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/interrupt.h>
55 #include <linux/aer.h>
56 #include <linux/raid_class.h>
57 #include <asm/unaligned.h>
59 #include "mpt3sas_base.h"
61 #define RAID_CHANNEL 1
63 static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER
*ioc
,
64 struct _sas_node
*sas_expander
);
65 static void _firmware_event_work(struct work_struct
*work
);
67 static void _scsih_remove_device(struct MPT3SAS_ADAPTER
*ioc
,
68 struct _sas_device
*sas_device
);
69 static int _scsih_add_device(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
,
70 u8 retry_count
, u8 is_pd
);
72 static u8
_scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
);
74 /* global parameters */
75 LIST_HEAD(mpt3sas_ioc_list
);
76 /* global ioc lock for list operations */
77 DEFINE_SPINLOCK(gioc_lock
);
79 MODULE_AUTHOR(MPT3SAS_AUTHOR
);
80 MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION
);
81 MODULE_LICENSE("GPL");
82 MODULE_VERSION(MPT3SAS_DRIVER_VERSION
);
83 MODULE_ALIAS("mpt2sas");
85 /* local parameters */
86 static u8 scsi_io_cb_idx
= -1;
87 static u8 tm_cb_idx
= -1;
88 static u8 ctl_cb_idx
= -1;
89 static u8 base_cb_idx
= -1;
90 static u8 port_enable_cb_idx
= -1;
91 static u8 transport_cb_idx
= -1;
92 static u8 scsih_cb_idx
= -1;
93 static u8 config_cb_idx
= -1;
97 static u8 tm_tr_cb_idx
= -1 ;
98 static u8 tm_tr_volume_cb_idx
= -1 ;
99 static u8 tm_sas_control_cb_idx
= -1;
101 /* command line options */
102 static u32 logging_level
;
103 MODULE_PARM_DESC(logging_level
,
104 " bits for enabling additional logging info (default=0)");
107 static ushort max_sectors
= 0xFFFF;
108 module_param(max_sectors
, ushort
, 0);
109 MODULE_PARM_DESC(max_sectors
, "max sectors, range 64 to 32767 default=32767");
112 static int missing_delay
[2] = {-1, -1};
113 module_param_array(missing_delay
, int, NULL
, 0);
114 MODULE_PARM_DESC(missing_delay
, " device missing delay , io missing delay");
116 /* scsi-mid layer global parmeter is max_report_luns, which is 511 */
117 #define MPT3SAS_MAX_LUN (16895)
118 static u64 max_lun
= MPT3SAS_MAX_LUN
;
119 module_param(max_lun
, ullong
, 0);
120 MODULE_PARM_DESC(max_lun
, " max lun, default=16895 ");
122 static ushort hbas_to_enumerate
;
123 module_param(hbas_to_enumerate
, ushort
, 0);
124 MODULE_PARM_DESC(hbas_to_enumerate
,
125 " 0 - enumerates both SAS 2.0 & SAS 3.0 generation HBAs\n \
126 1 - enumerates only SAS 2.0 generation HBAs\n \
127 2 - enumerates only SAS 3.0 generation HBAs (default=0)");
129 /* diag_buffer_enable is bitwise
131 * bit 1 set = SNAPSHOT
132 * bit 2 set = EXTENDED
134 * Either bit can be set, or both
136 static int diag_buffer_enable
= -1;
137 module_param(diag_buffer_enable
, int, 0);
138 MODULE_PARM_DESC(diag_buffer_enable
,
139 " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)");
140 static int disable_discovery
= -1;
141 module_param(disable_discovery
, int, 0);
142 MODULE_PARM_DESC(disable_discovery
, " disable discovery ");
145 /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */
146 static int prot_mask
= -1;
147 module_param(prot_mask
, int, 0);
148 MODULE_PARM_DESC(prot_mask
, " host protection capabilities mask, def=7 ");
151 /* raid transport support */
152 struct raid_template
*mpt3sas_raid_template
;
153 struct raid_template
*mpt2sas_raid_template
;
157 * struct sense_info - common structure for obtaining sense keys
159 * @asc: additional sense code
160 * @ascq: additional sense code qualifier
168 #define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB)
169 #define MPT3SAS_TURN_ON_PFA_LED (0xFFFC)
170 #define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD)
171 #define MPT3SAS_ABRT_TASK_SET (0xFFFE)
172 #define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF)
174 * struct fw_event_work - firmware event struct
175 * @list: link list framework
176 * @work: work object (ioc->fault_reset_work_q)
177 * @ioc: per adapter object
178 * @device_handle: device handle
179 * @VF_ID: virtual function id
180 * @VP_ID: virtual port id
181 * @ignore: flag meaning this event has been marked to ignore
182 * @event: firmware event MPI2_EVENT_XXX defined in mpi2_ioc.h
183 * @refcount: kref for this event
184 * @event_data: reply event data payload follows
186 * This object stored on ioc->fw_event_list.
188 struct fw_event_work
{
189 struct list_head list
;
190 struct work_struct work
;
192 struct MPT3SAS_ADAPTER
*ioc
;
198 struct kref refcount
;
199 char event_data
[0] __aligned(4);
202 static void fw_event_work_free(struct kref
*r
)
204 kfree(container_of(r
, struct fw_event_work
, refcount
));
207 static void fw_event_work_get(struct fw_event_work
*fw_work
)
209 kref_get(&fw_work
->refcount
);
212 static void fw_event_work_put(struct fw_event_work
*fw_work
)
214 kref_put(&fw_work
->refcount
, fw_event_work_free
);
217 static struct fw_event_work
*alloc_fw_event_work(int len
)
219 struct fw_event_work
*fw_event
;
221 fw_event
= kzalloc(sizeof(*fw_event
) + len
, GFP_ATOMIC
);
225 kref_init(&fw_event
->refcount
);
230 * struct _scsi_io_transfer - scsi io transfer
231 * @handle: sas device handle (assigned by firmware)
232 * @is_raid: flag set for hidden raid components
233 * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE,
234 * @data_length: data transfer length
235 * @data_dma: dma pointer to data
238 * @cdb_length: cdb length
240 * @timeout: timeout for this command
241 * @VF_ID: virtual function id
242 * @VP_ID: virtual port id
243 * @valid_reply: flag set for reply message
244 * @sense_length: sense length
245 * @ioc_status: ioc status
246 * @scsi_state: scsi state
247 * @scsi_status: scsi staus
248 * @log_info: log information
249 * @transfer_length: data length transfer when there is a reply message
251 * Used for sending internal scsi commands to devices within this module.
252 * Refer to _scsi_send_scsi_io().
254 struct _scsi_io_transfer
{
257 enum dma_data_direction dir
;
260 u8 sense
[SCSI_SENSE_BUFFERSIZE
];
268 /* the following bits are only valid when 'valid_reply = 1' */
278 * _scsih_set_debug_level - global setting of ioc->logging_level.
280 * Note: The logging levels are defined in mpt3sas_debug.h.
283 _scsih_set_debug_level(const char *val
, struct kernel_param
*kp
)
285 int ret
= param_set_int(val
, kp
);
286 struct MPT3SAS_ADAPTER
*ioc
;
291 pr_info("setting logging_level(0x%08x)\n", logging_level
);
292 spin_lock(&gioc_lock
);
293 list_for_each_entry(ioc
, &mpt3sas_ioc_list
, list
)
294 ioc
->logging_level
= logging_level
;
295 spin_unlock(&gioc_lock
);
298 module_param_call(logging_level
, _scsih_set_debug_level
, param_get_int
,
299 &logging_level
, 0644);
302 * _scsih_srch_boot_sas_address - search based on sas_address
303 * @sas_address: sas address
304 * @boot_device: boot device object from bios page 2
306 * Returns 1 when there's a match, 0 means no match.
309 _scsih_srch_boot_sas_address(u64 sas_address
,
310 Mpi2BootDeviceSasWwid_t
*boot_device
)
312 return (sas_address
== le64_to_cpu(boot_device
->SASAddress
)) ? 1 : 0;
316 * _scsih_srch_boot_device_name - search based on device name
317 * @device_name: device name specified in INDENTIFY fram
318 * @boot_device: boot device object from bios page 2
320 * Returns 1 when there's a match, 0 means no match.
323 _scsih_srch_boot_device_name(u64 device_name
,
324 Mpi2BootDeviceDeviceName_t
*boot_device
)
326 return (device_name
== le64_to_cpu(boot_device
->DeviceName
)) ? 1 : 0;
330 * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot
331 * @enclosure_logical_id: enclosure logical id
332 * @slot_number: slot number
333 * @boot_device: boot device object from bios page 2
335 * Returns 1 when there's a match, 0 means no match.
338 _scsih_srch_boot_encl_slot(u64 enclosure_logical_id
, u16 slot_number
,
339 Mpi2BootDeviceEnclosureSlot_t
*boot_device
)
341 return (enclosure_logical_id
== le64_to_cpu(boot_device
->
342 EnclosureLogicalID
) && slot_number
== le16_to_cpu(boot_device
->
343 SlotNumber
)) ? 1 : 0;
347 * _scsih_is_boot_device - search for matching boot device.
348 * @sas_address: sas address
349 * @device_name: device name specified in INDENTIFY fram
350 * @enclosure_logical_id: enclosure logical id
351 * @slot_number: slot number
352 * @form: specifies boot device form
353 * @boot_device: boot device object from bios page 2
355 * Returns 1 when there's a match, 0 means no match.
358 _scsih_is_boot_device(u64 sas_address
, u64 device_name
,
359 u64 enclosure_logical_id
, u16 slot
, u8 form
,
360 Mpi2BiosPage2BootDevice_t
*boot_device
)
365 case MPI2_BIOSPAGE2_FORM_SAS_WWID
:
368 rc
= _scsih_srch_boot_sas_address(
369 sas_address
, &boot_device
->SasWwid
);
371 case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT
:
372 if (!enclosure_logical_id
)
374 rc
= _scsih_srch_boot_encl_slot(
375 enclosure_logical_id
,
376 slot
, &boot_device
->EnclosureSlot
);
378 case MPI2_BIOSPAGE2_FORM_DEVICE_NAME
:
381 rc
= _scsih_srch_boot_device_name(
382 device_name
, &boot_device
->DeviceName
);
384 case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED
:
392 * _scsih_get_sas_address - set the sas_address for given device handle
393 * @handle: device handle
394 * @sas_address: sas address
396 * Returns 0 success, non-zero when failure
399 _scsih_get_sas_address(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
,
402 Mpi2SasDevicePage0_t sas_device_pg0
;
403 Mpi2ConfigReply_t mpi_reply
;
408 if (handle
<= ioc
->sas_hba
.num_phys
) {
409 *sas_address
= ioc
->sas_hba
.sas_address
;
413 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
414 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
415 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n", ioc
->name
,
416 __FILE__
, __LINE__
, __func__
);
420 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) & MPI2_IOCSTATUS_MASK
;
421 if (ioc_status
== MPI2_IOCSTATUS_SUCCESS
) {
422 *sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
426 /* we hit this because the given parent handle doesn't exist */
427 if (ioc_status
== MPI2_IOCSTATUS_CONFIG_INVALID_PAGE
)
430 /* else error case */
432 "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n",
433 ioc
->name
, handle
, ioc_status
,
434 __FILE__
, __LINE__
, __func__
);
439 * _scsih_determine_boot_device - determine boot device.
440 * @ioc: per adapter object
441 * @device: either sas_device or raid_device object
442 * @is_raid: [flag] 1 = raid object, 0 = sas object
444 * Determines whether this device should be first reported device to
445 * to scsi-ml or sas transport, this purpose is for persistent boot device.
446 * There are primary, alternate, and current entries in bios page 2. The order
447 * priority is primary, alternate, then current. This routine saves
448 * the corresponding device object and is_raid flag in the ioc object.
449 * The saved data to be used later in _scsih_probe_boot_devices().
452 _scsih_determine_boot_device(struct MPT3SAS_ADAPTER
*ioc
,
453 void *device
, u8 is_raid
)
455 struct _sas_device
*sas_device
;
456 struct _raid_device
*raid_device
;
459 u64 enclosure_logical_id
;
462 /* only process this function when driver loads */
463 if (!ioc
->is_driver_loading
)
466 /* no Bios, return immediately */
467 if (!ioc
->bios_pg3
.BiosVersion
)
472 sas_address
= sas_device
->sas_address
;
473 device_name
= sas_device
->device_name
;
474 enclosure_logical_id
= sas_device
->enclosure_logical_id
;
475 slot
= sas_device
->slot
;
477 raid_device
= device
;
478 sas_address
= raid_device
->wwid
;
480 enclosure_logical_id
= 0;
484 if (!ioc
->req_boot_device
.device
) {
485 if (_scsih_is_boot_device(sas_address
, device_name
,
486 enclosure_logical_id
, slot
,
487 (ioc
->bios_pg2
.ReqBootDeviceForm
&
488 MPI2_BIOSPAGE2_FORM_MASK
),
489 &ioc
->bios_pg2
.RequestedBootDevice
)) {
490 dinitprintk(ioc
, pr_info(MPT3SAS_FMT
491 "%s: req_boot_device(0x%016llx)\n",
493 (unsigned long long)sas_address
));
494 ioc
->req_boot_device
.device
= device
;
495 ioc
->req_boot_device
.is_raid
= is_raid
;
499 if (!ioc
->req_alt_boot_device
.device
) {
500 if (_scsih_is_boot_device(sas_address
, device_name
,
501 enclosure_logical_id
, slot
,
502 (ioc
->bios_pg2
.ReqAltBootDeviceForm
&
503 MPI2_BIOSPAGE2_FORM_MASK
),
504 &ioc
->bios_pg2
.RequestedAltBootDevice
)) {
505 dinitprintk(ioc
, pr_info(MPT3SAS_FMT
506 "%s: req_alt_boot_device(0x%016llx)\n",
508 (unsigned long long)sas_address
));
509 ioc
->req_alt_boot_device
.device
= device
;
510 ioc
->req_alt_boot_device
.is_raid
= is_raid
;
514 if (!ioc
->current_boot_device
.device
) {
515 if (_scsih_is_boot_device(sas_address
, device_name
,
516 enclosure_logical_id
, slot
,
517 (ioc
->bios_pg2
.CurrentBootDeviceForm
&
518 MPI2_BIOSPAGE2_FORM_MASK
),
519 &ioc
->bios_pg2
.CurrentBootDevice
)) {
520 dinitprintk(ioc
, pr_info(MPT3SAS_FMT
521 "%s: current_boot_device(0x%016llx)\n",
523 (unsigned long long)sas_address
));
524 ioc
->current_boot_device
.device
= device
;
525 ioc
->current_boot_device
.is_raid
= is_raid
;
530 static struct _sas_device
*
531 __mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER
*ioc
,
532 struct MPT3SAS_TARGET
*tgt_priv
)
534 struct _sas_device
*ret
;
536 assert_spin_locked(&ioc
->sas_device_lock
);
538 ret
= tgt_priv
->sdev
;
545 static struct _sas_device
*
546 mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER
*ioc
,
547 struct MPT3SAS_TARGET
*tgt_priv
)
549 struct _sas_device
*ret
;
552 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
553 ret
= __mpt3sas_get_sdev_from_target(ioc
, tgt_priv
);
554 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
561 __mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER
*ioc
,
564 struct _sas_device
*sas_device
;
566 assert_spin_locked(&ioc
->sas_device_lock
);
568 list_for_each_entry(sas_device
, &ioc
->sas_device_list
, list
)
569 if (sas_device
->sas_address
== sas_address
)
572 list_for_each_entry(sas_device
, &ioc
->sas_device_init_list
, list
)
573 if (sas_device
->sas_address
== sas_address
)
579 sas_device_get(sas_device
);
584 * mpt3sas_get_sdev_by_addr - sas device search
585 * @ioc: per adapter object
586 * @sas_address: sas address
587 * Context: Calling function should acquire ioc->sas_device_lock
589 * This searches for sas_device based on sas_address, then return sas_device
593 mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER
*ioc
,
596 struct _sas_device
*sas_device
;
599 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
600 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
602 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
607 static struct _sas_device
*
608 __mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
610 struct _sas_device
*sas_device
;
612 assert_spin_locked(&ioc
->sas_device_lock
);
614 list_for_each_entry(sas_device
, &ioc
->sas_device_list
, list
)
615 if (sas_device
->handle
== handle
)
618 list_for_each_entry(sas_device
, &ioc
->sas_device_init_list
, list
)
619 if (sas_device
->handle
== handle
)
625 sas_device_get(sas_device
);
630 * mpt3sas_get_sdev_by_handle - sas device search
631 * @ioc: per adapter object
632 * @handle: sas device handle (assigned by firmware)
633 * Context: Calling function should acquire ioc->sas_device_lock
635 * This searches for sas_device based on sas_address, then return sas_device
638 static struct _sas_device
*
639 mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
641 struct _sas_device
*sas_device
;
644 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
645 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
646 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
652 * _scsih_sas_device_remove - remove sas_device from list.
653 * @ioc: per adapter object
654 * @sas_device: the sas_device object
655 * Context: This function will acquire ioc->sas_device_lock.
657 * If sas_device is on the list, remove it and decrement its reference count.
660 _scsih_sas_device_remove(struct MPT3SAS_ADAPTER
*ioc
,
661 struct _sas_device
*sas_device
)
668 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
669 ioc
->name
, sas_device
->handle
,
670 (unsigned long long) sas_device
->sas_address
);
672 if (sas_device
->enclosure_handle
!= 0)
674 "removing enclosure logical id(0x%016llx), slot(%d)\n",
675 ioc
->name
, (unsigned long long)
676 sas_device
->enclosure_logical_id
, sas_device
->slot
);
678 if (sas_device
->connector_name
[0] != '\0')
680 "removing enclosure level(0x%04x), connector name( %s)\n",
681 ioc
->name
, sas_device
->enclosure_level
,
682 sas_device
->connector_name
);
685 * The lock serializes access to the list, but we still need to verify
686 * that nobody removed the entry while we were waiting on the lock.
688 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
689 if (!list_empty(&sas_device
->list
)) {
690 list_del_init(&sas_device
->list
);
691 sas_device_put(sas_device
);
693 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
697 * _scsih_device_remove_by_handle - removing device object by handle
698 * @ioc: per adapter object
699 * @handle: device handle
704 _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
706 struct _sas_device
*sas_device
;
709 if (ioc
->shost_recovery
)
712 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
713 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
715 list_del_init(&sas_device
->list
);
716 sas_device_put(sas_device
);
718 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
720 _scsih_remove_device(ioc
, sas_device
);
721 sas_device_put(sas_device
);
726 * mpt3sas_device_remove_by_sas_address - removing device object by sas address
727 * @ioc: per adapter object
728 * @sas_address: device sas_address
733 mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER
*ioc
,
736 struct _sas_device
*sas_device
;
739 if (ioc
->shost_recovery
)
742 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
743 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
, sas_address
);
745 list_del_init(&sas_device
->list
);
746 sas_device_put(sas_device
);
748 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
750 _scsih_remove_device(ioc
, sas_device
);
751 sas_device_put(sas_device
);
756 * _scsih_sas_device_add - insert sas_device to the list.
757 * @ioc: per adapter object
758 * @sas_device: the sas_device object
759 * Context: This function will acquire ioc->sas_device_lock.
761 * Adding new object to the ioc->sas_device_list.
764 _scsih_sas_device_add(struct MPT3SAS_ADAPTER
*ioc
,
765 struct _sas_device
*sas_device
)
769 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
770 "%s: handle(0x%04x), sas_addr(0x%016llx)\n",
771 ioc
->name
, __func__
, sas_device
->handle
,
772 (unsigned long long)sas_device
->sas_address
));
774 if (sas_device
->enclosure_handle
!= 0)
775 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
776 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
777 ioc
->name
, __func__
, (unsigned long long)
778 sas_device
->enclosure_logical_id
, sas_device
->slot
));
780 if (sas_device
->connector_name
[0] != '\0')
781 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
782 "%s: enclosure level(0x%04x), connector name( %s)\n",
784 sas_device
->enclosure_level
, sas_device
->connector_name
));
786 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
787 sas_device_get(sas_device
);
788 list_add_tail(&sas_device
->list
, &ioc
->sas_device_list
);
789 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
791 if (ioc
->hide_drives
) {
792 clear_bit(sas_device
->handle
, ioc
->pend_os_device_add
);
796 if (!mpt3sas_transport_port_add(ioc
, sas_device
->handle
,
797 sas_device
->sas_address_parent
)) {
798 _scsih_sas_device_remove(ioc
, sas_device
);
799 } else if (!sas_device
->starget
) {
801 * When asyn scanning is enabled, its not possible to remove
802 * devices while scanning is turned on due to an oops in
803 * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start()
805 if (!ioc
->is_driver_loading
) {
806 mpt3sas_transport_port_remove(ioc
,
807 sas_device
->sas_address
,
808 sas_device
->sas_address_parent
);
809 _scsih_sas_device_remove(ioc
, sas_device
);
812 clear_bit(sas_device
->handle
, ioc
->pend_os_device_add
);
816 * _scsih_sas_device_init_add - insert sas_device to the list.
817 * @ioc: per adapter object
818 * @sas_device: the sas_device object
819 * Context: This function will acquire ioc->sas_device_lock.
821 * Adding new object at driver load time to the ioc->sas_device_init_list.
824 _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER
*ioc
,
825 struct _sas_device
*sas_device
)
829 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
830 "%s: handle(0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
831 __func__
, sas_device
->handle
,
832 (unsigned long long)sas_device
->sas_address
));
834 if (sas_device
->enclosure_handle
!= 0)
835 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
836 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
837 ioc
->name
, __func__
, (unsigned long long)
838 sas_device
->enclosure_logical_id
, sas_device
->slot
));
840 if (sas_device
->connector_name
[0] != '\0')
841 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
842 "%s: enclosure level(0x%04x), connector name( %s)\n",
843 ioc
->name
, __func__
, sas_device
->enclosure_level
,
844 sas_device
->connector_name
));
846 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
847 sas_device_get(sas_device
);
848 list_add_tail(&sas_device
->list
, &ioc
->sas_device_init_list
);
849 _scsih_determine_boot_device(ioc
, sas_device
, 0);
850 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
854 * _scsih_raid_device_find_by_id - raid device search
855 * @ioc: per adapter object
856 * @id: sas device target id
857 * @channel: sas device channel
858 * Context: Calling function should acquire ioc->raid_device_lock
860 * This searches for raid_device based on target id, then return raid_device
863 static struct _raid_device
*
864 _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER
*ioc
, int id
, int channel
)
866 struct _raid_device
*raid_device
, *r
;
869 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
870 if (raid_device
->id
== id
&& raid_device
->channel
== channel
) {
881 * mpt3sas_raid_device_find_by_handle - raid device search
882 * @ioc: per adapter object
883 * @handle: sas device handle (assigned by firmware)
884 * Context: Calling function should acquire ioc->raid_device_lock
886 * This searches for raid_device based on handle, then return raid_device
889 struct _raid_device
*
890 mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
892 struct _raid_device
*raid_device
, *r
;
895 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
896 if (raid_device
->handle
!= handle
)
907 * _scsih_raid_device_find_by_wwid - raid device search
908 * @ioc: per adapter object
909 * @handle: sas device handle (assigned by firmware)
910 * Context: Calling function should acquire ioc->raid_device_lock
912 * This searches for raid_device based on wwid, then return raid_device
915 static struct _raid_device
*
916 _scsih_raid_device_find_by_wwid(struct MPT3SAS_ADAPTER
*ioc
, u64 wwid
)
918 struct _raid_device
*raid_device
, *r
;
921 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
922 if (raid_device
->wwid
!= wwid
)
933 * _scsih_raid_device_add - add raid_device object
934 * @ioc: per adapter object
935 * @raid_device: raid_device object
937 * This is added to the raid_device_list link list.
940 _scsih_raid_device_add(struct MPT3SAS_ADAPTER
*ioc
,
941 struct _raid_device
*raid_device
)
945 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
946 "%s: handle(0x%04x), wwid(0x%016llx)\n", ioc
->name
, __func__
,
947 raid_device
->handle
, (unsigned long long)raid_device
->wwid
));
949 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
950 list_add_tail(&raid_device
->list
, &ioc
->raid_device_list
);
951 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
955 * _scsih_raid_device_remove - delete raid_device object
956 * @ioc: per adapter object
957 * @raid_device: raid_device object
961 _scsih_raid_device_remove(struct MPT3SAS_ADAPTER
*ioc
,
962 struct _raid_device
*raid_device
)
966 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
967 list_del(&raid_device
->list
);
969 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
973 * mpt3sas_scsih_expander_find_by_handle - expander device search
974 * @ioc: per adapter object
975 * @handle: expander handle (assigned by firmware)
976 * Context: Calling function should acquire ioc->sas_device_lock
978 * This searches for expander device based on handle, then returns the
982 mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
984 struct _sas_node
*sas_expander
, *r
;
987 list_for_each_entry(sas_expander
, &ioc
->sas_expander_list
, list
) {
988 if (sas_expander
->handle
!= handle
)
998 * mpt3sas_scsih_expander_find_by_sas_address - expander device search
999 * @ioc: per adapter object
1000 * @sas_address: sas address
1001 * Context: Calling function should acquire ioc->sas_node_lock.
1003 * This searches for expander device based on sas_address, then returns the
1007 mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER
*ioc
,
1010 struct _sas_node
*sas_expander
, *r
;
1013 list_for_each_entry(sas_expander
, &ioc
->sas_expander_list
, list
) {
1014 if (sas_expander
->sas_address
!= sas_address
)
1024 * _scsih_expander_node_add - insert expander device to the list.
1025 * @ioc: per adapter object
1026 * @sas_expander: the sas_device object
1027 * Context: This function will acquire ioc->sas_node_lock.
1029 * Adding new object to the ioc->sas_expander_list.
1034 _scsih_expander_node_add(struct MPT3SAS_ADAPTER
*ioc
,
1035 struct _sas_node
*sas_expander
)
1037 unsigned long flags
;
1039 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
1040 list_add_tail(&sas_expander
->list
, &ioc
->sas_expander_list
);
1041 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
1045 * _scsih_is_end_device - determines if device is an end device
1046 * @device_info: bitfield providing information about the device.
1049 * Returns 1 if end device.
1052 _scsih_is_end_device(u32 device_info
)
1054 if (device_info
& MPI2_SAS_DEVICE_INFO_END_DEVICE
&&
1055 ((device_info
& MPI2_SAS_DEVICE_INFO_SSP_TARGET
) |
1056 (device_info
& MPI2_SAS_DEVICE_INFO_STP_TARGET
) |
1057 (device_info
& MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)))
1064 * _scsih_scsi_lookup_get - returns scmd entry
1065 * @ioc: per adapter object
1066 * @smid: system request message index
1068 * Returns the smid stored scmd pointer.
1070 static struct scsi_cmnd
*
1071 _scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
1073 return ioc
->scsi_lookup
[smid
- 1].scmd
;
1077 * _scsih_scsi_lookup_get_clear - returns scmd entry
1078 * @ioc: per adapter object
1079 * @smid: system request message index
1081 * Returns the smid stored scmd pointer.
1082 * Then will derefrence the stored scmd pointer.
1084 static inline struct scsi_cmnd
*
1085 _scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
1087 unsigned long flags
;
1088 struct scsi_cmnd
*scmd
;
1090 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1091 scmd
= ioc
->scsi_lookup
[smid
- 1].scmd
;
1092 ioc
->scsi_lookup
[smid
- 1].scmd
= NULL
;
1093 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1099 * _scsih_scsi_lookup_find_by_scmd - scmd lookup
1100 * @ioc: per adapter object
1101 * @smid: system request message index
1102 * @scmd: pointer to scsi command object
1103 * Context: This function will acquire ioc->scsi_lookup_lock.
1105 * This will search for a scmd pointer in the scsi_lookup array,
1106 * returning the revelent smid. A returned value of zero means invalid.
1109 _scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
1113 unsigned long flags
;
1116 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1118 for (i
= 0; i
< ioc
->scsiio_depth
; i
++) {
1119 if (ioc
->scsi_lookup
[i
].scmd
== scmd
) {
1120 smid
= ioc
->scsi_lookup
[i
].smid
;
1125 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1130 * _scsih_scsi_lookup_find_by_target - search for matching channel:id
1131 * @ioc: per adapter object
1134 * Context: This function will acquire ioc->scsi_lookup_lock.
1136 * This will search for a matching channel:id in the scsi_lookup array,
1137 * returning 1 if found.
1140 _scsih_scsi_lookup_find_by_target(struct MPT3SAS_ADAPTER
*ioc
, int id
,
1144 unsigned long flags
;
1147 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1149 for (i
= 0 ; i
< ioc
->scsiio_depth
; i
++) {
1150 if (ioc
->scsi_lookup
[i
].scmd
&&
1151 (ioc
->scsi_lookup
[i
].scmd
->device
->id
== id
&&
1152 ioc
->scsi_lookup
[i
].scmd
->device
->channel
== channel
)) {
1158 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1163 * _scsih_scsi_lookup_find_by_lun - search for matching channel:id:lun
1164 * @ioc: per adapter object
1168 * Context: This function will acquire ioc->scsi_lookup_lock.
1170 * This will search for a matching channel:id:lun in the scsi_lookup array,
1171 * returning 1 if found.
1174 _scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER
*ioc
, int id
,
1175 unsigned int lun
, int channel
)
1178 unsigned long flags
;
1181 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1183 for (i
= 0 ; i
< ioc
->scsiio_depth
; i
++) {
1184 if (ioc
->scsi_lookup
[i
].scmd
&&
1185 (ioc
->scsi_lookup
[i
].scmd
->device
->id
== id
&&
1186 ioc
->scsi_lookup
[i
].scmd
->device
->channel
== channel
&&
1187 ioc
->scsi_lookup
[i
].scmd
->device
->lun
== lun
)) {
1193 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1198 * scsih_change_queue_depth - setting device queue depth
1199 * @sdev: scsi device struct
1200 * @qdepth: requested queue depth
1202 * Returns queue depth.
1205 scsih_change_queue_depth(struct scsi_device
*sdev
, int qdepth
)
1207 struct Scsi_Host
*shost
= sdev
->host
;
1209 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1210 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1211 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1212 struct _sas_device
*sas_device
;
1213 unsigned long flags
;
1215 max_depth
= shost
->can_queue
;
1217 /* limit max device queue for SATA to 32 */
1218 sas_device_priv_data
= sdev
->hostdata
;
1219 if (!sas_device_priv_data
)
1221 sas_target_priv_data
= sas_device_priv_data
->sas_target
;
1222 if (!sas_target_priv_data
)
1224 if ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
))
1227 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1228 sas_device
= __mpt3sas_get_sdev_from_target(ioc
, sas_target_priv_data
);
1230 if (sas_device
->device_info
& MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)
1231 max_depth
= MPT3SAS_SATA_QUEUE_DEPTH
;
1233 sas_device_put(sas_device
);
1235 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1239 if (!sdev
->tagged_supported
)
1241 if (qdepth
> max_depth
)
1243 return scsi_change_queue_depth(sdev
, qdepth
);
1247 * scsih_target_alloc - target add routine
1248 * @starget: scsi target struct
1250 * Returns 0 if ok. Any other return is assumed to be an error and
1251 * the device is ignored.
1254 scsih_target_alloc(struct scsi_target
*starget
)
1256 struct Scsi_Host
*shost
= dev_to_shost(&starget
->dev
);
1257 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1258 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1259 struct _sas_device
*sas_device
;
1260 struct _raid_device
*raid_device
;
1261 unsigned long flags
;
1262 struct sas_rphy
*rphy
;
1264 sas_target_priv_data
= kzalloc(sizeof(*sas_target_priv_data
),
1266 if (!sas_target_priv_data
)
1269 starget
->hostdata
= sas_target_priv_data
;
1270 sas_target_priv_data
->starget
= starget
;
1271 sas_target_priv_data
->handle
= MPT3SAS_INVALID_DEVICE_HANDLE
;
1274 if (starget
->channel
== RAID_CHANNEL
) {
1275 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1276 raid_device
= _scsih_raid_device_find_by_id(ioc
, starget
->id
,
1279 sas_target_priv_data
->handle
= raid_device
->handle
;
1280 sas_target_priv_data
->sas_address
= raid_device
->wwid
;
1281 sas_target_priv_data
->flags
|= MPT_TARGET_FLAGS_VOLUME
;
1282 if (ioc
->is_warpdrive
)
1283 sas_target_priv_data
->raid_device
= raid_device
;
1284 raid_device
->starget
= starget
;
1286 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1290 /* sas/sata devices */
1291 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1292 rphy
= dev_to_rphy(starget
->dev
.parent
);
1293 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
1294 rphy
->identify
.sas_address
);
1297 sas_target_priv_data
->handle
= sas_device
->handle
;
1298 sas_target_priv_data
->sas_address
= sas_device
->sas_address
;
1299 sas_target_priv_data
->sdev
= sas_device
;
1300 sas_device
->starget
= starget
;
1301 sas_device
->id
= starget
->id
;
1302 sas_device
->channel
= starget
->channel
;
1303 if (test_bit(sas_device
->handle
, ioc
->pd_handles
))
1304 sas_target_priv_data
->flags
|=
1305 MPT_TARGET_FLAGS_RAID_COMPONENT
;
1306 if (sas_device
->fast_path
)
1307 sas_target_priv_data
->flags
|= MPT_TARGET_FASTPATH_IO
;
1309 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1315 * scsih_target_destroy - target destroy routine
1316 * @starget: scsi target struct
1321 scsih_target_destroy(struct scsi_target
*starget
)
1323 struct Scsi_Host
*shost
= dev_to_shost(&starget
->dev
);
1324 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1325 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1326 struct _sas_device
*sas_device
;
1327 struct _raid_device
*raid_device
;
1328 unsigned long flags
;
1330 sas_target_priv_data
= starget
->hostdata
;
1331 if (!sas_target_priv_data
)
1334 if (starget
->channel
== RAID_CHANNEL
) {
1335 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1336 raid_device
= _scsih_raid_device_find_by_id(ioc
, starget
->id
,
1339 raid_device
->starget
= NULL
;
1340 raid_device
->sdev
= NULL
;
1342 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1346 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1347 sas_device
= __mpt3sas_get_sdev_from_target(ioc
, sas_target_priv_data
);
1348 if (sas_device
&& (sas_device
->starget
== starget
) &&
1349 (sas_device
->id
== starget
->id
) &&
1350 (sas_device
->channel
== starget
->channel
))
1351 sas_device
->starget
= NULL
;
1355 * Corresponding get() is in _scsih_target_alloc()
1357 sas_target_priv_data
->sdev
= NULL
;
1358 sas_device_put(sas_device
);
1360 sas_device_put(sas_device
);
1362 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1365 kfree(sas_target_priv_data
);
1366 starget
->hostdata
= NULL
;
1370 * scsih_slave_alloc - device add routine
1371 * @sdev: scsi device struct
1373 * Returns 0 if ok. Any other return is assumed to be an error and
1374 * the device is ignored.
1377 scsih_slave_alloc(struct scsi_device
*sdev
)
1379 struct Scsi_Host
*shost
;
1380 struct MPT3SAS_ADAPTER
*ioc
;
1381 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1382 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1383 struct scsi_target
*starget
;
1384 struct _raid_device
*raid_device
;
1385 struct _sas_device
*sas_device
;
1386 unsigned long flags
;
1388 sas_device_priv_data
= kzalloc(sizeof(*sas_device_priv_data
),
1390 if (!sas_device_priv_data
)
1393 sas_device_priv_data
->lun
= sdev
->lun
;
1394 sas_device_priv_data
->flags
= MPT_DEVICE_FLAGS_INIT
;
1396 starget
= scsi_target(sdev
);
1397 sas_target_priv_data
= starget
->hostdata
;
1398 sas_target_priv_data
->num_luns
++;
1399 sas_device_priv_data
->sas_target
= sas_target_priv_data
;
1400 sdev
->hostdata
= sas_device_priv_data
;
1401 if ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_RAID_COMPONENT
))
1402 sdev
->no_uld_attach
= 1;
1404 shost
= dev_to_shost(&starget
->dev
);
1405 ioc
= shost_priv(shost
);
1406 if (starget
->channel
== RAID_CHANNEL
) {
1407 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1408 raid_device
= _scsih_raid_device_find_by_id(ioc
,
1409 starget
->id
, starget
->channel
);
1411 raid_device
->sdev
= sdev
; /* raid is single lun */
1412 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1415 if (!(sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
)) {
1416 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1417 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
1418 sas_target_priv_data
->sas_address
);
1419 if (sas_device
&& (sas_device
->starget
== NULL
)) {
1420 sdev_printk(KERN_INFO
, sdev
,
1421 "%s : sas_device->starget set to starget @ %d\n",
1422 __func__
, __LINE__
);
1423 sas_device
->starget
= starget
;
1427 sas_device_put(sas_device
);
1429 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1436 * scsih_slave_destroy - device destroy routine
1437 * @sdev: scsi device struct
1442 scsih_slave_destroy(struct scsi_device
*sdev
)
1444 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1445 struct scsi_target
*starget
;
1446 struct Scsi_Host
*shost
;
1447 struct MPT3SAS_ADAPTER
*ioc
;
1448 struct _sas_device
*sas_device
;
1449 unsigned long flags
;
1451 if (!sdev
->hostdata
)
1454 starget
= scsi_target(sdev
);
1455 sas_target_priv_data
= starget
->hostdata
;
1456 sas_target_priv_data
->num_luns
--;
1458 shost
= dev_to_shost(&starget
->dev
);
1459 ioc
= shost_priv(shost
);
1461 if (!(sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
)) {
1462 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1463 sas_device
= __mpt3sas_get_sdev_from_target(ioc
,
1464 sas_target_priv_data
);
1465 if (sas_device
&& !sas_target_priv_data
->num_luns
)
1466 sas_device
->starget
= NULL
;
1469 sas_device_put(sas_device
);
1470 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1473 kfree(sdev
->hostdata
);
1474 sdev
->hostdata
= NULL
;
1478 * _scsih_display_sata_capabilities - sata capabilities
1479 * @ioc: per adapter object
1480 * @handle: device handle
1481 * @sdev: scsi device struct
1484 _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER
*ioc
,
1485 u16 handle
, struct scsi_device
*sdev
)
1487 Mpi2ConfigReply_t mpi_reply
;
1488 Mpi2SasDevicePage0_t sas_device_pg0
;
1493 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
1494 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
1495 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1496 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1500 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
1501 MPI2_IOCSTATUS_MASK
;
1502 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
1503 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1504 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1508 flags
= le16_to_cpu(sas_device_pg0
.Flags
);
1509 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
1511 sdev_printk(KERN_INFO
, sdev
,
1512 "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), "
1513 "sw_preserve(%s)\n",
1514 (device_info
& MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE
) ? "y" : "n",
1515 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED
) ? "y" : "n",
1516 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY
) ? "y" :
1518 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED
) ? "y" : "n",
1519 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED
) ? "y" : "n",
1520 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE
) ? "y" : "n");
1524 * raid transport support -
1525 * Enabled for SLES11 and newer, in older kernels the driver will panic when
1526 * unloading the driver followed by a load - I believe that the subroutine
1527 * raid_class_release() is not cleaning up properly.
1531 * scsih_is_raid - return boolean indicating device is raid volume
1532 * @dev the device struct object
1535 scsih_is_raid(struct device
*dev
)
1537 struct scsi_device
*sdev
= to_scsi_device(dev
);
1538 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(sdev
->host
);
1540 if (ioc
->is_warpdrive
)
1542 return (sdev
->channel
== RAID_CHANNEL
) ? 1 : 0;
1546 * scsih_get_resync - get raid volume resync percent complete
1547 * @dev the device struct object
1550 scsih_get_resync(struct device
*dev
)
1552 struct scsi_device
*sdev
= to_scsi_device(dev
);
1553 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(sdev
->host
);
1554 static struct _raid_device
*raid_device
;
1555 unsigned long flags
;
1556 Mpi2RaidVolPage0_t vol_pg0
;
1557 Mpi2ConfigReply_t mpi_reply
;
1558 u32 volume_status_flags
;
1559 u8 percent_complete
;
1562 percent_complete
= 0;
1564 if (ioc
->is_warpdrive
)
1567 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1568 raid_device
= _scsih_raid_device_find_by_id(ioc
, sdev
->id
,
1571 handle
= raid_device
->handle
;
1572 percent_complete
= raid_device
->percent_complete
;
1574 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1579 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
, &vol_pg0
,
1580 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
1581 sizeof(Mpi2RaidVolPage0_t
))) {
1582 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1583 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1584 percent_complete
= 0;
1588 volume_status_flags
= le32_to_cpu(vol_pg0
.VolumeStatusFlags
);
1589 if (!(volume_status_flags
&
1590 MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS
))
1591 percent_complete
= 0;
1595 switch (ioc
->hba_mpi_version_belonged
) {
1597 raid_set_resync(mpt2sas_raid_template
, dev
, percent_complete
);
1601 raid_set_resync(mpt3sas_raid_template
, dev
, percent_complete
);
1607 * scsih_get_state - get raid volume level
1608 * @dev the device struct object
1611 scsih_get_state(struct device
*dev
)
1613 struct scsi_device
*sdev
= to_scsi_device(dev
);
1614 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(sdev
->host
);
1615 static struct _raid_device
*raid_device
;
1616 unsigned long flags
;
1617 Mpi2RaidVolPage0_t vol_pg0
;
1618 Mpi2ConfigReply_t mpi_reply
;
1620 enum raid_state state
= RAID_STATE_UNKNOWN
;
1623 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1624 raid_device
= _scsih_raid_device_find_by_id(ioc
, sdev
->id
,
1627 handle
= raid_device
->handle
;
1628 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1633 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
, &vol_pg0
,
1634 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
1635 sizeof(Mpi2RaidVolPage0_t
))) {
1636 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1637 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1641 volstate
= le32_to_cpu(vol_pg0
.VolumeStatusFlags
);
1642 if (volstate
& MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS
) {
1643 state
= RAID_STATE_RESYNCING
;
1647 switch (vol_pg0
.VolumeState
) {
1648 case MPI2_RAID_VOL_STATE_OPTIMAL
:
1649 case MPI2_RAID_VOL_STATE_ONLINE
:
1650 state
= RAID_STATE_ACTIVE
;
1652 case MPI2_RAID_VOL_STATE_DEGRADED
:
1653 state
= RAID_STATE_DEGRADED
;
1655 case MPI2_RAID_VOL_STATE_FAILED
:
1656 case MPI2_RAID_VOL_STATE_MISSING
:
1657 state
= RAID_STATE_OFFLINE
;
1661 switch (ioc
->hba_mpi_version_belonged
) {
1663 raid_set_state(mpt2sas_raid_template
, dev
, state
);
1667 raid_set_state(mpt3sas_raid_template
, dev
, state
);
1673 * _scsih_set_level - set raid level
1674 * @sdev: scsi device struct
1675 * @volume_type: volume type
1678 _scsih_set_level(struct MPT3SAS_ADAPTER
*ioc
,
1679 struct scsi_device
*sdev
, u8 volume_type
)
1681 enum raid_level level
= RAID_LEVEL_UNKNOWN
;
1683 switch (volume_type
) {
1684 case MPI2_RAID_VOL_TYPE_RAID0
:
1685 level
= RAID_LEVEL_0
;
1687 case MPI2_RAID_VOL_TYPE_RAID10
:
1688 level
= RAID_LEVEL_10
;
1690 case MPI2_RAID_VOL_TYPE_RAID1E
:
1691 level
= RAID_LEVEL_1E
;
1693 case MPI2_RAID_VOL_TYPE_RAID1
:
1694 level
= RAID_LEVEL_1
;
1698 switch (ioc
->hba_mpi_version_belonged
) {
1700 raid_set_level(mpt2sas_raid_template
,
1701 &sdev
->sdev_gendev
, level
);
1705 raid_set_level(mpt3sas_raid_template
,
1706 &sdev
->sdev_gendev
, level
);
1713 * _scsih_get_volume_capabilities - volume capabilities
1714 * @ioc: per adapter object
1715 * @sas_device: the raid_device object
1717 * Returns 0 for success, else 1
1720 _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER
*ioc
,
1721 struct _raid_device
*raid_device
)
1723 Mpi2RaidVolPage0_t
*vol_pg0
;
1724 Mpi2RaidPhysDiskPage0_t pd_pg0
;
1725 Mpi2SasDevicePage0_t sas_device_pg0
;
1726 Mpi2ConfigReply_t mpi_reply
;
1730 if ((mpt3sas_config_get_number_pds(ioc
, raid_device
->handle
,
1731 &num_pds
)) || !num_pds
) {
1732 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1733 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1738 raid_device
->num_pds
= num_pds
;
1739 sz
= offsetof(Mpi2RaidVolPage0_t
, PhysDisk
) + (num_pds
*
1740 sizeof(Mpi2RaidVol0PhysDisk_t
));
1741 vol_pg0
= kzalloc(sz
, GFP_KERNEL
);
1743 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1744 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1749 if ((mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
, vol_pg0
,
1750 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, raid_device
->handle
, sz
))) {
1751 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1752 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1758 raid_device
->volume_type
= vol_pg0
->VolumeType
;
1760 /* figure out what the underlying devices are by
1761 * obtaining the device_info bits for the 1st device
1763 if (!(mpt3sas_config_get_phys_disk_pg0(ioc
, &mpi_reply
,
1764 &pd_pg0
, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM
,
1765 vol_pg0
->PhysDisk
[0].PhysDiskNum
))) {
1766 if (!(mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
1767 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
,
1768 le16_to_cpu(pd_pg0
.DevHandle
)))) {
1769 raid_device
->device_info
=
1770 le32_to_cpu(sas_device_pg0
.DeviceInfo
);
1779 * _scsih_enable_tlr - setting TLR flags
1780 * @ioc: per adapter object
1781 * @sdev: scsi device struct
1783 * Enabling Transaction Layer Retries for tape devices when
1784 * vpd page 0x90 is present
1788 _scsih_enable_tlr(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_device
*sdev
)
1792 if (sdev
->type
!= TYPE_TAPE
)
1795 if (!(ioc
->facts
.IOCCapabilities
& MPI2_IOCFACTS_CAPABILITY_TLR
))
1798 sas_enable_tlr(sdev
);
1799 sdev_printk(KERN_INFO
, sdev
, "TLR %s\n",
1800 sas_is_tlr_enabled(sdev
) ? "Enabled" : "Disabled");
1806 * scsih_slave_configure - device configure routine.
1807 * @sdev: scsi device struct
1809 * Returns 0 if ok. Any other return is assumed to be an error and
1810 * the device is ignored.
1813 scsih_slave_configure(struct scsi_device
*sdev
)
1815 struct Scsi_Host
*shost
= sdev
->host
;
1816 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1817 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1818 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1819 struct _sas_device
*sas_device
;
1820 struct _raid_device
*raid_device
;
1821 unsigned long flags
;
1826 u16 handle
, volume_handle
= 0;
1827 u64 volume_wwid
= 0;
1830 sas_device_priv_data
= sdev
->hostdata
;
1831 sas_device_priv_data
->configured_lun
= 1;
1832 sas_device_priv_data
->flags
&= ~MPT_DEVICE_FLAGS_INIT
;
1833 sas_target_priv_data
= sas_device_priv_data
->sas_target
;
1834 handle
= sas_target_priv_data
->handle
;
1836 /* raid volume handling */
1837 if (sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
1839 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1840 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
1841 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1843 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1844 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
,
1845 __LINE__
, __func__
));
1849 if (_scsih_get_volume_capabilities(ioc
, raid_device
)) {
1850 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1851 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
,
1852 __LINE__
, __func__
));
1857 * WARPDRIVE: Initialize the required data for Direct IO
1859 mpt3sas_init_warpdrive_properties(ioc
, raid_device
);
1861 /* RAID Queue Depth Support
1862 * IS volume = underlying qdepth of drive type, either
1863 * MPT3SAS_SAS_QUEUE_DEPTH or MPT3SAS_SATA_QUEUE_DEPTH
1864 * IM/IME/R10 = 128 (MPT3SAS_RAID_QUEUE_DEPTH)
1866 if (raid_device
->device_info
&
1867 MPI2_SAS_DEVICE_INFO_SSP_TARGET
) {
1868 qdepth
= MPT3SAS_SAS_QUEUE_DEPTH
;
1871 qdepth
= MPT3SAS_SATA_QUEUE_DEPTH
;
1872 if (raid_device
->device_info
&
1873 MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)
1879 switch (raid_device
->volume_type
) {
1880 case MPI2_RAID_VOL_TYPE_RAID0
:
1883 case MPI2_RAID_VOL_TYPE_RAID1E
:
1884 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1885 if (ioc
->manu_pg10
.OEMIdentifier
&&
1886 (le32_to_cpu(ioc
->manu_pg10
.GenericFlags0
) &
1887 MFG10_GF0_R10_DISPLAY
) &&
1888 !(raid_device
->num_pds
% 2))
1893 case MPI2_RAID_VOL_TYPE_RAID1
:
1894 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1897 case MPI2_RAID_VOL_TYPE_RAID10
:
1898 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1901 case MPI2_RAID_VOL_TYPE_UNKNOWN
:
1903 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1908 if (!ioc
->hide_ir_msg
)
1909 sdev_printk(KERN_INFO
, sdev
,
1910 "%s: handle(0x%04x), wwid(0x%016llx),"
1911 " pd_count(%d), type(%s)\n",
1912 r_level
, raid_device
->handle
,
1913 (unsigned long long)raid_device
->wwid
,
1914 raid_device
->num_pds
, ds
);
1916 if (shost
->max_sectors
> MPT3SAS_RAID_MAX_SECTORS
) {
1917 blk_queue_max_hw_sectors(sdev
->request_queue
,
1918 MPT3SAS_RAID_MAX_SECTORS
);
1919 sdev_printk(KERN_INFO
, sdev
,
1920 "Set queue's max_sector to: %u\n",
1921 MPT3SAS_RAID_MAX_SECTORS
);
1924 scsih_change_queue_depth(sdev
, qdepth
);
1926 /* raid transport support */
1927 if (!ioc
->is_warpdrive
)
1928 _scsih_set_level(ioc
, sdev
, raid_device
->volume_type
);
1932 /* non-raid handling */
1933 if (sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_RAID_COMPONENT
) {
1934 if (mpt3sas_config_get_volume_handle(ioc
, handle
,
1936 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1937 "failure at %s:%d/%s()!\n", ioc
->name
,
1938 __FILE__
, __LINE__
, __func__
));
1941 if (volume_handle
&& mpt3sas_config_get_volume_wwid(ioc
,
1942 volume_handle
, &volume_wwid
)) {
1943 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1944 "failure at %s:%d/%s()!\n", ioc
->name
,
1945 __FILE__
, __LINE__
, __func__
));
1950 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1951 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
1952 sas_device_priv_data
->sas_target
->sas_address
);
1954 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1955 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1956 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1961 sas_device
->volume_handle
= volume_handle
;
1962 sas_device
->volume_wwid
= volume_wwid
;
1963 if (sas_device
->device_info
& MPI2_SAS_DEVICE_INFO_SSP_TARGET
) {
1964 qdepth
= MPT3SAS_SAS_QUEUE_DEPTH
;
1966 if (sas_device
->device_info
&
1967 MPI2_SAS_DEVICE_INFO_SEP
) {
1968 sdev_printk(KERN_WARNING
, sdev
,
1969 "set ignore_delay_remove for handle(0x%04x)\n",
1970 sas_device_priv_data
->sas_target
->handle
);
1971 sas_device_priv_data
->ignore_delay_remove
= 1;
1976 qdepth
= MPT3SAS_SATA_QUEUE_DEPTH
;
1977 if (sas_device
->device_info
& MPI2_SAS_DEVICE_INFO_STP_TARGET
)
1979 else if (sas_device
->device_info
&
1980 MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)
1984 sdev_printk(KERN_INFO
, sdev
, "%s: handle(0x%04x), " \
1985 "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n",
1986 ds
, handle
, (unsigned long long)sas_device
->sas_address
,
1987 sas_device
->phy
, (unsigned long long)sas_device
->device_name
);
1988 if (sas_device
->enclosure_handle
!= 0)
1989 sdev_printk(KERN_INFO
, sdev
,
1990 "%s: enclosure_logical_id(0x%016llx), slot(%d)\n",
1991 ds
, (unsigned long long)
1992 sas_device
->enclosure_logical_id
, sas_device
->slot
);
1993 if (sas_device
->connector_name
[0] != '\0')
1994 sdev_printk(KERN_INFO
, sdev
,
1995 "%s: enclosure level(0x%04x), connector name( %s)\n",
1996 ds
, sas_device
->enclosure_level
,
1997 sas_device
->connector_name
);
1999 sas_device_put(sas_device
);
2000 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
2003 _scsih_display_sata_capabilities(ioc
, handle
, sdev
);
2006 scsih_change_queue_depth(sdev
, qdepth
);
2009 sas_read_port_mode_page(sdev
);
2010 _scsih_enable_tlr(ioc
, sdev
);
2017 * scsih_bios_param - fetch head, sector, cylinder info for a disk
2018 * @sdev: scsi device struct
2019 * @bdev: pointer to block device context
2020 * @capacity: device size (in 512 byte sectors)
2021 * @params: three element array to place output:
2022 * params[0] number of heads (max 255)
2023 * params[1] number of sectors (max 63)
2024 * params[2] number of cylinders
2029 scsih_bios_param(struct scsi_device
*sdev
, struct block_device
*bdev
,
2030 sector_t capacity
, int params
[])
2040 dummy
= heads
* sectors
;
2041 cylinders
= capacity
;
2042 sector_div(cylinders
, dummy
);
2045 * Handle extended translation size for logical drives
2048 if ((ulong
)capacity
>= 0x200000) {
2051 dummy
= heads
* sectors
;
2052 cylinders
= capacity
;
2053 sector_div(cylinders
, dummy
);
2058 params
[1] = sectors
;
2059 params
[2] = cylinders
;
2065 * _scsih_response_code - translation of device response code
2066 * @ioc: per adapter object
2067 * @response_code: response code returned by the device
2072 _scsih_response_code(struct MPT3SAS_ADAPTER
*ioc
, u8 response_code
)
2076 switch (response_code
) {
2077 case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE
:
2078 desc
= "task management request completed";
2080 case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME
:
2081 desc
= "invalid frame";
2083 case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED
:
2084 desc
= "task management request not supported";
2086 case MPI2_SCSITASKMGMT_RSP_TM_FAILED
:
2087 desc
= "task management request failed";
2089 case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED
:
2090 desc
= "task management request succeeded";
2092 case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN
:
2093 desc
= "invalid lun";
2096 desc
= "overlapped tag attempted";
2098 case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC
:
2099 desc
= "task queued, however not sent to target";
2105 pr_warn(MPT3SAS_FMT
"response_code(0x%01x): %s\n",
2106 ioc
->name
, response_code
, desc
);
2110 * _scsih_tm_done - tm completion routine
2111 * @ioc: per adapter object
2112 * @smid: system request message index
2113 * @msix_index: MSIX table index supplied by the OS
2114 * @reply: reply message frame(lower 32bit addr)
2117 * The callback handler when using scsih_issue_tm.
2119 * Return 1 meaning mf should be freed from _base_interrupt
2120 * 0 means the mf is freed from this function.
2123 _scsih_tm_done(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
, u32 reply
)
2125 MPI2DefaultReply_t
*mpi_reply
;
2127 if (ioc
->tm_cmds
.status
== MPT3_CMD_NOT_USED
)
2129 if (ioc
->tm_cmds
.smid
!= smid
)
2131 ioc
->tm_cmds
.status
|= MPT3_CMD_COMPLETE
;
2132 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
2134 memcpy(ioc
->tm_cmds
.reply
, mpi_reply
, mpi_reply
->MsgLength
*4);
2135 ioc
->tm_cmds
.status
|= MPT3_CMD_REPLY_VALID
;
2137 ioc
->tm_cmds
.status
&= ~MPT3_CMD_PENDING
;
2138 complete(&ioc
->tm_cmds
.done
);
2143 * mpt3sas_scsih_set_tm_flag - set per target tm_busy
2144 * @ioc: per adapter object
2145 * @handle: device handle
2147 * During taskmangement request, we need to freeze the device queue.
2150 mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
2152 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2153 struct scsi_device
*sdev
;
2156 shost_for_each_device(sdev
, ioc
->shost
) {
2159 sas_device_priv_data
= sdev
->hostdata
;
2160 if (!sas_device_priv_data
)
2162 if (sas_device_priv_data
->sas_target
->handle
== handle
) {
2163 sas_device_priv_data
->sas_target
->tm_busy
= 1;
2165 ioc
->ignore_loginfos
= 1;
2171 * mpt3sas_scsih_clear_tm_flag - clear per target tm_busy
2172 * @ioc: per adapter object
2173 * @handle: device handle
2175 * During taskmangement request, we need to freeze the device queue.
2178 mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
2180 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2181 struct scsi_device
*sdev
;
2184 shost_for_each_device(sdev
, ioc
->shost
) {
2187 sas_device_priv_data
= sdev
->hostdata
;
2188 if (!sas_device_priv_data
)
2190 if (sas_device_priv_data
->sas_target
->handle
== handle
) {
2191 sas_device_priv_data
->sas_target
->tm_busy
= 0;
2193 ioc
->ignore_loginfos
= 0;
2199 * mpt3sas_scsih_issue_tm - main routine for sending tm requests
2200 * @ioc: per adapter struct
2201 * @device_handle: device handle
2202 * @channel: the channel assigned by the OS
2203 * @id: the id assigned by the OS
2205 * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h)
2206 * @smid_task: smid assigned to the task
2207 * @timeout: timeout in seconds
2210 * A generic API for sending task management requests to firmware.
2212 * The callback index is set inside `ioc->tm_cb_idx`.
2214 * Return SUCCESS or FAILED.
2217 mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
, uint channel
,
2218 uint id
, uint lun
, u8 type
, u16 smid_task
, ulong timeout
)
2220 Mpi2SCSITaskManagementRequest_t
*mpi_request
;
2221 Mpi2SCSITaskManagementReply_t
*mpi_reply
;
2224 struct scsiio_tracker
*scsi_lookup
= NULL
;
2228 lockdep_assert_held(&ioc
->tm_cmds
.mutex
);
2230 if (ioc
->tm_cmds
.status
!= MPT3_CMD_NOT_USED
) {
2231 pr_info(MPT3SAS_FMT
"%s: tm_cmd busy!!!\n",
2232 __func__
, ioc
->name
);
2236 if (ioc
->shost_recovery
|| ioc
->remove_host
||
2237 ioc
->pci_error_recovery
) {
2238 pr_info(MPT3SAS_FMT
"%s: host reset in progress!\n",
2239 __func__
, ioc
->name
);
2243 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 0);
2244 if (ioc_state
& MPI2_DOORBELL_USED
) {
2245 dhsprintk(ioc
, pr_info(MPT3SAS_FMT
2246 "unexpected doorbell active!\n", ioc
->name
));
2247 rc
= mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
2248 return (!rc
) ? SUCCESS
: FAILED
;
2251 if ((ioc_state
& MPI2_IOC_STATE_MASK
) == MPI2_IOC_STATE_FAULT
) {
2252 mpt3sas_base_fault_info(ioc
, ioc_state
&
2253 MPI2_DOORBELL_DATA_MASK
);
2254 rc
= mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
2255 return (!rc
) ? SUCCESS
: FAILED
;
2258 smid
= mpt3sas_base_get_smid_hpr(ioc
, ioc
->tm_cb_idx
);
2260 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
2261 ioc
->name
, __func__
);
2265 if (type
== MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
)
2266 scsi_lookup
= &ioc
->scsi_lookup
[smid_task
- 1];
2268 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
2269 "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n",
2270 ioc
->name
, handle
, type
, smid_task
));
2271 ioc
->tm_cmds
.status
= MPT3_CMD_PENDING
;
2272 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
2273 ioc
->tm_cmds
.smid
= smid
;
2274 memset(mpi_request
, 0, sizeof(Mpi2SCSITaskManagementRequest_t
));
2275 memset(ioc
->tm_cmds
.reply
, 0, sizeof(Mpi2SCSITaskManagementReply_t
));
2276 mpi_request
->Function
= MPI2_FUNCTION_SCSI_TASK_MGMT
;
2277 mpi_request
->DevHandle
= cpu_to_le16(handle
);
2278 mpi_request
->TaskType
= type
;
2279 mpi_request
->TaskMID
= cpu_to_le16(smid_task
);
2280 int_to_scsilun(lun
, (struct scsi_lun
*)mpi_request
->LUN
);
2281 mpt3sas_scsih_set_tm_flag(ioc
, handle
);
2282 init_completion(&ioc
->tm_cmds
.done
);
2283 if ((type
== MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
) &&
2284 (scsi_lookup
->msix_io
< ioc
->reply_queue_count
))
2285 msix_task
= scsi_lookup
->msix_io
;
2288 ioc
->put_smid_hi_priority(ioc
, smid
, msix_task
);
2289 wait_for_completion_timeout(&ioc
->tm_cmds
.done
, timeout
*HZ
);
2290 if (!(ioc
->tm_cmds
.status
& MPT3_CMD_COMPLETE
)) {
2291 pr_err(MPT3SAS_FMT
"%s: timeout\n",
2292 ioc
->name
, __func__
);
2293 _debug_dump_mf(mpi_request
,
2294 sizeof(Mpi2SCSITaskManagementRequest_t
)/4);
2295 if (!(ioc
->tm_cmds
.status
& MPT3_CMD_RESET
)) {
2296 rc
= mpt3sas_base_hard_reset_handler(ioc
,
2298 rc
= (!rc
) ? SUCCESS
: FAILED
;
2303 /* sync IRQs in case those were busy during flush. */
2304 mpt3sas_base_sync_reply_irqs(ioc
);
2306 if (ioc
->tm_cmds
.status
& MPT3_CMD_REPLY_VALID
) {
2307 mpt3sas_trigger_master(ioc
, MASTER_TRIGGER_TASK_MANAGMENT
);
2308 mpi_reply
= ioc
->tm_cmds
.reply
;
2309 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
"complete tm: " \
2310 "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n",
2311 ioc
->name
, le16_to_cpu(mpi_reply
->IOCStatus
),
2312 le32_to_cpu(mpi_reply
->IOCLogInfo
),
2313 le32_to_cpu(mpi_reply
->TerminationCount
)));
2314 if (ioc
->logging_level
& MPT_DEBUG_TM
) {
2315 _scsih_response_code(ioc
, mpi_reply
->ResponseCode
);
2316 if (mpi_reply
->IOCStatus
)
2317 _debug_dump_mf(mpi_request
,
2318 sizeof(Mpi2SCSITaskManagementRequest_t
)/4);
2323 case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
:
2325 if (scsi_lookup
->scmd
== NULL
)
2330 case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
:
2331 if (_scsih_scsi_lookup_find_by_target(ioc
, id
, channel
))
2336 case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET
:
2337 case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET
:
2338 if (_scsih_scsi_lookup_find_by_lun(ioc
, id
, lun
, channel
))
2343 case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK
:
2352 mpt3sas_scsih_clear_tm_flag(ioc
, handle
);
2353 ioc
->tm_cmds
.status
= MPT3_CMD_NOT_USED
;
2357 int mpt3sas_scsih_issue_locked_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
,
2358 uint channel
, uint id
, uint lun
, u8 type
, u16 smid_task
, ulong timeout
)
2362 mutex_lock(&ioc
->tm_cmds
.mutex
);
2363 ret
= mpt3sas_scsih_issue_tm(ioc
, handle
, channel
, id
, lun
, type
,
2364 smid_task
, timeout
);
2365 mutex_unlock(&ioc
->tm_cmds
.mutex
);
2371 * _scsih_tm_display_info - displays info about the device
2372 * @ioc: per adapter struct
2373 * @scmd: pointer to scsi command object
2375 * Called by task management callback handlers.
2378 _scsih_tm_display_info(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
)
2380 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
2381 struct MPT3SAS_TARGET
*priv_target
= starget
->hostdata
;
2382 struct _sas_device
*sas_device
= NULL
;
2383 unsigned long flags
;
2384 char *device_str
= NULL
;
2388 if (ioc
->hide_ir_msg
)
2389 device_str
= "WarpDrive";
2391 device_str
= "volume";
2393 scsi_print_command(scmd
);
2394 if (priv_target
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
2395 starget_printk(KERN_INFO
, starget
,
2396 "%s handle(0x%04x), %s wwid(0x%016llx)\n",
2397 device_str
, priv_target
->handle
,
2398 device_str
, (unsigned long long)priv_target
->sas_address
);
2400 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
2401 sas_device
= __mpt3sas_get_sdev_from_target(ioc
, priv_target
);
2403 if (priv_target
->flags
&
2404 MPT_TARGET_FLAGS_RAID_COMPONENT
) {
2405 starget_printk(KERN_INFO
, starget
,
2406 "volume handle(0x%04x), "
2407 "volume wwid(0x%016llx)\n",
2408 sas_device
->volume_handle
,
2409 (unsigned long long)sas_device
->volume_wwid
);
2411 starget_printk(KERN_INFO
, starget
,
2412 "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n",
2414 (unsigned long long)sas_device
->sas_address
,
2416 if (sas_device
->enclosure_handle
!= 0)
2417 starget_printk(KERN_INFO
, starget
,
2418 "enclosure_logical_id(0x%016llx), slot(%d)\n",
2419 (unsigned long long)
2420 sas_device
->enclosure_logical_id
,
2422 if (sas_device
->connector_name
[0] != '\0')
2423 starget_printk(KERN_INFO
, starget
,
2424 "enclosure level(0x%04x),connector name(%s)\n",
2425 sas_device
->enclosure_level
,
2426 sas_device
->connector_name
);
2428 sas_device_put(sas_device
);
2430 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
2435 * scsih_abort - eh threads main abort routine
2436 * @scmd: pointer to scsi command object
2438 * Returns SUCCESS if command aborted else FAILED
2441 scsih_abort(struct scsi_cmnd
*scmd
)
2443 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2444 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2449 sdev_printk(KERN_INFO
, scmd
->device
,
2450 "attempting task abort! scmd(%p)\n", scmd
);
2451 _scsih_tm_display_info(ioc
, scmd
);
2453 sas_device_priv_data
= scmd
->device
->hostdata
;
2454 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
2455 sdev_printk(KERN_INFO
, scmd
->device
,
2456 "device been deleted! scmd(%p)\n", scmd
);
2457 scmd
->result
= DID_NO_CONNECT
<< 16;
2458 scmd
->scsi_done(scmd
);
2463 /* search for the command */
2464 smid
= _scsih_scsi_lookup_find_by_scmd(ioc
, scmd
);
2466 scmd
->result
= DID_RESET
<< 16;
2471 /* for hidden raid components and volumes this is not supported */
2472 if (sas_device_priv_data
->sas_target
->flags
&
2473 MPT_TARGET_FLAGS_RAID_COMPONENT
||
2474 sas_device_priv_data
->sas_target
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
2475 scmd
->result
= DID_RESET
<< 16;
2480 mpt3sas_halt_firmware(ioc
);
2482 handle
= sas_device_priv_data
->sas_target
->handle
;
2483 r
= mpt3sas_scsih_issue_locked_tm(ioc
, handle
, scmd
->device
->channel
,
2484 scmd
->device
->id
, scmd
->device
->lun
,
2485 MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
, smid
, 30);
2488 sdev_printk(KERN_INFO
, scmd
->device
, "task abort: %s scmd(%p)\n",
2489 ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2494 * scsih_dev_reset - eh threads main device reset routine
2495 * @scmd: pointer to scsi command object
2497 * Returns SUCCESS if command aborted else FAILED
2500 scsih_dev_reset(struct scsi_cmnd
*scmd
)
2502 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2503 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2504 struct _sas_device
*sas_device
= NULL
;
2508 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
2509 struct MPT3SAS_TARGET
*target_priv_data
= starget
->hostdata
;
2511 sdev_printk(KERN_INFO
, scmd
->device
,
2512 "attempting device reset! scmd(%p)\n", scmd
);
2513 _scsih_tm_display_info(ioc
, scmd
);
2515 sas_device_priv_data
= scmd
->device
->hostdata
;
2516 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
2517 sdev_printk(KERN_INFO
, scmd
->device
,
2518 "device been deleted! scmd(%p)\n", scmd
);
2519 scmd
->result
= DID_NO_CONNECT
<< 16;
2520 scmd
->scsi_done(scmd
);
2525 /* for hidden raid components obtain the volume_handle */
2527 if (sas_device_priv_data
->sas_target
->flags
&
2528 MPT_TARGET_FLAGS_RAID_COMPONENT
) {
2529 sas_device
= mpt3sas_get_sdev_from_target(ioc
,
2532 handle
= sas_device
->volume_handle
;
2534 handle
= sas_device_priv_data
->sas_target
->handle
;
2537 scmd
->result
= DID_RESET
<< 16;
2542 r
= mpt3sas_scsih_issue_locked_tm(ioc
, handle
, scmd
->device
->channel
,
2543 scmd
->device
->id
, scmd
->device
->lun
,
2544 MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET
, 0, 30);
2547 sdev_printk(KERN_INFO
, scmd
->device
, "device reset: %s scmd(%p)\n",
2548 ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2551 sas_device_put(sas_device
);
2557 * scsih_target_reset - eh threads main target reset routine
2558 * @scmd: pointer to scsi command object
2560 * Returns SUCCESS if command aborted else FAILED
2563 scsih_target_reset(struct scsi_cmnd
*scmd
)
2565 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2566 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2567 struct _sas_device
*sas_device
= NULL
;
2570 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
2571 struct MPT3SAS_TARGET
*target_priv_data
= starget
->hostdata
;
2573 starget_printk(KERN_INFO
, starget
, "attempting target reset! scmd(%p)\n",
2575 _scsih_tm_display_info(ioc
, scmd
);
2577 sas_device_priv_data
= scmd
->device
->hostdata
;
2578 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
2579 starget_printk(KERN_INFO
, starget
, "target been deleted! scmd(%p)\n",
2581 scmd
->result
= DID_NO_CONNECT
<< 16;
2582 scmd
->scsi_done(scmd
);
2587 /* for hidden raid components obtain the volume_handle */
2589 if (sas_device_priv_data
->sas_target
->flags
&
2590 MPT_TARGET_FLAGS_RAID_COMPONENT
) {
2591 sas_device
= mpt3sas_get_sdev_from_target(ioc
,
2594 handle
= sas_device
->volume_handle
;
2596 handle
= sas_device_priv_data
->sas_target
->handle
;
2599 scmd
->result
= DID_RESET
<< 16;
2604 r
= mpt3sas_scsih_issue_locked_tm(ioc
, handle
, scmd
->device
->channel
,
2605 scmd
->device
->id
, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
, 0,
2609 starget_printk(KERN_INFO
, starget
, "target reset: %s scmd(%p)\n",
2610 ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2613 sas_device_put(sas_device
);
2620 * scsih_host_reset - eh threads main host reset routine
2621 * @scmd: pointer to scsi command object
2623 * Returns SUCCESS if command aborted else FAILED
2626 scsih_host_reset(struct scsi_cmnd
*scmd
)
2628 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2631 pr_info(MPT3SAS_FMT
"attempting host reset! scmd(%p)\n",
2633 scsi_print_command(scmd
);
2635 if (ioc
->is_driver_loading
) {
2636 pr_info(MPT3SAS_FMT
"Blocking the host reset\n",
2642 retval
= mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
2643 r
= (retval
< 0) ? FAILED
: SUCCESS
;
2645 pr_info(MPT3SAS_FMT
"host reset: %s scmd(%p)\n",
2646 ioc
->name
, ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2652 * _scsih_fw_event_add - insert and queue up fw_event
2653 * @ioc: per adapter object
2654 * @fw_event: object describing the event
2655 * Context: This function will acquire ioc->fw_event_lock.
2657 * This adds the firmware event object into link list, then queues it up to
2658 * be processed from user context.
2663 _scsih_fw_event_add(struct MPT3SAS_ADAPTER
*ioc
, struct fw_event_work
*fw_event
)
2665 unsigned long flags
;
2667 if (ioc
->firmware_event_thread
== NULL
)
2670 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
2671 fw_event_work_get(fw_event
);
2672 INIT_LIST_HEAD(&fw_event
->list
);
2673 list_add_tail(&fw_event
->list
, &ioc
->fw_event_list
);
2674 INIT_WORK(&fw_event
->work
, _firmware_event_work
);
2675 fw_event_work_get(fw_event
);
2676 queue_work(ioc
->firmware_event_thread
, &fw_event
->work
);
2677 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
2681 * _scsih_fw_event_del_from_list - delete fw_event from the list
2682 * @ioc: per adapter object
2683 * @fw_event: object describing the event
2684 * Context: This function will acquire ioc->fw_event_lock.
2686 * If the fw_event is on the fw_event_list, remove it and do a put.
2691 _scsih_fw_event_del_from_list(struct MPT3SAS_ADAPTER
*ioc
, struct fw_event_work
2694 unsigned long flags
;
2696 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
2697 if (!list_empty(&fw_event
->list
)) {
2698 list_del_init(&fw_event
->list
);
2699 fw_event_work_put(fw_event
);
2701 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
2706 * mpt3sas_send_trigger_data_event - send event for processing trigger data
2707 * @ioc: per adapter object
2708 * @event_data: trigger event data
2713 mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER
*ioc
,
2714 struct SL_WH_TRIGGERS_EVENT_DATA_T
*event_data
)
2716 struct fw_event_work
*fw_event
;
2719 if (ioc
->is_driver_loading
)
2721 sz
= sizeof(*event_data
);
2722 fw_event
= alloc_fw_event_work(sz
);
2725 fw_event
->event
= MPT3SAS_PROCESS_TRIGGER_DIAG
;
2726 fw_event
->ioc
= ioc
;
2727 memcpy(fw_event
->event_data
, event_data
, sizeof(*event_data
));
2728 _scsih_fw_event_add(ioc
, fw_event
);
2729 fw_event_work_put(fw_event
);
2733 * _scsih_error_recovery_delete_devices - remove devices not responding
2734 * @ioc: per adapter object
2739 _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER
*ioc
)
2741 struct fw_event_work
*fw_event
;
2743 if (ioc
->is_driver_loading
)
2745 fw_event
= alloc_fw_event_work(0);
2748 fw_event
->event
= MPT3SAS_REMOVE_UNRESPONDING_DEVICES
;
2749 fw_event
->ioc
= ioc
;
2750 _scsih_fw_event_add(ioc
, fw_event
);
2751 fw_event_work_put(fw_event
);
2755 * mpt3sas_port_enable_complete - port enable completed (fake event)
2756 * @ioc: per adapter object
2761 mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER
*ioc
)
2763 struct fw_event_work
*fw_event
;
2765 fw_event
= alloc_fw_event_work(0);
2768 fw_event
->event
= MPT3SAS_PORT_ENABLE_COMPLETE
;
2769 fw_event
->ioc
= ioc
;
2770 _scsih_fw_event_add(ioc
, fw_event
);
2771 fw_event_work_put(fw_event
);
2774 static struct fw_event_work
*dequeue_next_fw_event(struct MPT3SAS_ADAPTER
*ioc
)
2776 unsigned long flags
;
2777 struct fw_event_work
*fw_event
= NULL
;
2779 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
2780 if (!list_empty(&ioc
->fw_event_list
)) {
2781 fw_event
= list_first_entry(&ioc
->fw_event_list
,
2782 struct fw_event_work
, list
);
2783 list_del_init(&fw_event
->list
);
2785 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
2791 * _scsih_fw_event_cleanup_queue - cleanup event queue
2792 * @ioc: per adapter object
2794 * Walk the firmware event queue, either killing timers, or waiting
2795 * for outstanding events to complete
2800 _scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER
*ioc
)
2802 struct fw_event_work
*fw_event
;
2804 if (list_empty(&ioc
->fw_event_list
) ||
2805 !ioc
->firmware_event_thread
|| in_interrupt())
2808 while ((fw_event
= dequeue_next_fw_event(ioc
))) {
2810 * Wait on the fw_event to complete. If this returns 1, then
2811 * the event was never executed, and we need a put for the
2812 * reference the work had on the fw_event.
2814 * If it did execute, we wait for it to finish, and the put will
2815 * happen from _firmware_event_work()
2817 if (cancel_work_sync(&fw_event
->work
))
2818 fw_event_work_put(fw_event
);
2820 fw_event_work_put(fw_event
);
2825 * _scsih_internal_device_block - block the sdev device
2826 * @sdev: per device object
2827 * @sas_device_priv_data : per device driver private data
2829 * make sure device is blocked without error, if not
2833 _scsih_internal_device_block(struct scsi_device
*sdev
,
2834 struct MPT3SAS_DEVICE
*sas_device_priv_data
)
2838 sdev_printk(KERN_INFO
, sdev
, "device_block, handle(0x%04x)\n",
2839 sas_device_priv_data
->sas_target
->handle
);
2840 sas_device_priv_data
->block
= 1;
2842 r
= scsi_internal_device_block(sdev
);
2844 sdev_printk(KERN_WARNING
, sdev
,
2845 "device_block failed with return(%d) for handle(0x%04x)\n",
2846 r
, sas_device_priv_data
->sas_target
->handle
);
2850 * _scsih_internal_device_unblock - unblock the sdev device
2851 * @sdev: per device object
2852 * @sas_device_priv_data : per device driver private data
2853 * make sure device is unblocked without error, if not retry
2854 * by blocking and then unblocking
2858 _scsih_internal_device_unblock(struct scsi_device
*sdev
,
2859 struct MPT3SAS_DEVICE
*sas_device_priv_data
)
2863 sdev_printk(KERN_WARNING
, sdev
, "device_unblock and setting to running, "
2864 "handle(0x%04x)\n", sas_device_priv_data
->sas_target
->handle
);
2865 sas_device_priv_data
->block
= 0;
2866 r
= scsi_internal_device_unblock(sdev
, SDEV_RUNNING
);
2868 /* The device has been set to SDEV_RUNNING by SD layer during
2869 * device addition but the request queue is still stopped by
2870 * our earlier block call. We need to perform a block again
2871 * to get the device to SDEV_BLOCK and then to SDEV_RUNNING */
2873 sdev_printk(KERN_WARNING
, sdev
,
2874 "device_unblock failed with return(%d) for handle(0x%04x) "
2875 "performing a block followed by an unblock\n",
2876 r
, sas_device_priv_data
->sas_target
->handle
);
2877 sas_device_priv_data
->block
= 1;
2878 r
= scsi_internal_device_block(sdev
);
2880 sdev_printk(KERN_WARNING
, sdev
, "retried device_block "
2881 "failed with return(%d) for handle(0x%04x)\n",
2882 r
, sas_device_priv_data
->sas_target
->handle
);
2884 sas_device_priv_data
->block
= 0;
2885 r
= scsi_internal_device_unblock(sdev
, SDEV_RUNNING
);
2887 sdev_printk(KERN_WARNING
, sdev
, "retried device_unblock"
2888 " failed with return(%d) for handle(0x%04x)\n",
2889 r
, sas_device_priv_data
->sas_target
->handle
);
2894 * _scsih_ublock_io_all_device - unblock every device
2895 * @ioc: per adapter object
2897 * change the device state from block to running
2900 _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER
*ioc
)
2902 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2903 struct scsi_device
*sdev
;
2905 shost_for_each_device(sdev
, ioc
->shost
) {
2906 sas_device_priv_data
= sdev
->hostdata
;
2907 if (!sas_device_priv_data
)
2909 if (!sas_device_priv_data
->block
)
2912 dewtprintk(ioc
, sdev_printk(KERN_INFO
, sdev
,
2913 "device_running, handle(0x%04x)\n",
2914 sas_device_priv_data
->sas_target
->handle
));
2915 _scsih_internal_device_unblock(sdev
, sas_device_priv_data
);
2921 * _scsih_ublock_io_device - prepare device to be deleted
2922 * @ioc: per adapter object
2923 * @sas_addr: sas address
2925 * unblock then put device in offline state
2928 _scsih_ublock_io_device(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
)
2930 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2931 struct scsi_device
*sdev
;
2933 shost_for_each_device(sdev
, ioc
->shost
) {
2934 sas_device_priv_data
= sdev
->hostdata
;
2935 if (!sas_device_priv_data
)
2937 if (sas_device_priv_data
->sas_target
->sas_address
2940 if (sas_device_priv_data
->block
)
2941 _scsih_internal_device_unblock(sdev
,
2942 sas_device_priv_data
);
2947 * _scsih_block_io_all_device - set the device state to SDEV_BLOCK
2948 * @ioc: per adapter object
2949 * @handle: device handle
2951 * During device pull we need to appropriately set the sdev state.
2954 _scsih_block_io_all_device(struct MPT3SAS_ADAPTER
*ioc
)
2956 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2957 struct scsi_device
*sdev
;
2959 shost_for_each_device(sdev
, ioc
->shost
) {
2960 sas_device_priv_data
= sdev
->hostdata
;
2961 if (!sas_device_priv_data
)
2963 if (sas_device_priv_data
->block
)
2965 if (sas_device_priv_data
->ignore_delay_remove
) {
2966 sdev_printk(KERN_INFO
, sdev
,
2967 "%s skip device_block for SES handle(0x%04x)\n",
2968 __func__
, sas_device_priv_data
->sas_target
->handle
);
2971 _scsih_internal_device_block(sdev
, sas_device_priv_data
);
2976 * _scsih_block_io_device - set the device state to SDEV_BLOCK
2977 * @ioc: per adapter object
2978 * @handle: device handle
2980 * During device pull we need to appropriately set the sdev state.
2983 _scsih_block_io_device(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
2985 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2986 struct scsi_device
*sdev
;
2987 struct _sas_device
*sas_device
;
2989 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
2993 shost_for_each_device(sdev
, ioc
->shost
) {
2994 sas_device_priv_data
= sdev
->hostdata
;
2995 if (!sas_device_priv_data
)
2997 if (sas_device_priv_data
->sas_target
->handle
!= handle
)
2999 if (sas_device_priv_data
->block
)
3001 if (sas_device
->pend_sas_rphy_add
)
3003 if (sas_device_priv_data
->ignore_delay_remove
) {
3004 sdev_printk(KERN_INFO
, sdev
,
3005 "%s skip device_block for SES handle(0x%04x)\n",
3006 __func__
, sas_device_priv_data
->sas_target
->handle
);
3009 _scsih_internal_device_block(sdev
, sas_device_priv_data
);
3012 sas_device_put(sas_device
);
3016 * _scsih_block_io_to_children_attached_to_ex
3017 * @ioc: per adapter object
3018 * @sas_expander: the sas_device object
3020 * This routine set sdev state to SDEV_BLOCK for all devices
3021 * attached to this expander. This function called when expander is
3025 _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER
*ioc
,
3026 struct _sas_node
*sas_expander
)
3028 struct _sas_port
*mpt3sas_port
;
3029 struct _sas_device
*sas_device
;
3030 struct _sas_node
*expander_sibling
;
3031 unsigned long flags
;
3036 list_for_each_entry(mpt3sas_port
,
3037 &sas_expander
->sas_port_list
, port_list
) {
3038 if (mpt3sas_port
->remote_identify
.device_type
==
3040 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
3041 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
3042 mpt3sas_port
->remote_identify
.sas_address
);
3044 set_bit(sas_device
->handle
,
3045 ioc
->blocking_handles
);
3046 sas_device_put(sas_device
);
3048 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
3052 list_for_each_entry(mpt3sas_port
,
3053 &sas_expander
->sas_port_list
, port_list
) {
3055 if (mpt3sas_port
->remote_identify
.device_type
==
3056 SAS_EDGE_EXPANDER_DEVICE
||
3057 mpt3sas_port
->remote_identify
.device_type
==
3058 SAS_FANOUT_EXPANDER_DEVICE
) {
3060 mpt3sas_scsih_expander_find_by_sas_address(
3061 ioc
, mpt3sas_port
->remote_identify
.sas_address
);
3062 _scsih_block_io_to_children_attached_to_ex(ioc
,
3069 * _scsih_block_io_to_children_attached_directly
3070 * @ioc: per adapter object
3071 * @event_data: topology change event data
3073 * This routine set sdev state to SDEV_BLOCK for all devices
3074 * direct attached during device pull.
3077 _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER
*ioc
,
3078 Mpi2EventDataSasTopologyChangeList_t
*event_data
)
3084 for (i
= 0; i
< event_data
->NumEntries
; i
++) {
3085 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
3088 reason_code
= event_data
->PHY
[i
].PhyStatus
&
3089 MPI2_EVENT_SAS_TOPO_RC_MASK
;
3090 if (reason_code
== MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING
)
3091 _scsih_block_io_device(ioc
, handle
);
3096 * _scsih_tm_tr_send - send task management request
3097 * @ioc: per adapter object
3098 * @handle: device handle
3099 * Context: interrupt time.
3101 * This code is to initiate the device removal handshake protocol
3102 * with controller firmware. This function will issue target reset
3103 * using high priority request queue. It will send a sas iounit
3104 * control request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion.
3106 * This is designed to send muliple task management request at the same
3107 * time to the fifo. If the fifo is full, we will append the request,
3108 * and process it in a future completion.
3111 _scsih_tm_tr_send(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3113 Mpi2SCSITaskManagementRequest_t
*mpi_request
;
3115 struct _sas_device
*sas_device
= NULL
;
3116 struct MPT3SAS_TARGET
*sas_target_priv_data
= NULL
;
3117 u64 sas_address
= 0;
3118 unsigned long flags
;
3119 struct _tr_list
*delayed_tr
;
3122 if (ioc
->remove_host
) {
3123 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3124 "%s: host has been removed: handle(0x%04x)\n",
3125 __func__
, ioc
->name
, handle
));
3127 } else if (ioc
->pci_error_recovery
) {
3128 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3129 "%s: host in pci error recovery: handle(0x%04x)\n",
3130 __func__
, ioc
->name
,
3134 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 1);
3135 if (ioc_state
!= MPI2_IOC_STATE_OPERATIONAL
) {
3136 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3137 "%s: host is not operational: handle(0x%04x)\n",
3138 __func__
, ioc
->name
,
3143 /* if PD, then return */
3144 if (test_bit(handle
, ioc
->pd_handles
))
3147 clear_bit(handle
, ioc
->pend_os_device_add
);
3149 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
3150 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
3151 if (sas_device
&& sas_device
->starget
&&
3152 sas_device
->starget
->hostdata
) {
3153 sas_target_priv_data
= sas_device
->starget
->hostdata
;
3154 sas_target_priv_data
->deleted
= 1;
3155 sas_address
= sas_device
->sas_address
;
3157 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
3159 if (sas_target_priv_data
) {
3160 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3161 "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n",
3163 (unsigned long long)sas_address
));
3164 if (sas_device
->enclosure_handle
!= 0)
3165 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3166 "setting delete flag:enclosure logical id(0x%016llx),"
3167 " slot(%d)\n", ioc
->name
, (unsigned long long)
3168 sas_device
->enclosure_logical_id
,
3170 if (sas_device
->connector_name
[0] != '\0')
3171 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3172 "setting delete flag: enclosure level(0x%04x),"
3173 " connector name( %s)\n", ioc
->name
,
3174 sas_device
->enclosure_level
,
3175 sas_device
->connector_name
));
3176 _scsih_ublock_io_device(ioc
, sas_address
);
3177 sas_target_priv_data
->handle
= MPT3SAS_INVALID_DEVICE_HANDLE
;
3180 smid
= mpt3sas_base_get_smid_hpr(ioc
, ioc
->tm_tr_cb_idx
);
3182 delayed_tr
= kzalloc(sizeof(*delayed_tr
), GFP_ATOMIC
);
3185 INIT_LIST_HEAD(&delayed_tr
->list
);
3186 delayed_tr
->handle
= handle
;
3187 list_add_tail(&delayed_tr
->list
, &ioc
->delayed_tr_list
);
3188 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3189 "DELAYED:tr:handle(0x%04x), (open)\n",
3190 ioc
->name
, handle
));
3194 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3195 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3196 ioc
->name
, handle
, smid
,
3197 ioc
->tm_tr_cb_idx
));
3198 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3199 memset(mpi_request
, 0, sizeof(Mpi2SCSITaskManagementRequest_t
));
3200 mpi_request
->Function
= MPI2_FUNCTION_SCSI_TASK_MGMT
;
3201 mpi_request
->DevHandle
= cpu_to_le16(handle
);
3202 mpi_request
->TaskType
= MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
;
3203 set_bit(handle
, ioc
->device_remove_in_progress
);
3204 ioc
->put_smid_hi_priority(ioc
, smid
, 0);
3205 mpt3sas_trigger_master(ioc
, MASTER_TRIGGER_DEVICE_REMOVAL
);
3209 sas_device_put(sas_device
);
3213 * _scsih_tm_tr_complete -
3214 * @ioc: per adapter object
3215 * @smid: system request message index
3216 * @msix_index: MSIX table index supplied by the OS
3217 * @reply: reply message frame(lower 32bit addr)
3218 * Context: interrupt time.
3220 * This is the target reset completion routine.
3221 * This code is part of the code to initiate the device removal
3222 * handshake protocol with controller firmware.
3223 * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE)
3225 * Return 1 meaning mf should be freed from _base_interrupt
3226 * 0 means the mf is freed from this function.
3229 _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
,
3233 Mpi2SCSITaskManagementRequest_t
*mpi_request_tm
;
3234 Mpi2SCSITaskManagementReply_t
*mpi_reply
=
3235 mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
3236 Mpi2SasIoUnitControlRequest_t
*mpi_request
;
3239 struct _sc_list
*delayed_sc
;
3241 if (ioc
->remove_host
) {
3242 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3243 "%s: host has been removed\n", __func__
, ioc
->name
));
3245 } else if (ioc
->pci_error_recovery
) {
3246 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3247 "%s: host in pci error recovery\n", __func__
,
3251 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 1);
3252 if (ioc_state
!= MPI2_IOC_STATE_OPERATIONAL
) {
3253 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3254 "%s: host is not operational\n", __func__
, ioc
->name
));
3257 if (unlikely(!mpi_reply
)) {
3258 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
3259 ioc
->name
, __FILE__
, __LINE__
, __func__
);
3262 mpi_request_tm
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3263 handle
= le16_to_cpu(mpi_request_tm
->DevHandle
);
3264 if (handle
!= le16_to_cpu(mpi_reply
->DevHandle
)) {
3265 dewtprintk(ioc
, pr_err(MPT3SAS_FMT
3266 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3268 le16_to_cpu(mpi_reply
->DevHandle
), smid
));
3272 mpt3sas_trigger_master(ioc
, MASTER_TRIGGER_TASK_MANAGMENT
);
3273 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3274 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3275 "loginfo(0x%08x), completed(%d)\n", ioc
->name
,
3276 handle
, smid
, le16_to_cpu(mpi_reply
->IOCStatus
),
3277 le32_to_cpu(mpi_reply
->IOCLogInfo
),
3278 le32_to_cpu(mpi_reply
->TerminationCount
)));
3280 smid_sas_ctrl
= mpt3sas_base_get_smid(ioc
, ioc
->tm_sas_control_cb_idx
);
3281 if (!smid_sas_ctrl
) {
3282 delayed_sc
= kzalloc(sizeof(*delayed_sc
), GFP_ATOMIC
);
3284 return _scsih_check_for_pending_tm(ioc
, smid
);
3285 INIT_LIST_HEAD(&delayed_sc
->list
);
3286 delayed_sc
->handle
= mpi_request_tm
->DevHandle
;
3287 list_add_tail(&delayed_sc
->list
, &ioc
->delayed_sc_list
);
3288 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3289 "DELAYED:sc:handle(0x%04x), (open)\n",
3290 ioc
->name
, handle
));
3291 return _scsih_check_for_pending_tm(ioc
, smid
);
3294 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3295 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3296 ioc
->name
, handle
, smid_sas_ctrl
,
3297 ioc
->tm_sas_control_cb_idx
));
3298 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid_sas_ctrl
);
3299 memset(mpi_request
, 0, sizeof(Mpi2SasIoUnitControlRequest_t
));
3300 mpi_request
->Function
= MPI2_FUNCTION_SAS_IO_UNIT_CONTROL
;
3301 mpi_request
->Operation
= MPI2_SAS_OP_REMOVE_DEVICE
;
3302 mpi_request
->DevHandle
= mpi_request_tm
->DevHandle
;
3303 ioc
->put_smid_default(ioc
, smid_sas_ctrl
);
3305 return _scsih_check_for_pending_tm(ioc
, smid
);
3310 * _scsih_sas_control_complete - completion routine
3311 * @ioc: per adapter object
3312 * @smid: system request message index
3313 * @msix_index: MSIX table index supplied by the OS
3314 * @reply: reply message frame(lower 32bit addr)
3315 * Context: interrupt time.
3317 * This is the sas iounit control completion routine.
3318 * This code is part of the code to initiate the device removal
3319 * handshake protocol with controller firmware.
3321 * Return 1 meaning mf should be freed from _base_interrupt
3322 * 0 means the mf is freed from this function.
3325 _scsih_sas_control_complete(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
,
3326 u8 msix_index
, u32 reply
)
3328 Mpi2SasIoUnitControlReply_t
*mpi_reply
=
3329 mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
3331 if (likely(mpi_reply
)) {
3332 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3333 "sc_complete:handle(0x%04x), (open) "
3334 "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n",
3335 ioc
->name
, le16_to_cpu(mpi_reply
->DevHandle
), smid
,
3336 le16_to_cpu(mpi_reply
->IOCStatus
),
3337 le32_to_cpu(mpi_reply
->IOCLogInfo
)));
3338 if (le16_to_cpu(mpi_reply
->IOCStatus
) ==
3339 MPI2_IOCSTATUS_SUCCESS
) {
3340 clear_bit(le16_to_cpu(mpi_reply
->DevHandle
),
3341 ioc
->device_remove_in_progress
);
3344 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
3345 ioc
->name
, __FILE__
, __LINE__
, __func__
);
3347 return mpt3sas_check_for_pending_internal_cmds(ioc
, smid
);
3351 * _scsih_tm_tr_volume_send - send target reset request for volumes
3352 * @ioc: per adapter object
3353 * @handle: device handle
3354 * Context: interrupt time.
3356 * This is designed to send muliple task management request at the same
3357 * time to the fifo. If the fifo is full, we will append the request,
3358 * and process it in a future completion.
3361 _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3363 Mpi2SCSITaskManagementRequest_t
*mpi_request
;
3365 struct _tr_list
*delayed_tr
;
3367 if (ioc
->shost_recovery
|| ioc
->remove_host
||
3368 ioc
->pci_error_recovery
) {
3369 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3370 "%s: host reset in progress!\n",
3371 __func__
, ioc
->name
));
3375 smid
= mpt3sas_base_get_smid_hpr(ioc
, ioc
->tm_tr_volume_cb_idx
);
3377 delayed_tr
= kzalloc(sizeof(*delayed_tr
), GFP_ATOMIC
);
3380 INIT_LIST_HEAD(&delayed_tr
->list
);
3381 delayed_tr
->handle
= handle
;
3382 list_add_tail(&delayed_tr
->list
, &ioc
->delayed_tr_volume_list
);
3383 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3384 "DELAYED:tr:handle(0x%04x), (open)\n",
3385 ioc
->name
, handle
));
3389 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3390 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3391 ioc
->name
, handle
, smid
,
3392 ioc
->tm_tr_volume_cb_idx
));
3393 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3394 memset(mpi_request
, 0, sizeof(Mpi2SCSITaskManagementRequest_t
));
3395 mpi_request
->Function
= MPI2_FUNCTION_SCSI_TASK_MGMT
;
3396 mpi_request
->DevHandle
= cpu_to_le16(handle
);
3397 mpi_request
->TaskType
= MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
;
3398 ioc
->put_smid_hi_priority(ioc
, smid
, 0);
3402 * _scsih_tm_volume_tr_complete - target reset completion
3403 * @ioc: per adapter object
3404 * @smid: system request message index
3405 * @msix_index: MSIX table index supplied by the OS
3406 * @reply: reply message frame(lower 32bit addr)
3407 * Context: interrupt time.
3409 * Return 1 meaning mf should be freed from _base_interrupt
3410 * 0 means the mf is freed from this function.
3413 _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
,
3414 u8 msix_index
, u32 reply
)
3417 Mpi2SCSITaskManagementRequest_t
*mpi_request_tm
;
3418 Mpi2SCSITaskManagementReply_t
*mpi_reply
=
3419 mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
3421 if (ioc
->shost_recovery
|| ioc
->remove_host
||
3422 ioc
->pci_error_recovery
) {
3423 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3424 "%s: host reset in progress!\n",
3425 __func__
, ioc
->name
));
3428 if (unlikely(!mpi_reply
)) {
3429 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
3430 ioc
->name
, __FILE__
, __LINE__
, __func__
);
3434 mpi_request_tm
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3435 handle
= le16_to_cpu(mpi_request_tm
->DevHandle
);
3436 if (handle
!= le16_to_cpu(mpi_reply
->DevHandle
)) {
3437 dewtprintk(ioc
, pr_err(MPT3SAS_FMT
3438 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3440 le16_to_cpu(mpi_reply
->DevHandle
), smid
));
3444 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3445 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3446 "loginfo(0x%08x), completed(%d)\n", ioc
->name
,
3447 handle
, smid
, le16_to_cpu(mpi_reply
->IOCStatus
),
3448 le32_to_cpu(mpi_reply
->IOCLogInfo
),
3449 le32_to_cpu(mpi_reply
->TerminationCount
)));
3451 return _scsih_check_for_pending_tm(ioc
, smid
);
3455 * _scsih_issue_delayed_event_ack - issue delayed Event ACK messages
3456 * @ioc: per adapter object
3457 * @smid: system request message index
3459 * @event_context: used to track events uniquely
3461 * Context - processed in interrupt context.
3464 _scsih_issue_delayed_event_ack(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u16 event
,
3467 Mpi2EventAckRequest_t
*ack_request
;
3468 int i
= smid
- ioc
->internal_smid
;
3469 unsigned long flags
;
3471 /* Without releasing the smid just update the
3472 * call back index and reuse the same smid for
3473 * processing this delayed request
3475 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
3476 ioc
->internal_lookup
[i
].cb_idx
= ioc
->base_cb_idx
;
3477 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
3479 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3480 "EVENT ACK: event(0x%04x), smid(%d), cb(%d)\n",
3481 ioc
->name
, le16_to_cpu(event
), smid
,
3483 ack_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3484 memset(ack_request
, 0, sizeof(Mpi2EventAckRequest_t
));
3485 ack_request
->Function
= MPI2_FUNCTION_EVENT_ACK
;
3486 ack_request
->Event
= event
;
3487 ack_request
->EventContext
= event_context
;
3488 ack_request
->VF_ID
= 0; /* TODO */
3489 ack_request
->VP_ID
= 0;
3490 ioc
->put_smid_default(ioc
, smid
);
3494 * _scsih_issue_delayed_sas_io_unit_ctrl - issue delayed
3495 * sas_io_unit_ctrl messages
3496 * @ioc: per adapter object
3497 * @smid: system request message index
3498 * @handle: device handle
3500 * Context - processed in interrupt context.
3503 _scsih_issue_delayed_sas_io_unit_ctrl(struct MPT3SAS_ADAPTER
*ioc
,
3504 u16 smid
, u16 handle
)
3506 Mpi2SasIoUnitControlRequest_t
*mpi_request
;
3508 int i
= smid
- ioc
->internal_smid
;
3509 unsigned long flags
;
3511 if (ioc
->remove_host
) {
3512 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3513 "%s: host has been removed\n",
3514 __func__
, ioc
->name
));
3516 } else if (ioc
->pci_error_recovery
) {
3517 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3518 "%s: host in pci error recovery\n",
3519 __func__
, ioc
->name
));
3522 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 1);
3523 if (ioc_state
!= MPI2_IOC_STATE_OPERATIONAL
) {
3524 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3525 "%s: host is not operational\n",
3526 __func__
, ioc
->name
));
3530 /* Without releasing the smid just update the
3531 * call back index and reuse the same smid for
3532 * processing this delayed request
3534 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
3535 ioc
->internal_lookup
[i
].cb_idx
= ioc
->tm_sas_control_cb_idx
;
3536 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
3538 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3539 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3540 ioc
->name
, le16_to_cpu(handle
), smid
,
3541 ioc
->tm_sas_control_cb_idx
));
3542 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3543 memset(mpi_request
, 0, sizeof(Mpi2SasIoUnitControlRequest_t
));
3544 mpi_request
->Function
= MPI2_FUNCTION_SAS_IO_UNIT_CONTROL
;
3545 mpi_request
->Operation
= MPI2_SAS_OP_REMOVE_DEVICE
;
3546 mpi_request
->DevHandle
= handle
;
3547 ioc
->put_smid_default(ioc
, smid
);
3551 * _scsih_check_for_pending_internal_cmds - check for pending internal messages
3552 * @ioc: per adapter object
3553 * @smid: system request message index
3555 * Context: Executed in interrupt context
3557 * This will check delayed internal messages list, and process the
3560 * Return 1 meaning mf should be freed from _base_interrupt
3561 * 0 means the mf is freed from this function.
3564 mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
3566 struct _sc_list
*delayed_sc
;
3567 struct _event_ack_list
*delayed_event_ack
;
3569 if (!list_empty(&ioc
->delayed_event_ack_list
)) {
3570 delayed_event_ack
= list_entry(ioc
->delayed_event_ack_list
.next
,
3571 struct _event_ack_list
, list
);
3572 _scsih_issue_delayed_event_ack(ioc
, smid
,
3573 delayed_event_ack
->Event
, delayed_event_ack
->EventContext
);
3574 list_del(&delayed_event_ack
->list
);
3575 kfree(delayed_event_ack
);
3579 if (!list_empty(&ioc
->delayed_sc_list
)) {
3580 delayed_sc
= list_entry(ioc
->delayed_sc_list
.next
,
3581 struct _sc_list
, list
);
3582 _scsih_issue_delayed_sas_io_unit_ctrl(ioc
, smid
,
3583 delayed_sc
->handle
);
3584 list_del(&delayed_sc
->list
);
3592 * _scsih_check_for_pending_tm - check for pending task management
3593 * @ioc: per adapter object
3594 * @smid: system request message index
3596 * This will check delayed target reset list, and feed the
3599 * Return 1 meaning mf should be freed from _base_interrupt
3600 * 0 means the mf is freed from this function.
3603 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
3605 struct _tr_list
*delayed_tr
;
3607 if (!list_empty(&ioc
->delayed_tr_volume_list
)) {
3608 delayed_tr
= list_entry(ioc
->delayed_tr_volume_list
.next
,
3609 struct _tr_list
, list
);
3610 mpt3sas_base_free_smid(ioc
, smid
);
3611 _scsih_tm_tr_volume_send(ioc
, delayed_tr
->handle
);
3612 list_del(&delayed_tr
->list
);
3617 if (!list_empty(&ioc
->delayed_tr_list
)) {
3618 delayed_tr
= list_entry(ioc
->delayed_tr_list
.next
,
3619 struct _tr_list
, list
);
3620 mpt3sas_base_free_smid(ioc
, smid
);
3621 _scsih_tm_tr_send(ioc
, delayed_tr
->handle
);
3622 list_del(&delayed_tr
->list
);
3631 * _scsih_check_topo_delete_events - sanity check on topo events
3632 * @ioc: per adapter object
3633 * @event_data: the event data payload
3635 * This routine added to better handle cable breaker.
3637 * This handles the case where driver receives multiple expander
3638 * add and delete events in a single shot. When there is a delete event
3639 * the routine will void any pending add events waiting in the event queue.
3644 _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER
*ioc
,
3645 Mpi2EventDataSasTopologyChangeList_t
*event_data
)
3647 struct fw_event_work
*fw_event
;
3648 Mpi2EventDataSasTopologyChangeList_t
*local_event_data
;
3649 u16 expander_handle
;
3650 struct _sas_node
*sas_expander
;
3651 unsigned long flags
;
3655 for (i
= 0 ; i
< event_data
->NumEntries
; i
++) {
3656 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
3659 reason_code
= event_data
->PHY
[i
].PhyStatus
&
3660 MPI2_EVENT_SAS_TOPO_RC_MASK
;
3661 if (reason_code
== MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
)
3662 _scsih_tm_tr_send(ioc
, handle
);
3665 expander_handle
= le16_to_cpu(event_data
->ExpanderDevHandle
);
3666 if (expander_handle
< ioc
->sas_hba
.num_phys
) {
3667 _scsih_block_io_to_children_attached_directly(ioc
, event_data
);
3670 if (event_data
->ExpStatus
==
3671 MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING
) {
3672 /* put expander attached devices into blocking state */
3673 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
3674 sas_expander
= mpt3sas_scsih_expander_find_by_handle(ioc
,
3676 _scsih_block_io_to_children_attached_to_ex(ioc
, sas_expander
);
3677 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
3679 handle
= find_first_bit(ioc
->blocking_handles
,
3680 ioc
->facts
.MaxDevHandle
);
3681 if (handle
< ioc
->facts
.MaxDevHandle
)
3682 _scsih_block_io_device(ioc
, handle
);
3683 } while (test_and_clear_bit(handle
, ioc
->blocking_handles
));
3684 } else if (event_data
->ExpStatus
== MPI2_EVENT_SAS_TOPO_ES_RESPONDING
)
3685 _scsih_block_io_to_children_attached_directly(ioc
, event_data
);
3687 if (event_data
->ExpStatus
!= MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING
)
3690 /* mark ignore flag for pending events */
3691 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
3692 list_for_each_entry(fw_event
, &ioc
->fw_event_list
, list
) {
3693 if (fw_event
->event
!= MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST
||
3696 local_event_data
= (Mpi2EventDataSasTopologyChangeList_t
*)
3697 fw_event
->event_data
;
3698 if (local_event_data
->ExpStatus
==
3699 MPI2_EVENT_SAS_TOPO_ES_ADDED
||
3700 local_event_data
->ExpStatus
==
3701 MPI2_EVENT_SAS_TOPO_ES_RESPONDING
) {
3702 if (le16_to_cpu(local_event_data
->ExpanderDevHandle
) ==
3704 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3705 "setting ignoring flag\n", ioc
->name
));
3706 fw_event
->ignore
= 1;
3710 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
3714 * _scsih_set_volume_delete_flag - setting volume delete flag
3715 * @ioc: per adapter object
3716 * @handle: device handle
3718 * This returns nothing.
3721 _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3723 struct _raid_device
*raid_device
;
3724 struct MPT3SAS_TARGET
*sas_target_priv_data
;
3725 unsigned long flags
;
3727 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
3728 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
3729 if (raid_device
&& raid_device
->starget
&&
3730 raid_device
->starget
->hostdata
) {
3731 sas_target_priv_data
=
3732 raid_device
->starget
->hostdata
;
3733 sas_target_priv_data
->deleted
= 1;
3734 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3735 "setting delete flag: handle(0x%04x), "
3736 "wwid(0x%016llx)\n", ioc
->name
, handle
,
3737 (unsigned long long) raid_device
->wwid
));
3739 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
3743 * _scsih_set_volume_handle_for_tr - set handle for target reset to volume
3744 * @handle: input handle
3745 * @a: handle for volume a
3746 * @b: handle for volume b
3748 * IR firmware only supports two raid volumes. The purpose of this
3749 * routine is to set the volume handle in either a or b. When the given
3750 * input handle is non-zero, or when a and b have not been set before.
3753 _scsih_set_volume_handle_for_tr(u16 handle
, u16
*a
, u16
*b
)
3755 if (!handle
|| handle
== *a
|| handle
== *b
)
3764 * _scsih_check_ir_config_unhide_events - check for UNHIDE events
3765 * @ioc: per adapter object
3766 * @event_data: the event data payload
3767 * Context: interrupt time.
3769 * This routine will send target reset to volume, followed by target
3770 * resets to the PDs. This is called when a PD has been removed, or
3771 * volume has been deleted or removed. When the target reset is sent
3772 * to volume, the PD target resets need to be queued to start upon
3773 * completion of the volume target reset.
3778 _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER
*ioc
,
3779 Mpi2EventDataIrConfigChangeList_t
*event_data
)
3781 Mpi2EventIrConfigElement_t
*element
;
3783 u16 handle
, volume_handle
, a
, b
;
3784 struct _tr_list
*delayed_tr
;
3789 if (ioc
->is_warpdrive
)
3792 /* Volume Resets for Deleted or Removed */
3793 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
3794 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
3795 if (le32_to_cpu(event_data
->Flags
) &
3796 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
)
3798 if (element
->ReasonCode
==
3799 MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED
||
3800 element
->ReasonCode
==
3801 MPI2_EVENT_IR_CHANGE_RC_REMOVED
) {
3802 volume_handle
= le16_to_cpu(element
->VolDevHandle
);
3803 _scsih_set_volume_delete_flag(ioc
, volume_handle
);
3804 _scsih_set_volume_handle_for_tr(volume_handle
, &a
, &b
);
3808 /* Volume Resets for UNHIDE events */
3809 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
3810 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
3811 if (le32_to_cpu(event_data
->Flags
) &
3812 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
)
3814 if (element
->ReasonCode
== MPI2_EVENT_IR_CHANGE_RC_UNHIDE
) {
3815 volume_handle
= le16_to_cpu(element
->VolDevHandle
);
3816 _scsih_set_volume_handle_for_tr(volume_handle
, &a
, &b
);
3821 _scsih_tm_tr_volume_send(ioc
, a
);
3823 _scsih_tm_tr_volume_send(ioc
, b
);
3825 /* PD target resets */
3826 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
3827 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
3828 if (element
->ReasonCode
!= MPI2_EVENT_IR_CHANGE_RC_UNHIDE
)
3830 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
3831 volume_handle
= le16_to_cpu(element
->VolDevHandle
);
3832 clear_bit(handle
, ioc
->pd_handles
);
3834 _scsih_tm_tr_send(ioc
, handle
);
3835 else if (volume_handle
== a
|| volume_handle
== b
) {
3836 delayed_tr
= kzalloc(sizeof(*delayed_tr
), GFP_ATOMIC
);
3837 BUG_ON(!delayed_tr
);
3838 INIT_LIST_HEAD(&delayed_tr
->list
);
3839 delayed_tr
->handle
= handle
;
3840 list_add_tail(&delayed_tr
->list
, &ioc
->delayed_tr_list
);
3841 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3842 "DELAYED:tr:handle(0x%04x), (open)\n", ioc
->name
,
3845 _scsih_tm_tr_send(ioc
, handle
);
3851 * _scsih_check_volume_delete_events - set delete flag for volumes
3852 * @ioc: per adapter object
3853 * @event_data: the event data payload
3854 * Context: interrupt time.
3856 * This will handle the case when the cable connected to entire volume is
3857 * pulled. We will take care of setting the deleted flag so normal IO will
3863 _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER
*ioc
,
3864 Mpi2EventDataIrVolume_t
*event_data
)
3868 if (event_data
->ReasonCode
!= MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED
)
3870 state
= le32_to_cpu(event_data
->NewValue
);
3871 if (state
== MPI2_RAID_VOL_STATE_MISSING
|| state
==
3872 MPI2_RAID_VOL_STATE_FAILED
)
3873 _scsih_set_volume_delete_flag(ioc
,
3874 le16_to_cpu(event_data
->VolDevHandle
));
3878 * _scsih_temp_threshold_events - display temperature threshold exceeded events
3879 * @ioc: per adapter object
3880 * @event_data: the temp threshold event data
3881 * Context: interrupt time.
3886 _scsih_temp_threshold_events(struct MPT3SAS_ADAPTER
*ioc
,
3887 Mpi2EventDataTemperature_t
*event_data
)
3889 if (ioc
->temp_sensors_count
>= event_data
->SensorNum
) {
3890 pr_err(MPT3SAS_FMT
"Temperature Threshold flags %s%s%s%s"
3891 " exceeded for Sensor: %d !!!\n", ioc
->name
,
3892 ((le16_to_cpu(event_data
->Status
) & 0x1) == 1) ? "0 " : " ",
3893 ((le16_to_cpu(event_data
->Status
) & 0x2) == 2) ? "1 " : " ",
3894 ((le16_to_cpu(event_data
->Status
) & 0x4) == 4) ? "2 " : " ",
3895 ((le16_to_cpu(event_data
->Status
) & 0x8) == 8) ? "3 " : " ",
3896 event_data
->SensorNum
);
3897 pr_err(MPT3SAS_FMT
"Current Temp In Celsius: %d\n",
3898 ioc
->name
, event_data
->CurrentTemperature
);
3902 static int _scsih_set_satl_pending(struct scsi_cmnd
*scmd
, bool pending
)
3904 struct MPT3SAS_DEVICE
*priv
= scmd
->device
->hostdata
;
3906 if (scmd
->cmnd
[0] != ATA_12
&& scmd
->cmnd
[0] != ATA_16
)
3910 return test_and_set_bit(0, &priv
->ata_command_pending
);
3912 clear_bit(0, &priv
->ata_command_pending
);
3917 * _scsih_flush_running_cmds - completing outstanding commands.
3918 * @ioc: per adapter object
3920 * The flushing out of all pending scmd commands following host reset,
3921 * where all IO is dropped to the floor.
3926 _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER
*ioc
)
3928 struct scsi_cmnd
*scmd
;
3932 for (smid
= 1; smid
<= ioc
->scsiio_depth
; smid
++) {
3933 scmd
= _scsih_scsi_lookup_get_clear(ioc
, smid
);
3937 _scsih_set_satl_pending(scmd
, false);
3938 mpt3sas_base_free_smid(ioc
, smid
);
3939 scsi_dma_unmap(scmd
);
3940 if (ioc
->pci_error_recovery
)
3941 scmd
->result
= DID_NO_CONNECT
<< 16;
3943 scmd
->result
= DID_RESET
<< 16;
3944 scmd
->scsi_done(scmd
);
3946 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
"completing %d cmds\n",
3951 * _scsih_setup_eedp - setup MPI request for EEDP transfer
3952 * @ioc: per adapter object
3953 * @scmd: pointer to scsi command object
3954 * @mpi_request: pointer to the SCSI_IO request message frame
3956 * Supporting protection 1 and 3.
3961 _scsih_setup_eedp(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
,
3962 Mpi2SCSIIORequest_t
*mpi_request
)
3965 unsigned char prot_op
= scsi_get_prot_op(scmd
);
3966 unsigned char prot_type
= scsi_get_prot_type(scmd
);
3967 Mpi25SCSIIORequest_t
*mpi_request_3v
=
3968 (Mpi25SCSIIORequest_t
*)mpi_request
;
3970 if (prot_type
== SCSI_PROT_DIF_TYPE0
|| prot_op
== SCSI_PROT_NORMAL
)
3973 if (prot_op
== SCSI_PROT_READ_STRIP
)
3974 eedp_flags
= MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP
;
3975 else if (prot_op
== SCSI_PROT_WRITE_INSERT
)
3976 eedp_flags
= MPI2_SCSIIO_EEDPFLAGS_INSERT_OP
;
3980 switch (prot_type
) {
3981 case SCSI_PROT_DIF_TYPE1
:
3982 case SCSI_PROT_DIF_TYPE2
:
3985 * enable ref/guard checking
3986 * auto increment ref tag
3988 eedp_flags
|= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG
|
3989 MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG
|
3990 MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD
;
3991 mpi_request
->CDB
.EEDP32
.PrimaryReferenceTag
=
3992 cpu_to_be32(scsi_prot_ref_tag(scmd
));
3995 case SCSI_PROT_DIF_TYPE3
:
3998 * enable guard checking
4000 eedp_flags
|= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD
;
4005 mpi_request_3v
->EEDPBlockSize
=
4006 cpu_to_le16(scmd
->device
->sector_size
);
4008 if (ioc
->is_gen35_ioc
)
4009 eedp_flags
|= MPI25_SCSIIO_EEDPFLAGS_APPTAG_DISABLE_MODE
;
4010 mpi_request
->EEDPFlags
= cpu_to_le16(eedp_flags
);
4014 * _scsih_eedp_error_handling - return sense code for EEDP errors
4015 * @scmd: pointer to scsi command object
4016 * @ioc_status: ioc status
4021 _scsih_eedp_error_handling(struct scsi_cmnd
*scmd
, u16 ioc_status
)
4025 switch (ioc_status
) {
4026 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR
:
4029 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR
:
4032 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR
:
4039 scsi_build_sense_buffer(0, scmd
->sense_buffer
, ILLEGAL_REQUEST
, 0x10,
4041 scmd
->result
= DRIVER_SENSE
<< 24 | (DID_ABORT
<< 16) |
4042 SAM_STAT_CHECK_CONDITION
;
4046 * scsih_qcmd - main scsi request entry point
4047 * @scmd: pointer to scsi command object
4048 * @done: function pointer to be invoked on completion
4050 * The callback index is set inside `ioc->scsi_io_cb_idx`.
4052 * Returns 0 on success. If there's a failure, return either:
4053 * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or
4054 * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full
4057 scsih_qcmd(struct Scsi_Host
*shost
, struct scsi_cmnd
*scmd
)
4059 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
4060 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
4061 struct MPT3SAS_TARGET
*sas_target_priv_data
;
4062 struct _raid_device
*raid_device
;
4063 struct request
*rq
= scmd
->request
;
4065 Mpi2SCSIIORequest_t
*mpi_request
;
4070 if (ioc
->logging_level
& MPT_DEBUG_SCSI
)
4071 scsi_print_command(scmd
);
4073 sas_device_priv_data
= scmd
->device
->hostdata
;
4074 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
4075 scmd
->result
= DID_NO_CONNECT
<< 16;
4076 scmd
->scsi_done(scmd
);
4080 if (ioc
->pci_error_recovery
|| ioc
->remove_host
) {
4081 scmd
->result
= DID_NO_CONNECT
<< 16;
4082 scmd
->scsi_done(scmd
);
4087 * Bug work around for firmware SATL handling. The loop
4088 * is based on atomic operations and ensures consistency
4089 * since we're lockless at this point
4092 if (test_bit(0, &sas_device_priv_data
->ata_command_pending
)) {
4093 scmd
->result
= SAM_STAT_BUSY
;
4094 scmd
->scsi_done(scmd
);
4097 } while (_scsih_set_satl_pending(scmd
, true));
4099 sas_target_priv_data
= sas_device_priv_data
->sas_target
;
4101 /* invalid device handle */
4102 handle
= sas_target_priv_data
->handle
;
4103 if (handle
== MPT3SAS_INVALID_DEVICE_HANDLE
) {
4104 scmd
->result
= DID_NO_CONNECT
<< 16;
4105 scmd
->scsi_done(scmd
);
4110 /* host recovery or link resets sent via IOCTLs */
4111 if (ioc
->shost_recovery
|| ioc
->ioc_link_reset_in_progress
)
4112 return SCSI_MLQUEUE_HOST_BUSY
;
4114 /* device has been deleted */
4115 else if (sas_target_priv_data
->deleted
) {
4116 scmd
->result
= DID_NO_CONNECT
<< 16;
4117 scmd
->scsi_done(scmd
);
4119 /* device busy with task management */
4120 } else if (sas_target_priv_data
->tm_busy
||
4121 sas_device_priv_data
->block
)
4122 return SCSI_MLQUEUE_DEVICE_BUSY
;
4124 if (scmd
->sc_data_direction
== DMA_FROM_DEVICE
)
4125 mpi_control
= MPI2_SCSIIO_CONTROL_READ
;
4126 else if (scmd
->sc_data_direction
== DMA_TO_DEVICE
)
4127 mpi_control
= MPI2_SCSIIO_CONTROL_WRITE
;
4129 mpi_control
= MPI2_SCSIIO_CONTROL_NODATATRANSFER
;
4132 mpi_control
|= MPI2_SCSIIO_CONTROL_SIMPLEQ
;
4133 /* NCQ Prio supported, make sure control indicated high priority */
4134 if (sas_device_priv_data
->ncq_prio_enable
) {
4135 class = IOPRIO_PRIO_CLASS(req_get_ioprio(rq
));
4136 if (class == IOPRIO_CLASS_RT
)
4137 mpi_control
|= 1 << MPI2_SCSIIO_CONTROL_CMDPRI_SHIFT
;
4139 /* Make sure Device is not raid volume.
4140 * We do not expose raid functionality to upper layer for warpdrive.
4142 if (!ioc
->is_warpdrive
&& !scsih_is_raid(&scmd
->device
->sdev_gendev
)
4143 && sas_is_tlr_enabled(scmd
->device
) && scmd
->cmd_len
!= 32)
4144 mpi_control
|= MPI2_SCSIIO_CONTROL_TLR_ON
;
4146 smid
= mpt3sas_base_get_smid_scsiio(ioc
, ioc
->scsi_io_cb_idx
, scmd
);
4148 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
4149 ioc
->name
, __func__
);
4152 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
4153 memset(mpi_request
, 0, sizeof(Mpi2SCSIIORequest_t
));
4154 _scsih_setup_eedp(ioc
, scmd
, mpi_request
);
4156 if (scmd
->cmd_len
== 32)
4157 mpi_control
|= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT
;
4158 mpi_request
->Function
= MPI2_FUNCTION_SCSI_IO_REQUEST
;
4159 if (sas_device_priv_data
->sas_target
->flags
&
4160 MPT_TARGET_FLAGS_RAID_COMPONENT
)
4161 mpi_request
->Function
= MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH
;
4163 mpi_request
->Function
= MPI2_FUNCTION_SCSI_IO_REQUEST
;
4164 mpi_request
->DevHandle
= cpu_to_le16(handle
);
4165 mpi_request
->DataLength
= cpu_to_le32(scsi_bufflen(scmd
));
4166 mpi_request
->Control
= cpu_to_le32(mpi_control
);
4167 mpi_request
->IoFlags
= cpu_to_le16(scmd
->cmd_len
);
4168 mpi_request
->MsgFlags
= MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR
;
4169 mpi_request
->SenseBufferLength
= SCSI_SENSE_BUFFERSIZE
;
4170 mpi_request
->SenseBufferLowAddress
=
4171 mpt3sas_base_get_sense_buffer_dma(ioc
, smid
);
4172 mpi_request
->SGLOffset0
= offsetof(Mpi2SCSIIORequest_t
, SGL
) / 4;
4173 int_to_scsilun(sas_device_priv_data
->lun
, (struct scsi_lun
*)
4175 memcpy(mpi_request
->CDB
.CDB32
, scmd
->cmnd
, scmd
->cmd_len
);
4177 if (mpi_request
->DataLength
) {
4178 if (ioc
->build_sg_scmd(ioc
, scmd
, smid
)) {
4179 mpt3sas_base_free_smid(ioc
, smid
);
4183 ioc
->build_zero_len_sge(ioc
, &mpi_request
->SGL
);
4185 raid_device
= sas_target_priv_data
->raid_device
;
4186 if (raid_device
&& raid_device
->direct_io_enabled
)
4187 mpt3sas_setup_direct_io(ioc
, scmd
, raid_device
, mpi_request
,
4190 if (likely(mpi_request
->Function
== MPI2_FUNCTION_SCSI_IO_REQUEST
)) {
4191 if (sas_target_priv_data
->flags
& MPT_TARGET_FASTPATH_IO
) {
4192 mpi_request
->IoFlags
= cpu_to_le16(scmd
->cmd_len
|
4193 MPI25_SCSIIO_IOFLAGS_FAST_PATH
);
4194 ioc
->put_smid_fast_path(ioc
, smid
, handle
);
4196 ioc
->put_smid_scsi_io(ioc
, smid
,
4197 le16_to_cpu(mpi_request
->DevHandle
));
4199 ioc
->put_smid_default(ioc
, smid
);
4203 return SCSI_MLQUEUE_HOST_BUSY
;
4207 * _scsih_normalize_sense - normalize descriptor and fixed format sense data
4208 * @sense_buffer: sense data returned by target
4209 * @data: normalized skey/asc/ascq
4214 _scsih_normalize_sense(char *sense_buffer
, struct sense_info
*data
)
4216 if ((sense_buffer
[0] & 0x7F) >= 0x72) {
4217 /* descriptor format */
4218 data
->skey
= sense_buffer
[1] & 0x0F;
4219 data
->asc
= sense_buffer
[2];
4220 data
->ascq
= sense_buffer
[3];
4223 data
->skey
= sense_buffer
[2] & 0x0F;
4224 data
->asc
= sense_buffer
[12];
4225 data
->ascq
= sense_buffer
[13];
4230 * _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request
4231 * @ioc: per adapter object
4232 * @scmd: pointer to scsi command object
4233 * @mpi_reply: reply mf payload returned from firmware
4235 * scsi_status - SCSI Status code returned from target device
4236 * scsi_state - state info associated with SCSI_IO determined by ioc
4237 * ioc_status - ioc supplied status info
4242 _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
,
4243 Mpi2SCSIIOReply_t
*mpi_reply
, u16 smid
)
4247 u16 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
) &
4248 MPI2_IOCSTATUS_MASK
;
4249 u8 scsi_state
= mpi_reply
->SCSIState
;
4250 u8 scsi_status
= mpi_reply
->SCSIStatus
;
4251 char *desc_ioc_state
= NULL
;
4252 char *desc_scsi_status
= NULL
;
4253 char *desc_scsi_state
= ioc
->tmp_string
;
4254 u32 log_info
= le32_to_cpu(mpi_reply
->IOCLogInfo
);
4255 struct _sas_device
*sas_device
= NULL
;
4256 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
4257 struct MPT3SAS_TARGET
*priv_target
= starget
->hostdata
;
4258 char *device_str
= NULL
;
4262 if (ioc
->hide_ir_msg
)
4263 device_str
= "WarpDrive";
4265 device_str
= "volume";
4267 if (log_info
== 0x31170000)
4270 switch (ioc_status
) {
4271 case MPI2_IOCSTATUS_SUCCESS
:
4272 desc_ioc_state
= "success";
4274 case MPI2_IOCSTATUS_INVALID_FUNCTION
:
4275 desc_ioc_state
= "invalid function";
4277 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR
:
4278 desc_ioc_state
= "scsi recovered error";
4280 case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE
:
4281 desc_ioc_state
= "scsi invalid dev handle";
4283 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE
:
4284 desc_ioc_state
= "scsi device not there";
4286 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN
:
4287 desc_ioc_state
= "scsi data overrun";
4289 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN
:
4290 desc_ioc_state
= "scsi data underrun";
4292 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR
:
4293 desc_ioc_state
= "scsi io data error";
4295 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR
:
4296 desc_ioc_state
= "scsi protocol error";
4298 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED
:
4299 desc_ioc_state
= "scsi task terminated";
4301 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH
:
4302 desc_ioc_state
= "scsi residual mismatch";
4304 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED
:
4305 desc_ioc_state
= "scsi task mgmt failed";
4307 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED
:
4308 desc_ioc_state
= "scsi ioc terminated";
4310 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED
:
4311 desc_ioc_state
= "scsi ext terminated";
4313 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR
:
4314 desc_ioc_state
= "eedp guard error";
4316 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR
:
4317 desc_ioc_state
= "eedp ref tag error";
4319 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR
:
4320 desc_ioc_state
= "eedp app tag error";
4322 case MPI2_IOCSTATUS_INSUFFICIENT_POWER
:
4323 desc_ioc_state
= "insufficient power";
4326 desc_ioc_state
= "unknown";
4330 switch (scsi_status
) {
4331 case MPI2_SCSI_STATUS_GOOD
:
4332 desc_scsi_status
= "good";
4334 case MPI2_SCSI_STATUS_CHECK_CONDITION
:
4335 desc_scsi_status
= "check condition";
4337 case MPI2_SCSI_STATUS_CONDITION_MET
:
4338 desc_scsi_status
= "condition met";
4340 case MPI2_SCSI_STATUS_BUSY
:
4341 desc_scsi_status
= "busy";
4343 case MPI2_SCSI_STATUS_INTERMEDIATE
:
4344 desc_scsi_status
= "intermediate";
4346 case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET
:
4347 desc_scsi_status
= "intermediate condmet";
4349 case MPI2_SCSI_STATUS_RESERVATION_CONFLICT
:
4350 desc_scsi_status
= "reservation conflict";
4352 case MPI2_SCSI_STATUS_COMMAND_TERMINATED
:
4353 desc_scsi_status
= "command terminated";
4355 case MPI2_SCSI_STATUS_TASK_SET_FULL
:
4356 desc_scsi_status
= "task set full";
4358 case MPI2_SCSI_STATUS_ACA_ACTIVE
:
4359 desc_scsi_status
= "aca active";
4361 case MPI2_SCSI_STATUS_TASK_ABORTED
:
4362 desc_scsi_status
= "task aborted";
4365 desc_scsi_status
= "unknown";
4369 desc_scsi_state
[0] = '\0';
4371 desc_scsi_state
= " ";
4372 if (scsi_state
& MPI2_SCSI_STATE_RESPONSE_INFO_VALID
)
4373 strcat(desc_scsi_state
, "response info ");
4374 if (scsi_state
& MPI2_SCSI_STATE_TERMINATED
)
4375 strcat(desc_scsi_state
, "state terminated ");
4376 if (scsi_state
& MPI2_SCSI_STATE_NO_SCSI_STATUS
)
4377 strcat(desc_scsi_state
, "no status ");
4378 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_FAILED
)
4379 strcat(desc_scsi_state
, "autosense failed ");
4380 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
)
4381 strcat(desc_scsi_state
, "autosense valid ");
4383 scsi_print_command(scmd
);
4385 if (priv_target
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
4386 pr_warn(MPT3SAS_FMT
"\t%s wwid(0x%016llx)\n", ioc
->name
,
4387 device_str
, (unsigned long long)priv_target
->sas_address
);
4389 sas_device
= mpt3sas_get_sdev_from_target(ioc
, priv_target
);
4392 "\tsas_address(0x%016llx), phy(%d)\n",
4393 ioc
->name
, (unsigned long long)
4394 sas_device
->sas_address
, sas_device
->phy
);
4395 if (sas_device
->enclosure_handle
!= 0)
4397 "\tenclosure_logical_id(0x%016llx),"
4398 "slot(%d)\n", ioc
->name
,
4399 (unsigned long long)
4400 sas_device
->enclosure_logical_id
,
4402 if (sas_device
->connector_name
[0])
4404 "\tenclosure level(0x%04x),"
4405 " connector name( %s)\n", ioc
->name
,
4406 sas_device
->enclosure_level
,
4407 sas_device
->connector_name
);
4409 sas_device_put(sas_device
);
4414 "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n",
4415 ioc
->name
, le16_to_cpu(mpi_reply
->DevHandle
),
4416 desc_ioc_state
, ioc_status
, smid
);
4418 "\trequest_len(%d), underflow(%d), resid(%d)\n",
4419 ioc
->name
, scsi_bufflen(scmd
), scmd
->underflow
,
4420 scsi_get_resid(scmd
));
4422 "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n",
4423 ioc
->name
, le16_to_cpu(mpi_reply
->TaskTag
),
4424 le32_to_cpu(mpi_reply
->TransferCount
), scmd
->result
);
4426 "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n",
4427 ioc
->name
, desc_scsi_status
,
4428 scsi_status
, desc_scsi_state
, scsi_state
);
4430 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
) {
4431 struct sense_info data
;
4432 _scsih_normalize_sense(scmd
->sense_buffer
, &data
);
4434 "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n",
4435 ioc
->name
, data
.skey
,
4436 data
.asc
, data
.ascq
, le32_to_cpu(mpi_reply
->SenseCount
));
4439 if (scsi_state
& MPI2_SCSI_STATE_RESPONSE_INFO_VALID
) {
4440 response_info
= le32_to_cpu(mpi_reply
->ResponseInfo
);
4441 response_bytes
= (u8
*)&response_info
;
4442 _scsih_response_code(ioc
, response_bytes
[0]);
4447 * _scsih_turn_on_pfa_led - illuminate PFA LED
4448 * @ioc: per adapter object
4449 * @handle: device handle
4455 _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
4457 Mpi2SepReply_t mpi_reply
;
4458 Mpi2SepRequest_t mpi_request
;
4459 struct _sas_device
*sas_device
;
4461 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
4465 memset(&mpi_request
, 0, sizeof(Mpi2SepRequest_t
));
4466 mpi_request
.Function
= MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR
;
4467 mpi_request
.Action
= MPI2_SEP_REQ_ACTION_WRITE_STATUS
;
4468 mpi_request
.SlotStatus
=
4469 cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT
);
4470 mpi_request
.DevHandle
= cpu_to_le16(handle
);
4471 mpi_request
.Flags
= MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS
;
4472 if ((mpt3sas_base_scsi_enclosure_processor(ioc
, &mpi_reply
,
4473 &mpi_request
)) != 0) {
4474 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n", ioc
->name
,
4475 __FILE__
, __LINE__
, __func__
);
4478 sas_device
->pfa_led_on
= 1;
4480 if (mpi_reply
.IOCStatus
|| mpi_reply
.IOCLogInfo
) {
4481 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
4482 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4483 ioc
->name
, le16_to_cpu(mpi_reply
.IOCStatus
),
4484 le32_to_cpu(mpi_reply
.IOCLogInfo
)));
4488 sas_device_put(sas_device
);
4492 * _scsih_turn_off_pfa_led - turn off Fault LED
4493 * @ioc: per adapter object
4494 * @sas_device: sas device whose PFA LED has to turned off
4500 _scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER
*ioc
,
4501 struct _sas_device
*sas_device
)
4503 Mpi2SepReply_t mpi_reply
;
4504 Mpi2SepRequest_t mpi_request
;
4506 memset(&mpi_request
, 0, sizeof(Mpi2SepRequest_t
));
4507 mpi_request
.Function
= MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR
;
4508 mpi_request
.Action
= MPI2_SEP_REQ_ACTION_WRITE_STATUS
;
4509 mpi_request
.SlotStatus
= 0;
4510 mpi_request
.Slot
= cpu_to_le16(sas_device
->slot
);
4511 mpi_request
.DevHandle
= 0;
4512 mpi_request
.EnclosureHandle
= cpu_to_le16(sas_device
->enclosure_handle
);
4513 mpi_request
.Flags
= MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS
;
4514 if ((mpt3sas_base_scsi_enclosure_processor(ioc
, &mpi_reply
,
4515 &mpi_request
)) != 0) {
4516 printk(MPT3SAS_FMT
"failure at %s:%d/%s()!\n", ioc
->name
,
4517 __FILE__
, __LINE__
, __func__
);
4521 if (mpi_reply
.IOCStatus
|| mpi_reply
.IOCLogInfo
) {
4522 dewtprintk(ioc
, printk(MPT3SAS_FMT
4523 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4524 ioc
->name
, le16_to_cpu(mpi_reply
.IOCStatus
),
4525 le32_to_cpu(mpi_reply
.IOCLogInfo
)));
4531 * _scsih_send_event_to_turn_on_pfa_led - fire delayed event
4532 * @ioc: per adapter object
4533 * @handle: device handle
4534 * Context: interrupt.
4539 _scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
4541 struct fw_event_work
*fw_event
;
4543 fw_event
= alloc_fw_event_work(0);
4546 fw_event
->event
= MPT3SAS_TURN_ON_PFA_LED
;
4547 fw_event
->device_handle
= handle
;
4548 fw_event
->ioc
= ioc
;
4549 _scsih_fw_event_add(ioc
, fw_event
);
4550 fw_event_work_put(fw_event
);
4554 * _scsih_smart_predicted_fault - process smart errors
4555 * @ioc: per adapter object
4556 * @handle: device handle
4557 * Context: interrupt.
4562 _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
4564 struct scsi_target
*starget
;
4565 struct MPT3SAS_TARGET
*sas_target_priv_data
;
4566 Mpi2EventNotificationReply_t
*event_reply
;
4567 Mpi2EventDataSasDeviceStatusChange_t
*event_data
;
4568 struct _sas_device
*sas_device
;
4570 unsigned long flags
;
4572 /* only handle non-raid devices */
4573 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
4574 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
4578 starget
= sas_device
->starget
;
4579 sas_target_priv_data
= starget
->hostdata
;
4581 if ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_RAID_COMPONENT
) ||
4582 ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
)))
4585 if (sas_device
->enclosure_handle
!= 0)
4586 starget_printk(KERN_INFO
, starget
, "predicted fault, "
4587 "enclosure logical id(0x%016llx), slot(%d)\n",
4588 (unsigned long long)sas_device
->enclosure_logical_id
,
4590 if (sas_device
->connector_name
[0] != '\0')
4591 starget_printk(KERN_WARNING
, starget
, "predicted fault, "
4592 "enclosure level(0x%04x), connector name( %s)\n",
4593 sas_device
->enclosure_level
,
4594 sas_device
->connector_name
);
4595 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4597 if (ioc
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_IBM
)
4598 _scsih_send_event_to_turn_on_pfa_led(ioc
, handle
);
4600 /* insert into event log */
4601 sz
= offsetof(Mpi2EventNotificationReply_t
, EventData
) +
4602 sizeof(Mpi2EventDataSasDeviceStatusChange_t
);
4603 event_reply
= kzalloc(sz
, GFP_KERNEL
);
4605 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4606 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4610 event_reply
->Function
= MPI2_FUNCTION_EVENT_NOTIFICATION
;
4611 event_reply
->Event
=
4612 cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE
);
4613 event_reply
->MsgLength
= sz
/4;
4614 event_reply
->EventDataLength
=
4615 cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t
)/4);
4616 event_data
= (Mpi2EventDataSasDeviceStatusChange_t
*)
4617 event_reply
->EventData
;
4618 event_data
->ReasonCode
= MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA
;
4619 event_data
->ASC
= 0x5D;
4620 event_data
->DevHandle
= cpu_to_le16(handle
);
4621 event_data
->SASAddress
= cpu_to_le64(sas_target_priv_data
->sas_address
);
4622 mpt3sas_ctl_add_to_event_log(ioc
, event_reply
);
4626 sas_device_put(sas_device
);
4630 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4635 * _scsih_io_done - scsi request callback
4636 * @ioc: per adapter object
4637 * @smid: system request message index
4638 * @msix_index: MSIX table index supplied by the OS
4639 * @reply: reply message frame(lower 32bit addr)
4641 * Callback handler when using _scsih_qcmd.
4643 * Return 1 meaning mf should be freed from _base_interrupt
4644 * 0 means the mf is freed from this function.
4647 _scsih_io_done(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
, u32 reply
)
4649 Mpi2SCSIIORequest_t
*mpi_request
;
4650 Mpi2SCSIIOReply_t
*mpi_reply
;
4651 struct scsi_cmnd
*scmd
;
4657 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
4658 u32 response_code
= 0;
4659 unsigned long flags
;
4661 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
4662 scmd
= _scsih_scsi_lookup_get_clear(ioc
, smid
);
4666 _scsih_set_satl_pending(scmd
, false);
4668 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
4670 if (mpi_reply
== NULL
) {
4671 scmd
->result
= DID_OK
<< 16;
4675 sas_device_priv_data
= scmd
->device
->hostdata
;
4676 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
||
4677 sas_device_priv_data
->sas_target
->deleted
) {
4678 scmd
->result
= DID_NO_CONNECT
<< 16;
4681 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
);
4684 * WARPDRIVE: If direct_io is set then it is directIO,
4685 * the failed direct I/O should be redirected to volume
4687 if (mpt3sas_scsi_direct_io_get(ioc
, smid
) &&
4688 ((ioc_status
& MPI2_IOCSTATUS_MASK
)
4689 != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED
)) {
4690 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
4691 ioc
->scsi_lookup
[smid
- 1].scmd
= scmd
;
4692 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
4693 mpt3sas_scsi_direct_io_set(ioc
, smid
, 0);
4694 memcpy(mpi_request
->CDB
.CDB32
, scmd
->cmnd
, scmd
->cmd_len
);
4695 mpi_request
->DevHandle
=
4696 cpu_to_le16(sas_device_priv_data
->sas_target
->handle
);
4697 ioc
->put_smid_scsi_io(ioc
, smid
,
4698 sas_device_priv_data
->sas_target
->handle
);
4701 /* turning off TLR */
4702 scsi_state
= mpi_reply
->SCSIState
;
4703 if (scsi_state
& MPI2_SCSI_STATE_RESPONSE_INFO_VALID
)
4705 le32_to_cpu(mpi_reply
->ResponseInfo
) & 0xFF;
4706 if (!sas_device_priv_data
->tlr_snoop_check
) {
4707 sas_device_priv_data
->tlr_snoop_check
++;
4708 if (!ioc
->is_warpdrive
&&
4709 !scsih_is_raid(&scmd
->device
->sdev_gendev
) &&
4710 sas_is_tlr_enabled(scmd
->device
) &&
4711 response_code
== MPI2_SCSITASKMGMT_RSP_INVALID_FRAME
) {
4712 sas_disable_tlr(scmd
->device
);
4713 sdev_printk(KERN_INFO
, scmd
->device
, "TLR disabled\n");
4717 xfer_cnt
= le32_to_cpu(mpi_reply
->TransferCount
);
4718 scsi_set_resid(scmd
, scsi_bufflen(scmd
) - xfer_cnt
);
4719 if (ioc_status
& MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE
)
4720 log_info
= le32_to_cpu(mpi_reply
->IOCLogInfo
);
4723 ioc_status
&= MPI2_IOCSTATUS_MASK
;
4724 scsi_status
= mpi_reply
->SCSIStatus
;
4726 if (ioc_status
== MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN
&& xfer_cnt
== 0 &&
4727 (scsi_status
== MPI2_SCSI_STATUS_BUSY
||
4728 scsi_status
== MPI2_SCSI_STATUS_RESERVATION_CONFLICT
||
4729 scsi_status
== MPI2_SCSI_STATUS_TASK_SET_FULL
)) {
4730 ioc_status
= MPI2_IOCSTATUS_SUCCESS
;
4733 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
) {
4734 struct sense_info data
;
4735 const void *sense_data
= mpt3sas_base_get_sense_buffer(ioc
,
4737 u32 sz
= min_t(u32
, SCSI_SENSE_BUFFERSIZE
,
4738 le32_to_cpu(mpi_reply
->SenseCount
));
4739 memcpy(scmd
->sense_buffer
, sense_data
, sz
);
4740 _scsih_normalize_sense(scmd
->sense_buffer
, &data
);
4741 /* failure prediction threshold exceeded */
4742 if (data
.asc
== 0x5D)
4743 _scsih_smart_predicted_fault(ioc
,
4744 le16_to_cpu(mpi_reply
->DevHandle
));
4745 mpt3sas_trigger_scsi(ioc
, data
.skey
, data
.asc
, data
.ascq
);
4747 if ((ioc
->logging_level
& MPT_DEBUG_REPLY
) &&
4748 ((scmd
->sense_buffer
[2] == UNIT_ATTENTION
) ||
4749 (scmd
->sense_buffer
[2] == MEDIUM_ERROR
) ||
4750 (scmd
->sense_buffer
[2] == HARDWARE_ERROR
)))
4751 _scsih_scsi_ioc_info(ioc
, scmd
, mpi_reply
, smid
);
4753 switch (ioc_status
) {
4754 case MPI2_IOCSTATUS_BUSY
:
4755 case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES
:
4756 scmd
->result
= SAM_STAT_BUSY
;
4759 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE
:
4760 scmd
->result
= DID_NO_CONNECT
<< 16;
4763 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED
:
4764 if (sas_device_priv_data
->block
) {
4765 scmd
->result
= DID_TRANSPORT_DISRUPTED
<< 16;
4768 if (log_info
== 0x31110630) {
4769 if (scmd
->retries
> 2) {
4770 scmd
->result
= DID_NO_CONNECT
<< 16;
4771 scsi_device_set_state(scmd
->device
,
4774 scmd
->result
= DID_SOFT_ERROR
<< 16;
4775 scmd
->device
->expecting_cc_ua
= 1;
4778 } else if (log_info
== VIRTUAL_IO_FAILED_RETRY
) {
4779 scmd
->result
= DID_RESET
<< 16;
4782 scmd
->result
= DID_SOFT_ERROR
<< 16;
4784 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED
:
4785 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED
:
4786 scmd
->result
= DID_RESET
<< 16;
4789 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH
:
4790 if ((xfer_cnt
== 0) || (scmd
->underflow
> xfer_cnt
))
4791 scmd
->result
= DID_SOFT_ERROR
<< 16;
4793 scmd
->result
= (DID_OK
<< 16) | scsi_status
;
4796 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN
:
4797 scmd
->result
= (DID_OK
<< 16) | scsi_status
;
4799 if ((scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
))
4802 if (xfer_cnt
< scmd
->underflow
) {
4803 if (scsi_status
== SAM_STAT_BUSY
)
4804 scmd
->result
= SAM_STAT_BUSY
;
4806 scmd
->result
= DID_SOFT_ERROR
<< 16;
4807 } else if (scsi_state
& (MPI2_SCSI_STATE_AUTOSENSE_FAILED
|
4808 MPI2_SCSI_STATE_NO_SCSI_STATUS
))
4809 scmd
->result
= DID_SOFT_ERROR
<< 16;
4810 else if (scsi_state
& MPI2_SCSI_STATE_TERMINATED
)
4811 scmd
->result
= DID_RESET
<< 16;
4812 else if (!xfer_cnt
&& scmd
->cmnd
[0] == REPORT_LUNS
) {
4813 mpi_reply
->SCSIState
= MPI2_SCSI_STATE_AUTOSENSE_VALID
;
4814 mpi_reply
->SCSIStatus
= SAM_STAT_CHECK_CONDITION
;
4815 scmd
->result
= (DRIVER_SENSE
<< 24) |
4816 SAM_STAT_CHECK_CONDITION
;
4817 scmd
->sense_buffer
[0] = 0x70;
4818 scmd
->sense_buffer
[2] = ILLEGAL_REQUEST
;
4819 scmd
->sense_buffer
[12] = 0x20;
4820 scmd
->sense_buffer
[13] = 0;
4824 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN
:
4825 scsi_set_resid(scmd
, 0);
4826 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR
:
4827 case MPI2_IOCSTATUS_SUCCESS
:
4828 scmd
->result
= (DID_OK
<< 16) | scsi_status
;
4829 if (response_code
==
4830 MPI2_SCSITASKMGMT_RSP_INVALID_FRAME
||
4831 (scsi_state
& (MPI2_SCSI_STATE_AUTOSENSE_FAILED
|
4832 MPI2_SCSI_STATE_NO_SCSI_STATUS
)))
4833 scmd
->result
= DID_SOFT_ERROR
<< 16;
4834 else if (scsi_state
& MPI2_SCSI_STATE_TERMINATED
)
4835 scmd
->result
= DID_RESET
<< 16;
4838 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR
:
4839 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR
:
4840 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR
:
4841 _scsih_eedp_error_handling(scmd
, ioc_status
);
4844 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR
:
4845 case MPI2_IOCSTATUS_INVALID_FUNCTION
:
4846 case MPI2_IOCSTATUS_INVALID_SGL
:
4847 case MPI2_IOCSTATUS_INTERNAL_ERROR
:
4848 case MPI2_IOCSTATUS_INVALID_FIELD
:
4849 case MPI2_IOCSTATUS_INVALID_STATE
:
4850 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR
:
4851 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED
:
4852 case MPI2_IOCSTATUS_INSUFFICIENT_POWER
:
4854 scmd
->result
= DID_SOFT_ERROR
<< 16;
4859 if (scmd
->result
&& (ioc
->logging_level
& MPT_DEBUG_REPLY
))
4860 _scsih_scsi_ioc_info(ioc
, scmd
, mpi_reply
, smid
);
4864 scsi_dma_unmap(scmd
);
4866 scmd
->scsi_done(scmd
);
4871 * _scsih_sas_host_refresh - refreshing sas host object contents
4872 * @ioc: per adapter object
4875 * During port enable, fw will send topology events for every device. Its
4876 * possible that the handles may change from the previous setting, so this
4877 * code keeping handles updating if changed.
4882 _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER
*ioc
)
4887 Mpi2ConfigReply_t mpi_reply
;
4888 Mpi2SasIOUnitPage0_t
*sas_iounit_pg0
= NULL
;
4889 u16 attached_handle
;
4892 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
4893 "updating handles for sas_host(0x%016llx)\n",
4894 ioc
->name
, (unsigned long long)ioc
->sas_hba
.sas_address
));
4896 sz
= offsetof(Mpi2SasIOUnitPage0_t
, PhyData
) + (ioc
->sas_hba
.num_phys
4897 * sizeof(Mpi2SasIOUnit0PhyData_t
));
4898 sas_iounit_pg0
= kzalloc(sz
, GFP_KERNEL
);
4899 if (!sas_iounit_pg0
) {
4900 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4901 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4905 if ((mpt3sas_config_get_sas_iounit_pg0(ioc
, &mpi_reply
,
4906 sas_iounit_pg0
, sz
)) != 0)
4908 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) & MPI2_IOCSTATUS_MASK
;
4909 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
4911 for (i
= 0; i
< ioc
->sas_hba
.num_phys
; i
++) {
4912 link_rate
= sas_iounit_pg0
->PhyData
[i
].NegotiatedLinkRate
>> 4;
4914 ioc
->sas_hba
.handle
= le16_to_cpu(sas_iounit_pg0
->
4915 PhyData
[0].ControllerDevHandle
);
4916 ioc
->sas_hba
.phy
[i
].handle
= ioc
->sas_hba
.handle
;
4917 attached_handle
= le16_to_cpu(sas_iounit_pg0
->PhyData
[i
].
4919 if (attached_handle
&& link_rate
< MPI2_SAS_NEG_LINK_RATE_1_5
)
4920 link_rate
= MPI2_SAS_NEG_LINK_RATE_1_5
;
4921 mpt3sas_transport_update_links(ioc
, ioc
->sas_hba
.sas_address
,
4922 attached_handle
, i
, link_rate
);
4925 kfree(sas_iounit_pg0
);
4929 * _scsih_sas_host_add - create sas host object
4930 * @ioc: per adapter object
4932 * Creating host side data object, stored in ioc->sas_hba
4937 _scsih_sas_host_add(struct MPT3SAS_ADAPTER
*ioc
)
4940 Mpi2ConfigReply_t mpi_reply
;
4941 Mpi2SasIOUnitPage0_t
*sas_iounit_pg0
= NULL
;
4942 Mpi2SasIOUnitPage1_t
*sas_iounit_pg1
= NULL
;
4943 Mpi2SasPhyPage0_t phy_pg0
;
4944 Mpi2SasDevicePage0_t sas_device_pg0
;
4945 Mpi2SasEnclosurePage0_t enclosure_pg0
;
4948 u8 device_missing_delay
;
4951 mpt3sas_config_get_number_hba_phys(ioc
, &num_phys
);
4953 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4954 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4957 ioc
->sas_hba
.phy
= kcalloc(num_phys
,
4958 sizeof(struct _sas_phy
), GFP_KERNEL
);
4959 if (!ioc
->sas_hba
.phy
) {
4960 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4961 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4964 ioc
->sas_hba
.num_phys
= num_phys
;
4966 /* sas_iounit page 0 */
4967 sz
= offsetof(Mpi2SasIOUnitPage0_t
, PhyData
) + (ioc
->sas_hba
.num_phys
*
4968 sizeof(Mpi2SasIOUnit0PhyData_t
));
4969 sas_iounit_pg0
= kzalloc(sz
, GFP_KERNEL
);
4970 if (!sas_iounit_pg0
) {
4971 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4972 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4975 if ((mpt3sas_config_get_sas_iounit_pg0(ioc
, &mpi_reply
,
4976 sas_iounit_pg0
, sz
))) {
4977 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4978 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4981 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
4982 MPI2_IOCSTATUS_MASK
;
4983 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
4984 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4985 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4989 /* sas_iounit page 1 */
4990 sz
= offsetof(Mpi2SasIOUnitPage1_t
, PhyData
) + (ioc
->sas_hba
.num_phys
*
4991 sizeof(Mpi2SasIOUnit1PhyData_t
));
4992 sas_iounit_pg1
= kzalloc(sz
, GFP_KERNEL
);
4993 if (!sas_iounit_pg1
) {
4994 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4995 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4998 if ((mpt3sas_config_get_sas_iounit_pg1(ioc
, &mpi_reply
,
4999 sas_iounit_pg1
, sz
))) {
5000 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5001 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5004 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
5005 MPI2_IOCSTATUS_MASK
;
5006 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5007 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5008 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5012 ioc
->io_missing_delay
=
5013 sas_iounit_pg1
->IODeviceMissingDelay
;
5014 device_missing_delay
=
5015 sas_iounit_pg1
->ReportDeviceMissingDelay
;
5016 if (device_missing_delay
& MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16
)
5017 ioc
->device_missing_delay
= (device_missing_delay
&
5018 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK
) * 16;
5020 ioc
->device_missing_delay
= device_missing_delay
&
5021 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK
;
5023 ioc
->sas_hba
.parent_dev
= &ioc
->shost
->shost_gendev
;
5024 for (i
= 0; i
< ioc
->sas_hba
.num_phys
; i
++) {
5025 if ((mpt3sas_config_get_phy_pg0(ioc
, &mpi_reply
, &phy_pg0
,
5027 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5028 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5031 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
5032 MPI2_IOCSTATUS_MASK
;
5033 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5034 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5035 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5040 ioc
->sas_hba
.handle
= le16_to_cpu(sas_iounit_pg0
->
5041 PhyData
[0].ControllerDevHandle
);
5042 ioc
->sas_hba
.phy
[i
].handle
= ioc
->sas_hba
.handle
;
5043 ioc
->sas_hba
.phy
[i
].phy_id
= i
;
5044 mpt3sas_transport_add_host_phy(ioc
, &ioc
->sas_hba
.phy
[i
],
5045 phy_pg0
, ioc
->sas_hba
.parent_dev
);
5047 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
5048 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, ioc
->sas_hba
.handle
))) {
5049 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5050 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5053 ioc
->sas_hba
.enclosure_handle
=
5054 le16_to_cpu(sas_device_pg0
.EnclosureHandle
);
5055 ioc
->sas_hba
.sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
5057 "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n",
5058 ioc
->name
, ioc
->sas_hba
.handle
,
5059 (unsigned long long) ioc
->sas_hba
.sas_address
,
5060 ioc
->sas_hba
.num_phys
) ;
5062 if (ioc
->sas_hba
.enclosure_handle
) {
5063 if (!(mpt3sas_config_get_enclosure_pg0(ioc
, &mpi_reply
,
5064 &enclosure_pg0
, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE
,
5065 ioc
->sas_hba
.enclosure_handle
)))
5066 ioc
->sas_hba
.enclosure_logical_id
=
5067 le64_to_cpu(enclosure_pg0
.EnclosureLogicalID
);
5071 kfree(sas_iounit_pg1
);
5072 kfree(sas_iounit_pg0
);
5076 * _scsih_expander_add - creating expander object
5077 * @ioc: per adapter object
5078 * @handle: expander handle
5080 * Creating expander object, stored in ioc->sas_expander_list.
5082 * Return 0 for success, else error.
5085 _scsih_expander_add(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
5087 struct _sas_node
*sas_expander
;
5088 Mpi2ConfigReply_t mpi_reply
;
5089 Mpi2ExpanderPage0_t expander_pg0
;
5090 Mpi2ExpanderPage1_t expander_pg1
;
5091 Mpi2SasEnclosurePage0_t enclosure_pg0
;
5094 u64 sas_address
, sas_address_parent
= 0;
5096 unsigned long flags
;
5097 struct _sas_port
*mpt3sas_port
= NULL
;
5104 if (ioc
->shost_recovery
|| ioc
->pci_error_recovery
)
5107 if ((mpt3sas_config_get_expander_pg0(ioc
, &mpi_reply
, &expander_pg0
,
5108 MPI2_SAS_EXPAND_PGAD_FORM_HNDL
, handle
))) {
5109 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5110 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5114 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
5115 MPI2_IOCSTATUS_MASK
;
5116 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5117 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5118 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5122 /* handle out of order topology events */
5123 parent_handle
= le16_to_cpu(expander_pg0
.ParentDevHandle
);
5124 if (_scsih_get_sas_address(ioc
, parent_handle
, &sas_address_parent
)
5126 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5127 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5130 if (sas_address_parent
!= ioc
->sas_hba
.sas_address
) {
5131 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
5132 sas_expander
= mpt3sas_scsih_expander_find_by_sas_address(ioc
,
5133 sas_address_parent
);
5134 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5135 if (!sas_expander
) {
5136 rc
= _scsih_expander_add(ioc
, parent_handle
);
5142 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
5143 sas_address
= le64_to_cpu(expander_pg0
.SASAddress
);
5144 sas_expander
= mpt3sas_scsih_expander_find_by_sas_address(ioc
,
5146 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5151 sas_expander
= kzalloc(sizeof(struct _sas_node
),
5153 if (!sas_expander
) {
5154 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5155 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5159 sas_expander
->handle
= handle
;
5160 sas_expander
->num_phys
= expander_pg0
.NumPhys
;
5161 sas_expander
->sas_address_parent
= sas_address_parent
;
5162 sas_expander
->sas_address
= sas_address
;
5164 pr_info(MPT3SAS_FMT
"expander_add: handle(0x%04x)," \
5165 " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc
->name
,
5166 handle
, parent_handle
, (unsigned long long)
5167 sas_expander
->sas_address
, sas_expander
->num_phys
);
5169 if (!sas_expander
->num_phys
)
5171 sas_expander
->phy
= kcalloc(sas_expander
->num_phys
,
5172 sizeof(struct _sas_phy
), GFP_KERNEL
);
5173 if (!sas_expander
->phy
) {
5174 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5175 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5180 INIT_LIST_HEAD(&sas_expander
->sas_port_list
);
5181 mpt3sas_port
= mpt3sas_transport_port_add(ioc
, handle
,
5182 sas_address_parent
);
5183 if (!mpt3sas_port
) {
5184 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5185 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5189 sas_expander
->parent_dev
= &mpt3sas_port
->rphy
->dev
;
5191 for (i
= 0 ; i
< sas_expander
->num_phys
; i
++) {
5192 if ((mpt3sas_config_get_expander_pg1(ioc
, &mpi_reply
,
5193 &expander_pg1
, i
, handle
))) {
5194 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5195 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5199 sas_expander
->phy
[i
].handle
= handle
;
5200 sas_expander
->phy
[i
].phy_id
= i
;
5202 if ((mpt3sas_transport_add_expander_phy(ioc
,
5203 &sas_expander
->phy
[i
], expander_pg1
,
5204 sas_expander
->parent_dev
))) {
5205 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5206 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5212 if (sas_expander
->enclosure_handle
) {
5213 if (!(mpt3sas_config_get_enclosure_pg0(ioc
, &mpi_reply
,
5214 &enclosure_pg0
, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE
,
5215 sas_expander
->enclosure_handle
)))
5216 sas_expander
->enclosure_logical_id
=
5217 le64_to_cpu(enclosure_pg0
.EnclosureLogicalID
);
5220 _scsih_expander_node_add(ioc
, sas_expander
);
5226 mpt3sas_transport_port_remove(ioc
, sas_expander
->sas_address
,
5227 sas_address_parent
);
5228 kfree(sas_expander
);
5233 * mpt3sas_expander_remove - removing expander object
5234 * @ioc: per adapter object
5235 * @sas_address: expander sas_address
5240 mpt3sas_expander_remove(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
)
5242 struct _sas_node
*sas_expander
;
5243 unsigned long flags
;
5245 if (ioc
->shost_recovery
)
5248 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
5249 sas_expander
= mpt3sas_scsih_expander_find_by_sas_address(ioc
,
5252 list_del(&sas_expander
->list
);
5253 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5255 _scsih_expander_node_remove(ioc
, sas_expander
);
5259 * _scsih_done - internal SCSI_IO callback handler.
5260 * @ioc: per adapter object
5261 * @smid: system request message index
5262 * @msix_index: MSIX table index supplied by the OS
5263 * @reply: reply message frame(lower 32bit addr)
5265 * Callback handler when sending internal generated SCSI_IO.
5266 * The callback index passed is `ioc->scsih_cb_idx`
5268 * Return 1 meaning mf should be freed from _base_interrupt
5269 * 0 means the mf is freed from this function.
5272 _scsih_done(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
, u32 reply
)
5274 MPI2DefaultReply_t
*mpi_reply
;
5276 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
5277 if (ioc
->scsih_cmds
.status
== MPT3_CMD_NOT_USED
)
5279 if (ioc
->scsih_cmds
.smid
!= smid
)
5281 ioc
->scsih_cmds
.status
|= MPT3_CMD_COMPLETE
;
5283 memcpy(ioc
->scsih_cmds
.reply
, mpi_reply
,
5284 mpi_reply
->MsgLength
*4);
5285 ioc
->scsih_cmds
.status
|= MPT3_CMD_REPLY_VALID
;
5287 ioc
->scsih_cmds
.status
&= ~MPT3_CMD_PENDING
;
5288 complete(&ioc
->scsih_cmds
.done
);
5295 #define MPT3_MAX_LUNS (255)
5299 * _scsih_check_access_status - check access flags
5300 * @ioc: per adapter object
5301 * @sas_address: sas address
5302 * @handle: sas device handle
5303 * @access_flags: errors returned during discovery of the device
5305 * Return 0 for success, else failure
5308 _scsih_check_access_status(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
,
5309 u16 handle
, u8 access_status
)
5314 switch (access_status
) {
5315 case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS
:
5316 case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION
:
5319 case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED
:
5320 desc
= "sata capability failed";
5322 case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT
:
5323 desc
= "sata affiliation conflict";
5325 case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE
:
5326 desc
= "route not addressable";
5328 case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE
:
5329 desc
= "smp error not addressable";
5331 case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED
:
5332 desc
= "device blocked";
5334 case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED
:
5335 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN
:
5336 case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT
:
5337 case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG
:
5338 case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION
:
5339 case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER
:
5340 case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN
:
5341 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN
:
5342 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN
:
5343 case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION
:
5344 case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE
:
5345 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX
:
5346 desc
= "sata initialization failed";
5357 "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n",
5358 ioc
->name
, desc
, (unsigned long long)sas_address
, handle
);
5363 * _scsih_check_device - checking device responsiveness
5364 * @ioc: per adapter object
5365 * @parent_sas_address: sas address of parent expander or sas host
5366 * @handle: attached device handle
5367 * @phy_numberv: phy number
5368 * @link_rate: new link rate
5373 _scsih_check_device(struct MPT3SAS_ADAPTER
*ioc
,
5374 u64 parent_sas_address
, u16 handle
, u8 phy_number
, u8 link_rate
)
5376 Mpi2ConfigReply_t mpi_reply
;
5377 Mpi2SasDevicePage0_t sas_device_pg0
;
5378 struct _sas_device
*sas_device
;
5380 unsigned long flags
;
5382 struct scsi_target
*starget
;
5383 struct MPT3SAS_TARGET
*sas_target_priv_data
;
5387 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
5388 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
)))
5391 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) & MPI2_IOCSTATUS_MASK
;
5392 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
5395 /* wide port handling ~ we need only handle device once for the phy that
5396 * is matched in sas device page zero
5398 if (phy_number
!= sas_device_pg0
.PhyNum
)
5401 /* check if this is end device */
5402 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
5403 if (!(_scsih_is_end_device(device_info
)))
5406 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
5407 sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
5408 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
5414 if (unlikely(sas_device
->handle
!= handle
)) {
5415 starget
= sas_device
->starget
;
5416 sas_target_priv_data
= starget
->hostdata
;
5417 starget_printk(KERN_INFO
, starget
,
5418 "handle changed from(0x%04x) to (0x%04x)!!!\n",
5419 sas_device
->handle
, handle
);
5420 sas_target_priv_data
->handle
= handle
;
5421 sas_device
->handle
= handle
;
5422 if (le16_to_cpu(sas_device_pg0
.Flags
) &
5423 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID
) {
5424 sas_device
->enclosure_level
=
5425 sas_device_pg0
.EnclosureLevel
;
5426 memcpy(sas_device
->connector_name
,
5427 sas_device_pg0
.ConnectorName
, 4);
5428 sas_device
->connector_name
[4] = '\0';
5430 sas_device
->enclosure_level
= 0;
5431 sas_device
->connector_name
[0] = '\0';
5435 /* check if device is present */
5436 if (!(le16_to_cpu(sas_device_pg0
.Flags
) &
5437 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT
)) {
5439 "device is not present handle(0x%04x), flags!!!\n",
5444 /* check if there were any issues with discovery */
5445 if (_scsih_check_access_status(ioc
, sas_address
, handle
,
5446 sas_device_pg0
.AccessStatus
))
5449 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
5450 _scsih_ublock_io_device(ioc
, sas_address
);
5453 sas_device_put(sas_device
);
5457 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
5459 sas_device_put(sas_device
);
5463 * _scsih_add_device - creating sas device object
5464 * @ioc: per adapter object
5465 * @handle: sas device handle
5466 * @phy_num: phy number end device attached to
5467 * @is_pd: is this hidden raid component
5469 * Creating end device object, stored in ioc->sas_device_list.
5471 * Returns 0 for success, non-zero for failure.
5474 _scsih_add_device(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
, u8 phy_num
,
5477 Mpi2ConfigReply_t mpi_reply
;
5478 Mpi2SasDevicePage0_t sas_device_pg0
;
5479 Mpi2SasEnclosurePage0_t enclosure_pg0
;
5480 struct _sas_device
*sas_device
;
5485 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
5486 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
5487 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5488 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5492 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
5493 MPI2_IOCSTATUS_MASK
;
5494 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5495 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5496 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5500 /* check if this is end device */
5501 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
5502 if (!(_scsih_is_end_device(device_info
)))
5504 set_bit(handle
, ioc
->pend_os_device_add
);
5505 sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
5507 /* check if device is present */
5508 if (!(le16_to_cpu(sas_device_pg0
.Flags
) &
5509 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT
)) {
5510 pr_err(MPT3SAS_FMT
"device is not present handle(0x04%x)!!!\n",
5515 /* check if there were any issues with discovery */
5516 if (_scsih_check_access_status(ioc
, sas_address
, handle
,
5517 sas_device_pg0
.AccessStatus
))
5520 sas_device
= mpt3sas_get_sdev_by_addr(ioc
,
5523 clear_bit(handle
, ioc
->pend_os_device_add
);
5524 sas_device_put(sas_device
);
5528 sas_device
= kzalloc(sizeof(struct _sas_device
),
5531 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5532 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5536 kref_init(&sas_device
->refcount
);
5537 sas_device
->handle
= handle
;
5538 if (_scsih_get_sas_address(ioc
,
5539 le16_to_cpu(sas_device_pg0
.ParentDevHandle
),
5540 &sas_device
->sas_address_parent
) != 0)
5541 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5542 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5543 sas_device
->enclosure_handle
=
5544 le16_to_cpu(sas_device_pg0
.EnclosureHandle
);
5545 if (sas_device
->enclosure_handle
!= 0)
5547 le16_to_cpu(sas_device_pg0
.Slot
);
5548 sas_device
->device_info
= device_info
;
5549 sas_device
->sas_address
= sas_address
;
5550 sas_device
->phy
= sas_device_pg0
.PhyNum
;
5551 sas_device
->fast_path
= (le16_to_cpu(sas_device_pg0
.Flags
) &
5552 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE
) ? 1 : 0;
5554 if (le16_to_cpu(sas_device_pg0
.Flags
)
5555 & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID
) {
5556 sas_device
->enclosure_level
=
5557 sas_device_pg0
.EnclosureLevel
;
5558 memcpy(sas_device
->connector_name
,
5559 sas_device_pg0
.ConnectorName
, 4);
5560 sas_device
->connector_name
[4] = '\0';
5562 sas_device
->enclosure_level
= 0;
5563 sas_device
->connector_name
[0] = '\0';
5565 /* get enclosure_logical_id */
5566 if (sas_device
->enclosure_handle
&& !(mpt3sas_config_get_enclosure_pg0(
5567 ioc
, &mpi_reply
, &enclosure_pg0
, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE
,
5568 sas_device
->enclosure_handle
)))
5569 sas_device
->enclosure_logical_id
=
5570 le64_to_cpu(enclosure_pg0
.EnclosureLogicalID
);
5572 /* get device name */
5573 sas_device
->device_name
= le64_to_cpu(sas_device_pg0
.DeviceName
);
5575 if (ioc
->wait_for_discovery_to_complete
)
5576 _scsih_sas_device_init_add(ioc
, sas_device
);
5578 _scsih_sas_device_add(ioc
, sas_device
);
5580 sas_device_put(sas_device
);
5585 * _scsih_remove_device - removing sas device object
5586 * @ioc: per adapter object
5587 * @sas_device_delete: the sas_device object
5592 _scsih_remove_device(struct MPT3SAS_ADAPTER
*ioc
,
5593 struct _sas_device
*sas_device
)
5595 struct MPT3SAS_TARGET
*sas_target_priv_data
;
5597 if ((ioc
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_IBM
) &&
5598 (sas_device
->pfa_led_on
)) {
5599 _scsih_turn_off_pfa_led(ioc
, sas_device
);
5600 sas_device
->pfa_led_on
= 0;
5602 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5603 "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n",
5604 ioc
->name
, __func__
,
5605 sas_device
->handle
, (unsigned long long)
5606 sas_device
->sas_address
));
5607 if (sas_device
->enclosure_handle
!= 0)
5608 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5609 "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n",
5610 ioc
->name
, __func__
,
5611 (unsigned long long)sas_device
->enclosure_logical_id
,
5613 if (sas_device
->connector_name
[0] != '\0')
5614 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5615 "%s: enter: enclosure level(0x%04x), connector name( %s)\n",
5616 ioc
->name
, __func__
,
5617 sas_device
->enclosure_level
,
5618 sas_device
->connector_name
));
5620 if (sas_device
->starget
&& sas_device
->starget
->hostdata
) {
5621 sas_target_priv_data
= sas_device
->starget
->hostdata
;
5622 sas_target_priv_data
->deleted
= 1;
5623 _scsih_ublock_io_device(ioc
, sas_device
->sas_address
);
5624 sas_target_priv_data
->handle
=
5625 MPT3SAS_INVALID_DEVICE_HANDLE
;
5628 if (!ioc
->hide_drives
)
5629 mpt3sas_transport_port_remove(ioc
,
5630 sas_device
->sas_address
,
5631 sas_device
->sas_address_parent
);
5634 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
5635 ioc
->name
, sas_device
->handle
,
5636 (unsigned long long) sas_device
->sas_address
);
5637 if (sas_device
->enclosure_handle
!= 0)
5639 "removing : enclosure logical id(0x%016llx), slot(%d)\n",
5641 (unsigned long long)sas_device
->enclosure_logical_id
,
5643 if (sas_device
->connector_name
[0] != '\0')
5645 "removing enclosure level(0x%04x), connector name( %s)\n",
5646 ioc
->name
, sas_device
->enclosure_level
,
5647 sas_device
->connector_name
);
5649 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5650 "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n",
5651 ioc
->name
, __func__
,
5652 sas_device
->handle
, (unsigned long long)
5653 sas_device
->sas_address
));
5654 if (sas_device
->enclosure_handle
!= 0)
5655 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5656 "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n",
5657 ioc
->name
, __func__
,
5658 (unsigned long long)sas_device
->enclosure_logical_id
,
5660 if (sas_device
->connector_name
[0] != '\0')
5661 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5662 "%s: exit: enclosure level(0x%04x), connector name(%s)\n",
5663 ioc
->name
, __func__
, sas_device
->enclosure_level
,
5664 sas_device
->connector_name
));
5668 * _scsih_sas_topology_change_event_debug - debug for topology event
5669 * @ioc: per adapter object
5670 * @event_data: event data payload
5674 _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
5675 Mpi2EventDataSasTopologyChangeList_t
*event_data
)
5681 char *status_str
= NULL
;
5682 u8 link_rate
, prev_link_rate
;
5684 switch (event_data
->ExpStatus
) {
5685 case MPI2_EVENT_SAS_TOPO_ES_ADDED
:
5688 case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING
:
5689 status_str
= "remove";
5691 case MPI2_EVENT_SAS_TOPO_ES_RESPONDING
:
5693 status_str
= "responding";
5695 case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING
:
5696 status_str
= "remove delay";
5699 status_str
= "unknown status";
5702 pr_info(MPT3SAS_FMT
"sas topology change: (%s)\n",
5703 ioc
->name
, status_str
);
5704 pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \
5705 "start_phy(%02d), count(%d)\n",
5706 le16_to_cpu(event_data
->ExpanderDevHandle
),
5707 le16_to_cpu(event_data
->EnclosureHandle
),
5708 event_data
->StartPhyNum
, event_data
->NumEntries
);
5709 for (i
= 0; i
< event_data
->NumEntries
; i
++) {
5710 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
5713 phy_number
= event_data
->StartPhyNum
+ i
;
5714 reason_code
= event_data
->PHY
[i
].PhyStatus
&
5715 MPI2_EVENT_SAS_TOPO_RC_MASK
;
5716 switch (reason_code
) {
5717 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED
:
5718 status_str
= "target add";
5720 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
:
5721 status_str
= "target remove";
5723 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING
:
5724 status_str
= "delay target remove";
5726 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED
:
5727 status_str
= "link rate change";
5729 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE
:
5730 status_str
= "target responding";
5733 status_str
= "unknown";
5736 link_rate
= event_data
->PHY
[i
].LinkRate
>> 4;
5737 prev_link_rate
= event_data
->PHY
[i
].LinkRate
& 0xF;
5738 pr_info("\tphy(%02d), attached_handle(0x%04x): %s:" \
5739 " link rate: new(0x%02x), old(0x%02x)\n", phy_number
,
5740 handle
, status_str
, link_rate
, prev_link_rate
);
5746 * _scsih_sas_topology_change_event - handle topology changes
5747 * @ioc: per adapter object
5748 * @fw_event: The fw_event_work object
5753 _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER
*ioc
,
5754 struct fw_event_work
*fw_event
)
5757 u16 parent_handle
, handle
;
5759 u8 phy_number
, max_phys
;
5760 struct _sas_node
*sas_expander
;
5762 unsigned long flags
;
5763 u8 link_rate
, prev_link_rate
;
5764 Mpi2EventDataSasTopologyChangeList_t
*event_data
=
5765 (Mpi2EventDataSasTopologyChangeList_t
*)
5766 fw_event
->event_data
;
5768 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
5769 _scsih_sas_topology_change_event_debug(ioc
, event_data
);
5771 if (ioc
->shost_recovery
|| ioc
->remove_host
|| ioc
->pci_error_recovery
)
5774 if (!ioc
->sas_hba
.num_phys
)
5775 _scsih_sas_host_add(ioc
);
5777 _scsih_sas_host_refresh(ioc
);
5779 if (fw_event
->ignore
) {
5780 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5781 "ignoring expander event\n", ioc
->name
));
5785 parent_handle
= le16_to_cpu(event_data
->ExpanderDevHandle
);
5787 /* handle expander add */
5788 if (event_data
->ExpStatus
== MPI2_EVENT_SAS_TOPO_ES_ADDED
)
5789 if (_scsih_expander_add(ioc
, parent_handle
) != 0)
5792 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
5793 sas_expander
= mpt3sas_scsih_expander_find_by_handle(ioc
,
5796 sas_address
= sas_expander
->sas_address
;
5797 max_phys
= sas_expander
->num_phys
;
5798 } else if (parent_handle
< ioc
->sas_hba
.num_phys
) {
5799 sas_address
= ioc
->sas_hba
.sas_address
;
5800 max_phys
= ioc
->sas_hba
.num_phys
;
5802 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5805 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5807 /* handle siblings events */
5808 for (i
= 0; i
< event_data
->NumEntries
; i
++) {
5809 if (fw_event
->ignore
) {
5810 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5811 "ignoring expander event\n", ioc
->name
));
5814 if (ioc
->remove_host
|| ioc
->pci_error_recovery
)
5816 phy_number
= event_data
->StartPhyNum
+ i
;
5817 if (phy_number
>= max_phys
)
5819 reason_code
= event_data
->PHY
[i
].PhyStatus
&
5820 MPI2_EVENT_SAS_TOPO_RC_MASK
;
5821 if ((event_data
->PHY
[i
].PhyStatus
&
5822 MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT
) && (reason_code
!=
5823 MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
))
5825 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
5828 link_rate
= event_data
->PHY
[i
].LinkRate
>> 4;
5829 prev_link_rate
= event_data
->PHY
[i
].LinkRate
& 0xF;
5830 switch (reason_code
) {
5831 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED
:
5833 if (ioc
->shost_recovery
)
5836 if (link_rate
== prev_link_rate
)
5839 mpt3sas_transport_update_links(ioc
, sas_address
,
5840 handle
, phy_number
, link_rate
);
5842 if (link_rate
< MPI2_SAS_NEG_LINK_RATE_1_5
)
5845 _scsih_check_device(ioc
, sas_address
, handle
,
5846 phy_number
, link_rate
);
5848 if (!test_bit(handle
, ioc
->pend_os_device_add
))
5852 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED
:
5854 if (ioc
->shost_recovery
)
5857 mpt3sas_transport_update_links(ioc
, sas_address
,
5858 handle
, phy_number
, link_rate
);
5860 _scsih_add_device(ioc
, handle
, phy_number
, 0);
5863 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
:
5865 _scsih_device_remove_by_handle(ioc
, handle
);
5870 /* handle expander removal */
5871 if (event_data
->ExpStatus
== MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING
&&
5873 mpt3sas_expander_remove(ioc
, sas_address
);
5879 * _scsih_sas_device_status_change_event_debug - debug for device event
5880 * @event_data: event data payload
5886 _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
5887 Mpi2EventDataSasDeviceStatusChange_t
*event_data
)
5889 char *reason_str
= NULL
;
5891 switch (event_data
->ReasonCode
) {
5892 case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA
:
5893 reason_str
= "smart data";
5895 case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED
:
5896 reason_str
= "unsupported device discovered";
5898 case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET
:
5899 reason_str
= "internal device reset";
5901 case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL
:
5902 reason_str
= "internal task abort";
5904 case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL
:
5905 reason_str
= "internal task abort set";
5907 case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL
:
5908 reason_str
= "internal clear task set";
5910 case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL
:
5911 reason_str
= "internal query task";
5913 case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE
:
5914 reason_str
= "sata init failure";
5916 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET
:
5917 reason_str
= "internal device reset complete";
5919 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL
:
5920 reason_str
= "internal task abort complete";
5922 case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION
:
5923 reason_str
= "internal async notification";
5925 case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY
:
5926 reason_str
= "expander reduced functionality";
5928 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY
:
5929 reason_str
= "expander reduced functionality complete";
5932 reason_str
= "unknown reason";
5935 pr_info(MPT3SAS_FMT
"device status change: (%s)\n"
5936 "\thandle(0x%04x), sas address(0x%016llx), tag(%d)",
5937 ioc
->name
, reason_str
, le16_to_cpu(event_data
->DevHandle
),
5938 (unsigned long long)le64_to_cpu(event_data
->SASAddress
),
5939 le16_to_cpu(event_data
->TaskTag
));
5940 if (event_data
->ReasonCode
== MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA
)
5941 pr_info(MPT3SAS_FMT
", ASC(0x%x), ASCQ(0x%x)\n", ioc
->name
,
5942 event_data
->ASC
, event_data
->ASCQ
);
5947 * _scsih_sas_device_status_change_event - handle device status change
5948 * @ioc: per adapter object
5949 * @fw_event: The fw_event_work object
5955 _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER
*ioc
,
5956 struct fw_event_work
*fw_event
)
5958 struct MPT3SAS_TARGET
*target_priv_data
;
5959 struct _sas_device
*sas_device
;
5961 unsigned long flags
;
5962 Mpi2EventDataSasDeviceStatusChange_t
*event_data
=
5963 (Mpi2EventDataSasDeviceStatusChange_t
*)
5964 fw_event
->event_data
;
5966 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
5967 _scsih_sas_device_status_change_event_debug(ioc
,
5970 /* In MPI Revision K (0xC), the internal device reset complete was
5971 * implemented, so avoid setting tm_busy flag for older firmware.
5973 if ((ioc
->facts
.HeaderVersion
>> 8) < 0xC)
5976 if (event_data
->ReasonCode
!=
5977 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET
&&
5978 event_data
->ReasonCode
!=
5979 MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET
)
5982 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
5983 sas_address
= le64_to_cpu(event_data
->SASAddress
);
5984 sas_device
= __mpt3sas_get_sdev_by_addr(ioc
,
5987 if (!sas_device
|| !sas_device
->starget
)
5990 target_priv_data
= sas_device
->starget
->hostdata
;
5991 if (!target_priv_data
)
5994 if (event_data
->ReasonCode
==
5995 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET
)
5996 target_priv_data
->tm_busy
= 1;
5998 target_priv_data
->tm_busy
= 0;
6002 sas_device_put(sas_device
);
6004 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6009 * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure
6011 * @ioc: per adapter object
6012 * @event_data: event data payload
6018 _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
6019 Mpi2EventDataSasEnclDevStatusChange_t
*event_data
)
6021 char *reason_str
= NULL
;
6023 switch (event_data
->ReasonCode
) {
6024 case MPI2_EVENT_SAS_ENCL_RC_ADDED
:
6025 reason_str
= "enclosure add";
6027 case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING
:
6028 reason_str
= "enclosure remove";
6031 reason_str
= "unknown reason";
6035 pr_info(MPT3SAS_FMT
"enclosure status change: (%s)\n"
6036 "\thandle(0x%04x), enclosure logical id(0x%016llx)"
6037 " number slots(%d)\n", ioc
->name
, reason_str
,
6038 le16_to_cpu(event_data
->EnclosureHandle
),
6039 (unsigned long long)le64_to_cpu(event_data
->EnclosureLogicalID
),
6040 le16_to_cpu(event_data
->StartSlot
));
6044 * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events
6045 * @ioc: per adapter object
6046 * @fw_event: The fw_event_work object
6052 _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER
*ioc
,
6053 struct fw_event_work
*fw_event
)
6055 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
6056 _scsih_sas_enclosure_dev_status_change_event_debug(ioc
,
6057 (Mpi2EventDataSasEnclDevStatusChange_t
*)
6058 fw_event
->event_data
);
6062 * _scsih_sas_broadcast_primitive_event - handle broadcast events
6063 * @ioc: per adapter object
6064 * @fw_event: The fw_event_work object
6070 _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER
*ioc
,
6071 struct fw_event_work
*fw_event
)
6073 struct scsi_cmnd
*scmd
;
6074 struct scsi_device
*sdev
;
6077 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
6078 u32 termination_count
;
6080 Mpi2SCSITaskManagementReply_t
*mpi_reply
;
6081 Mpi2EventDataSasBroadcastPrimitive_t
*event_data
=
6082 (Mpi2EventDataSasBroadcastPrimitive_t
*)
6083 fw_event
->event_data
;
6085 unsigned long flags
;
6088 u8 task_abort_retries
;
6090 mutex_lock(&ioc
->tm_cmds
.mutex
);
6092 "%s: enter: phy number(%d), width(%d)\n",
6093 ioc
->name
, __func__
, event_data
->PhyNum
,
6094 event_data
->PortWidth
);
6096 _scsih_block_io_all_device(ioc
);
6098 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6099 mpi_reply
= ioc
->tm_cmds
.reply
;
6100 broadcast_aen_retry
:
6102 /* sanity checks for retrying this loop */
6103 if (max_retries
++ == 5) {
6104 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
"%s: giving up\n",
6105 ioc
->name
, __func__
));
6107 } else if (max_retries
> 1)
6108 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
"%s: %d retry\n",
6109 ioc
->name
, __func__
, max_retries
- 1));
6111 termination_count
= 0;
6113 for (smid
= 1; smid
<= ioc
->scsiio_depth
; smid
++) {
6114 if (ioc
->shost_recovery
)
6116 scmd
= _scsih_scsi_lookup_get(ioc
, smid
);
6119 sdev
= scmd
->device
;
6120 sas_device_priv_data
= sdev
->hostdata
;
6121 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
)
6123 /* skip hidden raid components */
6124 if (sas_device_priv_data
->sas_target
->flags
&
6125 MPT_TARGET_FLAGS_RAID_COMPONENT
)
6128 if (sas_device_priv_data
->sas_target
->flags
&
6129 MPT_TARGET_FLAGS_VOLUME
)
6132 handle
= sas_device_priv_data
->sas_target
->handle
;
6133 lun
= sas_device_priv_data
->lun
;
6136 if (ioc
->shost_recovery
)
6139 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
6140 r
= mpt3sas_scsih_issue_tm(ioc
, handle
, 0, 0, lun
,
6141 MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK
, smid
, 30);
6143 sdev_printk(KERN_WARNING
, sdev
,
6144 "mpt3sas_scsih_issue_tm: FAILED when sending "
6145 "QUERY_TASK: scmd(%p)\n", scmd
);
6146 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6147 goto broadcast_aen_retry
;
6149 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
)
6150 & MPI2_IOCSTATUS_MASK
;
6151 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6152 sdev_printk(KERN_WARNING
, sdev
,
6153 "query task: FAILED with IOCSTATUS(0x%04x), scmd(%p)\n",
6155 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6156 goto broadcast_aen_retry
;
6159 /* see if IO is still owned by IOC and target */
6160 if (mpi_reply
->ResponseCode
==
6161 MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED
||
6162 mpi_reply
->ResponseCode
==
6163 MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC
) {
6164 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6167 task_abort_retries
= 0;
6169 if (task_abort_retries
++ == 60) {
6170 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6171 "%s: ABORT_TASK: giving up\n", ioc
->name
,
6173 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6174 goto broadcast_aen_retry
;
6177 if (ioc
->shost_recovery
)
6180 r
= mpt3sas_scsih_issue_tm(ioc
, handle
, sdev
->channel
, sdev
->id
,
6181 sdev
->lun
, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
, smid
,
6184 sdev_printk(KERN_WARNING
, sdev
,
6185 "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : "
6186 "scmd(%p)\n", scmd
);
6190 if (task_abort_retries
> 1)
6191 sdev_printk(KERN_WARNING
, sdev
,
6192 "mpt3sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):"
6194 task_abort_retries
- 1, scmd
);
6196 termination_count
+= le32_to_cpu(mpi_reply
->TerminationCount
);
6197 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
6200 if (ioc
->broadcast_aen_pending
) {
6201 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6202 "%s: loop back due to pending AEN\n",
6203 ioc
->name
, __func__
));
6204 ioc
->broadcast_aen_pending
= 0;
6205 goto broadcast_aen_retry
;
6209 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
6212 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6213 "%s - exit, query_count = %d termination_count = %d\n",
6214 ioc
->name
, __func__
, query_count
, termination_count
));
6216 ioc
->broadcast_aen_busy
= 0;
6217 if (!ioc
->shost_recovery
)
6218 _scsih_ublock_io_all_device(ioc
);
6219 mutex_unlock(&ioc
->tm_cmds
.mutex
);
6223 * _scsih_sas_discovery_event - handle discovery events
6224 * @ioc: per adapter object
6225 * @fw_event: The fw_event_work object
6231 _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER
*ioc
,
6232 struct fw_event_work
*fw_event
)
6234 Mpi2EventDataSasDiscovery_t
*event_data
=
6235 (Mpi2EventDataSasDiscovery_t
*) fw_event
->event_data
;
6237 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
) {
6238 pr_info(MPT3SAS_FMT
"discovery event: (%s)", ioc
->name
,
6239 (event_data
->ReasonCode
== MPI2_EVENT_SAS_DISC_RC_STARTED
) ?
6241 if (event_data
->DiscoveryStatus
)
6242 pr_info("discovery_status(0x%08x)",
6243 le32_to_cpu(event_data
->DiscoveryStatus
));
6247 if (event_data
->ReasonCode
== MPI2_EVENT_SAS_DISC_RC_STARTED
&&
6248 !ioc
->sas_hba
.num_phys
) {
6249 if (disable_discovery
> 0 && ioc
->shost_recovery
) {
6250 /* Wait for the reset to complete */
6251 while (ioc
->shost_recovery
)
6254 _scsih_sas_host_add(ioc
);
6259 * _scsih_ir_fastpath - turn on fastpath for IR physdisk
6260 * @ioc: per adapter object
6261 * @handle: device handle for physical disk
6262 * @phys_disk_num: physical disk number
6264 * Return 0 for success, else failure.
6267 _scsih_ir_fastpath(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
, u8 phys_disk_num
)
6269 Mpi2RaidActionRequest_t
*mpi_request
;
6270 Mpi2RaidActionReply_t
*mpi_reply
;
6277 if (ioc
->hba_mpi_version_belonged
== MPI2_VERSION
)
6280 mutex_lock(&ioc
->scsih_cmds
.mutex
);
6282 if (ioc
->scsih_cmds
.status
!= MPT3_CMD_NOT_USED
) {
6283 pr_err(MPT3SAS_FMT
"%s: scsih_cmd in use\n",
6284 ioc
->name
, __func__
);
6288 ioc
->scsih_cmds
.status
= MPT3_CMD_PENDING
;
6290 smid
= mpt3sas_base_get_smid(ioc
, ioc
->scsih_cb_idx
);
6292 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
6293 ioc
->name
, __func__
);
6294 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
6299 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
6300 ioc
->scsih_cmds
.smid
= smid
;
6301 memset(mpi_request
, 0, sizeof(Mpi2RaidActionRequest_t
));
6303 mpi_request
->Function
= MPI2_FUNCTION_RAID_ACTION
;
6304 mpi_request
->Action
= MPI2_RAID_ACTION_PHYSDISK_HIDDEN
;
6305 mpi_request
->PhysDiskNum
= phys_disk_num
;
6307 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
"IR RAID_ACTION: turning fast "\
6308 "path on for handle(0x%04x), phys_disk_num (0x%02x)\n", ioc
->name
,
6309 handle
, phys_disk_num
));
6311 init_completion(&ioc
->scsih_cmds
.done
);
6312 ioc
->put_smid_default(ioc
, smid
);
6313 wait_for_completion_timeout(&ioc
->scsih_cmds
.done
, 10*HZ
);
6315 if (!(ioc
->scsih_cmds
.status
& MPT3_CMD_COMPLETE
)) {
6316 pr_err(MPT3SAS_FMT
"%s: timeout\n",
6317 ioc
->name
, __func__
);
6318 if (!(ioc
->scsih_cmds
.status
& MPT3_CMD_RESET
))
6324 if (ioc
->scsih_cmds
.status
& MPT3_CMD_REPLY_VALID
) {
6326 mpi_reply
= ioc
->scsih_cmds
.reply
;
6327 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
);
6328 if (ioc_status
& MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE
)
6329 log_info
= le32_to_cpu(mpi_reply
->IOCLogInfo
);
6332 ioc_status
&= MPI2_IOCSTATUS_MASK
;
6333 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6334 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6335 "IR RAID_ACTION: failed: ioc_status(0x%04x), "
6336 "loginfo(0x%08x)!!!\n", ioc
->name
, ioc_status
,
6340 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6341 "IR RAID_ACTION: completed successfully\n",
6346 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
6347 mutex_unlock(&ioc
->scsih_cmds
.mutex
);
6350 mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
6355 * _scsih_reprobe_lun - reprobing lun
6356 * @sdev: scsi device struct
6357 * @no_uld_attach: sdev->no_uld_attach flag setting
6361 _scsih_reprobe_lun(struct scsi_device
*sdev
, void *no_uld_attach
)
6363 sdev
->no_uld_attach
= no_uld_attach
? 1 : 0;
6364 sdev_printk(KERN_INFO
, sdev
, "%s raid component\n",
6365 sdev
->no_uld_attach
? "hiding" : "exposing");
6366 WARN_ON(scsi_device_reprobe(sdev
));
6370 * _scsih_sas_volume_add - add new volume
6371 * @ioc: per adapter object
6372 * @element: IR config element data
6378 _scsih_sas_volume_add(struct MPT3SAS_ADAPTER
*ioc
,
6379 Mpi2EventIrConfigElement_t
*element
)
6381 struct _raid_device
*raid_device
;
6382 unsigned long flags
;
6384 u16 handle
= le16_to_cpu(element
->VolDevHandle
);
6387 mpt3sas_config_get_volume_wwid(ioc
, handle
, &wwid
);
6390 "failure at %s:%d/%s()!\n", ioc
->name
,
6391 __FILE__
, __LINE__
, __func__
);
6395 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6396 raid_device
= _scsih_raid_device_find_by_wwid(ioc
, wwid
);
6397 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6402 raid_device
= kzalloc(sizeof(struct _raid_device
), GFP_KERNEL
);
6405 "failure at %s:%d/%s()!\n", ioc
->name
,
6406 __FILE__
, __LINE__
, __func__
);
6410 raid_device
->id
= ioc
->sas_id
++;
6411 raid_device
->channel
= RAID_CHANNEL
;
6412 raid_device
->handle
= handle
;
6413 raid_device
->wwid
= wwid
;
6414 _scsih_raid_device_add(ioc
, raid_device
);
6415 if (!ioc
->wait_for_discovery_to_complete
) {
6416 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
6417 raid_device
->id
, 0);
6419 _scsih_raid_device_remove(ioc
, raid_device
);
6421 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6422 _scsih_determine_boot_device(ioc
, raid_device
, 1);
6423 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6428 * _scsih_sas_volume_delete - delete volume
6429 * @ioc: per adapter object
6430 * @handle: volume device handle
6436 _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
6438 struct _raid_device
*raid_device
;
6439 unsigned long flags
;
6440 struct MPT3SAS_TARGET
*sas_target_priv_data
;
6441 struct scsi_target
*starget
= NULL
;
6443 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6444 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
6446 if (raid_device
->starget
) {
6447 starget
= raid_device
->starget
;
6448 sas_target_priv_data
= starget
->hostdata
;
6449 sas_target_priv_data
->deleted
= 1;
6451 pr_info(MPT3SAS_FMT
"removing handle(0x%04x), wwid(0x%016llx)\n",
6452 ioc
->name
, raid_device
->handle
,
6453 (unsigned long long) raid_device
->wwid
);
6454 list_del(&raid_device
->list
);
6457 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6459 scsi_remove_target(&starget
->dev
);
6463 * _scsih_sas_pd_expose - expose pd component to /dev/sdX
6464 * @ioc: per adapter object
6465 * @element: IR config element data
6471 _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER
*ioc
,
6472 Mpi2EventIrConfigElement_t
*element
)
6474 struct _sas_device
*sas_device
;
6475 struct scsi_target
*starget
= NULL
;
6476 struct MPT3SAS_TARGET
*sas_target_priv_data
;
6477 unsigned long flags
;
6478 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6480 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
6481 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
6483 sas_device
->volume_handle
= 0;
6484 sas_device
->volume_wwid
= 0;
6485 clear_bit(handle
, ioc
->pd_handles
);
6486 if (sas_device
->starget
&& sas_device
->starget
->hostdata
) {
6487 starget
= sas_device
->starget
;
6488 sas_target_priv_data
= starget
->hostdata
;
6489 sas_target_priv_data
->flags
&=
6490 ~MPT_TARGET_FLAGS_RAID_COMPONENT
;
6493 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6497 /* exposing raid component */
6499 starget_for_each_device(starget
, NULL
, _scsih_reprobe_lun
);
6501 sas_device_put(sas_device
);
6505 * _scsih_sas_pd_hide - hide pd component from /dev/sdX
6506 * @ioc: per adapter object
6507 * @element: IR config element data
6513 _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER
*ioc
,
6514 Mpi2EventIrConfigElement_t
*element
)
6516 struct _sas_device
*sas_device
;
6517 struct scsi_target
*starget
= NULL
;
6518 struct MPT3SAS_TARGET
*sas_target_priv_data
;
6519 unsigned long flags
;
6520 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6521 u16 volume_handle
= 0;
6522 u64 volume_wwid
= 0;
6524 mpt3sas_config_get_volume_handle(ioc
, handle
, &volume_handle
);
6526 mpt3sas_config_get_volume_wwid(ioc
, volume_handle
,
6529 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
6530 sas_device
= __mpt3sas_get_sdev_by_handle(ioc
, handle
);
6532 set_bit(handle
, ioc
->pd_handles
);
6533 if (sas_device
->starget
&& sas_device
->starget
->hostdata
) {
6534 starget
= sas_device
->starget
;
6535 sas_target_priv_data
= starget
->hostdata
;
6536 sas_target_priv_data
->flags
|=
6537 MPT_TARGET_FLAGS_RAID_COMPONENT
;
6538 sas_device
->volume_handle
= volume_handle
;
6539 sas_device
->volume_wwid
= volume_wwid
;
6542 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6546 /* hiding raid component */
6547 _scsih_ir_fastpath(ioc
, handle
, element
->PhysDiskNum
);
6550 starget_for_each_device(starget
, (void *)1, _scsih_reprobe_lun
);
6552 sas_device_put(sas_device
);
6556 * _scsih_sas_pd_delete - delete pd component
6557 * @ioc: per adapter object
6558 * @element: IR config element data
6564 _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER
*ioc
,
6565 Mpi2EventIrConfigElement_t
*element
)
6567 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6569 _scsih_device_remove_by_handle(ioc
, handle
);
6573 * _scsih_sas_pd_add - remove pd component
6574 * @ioc: per adapter object
6575 * @element: IR config element data
6581 _scsih_sas_pd_add(struct MPT3SAS_ADAPTER
*ioc
,
6582 Mpi2EventIrConfigElement_t
*element
)
6584 struct _sas_device
*sas_device
;
6585 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6586 Mpi2ConfigReply_t mpi_reply
;
6587 Mpi2SasDevicePage0_t sas_device_pg0
;
6592 set_bit(handle
, ioc
->pd_handles
);
6594 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
6596 _scsih_ir_fastpath(ioc
, handle
, element
->PhysDiskNum
);
6597 sas_device_put(sas_device
);
6601 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
6602 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
6603 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6604 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6608 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6609 MPI2_IOCSTATUS_MASK
;
6610 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6611 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6612 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6616 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
6617 if (!_scsih_get_sas_address(ioc
, parent_handle
, &sas_address
))
6618 mpt3sas_transport_update_links(ioc
, sas_address
, handle
,
6619 sas_device_pg0
.PhyNum
, MPI2_SAS_NEG_LINK_RATE_1_5
);
6621 _scsih_ir_fastpath(ioc
, handle
, element
->PhysDiskNum
);
6622 _scsih_add_device(ioc
, handle
, 0, 1);
6626 * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events
6627 * @ioc: per adapter object
6628 * @event_data: event data payload
6634 _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
6635 Mpi2EventDataIrConfigChangeList_t
*event_data
)
6637 Mpi2EventIrConfigElement_t
*element
;
6640 char *reason_str
= NULL
, *element_str
= NULL
;
6642 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
6644 pr_info(MPT3SAS_FMT
"raid config change: (%s), elements(%d)\n",
6645 ioc
->name
, (le32_to_cpu(event_data
->Flags
) &
6646 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
) ?
6647 "foreign" : "native", event_data
->NumElements
);
6648 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
6649 switch (element
->ReasonCode
) {
6650 case MPI2_EVENT_IR_CHANGE_RC_ADDED
:
6653 case MPI2_EVENT_IR_CHANGE_RC_REMOVED
:
6654 reason_str
= "remove";
6656 case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE
:
6657 reason_str
= "no change";
6659 case MPI2_EVENT_IR_CHANGE_RC_HIDE
:
6660 reason_str
= "hide";
6662 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE
:
6663 reason_str
= "unhide";
6665 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED
:
6666 reason_str
= "volume_created";
6668 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED
:
6669 reason_str
= "volume_deleted";
6671 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED
:
6672 reason_str
= "pd_created";
6674 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED
:
6675 reason_str
= "pd_deleted";
6678 reason_str
= "unknown reason";
6681 element_type
= le16_to_cpu(element
->ElementFlags
) &
6682 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK
;
6683 switch (element_type
) {
6684 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT
:
6685 element_str
= "volume";
6687 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT
:
6688 element_str
= "phys disk";
6690 case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT
:
6691 element_str
= "hot spare";
6694 element_str
= "unknown element";
6697 pr_info("\t(%s:%s), vol handle(0x%04x), " \
6698 "pd handle(0x%04x), pd num(0x%02x)\n", element_str
,
6699 reason_str
, le16_to_cpu(element
->VolDevHandle
),
6700 le16_to_cpu(element
->PhysDiskDevHandle
),
6701 element
->PhysDiskNum
);
6706 * _scsih_sas_ir_config_change_event - handle ir configuration change events
6707 * @ioc: per adapter object
6708 * @fw_event: The fw_event_work object
6714 _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER
*ioc
,
6715 struct fw_event_work
*fw_event
)
6717 Mpi2EventIrConfigElement_t
*element
;
6720 Mpi2EventDataIrConfigChangeList_t
*event_data
=
6721 (Mpi2EventDataIrConfigChangeList_t
*)
6722 fw_event
->event_data
;
6724 if ((ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
) &&
6725 (!ioc
->hide_ir_msg
))
6726 _scsih_sas_ir_config_change_event_debug(ioc
, event_data
);
6728 foreign_config
= (le32_to_cpu(event_data
->Flags
) &
6729 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
) ? 1 : 0;
6731 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
6732 if (ioc
->shost_recovery
&&
6733 ioc
->hba_mpi_version_belonged
!= MPI2_VERSION
) {
6734 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
6735 if (element
->ReasonCode
== MPI2_EVENT_IR_CHANGE_RC_HIDE
)
6736 _scsih_ir_fastpath(ioc
,
6737 le16_to_cpu(element
->PhysDiskDevHandle
),
6738 element
->PhysDiskNum
);
6743 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
6745 switch (element
->ReasonCode
) {
6746 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED
:
6747 case MPI2_EVENT_IR_CHANGE_RC_ADDED
:
6748 if (!foreign_config
)
6749 _scsih_sas_volume_add(ioc
, element
);
6751 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED
:
6752 case MPI2_EVENT_IR_CHANGE_RC_REMOVED
:
6753 if (!foreign_config
)
6754 _scsih_sas_volume_delete(ioc
,
6755 le16_to_cpu(element
->VolDevHandle
));
6757 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED
:
6758 if (!ioc
->is_warpdrive
)
6759 _scsih_sas_pd_hide(ioc
, element
);
6761 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED
:
6762 if (!ioc
->is_warpdrive
)
6763 _scsih_sas_pd_expose(ioc
, element
);
6765 case MPI2_EVENT_IR_CHANGE_RC_HIDE
:
6766 if (!ioc
->is_warpdrive
)
6767 _scsih_sas_pd_add(ioc
, element
);
6769 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE
:
6770 if (!ioc
->is_warpdrive
)
6771 _scsih_sas_pd_delete(ioc
, element
);
6778 * _scsih_sas_ir_volume_event - IR volume event
6779 * @ioc: per adapter object
6780 * @fw_event: The fw_event_work object
6786 _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER
*ioc
,
6787 struct fw_event_work
*fw_event
)
6790 unsigned long flags
;
6791 struct _raid_device
*raid_device
;
6795 Mpi2EventDataIrVolume_t
*event_data
=
6796 (Mpi2EventDataIrVolume_t
*) fw_event
->event_data
;
6798 if (ioc
->shost_recovery
)
6801 if (event_data
->ReasonCode
!= MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED
)
6804 handle
= le16_to_cpu(event_data
->VolDevHandle
);
6805 state
= le32_to_cpu(event_data
->NewValue
);
6806 if (!ioc
->hide_ir_msg
)
6807 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6808 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6809 ioc
->name
, __func__
, handle
,
6810 le32_to_cpu(event_data
->PreviousValue
), state
));
6812 case MPI2_RAID_VOL_STATE_MISSING
:
6813 case MPI2_RAID_VOL_STATE_FAILED
:
6814 _scsih_sas_volume_delete(ioc
, handle
);
6817 case MPI2_RAID_VOL_STATE_ONLINE
:
6818 case MPI2_RAID_VOL_STATE_DEGRADED
:
6819 case MPI2_RAID_VOL_STATE_OPTIMAL
:
6821 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6822 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
6823 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6828 mpt3sas_config_get_volume_wwid(ioc
, handle
, &wwid
);
6831 "failure at %s:%d/%s()!\n", ioc
->name
,
6832 __FILE__
, __LINE__
, __func__
);
6836 raid_device
= kzalloc(sizeof(struct _raid_device
), GFP_KERNEL
);
6839 "failure at %s:%d/%s()!\n", ioc
->name
,
6840 __FILE__
, __LINE__
, __func__
);
6844 raid_device
->id
= ioc
->sas_id
++;
6845 raid_device
->channel
= RAID_CHANNEL
;
6846 raid_device
->handle
= handle
;
6847 raid_device
->wwid
= wwid
;
6848 _scsih_raid_device_add(ioc
, raid_device
);
6849 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
6850 raid_device
->id
, 0);
6852 _scsih_raid_device_remove(ioc
, raid_device
);
6855 case MPI2_RAID_VOL_STATE_INITIALIZING
:
6862 * _scsih_sas_ir_physical_disk_event - PD event
6863 * @ioc: per adapter object
6864 * @fw_event: The fw_event_work object
6870 _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER
*ioc
,
6871 struct fw_event_work
*fw_event
)
6873 u16 handle
, parent_handle
;
6875 struct _sas_device
*sas_device
;
6876 Mpi2ConfigReply_t mpi_reply
;
6877 Mpi2SasDevicePage0_t sas_device_pg0
;
6879 Mpi2EventDataIrPhysicalDisk_t
*event_data
=
6880 (Mpi2EventDataIrPhysicalDisk_t
*) fw_event
->event_data
;
6883 if (ioc
->shost_recovery
)
6886 if (event_data
->ReasonCode
!= MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED
)
6889 handle
= le16_to_cpu(event_data
->PhysDiskDevHandle
);
6890 state
= le32_to_cpu(event_data
->NewValue
);
6892 if (!ioc
->hide_ir_msg
)
6893 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6894 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6895 ioc
->name
, __func__
, handle
,
6896 le32_to_cpu(event_data
->PreviousValue
), state
));
6899 case MPI2_RAID_PD_STATE_ONLINE
:
6900 case MPI2_RAID_PD_STATE_DEGRADED
:
6901 case MPI2_RAID_PD_STATE_REBUILDING
:
6902 case MPI2_RAID_PD_STATE_OPTIMAL
:
6903 case MPI2_RAID_PD_STATE_HOT_SPARE
:
6905 if (!ioc
->is_warpdrive
)
6906 set_bit(handle
, ioc
->pd_handles
);
6908 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
6910 sas_device_put(sas_device
);
6914 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
6915 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
,
6917 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6918 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6922 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6923 MPI2_IOCSTATUS_MASK
;
6924 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6925 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6926 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6930 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
6931 if (!_scsih_get_sas_address(ioc
, parent_handle
, &sas_address
))
6932 mpt3sas_transport_update_links(ioc
, sas_address
, handle
,
6933 sas_device_pg0
.PhyNum
, MPI2_SAS_NEG_LINK_RATE_1_5
);
6935 _scsih_add_device(ioc
, handle
, 0, 1);
6939 case MPI2_RAID_PD_STATE_OFFLINE
:
6940 case MPI2_RAID_PD_STATE_NOT_CONFIGURED
:
6941 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE
:
6948 * _scsih_sas_ir_operation_status_event_debug - debug for IR op event
6949 * @ioc: per adapter object
6950 * @event_data: event data payload
6956 _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
6957 Mpi2EventDataIrOperationStatus_t
*event_data
)
6959 char *reason_str
= NULL
;
6961 switch (event_data
->RAIDOperation
) {
6962 case MPI2_EVENT_IR_RAIDOP_RESYNC
:
6963 reason_str
= "resync";
6965 case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION
:
6966 reason_str
= "online capacity expansion";
6968 case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK
:
6969 reason_str
= "consistency check";
6971 case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT
:
6972 reason_str
= "background init";
6974 case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT
:
6975 reason_str
= "make data consistent";
6982 pr_info(MPT3SAS_FMT
"raid operational status: (%s)" \
6983 "\thandle(0x%04x), percent complete(%d)\n",
6984 ioc
->name
, reason_str
,
6985 le16_to_cpu(event_data
->VolDevHandle
),
6986 event_data
->PercentComplete
);
6990 * _scsih_sas_ir_operation_status_event - handle RAID operation events
6991 * @ioc: per adapter object
6992 * @fw_event: The fw_event_work object
6998 _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER
*ioc
,
6999 struct fw_event_work
*fw_event
)
7001 Mpi2EventDataIrOperationStatus_t
*event_data
=
7002 (Mpi2EventDataIrOperationStatus_t
*)
7003 fw_event
->event_data
;
7004 static struct _raid_device
*raid_device
;
7005 unsigned long flags
;
7008 if ((ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
) &&
7009 (!ioc
->hide_ir_msg
))
7010 _scsih_sas_ir_operation_status_event_debug(ioc
,
7013 /* code added for raid transport support */
7014 if (event_data
->RAIDOperation
== MPI2_EVENT_IR_RAIDOP_RESYNC
) {
7016 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
7017 handle
= le16_to_cpu(event_data
->VolDevHandle
);
7018 raid_device
= mpt3sas_raid_device_find_by_handle(ioc
, handle
);
7020 raid_device
->percent_complete
=
7021 event_data
->PercentComplete
;
7022 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7027 * _scsih_prep_device_scan - initialize parameters prior to device scan
7028 * @ioc: per adapter object
7030 * Set the deleted flag prior to device scan. If the device is found during
7031 * the scan, then we clear the deleted flag.
7034 _scsih_prep_device_scan(struct MPT3SAS_ADAPTER
*ioc
)
7036 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
7037 struct scsi_device
*sdev
;
7039 shost_for_each_device(sdev
, ioc
->shost
) {
7040 sas_device_priv_data
= sdev
->hostdata
;
7041 if (sas_device_priv_data
&& sas_device_priv_data
->sas_target
)
7042 sas_device_priv_data
->sas_target
->deleted
= 1;
7047 * _scsih_mark_responding_sas_device - mark a sas_devices as responding
7048 * @ioc: per adapter object
7049 * @sas_device_pg0: SAS Device page 0
7051 * After host reset, find out whether devices are still responding.
7052 * Used in _scsih_remove_unresponsive_sas_devices.
7057 _scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER
*ioc
,
7058 Mpi2SasDevicePage0_t
*sas_device_pg0
)
7060 struct MPT3SAS_TARGET
*sas_target_priv_data
= NULL
;
7061 struct scsi_target
*starget
;
7062 struct _sas_device
*sas_device
;
7063 unsigned long flags
;
7065 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
7066 list_for_each_entry(sas_device
, &ioc
->sas_device_list
, list
) {
7067 if ((sas_device
->sas_address
== sas_device_pg0
->SASAddress
) &&
7068 (sas_device
->slot
== sas_device_pg0
->Slot
)) {
7069 sas_device
->responding
= 1;
7070 starget
= sas_device
->starget
;
7071 if (starget
&& starget
->hostdata
) {
7072 sas_target_priv_data
= starget
->hostdata
;
7073 sas_target_priv_data
->tm_busy
= 0;
7074 sas_target_priv_data
->deleted
= 0;
7076 sas_target_priv_data
= NULL
;
7078 starget_printk(KERN_INFO
, starget
,
7079 "handle(0x%04x), sas_addr(0x%016llx)\n",
7080 sas_device_pg0
->DevHandle
,
7081 (unsigned long long)
7082 sas_device
->sas_address
);
7084 if (sas_device
->enclosure_handle
!= 0)
7085 starget_printk(KERN_INFO
, starget
,
7086 "enclosure logical id(0x%016llx),"
7088 (unsigned long long)
7089 sas_device
->enclosure_logical_id
,
7092 if (sas_device_pg0
->Flags
&
7093 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID
) {
7094 sas_device
->enclosure_level
=
7095 sas_device_pg0
->EnclosureLevel
;
7096 memcpy(&sas_device
->connector_name
[0],
7097 &sas_device_pg0
->ConnectorName
[0], 4);
7099 sas_device
->enclosure_level
= 0;
7100 sas_device
->connector_name
[0] = '\0';
7103 if (sas_device
->handle
== sas_device_pg0
->DevHandle
)
7105 pr_info("\thandle changed from(0x%04x)!!!\n",
7106 sas_device
->handle
);
7107 sas_device
->handle
= sas_device_pg0
->DevHandle
;
7108 if (sas_target_priv_data
)
7109 sas_target_priv_data
->handle
=
7110 sas_device_pg0
->DevHandle
;
7115 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
7119 * _scsih_search_responding_sas_devices -
7120 * @ioc: per adapter object
7122 * After host reset, find out whether devices are still responding.
7128 _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER
*ioc
)
7130 Mpi2SasDevicePage0_t sas_device_pg0
;
7131 Mpi2ConfigReply_t mpi_reply
;
7136 pr_info(MPT3SAS_FMT
"search for end-devices: start\n", ioc
->name
);
7138 if (list_empty(&ioc
->sas_device_list
))
7142 while (!(mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
7143 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE
,
7145 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7146 MPI2_IOCSTATUS_MASK
;
7147 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
7149 handle
= sas_device_pg0
.DevHandle
=
7150 le16_to_cpu(sas_device_pg0
.DevHandle
);
7151 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
7152 if (!(_scsih_is_end_device(device_info
)))
7154 sas_device_pg0
.SASAddress
=
7155 le64_to_cpu(sas_device_pg0
.SASAddress
);
7156 sas_device_pg0
.Slot
= le16_to_cpu(sas_device_pg0
.Slot
);
7157 sas_device_pg0
.Flags
= le16_to_cpu(sas_device_pg0
.Flags
);
7158 _scsih_mark_responding_sas_device(ioc
, &sas_device_pg0
);
7162 pr_info(MPT3SAS_FMT
"search for end-devices: complete\n",
7167 * _scsih_mark_responding_raid_device - mark a raid_device as responding
7168 * @ioc: per adapter object
7169 * @wwid: world wide identifier for raid volume
7170 * @handle: device handle
7172 * After host reset, find out whether devices are still responding.
7173 * Used in _scsih_remove_unresponsive_raid_devices.
7178 _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER
*ioc
, u64 wwid
,
7181 struct MPT3SAS_TARGET
*sas_target_priv_data
= NULL
;
7182 struct scsi_target
*starget
;
7183 struct _raid_device
*raid_device
;
7184 unsigned long flags
;
7186 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
7187 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
7188 if (raid_device
->wwid
== wwid
&& raid_device
->starget
) {
7189 starget
= raid_device
->starget
;
7190 if (starget
&& starget
->hostdata
) {
7191 sas_target_priv_data
= starget
->hostdata
;
7192 sas_target_priv_data
->deleted
= 0;
7194 sas_target_priv_data
= NULL
;
7195 raid_device
->responding
= 1;
7196 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7197 starget_printk(KERN_INFO
, raid_device
->starget
,
7198 "handle(0x%04x), wwid(0x%016llx)\n", handle
,
7199 (unsigned long long)raid_device
->wwid
);
7202 * WARPDRIVE: The handles of the PDs might have changed
7203 * across the host reset so re-initialize the
7204 * required data for Direct IO
7206 mpt3sas_init_warpdrive_properties(ioc
, raid_device
);
7207 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
7208 if (raid_device
->handle
== handle
) {
7209 spin_unlock_irqrestore(&ioc
->raid_device_lock
,
7213 pr_info("\thandle changed from(0x%04x)!!!\n",
7214 raid_device
->handle
);
7215 raid_device
->handle
= handle
;
7216 if (sas_target_priv_data
)
7217 sas_target_priv_data
->handle
= handle
;
7218 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7222 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7226 * _scsih_search_responding_raid_devices -
7227 * @ioc: per adapter object
7229 * After host reset, find out whether devices are still responding.
7235 _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER
*ioc
)
7237 Mpi2RaidVolPage1_t volume_pg1
;
7238 Mpi2RaidVolPage0_t volume_pg0
;
7239 Mpi2RaidPhysDiskPage0_t pd_pg0
;
7240 Mpi2ConfigReply_t mpi_reply
;
7245 if (!ioc
->ir_firmware
)
7248 pr_info(MPT3SAS_FMT
"search for raid volumes: start\n",
7251 if (list_empty(&ioc
->raid_device_list
))
7255 while (!(mpt3sas_config_get_raid_volume_pg1(ioc
, &mpi_reply
,
7256 &volume_pg1
, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE
, handle
))) {
7257 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7258 MPI2_IOCSTATUS_MASK
;
7259 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
7261 handle
= le16_to_cpu(volume_pg1
.DevHandle
);
7263 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
,
7264 &volume_pg0
, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
7265 sizeof(Mpi2RaidVolPage0_t
)))
7268 if (volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_OPTIMAL
||
7269 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_ONLINE
||
7270 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_DEGRADED
)
7271 _scsih_mark_responding_raid_device(ioc
,
7272 le64_to_cpu(volume_pg1
.WWID
), handle
);
7275 /* refresh the pd_handles */
7276 if (!ioc
->is_warpdrive
) {
7277 phys_disk_num
= 0xFF;
7278 memset(ioc
->pd_handles
, 0, ioc
->pd_handles_sz
);
7279 while (!(mpt3sas_config_get_phys_disk_pg0(ioc
, &mpi_reply
,
7280 &pd_pg0
, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM
,
7282 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7283 MPI2_IOCSTATUS_MASK
;
7284 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
7286 phys_disk_num
= pd_pg0
.PhysDiskNum
;
7287 handle
= le16_to_cpu(pd_pg0
.DevHandle
);
7288 set_bit(handle
, ioc
->pd_handles
);
7292 pr_info(MPT3SAS_FMT
"search for responding raid volumes: complete\n",
7297 * _scsih_mark_responding_expander - mark a expander as responding
7298 * @ioc: per adapter object
7299 * @sas_address: sas address
7302 * After host reset, find out whether devices are still responding.
7303 * Used in _scsih_remove_unresponsive_expanders.
7308 _scsih_mark_responding_expander(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
,
7311 struct _sas_node
*sas_expander
;
7312 unsigned long flags
;
7315 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
7316 list_for_each_entry(sas_expander
, &ioc
->sas_expander_list
, list
) {
7317 if (sas_expander
->sas_address
!= sas_address
)
7319 sas_expander
->responding
= 1;
7320 if (sas_expander
->handle
== handle
)
7322 pr_info("\texpander(0x%016llx): handle changed" \
7323 " from(0x%04x) to (0x%04x)!!!\n",
7324 (unsigned long long)sas_expander
->sas_address
,
7325 sas_expander
->handle
, handle
);
7326 sas_expander
->handle
= handle
;
7327 for (i
= 0 ; i
< sas_expander
->num_phys
; i
++)
7328 sas_expander
->phy
[i
].handle
= handle
;
7332 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
7336 * _scsih_search_responding_expanders -
7337 * @ioc: per adapter object
7339 * After host reset, find out whether devices are still responding.
7345 _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER
*ioc
)
7347 Mpi2ExpanderPage0_t expander_pg0
;
7348 Mpi2ConfigReply_t mpi_reply
;
7353 pr_info(MPT3SAS_FMT
"search for expanders: start\n", ioc
->name
);
7355 if (list_empty(&ioc
->sas_expander_list
))
7359 while (!(mpt3sas_config_get_expander_pg0(ioc
, &mpi_reply
, &expander_pg0
,
7360 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL
, handle
))) {
7362 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7363 MPI2_IOCSTATUS_MASK
;
7364 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
7367 handle
= le16_to_cpu(expander_pg0
.DevHandle
);
7368 sas_address
= le64_to_cpu(expander_pg0
.SASAddress
);
7369 pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n",
7371 (unsigned long long)sas_address
);
7372 _scsih_mark_responding_expander(ioc
, sas_address
, handle
);
7376 pr_info(MPT3SAS_FMT
"search for expanders: complete\n", ioc
->name
);
7380 * _scsih_remove_unresponding_sas_devices - removing unresponding devices
7381 * @ioc: per adapter object
7386 _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER
*ioc
)
7388 struct _sas_device
*sas_device
, *sas_device_next
;
7389 struct _sas_node
*sas_expander
, *sas_expander_next
;
7390 struct _raid_device
*raid_device
, *raid_device_next
;
7391 struct list_head tmp_list
;
7392 unsigned long flags
;
7395 pr_info(MPT3SAS_FMT
"removing unresponding devices: start\n",
7398 /* removing unresponding end devices */
7399 pr_info(MPT3SAS_FMT
"removing unresponding devices: end-devices\n",
7402 * Iterate, pulling off devices marked as non-responding. We become the
7403 * owner for the reference the list had on any object we prune.
7405 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
7406 list_for_each_entry_safe(sas_device
, sas_device_next
,
7407 &ioc
->sas_device_list
, list
) {
7408 if (!sas_device
->responding
)
7409 list_move_tail(&sas_device
->list
, &head
);
7411 sas_device
->responding
= 0;
7413 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
7416 * Now, uninitialize and remove the unresponding devices we pruned.
7418 list_for_each_entry_safe(sas_device
, sas_device_next
, &head
, list
) {
7419 _scsih_remove_device(ioc
, sas_device
);
7420 list_del_init(&sas_device
->list
);
7421 sas_device_put(sas_device
);
7424 /* removing unresponding volumes */
7425 if (ioc
->ir_firmware
) {
7426 pr_info(MPT3SAS_FMT
"removing unresponding devices: volumes\n",
7428 list_for_each_entry_safe(raid_device
, raid_device_next
,
7429 &ioc
->raid_device_list
, list
) {
7430 if (!raid_device
->responding
)
7431 _scsih_sas_volume_delete(ioc
,
7432 raid_device
->handle
);
7434 raid_device
->responding
= 0;
7438 /* removing unresponding expanders */
7439 pr_info(MPT3SAS_FMT
"removing unresponding devices: expanders\n",
7441 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
7442 INIT_LIST_HEAD(&tmp_list
);
7443 list_for_each_entry_safe(sas_expander
, sas_expander_next
,
7444 &ioc
->sas_expander_list
, list
) {
7445 if (!sas_expander
->responding
)
7446 list_move_tail(&sas_expander
->list
, &tmp_list
);
7448 sas_expander
->responding
= 0;
7450 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
7451 list_for_each_entry_safe(sas_expander
, sas_expander_next
, &tmp_list
,
7453 list_del(&sas_expander
->list
);
7454 _scsih_expander_node_remove(ioc
, sas_expander
);
7457 pr_info(MPT3SAS_FMT
"removing unresponding devices: complete\n",
7460 /* unblock devices */
7461 _scsih_ublock_io_all_device(ioc
);
7465 _scsih_refresh_expander_links(struct MPT3SAS_ADAPTER
*ioc
,
7466 struct _sas_node
*sas_expander
, u16 handle
)
7468 Mpi2ExpanderPage1_t expander_pg1
;
7469 Mpi2ConfigReply_t mpi_reply
;
7472 for (i
= 0 ; i
< sas_expander
->num_phys
; i
++) {
7473 if ((mpt3sas_config_get_expander_pg1(ioc
, &mpi_reply
,
7474 &expander_pg1
, i
, handle
))) {
7475 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
7476 ioc
->name
, __FILE__
, __LINE__
, __func__
);
7480 mpt3sas_transport_update_links(ioc
, sas_expander
->sas_address
,
7481 le16_to_cpu(expander_pg1
.AttachedDevHandle
), i
,
7482 expander_pg1
.NegotiatedLinkRate
>> 4);
7487 * _scsih_scan_for_devices_after_reset - scan for devices after host reset
7488 * @ioc: per adapter object
7493 _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER
*ioc
)
7495 Mpi2ExpanderPage0_t expander_pg0
;
7496 Mpi2SasDevicePage0_t sas_device_pg0
;
7497 Mpi2RaidVolPage1_t volume_pg1
;
7498 Mpi2RaidVolPage0_t volume_pg0
;
7499 Mpi2RaidPhysDiskPage0_t pd_pg0
;
7500 Mpi2EventIrConfigElement_t element
;
7501 Mpi2ConfigReply_t mpi_reply
;
7504 u16 handle
, parent_handle
;
7506 struct _sas_device
*sas_device
;
7507 struct _sas_node
*expander_device
;
7508 static struct _raid_device
*raid_device
;
7510 unsigned long flags
;
7512 pr_info(MPT3SAS_FMT
"scan devices: start\n", ioc
->name
);
7514 _scsih_sas_host_refresh(ioc
);
7516 pr_info(MPT3SAS_FMT
"\tscan devices: expanders start\n", ioc
->name
);
7520 while (!(mpt3sas_config_get_expander_pg0(ioc
, &mpi_reply
, &expander_pg0
,
7521 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL
, handle
))) {
7522 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7523 MPI2_IOCSTATUS_MASK
;
7524 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7525 pr_info(MPT3SAS_FMT
"\tbreak from expander scan: " \
7526 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7527 ioc
->name
, ioc_status
,
7528 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7531 handle
= le16_to_cpu(expander_pg0
.DevHandle
);
7532 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
7533 expander_device
= mpt3sas_scsih_expander_find_by_sas_address(
7534 ioc
, le64_to_cpu(expander_pg0
.SASAddress
));
7535 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
7536 if (expander_device
)
7537 _scsih_refresh_expander_links(ioc
, expander_device
,
7540 pr_info(MPT3SAS_FMT
"\tBEFORE adding expander: " \
7541 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7542 handle
, (unsigned long long)
7543 le64_to_cpu(expander_pg0
.SASAddress
));
7544 _scsih_expander_add(ioc
, handle
);
7545 pr_info(MPT3SAS_FMT
"\tAFTER adding expander: " \
7546 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7547 handle
, (unsigned long long)
7548 le64_to_cpu(expander_pg0
.SASAddress
));
7552 pr_info(MPT3SAS_FMT
"\tscan devices: expanders complete\n",
7555 if (!ioc
->ir_firmware
)
7558 pr_info(MPT3SAS_FMT
"\tscan devices: phys disk start\n", ioc
->name
);
7561 phys_disk_num
= 0xFF;
7562 while (!(mpt3sas_config_get_phys_disk_pg0(ioc
, &mpi_reply
,
7563 &pd_pg0
, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM
,
7565 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7566 MPI2_IOCSTATUS_MASK
;
7567 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7568 pr_info(MPT3SAS_FMT
"\tbreak from phys disk scan: "\
7569 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7570 ioc
->name
, ioc_status
,
7571 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7574 phys_disk_num
= pd_pg0
.PhysDiskNum
;
7575 handle
= le16_to_cpu(pd_pg0
.DevHandle
);
7576 sas_device
= mpt3sas_get_sdev_by_handle(ioc
, handle
);
7578 sas_device_put(sas_device
);
7581 if (mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
7582 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
,
7585 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7586 MPI2_IOCSTATUS_MASK
;
7587 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7588 pr_info(MPT3SAS_FMT
"\tbreak from phys disk scan " \
7589 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7590 ioc
->name
, ioc_status
,
7591 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7594 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
7595 if (!_scsih_get_sas_address(ioc
, parent_handle
,
7597 pr_info(MPT3SAS_FMT
"\tBEFORE adding phys disk: " \
7598 " handle (0x%04x), sas_addr(0x%016llx)\n",
7599 ioc
->name
, handle
, (unsigned long long)
7600 le64_to_cpu(sas_device_pg0
.SASAddress
));
7601 mpt3sas_transport_update_links(ioc
, sas_address
,
7602 handle
, sas_device_pg0
.PhyNum
,
7603 MPI2_SAS_NEG_LINK_RATE_1_5
);
7604 set_bit(handle
, ioc
->pd_handles
);
7606 /* This will retry adding the end device.
7607 * _scsih_add_device() will decide on retries and
7608 * return "1" when it should be retried
7610 while (_scsih_add_device(ioc
, handle
, retry_count
++,
7614 pr_info(MPT3SAS_FMT
"\tAFTER adding phys disk: " \
7615 " handle (0x%04x), sas_addr(0x%016llx)\n",
7616 ioc
->name
, handle
, (unsigned long long)
7617 le64_to_cpu(sas_device_pg0
.SASAddress
));
7621 pr_info(MPT3SAS_FMT
"\tscan devices: phys disk complete\n",
7624 pr_info(MPT3SAS_FMT
"\tscan devices: volumes start\n", ioc
->name
);
7628 while (!(mpt3sas_config_get_raid_volume_pg1(ioc
, &mpi_reply
,
7629 &volume_pg1
, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE
, handle
))) {
7630 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7631 MPI2_IOCSTATUS_MASK
;
7632 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7633 pr_info(MPT3SAS_FMT
"\tbreak from volume scan: " \
7634 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7635 ioc
->name
, ioc_status
,
7636 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7639 handle
= le16_to_cpu(volume_pg1
.DevHandle
);
7640 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
7641 raid_device
= _scsih_raid_device_find_by_wwid(ioc
,
7642 le64_to_cpu(volume_pg1
.WWID
));
7643 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7646 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
,
7647 &volume_pg0
, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
7648 sizeof(Mpi2RaidVolPage0_t
)))
7650 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7651 MPI2_IOCSTATUS_MASK
;
7652 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7653 pr_info(MPT3SAS_FMT
"\tbreak from volume scan: " \
7654 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7655 ioc
->name
, ioc_status
,
7656 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7659 if (volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_OPTIMAL
||
7660 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_ONLINE
||
7661 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_DEGRADED
) {
7662 memset(&element
, 0, sizeof(Mpi2EventIrConfigElement_t
));
7663 element
.ReasonCode
= MPI2_EVENT_IR_CHANGE_RC_ADDED
;
7664 element
.VolDevHandle
= volume_pg1
.DevHandle
;
7666 "\tBEFORE adding volume: handle (0x%04x)\n",
7667 ioc
->name
, volume_pg1
.DevHandle
);
7668 _scsih_sas_volume_add(ioc
, &element
);
7670 "\tAFTER adding volume: handle (0x%04x)\n",
7671 ioc
->name
, volume_pg1
.DevHandle
);
7675 pr_info(MPT3SAS_FMT
"\tscan devices: volumes complete\n",
7680 pr_info(MPT3SAS_FMT
"\tscan devices: end devices start\n",
7685 while (!(mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
7686 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE
,
7688 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7689 MPI2_IOCSTATUS_MASK
;
7690 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7691 pr_info(MPT3SAS_FMT
"\tbreak from end device scan:"\
7692 " ioc_status(0x%04x), loginfo(0x%08x)\n",
7693 ioc
->name
, ioc_status
,
7694 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7697 handle
= le16_to_cpu(sas_device_pg0
.DevHandle
);
7698 if (!(_scsih_is_end_device(
7699 le32_to_cpu(sas_device_pg0
.DeviceInfo
))))
7701 sas_device
= mpt3sas_get_sdev_by_addr(ioc
,
7702 le64_to_cpu(sas_device_pg0
.SASAddress
));
7704 sas_device_put(sas_device
);
7707 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
7708 if (!_scsih_get_sas_address(ioc
, parent_handle
, &sas_address
)) {
7709 pr_info(MPT3SAS_FMT
"\tBEFORE adding end device: " \
7710 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7711 handle
, (unsigned long long)
7712 le64_to_cpu(sas_device_pg0
.SASAddress
));
7713 mpt3sas_transport_update_links(ioc
, sas_address
, handle
,
7714 sas_device_pg0
.PhyNum
, MPI2_SAS_NEG_LINK_RATE_1_5
);
7716 /* This will retry adding the end device.
7717 * _scsih_add_device() will decide on retries and
7718 * return "1" when it should be retried
7720 while (_scsih_add_device(ioc
, handle
, retry_count
++,
7724 pr_info(MPT3SAS_FMT
"\tAFTER adding end device: " \
7725 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7726 handle
, (unsigned long long)
7727 le64_to_cpu(sas_device_pg0
.SASAddress
));
7730 pr_info(MPT3SAS_FMT
"\tscan devices: end devices complete\n",
7733 pr_info(MPT3SAS_FMT
"scan devices: complete\n", ioc
->name
);
7736 * mpt3sas_scsih_reset_handler - reset callback handler (for scsih)
7737 * @ioc: per adapter object
7738 * @reset_phase: phase
7740 * The handler for doing any required cleanup or initialization.
7742 * The reset phase can be MPT3_IOC_PRE_RESET, MPT3_IOC_AFTER_RESET,
7743 * MPT3_IOC_DONE_RESET
7748 mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER
*ioc
, int reset_phase
)
7750 switch (reset_phase
) {
7751 case MPT3_IOC_PRE_RESET
:
7752 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
7753 "%s: MPT3_IOC_PRE_RESET\n", ioc
->name
, __func__
));
7755 case MPT3_IOC_AFTER_RESET
:
7756 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
7757 "%s: MPT3_IOC_AFTER_RESET\n", ioc
->name
, __func__
));
7758 if (ioc
->scsih_cmds
.status
& MPT3_CMD_PENDING
) {
7759 ioc
->scsih_cmds
.status
|= MPT3_CMD_RESET
;
7760 mpt3sas_base_free_smid(ioc
, ioc
->scsih_cmds
.smid
);
7761 complete(&ioc
->scsih_cmds
.done
);
7763 if (ioc
->tm_cmds
.status
& MPT3_CMD_PENDING
) {
7764 ioc
->tm_cmds
.status
|= MPT3_CMD_RESET
;
7765 mpt3sas_base_free_smid(ioc
, ioc
->tm_cmds
.smid
);
7766 complete(&ioc
->tm_cmds
.done
);
7769 memset(ioc
->pend_os_device_add
, 0, ioc
->pend_os_device_add_sz
);
7770 memset(ioc
->device_remove_in_progress
, 0,
7771 ioc
->device_remove_in_progress_sz
);
7772 _scsih_fw_event_cleanup_queue(ioc
);
7773 _scsih_flush_running_cmds(ioc
);
7775 case MPT3_IOC_DONE_RESET
:
7776 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
7777 "%s: MPT3_IOC_DONE_RESET\n", ioc
->name
, __func__
));
7778 if ((!ioc
->is_driver_loading
) && !(disable_discovery
> 0 &&
7779 !ioc
->sas_hba
.num_phys
)) {
7780 _scsih_prep_device_scan(ioc
);
7781 _scsih_search_responding_sas_devices(ioc
);
7782 _scsih_search_responding_raid_devices(ioc
);
7783 _scsih_search_responding_expanders(ioc
);
7784 _scsih_error_recovery_delete_devices(ioc
);
7791 * _mpt3sas_fw_work - delayed task for processing firmware events
7792 * @ioc: per adapter object
7793 * @fw_event: The fw_event_work object
7799 _mpt3sas_fw_work(struct MPT3SAS_ADAPTER
*ioc
, struct fw_event_work
*fw_event
)
7801 _scsih_fw_event_del_from_list(ioc
, fw_event
);
7803 /* the queue is being flushed so ignore this event */
7804 if (ioc
->remove_host
|| ioc
->pci_error_recovery
) {
7805 fw_event_work_put(fw_event
);
7809 switch (fw_event
->event
) {
7810 case MPT3SAS_PROCESS_TRIGGER_DIAG
:
7811 mpt3sas_process_trigger_data(ioc
,
7812 (struct SL_WH_TRIGGERS_EVENT_DATA_T
*)
7813 fw_event
->event_data
);
7815 case MPT3SAS_REMOVE_UNRESPONDING_DEVICES
:
7816 while (scsi_host_in_recovery(ioc
->shost
) ||
7817 ioc
->shost_recovery
) {
7819 * If we're unloading, bail. Otherwise, this can become
7822 if (ioc
->remove_host
)
7826 _scsih_remove_unresponding_sas_devices(ioc
);
7827 _scsih_scan_for_devices_after_reset(ioc
);
7829 case MPT3SAS_PORT_ENABLE_COMPLETE
:
7830 ioc
->start_scan
= 0;
7831 if (missing_delay
[0] != -1 && missing_delay
[1] != -1)
7832 mpt3sas_base_update_missing_delay(ioc
, missing_delay
[0],
7834 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
7835 "port enable: complete from worker thread\n",
7838 case MPT3SAS_TURN_ON_PFA_LED
:
7839 _scsih_turn_on_pfa_led(ioc
, fw_event
->device_handle
);
7841 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST
:
7842 _scsih_sas_topology_change_event(ioc
, fw_event
);
7844 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE
:
7845 _scsih_sas_device_status_change_event(ioc
, fw_event
);
7847 case MPI2_EVENT_SAS_DISCOVERY
:
7848 _scsih_sas_discovery_event(ioc
, fw_event
);
7850 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE
:
7851 _scsih_sas_broadcast_primitive_event(ioc
, fw_event
);
7853 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE
:
7854 _scsih_sas_enclosure_dev_status_change_event(ioc
,
7857 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST
:
7858 _scsih_sas_ir_config_change_event(ioc
, fw_event
);
7860 case MPI2_EVENT_IR_VOLUME
:
7861 _scsih_sas_ir_volume_event(ioc
, fw_event
);
7863 case MPI2_EVENT_IR_PHYSICAL_DISK
:
7864 _scsih_sas_ir_physical_disk_event(ioc
, fw_event
);
7866 case MPI2_EVENT_IR_OPERATION_STATUS
:
7867 _scsih_sas_ir_operation_status_event(ioc
, fw_event
);
7871 fw_event_work_put(fw_event
);
7875 * _firmware_event_work
7876 * @ioc: per adapter object
7877 * @work: The fw_event_work object
7880 * wrappers for the work thread handling firmware events
7886 _firmware_event_work(struct work_struct
*work
)
7888 struct fw_event_work
*fw_event
= container_of(work
,
7889 struct fw_event_work
, work
);
7891 _mpt3sas_fw_work(fw_event
->ioc
, fw_event
);
7895 * mpt3sas_scsih_event_callback - firmware event handler (called at ISR time)
7896 * @ioc: per adapter object
7897 * @msix_index: MSIX table index supplied by the OS
7898 * @reply: reply message frame(lower 32bit addr)
7899 * Context: interrupt.
7901 * This function merely adds a new work task into ioc->firmware_event_thread.
7902 * The tasks are worked from _firmware_event_work in user context.
7904 * Return 1 meaning mf should be freed from _base_interrupt
7905 * 0 means the mf is freed from this function.
7908 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER
*ioc
, u8 msix_index
,
7911 struct fw_event_work
*fw_event
;
7912 Mpi2EventNotificationReply_t
*mpi_reply
;
7915 Mpi26EventDataActiveCableExcept_t
*ActiveCableEventData
;
7917 /* events turned off due to host reset or driver unloading */
7918 if (ioc
->remove_host
|| ioc
->pci_error_recovery
)
7921 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
7923 if (unlikely(!mpi_reply
)) {
7924 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
7925 ioc
->name
, __FILE__
, __LINE__
, __func__
);
7929 event
= le16_to_cpu(mpi_reply
->Event
);
7931 if (event
!= MPI2_EVENT_LOG_ENTRY_ADDED
)
7932 mpt3sas_trigger_event(ioc
, event
, 0);
7936 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE
:
7938 Mpi2EventDataSasBroadcastPrimitive_t
*baen_data
=
7939 (Mpi2EventDataSasBroadcastPrimitive_t
*)
7940 mpi_reply
->EventData
;
7942 if (baen_data
->Primitive
!=
7943 MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT
)
7946 if (ioc
->broadcast_aen_busy
) {
7947 ioc
->broadcast_aen_pending
++;
7950 ioc
->broadcast_aen_busy
= 1;
7954 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST
:
7955 _scsih_check_topo_delete_events(ioc
,
7956 (Mpi2EventDataSasTopologyChangeList_t
*)
7957 mpi_reply
->EventData
);
7959 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST
:
7960 _scsih_check_ir_config_unhide_events(ioc
,
7961 (Mpi2EventDataIrConfigChangeList_t
*)
7962 mpi_reply
->EventData
);
7964 case MPI2_EVENT_IR_VOLUME
:
7965 _scsih_check_volume_delete_events(ioc
,
7966 (Mpi2EventDataIrVolume_t
*)
7967 mpi_reply
->EventData
);
7969 case MPI2_EVENT_LOG_ENTRY_ADDED
:
7971 Mpi2EventDataLogEntryAdded_t
*log_entry
;
7974 if (!ioc
->is_warpdrive
)
7977 log_entry
= (Mpi2EventDataLogEntryAdded_t
*)
7978 mpi_reply
->EventData
;
7979 log_code
= (u32
*)log_entry
->LogData
;
7981 if (le16_to_cpu(log_entry
->LogEntryQualifier
)
7982 != MPT2_WARPDRIVE_LOGENTRY
)
7985 switch (le32_to_cpu(*log_code
)) {
7986 case MPT2_WARPDRIVE_LC_SSDT
:
7987 pr_warn(MPT3SAS_FMT
"WarpDrive Warning: "
7988 "IO Throttling has occurred in the WarpDrive "
7989 "subsystem. Check WarpDrive documentation for "
7990 "additional details.\n", ioc
->name
);
7992 case MPT2_WARPDRIVE_LC_SSDLW
:
7993 pr_warn(MPT3SAS_FMT
"WarpDrive Warning: "
7994 "Program/Erase Cycles for the WarpDrive subsystem "
7995 "in degraded range. Check WarpDrive documentation "
7996 "for additional details.\n", ioc
->name
);
7998 case MPT2_WARPDRIVE_LC_SSDLF
:
7999 pr_err(MPT3SAS_FMT
"WarpDrive Fatal Error: "
8000 "There are no Program/Erase Cycles for the "
8001 "WarpDrive subsystem. The storage device will be "
8002 "in read-only mode. Check WarpDrive documentation "
8003 "for additional details.\n", ioc
->name
);
8005 case MPT2_WARPDRIVE_LC_BRMF
:
8006 pr_err(MPT3SAS_FMT
"WarpDrive Fatal Error: "
8007 "The Backup Rail Monitor has failed on the "
8008 "WarpDrive subsystem. Check WarpDrive "
8009 "documentation for additional details.\n",
8016 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE
:
8017 case MPI2_EVENT_IR_OPERATION_STATUS
:
8018 case MPI2_EVENT_SAS_DISCOVERY
:
8019 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE
:
8020 case MPI2_EVENT_IR_PHYSICAL_DISK
:
8023 case MPI2_EVENT_TEMP_THRESHOLD
:
8024 _scsih_temp_threshold_events(ioc
,
8025 (Mpi2EventDataTemperature_t
*)
8026 mpi_reply
->EventData
);
8028 case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION
:
8029 ActiveCableEventData
=
8030 (Mpi26EventDataActiveCableExcept_t
*) mpi_reply
->EventData
;
8031 if (ActiveCableEventData
->ReasonCode
==
8032 MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER
) {
8033 pr_info(MPT3SAS_FMT
"Currently an active cable with ReceptacleID %d",
8034 ioc
->name
, ActiveCableEventData
->ReceptacleID
);
8035 pr_info("cannot be powered and devices connected to this active cable");
8036 pr_info("will not be seen. This active cable");
8037 pr_info("requires %d mW of power",
8038 ActiveCableEventData
->ActiveCablePowerRequirement
);
8042 default: /* ignore the rest */
8046 sz
= le16_to_cpu(mpi_reply
->EventDataLength
) * 4;
8047 fw_event
= alloc_fw_event_work(sz
);
8049 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8050 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8054 memcpy(fw_event
->event_data
, mpi_reply
->EventData
, sz
);
8055 fw_event
->ioc
= ioc
;
8056 fw_event
->VF_ID
= mpi_reply
->VF_ID
;
8057 fw_event
->VP_ID
= mpi_reply
->VP_ID
;
8058 fw_event
->event
= event
;
8059 _scsih_fw_event_add(ioc
, fw_event
);
8060 fw_event_work_put(fw_event
);
8065 * _scsih_expander_node_remove - removing expander device from list.
8066 * @ioc: per adapter object
8067 * @sas_expander: the sas_device object
8068 * Context: Calling function should acquire ioc->sas_node_lock.
8070 * Removing object and freeing associated memory from the
8071 * ioc->sas_expander_list.
8076 _scsih_expander_node_remove(struct MPT3SAS_ADAPTER
*ioc
,
8077 struct _sas_node
*sas_expander
)
8079 struct _sas_port
*mpt3sas_port
, *next
;
8081 /* remove sibling ports attached to this expander */
8082 list_for_each_entry_safe(mpt3sas_port
, next
,
8083 &sas_expander
->sas_port_list
, port_list
) {
8084 if (ioc
->shost_recovery
)
8086 if (mpt3sas_port
->remote_identify
.device_type
==
8088 mpt3sas_device_remove_by_sas_address(ioc
,
8089 mpt3sas_port
->remote_identify
.sas_address
);
8090 else if (mpt3sas_port
->remote_identify
.device_type
==
8091 SAS_EDGE_EXPANDER_DEVICE
||
8092 mpt3sas_port
->remote_identify
.device_type
==
8093 SAS_FANOUT_EXPANDER_DEVICE
)
8094 mpt3sas_expander_remove(ioc
,
8095 mpt3sas_port
->remote_identify
.sas_address
);
8098 mpt3sas_transport_port_remove(ioc
, sas_expander
->sas_address
,
8099 sas_expander
->sas_address_parent
);
8102 "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n",
8104 sas_expander
->handle
, (unsigned long long)
8105 sas_expander
->sas_address
);
8107 kfree(sas_expander
->phy
);
8108 kfree(sas_expander
);
8112 * _scsih_ir_shutdown - IR shutdown notification
8113 * @ioc: per adapter object
8115 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that
8116 * the host system is shutting down.
8121 _scsih_ir_shutdown(struct MPT3SAS_ADAPTER
*ioc
)
8123 Mpi2RaidActionRequest_t
*mpi_request
;
8124 Mpi2RaidActionReply_t
*mpi_reply
;
8127 /* is IR firmware build loaded ? */
8128 if (!ioc
->ir_firmware
)
8131 /* are there any volumes ? */
8132 if (list_empty(&ioc
->raid_device_list
))
8135 mutex_lock(&ioc
->scsih_cmds
.mutex
);
8137 if (ioc
->scsih_cmds
.status
!= MPT3_CMD_NOT_USED
) {
8138 pr_err(MPT3SAS_FMT
"%s: scsih_cmd in use\n",
8139 ioc
->name
, __func__
);
8142 ioc
->scsih_cmds
.status
= MPT3_CMD_PENDING
;
8144 smid
= mpt3sas_base_get_smid(ioc
, ioc
->scsih_cb_idx
);
8146 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
8147 ioc
->name
, __func__
);
8148 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
8152 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
8153 ioc
->scsih_cmds
.smid
= smid
;
8154 memset(mpi_request
, 0, sizeof(Mpi2RaidActionRequest_t
));
8156 mpi_request
->Function
= MPI2_FUNCTION_RAID_ACTION
;
8157 mpi_request
->Action
= MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED
;
8159 if (!ioc
->hide_ir_msg
)
8160 pr_info(MPT3SAS_FMT
"IR shutdown (sending)\n", ioc
->name
);
8161 init_completion(&ioc
->scsih_cmds
.done
);
8162 ioc
->put_smid_default(ioc
, smid
);
8163 wait_for_completion_timeout(&ioc
->scsih_cmds
.done
, 10*HZ
);
8165 if (!(ioc
->scsih_cmds
.status
& MPT3_CMD_COMPLETE
)) {
8166 pr_err(MPT3SAS_FMT
"%s: timeout\n",
8167 ioc
->name
, __func__
);
8171 if (ioc
->scsih_cmds
.status
& MPT3_CMD_REPLY_VALID
) {
8172 mpi_reply
= ioc
->scsih_cmds
.reply
;
8173 if (!ioc
->hide_ir_msg
)
8174 pr_info(MPT3SAS_FMT
"IR shutdown "
8175 "(complete): ioc_status(0x%04x), loginfo(0x%08x)\n",
8176 ioc
->name
, le16_to_cpu(mpi_reply
->IOCStatus
),
8177 le32_to_cpu(mpi_reply
->IOCLogInfo
));
8181 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
8182 mutex_unlock(&ioc
->scsih_cmds
.mutex
);
8186 * scsih_remove - detach and remove add host
8187 * @pdev: PCI device struct
8189 * Routine called when unloading the driver.
8192 static void scsih_remove(struct pci_dev
*pdev
)
8194 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8195 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8196 struct _sas_port
*mpt3sas_port
, *next_port
;
8197 struct _raid_device
*raid_device
, *next
;
8198 struct MPT3SAS_TARGET
*sas_target_priv_data
;
8199 struct workqueue_struct
*wq
;
8200 unsigned long flags
;
8202 ioc
->remove_host
= 1;
8203 _scsih_fw_event_cleanup_queue(ioc
);
8205 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
8206 wq
= ioc
->firmware_event_thread
;
8207 ioc
->firmware_event_thread
= NULL
;
8208 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
8210 destroy_workqueue(wq
);
8212 /* release all the volumes */
8213 _scsih_ir_shutdown(ioc
);
8214 list_for_each_entry_safe(raid_device
, next
, &ioc
->raid_device_list
,
8216 if (raid_device
->starget
) {
8217 sas_target_priv_data
=
8218 raid_device
->starget
->hostdata
;
8219 sas_target_priv_data
->deleted
= 1;
8220 scsi_remove_target(&raid_device
->starget
->dev
);
8222 pr_info(MPT3SAS_FMT
"removing handle(0x%04x), wwid(0x%016llx)\n",
8223 ioc
->name
, raid_device
->handle
,
8224 (unsigned long long) raid_device
->wwid
);
8225 _scsih_raid_device_remove(ioc
, raid_device
);
8228 /* free ports attached to the sas_host */
8229 list_for_each_entry_safe(mpt3sas_port
, next_port
,
8230 &ioc
->sas_hba
.sas_port_list
, port_list
) {
8231 if (mpt3sas_port
->remote_identify
.device_type
==
8233 mpt3sas_device_remove_by_sas_address(ioc
,
8234 mpt3sas_port
->remote_identify
.sas_address
);
8235 else if (mpt3sas_port
->remote_identify
.device_type
==
8236 SAS_EDGE_EXPANDER_DEVICE
||
8237 mpt3sas_port
->remote_identify
.device_type
==
8238 SAS_FANOUT_EXPANDER_DEVICE
)
8239 mpt3sas_expander_remove(ioc
,
8240 mpt3sas_port
->remote_identify
.sas_address
);
8243 /* free phys attached to the sas_host */
8244 if (ioc
->sas_hba
.num_phys
) {
8245 kfree(ioc
->sas_hba
.phy
);
8246 ioc
->sas_hba
.phy
= NULL
;
8247 ioc
->sas_hba
.num_phys
= 0;
8250 sas_remove_host(shost
);
8251 scsi_remove_host(shost
);
8252 mpt3sas_base_detach(ioc
);
8253 spin_lock(&gioc_lock
);
8254 list_del(&ioc
->list
);
8255 spin_unlock(&gioc_lock
);
8256 scsi_host_put(shost
);
8260 * scsih_shutdown - routine call during system shutdown
8261 * @pdev: PCI device struct
8266 scsih_shutdown(struct pci_dev
*pdev
)
8268 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8269 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8270 struct workqueue_struct
*wq
;
8271 unsigned long flags
;
8273 ioc
->remove_host
= 1;
8274 _scsih_fw_event_cleanup_queue(ioc
);
8276 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
8277 wq
= ioc
->firmware_event_thread
;
8278 ioc
->firmware_event_thread
= NULL
;
8279 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
8281 destroy_workqueue(wq
);
8283 _scsih_ir_shutdown(ioc
);
8284 mpt3sas_base_detach(ioc
);
8289 * _scsih_probe_boot_devices - reports 1st device
8290 * @ioc: per adapter object
8292 * If specified in bios page 2, this routine reports the 1st
8293 * device scsi-ml or sas transport for persistent boot device
8294 * purposes. Please refer to function _scsih_determine_boot_device()
8297 _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER
*ioc
)
8301 struct _sas_device
*sas_device
;
8302 struct _raid_device
*raid_device
;
8304 u64 sas_address_parent
;
8306 unsigned long flags
;
8309 /* no Bios, return immediately */
8310 if (!ioc
->bios_pg3
.BiosVersion
)
8315 if (ioc
->req_boot_device
.device
) {
8316 device
= ioc
->req_boot_device
.device
;
8317 is_raid
= ioc
->req_boot_device
.is_raid
;
8318 } else if (ioc
->req_alt_boot_device
.device
) {
8319 device
= ioc
->req_alt_boot_device
.device
;
8320 is_raid
= ioc
->req_alt_boot_device
.is_raid
;
8321 } else if (ioc
->current_boot_device
.device
) {
8322 device
= ioc
->current_boot_device
.device
;
8323 is_raid
= ioc
->current_boot_device
.is_raid
;
8330 raid_device
= device
;
8331 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
8332 raid_device
->id
, 0);
8334 _scsih_raid_device_remove(ioc
, raid_device
);
8336 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
8337 sas_device
= device
;
8338 handle
= sas_device
->handle
;
8339 sas_address_parent
= sas_device
->sas_address_parent
;
8340 sas_address
= sas_device
->sas_address
;
8341 list_move_tail(&sas_device
->list
, &ioc
->sas_device_list
);
8342 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
8344 if (ioc
->hide_drives
)
8346 if (!mpt3sas_transport_port_add(ioc
, handle
,
8347 sas_address_parent
)) {
8348 _scsih_sas_device_remove(ioc
, sas_device
);
8349 } else if (!sas_device
->starget
) {
8350 if (!ioc
->is_driver_loading
) {
8351 mpt3sas_transport_port_remove(ioc
,
8353 sas_address_parent
);
8354 _scsih_sas_device_remove(ioc
, sas_device
);
8361 * _scsih_probe_raid - reporting raid volumes to scsi-ml
8362 * @ioc: per adapter object
8364 * Called during initial loading of the driver.
8367 _scsih_probe_raid(struct MPT3SAS_ADAPTER
*ioc
)
8369 struct _raid_device
*raid_device
, *raid_next
;
8372 list_for_each_entry_safe(raid_device
, raid_next
,
8373 &ioc
->raid_device_list
, list
) {
8374 if (raid_device
->starget
)
8376 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
8377 raid_device
->id
, 0);
8379 _scsih_raid_device_remove(ioc
, raid_device
);
8383 static struct _sas_device
*get_next_sas_device(struct MPT3SAS_ADAPTER
*ioc
)
8385 struct _sas_device
*sas_device
= NULL
;
8386 unsigned long flags
;
8388 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
8389 if (!list_empty(&ioc
->sas_device_init_list
)) {
8390 sas_device
= list_first_entry(&ioc
->sas_device_init_list
,
8391 struct _sas_device
, list
);
8392 sas_device_get(sas_device
);
8394 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
8399 static void sas_device_make_active(struct MPT3SAS_ADAPTER
*ioc
,
8400 struct _sas_device
*sas_device
)
8402 unsigned long flags
;
8404 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
8407 * Since we dropped the lock during the call to port_add(), we need to
8408 * be careful here that somebody else didn't move or delete this item
8409 * while we were busy with other things.
8411 * If it was on the list, we need a put() for the reference the list
8412 * had. Either way, we need a get() for the destination list.
8414 if (!list_empty(&sas_device
->list
)) {
8415 list_del_init(&sas_device
->list
);
8416 sas_device_put(sas_device
);
8419 sas_device_get(sas_device
);
8420 list_add_tail(&sas_device
->list
, &ioc
->sas_device_list
);
8422 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
8426 * _scsih_probe_sas - reporting sas devices to sas transport
8427 * @ioc: per adapter object
8429 * Called during initial loading of the driver.
8432 _scsih_probe_sas(struct MPT3SAS_ADAPTER
*ioc
)
8434 struct _sas_device
*sas_device
;
8436 if (ioc
->hide_drives
)
8439 while ((sas_device
= get_next_sas_device(ioc
))) {
8440 if (!mpt3sas_transport_port_add(ioc
, sas_device
->handle
,
8441 sas_device
->sas_address_parent
)) {
8442 _scsih_sas_device_remove(ioc
, sas_device
);
8443 sas_device_put(sas_device
);
8445 } else if (!sas_device
->starget
) {
8447 * When asyn scanning is enabled, its not possible to
8448 * remove devices while scanning is turned on due to an
8449 * oops in scsi_sysfs_add_sdev()->add_device()->
8450 * sysfs_addrm_start()
8452 if (!ioc
->is_driver_loading
) {
8453 mpt3sas_transport_port_remove(ioc
,
8454 sas_device
->sas_address
,
8455 sas_device
->sas_address_parent
);
8456 _scsih_sas_device_remove(ioc
, sas_device
);
8457 sas_device_put(sas_device
);
8461 sas_device_make_active(ioc
, sas_device
);
8462 sas_device_put(sas_device
);
8467 * _scsih_probe_devices - probing for devices
8468 * @ioc: per adapter object
8470 * Called during initial loading of the driver.
8473 _scsih_probe_devices(struct MPT3SAS_ADAPTER
*ioc
)
8475 u16 volume_mapping_flags
;
8477 if (!(ioc
->facts
.ProtocolFlags
& MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR
))
8478 return; /* return when IOC doesn't support initiator mode */
8480 _scsih_probe_boot_devices(ioc
);
8482 if (ioc
->ir_firmware
) {
8483 volume_mapping_flags
=
8484 le16_to_cpu(ioc
->ioc_pg8
.IRVolumeMappingFlags
) &
8485 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE
;
8486 if (volume_mapping_flags
==
8487 MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING
) {
8488 _scsih_probe_raid(ioc
);
8489 _scsih_probe_sas(ioc
);
8491 _scsih_probe_sas(ioc
);
8492 _scsih_probe_raid(ioc
);
8495 _scsih_probe_sas(ioc
);
8499 * scsih_scan_start - scsi lld callback for .scan_start
8500 * @shost: SCSI host pointer
8502 * The shost has the ability to discover targets on its own instead
8503 * of scanning the entire bus. In our implemention, we will kick off
8504 * firmware discovery.
8507 scsih_scan_start(struct Scsi_Host
*shost
)
8509 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8511 if (diag_buffer_enable
!= -1 && diag_buffer_enable
!= 0)
8512 mpt3sas_enable_diag_buffer(ioc
, diag_buffer_enable
);
8514 if (disable_discovery
> 0)
8517 ioc
->start_scan
= 1;
8518 rc
= mpt3sas_port_enable(ioc
);
8521 pr_info(MPT3SAS_FMT
"port enable: FAILED\n", ioc
->name
);
8525 * scsih_scan_finished - scsi lld callback for .scan_finished
8526 * @shost: SCSI host pointer
8527 * @time: elapsed time of the scan in jiffies
8529 * This function will be called periodicallyn until it returns 1 with the
8530 * scsi_host and the elapsed time of the scan in jiffies. In our implemention,
8531 * we wait for firmware discovery to complete, then return 1.
8534 scsih_scan_finished(struct Scsi_Host
*shost
, unsigned long time
)
8536 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8538 if (disable_discovery
> 0) {
8539 ioc
->is_driver_loading
= 0;
8540 ioc
->wait_for_discovery_to_complete
= 0;
8544 if (time
>= (300 * HZ
)) {
8545 ioc
->base_cmds
.status
= MPT3_CMD_NOT_USED
;
8547 "port enable: FAILED with timeout (timeout=300s)\n",
8549 ioc
->is_driver_loading
= 0;
8553 if (ioc
->start_scan
)
8556 if (ioc
->start_scan_failed
) {
8558 "port enable: FAILED with (ioc_status=0x%08x)\n",
8559 ioc
->name
, ioc
->start_scan_failed
);
8560 ioc
->is_driver_loading
= 0;
8561 ioc
->wait_for_discovery_to_complete
= 0;
8562 ioc
->remove_host
= 1;
8566 pr_info(MPT3SAS_FMT
"port enable: SUCCESS\n", ioc
->name
);
8567 ioc
->base_cmds
.status
= MPT3_CMD_NOT_USED
;
8569 if (ioc
->wait_for_discovery_to_complete
) {
8570 ioc
->wait_for_discovery_to_complete
= 0;
8571 _scsih_probe_devices(ioc
);
8573 mpt3sas_base_start_watchdog(ioc
);
8574 ioc
->is_driver_loading
= 0;
8578 /* shost template for SAS 2.0 HBA devices */
8579 static struct scsi_host_template mpt2sas_driver_template
= {
8580 .module
= THIS_MODULE
,
8581 .name
= "Fusion MPT SAS Host",
8582 .proc_name
= MPT2SAS_DRIVER_NAME
,
8583 .queuecommand
= scsih_qcmd
,
8584 .target_alloc
= scsih_target_alloc
,
8585 .slave_alloc
= scsih_slave_alloc
,
8586 .slave_configure
= scsih_slave_configure
,
8587 .target_destroy
= scsih_target_destroy
,
8588 .slave_destroy
= scsih_slave_destroy
,
8589 .scan_finished
= scsih_scan_finished
,
8590 .scan_start
= scsih_scan_start
,
8591 .change_queue_depth
= scsih_change_queue_depth
,
8592 .eh_abort_handler
= scsih_abort
,
8593 .eh_device_reset_handler
= scsih_dev_reset
,
8594 .eh_target_reset_handler
= scsih_target_reset
,
8595 .eh_host_reset_handler
= scsih_host_reset
,
8596 .bios_param
= scsih_bios_param
,
8599 .sg_tablesize
= MPT2SAS_SG_DEPTH
,
8600 .max_sectors
= 32767,
8602 .use_clustering
= ENABLE_CLUSTERING
,
8603 .shost_attrs
= mpt3sas_host_attrs
,
8604 .sdev_attrs
= mpt3sas_dev_attrs
,
8605 .track_queue_depth
= 1,
8608 /* raid transport support for SAS 2.0 HBA devices */
8609 static struct raid_function_template mpt2sas_raid_functions
= {
8610 .cookie
= &mpt2sas_driver_template
,
8611 .is_raid
= scsih_is_raid
,
8612 .get_resync
= scsih_get_resync
,
8613 .get_state
= scsih_get_state
,
8616 /* shost template for SAS 3.0 HBA devices */
8617 static struct scsi_host_template mpt3sas_driver_template
= {
8618 .module
= THIS_MODULE
,
8619 .name
= "Fusion MPT SAS Host",
8620 .proc_name
= MPT3SAS_DRIVER_NAME
,
8621 .queuecommand
= scsih_qcmd
,
8622 .target_alloc
= scsih_target_alloc
,
8623 .slave_alloc
= scsih_slave_alloc
,
8624 .slave_configure
= scsih_slave_configure
,
8625 .target_destroy
= scsih_target_destroy
,
8626 .slave_destroy
= scsih_slave_destroy
,
8627 .scan_finished
= scsih_scan_finished
,
8628 .scan_start
= scsih_scan_start
,
8629 .change_queue_depth
= scsih_change_queue_depth
,
8630 .eh_abort_handler
= scsih_abort
,
8631 .eh_device_reset_handler
= scsih_dev_reset
,
8632 .eh_target_reset_handler
= scsih_target_reset
,
8633 .eh_host_reset_handler
= scsih_host_reset
,
8634 .bios_param
= scsih_bios_param
,
8637 .sg_tablesize
= MPT3SAS_SG_DEPTH
,
8638 .max_sectors
= 32767,
8640 .use_clustering
= ENABLE_CLUSTERING
,
8641 .shost_attrs
= mpt3sas_host_attrs
,
8642 .sdev_attrs
= mpt3sas_dev_attrs
,
8643 .track_queue_depth
= 1,
8646 /* raid transport support for SAS 3.0 HBA devices */
8647 static struct raid_function_template mpt3sas_raid_functions
= {
8648 .cookie
= &mpt3sas_driver_template
,
8649 .is_raid
= scsih_is_raid
,
8650 .get_resync
= scsih_get_resync
,
8651 .get_state
= scsih_get_state
,
8655 * _scsih_determine_hba_mpi_version - determine in which MPI version class
8656 * this device belongs to.
8657 * @pdev: PCI device struct
8659 * return MPI2_VERSION for SAS 2.0 HBA devices,
8660 * MPI25_VERSION for SAS 3.0 HBA devices, and
8661 * MPI26 VERSION for Cutlass & Invader SAS 3.0 HBA devices
8664 _scsih_determine_hba_mpi_version(struct pci_dev
*pdev
)
8667 switch (pdev
->device
) {
8668 case MPI2_MFGPAGE_DEVID_SSS6200
:
8669 case MPI2_MFGPAGE_DEVID_SAS2004
:
8670 case MPI2_MFGPAGE_DEVID_SAS2008
:
8671 case MPI2_MFGPAGE_DEVID_SAS2108_1
:
8672 case MPI2_MFGPAGE_DEVID_SAS2108_2
:
8673 case MPI2_MFGPAGE_DEVID_SAS2108_3
:
8674 case MPI2_MFGPAGE_DEVID_SAS2116_1
:
8675 case MPI2_MFGPAGE_DEVID_SAS2116_2
:
8676 case MPI2_MFGPAGE_DEVID_SAS2208_1
:
8677 case MPI2_MFGPAGE_DEVID_SAS2208_2
:
8678 case MPI2_MFGPAGE_DEVID_SAS2208_3
:
8679 case MPI2_MFGPAGE_DEVID_SAS2208_4
:
8680 case MPI2_MFGPAGE_DEVID_SAS2208_5
:
8681 case MPI2_MFGPAGE_DEVID_SAS2208_6
:
8682 case MPI2_MFGPAGE_DEVID_SAS2308_1
:
8683 case MPI2_MFGPAGE_DEVID_SAS2308_2
:
8684 case MPI2_MFGPAGE_DEVID_SAS2308_3
:
8685 return MPI2_VERSION
;
8686 case MPI25_MFGPAGE_DEVID_SAS3004
:
8687 case MPI25_MFGPAGE_DEVID_SAS3008
:
8688 case MPI25_MFGPAGE_DEVID_SAS3108_1
:
8689 case MPI25_MFGPAGE_DEVID_SAS3108_2
:
8690 case MPI25_MFGPAGE_DEVID_SAS3108_5
:
8691 case MPI25_MFGPAGE_DEVID_SAS3108_6
:
8692 return MPI25_VERSION
;
8693 case MPI26_MFGPAGE_DEVID_SAS3216
:
8694 case MPI26_MFGPAGE_DEVID_SAS3224
:
8695 case MPI26_MFGPAGE_DEVID_SAS3316_1
:
8696 case MPI26_MFGPAGE_DEVID_SAS3316_2
:
8697 case MPI26_MFGPAGE_DEVID_SAS3316_3
:
8698 case MPI26_MFGPAGE_DEVID_SAS3316_4
:
8699 case MPI26_MFGPAGE_DEVID_SAS3324_1
:
8700 case MPI26_MFGPAGE_DEVID_SAS3324_2
:
8701 case MPI26_MFGPAGE_DEVID_SAS3324_3
:
8702 case MPI26_MFGPAGE_DEVID_SAS3324_4
:
8703 case MPI26_MFGPAGE_DEVID_SAS3508
:
8704 case MPI26_MFGPAGE_DEVID_SAS3508_1
:
8705 case MPI26_MFGPAGE_DEVID_SAS3408
:
8706 case MPI26_MFGPAGE_DEVID_SAS3516
:
8707 case MPI26_MFGPAGE_DEVID_SAS3516_1
:
8708 case MPI26_MFGPAGE_DEVID_SAS3416
:
8709 return MPI26_VERSION
;
8715 * _scsih_probe - attach and add scsi host
8716 * @pdev: PCI device struct
8717 * @id: pci device id
8719 * Returns 0 success, anything else error.
8722 _scsih_probe(struct pci_dev
*pdev
, const struct pci_device_id
*id
)
8724 struct MPT3SAS_ADAPTER
*ioc
;
8725 struct Scsi_Host
*shost
= NULL
;
8727 u16 hba_mpi_version
;
8729 /* Determine in which MPI version class this pci device belongs */
8730 hba_mpi_version
= _scsih_determine_hba_mpi_version(pdev
);
8731 if (hba_mpi_version
== 0)
8734 /* Enumerate only SAS 2.0 HBA's if hbas_to_enumerate is one,
8735 * for other generation HBA's return with -ENODEV
8737 if ((hbas_to_enumerate
== 1) && (hba_mpi_version
!= MPI2_VERSION
))
8740 /* Enumerate only SAS 3.0 HBA's if hbas_to_enumerate is two,
8741 * for other generation HBA's return with -ENODEV
8743 if ((hbas_to_enumerate
== 2) && (!(hba_mpi_version
== MPI25_VERSION
8744 || hba_mpi_version
== MPI26_VERSION
)))
8747 switch (hba_mpi_version
) {
8749 /* Use mpt2sas driver host template for SAS 2.0 HBA's */
8750 shost
= scsi_host_alloc(&mpt2sas_driver_template
,
8751 sizeof(struct MPT3SAS_ADAPTER
));
8754 ioc
= shost_priv(shost
);
8755 memset(ioc
, 0, sizeof(struct MPT3SAS_ADAPTER
));
8756 ioc
->hba_mpi_version_belonged
= hba_mpi_version
;
8757 ioc
->id
= mpt2_ids
++;
8758 sprintf(ioc
->driver_name
, "%s", MPT2SAS_DRIVER_NAME
);
8759 if (pdev
->device
== MPI2_MFGPAGE_DEVID_SSS6200
) {
8760 ioc
->is_warpdrive
= 1;
8761 ioc
->hide_ir_msg
= 1;
8763 ioc
->mfg_pg10_hide_flag
= MFG_PAGE10_EXPOSE_ALL_DISKS
;
8767 /* Use mpt3sas driver host template for SAS 3.0 HBA's */
8768 shost
= scsi_host_alloc(&mpt3sas_driver_template
,
8769 sizeof(struct MPT3SAS_ADAPTER
));
8772 ioc
= shost_priv(shost
);
8773 memset(ioc
, 0, sizeof(struct MPT3SAS_ADAPTER
));
8774 ioc
->hba_mpi_version_belonged
= hba_mpi_version
;
8775 ioc
->id
= mpt3_ids
++;
8776 sprintf(ioc
->driver_name
, "%s", MPT3SAS_DRIVER_NAME
);
8777 switch (pdev
->device
) {
8778 case MPI26_MFGPAGE_DEVID_SAS3508
:
8779 case MPI26_MFGPAGE_DEVID_SAS3508_1
:
8780 case MPI26_MFGPAGE_DEVID_SAS3408
:
8781 case MPI26_MFGPAGE_DEVID_SAS3516
:
8782 case MPI26_MFGPAGE_DEVID_SAS3516_1
:
8783 case MPI26_MFGPAGE_DEVID_SAS3416
:
8784 ioc
->is_gen35_ioc
= 1;
8787 ioc
->is_gen35_ioc
= 0;
8789 if ((ioc
->hba_mpi_version_belonged
== MPI25_VERSION
&&
8790 pdev
->revision
>= SAS3_PCI_DEVICE_C0_REVISION
) ||
8791 (ioc
->hba_mpi_version_belonged
== MPI26_VERSION
)) {
8792 ioc
->combined_reply_queue
= 1;
8793 if (ioc
->is_gen35_ioc
)
8794 ioc
->combined_reply_index_count
=
8795 MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G35
;
8797 ioc
->combined_reply_index_count
=
8798 MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G3
;
8805 INIT_LIST_HEAD(&ioc
->list
);
8806 spin_lock(&gioc_lock
);
8807 list_add_tail(&ioc
->list
, &mpt3sas_ioc_list
);
8808 spin_unlock(&gioc_lock
);
8811 ioc
->scsi_io_cb_idx
= scsi_io_cb_idx
;
8812 ioc
->tm_cb_idx
= tm_cb_idx
;
8813 ioc
->ctl_cb_idx
= ctl_cb_idx
;
8814 ioc
->base_cb_idx
= base_cb_idx
;
8815 ioc
->port_enable_cb_idx
= port_enable_cb_idx
;
8816 ioc
->transport_cb_idx
= transport_cb_idx
;
8817 ioc
->scsih_cb_idx
= scsih_cb_idx
;
8818 ioc
->config_cb_idx
= config_cb_idx
;
8819 ioc
->tm_tr_cb_idx
= tm_tr_cb_idx
;
8820 ioc
->tm_tr_volume_cb_idx
= tm_tr_volume_cb_idx
;
8821 ioc
->tm_sas_control_cb_idx
= tm_sas_control_cb_idx
;
8822 ioc
->logging_level
= logging_level
;
8823 ioc
->schedule_dead_ioc_flush_running_cmds
= &_scsih_flush_running_cmds
;
8824 /* misc semaphores and spin locks */
8825 mutex_init(&ioc
->reset_in_progress_mutex
);
8826 /* initializing pci_access_mutex lock */
8827 mutex_init(&ioc
->pci_access_mutex
);
8828 spin_lock_init(&ioc
->ioc_reset_in_progress_lock
);
8829 spin_lock_init(&ioc
->scsi_lookup_lock
);
8830 spin_lock_init(&ioc
->sas_device_lock
);
8831 spin_lock_init(&ioc
->sas_node_lock
);
8832 spin_lock_init(&ioc
->fw_event_lock
);
8833 spin_lock_init(&ioc
->raid_device_lock
);
8834 spin_lock_init(&ioc
->diag_trigger_lock
);
8836 INIT_LIST_HEAD(&ioc
->sas_device_list
);
8837 INIT_LIST_HEAD(&ioc
->sas_device_init_list
);
8838 INIT_LIST_HEAD(&ioc
->sas_expander_list
);
8839 INIT_LIST_HEAD(&ioc
->fw_event_list
);
8840 INIT_LIST_HEAD(&ioc
->raid_device_list
);
8841 INIT_LIST_HEAD(&ioc
->sas_hba
.sas_port_list
);
8842 INIT_LIST_HEAD(&ioc
->delayed_tr_list
);
8843 INIT_LIST_HEAD(&ioc
->delayed_sc_list
);
8844 INIT_LIST_HEAD(&ioc
->delayed_event_ack_list
);
8845 INIT_LIST_HEAD(&ioc
->delayed_tr_volume_list
);
8846 INIT_LIST_HEAD(&ioc
->reply_queue_list
);
8848 sprintf(ioc
->name
, "%s_cm%d", ioc
->driver_name
, ioc
->id
);
8850 /* init shost parameters */
8851 shost
->max_cmd_len
= 32;
8852 shost
->max_lun
= max_lun
;
8853 shost
->transportt
= mpt3sas_transport_template
;
8854 shost
->unique_id
= ioc
->id
;
8856 if (max_sectors
!= 0xFFFF) {
8857 if (max_sectors
< 64) {
8858 shost
->max_sectors
= 64;
8859 pr_warn(MPT3SAS_FMT
"Invalid value %d passed " \
8860 "for max_sectors, range is 64 to 32767. Assigning "
8861 "value of 64.\n", ioc
->name
, max_sectors
);
8862 } else if (max_sectors
> 32767) {
8863 shost
->max_sectors
= 32767;
8864 pr_warn(MPT3SAS_FMT
"Invalid value %d passed " \
8865 "for max_sectors, range is 64 to 32767. Assigning "
8866 "default value of 32767.\n", ioc
->name
,
8869 shost
->max_sectors
= max_sectors
& 0xFFFE;
8871 "The max_sectors value is set to %d\n",
8872 ioc
->name
, shost
->max_sectors
);
8876 /* register EEDP capabilities with SCSI layer */
8878 scsi_host_set_prot(shost
, prot_mask
);
8880 scsi_host_set_prot(shost
, SHOST_DIF_TYPE1_PROTECTION
8881 | SHOST_DIF_TYPE2_PROTECTION
8882 | SHOST_DIF_TYPE3_PROTECTION
);
8884 scsi_host_set_guard(shost
, SHOST_DIX_GUARD_CRC
);
8887 snprintf(ioc
->firmware_event_name
, sizeof(ioc
->firmware_event_name
),
8888 "fw_event_%s%d", ioc
->driver_name
, ioc
->id
);
8889 ioc
->firmware_event_thread
= alloc_ordered_workqueue(
8890 ioc
->firmware_event_name
, WQ_MEM_RECLAIM
);
8891 if (!ioc
->firmware_event_thread
) {
8892 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8893 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8895 goto out_thread_fail
;
8898 ioc
->is_driver_loading
= 1;
8899 if ((mpt3sas_base_attach(ioc
))) {
8900 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8901 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8903 goto out_attach_fail
;
8906 if (ioc
->is_warpdrive
) {
8907 if (ioc
->mfg_pg10_hide_flag
== MFG_PAGE10_EXPOSE_ALL_DISKS
)
8908 ioc
->hide_drives
= 0;
8909 else if (ioc
->mfg_pg10_hide_flag
== MFG_PAGE10_HIDE_ALL_DISKS
)
8910 ioc
->hide_drives
= 1;
8912 if (mpt3sas_get_num_volumes(ioc
))
8913 ioc
->hide_drives
= 1;
8915 ioc
->hide_drives
= 0;
8918 ioc
->hide_drives
= 0;
8920 rv
= scsi_add_host(shost
, &pdev
->dev
);
8922 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8923 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8924 goto out_add_shost_fail
;
8927 scsi_scan_host(shost
);
8930 mpt3sas_base_detach(ioc
);
8932 destroy_workqueue(ioc
->firmware_event_thread
);
8934 spin_lock(&gioc_lock
);
8935 list_del(&ioc
->list
);
8936 spin_unlock(&gioc_lock
);
8937 scsi_host_put(shost
);
8943 * scsih_suspend - power management suspend main entry point
8944 * @pdev: PCI device struct
8945 * @state: PM state change to (usually PCI_D3)
8947 * Returns 0 success, anything else error.
8950 scsih_suspend(struct pci_dev
*pdev
, pm_message_t state
)
8952 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8953 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8954 pci_power_t device_state
;
8956 mpt3sas_base_stop_watchdog(ioc
);
8957 flush_scheduled_work();
8958 scsi_block_requests(shost
);
8959 device_state
= pci_choose_state(pdev
, state
);
8961 "pdev=0x%p, slot=%s, entering operating state [D%d]\n",
8962 ioc
->name
, pdev
, pci_name(pdev
), device_state
);
8964 pci_save_state(pdev
);
8965 mpt3sas_base_free_resources(ioc
);
8966 pci_set_power_state(pdev
, device_state
);
8971 * scsih_resume - power management resume main entry point
8972 * @pdev: PCI device struct
8974 * Returns 0 success, anything else error.
8977 scsih_resume(struct pci_dev
*pdev
)
8979 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8980 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8981 pci_power_t device_state
= pdev
->current_state
;
8985 "pdev=0x%p, slot=%s, previous operating state [D%d]\n",
8986 ioc
->name
, pdev
, pci_name(pdev
), device_state
);
8988 pci_set_power_state(pdev
, PCI_D0
);
8989 pci_enable_wake(pdev
, PCI_D0
, 0);
8990 pci_restore_state(pdev
);
8992 r
= mpt3sas_base_map_resources(ioc
);
8996 mpt3sas_base_hard_reset_handler(ioc
, SOFT_RESET
);
8997 scsi_unblock_requests(shost
);
8998 mpt3sas_base_start_watchdog(ioc
);
9001 #endif /* CONFIG_PM */
9004 * scsih_pci_error_detected - Called when a PCI error is detected.
9005 * @pdev: PCI device struct
9006 * @state: PCI channel state
9008 * Description: Called when a PCI error is detected.
9011 * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT
9013 static pci_ers_result_t
9014 scsih_pci_error_detected(struct pci_dev
*pdev
, pci_channel_state_t state
)
9016 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
9017 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
9019 pr_info(MPT3SAS_FMT
"PCI error: detected callback, state(%d)!!\n",
9023 case pci_channel_io_normal
:
9024 return PCI_ERS_RESULT_CAN_RECOVER
;
9025 case pci_channel_io_frozen
:
9026 /* Fatal error, prepare for slot reset */
9027 ioc
->pci_error_recovery
= 1;
9028 scsi_block_requests(ioc
->shost
);
9029 mpt3sas_base_stop_watchdog(ioc
);
9030 mpt3sas_base_free_resources(ioc
);
9031 return PCI_ERS_RESULT_NEED_RESET
;
9032 case pci_channel_io_perm_failure
:
9033 /* Permanent error, prepare for device removal */
9034 ioc
->pci_error_recovery
= 1;
9035 mpt3sas_base_stop_watchdog(ioc
);
9036 _scsih_flush_running_cmds(ioc
);
9037 return PCI_ERS_RESULT_DISCONNECT
;
9039 return PCI_ERS_RESULT_NEED_RESET
;
9043 * scsih_pci_slot_reset - Called when PCI slot has been reset.
9044 * @pdev: PCI device struct
9046 * Description: This routine is called by the pci error recovery
9047 * code after the PCI slot has been reset, just before we
9048 * should resume normal operations.
9050 static pci_ers_result_t
9051 scsih_pci_slot_reset(struct pci_dev
*pdev
)
9053 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
9054 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
9057 pr_info(MPT3SAS_FMT
"PCI error: slot reset callback!!\n",
9060 ioc
->pci_error_recovery
= 0;
9062 pci_restore_state(pdev
);
9063 rc
= mpt3sas_base_map_resources(ioc
);
9065 return PCI_ERS_RESULT_DISCONNECT
;
9067 rc
= mpt3sas_base_hard_reset_handler(ioc
, FORCE_BIG_HAMMER
);
9069 pr_warn(MPT3SAS_FMT
"hard reset: %s\n", ioc
->name
,
9070 (rc
== 0) ? "success" : "failed");
9073 return PCI_ERS_RESULT_RECOVERED
;
9075 return PCI_ERS_RESULT_DISCONNECT
;
9079 * scsih_pci_resume() - resume normal ops after PCI reset
9080 * @pdev: pointer to PCI device
9082 * Called when the error recovery driver tells us that its
9083 * OK to resume normal operation. Use completion to allow
9084 * halted scsi ops to resume.
9087 scsih_pci_resume(struct pci_dev
*pdev
)
9089 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
9090 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
9092 pr_info(MPT3SAS_FMT
"PCI error: resume callback!!\n", ioc
->name
);
9094 pci_cleanup_aer_uncorrect_error_status(pdev
);
9095 mpt3sas_base_start_watchdog(ioc
);
9096 scsi_unblock_requests(ioc
->shost
);
9100 * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers
9101 * @pdev: pointer to PCI device
9103 static pci_ers_result_t
9104 scsih_pci_mmio_enabled(struct pci_dev
*pdev
)
9106 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
9107 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
9109 pr_info(MPT3SAS_FMT
"PCI error: mmio enabled callback!!\n",
9112 /* TODO - dump whatever for debugging purposes */
9114 /* This called only if scsih_pci_error_detected returns
9115 * PCI_ERS_RESULT_CAN_RECOVER. Read/write to the device still
9116 * works, no need to reset slot.
9118 return PCI_ERS_RESULT_RECOVERED
;
9122 * scsih__ncq_prio_supp - Check for NCQ command priority support
9123 * @sdev: scsi device struct
9125 * This is called when a user indicates they would like to enable
9126 * ncq command priorities. This works only on SATA devices.
9128 bool scsih_ncq_prio_supp(struct scsi_device
*sdev
)
9131 bool ncq_prio_supp
= false;
9133 if (!scsi_device_supports_vpd(sdev
))
9134 return ncq_prio_supp
;
9136 buf
= kmalloc(SCSI_VPD_PG_LEN
, GFP_KERNEL
);
9138 return ncq_prio_supp
;
9140 if (!scsi_get_vpd_page(sdev
, 0x89, buf
, SCSI_VPD_PG_LEN
))
9141 ncq_prio_supp
= (buf
[213] >> 4) & 1;
9144 return ncq_prio_supp
;
9147 * The pci device ids are defined in mpi/mpi2_cnfg.h.
9149 static const struct pci_device_id mpt3sas_pci_table
[] = {
9150 /* Spitfire ~ 2004 */
9151 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2004
,
9152 PCI_ANY_ID
, PCI_ANY_ID
},
9154 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2008
,
9155 PCI_ANY_ID
, PCI_ANY_ID
},
9156 /* Liberator ~ 2108 */
9157 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2108_1
,
9158 PCI_ANY_ID
, PCI_ANY_ID
},
9159 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2108_2
,
9160 PCI_ANY_ID
, PCI_ANY_ID
},
9161 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2108_3
,
9162 PCI_ANY_ID
, PCI_ANY_ID
},
9164 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2116_1
,
9165 PCI_ANY_ID
, PCI_ANY_ID
},
9166 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2116_2
,
9167 PCI_ANY_ID
, PCI_ANY_ID
},
9168 /* Thunderbolt ~ 2208 */
9169 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_1
,
9170 PCI_ANY_ID
, PCI_ANY_ID
},
9171 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_2
,
9172 PCI_ANY_ID
, PCI_ANY_ID
},
9173 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_3
,
9174 PCI_ANY_ID
, PCI_ANY_ID
},
9175 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_4
,
9176 PCI_ANY_ID
, PCI_ANY_ID
},
9177 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_5
,
9178 PCI_ANY_ID
, PCI_ANY_ID
},
9179 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2208_6
,
9180 PCI_ANY_ID
, PCI_ANY_ID
},
9181 /* Mustang ~ 2308 */
9182 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2308_1
,
9183 PCI_ANY_ID
, PCI_ANY_ID
},
9184 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2308_2
,
9185 PCI_ANY_ID
, PCI_ANY_ID
},
9186 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SAS2308_3
,
9187 PCI_ANY_ID
, PCI_ANY_ID
},
9189 { MPI2_MFGPAGE_VENDORID_LSI
, MPI2_MFGPAGE_DEVID_SSS6200
,
9190 PCI_ANY_ID
, PCI_ANY_ID
},
9191 /* Fury ~ 3004 and 3008 */
9192 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3004
,
9193 PCI_ANY_ID
, PCI_ANY_ID
},
9194 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3008
,
9195 PCI_ANY_ID
, PCI_ANY_ID
},
9196 /* Invader ~ 3108 */
9197 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3108_1
,
9198 PCI_ANY_ID
, PCI_ANY_ID
},
9199 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3108_2
,
9200 PCI_ANY_ID
, PCI_ANY_ID
},
9201 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3108_5
,
9202 PCI_ANY_ID
, PCI_ANY_ID
},
9203 { MPI2_MFGPAGE_VENDORID_LSI
, MPI25_MFGPAGE_DEVID_SAS3108_6
,
9204 PCI_ANY_ID
, PCI_ANY_ID
},
9205 /* Cutlass ~ 3216 and 3224 */
9206 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3216
,
9207 PCI_ANY_ID
, PCI_ANY_ID
},
9208 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3224
,
9209 PCI_ANY_ID
, PCI_ANY_ID
},
9210 /* Intruder ~ 3316 and 3324 */
9211 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3316_1
,
9212 PCI_ANY_ID
, PCI_ANY_ID
},
9213 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3316_2
,
9214 PCI_ANY_ID
, PCI_ANY_ID
},
9215 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3316_3
,
9216 PCI_ANY_ID
, PCI_ANY_ID
},
9217 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3316_4
,
9218 PCI_ANY_ID
, PCI_ANY_ID
},
9219 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3324_1
,
9220 PCI_ANY_ID
, PCI_ANY_ID
},
9221 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3324_2
,
9222 PCI_ANY_ID
, PCI_ANY_ID
},
9223 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3324_3
,
9224 PCI_ANY_ID
, PCI_ANY_ID
},
9225 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3324_4
,
9226 PCI_ANY_ID
, PCI_ANY_ID
},
9227 /* Ventura, Crusader, Harpoon & Tomcat ~ 3516, 3416, 3508 & 3408*/
9228 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3508
,
9229 PCI_ANY_ID
, PCI_ANY_ID
},
9230 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3508_1
,
9231 PCI_ANY_ID
, PCI_ANY_ID
},
9232 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3408
,
9233 PCI_ANY_ID
, PCI_ANY_ID
},
9234 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3516
,
9235 PCI_ANY_ID
, PCI_ANY_ID
},
9236 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3516_1
,
9237 PCI_ANY_ID
, PCI_ANY_ID
},
9238 { MPI2_MFGPAGE_VENDORID_LSI
, MPI26_MFGPAGE_DEVID_SAS3416
,
9239 PCI_ANY_ID
, PCI_ANY_ID
},
9240 {0} /* Terminating entry */
9242 MODULE_DEVICE_TABLE(pci
, mpt3sas_pci_table
);
9244 static struct pci_error_handlers _mpt3sas_err_handler
= {
9245 .error_detected
= scsih_pci_error_detected
,
9246 .mmio_enabled
= scsih_pci_mmio_enabled
,
9247 .slot_reset
= scsih_pci_slot_reset
,
9248 .resume
= scsih_pci_resume
,
9251 static struct pci_driver mpt3sas_driver
= {
9252 .name
= MPT3SAS_DRIVER_NAME
,
9253 .id_table
= mpt3sas_pci_table
,
9254 .probe
= _scsih_probe
,
9255 .remove
= scsih_remove
,
9256 .shutdown
= scsih_shutdown
,
9257 .err_handler
= &_mpt3sas_err_handler
,
9259 .suspend
= scsih_suspend
,
9260 .resume
= scsih_resume
,
9265 * scsih_init - main entry point for this driver.
9267 * Returns 0 success, anything else error.
9275 mpt3sas_base_initialize_callback_handler();
9277 /* queuecommand callback hander */
9278 scsi_io_cb_idx
= mpt3sas_base_register_callback_handler(_scsih_io_done
);
9280 /* task management callback handler */
9281 tm_cb_idx
= mpt3sas_base_register_callback_handler(_scsih_tm_done
);
9283 /* base internal commands callback handler */
9284 base_cb_idx
= mpt3sas_base_register_callback_handler(mpt3sas_base_done
);
9285 port_enable_cb_idx
= mpt3sas_base_register_callback_handler(
9286 mpt3sas_port_enable_done
);
9288 /* transport internal commands callback handler */
9289 transport_cb_idx
= mpt3sas_base_register_callback_handler(
9290 mpt3sas_transport_done
);
9292 /* scsih internal commands callback handler */
9293 scsih_cb_idx
= mpt3sas_base_register_callback_handler(_scsih_done
);
9295 /* configuration page API internal commands callback handler */
9296 config_cb_idx
= mpt3sas_base_register_callback_handler(
9297 mpt3sas_config_done
);
9299 /* ctl module callback handler */
9300 ctl_cb_idx
= mpt3sas_base_register_callback_handler(mpt3sas_ctl_done
);
9302 tm_tr_cb_idx
= mpt3sas_base_register_callback_handler(
9303 _scsih_tm_tr_complete
);
9305 tm_tr_volume_cb_idx
= mpt3sas_base_register_callback_handler(
9306 _scsih_tm_volume_tr_complete
);
9308 tm_sas_control_cb_idx
= mpt3sas_base_register_callback_handler(
9309 _scsih_sas_control_complete
);
9315 * scsih_exit - exit point for this driver (when it is a module).
9317 * Returns 0 success, anything else error.
9323 mpt3sas_base_release_callback_handler(scsi_io_cb_idx
);
9324 mpt3sas_base_release_callback_handler(tm_cb_idx
);
9325 mpt3sas_base_release_callback_handler(base_cb_idx
);
9326 mpt3sas_base_release_callback_handler(port_enable_cb_idx
);
9327 mpt3sas_base_release_callback_handler(transport_cb_idx
);
9328 mpt3sas_base_release_callback_handler(scsih_cb_idx
);
9329 mpt3sas_base_release_callback_handler(config_cb_idx
);
9330 mpt3sas_base_release_callback_handler(ctl_cb_idx
);
9332 mpt3sas_base_release_callback_handler(tm_tr_cb_idx
);
9333 mpt3sas_base_release_callback_handler(tm_tr_volume_cb_idx
);
9334 mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx
);
9336 /* raid transport support */
9337 if (hbas_to_enumerate
!= 1)
9338 raid_class_release(mpt3sas_raid_template
);
9339 if (hbas_to_enumerate
!= 2)
9340 raid_class_release(mpt2sas_raid_template
);
9341 sas_release_transport(mpt3sas_transport_template
);
9345 * _mpt3sas_init - main entry point for this driver.
9347 * Returns 0 success, anything else error.
9354 pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME
,
9355 MPT3SAS_DRIVER_VERSION
);
9357 mpt3sas_transport_template
=
9358 sas_attach_transport(&mpt3sas_transport_functions
);
9359 if (!mpt3sas_transport_template
)
9362 /* No need attach mpt3sas raid functions template
9363 * if hbas_to_enumarate value is one.
9365 if (hbas_to_enumerate
!= 1) {
9366 mpt3sas_raid_template
=
9367 raid_class_attach(&mpt3sas_raid_functions
);
9368 if (!mpt3sas_raid_template
) {
9369 sas_release_transport(mpt3sas_transport_template
);
9374 /* No need to attach mpt2sas raid functions template
9375 * if hbas_to_enumarate value is two
9377 if (hbas_to_enumerate
!= 2) {
9378 mpt2sas_raid_template
=
9379 raid_class_attach(&mpt2sas_raid_functions
);
9380 if (!mpt2sas_raid_template
) {
9381 sas_release_transport(mpt3sas_transport_template
);
9386 error
= scsih_init();
9392 mpt3sas_ctl_init(hbas_to_enumerate
);
9394 error
= pci_register_driver(&mpt3sas_driver
);
9402 * _mpt3sas_exit - exit point for this driver (when it is a module).
9408 pr_info("mpt3sas version %s unloading\n",
9409 MPT3SAS_DRIVER_VERSION
);
9411 pci_unregister_driver(&mpt3sas_driver
);
9413 mpt3sas_ctl_exit(hbas_to_enumerate
);
9418 module_init(_mpt3sas_init
);
9419 module_exit(_mpt3sas_exit
);