2 * Scsi Host Layer for MPT (Message Passing Technology) based controllers
4 * This code is based on drivers/scsi/mpt3sas/mpt3sas_scsih.c
5 * Copyright (C) 2012-2014 LSI Corporation
6 * Copyright (C) 2013-2014 Avago Technologies
7 * (mailto: MPT-FusionLinux.pdl@avagotech.com)
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version 2
12 * of the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
20 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
21 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
22 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
23 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
24 * solely responsible for determining the appropriateness of using and
25 * distributing the Program and assumes all risks associated with its
26 * exercise of rights under this Agreement, including but not limited to
27 * the risks and costs of program errors, damage to or loss of data,
28 * programs or equipment, and unavailability or interruption of operations.
30 * DISCLAIMER OF LIABILITY
31 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
32 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
34 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
35 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
36 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
37 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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/pci-aspm.h>
55 #include <linux/interrupt.h>
56 #include <linux/aer.h>
57 #include <linux/raid_class.h>
58 #include <asm/unaligned.h>
60 #include "mpt3sas_base.h"
62 #define RAID_CHANNEL 1
64 static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER
*ioc
,
65 struct _sas_node
*sas_expander
);
66 static void _firmware_event_work(struct work_struct
*work
);
68 static void _scsih_remove_device(struct MPT3SAS_ADAPTER
*ioc
,
69 struct _sas_device
*sas_device
);
70 static int _scsih_add_device(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
,
71 u8 retry_count
, u8 is_pd
);
73 static u8
_scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
);
75 /* global parameters */
76 LIST_HEAD(mpt3sas_ioc_list
);
77 /* global ioc lock for list operations */
78 DEFINE_SPINLOCK(gioc_lock
);
80 MODULE_AUTHOR(MPT3SAS_AUTHOR
);
81 MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION
);
82 MODULE_LICENSE("GPL");
83 MODULE_VERSION(MPT3SAS_DRIVER_VERSION
);
84 MODULE_ALIAS("mpt2sas");
86 /* local parameters */
87 static u8 scsi_io_cb_idx
= -1;
88 static u8 tm_cb_idx
= -1;
89 static u8 ctl_cb_idx
= -1;
90 static u8 base_cb_idx
= -1;
91 static u8 port_enable_cb_idx
= -1;
92 static u8 transport_cb_idx
= -1;
93 static u8 scsih_cb_idx
= -1;
94 static u8 config_cb_idx
= -1;
98 static u8 tm_tr_cb_idx
= -1 ;
99 static u8 tm_tr_volume_cb_idx
= -1 ;
100 static u8 tm_sas_control_cb_idx
= -1;
102 /* command line options */
103 static u32 logging_level
;
104 MODULE_PARM_DESC(logging_level
,
105 " bits for enabling additional logging info (default=0)");
108 static ushort max_sectors
= 0xFFFF;
109 module_param(max_sectors
, ushort
, 0);
110 MODULE_PARM_DESC(max_sectors
, "max sectors, range 64 to 32767 default=32767");
113 static int missing_delay
[2] = {-1, -1};
114 module_param_array(missing_delay
, int, NULL
, 0);
115 MODULE_PARM_DESC(missing_delay
, " device missing delay , io missing delay");
117 /* scsi-mid layer global parmeter is max_report_luns, which is 511 */
118 #define MPT3SAS_MAX_LUN (16895)
119 static u64 max_lun
= MPT3SAS_MAX_LUN
;
120 module_param(max_lun
, ullong
, 0);
121 MODULE_PARM_DESC(max_lun
, " max lun, default=16895 ");
123 static ushort hbas_to_enumerate
;
124 module_param(hbas_to_enumerate
, ushort
, 0);
125 MODULE_PARM_DESC(hbas_to_enumerate
,
126 " 0 - enumerates both SAS 2.0 & SAS 3.0 generation HBAs\n \
127 1 - enumerates only SAS 2.0 generation HBAs\n \
128 2 - enumerates only SAS 3.0 generation HBAs (default=0)");
130 /* diag_buffer_enable is bitwise
132 * bit 1 set = SNAPSHOT
133 * bit 2 set = EXTENDED
135 * Either bit can be set, or both
137 static int diag_buffer_enable
= -1;
138 module_param(diag_buffer_enable
, int, 0);
139 MODULE_PARM_DESC(diag_buffer_enable
,
140 " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)");
141 static int disable_discovery
= -1;
142 module_param(disable_discovery
, int, 0);
143 MODULE_PARM_DESC(disable_discovery
, " disable discovery ");
146 /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */
147 static int prot_mask
= -1;
148 module_param(prot_mask
, int, 0);
149 MODULE_PARM_DESC(prot_mask
, " host protection capabilities mask, def=7 ");
152 /* raid transport support */
153 struct raid_template
*mpt3sas_raid_template
;
154 struct raid_template
*mpt2sas_raid_template
;
158 * struct sense_info - common structure for obtaining sense keys
160 * @asc: additional sense code
161 * @ascq: additional sense code qualifier
169 #define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB)
170 #define MPT3SAS_TURN_ON_PFA_LED (0xFFFC)
171 #define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD)
172 #define MPT3SAS_ABRT_TASK_SET (0xFFFE)
173 #define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF)
175 * struct fw_event_work - firmware event struct
176 * @list: link list framework
177 * @work: work object (ioc->fault_reset_work_q)
178 * @ioc: per adapter object
179 * @device_handle: device handle
180 * @VF_ID: virtual function id
181 * @VP_ID: virtual port id
182 * @ignore: flag meaning this event has been marked to ignore
183 * @event: firmware event MPI2_EVENT_XXX defined in mpi2_ioc.h
184 * @refcount: kref for this event
185 * @event_data: reply event data payload follows
187 * This object stored on ioc->fw_event_list.
189 struct fw_event_work
{
190 struct list_head list
;
191 struct work_struct work
;
193 struct MPT3SAS_ADAPTER
*ioc
;
199 struct kref refcount
;
200 char event_data
[0] __aligned(4);
203 static void fw_event_work_free(struct kref
*r
)
205 kfree(container_of(r
, struct fw_event_work
, refcount
));
208 static void fw_event_work_get(struct fw_event_work
*fw_work
)
210 kref_get(&fw_work
->refcount
);
213 static void fw_event_work_put(struct fw_event_work
*fw_work
)
215 kref_put(&fw_work
->refcount
, fw_event_work_free
);
218 static struct fw_event_work
*alloc_fw_event_work(int len
)
220 struct fw_event_work
*fw_event
;
222 fw_event
= kzalloc(sizeof(*fw_event
) + len
, GFP_ATOMIC
);
226 kref_init(&fw_event
->refcount
);
231 * struct _scsi_io_transfer - scsi io transfer
232 * @handle: sas device handle (assigned by firmware)
233 * @is_raid: flag set for hidden raid components
234 * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE,
235 * @data_length: data transfer length
236 * @data_dma: dma pointer to data
239 * @cdb_length: cdb length
241 * @timeout: timeout for this command
242 * @VF_ID: virtual function id
243 * @VP_ID: virtual port id
244 * @valid_reply: flag set for reply message
245 * @sense_length: sense length
246 * @ioc_status: ioc status
247 * @scsi_state: scsi state
248 * @scsi_status: scsi staus
249 * @log_info: log information
250 * @transfer_length: data length transfer when there is a reply message
252 * Used for sending internal scsi commands to devices within this module.
253 * Refer to _scsi_send_scsi_io().
255 struct _scsi_io_transfer
{
258 enum dma_data_direction dir
;
261 u8 sense
[SCSI_SENSE_BUFFERSIZE
];
269 /* the following bits are only valid when 'valid_reply = 1' */
279 * _scsih_set_debug_level - global setting of ioc->logging_level.
281 * Note: The logging levels are defined in mpt3sas_debug.h.
284 _scsih_set_debug_level(const char *val
, struct kernel_param
*kp
)
286 int ret
= param_set_int(val
, kp
);
287 struct MPT3SAS_ADAPTER
*ioc
;
292 pr_info("setting logging_level(0x%08x)\n", logging_level
);
293 spin_lock(&gioc_lock
);
294 list_for_each_entry(ioc
, &mpt3sas_ioc_list
, list
)
295 ioc
->logging_level
= logging_level
;
296 spin_unlock(&gioc_lock
);
299 module_param_call(logging_level
, _scsih_set_debug_level
, param_get_int
,
300 &logging_level
, 0644);
303 * _scsih_srch_boot_sas_address - search based on sas_address
304 * @sas_address: sas address
305 * @boot_device: boot device object from bios page 2
307 * Returns 1 when there's a match, 0 means no match.
310 _scsih_srch_boot_sas_address(u64 sas_address
,
311 Mpi2BootDeviceSasWwid_t
*boot_device
)
313 return (sas_address
== le64_to_cpu(boot_device
->SASAddress
)) ? 1 : 0;
317 * _scsih_srch_boot_device_name - search based on device name
318 * @device_name: device name specified in INDENTIFY fram
319 * @boot_device: boot device object from bios page 2
321 * Returns 1 when there's a match, 0 means no match.
324 _scsih_srch_boot_device_name(u64 device_name
,
325 Mpi2BootDeviceDeviceName_t
*boot_device
)
327 return (device_name
== le64_to_cpu(boot_device
->DeviceName
)) ? 1 : 0;
331 * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot
332 * @enclosure_logical_id: enclosure logical id
333 * @slot_number: slot number
334 * @boot_device: boot device object from bios page 2
336 * Returns 1 when there's a match, 0 means no match.
339 _scsih_srch_boot_encl_slot(u64 enclosure_logical_id
, u16 slot_number
,
340 Mpi2BootDeviceEnclosureSlot_t
*boot_device
)
342 return (enclosure_logical_id
== le64_to_cpu(boot_device
->
343 EnclosureLogicalID
) && slot_number
== le16_to_cpu(boot_device
->
344 SlotNumber
)) ? 1 : 0;
348 * _scsih_is_boot_device - search for matching boot device.
349 * @sas_address: sas address
350 * @device_name: device name specified in INDENTIFY fram
351 * @enclosure_logical_id: enclosure logical id
352 * @slot_number: slot number
353 * @form: specifies boot device form
354 * @boot_device: boot device object from bios page 2
356 * Returns 1 when there's a match, 0 means no match.
359 _scsih_is_boot_device(u64 sas_address
, u64 device_name
,
360 u64 enclosure_logical_id
, u16 slot
, u8 form
,
361 Mpi2BiosPage2BootDevice_t
*boot_device
)
366 case MPI2_BIOSPAGE2_FORM_SAS_WWID
:
369 rc
= _scsih_srch_boot_sas_address(
370 sas_address
, &boot_device
->SasWwid
);
372 case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT
:
373 if (!enclosure_logical_id
)
375 rc
= _scsih_srch_boot_encl_slot(
376 enclosure_logical_id
,
377 slot
, &boot_device
->EnclosureSlot
);
379 case MPI2_BIOSPAGE2_FORM_DEVICE_NAME
:
382 rc
= _scsih_srch_boot_device_name(
383 device_name
, &boot_device
->DeviceName
);
385 case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED
:
393 * _scsih_get_sas_address - set the sas_address for given device handle
394 * @handle: device handle
395 * @sas_address: sas address
397 * Returns 0 success, non-zero when failure
400 _scsih_get_sas_address(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
,
403 Mpi2SasDevicePage0_t sas_device_pg0
;
404 Mpi2ConfigReply_t mpi_reply
;
409 if (handle
<= ioc
->sas_hba
.num_phys
) {
410 *sas_address
= ioc
->sas_hba
.sas_address
;
414 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
415 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
416 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n", ioc
->name
,
417 __FILE__
, __LINE__
, __func__
);
421 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) & MPI2_IOCSTATUS_MASK
;
422 if (ioc_status
== MPI2_IOCSTATUS_SUCCESS
) {
423 *sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
427 /* we hit this because the given parent handle doesn't exist */
428 if (ioc_status
== MPI2_IOCSTATUS_CONFIG_INVALID_PAGE
)
431 /* else error case */
433 "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n",
434 ioc
->name
, handle
, ioc_status
,
435 __FILE__
, __LINE__
, __func__
);
440 * _scsih_determine_boot_device - determine boot device.
441 * @ioc: per adapter object
442 * @device: either sas_device or raid_device object
443 * @is_raid: [flag] 1 = raid object, 0 = sas object
445 * Determines whether this device should be first reported device to
446 * to scsi-ml or sas transport, this purpose is for persistent boot device.
447 * There are primary, alternate, and current entries in bios page 2. The order
448 * priority is primary, alternate, then current. This routine saves
449 * the corresponding device object and is_raid flag in the ioc object.
450 * The saved data to be used later in _scsih_probe_boot_devices().
453 _scsih_determine_boot_device(struct MPT3SAS_ADAPTER
*ioc
,
454 void *device
, u8 is_raid
)
456 struct _sas_device
*sas_device
;
457 struct _raid_device
*raid_device
;
460 u64 enclosure_logical_id
;
463 /* only process this function when driver loads */
464 if (!ioc
->is_driver_loading
)
467 /* no Bios, return immediately */
468 if (!ioc
->bios_pg3
.BiosVersion
)
473 sas_address
= sas_device
->sas_address
;
474 device_name
= sas_device
->device_name
;
475 enclosure_logical_id
= sas_device
->enclosure_logical_id
;
476 slot
= sas_device
->slot
;
478 raid_device
= device
;
479 sas_address
= raid_device
->wwid
;
481 enclosure_logical_id
= 0;
485 if (!ioc
->req_boot_device
.device
) {
486 if (_scsih_is_boot_device(sas_address
, device_name
,
487 enclosure_logical_id
, slot
,
488 (ioc
->bios_pg2
.ReqBootDeviceForm
&
489 MPI2_BIOSPAGE2_FORM_MASK
),
490 &ioc
->bios_pg2
.RequestedBootDevice
)) {
491 dinitprintk(ioc
, pr_info(MPT3SAS_FMT
492 "%s: req_boot_device(0x%016llx)\n",
494 (unsigned long long)sas_address
));
495 ioc
->req_boot_device
.device
= device
;
496 ioc
->req_boot_device
.is_raid
= is_raid
;
500 if (!ioc
->req_alt_boot_device
.device
) {
501 if (_scsih_is_boot_device(sas_address
, device_name
,
502 enclosure_logical_id
, slot
,
503 (ioc
->bios_pg2
.ReqAltBootDeviceForm
&
504 MPI2_BIOSPAGE2_FORM_MASK
),
505 &ioc
->bios_pg2
.RequestedAltBootDevice
)) {
506 dinitprintk(ioc
, pr_info(MPT3SAS_FMT
507 "%s: req_alt_boot_device(0x%016llx)\n",
509 (unsigned long long)sas_address
));
510 ioc
->req_alt_boot_device
.device
= device
;
511 ioc
->req_alt_boot_device
.is_raid
= is_raid
;
515 if (!ioc
->current_boot_device
.device
) {
516 if (_scsih_is_boot_device(sas_address
, device_name
,
517 enclosure_logical_id
, slot
,
518 (ioc
->bios_pg2
.CurrentBootDeviceForm
&
519 MPI2_BIOSPAGE2_FORM_MASK
),
520 &ioc
->bios_pg2
.CurrentBootDevice
)) {
521 dinitprintk(ioc
, pr_info(MPT3SAS_FMT
522 "%s: current_boot_device(0x%016llx)\n",
524 (unsigned long long)sas_address
));
525 ioc
->current_boot_device
.device
= device
;
526 ioc
->current_boot_device
.is_raid
= is_raid
;
531 static struct _sas_device
*
532 __mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER
*ioc
,
533 struct MPT3SAS_TARGET
*tgt_priv
)
535 struct _sas_device
*ret
;
537 assert_spin_locked(&ioc
->sas_device_lock
);
539 ret
= tgt_priv
->sdev
;
546 static struct _sas_device
*
547 mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER
*ioc
,
548 struct MPT3SAS_TARGET
*tgt_priv
)
550 struct _sas_device
*ret
;
553 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
554 ret
= __mpt3sas_get_sdev_from_target(ioc
, tgt_priv
);
555 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
562 __mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER
*ioc
,
565 struct _sas_device
*sas_device
;
567 assert_spin_locked(&ioc
->sas_device_lock
);
569 list_for_each_entry(sas_device
, &ioc
->sas_device_list
, list
)
570 if (sas_device
->sas_address
== sas_address
)
573 list_for_each_entry(sas_device
, &ioc
->sas_device_init_list
, list
)
574 if (sas_device
->sas_address
== sas_address
)
580 sas_device_get(sas_device
);
585 * mpt3sas_get_sdev_by_addr - sas device search
586 * @ioc: per adapter object
587 * @sas_address: sas address
588 * Context: Calling function should acquire ioc->sas_device_lock
590 * This searches for sas_device based on sas_address, then return sas_device
594 mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER
*ioc
,
597 struct _sas_device
*sas_device
;
600 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
601 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
603 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
608 static struct _sas_device
*
609 __mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
611 struct _sas_device
*sas_device
;
613 assert_spin_locked(&ioc
->sas_device_lock
);
615 list_for_each_entry(sas_device
, &ioc
->sas_device_list
, list
)
616 if (sas_device
->handle
== handle
)
619 list_for_each_entry(sas_device
, &ioc
->sas_device_init_list
, list
)
620 if (sas_device
->handle
== handle
)
626 sas_device_get(sas_device
);
631 * mpt3sas_get_sdev_by_handle - sas device search
632 * @ioc: per adapter object
633 * @handle: sas device handle (assigned by firmware)
634 * Context: Calling function should acquire ioc->sas_device_lock
636 * This searches for sas_device based on sas_address, then return sas_device
639 static struct _sas_device
*
640 mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
642 struct _sas_device
*sas_device
;
645 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
646 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
647 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
653 * _scsih_sas_device_remove - remove sas_device from list.
654 * @ioc: per adapter object
655 * @sas_device: the sas_device object
656 * Context: This function will acquire ioc->sas_device_lock.
658 * If sas_device is on the list, remove it and decrement its reference count.
661 _scsih_sas_device_remove(struct MPT3SAS_ADAPTER
*ioc
,
662 struct _sas_device
*sas_device
)
669 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
670 ioc
->name
, sas_device
->handle
,
671 (unsigned long long) sas_device
->sas_address
);
673 if (sas_device
->enclosure_handle
!= 0)
675 "removing enclosure logical id(0x%016llx), slot(%d)\n",
676 ioc
->name
, (unsigned long long)
677 sas_device
->enclosure_logical_id
, sas_device
->slot
);
679 if (sas_device
->connector_name
[0] != '\0')
681 "removing enclosure level(0x%04x), connector name( %s)\n",
682 ioc
->name
, sas_device
->enclosure_level
,
683 sas_device
->connector_name
);
686 * The lock serializes access to the list, but we still need to verify
687 * that nobody removed the entry while we were waiting on the lock.
689 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
690 if (!list_empty(&sas_device
->list
)) {
691 list_del_init(&sas_device
->list
);
692 sas_device_put(sas_device
);
694 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
698 * _scsih_device_remove_by_handle - removing device object by handle
699 * @ioc: per adapter object
700 * @handle: device handle
705 _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
707 struct _sas_device
*sas_device
;
710 if (ioc
->shost_recovery
)
713 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
714 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
716 list_del_init(&sas_device
->list
);
717 sas_device_put(sas_device
);
719 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
721 _scsih_remove_device(ioc
, sas_device
);
722 sas_device_put(sas_device
);
727 * mpt3sas_device_remove_by_sas_address - removing device object by sas address
728 * @ioc: per adapter object
729 * @sas_address: device sas_address
734 mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER
*ioc
,
737 struct _sas_device
*sas_device
;
740 if (ioc
->shost_recovery
)
743 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
744 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
, sas_address
);
746 list_del_init(&sas_device
->list
);
747 sas_device_put(sas_device
);
749 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
751 _scsih_remove_device(ioc
, sas_device
);
752 sas_device_put(sas_device
);
757 * _scsih_sas_device_add - insert sas_device to the list.
758 * @ioc: per adapter object
759 * @sas_device: the sas_device object
760 * Context: This function will acquire ioc->sas_device_lock.
762 * Adding new object to the ioc->sas_device_list.
765 _scsih_sas_device_add(struct MPT3SAS_ADAPTER
*ioc
,
766 struct _sas_device
*sas_device
)
770 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
771 "%s: handle(0x%04x), sas_addr(0x%016llx)\n",
772 ioc
->name
, __func__
, sas_device
->handle
,
773 (unsigned long long)sas_device
->sas_address
));
775 if (sas_device
->enclosure_handle
!= 0)
776 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
777 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
778 ioc
->name
, __func__
, (unsigned long long)
779 sas_device
->enclosure_logical_id
, sas_device
->slot
));
781 if (sas_device
->connector_name
[0] != '\0')
782 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
783 "%s: enclosure level(0x%04x), connector name( %s)\n",
785 sas_device
->enclosure_level
, sas_device
->connector_name
));
787 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
788 sas_device_get(sas_device
);
789 list_add_tail(&sas_device
->list
, &ioc
->sas_device_list
);
790 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
792 if (ioc
->hide_drives
) {
793 clear_bit(sas_device
->handle
, ioc
->pend_os_device_add
);
797 if (!mpt3sas_transport_port_add(ioc
, sas_device
->handle
,
798 sas_device
->sas_address_parent
)) {
799 _scsih_sas_device_remove(ioc
, sas_device
);
800 } else if (!sas_device
->starget
) {
802 * When asyn scanning is enabled, its not possible to remove
803 * devices while scanning is turned on due to an oops in
804 * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start()
806 if (!ioc
->is_driver_loading
) {
807 mpt3sas_transport_port_remove(ioc
,
808 sas_device
->sas_address
,
809 sas_device
->sas_address_parent
);
810 _scsih_sas_device_remove(ioc
, sas_device
);
813 clear_bit(sas_device
->handle
, ioc
->pend_os_device_add
);
817 * _scsih_sas_device_init_add - insert sas_device to the list.
818 * @ioc: per adapter object
819 * @sas_device: the sas_device object
820 * Context: This function will acquire ioc->sas_device_lock.
822 * Adding new object at driver load time to the ioc->sas_device_init_list.
825 _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER
*ioc
,
826 struct _sas_device
*sas_device
)
830 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
831 "%s: handle(0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
832 __func__
, sas_device
->handle
,
833 (unsigned long long)sas_device
->sas_address
));
835 if (sas_device
->enclosure_handle
!= 0)
836 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
837 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
838 ioc
->name
, __func__
, (unsigned long long)
839 sas_device
->enclosure_logical_id
, sas_device
->slot
));
841 if (sas_device
->connector_name
[0] != '\0')
842 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
843 "%s: enclosure level(0x%04x), connector name( %s)\n",
844 ioc
->name
, __func__
, sas_device
->enclosure_level
,
845 sas_device
->connector_name
));
847 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
848 sas_device_get(sas_device
);
849 list_add_tail(&sas_device
->list
, &ioc
->sas_device_init_list
);
850 _scsih_determine_boot_device(ioc
, sas_device
, 0);
851 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
855 * _scsih_raid_device_find_by_id - raid device search
856 * @ioc: per adapter object
857 * @id: sas device target id
858 * @channel: sas device channel
859 * Context: Calling function should acquire ioc->raid_device_lock
861 * This searches for raid_device based on target id, then return raid_device
864 static struct _raid_device
*
865 _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER
*ioc
, int id
, int channel
)
867 struct _raid_device
*raid_device
, *r
;
870 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
871 if (raid_device
->id
== id
&& raid_device
->channel
== channel
) {
882 * mpt3sas_raid_device_find_by_handle - raid device search
883 * @ioc: per adapter object
884 * @handle: sas device handle (assigned by firmware)
885 * Context: Calling function should acquire ioc->raid_device_lock
887 * This searches for raid_device based on handle, then return raid_device
890 struct _raid_device
*
891 mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
893 struct _raid_device
*raid_device
, *r
;
896 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
897 if (raid_device
->handle
!= handle
)
908 * _scsih_raid_device_find_by_wwid - raid device search
909 * @ioc: per adapter object
910 * @handle: sas device handle (assigned by firmware)
911 * Context: Calling function should acquire ioc->raid_device_lock
913 * This searches for raid_device based on wwid, then return raid_device
916 static struct _raid_device
*
917 _scsih_raid_device_find_by_wwid(struct MPT3SAS_ADAPTER
*ioc
, u64 wwid
)
919 struct _raid_device
*raid_device
, *r
;
922 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
923 if (raid_device
->wwid
!= wwid
)
934 * _scsih_raid_device_add - add raid_device object
935 * @ioc: per adapter object
936 * @raid_device: raid_device object
938 * This is added to the raid_device_list link list.
941 _scsih_raid_device_add(struct MPT3SAS_ADAPTER
*ioc
,
942 struct _raid_device
*raid_device
)
946 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
947 "%s: handle(0x%04x), wwid(0x%016llx)\n", ioc
->name
, __func__
,
948 raid_device
->handle
, (unsigned long long)raid_device
->wwid
));
950 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
951 list_add_tail(&raid_device
->list
, &ioc
->raid_device_list
);
952 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
956 * _scsih_raid_device_remove - delete raid_device object
957 * @ioc: per adapter object
958 * @raid_device: raid_device object
962 _scsih_raid_device_remove(struct MPT3SAS_ADAPTER
*ioc
,
963 struct _raid_device
*raid_device
)
967 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
968 list_del(&raid_device
->list
);
970 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
974 * mpt3sas_scsih_expander_find_by_handle - expander device search
975 * @ioc: per adapter object
976 * @handle: expander handle (assigned by firmware)
977 * Context: Calling function should acquire ioc->sas_device_lock
979 * This searches for expander device based on handle, then returns the
983 mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
985 struct _sas_node
*sas_expander
, *r
;
988 list_for_each_entry(sas_expander
, &ioc
->sas_expander_list
, list
) {
989 if (sas_expander
->handle
!= handle
)
999 * mpt3sas_scsih_expander_find_by_sas_address - expander device search
1000 * @ioc: per adapter object
1001 * @sas_address: sas address
1002 * Context: Calling function should acquire ioc->sas_node_lock.
1004 * This searches for expander device based on sas_address, then returns the
1008 mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER
*ioc
,
1011 struct _sas_node
*sas_expander
, *r
;
1014 list_for_each_entry(sas_expander
, &ioc
->sas_expander_list
, list
) {
1015 if (sas_expander
->sas_address
!= sas_address
)
1025 * _scsih_expander_node_add - insert expander device to the list.
1026 * @ioc: per adapter object
1027 * @sas_expander: the sas_device object
1028 * Context: This function will acquire ioc->sas_node_lock.
1030 * Adding new object to the ioc->sas_expander_list.
1035 _scsih_expander_node_add(struct MPT3SAS_ADAPTER
*ioc
,
1036 struct _sas_node
*sas_expander
)
1038 unsigned long flags
;
1040 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
1041 list_add_tail(&sas_expander
->list
, &ioc
->sas_expander_list
);
1042 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
1046 * _scsih_is_end_device - determines if device is an end device
1047 * @device_info: bitfield providing information about the device.
1050 * Returns 1 if end device.
1053 _scsih_is_end_device(u32 device_info
)
1055 if (device_info
& MPI2_SAS_DEVICE_INFO_END_DEVICE
&&
1056 ((device_info
& MPI2_SAS_DEVICE_INFO_SSP_TARGET
) |
1057 (device_info
& MPI2_SAS_DEVICE_INFO_STP_TARGET
) |
1058 (device_info
& MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)))
1065 * _scsih_scsi_lookup_get - returns scmd entry
1066 * @ioc: per adapter object
1067 * @smid: system request message index
1069 * Returns the smid stored scmd pointer.
1071 static struct scsi_cmnd
*
1072 _scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
1074 return ioc
->scsi_lookup
[smid
- 1].scmd
;
1078 * __scsih_scsi_lookup_get_clear - returns scmd entry without
1080 * @ioc: per adapter object
1081 * @smid: system request message index
1083 * Returns the smid stored scmd pointer.
1084 * Then will dereference the stored scmd pointer.
1086 static inline struct scsi_cmnd
*
1087 __scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER
*ioc
,
1090 struct scsi_cmnd
*scmd
= NULL
;
1092 swap(scmd
, ioc
->scsi_lookup
[smid
- 1].scmd
);
1098 * _scsih_scsi_lookup_get_clear - returns scmd entry
1099 * @ioc: per adapter object
1100 * @smid: system request message index
1102 * Returns the smid stored scmd pointer.
1103 * Then will derefrence the stored scmd pointer.
1105 static inline struct scsi_cmnd
*
1106 _scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
1108 unsigned long flags
;
1109 struct scsi_cmnd
*scmd
;
1111 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1112 scmd
= __scsih_scsi_lookup_get_clear(ioc
, smid
);
1113 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1119 * _scsih_scsi_lookup_find_by_scmd - scmd lookup
1120 * @ioc: per adapter object
1121 * @smid: system request message index
1122 * @scmd: pointer to scsi command object
1123 * Context: This function will acquire ioc->scsi_lookup_lock.
1125 * This will search for a scmd pointer in the scsi_lookup array,
1126 * returning the revelent smid. A returned value of zero means invalid.
1129 _scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
1133 unsigned long flags
;
1136 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1138 for (i
= 0; i
< ioc
->scsiio_depth
; i
++) {
1139 if (ioc
->scsi_lookup
[i
].scmd
== scmd
) {
1140 smid
= ioc
->scsi_lookup
[i
].smid
;
1145 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1150 * _scsih_scsi_lookup_find_by_target - search for matching channel:id
1151 * @ioc: per adapter object
1154 * Context: This function will acquire ioc->scsi_lookup_lock.
1156 * This will search for a matching channel:id in the scsi_lookup array,
1157 * returning 1 if found.
1160 _scsih_scsi_lookup_find_by_target(struct MPT3SAS_ADAPTER
*ioc
, int id
,
1164 unsigned long flags
;
1167 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1169 for (i
= 0 ; i
< ioc
->scsiio_depth
; i
++) {
1170 if (ioc
->scsi_lookup
[i
].scmd
&&
1171 (ioc
->scsi_lookup
[i
].scmd
->device
->id
== id
&&
1172 ioc
->scsi_lookup
[i
].scmd
->device
->channel
== channel
)) {
1178 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1183 * _scsih_scsi_lookup_find_by_lun - search for matching channel:id:lun
1184 * @ioc: per adapter object
1188 * Context: This function will acquire ioc->scsi_lookup_lock.
1190 * This will search for a matching channel:id:lun in the scsi_lookup array,
1191 * returning 1 if found.
1194 _scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER
*ioc
, int id
,
1195 unsigned int lun
, int channel
)
1198 unsigned long flags
;
1201 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1203 for (i
= 0 ; i
< ioc
->scsiio_depth
; i
++) {
1204 if (ioc
->scsi_lookup
[i
].scmd
&&
1205 (ioc
->scsi_lookup
[i
].scmd
->device
->id
== id
&&
1206 ioc
->scsi_lookup
[i
].scmd
->device
->channel
== channel
&&
1207 ioc
->scsi_lookup
[i
].scmd
->device
->lun
== lun
)) {
1213 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1218 * scsih_change_queue_depth - setting device queue depth
1219 * @sdev: scsi device struct
1220 * @qdepth: requested queue depth
1222 * Returns queue depth.
1225 scsih_change_queue_depth(struct scsi_device
*sdev
, int qdepth
)
1227 struct Scsi_Host
*shost
= sdev
->host
;
1229 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1230 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1231 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1232 struct _sas_device
*sas_device
;
1233 unsigned long flags
;
1235 max_depth
= shost
->can_queue
;
1237 /* limit max device queue for SATA to 32 */
1238 sas_device_priv_data
= sdev
->hostdata
;
1239 if (!sas_device_priv_data
)
1241 sas_target_priv_data
= sas_device_priv_data
->sas_target
;
1242 if (!sas_target_priv_data
)
1244 if ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
))
1247 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1248 sas_device
= __mpt3sas_get_sdev_from_target(ioc
, sas_target_priv_data
);
1250 if (sas_device
->device_info
& MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)
1251 max_depth
= MPT3SAS_SATA_QUEUE_DEPTH
;
1253 sas_device_put(sas_device
);
1255 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1259 if (!sdev
->tagged_supported
)
1261 if (qdepth
> max_depth
)
1263 return scsi_change_queue_depth(sdev
, qdepth
);
1267 * scsih_target_alloc - target add routine
1268 * @starget: scsi target struct
1270 * Returns 0 if ok. Any other return is assumed to be an error and
1271 * the device is ignored.
1274 scsih_target_alloc(struct scsi_target
*starget
)
1276 struct Scsi_Host
*shost
= dev_to_shost(&starget
->dev
);
1277 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1278 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1279 struct _sas_device
*sas_device
;
1280 struct _raid_device
*raid_device
;
1281 unsigned long flags
;
1282 struct sas_rphy
*rphy
;
1284 sas_target_priv_data
= kzalloc(sizeof(*sas_target_priv_data
),
1286 if (!sas_target_priv_data
)
1289 starget
->hostdata
= sas_target_priv_data
;
1290 sas_target_priv_data
->starget
= starget
;
1291 sas_target_priv_data
->handle
= MPT3SAS_INVALID_DEVICE_HANDLE
;
1294 if (starget
->channel
== RAID_CHANNEL
) {
1295 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1296 raid_device
= _scsih_raid_device_find_by_id(ioc
, starget
->id
,
1299 sas_target_priv_data
->handle
= raid_device
->handle
;
1300 sas_target_priv_data
->sas_address
= raid_device
->wwid
;
1301 sas_target_priv_data
->flags
|= MPT_TARGET_FLAGS_VOLUME
;
1302 if (ioc
->is_warpdrive
)
1303 sas_target_priv_data
->raid_device
= raid_device
;
1304 raid_device
->starget
= starget
;
1306 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1310 /* sas/sata devices */
1311 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1312 rphy
= dev_to_rphy(starget
->dev
.parent
);
1313 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
1314 rphy
->identify
.sas_address
);
1317 sas_target_priv_data
->handle
= sas_device
->handle
;
1318 sas_target_priv_data
->sas_address
= sas_device
->sas_address
;
1319 sas_target_priv_data
->sdev
= sas_device
;
1320 sas_device
->starget
= starget
;
1321 sas_device
->id
= starget
->id
;
1322 sas_device
->channel
= starget
->channel
;
1323 if (test_bit(sas_device
->handle
, ioc
->pd_handles
))
1324 sas_target_priv_data
->flags
|=
1325 MPT_TARGET_FLAGS_RAID_COMPONENT
;
1326 if (sas_device
->fast_path
)
1327 sas_target_priv_data
->flags
|= MPT_TARGET_FASTPATH_IO
;
1329 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1335 * scsih_target_destroy - target destroy routine
1336 * @starget: scsi target struct
1341 scsih_target_destroy(struct scsi_target
*starget
)
1343 struct Scsi_Host
*shost
= dev_to_shost(&starget
->dev
);
1344 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1345 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1346 struct _sas_device
*sas_device
;
1347 struct _raid_device
*raid_device
;
1348 unsigned long flags
;
1350 sas_target_priv_data
= starget
->hostdata
;
1351 if (!sas_target_priv_data
)
1354 if (starget
->channel
== RAID_CHANNEL
) {
1355 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1356 raid_device
= _scsih_raid_device_find_by_id(ioc
, starget
->id
,
1359 raid_device
->starget
= NULL
;
1360 raid_device
->sdev
= NULL
;
1362 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1366 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1367 sas_device
= __mpt3sas_get_sdev_from_target(ioc
, sas_target_priv_data
);
1368 if (sas_device
&& (sas_device
->starget
== starget
) &&
1369 (sas_device
->id
== starget
->id
) &&
1370 (sas_device
->channel
== starget
->channel
))
1371 sas_device
->starget
= NULL
;
1375 * Corresponding get() is in _scsih_target_alloc()
1377 sas_target_priv_data
->sdev
= NULL
;
1378 sas_device_put(sas_device
);
1380 sas_device_put(sas_device
);
1382 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1385 kfree(sas_target_priv_data
);
1386 starget
->hostdata
= NULL
;
1390 * scsih_slave_alloc - device add routine
1391 * @sdev: scsi device struct
1393 * Returns 0 if ok. Any other return is assumed to be an error and
1394 * the device is ignored.
1397 scsih_slave_alloc(struct scsi_device
*sdev
)
1399 struct Scsi_Host
*shost
;
1400 struct MPT3SAS_ADAPTER
*ioc
;
1401 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1402 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1403 struct scsi_target
*starget
;
1404 struct _raid_device
*raid_device
;
1405 struct _sas_device
*sas_device
;
1406 unsigned long flags
;
1408 sas_device_priv_data
= kzalloc(sizeof(*sas_device_priv_data
),
1410 if (!sas_device_priv_data
)
1413 sas_device_priv_data
->lun
= sdev
->lun
;
1414 sas_device_priv_data
->flags
= MPT_DEVICE_FLAGS_INIT
;
1416 starget
= scsi_target(sdev
);
1417 sas_target_priv_data
= starget
->hostdata
;
1418 sas_target_priv_data
->num_luns
++;
1419 sas_device_priv_data
->sas_target
= sas_target_priv_data
;
1420 sdev
->hostdata
= sas_device_priv_data
;
1421 if ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_RAID_COMPONENT
))
1422 sdev
->no_uld_attach
= 1;
1424 shost
= dev_to_shost(&starget
->dev
);
1425 ioc
= shost_priv(shost
);
1426 if (starget
->channel
== RAID_CHANNEL
) {
1427 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1428 raid_device
= _scsih_raid_device_find_by_id(ioc
,
1429 starget
->id
, starget
->channel
);
1431 raid_device
->sdev
= sdev
; /* raid is single lun */
1432 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1435 if (!(sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
)) {
1436 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1437 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
1438 sas_target_priv_data
->sas_address
);
1439 if (sas_device
&& (sas_device
->starget
== NULL
)) {
1440 sdev_printk(KERN_INFO
, sdev
,
1441 "%s : sas_device->starget set to starget @ %d\n",
1442 __func__
, __LINE__
);
1443 sas_device
->starget
= starget
;
1447 sas_device_put(sas_device
);
1449 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1456 * scsih_slave_destroy - device destroy routine
1457 * @sdev: scsi device struct
1462 scsih_slave_destroy(struct scsi_device
*sdev
)
1464 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1465 struct scsi_target
*starget
;
1466 struct Scsi_Host
*shost
;
1467 struct MPT3SAS_ADAPTER
*ioc
;
1468 struct _sas_device
*sas_device
;
1469 unsigned long flags
;
1471 if (!sdev
->hostdata
)
1474 starget
= scsi_target(sdev
);
1475 sas_target_priv_data
= starget
->hostdata
;
1476 sas_target_priv_data
->num_luns
--;
1478 shost
= dev_to_shost(&starget
->dev
);
1479 ioc
= shost_priv(shost
);
1481 if (!(sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
)) {
1482 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1483 sas_device
= __mpt3sas_get_sdev_from_target(ioc
,
1484 sas_target_priv_data
);
1485 if (sas_device
&& !sas_target_priv_data
->num_luns
)
1486 sas_device
->starget
= NULL
;
1489 sas_device_put(sas_device
);
1490 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1493 kfree(sdev
->hostdata
);
1494 sdev
->hostdata
= NULL
;
1498 * _scsih_display_sata_capabilities - sata capabilities
1499 * @ioc: per adapter object
1500 * @handle: device handle
1501 * @sdev: scsi device struct
1504 _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER
*ioc
,
1505 u16 handle
, struct scsi_device
*sdev
)
1507 Mpi2ConfigReply_t mpi_reply
;
1508 Mpi2SasDevicePage0_t sas_device_pg0
;
1513 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
1514 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
1515 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1516 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1520 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
1521 MPI2_IOCSTATUS_MASK
;
1522 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
1523 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1524 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1528 flags
= le16_to_cpu(sas_device_pg0
.Flags
);
1529 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
1531 sdev_printk(KERN_INFO
, sdev
,
1532 "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), "
1533 "sw_preserve(%s)\n",
1534 (device_info
& MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE
) ? "y" : "n",
1535 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED
) ? "y" : "n",
1536 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY
) ? "y" :
1538 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED
) ? "y" : "n",
1539 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED
) ? "y" : "n",
1540 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE
) ? "y" : "n");
1544 * raid transport support -
1545 * Enabled for SLES11 and newer, in older kernels the driver will panic when
1546 * unloading the driver followed by a load - I believe that the subroutine
1547 * raid_class_release() is not cleaning up properly.
1551 * scsih_is_raid - return boolean indicating device is raid volume
1552 * @dev the device struct object
1555 scsih_is_raid(struct device
*dev
)
1557 struct scsi_device
*sdev
= to_scsi_device(dev
);
1558 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(sdev
->host
);
1560 if (ioc
->is_warpdrive
)
1562 return (sdev
->channel
== RAID_CHANNEL
) ? 1 : 0;
1566 * scsih_get_resync - get raid volume resync percent complete
1567 * @dev the device struct object
1570 scsih_get_resync(struct device
*dev
)
1572 struct scsi_device
*sdev
= to_scsi_device(dev
);
1573 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(sdev
->host
);
1574 static struct _raid_device
*raid_device
;
1575 unsigned long flags
;
1576 Mpi2RaidVolPage0_t vol_pg0
;
1577 Mpi2ConfigReply_t mpi_reply
;
1578 u32 volume_status_flags
;
1579 u8 percent_complete
;
1582 percent_complete
= 0;
1584 if (ioc
->is_warpdrive
)
1587 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1588 raid_device
= _scsih_raid_device_find_by_id(ioc
, sdev
->id
,
1591 handle
= raid_device
->handle
;
1592 percent_complete
= raid_device
->percent_complete
;
1594 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1599 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
, &vol_pg0
,
1600 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
1601 sizeof(Mpi2RaidVolPage0_t
))) {
1602 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1603 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1604 percent_complete
= 0;
1608 volume_status_flags
= le32_to_cpu(vol_pg0
.VolumeStatusFlags
);
1609 if (!(volume_status_flags
&
1610 MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS
))
1611 percent_complete
= 0;
1615 switch (ioc
->hba_mpi_version_belonged
) {
1617 raid_set_resync(mpt2sas_raid_template
, dev
, percent_complete
);
1621 raid_set_resync(mpt3sas_raid_template
, dev
, percent_complete
);
1627 * scsih_get_state - get raid volume level
1628 * @dev the device struct object
1631 scsih_get_state(struct device
*dev
)
1633 struct scsi_device
*sdev
= to_scsi_device(dev
);
1634 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(sdev
->host
);
1635 static struct _raid_device
*raid_device
;
1636 unsigned long flags
;
1637 Mpi2RaidVolPage0_t vol_pg0
;
1638 Mpi2ConfigReply_t mpi_reply
;
1640 enum raid_state state
= RAID_STATE_UNKNOWN
;
1643 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1644 raid_device
= _scsih_raid_device_find_by_id(ioc
, sdev
->id
,
1647 handle
= raid_device
->handle
;
1648 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1653 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
, &vol_pg0
,
1654 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
1655 sizeof(Mpi2RaidVolPage0_t
))) {
1656 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1657 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1661 volstate
= le32_to_cpu(vol_pg0
.VolumeStatusFlags
);
1662 if (volstate
& MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS
) {
1663 state
= RAID_STATE_RESYNCING
;
1667 switch (vol_pg0
.VolumeState
) {
1668 case MPI2_RAID_VOL_STATE_OPTIMAL
:
1669 case MPI2_RAID_VOL_STATE_ONLINE
:
1670 state
= RAID_STATE_ACTIVE
;
1672 case MPI2_RAID_VOL_STATE_DEGRADED
:
1673 state
= RAID_STATE_DEGRADED
;
1675 case MPI2_RAID_VOL_STATE_FAILED
:
1676 case MPI2_RAID_VOL_STATE_MISSING
:
1677 state
= RAID_STATE_OFFLINE
;
1681 switch (ioc
->hba_mpi_version_belonged
) {
1683 raid_set_state(mpt2sas_raid_template
, dev
, state
);
1687 raid_set_state(mpt3sas_raid_template
, dev
, state
);
1693 * _scsih_set_level - set raid level
1694 * @sdev: scsi device struct
1695 * @volume_type: volume type
1698 _scsih_set_level(struct MPT3SAS_ADAPTER
*ioc
,
1699 struct scsi_device
*sdev
, u8 volume_type
)
1701 enum raid_level level
= RAID_LEVEL_UNKNOWN
;
1703 switch (volume_type
) {
1704 case MPI2_RAID_VOL_TYPE_RAID0
:
1705 level
= RAID_LEVEL_0
;
1707 case MPI2_RAID_VOL_TYPE_RAID10
:
1708 level
= RAID_LEVEL_10
;
1710 case MPI2_RAID_VOL_TYPE_RAID1E
:
1711 level
= RAID_LEVEL_1E
;
1713 case MPI2_RAID_VOL_TYPE_RAID1
:
1714 level
= RAID_LEVEL_1
;
1718 switch (ioc
->hba_mpi_version_belonged
) {
1720 raid_set_level(mpt2sas_raid_template
,
1721 &sdev
->sdev_gendev
, level
);
1725 raid_set_level(mpt3sas_raid_template
,
1726 &sdev
->sdev_gendev
, level
);
1733 * _scsih_get_volume_capabilities - volume capabilities
1734 * @ioc: per adapter object
1735 * @sas_device: the raid_device object
1737 * Returns 0 for success, else 1
1740 _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER
*ioc
,
1741 struct _raid_device
*raid_device
)
1743 Mpi2RaidVolPage0_t
*vol_pg0
;
1744 Mpi2RaidPhysDiskPage0_t pd_pg0
;
1745 Mpi2SasDevicePage0_t sas_device_pg0
;
1746 Mpi2ConfigReply_t mpi_reply
;
1750 if ((mpt3sas_config_get_number_pds(ioc
, raid_device
->handle
,
1751 &num_pds
)) || !num_pds
) {
1752 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1753 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1758 raid_device
->num_pds
= num_pds
;
1759 sz
= offsetof(Mpi2RaidVolPage0_t
, PhysDisk
) + (num_pds
*
1760 sizeof(Mpi2RaidVol0PhysDisk_t
));
1761 vol_pg0
= kzalloc(sz
, GFP_KERNEL
);
1763 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1764 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1769 if ((mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
, vol_pg0
,
1770 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, raid_device
->handle
, sz
))) {
1771 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1772 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1778 raid_device
->volume_type
= vol_pg0
->VolumeType
;
1780 /* figure out what the underlying devices are by
1781 * obtaining the device_info bits for the 1st device
1783 if (!(mpt3sas_config_get_phys_disk_pg0(ioc
, &mpi_reply
,
1784 &pd_pg0
, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM
,
1785 vol_pg0
->PhysDisk
[0].PhysDiskNum
))) {
1786 if (!(mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
1787 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
,
1788 le16_to_cpu(pd_pg0
.DevHandle
)))) {
1789 raid_device
->device_info
=
1790 le32_to_cpu(sas_device_pg0
.DeviceInfo
);
1799 * _scsih_enable_tlr - setting TLR flags
1800 * @ioc: per adapter object
1801 * @sdev: scsi device struct
1803 * Enabling Transaction Layer Retries for tape devices when
1804 * vpd page 0x90 is present
1808 _scsih_enable_tlr(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_device
*sdev
)
1812 if (sdev
->type
!= TYPE_TAPE
)
1815 if (!(ioc
->facts
.IOCCapabilities
& MPI2_IOCFACTS_CAPABILITY_TLR
))
1818 sas_enable_tlr(sdev
);
1819 sdev_printk(KERN_INFO
, sdev
, "TLR %s\n",
1820 sas_is_tlr_enabled(sdev
) ? "Enabled" : "Disabled");
1826 * scsih_slave_configure - device configure routine.
1827 * @sdev: scsi device struct
1829 * Returns 0 if ok. Any other return is assumed to be an error and
1830 * the device is ignored.
1833 scsih_slave_configure(struct scsi_device
*sdev
)
1835 struct Scsi_Host
*shost
= sdev
->host
;
1836 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1837 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1838 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1839 struct _sas_device
*sas_device
;
1840 struct _raid_device
*raid_device
;
1841 unsigned long flags
;
1846 u16 handle
, volume_handle
= 0;
1847 u64 volume_wwid
= 0;
1850 sas_device_priv_data
= sdev
->hostdata
;
1851 sas_device_priv_data
->configured_lun
= 1;
1852 sas_device_priv_data
->flags
&= ~MPT_DEVICE_FLAGS_INIT
;
1853 sas_target_priv_data
= sas_device_priv_data
->sas_target
;
1854 handle
= sas_target_priv_data
->handle
;
1856 /* raid volume handling */
1857 if (sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
1859 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1860 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
1861 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1863 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1864 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
,
1865 __LINE__
, __func__
));
1869 if (_scsih_get_volume_capabilities(ioc
, raid_device
)) {
1870 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1871 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
,
1872 __LINE__
, __func__
));
1877 * WARPDRIVE: Initialize the required data for Direct IO
1879 mpt3sas_init_warpdrive_properties(ioc
, raid_device
);
1881 /* RAID Queue Depth Support
1882 * IS volume = underlying qdepth of drive type, either
1883 * MPT3SAS_SAS_QUEUE_DEPTH or MPT3SAS_SATA_QUEUE_DEPTH
1884 * IM/IME/R10 = 128 (MPT3SAS_RAID_QUEUE_DEPTH)
1886 if (raid_device
->device_info
&
1887 MPI2_SAS_DEVICE_INFO_SSP_TARGET
) {
1888 qdepth
= MPT3SAS_SAS_QUEUE_DEPTH
;
1891 qdepth
= MPT3SAS_SATA_QUEUE_DEPTH
;
1892 if (raid_device
->device_info
&
1893 MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)
1899 switch (raid_device
->volume_type
) {
1900 case MPI2_RAID_VOL_TYPE_RAID0
:
1903 case MPI2_RAID_VOL_TYPE_RAID1E
:
1904 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1905 if (ioc
->manu_pg10
.OEMIdentifier
&&
1906 (le32_to_cpu(ioc
->manu_pg10
.GenericFlags0
) &
1907 MFG10_GF0_R10_DISPLAY
) &&
1908 !(raid_device
->num_pds
% 2))
1913 case MPI2_RAID_VOL_TYPE_RAID1
:
1914 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1917 case MPI2_RAID_VOL_TYPE_RAID10
:
1918 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1921 case MPI2_RAID_VOL_TYPE_UNKNOWN
:
1923 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1928 if (!ioc
->hide_ir_msg
)
1929 sdev_printk(KERN_INFO
, sdev
,
1930 "%s: handle(0x%04x), wwid(0x%016llx),"
1931 " pd_count(%d), type(%s)\n",
1932 r_level
, raid_device
->handle
,
1933 (unsigned long long)raid_device
->wwid
,
1934 raid_device
->num_pds
, ds
);
1936 if (shost
->max_sectors
> MPT3SAS_RAID_MAX_SECTORS
) {
1937 blk_queue_max_hw_sectors(sdev
->request_queue
,
1938 MPT3SAS_RAID_MAX_SECTORS
);
1939 sdev_printk(KERN_INFO
, sdev
,
1940 "Set queue's max_sector to: %u\n",
1941 MPT3SAS_RAID_MAX_SECTORS
);
1944 scsih_change_queue_depth(sdev
, qdepth
);
1946 /* raid transport support */
1947 if (!ioc
->is_warpdrive
)
1948 _scsih_set_level(ioc
, sdev
, raid_device
->volume_type
);
1952 /* non-raid handling */
1953 if (sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_RAID_COMPONENT
) {
1954 if (mpt3sas_config_get_volume_handle(ioc
, handle
,
1956 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1957 "failure at %s:%d/%s()!\n", ioc
->name
,
1958 __FILE__
, __LINE__
, __func__
));
1961 if (volume_handle
&& mpt3sas_config_get_volume_wwid(ioc
,
1962 volume_handle
, &volume_wwid
)) {
1963 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1964 "failure at %s:%d/%s()!\n", ioc
->name
,
1965 __FILE__
, __LINE__
, __func__
));
1970 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1971 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
1972 sas_device_priv_data
->sas_target
->sas_address
);
1974 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1975 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1976 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1981 sas_device
->volume_handle
= volume_handle
;
1982 sas_device
->volume_wwid
= volume_wwid
;
1983 if (sas_device
->device_info
& MPI2_SAS_DEVICE_INFO_SSP_TARGET
) {
1984 qdepth
= MPT3SAS_SAS_QUEUE_DEPTH
;
1986 if (sas_device
->device_info
&
1987 MPI2_SAS_DEVICE_INFO_SEP
) {
1988 sdev_printk(KERN_WARNING
, sdev
,
1989 "set ignore_delay_remove for handle(0x%04x)\n",
1990 sas_device_priv_data
->sas_target
->handle
);
1991 sas_device_priv_data
->ignore_delay_remove
= 1;
1996 qdepth
= MPT3SAS_SATA_QUEUE_DEPTH
;
1997 if (sas_device
->device_info
& MPI2_SAS_DEVICE_INFO_STP_TARGET
)
1999 else if (sas_device
->device_info
&
2000 MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)
2004 sdev_printk(KERN_INFO
, sdev
, "%s: handle(0x%04x), " \
2005 "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n",
2006 ds
, handle
, (unsigned long long)sas_device
->sas_address
,
2007 sas_device
->phy
, (unsigned long long)sas_device
->device_name
);
2008 if (sas_device
->enclosure_handle
!= 0)
2009 sdev_printk(KERN_INFO
, sdev
,
2010 "%s: enclosure_logical_id(0x%016llx), slot(%d)\n",
2011 ds
, (unsigned long long)
2012 sas_device
->enclosure_logical_id
, sas_device
->slot
);
2013 if (sas_device
->connector_name
[0] != '\0')
2014 sdev_printk(KERN_INFO
, sdev
,
2015 "%s: enclosure level(0x%04x), connector name( %s)\n",
2016 ds
, sas_device
->enclosure_level
,
2017 sas_device
->connector_name
);
2019 sas_device_put(sas_device
);
2020 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
2023 _scsih_display_sata_capabilities(ioc
, handle
, sdev
);
2026 scsih_change_queue_depth(sdev
, qdepth
);
2029 sas_read_port_mode_page(sdev
);
2030 _scsih_enable_tlr(ioc
, sdev
);
2037 * scsih_bios_param - fetch head, sector, cylinder info for a disk
2038 * @sdev: scsi device struct
2039 * @bdev: pointer to block device context
2040 * @capacity: device size (in 512 byte sectors)
2041 * @params: three element array to place output:
2042 * params[0] number of heads (max 255)
2043 * params[1] number of sectors (max 63)
2044 * params[2] number of cylinders
2049 scsih_bios_param(struct scsi_device
*sdev
, struct block_device
*bdev
,
2050 sector_t capacity
, int params
[])
2060 dummy
= heads
* sectors
;
2061 cylinders
= capacity
;
2062 sector_div(cylinders
, dummy
);
2065 * Handle extended translation size for logical drives
2068 if ((ulong
)capacity
>= 0x200000) {
2071 dummy
= heads
* sectors
;
2072 cylinders
= capacity
;
2073 sector_div(cylinders
, dummy
);
2078 params
[1] = sectors
;
2079 params
[2] = cylinders
;
2085 * _scsih_response_code - translation of device response code
2086 * @ioc: per adapter object
2087 * @response_code: response code returned by the device
2092 _scsih_response_code(struct MPT3SAS_ADAPTER
*ioc
, u8 response_code
)
2096 switch (response_code
) {
2097 case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE
:
2098 desc
= "task management request completed";
2100 case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME
:
2101 desc
= "invalid frame";
2103 case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED
:
2104 desc
= "task management request not supported";
2106 case MPI2_SCSITASKMGMT_RSP_TM_FAILED
:
2107 desc
= "task management request failed";
2109 case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED
:
2110 desc
= "task management request succeeded";
2112 case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN
:
2113 desc
= "invalid lun";
2116 desc
= "overlapped tag attempted";
2118 case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC
:
2119 desc
= "task queued, however not sent to target";
2125 pr_warn(MPT3SAS_FMT
"response_code(0x%01x): %s\n",
2126 ioc
->name
, response_code
, desc
);
2130 * _scsih_tm_done - tm completion routine
2131 * @ioc: per adapter object
2132 * @smid: system request message index
2133 * @msix_index: MSIX table index supplied by the OS
2134 * @reply: reply message frame(lower 32bit addr)
2137 * The callback handler when using scsih_issue_tm.
2139 * Return 1 meaning mf should be freed from _base_interrupt
2140 * 0 means the mf is freed from this function.
2143 _scsih_tm_done(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
, u32 reply
)
2145 MPI2DefaultReply_t
*mpi_reply
;
2147 if (ioc
->tm_cmds
.status
== MPT3_CMD_NOT_USED
)
2149 if (ioc
->tm_cmds
.smid
!= smid
)
2151 ioc
->tm_cmds
.status
|= MPT3_CMD_COMPLETE
;
2152 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
2154 memcpy(ioc
->tm_cmds
.reply
, mpi_reply
, mpi_reply
->MsgLength
*4);
2155 ioc
->tm_cmds
.status
|= MPT3_CMD_REPLY_VALID
;
2157 ioc
->tm_cmds
.status
&= ~MPT3_CMD_PENDING
;
2158 complete(&ioc
->tm_cmds
.done
);
2163 * mpt3sas_scsih_set_tm_flag - set per target tm_busy
2164 * @ioc: per adapter object
2165 * @handle: device handle
2167 * During taskmangement request, we need to freeze the device queue.
2170 mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
2172 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2173 struct scsi_device
*sdev
;
2176 shost_for_each_device(sdev
, ioc
->shost
) {
2179 sas_device_priv_data
= sdev
->hostdata
;
2180 if (!sas_device_priv_data
)
2182 if (sas_device_priv_data
->sas_target
->handle
== handle
) {
2183 sas_device_priv_data
->sas_target
->tm_busy
= 1;
2185 ioc
->ignore_loginfos
= 1;
2191 * mpt3sas_scsih_clear_tm_flag - clear per target tm_busy
2192 * @ioc: per adapter object
2193 * @handle: device handle
2195 * During taskmangement request, we need to freeze the device queue.
2198 mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
2200 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2201 struct scsi_device
*sdev
;
2204 shost_for_each_device(sdev
, ioc
->shost
) {
2207 sas_device_priv_data
= sdev
->hostdata
;
2208 if (!sas_device_priv_data
)
2210 if (sas_device_priv_data
->sas_target
->handle
== handle
) {
2211 sas_device_priv_data
->sas_target
->tm_busy
= 0;
2213 ioc
->ignore_loginfos
= 0;
2219 * mpt3sas_scsih_issue_tm - main routine for sending tm requests
2220 * @ioc: per adapter struct
2221 * @device_handle: device handle
2222 * @channel: the channel assigned by the OS
2223 * @id: the id assigned by the OS
2225 * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h)
2226 * @smid_task: smid assigned to the task
2227 * @timeout: timeout in seconds
2230 * A generic API for sending task management requests to firmware.
2232 * The callback index is set inside `ioc->tm_cb_idx`.
2234 * Return SUCCESS or FAILED.
2237 mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
, uint channel
,
2238 uint id
, uint lun
, u8 type
, u16 smid_task
, ulong timeout
)
2240 Mpi2SCSITaskManagementRequest_t
*mpi_request
;
2241 Mpi2SCSITaskManagementReply_t
*mpi_reply
;
2244 struct scsiio_tracker
*scsi_lookup
= NULL
;
2248 lockdep_assert_held(&ioc
->tm_cmds
.mutex
);
2250 if (ioc
->tm_cmds
.status
!= MPT3_CMD_NOT_USED
) {
2251 pr_info(MPT3SAS_FMT
"%s: tm_cmd busy!!!\n",
2252 __func__
, ioc
->name
);
2256 if (ioc
->shost_recovery
|| ioc
->remove_host
||
2257 ioc
->pci_error_recovery
) {
2258 pr_info(MPT3SAS_FMT
"%s: host reset in progress!\n",
2259 __func__
, ioc
->name
);
2263 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 0);
2264 if (ioc_state
& MPI2_DOORBELL_USED
) {
2265 dhsprintk(ioc
, pr_info(MPT3SAS_FMT
2266 "unexpected doorbell active!\n", ioc
->name
));
2267 rc
= mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
2268 return (!rc
) ? SUCCESS
: FAILED
;
2271 if ((ioc_state
& MPI2_IOC_STATE_MASK
) == MPI2_IOC_STATE_FAULT
) {
2272 mpt3sas_base_fault_info(ioc
, ioc_state
&
2273 MPI2_DOORBELL_DATA_MASK
);
2274 rc
= mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
2275 return (!rc
) ? SUCCESS
: FAILED
;
2278 smid
= mpt3sas_base_get_smid_hpr(ioc
, ioc
->tm_cb_idx
);
2280 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
2281 ioc
->name
, __func__
);
2285 if (type
== MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
)
2286 scsi_lookup
= &ioc
->scsi_lookup
[smid_task
- 1];
2288 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
2289 "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n",
2290 ioc
->name
, handle
, type
, smid_task
));
2291 ioc
->tm_cmds
.status
= MPT3_CMD_PENDING
;
2292 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
2293 ioc
->tm_cmds
.smid
= smid
;
2294 memset(mpi_request
, 0, sizeof(Mpi2SCSITaskManagementRequest_t
));
2295 memset(ioc
->tm_cmds
.reply
, 0, sizeof(Mpi2SCSITaskManagementReply_t
));
2296 mpi_request
->Function
= MPI2_FUNCTION_SCSI_TASK_MGMT
;
2297 mpi_request
->DevHandle
= cpu_to_le16(handle
);
2298 mpi_request
->TaskType
= type
;
2299 mpi_request
->TaskMID
= cpu_to_le16(smid_task
);
2300 int_to_scsilun(lun
, (struct scsi_lun
*)mpi_request
->LUN
);
2301 mpt3sas_scsih_set_tm_flag(ioc
, handle
);
2302 init_completion(&ioc
->tm_cmds
.done
);
2303 if ((type
== MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
) &&
2304 (scsi_lookup
->msix_io
< ioc
->reply_queue_count
))
2305 msix_task
= scsi_lookup
->msix_io
;
2308 ioc
->put_smid_hi_priority(ioc
, smid
, msix_task
);
2309 wait_for_completion_timeout(&ioc
->tm_cmds
.done
, timeout
*HZ
);
2310 if (!(ioc
->tm_cmds
.status
& MPT3_CMD_COMPLETE
)) {
2311 pr_err(MPT3SAS_FMT
"%s: timeout\n",
2312 ioc
->name
, __func__
);
2313 _debug_dump_mf(mpi_request
,
2314 sizeof(Mpi2SCSITaskManagementRequest_t
)/4);
2315 if (!(ioc
->tm_cmds
.status
& MPT3_CMD_RESET
)) {
2316 rc
= mpt3sas_base_hard_reset_handler(ioc
,
2318 rc
= (!rc
) ? SUCCESS
: FAILED
;
2323 /* sync IRQs in case those were busy during flush. */
2324 mpt3sas_base_sync_reply_irqs(ioc
);
2326 if (ioc
->tm_cmds
.status
& MPT3_CMD_REPLY_VALID
) {
2327 mpt3sas_trigger_master(ioc
, MASTER_TRIGGER_TASK_MANAGMENT
);
2328 mpi_reply
= ioc
->tm_cmds
.reply
;
2329 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
"complete tm: " \
2330 "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n",
2331 ioc
->name
, le16_to_cpu(mpi_reply
->IOCStatus
),
2332 le32_to_cpu(mpi_reply
->IOCLogInfo
),
2333 le32_to_cpu(mpi_reply
->TerminationCount
)));
2334 if (ioc
->logging_level
& MPT_DEBUG_TM
) {
2335 _scsih_response_code(ioc
, mpi_reply
->ResponseCode
);
2336 if (mpi_reply
->IOCStatus
)
2337 _debug_dump_mf(mpi_request
,
2338 sizeof(Mpi2SCSITaskManagementRequest_t
)/4);
2343 case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
:
2345 if (scsi_lookup
->scmd
== NULL
)
2350 case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
:
2351 if (_scsih_scsi_lookup_find_by_target(ioc
, id
, channel
))
2356 case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET
:
2357 case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET
:
2358 if (_scsih_scsi_lookup_find_by_lun(ioc
, id
, lun
, channel
))
2363 case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK
:
2372 mpt3sas_scsih_clear_tm_flag(ioc
, handle
);
2373 ioc
->tm_cmds
.status
= MPT3_CMD_NOT_USED
;
2377 int mpt3sas_scsih_issue_locked_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
,
2378 uint channel
, uint id
, uint lun
, u8 type
, u16 smid_task
, ulong timeout
)
2382 mutex_lock(&ioc
->tm_cmds
.mutex
);
2383 ret
= mpt3sas_scsih_issue_tm(ioc
, handle
, channel
, id
, lun
, type
,
2384 smid_task
, timeout
);
2385 mutex_unlock(&ioc
->tm_cmds
.mutex
);
2391 * _scsih_tm_display_info - displays info about the device
2392 * @ioc: per adapter struct
2393 * @scmd: pointer to scsi command object
2395 * Called by task management callback handlers.
2398 _scsih_tm_display_info(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
)
2400 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
2401 struct MPT3SAS_TARGET
*priv_target
= starget
->hostdata
;
2402 struct _sas_device
*sas_device
= NULL
;
2403 unsigned long flags
;
2404 char *device_str
= NULL
;
2408 if (ioc
->hide_ir_msg
)
2409 device_str
= "WarpDrive";
2411 device_str
= "volume";
2413 scsi_print_command(scmd
);
2414 if (priv_target
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
2415 starget_printk(KERN_INFO
, starget
,
2416 "%s handle(0x%04x), %s wwid(0x%016llx)\n",
2417 device_str
, priv_target
->handle
,
2418 device_str
, (unsigned long long)priv_target
->sas_address
);
2420 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
2421 sas_device
= __mpt3sas_get_sdev_from_target(ioc
, priv_target
);
2423 if (priv_target
->flags
&
2424 MPT_TARGET_FLAGS_RAID_COMPONENT
) {
2425 starget_printk(KERN_INFO
, starget
,
2426 "volume handle(0x%04x), "
2427 "volume wwid(0x%016llx)\n",
2428 sas_device
->volume_handle
,
2429 (unsigned long long)sas_device
->volume_wwid
);
2431 starget_printk(KERN_INFO
, starget
,
2432 "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n",
2434 (unsigned long long)sas_device
->sas_address
,
2436 if (sas_device
->enclosure_handle
!= 0)
2437 starget_printk(KERN_INFO
, starget
,
2438 "enclosure_logical_id(0x%016llx), slot(%d)\n",
2439 (unsigned long long)
2440 sas_device
->enclosure_logical_id
,
2442 if (sas_device
->connector_name
[0] != '\0')
2443 starget_printk(KERN_INFO
, starget
,
2444 "enclosure level(0x%04x),connector name(%s)\n",
2445 sas_device
->enclosure_level
,
2446 sas_device
->connector_name
);
2448 sas_device_put(sas_device
);
2450 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
2455 * scsih_abort - eh threads main abort routine
2456 * @scmd: pointer to scsi command object
2458 * Returns SUCCESS if command aborted else FAILED
2461 scsih_abort(struct scsi_cmnd
*scmd
)
2463 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2464 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2469 sdev_printk(KERN_INFO
, scmd
->device
,
2470 "attempting task abort! scmd(%p)\n", scmd
);
2471 _scsih_tm_display_info(ioc
, scmd
);
2473 sas_device_priv_data
= scmd
->device
->hostdata
;
2474 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
2475 sdev_printk(KERN_INFO
, scmd
->device
,
2476 "device been deleted! scmd(%p)\n", scmd
);
2477 scmd
->result
= DID_NO_CONNECT
<< 16;
2478 scmd
->scsi_done(scmd
);
2483 /* search for the command */
2484 smid
= _scsih_scsi_lookup_find_by_scmd(ioc
, scmd
);
2486 scmd
->result
= DID_RESET
<< 16;
2491 /* for hidden raid components and volumes this is not supported */
2492 if (sas_device_priv_data
->sas_target
->flags
&
2493 MPT_TARGET_FLAGS_RAID_COMPONENT
||
2494 sas_device_priv_data
->sas_target
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
2495 scmd
->result
= DID_RESET
<< 16;
2500 mpt3sas_halt_firmware(ioc
);
2502 handle
= sas_device_priv_data
->sas_target
->handle
;
2503 r
= mpt3sas_scsih_issue_locked_tm(ioc
, handle
, scmd
->device
->channel
,
2504 scmd
->device
->id
, scmd
->device
->lun
,
2505 MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
, smid
, 30);
2508 sdev_printk(KERN_INFO
, scmd
->device
, "task abort: %s scmd(%p)\n",
2509 ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2514 * scsih_dev_reset - eh threads main device reset routine
2515 * @scmd: pointer to scsi command object
2517 * Returns SUCCESS if command aborted else FAILED
2520 scsih_dev_reset(struct scsi_cmnd
*scmd
)
2522 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2523 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2524 struct _sas_device
*sas_device
= NULL
;
2528 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
2529 struct MPT3SAS_TARGET
*target_priv_data
= starget
->hostdata
;
2531 sdev_printk(KERN_INFO
, scmd
->device
,
2532 "attempting device reset! scmd(%p)\n", scmd
);
2533 _scsih_tm_display_info(ioc
, scmd
);
2535 sas_device_priv_data
= scmd
->device
->hostdata
;
2536 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
2537 sdev_printk(KERN_INFO
, scmd
->device
,
2538 "device been deleted! scmd(%p)\n", scmd
);
2539 scmd
->result
= DID_NO_CONNECT
<< 16;
2540 scmd
->scsi_done(scmd
);
2545 /* for hidden raid components obtain the volume_handle */
2547 if (sas_device_priv_data
->sas_target
->flags
&
2548 MPT_TARGET_FLAGS_RAID_COMPONENT
) {
2549 sas_device
= mpt3sas_get_sdev_from_target(ioc
,
2552 handle
= sas_device
->volume_handle
;
2554 handle
= sas_device_priv_data
->sas_target
->handle
;
2557 scmd
->result
= DID_RESET
<< 16;
2562 r
= mpt3sas_scsih_issue_locked_tm(ioc
, handle
, scmd
->device
->channel
,
2563 scmd
->device
->id
, scmd
->device
->lun
,
2564 MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET
, 0, 30);
2567 sdev_printk(KERN_INFO
, scmd
->device
, "device reset: %s scmd(%p)\n",
2568 ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2571 sas_device_put(sas_device
);
2577 * scsih_target_reset - eh threads main target reset routine
2578 * @scmd: pointer to scsi command object
2580 * Returns SUCCESS if command aborted else FAILED
2583 scsih_target_reset(struct scsi_cmnd
*scmd
)
2585 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2586 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2587 struct _sas_device
*sas_device
= NULL
;
2590 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
2591 struct MPT3SAS_TARGET
*target_priv_data
= starget
->hostdata
;
2593 starget_printk(KERN_INFO
, starget
, "attempting target reset! scmd(%p)\n",
2595 _scsih_tm_display_info(ioc
, scmd
);
2597 sas_device_priv_data
= scmd
->device
->hostdata
;
2598 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
2599 starget_printk(KERN_INFO
, starget
, "target been deleted! scmd(%p)\n",
2601 scmd
->result
= DID_NO_CONNECT
<< 16;
2602 scmd
->scsi_done(scmd
);
2607 /* for hidden raid components obtain the volume_handle */
2609 if (sas_device_priv_data
->sas_target
->flags
&
2610 MPT_TARGET_FLAGS_RAID_COMPONENT
) {
2611 sas_device
= mpt3sas_get_sdev_from_target(ioc
,
2614 handle
= sas_device
->volume_handle
;
2616 handle
= sas_device_priv_data
->sas_target
->handle
;
2619 scmd
->result
= DID_RESET
<< 16;
2624 r
= mpt3sas_scsih_issue_locked_tm(ioc
, handle
, scmd
->device
->channel
,
2625 scmd
->device
->id
, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
, 0,
2629 starget_printk(KERN_INFO
, starget
, "target reset: %s scmd(%p)\n",
2630 ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2633 sas_device_put(sas_device
);
2640 * scsih_host_reset - eh threads main host reset routine
2641 * @scmd: pointer to scsi command object
2643 * Returns SUCCESS if command aborted else FAILED
2646 scsih_host_reset(struct scsi_cmnd
*scmd
)
2648 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2651 pr_info(MPT3SAS_FMT
"attempting host reset! scmd(%p)\n",
2653 scsi_print_command(scmd
);
2655 if (ioc
->is_driver_loading
) {
2656 pr_info(MPT3SAS_FMT
"Blocking the host reset\n",
2662 retval
= mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
2663 r
= (retval
< 0) ? FAILED
: SUCCESS
;
2665 pr_info(MPT3SAS_FMT
"host reset: %s scmd(%p)\n",
2666 ioc
->name
, ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2672 * _scsih_fw_event_add - insert and queue up fw_event
2673 * @ioc: per adapter object
2674 * @fw_event: object describing the event
2675 * Context: This function will acquire ioc->fw_event_lock.
2677 * This adds the firmware event object into link list, then queues it up to
2678 * be processed from user context.
2683 _scsih_fw_event_add(struct MPT3SAS_ADAPTER
*ioc
, struct fw_event_work
*fw_event
)
2685 unsigned long flags
;
2687 if (ioc
->firmware_event_thread
== NULL
)
2690 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
2691 fw_event_work_get(fw_event
);
2692 INIT_LIST_HEAD(&fw_event
->list
);
2693 list_add_tail(&fw_event
->list
, &ioc
->fw_event_list
);
2694 INIT_WORK(&fw_event
->work
, _firmware_event_work
);
2695 fw_event_work_get(fw_event
);
2696 queue_work(ioc
->firmware_event_thread
, &fw_event
->work
);
2697 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
2701 * _scsih_fw_event_del_from_list - delete fw_event from the list
2702 * @ioc: per adapter object
2703 * @fw_event: object describing the event
2704 * Context: This function will acquire ioc->fw_event_lock.
2706 * If the fw_event is on the fw_event_list, remove it and do a put.
2711 _scsih_fw_event_del_from_list(struct MPT3SAS_ADAPTER
*ioc
, struct fw_event_work
2714 unsigned long flags
;
2716 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
2717 if (!list_empty(&fw_event
->list
)) {
2718 list_del_init(&fw_event
->list
);
2719 fw_event_work_put(fw_event
);
2721 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
2726 * mpt3sas_send_trigger_data_event - send event for processing trigger data
2727 * @ioc: per adapter object
2728 * @event_data: trigger event data
2733 mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER
*ioc
,
2734 struct SL_WH_TRIGGERS_EVENT_DATA_T
*event_data
)
2736 struct fw_event_work
*fw_event
;
2739 if (ioc
->is_driver_loading
)
2741 sz
= sizeof(*event_data
);
2742 fw_event
= alloc_fw_event_work(sz
);
2745 fw_event
->event
= MPT3SAS_PROCESS_TRIGGER_DIAG
;
2746 fw_event
->ioc
= ioc
;
2747 memcpy(fw_event
->event_data
, event_data
, sizeof(*event_data
));
2748 _scsih_fw_event_add(ioc
, fw_event
);
2749 fw_event_work_put(fw_event
);
2753 * _scsih_error_recovery_delete_devices - remove devices not responding
2754 * @ioc: per adapter object
2759 _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER
*ioc
)
2761 struct fw_event_work
*fw_event
;
2763 if (ioc
->is_driver_loading
)
2765 fw_event
= alloc_fw_event_work(0);
2768 fw_event
->event
= MPT3SAS_REMOVE_UNRESPONDING_DEVICES
;
2769 fw_event
->ioc
= ioc
;
2770 _scsih_fw_event_add(ioc
, fw_event
);
2771 fw_event_work_put(fw_event
);
2775 * mpt3sas_port_enable_complete - port enable completed (fake event)
2776 * @ioc: per adapter object
2781 mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER
*ioc
)
2783 struct fw_event_work
*fw_event
;
2785 fw_event
= alloc_fw_event_work(0);
2788 fw_event
->event
= MPT3SAS_PORT_ENABLE_COMPLETE
;
2789 fw_event
->ioc
= ioc
;
2790 _scsih_fw_event_add(ioc
, fw_event
);
2791 fw_event_work_put(fw_event
);
2794 static struct fw_event_work
*dequeue_next_fw_event(struct MPT3SAS_ADAPTER
*ioc
)
2796 unsigned long flags
;
2797 struct fw_event_work
*fw_event
= NULL
;
2799 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
2800 if (!list_empty(&ioc
->fw_event_list
)) {
2801 fw_event
= list_first_entry(&ioc
->fw_event_list
,
2802 struct fw_event_work
, list
);
2803 list_del_init(&fw_event
->list
);
2805 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
2811 * _scsih_fw_event_cleanup_queue - cleanup event queue
2812 * @ioc: per adapter object
2814 * Walk the firmware event queue, either killing timers, or waiting
2815 * for outstanding events to complete
2820 _scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER
*ioc
)
2822 struct fw_event_work
*fw_event
;
2824 if (list_empty(&ioc
->fw_event_list
) ||
2825 !ioc
->firmware_event_thread
|| in_interrupt())
2828 while ((fw_event
= dequeue_next_fw_event(ioc
))) {
2830 * Wait on the fw_event to complete. If this returns 1, then
2831 * the event was never executed, and we need a put for the
2832 * reference the work had on the fw_event.
2834 * If it did execute, we wait for it to finish, and the put will
2835 * happen from _firmware_event_work()
2837 if (cancel_work_sync(&fw_event
->work
))
2838 fw_event_work_put(fw_event
);
2840 fw_event_work_put(fw_event
);
2845 * _scsih_internal_device_block - block the sdev device
2846 * @sdev: per device object
2847 * @sas_device_priv_data : per device driver private data
2849 * make sure device is blocked without error, if not
2853 _scsih_internal_device_block(struct scsi_device
*sdev
,
2854 struct MPT3SAS_DEVICE
*sas_device_priv_data
)
2858 sdev_printk(KERN_INFO
, sdev
, "device_block, handle(0x%04x)\n",
2859 sas_device_priv_data
->sas_target
->handle
);
2860 sas_device_priv_data
->block
= 1;
2862 r
= scsi_internal_device_block(sdev
, false);
2864 sdev_printk(KERN_WARNING
, sdev
,
2865 "device_block failed with return(%d) for handle(0x%04x)\n",
2866 r
, sas_device_priv_data
->sas_target
->handle
);
2870 * _scsih_internal_device_unblock - unblock the sdev device
2871 * @sdev: per device object
2872 * @sas_device_priv_data : per device driver private data
2873 * make sure device is unblocked without error, if not retry
2874 * by blocking and then unblocking
2878 _scsih_internal_device_unblock(struct scsi_device
*sdev
,
2879 struct MPT3SAS_DEVICE
*sas_device_priv_data
)
2883 sdev_printk(KERN_WARNING
, sdev
, "device_unblock and setting to running, "
2884 "handle(0x%04x)\n", sas_device_priv_data
->sas_target
->handle
);
2885 sas_device_priv_data
->block
= 0;
2886 r
= scsi_internal_device_unblock(sdev
, SDEV_RUNNING
);
2888 /* The device has been set to SDEV_RUNNING by SD layer during
2889 * device addition but the request queue is still stopped by
2890 * our earlier block call. We need to perform a block again
2891 * to get the device to SDEV_BLOCK and then to SDEV_RUNNING */
2893 sdev_printk(KERN_WARNING
, sdev
,
2894 "device_unblock failed with return(%d) for handle(0x%04x) "
2895 "performing a block followed by an unblock\n",
2896 r
, sas_device_priv_data
->sas_target
->handle
);
2897 sas_device_priv_data
->block
= 1;
2898 r
= scsi_internal_device_block(sdev
, false);
2900 sdev_printk(KERN_WARNING
, sdev
, "retried device_block "
2901 "failed with return(%d) for handle(0x%04x)\n",
2902 r
, sas_device_priv_data
->sas_target
->handle
);
2904 sas_device_priv_data
->block
= 0;
2905 r
= scsi_internal_device_unblock(sdev
, SDEV_RUNNING
);
2907 sdev_printk(KERN_WARNING
, sdev
, "retried device_unblock"
2908 " failed with return(%d) for handle(0x%04x)\n",
2909 r
, sas_device_priv_data
->sas_target
->handle
);
2914 * _scsih_ublock_io_all_device - unblock every device
2915 * @ioc: per adapter object
2917 * change the device state from block to running
2920 _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER
*ioc
)
2922 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2923 struct scsi_device
*sdev
;
2925 shost_for_each_device(sdev
, ioc
->shost
) {
2926 sas_device_priv_data
= sdev
->hostdata
;
2927 if (!sas_device_priv_data
)
2929 if (!sas_device_priv_data
->block
)
2932 dewtprintk(ioc
, sdev_printk(KERN_INFO
, sdev
,
2933 "device_running, handle(0x%04x)\n",
2934 sas_device_priv_data
->sas_target
->handle
));
2935 _scsih_internal_device_unblock(sdev
, sas_device_priv_data
);
2941 * _scsih_ublock_io_device - prepare device to be deleted
2942 * @ioc: per adapter object
2943 * @sas_addr: sas address
2945 * unblock then put device in offline state
2948 _scsih_ublock_io_device(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
)
2950 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2951 struct scsi_device
*sdev
;
2953 shost_for_each_device(sdev
, ioc
->shost
) {
2954 sas_device_priv_data
= sdev
->hostdata
;
2955 if (!sas_device_priv_data
)
2957 if (sas_device_priv_data
->sas_target
->sas_address
2960 if (sas_device_priv_data
->block
)
2961 _scsih_internal_device_unblock(sdev
,
2962 sas_device_priv_data
);
2967 * _scsih_block_io_all_device - set the device state to SDEV_BLOCK
2968 * @ioc: per adapter object
2969 * @handle: device handle
2971 * During device pull we need to appropriately set the sdev state.
2974 _scsih_block_io_all_device(struct MPT3SAS_ADAPTER
*ioc
)
2976 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2977 struct scsi_device
*sdev
;
2979 shost_for_each_device(sdev
, ioc
->shost
) {
2980 sas_device_priv_data
= sdev
->hostdata
;
2981 if (!sas_device_priv_data
)
2983 if (sas_device_priv_data
->block
)
2985 if (sas_device_priv_data
->ignore_delay_remove
) {
2986 sdev_printk(KERN_INFO
, sdev
,
2987 "%s skip device_block for SES handle(0x%04x)\n",
2988 __func__
, sas_device_priv_data
->sas_target
->handle
);
2991 _scsih_internal_device_block(sdev
, sas_device_priv_data
);
2996 * _scsih_block_io_device - set the device state to SDEV_BLOCK
2997 * @ioc: per adapter object
2998 * @handle: device handle
3000 * During device pull we need to appropriately set the sdev state.
3003 _scsih_block_io_device(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3005 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
3006 struct scsi_device
*sdev
;
3007 struct _sas_device
*sas_device
;
3009 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
3013 shost_for_each_device(sdev
, ioc
->shost
) {
3014 sas_device_priv_data
= sdev
->hostdata
;
3015 if (!sas_device_priv_data
)
3017 if (sas_device_priv_data
->sas_target
->handle
!= handle
)
3019 if (sas_device_priv_data
->block
)
3021 if (sas_device
->pend_sas_rphy_add
)
3023 if (sas_device_priv_data
->ignore_delay_remove
) {
3024 sdev_printk(KERN_INFO
, sdev
,
3025 "%s skip device_block for SES handle(0x%04x)\n",
3026 __func__
, sas_device_priv_data
->sas_target
->handle
);
3029 _scsih_internal_device_block(sdev
, sas_device_priv_data
);
3032 sas_device_put(sas_device
);
3036 * _scsih_block_io_to_children_attached_to_ex
3037 * @ioc: per adapter object
3038 * @sas_expander: the sas_device object
3040 * This routine set sdev state to SDEV_BLOCK for all devices
3041 * attached to this expander. This function called when expander is
3045 _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER
*ioc
,
3046 struct _sas_node
*sas_expander
)
3048 struct _sas_port
*mpt3sas_port
;
3049 struct _sas_device
*sas_device
;
3050 struct _sas_node
*expander_sibling
;
3051 unsigned long flags
;
3056 list_for_each_entry(mpt3sas_port
,
3057 &sas_expander
->sas_port_list
, port_list
) {
3058 if (mpt3sas_port
->remote_identify
.device_type
==
3060 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
3061 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
3062 mpt3sas_port
->remote_identify
.sas_address
);
3064 set_bit(sas_device
->handle
,
3065 ioc
->blocking_handles
);
3066 sas_device_put(sas_device
);
3068 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
3072 list_for_each_entry(mpt3sas_port
,
3073 &sas_expander
->sas_port_list
, port_list
) {
3075 if (mpt3sas_port
->remote_identify
.device_type
==
3076 SAS_EDGE_EXPANDER_DEVICE
||
3077 mpt3sas_port
->remote_identify
.device_type
==
3078 SAS_FANOUT_EXPANDER_DEVICE
) {
3080 mpt3sas_scsih_expander_find_by_sas_address(
3081 ioc
, mpt3sas_port
->remote_identify
.sas_address
);
3082 _scsih_block_io_to_children_attached_to_ex(ioc
,
3089 * _scsih_block_io_to_children_attached_directly
3090 * @ioc: per adapter object
3091 * @event_data: topology change event data
3093 * This routine set sdev state to SDEV_BLOCK for all devices
3094 * direct attached during device pull.
3097 _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER
*ioc
,
3098 Mpi2EventDataSasTopologyChangeList_t
*event_data
)
3104 for (i
= 0; i
< event_data
->NumEntries
; i
++) {
3105 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
3108 reason_code
= event_data
->PHY
[i
].PhyStatus
&
3109 MPI2_EVENT_SAS_TOPO_RC_MASK
;
3110 if (reason_code
== MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING
)
3111 _scsih_block_io_device(ioc
, handle
);
3116 * _scsih_tm_tr_send - send task management request
3117 * @ioc: per adapter object
3118 * @handle: device handle
3119 * Context: interrupt time.
3121 * This code is to initiate the device removal handshake protocol
3122 * with controller firmware. This function will issue target reset
3123 * using high priority request queue. It will send a sas iounit
3124 * control request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion.
3126 * This is designed to send muliple task management request at the same
3127 * time to the fifo. If the fifo is full, we will append the request,
3128 * and process it in a future completion.
3131 _scsih_tm_tr_send(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3133 Mpi2SCSITaskManagementRequest_t
*mpi_request
;
3135 struct _sas_device
*sas_device
= NULL
;
3136 struct MPT3SAS_TARGET
*sas_target_priv_data
= NULL
;
3137 u64 sas_address
= 0;
3138 unsigned long flags
;
3139 struct _tr_list
*delayed_tr
;
3142 if (ioc
->remove_host
) {
3143 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3144 "%s: host has been removed: handle(0x%04x)\n",
3145 __func__
, ioc
->name
, handle
));
3147 } else if (ioc
->pci_error_recovery
) {
3148 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3149 "%s: host in pci error recovery: handle(0x%04x)\n",
3150 __func__
, ioc
->name
,
3154 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 1);
3155 if (ioc_state
!= MPI2_IOC_STATE_OPERATIONAL
) {
3156 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3157 "%s: host is not operational: handle(0x%04x)\n",
3158 __func__
, ioc
->name
,
3163 /* if PD, then return */
3164 if (test_bit(handle
, ioc
->pd_handles
))
3167 clear_bit(handle
, ioc
->pend_os_device_add
);
3169 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
3170 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
3171 if (sas_device
&& sas_device
->starget
&&
3172 sas_device
->starget
->hostdata
) {
3173 sas_target_priv_data
= sas_device
->starget
->hostdata
;
3174 sas_target_priv_data
->deleted
= 1;
3175 sas_address
= sas_device
->sas_address
;
3177 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
3179 if (sas_target_priv_data
) {
3180 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3181 "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n",
3183 (unsigned long long)sas_address
));
3184 if (sas_device
->enclosure_handle
!= 0)
3185 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3186 "setting delete flag:enclosure logical id(0x%016llx),"
3187 " slot(%d)\n", ioc
->name
, (unsigned long long)
3188 sas_device
->enclosure_logical_id
,
3190 if (sas_device
->connector_name
[0] != '\0')
3191 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3192 "setting delete flag: enclosure level(0x%04x),"
3193 " connector name( %s)\n", ioc
->name
,
3194 sas_device
->enclosure_level
,
3195 sas_device
->connector_name
));
3196 _scsih_ublock_io_device(ioc
, sas_address
);
3197 sas_target_priv_data
->handle
= MPT3SAS_INVALID_DEVICE_HANDLE
;
3200 smid
= mpt3sas_base_get_smid_hpr(ioc
, ioc
->tm_tr_cb_idx
);
3202 delayed_tr
= kzalloc(sizeof(*delayed_tr
), GFP_ATOMIC
);
3205 INIT_LIST_HEAD(&delayed_tr
->list
);
3206 delayed_tr
->handle
= handle
;
3207 list_add_tail(&delayed_tr
->list
, &ioc
->delayed_tr_list
);
3208 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3209 "DELAYED:tr:handle(0x%04x), (open)\n",
3210 ioc
->name
, handle
));
3214 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3215 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3216 ioc
->name
, handle
, smid
,
3217 ioc
->tm_tr_cb_idx
));
3218 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3219 memset(mpi_request
, 0, sizeof(Mpi2SCSITaskManagementRequest_t
));
3220 mpi_request
->Function
= MPI2_FUNCTION_SCSI_TASK_MGMT
;
3221 mpi_request
->DevHandle
= cpu_to_le16(handle
);
3222 mpi_request
->TaskType
= MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
;
3223 set_bit(handle
, ioc
->device_remove_in_progress
);
3224 ioc
->put_smid_hi_priority(ioc
, smid
, 0);
3225 mpt3sas_trigger_master(ioc
, MASTER_TRIGGER_DEVICE_REMOVAL
);
3229 sas_device_put(sas_device
);
3233 * _scsih_tm_tr_complete -
3234 * @ioc: per adapter object
3235 * @smid: system request message index
3236 * @msix_index: MSIX table index supplied by the OS
3237 * @reply: reply message frame(lower 32bit addr)
3238 * Context: interrupt time.
3240 * This is the target reset completion routine.
3241 * This code is part of the code to initiate the device removal
3242 * handshake protocol with controller firmware.
3243 * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE)
3245 * Return 1 meaning mf should be freed from _base_interrupt
3246 * 0 means the mf is freed from this function.
3249 _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
,
3253 Mpi2SCSITaskManagementRequest_t
*mpi_request_tm
;
3254 Mpi2SCSITaskManagementReply_t
*mpi_reply
=
3255 mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
3256 Mpi2SasIoUnitControlRequest_t
*mpi_request
;
3259 struct _sc_list
*delayed_sc
;
3261 if (ioc
->remove_host
) {
3262 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3263 "%s: host has been removed\n", __func__
, ioc
->name
));
3265 } else if (ioc
->pci_error_recovery
) {
3266 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3267 "%s: host in pci error recovery\n", __func__
,
3271 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 1);
3272 if (ioc_state
!= MPI2_IOC_STATE_OPERATIONAL
) {
3273 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3274 "%s: host is not operational\n", __func__
, ioc
->name
));
3277 if (unlikely(!mpi_reply
)) {
3278 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
3279 ioc
->name
, __FILE__
, __LINE__
, __func__
);
3282 mpi_request_tm
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3283 handle
= le16_to_cpu(mpi_request_tm
->DevHandle
);
3284 if (handle
!= le16_to_cpu(mpi_reply
->DevHandle
)) {
3285 dewtprintk(ioc
, pr_err(MPT3SAS_FMT
3286 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3288 le16_to_cpu(mpi_reply
->DevHandle
), smid
));
3292 mpt3sas_trigger_master(ioc
, MASTER_TRIGGER_TASK_MANAGMENT
);
3293 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3294 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3295 "loginfo(0x%08x), completed(%d)\n", ioc
->name
,
3296 handle
, smid
, le16_to_cpu(mpi_reply
->IOCStatus
),
3297 le32_to_cpu(mpi_reply
->IOCLogInfo
),
3298 le32_to_cpu(mpi_reply
->TerminationCount
)));
3300 smid_sas_ctrl
= mpt3sas_base_get_smid(ioc
, ioc
->tm_sas_control_cb_idx
);
3301 if (!smid_sas_ctrl
) {
3302 delayed_sc
= kzalloc(sizeof(*delayed_sc
), GFP_ATOMIC
);
3304 return _scsih_check_for_pending_tm(ioc
, smid
);
3305 INIT_LIST_HEAD(&delayed_sc
->list
);
3306 delayed_sc
->handle
= mpi_request_tm
->DevHandle
;
3307 list_add_tail(&delayed_sc
->list
, &ioc
->delayed_sc_list
);
3308 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3309 "DELAYED:sc:handle(0x%04x), (open)\n",
3310 ioc
->name
, handle
));
3311 return _scsih_check_for_pending_tm(ioc
, smid
);
3314 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3315 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3316 ioc
->name
, handle
, smid_sas_ctrl
,
3317 ioc
->tm_sas_control_cb_idx
));
3318 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid_sas_ctrl
);
3319 memset(mpi_request
, 0, sizeof(Mpi2SasIoUnitControlRequest_t
));
3320 mpi_request
->Function
= MPI2_FUNCTION_SAS_IO_UNIT_CONTROL
;
3321 mpi_request
->Operation
= MPI2_SAS_OP_REMOVE_DEVICE
;
3322 mpi_request
->DevHandle
= mpi_request_tm
->DevHandle
;
3323 ioc
->put_smid_default(ioc
, smid_sas_ctrl
);
3325 return _scsih_check_for_pending_tm(ioc
, smid
);
3330 * _scsih_sas_control_complete - completion routine
3331 * @ioc: per adapter object
3332 * @smid: system request message index
3333 * @msix_index: MSIX table index supplied by the OS
3334 * @reply: reply message frame(lower 32bit addr)
3335 * Context: interrupt time.
3337 * This is the sas iounit control completion routine.
3338 * This code is part of the code to initiate the device removal
3339 * handshake protocol with controller firmware.
3341 * Return 1 meaning mf should be freed from _base_interrupt
3342 * 0 means the mf is freed from this function.
3345 _scsih_sas_control_complete(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
,
3346 u8 msix_index
, u32 reply
)
3348 Mpi2SasIoUnitControlReply_t
*mpi_reply
=
3349 mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
3351 if (likely(mpi_reply
)) {
3352 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3353 "sc_complete:handle(0x%04x), (open) "
3354 "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n",
3355 ioc
->name
, le16_to_cpu(mpi_reply
->DevHandle
), smid
,
3356 le16_to_cpu(mpi_reply
->IOCStatus
),
3357 le32_to_cpu(mpi_reply
->IOCLogInfo
)));
3358 if (le16_to_cpu(mpi_reply
->IOCStatus
) ==
3359 MPI2_IOCSTATUS_SUCCESS
) {
3360 clear_bit(le16_to_cpu(mpi_reply
->DevHandle
),
3361 ioc
->device_remove_in_progress
);
3364 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
3365 ioc
->name
, __FILE__
, __LINE__
, __func__
);
3367 return mpt3sas_check_for_pending_internal_cmds(ioc
, smid
);
3371 * _scsih_tm_tr_volume_send - send target reset request for volumes
3372 * @ioc: per adapter object
3373 * @handle: device handle
3374 * Context: interrupt time.
3376 * This is designed to send muliple task management request at the same
3377 * time to the fifo. If the fifo is full, we will append the request,
3378 * and process it in a future completion.
3381 _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3383 Mpi2SCSITaskManagementRequest_t
*mpi_request
;
3385 struct _tr_list
*delayed_tr
;
3387 if (ioc
->shost_recovery
|| ioc
->remove_host
||
3388 ioc
->pci_error_recovery
) {
3389 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3390 "%s: host reset in progress!\n",
3391 __func__
, ioc
->name
));
3395 smid
= mpt3sas_base_get_smid_hpr(ioc
, ioc
->tm_tr_volume_cb_idx
);
3397 delayed_tr
= kzalloc(sizeof(*delayed_tr
), GFP_ATOMIC
);
3400 INIT_LIST_HEAD(&delayed_tr
->list
);
3401 delayed_tr
->handle
= handle
;
3402 list_add_tail(&delayed_tr
->list
, &ioc
->delayed_tr_volume_list
);
3403 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3404 "DELAYED:tr:handle(0x%04x), (open)\n",
3405 ioc
->name
, handle
));
3409 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3410 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3411 ioc
->name
, handle
, smid
,
3412 ioc
->tm_tr_volume_cb_idx
));
3413 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3414 memset(mpi_request
, 0, sizeof(Mpi2SCSITaskManagementRequest_t
));
3415 mpi_request
->Function
= MPI2_FUNCTION_SCSI_TASK_MGMT
;
3416 mpi_request
->DevHandle
= cpu_to_le16(handle
);
3417 mpi_request
->TaskType
= MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
;
3418 ioc
->put_smid_hi_priority(ioc
, smid
, 0);
3422 * _scsih_tm_volume_tr_complete - target reset completion
3423 * @ioc: per adapter object
3424 * @smid: system request message index
3425 * @msix_index: MSIX table index supplied by the OS
3426 * @reply: reply message frame(lower 32bit addr)
3427 * Context: interrupt time.
3429 * Return 1 meaning mf should be freed from _base_interrupt
3430 * 0 means the mf is freed from this function.
3433 _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
,
3434 u8 msix_index
, u32 reply
)
3437 Mpi2SCSITaskManagementRequest_t
*mpi_request_tm
;
3438 Mpi2SCSITaskManagementReply_t
*mpi_reply
=
3439 mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
3441 if (ioc
->shost_recovery
|| ioc
->remove_host
||
3442 ioc
->pci_error_recovery
) {
3443 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3444 "%s: host reset in progress!\n",
3445 __func__
, ioc
->name
));
3448 if (unlikely(!mpi_reply
)) {
3449 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
3450 ioc
->name
, __FILE__
, __LINE__
, __func__
);
3454 mpi_request_tm
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3455 handle
= le16_to_cpu(mpi_request_tm
->DevHandle
);
3456 if (handle
!= le16_to_cpu(mpi_reply
->DevHandle
)) {
3457 dewtprintk(ioc
, pr_err(MPT3SAS_FMT
3458 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3460 le16_to_cpu(mpi_reply
->DevHandle
), smid
));
3464 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3465 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3466 "loginfo(0x%08x), completed(%d)\n", ioc
->name
,
3467 handle
, smid
, le16_to_cpu(mpi_reply
->IOCStatus
),
3468 le32_to_cpu(mpi_reply
->IOCLogInfo
),
3469 le32_to_cpu(mpi_reply
->TerminationCount
)));
3471 return _scsih_check_for_pending_tm(ioc
, smid
);
3475 * _scsih_issue_delayed_event_ack - issue delayed Event ACK messages
3476 * @ioc: per adapter object
3477 * @smid: system request message index
3479 * @event_context: used to track events uniquely
3481 * Context - processed in interrupt context.
3484 _scsih_issue_delayed_event_ack(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u16 event
,
3487 Mpi2EventAckRequest_t
*ack_request
;
3488 int i
= smid
- ioc
->internal_smid
;
3489 unsigned long flags
;
3491 /* Without releasing the smid just update the
3492 * call back index and reuse the same smid for
3493 * processing this delayed request
3495 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
3496 ioc
->internal_lookup
[i
].cb_idx
= ioc
->base_cb_idx
;
3497 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
3499 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3500 "EVENT ACK: event(0x%04x), smid(%d), cb(%d)\n",
3501 ioc
->name
, le16_to_cpu(event
), smid
,
3503 ack_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3504 memset(ack_request
, 0, sizeof(Mpi2EventAckRequest_t
));
3505 ack_request
->Function
= MPI2_FUNCTION_EVENT_ACK
;
3506 ack_request
->Event
= event
;
3507 ack_request
->EventContext
= event_context
;
3508 ack_request
->VF_ID
= 0; /* TODO */
3509 ack_request
->VP_ID
= 0;
3510 ioc
->put_smid_default(ioc
, smid
);
3514 * _scsih_issue_delayed_sas_io_unit_ctrl - issue delayed
3515 * sas_io_unit_ctrl messages
3516 * @ioc: per adapter object
3517 * @smid: system request message index
3518 * @handle: device handle
3520 * Context - processed in interrupt context.
3523 _scsih_issue_delayed_sas_io_unit_ctrl(struct MPT3SAS_ADAPTER
*ioc
,
3524 u16 smid
, u16 handle
)
3526 Mpi2SasIoUnitControlRequest_t
*mpi_request
;
3528 int i
= smid
- ioc
->internal_smid
;
3529 unsigned long flags
;
3531 if (ioc
->remove_host
) {
3532 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3533 "%s: host has been removed\n",
3534 __func__
, ioc
->name
));
3536 } else if (ioc
->pci_error_recovery
) {
3537 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3538 "%s: host in pci error recovery\n",
3539 __func__
, ioc
->name
));
3542 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 1);
3543 if (ioc_state
!= MPI2_IOC_STATE_OPERATIONAL
) {
3544 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3545 "%s: host is not operational\n",
3546 __func__
, ioc
->name
));
3550 /* Without releasing the smid just update the
3551 * call back index and reuse the same smid for
3552 * processing this delayed request
3554 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
3555 ioc
->internal_lookup
[i
].cb_idx
= ioc
->tm_sas_control_cb_idx
;
3556 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
3558 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3559 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3560 ioc
->name
, le16_to_cpu(handle
), smid
,
3561 ioc
->tm_sas_control_cb_idx
));
3562 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3563 memset(mpi_request
, 0, sizeof(Mpi2SasIoUnitControlRequest_t
));
3564 mpi_request
->Function
= MPI2_FUNCTION_SAS_IO_UNIT_CONTROL
;
3565 mpi_request
->Operation
= MPI2_SAS_OP_REMOVE_DEVICE
;
3566 mpi_request
->DevHandle
= handle
;
3567 ioc
->put_smid_default(ioc
, smid
);
3571 * _scsih_check_for_pending_internal_cmds - check for pending internal messages
3572 * @ioc: per adapter object
3573 * @smid: system request message index
3575 * Context: Executed in interrupt context
3577 * This will check delayed internal messages list, and process the
3580 * Return 1 meaning mf should be freed from _base_interrupt
3581 * 0 means the mf is freed from this function.
3584 mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
3586 struct _sc_list
*delayed_sc
;
3587 struct _event_ack_list
*delayed_event_ack
;
3589 if (!list_empty(&ioc
->delayed_event_ack_list
)) {
3590 delayed_event_ack
= list_entry(ioc
->delayed_event_ack_list
.next
,
3591 struct _event_ack_list
, list
);
3592 _scsih_issue_delayed_event_ack(ioc
, smid
,
3593 delayed_event_ack
->Event
, delayed_event_ack
->EventContext
);
3594 list_del(&delayed_event_ack
->list
);
3595 kfree(delayed_event_ack
);
3599 if (!list_empty(&ioc
->delayed_sc_list
)) {
3600 delayed_sc
= list_entry(ioc
->delayed_sc_list
.next
,
3601 struct _sc_list
, list
);
3602 _scsih_issue_delayed_sas_io_unit_ctrl(ioc
, smid
,
3603 delayed_sc
->handle
);
3604 list_del(&delayed_sc
->list
);
3612 * _scsih_check_for_pending_tm - check for pending task management
3613 * @ioc: per adapter object
3614 * @smid: system request message index
3616 * This will check delayed target reset list, and feed the
3619 * Return 1 meaning mf should be freed from _base_interrupt
3620 * 0 means the mf is freed from this function.
3623 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
3625 struct _tr_list
*delayed_tr
;
3627 if (!list_empty(&ioc
->delayed_tr_volume_list
)) {
3628 delayed_tr
= list_entry(ioc
->delayed_tr_volume_list
.next
,
3629 struct _tr_list
, list
);
3630 mpt3sas_base_free_smid(ioc
, smid
);
3631 _scsih_tm_tr_volume_send(ioc
, delayed_tr
->handle
);
3632 list_del(&delayed_tr
->list
);
3637 if (!list_empty(&ioc
->delayed_tr_list
)) {
3638 delayed_tr
= list_entry(ioc
->delayed_tr_list
.next
,
3639 struct _tr_list
, list
);
3640 mpt3sas_base_free_smid(ioc
, smid
);
3641 _scsih_tm_tr_send(ioc
, delayed_tr
->handle
);
3642 list_del(&delayed_tr
->list
);
3651 * _scsih_check_topo_delete_events - sanity check on topo events
3652 * @ioc: per adapter object
3653 * @event_data: the event data payload
3655 * This routine added to better handle cable breaker.
3657 * This handles the case where driver receives multiple expander
3658 * add and delete events in a single shot. When there is a delete event
3659 * the routine will void any pending add events waiting in the event queue.
3664 _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER
*ioc
,
3665 Mpi2EventDataSasTopologyChangeList_t
*event_data
)
3667 struct fw_event_work
*fw_event
;
3668 Mpi2EventDataSasTopologyChangeList_t
*local_event_data
;
3669 u16 expander_handle
;
3670 struct _sas_node
*sas_expander
;
3671 unsigned long flags
;
3675 for (i
= 0 ; i
< event_data
->NumEntries
; i
++) {
3676 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
3679 reason_code
= event_data
->PHY
[i
].PhyStatus
&
3680 MPI2_EVENT_SAS_TOPO_RC_MASK
;
3681 if (reason_code
== MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
)
3682 _scsih_tm_tr_send(ioc
, handle
);
3685 expander_handle
= le16_to_cpu(event_data
->ExpanderDevHandle
);
3686 if (expander_handle
< ioc
->sas_hba
.num_phys
) {
3687 _scsih_block_io_to_children_attached_directly(ioc
, event_data
);
3690 if (event_data
->ExpStatus
==
3691 MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING
) {
3692 /* put expander attached devices into blocking state */
3693 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
3694 sas_expander
= mpt3sas_scsih_expander_find_by_handle(ioc
,
3696 _scsih_block_io_to_children_attached_to_ex(ioc
, sas_expander
);
3697 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
3699 handle
= find_first_bit(ioc
->blocking_handles
,
3700 ioc
->facts
.MaxDevHandle
);
3701 if (handle
< ioc
->facts
.MaxDevHandle
)
3702 _scsih_block_io_device(ioc
, handle
);
3703 } while (test_and_clear_bit(handle
, ioc
->blocking_handles
));
3704 } else if (event_data
->ExpStatus
== MPI2_EVENT_SAS_TOPO_ES_RESPONDING
)
3705 _scsih_block_io_to_children_attached_directly(ioc
, event_data
);
3707 if (event_data
->ExpStatus
!= MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING
)
3710 /* mark ignore flag for pending events */
3711 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
3712 list_for_each_entry(fw_event
, &ioc
->fw_event_list
, list
) {
3713 if (fw_event
->event
!= MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST
||
3716 local_event_data
= (Mpi2EventDataSasTopologyChangeList_t
*)
3717 fw_event
->event_data
;
3718 if (local_event_data
->ExpStatus
==
3719 MPI2_EVENT_SAS_TOPO_ES_ADDED
||
3720 local_event_data
->ExpStatus
==
3721 MPI2_EVENT_SAS_TOPO_ES_RESPONDING
) {
3722 if (le16_to_cpu(local_event_data
->ExpanderDevHandle
) ==
3724 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3725 "setting ignoring flag\n", ioc
->name
));
3726 fw_event
->ignore
= 1;
3730 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
3734 * _scsih_set_volume_delete_flag - setting volume delete flag
3735 * @ioc: per adapter object
3736 * @handle: device handle
3738 * This returns nothing.
3741 _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3743 struct _raid_device
*raid_device
;
3744 struct MPT3SAS_TARGET
*sas_target_priv_data
;
3745 unsigned long flags
;
3747 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
3748 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
3749 if (raid_device
&& raid_device
->starget
&&
3750 raid_device
->starget
->hostdata
) {
3751 sas_target_priv_data
=
3752 raid_device
->starget
->hostdata
;
3753 sas_target_priv_data
->deleted
= 1;
3754 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3755 "setting delete flag: handle(0x%04x), "
3756 "wwid(0x%016llx)\n", ioc
->name
, handle
,
3757 (unsigned long long) raid_device
->wwid
));
3759 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
3763 * _scsih_set_volume_handle_for_tr - set handle for target reset to volume
3764 * @handle: input handle
3765 * @a: handle for volume a
3766 * @b: handle for volume b
3768 * IR firmware only supports two raid volumes. The purpose of this
3769 * routine is to set the volume handle in either a or b. When the given
3770 * input handle is non-zero, or when a and b have not been set before.
3773 _scsih_set_volume_handle_for_tr(u16 handle
, u16
*a
, u16
*b
)
3775 if (!handle
|| handle
== *a
|| handle
== *b
)
3784 * _scsih_check_ir_config_unhide_events - check for UNHIDE events
3785 * @ioc: per adapter object
3786 * @event_data: the event data payload
3787 * Context: interrupt time.
3789 * This routine will send target reset to volume, followed by target
3790 * resets to the PDs. This is called when a PD has been removed, or
3791 * volume has been deleted or removed. When the target reset is sent
3792 * to volume, the PD target resets need to be queued to start upon
3793 * completion of the volume target reset.
3798 _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER
*ioc
,
3799 Mpi2EventDataIrConfigChangeList_t
*event_data
)
3801 Mpi2EventIrConfigElement_t
*element
;
3803 u16 handle
, volume_handle
, a
, b
;
3804 struct _tr_list
*delayed_tr
;
3809 if (ioc
->is_warpdrive
)
3812 /* Volume Resets for Deleted or Removed */
3813 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
3814 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
3815 if (le32_to_cpu(event_data
->Flags
) &
3816 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
)
3818 if (element
->ReasonCode
==
3819 MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED
||
3820 element
->ReasonCode
==
3821 MPI2_EVENT_IR_CHANGE_RC_REMOVED
) {
3822 volume_handle
= le16_to_cpu(element
->VolDevHandle
);
3823 _scsih_set_volume_delete_flag(ioc
, volume_handle
);
3824 _scsih_set_volume_handle_for_tr(volume_handle
, &a
, &b
);
3828 /* Volume Resets for UNHIDE events */
3829 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
3830 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
3831 if (le32_to_cpu(event_data
->Flags
) &
3832 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
)
3834 if (element
->ReasonCode
== MPI2_EVENT_IR_CHANGE_RC_UNHIDE
) {
3835 volume_handle
= le16_to_cpu(element
->VolDevHandle
);
3836 _scsih_set_volume_handle_for_tr(volume_handle
, &a
, &b
);
3841 _scsih_tm_tr_volume_send(ioc
, a
);
3843 _scsih_tm_tr_volume_send(ioc
, b
);
3845 /* PD target resets */
3846 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
3847 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
3848 if (element
->ReasonCode
!= MPI2_EVENT_IR_CHANGE_RC_UNHIDE
)
3850 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
3851 volume_handle
= le16_to_cpu(element
->VolDevHandle
);
3852 clear_bit(handle
, ioc
->pd_handles
);
3854 _scsih_tm_tr_send(ioc
, handle
);
3855 else if (volume_handle
== a
|| volume_handle
== b
) {
3856 delayed_tr
= kzalloc(sizeof(*delayed_tr
), GFP_ATOMIC
);
3857 BUG_ON(!delayed_tr
);
3858 INIT_LIST_HEAD(&delayed_tr
->list
);
3859 delayed_tr
->handle
= handle
;
3860 list_add_tail(&delayed_tr
->list
, &ioc
->delayed_tr_list
);
3861 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3862 "DELAYED:tr:handle(0x%04x), (open)\n", ioc
->name
,
3865 _scsih_tm_tr_send(ioc
, handle
);
3871 * _scsih_check_volume_delete_events - set delete flag for volumes
3872 * @ioc: per adapter object
3873 * @event_data: the event data payload
3874 * Context: interrupt time.
3876 * This will handle the case when the cable connected to entire volume is
3877 * pulled. We will take care of setting the deleted flag so normal IO will
3883 _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER
*ioc
,
3884 Mpi2EventDataIrVolume_t
*event_data
)
3888 if (event_data
->ReasonCode
!= MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED
)
3890 state
= le32_to_cpu(event_data
->NewValue
);
3891 if (state
== MPI2_RAID_VOL_STATE_MISSING
|| state
==
3892 MPI2_RAID_VOL_STATE_FAILED
)
3893 _scsih_set_volume_delete_flag(ioc
,
3894 le16_to_cpu(event_data
->VolDevHandle
));
3898 * _scsih_temp_threshold_events - display temperature threshold exceeded events
3899 * @ioc: per adapter object
3900 * @event_data: the temp threshold event data
3901 * Context: interrupt time.
3906 _scsih_temp_threshold_events(struct MPT3SAS_ADAPTER
*ioc
,
3907 Mpi2EventDataTemperature_t
*event_data
)
3909 if (ioc
->temp_sensors_count
>= event_data
->SensorNum
) {
3910 pr_err(MPT3SAS_FMT
"Temperature Threshold flags %s%s%s%s"
3911 " exceeded for Sensor: %d !!!\n", ioc
->name
,
3912 ((le16_to_cpu(event_data
->Status
) & 0x1) == 1) ? "0 " : " ",
3913 ((le16_to_cpu(event_data
->Status
) & 0x2) == 2) ? "1 " : " ",
3914 ((le16_to_cpu(event_data
->Status
) & 0x4) == 4) ? "2 " : " ",
3915 ((le16_to_cpu(event_data
->Status
) & 0x8) == 8) ? "3 " : " ",
3916 event_data
->SensorNum
);
3917 pr_err(MPT3SAS_FMT
"Current Temp In Celsius: %d\n",
3918 ioc
->name
, event_data
->CurrentTemperature
);
3922 static int _scsih_set_satl_pending(struct scsi_cmnd
*scmd
, bool pending
)
3924 struct MPT3SAS_DEVICE
*priv
= scmd
->device
->hostdata
;
3926 if (scmd
->cmnd
[0] != ATA_12
&& scmd
->cmnd
[0] != ATA_16
)
3930 return test_and_set_bit(0, &priv
->ata_command_pending
);
3932 clear_bit(0, &priv
->ata_command_pending
);
3937 * _scsih_flush_running_cmds - completing outstanding commands.
3938 * @ioc: per adapter object
3940 * The flushing out of all pending scmd commands following host reset,
3941 * where all IO is dropped to the floor.
3946 _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER
*ioc
)
3948 struct scsi_cmnd
*scmd
;
3952 for (smid
= 1; smid
<= ioc
->scsiio_depth
; smid
++) {
3953 scmd
= _scsih_scsi_lookup_get_clear(ioc
, smid
);
3957 _scsih_set_satl_pending(scmd
, false);
3958 mpt3sas_base_free_smid(ioc
, smid
);
3959 scsi_dma_unmap(scmd
);
3960 if (ioc
->pci_error_recovery
)
3961 scmd
->result
= DID_NO_CONNECT
<< 16;
3963 scmd
->result
= DID_RESET
<< 16;
3964 scmd
->scsi_done(scmd
);
3966 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
"completing %d cmds\n",
3971 * _scsih_setup_eedp - setup MPI request for EEDP transfer
3972 * @ioc: per adapter object
3973 * @scmd: pointer to scsi command object
3974 * @mpi_request: pointer to the SCSI_IO request message frame
3976 * Supporting protection 1 and 3.
3981 _scsih_setup_eedp(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
,
3982 Mpi2SCSIIORequest_t
*mpi_request
)
3985 unsigned char prot_op
= scsi_get_prot_op(scmd
);
3986 unsigned char prot_type
= scsi_get_prot_type(scmd
);
3987 Mpi25SCSIIORequest_t
*mpi_request_3v
=
3988 (Mpi25SCSIIORequest_t
*)mpi_request
;
3990 if (prot_type
== SCSI_PROT_DIF_TYPE0
|| prot_op
== SCSI_PROT_NORMAL
)
3993 if (prot_op
== SCSI_PROT_READ_STRIP
)
3994 eedp_flags
= MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP
;
3995 else if (prot_op
== SCSI_PROT_WRITE_INSERT
)
3996 eedp_flags
= MPI2_SCSIIO_EEDPFLAGS_INSERT_OP
;
4000 switch (prot_type
) {
4001 case SCSI_PROT_DIF_TYPE1
:
4002 case SCSI_PROT_DIF_TYPE2
:
4005 * enable ref/guard checking
4006 * auto increment ref tag
4008 eedp_flags
|= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG
|
4009 MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG
|
4010 MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD
;
4011 mpi_request
->CDB
.EEDP32
.PrimaryReferenceTag
=
4012 cpu_to_be32(scsi_prot_ref_tag(scmd
));
4015 case SCSI_PROT_DIF_TYPE3
:
4018 * enable guard checking
4020 eedp_flags
|= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD
;
4025 mpi_request_3v
->EEDPBlockSize
=
4026 cpu_to_le16(scmd
->device
->sector_size
);
4028 if (ioc
->is_gen35_ioc
)
4029 eedp_flags
|= MPI25_SCSIIO_EEDPFLAGS_APPTAG_DISABLE_MODE
;
4030 mpi_request
->EEDPFlags
= cpu_to_le16(eedp_flags
);
4034 * _scsih_eedp_error_handling - return sense code for EEDP errors
4035 * @scmd: pointer to scsi command object
4036 * @ioc_status: ioc status
4041 _scsih_eedp_error_handling(struct scsi_cmnd
*scmd
, u16 ioc_status
)
4045 switch (ioc_status
) {
4046 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR
:
4049 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR
:
4052 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR
:
4059 scsi_build_sense_buffer(0, scmd
->sense_buffer
, ILLEGAL_REQUEST
, 0x10,
4061 scmd
->result
= DRIVER_SENSE
<< 24 | (DID_ABORT
<< 16) |
4062 SAM_STAT_CHECK_CONDITION
;
4066 * scsih_qcmd - main scsi request entry point
4067 * @scmd: pointer to scsi command object
4068 * @done: function pointer to be invoked on completion
4070 * The callback index is set inside `ioc->scsi_io_cb_idx`.
4072 * Returns 0 on success. If there's a failure, return either:
4073 * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or
4074 * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full
4077 scsih_qcmd(struct Scsi_Host
*shost
, struct scsi_cmnd
*scmd
)
4079 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
4080 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
4081 struct MPT3SAS_TARGET
*sas_target_priv_data
;
4082 struct _raid_device
*raid_device
;
4083 struct request
*rq
= scmd
->request
;
4085 Mpi2SCSIIORequest_t
*mpi_request
;
4090 if (ioc
->logging_level
& MPT_DEBUG_SCSI
)
4091 scsi_print_command(scmd
);
4093 sas_device_priv_data
= scmd
->device
->hostdata
;
4094 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
4095 scmd
->result
= DID_NO_CONNECT
<< 16;
4096 scmd
->scsi_done(scmd
);
4100 if (ioc
->pci_error_recovery
|| ioc
->remove_host
) {
4101 scmd
->result
= DID_NO_CONNECT
<< 16;
4102 scmd
->scsi_done(scmd
);
4107 * Bug work around for firmware SATL handling. The loop
4108 * is based on atomic operations and ensures consistency
4109 * since we're lockless at this point
4112 if (test_bit(0, &sas_device_priv_data
->ata_command_pending
)) {
4113 scmd
->result
= SAM_STAT_BUSY
;
4114 scmd
->scsi_done(scmd
);
4117 } while (_scsih_set_satl_pending(scmd
, true));
4119 sas_target_priv_data
= sas_device_priv_data
->sas_target
;
4121 /* invalid device handle */
4122 handle
= sas_target_priv_data
->handle
;
4123 if (handle
== MPT3SAS_INVALID_DEVICE_HANDLE
) {
4124 scmd
->result
= DID_NO_CONNECT
<< 16;
4125 scmd
->scsi_done(scmd
);
4130 /* host recovery or link resets sent via IOCTLs */
4131 if (ioc
->shost_recovery
|| ioc
->ioc_link_reset_in_progress
)
4132 return SCSI_MLQUEUE_HOST_BUSY
;
4134 /* device has been deleted */
4135 else if (sas_target_priv_data
->deleted
) {
4136 scmd
->result
= DID_NO_CONNECT
<< 16;
4137 scmd
->scsi_done(scmd
);
4139 /* device busy with task management */
4140 } else if (sas_target_priv_data
->tm_busy
||
4141 sas_device_priv_data
->block
)
4142 return SCSI_MLQUEUE_DEVICE_BUSY
;
4144 if (scmd
->sc_data_direction
== DMA_FROM_DEVICE
)
4145 mpi_control
= MPI2_SCSIIO_CONTROL_READ
;
4146 else if (scmd
->sc_data_direction
== DMA_TO_DEVICE
)
4147 mpi_control
= MPI2_SCSIIO_CONTROL_WRITE
;
4149 mpi_control
= MPI2_SCSIIO_CONTROL_NODATATRANSFER
;
4152 mpi_control
|= MPI2_SCSIIO_CONTROL_SIMPLEQ
;
4153 /* NCQ Prio supported, make sure control indicated high priority */
4154 if (sas_device_priv_data
->ncq_prio_enable
) {
4155 class = IOPRIO_PRIO_CLASS(req_get_ioprio(rq
));
4156 if (class == IOPRIO_CLASS_RT
)
4157 mpi_control
|= 1 << MPI2_SCSIIO_CONTROL_CMDPRI_SHIFT
;
4159 /* Make sure Device is not raid volume.
4160 * We do not expose raid functionality to upper layer for warpdrive.
4162 if (!ioc
->is_warpdrive
&& !scsih_is_raid(&scmd
->device
->sdev_gendev
)
4163 && sas_is_tlr_enabled(scmd
->device
) && scmd
->cmd_len
!= 32)
4164 mpi_control
|= MPI2_SCSIIO_CONTROL_TLR_ON
;
4166 smid
= mpt3sas_base_get_smid_scsiio(ioc
, ioc
->scsi_io_cb_idx
, scmd
);
4168 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
4169 ioc
->name
, __func__
);
4172 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
4173 memset(mpi_request
, 0, sizeof(Mpi2SCSIIORequest_t
));
4174 _scsih_setup_eedp(ioc
, scmd
, mpi_request
);
4176 if (scmd
->cmd_len
== 32)
4177 mpi_control
|= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT
;
4178 mpi_request
->Function
= MPI2_FUNCTION_SCSI_IO_REQUEST
;
4179 if (sas_device_priv_data
->sas_target
->flags
&
4180 MPT_TARGET_FLAGS_RAID_COMPONENT
)
4181 mpi_request
->Function
= MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH
;
4183 mpi_request
->Function
= MPI2_FUNCTION_SCSI_IO_REQUEST
;
4184 mpi_request
->DevHandle
= cpu_to_le16(handle
);
4185 mpi_request
->DataLength
= cpu_to_le32(scsi_bufflen(scmd
));
4186 mpi_request
->Control
= cpu_to_le32(mpi_control
);
4187 mpi_request
->IoFlags
= cpu_to_le16(scmd
->cmd_len
);
4188 mpi_request
->MsgFlags
= MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR
;
4189 mpi_request
->SenseBufferLength
= SCSI_SENSE_BUFFERSIZE
;
4190 mpi_request
->SenseBufferLowAddress
=
4191 mpt3sas_base_get_sense_buffer_dma(ioc
, smid
);
4192 mpi_request
->SGLOffset0
= offsetof(Mpi2SCSIIORequest_t
, SGL
) / 4;
4193 int_to_scsilun(sas_device_priv_data
->lun
, (struct scsi_lun
*)
4195 memcpy(mpi_request
->CDB
.CDB32
, scmd
->cmnd
, scmd
->cmd_len
);
4197 if (mpi_request
->DataLength
) {
4198 if (ioc
->build_sg_scmd(ioc
, scmd
, smid
)) {
4199 mpt3sas_base_free_smid(ioc
, smid
);
4203 ioc
->build_zero_len_sge(ioc
, &mpi_request
->SGL
);
4205 raid_device
= sas_target_priv_data
->raid_device
;
4206 if (raid_device
&& raid_device
->direct_io_enabled
)
4207 mpt3sas_setup_direct_io(ioc
, scmd
, raid_device
, mpi_request
,
4210 if (likely(mpi_request
->Function
== MPI2_FUNCTION_SCSI_IO_REQUEST
)) {
4211 if (sas_target_priv_data
->flags
& MPT_TARGET_FASTPATH_IO
) {
4212 mpi_request
->IoFlags
= cpu_to_le16(scmd
->cmd_len
|
4213 MPI25_SCSIIO_IOFLAGS_FAST_PATH
);
4214 ioc
->put_smid_fast_path(ioc
, smid
, handle
);
4216 ioc
->put_smid_scsi_io(ioc
, smid
,
4217 le16_to_cpu(mpi_request
->DevHandle
));
4219 ioc
->put_smid_default(ioc
, smid
);
4223 return SCSI_MLQUEUE_HOST_BUSY
;
4227 * _scsih_normalize_sense - normalize descriptor and fixed format sense data
4228 * @sense_buffer: sense data returned by target
4229 * @data: normalized skey/asc/ascq
4234 _scsih_normalize_sense(char *sense_buffer
, struct sense_info
*data
)
4236 if ((sense_buffer
[0] & 0x7F) >= 0x72) {
4237 /* descriptor format */
4238 data
->skey
= sense_buffer
[1] & 0x0F;
4239 data
->asc
= sense_buffer
[2];
4240 data
->ascq
= sense_buffer
[3];
4243 data
->skey
= sense_buffer
[2] & 0x0F;
4244 data
->asc
= sense_buffer
[12];
4245 data
->ascq
= sense_buffer
[13];
4250 * _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request
4251 * @ioc: per adapter object
4252 * @scmd: pointer to scsi command object
4253 * @mpi_reply: reply mf payload returned from firmware
4255 * scsi_status - SCSI Status code returned from target device
4256 * scsi_state - state info associated with SCSI_IO determined by ioc
4257 * ioc_status - ioc supplied status info
4262 _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
,
4263 Mpi2SCSIIOReply_t
*mpi_reply
, u16 smid
)
4267 u16 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
) &
4268 MPI2_IOCSTATUS_MASK
;
4269 u8 scsi_state
= mpi_reply
->SCSIState
;
4270 u8 scsi_status
= mpi_reply
->SCSIStatus
;
4271 char *desc_ioc_state
= NULL
;
4272 char *desc_scsi_status
= NULL
;
4273 char *desc_scsi_state
= ioc
->tmp_string
;
4274 u32 log_info
= le32_to_cpu(mpi_reply
->IOCLogInfo
);
4275 struct _sas_device
*sas_device
= NULL
;
4276 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
4277 struct MPT3SAS_TARGET
*priv_target
= starget
->hostdata
;
4278 char *device_str
= NULL
;
4282 if (ioc
->hide_ir_msg
)
4283 device_str
= "WarpDrive";
4285 device_str
= "volume";
4287 if (log_info
== 0x31170000)
4290 switch (ioc_status
) {
4291 case MPI2_IOCSTATUS_SUCCESS
:
4292 desc_ioc_state
= "success";
4294 case MPI2_IOCSTATUS_INVALID_FUNCTION
:
4295 desc_ioc_state
= "invalid function";
4297 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR
:
4298 desc_ioc_state
= "scsi recovered error";
4300 case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE
:
4301 desc_ioc_state
= "scsi invalid dev handle";
4303 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE
:
4304 desc_ioc_state
= "scsi device not there";
4306 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN
:
4307 desc_ioc_state
= "scsi data overrun";
4309 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN
:
4310 desc_ioc_state
= "scsi data underrun";
4312 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR
:
4313 desc_ioc_state
= "scsi io data error";
4315 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR
:
4316 desc_ioc_state
= "scsi protocol error";
4318 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED
:
4319 desc_ioc_state
= "scsi task terminated";
4321 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH
:
4322 desc_ioc_state
= "scsi residual mismatch";
4324 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED
:
4325 desc_ioc_state
= "scsi task mgmt failed";
4327 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED
:
4328 desc_ioc_state
= "scsi ioc terminated";
4330 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED
:
4331 desc_ioc_state
= "scsi ext terminated";
4333 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR
:
4334 desc_ioc_state
= "eedp guard error";
4336 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR
:
4337 desc_ioc_state
= "eedp ref tag error";
4339 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR
:
4340 desc_ioc_state
= "eedp app tag error";
4342 case MPI2_IOCSTATUS_INSUFFICIENT_POWER
:
4343 desc_ioc_state
= "insufficient power";
4346 desc_ioc_state
= "unknown";
4350 switch (scsi_status
) {
4351 case MPI2_SCSI_STATUS_GOOD
:
4352 desc_scsi_status
= "good";
4354 case MPI2_SCSI_STATUS_CHECK_CONDITION
:
4355 desc_scsi_status
= "check condition";
4357 case MPI2_SCSI_STATUS_CONDITION_MET
:
4358 desc_scsi_status
= "condition met";
4360 case MPI2_SCSI_STATUS_BUSY
:
4361 desc_scsi_status
= "busy";
4363 case MPI2_SCSI_STATUS_INTERMEDIATE
:
4364 desc_scsi_status
= "intermediate";
4366 case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET
:
4367 desc_scsi_status
= "intermediate condmet";
4369 case MPI2_SCSI_STATUS_RESERVATION_CONFLICT
:
4370 desc_scsi_status
= "reservation conflict";
4372 case MPI2_SCSI_STATUS_COMMAND_TERMINATED
:
4373 desc_scsi_status
= "command terminated";
4375 case MPI2_SCSI_STATUS_TASK_SET_FULL
:
4376 desc_scsi_status
= "task set full";
4378 case MPI2_SCSI_STATUS_ACA_ACTIVE
:
4379 desc_scsi_status
= "aca active";
4381 case MPI2_SCSI_STATUS_TASK_ABORTED
:
4382 desc_scsi_status
= "task aborted";
4385 desc_scsi_status
= "unknown";
4389 desc_scsi_state
[0] = '\0';
4391 desc_scsi_state
= " ";
4392 if (scsi_state
& MPI2_SCSI_STATE_RESPONSE_INFO_VALID
)
4393 strcat(desc_scsi_state
, "response info ");
4394 if (scsi_state
& MPI2_SCSI_STATE_TERMINATED
)
4395 strcat(desc_scsi_state
, "state terminated ");
4396 if (scsi_state
& MPI2_SCSI_STATE_NO_SCSI_STATUS
)
4397 strcat(desc_scsi_state
, "no status ");
4398 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_FAILED
)
4399 strcat(desc_scsi_state
, "autosense failed ");
4400 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
)
4401 strcat(desc_scsi_state
, "autosense valid ");
4403 scsi_print_command(scmd
);
4405 if (priv_target
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
4406 pr_warn(MPT3SAS_FMT
"\t%s wwid(0x%016llx)\n", ioc
->name
,
4407 device_str
, (unsigned long long)priv_target
->sas_address
);
4409 sas_device
= mpt3sas_get_sdev_from_target(ioc
, priv_target
);
4412 "\tsas_address(0x%016llx), phy(%d)\n",
4413 ioc
->name
, (unsigned long long)
4414 sas_device
->sas_address
, sas_device
->phy
);
4415 if (sas_device
->enclosure_handle
!= 0)
4417 "\tenclosure_logical_id(0x%016llx),"
4418 "slot(%d)\n", ioc
->name
,
4419 (unsigned long long)
4420 sas_device
->enclosure_logical_id
,
4422 if (sas_device
->connector_name
[0])
4424 "\tenclosure level(0x%04x),"
4425 " connector name( %s)\n", ioc
->name
,
4426 sas_device
->enclosure_level
,
4427 sas_device
->connector_name
);
4429 sas_device_put(sas_device
);
4434 "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n",
4435 ioc
->name
, le16_to_cpu(mpi_reply
->DevHandle
),
4436 desc_ioc_state
, ioc_status
, smid
);
4438 "\trequest_len(%d), underflow(%d), resid(%d)\n",
4439 ioc
->name
, scsi_bufflen(scmd
), scmd
->underflow
,
4440 scsi_get_resid(scmd
));
4442 "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n",
4443 ioc
->name
, le16_to_cpu(mpi_reply
->TaskTag
),
4444 le32_to_cpu(mpi_reply
->TransferCount
), scmd
->result
);
4446 "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n",
4447 ioc
->name
, desc_scsi_status
,
4448 scsi_status
, desc_scsi_state
, scsi_state
);
4450 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
) {
4451 struct sense_info data
;
4452 _scsih_normalize_sense(scmd
->sense_buffer
, &data
);
4454 "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n",
4455 ioc
->name
, data
.skey
,
4456 data
.asc
, data
.ascq
, le32_to_cpu(mpi_reply
->SenseCount
));
4459 if (scsi_state
& MPI2_SCSI_STATE_RESPONSE_INFO_VALID
) {
4460 response_info
= le32_to_cpu(mpi_reply
->ResponseInfo
);
4461 response_bytes
= (u8
*)&response_info
;
4462 _scsih_response_code(ioc
, response_bytes
[0]);
4467 * _scsih_turn_on_pfa_led - illuminate PFA LED
4468 * @ioc: per adapter object
4469 * @handle: device handle
4475 _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
4477 Mpi2SepReply_t mpi_reply
;
4478 Mpi2SepRequest_t mpi_request
;
4479 struct _sas_device
*sas_device
;
4481 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
4485 memset(&mpi_request
, 0, sizeof(Mpi2SepRequest_t
));
4486 mpi_request
.Function
= MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR
;
4487 mpi_request
.Action
= MPI2_SEP_REQ_ACTION_WRITE_STATUS
;
4488 mpi_request
.SlotStatus
=
4489 cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT
);
4490 mpi_request
.DevHandle
= cpu_to_le16(handle
);
4491 mpi_request
.Flags
= MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS
;
4492 if ((mpt3sas_base_scsi_enclosure_processor(ioc
, &mpi_reply
,
4493 &mpi_request
)) != 0) {
4494 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n", ioc
->name
,
4495 __FILE__
, __LINE__
, __func__
);
4498 sas_device
->pfa_led_on
= 1;
4500 if (mpi_reply
.IOCStatus
|| mpi_reply
.IOCLogInfo
) {
4501 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
4502 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4503 ioc
->name
, le16_to_cpu(mpi_reply
.IOCStatus
),
4504 le32_to_cpu(mpi_reply
.IOCLogInfo
)));
4508 sas_device_put(sas_device
);
4512 * _scsih_turn_off_pfa_led - turn off Fault LED
4513 * @ioc: per adapter object
4514 * @sas_device: sas device whose PFA LED has to turned off
4520 _scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER
*ioc
,
4521 struct _sas_device
*sas_device
)
4523 Mpi2SepReply_t mpi_reply
;
4524 Mpi2SepRequest_t mpi_request
;
4526 memset(&mpi_request
, 0, sizeof(Mpi2SepRequest_t
));
4527 mpi_request
.Function
= MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR
;
4528 mpi_request
.Action
= MPI2_SEP_REQ_ACTION_WRITE_STATUS
;
4529 mpi_request
.SlotStatus
= 0;
4530 mpi_request
.Slot
= cpu_to_le16(sas_device
->slot
);
4531 mpi_request
.DevHandle
= 0;
4532 mpi_request
.EnclosureHandle
= cpu_to_le16(sas_device
->enclosure_handle
);
4533 mpi_request
.Flags
= MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS
;
4534 if ((mpt3sas_base_scsi_enclosure_processor(ioc
, &mpi_reply
,
4535 &mpi_request
)) != 0) {
4536 printk(MPT3SAS_FMT
"failure at %s:%d/%s()!\n", ioc
->name
,
4537 __FILE__
, __LINE__
, __func__
);
4541 if (mpi_reply
.IOCStatus
|| mpi_reply
.IOCLogInfo
) {
4542 dewtprintk(ioc
, printk(MPT3SAS_FMT
4543 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4544 ioc
->name
, le16_to_cpu(mpi_reply
.IOCStatus
),
4545 le32_to_cpu(mpi_reply
.IOCLogInfo
)));
4551 * _scsih_send_event_to_turn_on_pfa_led - fire delayed event
4552 * @ioc: per adapter object
4553 * @handle: device handle
4554 * Context: interrupt.
4559 _scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
4561 struct fw_event_work
*fw_event
;
4563 fw_event
= alloc_fw_event_work(0);
4566 fw_event
->event
= MPT3SAS_TURN_ON_PFA_LED
;
4567 fw_event
->device_handle
= handle
;
4568 fw_event
->ioc
= ioc
;
4569 _scsih_fw_event_add(ioc
, fw_event
);
4570 fw_event_work_put(fw_event
);
4574 * _scsih_smart_predicted_fault - process smart errors
4575 * @ioc: per adapter object
4576 * @handle: device handle
4577 * Context: interrupt.
4582 _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
4584 struct scsi_target
*starget
;
4585 struct MPT3SAS_TARGET
*sas_target_priv_data
;
4586 Mpi2EventNotificationReply_t
*event_reply
;
4587 Mpi2EventDataSasDeviceStatusChange_t
*event_data
;
4588 struct _sas_device
*sas_device
;
4590 unsigned long flags
;
4592 /* only handle non-raid devices */
4593 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
4594 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
4598 starget
= sas_device
->starget
;
4599 sas_target_priv_data
= starget
->hostdata
;
4601 if ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_RAID_COMPONENT
) ||
4602 ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
)))
4605 if (sas_device
->enclosure_handle
!= 0)
4606 starget_printk(KERN_INFO
, starget
, "predicted fault, "
4607 "enclosure logical id(0x%016llx), slot(%d)\n",
4608 (unsigned long long)sas_device
->enclosure_logical_id
,
4610 if (sas_device
->connector_name
[0] != '\0')
4611 starget_printk(KERN_WARNING
, starget
, "predicted fault, "
4612 "enclosure level(0x%04x), connector name( %s)\n",
4613 sas_device
->enclosure_level
,
4614 sas_device
->connector_name
);
4615 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4617 if (ioc
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_IBM
)
4618 _scsih_send_event_to_turn_on_pfa_led(ioc
, handle
);
4620 /* insert into event log */
4621 sz
= offsetof(Mpi2EventNotificationReply_t
, EventData
) +
4622 sizeof(Mpi2EventDataSasDeviceStatusChange_t
);
4623 event_reply
= kzalloc(sz
, GFP_KERNEL
);
4625 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4626 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4630 event_reply
->Function
= MPI2_FUNCTION_EVENT_NOTIFICATION
;
4631 event_reply
->Event
=
4632 cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE
);
4633 event_reply
->MsgLength
= sz
/4;
4634 event_reply
->EventDataLength
=
4635 cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t
)/4);
4636 event_data
= (Mpi2EventDataSasDeviceStatusChange_t
*)
4637 event_reply
->EventData
;
4638 event_data
->ReasonCode
= MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA
;
4639 event_data
->ASC
= 0x5D;
4640 event_data
->DevHandle
= cpu_to_le16(handle
);
4641 event_data
->SASAddress
= cpu_to_le64(sas_target_priv_data
->sas_address
);
4642 mpt3sas_ctl_add_to_event_log(ioc
, event_reply
);
4646 sas_device_put(sas_device
);
4650 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4655 * _scsih_io_done - scsi request callback
4656 * @ioc: per adapter object
4657 * @smid: system request message index
4658 * @msix_index: MSIX table index supplied by the OS
4659 * @reply: reply message frame(lower 32bit addr)
4661 * Callback handler when using _scsih_qcmd.
4663 * Return 1 meaning mf should be freed from _base_interrupt
4664 * 0 means the mf is freed from this function.
4667 _scsih_io_done(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
, u32 reply
)
4669 Mpi2SCSIIORequest_t
*mpi_request
;
4670 Mpi2SCSIIOReply_t
*mpi_reply
;
4671 struct scsi_cmnd
*scmd
;
4677 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
4678 u32 response_code
= 0;
4679 unsigned long flags
;
4681 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
4683 if (ioc
->broadcast_aen_busy
|| ioc
->pci_error_recovery
||
4684 ioc
->got_task_abort_from_ioctl
)
4685 scmd
= _scsih_scsi_lookup_get_clear(ioc
, smid
);
4687 scmd
= __scsih_scsi_lookup_get_clear(ioc
, smid
);
4692 _scsih_set_satl_pending(scmd
, false);
4694 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
4696 if (mpi_reply
== NULL
) {
4697 scmd
->result
= DID_OK
<< 16;
4701 sas_device_priv_data
= scmd
->device
->hostdata
;
4702 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
||
4703 sas_device_priv_data
->sas_target
->deleted
) {
4704 scmd
->result
= DID_NO_CONNECT
<< 16;
4707 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
);
4710 * WARPDRIVE: If direct_io is set then it is directIO,
4711 * the failed direct I/O should be redirected to volume
4713 if (mpt3sas_scsi_direct_io_get(ioc
, smid
) &&
4714 ((ioc_status
& MPI2_IOCSTATUS_MASK
)
4715 != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED
)) {
4716 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
4717 ioc
->scsi_lookup
[smid
- 1].scmd
= scmd
;
4718 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
4719 mpt3sas_scsi_direct_io_set(ioc
, smid
, 0);
4720 memcpy(mpi_request
->CDB
.CDB32
, scmd
->cmnd
, scmd
->cmd_len
);
4721 mpi_request
->DevHandle
=
4722 cpu_to_le16(sas_device_priv_data
->sas_target
->handle
);
4723 ioc
->put_smid_scsi_io(ioc
, smid
,
4724 sas_device_priv_data
->sas_target
->handle
);
4727 /* turning off TLR */
4728 scsi_state
= mpi_reply
->SCSIState
;
4729 if (scsi_state
& MPI2_SCSI_STATE_RESPONSE_INFO_VALID
)
4731 le32_to_cpu(mpi_reply
->ResponseInfo
) & 0xFF;
4732 if (!sas_device_priv_data
->tlr_snoop_check
) {
4733 sas_device_priv_data
->tlr_snoop_check
++;
4734 if (!ioc
->is_warpdrive
&&
4735 !scsih_is_raid(&scmd
->device
->sdev_gendev
) &&
4736 sas_is_tlr_enabled(scmd
->device
) &&
4737 response_code
== MPI2_SCSITASKMGMT_RSP_INVALID_FRAME
) {
4738 sas_disable_tlr(scmd
->device
);
4739 sdev_printk(KERN_INFO
, scmd
->device
, "TLR disabled\n");
4743 xfer_cnt
= le32_to_cpu(mpi_reply
->TransferCount
);
4744 scsi_set_resid(scmd
, scsi_bufflen(scmd
) - xfer_cnt
);
4745 if (ioc_status
& MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE
)
4746 log_info
= le32_to_cpu(mpi_reply
->IOCLogInfo
);
4749 ioc_status
&= MPI2_IOCSTATUS_MASK
;
4750 scsi_status
= mpi_reply
->SCSIStatus
;
4752 if (ioc_status
== MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN
&& xfer_cnt
== 0 &&
4753 (scsi_status
== MPI2_SCSI_STATUS_BUSY
||
4754 scsi_status
== MPI2_SCSI_STATUS_RESERVATION_CONFLICT
||
4755 scsi_status
== MPI2_SCSI_STATUS_TASK_SET_FULL
)) {
4756 ioc_status
= MPI2_IOCSTATUS_SUCCESS
;
4759 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
) {
4760 struct sense_info data
;
4761 const void *sense_data
= mpt3sas_base_get_sense_buffer(ioc
,
4763 u32 sz
= min_t(u32
, SCSI_SENSE_BUFFERSIZE
,
4764 le32_to_cpu(mpi_reply
->SenseCount
));
4765 memcpy(scmd
->sense_buffer
, sense_data
, sz
);
4766 _scsih_normalize_sense(scmd
->sense_buffer
, &data
);
4767 /* failure prediction threshold exceeded */
4768 if (data
.asc
== 0x5D)
4769 _scsih_smart_predicted_fault(ioc
,
4770 le16_to_cpu(mpi_reply
->DevHandle
));
4771 mpt3sas_trigger_scsi(ioc
, data
.skey
, data
.asc
, data
.ascq
);
4773 if ((ioc
->logging_level
& MPT_DEBUG_REPLY
) &&
4774 ((scmd
->sense_buffer
[2] == UNIT_ATTENTION
) ||
4775 (scmd
->sense_buffer
[2] == MEDIUM_ERROR
) ||
4776 (scmd
->sense_buffer
[2] == HARDWARE_ERROR
)))
4777 _scsih_scsi_ioc_info(ioc
, scmd
, mpi_reply
, smid
);
4779 switch (ioc_status
) {
4780 case MPI2_IOCSTATUS_BUSY
:
4781 case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES
:
4782 scmd
->result
= SAM_STAT_BUSY
;
4785 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE
:
4786 scmd
->result
= DID_NO_CONNECT
<< 16;
4789 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED
:
4790 if (sas_device_priv_data
->block
) {
4791 scmd
->result
= DID_TRANSPORT_DISRUPTED
<< 16;
4794 if (log_info
== 0x31110630) {
4795 if (scmd
->retries
> 2) {
4796 scmd
->result
= DID_NO_CONNECT
<< 16;
4797 scsi_device_set_state(scmd
->device
,
4800 scmd
->result
= DID_SOFT_ERROR
<< 16;
4801 scmd
->device
->expecting_cc_ua
= 1;
4804 } else if (log_info
== VIRTUAL_IO_FAILED_RETRY
) {
4805 scmd
->result
= DID_RESET
<< 16;
4808 scmd
->result
= DID_SOFT_ERROR
<< 16;
4810 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED
:
4811 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED
:
4812 scmd
->result
= DID_RESET
<< 16;
4815 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH
:
4816 if ((xfer_cnt
== 0) || (scmd
->underflow
> xfer_cnt
))
4817 scmd
->result
= DID_SOFT_ERROR
<< 16;
4819 scmd
->result
= (DID_OK
<< 16) | scsi_status
;
4822 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN
:
4823 scmd
->result
= (DID_OK
<< 16) | scsi_status
;
4825 if ((scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
))
4828 if (xfer_cnt
< scmd
->underflow
) {
4829 if (scsi_status
== SAM_STAT_BUSY
)
4830 scmd
->result
= SAM_STAT_BUSY
;
4832 scmd
->result
= DID_SOFT_ERROR
<< 16;
4833 } else if (scsi_state
& (MPI2_SCSI_STATE_AUTOSENSE_FAILED
|
4834 MPI2_SCSI_STATE_NO_SCSI_STATUS
))
4835 scmd
->result
= DID_SOFT_ERROR
<< 16;
4836 else if (scsi_state
& MPI2_SCSI_STATE_TERMINATED
)
4837 scmd
->result
= DID_RESET
<< 16;
4838 else if (!xfer_cnt
&& scmd
->cmnd
[0] == REPORT_LUNS
) {
4839 mpi_reply
->SCSIState
= MPI2_SCSI_STATE_AUTOSENSE_VALID
;
4840 mpi_reply
->SCSIStatus
= SAM_STAT_CHECK_CONDITION
;
4841 scmd
->result
= (DRIVER_SENSE
<< 24) |
4842 SAM_STAT_CHECK_CONDITION
;
4843 scmd
->sense_buffer
[0] = 0x70;
4844 scmd
->sense_buffer
[2] = ILLEGAL_REQUEST
;
4845 scmd
->sense_buffer
[12] = 0x20;
4846 scmd
->sense_buffer
[13] = 0;
4850 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN
:
4851 scsi_set_resid(scmd
, 0);
4852 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR
:
4853 case MPI2_IOCSTATUS_SUCCESS
:
4854 scmd
->result
= (DID_OK
<< 16) | scsi_status
;
4855 if (response_code
==
4856 MPI2_SCSITASKMGMT_RSP_INVALID_FRAME
||
4857 (scsi_state
& (MPI2_SCSI_STATE_AUTOSENSE_FAILED
|
4858 MPI2_SCSI_STATE_NO_SCSI_STATUS
)))
4859 scmd
->result
= DID_SOFT_ERROR
<< 16;
4860 else if (scsi_state
& MPI2_SCSI_STATE_TERMINATED
)
4861 scmd
->result
= DID_RESET
<< 16;
4864 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR
:
4865 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR
:
4866 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR
:
4867 _scsih_eedp_error_handling(scmd
, ioc_status
);
4870 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR
:
4871 case MPI2_IOCSTATUS_INVALID_FUNCTION
:
4872 case MPI2_IOCSTATUS_INVALID_SGL
:
4873 case MPI2_IOCSTATUS_INTERNAL_ERROR
:
4874 case MPI2_IOCSTATUS_INVALID_FIELD
:
4875 case MPI2_IOCSTATUS_INVALID_STATE
:
4876 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR
:
4877 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED
:
4878 case MPI2_IOCSTATUS_INSUFFICIENT_POWER
:
4880 scmd
->result
= DID_SOFT_ERROR
<< 16;
4885 if (scmd
->result
&& (ioc
->logging_level
& MPT_DEBUG_REPLY
))
4886 _scsih_scsi_ioc_info(ioc
, scmd
, mpi_reply
, smid
);
4890 scsi_dma_unmap(scmd
);
4892 scmd
->scsi_done(scmd
);
4897 * _scsih_sas_host_refresh - refreshing sas host object contents
4898 * @ioc: per adapter object
4901 * During port enable, fw will send topology events for every device. Its
4902 * possible that the handles may change from the previous setting, so this
4903 * code keeping handles updating if changed.
4908 _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER
*ioc
)
4913 Mpi2ConfigReply_t mpi_reply
;
4914 Mpi2SasIOUnitPage0_t
*sas_iounit_pg0
= NULL
;
4915 u16 attached_handle
;
4918 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
4919 "updating handles for sas_host(0x%016llx)\n",
4920 ioc
->name
, (unsigned long long)ioc
->sas_hba
.sas_address
));
4922 sz
= offsetof(Mpi2SasIOUnitPage0_t
, PhyData
) + (ioc
->sas_hba
.num_phys
4923 * sizeof(Mpi2SasIOUnit0PhyData_t
));
4924 sas_iounit_pg0
= kzalloc(sz
, GFP_KERNEL
);
4925 if (!sas_iounit_pg0
) {
4926 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4927 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4931 if ((mpt3sas_config_get_sas_iounit_pg0(ioc
, &mpi_reply
,
4932 sas_iounit_pg0
, sz
)) != 0)
4934 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) & MPI2_IOCSTATUS_MASK
;
4935 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
4937 for (i
= 0; i
< ioc
->sas_hba
.num_phys
; i
++) {
4938 link_rate
= sas_iounit_pg0
->PhyData
[i
].NegotiatedLinkRate
>> 4;
4940 ioc
->sas_hba
.handle
= le16_to_cpu(sas_iounit_pg0
->
4941 PhyData
[0].ControllerDevHandle
);
4942 ioc
->sas_hba
.phy
[i
].handle
= ioc
->sas_hba
.handle
;
4943 attached_handle
= le16_to_cpu(sas_iounit_pg0
->PhyData
[i
].
4945 if (attached_handle
&& link_rate
< MPI2_SAS_NEG_LINK_RATE_1_5
)
4946 link_rate
= MPI2_SAS_NEG_LINK_RATE_1_5
;
4947 mpt3sas_transport_update_links(ioc
, ioc
->sas_hba
.sas_address
,
4948 attached_handle
, i
, link_rate
);
4951 kfree(sas_iounit_pg0
);
4955 * _scsih_sas_host_add - create sas host object
4956 * @ioc: per adapter object
4958 * Creating host side data object, stored in ioc->sas_hba
4963 _scsih_sas_host_add(struct MPT3SAS_ADAPTER
*ioc
)
4966 Mpi2ConfigReply_t mpi_reply
;
4967 Mpi2SasIOUnitPage0_t
*sas_iounit_pg0
= NULL
;
4968 Mpi2SasIOUnitPage1_t
*sas_iounit_pg1
= NULL
;
4969 Mpi2SasPhyPage0_t phy_pg0
;
4970 Mpi2SasDevicePage0_t sas_device_pg0
;
4971 Mpi2SasEnclosurePage0_t enclosure_pg0
;
4974 u8 device_missing_delay
;
4977 mpt3sas_config_get_number_hba_phys(ioc
, &num_phys
);
4979 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4980 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4983 ioc
->sas_hba
.phy
= kcalloc(num_phys
,
4984 sizeof(struct _sas_phy
), GFP_KERNEL
);
4985 if (!ioc
->sas_hba
.phy
) {
4986 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4987 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4990 ioc
->sas_hba
.num_phys
= num_phys
;
4992 /* sas_iounit page 0 */
4993 sz
= offsetof(Mpi2SasIOUnitPage0_t
, PhyData
) + (ioc
->sas_hba
.num_phys
*
4994 sizeof(Mpi2SasIOUnit0PhyData_t
));
4995 sas_iounit_pg0
= kzalloc(sz
, GFP_KERNEL
);
4996 if (!sas_iounit_pg0
) {
4997 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4998 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5001 if ((mpt3sas_config_get_sas_iounit_pg0(ioc
, &mpi_reply
,
5002 sas_iounit_pg0
, sz
))) {
5003 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5004 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5007 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
5008 MPI2_IOCSTATUS_MASK
;
5009 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5010 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5011 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5015 /* sas_iounit page 1 */
5016 sz
= offsetof(Mpi2SasIOUnitPage1_t
, PhyData
) + (ioc
->sas_hba
.num_phys
*
5017 sizeof(Mpi2SasIOUnit1PhyData_t
));
5018 sas_iounit_pg1
= kzalloc(sz
, GFP_KERNEL
);
5019 if (!sas_iounit_pg1
) {
5020 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5021 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5024 if ((mpt3sas_config_get_sas_iounit_pg1(ioc
, &mpi_reply
,
5025 sas_iounit_pg1
, sz
))) {
5026 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5027 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5030 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
5031 MPI2_IOCSTATUS_MASK
;
5032 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5033 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5034 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5038 ioc
->io_missing_delay
=
5039 sas_iounit_pg1
->IODeviceMissingDelay
;
5040 device_missing_delay
=
5041 sas_iounit_pg1
->ReportDeviceMissingDelay
;
5042 if (device_missing_delay
& MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16
)
5043 ioc
->device_missing_delay
= (device_missing_delay
&
5044 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK
) * 16;
5046 ioc
->device_missing_delay
= device_missing_delay
&
5047 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK
;
5049 ioc
->sas_hba
.parent_dev
= &ioc
->shost
->shost_gendev
;
5050 for (i
= 0; i
< ioc
->sas_hba
.num_phys
; i
++) {
5051 if ((mpt3sas_config_get_phy_pg0(ioc
, &mpi_reply
, &phy_pg0
,
5053 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5054 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5057 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
5058 MPI2_IOCSTATUS_MASK
;
5059 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5060 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5061 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5066 ioc
->sas_hba
.handle
= le16_to_cpu(sas_iounit_pg0
->
5067 PhyData
[0].ControllerDevHandle
);
5068 ioc
->sas_hba
.phy
[i
].handle
= ioc
->sas_hba
.handle
;
5069 ioc
->sas_hba
.phy
[i
].phy_id
= i
;
5070 mpt3sas_transport_add_host_phy(ioc
, &ioc
->sas_hba
.phy
[i
],
5071 phy_pg0
, ioc
->sas_hba
.parent_dev
);
5073 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
5074 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, ioc
->sas_hba
.handle
))) {
5075 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5076 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5079 ioc
->sas_hba
.enclosure_handle
=
5080 le16_to_cpu(sas_device_pg0
.EnclosureHandle
);
5081 ioc
->sas_hba
.sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
5083 "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n",
5084 ioc
->name
, ioc
->sas_hba
.handle
,
5085 (unsigned long long) ioc
->sas_hba
.sas_address
,
5086 ioc
->sas_hba
.num_phys
) ;
5088 if (ioc
->sas_hba
.enclosure_handle
) {
5089 if (!(mpt3sas_config_get_enclosure_pg0(ioc
, &mpi_reply
,
5090 &enclosure_pg0
, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE
,
5091 ioc
->sas_hba
.enclosure_handle
)))
5092 ioc
->sas_hba
.enclosure_logical_id
=
5093 le64_to_cpu(enclosure_pg0
.EnclosureLogicalID
);
5097 kfree(sas_iounit_pg1
);
5098 kfree(sas_iounit_pg0
);
5102 * _scsih_expander_add - creating expander object
5103 * @ioc: per adapter object
5104 * @handle: expander handle
5106 * Creating expander object, stored in ioc->sas_expander_list.
5108 * Return 0 for success, else error.
5111 _scsih_expander_add(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
5113 struct _sas_node
*sas_expander
;
5114 Mpi2ConfigReply_t mpi_reply
;
5115 Mpi2ExpanderPage0_t expander_pg0
;
5116 Mpi2ExpanderPage1_t expander_pg1
;
5117 Mpi2SasEnclosurePage0_t enclosure_pg0
;
5120 u64 sas_address
, sas_address_parent
= 0;
5122 unsigned long flags
;
5123 struct _sas_port
*mpt3sas_port
= NULL
;
5130 if (ioc
->shost_recovery
|| ioc
->pci_error_recovery
)
5133 if ((mpt3sas_config_get_expander_pg0(ioc
, &mpi_reply
, &expander_pg0
,
5134 MPI2_SAS_EXPAND_PGAD_FORM_HNDL
, handle
))) {
5135 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5136 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5140 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
5141 MPI2_IOCSTATUS_MASK
;
5142 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5143 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5144 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5148 /* handle out of order topology events */
5149 parent_handle
= le16_to_cpu(expander_pg0
.ParentDevHandle
);
5150 if (_scsih_get_sas_address(ioc
, parent_handle
, &sas_address_parent
)
5152 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5153 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5156 if (sas_address_parent
!= ioc
->sas_hba
.sas_address
) {
5157 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
5158 sas_expander
= mpt3sas_scsih_expander_find_by_sas_address(ioc
,
5159 sas_address_parent
);
5160 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5161 if (!sas_expander
) {
5162 rc
= _scsih_expander_add(ioc
, parent_handle
);
5168 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
5169 sas_address
= le64_to_cpu(expander_pg0
.SASAddress
);
5170 sas_expander
= mpt3sas_scsih_expander_find_by_sas_address(ioc
,
5172 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5177 sas_expander
= kzalloc(sizeof(struct _sas_node
),
5179 if (!sas_expander
) {
5180 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5181 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5185 sas_expander
->handle
= handle
;
5186 sas_expander
->num_phys
= expander_pg0
.NumPhys
;
5187 sas_expander
->sas_address_parent
= sas_address_parent
;
5188 sas_expander
->sas_address
= sas_address
;
5190 pr_info(MPT3SAS_FMT
"expander_add: handle(0x%04x)," \
5191 " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc
->name
,
5192 handle
, parent_handle
, (unsigned long long)
5193 sas_expander
->sas_address
, sas_expander
->num_phys
);
5195 if (!sas_expander
->num_phys
)
5197 sas_expander
->phy
= kcalloc(sas_expander
->num_phys
,
5198 sizeof(struct _sas_phy
), GFP_KERNEL
);
5199 if (!sas_expander
->phy
) {
5200 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5201 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5206 INIT_LIST_HEAD(&sas_expander
->sas_port_list
);
5207 mpt3sas_port
= mpt3sas_transport_port_add(ioc
, handle
,
5208 sas_address_parent
);
5209 if (!mpt3sas_port
) {
5210 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5211 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5215 sas_expander
->parent_dev
= &mpt3sas_port
->rphy
->dev
;
5217 for (i
= 0 ; i
< sas_expander
->num_phys
; i
++) {
5218 if ((mpt3sas_config_get_expander_pg1(ioc
, &mpi_reply
,
5219 &expander_pg1
, i
, handle
))) {
5220 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5221 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5225 sas_expander
->phy
[i
].handle
= handle
;
5226 sas_expander
->phy
[i
].phy_id
= i
;
5228 if ((mpt3sas_transport_add_expander_phy(ioc
,
5229 &sas_expander
->phy
[i
], expander_pg1
,
5230 sas_expander
->parent_dev
))) {
5231 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5232 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5238 if (sas_expander
->enclosure_handle
) {
5239 if (!(mpt3sas_config_get_enclosure_pg0(ioc
, &mpi_reply
,
5240 &enclosure_pg0
, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE
,
5241 sas_expander
->enclosure_handle
)))
5242 sas_expander
->enclosure_logical_id
=
5243 le64_to_cpu(enclosure_pg0
.EnclosureLogicalID
);
5246 _scsih_expander_node_add(ioc
, sas_expander
);
5252 mpt3sas_transport_port_remove(ioc
, sas_expander
->sas_address
,
5253 sas_address_parent
);
5254 kfree(sas_expander
);
5259 * mpt3sas_expander_remove - removing expander object
5260 * @ioc: per adapter object
5261 * @sas_address: expander sas_address
5266 mpt3sas_expander_remove(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
)
5268 struct _sas_node
*sas_expander
;
5269 unsigned long flags
;
5271 if (ioc
->shost_recovery
)
5274 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
5275 sas_expander
= mpt3sas_scsih_expander_find_by_sas_address(ioc
,
5278 list_del(&sas_expander
->list
);
5279 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5281 _scsih_expander_node_remove(ioc
, sas_expander
);
5285 * _scsih_done - internal SCSI_IO callback handler.
5286 * @ioc: per adapter object
5287 * @smid: system request message index
5288 * @msix_index: MSIX table index supplied by the OS
5289 * @reply: reply message frame(lower 32bit addr)
5291 * Callback handler when sending internal generated SCSI_IO.
5292 * The callback index passed is `ioc->scsih_cb_idx`
5294 * Return 1 meaning mf should be freed from _base_interrupt
5295 * 0 means the mf is freed from this function.
5298 _scsih_done(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
, u32 reply
)
5300 MPI2DefaultReply_t
*mpi_reply
;
5302 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
5303 if (ioc
->scsih_cmds
.status
== MPT3_CMD_NOT_USED
)
5305 if (ioc
->scsih_cmds
.smid
!= smid
)
5307 ioc
->scsih_cmds
.status
|= MPT3_CMD_COMPLETE
;
5309 memcpy(ioc
->scsih_cmds
.reply
, mpi_reply
,
5310 mpi_reply
->MsgLength
*4);
5311 ioc
->scsih_cmds
.status
|= MPT3_CMD_REPLY_VALID
;
5313 ioc
->scsih_cmds
.status
&= ~MPT3_CMD_PENDING
;
5314 complete(&ioc
->scsih_cmds
.done
);
5321 #define MPT3_MAX_LUNS (255)
5325 * _scsih_check_access_status - check access flags
5326 * @ioc: per adapter object
5327 * @sas_address: sas address
5328 * @handle: sas device handle
5329 * @access_flags: errors returned during discovery of the device
5331 * Return 0 for success, else failure
5334 _scsih_check_access_status(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
,
5335 u16 handle
, u8 access_status
)
5340 switch (access_status
) {
5341 case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS
:
5342 case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION
:
5345 case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED
:
5346 desc
= "sata capability failed";
5348 case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT
:
5349 desc
= "sata affiliation conflict";
5351 case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE
:
5352 desc
= "route not addressable";
5354 case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE
:
5355 desc
= "smp error not addressable";
5357 case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED
:
5358 desc
= "device blocked";
5360 case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED
:
5361 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN
:
5362 case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT
:
5363 case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG
:
5364 case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION
:
5365 case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER
:
5366 case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN
:
5367 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN
:
5368 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN
:
5369 case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION
:
5370 case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE
:
5371 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX
:
5372 desc
= "sata initialization failed";
5383 "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n",
5384 ioc
->name
, desc
, (unsigned long long)sas_address
, handle
);
5389 * _scsih_check_device - checking device responsiveness
5390 * @ioc: per adapter object
5391 * @parent_sas_address: sas address of parent expander or sas host
5392 * @handle: attached device handle
5393 * @phy_numberv: phy number
5394 * @link_rate: new link rate
5399 _scsih_check_device(struct MPT3SAS_ADAPTER
*ioc
,
5400 u64 parent_sas_address
, u16 handle
, u8 phy_number
, u8 link_rate
)
5402 Mpi2ConfigReply_t mpi_reply
;
5403 Mpi2SasDevicePage0_t sas_device_pg0
;
5404 struct _sas_device
*sas_device
;
5406 unsigned long flags
;
5408 struct scsi_target
*starget
;
5409 struct MPT3SAS_TARGET
*sas_target_priv_data
;
5413 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
5414 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
)))
5417 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) & MPI2_IOCSTATUS_MASK
;
5418 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
5421 /* wide port handling ~ we need only handle device once for the phy that
5422 * is matched in sas device page zero
5424 if (phy_number
!= sas_device_pg0
.PhyNum
)
5427 /* check if this is end device */
5428 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
5429 if (!(_scsih_is_end_device(device_info
)))
5432 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
5433 sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
5434 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
5440 if (unlikely(sas_device
->handle
!= handle
)) {
5441 starget
= sas_device
->starget
;
5442 sas_target_priv_data
= starget
->hostdata
;
5443 starget_printk(KERN_INFO
, starget
,
5444 "handle changed from(0x%04x) to (0x%04x)!!!\n",
5445 sas_device
->handle
, handle
);
5446 sas_target_priv_data
->handle
= handle
;
5447 sas_device
->handle
= handle
;
5448 if (le16_to_cpu(sas_device_pg0
.Flags
) &
5449 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID
) {
5450 sas_device
->enclosure_level
=
5451 sas_device_pg0
.EnclosureLevel
;
5452 memcpy(sas_device
->connector_name
,
5453 sas_device_pg0
.ConnectorName
, 4);
5454 sas_device
->connector_name
[4] = '\0';
5456 sas_device
->enclosure_level
= 0;
5457 sas_device
->connector_name
[0] = '\0';
5461 /* check if device is present */
5462 if (!(le16_to_cpu(sas_device_pg0
.Flags
) &
5463 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT
)) {
5465 "device is not present handle(0x%04x), flags!!!\n",
5470 /* check if there were any issues with discovery */
5471 if (_scsih_check_access_status(ioc
, sas_address
, handle
,
5472 sas_device_pg0
.AccessStatus
))
5475 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
5476 _scsih_ublock_io_device(ioc
, sas_address
);
5479 sas_device_put(sas_device
);
5483 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
5485 sas_device_put(sas_device
);
5489 * _scsih_add_device - creating sas device object
5490 * @ioc: per adapter object
5491 * @handle: sas device handle
5492 * @phy_num: phy number end device attached to
5493 * @is_pd: is this hidden raid component
5495 * Creating end device object, stored in ioc->sas_device_list.
5497 * Returns 0 for success, non-zero for failure.
5500 _scsih_add_device(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
, u8 phy_num
,
5503 Mpi2ConfigReply_t mpi_reply
;
5504 Mpi2SasDevicePage0_t sas_device_pg0
;
5505 Mpi2SasEnclosurePage0_t enclosure_pg0
;
5506 struct _sas_device
*sas_device
;
5511 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
5512 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
5513 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5514 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5518 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
5519 MPI2_IOCSTATUS_MASK
;
5520 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5521 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5522 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5526 /* check if this is end device */
5527 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
5528 if (!(_scsih_is_end_device(device_info
)))
5530 set_bit(handle
, ioc
->pend_os_device_add
);
5531 sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
5533 /* check if device is present */
5534 if (!(le16_to_cpu(sas_device_pg0
.Flags
) &
5535 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT
)) {
5536 pr_err(MPT3SAS_FMT
"device is not present handle(0x04%x)!!!\n",
5541 /* check if there were any issues with discovery */
5542 if (_scsih_check_access_status(ioc
, sas_address
, handle
,
5543 sas_device_pg0
.AccessStatus
))
5546 sas_device
= mpt3sas_get_sdev_by_addr(ioc
,
5549 clear_bit(handle
, ioc
->pend_os_device_add
);
5550 sas_device_put(sas_device
);
5554 sas_device
= kzalloc(sizeof(struct _sas_device
),
5557 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5558 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5562 kref_init(&sas_device
->refcount
);
5563 sas_device
->handle
= handle
;
5564 if (_scsih_get_sas_address(ioc
,
5565 le16_to_cpu(sas_device_pg0
.ParentDevHandle
),
5566 &sas_device
->sas_address_parent
) != 0)
5567 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5568 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5569 sas_device
->enclosure_handle
=
5570 le16_to_cpu(sas_device_pg0
.EnclosureHandle
);
5571 if (sas_device
->enclosure_handle
!= 0)
5573 le16_to_cpu(sas_device_pg0
.Slot
);
5574 sas_device
->device_info
= device_info
;
5575 sas_device
->sas_address
= sas_address
;
5576 sas_device
->phy
= sas_device_pg0
.PhyNum
;
5577 sas_device
->fast_path
= (le16_to_cpu(sas_device_pg0
.Flags
) &
5578 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE
) ? 1 : 0;
5580 if (le16_to_cpu(sas_device_pg0
.Flags
)
5581 & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID
) {
5582 sas_device
->enclosure_level
=
5583 sas_device_pg0
.EnclosureLevel
;
5584 memcpy(sas_device
->connector_name
,
5585 sas_device_pg0
.ConnectorName
, 4);
5586 sas_device
->connector_name
[4] = '\0';
5588 sas_device
->enclosure_level
= 0;
5589 sas_device
->connector_name
[0] = '\0';
5591 /* get enclosure_logical_id */
5592 if (sas_device
->enclosure_handle
&& !(mpt3sas_config_get_enclosure_pg0(
5593 ioc
, &mpi_reply
, &enclosure_pg0
, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE
,
5594 sas_device
->enclosure_handle
)))
5595 sas_device
->enclosure_logical_id
=
5596 le64_to_cpu(enclosure_pg0
.EnclosureLogicalID
);
5598 /* get device name */
5599 sas_device
->device_name
= le64_to_cpu(sas_device_pg0
.DeviceName
);
5601 if (ioc
->wait_for_discovery_to_complete
)
5602 _scsih_sas_device_init_add(ioc
, sas_device
);
5604 _scsih_sas_device_add(ioc
, sas_device
);
5606 sas_device_put(sas_device
);
5611 * _scsih_remove_device - removing sas device object
5612 * @ioc: per adapter object
5613 * @sas_device_delete: the sas_device object
5618 _scsih_remove_device(struct MPT3SAS_ADAPTER
*ioc
,
5619 struct _sas_device
*sas_device
)
5621 struct MPT3SAS_TARGET
*sas_target_priv_data
;
5623 if ((ioc
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_IBM
) &&
5624 (sas_device
->pfa_led_on
)) {
5625 _scsih_turn_off_pfa_led(ioc
, sas_device
);
5626 sas_device
->pfa_led_on
= 0;
5628 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5629 "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n",
5630 ioc
->name
, __func__
,
5631 sas_device
->handle
, (unsigned long long)
5632 sas_device
->sas_address
));
5633 if (sas_device
->enclosure_handle
!= 0)
5634 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5635 "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n",
5636 ioc
->name
, __func__
,
5637 (unsigned long long)sas_device
->enclosure_logical_id
,
5639 if (sas_device
->connector_name
[0] != '\0')
5640 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5641 "%s: enter: enclosure level(0x%04x), connector name( %s)\n",
5642 ioc
->name
, __func__
,
5643 sas_device
->enclosure_level
,
5644 sas_device
->connector_name
));
5646 if (sas_device
->starget
&& sas_device
->starget
->hostdata
) {
5647 sas_target_priv_data
= sas_device
->starget
->hostdata
;
5648 sas_target_priv_data
->deleted
= 1;
5649 _scsih_ublock_io_device(ioc
, sas_device
->sas_address
);
5650 sas_target_priv_data
->handle
=
5651 MPT3SAS_INVALID_DEVICE_HANDLE
;
5654 if (!ioc
->hide_drives
)
5655 mpt3sas_transport_port_remove(ioc
,
5656 sas_device
->sas_address
,
5657 sas_device
->sas_address_parent
);
5660 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
5661 ioc
->name
, sas_device
->handle
,
5662 (unsigned long long) sas_device
->sas_address
);
5663 if (sas_device
->enclosure_handle
!= 0)
5665 "removing : enclosure logical id(0x%016llx), slot(%d)\n",
5667 (unsigned long long)sas_device
->enclosure_logical_id
,
5669 if (sas_device
->connector_name
[0] != '\0')
5671 "removing enclosure level(0x%04x), connector name( %s)\n",
5672 ioc
->name
, sas_device
->enclosure_level
,
5673 sas_device
->connector_name
);
5675 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5676 "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n",
5677 ioc
->name
, __func__
,
5678 sas_device
->handle
, (unsigned long long)
5679 sas_device
->sas_address
));
5680 if (sas_device
->enclosure_handle
!= 0)
5681 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5682 "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n",
5683 ioc
->name
, __func__
,
5684 (unsigned long long)sas_device
->enclosure_logical_id
,
5686 if (sas_device
->connector_name
[0] != '\0')
5687 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5688 "%s: exit: enclosure level(0x%04x), connector name(%s)\n",
5689 ioc
->name
, __func__
, sas_device
->enclosure_level
,
5690 sas_device
->connector_name
));
5694 * _scsih_sas_topology_change_event_debug - debug for topology event
5695 * @ioc: per adapter object
5696 * @event_data: event data payload
5700 _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
5701 Mpi2EventDataSasTopologyChangeList_t
*event_data
)
5707 char *status_str
= NULL
;
5708 u8 link_rate
, prev_link_rate
;
5710 switch (event_data
->ExpStatus
) {
5711 case MPI2_EVENT_SAS_TOPO_ES_ADDED
:
5714 case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING
:
5715 status_str
= "remove";
5717 case MPI2_EVENT_SAS_TOPO_ES_RESPONDING
:
5719 status_str
= "responding";
5721 case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING
:
5722 status_str
= "remove delay";
5725 status_str
= "unknown status";
5728 pr_info(MPT3SAS_FMT
"sas topology change: (%s)\n",
5729 ioc
->name
, status_str
);
5730 pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \
5731 "start_phy(%02d), count(%d)\n",
5732 le16_to_cpu(event_data
->ExpanderDevHandle
),
5733 le16_to_cpu(event_data
->EnclosureHandle
),
5734 event_data
->StartPhyNum
, event_data
->NumEntries
);
5735 for (i
= 0; i
< event_data
->NumEntries
; i
++) {
5736 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
5739 phy_number
= event_data
->StartPhyNum
+ i
;
5740 reason_code
= event_data
->PHY
[i
].PhyStatus
&
5741 MPI2_EVENT_SAS_TOPO_RC_MASK
;
5742 switch (reason_code
) {
5743 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED
:
5744 status_str
= "target add";
5746 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
:
5747 status_str
= "target remove";
5749 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING
:
5750 status_str
= "delay target remove";
5752 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED
:
5753 status_str
= "link rate change";
5755 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE
:
5756 status_str
= "target responding";
5759 status_str
= "unknown";
5762 link_rate
= event_data
->PHY
[i
].LinkRate
>> 4;
5763 prev_link_rate
= event_data
->PHY
[i
].LinkRate
& 0xF;
5764 pr_info("\tphy(%02d), attached_handle(0x%04x): %s:" \
5765 " link rate: new(0x%02x), old(0x%02x)\n", phy_number
,
5766 handle
, status_str
, link_rate
, prev_link_rate
);
5772 * _scsih_sas_topology_change_event - handle topology changes
5773 * @ioc: per adapter object
5774 * @fw_event: The fw_event_work object
5779 _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER
*ioc
,
5780 struct fw_event_work
*fw_event
)
5783 u16 parent_handle
, handle
;
5785 u8 phy_number
, max_phys
;
5786 struct _sas_node
*sas_expander
;
5788 unsigned long flags
;
5789 u8 link_rate
, prev_link_rate
;
5790 Mpi2EventDataSasTopologyChangeList_t
*event_data
=
5791 (Mpi2EventDataSasTopologyChangeList_t
*)
5792 fw_event
->event_data
;
5794 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
5795 _scsih_sas_topology_change_event_debug(ioc
, event_data
);
5797 if (ioc
->shost_recovery
|| ioc
->remove_host
|| ioc
->pci_error_recovery
)
5800 if (!ioc
->sas_hba
.num_phys
)
5801 _scsih_sas_host_add(ioc
);
5803 _scsih_sas_host_refresh(ioc
);
5805 if (fw_event
->ignore
) {
5806 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5807 "ignoring expander event\n", ioc
->name
));
5811 parent_handle
= le16_to_cpu(event_data
->ExpanderDevHandle
);
5813 /* handle expander add */
5814 if (event_data
->ExpStatus
== MPI2_EVENT_SAS_TOPO_ES_ADDED
)
5815 if (_scsih_expander_add(ioc
, parent_handle
) != 0)
5818 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
5819 sas_expander
= mpt3sas_scsih_expander_find_by_handle(ioc
,
5822 sas_address
= sas_expander
->sas_address
;
5823 max_phys
= sas_expander
->num_phys
;
5824 } else if (parent_handle
< ioc
->sas_hba
.num_phys
) {
5825 sas_address
= ioc
->sas_hba
.sas_address
;
5826 max_phys
= ioc
->sas_hba
.num_phys
;
5828 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5831 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5833 /* handle siblings events */
5834 for (i
= 0; i
< event_data
->NumEntries
; i
++) {
5835 if (fw_event
->ignore
) {
5836 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5837 "ignoring expander event\n", ioc
->name
));
5840 if (ioc
->remove_host
|| ioc
->pci_error_recovery
)
5842 phy_number
= event_data
->StartPhyNum
+ i
;
5843 if (phy_number
>= max_phys
)
5845 reason_code
= event_data
->PHY
[i
].PhyStatus
&
5846 MPI2_EVENT_SAS_TOPO_RC_MASK
;
5847 if ((event_data
->PHY
[i
].PhyStatus
&
5848 MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT
) && (reason_code
!=
5849 MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
))
5851 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
5854 link_rate
= event_data
->PHY
[i
].LinkRate
>> 4;
5855 prev_link_rate
= event_data
->PHY
[i
].LinkRate
& 0xF;
5856 switch (reason_code
) {
5857 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED
:
5859 if (ioc
->shost_recovery
)
5862 if (link_rate
== prev_link_rate
)
5865 mpt3sas_transport_update_links(ioc
, sas_address
,
5866 handle
, phy_number
, link_rate
);
5868 if (link_rate
< MPI2_SAS_NEG_LINK_RATE_1_5
)
5871 _scsih_check_device(ioc
, sas_address
, handle
,
5872 phy_number
, link_rate
);
5874 if (!test_bit(handle
, ioc
->pend_os_device_add
))
5878 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED
:
5880 if (ioc
->shost_recovery
)
5883 mpt3sas_transport_update_links(ioc
, sas_address
,
5884 handle
, phy_number
, link_rate
);
5886 _scsih_add_device(ioc
, handle
, phy_number
, 0);
5889 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
:
5891 _scsih_device_remove_by_handle(ioc
, handle
);
5896 /* handle expander removal */
5897 if (event_data
->ExpStatus
== MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING
&&
5899 mpt3sas_expander_remove(ioc
, sas_address
);
5905 * _scsih_sas_device_status_change_event_debug - debug for device event
5906 * @event_data: event data payload
5912 _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
5913 Mpi2EventDataSasDeviceStatusChange_t
*event_data
)
5915 char *reason_str
= NULL
;
5917 switch (event_data
->ReasonCode
) {
5918 case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA
:
5919 reason_str
= "smart data";
5921 case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED
:
5922 reason_str
= "unsupported device discovered";
5924 case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET
:
5925 reason_str
= "internal device reset";
5927 case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL
:
5928 reason_str
= "internal task abort";
5930 case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL
:
5931 reason_str
= "internal task abort set";
5933 case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL
:
5934 reason_str
= "internal clear task set";
5936 case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL
:
5937 reason_str
= "internal query task";
5939 case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE
:
5940 reason_str
= "sata init failure";
5942 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET
:
5943 reason_str
= "internal device reset complete";
5945 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL
:
5946 reason_str
= "internal task abort complete";
5948 case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION
:
5949 reason_str
= "internal async notification";
5951 case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY
:
5952 reason_str
= "expander reduced functionality";
5954 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY
:
5955 reason_str
= "expander reduced functionality complete";
5958 reason_str
= "unknown reason";
5961 pr_info(MPT3SAS_FMT
"device status change: (%s)\n"
5962 "\thandle(0x%04x), sas address(0x%016llx), tag(%d)",
5963 ioc
->name
, reason_str
, le16_to_cpu(event_data
->DevHandle
),
5964 (unsigned long long)le64_to_cpu(event_data
->SASAddress
),
5965 le16_to_cpu(event_data
->TaskTag
));
5966 if (event_data
->ReasonCode
== MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA
)
5967 pr_info(MPT3SAS_FMT
", ASC(0x%x), ASCQ(0x%x)\n", ioc
->name
,
5968 event_data
->ASC
, event_data
->ASCQ
);
5973 * _scsih_sas_device_status_change_event - handle device status change
5974 * @ioc: per adapter object
5975 * @fw_event: The fw_event_work object
5981 _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER
*ioc
,
5982 struct fw_event_work
*fw_event
)
5984 struct MPT3SAS_TARGET
*target_priv_data
;
5985 struct _sas_device
*sas_device
;
5987 unsigned long flags
;
5988 Mpi2EventDataSasDeviceStatusChange_t
*event_data
=
5989 (Mpi2EventDataSasDeviceStatusChange_t
*)
5990 fw_event
->event_data
;
5992 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
5993 _scsih_sas_device_status_change_event_debug(ioc
,
5996 /* In MPI Revision K (0xC), the internal device reset complete was
5997 * implemented, so avoid setting tm_busy flag for older firmware.
5999 if ((ioc
->facts
.HeaderVersion
>> 8) < 0xC)
6002 if (event_data
->ReasonCode
!=
6003 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET
&&
6004 event_data
->ReasonCode
!=
6005 MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET
)
6008 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
6009 sas_address
= le64_to_cpu(event_data
->SASAddress
);
6010 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
6013 if (!sas_device
|| !sas_device
->starget
)
6016 target_priv_data
= sas_device
->starget
->hostdata
;
6017 if (!target_priv_data
)
6020 if (event_data
->ReasonCode
==
6021 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET
)
6022 target_priv_data
->tm_busy
= 1;
6024 target_priv_data
->tm_busy
= 0;
6028 sas_device_put(sas_device
);
6030 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6035 * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure
6037 * @ioc: per adapter object
6038 * @event_data: event data payload
6044 _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
6045 Mpi2EventDataSasEnclDevStatusChange_t
*event_data
)
6047 char *reason_str
= NULL
;
6049 switch (event_data
->ReasonCode
) {
6050 case MPI2_EVENT_SAS_ENCL_RC_ADDED
:
6051 reason_str
= "enclosure add";
6053 case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING
:
6054 reason_str
= "enclosure remove";
6057 reason_str
= "unknown reason";
6061 pr_info(MPT3SAS_FMT
"enclosure status change: (%s)\n"
6062 "\thandle(0x%04x), enclosure logical id(0x%016llx)"
6063 " number slots(%d)\n", ioc
->name
, reason_str
,
6064 le16_to_cpu(event_data
->EnclosureHandle
),
6065 (unsigned long long)le64_to_cpu(event_data
->EnclosureLogicalID
),
6066 le16_to_cpu(event_data
->StartSlot
));
6070 * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events
6071 * @ioc: per adapter object
6072 * @fw_event: The fw_event_work object
6078 _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER
*ioc
,
6079 struct fw_event_work
*fw_event
)
6081 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
6082 _scsih_sas_enclosure_dev_status_change_event_debug(ioc
,
6083 (Mpi2EventDataSasEnclDevStatusChange_t
*)
6084 fw_event
->event_data
);
6088 * _scsih_sas_broadcast_primitive_event - handle broadcast events
6089 * @ioc: per adapter object
6090 * @fw_event: The fw_event_work object
6096 _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER
*ioc
,
6097 struct fw_event_work
*fw_event
)
6099 struct scsi_cmnd
*scmd
;
6100 struct scsi_device
*sdev
;
6103 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
6104 u32 termination_count
;
6106 Mpi2SCSITaskManagementReply_t
*mpi_reply
;
6107 Mpi2EventDataSasBroadcastPrimitive_t
*event_data
=
6108 (Mpi2EventDataSasBroadcastPrimitive_t
*)
6109 fw_event
->event_data
;
6111 unsigned long flags
;
6114 u8 task_abort_retries
;
6116 mutex_lock(&ioc
->tm_cmds
.mutex
);
6118 "%s: enter: phy number(%d), width(%d)\n",
6119 ioc
->name
, __func__
, event_data
->PhyNum
,
6120 event_data
->PortWidth
);
6122 _scsih_block_io_all_device(ioc
);
6124 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6125 mpi_reply
= ioc
->tm_cmds
.reply
;
6126 broadcast_aen_retry
:
6128 /* sanity checks for retrying this loop */
6129 if (max_retries
++ == 5) {
6130 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
"%s: giving up\n",
6131 ioc
->name
, __func__
));
6133 } else if (max_retries
> 1)
6134 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
"%s: %d retry\n",
6135 ioc
->name
, __func__
, max_retries
- 1));
6137 termination_count
= 0;
6139 for (smid
= 1; smid
<= ioc
->scsiio_depth
; smid
++) {
6140 if (ioc
->shost_recovery
)
6142 scmd
= _scsih_scsi_lookup_get(ioc
, smid
);
6145 sdev
= scmd
->device
;
6146 sas_device_priv_data
= sdev
->hostdata
;
6147 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
)
6149 /* skip hidden raid components */
6150 if (sas_device_priv_data
->sas_target
->flags
&
6151 MPT_TARGET_FLAGS_RAID_COMPONENT
)
6154 if (sas_device_priv_data
->sas_target
->flags
&
6155 MPT_TARGET_FLAGS_VOLUME
)
6158 handle
= sas_device_priv_data
->sas_target
->handle
;
6159 lun
= sas_device_priv_data
->lun
;
6162 if (ioc
->shost_recovery
)
6165 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
6166 r
= mpt3sas_scsih_issue_tm(ioc
, handle
, 0, 0, lun
,
6167 MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK
, smid
, 30);
6169 sdev_printk(KERN_WARNING
, sdev
,
6170 "mpt3sas_scsih_issue_tm: FAILED when sending "
6171 "QUERY_TASK: scmd(%p)\n", scmd
);
6172 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6173 goto broadcast_aen_retry
;
6175 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
)
6176 & MPI2_IOCSTATUS_MASK
;
6177 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6178 sdev_printk(KERN_WARNING
, sdev
,
6179 "query task: FAILED with IOCSTATUS(0x%04x), scmd(%p)\n",
6181 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6182 goto broadcast_aen_retry
;
6185 /* see if IO is still owned by IOC and target */
6186 if (mpi_reply
->ResponseCode
==
6187 MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED
||
6188 mpi_reply
->ResponseCode
==
6189 MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC
) {
6190 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6193 task_abort_retries
= 0;
6195 if (task_abort_retries
++ == 60) {
6196 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6197 "%s: ABORT_TASK: giving up\n", ioc
->name
,
6199 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6200 goto broadcast_aen_retry
;
6203 if (ioc
->shost_recovery
)
6206 r
= mpt3sas_scsih_issue_tm(ioc
, handle
, sdev
->channel
, sdev
->id
,
6207 sdev
->lun
, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
, smid
,
6210 sdev_printk(KERN_WARNING
, sdev
,
6211 "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : "
6212 "scmd(%p)\n", scmd
);
6216 if (task_abort_retries
> 1)
6217 sdev_printk(KERN_WARNING
, sdev
,
6218 "mpt3sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):"
6220 task_abort_retries
- 1, scmd
);
6222 termination_count
+= le32_to_cpu(mpi_reply
->TerminationCount
);
6223 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6226 if (ioc
->broadcast_aen_pending
) {
6227 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6228 "%s: loop back due to pending AEN\n",
6229 ioc
->name
, __func__
));
6230 ioc
->broadcast_aen_pending
= 0;
6231 goto broadcast_aen_retry
;
6235 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
6238 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6239 "%s - exit, query_count = %d termination_count = %d\n",
6240 ioc
->name
, __func__
, query_count
, termination_count
));
6242 ioc
->broadcast_aen_busy
= 0;
6243 if (!ioc
->shost_recovery
)
6244 _scsih_ublock_io_all_device(ioc
);
6245 mutex_unlock(&ioc
->tm_cmds
.mutex
);
6249 * _scsih_sas_discovery_event - handle discovery events
6250 * @ioc: per adapter object
6251 * @fw_event: The fw_event_work object
6257 _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER
*ioc
,
6258 struct fw_event_work
*fw_event
)
6260 Mpi2EventDataSasDiscovery_t
*event_data
=
6261 (Mpi2EventDataSasDiscovery_t
*) fw_event
->event_data
;
6263 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
) {
6264 pr_info(MPT3SAS_FMT
"discovery event: (%s)", ioc
->name
,
6265 (event_data
->ReasonCode
== MPI2_EVENT_SAS_DISC_RC_STARTED
) ?
6267 if (event_data
->DiscoveryStatus
)
6268 pr_info("discovery_status(0x%08x)",
6269 le32_to_cpu(event_data
->DiscoveryStatus
));
6273 if (event_data
->ReasonCode
== MPI2_EVENT_SAS_DISC_RC_STARTED
&&
6274 !ioc
->sas_hba
.num_phys
) {
6275 if (disable_discovery
> 0 && ioc
->shost_recovery
) {
6276 /* Wait for the reset to complete */
6277 while (ioc
->shost_recovery
)
6280 _scsih_sas_host_add(ioc
);
6285 * _scsih_ir_fastpath - turn on fastpath for IR physdisk
6286 * @ioc: per adapter object
6287 * @handle: device handle for physical disk
6288 * @phys_disk_num: physical disk number
6290 * Return 0 for success, else failure.
6293 _scsih_ir_fastpath(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
, u8 phys_disk_num
)
6295 Mpi2RaidActionRequest_t
*mpi_request
;
6296 Mpi2RaidActionReply_t
*mpi_reply
;
6303 if (ioc
->hba_mpi_version_belonged
== MPI2_VERSION
)
6306 mutex_lock(&ioc
->scsih_cmds
.mutex
);
6308 if (ioc
->scsih_cmds
.status
!= MPT3_CMD_NOT_USED
) {
6309 pr_err(MPT3SAS_FMT
"%s: scsih_cmd in use\n",
6310 ioc
->name
, __func__
);
6314 ioc
->scsih_cmds
.status
= MPT3_CMD_PENDING
;
6316 smid
= mpt3sas_base_get_smid(ioc
, ioc
->scsih_cb_idx
);
6318 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
6319 ioc
->name
, __func__
);
6320 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
6325 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
6326 ioc
->scsih_cmds
.smid
= smid
;
6327 memset(mpi_request
, 0, sizeof(Mpi2RaidActionRequest_t
));
6329 mpi_request
->Function
= MPI2_FUNCTION_RAID_ACTION
;
6330 mpi_request
->Action
= MPI2_RAID_ACTION_PHYSDISK_HIDDEN
;
6331 mpi_request
->PhysDiskNum
= phys_disk_num
;
6333 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
"IR RAID_ACTION: turning fast "\
6334 "path on for handle(0x%04x), phys_disk_num (0x%02x)\n", ioc
->name
,
6335 handle
, phys_disk_num
));
6337 init_completion(&ioc
->scsih_cmds
.done
);
6338 ioc
->put_smid_default(ioc
, smid
);
6339 wait_for_completion_timeout(&ioc
->scsih_cmds
.done
, 10*HZ
);
6341 if (!(ioc
->scsih_cmds
.status
& MPT3_CMD_COMPLETE
)) {
6342 pr_err(MPT3SAS_FMT
"%s: timeout\n",
6343 ioc
->name
, __func__
);
6344 if (!(ioc
->scsih_cmds
.status
& MPT3_CMD_RESET
))
6350 if (ioc
->scsih_cmds
.status
& MPT3_CMD_REPLY_VALID
) {
6352 mpi_reply
= ioc
->scsih_cmds
.reply
;
6353 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
);
6354 if (ioc_status
& MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE
)
6355 log_info
= le32_to_cpu(mpi_reply
->IOCLogInfo
);
6358 ioc_status
&= MPI2_IOCSTATUS_MASK
;
6359 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6360 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6361 "IR RAID_ACTION: failed: ioc_status(0x%04x), "
6362 "loginfo(0x%08x)!!!\n", ioc
->name
, ioc_status
,
6366 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6367 "IR RAID_ACTION: completed successfully\n",
6372 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
6373 mutex_unlock(&ioc
->scsih_cmds
.mutex
);
6376 mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
6381 * _scsih_reprobe_lun - reprobing lun
6382 * @sdev: scsi device struct
6383 * @no_uld_attach: sdev->no_uld_attach flag setting
6387 _scsih_reprobe_lun(struct scsi_device
*sdev
, void *no_uld_attach
)
6389 sdev
->no_uld_attach
= no_uld_attach
? 1 : 0;
6390 sdev_printk(KERN_INFO
, sdev
, "%s raid component\n",
6391 sdev
->no_uld_attach
? "hiding" : "exposing");
6392 WARN_ON(scsi_device_reprobe(sdev
));
6396 * _scsih_sas_volume_add - add new volume
6397 * @ioc: per adapter object
6398 * @element: IR config element data
6404 _scsih_sas_volume_add(struct MPT3SAS_ADAPTER
*ioc
,
6405 Mpi2EventIrConfigElement_t
*element
)
6407 struct _raid_device
*raid_device
;
6408 unsigned long flags
;
6410 u16 handle
= le16_to_cpu(element
->VolDevHandle
);
6413 mpt3sas_config_get_volume_wwid(ioc
, handle
, &wwid
);
6416 "failure at %s:%d/%s()!\n", ioc
->name
,
6417 __FILE__
, __LINE__
, __func__
);
6421 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6422 raid_device
= _scsih_raid_device_find_by_wwid(ioc
, wwid
);
6423 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6428 raid_device
= kzalloc(sizeof(struct _raid_device
), GFP_KERNEL
);
6431 "failure at %s:%d/%s()!\n", ioc
->name
,
6432 __FILE__
, __LINE__
, __func__
);
6436 raid_device
->id
= ioc
->sas_id
++;
6437 raid_device
->channel
= RAID_CHANNEL
;
6438 raid_device
->handle
= handle
;
6439 raid_device
->wwid
= wwid
;
6440 _scsih_raid_device_add(ioc
, raid_device
);
6441 if (!ioc
->wait_for_discovery_to_complete
) {
6442 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
6443 raid_device
->id
, 0);
6445 _scsih_raid_device_remove(ioc
, raid_device
);
6447 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6448 _scsih_determine_boot_device(ioc
, raid_device
, 1);
6449 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6454 * _scsih_sas_volume_delete - delete volume
6455 * @ioc: per adapter object
6456 * @handle: volume device handle
6462 _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
6464 struct _raid_device
*raid_device
;
6465 unsigned long flags
;
6466 struct MPT3SAS_TARGET
*sas_target_priv_data
;
6467 struct scsi_target
*starget
= NULL
;
6469 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6470 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
6472 if (raid_device
->starget
) {
6473 starget
= raid_device
->starget
;
6474 sas_target_priv_data
= starget
->hostdata
;
6475 sas_target_priv_data
->deleted
= 1;
6477 pr_info(MPT3SAS_FMT
"removing handle(0x%04x), wwid(0x%016llx)\n",
6478 ioc
->name
, raid_device
->handle
,
6479 (unsigned long long) raid_device
->wwid
);
6480 list_del(&raid_device
->list
);
6483 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6485 scsi_remove_target(&starget
->dev
);
6489 * _scsih_sas_pd_expose - expose pd component to /dev/sdX
6490 * @ioc: per adapter object
6491 * @element: IR config element data
6497 _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER
*ioc
,
6498 Mpi2EventIrConfigElement_t
*element
)
6500 struct _sas_device
*sas_device
;
6501 struct scsi_target
*starget
= NULL
;
6502 struct MPT3SAS_TARGET
*sas_target_priv_data
;
6503 unsigned long flags
;
6504 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6506 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
6507 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
6509 sas_device
->volume_handle
= 0;
6510 sas_device
->volume_wwid
= 0;
6511 clear_bit(handle
, ioc
->pd_handles
);
6512 if (sas_device
->starget
&& sas_device
->starget
->hostdata
) {
6513 starget
= sas_device
->starget
;
6514 sas_target_priv_data
= starget
->hostdata
;
6515 sas_target_priv_data
->flags
&=
6516 ~MPT_TARGET_FLAGS_RAID_COMPONENT
;
6519 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6523 /* exposing raid component */
6525 starget_for_each_device(starget
, NULL
, _scsih_reprobe_lun
);
6527 sas_device_put(sas_device
);
6531 * _scsih_sas_pd_hide - hide pd component from /dev/sdX
6532 * @ioc: per adapter object
6533 * @element: IR config element data
6539 _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER
*ioc
,
6540 Mpi2EventIrConfigElement_t
*element
)
6542 struct _sas_device
*sas_device
;
6543 struct scsi_target
*starget
= NULL
;
6544 struct MPT3SAS_TARGET
*sas_target_priv_data
;
6545 unsigned long flags
;
6546 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6547 u16 volume_handle
= 0;
6548 u64 volume_wwid
= 0;
6550 mpt3sas_config_get_volume_handle(ioc
, handle
, &volume_handle
);
6552 mpt3sas_config_get_volume_wwid(ioc
, volume_handle
,
6555 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
6556 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
6558 set_bit(handle
, ioc
->pd_handles
);
6559 if (sas_device
->starget
&& sas_device
->starget
->hostdata
) {
6560 starget
= sas_device
->starget
;
6561 sas_target_priv_data
= starget
->hostdata
;
6562 sas_target_priv_data
->flags
|=
6563 MPT_TARGET_FLAGS_RAID_COMPONENT
;
6564 sas_device
->volume_handle
= volume_handle
;
6565 sas_device
->volume_wwid
= volume_wwid
;
6568 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6572 /* hiding raid component */
6573 _scsih_ir_fastpath(ioc
, handle
, element
->PhysDiskNum
);
6576 starget_for_each_device(starget
, (void *)1, _scsih_reprobe_lun
);
6578 sas_device_put(sas_device
);
6582 * _scsih_sas_pd_delete - delete pd component
6583 * @ioc: per adapter object
6584 * @element: IR config element data
6590 _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER
*ioc
,
6591 Mpi2EventIrConfigElement_t
*element
)
6593 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6595 _scsih_device_remove_by_handle(ioc
, handle
);
6599 * _scsih_sas_pd_add - remove pd component
6600 * @ioc: per adapter object
6601 * @element: IR config element data
6607 _scsih_sas_pd_add(struct MPT3SAS_ADAPTER
*ioc
,
6608 Mpi2EventIrConfigElement_t
*element
)
6610 struct _sas_device
*sas_device
;
6611 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6612 Mpi2ConfigReply_t mpi_reply
;
6613 Mpi2SasDevicePage0_t sas_device_pg0
;
6618 set_bit(handle
, ioc
->pd_handles
);
6620 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
6622 _scsih_ir_fastpath(ioc
, handle
, element
->PhysDiskNum
);
6623 sas_device_put(sas_device
);
6627 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
6628 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
6629 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6630 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6634 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6635 MPI2_IOCSTATUS_MASK
;
6636 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6637 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6638 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6642 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
6643 if (!_scsih_get_sas_address(ioc
, parent_handle
, &sas_address
))
6644 mpt3sas_transport_update_links(ioc
, sas_address
, handle
,
6645 sas_device_pg0
.PhyNum
, MPI2_SAS_NEG_LINK_RATE_1_5
);
6647 _scsih_ir_fastpath(ioc
, handle
, element
->PhysDiskNum
);
6648 _scsih_add_device(ioc
, handle
, 0, 1);
6652 * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events
6653 * @ioc: per adapter object
6654 * @event_data: event data payload
6660 _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
6661 Mpi2EventDataIrConfigChangeList_t
*event_data
)
6663 Mpi2EventIrConfigElement_t
*element
;
6666 char *reason_str
= NULL
, *element_str
= NULL
;
6668 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
6670 pr_info(MPT3SAS_FMT
"raid config change: (%s), elements(%d)\n",
6671 ioc
->name
, (le32_to_cpu(event_data
->Flags
) &
6672 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
) ?
6673 "foreign" : "native", event_data
->NumElements
);
6674 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
6675 switch (element
->ReasonCode
) {
6676 case MPI2_EVENT_IR_CHANGE_RC_ADDED
:
6679 case MPI2_EVENT_IR_CHANGE_RC_REMOVED
:
6680 reason_str
= "remove";
6682 case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE
:
6683 reason_str
= "no change";
6685 case MPI2_EVENT_IR_CHANGE_RC_HIDE
:
6686 reason_str
= "hide";
6688 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE
:
6689 reason_str
= "unhide";
6691 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED
:
6692 reason_str
= "volume_created";
6694 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED
:
6695 reason_str
= "volume_deleted";
6697 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED
:
6698 reason_str
= "pd_created";
6700 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED
:
6701 reason_str
= "pd_deleted";
6704 reason_str
= "unknown reason";
6707 element_type
= le16_to_cpu(element
->ElementFlags
) &
6708 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK
;
6709 switch (element_type
) {
6710 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT
:
6711 element_str
= "volume";
6713 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT
:
6714 element_str
= "phys disk";
6716 case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT
:
6717 element_str
= "hot spare";
6720 element_str
= "unknown element";
6723 pr_info("\t(%s:%s), vol handle(0x%04x), " \
6724 "pd handle(0x%04x), pd num(0x%02x)\n", element_str
,
6725 reason_str
, le16_to_cpu(element
->VolDevHandle
),
6726 le16_to_cpu(element
->PhysDiskDevHandle
),
6727 element
->PhysDiskNum
);
6732 * _scsih_sas_ir_config_change_event - handle ir configuration change events
6733 * @ioc: per adapter object
6734 * @fw_event: The fw_event_work object
6740 _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER
*ioc
,
6741 struct fw_event_work
*fw_event
)
6743 Mpi2EventIrConfigElement_t
*element
;
6746 Mpi2EventDataIrConfigChangeList_t
*event_data
=
6747 (Mpi2EventDataIrConfigChangeList_t
*)
6748 fw_event
->event_data
;
6750 if ((ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
) &&
6751 (!ioc
->hide_ir_msg
))
6752 _scsih_sas_ir_config_change_event_debug(ioc
, event_data
);
6754 foreign_config
= (le32_to_cpu(event_data
->Flags
) &
6755 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
) ? 1 : 0;
6757 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
6758 if (ioc
->shost_recovery
&&
6759 ioc
->hba_mpi_version_belonged
!= MPI2_VERSION
) {
6760 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
6761 if (element
->ReasonCode
== MPI2_EVENT_IR_CHANGE_RC_HIDE
)
6762 _scsih_ir_fastpath(ioc
,
6763 le16_to_cpu(element
->PhysDiskDevHandle
),
6764 element
->PhysDiskNum
);
6769 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
6771 switch (element
->ReasonCode
) {
6772 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED
:
6773 case MPI2_EVENT_IR_CHANGE_RC_ADDED
:
6774 if (!foreign_config
)
6775 _scsih_sas_volume_add(ioc
, element
);
6777 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED
:
6778 case MPI2_EVENT_IR_CHANGE_RC_REMOVED
:
6779 if (!foreign_config
)
6780 _scsih_sas_volume_delete(ioc
,
6781 le16_to_cpu(element
->VolDevHandle
));
6783 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED
:
6784 if (!ioc
->is_warpdrive
)
6785 _scsih_sas_pd_hide(ioc
, element
);
6787 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED
:
6788 if (!ioc
->is_warpdrive
)
6789 _scsih_sas_pd_expose(ioc
, element
);
6791 case MPI2_EVENT_IR_CHANGE_RC_HIDE
:
6792 if (!ioc
->is_warpdrive
)
6793 _scsih_sas_pd_add(ioc
, element
);
6795 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE
:
6796 if (!ioc
->is_warpdrive
)
6797 _scsih_sas_pd_delete(ioc
, element
);
6804 * _scsih_sas_ir_volume_event - IR volume event
6805 * @ioc: per adapter object
6806 * @fw_event: The fw_event_work object
6812 _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER
*ioc
,
6813 struct fw_event_work
*fw_event
)
6816 unsigned long flags
;
6817 struct _raid_device
*raid_device
;
6821 Mpi2EventDataIrVolume_t
*event_data
=
6822 (Mpi2EventDataIrVolume_t
*) fw_event
->event_data
;
6824 if (ioc
->shost_recovery
)
6827 if (event_data
->ReasonCode
!= MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED
)
6830 handle
= le16_to_cpu(event_data
->VolDevHandle
);
6831 state
= le32_to_cpu(event_data
->NewValue
);
6832 if (!ioc
->hide_ir_msg
)
6833 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6834 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6835 ioc
->name
, __func__
, handle
,
6836 le32_to_cpu(event_data
->PreviousValue
), state
));
6838 case MPI2_RAID_VOL_STATE_MISSING
:
6839 case MPI2_RAID_VOL_STATE_FAILED
:
6840 _scsih_sas_volume_delete(ioc
, handle
);
6843 case MPI2_RAID_VOL_STATE_ONLINE
:
6844 case MPI2_RAID_VOL_STATE_DEGRADED
:
6845 case MPI2_RAID_VOL_STATE_OPTIMAL
:
6847 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6848 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
6849 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6854 mpt3sas_config_get_volume_wwid(ioc
, handle
, &wwid
);
6857 "failure at %s:%d/%s()!\n", ioc
->name
,
6858 __FILE__
, __LINE__
, __func__
);
6862 raid_device
= kzalloc(sizeof(struct _raid_device
), GFP_KERNEL
);
6865 "failure at %s:%d/%s()!\n", ioc
->name
,
6866 __FILE__
, __LINE__
, __func__
);
6870 raid_device
->id
= ioc
->sas_id
++;
6871 raid_device
->channel
= RAID_CHANNEL
;
6872 raid_device
->handle
= handle
;
6873 raid_device
->wwid
= wwid
;
6874 _scsih_raid_device_add(ioc
, raid_device
);
6875 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
6876 raid_device
->id
, 0);
6878 _scsih_raid_device_remove(ioc
, raid_device
);
6881 case MPI2_RAID_VOL_STATE_INITIALIZING
:
6888 * _scsih_sas_ir_physical_disk_event - PD event
6889 * @ioc: per adapter object
6890 * @fw_event: The fw_event_work object
6896 _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER
*ioc
,
6897 struct fw_event_work
*fw_event
)
6899 u16 handle
, parent_handle
;
6901 struct _sas_device
*sas_device
;
6902 Mpi2ConfigReply_t mpi_reply
;
6903 Mpi2SasDevicePage0_t sas_device_pg0
;
6905 Mpi2EventDataIrPhysicalDisk_t
*event_data
=
6906 (Mpi2EventDataIrPhysicalDisk_t
*) fw_event
->event_data
;
6909 if (ioc
->shost_recovery
)
6912 if (event_data
->ReasonCode
!= MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED
)
6915 handle
= le16_to_cpu(event_data
->PhysDiskDevHandle
);
6916 state
= le32_to_cpu(event_data
->NewValue
);
6918 if (!ioc
->hide_ir_msg
)
6919 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6920 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6921 ioc
->name
, __func__
, handle
,
6922 le32_to_cpu(event_data
->PreviousValue
), state
));
6925 case MPI2_RAID_PD_STATE_ONLINE
:
6926 case MPI2_RAID_PD_STATE_DEGRADED
:
6927 case MPI2_RAID_PD_STATE_REBUILDING
:
6928 case MPI2_RAID_PD_STATE_OPTIMAL
:
6929 case MPI2_RAID_PD_STATE_HOT_SPARE
:
6931 if (!ioc
->is_warpdrive
)
6932 set_bit(handle
, ioc
->pd_handles
);
6934 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
6936 sas_device_put(sas_device
);
6940 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
6941 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
,
6943 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6944 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6948 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6949 MPI2_IOCSTATUS_MASK
;
6950 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6951 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6952 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6956 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
6957 if (!_scsih_get_sas_address(ioc
, parent_handle
, &sas_address
))
6958 mpt3sas_transport_update_links(ioc
, sas_address
, handle
,
6959 sas_device_pg0
.PhyNum
, MPI2_SAS_NEG_LINK_RATE_1_5
);
6961 _scsih_add_device(ioc
, handle
, 0, 1);
6965 case MPI2_RAID_PD_STATE_OFFLINE
:
6966 case MPI2_RAID_PD_STATE_NOT_CONFIGURED
:
6967 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE
:
6974 * _scsih_sas_ir_operation_status_event_debug - debug for IR op event
6975 * @ioc: per adapter object
6976 * @event_data: event data payload
6982 _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
6983 Mpi2EventDataIrOperationStatus_t
*event_data
)
6985 char *reason_str
= NULL
;
6987 switch (event_data
->RAIDOperation
) {
6988 case MPI2_EVENT_IR_RAIDOP_RESYNC
:
6989 reason_str
= "resync";
6991 case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION
:
6992 reason_str
= "online capacity expansion";
6994 case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK
:
6995 reason_str
= "consistency check";
6997 case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT
:
6998 reason_str
= "background init";
7000 case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT
:
7001 reason_str
= "make data consistent";
7008 pr_info(MPT3SAS_FMT
"raid operational status: (%s)" \
7009 "\thandle(0x%04x), percent complete(%d)\n",
7010 ioc
->name
, reason_str
,
7011 le16_to_cpu(event_data
->VolDevHandle
),
7012 event_data
->PercentComplete
);
7016 * _scsih_sas_ir_operation_status_event - handle RAID operation events
7017 * @ioc: per adapter object
7018 * @fw_event: The fw_event_work object
7024 _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER
*ioc
,
7025 struct fw_event_work
*fw_event
)
7027 Mpi2EventDataIrOperationStatus_t
*event_data
=
7028 (Mpi2EventDataIrOperationStatus_t
*)
7029 fw_event
->event_data
;
7030 static struct _raid_device
*raid_device
;
7031 unsigned long flags
;
7034 if ((ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
) &&
7035 (!ioc
->hide_ir_msg
))
7036 _scsih_sas_ir_operation_status_event_debug(ioc
,
7039 /* code added for raid transport support */
7040 if (event_data
->RAIDOperation
== MPI2_EVENT_IR_RAIDOP_RESYNC
) {
7042 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
7043 handle
= le16_to_cpu(event_data
->VolDevHandle
);
7044 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
7046 raid_device
->percent_complete
=
7047 event_data
->PercentComplete
;
7048 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7053 * _scsih_prep_device_scan - initialize parameters prior to device scan
7054 * @ioc: per adapter object
7056 * Set the deleted flag prior to device scan. If the device is found during
7057 * the scan, then we clear the deleted flag.
7060 _scsih_prep_device_scan(struct MPT3SAS_ADAPTER
*ioc
)
7062 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
7063 struct scsi_device
*sdev
;
7065 shost_for_each_device(sdev
, ioc
->shost
) {
7066 sas_device_priv_data
= sdev
->hostdata
;
7067 if (sas_device_priv_data
&& sas_device_priv_data
->sas_target
)
7068 sas_device_priv_data
->sas_target
->deleted
= 1;
7073 * _scsih_mark_responding_sas_device - mark a sas_devices as responding
7074 * @ioc: per adapter object
7075 * @sas_device_pg0: SAS Device page 0
7077 * After host reset, find out whether devices are still responding.
7078 * Used in _scsih_remove_unresponsive_sas_devices.
7083 _scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER
*ioc
,
7084 Mpi2SasDevicePage0_t
*sas_device_pg0
)
7086 struct MPT3SAS_TARGET
*sas_target_priv_data
= NULL
;
7087 struct scsi_target
*starget
;
7088 struct _sas_device
*sas_device
;
7089 unsigned long flags
;
7091 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
7092 list_for_each_entry(sas_device
, &ioc
->sas_device_list
, list
) {
7093 if ((sas_device
->sas_address
== sas_device_pg0
->SASAddress
) &&
7094 (sas_device
->slot
== sas_device_pg0
->Slot
)) {
7095 sas_device
->responding
= 1;
7096 starget
= sas_device
->starget
;
7097 if (starget
&& starget
->hostdata
) {
7098 sas_target_priv_data
= starget
->hostdata
;
7099 sas_target_priv_data
->tm_busy
= 0;
7100 sas_target_priv_data
->deleted
= 0;
7102 sas_target_priv_data
= NULL
;
7104 starget_printk(KERN_INFO
, starget
,
7105 "handle(0x%04x), sas_addr(0x%016llx)\n",
7106 sas_device_pg0
->DevHandle
,
7107 (unsigned long long)
7108 sas_device
->sas_address
);
7110 if (sas_device
->enclosure_handle
!= 0)
7111 starget_printk(KERN_INFO
, starget
,
7112 "enclosure logical id(0x%016llx),"
7114 (unsigned long long)
7115 sas_device
->enclosure_logical_id
,
7118 if (sas_device_pg0
->Flags
&
7119 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID
) {
7120 sas_device
->enclosure_level
=
7121 sas_device_pg0
->EnclosureLevel
;
7122 memcpy(&sas_device
->connector_name
[0],
7123 &sas_device_pg0
->ConnectorName
[0], 4);
7125 sas_device
->enclosure_level
= 0;
7126 sas_device
->connector_name
[0] = '\0';
7129 if (sas_device
->handle
== sas_device_pg0
->DevHandle
)
7131 pr_info("\thandle changed from(0x%04x)!!!\n",
7132 sas_device
->handle
);
7133 sas_device
->handle
= sas_device_pg0
->DevHandle
;
7134 if (sas_target_priv_data
)
7135 sas_target_priv_data
->handle
=
7136 sas_device_pg0
->DevHandle
;
7141 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
7145 * _scsih_search_responding_sas_devices -
7146 * @ioc: per adapter object
7148 * After host reset, find out whether devices are still responding.
7154 _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER
*ioc
)
7156 Mpi2SasDevicePage0_t sas_device_pg0
;
7157 Mpi2ConfigReply_t mpi_reply
;
7162 pr_info(MPT3SAS_FMT
"search for end-devices: start\n", ioc
->name
);
7164 if (list_empty(&ioc
->sas_device_list
))
7168 while (!(mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
7169 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE
,
7171 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7172 MPI2_IOCSTATUS_MASK
;
7173 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
7175 handle
= sas_device_pg0
.DevHandle
=
7176 le16_to_cpu(sas_device_pg0
.DevHandle
);
7177 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
7178 if (!(_scsih_is_end_device(device_info
)))
7180 sas_device_pg0
.SASAddress
=
7181 le64_to_cpu(sas_device_pg0
.SASAddress
);
7182 sas_device_pg0
.Slot
= le16_to_cpu(sas_device_pg0
.Slot
);
7183 sas_device_pg0
.Flags
= le16_to_cpu(sas_device_pg0
.Flags
);
7184 _scsih_mark_responding_sas_device(ioc
, &sas_device_pg0
);
7188 pr_info(MPT3SAS_FMT
"search for end-devices: complete\n",
7193 * _scsih_mark_responding_raid_device - mark a raid_device as responding
7194 * @ioc: per adapter object
7195 * @wwid: world wide identifier for raid volume
7196 * @handle: device handle
7198 * After host reset, find out whether devices are still responding.
7199 * Used in _scsih_remove_unresponsive_raid_devices.
7204 _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER
*ioc
, u64 wwid
,
7207 struct MPT3SAS_TARGET
*sas_target_priv_data
= NULL
;
7208 struct scsi_target
*starget
;
7209 struct _raid_device
*raid_device
;
7210 unsigned long flags
;
7212 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
7213 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
7214 if (raid_device
->wwid
== wwid
&& raid_device
->starget
) {
7215 starget
= raid_device
->starget
;
7216 if (starget
&& starget
->hostdata
) {
7217 sas_target_priv_data
= starget
->hostdata
;
7218 sas_target_priv_data
->deleted
= 0;
7220 sas_target_priv_data
= NULL
;
7221 raid_device
->responding
= 1;
7222 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7223 starget_printk(KERN_INFO
, raid_device
->starget
,
7224 "handle(0x%04x), wwid(0x%016llx)\n", handle
,
7225 (unsigned long long)raid_device
->wwid
);
7228 * WARPDRIVE: The handles of the PDs might have changed
7229 * across the host reset so re-initialize the
7230 * required data for Direct IO
7232 mpt3sas_init_warpdrive_properties(ioc
, raid_device
);
7233 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
7234 if (raid_device
->handle
== handle
) {
7235 spin_unlock_irqrestore(&ioc
->raid_device_lock
,
7239 pr_info("\thandle changed from(0x%04x)!!!\n",
7240 raid_device
->handle
);
7241 raid_device
->handle
= handle
;
7242 if (sas_target_priv_data
)
7243 sas_target_priv_data
->handle
= handle
;
7244 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7248 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7252 * _scsih_search_responding_raid_devices -
7253 * @ioc: per adapter object
7255 * After host reset, find out whether devices are still responding.
7261 _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER
*ioc
)
7263 Mpi2RaidVolPage1_t volume_pg1
;
7264 Mpi2RaidVolPage0_t volume_pg0
;
7265 Mpi2RaidPhysDiskPage0_t pd_pg0
;
7266 Mpi2ConfigReply_t mpi_reply
;
7271 if (!ioc
->ir_firmware
)
7274 pr_info(MPT3SAS_FMT
"search for raid volumes: start\n",
7277 if (list_empty(&ioc
->raid_device_list
))
7281 while (!(mpt3sas_config_get_raid_volume_pg1(ioc
, &mpi_reply
,
7282 &volume_pg1
, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE
, handle
))) {
7283 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7284 MPI2_IOCSTATUS_MASK
;
7285 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
7287 handle
= le16_to_cpu(volume_pg1
.DevHandle
);
7289 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
,
7290 &volume_pg0
, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
7291 sizeof(Mpi2RaidVolPage0_t
)))
7294 if (volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_OPTIMAL
||
7295 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_ONLINE
||
7296 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_DEGRADED
)
7297 _scsih_mark_responding_raid_device(ioc
,
7298 le64_to_cpu(volume_pg1
.WWID
), handle
);
7301 /* refresh the pd_handles */
7302 if (!ioc
->is_warpdrive
) {
7303 phys_disk_num
= 0xFF;
7304 memset(ioc
->pd_handles
, 0, ioc
->pd_handles_sz
);
7305 while (!(mpt3sas_config_get_phys_disk_pg0(ioc
, &mpi_reply
,
7306 &pd_pg0
, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM
,
7308 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7309 MPI2_IOCSTATUS_MASK
;
7310 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
7312 phys_disk_num
= pd_pg0
.PhysDiskNum
;
7313 handle
= le16_to_cpu(pd_pg0
.DevHandle
);
7314 set_bit(handle
, ioc
->pd_handles
);
7318 pr_info(MPT3SAS_FMT
"search for responding raid volumes: complete\n",
7323 * _scsih_mark_responding_expander - mark a expander as responding
7324 * @ioc: per adapter object
7325 * @sas_address: sas address
7328 * After host reset, find out whether devices are still responding.
7329 * Used in _scsih_remove_unresponsive_expanders.
7334 _scsih_mark_responding_expander(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
,
7337 struct _sas_node
*sas_expander
;
7338 unsigned long flags
;
7341 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
7342 list_for_each_entry(sas_expander
, &ioc
->sas_expander_list
, list
) {
7343 if (sas_expander
->sas_address
!= sas_address
)
7345 sas_expander
->responding
= 1;
7346 if (sas_expander
->handle
== handle
)
7348 pr_info("\texpander(0x%016llx): handle changed" \
7349 " from(0x%04x) to (0x%04x)!!!\n",
7350 (unsigned long long)sas_expander
->sas_address
,
7351 sas_expander
->handle
, handle
);
7352 sas_expander
->handle
= handle
;
7353 for (i
= 0 ; i
< sas_expander
->num_phys
; i
++)
7354 sas_expander
->phy
[i
].handle
= handle
;
7358 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
7362 * _scsih_search_responding_expanders -
7363 * @ioc: per adapter object
7365 * After host reset, find out whether devices are still responding.
7371 _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER
*ioc
)
7373 Mpi2ExpanderPage0_t expander_pg0
;
7374 Mpi2ConfigReply_t mpi_reply
;
7379 pr_info(MPT3SAS_FMT
"search for expanders: start\n", ioc
->name
);
7381 if (list_empty(&ioc
->sas_expander_list
))
7385 while (!(mpt3sas_config_get_expander_pg0(ioc
, &mpi_reply
, &expander_pg0
,
7386 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL
, handle
))) {
7388 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7389 MPI2_IOCSTATUS_MASK
;
7390 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
7393 handle
= le16_to_cpu(expander_pg0
.DevHandle
);
7394 sas_address
= le64_to_cpu(expander_pg0
.SASAddress
);
7395 pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n",
7397 (unsigned long long)sas_address
);
7398 _scsih_mark_responding_expander(ioc
, sas_address
, handle
);
7402 pr_info(MPT3SAS_FMT
"search for expanders: complete\n", ioc
->name
);
7406 * _scsih_remove_unresponding_sas_devices - removing unresponding devices
7407 * @ioc: per adapter object
7412 _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER
*ioc
)
7414 struct _sas_device
*sas_device
, *sas_device_next
;
7415 struct _sas_node
*sas_expander
, *sas_expander_next
;
7416 struct _raid_device
*raid_device
, *raid_device_next
;
7417 struct list_head tmp_list
;
7418 unsigned long flags
;
7421 pr_info(MPT3SAS_FMT
"removing unresponding devices: start\n",
7424 /* removing unresponding end devices */
7425 pr_info(MPT3SAS_FMT
"removing unresponding devices: end-devices\n",
7428 * Iterate, pulling off devices marked as non-responding. We become the
7429 * owner for the reference the list had on any object we prune.
7431 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
7432 list_for_each_entry_safe(sas_device
, sas_device_next
,
7433 &ioc
->sas_device_list
, list
) {
7434 if (!sas_device
->responding
)
7435 list_move_tail(&sas_device
->list
, &head
);
7437 sas_device
->responding
= 0;
7439 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
7442 * Now, uninitialize and remove the unresponding devices we pruned.
7444 list_for_each_entry_safe(sas_device
, sas_device_next
, &head
, list
) {
7445 _scsih_remove_device(ioc
, sas_device
);
7446 list_del_init(&sas_device
->list
);
7447 sas_device_put(sas_device
);
7450 /* removing unresponding volumes */
7451 if (ioc
->ir_firmware
) {
7452 pr_info(MPT3SAS_FMT
"removing unresponding devices: volumes\n",
7454 list_for_each_entry_safe(raid_device
, raid_device_next
,
7455 &ioc
->raid_device_list
, list
) {
7456 if (!raid_device
->responding
)
7457 _scsih_sas_volume_delete(ioc
,
7458 raid_device
->handle
);
7460 raid_device
->responding
= 0;
7464 /* removing unresponding expanders */
7465 pr_info(MPT3SAS_FMT
"removing unresponding devices: expanders\n",
7467 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
7468 INIT_LIST_HEAD(&tmp_list
);
7469 list_for_each_entry_safe(sas_expander
, sas_expander_next
,
7470 &ioc
->sas_expander_list
, list
) {
7471 if (!sas_expander
->responding
)
7472 list_move_tail(&sas_expander
->list
, &tmp_list
);
7474 sas_expander
->responding
= 0;
7476 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
7477 list_for_each_entry_safe(sas_expander
, sas_expander_next
, &tmp_list
,
7479 list_del(&sas_expander
->list
);
7480 _scsih_expander_node_remove(ioc
, sas_expander
);
7483 pr_info(MPT3SAS_FMT
"removing unresponding devices: complete\n",
7486 /* unblock devices */
7487 _scsih_ublock_io_all_device(ioc
);
7491 _scsih_refresh_expander_links(struct MPT3SAS_ADAPTER
*ioc
,
7492 struct _sas_node
*sas_expander
, u16 handle
)
7494 Mpi2ExpanderPage1_t expander_pg1
;
7495 Mpi2ConfigReply_t mpi_reply
;
7498 for (i
= 0 ; i
< sas_expander
->num_phys
; i
++) {
7499 if ((mpt3sas_config_get_expander_pg1(ioc
, &mpi_reply
,
7500 &expander_pg1
, i
, handle
))) {
7501 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
7502 ioc
->name
, __FILE__
, __LINE__
, __func__
);
7506 mpt3sas_transport_update_links(ioc
, sas_expander
->sas_address
,
7507 le16_to_cpu(expander_pg1
.AttachedDevHandle
), i
,
7508 expander_pg1
.NegotiatedLinkRate
>> 4);
7513 * _scsih_scan_for_devices_after_reset - scan for devices after host reset
7514 * @ioc: per adapter object
7519 _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER
*ioc
)
7521 Mpi2ExpanderPage0_t expander_pg0
;
7522 Mpi2SasDevicePage0_t sas_device_pg0
;
7523 Mpi2RaidVolPage1_t volume_pg1
;
7524 Mpi2RaidVolPage0_t volume_pg0
;
7525 Mpi2RaidPhysDiskPage0_t pd_pg0
;
7526 Mpi2EventIrConfigElement_t element
;
7527 Mpi2ConfigReply_t mpi_reply
;
7530 u16 handle
, parent_handle
;
7532 struct _sas_device
*sas_device
;
7533 struct _sas_node
*expander_device
;
7534 static struct _raid_device
*raid_device
;
7536 unsigned long flags
;
7538 pr_info(MPT3SAS_FMT
"scan devices: start\n", ioc
->name
);
7540 _scsih_sas_host_refresh(ioc
);
7542 pr_info(MPT3SAS_FMT
"\tscan devices: expanders start\n", ioc
->name
);
7546 while (!(mpt3sas_config_get_expander_pg0(ioc
, &mpi_reply
, &expander_pg0
,
7547 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL
, handle
))) {
7548 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7549 MPI2_IOCSTATUS_MASK
;
7550 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7551 pr_info(MPT3SAS_FMT
"\tbreak from expander scan: " \
7552 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7553 ioc
->name
, ioc_status
,
7554 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7557 handle
= le16_to_cpu(expander_pg0
.DevHandle
);
7558 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
7559 expander_device
= mpt3sas_scsih_expander_find_by_sas_address(
7560 ioc
, le64_to_cpu(expander_pg0
.SASAddress
));
7561 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
7562 if (expander_device
)
7563 _scsih_refresh_expander_links(ioc
, expander_device
,
7566 pr_info(MPT3SAS_FMT
"\tBEFORE adding expander: " \
7567 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7568 handle
, (unsigned long long)
7569 le64_to_cpu(expander_pg0
.SASAddress
));
7570 _scsih_expander_add(ioc
, handle
);
7571 pr_info(MPT3SAS_FMT
"\tAFTER adding expander: " \
7572 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7573 handle
, (unsigned long long)
7574 le64_to_cpu(expander_pg0
.SASAddress
));
7578 pr_info(MPT3SAS_FMT
"\tscan devices: expanders complete\n",
7581 if (!ioc
->ir_firmware
)
7584 pr_info(MPT3SAS_FMT
"\tscan devices: phys disk start\n", ioc
->name
);
7587 phys_disk_num
= 0xFF;
7588 while (!(mpt3sas_config_get_phys_disk_pg0(ioc
, &mpi_reply
,
7589 &pd_pg0
, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM
,
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 phys disk scan: "\
7595 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7596 ioc
->name
, ioc_status
,
7597 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7600 phys_disk_num
= pd_pg0
.PhysDiskNum
;
7601 handle
= le16_to_cpu(pd_pg0
.DevHandle
);
7602 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
7604 sas_device_put(sas_device
);
7607 if (mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
7608 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
,
7611 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7612 MPI2_IOCSTATUS_MASK
;
7613 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7614 pr_info(MPT3SAS_FMT
"\tbreak from phys disk scan " \
7615 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7616 ioc
->name
, ioc_status
,
7617 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7620 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
7621 if (!_scsih_get_sas_address(ioc
, parent_handle
,
7623 pr_info(MPT3SAS_FMT
"\tBEFORE adding phys disk: " \
7624 " handle (0x%04x), sas_addr(0x%016llx)\n",
7625 ioc
->name
, handle
, (unsigned long long)
7626 le64_to_cpu(sas_device_pg0
.SASAddress
));
7627 mpt3sas_transport_update_links(ioc
, sas_address
,
7628 handle
, sas_device_pg0
.PhyNum
,
7629 MPI2_SAS_NEG_LINK_RATE_1_5
);
7630 set_bit(handle
, ioc
->pd_handles
);
7632 /* This will retry adding the end device.
7633 * _scsih_add_device() will decide on retries and
7634 * return "1" when it should be retried
7636 while (_scsih_add_device(ioc
, handle
, retry_count
++,
7640 pr_info(MPT3SAS_FMT
"\tAFTER adding phys disk: " \
7641 " handle (0x%04x), sas_addr(0x%016llx)\n",
7642 ioc
->name
, handle
, (unsigned long long)
7643 le64_to_cpu(sas_device_pg0
.SASAddress
));
7647 pr_info(MPT3SAS_FMT
"\tscan devices: phys disk complete\n",
7650 pr_info(MPT3SAS_FMT
"\tscan devices: volumes start\n", ioc
->name
);
7654 while (!(mpt3sas_config_get_raid_volume_pg1(ioc
, &mpi_reply
,
7655 &volume_pg1
, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE
, handle
))) {
7656 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7657 MPI2_IOCSTATUS_MASK
;
7658 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7659 pr_info(MPT3SAS_FMT
"\tbreak from volume scan: " \
7660 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7661 ioc
->name
, ioc_status
,
7662 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7665 handle
= le16_to_cpu(volume_pg1
.DevHandle
);
7666 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
7667 raid_device
= _scsih_raid_device_find_by_wwid(ioc
,
7668 le64_to_cpu(volume_pg1
.WWID
));
7669 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7672 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
,
7673 &volume_pg0
, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
7674 sizeof(Mpi2RaidVolPage0_t
)))
7676 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7677 MPI2_IOCSTATUS_MASK
;
7678 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7679 pr_info(MPT3SAS_FMT
"\tbreak from volume scan: " \
7680 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7681 ioc
->name
, ioc_status
,
7682 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7685 if (volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_OPTIMAL
||
7686 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_ONLINE
||
7687 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_DEGRADED
) {
7688 memset(&element
, 0, sizeof(Mpi2EventIrConfigElement_t
));
7689 element
.ReasonCode
= MPI2_EVENT_IR_CHANGE_RC_ADDED
;
7690 element
.VolDevHandle
= volume_pg1
.DevHandle
;
7692 "\tBEFORE adding volume: handle (0x%04x)\n",
7693 ioc
->name
, volume_pg1
.DevHandle
);
7694 _scsih_sas_volume_add(ioc
, &element
);
7696 "\tAFTER adding volume: handle (0x%04x)\n",
7697 ioc
->name
, volume_pg1
.DevHandle
);
7701 pr_info(MPT3SAS_FMT
"\tscan devices: volumes complete\n",
7706 pr_info(MPT3SAS_FMT
"\tscan devices: end devices start\n",
7711 while (!(mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
7712 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE
,
7714 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7715 MPI2_IOCSTATUS_MASK
;
7716 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7717 pr_info(MPT3SAS_FMT
"\tbreak from end device scan:"\
7718 " ioc_status(0x%04x), loginfo(0x%08x)\n",
7719 ioc
->name
, ioc_status
,
7720 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7723 handle
= le16_to_cpu(sas_device_pg0
.DevHandle
);
7724 if (!(_scsih_is_end_device(
7725 le32_to_cpu(sas_device_pg0
.DeviceInfo
))))
7727 sas_device
= mpt3sas_get_sdev_by_addr(ioc
,
7728 le64_to_cpu(sas_device_pg0
.SASAddress
));
7730 sas_device_put(sas_device
);
7733 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
7734 if (!_scsih_get_sas_address(ioc
, parent_handle
, &sas_address
)) {
7735 pr_info(MPT3SAS_FMT
"\tBEFORE adding end device: " \
7736 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7737 handle
, (unsigned long long)
7738 le64_to_cpu(sas_device_pg0
.SASAddress
));
7739 mpt3sas_transport_update_links(ioc
, sas_address
, handle
,
7740 sas_device_pg0
.PhyNum
, MPI2_SAS_NEG_LINK_RATE_1_5
);
7742 /* This will retry adding the end device.
7743 * _scsih_add_device() will decide on retries and
7744 * return "1" when it should be retried
7746 while (_scsih_add_device(ioc
, handle
, retry_count
++,
7750 pr_info(MPT3SAS_FMT
"\tAFTER adding end device: " \
7751 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7752 handle
, (unsigned long long)
7753 le64_to_cpu(sas_device_pg0
.SASAddress
));
7756 pr_info(MPT3SAS_FMT
"\tscan devices: end devices complete\n",
7759 pr_info(MPT3SAS_FMT
"scan devices: complete\n", ioc
->name
);
7762 * mpt3sas_scsih_reset_handler - reset callback handler (for scsih)
7763 * @ioc: per adapter object
7764 * @reset_phase: phase
7766 * The handler for doing any required cleanup or initialization.
7768 * The reset phase can be MPT3_IOC_PRE_RESET, MPT3_IOC_AFTER_RESET,
7769 * MPT3_IOC_DONE_RESET
7774 mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER
*ioc
, int reset_phase
)
7776 switch (reset_phase
) {
7777 case MPT3_IOC_PRE_RESET
:
7778 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
7779 "%s: MPT3_IOC_PRE_RESET\n", ioc
->name
, __func__
));
7781 case MPT3_IOC_AFTER_RESET
:
7782 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
7783 "%s: MPT3_IOC_AFTER_RESET\n", ioc
->name
, __func__
));
7784 if (ioc
->scsih_cmds
.status
& MPT3_CMD_PENDING
) {
7785 ioc
->scsih_cmds
.status
|= MPT3_CMD_RESET
;
7786 mpt3sas_base_free_smid(ioc
, ioc
->scsih_cmds
.smid
);
7787 complete(&ioc
->scsih_cmds
.done
);
7789 if (ioc
->tm_cmds
.status
& MPT3_CMD_PENDING
) {
7790 ioc
->tm_cmds
.status
|= MPT3_CMD_RESET
;
7791 mpt3sas_base_free_smid(ioc
, ioc
->tm_cmds
.smid
);
7792 complete(&ioc
->tm_cmds
.done
);
7795 memset(ioc
->pend_os_device_add
, 0, ioc
->pend_os_device_add_sz
);
7796 memset(ioc
->device_remove_in_progress
, 0,
7797 ioc
->device_remove_in_progress_sz
);
7798 _scsih_fw_event_cleanup_queue(ioc
);
7799 _scsih_flush_running_cmds(ioc
);
7801 case MPT3_IOC_DONE_RESET
:
7802 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
7803 "%s: MPT3_IOC_DONE_RESET\n", ioc
->name
, __func__
));
7804 if ((!ioc
->is_driver_loading
) && !(disable_discovery
> 0 &&
7805 !ioc
->sas_hba
.num_phys
)) {
7806 _scsih_prep_device_scan(ioc
);
7807 _scsih_search_responding_sas_devices(ioc
);
7808 _scsih_search_responding_raid_devices(ioc
);
7809 _scsih_search_responding_expanders(ioc
);
7810 _scsih_error_recovery_delete_devices(ioc
);
7817 * _mpt3sas_fw_work - delayed task for processing firmware events
7818 * @ioc: per adapter object
7819 * @fw_event: The fw_event_work object
7825 _mpt3sas_fw_work(struct MPT3SAS_ADAPTER
*ioc
, struct fw_event_work
*fw_event
)
7827 _scsih_fw_event_del_from_list(ioc
, fw_event
);
7829 /* the queue is being flushed so ignore this event */
7830 if (ioc
->remove_host
|| ioc
->pci_error_recovery
) {
7831 fw_event_work_put(fw_event
);
7835 switch (fw_event
->event
) {
7836 case MPT3SAS_PROCESS_TRIGGER_DIAG
:
7837 mpt3sas_process_trigger_data(ioc
,
7838 (struct SL_WH_TRIGGERS_EVENT_DATA_T
*)
7839 fw_event
->event_data
);
7841 case MPT3SAS_REMOVE_UNRESPONDING_DEVICES
:
7842 while (scsi_host_in_recovery(ioc
->shost
) ||
7843 ioc
->shost_recovery
) {
7845 * If we're unloading, bail. Otherwise, this can become
7848 if (ioc
->remove_host
)
7852 _scsih_remove_unresponding_sas_devices(ioc
);
7853 _scsih_scan_for_devices_after_reset(ioc
);
7855 case MPT3SAS_PORT_ENABLE_COMPLETE
:
7856 ioc
->start_scan
= 0;
7857 if (missing_delay
[0] != -1 && missing_delay
[1] != -1)
7858 mpt3sas_base_update_missing_delay(ioc
, missing_delay
[0],
7860 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
7861 "port enable: complete from worker thread\n",
7864 case MPT3SAS_TURN_ON_PFA_LED
:
7865 _scsih_turn_on_pfa_led(ioc
, fw_event
->device_handle
);
7867 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST
:
7868 _scsih_sas_topology_change_event(ioc
, fw_event
);
7870 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE
:
7871 _scsih_sas_device_status_change_event(ioc
, fw_event
);
7873 case MPI2_EVENT_SAS_DISCOVERY
:
7874 _scsih_sas_discovery_event(ioc
, fw_event
);
7876 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE
:
7877 _scsih_sas_broadcast_primitive_event(ioc
, fw_event
);
7879 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE
:
7880 _scsih_sas_enclosure_dev_status_change_event(ioc
,
7883 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST
:
7884 _scsih_sas_ir_config_change_event(ioc
, fw_event
);
7886 case MPI2_EVENT_IR_VOLUME
:
7887 _scsih_sas_ir_volume_event(ioc
, fw_event
);
7889 case MPI2_EVENT_IR_PHYSICAL_DISK
:
7890 _scsih_sas_ir_physical_disk_event(ioc
, fw_event
);
7892 case MPI2_EVENT_IR_OPERATION_STATUS
:
7893 _scsih_sas_ir_operation_status_event(ioc
, fw_event
);
7897 fw_event_work_put(fw_event
);
7901 * _firmware_event_work
7902 * @ioc: per adapter object
7903 * @work: The fw_event_work object
7906 * wrappers for the work thread handling firmware events
7912 _firmware_event_work(struct work_struct
*work
)
7914 struct fw_event_work
*fw_event
= container_of(work
,
7915 struct fw_event_work
, work
);
7917 _mpt3sas_fw_work(fw_event
->ioc
, fw_event
);
7921 * mpt3sas_scsih_event_callback - firmware event handler (called at ISR time)
7922 * @ioc: per adapter object
7923 * @msix_index: MSIX table index supplied by the OS
7924 * @reply: reply message frame(lower 32bit addr)
7925 * Context: interrupt.
7927 * This function merely adds a new work task into ioc->firmware_event_thread.
7928 * The tasks are worked from _firmware_event_work in user context.
7930 * Return 1 meaning mf should be freed from _base_interrupt
7931 * 0 means the mf is freed from this function.
7934 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER
*ioc
, u8 msix_index
,
7937 struct fw_event_work
*fw_event
;
7938 Mpi2EventNotificationReply_t
*mpi_reply
;
7941 Mpi26EventDataActiveCableExcept_t
*ActiveCableEventData
;
7943 /* events turned off due to host reset or driver unloading */
7944 if (ioc
->remove_host
|| ioc
->pci_error_recovery
)
7947 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
7949 if (unlikely(!mpi_reply
)) {
7950 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
7951 ioc
->name
, __FILE__
, __LINE__
, __func__
);
7955 event
= le16_to_cpu(mpi_reply
->Event
);
7957 if (event
!= MPI2_EVENT_LOG_ENTRY_ADDED
)
7958 mpt3sas_trigger_event(ioc
, event
, 0);
7962 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE
:
7964 Mpi2EventDataSasBroadcastPrimitive_t
*baen_data
=
7965 (Mpi2EventDataSasBroadcastPrimitive_t
*)
7966 mpi_reply
->EventData
;
7968 if (baen_data
->Primitive
!=
7969 MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT
)
7972 if (ioc
->broadcast_aen_busy
) {
7973 ioc
->broadcast_aen_pending
++;
7976 ioc
->broadcast_aen_busy
= 1;
7980 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST
:
7981 _scsih_check_topo_delete_events(ioc
,
7982 (Mpi2EventDataSasTopologyChangeList_t
*)
7983 mpi_reply
->EventData
);
7985 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST
:
7986 _scsih_check_ir_config_unhide_events(ioc
,
7987 (Mpi2EventDataIrConfigChangeList_t
*)
7988 mpi_reply
->EventData
);
7990 case MPI2_EVENT_IR_VOLUME
:
7991 _scsih_check_volume_delete_events(ioc
,
7992 (Mpi2EventDataIrVolume_t
*)
7993 mpi_reply
->EventData
);
7995 case MPI2_EVENT_LOG_ENTRY_ADDED
:
7997 Mpi2EventDataLogEntryAdded_t
*log_entry
;
8000 if (!ioc
->is_warpdrive
)
8003 log_entry
= (Mpi2EventDataLogEntryAdded_t
*)
8004 mpi_reply
->EventData
;
8005 log_code
= (u32
*)log_entry
->LogData
;
8007 if (le16_to_cpu(log_entry
->LogEntryQualifier
)
8008 != MPT2_WARPDRIVE_LOGENTRY
)
8011 switch (le32_to_cpu(*log_code
)) {
8012 case MPT2_WARPDRIVE_LC_SSDT
:
8013 pr_warn(MPT3SAS_FMT
"WarpDrive Warning: "
8014 "IO Throttling has occurred in the WarpDrive "
8015 "subsystem. Check WarpDrive documentation for "
8016 "additional details.\n", ioc
->name
);
8018 case MPT2_WARPDRIVE_LC_SSDLW
:
8019 pr_warn(MPT3SAS_FMT
"WarpDrive Warning: "
8020 "Program/Erase Cycles for the WarpDrive subsystem "
8021 "in degraded range. Check WarpDrive documentation "
8022 "for additional details.\n", ioc
->name
);
8024 case MPT2_WARPDRIVE_LC_SSDLF
:
8025 pr_err(MPT3SAS_FMT
"WarpDrive Fatal Error: "
8026 "There are no Program/Erase Cycles for the "
8027 "WarpDrive subsystem. The storage device will be "
8028 "in read-only mode. Check WarpDrive documentation "
8029 "for additional details.\n", ioc
->name
);
8031 case MPT2_WARPDRIVE_LC_BRMF
:
8032 pr_err(MPT3SAS_FMT
"WarpDrive Fatal Error: "
8033 "The Backup Rail Monitor has failed on the "
8034 "WarpDrive subsystem. Check WarpDrive "
8035 "documentation for additional details.\n",
8042 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE
:
8043 case MPI2_EVENT_IR_OPERATION_STATUS
:
8044 case MPI2_EVENT_SAS_DISCOVERY
:
8045 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE
:
8046 case MPI2_EVENT_IR_PHYSICAL_DISK
:
8049 case MPI2_EVENT_TEMP_THRESHOLD
:
8050 _scsih_temp_threshold_events(ioc
,
8051 (Mpi2EventDataTemperature_t
*)
8052 mpi_reply
->EventData
);
8054 case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION
:
8055 ActiveCableEventData
=
8056 (Mpi26EventDataActiveCableExcept_t
*) mpi_reply
->EventData
;
8057 switch (ActiveCableEventData
->ReasonCode
) {
8058 case MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER
:
8059 pr_notice(MPT3SAS_FMT
"Receptacle ID %d: This active cable"
8060 " requires %d mW of power\n", ioc
->name
,
8061 ActiveCableEventData
->ReceptacleID
,
8062 ActiveCableEventData
->ActiveCablePowerRequirement
);
8063 pr_notice(MPT3SAS_FMT
"Receptacle ID %d: Devices connected"
8064 " to this active cable will not be seen\n",
8065 ioc
->name
, ActiveCableEventData
->ReceptacleID
);
8068 case MPI26_EVENT_ACTIVE_CABLE_DEGRADED
:
8069 pr_notice(MPT3SAS_FMT
"ReceptacleID %d: This cable",
8070 ioc
->name
, ActiveCableEventData
->ReceptacleID
);
8071 pr_notice(" is not running at an optimal speed(12 Gb/s)\n");
8077 default: /* ignore the rest */
8081 sz
= le16_to_cpu(mpi_reply
->EventDataLength
) * 4;
8082 fw_event
= alloc_fw_event_work(sz
);
8084 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8085 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8089 memcpy(fw_event
->event_data
, mpi_reply
->EventData
, sz
);
8090 fw_event
->ioc
= ioc
;
8091 fw_event
->VF_ID
= mpi_reply
->VF_ID
;
8092 fw_event
->VP_ID
= mpi_reply
->VP_ID
;
8093 fw_event
->event
= event
;
8094 _scsih_fw_event_add(ioc
, fw_event
);
8095 fw_event_work_put(fw_event
);
8100 * _scsih_expander_node_remove - removing expander device from list.
8101 * @ioc: per adapter object
8102 * @sas_expander: the sas_device object
8103 * Context: Calling function should acquire ioc->sas_node_lock.
8105 * Removing object and freeing associated memory from the
8106 * ioc->sas_expander_list.
8111 _scsih_expander_node_remove(struct MPT3SAS_ADAPTER
*ioc
,
8112 struct _sas_node
*sas_expander
)
8114 struct _sas_port
*mpt3sas_port
, *next
;
8116 /* remove sibling ports attached to this expander */
8117 list_for_each_entry_safe(mpt3sas_port
, next
,
8118 &sas_expander
->sas_port_list
, port_list
) {
8119 if (ioc
->shost_recovery
)
8121 if (mpt3sas_port
->remote_identify
.device_type
==
8123 mpt3sas_device_remove_by_sas_address(ioc
,
8124 mpt3sas_port
->remote_identify
.sas_address
);
8125 else if (mpt3sas_port
->remote_identify
.device_type
==
8126 SAS_EDGE_EXPANDER_DEVICE
||
8127 mpt3sas_port
->remote_identify
.device_type
==
8128 SAS_FANOUT_EXPANDER_DEVICE
)
8129 mpt3sas_expander_remove(ioc
,
8130 mpt3sas_port
->remote_identify
.sas_address
);
8133 mpt3sas_transport_port_remove(ioc
, sas_expander
->sas_address
,
8134 sas_expander
->sas_address_parent
);
8137 "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n",
8139 sas_expander
->handle
, (unsigned long long)
8140 sas_expander
->sas_address
);
8142 kfree(sas_expander
->phy
);
8143 kfree(sas_expander
);
8147 * _scsih_ir_shutdown - IR shutdown notification
8148 * @ioc: per adapter object
8150 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that
8151 * the host system is shutting down.
8156 _scsih_ir_shutdown(struct MPT3SAS_ADAPTER
*ioc
)
8158 Mpi2RaidActionRequest_t
*mpi_request
;
8159 Mpi2RaidActionReply_t
*mpi_reply
;
8162 /* is IR firmware build loaded ? */
8163 if (!ioc
->ir_firmware
)
8166 /* are there any volumes ? */
8167 if (list_empty(&ioc
->raid_device_list
))
8170 mutex_lock(&ioc
->scsih_cmds
.mutex
);
8172 if (ioc
->scsih_cmds
.status
!= MPT3_CMD_NOT_USED
) {
8173 pr_err(MPT3SAS_FMT
"%s: scsih_cmd in use\n",
8174 ioc
->name
, __func__
);
8177 ioc
->scsih_cmds
.status
= MPT3_CMD_PENDING
;
8179 smid
= mpt3sas_base_get_smid(ioc
, ioc
->scsih_cb_idx
);
8181 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
8182 ioc
->name
, __func__
);
8183 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
8187 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
8188 ioc
->scsih_cmds
.smid
= smid
;
8189 memset(mpi_request
, 0, sizeof(Mpi2RaidActionRequest_t
));
8191 mpi_request
->Function
= MPI2_FUNCTION_RAID_ACTION
;
8192 mpi_request
->Action
= MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED
;
8194 if (!ioc
->hide_ir_msg
)
8195 pr_info(MPT3SAS_FMT
"IR shutdown (sending)\n", ioc
->name
);
8196 init_completion(&ioc
->scsih_cmds
.done
);
8197 ioc
->put_smid_default(ioc
, smid
);
8198 wait_for_completion_timeout(&ioc
->scsih_cmds
.done
, 10*HZ
);
8200 if (!(ioc
->scsih_cmds
.status
& MPT3_CMD_COMPLETE
)) {
8201 pr_err(MPT3SAS_FMT
"%s: timeout\n",
8202 ioc
->name
, __func__
);
8206 if (ioc
->scsih_cmds
.status
& MPT3_CMD_REPLY_VALID
) {
8207 mpi_reply
= ioc
->scsih_cmds
.reply
;
8208 if (!ioc
->hide_ir_msg
)
8209 pr_info(MPT3SAS_FMT
"IR shutdown "
8210 "(complete): ioc_status(0x%04x), loginfo(0x%08x)\n",
8211 ioc
->name
, le16_to_cpu(mpi_reply
->IOCStatus
),
8212 le32_to_cpu(mpi_reply
->IOCLogInfo
));
8216 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
8217 mutex_unlock(&ioc
->scsih_cmds
.mutex
);
8221 * scsih_remove - detach and remove add host
8222 * @pdev: PCI device struct
8224 * Routine called when unloading the driver.
8227 static void scsih_remove(struct pci_dev
*pdev
)
8229 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8230 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8231 struct _sas_port
*mpt3sas_port
, *next_port
;
8232 struct _raid_device
*raid_device
, *next
;
8233 struct MPT3SAS_TARGET
*sas_target_priv_data
;
8234 struct workqueue_struct
*wq
;
8235 unsigned long flags
;
8237 ioc
->remove_host
= 1;
8238 _scsih_fw_event_cleanup_queue(ioc
);
8240 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
8241 wq
= ioc
->firmware_event_thread
;
8242 ioc
->firmware_event_thread
= NULL
;
8243 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
8245 destroy_workqueue(wq
);
8247 /* release all the volumes */
8248 _scsih_ir_shutdown(ioc
);
8249 list_for_each_entry_safe(raid_device
, next
, &ioc
->raid_device_list
,
8251 if (raid_device
->starget
) {
8252 sas_target_priv_data
=
8253 raid_device
->starget
->hostdata
;
8254 sas_target_priv_data
->deleted
= 1;
8255 scsi_remove_target(&raid_device
->starget
->dev
);
8257 pr_info(MPT3SAS_FMT
"removing handle(0x%04x), wwid(0x%016llx)\n",
8258 ioc
->name
, raid_device
->handle
,
8259 (unsigned long long) raid_device
->wwid
);
8260 _scsih_raid_device_remove(ioc
, raid_device
);
8263 /* free ports attached to the sas_host */
8264 list_for_each_entry_safe(mpt3sas_port
, next_port
,
8265 &ioc
->sas_hba
.sas_port_list
, port_list
) {
8266 if (mpt3sas_port
->remote_identify
.device_type
==
8268 mpt3sas_device_remove_by_sas_address(ioc
,
8269 mpt3sas_port
->remote_identify
.sas_address
);
8270 else if (mpt3sas_port
->remote_identify
.device_type
==
8271 SAS_EDGE_EXPANDER_DEVICE
||
8272 mpt3sas_port
->remote_identify
.device_type
==
8273 SAS_FANOUT_EXPANDER_DEVICE
)
8274 mpt3sas_expander_remove(ioc
,
8275 mpt3sas_port
->remote_identify
.sas_address
);
8278 /* free phys attached to the sas_host */
8279 if (ioc
->sas_hba
.num_phys
) {
8280 kfree(ioc
->sas_hba
.phy
);
8281 ioc
->sas_hba
.phy
= NULL
;
8282 ioc
->sas_hba
.num_phys
= 0;
8285 sas_remove_host(shost
);
8286 scsi_remove_host(shost
);
8287 mpt3sas_base_detach(ioc
);
8288 spin_lock(&gioc_lock
);
8289 list_del(&ioc
->list
);
8290 spin_unlock(&gioc_lock
);
8291 scsi_host_put(shost
);
8295 * scsih_shutdown - routine call during system shutdown
8296 * @pdev: PCI device struct
8301 scsih_shutdown(struct pci_dev
*pdev
)
8303 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8304 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8305 struct workqueue_struct
*wq
;
8306 unsigned long flags
;
8308 ioc
->remove_host
= 1;
8309 _scsih_fw_event_cleanup_queue(ioc
);
8311 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
8312 wq
= ioc
->firmware_event_thread
;
8313 ioc
->firmware_event_thread
= NULL
;
8314 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
8316 destroy_workqueue(wq
);
8318 _scsih_ir_shutdown(ioc
);
8319 mpt3sas_base_detach(ioc
);
8324 * _scsih_probe_boot_devices - reports 1st device
8325 * @ioc: per adapter object
8327 * If specified in bios page 2, this routine reports the 1st
8328 * device scsi-ml or sas transport for persistent boot device
8329 * purposes. Please refer to function _scsih_determine_boot_device()
8332 _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER
*ioc
)
8336 struct _sas_device
*sas_device
;
8337 struct _raid_device
*raid_device
;
8339 u64 sas_address_parent
;
8341 unsigned long flags
;
8344 /* no Bios, return immediately */
8345 if (!ioc
->bios_pg3
.BiosVersion
)
8350 if (ioc
->req_boot_device
.device
) {
8351 device
= ioc
->req_boot_device
.device
;
8352 is_raid
= ioc
->req_boot_device
.is_raid
;
8353 } else if (ioc
->req_alt_boot_device
.device
) {
8354 device
= ioc
->req_alt_boot_device
.device
;
8355 is_raid
= ioc
->req_alt_boot_device
.is_raid
;
8356 } else if (ioc
->current_boot_device
.device
) {
8357 device
= ioc
->current_boot_device
.device
;
8358 is_raid
= ioc
->current_boot_device
.is_raid
;
8365 raid_device
= device
;
8366 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
8367 raid_device
->id
, 0);
8369 _scsih_raid_device_remove(ioc
, raid_device
);
8371 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
8372 sas_device
= device
;
8373 handle
= sas_device
->handle
;
8374 sas_address_parent
= sas_device
->sas_address_parent
;
8375 sas_address
= sas_device
->sas_address
;
8376 list_move_tail(&sas_device
->list
, &ioc
->sas_device_list
);
8377 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
8379 if (ioc
->hide_drives
)
8381 if (!mpt3sas_transport_port_add(ioc
, handle
,
8382 sas_address_parent
)) {
8383 _scsih_sas_device_remove(ioc
, sas_device
);
8384 } else if (!sas_device
->starget
) {
8385 if (!ioc
->is_driver_loading
) {
8386 mpt3sas_transport_port_remove(ioc
,
8388 sas_address_parent
);
8389 _scsih_sas_device_remove(ioc
, sas_device
);
8396 * _scsih_probe_raid - reporting raid volumes to scsi-ml
8397 * @ioc: per adapter object
8399 * Called during initial loading of the driver.
8402 _scsih_probe_raid(struct MPT3SAS_ADAPTER
*ioc
)
8404 struct _raid_device
*raid_device
, *raid_next
;
8407 list_for_each_entry_safe(raid_device
, raid_next
,
8408 &ioc
->raid_device_list
, list
) {
8409 if (raid_device
->starget
)
8411 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
8412 raid_device
->id
, 0);
8414 _scsih_raid_device_remove(ioc
, raid_device
);
8418 static struct _sas_device
*get_next_sas_device(struct MPT3SAS_ADAPTER
*ioc
)
8420 struct _sas_device
*sas_device
= NULL
;
8421 unsigned long flags
;
8423 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
8424 if (!list_empty(&ioc
->sas_device_init_list
)) {
8425 sas_device
= list_first_entry(&ioc
->sas_device_init_list
,
8426 struct _sas_device
, list
);
8427 sas_device_get(sas_device
);
8429 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
8434 static void sas_device_make_active(struct MPT3SAS_ADAPTER
*ioc
,
8435 struct _sas_device
*sas_device
)
8437 unsigned long flags
;
8439 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
8442 * Since we dropped the lock during the call to port_add(), we need to
8443 * be careful here that somebody else didn't move or delete this item
8444 * while we were busy with other things.
8446 * If it was on the list, we need a put() for the reference the list
8447 * had. Either way, we need a get() for the destination list.
8449 if (!list_empty(&sas_device
->list
)) {
8450 list_del_init(&sas_device
->list
);
8451 sas_device_put(sas_device
);
8454 sas_device_get(sas_device
);
8455 list_add_tail(&sas_device
->list
, &ioc
->sas_device_list
);
8457 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
8461 * _scsih_probe_sas - reporting sas devices to sas transport
8462 * @ioc: per adapter object
8464 * Called during initial loading of the driver.
8467 _scsih_probe_sas(struct MPT3SAS_ADAPTER
*ioc
)
8469 struct _sas_device
*sas_device
;
8471 if (ioc
->hide_drives
)
8474 while ((sas_device
= get_next_sas_device(ioc
))) {
8475 if (!mpt3sas_transport_port_add(ioc
, sas_device
->handle
,
8476 sas_device
->sas_address_parent
)) {
8477 _scsih_sas_device_remove(ioc
, sas_device
);
8478 sas_device_put(sas_device
);
8480 } else if (!sas_device
->starget
) {
8482 * When asyn scanning is enabled, its not possible to
8483 * remove devices while scanning is turned on due to an
8484 * oops in scsi_sysfs_add_sdev()->add_device()->
8485 * sysfs_addrm_start()
8487 if (!ioc
->is_driver_loading
) {
8488 mpt3sas_transport_port_remove(ioc
,
8489 sas_device
->sas_address
,
8490 sas_device
->sas_address_parent
);
8491 _scsih_sas_device_remove(ioc
, sas_device
);
8492 sas_device_put(sas_device
);
8496 sas_device_make_active(ioc
, sas_device
);
8497 sas_device_put(sas_device
);
8502 * _scsih_probe_devices - probing for devices
8503 * @ioc: per adapter object
8505 * Called during initial loading of the driver.
8508 _scsih_probe_devices(struct MPT3SAS_ADAPTER
*ioc
)
8510 u16 volume_mapping_flags
;
8512 if (!(ioc
->facts
.ProtocolFlags
& MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR
))
8513 return; /* return when IOC doesn't support initiator mode */
8515 _scsih_probe_boot_devices(ioc
);
8517 if (ioc
->ir_firmware
) {
8518 volume_mapping_flags
=
8519 le16_to_cpu(ioc
->ioc_pg8
.IRVolumeMappingFlags
) &
8520 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE
;
8521 if (volume_mapping_flags
==
8522 MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING
) {
8523 _scsih_probe_raid(ioc
);
8524 _scsih_probe_sas(ioc
);
8526 _scsih_probe_sas(ioc
);
8527 _scsih_probe_raid(ioc
);
8530 _scsih_probe_sas(ioc
);
8534 * scsih_scan_start - scsi lld callback for .scan_start
8535 * @shost: SCSI host pointer
8537 * The shost has the ability to discover targets on its own instead
8538 * of scanning the entire bus. In our implemention, we will kick off
8539 * firmware discovery.
8542 scsih_scan_start(struct Scsi_Host
*shost
)
8544 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8546 if (diag_buffer_enable
!= -1 && diag_buffer_enable
!= 0)
8547 mpt3sas_enable_diag_buffer(ioc
, diag_buffer_enable
);
8549 if (disable_discovery
> 0)
8552 ioc
->start_scan
= 1;
8553 rc
= mpt3sas_port_enable(ioc
);
8556 pr_info(MPT3SAS_FMT
"port enable: FAILED\n", ioc
->name
);
8560 * scsih_scan_finished - scsi lld callback for .scan_finished
8561 * @shost: SCSI host pointer
8562 * @time: elapsed time of the scan in jiffies
8564 * This function will be called periodicallyn until it returns 1 with the
8565 * scsi_host and the elapsed time of the scan in jiffies. In our implemention,
8566 * we wait for firmware discovery to complete, then return 1.
8569 scsih_scan_finished(struct Scsi_Host
*shost
, unsigned long time
)
8571 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8573 if (disable_discovery
> 0) {
8574 ioc
->is_driver_loading
= 0;
8575 ioc
->wait_for_discovery_to_complete
= 0;
8579 if (time
>= (300 * HZ
)) {
8580 ioc
->base_cmds
.status
= MPT3_CMD_NOT_USED
;
8582 "port enable: FAILED with timeout (timeout=300s)\n",
8584 ioc
->is_driver_loading
= 0;
8588 if (ioc
->start_scan
)
8591 if (ioc
->start_scan_failed
) {
8593 "port enable: FAILED with (ioc_status=0x%08x)\n",
8594 ioc
->name
, ioc
->start_scan_failed
);
8595 ioc
->is_driver_loading
= 0;
8596 ioc
->wait_for_discovery_to_complete
= 0;
8597 ioc
->remove_host
= 1;
8601 pr_info(MPT3SAS_FMT
"port enable: SUCCESS\n", ioc
->name
);
8602 ioc
->base_cmds
.status
= MPT3_CMD_NOT_USED
;
8604 if (ioc
->wait_for_discovery_to_complete
) {
8605 ioc
->wait_for_discovery_to_complete
= 0;
8606 _scsih_probe_devices(ioc
);
8608 mpt3sas_base_start_watchdog(ioc
);
8609 ioc
->is_driver_loading
= 0;
8613 /* shost template for SAS 2.0 HBA devices */
8614 static struct scsi_host_template mpt2sas_driver_template
= {
8615 .module
= THIS_MODULE
,
8616 .name
= "Fusion MPT SAS Host",
8617 .proc_name
= MPT2SAS_DRIVER_NAME
,
8618 .queuecommand
= scsih_qcmd
,
8619 .target_alloc
= scsih_target_alloc
,
8620 .slave_alloc
= scsih_slave_alloc
,
8621 .slave_configure
= scsih_slave_configure
,
8622 .target_destroy
= scsih_target_destroy
,
8623 .slave_destroy
= scsih_slave_destroy
,
8624 .scan_finished
= scsih_scan_finished
,
8625 .scan_start
= scsih_scan_start
,
8626 .change_queue_depth
= scsih_change_queue_depth
,
8627 .eh_abort_handler
= scsih_abort
,
8628 .eh_device_reset_handler
= scsih_dev_reset
,
8629 .eh_target_reset_handler
= scsih_target_reset
,
8630 .eh_host_reset_handler
= scsih_host_reset
,
8631 .bios_param
= scsih_bios_param
,
8634 .sg_tablesize
= MPT2SAS_SG_DEPTH
,
8635 .max_sectors
= 32767,
8637 .use_clustering
= ENABLE_CLUSTERING
,
8638 .shost_attrs
= mpt3sas_host_attrs
,
8639 .sdev_attrs
= mpt3sas_dev_attrs
,
8640 .track_queue_depth
= 1,
8643 /* raid transport support for SAS 2.0 HBA devices */
8644 static struct raid_function_template mpt2sas_raid_functions
= {
8645 .cookie
= &mpt2sas_driver_template
,
8646 .is_raid
= scsih_is_raid
,
8647 .get_resync
= scsih_get_resync
,
8648 .get_state
= scsih_get_state
,
8651 /* shost template for SAS 3.0 HBA devices */
8652 static struct scsi_host_template mpt3sas_driver_template
= {
8653 .module
= THIS_MODULE
,
8654 .name
= "Fusion MPT SAS Host",
8655 .proc_name
= MPT3SAS_DRIVER_NAME
,
8656 .queuecommand
= scsih_qcmd
,
8657 .target_alloc
= scsih_target_alloc
,
8658 .slave_alloc
= scsih_slave_alloc
,
8659 .slave_configure
= scsih_slave_configure
,
8660 .target_destroy
= scsih_target_destroy
,
8661 .slave_destroy
= scsih_slave_destroy
,
8662 .scan_finished
= scsih_scan_finished
,
8663 .scan_start
= scsih_scan_start
,
8664 .change_queue_depth
= scsih_change_queue_depth
,
8665 .eh_abort_handler
= scsih_abort
,
8666 .eh_device_reset_handler
= scsih_dev_reset
,
8667 .eh_target_reset_handler
= scsih_target_reset
,
8668 .eh_host_reset_handler
= scsih_host_reset
,
8669 .bios_param
= scsih_bios_param
,
8672 .sg_tablesize
= MPT3SAS_SG_DEPTH
,
8673 .max_sectors
= 32767,
8675 .use_clustering
= ENABLE_CLUSTERING
,
8676 .shost_attrs
= mpt3sas_host_attrs
,
8677 .sdev_attrs
= mpt3sas_dev_attrs
,
8678 .track_queue_depth
= 1,
8681 /* raid transport support for SAS 3.0 HBA devices */
8682 static struct raid_function_template mpt3sas_raid_functions
= {
8683 .cookie
= &mpt3sas_driver_template
,
8684 .is_raid
= scsih_is_raid
,
8685 .get_resync
= scsih_get_resync
,
8686 .get_state
= scsih_get_state
,
8690 * _scsih_determine_hba_mpi_version - determine in which MPI version class
8691 * this device belongs to.
8692 * @pdev: PCI device struct
8694 * return MPI2_VERSION for SAS 2.0 HBA devices,
8695 * MPI25_VERSION for SAS 3.0 HBA devices, and
8696 * MPI26 VERSION for Cutlass & Invader SAS 3.0 HBA devices
8699 _scsih_determine_hba_mpi_version(struct pci_dev
*pdev
)
8702 switch (pdev
->device
) {
8703 case MPI2_MFGPAGE_DEVID_SSS6200
:
8704 case MPI2_MFGPAGE_DEVID_SAS2004
:
8705 case MPI2_MFGPAGE_DEVID_SAS2008
:
8706 case MPI2_MFGPAGE_DEVID_SAS2108_1
:
8707 case MPI2_MFGPAGE_DEVID_SAS2108_2
:
8708 case MPI2_MFGPAGE_DEVID_SAS2108_3
:
8709 case MPI2_MFGPAGE_DEVID_SAS2116_1
:
8710 case MPI2_MFGPAGE_DEVID_SAS2116_2
:
8711 case MPI2_MFGPAGE_DEVID_SAS2208_1
:
8712 case MPI2_MFGPAGE_DEVID_SAS2208_2
:
8713 case MPI2_MFGPAGE_DEVID_SAS2208_3
:
8714 case MPI2_MFGPAGE_DEVID_SAS2208_4
:
8715 case MPI2_MFGPAGE_DEVID_SAS2208_5
:
8716 case MPI2_MFGPAGE_DEVID_SAS2208_6
:
8717 case MPI2_MFGPAGE_DEVID_SAS2308_1
:
8718 case MPI2_MFGPAGE_DEVID_SAS2308_2
:
8719 case MPI2_MFGPAGE_DEVID_SAS2308_3
:
8720 return MPI2_VERSION
;
8721 case MPI25_MFGPAGE_DEVID_SAS3004
:
8722 case MPI25_MFGPAGE_DEVID_SAS3008
:
8723 case MPI25_MFGPAGE_DEVID_SAS3108_1
:
8724 case MPI25_MFGPAGE_DEVID_SAS3108_2
:
8725 case MPI25_MFGPAGE_DEVID_SAS3108_5
:
8726 case MPI25_MFGPAGE_DEVID_SAS3108_6
:
8727 return MPI25_VERSION
;
8728 case MPI26_MFGPAGE_DEVID_SAS3216
:
8729 case MPI26_MFGPAGE_DEVID_SAS3224
:
8730 case MPI26_MFGPAGE_DEVID_SAS3316_1
:
8731 case MPI26_MFGPAGE_DEVID_SAS3316_2
:
8732 case MPI26_MFGPAGE_DEVID_SAS3316_3
:
8733 case MPI26_MFGPAGE_DEVID_SAS3316_4
:
8734 case MPI26_MFGPAGE_DEVID_SAS3324_1
:
8735 case MPI26_MFGPAGE_DEVID_SAS3324_2
:
8736 case MPI26_MFGPAGE_DEVID_SAS3324_3
:
8737 case MPI26_MFGPAGE_DEVID_SAS3324_4
:
8738 case MPI26_MFGPAGE_DEVID_SAS3508
:
8739 case MPI26_MFGPAGE_DEVID_SAS3508_1
:
8740 case MPI26_MFGPAGE_DEVID_SAS3408
:
8741 case MPI26_MFGPAGE_DEVID_SAS3516
:
8742 case MPI26_MFGPAGE_DEVID_SAS3516_1
:
8743 case MPI26_MFGPAGE_DEVID_SAS3416
:
8744 return MPI26_VERSION
;
8750 * _scsih_probe - attach and add scsi host
8751 * @pdev: PCI device struct
8752 * @id: pci device id
8754 * Returns 0 success, anything else error.
8757 _scsih_probe(struct pci_dev
*pdev
, const struct pci_device_id
*id
)
8759 struct MPT3SAS_ADAPTER
*ioc
;
8760 struct Scsi_Host
*shost
= NULL
;
8762 u16 hba_mpi_version
;
8764 /* Determine in which MPI version class this pci device belongs */
8765 hba_mpi_version
= _scsih_determine_hba_mpi_version(pdev
);
8766 if (hba_mpi_version
== 0)
8769 /* Enumerate only SAS 2.0 HBA's if hbas_to_enumerate is one,
8770 * for other generation HBA's return with -ENODEV
8772 if ((hbas_to_enumerate
== 1) && (hba_mpi_version
!= MPI2_VERSION
))
8775 /* Enumerate only SAS 3.0 HBA's if hbas_to_enumerate is two,
8776 * for other generation HBA's return with -ENODEV
8778 if ((hbas_to_enumerate
== 2) && (!(hba_mpi_version
== MPI25_VERSION
8779 || hba_mpi_version
== MPI26_VERSION
)))
8782 switch (hba_mpi_version
) {
8784 pci_disable_link_state(pdev
, PCIE_LINK_STATE_L0S
|
8785 PCIE_LINK_STATE_L1
| PCIE_LINK_STATE_CLKPM
);
8786 /* Use mpt2sas driver host template for SAS 2.0 HBA's */
8787 shost
= scsi_host_alloc(&mpt2sas_driver_template
,
8788 sizeof(struct MPT3SAS_ADAPTER
));
8791 ioc
= shost_priv(shost
);
8792 memset(ioc
, 0, sizeof(struct MPT3SAS_ADAPTER
));
8793 ioc
->hba_mpi_version_belonged
= hba_mpi_version
;
8794 ioc
->id
= mpt2_ids
++;
8795 sprintf(ioc
->driver_name
, "%s", MPT2SAS_DRIVER_NAME
);
8796 if (pdev
->device
== MPI2_MFGPAGE_DEVID_SSS6200
) {
8797 ioc
->is_warpdrive
= 1;
8798 ioc
->hide_ir_msg
= 1;
8800 ioc
->mfg_pg10_hide_flag
= MFG_PAGE10_EXPOSE_ALL_DISKS
;
8804 /* Use mpt3sas driver host template for SAS 3.0 HBA's */
8805 shost
= scsi_host_alloc(&mpt3sas_driver_template
,
8806 sizeof(struct MPT3SAS_ADAPTER
));
8809 ioc
= shost_priv(shost
);
8810 memset(ioc
, 0, sizeof(struct MPT3SAS_ADAPTER
));
8811 ioc
->hba_mpi_version_belonged
= hba_mpi_version
;
8812 ioc
->id
= mpt3_ids
++;
8813 sprintf(ioc
->driver_name
, "%s", MPT3SAS_DRIVER_NAME
);
8814 switch (pdev
->device
) {
8815 case MPI26_MFGPAGE_DEVID_SAS3508
:
8816 case MPI26_MFGPAGE_DEVID_SAS3508_1
:
8817 case MPI26_MFGPAGE_DEVID_SAS3408
:
8818 case MPI26_MFGPAGE_DEVID_SAS3516
:
8819 case MPI26_MFGPAGE_DEVID_SAS3516_1
:
8820 case MPI26_MFGPAGE_DEVID_SAS3416
:
8821 ioc
->is_gen35_ioc
= 1;
8824 ioc
->is_gen35_ioc
= 0;
8826 if ((ioc
->hba_mpi_version_belonged
== MPI25_VERSION
&&
8827 pdev
->revision
>= SAS3_PCI_DEVICE_C0_REVISION
) ||
8828 (ioc
->hba_mpi_version_belonged
== MPI26_VERSION
)) {
8829 ioc
->combined_reply_queue
= 1;
8830 if (ioc
->is_gen35_ioc
)
8831 ioc
->combined_reply_index_count
=
8832 MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G35
;
8834 ioc
->combined_reply_index_count
=
8835 MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G3
;
8842 INIT_LIST_HEAD(&ioc
->list
);
8843 spin_lock(&gioc_lock
);
8844 list_add_tail(&ioc
->list
, &mpt3sas_ioc_list
);
8845 spin_unlock(&gioc_lock
);
8848 ioc
->scsi_io_cb_idx
= scsi_io_cb_idx
;
8849 ioc
->tm_cb_idx
= tm_cb_idx
;
8850 ioc
->ctl_cb_idx
= ctl_cb_idx
;
8851 ioc
->base_cb_idx
= base_cb_idx
;
8852 ioc
->port_enable_cb_idx
= port_enable_cb_idx
;
8853 ioc
->transport_cb_idx
= transport_cb_idx
;
8854 ioc
->scsih_cb_idx
= scsih_cb_idx
;
8855 ioc
->config_cb_idx
= config_cb_idx
;
8856 ioc
->tm_tr_cb_idx
= tm_tr_cb_idx
;
8857 ioc
->tm_tr_volume_cb_idx
= tm_tr_volume_cb_idx
;
8858 ioc
->tm_sas_control_cb_idx
= tm_sas_control_cb_idx
;
8859 ioc
->logging_level
= logging_level
;
8860 ioc
->schedule_dead_ioc_flush_running_cmds
= &_scsih_flush_running_cmds
;
8861 /* misc semaphores and spin locks */
8862 mutex_init(&ioc
->reset_in_progress_mutex
);
8863 /* initializing pci_access_mutex lock */
8864 mutex_init(&ioc
->pci_access_mutex
);
8865 spin_lock_init(&ioc
->ioc_reset_in_progress_lock
);
8866 spin_lock_init(&ioc
->scsi_lookup_lock
);
8867 spin_lock_init(&ioc
->sas_device_lock
);
8868 spin_lock_init(&ioc
->sas_node_lock
);
8869 spin_lock_init(&ioc
->fw_event_lock
);
8870 spin_lock_init(&ioc
->raid_device_lock
);
8871 spin_lock_init(&ioc
->diag_trigger_lock
);
8873 INIT_LIST_HEAD(&ioc
->sas_device_list
);
8874 INIT_LIST_HEAD(&ioc
->sas_device_init_list
);
8875 INIT_LIST_HEAD(&ioc
->sas_expander_list
);
8876 INIT_LIST_HEAD(&ioc
->fw_event_list
);
8877 INIT_LIST_HEAD(&ioc
->raid_device_list
);
8878 INIT_LIST_HEAD(&ioc
->sas_hba
.sas_port_list
);
8879 INIT_LIST_HEAD(&ioc
->delayed_tr_list
);
8880 INIT_LIST_HEAD(&ioc
->delayed_sc_list
);
8881 INIT_LIST_HEAD(&ioc
->delayed_event_ack_list
);
8882 INIT_LIST_HEAD(&ioc
->delayed_tr_volume_list
);
8883 INIT_LIST_HEAD(&ioc
->reply_queue_list
);
8885 sprintf(ioc
->name
, "%s_cm%d", ioc
->driver_name
, ioc
->id
);
8887 /* init shost parameters */
8888 shost
->max_cmd_len
= 32;
8889 shost
->max_lun
= max_lun
;
8890 shost
->transportt
= mpt3sas_transport_template
;
8891 shost
->unique_id
= ioc
->id
;
8893 if (max_sectors
!= 0xFFFF) {
8894 if (max_sectors
< 64) {
8895 shost
->max_sectors
= 64;
8896 pr_warn(MPT3SAS_FMT
"Invalid value %d passed " \
8897 "for max_sectors, range is 64 to 32767. Assigning "
8898 "value of 64.\n", ioc
->name
, max_sectors
);
8899 } else if (max_sectors
> 32767) {
8900 shost
->max_sectors
= 32767;
8901 pr_warn(MPT3SAS_FMT
"Invalid value %d passed " \
8902 "for max_sectors, range is 64 to 32767. Assigning "
8903 "default value of 32767.\n", ioc
->name
,
8906 shost
->max_sectors
= max_sectors
& 0xFFFE;
8908 "The max_sectors value is set to %d\n",
8909 ioc
->name
, shost
->max_sectors
);
8913 /* register EEDP capabilities with SCSI layer */
8915 scsi_host_set_prot(shost
, prot_mask
);
8917 scsi_host_set_prot(shost
, SHOST_DIF_TYPE1_PROTECTION
8918 | SHOST_DIF_TYPE2_PROTECTION
8919 | SHOST_DIF_TYPE3_PROTECTION
);
8921 scsi_host_set_guard(shost
, SHOST_DIX_GUARD_CRC
);
8924 snprintf(ioc
->firmware_event_name
, sizeof(ioc
->firmware_event_name
),
8925 "fw_event_%s%d", ioc
->driver_name
, ioc
->id
);
8926 ioc
->firmware_event_thread
= alloc_ordered_workqueue(
8927 ioc
->firmware_event_name
, WQ_MEM_RECLAIM
);
8928 if (!ioc
->firmware_event_thread
) {
8929 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8930 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8932 goto out_thread_fail
;
8935 ioc
->is_driver_loading
= 1;
8936 if ((mpt3sas_base_attach(ioc
))) {
8937 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8938 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8940 goto out_attach_fail
;
8943 if (ioc
->is_warpdrive
) {
8944 if (ioc
->mfg_pg10_hide_flag
== MFG_PAGE10_EXPOSE_ALL_DISKS
)
8945 ioc
->hide_drives
= 0;
8946 else if (ioc
->mfg_pg10_hide_flag
== MFG_PAGE10_HIDE_ALL_DISKS
)
8947 ioc
->hide_drives
= 1;
8949 if (mpt3sas_get_num_volumes(ioc
))
8950 ioc
->hide_drives
= 1;
8952 ioc
->hide_drives
= 0;
8955 ioc
->hide_drives
= 0;
8957 rv
= scsi_add_host(shost
, &pdev
->dev
);
8959 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8960 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8961 goto out_add_shost_fail
;
8964 scsi_scan_host(shost
);
8967 mpt3sas_base_detach(ioc
);
8969 destroy_workqueue(ioc
->firmware_event_thread
);
8971 spin_lock(&gioc_lock
);
8972 list_del(&ioc
->list
);
8973 spin_unlock(&gioc_lock
);
8974 scsi_host_put(shost
);
8980 * scsih_suspend - power management suspend main entry point
8981 * @pdev: PCI device struct
8982 * @state: PM state change to (usually PCI_D3)
8984 * Returns 0 success, anything else error.
8987 scsih_suspend(struct pci_dev
*pdev
, pm_message_t state
)
8989 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8990 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8991 pci_power_t device_state
;
8993 mpt3sas_base_stop_watchdog(ioc
);
8994 flush_scheduled_work();
8995 scsi_block_requests(shost
);
8996 device_state
= pci_choose_state(pdev
, state
);
8998 "pdev=0x%p, slot=%s, entering operating state [D%d]\n",
8999 ioc
->name
, pdev
, pci_name(pdev
), device_state
);
9001 pci_save_state(pdev
);
9002 mpt3sas_base_free_resources(ioc
);
9003 pci_set_power_state(pdev
, device_state
);
9008 * scsih_resume - power management resume main entry point
9009 * @pdev: PCI device struct
9011 * Returns 0 success, anything else error.
9014 scsih_resume(struct pci_dev
*pdev
)
9016 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
9017 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
9018 pci_power_t device_state
= pdev
->current_state
;
9022 "pdev=0x%p, slot=%s, previous operating state [D%d]\n",
9023 ioc
->name
, pdev
, pci_name(pdev
), device_state
);
9025 pci_set_power_state(pdev
, PCI_D0
);
9026 pci_enable_wake(pdev
, PCI_D0
, 0);
9027 pci_restore_state(pdev
);
9029 r
= mpt3sas_base_map_resources(ioc
);
9033 mpt3sas_base_hard_reset_handler(ioc
, SOFT_RESET
);
9034 scsi_unblock_requests(shost
);
9035 mpt3sas_base_start_watchdog(ioc
);
9038 #endif /* CONFIG_PM */
9041 * scsih_pci_error_detected - Called when a PCI error is detected.
9042 * @pdev: PCI device struct
9043 * @state: PCI channel state
9045 * Description: Called when a PCI error is detected.
9048 * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT
9050 static pci_ers_result_t
9051 scsih_pci_error_detected(struct pci_dev
*pdev
, pci_channel_state_t state
)
9053 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
9054 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
9056 pr_info(MPT3SAS_FMT
"PCI error: detected callback, state(%d)!!\n",
9060 case pci_channel_io_normal
:
9061 return PCI_ERS_RESULT_CAN_RECOVER
;
9062 case pci_channel_io_frozen
:
9063 /* Fatal error, prepare for slot reset */
9064 ioc
->pci_error_recovery
= 1;
9065 scsi_block_requests(ioc
->shost
);
9066 mpt3sas_base_stop_watchdog(ioc
);
9067 mpt3sas_base_free_resources(ioc
);
9068 return PCI_ERS_RESULT_NEED_RESET
;
9069 case pci_channel_io_perm_failure
:
9070 /* Permanent error, prepare for device removal */
9071 ioc
->pci_error_recovery
= 1;
9072 mpt3sas_base_stop_watchdog(ioc
);
9073 _scsih_flush_running_cmds(ioc
);
9074 return PCI_ERS_RESULT_DISCONNECT
;
9076 return PCI_ERS_RESULT_NEED_RESET
;
9080 * scsih_pci_slot_reset - Called when PCI slot has been reset.
9081 * @pdev: PCI device struct
9083 * Description: This routine is called by the pci error recovery
9084 * code after the PCI slot has been reset, just before we
9085 * should resume normal operations.
9087 static pci_ers_result_t
9088 scsih_pci_slot_reset(struct pci_dev
*pdev
)
9090 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
9091 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
9094 pr_info(MPT3SAS_FMT
"PCI error: slot reset callback!!\n",
9097 ioc
->pci_error_recovery
= 0;
9099 pci_restore_state(pdev
);
9100 rc
= mpt3sas_base_map_resources(ioc
);
9102 return PCI_ERS_RESULT_DISCONNECT
;
9104 rc
= mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
9106 pr_warn(MPT3SAS_FMT
"hard reset: %s\n", ioc
->name
,
9107 (rc
== 0) ? "success" : "failed");
9110 return PCI_ERS_RESULT_RECOVERED
;
9112 return PCI_ERS_RESULT_DISCONNECT
;
9116 * scsih_pci_resume() - resume normal ops after PCI reset
9117 * @pdev: pointer to PCI device
9119 * Called when the error recovery driver tells us that its
9120 * OK to resume normal operation. Use completion to allow
9121 * halted scsi ops to resume.
9124 scsih_pci_resume(struct pci_dev
*pdev
)
9126 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
9127 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
9129 pr_info(MPT3SAS_FMT
"PCI error: resume callback!!\n", ioc
->name
);
9131 pci_cleanup_aer_uncorrect_error_status(pdev
);
9132 mpt3sas_base_start_watchdog(ioc
);
9133 scsi_unblock_requests(ioc
->shost
);
9137 * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers
9138 * @pdev: pointer to PCI device
9140 static pci_ers_result_t
9141 scsih_pci_mmio_enabled(struct pci_dev
*pdev
)
9143 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
9144 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
9146 pr_info(MPT3SAS_FMT
"PCI error: mmio enabled callback!!\n",
9149 /* TODO - dump whatever for debugging purposes */
9151 /* This called only if scsih_pci_error_detected returns
9152 * PCI_ERS_RESULT_CAN_RECOVER. Read/write to the device still
9153 * works, no need to reset slot.
9155 return PCI_ERS_RESULT_RECOVERED
;
9159 * scsih__ncq_prio_supp - Check for NCQ command priority support
9160 * @sdev: scsi device struct
9162 * This is called when a user indicates they would like to enable
9163 * ncq command priorities. This works only on SATA devices.
9165 bool scsih_ncq_prio_supp(struct scsi_device
*sdev
)
9168 bool ncq_prio_supp
= false;
9170 if (!scsi_device_supports_vpd(sdev
))
9171 return ncq_prio_supp
;
9173 buf
= kmalloc(SCSI_VPD_PG_LEN
, GFP_KERNEL
);
9175 return ncq_prio_supp
;
9177 if (!scsi_get_vpd_page(sdev
, 0x89, buf
, SCSI_VPD_PG_LEN
))
9178 ncq_prio_supp
= (buf
[213] >> 4) & 1;
9181 return ncq_prio_supp
;
9184 * The pci device ids are defined in mpi/mpi2_cnfg.h.
9186 static const struct pci_device_id mpt3sas_pci_table
[] = {
9187 /* Spitfire ~ 2004 */
9188 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2004
,
9189 PCI_ANY_ID
, PCI_ANY_ID
},
9191 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2008
,
9192 PCI_ANY_ID
, PCI_ANY_ID
},
9193 /* Liberator ~ 2108 */
9194 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2108_1
,
9195 PCI_ANY_ID
, PCI_ANY_ID
},
9196 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2108_2
,
9197 PCI_ANY_ID
, PCI_ANY_ID
},
9198 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2108_3
,
9199 PCI_ANY_ID
, PCI_ANY_ID
},
9201 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2116_1
,
9202 PCI_ANY_ID
, PCI_ANY_ID
},
9203 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2116_2
,
9204 PCI_ANY_ID
, PCI_ANY_ID
},
9205 /* Thunderbolt ~ 2208 */
9206 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_1
,
9207 PCI_ANY_ID
, PCI_ANY_ID
},
9208 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_2
,
9209 PCI_ANY_ID
, PCI_ANY_ID
},
9210 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_3
,
9211 PCI_ANY_ID
, PCI_ANY_ID
},
9212 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_4
,
9213 PCI_ANY_ID
, PCI_ANY_ID
},
9214 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_5
,
9215 PCI_ANY_ID
, PCI_ANY_ID
},
9216 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_6
,
9217 PCI_ANY_ID
, PCI_ANY_ID
},
9218 /* Mustang ~ 2308 */
9219 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2308_1
,
9220 PCI_ANY_ID
, PCI_ANY_ID
},
9221 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2308_2
,
9222 PCI_ANY_ID
, PCI_ANY_ID
},
9223 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2308_3
,
9224 PCI_ANY_ID
, PCI_ANY_ID
},
9226 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SSS6200
,
9227 PCI_ANY_ID
, PCI_ANY_ID
},
9228 /* Fury ~ 3004 and 3008 */
9229 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3004
,
9230 PCI_ANY_ID
, PCI_ANY_ID
},
9231 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3008
,
9232 PCI_ANY_ID
, PCI_ANY_ID
},
9233 /* Invader ~ 3108 */
9234 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3108_1
,
9235 PCI_ANY_ID
, PCI_ANY_ID
},
9236 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3108_2
,
9237 PCI_ANY_ID
, PCI_ANY_ID
},
9238 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3108_5
,
9239 PCI_ANY_ID
, PCI_ANY_ID
},
9240 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3108_6
,
9241 PCI_ANY_ID
, PCI_ANY_ID
},
9242 /* Cutlass ~ 3216 and 3224 */
9243 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3216
,
9244 PCI_ANY_ID
, PCI_ANY_ID
},
9245 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3224
,
9246 PCI_ANY_ID
, PCI_ANY_ID
},
9247 /* Intruder ~ 3316 and 3324 */
9248 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3316_1
,
9249 PCI_ANY_ID
, PCI_ANY_ID
},
9250 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3316_2
,
9251 PCI_ANY_ID
, PCI_ANY_ID
},
9252 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3316_3
,
9253 PCI_ANY_ID
, PCI_ANY_ID
},
9254 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3316_4
,
9255 PCI_ANY_ID
, PCI_ANY_ID
},
9256 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3324_1
,
9257 PCI_ANY_ID
, PCI_ANY_ID
},
9258 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3324_2
,
9259 PCI_ANY_ID
, PCI_ANY_ID
},
9260 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3324_3
,
9261 PCI_ANY_ID
, PCI_ANY_ID
},
9262 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3324_4
,
9263 PCI_ANY_ID
, PCI_ANY_ID
},
9264 /* Ventura, Crusader, Harpoon & Tomcat ~ 3516, 3416, 3508 & 3408*/
9265 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3508
,
9266 PCI_ANY_ID
, PCI_ANY_ID
},
9267 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3508_1
,
9268 PCI_ANY_ID
, PCI_ANY_ID
},
9269 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3408
,
9270 PCI_ANY_ID
, PCI_ANY_ID
},
9271 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3516
,
9272 PCI_ANY_ID
, PCI_ANY_ID
},
9273 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3516_1
,
9274 PCI_ANY_ID
, PCI_ANY_ID
},
9275 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3416
,
9276 PCI_ANY_ID
, PCI_ANY_ID
},
9277 {0} /* Terminating entry */
9279 MODULE_DEVICE_TABLE(pci
, mpt3sas_pci_table
);
9281 static struct pci_error_handlers _mpt3sas_err_handler
= {
9282 .error_detected
= scsih_pci_error_detected
,
9283 .mmio_enabled
= scsih_pci_mmio_enabled
,
9284 .slot_reset
= scsih_pci_slot_reset
,
9285 .resume
= scsih_pci_resume
,
9288 static struct pci_driver mpt3sas_driver
= {
9289 .name
= MPT3SAS_DRIVER_NAME
,
9290 .id_table
= mpt3sas_pci_table
,
9291 .probe
= _scsih_probe
,
9292 .remove
= scsih_remove
,
9293 .shutdown
= scsih_shutdown
,
9294 .err_handler
= &_mpt3sas_err_handler
,
9296 .suspend
= scsih_suspend
,
9297 .resume
= scsih_resume
,
9302 * scsih_init - main entry point for this driver.
9304 * Returns 0 success, anything else error.
9312 mpt3sas_base_initialize_callback_handler();
9314 /* queuecommand callback hander */
9315 scsi_io_cb_idx
= mpt3sas_base_register_callback_handler(_scsih_io_done
);
9317 /* task management callback handler */
9318 tm_cb_idx
= mpt3sas_base_register_callback_handler(_scsih_tm_done
);
9320 /* base internal commands callback handler */
9321 base_cb_idx
= mpt3sas_base_register_callback_handler(mpt3sas_base_done
);
9322 port_enable_cb_idx
= mpt3sas_base_register_callback_handler(
9323 mpt3sas_port_enable_done
);
9325 /* transport internal commands callback handler */
9326 transport_cb_idx
= mpt3sas_base_register_callback_handler(
9327 mpt3sas_transport_done
);
9329 /* scsih internal commands callback handler */
9330 scsih_cb_idx
= mpt3sas_base_register_callback_handler(_scsih_done
);
9332 /* configuration page API internal commands callback handler */
9333 config_cb_idx
= mpt3sas_base_register_callback_handler(
9334 mpt3sas_config_done
);
9336 /* ctl module callback handler */
9337 ctl_cb_idx
= mpt3sas_base_register_callback_handler(mpt3sas_ctl_done
);
9339 tm_tr_cb_idx
= mpt3sas_base_register_callback_handler(
9340 _scsih_tm_tr_complete
);
9342 tm_tr_volume_cb_idx
= mpt3sas_base_register_callback_handler(
9343 _scsih_tm_volume_tr_complete
);
9345 tm_sas_control_cb_idx
= mpt3sas_base_register_callback_handler(
9346 _scsih_sas_control_complete
);
9352 * scsih_exit - exit point for this driver (when it is a module).
9354 * Returns 0 success, anything else error.
9360 mpt3sas_base_release_callback_handler(scsi_io_cb_idx
);
9361 mpt3sas_base_release_callback_handler(tm_cb_idx
);
9362 mpt3sas_base_release_callback_handler(base_cb_idx
);
9363 mpt3sas_base_release_callback_handler(port_enable_cb_idx
);
9364 mpt3sas_base_release_callback_handler(transport_cb_idx
);
9365 mpt3sas_base_release_callback_handler(scsih_cb_idx
);
9366 mpt3sas_base_release_callback_handler(config_cb_idx
);
9367 mpt3sas_base_release_callback_handler(ctl_cb_idx
);
9369 mpt3sas_base_release_callback_handler(tm_tr_cb_idx
);
9370 mpt3sas_base_release_callback_handler(tm_tr_volume_cb_idx
);
9371 mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx
);
9373 /* raid transport support */
9374 if (hbas_to_enumerate
!= 1)
9375 raid_class_release(mpt3sas_raid_template
);
9376 if (hbas_to_enumerate
!= 2)
9377 raid_class_release(mpt2sas_raid_template
);
9378 sas_release_transport(mpt3sas_transport_template
);
9382 * _mpt3sas_init - main entry point for this driver.
9384 * Returns 0 success, anything else error.
9391 pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME
,
9392 MPT3SAS_DRIVER_VERSION
);
9394 mpt3sas_transport_template
=
9395 sas_attach_transport(&mpt3sas_transport_functions
);
9396 if (!mpt3sas_transport_template
)
9399 /* No need attach mpt3sas raid functions template
9400 * if hbas_to_enumarate value is one.
9402 if (hbas_to_enumerate
!= 1) {
9403 mpt3sas_raid_template
=
9404 raid_class_attach(&mpt3sas_raid_functions
);
9405 if (!mpt3sas_raid_template
) {
9406 sas_release_transport(mpt3sas_transport_template
);
9411 /* No need to attach mpt2sas raid functions template
9412 * if hbas_to_enumarate value is two
9414 if (hbas_to_enumerate
!= 2) {
9415 mpt2sas_raid_template
=
9416 raid_class_attach(&mpt2sas_raid_functions
);
9417 if (!mpt2sas_raid_template
) {
9418 sas_release_transport(mpt3sas_transport_template
);
9423 error
= scsih_init();
9429 mpt3sas_ctl_init(hbas_to_enumerate
);
9431 error
= pci_register_driver(&mpt3sas_driver
);
9439 * _mpt3sas_exit - exit point for this driver (when it is a module).
9445 pr_info("mpt3sas version %s unloading\n",
9446 MPT3SAS_DRIVER_VERSION
);
9448 pci_unregister_driver(&mpt3sas_driver
);
9450 mpt3sas_ctl_exit(hbas_to_enumerate
);
9455 module_init(_mpt3sas_init
);
9456 module_exit(_mpt3sas_exit
);