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
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39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
45 #include <linux/module.h>
46 #include <linux/kernel.h>
47 #include <linux/init.h>
48 #include <linux/errno.h>
49 #include <linux/blkdev.h>
50 #include <linux/sched.h>
51 #include <linux/workqueue.h>
52 #include <linux/delay.h>
53 #include <linux/pci.h>
54 #include <linux/interrupt.h>
55 #include <linux/aer.h>
56 #include <linux/raid_class.h>
57 #include <asm/unaligned.h>
59 #include "mpt3sas_base.h"
61 #define RAID_CHANNEL 1
63 static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
64 struct _sas_node *sas_expander);
65 static void _firmware_event_work(struct work_struct *work);
67 static void _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
68 struct _sas_device *sas_device);
69 static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle,
70 u8 retry_count, u8 is_pd);
72 static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid);
74 /* global parameters */
75 LIST_HEAD(mpt3sas_ioc_list);
76 /* global ioc lock for list operations */
77 DEFINE_SPINLOCK(gioc_lock);
79 MODULE_AUTHOR(MPT3SAS_AUTHOR);
80 MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION);
81 MODULE_LICENSE("GPL");
82 MODULE_VERSION(MPT3SAS_DRIVER_VERSION);
83 MODULE_ALIAS("mpt2sas");
85 /* local parameters */
86 static u8 scsi_io_cb_idx = -1;
87 static u8 tm_cb_idx = -1;
88 static u8 ctl_cb_idx = -1;
89 static u8 base_cb_idx = -1;
90 static u8 port_enable_cb_idx = -1;
91 static u8 transport_cb_idx = -1;
92 static u8 scsih_cb_idx = -1;
93 static u8 config_cb_idx = -1;
97 static u8 tm_tr_cb_idx = -1 ;
98 static u8 tm_tr_volume_cb_idx = -1 ;
99 static u8 tm_sas_control_cb_idx = -1;
101 /* command line options */
102 static u32 logging_level;
103 MODULE_PARM_DESC(logging_level,
104 " bits for enabling additional logging info (default=0)");
107 static ushort max_sectors = 0xFFFF;
108 module_param(max_sectors, ushort, 0);
109 MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 32767 default=32767");
112 static int missing_delay[2] = {-1, -1};
113 module_param_array(missing_delay, int, NULL, 0);
114 MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay");
116 /* scsi-mid layer global parmeter is max_report_luns, which is 511 */
117 #define MPT3SAS_MAX_LUN (16895)
118 static u64 max_lun = MPT3SAS_MAX_LUN;
119 module_param(max_lun, ullong, 0);
120 MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
122 static ushort hbas_to_enumerate;
123 module_param(hbas_to_enumerate, ushort, 0);
124 MODULE_PARM_DESC(hbas_to_enumerate,
125 " 0 - enumerates both SAS 2.0 & SAS 3.0 generation HBAs\n \
126 1 - enumerates only SAS 2.0 generation HBAs\n \
127 2 - enumerates only SAS 3.0 generation HBAs (default=0)");
129 /* diag_buffer_enable is bitwise
131 * bit 1 set = SNAPSHOT
132 * bit 2 set = EXTENDED
134 * Either bit can be set, or both
136 static int diag_buffer_enable = -1;
137 module_param(diag_buffer_enable, int, 0);
138 MODULE_PARM_DESC(diag_buffer_enable,
139 " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)");
140 static int disable_discovery = -1;
141 module_param(disable_discovery, int, 0);
142 MODULE_PARM_DESC(disable_discovery, " disable discovery ");
145 /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */
146 static int prot_mask = -1;
147 module_param(prot_mask, int, 0);
148 MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 ");
151 /* raid transport support */
152 struct raid_template *mpt3sas_raid_template;
153 struct raid_template *mpt2sas_raid_template;
157 * struct sense_info - common structure for obtaining sense keys
159 * @asc: additional sense code
160 * @ascq: additional sense code qualifier
168 #define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB)
169 #define MPT3SAS_TURN_ON_PFA_LED (0xFFFC)
170 #define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD)
171 #define MPT3SAS_ABRT_TASK_SET (0xFFFE)
172 #define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF)
174 * struct fw_event_work - firmware event struct
175 * @list: link list framework
176 * @work: work object (ioc->fault_reset_work_q)
177 * @ioc: per adapter object
178 * @device_handle: device handle
179 * @VF_ID: virtual function id
180 * @VP_ID: virtual port id
181 * @ignore: flag meaning this event has been marked to ignore
182 * @event: firmware event MPI2_EVENT_XXX defined in mpi2_ioc.h
183 * @refcount: kref for this event
184 * @event_data: reply event data payload follows
186 * This object stored on ioc->fw_event_list.
188 struct fw_event_work {
189 struct list_head list;
190 struct work_struct work;
192 struct MPT3SAS_ADAPTER *ioc;
198 struct kref refcount;
199 char event_data[0] __aligned(4);
202 static void fw_event_work_free(struct kref *r)
204 kfree(container_of(r, struct fw_event_work, refcount));
207 static void fw_event_work_get(struct fw_event_work *fw_work)
209 kref_get(&fw_work->refcount);
212 static void fw_event_work_put(struct fw_event_work *fw_work)
214 kref_put(&fw_work->refcount, fw_event_work_free);
217 static struct fw_event_work *alloc_fw_event_work(int len)
219 struct fw_event_work *fw_event;
221 fw_event = kzalloc(sizeof(*fw_event) + len, GFP_ATOMIC);
225 kref_init(&fw_event->refcount);
230 * struct _scsi_io_transfer - scsi io transfer
231 * @handle: sas device handle (assigned by firmware)
232 * @is_raid: flag set for hidden raid components
233 * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE,
234 * @data_length: data transfer length
235 * @data_dma: dma pointer to data
238 * @cdb_length: cdb length
240 * @timeout: timeout for this command
241 * @VF_ID: virtual function id
242 * @VP_ID: virtual port id
243 * @valid_reply: flag set for reply message
244 * @sense_length: sense length
245 * @ioc_status: ioc status
246 * @scsi_state: scsi state
247 * @scsi_status: scsi staus
248 * @log_info: log information
249 * @transfer_length: data length transfer when there is a reply message
251 * Used for sending internal scsi commands to devices within this module.
252 * Refer to _scsi_send_scsi_io().
254 struct _scsi_io_transfer {
257 enum dma_data_direction dir;
260 u8 sense[SCSI_SENSE_BUFFERSIZE];
268 /* the following bits are only valid when 'valid_reply = 1' */
278 * _scsih_set_debug_level - global setting of ioc->logging_level.
280 * Note: The logging levels are defined in mpt3sas_debug.h.
283 _scsih_set_debug_level(const char *val, struct kernel_param *kp)
285 int ret = param_set_int(val, kp);
286 struct MPT3SAS_ADAPTER *ioc;
291 pr_info("setting logging_level(0x%08x)\n", logging_level);
292 spin_lock(&gioc_lock);
293 list_for_each_entry(ioc, &mpt3sas_ioc_list, list)
294 ioc->logging_level = logging_level;
295 spin_unlock(&gioc_lock);
298 module_param_call(logging_level, _scsih_set_debug_level, param_get_int,
299 &logging_level, 0644);
302 * _scsih_srch_boot_sas_address - search based on sas_address
303 * @sas_address: sas address
304 * @boot_device: boot device object from bios page 2
306 * Returns 1 when there's a match, 0 means no match.
309 _scsih_srch_boot_sas_address(u64 sas_address,
310 Mpi2BootDeviceSasWwid_t *boot_device)
312 return (sas_address == le64_to_cpu(boot_device->SASAddress)) ? 1 : 0;
316 * _scsih_srch_boot_device_name - search based on device name
317 * @device_name: device name specified in INDENTIFY fram
318 * @boot_device: boot device object from bios page 2
320 * Returns 1 when there's a match, 0 means no match.
323 _scsih_srch_boot_device_name(u64 device_name,
324 Mpi2BootDeviceDeviceName_t *boot_device)
326 return (device_name == le64_to_cpu(boot_device->DeviceName)) ? 1 : 0;
330 * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot
331 * @enclosure_logical_id: enclosure logical id
332 * @slot_number: slot number
333 * @boot_device: boot device object from bios page 2
335 * Returns 1 when there's a match, 0 means no match.
338 _scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number,
339 Mpi2BootDeviceEnclosureSlot_t *boot_device)
341 return (enclosure_logical_id == le64_to_cpu(boot_device->
342 EnclosureLogicalID) && slot_number == le16_to_cpu(boot_device->
343 SlotNumber)) ? 1 : 0;
347 * _scsih_is_boot_device - search for matching boot device.
348 * @sas_address: sas address
349 * @device_name: device name specified in INDENTIFY fram
350 * @enclosure_logical_id: enclosure logical id
351 * @slot_number: slot number
352 * @form: specifies boot device form
353 * @boot_device: boot device object from bios page 2
355 * Returns 1 when there's a match, 0 means no match.
358 _scsih_is_boot_device(u64 sas_address, u64 device_name,
359 u64 enclosure_logical_id, u16 slot, u8 form,
360 Mpi2BiosPage2BootDevice_t *boot_device)
365 case MPI2_BIOSPAGE2_FORM_SAS_WWID:
368 rc = _scsih_srch_boot_sas_address(
369 sas_address, &boot_device->SasWwid);
371 case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT:
372 if (!enclosure_logical_id)
374 rc = _scsih_srch_boot_encl_slot(
375 enclosure_logical_id,
376 slot, &boot_device->EnclosureSlot);
378 case MPI2_BIOSPAGE2_FORM_DEVICE_NAME:
381 rc = _scsih_srch_boot_device_name(
382 device_name, &boot_device->DeviceName);
384 case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED:
392 * _scsih_get_sas_address - set the sas_address for given device handle
393 * @handle: device handle
394 * @sas_address: sas address
396 * Returns 0 success, non-zero when failure
399 _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle,
402 Mpi2SasDevicePage0_t sas_device_pg0;
403 Mpi2ConfigReply_t mpi_reply;
408 if (handle <= ioc->sas_hba.num_phys) {
409 *sas_address = ioc->sas_hba.sas_address;
413 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
414 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
415 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
416 __FILE__, __LINE__, __func__);
420 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
421 if (ioc_status == MPI2_IOCSTATUS_SUCCESS) {
422 *sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
426 /* we hit this becuase the given parent handle doesn't exist */
427 if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE)
430 /* else error case */
432 "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n",
433 ioc->name, handle, ioc_status,
434 __FILE__, __LINE__, __func__);
439 * _scsih_determine_boot_device - determine boot device.
440 * @ioc: per adapter object
441 * @device: either sas_device or raid_device object
442 * @is_raid: [flag] 1 = raid object, 0 = sas object
444 * Determines whether this device should be first reported device to
445 * to scsi-ml or sas transport, this purpose is for persistent boot device.
446 * There are primary, alternate, and current entries in bios page 2. The order
447 * priority is primary, alternate, then current. This routine saves
448 * the corresponding device object and is_raid flag in the ioc object.
449 * The saved data to be used later in _scsih_probe_boot_devices().
452 _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
453 void *device, u8 is_raid)
455 struct _sas_device *sas_device;
456 struct _raid_device *raid_device;
459 u64 enclosure_logical_id;
462 /* only process this function when driver loads */
463 if (!ioc->is_driver_loading)
466 /* no Bios, return immediately */
467 if (!ioc->bios_pg3.BiosVersion)
472 sas_address = sas_device->sas_address;
473 device_name = sas_device->device_name;
474 enclosure_logical_id = sas_device->enclosure_logical_id;
475 slot = sas_device->slot;
477 raid_device = device;
478 sas_address = raid_device->wwid;
480 enclosure_logical_id = 0;
484 if (!ioc->req_boot_device.device) {
485 if (_scsih_is_boot_device(sas_address, device_name,
486 enclosure_logical_id, slot,
487 (ioc->bios_pg2.ReqBootDeviceForm &
488 MPI2_BIOSPAGE2_FORM_MASK),
489 &ioc->bios_pg2.RequestedBootDevice)) {
490 dinitprintk(ioc, pr_info(MPT3SAS_FMT
491 "%s: req_boot_device(0x%016llx)\n",
493 (unsigned long long)sas_address));
494 ioc->req_boot_device.device = device;
495 ioc->req_boot_device.is_raid = is_raid;
499 if (!ioc->req_alt_boot_device.device) {
500 if (_scsih_is_boot_device(sas_address, device_name,
501 enclosure_logical_id, slot,
502 (ioc->bios_pg2.ReqAltBootDeviceForm &
503 MPI2_BIOSPAGE2_FORM_MASK),
504 &ioc->bios_pg2.RequestedAltBootDevice)) {
505 dinitprintk(ioc, pr_info(MPT3SAS_FMT
506 "%s: req_alt_boot_device(0x%016llx)\n",
508 (unsigned long long)sas_address));
509 ioc->req_alt_boot_device.device = device;
510 ioc->req_alt_boot_device.is_raid = is_raid;
514 if (!ioc->current_boot_device.device) {
515 if (_scsih_is_boot_device(sas_address, device_name,
516 enclosure_logical_id, slot,
517 (ioc->bios_pg2.CurrentBootDeviceForm &
518 MPI2_BIOSPAGE2_FORM_MASK),
519 &ioc->bios_pg2.CurrentBootDevice)) {
520 dinitprintk(ioc, pr_info(MPT3SAS_FMT
521 "%s: current_boot_device(0x%016llx)\n",
523 (unsigned long long)sas_address));
524 ioc->current_boot_device.device = device;
525 ioc->current_boot_device.is_raid = is_raid;
530 static struct _sas_device *
531 __mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
532 struct MPT3SAS_TARGET *tgt_priv)
534 struct _sas_device *ret;
536 assert_spin_locked(&ioc->sas_device_lock);
538 ret = tgt_priv->sdev;
545 static struct _sas_device *
546 mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
547 struct MPT3SAS_TARGET *tgt_priv)
549 struct _sas_device *ret;
552 spin_lock_irqsave(&ioc->sas_device_lock, flags);
553 ret = __mpt3sas_get_sdev_from_target(ioc, tgt_priv);
554 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
561 __mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc,
564 struct _sas_device *sas_device;
566 assert_spin_locked(&ioc->sas_device_lock);
568 list_for_each_entry(sas_device, &ioc->sas_device_list, list)
569 if (sas_device->sas_address == sas_address)
572 list_for_each_entry(sas_device, &ioc->sas_device_init_list, list)
573 if (sas_device->sas_address == sas_address)
579 sas_device_get(sas_device);
584 * mpt3sas_get_sdev_by_addr - sas device search
585 * @ioc: per adapter object
586 * @sas_address: sas address
587 * Context: Calling function should acquire ioc->sas_device_lock
589 * This searches for sas_device based on sas_address, then return sas_device
593 mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc,
596 struct _sas_device *sas_device;
599 spin_lock_irqsave(&ioc->sas_device_lock, flags);
600 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
602 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
607 static struct _sas_device *
608 __mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
610 struct _sas_device *sas_device;
612 assert_spin_locked(&ioc->sas_device_lock);
614 list_for_each_entry(sas_device, &ioc->sas_device_list, list)
615 if (sas_device->handle == handle)
618 list_for_each_entry(sas_device, &ioc->sas_device_init_list, list)
619 if (sas_device->handle == handle)
625 sas_device_get(sas_device);
630 * mpt3sas_get_sdev_by_handle - sas device search
631 * @ioc: per adapter object
632 * @handle: sas device handle (assigned by firmware)
633 * Context: Calling function should acquire ioc->sas_device_lock
635 * This searches for sas_device based on sas_address, then return sas_device
638 static struct _sas_device *
639 mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
641 struct _sas_device *sas_device;
644 spin_lock_irqsave(&ioc->sas_device_lock, flags);
645 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
646 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
652 * _scsih_sas_device_remove - remove sas_device from list.
653 * @ioc: per adapter object
654 * @sas_device: the sas_device object
655 * Context: This function will acquire ioc->sas_device_lock.
657 * If sas_device is on the list, remove it and decrement its reference count.
660 _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc,
661 struct _sas_device *sas_device)
668 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
669 ioc->name, sas_device->handle,
670 (unsigned long long) sas_device->sas_address);
672 if (sas_device->enclosure_handle != 0)
674 "removing enclosure logical id(0x%016llx), slot(%d)\n",
675 ioc->name, (unsigned long long)
676 sas_device->enclosure_logical_id, sas_device->slot);
678 if (sas_device->connector_name[0] != '\0')
680 "removing enclosure level(0x%04x), connector name( %s)\n",
681 ioc->name, sas_device->enclosure_level,
682 sas_device->connector_name);
685 * The lock serializes access to the list, but we still need to verify
686 * that nobody removed the entry while we were waiting on the lock.
688 spin_lock_irqsave(&ioc->sas_device_lock, flags);
689 if (!list_empty(&sas_device->list)) {
690 list_del_init(&sas_device->list);
691 sas_device_put(sas_device);
693 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
697 * _scsih_device_remove_by_handle - removing device object by handle
698 * @ioc: per adapter object
699 * @handle: device handle
704 _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
706 struct _sas_device *sas_device;
709 if (ioc->shost_recovery)
712 spin_lock_irqsave(&ioc->sas_device_lock, flags);
713 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
715 list_del_init(&sas_device->list);
716 sas_device_put(sas_device);
718 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
720 _scsih_remove_device(ioc, sas_device);
721 sas_device_put(sas_device);
726 * mpt3sas_device_remove_by_sas_address - removing device object by sas address
727 * @ioc: per adapter object
728 * @sas_address: device sas_address
733 mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
736 struct _sas_device *sas_device;
739 if (ioc->shost_recovery)
742 spin_lock_irqsave(&ioc->sas_device_lock, flags);
743 sas_device = __mpt3sas_get_sdev_by_addr(ioc, sas_address);
745 list_del_init(&sas_device->list);
746 sas_device_put(sas_device);
748 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
750 _scsih_remove_device(ioc, sas_device);
751 sas_device_put(sas_device);
756 * _scsih_sas_device_add - insert sas_device to the list.
757 * @ioc: per adapter object
758 * @sas_device: the sas_device object
759 * Context: This function will acquire ioc->sas_device_lock.
761 * Adding new object to the ioc->sas_device_list.
764 _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc,
765 struct _sas_device *sas_device)
769 dewtprintk(ioc, pr_info(MPT3SAS_FMT
770 "%s: handle(0x%04x), sas_addr(0x%016llx)\n",
771 ioc->name, __func__, sas_device->handle,
772 (unsigned long long)sas_device->sas_address));
774 if (sas_device->enclosure_handle != 0)
775 dewtprintk(ioc, pr_info(MPT3SAS_FMT
776 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
777 ioc->name, __func__, (unsigned long long)
778 sas_device->enclosure_logical_id, sas_device->slot));
780 if (sas_device->connector_name[0] != '\0')
781 dewtprintk(ioc, pr_info(MPT3SAS_FMT
782 "%s: enclosure level(0x%04x), connector name( %s)\n",
784 sas_device->enclosure_level, sas_device->connector_name));
786 spin_lock_irqsave(&ioc->sas_device_lock, flags);
787 sas_device_get(sas_device);
788 list_add_tail(&sas_device->list, &ioc->sas_device_list);
789 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
791 if (!mpt3sas_transport_port_add(ioc, sas_device->handle,
792 sas_device->sas_address_parent)) {
793 _scsih_sas_device_remove(ioc, sas_device);
794 } else if (!sas_device->starget) {
796 * When asyn scanning is enabled, its not possible to remove
797 * devices while scanning is turned on due to an oops in
798 * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start()
800 if (!ioc->is_driver_loading) {
801 mpt3sas_transport_port_remove(ioc,
802 sas_device->sas_address,
803 sas_device->sas_address_parent);
804 _scsih_sas_device_remove(ioc, sas_device);
810 * _scsih_sas_device_init_add - insert sas_device to the list.
811 * @ioc: per adapter object
812 * @sas_device: the sas_device object
813 * Context: This function will acquire ioc->sas_device_lock.
815 * Adding new object at driver load time to the ioc->sas_device_init_list.
818 _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc,
819 struct _sas_device *sas_device)
823 dewtprintk(ioc, pr_info(MPT3SAS_FMT
824 "%s: handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name,
825 __func__, sas_device->handle,
826 (unsigned long long)sas_device->sas_address));
828 if (sas_device->enclosure_handle != 0)
829 dewtprintk(ioc, pr_info(MPT3SAS_FMT
830 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
831 ioc->name, __func__, (unsigned long long)
832 sas_device->enclosure_logical_id, sas_device->slot));
834 if (sas_device->connector_name[0] != '\0')
835 dewtprintk(ioc, pr_info(MPT3SAS_FMT
836 "%s: enclosure level(0x%04x), connector name( %s)\n",
837 ioc->name, __func__, sas_device->enclosure_level,
838 sas_device->connector_name));
840 spin_lock_irqsave(&ioc->sas_device_lock, flags);
841 sas_device_get(sas_device);
842 list_add_tail(&sas_device->list, &ioc->sas_device_init_list);
843 _scsih_determine_boot_device(ioc, sas_device, 0);
844 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
848 * _scsih_raid_device_find_by_id - raid device search
849 * @ioc: per adapter object
850 * @id: sas device target id
851 * @channel: sas device channel
852 * Context: Calling function should acquire ioc->raid_device_lock
854 * This searches for raid_device based on target id, then return raid_device
857 static struct _raid_device *
858 _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel)
860 struct _raid_device *raid_device, *r;
863 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
864 if (raid_device->id == id && raid_device->channel == channel) {
875 * mpt3sas_raid_device_find_by_handle - raid device search
876 * @ioc: per adapter object
877 * @handle: sas device handle (assigned by firmware)
878 * Context: Calling function should acquire ioc->raid_device_lock
880 * This searches for raid_device based on handle, then return raid_device
883 struct _raid_device *
884 mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
886 struct _raid_device *raid_device, *r;
889 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
890 if (raid_device->handle != handle)
901 * _scsih_raid_device_find_by_wwid - raid device search
902 * @ioc: per adapter object
903 * @handle: sas device handle (assigned by firmware)
904 * Context: Calling function should acquire ioc->raid_device_lock
906 * This searches for raid_device based on wwid, then return raid_device
909 static struct _raid_device *
910 _scsih_raid_device_find_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid)
912 struct _raid_device *raid_device, *r;
915 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
916 if (raid_device->wwid != wwid)
927 * _scsih_raid_device_add - add raid_device object
928 * @ioc: per adapter object
929 * @raid_device: raid_device object
931 * This is added to the raid_device_list link list.
934 _scsih_raid_device_add(struct MPT3SAS_ADAPTER *ioc,
935 struct _raid_device *raid_device)
939 dewtprintk(ioc, pr_info(MPT3SAS_FMT
940 "%s: handle(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__,
941 raid_device->handle, (unsigned long long)raid_device->wwid));
943 spin_lock_irqsave(&ioc->raid_device_lock, flags);
944 list_add_tail(&raid_device->list, &ioc->raid_device_list);
945 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
949 * _scsih_raid_device_remove - delete raid_device object
950 * @ioc: per adapter object
951 * @raid_device: raid_device object
955 _scsih_raid_device_remove(struct MPT3SAS_ADAPTER *ioc,
956 struct _raid_device *raid_device)
960 spin_lock_irqsave(&ioc->raid_device_lock, flags);
961 list_del(&raid_device->list);
963 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
967 * mpt3sas_scsih_expander_find_by_handle - expander device search
968 * @ioc: per adapter object
969 * @handle: expander handle (assigned by firmware)
970 * Context: Calling function should acquire ioc->sas_device_lock
972 * This searches for expander device based on handle, then returns the
976 mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
978 struct _sas_node *sas_expander, *r;
981 list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
982 if (sas_expander->handle != handle)
992 * mpt3sas_scsih_expander_find_by_sas_address - expander device search
993 * @ioc: per adapter object
994 * @sas_address: sas address
995 * Context: Calling function should acquire ioc->sas_node_lock.
997 * This searches for expander device based on sas_address, then returns the
1001 mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
1004 struct _sas_node *sas_expander, *r;
1007 list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
1008 if (sas_expander->sas_address != sas_address)
1018 * _scsih_expander_node_add - insert expander device to the list.
1019 * @ioc: per adapter object
1020 * @sas_expander: the sas_device object
1021 * Context: This function will acquire ioc->sas_node_lock.
1023 * Adding new object to the ioc->sas_expander_list.
1028 _scsih_expander_node_add(struct MPT3SAS_ADAPTER *ioc,
1029 struct _sas_node *sas_expander)
1031 unsigned long flags;
1033 spin_lock_irqsave(&ioc->sas_node_lock, flags);
1034 list_add_tail(&sas_expander->list, &ioc->sas_expander_list);
1035 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
1039 * _scsih_is_end_device - determines if device is an end device
1040 * @device_info: bitfield providing information about the device.
1043 * Returns 1 if end device.
1046 _scsih_is_end_device(u32 device_info)
1048 if (device_info & MPI2_SAS_DEVICE_INFO_END_DEVICE &&
1049 ((device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) |
1050 (device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) |
1051 (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE)))
1058 * _scsih_scsi_lookup_get - returns scmd entry
1059 * @ioc: per adapter object
1060 * @smid: system request message index
1062 * Returns the smid stored scmd pointer.
1064 static struct scsi_cmnd *
1065 _scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid)
1067 return ioc->scsi_lookup[smid - 1].scmd;
1071 * _scsih_scsi_lookup_get_clear - returns scmd entry
1072 * @ioc: per adapter object
1073 * @smid: system request message index
1075 * Returns the smid stored scmd pointer.
1076 * Then will derefrence the stored scmd pointer.
1078 static inline struct scsi_cmnd *
1079 _scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER *ioc, u16 smid)
1081 unsigned long flags;
1082 struct scsi_cmnd *scmd;
1084 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1085 scmd = ioc->scsi_lookup[smid - 1].scmd;
1086 ioc->scsi_lookup[smid - 1].scmd = NULL;
1087 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1093 * _scsih_scsi_lookup_find_by_scmd - scmd lookup
1094 * @ioc: per adapter object
1095 * @smid: system request message index
1096 * @scmd: pointer to scsi command object
1097 * Context: This function will acquire ioc->scsi_lookup_lock.
1099 * This will search for a scmd pointer in the scsi_lookup array,
1100 * returning the revelent smid. A returned value of zero means invalid.
1103 _scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd
1107 unsigned long flags;
1110 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1112 for (i = 0; i < ioc->scsiio_depth; i++) {
1113 if (ioc->scsi_lookup[i].scmd == scmd) {
1114 smid = ioc->scsi_lookup[i].smid;
1119 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1124 * _scsih_scsi_lookup_find_by_target - search for matching channel:id
1125 * @ioc: per adapter object
1128 * Context: This function will acquire ioc->scsi_lookup_lock.
1130 * This will search for a matching channel:id in the scsi_lookup array,
1131 * returning 1 if found.
1134 _scsih_scsi_lookup_find_by_target(struct MPT3SAS_ADAPTER *ioc, int id,
1138 unsigned long flags;
1141 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1143 for (i = 0 ; i < ioc->scsiio_depth; i++) {
1144 if (ioc->scsi_lookup[i].scmd &&
1145 (ioc->scsi_lookup[i].scmd->device->id == id &&
1146 ioc->scsi_lookup[i].scmd->device->channel == channel)) {
1152 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1157 * _scsih_scsi_lookup_find_by_lun - search for matching channel:id:lun
1158 * @ioc: per adapter object
1162 * Context: This function will acquire ioc->scsi_lookup_lock.
1164 * This will search for a matching channel:id:lun in the scsi_lookup array,
1165 * returning 1 if found.
1168 _scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER *ioc, int id,
1169 unsigned int lun, int channel)
1172 unsigned long flags;
1175 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1177 for (i = 0 ; i < ioc->scsiio_depth; i++) {
1178 if (ioc->scsi_lookup[i].scmd &&
1179 (ioc->scsi_lookup[i].scmd->device->id == id &&
1180 ioc->scsi_lookup[i].scmd->device->channel == channel &&
1181 ioc->scsi_lookup[i].scmd->device->lun == lun)) {
1187 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1192 * scsih_change_queue_depth - setting device queue depth
1193 * @sdev: scsi device struct
1194 * @qdepth: requested queue depth
1196 * Returns queue depth.
1199 scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
1201 struct Scsi_Host *shost = sdev->host;
1203 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1204 struct MPT3SAS_DEVICE *sas_device_priv_data;
1205 struct MPT3SAS_TARGET *sas_target_priv_data;
1206 struct _sas_device *sas_device;
1207 unsigned long flags;
1209 max_depth = shost->can_queue;
1211 /* limit max device queue for SATA to 32 */
1212 sas_device_priv_data = sdev->hostdata;
1213 if (!sas_device_priv_data)
1215 sas_target_priv_data = sas_device_priv_data->sas_target;
1216 if (!sas_target_priv_data)
1218 if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))
1221 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1222 sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
1224 if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
1225 max_depth = MPT3SAS_SATA_QUEUE_DEPTH;
1227 sas_device_put(sas_device);
1229 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1233 if (!sdev->tagged_supported)
1235 if (qdepth > max_depth)
1237 return scsi_change_queue_depth(sdev, qdepth);
1241 * scsih_target_alloc - target add routine
1242 * @starget: scsi target struct
1244 * Returns 0 if ok. Any other return is assumed to be an error and
1245 * the device is ignored.
1248 scsih_target_alloc(struct scsi_target *starget)
1250 struct Scsi_Host *shost = dev_to_shost(&starget->dev);
1251 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1252 struct MPT3SAS_TARGET *sas_target_priv_data;
1253 struct _sas_device *sas_device;
1254 struct _raid_device *raid_device;
1255 unsigned long flags;
1256 struct sas_rphy *rphy;
1258 sas_target_priv_data = kzalloc(sizeof(*sas_target_priv_data),
1260 if (!sas_target_priv_data)
1263 starget->hostdata = sas_target_priv_data;
1264 sas_target_priv_data->starget = starget;
1265 sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE;
1268 if (starget->channel == RAID_CHANNEL) {
1269 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1270 raid_device = _scsih_raid_device_find_by_id(ioc, starget->id,
1273 sas_target_priv_data->handle = raid_device->handle;
1274 sas_target_priv_data->sas_address = raid_device->wwid;
1275 sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME;
1276 sas_target_priv_data->raid_device = raid_device;
1277 if (ioc->is_warpdrive)
1278 raid_device->starget = starget;
1280 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1284 /* sas/sata devices */
1285 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1286 rphy = dev_to_rphy(starget->dev.parent);
1287 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
1288 rphy->identify.sas_address);
1291 sas_target_priv_data->handle = sas_device->handle;
1292 sas_target_priv_data->sas_address = sas_device->sas_address;
1293 sas_target_priv_data->sdev = sas_device;
1294 sas_device->starget = starget;
1295 sas_device->id = starget->id;
1296 sas_device->channel = starget->channel;
1297 if (test_bit(sas_device->handle, ioc->pd_handles))
1298 sas_target_priv_data->flags |=
1299 MPT_TARGET_FLAGS_RAID_COMPONENT;
1300 if (sas_device->fast_path)
1301 sas_target_priv_data->flags |= MPT_TARGET_FASTPATH_IO;
1303 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1309 * scsih_target_destroy - target destroy routine
1310 * @starget: scsi target struct
1315 scsih_target_destroy(struct scsi_target *starget)
1317 struct Scsi_Host *shost = dev_to_shost(&starget->dev);
1318 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1319 struct MPT3SAS_TARGET *sas_target_priv_data;
1320 struct _sas_device *sas_device;
1321 struct _raid_device *raid_device;
1322 unsigned long flags;
1323 struct sas_rphy *rphy;
1325 sas_target_priv_data = starget->hostdata;
1326 if (!sas_target_priv_data)
1329 if (starget->channel == RAID_CHANNEL) {
1330 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1331 raid_device = _scsih_raid_device_find_by_id(ioc, starget->id,
1334 raid_device->starget = NULL;
1335 raid_device->sdev = NULL;
1337 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1341 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1342 rphy = dev_to_rphy(starget->dev.parent);
1343 sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
1344 if (sas_device && (sas_device->starget == starget) &&
1345 (sas_device->id == starget->id) &&
1346 (sas_device->channel == starget->channel))
1347 sas_device->starget = NULL;
1351 * Corresponding get() is in _scsih_target_alloc()
1353 sas_target_priv_data->sdev = NULL;
1354 sas_device_put(sas_device);
1356 sas_device_put(sas_device);
1358 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1361 kfree(sas_target_priv_data);
1362 starget->hostdata = NULL;
1366 * scsih_slave_alloc - device add routine
1367 * @sdev: scsi device struct
1369 * Returns 0 if ok. Any other return is assumed to be an error and
1370 * the device is ignored.
1373 scsih_slave_alloc(struct scsi_device *sdev)
1375 struct Scsi_Host *shost;
1376 struct MPT3SAS_ADAPTER *ioc;
1377 struct MPT3SAS_TARGET *sas_target_priv_data;
1378 struct MPT3SAS_DEVICE *sas_device_priv_data;
1379 struct scsi_target *starget;
1380 struct _raid_device *raid_device;
1381 struct _sas_device *sas_device;
1382 unsigned long flags;
1384 sas_device_priv_data = kzalloc(sizeof(*sas_device_priv_data),
1386 if (!sas_device_priv_data)
1389 sas_device_priv_data->lun = sdev->lun;
1390 sas_device_priv_data->flags = MPT_DEVICE_FLAGS_INIT;
1392 starget = scsi_target(sdev);
1393 sas_target_priv_data = starget->hostdata;
1394 sas_target_priv_data->num_luns++;
1395 sas_device_priv_data->sas_target = sas_target_priv_data;
1396 sdev->hostdata = sas_device_priv_data;
1397 if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT))
1398 sdev->no_uld_attach = 1;
1400 shost = dev_to_shost(&starget->dev);
1401 ioc = shost_priv(shost);
1402 if (starget->channel == RAID_CHANNEL) {
1403 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1404 raid_device = _scsih_raid_device_find_by_id(ioc,
1405 starget->id, starget->channel);
1407 raid_device->sdev = sdev; /* raid is single lun */
1408 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1411 if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
1412 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1413 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
1414 sas_target_priv_data->sas_address);
1415 if (sas_device && (sas_device->starget == NULL)) {
1416 sdev_printk(KERN_INFO, sdev,
1417 "%s : sas_device->starget set to starget @ %d\n",
1418 __func__, __LINE__);
1419 sas_device->starget = starget;
1423 sas_device_put(sas_device);
1425 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1432 * scsih_slave_destroy - device destroy routine
1433 * @sdev: scsi device struct
1438 scsih_slave_destroy(struct scsi_device *sdev)
1440 struct MPT3SAS_TARGET *sas_target_priv_data;
1441 struct scsi_target *starget;
1442 struct Scsi_Host *shost;
1443 struct MPT3SAS_ADAPTER *ioc;
1444 struct _sas_device *sas_device;
1445 unsigned long flags;
1447 if (!sdev->hostdata)
1450 starget = scsi_target(sdev);
1451 sas_target_priv_data = starget->hostdata;
1452 sas_target_priv_data->num_luns--;
1454 shost = dev_to_shost(&starget->dev);
1455 ioc = shost_priv(shost);
1457 if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
1458 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1459 sas_device = __mpt3sas_get_sdev_from_target(ioc,
1460 sas_target_priv_data);
1461 if (sas_device && !sas_target_priv_data->num_luns)
1462 sas_device->starget = NULL;
1465 sas_device_put(sas_device);
1466 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1469 kfree(sdev->hostdata);
1470 sdev->hostdata = NULL;
1474 * _scsih_display_sata_capabilities - sata capabilities
1475 * @ioc: per adapter object
1476 * @handle: device handle
1477 * @sdev: scsi device struct
1480 _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER *ioc,
1481 u16 handle, struct scsi_device *sdev)
1483 Mpi2ConfigReply_t mpi_reply;
1484 Mpi2SasDevicePage0_t sas_device_pg0;
1489 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
1490 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
1491 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1492 ioc->name, __FILE__, __LINE__, __func__);
1496 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
1497 MPI2_IOCSTATUS_MASK;
1498 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
1499 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1500 ioc->name, __FILE__, __LINE__, __func__);
1504 flags = le16_to_cpu(sas_device_pg0.Flags);
1505 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
1507 sdev_printk(KERN_INFO, sdev,
1508 "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), "
1509 "sw_preserve(%s)\n",
1510 (device_info & MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? "y" : "n",
1511 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED) ? "y" : "n",
1512 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY) ? "y" :
1514 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED) ? "y" : "n",
1515 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED) ? "y" : "n",
1516 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE) ? "y" : "n");
1520 * raid transport support -
1521 * Enabled for SLES11 and newer, in older kernels the driver will panic when
1522 * unloading the driver followed by a load - I beleive that the subroutine
1523 * raid_class_release() is not cleaning up properly.
1527 * scsih_is_raid - return boolean indicating device is raid volume
1528 * @dev the device struct object
1531 scsih_is_raid(struct device *dev)
1533 struct scsi_device *sdev = to_scsi_device(dev);
1534 struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
1536 if (ioc->is_warpdrive)
1538 return (sdev->channel == RAID_CHANNEL) ? 1 : 0;
1542 * scsih_get_resync - get raid volume resync percent complete
1543 * @dev the device struct object
1546 scsih_get_resync(struct device *dev)
1548 struct scsi_device *sdev = to_scsi_device(dev);
1549 struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
1550 static struct _raid_device *raid_device;
1551 unsigned long flags;
1552 Mpi2RaidVolPage0_t vol_pg0;
1553 Mpi2ConfigReply_t mpi_reply;
1554 u32 volume_status_flags;
1555 u8 percent_complete;
1558 percent_complete = 0;
1560 if (ioc->is_warpdrive)
1563 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1564 raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id,
1567 handle = raid_device->handle;
1568 percent_complete = raid_device->percent_complete;
1570 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1575 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0,
1576 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
1577 sizeof(Mpi2RaidVolPage0_t))) {
1578 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1579 ioc->name, __FILE__, __LINE__, __func__);
1580 percent_complete = 0;
1584 volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags);
1585 if (!(volume_status_flags &
1586 MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS))
1587 percent_complete = 0;
1591 switch (ioc->hba_mpi_version_belonged) {
1593 raid_set_resync(mpt2sas_raid_template, dev, percent_complete);
1597 raid_set_resync(mpt3sas_raid_template, dev, percent_complete);
1603 * scsih_get_state - get raid volume level
1604 * @dev the device struct object
1607 scsih_get_state(struct device *dev)
1609 struct scsi_device *sdev = to_scsi_device(dev);
1610 struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
1611 static struct _raid_device *raid_device;
1612 unsigned long flags;
1613 Mpi2RaidVolPage0_t vol_pg0;
1614 Mpi2ConfigReply_t mpi_reply;
1616 enum raid_state state = RAID_STATE_UNKNOWN;
1619 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1620 raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id,
1623 handle = raid_device->handle;
1624 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1629 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0,
1630 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
1631 sizeof(Mpi2RaidVolPage0_t))) {
1632 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1633 ioc->name, __FILE__, __LINE__, __func__);
1637 volstate = le32_to_cpu(vol_pg0.VolumeStatusFlags);
1638 if (volstate & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) {
1639 state = RAID_STATE_RESYNCING;
1643 switch (vol_pg0.VolumeState) {
1644 case MPI2_RAID_VOL_STATE_OPTIMAL:
1645 case MPI2_RAID_VOL_STATE_ONLINE:
1646 state = RAID_STATE_ACTIVE;
1648 case MPI2_RAID_VOL_STATE_DEGRADED:
1649 state = RAID_STATE_DEGRADED;
1651 case MPI2_RAID_VOL_STATE_FAILED:
1652 case MPI2_RAID_VOL_STATE_MISSING:
1653 state = RAID_STATE_OFFLINE;
1657 switch (ioc->hba_mpi_version_belonged) {
1659 raid_set_state(mpt2sas_raid_template, dev, state);
1663 raid_set_state(mpt3sas_raid_template, dev, state);
1669 * _scsih_set_level - set raid level
1670 * @sdev: scsi device struct
1671 * @volume_type: volume type
1674 _scsih_set_level(struct MPT3SAS_ADAPTER *ioc,
1675 struct scsi_device *sdev, u8 volume_type)
1677 enum raid_level level = RAID_LEVEL_UNKNOWN;
1679 switch (volume_type) {
1680 case MPI2_RAID_VOL_TYPE_RAID0:
1681 level = RAID_LEVEL_0;
1683 case MPI2_RAID_VOL_TYPE_RAID10:
1684 level = RAID_LEVEL_10;
1686 case MPI2_RAID_VOL_TYPE_RAID1E:
1687 level = RAID_LEVEL_1E;
1689 case MPI2_RAID_VOL_TYPE_RAID1:
1690 level = RAID_LEVEL_1;
1694 switch (ioc->hba_mpi_version_belonged) {
1696 raid_set_level(mpt2sas_raid_template,
1697 &sdev->sdev_gendev, level);
1701 raid_set_level(mpt3sas_raid_template,
1702 &sdev->sdev_gendev, level);
1709 * _scsih_get_volume_capabilities - volume capabilities
1710 * @ioc: per adapter object
1711 * @sas_device: the raid_device object
1713 * Returns 0 for success, else 1
1716 _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc,
1717 struct _raid_device *raid_device)
1719 Mpi2RaidVolPage0_t *vol_pg0;
1720 Mpi2RaidPhysDiskPage0_t pd_pg0;
1721 Mpi2SasDevicePage0_t sas_device_pg0;
1722 Mpi2ConfigReply_t mpi_reply;
1726 if ((mpt3sas_config_get_number_pds(ioc, raid_device->handle,
1727 &num_pds)) || !num_pds) {
1728 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1729 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1734 raid_device->num_pds = num_pds;
1735 sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds *
1736 sizeof(Mpi2RaidVol0PhysDisk_t));
1737 vol_pg0 = kzalloc(sz, GFP_KERNEL);
1739 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1740 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1745 if ((mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0,
1746 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) {
1747 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1748 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1754 raid_device->volume_type = vol_pg0->VolumeType;
1756 /* figure out what the underlying devices are by
1757 * obtaining the device_info bits for the 1st device
1759 if (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
1760 &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM,
1761 vol_pg0->PhysDisk[0].PhysDiskNum))) {
1762 if (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
1763 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
1764 le16_to_cpu(pd_pg0.DevHandle)))) {
1765 raid_device->device_info =
1766 le32_to_cpu(sas_device_pg0.DeviceInfo);
1775 * _scsih_enable_tlr - setting TLR flags
1776 * @ioc: per adapter object
1777 * @sdev: scsi device struct
1779 * Enabling Transaction Layer Retries for tape devices when
1780 * vpd page 0x90 is present
1784 _scsih_enable_tlr(struct MPT3SAS_ADAPTER *ioc, struct scsi_device *sdev)
1788 if (sdev->type != TYPE_TAPE)
1791 if (!(ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR))
1794 sas_enable_tlr(sdev);
1795 sdev_printk(KERN_INFO, sdev, "TLR %s\n",
1796 sas_is_tlr_enabled(sdev) ? "Enabled" : "Disabled");
1802 * scsih_slave_configure - device configure routine.
1803 * @sdev: scsi device struct
1805 * Returns 0 if ok. Any other return is assumed to be an error and
1806 * the device is ignored.
1809 scsih_slave_configure(struct scsi_device *sdev)
1811 struct Scsi_Host *shost = sdev->host;
1812 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1813 struct MPT3SAS_DEVICE *sas_device_priv_data;
1814 struct MPT3SAS_TARGET *sas_target_priv_data;
1815 struct _sas_device *sas_device;
1816 struct _raid_device *raid_device;
1817 unsigned long flags;
1822 u16 handle, volume_handle = 0;
1823 u64 volume_wwid = 0;
1826 sas_device_priv_data = sdev->hostdata;
1827 sas_device_priv_data->configured_lun = 1;
1828 sas_device_priv_data->flags &= ~MPT_DEVICE_FLAGS_INIT;
1829 sas_target_priv_data = sas_device_priv_data->sas_target;
1830 handle = sas_target_priv_data->handle;
1832 /* raid volume handling */
1833 if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) {
1835 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1836 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
1837 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1839 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1840 "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
1841 __LINE__, __func__));
1845 if (_scsih_get_volume_capabilities(ioc, raid_device)) {
1846 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1847 "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
1848 __LINE__, __func__));
1853 * WARPDRIVE: Initialize the required data for Direct IO
1855 mpt3sas_init_warpdrive_properties(ioc, raid_device);
1857 /* RAID Queue Depth Support
1858 * IS volume = underlying qdepth of drive type, either
1859 * MPT3SAS_SAS_QUEUE_DEPTH or MPT3SAS_SATA_QUEUE_DEPTH
1860 * IM/IME/R10 = 128 (MPT3SAS_RAID_QUEUE_DEPTH)
1862 if (raid_device->device_info &
1863 MPI2_SAS_DEVICE_INFO_SSP_TARGET) {
1864 qdepth = MPT3SAS_SAS_QUEUE_DEPTH;
1867 qdepth = MPT3SAS_SATA_QUEUE_DEPTH;
1868 if (raid_device->device_info &
1869 MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
1875 switch (raid_device->volume_type) {
1876 case MPI2_RAID_VOL_TYPE_RAID0:
1879 case MPI2_RAID_VOL_TYPE_RAID1E:
1880 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1881 if (ioc->manu_pg10.OEMIdentifier &&
1882 (le32_to_cpu(ioc->manu_pg10.GenericFlags0) &
1883 MFG10_GF0_R10_DISPLAY) &&
1884 !(raid_device->num_pds % 2))
1889 case MPI2_RAID_VOL_TYPE_RAID1:
1890 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1893 case MPI2_RAID_VOL_TYPE_RAID10:
1894 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1897 case MPI2_RAID_VOL_TYPE_UNKNOWN:
1899 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1904 if (!ioc->hide_ir_msg)
1905 sdev_printk(KERN_INFO, sdev,
1906 "%s: handle(0x%04x), wwid(0x%016llx),"
1907 " pd_count(%d), type(%s)\n",
1908 r_level, raid_device->handle,
1909 (unsigned long long)raid_device->wwid,
1910 raid_device->num_pds, ds);
1912 if (shost->max_sectors > MPT3SAS_RAID_MAX_SECTORS) {
1913 blk_queue_max_hw_sectors(sdev->request_queue,
1914 MPT3SAS_RAID_MAX_SECTORS);
1915 sdev_printk(KERN_INFO, sdev,
1916 "Set queue's max_sector to: %u\n",
1917 MPT3SAS_RAID_MAX_SECTORS);
1920 scsih_change_queue_depth(sdev, qdepth);
1922 /* raid transport support */
1923 if (!ioc->is_warpdrive)
1924 _scsih_set_level(ioc, sdev, raid_device->volume_type);
1928 /* non-raid handling */
1929 if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) {
1930 if (mpt3sas_config_get_volume_handle(ioc, handle,
1932 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1933 "failure at %s:%d/%s()!\n", ioc->name,
1934 __FILE__, __LINE__, __func__));
1937 if (volume_handle && mpt3sas_config_get_volume_wwid(ioc,
1938 volume_handle, &volume_wwid)) {
1939 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1940 "failure at %s:%d/%s()!\n", ioc->name,
1941 __FILE__, __LINE__, __func__));
1946 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1947 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
1948 sas_device_priv_data->sas_target->sas_address);
1950 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1951 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1952 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1957 sas_device->volume_handle = volume_handle;
1958 sas_device->volume_wwid = volume_wwid;
1959 if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) {
1960 qdepth = MPT3SAS_SAS_QUEUE_DEPTH;
1962 if (sas_device->device_info &
1963 MPI2_SAS_DEVICE_INFO_SEP) {
1964 sdev_printk(KERN_WARNING, sdev,
1965 "set ignore_delay_remove for handle(0x%04x)\n",
1966 sas_device_priv_data->sas_target->handle);
1967 sas_device_priv_data->ignore_delay_remove = 1;
1972 qdepth = MPT3SAS_SATA_QUEUE_DEPTH;
1973 if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET)
1975 else if (sas_device->device_info &
1976 MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
1980 sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " \
1981 "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n",
1982 ds, handle, (unsigned long long)sas_device->sas_address,
1983 sas_device->phy, (unsigned long long)sas_device->device_name);
1984 if (sas_device->enclosure_handle != 0)
1985 sdev_printk(KERN_INFO, sdev,
1986 "%s: enclosure_logical_id(0x%016llx), slot(%d)\n",
1987 ds, (unsigned long long)
1988 sas_device->enclosure_logical_id, sas_device->slot);
1989 if (sas_device->connector_name[0] != '\0')
1990 sdev_printk(KERN_INFO, sdev,
1991 "%s: enclosure level(0x%04x), connector name( %s)\n",
1992 ds, sas_device->enclosure_level,
1993 sas_device->connector_name);
1995 sas_device_put(sas_device);
1996 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1999 _scsih_display_sata_capabilities(ioc, handle, sdev);
2002 scsih_change_queue_depth(sdev, qdepth);
2005 sas_read_port_mode_page(sdev);
2006 _scsih_enable_tlr(ioc, sdev);
2013 * scsih_bios_param - fetch head, sector, cylinder info for a disk
2014 * @sdev: scsi device struct
2015 * @bdev: pointer to block device context
2016 * @capacity: device size (in 512 byte sectors)
2017 * @params: three element array to place output:
2018 * params[0] number of heads (max 255)
2019 * params[1] number of sectors (max 63)
2020 * params[2] number of cylinders
2025 scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev,
2026 sector_t capacity, int params[])
2036 dummy = heads * sectors;
2037 cylinders = capacity;
2038 sector_div(cylinders, dummy);
2041 * Handle extended translation size for logical drives
2044 if ((ulong)capacity >= 0x200000) {
2047 dummy = heads * sectors;
2048 cylinders = capacity;
2049 sector_div(cylinders, dummy);
2054 params[1] = sectors;
2055 params[2] = cylinders;
2061 * _scsih_response_code - translation of device response code
2062 * @ioc: per adapter object
2063 * @response_code: response code returned by the device
2068 _scsih_response_code(struct MPT3SAS_ADAPTER *ioc, u8 response_code)
2072 switch (response_code) {
2073 case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE:
2074 desc = "task management request completed";
2076 case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME:
2077 desc = "invalid frame";
2079 case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED:
2080 desc = "task management request not supported";
2082 case MPI2_SCSITASKMGMT_RSP_TM_FAILED:
2083 desc = "task management request failed";
2085 case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED:
2086 desc = "task management request succeeded";
2088 case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN:
2089 desc = "invalid lun";
2092 desc = "overlapped tag attempted";
2094 case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC:
2095 desc = "task queued, however not sent to target";
2101 pr_warn(MPT3SAS_FMT "response_code(0x%01x): %s\n",
2102 ioc->name, response_code, desc);
2106 * _scsih_tm_done - tm completion routine
2107 * @ioc: per adapter object
2108 * @smid: system request message index
2109 * @msix_index: MSIX table index supplied by the OS
2110 * @reply: reply message frame(lower 32bit addr)
2113 * The callback handler when using scsih_issue_tm.
2115 * Return 1 meaning mf should be freed from _base_interrupt
2116 * 0 means the mf is freed from this function.
2119 _scsih_tm_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
2121 MPI2DefaultReply_t *mpi_reply;
2123 if (ioc->tm_cmds.status == MPT3_CMD_NOT_USED)
2125 if (ioc->tm_cmds.smid != smid)
2127 ioc->tm_cmds.status |= MPT3_CMD_COMPLETE;
2128 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
2130 memcpy(ioc->tm_cmds.reply, mpi_reply, mpi_reply->MsgLength*4);
2131 ioc->tm_cmds.status |= MPT3_CMD_REPLY_VALID;
2133 ioc->tm_cmds.status &= ~MPT3_CMD_PENDING;
2134 complete(&ioc->tm_cmds.done);
2139 * mpt3sas_scsih_set_tm_flag - set per target tm_busy
2140 * @ioc: per adapter object
2141 * @handle: device handle
2143 * During taskmangement request, we need to freeze the device queue.
2146 mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
2148 struct MPT3SAS_DEVICE *sas_device_priv_data;
2149 struct scsi_device *sdev;
2152 shost_for_each_device(sdev, ioc->shost) {
2155 sas_device_priv_data = sdev->hostdata;
2156 if (!sas_device_priv_data)
2158 if (sas_device_priv_data->sas_target->handle == handle) {
2159 sas_device_priv_data->sas_target->tm_busy = 1;
2161 ioc->ignore_loginfos = 1;
2167 * mpt3sas_scsih_clear_tm_flag - clear per target tm_busy
2168 * @ioc: per adapter object
2169 * @handle: device handle
2171 * During taskmangement request, we need to freeze the device queue.
2174 mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
2176 struct MPT3SAS_DEVICE *sas_device_priv_data;
2177 struct scsi_device *sdev;
2180 shost_for_each_device(sdev, ioc->shost) {
2183 sas_device_priv_data = sdev->hostdata;
2184 if (!sas_device_priv_data)
2186 if (sas_device_priv_data->sas_target->handle == handle) {
2187 sas_device_priv_data->sas_target->tm_busy = 0;
2189 ioc->ignore_loginfos = 0;
2195 * mpt3sas_scsih_issue_tm - main routine for sending tm requests
2196 * @ioc: per adapter struct
2197 * @device_handle: device handle
2198 * @channel: the channel assigned by the OS
2199 * @id: the id assigned by the OS
2201 * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h)
2202 * @smid_task: smid assigned to the task
2203 * @timeout: timeout in seconds
2204 * @m_type: TM_MUTEX_ON or TM_MUTEX_OFF
2207 * A generic API for sending task management requests to firmware.
2209 * The callback index is set inside `ioc->tm_cb_idx`.
2211 * Return SUCCESS or FAILED.
2214 mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel,
2215 uint id, uint lun, u8 type, u16 smid_task, ulong timeout,
2216 enum mutex_type m_type)
2218 Mpi2SCSITaskManagementRequest_t *mpi_request;
2219 Mpi2SCSITaskManagementReply_t *mpi_reply;
2222 unsigned long timeleft;
2223 struct scsiio_tracker *scsi_lookup = NULL;
2227 if (m_type == TM_MUTEX_ON)
2228 mutex_lock(&ioc->tm_cmds.mutex);
2229 if (ioc->tm_cmds.status != MPT3_CMD_NOT_USED) {
2230 pr_info(MPT3SAS_FMT "%s: tm_cmd busy!!!\n",
2231 __func__, ioc->name);
2236 if (ioc->shost_recovery || ioc->remove_host ||
2237 ioc->pci_error_recovery) {
2238 pr_info(MPT3SAS_FMT "%s: host reset in progress!\n",
2239 __func__, ioc->name);
2244 ioc_state = mpt3sas_base_get_iocstate(ioc, 0);
2245 if (ioc_state & MPI2_DOORBELL_USED) {
2246 dhsprintk(ioc, pr_info(MPT3SAS_FMT
2247 "unexpected doorbell active!\n", ioc->name));
2248 rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
2250 rc = (!rc) ? SUCCESS : FAILED;
2254 if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) {
2255 mpt3sas_base_fault_info(ioc, ioc_state &
2256 MPI2_DOORBELL_DATA_MASK);
2257 rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
2259 rc = (!rc) ? SUCCESS : FAILED;
2263 smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx);
2265 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
2266 ioc->name, __func__);
2271 if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK)
2272 scsi_lookup = &ioc->scsi_lookup[smid_task - 1];
2274 dtmprintk(ioc, pr_info(MPT3SAS_FMT
2275 "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n",
2276 ioc->name, handle, type, smid_task));
2277 ioc->tm_cmds.status = MPT3_CMD_PENDING;
2278 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
2279 ioc->tm_cmds.smid = smid;
2280 memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
2281 memset(ioc->tm_cmds.reply, 0, sizeof(Mpi2SCSITaskManagementReply_t));
2282 mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
2283 mpi_request->DevHandle = cpu_to_le16(handle);
2284 mpi_request->TaskType = type;
2285 mpi_request->TaskMID = cpu_to_le16(smid_task);
2286 int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN);
2287 mpt3sas_scsih_set_tm_flag(ioc, handle);
2288 init_completion(&ioc->tm_cmds.done);
2289 if ((type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) &&
2290 (scsi_lookup->msix_io < ioc->reply_queue_count))
2291 msix_task = scsi_lookup->msix_io;
2294 mpt3sas_base_put_smid_hi_priority(ioc, smid, msix_task);
2295 timeleft = wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ);
2296 if (!(ioc->tm_cmds.status & MPT3_CMD_COMPLETE)) {
2297 pr_err(MPT3SAS_FMT "%s: timeout\n",
2298 ioc->name, __func__);
2299 _debug_dump_mf(mpi_request,
2300 sizeof(Mpi2SCSITaskManagementRequest_t)/4);
2301 if (!(ioc->tm_cmds.status & MPT3_CMD_RESET)) {
2302 rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
2304 rc = (!rc) ? SUCCESS : FAILED;
2305 ioc->tm_cmds.status = MPT3_CMD_NOT_USED;
2306 mpt3sas_scsih_clear_tm_flag(ioc, handle);
2311 /* sync IRQs in case those were busy during flush. */
2312 mpt3sas_base_sync_reply_irqs(ioc);
2314 if (ioc->tm_cmds.status & MPT3_CMD_REPLY_VALID) {
2315 mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT);
2316 mpi_reply = ioc->tm_cmds.reply;
2317 dtmprintk(ioc, pr_info(MPT3SAS_FMT "complete tm: " \
2318 "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n",
2319 ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
2320 le32_to_cpu(mpi_reply->IOCLogInfo),
2321 le32_to_cpu(mpi_reply->TerminationCount)));
2322 if (ioc->logging_level & MPT_DEBUG_TM) {
2323 _scsih_response_code(ioc, mpi_reply->ResponseCode);
2324 if (mpi_reply->IOCStatus)
2325 _debug_dump_mf(mpi_request,
2326 sizeof(Mpi2SCSITaskManagementRequest_t)/4);
2331 case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK:
2333 if (scsi_lookup->scmd == NULL)
2338 case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET:
2339 if (_scsih_scsi_lookup_find_by_target(ioc, id, channel))
2344 case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET:
2345 case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET:
2346 if (_scsih_scsi_lookup_find_by_lun(ioc, id, lun, channel))
2351 case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK:
2359 mpt3sas_scsih_clear_tm_flag(ioc, handle);
2360 ioc->tm_cmds.status = MPT3_CMD_NOT_USED;
2361 if (m_type == TM_MUTEX_ON)
2362 mutex_unlock(&ioc->tm_cmds.mutex);
2367 if (m_type == TM_MUTEX_ON)
2368 mutex_unlock(&ioc->tm_cmds.mutex);
2373 * _scsih_tm_display_info - displays info about the device
2374 * @ioc: per adapter struct
2375 * @scmd: pointer to scsi command object
2377 * Called by task management callback handlers.
2380 _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
2382 struct scsi_target *starget = scmd->device->sdev_target;
2383 struct MPT3SAS_TARGET *priv_target = starget->hostdata;
2384 struct _sas_device *sas_device = NULL;
2385 unsigned long flags;
2386 char *device_str = NULL;
2390 if (ioc->hide_ir_msg)
2391 device_str = "WarpDrive";
2393 device_str = "volume";
2395 scsi_print_command(scmd);
2396 if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
2397 starget_printk(KERN_INFO, starget,
2398 "%s handle(0x%04x), %s wwid(0x%016llx)\n",
2399 device_str, priv_target->handle,
2400 device_str, (unsigned long long)priv_target->sas_address);
2402 spin_lock_irqsave(&ioc->sas_device_lock, flags);
2403 sas_device = __mpt3sas_get_sdev_from_target(ioc, priv_target);
2405 if (priv_target->flags &
2406 MPT_TARGET_FLAGS_RAID_COMPONENT) {
2407 starget_printk(KERN_INFO, starget,
2408 "volume handle(0x%04x), "
2409 "volume wwid(0x%016llx)\n",
2410 sas_device->volume_handle,
2411 (unsigned long long)sas_device->volume_wwid);
2413 starget_printk(KERN_INFO, starget,
2414 "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n",
2416 (unsigned long long)sas_device->sas_address,
2418 if (sas_device->enclosure_handle != 0)
2419 starget_printk(KERN_INFO, starget,
2420 "enclosure_logical_id(0x%016llx), slot(%d)\n",
2421 (unsigned long long)
2422 sas_device->enclosure_logical_id,
2424 if (sas_device->connector_name[0] != '\0')
2425 starget_printk(KERN_INFO, starget,
2426 "enclosure level(0x%04x),connector name(%s)\n",
2427 sas_device->enclosure_level,
2428 sas_device->connector_name);
2430 sas_device_put(sas_device);
2432 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
2437 * scsih_abort - eh threads main abort routine
2438 * @scmd: pointer to scsi command object
2440 * Returns SUCCESS if command aborted else FAILED
2443 scsih_abort(struct scsi_cmnd *scmd)
2445 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2446 struct MPT3SAS_DEVICE *sas_device_priv_data;
2451 sdev_printk(KERN_INFO, scmd->device,
2452 "attempting task abort! scmd(%p)\n", scmd);
2453 _scsih_tm_display_info(ioc, scmd);
2455 sas_device_priv_data = scmd->device->hostdata;
2456 if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
2457 sdev_printk(KERN_INFO, scmd->device,
2458 "device been deleted! scmd(%p)\n", scmd);
2459 scmd->result = DID_NO_CONNECT << 16;
2460 scmd->scsi_done(scmd);
2465 /* search for the command */
2466 smid = _scsih_scsi_lookup_find_by_scmd(ioc, scmd);
2468 scmd->result = DID_RESET << 16;
2473 /* for hidden raid components and volumes this is not supported */
2474 if (sas_device_priv_data->sas_target->flags &
2475 MPT_TARGET_FLAGS_RAID_COMPONENT ||
2476 sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_VOLUME) {
2477 scmd->result = DID_RESET << 16;
2482 mpt3sas_halt_firmware(ioc);
2484 handle = sas_device_priv_data->sas_target->handle;
2485 r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
2486 scmd->device->id, scmd->device->lun,
2487 MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, TM_MUTEX_ON);
2490 sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n",
2491 ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2496 * scsih_dev_reset - eh threads main device reset routine
2497 * @scmd: pointer to scsi command object
2499 * Returns SUCCESS if command aborted else FAILED
2502 scsih_dev_reset(struct scsi_cmnd *scmd)
2504 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2505 struct MPT3SAS_DEVICE *sas_device_priv_data;
2506 struct _sas_device *sas_device = NULL;
2510 struct scsi_target *starget = scmd->device->sdev_target;
2511 struct MPT3SAS_TARGET *target_priv_data = starget->hostdata;
2513 sdev_printk(KERN_INFO, scmd->device,
2514 "attempting device reset! scmd(%p)\n", scmd);
2515 _scsih_tm_display_info(ioc, scmd);
2517 sas_device_priv_data = scmd->device->hostdata;
2518 if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
2519 sdev_printk(KERN_INFO, scmd->device,
2520 "device been deleted! scmd(%p)\n", scmd);
2521 scmd->result = DID_NO_CONNECT << 16;
2522 scmd->scsi_done(scmd);
2527 /* for hidden raid components obtain the volume_handle */
2529 if (sas_device_priv_data->sas_target->flags &
2530 MPT_TARGET_FLAGS_RAID_COMPONENT) {
2531 sas_device = mpt3sas_get_sdev_from_target(ioc,
2534 handle = sas_device->volume_handle;
2536 handle = sas_device_priv_data->sas_target->handle;
2539 scmd->result = DID_RESET << 16;
2544 r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
2545 scmd->device->id, scmd->device->lun,
2546 MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, TM_MUTEX_ON);
2549 sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n",
2550 ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2553 sas_device_put(sas_device);
2559 * scsih_target_reset - eh threads main target reset routine
2560 * @scmd: pointer to scsi command object
2562 * Returns SUCCESS if command aborted else FAILED
2565 scsih_target_reset(struct scsi_cmnd *scmd)
2567 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2568 struct MPT3SAS_DEVICE *sas_device_priv_data;
2569 struct _sas_device *sas_device = NULL;
2572 struct scsi_target *starget = scmd->device->sdev_target;
2573 struct MPT3SAS_TARGET *target_priv_data = starget->hostdata;
2575 starget_printk(KERN_INFO, starget, "attempting target reset! scmd(%p)\n",
2577 _scsih_tm_display_info(ioc, scmd);
2579 sas_device_priv_data = scmd->device->hostdata;
2580 if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
2581 starget_printk(KERN_INFO, starget, "target been deleted! scmd(%p)\n",
2583 scmd->result = DID_NO_CONNECT << 16;
2584 scmd->scsi_done(scmd);
2589 /* for hidden raid components obtain the volume_handle */
2591 if (sas_device_priv_data->sas_target->flags &
2592 MPT_TARGET_FLAGS_RAID_COMPONENT) {
2593 sas_device = mpt3sas_get_sdev_from_target(ioc,
2596 handle = sas_device->volume_handle;
2598 handle = sas_device_priv_data->sas_target->handle;
2601 scmd->result = DID_RESET << 16;
2606 r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
2607 scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0,
2611 starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n",
2612 ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2615 sas_device_put(sas_device);
2622 * scsih_host_reset - eh threads main host reset routine
2623 * @scmd: pointer to scsi command object
2625 * Returns SUCCESS if command aborted else FAILED
2628 scsih_host_reset(struct scsi_cmnd *scmd)
2630 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2633 pr_info(MPT3SAS_FMT "attempting host reset! scmd(%p)\n",
2635 scsi_print_command(scmd);
2637 if (ioc->is_driver_loading) {
2638 pr_info(MPT3SAS_FMT "Blocking the host reset\n",
2644 retval = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
2646 r = (retval < 0) ? FAILED : SUCCESS;
2648 pr_info(MPT3SAS_FMT "host reset: %s scmd(%p)\n",
2649 ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2655 * _scsih_fw_event_add - insert and queue up fw_event
2656 * @ioc: per adapter object
2657 * @fw_event: object describing the event
2658 * Context: This function will acquire ioc->fw_event_lock.
2660 * This adds the firmware event object into link list, then queues it up to
2661 * be processed from user context.
2666 _scsih_fw_event_add(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
2668 unsigned long flags;
2670 if (ioc->firmware_event_thread == NULL)
2673 spin_lock_irqsave(&ioc->fw_event_lock, flags);
2674 fw_event_work_get(fw_event);
2675 INIT_LIST_HEAD(&fw_event->list);
2676 list_add_tail(&fw_event->list, &ioc->fw_event_list);
2677 INIT_WORK(&fw_event->work, _firmware_event_work);
2678 fw_event_work_get(fw_event);
2679 queue_work(ioc->firmware_event_thread, &fw_event->work);
2680 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
2684 * _scsih_fw_event_del_from_list - delete fw_event from the list
2685 * @ioc: per adapter object
2686 * @fw_event: object describing the event
2687 * Context: This function will acquire ioc->fw_event_lock.
2689 * If the fw_event is on the fw_event_list, remove it and do a put.
2694 _scsih_fw_event_del_from_list(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work
2697 unsigned long flags;
2699 spin_lock_irqsave(&ioc->fw_event_lock, flags);
2700 if (!list_empty(&fw_event->list)) {
2701 list_del_init(&fw_event->list);
2702 fw_event_work_put(fw_event);
2704 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
2709 * mpt3sas_send_trigger_data_event - send event for processing trigger data
2710 * @ioc: per adapter object
2711 * @event_data: trigger event data
2716 mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc,
2717 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data)
2719 struct fw_event_work *fw_event;
2722 if (ioc->is_driver_loading)
2724 sz = sizeof(*event_data);
2725 fw_event = alloc_fw_event_work(sz);
2728 fw_event->event = MPT3SAS_PROCESS_TRIGGER_DIAG;
2729 fw_event->ioc = ioc;
2730 memcpy(fw_event->event_data, event_data, sizeof(*event_data));
2731 _scsih_fw_event_add(ioc, fw_event);
2732 fw_event_work_put(fw_event);
2736 * _scsih_error_recovery_delete_devices - remove devices not responding
2737 * @ioc: per adapter object
2742 _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER *ioc)
2744 struct fw_event_work *fw_event;
2746 if (ioc->is_driver_loading)
2748 fw_event = alloc_fw_event_work(0);
2751 fw_event->event = MPT3SAS_REMOVE_UNRESPONDING_DEVICES;
2752 fw_event->ioc = ioc;
2753 _scsih_fw_event_add(ioc, fw_event);
2754 fw_event_work_put(fw_event);
2758 * mpt3sas_port_enable_complete - port enable completed (fake event)
2759 * @ioc: per adapter object
2764 mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc)
2766 struct fw_event_work *fw_event;
2768 fw_event = alloc_fw_event_work(0);
2771 fw_event->event = MPT3SAS_PORT_ENABLE_COMPLETE;
2772 fw_event->ioc = ioc;
2773 _scsih_fw_event_add(ioc, fw_event);
2774 fw_event_work_put(fw_event);
2777 static struct fw_event_work *dequeue_next_fw_event(struct MPT3SAS_ADAPTER *ioc)
2779 unsigned long flags;
2780 struct fw_event_work *fw_event = NULL;
2782 spin_lock_irqsave(&ioc->fw_event_lock, flags);
2783 if (!list_empty(&ioc->fw_event_list)) {
2784 fw_event = list_first_entry(&ioc->fw_event_list,
2785 struct fw_event_work, list);
2786 list_del_init(&fw_event->list);
2788 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
2794 * _scsih_fw_event_cleanup_queue - cleanup event queue
2795 * @ioc: per adapter object
2797 * Walk the firmware event queue, either killing timers, or waiting
2798 * for outstanding events to complete
2803 _scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER *ioc)
2805 struct fw_event_work *fw_event;
2807 if (list_empty(&ioc->fw_event_list) ||
2808 !ioc->firmware_event_thread || in_interrupt())
2811 while ((fw_event = dequeue_next_fw_event(ioc))) {
2813 * Wait on the fw_event to complete. If this returns 1, then
2814 * the event was never executed, and we need a put for the
2815 * reference the work had on the fw_event.
2817 * If it did execute, we wait for it to finish, and the put will
2818 * happen from _firmware_event_work()
2820 if (cancel_work_sync(&fw_event->work))
2821 fw_event_work_put(fw_event);
2823 fw_event_work_put(fw_event);
2828 * _scsih_internal_device_block - block the sdev device
2829 * @sdev: per device object
2830 * @sas_device_priv_data : per device driver private data
2832 * make sure device is blocked without error, if not
2836 _scsih_internal_device_block(struct scsi_device *sdev,
2837 struct MPT3SAS_DEVICE *sas_device_priv_data)
2841 sdev_printk(KERN_INFO, sdev, "device_block, handle(0x%04x)\n",
2842 sas_device_priv_data->sas_target->handle);
2843 sas_device_priv_data->block = 1;
2845 r = scsi_internal_device_block(sdev);
2847 sdev_printk(KERN_WARNING, sdev,
2848 "device_block failed with return(%d) for handle(0x%04x)\n",
2849 sas_device_priv_data->sas_target->handle, r);
2853 * _scsih_internal_device_unblock - unblock the sdev device
2854 * @sdev: per device object
2855 * @sas_device_priv_data : per device driver private data
2856 * make sure device is unblocked without error, if not retry
2857 * by blocking and then unblocking
2861 _scsih_internal_device_unblock(struct scsi_device *sdev,
2862 struct MPT3SAS_DEVICE *sas_device_priv_data)
2866 sdev_printk(KERN_WARNING, sdev, "device_unblock and setting to running, "
2867 "handle(0x%04x)\n", sas_device_priv_data->sas_target->handle);
2868 sas_device_priv_data->block = 0;
2869 r = scsi_internal_device_unblock(sdev, SDEV_RUNNING);
2871 /* The device has been set to SDEV_RUNNING by SD layer during
2872 * device addition but the request queue is still stopped by
2873 * our earlier block call. We need to perform a block again
2874 * to get the device to SDEV_BLOCK and then to SDEV_RUNNING */
2876 sdev_printk(KERN_WARNING, sdev,
2877 "device_unblock failed with return(%d) for handle(0x%04x) "
2878 "performing a block followed by an unblock\n",
2879 sas_device_priv_data->sas_target->handle, r);
2880 sas_device_priv_data->block = 1;
2881 r = scsi_internal_device_block(sdev);
2883 sdev_printk(KERN_WARNING, sdev, "retried device_block "
2884 "failed with return(%d) for handle(0x%04x)\n",
2885 sas_device_priv_data->sas_target->handle, r);
2887 sas_device_priv_data->block = 0;
2888 r = scsi_internal_device_unblock(sdev, SDEV_RUNNING);
2890 sdev_printk(KERN_WARNING, sdev, "retried device_unblock"
2891 " failed with return(%d) for handle(0x%04x)\n",
2892 sas_device_priv_data->sas_target->handle, r);
2897 * _scsih_ublock_io_all_device - unblock every device
2898 * @ioc: per adapter object
2900 * change the device state from block to running
2903 _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER *ioc)
2905 struct MPT3SAS_DEVICE *sas_device_priv_data;
2906 struct scsi_device *sdev;
2908 shost_for_each_device(sdev, ioc->shost) {
2909 sas_device_priv_data = sdev->hostdata;
2910 if (!sas_device_priv_data)
2912 if (!sas_device_priv_data->block)
2915 dewtprintk(ioc, sdev_printk(KERN_INFO, sdev,
2916 "device_running, handle(0x%04x)\n",
2917 sas_device_priv_data->sas_target->handle));
2918 _scsih_internal_device_unblock(sdev, sas_device_priv_data);
2924 * _scsih_ublock_io_device - prepare device to be deleted
2925 * @ioc: per adapter object
2926 * @sas_addr: sas address
2928 * unblock then put device in offline state
2931 _scsih_ublock_io_device(struct MPT3SAS_ADAPTER *ioc, u64 sas_address)
2933 struct MPT3SAS_DEVICE *sas_device_priv_data;
2934 struct scsi_device *sdev;
2936 shost_for_each_device(sdev, ioc->shost) {
2937 sas_device_priv_data = sdev->hostdata;
2938 if (!sas_device_priv_data)
2940 if (sas_device_priv_data->sas_target->sas_address
2943 if (sas_device_priv_data->block)
2944 _scsih_internal_device_unblock(sdev,
2945 sas_device_priv_data);
2950 * _scsih_block_io_all_device - set the device state to SDEV_BLOCK
2951 * @ioc: per adapter object
2952 * @handle: device handle
2954 * During device pull we need to appropiately set the sdev state.
2957 _scsih_block_io_all_device(struct MPT3SAS_ADAPTER *ioc)
2959 struct MPT3SAS_DEVICE *sas_device_priv_data;
2960 struct scsi_device *sdev;
2962 shost_for_each_device(sdev, ioc->shost) {
2963 sas_device_priv_data = sdev->hostdata;
2964 if (!sas_device_priv_data)
2966 if (sas_device_priv_data->block)
2968 if (sas_device_priv_data->ignore_delay_remove) {
2969 sdev_printk(KERN_INFO, sdev,
2970 "%s skip device_block for SES handle(0x%04x)\n",
2971 __func__, sas_device_priv_data->sas_target->handle);
2974 _scsih_internal_device_block(sdev, sas_device_priv_data);
2979 * _scsih_block_io_device - set the device state to SDEV_BLOCK
2980 * @ioc: per adapter object
2981 * @handle: device handle
2983 * During device pull we need to appropiately set the sdev state.
2986 _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
2988 struct MPT3SAS_DEVICE *sas_device_priv_data;
2989 struct scsi_device *sdev;
2990 struct _sas_device *sas_device;
2992 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
2996 shost_for_each_device(sdev, ioc->shost) {
2997 sas_device_priv_data = sdev->hostdata;
2998 if (!sas_device_priv_data)
3000 if (sas_device_priv_data->sas_target->handle != handle)
3002 if (sas_device_priv_data->block)
3004 if (sas_device->pend_sas_rphy_add)
3006 if (sas_device_priv_data->ignore_delay_remove) {
3007 sdev_printk(KERN_INFO, sdev,
3008 "%s skip device_block for SES handle(0x%04x)\n",
3009 __func__, sas_device_priv_data->sas_target->handle);
3012 _scsih_internal_device_block(sdev, sas_device_priv_data);
3015 sas_device_put(sas_device);
3019 * _scsih_block_io_to_children_attached_to_ex
3020 * @ioc: per adapter object
3021 * @sas_expander: the sas_device object
3023 * This routine set sdev state to SDEV_BLOCK for all devices
3024 * attached to this expander. This function called when expander is
3028 _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER *ioc,
3029 struct _sas_node *sas_expander)
3031 struct _sas_port *mpt3sas_port;
3032 struct _sas_device *sas_device;
3033 struct _sas_node *expander_sibling;
3034 unsigned long flags;
3039 list_for_each_entry(mpt3sas_port,
3040 &sas_expander->sas_port_list, port_list) {
3041 if (mpt3sas_port->remote_identify.device_type ==
3043 spin_lock_irqsave(&ioc->sas_device_lock, flags);
3044 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
3045 mpt3sas_port->remote_identify.sas_address);
3047 set_bit(sas_device->handle,
3048 ioc->blocking_handles);
3049 sas_device_put(sas_device);
3051 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
3055 list_for_each_entry(mpt3sas_port,
3056 &sas_expander->sas_port_list, port_list) {
3058 if (mpt3sas_port->remote_identify.device_type ==
3059 SAS_EDGE_EXPANDER_DEVICE ||
3060 mpt3sas_port->remote_identify.device_type ==
3061 SAS_FANOUT_EXPANDER_DEVICE) {
3063 mpt3sas_scsih_expander_find_by_sas_address(
3064 ioc, mpt3sas_port->remote_identify.sas_address);
3065 _scsih_block_io_to_children_attached_to_ex(ioc,
3072 * _scsih_block_io_to_children_attached_directly
3073 * @ioc: per adapter object
3074 * @event_data: topology change event data
3076 * This routine set sdev state to SDEV_BLOCK for all devices
3077 * direct attached during device pull.
3080 _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER *ioc,
3081 Mpi2EventDataSasTopologyChangeList_t *event_data)
3087 for (i = 0; i < event_data->NumEntries; i++) {
3088 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
3091 reason_code = event_data->PHY[i].PhyStatus &
3092 MPI2_EVENT_SAS_TOPO_RC_MASK;
3093 if (reason_code == MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING)
3094 _scsih_block_io_device(ioc, handle);
3099 * _scsih_tm_tr_send - send task management request
3100 * @ioc: per adapter object
3101 * @handle: device handle
3102 * Context: interrupt time.
3104 * This code is to initiate the device removal handshake protocol
3105 * with controller firmware. This function will issue target reset
3106 * using high priority request queue. It will send a sas iounit
3107 * control request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion.
3109 * This is designed to send muliple task management request at the same
3110 * time to the fifo. If the fifo is full, we will append the request,
3111 * and process it in a future completion.
3114 _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3116 Mpi2SCSITaskManagementRequest_t *mpi_request;
3118 struct _sas_device *sas_device = NULL;
3119 struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
3120 u64 sas_address = 0;
3121 unsigned long flags;
3122 struct _tr_list *delayed_tr;
3125 if (ioc->remove_host) {
3126 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3127 "%s: host has been removed: handle(0x%04x)\n",
3128 __func__, ioc->name, handle));
3130 } else if (ioc->pci_error_recovery) {
3131 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3132 "%s: host in pci error recovery: handle(0x%04x)\n",
3133 __func__, ioc->name,
3137 ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
3138 if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
3139 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3140 "%s: host is not operational: handle(0x%04x)\n",
3141 __func__, ioc->name,
3146 /* if PD, then return */
3147 if (test_bit(handle, ioc->pd_handles))
3150 spin_lock_irqsave(&ioc->sas_device_lock, flags);
3151 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
3152 if (sas_device && sas_device->starget &&
3153 sas_device->starget->hostdata) {
3154 sas_target_priv_data = sas_device->starget->hostdata;
3155 sas_target_priv_data->deleted = 1;
3156 sas_address = sas_device->sas_address;
3158 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
3160 if (sas_target_priv_data) {
3161 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3162 "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n",
3164 (unsigned long long)sas_address));
3165 if (sas_device->enclosure_handle != 0)
3166 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3167 "setting delete flag:enclosure logical id(0x%016llx),"
3168 " slot(%d)\n", ioc->name, (unsigned long long)
3169 sas_device->enclosure_logical_id,
3171 if (sas_device->connector_name[0] != '\0')
3172 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3173 "setting delete flag: enclosure level(0x%04x),"
3174 " connector name( %s)\n", ioc->name,
3175 sas_device->enclosure_level,
3176 sas_device->connector_name));
3177 _scsih_ublock_io_device(ioc, sas_address);
3178 sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE;
3181 smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx);
3183 delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
3186 INIT_LIST_HEAD(&delayed_tr->list);
3187 delayed_tr->handle = handle;
3188 list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list);
3189 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3190 "DELAYED:tr:handle(0x%04x), (open)\n",
3191 ioc->name, handle));
3195 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3196 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3197 ioc->name, handle, smid,
3198 ioc->tm_tr_cb_idx));
3199 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
3200 memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
3201 mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
3202 mpi_request->DevHandle = cpu_to_le16(handle);
3203 mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
3204 mpt3sas_base_put_smid_hi_priority(ioc, smid, 0);
3205 mpt3sas_trigger_master(ioc, MASTER_TRIGGER_DEVICE_REMOVAL);
3209 sas_device_put(sas_device);
3213 * _scsih_tm_tr_complete -
3214 * @ioc: per adapter object
3215 * @smid: system request message index
3216 * @msix_index: MSIX table index supplied by the OS
3217 * @reply: reply message frame(lower 32bit addr)
3218 * Context: interrupt time.
3220 * This is the target reset completion routine.
3221 * This code is part of the code to initiate the device removal
3222 * handshake protocol with controller firmware.
3223 * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE)
3225 * Return 1 meaning mf should be freed from _base_interrupt
3226 * 0 means the mf is freed from this function.
3229 _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
3233 Mpi2SCSITaskManagementRequest_t *mpi_request_tm;
3234 Mpi2SCSITaskManagementReply_t *mpi_reply =
3235 mpt3sas_base_get_reply_virt_addr(ioc, reply);
3236 Mpi2SasIoUnitControlRequest_t *mpi_request;
3239 struct _sc_list *delayed_sc;
3241 if (ioc->remove_host) {
3242 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3243 "%s: host has been removed\n", __func__, ioc->name));
3245 } else if (ioc->pci_error_recovery) {
3246 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3247 "%s: host in pci error recovery\n", __func__,
3251 ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
3252 if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
3253 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3254 "%s: host is not operational\n", __func__, ioc->name));
3257 if (unlikely(!mpi_reply)) {
3258 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
3259 ioc->name, __FILE__, __LINE__, __func__);
3262 mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid);
3263 handle = le16_to_cpu(mpi_request_tm->DevHandle);
3264 if (handle != le16_to_cpu(mpi_reply->DevHandle)) {
3265 dewtprintk(ioc, pr_err(MPT3SAS_FMT
3266 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3268 le16_to_cpu(mpi_reply->DevHandle), smid));
3272 mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT);
3273 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3274 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3275 "loginfo(0x%08x), completed(%d)\n", ioc->name,
3276 handle, smid, le16_to_cpu(mpi_reply->IOCStatus),
3277 le32_to_cpu(mpi_reply->IOCLogInfo),
3278 le32_to_cpu(mpi_reply->TerminationCount)));
3280 smid_sas_ctrl = mpt3sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx);
3281 if (!smid_sas_ctrl) {
3282 delayed_sc = kzalloc(sizeof(*delayed_sc), GFP_ATOMIC);
3284 return _scsih_check_for_pending_tm(ioc, smid);
3285 INIT_LIST_HEAD(&delayed_sc->list);
3286 delayed_sc->handle = mpi_request_tm->DevHandle;
3287 list_add_tail(&delayed_sc->list, &ioc->delayed_sc_list);
3288 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3289 "DELAYED:sc:handle(0x%04x), (open)\n",
3290 ioc->name, handle));
3291 return _scsih_check_for_pending_tm(ioc, smid);
3294 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3295 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3296 ioc->name, handle, smid_sas_ctrl,
3297 ioc->tm_sas_control_cb_idx));
3298 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid_sas_ctrl);
3299 memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t));
3300 mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
3301 mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
3302 mpi_request->DevHandle = mpi_request_tm->DevHandle;
3303 mpt3sas_base_put_smid_default(ioc, smid_sas_ctrl);
3305 return _scsih_check_for_pending_tm(ioc, smid);
3310 * _scsih_sas_control_complete - completion routine
3311 * @ioc: per adapter object
3312 * @smid: system request message index
3313 * @msix_index: MSIX table index supplied by the OS
3314 * @reply: reply message frame(lower 32bit addr)
3315 * Context: interrupt time.
3317 * This is the sas iounit control completion routine.
3318 * This code is part of the code to initiate the device removal
3319 * handshake protocol with controller firmware.
3321 * Return 1 meaning mf should be freed from _base_interrupt
3322 * 0 means the mf is freed from this function.
3325 _scsih_sas_control_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid,
3326 u8 msix_index, u32 reply)
3328 Mpi2SasIoUnitControlReply_t *mpi_reply =
3329 mpt3sas_base_get_reply_virt_addr(ioc, reply);
3331 if (likely(mpi_reply)) {
3332 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3333 "sc_complete:handle(0x%04x), (open) "
3334 "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n",
3335 ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid,
3336 le16_to_cpu(mpi_reply->IOCStatus),
3337 le32_to_cpu(mpi_reply->IOCLogInfo)));
3339 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
3340 ioc->name, __FILE__, __LINE__, __func__);
3342 return mpt3sas_check_for_pending_internal_cmds(ioc, smid);
3346 * _scsih_tm_tr_volume_send - send target reset request for volumes
3347 * @ioc: per adapter object
3348 * @handle: device handle
3349 * Context: interrupt time.
3351 * This is designed to send muliple task management request at the same
3352 * time to the fifo. If the fifo is full, we will append the request,
3353 * and process it in a future completion.
3356 _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3358 Mpi2SCSITaskManagementRequest_t *mpi_request;
3360 struct _tr_list *delayed_tr;
3362 if (ioc->shost_recovery || ioc->remove_host ||
3363 ioc->pci_error_recovery) {
3364 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3365 "%s: host reset in progress!\n",
3366 __func__, ioc->name));
3370 smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_volume_cb_idx);
3372 delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
3375 INIT_LIST_HEAD(&delayed_tr->list);
3376 delayed_tr->handle = handle;
3377 list_add_tail(&delayed_tr->list, &ioc->delayed_tr_volume_list);
3378 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3379 "DELAYED:tr:handle(0x%04x), (open)\n",
3380 ioc->name, handle));
3384 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3385 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3386 ioc->name, handle, smid,
3387 ioc->tm_tr_volume_cb_idx));
3388 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
3389 memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
3390 mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
3391 mpi_request->DevHandle = cpu_to_le16(handle);
3392 mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
3393 mpt3sas_base_put_smid_hi_priority(ioc, smid, 0);
3397 * _scsih_tm_volume_tr_complete - target reset completion
3398 * @ioc: per adapter object
3399 * @smid: system request message index
3400 * @msix_index: MSIX table index supplied by the OS
3401 * @reply: reply message frame(lower 32bit addr)
3402 * Context: interrupt time.
3404 * Return 1 meaning mf should be freed from _base_interrupt
3405 * 0 means the mf is freed from this function.
3408 _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid,
3409 u8 msix_index, u32 reply)
3412 Mpi2SCSITaskManagementRequest_t *mpi_request_tm;
3413 Mpi2SCSITaskManagementReply_t *mpi_reply =
3414 mpt3sas_base_get_reply_virt_addr(ioc, reply);
3416 if (ioc->shost_recovery || ioc->remove_host ||
3417 ioc->pci_error_recovery) {
3418 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3419 "%s: host reset in progress!\n",
3420 __func__, ioc->name));
3423 if (unlikely(!mpi_reply)) {
3424 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
3425 ioc->name, __FILE__, __LINE__, __func__);
3429 mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid);
3430 handle = le16_to_cpu(mpi_request_tm->DevHandle);
3431 if (handle != le16_to_cpu(mpi_reply->DevHandle)) {
3432 dewtprintk(ioc, pr_err(MPT3SAS_FMT
3433 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3435 le16_to_cpu(mpi_reply->DevHandle), smid));
3439 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3440 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3441 "loginfo(0x%08x), completed(%d)\n", ioc->name,
3442 handle, smid, le16_to_cpu(mpi_reply->IOCStatus),
3443 le32_to_cpu(mpi_reply->IOCLogInfo),
3444 le32_to_cpu(mpi_reply->TerminationCount)));
3446 return _scsih_check_for_pending_tm(ioc, smid);
3450 * _scsih_issue_delayed_event_ack - issue delayed Event ACK messages
3451 * @ioc: per adapter object
3452 * @smid: system request message index
3454 * @event_context: used to track events uniquely
3456 * Context - processed in interrupt context.
3459 _scsih_issue_delayed_event_ack(struct MPT3SAS_ADAPTER *ioc, u16 smid, u16 event,
3462 Mpi2EventAckRequest_t *ack_request;
3463 int i = smid - ioc->internal_smid;
3464 unsigned long flags;
3466 /* Without releasing the smid just update the
3467 * call back index and reuse the same smid for
3468 * processing this delayed request
3470 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
3471 ioc->internal_lookup[i].cb_idx = ioc->base_cb_idx;
3472 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
3474 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3475 "EVENT ACK: event(0x%04x), smid(%d), cb(%d)\n",
3476 ioc->name, le16_to_cpu(event), smid,
3478 ack_request = mpt3sas_base_get_msg_frame(ioc, smid);
3479 memset(ack_request, 0, sizeof(Mpi2EventAckRequest_t));
3480 ack_request->Function = MPI2_FUNCTION_EVENT_ACK;
3481 ack_request->Event = event;
3482 ack_request->EventContext = event_context;
3483 ack_request->VF_ID = 0; /* TODO */
3484 ack_request->VP_ID = 0;
3485 mpt3sas_base_put_smid_default(ioc, smid);
3489 * _scsih_issue_delayed_sas_io_unit_ctrl - issue delayed
3490 * sas_io_unit_ctrl messages
3491 * @ioc: per adapter object
3492 * @smid: system request message index
3493 * @handle: device handle
3495 * Context - processed in interrupt context.
3498 _scsih_issue_delayed_sas_io_unit_ctrl(struct MPT3SAS_ADAPTER *ioc,
3499 u16 smid, u16 handle)
3501 Mpi2SasIoUnitControlRequest_t *mpi_request;
3503 int i = smid - ioc->internal_smid;
3504 unsigned long flags;
3506 if (ioc->remove_host) {
3507 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3508 "%s: host has been removed\n",
3509 __func__, ioc->name));
3511 } else if (ioc->pci_error_recovery) {
3512 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3513 "%s: host in pci error recovery\n",
3514 __func__, ioc->name));
3517 ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
3518 if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
3519 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3520 "%s: host is not operational\n",
3521 __func__, ioc->name));
3525 /* Without releasing the smid just update the
3526 * call back index and reuse the same smid for
3527 * processing this delayed request
3529 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
3530 ioc->internal_lookup[i].cb_idx = ioc->tm_sas_control_cb_idx;
3531 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
3533 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3534 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3535 ioc->name, le16_to_cpu(handle), smid,
3536 ioc->tm_sas_control_cb_idx));
3537 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
3538 memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t));
3539 mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
3540 mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
3541 mpi_request->DevHandle = handle;
3542 mpt3sas_base_put_smid_default(ioc, smid);
3546 * _scsih_check_for_pending_internal_cmds - check for pending internal messages
3547 * @ioc: per adapter object
3548 * @smid: system request message index
3550 * Context: Executed in interrupt context
3552 * This will check delayed internal messages list, and process the
3555 * Return 1 meaning mf should be freed from _base_interrupt
3556 * 0 means the mf is freed from this function.
3559 mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER *ioc, u16 smid)
3561 struct _sc_list *delayed_sc;
3562 struct _event_ack_list *delayed_event_ack;
3564 if (!list_empty(&ioc->delayed_event_ack_list)) {
3565 delayed_event_ack = list_entry(ioc->delayed_event_ack_list.next,
3566 struct _event_ack_list, list);
3567 _scsih_issue_delayed_event_ack(ioc, smid,
3568 delayed_event_ack->Event, delayed_event_ack->EventContext);
3569 list_del(&delayed_event_ack->list);
3570 kfree(delayed_event_ack);
3574 if (!list_empty(&ioc->delayed_sc_list)) {
3575 delayed_sc = list_entry(ioc->delayed_sc_list.next,
3576 struct _sc_list, list);
3577 _scsih_issue_delayed_sas_io_unit_ctrl(ioc, smid,
3578 delayed_sc->handle);
3579 list_del(&delayed_sc->list);
3587 * _scsih_check_for_pending_tm - check for pending task management
3588 * @ioc: per adapter object
3589 * @smid: system request message index
3591 * This will check delayed target reset list, and feed the
3594 * Return 1 meaning mf should be freed from _base_interrupt
3595 * 0 means the mf is freed from this function.
3598 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid)
3600 struct _tr_list *delayed_tr;
3602 if (!list_empty(&ioc->delayed_tr_volume_list)) {
3603 delayed_tr = list_entry(ioc->delayed_tr_volume_list.next,
3604 struct _tr_list, list);
3605 mpt3sas_base_free_smid(ioc, smid);
3606 _scsih_tm_tr_volume_send(ioc, delayed_tr->handle);
3607 list_del(&delayed_tr->list);
3612 if (!list_empty(&ioc->delayed_tr_list)) {
3613 delayed_tr = list_entry(ioc->delayed_tr_list.next,
3614 struct _tr_list, list);
3615 mpt3sas_base_free_smid(ioc, smid);
3616 _scsih_tm_tr_send(ioc, delayed_tr->handle);
3617 list_del(&delayed_tr->list);
3626 * _scsih_check_topo_delete_events - sanity check on topo events
3627 * @ioc: per adapter object
3628 * @event_data: the event data payload
3630 * This routine added to better handle cable breaker.
3632 * This handles the case where driver receives multiple expander
3633 * add and delete events in a single shot. When there is a delete event
3634 * the routine will void any pending add events waiting in the event queue.
3639 _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER *ioc,
3640 Mpi2EventDataSasTopologyChangeList_t *event_data)
3642 struct fw_event_work *fw_event;
3643 Mpi2EventDataSasTopologyChangeList_t *local_event_data;
3644 u16 expander_handle;
3645 struct _sas_node *sas_expander;
3646 unsigned long flags;
3650 for (i = 0 ; i < event_data->NumEntries; i++) {
3651 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
3654 reason_code = event_data->PHY[i].PhyStatus &
3655 MPI2_EVENT_SAS_TOPO_RC_MASK;
3656 if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)
3657 _scsih_tm_tr_send(ioc, handle);
3660 expander_handle = le16_to_cpu(event_data->ExpanderDevHandle);
3661 if (expander_handle < ioc->sas_hba.num_phys) {
3662 _scsih_block_io_to_children_attached_directly(ioc, event_data);
3665 if (event_data->ExpStatus ==
3666 MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING) {
3667 /* put expander attached devices into blocking state */
3668 spin_lock_irqsave(&ioc->sas_node_lock, flags);
3669 sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc,
3671 _scsih_block_io_to_children_attached_to_ex(ioc, sas_expander);
3672 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
3674 handle = find_first_bit(ioc->blocking_handles,
3675 ioc->facts.MaxDevHandle);
3676 if (handle < ioc->facts.MaxDevHandle)
3677 _scsih_block_io_device(ioc, handle);
3678 } while (test_and_clear_bit(handle, ioc->blocking_handles));
3679 } else if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING)
3680 _scsih_block_io_to_children_attached_directly(ioc, event_data);
3682 if (event_data->ExpStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING)
3685 /* mark ignore flag for pending events */
3686 spin_lock_irqsave(&ioc->fw_event_lock, flags);
3687 list_for_each_entry(fw_event, &ioc->fw_event_list, list) {
3688 if (fw_event->event != MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST ||
3691 local_event_data = (Mpi2EventDataSasTopologyChangeList_t *)
3692 fw_event->event_data;
3693 if (local_event_data->ExpStatus ==
3694 MPI2_EVENT_SAS_TOPO_ES_ADDED ||
3695 local_event_data->ExpStatus ==
3696 MPI2_EVENT_SAS_TOPO_ES_RESPONDING) {
3697 if (le16_to_cpu(local_event_data->ExpanderDevHandle) ==
3699 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3700 "setting ignoring flag\n", ioc->name));
3701 fw_event->ignore = 1;
3705 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
3709 * _scsih_set_volume_delete_flag - setting volume delete flag
3710 * @ioc: per adapter object
3711 * @handle: device handle
3713 * This returns nothing.
3716 _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3718 struct _raid_device *raid_device;
3719 struct MPT3SAS_TARGET *sas_target_priv_data;
3720 unsigned long flags;
3722 spin_lock_irqsave(&ioc->raid_device_lock, flags);
3723 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
3724 if (raid_device && raid_device->starget &&
3725 raid_device->starget->hostdata) {
3726 sas_target_priv_data =
3727 raid_device->starget->hostdata;
3728 sas_target_priv_data->deleted = 1;
3729 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3730 "setting delete flag: handle(0x%04x), "
3731 "wwid(0x%016llx)\n", ioc->name, handle,
3732 (unsigned long long) raid_device->wwid));
3734 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
3738 * _scsih_set_volume_handle_for_tr - set handle for target reset to volume
3739 * @handle: input handle
3740 * @a: handle for volume a
3741 * @b: handle for volume b
3743 * IR firmware only supports two raid volumes. The purpose of this
3744 * routine is to set the volume handle in either a or b. When the given
3745 * input handle is non-zero, or when a and b have not been set before.
3748 _scsih_set_volume_handle_for_tr(u16 handle, u16 *a, u16 *b)
3750 if (!handle || handle == *a || handle == *b)
3759 * _scsih_check_ir_config_unhide_events - check for UNHIDE events
3760 * @ioc: per adapter object
3761 * @event_data: the event data payload
3762 * Context: interrupt time.
3764 * This routine will send target reset to volume, followed by target
3765 * resets to the PDs. This is called when a PD has been removed, or
3766 * volume has been deleted or removed. When the target reset is sent
3767 * to volume, the PD target resets need to be queued to start upon
3768 * completion of the volume target reset.
3773 _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc,
3774 Mpi2EventDataIrConfigChangeList_t *event_data)
3776 Mpi2EventIrConfigElement_t *element;
3778 u16 handle, volume_handle, a, b;
3779 struct _tr_list *delayed_tr;
3784 if (ioc->is_warpdrive)
3787 /* Volume Resets for Deleted or Removed */
3788 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
3789 for (i = 0; i < event_data->NumElements; i++, element++) {
3790 if (le32_to_cpu(event_data->Flags) &
3791 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
3793 if (element->ReasonCode ==
3794 MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED ||
3795 element->ReasonCode ==
3796 MPI2_EVENT_IR_CHANGE_RC_REMOVED) {
3797 volume_handle = le16_to_cpu(element->VolDevHandle);
3798 _scsih_set_volume_delete_flag(ioc, volume_handle);
3799 _scsih_set_volume_handle_for_tr(volume_handle, &a, &b);
3803 /* Volume Resets for UNHIDE events */
3804 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
3805 for (i = 0; i < event_data->NumElements; i++, element++) {
3806 if (le32_to_cpu(event_data->Flags) &
3807 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
3809 if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_UNHIDE) {
3810 volume_handle = le16_to_cpu(element->VolDevHandle);
3811 _scsih_set_volume_handle_for_tr(volume_handle, &a, &b);
3816 _scsih_tm_tr_volume_send(ioc, a);
3818 _scsih_tm_tr_volume_send(ioc, b);
3820 /* PD target resets */
3821 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
3822 for (i = 0; i < event_data->NumElements; i++, element++) {
3823 if (element->ReasonCode != MPI2_EVENT_IR_CHANGE_RC_UNHIDE)
3825 handle = le16_to_cpu(element->PhysDiskDevHandle);
3826 volume_handle = le16_to_cpu(element->VolDevHandle);
3827 clear_bit(handle, ioc->pd_handles);
3829 _scsih_tm_tr_send(ioc, handle);
3830 else if (volume_handle == a || volume_handle == b) {
3831 delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
3832 BUG_ON(!delayed_tr);
3833 INIT_LIST_HEAD(&delayed_tr->list);
3834 delayed_tr->handle = handle;
3835 list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list);
3836 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3837 "DELAYED:tr:handle(0x%04x), (open)\n", ioc->name,
3840 _scsih_tm_tr_send(ioc, handle);
3846 * _scsih_check_volume_delete_events - set delete flag for volumes
3847 * @ioc: per adapter object
3848 * @event_data: the event data payload
3849 * Context: interrupt time.
3851 * This will handle the case when the cable connected to entire volume is
3852 * pulled. We will take care of setting the deleted flag so normal IO will
3858 _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER *ioc,
3859 Mpi2EventDataIrVolume_t *event_data)
3863 if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED)
3865 state = le32_to_cpu(event_data->NewValue);
3866 if (state == MPI2_RAID_VOL_STATE_MISSING || state ==
3867 MPI2_RAID_VOL_STATE_FAILED)
3868 _scsih_set_volume_delete_flag(ioc,
3869 le16_to_cpu(event_data->VolDevHandle));
3873 * _scsih_temp_threshold_events - display temperature threshold exceeded events
3874 * @ioc: per adapter object
3875 * @event_data: the temp threshold event data
3876 * Context: interrupt time.
3881 _scsih_temp_threshold_events(struct MPT3SAS_ADAPTER *ioc,
3882 Mpi2EventDataTemperature_t *event_data)
3884 if (ioc->temp_sensors_count >= event_data->SensorNum) {
3885 pr_err(MPT3SAS_FMT "Temperature Threshold flags %s%s%s%s"
3886 " exceeded for Sensor: %d !!!\n", ioc->name,
3887 ((le16_to_cpu(event_data->Status) & 0x1) == 1) ? "0 " : " ",
3888 ((le16_to_cpu(event_data->Status) & 0x2) == 2) ? "1 " : " ",
3889 ((le16_to_cpu(event_data->Status) & 0x4) == 4) ? "2 " : " ",
3890 ((le16_to_cpu(event_data->Status) & 0x8) == 8) ? "3 " : " ",
3891 event_data->SensorNum);
3892 pr_err(MPT3SAS_FMT "Current Temp In Celsius: %d\n",
3893 ioc->name, event_data->CurrentTemperature);
3898 * _scsih_flush_running_cmds - completing outstanding commands.
3899 * @ioc: per adapter object
3901 * The flushing out of all pending scmd commands following host reset,
3902 * where all IO is dropped to the floor.
3907 _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc)
3909 struct scsi_cmnd *scmd;
3913 for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
3914 scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
3918 mpt3sas_base_free_smid(ioc, smid);
3919 scsi_dma_unmap(scmd);
3920 if (ioc->pci_error_recovery)
3921 scmd->result = DID_NO_CONNECT << 16;
3923 scmd->result = DID_RESET << 16;
3924 scmd->scsi_done(scmd);
3926 dtmprintk(ioc, pr_info(MPT3SAS_FMT "completing %d cmds\n",
3931 * _scsih_setup_eedp - setup MPI request for EEDP transfer
3932 * @ioc: per adapter object
3933 * @scmd: pointer to scsi command object
3934 * @mpi_request: pointer to the SCSI_IO reqest message frame
3936 * Supporting protection 1 and 3.
3941 _scsih_setup_eedp(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
3942 Mpi2SCSIIORequest_t *mpi_request)
3945 unsigned char prot_op = scsi_get_prot_op(scmd);
3946 unsigned char prot_type = scsi_get_prot_type(scmd);
3947 Mpi25SCSIIORequest_t *mpi_request_3v =
3948 (Mpi25SCSIIORequest_t *)mpi_request;
3950 if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL)
3953 if (prot_op == SCSI_PROT_READ_STRIP)
3954 eedp_flags = MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP;
3955 else if (prot_op == SCSI_PROT_WRITE_INSERT)
3956 eedp_flags = MPI2_SCSIIO_EEDPFLAGS_INSERT_OP;
3960 switch (prot_type) {
3961 case SCSI_PROT_DIF_TYPE1:
3962 case SCSI_PROT_DIF_TYPE2:
3965 * enable ref/guard checking
3966 * auto increment ref tag
3968 eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG |
3969 MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG |
3970 MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD;
3971 mpi_request->CDB.EEDP32.PrimaryReferenceTag =
3972 cpu_to_be32(scsi_prot_ref_tag(scmd));
3975 case SCSI_PROT_DIF_TYPE3:
3978 * enable guard checking
3980 eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD;
3985 mpi_request_3v->EEDPBlockSize =
3986 cpu_to_le16(scmd->device->sector_size);
3987 mpi_request->EEDPFlags = cpu_to_le16(eedp_flags);
3991 * _scsih_eedp_error_handling - return sense code for EEDP errors
3992 * @scmd: pointer to scsi command object
3993 * @ioc_status: ioc status
3998 _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status)
4002 switch (ioc_status) {
4003 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
4006 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
4009 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
4016 scsi_build_sense_buffer(0, scmd->sense_buffer, ILLEGAL_REQUEST, 0x10,
4018 scmd->result = DRIVER_SENSE << 24 | (DID_ABORT << 16) |
4019 SAM_STAT_CHECK_CONDITION;
4025 * scsih_qcmd - main scsi request entry point
4026 * @scmd: pointer to scsi command object
4027 * @done: function pointer to be invoked on completion
4029 * The callback index is set inside `ioc->scsi_io_cb_idx`.
4031 * Returns 0 on success. If there's a failure, return either:
4032 * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or
4033 * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full
4036 scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
4038 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
4039 struct MPT3SAS_DEVICE *sas_device_priv_data;
4040 struct MPT3SAS_TARGET *sas_target_priv_data;
4041 struct _raid_device *raid_device;
4042 Mpi2SCSIIORequest_t *mpi_request;
4047 if (ioc->logging_level & MPT_DEBUG_SCSI)
4048 scsi_print_command(scmd);
4050 sas_device_priv_data = scmd->device->hostdata;
4051 if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
4052 scmd->result = DID_NO_CONNECT << 16;
4053 scmd->scsi_done(scmd);
4057 if (ioc->pci_error_recovery || ioc->remove_host) {
4058 scmd->result = DID_NO_CONNECT << 16;
4059 scmd->scsi_done(scmd);
4063 sas_target_priv_data = sas_device_priv_data->sas_target;
4065 /* invalid device handle */
4066 handle = sas_target_priv_data->handle;
4067 if (handle == MPT3SAS_INVALID_DEVICE_HANDLE) {
4068 scmd->result = DID_NO_CONNECT << 16;
4069 scmd->scsi_done(scmd);
4074 /* host recovery or link resets sent via IOCTLs */
4075 if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress)
4076 return SCSI_MLQUEUE_HOST_BUSY;
4078 /* device has been deleted */
4079 else if (sas_target_priv_data->deleted) {
4080 scmd->result = DID_NO_CONNECT << 16;
4081 scmd->scsi_done(scmd);
4083 /* device busy with task managment */
4084 } else if (sas_target_priv_data->tm_busy ||
4085 sas_device_priv_data->block)
4086 return SCSI_MLQUEUE_DEVICE_BUSY;
4088 if (scmd->sc_data_direction == DMA_FROM_DEVICE)
4089 mpi_control = MPI2_SCSIIO_CONTROL_READ;
4090 else if (scmd->sc_data_direction == DMA_TO_DEVICE)
4091 mpi_control = MPI2_SCSIIO_CONTROL_WRITE;
4093 mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER;
4096 mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ;
4098 /* Make sure Device is not raid volume.
4099 * We do not expose raid functionality to upper layer for warpdrive.
4101 if (!ioc->is_warpdrive && !scsih_is_raid(&scmd->device->sdev_gendev)
4102 && sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32)
4103 mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON;
4105 smid = mpt3sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd);
4107 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
4108 ioc->name, __func__);
4111 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
4112 memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t));
4113 _scsih_setup_eedp(ioc, scmd, mpi_request);
4115 if (scmd->cmd_len == 32)
4116 mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT;
4117 mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
4118 if (sas_device_priv_data->sas_target->flags &
4119 MPT_TARGET_FLAGS_RAID_COMPONENT)
4120 mpi_request->Function = MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
4122 mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
4123 mpi_request->DevHandle = cpu_to_le16(handle);
4124 mpi_request->DataLength = cpu_to_le32(scsi_bufflen(scmd));
4125 mpi_request->Control = cpu_to_le32(mpi_control);
4126 mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len);
4127 mpi_request->MsgFlags = MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR;
4128 mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE;
4129 mpi_request->SenseBufferLowAddress =
4130 mpt3sas_base_get_sense_buffer_dma(ioc, smid);
4131 mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4;
4132 int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *)
4134 memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
4136 if (mpi_request->DataLength) {
4137 if (ioc->build_sg_scmd(ioc, scmd, smid)) {
4138 mpt3sas_base_free_smid(ioc, smid);
4142 ioc->build_zero_len_sge(ioc, &mpi_request->SGL);
4144 raid_device = sas_target_priv_data->raid_device;
4145 if (raid_device && raid_device->direct_io_enabled)
4146 mpt3sas_setup_direct_io(ioc, scmd, raid_device, mpi_request,
4149 if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) {
4150 if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) {
4151 mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len |
4152 MPI25_SCSIIO_IOFLAGS_FAST_PATH);
4153 mpt3sas_base_put_smid_fast_path(ioc, smid, handle);
4155 mpt3sas_base_put_smid_scsi_io(ioc, smid,
4156 le16_to_cpu(mpi_request->DevHandle));
4158 mpt3sas_base_put_smid_default(ioc, smid);
4162 return SCSI_MLQUEUE_HOST_BUSY;
4166 * _scsih_normalize_sense - normalize descriptor and fixed format sense data
4167 * @sense_buffer: sense data returned by target
4168 * @data: normalized skey/asc/ascq
4173 _scsih_normalize_sense(char *sense_buffer, struct sense_info *data)
4175 if ((sense_buffer[0] & 0x7F) >= 0x72) {
4176 /* descriptor format */
4177 data->skey = sense_buffer[1] & 0x0F;
4178 data->asc = sense_buffer[2];
4179 data->ascq = sense_buffer[3];
4182 data->skey = sense_buffer[2] & 0x0F;
4183 data->asc = sense_buffer[12];
4184 data->ascq = sense_buffer[13];
4189 * _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request
4190 * @ioc: per adapter object
4191 * @scmd: pointer to scsi command object
4192 * @mpi_reply: reply mf payload returned from firmware
4194 * scsi_status - SCSI Status code returned from target device
4195 * scsi_state - state info associated with SCSI_IO determined by ioc
4196 * ioc_status - ioc supplied status info
4201 _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
4202 Mpi2SCSIIOReply_t *mpi_reply, u16 smid)
4206 u16 ioc_status = le16_to_cpu(mpi_reply->IOCStatus) &
4207 MPI2_IOCSTATUS_MASK;
4208 u8 scsi_state = mpi_reply->SCSIState;
4209 u8 scsi_status = mpi_reply->SCSIStatus;
4210 char *desc_ioc_state = NULL;
4211 char *desc_scsi_status = NULL;
4212 char *desc_scsi_state = ioc->tmp_string;
4213 u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
4214 struct _sas_device *sas_device = NULL;
4215 struct scsi_target *starget = scmd->device->sdev_target;
4216 struct MPT3SAS_TARGET *priv_target = starget->hostdata;
4217 char *device_str = NULL;
4221 if (ioc->hide_ir_msg)
4222 device_str = "WarpDrive";
4224 device_str = "volume";
4226 if (log_info == 0x31170000)
4229 switch (ioc_status) {
4230 case MPI2_IOCSTATUS_SUCCESS:
4231 desc_ioc_state = "success";
4233 case MPI2_IOCSTATUS_INVALID_FUNCTION:
4234 desc_ioc_state = "invalid function";
4236 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR:
4237 desc_ioc_state = "scsi recovered error";
4239 case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE:
4240 desc_ioc_state = "scsi invalid dev handle";
4242 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
4243 desc_ioc_state = "scsi device not there";
4245 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN:
4246 desc_ioc_state = "scsi data overrun";
4248 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN:
4249 desc_ioc_state = "scsi data underrun";
4251 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR:
4252 desc_ioc_state = "scsi io data error";
4254 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
4255 desc_ioc_state = "scsi protocol error";
4257 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED:
4258 desc_ioc_state = "scsi task terminated";
4260 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
4261 desc_ioc_state = "scsi residual mismatch";
4263 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
4264 desc_ioc_state = "scsi task mgmt failed";
4266 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED:
4267 desc_ioc_state = "scsi ioc terminated";
4269 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED:
4270 desc_ioc_state = "scsi ext terminated";
4272 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
4273 desc_ioc_state = "eedp guard error";
4275 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
4276 desc_ioc_state = "eedp ref tag error";
4278 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
4279 desc_ioc_state = "eedp app tag error";
4281 case MPI2_IOCSTATUS_INSUFFICIENT_POWER:
4282 desc_ioc_state = "insufficient power";
4285 desc_ioc_state = "unknown";
4289 switch (scsi_status) {
4290 case MPI2_SCSI_STATUS_GOOD:
4291 desc_scsi_status = "good";
4293 case MPI2_SCSI_STATUS_CHECK_CONDITION:
4294 desc_scsi_status = "check condition";
4296 case MPI2_SCSI_STATUS_CONDITION_MET:
4297 desc_scsi_status = "condition met";
4299 case MPI2_SCSI_STATUS_BUSY:
4300 desc_scsi_status = "busy";
4302 case MPI2_SCSI_STATUS_INTERMEDIATE:
4303 desc_scsi_status = "intermediate";
4305 case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET:
4306 desc_scsi_status = "intermediate condmet";
4308 case MPI2_SCSI_STATUS_RESERVATION_CONFLICT:
4309 desc_scsi_status = "reservation conflict";
4311 case MPI2_SCSI_STATUS_COMMAND_TERMINATED:
4312 desc_scsi_status = "command terminated";
4314 case MPI2_SCSI_STATUS_TASK_SET_FULL:
4315 desc_scsi_status = "task set full";
4317 case MPI2_SCSI_STATUS_ACA_ACTIVE:
4318 desc_scsi_status = "aca active";
4320 case MPI2_SCSI_STATUS_TASK_ABORTED:
4321 desc_scsi_status = "task aborted";
4324 desc_scsi_status = "unknown";
4328 desc_scsi_state[0] = '\0';
4330 desc_scsi_state = " ";
4331 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID)
4332 strcat(desc_scsi_state, "response info ");
4333 if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
4334 strcat(desc_scsi_state, "state terminated ");
4335 if (scsi_state & MPI2_SCSI_STATE_NO_SCSI_STATUS)
4336 strcat(desc_scsi_state, "no status ");
4337 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_FAILED)
4338 strcat(desc_scsi_state, "autosense failed ");
4339 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID)
4340 strcat(desc_scsi_state, "autosense valid ");
4342 scsi_print_command(scmd);
4344 if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
4345 pr_warn(MPT3SAS_FMT "\t%s wwid(0x%016llx)\n", ioc->name,
4346 device_str, (unsigned long long)priv_target->sas_address);
4348 sas_device = mpt3sas_get_sdev_from_target(ioc, priv_target);
4351 "\tsas_address(0x%016llx), phy(%d)\n",
4352 ioc->name, (unsigned long long)
4353 sas_device->sas_address, sas_device->phy);
4354 if (sas_device->enclosure_handle != 0)
4356 "\tenclosure_logical_id(0x%016llx),"
4357 "slot(%d)\n", ioc->name,
4358 (unsigned long long)
4359 sas_device->enclosure_logical_id,
4361 if (sas_device->connector_name[0])
4363 "\tenclosure level(0x%04x),"
4364 " connector name( %s)\n", ioc->name,
4365 sas_device->enclosure_level,
4366 sas_device->connector_name);
4368 sas_device_put(sas_device);
4373 "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n",
4374 ioc->name, le16_to_cpu(mpi_reply->DevHandle),
4375 desc_ioc_state, ioc_status, smid);
4377 "\trequest_len(%d), underflow(%d), resid(%d)\n",
4378 ioc->name, scsi_bufflen(scmd), scmd->underflow,
4379 scsi_get_resid(scmd));
4381 "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n",
4382 ioc->name, le16_to_cpu(mpi_reply->TaskTag),
4383 le32_to_cpu(mpi_reply->TransferCount), scmd->result);
4385 "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n",
4386 ioc->name, desc_scsi_status,
4387 scsi_status, desc_scsi_state, scsi_state);
4389 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) {
4390 struct sense_info data;
4391 _scsih_normalize_sense(scmd->sense_buffer, &data);
4393 "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n",
4394 ioc->name, data.skey,
4395 data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount));
4398 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) {
4399 response_info = le32_to_cpu(mpi_reply->ResponseInfo);
4400 response_bytes = (u8 *)&response_info;
4401 _scsih_response_code(ioc, response_bytes[0]);
4406 * _scsih_turn_on_pfa_led - illuminate PFA LED
4407 * @ioc: per adapter object
4408 * @handle: device handle
4414 _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
4416 Mpi2SepReply_t mpi_reply;
4417 Mpi2SepRequest_t mpi_request;
4418 struct _sas_device *sas_device;
4420 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
4424 memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t));
4425 mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR;
4426 mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS;
4427 mpi_request.SlotStatus =
4428 cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT);
4429 mpi_request.DevHandle = cpu_to_le16(handle);
4430 mpi_request.Flags = MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS;
4431 if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply,
4432 &mpi_request)) != 0) {
4433 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
4434 __FILE__, __LINE__, __func__);
4437 sas_device->pfa_led_on = 1;
4439 if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) {
4440 dewtprintk(ioc, pr_info(MPT3SAS_FMT
4441 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4442 ioc->name, le16_to_cpu(mpi_reply.IOCStatus),
4443 le32_to_cpu(mpi_reply.IOCLogInfo)));
4447 sas_device_put(sas_device);
4451 * _scsih_turn_off_pfa_led - turn off Fault LED
4452 * @ioc: per adapter object
4453 * @sas_device: sas device whose PFA LED has to turned off
4459 _scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER *ioc,
4460 struct _sas_device *sas_device)
4462 Mpi2SepReply_t mpi_reply;
4463 Mpi2SepRequest_t mpi_request;
4465 memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t));
4466 mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR;
4467 mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS;
4468 mpi_request.SlotStatus = 0;
4469 mpi_request.Slot = cpu_to_le16(sas_device->slot);
4470 mpi_request.DevHandle = 0;
4471 mpi_request.EnclosureHandle = cpu_to_le16(sas_device->enclosure_handle);
4472 mpi_request.Flags = MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS;
4473 if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply,
4474 &mpi_request)) != 0) {
4475 printk(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
4476 __FILE__, __LINE__, __func__);
4480 if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) {
4481 dewtprintk(ioc, printk(MPT3SAS_FMT
4482 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4483 ioc->name, le16_to_cpu(mpi_reply.IOCStatus),
4484 le32_to_cpu(mpi_reply.IOCLogInfo)));
4490 * _scsih_send_event_to_turn_on_pfa_led - fire delayed event
4491 * @ioc: per adapter object
4492 * @handle: device handle
4493 * Context: interrupt.
4498 _scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
4500 struct fw_event_work *fw_event;
4502 fw_event = alloc_fw_event_work(0);
4505 fw_event->event = MPT3SAS_TURN_ON_PFA_LED;
4506 fw_event->device_handle = handle;
4507 fw_event->ioc = ioc;
4508 _scsih_fw_event_add(ioc, fw_event);
4509 fw_event_work_put(fw_event);
4513 * _scsih_smart_predicted_fault - process smart errors
4514 * @ioc: per adapter object
4515 * @handle: device handle
4516 * Context: interrupt.
4521 _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle)
4523 struct scsi_target *starget;
4524 struct MPT3SAS_TARGET *sas_target_priv_data;
4525 Mpi2EventNotificationReply_t *event_reply;
4526 Mpi2EventDataSasDeviceStatusChange_t *event_data;
4527 struct _sas_device *sas_device;
4529 unsigned long flags;
4531 /* only handle non-raid devices */
4532 spin_lock_irqsave(&ioc->sas_device_lock, flags);
4533 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
4537 starget = sas_device->starget;
4538 sas_target_priv_data = starget->hostdata;
4540 if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) ||
4541 ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)))
4544 if (sas_device->enclosure_handle != 0)
4545 starget_printk(KERN_INFO, starget, "predicted fault, "
4546 "enclosure logical id(0x%016llx), slot(%d)\n",
4547 (unsigned long long)sas_device->enclosure_logical_id,
4549 if (sas_device->connector_name[0] != '\0')
4550 starget_printk(KERN_WARNING, starget, "predicted fault, "
4551 "enclosure level(0x%04x), connector name( %s)\n",
4552 sas_device->enclosure_level,
4553 sas_device->connector_name);
4554 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
4556 if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM)
4557 _scsih_send_event_to_turn_on_pfa_led(ioc, handle);
4559 /* insert into event log */
4560 sz = offsetof(Mpi2EventNotificationReply_t, EventData) +
4561 sizeof(Mpi2EventDataSasDeviceStatusChange_t);
4562 event_reply = kzalloc(sz, GFP_KERNEL);
4564 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4565 ioc->name, __FILE__, __LINE__, __func__);
4569 event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION;
4570 event_reply->Event =
4571 cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE);
4572 event_reply->MsgLength = sz/4;
4573 event_reply->EventDataLength =
4574 cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t)/4);
4575 event_data = (Mpi2EventDataSasDeviceStatusChange_t *)
4576 event_reply->EventData;
4577 event_data->ReasonCode = MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA;
4578 event_data->ASC = 0x5D;
4579 event_data->DevHandle = cpu_to_le16(handle);
4580 event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address);
4581 mpt3sas_ctl_add_to_event_log(ioc, event_reply);
4585 sas_device_put(sas_device);
4589 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
4594 * _scsih_io_done - scsi request callback
4595 * @ioc: per adapter object
4596 * @smid: system request message index
4597 * @msix_index: MSIX table index supplied by the OS
4598 * @reply: reply message frame(lower 32bit addr)
4600 * Callback handler when using _scsih_qcmd.
4602 * Return 1 meaning mf should be freed from _base_interrupt
4603 * 0 means the mf is freed from this function.
4606 _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
4608 Mpi2SCSIIORequest_t *mpi_request;
4609 Mpi2SCSIIOReply_t *mpi_reply;
4610 struct scsi_cmnd *scmd;
4616 struct MPT3SAS_DEVICE *sas_device_priv_data;
4617 u32 response_code = 0;
4618 unsigned long flags;
4620 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
4621 scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
4625 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
4627 if (mpi_reply == NULL) {
4628 scmd->result = DID_OK << 16;
4632 sas_device_priv_data = scmd->device->hostdata;
4633 if (!sas_device_priv_data || !sas_device_priv_data->sas_target ||
4634 sas_device_priv_data->sas_target->deleted) {
4635 scmd->result = DID_NO_CONNECT << 16;
4638 ioc_status = le16_to_cpu(mpi_reply->IOCStatus);
4641 * WARPDRIVE: If direct_io is set then it is directIO,
4642 * the failed direct I/O should be redirected to volume
4644 if (mpt3sas_scsi_direct_io_get(ioc, smid) &&
4645 ((ioc_status & MPI2_IOCSTATUS_MASK)
4646 != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) {
4647 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
4648 ioc->scsi_lookup[smid - 1].scmd = scmd;
4649 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
4650 mpt3sas_scsi_direct_io_set(ioc, smid, 0);
4651 memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
4652 mpi_request->DevHandle =
4653 cpu_to_le16(sas_device_priv_data->sas_target->handle);
4654 mpt3sas_base_put_smid_scsi_io(ioc, smid,
4655 sas_device_priv_data->sas_target->handle);
4658 /* turning off TLR */
4659 scsi_state = mpi_reply->SCSIState;
4660 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID)
4662 le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF;
4663 if (!sas_device_priv_data->tlr_snoop_check) {
4664 sas_device_priv_data->tlr_snoop_check++;
4665 if (!ioc->is_warpdrive &&
4666 !scsih_is_raid(&scmd->device->sdev_gendev) &&
4667 sas_is_tlr_enabled(scmd->device) &&
4668 response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) {
4669 sas_disable_tlr(scmd->device);
4670 sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n");
4674 xfer_cnt = le32_to_cpu(mpi_reply->TransferCount);
4675 scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_cnt);
4676 if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE)
4677 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
4680 ioc_status &= MPI2_IOCSTATUS_MASK;
4681 scsi_status = mpi_reply->SCSIStatus;
4683 if (ioc_status == MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 &&
4684 (scsi_status == MPI2_SCSI_STATUS_BUSY ||
4685 scsi_status == MPI2_SCSI_STATUS_RESERVATION_CONFLICT ||
4686 scsi_status == MPI2_SCSI_STATUS_TASK_SET_FULL)) {
4687 ioc_status = MPI2_IOCSTATUS_SUCCESS;
4690 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) {
4691 struct sense_info data;
4692 const void *sense_data = mpt3sas_base_get_sense_buffer(ioc,
4694 u32 sz = min_t(u32, SCSI_SENSE_BUFFERSIZE,
4695 le32_to_cpu(mpi_reply->SenseCount));
4696 memcpy(scmd->sense_buffer, sense_data, sz);
4697 _scsih_normalize_sense(scmd->sense_buffer, &data);
4698 /* failure prediction threshold exceeded */
4699 if (data.asc == 0x5D)
4700 _scsih_smart_predicted_fault(ioc,
4701 le16_to_cpu(mpi_reply->DevHandle));
4702 mpt3sas_trigger_scsi(ioc, data.skey, data.asc, data.ascq);
4704 if (!(ioc->logging_level & MPT_DEBUG_REPLY) &&
4705 ((scmd->sense_buffer[2] == UNIT_ATTENTION) ||
4706 (scmd->sense_buffer[2] == MEDIUM_ERROR) ||
4707 (scmd->sense_buffer[2] == HARDWARE_ERROR)))
4708 _scsih_scsi_ioc_info(ioc, scmd, mpi_reply, smid);
4710 switch (ioc_status) {
4711 case MPI2_IOCSTATUS_BUSY:
4712 case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES:
4713 scmd->result = SAM_STAT_BUSY;
4716 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
4717 scmd->result = DID_NO_CONNECT << 16;
4720 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED:
4721 if (sas_device_priv_data->block) {
4722 scmd->result = DID_TRANSPORT_DISRUPTED << 16;
4725 if (log_info == 0x31110630) {
4726 if (scmd->retries > 2) {
4727 scmd->result = DID_NO_CONNECT << 16;
4728 scsi_device_set_state(scmd->device,
4731 scmd->result = DID_SOFT_ERROR << 16;
4732 scmd->device->expecting_cc_ua = 1;
4735 } else if (log_info == VIRTUAL_IO_FAILED_RETRY) {
4736 scmd->result = DID_RESET << 16;
4739 scmd->result = DID_SOFT_ERROR << 16;
4741 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED:
4742 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED:
4743 scmd->result = DID_RESET << 16;
4746 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
4747 if ((xfer_cnt == 0) || (scmd->underflow > xfer_cnt))
4748 scmd->result = DID_SOFT_ERROR << 16;
4750 scmd->result = (DID_OK << 16) | scsi_status;
4753 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN:
4754 scmd->result = (DID_OK << 16) | scsi_status;
4756 if ((scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID))
4759 if (xfer_cnt < scmd->underflow) {
4760 if (scsi_status == SAM_STAT_BUSY)
4761 scmd->result = SAM_STAT_BUSY;
4763 scmd->result = DID_SOFT_ERROR << 16;
4764 } else if (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED |
4765 MPI2_SCSI_STATE_NO_SCSI_STATUS))
4766 scmd->result = DID_SOFT_ERROR << 16;
4767 else if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
4768 scmd->result = DID_RESET << 16;
4769 else if (!xfer_cnt && scmd->cmnd[0] == REPORT_LUNS) {
4770 mpi_reply->SCSIState = MPI2_SCSI_STATE_AUTOSENSE_VALID;
4771 mpi_reply->SCSIStatus = SAM_STAT_CHECK_CONDITION;
4772 scmd->result = (DRIVER_SENSE << 24) |
4773 SAM_STAT_CHECK_CONDITION;
4774 scmd->sense_buffer[0] = 0x70;
4775 scmd->sense_buffer[2] = ILLEGAL_REQUEST;
4776 scmd->sense_buffer[12] = 0x20;
4777 scmd->sense_buffer[13] = 0;
4781 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN:
4782 scsi_set_resid(scmd, 0);
4783 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR:
4784 case MPI2_IOCSTATUS_SUCCESS:
4785 scmd->result = (DID_OK << 16) | scsi_status;
4786 if (response_code ==
4787 MPI2_SCSITASKMGMT_RSP_INVALID_FRAME ||
4788 (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED |
4789 MPI2_SCSI_STATE_NO_SCSI_STATUS)))
4790 scmd->result = DID_SOFT_ERROR << 16;
4791 else if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
4792 scmd->result = DID_RESET << 16;
4795 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
4796 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
4797 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
4798 _scsih_eedp_error_handling(scmd, ioc_status);
4801 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
4802 case MPI2_IOCSTATUS_INVALID_FUNCTION:
4803 case MPI2_IOCSTATUS_INVALID_SGL:
4804 case MPI2_IOCSTATUS_INTERNAL_ERROR:
4805 case MPI2_IOCSTATUS_INVALID_FIELD:
4806 case MPI2_IOCSTATUS_INVALID_STATE:
4807 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR:
4808 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
4809 case MPI2_IOCSTATUS_INSUFFICIENT_POWER:
4811 scmd->result = DID_SOFT_ERROR << 16;
4816 if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY))
4817 _scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid);
4821 scsi_dma_unmap(scmd);
4823 scmd->scsi_done(scmd);
4828 * _scsih_sas_host_refresh - refreshing sas host object contents
4829 * @ioc: per adapter object
4832 * During port enable, fw will send topology events for every device. Its
4833 * possible that the handles may change from the previous setting, so this
4834 * code keeping handles updating if changed.
4839 _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc)
4844 Mpi2ConfigReply_t mpi_reply;
4845 Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL;
4846 u16 attached_handle;
4849 dtmprintk(ioc, pr_info(MPT3SAS_FMT
4850 "updating handles for sas_host(0x%016llx)\n",
4851 ioc->name, (unsigned long long)ioc->sas_hba.sas_address));
4853 sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys
4854 * sizeof(Mpi2SasIOUnit0PhyData_t));
4855 sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL);
4856 if (!sas_iounit_pg0) {
4857 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4858 ioc->name, __FILE__, __LINE__, __func__);
4862 if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply,
4863 sas_iounit_pg0, sz)) != 0)
4865 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
4866 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
4868 for (i = 0; i < ioc->sas_hba.num_phys ; i++) {
4869 link_rate = sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4;
4871 ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0->
4872 PhyData[0].ControllerDevHandle);
4873 ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle;
4874 attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i].
4876 if (attached_handle && link_rate < MPI2_SAS_NEG_LINK_RATE_1_5)
4877 link_rate = MPI2_SAS_NEG_LINK_RATE_1_5;
4878 mpt3sas_transport_update_links(ioc, ioc->sas_hba.sas_address,
4879 attached_handle, i, link_rate);
4882 kfree(sas_iounit_pg0);
4886 * _scsih_sas_host_add - create sas host object
4887 * @ioc: per adapter object
4889 * Creating host side data object, stored in ioc->sas_hba
4894 _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc)
4897 Mpi2ConfigReply_t mpi_reply;
4898 Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL;
4899 Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL;
4900 Mpi2SasPhyPage0_t phy_pg0;
4901 Mpi2SasDevicePage0_t sas_device_pg0;
4902 Mpi2SasEnclosurePage0_t enclosure_pg0;
4905 u8 device_missing_delay;
4908 mpt3sas_config_get_number_hba_phys(ioc, &num_phys);
4910 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4911 ioc->name, __FILE__, __LINE__, __func__);
4914 ioc->sas_hba.phy = kcalloc(num_phys,
4915 sizeof(struct _sas_phy), GFP_KERNEL);
4916 if (!ioc->sas_hba.phy) {
4917 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4918 ioc->name, __FILE__, __LINE__, __func__);
4921 ioc->sas_hba.num_phys = num_phys;
4923 /* sas_iounit page 0 */
4924 sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys *
4925 sizeof(Mpi2SasIOUnit0PhyData_t));
4926 sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL);
4927 if (!sas_iounit_pg0) {
4928 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4929 ioc->name, __FILE__, __LINE__, __func__);
4932 if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply,
4933 sas_iounit_pg0, sz))) {
4934 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4935 ioc->name, __FILE__, __LINE__, __func__);
4938 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
4939 MPI2_IOCSTATUS_MASK;
4940 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
4941 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4942 ioc->name, __FILE__, __LINE__, __func__);
4946 /* sas_iounit page 1 */
4947 sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys *
4948 sizeof(Mpi2SasIOUnit1PhyData_t));
4949 sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL);
4950 if (!sas_iounit_pg1) {
4951 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4952 ioc->name, __FILE__, __LINE__, __func__);
4955 if ((mpt3sas_config_get_sas_iounit_pg1(ioc, &mpi_reply,
4956 sas_iounit_pg1, sz))) {
4957 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4958 ioc->name, __FILE__, __LINE__, __func__);
4961 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
4962 MPI2_IOCSTATUS_MASK;
4963 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
4964 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4965 ioc->name, __FILE__, __LINE__, __func__);
4969 ioc->io_missing_delay =
4970 sas_iounit_pg1->IODeviceMissingDelay;
4971 device_missing_delay =
4972 sas_iounit_pg1->ReportDeviceMissingDelay;
4973 if (device_missing_delay & MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16)
4974 ioc->device_missing_delay = (device_missing_delay &
4975 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16;
4977 ioc->device_missing_delay = device_missing_delay &
4978 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK;
4980 ioc->sas_hba.parent_dev = &ioc->shost->shost_gendev;
4981 for (i = 0; i < ioc->sas_hba.num_phys ; i++) {
4982 if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0,
4984 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4985 ioc->name, __FILE__, __LINE__, __func__);
4988 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
4989 MPI2_IOCSTATUS_MASK;
4990 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
4991 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4992 ioc->name, __FILE__, __LINE__, __func__);
4997 ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0->
4998 PhyData[0].ControllerDevHandle);
4999 ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle;
5000 ioc->sas_hba.phy[i].phy_id = i;
5001 mpt3sas_transport_add_host_phy(ioc, &ioc->sas_hba.phy[i],
5002 phy_pg0, ioc->sas_hba.parent_dev);
5004 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
5005 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, ioc->sas_hba.handle))) {
5006 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5007 ioc->name, __FILE__, __LINE__, __func__);
5010 ioc->sas_hba.enclosure_handle =
5011 le16_to_cpu(sas_device_pg0.EnclosureHandle);
5012 ioc->sas_hba.sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
5014 "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n",
5015 ioc->name, ioc->sas_hba.handle,
5016 (unsigned long long) ioc->sas_hba.sas_address,
5017 ioc->sas_hba.num_phys) ;
5019 if (ioc->sas_hba.enclosure_handle) {
5020 if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
5021 &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
5022 ioc->sas_hba.enclosure_handle)))
5023 ioc->sas_hba.enclosure_logical_id =
5024 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
5028 kfree(sas_iounit_pg1);
5029 kfree(sas_iounit_pg0);
5033 * _scsih_expander_add - creating expander object
5034 * @ioc: per adapter object
5035 * @handle: expander handle
5037 * Creating expander object, stored in ioc->sas_expander_list.
5039 * Return 0 for success, else error.
5042 _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle)
5044 struct _sas_node *sas_expander;
5045 Mpi2ConfigReply_t mpi_reply;
5046 Mpi2ExpanderPage0_t expander_pg0;
5047 Mpi2ExpanderPage1_t expander_pg1;
5048 Mpi2SasEnclosurePage0_t enclosure_pg0;
5051 u64 sas_address, sas_address_parent = 0;
5053 unsigned long flags;
5054 struct _sas_port *mpt3sas_port = NULL;
5061 if (ioc->shost_recovery || ioc->pci_error_recovery)
5064 if ((mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
5065 MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) {
5066 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5067 ioc->name, __FILE__, __LINE__, __func__);
5071 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
5072 MPI2_IOCSTATUS_MASK;
5073 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
5074 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5075 ioc->name, __FILE__, __LINE__, __func__);
5079 /* handle out of order topology events */
5080 parent_handle = le16_to_cpu(expander_pg0.ParentDevHandle);
5081 if (_scsih_get_sas_address(ioc, parent_handle, &sas_address_parent)
5083 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5084 ioc->name, __FILE__, __LINE__, __func__);
5087 if (sas_address_parent != ioc->sas_hba.sas_address) {
5088 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5089 sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
5090 sas_address_parent);
5091 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5092 if (!sas_expander) {
5093 rc = _scsih_expander_add(ioc, parent_handle);
5099 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5100 sas_address = le64_to_cpu(expander_pg0.SASAddress);
5101 sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
5103 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5108 sas_expander = kzalloc(sizeof(struct _sas_node),
5110 if (!sas_expander) {
5111 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5112 ioc->name, __FILE__, __LINE__, __func__);
5116 sas_expander->handle = handle;
5117 sas_expander->num_phys = expander_pg0.NumPhys;
5118 sas_expander->sas_address_parent = sas_address_parent;
5119 sas_expander->sas_address = sas_address;
5121 pr_info(MPT3SAS_FMT "expander_add: handle(0x%04x)," \
5122 " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc->name,
5123 handle, parent_handle, (unsigned long long)
5124 sas_expander->sas_address, sas_expander->num_phys);
5126 if (!sas_expander->num_phys)
5128 sas_expander->phy = kcalloc(sas_expander->num_phys,
5129 sizeof(struct _sas_phy), GFP_KERNEL);
5130 if (!sas_expander->phy) {
5131 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5132 ioc->name, __FILE__, __LINE__, __func__);
5137 INIT_LIST_HEAD(&sas_expander->sas_port_list);
5138 mpt3sas_port = mpt3sas_transport_port_add(ioc, handle,
5139 sas_address_parent);
5140 if (!mpt3sas_port) {
5141 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5142 ioc->name, __FILE__, __LINE__, __func__);
5146 sas_expander->parent_dev = &mpt3sas_port->rphy->dev;
5148 for (i = 0 ; i < sas_expander->num_phys ; i++) {
5149 if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply,
5150 &expander_pg1, i, handle))) {
5151 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5152 ioc->name, __FILE__, __LINE__, __func__);
5156 sas_expander->phy[i].handle = handle;
5157 sas_expander->phy[i].phy_id = i;
5159 if ((mpt3sas_transport_add_expander_phy(ioc,
5160 &sas_expander->phy[i], expander_pg1,
5161 sas_expander->parent_dev))) {
5162 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5163 ioc->name, __FILE__, __LINE__, __func__);
5169 if (sas_expander->enclosure_handle) {
5170 if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
5171 &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
5172 sas_expander->enclosure_handle)))
5173 sas_expander->enclosure_logical_id =
5174 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
5177 _scsih_expander_node_add(ioc, sas_expander);
5183 mpt3sas_transport_port_remove(ioc, sas_expander->sas_address,
5184 sas_address_parent);
5185 kfree(sas_expander);
5190 * mpt3sas_expander_remove - removing expander object
5191 * @ioc: per adapter object
5192 * @sas_address: expander sas_address
5197 mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address)
5199 struct _sas_node *sas_expander;
5200 unsigned long flags;
5202 if (ioc->shost_recovery)
5205 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5206 sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
5209 list_del(&sas_expander->list);
5210 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5212 _scsih_expander_node_remove(ioc, sas_expander);
5216 * _scsih_done - internal SCSI_IO callback handler.
5217 * @ioc: per adapter object
5218 * @smid: system request message index
5219 * @msix_index: MSIX table index supplied by the OS
5220 * @reply: reply message frame(lower 32bit addr)
5222 * Callback handler when sending internal generated SCSI_IO.
5223 * The callback index passed is `ioc->scsih_cb_idx`
5225 * Return 1 meaning mf should be freed from _base_interrupt
5226 * 0 means the mf is freed from this function.
5229 _scsih_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
5231 MPI2DefaultReply_t *mpi_reply;
5233 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
5234 if (ioc->scsih_cmds.status == MPT3_CMD_NOT_USED)
5236 if (ioc->scsih_cmds.smid != smid)
5238 ioc->scsih_cmds.status |= MPT3_CMD_COMPLETE;
5240 memcpy(ioc->scsih_cmds.reply, mpi_reply,
5241 mpi_reply->MsgLength*4);
5242 ioc->scsih_cmds.status |= MPT3_CMD_REPLY_VALID;
5244 ioc->scsih_cmds.status &= ~MPT3_CMD_PENDING;
5245 complete(&ioc->scsih_cmds.done);
5252 #define MPT3_MAX_LUNS (255)
5256 * _scsih_check_access_status - check access flags
5257 * @ioc: per adapter object
5258 * @sas_address: sas address
5259 * @handle: sas device handle
5260 * @access_flags: errors returned during discovery of the device
5262 * Return 0 for success, else failure
5265 _scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
5266 u16 handle, u8 access_status)
5271 switch (access_status) {
5272 case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS:
5273 case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION:
5276 case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED:
5277 desc = "sata capability failed";
5279 case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT:
5280 desc = "sata affiliation conflict";
5282 case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE:
5283 desc = "route not addressable";
5285 case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE:
5286 desc = "smp error not addressable";
5288 case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED:
5289 desc = "device blocked";
5291 case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED:
5292 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN:
5293 case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT:
5294 case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG:
5295 case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION:
5296 case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER:
5297 case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN:
5298 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN:
5299 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN:
5300 case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION:
5301 case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE:
5302 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX:
5303 desc = "sata initialization failed";
5314 "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n",
5315 ioc->name, desc, (unsigned long long)sas_address, handle);
5320 * _scsih_check_device - checking device responsiveness
5321 * @ioc: per adapter object
5322 * @parent_sas_address: sas address of parent expander or sas host
5323 * @handle: attached device handle
5324 * @phy_numberv: phy number
5325 * @link_rate: new link rate
5330 _scsih_check_device(struct MPT3SAS_ADAPTER *ioc,
5331 u64 parent_sas_address, u16 handle, u8 phy_number, u8 link_rate)
5333 Mpi2ConfigReply_t mpi_reply;
5334 Mpi2SasDevicePage0_t sas_device_pg0;
5335 struct _sas_device *sas_device;
5337 unsigned long flags;
5339 struct scsi_target *starget;
5340 struct MPT3SAS_TARGET *sas_target_priv_data;
5344 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
5345 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle)))
5348 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
5349 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
5352 /* wide port handling ~ we need only handle device once for the phy that
5353 * is matched in sas device page zero
5355 if (phy_number != sas_device_pg0.PhyNum)
5358 /* check if this is end device */
5359 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
5360 if (!(_scsih_is_end_device(device_info)))
5363 spin_lock_irqsave(&ioc->sas_device_lock, flags);
5364 sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
5365 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
5371 if (unlikely(sas_device->handle != handle)) {
5372 starget = sas_device->starget;
5373 sas_target_priv_data = starget->hostdata;
5374 starget_printk(KERN_INFO, starget,
5375 "handle changed from(0x%04x) to (0x%04x)!!!\n",
5376 sas_device->handle, handle);
5377 sas_target_priv_data->handle = handle;
5378 sas_device->handle = handle;
5379 if (sas_device_pg0.Flags &
5380 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
5381 sas_device->enclosure_level =
5382 le16_to_cpu(sas_device_pg0.EnclosureLevel);
5383 memcpy(&sas_device->connector_name[0],
5384 &sas_device_pg0.ConnectorName[0], 4);
5386 sas_device->enclosure_level = 0;
5387 sas_device->connector_name[0] = '\0';
5391 /* check if device is present */
5392 if (!(le16_to_cpu(sas_device_pg0.Flags) &
5393 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) {
5395 "device is not present handle(0x%04x), flags!!!\n",
5400 /* check if there were any issues with discovery */
5401 if (_scsih_check_access_status(ioc, sas_address, handle,
5402 sas_device_pg0.AccessStatus))
5405 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
5406 _scsih_ublock_io_device(ioc, sas_address);
5409 sas_device_put(sas_device);
5413 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
5415 sas_device_put(sas_device);
5419 * _scsih_add_device - creating sas device object
5420 * @ioc: per adapter object
5421 * @handle: sas device handle
5422 * @phy_num: phy number end device attached to
5423 * @is_pd: is this hidden raid component
5425 * Creating end device object, stored in ioc->sas_device_list.
5427 * Returns 0 for success, non-zero for failure.
5430 _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
5433 Mpi2ConfigReply_t mpi_reply;
5434 Mpi2SasDevicePage0_t sas_device_pg0;
5435 Mpi2SasEnclosurePage0_t enclosure_pg0;
5436 struct _sas_device *sas_device;
5441 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
5442 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
5443 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5444 ioc->name, __FILE__, __LINE__, __func__);
5448 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
5449 MPI2_IOCSTATUS_MASK;
5450 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
5451 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5452 ioc->name, __FILE__, __LINE__, __func__);
5456 /* check if this is end device */
5457 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
5458 if (!(_scsih_is_end_device(device_info)))
5460 sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
5462 /* check if device is present */
5463 if (!(le16_to_cpu(sas_device_pg0.Flags) &
5464 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) {
5465 pr_err(MPT3SAS_FMT "device is not present handle(0x04%x)!!!\n",
5470 /* check if there were any issues with discovery */
5471 if (_scsih_check_access_status(ioc, sas_address, handle,
5472 sas_device_pg0.AccessStatus))
5475 sas_device = mpt3sas_get_sdev_by_addr(ioc,
5478 sas_device_put(sas_device);
5482 sas_device = kzalloc(sizeof(struct _sas_device),
5485 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5486 ioc->name, __FILE__, __LINE__, __func__);
5490 kref_init(&sas_device->refcount);
5491 sas_device->handle = handle;
5492 if (_scsih_get_sas_address(ioc,
5493 le16_to_cpu(sas_device_pg0.ParentDevHandle),
5494 &sas_device->sas_address_parent) != 0)
5495 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5496 ioc->name, __FILE__, __LINE__, __func__);
5497 sas_device->enclosure_handle =
5498 le16_to_cpu(sas_device_pg0.EnclosureHandle);
5499 if (sas_device->enclosure_handle != 0)
5501 le16_to_cpu(sas_device_pg0.Slot);
5502 sas_device->device_info = device_info;
5503 sas_device->sas_address = sas_address;
5504 sas_device->phy = sas_device_pg0.PhyNum;
5505 sas_device->fast_path = (le16_to_cpu(sas_device_pg0.Flags) &
5506 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0;
5508 if (sas_device_pg0.Flags & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
5509 sas_device->enclosure_level =
5510 le16_to_cpu(sas_device_pg0.EnclosureLevel);
5511 memcpy(&sas_device->connector_name[0],
5512 &sas_device_pg0.ConnectorName[0], 4);
5514 sas_device->enclosure_level = 0;
5515 sas_device->connector_name[0] = '\0';
5517 /* get enclosure_logical_id */
5518 if (sas_device->enclosure_handle && !(mpt3sas_config_get_enclosure_pg0(
5519 ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
5520 sas_device->enclosure_handle)))
5521 sas_device->enclosure_logical_id =
5522 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
5524 /* get device name */
5525 sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName);
5527 if (ioc->wait_for_discovery_to_complete)
5528 _scsih_sas_device_init_add(ioc, sas_device);
5530 _scsih_sas_device_add(ioc, sas_device);
5532 sas_device_put(sas_device);
5537 * _scsih_remove_device - removing sas device object
5538 * @ioc: per adapter object
5539 * @sas_device_delete: the sas_device object
5544 _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
5545 struct _sas_device *sas_device)
5547 struct MPT3SAS_TARGET *sas_target_priv_data;
5549 if ((ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) &&
5550 (sas_device->pfa_led_on)) {
5551 _scsih_turn_off_pfa_led(ioc, sas_device);
5552 sas_device->pfa_led_on = 0;
5554 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5555 "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n",
5556 ioc->name, __func__,
5557 sas_device->handle, (unsigned long long)
5558 sas_device->sas_address));
5559 if (sas_device->enclosure_handle != 0)
5560 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5561 "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n",
5562 ioc->name, __func__,
5563 (unsigned long long)sas_device->enclosure_logical_id,
5565 if (sas_device->connector_name[0] != '\0')
5566 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5567 "%s: enter: enclosure level(0x%04x), connector name( %s)\n",
5568 ioc->name, __func__,
5569 sas_device->enclosure_level,
5570 sas_device->connector_name));
5572 if (sas_device->starget && sas_device->starget->hostdata) {
5573 sas_target_priv_data = sas_device->starget->hostdata;
5574 sas_target_priv_data->deleted = 1;
5575 _scsih_ublock_io_device(ioc, sas_device->sas_address);
5576 sas_target_priv_data->handle =
5577 MPT3SAS_INVALID_DEVICE_HANDLE;
5580 if (!ioc->hide_drives)
5581 mpt3sas_transport_port_remove(ioc,
5582 sas_device->sas_address,
5583 sas_device->sas_address_parent);
5586 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
5587 ioc->name, sas_device->handle,
5588 (unsigned long long) sas_device->sas_address);
5589 if (sas_device->enclosure_handle != 0)
5591 "removing : enclosure logical id(0x%016llx), slot(%d)\n",
5593 (unsigned long long)sas_device->enclosure_logical_id,
5595 if (sas_device->connector_name[0] != '\0')
5597 "removing enclosure level(0x%04x), connector name( %s)\n",
5598 ioc->name, sas_device->enclosure_level,
5599 sas_device->connector_name);
5601 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5602 "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n",
5603 ioc->name, __func__,
5604 sas_device->handle, (unsigned long long)
5605 sas_device->sas_address));
5606 if (sas_device->enclosure_handle != 0)
5607 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5608 "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n",
5609 ioc->name, __func__,
5610 (unsigned long long)sas_device->enclosure_logical_id,
5612 if (sas_device->connector_name[0] != '\0')
5613 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5614 "%s: exit: enclosure level(0x%04x), connector name(%s)\n",
5615 ioc->name, __func__, sas_device->enclosure_level,
5616 sas_device->connector_name));
5620 * _scsih_sas_topology_change_event_debug - debug for topology event
5621 * @ioc: per adapter object
5622 * @event_data: event data payload
5626 _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
5627 Mpi2EventDataSasTopologyChangeList_t *event_data)
5633 char *status_str = NULL;
5634 u8 link_rate, prev_link_rate;
5636 switch (event_data->ExpStatus) {
5637 case MPI2_EVENT_SAS_TOPO_ES_ADDED:
5640 case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING:
5641 status_str = "remove";
5643 case MPI2_EVENT_SAS_TOPO_ES_RESPONDING:
5645 status_str = "responding";
5647 case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING:
5648 status_str = "remove delay";
5651 status_str = "unknown status";
5654 pr_info(MPT3SAS_FMT "sas topology change: (%s)\n",
5655 ioc->name, status_str);
5656 pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \
5657 "start_phy(%02d), count(%d)\n",
5658 le16_to_cpu(event_data->ExpanderDevHandle),
5659 le16_to_cpu(event_data->EnclosureHandle),
5660 event_data->StartPhyNum, event_data->NumEntries);
5661 for (i = 0; i < event_data->NumEntries; i++) {
5662 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
5665 phy_number = event_data->StartPhyNum + i;
5666 reason_code = event_data->PHY[i].PhyStatus &
5667 MPI2_EVENT_SAS_TOPO_RC_MASK;
5668 switch (reason_code) {
5669 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
5670 status_str = "target add";
5672 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING:
5673 status_str = "target remove";
5675 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING:
5676 status_str = "delay target remove";
5678 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
5679 status_str = "link rate change";
5681 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE:
5682 status_str = "target responding";
5685 status_str = "unknown";
5688 link_rate = event_data->PHY[i].LinkRate >> 4;
5689 prev_link_rate = event_data->PHY[i].LinkRate & 0xF;
5690 pr_info("\tphy(%02d), attached_handle(0x%04x): %s:" \
5691 " link rate: new(0x%02x), old(0x%02x)\n", phy_number,
5692 handle, status_str, link_rate, prev_link_rate);
5698 * _scsih_sas_topology_change_event - handle topology changes
5699 * @ioc: per adapter object
5700 * @fw_event: The fw_event_work object
5705 _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc,
5706 struct fw_event_work *fw_event)
5709 u16 parent_handle, handle;
5711 u8 phy_number, max_phys;
5712 struct _sas_node *sas_expander;
5714 unsigned long flags;
5715 u8 link_rate, prev_link_rate;
5716 Mpi2EventDataSasTopologyChangeList_t *event_data =
5717 (Mpi2EventDataSasTopologyChangeList_t *)
5718 fw_event->event_data;
5720 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
5721 _scsih_sas_topology_change_event_debug(ioc, event_data);
5723 if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery)
5726 if (!ioc->sas_hba.num_phys)
5727 _scsih_sas_host_add(ioc);
5729 _scsih_sas_host_refresh(ioc);
5731 if (fw_event->ignore) {
5732 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5733 "ignoring expander event\n", ioc->name));
5737 parent_handle = le16_to_cpu(event_data->ExpanderDevHandle);
5739 /* handle expander add */
5740 if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED)
5741 if (_scsih_expander_add(ioc, parent_handle) != 0)
5744 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5745 sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc,
5748 sas_address = sas_expander->sas_address;
5749 max_phys = sas_expander->num_phys;
5750 } else if (parent_handle < ioc->sas_hba.num_phys) {
5751 sas_address = ioc->sas_hba.sas_address;
5752 max_phys = ioc->sas_hba.num_phys;
5754 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5757 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5759 /* handle siblings events */
5760 for (i = 0; i < event_data->NumEntries; i++) {
5761 if (fw_event->ignore) {
5762 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5763 "ignoring expander event\n", ioc->name));
5766 if (ioc->remove_host || ioc->pci_error_recovery)
5768 phy_number = event_data->StartPhyNum + i;
5769 if (phy_number >= max_phys)
5771 reason_code = event_data->PHY[i].PhyStatus &
5772 MPI2_EVENT_SAS_TOPO_RC_MASK;
5773 if ((event_data->PHY[i].PhyStatus &
5774 MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code !=
5775 MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING))
5777 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
5780 link_rate = event_data->PHY[i].LinkRate >> 4;
5781 prev_link_rate = event_data->PHY[i].LinkRate & 0xF;
5782 switch (reason_code) {
5783 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
5785 if (ioc->shost_recovery)
5788 if (link_rate == prev_link_rate)
5791 mpt3sas_transport_update_links(ioc, sas_address,
5792 handle, phy_number, link_rate);
5794 if (link_rate < MPI2_SAS_NEG_LINK_RATE_1_5)
5797 _scsih_check_device(ioc, sas_address, handle,
5798 phy_number, link_rate);
5801 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
5803 if (ioc->shost_recovery)
5806 mpt3sas_transport_update_links(ioc, sas_address,
5807 handle, phy_number, link_rate);
5809 _scsih_add_device(ioc, handle, phy_number, 0);
5812 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING:
5814 _scsih_device_remove_by_handle(ioc, handle);
5819 /* handle expander removal */
5820 if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING &&
5822 mpt3sas_expander_remove(ioc, sas_address);
5828 * _scsih_sas_device_status_change_event_debug - debug for device event
5829 * @event_data: event data payload
5835 _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
5836 Mpi2EventDataSasDeviceStatusChange_t *event_data)
5838 char *reason_str = NULL;
5840 switch (event_data->ReasonCode) {
5841 case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA:
5842 reason_str = "smart data";
5844 case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED:
5845 reason_str = "unsupported device discovered";
5847 case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET:
5848 reason_str = "internal device reset";
5850 case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL:
5851 reason_str = "internal task abort";
5853 case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL:
5854 reason_str = "internal task abort set";
5856 case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL:
5857 reason_str = "internal clear task set";
5859 case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL:
5860 reason_str = "internal query task";
5862 case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE:
5863 reason_str = "sata init failure";
5865 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET:
5866 reason_str = "internal device reset complete";
5868 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL:
5869 reason_str = "internal task abort complete";
5871 case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION:
5872 reason_str = "internal async notification";
5874 case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY:
5875 reason_str = "expander reduced functionality";
5877 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY:
5878 reason_str = "expander reduced functionality complete";
5881 reason_str = "unknown reason";
5884 pr_info(MPT3SAS_FMT "device status change: (%s)\n"
5885 "\thandle(0x%04x), sas address(0x%016llx), tag(%d)",
5886 ioc->name, reason_str, le16_to_cpu(event_data->DevHandle),
5887 (unsigned long long)le64_to_cpu(event_data->SASAddress),
5888 le16_to_cpu(event_data->TaskTag));
5889 if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA)
5890 pr_info(MPT3SAS_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name,
5891 event_data->ASC, event_data->ASCQ);
5896 * _scsih_sas_device_status_change_event - handle device status change
5897 * @ioc: per adapter object
5898 * @fw_event: The fw_event_work object
5904 _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc,
5905 struct fw_event_work *fw_event)
5907 struct MPT3SAS_TARGET *target_priv_data;
5908 struct _sas_device *sas_device;
5910 unsigned long flags;
5911 Mpi2EventDataSasDeviceStatusChange_t *event_data =
5912 (Mpi2EventDataSasDeviceStatusChange_t *)
5913 fw_event->event_data;
5915 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
5916 _scsih_sas_device_status_change_event_debug(ioc,
5919 /* In MPI Revision K (0xC), the internal device reset complete was
5920 * implemented, so avoid setting tm_busy flag for older firmware.
5922 if ((ioc->facts.HeaderVersion >> 8) < 0xC)
5925 if (event_data->ReasonCode !=
5926 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET &&
5927 event_data->ReasonCode !=
5928 MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET)
5931 spin_lock_irqsave(&ioc->sas_device_lock, flags);
5932 sas_address = le64_to_cpu(event_data->SASAddress);
5933 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
5936 if (!sas_device || !sas_device->starget)
5939 target_priv_data = sas_device->starget->hostdata;
5940 if (!target_priv_data)
5943 if (event_data->ReasonCode ==
5944 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET)
5945 target_priv_data->tm_busy = 1;
5947 target_priv_data->tm_busy = 0;
5951 sas_device_put(sas_device);
5953 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
5958 * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure
5960 * @ioc: per adapter object
5961 * @event_data: event data payload
5967 _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
5968 Mpi2EventDataSasEnclDevStatusChange_t *event_data)
5970 char *reason_str = NULL;
5972 switch (event_data->ReasonCode) {
5973 case MPI2_EVENT_SAS_ENCL_RC_ADDED:
5974 reason_str = "enclosure add";
5976 case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING:
5977 reason_str = "enclosure remove";
5980 reason_str = "unknown reason";
5984 pr_info(MPT3SAS_FMT "enclosure status change: (%s)\n"
5985 "\thandle(0x%04x), enclosure logical id(0x%016llx)"
5986 " number slots(%d)\n", ioc->name, reason_str,
5987 le16_to_cpu(event_data->EnclosureHandle),
5988 (unsigned long long)le64_to_cpu(event_data->EnclosureLogicalID),
5989 le16_to_cpu(event_data->StartSlot));
5993 * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events
5994 * @ioc: per adapter object
5995 * @fw_event: The fw_event_work object
6001 _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER *ioc,
6002 struct fw_event_work *fw_event)
6004 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
6005 _scsih_sas_enclosure_dev_status_change_event_debug(ioc,
6006 (Mpi2EventDataSasEnclDevStatusChange_t *)
6007 fw_event->event_data);
6011 * _scsih_sas_broadcast_primitive_event - handle broadcast events
6012 * @ioc: per adapter object
6013 * @fw_event: The fw_event_work object
6019 _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc,
6020 struct fw_event_work *fw_event)
6022 struct scsi_cmnd *scmd;
6023 struct scsi_device *sdev;
6026 struct MPT3SAS_DEVICE *sas_device_priv_data;
6027 u32 termination_count;
6029 Mpi2SCSITaskManagementReply_t *mpi_reply;
6030 Mpi2EventDataSasBroadcastPrimitive_t *event_data =
6031 (Mpi2EventDataSasBroadcastPrimitive_t *)
6032 fw_event->event_data;
6034 unsigned long flags;
6037 u8 task_abort_retries;
6039 mutex_lock(&ioc->tm_cmds.mutex);
6041 "%s: enter: phy number(%d), width(%d)\n",
6042 ioc->name, __func__, event_data->PhyNum,
6043 event_data->PortWidth);
6045 _scsih_block_io_all_device(ioc);
6047 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6048 mpi_reply = ioc->tm_cmds.reply;
6049 broadcast_aen_retry:
6051 /* sanity checks for retrying this loop */
6052 if (max_retries++ == 5) {
6053 dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: giving up\n",
6054 ioc->name, __func__));
6056 } else if (max_retries > 1)
6057 dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: %d retry\n",
6058 ioc->name, __func__, max_retries - 1));
6060 termination_count = 0;
6062 for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
6063 if (ioc->shost_recovery)
6065 scmd = _scsih_scsi_lookup_get(ioc, smid);
6068 sdev = scmd->device;
6069 sas_device_priv_data = sdev->hostdata;
6070 if (!sas_device_priv_data || !sas_device_priv_data->sas_target)
6072 /* skip hidden raid components */
6073 if (sas_device_priv_data->sas_target->flags &
6074 MPT_TARGET_FLAGS_RAID_COMPONENT)
6077 if (sas_device_priv_data->sas_target->flags &
6078 MPT_TARGET_FLAGS_VOLUME)
6081 handle = sas_device_priv_data->sas_target->handle;
6082 lun = sas_device_priv_data->lun;
6085 if (ioc->shost_recovery)
6088 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
6089 r = mpt3sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
6090 MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30,
6093 sdev_printk(KERN_WARNING, sdev,
6094 "mpt3sas_scsih_issue_tm: FAILED when sending "
6095 "QUERY_TASK: scmd(%p)\n", scmd);
6096 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6097 goto broadcast_aen_retry;
6099 ioc_status = le16_to_cpu(mpi_reply->IOCStatus)
6100 & MPI2_IOCSTATUS_MASK;
6101 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6102 sdev_printk(KERN_WARNING, sdev,
6103 "query task: FAILED with IOCSTATUS(0x%04x), scmd(%p)\n",
6105 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6106 goto broadcast_aen_retry;
6109 /* see if IO is still owned by IOC and target */
6110 if (mpi_reply->ResponseCode ==
6111 MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED ||
6112 mpi_reply->ResponseCode ==
6113 MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC) {
6114 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6117 task_abort_retries = 0;
6119 if (task_abort_retries++ == 60) {
6120 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6121 "%s: ABORT_TASK: giving up\n", ioc->name,
6123 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6124 goto broadcast_aen_retry;
6127 if (ioc->shost_recovery)
6130 r = mpt3sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id,
6131 sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30,
6134 sdev_printk(KERN_WARNING, sdev,
6135 "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : "
6136 "scmd(%p)\n", scmd);
6140 if (task_abort_retries > 1)
6141 sdev_printk(KERN_WARNING, sdev,
6142 "mpt3sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):"
6144 task_abort_retries - 1, scmd);
6146 termination_count += le32_to_cpu(mpi_reply->TerminationCount);
6147 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6150 if (ioc->broadcast_aen_pending) {
6151 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6152 "%s: loop back due to pending AEN\n",
6153 ioc->name, __func__));
6154 ioc->broadcast_aen_pending = 0;
6155 goto broadcast_aen_retry;
6159 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
6162 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6163 "%s - exit, query_count = %d termination_count = %d\n",
6164 ioc->name, __func__, query_count, termination_count));
6166 ioc->broadcast_aen_busy = 0;
6167 if (!ioc->shost_recovery)
6168 _scsih_ublock_io_all_device(ioc);
6169 mutex_unlock(&ioc->tm_cmds.mutex);
6173 * _scsih_sas_discovery_event - handle discovery events
6174 * @ioc: per adapter object
6175 * @fw_event: The fw_event_work object
6181 _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc,
6182 struct fw_event_work *fw_event)
6184 Mpi2EventDataSasDiscovery_t *event_data =
6185 (Mpi2EventDataSasDiscovery_t *) fw_event->event_data;
6187 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) {
6188 pr_info(MPT3SAS_FMT "discovery event: (%s)", ioc->name,
6189 (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ?
6191 if (event_data->DiscoveryStatus)
6192 pr_info("discovery_status(0x%08x)",
6193 le32_to_cpu(event_data->DiscoveryStatus));
6197 if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED &&
6198 !ioc->sas_hba.num_phys) {
6199 if (disable_discovery > 0 && ioc->shost_recovery) {
6200 /* Wait for the reset to complete */
6201 while (ioc->shost_recovery)
6204 _scsih_sas_host_add(ioc);
6209 * _scsih_ir_fastpath - turn on fastpath for IR physdisk
6210 * @ioc: per adapter object
6211 * @handle: device handle for physical disk
6212 * @phys_disk_num: physical disk number
6214 * Return 0 for success, else failure.
6217 _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num)
6219 Mpi2RaidActionRequest_t *mpi_request;
6220 Mpi2RaidActionReply_t *mpi_reply;
6227 if (ioc->hba_mpi_version_belonged == MPI2_VERSION)
6230 mutex_lock(&ioc->scsih_cmds.mutex);
6232 if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) {
6233 pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n",
6234 ioc->name, __func__);
6238 ioc->scsih_cmds.status = MPT3_CMD_PENDING;
6240 smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx);
6242 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
6243 ioc->name, __func__);
6244 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
6249 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
6250 ioc->scsih_cmds.smid = smid;
6251 memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t));
6253 mpi_request->Function = MPI2_FUNCTION_RAID_ACTION;
6254 mpi_request->Action = MPI2_RAID_ACTION_PHYSDISK_HIDDEN;
6255 mpi_request->PhysDiskNum = phys_disk_num;
6257 dewtprintk(ioc, pr_info(MPT3SAS_FMT "IR RAID_ACTION: turning fast "\
6258 "path on for handle(0x%04x), phys_disk_num (0x%02x)\n", ioc->name,
6259 handle, phys_disk_num));
6261 init_completion(&ioc->scsih_cmds.done);
6262 mpt3sas_base_put_smid_default(ioc, smid);
6263 wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
6265 if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) {
6266 pr_err(MPT3SAS_FMT "%s: timeout\n",
6267 ioc->name, __func__);
6268 if (!(ioc->scsih_cmds.status & MPT3_CMD_RESET))
6274 if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) {
6276 mpi_reply = ioc->scsih_cmds.reply;
6277 ioc_status = le16_to_cpu(mpi_reply->IOCStatus);
6278 if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE)
6279 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
6282 ioc_status &= MPI2_IOCSTATUS_MASK;
6283 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6284 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6285 "IR RAID_ACTION: failed: ioc_status(0x%04x), "
6286 "loginfo(0x%08x)!!!\n", ioc->name, ioc_status,
6290 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6291 "IR RAID_ACTION: completed successfully\n",
6296 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
6297 mutex_unlock(&ioc->scsih_cmds.mutex);
6300 mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
6306 * _scsih_reprobe_lun - reprobing lun
6307 * @sdev: scsi device struct
6308 * @no_uld_attach: sdev->no_uld_attach flag setting
6312 _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach)
6315 sdev->no_uld_attach = no_uld_attach ? 1 : 0;
6316 sdev_printk(KERN_INFO, sdev, "%s raid component\n",
6317 sdev->no_uld_attach ? "hidding" : "exposing");
6318 rc = scsi_device_reprobe(sdev);
6322 * _scsih_sas_volume_add - add new volume
6323 * @ioc: per adapter object
6324 * @element: IR config element data
6330 _scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc,
6331 Mpi2EventIrConfigElement_t *element)
6333 struct _raid_device *raid_device;
6334 unsigned long flags;
6336 u16 handle = le16_to_cpu(element->VolDevHandle);
6339 mpt3sas_config_get_volume_wwid(ioc, handle, &wwid);
6342 "failure at %s:%d/%s()!\n", ioc->name,
6343 __FILE__, __LINE__, __func__);
6347 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6348 raid_device = _scsih_raid_device_find_by_wwid(ioc, wwid);
6349 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6354 raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL);
6357 "failure at %s:%d/%s()!\n", ioc->name,
6358 __FILE__, __LINE__, __func__);
6362 raid_device->id = ioc->sas_id++;
6363 raid_device->channel = RAID_CHANNEL;
6364 raid_device->handle = handle;
6365 raid_device->wwid = wwid;
6366 _scsih_raid_device_add(ioc, raid_device);
6367 if (!ioc->wait_for_discovery_to_complete) {
6368 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
6369 raid_device->id, 0);
6371 _scsih_raid_device_remove(ioc, raid_device);
6373 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6374 _scsih_determine_boot_device(ioc, raid_device, 1);
6375 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6380 * _scsih_sas_volume_delete - delete volume
6381 * @ioc: per adapter object
6382 * @handle: volume device handle
6388 _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle)
6390 struct _raid_device *raid_device;
6391 unsigned long flags;
6392 struct MPT3SAS_TARGET *sas_target_priv_data;
6393 struct scsi_target *starget = NULL;
6395 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6396 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
6398 if (raid_device->starget) {
6399 starget = raid_device->starget;
6400 sas_target_priv_data = starget->hostdata;
6401 sas_target_priv_data->deleted = 1;
6403 pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n",
6404 ioc->name, raid_device->handle,
6405 (unsigned long long) raid_device->wwid);
6406 list_del(&raid_device->list);
6409 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6411 scsi_remove_target(&starget->dev);
6415 * _scsih_sas_pd_expose - expose pd component to /dev/sdX
6416 * @ioc: per adapter object
6417 * @element: IR config element data
6423 _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc,
6424 Mpi2EventIrConfigElement_t *element)
6426 struct _sas_device *sas_device;
6427 struct scsi_target *starget = NULL;
6428 struct MPT3SAS_TARGET *sas_target_priv_data;
6429 unsigned long flags;
6430 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6432 spin_lock_irqsave(&ioc->sas_device_lock, flags);
6433 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
6435 sas_device->volume_handle = 0;
6436 sas_device->volume_wwid = 0;
6437 clear_bit(handle, ioc->pd_handles);
6438 if (sas_device->starget && sas_device->starget->hostdata) {
6439 starget = sas_device->starget;
6440 sas_target_priv_data = starget->hostdata;
6441 sas_target_priv_data->flags &=
6442 ~MPT_TARGET_FLAGS_RAID_COMPONENT;
6445 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
6449 /* exposing raid component */
6451 starget_for_each_device(starget, NULL, _scsih_reprobe_lun);
6453 sas_device_put(sas_device);
6457 * _scsih_sas_pd_hide - hide pd component from /dev/sdX
6458 * @ioc: per adapter object
6459 * @element: IR config element data
6465 _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc,
6466 Mpi2EventIrConfigElement_t *element)
6468 struct _sas_device *sas_device;
6469 struct scsi_target *starget = NULL;
6470 struct MPT3SAS_TARGET *sas_target_priv_data;
6471 unsigned long flags;
6472 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6473 u16 volume_handle = 0;
6474 u64 volume_wwid = 0;
6476 mpt3sas_config_get_volume_handle(ioc, handle, &volume_handle);
6478 mpt3sas_config_get_volume_wwid(ioc, volume_handle,
6481 spin_lock_irqsave(&ioc->sas_device_lock, flags);
6482 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
6484 set_bit(handle, ioc->pd_handles);
6485 if (sas_device->starget && sas_device->starget->hostdata) {
6486 starget = sas_device->starget;
6487 sas_target_priv_data = starget->hostdata;
6488 sas_target_priv_data->flags |=
6489 MPT_TARGET_FLAGS_RAID_COMPONENT;
6490 sas_device->volume_handle = volume_handle;
6491 sas_device->volume_wwid = volume_wwid;
6494 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
6498 /* hiding raid component */
6499 _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
6502 starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun);
6504 sas_device_put(sas_device);
6508 * _scsih_sas_pd_delete - delete pd component
6509 * @ioc: per adapter object
6510 * @element: IR config element data
6516 _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER *ioc,
6517 Mpi2EventIrConfigElement_t *element)
6519 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6521 _scsih_device_remove_by_handle(ioc, handle);
6525 * _scsih_sas_pd_add - remove pd component
6526 * @ioc: per adapter object
6527 * @element: IR config element data
6533 _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc,
6534 Mpi2EventIrConfigElement_t *element)
6536 struct _sas_device *sas_device;
6537 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6538 Mpi2ConfigReply_t mpi_reply;
6539 Mpi2SasDevicePage0_t sas_device_pg0;
6544 set_bit(handle, ioc->pd_handles);
6546 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
6548 _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
6549 sas_device_put(sas_device);
6553 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
6554 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
6555 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6556 ioc->name, __FILE__, __LINE__, __func__);
6560 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
6561 MPI2_IOCSTATUS_MASK;
6562 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6563 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6564 ioc->name, __FILE__, __LINE__, __func__);
6568 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
6569 if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address))
6570 mpt3sas_transport_update_links(ioc, sas_address, handle,
6571 sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
6573 _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
6574 _scsih_add_device(ioc, handle, 0, 1);
6578 * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events
6579 * @ioc: per adapter object
6580 * @event_data: event data payload
6586 _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
6587 Mpi2EventDataIrConfigChangeList_t *event_data)
6589 Mpi2EventIrConfigElement_t *element;
6592 char *reason_str = NULL, *element_str = NULL;
6594 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
6596 pr_info(MPT3SAS_FMT "raid config change: (%s), elements(%d)\n",
6597 ioc->name, (le32_to_cpu(event_data->Flags) &
6598 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ?
6599 "foreign" : "native", event_data->NumElements);
6600 for (i = 0; i < event_data->NumElements; i++, element++) {
6601 switch (element->ReasonCode) {
6602 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
6605 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
6606 reason_str = "remove";
6608 case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE:
6609 reason_str = "no change";
6611 case MPI2_EVENT_IR_CHANGE_RC_HIDE:
6612 reason_str = "hide";
6614 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE:
6615 reason_str = "unhide";
6617 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
6618 reason_str = "volume_created";
6620 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
6621 reason_str = "volume_deleted";
6623 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
6624 reason_str = "pd_created";
6626 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
6627 reason_str = "pd_deleted";
6630 reason_str = "unknown reason";
6633 element_type = le16_to_cpu(element->ElementFlags) &
6634 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK;
6635 switch (element_type) {
6636 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT:
6637 element_str = "volume";
6639 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT:
6640 element_str = "phys disk";
6642 case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT:
6643 element_str = "hot spare";
6646 element_str = "unknown element";
6649 pr_info("\t(%s:%s), vol handle(0x%04x), " \
6650 "pd handle(0x%04x), pd num(0x%02x)\n", element_str,
6651 reason_str, le16_to_cpu(element->VolDevHandle),
6652 le16_to_cpu(element->PhysDiskDevHandle),
6653 element->PhysDiskNum);
6658 * _scsih_sas_ir_config_change_event - handle ir configuration change events
6659 * @ioc: per adapter object
6660 * @fw_event: The fw_event_work object
6666 _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc,
6667 struct fw_event_work *fw_event)
6669 Mpi2EventIrConfigElement_t *element;
6672 Mpi2EventDataIrConfigChangeList_t *event_data =
6673 (Mpi2EventDataIrConfigChangeList_t *)
6674 fw_event->event_data;
6676 if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) &&
6677 (!ioc->hide_ir_msg))
6678 _scsih_sas_ir_config_change_event_debug(ioc, event_data);
6680 foreign_config = (le32_to_cpu(event_data->Flags) &
6681 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
6683 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
6684 if (ioc->shost_recovery &&
6685 ioc->hba_mpi_version_belonged != MPI2_VERSION) {
6686 for (i = 0; i < event_data->NumElements; i++, element++) {
6687 if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_HIDE)
6688 _scsih_ir_fastpath(ioc,
6689 le16_to_cpu(element->PhysDiskDevHandle),
6690 element->PhysDiskNum);
6695 for (i = 0; i < event_data->NumElements; i++, element++) {
6697 switch (element->ReasonCode) {
6698 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
6699 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
6700 if (!foreign_config)
6701 _scsih_sas_volume_add(ioc, element);
6703 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
6704 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
6705 if (!foreign_config)
6706 _scsih_sas_volume_delete(ioc,
6707 le16_to_cpu(element->VolDevHandle));
6709 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
6710 if (!ioc->is_warpdrive)
6711 _scsih_sas_pd_hide(ioc, element);
6713 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
6714 if (!ioc->is_warpdrive)
6715 _scsih_sas_pd_expose(ioc, element);
6717 case MPI2_EVENT_IR_CHANGE_RC_HIDE:
6718 if (!ioc->is_warpdrive)
6719 _scsih_sas_pd_add(ioc, element);
6721 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE:
6722 if (!ioc->is_warpdrive)
6723 _scsih_sas_pd_delete(ioc, element);
6730 * _scsih_sas_ir_volume_event - IR volume event
6731 * @ioc: per adapter object
6732 * @fw_event: The fw_event_work object
6738 _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc,
6739 struct fw_event_work *fw_event)
6742 unsigned long flags;
6743 struct _raid_device *raid_device;
6747 Mpi2EventDataIrVolume_t *event_data =
6748 (Mpi2EventDataIrVolume_t *) fw_event->event_data;
6750 if (ioc->shost_recovery)
6753 if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED)
6756 handle = le16_to_cpu(event_data->VolDevHandle);
6757 state = le32_to_cpu(event_data->NewValue);
6758 if (!ioc->hide_ir_msg)
6759 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6760 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6761 ioc->name, __func__, handle,
6762 le32_to_cpu(event_data->PreviousValue), state));
6764 case MPI2_RAID_VOL_STATE_MISSING:
6765 case MPI2_RAID_VOL_STATE_FAILED:
6766 _scsih_sas_volume_delete(ioc, handle);
6769 case MPI2_RAID_VOL_STATE_ONLINE:
6770 case MPI2_RAID_VOL_STATE_DEGRADED:
6771 case MPI2_RAID_VOL_STATE_OPTIMAL:
6773 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6774 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
6775 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6780 mpt3sas_config_get_volume_wwid(ioc, handle, &wwid);
6783 "failure at %s:%d/%s()!\n", ioc->name,
6784 __FILE__, __LINE__, __func__);
6788 raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL);
6791 "failure at %s:%d/%s()!\n", ioc->name,
6792 __FILE__, __LINE__, __func__);
6796 raid_device->id = ioc->sas_id++;
6797 raid_device->channel = RAID_CHANNEL;
6798 raid_device->handle = handle;
6799 raid_device->wwid = wwid;
6800 _scsih_raid_device_add(ioc, raid_device);
6801 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
6802 raid_device->id, 0);
6804 _scsih_raid_device_remove(ioc, raid_device);
6807 case MPI2_RAID_VOL_STATE_INITIALIZING:
6814 * _scsih_sas_ir_physical_disk_event - PD event
6815 * @ioc: per adapter object
6816 * @fw_event: The fw_event_work object
6822 _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc,
6823 struct fw_event_work *fw_event)
6825 u16 handle, parent_handle;
6827 struct _sas_device *sas_device;
6828 Mpi2ConfigReply_t mpi_reply;
6829 Mpi2SasDevicePage0_t sas_device_pg0;
6831 Mpi2EventDataIrPhysicalDisk_t *event_data =
6832 (Mpi2EventDataIrPhysicalDisk_t *) fw_event->event_data;
6835 if (ioc->shost_recovery)
6838 if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED)
6841 handle = le16_to_cpu(event_data->PhysDiskDevHandle);
6842 state = le32_to_cpu(event_data->NewValue);
6844 if (!ioc->hide_ir_msg)
6845 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6846 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6847 ioc->name, __func__, handle,
6848 le32_to_cpu(event_data->PreviousValue), state));
6851 case MPI2_RAID_PD_STATE_ONLINE:
6852 case MPI2_RAID_PD_STATE_DEGRADED:
6853 case MPI2_RAID_PD_STATE_REBUILDING:
6854 case MPI2_RAID_PD_STATE_OPTIMAL:
6855 case MPI2_RAID_PD_STATE_HOT_SPARE:
6857 if (!ioc->is_warpdrive)
6858 set_bit(handle, ioc->pd_handles);
6860 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
6862 sas_device_put(sas_device);
6866 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
6867 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
6869 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6870 ioc->name, __FILE__, __LINE__, __func__);
6874 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
6875 MPI2_IOCSTATUS_MASK;
6876 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6877 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6878 ioc->name, __FILE__, __LINE__, __func__);
6882 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
6883 if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address))
6884 mpt3sas_transport_update_links(ioc, sas_address, handle,
6885 sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
6887 _scsih_add_device(ioc, handle, 0, 1);
6891 case MPI2_RAID_PD_STATE_OFFLINE:
6892 case MPI2_RAID_PD_STATE_NOT_CONFIGURED:
6893 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE:
6900 * _scsih_sas_ir_operation_status_event_debug - debug for IR op event
6901 * @ioc: per adapter object
6902 * @event_data: event data payload
6908 _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER *ioc,
6909 Mpi2EventDataIrOperationStatus_t *event_data)
6911 char *reason_str = NULL;
6913 switch (event_data->RAIDOperation) {
6914 case MPI2_EVENT_IR_RAIDOP_RESYNC:
6915 reason_str = "resync";
6917 case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION:
6918 reason_str = "online capacity expansion";
6920 case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK:
6921 reason_str = "consistency check";
6923 case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT:
6924 reason_str = "background init";
6926 case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT:
6927 reason_str = "make data consistent";
6934 pr_info(MPT3SAS_FMT "raid operational status: (%s)" \
6935 "\thandle(0x%04x), percent complete(%d)\n",
6936 ioc->name, reason_str,
6937 le16_to_cpu(event_data->VolDevHandle),
6938 event_data->PercentComplete);
6942 * _scsih_sas_ir_operation_status_event - handle RAID operation events
6943 * @ioc: per adapter object
6944 * @fw_event: The fw_event_work object
6950 _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER *ioc,
6951 struct fw_event_work *fw_event)
6953 Mpi2EventDataIrOperationStatus_t *event_data =
6954 (Mpi2EventDataIrOperationStatus_t *)
6955 fw_event->event_data;
6956 static struct _raid_device *raid_device;
6957 unsigned long flags;
6960 if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) &&
6961 (!ioc->hide_ir_msg))
6962 _scsih_sas_ir_operation_status_event_debug(ioc,
6965 /* code added for raid transport support */
6966 if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) {
6968 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6969 handle = le16_to_cpu(event_data->VolDevHandle);
6970 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
6972 raid_device->percent_complete =
6973 event_data->PercentComplete;
6974 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6979 * _scsih_prep_device_scan - initialize parameters prior to device scan
6980 * @ioc: per adapter object
6982 * Set the deleted flag prior to device scan. If the device is found during
6983 * the scan, then we clear the deleted flag.
6986 _scsih_prep_device_scan(struct MPT3SAS_ADAPTER *ioc)
6988 struct MPT3SAS_DEVICE *sas_device_priv_data;
6989 struct scsi_device *sdev;
6991 shost_for_each_device(sdev, ioc->shost) {
6992 sas_device_priv_data = sdev->hostdata;
6993 if (sas_device_priv_data && sas_device_priv_data->sas_target)
6994 sas_device_priv_data->sas_target->deleted = 1;
6999 * _scsih_mark_responding_sas_device - mark a sas_devices as responding
7000 * @ioc: per adapter object
7001 * @sas_device_pg0: SAS Device page 0
7003 * After host reset, find out whether devices are still responding.
7004 * Used in _scsih_remove_unresponsive_sas_devices.
7009 _scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER *ioc,
7010 Mpi2SasDevicePage0_t *sas_device_pg0)
7012 struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
7013 struct scsi_target *starget;
7014 struct _sas_device *sas_device;
7015 unsigned long flags;
7017 spin_lock_irqsave(&ioc->sas_device_lock, flags);
7018 list_for_each_entry(sas_device, &ioc->sas_device_list, list) {
7019 if ((sas_device->sas_address == sas_device_pg0->SASAddress) &&
7020 (sas_device->slot == sas_device_pg0->Slot)) {
7021 sas_device->responding = 1;
7022 starget = sas_device->starget;
7023 if (starget && starget->hostdata) {
7024 sas_target_priv_data = starget->hostdata;
7025 sas_target_priv_data->tm_busy = 0;
7026 sas_target_priv_data->deleted = 0;
7028 sas_target_priv_data = NULL;
7030 starget_printk(KERN_INFO, starget,
7031 "handle(0x%04x), sas_addr(0x%016llx)\n",
7032 sas_device_pg0->DevHandle,
7033 (unsigned long long)
7034 sas_device->sas_address);
7036 if (sas_device->enclosure_handle != 0)
7037 starget_printk(KERN_INFO, starget,
7038 "enclosure logical id(0x%016llx),"
7040 (unsigned long long)
7041 sas_device->enclosure_logical_id,
7044 if (sas_device_pg0->Flags &
7045 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
7046 sas_device->enclosure_level =
7047 le16_to_cpu(sas_device_pg0->EnclosureLevel);
7048 memcpy(&sas_device->connector_name[0],
7049 &sas_device_pg0->ConnectorName[0], 4);
7051 sas_device->enclosure_level = 0;
7052 sas_device->connector_name[0] = '\0';
7055 if (sas_device->handle == sas_device_pg0->DevHandle)
7057 pr_info("\thandle changed from(0x%04x)!!!\n",
7058 sas_device->handle);
7059 sas_device->handle = sas_device_pg0->DevHandle;
7060 if (sas_target_priv_data)
7061 sas_target_priv_data->handle =
7062 sas_device_pg0->DevHandle;
7067 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
7071 * _scsih_search_responding_sas_devices -
7072 * @ioc: per adapter object
7074 * After host reset, find out whether devices are still responding.
7080 _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
7082 Mpi2SasDevicePage0_t sas_device_pg0;
7083 Mpi2ConfigReply_t mpi_reply;
7088 pr_info(MPT3SAS_FMT "search for end-devices: start\n", ioc->name);
7090 if (list_empty(&ioc->sas_device_list))
7094 while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
7095 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE,
7097 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7098 MPI2_IOCSTATUS_MASK;
7099 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7101 handle = sas_device_pg0.DevHandle =
7102 le16_to_cpu(sas_device_pg0.DevHandle);
7103 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
7104 if (!(_scsih_is_end_device(device_info)))
7106 sas_device_pg0.SASAddress =
7107 le64_to_cpu(sas_device_pg0.SASAddress);
7108 sas_device_pg0.Slot = le16_to_cpu(sas_device_pg0.Slot);
7109 _scsih_mark_responding_sas_device(ioc, &sas_device_pg0);
7113 pr_info(MPT3SAS_FMT "search for end-devices: complete\n",
7118 * _scsih_mark_responding_raid_device - mark a raid_device as responding
7119 * @ioc: per adapter object
7120 * @wwid: world wide identifier for raid volume
7121 * @handle: device handle
7123 * After host reset, find out whether devices are still responding.
7124 * Used in _scsih_remove_unresponsive_raid_devices.
7129 _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid,
7132 struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
7133 struct scsi_target *starget;
7134 struct _raid_device *raid_device;
7135 unsigned long flags;
7137 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7138 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
7139 if (raid_device->wwid == wwid && raid_device->starget) {
7140 starget = raid_device->starget;
7141 if (starget && starget->hostdata) {
7142 sas_target_priv_data = starget->hostdata;
7143 sas_target_priv_data->deleted = 0;
7145 sas_target_priv_data = NULL;
7146 raid_device->responding = 1;
7147 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7148 starget_printk(KERN_INFO, raid_device->starget,
7149 "handle(0x%04x), wwid(0x%016llx)\n", handle,
7150 (unsigned long long)raid_device->wwid);
7153 * WARPDRIVE: The handles of the PDs might have changed
7154 * across the host reset so re-initialize the
7155 * required data for Direct IO
7157 mpt3sas_init_warpdrive_properties(ioc, raid_device);
7158 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7159 if (raid_device->handle == handle) {
7160 spin_unlock_irqrestore(&ioc->raid_device_lock,
7164 pr_info("\thandle changed from(0x%04x)!!!\n",
7165 raid_device->handle);
7166 raid_device->handle = handle;
7167 if (sas_target_priv_data)
7168 sas_target_priv_data->handle = handle;
7169 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7173 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7177 * _scsih_search_responding_raid_devices -
7178 * @ioc: per adapter object
7180 * After host reset, find out whether devices are still responding.
7186 _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc)
7188 Mpi2RaidVolPage1_t volume_pg1;
7189 Mpi2RaidVolPage0_t volume_pg0;
7190 Mpi2RaidPhysDiskPage0_t pd_pg0;
7191 Mpi2ConfigReply_t mpi_reply;
7196 if (!ioc->ir_firmware)
7199 pr_info(MPT3SAS_FMT "search for raid volumes: start\n",
7202 if (list_empty(&ioc->raid_device_list))
7206 while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
7207 &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) {
7208 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7209 MPI2_IOCSTATUS_MASK;
7210 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7212 handle = le16_to_cpu(volume_pg1.DevHandle);
7214 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply,
7215 &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
7216 sizeof(Mpi2RaidVolPage0_t)))
7219 if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL ||
7220 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE ||
7221 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED)
7222 _scsih_mark_responding_raid_device(ioc,
7223 le64_to_cpu(volume_pg1.WWID), handle);
7226 /* refresh the pd_handles */
7227 if (!ioc->is_warpdrive) {
7228 phys_disk_num = 0xFF;
7229 memset(ioc->pd_handles, 0, ioc->pd_handles_sz);
7230 while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
7231 &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM,
7233 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7234 MPI2_IOCSTATUS_MASK;
7235 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7237 phys_disk_num = pd_pg0.PhysDiskNum;
7238 handle = le16_to_cpu(pd_pg0.DevHandle);
7239 set_bit(handle, ioc->pd_handles);
7243 pr_info(MPT3SAS_FMT "search for responding raid volumes: complete\n",
7248 * _scsih_mark_responding_expander - mark a expander as responding
7249 * @ioc: per adapter object
7250 * @sas_address: sas address
7253 * After host reset, find out whether devices are still responding.
7254 * Used in _scsih_remove_unresponsive_expanders.
7259 _scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
7262 struct _sas_node *sas_expander;
7263 unsigned long flags;
7266 spin_lock_irqsave(&ioc->sas_node_lock, flags);
7267 list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
7268 if (sas_expander->sas_address != sas_address)
7270 sas_expander->responding = 1;
7271 if (sas_expander->handle == handle)
7273 pr_info("\texpander(0x%016llx): handle changed" \
7274 " from(0x%04x) to (0x%04x)!!!\n",
7275 (unsigned long long)sas_expander->sas_address,
7276 sas_expander->handle, handle);
7277 sas_expander->handle = handle;
7278 for (i = 0 ; i < sas_expander->num_phys ; i++)
7279 sas_expander->phy[i].handle = handle;
7283 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
7287 * _scsih_search_responding_expanders -
7288 * @ioc: per adapter object
7290 * After host reset, find out whether devices are still responding.
7296 _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc)
7298 Mpi2ExpanderPage0_t expander_pg0;
7299 Mpi2ConfigReply_t mpi_reply;
7304 pr_info(MPT3SAS_FMT "search for expanders: start\n", ioc->name);
7306 if (list_empty(&ioc->sas_expander_list))
7310 while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
7311 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) {
7313 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7314 MPI2_IOCSTATUS_MASK;
7315 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7318 handle = le16_to_cpu(expander_pg0.DevHandle);
7319 sas_address = le64_to_cpu(expander_pg0.SASAddress);
7320 pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n",
7322 (unsigned long long)sas_address);
7323 _scsih_mark_responding_expander(ioc, sas_address, handle);
7327 pr_info(MPT3SAS_FMT "search for expanders: complete\n", ioc->name);
7331 * _scsih_remove_unresponding_sas_devices - removing unresponding devices
7332 * @ioc: per adapter object
7337 _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
7339 struct _sas_device *sas_device, *sas_device_next;
7340 struct _sas_node *sas_expander, *sas_expander_next;
7341 struct _raid_device *raid_device, *raid_device_next;
7342 struct list_head tmp_list;
7343 unsigned long flags;
7346 pr_info(MPT3SAS_FMT "removing unresponding devices: start\n",
7349 /* removing unresponding end devices */
7350 pr_info(MPT3SAS_FMT "removing unresponding devices: end-devices\n",
7353 * Iterate, pulling off devices marked as non-responding. We become the
7354 * owner for the reference the list had on any object we prune.
7356 spin_lock_irqsave(&ioc->sas_device_lock, flags);
7357 list_for_each_entry_safe(sas_device, sas_device_next,
7358 &ioc->sas_device_list, list) {
7359 if (!sas_device->responding)
7360 list_move_tail(&sas_device->list, &head);
7362 sas_device->responding = 0;
7364 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
7367 * Now, uninitialize and remove the unresponding devices we pruned.
7369 list_for_each_entry_safe(sas_device, sas_device_next, &head, list) {
7370 _scsih_remove_device(ioc, sas_device);
7371 list_del_init(&sas_device->list);
7372 sas_device_put(sas_device);
7375 /* removing unresponding volumes */
7376 if (ioc->ir_firmware) {
7377 pr_info(MPT3SAS_FMT "removing unresponding devices: volumes\n",
7379 list_for_each_entry_safe(raid_device, raid_device_next,
7380 &ioc->raid_device_list, list) {
7381 if (!raid_device->responding)
7382 _scsih_sas_volume_delete(ioc,
7383 raid_device->handle);
7385 raid_device->responding = 0;
7389 /* removing unresponding expanders */
7390 pr_info(MPT3SAS_FMT "removing unresponding devices: expanders\n",
7392 spin_lock_irqsave(&ioc->sas_node_lock, flags);
7393 INIT_LIST_HEAD(&tmp_list);
7394 list_for_each_entry_safe(sas_expander, sas_expander_next,
7395 &ioc->sas_expander_list, list) {
7396 if (!sas_expander->responding)
7397 list_move_tail(&sas_expander->list, &tmp_list);
7399 sas_expander->responding = 0;
7401 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
7402 list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list,
7404 list_del(&sas_expander->list);
7405 _scsih_expander_node_remove(ioc, sas_expander);
7408 pr_info(MPT3SAS_FMT "removing unresponding devices: complete\n",
7411 /* unblock devices */
7412 _scsih_ublock_io_all_device(ioc);
7416 _scsih_refresh_expander_links(struct MPT3SAS_ADAPTER *ioc,
7417 struct _sas_node *sas_expander, u16 handle)
7419 Mpi2ExpanderPage1_t expander_pg1;
7420 Mpi2ConfigReply_t mpi_reply;
7423 for (i = 0 ; i < sas_expander->num_phys ; i++) {
7424 if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply,
7425 &expander_pg1, i, handle))) {
7426 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
7427 ioc->name, __FILE__, __LINE__, __func__);
7431 mpt3sas_transport_update_links(ioc, sas_expander->sas_address,
7432 le16_to_cpu(expander_pg1.AttachedDevHandle), i,
7433 expander_pg1.NegotiatedLinkRate >> 4);
7438 * _scsih_scan_for_devices_after_reset - scan for devices after host reset
7439 * @ioc: per adapter object
7444 _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc)
7446 Mpi2ExpanderPage0_t expander_pg0;
7447 Mpi2SasDevicePage0_t sas_device_pg0;
7448 Mpi2RaidVolPage1_t volume_pg1;
7449 Mpi2RaidVolPage0_t volume_pg0;
7450 Mpi2RaidPhysDiskPage0_t pd_pg0;
7451 Mpi2EventIrConfigElement_t element;
7452 Mpi2ConfigReply_t mpi_reply;
7455 u16 handle, parent_handle;
7457 struct _sas_device *sas_device;
7458 struct _sas_node *expander_device;
7459 static struct _raid_device *raid_device;
7461 unsigned long flags;
7463 pr_info(MPT3SAS_FMT "scan devices: start\n", ioc->name);
7465 _scsih_sas_host_refresh(ioc);
7467 pr_info(MPT3SAS_FMT "\tscan devices: expanders start\n", ioc->name);
7471 while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
7472 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) {
7473 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7474 MPI2_IOCSTATUS_MASK;
7475 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7476 pr_info(MPT3SAS_FMT "\tbreak from expander scan: " \
7477 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7478 ioc->name, ioc_status,
7479 le32_to_cpu(mpi_reply.IOCLogInfo));
7482 handle = le16_to_cpu(expander_pg0.DevHandle);
7483 spin_lock_irqsave(&ioc->sas_node_lock, flags);
7484 expander_device = mpt3sas_scsih_expander_find_by_sas_address(
7485 ioc, le64_to_cpu(expander_pg0.SASAddress));
7486 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
7487 if (expander_device)
7488 _scsih_refresh_expander_links(ioc, expander_device,
7491 pr_info(MPT3SAS_FMT "\tBEFORE adding expander: " \
7492 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7493 handle, (unsigned long long)
7494 le64_to_cpu(expander_pg0.SASAddress));
7495 _scsih_expander_add(ioc, handle);
7496 pr_info(MPT3SAS_FMT "\tAFTER adding expander: " \
7497 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7498 handle, (unsigned long long)
7499 le64_to_cpu(expander_pg0.SASAddress));
7503 pr_info(MPT3SAS_FMT "\tscan devices: expanders complete\n",
7506 if (!ioc->ir_firmware)
7509 pr_info(MPT3SAS_FMT "\tscan devices: phys disk start\n", ioc->name);
7512 phys_disk_num = 0xFF;
7513 while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
7514 &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM,
7516 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7517 MPI2_IOCSTATUS_MASK;
7518 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7519 pr_info(MPT3SAS_FMT "\tbreak from phys disk scan: "\
7520 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7521 ioc->name, ioc_status,
7522 le32_to_cpu(mpi_reply.IOCLogInfo));
7525 phys_disk_num = pd_pg0.PhysDiskNum;
7526 handle = le16_to_cpu(pd_pg0.DevHandle);
7527 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
7529 sas_device_put(sas_device);
7532 if (mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
7533 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
7536 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7537 MPI2_IOCSTATUS_MASK;
7538 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7539 pr_info(MPT3SAS_FMT "\tbreak from phys disk scan " \
7540 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7541 ioc->name, ioc_status,
7542 le32_to_cpu(mpi_reply.IOCLogInfo));
7545 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
7546 if (!_scsih_get_sas_address(ioc, parent_handle,
7548 pr_info(MPT3SAS_FMT "\tBEFORE adding phys disk: " \
7549 " handle (0x%04x), sas_addr(0x%016llx)\n",
7550 ioc->name, handle, (unsigned long long)
7551 le64_to_cpu(sas_device_pg0.SASAddress));
7552 mpt3sas_transport_update_links(ioc, sas_address,
7553 handle, sas_device_pg0.PhyNum,
7554 MPI2_SAS_NEG_LINK_RATE_1_5);
7555 set_bit(handle, ioc->pd_handles);
7557 /* This will retry adding the end device.
7558 * _scsih_add_device() will decide on retries and
7559 * return "1" when it should be retried
7561 while (_scsih_add_device(ioc, handle, retry_count++,
7565 pr_info(MPT3SAS_FMT "\tAFTER adding phys disk: " \
7566 " handle (0x%04x), sas_addr(0x%016llx)\n",
7567 ioc->name, handle, (unsigned long long)
7568 le64_to_cpu(sas_device_pg0.SASAddress));
7572 pr_info(MPT3SAS_FMT "\tscan devices: phys disk complete\n",
7575 pr_info(MPT3SAS_FMT "\tscan devices: volumes start\n", ioc->name);
7579 while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
7580 &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) {
7581 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7582 MPI2_IOCSTATUS_MASK;
7583 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7584 pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \
7585 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7586 ioc->name, ioc_status,
7587 le32_to_cpu(mpi_reply.IOCLogInfo));
7590 handle = le16_to_cpu(volume_pg1.DevHandle);
7591 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7592 raid_device = _scsih_raid_device_find_by_wwid(ioc,
7593 le64_to_cpu(volume_pg1.WWID));
7594 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7597 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply,
7598 &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
7599 sizeof(Mpi2RaidVolPage0_t)))
7601 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7602 MPI2_IOCSTATUS_MASK;
7603 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7604 pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \
7605 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7606 ioc->name, ioc_status,
7607 le32_to_cpu(mpi_reply.IOCLogInfo));
7610 if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL ||
7611 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE ||
7612 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) {
7613 memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t));
7614 element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED;
7615 element.VolDevHandle = volume_pg1.DevHandle;
7617 "\tBEFORE adding volume: handle (0x%04x)\n",
7618 ioc->name, volume_pg1.DevHandle);
7619 _scsih_sas_volume_add(ioc, &element);
7621 "\tAFTER adding volume: handle (0x%04x)\n",
7622 ioc->name, volume_pg1.DevHandle);
7626 pr_info(MPT3SAS_FMT "\tscan devices: volumes complete\n",
7631 pr_info(MPT3SAS_FMT "\tscan devices: end devices start\n",
7636 while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
7637 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE,
7639 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7640 MPI2_IOCSTATUS_MASK;
7641 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7642 pr_info(MPT3SAS_FMT "\tbreak from end device scan:"\
7643 " ioc_status(0x%04x), loginfo(0x%08x)\n",
7644 ioc->name, ioc_status,
7645 le32_to_cpu(mpi_reply.IOCLogInfo));
7648 handle = le16_to_cpu(sas_device_pg0.DevHandle);
7649 if (!(_scsih_is_end_device(
7650 le32_to_cpu(sas_device_pg0.DeviceInfo))))
7652 sas_device = mpt3sas_get_sdev_by_addr(ioc,
7653 le64_to_cpu(sas_device_pg0.SASAddress));
7655 sas_device_put(sas_device);
7658 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
7659 if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) {
7660 pr_info(MPT3SAS_FMT "\tBEFORE adding end device: " \
7661 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7662 handle, (unsigned long long)
7663 le64_to_cpu(sas_device_pg0.SASAddress));
7664 mpt3sas_transport_update_links(ioc, sas_address, handle,
7665 sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
7667 /* This will retry adding the end device.
7668 * _scsih_add_device() will decide on retries and
7669 * return "1" when it should be retried
7671 while (_scsih_add_device(ioc, handle, retry_count++,
7675 pr_info(MPT3SAS_FMT "\tAFTER adding end device: " \
7676 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7677 handle, (unsigned long long)
7678 le64_to_cpu(sas_device_pg0.SASAddress));
7681 pr_info(MPT3SAS_FMT "\tscan devices: end devices complete\n",
7684 pr_info(MPT3SAS_FMT "scan devices: complete\n", ioc->name);
7687 * mpt3sas_scsih_reset_handler - reset callback handler (for scsih)
7688 * @ioc: per adapter object
7689 * @reset_phase: phase
7691 * The handler for doing any required cleanup or initialization.
7693 * The reset phase can be MPT3_IOC_PRE_RESET, MPT3_IOC_AFTER_RESET,
7694 * MPT3_IOC_DONE_RESET
7699 mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase)
7701 switch (reset_phase) {
7702 case MPT3_IOC_PRE_RESET:
7703 dtmprintk(ioc, pr_info(MPT3SAS_FMT
7704 "%s: MPT3_IOC_PRE_RESET\n", ioc->name, __func__));
7706 case MPT3_IOC_AFTER_RESET:
7707 dtmprintk(ioc, pr_info(MPT3SAS_FMT
7708 "%s: MPT3_IOC_AFTER_RESET\n", ioc->name, __func__));
7709 if (ioc->scsih_cmds.status & MPT3_CMD_PENDING) {
7710 ioc->scsih_cmds.status |= MPT3_CMD_RESET;
7711 mpt3sas_base_free_smid(ioc, ioc->scsih_cmds.smid);
7712 complete(&ioc->scsih_cmds.done);
7714 if (ioc->tm_cmds.status & MPT3_CMD_PENDING) {
7715 ioc->tm_cmds.status |= MPT3_CMD_RESET;
7716 mpt3sas_base_free_smid(ioc, ioc->tm_cmds.smid);
7717 complete(&ioc->tm_cmds.done);
7720 _scsih_fw_event_cleanup_queue(ioc);
7721 _scsih_flush_running_cmds(ioc);
7723 case MPT3_IOC_DONE_RESET:
7724 dtmprintk(ioc, pr_info(MPT3SAS_FMT
7725 "%s: MPT3_IOC_DONE_RESET\n", ioc->name, __func__));
7726 if ((!ioc->is_driver_loading) && !(disable_discovery > 0 &&
7727 !ioc->sas_hba.num_phys)) {
7728 _scsih_prep_device_scan(ioc);
7729 _scsih_search_responding_sas_devices(ioc);
7730 _scsih_search_responding_raid_devices(ioc);
7731 _scsih_search_responding_expanders(ioc);
7732 _scsih_error_recovery_delete_devices(ioc);
7739 * _mpt3sas_fw_work - delayed task for processing firmware events
7740 * @ioc: per adapter object
7741 * @fw_event: The fw_event_work object
7747 _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
7749 _scsih_fw_event_del_from_list(ioc, fw_event);
7751 /* the queue is being flushed so ignore this event */
7752 if (ioc->remove_host || ioc->pci_error_recovery) {
7753 fw_event_work_put(fw_event);
7757 switch (fw_event->event) {
7758 case MPT3SAS_PROCESS_TRIGGER_DIAG:
7759 mpt3sas_process_trigger_data(ioc,
7760 (struct SL_WH_TRIGGERS_EVENT_DATA_T *)
7761 fw_event->event_data);
7763 case MPT3SAS_REMOVE_UNRESPONDING_DEVICES:
7764 while (scsi_host_in_recovery(ioc->shost) ||
7765 ioc->shost_recovery) {
7767 * If we're unloading, bail. Otherwise, this can become
7770 if (ioc->remove_host)
7774 _scsih_remove_unresponding_sas_devices(ioc);
7775 _scsih_scan_for_devices_after_reset(ioc);
7777 case MPT3SAS_PORT_ENABLE_COMPLETE:
7778 ioc->start_scan = 0;
7779 if (missing_delay[0] != -1 && missing_delay[1] != -1)
7780 mpt3sas_base_update_missing_delay(ioc, missing_delay[0],
7782 dewtprintk(ioc, pr_info(MPT3SAS_FMT
7783 "port enable: complete from worker thread\n",
7786 case MPT3SAS_TURN_ON_PFA_LED:
7787 _scsih_turn_on_pfa_led(ioc, fw_event->device_handle);
7789 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
7790 _scsih_sas_topology_change_event(ioc, fw_event);
7792 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
7793 _scsih_sas_device_status_change_event(ioc, fw_event);
7795 case MPI2_EVENT_SAS_DISCOVERY:
7796 _scsih_sas_discovery_event(ioc, fw_event);
7798 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
7799 _scsih_sas_broadcast_primitive_event(ioc, fw_event);
7801 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
7802 _scsih_sas_enclosure_dev_status_change_event(ioc,
7805 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
7806 _scsih_sas_ir_config_change_event(ioc, fw_event);
7808 case MPI2_EVENT_IR_VOLUME:
7809 _scsih_sas_ir_volume_event(ioc, fw_event);
7811 case MPI2_EVENT_IR_PHYSICAL_DISK:
7812 _scsih_sas_ir_physical_disk_event(ioc, fw_event);
7814 case MPI2_EVENT_IR_OPERATION_STATUS:
7815 _scsih_sas_ir_operation_status_event(ioc, fw_event);
7819 fw_event_work_put(fw_event);
7823 * _firmware_event_work
7824 * @ioc: per adapter object
7825 * @work: The fw_event_work object
7828 * wrappers for the work thread handling firmware events
7834 _firmware_event_work(struct work_struct *work)
7836 struct fw_event_work *fw_event = container_of(work,
7837 struct fw_event_work, work);
7839 _mpt3sas_fw_work(fw_event->ioc, fw_event);
7843 * mpt3sas_scsih_event_callback - firmware event handler (called at ISR time)
7844 * @ioc: per adapter object
7845 * @msix_index: MSIX table index supplied by the OS
7846 * @reply: reply message frame(lower 32bit addr)
7847 * Context: interrupt.
7849 * This function merely adds a new work task into ioc->firmware_event_thread.
7850 * The tasks are worked from _firmware_event_work in user context.
7852 * Return 1 meaning mf should be freed from _base_interrupt
7853 * 0 means the mf is freed from this function.
7856 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
7859 struct fw_event_work *fw_event;
7860 Mpi2EventNotificationReply_t *mpi_reply;
7863 Mpi26EventDataActiveCableExcept_t *ActiveCableEventData;
7865 /* events turned off due to host reset or driver unloading */
7866 if (ioc->remove_host || ioc->pci_error_recovery)
7869 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
7871 if (unlikely(!mpi_reply)) {
7872 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
7873 ioc->name, __FILE__, __LINE__, __func__);
7877 event = le16_to_cpu(mpi_reply->Event);
7879 if (event != MPI2_EVENT_LOG_ENTRY_ADDED)
7880 mpt3sas_trigger_event(ioc, event, 0);
7884 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
7886 Mpi2EventDataSasBroadcastPrimitive_t *baen_data =
7887 (Mpi2EventDataSasBroadcastPrimitive_t *)
7888 mpi_reply->EventData;
7890 if (baen_data->Primitive !=
7891 MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT)
7894 if (ioc->broadcast_aen_busy) {
7895 ioc->broadcast_aen_pending++;
7898 ioc->broadcast_aen_busy = 1;
7902 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
7903 _scsih_check_topo_delete_events(ioc,
7904 (Mpi2EventDataSasTopologyChangeList_t *)
7905 mpi_reply->EventData);
7907 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
7908 _scsih_check_ir_config_unhide_events(ioc,
7909 (Mpi2EventDataIrConfigChangeList_t *)
7910 mpi_reply->EventData);
7912 case MPI2_EVENT_IR_VOLUME:
7913 _scsih_check_volume_delete_events(ioc,
7914 (Mpi2EventDataIrVolume_t *)
7915 mpi_reply->EventData);
7917 case MPI2_EVENT_LOG_ENTRY_ADDED:
7919 Mpi2EventDataLogEntryAdded_t *log_entry;
7922 if (!ioc->is_warpdrive)
7925 log_entry = (Mpi2EventDataLogEntryAdded_t *)
7926 mpi_reply->EventData;
7927 log_code = (u32 *)log_entry->LogData;
7929 if (le16_to_cpu(log_entry->LogEntryQualifier)
7930 != MPT2_WARPDRIVE_LOGENTRY)
7933 switch (le32_to_cpu(*log_code)) {
7934 case MPT2_WARPDRIVE_LC_SSDT:
7935 pr_warn(MPT3SAS_FMT "WarpDrive Warning: "
7936 "IO Throttling has occurred in the WarpDrive "
7937 "subsystem. Check WarpDrive documentation for "
7938 "additional details.\n", ioc->name);
7940 case MPT2_WARPDRIVE_LC_SSDLW:
7941 pr_warn(MPT3SAS_FMT "WarpDrive Warning: "
7942 "Program/Erase Cycles for the WarpDrive subsystem "
7943 "in degraded range. Check WarpDrive documentation "
7944 "for additional details.\n", ioc->name);
7946 case MPT2_WARPDRIVE_LC_SSDLF:
7947 pr_err(MPT3SAS_FMT "WarpDrive Fatal Error: "
7948 "There are no Program/Erase Cycles for the "
7949 "WarpDrive subsystem. The storage device will be "
7950 "in read-only mode. Check WarpDrive documentation "
7951 "for additional details.\n", ioc->name);
7953 case MPT2_WARPDRIVE_LC_BRMF:
7954 pr_err(MPT3SAS_FMT "WarpDrive Fatal Error: "
7955 "The Backup Rail Monitor has failed on the "
7956 "WarpDrive subsystem. Check WarpDrive "
7957 "documentation for additional details.\n",
7964 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
7965 case MPI2_EVENT_IR_OPERATION_STATUS:
7966 case MPI2_EVENT_SAS_DISCOVERY:
7967 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
7968 case MPI2_EVENT_IR_PHYSICAL_DISK:
7971 case MPI2_EVENT_TEMP_THRESHOLD:
7972 _scsih_temp_threshold_events(ioc,
7973 (Mpi2EventDataTemperature_t *)
7974 mpi_reply->EventData);
7976 case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION:
7977 ActiveCableEventData =
7978 (Mpi26EventDataActiveCableExcept_t *) mpi_reply->EventData;
7979 if (ActiveCableEventData->ReasonCode ==
7980 MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER) {
7981 pr_info(MPT3SAS_FMT "Currently an active cable with ReceptacleID %d",
7982 ioc->name, ActiveCableEventData->ReceptacleID);
7983 pr_info("cannot be powered and devices connected to this active cable");
7984 pr_info("will not be seen. This active cable");
7985 pr_info("requires %d mW of power",
7986 ActiveCableEventData->ActiveCablePowerRequirement);
7990 default: /* ignore the rest */
7994 sz = le16_to_cpu(mpi_reply->EventDataLength) * 4;
7995 fw_event = alloc_fw_event_work(sz);
7997 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
7998 ioc->name, __FILE__, __LINE__, __func__);
8002 memcpy(fw_event->event_data, mpi_reply->EventData, sz);
8003 fw_event->ioc = ioc;
8004 fw_event->VF_ID = mpi_reply->VF_ID;
8005 fw_event->VP_ID = mpi_reply->VP_ID;
8006 fw_event->event = event;
8007 _scsih_fw_event_add(ioc, fw_event);
8008 fw_event_work_put(fw_event);
8013 * _scsih_expander_node_remove - removing expander device from list.
8014 * @ioc: per adapter object
8015 * @sas_expander: the sas_device object
8016 * Context: Calling function should acquire ioc->sas_node_lock.
8018 * Removing object and freeing associated memory from the
8019 * ioc->sas_expander_list.
8024 _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
8025 struct _sas_node *sas_expander)
8027 struct _sas_port *mpt3sas_port, *next;
8029 /* remove sibling ports attached to this expander */
8030 list_for_each_entry_safe(mpt3sas_port, next,
8031 &sas_expander->sas_port_list, port_list) {
8032 if (ioc->shost_recovery)
8034 if (mpt3sas_port->remote_identify.device_type ==
8036 mpt3sas_device_remove_by_sas_address(ioc,
8037 mpt3sas_port->remote_identify.sas_address);
8038 else if (mpt3sas_port->remote_identify.device_type ==
8039 SAS_EDGE_EXPANDER_DEVICE ||
8040 mpt3sas_port->remote_identify.device_type ==
8041 SAS_FANOUT_EXPANDER_DEVICE)
8042 mpt3sas_expander_remove(ioc,
8043 mpt3sas_port->remote_identify.sas_address);
8046 mpt3sas_transport_port_remove(ioc, sas_expander->sas_address,
8047 sas_expander->sas_address_parent);
8050 "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n",
8052 sas_expander->handle, (unsigned long long)
8053 sas_expander->sas_address);
8055 kfree(sas_expander->phy);
8056 kfree(sas_expander);
8060 * _scsih_ir_shutdown - IR shutdown notification
8061 * @ioc: per adapter object
8063 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that
8064 * the host system is shutting down.
8069 _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc)
8071 Mpi2RaidActionRequest_t *mpi_request;
8072 Mpi2RaidActionReply_t *mpi_reply;
8075 /* is IR firmware build loaded ? */
8076 if (!ioc->ir_firmware)
8079 /* are there any volumes ? */
8080 if (list_empty(&ioc->raid_device_list))
8083 mutex_lock(&ioc->scsih_cmds.mutex);
8085 if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) {
8086 pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n",
8087 ioc->name, __func__);
8090 ioc->scsih_cmds.status = MPT3_CMD_PENDING;
8092 smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx);
8094 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
8095 ioc->name, __func__);
8096 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
8100 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
8101 ioc->scsih_cmds.smid = smid;
8102 memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t));
8104 mpi_request->Function = MPI2_FUNCTION_RAID_ACTION;
8105 mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED;
8107 if (!ioc->hide_ir_msg)
8108 pr_info(MPT3SAS_FMT "IR shutdown (sending)\n", ioc->name);
8109 init_completion(&ioc->scsih_cmds.done);
8110 mpt3sas_base_put_smid_default(ioc, smid);
8111 wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
8113 if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) {
8114 pr_err(MPT3SAS_FMT "%s: timeout\n",
8115 ioc->name, __func__);
8119 if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) {
8120 mpi_reply = ioc->scsih_cmds.reply;
8121 if (!ioc->hide_ir_msg)
8122 pr_info(MPT3SAS_FMT "IR shutdown "
8123 "(complete): ioc_status(0x%04x), loginfo(0x%08x)\n",
8124 ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
8125 le32_to_cpu(mpi_reply->IOCLogInfo));
8129 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
8130 mutex_unlock(&ioc->scsih_cmds.mutex);
8134 * scsih_remove - detach and remove add host
8135 * @pdev: PCI device struct
8137 * Routine called when unloading the driver.
8140 void scsih_remove(struct pci_dev *pdev)
8142 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8143 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8144 struct _sas_port *mpt3sas_port, *next_port;
8145 struct _raid_device *raid_device, *next;
8146 struct MPT3SAS_TARGET *sas_target_priv_data;
8147 struct workqueue_struct *wq;
8148 unsigned long flags;
8150 ioc->remove_host = 1;
8151 _scsih_fw_event_cleanup_queue(ioc);
8153 spin_lock_irqsave(&ioc->fw_event_lock, flags);
8154 wq = ioc->firmware_event_thread;
8155 ioc->firmware_event_thread = NULL;
8156 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
8158 destroy_workqueue(wq);
8160 /* release all the volumes */
8161 _scsih_ir_shutdown(ioc);
8162 list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list,
8164 if (raid_device->starget) {
8165 sas_target_priv_data =
8166 raid_device->starget->hostdata;
8167 sas_target_priv_data->deleted = 1;
8168 scsi_remove_target(&raid_device->starget->dev);
8170 pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n",
8171 ioc->name, raid_device->handle,
8172 (unsigned long long) raid_device->wwid);
8173 _scsih_raid_device_remove(ioc, raid_device);
8176 /* free ports attached to the sas_host */
8177 list_for_each_entry_safe(mpt3sas_port, next_port,
8178 &ioc->sas_hba.sas_port_list, port_list) {
8179 if (mpt3sas_port->remote_identify.device_type ==
8181 mpt3sas_device_remove_by_sas_address(ioc,
8182 mpt3sas_port->remote_identify.sas_address);
8183 else if (mpt3sas_port->remote_identify.device_type ==
8184 SAS_EDGE_EXPANDER_DEVICE ||
8185 mpt3sas_port->remote_identify.device_type ==
8186 SAS_FANOUT_EXPANDER_DEVICE)
8187 mpt3sas_expander_remove(ioc,
8188 mpt3sas_port->remote_identify.sas_address);
8191 /* free phys attached to the sas_host */
8192 if (ioc->sas_hba.num_phys) {
8193 kfree(ioc->sas_hba.phy);
8194 ioc->sas_hba.phy = NULL;
8195 ioc->sas_hba.num_phys = 0;
8198 sas_remove_host(shost);
8199 scsi_remove_host(shost);
8200 mpt3sas_base_detach(ioc);
8201 spin_lock(&gioc_lock);
8202 list_del(&ioc->list);
8203 spin_unlock(&gioc_lock);
8204 scsi_host_put(shost);
8208 * scsih_shutdown - routine call during system shutdown
8209 * @pdev: PCI device struct
8214 scsih_shutdown(struct pci_dev *pdev)
8216 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8217 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8218 struct workqueue_struct *wq;
8219 unsigned long flags;
8221 ioc->remove_host = 1;
8222 _scsih_fw_event_cleanup_queue(ioc);
8224 spin_lock_irqsave(&ioc->fw_event_lock, flags);
8225 wq = ioc->firmware_event_thread;
8226 ioc->firmware_event_thread = NULL;
8227 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
8229 destroy_workqueue(wq);
8231 _scsih_ir_shutdown(ioc);
8232 mpt3sas_base_detach(ioc);
8237 * _scsih_probe_boot_devices - reports 1st device
8238 * @ioc: per adapter object
8240 * If specified in bios page 2, this routine reports the 1st
8241 * device scsi-ml or sas transport for persistent boot device
8242 * purposes. Please refer to function _scsih_determine_boot_device()
8245 _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc)
8249 struct _sas_device *sas_device;
8250 struct _raid_device *raid_device;
8252 u64 sas_address_parent;
8254 unsigned long flags;
8257 /* no Bios, return immediately */
8258 if (!ioc->bios_pg3.BiosVersion)
8263 if (ioc->req_boot_device.device) {
8264 device = ioc->req_boot_device.device;
8265 is_raid = ioc->req_boot_device.is_raid;
8266 } else if (ioc->req_alt_boot_device.device) {
8267 device = ioc->req_alt_boot_device.device;
8268 is_raid = ioc->req_alt_boot_device.is_raid;
8269 } else if (ioc->current_boot_device.device) {
8270 device = ioc->current_boot_device.device;
8271 is_raid = ioc->current_boot_device.is_raid;
8278 raid_device = device;
8279 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
8280 raid_device->id, 0);
8282 _scsih_raid_device_remove(ioc, raid_device);
8284 spin_lock_irqsave(&ioc->sas_device_lock, flags);
8285 sas_device = device;
8286 handle = sas_device->handle;
8287 sas_address_parent = sas_device->sas_address_parent;
8288 sas_address = sas_device->sas_address;
8289 list_move_tail(&sas_device->list, &ioc->sas_device_list);
8290 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
8292 if (ioc->hide_drives)
8294 if (!mpt3sas_transport_port_add(ioc, handle,
8295 sas_address_parent)) {
8296 _scsih_sas_device_remove(ioc, sas_device);
8297 } else if (!sas_device->starget) {
8298 if (!ioc->is_driver_loading) {
8299 mpt3sas_transport_port_remove(ioc,
8301 sas_address_parent);
8302 _scsih_sas_device_remove(ioc, sas_device);
8309 * _scsih_probe_raid - reporting raid volumes to scsi-ml
8310 * @ioc: per adapter object
8312 * Called during initial loading of the driver.
8315 _scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc)
8317 struct _raid_device *raid_device, *raid_next;
8320 list_for_each_entry_safe(raid_device, raid_next,
8321 &ioc->raid_device_list, list) {
8322 if (raid_device->starget)
8324 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
8325 raid_device->id, 0);
8327 _scsih_raid_device_remove(ioc, raid_device);
8331 static struct _sas_device *get_next_sas_device(struct MPT3SAS_ADAPTER *ioc)
8333 struct _sas_device *sas_device = NULL;
8334 unsigned long flags;
8336 spin_lock_irqsave(&ioc->sas_device_lock, flags);
8337 if (!list_empty(&ioc->sas_device_init_list)) {
8338 sas_device = list_first_entry(&ioc->sas_device_init_list,
8339 struct _sas_device, list);
8340 sas_device_get(sas_device);
8342 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
8347 static void sas_device_make_active(struct MPT3SAS_ADAPTER *ioc,
8348 struct _sas_device *sas_device)
8350 unsigned long flags;
8352 spin_lock_irqsave(&ioc->sas_device_lock, flags);
8355 * Since we dropped the lock during the call to port_add(), we need to
8356 * be careful here that somebody else didn't move or delete this item
8357 * while we were busy with other things.
8359 * If it was on the list, we need a put() for the reference the list
8360 * had. Either way, we need a get() for the destination list.
8362 if (!list_empty(&sas_device->list)) {
8363 list_del_init(&sas_device->list);
8364 sas_device_put(sas_device);
8367 sas_device_get(sas_device);
8368 list_add_tail(&sas_device->list, &ioc->sas_device_list);
8370 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
8374 * _scsih_probe_sas - reporting sas devices to sas transport
8375 * @ioc: per adapter object
8377 * Called during initial loading of the driver.
8380 _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc)
8382 struct _sas_device *sas_device;
8384 if (ioc->hide_drives)
8387 while ((sas_device = get_next_sas_device(ioc))) {
8388 if (!mpt3sas_transport_port_add(ioc, sas_device->handle,
8389 sas_device->sas_address_parent)) {
8390 _scsih_sas_device_remove(ioc, sas_device);
8391 sas_device_put(sas_device);
8393 } else if (!sas_device->starget) {
8395 * When asyn scanning is enabled, its not possible to
8396 * remove devices while scanning is turned on due to an
8397 * oops in scsi_sysfs_add_sdev()->add_device()->
8398 * sysfs_addrm_start()
8400 if (!ioc->is_driver_loading) {
8401 mpt3sas_transport_port_remove(ioc,
8402 sas_device->sas_address,
8403 sas_device->sas_address_parent);
8404 _scsih_sas_device_remove(ioc, sas_device);
8405 sas_device_put(sas_device);
8409 sas_device_make_active(ioc, sas_device);
8410 sas_device_put(sas_device);
8415 * _scsih_probe_devices - probing for devices
8416 * @ioc: per adapter object
8418 * Called during initial loading of the driver.
8421 _scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc)
8423 u16 volume_mapping_flags;
8425 if (!(ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR))
8426 return; /* return when IOC doesn't support initiator mode */
8428 _scsih_probe_boot_devices(ioc);
8430 if (ioc->ir_firmware) {
8431 volume_mapping_flags =
8432 le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) &
8433 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
8434 if (volume_mapping_flags ==
8435 MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) {
8436 _scsih_probe_raid(ioc);
8437 _scsih_probe_sas(ioc);
8439 _scsih_probe_sas(ioc);
8440 _scsih_probe_raid(ioc);
8443 _scsih_probe_sas(ioc);
8447 * scsih_scan_start - scsi lld callback for .scan_start
8448 * @shost: SCSI host pointer
8450 * The shost has the ability to discover targets on its own instead
8451 * of scanning the entire bus. In our implemention, we will kick off
8452 * firmware discovery.
8455 scsih_scan_start(struct Scsi_Host *shost)
8457 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8459 if (diag_buffer_enable != -1 && diag_buffer_enable != 0)
8460 mpt3sas_enable_diag_buffer(ioc, diag_buffer_enable);
8462 if (disable_discovery > 0)
8465 ioc->start_scan = 1;
8466 rc = mpt3sas_port_enable(ioc);
8469 pr_info(MPT3SAS_FMT "port enable: FAILED\n", ioc->name);
8473 * scsih_scan_finished - scsi lld callback for .scan_finished
8474 * @shost: SCSI host pointer
8475 * @time: elapsed time of the scan in jiffies
8477 * This function will be called periodicallyn until it returns 1 with the
8478 * scsi_host and the elapsed time of the scan in jiffies. In our implemention,
8479 * we wait for firmware discovery to complete, then return 1.
8482 scsih_scan_finished(struct Scsi_Host *shost, unsigned long time)
8484 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8486 if (disable_discovery > 0) {
8487 ioc->is_driver_loading = 0;
8488 ioc->wait_for_discovery_to_complete = 0;
8492 if (time >= (300 * HZ)) {
8493 ioc->base_cmds.status = MPT3_CMD_NOT_USED;
8495 "port enable: FAILED with timeout (timeout=300s)\n",
8497 ioc->is_driver_loading = 0;
8501 if (ioc->start_scan)
8504 if (ioc->start_scan_failed) {
8506 "port enable: FAILED with (ioc_status=0x%08x)\n",
8507 ioc->name, ioc->start_scan_failed);
8508 ioc->is_driver_loading = 0;
8509 ioc->wait_for_discovery_to_complete = 0;
8510 ioc->remove_host = 1;
8514 pr_info(MPT3SAS_FMT "port enable: SUCCESS\n", ioc->name);
8515 ioc->base_cmds.status = MPT3_CMD_NOT_USED;
8517 if (ioc->wait_for_discovery_to_complete) {
8518 ioc->wait_for_discovery_to_complete = 0;
8519 _scsih_probe_devices(ioc);
8521 mpt3sas_base_start_watchdog(ioc);
8522 ioc->is_driver_loading = 0;
8526 /* shost template for SAS 2.0 HBA devices */
8527 static struct scsi_host_template mpt2sas_driver_template = {
8528 .module = THIS_MODULE,
8529 .name = "Fusion MPT SAS Host",
8530 .proc_name = MPT2SAS_DRIVER_NAME,
8531 .queuecommand = scsih_qcmd,
8532 .target_alloc = scsih_target_alloc,
8533 .slave_alloc = scsih_slave_alloc,
8534 .slave_configure = scsih_slave_configure,
8535 .target_destroy = scsih_target_destroy,
8536 .slave_destroy = scsih_slave_destroy,
8537 .scan_finished = scsih_scan_finished,
8538 .scan_start = scsih_scan_start,
8539 .change_queue_depth = scsih_change_queue_depth,
8540 .eh_abort_handler = scsih_abort,
8541 .eh_device_reset_handler = scsih_dev_reset,
8542 .eh_target_reset_handler = scsih_target_reset,
8543 .eh_host_reset_handler = scsih_host_reset,
8544 .bios_param = scsih_bios_param,
8547 .sg_tablesize = MPT2SAS_SG_DEPTH,
8548 .max_sectors = 32767,
8550 .use_clustering = ENABLE_CLUSTERING,
8551 .shost_attrs = mpt3sas_host_attrs,
8552 .sdev_attrs = mpt3sas_dev_attrs,
8553 .track_queue_depth = 1,
8556 /* raid transport support for SAS 2.0 HBA devices */
8557 static struct raid_function_template mpt2sas_raid_functions = {
8558 .cookie = &mpt2sas_driver_template,
8559 .is_raid = scsih_is_raid,
8560 .get_resync = scsih_get_resync,
8561 .get_state = scsih_get_state,
8564 /* shost template for SAS 3.0 HBA devices */
8565 static struct scsi_host_template mpt3sas_driver_template = {
8566 .module = THIS_MODULE,
8567 .name = "Fusion MPT SAS Host",
8568 .proc_name = MPT3SAS_DRIVER_NAME,
8569 .queuecommand = scsih_qcmd,
8570 .target_alloc = scsih_target_alloc,
8571 .slave_alloc = scsih_slave_alloc,
8572 .slave_configure = scsih_slave_configure,
8573 .target_destroy = scsih_target_destroy,
8574 .slave_destroy = scsih_slave_destroy,
8575 .scan_finished = scsih_scan_finished,
8576 .scan_start = scsih_scan_start,
8577 .change_queue_depth = scsih_change_queue_depth,
8578 .eh_abort_handler = scsih_abort,
8579 .eh_device_reset_handler = scsih_dev_reset,
8580 .eh_target_reset_handler = scsih_target_reset,
8581 .eh_host_reset_handler = scsih_host_reset,
8582 .bios_param = scsih_bios_param,
8585 .sg_tablesize = MPT3SAS_SG_DEPTH,
8586 .max_sectors = 32767,
8588 .use_clustering = ENABLE_CLUSTERING,
8589 .shost_attrs = mpt3sas_host_attrs,
8590 .sdev_attrs = mpt3sas_dev_attrs,
8591 .track_queue_depth = 1,
8594 /* raid transport support for SAS 3.0 HBA devices */
8595 static struct raid_function_template mpt3sas_raid_functions = {
8596 .cookie = &mpt3sas_driver_template,
8597 .is_raid = scsih_is_raid,
8598 .get_resync = scsih_get_resync,
8599 .get_state = scsih_get_state,
8603 * _scsih_determine_hba_mpi_version - determine in which MPI version class
8604 * this device belongs to.
8605 * @pdev: PCI device struct
8607 * return MPI2_VERSION for SAS 2.0 HBA devices,
8608 * MPI25_VERSION for SAS 3.0 HBA devices, and
8609 * MPI26 VERSION for Cutlass & Invader SAS 3.0 HBA devices
8612 _scsih_determine_hba_mpi_version(struct pci_dev *pdev)
8615 switch (pdev->device) {
8616 case MPI2_MFGPAGE_DEVID_SSS6200:
8617 case MPI2_MFGPAGE_DEVID_SAS2004:
8618 case MPI2_MFGPAGE_DEVID_SAS2008:
8619 case MPI2_MFGPAGE_DEVID_SAS2108_1:
8620 case MPI2_MFGPAGE_DEVID_SAS2108_2:
8621 case MPI2_MFGPAGE_DEVID_SAS2108_3:
8622 case MPI2_MFGPAGE_DEVID_SAS2116_1:
8623 case MPI2_MFGPAGE_DEVID_SAS2116_2:
8624 case MPI2_MFGPAGE_DEVID_SAS2208_1:
8625 case MPI2_MFGPAGE_DEVID_SAS2208_2:
8626 case MPI2_MFGPAGE_DEVID_SAS2208_3:
8627 case MPI2_MFGPAGE_DEVID_SAS2208_4:
8628 case MPI2_MFGPAGE_DEVID_SAS2208_5:
8629 case MPI2_MFGPAGE_DEVID_SAS2208_6:
8630 case MPI2_MFGPAGE_DEVID_SAS2308_1:
8631 case MPI2_MFGPAGE_DEVID_SAS2308_2:
8632 case MPI2_MFGPAGE_DEVID_SAS2308_3:
8633 return MPI2_VERSION;
8634 case MPI25_MFGPAGE_DEVID_SAS3004:
8635 case MPI25_MFGPAGE_DEVID_SAS3008:
8636 case MPI25_MFGPAGE_DEVID_SAS3108_1:
8637 case MPI25_MFGPAGE_DEVID_SAS3108_2:
8638 case MPI25_MFGPAGE_DEVID_SAS3108_5:
8639 case MPI25_MFGPAGE_DEVID_SAS3108_6:
8640 return MPI25_VERSION;
8641 case MPI26_MFGPAGE_DEVID_SAS3216:
8642 case MPI26_MFGPAGE_DEVID_SAS3224:
8643 case MPI26_MFGPAGE_DEVID_SAS3316_1:
8644 case MPI26_MFGPAGE_DEVID_SAS3316_2:
8645 case MPI26_MFGPAGE_DEVID_SAS3316_3:
8646 case MPI26_MFGPAGE_DEVID_SAS3316_4:
8647 case MPI26_MFGPAGE_DEVID_SAS3324_1:
8648 case MPI26_MFGPAGE_DEVID_SAS3324_2:
8649 case MPI26_MFGPAGE_DEVID_SAS3324_3:
8650 case MPI26_MFGPAGE_DEVID_SAS3324_4:
8651 return MPI26_VERSION;
8657 * _scsih_probe - attach and add scsi host
8658 * @pdev: PCI device struct
8659 * @id: pci device id
8661 * Returns 0 success, anything else error.
8664 _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
8666 struct MPT3SAS_ADAPTER *ioc;
8667 struct Scsi_Host *shost = NULL;
8669 u16 hba_mpi_version;
8671 /* Determine in which MPI version class this pci device belongs */
8672 hba_mpi_version = _scsih_determine_hba_mpi_version(pdev);
8673 if (hba_mpi_version == 0)
8676 /* Enumerate only SAS 2.0 HBA's if hbas_to_enumerate is one,
8677 * for other generation HBA's return with -ENODEV
8679 if ((hbas_to_enumerate == 1) && (hba_mpi_version != MPI2_VERSION))
8682 /* Enumerate only SAS 3.0 HBA's if hbas_to_enumerate is two,
8683 * for other generation HBA's return with -ENODEV
8685 if ((hbas_to_enumerate == 2) && (!(hba_mpi_version == MPI25_VERSION
8686 || hba_mpi_version == MPI26_VERSION)))
8689 switch (hba_mpi_version) {
8691 /* Use mpt2sas driver host template for SAS 2.0 HBA's */
8692 shost = scsi_host_alloc(&mpt2sas_driver_template,
8693 sizeof(struct MPT3SAS_ADAPTER));
8696 ioc = shost_priv(shost);
8697 memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER));
8698 ioc->hba_mpi_version_belonged = hba_mpi_version;
8699 ioc->id = mpt2_ids++;
8700 sprintf(ioc->driver_name, "%s", MPT2SAS_DRIVER_NAME);
8701 if (pdev->device == MPI2_MFGPAGE_DEVID_SSS6200) {
8702 ioc->is_warpdrive = 1;
8703 ioc->hide_ir_msg = 1;
8705 ioc->mfg_pg10_hide_flag = MFG_PAGE10_EXPOSE_ALL_DISKS;
8709 /* Use mpt3sas driver host template for SAS 3.0 HBA's */
8710 shost = scsi_host_alloc(&mpt3sas_driver_template,
8711 sizeof(struct MPT3SAS_ADAPTER));
8714 ioc = shost_priv(shost);
8715 memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER));
8716 ioc->hba_mpi_version_belonged = hba_mpi_version;
8717 ioc->id = mpt3_ids++;
8718 sprintf(ioc->driver_name, "%s", MPT3SAS_DRIVER_NAME);
8719 if ((ioc->hba_mpi_version_belonged == MPI25_VERSION &&
8720 pdev->revision >= SAS3_PCI_DEVICE_C0_REVISION) ||
8721 (ioc->hba_mpi_version_belonged == MPI26_VERSION))
8722 ioc->msix96_vector = 1;
8728 INIT_LIST_HEAD(&ioc->list);
8729 spin_lock(&gioc_lock);
8730 list_add_tail(&ioc->list, &mpt3sas_ioc_list);
8731 spin_unlock(&gioc_lock);
8734 ioc->scsi_io_cb_idx = scsi_io_cb_idx;
8735 ioc->tm_cb_idx = tm_cb_idx;
8736 ioc->ctl_cb_idx = ctl_cb_idx;
8737 ioc->base_cb_idx = base_cb_idx;
8738 ioc->port_enable_cb_idx = port_enable_cb_idx;
8739 ioc->transport_cb_idx = transport_cb_idx;
8740 ioc->scsih_cb_idx = scsih_cb_idx;
8741 ioc->config_cb_idx = config_cb_idx;
8742 ioc->tm_tr_cb_idx = tm_tr_cb_idx;
8743 ioc->tm_tr_volume_cb_idx = tm_tr_volume_cb_idx;
8744 ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx;
8745 ioc->logging_level = logging_level;
8746 ioc->schedule_dead_ioc_flush_running_cmds = &_scsih_flush_running_cmds;
8747 /* misc semaphores and spin locks */
8748 mutex_init(&ioc->reset_in_progress_mutex);
8749 /* initializing pci_access_mutex lock */
8750 mutex_init(&ioc->pci_access_mutex);
8751 spin_lock_init(&ioc->ioc_reset_in_progress_lock);
8752 spin_lock_init(&ioc->scsi_lookup_lock);
8753 spin_lock_init(&ioc->sas_device_lock);
8754 spin_lock_init(&ioc->sas_node_lock);
8755 spin_lock_init(&ioc->fw_event_lock);
8756 spin_lock_init(&ioc->raid_device_lock);
8757 spin_lock_init(&ioc->diag_trigger_lock);
8759 INIT_LIST_HEAD(&ioc->sas_device_list);
8760 INIT_LIST_HEAD(&ioc->sas_device_init_list);
8761 INIT_LIST_HEAD(&ioc->sas_expander_list);
8762 INIT_LIST_HEAD(&ioc->fw_event_list);
8763 INIT_LIST_HEAD(&ioc->raid_device_list);
8764 INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list);
8765 INIT_LIST_HEAD(&ioc->delayed_tr_list);
8766 INIT_LIST_HEAD(&ioc->delayed_sc_list);
8767 INIT_LIST_HEAD(&ioc->delayed_event_ack_list);
8768 INIT_LIST_HEAD(&ioc->delayed_tr_volume_list);
8769 INIT_LIST_HEAD(&ioc->reply_queue_list);
8771 sprintf(ioc->name, "%s_cm%d", ioc->driver_name, ioc->id);
8773 /* init shost parameters */
8774 shost->max_cmd_len = 32;
8775 shost->max_lun = max_lun;
8776 shost->transportt = mpt3sas_transport_template;
8777 shost->unique_id = ioc->id;
8779 if (max_sectors != 0xFFFF) {
8780 if (max_sectors < 64) {
8781 shost->max_sectors = 64;
8782 pr_warn(MPT3SAS_FMT "Invalid value %d passed " \
8783 "for max_sectors, range is 64 to 32767. Assigning "
8784 "value of 64.\n", ioc->name, max_sectors);
8785 } else if (max_sectors > 32767) {
8786 shost->max_sectors = 32767;
8787 pr_warn(MPT3SAS_FMT "Invalid value %d passed " \
8788 "for max_sectors, range is 64 to 32767. Assigning "
8789 "default value of 32767.\n", ioc->name,
8792 shost->max_sectors = max_sectors & 0xFFFE;
8794 "The max_sectors value is set to %d\n",
8795 ioc->name, shost->max_sectors);
8799 /* register EEDP capabilities with SCSI layer */
8801 scsi_host_set_prot(shost, prot_mask);
8803 scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION
8804 | SHOST_DIF_TYPE2_PROTECTION
8805 | SHOST_DIF_TYPE3_PROTECTION);
8807 scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC);
8810 snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name),
8811 "fw_event_%s%d", ioc->driver_name, ioc->id);
8812 ioc->firmware_event_thread = alloc_ordered_workqueue(
8813 ioc->firmware_event_name, WQ_MEM_RECLAIM);
8814 if (!ioc->firmware_event_thread) {
8815 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
8816 ioc->name, __FILE__, __LINE__, __func__);
8818 goto out_thread_fail;
8821 ioc->is_driver_loading = 1;
8822 if ((mpt3sas_base_attach(ioc))) {
8823 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
8824 ioc->name, __FILE__, __LINE__, __func__);
8826 goto out_attach_fail;
8829 if (ioc->is_warpdrive) {
8830 if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS)
8831 ioc->hide_drives = 0;
8832 else if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_HIDE_ALL_DISKS)
8833 ioc->hide_drives = 1;
8835 if (mpt3sas_get_num_volumes(ioc))
8836 ioc->hide_drives = 1;
8838 ioc->hide_drives = 0;
8841 ioc->hide_drives = 0;
8843 rv = scsi_add_host(shost, &pdev->dev);
8845 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
8846 ioc->name, __FILE__, __LINE__, __func__);
8847 goto out_add_shost_fail;
8850 scsi_scan_host(shost);
8853 mpt3sas_base_detach(ioc);
8855 destroy_workqueue(ioc->firmware_event_thread);
8857 spin_lock(&gioc_lock);
8858 list_del(&ioc->list);
8859 spin_unlock(&gioc_lock);
8860 scsi_host_put(shost);
8866 * scsih_suspend - power management suspend main entry point
8867 * @pdev: PCI device struct
8868 * @state: PM state change to (usually PCI_D3)
8870 * Returns 0 success, anything else error.
8873 scsih_suspend(struct pci_dev *pdev, pm_message_t state)
8875 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8876 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8877 pci_power_t device_state;
8879 mpt3sas_base_stop_watchdog(ioc);
8880 flush_scheduled_work();
8881 scsi_block_requests(shost);
8882 device_state = pci_choose_state(pdev, state);
8884 "pdev=0x%p, slot=%s, entering operating state [D%d]\n",
8885 ioc->name, pdev, pci_name(pdev), device_state);
8887 pci_save_state(pdev);
8888 mpt3sas_base_free_resources(ioc);
8889 pci_set_power_state(pdev, device_state);
8894 * scsih_resume - power management resume main entry point
8895 * @pdev: PCI device struct
8897 * Returns 0 success, anything else error.
8900 scsih_resume(struct pci_dev *pdev)
8902 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8903 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8904 pci_power_t device_state = pdev->current_state;
8908 "pdev=0x%p, slot=%s, previous operating state [D%d]\n",
8909 ioc->name, pdev, pci_name(pdev), device_state);
8911 pci_set_power_state(pdev, PCI_D0);
8912 pci_enable_wake(pdev, PCI_D0, 0);
8913 pci_restore_state(pdev);
8915 r = mpt3sas_base_map_resources(ioc);
8919 mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET);
8920 scsi_unblock_requests(shost);
8921 mpt3sas_base_start_watchdog(ioc);
8924 #endif /* CONFIG_PM */
8927 * scsih_pci_error_detected - Called when a PCI error is detected.
8928 * @pdev: PCI device struct
8929 * @state: PCI channel state
8931 * Description: Called when a PCI error is detected.
8934 * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT
8937 scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
8939 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8940 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8942 pr_info(MPT3SAS_FMT "PCI error: detected callback, state(%d)!!\n",
8946 case pci_channel_io_normal:
8947 return PCI_ERS_RESULT_CAN_RECOVER;
8948 case pci_channel_io_frozen:
8949 /* Fatal error, prepare for slot reset */
8950 ioc->pci_error_recovery = 1;
8951 scsi_block_requests(ioc->shost);
8952 mpt3sas_base_stop_watchdog(ioc);
8953 mpt3sas_base_free_resources(ioc);
8954 return PCI_ERS_RESULT_NEED_RESET;
8955 case pci_channel_io_perm_failure:
8956 /* Permanent error, prepare for device removal */
8957 ioc->pci_error_recovery = 1;
8958 mpt3sas_base_stop_watchdog(ioc);
8959 _scsih_flush_running_cmds(ioc);
8960 return PCI_ERS_RESULT_DISCONNECT;
8962 return PCI_ERS_RESULT_NEED_RESET;
8966 * scsih_pci_slot_reset - Called when PCI slot has been reset.
8967 * @pdev: PCI device struct
8969 * Description: This routine is called by the pci error recovery
8970 * code after the PCI slot has been reset, just before we
8971 * should resume normal operations.
8974 scsih_pci_slot_reset(struct pci_dev *pdev)
8976 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8977 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8980 pr_info(MPT3SAS_FMT "PCI error: slot reset callback!!\n",
8983 ioc->pci_error_recovery = 0;
8985 pci_restore_state(pdev);
8986 rc = mpt3sas_base_map_resources(ioc);
8988 return PCI_ERS_RESULT_DISCONNECT;
8990 rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
8993 pr_warn(MPT3SAS_FMT "hard reset: %s\n", ioc->name,
8994 (rc == 0) ? "success" : "failed");
8997 return PCI_ERS_RESULT_RECOVERED;
8999 return PCI_ERS_RESULT_DISCONNECT;
9003 * scsih_pci_resume() - resume normal ops after PCI reset
9004 * @pdev: pointer to PCI device
9006 * Called when the error recovery driver tells us that its
9007 * OK to resume normal operation. Use completion to allow
9008 * halted scsi ops to resume.
9011 scsih_pci_resume(struct pci_dev *pdev)
9013 struct Scsi_Host *shost = pci_get_drvdata(pdev);
9014 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
9016 pr_info(MPT3SAS_FMT "PCI error: resume callback!!\n", ioc->name);
9018 pci_cleanup_aer_uncorrect_error_status(pdev);
9019 mpt3sas_base_start_watchdog(ioc);
9020 scsi_unblock_requests(ioc->shost);
9024 * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers
9025 * @pdev: pointer to PCI device
9028 scsih_pci_mmio_enabled(struct pci_dev *pdev)
9030 struct Scsi_Host *shost = pci_get_drvdata(pdev);
9031 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
9033 pr_info(MPT3SAS_FMT "PCI error: mmio enabled callback!!\n",
9036 /* TODO - dump whatever for debugging purposes */
9038 /* This called only if scsih_pci_error_detected returns
9039 * PCI_ERS_RESULT_CAN_RECOVER. Read/write to the device still
9040 * works, no need to reset slot.
9042 return PCI_ERS_RESULT_RECOVERED;
9046 * The pci device ids are defined in mpi/mpi2_cnfg.h.
9048 static const struct pci_device_id mpt3sas_pci_table[] = {
9049 /* Spitfire ~ 2004 */
9050 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004,
9051 PCI_ANY_ID, PCI_ANY_ID },
9053 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008,
9054 PCI_ANY_ID, PCI_ANY_ID },
9055 /* Liberator ~ 2108 */
9056 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1,
9057 PCI_ANY_ID, PCI_ANY_ID },
9058 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2,
9059 PCI_ANY_ID, PCI_ANY_ID },
9060 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3,
9061 PCI_ANY_ID, PCI_ANY_ID },
9063 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1,
9064 PCI_ANY_ID, PCI_ANY_ID },
9065 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2,
9066 PCI_ANY_ID, PCI_ANY_ID },
9067 /* Thunderbolt ~ 2208 */
9068 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1,
9069 PCI_ANY_ID, PCI_ANY_ID },
9070 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2,
9071 PCI_ANY_ID, PCI_ANY_ID },
9072 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3,
9073 PCI_ANY_ID, PCI_ANY_ID },
9074 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4,
9075 PCI_ANY_ID, PCI_ANY_ID },
9076 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5,
9077 PCI_ANY_ID, PCI_ANY_ID },
9078 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6,
9079 PCI_ANY_ID, PCI_ANY_ID },
9080 /* Mustang ~ 2308 */
9081 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1,
9082 PCI_ANY_ID, PCI_ANY_ID },
9083 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2,
9084 PCI_ANY_ID, PCI_ANY_ID },
9085 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3,
9086 PCI_ANY_ID, PCI_ANY_ID },
9088 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SSS6200,
9089 PCI_ANY_ID, PCI_ANY_ID },
9090 /* Fury ~ 3004 and 3008 */
9091 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3004,
9092 PCI_ANY_ID, PCI_ANY_ID },
9093 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3008,
9094 PCI_ANY_ID, PCI_ANY_ID },
9095 /* Invader ~ 3108 */
9096 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_1,
9097 PCI_ANY_ID, PCI_ANY_ID },
9098 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_2,
9099 PCI_ANY_ID, PCI_ANY_ID },
9100 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_5,
9101 PCI_ANY_ID, PCI_ANY_ID },
9102 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_6,
9103 PCI_ANY_ID, PCI_ANY_ID },
9104 /* Cutlass ~ 3216 and 3224 */
9105 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3216,
9106 PCI_ANY_ID, PCI_ANY_ID },
9107 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3224,
9108 PCI_ANY_ID, PCI_ANY_ID },
9109 /* Intruder ~ 3316 and 3324 */
9110 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_1,
9111 PCI_ANY_ID, PCI_ANY_ID },
9112 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_2,
9113 PCI_ANY_ID, PCI_ANY_ID },
9114 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_3,
9115 PCI_ANY_ID, PCI_ANY_ID },
9116 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_4,
9117 PCI_ANY_ID, PCI_ANY_ID },
9118 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_1,
9119 PCI_ANY_ID, PCI_ANY_ID },
9120 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_2,
9121 PCI_ANY_ID, PCI_ANY_ID },
9122 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_3,
9123 PCI_ANY_ID, PCI_ANY_ID },
9124 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_4,
9125 PCI_ANY_ID, PCI_ANY_ID },
9126 {0} /* Terminating entry */
9128 MODULE_DEVICE_TABLE(pci, mpt3sas_pci_table);
9130 static struct pci_error_handlers _mpt3sas_err_handler = {
9131 .error_detected = scsih_pci_error_detected,
9132 .mmio_enabled = scsih_pci_mmio_enabled,
9133 .slot_reset = scsih_pci_slot_reset,
9134 .resume = scsih_pci_resume,
9137 static struct pci_driver mpt3sas_driver = {
9138 .name = MPT3SAS_DRIVER_NAME,
9139 .id_table = mpt3sas_pci_table,
9140 .probe = _scsih_probe,
9141 .remove = scsih_remove,
9142 .shutdown = scsih_shutdown,
9143 .err_handler = &_mpt3sas_err_handler,
9145 .suspend = scsih_suspend,
9146 .resume = scsih_resume,
9151 * scsih_init - main entry point for this driver.
9153 * Returns 0 success, anything else error.
9161 mpt3sas_base_initialize_callback_handler();
9163 /* queuecommand callback hander */
9164 scsi_io_cb_idx = mpt3sas_base_register_callback_handler(_scsih_io_done);
9166 /* task managment callback handler */
9167 tm_cb_idx = mpt3sas_base_register_callback_handler(_scsih_tm_done);
9169 /* base internal commands callback handler */
9170 base_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_base_done);
9171 port_enable_cb_idx = mpt3sas_base_register_callback_handler(
9172 mpt3sas_port_enable_done);
9174 /* transport internal commands callback handler */
9175 transport_cb_idx = mpt3sas_base_register_callback_handler(
9176 mpt3sas_transport_done);
9178 /* scsih internal commands callback handler */
9179 scsih_cb_idx = mpt3sas_base_register_callback_handler(_scsih_done);
9181 /* configuration page API internal commands callback handler */
9182 config_cb_idx = mpt3sas_base_register_callback_handler(
9183 mpt3sas_config_done);
9185 /* ctl module callback handler */
9186 ctl_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_ctl_done);
9188 tm_tr_cb_idx = mpt3sas_base_register_callback_handler(
9189 _scsih_tm_tr_complete);
9191 tm_tr_volume_cb_idx = mpt3sas_base_register_callback_handler(
9192 _scsih_tm_volume_tr_complete);
9194 tm_sas_control_cb_idx = mpt3sas_base_register_callback_handler(
9195 _scsih_sas_control_complete);
9201 * scsih_exit - exit point for this driver (when it is a module).
9203 * Returns 0 success, anything else error.
9209 mpt3sas_base_release_callback_handler(scsi_io_cb_idx);
9210 mpt3sas_base_release_callback_handler(tm_cb_idx);
9211 mpt3sas_base_release_callback_handler(base_cb_idx);
9212 mpt3sas_base_release_callback_handler(port_enable_cb_idx);
9213 mpt3sas_base_release_callback_handler(transport_cb_idx);
9214 mpt3sas_base_release_callback_handler(scsih_cb_idx);
9215 mpt3sas_base_release_callback_handler(config_cb_idx);
9216 mpt3sas_base_release_callback_handler(ctl_cb_idx);
9218 mpt3sas_base_release_callback_handler(tm_tr_cb_idx);
9219 mpt3sas_base_release_callback_handler(tm_tr_volume_cb_idx);
9220 mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx);
9222 /* raid transport support */
9223 if (hbas_to_enumerate != 1)
9224 raid_class_release(mpt3sas_raid_template);
9225 if (hbas_to_enumerate != 2)
9226 raid_class_release(mpt2sas_raid_template);
9227 sas_release_transport(mpt3sas_transport_template);
9231 * _mpt3sas_init - main entry point for this driver.
9233 * Returns 0 success, anything else error.
9240 pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME,
9241 MPT3SAS_DRIVER_VERSION);
9243 mpt3sas_transport_template =
9244 sas_attach_transport(&mpt3sas_transport_functions);
9245 if (!mpt3sas_transport_template)
9248 /* No need attach mpt3sas raid functions template
9249 * if hbas_to_enumarate value is one.
9251 if (hbas_to_enumerate != 1) {
9252 mpt3sas_raid_template =
9253 raid_class_attach(&mpt3sas_raid_functions);
9254 if (!mpt3sas_raid_template) {
9255 sas_release_transport(mpt3sas_transport_template);
9260 /* No need to attach mpt2sas raid functions template
9261 * if hbas_to_enumarate value is two
9263 if (hbas_to_enumerate != 2) {
9264 mpt2sas_raid_template =
9265 raid_class_attach(&mpt2sas_raid_functions);
9266 if (!mpt2sas_raid_template) {
9267 sas_release_transport(mpt3sas_transport_template);
9272 error = scsih_init();
9278 mpt3sas_ctl_init(hbas_to_enumerate);
9280 error = pci_register_driver(&mpt3sas_driver);
9288 * _mpt3sas_exit - exit point for this driver (when it is a module).
9294 pr_info("mpt3sas version %s unloading\n",
9295 MPT3SAS_DRIVER_VERSION);
9297 pci_unregister_driver(&mpt3sas_driver);
9299 mpt3sas_ctl_exit(hbas_to_enumerate);
9304 module_init(_mpt3sas_init);
9305 module_exit(_mpt3sas_exit);