680 if (sas_device->connector_name[0] != '\0')
681 pr_info(MPT3SAS_FMT
682 "removing enclosure level(0x%04x), connector name( %s)\n",
683 ioc->name, sas_device->enclosure_level,
684 sas_device->connector_name);
685
686
687
688
689
690 spin_lock_irqsave(&ioc->sas_device_lock, flags);
691 if (!list_empty(&sas_device->list)) {
692 list_del_init(&sas_device->list);
693 sas_device_put(sas_device);
694 }
695 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
696}
697
698
699
700
701
702
703
704
705static void
706_scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
707{
708 struct _sas_device *sas_device;
709 unsigned long flags;
710
711 if (ioc->shost_recovery)
712 return;
713
714 spin_lock_irqsave(&ioc->sas_device_lock, flags);
715 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
716 if (sas_device) {
717 list_del_init(&sas_device->list);
718 sas_device_put(sas_device);
719 }
720 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
721 if (sas_device) {
722 _scsih_remove_device(ioc, sas_device);
723 sas_device_put(sas_device);
724 }
725}
726
727
728
729
730
731
732
733
734void
735mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
736 u64 sas_address)
737{
738 struct _sas_device *sas_device;
739 unsigned long flags;
740
741 if (ioc->shost_recovery)
742 return;
743
744 spin_lock_irqsave(&ioc->sas_device_lock, flags);
745 sas_device = __mpt3sas_get_sdev_by_addr(ioc, sas_address);
746 if (sas_device) {
747 list_del_init(&sas_device->list);
748 sas_device_put(sas_device);
749 }
750 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
751 if (sas_device) {
752 _scsih_remove_device(ioc, sas_device);
753 sas_device_put(sas_device);
754 }
755}
756
757
758
759
760
761
762
763
764
765static void
766_scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc,
767 struct _sas_device *sas_device)
768{
769 unsigned long flags;
770
771 dewtprintk(ioc, pr_info(MPT3SAS_FMT
772 "%s: handle(0x%04x), sas_addr(0x%016llx)\n",
773 ioc->name, __func__, sas_device->handle,
774 (unsigned long long)sas_device->sas_address));
775
776 if (sas_device->enclosure_handle != 0)
777 dewtprintk(ioc, pr_info(MPT3SAS_FMT
778 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
779 ioc->name, __func__, (unsigned long long)
780 sas_device->enclosure_logical_id, sas_device->slot));
781
782 if (sas_device->connector_name[0] != '\0')
783 dewtprintk(ioc, pr_info(MPT3SAS_FMT
784 "%s: enclosure level(0x%04x), connector name( %s)\n",
785 ioc->name, __func__,
786 sas_device->enclosure_level, sas_device->connector_name));
787
788 spin_lock_irqsave(&ioc->sas_device_lock, flags);
789 sas_device_get(sas_device);
790 list_add_tail(&sas_device->list, &ioc->sas_device_list);
791 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
792
793 if (!mpt3sas_transport_port_add(ioc, sas_device->handle,
794 sas_device->sas_address_parent)) {
795 _scsih_sas_device_remove(ioc, sas_device);
796 } else if (!sas_device->starget) {
797
798
799
800
801
802 if (!ioc->is_driver_loading) {
803 mpt3sas_transport_port_remove(ioc,
804 sas_device->sas_address,
805 sas_device->sas_address_parent);
806 _scsih_sas_device_remove(ioc, sas_device);
807 }
808 }
809}
810
811
812
813
814
815
816
817
818
819static void
820_scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc,
821 struct _sas_device *sas_device)
822{
823 unsigned long flags;
824
825 dewtprintk(ioc, pr_info(MPT3SAS_FMT
826 "%s: handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name,
827 __func__, sas_device->handle,
828 (unsigned long long)sas_device->sas_address));
829
830 if (sas_device->enclosure_handle != 0)
831 dewtprintk(ioc, pr_info(MPT3SAS_FMT
832 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
833 ioc->name, __func__, (unsigned long long)
834 sas_device->enclosure_logical_id, sas_device->slot));
835
836 if (sas_device->connector_name[0] != '\0')
837 dewtprintk(ioc, pr_info(MPT3SAS_FMT
838 "%s: enclosure level(0x%04x), connector name( %s)\n",
839 ioc->name, __func__, sas_device->enclosure_level,
840 sas_device->connector_name));
841
842 spin_lock_irqsave(&ioc->sas_device_lock, flags);
843 sas_device_get(sas_device);
844 list_add_tail(&sas_device->list, &ioc->sas_device_init_list);
845 _scsih_determine_boot_device(ioc, sas_device, 0);
846 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
847}
848
849
850
851
852
853
854
855
856
857
858
859static struct _raid_device *
860_scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel)
861{
862 struct _raid_device *raid_device, *r;
863
864 r = NULL;
865 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
866 if (raid_device->id == id && raid_device->channel == channel) {
867 r = raid_device;
868 goto out;
869 }
870 }
871
872 out:
873 return r;
874}
875
876
877
878
879
880
881
882
883
884
885struct _raid_device *
886mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
887{
888 struct _raid_device *raid_device, *r;
889
890 r = NULL;
891 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
892 if (raid_device->handle != handle)
893 continue;
894 r = raid_device;
895 goto out;
896 }
897
898 out:
899 return r;
900}
901
902
903
904
905
906
907
908
909
910
911static struct _raid_device *
912_scsih_raid_device_find_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid)
913{
914 struct _raid_device *raid_device, *r;
915
916 r = NULL;
917 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
918 if (raid_device->wwid != wwid)
919 continue;
920 r = raid_device;
921 goto out;
922 }
923
924 out:
925 return r;
926}
927
928
929
930
931
932
933
934
935static void
936_scsih_raid_device_add(struct MPT3SAS_ADAPTER *ioc,
937 struct _raid_device *raid_device)
938{
939 unsigned long flags;
940
941 dewtprintk(ioc, pr_info(MPT3SAS_FMT
942 "%s: handle(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__,
943 raid_device->handle, (unsigned long long)raid_device->wwid));
944
945 spin_lock_irqsave(&ioc->raid_device_lock, flags);
946 list_add_tail(&raid_device->list, &ioc->raid_device_list);
947 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
948}
949
950
951
952
953
954
955
956static void
957_scsih_raid_device_remove(struct MPT3SAS_ADAPTER *ioc,
958 struct _raid_device *raid_device)
959{
960 unsigned long flags;
961
962 spin_lock_irqsave(&ioc->raid_device_lock, flags);
963 list_del(&raid_device->list);
964 kfree(raid_device);
965 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
966}
967
968
969
970
971
972
973
974
975
976
977struct _sas_node *
978mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
979{
980 struct _sas_node *sas_expander, *r;
981
982 r = NULL;
983 list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
984 if (sas_expander->handle != handle)
985 continue;
986 r = sas_expander;
987 goto out;
988 }
989 out:
990 return r;
991}
992
993
994
995
996
997
998
999
1000
1001
1002struct _sas_node *
1003mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
1004 u64 sas_address)
1005{
1006 struct _sas_node *sas_expander, *r;
1007
1008 r = NULL;
1009 list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
1010 if (sas_expander->sas_address != sas_address)
1011 continue;
1012 r = sas_expander;
1013 goto out;
1014 }
1015 out:
1016 return r;
1017}
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029static void
1030_scsih_expander_node_add(struct MPT3SAS_ADAPTER *ioc,
1031 struct _sas_node *sas_expander)
1032{
1033 unsigned long flags;
1034
1035 spin_lock_irqsave(&ioc->sas_node_lock, flags);
1036 list_add_tail(&sas_expander->list, &ioc->sas_expander_list);
1037 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
1038}
1039
1040
1041
1042
1043
1044
1045
1046
1047static int
1048_scsih_is_end_device(u32 device_info)
1049{
1050 if (device_info & MPI2_SAS_DEVICE_INFO_END_DEVICE &&
1051 ((device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) |
1052 (device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) |
1053 (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE)))
1054 return 1;
1055 else
1056 return 0;
1057}
1058
1059
1060
1061
1062
1063
1064
1065
1066static struct scsi_cmnd *
1067_scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid)
1068{
1069 return ioc->scsi_lookup[smid - 1].scmd;
1070}
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080static inline struct scsi_cmnd *
1081_scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER *ioc, u16 smid)
1082{
1083 unsigned long flags;
1084 struct scsi_cmnd *scmd;
1085
1086 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1087 scmd = ioc->scsi_lookup[smid - 1].scmd;
1088 ioc->scsi_lookup[smid - 1].scmd = NULL;
1089 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1090
1091 return scmd;
1092}
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104static u16
1105_scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd
1106 *scmd)
1107{
1108 u16 smid;
1109 unsigned long flags;
1110 int i;
1111
1112 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1113 smid = 0;
1114 for (i = 0; i < ioc->scsiio_depth; i++) {
1115 if (ioc->scsi_lookup[i].scmd == scmd) {
1116 smid = ioc->scsi_lookup[i].smid;
1117 goto out;
1118 }
1119 }
1120 out:
1121 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1122 return smid;
1123}
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135static u8
1136_scsih_scsi_lookup_find_by_target(struct MPT3SAS_ADAPTER *ioc, int id,
1137 int channel)
1138{
1139 u8 found;
1140 unsigned long flags;
1141 int i;
1142
1143 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1144 found = 0;
1145 for (i = 0 ; i < ioc->scsiio_depth; i++) {
1146 if (ioc->scsi_lookup[i].scmd &&
1147 (ioc->scsi_lookup[i].scmd->device->id == id &&
1148 ioc->scsi_lookup[i].scmd->device->channel == channel)) {
1149 found = 1;
1150 goto out;
1151 }
1152 }
1153 out:
1154 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1155 return found;
1156}
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169static u8
1170_scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER *ioc, int id,
1171 unsigned int lun, int channel)
1172{
1173 u8 found;
1174 unsigned long flags;
1175 int i;
1176
1177 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1178 found = 0;
1179 for (i = 0 ; i < ioc->scsiio_depth; i++) {
1180 if (ioc->scsi_lookup[i].scmd &&
1181 (ioc->scsi_lookup[i].scmd->device->id == id &&
1182 ioc->scsi_lookup[i].scmd->device->channel == channel &&
1183 ioc->scsi_lookup[i].scmd->device->lun == lun)) {
1184 found = 1;
1185 goto out;
1186 }
1187 }
1188 out:
1189 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1190 return found;
1191}
1192
1193
1194
1195
1196
1197
1198
1199
1200int
1201scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
1202{
1203 struct Scsi_Host *shost = sdev->host;
1204 int max_depth;
1205 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1206 struct MPT3SAS_DEVICE *sas_device_priv_data;
1207 struct MPT3SAS_TARGET *sas_target_priv_data;
1208 struct _sas_device *sas_device;
1209 unsigned long flags;
1210
1211 max_depth = shost->can_queue;
1212
1213
1214 sas_device_priv_data = sdev->hostdata;
1215 if (!sas_device_priv_data)
1216 goto not_sata;
1217 sas_target_priv_data = sas_device_priv_data->sas_target;
1218 if (!sas_target_priv_data)
1219 goto not_sata;
1220 if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))
1221 goto not_sata;
1222
1223 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1224 sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
1225 if (sas_device) {
1226 if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
1227 max_depth = MPT3SAS_SATA_QUEUE_DEPTH;
1228
1229 sas_device_put(sas_device);
1230 }
1231 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1232
1233 not_sata:
1234
1235 if (!sdev->tagged_supported)
1236 max_depth = 1;
1237 if (qdepth > max_depth)
1238 qdepth = max_depth;
1239 return scsi_change_queue_depth(sdev, qdepth);
1240}
1241
1242
1243
1244
1245
1246
1247
1248
1249int
1250scsih_target_alloc(struct scsi_target *starget)
1251{
1252 struct Scsi_Host *shost = dev_to_shost(&starget->dev);
1253 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1254 struct MPT3SAS_TARGET *sas_target_priv_data;
1255 struct _sas_device *sas_device;
1256 struct _raid_device *raid_device;
1257 unsigned long flags;
1258 struct sas_rphy *rphy;
1259
1260 sas_target_priv_data = kzalloc(sizeof(*sas_target_priv_data),
1261 GFP_KERNEL);
1262 if (!sas_target_priv_data)
1263 return -ENOMEM;
1264
1265 starget->hostdata = sas_target_priv_data;
1266 sas_target_priv_data->starget = starget;
1267 sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE;
1268
1269
1270 if (starget->channel == RAID_CHANNEL) {
1271 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1272 raid_device = _scsih_raid_device_find_by_id(ioc, starget->id,
1273 starget->channel);
1274 if (raid_device) {
1275 sas_target_priv_data->handle = raid_device->handle;
1276 sas_target_priv_data->sas_address = raid_device->wwid;
1277 sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME;
1278 sas_target_priv_data->raid_device = raid_device;
1279 if (ioc->is_warpdrive)
1280 raid_device->starget = starget;
1281 }
1282 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1283 return 0;
1284 }
1285
1286
1287 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1288 rphy = dev_to_rphy(starget->dev.parent);
1289 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
1290 rphy->identify.sas_address);
1291
1292 if (sas_device) {
1293 sas_target_priv_data->handle = sas_device->handle;
1294 sas_target_priv_data->sas_address = sas_device->sas_address;
1295 sas_target_priv_data->sdev = sas_device;
1296 sas_device->starget = starget;
1297 sas_device->id = starget->id;
1298 sas_device->channel = starget->channel;
1299 if (test_bit(sas_device->handle, ioc->pd_handles))
1300 sas_target_priv_data->flags |=
1301 MPT_TARGET_FLAGS_RAID_COMPONENT;
1302 if (sas_device->fast_path)
1303 sas_target_priv_data->flags |= MPT_TARGET_FASTPATH_IO;
1304 }
1305 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1306
1307 return 0;
1308}
1309
1310
1311
1312
1313
1314
1315
1316void
1317scsih_target_destroy(struct scsi_target *starget)
1318{
1319 struct Scsi_Host *shost = dev_to_shost(&starget->dev);
1320 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1321 struct MPT3SAS_TARGET *sas_target_priv_data;
1322 struct _sas_device *sas_device;
1323 struct _raid_device *raid_device;
1324 unsigned long flags;
1325 struct sas_rphy *rphy;
1326
1327 sas_target_priv_data = starget->hostdata;
1328 if (!sas_target_priv_data)
1329 return;
1330
1331 if (starget->channel == RAID_CHANNEL) {
1332 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1333 raid_device = _scsih_raid_device_find_by_id(ioc, starget->id,
1334 starget->channel);
1335 if (raid_device) {
1336 raid_device->starget = NULL;
1337 raid_device->sdev = NULL;
1338 }
1339 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1340 goto out;
1341 }
1342
1343 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1344 rphy = dev_to_rphy(starget->dev.parent);
1345 sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
1346 if (sas_device && (sas_device->starget == starget) &&
1347 (sas_device->id == starget->id) &&
1348 (sas_device->channel == starget->channel))
1349 sas_device->starget = NULL;
1350
1351 if (sas_device) {
1352
1353
1354
1355 sas_target_priv_data->sdev = NULL;
1356 sas_device_put(sas_device);
1357
1358 sas_device_put(sas_device);
1359 }
1360 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1361
1362 out:
1363 kfree(sas_target_priv_data);
1364 starget->hostdata = NULL;
1365}
1366
1367
1368
1369
1370
1371
1372
1373
1374int
1375scsih_slave_alloc(struct scsi_device *sdev)
1376{
1377 struct Scsi_Host *shost;
1378 struct MPT3SAS_ADAPTER *ioc;
1379 struct MPT3SAS_TARGET *sas_target_priv_data;
1380 struct MPT3SAS_DEVICE *sas_device_priv_data;
1381 struct scsi_target *starget;
1382 struct _raid_device *raid_device;
1383 struct _sas_device *sas_device;
1384 unsigned long flags;
1385
1386 sas_device_priv_data = kzalloc(sizeof(*sas_device_priv_data),
1387 GFP_KERNEL);
1388 if (!sas_device_priv_data)
1389 return -ENOMEM;
1390
1391 sas_device_priv_data->lun = sdev->lun;
1392 sas_device_priv_data->flags = MPT_DEVICE_FLAGS_INIT;
1393
1394 starget = scsi_target(sdev);
1395 sas_target_priv_data = starget->hostdata;
1396 sas_target_priv_data->num_luns++;
1397 sas_device_priv_data->sas_target = sas_target_priv_data;
1398 sdev->hostdata = sas_device_priv_data;
1399 if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT))
1400 sdev->no_uld_attach = 1;
1401
1402 shost = dev_to_shost(&starget->dev);
1403 ioc = shost_priv(shost);
1404 if (starget->channel == RAID_CHANNEL) {
1405 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1406 raid_device = _scsih_raid_device_find_by_id(ioc,
1407 starget->id, starget->channel);
1408 if (raid_device)
1409 raid_device->sdev = sdev;
1410 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1411 }
1412
1413 if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
1414 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1415 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
1416 sas_target_priv_data->sas_address);
1417 if (sas_device && (sas_device->starget == NULL)) {
1418 sdev_printk(KERN_INFO, sdev,
1419 "%s : sas_device->starget set to starget @ %d\n",
1420 __func__, __LINE__);
1421 sas_device->starget = starget;
1422 }
1423
1424 if (sas_device)
1425 sas_device_put(sas_device);
1426
1427 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1428 }
1429
1430 return 0;
1431}
1432
1433
1434
1435
1436
1437
1438
1439void
1440scsih_slave_destroy(struct scsi_device *sdev)
1441{
1442 struct MPT3SAS_TARGET *sas_target_priv_data;
1443 struct scsi_target *starget;
1444 struct Scsi_Host *shost;
1445 struct MPT3SAS_ADAPTER *ioc;
1446 struct _sas_device *sas_device;
1447 unsigned long flags;
1448
1449 if (!sdev->hostdata)
1450 return;
1451
1452 starget = scsi_target(sdev);
1453 sas_target_priv_data = starget->hostdata;
1454 sas_target_priv_data->num_luns--;
1455
1456 shost = dev_to_shost(&starget->dev);
1457 ioc = shost_priv(shost);
1458
1459 if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
1460 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1461 sas_device = __mpt3sas_get_sdev_from_target(ioc,
1462 sas_target_priv_data);
1463 if (sas_device && !sas_target_priv_data->num_luns)
1464 sas_device->starget = NULL;
1465
1466 if (sas_device)
1467 sas_device_put(sas_device);
1468 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1469 }
1470
1471 kfree(sdev->hostdata);
1472 sdev->hostdata = NULL;
1473}
1474
1475
1476
1477
1478
1479
1480
1481static void
1482_scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER *ioc,
1483 u16 handle, struct scsi_device *sdev)
1484{
1485 Mpi2ConfigReply_t mpi_reply;
1486 Mpi2SasDevicePage0_t sas_device_pg0;
1487 u32 ioc_status;
1488 u16 flags;
1489 u32 device_info;
1490
1491 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
1492 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
1493 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1494 ioc->name, __FILE__, __LINE__, __func__);
1495 return;
1496 }
1497
1498 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
1499 MPI2_IOCSTATUS_MASK;
1500 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
1501 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1502 ioc->name, __FILE__, __LINE__, __func__);
1503 return;
1504 }
1505
1506 flags = le16_to_cpu(sas_device_pg0.Flags);
1507 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
1508
1509 sdev_printk(KERN_INFO, sdev,
1510 "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), "
1511 "sw_preserve(%s)\n",
1512 (device_info & MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? "y" : "n",
1513 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED) ? "y" : "n",
1514 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY) ? "y" :
1515 "n",
1516 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED) ? "y" : "n",
1517 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED) ? "y" : "n",
1518 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE) ? "y" : "n");
1519}
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532int
1533scsih_is_raid(struct device *dev)
1534{
1535 struct scsi_device *sdev = to_scsi_device(dev);
1536 struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
1537
1538 if (ioc->is_warpdrive)
1539 return 0;
1540 return (sdev->channel == RAID_CHANNEL) ? 1 : 0;
1541}
1542
1543
1544
1545
1546
1547void
1548scsih_get_resync(struct device *dev)
1549{
1550 struct scsi_device *sdev = to_scsi_device(dev);
1551 struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
1552 static struct _raid_device *raid_device;
1553 unsigned long flags;
1554 Mpi2RaidVolPage0_t vol_pg0;
1555 Mpi2ConfigReply_t mpi_reply;
1556 u32 volume_status_flags;
1557 u8 percent_complete;
1558 u16 handle;
1559
1560 percent_complete = 0;
1561 handle = 0;
1562 if (ioc->is_warpdrive)
1563 goto out;
1564
1565 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1566 raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id,
1567 sdev->channel);
1568 if (raid_device) {
1569 handle = raid_device->handle;
1570 percent_complete = raid_device->percent_complete;
1571 }
1572 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1573
1574 if (!handle)
1575 goto out;
1576
1577 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0,
1578 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
1579 sizeof(Mpi2RaidVolPage0_t))) {
1580 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1581 ioc->name, __FILE__, __LINE__, __func__);
1582 percent_complete = 0;
1583 goto out;
1584 }
1585
1586 volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags);
1587 if (!(volume_status_flags &
1588 MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS))
1589 percent_complete = 0;
1590
1591 out:
1592
1593 switch (ioc->hba_mpi_version_belonged) {
1594 case MPI2_VERSION:
1595 raid_set_resync(mpt2sas_raid_template, dev, percent_complete);
1596 break;
1597 case MPI25_VERSION:
1598 case MPI26_VERSION:
1599 raid_set_resync(mpt3sas_raid_template, dev, percent_complete);
1600 break;
1601 }
1602}
1603
1604
1605
1606
1607
1608void
1609scsih_get_state(struct device *dev)
1610{
1611 struct scsi_device *sdev = to_scsi_device(dev);
1612 struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
1613 static struct _raid_device *raid_device;
1614 unsigned long flags;
1615 Mpi2RaidVolPage0_t vol_pg0;
1616 Mpi2ConfigReply_t mpi_reply;
1617 u32 volstate;
1618 enum raid_state state = RAID_STATE_UNKNOWN;
1619 u16 handle = 0;
1620
1621 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1622 raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id,
1623 sdev->channel);
1624 if (raid_device)
1625 handle = raid_device->handle;
1626 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1627
1628 if (!raid_device)
1629 goto out;
1630
1631 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0,
1632 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
1633 sizeof(Mpi2RaidVolPage0_t))) {
1634 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1635 ioc->name, __FILE__, __LINE__, __func__);
1636 goto out;
1637 }
1638
1639 volstate = le32_to_cpu(vol_pg0.VolumeStatusFlags);
1640 if (volstate & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) {
1641 state = RAID_STATE_RESYNCING;
1642 goto out;
1643 }
1644
1645 switch (vol_pg0.VolumeState) {
1646 case MPI2_RAID_VOL_STATE_OPTIMAL:
1647 case MPI2_RAID_VOL_STATE_ONLINE:
1648 state = RAID_STATE_ACTIVE;
1649 break;
1650 case MPI2_RAID_VOL_STATE_DEGRADED:
1651 state = RAID_STATE_DEGRADED;
1652 break;
1653 case MPI2_RAID_VOL_STATE_FAILED:
1654 case MPI2_RAID_VOL_STATE_MISSING:
1655 state = RAID_STATE_OFFLINE;
1656 break;
1657 }
1658 out:
1659 switch (ioc->hba_mpi_version_belonged) {
1660 case MPI2_VERSION:
1661 raid_set_state(mpt2sas_raid_template, dev, state);
1662 break;
1663 case MPI25_VERSION:
1664 case MPI26_VERSION:
1665 raid_set_state(mpt3sas_raid_template, dev, state);
1666 break;
1667 }
1668}
1669
1670
1671
1672
1673
1674
1675static void
1676_scsih_set_level(struct MPT3SAS_ADAPTER *ioc,
1677 struct scsi_device *sdev, u8 volume_type)
1678{
1679 enum raid_level level = RAID_LEVEL_UNKNOWN;
1680
1681 switch (volume_type) {
1682 case MPI2_RAID_VOL_TYPE_RAID0:
1683 level = RAID_LEVEL_0;
1684 break;
1685 case MPI2_RAID_VOL_TYPE_RAID10:
1686 level = RAID_LEVEL_10;
1687 break;
1688 case MPI2_RAID_VOL_TYPE_RAID1E:
1689 level = RAID_LEVEL_1E;
1690 break;
1691 case MPI2_RAID_VOL_TYPE_RAID1:
1692 level = RAID_LEVEL_1;
1693 break;
1694 }
1695
1696 switch (ioc->hba_mpi_version_belonged) {
1697 case MPI2_VERSION:
1698 raid_set_level(mpt2sas_raid_template,
1699 &sdev->sdev_gendev, level);
1700 break;
1701 case MPI25_VERSION:
1702 case MPI26_VERSION:
1703 raid_set_level(mpt3sas_raid_template,
1704 &sdev->sdev_gendev, level);
1705 break;
1706 }
1707}
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717static int
1718_scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc,
1719 struct _raid_device *raid_device)
1720{
1721 Mpi2RaidVolPage0_t *vol_pg0;
1722 Mpi2RaidPhysDiskPage0_t pd_pg0;
1723 Mpi2SasDevicePage0_t sas_device_pg0;
1724 Mpi2ConfigReply_t mpi_reply;
1725 u16 sz;
1726 u8 num_pds;
1727
1728 if ((mpt3sas_config_get_number_pds(ioc, raid_device->handle,
1729 &num_pds)) || !num_pds) {
1730 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1731 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1732 __func__));
1733 return 1;
1734 }
1735
1736 raid_device->num_pds = num_pds;
1737 sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds *
1738 sizeof(Mpi2RaidVol0PhysDisk_t));
1739 vol_pg0 = kzalloc(sz, GFP_KERNEL);
1740 if (!vol_pg0) {
1741 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1742 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1743 __func__));
1744 return 1;
1745 }
1746
1747 if ((mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0,
1748 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) {
1749 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1750 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1751 __func__));
1752 kfree(vol_pg0);
1753 return 1;
1754 }
1755
1756 raid_device->volume_type = vol_pg0->VolumeType;
1757
1758
1759
1760
1761 if (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
1762 &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM,
1763 vol_pg0->PhysDisk[0].PhysDiskNum))) {
1764 if (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
1765 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
1766 le16_to_cpu(pd_pg0.DevHandle)))) {
1767 raid_device->device_info =
1768 le32_to_cpu(sas_device_pg0.DeviceInfo);
1769 }
1770 }
1771
1772 kfree(vol_pg0);
1773 return 0;
1774}
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785static void
1786_scsih_enable_tlr(struct MPT3SAS_ADAPTER *ioc, struct scsi_device *sdev)
1787{
1788
1789
1790 if (sdev->type != TYPE_TAPE)
1791 return;
1792
1793 if (!(ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR))
1794 return;
1795
1796 sas_enable_tlr(sdev);
1797 sdev_printk(KERN_INFO, sdev, "TLR %s\n",
1798 sas_is_tlr_enabled(sdev) ? "Enabled" : "Disabled");
1799 return;
1800
1801}
1802
1803
1804
1805
1806
1807
1808
1809
1810int
1811scsih_slave_configure(struct scsi_device *sdev)
1812{
1813 struct Scsi_Host *shost = sdev->host;
1814 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1815 struct MPT3SAS_DEVICE *sas_device_priv_data;
1816 struct MPT3SAS_TARGET *sas_target_priv_data;
1817 struct _sas_device *sas_device;
1818 struct _raid_device *raid_device;
1819 unsigned long flags;
1820 int qdepth;
1821 u8 ssp_target = 0;
1822 char *ds = "";
1823 char *r_level = "";
1824 u16 handle, volume_handle = 0;
1825 u64 volume_wwid = 0;
1826
1827 qdepth = 1;
1828 sas_device_priv_data = sdev->hostdata;
1829 sas_device_priv_data->configured_lun = 1;
1830 sas_device_priv_data->flags &= ~MPT_DEVICE_FLAGS_INIT;
1831 sas_target_priv_data = sas_device_priv_data->sas_target;
1832 handle = sas_target_priv_data->handle;
1833
1834
1835 if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) {
1836
1837 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1838 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
1839 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1840 if (!raid_device) {
1841 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1842 "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
1843 __LINE__, __func__));
1844 return 1;
1845 }
1846
1847 if (_scsih_get_volume_capabilities(ioc, raid_device)) {
1848 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1849 "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
1850 __LINE__, __func__));
1851 return 1;
1852 }
1853
1854
1855
1856
1857 mpt3sas_init_warpdrive_properties(ioc, raid_device);
1858
1859
1860
1861
1862
1863
1864 if (raid_device->device_info &
1865 MPI2_SAS_DEVICE_INFO_SSP_TARGET) {
1866 qdepth = MPT3SAS_SAS_QUEUE_DEPTH;
1867 ds = "SSP";
1868 } else {
1869 qdepth = MPT3SAS_SATA_QUEUE_DEPTH;
1870 if (raid_device->device_info &
1871 MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
1872 ds = "SATA";
1873 else
1874 ds = "STP";
1875 }
1876
1877 switch (raid_device->volume_type) {
1878 case MPI2_RAID_VOL_TYPE_RAID0:
1879 r_level = "RAID0";
1880 break;
1881 case MPI2_RAID_VOL_TYPE_RAID1E:
1882 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1883 if (ioc->manu_pg10.OEMIdentifier &&
1884 (le32_to_cpu(ioc->manu_pg10.GenericFlags0) &
1885 MFG10_GF0_R10_DISPLAY) &&
1886 !(raid_device->num_pds % 2))
1887 r_level = "RAID10";
1888 else
1889 r_level = "RAID1E";
1890 break;
1891 case MPI2_RAID_VOL_TYPE_RAID1:
1892 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1893 r_level = "RAID1";
1894 break;
1895 case MPI2_RAID_VOL_TYPE_RAID10:
1896 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1897 r_level = "RAID10";
1898 break;
1899 case MPI2_RAID_VOL_TYPE_UNKNOWN:
1900 default:
1901 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1902 r_level = "RAIDX";
1903 break;
1904 }
1905
1906 if (!ioc->hide_ir_msg)
1907 sdev_printk(KERN_INFO, sdev,
1908 "%s: handle(0x%04x), wwid(0x%016llx),"
1909 " pd_count(%d), type(%s)\n",
1910 r_level, raid_device->handle,
1911 (unsigned long long)raid_device->wwid,
1912 raid_device->num_pds, ds);
1913
1914 scsih_change_queue_depth(sdev, qdepth);
1915
1916
1917 if (!ioc->is_warpdrive)
1918 _scsih_set_level(ioc, sdev, raid_device->volume_type);
1919 return 0;
1920 }
1921
1922
1923 if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) {
1924 if (mpt3sas_config_get_volume_handle(ioc, handle,
1925 &volume_handle)) {
1926 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1927 "failure at %s:%d/%s()!\n", ioc->name,
1928 __FILE__, __LINE__, __func__));
1929 return 1;
1930 }
1931 if (volume_handle && mpt3sas_config_get_volume_wwid(ioc,
1932 volume_handle, &volume_wwid)) {
1933 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1934 "failure at %s:%d/%s()!\n", ioc->name,
1935 __FILE__, __LINE__, __func__));
1936 return 1;
1937 }
1938 }
1939
1940 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1941 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
1942 sas_device_priv_data->sas_target->sas_address);
1943 if (!sas_device) {
1944 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1945 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1946 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1947 __func__));
1948 return 1;
1949 }
1950
1951 sas_device->volume_handle = volume_handle;
1952 sas_device->volume_wwid = volume_wwid;
1953 if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) {
1954 qdepth = MPT3SAS_SAS_QUEUE_DEPTH;
1955 ssp_target = 1;
1956 if (sas_device->device_info &
1957 MPI2_SAS_DEVICE_INFO_SEP) {
1958 sdev_printk(KERN_WARNING, sdev,
1959 "set ignore_delay_remove for handle(0x%04x)\n",
1960 sas_device_priv_data->sas_target->handle);
1961 sas_device_priv_data->ignore_delay_remove = 1;
1962 ds = "SES";
1963 } else
1964 ds = "SSP";
1965 } else {
1966 qdepth = MPT3SAS_SATA_QUEUE_DEPTH;
1967 if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET)
1968 ds = "STP";
1969 else if (sas_device->device_info &
1970 MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
1971 ds = "SATA";
1972 }
1973
1974 sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " \
1975 "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n",
1976 ds, handle, (unsigned long long)sas_device->sas_address,
1977 sas_device->phy, (unsigned long long)sas_device->device_name);
1978 if (sas_device->enclosure_handle != 0)
1979 sdev_printk(KERN_INFO, sdev,
1980 "%s: enclosure_logical_id(0x%016llx), slot(%d)\n",
1981 ds, (unsigned long long)
1982 sas_device->enclosure_logical_id, sas_device->slot);
1983 if (sas_device->connector_name[0] != '\0')
1984 sdev_printk(KERN_INFO, sdev,
1985 "%s: enclosure level(0x%04x), connector name( %s)\n",
1986 ds, sas_device->enclosure_level,
1987 sas_device->connector_name);
1988
1989 sas_device_put(sas_device);
1990 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1991
1992 if (!ssp_target)
1993 _scsih_display_sata_capabilities(ioc, handle, sdev);
1994
1995
1996 scsih_change_queue_depth(sdev, qdepth);
1997
1998 if (ssp_target) {
1999 sas_read_port_mode_page(sdev);
2000 _scsih_enable_tlr(ioc, sdev);
2001 }
2002
2003 return 0;
2004}
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018int
2019scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev,
2020 sector_t capacity, int params[])
2021{
2022 int heads;
2023 int sectors;
2024 sector_t cylinders;
2025 ulong dummy;
2026
2027 heads = 64;
2028 sectors = 32;
2029
2030 dummy = heads * sectors;
2031 cylinders = capacity;
2032 sector_div(cylinders, dummy);
2033
2034
2035
2036
2037
2038 if ((ulong)capacity >= 0x200000) {
2039 heads = 255;
2040 sectors = 63;
2041 dummy = heads * sectors;
2042 cylinders = capacity;
2043 sector_div(cylinders, dummy);
2044 }
2045
2046
2047 params[0] = heads;
2048 params[1] = sectors;
2049 params[2] = cylinders;
2050
2051 return 0;
2052}
2053
2054
2055
2056
2057
2058
2059
2060
2061static void
2062_scsih_response_code(struct MPT3SAS_ADAPTER *ioc, u8 response_code)
2063{
2064 char *desc;
2065
2066 switch (response_code) {
2067 case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE:
2068 desc = "task management request completed";
2069 break;
2070 case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME:
2071 desc = "invalid frame";
2072 break;
2073 case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED:
2074 desc = "task management request not supported";
2075 break;
2076 case MPI2_SCSITASKMGMT_RSP_TM_FAILED:
2077 desc = "task management request failed";
2078 break;
2079 case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED:
2080 desc = "task management request succeeded";
2081 break;
2082 case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN:
2083 desc = "invalid lun";
2084 break;
2085 case 0xA:
2086 desc = "overlapped tag attempted";
2087 break;
2088 case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC:
2089 desc = "task queued, however not sent to target";
2090 break;
2091 default:
2092 desc = "unknown";
2093 break;
2094 }
2095 pr_warn(MPT3SAS_FMT "response_code(0x%01x): %s\n",
2096 ioc->name, response_code, desc);
2097}
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112static u8
2113_scsih_tm_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
2114{
2115 MPI2DefaultReply_t *mpi_reply;
2116
2117 if (ioc->tm_cmds.status == MPT3_CMD_NOT_USED)
2118 return 1;
2119 if (ioc->tm_cmds.smid != smid)
2120 return 1;
2121 mpt3sas_base_flush_reply_queues(ioc);
2122 ioc->tm_cmds.status |= MPT3_CMD_COMPLETE;
2123 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
2124 if (mpi_reply) {
2125 memcpy(ioc->tm_cmds.reply, mpi_reply, mpi_reply->MsgLength*4);
2126 ioc->tm_cmds.status |= MPT3_CMD_REPLY_VALID;
2127 }
2128 ioc->tm_cmds.status &= ~MPT3_CMD_PENDING;
2129 complete(&ioc->tm_cmds.done);
2130 return 1;
2131}
2132
2133
2134
2135
2136
2137
2138
2139
2140void
2141mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
2142{
2143 struct MPT3SAS_DEVICE *sas_device_priv_data;
2144 struct scsi_device *sdev;
2145 u8 skip = 0;
2146
2147 shost_for_each_device(sdev, ioc->shost) {
2148 if (skip)
2149 continue;
2150 sas_device_priv_data = sdev->hostdata;
2151 if (!sas_device_priv_data)
2152 continue;
2153 if (sas_device_priv_data->sas_target->handle == handle) {
2154 sas_device_priv_data->sas_target->tm_busy = 1;
2155 skip = 1;
2156 ioc->ignore_loginfos = 1;
2157 }
2158 }
2159}
2160
2161
2162
2163
2164
2165
2166
2167
2168void
2169mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
2170{
2171 struct MPT3SAS_DEVICE *sas_device_priv_data;
2172 struct scsi_device *sdev;
2173 u8 skip = 0;
2174
2175 shost_for_each_device(sdev, ioc->shost) {
2176 if (skip)
2177 continue;
2178 sas_device_priv_data = sdev->hostdata;
2179 if (!sas_device_priv_data)
2180 continue;
2181 if (sas_device_priv_data->sas_target->handle == handle) {
2182 sas_device_priv_data->sas_target->tm_busy = 0;
2183 skip = 1;
2184 ioc->ignore_loginfos = 0;
2185 }
2186 }
2187}
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208int
2209mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel,
2210 uint id, uint lun, u8 type, u16 smid_task, ulong timeout,
2211 enum mutex_type m_type)
2212{
2213 Mpi2SCSITaskManagementRequest_t *mpi_request;
2214 Mpi2SCSITaskManagementReply_t *mpi_reply;
2215 u16 smid = 0;
2216 u32 ioc_state;
2217 unsigned long timeleft;
2218 struct scsiio_tracker *scsi_lookup = NULL;
2219 int rc;
2220 u16 msix_task = 0;
2221
2222 if (m_type == TM_MUTEX_ON)
2223 mutex_lock(&ioc->tm_cmds.mutex);
2224 if (ioc->tm_cmds.status != MPT3_CMD_NOT_USED) {
2225 pr_info(MPT3SAS_FMT "%s: tm_cmd busy!!!\n",
2226 __func__, ioc->name);
2227 rc = FAILED;
2228 goto err_out;
2229 }
2230
2231 if (ioc->shost_recovery || ioc->remove_host ||
2232 ioc->pci_error_recovery) {
2233 pr_info(MPT3SAS_FMT "%s: host reset in progress!\n",
2234 __func__, ioc->name);
2235 rc = FAILED;
2236 goto err_out;
2237 }
2238
2239 ioc_state = mpt3sas_base_get_iocstate(ioc, 0);
2240 if (ioc_state & MPI2_DOORBELL_USED) {
2241 dhsprintk(ioc, pr_info(MPT3SAS_FMT
2242 "unexpected doorbell active!\n", ioc->name));
2243 rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
2244 FORCE_BIG_HAMMER);
2245 rc = (!rc) ? SUCCESS : FAILED;
2246 goto err_out;
2247 }
2248
2249 if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) {
2250 mpt3sas_base_fault_info(ioc, ioc_state &
2251 MPI2_DOORBELL_DATA_MASK);
2252 rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
2253 FORCE_BIG_HAMMER);
2254 rc = (!rc) ? SUCCESS : FAILED;
2255 goto err_out;
2256 }
2257
2258 smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx);
2259 if (!smid) {
2260 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
2261 ioc->name, __func__);
2262 rc = FAILED;
2263 goto err_out;
2264 }
2265
2266 if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK)
2267 scsi_lookup = &ioc->scsi_lookup[smid_task - 1];
2268
2269 dtmprintk(ioc, pr_info(MPT3SAS_FMT
2270 "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n",
2271 ioc->name, handle, type, smid_task));
2272 ioc->tm_cmds.status = MPT3_CMD_PENDING;
2273 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
2274 ioc->tm_cmds.smid = smid;
2275 memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
2276 memset(ioc->tm_cmds.reply, 0, sizeof(Mpi2SCSITaskManagementReply_t));
2277 mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
2278 mpi_request->DevHandle = cpu_to_le16(handle);
2279 mpi_request->TaskType = type;
2280 mpi_request->TaskMID = cpu_to_le16(smid_task);
2281 int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN);
2282 mpt3sas_scsih_set_tm_flag(ioc, handle);
2283 init_completion(&ioc->tm_cmds.done);
2284 if ((type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) &&
2285 (scsi_lookup->msix_io < ioc->reply_queue_count))
2286 msix_task = scsi_lookup->msix_io;
2287 else
2288 msix_task = 0;
2289 mpt3sas_base_put_smid_hi_priority(ioc, smid, msix_task);
2290 timeleft = wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ);
2291 if (!(ioc->tm_cmds.status & MPT3_CMD_COMPLETE)) {
2292 pr_err(MPT3SAS_FMT "%s: timeout\n",
2293 ioc->name, __func__);
2294 _debug_dump_mf(mpi_request,
2295 sizeof(Mpi2SCSITaskManagementRequest_t)/4);
2296 if (!(ioc->tm_cmds.status & MPT3_CMD_RESET)) {
2297 rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
2298 FORCE_BIG_HAMMER);
2299 rc = (!rc) ? SUCCESS : FAILED;
2300 ioc->tm_cmds.status = MPT3_CMD_NOT_USED;
2301 mpt3sas_scsih_clear_tm_flag(ioc, handle);
2302 goto err_out;
2303 }
2304 }
2305
2306 if (ioc->tm_cmds.status & MPT3_CMD_REPLY_VALID) {
2307 mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT);
2308 mpi_reply = ioc->tm_cmds.reply;
2309 dtmprintk(ioc, pr_info(MPT3SAS_FMT "complete tm: " \
2310 "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n",
2311 ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
2312 le32_to_cpu(mpi_reply->IOCLogInfo),
2313 le32_to_cpu(mpi_reply->TerminationCount)));
2314 if (ioc->logging_level & MPT_DEBUG_TM) {
2315 _scsih_response_code(ioc, mpi_reply->ResponseCode);
2316 if (mpi_reply->IOCStatus)
2317 _debug_dump_mf(mpi_request,
2318 sizeof(Mpi2SCSITaskManagementRequest_t)/4);
2319 }
2320 }
2321
2322 switch (type) {
2323 case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK:
2324 rc = SUCCESS;
2325 if (scsi_lookup->scmd == NULL)
2326 break;
2327 rc = FAILED;
2328 break;
2329
2330 case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET:
2331 if (_scsih_scsi_lookup_find_by_target(ioc, id, channel))
2332 rc = FAILED;
2333 else
2334 rc = SUCCESS;
2335 break;
2336 case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET:
2337 case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET:
2338 if (_scsih_scsi_lookup_find_by_lun(ioc, id, lun, channel))
2339 rc = FAILED;
2340 else
2341 rc = SUCCESS;
2342 break;
2343 case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK:
2344 rc = SUCCESS;
2345 break;
2346 default:
2347 rc = FAILED;
2348 break;
2349 }
2350
2351 mpt3sas_scsih_clear_tm_flag(ioc, handle);
2352 ioc->tm_cmds.status = MPT3_CMD_NOT_USED;
2353 if (m_type == TM_MUTEX_ON)
2354 mutex_unlock(&ioc->tm_cmds.mutex);
2355
2356 return rc;
2357
2358 err_out:
2359 if (m_type == TM_MUTEX_ON)
2360 mutex_unlock(&ioc->tm_cmds.mutex);
2361 return rc;
2362}
2363
2364
2365
2366
2367
2368
2369
2370
2371static void
2372_scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
2373{
2374 struct scsi_target *starget = scmd->device->sdev_target;
2375 struct MPT3SAS_TARGET *priv_target = starget->hostdata;
2376 struct _sas_device *sas_device = NULL;
2377 unsigned long flags;
2378 char *device_str = NULL;
2379
2380 if (!priv_target)
2381 return;
2382 if (ioc->hide_ir_msg)
2383 device_str = "WarpDrive";
2384 else
2385 device_str = "volume";
2386
2387 scsi_print_command(scmd);
2388 if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
2389 starget_printk(KERN_INFO, starget,
2390 "%s handle(0x%04x), %s wwid(0x%016llx)\n",
2391 device_str, priv_target->handle,
2392 device_str, (unsigned long long)priv_target->sas_address);
2393 } else {
2394 spin_lock_irqsave(&ioc->sas_device_lock, flags);
2395 sas_device = __mpt3sas_get_sdev_from_target(ioc, priv_target);
2396 if (sas_device) {
2397 if (priv_target->flags &
2398 MPT_TARGET_FLAGS_RAID_COMPONENT) {
2399 starget_printk(KERN_INFO, starget,
2400 "volume handle(0x%04x), "
2401 "volume wwid(0x%016llx)\n",
2402 sas_device->volume_handle,
2403 (unsigned long long)sas_device->volume_wwid);
2404 }
2405 starget_printk(KERN_INFO, starget,
2406 "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n",
2407 sas_device->handle,
2408 (unsigned long long)sas_device->sas_address,
2409 sas_device->phy);
2410 if (sas_device->enclosure_handle != 0)
2411 starget_printk(KERN_INFO, starget,
2412 "enclosure_logical_id(0x%016llx), slot(%d)\n",
2413 (unsigned long long)
2414 sas_device->enclosure_logical_id,
2415 sas_device->slot);
2416 if (sas_device->connector_name[0] != '\0')
2417 starget_printk(KERN_INFO, starget,
2418 "enclosure level(0x%04x),connector name(%s)\n",
2419 sas_device->enclosure_level,
2420 sas_device->connector_name);
2421
2422 sas_device_put(sas_device);
2423 }
2424 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
2425 }
2426}
2427
2428
2429
2430
2431
2432
2433
2434int
2435scsih_abort(struct scsi_cmnd *scmd)
2436{
2437 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2438 struct MPT3SAS_DEVICE *sas_device_priv_data;
2439 u16 smid;
2440 u16 handle;
2441 int r;
2442
2443 sdev_printk(KERN_INFO, scmd->device,
2444 "attempting task abort! scmd(%p)\n", scmd);
2445 _scsih_tm_display_info(ioc, scmd);
2446
2447 sas_device_priv_data = scmd->device->hostdata;
2448 if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
2449 sdev_printk(KERN_INFO, scmd->device,
2450 "device been deleted! scmd(%p)\n", scmd);
2451 scmd->result = DID_NO_CONNECT << 16;
2452 scmd->scsi_done(scmd);
2453 r = SUCCESS;
2454 goto out;
2455 }
2456
2457
2458 smid = _scsih_scsi_lookup_find_by_scmd(ioc, scmd);
2459 if (!smid) {
2460 scmd->result = DID_RESET << 16;
2461 r = SUCCESS;
2462 goto out;
2463 }
2464
2465
2466 if (sas_device_priv_data->sas_target->flags &
2467 MPT_TARGET_FLAGS_RAID_COMPONENT ||
2468 sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_VOLUME) {
2469 scmd->result = DID_RESET << 16;
2470 r = FAILED;
2471 goto out;
2472 }
2473
2474 mpt3sas_halt_firmware(ioc);
2475
2476 handle = sas_device_priv_data->sas_target->handle;
2477 r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
2478 scmd->device->id, scmd->device->lun,
2479 MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, TM_MUTEX_ON);
2480
2481 out:
2482 sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n",
2483 ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2484 return r;
2485}
2486
2487
2488
2489
2490
2491
2492
2493int
2494scsih_dev_reset(struct scsi_cmnd *scmd)
2495{
2496 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2497 struct MPT3SAS_DEVICE *sas_device_priv_data;
2498 struct _sas_device *sas_device = NULL;
2499 u16 handle;
2500 int r;
2501
2502 struct scsi_target *starget = scmd->device->sdev_target;
2503 struct MPT3SAS_TARGET *target_priv_data = starget->hostdata;
2504
2505 sdev_printk(KERN_INFO, scmd->device,
2506 "attempting device reset! scmd(%p)\n", scmd);
2507 _scsih_tm_display_info(ioc, scmd);
2508
2509 sas_device_priv_data = scmd->device->hostdata;
2510 if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
2511 sdev_printk(KERN_INFO, scmd->device,
2512 "device been deleted! scmd(%p)\n", scmd);
2513 scmd->result = DID_NO_CONNECT << 16;
2514 scmd->scsi_done(scmd);
2515 r = SUCCESS;
2516 goto out;
2517 }
2518
2519
2520 handle = 0;
2521 if (sas_device_priv_data->sas_target->flags &
2522 MPT_TARGET_FLAGS_RAID_COMPONENT) {
2523 sas_device = mpt3sas_get_sdev_from_target(ioc,
2524 target_priv_data);
2525 if (sas_device)
2526 handle = sas_device->volume_handle;
2527 } else
2528 handle = sas_device_priv_data->sas_target->handle;
2529
2530 if (!handle) {
2531 scmd->result = DID_RESET << 16;
2532 r = FAILED;
2533 goto out;
2534 }
2535
2536 r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
2537 scmd->device->id, scmd->device->lun,
2538 MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, TM_MUTEX_ON);
2539
2540 out:
2541 sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n",
2542 ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2543
2544 if (sas_device)
2545 sas_device_put(sas_device);
2546
2547 return r;
2548}
2549
2550
2551
2552
2553
2554
2555
2556int
2557scsih_target_reset(struct scsi_cmnd *scmd)
2558{
2559 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2560 struct MPT3SAS_DEVICE *sas_device_priv_data;
2561 struct _sas_device *sas_device = NULL;
2562 u16 handle;
2563 int r;
2564 struct scsi_target *starget = scmd->device->sdev_target;
2565 struct MPT3SAS_TARGET *target_priv_data = starget->hostdata;
2566
2567 starget_printk(KERN_INFO, starget, "attempting target reset! scmd(%p)\n",
2568 scmd);
2569 _scsih_tm_display_info(ioc, scmd);
2570
2571 sas_device_priv_data = scmd->device->hostdata;
2572 if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
2573 starget_printk(KERN_INFO, starget, "target been deleted! scmd(%p)\n",
2574 scmd);
2575 scmd->result = DID_NO_CONNECT << 16;
2576 scmd->scsi_done(scmd);
2577 r = SUCCESS;
2578 goto out;
2579 }
2580
2581
2582 handle = 0;
2583 if (sas_device_priv_data->sas_target->flags &
2584 MPT_TARGET_FLAGS_RAID_COMPONENT) {
2585 sas_device = mpt3sas_get_sdev_from_target(ioc,
2586 target_priv_data);
2587 if (sas_device)
2588 handle = sas_device->volume_handle;
2589 } else
2590 handle = sas_device_priv_data->sas_target->handle;
2591
2592 if (!handle) {
2593 scmd->result = DID_RESET << 16;
2594 r = FAILED;
2595 goto out;
2596 }
2597
2598 r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
2599 scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0,
2600 30, TM_MUTEX_ON);
2601
2602 out:
2603 starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n",
2604 ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2605
2606 if (sas_device)
2607 sas_device_put(sas_device);
2608
2609 return r;
2610}
2611
2612
2613
2614
2615
2616
2617
2618
2619int
2620scsih_host_reset(struct scsi_cmnd *scmd)
2621{
2622 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2623 int r, retval;
2624
2625 pr_info(MPT3SAS_FMT "attempting host reset! scmd(%p)\n",
2626 ioc->name, scmd);
2627 scsi_print_command(scmd);
2628
2629 if (ioc->is_driver_loading) {
2630 pr_info(MPT3SAS_FMT "Blocking the host reset\n",
2631 ioc->name);
2632 r = FAILED;
2633 goto out;
2634 }
2635
2636 retval = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
2637 FORCE_BIG_HAMMER);
2638 r = (retval < 0) ? FAILED : SUCCESS;
2639out:
2640 pr_info(MPT3SAS_FMT "host reset: %s scmd(%p)\n",
2641 ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2642
2643 return r;
2644}
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657static void
2658_scsih_fw_event_add(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
2659{
2660 unsigned long flags;
2661
2662 if (ioc->firmware_event_thread == NULL)
2663 return;
2664
2665 spin_lock_irqsave(&ioc->fw_event_lock, flags);
2666 fw_event_work_get(fw_event);
2667 INIT_LIST_HEAD(&fw_event->list);
2668 list_add_tail(&fw_event->list, &ioc->fw_event_list);
2669 INIT_WORK(&fw_event->work, _firmware_event_work);
2670 fw_event_work_get(fw_event);
2671 queue_work(ioc->firmware_event_thread, &fw_event->work);
2672 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
2673}
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685static void
2686_scsih_fw_event_del_from_list(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work
2687 *fw_event)
2688{
2689 unsigned long flags;
2690
2691 spin_lock_irqsave(&ioc->fw_event_lock, flags);
2692 if (!list_empty(&fw_event->list)) {
2693 list_del_init(&fw_event->list);
2694 fw_event_work_put(fw_event);
2695 }
2696 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
2697}
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707void
2708mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc,
2709 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data)
2710{
2711 struct fw_event_work *fw_event;
2712 u16 sz;
2713
2714 if (ioc->is_driver_loading)
2715 return;
2716 sz = sizeof(*event_data);
2717 fw_event = alloc_fw_event_work(sz);
2718 if (!fw_event)
2719 return;
2720 fw_event->event = MPT3SAS_PROCESS_TRIGGER_DIAG;
2721 fw_event->ioc = ioc;
2722 memcpy(fw_event->event_data, event_data, sizeof(*event_data));
2723 _scsih_fw_event_add(ioc, fw_event);
2724 fw_event_work_put(fw_event);
2725}
2726
2727
2728
2729
2730
2731
2732
2733static void
2734_scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER *ioc)
2735{
2736 struct fw_event_work *fw_event;
2737
2738 if (ioc->is_driver_loading)
2739 return;
2740 fw_event = alloc_fw_event_work(0);
2741 if (!fw_event)
2742 return;
2743 fw_event->event = MPT3SAS_REMOVE_UNRESPONDING_DEVICES;
2744 fw_event->ioc = ioc;
2745 _scsih_fw_event_add(ioc, fw_event);
2746 fw_event_work_put(fw_event);
2747}
2748
2749
2750
2751
2752
2753
2754
2755void
2756mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc)
2757{
2758 struct fw_event_work *fw_event;
2759
2760 fw_event = alloc_fw_event_work(0);
2761 if (!fw_event)
2762 return;
2763 fw_event->event = MPT3SAS_PORT_ENABLE_COMPLETE;
2764 fw_event->ioc = ioc;
2765 _scsih_fw_event_add(ioc, fw_event);
2766 fw_event_work_put(fw_event);
2767}
2768
2769static struct fw_event_work *dequeue_next_fw_event(struct MPT3SAS_ADAPTER *ioc)
2770{
2771 unsigned long flags;
2772 struct fw_event_work *fw_event = NULL;
2773
2774 spin_lock_irqsave(&ioc->fw_event_lock, flags);
2775 if (!list_empty(&ioc->fw_event_list)) {
2776 fw_event = list_first_entry(&ioc->fw_event_list,
2777 struct fw_event_work, list);
2778 list_del_init(&fw_event->list);
2779 }
2780 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
2781
2782 return fw_event;
2783}
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794static void
2795_scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER *ioc)
2796{
2797 struct fw_event_work *fw_event;
2798
2799 if (list_empty(&ioc->fw_event_list) ||
2800 !ioc->firmware_event_thread || in_interrupt())
2801 return;
2802
2803 while ((fw_event = dequeue_next_fw_event(ioc))) {
2804
2805
2806
2807
2808
2809
2810
2811
2812 if (cancel_delayed_work_sync(&fw_event->delayed_work))
2813 fw_event_work_put(fw_event);
2814
2815 fw_event_work_put(fw_event);
2816 }
2817}
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827static void
2828_scsih_internal_device_block(struct scsi_device *sdev,
2829 struct MPT3SAS_DEVICE *sas_device_priv_data)
2830{
2831 int r = 0;
2832
2833 sdev_printk(KERN_INFO, sdev, "device_block, handle(0x%04x)\n",
2834 sas_device_priv_data->sas_target->handle);
2835 sas_device_priv_data->block = 1;
2836
2837 r = scsi_internal_device_block(sdev);
2838 if (r == -EINVAL)
2839 sdev_printk(KERN_WARNING, sdev,
2840 "device_block failed with return(%d) for handle(0x%04x)\n",
2841 sas_device_priv_data->sas_target->handle, r);
2842}
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852static void
2853_scsih_internal_device_unblock(struct scsi_device *sdev,
2854 struct MPT3SAS_DEVICE *sas_device_priv_data)
2855{
2856 int r = 0;
2857
2858 sdev_printk(KERN_WARNING, sdev, "device_unblock and setting to running, "
2859 "handle(0x%04x)\n", sas_device_priv_data->sas_target->handle);
2860 sas_device_priv_data->block = 0;
2861 r = scsi_internal_device_unblock(sdev, SDEV_RUNNING);
2862 if (r == -EINVAL) {
2863
2864
2865
2866
2867
2868 sdev_printk(KERN_WARNING, sdev,
2869 "device_unblock failed with return(%d) for handle(0x%04x) "
2870 "performing a block followed by an unblock\n",
2871 sas_device_priv_data->sas_target->handle, r);
2872 sas_device_priv_data->block = 1;
2873 r = scsi_internal_device_block(sdev);
2874 if (r)
2875 sdev_printk(KERN_WARNING, sdev, "retried device_block "
2876 "failed with return(%d) for handle(0x%04x)\n",
2877 sas_device_priv_data->sas_target->handle, r);
2878
2879 sas_device_priv_data->block = 0;
2880 r = scsi_internal_device_unblock(sdev, SDEV_RUNNING);
2881 if (r)
2882 sdev_printk(KERN_WARNING, sdev, "retried device_unblock"
2883 " failed with return(%d) for handle(0x%04x)\n",
2884 sas_device_priv_data->sas_target->handle, r);
2885 }
2886}
2887
2888
2889
2890
2891
2892
2893
2894static void
2895_scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER *ioc)
2896{
2897 struct MPT3SAS_DEVICE *sas_device_priv_data;
2898 struct scsi_device *sdev;
2899
2900 shost_for_each_device(sdev, ioc->shost) {
2901 sas_device_priv_data = sdev->hostdata;
2902 if (!sas_device_priv_data)
2903 continue;
2904 if (!sas_device_priv_data->block)
2905 continue;
2906
2907 dewtprintk(ioc, sdev_printk(KERN_INFO, sdev,
2908 "device_running, handle(0x%04x)\n",
2909 sas_device_priv_data->sas_target->handle));
2910 _scsih_internal_device_unblock(sdev, sas_device_priv_data);
2911 }
2912}
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922static void
2923_scsih_ublock_io_device(struct MPT3SAS_ADAPTER *ioc, u64 sas_address)
2924{
2925 struct MPT3SAS_DEVICE *sas_device_priv_data;
2926 struct scsi_device *sdev;
2927
2928 shost_for_each_device(sdev, ioc->shost) {
2929 sas_device_priv_data = sdev->hostdata;
2930 if (!sas_device_priv_data)
2931 continue;
2932 if (sas_device_priv_data->sas_target->sas_address
2933 != sas_address)
2934 continue;
2935 if (sas_device_priv_data->block)
2936 _scsih_internal_device_unblock(sdev,
2937 sas_device_priv_data);
2938 }
2939}
2940
2941
2942
2943
2944
2945
2946
2947
2948static void
2949_scsih_block_io_all_device(struct MPT3SAS_ADAPTER *ioc)
2950{
2951 struct MPT3SAS_DEVICE *sas_device_priv_data;
2952 struct scsi_device *sdev;
2953
2954 shost_for_each_device(sdev, ioc->shost) {
2955 sas_device_priv_data = sdev->hostdata;
2956 if (!sas_device_priv_data)
2957 continue;
2958 if (sas_device_priv_data->block)
2959 continue;
2960 if (sas_device_priv_data->ignore_delay_remove) {
2961 sdev_printk(KERN_INFO, sdev,
2962 "%s skip device_block for SES handle(0x%04x)\n",
2963 __func__, sas_device_priv_data->sas_target->handle);
2964 continue;
2965 }
2966 _scsih_internal_device_block(sdev, sas_device_priv_data);
2967 }
2968}
2969
2970
2971
2972
2973
2974
2975
2976
2977static void
2978_scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
2979{
2980 struct MPT3SAS_DEVICE *sas_device_priv_data;
2981 struct scsi_device *sdev;
2982 struct _sas_device *sas_device;
2983
2984 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
2985 if (!sas_device)
2986 return;
2987
2988 shost_for_each_device(sdev, ioc->shost) {
2989 sas_device_priv_data = sdev->hostdata;
2990 if (!sas_device_priv_data)
2991 continue;
2992 if (sas_device_priv_data->sas_target->handle != handle)
2993 continue;
2994 if (sas_device_priv_data->block)
2995 continue;
2996 if (sas_device->pend_sas_rphy_add)
2997 continue;
2998 if (sas_device_priv_data->ignore_delay_remove) {
2999 sdev_printk(KERN_INFO, sdev,
3000 "%s skip device_block for SES handle(0x%04x)\n",
3001 __func__, sas_device_priv_data->sas_target->handle);
3002 continue;
3003 }
3004 _scsih_internal_device_block(sdev, sas_device_priv_data);
3005 }
3006
3007 sas_device_put(sas_device);
3008}
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019static void
3020_scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER *ioc,
3021 struct _sas_node *sas_expander)
3022{
3023 struct _sas_port *mpt3sas_port;
3024 struct _sas_device *sas_device;
3025 struct _sas_node *expander_sibling;
3026 unsigned long flags;
3027
3028 if (!sas_expander)
3029 return;
3030
3031 list_for_each_entry(mpt3sas_port,
3032 &sas_expander->sas_port_list, port_list) {
3033 if (mpt3sas_port->remote_identify.device_type ==
3034 SAS_END_DEVICE) {
3035 spin_lock_irqsave(&ioc->sas_device_lock, flags);
3036 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
3037 mpt3sas_port->remote_identify.sas_address);
3038 if (sas_device) {
3039 set_bit(sas_device->handle,
3040 ioc->blocking_handles);
3041 sas_device_put(sas_device);
3042 }
3043 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
3044 }
3045 }
3046
3047 list_for_each_entry(mpt3sas_port,
3048 &sas_expander->sas_port_list, port_list) {
3049
3050 if (mpt3sas_port->remote_identify.device_type ==
3051 SAS_EDGE_EXPANDER_DEVICE ||
3052 mpt3sas_port->remote_identify.device_type ==
3053 SAS_FANOUT_EXPANDER_DEVICE) {
3054 expander_sibling =
3055 mpt3sas_scsih_expander_find_by_sas_address(
3056 ioc, mpt3sas_port->remote_identify.sas_address);
3057 _scsih_block_io_to_children_attached_to_ex(ioc,
3058 expander_sibling);
3059 }
3060 }
3061}
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071static void
3072_scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER *ioc,
3073 Mpi2EventDataSasTopologyChangeList_t *event_data)
3074{
3075 int i;
3076 u16 handle;
3077 u16 reason_code;
3078
3079 for (i = 0; i < event_data->NumEntries; i++) {
3080 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
3081 if (!handle)
3082 continue;
3083 reason_code = event_data->PHY[i].PhyStatus &
3084 MPI2_EVENT_SAS_TOPO_RC_MASK;
3085 if (reason_code == MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING)
3086 _scsih_block_io_device(ioc, handle);
3087 }
3088}
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105static void
3106_scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3107{
3108 Mpi2SCSITaskManagementRequest_t *mpi_request;
3109 u16 smid;
3110 struct _sas_device *sas_device = NULL;
3111 struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
3112 u64 sas_address = 0;
3113 unsigned long flags;
3114 struct _tr_list *delayed_tr;
3115 u32 ioc_state;
3116
3117 if (ioc->remove_host) {
3118 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3119 "%s: host has been removed: handle(0x%04x)\n",
3120 __func__, ioc->name, handle));
3121 return;
3122 } else if (ioc->pci_error_recovery) {
3123 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3124 "%s: host in pci error recovery: handle(0x%04x)\n",
3125 __func__, ioc->name,
3126 handle));
3127 return;
3128 }
3129 ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
3130 if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
3131 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3132 "%s: host is not operational: handle(0x%04x)\n",
3133 __func__, ioc->name,
3134 handle));
3135 return;
3136 }
3137
3138
3139 if (test_bit(handle, ioc->pd_handles))
3140 return;
3141
3142 spin_lock_irqsave(&ioc->sas_device_lock, flags);
3143 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
3144 if (sas_device && sas_device->starget &&
3145 sas_device->starget->hostdata) {
3146 sas_target_priv_data = sas_device->starget->hostdata;
3147 sas_target_priv_data->deleted = 1;
3148 sas_address = sas_device->sas_address;
3149 }
3150 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
3151
3152 if (sas_target_priv_data) {
3153 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3154 "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n",
3155 ioc->name, handle,
3156 (unsigned long long)sas_address));
3157 if (sas_device->enclosure_handle != 0)
3158 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3159 "setting delete flag:enclosure logical id(0x%016llx),"
3160 " slot(%d)\n", ioc->name, (unsigned long long)
3161 sas_device->enclosure_logical_id,
3162 sas_device->slot));
3163 if (sas_device->connector_name[0] != '\0')
3164 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3165 "setting delete flag: enclosure level(0x%04x),"
3166 " connector name( %s)\n", ioc->name,
3167 sas_device->enclosure_level,
3168 sas_device->connector_name));
3169 _scsih_ublock_io_device(ioc, sas_address);
3170 sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE;
3171 }
3172
3173 smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx);
3174 if (!smid) {
3175 delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
3176 if (!delayed_tr)
3177 goto out;
3178 INIT_LIST_HEAD(&delayed_tr->list);
3179 delayed_tr->handle = handle;
3180 list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list);
3181 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3182 "DELAYED:tr:handle(0x%04x), (open)\n",
3183 ioc->name, handle));
3184 goto out;
3185 }
3186
3187 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3188 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3189 ioc->name, handle, smid,
3190 ioc->tm_tr_cb_idx));
3191 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
3192 memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
3193 mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
3194 mpi_request->DevHandle = cpu_to_le16(handle);
3195 mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
3196 mpt3sas_base_put_smid_hi_priority(ioc, smid, 0);
3197 mpt3sas_trigger_master(ioc, MASTER_TRIGGER_DEVICE_REMOVAL);
3198
3199out:
3200 if (sas_device)
3201 sas_device_put(sas_device);
3202}
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220static u8
3221_scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
3222 u32 reply)
3223{
3224 u16 handle;
3225 Mpi2SCSITaskManagementRequest_t *mpi_request_tm;
3226 Mpi2SCSITaskManagementReply_t *mpi_reply =
3227 mpt3sas_base_get_reply_virt_addr(ioc, reply);
3228 Mpi2SasIoUnitControlRequest_t *mpi_request;
3229 u16 smid_sas_ctrl;
3230 u32 ioc_state;
3231 struct _sc_list *delayed_sc;
3232
3233 if (ioc->remove_host) {
3234 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3235 "%s: host has been removed\n", __func__, ioc->name));
3236 return 1;
3237 } else if (ioc->pci_error_recovery) {
3238 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3239 "%s: host in pci error recovery\n", __func__,
3240 ioc->name));
3241 return 1;
3242 }
3243 ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
3244 if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
3245 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3246 "%s: host is not operational\n", __func__, ioc->name));
3247 return 1;
3248 }
3249 if (unlikely(!mpi_reply)) {
3250 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
3251 ioc->name, __FILE__, __LINE__, __func__);
3252 return 1;
3253 }
3254 mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid);
3255 handle = le16_to_cpu(mpi_request_tm->DevHandle);
3256 if (handle != le16_to_cpu(mpi_reply->DevHandle)) {
3257 dewtprintk(ioc, pr_err(MPT3SAS_FMT
3258 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3259 ioc->name, handle,
3260 le16_to_cpu(mpi_reply->DevHandle), smid));
3261 return 0;
3262 }
3263
3264 mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT);
3265 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3266 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3267 "loginfo(0x%08x), completed(%d)\n", ioc->name,
3268 handle, smid, le16_to_cpu(mpi_reply->IOCStatus),
3269 le32_to_cpu(mpi_reply->IOCLogInfo),
3270 le32_to_cpu(mpi_reply->TerminationCount)));
3271
3272 smid_sas_ctrl = mpt3sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx);
3273 if (!smid_sas_ctrl) {
3274 delayed_sc = kzalloc(sizeof(*delayed_sc), GFP_ATOMIC);
3275 if (!delayed_sc)
3276 return _scsih_check_for_pending_tm(ioc, smid);
3277 INIT_LIST_HEAD(&delayed_sc->list);
3278 delayed_sc->handle = mpi_request_tm->DevHandle;
3279 list_add_tail(&delayed_sc->list, &ioc->delayed_sc_list);
3280 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3281 "DELAYED:sc:handle(0x%04x), (open)\n",
3282 ioc->name, handle));
3283 return _scsih_check_for_pending_tm(ioc, smid);
3284 }
3285
3286 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3287 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3288 ioc->name, handle, smid_sas_ctrl,
3289 ioc->tm_sas_control_cb_idx));
3290 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid_sas_ctrl);
3291 memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t));
3292 mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
3293 mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
3294 mpi_request->DevHandle = mpi_request_tm->DevHandle;
3295 mpt3sas_base_put_smid_default(ioc, smid_sas_ctrl);
3296
3297 return _scsih_check_for_pending_tm(ioc, smid);
3298}
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316static u8
3317_scsih_sas_control_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid,
3318 u8 msix_index, u32 reply)
3319{
3320 Mpi2SasIoUnitControlReply_t *mpi_reply =
3321 mpt3sas_base_get_reply_virt_addr(ioc, reply);
3322
3323 if (likely(mpi_reply)) {
3324 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3325 "sc_complete:handle(0x%04x), (open) "
3326 "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n",
3327 ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid,
3328 le16_to_cpu(mpi_reply->IOCStatus),
3329 le32_to_cpu(mpi_reply->IOCLogInfo)));
3330 } else {
3331 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
3332 ioc->name, __FILE__, __LINE__, __func__);
3333 }
3334 return mpt3sas_check_for_pending_internal_cmds(ioc, smid);
3335}
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347static void
3348_scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3349{
3350 Mpi2SCSITaskManagementRequest_t *mpi_request;
3351 u16 smid;
3352 struct _tr_list *delayed_tr;
3353
3354 if (ioc->shost_recovery || ioc->remove_host ||
3355 ioc->pci_error_recovery) {
3356 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3357 "%s: host reset in progress!\n",
3358 __func__, ioc->name));
3359 return;
3360 }
3361
3362 smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_volume_cb_idx);
3363 if (!smid) {
3364 delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
3365 if (!delayed_tr)
3366 return;
3367 INIT_LIST_HEAD(&delayed_tr->list);
3368 delayed_tr->handle = handle;
3369 list_add_tail(&delayed_tr->list, &ioc->delayed_tr_volume_list);
3370 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3371 "DELAYED:tr:handle(0x%04x), (open)\n",
3372 ioc->name, handle));
3373 return;
3374 }
3375
3376 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3377 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3378 ioc->name, handle, smid,
3379 ioc->tm_tr_volume_cb_idx));
3380 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
3381 memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
3382 mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
3383 mpi_request->DevHandle = cpu_to_le16(handle);
3384 mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
3385 mpt3sas_base_put_smid_hi_priority(ioc, smid, 0);
3386}
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399static u8
3400_scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid,
3401 u8 msix_index, u32 reply)
3402{
3403 u16 handle;
3404 Mpi2SCSITaskManagementRequest_t *mpi_request_tm;
3405 Mpi2SCSITaskManagementReply_t *mpi_reply =
3406 mpt3sas_base_get_reply_virt_addr(ioc, reply);
3407
3408 if (ioc->shost_recovery || ioc->remove_host ||
3409 ioc->pci_error_recovery) {
3410 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3411 "%s: host reset in progress!\n",
3412 __func__, ioc->name));
3413 return 1;
3414 }
3415 if (unlikely(!mpi_reply)) {
3416 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
3417 ioc->name, __FILE__, __LINE__, __func__);
3418 return 1;
3419 }
3420
3421 mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid);
3422 handle = le16_to_cpu(mpi_request_tm->DevHandle);
3423 if (handle != le16_to_cpu(mpi_reply->DevHandle)) {
3424 dewtprintk(ioc, pr_err(MPT3SAS_FMT
3425 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3426 ioc->name, handle,
3427 le16_to_cpu(mpi_reply->DevHandle), smid));
3428 return 0;
3429 }
3430
3431 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3432 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3433 "loginfo(0x%08x), completed(%d)\n", ioc->name,
3434 handle, smid, le16_to_cpu(mpi_reply->IOCStatus),
3435 le32_to_cpu(mpi_reply->IOCLogInfo),
3436 le32_to_cpu(mpi_reply->TerminationCount)));
3437
3438 return _scsih_check_for_pending_tm(ioc, smid);
3439}
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450void
3451_scsih_issue_delayed_event_ack(struct MPT3SAS_ADAPTER *ioc, u16 smid, u16 event,
3452 u32 event_context)
3453{
3454 Mpi2EventAckRequest_t *ack_request;
3455 int i = smid - ioc->internal_smid;
3456 unsigned long flags;
3457
3458
3459
3460
3461
3462 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
3463 ioc->internal_lookup[i].cb_idx = ioc->base_cb_idx;
3464 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
3465
3466 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3467 "EVENT ACK: event(0x%04x), smid(%d), cb(%d)\n",
3468 ioc->name, le16_to_cpu(event), smid,
3469 ioc->base_cb_idx));
3470 ack_request = mpt3sas_base_get_msg_frame(ioc, smid);
3471 memset(ack_request, 0, sizeof(Mpi2EventAckRequest_t));
3472 ack_request->Function = MPI2_FUNCTION_EVENT_ACK;
3473 ack_request->Event = event;
3474 ack_request->EventContext = event_context;
3475 ack_request->VF_ID = 0;
3476 ack_request->VP_ID = 0;
3477 mpt3sas_base_put_smid_default(ioc, smid);
3478}
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489void
3490_scsih_issue_delayed_sas_io_unit_ctrl(struct MPT3SAS_ADAPTER *ioc,
3491 u16 smid, u16 handle)
3492 {
3493 Mpi2SasIoUnitControlRequest_t *mpi_request;
3494 u32 ioc_state;
3495 int i = smid - ioc->internal_smid;
3496 unsigned long flags;
3497
3498 if (ioc->remove_host) {
3499 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3500 "%s: host has been removed\n",
3501 __func__, ioc->name));
3502 return;
3503 } else if (ioc->pci_error_recovery) {
3504 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3505 "%s: host in pci error recovery\n",
3506 __func__, ioc->name));
3507 return;
3508 }
3509 ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
3510 if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
3511 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3512 "%s: host is not operational\n",
3513 __func__, ioc->name));
3514 return;
3515 }
3516
3517
3518
3519
3520
3521 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
3522 ioc->internal_lookup[i].cb_idx = ioc->tm_sas_control_cb_idx;
3523 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
3524
3525 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3526 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3527 ioc->name, le16_to_cpu(handle), smid,
3528 ioc->tm_sas_control_cb_idx));
3529 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
3530 memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t));
3531 mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
3532 mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
3533 mpi_request->DevHandle = handle;
3534 mpt3sas_base_put_smid_default(ioc, smid);
3535}
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550u8
3551mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER *ioc, u16 smid)
3552{
3553 struct _sc_list *delayed_sc;
3554 struct _event_ack_list *delayed_event_ack;
3555
3556 if (!list_empty(&ioc->delayed_event_ack_list)) {
3557 delayed_event_ack = list_entry(ioc->delayed_event_ack_list.next,
3558 struct _event_ack_list, list);
3559 _scsih_issue_delayed_event_ack(ioc, smid,
3560 delayed_event_ack->Event, delayed_event_ack->EventContext);
3561 list_del(&delayed_event_ack->list);
3562 kfree(delayed_event_ack);
3563 return 0;
3564 }
3565
3566 if (!list_empty(&ioc->delayed_sc_list)) {
3567 delayed_sc = list_entry(ioc->delayed_sc_list.next,
3568 struct _sc_list, list);
3569 _scsih_issue_delayed_sas_io_unit_ctrl(ioc, smid,
3570 delayed_sc->handle);
3571 list_del(&delayed_sc->list);
3572 kfree(delayed_sc);
3573 return 0;
3574 }
3575 return 1;
3576}
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589static u8
3590_scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid)
3591{
3592 struct _tr_list *delayed_tr;
3593
3594 if (!list_empty(&ioc->delayed_tr_volume_list)) {
3595 delayed_tr = list_entry(ioc->delayed_tr_volume_list.next,
3596 struct _tr_list, list);
3597 mpt3sas_base_free_smid(ioc, smid);
3598 _scsih_tm_tr_volume_send(ioc, delayed_tr->handle);
3599 list_del(&delayed_tr->list);
3600 kfree(delayed_tr);
3601 return 0;
3602 }
3603
3604 if (!list_empty(&ioc->delayed_tr_list)) {
3605 delayed_tr = list_entry(ioc->delayed_tr_list.next,
3606 struct _tr_list, list);
3607 mpt3sas_base_free_smid(ioc, smid);
3608 _scsih_tm_tr_send(ioc, delayed_tr->handle);
3609 list_del(&delayed_tr->list);
3610 kfree(delayed_tr);
3611 return 0;
3612 }
3613
3614 return 1;
3615}
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630static void
3631_scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER *ioc,
3632 Mpi2EventDataSasTopologyChangeList_t *event_data)
3633{
3634 struct fw_event_work *fw_event;
3635 Mpi2EventDataSasTopologyChangeList_t *local_event_data;
3636 u16 expander_handle;
3637 struct _sas_node *sas_expander;
3638 unsigned long flags;
3639 int i, reason_code;
3640 u16 handle;
3641
3642 for (i = 0 ; i < event_data->NumEntries; i++) {
3643 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
3644 if (!handle)
3645 continue;
3646 reason_code = event_data->PHY[i].PhyStatus &
3647 MPI2_EVENT_SAS_TOPO_RC_MASK;
3648 if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)
3649 _scsih_tm_tr_send(ioc, handle);
3650 }
3651
3652 expander_handle = le16_to_cpu(event_data->ExpanderDevHandle);
3653 if (expander_handle < ioc->sas_hba.num_phys) {
3654 _scsih_block_io_to_children_attached_directly(ioc, event_data);
3655 return;
3656 }
3657 if (event_data->ExpStatus ==
3658 MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING) {
3659
3660 spin_lock_irqsave(&ioc->sas_node_lock, flags);
3661 sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc,
3662 expander_handle);
3663 _scsih_block_io_to_children_attached_to_ex(ioc, sas_expander);
3664 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
3665 do {
3666 handle = find_first_bit(ioc->blocking_handles,
3667 ioc->facts.MaxDevHandle);
3668 if (handle < ioc->facts.MaxDevHandle)
3669 _scsih_block_io_device(ioc, handle);
3670 } while (test_and_clear_bit(handle, ioc->blocking_handles));
3671 } else if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING)
3672 _scsih_block_io_to_children_attached_directly(ioc, event_data);
3673
3674 if (event_data->ExpStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING)
3675 return;
3676
3677
3678 spin_lock_irqsave(&ioc->fw_event_lock, flags);
3679 list_for_each_entry(fw_event, &ioc->fw_event_list, list) {
3680 if (fw_event->event != MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST ||
3681 fw_event->ignore)
3682 continue;
3683 local_event_data = (Mpi2EventDataSasTopologyChangeList_t *)
3684 fw_event->event_data;
3685 if (local_event_data->ExpStatus ==
3686 MPI2_EVENT_SAS_TOPO_ES_ADDED ||
3687 local_event_data->ExpStatus ==
3688 MPI2_EVENT_SAS_TOPO_ES_RESPONDING) {
3689 if (le16_to_cpu(local_event_data->ExpanderDevHandle) ==
3690 expander_handle) {
3691 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3692 "setting ignoring flag\n", ioc->name));
3693 fw_event->ignore = 1;
3694 }
3695 }
3696 }
3697 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
3698}
3699
3700
3701
3702
3703
3704
3705
3706
3707static void
3708_scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3709{
3710 struct _raid_device *raid_device;
3711 struct MPT3SAS_TARGET *sas_target_priv_data;
3712 unsigned long flags;
3713
3714 spin_lock_irqsave(&ioc->raid_device_lock, flags);
3715 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
3716 if (raid_device && raid_device->starget &&
3717 raid_device->starget->hostdata) {
3718 sas_target_priv_data =
3719 raid_device->starget->hostdata;
3720 sas_target_priv_data->deleted = 1;
3721 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3722 "setting delete flag: handle(0x%04x), "
3723 "wwid(0x%016llx)\n", ioc->name, handle,
3724 (unsigned long long) raid_device->wwid));
3725 }
3726 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
3727}
3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739static void
3740_scsih_set_volume_handle_for_tr(u16 handle, u16 *a, u16 *b)
3741{
3742 if (!handle || handle == *a || handle == *b)
3743 return;
3744 if (!*a)
3745 *a = handle;
3746 else if (!*b)
3747 *b = handle;
3748}
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764static void
3765_scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc,
3766 Mpi2EventDataIrConfigChangeList_t *event_data)
3767{
3768 Mpi2EventIrConfigElement_t *element;
3769 int i;
3770 u16 handle, volume_handle, a, b;
3771 struct _tr_list *delayed_tr;
3772
3773 a = 0;
3774 b = 0;
3775
3776 if (ioc->is_warpdrive)
3777 return;
3778
3779
3780 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
3781 for (i = 0; i < event_data->NumElements; i++, element++) {
3782 if (le32_to_cpu(event_data->Flags) &
3783 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
3784 continue;
3785 if (element->ReasonCode ==
3786 MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED ||
3787 element->ReasonCode ==
3788 MPI2_EVENT_IR_CHANGE_RC_REMOVED) {
3789 volume_handle = le16_to_cpu(element->VolDevHandle);
3790 _scsih_set_volume_delete_flag(ioc, volume_handle);
3791 _scsih_set_volume_handle_for_tr(volume_handle, &a, &b);
3792 }
3793 }
3794
3795
3796 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
3797 for (i = 0; i < event_data->NumElements; i++, element++) {
3798 if (le32_to_cpu(event_data->Flags) &
3799 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
3800 continue;
3801 if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_UNHIDE) {
3802 volume_handle = le16_to_cpu(element->VolDevHandle);
3803 _scsih_set_volume_handle_for_tr(volume_handle, &a, &b);
3804 }
3805 }
3806
3807 if (a)
3808 _scsih_tm_tr_volume_send(ioc, a);
3809 if (b)
3810 _scsih_tm_tr_volume_send(ioc, b);
3811
3812
3813 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
3814 for (i = 0; i < event_data->NumElements; i++, element++) {
3815 if (element->ReasonCode != MPI2_EVENT_IR_CHANGE_RC_UNHIDE)
3816 continue;
3817 handle = le16_to_cpu(element->PhysDiskDevHandle);
3818 volume_handle = le16_to_cpu(element->VolDevHandle);
3819 clear_bit(handle, ioc->pd_handles);
3820 if (!volume_handle)
3821 _scsih_tm_tr_send(ioc, handle);
3822 else if (volume_handle == a || volume_handle == b) {
3823 delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
3824 BUG_ON(!delayed_tr);
3825 INIT_LIST_HEAD(&delayed_tr->list);
3826 delayed_tr->handle = handle;
3827 list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list);
3828 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3829 "DELAYED:tr:handle(0x%04x), (open)\n", ioc->name,
3830 handle));
3831 } else
3832 _scsih_tm_tr_send(ioc, handle);
3833 }
3834}
3835
3836
3837
3838
3839
3840
3841
3842
3843
3844
3845
3846
3847
3848
3849static void
3850_scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER *ioc,
3851 Mpi2EventDataIrVolume_t *event_data)
3852{
3853 u32 state;
3854
3855 if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED)
3856 return;
3857 state = le32_to_cpu(event_data->NewValue);
3858 if (state == MPI2_RAID_VOL_STATE_MISSING || state ==
3859 MPI2_RAID_VOL_STATE_FAILED)
3860 _scsih_set_volume_delete_flag(ioc,
3861 le16_to_cpu(event_data->VolDevHandle));
3862}
3863
3864
3865
3866
3867
3868
3869
3870
3871
3872static void
3873_scsih_temp_threshold_events(struct MPT3SAS_ADAPTER *ioc,
3874 Mpi2EventDataTemperature_t *event_data)
3875{
3876 if (ioc->temp_sensors_count >= event_data->SensorNum) {
3877 pr_err(MPT3SAS_FMT "Temperature Threshold flags %s%s%s%s"
3878 " exceeded for Sensor: %d !!!\n", ioc->name,
3879 ((le16_to_cpu(event_data->Status) & 0x1) == 1) ? "0 " : " ",
3880 ((le16_to_cpu(event_data->Status) & 0x2) == 2) ? "1 " : " ",
3881 ((le16_to_cpu(event_data->Status) & 0x4) == 4) ? "2 " : " ",
3882 ((le16_to_cpu(event_data->Status) & 0x8) == 8) ? "3 " : " ",
3883 event_data->SensorNum);
3884 pr_err(MPT3SAS_FMT "Current Temp In Celsius: %d\n",
3885 ioc->name, event_data->CurrentTemperature);
3886 }
3887}
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898static void
3899_scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc)
3900{
3901 struct scsi_cmnd *scmd;
3902 u16 smid;
3903 u16 count = 0;
3904
3905 for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
3906 scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
3907 if (!scmd)
3908 continue;
3909 count++;
3910 mpt3sas_base_free_smid(ioc, smid);
3911 scsi_dma_unmap(scmd);
3912 if (ioc->pci_error_recovery)
3913 scmd->result = DID_NO_CONNECT << 16;
3914 else
3915 scmd->result = DID_RESET << 16;
3916 scmd->scsi_done(scmd);
3917 }
3918 dtmprintk(ioc, pr_info(MPT3SAS_FMT "completing %d cmds\n",
3919 ioc->name, count));
3920}
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932static void
3933_scsih_setup_eedp(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
3934 Mpi2SCSIIORequest_t *mpi_request)
3935{
3936 u16 eedp_flags;
3937 unsigned char prot_op = scsi_get_prot_op(scmd);
3938 unsigned char prot_type = scsi_get_prot_type(scmd);
3939 Mpi25SCSIIORequest_t *mpi_request_3v =
3940 (Mpi25SCSIIORequest_t *)mpi_request;
3941
3942 if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL)
3943 return;
3944
3945 if (prot_op == SCSI_PROT_READ_STRIP)
3946 eedp_flags = MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP;
3947 else if (prot_op == SCSI_PROT_WRITE_INSERT)
3948 eedp_flags = MPI2_SCSIIO_EEDPFLAGS_INSERT_OP;
3949 else
3950 return;
3951
3952 switch (prot_type) {
3953 case SCSI_PROT_DIF_TYPE1:
3954 case SCSI_PROT_DIF_TYPE2:
3955
3956
3957
3958
3959
3960 eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG |
3961 MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG |
3962 MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD;
3963 mpi_request->CDB.EEDP32.PrimaryReferenceTag =
3964 cpu_to_be32(scsi_get_lba(scmd));
3965 break;
3966
3967 case SCSI_PROT_DIF_TYPE3:
3968
3969
3970
3971
3972 eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD;
3973
3974 break;
3975 }
3976
3977 mpi_request_3v->EEDPBlockSize =
3978 cpu_to_le16(scmd->device->sector_size);
3979 mpi_request->EEDPFlags = cpu_to_le16(eedp_flags);
3980}
3981
3982
3983
3984
3985
3986
3987
3988
3989static void
3990_scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status)
3991{
3992 u8 ascq;
3993
3994 switch (ioc_status) {
3995 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
3996 ascq = 0x01;
3997 break;
3998 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
3999 ascq = 0x02;
4000 break;
4001 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
4002 ascq = 0x03;
4003 break;
4004 default:
4005 ascq = 0x00;
4006 break;
4007 }
4008 scsi_build_sense_buffer(0, scmd->sense_buffer, ILLEGAL_REQUEST, 0x10,
4009 ascq);
4010 scmd->result = DRIVER_SENSE << 24 | (DID_ABORT << 16) |
4011 SAM_STAT_CHECK_CONDITION;
4012}
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027int
4028scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
4029{
4030 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
4031 struct MPT3SAS_DEVICE *sas_device_priv_data;
4032 struct MPT3SAS_TARGET *sas_target_priv_data;
4033 struct _raid_device *raid_device;
4034 Mpi2SCSIIORequest_t *mpi_request;
4035 u32 mpi_control;
4036 u16 smid;
4037 u16 handle;
4038
4039 if (ioc->logging_level & MPT_DEBUG_SCSI)
4040 scsi_print_command(scmd);
4041
4042 sas_device_priv_data = scmd->device->hostdata;
4043 if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
4044 scmd->result = DID_NO_CONNECT << 16;
4045 scmd->scsi_done(scmd);
4046 return 0;
4047 }
4048
4049 if (ioc->pci_error_recovery || ioc->remove_host) {
4050 scmd->result = DID_NO_CONNECT << 16;
4051 scmd->scsi_done(scmd);
4052 return 0;
4053 }
4054
4055 sas_target_priv_data = sas_device_priv_data->sas_target;
4056
4057
4058 handle = sas_target_priv_data->handle;
4059 if (handle == MPT3SAS_INVALID_DEVICE_HANDLE) {
4060 scmd->result = DID_NO_CONNECT << 16;
4061 scmd->scsi_done(scmd);
4062 return 0;
4063 }
4064
4065
4066
4067 if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress)
4068 return SCSI_MLQUEUE_HOST_BUSY;
4069
4070
4071 else if (sas_target_priv_data->deleted) {
4072 scmd->result = DID_NO_CONNECT << 16;
4073 scmd->scsi_done(scmd);
4074 return 0;
4075
4076 } else if (sas_target_priv_data->tm_busy ||
4077 sas_device_priv_data->block)
4078 return SCSI_MLQUEUE_DEVICE_BUSY;
4079
4080 if (scmd->sc_data_direction == DMA_FROM_DEVICE)
4081 mpi_control = MPI2_SCSIIO_CONTROL_READ;
4082 else if (scmd->sc_data_direction == DMA_TO_DEVICE)
4083 mpi_control = MPI2_SCSIIO_CONTROL_WRITE;
4084 else
4085 mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER;
4086
4087
4088 mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ;
4089
4090
4091
4092
4093 if (!ioc->is_warpdrive && !scsih_is_raid(&scmd->device->sdev_gendev)
4094 && sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32)
4095 mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON;
4096
4097 smid = mpt3sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd);
4098 if (!smid) {
4099 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
4100 ioc->name, __func__);
4101 goto out;
4102 }
4103 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
4104 memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t));
4105 _scsih_setup_eedp(ioc, scmd, mpi_request);
4106
4107 if (scmd->cmd_len == 32)
4108 mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT;
4109 mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
4110 if (sas_device_priv_data->sas_target->flags &
4111 MPT_TARGET_FLAGS_RAID_COMPONENT)
4112 mpi_request->Function = MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
4113 else
4114 mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
4115 mpi_request->DevHandle = cpu_to_le16(handle);
4116 mpi_request->DataLength = cpu_to_le32(scsi_bufflen(scmd));
4117 mpi_request->Control = cpu_to_le32(mpi_control);
4118 mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len);
4119 mpi_request->MsgFlags = MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR;
4120 mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE;
4121 mpi_request->SenseBufferLowAddress =
4122 mpt3sas_base_get_sense_buffer_dma(ioc, smid);
4123 mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4;
4124 int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *)
4125 mpi_request->LUN);
4126 memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
4127
4128 if (mpi_request->DataLength) {
4129 if (ioc->build_sg_scmd(ioc, scmd, smid)) {
4130 mpt3sas_base_free_smid(ioc, smid);
4131 goto out;
4132 }
4133 } else
4134 ioc->build_zero_len_sge(ioc, &mpi_request->SGL);
4135
4136 raid_device = sas_target_priv_data->raid_device;
4137 if (raid_device && raid_device->direct_io_enabled)
4138 mpt3sas_setup_direct_io(ioc, scmd, raid_device, mpi_request,
4139 smid);
4140
4141 if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) {
4142 if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) {
4143 mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len |
4144 MPI25_SCSIIO_IOFLAGS_FAST_PATH);
4145 mpt3sas_base_put_smid_fast_path(ioc, smid, handle);
4146 } else
4147 mpt3sas_base_put_smid_scsi_io(ioc, smid,
4148 le16_to_cpu(mpi_request->DevHandle));
4149 } else
4150 mpt3sas_base_put_smid_default(ioc, smid);
4151 return 0;
4152
4153 out:
4154 return SCSI_MLQUEUE_HOST_BUSY;
4155}
4156
4157
4158
4159
4160
4161
4162
4163
4164static void
4165_scsih_normalize_sense(char *sense_buffer, struct sense_info *data)
4166{
4167 if ((sense_buffer[0] & 0x7F) >= 0x72) {
4168
4169 data->skey = sense_buffer[1] & 0x0F;
4170 data->asc = sense_buffer[2];
4171 data->ascq = sense_buffer[3];
4172 } else {
4173
4174 data->skey = sense_buffer[2] & 0x0F;
4175 data->asc = sense_buffer[12];
4176 data->ascq = sense_buffer[13];
4177 }
4178}
4179
4180
4181
4182
4183
4184
4185
4186
4187
4188
4189
4190
4191
4192static void
4193_scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
4194 Mpi2SCSIIOReply_t *mpi_reply, u16 smid)
4195{
4196 u32 response_info;
4197 u8 *response_bytes;
4198 u16 ioc_status = le16_to_cpu(mpi_reply->IOCStatus) &
4199 MPI2_IOCSTATUS_MASK;
4200 u8 scsi_state = mpi_reply->SCSIState;
4201 u8 scsi_status = mpi_reply->SCSIStatus;
4202 char *desc_ioc_state = NULL;
4203 char *desc_scsi_status = NULL;
4204 char *desc_scsi_state = ioc->tmp_string;
4205 u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
4206 struct _sas_device *sas_device = NULL;
4207 struct scsi_target *starget = scmd->device->sdev_target;
4208 struct MPT3SAS_TARGET *priv_target = starget->hostdata;
4209 char *device_str = NULL;
4210
4211 if (!priv_target)
4212 return;
4213 if (ioc->hide_ir_msg)
4214 device_str = "WarpDrive";
4215 else
4216 device_str = "volume";
4217
4218 if (log_info == 0x31170000)
4219 return;
4220
4221 switch (ioc_status) {
4222 case MPI2_IOCSTATUS_SUCCESS:
4223 desc_ioc_state = "success";
4224 break;
4225 case MPI2_IOCSTATUS_INVALID_FUNCTION:
4226 desc_ioc_state = "invalid function";
4227 break;
4228 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR:
4229 desc_ioc_state = "scsi recovered error";
4230 break;
4231 case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE:
4232 desc_ioc_state = "scsi invalid dev handle";
4233 break;
4234 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
4235 desc_ioc_state = "scsi device not there";
4236 break;
4237 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN:
4238 desc_ioc_state = "scsi data overrun";
4239 break;
4240 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN:
4241 desc_ioc_state = "scsi data underrun";
4242 break;
4243 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR:
4244 desc_ioc_state = "scsi io data error";
4245 break;
4246 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
4247 desc_ioc_state = "scsi protocol error";
4248 break;
4249 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED:
4250 desc_ioc_state = "scsi task terminated";
4251 break;
4252 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
4253 desc_ioc_state = "scsi residual mismatch";
4254 break;
4255 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
4256 desc_ioc_state = "scsi task mgmt failed";
4257 break;
4258 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED:
4259 desc_ioc_state = "scsi ioc terminated";
4260 break;
4261 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED:
4262 desc_ioc_state = "scsi ext terminated";
4263 break;
4264 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
4265 desc_ioc_state = "eedp guard error";
4266 break;
4267 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
4268 desc_ioc_state = "eedp ref tag error";
4269 break;
4270 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
4271 desc_ioc_state = "eedp app tag error";
4272 break;
4273 case MPI2_IOCSTATUS_INSUFFICIENT_POWER:
4274 desc_ioc_state = "insufficient power";
4275 break;
4276 default:
4277 desc_ioc_state = "unknown";
4278 break;
4279 }
4280
4281 switch (scsi_status) {
4282 case MPI2_SCSI_STATUS_GOOD:
4283 desc_scsi_status = "good";
4284 break;
4285 case MPI2_SCSI_STATUS_CHECK_CONDITION:
4286 desc_scsi_status = "check condition";
4287 break;
4288 case MPI2_SCSI_STATUS_CONDITION_MET:
4289 desc_scsi_status = "condition met";
4290 break;
4291 case MPI2_SCSI_STATUS_BUSY:
4292 desc_scsi_status = "busy";
4293 break;
4294 case MPI2_SCSI_STATUS_INTERMEDIATE:
4295 desc_scsi_status = "intermediate";
4296 break;
4297 case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET:
4298 desc_scsi_status = "intermediate condmet";
4299 break;
4300 case MPI2_SCSI_STATUS_RESERVATION_CONFLICT:
4301 desc_scsi_status = "reservation conflict";
4302 break;
4303 case MPI2_SCSI_STATUS_COMMAND_TERMINATED:
4304 desc_scsi_status = "command terminated";
4305 break;
4306 case MPI2_SCSI_STATUS_TASK_SET_FULL:
4307 desc_scsi_status = "task set full";
4308 break;
4309 case MPI2_SCSI_STATUS_ACA_ACTIVE:
4310 desc_scsi_status = "aca active";
4311 break;
4312 case MPI2_SCSI_STATUS_TASK_ABORTED:
4313 desc_scsi_status = "task aborted";
4314 break;
4315 default:
4316 desc_scsi_status = "unknown";
4317 break;
4318 }
4319
4320 desc_scsi_state[0] = '\0';
4321 if (!scsi_state)
4322 desc_scsi_state = " ";
4323 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID)
4324 strcat(desc_scsi_state, "response info ");
4325 if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
4326 strcat(desc_scsi_state, "state terminated ");
4327 if (scsi_state & MPI2_SCSI_STATE_NO_SCSI_STATUS)
4328 strcat(desc_scsi_state, "no status ");
4329 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_FAILED)
4330 strcat(desc_scsi_state, "autosense failed ");
4331 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID)
4332 strcat(desc_scsi_state, "autosense valid ");
4333
4334 scsi_print_command(scmd);
4335
4336 if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
4337 pr_warn(MPT3SAS_FMT "\t%s wwid(0x%016llx)\n", ioc->name,
4338 device_str, (unsigned long long)priv_target->sas_address);
4339 } else {
4340 sas_device = mpt3sas_get_sdev_from_target(ioc, priv_target);
4341 if (sas_device) {
4342 pr_warn(MPT3SAS_FMT
4343 "\tsas_address(0x%016llx), phy(%d)\n",
4344 ioc->name, (unsigned long long)
4345 sas_device->sas_address, sas_device->phy);
4346 if (sas_device->enclosure_handle != 0)
4347 pr_warn(MPT3SAS_FMT
4348 "\tenclosure_logical_id(0x%016llx),"
4349 "slot(%d)\n", ioc->name,
4350 (unsigned long long)
4351 sas_device->enclosure_logical_id,
4352 sas_device->slot);
4353 if (sas_device->connector_name[0])
4354 pr_warn(MPT3SAS_FMT
4355 "\tenclosure level(0x%04x),"
4356 " connector name( %s)\n", ioc->name,
4357 sas_device->enclosure_level,
4358 sas_device->connector_name);
4359
4360 sas_device_put(sas_device);
4361 }
4362 }
4363
4364 pr_warn(MPT3SAS_FMT
4365 "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n",
4366 ioc->name, le16_to_cpu(mpi_reply->DevHandle),
4367 desc_ioc_state, ioc_status, smid);
4368 pr_warn(MPT3SAS_FMT
4369 "\trequest_len(%d), underflow(%d), resid(%d)\n",
4370 ioc->name, scsi_bufflen(scmd), scmd->underflow,
4371 scsi_get_resid(scmd));
4372 pr_warn(MPT3SAS_FMT
4373 "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n",
4374 ioc->name, le16_to_cpu(mpi_reply->TaskTag),
4375 le32_to_cpu(mpi_reply->TransferCount), scmd->result);
4376 pr_warn(MPT3SAS_FMT
4377 "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n",
4378 ioc->name, desc_scsi_status,
4379 scsi_status, desc_scsi_state, scsi_state);
4380
4381 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) {
4382 struct sense_info data;
4383 _scsih_normalize_sense(scmd->sense_buffer, &data);
4384 pr_warn(MPT3SAS_FMT
4385 "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n",
4386 ioc->name, data.skey,
4387 data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount));
4388 }
4389
4390 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) {
4391 response_info = le32_to_cpu(mpi_reply->ResponseInfo);
4392 response_bytes = (u8 *)&response_info;
4393 _scsih_response_code(ioc, response_bytes[0]);
4394 }
4395}
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405static void
4406_scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
4407{
4408 Mpi2SepReply_t mpi_reply;
4409 Mpi2SepRequest_t mpi_request;
4410 struct _sas_device *sas_device;
4411
4412 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
4413 if (!sas_device)
4414 return;
4415
4416 memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t));
4417 mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR;
4418 mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS;
4419 mpi_request.SlotStatus =
4420 cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT);
4421 mpi_request.DevHandle = cpu_to_le16(handle);
4422 mpi_request.Flags = MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS;
4423 if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply,
4424 &mpi_request)) != 0) {
4425 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
4426 __FILE__, __LINE__, __func__);
4427 goto out;
4428 }
4429 sas_device->pfa_led_on = 1;
4430
4431 if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) {
4432 dewtprintk(ioc, pr_info(MPT3SAS_FMT
4433 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4434 ioc->name, le16_to_cpu(mpi_reply.IOCStatus),
4435 le32_to_cpu(mpi_reply.IOCLogInfo)));
4436 goto out;
4437 }
4438out:
4439 sas_device_put(sas_device);
4440}
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450static void
4451_scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER *ioc,
4452 struct _sas_device *sas_device)
4453{
4454 Mpi2SepReply_t mpi_reply;
4455 Mpi2SepRequest_t mpi_request;
4456
4457 memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t));
4458 mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR;
4459 mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS;
4460 mpi_request.SlotStatus = 0;
4461 mpi_request.Slot = cpu_to_le16(sas_device->slot);
4462 mpi_request.DevHandle = 0;
4463 mpi_request.EnclosureHandle = cpu_to_le16(sas_device->enclosure_handle);
4464 mpi_request.Flags = MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS;
4465 if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply,
4466 &mpi_request)) != 0) {
4467 printk(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
4468 __FILE__, __LINE__, __func__);
4469 return;
4470 }
4471
4472 if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) {
4473 dewtprintk(ioc, printk(MPT3SAS_FMT
4474 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4475 ioc->name, le16_to_cpu(mpi_reply.IOCStatus),
4476 le32_to_cpu(mpi_reply.IOCLogInfo)));
4477 return;
4478 }
4479}
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489static void
4490_scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
4491{
4492 struct fw_event_work *fw_event;
4493
4494 fw_event = alloc_fw_event_work(0);
4495 if (!fw_event)
4496 return;
4497 fw_event->event = MPT3SAS_TURN_ON_PFA_LED;
4498 fw_event->device_handle = handle;
4499 fw_event->ioc = ioc;
4500 _scsih_fw_event_add(ioc, fw_event);
4501 fw_event_work_put(fw_event);
4502}
4503
4504
4505
4506
4507
4508
4509
4510
4511
4512static void
4513_scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle)
4514{
4515 struct scsi_target *starget;
4516 struct MPT3SAS_TARGET *sas_target_priv_data;
4517 Mpi2EventNotificationReply_t *event_reply;
4518 Mpi2EventDataSasDeviceStatusChange_t *event_data;
4519 struct _sas_device *sas_device;
4520 ssize_t sz;
4521 unsigned long flags;
4522
4523
4524 spin_lock_irqsave(&ioc->sas_device_lock, flags);
4525 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
4526 if (!sas_device)
4527 goto out_unlock;
4528
4529 starget = sas_device->starget;
4530 sas_target_priv_data = starget->hostdata;
4531
4532 if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) ||
4533 ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)))
4534 goto out_unlock;
4535
4536 if (sas_device->enclosure_handle != 0)
4537 starget_printk(KERN_INFO, starget, "predicted fault, "
4538 "enclosure logical id(0x%016llx), slot(%d)\n",
4539 (unsigned long long)sas_device->enclosure_logical_id,
4540 sas_device->slot);
4541 if (sas_device->connector_name[0] != '\0')
4542 starget_printk(KERN_WARNING, starget, "predicted fault, "
4543 "enclosure level(0x%04x), connector name( %s)\n",
4544 sas_device->enclosure_level,
4545 sas_device->connector_name);
4546 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
4547
4548 if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM)
4549 _scsih_send_event_to_turn_on_pfa_led(ioc, handle);
4550
4551
4552 sz = offsetof(Mpi2EventNotificationReply_t, EventData) +
4553 sizeof(Mpi2EventDataSasDeviceStatusChange_t);
4554 event_reply = kzalloc(sz, GFP_KERNEL);
4555 if (!event_reply) {
4556 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4557 ioc->name, __FILE__, __LINE__, __func__);
4558 goto out;
4559 }
4560
4561 event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION;
4562 event_reply->Event =
4563 cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE);
4564 event_reply->MsgLength = sz/4;
4565 event_reply->EventDataLength =
4566 cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t)/4);
4567 event_data = (Mpi2EventDataSasDeviceStatusChange_t *)
4568 event_reply->EventData;
4569 event_data->ReasonCode = MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA;
4570 event_data->ASC = 0x5D;
4571 event_data->DevHandle = cpu_to_le16(handle);
4572 event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address);
4573 mpt3sas_ctl_add_to_event_log(ioc, event_reply);
4574 kfree(event_reply);
4575out:
4576 if (sas_device)
4577 sas_device_put(sas_device);
4578 return;
4579
4580out_unlock:
4581 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
4582 goto out;
4583}
4584
4585
4586
4587
4588
4589
4590
4591
4592
4593
4594
4595
4596
4597static u8
4598_scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
4599{
4600 Mpi2SCSIIORequest_t *mpi_request;
4601 Mpi2SCSIIOReply_t *mpi_reply;
4602 struct scsi_cmnd *scmd;
4603 u16 ioc_status;
4604 u32 xfer_cnt;
4605 u8 scsi_state;
4606 u8 scsi_status;
4607 u32 log_info;
4608 struct MPT3SAS_DEVICE *sas_device_priv_data;
4609 u32 response_code = 0;
4610 unsigned long flags;
4611
4612 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
4613 scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
4614 if (scmd == NULL)
4615 return 1;
4616
4617 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
4618
4619 if (mpi_reply == NULL) {
4620 scmd->result = DID_OK << 16;
4621 goto out;
4622 }
4623
4624 sas_device_priv_data = scmd->device->hostdata;
4625 if (!sas_device_priv_data || !sas_device_priv_data->sas_target ||
4626 sas_device_priv_data->sas_target->deleted) {
4627 scmd->result = DID_NO_CONNECT << 16;
4628 goto out;
4629 }
4630 ioc_status = le16_to_cpu(mpi_reply->IOCStatus);
4631
4632
4633
4634
4635
4636 if (mpt3sas_scsi_direct_io_get(ioc, smid) &&
4637 ((ioc_status & MPI2_IOCSTATUS_MASK)
4638 != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) {
4639 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
4640 ioc->scsi_lookup[smid - 1].scmd = scmd;
4641 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
4642 mpt3sas_scsi_direct_io_set(ioc, smid, 0);
4643 memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
4644 mpi_request->DevHandle =
4645 cpu_to_le16(sas_device_priv_data->sas_target->handle);
4646 mpt3sas_base_put_smid_scsi_io(ioc, smid,
4647 sas_device_priv_data->sas_target->handle);
4648 return 0;
4649 }
4650
4651 scsi_state = mpi_reply->SCSIState;
4652 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID)
4653 response_code =
4654 le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF;
4655 if (!sas_device_priv_data->tlr_snoop_check) {
4656 sas_device_priv_data->tlr_snoop_check++;
4657 if (!ioc->is_warpdrive &&
4658 !scsih_is_raid(&scmd->device->sdev_gendev) &&
4659 sas_is_tlr_enabled(scmd->device) &&
4660 response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) {
4661 sas_disable_tlr(scmd->device);
4662 sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n");
4663 }
4664 }
4665
4666 xfer_cnt = le32_to_cpu(mpi_reply->TransferCount);
4667 scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_cnt);
4668 if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE)
4669 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
4670 else
4671 log_info = 0;
4672 ioc_status &= MPI2_IOCSTATUS_MASK;
4673 scsi_status = mpi_reply->SCSIStatus;
4674
4675 if (ioc_status == MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 &&
4676 (scsi_status == MPI2_SCSI_STATUS_BUSY ||
4677 scsi_status == MPI2_SCSI_STATUS_RESERVATION_CONFLICT ||
4678 scsi_status == MPI2_SCSI_STATUS_TASK_SET_FULL)) {
4679 ioc_status = MPI2_IOCSTATUS_SUCCESS;
4680 }
4681
4682 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) {
4683 struct sense_info data;
4684 const void *sense_data = mpt3sas_base_get_sense_buffer(ioc,
4685 smid);
4686 u32 sz = min_t(u32, SCSI_SENSE_BUFFERSIZE,
4687 le32_to_cpu(mpi_reply->SenseCount));
4688 memcpy(scmd->sense_buffer, sense_data, sz);
4689 _scsih_normalize_sense(scmd->sense_buffer, &data);
4690
4691 if (data.asc == 0x5D)
4692 _scsih_smart_predicted_fault(ioc,
4693 le16_to_cpu(mpi_reply->DevHandle));
4694 mpt3sas_trigger_scsi(ioc, data.skey, data.asc, data.ascq);
4695
4696 if (!(ioc->logging_level & MPT_DEBUG_REPLY) &&
4697 ((scmd->sense_buffer[2] == UNIT_ATTENTION) ||
4698 (scmd->sense_buffer[2] == MEDIUM_ERROR) ||
4699 (scmd->sense_buffer[2] == HARDWARE_ERROR)))
4700 _scsih_scsi_ioc_info(ioc, scmd, mpi_reply, smid);
4701 }
4702 switch (ioc_status) {
4703 case MPI2_IOCSTATUS_BUSY:
4704 case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES:
4705 scmd->result = SAM_STAT_BUSY;
4706 break;
4707
4708 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
4709 scmd->result = DID_NO_CONNECT << 16;
4710 break;
4711
4712 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED:
4713 if (sas_device_priv_data->block) {
4714 scmd->result = DID_TRANSPORT_DISRUPTED << 16;
4715 goto out;
4716 }
4717 if (log_info == 0x31110630) {
4718 if (scmd->retries > 2) {
4719 scmd->result = DID_NO_CONNECT << 16;
4720 scsi_device_set_state(scmd->device,
4721 SDEV_OFFLINE);
4722 } else {
4723 scmd->result = DID_SOFT_ERROR << 16;
4724 scmd->device->expecting_cc_ua = 1;
4725 }
4726 break;
4727 } else if (log_info == VIRTUAL_IO_FAILED_RETRY) {
4728 scmd->result = DID_RESET << 16;
4729 break;
4730 }
4731 scmd->result = DID_SOFT_ERROR << 16;
4732 break;
4733 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED:
4734 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED:
4735 scmd->result = DID_RESET << 16;
4736 break;
4737
4738 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
4739 if ((xfer_cnt == 0) || (scmd->underflow > xfer_cnt))
4740 scmd->result = DID_SOFT_ERROR << 16;
4741 else
4742 scmd->result = (DID_OK << 16) | scsi_status;
4743 break;
4744
4745 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN:
4746 scmd->result = (DID_OK << 16) | scsi_status;
4747
4748 if ((scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID))
4749 break;
4750
4751 if (xfer_cnt < scmd->underflow) {
4752 if (scsi_status == SAM_STAT_BUSY)
4753 scmd->result = SAM_STAT_BUSY;
4754 else
4755 scmd->result = DID_SOFT_ERROR << 16;
4756 } else if (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED |
4757 MPI2_SCSI_STATE_NO_SCSI_STATUS))
4758 scmd->result = DID_SOFT_ERROR << 16;
4759 else if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
4760 scmd->result = DID_RESET << 16;
4761 else if (!xfer_cnt && scmd->cmnd[0] == REPORT_LUNS) {
4762 mpi_reply->SCSIState = MPI2_SCSI_STATE_AUTOSENSE_VALID;
4763 mpi_reply->SCSIStatus = SAM_STAT_CHECK_CONDITION;
4764 scmd->result = (DRIVER_SENSE << 24) |
4765 SAM_STAT_CHECK_CONDITION;
4766 scmd->sense_buffer[0] = 0x70;
4767 scmd->sense_buffer[2] = ILLEGAL_REQUEST;
4768 scmd->sense_buffer[12] = 0x20;
4769 scmd->sense_buffer[13] = 0;
4770 }
4771 break;
4772
4773 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN:
4774 scsi_set_resid(scmd, 0);
4775 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR:
4776 case MPI2_IOCSTATUS_SUCCESS:
4777 scmd->result = (DID_OK << 16) | scsi_status;
4778 if (response_code ==
4779 MPI2_SCSITASKMGMT_RSP_INVALID_FRAME ||
4780 (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED |
4781 MPI2_SCSI_STATE_NO_SCSI_STATUS)))
4782 scmd->result = DID_SOFT_ERROR << 16;
4783 else if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
4784 scmd->result = DID_RESET << 16;
4785 break;
4786
4787 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
4788 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
4789 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
4790 _scsih_eedp_error_handling(scmd, ioc_status);
4791 break;
4792
4793 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
4794 case MPI2_IOCSTATUS_INVALID_FUNCTION:
4795 case MPI2_IOCSTATUS_INVALID_SGL:
4796 case MPI2_IOCSTATUS_INTERNAL_ERROR:
4797 case MPI2_IOCSTATUS_INVALID_FIELD:
4798 case MPI2_IOCSTATUS_INVALID_STATE:
4799 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR:
4800 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
4801 case MPI2_IOCSTATUS_INSUFFICIENT_POWER:
4802 default:
4803 scmd->result = DID_SOFT_ERROR << 16;
4804 break;
4805
4806 }
4807
4808 if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY))
4809 _scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid);
4810
4811 out:
4812
4813 scsi_dma_unmap(scmd);
4814
4815 scmd->scsi_done(scmd);
4816 return 1;
4817}
4818
4819
4820
4821
4822
4823
4824
4825
4826
4827
4828
4829
4830static void
4831_scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc)
4832{
4833 u16 sz;
4834 u16 ioc_status;
4835 int i;
4836 Mpi2ConfigReply_t mpi_reply;
4837 Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL;
4838 u16 attached_handle;
4839 u8 link_rate;
4840
4841 dtmprintk(ioc, pr_info(MPT3SAS_FMT
4842 "updating handles for sas_host(0x%016llx)\n",
4843 ioc->name, (unsigned long long)ioc->sas_hba.sas_address));
4844
4845 sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys
4846 * sizeof(Mpi2SasIOUnit0PhyData_t));
4847 sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL);
4848 if (!sas_iounit_pg0) {
4849 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4850 ioc->name, __FILE__, __LINE__, __func__);
4851 return;
4852 }
4853
4854 if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply,
4855 sas_iounit_pg0, sz)) != 0)
4856 goto out;
4857 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
4858 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
4859 goto out;
4860 for (i = 0; i < ioc->sas_hba.num_phys ; i++) {
4861 link_rate = sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4;
4862 if (i == 0)
4863 ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0->
4864 PhyData[0].ControllerDevHandle);
4865 ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle;
4866 attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i].
4867 AttachedDevHandle);
4868 if (attached_handle && link_rate < MPI2_SAS_NEG_LINK_RATE_1_5)
4869 link_rate = MPI2_SAS_NEG_LINK_RATE_1_5;
4870 mpt3sas_transport_update_links(ioc, ioc->sas_hba.sas_address,
4871 attached_handle, i, link_rate);
4872 }
4873 out:
4874 kfree(sas_iounit_pg0);
4875}
4876
4877
4878
4879
4880
4881
4882
4883
4884
4885static void
4886_scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc)
4887{
4888 int i;
4889 Mpi2ConfigReply_t mpi_reply;
4890 Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL;
4891 Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL;
4892 Mpi2SasPhyPage0_t phy_pg0;
4893 Mpi2SasDevicePage0_t sas_device_pg0;
4894 Mpi2SasEnclosurePage0_t enclosure_pg0;
4895 u16 ioc_status;
4896 u16 sz;
4897 u8 device_missing_delay;
4898
4899 mpt3sas_config_get_number_hba_phys(ioc, &ioc->sas_hba.num_phys);
4900 if (!ioc->sas_hba.num_phys) {
4901 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4902 ioc->name, __FILE__, __LINE__, __func__);
4903 return;
4904 }
4905
4906
4907 sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys *
4908 sizeof(Mpi2SasIOUnit0PhyData_t));
4909 sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL);
4910 if (!sas_iounit_pg0) {
4911 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4912 ioc->name, __FILE__, __LINE__, __func__);
4913 return;
4914 }
4915 if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply,
4916 sas_iounit_pg0, sz))) {
4917 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4918 ioc->name, __FILE__, __LINE__, __func__);
4919 goto out;
4920 }
4921 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
4922 MPI2_IOCSTATUS_MASK;
4923 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
4924 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4925 ioc->name, __FILE__, __LINE__, __func__);
4926 goto out;
4927 }
4928
4929
4930 sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys *
4931 sizeof(Mpi2SasIOUnit1PhyData_t));
4932 sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL);
4933 if (!sas_iounit_pg1) {
4934 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4935 ioc->name, __FILE__, __LINE__, __func__);
4936 goto out;
4937 }
4938 if ((mpt3sas_config_get_sas_iounit_pg1(ioc, &mpi_reply,
4939 sas_iounit_pg1, sz))) {
4940 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4941 ioc->name, __FILE__, __LINE__, __func__);
4942 goto out;
4943 }
4944 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
4945 MPI2_IOCSTATUS_MASK;
4946 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
4947 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4948 ioc->name, __FILE__, __LINE__, __func__);
4949 goto out;
4950 }
4951
4952 ioc->io_missing_delay =
4953 sas_iounit_pg1->IODeviceMissingDelay;
4954 device_missing_delay =
4955 sas_iounit_pg1->ReportDeviceMissingDelay;
4956 if (device_missing_delay & MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16)
4957 ioc->device_missing_delay = (device_missing_delay &
4958 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16;
4959 else
4960 ioc->device_missing_delay = device_missing_delay &
4961 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK;
4962
4963 ioc->sas_hba.parent_dev = &ioc->shost->shost_gendev;
4964 ioc->sas_hba.phy = kcalloc(ioc->sas_hba.num_phys,
4965 sizeof(struct _sas_phy), GFP_KERNEL);
4966 if (!ioc->sas_hba.phy) {
4967 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4968 ioc->name, __FILE__, __LINE__, __func__);
4969 goto out;
4970 }
4971 for (i = 0; i < ioc->sas_hba.num_phys ; i++) {
4972 if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0,
4973 i))) {
4974 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4975 ioc->name, __FILE__, __LINE__, __func__);
4976 goto out;
4977 }
4978 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
4979 MPI2_IOCSTATUS_MASK;
4980 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
4981 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4982 ioc->name, __FILE__, __LINE__, __func__);
4983 goto out;
4984 }
4985
4986 if (i == 0)
4987 ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0->
4988 PhyData[0].ControllerDevHandle);
4989 ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle;
4990 ioc->sas_hba.phy[i].phy_id = i;
4991 mpt3sas_transport_add_host_phy(ioc, &ioc->sas_hba.phy[i],
4992 phy_pg0, ioc->sas_hba.parent_dev);
4993 }
4994 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
4995 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, ioc->sas_hba.handle))) {
4996 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4997 ioc->name, __FILE__, __LINE__, __func__);
4998 goto out;
4999 }
5000 ioc->sas_hba.enclosure_handle =
5001 le16_to_cpu(sas_device_pg0.EnclosureHandle);
5002 ioc->sas_hba.sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
5003 pr_info(MPT3SAS_FMT
5004 "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n",
5005 ioc->name, ioc->sas_hba.handle,
5006 (unsigned long long) ioc->sas_hba.sas_address,
5007 ioc->sas_hba.num_phys) ;
5008
5009 if (ioc->sas_hba.enclosure_handle) {
5010 if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
5011 &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
5012 ioc->sas_hba.enclosure_handle)))
5013 ioc->sas_hba.enclosure_logical_id =
5014 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
5015 }
5016
5017 out:
5018 kfree(sas_iounit_pg1);
5019 kfree(sas_iounit_pg0);
5020}
5021
5022
5023
5024
5025
5026
5027
5028
5029
5030
5031static int
5032_scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle)
5033{
5034 struct _sas_node *sas_expander;
5035 Mpi2ConfigReply_t mpi_reply;
5036 Mpi2ExpanderPage0_t expander_pg0;
5037 Mpi2ExpanderPage1_t expander_pg1;
5038 Mpi2SasEnclosurePage0_t enclosure_pg0;
5039 u32 ioc_status;
5040 u16 parent_handle;
5041 u64 sas_address, sas_address_parent = 0;
5042 int i;
5043 unsigned long flags;
5044 struct _sas_port *mpt3sas_port = NULL;
5045
5046 int rc = 0;
5047
5048 if (!handle)
5049 return -1;
5050
5051 if (ioc->shost_recovery || ioc->pci_error_recovery)
5052 return -1;
5053
5054 if ((mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
5055 MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) {
5056 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5057 ioc->name, __FILE__, __LINE__, __func__);
5058 return -1;
5059 }
5060
5061 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
5062 MPI2_IOCSTATUS_MASK;
5063 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
5064 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5065 ioc->name, __FILE__, __LINE__, __func__);
5066 return -1;
5067 }
5068
5069
5070 parent_handle = le16_to_cpu(expander_pg0.ParentDevHandle);
5071 if (_scsih_get_sas_address(ioc, parent_handle, &sas_address_parent)
5072 != 0) {
5073 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5074 ioc->name, __FILE__, __LINE__, __func__);
5075 return -1;
5076 }
5077 if (sas_address_parent != ioc->sas_hba.sas_address) {
5078 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5079 sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
5080 sas_address_parent);
5081 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5082 if (!sas_expander) {
5083 rc = _scsih_expander_add(ioc, parent_handle);
5084 if (rc != 0)
5085 return rc;
5086 }
5087 }
5088
5089 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5090 sas_address = le64_to_cpu(expander_pg0.SASAddress);
5091 sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
5092 sas_address);
5093 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5094
5095 if (sas_expander)
5096 return 0;
5097
5098 sas_expander = kzalloc(sizeof(struct _sas_node),
5099 GFP_KERNEL);
5100 if (!sas_expander) {
5101 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5102 ioc->name, __FILE__, __LINE__, __func__);
5103 return -1;
5104 }
5105
5106 sas_expander->handle = handle;
5107 sas_expander->num_phys = expander_pg0.NumPhys;
5108 sas_expander->sas_address_parent = sas_address_parent;
5109 sas_expander->sas_address = sas_address;
5110
5111 pr_info(MPT3SAS_FMT "expander_add: handle(0x%04x)," \
5112 " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc->name,
5113 handle, parent_handle, (unsigned long long)
5114 sas_expander->sas_address, sas_expander->num_phys);
5115
5116 if (!sas_expander->num_phys)
5117 goto out_fail;
5118 sas_expander->phy = kcalloc(sas_expander->num_phys,
5119 sizeof(struct _sas_phy), GFP_KERNEL);
5120 if (!sas_expander->phy) {
5121 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5122 ioc->name, __FILE__, __LINE__, __func__);
5123 rc = -1;
5124 goto out_fail;
5125 }
5126
5127 INIT_LIST_HEAD(&sas_expander->sas_port_list);
5128 mpt3sas_port = mpt3sas_transport_port_add(ioc, handle,
5129 sas_address_parent);
5130 if (!mpt3sas_port) {
5131 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5132 ioc->name, __FILE__, __LINE__, __func__);
5133 rc = -1;
5134 goto out_fail;
5135 }
5136 sas_expander->parent_dev = &mpt3sas_port->rphy->dev;
5137
5138 for (i = 0 ; i < sas_expander->num_phys ; i++) {
5139 if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply,
5140 &expander_pg1, i, handle))) {
5141 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5142 ioc->name, __FILE__, __LINE__, __func__);
5143 rc = -1;
5144 goto out_fail;
5145 }
5146 sas_expander->phy[i].handle = handle;
5147 sas_expander->phy[i].phy_id = i;
5148
5149 if ((mpt3sas_transport_add_expander_phy(ioc,
5150 &sas_expander->phy[i], expander_pg1,
5151 sas_expander->parent_dev))) {
5152 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5153 ioc->name, __FILE__, __LINE__, __func__);
5154 rc = -1;
5155 goto out_fail;
5156 }
5157 }
5158
5159 if (sas_expander->enclosure_handle) {
5160 if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
5161 &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
5162 sas_expander->enclosure_handle)))
5163 sas_expander->enclosure_logical_id =
5164 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
5165 }
5166
5167 _scsih_expander_node_add(ioc, sas_expander);
5168 return 0;
5169
5170 out_fail:
5171
5172 if (mpt3sas_port)
5173 mpt3sas_transport_port_remove(ioc, sas_expander->sas_address,
5174 sas_address_parent);
5175 kfree(sas_expander);
5176 return rc;
5177}
5178
5179
5180
5181
5182
5183
5184
5185
5186void
5187mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address)
5188{
5189 struct _sas_node *sas_expander;
5190 unsigned long flags;
5191
5192 if (ioc->shost_recovery)
5193 return;
5194
5195 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5196 sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
5197 sas_address);
5198 if (sas_expander)
5199 list_del(&sas_expander->list);
5200 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5201 if (sas_expander)
5202 _scsih_expander_node_remove(ioc, sas_expander);
5203}
5204
5205
5206
5207
5208
5209
5210
5211
5212
5213
5214
5215
5216
5217
5218static u8
5219_scsih_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
5220{
5221 MPI2DefaultReply_t *mpi_reply;
5222
5223 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
5224 if (ioc->scsih_cmds.status == MPT3_CMD_NOT_USED)
5225 return 1;
5226 if (ioc->scsih_cmds.smid != smid)
5227 return 1;
5228 ioc->scsih_cmds.status |= MPT3_CMD_COMPLETE;
5229 if (mpi_reply) {
5230 memcpy(ioc->scsih_cmds.reply, mpi_reply,
5231 mpi_reply->MsgLength*4);
5232 ioc->scsih_cmds.status |= MPT3_CMD_REPLY_VALID;
5233 }
5234 ioc->scsih_cmds.status &= ~MPT3_CMD_PENDING;
5235 complete(&ioc->scsih_cmds.done);
5236 return 1;
5237}
5238
5239
5240
5241
5242#define MPT3_MAX_LUNS (255)
5243
5244
5245
5246
5247
5248
5249
5250
5251
5252
5253
5254static u8
5255_scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
5256 u16 handle, u8 access_status)
5257{
5258 u8 rc = 1;
5259 char *desc = NULL;
5260
5261 switch (access_status) {
5262 case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS:
5263 case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION:
5264 rc = 0;
5265 break;
5266 case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED:
5267 desc = "sata capability failed";
5268 break;
5269 case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT:
5270 desc = "sata affiliation conflict";
5271 break;
5272 case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE:
5273 desc = "route not addressable";
5274 break;
5275 case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE:
5276 desc = "smp error not addressable";
5277 break;
5278 case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED:
5279 desc = "device blocked";
5280 break;
5281 case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED:
5282 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN:
5283 case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT:
5284 case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG:
5285 case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION:
5286 case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER:
5287 case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN:
5288 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN:
5289 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN:
5290 case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION:
5291 case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE:
5292 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX:
5293 desc = "sata initialization failed";
5294 break;
5295 default:
5296 desc = "unknown";
5297 break;
5298 }
5299
5300 if (!rc)
5301 return 0;
5302
5303 pr_err(MPT3SAS_FMT
5304 "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n",
5305 ioc->name, desc, (unsigned long long)sas_address, handle);
5306 return rc;
5307}
5308
5309
5310
5311
5312
5313
5314
5315
5316
5317
5318
5319static void
5320_scsih_check_device(struct MPT3SAS_ADAPTER *ioc,
5321 u64 parent_sas_address, u16 handle, u8 phy_number, u8 link_rate)
5322{
5323 Mpi2ConfigReply_t mpi_reply;
5324 Mpi2SasDevicePage0_t sas_device_pg0;
5325 struct _sas_device *sas_device;
5326 u32 ioc_status;
5327 unsigned long flags;
5328 u64 sas_address;
5329 struct scsi_target *starget;
5330 struct MPT3SAS_TARGET *sas_target_priv_data;
5331 u32 device_info;
5332
5333
5334 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
5335 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle)))
5336 return;
5337
5338 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
5339 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
5340 return;
5341
5342
5343
5344
5345 if (phy_number != sas_device_pg0.PhyNum)
5346 return;
5347
5348
5349 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
5350 if (!(_scsih_is_end_device(device_info)))
5351 return;
5352
5353 spin_lock_irqsave(&ioc->sas_device_lock, flags);
5354 sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
5355 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
5356 sas_address);
5357
5358 if (!sas_device)
5359 goto out_unlock;
5360
5361 if (unlikely(sas_device->handle != handle)) {
5362 starget = sas_device->starget;
5363 sas_target_priv_data = starget->hostdata;
5364 starget_printk(KERN_INFO, starget,
5365 "handle changed from(0x%04x) to (0x%04x)!!!\n",
5366 sas_device->handle, handle);
5367 sas_target_priv_data->handle = handle;
5368 sas_device->handle = handle;
5369 if (sas_device_pg0.Flags &
5370 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
5371 sas_device->enclosure_level =
5372 le16_to_cpu(sas_device_pg0.EnclosureLevel);
5373 memcpy(&sas_device->connector_name[0],
5374 &sas_device_pg0.ConnectorName[0], 4);
5375 } else {
5376 sas_device->enclosure_level = 0;
5377 sas_device->connector_name[0] = '\0';
5378 }
5379 }
5380
5381
5382 if (!(le16_to_cpu(sas_device_pg0.Flags) &
5383 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) {
5384 pr_err(MPT3SAS_FMT
5385 "device is not present handle(0x%04x), flags!!!\n",
5386 ioc->name, handle);
5387 goto out_unlock;
5388 }
5389
5390
5391 if (_scsih_check_access_status(ioc, sas_address, handle,
5392 sas_device_pg0.AccessStatus))
5393 goto out_unlock;
5394
5395 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
5396 _scsih_ublock_io_device(ioc, sas_address);
5397
5398 if (sas_device)
5399 sas_device_put(sas_device);
5400 return;
5401
5402out_unlock:
5403 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
5404 if (sas_device)
5405 sas_device_put(sas_device);
5406}
5407
5408
5409
5410
5411
5412
5413
5414
5415
5416
5417
5418
5419static int
5420_scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
5421 u8 is_pd)
5422{
5423 Mpi2ConfigReply_t mpi_reply;
5424 Mpi2SasDevicePage0_t sas_device_pg0;
5425 Mpi2SasEnclosurePage0_t enclosure_pg0;
5426 struct _sas_device *sas_device;
5427 u32 ioc_status;
5428 u64 sas_address;
5429 u32 device_info;
5430
5431 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
5432 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
5433 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5434 ioc->name, __FILE__, __LINE__, __func__);
5435 return -1;
5436 }
5437
5438 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
5439 MPI2_IOCSTATUS_MASK;
5440 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
5441 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5442 ioc->name, __FILE__, __LINE__, __func__);
5443 return -1;
5444 }
5445
5446
5447 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
5448 if (!(_scsih_is_end_device(device_info)))
5449 return -1;
5450 sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
5451
5452
5453 if (!(le16_to_cpu(sas_device_pg0.Flags) &
5454 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) {
5455 pr_err(MPT3SAS_FMT "device is not present handle(0x04%x)!!!\n",
5456 ioc->name, handle);
5457 return -1;
5458 }
5459
5460
5461 if (_scsih_check_access_status(ioc, sas_address, handle,
5462 sas_device_pg0.AccessStatus))
5463 return -1;
5464
5465 sas_device = mpt3sas_get_sdev_by_addr(ioc,
5466 sas_address);
5467 if (sas_device) {
5468 sas_device_put(sas_device);
5469 return -1;
5470 }
5471
5472 sas_device = kzalloc(sizeof(struct _sas_device),
5473 GFP_KERNEL);
5474 if (!sas_device) {
5475 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5476 ioc->name, __FILE__, __LINE__, __func__);
5477 return 0;
5478 }
5479
5480 kref_init(&sas_device->refcount);
5481 sas_device->handle = handle;
5482 if (_scsih_get_sas_address(ioc,
5483 le16_to_cpu(sas_device_pg0.ParentDevHandle),
5484 &sas_device->sas_address_parent) != 0)
5485 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5486 ioc->name, __FILE__, __LINE__, __func__);
5487 sas_device->enclosure_handle =
5488 le16_to_cpu(sas_device_pg0.EnclosureHandle);
5489 if (sas_device->enclosure_handle != 0)
5490 sas_device->slot =
5491 le16_to_cpu(sas_device_pg0.Slot);
5492 sas_device->device_info = device_info;
5493 sas_device->sas_address = sas_address;
5494 sas_device->phy = sas_device_pg0.PhyNum;
5495 sas_device->fast_path = (le16_to_cpu(sas_device_pg0.Flags) &
5496 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0;
5497
5498 if (sas_device_pg0.Flags & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
5499 sas_device->enclosure_level =
5500 le16_to_cpu(sas_device_pg0.EnclosureLevel);
5501 memcpy(&sas_device->connector_name[0],
5502 &sas_device_pg0.ConnectorName[0], 4);
5503 } else {
5504 sas_device->enclosure_level = 0;
5505 sas_device->connector_name[0] = '\0';
5506 }
5507
5508 if (sas_device->enclosure_handle && !(mpt3sas_config_get_enclosure_pg0(
5509 ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
5510 sas_device->enclosure_handle)))
5511 sas_device->enclosure_logical_id =
5512 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
5513
5514
5515 sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName);
5516
5517 if (ioc->wait_for_discovery_to_complete)
5518 _scsih_sas_device_init_add(ioc, sas_device);
5519 else
5520 _scsih_sas_device_add(ioc, sas_device);
5521
5522 sas_device_put(sas_device);
5523 return 0;
5524}
5525
5526
5527
5528
5529
5530
5531
5532
5533static void
5534_scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
5535 struct _sas_device *sas_device)
5536{
5537 struct MPT3SAS_TARGET *sas_target_priv_data;
5538
5539 if ((ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) &&
5540 (sas_device->pfa_led_on)) {
5541 _scsih_turn_off_pfa_led(ioc, sas_device);
5542 sas_device->pfa_led_on = 0;
5543 }
5544 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5545 "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n",
5546 ioc->name, __func__,
5547 sas_device->handle, (unsigned long long)
5548 sas_device->sas_address));
5549 if (sas_device->enclosure_handle != 0)
5550 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5551 "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n",
5552 ioc->name, __func__,
5553 (unsigned long long)sas_device->enclosure_logical_id,
5554 sas_device->slot));
5555 if (sas_device->connector_name[0] != '\0')
5556 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5557 "%s: enter: enclosure level(0x%04x), connector name( %s)\n",
5558 ioc->name, __func__,
5559 sas_device->enclosure_level,
5560 sas_device->connector_name));
5561
5562 if (sas_device->starget && sas_device->starget->hostdata) {
5563 sas_target_priv_data = sas_device->starget->hostdata;
5564 sas_target_priv_data->deleted = 1;
5565 _scsih_ublock_io_device(ioc, sas_device->sas_address);
5566 sas_target_priv_data->handle =
5567 MPT3SAS_INVALID_DEVICE_HANDLE;
5568 }
5569
5570 if (!ioc->hide_drives)
5571 mpt3sas_transport_port_remove(ioc,
5572 sas_device->sas_address,
5573 sas_device->sas_address_parent);
5574
5575 pr_info(MPT3SAS_FMT
5576 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
5577 ioc->name, sas_device->handle,
5578 (unsigned long long) sas_device->sas_address);
5579 if (sas_device->enclosure_handle != 0)
5580 pr_info(MPT3SAS_FMT
5581 "removing : enclosure logical id(0x%016llx), slot(%d)\n",
5582 ioc->name,
5583 (unsigned long long)sas_device->enclosure_logical_id,
5584 sas_device->slot);
5585 if (sas_device->connector_name[0] != '\0')
5586 pr_info(MPT3SAS_FMT
5587 "removing enclosure level(0x%04x), connector name( %s)\n",
5588 ioc->name, sas_device->enclosure_level,
5589 sas_device->connector_name);
5590
5591 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5592 "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n",
5593 ioc->name, __func__,
5594 sas_device->handle, (unsigned long long)
5595 sas_device->sas_address));
5596 if (sas_device->enclosure_handle != 0)
5597 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5598 "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n",
5599 ioc->name, __func__,
5600 (unsigned long long)sas_device->enclosure_logical_id,
5601 sas_device->slot));
5602 if (sas_device->connector_name[0] != '\0')
5603 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5604 "%s: exit: enclosure level(0x%04x), connector name(%s)\n",
5605 ioc->name, __func__, sas_device->enclosure_level,
5606 sas_device->connector_name));
5607}
5608
5609
5610
5611
5612
5613
5614
5615static void
5616_scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
5617 Mpi2EventDataSasTopologyChangeList_t *event_data)
5618{
5619 int i;
5620 u16 handle;
5621 u16 reason_code;
5622 u8 phy_number;
5623 char *status_str = NULL;
5624 u8 link_rate, prev_link_rate;
5625
5626 switch (event_data->ExpStatus) {
5627 case MPI2_EVENT_SAS_TOPO_ES_ADDED:
5628 status_str = "add";
5629 break;
5630 case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING:
5631 status_str = "remove";
5632 break;
5633 case MPI2_EVENT_SAS_TOPO_ES_RESPONDING:
5634 case 0:
5635 status_str = "responding";
5636 break;
5637 case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING:
5638 status_str = "remove delay";
5639 break;
5640 default:
5641 status_str = "unknown status";
5642 break;
5643 }
5644 pr_info(MPT3SAS_FMT "sas topology change: (%s)\n",
5645 ioc->name, status_str);
5646 pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \
5647 "start_phy(%02d), count(%d)\n",
5648 le16_to_cpu(event_data->ExpanderDevHandle),
5649 le16_to_cpu(event_data->EnclosureHandle),
5650 event_data->StartPhyNum, event_data->NumEntries);
5651 for (i = 0; i < event_data->NumEntries; i++) {
5652 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
5653 if (!handle)
5654 continue;
5655 phy_number = event_data->StartPhyNum + i;
5656 reason_code = event_data->PHY[i].PhyStatus &
5657 MPI2_EVENT_SAS_TOPO_RC_MASK;
5658 switch (reason_code) {
5659 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
5660 status_str = "target add";
5661 break;
5662 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING:
5663 status_str = "target remove";
5664 break;
5665 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING:
5666 status_str = "delay target remove";
5667 break;
5668 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
5669 status_str = "link rate change";
5670 break;
5671 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE:
5672 status_str = "target responding";
5673 break;
5674 default:
5675 status_str = "unknown";
5676 break;
5677 }
5678 link_rate = event_data->PHY[i].LinkRate >> 4;
5679 prev_link_rate = event_data->PHY[i].LinkRate & 0xF;
5680 pr_info("\tphy(%02d), attached_handle(0x%04x): %s:" \
5681 " link rate: new(0x%02x), old(0x%02x)\n", phy_number,
5682 handle, status_str, link_rate, prev_link_rate);
5683
5684 }
5685}
5686
5687
5688
5689
5690
5691
5692
5693
5694static int
5695_scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc,
5696 struct fw_event_work *fw_event)
5697{
5698 int i;
5699 u16 parent_handle, handle;
5700 u16 reason_code;
5701 u8 phy_number, max_phys;
5702 struct _sas_node *sas_expander;
5703 u64 sas_address;
5704 unsigned long flags;
5705 u8 link_rate, prev_link_rate;
5706 Mpi2EventDataSasTopologyChangeList_t *event_data =
5707 (Mpi2EventDataSasTopologyChangeList_t *)
5708 fw_event->event_data;
5709
5710 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
5711 _scsih_sas_topology_change_event_debug(ioc, event_data);
5712
5713 if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery)
5714 return 0;
5715
5716 if (!ioc->sas_hba.num_phys)
5717 _scsih_sas_host_add(ioc);
5718 else
5719 _scsih_sas_host_refresh(ioc);
5720
5721 if (fw_event->ignore) {
5722 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5723 "ignoring expander event\n", ioc->name));
5724 return 0;
5725 }
5726
5727 parent_handle = le16_to_cpu(event_data->ExpanderDevHandle);
5728
5729
5730 if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED)
5731 if (_scsih_expander_add(ioc, parent_handle) != 0)
5732 return 0;
5733
5734 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5735 sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc,
5736 parent_handle);
5737 if (sas_expander) {
5738 sas_address = sas_expander->sas_address;
5739 max_phys = sas_expander->num_phys;
5740 } else if (parent_handle < ioc->sas_hba.num_phys) {
5741 sas_address = ioc->sas_hba.sas_address;
5742 max_phys = ioc->sas_hba.num_phys;
5743 } else {
5744 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5745 return 0;
5746 }
5747 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5748
5749
5750 for (i = 0; i < event_data->NumEntries; i++) {
5751 if (fw_event->ignore) {
5752 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5753 "ignoring expander event\n", ioc->name));
5754 return 0;
5755 }
5756 if (ioc->remove_host || ioc->pci_error_recovery)
5757 return 0;
5758 phy_number = event_data->StartPhyNum + i;
5759 if (phy_number >= max_phys)
5760 continue;
5761 reason_code = event_data->PHY[i].PhyStatus &
5762 MPI2_EVENT_SAS_TOPO_RC_MASK;
5763 if ((event_data->PHY[i].PhyStatus &
5764 MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code !=
5765 MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING))
5766 continue;
5767 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
5768 if (!handle)
5769 continue;
5770 link_rate = event_data->PHY[i].LinkRate >> 4;
5771 prev_link_rate = event_data->PHY[i].LinkRate & 0xF;
5772 switch (reason_code) {
5773 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
5774
5775 if (ioc->shost_recovery)
5776 break;
5777
5778 if (link_rate == prev_link_rate)
5779 break;
5780
5781 mpt3sas_transport_update_links(ioc, sas_address,
5782 handle, phy_number, link_rate);
5783
5784 if (link_rate < MPI2_SAS_NEG_LINK_RATE_1_5)
5785 break;
5786
5787 _scsih_check_device(ioc, sas_address, handle,
5788 phy_number, link_rate);
5789
5790
5791 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
5792
5793 if (ioc->shost_recovery)
5794 break;
5795
5796 mpt3sas_transport_update_links(ioc, sas_address,
5797 handle, phy_number, link_rate);
5798
5799 _scsih_add_device(ioc, handle, phy_number, 0);
5800
5801 break;
5802 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING:
5803
5804 _scsih_device_remove_by_handle(ioc, handle);
5805 break;
5806 }
5807 }
5808
5809
5810 if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING &&
5811 sas_expander)
5812 mpt3sas_expander_remove(ioc, sas_address);
5813
5814 return 0;
5815}
5816
5817
5818
5819
5820
5821
5822
5823
5824static void
5825_scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
5826 Mpi2EventDataSasDeviceStatusChange_t *event_data)
5827{
5828 char *reason_str = NULL;
5829
5830 switch (event_data->ReasonCode) {
5831 case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA:
5832 reason_str = "smart data";
5833 break;
5834 case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED:
5835 reason_str = "unsupported device discovered";
5836 break;
5837 case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET:
5838 reason_str = "internal device reset";
5839 break;
5840 case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL:
5841 reason_str = "internal task abort";
5842 break;
5843 case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL:
5844 reason_str = "internal task abort set";
5845 break;
5846 case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL:
5847 reason_str = "internal clear task set";
5848 break;
5849 case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL:
5850 reason_str = "internal query task";
5851 break;
5852 case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE:
5853 reason_str = "sata init failure";
5854 break;
5855 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET:
5856 reason_str = "internal device reset complete";
5857 break;
5858 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL:
5859 reason_str = "internal task abort complete";
5860 break;
5861 case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION:
5862 reason_str = "internal async notification";
5863 break;
5864 case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY:
5865 reason_str = "expander reduced functionality";
5866 break;
5867 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY:
5868 reason_str = "expander reduced functionality complete";
5869 break;
5870 default:
5871 reason_str = "unknown reason";
5872 break;
5873 }
5874 pr_info(MPT3SAS_FMT "device status change: (%s)\n"
5875 "\thandle(0x%04x), sas address(0x%016llx), tag(%d)",
5876 ioc->name, reason_str, le16_to_cpu(event_data->DevHandle),
5877 (unsigned long long)le64_to_cpu(event_data->SASAddress),
5878 le16_to_cpu(event_data->TaskTag));
5879 if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA)
5880 pr_info(MPT3SAS_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name,
5881 event_data->ASC, event_data->ASCQ);
5882 pr_info("\n");
5883}
5884
5885
5886
5887
5888
5889
5890
5891
5892
5893static void
5894_scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc,
5895 struct fw_event_work *fw_event)
5896{
5897 struct MPT3SAS_TARGET *target_priv_data;
5898 struct _sas_device *sas_device;
5899 u64 sas_address;
5900 unsigned long flags;
5901 Mpi2EventDataSasDeviceStatusChange_t *event_data =
5902 (Mpi2EventDataSasDeviceStatusChange_t *)
5903 fw_event->event_data;
5904
5905 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
5906 _scsih_sas_device_status_change_event_debug(ioc,
5907 event_data);
5908
5909
5910
5911
5912 if ((ioc->facts.HeaderVersion >> 8) < 0xC)
5913 return;
5914
5915 if (event_data->ReasonCode !=
5916 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET &&
5917 event_data->ReasonCode !=
5918 MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET)
5919 return;
5920
5921 spin_lock_irqsave(&ioc->sas_device_lock, flags);
5922 sas_address = le64_to_cpu(event_data->SASAddress);
5923 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
5924 sas_address);
5925
5926 if (!sas_device || !sas_device->starget)
5927 goto out;
5928
5929 target_priv_data = sas_device->starget->hostdata;
5930 if (!target_priv_data)
5931 goto out;
5932
5933 if (event_data->ReasonCode ==
5934 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET)
5935 target_priv_data->tm_busy = 1;
5936 else
5937 target_priv_data->tm_busy = 0;
5938
5939out:
5940 if (sas_device)
5941 sas_device_put(sas_device);
5942
5943 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
5944
5945}
5946
5947
5948
5949
5950
5951
5952
5953
5954
5955
5956static void
5957_scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
5958 Mpi2EventDataSasEnclDevStatusChange_t *event_data)
5959{
5960 char *reason_str = NULL;
5961
5962 switch (event_data->ReasonCode) {
5963 case MPI2_EVENT_SAS_ENCL_RC_ADDED:
5964 reason_str = "enclosure add";
5965 break;
5966 case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING:
5967 reason_str = "enclosure remove";
5968 break;
5969 default:
5970 reason_str = "unknown reason";
5971 break;
5972 }
5973
5974 pr_info(MPT3SAS_FMT "enclosure status change: (%s)\n"
5975 "\thandle(0x%04x), enclosure logical id(0x%016llx)"
5976 " number slots(%d)\n", ioc->name, reason_str,
5977 le16_to_cpu(event_data->EnclosureHandle),
5978 (unsigned long long)le64_to_cpu(event_data->EnclosureLogicalID),
5979 le16_to_cpu(event_data->StartSlot));
5980}
5981
5982
5983
5984
5985
5986
5987
5988
5989
5990static void
5991_scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER *ioc,
5992 struct fw_event_work *fw_event)
5993{
5994 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
5995 _scsih_sas_enclosure_dev_status_change_event_debug(ioc,
5996 (Mpi2EventDataSasEnclDevStatusChange_t *)
5997 fw_event->event_data);
5998}
5999
6000
6001
6002
6003
6004
6005
6006
6007
6008static void
6009_scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc,
6010 struct fw_event_work *fw_event)
6011{
6012 struct scsi_cmnd *scmd;
6013 struct scsi_device *sdev;
6014 u16 smid, handle;
6015 u32 lun;
6016 struct MPT3SAS_DEVICE *sas_device_priv_data;
6017 u32 termination_count;
6018 u32 query_count;
6019 Mpi2SCSITaskManagementReply_t *mpi_reply;
6020 Mpi2EventDataSasBroadcastPrimitive_t *event_data =
6021 (Mpi2EventDataSasBroadcastPrimitive_t *)
6022 fw_event->event_data;
6023 u16 ioc_status;
6024 unsigned long flags;
6025 int r;
6026 u8 max_retries = 0;
6027 u8 task_abort_retries;
6028
6029 mutex_lock(&ioc->tm_cmds.mutex);
6030 pr_info(MPT3SAS_FMT
6031 "%s: enter: phy number(%d), width(%d)\n",
6032 ioc->name, __func__, event_data->PhyNum,
6033 event_data->PortWidth);
6034
6035 _scsih_block_io_all_device(ioc);
6036
6037 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6038 mpi_reply = ioc->tm_cmds.reply;
6039 broadcast_aen_retry:
6040
6041
6042 if (max_retries++ == 5) {
6043 dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: giving up\n",
6044 ioc->name, __func__));
6045 goto out;
6046 } else if (max_retries > 1)
6047 dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: %d retry\n",
6048 ioc->name, __func__, max_retries - 1));
6049
6050 termination_count = 0;
6051 query_count = 0;
6052 for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
6053 if (ioc->shost_recovery)
6054 goto out;
6055 scmd = _scsih_scsi_lookup_get(ioc, smid);
6056 if (!scmd)
6057 continue;
6058 sdev = scmd->device;
6059 sas_device_priv_data = sdev->hostdata;
6060 if (!sas_device_priv_data || !sas_device_priv_data->sas_target)
6061 continue;
6062
6063 if (sas_device_priv_data->sas_target->flags &
6064 MPT_TARGET_FLAGS_RAID_COMPONENT)
6065 continue;
6066
6067 if (sas_device_priv_data->sas_target->flags &
6068 MPT_TARGET_FLAGS_VOLUME)
6069 continue;
6070
6071 handle = sas_device_priv_data->sas_target->handle;
6072 lun = sas_device_priv_data->lun;
6073 query_count++;
6074
6075 if (ioc->shost_recovery)
6076 goto out;
6077
6078 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
6079 r = mpt3sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
6080 MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30,
6081 TM_MUTEX_OFF);
6082 if (r == FAILED) {
6083 sdev_printk(KERN_WARNING, sdev,
6084 "mpt3sas_scsih_issue_tm: FAILED when sending "
6085 "QUERY_TASK: scmd(%p)\n", scmd);
6086 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6087 goto broadcast_aen_retry;
6088 }
6089 ioc_status = le16_to_cpu(mpi_reply->IOCStatus)
6090 & MPI2_IOCSTATUS_MASK;
6091 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6092 sdev_printk(KERN_WARNING, sdev,
6093 "query task: FAILED with IOCSTATUS(0x%04x), scmd(%p)\n",
6094 ioc_status, scmd);
6095 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6096 goto broadcast_aen_retry;
6097 }
6098
6099
6100 if (mpi_reply->ResponseCode ==
6101 MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED ||
6102 mpi_reply->ResponseCode ==
6103 MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC) {
6104 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6105 continue;
6106 }
6107 task_abort_retries = 0;
6108 tm_retry:
6109 if (task_abort_retries++ == 60) {
6110 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6111 "%s: ABORT_TASK: giving up\n", ioc->name,
6112 __func__));
6113 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6114 goto broadcast_aen_retry;
6115 }
6116
6117 if (ioc->shost_recovery)
6118 goto out_no_lock;
6119
6120 r = mpt3sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id,
6121 sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30,
6122 TM_MUTEX_OFF);
6123 if (r == FAILED) {
6124 sdev_printk(KERN_WARNING, sdev,
6125 "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : "
6126 "scmd(%p)\n", scmd);
6127 goto tm_retry;
6128 }
6129
6130 if (task_abort_retries > 1)
6131 sdev_printk(KERN_WARNING, sdev,
6132 "mpt3sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):"
6133 " scmd(%p)\n",
6134 task_abort_retries - 1, scmd);
6135
6136 termination_count += le32_to_cpu(mpi_reply->TerminationCount);
6137 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6138 }
6139
6140 if (ioc->broadcast_aen_pending) {
6141 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6142 "%s: loop back due to pending AEN\n",
6143 ioc->name, __func__));
6144 ioc->broadcast_aen_pending = 0;
6145 goto broadcast_aen_retry;
6146 }
6147
6148 out:
6149 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
6150 out_no_lock:
6151
6152 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6153 "%s - exit, query_count = %d termination_count = %d\n",
6154 ioc->name, __func__, query_count, termination_count));
6155
6156 ioc->broadcast_aen_busy = 0;
6157 if (!ioc->shost_recovery)
6158 _scsih_ublock_io_all_device(ioc);
6159 mutex_unlock(&ioc->tm_cmds.mutex);
6160}
6161
6162
6163
6164
6165
6166
6167
6168
6169
6170static void
6171_scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc,
6172 struct fw_event_work *fw_event)
6173{
6174 Mpi2EventDataSasDiscovery_t *event_data =
6175 (Mpi2EventDataSasDiscovery_t *) fw_event->event_data;
6176
6177 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) {
6178 pr_info(MPT3SAS_FMT "discovery event: (%s)", ioc->name,
6179 (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ?
6180 "start" : "stop");
6181 if (event_data->DiscoveryStatus)
6182 pr_info("discovery_status(0x%08x)",
6183 le32_to_cpu(event_data->DiscoveryStatus));
6184 pr_info("\n");
6185 }
6186
6187 if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED &&
6188 !ioc->sas_hba.num_phys) {
6189 if (disable_discovery > 0 && ioc->shost_recovery) {
6190
6191 while (ioc->shost_recovery)
6192 ssleep(1);
6193 }
6194 _scsih_sas_host_add(ioc);
6195 }
6196}
6197
6198
6199
6200
6201
6202
6203
6204
6205
6206static int
6207_scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num)
6208{
6209 Mpi2RaidActionRequest_t *mpi_request;
6210 Mpi2RaidActionReply_t *mpi_reply;
6211 u16 smid;
6212 u8 issue_reset = 0;
6213 int rc = 0;
6214 u16 ioc_status;
6215 u32 log_info;
6216
6217 if (ioc->hba_mpi_version_belonged == MPI2_VERSION)
6218 return rc;
6219
6220 mutex_lock(&ioc->scsih_cmds.mutex);
6221
6222 if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) {
6223 pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n",
6224 ioc->name, __func__);
6225 rc = -EAGAIN;
6226 goto out;
6227 }
6228 ioc->scsih_cmds.status = MPT3_CMD_PENDING;
6229
6230 smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx);
6231 if (!smid) {
6232 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
6233 ioc->name, __func__);
6234 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
6235 rc = -EAGAIN;
6236 goto out;
6237 }
6238
6239 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
6240 ioc->scsih_cmds.smid = smid;
6241 memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t));
6242
6243 mpi_request->Function = MPI2_FUNCTION_RAID_ACTION;
6244 mpi_request->Action = MPI2_RAID_ACTION_PHYSDISK_HIDDEN;
6245 mpi_request->PhysDiskNum = phys_disk_num;
6246
6247 dewtprintk(ioc, pr_info(MPT3SAS_FMT "IR RAID_ACTION: turning fast "\
6248 "path on for handle(0x%04x), phys_disk_num (0x%02x)\n", ioc->name,
6249 handle, phys_disk_num));
6250
6251 init_completion(&ioc->scsih_cmds.done);
6252 mpt3sas_base_put_smid_default(ioc, smid);
6253 wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
6254
6255 if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) {
6256 pr_err(MPT3SAS_FMT "%s: timeout\n",
6257 ioc->name, __func__);
6258 if (!(ioc->scsih_cmds.status & MPT3_CMD_RESET))
6259 issue_reset = 1;
6260 rc = -EFAULT;
6261 goto out;
6262 }
6263
6264 if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) {
6265
6266 mpi_reply = ioc->scsih_cmds.reply;
6267 ioc_status = le16_to_cpu(mpi_reply->IOCStatus);
6268 if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE)
6269 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
6270 else
6271 log_info = 0;
6272 ioc_status &= MPI2_IOCSTATUS_MASK;
6273 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6274 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6275 "IR RAID_ACTION: failed: ioc_status(0x%04x), "
6276 "loginfo(0x%08x)!!!\n", ioc->name, ioc_status,
6277 log_info));
6278 rc = -EFAULT;
6279 } else
6280 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6281 "IR RAID_ACTION: completed successfully\n",
6282 ioc->name));
6283 }
6284
6285 out:
6286 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
6287 mutex_unlock(&ioc->scsih_cmds.mutex);
6288
6289 if (issue_reset)
6290 mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
6291 FORCE_BIG_HAMMER);
6292 return rc;
6293}
6294
6295
6296
6297
6298
6299
6300
6301static void
6302_scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach)
6303{
6304 int rc;
6305 sdev->no_uld_attach = no_uld_attach ? 1 : 0;
6306 sdev_printk(KERN_INFO, sdev, "%s raid component\n",
6307 sdev->no_uld_attach ? "hidding" : "exposing");
6308 rc = scsi_device_reprobe(sdev);
6309}
6310
6311
6312
6313
6314
6315
6316
6317
6318
6319static void
6320_scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc,
6321 Mpi2EventIrConfigElement_t *element)
6322{
6323 struct _raid_device *raid_device;
6324 unsigned long flags;
6325 u64 wwid;
6326 u16 handle = le16_to_cpu(element->VolDevHandle);
6327 int rc;
6328
6329 mpt3sas_config_get_volume_wwid(ioc, handle, &wwid);
6330 if (!wwid) {
6331 pr_err(MPT3SAS_FMT
6332 "failure at %s:%d/%s()!\n", ioc->name,
6333 __FILE__, __LINE__, __func__);
6334 return;
6335 }
6336
6337 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6338 raid_device = _scsih_raid_device_find_by_wwid(ioc, wwid);
6339 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6340
6341 if (raid_device)
6342 return;
6343
6344 raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL);
6345 if (!raid_device) {
6346 pr_err(MPT3SAS_FMT
6347 "failure at %s:%d/%s()!\n", ioc->name,
6348 __FILE__, __LINE__, __func__);
6349 return;
6350 }
6351
6352 raid_device->id = ioc->sas_id++;
6353 raid_device->channel = RAID_CHANNEL;
6354 raid_device->handle = handle;
6355 raid_device->wwid = wwid;
6356 _scsih_raid_device_add(ioc, raid_device);
6357 if (!ioc->wait_for_discovery_to_complete) {
6358 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
6359 raid_device->id, 0);
6360 if (rc)
6361 _scsih_raid_device_remove(ioc, raid_device);
6362 } else {
6363 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6364 _scsih_determine_boot_device(ioc, raid_device, 1);
6365 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6366 }
6367}
6368
6369
6370
6371
6372
6373
6374
6375
6376
6377static void
6378_scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle)
6379{
6380 struct _raid_device *raid_device;
6381 unsigned long flags;
6382 struct MPT3SAS_TARGET *sas_target_priv_data;
6383 struct scsi_target *starget = NULL;
6384
6385 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6386 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
6387 if (raid_device) {
6388 if (raid_device->starget) {
6389 starget = raid_device->starget;
6390 sas_target_priv_data = starget->hostdata;
6391 sas_target_priv_data->deleted = 1;
6392 }
6393 pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n",
6394 ioc->name, raid_device->handle,
6395 (unsigned long long) raid_device->wwid);
6396 list_del(&raid_device->list);
6397 kfree(raid_device);
6398 }
6399 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6400 if (starget)
6401 scsi_remove_target(&starget->dev);
6402}
6403
6404
6405
6406
6407
6408
6409
6410
6411
6412static void
6413_scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc,
6414 Mpi2EventIrConfigElement_t *element)
6415{
6416 struct _sas_device *sas_device;
6417 struct scsi_target *starget = NULL;
6418 struct MPT3SAS_TARGET *sas_target_priv_data;
6419 unsigned long flags;
6420 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6421
6422 spin_lock_irqsave(&ioc->sas_device_lock, flags);
6423 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
6424 if (sas_device) {
6425 sas_device->volume_handle = 0;
6426 sas_device->volume_wwid = 0;
6427 clear_bit(handle, ioc->pd_handles);
6428 if (sas_device->starget && sas_device->starget->hostdata) {
6429 starget = sas_device->starget;
6430 sas_target_priv_data = starget->hostdata;
6431 sas_target_priv_data->flags &=
6432 ~MPT_TARGET_FLAGS_RAID_COMPONENT;
6433 }
6434 }
6435 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
6436 if (!sas_device)
6437 return;
6438
6439
6440 if (starget)
6441 starget_for_each_device(starget, NULL, _scsih_reprobe_lun);
6442
6443 sas_device_put(sas_device);
6444}
6445
6446
6447
6448
6449
6450
6451
6452
6453
6454static void
6455_scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc,
6456 Mpi2EventIrConfigElement_t *element)
6457{
6458 struct _sas_device *sas_device;
6459 struct scsi_target *starget = NULL;
6460 struct MPT3SAS_TARGET *sas_target_priv_data;
6461 unsigned long flags;
6462 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6463 u16 volume_handle = 0;
6464 u64 volume_wwid = 0;
6465
6466 mpt3sas_config_get_volume_handle(ioc, handle, &volume_handle);
6467 if (volume_handle)
6468 mpt3sas_config_get_volume_wwid(ioc, volume_handle,
6469 &volume_wwid);
6470
6471 spin_lock_irqsave(&ioc->sas_device_lock, flags);
6472 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
6473 if (sas_device) {
6474 set_bit(handle, ioc->pd_handles);
6475 if (sas_device->starget && sas_device->starget->hostdata) {
6476 starget = sas_device->starget;
6477 sas_target_priv_data = starget->hostdata;
6478 sas_target_priv_data->flags |=
6479 MPT_TARGET_FLAGS_RAID_COMPONENT;
6480 sas_device->volume_handle = volume_handle;
6481 sas_device->volume_wwid = volume_wwid;
6482 }
6483 }
6484 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
6485 if (!sas_device)
6486 return;
6487
6488
6489 _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
6490
6491 if (starget)
6492 starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun);
6493
6494 sas_device_put(sas_device);
6495}
6496
6497
6498
6499
6500
6501
6502
6503
6504
6505static void
6506_scsih_sas_pd_delete(struct MPT3SAS_ADAPTER *ioc,
6507 Mpi2EventIrConfigElement_t *element)
6508{
6509 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6510
6511 _scsih_device_remove_by_handle(ioc, handle);
6512}
6513
6514
6515
6516
6517
6518
6519
6520
6521
6522static void
6523_scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc,
6524 Mpi2EventIrConfigElement_t *element)
6525{
6526 struct _sas_device *sas_device;
6527 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6528 Mpi2ConfigReply_t mpi_reply;
6529 Mpi2SasDevicePage0_t sas_device_pg0;
6530 u32 ioc_status;
6531 u64 sas_address;
6532 u16 parent_handle;
6533
6534 set_bit(handle, ioc->pd_handles);
6535
6536 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
6537 if (sas_device) {
6538 _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
6539 sas_device_put(sas_device);
6540 return;
6541 }
6542
6543 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
6544 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
6545 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6546 ioc->name, __FILE__, __LINE__, __func__);
6547 return;
6548 }
6549
6550 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
6551 MPI2_IOCSTATUS_MASK;
6552 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6553 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6554 ioc->name, __FILE__, __LINE__, __func__);
6555 return;
6556 }
6557
6558 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
6559 if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address))
6560 mpt3sas_transport_update_links(ioc, sas_address, handle,
6561 sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
6562
6563 _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
6564 _scsih_add_device(ioc, handle, 0, 1);
6565}
6566
6567
6568
6569
6570
6571
6572
6573
6574
6575static void
6576_scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
6577 Mpi2EventDataIrConfigChangeList_t *event_data)
6578{
6579 Mpi2EventIrConfigElement_t *element;
6580 u8 element_type;
6581 int i;
6582 char *reason_str = NULL, *element_str = NULL;
6583
6584 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
6585
6586 pr_info(MPT3SAS_FMT "raid config change: (%s), elements(%d)\n",
6587 ioc->name, (le32_to_cpu(event_data->Flags) &
6588 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ?
6589 "foreign" : "native", event_data->NumElements);
6590 for (i = 0; i < event_data->NumElements; i++, element++) {
6591 switch (element->ReasonCode) {
6592 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
6593 reason_str = "add";
6594 break;
6595 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
6596 reason_str = "remove";
6597 break;
6598 case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE:
6599 reason_str = "no change";
6600 break;
6601 case MPI2_EVENT_IR_CHANGE_RC_HIDE:
6602 reason_str = "hide";
6603 break;
6604 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE:
6605 reason_str = "unhide";
6606 break;
6607 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
6608 reason_str = "volume_created";
6609 break;
6610 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
6611 reason_str = "volume_deleted";
6612 break;
6613 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
6614 reason_str = "pd_created";
6615 break;
6616 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
6617 reason_str = "pd_deleted";
6618 break;
6619 default:
6620 reason_str = "unknown reason";
6621 break;
6622 }
6623 element_type = le16_to_cpu(element->ElementFlags) &
6624 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK;
6625 switch (element_type) {
6626 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT:
6627 element_str = "volume";
6628 break;
6629 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT:
6630 element_str = "phys disk";
6631 break;
6632 case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT:
6633 element_str = "hot spare";
6634 break;
6635 default:
6636 element_str = "unknown element";
6637 break;
6638 }
6639 pr_info("\t(%s:%s), vol handle(0x%04x), " \
6640 "pd handle(0x%04x), pd num(0x%02x)\n", element_str,
6641 reason_str, le16_to_cpu(element->VolDevHandle),
6642 le16_to_cpu(element->PhysDiskDevHandle),
6643 element->PhysDiskNum);
6644 }
6645}
6646
6647
6648
6649
6650
6651
6652
6653
6654
6655static void
6656_scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc,
6657 struct fw_event_work *fw_event)
6658{
6659 Mpi2EventIrConfigElement_t *element;
6660 int i;
6661 u8 foreign_config;
6662 Mpi2EventDataIrConfigChangeList_t *event_data =
6663 (Mpi2EventDataIrConfigChangeList_t *)
6664 fw_event->event_data;
6665
6666 if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) &&
6667 (!ioc->hide_ir_msg))
6668 _scsih_sas_ir_config_change_event_debug(ioc, event_data);
6669
6670 foreign_config = (le32_to_cpu(event_data->Flags) &
6671 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
6672
6673 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
6674 if (ioc->shost_recovery &&
6675 ioc->hba_mpi_version_belonged != MPI2_VERSION) {
6676 for (i = 0; i < event_data->NumElements; i++, element++) {
6677 if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_HIDE)
6678 _scsih_ir_fastpath(ioc,
6679 le16_to_cpu(element->PhysDiskDevHandle),
6680 element->PhysDiskNum);
6681 }
6682 return;
6683 }
6684
6685 for (i = 0; i < event_data->NumElements; i++, element++) {
6686
6687 switch (element->ReasonCode) {
6688 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
6689 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
6690 if (!foreign_config)
6691 _scsih_sas_volume_add(ioc, element);
6692 break;
6693 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
6694 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
6695 if (!foreign_config)
6696 _scsih_sas_volume_delete(ioc,
6697 le16_to_cpu(element->VolDevHandle));
6698 break;
6699 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
6700 if (!ioc->is_warpdrive)
6701 _scsih_sas_pd_hide(ioc, element);
6702 break;
6703 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
6704 if (!ioc->is_warpdrive)
6705 _scsih_sas_pd_expose(ioc, element);
6706 break;
6707 case MPI2_EVENT_IR_CHANGE_RC_HIDE:
6708 if (!ioc->is_warpdrive)
6709 _scsih_sas_pd_add(ioc, element);
6710 break;
6711 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE:
6712 if (!ioc->is_warpdrive)
6713 _scsih_sas_pd_delete(ioc, element);
6714 break;
6715 }
6716 }
6717}
6718
6719
6720
6721
6722
6723
6724
6725
6726
6727static void
6728_scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc,
6729 struct fw_event_work *fw_event)
6730{
6731 u64 wwid;
6732 unsigned long flags;
6733 struct _raid_device *raid_device;
6734 u16 handle;
6735 u32 state;
6736 int rc;
6737 Mpi2EventDataIrVolume_t *event_data =
6738 (Mpi2EventDataIrVolume_t *) fw_event->event_data;
6739
6740 if (ioc->shost_recovery)
6741 return;
6742
6743 if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED)
6744 return;
6745
6746 handle = le16_to_cpu(event_data->VolDevHandle);
6747 state = le32_to_cpu(event_data->NewValue);
6748 if (!ioc->hide_ir_msg)
6749 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6750 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6751 ioc->name, __func__, handle,
6752 le32_to_cpu(event_data->PreviousValue), state));
6753 switch (state) {
6754 case MPI2_RAID_VOL_STATE_MISSING:
6755 case MPI2_RAID_VOL_STATE_FAILED:
6756 _scsih_sas_volume_delete(ioc, handle);
6757 break;
6758
6759 case MPI2_RAID_VOL_STATE_ONLINE:
6760 case MPI2_RAID_VOL_STATE_DEGRADED:
6761 case MPI2_RAID_VOL_STATE_OPTIMAL:
6762
6763 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6764 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
6765 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6766
6767 if (raid_device)
6768 break;
6769
6770 mpt3sas_config_get_volume_wwid(ioc, handle, &wwid);
6771 if (!wwid) {
6772 pr_err(MPT3SAS_FMT
6773 "failure at %s:%d/%s()!\n", ioc->name,
6774 __FILE__, __LINE__, __func__);
6775 break;
6776 }
6777
6778 raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL);
6779 if (!raid_device) {
6780 pr_err(MPT3SAS_FMT
6781 "failure at %s:%d/%s()!\n", ioc->name,
6782 __FILE__, __LINE__, __func__);
6783 break;
6784 }
6785
6786 raid_device->id = ioc->sas_id++;
6787 raid_device->channel = RAID_CHANNEL;
6788 raid_device->handle = handle;
6789 raid_device->wwid = wwid;
6790 _scsih_raid_device_add(ioc, raid_device);
6791 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
6792 raid_device->id, 0);
6793 if (rc)
6794 _scsih_raid_device_remove(ioc, raid_device);
6795 break;
6796
6797 case MPI2_RAID_VOL_STATE_INITIALIZING:
6798 default:
6799 break;
6800 }
6801}
6802
6803
6804
6805
6806
6807
6808
6809
6810
6811static void
6812_scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc,
6813 struct fw_event_work *fw_event)
6814{
6815 u16 handle, parent_handle;
6816 u32 state;
6817 struct _sas_device *sas_device;
6818 Mpi2ConfigReply_t mpi_reply;
6819 Mpi2SasDevicePage0_t sas_device_pg0;
6820 u32 ioc_status;
6821 Mpi2EventDataIrPhysicalDisk_t *event_data =
6822 (Mpi2EventDataIrPhysicalDisk_t *) fw_event->event_data;
6823 u64 sas_address;
6824
6825 if (ioc->shost_recovery)
6826 return;
6827
6828 if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED)
6829 return;
6830
6831 handle = le16_to_cpu(event_data->PhysDiskDevHandle);
6832 state = le32_to_cpu(event_data->NewValue);
6833
6834 if (!ioc->hide_ir_msg)
6835 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6836 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6837 ioc->name, __func__, handle,
6838 le32_to_cpu(event_data->PreviousValue), state));
6839
6840 switch (state) {
6841 case MPI2_RAID_PD_STATE_ONLINE:
6842 case MPI2_RAID_PD_STATE_DEGRADED:
6843 case MPI2_RAID_PD_STATE_REBUILDING:
6844 case MPI2_RAID_PD_STATE_OPTIMAL:
6845 case MPI2_RAID_PD_STATE_HOT_SPARE:
6846
6847 if (!ioc->is_warpdrive)
6848 set_bit(handle, ioc->pd_handles);
6849
6850 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
6851 if (sas_device) {
6852 sas_device_put(sas_device);
6853 return;
6854 }
6855
6856 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
6857 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
6858 handle))) {
6859 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6860 ioc->name, __FILE__, __LINE__, __func__);
6861 return;
6862 }
6863
6864 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
6865 MPI2_IOCSTATUS_MASK;
6866 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6867 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6868 ioc->name, __FILE__, __LINE__, __func__);
6869 return;
6870 }
6871
6872 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
6873 if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address))
6874 mpt3sas_transport_update_links(ioc, sas_address, handle,
6875 sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
6876
6877 _scsih_add_device(ioc, handle, 0, 1);
6878
6879 break;
6880
6881 case MPI2_RAID_PD_STATE_OFFLINE:
6882 case MPI2_RAID_PD_STATE_NOT_CONFIGURED:
6883 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE:
6884 default:
6885 break;
6886 }
6887}
6888
6889
6890
6891
6892
6893
6894
6895
6896
6897static void
6898_scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER *ioc,
6899 Mpi2EventDataIrOperationStatus_t *event_data)
6900{
6901 char *reason_str = NULL;
6902
6903 switch (event_data->RAIDOperation) {
6904 case MPI2_EVENT_IR_RAIDOP_RESYNC:
6905 reason_str = "resync";
6906 break;
6907 case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION:
6908 reason_str = "online capacity expansion";
6909 break;
6910 case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK:
6911 reason_str = "consistency check";
6912 break;
6913 case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT:
6914 reason_str = "background init";
6915 break;
6916 case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT:
6917 reason_str = "make data consistent";
6918 break;
6919 }
6920
6921 if (!reason_str)
6922 return;
6923
6924 pr_info(MPT3SAS_FMT "raid operational status: (%s)" \
6925 "\thandle(0x%04x), percent complete(%d)\n",
6926 ioc->name, reason_str,
6927 le16_to_cpu(event_data->VolDevHandle),
6928 event_data->PercentComplete);
6929}
6930
6931
6932
6933
6934
6935
6936
6937
6938
6939static void
6940_scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER *ioc,
6941 struct fw_event_work *fw_event)
6942{
6943 Mpi2EventDataIrOperationStatus_t *event_data =
6944 (Mpi2EventDataIrOperationStatus_t *)
6945 fw_event->event_data;
6946 static struct _raid_device *raid_device;
6947 unsigned long flags;
6948 u16 handle;
6949
6950 if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) &&
6951 (!ioc->hide_ir_msg))
6952 _scsih_sas_ir_operation_status_event_debug(ioc,
6953 event_data);
6954
6955
6956 if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) {
6957
6958 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6959 handle = le16_to_cpu(event_data->VolDevHandle);
6960 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
6961 if (raid_device)
6962 raid_device->percent_complete =
6963 event_data->PercentComplete;
6964 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6965 }
6966}
6967
6968
6969
6970
6971
6972
6973
6974
6975static void
6976_scsih_prep_device_scan(struct MPT3SAS_ADAPTER *ioc)
6977{
6978 struct MPT3SAS_DEVICE *sas_device_priv_data;
6979 struct scsi_device *sdev;
6980
6981 shost_for_each_device(sdev, ioc->shost) {
6982 sas_device_priv_data = sdev->hostdata;
6983 if (sas_device_priv_data && sas_device_priv_data->sas_target)
6984 sas_device_priv_data->sas_target->deleted = 1;
6985 }
6986}
6987
6988
6989
6990
6991
6992
6993
6994
6995
6996
6997
6998static void
6999_scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER *ioc,
7000Mpi2SasDevicePage0_t *sas_device_pg0)
7001{
7002 struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
7003 struct scsi_target *starget;
7004 struct _sas_device *sas_device;
7005 unsigned long flags;
7006
7007 spin_lock_irqsave(&ioc->sas_device_lock, flags);
7008 list_for_each_entry(sas_device, &ioc->sas_device_list, list) {
7009 if ((sas_device->sas_address == sas_device_pg0->SASAddress) &&
7010 (sas_device->slot == sas_device_pg0->Slot)) {
7011 sas_device->responding = 1;
7012 starget = sas_device->starget;
7013 if (starget && starget->hostdata) {
7014 sas_target_priv_data = starget->hostdata;
7015 sas_target_priv_data->tm_busy = 0;
7016 sas_target_priv_data->deleted = 0;
7017 } else
7018 sas_target_priv_data = NULL;
7019 if (starget) {
7020 starget_printk(KERN_INFO, starget,
7021 "handle(0x%04x), sas_addr(0x%016llx)\n",
7022 sas_device_pg0->DevHandle,
7023 (unsigned long long)
7024 sas_device->sas_address);
7025
7026 if (sas_device->enclosure_handle != 0)
7027 starget_printk(KERN_INFO, starget,
7028 "enclosure logical id(0x%016llx),"
7029 " slot(%d)\n",
7030 (unsigned long long)
7031 sas_device->enclosure_logical_id,
7032 sas_device->slot);
7033 }
7034 if (sas_device_pg0->Flags &
7035 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
7036 sas_device->enclosure_level =
7037 le16_to_cpu(sas_device_pg0->EnclosureLevel);
7038 memcpy(&sas_device->connector_name[0],
7039 &sas_device_pg0->ConnectorName[0], 4);
7040 } else {
7041 sas_device->enclosure_level = 0;
7042 sas_device->connector_name[0] = '\0';
7043 }
7044
7045 if (sas_device->handle == sas_device_pg0->DevHandle)
7046 goto out;
7047 pr_info("\thandle changed from(0x%04x)!!!\n",
7048 sas_device->handle);
7049 sas_device->handle = sas_device_pg0->DevHandle;
7050 if (sas_target_priv_data)
7051 sas_target_priv_data->handle =
7052 sas_device_pg0->DevHandle;
7053 goto out;
7054 }
7055 }
7056 out:
7057 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
7058}
7059
7060
7061
7062
7063
7064
7065
7066
7067
7068
7069static void
7070_scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
7071{
7072 Mpi2SasDevicePage0_t sas_device_pg0;
7073 Mpi2ConfigReply_t mpi_reply;
7074 u16 ioc_status;
7075 u16 handle;
7076 u32 device_info;
7077
7078 pr_info(MPT3SAS_FMT "search for end-devices: start\n", ioc->name);
7079
7080 if (list_empty(&ioc->sas_device_list))
7081 goto out;
7082
7083 handle = 0xFFFF;
7084 while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
7085 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE,
7086 handle))) {
7087 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7088 MPI2_IOCSTATUS_MASK;
7089 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7090 break;
7091 handle = sas_device_pg0.DevHandle =
7092 le16_to_cpu(sas_device_pg0.DevHandle);
7093 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
7094 if (!(_scsih_is_end_device(device_info)))
7095 continue;
7096 sas_device_pg0.SASAddress =
7097 le64_to_cpu(sas_device_pg0.SASAddress);
7098 sas_device_pg0.Slot = le16_to_cpu(sas_device_pg0.Slot);
7099 _scsih_mark_responding_sas_device(ioc, &sas_device_pg0);
7100 }
7101
7102 out:
7103 pr_info(MPT3SAS_FMT "search for end-devices: complete\n",
7104 ioc->name);
7105}
7106
7107
7108
7109
7110
7111
7112
7113
7114
7115
7116
7117
7118static void
7119_scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid,
7120 u16 handle)
7121{
7122 struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
7123 struct scsi_target *starget;
7124 struct _raid_device *raid_device;
7125 unsigned long flags;
7126
7127 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7128 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
7129 if (raid_device->wwid == wwid && raid_device->starget) {
7130 starget = raid_device->starget;
7131 if (starget && starget->hostdata) {
7132 sas_target_priv_data = starget->hostdata;
7133 sas_target_priv_data->deleted = 0;
7134 } else
7135 sas_target_priv_data = NULL;
7136 raid_device->responding = 1;
7137 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7138 starget_printk(KERN_INFO, raid_device->starget,
7139 "handle(0x%04x), wwid(0x%016llx)\n", handle,
7140 (unsigned long long)raid_device->wwid);
7141
7142
7143
7144
7145
7146
7147 mpt3sas_init_warpdrive_properties(ioc, raid_device);
7148 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7149 if (raid_device->handle == handle) {
7150 spin_unlock_irqrestore(&ioc->raid_device_lock,
7151 flags);
7152 return;
7153 }
7154 pr_info("\thandle changed from(0x%04x)!!!\n",
7155 raid_device->handle);
7156 raid_device->handle = handle;
7157 if (sas_target_priv_data)
7158 sas_target_priv_data->handle = handle;
7159 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7160 return;
7161 }
7162 }
7163 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7164}
7165
7166
7167
7168
7169
7170
7171
7172
7173
7174
7175static void
7176_scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc)
7177{
7178 Mpi2RaidVolPage1_t volume_pg1;
7179 Mpi2RaidVolPage0_t volume_pg0;
7180 Mpi2RaidPhysDiskPage0_t pd_pg0;
7181 Mpi2ConfigReply_t mpi_reply;
7182 u16 ioc_status;
7183 u16 handle;
7184 u8 phys_disk_num;
7185
7186 if (!ioc->ir_firmware)
7187 return;
7188
7189 pr_info(MPT3SAS_FMT "search for raid volumes: start\n",
7190 ioc->name);
7191
7192 if (list_empty(&ioc->raid_device_list))
7193 goto out;
7194
7195 handle = 0xFFFF;
7196 while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
7197 &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) {
7198 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7199 MPI2_IOCSTATUS_MASK;
7200 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7201 break;
7202 handle = le16_to_cpu(volume_pg1.DevHandle);
7203
7204 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply,
7205 &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
7206 sizeof(Mpi2RaidVolPage0_t)))
7207 continue;
7208
7209 if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL ||
7210 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE ||
7211 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED)
7212 _scsih_mark_responding_raid_device(ioc,
7213 le64_to_cpu(volume_pg1.WWID), handle);
7214 }
7215
7216
7217 if (!ioc->is_warpdrive) {
7218 phys_disk_num = 0xFF;
7219 memset(ioc->pd_handles, 0, ioc->pd_handles_sz);
7220 while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
7221 &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM,
7222 phys_disk_num))) {
7223 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7224 MPI2_IOCSTATUS_MASK;
7225 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7226 break;
7227 phys_disk_num = pd_pg0.PhysDiskNum;
7228 handle = le16_to_cpu(pd_pg0.DevHandle);
7229 set_bit(handle, ioc->pd_handles);
7230 }
7231 }
7232 out:
7233 pr_info(MPT3SAS_FMT "search for responding raid volumes: complete\n",
7234 ioc->name);
7235}
7236
7237
7238
7239
7240
7241
7242
7243
7244
7245
7246
7247
7248static void
7249_scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
7250 u16 handle)
7251{
7252 struct _sas_node *sas_expander;
7253 unsigned long flags;
7254 int i;
7255
7256 spin_lock_irqsave(&ioc->sas_node_lock, flags);
7257 list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
7258 if (sas_expander->sas_address != sas_address)
7259 continue;
7260 sas_expander->responding = 1;
7261 if (sas_expander->handle == handle)
7262 goto out;
7263 pr_info("\texpander(0x%016llx): handle changed" \
7264 " from(0x%04x) to (0x%04x)!!!\n",
7265 (unsigned long long)sas_expander->sas_address,
7266 sas_expander->handle, handle);
7267 sas_expander->handle = handle;
7268 for (i = 0 ; i < sas_expander->num_phys ; i++)
7269 sas_expander->phy[i].handle = handle;
7270 goto out;
7271 }
7272 out:
7273 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
7274}
7275
7276
7277
7278
7279
7280
7281
7282
7283
7284
7285static void
7286_scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc)
7287{
7288 Mpi2ExpanderPage0_t expander_pg0;
7289 Mpi2ConfigReply_t mpi_reply;
7290 u16 ioc_status;
7291 u64 sas_address;
7292 u16 handle;
7293
7294 pr_info(MPT3SAS_FMT "search for expanders: start\n", ioc->name);
7295
7296 if (list_empty(&ioc->sas_expander_list))
7297 goto out;
7298
7299 handle = 0xFFFF;
7300 while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
7301 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) {
7302
7303 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7304 MPI2_IOCSTATUS_MASK;
7305 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7306 break;
7307
7308 handle = le16_to_cpu(expander_pg0.DevHandle);
7309 sas_address = le64_to_cpu(expander_pg0.SASAddress);
7310 pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n",
7311 handle,
7312 (unsigned long long)sas_address);
7313 _scsih_mark_responding_expander(ioc, sas_address, handle);
7314 }
7315
7316 out:
7317 pr_info(MPT3SAS_FMT "search for expanders: complete\n", ioc->name);
7318}
7319
7320
7321
7322
7323
7324
7325
7326static void
7327_scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
7328{
7329 struct _sas_device *sas_device, *sas_device_next;
7330 struct _sas_node *sas_expander, *sas_expander_next;
7331 struct _raid_device *raid_device, *raid_device_next;
7332 struct list_head tmp_list;
7333 unsigned long flags;
7334 LIST_HEAD(head);
7335
7336 pr_info(MPT3SAS_FMT "removing unresponding devices: start\n",
7337 ioc->name);
7338
7339
7340 pr_info(MPT3SAS_FMT "removing unresponding devices: end-devices\n",
7341 ioc->name);
7342
7343
7344
7345
7346 spin_lock_irqsave(&ioc->sas_device_lock, flags);
7347 list_for_each_entry_safe(sas_device, sas_device_next,
7348 &ioc->sas_device_list, list) {
7349 if (!sas_device->responding)
7350 list_move_tail(&sas_device->list, &head);
7351 else
7352 sas_device->responding = 0;
7353 }
7354 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
7355
7356
7357
7358
7359 list_for_each_entry_safe(sas_device, sas_device_next, &head, list) {
7360 _scsih_remove_device(ioc, sas_device);
7361 list_del_init(&sas_device->list);
7362 sas_device_put(sas_device);
7363 }
7364
7365
7366 if (ioc->ir_firmware) {
7367 pr_info(MPT3SAS_FMT "removing unresponding devices: volumes\n",
7368 ioc->name);
7369 list_for_each_entry_safe(raid_device, raid_device_next,
7370 &ioc->raid_device_list, list) {
7371 if (!raid_device->responding)
7372 _scsih_sas_volume_delete(ioc,
7373 raid_device->handle);
7374 else
7375 raid_device->responding = 0;
7376 }
7377 }
7378
7379
7380 pr_info(MPT3SAS_FMT "removing unresponding devices: expanders\n",
7381 ioc->name);
7382 spin_lock_irqsave(&ioc->sas_node_lock, flags);
7383 INIT_LIST_HEAD(&tmp_list);
7384 list_for_each_entry_safe(sas_expander, sas_expander_next,
7385 &ioc->sas_expander_list, list) {
7386 if (!sas_expander->responding)
7387 list_move_tail(&sas_expander->list, &tmp_list);
7388 else
7389 sas_expander->responding = 0;
7390 }
7391 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
7392 list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list,
7393 list) {
7394 list_del(&sas_expander->list);
7395 _scsih_expander_node_remove(ioc, sas_expander);
7396 }
7397
7398 pr_info(MPT3SAS_FMT "removing unresponding devices: complete\n",
7399 ioc->name);
7400
7401
7402 _scsih_ublock_io_all_device(ioc);
7403}
7404
7405static void
7406_scsih_refresh_expander_links(struct MPT3SAS_ADAPTER *ioc,
7407 struct _sas_node *sas_expander, u16 handle)
7408{
7409 Mpi2ExpanderPage1_t expander_pg1;
7410 Mpi2ConfigReply_t mpi_reply;
7411 int i;
7412
7413 for (i = 0 ; i < sas_expander->num_phys ; i++) {
7414 if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply,
7415 &expander_pg1, i, handle))) {
7416 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
7417 ioc->name, __FILE__, __LINE__, __func__);
7418 return;
7419 }
7420
7421 mpt3sas_transport_update_links(ioc, sas_expander->sas_address,
7422 le16_to_cpu(expander_pg1.AttachedDevHandle), i,
7423 expander_pg1.NegotiatedLinkRate >> 4);
7424 }
7425}
7426
7427
7428
7429
7430
7431
7432
7433static void
7434_scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc)
7435{
7436 Mpi2ExpanderPage0_t expander_pg0;
7437 Mpi2SasDevicePage0_t sas_device_pg0;
7438 Mpi2RaidVolPage1_t volume_pg1;
7439 Mpi2RaidVolPage0_t volume_pg0;
7440 Mpi2RaidPhysDiskPage0_t pd_pg0;
7441 Mpi2EventIrConfigElement_t element;
7442 Mpi2ConfigReply_t mpi_reply;
7443 u8 phys_disk_num;
7444 u16 ioc_status;
7445 u16 handle, parent_handle;
7446 u64 sas_address;
7447 struct _sas_device *sas_device;
7448 struct _sas_node *expander_device;
7449 static struct _raid_device *raid_device;
7450 u8 retry_count;
7451 unsigned long flags;
7452
7453 pr_info(MPT3SAS_FMT "scan devices: start\n", ioc->name);
7454
7455 _scsih_sas_host_refresh(ioc);
7456
7457 pr_info(MPT3SAS_FMT "\tscan devices: expanders start\n", ioc->name);
7458
7459
7460 handle = 0xFFFF;
7461 while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
7462 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) {
7463 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7464 MPI2_IOCSTATUS_MASK;
7465 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7466 pr_info(MPT3SAS_FMT "\tbreak from expander scan: " \
7467 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7468 ioc->name, ioc_status,
7469 le32_to_cpu(mpi_reply.IOCLogInfo));
7470 break;
7471 }
7472 handle = le16_to_cpu(expander_pg0.DevHandle);
7473 spin_lock_irqsave(&ioc->sas_node_lock, flags);
7474 expander_device = mpt3sas_scsih_expander_find_by_sas_address(
7475 ioc, le64_to_cpu(expander_pg0.SASAddress));
7476 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
7477 if (expander_device)
7478 _scsih_refresh_expander_links(ioc, expander_device,
7479 handle);
7480 else {
7481 pr_info(MPT3SAS_FMT "\tBEFORE adding expander: " \
7482 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7483 handle, (unsigned long long)
7484 le64_to_cpu(expander_pg0.SASAddress));
7485 _scsih_expander_add(ioc, handle);
7486 pr_info(MPT3SAS_FMT "\tAFTER adding expander: " \
7487 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7488 handle, (unsigned long long)
7489 le64_to_cpu(expander_pg0.SASAddress));
7490 }
7491 }
7492
7493 pr_info(MPT3SAS_FMT "\tscan devices: expanders complete\n",
7494 ioc->name);
7495
7496 if (!ioc->ir_firmware)
7497 goto skip_to_sas;
7498
7499 pr_info(MPT3SAS_FMT "\tscan devices: phys disk start\n", ioc->name);
7500
7501
7502 phys_disk_num = 0xFF;
7503 while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
7504 &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM,
7505 phys_disk_num))) {
7506 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7507 MPI2_IOCSTATUS_MASK;
7508 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7509 pr_info(MPT3SAS_FMT "\tbreak from phys disk scan: "\
7510 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7511 ioc->name, ioc_status,
7512 le32_to_cpu(mpi_reply.IOCLogInfo));
7513 break;
7514 }
7515 phys_disk_num = pd_pg0.PhysDiskNum;
7516 handle = le16_to_cpu(pd_pg0.DevHandle);
7517 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
7518 if (sas_device) {
7519 sas_device_put(sas_device);
7520 continue;
7521 }
7522 if (mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
7523 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
7524 handle) != 0)
7525 continue;
7526 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7527 MPI2_IOCSTATUS_MASK;
7528 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7529 pr_info(MPT3SAS_FMT "\tbreak from phys disk scan " \
7530 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7531 ioc->name, ioc_status,
7532 le32_to_cpu(mpi_reply.IOCLogInfo));
7533 break;
7534 }
7535 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
7536 if (!_scsih_get_sas_address(ioc, parent_handle,
7537 &sas_address)) {
7538 pr_info(MPT3SAS_FMT "\tBEFORE adding phys disk: " \
7539 " handle (0x%04x), sas_addr(0x%016llx)\n",
7540 ioc->name, handle, (unsigned long long)
7541 le64_to_cpu(sas_device_pg0.SASAddress));
7542 mpt3sas_transport_update_links(ioc, sas_address,
7543 handle, sas_device_pg0.PhyNum,
7544 MPI2_SAS_NEG_LINK_RATE_1_5);
7545 set_bit(handle, ioc->pd_handles);
7546 retry_count = 0;
7547
7548
7549
7550
7551 while (_scsih_add_device(ioc, handle, retry_count++,
7552 1)) {
7553 ssleep(1);
7554 }
7555 pr_info(MPT3SAS_FMT "\tAFTER adding phys disk: " \
7556 " handle (0x%04x), sas_addr(0x%016llx)\n",
7557 ioc->name, handle, (unsigned long long)
7558 le64_to_cpu(sas_device_pg0.SASAddress));
7559 }
7560 }
7561
7562 pr_info(MPT3SAS_FMT "\tscan devices: phys disk complete\n",
7563 ioc->name);
7564
7565 pr_info(MPT3SAS_FMT "\tscan devices: volumes start\n", ioc->name);
7566
7567
7568 handle = 0xFFFF;
7569 while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
7570 &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) {
7571 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7572 MPI2_IOCSTATUS_MASK;
7573 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7574 pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \
7575 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7576 ioc->name, ioc_status,
7577 le32_to_cpu(mpi_reply.IOCLogInfo));
7578 break;
7579 }
7580 handle = le16_to_cpu(volume_pg1.DevHandle);
7581 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7582 raid_device = _scsih_raid_device_find_by_wwid(ioc,
7583 le64_to_cpu(volume_pg1.WWID));
7584 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7585 if (raid_device)
7586 continue;
7587 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply,
7588 &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
7589 sizeof(Mpi2RaidVolPage0_t)))
7590 continue;
7591 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7592 MPI2_IOCSTATUS_MASK;
7593 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7594 pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \
7595 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7596 ioc->name, ioc_status,
7597 le32_to_cpu(mpi_reply.IOCLogInfo));
7598 break;
7599 }
7600 if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL ||
7601 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE ||
7602 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) {
7603 memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t));
7604 element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED;
7605 element.VolDevHandle = volume_pg1.DevHandle;
7606 pr_info(MPT3SAS_FMT
7607 "\tBEFORE adding volume: handle (0x%04x)\n",
7608 ioc->name, volume_pg1.DevHandle);
7609 _scsih_sas_volume_add(ioc, &element);
7610 pr_info(MPT3SAS_FMT
7611 "\tAFTER adding volume: handle (0x%04x)\n",
7612 ioc->name, volume_pg1.DevHandle);
7613 }
7614 }
7615
7616 pr_info(MPT3SAS_FMT "\tscan devices: volumes complete\n",
7617 ioc->name);
7618
7619 skip_to_sas:
7620
7621 pr_info(MPT3SAS_FMT "\tscan devices: end devices start\n",
7622 ioc->name);
7623
7624
7625 handle = 0xFFFF;
7626 while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
7627 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE,
7628 handle))) {
7629 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7630 MPI2_IOCSTATUS_MASK;
7631 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7632 pr_info(MPT3SAS_FMT "\tbreak from end device scan:"\
7633 " ioc_status(0x%04x), loginfo(0x%08x)\n",
7634 ioc->name, ioc_status,
7635 le32_to_cpu(mpi_reply.IOCLogInfo));
7636 break;
7637 }
7638 handle = le16_to_cpu(sas_device_pg0.DevHandle);
7639 if (!(_scsih_is_end_device(
7640 le32_to_cpu(sas_device_pg0.DeviceInfo))))
7641 continue;
7642 sas_device = mpt3sas_get_sdev_by_addr(ioc,
7643 le64_to_cpu(sas_device_pg0.SASAddress));
7644 if (sas_device) {
7645 sas_device_put(sas_device);
7646 continue;
7647 }
7648 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
7649 if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) {
7650 pr_info(MPT3SAS_FMT "\tBEFORE adding end device: " \
7651 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7652 handle, (unsigned long long)
7653 le64_to_cpu(sas_device_pg0.SASAddress));
7654 mpt3sas_transport_update_links(ioc, sas_address, handle,
7655 sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
7656 retry_count = 0;
7657
7658
7659
7660
7661 while (_scsih_add_device(ioc, handle, retry_count++,
7662 0)) {
7663 ssleep(1);
7664 }
7665 pr_info(MPT3SAS_FMT "\tAFTER adding end device: " \
7666 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7667 handle, (unsigned long long)
7668 le64_to_cpu(sas_device_pg0.SASAddress));
7669 }
7670 }
7671 pr_info(MPT3SAS_FMT "\tscan devices: end devices complete\n",
7672 ioc->name);
7673
7674 pr_info(MPT3SAS_FMT "scan devices: complete\n", ioc->name);
7675}
7676
7677
7678
7679
7680
7681
7682
7683
7684
7685
7686
7687
7688void
7689mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase)
7690{
7691 switch (reset_phase) {
7692 case MPT3_IOC_PRE_RESET:
7693 dtmprintk(ioc, pr_info(MPT3SAS_FMT
7694 "%s: MPT3_IOC_PRE_RESET\n", ioc->name, __func__));
7695 break;
7696 case MPT3_IOC_AFTER_RESET:
7697 dtmprintk(ioc, pr_info(MPT3SAS_FMT
7698 "%s: MPT3_IOC_AFTER_RESET\n", ioc->name, __func__));
7699 if (ioc->scsih_cmds.status & MPT3_CMD_PENDING) {
7700 ioc->scsih_cmds.status |= MPT3_CMD_RESET;
7701 mpt3sas_base_free_smid(ioc, ioc->scsih_cmds.smid);
7702 complete(&ioc->scsih_cmds.done);
7703 }
7704 if (ioc->tm_cmds.status & MPT3_CMD_PENDING) {
7705 ioc->tm_cmds.status |= MPT3_CMD_RESET;
7706 mpt3sas_base_free_smid(ioc, ioc->tm_cmds.smid);
7707 complete(&ioc->tm_cmds.done);
7708 }
7709
7710 _scsih_fw_event_cleanup_queue(ioc);
7711 _scsih_flush_running_cmds(ioc);
7712 break;
7713 case MPT3_IOC_DONE_RESET:
7714 dtmprintk(ioc, pr_info(MPT3SAS_FMT
7715 "%s: MPT3_IOC_DONE_RESET\n", ioc->name, __func__));
7716 if ((!ioc->is_driver_loading) && !(disable_discovery > 0 &&
7717 !ioc->sas_hba.num_phys)) {
7718 _scsih_prep_device_scan(ioc);
7719 _scsih_search_responding_sas_devices(ioc);
7720 _scsih_search_responding_raid_devices(ioc);
7721 _scsih_search_responding_expanders(ioc);
7722 _scsih_error_recovery_delete_devices(ioc);
7723 }
7724 break;
7725 }
7726}
7727
7728
7729
7730
7731
7732
7733
7734
7735
7736static void
7737_mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
7738{
7739 _scsih_fw_event_del_from_list(ioc, fw_event);
7740
7741
7742 if (ioc->remove_host || ioc->pci_error_recovery) {
7743 fw_event_work_put(fw_event);
7744 return;
7745 }
7746
7747 switch (fw_event->event) {
7748 case MPT3SAS_PROCESS_TRIGGER_DIAG:
7749 mpt3sas_process_trigger_data(ioc,
7750 (struct SL_WH_TRIGGERS_EVENT_DATA_T *)
7751 fw_event->event_data);
7752 break;
7753 case MPT3SAS_REMOVE_UNRESPONDING_DEVICES:
7754 while (scsi_host_in_recovery(ioc->shost) ||
7755 ioc->shost_recovery) {
7756
7757
7758
7759
7760 if (ioc->remove_host)
7761 goto out;
7762 ssleep(1);
7763 }
7764 _scsih_remove_unresponding_sas_devices(ioc);
7765 _scsih_scan_for_devices_after_reset(ioc);
7766 break;
7767 case MPT3SAS_PORT_ENABLE_COMPLETE:
7768 ioc->start_scan = 0;
7769 if (missing_delay[0] != -1 && missing_delay[1] != -1)
7770 mpt3sas_base_update_missing_delay(ioc, missing_delay[0],
7771 missing_delay[1]);
7772 dewtprintk(ioc, pr_info(MPT3SAS_FMT
7773 "port enable: complete from worker thread\n",
7774 ioc->name));
7775 break;
7776 case MPT3SAS_TURN_ON_PFA_LED:
7777 _scsih_turn_on_pfa_led(ioc, fw_event->device_handle);
7778 break;
7779 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
7780 _scsih_sas_topology_change_event(ioc, fw_event);
7781 break;
7782 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
7783 _scsih_sas_device_status_change_event(ioc, fw_event);
7784 break;
7785 case MPI2_EVENT_SAS_DISCOVERY:
7786 _scsih_sas_discovery_event(ioc, fw_event);
7787 break;
7788 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
7789 _scsih_sas_broadcast_primitive_event(ioc, fw_event);
7790 break;
7791 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
7792 _scsih_sas_enclosure_dev_status_change_event(ioc,
7793 fw_event);
7794 break;
7795 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
7796 _scsih_sas_ir_config_change_event(ioc, fw_event);
7797 break;
7798 case MPI2_EVENT_IR_VOLUME:
7799 _scsih_sas_ir_volume_event(ioc, fw_event);
7800 break;
7801 case MPI2_EVENT_IR_PHYSICAL_DISK:
7802 _scsih_sas_ir_physical_disk_event(ioc, fw_event);
7803 break;
7804 case MPI2_EVENT_IR_OPERATION_STATUS:
7805 _scsih_sas_ir_operation_status_event(ioc, fw_event);
7806 break;
7807 }
7808out:
7809 fw_event_work_put(fw_event);
7810}
7811
7812
7813
7814
7815
7816
7817
7818
7819
7820
7821
7822
7823static void
7824_firmware_event_work(struct work_struct *work)
7825{
7826 struct fw_event_work *fw_event = container_of(work,
7827 struct fw_event_work, work);
7828
7829 _mpt3sas_fw_work(fw_event->ioc, fw_event);
7830}
7831
7832
7833
7834
7835
7836
7837
7838
7839
7840
7841
7842
7843
7844
7845u8
7846mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
7847 u32 reply)
7848{
7849 struct fw_event_work *fw_event;
7850 Mpi2EventNotificationReply_t *mpi_reply;
7851 u16 event;
7852 u16 sz;
7853
7854
7855 if (ioc->remove_host || ioc->pci_error_recovery)
7856 return 1;
7857
7858 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
7859
7860 if (unlikely(!mpi_reply)) {
7861 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
7862 ioc->name, __FILE__, __LINE__, __func__);
7863 return 1;
7864 }
7865
7866 event = le16_to_cpu(mpi_reply->Event);
7867
7868 if (event != MPI2_EVENT_LOG_ENTRY_ADDED)
7869 mpt3sas_trigger_event(ioc, event, 0);
7870
7871 switch (event) {
7872
7873 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
7874 {
7875 Mpi2EventDataSasBroadcastPrimitive_t *baen_data =
7876 (Mpi2EventDataSasBroadcastPrimitive_t *)
7877 mpi_reply->EventData;
7878
7879 if (baen_data->Primitive !=
7880 MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT)
7881 return 1;
7882
7883 if (ioc->broadcast_aen_busy) {
7884 ioc->broadcast_aen_pending++;
7885 return 1;
7886 } else
7887 ioc->broadcast_aen_busy = 1;
7888 break;
7889 }
7890
7891 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
7892 _scsih_check_topo_delete_events(ioc,
7893 (Mpi2EventDataSasTopologyChangeList_t *)
7894 mpi_reply->EventData);
7895 break;
7896 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
7897 _scsih_check_ir_config_unhide_events(ioc,
7898 (Mpi2EventDataIrConfigChangeList_t *)
7899 mpi_reply->EventData);
7900 break;
7901 case MPI2_EVENT_IR_VOLUME:
7902 _scsih_check_volume_delete_events(ioc,
7903 (Mpi2EventDataIrVolume_t *)
7904 mpi_reply->EventData);
7905 break;
7906 case MPI2_EVENT_LOG_ENTRY_ADDED:
7907 {
7908 Mpi2EventDataLogEntryAdded_t *log_entry;
7909 u32 *log_code;
7910
7911 if (!ioc->is_warpdrive)
7912 break;
7913
7914 log_entry = (Mpi2EventDataLogEntryAdded_t *)
7915 mpi_reply->EventData;
7916 log_code = (u32 *)log_entry->LogData;
7917
7918 if (le16_to_cpu(log_entry->LogEntryQualifier)
7919 != MPT2_WARPDRIVE_LOGENTRY)
7920 break;
7921
7922 switch (le32_to_cpu(*log_code)) {
7923 case MPT2_WARPDRIVE_LC_SSDT:
7924 pr_warn(MPT3SAS_FMT "WarpDrive Warning: "
7925 "IO Throttling has occurred in the WarpDrive "
7926 "subsystem. Check WarpDrive documentation for "
7927 "additional details.\n", ioc->name);
7928 break;
7929 case MPT2_WARPDRIVE_LC_SSDLW:
7930 pr_warn(MPT3SAS_FMT "WarpDrive Warning: "
7931 "Program/Erase Cycles for the WarpDrive subsystem "
7932 "in degraded range. Check WarpDrive documentation "
7933 "for additional details.\n", ioc->name);
7934 break;
7935 case MPT2_WARPDRIVE_LC_SSDLF:
7936 pr_err(MPT3SAS_FMT "WarpDrive Fatal Error: "
7937 "There are no Program/Erase Cycles for the "
7938 "WarpDrive subsystem. The storage device will be "
7939 "in read-only mode. Check WarpDrive documentation "
7940 "for additional details.\n", ioc->name);
7941 break;
7942 case MPT2_WARPDRIVE_LC_BRMF:
7943 pr_err(MPT3SAS_FMT "WarpDrive Fatal Error: "
7944 "The Backup Rail Monitor has failed on the "
7945 "WarpDrive subsystem. Check WarpDrive "
7946 "documentation for additional details.\n",
7947 ioc->name);
7948 break;
7949 }
7950
7951 break;
7952 }
7953 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
7954 case MPI2_EVENT_IR_OPERATION_STATUS:
7955 case MPI2_EVENT_SAS_DISCOVERY:
7956 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
7957 case MPI2_EVENT_IR_PHYSICAL_DISK:
7958 break;
7959
7960 case MPI2_EVENT_TEMP_THRESHOLD:
7961 _scsih_temp_threshold_events(ioc,
7962 (Mpi2EventDataTemperature_t *)
7963 mpi_reply->EventData);
7964 break;
7965
7966 default:
7967 return 1;
7968 }
7969
7970 sz = le16_to_cpu(mpi_reply->EventDataLength) * 4;
7971 fw_event = alloc_fw_event_work(sz);
7972 if (!fw_event) {
7973 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
7974 ioc->name, __FILE__, __LINE__, __func__);
7975 return 1;
7976 }
7977
7978 memcpy(fw_event->event_data, mpi_reply->EventData, sz);
7979 fw_event->ioc = ioc;
7980 fw_event->VF_ID = mpi_reply->VF_ID;
7981 fw_event->VP_ID = mpi_reply->VP_ID;
7982 fw_event->event = event;
7983 _scsih_fw_event_add(ioc, fw_event);
7984 fw_event_work_put(fw_event);
7985 return 1;
7986}
7987
7988
7989
7990
7991
7992
7993
7994
7995
7996
7997
7998
7999static void
8000_scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
8001 struct _sas_node *sas_expander)
8002{
8003 struct _sas_port *mpt3sas_port, *next;
8004
8005
8006 list_for_each_entry_safe(mpt3sas_port, next,
8007 &sas_expander->sas_port_list, port_list) {
8008 if (ioc->shost_recovery)
8009 return;
8010 if (mpt3sas_port->remote_identify.device_type ==
8011 SAS_END_DEVICE)
8012 mpt3sas_device_remove_by_sas_address(ioc,
8013 mpt3sas_port->remote_identify.sas_address);
8014 else if (mpt3sas_port->remote_identify.device_type ==
8015 SAS_EDGE_EXPANDER_DEVICE ||
8016 mpt3sas_port->remote_identify.device_type ==
8017 SAS_FANOUT_EXPANDER_DEVICE)
8018 mpt3sas_expander_remove(ioc,
8019 mpt3sas_port->remote_identify.sas_address);
8020 }
8021
8022 mpt3sas_transport_port_remove(ioc, sas_expander->sas_address,
8023 sas_expander->sas_address_parent);
8024
8025 pr_info(MPT3SAS_FMT
8026 "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n",
8027 ioc->name,
8028 sas_expander->handle, (unsigned long long)
8029 sas_expander->sas_address);
8030
8031 kfree(sas_expander->phy);
8032 kfree(sas_expander);
8033}
8034
8035
8036
8037
8038
8039
8040
8041
8042
8043
8044static void
8045_scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc)
8046{
8047 Mpi2RaidActionRequest_t *mpi_request;
8048 Mpi2RaidActionReply_t *mpi_reply;
8049 u16 smid;
8050
8051
8052 if (!ioc->ir_firmware)
8053 return;
8054
8055
8056 if (list_empty(&ioc->raid_device_list))
8057 return;
8058
8059 mutex_lock(&ioc->scsih_cmds.mutex);
8060
8061 if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) {
8062 pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n",
8063 ioc->name, __func__);
8064 goto out;
8065 }
8066 ioc->scsih_cmds.status = MPT3_CMD_PENDING;
8067
8068 smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx);
8069 if (!smid) {
8070 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
8071 ioc->name, __func__);
8072 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
8073 goto out;
8074 }
8075
8076 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
8077 ioc->scsih_cmds.smid = smid;
8078 memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t));
8079
8080 mpi_request->Function = MPI2_FUNCTION_RAID_ACTION;
8081 mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED;
8082
8083 if (!ioc->hide_ir_msg)
8084 pr_info(MPT3SAS_FMT "IR shutdown (sending)\n", ioc->name);
8085 init_completion(&ioc->scsih_cmds.done);
8086 mpt3sas_base_put_smid_default(ioc, smid);
8087 wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
8088
8089 if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) {
8090 pr_err(MPT3SAS_FMT "%s: timeout\n",
8091 ioc->name, __func__);
8092 goto out;
8093 }
8094
8095 if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) {
8096 mpi_reply = ioc->scsih_cmds.reply;
8097 if (!ioc->hide_ir_msg)
8098 pr_info(MPT3SAS_FMT "IR shutdown "
8099 "(complete): ioc_status(0x%04x), loginfo(0x%08x)\n",
8100 ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
8101 le32_to_cpu(mpi_reply->IOCLogInfo));
8102 }
8103
8104 out:
8105 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
8106 mutex_unlock(&ioc->scsih_cmds.mutex);
8107}
8108
8109
8110
8111
8112
8113
8114
8115
8116void scsih_remove(struct pci_dev *pdev)
8117{
8118 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8119 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8120 struct _sas_port *mpt3sas_port, *next_port;
8121 struct _raid_device *raid_device, *next;
8122 struct MPT3SAS_TARGET *sas_target_priv_data;
8123 struct workqueue_struct *wq;
8124 unsigned long flags;
8125
8126 ioc->remove_host = 1;
8127 _scsih_fw_event_cleanup_queue(ioc);
8128
8129 spin_lock_irqsave(&ioc->fw_event_lock, flags);
8130 wq = ioc->firmware_event_thread;
8131 ioc->firmware_event_thread = NULL;
8132 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
8133 if (wq)
8134 destroy_workqueue(wq);
8135
8136
8137 _scsih_ir_shutdown(ioc);
8138 list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list,
8139 list) {
8140 if (raid_device->starget) {
8141 sas_target_priv_data =
8142 raid_device->starget->hostdata;
8143 sas_target_priv_data->deleted = 1;
8144 scsi_remove_target(&raid_device->starget->dev);
8145 }
8146 pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n",
8147 ioc->name, raid_device->handle,
8148 (unsigned long long) raid_device->wwid);
8149 _scsih_raid_device_remove(ioc, raid_device);
8150 }
8151
8152
8153 list_for_each_entry_safe(mpt3sas_port, next_port,
8154 &ioc->sas_hba.sas_port_list, port_list) {
8155 if (mpt3sas_port->remote_identify.device_type ==
8156 SAS_END_DEVICE)
8157 mpt3sas_device_remove_by_sas_address(ioc,
8158 mpt3sas_port->remote_identify.sas_address);
8159 else if (mpt3sas_port->remote_identify.device_type ==
8160 SAS_EDGE_EXPANDER_DEVICE ||
8161 mpt3sas_port->remote_identify.device_type ==
8162 SAS_FANOUT_EXPANDER_DEVICE)
8163 mpt3sas_expander_remove(ioc,
8164 mpt3sas_port->remote_identify.sas_address);
8165 }
8166
8167
8168 if (ioc->sas_hba.num_phys) {
8169 kfree(ioc->sas_hba.phy);
8170 ioc->sas_hba.phy = NULL;
8171 ioc->sas_hba.num_phys = 0;
8172 }
8173
8174 sas_remove_host(shost);
8175 scsi_remove_host(shost);
8176 mpt3sas_base_detach(ioc);
8177 spin_lock(&gioc_lock);
8178 list_del(&ioc->list);
8179 spin_unlock(&gioc_lock);
8180 scsi_host_put(shost);
8181}
8182
8183
8184
8185
8186
8187
8188
8189void
8190scsih_shutdown(struct pci_dev *pdev)
8191{
8192 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8193 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8194 struct workqueue_struct *wq;
8195 unsigned long flags;
8196
8197 ioc->remove_host = 1;
8198 _scsih_fw_event_cleanup_queue(ioc);
8199
8200 spin_lock_irqsave(&ioc->fw_event_lock, flags);
8201 wq = ioc->firmware_event_thread;
8202 ioc->firmware_event_thread = NULL;
8203 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
8204 if (wq)
8205 destroy_workqueue(wq);
8206
8207 _scsih_ir_shutdown(ioc);
8208 mpt3sas_base_detach(ioc);
8209}
8210
8211
8212
8213
8214
8215
8216
8217
8218
8219
8220static void
8221_scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc)
8222{
8223 u8 is_raid;
8224 void *device;
8225 struct _sas_device *sas_device;
8226 struct _raid_device *raid_device;
8227 u16 handle;
8228 u64 sas_address_parent;
8229 u64 sas_address;
8230 unsigned long flags;
8231 int rc;
8232
8233
8234 if (!ioc->bios_pg3.BiosVersion)
8235 return;
8236
8237 device = NULL;
8238 is_raid = 0;
8239 if (ioc->req_boot_device.device) {
8240 device = ioc->req_boot_device.device;
8241 is_raid = ioc->req_boot_device.is_raid;
8242 } else if (ioc->req_alt_boot_device.device) {
8243 device = ioc->req_alt_boot_device.device;
8244 is_raid = ioc->req_alt_boot_device.is_raid;
8245 } else if (ioc->current_boot_device.device) {
8246 device = ioc->current_boot_device.device;
8247 is_raid = ioc->current_boot_device.is_raid;
8248 }
8249
8250 if (!device)
8251 return;
8252
8253 if (is_raid) {
8254 raid_device = device;
8255 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
8256 raid_device->id, 0);
8257 if (rc)
8258 _scsih_raid_device_remove(ioc, raid_device);
8259 } else {
8260 spin_lock_irqsave(&ioc->sas_device_lock, flags);
8261 sas_device = device;
8262 handle = sas_device->handle;
8263 sas_address_parent = sas_device->sas_address_parent;
8264 sas_address = sas_device->sas_address;
8265 list_move_tail(&sas_device->list, &ioc->sas_device_list);
8266 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
8267
8268 if (ioc->hide_drives)
8269 return;
8270 if (!mpt3sas_transport_port_add(ioc, handle,
8271 sas_address_parent)) {
8272 _scsih_sas_device_remove(ioc, sas_device);
8273 } else if (!sas_device->starget) {
8274 if (!ioc->is_driver_loading) {
8275 mpt3sas_transport_port_remove(ioc,
8276 sas_address,
8277 sas_address_parent);
8278 _scsih_sas_device_remove(ioc, sas_device);
8279 }
8280 }
8281 }
8282}
8283
8284
8285
8286
8287
8288
8289
8290static void
8291_scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc)
8292{
8293 struct _raid_device *raid_device, *raid_next;
8294 int rc;
8295
8296 list_for_each_entry_safe(raid_device, raid_next,
8297 &ioc->raid_device_list, list) {
8298 if (raid_device->starget)
8299 continue;
8300 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
8301 raid_device->id, 0);
8302 if (rc)
8303 _scsih_raid_device_remove(ioc, raid_device);
8304 }
8305}
8306
8307static struct _sas_device *get_next_sas_device(struct MPT3SAS_ADAPTER *ioc)
8308{
8309 struct _sas_device *sas_device = NULL;
8310 unsigned long flags;
8311
8312 spin_lock_irqsave(&ioc->sas_device_lock, flags);
8313 if (!list_empty(&ioc->sas_device_init_list)) {
8314 sas_device = list_first_entry(&ioc->sas_device_init_list,
8315 struct _sas_device, list);
8316 sas_device_get(sas_device);
8317 }
8318 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
8319
8320 return sas_device;
8321}
8322
8323static void sas_device_make_active(struct MPT3SAS_ADAPTER *ioc,
8324 struct _sas_device *sas_device)
8325{
8326 unsigned long flags;
8327
8328 spin_lock_irqsave(&ioc->sas_device_lock, flags);
8329
8330
8331
8332
8333
8334
8335
8336
8337
8338 if (!list_empty(&sas_device->list)) {
8339 list_del_init(&sas_device->list);
8340 sas_device_put(sas_device);
8341 }
8342
8343 sas_device_get(sas_device);
8344 list_add_tail(&sas_device->list, &ioc->sas_device_list);
8345
8346 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
8347}
8348
8349
8350
8351
8352
8353
8354
8355static void
8356_scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc)
8357{
8358 struct _sas_device *sas_device;
8359
8360 if (ioc->hide_drives)
8361 return;
8362
8363 while ((sas_device = get_next_sas_device(ioc))) {
8364 if (!mpt3sas_transport_port_add(ioc, sas_device->handle,
8365 sas_device->sas_address_parent)) {
8366 _scsih_sas_device_remove(ioc, sas_device);
8367 sas_device_put(sas_device);
8368 continue;
8369 } else if (!sas_device->starget) {
8370
8371
8372
8373
8374
8375
8376 if (!ioc->is_driver_loading) {
8377 mpt3sas_transport_port_remove(ioc,
8378 sas_device->sas_address,
8379 sas_device->sas_address_parent);
8380 _scsih_sas_device_remove(ioc, sas_device);
8381 sas_device_put(sas_device);
8382 continue;
8383 }
8384 }
8385 sas_device_make_active(ioc, sas_device);
8386 sas_device_put(sas_device);
8387 }
8388}
8389
8390
8391
8392
8393
8394
8395
8396static void
8397_scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc)
8398{
8399 u16 volume_mapping_flags;
8400
8401 if (!(ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR))
8402 return;
8403
8404 _scsih_probe_boot_devices(ioc);
8405
8406 if (ioc->ir_firmware) {
8407 volume_mapping_flags =
8408 le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) &
8409 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
8410 if (volume_mapping_flags ==
8411 MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) {
8412 _scsih_probe_raid(ioc);
8413 _scsih_probe_sas(ioc);
8414 } else {
8415 _scsih_probe_sas(ioc);
8416 _scsih_probe_raid(ioc);
8417 }
8418 } else
8419 _scsih_probe_sas(ioc);
8420}
8421
8422
8423
8424
8425
8426
8427
8428
8429
8430void
8431scsih_scan_start(struct Scsi_Host *shost)
8432{
8433 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8434 int rc;
8435 if (diag_buffer_enable != -1 && diag_buffer_enable != 0)
8436 mpt3sas_enable_diag_buffer(ioc, diag_buffer_enable);
8437
8438 if (disable_discovery > 0)
8439 return;
8440
8441 ioc->start_scan = 1;
8442 rc = mpt3sas_port_enable(ioc);
8443
8444 if (rc != 0)
8445 pr_info(MPT3SAS_FMT "port enable: FAILED\n", ioc->name);
8446}
8447
8448
8449
8450
8451
8452
8453
8454
8455
8456
8457int
8458scsih_scan_finished(struct Scsi_Host *shost, unsigned long time)
8459{
8460 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8461
8462 if (disable_discovery > 0) {
8463 ioc->is_driver_loading = 0;
8464 ioc->wait_for_discovery_to_complete = 0;
8465 return 1;
8466 }
8467
8468 if (time >= (300 * HZ)) {
8469 ioc->base_cmds.status = MPT3_CMD_NOT_USED;
8470 pr_info(MPT3SAS_FMT
8471 "port enable: FAILED with timeout (timeout=300s)\n",
8472 ioc->name);
8473 ioc->is_driver_loading = 0;
8474 return 1;
8475 }
8476
8477 if (ioc->start_scan)
8478 return 0;
8479
8480 if (ioc->start_scan_failed) {
8481 pr_info(MPT3SAS_FMT
8482 "port enable: FAILED with (ioc_status=0x%08x)\n",
8483 ioc->name, ioc->start_scan_failed);
8484 ioc->is_driver_loading = 0;
8485 ioc->wait_for_discovery_to_complete = 0;
8486 ioc->remove_host = 1;
8487 return 1;
8488 }
8489
8490 pr_info(MPT3SAS_FMT "port enable: SUCCESS\n", ioc->name);
8491 ioc->base_cmds.status = MPT3_CMD_NOT_USED;
8492
8493 if (ioc->wait_for_discovery_to_complete) {
8494 ioc->wait_for_discovery_to_complete = 0;
8495 _scsih_probe_devices(ioc);
8496 }
8497 mpt3sas_base_start_watchdog(ioc);
8498 ioc->is_driver_loading = 0;
8499 return 1;
8500}
8501
8502
8503static struct scsi_host_template mpt2sas_driver_template = {
8504 .module = THIS_MODULE,
8505 .name = "Fusion MPT SAS Host",
8506 .proc_name = MPT2SAS_DRIVER_NAME,
8507 .queuecommand = scsih_qcmd,
8508 .target_alloc = scsih_target_alloc,
8509 .slave_alloc = scsih_slave_alloc,
8510 .slave_configure = scsih_slave_configure,
8511 .target_destroy = scsih_target_destroy,
8512 .slave_destroy = scsih_slave_destroy,
8513 .scan_finished = scsih_scan_finished,
8514 .scan_start = scsih_scan_start,
8515 .change_queue_depth = scsih_change_queue_depth,
8516 .eh_abort_handler = scsih_abort,
8517 .eh_device_reset_handler = scsih_dev_reset,
8518 .eh_target_reset_handler = scsih_target_reset,
8519 .eh_host_reset_handler = scsih_host_reset,
8520 .bios_param = scsih_bios_param,
8521 .can_queue = 1,
8522 .this_id = -1,
8523 .sg_tablesize = MPT2SAS_SG_DEPTH,
8524 .max_sectors = 32767,
8525 .cmd_per_lun = 7,
8526 .use_clustering = ENABLE_CLUSTERING,
8527 .shost_attrs = mpt3sas_host_attrs,
8528 .sdev_attrs = mpt3sas_dev_attrs,
8529 .track_queue_depth = 1,
8530};
8531
8532
8533static struct raid_function_template mpt2sas_raid_functions = {
8534 .cookie = &mpt2sas_driver_template,
8535 .is_raid = scsih_is_raid,
8536 .get_resync = scsih_get_resync,
8537 .get_state = scsih_get_state,
8538};
8539
8540
8541static struct scsi_host_template mpt3sas_driver_template = {
8542 .module = THIS_MODULE,
8543 .name = "Fusion MPT SAS Host",
8544 .proc_name = MPT3SAS_DRIVER_NAME,
8545 .queuecommand = scsih_qcmd,
8546 .target_alloc = scsih_target_alloc,
8547 .slave_alloc = scsih_slave_alloc,
8548 .slave_configure = scsih_slave_configure,
8549 .target_destroy = scsih_target_destroy,
8550 .slave_destroy = scsih_slave_destroy,
8551 .scan_finished = scsih_scan_finished,
8552 .scan_start = scsih_scan_start,
8553 .change_queue_depth = scsih_change_queue_depth,
8554 .eh_abort_handler = scsih_abort,
8555 .eh_device_reset_handler = scsih_dev_reset,
8556 .eh_target_reset_handler = scsih_target_reset,
8557 .eh_host_reset_handler = scsih_host_reset,
8558 .bios_param = scsih_bios_param,
8559 .can_queue = 1,
8560 .this_id = -1,
8561 .sg_tablesize = MPT3SAS_SG_DEPTH,
8562 .max_sectors = 32767,
8563 .cmd_per_lun = 7,
8564 .use_clustering = ENABLE_CLUSTERING,
8565 .shost_attrs = mpt3sas_host_attrs,
8566 .sdev_attrs = mpt3sas_dev_attrs,
8567 .track_queue_depth = 1,
8568};
8569
8570
8571static struct raid_function_template mpt3sas_raid_functions = {
8572 .cookie = &mpt3sas_driver_template,
8573 .is_raid = scsih_is_raid,
8574 .get_resync = scsih_get_resync,
8575 .get_state = scsih_get_state,
8576};
8577
8578
8579
8580
8581
8582
8583
8584
8585
8586
8587u16
8588_scsih_determine_hba_mpi_version(struct pci_dev *pdev)
8589{
8590
8591 switch (pdev->device) {
8592 case MPI2_MFGPAGE_DEVID_SSS6200:
8593 case MPI2_MFGPAGE_DEVID_SAS2004:
8594 case MPI2_MFGPAGE_DEVID_SAS2008:
8595 case MPI2_MFGPAGE_DEVID_SAS2108_1:
8596 case MPI2_MFGPAGE_DEVID_SAS2108_2:
8597 case MPI2_MFGPAGE_DEVID_SAS2108_3:
8598 case MPI2_MFGPAGE_DEVID_SAS2116_1:
8599 case MPI2_MFGPAGE_DEVID_SAS2116_2:
8600 case MPI2_MFGPAGE_DEVID_SAS2208_1:
8601 case MPI2_MFGPAGE_DEVID_SAS2208_2:
8602 case MPI2_MFGPAGE_DEVID_SAS2208_3:
8603 case MPI2_MFGPAGE_DEVID_SAS2208_4:
8604 case MPI2_MFGPAGE_DEVID_SAS2208_5:
8605 case MPI2_MFGPAGE_DEVID_SAS2208_6:
8606 case MPI2_MFGPAGE_DEVID_SAS2308_1:
8607 case MPI2_MFGPAGE_DEVID_SAS2308_2:
8608 case MPI2_MFGPAGE_DEVID_SAS2308_3:
8609 return MPI2_VERSION;
8610 case MPI25_MFGPAGE_DEVID_SAS3004:
8611 case MPI25_MFGPAGE_DEVID_SAS3008:
8612 case MPI25_MFGPAGE_DEVID_SAS3108_1:
8613 case MPI25_MFGPAGE_DEVID_SAS3108_2:
8614 case MPI25_MFGPAGE_DEVID_SAS3108_5:
8615 case MPI25_MFGPAGE_DEVID_SAS3108_6:
8616 return MPI25_VERSION;
8617 case MPI26_MFGPAGE_DEVID_SAS3216:
8618 case MPI26_MFGPAGE_DEVID_SAS3224:
8619 case MPI26_MFGPAGE_DEVID_SAS3316_1:
8620 case MPI26_MFGPAGE_DEVID_SAS3316_2:
8621 case MPI26_MFGPAGE_DEVID_SAS3316_3:
8622 case MPI26_MFGPAGE_DEVID_SAS3316_4:
8623 case MPI26_MFGPAGE_DEVID_SAS3324_1:
8624 case MPI26_MFGPAGE_DEVID_SAS3324_2:
8625 case MPI26_MFGPAGE_DEVID_SAS3324_3:
8626 case MPI26_MFGPAGE_DEVID_SAS3324_4:
8627 return MPI26_VERSION;
8628 }
8629 return 0;
8630}
8631
8632
8633
8634
8635
8636
8637
8638
8639int
8640_scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
8641{
8642 struct MPT3SAS_ADAPTER *ioc;
8643 struct Scsi_Host *shost = NULL;
8644 int rv;
8645 u16 hba_mpi_version;
8646
8647
8648 hba_mpi_version = _scsih_determine_hba_mpi_version(pdev);
8649 if (hba_mpi_version == 0)
8650 return -ENODEV;
8651
8652
8653
8654
8655 if ((hbas_to_enumerate == 1) && (hba_mpi_version != MPI2_VERSION))
8656 return -ENODEV;
8657
8658
8659
8660
8661 if ((hbas_to_enumerate == 2) && (!(hba_mpi_version == MPI25_VERSION
8662 || hba_mpi_version == MPI26_VERSION)))
8663 return -ENODEV;
8664
8665 switch (hba_mpi_version) {
8666 case MPI2_VERSION:
8667
8668 shost = scsi_host_alloc(&mpt2sas_driver_template,
8669 sizeof(struct MPT3SAS_ADAPTER));
8670 if (!shost)
8671 return -ENODEV;
8672 ioc = shost_priv(shost);
8673 memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER));
8674 ioc->hba_mpi_version_belonged = hba_mpi_version;
8675 ioc->id = mpt2_ids++;
8676 sprintf(ioc->driver_name, "%s", MPT2SAS_DRIVER_NAME);
8677 if (pdev->device == MPI2_MFGPAGE_DEVID_SSS6200) {
8678 ioc->is_warpdrive = 1;
8679 ioc->hide_ir_msg = 1;
8680 } else
8681 ioc->mfg_pg10_hide_flag = MFG_PAGE10_EXPOSE_ALL_DISKS;
8682 break;
8683 case MPI25_VERSION:
8684 case MPI26_VERSION:
8685
8686 shost = scsi_host_alloc(&mpt3sas_driver_template,
8687 sizeof(struct MPT3SAS_ADAPTER));
8688 if (!shost)
8689 return -ENODEV;
8690 ioc = shost_priv(shost);
8691 memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER));
8692 ioc->hba_mpi_version_belonged = hba_mpi_version;
8693 ioc->id = mpt3_ids++;
8694 sprintf(ioc->driver_name, "%s", MPT3SAS_DRIVER_NAME);
8695 if ((ioc->hba_mpi_version_belonged == MPI25_VERSION &&
8696 pdev->revision >= SAS3_PCI_DEVICE_C0_REVISION) ||
8697 (ioc->hba_mpi_version_belonged == MPI26_VERSION))
8698 ioc->msix96_vector = 1;
8699 break;
8700 default:
8701 return -ENODEV;
8702 }
8703
8704 INIT_LIST_HEAD(&ioc->list);
8705 spin_lock(&gioc_lock);
8706 list_add_tail(&ioc->list, &mpt3sas_ioc_list);
8707 spin_unlock(&gioc_lock);
8708 ioc->shost = shost;
8709 ioc->pdev = pdev;
8710 ioc->scsi_io_cb_idx = scsi_io_cb_idx;
8711 ioc->tm_cb_idx = tm_cb_idx;
8712 ioc->ctl_cb_idx = ctl_cb_idx;
8713 ioc->base_cb_idx = base_cb_idx;
8714 ioc->port_enable_cb_idx = port_enable_cb_idx;
8715 ioc->transport_cb_idx = transport_cb_idx;
8716 ioc->scsih_cb_idx = scsih_cb_idx;
8717 ioc->config_cb_idx = config_cb_idx;
8718 ioc->tm_tr_cb_idx = tm_tr_cb_idx;
8719 ioc->tm_tr_volume_cb_idx = tm_tr_volume_cb_idx;
8720 ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx;
8721 ioc->logging_level = logging_level;
8722 ioc->schedule_dead_ioc_flush_running_cmds = &_scsih_flush_running_cmds;
8723
8724 mutex_init(&ioc->reset_in_progress_mutex);
8725
8726 mutex_init(&ioc->pci_access_mutex);
8727 spin_lock_init(&ioc->ioc_reset_in_progress_lock);
8728 spin_lock_init(&ioc->scsi_lookup_lock);
8729 spin_lock_init(&ioc->sas_device_lock);
8730 spin_lock_init(&ioc->sas_node_lock);
8731 spin_lock_init(&ioc->fw_event_lock);
8732 spin_lock_init(&ioc->raid_device_lock);
8733 spin_lock_init(&ioc->diag_trigger_lock);
8734
8735 INIT_LIST_HEAD(&ioc->sas_device_list);
8736 INIT_LIST_HEAD(&ioc->sas_device_init_list);
8737 INIT_LIST_HEAD(&ioc->sas_expander_list);
8738 INIT_LIST_HEAD(&ioc->fw_event_list);
8739 INIT_LIST_HEAD(&ioc->raid_device_list);
8740 INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list);
8741 INIT_LIST_HEAD(&ioc->delayed_tr_list);
8742 INIT_LIST_HEAD(&ioc->delayed_sc_list);
8743 INIT_LIST_HEAD(&ioc->delayed_event_ack_list);
8744 INIT_LIST_HEAD(&ioc->delayed_tr_volume_list);
8745 INIT_LIST_HEAD(&ioc->reply_queue_list);
8746
8747 sprintf(ioc->name, "%s_cm%d", ioc->driver_name, ioc->id);
8748
8749
8750 shost->max_cmd_len = 32;
8751 shost->max_lun = max_lun;
8752 shost->transportt = mpt3sas_transport_template;
8753 shost->unique_id = ioc->id;
8754
8755 if (max_sectors != 0xFFFF) {
8756 if (max_sectors < 64) {
8757 shost->max_sectors = 64;
8758 pr_warn(MPT3SAS_FMT "Invalid value %d passed " \
8759 "for max_sectors, range is 64 to 32767. Assigning "
8760 "value of 64.\n", ioc->name, max_sectors);
8761 } else if (max_sectors > 32767) {
8762 shost->max_sectors = 32767;
8763 pr_warn(MPT3SAS_FMT "Invalid value %d passed " \
8764 "for max_sectors, range is 64 to 32767. Assigning "
8765 "default value of 32767.\n", ioc->name,
8766 max_sectors);
8767 } else {
8768 shost->max_sectors = max_sectors & 0xFFFE;
8769 pr_info(MPT3SAS_FMT
8770 "The max_sectors value is set to %d\n",
8771 ioc->name, shost->max_sectors);
8772 }
8773 }
8774
8775
8776 if (prot_mask > 0)
8777 scsi_host_set_prot(shost, prot_mask);
8778 else
8779 scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION
8780 | SHOST_DIF_TYPE2_PROTECTION
8781 | SHOST_DIF_TYPE3_PROTECTION);
8782
8783 scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC);
8784
8785
8786 snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name),
8787 "fw_event_%s%d", ioc->driver_name, ioc->id);
8788 ioc->firmware_event_thread = alloc_ordered_workqueue(
8789 ioc->firmware_event_name, WQ_MEM_RECLAIM);
8790 if (!ioc->firmware_event_thread) {
8791 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
8792 ioc->name, __FILE__, __LINE__, __func__);
8793 rv = -ENODEV;
8794 goto out_thread_fail;
8795 }
8796
8797 ioc->is_driver_loading = 1;
8798 if ((mpt3sas_base_attach(ioc))) {
8799 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
8800 ioc->name, __FILE__, __LINE__, __func__);
8801 rv = -ENODEV;
8802 goto out_attach_fail;
8803 }
8804
8805 if (ioc->is_warpdrive) {
8806 if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS)
8807 ioc->hide_drives = 0;
8808 else if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_HIDE_ALL_DISKS)
8809 ioc->hide_drives = 1;
8810 else {
8811 if (mpt3sas_get_num_volumes(ioc))
8812 ioc->hide_drives = 1;
8813 else
8814 ioc->hide_drives = 0;
8815 }
8816 } else
8817 ioc->hide_drives = 0;
8818
8819 rv = scsi_add_host(shost, &pdev->dev);
8820 if (rv) {
8821 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
8822 ioc->name, __FILE__, __LINE__, __func__);
8823 goto out_add_shost_fail;
8824 }
8825
8826 scsi_scan_host(shost);
8827 return 0;
8828out_add_shost_fail:
8829 mpt3sas_base_detach(ioc);
8830 out_attach_fail:
8831 destroy_workqueue(ioc->firmware_event_thread);
8832 out_thread_fail:
8833 spin_lock(&gioc_lock);
8834 list_del(&ioc->list);
8835 spin_unlock(&gioc_lock);
8836 scsi_host_put(shost);
8837 return rv;
8838}
8839
8840#ifdef CONFIG_PM
8841
8842
8843
8844
8845
8846
8847
8848int
8849scsih_suspend(struct pci_dev *pdev, pm_message_t state)
8850{
8851 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8852 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8853 pci_power_t device_state;
8854
8855 mpt3sas_base_stop_watchdog(ioc);
8856 flush_scheduled_work();
8857 scsi_block_requests(shost);
8858 device_state = pci_choose_state(pdev, state);
8859 pr_info(MPT3SAS_FMT
8860 "pdev=0x%p, slot=%s, entering operating state [D%d]\n",
8861 ioc->name, pdev, pci_name(pdev), device_state);
8862
8863 pci_save_state(pdev);
8864 mpt3sas_base_free_resources(ioc);
8865 pci_set_power_state(pdev, device_state);
8866 return 0;
8867}
8868
8869
8870
8871
8872
8873
8874
8875int
8876scsih_resume(struct pci_dev *pdev)
8877{
8878 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8879 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8880 pci_power_t device_state = pdev->current_state;
8881 int r;
8882
8883 pr_info(MPT3SAS_FMT
8884 "pdev=0x%p, slot=%s, previous operating state [D%d]\n",
8885 ioc->name, pdev, pci_name(pdev), device_state);
8886
8887 pci_set_power_state(pdev, PCI_D0);
8888 pci_enable_wake(pdev, PCI_D0, 0);
8889 pci_restore_state(pdev);
8890 ioc->pdev = pdev;
8891 r = mpt3sas_base_map_resources(ioc);
8892 if (r)
8893 return r;
8894
8895 mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET);
8896 scsi_unblock_requests(shost);
8897 mpt3sas_base_start_watchdog(ioc);
8898 return 0;
8899}
8900#endif
8901
8902
8903
8904
8905
8906
8907
8908
8909
8910
8911
8912pci_ers_result_t
8913scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
8914{
8915 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8916 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8917
8918 pr_info(MPT3SAS_FMT "PCI error: detected callback, state(%d)!!\n",
8919 ioc->name, state);
8920
8921 switch (state) {
8922 case pci_channel_io_normal:
8923 return PCI_ERS_RESULT_CAN_RECOVER;
8924 case pci_channel_io_frozen:
8925
8926 ioc->pci_error_recovery = 1;
8927 scsi_block_requests(ioc->shost);
8928 mpt3sas_base_stop_watchdog(ioc);
8929 mpt3sas_base_free_resources(ioc);
8930 return PCI_ERS_RESULT_NEED_RESET;
8931 case pci_channel_io_perm_failure:
8932
8933 ioc->pci_error_recovery = 1;
8934 mpt3sas_base_stop_watchdog(ioc);
8935 _scsih_flush_running_cmds(ioc);
8936 return PCI_ERS_RESULT_DISCONNECT;
8937 }
8938 return PCI_ERS_RESULT_NEED_RESET;
8939}
8940
8941
8942
8943
8944
8945
8946
8947
8948
8949pci_ers_result_t
8950scsih_pci_slot_reset(struct pci_dev *pdev)
8951{
8952 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8953 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8954 int rc;
8955
8956 pr_info(MPT3SAS_FMT "PCI error: slot reset callback!!\n",
8957 ioc->name);
8958
8959 ioc->pci_error_recovery = 0;
8960 ioc->pdev = pdev;
8961 pci_restore_state(pdev);
8962 rc = mpt3sas_base_map_resources(ioc);
8963 if (rc)
8964 return PCI_ERS_RESULT_DISCONNECT;
8965
8966 rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
8967 FORCE_BIG_HAMMER);
8968
8969 pr_warn(MPT3SAS_FMT "hard reset: %s\n", ioc->name,
8970 (rc == 0) ? "success" : "failed");
8971
8972 if (!rc)
8973 return PCI_ERS_RESULT_RECOVERED;
8974 else
8975 return PCI_ERS_RESULT_DISCONNECT;
8976}
8977
8978
8979
8980
8981
8982
8983
8984
8985
8986void
8987scsih_pci_resume(struct pci_dev *pdev)
8988{
8989 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8990 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8991
8992 pr_info(MPT3SAS_FMT "PCI error: resume callback!!\n", ioc->name);
8993
8994 pci_cleanup_aer_uncorrect_error_status(pdev);
8995 mpt3sas_base_start_watchdog(ioc);
8996 scsi_unblock_requests(ioc->shost);
8997}
8998
8999
9000
9001
9002
9003pci_ers_result_t
9004scsih_pci_mmio_enabled(struct pci_dev *pdev)
9005{
9006 struct Scsi_Host *shost = pci_get_drvdata(pdev);
9007 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
9008
9009 pr_info(MPT3SAS_FMT "PCI error: mmio enabled callback!!\n",
9010 ioc->name);
9011
9012
9013
9014
9015 return PCI_ERS_RESULT_NEED_RESET;
9016}
9017
9018
9019
9020
9021static const struct pci_device_id mpt3sas_pci_table[] = {
9022
9023 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004,
9024 PCI_ANY_ID, PCI_ANY_ID },
9025
9026 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008,
9027 PCI_ANY_ID, PCI_ANY_ID },
9028
9029 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1,
9030 PCI_ANY_ID, PCI_ANY_ID },
9031 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2,
9032 PCI_ANY_ID, PCI_ANY_ID },
9033 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3,
9034 PCI_ANY_ID, PCI_ANY_ID },
9035
9036 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1,
9037 PCI_ANY_ID, PCI_ANY_ID },
9038 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2,
9039 PCI_ANY_ID, PCI_ANY_ID },
9040
9041 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1,
9042 PCI_ANY_ID, PCI_ANY_ID },
9043 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2,
9044 PCI_ANY_ID, PCI_ANY_ID },
9045 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3,
9046 PCI_ANY_ID, PCI_ANY_ID },
9047 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4,
9048 PCI_ANY_ID, PCI_ANY_ID },
9049 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5,
9050 PCI_ANY_ID, PCI_ANY_ID },
9051 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6,
9052 PCI_ANY_ID, PCI_ANY_ID },
9053
9054 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1,
9055 PCI_ANY_ID, PCI_ANY_ID },
9056 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2,
9057 PCI_ANY_ID, PCI_ANY_ID },
9058 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3,
9059 PCI_ANY_ID, PCI_ANY_ID },
9060
9061 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SSS6200,
9062 PCI_ANY_ID, PCI_ANY_ID },
9063
9064 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3004,
9065 PCI_ANY_ID, PCI_ANY_ID },
9066 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3008,
9067 PCI_ANY_ID, PCI_ANY_ID },
9068
9069 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_1,
9070 PCI_ANY_ID, PCI_ANY_ID },
9071 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_2,
9072 PCI_ANY_ID, PCI_ANY_ID },
9073 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_5,
9074 PCI_ANY_ID, PCI_ANY_ID },
9075 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_6,
9076 PCI_ANY_ID, PCI_ANY_ID },
9077
9078 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3216,
9079 PCI_ANY_ID, PCI_ANY_ID },
9080 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3224,
9081 PCI_ANY_ID, PCI_ANY_ID },
9082
9083 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_1,
9084 PCI_ANY_ID, PCI_ANY_ID },
9085 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_2,
9086 PCI_ANY_ID, PCI_ANY_ID },
9087 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_3,
9088 PCI_ANY_ID, PCI_ANY_ID },
9089 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_4,
9090 PCI_ANY_ID, PCI_ANY_ID },
9091 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_1,
9092 PCI_ANY_ID, PCI_ANY_ID },
9093 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_2,
9094 PCI_ANY_ID, PCI_ANY_ID },
9095 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_3,
9096 PCI_ANY_ID, PCI_ANY_ID },
9097 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_4,
9098 PCI_ANY_ID, PCI_ANY_ID },
9099 {0}
9100};
9101MODULE_DEVICE_TABLE(pci, mpt3sas_pci_table);
9102
9103static struct pci_error_handlers _mpt3sas_err_handler = {
9104 .error_detected = scsih_pci_error_detected,
9105 .mmio_enabled = scsih_pci_mmio_enabled,
9106 .slot_reset = scsih_pci_slot_reset,
9107 .resume = scsih_pci_resume,
9108};
9109
9110static struct pci_driver mpt3sas_driver = {
9111 .name = MPT3SAS_DRIVER_NAME,
9112 .id_table = mpt3sas_pci_table,
9113 .probe = _scsih_probe,
9114 .remove = scsih_remove,
9115 .shutdown = scsih_shutdown,
9116 .err_handler = &_mpt3sas_err_handler,
9117#ifdef CONFIG_PM
9118 .suspend = scsih_suspend,
9119 .resume = scsih_resume,
9120#endif
9121};
9122
9123
9124
9125
9126
9127
9128int
9129scsih_init(void)
9130{
9131 mpt2_ids = 0;
9132 mpt3_ids = 0;
9133
9134 mpt3sas_base_initialize_callback_handler();
9135
9136
9137 scsi_io_cb_idx = mpt3sas_base_register_callback_handler(_scsih_io_done);
9138
9139
9140 tm_cb_idx = mpt3sas_base_register_callback_handler(_scsih_tm_done);
9141
9142
9143 base_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_base_done);
9144 port_enable_cb_idx = mpt3sas_base_register_callback_handler(
9145 mpt3sas_port_enable_done);
9146
9147
9148 transport_cb_idx = mpt3sas_base_register_callback_handler(
9149 mpt3sas_transport_done);
9150
9151
9152 scsih_cb_idx = mpt3sas_base_register_callback_handler(_scsih_done);
9153
9154
9155 config_cb_idx = mpt3sas_base_register_callback_handler(
9156 mpt3sas_config_done);
9157
9158
9159 ctl_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_ctl_done);
9160
9161 tm_tr_cb_idx = mpt3sas_base_register_callback_handler(
9162 _scsih_tm_tr_complete);
9163
9164 tm_tr_volume_cb_idx = mpt3sas_base_register_callback_handler(
9165 _scsih_tm_volume_tr_complete);
9166
9167 tm_sas_control_cb_idx = mpt3sas_base_register_callback_handler(
9168 _scsih_sas_control_complete);
9169
9170 return 0;
9171}
9172
9173
9174
9175
9176
9177
9178void
9179scsih_exit(void)
9180{
9181
9182 mpt3sas_base_release_callback_handler(scsi_io_cb_idx);
9183 mpt3sas_base_release_callback_handler(tm_cb_idx);
9184 mpt3sas_base_release_callback_handler(base_cb_idx);
9185 mpt3sas_base_release_callback_handler(port_enable_cb_idx);
9186 mpt3sas_base_release_callback_handler(transport_cb_idx);
9187 mpt3sas_base_release_callback_handler(scsih_cb_idx);
9188 mpt3sas_base_release_callback_handler(config_cb_idx);
9189 mpt3sas_base_release_callback_handler(ctl_cb_idx);
9190
9191 mpt3sas_base_release_callback_handler(tm_tr_cb_idx);
9192 mpt3sas_base_release_callback_handler(tm_tr_volume_cb_idx);
9193 mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx);
9194
9195
9196 if (hbas_to_enumerate != 1)
9197 raid_class_release(mpt3sas_raid_template);
9198 if (hbas_to_enumerate != 2)
9199 raid_class_release(mpt2sas_raid_template);
9200 sas_release_transport(mpt3sas_transport_template);
9201}
9202
9203
9204
9205
9206
9207
9208static int __init
9209_mpt3sas_init(void)
9210{
9211 int error;
9212
9213 pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME,
9214 MPT3SAS_DRIVER_VERSION);
9215
9216 mpt3sas_transport_template =
9217 sas_attach_transport(&mpt3sas_transport_functions);
9218 if (!mpt3sas_transport_template)
9219 return -ENODEV;
9220
9221
9222
9223
9224 if (hbas_to_enumerate != 1) {
9225 mpt3sas_raid_template =
9226 raid_class_attach(&mpt3sas_raid_functions);
9227 if (!mpt3sas_raid_template) {
9228 sas_release_transport(mpt3sas_transport_template);
9229 return -ENODEV;
9230 }
9231 }
9232
9233
9234
9235
9236 if (hbas_to_enumerate != 2) {
9237 mpt2sas_raid_template =
9238 raid_class_attach(&mpt2sas_raid_functions);
9239 if (!mpt2sas_raid_template) {
9240 sas_release_transport(mpt3sas_transport_template);
9241 return -ENODEV;
9242 }
9243 }
9244
9245 error = scsih_init();
9246 if (error) {
9247 scsih_exit();
9248 return error;
9249 }
9250
9251 mpt3sas_ctl_init(hbas_to_enumerate);
9252
9253 error = pci_register_driver(&mpt3sas_driver);
9254 if (error)
9255 scsih_exit();
9256
9257 return error;
9258}
9259
9260
9261
9262
9263
9264static void __exit
9265_mpt3sas_exit(void)
9266{
9267 pr_info("mpt3sas version %s unloading\n",
9268 MPT3SAS_DRIVER_VERSION);
9269
9270 pci_unregister_driver(&mpt3sas_driver);
9271
9272 mpt3sas_ctl_exit(hbas_to_enumerate);
9273
9274 scsih_exit();
9275}
9276
9277module_init(_mpt3sas_init);
9278module_exit(_mpt3sas_exit);
9279