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>
58 #include "mpt3sas_base.h"
60 #define RAID_CHANNEL 1
62 static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER
*ioc
,
63 struct _sas_node
*sas_expander
);
64 static void _firmware_event_work(struct work_struct
*work
);
66 static void _scsih_remove_device(struct MPT3SAS_ADAPTER
*ioc
,
67 struct _sas_device
*sas_device
);
68 static int _scsih_add_device(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
,
69 u8 retry_count
, u8 is_pd
);
71 static u8
_scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
);
74 /* global parameters */
75 LIST_HEAD(mpt3sas_ioc_list
);
76 char driver_name
[MPT_NAME_LENGTH
];
78 /* local parameters */
79 static u8 scsi_io_cb_idx
= -1;
80 static u8 tm_cb_idx
= -1;
81 static u8 ctl_cb_idx
= -1;
82 static u8 base_cb_idx
= -1;
83 static u8 port_enable_cb_idx
= -1;
84 static u8 transport_cb_idx
= -1;
85 static u8 scsih_cb_idx
= -1;
86 static u8 config_cb_idx
= -1;
89 static u8 tm_tr_cb_idx
= -1 ;
90 static u8 tm_tr_volume_cb_idx
= -1 ;
91 static u8 tm_sas_control_cb_idx
= -1;
93 /* command line options */
94 static u32 logging_level
;
95 MODULE_PARM_DESC(logging_level
,
96 " bits for enabling additional logging info (default=0)");
99 static ushort max_sectors
= 0xFFFF;
100 module_param(max_sectors
, ushort
, 0);
101 MODULE_PARM_DESC(max_sectors
, "max sectors, range 64 to 32767 default=32767");
104 static int missing_delay
[2] = {-1, -1};
105 module_param_array(missing_delay
, int, NULL
, 0);
106 MODULE_PARM_DESC(missing_delay
, " device missing delay , io missing delay");
108 /* scsi-mid layer global parmeter is max_report_luns, which is 511 */
109 #define MPT3SAS_MAX_LUN (16895)
110 static u64 max_lun
= MPT3SAS_MAX_LUN
;
111 module_param(max_lun
, ullong
, 0);
112 MODULE_PARM_DESC(max_lun
, " max lun, default=16895 ");
117 /* diag_buffer_enable is bitwise
119 * bit 1 set = SNAPSHOT
120 * bit 2 set = EXTENDED
122 * Either bit can be set, or both
124 static int diag_buffer_enable
= -1;
125 module_param(diag_buffer_enable
, int, 0);
126 MODULE_PARM_DESC(diag_buffer_enable
,
127 " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)");
128 static int disable_discovery
= -1;
129 module_param(disable_discovery
, int, 0);
130 MODULE_PARM_DESC(disable_discovery
, " disable discovery ");
133 /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */
134 static int prot_mask
= -1;
135 module_param(prot_mask
, int, 0);
136 MODULE_PARM_DESC(prot_mask
, " host protection capabilities mask, def=7 ");
139 /* raid transport support */
140 struct raid_template
*mpt3sas_raid_template
;
144 * struct sense_info - common structure for obtaining sense keys
146 * @asc: additional sense code
147 * @ascq: additional sense code qualifier
155 #define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB)
156 #define MPT3SAS_TURN_ON_PFA_LED (0xFFFC)
157 #define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD)
158 #define MPT3SAS_ABRT_TASK_SET (0xFFFE)
159 #define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF)
161 * struct fw_event_work - firmware event struct
162 * @list: link list framework
163 * @work: work object (ioc->fault_reset_work_q)
164 * @cancel_pending_work: flag set during reset handling
165 * @ioc: per adapter object
166 * @device_handle: device handle
167 * @VF_ID: virtual function id
168 * @VP_ID: virtual port id
169 * @ignore: flag meaning this event has been marked to ignore
170 * @event: firmware event MPI2_EVENT_XXX defined in mpt2_ioc.h
171 * @event_data: reply event data payload follows
173 * This object stored on ioc->fw_event_list.
175 struct fw_event_work
{
176 struct list_head list
;
177 struct work_struct work
;
178 u8 cancel_pending_work
;
179 struct delayed_work delayed_work
;
181 struct MPT3SAS_ADAPTER
*ioc
;
187 char event_data
[0] __aligned(4);
191 * struct _scsi_io_transfer - scsi io transfer
192 * @handle: sas device handle (assigned by firmware)
193 * @is_raid: flag set for hidden raid components
194 * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE,
195 * @data_length: data transfer length
196 * @data_dma: dma pointer to data
199 * @cdb_length: cdb length
201 * @timeout: timeout for this command
202 * @VF_ID: virtual function id
203 * @VP_ID: virtual port id
204 * @valid_reply: flag set for reply message
205 * @sense_length: sense length
206 * @ioc_status: ioc status
207 * @scsi_state: scsi state
208 * @scsi_status: scsi staus
209 * @log_info: log information
210 * @transfer_length: data length transfer when there is a reply message
212 * Used for sending internal scsi commands to devices within this module.
213 * Refer to _scsi_send_scsi_io().
215 struct _scsi_io_transfer
{
218 enum dma_data_direction dir
;
221 u8 sense
[SCSI_SENSE_BUFFERSIZE
];
229 /* the following bits are only valid when 'valid_reply = 1' */
239 * _scsih_set_debug_level - global setting of ioc->logging_level.
241 * Note: The logging levels are defined in mpt3sas_debug.h.
244 _scsih_set_debug_level(const char *val
, struct kernel_param
*kp
)
246 int ret
= param_set_int(val
, kp
);
247 struct MPT3SAS_ADAPTER
*ioc
;
252 pr_info("setting logging_level(0x%08x)\n", logging_level
);
253 list_for_each_entry(ioc
, &mpt3sas_ioc_list
, list
)
254 ioc
->logging_level
= logging_level
;
257 module_param_call(logging_level
, _scsih_set_debug_level
, param_get_int
,
258 &logging_level
, 0644);
261 * _scsih_srch_boot_sas_address - search based on sas_address
262 * @sas_address: sas address
263 * @boot_device: boot device object from bios page 2
265 * Returns 1 when there's a match, 0 means no match.
268 _scsih_srch_boot_sas_address(u64 sas_address
,
269 Mpi2BootDeviceSasWwid_t
*boot_device
)
271 return (sas_address
== le64_to_cpu(boot_device
->SASAddress
)) ? 1 : 0;
275 * _scsih_srch_boot_device_name - search based on device name
276 * @device_name: device name specified in INDENTIFY fram
277 * @boot_device: boot device object from bios page 2
279 * Returns 1 when there's a match, 0 means no match.
282 _scsih_srch_boot_device_name(u64 device_name
,
283 Mpi2BootDeviceDeviceName_t
*boot_device
)
285 return (device_name
== le64_to_cpu(boot_device
->DeviceName
)) ? 1 : 0;
289 * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot
290 * @enclosure_logical_id: enclosure logical id
291 * @slot_number: slot number
292 * @boot_device: boot device object from bios page 2
294 * Returns 1 when there's a match, 0 means no match.
297 _scsih_srch_boot_encl_slot(u64 enclosure_logical_id
, u16 slot_number
,
298 Mpi2BootDeviceEnclosureSlot_t
*boot_device
)
300 return (enclosure_logical_id
== le64_to_cpu(boot_device
->
301 EnclosureLogicalID
) && slot_number
== le16_to_cpu(boot_device
->
302 SlotNumber
)) ? 1 : 0;
306 * _scsih_is_boot_device - search for matching boot device.
307 * @sas_address: sas address
308 * @device_name: device name specified in INDENTIFY fram
309 * @enclosure_logical_id: enclosure logical id
310 * @slot_number: slot number
311 * @form: specifies boot device form
312 * @boot_device: boot device object from bios page 2
314 * Returns 1 when there's a match, 0 means no match.
317 _scsih_is_boot_device(u64 sas_address
, u64 device_name
,
318 u64 enclosure_logical_id
, u16 slot
, u8 form
,
319 Mpi2BiosPage2BootDevice_t
*boot_device
)
324 case MPI2_BIOSPAGE2_FORM_SAS_WWID
:
327 rc
= _scsih_srch_boot_sas_address(
328 sas_address
, &boot_device
->SasWwid
);
330 case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT
:
331 if (!enclosure_logical_id
)
333 rc
= _scsih_srch_boot_encl_slot(
334 enclosure_logical_id
,
335 slot
, &boot_device
->EnclosureSlot
);
337 case MPI2_BIOSPAGE2_FORM_DEVICE_NAME
:
340 rc
= _scsih_srch_boot_device_name(
341 device_name
, &boot_device
->DeviceName
);
343 case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED
:
351 * _scsih_get_sas_address - set the sas_address for given device handle
352 * @handle: device handle
353 * @sas_address: sas address
355 * Returns 0 success, non-zero when failure
358 _scsih_get_sas_address(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
,
361 Mpi2SasDevicePage0_t sas_device_pg0
;
362 Mpi2ConfigReply_t mpi_reply
;
367 if (handle
<= ioc
->sas_hba
.num_phys
) {
368 *sas_address
= ioc
->sas_hba
.sas_address
;
372 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
373 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
374 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n", ioc
->name
,
375 __FILE__
, __LINE__
, __func__
);
379 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) & MPI2_IOCSTATUS_MASK
;
380 if (ioc_status
== MPI2_IOCSTATUS_SUCCESS
) {
381 *sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
385 /* we hit this becuase the given parent handle doesn't exist */
386 if (ioc_status
== MPI2_IOCSTATUS_CONFIG_INVALID_PAGE
)
389 /* else error case */
391 "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n",
392 ioc
->name
, handle
, ioc_status
,
393 __FILE__
, __LINE__
, __func__
);
398 * _scsih_determine_boot_device - determine boot device.
399 * @ioc: per adapter object
400 * @device: either sas_device or raid_device object
401 * @is_raid: [flag] 1 = raid object, 0 = sas object
403 * Determines whether this device should be first reported device to
404 * to scsi-ml or sas transport, this purpose is for persistent boot device.
405 * There are primary, alternate, and current entries in bios page 2. The order
406 * priority is primary, alternate, then current. This routine saves
407 * the corresponding device object and is_raid flag in the ioc object.
408 * The saved data to be used later in _scsih_probe_boot_devices().
411 _scsih_determine_boot_device(struct MPT3SAS_ADAPTER
*ioc
,
412 void *device
, u8 is_raid
)
414 struct _sas_device
*sas_device
;
415 struct _raid_device
*raid_device
;
418 u64 enclosure_logical_id
;
421 /* only process this function when driver loads */
422 if (!ioc
->is_driver_loading
)
425 /* no Bios, return immediately */
426 if (!ioc
->bios_pg3
.BiosVersion
)
431 sas_address
= sas_device
->sas_address
;
432 device_name
= sas_device
->device_name
;
433 enclosure_logical_id
= sas_device
->enclosure_logical_id
;
434 slot
= sas_device
->slot
;
436 raid_device
= device
;
437 sas_address
= raid_device
->wwid
;
439 enclosure_logical_id
= 0;
443 if (!ioc
->req_boot_device
.device
) {
444 if (_scsih_is_boot_device(sas_address
, device_name
,
445 enclosure_logical_id
, slot
,
446 (ioc
->bios_pg2
.ReqBootDeviceForm
&
447 MPI2_BIOSPAGE2_FORM_MASK
),
448 &ioc
->bios_pg2
.RequestedBootDevice
)) {
449 dinitprintk(ioc
, pr_info(MPT3SAS_FMT
450 "%s: req_boot_device(0x%016llx)\n",
452 (unsigned long long)sas_address
));
453 ioc
->req_boot_device
.device
= device
;
454 ioc
->req_boot_device
.is_raid
= is_raid
;
458 if (!ioc
->req_alt_boot_device
.device
) {
459 if (_scsih_is_boot_device(sas_address
, device_name
,
460 enclosure_logical_id
, slot
,
461 (ioc
->bios_pg2
.ReqAltBootDeviceForm
&
462 MPI2_BIOSPAGE2_FORM_MASK
),
463 &ioc
->bios_pg2
.RequestedAltBootDevice
)) {
464 dinitprintk(ioc
, pr_info(MPT3SAS_FMT
465 "%s: req_alt_boot_device(0x%016llx)\n",
467 (unsigned long long)sas_address
));
468 ioc
->req_alt_boot_device
.device
= device
;
469 ioc
->req_alt_boot_device
.is_raid
= is_raid
;
473 if (!ioc
->current_boot_device
.device
) {
474 if (_scsih_is_boot_device(sas_address
, device_name
,
475 enclosure_logical_id
, slot
,
476 (ioc
->bios_pg2
.CurrentBootDeviceForm
&
477 MPI2_BIOSPAGE2_FORM_MASK
),
478 &ioc
->bios_pg2
.CurrentBootDevice
)) {
479 dinitprintk(ioc
, pr_info(MPT3SAS_FMT
480 "%s: current_boot_device(0x%016llx)\n",
482 (unsigned long long)sas_address
));
483 ioc
->current_boot_device
.device
= device
;
484 ioc
->current_boot_device
.is_raid
= is_raid
;
490 * mpt3sas_scsih_sas_device_find_by_sas_address - sas device search
491 * @ioc: per adapter object
492 * @sas_address: sas address
493 * Context: Calling function should acquire ioc->sas_device_lock
495 * This searches for sas_device based on sas_address, then return sas_device
499 mpt3sas_scsih_sas_device_find_by_sas_address(struct MPT3SAS_ADAPTER
*ioc
,
502 struct _sas_device
*sas_device
;
504 list_for_each_entry(sas_device
, &ioc
->sas_device_list
, list
)
505 if (sas_device
->sas_address
== sas_address
)
508 list_for_each_entry(sas_device
, &ioc
->sas_device_init_list
, list
)
509 if (sas_device
->sas_address
== sas_address
)
516 * _scsih_sas_device_find_by_handle - sas device search
517 * @ioc: per adapter object
518 * @handle: sas device handle (assigned by firmware)
519 * Context: Calling function should acquire ioc->sas_device_lock
521 * This searches for sas_device based on sas_address, then return sas_device
524 static struct _sas_device
*
525 _scsih_sas_device_find_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
527 struct _sas_device
*sas_device
;
529 list_for_each_entry(sas_device
, &ioc
->sas_device_list
, list
)
530 if (sas_device
->handle
== handle
)
533 list_for_each_entry(sas_device
, &ioc
->sas_device_init_list
, list
)
534 if (sas_device
->handle
== handle
)
541 * _scsih_sas_device_remove - remove sas_device from list.
542 * @ioc: per adapter object
543 * @sas_device: the sas_device object
544 * Context: This function will acquire ioc->sas_device_lock.
546 * Removing object and freeing associated memory from the ioc->sas_device_list.
549 _scsih_sas_device_remove(struct MPT3SAS_ADAPTER
*ioc
,
550 struct _sas_device
*sas_device
)
557 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
558 ioc
->name
, sas_device
->handle
,
559 (unsigned long long) sas_device
->sas_address
);
561 if (sas_device
->enclosure_handle
!= 0)
563 "removing enclosure logical id(0x%016llx), slot(%d)\n",
564 ioc
->name
, (unsigned long long)
565 sas_device
->enclosure_logical_id
, sas_device
->slot
);
567 if (sas_device
->connector_name
[0] != '\0')
569 "removing enclosure level(0x%04x), connector name( %s)\n",
570 ioc
->name
, sas_device
->enclosure_level
,
571 sas_device
->connector_name
);
573 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
574 list_del(&sas_device
->list
);
576 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
580 * _scsih_device_remove_by_handle - removing device object by handle
581 * @ioc: per adapter object
582 * @handle: device handle
587 _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
589 struct _sas_device
*sas_device
;
592 if (ioc
->shost_recovery
)
595 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
596 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
598 list_del(&sas_device
->list
);
599 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
601 _scsih_remove_device(ioc
, sas_device
);
605 * mpt3sas_device_remove_by_sas_address - removing device object by sas address
606 * @ioc: per adapter object
607 * @sas_address: device sas_address
612 mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER
*ioc
,
615 struct _sas_device
*sas_device
;
618 if (ioc
->shost_recovery
)
621 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
622 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
625 list_del(&sas_device
->list
);
626 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
628 _scsih_remove_device(ioc
, sas_device
);
632 * _scsih_sas_device_add - insert sas_device to the list.
633 * @ioc: per adapter object
634 * @sas_device: the sas_device object
635 * Context: This function will acquire ioc->sas_device_lock.
637 * Adding new object to the ioc->sas_device_list.
640 _scsih_sas_device_add(struct MPT3SAS_ADAPTER
*ioc
,
641 struct _sas_device
*sas_device
)
645 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
646 "%s: handle(0x%04x), sas_addr(0x%016llx)\n",
647 ioc
->name
, __func__
, sas_device
->handle
,
648 (unsigned long long)sas_device
->sas_address
));
650 if (sas_device
->enclosure_handle
!= 0)
651 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
652 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
653 ioc
->name
, __func__
, (unsigned long long)
654 sas_device
->enclosure_logical_id
, sas_device
->slot
));
656 if (sas_device
->connector_name
[0] != '\0')
657 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
658 "%s: enclosure level(0x%04x), connector name( %s)\n",
660 sas_device
->enclosure_level
, sas_device
->connector_name
));
662 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
663 list_add_tail(&sas_device
->list
, &ioc
->sas_device_list
);
664 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
666 if (!mpt3sas_transport_port_add(ioc
, sas_device
->handle
,
667 sas_device
->sas_address_parent
)) {
668 _scsih_sas_device_remove(ioc
, sas_device
);
669 } else if (!sas_device
->starget
) {
671 * When asyn scanning is enabled, its not possible to remove
672 * devices while scanning is turned on due to an oops in
673 * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start()
675 if (!ioc
->is_driver_loading
) {
676 mpt3sas_transport_port_remove(ioc
,
677 sas_device
->sas_address
,
678 sas_device
->sas_address_parent
);
679 _scsih_sas_device_remove(ioc
, sas_device
);
685 * _scsih_sas_device_init_add - insert sas_device to the list.
686 * @ioc: per adapter object
687 * @sas_device: the sas_device object
688 * Context: This function will acquire ioc->sas_device_lock.
690 * Adding new object at driver load time to the ioc->sas_device_init_list.
693 _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER
*ioc
,
694 struct _sas_device
*sas_device
)
698 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
699 "%s: handle(0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
700 __func__
, sas_device
->handle
,
701 (unsigned long long)sas_device
->sas_address
));
703 if (sas_device
->enclosure_handle
!= 0)
704 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
705 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
706 ioc
->name
, __func__
, (unsigned long long)
707 sas_device
->enclosure_logical_id
, sas_device
->slot
));
709 if (sas_device
->connector_name
[0] != '\0')
710 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
711 "%s: enclosure level(0x%04x), connector name( %s)\n",
712 ioc
->name
, __func__
, sas_device
->enclosure_level
,
713 sas_device
->connector_name
));
715 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
716 list_add_tail(&sas_device
->list
, &ioc
->sas_device_init_list
);
717 _scsih_determine_boot_device(ioc
, sas_device
, 0);
718 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
722 * _scsih_raid_device_find_by_id - raid device search
723 * @ioc: per adapter object
724 * @id: sas device target id
725 * @channel: sas device channel
726 * Context: Calling function should acquire ioc->raid_device_lock
728 * This searches for raid_device based on target id, then return raid_device
731 static struct _raid_device
*
732 _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER
*ioc
, int id
, int channel
)
734 struct _raid_device
*raid_device
, *r
;
737 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
738 if (raid_device
->id
== id
&& raid_device
->channel
== channel
) {
749 * _scsih_raid_device_find_by_handle - raid device search
750 * @ioc: per adapter object
751 * @handle: sas device handle (assigned by firmware)
752 * Context: Calling function should acquire ioc->raid_device_lock
754 * This searches for raid_device based on handle, then return raid_device
757 static struct _raid_device
*
758 _scsih_raid_device_find_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
760 struct _raid_device
*raid_device
, *r
;
763 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
764 if (raid_device
->handle
!= handle
)
775 * _scsih_raid_device_find_by_wwid - raid device search
776 * @ioc: per adapter object
777 * @handle: sas device handle (assigned by firmware)
778 * Context: Calling function should acquire ioc->raid_device_lock
780 * This searches for raid_device based on wwid, then return raid_device
783 static struct _raid_device
*
784 _scsih_raid_device_find_by_wwid(struct MPT3SAS_ADAPTER
*ioc
, u64 wwid
)
786 struct _raid_device
*raid_device
, *r
;
789 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
790 if (raid_device
->wwid
!= wwid
)
801 * _scsih_raid_device_add - add raid_device object
802 * @ioc: per adapter object
803 * @raid_device: raid_device object
805 * This is added to the raid_device_list link list.
808 _scsih_raid_device_add(struct MPT3SAS_ADAPTER
*ioc
,
809 struct _raid_device
*raid_device
)
813 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
814 "%s: handle(0x%04x), wwid(0x%016llx)\n", ioc
->name
, __func__
,
815 raid_device
->handle
, (unsigned long long)raid_device
->wwid
));
817 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
818 list_add_tail(&raid_device
->list
, &ioc
->raid_device_list
);
819 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
823 * _scsih_raid_device_remove - delete raid_device object
824 * @ioc: per adapter object
825 * @raid_device: raid_device object
829 _scsih_raid_device_remove(struct MPT3SAS_ADAPTER
*ioc
,
830 struct _raid_device
*raid_device
)
834 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
835 list_del(&raid_device
->list
);
837 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
841 * mpt3sas_scsih_expander_find_by_handle - expander device search
842 * @ioc: per adapter object
843 * @handle: expander handle (assigned by firmware)
844 * Context: Calling function should acquire ioc->sas_device_lock
846 * This searches for expander device based on handle, then returns the
850 mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
852 struct _sas_node
*sas_expander
, *r
;
855 list_for_each_entry(sas_expander
, &ioc
->sas_expander_list
, list
) {
856 if (sas_expander
->handle
!= handle
)
866 * mpt3sas_scsih_expander_find_by_sas_address - expander device search
867 * @ioc: per adapter object
868 * @sas_address: sas address
869 * Context: Calling function should acquire ioc->sas_node_lock.
871 * This searches for expander device based on sas_address, then returns the
875 mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER
*ioc
,
878 struct _sas_node
*sas_expander
, *r
;
881 list_for_each_entry(sas_expander
, &ioc
->sas_expander_list
, list
) {
882 if (sas_expander
->sas_address
!= sas_address
)
892 * _scsih_expander_node_add - insert expander device to the list.
893 * @ioc: per adapter object
894 * @sas_expander: the sas_device object
895 * Context: This function will acquire ioc->sas_node_lock.
897 * Adding new object to the ioc->sas_expander_list.
902 _scsih_expander_node_add(struct MPT3SAS_ADAPTER
*ioc
,
903 struct _sas_node
*sas_expander
)
907 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
908 list_add_tail(&sas_expander
->list
, &ioc
->sas_expander_list
);
909 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
913 * _scsih_is_end_device - determines if device is an end device
914 * @device_info: bitfield providing information about the device.
917 * Returns 1 if end device.
920 _scsih_is_end_device(u32 device_info
)
922 if (device_info
& MPI2_SAS_DEVICE_INFO_END_DEVICE
&&
923 ((device_info
& MPI2_SAS_DEVICE_INFO_SSP_TARGET
) |
924 (device_info
& MPI2_SAS_DEVICE_INFO_STP_TARGET
) |
925 (device_info
& MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)))
932 * _scsih_scsi_lookup_get - returns scmd entry
933 * @ioc: per adapter object
934 * @smid: system request message index
936 * Returns the smid stored scmd pointer.
938 static struct scsi_cmnd
*
939 _scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
941 return ioc
->scsi_lookup
[smid
- 1].scmd
;
945 * _scsih_scsi_lookup_get_clear - returns scmd entry
946 * @ioc: per adapter object
947 * @smid: system request message index
949 * Returns the smid stored scmd pointer.
950 * Then will derefrence the stored scmd pointer.
952 static inline struct scsi_cmnd
*
953 _scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
956 struct scsi_cmnd
*scmd
;
958 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
959 scmd
= ioc
->scsi_lookup
[smid
- 1].scmd
;
960 ioc
->scsi_lookup
[smid
- 1].scmd
= NULL
;
961 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
967 * _scsih_scsi_lookup_find_by_scmd - scmd lookup
968 * @ioc: per adapter object
969 * @smid: system request message index
970 * @scmd: pointer to scsi command object
971 * Context: This function will acquire ioc->scsi_lookup_lock.
973 * This will search for a scmd pointer in the scsi_lookup array,
974 * returning the revelent smid. A returned value of zero means invalid.
977 _scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
984 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
986 for (i
= 0; i
< ioc
->scsiio_depth
; i
++) {
987 if (ioc
->scsi_lookup
[i
].scmd
== scmd
) {
988 smid
= ioc
->scsi_lookup
[i
].smid
;
993 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
998 * _scsih_scsi_lookup_find_by_target - search for matching channel:id
999 * @ioc: per adapter object
1002 * Context: This function will acquire ioc->scsi_lookup_lock.
1004 * This will search for a matching channel:id in the scsi_lookup array,
1005 * returning 1 if found.
1008 _scsih_scsi_lookup_find_by_target(struct MPT3SAS_ADAPTER
*ioc
, int id
,
1012 unsigned long flags
;
1015 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1017 for (i
= 0 ; i
< ioc
->scsiio_depth
; i
++) {
1018 if (ioc
->scsi_lookup
[i
].scmd
&&
1019 (ioc
->scsi_lookup
[i
].scmd
->device
->id
== id
&&
1020 ioc
->scsi_lookup
[i
].scmd
->device
->channel
== channel
)) {
1026 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1031 * _scsih_scsi_lookup_find_by_lun - search for matching channel:id:lun
1032 * @ioc: per adapter object
1036 * Context: This function will acquire ioc->scsi_lookup_lock.
1038 * This will search for a matching channel:id:lun in the scsi_lookup array,
1039 * returning 1 if found.
1042 _scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER
*ioc
, int id
,
1043 unsigned int lun
, int channel
)
1046 unsigned long flags
;
1049 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1051 for (i
= 0 ; i
< ioc
->scsiio_depth
; i
++) {
1052 if (ioc
->scsi_lookup
[i
].scmd
&&
1053 (ioc
->scsi_lookup
[i
].scmd
->device
->id
== id
&&
1054 ioc
->scsi_lookup
[i
].scmd
->device
->channel
== channel
&&
1055 ioc
->scsi_lookup
[i
].scmd
->device
->lun
== lun
)) {
1061 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1066 * scsih_change_queue_depth - setting device queue depth
1067 * @sdev: scsi device struct
1068 * @qdepth: requested queue depth
1070 * Returns queue depth.
1073 scsih_change_queue_depth(struct scsi_device
*sdev
, int qdepth
)
1075 struct Scsi_Host
*shost
= sdev
->host
;
1077 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1078 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1079 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1080 struct _sas_device
*sas_device
;
1081 unsigned long flags
;
1083 max_depth
= shost
->can_queue
;
1085 /* limit max device queue for SATA to 32 */
1086 sas_device_priv_data
= sdev
->hostdata
;
1087 if (!sas_device_priv_data
)
1089 sas_target_priv_data
= sas_device_priv_data
->sas_target
;
1090 if (!sas_target_priv_data
)
1092 if ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
))
1094 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1095 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
1096 sas_device_priv_data
->sas_target
->sas_address
);
1097 if (sas_device
&& sas_device
->device_info
&
1098 MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)
1099 max_depth
= MPT3SAS_SATA_QUEUE_DEPTH
;
1100 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1104 if (!sdev
->tagged_supported
)
1106 if (qdepth
> max_depth
)
1108 return scsi_change_queue_depth(sdev
, qdepth
);
1112 * scsih_target_alloc - target add routine
1113 * @starget: scsi target struct
1115 * Returns 0 if ok. Any other return is assumed to be an error and
1116 * the device is ignored.
1119 scsih_target_alloc(struct scsi_target
*starget
)
1121 struct Scsi_Host
*shost
= dev_to_shost(&starget
->dev
);
1122 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1123 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1124 struct _sas_device
*sas_device
;
1125 struct _raid_device
*raid_device
;
1126 unsigned long flags
;
1127 struct sas_rphy
*rphy
;
1129 sas_target_priv_data
= kzalloc(sizeof(*sas_target_priv_data
),
1131 if (!sas_target_priv_data
)
1134 starget
->hostdata
= sas_target_priv_data
;
1135 sas_target_priv_data
->starget
= starget
;
1136 sas_target_priv_data
->handle
= MPT3SAS_INVALID_DEVICE_HANDLE
;
1139 if (starget
->channel
== RAID_CHANNEL
) {
1140 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1141 raid_device
= _scsih_raid_device_find_by_id(ioc
, starget
->id
,
1144 sas_target_priv_data
->handle
= raid_device
->handle
;
1145 sas_target_priv_data
->sas_address
= raid_device
->wwid
;
1146 sas_target_priv_data
->flags
|= MPT_TARGET_FLAGS_VOLUME
;
1147 raid_device
->starget
= starget
;
1149 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1153 /* sas/sata devices */
1154 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1155 rphy
= dev_to_rphy(starget
->dev
.parent
);
1156 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
1157 rphy
->identify
.sas_address
);
1160 sas_target_priv_data
->handle
= sas_device
->handle
;
1161 sas_target_priv_data
->sas_address
= sas_device
->sas_address
;
1162 sas_device
->starget
= starget
;
1163 sas_device
->id
= starget
->id
;
1164 sas_device
->channel
= starget
->channel
;
1165 if (test_bit(sas_device
->handle
, ioc
->pd_handles
))
1166 sas_target_priv_data
->flags
|=
1167 MPT_TARGET_FLAGS_RAID_COMPONENT
;
1168 if (sas_device
->fast_path
)
1169 sas_target_priv_data
->flags
|= MPT_TARGET_FASTPATH_IO
;
1171 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1177 * scsih_target_destroy - target destroy routine
1178 * @starget: scsi target struct
1183 scsih_target_destroy(struct scsi_target
*starget
)
1185 struct Scsi_Host
*shost
= dev_to_shost(&starget
->dev
);
1186 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1187 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1188 struct _sas_device
*sas_device
;
1189 struct _raid_device
*raid_device
;
1190 unsigned long flags
;
1191 struct sas_rphy
*rphy
;
1193 sas_target_priv_data
= starget
->hostdata
;
1194 if (!sas_target_priv_data
)
1197 if (starget
->channel
== RAID_CHANNEL
) {
1198 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1199 raid_device
= _scsih_raid_device_find_by_id(ioc
, starget
->id
,
1202 raid_device
->starget
= NULL
;
1203 raid_device
->sdev
= NULL
;
1205 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1209 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1210 rphy
= dev_to_rphy(starget
->dev
.parent
);
1211 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
1212 rphy
->identify
.sas_address
);
1213 if (sas_device
&& (sas_device
->starget
== starget
) &&
1214 (sas_device
->id
== starget
->id
) &&
1215 (sas_device
->channel
== starget
->channel
))
1216 sas_device
->starget
= NULL
;
1218 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1221 kfree(sas_target_priv_data
);
1222 starget
->hostdata
= NULL
;
1226 * scsih_slave_alloc - device add routine
1227 * @sdev: scsi device struct
1229 * Returns 0 if ok. Any other return is assumed to be an error and
1230 * the device is ignored.
1233 scsih_slave_alloc(struct scsi_device
*sdev
)
1235 struct Scsi_Host
*shost
;
1236 struct MPT3SAS_ADAPTER
*ioc
;
1237 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1238 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1239 struct scsi_target
*starget
;
1240 struct _raid_device
*raid_device
;
1241 struct _sas_device
*sas_device
;
1242 unsigned long flags
;
1244 sas_device_priv_data
= kzalloc(sizeof(*sas_device_priv_data
),
1246 if (!sas_device_priv_data
)
1249 sas_device_priv_data
->lun
= sdev
->lun
;
1250 sas_device_priv_data
->flags
= MPT_DEVICE_FLAGS_INIT
;
1252 starget
= scsi_target(sdev
);
1253 sas_target_priv_data
= starget
->hostdata
;
1254 sas_target_priv_data
->num_luns
++;
1255 sas_device_priv_data
->sas_target
= sas_target_priv_data
;
1256 sdev
->hostdata
= sas_device_priv_data
;
1257 if ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_RAID_COMPONENT
))
1258 sdev
->no_uld_attach
= 1;
1260 shost
= dev_to_shost(&starget
->dev
);
1261 ioc
= shost_priv(shost
);
1262 if (starget
->channel
== RAID_CHANNEL
) {
1263 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1264 raid_device
= _scsih_raid_device_find_by_id(ioc
,
1265 starget
->id
, starget
->channel
);
1267 raid_device
->sdev
= sdev
; /* raid is single lun */
1268 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1271 if (!(sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
)) {
1272 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1273 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
1274 sas_target_priv_data
->sas_address
);
1275 if (sas_device
&& (sas_device
->starget
== NULL
)) {
1276 sdev_printk(KERN_INFO
, sdev
,
1277 "%s : sas_device->starget set to starget @ %d\n",
1278 __func__
, __LINE__
);
1279 sas_device
->starget
= starget
;
1281 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1288 * scsih_slave_destroy - device destroy routine
1289 * @sdev: scsi device struct
1294 scsih_slave_destroy(struct scsi_device
*sdev
)
1296 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1297 struct scsi_target
*starget
;
1298 struct Scsi_Host
*shost
;
1299 struct MPT3SAS_ADAPTER
*ioc
;
1300 struct _sas_device
*sas_device
;
1301 unsigned long flags
;
1303 if (!sdev
->hostdata
)
1306 starget
= scsi_target(sdev
);
1307 sas_target_priv_data
= starget
->hostdata
;
1308 sas_target_priv_data
->num_luns
--;
1310 shost
= dev_to_shost(&starget
->dev
);
1311 ioc
= shost_priv(shost
);
1313 if (!(sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
)) {
1314 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1315 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
1316 sas_target_priv_data
->sas_address
);
1317 if (sas_device
&& !sas_target_priv_data
->num_luns
)
1318 sas_device
->starget
= NULL
;
1319 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1322 kfree(sdev
->hostdata
);
1323 sdev
->hostdata
= NULL
;
1327 * _scsih_display_sata_capabilities - sata capabilities
1328 * @ioc: per adapter object
1329 * @handle: device handle
1330 * @sdev: scsi device struct
1333 _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER
*ioc
,
1334 u16 handle
, struct scsi_device
*sdev
)
1336 Mpi2ConfigReply_t mpi_reply
;
1337 Mpi2SasDevicePage0_t sas_device_pg0
;
1342 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
1343 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
1344 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1345 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1349 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
1350 MPI2_IOCSTATUS_MASK
;
1351 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
1352 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1353 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1357 flags
= le16_to_cpu(sas_device_pg0
.Flags
);
1358 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
1360 sdev_printk(KERN_INFO
, sdev
,
1361 "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), "
1362 "sw_preserve(%s)\n",
1363 (device_info
& MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE
) ? "y" : "n",
1364 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED
) ? "y" : "n",
1365 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY
) ? "y" :
1367 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED
) ? "y" : "n",
1368 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED
) ? "y" : "n",
1369 (flags
& MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE
) ? "y" : "n");
1373 * raid transport support -
1374 * Enabled for SLES11 and newer, in older kernels the driver will panic when
1375 * unloading the driver followed by a load - I beleive that the subroutine
1376 * raid_class_release() is not cleaning up properly.
1380 * scsih_is_raid - return boolean indicating device is raid volume
1381 * @dev the device struct object
1384 scsih_is_raid(struct device
*dev
)
1386 struct scsi_device
*sdev
= to_scsi_device(dev
);
1388 return (sdev
->channel
== RAID_CHANNEL
) ? 1 : 0;
1392 * scsih_get_resync - get raid volume resync percent complete
1393 * @dev the device struct object
1396 scsih_get_resync(struct device
*dev
)
1398 struct scsi_device
*sdev
= to_scsi_device(dev
);
1399 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(sdev
->host
);
1400 static struct _raid_device
*raid_device
;
1401 unsigned long flags
;
1402 Mpi2RaidVolPage0_t vol_pg0
;
1403 Mpi2ConfigReply_t mpi_reply
;
1404 u32 volume_status_flags
;
1405 u8 percent_complete
;
1408 percent_complete
= 0;
1410 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1411 raid_device
= _scsih_raid_device_find_by_id(ioc
, sdev
->id
,
1414 handle
= raid_device
->handle
;
1415 percent_complete
= raid_device
->percent_complete
;
1417 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1422 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
, &vol_pg0
,
1423 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
1424 sizeof(Mpi2RaidVolPage0_t
))) {
1425 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1426 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1427 percent_complete
= 0;
1431 volume_status_flags
= le32_to_cpu(vol_pg0
.VolumeStatusFlags
);
1432 if (!(volume_status_flags
&
1433 MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS
))
1434 percent_complete
= 0;
1437 raid_set_resync(mpt3sas_raid_template
, dev
, percent_complete
);
1441 * scsih_get_state - get raid volume level
1442 * @dev the device struct object
1445 scsih_get_state(struct device
*dev
)
1447 struct scsi_device
*sdev
= to_scsi_device(dev
);
1448 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(sdev
->host
);
1449 static struct _raid_device
*raid_device
;
1450 unsigned long flags
;
1451 Mpi2RaidVolPage0_t vol_pg0
;
1452 Mpi2ConfigReply_t mpi_reply
;
1454 enum raid_state state
= RAID_STATE_UNKNOWN
;
1457 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1458 raid_device
= _scsih_raid_device_find_by_id(ioc
, sdev
->id
,
1461 handle
= raid_device
->handle
;
1462 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1467 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
, &vol_pg0
,
1468 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
1469 sizeof(Mpi2RaidVolPage0_t
))) {
1470 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
1471 ioc
->name
, __FILE__
, __LINE__
, __func__
);
1475 volstate
= le32_to_cpu(vol_pg0
.VolumeStatusFlags
);
1476 if (volstate
& MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS
) {
1477 state
= RAID_STATE_RESYNCING
;
1481 switch (vol_pg0
.VolumeState
) {
1482 case MPI2_RAID_VOL_STATE_OPTIMAL
:
1483 case MPI2_RAID_VOL_STATE_ONLINE
:
1484 state
= RAID_STATE_ACTIVE
;
1486 case MPI2_RAID_VOL_STATE_DEGRADED
:
1487 state
= RAID_STATE_DEGRADED
;
1489 case MPI2_RAID_VOL_STATE_FAILED
:
1490 case MPI2_RAID_VOL_STATE_MISSING
:
1491 state
= RAID_STATE_OFFLINE
;
1495 raid_set_state(mpt3sas_raid_template
, dev
, state
);
1499 * _scsih_set_level - set raid level
1500 * @sdev: scsi device struct
1501 * @volume_type: volume type
1504 _scsih_set_level(struct scsi_device
*sdev
, u8 volume_type
)
1506 enum raid_level level
= RAID_LEVEL_UNKNOWN
;
1508 switch (volume_type
) {
1509 case MPI2_RAID_VOL_TYPE_RAID0
:
1510 level
= RAID_LEVEL_0
;
1512 case MPI2_RAID_VOL_TYPE_RAID10
:
1513 level
= RAID_LEVEL_10
;
1515 case MPI2_RAID_VOL_TYPE_RAID1E
:
1516 level
= RAID_LEVEL_1E
;
1518 case MPI2_RAID_VOL_TYPE_RAID1
:
1519 level
= RAID_LEVEL_1
;
1523 raid_set_level(mpt3sas_raid_template
, &sdev
->sdev_gendev
, level
);
1528 * _scsih_get_volume_capabilities - volume capabilities
1529 * @ioc: per adapter object
1530 * @sas_device: the raid_device object
1532 * Returns 0 for success, else 1
1535 _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER
*ioc
,
1536 struct _raid_device
*raid_device
)
1538 Mpi2RaidVolPage0_t
*vol_pg0
;
1539 Mpi2RaidPhysDiskPage0_t pd_pg0
;
1540 Mpi2SasDevicePage0_t sas_device_pg0
;
1541 Mpi2ConfigReply_t mpi_reply
;
1545 if ((mpt3sas_config_get_number_pds(ioc
, raid_device
->handle
,
1546 &num_pds
)) || !num_pds
) {
1547 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1548 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1553 raid_device
->num_pds
= num_pds
;
1554 sz
= offsetof(Mpi2RaidVolPage0_t
, PhysDisk
) + (num_pds
*
1555 sizeof(Mpi2RaidVol0PhysDisk_t
));
1556 vol_pg0
= kzalloc(sz
, GFP_KERNEL
);
1558 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1559 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1564 if ((mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
, vol_pg0
,
1565 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, raid_device
->handle
, sz
))) {
1566 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1567 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1573 raid_device
->volume_type
= vol_pg0
->VolumeType
;
1575 /* figure out what the underlying devices are by
1576 * obtaining the device_info bits for the 1st device
1578 if (!(mpt3sas_config_get_phys_disk_pg0(ioc
, &mpi_reply
,
1579 &pd_pg0
, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM
,
1580 vol_pg0
->PhysDisk
[0].PhysDiskNum
))) {
1581 if (!(mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
1582 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
,
1583 le16_to_cpu(pd_pg0
.DevHandle
)))) {
1584 raid_device
->device_info
=
1585 le32_to_cpu(sas_device_pg0
.DeviceInfo
);
1596 * _scsih_enable_tlr - setting TLR flags
1597 * @ioc: per adapter object
1598 * @sdev: scsi device struct
1600 * Enabling Transaction Layer Retries for tape devices when
1601 * vpd page 0x90 is present
1605 _scsih_enable_tlr(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_device
*sdev
)
1609 if (sdev
->type
!= TYPE_TAPE
)
1612 if (!(ioc
->facts
.IOCCapabilities
& MPI2_IOCFACTS_CAPABILITY_TLR
))
1615 sas_enable_tlr(sdev
);
1616 sdev_printk(KERN_INFO
, sdev
, "TLR %s\n",
1617 sas_is_tlr_enabled(sdev
) ? "Enabled" : "Disabled");
1623 * scsih_slave_configure - device configure routine.
1624 * @sdev: scsi device struct
1626 * Returns 0 if ok. Any other return is assumed to be an error and
1627 * the device is ignored.
1630 scsih_slave_configure(struct scsi_device
*sdev
)
1632 struct Scsi_Host
*shost
= sdev
->host
;
1633 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
1634 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1635 struct MPT3SAS_TARGET
*sas_target_priv_data
;
1636 struct _sas_device
*sas_device
;
1637 struct _raid_device
*raid_device
;
1638 unsigned long flags
;
1643 u16 handle
, volume_handle
= 0;
1644 u64 volume_wwid
= 0;
1647 sas_device_priv_data
= sdev
->hostdata
;
1648 sas_device_priv_data
->configured_lun
= 1;
1649 sas_device_priv_data
->flags
&= ~MPT_DEVICE_FLAGS_INIT
;
1650 sas_target_priv_data
= sas_device_priv_data
->sas_target
;
1651 handle
= sas_target_priv_data
->handle
;
1653 /* raid volume handling */
1654 if (sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
1656 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
1657 raid_device
= _scsih_raid_device_find_by_handle(ioc
, handle
);
1658 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
1660 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1661 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
,
1662 __LINE__
, __func__
));
1666 if (_scsih_get_volume_capabilities(ioc
, raid_device
)) {
1667 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1668 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
,
1669 __LINE__
, __func__
));
1674 /* RAID Queue Depth Support
1675 * IS volume = underlying qdepth of drive type, either
1676 * MPT3SAS_SAS_QUEUE_DEPTH or MPT3SAS_SATA_QUEUE_DEPTH
1677 * IM/IME/R10 = 128 (MPT3SAS_RAID_QUEUE_DEPTH)
1679 if (raid_device
->device_info
&
1680 MPI2_SAS_DEVICE_INFO_SSP_TARGET
) {
1681 qdepth
= MPT3SAS_SAS_QUEUE_DEPTH
;
1684 qdepth
= MPT3SAS_SATA_QUEUE_DEPTH
;
1685 if (raid_device
->device_info
&
1686 MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)
1692 switch (raid_device
->volume_type
) {
1693 case MPI2_RAID_VOL_TYPE_RAID0
:
1696 case MPI2_RAID_VOL_TYPE_RAID1E
:
1697 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1698 if (ioc
->manu_pg10
.OEMIdentifier
&&
1699 (le32_to_cpu(ioc
->manu_pg10
.GenericFlags0
) &
1700 MFG10_GF0_R10_DISPLAY
) &&
1701 !(raid_device
->num_pds
% 2))
1706 case MPI2_RAID_VOL_TYPE_RAID1
:
1707 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1710 case MPI2_RAID_VOL_TYPE_RAID10
:
1711 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1714 case MPI2_RAID_VOL_TYPE_UNKNOWN
:
1716 qdepth
= MPT3SAS_RAID_QUEUE_DEPTH
;
1721 sdev_printk(KERN_INFO
, sdev
,
1722 "%s: handle(0x%04x), wwid(0x%016llx), pd_count(%d), type(%s)\n",
1723 r_level
, raid_device
->handle
,
1724 (unsigned long long)raid_device
->wwid
,
1725 raid_device
->num_pds
, ds
);
1728 scsih_change_queue_depth(sdev
, qdepth
);
1730 /* raid transport support */
1731 _scsih_set_level(sdev
, raid_device
->volume_type
);
1735 /* non-raid handling */
1736 if (sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_RAID_COMPONENT
) {
1737 if (mpt3sas_config_get_volume_handle(ioc
, handle
,
1739 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1740 "failure at %s:%d/%s()!\n", ioc
->name
,
1741 __FILE__
, __LINE__
, __func__
));
1744 if (volume_handle
&& mpt3sas_config_get_volume_wwid(ioc
,
1745 volume_handle
, &volume_wwid
)) {
1746 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1747 "failure at %s:%d/%s()!\n", ioc
->name
,
1748 __FILE__
, __LINE__
, __func__
));
1753 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
1754 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
1755 sas_device_priv_data
->sas_target
->sas_address
);
1757 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1758 dfailprintk(ioc
, pr_warn(MPT3SAS_FMT
1759 "failure at %s:%d/%s()!\n", ioc
->name
, __FILE__
, __LINE__
,
1764 sas_device
->volume_handle
= volume_handle
;
1765 sas_device
->volume_wwid
= volume_wwid
;
1766 if (sas_device
->device_info
& MPI2_SAS_DEVICE_INFO_SSP_TARGET
) {
1767 qdepth
= MPT3SAS_SAS_QUEUE_DEPTH
;
1771 qdepth
= MPT3SAS_SATA_QUEUE_DEPTH
;
1772 if (sas_device
->device_info
& MPI2_SAS_DEVICE_INFO_STP_TARGET
)
1774 else if (sas_device
->device_info
&
1775 MPI2_SAS_DEVICE_INFO_SATA_DEVICE
)
1779 sdev_printk(KERN_INFO
, sdev
, "%s: handle(0x%04x), " \
1780 "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n",
1781 ds
, handle
, (unsigned long long)sas_device
->sas_address
,
1782 sas_device
->phy
, (unsigned long long)sas_device
->device_name
);
1783 if (sas_device
->enclosure_handle
!= 0)
1784 sdev_printk(KERN_INFO
, sdev
,
1785 "%s: enclosure_logical_id(0x%016llx), slot(%d)\n",
1786 ds
, (unsigned long long)
1787 sas_device
->enclosure_logical_id
, sas_device
->slot
);
1788 if (sas_device
->connector_name
[0] != '\0')
1789 sdev_printk(KERN_INFO
, sdev
,
1790 "%s: enclosure level(0x%04x), connector name( %s)\n",
1791 ds
, sas_device
->enclosure_level
,
1792 sas_device
->connector_name
);
1794 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
1797 _scsih_display_sata_capabilities(ioc
, handle
, sdev
);
1800 scsih_change_queue_depth(sdev
, qdepth
);
1803 sas_read_port_mode_page(sdev
);
1804 _scsih_enable_tlr(ioc
, sdev
);
1811 * scsih_bios_param - fetch head, sector, cylinder info for a disk
1812 * @sdev: scsi device struct
1813 * @bdev: pointer to block device context
1814 * @capacity: device size (in 512 byte sectors)
1815 * @params: three element array to place output:
1816 * params[0] number of heads (max 255)
1817 * params[1] number of sectors (max 63)
1818 * params[2] number of cylinders
1823 scsih_bios_param(struct scsi_device
*sdev
, struct block_device
*bdev
,
1824 sector_t capacity
, int params
[])
1834 dummy
= heads
* sectors
;
1835 cylinders
= capacity
;
1836 sector_div(cylinders
, dummy
);
1839 * Handle extended translation size for logical drives
1842 if ((ulong
)capacity
>= 0x200000) {
1845 dummy
= heads
* sectors
;
1846 cylinders
= capacity
;
1847 sector_div(cylinders
, dummy
);
1852 params
[1] = sectors
;
1853 params
[2] = cylinders
;
1859 * _scsih_response_code - translation of device response code
1860 * @ioc: per adapter object
1861 * @response_code: response code returned by the device
1866 _scsih_response_code(struct MPT3SAS_ADAPTER
*ioc
, u8 response_code
)
1870 switch (response_code
) {
1871 case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE
:
1872 desc
= "task management request completed";
1874 case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME
:
1875 desc
= "invalid frame";
1877 case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED
:
1878 desc
= "task management request not supported";
1880 case MPI2_SCSITASKMGMT_RSP_TM_FAILED
:
1881 desc
= "task management request failed";
1883 case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED
:
1884 desc
= "task management request succeeded";
1886 case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN
:
1887 desc
= "invalid lun";
1890 desc
= "overlapped tag attempted";
1892 case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC
:
1893 desc
= "task queued, however not sent to target";
1899 pr_warn(MPT3SAS_FMT
"response_code(0x%01x): %s\n",
1900 ioc
->name
, response_code
, desc
);
1904 * _scsih_tm_done - tm completion routine
1905 * @ioc: per adapter object
1906 * @smid: system request message index
1907 * @msix_index: MSIX table index supplied by the OS
1908 * @reply: reply message frame(lower 32bit addr)
1911 * The callback handler when using scsih_issue_tm.
1913 * Return 1 meaning mf should be freed from _base_interrupt
1914 * 0 means the mf is freed from this function.
1917 _scsih_tm_done(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
, u32 reply
)
1919 MPI2DefaultReply_t
*mpi_reply
;
1921 if (ioc
->tm_cmds
.status
== MPT3_CMD_NOT_USED
)
1923 if (ioc
->tm_cmds
.smid
!= smid
)
1925 mpt3sas_base_flush_reply_queues(ioc
);
1926 ioc
->tm_cmds
.status
|= MPT3_CMD_COMPLETE
;
1927 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
1929 memcpy(ioc
->tm_cmds
.reply
, mpi_reply
, mpi_reply
->MsgLength
*4);
1930 ioc
->tm_cmds
.status
|= MPT3_CMD_REPLY_VALID
;
1932 ioc
->tm_cmds
.status
&= ~MPT3_CMD_PENDING
;
1933 complete(&ioc
->tm_cmds
.done
);
1938 * mpt3sas_scsih_set_tm_flag - set per target tm_busy
1939 * @ioc: per adapter object
1940 * @handle: device handle
1942 * During taskmangement request, we need to freeze the device queue.
1945 mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
1947 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1948 struct scsi_device
*sdev
;
1951 shost_for_each_device(sdev
, ioc
->shost
) {
1954 sas_device_priv_data
= sdev
->hostdata
;
1955 if (!sas_device_priv_data
)
1957 if (sas_device_priv_data
->sas_target
->handle
== handle
) {
1958 sas_device_priv_data
->sas_target
->tm_busy
= 1;
1960 ioc
->ignore_loginfos
= 1;
1966 * mpt3sas_scsih_clear_tm_flag - clear per target tm_busy
1967 * @ioc: per adapter object
1968 * @handle: device handle
1970 * During taskmangement request, we need to freeze the device queue.
1973 mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
1975 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
1976 struct scsi_device
*sdev
;
1979 shost_for_each_device(sdev
, ioc
->shost
) {
1982 sas_device_priv_data
= sdev
->hostdata
;
1983 if (!sas_device_priv_data
)
1985 if (sas_device_priv_data
->sas_target
->handle
== handle
) {
1986 sas_device_priv_data
->sas_target
->tm_busy
= 0;
1988 ioc
->ignore_loginfos
= 0;
1994 * mpt3sas_scsih_issue_tm - main routine for sending tm requests
1995 * @ioc: per adapter struct
1996 * @device_handle: device handle
1997 * @channel: the channel assigned by the OS
1998 * @id: the id assigned by the OS
2000 * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h)
2001 * @smid_task: smid assigned to the task
2002 * @timeout: timeout in seconds
2003 * @m_type: TM_MUTEX_ON or TM_MUTEX_OFF
2006 * A generic API for sending task management requests to firmware.
2008 * The callback index is set inside `ioc->tm_cb_idx`.
2010 * Return SUCCESS or FAILED.
2013 mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
, uint channel
,
2014 uint id
, uint lun
, u8 type
, u16 smid_task
, ulong timeout
,
2015 enum mutex_type m_type
)
2017 Mpi2SCSITaskManagementRequest_t
*mpi_request
;
2018 Mpi2SCSITaskManagementReply_t
*mpi_reply
;
2021 unsigned long timeleft
;
2022 struct scsiio_tracker
*scsi_lookup
= NULL
;
2025 if (m_type
== TM_MUTEX_ON
)
2026 mutex_lock(&ioc
->tm_cmds
.mutex
);
2027 if (ioc
->tm_cmds
.status
!= MPT3_CMD_NOT_USED
) {
2028 pr_info(MPT3SAS_FMT
"%s: tm_cmd busy!!!\n",
2029 __func__
, ioc
->name
);
2034 if (ioc
->shost_recovery
|| ioc
->remove_host
||
2035 ioc
->pci_error_recovery
) {
2036 pr_info(MPT3SAS_FMT
"%s: host reset in progress!\n",
2037 __func__
, ioc
->name
);
2042 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 0);
2043 if (ioc_state
& MPI2_DOORBELL_USED
) {
2044 dhsprintk(ioc
, pr_info(MPT3SAS_FMT
2045 "unexpected doorbell active!\n", ioc
->name
));
2046 rc
= mpt3sas_base_hard_reset_handler(ioc
, CAN_SLEEP
,
2048 rc
= (!rc
) ? SUCCESS
: FAILED
;
2052 if ((ioc_state
& MPI2_IOC_STATE_MASK
) == MPI2_IOC_STATE_FAULT
) {
2053 mpt3sas_base_fault_info(ioc
, ioc_state
&
2054 MPI2_DOORBELL_DATA_MASK
);
2055 rc
= mpt3sas_base_hard_reset_handler(ioc
, CAN_SLEEP
,
2057 rc
= (!rc
) ? SUCCESS
: FAILED
;
2061 smid
= mpt3sas_base_get_smid_hpr(ioc
, ioc
->tm_cb_idx
);
2063 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
2064 ioc
->name
, __func__
);
2069 if (type
== MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
)
2070 scsi_lookup
= &ioc
->scsi_lookup
[smid_task
- 1];
2072 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
2073 "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n",
2074 ioc
->name
, handle
, type
, smid_task
));
2075 ioc
->tm_cmds
.status
= MPT3_CMD_PENDING
;
2076 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
2077 ioc
->tm_cmds
.smid
= smid
;
2078 memset(mpi_request
, 0, sizeof(Mpi2SCSITaskManagementRequest_t
));
2079 memset(ioc
->tm_cmds
.reply
, 0, sizeof(Mpi2SCSITaskManagementReply_t
));
2080 mpi_request
->Function
= MPI2_FUNCTION_SCSI_TASK_MGMT
;
2081 mpi_request
->DevHandle
= cpu_to_le16(handle
);
2082 mpi_request
->TaskType
= type
;
2083 mpi_request
->TaskMID
= cpu_to_le16(smid_task
);
2084 int_to_scsilun(lun
, (struct scsi_lun
*)mpi_request
->LUN
);
2085 mpt3sas_scsih_set_tm_flag(ioc
, handle
);
2086 init_completion(&ioc
->tm_cmds
.done
);
2087 mpt3sas_base_put_smid_hi_priority(ioc
, smid
);
2088 timeleft
= wait_for_completion_timeout(&ioc
->tm_cmds
.done
, timeout
*HZ
);
2089 if (!(ioc
->tm_cmds
.status
& MPT3_CMD_COMPLETE
)) {
2090 pr_err(MPT3SAS_FMT
"%s: timeout\n",
2091 ioc
->name
, __func__
);
2092 _debug_dump_mf(mpi_request
,
2093 sizeof(Mpi2SCSITaskManagementRequest_t
)/4);
2094 if (!(ioc
->tm_cmds
.status
& MPT3_CMD_RESET
)) {
2095 rc
= mpt3sas_base_hard_reset_handler(ioc
, CAN_SLEEP
,
2097 rc
= (!rc
) ? SUCCESS
: FAILED
;
2098 ioc
->tm_cmds
.status
= MPT3_CMD_NOT_USED
;
2099 mpt3sas_scsih_clear_tm_flag(ioc
, handle
);
2104 if (ioc
->tm_cmds
.status
& MPT3_CMD_REPLY_VALID
) {
2105 mpt3sas_trigger_master(ioc
, MASTER_TRIGGER_TASK_MANAGMENT
);
2106 mpi_reply
= ioc
->tm_cmds
.reply
;
2107 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
"complete tm: " \
2108 "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n",
2109 ioc
->name
, le16_to_cpu(mpi_reply
->IOCStatus
),
2110 le32_to_cpu(mpi_reply
->IOCLogInfo
),
2111 le32_to_cpu(mpi_reply
->TerminationCount
)));
2112 if (ioc
->logging_level
& MPT_DEBUG_TM
) {
2113 _scsih_response_code(ioc
, mpi_reply
->ResponseCode
);
2114 if (mpi_reply
->IOCStatus
)
2115 _debug_dump_mf(mpi_request
,
2116 sizeof(Mpi2SCSITaskManagementRequest_t
)/4);
2121 case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
:
2123 if (scsi_lookup
->scmd
== NULL
)
2128 case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
:
2129 if (_scsih_scsi_lookup_find_by_target(ioc
, id
, channel
))
2134 case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET
:
2135 case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET
:
2136 if (_scsih_scsi_lookup_find_by_lun(ioc
, id
, lun
, channel
))
2141 case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK
:
2149 mpt3sas_scsih_clear_tm_flag(ioc
, handle
);
2150 ioc
->tm_cmds
.status
= MPT3_CMD_NOT_USED
;
2151 if (m_type
== TM_MUTEX_ON
)
2152 mutex_unlock(&ioc
->tm_cmds
.mutex
);
2157 if (m_type
== TM_MUTEX_ON
)
2158 mutex_unlock(&ioc
->tm_cmds
.mutex
);
2163 * _scsih_tm_display_info - displays info about the device
2164 * @ioc: per adapter struct
2165 * @scmd: pointer to scsi command object
2167 * Called by task management callback handlers.
2170 _scsih_tm_display_info(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
)
2172 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
2173 struct MPT3SAS_TARGET
*priv_target
= starget
->hostdata
;
2174 struct _sas_device
*sas_device
= NULL
;
2175 unsigned long flags
;
2176 char *device_str
= NULL
;
2180 device_str
= "volume";
2182 scsi_print_command(scmd
);
2183 if (priv_target
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
2184 starget_printk(KERN_INFO
, starget
,
2185 "%s handle(0x%04x), %s wwid(0x%016llx)\n",
2186 device_str
, priv_target
->handle
,
2187 device_str
, (unsigned long long)priv_target
->sas_address
);
2189 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
2190 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
2191 priv_target
->sas_address
);
2193 if (priv_target
->flags
&
2194 MPT_TARGET_FLAGS_RAID_COMPONENT
) {
2195 starget_printk(KERN_INFO
, starget
,
2196 "volume handle(0x%04x), "
2197 "volume wwid(0x%016llx)\n",
2198 sas_device
->volume_handle
,
2199 (unsigned long long)sas_device
->volume_wwid
);
2201 starget_printk(KERN_INFO
, starget
,
2202 "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n",
2204 (unsigned long long)sas_device
->sas_address
,
2206 if (sas_device
->enclosure_handle
!= 0)
2207 starget_printk(KERN_INFO
, starget
,
2208 "enclosure_logical_id(0x%016llx), slot(%d)\n",
2209 (unsigned long long)
2210 sas_device
->enclosure_logical_id
,
2212 if (sas_device
->connector_name
)
2213 starget_printk(KERN_INFO
, starget
,
2214 "enclosure level(0x%04x),connector name(%s)\n",
2215 sas_device
->enclosure_level
,
2216 sas_device
->connector_name
);
2218 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
2223 * scsih_abort - eh threads main abort routine
2224 * @scmd: pointer to scsi command object
2226 * Returns SUCCESS if command aborted else FAILED
2229 scsih_abort(struct scsi_cmnd
*scmd
)
2231 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2232 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2237 sdev_printk(KERN_INFO
, scmd
->device
,
2238 "attempting task abort! scmd(%p)\n", scmd
);
2239 _scsih_tm_display_info(ioc
, scmd
);
2241 sas_device_priv_data
= scmd
->device
->hostdata
;
2242 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
2243 sdev_printk(KERN_INFO
, scmd
->device
,
2244 "device been deleted! scmd(%p)\n", scmd
);
2245 scmd
->result
= DID_NO_CONNECT
<< 16;
2246 scmd
->scsi_done(scmd
);
2251 /* search for the command */
2252 smid
= _scsih_scsi_lookup_find_by_scmd(ioc
, scmd
);
2254 scmd
->result
= DID_RESET
<< 16;
2259 /* for hidden raid components and volumes this is not supported */
2260 if (sas_device_priv_data
->sas_target
->flags
&
2261 MPT_TARGET_FLAGS_RAID_COMPONENT
||
2262 sas_device_priv_data
->sas_target
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
2263 scmd
->result
= DID_RESET
<< 16;
2268 mpt3sas_halt_firmware(ioc
);
2270 handle
= sas_device_priv_data
->sas_target
->handle
;
2271 r
= mpt3sas_scsih_issue_tm(ioc
, handle
, scmd
->device
->channel
,
2272 scmd
->device
->id
, scmd
->device
->lun
,
2273 MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
, smid
, 30, TM_MUTEX_ON
);
2276 sdev_printk(KERN_INFO
, scmd
->device
, "task abort: %s scmd(%p)\n",
2277 ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2282 * scsih_dev_reset - eh threads main device reset routine
2283 * @scmd: pointer to scsi command object
2285 * Returns SUCCESS if command aborted else FAILED
2288 scsih_dev_reset(struct scsi_cmnd
*scmd
)
2290 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2291 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2292 struct _sas_device
*sas_device
;
2293 unsigned long flags
;
2297 sdev_printk(KERN_INFO
, scmd
->device
,
2298 "attempting device reset! scmd(%p)\n", scmd
);
2299 _scsih_tm_display_info(ioc
, scmd
);
2301 sas_device_priv_data
= scmd
->device
->hostdata
;
2302 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
2303 sdev_printk(KERN_INFO
, scmd
->device
,
2304 "device been deleted! scmd(%p)\n", scmd
);
2305 scmd
->result
= DID_NO_CONNECT
<< 16;
2306 scmd
->scsi_done(scmd
);
2311 /* for hidden raid components obtain the volume_handle */
2313 if (sas_device_priv_data
->sas_target
->flags
&
2314 MPT_TARGET_FLAGS_RAID_COMPONENT
) {
2315 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
2316 sas_device
= _scsih_sas_device_find_by_handle(ioc
,
2317 sas_device_priv_data
->sas_target
->handle
);
2319 handle
= sas_device
->volume_handle
;
2320 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
2322 handle
= sas_device_priv_data
->sas_target
->handle
;
2325 scmd
->result
= DID_RESET
<< 16;
2330 r
= mpt3sas_scsih_issue_tm(ioc
, handle
, scmd
->device
->channel
,
2331 scmd
->device
->id
, scmd
->device
->lun
,
2332 MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET
, 0, 30, TM_MUTEX_ON
);
2335 sdev_printk(KERN_INFO
, scmd
->device
, "device reset: %s scmd(%p)\n",
2336 ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2341 * scsih_target_reset - eh threads main target reset routine
2342 * @scmd: pointer to scsi command object
2344 * Returns SUCCESS if command aborted else FAILED
2347 scsih_target_reset(struct scsi_cmnd
*scmd
)
2349 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2350 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2351 struct _sas_device
*sas_device
;
2352 unsigned long flags
;
2355 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
2357 starget_printk(KERN_INFO
, starget
, "attempting target reset! scmd(%p)\n",
2359 _scsih_tm_display_info(ioc
, scmd
);
2361 sas_device_priv_data
= scmd
->device
->hostdata
;
2362 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
2363 starget_printk(KERN_INFO
, starget
, "target been deleted! scmd(%p)\n",
2365 scmd
->result
= DID_NO_CONNECT
<< 16;
2366 scmd
->scsi_done(scmd
);
2371 /* for hidden raid components obtain the volume_handle */
2373 if (sas_device_priv_data
->sas_target
->flags
&
2374 MPT_TARGET_FLAGS_RAID_COMPONENT
) {
2375 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
2376 sas_device
= _scsih_sas_device_find_by_handle(ioc
,
2377 sas_device_priv_data
->sas_target
->handle
);
2379 handle
= sas_device
->volume_handle
;
2380 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
2382 handle
= sas_device_priv_data
->sas_target
->handle
;
2385 scmd
->result
= DID_RESET
<< 16;
2390 r
= mpt3sas_scsih_issue_tm(ioc
, handle
, scmd
->device
->channel
,
2391 scmd
->device
->id
, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
, 0,
2395 starget_printk(KERN_INFO
, starget
, "target reset: %s scmd(%p)\n",
2396 ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2402 * scsih_host_reset - eh threads main host reset routine
2403 * @scmd: pointer to scsi command object
2405 * Returns SUCCESS if command aborted else FAILED
2408 scsih_host_reset(struct scsi_cmnd
*scmd
)
2410 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(scmd
->device
->host
);
2413 pr_info(MPT3SAS_FMT
"attempting host reset! scmd(%p)\n",
2415 scsi_print_command(scmd
);
2417 if (ioc
->is_driver_loading
) {
2418 pr_info(MPT3SAS_FMT
"Blocking the host reset\n",
2424 retval
= mpt3sas_base_hard_reset_handler(ioc
, CAN_SLEEP
,
2426 r
= (retval
< 0) ? FAILED
: SUCCESS
;
2428 pr_info(MPT3SAS_FMT
"host reset: %s scmd(%p)\n",
2429 ioc
->name
, ((r
== SUCCESS
) ? "SUCCESS" : "FAILED"), scmd
);
2435 * _scsih_fw_event_add - insert and queue up fw_event
2436 * @ioc: per adapter object
2437 * @fw_event: object describing the event
2438 * Context: This function will acquire ioc->fw_event_lock.
2440 * This adds the firmware event object into link list, then queues it up to
2441 * be processed from user context.
2446 _scsih_fw_event_add(struct MPT3SAS_ADAPTER
*ioc
, struct fw_event_work
*fw_event
)
2448 unsigned long flags
;
2450 if (ioc
->firmware_event_thread
== NULL
)
2453 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
2454 INIT_LIST_HEAD(&fw_event
->list
);
2455 list_add_tail(&fw_event
->list
, &ioc
->fw_event_list
);
2456 INIT_WORK(&fw_event
->work
, _firmware_event_work
);
2457 queue_work(ioc
->firmware_event_thread
, &fw_event
->work
);
2458 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
2462 * _scsih_fw_event_free - delete fw_event
2463 * @ioc: per adapter object
2464 * @fw_event: object describing the event
2465 * Context: This function will acquire ioc->fw_event_lock.
2467 * This removes firmware event object from link list, frees associated memory.
2472 _scsih_fw_event_free(struct MPT3SAS_ADAPTER
*ioc
, struct fw_event_work
2475 unsigned long flags
;
2477 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
2478 list_del(&fw_event
->list
);
2480 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
2485 * mpt3sas_send_trigger_data_event - send event for processing trigger data
2486 * @ioc: per adapter object
2487 * @event_data: trigger event data
2492 mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER
*ioc
,
2493 struct SL_WH_TRIGGERS_EVENT_DATA_T
*event_data
)
2495 struct fw_event_work
*fw_event
;
2497 if (ioc
->is_driver_loading
)
2499 fw_event
= kzalloc(sizeof(*fw_event
) + sizeof(*event_data
),
2503 fw_event
->event
= MPT3SAS_PROCESS_TRIGGER_DIAG
;
2504 fw_event
->ioc
= ioc
;
2505 memcpy(fw_event
->event_data
, event_data
, sizeof(*event_data
));
2506 _scsih_fw_event_add(ioc
, fw_event
);
2510 * _scsih_error_recovery_delete_devices - remove devices not responding
2511 * @ioc: per adapter object
2516 _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER
*ioc
)
2518 struct fw_event_work
*fw_event
;
2520 if (ioc
->is_driver_loading
)
2522 fw_event
= kzalloc(sizeof(struct fw_event_work
), GFP_ATOMIC
);
2525 fw_event
->event
= MPT3SAS_REMOVE_UNRESPONDING_DEVICES
;
2526 fw_event
->ioc
= ioc
;
2527 _scsih_fw_event_add(ioc
, fw_event
);
2531 * mpt3sas_port_enable_complete - port enable completed (fake event)
2532 * @ioc: per adapter object
2537 mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER
*ioc
)
2539 struct fw_event_work
*fw_event
;
2541 fw_event
= kzalloc(sizeof(struct fw_event_work
), GFP_ATOMIC
);
2544 fw_event
->event
= MPT3SAS_PORT_ENABLE_COMPLETE
;
2545 fw_event
->ioc
= ioc
;
2546 _scsih_fw_event_add(ioc
, fw_event
);
2550 * _scsih_fw_event_cleanup_queue - cleanup event queue
2551 * @ioc: per adapter object
2553 * Walk the firmware event queue, either killing timers, or waiting
2554 * for outstanding events to complete
2559 _scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER
*ioc
)
2561 struct fw_event_work
*fw_event
, *next
;
2563 if (list_empty(&ioc
->fw_event_list
) ||
2564 !ioc
->firmware_event_thread
|| in_interrupt())
2567 list_for_each_entry_safe(fw_event
, next
, &ioc
->fw_event_list
, list
) {
2568 if (cancel_delayed_work_sync(&fw_event
->delayed_work
)) {
2569 _scsih_fw_event_free(ioc
, fw_event
);
2576 * _scsih_internal_device_block - block the sdev device
2577 * @sdev: per device object
2578 * @sas_device_priv_data : per device driver private data
2580 * make sure device is blocked without error, if not
2584 _scsih_internal_device_block(struct scsi_device
*sdev
,
2585 struct MPT3SAS_DEVICE
*sas_device_priv_data
)
2589 sdev_printk(KERN_INFO
, sdev
, "device_block, handle(0x%04x)\n",
2590 sas_device_priv_data
->sas_target
->handle
);
2591 sas_device_priv_data
->block
= 1;
2593 r
= scsi_internal_device_block(sdev
);
2595 sdev_printk(KERN_WARNING
, sdev
,
2596 "device_block failed with return(%d) for handle(0x%04x)\n",
2597 sas_device_priv_data
->sas_target
->handle
, r
);
2601 * _scsih_internal_device_unblock - unblock the sdev device
2602 * @sdev: per device object
2603 * @sas_device_priv_data : per device driver private data
2604 * make sure device is unblocked without error, if not retry
2605 * by blocking and then unblocking
2609 _scsih_internal_device_unblock(struct scsi_device
*sdev
,
2610 struct MPT3SAS_DEVICE
*sas_device_priv_data
)
2614 sdev_printk(KERN_WARNING
, sdev
, "device_unblock and setting to running, "
2615 "handle(0x%04x)\n", sas_device_priv_data
->sas_target
->handle
);
2616 sas_device_priv_data
->block
= 0;
2617 r
= scsi_internal_device_unblock(sdev
, SDEV_RUNNING
);
2619 /* The device has been set to SDEV_RUNNING by SD layer during
2620 * device addition but the request queue is still stopped by
2621 * our earlier block call. We need to perform a block again
2622 * to get the device to SDEV_BLOCK and then to SDEV_RUNNING */
2624 sdev_printk(KERN_WARNING
, sdev
,
2625 "device_unblock failed with return(%d) for handle(0x%04x) "
2626 "performing a block followed by an unblock\n",
2627 sas_device_priv_data
->sas_target
->handle
, r
);
2628 sas_device_priv_data
->block
= 1;
2629 r
= scsi_internal_device_block(sdev
);
2631 sdev_printk(KERN_WARNING
, sdev
, "retried device_block "
2632 "failed with return(%d) for handle(0x%04x)\n",
2633 sas_device_priv_data
->sas_target
->handle
, r
);
2635 sas_device_priv_data
->block
= 0;
2636 r
= scsi_internal_device_unblock(sdev
, SDEV_RUNNING
);
2638 sdev_printk(KERN_WARNING
, sdev
, "retried device_unblock"
2639 " failed with return(%d) for handle(0x%04x)\n",
2640 sas_device_priv_data
->sas_target
->handle
, r
);
2645 * _scsih_ublock_io_all_device - unblock every device
2646 * @ioc: per adapter object
2648 * change the device state from block to running
2651 _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER
*ioc
)
2653 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2654 struct scsi_device
*sdev
;
2656 shost_for_each_device(sdev
, ioc
->shost
) {
2657 sas_device_priv_data
= sdev
->hostdata
;
2658 if (!sas_device_priv_data
)
2660 if (!sas_device_priv_data
->block
)
2663 dewtprintk(ioc
, sdev_printk(KERN_INFO
, sdev
,
2664 "device_running, handle(0x%04x)\n",
2665 sas_device_priv_data
->sas_target
->handle
));
2666 _scsih_internal_device_unblock(sdev
, sas_device_priv_data
);
2672 * _scsih_ublock_io_device - prepare device to be deleted
2673 * @ioc: per adapter object
2674 * @sas_addr: sas address
2676 * unblock then put device in offline state
2679 _scsih_ublock_io_device(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
)
2681 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2682 struct scsi_device
*sdev
;
2684 shost_for_each_device(sdev
, ioc
->shost
) {
2685 sas_device_priv_data
= sdev
->hostdata
;
2686 if (!sas_device_priv_data
)
2688 if (sas_device_priv_data
->sas_target
->sas_address
2691 if (sas_device_priv_data
->block
)
2692 _scsih_internal_device_unblock(sdev
,
2693 sas_device_priv_data
);
2698 * _scsih_block_io_all_device - set the device state to SDEV_BLOCK
2699 * @ioc: per adapter object
2700 * @handle: device handle
2702 * During device pull we need to appropiately set the sdev state.
2705 _scsih_block_io_all_device(struct MPT3SAS_ADAPTER
*ioc
)
2707 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2708 struct scsi_device
*sdev
;
2710 shost_for_each_device(sdev
, ioc
->shost
) {
2711 sas_device_priv_data
= sdev
->hostdata
;
2712 if (!sas_device_priv_data
)
2714 if (sas_device_priv_data
->block
)
2716 _scsih_internal_device_block(sdev
, sas_device_priv_data
);
2721 * _scsih_block_io_device - set the device state to SDEV_BLOCK
2722 * @ioc: per adapter object
2723 * @handle: device handle
2725 * During device pull we need to appropiately set the sdev state.
2728 _scsih_block_io_device(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
2730 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
2731 struct scsi_device
*sdev
;
2732 struct _sas_device
*sas_device
;
2734 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
2738 shost_for_each_device(sdev
, ioc
->shost
) {
2739 sas_device_priv_data
= sdev
->hostdata
;
2740 if (!sas_device_priv_data
)
2742 if (sas_device_priv_data
->sas_target
->handle
!= handle
)
2744 if (sas_device_priv_data
->block
)
2746 if (sas_device
->pend_sas_rphy_add
)
2748 _scsih_internal_device_block(sdev
, sas_device_priv_data
);
2753 * _scsih_block_io_to_children_attached_to_ex
2754 * @ioc: per adapter object
2755 * @sas_expander: the sas_device object
2757 * This routine set sdev state to SDEV_BLOCK for all devices
2758 * attached to this expander. This function called when expander is
2762 _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER
*ioc
,
2763 struct _sas_node
*sas_expander
)
2765 struct _sas_port
*mpt3sas_port
;
2766 struct _sas_device
*sas_device
;
2767 struct _sas_node
*expander_sibling
;
2768 unsigned long flags
;
2773 list_for_each_entry(mpt3sas_port
,
2774 &sas_expander
->sas_port_list
, port_list
) {
2775 if (mpt3sas_port
->remote_identify
.device_type
==
2777 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
2779 mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
2780 mpt3sas_port
->remote_identify
.sas_address
);
2782 set_bit(sas_device
->handle
,
2783 ioc
->blocking_handles
);
2784 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
2788 list_for_each_entry(mpt3sas_port
,
2789 &sas_expander
->sas_port_list
, port_list
) {
2791 if (mpt3sas_port
->remote_identify
.device_type
==
2792 SAS_EDGE_EXPANDER_DEVICE
||
2793 mpt3sas_port
->remote_identify
.device_type
==
2794 SAS_FANOUT_EXPANDER_DEVICE
) {
2796 mpt3sas_scsih_expander_find_by_sas_address(
2797 ioc
, mpt3sas_port
->remote_identify
.sas_address
);
2798 _scsih_block_io_to_children_attached_to_ex(ioc
,
2805 * _scsih_block_io_to_children_attached_directly
2806 * @ioc: per adapter object
2807 * @event_data: topology change event data
2809 * This routine set sdev state to SDEV_BLOCK for all devices
2810 * direct attached during device pull.
2813 _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER
*ioc
,
2814 Mpi2EventDataSasTopologyChangeList_t
*event_data
)
2820 for (i
= 0; i
< event_data
->NumEntries
; i
++) {
2821 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
2824 reason_code
= event_data
->PHY
[i
].PhyStatus
&
2825 MPI2_EVENT_SAS_TOPO_RC_MASK
;
2826 if (reason_code
== MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING
)
2827 _scsih_block_io_device(ioc
, handle
);
2832 * _scsih_tm_tr_send - send task management request
2833 * @ioc: per adapter object
2834 * @handle: device handle
2835 * Context: interrupt time.
2837 * This code is to initiate the device removal handshake protocol
2838 * with controller firmware. This function will issue target reset
2839 * using high priority request queue. It will send a sas iounit
2840 * control request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion.
2842 * This is designed to send muliple task management request at the same
2843 * time to the fifo. If the fifo is full, we will append the request,
2844 * and process it in a future completion.
2847 _scsih_tm_tr_send(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
2849 Mpi2SCSITaskManagementRequest_t
*mpi_request
;
2851 struct _sas_device
*sas_device
;
2852 struct MPT3SAS_TARGET
*sas_target_priv_data
= NULL
;
2853 u64 sas_address
= 0;
2854 unsigned long flags
;
2855 struct _tr_list
*delayed_tr
;
2858 if (ioc
->remove_host
) {
2859 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2860 "%s: host has been removed: handle(0x%04x)\n",
2861 __func__
, ioc
->name
, handle
));
2863 } else if (ioc
->pci_error_recovery
) {
2864 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2865 "%s: host in pci error recovery: handle(0x%04x)\n",
2866 __func__
, ioc
->name
,
2870 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 1);
2871 if (ioc_state
!= MPI2_IOC_STATE_OPERATIONAL
) {
2872 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2873 "%s: host is not operational: handle(0x%04x)\n",
2874 __func__
, ioc
->name
,
2879 /* if PD, then return */
2880 if (test_bit(handle
, ioc
->pd_handles
))
2883 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
2884 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
2885 if (sas_device
&& sas_device
->starget
&&
2886 sas_device
->starget
->hostdata
) {
2887 sas_target_priv_data
= sas_device
->starget
->hostdata
;
2888 sas_target_priv_data
->deleted
= 1;
2889 sas_address
= sas_device
->sas_address
;
2891 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
2893 if (sas_target_priv_data
) {
2894 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2895 "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n",
2897 (unsigned long long)sas_address
));
2898 if (sas_device
->enclosure_handle
!= 0)
2899 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2900 "setting delete flag:enclosure logical id(0x%016llx),"
2901 " slot(%d)\n", ioc
->name
, (unsigned long long)
2902 sas_device
->enclosure_logical_id
,
2904 if (sas_device
->connector_name
)
2905 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2906 "setting delete flag: enclosure level(0x%04x),"
2907 " connector name( %s)\n", ioc
->name
,
2908 sas_device
->enclosure_level
,
2909 sas_device
->connector_name
));
2910 _scsih_ublock_io_device(ioc
, sas_address
);
2911 sas_target_priv_data
->handle
= MPT3SAS_INVALID_DEVICE_HANDLE
;
2914 smid
= mpt3sas_base_get_smid_hpr(ioc
, ioc
->tm_tr_cb_idx
);
2916 delayed_tr
= kzalloc(sizeof(*delayed_tr
), GFP_ATOMIC
);
2919 INIT_LIST_HEAD(&delayed_tr
->list
);
2920 delayed_tr
->handle
= handle
;
2921 list_add_tail(&delayed_tr
->list
, &ioc
->delayed_tr_list
);
2922 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2923 "DELAYED:tr:handle(0x%04x), (open)\n",
2924 ioc
->name
, handle
));
2928 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2929 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
2930 ioc
->name
, handle
, smid
,
2931 ioc
->tm_tr_cb_idx
));
2932 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
2933 memset(mpi_request
, 0, sizeof(Mpi2SCSITaskManagementRequest_t
));
2934 mpi_request
->Function
= MPI2_FUNCTION_SCSI_TASK_MGMT
;
2935 mpi_request
->DevHandle
= cpu_to_le16(handle
);
2936 mpi_request
->TaskType
= MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
;
2937 mpt3sas_base_put_smid_hi_priority(ioc
, smid
);
2938 mpt3sas_trigger_master(ioc
, MASTER_TRIGGER_DEVICE_REMOVAL
);
2942 * _scsih_tm_tr_complete -
2943 * @ioc: per adapter object
2944 * @smid: system request message index
2945 * @msix_index: MSIX table index supplied by the OS
2946 * @reply: reply message frame(lower 32bit addr)
2947 * Context: interrupt time.
2949 * This is the target reset completion routine.
2950 * This code is part of the code to initiate the device removal
2951 * handshake protocol with controller firmware.
2952 * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE)
2954 * Return 1 meaning mf should be freed from _base_interrupt
2955 * 0 means the mf is freed from this function.
2958 _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
,
2962 Mpi2SCSITaskManagementRequest_t
*mpi_request_tm
;
2963 Mpi2SCSITaskManagementReply_t
*mpi_reply
=
2964 mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
2965 Mpi2SasIoUnitControlRequest_t
*mpi_request
;
2969 if (ioc
->remove_host
) {
2970 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2971 "%s: host has been removed\n", __func__
, ioc
->name
));
2973 } else if (ioc
->pci_error_recovery
) {
2974 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2975 "%s: host in pci error recovery\n", __func__
,
2979 ioc_state
= mpt3sas_base_get_iocstate(ioc
, 1);
2980 if (ioc_state
!= MPI2_IOC_STATE_OPERATIONAL
) {
2981 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
2982 "%s: host is not operational\n", __func__
, ioc
->name
));
2985 if (unlikely(!mpi_reply
)) {
2986 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
2987 ioc
->name
, __FILE__
, __LINE__
, __func__
);
2990 mpi_request_tm
= mpt3sas_base_get_msg_frame(ioc
, smid
);
2991 handle
= le16_to_cpu(mpi_request_tm
->DevHandle
);
2992 if (handle
!= le16_to_cpu(mpi_reply
->DevHandle
)) {
2993 dewtprintk(ioc
, pr_err(MPT3SAS_FMT
2994 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
2996 le16_to_cpu(mpi_reply
->DevHandle
), smid
));
3000 mpt3sas_trigger_master(ioc
, MASTER_TRIGGER_TASK_MANAGMENT
);
3001 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3002 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3003 "loginfo(0x%08x), completed(%d)\n", ioc
->name
,
3004 handle
, smid
, le16_to_cpu(mpi_reply
->IOCStatus
),
3005 le32_to_cpu(mpi_reply
->IOCLogInfo
),
3006 le32_to_cpu(mpi_reply
->TerminationCount
)));
3008 smid_sas_ctrl
= mpt3sas_base_get_smid(ioc
, ioc
->tm_sas_control_cb_idx
);
3009 if (!smid_sas_ctrl
) {
3010 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
3011 ioc
->name
, __func__
);
3015 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3016 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3017 ioc
->name
, handle
, smid_sas_ctrl
,
3018 ioc
->tm_sas_control_cb_idx
));
3019 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid_sas_ctrl
);
3020 memset(mpi_request
, 0, sizeof(Mpi2SasIoUnitControlRequest_t
));
3021 mpi_request
->Function
= MPI2_FUNCTION_SAS_IO_UNIT_CONTROL
;
3022 mpi_request
->Operation
= MPI2_SAS_OP_REMOVE_DEVICE
;
3023 mpi_request
->DevHandle
= mpi_request_tm
->DevHandle
;
3024 mpt3sas_base_put_smid_default(ioc
, smid_sas_ctrl
);
3026 return _scsih_check_for_pending_tm(ioc
, smid
);
3031 * _scsih_sas_control_complete - completion routine
3032 * @ioc: per adapter object
3033 * @smid: system request message index
3034 * @msix_index: MSIX table index supplied by the OS
3035 * @reply: reply message frame(lower 32bit addr)
3036 * Context: interrupt time.
3038 * This is the sas iounit control completion routine.
3039 * This code is part of the code to initiate the device removal
3040 * handshake protocol with controller firmware.
3042 * Return 1 meaning mf should be freed from _base_interrupt
3043 * 0 means the mf is freed from this function.
3046 _scsih_sas_control_complete(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
,
3047 u8 msix_index
, u32 reply
)
3049 Mpi2SasIoUnitControlReply_t
*mpi_reply
=
3050 mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
3052 if (likely(mpi_reply
)) {
3053 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3054 "sc_complete:handle(0x%04x), (open) "
3055 "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n",
3056 ioc
->name
, le16_to_cpu(mpi_reply
->DevHandle
), smid
,
3057 le16_to_cpu(mpi_reply
->IOCStatus
),
3058 le32_to_cpu(mpi_reply
->IOCLogInfo
)));
3060 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
3061 ioc
->name
, __FILE__
, __LINE__
, __func__
);
3067 * _scsih_tm_tr_volume_send - send target reset request for volumes
3068 * @ioc: per adapter object
3069 * @handle: device handle
3070 * Context: interrupt time.
3072 * This is designed to send muliple task management request at the same
3073 * time to the fifo. If the fifo is full, we will append the request,
3074 * and process it in a future completion.
3077 _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3079 Mpi2SCSITaskManagementRequest_t
*mpi_request
;
3081 struct _tr_list
*delayed_tr
;
3083 if (ioc
->shost_recovery
|| ioc
->remove_host
||
3084 ioc
->pci_error_recovery
) {
3085 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3086 "%s: host reset in progress!\n",
3087 __func__
, ioc
->name
));
3091 smid
= mpt3sas_base_get_smid_hpr(ioc
, ioc
->tm_tr_volume_cb_idx
);
3093 delayed_tr
= kzalloc(sizeof(*delayed_tr
), GFP_ATOMIC
);
3096 INIT_LIST_HEAD(&delayed_tr
->list
);
3097 delayed_tr
->handle
= handle
;
3098 list_add_tail(&delayed_tr
->list
, &ioc
->delayed_tr_volume_list
);
3099 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3100 "DELAYED:tr:handle(0x%04x), (open)\n",
3101 ioc
->name
, handle
));
3105 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3106 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3107 ioc
->name
, handle
, smid
,
3108 ioc
->tm_tr_volume_cb_idx
));
3109 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3110 memset(mpi_request
, 0, sizeof(Mpi2SCSITaskManagementRequest_t
));
3111 mpi_request
->Function
= MPI2_FUNCTION_SCSI_TASK_MGMT
;
3112 mpi_request
->DevHandle
= cpu_to_le16(handle
);
3113 mpi_request
->TaskType
= MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET
;
3114 mpt3sas_base_put_smid_hi_priority(ioc
, smid
);
3118 * _scsih_tm_volume_tr_complete - target reset completion
3119 * @ioc: per adapter object
3120 * @smid: system request message index
3121 * @msix_index: MSIX table index supplied by the OS
3122 * @reply: reply message frame(lower 32bit addr)
3123 * Context: interrupt time.
3125 * Return 1 meaning mf should be freed from _base_interrupt
3126 * 0 means the mf is freed from this function.
3129 _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
,
3130 u8 msix_index
, u32 reply
)
3133 Mpi2SCSITaskManagementRequest_t
*mpi_request_tm
;
3134 Mpi2SCSITaskManagementReply_t
*mpi_reply
=
3135 mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
3137 if (ioc
->shost_recovery
|| ioc
->remove_host
||
3138 ioc
->pci_error_recovery
) {
3139 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3140 "%s: host reset in progress!\n",
3141 __func__
, ioc
->name
));
3144 if (unlikely(!mpi_reply
)) {
3145 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
3146 ioc
->name
, __FILE__
, __LINE__
, __func__
);
3150 mpi_request_tm
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3151 handle
= le16_to_cpu(mpi_request_tm
->DevHandle
);
3152 if (handle
!= le16_to_cpu(mpi_reply
->DevHandle
)) {
3153 dewtprintk(ioc
, pr_err(MPT3SAS_FMT
3154 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3156 le16_to_cpu(mpi_reply
->DevHandle
), smid
));
3160 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3161 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3162 "loginfo(0x%08x), completed(%d)\n", ioc
->name
,
3163 handle
, smid
, le16_to_cpu(mpi_reply
->IOCStatus
),
3164 le32_to_cpu(mpi_reply
->IOCLogInfo
),
3165 le32_to_cpu(mpi_reply
->TerminationCount
)));
3167 return _scsih_check_for_pending_tm(ioc
, smid
);
3172 * _scsih_check_for_pending_tm - check for pending task management
3173 * @ioc: per adapter object
3174 * @smid: system request message index
3176 * This will check delayed target reset list, and feed the
3179 * Return 1 meaning mf should be freed from _base_interrupt
3180 * 0 means the mf is freed from this function.
3183 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
)
3185 struct _tr_list
*delayed_tr
;
3187 if (!list_empty(&ioc
->delayed_tr_volume_list
)) {
3188 delayed_tr
= list_entry(ioc
->delayed_tr_volume_list
.next
,
3189 struct _tr_list
, list
);
3190 mpt3sas_base_free_smid(ioc
, smid
);
3191 _scsih_tm_tr_volume_send(ioc
, delayed_tr
->handle
);
3192 list_del(&delayed_tr
->list
);
3197 if (!list_empty(&ioc
->delayed_tr_list
)) {
3198 delayed_tr
= list_entry(ioc
->delayed_tr_list
.next
,
3199 struct _tr_list
, list
);
3200 mpt3sas_base_free_smid(ioc
, smid
);
3201 _scsih_tm_tr_send(ioc
, delayed_tr
->handle
);
3202 list_del(&delayed_tr
->list
);
3211 * _scsih_check_topo_delete_events - sanity check on topo events
3212 * @ioc: per adapter object
3213 * @event_data: the event data payload
3215 * This routine added to better handle cable breaker.
3217 * This handles the case where driver receives multiple expander
3218 * add and delete events in a single shot. When there is a delete event
3219 * the routine will void any pending add events waiting in the event queue.
3224 _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER
*ioc
,
3225 Mpi2EventDataSasTopologyChangeList_t
*event_data
)
3227 struct fw_event_work
*fw_event
;
3228 Mpi2EventDataSasTopologyChangeList_t
*local_event_data
;
3229 u16 expander_handle
;
3230 struct _sas_node
*sas_expander
;
3231 unsigned long flags
;
3235 for (i
= 0 ; i
< event_data
->NumEntries
; i
++) {
3236 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
3239 reason_code
= event_data
->PHY
[i
].PhyStatus
&
3240 MPI2_EVENT_SAS_TOPO_RC_MASK
;
3241 if (reason_code
== MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
)
3242 _scsih_tm_tr_send(ioc
, handle
);
3245 expander_handle
= le16_to_cpu(event_data
->ExpanderDevHandle
);
3246 if (expander_handle
< ioc
->sas_hba
.num_phys
) {
3247 _scsih_block_io_to_children_attached_directly(ioc
, event_data
);
3250 if (event_data
->ExpStatus
==
3251 MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING
) {
3252 /* put expander attached devices into blocking state */
3253 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
3254 sas_expander
= mpt3sas_scsih_expander_find_by_handle(ioc
,
3256 _scsih_block_io_to_children_attached_to_ex(ioc
, sas_expander
);
3257 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
3259 handle
= find_first_bit(ioc
->blocking_handles
,
3260 ioc
->facts
.MaxDevHandle
);
3261 if (handle
< ioc
->facts
.MaxDevHandle
)
3262 _scsih_block_io_device(ioc
, handle
);
3263 } while (test_and_clear_bit(handle
, ioc
->blocking_handles
));
3264 } else if (event_data
->ExpStatus
== MPI2_EVENT_SAS_TOPO_ES_RESPONDING
)
3265 _scsih_block_io_to_children_attached_directly(ioc
, event_data
);
3267 if (event_data
->ExpStatus
!= MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING
)
3270 /* mark ignore flag for pending events */
3271 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
3272 list_for_each_entry(fw_event
, &ioc
->fw_event_list
, list
) {
3273 if (fw_event
->event
!= MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST
||
3276 local_event_data
= (Mpi2EventDataSasTopologyChangeList_t
*)
3277 fw_event
->event_data
;
3278 if (local_event_data
->ExpStatus
==
3279 MPI2_EVENT_SAS_TOPO_ES_ADDED
||
3280 local_event_data
->ExpStatus
==
3281 MPI2_EVENT_SAS_TOPO_ES_RESPONDING
) {
3282 if (le16_to_cpu(local_event_data
->ExpanderDevHandle
) ==
3284 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3285 "setting ignoring flag\n", ioc
->name
));
3286 fw_event
->ignore
= 1;
3290 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
3294 * _scsih_set_volume_delete_flag - setting volume delete flag
3295 * @ioc: per adapter object
3296 * @handle: device handle
3298 * This returns nothing.
3301 _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3303 struct _raid_device
*raid_device
;
3304 struct MPT3SAS_TARGET
*sas_target_priv_data
;
3305 unsigned long flags
;
3307 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
3308 raid_device
= _scsih_raid_device_find_by_handle(ioc
, handle
);
3309 if (raid_device
&& raid_device
->starget
&&
3310 raid_device
->starget
->hostdata
) {
3311 sas_target_priv_data
=
3312 raid_device
->starget
->hostdata
;
3313 sas_target_priv_data
->deleted
= 1;
3314 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3315 "setting delete flag: handle(0x%04x), "
3316 "wwid(0x%016llx)\n", ioc
->name
, handle
,
3317 (unsigned long long) raid_device
->wwid
));
3319 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
3323 * _scsih_set_volume_handle_for_tr - set handle for target reset to volume
3324 * @handle: input handle
3325 * @a: handle for volume a
3326 * @b: handle for volume b
3328 * IR firmware only supports two raid volumes. The purpose of this
3329 * routine is to set the volume handle in either a or b. When the given
3330 * input handle is non-zero, or when a and b have not been set before.
3333 _scsih_set_volume_handle_for_tr(u16 handle
, u16
*a
, u16
*b
)
3335 if (!handle
|| handle
== *a
|| handle
== *b
)
3344 * _scsih_check_ir_config_unhide_events - check for UNHIDE events
3345 * @ioc: per adapter object
3346 * @event_data: the event data payload
3347 * Context: interrupt time.
3349 * This routine will send target reset to volume, followed by target
3350 * resets to the PDs. This is called when a PD has been removed, or
3351 * volume has been deleted or removed. When the target reset is sent
3352 * to volume, the PD target resets need to be queued to start upon
3353 * completion of the volume target reset.
3358 _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER
*ioc
,
3359 Mpi2EventDataIrConfigChangeList_t
*event_data
)
3361 Mpi2EventIrConfigElement_t
*element
;
3363 u16 handle
, volume_handle
, a
, b
;
3364 struct _tr_list
*delayed_tr
;
3369 /* Volume Resets for Deleted or Removed */
3370 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
3371 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
3372 if (le32_to_cpu(event_data
->Flags
) &
3373 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
)
3375 if (element
->ReasonCode
==
3376 MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED
||
3377 element
->ReasonCode
==
3378 MPI2_EVENT_IR_CHANGE_RC_REMOVED
) {
3379 volume_handle
= le16_to_cpu(element
->VolDevHandle
);
3380 _scsih_set_volume_delete_flag(ioc
, volume_handle
);
3381 _scsih_set_volume_handle_for_tr(volume_handle
, &a
, &b
);
3385 /* Volume Resets for UNHIDE events */
3386 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
3387 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
3388 if (le32_to_cpu(event_data
->Flags
) &
3389 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
)
3391 if (element
->ReasonCode
== MPI2_EVENT_IR_CHANGE_RC_UNHIDE
) {
3392 volume_handle
= le16_to_cpu(element
->VolDevHandle
);
3393 _scsih_set_volume_handle_for_tr(volume_handle
, &a
, &b
);
3398 _scsih_tm_tr_volume_send(ioc
, a
);
3400 _scsih_tm_tr_volume_send(ioc
, b
);
3402 /* PD target resets */
3403 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
3404 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
3405 if (element
->ReasonCode
!= MPI2_EVENT_IR_CHANGE_RC_UNHIDE
)
3407 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
3408 volume_handle
= le16_to_cpu(element
->VolDevHandle
);
3409 clear_bit(handle
, ioc
->pd_handles
);
3411 _scsih_tm_tr_send(ioc
, handle
);
3412 else if (volume_handle
== a
|| volume_handle
== b
) {
3413 delayed_tr
= kzalloc(sizeof(*delayed_tr
), GFP_ATOMIC
);
3414 BUG_ON(!delayed_tr
);
3415 INIT_LIST_HEAD(&delayed_tr
->list
);
3416 delayed_tr
->handle
= handle
;
3417 list_add_tail(&delayed_tr
->list
, &ioc
->delayed_tr_list
);
3418 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
3419 "DELAYED:tr:handle(0x%04x), (open)\n", ioc
->name
,
3422 _scsih_tm_tr_send(ioc
, handle
);
3428 * _scsih_check_volume_delete_events - set delete flag for volumes
3429 * @ioc: per adapter object
3430 * @event_data: the event data payload
3431 * Context: interrupt time.
3433 * This will handle the case when the cable connected to entire volume is
3434 * pulled. We will take care of setting the deleted flag so normal IO will
3440 _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER
*ioc
,
3441 Mpi2EventDataIrVolume_t
*event_data
)
3445 if (event_data
->ReasonCode
!= MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED
)
3447 state
= le32_to_cpu(event_data
->NewValue
);
3448 if (state
== MPI2_RAID_VOL_STATE_MISSING
|| state
==
3449 MPI2_RAID_VOL_STATE_FAILED
)
3450 _scsih_set_volume_delete_flag(ioc
,
3451 le16_to_cpu(event_data
->VolDevHandle
));
3455 * _scsih_temp_threshold_events - display temperature threshold exceeded events
3456 * @ioc: per adapter object
3457 * @event_data: the temp threshold event data
3458 * Context: interrupt time.
3463 _scsih_temp_threshold_events(struct MPT3SAS_ADAPTER
*ioc
,
3464 Mpi2EventDataTemperature_t
*event_data
)
3466 if (ioc
->temp_sensors_count
>= event_data
->SensorNum
) {
3467 pr_err(MPT3SAS_FMT
"Temperature Threshold flags %s%s%s%s"
3468 " exceeded for Sensor: %d !!!\n", ioc
->name
,
3469 ((le16_to_cpu(event_data
->Status
) & 0x1) == 1) ? "0 " : " ",
3470 ((le16_to_cpu(event_data
->Status
) & 0x2) == 2) ? "1 " : " ",
3471 ((le16_to_cpu(event_data
->Status
) & 0x4) == 4) ? "2 " : " ",
3472 ((le16_to_cpu(event_data
->Status
) & 0x8) == 8) ? "3 " : " ",
3473 event_data
->SensorNum
);
3474 pr_err(MPT3SAS_FMT
"Current Temp In Celsius: %d\n",
3475 ioc
->name
, event_data
->CurrentTemperature
);
3480 * _scsih_flush_running_cmds - completing outstanding commands.
3481 * @ioc: per adapter object
3483 * The flushing out of all pending scmd commands following host reset,
3484 * where all IO is dropped to the floor.
3489 _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER
*ioc
)
3491 struct scsi_cmnd
*scmd
;
3495 for (smid
= 1; smid
<= ioc
->scsiio_depth
; smid
++) {
3496 scmd
= _scsih_scsi_lookup_get_clear(ioc
, smid
);
3500 mpt3sas_base_free_smid(ioc
, smid
);
3501 scsi_dma_unmap(scmd
);
3502 if (ioc
->pci_error_recovery
)
3503 scmd
->result
= DID_NO_CONNECT
<< 16;
3505 scmd
->result
= DID_RESET
<< 16;
3506 scmd
->scsi_done(scmd
);
3508 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
"completing %d cmds\n",
3513 * _scsih_setup_eedp - setup MPI request for EEDP transfer
3514 * @ioc: per adapter object
3515 * @scmd: pointer to scsi command object
3516 * @mpi_request: pointer to the SCSI_IO reqest message frame
3518 * Supporting protection 1 and 3.
3523 _scsih_setup_eedp(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
,
3524 Mpi2SCSIIORequest_t
*mpi_request
)
3527 unsigned char prot_op
= scsi_get_prot_op(scmd
);
3528 unsigned char prot_type
= scsi_get_prot_type(scmd
);
3529 Mpi25SCSIIORequest_t
*mpi_request_3v
=
3530 (Mpi25SCSIIORequest_t
*)mpi_request
;
3532 if (prot_type
== SCSI_PROT_DIF_TYPE0
|| prot_op
== SCSI_PROT_NORMAL
)
3535 if (prot_op
== SCSI_PROT_READ_STRIP
)
3536 eedp_flags
= MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP
;
3537 else if (prot_op
== SCSI_PROT_WRITE_INSERT
)
3538 eedp_flags
= MPI2_SCSIIO_EEDPFLAGS_INSERT_OP
;
3542 switch (prot_type
) {
3543 case SCSI_PROT_DIF_TYPE1
:
3544 case SCSI_PROT_DIF_TYPE2
:
3547 * enable ref/guard checking
3548 * auto increment ref tag
3550 eedp_flags
|= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG
|
3551 MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG
|
3552 MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD
;
3553 mpi_request
->CDB
.EEDP32
.PrimaryReferenceTag
=
3554 cpu_to_be32(scsi_get_lba(scmd
));
3557 case SCSI_PROT_DIF_TYPE3
:
3560 * enable guard checking
3562 eedp_flags
|= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD
;
3567 mpi_request_3v
->EEDPBlockSize
=
3568 cpu_to_le16(scmd
->device
->sector_size
);
3569 mpi_request
->EEDPFlags
= cpu_to_le16(eedp_flags
);
3573 * _scsih_eedp_error_handling - return sense code for EEDP errors
3574 * @scmd: pointer to scsi command object
3575 * @ioc_status: ioc status
3580 _scsih_eedp_error_handling(struct scsi_cmnd
*scmd
, u16 ioc_status
)
3584 switch (ioc_status
) {
3585 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR
:
3588 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR
:
3591 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR
:
3598 scsi_build_sense_buffer(0, scmd
->sense_buffer
, ILLEGAL_REQUEST
, 0x10,
3600 scmd
->result
= DRIVER_SENSE
<< 24 | (DID_ABORT
<< 16) |
3601 SAM_STAT_CHECK_CONDITION
;
3606 * scsih_qcmd - main scsi request entry point
3607 * @scmd: pointer to scsi command object
3608 * @done: function pointer to be invoked on completion
3610 * The callback index is set inside `ioc->scsi_io_cb_idx`.
3612 * Returns 0 on success. If there's a failure, return either:
3613 * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or
3614 * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full
3617 scsih_qcmd(struct Scsi_Host
*shost
, struct scsi_cmnd
*scmd
)
3619 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
3620 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
3621 struct MPT3SAS_TARGET
*sas_target_priv_data
;
3622 Mpi2SCSIIORequest_t
*mpi_request
;
3627 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
3628 if (ioc
->logging_level
& MPT_DEBUG_SCSI
)
3629 scsi_print_command(scmd
);
3632 sas_device_priv_data
= scmd
->device
->hostdata
;
3633 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
) {
3634 scmd
->result
= DID_NO_CONNECT
<< 16;
3635 scmd
->scsi_done(scmd
);
3639 if (ioc
->pci_error_recovery
|| ioc
->remove_host
) {
3640 scmd
->result
= DID_NO_CONNECT
<< 16;
3641 scmd
->scsi_done(scmd
);
3645 sas_target_priv_data
= sas_device_priv_data
->sas_target
;
3647 /* invalid device handle */
3648 handle
= sas_target_priv_data
->handle
;
3649 if (handle
== MPT3SAS_INVALID_DEVICE_HANDLE
) {
3650 scmd
->result
= DID_NO_CONNECT
<< 16;
3651 scmd
->scsi_done(scmd
);
3656 /* host recovery or link resets sent via IOCTLs */
3657 if (ioc
->shost_recovery
|| ioc
->ioc_link_reset_in_progress
)
3658 return SCSI_MLQUEUE_HOST_BUSY
;
3660 /* device has been deleted */
3661 else if (sas_target_priv_data
->deleted
) {
3662 scmd
->result
= DID_NO_CONNECT
<< 16;
3663 scmd
->scsi_done(scmd
);
3665 /* device busy with task managment */
3666 } else if (sas_target_priv_data
->tm_busy
||
3667 sas_device_priv_data
->block
)
3668 return SCSI_MLQUEUE_DEVICE_BUSY
;
3670 if (scmd
->sc_data_direction
== DMA_FROM_DEVICE
)
3671 mpi_control
= MPI2_SCSIIO_CONTROL_READ
;
3672 else if (scmd
->sc_data_direction
== DMA_TO_DEVICE
)
3673 mpi_control
= MPI2_SCSIIO_CONTROL_WRITE
;
3675 mpi_control
= MPI2_SCSIIO_CONTROL_NODATATRANSFER
;
3678 mpi_control
|= MPI2_SCSIIO_CONTROL_SIMPLEQ
;
3680 if ((sas_device_priv_data
->flags
& MPT_DEVICE_TLR_ON
) &&
3681 scmd
->cmd_len
!= 32)
3682 mpi_control
|= MPI2_SCSIIO_CONTROL_TLR_ON
;
3684 smid
= mpt3sas_base_get_smid_scsiio(ioc
, ioc
->scsi_io_cb_idx
, scmd
);
3686 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
3687 ioc
->name
, __func__
);
3690 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
3691 memset(mpi_request
, 0, sizeof(Mpi2SCSIIORequest_t
));
3692 _scsih_setup_eedp(ioc
, scmd
, mpi_request
);
3694 if (scmd
->cmd_len
== 32)
3695 mpi_control
|= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT
;
3696 mpi_request
->Function
= MPI2_FUNCTION_SCSI_IO_REQUEST
;
3697 if (sas_device_priv_data
->sas_target
->flags
&
3698 MPT_TARGET_FLAGS_RAID_COMPONENT
)
3699 mpi_request
->Function
= MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH
;
3701 mpi_request
->Function
= MPI2_FUNCTION_SCSI_IO_REQUEST
;
3702 mpi_request
->DevHandle
= cpu_to_le16(handle
);
3703 mpi_request
->DataLength
= cpu_to_le32(scsi_bufflen(scmd
));
3704 mpi_request
->Control
= cpu_to_le32(mpi_control
);
3705 mpi_request
->IoFlags
= cpu_to_le16(scmd
->cmd_len
);
3706 mpi_request
->MsgFlags
= MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR
;
3707 mpi_request
->SenseBufferLength
= SCSI_SENSE_BUFFERSIZE
;
3708 mpi_request
->SenseBufferLowAddress
=
3709 mpt3sas_base_get_sense_buffer_dma(ioc
, smid
);
3710 mpi_request
->SGLOffset0
= offsetof(Mpi2SCSIIORequest_t
, SGL
) / 4;
3711 int_to_scsilun(sas_device_priv_data
->lun
, (struct scsi_lun
*)
3713 memcpy(mpi_request
->CDB
.CDB32
, scmd
->cmnd
, scmd
->cmd_len
);
3715 if (mpi_request
->DataLength
) {
3716 if (ioc
->build_sg_scmd(ioc
, scmd
, smid
)) {
3717 mpt3sas_base_free_smid(ioc
, smid
);
3721 ioc
->build_zero_len_sge(ioc
, &mpi_request
->SGL
);
3723 if (likely(mpi_request
->Function
== MPI2_FUNCTION_SCSI_IO_REQUEST
)) {
3724 if (sas_target_priv_data
->flags
& MPT_TARGET_FASTPATH_IO
) {
3725 mpi_request
->IoFlags
= cpu_to_le16(scmd
->cmd_len
|
3726 MPI25_SCSIIO_IOFLAGS_FAST_PATH
);
3727 mpt3sas_base_put_smid_fast_path(ioc
, smid
, handle
);
3729 mpt3sas_base_put_smid_scsi_io(ioc
, smid
, handle
);
3731 mpt3sas_base_put_smid_default(ioc
, smid
);
3735 return SCSI_MLQUEUE_HOST_BUSY
;
3739 * _scsih_normalize_sense - normalize descriptor and fixed format sense data
3740 * @sense_buffer: sense data returned by target
3741 * @data: normalized skey/asc/ascq
3746 _scsih_normalize_sense(char *sense_buffer
, struct sense_info
*data
)
3748 if ((sense_buffer
[0] & 0x7F) >= 0x72) {
3749 /* descriptor format */
3750 data
->skey
= sense_buffer
[1] & 0x0F;
3751 data
->asc
= sense_buffer
[2];
3752 data
->ascq
= sense_buffer
[3];
3755 data
->skey
= sense_buffer
[2] & 0x0F;
3756 data
->asc
= sense_buffer
[12];
3757 data
->ascq
= sense_buffer
[13];
3761 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
3763 * _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request
3764 * @ioc: per adapter object
3765 * @scmd: pointer to scsi command object
3766 * @mpi_reply: reply mf payload returned from firmware
3768 * scsi_status - SCSI Status code returned from target device
3769 * scsi_state - state info associated with SCSI_IO determined by ioc
3770 * ioc_status - ioc supplied status info
3775 _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
,
3776 Mpi2SCSIIOReply_t
*mpi_reply
, u16 smid
)
3780 u16 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
) &
3781 MPI2_IOCSTATUS_MASK
;
3782 u8 scsi_state
= mpi_reply
->SCSIState
;
3783 u8 scsi_status
= mpi_reply
->SCSIStatus
;
3784 char *desc_ioc_state
= NULL
;
3785 char *desc_scsi_status
= NULL
;
3786 char *desc_scsi_state
= ioc
->tmp_string
;
3787 u32 log_info
= le32_to_cpu(mpi_reply
->IOCLogInfo
);
3788 struct _sas_device
*sas_device
= NULL
;
3789 unsigned long flags
;
3790 struct scsi_target
*starget
= scmd
->device
->sdev_target
;
3791 struct MPT3SAS_TARGET
*priv_target
= starget
->hostdata
;
3792 char *device_str
= NULL
;
3796 device_str
= "volume";
3798 if (log_info
== 0x31170000)
3801 switch (ioc_status
) {
3802 case MPI2_IOCSTATUS_SUCCESS
:
3803 desc_ioc_state
= "success";
3805 case MPI2_IOCSTATUS_INVALID_FUNCTION
:
3806 desc_ioc_state
= "invalid function";
3808 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR
:
3809 desc_ioc_state
= "scsi recovered error";
3811 case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE
:
3812 desc_ioc_state
= "scsi invalid dev handle";
3814 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE
:
3815 desc_ioc_state
= "scsi device not there";
3817 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN
:
3818 desc_ioc_state
= "scsi data overrun";
3820 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN
:
3821 desc_ioc_state
= "scsi data underrun";
3823 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR
:
3824 desc_ioc_state
= "scsi io data error";
3826 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR
:
3827 desc_ioc_state
= "scsi protocol error";
3829 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED
:
3830 desc_ioc_state
= "scsi task terminated";
3832 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH
:
3833 desc_ioc_state
= "scsi residual mismatch";
3835 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED
:
3836 desc_ioc_state
= "scsi task mgmt failed";
3838 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED
:
3839 desc_ioc_state
= "scsi ioc terminated";
3841 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED
:
3842 desc_ioc_state
= "scsi ext terminated";
3844 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR
:
3845 desc_ioc_state
= "eedp guard error";
3847 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR
:
3848 desc_ioc_state
= "eedp ref tag error";
3850 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR
:
3851 desc_ioc_state
= "eedp app tag error";
3854 desc_ioc_state
= "unknown";
3858 switch (scsi_status
) {
3859 case MPI2_SCSI_STATUS_GOOD
:
3860 desc_scsi_status
= "good";
3862 case MPI2_SCSI_STATUS_CHECK_CONDITION
:
3863 desc_scsi_status
= "check condition";
3865 case MPI2_SCSI_STATUS_CONDITION_MET
:
3866 desc_scsi_status
= "condition met";
3868 case MPI2_SCSI_STATUS_BUSY
:
3869 desc_scsi_status
= "busy";
3871 case MPI2_SCSI_STATUS_INTERMEDIATE
:
3872 desc_scsi_status
= "intermediate";
3874 case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET
:
3875 desc_scsi_status
= "intermediate condmet";
3877 case MPI2_SCSI_STATUS_RESERVATION_CONFLICT
:
3878 desc_scsi_status
= "reservation conflict";
3880 case MPI2_SCSI_STATUS_COMMAND_TERMINATED
:
3881 desc_scsi_status
= "command terminated";
3883 case MPI2_SCSI_STATUS_TASK_SET_FULL
:
3884 desc_scsi_status
= "task set full";
3886 case MPI2_SCSI_STATUS_ACA_ACTIVE
:
3887 desc_scsi_status
= "aca active";
3889 case MPI2_SCSI_STATUS_TASK_ABORTED
:
3890 desc_scsi_status
= "task aborted";
3893 desc_scsi_status
= "unknown";
3897 desc_scsi_state
[0] = '\0';
3899 desc_scsi_state
= " ";
3900 if (scsi_state
& MPI2_SCSI_STATE_RESPONSE_INFO_VALID
)
3901 strcat(desc_scsi_state
, "response info ");
3902 if (scsi_state
& MPI2_SCSI_STATE_TERMINATED
)
3903 strcat(desc_scsi_state
, "state terminated ");
3904 if (scsi_state
& MPI2_SCSI_STATE_NO_SCSI_STATUS
)
3905 strcat(desc_scsi_state
, "no status ");
3906 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_FAILED
)
3907 strcat(desc_scsi_state
, "autosense failed ");
3908 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
)
3909 strcat(desc_scsi_state
, "autosense valid ");
3911 scsi_print_command(scmd
);
3913 if (priv_target
->flags
& MPT_TARGET_FLAGS_VOLUME
) {
3914 pr_warn(MPT3SAS_FMT
"\t%s wwid(0x%016llx)\n", ioc
->name
,
3915 device_str
, (unsigned long long)priv_target
->sas_address
);
3917 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
3918 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
3919 priv_target
->sas_address
);
3922 "\tsas_address(0x%016llx), phy(%d)\n",
3923 ioc
->name
, (unsigned long long)
3924 sas_device
->sas_address
, sas_device
->phy
);
3925 if (sas_device
->enclosure_handle
!= 0)
3927 "\tenclosure_logical_id(0x%016llx),"
3928 "slot(%d)\n", ioc
->name
,
3929 (unsigned long long)
3930 sas_device
->enclosure_logical_id
,
3932 if (sas_device
->connector_name
[0])
3934 "\tenclosure level(0x%04x),"
3935 " connector name( %s)\n", ioc
->name
,
3936 sas_device
->enclosure_level
,
3937 sas_device
->connector_name
);
3939 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
3943 "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n",
3944 ioc
->name
, le16_to_cpu(mpi_reply
->DevHandle
),
3945 desc_ioc_state
, ioc_status
, smid
);
3947 "\trequest_len(%d), underflow(%d), resid(%d)\n",
3948 ioc
->name
, scsi_bufflen(scmd
), scmd
->underflow
,
3949 scsi_get_resid(scmd
));
3951 "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n",
3952 ioc
->name
, le16_to_cpu(mpi_reply
->TaskTag
),
3953 le32_to_cpu(mpi_reply
->TransferCount
), scmd
->result
);
3955 "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n",
3956 ioc
->name
, desc_scsi_status
,
3957 scsi_status
, desc_scsi_state
, scsi_state
);
3959 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
) {
3960 struct sense_info data
;
3961 _scsih_normalize_sense(scmd
->sense_buffer
, &data
);
3963 "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n",
3964 ioc
->name
, data
.skey
,
3965 data
.asc
, data
.ascq
, le32_to_cpu(mpi_reply
->SenseCount
));
3968 if (scsi_state
& MPI2_SCSI_STATE_RESPONSE_INFO_VALID
) {
3969 response_info
= le32_to_cpu(mpi_reply
->ResponseInfo
);
3970 response_bytes
= (u8
*)&response_info
;
3971 _scsih_response_code(ioc
, response_bytes
[0]);
3977 * _scsih_turn_on_pfa_led - illuminate PFA LED
3978 * @ioc: per adapter object
3979 * @handle: device handle
3985 _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
3987 Mpi2SepReply_t mpi_reply
;
3988 Mpi2SepRequest_t mpi_request
;
3989 struct _sas_device
*sas_device
;
3991 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
3995 memset(&mpi_request
, 0, sizeof(Mpi2SepRequest_t
));
3996 mpi_request
.Function
= MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR
;
3997 mpi_request
.Action
= MPI2_SEP_REQ_ACTION_WRITE_STATUS
;
3998 mpi_request
.SlotStatus
=
3999 cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT
);
4000 mpi_request
.DevHandle
= cpu_to_le16(handle
);
4001 mpi_request
.Flags
= MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS
;
4002 if ((mpt3sas_base_scsi_enclosure_processor(ioc
, &mpi_reply
,
4003 &mpi_request
)) != 0) {
4004 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n", ioc
->name
,
4005 __FILE__
, __LINE__
, __func__
);
4008 sas_device
->pfa_led_on
= 1;
4010 if (mpi_reply
.IOCStatus
|| mpi_reply
.IOCLogInfo
) {
4011 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
4012 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4013 ioc
->name
, le16_to_cpu(mpi_reply
.IOCStatus
),
4014 le32_to_cpu(mpi_reply
.IOCLogInfo
)));
4019 * _scsih_turn_off_pfa_led - turn off Fault LED
4020 * @ioc: per adapter object
4021 * @sas_device: sas device whose PFA LED has to turned off
4027 _scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER
*ioc
,
4028 struct _sas_device
*sas_device
)
4030 Mpi2SepReply_t mpi_reply
;
4031 Mpi2SepRequest_t mpi_request
;
4033 memset(&mpi_request
, 0, sizeof(Mpi2SepRequest_t
));
4034 mpi_request
.Function
= MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR
;
4035 mpi_request
.Action
= MPI2_SEP_REQ_ACTION_WRITE_STATUS
;
4036 mpi_request
.SlotStatus
= 0;
4037 mpi_request
.Slot
= cpu_to_le16(sas_device
->slot
);
4038 mpi_request
.DevHandle
= 0;
4039 mpi_request
.EnclosureHandle
= cpu_to_le16(sas_device
->enclosure_handle
);
4040 mpi_request
.Flags
= MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS
;
4041 if ((mpt3sas_base_scsi_enclosure_processor(ioc
, &mpi_reply
,
4042 &mpi_request
)) != 0) {
4043 printk(MPT3SAS_FMT
"failure at %s:%d/%s()!\n", ioc
->name
,
4044 __FILE__
, __LINE__
, __func__
);
4048 if (mpi_reply
.IOCStatus
|| mpi_reply
.IOCLogInfo
) {
4049 dewtprintk(ioc
, printk(MPT3SAS_FMT
4050 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4051 ioc
->name
, le16_to_cpu(mpi_reply
.IOCStatus
),
4052 le32_to_cpu(mpi_reply
.IOCLogInfo
)));
4057 * _scsih_send_event_to_turn_on_pfa_led - fire delayed event
4058 * @ioc: per adapter object
4059 * @handle: device handle
4060 * Context: interrupt.
4065 _scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
4067 struct fw_event_work
*fw_event
;
4069 fw_event
= kzalloc(sizeof(struct fw_event_work
), GFP_ATOMIC
);
4072 fw_event
->event
= MPT3SAS_TURN_ON_PFA_LED
;
4073 fw_event
->device_handle
= handle
;
4074 fw_event
->ioc
= ioc
;
4075 _scsih_fw_event_add(ioc
, fw_event
);
4079 * _scsih_smart_predicted_fault - process smart errors
4080 * @ioc: per adapter object
4081 * @handle: device handle
4082 * Context: interrupt.
4087 _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
4089 struct scsi_target
*starget
;
4090 struct MPT3SAS_TARGET
*sas_target_priv_data
;
4091 Mpi2EventNotificationReply_t
*event_reply
;
4092 Mpi2EventDataSasDeviceStatusChange_t
*event_data
;
4093 struct _sas_device
*sas_device
;
4095 unsigned long flags
;
4097 /* only handle non-raid devices */
4098 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
4099 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
4101 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4104 starget
= sas_device
->starget
;
4105 sas_target_priv_data
= starget
->hostdata
;
4107 if ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_RAID_COMPONENT
) ||
4108 ((sas_target_priv_data
->flags
& MPT_TARGET_FLAGS_VOLUME
))) {
4109 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4112 if (sas_device
->enclosure_handle
!= 0)
4113 starget_printk(KERN_INFO
, starget
, "predicted fault, "
4114 "enclosure logical id(0x%016llx), slot(%d)\n",
4115 (unsigned long long)sas_device
->enclosure_logical_id
,
4117 if (sas_device
->connector_name
[0] != '\0')
4118 starget_printk(KERN_WARNING
, starget
, "predicted fault, "
4119 "enclosure level(0x%04x), connector name( %s)\n",
4120 sas_device
->enclosure_level
,
4121 sas_device
->connector_name
);
4122 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4124 if (ioc
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_IBM
)
4125 _scsih_send_event_to_turn_on_pfa_led(ioc
, handle
);
4127 /* insert into event log */
4128 sz
= offsetof(Mpi2EventNotificationReply_t
, EventData
) +
4129 sizeof(Mpi2EventDataSasDeviceStatusChange_t
);
4130 event_reply
= kzalloc(sz
, GFP_KERNEL
);
4132 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4133 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4137 event_reply
->Function
= MPI2_FUNCTION_EVENT_NOTIFICATION
;
4138 event_reply
->Event
=
4139 cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE
);
4140 event_reply
->MsgLength
= sz
/4;
4141 event_reply
->EventDataLength
=
4142 cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t
)/4);
4143 event_data
= (Mpi2EventDataSasDeviceStatusChange_t
*)
4144 event_reply
->EventData
;
4145 event_data
->ReasonCode
= MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA
;
4146 event_data
->ASC
= 0x5D;
4147 event_data
->DevHandle
= cpu_to_le16(handle
);
4148 event_data
->SASAddress
= cpu_to_le64(sas_target_priv_data
->sas_address
);
4149 mpt3sas_ctl_add_to_event_log(ioc
, event_reply
);
4154 * _scsih_io_done - scsi request callback
4155 * @ioc: per adapter object
4156 * @smid: system request message index
4157 * @msix_index: MSIX table index supplied by the OS
4158 * @reply: reply message frame(lower 32bit addr)
4160 * Callback handler when using _scsih_qcmd.
4162 * Return 1 meaning mf should be freed from _base_interrupt
4163 * 0 means the mf is freed from this function.
4166 _scsih_io_done(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
, u32 reply
)
4168 Mpi2SCSIIORequest_t
*mpi_request
;
4169 Mpi2SCSIIOReply_t
*mpi_reply
;
4170 struct scsi_cmnd
*scmd
;
4176 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
4177 u32 response_code
= 0;
4179 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
4180 scmd
= _scsih_scsi_lookup_get_clear(ioc
, smid
);
4184 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
4186 if (mpi_reply
== NULL
) {
4187 scmd
->result
= DID_OK
<< 16;
4191 sas_device_priv_data
= scmd
->device
->hostdata
;
4192 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
||
4193 sas_device_priv_data
->sas_target
->deleted
) {
4194 scmd
->result
= DID_NO_CONNECT
<< 16;
4197 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
);
4199 /* turning off TLR */
4200 scsi_state
= mpi_reply
->SCSIState
;
4201 if (scsi_state
& MPI2_SCSI_STATE_RESPONSE_INFO_VALID
)
4203 le32_to_cpu(mpi_reply
->ResponseInfo
) & 0xFF;
4204 if (!sas_device_priv_data
->tlr_snoop_check
) {
4205 sas_device_priv_data
->tlr_snoop_check
++;
4206 if ((sas_device_priv_data
->flags
& MPT_DEVICE_TLR_ON
) &&
4207 response_code
== MPI2_SCSITASKMGMT_RSP_INVALID_FRAME
)
4208 sas_device_priv_data
->flags
&=
4212 xfer_cnt
= le32_to_cpu(mpi_reply
->TransferCount
);
4213 scsi_set_resid(scmd
, scsi_bufflen(scmd
) - xfer_cnt
);
4214 if (ioc_status
& MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE
)
4215 log_info
= le32_to_cpu(mpi_reply
->IOCLogInfo
);
4218 ioc_status
&= MPI2_IOCSTATUS_MASK
;
4219 scsi_status
= mpi_reply
->SCSIStatus
;
4221 if (ioc_status
== MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN
&& xfer_cnt
== 0 &&
4222 (scsi_status
== MPI2_SCSI_STATUS_BUSY
||
4223 scsi_status
== MPI2_SCSI_STATUS_RESERVATION_CONFLICT
||
4224 scsi_status
== MPI2_SCSI_STATUS_TASK_SET_FULL
)) {
4225 ioc_status
= MPI2_IOCSTATUS_SUCCESS
;
4228 if (scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
) {
4229 struct sense_info data
;
4230 const void *sense_data
= mpt3sas_base_get_sense_buffer(ioc
,
4232 u32 sz
= min_t(u32
, SCSI_SENSE_BUFFERSIZE
,
4233 le32_to_cpu(mpi_reply
->SenseCount
));
4234 memcpy(scmd
->sense_buffer
, sense_data
, sz
);
4235 _scsih_normalize_sense(scmd
->sense_buffer
, &data
);
4236 /* failure prediction threshold exceeded */
4237 if (data
.asc
== 0x5D)
4238 _scsih_smart_predicted_fault(ioc
,
4239 le16_to_cpu(mpi_reply
->DevHandle
));
4240 mpt3sas_trigger_scsi(ioc
, data
.skey
, data
.asc
, data
.ascq
);
4242 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
4243 if (!(ioc
->logging_level
& MPT_DEBUG_REPLY
) &&
4244 ((scmd
->sense_buffer
[2] == UNIT_ATTENTION
) ||
4245 (scmd
->sense_buffer
[2] == MEDIUM_ERROR
) ||
4246 (scmd
->sense_buffer
[2] == HARDWARE_ERROR
)))
4247 _scsih_scsi_ioc_info(ioc
, scmd
, mpi_reply
, smid
);
4250 switch (ioc_status
) {
4251 case MPI2_IOCSTATUS_BUSY
:
4252 case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES
:
4253 scmd
->result
= SAM_STAT_BUSY
;
4256 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE
:
4257 scmd
->result
= DID_NO_CONNECT
<< 16;
4260 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED
:
4261 if (sas_device_priv_data
->block
) {
4262 scmd
->result
= DID_TRANSPORT_DISRUPTED
<< 16;
4265 if (log_info
== 0x31110630) {
4266 if (scmd
->retries
> 2) {
4267 scmd
->result
= DID_NO_CONNECT
<< 16;
4268 scsi_device_set_state(scmd
->device
,
4271 scmd
->result
= DID_SOFT_ERROR
<< 16;
4272 scmd
->device
->expecting_cc_ua
= 1;
4275 } else if (log_info
== VIRTUAL_IO_FAILED_RETRY
) {
4276 scmd
->result
= DID_RESET
<< 16;
4279 scmd
->result
= DID_SOFT_ERROR
<< 16;
4281 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED
:
4282 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED
:
4283 scmd
->result
= DID_RESET
<< 16;
4286 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH
:
4287 if ((xfer_cnt
== 0) || (scmd
->underflow
> xfer_cnt
))
4288 scmd
->result
= DID_SOFT_ERROR
<< 16;
4290 scmd
->result
= (DID_OK
<< 16) | scsi_status
;
4293 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN
:
4294 scmd
->result
= (DID_OK
<< 16) | scsi_status
;
4296 if ((scsi_state
& MPI2_SCSI_STATE_AUTOSENSE_VALID
))
4299 if (xfer_cnt
< scmd
->underflow
) {
4300 if (scsi_status
== SAM_STAT_BUSY
)
4301 scmd
->result
= SAM_STAT_BUSY
;
4303 scmd
->result
= DID_SOFT_ERROR
<< 16;
4304 } else if (scsi_state
& (MPI2_SCSI_STATE_AUTOSENSE_FAILED
|
4305 MPI2_SCSI_STATE_NO_SCSI_STATUS
))
4306 scmd
->result
= DID_SOFT_ERROR
<< 16;
4307 else if (scsi_state
& MPI2_SCSI_STATE_TERMINATED
)
4308 scmd
->result
= DID_RESET
<< 16;
4309 else if (!xfer_cnt
&& scmd
->cmnd
[0] == REPORT_LUNS
) {
4310 mpi_reply
->SCSIState
= MPI2_SCSI_STATE_AUTOSENSE_VALID
;
4311 mpi_reply
->SCSIStatus
= SAM_STAT_CHECK_CONDITION
;
4312 scmd
->result
= (DRIVER_SENSE
<< 24) |
4313 SAM_STAT_CHECK_CONDITION
;
4314 scmd
->sense_buffer
[0] = 0x70;
4315 scmd
->sense_buffer
[2] = ILLEGAL_REQUEST
;
4316 scmd
->sense_buffer
[12] = 0x20;
4317 scmd
->sense_buffer
[13] = 0;
4321 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN
:
4322 scsi_set_resid(scmd
, 0);
4323 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR
:
4324 case MPI2_IOCSTATUS_SUCCESS
:
4325 scmd
->result
= (DID_OK
<< 16) | scsi_status
;
4326 if (response_code
==
4327 MPI2_SCSITASKMGMT_RSP_INVALID_FRAME
||
4328 (scsi_state
& (MPI2_SCSI_STATE_AUTOSENSE_FAILED
|
4329 MPI2_SCSI_STATE_NO_SCSI_STATUS
)))
4330 scmd
->result
= DID_SOFT_ERROR
<< 16;
4331 else if (scsi_state
& MPI2_SCSI_STATE_TERMINATED
)
4332 scmd
->result
= DID_RESET
<< 16;
4335 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR
:
4336 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR
:
4337 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR
:
4338 _scsih_eedp_error_handling(scmd
, ioc_status
);
4341 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR
:
4342 case MPI2_IOCSTATUS_INVALID_FUNCTION
:
4343 case MPI2_IOCSTATUS_INVALID_SGL
:
4344 case MPI2_IOCSTATUS_INTERNAL_ERROR
:
4345 case MPI2_IOCSTATUS_INVALID_FIELD
:
4346 case MPI2_IOCSTATUS_INVALID_STATE
:
4347 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR
:
4348 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED
:
4350 scmd
->result
= DID_SOFT_ERROR
<< 16;
4355 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
4356 if (scmd
->result
&& (ioc
->logging_level
& MPT_DEBUG_REPLY
))
4357 _scsih_scsi_ioc_info(ioc
, scmd
, mpi_reply
, smid
);
4362 scsi_dma_unmap(scmd
);
4364 scmd
->scsi_done(scmd
);
4369 * _scsih_sas_host_refresh - refreshing sas host object contents
4370 * @ioc: per adapter object
4373 * During port enable, fw will send topology events for every device. Its
4374 * possible that the handles may change from the previous setting, so this
4375 * code keeping handles updating if changed.
4380 _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER
*ioc
)
4385 Mpi2ConfigReply_t mpi_reply
;
4386 Mpi2SasIOUnitPage0_t
*sas_iounit_pg0
= NULL
;
4387 u16 attached_handle
;
4390 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
4391 "updating handles for sas_host(0x%016llx)\n",
4392 ioc
->name
, (unsigned long long)ioc
->sas_hba
.sas_address
));
4394 sz
= offsetof(Mpi2SasIOUnitPage0_t
, PhyData
) + (ioc
->sas_hba
.num_phys
4395 * sizeof(Mpi2SasIOUnit0PhyData_t
));
4396 sas_iounit_pg0
= kzalloc(sz
, GFP_KERNEL
);
4397 if (!sas_iounit_pg0
) {
4398 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4399 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4403 if ((mpt3sas_config_get_sas_iounit_pg0(ioc
, &mpi_reply
,
4404 sas_iounit_pg0
, sz
)) != 0)
4406 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) & MPI2_IOCSTATUS_MASK
;
4407 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
4409 for (i
= 0; i
< ioc
->sas_hba
.num_phys
; i
++) {
4410 link_rate
= sas_iounit_pg0
->PhyData
[i
].NegotiatedLinkRate
>> 4;
4412 ioc
->sas_hba
.handle
= le16_to_cpu(sas_iounit_pg0
->
4413 PhyData
[0].ControllerDevHandle
);
4414 ioc
->sas_hba
.phy
[i
].handle
= ioc
->sas_hba
.handle
;
4415 attached_handle
= le16_to_cpu(sas_iounit_pg0
->PhyData
[i
].
4417 if (attached_handle
&& link_rate
< MPI2_SAS_NEG_LINK_RATE_1_5
)
4418 link_rate
= MPI2_SAS_NEG_LINK_RATE_1_5
;
4419 mpt3sas_transport_update_links(ioc
, ioc
->sas_hba
.sas_address
,
4420 attached_handle
, i
, link_rate
);
4423 kfree(sas_iounit_pg0
);
4427 * _scsih_sas_host_add - create sas host object
4428 * @ioc: per adapter object
4430 * Creating host side data object, stored in ioc->sas_hba
4435 _scsih_sas_host_add(struct MPT3SAS_ADAPTER
*ioc
)
4438 Mpi2ConfigReply_t mpi_reply
;
4439 Mpi2SasIOUnitPage0_t
*sas_iounit_pg0
= NULL
;
4440 Mpi2SasIOUnitPage1_t
*sas_iounit_pg1
= NULL
;
4441 Mpi2SasPhyPage0_t phy_pg0
;
4442 Mpi2SasDevicePage0_t sas_device_pg0
;
4443 Mpi2SasEnclosurePage0_t enclosure_pg0
;
4446 u8 device_missing_delay
;
4448 mpt3sas_config_get_number_hba_phys(ioc
, &ioc
->sas_hba
.num_phys
);
4449 if (!ioc
->sas_hba
.num_phys
) {
4450 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4451 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4455 /* sas_iounit page 0 */
4456 sz
= offsetof(Mpi2SasIOUnitPage0_t
, PhyData
) + (ioc
->sas_hba
.num_phys
*
4457 sizeof(Mpi2SasIOUnit0PhyData_t
));
4458 sas_iounit_pg0
= kzalloc(sz
, GFP_KERNEL
);
4459 if (!sas_iounit_pg0
) {
4460 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4461 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4464 if ((mpt3sas_config_get_sas_iounit_pg0(ioc
, &mpi_reply
,
4465 sas_iounit_pg0
, sz
))) {
4466 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4467 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4470 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
4471 MPI2_IOCSTATUS_MASK
;
4472 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
4473 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4474 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4478 /* sas_iounit page 1 */
4479 sz
= offsetof(Mpi2SasIOUnitPage1_t
, PhyData
) + (ioc
->sas_hba
.num_phys
*
4480 sizeof(Mpi2SasIOUnit1PhyData_t
));
4481 sas_iounit_pg1
= kzalloc(sz
, GFP_KERNEL
);
4482 if (!sas_iounit_pg1
) {
4483 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4484 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4487 if ((mpt3sas_config_get_sas_iounit_pg1(ioc
, &mpi_reply
,
4488 sas_iounit_pg1
, sz
))) {
4489 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4490 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4493 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
4494 MPI2_IOCSTATUS_MASK
;
4495 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
4496 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4497 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4501 ioc
->io_missing_delay
=
4502 sas_iounit_pg1
->IODeviceMissingDelay
;
4503 device_missing_delay
=
4504 sas_iounit_pg1
->ReportDeviceMissingDelay
;
4505 if (device_missing_delay
& MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16
)
4506 ioc
->device_missing_delay
= (device_missing_delay
&
4507 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK
) * 16;
4509 ioc
->device_missing_delay
= device_missing_delay
&
4510 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK
;
4512 ioc
->sas_hba
.parent_dev
= &ioc
->shost
->shost_gendev
;
4513 ioc
->sas_hba
.phy
= kcalloc(ioc
->sas_hba
.num_phys
,
4514 sizeof(struct _sas_phy
), GFP_KERNEL
);
4515 if (!ioc
->sas_hba
.phy
) {
4516 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4517 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4520 for (i
= 0; i
< ioc
->sas_hba
.num_phys
; i
++) {
4521 if ((mpt3sas_config_get_phy_pg0(ioc
, &mpi_reply
, &phy_pg0
,
4523 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4524 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4527 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
4528 MPI2_IOCSTATUS_MASK
;
4529 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
4530 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4531 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4536 ioc
->sas_hba
.handle
= le16_to_cpu(sas_iounit_pg0
->
4537 PhyData
[0].ControllerDevHandle
);
4538 ioc
->sas_hba
.phy
[i
].handle
= ioc
->sas_hba
.handle
;
4539 ioc
->sas_hba
.phy
[i
].phy_id
= i
;
4540 mpt3sas_transport_add_host_phy(ioc
, &ioc
->sas_hba
.phy
[i
],
4541 phy_pg0
, ioc
->sas_hba
.parent_dev
);
4543 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
4544 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, ioc
->sas_hba
.handle
))) {
4545 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4546 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4549 ioc
->sas_hba
.enclosure_handle
=
4550 le16_to_cpu(sas_device_pg0
.EnclosureHandle
);
4551 ioc
->sas_hba
.sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
4553 "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n",
4554 ioc
->name
, ioc
->sas_hba
.handle
,
4555 (unsigned long long) ioc
->sas_hba
.sas_address
,
4556 ioc
->sas_hba
.num_phys
) ;
4558 if (ioc
->sas_hba
.enclosure_handle
) {
4559 if (!(mpt3sas_config_get_enclosure_pg0(ioc
, &mpi_reply
,
4560 &enclosure_pg0
, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE
,
4561 ioc
->sas_hba
.enclosure_handle
)))
4562 ioc
->sas_hba
.enclosure_logical_id
=
4563 le64_to_cpu(enclosure_pg0
.EnclosureLogicalID
);
4567 kfree(sas_iounit_pg1
);
4568 kfree(sas_iounit_pg0
);
4572 * _scsih_expander_add - creating expander object
4573 * @ioc: per adapter object
4574 * @handle: expander handle
4576 * Creating expander object, stored in ioc->sas_expander_list.
4578 * Return 0 for success, else error.
4581 _scsih_expander_add(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
4583 struct _sas_node
*sas_expander
;
4584 Mpi2ConfigReply_t mpi_reply
;
4585 Mpi2ExpanderPage0_t expander_pg0
;
4586 Mpi2ExpanderPage1_t expander_pg1
;
4587 Mpi2SasEnclosurePage0_t enclosure_pg0
;
4590 u64 sas_address
, sas_address_parent
= 0;
4592 unsigned long flags
;
4593 struct _sas_port
*mpt3sas_port
= NULL
;
4600 if (ioc
->shost_recovery
|| ioc
->pci_error_recovery
)
4603 if ((mpt3sas_config_get_expander_pg0(ioc
, &mpi_reply
, &expander_pg0
,
4604 MPI2_SAS_EXPAND_PGAD_FORM_HNDL
, handle
))) {
4605 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4606 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4610 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
4611 MPI2_IOCSTATUS_MASK
;
4612 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
4613 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4614 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4618 /* handle out of order topology events */
4619 parent_handle
= le16_to_cpu(expander_pg0
.ParentDevHandle
);
4620 if (_scsih_get_sas_address(ioc
, parent_handle
, &sas_address_parent
)
4622 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4623 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4626 if (sas_address_parent
!= ioc
->sas_hba
.sas_address
) {
4627 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
4628 sas_expander
= mpt3sas_scsih_expander_find_by_sas_address(ioc
,
4629 sas_address_parent
);
4630 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
4631 if (!sas_expander
) {
4632 rc
= _scsih_expander_add(ioc
, parent_handle
);
4638 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
4639 sas_address
= le64_to_cpu(expander_pg0
.SASAddress
);
4640 sas_expander
= mpt3sas_scsih_expander_find_by_sas_address(ioc
,
4642 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
4647 sas_expander
= kzalloc(sizeof(struct _sas_node
),
4649 if (!sas_expander
) {
4650 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4651 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4655 sas_expander
->handle
= handle
;
4656 sas_expander
->num_phys
= expander_pg0
.NumPhys
;
4657 sas_expander
->sas_address_parent
= sas_address_parent
;
4658 sas_expander
->sas_address
= sas_address
;
4660 pr_info(MPT3SAS_FMT
"expander_add: handle(0x%04x)," \
4661 " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc
->name
,
4662 handle
, parent_handle
, (unsigned long long)
4663 sas_expander
->sas_address
, sas_expander
->num_phys
);
4665 if (!sas_expander
->num_phys
)
4667 sas_expander
->phy
= kcalloc(sas_expander
->num_phys
,
4668 sizeof(struct _sas_phy
), GFP_KERNEL
);
4669 if (!sas_expander
->phy
) {
4670 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4671 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4676 INIT_LIST_HEAD(&sas_expander
->sas_port_list
);
4677 mpt3sas_port
= mpt3sas_transport_port_add(ioc
, handle
,
4678 sas_address_parent
);
4679 if (!mpt3sas_port
) {
4680 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4681 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4685 sas_expander
->parent_dev
= &mpt3sas_port
->rphy
->dev
;
4687 for (i
= 0 ; i
< sas_expander
->num_phys
; i
++) {
4688 if ((mpt3sas_config_get_expander_pg1(ioc
, &mpi_reply
,
4689 &expander_pg1
, i
, handle
))) {
4690 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4691 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4695 sas_expander
->phy
[i
].handle
= handle
;
4696 sas_expander
->phy
[i
].phy_id
= i
;
4698 if ((mpt3sas_transport_add_expander_phy(ioc
,
4699 &sas_expander
->phy
[i
], expander_pg1
,
4700 sas_expander
->parent_dev
))) {
4701 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4702 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4708 if (sas_expander
->enclosure_handle
) {
4709 if (!(mpt3sas_config_get_enclosure_pg0(ioc
, &mpi_reply
,
4710 &enclosure_pg0
, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE
,
4711 sas_expander
->enclosure_handle
)))
4712 sas_expander
->enclosure_logical_id
=
4713 le64_to_cpu(enclosure_pg0
.EnclosureLogicalID
);
4716 _scsih_expander_node_add(ioc
, sas_expander
);
4722 mpt3sas_transport_port_remove(ioc
, sas_expander
->sas_address
,
4723 sas_address_parent
);
4724 kfree(sas_expander
);
4729 * mpt3sas_expander_remove - removing expander object
4730 * @ioc: per adapter object
4731 * @sas_address: expander sas_address
4736 mpt3sas_expander_remove(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
)
4738 struct _sas_node
*sas_expander
;
4739 unsigned long flags
;
4741 if (ioc
->shost_recovery
)
4744 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
4745 sas_expander
= mpt3sas_scsih_expander_find_by_sas_address(ioc
,
4748 list_del(&sas_expander
->list
);
4749 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
4751 _scsih_expander_node_remove(ioc
, sas_expander
);
4755 * _scsih_done - internal SCSI_IO callback handler.
4756 * @ioc: per adapter object
4757 * @smid: system request message index
4758 * @msix_index: MSIX table index supplied by the OS
4759 * @reply: reply message frame(lower 32bit addr)
4761 * Callback handler when sending internal generated SCSI_IO.
4762 * The callback index passed is `ioc->scsih_cb_idx`
4764 * Return 1 meaning mf should be freed from _base_interrupt
4765 * 0 means the mf is freed from this function.
4768 _scsih_done(struct MPT3SAS_ADAPTER
*ioc
, u16 smid
, u8 msix_index
, u32 reply
)
4770 MPI2DefaultReply_t
*mpi_reply
;
4772 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
4773 if (ioc
->scsih_cmds
.status
== MPT3_CMD_NOT_USED
)
4775 if (ioc
->scsih_cmds
.smid
!= smid
)
4777 ioc
->scsih_cmds
.status
|= MPT3_CMD_COMPLETE
;
4779 memcpy(ioc
->scsih_cmds
.reply
, mpi_reply
,
4780 mpi_reply
->MsgLength
*4);
4781 ioc
->scsih_cmds
.status
|= MPT3_CMD_REPLY_VALID
;
4783 ioc
->scsih_cmds
.status
&= ~MPT3_CMD_PENDING
;
4784 complete(&ioc
->scsih_cmds
.done
);
4791 #define MPT3_MAX_LUNS (255)
4795 * _scsih_check_access_status - check access flags
4796 * @ioc: per adapter object
4797 * @sas_address: sas address
4798 * @handle: sas device handle
4799 * @access_flags: errors returned during discovery of the device
4801 * Return 0 for success, else failure
4804 _scsih_check_access_status(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
,
4805 u16 handle
, u8 access_status
)
4810 switch (access_status
) {
4811 case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS
:
4812 case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION
:
4815 case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED
:
4816 desc
= "sata capability failed";
4818 case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT
:
4819 desc
= "sata affiliation conflict";
4821 case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE
:
4822 desc
= "route not addressable";
4824 case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE
:
4825 desc
= "smp error not addressable";
4827 case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED
:
4828 desc
= "device blocked";
4830 case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED
:
4831 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN
:
4832 case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT
:
4833 case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG
:
4834 case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION
:
4835 case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER
:
4836 case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN
:
4837 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN
:
4838 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN
:
4839 case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION
:
4840 case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE
:
4841 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX
:
4842 desc
= "sata initialization failed";
4853 "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n",
4854 ioc
->name
, desc
, (unsigned long long)sas_address
, handle
);
4859 * _scsih_check_device - checking device responsiveness
4860 * @ioc: per adapter object
4861 * @parent_sas_address: sas address of parent expander or sas host
4862 * @handle: attached device handle
4863 * @phy_numberv: phy number
4864 * @link_rate: new link rate
4869 _scsih_check_device(struct MPT3SAS_ADAPTER
*ioc
,
4870 u64 parent_sas_address
, u16 handle
, u8 phy_number
, u8 link_rate
)
4872 Mpi2ConfigReply_t mpi_reply
;
4873 Mpi2SasDevicePage0_t sas_device_pg0
;
4874 struct _sas_device
*sas_device
;
4876 unsigned long flags
;
4878 struct scsi_target
*starget
;
4879 struct MPT3SAS_TARGET
*sas_target_priv_data
;
4883 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
4884 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
)))
4887 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) & MPI2_IOCSTATUS_MASK
;
4888 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
4891 /* wide port handling ~ we need only handle device once for the phy that
4892 * is matched in sas device page zero
4894 if (phy_number
!= sas_device_pg0
.PhyNum
)
4897 /* check if this is end device */
4898 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
4899 if (!(_scsih_is_end_device(device_info
)))
4902 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
4903 sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
4904 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
4908 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4912 if (unlikely(sas_device
->handle
!= handle
)) {
4913 starget
= sas_device
->starget
;
4914 sas_target_priv_data
= starget
->hostdata
;
4915 starget_printk(KERN_INFO
, starget
,
4916 "handle changed from(0x%04x) to (0x%04x)!!!\n",
4917 sas_device
->handle
, handle
);
4918 sas_target_priv_data
->handle
= handle
;
4919 sas_device
->handle
= handle
;
4920 if (sas_device_pg0
.Flags
&
4921 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID
) {
4922 sas_device
->enclosure_level
=
4923 le16_to_cpu(sas_device_pg0
.EnclosureLevel
);
4924 memcpy(&sas_device
->connector_name
[0],
4925 &sas_device_pg0
.ConnectorName
[0], 4);
4927 sas_device
->enclosure_level
= 0;
4928 sas_device
->connector_name
[0] = '\0';
4932 /* check if device is present */
4933 if (!(le16_to_cpu(sas_device_pg0
.Flags
) &
4934 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT
)) {
4936 "device is not present handle(0x%04x), flags!!!\n",
4938 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4942 /* check if there were any issues with discovery */
4943 if (_scsih_check_access_status(ioc
, sas_address
, handle
,
4944 sas_device_pg0
.AccessStatus
)) {
4945 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4949 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
4950 _scsih_ublock_io_device(ioc
, sas_address
);
4955 * _scsih_add_device - creating sas device object
4956 * @ioc: per adapter object
4957 * @handle: sas device handle
4958 * @phy_num: phy number end device attached to
4959 * @is_pd: is this hidden raid component
4961 * Creating end device object, stored in ioc->sas_device_list.
4963 * Returns 0 for success, non-zero for failure.
4966 _scsih_add_device(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
, u8 phy_num
,
4969 Mpi2ConfigReply_t mpi_reply
;
4970 Mpi2SasDevicePage0_t sas_device_pg0
;
4971 Mpi2SasEnclosurePage0_t enclosure_pg0
;
4972 struct _sas_device
*sas_device
;
4976 unsigned long flags
;
4978 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
4979 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
4980 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4981 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4985 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
4986 MPI2_IOCSTATUS_MASK
;
4987 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
4988 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
4989 ioc
->name
, __FILE__
, __LINE__
, __func__
);
4993 /* check if this is end device */
4994 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
4995 if (!(_scsih_is_end_device(device_info
)))
4997 sas_address
= le64_to_cpu(sas_device_pg0
.SASAddress
);
4999 /* check if device is present */
5000 if (!(le16_to_cpu(sas_device_pg0
.Flags
) &
5001 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT
)) {
5002 pr_err(MPT3SAS_FMT
"device is not present handle(0x04%x)!!!\n",
5007 /* check if there were any issues with discovery */
5008 if (_scsih_check_access_status(ioc
, sas_address
, handle
,
5009 sas_device_pg0
.AccessStatus
))
5012 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
5013 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
5015 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
5020 sas_device
= kzalloc(sizeof(struct _sas_device
),
5023 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5024 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5028 sas_device
->handle
= handle
;
5029 if (_scsih_get_sas_address(ioc
,
5030 le16_to_cpu(sas_device_pg0
.ParentDevHandle
),
5031 &sas_device
->sas_address_parent
) != 0)
5032 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
5033 ioc
->name
, __FILE__
, __LINE__
, __func__
);
5034 sas_device
->enclosure_handle
=
5035 le16_to_cpu(sas_device_pg0
.EnclosureHandle
);
5036 if (sas_device
->enclosure_handle
!= 0)
5038 le16_to_cpu(sas_device_pg0
.Slot
);
5039 sas_device
->device_info
= device_info
;
5040 sas_device
->sas_address
= sas_address
;
5041 sas_device
->phy
= sas_device_pg0
.PhyNum
;
5042 sas_device
->fast_path
= (le16_to_cpu(sas_device_pg0
.Flags
) &
5043 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE
) ? 1 : 0;
5045 if (sas_device_pg0
.Flags
& MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID
) {
5046 sas_device
->enclosure_level
=
5047 le16_to_cpu(sas_device_pg0
.EnclosureLevel
);
5048 memcpy(&sas_device
->connector_name
[0],
5049 &sas_device_pg0
.ConnectorName
[0], 4);
5051 sas_device
->enclosure_level
= 0;
5052 sas_device
->connector_name
[0] = '\0';
5054 /* get enclosure_logical_id */
5055 if (sas_device
->enclosure_handle
&& !(mpt3sas_config_get_enclosure_pg0(
5056 ioc
, &mpi_reply
, &enclosure_pg0
, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE
,
5057 sas_device
->enclosure_handle
)))
5058 sas_device
->enclosure_logical_id
=
5059 le64_to_cpu(enclosure_pg0
.EnclosureLogicalID
);
5061 /* get device name */
5062 sas_device
->device_name
= le64_to_cpu(sas_device_pg0
.DeviceName
);
5064 if (ioc
->wait_for_discovery_to_complete
)
5065 _scsih_sas_device_init_add(ioc
, sas_device
);
5067 _scsih_sas_device_add(ioc
, sas_device
);
5073 * _scsih_remove_device - removing sas device object
5074 * @ioc: per adapter object
5075 * @sas_device_delete: the sas_device object
5080 _scsih_remove_device(struct MPT3SAS_ADAPTER
*ioc
,
5081 struct _sas_device
*sas_device
)
5083 struct MPT3SAS_TARGET
*sas_target_priv_data
;
5085 if ((ioc
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_IBM
) &&
5086 (sas_device
->pfa_led_on
)) {
5087 _scsih_turn_off_pfa_led(ioc
, sas_device
);
5088 sas_device
->pfa_led_on
= 0;
5090 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5091 "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n",
5092 ioc
->name
, __func__
,
5093 sas_device
->handle
, (unsigned long long)
5094 sas_device
->sas_address
));
5095 if (sas_device
->enclosure_handle
!= 0)
5096 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5097 "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n",
5098 ioc
->name
, __func__
,
5099 (unsigned long long)sas_device
->enclosure_logical_id
,
5101 if (sas_device
->connector_name
[0] != '\0')
5102 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5103 "%s: enter: enclosure level(0x%04x), connector name( %s)\n",
5104 ioc
->name
, __func__
,
5105 sas_device
->enclosure_level
,
5106 sas_device
->connector_name
));
5108 if (sas_device
->starget
&& sas_device
->starget
->hostdata
) {
5109 sas_target_priv_data
= sas_device
->starget
->hostdata
;
5110 sas_target_priv_data
->deleted
= 1;
5111 _scsih_ublock_io_device(ioc
, sas_device
->sas_address
);
5112 sas_target_priv_data
->handle
=
5113 MPT3SAS_INVALID_DEVICE_HANDLE
;
5115 mpt3sas_transport_port_remove(ioc
,
5116 sas_device
->sas_address
,
5117 sas_device
->sas_address_parent
);
5120 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
5121 ioc
->name
, sas_device
->handle
,
5122 (unsigned long long) sas_device
->sas_address
);
5123 if (sas_device
->enclosure_handle
!= 0)
5125 "removing : enclosure logical id(0x%016llx), slot(%d)\n",
5127 (unsigned long long)sas_device
->enclosure_logical_id
,
5129 if (sas_device
->connector_name
[0] != '\0')
5131 "removing enclosure level(0x%04x), connector name( %s)\n",
5132 ioc
->name
, sas_device
->enclosure_level
,
5133 sas_device
->connector_name
);
5135 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5136 "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n",
5137 ioc
->name
, __func__
,
5138 sas_device
->handle
, (unsigned long long)
5139 sas_device
->sas_address
));
5140 if (sas_device
->enclosure_handle
!= 0)
5141 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5142 "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n",
5143 ioc
->name
, __func__
,
5144 (unsigned long long)sas_device
->enclosure_logical_id
,
5146 if (sas_device
->connector_name
[0] != '\0')
5147 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5148 "%s: exit: enclosure level(0x%04x), connector name(%s)\n",
5149 ioc
->name
, __func__
, sas_device
->enclosure_level
,
5150 sas_device
->connector_name
));
5155 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
5157 * _scsih_sas_topology_change_event_debug - debug for topology event
5158 * @ioc: per adapter object
5159 * @event_data: event data payload
5163 _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
5164 Mpi2EventDataSasTopologyChangeList_t
*event_data
)
5170 char *status_str
= NULL
;
5171 u8 link_rate
, prev_link_rate
;
5173 switch (event_data
->ExpStatus
) {
5174 case MPI2_EVENT_SAS_TOPO_ES_ADDED
:
5177 case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING
:
5178 status_str
= "remove";
5180 case MPI2_EVENT_SAS_TOPO_ES_RESPONDING
:
5182 status_str
= "responding";
5184 case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING
:
5185 status_str
= "remove delay";
5188 status_str
= "unknown status";
5191 pr_info(MPT3SAS_FMT
"sas topology change: (%s)\n",
5192 ioc
->name
, status_str
);
5193 pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \
5194 "start_phy(%02d), count(%d)\n",
5195 le16_to_cpu(event_data
->ExpanderDevHandle
),
5196 le16_to_cpu(event_data
->EnclosureHandle
),
5197 event_data
->StartPhyNum
, event_data
->NumEntries
);
5198 for (i
= 0; i
< event_data
->NumEntries
; i
++) {
5199 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
5202 phy_number
= event_data
->StartPhyNum
+ i
;
5203 reason_code
= event_data
->PHY
[i
].PhyStatus
&
5204 MPI2_EVENT_SAS_TOPO_RC_MASK
;
5205 switch (reason_code
) {
5206 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED
:
5207 status_str
= "target add";
5209 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
:
5210 status_str
= "target remove";
5212 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING
:
5213 status_str
= "delay target remove";
5215 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED
:
5216 status_str
= "link rate change";
5218 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE
:
5219 status_str
= "target responding";
5222 status_str
= "unknown";
5225 link_rate
= event_data
->PHY
[i
].LinkRate
>> 4;
5226 prev_link_rate
= event_data
->PHY
[i
].LinkRate
& 0xF;
5227 pr_info("\tphy(%02d), attached_handle(0x%04x): %s:" \
5228 " link rate: new(0x%02x), old(0x%02x)\n", phy_number
,
5229 handle
, status_str
, link_rate
, prev_link_rate
);
5236 * _scsih_sas_topology_change_event - handle topology changes
5237 * @ioc: per adapter object
5238 * @fw_event: The fw_event_work object
5243 _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER
*ioc
,
5244 struct fw_event_work
*fw_event
)
5247 u16 parent_handle
, handle
;
5249 u8 phy_number
, max_phys
;
5250 struct _sas_node
*sas_expander
;
5252 unsigned long flags
;
5253 u8 link_rate
, prev_link_rate
;
5254 Mpi2EventDataSasTopologyChangeList_t
*event_data
=
5255 (Mpi2EventDataSasTopologyChangeList_t
*)
5256 fw_event
->event_data
;
5258 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
5259 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
5260 _scsih_sas_topology_change_event_debug(ioc
, event_data
);
5263 if (ioc
->shost_recovery
|| ioc
->remove_host
|| ioc
->pci_error_recovery
)
5266 if (!ioc
->sas_hba
.num_phys
)
5267 _scsih_sas_host_add(ioc
);
5269 _scsih_sas_host_refresh(ioc
);
5271 if (fw_event
->ignore
) {
5272 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5273 "ignoring expander event\n", ioc
->name
));
5277 parent_handle
= le16_to_cpu(event_data
->ExpanderDevHandle
);
5279 /* handle expander add */
5280 if (event_data
->ExpStatus
== MPI2_EVENT_SAS_TOPO_ES_ADDED
)
5281 if (_scsih_expander_add(ioc
, parent_handle
) != 0)
5284 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
5285 sas_expander
= mpt3sas_scsih_expander_find_by_handle(ioc
,
5288 sas_address
= sas_expander
->sas_address
;
5289 max_phys
= sas_expander
->num_phys
;
5290 } else if (parent_handle
< ioc
->sas_hba
.num_phys
) {
5291 sas_address
= ioc
->sas_hba
.sas_address
;
5292 max_phys
= ioc
->sas_hba
.num_phys
;
5294 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5297 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
5299 /* handle siblings events */
5300 for (i
= 0; i
< event_data
->NumEntries
; i
++) {
5301 if (fw_event
->ignore
) {
5302 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5303 "ignoring expander event\n", ioc
->name
));
5306 if (ioc
->remove_host
|| ioc
->pci_error_recovery
)
5308 phy_number
= event_data
->StartPhyNum
+ i
;
5309 if (phy_number
>= max_phys
)
5311 reason_code
= event_data
->PHY
[i
].PhyStatus
&
5312 MPI2_EVENT_SAS_TOPO_RC_MASK
;
5313 if ((event_data
->PHY
[i
].PhyStatus
&
5314 MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT
) && (reason_code
!=
5315 MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
))
5317 handle
= le16_to_cpu(event_data
->PHY
[i
].AttachedDevHandle
);
5320 link_rate
= event_data
->PHY
[i
].LinkRate
>> 4;
5321 prev_link_rate
= event_data
->PHY
[i
].LinkRate
& 0xF;
5322 switch (reason_code
) {
5323 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED
:
5325 if (ioc
->shost_recovery
)
5328 if (link_rate
== prev_link_rate
)
5331 mpt3sas_transport_update_links(ioc
, sas_address
,
5332 handle
, phy_number
, link_rate
);
5334 if (link_rate
< MPI2_SAS_NEG_LINK_RATE_1_5
)
5337 _scsih_check_device(ioc
, sas_address
, handle
,
5338 phy_number
, link_rate
);
5341 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED
:
5343 if (ioc
->shost_recovery
)
5346 mpt3sas_transport_update_links(ioc
, sas_address
,
5347 handle
, phy_number
, link_rate
);
5349 _scsih_add_device(ioc
, handle
, phy_number
, 0);
5352 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING
:
5354 _scsih_device_remove_by_handle(ioc
, handle
);
5359 /* handle expander removal */
5360 if (event_data
->ExpStatus
== MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING
&&
5362 mpt3sas_expander_remove(ioc
, sas_address
);
5367 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
5369 * _scsih_sas_device_status_change_event_debug - debug for device event
5370 * @event_data: event data payload
5376 _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
5377 Mpi2EventDataSasDeviceStatusChange_t
*event_data
)
5379 char *reason_str
= NULL
;
5381 switch (event_data
->ReasonCode
) {
5382 case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA
:
5383 reason_str
= "smart data";
5385 case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED
:
5386 reason_str
= "unsupported device discovered";
5388 case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET
:
5389 reason_str
= "internal device reset";
5391 case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL
:
5392 reason_str
= "internal task abort";
5394 case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL
:
5395 reason_str
= "internal task abort set";
5397 case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL
:
5398 reason_str
= "internal clear task set";
5400 case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL
:
5401 reason_str
= "internal query task";
5403 case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE
:
5404 reason_str
= "sata init failure";
5406 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET
:
5407 reason_str
= "internal device reset complete";
5409 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL
:
5410 reason_str
= "internal task abort complete";
5412 case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION
:
5413 reason_str
= "internal async notification";
5415 case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY
:
5416 reason_str
= "expander reduced functionality";
5418 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY
:
5419 reason_str
= "expander reduced functionality complete";
5422 reason_str
= "unknown reason";
5425 pr_info(MPT3SAS_FMT
"device status change: (%s)\n"
5426 "\thandle(0x%04x), sas address(0x%016llx), tag(%d)",
5427 ioc
->name
, reason_str
, le16_to_cpu(event_data
->DevHandle
),
5428 (unsigned long long)le64_to_cpu(event_data
->SASAddress
),
5429 le16_to_cpu(event_data
->TaskTag
));
5430 if (event_data
->ReasonCode
== MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA
)
5431 pr_info(MPT3SAS_FMT
", ASC(0x%x), ASCQ(0x%x)\n", ioc
->name
,
5432 event_data
->ASC
, event_data
->ASCQ
);
5438 * _scsih_sas_device_status_change_event - handle device status change
5439 * @ioc: per adapter object
5440 * @fw_event: The fw_event_work object
5446 _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER
*ioc
,
5447 struct fw_event_work
*fw_event
)
5449 struct MPT3SAS_TARGET
*target_priv_data
;
5450 struct _sas_device
*sas_device
;
5452 unsigned long flags
;
5453 Mpi2EventDataSasDeviceStatusChange_t
*event_data
=
5454 (Mpi2EventDataSasDeviceStatusChange_t
*)
5455 fw_event
->event_data
;
5457 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
5458 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
5459 _scsih_sas_device_status_change_event_debug(ioc
,
5463 /* In MPI Revision K (0xC), the internal device reset complete was
5464 * implemented, so avoid setting tm_busy flag for older firmware.
5466 if ((ioc
->facts
.HeaderVersion
>> 8) < 0xC)
5469 if (event_data
->ReasonCode
!=
5470 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET
&&
5471 event_data
->ReasonCode
!=
5472 MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET
)
5475 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
5476 sas_address
= le64_to_cpu(event_data
->SASAddress
);
5477 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
5480 if (!sas_device
|| !sas_device
->starget
) {
5481 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
5485 target_priv_data
= sas_device
->starget
->hostdata
;
5486 if (!target_priv_data
) {
5487 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
5491 if (event_data
->ReasonCode
==
5492 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET
)
5493 target_priv_data
->tm_busy
= 1;
5495 target_priv_data
->tm_busy
= 0;
5496 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
5499 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
5501 * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure
5503 * @ioc: per adapter object
5504 * @event_data: event data payload
5510 _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
5511 Mpi2EventDataSasEnclDevStatusChange_t
*event_data
)
5513 char *reason_str
= NULL
;
5515 switch (event_data
->ReasonCode
) {
5516 case MPI2_EVENT_SAS_ENCL_RC_ADDED
:
5517 reason_str
= "enclosure add";
5519 case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING
:
5520 reason_str
= "enclosure remove";
5523 reason_str
= "unknown reason";
5527 pr_info(MPT3SAS_FMT
"enclosure status change: (%s)\n"
5528 "\thandle(0x%04x), enclosure logical id(0x%016llx)"
5529 " number slots(%d)\n", ioc
->name
, reason_str
,
5530 le16_to_cpu(event_data
->EnclosureHandle
),
5531 (unsigned long long)le64_to_cpu(event_data
->EnclosureLogicalID
),
5532 le16_to_cpu(event_data
->StartSlot
));
5537 * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events
5538 * @ioc: per adapter object
5539 * @fw_event: The fw_event_work object
5545 _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER
*ioc
,
5546 struct fw_event_work
*fw_event
)
5548 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
5549 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
5550 _scsih_sas_enclosure_dev_status_change_event_debug(ioc
,
5551 (Mpi2EventDataSasEnclDevStatusChange_t
*)
5552 fw_event
->event_data
);
5557 * _scsih_sas_broadcast_primitive_event - handle broadcast events
5558 * @ioc: per adapter object
5559 * @fw_event: The fw_event_work object
5565 _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER
*ioc
,
5566 struct fw_event_work
*fw_event
)
5568 struct scsi_cmnd
*scmd
;
5569 struct scsi_device
*sdev
;
5572 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
5573 u32 termination_count
;
5575 Mpi2SCSITaskManagementReply_t
*mpi_reply
;
5576 Mpi2EventDataSasBroadcastPrimitive_t
*event_data
=
5577 (Mpi2EventDataSasBroadcastPrimitive_t
*)
5578 fw_event
->event_data
;
5580 unsigned long flags
;
5583 u8 task_abort_retries
;
5585 mutex_lock(&ioc
->tm_cmds
.mutex
);
5587 "%s: enter: phy number(%d), width(%d)\n",
5588 ioc
->name
, __func__
, event_data
->PhyNum
,
5589 event_data
->PortWidth
);
5591 _scsih_block_io_all_device(ioc
);
5593 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
5594 mpi_reply
= ioc
->tm_cmds
.reply
;
5595 broadcast_aen_retry
:
5597 /* sanity checks for retrying this loop */
5598 if (max_retries
++ == 5) {
5599 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
"%s: giving up\n",
5600 ioc
->name
, __func__
));
5602 } else if (max_retries
> 1)
5603 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
"%s: %d retry\n",
5604 ioc
->name
, __func__
, max_retries
- 1));
5606 termination_count
= 0;
5608 for (smid
= 1; smid
<= ioc
->scsiio_depth
; smid
++) {
5609 if (ioc
->shost_recovery
)
5611 scmd
= _scsih_scsi_lookup_get(ioc
, smid
);
5614 sdev
= scmd
->device
;
5615 sas_device_priv_data
= sdev
->hostdata
;
5616 if (!sas_device_priv_data
|| !sas_device_priv_data
->sas_target
)
5618 /* skip hidden raid components */
5619 if (sas_device_priv_data
->sas_target
->flags
&
5620 MPT_TARGET_FLAGS_RAID_COMPONENT
)
5623 if (sas_device_priv_data
->sas_target
->flags
&
5624 MPT_TARGET_FLAGS_VOLUME
)
5627 handle
= sas_device_priv_data
->sas_target
->handle
;
5628 lun
= sas_device_priv_data
->lun
;
5631 if (ioc
->shost_recovery
)
5634 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
5635 r
= mpt3sas_scsih_issue_tm(ioc
, handle
, 0, 0, lun
,
5636 MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK
, smid
, 30,
5639 sdev_printk(KERN_WARNING
, sdev
,
5640 "mpt3sas_scsih_issue_tm: FAILED when sending "
5641 "QUERY_TASK: scmd(%p)\n", scmd
);
5642 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
5643 goto broadcast_aen_retry
;
5645 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
)
5646 & MPI2_IOCSTATUS_MASK
;
5647 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5648 sdev_printk(KERN_WARNING
, sdev
,
5649 "query task: FAILED with IOCSTATUS(0x%04x), scmd(%p)\n",
5651 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
5652 goto broadcast_aen_retry
;
5655 /* see if IO is still owned by IOC and target */
5656 if (mpi_reply
->ResponseCode
==
5657 MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED
||
5658 mpi_reply
->ResponseCode
==
5659 MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC
) {
5660 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
5663 task_abort_retries
= 0;
5665 if (task_abort_retries
++ == 60) {
5666 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5667 "%s: ABORT_TASK: giving up\n", ioc
->name
,
5669 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
5670 goto broadcast_aen_retry
;
5673 if (ioc
->shost_recovery
)
5676 r
= mpt3sas_scsih_issue_tm(ioc
, handle
, sdev
->channel
, sdev
->id
,
5677 sdev
->lun
, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK
, smid
, 30,
5680 sdev_printk(KERN_WARNING
, sdev
,
5681 "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : "
5682 "scmd(%p)\n", scmd
);
5686 if (task_abort_retries
> 1)
5687 sdev_printk(KERN_WARNING
, sdev
,
5688 "mpt3sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):"
5690 task_abort_retries
- 1, scmd
);
5692 termination_count
+= le32_to_cpu(mpi_reply
->TerminationCount
);
5693 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
5696 if (ioc
->broadcast_aen_pending
) {
5697 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5698 "%s: loop back due to pending AEN\n",
5699 ioc
->name
, __func__
));
5700 ioc
->broadcast_aen_pending
= 0;
5701 goto broadcast_aen_retry
;
5705 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
5708 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5709 "%s - exit, query_count = %d termination_count = %d\n",
5710 ioc
->name
, __func__
, query_count
, termination_count
));
5712 ioc
->broadcast_aen_busy
= 0;
5713 if (!ioc
->shost_recovery
)
5714 _scsih_ublock_io_all_device(ioc
);
5715 mutex_unlock(&ioc
->tm_cmds
.mutex
);
5719 * _scsih_sas_discovery_event - handle discovery events
5720 * @ioc: per adapter object
5721 * @fw_event: The fw_event_work object
5727 _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER
*ioc
,
5728 struct fw_event_work
*fw_event
)
5730 Mpi2EventDataSasDiscovery_t
*event_data
=
5731 (Mpi2EventDataSasDiscovery_t
*) fw_event
->event_data
;
5733 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
5734 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
) {
5735 pr_info(MPT3SAS_FMT
"discovery event: (%s)", ioc
->name
,
5736 (event_data
->ReasonCode
== MPI2_EVENT_SAS_DISC_RC_STARTED
) ?
5738 if (event_data
->DiscoveryStatus
)
5739 pr_info("discovery_status(0x%08x)",
5740 le32_to_cpu(event_data
->DiscoveryStatus
));
5745 if (event_data
->ReasonCode
== MPI2_EVENT_SAS_DISC_RC_STARTED
&&
5746 !ioc
->sas_hba
.num_phys
) {
5747 if (disable_discovery
> 0 && ioc
->shost_recovery
) {
5748 /* Wait for the reset to complete */
5749 while (ioc
->shost_recovery
)
5752 _scsih_sas_host_add(ioc
);
5757 * _scsih_ir_fastpath - turn on fastpath for IR physdisk
5758 * @ioc: per adapter object
5759 * @handle: device handle for physical disk
5760 * @phys_disk_num: physical disk number
5762 * Return 0 for success, else failure.
5765 _scsih_ir_fastpath(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
, u8 phys_disk_num
)
5767 Mpi2RaidActionRequest_t
*mpi_request
;
5768 Mpi2RaidActionReply_t
*mpi_reply
;
5776 mutex_lock(&ioc
->scsih_cmds
.mutex
);
5778 if (ioc
->scsih_cmds
.status
!= MPT3_CMD_NOT_USED
) {
5779 pr_err(MPT3SAS_FMT
"%s: scsih_cmd in use\n",
5780 ioc
->name
, __func__
);
5784 ioc
->scsih_cmds
.status
= MPT3_CMD_PENDING
;
5786 smid
= mpt3sas_base_get_smid(ioc
, ioc
->scsih_cb_idx
);
5788 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
5789 ioc
->name
, __func__
);
5790 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
5795 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
5796 ioc
->scsih_cmds
.smid
= smid
;
5797 memset(mpi_request
, 0, sizeof(Mpi2RaidActionRequest_t
));
5799 mpi_request
->Function
= MPI2_FUNCTION_RAID_ACTION
;
5800 mpi_request
->Action
= MPI2_RAID_ACTION_PHYSDISK_HIDDEN
;
5801 mpi_request
->PhysDiskNum
= phys_disk_num
;
5803 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
"IR RAID_ACTION: turning fast "\
5804 "path on for handle(0x%04x), phys_disk_num (0x%02x)\n", ioc
->name
,
5805 handle
, phys_disk_num
));
5807 init_completion(&ioc
->scsih_cmds
.done
);
5808 mpt3sas_base_put_smid_default(ioc
, smid
);
5809 wait_for_completion_timeout(&ioc
->scsih_cmds
.done
, 10*HZ
);
5811 if (!(ioc
->scsih_cmds
.status
& MPT3_CMD_COMPLETE
)) {
5812 pr_err(MPT3SAS_FMT
"%s: timeout\n",
5813 ioc
->name
, __func__
);
5814 if (!(ioc
->scsih_cmds
.status
& MPT3_CMD_RESET
))
5820 if (ioc
->scsih_cmds
.status
& MPT3_CMD_REPLY_VALID
) {
5822 mpi_reply
= ioc
->scsih_cmds
.reply
;
5823 ioc_status
= le16_to_cpu(mpi_reply
->IOCStatus
);
5824 if (ioc_status
& MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE
)
5825 log_info
= le32_to_cpu(mpi_reply
->IOCLogInfo
);
5828 ioc_status
&= MPI2_IOCSTATUS_MASK
;
5829 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
5830 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5831 "IR RAID_ACTION: failed: ioc_status(0x%04x), "
5832 "loginfo(0x%08x)!!!\n", ioc
->name
, ioc_status
,
5836 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
5837 "IR RAID_ACTION: completed successfully\n",
5842 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
5843 mutex_unlock(&ioc
->scsih_cmds
.mutex
);
5846 mpt3sas_base_hard_reset_handler(ioc
, CAN_SLEEP
,
5852 * _scsih_reprobe_lun - reprobing lun
5853 * @sdev: scsi device struct
5854 * @no_uld_attach: sdev->no_uld_attach flag setting
5858 _scsih_reprobe_lun(struct scsi_device
*sdev
, void *no_uld_attach
)
5861 sdev
->no_uld_attach
= no_uld_attach
? 1 : 0;
5862 sdev_printk(KERN_INFO
, sdev
, "%s raid component\n",
5863 sdev
->no_uld_attach
? "hidding" : "exposing");
5864 rc
= scsi_device_reprobe(sdev
);
5868 * _scsih_sas_volume_add - add new volume
5869 * @ioc: per adapter object
5870 * @element: IR config element data
5876 _scsih_sas_volume_add(struct MPT3SAS_ADAPTER
*ioc
,
5877 Mpi2EventIrConfigElement_t
*element
)
5879 struct _raid_device
*raid_device
;
5880 unsigned long flags
;
5882 u16 handle
= le16_to_cpu(element
->VolDevHandle
);
5885 mpt3sas_config_get_volume_wwid(ioc
, handle
, &wwid
);
5888 "failure at %s:%d/%s()!\n", ioc
->name
,
5889 __FILE__
, __LINE__
, __func__
);
5893 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
5894 raid_device
= _scsih_raid_device_find_by_wwid(ioc
, wwid
);
5895 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
5900 raid_device
= kzalloc(sizeof(struct _raid_device
), GFP_KERNEL
);
5903 "failure at %s:%d/%s()!\n", ioc
->name
,
5904 __FILE__
, __LINE__
, __func__
);
5908 raid_device
->id
= ioc
->sas_id
++;
5909 raid_device
->channel
= RAID_CHANNEL
;
5910 raid_device
->handle
= handle
;
5911 raid_device
->wwid
= wwid
;
5912 _scsih_raid_device_add(ioc
, raid_device
);
5913 if (!ioc
->wait_for_discovery_to_complete
) {
5914 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
5915 raid_device
->id
, 0);
5917 _scsih_raid_device_remove(ioc
, raid_device
);
5919 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
5920 _scsih_determine_boot_device(ioc
, raid_device
, 1);
5921 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
5926 * _scsih_sas_volume_delete - delete volume
5927 * @ioc: per adapter object
5928 * @handle: volume device handle
5934 _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER
*ioc
, u16 handle
)
5936 struct _raid_device
*raid_device
;
5937 unsigned long flags
;
5938 struct MPT3SAS_TARGET
*sas_target_priv_data
;
5939 struct scsi_target
*starget
= NULL
;
5941 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
5942 raid_device
= _scsih_raid_device_find_by_handle(ioc
, handle
);
5944 if (raid_device
->starget
) {
5945 starget
= raid_device
->starget
;
5946 sas_target_priv_data
= starget
->hostdata
;
5947 sas_target_priv_data
->deleted
= 1;
5949 pr_info(MPT3SAS_FMT
"removing handle(0x%04x), wwid(0x%016llx)\n",
5950 ioc
->name
, raid_device
->handle
,
5951 (unsigned long long) raid_device
->wwid
);
5952 list_del(&raid_device
->list
);
5955 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
5957 scsi_remove_target(&starget
->dev
);
5961 * _scsih_sas_pd_expose - expose pd component to /dev/sdX
5962 * @ioc: per adapter object
5963 * @element: IR config element data
5969 _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER
*ioc
,
5970 Mpi2EventIrConfigElement_t
*element
)
5972 struct _sas_device
*sas_device
;
5973 struct scsi_target
*starget
= NULL
;
5974 struct MPT3SAS_TARGET
*sas_target_priv_data
;
5975 unsigned long flags
;
5976 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
5978 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
5979 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
5981 sas_device
->volume_handle
= 0;
5982 sas_device
->volume_wwid
= 0;
5983 clear_bit(handle
, ioc
->pd_handles
);
5984 if (sas_device
->starget
&& sas_device
->starget
->hostdata
) {
5985 starget
= sas_device
->starget
;
5986 sas_target_priv_data
= starget
->hostdata
;
5987 sas_target_priv_data
->flags
&=
5988 ~MPT_TARGET_FLAGS_RAID_COMPONENT
;
5991 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
5995 /* exposing raid component */
5997 starget_for_each_device(starget
, NULL
, _scsih_reprobe_lun
);
6001 * _scsih_sas_pd_hide - hide pd component from /dev/sdX
6002 * @ioc: per adapter object
6003 * @element: IR config element data
6009 _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER
*ioc
,
6010 Mpi2EventIrConfigElement_t
*element
)
6012 struct _sas_device
*sas_device
;
6013 struct scsi_target
*starget
= NULL
;
6014 struct MPT3SAS_TARGET
*sas_target_priv_data
;
6015 unsigned long flags
;
6016 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6017 u16 volume_handle
= 0;
6018 u64 volume_wwid
= 0;
6020 mpt3sas_config_get_volume_handle(ioc
, handle
, &volume_handle
);
6022 mpt3sas_config_get_volume_wwid(ioc
, volume_handle
,
6025 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
6026 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
6028 set_bit(handle
, ioc
->pd_handles
);
6029 if (sas_device
->starget
&& sas_device
->starget
->hostdata
) {
6030 starget
= sas_device
->starget
;
6031 sas_target_priv_data
= starget
->hostdata
;
6032 sas_target_priv_data
->flags
|=
6033 MPT_TARGET_FLAGS_RAID_COMPONENT
;
6034 sas_device
->volume_handle
= volume_handle
;
6035 sas_device
->volume_wwid
= volume_wwid
;
6038 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6042 /* hiding raid component */
6043 _scsih_ir_fastpath(ioc
, handle
, element
->PhysDiskNum
);
6045 starget_for_each_device(starget
, (void *)1, _scsih_reprobe_lun
);
6049 * _scsih_sas_pd_delete - delete pd component
6050 * @ioc: per adapter object
6051 * @element: IR config element data
6057 _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER
*ioc
,
6058 Mpi2EventIrConfigElement_t
*element
)
6060 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6062 _scsih_device_remove_by_handle(ioc
, handle
);
6066 * _scsih_sas_pd_add - remove pd component
6067 * @ioc: per adapter object
6068 * @element: IR config element data
6074 _scsih_sas_pd_add(struct MPT3SAS_ADAPTER
*ioc
,
6075 Mpi2EventIrConfigElement_t
*element
)
6077 struct _sas_device
*sas_device
;
6078 unsigned long flags
;
6079 u16 handle
= le16_to_cpu(element
->PhysDiskDevHandle
);
6080 Mpi2ConfigReply_t mpi_reply
;
6081 Mpi2SasDevicePage0_t sas_device_pg0
;
6086 set_bit(handle
, ioc
->pd_handles
);
6088 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
6089 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
6090 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6092 _scsih_ir_fastpath(ioc
, handle
, element
->PhysDiskNum
);
6096 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
, &sas_device_pg0
,
6097 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
, handle
))) {
6098 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6099 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6103 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6104 MPI2_IOCSTATUS_MASK
;
6105 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6106 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6107 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6111 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
6112 if (!_scsih_get_sas_address(ioc
, parent_handle
, &sas_address
))
6113 mpt3sas_transport_update_links(ioc
, sas_address
, handle
,
6114 sas_device_pg0
.PhyNum
, MPI2_SAS_NEG_LINK_RATE_1_5
);
6116 _scsih_ir_fastpath(ioc
, handle
, element
->PhysDiskNum
);
6117 _scsih_add_device(ioc
, handle
, 0, 1);
6120 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
6122 * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events
6123 * @ioc: per adapter object
6124 * @event_data: event data payload
6130 _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
6131 Mpi2EventDataIrConfigChangeList_t
*event_data
)
6133 Mpi2EventIrConfigElement_t
*element
;
6136 char *reason_str
= NULL
, *element_str
= NULL
;
6138 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
6140 pr_info(MPT3SAS_FMT
"raid config change: (%s), elements(%d)\n",
6141 ioc
->name
, (le32_to_cpu(event_data
->Flags
) &
6142 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
) ?
6143 "foreign" : "native", event_data
->NumElements
);
6144 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
6145 switch (element
->ReasonCode
) {
6146 case MPI2_EVENT_IR_CHANGE_RC_ADDED
:
6149 case MPI2_EVENT_IR_CHANGE_RC_REMOVED
:
6150 reason_str
= "remove";
6152 case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE
:
6153 reason_str
= "no change";
6155 case MPI2_EVENT_IR_CHANGE_RC_HIDE
:
6156 reason_str
= "hide";
6158 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE
:
6159 reason_str
= "unhide";
6161 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED
:
6162 reason_str
= "volume_created";
6164 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED
:
6165 reason_str
= "volume_deleted";
6167 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED
:
6168 reason_str
= "pd_created";
6170 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED
:
6171 reason_str
= "pd_deleted";
6174 reason_str
= "unknown reason";
6177 element_type
= le16_to_cpu(element
->ElementFlags
) &
6178 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK
;
6179 switch (element_type
) {
6180 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT
:
6181 element_str
= "volume";
6183 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT
:
6184 element_str
= "phys disk";
6186 case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT
:
6187 element_str
= "hot spare";
6190 element_str
= "unknown element";
6193 pr_info("\t(%s:%s), vol handle(0x%04x), " \
6194 "pd handle(0x%04x), pd num(0x%02x)\n", element_str
,
6195 reason_str
, le16_to_cpu(element
->VolDevHandle
),
6196 le16_to_cpu(element
->PhysDiskDevHandle
),
6197 element
->PhysDiskNum
);
6203 * _scsih_sas_ir_config_change_event - handle ir configuration change events
6204 * @ioc: per adapter object
6205 * @fw_event: The fw_event_work object
6211 _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER
*ioc
,
6212 struct fw_event_work
*fw_event
)
6214 Mpi2EventIrConfigElement_t
*element
;
6217 Mpi2EventDataIrConfigChangeList_t
*event_data
=
6218 (Mpi2EventDataIrConfigChangeList_t
*)
6219 fw_event
->event_data
;
6221 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
6222 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
6223 _scsih_sas_ir_config_change_event_debug(ioc
, event_data
);
6227 foreign_config
= (le32_to_cpu(event_data
->Flags
) &
6228 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG
) ? 1 : 0;
6230 element
= (Mpi2EventIrConfigElement_t
*)&event_data
->ConfigElement
[0];
6231 if (ioc
->shost_recovery
) {
6233 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
6234 if (element
->ReasonCode
== MPI2_EVENT_IR_CHANGE_RC_HIDE
)
6235 _scsih_ir_fastpath(ioc
,
6236 le16_to_cpu(element
->PhysDiskDevHandle
),
6237 element
->PhysDiskNum
);
6241 for (i
= 0; i
< event_data
->NumElements
; i
++, element
++) {
6243 switch (element
->ReasonCode
) {
6244 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED
:
6245 case MPI2_EVENT_IR_CHANGE_RC_ADDED
:
6246 if (!foreign_config
)
6247 _scsih_sas_volume_add(ioc
, element
);
6249 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED
:
6250 case MPI2_EVENT_IR_CHANGE_RC_REMOVED
:
6251 if (!foreign_config
)
6252 _scsih_sas_volume_delete(ioc
,
6253 le16_to_cpu(element
->VolDevHandle
));
6255 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED
:
6256 _scsih_sas_pd_hide(ioc
, element
);
6258 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED
:
6259 _scsih_sas_pd_expose(ioc
, element
);
6261 case MPI2_EVENT_IR_CHANGE_RC_HIDE
:
6262 _scsih_sas_pd_add(ioc
, element
);
6264 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE
:
6265 _scsih_sas_pd_delete(ioc
, element
);
6272 * _scsih_sas_ir_volume_event - IR volume event
6273 * @ioc: per adapter object
6274 * @fw_event: The fw_event_work object
6280 _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER
*ioc
,
6281 struct fw_event_work
*fw_event
)
6284 unsigned long flags
;
6285 struct _raid_device
*raid_device
;
6289 Mpi2EventDataIrVolume_t
*event_data
=
6290 (Mpi2EventDataIrVolume_t
*) fw_event
->event_data
;
6292 if (ioc
->shost_recovery
)
6295 if (event_data
->ReasonCode
!= MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED
)
6298 handle
= le16_to_cpu(event_data
->VolDevHandle
);
6299 state
= le32_to_cpu(event_data
->NewValue
);
6300 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6301 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6302 ioc
->name
, __func__
, handle
,
6303 le32_to_cpu(event_data
->PreviousValue
), state
));
6305 case MPI2_RAID_VOL_STATE_MISSING
:
6306 case MPI2_RAID_VOL_STATE_FAILED
:
6307 _scsih_sas_volume_delete(ioc
, handle
);
6310 case MPI2_RAID_VOL_STATE_ONLINE
:
6311 case MPI2_RAID_VOL_STATE_DEGRADED
:
6312 case MPI2_RAID_VOL_STATE_OPTIMAL
:
6314 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6315 raid_device
= _scsih_raid_device_find_by_handle(ioc
, handle
);
6316 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6321 mpt3sas_config_get_volume_wwid(ioc
, handle
, &wwid
);
6324 "failure at %s:%d/%s()!\n", ioc
->name
,
6325 __FILE__
, __LINE__
, __func__
);
6329 raid_device
= kzalloc(sizeof(struct _raid_device
), GFP_KERNEL
);
6332 "failure at %s:%d/%s()!\n", ioc
->name
,
6333 __FILE__
, __LINE__
, __func__
);
6337 raid_device
->id
= ioc
->sas_id
++;
6338 raid_device
->channel
= RAID_CHANNEL
;
6339 raid_device
->handle
= handle
;
6340 raid_device
->wwid
= wwid
;
6341 _scsih_raid_device_add(ioc
, raid_device
);
6342 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
6343 raid_device
->id
, 0);
6345 _scsih_raid_device_remove(ioc
, raid_device
);
6348 case MPI2_RAID_VOL_STATE_INITIALIZING
:
6355 * _scsih_sas_ir_physical_disk_event - PD event
6356 * @ioc: per adapter object
6357 * @fw_event: The fw_event_work object
6363 _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER
*ioc
,
6364 struct fw_event_work
*fw_event
)
6366 u16 handle
, parent_handle
;
6368 struct _sas_device
*sas_device
;
6369 unsigned long flags
;
6370 Mpi2ConfigReply_t mpi_reply
;
6371 Mpi2SasDevicePage0_t sas_device_pg0
;
6373 Mpi2EventDataIrPhysicalDisk_t
*event_data
=
6374 (Mpi2EventDataIrPhysicalDisk_t
*) fw_event
->event_data
;
6377 if (ioc
->shost_recovery
)
6380 if (event_data
->ReasonCode
!= MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED
)
6383 handle
= le16_to_cpu(event_data
->PhysDiskDevHandle
);
6384 state
= le32_to_cpu(event_data
->NewValue
);
6386 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
6387 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6388 ioc
->name
, __func__
, handle
,
6389 le32_to_cpu(event_data
->PreviousValue
), state
));
6391 case MPI2_RAID_PD_STATE_ONLINE
:
6392 case MPI2_RAID_PD_STATE_DEGRADED
:
6393 case MPI2_RAID_PD_STATE_REBUILDING
:
6394 case MPI2_RAID_PD_STATE_OPTIMAL
:
6395 case MPI2_RAID_PD_STATE_HOT_SPARE
:
6397 set_bit(handle
, ioc
->pd_handles
);
6398 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
6399 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
6400 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6405 if ((mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
6406 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
,
6408 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6409 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6413 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6414 MPI2_IOCSTATUS_MASK
;
6415 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6416 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6417 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6421 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
6422 if (!_scsih_get_sas_address(ioc
, parent_handle
, &sas_address
))
6423 mpt3sas_transport_update_links(ioc
, sas_address
, handle
,
6424 sas_device_pg0
.PhyNum
, MPI2_SAS_NEG_LINK_RATE_1_5
);
6426 _scsih_add_device(ioc
, handle
, 0, 1);
6430 case MPI2_RAID_PD_STATE_OFFLINE
:
6431 case MPI2_RAID_PD_STATE_NOT_CONFIGURED
:
6432 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE
:
6438 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
6440 * _scsih_sas_ir_operation_status_event_debug - debug for IR op event
6441 * @ioc: per adapter object
6442 * @event_data: event data payload
6448 _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER
*ioc
,
6449 Mpi2EventDataIrOperationStatus_t
*event_data
)
6451 char *reason_str
= NULL
;
6453 switch (event_data
->RAIDOperation
) {
6454 case MPI2_EVENT_IR_RAIDOP_RESYNC
:
6455 reason_str
= "resync";
6457 case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION
:
6458 reason_str
= "online capacity expansion";
6460 case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK
:
6461 reason_str
= "consistency check";
6463 case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT
:
6464 reason_str
= "background init";
6466 case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT
:
6467 reason_str
= "make data consistent";
6474 pr_info(MPT3SAS_FMT
"raid operational status: (%s)" \
6475 "\thandle(0x%04x), percent complete(%d)\n",
6476 ioc
->name
, reason_str
,
6477 le16_to_cpu(event_data
->VolDevHandle
),
6478 event_data
->PercentComplete
);
6483 * _scsih_sas_ir_operation_status_event - handle RAID operation events
6484 * @ioc: per adapter object
6485 * @fw_event: The fw_event_work object
6491 _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER
*ioc
,
6492 struct fw_event_work
*fw_event
)
6494 Mpi2EventDataIrOperationStatus_t
*event_data
=
6495 (Mpi2EventDataIrOperationStatus_t
*)
6496 fw_event
->event_data
;
6497 static struct _raid_device
*raid_device
;
6498 unsigned long flags
;
6501 #ifdef CONFIG_SCSI_MPT3SAS_LOGGING
6502 if (ioc
->logging_level
& MPT_DEBUG_EVENT_WORK_TASK
)
6503 _scsih_sas_ir_operation_status_event_debug(ioc
,
6507 /* code added for raid transport support */
6508 if (event_data
->RAIDOperation
== MPI2_EVENT_IR_RAIDOP_RESYNC
) {
6510 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6511 handle
= le16_to_cpu(event_data
->VolDevHandle
);
6512 raid_device
= _scsih_raid_device_find_by_handle(ioc
, handle
);
6514 raid_device
->percent_complete
=
6515 event_data
->PercentComplete
;
6516 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6521 * _scsih_prep_device_scan - initialize parameters prior to device scan
6522 * @ioc: per adapter object
6524 * Set the deleted flag prior to device scan. If the device is found during
6525 * the scan, then we clear the deleted flag.
6528 _scsih_prep_device_scan(struct MPT3SAS_ADAPTER
*ioc
)
6530 struct MPT3SAS_DEVICE
*sas_device_priv_data
;
6531 struct scsi_device
*sdev
;
6533 shost_for_each_device(sdev
, ioc
->shost
) {
6534 sas_device_priv_data
= sdev
->hostdata
;
6535 if (sas_device_priv_data
&& sas_device_priv_data
->sas_target
)
6536 sas_device_priv_data
->sas_target
->deleted
= 1;
6541 * _scsih_mark_responding_sas_device - mark a sas_devices as responding
6542 * @ioc: per adapter object
6543 * @sas_device_pg0: SAS Device page 0
6545 * After host reset, find out whether devices are still responding.
6546 * Used in _scsih_remove_unresponsive_sas_devices.
6551 _scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER
*ioc
,
6552 Mpi2SasDevicePage0_t
*sas_device_pg0
)
6554 struct MPT3SAS_TARGET
*sas_target_priv_data
= NULL
;
6555 struct scsi_target
*starget
;
6556 struct _sas_device
*sas_device
;
6557 unsigned long flags
;
6559 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
6560 list_for_each_entry(sas_device
, &ioc
->sas_device_list
, list
) {
6561 if ((sas_device
->sas_address
== sas_device_pg0
->SASAddress
) &&
6562 (sas_device
->slot
== sas_device_pg0
->Slot
)) {
6563 sas_device
->responding
= 1;
6564 starget
= sas_device
->starget
;
6565 if (starget
&& starget
->hostdata
) {
6566 sas_target_priv_data
= starget
->hostdata
;
6567 sas_target_priv_data
->tm_busy
= 0;
6568 sas_target_priv_data
->deleted
= 0;
6570 sas_target_priv_data
= NULL
;
6572 starget_printk(KERN_INFO
, starget
,
6573 "handle(0x%04x), sas_addr(0x%016llx)\n",
6574 sas_device_pg0
->DevHandle
,
6575 (unsigned long long)
6576 sas_device
->sas_address
);
6578 if (sas_device
->enclosure_handle
!= 0)
6579 starget_printk(KERN_INFO
, starget
,
6580 "enclosure logical id(0x%016llx),"
6582 (unsigned long long)
6583 sas_device
->enclosure_logical_id
,
6586 if (sas_device_pg0
->Flags
&
6587 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID
) {
6588 sas_device
->enclosure_level
=
6589 le16_to_cpu(sas_device_pg0
->EnclosureLevel
);
6590 memcpy(&sas_device
->connector_name
[0],
6591 &sas_device_pg0
->ConnectorName
[0], 4);
6593 sas_device
->enclosure_level
= 0;
6594 sas_device
->connector_name
[0] = '\0';
6597 if (sas_device
->handle
== sas_device_pg0
->DevHandle
)
6599 pr_info("\thandle changed from(0x%04x)!!!\n",
6600 sas_device
->handle
);
6601 sas_device
->handle
= sas_device_pg0
->DevHandle
;
6602 if (sas_target_priv_data
)
6603 sas_target_priv_data
->handle
=
6604 sas_device_pg0
->DevHandle
;
6609 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
6613 * _scsih_search_responding_sas_devices -
6614 * @ioc: per adapter object
6616 * After host reset, find out whether devices are still responding.
6622 _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER
*ioc
)
6624 Mpi2SasDevicePage0_t sas_device_pg0
;
6625 Mpi2ConfigReply_t mpi_reply
;
6630 pr_info(MPT3SAS_FMT
"search for end-devices: start\n", ioc
->name
);
6632 if (list_empty(&ioc
->sas_device_list
))
6636 while (!(mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
6637 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE
,
6639 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6640 MPI2_IOCSTATUS_MASK
;
6641 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
6643 handle
= sas_device_pg0
.DevHandle
=
6644 le16_to_cpu(sas_device_pg0
.DevHandle
);
6645 device_info
= le32_to_cpu(sas_device_pg0
.DeviceInfo
);
6646 if (!(_scsih_is_end_device(device_info
)))
6648 sas_device_pg0
.SASAddress
=
6649 le64_to_cpu(sas_device_pg0
.SASAddress
);
6650 sas_device_pg0
.Slot
= le16_to_cpu(sas_device_pg0
.Slot
);
6651 _scsih_mark_responding_sas_device(ioc
, &sas_device_pg0
);
6655 pr_info(MPT3SAS_FMT
"search for end-devices: complete\n",
6660 * _scsih_mark_responding_raid_device - mark a raid_device as responding
6661 * @ioc: per adapter object
6662 * @wwid: world wide identifier for raid volume
6663 * @handle: device handle
6665 * After host reset, find out whether devices are still responding.
6666 * Used in _scsih_remove_unresponsive_raid_devices.
6671 _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER
*ioc
, u64 wwid
,
6674 struct MPT3SAS_TARGET
*sas_target_priv_data
;
6675 struct scsi_target
*starget
;
6676 struct _raid_device
*raid_device
;
6677 unsigned long flags
;
6679 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6680 list_for_each_entry(raid_device
, &ioc
->raid_device_list
, list
) {
6681 if (raid_device
->wwid
== wwid
&& raid_device
->starget
) {
6682 starget
= raid_device
->starget
;
6683 if (starget
&& starget
->hostdata
) {
6684 sas_target_priv_data
= starget
->hostdata
;
6685 sas_target_priv_data
->deleted
= 0;
6687 sas_target_priv_data
= NULL
;
6688 raid_device
->responding
= 1;
6689 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6690 starget_printk(KERN_INFO
, raid_device
->starget
,
6691 "handle(0x%04x), wwid(0x%016llx)\n", handle
,
6692 (unsigned long long)raid_device
->wwid
);
6693 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
6694 if (raid_device
->handle
== handle
) {
6695 spin_unlock_irqrestore(&ioc
->raid_device_lock
,
6699 pr_info("\thandle changed from(0x%04x)!!!\n",
6700 raid_device
->handle
);
6701 raid_device
->handle
= handle
;
6702 if (sas_target_priv_data
)
6703 sas_target_priv_data
->handle
= handle
;
6704 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6708 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
6712 * _scsih_search_responding_raid_devices -
6713 * @ioc: per adapter object
6715 * After host reset, find out whether devices are still responding.
6721 _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER
*ioc
)
6723 Mpi2RaidVolPage1_t volume_pg1
;
6724 Mpi2RaidVolPage0_t volume_pg0
;
6725 Mpi2RaidPhysDiskPage0_t pd_pg0
;
6726 Mpi2ConfigReply_t mpi_reply
;
6731 if (!ioc
->ir_firmware
)
6734 pr_info(MPT3SAS_FMT
"search for raid volumes: start\n",
6737 if (list_empty(&ioc
->raid_device_list
))
6741 while (!(mpt3sas_config_get_raid_volume_pg1(ioc
, &mpi_reply
,
6742 &volume_pg1
, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE
, handle
))) {
6743 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6744 MPI2_IOCSTATUS_MASK
;
6745 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
6747 handle
= le16_to_cpu(volume_pg1
.DevHandle
);
6749 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
,
6750 &volume_pg0
, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
6751 sizeof(Mpi2RaidVolPage0_t
)))
6754 if (volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_OPTIMAL
||
6755 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_ONLINE
||
6756 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_DEGRADED
)
6757 _scsih_mark_responding_raid_device(ioc
,
6758 le64_to_cpu(volume_pg1
.WWID
), handle
);
6761 /* refresh the pd_handles */
6762 phys_disk_num
= 0xFF;
6763 memset(ioc
->pd_handles
, 0, ioc
->pd_handles_sz
);
6764 while (!(mpt3sas_config_get_phys_disk_pg0(ioc
, &mpi_reply
,
6765 &pd_pg0
, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM
,
6767 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6768 MPI2_IOCSTATUS_MASK
;
6769 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
6771 phys_disk_num
= pd_pg0
.PhysDiskNum
;
6772 handle
= le16_to_cpu(pd_pg0
.DevHandle
);
6773 set_bit(handle
, ioc
->pd_handles
);
6776 pr_info(MPT3SAS_FMT
"search for responding raid volumes: complete\n",
6781 * _scsih_mark_responding_expander - mark a expander as responding
6782 * @ioc: per adapter object
6783 * @sas_address: sas address
6786 * After host reset, find out whether devices are still responding.
6787 * Used in _scsih_remove_unresponsive_expanders.
6792 _scsih_mark_responding_expander(struct MPT3SAS_ADAPTER
*ioc
, u64 sas_address
,
6795 struct _sas_node
*sas_expander
;
6796 unsigned long flags
;
6799 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
6800 list_for_each_entry(sas_expander
, &ioc
->sas_expander_list
, list
) {
6801 if (sas_expander
->sas_address
!= sas_address
)
6803 sas_expander
->responding
= 1;
6804 if (sas_expander
->handle
== handle
)
6806 pr_info("\texpander(0x%016llx): handle changed" \
6807 " from(0x%04x) to (0x%04x)!!!\n",
6808 (unsigned long long)sas_expander
->sas_address
,
6809 sas_expander
->handle
, handle
);
6810 sas_expander
->handle
= handle
;
6811 for (i
= 0 ; i
< sas_expander
->num_phys
; i
++)
6812 sas_expander
->phy
[i
].handle
= handle
;
6816 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
6820 * _scsih_search_responding_expanders -
6821 * @ioc: per adapter object
6823 * After host reset, find out whether devices are still responding.
6829 _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER
*ioc
)
6831 Mpi2ExpanderPage0_t expander_pg0
;
6832 Mpi2ConfigReply_t mpi_reply
;
6837 pr_info(MPT3SAS_FMT
"search for expanders: start\n", ioc
->name
);
6839 if (list_empty(&ioc
->sas_expander_list
))
6843 while (!(mpt3sas_config_get_expander_pg0(ioc
, &mpi_reply
, &expander_pg0
,
6844 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL
, handle
))) {
6846 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6847 MPI2_IOCSTATUS_MASK
;
6848 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
)
6851 handle
= le16_to_cpu(expander_pg0
.DevHandle
);
6852 sas_address
= le64_to_cpu(expander_pg0
.SASAddress
);
6853 pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n",
6855 (unsigned long long)sas_address
);
6856 _scsih_mark_responding_expander(ioc
, sas_address
, handle
);
6860 pr_info(MPT3SAS_FMT
"search for expanders: complete\n", ioc
->name
);
6864 * _scsih_remove_unresponding_sas_devices - removing unresponding devices
6865 * @ioc: per adapter object
6870 _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER
*ioc
)
6872 struct _sas_device
*sas_device
, *sas_device_next
;
6873 struct _sas_node
*sas_expander
, *sas_expander_next
;
6874 struct _raid_device
*raid_device
, *raid_device_next
;
6875 struct list_head tmp_list
;
6876 unsigned long flags
;
6878 pr_info(MPT3SAS_FMT
"removing unresponding devices: start\n",
6881 /* removing unresponding end devices */
6882 pr_info(MPT3SAS_FMT
"removing unresponding devices: end-devices\n",
6884 list_for_each_entry_safe(sas_device
, sas_device_next
,
6885 &ioc
->sas_device_list
, list
) {
6886 if (!sas_device
->responding
)
6887 mpt3sas_device_remove_by_sas_address(ioc
,
6888 sas_device
->sas_address
);
6890 sas_device
->responding
= 0;
6893 /* removing unresponding volumes */
6894 if (ioc
->ir_firmware
) {
6895 pr_info(MPT3SAS_FMT
"removing unresponding devices: volumes\n",
6897 list_for_each_entry_safe(raid_device
, raid_device_next
,
6898 &ioc
->raid_device_list
, list
) {
6899 if (!raid_device
->responding
)
6900 _scsih_sas_volume_delete(ioc
,
6901 raid_device
->handle
);
6903 raid_device
->responding
= 0;
6907 /* removing unresponding expanders */
6908 pr_info(MPT3SAS_FMT
"removing unresponding devices: expanders\n",
6910 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
6911 INIT_LIST_HEAD(&tmp_list
);
6912 list_for_each_entry_safe(sas_expander
, sas_expander_next
,
6913 &ioc
->sas_expander_list
, list
) {
6914 if (!sas_expander
->responding
)
6915 list_move_tail(&sas_expander
->list
, &tmp_list
);
6917 sas_expander
->responding
= 0;
6919 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
6920 list_for_each_entry_safe(sas_expander
, sas_expander_next
, &tmp_list
,
6922 list_del(&sas_expander
->list
);
6923 _scsih_expander_node_remove(ioc
, sas_expander
);
6926 pr_info(MPT3SAS_FMT
"removing unresponding devices: complete\n",
6929 /* unblock devices */
6930 _scsih_ublock_io_all_device(ioc
);
6934 _scsih_refresh_expander_links(struct MPT3SAS_ADAPTER
*ioc
,
6935 struct _sas_node
*sas_expander
, u16 handle
)
6937 Mpi2ExpanderPage1_t expander_pg1
;
6938 Mpi2ConfigReply_t mpi_reply
;
6941 for (i
= 0 ; i
< sas_expander
->num_phys
; i
++) {
6942 if ((mpt3sas_config_get_expander_pg1(ioc
, &mpi_reply
,
6943 &expander_pg1
, i
, handle
))) {
6944 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
6945 ioc
->name
, __FILE__
, __LINE__
, __func__
);
6949 mpt3sas_transport_update_links(ioc
, sas_expander
->sas_address
,
6950 le16_to_cpu(expander_pg1
.AttachedDevHandle
), i
,
6951 expander_pg1
.NegotiatedLinkRate
>> 4);
6956 * _scsih_scan_for_devices_after_reset - scan for devices after host reset
6957 * @ioc: per adapter object
6962 _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER
*ioc
)
6964 Mpi2ExpanderPage0_t expander_pg0
;
6965 Mpi2SasDevicePage0_t sas_device_pg0
;
6966 Mpi2RaidVolPage1_t volume_pg1
;
6967 Mpi2RaidVolPage0_t volume_pg0
;
6968 Mpi2RaidPhysDiskPage0_t pd_pg0
;
6969 Mpi2EventIrConfigElement_t element
;
6970 Mpi2ConfigReply_t mpi_reply
;
6973 u16 handle
, parent_handle
;
6975 struct _sas_device
*sas_device
;
6976 struct _sas_node
*expander_device
;
6977 static struct _raid_device
*raid_device
;
6979 unsigned long flags
;
6981 pr_info(MPT3SAS_FMT
"scan devices: start\n", ioc
->name
);
6983 _scsih_sas_host_refresh(ioc
);
6985 pr_info(MPT3SAS_FMT
"\tscan devices: expanders start\n", ioc
->name
);
6989 while (!(mpt3sas_config_get_expander_pg0(ioc
, &mpi_reply
, &expander_pg0
,
6990 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL
, handle
))) {
6991 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
6992 MPI2_IOCSTATUS_MASK
;
6993 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
6994 pr_info(MPT3SAS_FMT
"\tbreak from expander scan: " \
6995 "ioc_status(0x%04x), loginfo(0x%08x)\n",
6996 ioc
->name
, ioc_status
,
6997 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7000 handle
= le16_to_cpu(expander_pg0
.DevHandle
);
7001 spin_lock_irqsave(&ioc
->sas_node_lock
, flags
);
7002 expander_device
= mpt3sas_scsih_expander_find_by_sas_address(
7003 ioc
, le64_to_cpu(expander_pg0
.SASAddress
));
7004 spin_unlock_irqrestore(&ioc
->sas_node_lock
, flags
);
7005 if (expander_device
)
7006 _scsih_refresh_expander_links(ioc
, expander_device
,
7009 pr_info(MPT3SAS_FMT
"\tBEFORE adding expander: " \
7010 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7011 handle
, (unsigned long long)
7012 le64_to_cpu(expander_pg0
.SASAddress
));
7013 _scsih_expander_add(ioc
, handle
);
7014 pr_info(MPT3SAS_FMT
"\tAFTER adding expander: " \
7015 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7016 handle
, (unsigned long long)
7017 le64_to_cpu(expander_pg0
.SASAddress
));
7021 pr_info(MPT3SAS_FMT
"\tscan devices: expanders complete\n",
7024 if (!ioc
->ir_firmware
)
7027 pr_info(MPT3SAS_FMT
"\tscan devices: phys disk start\n", ioc
->name
);
7030 phys_disk_num
= 0xFF;
7031 while (!(mpt3sas_config_get_phys_disk_pg0(ioc
, &mpi_reply
,
7032 &pd_pg0
, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM
,
7034 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7035 MPI2_IOCSTATUS_MASK
;
7036 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7037 pr_info(MPT3SAS_FMT
"\tbreak from phys disk scan: "\
7038 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7039 ioc
->name
, ioc_status
,
7040 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7043 phys_disk_num
= pd_pg0
.PhysDiskNum
;
7044 handle
= le16_to_cpu(pd_pg0
.DevHandle
);
7045 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
7046 sas_device
= _scsih_sas_device_find_by_handle(ioc
, handle
);
7047 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
7050 if (mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
7051 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE
,
7054 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7055 MPI2_IOCSTATUS_MASK
;
7056 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7057 pr_info(MPT3SAS_FMT
"\tbreak from phys disk scan " \
7058 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7059 ioc
->name
, ioc_status
,
7060 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7063 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
7064 if (!_scsih_get_sas_address(ioc
, parent_handle
,
7066 pr_info(MPT3SAS_FMT
"\tBEFORE adding phys disk: " \
7067 " handle (0x%04x), sas_addr(0x%016llx)\n",
7068 ioc
->name
, handle
, (unsigned long long)
7069 le64_to_cpu(sas_device_pg0
.SASAddress
));
7070 mpt3sas_transport_update_links(ioc
, sas_address
,
7071 handle
, sas_device_pg0
.PhyNum
,
7072 MPI2_SAS_NEG_LINK_RATE_1_5
);
7073 set_bit(handle
, ioc
->pd_handles
);
7075 /* This will retry adding the end device.
7076 * _scsih_add_device() will decide on retries and
7077 * return "1" when it should be retried
7079 while (_scsih_add_device(ioc
, handle
, retry_count
++,
7083 pr_info(MPT3SAS_FMT
"\tAFTER adding phys disk: " \
7084 " handle (0x%04x), sas_addr(0x%016llx)\n",
7085 ioc
->name
, handle
, (unsigned long long)
7086 le64_to_cpu(sas_device_pg0
.SASAddress
));
7090 pr_info(MPT3SAS_FMT
"\tscan devices: phys disk complete\n",
7093 pr_info(MPT3SAS_FMT
"\tscan devices: volumes start\n", ioc
->name
);
7097 while (!(mpt3sas_config_get_raid_volume_pg1(ioc
, &mpi_reply
,
7098 &volume_pg1
, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE
, handle
))) {
7099 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7100 MPI2_IOCSTATUS_MASK
;
7101 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7102 pr_info(MPT3SAS_FMT
"\tbreak from volume scan: " \
7103 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7104 ioc
->name
, ioc_status
,
7105 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7108 handle
= le16_to_cpu(volume_pg1
.DevHandle
);
7109 spin_lock_irqsave(&ioc
->raid_device_lock
, flags
);
7110 raid_device
= _scsih_raid_device_find_by_wwid(ioc
,
7111 le64_to_cpu(volume_pg1
.WWID
));
7112 spin_unlock_irqrestore(&ioc
->raid_device_lock
, flags
);
7115 if (mpt3sas_config_get_raid_volume_pg0(ioc
, &mpi_reply
,
7116 &volume_pg0
, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE
, handle
,
7117 sizeof(Mpi2RaidVolPage0_t
)))
7119 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7120 MPI2_IOCSTATUS_MASK
;
7121 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7122 pr_info(MPT3SAS_FMT
"\tbreak from volume scan: " \
7123 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7124 ioc
->name
, ioc_status
,
7125 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7128 if (volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_OPTIMAL
||
7129 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_ONLINE
||
7130 volume_pg0
.VolumeState
== MPI2_RAID_VOL_STATE_DEGRADED
) {
7131 memset(&element
, 0, sizeof(Mpi2EventIrConfigElement_t
));
7132 element
.ReasonCode
= MPI2_EVENT_IR_CHANGE_RC_ADDED
;
7133 element
.VolDevHandle
= volume_pg1
.DevHandle
;
7135 "\tBEFORE adding volume: handle (0x%04x)\n",
7136 ioc
->name
, volume_pg1
.DevHandle
);
7137 _scsih_sas_volume_add(ioc
, &element
);
7139 "\tAFTER adding volume: handle (0x%04x)\n",
7140 ioc
->name
, volume_pg1
.DevHandle
);
7144 pr_info(MPT3SAS_FMT
"\tscan devices: volumes complete\n",
7149 pr_info(MPT3SAS_FMT
"\tscan devices: end devices start\n",
7154 while (!(mpt3sas_config_get_sas_device_pg0(ioc
, &mpi_reply
,
7155 &sas_device_pg0
, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE
,
7157 ioc_status
= le16_to_cpu(mpi_reply
.IOCStatus
) &
7158 MPI2_IOCSTATUS_MASK
;
7159 if (ioc_status
!= MPI2_IOCSTATUS_SUCCESS
) {
7160 pr_info(MPT3SAS_FMT
"\tbreak from end device scan:"\
7161 " ioc_status(0x%04x), loginfo(0x%08x)\n",
7162 ioc
->name
, ioc_status
,
7163 le32_to_cpu(mpi_reply
.IOCLogInfo
));
7166 handle
= le16_to_cpu(sas_device_pg0
.DevHandle
);
7167 if (!(_scsih_is_end_device(
7168 le32_to_cpu(sas_device_pg0
.DeviceInfo
))))
7170 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
7171 sas_device
= mpt3sas_scsih_sas_device_find_by_sas_address(ioc
,
7172 le64_to_cpu(sas_device_pg0
.SASAddress
));
7173 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
7176 parent_handle
= le16_to_cpu(sas_device_pg0
.ParentDevHandle
);
7177 if (!_scsih_get_sas_address(ioc
, parent_handle
, &sas_address
)) {
7178 pr_info(MPT3SAS_FMT
"\tBEFORE adding end device: " \
7179 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7180 handle
, (unsigned long long)
7181 le64_to_cpu(sas_device_pg0
.SASAddress
));
7182 mpt3sas_transport_update_links(ioc
, sas_address
, handle
,
7183 sas_device_pg0
.PhyNum
, MPI2_SAS_NEG_LINK_RATE_1_5
);
7185 /* This will retry adding the end device.
7186 * _scsih_add_device() will decide on retries and
7187 * return "1" when it should be retried
7189 while (_scsih_add_device(ioc
, handle
, retry_count
++,
7193 pr_info(MPT3SAS_FMT
"\tAFTER adding end device: " \
7194 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc
->name
,
7195 handle
, (unsigned long long)
7196 le64_to_cpu(sas_device_pg0
.SASAddress
));
7199 pr_info(MPT3SAS_FMT
"\tscan devices: end devices complete\n",
7202 pr_info(MPT3SAS_FMT
"scan devices: complete\n", ioc
->name
);
7205 * mpt3sas_scsih_reset_handler - reset callback handler (for scsih)
7206 * @ioc: per adapter object
7207 * @reset_phase: phase
7209 * The handler for doing any required cleanup or initialization.
7211 * The reset phase can be MPT3_IOC_PRE_RESET, MPT3_IOC_AFTER_RESET,
7212 * MPT3_IOC_DONE_RESET
7217 mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER
*ioc
, int reset_phase
)
7219 switch (reset_phase
) {
7220 case MPT3_IOC_PRE_RESET
:
7221 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
7222 "%s: MPT3_IOC_PRE_RESET\n", ioc
->name
, __func__
));
7224 case MPT3_IOC_AFTER_RESET
:
7225 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
7226 "%s: MPT3_IOC_AFTER_RESET\n", ioc
->name
, __func__
));
7227 if (ioc
->scsih_cmds
.status
& MPT3_CMD_PENDING
) {
7228 ioc
->scsih_cmds
.status
|= MPT3_CMD_RESET
;
7229 mpt3sas_base_free_smid(ioc
, ioc
->scsih_cmds
.smid
);
7230 complete(&ioc
->scsih_cmds
.done
);
7232 if (ioc
->tm_cmds
.status
& MPT3_CMD_PENDING
) {
7233 ioc
->tm_cmds
.status
|= MPT3_CMD_RESET
;
7234 mpt3sas_base_free_smid(ioc
, ioc
->tm_cmds
.smid
);
7235 complete(&ioc
->tm_cmds
.done
);
7238 _scsih_fw_event_cleanup_queue(ioc
);
7239 _scsih_flush_running_cmds(ioc
);
7241 case MPT3_IOC_DONE_RESET
:
7242 dtmprintk(ioc
, pr_info(MPT3SAS_FMT
7243 "%s: MPT3_IOC_DONE_RESET\n", ioc
->name
, __func__
));
7244 if ((!ioc
->is_driver_loading
) && !(disable_discovery
> 0 &&
7245 !ioc
->sas_hba
.num_phys
)) {
7246 _scsih_prep_device_scan(ioc
);
7247 _scsih_search_responding_sas_devices(ioc
);
7248 _scsih_search_responding_raid_devices(ioc
);
7249 _scsih_search_responding_expanders(ioc
);
7250 _scsih_error_recovery_delete_devices(ioc
);
7257 * _mpt3sas_fw_work - delayed task for processing firmware events
7258 * @ioc: per adapter object
7259 * @fw_event: The fw_event_work object
7265 _mpt3sas_fw_work(struct MPT3SAS_ADAPTER
*ioc
, struct fw_event_work
*fw_event
)
7267 /* the queue is being flushed so ignore this event */
7268 if (ioc
->remove_host
||
7269 ioc
->pci_error_recovery
) {
7270 _scsih_fw_event_free(ioc
, fw_event
);
7274 switch (fw_event
->event
) {
7275 case MPT3SAS_PROCESS_TRIGGER_DIAG
:
7276 mpt3sas_process_trigger_data(ioc
,
7277 (struct SL_WH_TRIGGERS_EVENT_DATA_T
*)
7278 fw_event
->event_data
);
7280 case MPT3SAS_REMOVE_UNRESPONDING_DEVICES
:
7281 while (scsi_host_in_recovery(ioc
->shost
) || ioc
->shost_recovery
)
7283 _scsih_remove_unresponding_sas_devices(ioc
);
7284 _scsih_scan_for_devices_after_reset(ioc
);
7286 case MPT3SAS_PORT_ENABLE_COMPLETE
:
7287 ioc
->start_scan
= 0;
7288 if (missing_delay
[0] != -1 && missing_delay
[1] != -1)
7289 mpt3sas_base_update_missing_delay(ioc
, missing_delay
[0],
7291 dewtprintk(ioc
, pr_info(MPT3SAS_FMT
7292 "port enable: complete from worker thread\n",
7295 case MPT3SAS_TURN_ON_PFA_LED
:
7296 _scsih_turn_on_pfa_led(ioc
, fw_event
->device_handle
);
7298 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST
:
7299 _scsih_sas_topology_change_event(ioc
, fw_event
);
7301 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE
:
7302 _scsih_sas_device_status_change_event(ioc
, fw_event
);
7304 case MPI2_EVENT_SAS_DISCOVERY
:
7305 _scsih_sas_discovery_event(ioc
, fw_event
);
7307 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE
:
7308 _scsih_sas_broadcast_primitive_event(ioc
, fw_event
);
7310 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE
:
7311 _scsih_sas_enclosure_dev_status_change_event(ioc
,
7314 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST
:
7315 _scsih_sas_ir_config_change_event(ioc
, fw_event
);
7317 case MPI2_EVENT_IR_VOLUME
:
7318 _scsih_sas_ir_volume_event(ioc
, fw_event
);
7320 case MPI2_EVENT_IR_PHYSICAL_DISK
:
7321 _scsih_sas_ir_physical_disk_event(ioc
, fw_event
);
7323 case MPI2_EVENT_IR_OPERATION_STATUS
:
7324 _scsih_sas_ir_operation_status_event(ioc
, fw_event
);
7327 _scsih_fw_event_free(ioc
, fw_event
);
7331 * _firmware_event_work
7332 * @ioc: per adapter object
7333 * @work: The fw_event_work object
7336 * wrappers for the work thread handling firmware events
7342 _firmware_event_work(struct work_struct
*work
)
7344 struct fw_event_work
*fw_event
= container_of(work
,
7345 struct fw_event_work
, work
);
7347 _mpt3sas_fw_work(fw_event
->ioc
, fw_event
);
7351 * mpt3sas_scsih_event_callback - firmware event handler (called at ISR time)
7352 * @ioc: per adapter object
7353 * @msix_index: MSIX table index supplied by the OS
7354 * @reply: reply message frame(lower 32bit addr)
7355 * Context: interrupt.
7357 * This function merely adds a new work task into ioc->firmware_event_thread.
7358 * The tasks are worked from _firmware_event_work in user context.
7360 * Return 1 meaning mf should be freed from _base_interrupt
7361 * 0 means the mf is freed from this function.
7364 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER
*ioc
, u8 msix_index
,
7367 struct fw_event_work
*fw_event
;
7368 Mpi2EventNotificationReply_t
*mpi_reply
;
7372 /* events turned off due to host reset or driver unloading */
7373 if (ioc
->remove_host
|| ioc
->pci_error_recovery
)
7376 mpi_reply
= mpt3sas_base_get_reply_virt_addr(ioc
, reply
);
7378 if (unlikely(!mpi_reply
)) {
7379 pr_err(MPT3SAS_FMT
"mpi_reply not valid at %s:%d/%s()!\n",
7380 ioc
->name
, __FILE__
, __LINE__
, __func__
);
7384 event
= le16_to_cpu(mpi_reply
->Event
);
7386 if (event
!= MPI2_EVENT_LOG_ENTRY_ADDED
)
7387 mpt3sas_trigger_event(ioc
, event
, 0);
7391 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE
:
7393 Mpi2EventDataSasBroadcastPrimitive_t
*baen_data
=
7394 (Mpi2EventDataSasBroadcastPrimitive_t
*)
7395 mpi_reply
->EventData
;
7397 if (baen_data
->Primitive
!=
7398 MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT
)
7401 if (ioc
->broadcast_aen_busy
) {
7402 ioc
->broadcast_aen_pending
++;
7405 ioc
->broadcast_aen_busy
= 1;
7409 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST
:
7410 _scsih_check_topo_delete_events(ioc
,
7411 (Mpi2EventDataSasTopologyChangeList_t
*)
7412 mpi_reply
->EventData
);
7414 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST
:
7415 _scsih_check_ir_config_unhide_events(ioc
,
7416 (Mpi2EventDataIrConfigChangeList_t
*)
7417 mpi_reply
->EventData
);
7419 case MPI2_EVENT_IR_VOLUME
:
7420 _scsih_check_volume_delete_events(ioc
,
7421 (Mpi2EventDataIrVolume_t
*)
7422 mpi_reply
->EventData
);
7425 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE
:
7426 case MPI2_EVENT_IR_OPERATION_STATUS
:
7427 case MPI2_EVENT_SAS_DISCOVERY
:
7428 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE
:
7429 case MPI2_EVENT_IR_PHYSICAL_DISK
:
7432 case MPI2_EVENT_TEMP_THRESHOLD
:
7433 _scsih_temp_threshold_events(ioc
,
7434 (Mpi2EventDataTemperature_t
*)
7435 mpi_reply
->EventData
);
7438 default: /* ignore the rest */
7442 sz
= le16_to_cpu(mpi_reply
->EventDataLength
) * 4;
7443 fw_event
= kzalloc(sizeof(*fw_event
) + sz
, GFP_ATOMIC
);
7445 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
7446 ioc
->name
, __FILE__
, __LINE__
, __func__
);
7450 memcpy(fw_event
->event_data
, mpi_reply
->EventData
, sz
);
7451 fw_event
->ioc
= ioc
;
7452 fw_event
->VF_ID
= mpi_reply
->VF_ID
;
7453 fw_event
->VP_ID
= mpi_reply
->VP_ID
;
7454 fw_event
->event
= event
;
7455 _scsih_fw_event_add(ioc
, fw_event
);
7460 * _scsih_expander_node_remove - removing expander device from list.
7461 * @ioc: per adapter object
7462 * @sas_expander: the sas_device object
7463 * Context: Calling function should acquire ioc->sas_node_lock.
7465 * Removing object and freeing associated memory from the
7466 * ioc->sas_expander_list.
7471 _scsih_expander_node_remove(struct MPT3SAS_ADAPTER
*ioc
,
7472 struct _sas_node
*sas_expander
)
7474 struct _sas_port
*mpt3sas_port
, *next
;
7476 /* remove sibling ports attached to this expander */
7477 list_for_each_entry_safe(mpt3sas_port
, next
,
7478 &sas_expander
->sas_port_list
, port_list
) {
7479 if (ioc
->shost_recovery
)
7481 if (mpt3sas_port
->remote_identify
.device_type
==
7483 mpt3sas_device_remove_by_sas_address(ioc
,
7484 mpt3sas_port
->remote_identify
.sas_address
);
7485 else if (mpt3sas_port
->remote_identify
.device_type
==
7486 SAS_EDGE_EXPANDER_DEVICE
||
7487 mpt3sas_port
->remote_identify
.device_type
==
7488 SAS_FANOUT_EXPANDER_DEVICE
)
7489 mpt3sas_expander_remove(ioc
,
7490 mpt3sas_port
->remote_identify
.sas_address
);
7493 mpt3sas_transport_port_remove(ioc
, sas_expander
->sas_address
,
7494 sas_expander
->sas_address_parent
);
7497 "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n",
7499 sas_expander
->handle
, (unsigned long long)
7500 sas_expander
->sas_address
);
7502 kfree(sas_expander
->phy
);
7503 kfree(sas_expander
);
7507 * _scsih_ir_shutdown - IR shutdown notification
7508 * @ioc: per adapter object
7510 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that
7511 * the host system is shutting down.
7516 _scsih_ir_shutdown(struct MPT3SAS_ADAPTER
*ioc
)
7518 Mpi2RaidActionRequest_t
*mpi_request
;
7519 Mpi2RaidActionReply_t
*mpi_reply
;
7522 /* is IR firmware build loaded ? */
7523 if (!ioc
->ir_firmware
)
7526 /* are there any volumes ? */
7527 if (list_empty(&ioc
->raid_device_list
))
7530 mutex_lock(&ioc
->scsih_cmds
.mutex
);
7532 if (ioc
->scsih_cmds
.status
!= MPT3_CMD_NOT_USED
) {
7533 pr_err(MPT3SAS_FMT
"%s: scsih_cmd in use\n",
7534 ioc
->name
, __func__
);
7537 ioc
->scsih_cmds
.status
= MPT3_CMD_PENDING
;
7539 smid
= mpt3sas_base_get_smid(ioc
, ioc
->scsih_cb_idx
);
7541 pr_err(MPT3SAS_FMT
"%s: failed obtaining a smid\n",
7542 ioc
->name
, __func__
);
7543 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
7547 mpi_request
= mpt3sas_base_get_msg_frame(ioc
, smid
);
7548 ioc
->scsih_cmds
.smid
= smid
;
7549 memset(mpi_request
, 0, sizeof(Mpi2RaidActionRequest_t
));
7551 mpi_request
->Function
= MPI2_FUNCTION_RAID_ACTION
;
7552 mpi_request
->Action
= MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED
;
7554 pr_info(MPT3SAS_FMT
"IR shutdown (sending)\n", ioc
->name
);
7555 init_completion(&ioc
->scsih_cmds
.done
);
7556 mpt3sas_base_put_smid_default(ioc
, smid
);
7557 wait_for_completion_timeout(&ioc
->scsih_cmds
.done
, 10*HZ
);
7559 if (!(ioc
->scsih_cmds
.status
& MPT3_CMD_COMPLETE
)) {
7560 pr_err(MPT3SAS_FMT
"%s: timeout\n",
7561 ioc
->name
, __func__
);
7565 if (ioc
->scsih_cmds
.status
& MPT3_CMD_REPLY_VALID
) {
7566 mpi_reply
= ioc
->scsih_cmds
.reply
;
7568 "IR shutdown (complete): ioc_status(0x%04x), loginfo(0x%08x)\n",
7569 ioc
->name
, le16_to_cpu(mpi_reply
->IOCStatus
),
7570 le32_to_cpu(mpi_reply
->IOCLogInfo
));
7574 ioc
->scsih_cmds
.status
= MPT3_CMD_NOT_USED
;
7575 mutex_unlock(&ioc
->scsih_cmds
.mutex
);
7579 * scsih_remove - detach and remove add host
7580 * @pdev: PCI device struct
7582 * Routine called when unloading the driver.
7585 void scsih_remove(struct pci_dev
*pdev
)
7587 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
7588 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
7589 struct _sas_port
*mpt3sas_port
, *next_port
;
7590 struct _raid_device
*raid_device
, *next
;
7591 struct MPT3SAS_TARGET
*sas_target_priv_data
;
7592 struct workqueue_struct
*wq
;
7593 unsigned long flags
;
7595 ioc
->remove_host
= 1;
7596 _scsih_fw_event_cleanup_queue(ioc
);
7598 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
7599 wq
= ioc
->firmware_event_thread
;
7600 ioc
->firmware_event_thread
= NULL
;
7601 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
7603 destroy_workqueue(wq
);
7605 /* release all the volumes */
7606 _scsih_ir_shutdown(ioc
);
7607 list_for_each_entry_safe(raid_device
, next
, &ioc
->raid_device_list
,
7609 if (raid_device
->starget
) {
7610 sas_target_priv_data
=
7611 raid_device
->starget
->hostdata
;
7612 sas_target_priv_data
->deleted
= 1;
7613 scsi_remove_target(&raid_device
->starget
->dev
);
7615 pr_info(MPT3SAS_FMT
"removing handle(0x%04x), wwid(0x%016llx)\n",
7616 ioc
->name
, raid_device
->handle
,
7617 (unsigned long long) raid_device
->wwid
);
7618 _scsih_raid_device_remove(ioc
, raid_device
);
7621 /* free ports attached to the sas_host */
7622 list_for_each_entry_safe(mpt3sas_port
, next_port
,
7623 &ioc
->sas_hba
.sas_port_list
, port_list
) {
7624 if (mpt3sas_port
->remote_identify
.device_type
==
7626 mpt3sas_device_remove_by_sas_address(ioc
,
7627 mpt3sas_port
->remote_identify
.sas_address
);
7628 else if (mpt3sas_port
->remote_identify
.device_type
==
7629 SAS_EDGE_EXPANDER_DEVICE
||
7630 mpt3sas_port
->remote_identify
.device_type
==
7631 SAS_FANOUT_EXPANDER_DEVICE
)
7632 mpt3sas_expander_remove(ioc
,
7633 mpt3sas_port
->remote_identify
.sas_address
);
7636 /* free phys attached to the sas_host */
7637 if (ioc
->sas_hba
.num_phys
) {
7638 kfree(ioc
->sas_hba
.phy
);
7639 ioc
->sas_hba
.phy
= NULL
;
7640 ioc
->sas_hba
.num_phys
= 0;
7643 sas_remove_host(shost
);
7644 scsi_remove_host(shost
);
7645 mpt3sas_base_detach(ioc
);
7646 list_del(&ioc
->list
);
7647 scsi_host_put(shost
);
7651 * scsih_shutdown - routine call during system shutdown
7652 * @pdev: PCI device struct
7657 scsih_shutdown(struct pci_dev
*pdev
)
7659 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
7660 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
7661 struct workqueue_struct
*wq
;
7662 unsigned long flags
;
7664 ioc
->remove_host
= 1;
7665 _scsih_fw_event_cleanup_queue(ioc
);
7667 spin_lock_irqsave(&ioc
->fw_event_lock
, flags
);
7668 wq
= ioc
->firmware_event_thread
;
7669 ioc
->firmware_event_thread
= NULL
;
7670 spin_unlock_irqrestore(&ioc
->fw_event_lock
, flags
);
7672 destroy_workqueue(wq
);
7674 _scsih_ir_shutdown(ioc
);
7675 mpt3sas_base_detach(ioc
);
7680 * _scsih_probe_boot_devices - reports 1st device
7681 * @ioc: per adapter object
7683 * If specified in bios page 2, this routine reports the 1st
7684 * device scsi-ml or sas transport for persistent boot device
7685 * purposes. Please refer to function _scsih_determine_boot_device()
7688 _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER
*ioc
)
7692 struct _sas_device
*sas_device
;
7693 struct _raid_device
*raid_device
;
7695 u64 sas_address_parent
;
7697 unsigned long flags
;
7700 /* no Bios, return immediately */
7701 if (!ioc
->bios_pg3
.BiosVersion
)
7706 if (ioc
->req_boot_device
.device
) {
7707 device
= ioc
->req_boot_device
.device
;
7708 is_raid
= ioc
->req_boot_device
.is_raid
;
7709 } else if (ioc
->req_alt_boot_device
.device
) {
7710 device
= ioc
->req_alt_boot_device
.device
;
7711 is_raid
= ioc
->req_alt_boot_device
.is_raid
;
7712 } else if (ioc
->current_boot_device
.device
) {
7713 device
= ioc
->current_boot_device
.device
;
7714 is_raid
= ioc
->current_boot_device
.is_raid
;
7721 raid_device
= device
;
7722 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
7723 raid_device
->id
, 0);
7725 _scsih_raid_device_remove(ioc
, raid_device
);
7727 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
7728 sas_device
= device
;
7729 handle
= sas_device
->handle
;
7730 sas_address_parent
= sas_device
->sas_address_parent
;
7731 sas_address
= sas_device
->sas_address
;
7732 list_move_tail(&sas_device
->list
, &ioc
->sas_device_list
);
7733 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
7735 if (!mpt3sas_transport_port_add(ioc
, handle
,
7736 sas_address_parent
)) {
7737 _scsih_sas_device_remove(ioc
, sas_device
);
7738 } else if (!sas_device
->starget
) {
7739 if (!ioc
->is_driver_loading
) {
7740 mpt3sas_transport_port_remove(ioc
,
7742 sas_address_parent
);
7743 _scsih_sas_device_remove(ioc
, sas_device
);
7750 * _scsih_probe_raid - reporting raid volumes to scsi-ml
7751 * @ioc: per adapter object
7753 * Called during initial loading of the driver.
7756 _scsih_probe_raid(struct MPT3SAS_ADAPTER
*ioc
)
7758 struct _raid_device
*raid_device
, *raid_next
;
7761 list_for_each_entry_safe(raid_device
, raid_next
,
7762 &ioc
->raid_device_list
, list
) {
7763 if (raid_device
->starget
)
7765 rc
= scsi_add_device(ioc
->shost
, RAID_CHANNEL
,
7766 raid_device
->id
, 0);
7768 _scsih_raid_device_remove(ioc
, raid_device
);
7773 * _scsih_probe_sas - reporting sas devices to sas transport
7774 * @ioc: per adapter object
7776 * Called during initial loading of the driver.
7779 _scsih_probe_sas(struct MPT3SAS_ADAPTER
*ioc
)
7781 struct _sas_device
*sas_device
, *next
;
7782 unsigned long flags
;
7784 /* SAS Device List */
7785 list_for_each_entry_safe(sas_device
, next
, &ioc
->sas_device_init_list
,
7788 if (!mpt3sas_transport_port_add(ioc
, sas_device
->handle
,
7789 sas_device
->sas_address_parent
)) {
7790 list_del(&sas_device
->list
);
7793 } else if (!sas_device
->starget
) {
7795 * When asyn scanning is enabled, its not possible to
7796 * remove devices while scanning is turned on due to an
7797 * oops in scsi_sysfs_add_sdev()->add_device()->
7798 * sysfs_addrm_start()
7800 if (!ioc
->is_driver_loading
) {
7801 mpt3sas_transport_port_remove(ioc
,
7802 sas_device
->sas_address
,
7803 sas_device
->sas_address_parent
);
7804 list_del(&sas_device
->list
);
7810 spin_lock_irqsave(&ioc
->sas_device_lock
, flags
);
7811 list_move_tail(&sas_device
->list
, &ioc
->sas_device_list
);
7812 spin_unlock_irqrestore(&ioc
->sas_device_lock
, flags
);
7817 * _scsih_probe_devices - probing for devices
7818 * @ioc: per adapter object
7820 * Called during initial loading of the driver.
7823 _scsih_probe_devices(struct MPT3SAS_ADAPTER
*ioc
)
7825 u16 volume_mapping_flags
;
7827 if (!(ioc
->facts
.ProtocolFlags
& MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR
))
7828 return; /* return when IOC doesn't support initiator mode */
7830 _scsih_probe_boot_devices(ioc
);
7832 if (ioc
->ir_firmware
) {
7833 volume_mapping_flags
=
7834 le16_to_cpu(ioc
->ioc_pg8
.IRVolumeMappingFlags
) &
7835 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE
;
7836 if (volume_mapping_flags
==
7837 MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING
) {
7838 _scsih_probe_raid(ioc
);
7839 _scsih_probe_sas(ioc
);
7841 _scsih_probe_sas(ioc
);
7842 _scsih_probe_raid(ioc
);
7845 _scsih_probe_sas(ioc
);
7849 * scsih_scan_start - scsi lld callback for .scan_start
7850 * @shost: SCSI host pointer
7852 * The shost has the ability to discover targets on its own instead
7853 * of scanning the entire bus. In our implemention, we will kick off
7854 * firmware discovery.
7857 scsih_scan_start(struct Scsi_Host
*shost
)
7859 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
7861 if (diag_buffer_enable
!= -1 && diag_buffer_enable
!= 0)
7862 mpt3sas_enable_diag_buffer(ioc
, diag_buffer_enable
);
7864 if (disable_discovery
> 0)
7867 ioc
->start_scan
= 1;
7868 rc
= mpt3sas_port_enable(ioc
);
7871 pr_info(MPT3SAS_FMT
"port enable: FAILED\n", ioc
->name
);
7875 * scsih_scan_finished - scsi lld callback for .scan_finished
7876 * @shost: SCSI host pointer
7877 * @time: elapsed time of the scan in jiffies
7879 * This function will be called periodicallyn until it returns 1 with the
7880 * scsi_host and the elapsed time of the scan in jiffies. In our implemention,
7881 * we wait for firmware discovery to complete, then return 1.
7884 scsih_scan_finished(struct Scsi_Host
*shost
, unsigned long time
)
7886 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
7888 if (disable_discovery
> 0) {
7889 ioc
->is_driver_loading
= 0;
7890 ioc
->wait_for_discovery_to_complete
= 0;
7894 if (time
>= (300 * HZ
)) {
7895 ioc
->base_cmds
.status
= MPT3_CMD_NOT_USED
;
7897 "port enable: FAILED with timeout (timeout=300s)\n",
7899 ioc
->is_driver_loading
= 0;
7903 if (ioc
->start_scan
)
7906 if (ioc
->start_scan_failed
) {
7908 "port enable: FAILED with (ioc_status=0x%08x)\n",
7909 ioc
->name
, ioc
->start_scan_failed
);
7910 ioc
->is_driver_loading
= 0;
7911 ioc
->wait_for_discovery_to_complete
= 0;
7912 ioc
->remove_host
= 1;
7916 pr_info(MPT3SAS_FMT
"port enable: SUCCESS\n", ioc
->name
);
7917 ioc
->base_cmds
.status
= MPT3_CMD_NOT_USED
;
7919 if (ioc
->wait_for_discovery_to_complete
) {
7920 ioc
->wait_for_discovery_to_complete
= 0;
7921 _scsih_probe_devices(ioc
);
7923 mpt3sas_base_start_watchdog(ioc
);
7924 ioc
->is_driver_loading
= 0;
7929 _scsih_determine_hba_mpi_version(struct MPT3SAS_ADAPTER
*ioc
) {
7931 switch (ioc
->pdev
->device
) {
7932 case MPI2_MFGPAGE_DEVID_SAS2004
:
7933 case MPI2_MFGPAGE_DEVID_SAS2008
:
7934 case MPI2_MFGPAGE_DEVID_SAS2108_1
:
7935 case MPI2_MFGPAGE_DEVID_SAS2108_2
:
7936 case MPI2_MFGPAGE_DEVID_SAS2108_3
:
7937 case MPI2_MFGPAGE_DEVID_SAS2116_1
:
7938 case MPI2_MFGPAGE_DEVID_SAS2116_2
:
7939 case MPI2_MFGPAGE_DEVID_SAS2208_1
:
7940 case MPI2_MFGPAGE_DEVID_SAS2208_2
:
7941 case MPI2_MFGPAGE_DEVID_SAS2208_3
:
7942 case MPI2_MFGPAGE_DEVID_SAS2208_4
:
7943 case MPI2_MFGPAGE_DEVID_SAS2208_5
:
7944 case MPI2_MFGPAGE_DEVID_SAS2208_6
:
7945 case MPI2_MFGPAGE_DEVID_SAS2308_1
:
7946 case MPI2_MFGPAGE_DEVID_SAS2308_2
:
7947 case MPI2_MFGPAGE_DEVID_SAS2308_3
:
7948 ioc
->hba_mpi_version_belonged
= MPI2_VERSION
;
7950 case MPI25_MFGPAGE_DEVID_SAS3004
:
7951 case MPI25_MFGPAGE_DEVID_SAS3008
:
7952 case MPI25_MFGPAGE_DEVID_SAS3108_1
:
7953 case MPI25_MFGPAGE_DEVID_SAS3108_2
:
7954 case MPI25_MFGPAGE_DEVID_SAS3108_5
:
7955 case MPI25_MFGPAGE_DEVID_SAS3108_6
:
7956 ioc
->hba_mpi_version_belonged
= MPI25_VERSION
;
7962 * scsih_probe - attach and add scsi host
7963 * @pdev: PCI device struct
7964 * @id: pci device id
7966 * Returns 0 success, anything else error.
7969 scsih_probe(struct pci_dev
*pdev
, struct Scsi_Host
*shost
)
7971 struct MPT3SAS_ADAPTER
*ioc
;
7974 /* init local params */
7975 ioc
= shost_priv(shost
);
7976 memset(ioc
, 0, sizeof(struct MPT3SAS_ADAPTER
));
7977 INIT_LIST_HEAD(&ioc
->list
);
7978 list_add_tail(&ioc
->list
, &mpt3sas_ioc_list
);
7980 ioc
->id
= mpt_ids
++;
7983 ioc
->scsi_io_cb_idx
= scsi_io_cb_idx
;
7984 ioc
->tm_cb_idx
= tm_cb_idx
;
7985 ioc
->ctl_cb_idx
= ctl_cb_idx
;
7986 ioc
->base_cb_idx
= base_cb_idx
;
7987 ioc
->port_enable_cb_idx
= port_enable_cb_idx
;
7988 ioc
->transport_cb_idx
= transport_cb_idx
;
7989 ioc
->scsih_cb_idx
= scsih_cb_idx
;
7990 ioc
->config_cb_idx
= config_cb_idx
;
7991 ioc
->tm_tr_cb_idx
= tm_tr_cb_idx
;
7992 ioc
->tm_tr_volume_cb_idx
= tm_tr_volume_cb_idx
;
7993 ioc
->tm_sas_control_cb_idx
= tm_sas_control_cb_idx
;
7994 ioc
->logging_level
= logging_level
;
7995 ioc
->schedule_dead_ioc_flush_running_cmds
= &_scsih_flush_running_cmds
;
7996 /* misc semaphores and spin locks */
7997 mutex_init(&ioc
->reset_in_progress_mutex
);
7998 spin_lock_init(&ioc
->ioc_reset_in_progress_lock
);
7999 spin_lock_init(&ioc
->scsi_lookup_lock
);
8000 spin_lock_init(&ioc
->sas_device_lock
);
8001 spin_lock_init(&ioc
->sas_node_lock
);
8002 spin_lock_init(&ioc
->fw_event_lock
);
8003 spin_lock_init(&ioc
->raid_device_lock
);
8004 spin_lock_init(&ioc
->diag_trigger_lock
);
8006 INIT_LIST_HEAD(&ioc
->sas_device_list
);
8007 INIT_LIST_HEAD(&ioc
->sas_device_init_list
);
8008 INIT_LIST_HEAD(&ioc
->sas_expander_list
);
8009 INIT_LIST_HEAD(&ioc
->fw_event_list
);
8010 INIT_LIST_HEAD(&ioc
->raid_device_list
);
8011 INIT_LIST_HEAD(&ioc
->sas_hba
.sas_port_list
);
8012 INIT_LIST_HEAD(&ioc
->delayed_tr_list
);
8013 INIT_LIST_HEAD(&ioc
->delayed_tr_volume_list
);
8014 INIT_LIST_HEAD(&ioc
->reply_queue_list
);
8016 _scsih_determine_hba_mpi_version(ioc
);
8017 sprintf(ioc
->name
, "%s_cm%d", driver_name
, ioc
->id
);
8019 /* init shost parameters */
8020 shost
->max_cmd_len
= 32;
8021 shost
->max_lun
= max_lun
;
8022 shost
->transportt
= mpt3sas_transport_template
;
8023 shost
->unique_id
= ioc
->id
;
8025 if (max_sectors
!= 0xFFFF) {
8026 if (max_sectors
< 64) {
8027 shost
->max_sectors
= 64;
8028 pr_warn(MPT3SAS_FMT
"Invalid value %d passed " \
8029 "for max_sectors, range is 64 to 32767. Assigning "
8030 "value of 64.\n", ioc
->name
, max_sectors
);
8031 } else if (max_sectors
> 32767) {
8032 shost
->max_sectors
= 32767;
8033 pr_warn(MPT3SAS_FMT
"Invalid value %d passed " \
8034 "for max_sectors, range is 64 to 32767. Assigning "
8035 "default value of 32767.\n", ioc
->name
,
8038 shost
->max_sectors
= max_sectors
& 0xFFFE;
8040 "The max_sectors value is set to %d\n",
8041 ioc
->name
, shost
->max_sectors
);
8045 /* register EEDP capabilities with SCSI layer */
8047 scsi_host_set_prot(shost
, prot_mask
);
8049 scsi_host_set_prot(shost
, SHOST_DIF_TYPE1_PROTECTION
8050 | SHOST_DIF_TYPE2_PROTECTION
8051 | SHOST_DIF_TYPE3_PROTECTION
);
8053 scsi_host_set_guard(shost
, SHOST_DIX_GUARD_CRC
);
8056 snprintf(ioc
->firmware_event_name
, sizeof(ioc
->firmware_event_name
),
8057 "fw_event%d", ioc
->id
);
8058 ioc
->firmware_event_thread
= alloc_ordered_workqueue(
8059 ioc
->firmware_event_name
, WQ_MEM_RECLAIM
);
8060 if (!ioc
->firmware_event_thread
) {
8061 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8062 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8064 goto out_thread_fail
;
8067 ioc
->is_driver_loading
= 1;
8068 if ((mpt3sas_base_attach(ioc
))) {
8069 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8070 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8072 goto out_attach_fail
;
8074 rv
= scsi_add_host(shost
, &pdev
->dev
);
8076 pr_err(MPT3SAS_FMT
"failure at %s:%d/%s()!\n",
8077 ioc
->name
, __FILE__
, __LINE__
, __func__
);
8078 goto out_add_shost_fail
;
8081 scsi_scan_host(shost
);
8084 mpt3sas_base_detach(ioc
);
8086 destroy_workqueue(ioc
->firmware_event_thread
);
8088 list_del(&ioc
->list
);
8089 scsi_host_put(shost
);
8095 * scsih_suspend - power management suspend main entry point
8096 * @pdev: PCI device struct
8097 * @state: PM state change to (usually PCI_D3)
8099 * Returns 0 success, anything else error.
8102 scsih_suspend(struct pci_dev
*pdev
, pm_message_t state
)
8104 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8105 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8106 pci_power_t device_state
;
8108 mpt3sas_base_stop_watchdog(ioc
);
8109 flush_scheduled_work();
8110 scsi_block_requests(shost
);
8111 device_state
= pci_choose_state(pdev
, state
);
8113 "pdev=0x%p, slot=%s, entering operating state [D%d]\n",
8114 ioc
->name
, pdev
, pci_name(pdev
), device_state
);
8116 pci_save_state(pdev
);
8117 mpt3sas_base_free_resources(ioc
);
8118 pci_set_power_state(pdev
, device_state
);
8123 * scsih_resume - power management resume main entry point
8124 * @pdev: PCI device struct
8126 * Returns 0 success, anything else error.
8129 scsih_resume(struct pci_dev
*pdev
)
8131 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8132 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8133 pci_power_t device_state
= pdev
->current_state
;
8137 "pdev=0x%p, slot=%s, previous operating state [D%d]\n",
8138 ioc
->name
, pdev
, pci_name(pdev
), device_state
);
8140 pci_set_power_state(pdev
, PCI_D0
);
8141 pci_enable_wake(pdev
, PCI_D0
, 0);
8142 pci_restore_state(pdev
);
8144 r
= mpt3sas_base_map_resources(ioc
);
8148 mpt3sas_base_hard_reset_handler(ioc
, CAN_SLEEP
, SOFT_RESET
);
8149 scsi_unblock_requests(shost
);
8150 mpt3sas_base_start_watchdog(ioc
);
8153 #endif /* CONFIG_PM */
8156 * scsih_pci_error_detected - Called when a PCI error is detected.
8157 * @pdev: PCI device struct
8158 * @state: PCI channel state
8160 * Description: Called when a PCI error is detected.
8163 * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT
8166 scsih_pci_error_detected(struct pci_dev
*pdev
, pci_channel_state_t state
)
8168 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8169 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8171 pr_info(MPT3SAS_FMT
"PCI error: detected callback, state(%d)!!\n",
8175 case pci_channel_io_normal
:
8176 return PCI_ERS_RESULT_CAN_RECOVER
;
8177 case pci_channel_io_frozen
:
8178 /* Fatal error, prepare for slot reset */
8179 ioc
->pci_error_recovery
= 1;
8180 scsi_block_requests(ioc
->shost
);
8181 mpt3sas_base_stop_watchdog(ioc
);
8182 mpt3sas_base_free_resources(ioc
);
8183 return PCI_ERS_RESULT_NEED_RESET
;
8184 case pci_channel_io_perm_failure
:
8185 /* Permanent error, prepare for device removal */
8186 ioc
->pci_error_recovery
= 1;
8187 mpt3sas_base_stop_watchdog(ioc
);
8188 _scsih_flush_running_cmds(ioc
);
8189 return PCI_ERS_RESULT_DISCONNECT
;
8191 return PCI_ERS_RESULT_NEED_RESET
;
8195 * scsih_pci_slot_reset - Called when PCI slot has been reset.
8196 * @pdev: PCI device struct
8198 * Description: This routine is called by the pci error recovery
8199 * code after the PCI slot has been reset, just before we
8200 * should resume normal operations.
8203 scsih_pci_slot_reset(struct pci_dev
*pdev
)
8205 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8206 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8209 pr_info(MPT3SAS_FMT
"PCI error: slot reset callback!!\n",
8212 ioc
->pci_error_recovery
= 0;
8214 pci_restore_state(pdev
);
8215 rc
= mpt3sas_base_map_resources(ioc
);
8217 return PCI_ERS_RESULT_DISCONNECT
;
8219 rc
= mpt3sas_base_hard_reset_handler(ioc
, CAN_SLEEP
,
8222 pr_warn(MPT3SAS_FMT
"hard reset: %s\n", ioc
->name
,
8223 (rc
== 0) ? "success" : "failed");
8226 return PCI_ERS_RESULT_RECOVERED
;
8228 return PCI_ERS_RESULT_DISCONNECT
;
8232 * scsih_pci_resume() - resume normal ops after PCI reset
8233 * @pdev: pointer to PCI device
8235 * Called when the error recovery driver tells us that its
8236 * OK to resume normal operation. Use completion to allow
8237 * halted scsi ops to resume.
8240 scsih_pci_resume(struct pci_dev
*pdev
)
8242 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8243 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8245 pr_info(MPT3SAS_FMT
"PCI error: resume callback!!\n", ioc
->name
);
8247 pci_cleanup_aer_uncorrect_error_status(pdev
);
8248 mpt3sas_base_start_watchdog(ioc
);
8249 scsi_unblock_requests(ioc
->shost
);
8253 * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers
8254 * @pdev: pointer to PCI device
8257 scsih_pci_mmio_enabled(struct pci_dev
*pdev
)
8259 struct Scsi_Host
*shost
= pci_get_drvdata(pdev
);
8260 struct MPT3SAS_ADAPTER
*ioc
= shost_priv(shost
);
8262 pr_info(MPT3SAS_FMT
"PCI error: mmio enabled callback!!\n",
8265 /* TODO - dump whatever for debugging purposes */
8267 /* Request a slot reset. */
8268 return PCI_ERS_RESULT_NEED_RESET
;
8272 * scsih_init - main entry point for this driver.
8274 * Returns 0 success, anything else error.
8281 mpt3sas_base_initialize_callback_handler();
8283 /* queuecommand callback hander */
8284 scsi_io_cb_idx
= mpt3sas_base_register_callback_handler(_scsih_io_done
);
8286 /* task managment callback handler */
8287 tm_cb_idx
= mpt3sas_base_register_callback_handler(_scsih_tm_done
);
8289 /* base internal commands callback handler */
8290 base_cb_idx
= mpt3sas_base_register_callback_handler(mpt3sas_base_done
);
8291 port_enable_cb_idx
= mpt3sas_base_register_callback_handler(
8292 mpt3sas_port_enable_done
);
8294 /* transport internal commands callback handler */
8295 transport_cb_idx
= mpt3sas_base_register_callback_handler(
8296 mpt3sas_transport_done
);
8298 /* scsih internal commands callback handler */
8299 scsih_cb_idx
= mpt3sas_base_register_callback_handler(_scsih_done
);
8301 /* configuration page API internal commands callback handler */
8302 config_cb_idx
= mpt3sas_base_register_callback_handler(
8303 mpt3sas_config_done
);
8305 /* ctl module callback handler */
8306 ctl_cb_idx
= mpt3sas_base_register_callback_handler(mpt3sas_ctl_done
);
8308 tm_tr_cb_idx
= mpt3sas_base_register_callback_handler(
8309 _scsih_tm_tr_complete
);
8311 tm_tr_volume_cb_idx
= mpt3sas_base_register_callback_handler(
8312 _scsih_tm_volume_tr_complete
);
8314 tm_sas_control_cb_idx
= mpt3sas_base_register_callback_handler(
8315 _scsih_sas_control_complete
);
8321 * scsih_exit - exit point for this driver (when it is a module).
8323 * Returns 0 success, anything else error.
8329 mpt3sas_base_release_callback_handler(scsi_io_cb_idx
);
8330 mpt3sas_base_release_callback_handler(tm_cb_idx
);
8331 mpt3sas_base_release_callback_handler(base_cb_idx
);
8332 mpt3sas_base_release_callback_handler(port_enable_cb_idx
);
8333 mpt3sas_base_release_callback_handler(transport_cb_idx
);
8334 mpt3sas_base_release_callback_handler(scsih_cb_idx
);
8335 mpt3sas_base_release_callback_handler(config_cb_idx
);
8336 mpt3sas_base_release_callback_handler(ctl_cb_idx
);
8338 mpt3sas_base_release_callback_handler(tm_tr_cb_idx
);
8339 mpt3sas_base_release_callback_handler(tm_tr_volume_cb_idx
);
8340 mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx
);
8342 /* raid transport support */
8343 raid_class_release(mpt3sas_raid_template
);
8344 sas_release_transport(mpt3sas_transport_template
);