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
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41 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
45 #include <linux/module.h>
46 #include <linux/kernel.h>
47 #include <linux/init.h>
48 #include <linux/errno.h>
49 #include <linux/blkdev.h>
50 #include <linux/sched.h>
51 #include <linux/workqueue.h>
52 #include <linux/delay.h>
53 #include <linux/pci.h>
54 #include <linux/pci-aspm.h>
55 #include <linux/interrupt.h>
56 #include <linux/aer.h>
57 #include <linux/raid_class.h>
58 #include <asm/unaligned.h>
60 #include "mpt3sas_base.h"
62 #define RAID_CHANNEL 1
64 static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
65 struct _sas_node *sas_expander);
66 static void _firmware_event_work(struct work_struct *work);
68 static void _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
69 struct _sas_device *sas_device);
70 static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle,
71 u8 retry_count, u8 is_pd);
73 static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid);
75 /* global parameters */
76 LIST_HEAD(mpt3sas_ioc_list);
77 /* global ioc lock for list operations */
78 DEFINE_SPINLOCK(gioc_lock);
80 MODULE_AUTHOR(MPT3SAS_AUTHOR);
81 MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION);
82 MODULE_LICENSE("GPL");
83 MODULE_VERSION(MPT3SAS_DRIVER_VERSION);
84 MODULE_ALIAS("mpt2sas");
86 /* local parameters */
87 static u8 scsi_io_cb_idx = -1;
88 static u8 tm_cb_idx = -1;
89 static u8 ctl_cb_idx = -1;
90 static u8 base_cb_idx = -1;
91 static u8 port_enable_cb_idx = -1;
92 static u8 transport_cb_idx = -1;
93 static u8 scsih_cb_idx = -1;
94 static u8 config_cb_idx = -1;
98 static u8 tm_tr_cb_idx = -1 ;
99 static u8 tm_tr_volume_cb_idx = -1 ;
100 static u8 tm_sas_control_cb_idx = -1;
102 /* command line options */
103 static u32 logging_level;
104 MODULE_PARM_DESC(logging_level,
105 " bits for enabling additional logging info (default=0)");
108 static ushort max_sectors = 0xFFFF;
109 module_param(max_sectors, ushort, 0);
110 MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 32767 default=32767");
113 static int missing_delay[2] = {-1, -1};
114 module_param_array(missing_delay, int, NULL, 0);
115 MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay");
117 /* scsi-mid layer global parmeter is max_report_luns, which is 511 */
118 #define MPT3SAS_MAX_LUN (16895)
119 static u64 max_lun = MPT3SAS_MAX_LUN;
120 module_param(max_lun, ullong, 0);
121 MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
123 static ushort hbas_to_enumerate;
124 module_param(hbas_to_enumerate, ushort, 0);
125 MODULE_PARM_DESC(hbas_to_enumerate,
126 " 0 - enumerates both SAS 2.0 & SAS 3.0 generation HBAs\n \
127 1 - enumerates only SAS 2.0 generation HBAs\n \
128 2 - enumerates only SAS 3.0 generation HBAs (default=0)");
130 /* diag_buffer_enable is bitwise
132 * bit 1 set = SNAPSHOT
133 * bit 2 set = EXTENDED
135 * Either bit can be set, or both
137 static int diag_buffer_enable = -1;
138 module_param(diag_buffer_enable, int, 0);
139 MODULE_PARM_DESC(diag_buffer_enable,
140 " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)");
141 static int disable_discovery = -1;
142 module_param(disable_discovery, int, 0);
143 MODULE_PARM_DESC(disable_discovery, " disable discovery ");
146 /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */
147 static int prot_mask = -1;
148 module_param(prot_mask, int, 0);
149 MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 ");
152 /* raid transport support */
153 struct raid_template *mpt3sas_raid_template;
154 struct raid_template *mpt2sas_raid_template;
158 * struct sense_info - common structure for obtaining sense keys
160 * @asc: additional sense code
161 * @ascq: additional sense code qualifier
169 #define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB)
170 #define MPT3SAS_TURN_ON_PFA_LED (0xFFFC)
171 #define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD)
172 #define MPT3SAS_ABRT_TASK_SET (0xFFFE)
173 #define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF)
175 * struct fw_event_work - firmware event struct
176 * @list: link list framework
177 * @work: work object (ioc->fault_reset_work_q)
178 * @ioc: per adapter object
179 * @device_handle: device handle
180 * @VF_ID: virtual function id
181 * @VP_ID: virtual port id
182 * @ignore: flag meaning this event has been marked to ignore
183 * @event: firmware event MPI2_EVENT_XXX defined in mpi2_ioc.h
184 * @refcount: kref for this event
185 * @event_data: reply event data payload follows
187 * This object stored on ioc->fw_event_list.
189 struct fw_event_work {
190 struct list_head list;
191 struct work_struct work;
193 struct MPT3SAS_ADAPTER *ioc;
199 struct kref refcount;
200 char event_data[0] __aligned(4);
203 static void fw_event_work_free(struct kref *r)
205 kfree(container_of(r, struct fw_event_work, refcount));
208 static void fw_event_work_get(struct fw_event_work *fw_work)
210 kref_get(&fw_work->refcount);
213 static void fw_event_work_put(struct fw_event_work *fw_work)
215 kref_put(&fw_work->refcount, fw_event_work_free);
218 static struct fw_event_work *alloc_fw_event_work(int len)
220 struct fw_event_work *fw_event;
222 fw_event = kzalloc(sizeof(*fw_event) + len, GFP_ATOMIC);
226 kref_init(&fw_event->refcount);
231 * struct _scsi_io_transfer - scsi io transfer
232 * @handle: sas device handle (assigned by firmware)
233 * @is_raid: flag set for hidden raid components
234 * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE,
235 * @data_length: data transfer length
236 * @data_dma: dma pointer to data
239 * @cdb_length: cdb length
241 * @timeout: timeout for this command
242 * @VF_ID: virtual function id
243 * @VP_ID: virtual port id
244 * @valid_reply: flag set for reply message
245 * @sense_length: sense length
246 * @ioc_status: ioc status
247 * @scsi_state: scsi state
248 * @scsi_status: scsi staus
249 * @log_info: log information
250 * @transfer_length: data length transfer when there is a reply message
252 * Used for sending internal scsi commands to devices within this module.
253 * Refer to _scsi_send_scsi_io().
255 struct _scsi_io_transfer {
258 enum dma_data_direction dir;
261 u8 sense[SCSI_SENSE_BUFFERSIZE];
269 /* the following bits are only valid when 'valid_reply = 1' */
279 * _scsih_set_debug_level - global setting of ioc->logging_level.
281 * Note: The logging levels are defined in mpt3sas_debug.h.
284 _scsih_set_debug_level(const char *val, struct kernel_param *kp)
286 int ret = param_set_int(val, kp);
287 struct MPT3SAS_ADAPTER *ioc;
292 pr_info("setting logging_level(0x%08x)\n", logging_level);
293 spin_lock(&gioc_lock);
294 list_for_each_entry(ioc, &mpt3sas_ioc_list, list)
295 ioc->logging_level = logging_level;
296 spin_unlock(&gioc_lock);
299 module_param_call(logging_level, _scsih_set_debug_level, param_get_int,
300 &logging_level, 0644);
303 * _scsih_srch_boot_sas_address - search based on sas_address
304 * @sas_address: sas address
305 * @boot_device: boot device object from bios page 2
307 * Returns 1 when there's a match, 0 means no match.
310 _scsih_srch_boot_sas_address(u64 sas_address,
311 Mpi2BootDeviceSasWwid_t *boot_device)
313 return (sas_address == le64_to_cpu(boot_device->SASAddress)) ? 1 : 0;
317 * _scsih_srch_boot_device_name - search based on device name
318 * @device_name: device name specified in INDENTIFY fram
319 * @boot_device: boot device object from bios page 2
321 * Returns 1 when there's a match, 0 means no match.
324 _scsih_srch_boot_device_name(u64 device_name,
325 Mpi2BootDeviceDeviceName_t *boot_device)
327 return (device_name == le64_to_cpu(boot_device->DeviceName)) ? 1 : 0;
331 * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot
332 * @enclosure_logical_id: enclosure logical id
333 * @slot_number: slot number
334 * @boot_device: boot device object from bios page 2
336 * Returns 1 when there's a match, 0 means no match.
339 _scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number,
340 Mpi2BootDeviceEnclosureSlot_t *boot_device)
342 return (enclosure_logical_id == le64_to_cpu(boot_device->
343 EnclosureLogicalID) && slot_number == le16_to_cpu(boot_device->
344 SlotNumber)) ? 1 : 0;
348 * _scsih_is_boot_device - search for matching boot device.
349 * @sas_address: sas address
350 * @device_name: device name specified in INDENTIFY fram
351 * @enclosure_logical_id: enclosure logical id
352 * @slot_number: slot number
353 * @form: specifies boot device form
354 * @boot_device: boot device object from bios page 2
356 * Returns 1 when there's a match, 0 means no match.
359 _scsih_is_boot_device(u64 sas_address, u64 device_name,
360 u64 enclosure_logical_id, u16 slot, u8 form,
361 Mpi2BiosPage2BootDevice_t *boot_device)
366 case MPI2_BIOSPAGE2_FORM_SAS_WWID:
369 rc = _scsih_srch_boot_sas_address(
370 sas_address, &boot_device->SasWwid);
372 case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT:
373 if (!enclosure_logical_id)
375 rc = _scsih_srch_boot_encl_slot(
376 enclosure_logical_id,
377 slot, &boot_device->EnclosureSlot);
379 case MPI2_BIOSPAGE2_FORM_DEVICE_NAME:
382 rc = _scsih_srch_boot_device_name(
383 device_name, &boot_device->DeviceName);
385 case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED:
393 * _scsih_get_sas_address - set the sas_address for given device handle
394 * @handle: device handle
395 * @sas_address: sas address
397 * Returns 0 success, non-zero when failure
400 _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle,
403 Mpi2SasDevicePage0_t sas_device_pg0;
404 Mpi2ConfigReply_t mpi_reply;
409 if (handle <= ioc->sas_hba.num_phys) {
410 *sas_address = ioc->sas_hba.sas_address;
414 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
415 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
416 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
417 __FILE__, __LINE__, __func__);
421 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
422 if (ioc_status == MPI2_IOCSTATUS_SUCCESS) {
423 *sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
427 /* we hit this because the given parent handle doesn't exist */
428 if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE)
431 /* else error case */
433 "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n",
434 ioc->name, handle, ioc_status,
435 __FILE__, __LINE__, __func__);
440 * _scsih_determine_boot_device - determine boot device.
441 * @ioc: per adapter object
442 * @device: either sas_device or raid_device object
443 * @is_raid: [flag] 1 = raid object, 0 = sas object
445 * Determines whether this device should be first reported device to
446 * to scsi-ml or sas transport, this purpose is for persistent boot device.
447 * There are primary, alternate, and current entries in bios page 2. The order
448 * priority is primary, alternate, then current. This routine saves
449 * the corresponding device object and is_raid flag in the ioc object.
450 * The saved data to be used later in _scsih_probe_boot_devices().
453 _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
454 void *device, u8 is_raid)
456 struct _sas_device *sas_device;
457 struct _raid_device *raid_device;
460 u64 enclosure_logical_id;
463 /* only process this function when driver loads */
464 if (!ioc->is_driver_loading)
467 /* no Bios, return immediately */
468 if (!ioc->bios_pg3.BiosVersion)
473 sas_address = sas_device->sas_address;
474 device_name = sas_device->device_name;
475 enclosure_logical_id = sas_device->enclosure_logical_id;
476 slot = sas_device->slot;
478 raid_device = device;
479 sas_address = raid_device->wwid;
481 enclosure_logical_id = 0;
485 if (!ioc->req_boot_device.device) {
486 if (_scsih_is_boot_device(sas_address, device_name,
487 enclosure_logical_id, slot,
488 (ioc->bios_pg2.ReqBootDeviceForm &
489 MPI2_BIOSPAGE2_FORM_MASK),
490 &ioc->bios_pg2.RequestedBootDevice)) {
491 dinitprintk(ioc, pr_info(MPT3SAS_FMT
492 "%s: req_boot_device(0x%016llx)\n",
494 (unsigned long long)sas_address));
495 ioc->req_boot_device.device = device;
496 ioc->req_boot_device.is_raid = is_raid;
500 if (!ioc->req_alt_boot_device.device) {
501 if (_scsih_is_boot_device(sas_address, device_name,
502 enclosure_logical_id, slot,
503 (ioc->bios_pg2.ReqAltBootDeviceForm &
504 MPI2_BIOSPAGE2_FORM_MASK),
505 &ioc->bios_pg2.RequestedAltBootDevice)) {
506 dinitprintk(ioc, pr_info(MPT3SAS_FMT
507 "%s: req_alt_boot_device(0x%016llx)\n",
509 (unsigned long long)sas_address));
510 ioc->req_alt_boot_device.device = device;
511 ioc->req_alt_boot_device.is_raid = is_raid;
515 if (!ioc->current_boot_device.device) {
516 if (_scsih_is_boot_device(sas_address, device_name,
517 enclosure_logical_id, slot,
518 (ioc->bios_pg2.CurrentBootDeviceForm &
519 MPI2_BIOSPAGE2_FORM_MASK),
520 &ioc->bios_pg2.CurrentBootDevice)) {
521 dinitprintk(ioc, pr_info(MPT3SAS_FMT
522 "%s: current_boot_device(0x%016llx)\n",
524 (unsigned long long)sas_address));
525 ioc->current_boot_device.device = device;
526 ioc->current_boot_device.is_raid = is_raid;
531 static struct _sas_device *
532 __mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
533 struct MPT3SAS_TARGET *tgt_priv)
535 struct _sas_device *ret;
537 assert_spin_locked(&ioc->sas_device_lock);
539 ret = tgt_priv->sdev;
546 static struct _sas_device *
547 mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
548 struct MPT3SAS_TARGET *tgt_priv)
550 struct _sas_device *ret;
553 spin_lock_irqsave(&ioc->sas_device_lock, flags);
554 ret = __mpt3sas_get_sdev_from_target(ioc, tgt_priv);
555 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
562 __mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc,
565 struct _sas_device *sas_device;
567 assert_spin_locked(&ioc->sas_device_lock);
569 list_for_each_entry(sas_device, &ioc->sas_device_list, list)
570 if (sas_device->sas_address == sas_address)
573 list_for_each_entry(sas_device, &ioc->sas_device_init_list, list)
574 if (sas_device->sas_address == sas_address)
580 sas_device_get(sas_device);
585 * mpt3sas_get_sdev_by_addr - sas device search
586 * @ioc: per adapter object
587 * @sas_address: sas address
588 * Context: Calling function should acquire ioc->sas_device_lock
590 * This searches for sas_device based on sas_address, then return sas_device
594 mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc,
597 struct _sas_device *sas_device;
600 spin_lock_irqsave(&ioc->sas_device_lock, flags);
601 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
603 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
608 static struct _sas_device *
609 __mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
611 struct _sas_device *sas_device;
613 assert_spin_locked(&ioc->sas_device_lock);
615 list_for_each_entry(sas_device, &ioc->sas_device_list, list)
616 if (sas_device->handle == handle)
619 list_for_each_entry(sas_device, &ioc->sas_device_init_list, list)
620 if (sas_device->handle == handle)
626 sas_device_get(sas_device);
631 * mpt3sas_get_sdev_by_handle - sas device search
632 * @ioc: per adapter object
633 * @handle: sas device handle (assigned by firmware)
634 * Context: Calling function should acquire ioc->sas_device_lock
636 * This searches for sas_device based on sas_address, then return sas_device
639 static struct _sas_device *
640 mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
642 struct _sas_device *sas_device;
645 spin_lock_irqsave(&ioc->sas_device_lock, flags);
646 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
647 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
653 * _scsih_sas_device_remove - remove sas_device from list.
654 * @ioc: per adapter object
655 * @sas_device: the sas_device object
656 * Context: This function will acquire ioc->sas_device_lock.
658 * If sas_device is on the list, remove it and decrement its reference count.
661 _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc,
662 struct _sas_device *sas_device)
669 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
670 ioc->name, sas_device->handle,
671 (unsigned long long) sas_device->sas_address);
673 if (sas_device->enclosure_handle != 0)
675 "removing enclosure logical id(0x%016llx), slot(%d)\n",
676 ioc->name, (unsigned long long)
677 sas_device->enclosure_logical_id, sas_device->slot);
679 if (sas_device->connector_name[0] != '\0')
681 "removing enclosure level(0x%04x), connector name( %s)\n",
682 ioc->name, sas_device->enclosure_level,
683 sas_device->connector_name);
686 * The lock serializes access to the list, but we still need to verify
687 * that nobody removed the entry while we were waiting on the lock.
689 spin_lock_irqsave(&ioc->sas_device_lock, flags);
690 if (!list_empty(&sas_device->list)) {
691 list_del_init(&sas_device->list);
692 sas_device_put(sas_device);
694 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
698 * _scsih_device_remove_by_handle - removing device object by handle
699 * @ioc: per adapter object
700 * @handle: device handle
705 _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
707 struct _sas_device *sas_device;
710 if (ioc->shost_recovery)
713 spin_lock_irqsave(&ioc->sas_device_lock, flags);
714 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
716 list_del_init(&sas_device->list);
717 sas_device_put(sas_device);
719 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
721 _scsih_remove_device(ioc, sas_device);
722 sas_device_put(sas_device);
727 * mpt3sas_device_remove_by_sas_address - removing device object by sas address
728 * @ioc: per adapter object
729 * @sas_address: device sas_address
734 mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
737 struct _sas_device *sas_device;
740 if (ioc->shost_recovery)
743 spin_lock_irqsave(&ioc->sas_device_lock, flags);
744 sas_device = __mpt3sas_get_sdev_by_addr(ioc, sas_address);
746 list_del_init(&sas_device->list);
747 sas_device_put(sas_device);
749 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
751 _scsih_remove_device(ioc, sas_device);
752 sas_device_put(sas_device);
757 * _scsih_sas_device_add - insert sas_device to the list.
758 * @ioc: per adapter object
759 * @sas_device: the sas_device object
760 * Context: This function will acquire ioc->sas_device_lock.
762 * Adding new object to the ioc->sas_device_list.
765 _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc,
766 struct _sas_device *sas_device)
770 dewtprintk(ioc, pr_info(MPT3SAS_FMT
771 "%s: handle(0x%04x), sas_addr(0x%016llx)\n",
772 ioc->name, __func__, sas_device->handle,
773 (unsigned long long)sas_device->sas_address));
775 if (sas_device->enclosure_handle != 0)
776 dewtprintk(ioc, pr_info(MPT3SAS_FMT
777 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
778 ioc->name, __func__, (unsigned long long)
779 sas_device->enclosure_logical_id, sas_device->slot));
781 if (sas_device->connector_name[0] != '\0')
782 dewtprintk(ioc, pr_info(MPT3SAS_FMT
783 "%s: enclosure level(0x%04x), connector name( %s)\n",
785 sas_device->enclosure_level, sas_device->connector_name));
787 spin_lock_irqsave(&ioc->sas_device_lock, flags);
788 sas_device_get(sas_device);
789 list_add_tail(&sas_device->list, &ioc->sas_device_list);
790 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
792 if (ioc->hide_drives) {
793 clear_bit(sas_device->handle, ioc->pend_os_device_add);
797 if (!mpt3sas_transport_port_add(ioc, sas_device->handle,
798 sas_device->sas_address_parent)) {
799 _scsih_sas_device_remove(ioc, sas_device);
800 } else if (!sas_device->starget) {
802 * When asyn scanning is enabled, its not possible to remove
803 * devices while scanning is turned on due to an oops in
804 * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start()
806 if (!ioc->is_driver_loading) {
807 mpt3sas_transport_port_remove(ioc,
808 sas_device->sas_address,
809 sas_device->sas_address_parent);
810 _scsih_sas_device_remove(ioc, sas_device);
813 clear_bit(sas_device->handle, ioc->pend_os_device_add);
817 * _scsih_sas_device_init_add - insert sas_device to the list.
818 * @ioc: per adapter object
819 * @sas_device: the sas_device object
820 * Context: This function will acquire ioc->sas_device_lock.
822 * Adding new object at driver load time to the ioc->sas_device_init_list.
825 _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc,
826 struct _sas_device *sas_device)
830 dewtprintk(ioc, pr_info(MPT3SAS_FMT
831 "%s: handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name,
832 __func__, sas_device->handle,
833 (unsigned long long)sas_device->sas_address));
835 if (sas_device->enclosure_handle != 0)
836 dewtprintk(ioc, pr_info(MPT3SAS_FMT
837 "%s: enclosure logical id(0x%016llx), slot( %d)\n",
838 ioc->name, __func__, (unsigned long long)
839 sas_device->enclosure_logical_id, sas_device->slot));
841 if (sas_device->connector_name[0] != '\0')
842 dewtprintk(ioc, pr_info(MPT3SAS_FMT
843 "%s: enclosure level(0x%04x), connector name( %s)\n",
844 ioc->name, __func__, sas_device->enclosure_level,
845 sas_device->connector_name));
847 spin_lock_irqsave(&ioc->sas_device_lock, flags);
848 sas_device_get(sas_device);
849 list_add_tail(&sas_device->list, &ioc->sas_device_init_list);
850 _scsih_determine_boot_device(ioc, sas_device, 0);
851 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
855 * _scsih_raid_device_find_by_id - raid device search
856 * @ioc: per adapter object
857 * @id: sas device target id
858 * @channel: sas device channel
859 * Context: Calling function should acquire ioc->raid_device_lock
861 * This searches for raid_device based on target id, then return raid_device
864 static struct _raid_device *
865 _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel)
867 struct _raid_device *raid_device, *r;
870 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
871 if (raid_device->id == id && raid_device->channel == channel) {
882 * mpt3sas_raid_device_find_by_handle - raid device search
883 * @ioc: per adapter object
884 * @handle: sas device handle (assigned by firmware)
885 * Context: Calling function should acquire ioc->raid_device_lock
887 * This searches for raid_device based on handle, then return raid_device
890 struct _raid_device *
891 mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
893 struct _raid_device *raid_device, *r;
896 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
897 if (raid_device->handle != handle)
908 * _scsih_raid_device_find_by_wwid - raid device search
909 * @ioc: per adapter object
910 * @handle: sas device handle (assigned by firmware)
911 * Context: Calling function should acquire ioc->raid_device_lock
913 * This searches for raid_device based on wwid, then return raid_device
916 static struct _raid_device *
917 _scsih_raid_device_find_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid)
919 struct _raid_device *raid_device, *r;
922 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
923 if (raid_device->wwid != wwid)
934 * _scsih_raid_device_add - add raid_device object
935 * @ioc: per adapter object
936 * @raid_device: raid_device object
938 * This is added to the raid_device_list link list.
941 _scsih_raid_device_add(struct MPT3SAS_ADAPTER *ioc,
942 struct _raid_device *raid_device)
946 dewtprintk(ioc, pr_info(MPT3SAS_FMT
947 "%s: handle(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__,
948 raid_device->handle, (unsigned long long)raid_device->wwid));
950 spin_lock_irqsave(&ioc->raid_device_lock, flags);
951 list_add_tail(&raid_device->list, &ioc->raid_device_list);
952 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
956 * _scsih_raid_device_remove - delete raid_device object
957 * @ioc: per adapter object
958 * @raid_device: raid_device object
962 _scsih_raid_device_remove(struct MPT3SAS_ADAPTER *ioc,
963 struct _raid_device *raid_device)
967 spin_lock_irqsave(&ioc->raid_device_lock, flags);
968 list_del(&raid_device->list);
970 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
974 * mpt3sas_scsih_expander_find_by_handle - expander device search
975 * @ioc: per adapter object
976 * @handle: expander handle (assigned by firmware)
977 * Context: Calling function should acquire ioc->sas_device_lock
979 * This searches for expander device based on handle, then returns the
983 mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
985 struct _sas_node *sas_expander, *r;
988 list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
989 if (sas_expander->handle != handle)
999 * mpt3sas_scsih_expander_find_by_sas_address - expander device search
1000 * @ioc: per adapter object
1001 * @sas_address: sas address
1002 * Context: Calling function should acquire ioc->sas_node_lock.
1004 * This searches for expander device based on sas_address, then returns the
1008 mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
1011 struct _sas_node *sas_expander, *r;
1014 list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
1015 if (sas_expander->sas_address != sas_address)
1025 * _scsih_expander_node_add - insert expander device to the list.
1026 * @ioc: per adapter object
1027 * @sas_expander: the sas_device object
1028 * Context: This function will acquire ioc->sas_node_lock.
1030 * Adding new object to the ioc->sas_expander_list.
1035 _scsih_expander_node_add(struct MPT3SAS_ADAPTER *ioc,
1036 struct _sas_node *sas_expander)
1038 unsigned long flags;
1040 spin_lock_irqsave(&ioc->sas_node_lock, flags);
1041 list_add_tail(&sas_expander->list, &ioc->sas_expander_list);
1042 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
1046 * _scsih_is_end_device - determines if device is an end device
1047 * @device_info: bitfield providing information about the device.
1050 * Returns 1 if end device.
1053 _scsih_is_end_device(u32 device_info)
1055 if (device_info & MPI2_SAS_DEVICE_INFO_END_DEVICE &&
1056 ((device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) |
1057 (device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) |
1058 (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE)))
1065 * _scsih_scsi_lookup_get - returns scmd entry
1066 * @ioc: per adapter object
1067 * @smid: system request message index
1069 * Returns the smid stored scmd pointer.
1071 static struct scsi_cmnd *
1072 _scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid)
1074 return ioc->scsi_lookup[smid - 1].scmd;
1078 * __scsih_scsi_lookup_get_clear - returns scmd entry without
1080 * @ioc: per adapter object
1081 * @smid: system request message index
1083 * Returns the smid stored scmd pointer.
1084 * Then will dereference the stored scmd pointer.
1086 static inline struct scsi_cmnd *
1087 __scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER *ioc,
1090 struct scsi_cmnd *scmd = NULL;
1092 swap(scmd, ioc->scsi_lookup[smid - 1].scmd);
1098 * _scsih_scsi_lookup_get_clear - returns scmd entry
1099 * @ioc: per adapter object
1100 * @smid: system request message index
1102 * Returns the smid stored scmd pointer.
1103 * Then will derefrence the stored scmd pointer.
1105 static inline struct scsi_cmnd *
1106 _scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER *ioc, u16 smid)
1108 unsigned long flags;
1109 struct scsi_cmnd *scmd;
1111 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1112 scmd = __scsih_scsi_lookup_get_clear(ioc, smid);
1113 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1119 * _scsih_scsi_lookup_find_by_scmd - scmd lookup
1120 * @ioc: per adapter object
1121 * @smid: system request message index
1122 * @scmd: pointer to scsi command object
1123 * Context: This function will acquire ioc->scsi_lookup_lock.
1125 * This will search for a scmd pointer in the scsi_lookup array,
1126 * returning the revelent smid. A returned value of zero means invalid.
1129 _scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd
1133 unsigned long flags;
1136 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1138 for (i = 0; i < ioc->scsiio_depth; i++) {
1139 if (ioc->scsi_lookup[i].scmd == scmd) {
1140 smid = ioc->scsi_lookup[i].smid;
1145 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1150 * _scsih_scsi_lookup_find_by_target - search for matching channel:id
1151 * @ioc: per adapter object
1154 * Context: This function will acquire ioc->scsi_lookup_lock.
1156 * This will search for a matching channel:id in the scsi_lookup array,
1157 * returning 1 if found.
1160 _scsih_scsi_lookup_find_by_target(struct MPT3SAS_ADAPTER *ioc, int id,
1164 unsigned long flags;
1167 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1169 for (i = 0 ; i < ioc->scsiio_depth; i++) {
1170 if (ioc->scsi_lookup[i].scmd &&
1171 (ioc->scsi_lookup[i].scmd->device->id == id &&
1172 ioc->scsi_lookup[i].scmd->device->channel == channel)) {
1178 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1183 * _scsih_scsi_lookup_find_by_lun - search for matching channel:id:lun
1184 * @ioc: per adapter object
1188 * Context: This function will acquire ioc->scsi_lookup_lock.
1190 * This will search for a matching channel:id:lun in the scsi_lookup array,
1191 * returning 1 if found.
1194 _scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER *ioc, int id,
1195 unsigned int lun, int channel)
1198 unsigned long flags;
1201 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
1203 for (i = 0 ; i < ioc->scsiio_depth; i++) {
1204 if (ioc->scsi_lookup[i].scmd &&
1205 (ioc->scsi_lookup[i].scmd->device->id == id &&
1206 ioc->scsi_lookup[i].scmd->device->channel == channel &&
1207 ioc->scsi_lookup[i].scmd->device->lun == lun)) {
1213 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
1218 * scsih_change_queue_depth - setting device queue depth
1219 * @sdev: scsi device struct
1220 * @qdepth: requested queue depth
1222 * Returns queue depth.
1225 scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
1227 struct Scsi_Host *shost = sdev->host;
1229 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1230 struct MPT3SAS_DEVICE *sas_device_priv_data;
1231 struct MPT3SAS_TARGET *sas_target_priv_data;
1232 struct _sas_device *sas_device;
1233 unsigned long flags;
1235 max_depth = shost->can_queue;
1237 /* limit max device queue for SATA to 32 */
1238 sas_device_priv_data = sdev->hostdata;
1239 if (!sas_device_priv_data)
1241 sas_target_priv_data = sas_device_priv_data->sas_target;
1242 if (!sas_target_priv_data)
1244 if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))
1247 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1248 sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
1250 if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
1251 max_depth = MPT3SAS_SATA_QUEUE_DEPTH;
1253 sas_device_put(sas_device);
1255 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1259 if (!sdev->tagged_supported)
1261 if (qdepth > max_depth)
1263 return scsi_change_queue_depth(sdev, qdepth);
1267 * scsih_target_alloc - target add routine
1268 * @starget: scsi target struct
1270 * Returns 0 if ok. Any other return is assumed to be an error and
1271 * the device is ignored.
1274 scsih_target_alloc(struct scsi_target *starget)
1276 struct Scsi_Host *shost = dev_to_shost(&starget->dev);
1277 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1278 struct MPT3SAS_TARGET *sas_target_priv_data;
1279 struct _sas_device *sas_device;
1280 struct _raid_device *raid_device;
1281 unsigned long flags;
1282 struct sas_rphy *rphy;
1284 sas_target_priv_data = kzalloc(sizeof(*sas_target_priv_data),
1286 if (!sas_target_priv_data)
1289 starget->hostdata = sas_target_priv_data;
1290 sas_target_priv_data->starget = starget;
1291 sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE;
1294 if (starget->channel == RAID_CHANNEL) {
1295 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1296 raid_device = _scsih_raid_device_find_by_id(ioc, starget->id,
1299 sas_target_priv_data->handle = raid_device->handle;
1300 sas_target_priv_data->sas_address = raid_device->wwid;
1301 sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME;
1302 if (ioc->is_warpdrive)
1303 sas_target_priv_data->raid_device = raid_device;
1304 raid_device->starget = starget;
1306 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1310 /* sas/sata devices */
1311 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1312 rphy = dev_to_rphy(starget->dev.parent);
1313 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
1314 rphy->identify.sas_address);
1317 sas_target_priv_data->handle = sas_device->handle;
1318 sas_target_priv_data->sas_address = sas_device->sas_address;
1319 sas_target_priv_data->sdev = sas_device;
1320 sas_device->starget = starget;
1321 sas_device->id = starget->id;
1322 sas_device->channel = starget->channel;
1323 if (test_bit(sas_device->handle, ioc->pd_handles))
1324 sas_target_priv_data->flags |=
1325 MPT_TARGET_FLAGS_RAID_COMPONENT;
1326 if (sas_device->fast_path)
1327 sas_target_priv_data->flags |= MPT_TARGET_FASTPATH_IO;
1329 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1335 * scsih_target_destroy - target destroy routine
1336 * @starget: scsi target struct
1341 scsih_target_destroy(struct scsi_target *starget)
1343 struct Scsi_Host *shost = dev_to_shost(&starget->dev);
1344 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1345 struct MPT3SAS_TARGET *sas_target_priv_data;
1346 struct _sas_device *sas_device;
1347 struct _raid_device *raid_device;
1348 unsigned long flags;
1350 sas_target_priv_data = starget->hostdata;
1351 if (!sas_target_priv_data)
1354 if (starget->channel == RAID_CHANNEL) {
1355 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1356 raid_device = _scsih_raid_device_find_by_id(ioc, starget->id,
1359 raid_device->starget = NULL;
1360 raid_device->sdev = NULL;
1362 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1366 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1367 sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
1368 if (sas_device && (sas_device->starget == starget) &&
1369 (sas_device->id == starget->id) &&
1370 (sas_device->channel == starget->channel))
1371 sas_device->starget = NULL;
1375 * Corresponding get() is in _scsih_target_alloc()
1377 sas_target_priv_data->sdev = NULL;
1378 sas_device_put(sas_device);
1380 sas_device_put(sas_device);
1382 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1385 kfree(sas_target_priv_data);
1386 starget->hostdata = NULL;
1390 * scsih_slave_alloc - device add routine
1391 * @sdev: scsi device struct
1393 * Returns 0 if ok. Any other return is assumed to be an error and
1394 * the device is ignored.
1397 scsih_slave_alloc(struct scsi_device *sdev)
1399 struct Scsi_Host *shost;
1400 struct MPT3SAS_ADAPTER *ioc;
1401 struct MPT3SAS_TARGET *sas_target_priv_data;
1402 struct MPT3SAS_DEVICE *sas_device_priv_data;
1403 struct scsi_target *starget;
1404 struct _raid_device *raid_device;
1405 struct _sas_device *sas_device;
1406 unsigned long flags;
1408 sas_device_priv_data = kzalloc(sizeof(*sas_device_priv_data),
1410 if (!sas_device_priv_data)
1413 sas_device_priv_data->lun = sdev->lun;
1414 sas_device_priv_data->flags = MPT_DEVICE_FLAGS_INIT;
1416 starget = scsi_target(sdev);
1417 sas_target_priv_data = starget->hostdata;
1418 sas_target_priv_data->num_luns++;
1419 sas_device_priv_data->sas_target = sas_target_priv_data;
1420 sdev->hostdata = sas_device_priv_data;
1421 if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT))
1422 sdev->no_uld_attach = 1;
1424 shost = dev_to_shost(&starget->dev);
1425 ioc = shost_priv(shost);
1426 if (starget->channel == RAID_CHANNEL) {
1427 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1428 raid_device = _scsih_raid_device_find_by_id(ioc,
1429 starget->id, starget->channel);
1431 raid_device->sdev = sdev; /* raid is single lun */
1432 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1435 if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
1436 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1437 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
1438 sas_target_priv_data->sas_address);
1439 if (sas_device && (sas_device->starget == NULL)) {
1440 sdev_printk(KERN_INFO, sdev,
1441 "%s : sas_device->starget set to starget @ %d\n",
1442 __func__, __LINE__);
1443 sas_device->starget = starget;
1447 sas_device_put(sas_device);
1449 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1456 * scsih_slave_destroy - device destroy routine
1457 * @sdev: scsi device struct
1462 scsih_slave_destroy(struct scsi_device *sdev)
1464 struct MPT3SAS_TARGET *sas_target_priv_data;
1465 struct scsi_target *starget;
1466 struct Scsi_Host *shost;
1467 struct MPT3SAS_ADAPTER *ioc;
1468 struct _sas_device *sas_device;
1469 unsigned long flags;
1471 if (!sdev->hostdata)
1474 starget = scsi_target(sdev);
1475 sas_target_priv_data = starget->hostdata;
1476 sas_target_priv_data->num_luns--;
1478 shost = dev_to_shost(&starget->dev);
1479 ioc = shost_priv(shost);
1481 if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
1482 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1483 sas_device = __mpt3sas_get_sdev_from_target(ioc,
1484 sas_target_priv_data);
1485 if (sas_device && !sas_target_priv_data->num_luns)
1486 sas_device->starget = NULL;
1489 sas_device_put(sas_device);
1490 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1493 kfree(sdev->hostdata);
1494 sdev->hostdata = NULL;
1498 * _scsih_display_sata_capabilities - sata capabilities
1499 * @ioc: per adapter object
1500 * @handle: device handle
1501 * @sdev: scsi device struct
1504 _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER *ioc,
1505 u16 handle, struct scsi_device *sdev)
1507 Mpi2ConfigReply_t mpi_reply;
1508 Mpi2SasDevicePage0_t sas_device_pg0;
1513 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
1514 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
1515 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1516 ioc->name, __FILE__, __LINE__, __func__);
1520 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
1521 MPI2_IOCSTATUS_MASK;
1522 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
1523 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1524 ioc->name, __FILE__, __LINE__, __func__);
1528 flags = le16_to_cpu(sas_device_pg0.Flags);
1529 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
1531 sdev_printk(KERN_INFO, sdev,
1532 "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), "
1533 "sw_preserve(%s)\n",
1534 (device_info & MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? "y" : "n",
1535 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED) ? "y" : "n",
1536 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY) ? "y" :
1538 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED) ? "y" : "n",
1539 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED) ? "y" : "n",
1540 (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE) ? "y" : "n");
1544 * raid transport support -
1545 * Enabled for SLES11 and newer, in older kernels the driver will panic when
1546 * unloading the driver followed by a load - I believe that the subroutine
1547 * raid_class_release() is not cleaning up properly.
1551 * scsih_is_raid - return boolean indicating device is raid volume
1552 * @dev the device struct object
1555 scsih_is_raid(struct device *dev)
1557 struct scsi_device *sdev = to_scsi_device(dev);
1558 struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
1560 if (ioc->is_warpdrive)
1562 return (sdev->channel == RAID_CHANNEL) ? 1 : 0;
1566 * scsih_get_resync - get raid volume resync percent complete
1567 * @dev the device struct object
1570 scsih_get_resync(struct device *dev)
1572 struct scsi_device *sdev = to_scsi_device(dev);
1573 struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
1574 static struct _raid_device *raid_device;
1575 unsigned long flags;
1576 Mpi2RaidVolPage0_t vol_pg0;
1577 Mpi2ConfigReply_t mpi_reply;
1578 u32 volume_status_flags;
1579 u8 percent_complete;
1582 percent_complete = 0;
1584 if (ioc->is_warpdrive)
1587 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1588 raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id,
1591 handle = raid_device->handle;
1592 percent_complete = raid_device->percent_complete;
1594 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1599 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0,
1600 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
1601 sizeof(Mpi2RaidVolPage0_t))) {
1602 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1603 ioc->name, __FILE__, __LINE__, __func__);
1604 percent_complete = 0;
1608 volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags);
1609 if (!(volume_status_flags &
1610 MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS))
1611 percent_complete = 0;
1615 switch (ioc->hba_mpi_version_belonged) {
1617 raid_set_resync(mpt2sas_raid_template, dev, percent_complete);
1621 raid_set_resync(mpt3sas_raid_template, dev, percent_complete);
1627 * scsih_get_state - get raid volume level
1628 * @dev the device struct object
1631 scsih_get_state(struct device *dev)
1633 struct scsi_device *sdev = to_scsi_device(dev);
1634 struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
1635 static struct _raid_device *raid_device;
1636 unsigned long flags;
1637 Mpi2RaidVolPage0_t vol_pg0;
1638 Mpi2ConfigReply_t mpi_reply;
1640 enum raid_state state = RAID_STATE_UNKNOWN;
1643 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1644 raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id,
1647 handle = raid_device->handle;
1648 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1653 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0,
1654 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
1655 sizeof(Mpi2RaidVolPage0_t))) {
1656 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
1657 ioc->name, __FILE__, __LINE__, __func__);
1661 volstate = le32_to_cpu(vol_pg0.VolumeStatusFlags);
1662 if (volstate & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) {
1663 state = RAID_STATE_RESYNCING;
1667 switch (vol_pg0.VolumeState) {
1668 case MPI2_RAID_VOL_STATE_OPTIMAL:
1669 case MPI2_RAID_VOL_STATE_ONLINE:
1670 state = RAID_STATE_ACTIVE;
1672 case MPI2_RAID_VOL_STATE_DEGRADED:
1673 state = RAID_STATE_DEGRADED;
1675 case MPI2_RAID_VOL_STATE_FAILED:
1676 case MPI2_RAID_VOL_STATE_MISSING:
1677 state = RAID_STATE_OFFLINE;
1681 switch (ioc->hba_mpi_version_belonged) {
1683 raid_set_state(mpt2sas_raid_template, dev, state);
1687 raid_set_state(mpt3sas_raid_template, dev, state);
1693 * _scsih_set_level - set raid level
1694 * @sdev: scsi device struct
1695 * @volume_type: volume type
1698 _scsih_set_level(struct MPT3SAS_ADAPTER *ioc,
1699 struct scsi_device *sdev, u8 volume_type)
1701 enum raid_level level = RAID_LEVEL_UNKNOWN;
1703 switch (volume_type) {
1704 case MPI2_RAID_VOL_TYPE_RAID0:
1705 level = RAID_LEVEL_0;
1707 case MPI2_RAID_VOL_TYPE_RAID10:
1708 level = RAID_LEVEL_10;
1710 case MPI2_RAID_VOL_TYPE_RAID1E:
1711 level = RAID_LEVEL_1E;
1713 case MPI2_RAID_VOL_TYPE_RAID1:
1714 level = RAID_LEVEL_1;
1718 switch (ioc->hba_mpi_version_belonged) {
1720 raid_set_level(mpt2sas_raid_template,
1721 &sdev->sdev_gendev, level);
1725 raid_set_level(mpt3sas_raid_template,
1726 &sdev->sdev_gendev, level);
1733 * _scsih_get_volume_capabilities - volume capabilities
1734 * @ioc: per adapter object
1735 * @sas_device: the raid_device object
1737 * Returns 0 for success, else 1
1740 _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc,
1741 struct _raid_device *raid_device)
1743 Mpi2RaidVolPage0_t *vol_pg0;
1744 Mpi2RaidPhysDiskPage0_t pd_pg0;
1745 Mpi2SasDevicePage0_t sas_device_pg0;
1746 Mpi2ConfigReply_t mpi_reply;
1750 if ((mpt3sas_config_get_number_pds(ioc, raid_device->handle,
1751 &num_pds)) || !num_pds) {
1752 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1753 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1758 raid_device->num_pds = num_pds;
1759 sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds *
1760 sizeof(Mpi2RaidVol0PhysDisk_t));
1761 vol_pg0 = kzalloc(sz, GFP_KERNEL);
1763 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1764 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1769 if ((mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0,
1770 MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) {
1771 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1772 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1778 raid_device->volume_type = vol_pg0->VolumeType;
1780 /* figure out what the underlying devices are by
1781 * obtaining the device_info bits for the 1st device
1783 if (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
1784 &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM,
1785 vol_pg0->PhysDisk[0].PhysDiskNum))) {
1786 if (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
1787 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
1788 le16_to_cpu(pd_pg0.DevHandle)))) {
1789 raid_device->device_info =
1790 le32_to_cpu(sas_device_pg0.DeviceInfo);
1799 * _scsih_enable_tlr - setting TLR flags
1800 * @ioc: per adapter object
1801 * @sdev: scsi device struct
1803 * Enabling Transaction Layer Retries for tape devices when
1804 * vpd page 0x90 is present
1808 _scsih_enable_tlr(struct MPT3SAS_ADAPTER *ioc, struct scsi_device *sdev)
1812 if (sdev->type != TYPE_TAPE)
1815 if (!(ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR))
1818 sas_enable_tlr(sdev);
1819 sdev_printk(KERN_INFO, sdev, "TLR %s\n",
1820 sas_is_tlr_enabled(sdev) ? "Enabled" : "Disabled");
1826 * scsih_slave_configure - device configure routine.
1827 * @sdev: scsi device struct
1829 * Returns 0 if ok. Any other return is assumed to be an error and
1830 * the device is ignored.
1833 scsih_slave_configure(struct scsi_device *sdev)
1835 struct Scsi_Host *shost = sdev->host;
1836 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
1837 struct MPT3SAS_DEVICE *sas_device_priv_data;
1838 struct MPT3SAS_TARGET *sas_target_priv_data;
1839 struct _sas_device *sas_device;
1840 struct _raid_device *raid_device;
1841 unsigned long flags;
1846 u16 handle, volume_handle = 0;
1847 u64 volume_wwid = 0;
1850 sas_device_priv_data = sdev->hostdata;
1851 sas_device_priv_data->configured_lun = 1;
1852 sas_device_priv_data->flags &= ~MPT_DEVICE_FLAGS_INIT;
1853 sas_target_priv_data = sas_device_priv_data->sas_target;
1854 handle = sas_target_priv_data->handle;
1856 /* raid volume handling */
1857 if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) {
1859 spin_lock_irqsave(&ioc->raid_device_lock, flags);
1860 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
1861 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
1863 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1864 "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
1865 __LINE__, __func__));
1869 if (_scsih_get_volume_capabilities(ioc, raid_device)) {
1870 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1871 "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
1872 __LINE__, __func__));
1877 * WARPDRIVE: Initialize the required data for Direct IO
1879 mpt3sas_init_warpdrive_properties(ioc, raid_device);
1881 /* RAID Queue Depth Support
1882 * IS volume = underlying qdepth of drive type, either
1883 * MPT3SAS_SAS_QUEUE_DEPTH or MPT3SAS_SATA_QUEUE_DEPTH
1884 * IM/IME/R10 = 128 (MPT3SAS_RAID_QUEUE_DEPTH)
1886 if (raid_device->device_info &
1887 MPI2_SAS_DEVICE_INFO_SSP_TARGET) {
1888 qdepth = MPT3SAS_SAS_QUEUE_DEPTH;
1891 qdepth = MPT3SAS_SATA_QUEUE_DEPTH;
1892 if (raid_device->device_info &
1893 MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
1899 switch (raid_device->volume_type) {
1900 case MPI2_RAID_VOL_TYPE_RAID0:
1903 case MPI2_RAID_VOL_TYPE_RAID1E:
1904 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1905 if (ioc->manu_pg10.OEMIdentifier &&
1906 (le32_to_cpu(ioc->manu_pg10.GenericFlags0) &
1907 MFG10_GF0_R10_DISPLAY) &&
1908 !(raid_device->num_pds % 2))
1913 case MPI2_RAID_VOL_TYPE_RAID1:
1914 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1917 case MPI2_RAID_VOL_TYPE_RAID10:
1918 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1921 case MPI2_RAID_VOL_TYPE_UNKNOWN:
1923 qdepth = MPT3SAS_RAID_QUEUE_DEPTH;
1928 if (!ioc->hide_ir_msg)
1929 sdev_printk(KERN_INFO, sdev,
1930 "%s: handle(0x%04x), wwid(0x%016llx),"
1931 " pd_count(%d), type(%s)\n",
1932 r_level, raid_device->handle,
1933 (unsigned long long)raid_device->wwid,
1934 raid_device->num_pds, ds);
1936 if (shost->max_sectors > MPT3SAS_RAID_MAX_SECTORS) {
1937 blk_queue_max_hw_sectors(sdev->request_queue,
1938 MPT3SAS_RAID_MAX_SECTORS);
1939 sdev_printk(KERN_INFO, sdev,
1940 "Set queue's max_sector to: %u\n",
1941 MPT3SAS_RAID_MAX_SECTORS);
1944 scsih_change_queue_depth(sdev, qdepth);
1946 /* raid transport support */
1947 if (!ioc->is_warpdrive)
1948 _scsih_set_level(ioc, sdev, raid_device->volume_type);
1952 /* non-raid handling */
1953 if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) {
1954 if (mpt3sas_config_get_volume_handle(ioc, handle,
1956 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1957 "failure at %s:%d/%s()!\n", ioc->name,
1958 __FILE__, __LINE__, __func__));
1961 if (volume_handle && mpt3sas_config_get_volume_wwid(ioc,
1962 volume_handle, &volume_wwid)) {
1963 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1964 "failure at %s:%d/%s()!\n", ioc->name,
1965 __FILE__, __LINE__, __func__));
1970 spin_lock_irqsave(&ioc->sas_device_lock, flags);
1971 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
1972 sas_device_priv_data->sas_target->sas_address);
1974 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
1975 dfailprintk(ioc, pr_warn(MPT3SAS_FMT
1976 "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
1981 sas_device->volume_handle = volume_handle;
1982 sas_device->volume_wwid = volume_wwid;
1983 if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) {
1984 qdepth = MPT3SAS_SAS_QUEUE_DEPTH;
1986 if (sas_device->device_info &
1987 MPI2_SAS_DEVICE_INFO_SEP) {
1988 sdev_printk(KERN_WARNING, sdev,
1989 "set ignore_delay_remove for handle(0x%04x)\n",
1990 sas_device_priv_data->sas_target->handle);
1991 sas_device_priv_data->ignore_delay_remove = 1;
1996 qdepth = MPT3SAS_SATA_QUEUE_DEPTH;
1997 if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET)
1999 else if (sas_device->device_info &
2000 MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
2004 sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " \
2005 "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n",
2006 ds, handle, (unsigned long long)sas_device->sas_address,
2007 sas_device->phy, (unsigned long long)sas_device->device_name);
2008 if (sas_device->enclosure_handle != 0)
2009 sdev_printk(KERN_INFO, sdev,
2010 "%s: enclosure_logical_id(0x%016llx), slot(%d)\n",
2011 ds, (unsigned long long)
2012 sas_device->enclosure_logical_id, sas_device->slot);
2013 if (sas_device->connector_name[0] != '\0')
2014 sdev_printk(KERN_INFO, sdev,
2015 "%s: enclosure level(0x%04x), connector name( %s)\n",
2016 ds, sas_device->enclosure_level,
2017 sas_device->connector_name);
2019 sas_device_put(sas_device);
2020 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
2023 _scsih_display_sata_capabilities(ioc, handle, sdev);
2026 scsih_change_queue_depth(sdev, qdepth);
2029 sas_read_port_mode_page(sdev);
2030 _scsih_enable_tlr(ioc, sdev);
2037 * scsih_bios_param - fetch head, sector, cylinder info for a disk
2038 * @sdev: scsi device struct
2039 * @bdev: pointer to block device context
2040 * @capacity: device size (in 512 byte sectors)
2041 * @params: three element array to place output:
2042 * params[0] number of heads (max 255)
2043 * params[1] number of sectors (max 63)
2044 * params[2] number of cylinders
2049 scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev,
2050 sector_t capacity, int params[])
2060 dummy = heads * sectors;
2061 cylinders = capacity;
2062 sector_div(cylinders, dummy);
2065 * Handle extended translation size for logical drives
2068 if ((ulong)capacity >= 0x200000) {
2071 dummy = heads * sectors;
2072 cylinders = capacity;
2073 sector_div(cylinders, dummy);
2078 params[1] = sectors;
2079 params[2] = cylinders;
2085 * _scsih_response_code - translation of device response code
2086 * @ioc: per adapter object
2087 * @response_code: response code returned by the device
2092 _scsih_response_code(struct MPT3SAS_ADAPTER *ioc, u8 response_code)
2096 switch (response_code) {
2097 case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE:
2098 desc = "task management request completed";
2100 case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME:
2101 desc = "invalid frame";
2103 case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED:
2104 desc = "task management request not supported";
2106 case MPI2_SCSITASKMGMT_RSP_TM_FAILED:
2107 desc = "task management request failed";
2109 case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED:
2110 desc = "task management request succeeded";
2112 case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN:
2113 desc = "invalid lun";
2116 desc = "overlapped tag attempted";
2118 case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC:
2119 desc = "task queued, however not sent to target";
2125 pr_warn(MPT3SAS_FMT "response_code(0x%01x): %s\n",
2126 ioc->name, response_code, desc);
2130 * _scsih_tm_done - tm completion routine
2131 * @ioc: per adapter object
2132 * @smid: system request message index
2133 * @msix_index: MSIX table index supplied by the OS
2134 * @reply: reply message frame(lower 32bit addr)
2137 * The callback handler when using scsih_issue_tm.
2139 * Return 1 meaning mf should be freed from _base_interrupt
2140 * 0 means the mf is freed from this function.
2143 _scsih_tm_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
2145 MPI2DefaultReply_t *mpi_reply;
2147 if (ioc->tm_cmds.status == MPT3_CMD_NOT_USED)
2149 if (ioc->tm_cmds.smid != smid)
2151 ioc->tm_cmds.status |= MPT3_CMD_COMPLETE;
2152 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
2154 memcpy(ioc->tm_cmds.reply, mpi_reply, mpi_reply->MsgLength*4);
2155 ioc->tm_cmds.status |= MPT3_CMD_REPLY_VALID;
2157 ioc->tm_cmds.status &= ~MPT3_CMD_PENDING;
2158 complete(&ioc->tm_cmds.done);
2163 * mpt3sas_scsih_set_tm_flag - set per target tm_busy
2164 * @ioc: per adapter object
2165 * @handle: device handle
2167 * During taskmangement request, we need to freeze the device queue.
2170 mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
2172 struct MPT3SAS_DEVICE *sas_device_priv_data;
2173 struct scsi_device *sdev;
2176 shost_for_each_device(sdev, ioc->shost) {
2179 sas_device_priv_data = sdev->hostdata;
2180 if (!sas_device_priv_data)
2182 if (sas_device_priv_data->sas_target->handle == handle) {
2183 sas_device_priv_data->sas_target->tm_busy = 1;
2185 ioc->ignore_loginfos = 1;
2191 * mpt3sas_scsih_clear_tm_flag - clear per target tm_busy
2192 * @ioc: per adapter object
2193 * @handle: device handle
2195 * During taskmangement request, we need to freeze the device queue.
2198 mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
2200 struct MPT3SAS_DEVICE *sas_device_priv_data;
2201 struct scsi_device *sdev;
2204 shost_for_each_device(sdev, ioc->shost) {
2207 sas_device_priv_data = sdev->hostdata;
2208 if (!sas_device_priv_data)
2210 if (sas_device_priv_data->sas_target->handle == handle) {
2211 sas_device_priv_data->sas_target->tm_busy = 0;
2213 ioc->ignore_loginfos = 0;
2219 * mpt3sas_scsih_issue_tm - main routine for sending tm requests
2220 * @ioc: per adapter struct
2221 * @device_handle: device handle
2222 * @channel: the channel assigned by the OS
2223 * @id: the id assigned by the OS
2225 * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h)
2226 * @smid_task: smid assigned to the task
2227 * @timeout: timeout in seconds
2230 * A generic API for sending task management requests to firmware.
2232 * The callback index is set inside `ioc->tm_cb_idx`.
2234 * Return SUCCESS or FAILED.
2237 mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel,
2238 uint id, uint lun, u8 type, u16 smid_task, ulong timeout)
2240 Mpi2SCSITaskManagementRequest_t *mpi_request;
2241 Mpi2SCSITaskManagementReply_t *mpi_reply;
2244 struct scsiio_tracker *scsi_lookup = NULL;
2248 lockdep_assert_held(&ioc->tm_cmds.mutex);
2250 if (ioc->tm_cmds.status != MPT3_CMD_NOT_USED) {
2251 pr_info(MPT3SAS_FMT "%s: tm_cmd busy!!!\n",
2252 __func__, ioc->name);
2256 if (ioc->shost_recovery || ioc->remove_host ||
2257 ioc->pci_error_recovery) {
2258 pr_info(MPT3SAS_FMT "%s: host reset in progress!\n",
2259 __func__, ioc->name);
2263 ioc_state = mpt3sas_base_get_iocstate(ioc, 0);
2264 if (ioc_state & MPI2_DOORBELL_USED) {
2265 dhsprintk(ioc, pr_info(MPT3SAS_FMT
2266 "unexpected doorbell active!\n", ioc->name));
2267 rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
2268 return (!rc) ? SUCCESS : FAILED;
2271 if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) {
2272 mpt3sas_base_fault_info(ioc, ioc_state &
2273 MPI2_DOORBELL_DATA_MASK);
2274 rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
2275 return (!rc) ? SUCCESS : FAILED;
2278 smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx);
2280 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
2281 ioc->name, __func__);
2285 if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK)
2286 scsi_lookup = &ioc->scsi_lookup[smid_task - 1];
2288 dtmprintk(ioc, pr_info(MPT3SAS_FMT
2289 "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n",
2290 ioc->name, handle, type, smid_task));
2291 ioc->tm_cmds.status = MPT3_CMD_PENDING;
2292 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
2293 ioc->tm_cmds.smid = smid;
2294 memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
2295 memset(ioc->tm_cmds.reply, 0, sizeof(Mpi2SCSITaskManagementReply_t));
2296 mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
2297 mpi_request->DevHandle = cpu_to_le16(handle);
2298 mpi_request->TaskType = type;
2299 mpi_request->TaskMID = cpu_to_le16(smid_task);
2300 int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN);
2301 mpt3sas_scsih_set_tm_flag(ioc, handle);
2302 init_completion(&ioc->tm_cmds.done);
2303 if ((type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) &&
2304 (scsi_lookup->msix_io < ioc->reply_queue_count))
2305 msix_task = scsi_lookup->msix_io;
2308 ioc->put_smid_hi_priority(ioc, smid, msix_task);
2309 wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ);
2310 if (!(ioc->tm_cmds.status & MPT3_CMD_COMPLETE)) {
2311 pr_err(MPT3SAS_FMT "%s: timeout\n",
2312 ioc->name, __func__);
2313 _debug_dump_mf(mpi_request,
2314 sizeof(Mpi2SCSITaskManagementRequest_t)/4);
2315 if (!(ioc->tm_cmds.status & MPT3_CMD_RESET)) {
2316 rc = mpt3sas_base_hard_reset_handler(ioc,
2318 rc = (!rc) ? SUCCESS : FAILED;
2323 /* sync IRQs in case those were busy during flush. */
2324 mpt3sas_base_sync_reply_irqs(ioc);
2326 if (ioc->tm_cmds.status & MPT3_CMD_REPLY_VALID) {
2327 mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT);
2328 mpi_reply = ioc->tm_cmds.reply;
2329 dtmprintk(ioc, pr_info(MPT3SAS_FMT "complete tm: " \
2330 "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n",
2331 ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
2332 le32_to_cpu(mpi_reply->IOCLogInfo),
2333 le32_to_cpu(mpi_reply->TerminationCount)));
2334 if (ioc->logging_level & MPT_DEBUG_TM) {
2335 _scsih_response_code(ioc, mpi_reply->ResponseCode);
2336 if (mpi_reply->IOCStatus)
2337 _debug_dump_mf(mpi_request,
2338 sizeof(Mpi2SCSITaskManagementRequest_t)/4);
2343 case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK:
2345 if (scsi_lookup->scmd == NULL)
2350 case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET:
2351 if (_scsih_scsi_lookup_find_by_target(ioc, id, channel))
2356 case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET:
2357 case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET:
2358 if (_scsih_scsi_lookup_find_by_lun(ioc, id, lun, channel))
2363 case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK:
2372 mpt3sas_scsih_clear_tm_flag(ioc, handle);
2373 ioc->tm_cmds.status = MPT3_CMD_NOT_USED;
2377 int mpt3sas_scsih_issue_locked_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle,
2378 uint channel, uint id, uint lun, u8 type, u16 smid_task, ulong timeout)
2382 mutex_lock(&ioc->tm_cmds.mutex);
2383 ret = mpt3sas_scsih_issue_tm(ioc, handle, channel, id, lun, type,
2384 smid_task, timeout);
2385 mutex_unlock(&ioc->tm_cmds.mutex);
2391 * _scsih_tm_display_info - displays info about the device
2392 * @ioc: per adapter struct
2393 * @scmd: pointer to scsi command object
2395 * Called by task management callback handlers.
2398 _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
2400 struct scsi_target *starget = scmd->device->sdev_target;
2401 struct MPT3SAS_TARGET *priv_target = starget->hostdata;
2402 struct _sas_device *sas_device = NULL;
2403 unsigned long flags;
2404 char *device_str = NULL;
2408 if (ioc->hide_ir_msg)
2409 device_str = "WarpDrive";
2411 device_str = "volume";
2413 scsi_print_command(scmd);
2414 if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
2415 starget_printk(KERN_INFO, starget,
2416 "%s handle(0x%04x), %s wwid(0x%016llx)\n",
2417 device_str, priv_target->handle,
2418 device_str, (unsigned long long)priv_target->sas_address);
2420 spin_lock_irqsave(&ioc->sas_device_lock, flags);
2421 sas_device = __mpt3sas_get_sdev_from_target(ioc, priv_target);
2423 if (priv_target->flags &
2424 MPT_TARGET_FLAGS_RAID_COMPONENT) {
2425 starget_printk(KERN_INFO, starget,
2426 "volume handle(0x%04x), "
2427 "volume wwid(0x%016llx)\n",
2428 sas_device->volume_handle,
2429 (unsigned long long)sas_device->volume_wwid);
2431 starget_printk(KERN_INFO, starget,
2432 "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n",
2434 (unsigned long long)sas_device->sas_address,
2436 if (sas_device->enclosure_handle != 0)
2437 starget_printk(KERN_INFO, starget,
2438 "enclosure_logical_id(0x%016llx), slot(%d)\n",
2439 (unsigned long long)
2440 sas_device->enclosure_logical_id,
2442 if (sas_device->connector_name[0] != '\0')
2443 starget_printk(KERN_INFO, starget,
2444 "enclosure level(0x%04x),connector name(%s)\n",
2445 sas_device->enclosure_level,
2446 sas_device->connector_name);
2448 sas_device_put(sas_device);
2450 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
2455 * scsih_abort - eh threads main abort routine
2456 * @scmd: pointer to scsi command object
2458 * Returns SUCCESS if command aborted else FAILED
2461 scsih_abort(struct scsi_cmnd *scmd)
2463 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2464 struct MPT3SAS_DEVICE *sas_device_priv_data;
2469 sdev_printk(KERN_INFO, scmd->device,
2470 "attempting task abort! scmd(%p)\n", scmd);
2471 _scsih_tm_display_info(ioc, scmd);
2473 sas_device_priv_data = scmd->device->hostdata;
2474 if (!sas_device_priv_data || !sas_device_priv_data->sas_target ||
2476 sdev_printk(KERN_INFO, scmd->device,
2477 "device been deleted! scmd(%p)\n", scmd);
2478 scmd->result = DID_NO_CONNECT << 16;
2479 scmd->scsi_done(scmd);
2484 /* search for the command */
2485 smid = _scsih_scsi_lookup_find_by_scmd(ioc, scmd);
2487 scmd->result = DID_RESET << 16;
2492 /* for hidden raid components and volumes this is not supported */
2493 if (sas_device_priv_data->sas_target->flags &
2494 MPT_TARGET_FLAGS_RAID_COMPONENT ||
2495 sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_VOLUME) {
2496 scmd->result = DID_RESET << 16;
2501 mpt3sas_halt_firmware(ioc);
2503 handle = sas_device_priv_data->sas_target->handle;
2504 r = mpt3sas_scsih_issue_locked_tm(ioc, handle, scmd->device->channel,
2505 scmd->device->id, scmd->device->lun,
2506 MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30);
2509 sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n",
2510 ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2515 * scsih_dev_reset - eh threads main device reset routine
2516 * @scmd: pointer to scsi command object
2518 * Returns SUCCESS if command aborted else FAILED
2521 scsih_dev_reset(struct scsi_cmnd *scmd)
2523 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2524 struct MPT3SAS_DEVICE *sas_device_priv_data;
2525 struct _sas_device *sas_device = NULL;
2529 struct scsi_target *starget = scmd->device->sdev_target;
2530 struct MPT3SAS_TARGET *target_priv_data = starget->hostdata;
2532 sdev_printk(KERN_INFO, scmd->device,
2533 "attempting device reset! scmd(%p)\n", scmd);
2534 _scsih_tm_display_info(ioc, scmd);
2536 sas_device_priv_data = scmd->device->hostdata;
2537 if (!sas_device_priv_data || !sas_device_priv_data->sas_target ||
2539 sdev_printk(KERN_INFO, scmd->device,
2540 "device been deleted! scmd(%p)\n", scmd);
2541 scmd->result = DID_NO_CONNECT << 16;
2542 scmd->scsi_done(scmd);
2547 /* for hidden raid components obtain the volume_handle */
2549 if (sas_device_priv_data->sas_target->flags &
2550 MPT_TARGET_FLAGS_RAID_COMPONENT) {
2551 sas_device = mpt3sas_get_sdev_from_target(ioc,
2554 handle = sas_device->volume_handle;
2556 handle = sas_device_priv_data->sas_target->handle;
2559 scmd->result = DID_RESET << 16;
2564 r = mpt3sas_scsih_issue_locked_tm(ioc, handle, scmd->device->channel,
2565 scmd->device->id, scmd->device->lun,
2566 MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30);
2569 sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n",
2570 ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2573 sas_device_put(sas_device);
2579 * scsih_target_reset - eh threads main target reset routine
2580 * @scmd: pointer to scsi command object
2582 * Returns SUCCESS if command aborted else FAILED
2585 scsih_target_reset(struct scsi_cmnd *scmd)
2587 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2588 struct MPT3SAS_DEVICE *sas_device_priv_data;
2589 struct _sas_device *sas_device = NULL;
2592 struct scsi_target *starget = scmd->device->sdev_target;
2593 struct MPT3SAS_TARGET *target_priv_data = starget->hostdata;
2595 starget_printk(KERN_INFO, starget, "attempting target reset! scmd(%p)\n",
2597 _scsih_tm_display_info(ioc, scmd);
2599 sas_device_priv_data = scmd->device->hostdata;
2600 if (!sas_device_priv_data || !sas_device_priv_data->sas_target ||
2602 starget_printk(KERN_INFO, starget, "target been deleted! scmd(%p)\n",
2604 scmd->result = DID_NO_CONNECT << 16;
2605 scmd->scsi_done(scmd);
2610 /* for hidden raid components obtain the volume_handle */
2612 if (sas_device_priv_data->sas_target->flags &
2613 MPT_TARGET_FLAGS_RAID_COMPONENT) {
2614 sas_device = mpt3sas_get_sdev_from_target(ioc,
2617 handle = sas_device->volume_handle;
2619 handle = sas_device_priv_data->sas_target->handle;
2622 scmd->result = DID_RESET << 16;
2627 r = mpt3sas_scsih_issue_locked_tm(ioc, handle, scmd->device->channel,
2628 scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0,
2632 starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n",
2633 ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2636 sas_device_put(sas_device);
2643 * scsih_host_reset - eh threads main host reset routine
2644 * @scmd: pointer to scsi command object
2646 * Returns SUCCESS if command aborted else FAILED
2649 scsih_host_reset(struct scsi_cmnd *scmd)
2651 struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
2654 pr_info(MPT3SAS_FMT "attempting host reset! scmd(%p)\n",
2656 scsi_print_command(scmd);
2658 if (ioc->is_driver_loading || ioc->remove_host) {
2659 pr_info(MPT3SAS_FMT "Blocking the host reset\n",
2665 retval = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
2666 r = (retval < 0) ? FAILED : SUCCESS;
2668 pr_info(MPT3SAS_FMT "host reset: %s scmd(%p)\n",
2669 ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
2675 * _scsih_fw_event_add - insert and queue up fw_event
2676 * @ioc: per adapter object
2677 * @fw_event: object describing the event
2678 * Context: This function will acquire ioc->fw_event_lock.
2680 * This adds the firmware event object into link list, then queues it up to
2681 * be processed from user context.
2686 _scsih_fw_event_add(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
2688 unsigned long flags;
2690 if (ioc->firmware_event_thread == NULL)
2693 spin_lock_irqsave(&ioc->fw_event_lock, flags);
2694 fw_event_work_get(fw_event);
2695 INIT_LIST_HEAD(&fw_event->list);
2696 list_add_tail(&fw_event->list, &ioc->fw_event_list);
2697 INIT_WORK(&fw_event->work, _firmware_event_work);
2698 fw_event_work_get(fw_event);
2699 queue_work(ioc->firmware_event_thread, &fw_event->work);
2700 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
2704 * _scsih_fw_event_del_from_list - delete fw_event from the list
2705 * @ioc: per adapter object
2706 * @fw_event: object describing the event
2707 * Context: This function will acquire ioc->fw_event_lock.
2709 * If the fw_event is on the fw_event_list, remove it and do a put.
2714 _scsih_fw_event_del_from_list(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work
2717 unsigned long flags;
2719 spin_lock_irqsave(&ioc->fw_event_lock, flags);
2720 if (!list_empty(&fw_event->list)) {
2721 list_del_init(&fw_event->list);
2722 fw_event_work_put(fw_event);
2724 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
2729 * mpt3sas_send_trigger_data_event - send event for processing trigger data
2730 * @ioc: per adapter object
2731 * @event_data: trigger event data
2736 mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc,
2737 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data)
2739 struct fw_event_work *fw_event;
2742 if (ioc->is_driver_loading)
2744 sz = sizeof(*event_data);
2745 fw_event = alloc_fw_event_work(sz);
2748 fw_event->event = MPT3SAS_PROCESS_TRIGGER_DIAG;
2749 fw_event->ioc = ioc;
2750 memcpy(fw_event->event_data, event_data, sizeof(*event_data));
2751 _scsih_fw_event_add(ioc, fw_event);
2752 fw_event_work_put(fw_event);
2756 * _scsih_error_recovery_delete_devices - remove devices not responding
2757 * @ioc: per adapter object
2762 _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER *ioc)
2764 struct fw_event_work *fw_event;
2766 if (ioc->is_driver_loading)
2768 fw_event = alloc_fw_event_work(0);
2771 fw_event->event = MPT3SAS_REMOVE_UNRESPONDING_DEVICES;
2772 fw_event->ioc = ioc;
2773 _scsih_fw_event_add(ioc, fw_event);
2774 fw_event_work_put(fw_event);
2778 * mpt3sas_port_enable_complete - port enable completed (fake event)
2779 * @ioc: per adapter object
2784 mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc)
2786 struct fw_event_work *fw_event;
2788 fw_event = alloc_fw_event_work(0);
2791 fw_event->event = MPT3SAS_PORT_ENABLE_COMPLETE;
2792 fw_event->ioc = ioc;
2793 _scsih_fw_event_add(ioc, fw_event);
2794 fw_event_work_put(fw_event);
2797 static struct fw_event_work *dequeue_next_fw_event(struct MPT3SAS_ADAPTER *ioc)
2799 unsigned long flags;
2800 struct fw_event_work *fw_event = NULL;
2802 spin_lock_irqsave(&ioc->fw_event_lock, flags);
2803 if (!list_empty(&ioc->fw_event_list)) {
2804 fw_event = list_first_entry(&ioc->fw_event_list,
2805 struct fw_event_work, list);
2806 list_del_init(&fw_event->list);
2808 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
2814 * _scsih_fw_event_cleanup_queue - cleanup event queue
2815 * @ioc: per adapter object
2817 * Walk the firmware event queue, either killing timers, or waiting
2818 * for outstanding events to complete
2823 _scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER *ioc)
2825 struct fw_event_work *fw_event;
2827 if (list_empty(&ioc->fw_event_list) ||
2828 !ioc->firmware_event_thread || in_interrupt())
2831 while ((fw_event = dequeue_next_fw_event(ioc))) {
2833 * Wait on the fw_event to complete. If this returns 1, then
2834 * the event was never executed, and we need a put for the
2835 * reference the work had on the fw_event.
2837 * If it did execute, we wait for it to finish, and the put will
2838 * happen from _firmware_event_work()
2840 if (cancel_work_sync(&fw_event->work))
2841 fw_event_work_put(fw_event);
2843 fw_event_work_put(fw_event);
2848 * _scsih_internal_device_block - block the sdev device
2849 * @sdev: per device object
2850 * @sas_device_priv_data : per device driver private data
2852 * make sure device is blocked without error, if not
2856 _scsih_internal_device_block(struct scsi_device *sdev,
2857 struct MPT3SAS_DEVICE *sas_device_priv_data)
2861 sdev_printk(KERN_INFO, sdev, "device_block, handle(0x%04x)\n",
2862 sas_device_priv_data->sas_target->handle);
2863 sas_device_priv_data->block = 1;
2865 r = scsi_internal_device_block_nowait(sdev);
2867 sdev_printk(KERN_WARNING, sdev,
2868 "device_block failed with return(%d) for handle(0x%04x)\n",
2869 r, sas_device_priv_data->sas_target->handle);
2873 * _scsih_internal_device_unblock - unblock the sdev device
2874 * @sdev: per device object
2875 * @sas_device_priv_data : per device driver private data
2876 * make sure device is unblocked without error, if not retry
2877 * by blocking and then unblocking
2881 _scsih_internal_device_unblock(struct scsi_device *sdev,
2882 struct MPT3SAS_DEVICE *sas_device_priv_data)
2886 sdev_printk(KERN_WARNING, sdev, "device_unblock and setting to running, "
2887 "handle(0x%04x)\n", sas_device_priv_data->sas_target->handle);
2888 sas_device_priv_data->block = 0;
2889 r = scsi_internal_device_unblock_nowait(sdev, SDEV_RUNNING);
2891 /* The device has been set to SDEV_RUNNING by SD layer during
2892 * device addition but the request queue is still stopped by
2893 * our earlier block call. We need to perform a block again
2894 * to get the device to SDEV_BLOCK and then to SDEV_RUNNING */
2896 sdev_printk(KERN_WARNING, sdev,
2897 "device_unblock failed with return(%d) for handle(0x%04x) "
2898 "performing a block followed by an unblock\n",
2899 r, sas_device_priv_data->sas_target->handle);
2900 sas_device_priv_data->block = 1;
2901 r = scsi_internal_device_block_nowait(sdev);
2903 sdev_printk(KERN_WARNING, sdev, "retried device_block "
2904 "failed with return(%d) for handle(0x%04x)\n",
2905 r, sas_device_priv_data->sas_target->handle);
2907 sas_device_priv_data->block = 0;
2908 r = scsi_internal_device_unblock_nowait(sdev, SDEV_RUNNING);
2910 sdev_printk(KERN_WARNING, sdev, "retried device_unblock"
2911 " failed with return(%d) for handle(0x%04x)\n",
2912 r, sas_device_priv_data->sas_target->handle);
2917 * _scsih_ublock_io_all_device - unblock every device
2918 * @ioc: per adapter object
2920 * change the device state from block to running
2923 _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER *ioc)
2925 struct MPT3SAS_DEVICE *sas_device_priv_data;
2926 struct scsi_device *sdev;
2928 shost_for_each_device(sdev, ioc->shost) {
2929 sas_device_priv_data = sdev->hostdata;
2930 if (!sas_device_priv_data)
2932 if (!sas_device_priv_data->block)
2935 dewtprintk(ioc, sdev_printk(KERN_INFO, sdev,
2936 "device_running, handle(0x%04x)\n",
2937 sas_device_priv_data->sas_target->handle));
2938 _scsih_internal_device_unblock(sdev, sas_device_priv_data);
2944 * _scsih_ublock_io_device - prepare device to be deleted
2945 * @ioc: per adapter object
2946 * @sas_addr: sas address
2948 * unblock then put device in offline state
2951 _scsih_ublock_io_device(struct MPT3SAS_ADAPTER *ioc, u64 sas_address)
2953 struct MPT3SAS_DEVICE *sas_device_priv_data;
2954 struct scsi_device *sdev;
2956 shost_for_each_device(sdev, ioc->shost) {
2957 sas_device_priv_data = sdev->hostdata;
2958 if (!sas_device_priv_data)
2960 if (sas_device_priv_data->sas_target->sas_address
2963 if (sas_device_priv_data->block)
2964 _scsih_internal_device_unblock(sdev,
2965 sas_device_priv_data);
2970 * _scsih_block_io_all_device - set the device state to SDEV_BLOCK
2971 * @ioc: per adapter object
2972 * @handle: device handle
2974 * During device pull we need to appropriately set the sdev state.
2977 _scsih_block_io_all_device(struct MPT3SAS_ADAPTER *ioc)
2979 struct MPT3SAS_DEVICE *sas_device_priv_data;
2980 struct scsi_device *sdev;
2982 shost_for_each_device(sdev, ioc->shost) {
2983 sas_device_priv_data = sdev->hostdata;
2984 if (!sas_device_priv_data)
2986 if (sas_device_priv_data->block)
2988 if (sas_device_priv_data->ignore_delay_remove) {
2989 sdev_printk(KERN_INFO, sdev,
2990 "%s skip device_block for SES handle(0x%04x)\n",
2991 __func__, sas_device_priv_data->sas_target->handle);
2994 _scsih_internal_device_block(sdev, sas_device_priv_data);
2999 * _scsih_block_io_device - set the device state to SDEV_BLOCK
3000 * @ioc: per adapter object
3001 * @handle: device handle
3003 * During device pull we need to appropriately set the sdev state.
3006 _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3008 struct MPT3SAS_DEVICE *sas_device_priv_data;
3009 struct scsi_device *sdev;
3010 struct _sas_device *sas_device;
3012 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
3016 shost_for_each_device(sdev, ioc->shost) {
3017 sas_device_priv_data = sdev->hostdata;
3018 if (!sas_device_priv_data)
3020 if (sas_device_priv_data->sas_target->handle != handle)
3022 if (sas_device_priv_data->block)
3024 if (sas_device->pend_sas_rphy_add)
3026 if (sas_device_priv_data->ignore_delay_remove) {
3027 sdev_printk(KERN_INFO, sdev,
3028 "%s skip device_block for SES handle(0x%04x)\n",
3029 __func__, sas_device_priv_data->sas_target->handle);
3032 _scsih_internal_device_block(sdev, sas_device_priv_data);
3035 sas_device_put(sas_device);
3039 * _scsih_block_io_to_children_attached_to_ex
3040 * @ioc: per adapter object
3041 * @sas_expander: the sas_device object
3043 * This routine set sdev state to SDEV_BLOCK for all devices
3044 * attached to this expander. This function called when expander is
3048 _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER *ioc,
3049 struct _sas_node *sas_expander)
3051 struct _sas_port *mpt3sas_port;
3052 struct _sas_device *sas_device;
3053 struct _sas_node *expander_sibling;
3054 unsigned long flags;
3059 list_for_each_entry(mpt3sas_port,
3060 &sas_expander->sas_port_list, port_list) {
3061 if (mpt3sas_port->remote_identify.device_type ==
3063 spin_lock_irqsave(&ioc->sas_device_lock, flags);
3064 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
3065 mpt3sas_port->remote_identify.sas_address);
3067 set_bit(sas_device->handle,
3068 ioc->blocking_handles);
3069 sas_device_put(sas_device);
3071 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
3075 list_for_each_entry(mpt3sas_port,
3076 &sas_expander->sas_port_list, port_list) {
3078 if (mpt3sas_port->remote_identify.device_type ==
3079 SAS_EDGE_EXPANDER_DEVICE ||
3080 mpt3sas_port->remote_identify.device_type ==
3081 SAS_FANOUT_EXPANDER_DEVICE) {
3083 mpt3sas_scsih_expander_find_by_sas_address(
3084 ioc, mpt3sas_port->remote_identify.sas_address);
3085 _scsih_block_io_to_children_attached_to_ex(ioc,
3092 * _scsih_block_io_to_children_attached_directly
3093 * @ioc: per adapter object
3094 * @event_data: topology change event data
3096 * This routine set sdev state to SDEV_BLOCK for all devices
3097 * direct attached during device pull.
3100 _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER *ioc,
3101 Mpi2EventDataSasTopologyChangeList_t *event_data)
3107 for (i = 0; i < event_data->NumEntries; i++) {
3108 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
3111 reason_code = event_data->PHY[i].PhyStatus &
3112 MPI2_EVENT_SAS_TOPO_RC_MASK;
3113 if (reason_code == MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING)
3114 _scsih_block_io_device(ioc, handle);
3119 * _scsih_tm_tr_send - send task management request
3120 * @ioc: per adapter object
3121 * @handle: device handle
3122 * Context: interrupt time.
3124 * This code is to initiate the device removal handshake protocol
3125 * with controller firmware. This function will issue target reset
3126 * using high priority request queue. It will send a sas iounit
3127 * control request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion.
3129 * This is designed to send muliple task management request at the same
3130 * time to the fifo. If the fifo is full, we will append the request,
3131 * and process it in a future completion.
3134 _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3136 Mpi2SCSITaskManagementRequest_t *mpi_request;
3138 struct _sas_device *sas_device = NULL;
3139 struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
3140 u64 sas_address = 0;
3141 unsigned long flags;
3142 struct _tr_list *delayed_tr;
3145 if (ioc->remove_host) {
3146 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3147 "%s: host has been removed: handle(0x%04x)\n",
3148 __func__, ioc->name, handle));
3150 } else if (ioc->pci_error_recovery) {
3151 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3152 "%s: host in pci error recovery: handle(0x%04x)\n",
3153 __func__, ioc->name,
3157 ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
3158 if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
3159 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3160 "%s: host is not operational: handle(0x%04x)\n",
3161 __func__, ioc->name,
3166 /* if PD, then return */
3167 if (test_bit(handle, ioc->pd_handles))
3170 clear_bit(handle, ioc->pend_os_device_add);
3172 spin_lock_irqsave(&ioc->sas_device_lock, flags);
3173 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
3174 if (sas_device && sas_device->starget &&
3175 sas_device->starget->hostdata) {
3176 sas_target_priv_data = sas_device->starget->hostdata;
3177 sas_target_priv_data->deleted = 1;
3178 sas_address = sas_device->sas_address;
3180 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
3182 if (sas_target_priv_data) {
3183 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3184 "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n",
3186 (unsigned long long)sas_address));
3187 if (sas_device->enclosure_handle != 0)
3188 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3189 "setting delete flag:enclosure logical id(0x%016llx),"
3190 " slot(%d)\n", ioc->name, (unsigned long long)
3191 sas_device->enclosure_logical_id,
3193 if (sas_device->connector_name[0] != '\0')
3194 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3195 "setting delete flag: enclosure level(0x%04x),"
3196 " connector name( %s)\n", ioc->name,
3197 sas_device->enclosure_level,
3198 sas_device->connector_name));
3199 _scsih_ublock_io_device(ioc, sas_address);
3200 sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE;
3203 smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx);
3205 delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
3208 INIT_LIST_HEAD(&delayed_tr->list);
3209 delayed_tr->handle = handle;
3210 list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list);
3211 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3212 "DELAYED:tr:handle(0x%04x), (open)\n",
3213 ioc->name, handle));
3217 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3218 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3219 ioc->name, handle, smid,
3220 ioc->tm_tr_cb_idx));
3221 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
3222 memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
3223 mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
3224 mpi_request->DevHandle = cpu_to_le16(handle);
3225 mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
3226 set_bit(handle, ioc->device_remove_in_progress);
3227 ioc->put_smid_hi_priority(ioc, smid, 0);
3228 mpt3sas_trigger_master(ioc, MASTER_TRIGGER_DEVICE_REMOVAL);
3232 sas_device_put(sas_device);
3236 * _scsih_tm_tr_complete -
3237 * @ioc: per adapter object
3238 * @smid: system request message index
3239 * @msix_index: MSIX table index supplied by the OS
3240 * @reply: reply message frame(lower 32bit addr)
3241 * Context: interrupt time.
3243 * This is the target reset completion routine.
3244 * This code is part of the code to initiate the device removal
3245 * handshake protocol with controller firmware.
3246 * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE)
3248 * Return 1 meaning mf should be freed from _base_interrupt
3249 * 0 means the mf is freed from this function.
3252 _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
3256 Mpi2SCSITaskManagementRequest_t *mpi_request_tm;
3257 Mpi2SCSITaskManagementReply_t *mpi_reply =
3258 mpt3sas_base_get_reply_virt_addr(ioc, reply);
3259 Mpi2SasIoUnitControlRequest_t *mpi_request;
3262 struct _sc_list *delayed_sc;
3264 if (ioc->remove_host) {
3265 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3266 "%s: host has been removed\n", __func__, ioc->name));
3268 } else if (ioc->pci_error_recovery) {
3269 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3270 "%s: host in pci error recovery\n", __func__,
3274 ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
3275 if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
3276 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3277 "%s: host is not operational\n", __func__, ioc->name));
3280 if (unlikely(!mpi_reply)) {
3281 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
3282 ioc->name, __FILE__, __LINE__, __func__);
3285 mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid);
3286 handle = le16_to_cpu(mpi_request_tm->DevHandle);
3287 if (handle != le16_to_cpu(mpi_reply->DevHandle)) {
3288 dewtprintk(ioc, pr_err(MPT3SAS_FMT
3289 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3291 le16_to_cpu(mpi_reply->DevHandle), smid));
3295 mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT);
3296 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3297 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3298 "loginfo(0x%08x), completed(%d)\n", ioc->name,
3299 handle, smid, le16_to_cpu(mpi_reply->IOCStatus),
3300 le32_to_cpu(mpi_reply->IOCLogInfo),
3301 le32_to_cpu(mpi_reply->TerminationCount)));
3303 smid_sas_ctrl = mpt3sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx);
3304 if (!smid_sas_ctrl) {
3305 delayed_sc = kzalloc(sizeof(*delayed_sc), GFP_ATOMIC);
3307 return _scsih_check_for_pending_tm(ioc, smid);
3308 INIT_LIST_HEAD(&delayed_sc->list);
3309 delayed_sc->handle = mpi_request_tm->DevHandle;
3310 list_add_tail(&delayed_sc->list, &ioc->delayed_sc_list);
3311 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3312 "DELAYED:sc:handle(0x%04x), (open)\n",
3313 ioc->name, handle));
3314 return _scsih_check_for_pending_tm(ioc, smid);
3317 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3318 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3319 ioc->name, handle, smid_sas_ctrl,
3320 ioc->tm_sas_control_cb_idx));
3321 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid_sas_ctrl);
3322 memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t));
3323 mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
3324 mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
3325 mpi_request->DevHandle = mpi_request_tm->DevHandle;
3326 ioc->put_smid_default(ioc, smid_sas_ctrl);
3328 return _scsih_check_for_pending_tm(ioc, smid);
3331 /** _scsih_allow_scmd_to_device - check whether scmd needs to
3332 * issue to IOC or not.
3333 * @ioc: per adapter object
3334 * @scmd: pointer to scsi command object
3336 * Returns true if scmd can be issued to IOC otherwise returns false.
3338 inline bool _scsih_allow_scmd_to_device(struct MPT3SAS_ADAPTER *ioc,
3339 struct scsi_cmnd *scmd)
3342 if (ioc->pci_error_recovery)
3345 if (ioc->hba_mpi_version_belonged == MPI2_VERSION) {
3346 if (ioc->remove_host)
3352 if (ioc->remove_host) {
3354 switch (scmd->cmnd[0]) {
3355 case SYNCHRONIZE_CACHE:
3367 * _scsih_sas_control_complete - completion routine
3368 * @ioc: per adapter object
3369 * @smid: system request message index
3370 * @msix_index: MSIX table index supplied by the OS
3371 * @reply: reply message frame(lower 32bit addr)
3372 * Context: interrupt time.
3374 * This is the sas iounit control completion routine.
3375 * This code is part of the code to initiate the device removal
3376 * handshake protocol with controller firmware.
3378 * Return 1 meaning mf should be freed from _base_interrupt
3379 * 0 means the mf is freed from this function.
3382 _scsih_sas_control_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid,
3383 u8 msix_index, u32 reply)
3385 Mpi2SasIoUnitControlReply_t *mpi_reply =
3386 mpt3sas_base_get_reply_virt_addr(ioc, reply);
3388 if (likely(mpi_reply)) {
3389 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3390 "sc_complete:handle(0x%04x), (open) "
3391 "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n",
3392 ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid,
3393 le16_to_cpu(mpi_reply->IOCStatus),
3394 le32_to_cpu(mpi_reply->IOCLogInfo)));
3395 if (le16_to_cpu(mpi_reply->IOCStatus) ==
3396 MPI2_IOCSTATUS_SUCCESS) {
3397 clear_bit(le16_to_cpu(mpi_reply->DevHandle),
3398 ioc->device_remove_in_progress);
3401 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
3402 ioc->name, __FILE__, __LINE__, __func__);
3404 return mpt3sas_check_for_pending_internal_cmds(ioc, smid);
3408 * _scsih_tm_tr_volume_send - send target reset request for volumes
3409 * @ioc: per adapter object
3410 * @handle: device handle
3411 * Context: interrupt time.
3413 * This is designed to send muliple task management request at the same
3414 * time to the fifo. If the fifo is full, we will append the request,
3415 * and process it in a future completion.
3418 _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3420 Mpi2SCSITaskManagementRequest_t *mpi_request;
3422 struct _tr_list *delayed_tr;
3424 if (ioc->shost_recovery || ioc->remove_host ||
3425 ioc->pci_error_recovery) {
3426 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3427 "%s: host reset in progress!\n",
3428 __func__, ioc->name));
3432 smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_volume_cb_idx);
3434 delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
3437 INIT_LIST_HEAD(&delayed_tr->list);
3438 delayed_tr->handle = handle;
3439 list_add_tail(&delayed_tr->list, &ioc->delayed_tr_volume_list);
3440 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3441 "DELAYED:tr:handle(0x%04x), (open)\n",
3442 ioc->name, handle));
3446 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3447 "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3448 ioc->name, handle, smid,
3449 ioc->tm_tr_volume_cb_idx));
3450 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
3451 memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
3452 mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
3453 mpi_request->DevHandle = cpu_to_le16(handle);
3454 mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
3455 ioc->put_smid_hi_priority(ioc, smid, 0);
3459 * _scsih_tm_volume_tr_complete - target reset completion
3460 * @ioc: per adapter object
3461 * @smid: system request message index
3462 * @msix_index: MSIX table index supplied by the OS
3463 * @reply: reply message frame(lower 32bit addr)
3464 * Context: interrupt time.
3466 * Return 1 meaning mf should be freed from _base_interrupt
3467 * 0 means the mf is freed from this function.
3470 _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid,
3471 u8 msix_index, u32 reply)
3474 Mpi2SCSITaskManagementRequest_t *mpi_request_tm;
3475 Mpi2SCSITaskManagementReply_t *mpi_reply =
3476 mpt3sas_base_get_reply_virt_addr(ioc, reply);
3478 if (ioc->shost_recovery || ioc->remove_host ||
3479 ioc->pci_error_recovery) {
3480 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3481 "%s: host reset in progress!\n",
3482 __func__, ioc->name));
3485 if (unlikely(!mpi_reply)) {
3486 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
3487 ioc->name, __FILE__, __LINE__, __func__);
3491 mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid);
3492 handle = le16_to_cpu(mpi_request_tm->DevHandle);
3493 if (handle != le16_to_cpu(mpi_reply->DevHandle)) {
3494 dewtprintk(ioc, pr_err(MPT3SAS_FMT
3495 "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n",
3497 le16_to_cpu(mpi_reply->DevHandle), smid));
3501 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3502 "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), "
3503 "loginfo(0x%08x), completed(%d)\n", ioc->name,
3504 handle, smid, le16_to_cpu(mpi_reply->IOCStatus),
3505 le32_to_cpu(mpi_reply->IOCLogInfo),
3506 le32_to_cpu(mpi_reply->TerminationCount)));
3508 return _scsih_check_for_pending_tm(ioc, smid);
3512 * _scsih_issue_delayed_event_ack - issue delayed Event ACK messages
3513 * @ioc: per adapter object
3514 * @smid: system request message index
3516 * @event_context: used to track events uniquely
3518 * Context - processed in interrupt context.
3521 _scsih_issue_delayed_event_ack(struct MPT3SAS_ADAPTER *ioc, u16 smid, u16 event,
3524 Mpi2EventAckRequest_t *ack_request;
3525 int i = smid - ioc->internal_smid;
3526 unsigned long flags;
3528 /* Without releasing the smid just update the
3529 * call back index and reuse the same smid for
3530 * processing this delayed request
3532 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
3533 ioc->internal_lookup[i].cb_idx = ioc->base_cb_idx;
3534 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
3536 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3537 "EVENT ACK: event(0x%04x), smid(%d), cb(%d)\n",
3538 ioc->name, le16_to_cpu(event), smid,
3540 ack_request = mpt3sas_base_get_msg_frame(ioc, smid);
3541 memset(ack_request, 0, sizeof(Mpi2EventAckRequest_t));
3542 ack_request->Function = MPI2_FUNCTION_EVENT_ACK;
3543 ack_request->Event = event;
3544 ack_request->EventContext = event_context;
3545 ack_request->VF_ID = 0; /* TODO */
3546 ack_request->VP_ID = 0;
3547 ioc->put_smid_default(ioc, smid);
3551 * _scsih_issue_delayed_sas_io_unit_ctrl - issue delayed
3552 * sas_io_unit_ctrl messages
3553 * @ioc: per adapter object
3554 * @smid: system request message index
3555 * @handle: device handle
3557 * Context - processed in interrupt context.
3560 _scsih_issue_delayed_sas_io_unit_ctrl(struct MPT3SAS_ADAPTER *ioc,
3561 u16 smid, u16 handle)
3563 Mpi2SasIoUnitControlRequest_t *mpi_request;
3565 int i = smid - ioc->internal_smid;
3566 unsigned long flags;
3568 if (ioc->remove_host) {
3569 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3570 "%s: host has been removed\n",
3571 __func__, ioc->name));
3573 } else if (ioc->pci_error_recovery) {
3574 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3575 "%s: host in pci error recovery\n",
3576 __func__, ioc->name));
3579 ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
3580 if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
3581 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3582 "%s: host is not operational\n",
3583 __func__, ioc->name));
3587 /* Without releasing the smid just update the
3588 * call back index and reuse the same smid for
3589 * processing this delayed request
3591 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
3592 ioc->internal_lookup[i].cb_idx = ioc->tm_sas_control_cb_idx;
3593 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
3595 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3596 "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
3597 ioc->name, le16_to_cpu(handle), smid,
3598 ioc->tm_sas_control_cb_idx));
3599 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
3600 memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t));
3601 mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
3602 mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
3603 mpi_request->DevHandle = handle;
3604 ioc->put_smid_default(ioc, smid);
3608 * _scsih_check_for_pending_internal_cmds - check for pending internal messages
3609 * @ioc: per adapter object
3610 * @smid: system request message index
3612 * Context: Executed in interrupt context
3614 * This will check delayed internal messages list, and process the
3617 * Return 1 meaning mf should be freed from _base_interrupt
3618 * 0 means the mf is freed from this function.
3621 mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER *ioc, u16 smid)
3623 struct _sc_list *delayed_sc;
3624 struct _event_ack_list *delayed_event_ack;
3626 if (!list_empty(&ioc->delayed_event_ack_list)) {
3627 delayed_event_ack = list_entry(ioc->delayed_event_ack_list.next,
3628 struct _event_ack_list, list);
3629 _scsih_issue_delayed_event_ack(ioc, smid,
3630 delayed_event_ack->Event, delayed_event_ack->EventContext);
3631 list_del(&delayed_event_ack->list);
3632 kfree(delayed_event_ack);
3636 if (!list_empty(&ioc->delayed_sc_list)) {
3637 delayed_sc = list_entry(ioc->delayed_sc_list.next,
3638 struct _sc_list, list);
3639 _scsih_issue_delayed_sas_io_unit_ctrl(ioc, smid,
3640 delayed_sc->handle);
3641 list_del(&delayed_sc->list);
3649 * _scsih_check_for_pending_tm - check for pending task management
3650 * @ioc: per adapter object
3651 * @smid: system request message index
3653 * This will check delayed target reset list, and feed the
3656 * Return 1 meaning mf should be freed from _base_interrupt
3657 * 0 means the mf is freed from this function.
3660 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid)
3662 struct _tr_list *delayed_tr;
3664 if (!list_empty(&ioc->delayed_tr_volume_list)) {
3665 delayed_tr = list_entry(ioc->delayed_tr_volume_list.next,
3666 struct _tr_list, list);
3667 mpt3sas_base_free_smid(ioc, smid);
3668 _scsih_tm_tr_volume_send(ioc, delayed_tr->handle);
3669 list_del(&delayed_tr->list);
3674 if (!list_empty(&ioc->delayed_tr_list)) {
3675 delayed_tr = list_entry(ioc->delayed_tr_list.next,
3676 struct _tr_list, list);
3677 mpt3sas_base_free_smid(ioc, smid);
3678 _scsih_tm_tr_send(ioc, delayed_tr->handle);
3679 list_del(&delayed_tr->list);
3688 * _scsih_check_topo_delete_events - sanity check on topo events
3689 * @ioc: per adapter object
3690 * @event_data: the event data payload
3692 * This routine added to better handle cable breaker.
3694 * This handles the case where driver receives multiple expander
3695 * add and delete events in a single shot. When there is a delete event
3696 * the routine will void any pending add events waiting in the event queue.
3701 _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER *ioc,
3702 Mpi2EventDataSasTopologyChangeList_t *event_data)
3704 struct fw_event_work *fw_event;
3705 Mpi2EventDataSasTopologyChangeList_t *local_event_data;
3706 u16 expander_handle;
3707 struct _sas_node *sas_expander;
3708 unsigned long flags;
3712 for (i = 0 ; i < event_data->NumEntries; i++) {
3713 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
3716 reason_code = event_data->PHY[i].PhyStatus &
3717 MPI2_EVENT_SAS_TOPO_RC_MASK;
3718 if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)
3719 _scsih_tm_tr_send(ioc, handle);
3722 expander_handle = le16_to_cpu(event_data->ExpanderDevHandle);
3723 if (expander_handle < ioc->sas_hba.num_phys) {
3724 _scsih_block_io_to_children_attached_directly(ioc, event_data);
3727 if (event_data->ExpStatus ==
3728 MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING) {
3729 /* put expander attached devices into blocking state */
3730 spin_lock_irqsave(&ioc->sas_node_lock, flags);
3731 sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc,
3733 _scsih_block_io_to_children_attached_to_ex(ioc, sas_expander);
3734 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
3736 handle = find_first_bit(ioc->blocking_handles,
3737 ioc->facts.MaxDevHandle);
3738 if (handle < ioc->facts.MaxDevHandle)
3739 _scsih_block_io_device(ioc, handle);
3740 } while (test_and_clear_bit(handle, ioc->blocking_handles));
3741 } else if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING)
3742 _scsih_block_io_to_children_attached_directly(ioc, event_data);
3744 if (event_data->ExpStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING)
3747 /* mark ignore flag for pending events */
3748 spin_lock_irqsave(&ioc->fw_event_lock, flags);
3749 list_for_each_entry(fw_event, &ioc->fw_event_list, list) {
3750 if (fw_event->event != MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST ||
3753 local_event_data = (Mpi2EventDataSasTopologyChangeList_t *)
3754 fw_event->event_data;
3755 if (local_event_data->ExpStatus ==
3756 MPI2_EVENT_SAS_TOPO_ES_ADDED ||
3757 local_event_data->ExpStatus ==
3758 MPI2_EVENT_SAS_TOPO_ES_RESPONDING) {
3759 if (le16_to_cpu(local_event_data->ExpanderDevHandle) ==
3761 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3762 "setting ignoring flag\n", ioc->name));
3763 fw_event->ignore = 1;
3767 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
3771 * _scsih_set_volume_delete_flag - setting volume delete flag
3772 * @ioc: per adapter object
3773 * @handle: device handle
3775 * This returns nothing.
3778 _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
3780 struct _raid_device *raid_device;
3781 struct MPT3SAS_TARGET *sas_target_priv_data;
3782 unsigned long flags;
3784 spin_lock_irqsave(&ioc->raid_device_lock, flags);
3785 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
3786 if (raid_device && raid_device->starget &&
3787 raid_device->starget->hostdata) {
3788 sas_target_priv_data =
3789 raid_device->starget->hostdata;
3790 sas_target_priv_data->deleted = 1;
3791 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3792 "setting delete flag: handle(0x%04x), "
3793 "wwid(0x%016llx)\n", ioc->name, handle,
3794 (unsigned long long) raid_device->wwid));
3796 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
3800 * _scsih_set_volume_handle_for_tr - set handle for target reset to volume
3801 * @handle: input handle
3802 * @a: handle for volume a
3803 * @b: handle for volume b
3805 * IR firmware only supports two raid volumes. The purpose of this
3806 * routine is to set the volume handle in either a or b. When the given
3807 * input handle is non-zero, or when a and b have not been set before.
3810 _scsih_set_volume_handle_for_tr(u16 handle, u16 *a, u16 *b)
3812 if (!handle || handle == *a || handle == *b)
3821 * _scsih_check_ir_config_unhide_events - check for UNHIDE events
3822 * @ioc: per adapter object
3823 * @event_data: the event data payload
3824 * Context: interrupt time.
3826 * This routine will send target reset to volume, followed by target
3827 * resets to the PDs. This is called when a PD has been removed, or
3828 * volume has been deleted or removed. When the target reset is sent
3829 * to volume, the PD target resets need to be queued to start upon
3830 * completion of the volume target reset.
3835 _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc,
3836 Mpi2EventDataIrConfigChangeList_t *event_data)
3838 Mpi2EventIrConfigElement_t *element;
3840 u16 handle, volume_handle, a, b;
3841 struct _tr_list *delayed_tr;
3846 if (ioc->is_warpdrive)
3849 /* Volume Resets for Deleted or Removed */
3850 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
3851 for (i = 0; i < event_data->NumElements; i++, element++) {
3852 if (le32_to_cpu(event_data->Flags) &
3853 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
3855 if (element->ReasonCode ==
3856 MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED ||
3857 element->ReasonCode ==
3858 MPI2_EVENT_IR_CHANGE_RC_REMOVED) {
3859 volume_handle = le16_to_cpu(element->VolDevHandle);
3860 _scsih_set_volume_delete_flag(ioc, volume_handle);
3861 _scsih_set_volume_handle_for_tr(volume_handle, &a, &b);
3865 /* Volume Resets for UNHIDE events */
3866 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
3867 for (i = 0; i < event_data->NumElements; i++, element++) {
3868 if (le32_to_cpu(event_data->Flags) &
3869 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
3871 if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_UNHIDE) {
3872 volume_handle = le16_to_cpu(element->VolDevHandle);
3873 _scsih_set_volume_handle_for_tr(volume_handle, &a, &b);
3878 _scsih_tm_tr_volume_send(ioc, a);
3880 _scsih_tm_tr_volume_send(ioc, b);
3882 /* PD target resets */
3883 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
3884 for (i = 0; i < event_data->NumElements; i++, element++) {
3885 if (element->ReasonCode != MPI2_EVENT_IR_CHANGE_RC_UNHIDE)
3887 handle = le16_to_cpu(element->PhysDiskDevHandle);
3888 volume_handle = le16_to_cpu(element->VolDevHandle);
3889 clear_bit(handle, ioc->pd_handles);
3891 _scsih_tm_tr_send(ioc, handle);
3892 else if (volume_handle == a || volume_handle == b) {
3893 delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
3894 BUG_ON(!delayed_tr);
3895 INIT_LIST_HEAD(&delayed_tr->list);
3896 delayed_tr->handle = handle;
3897 list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list);
3898 dewtprintk(ioc, pr_info(MPT3SAS_FMT
3899 "DELAYED:tr:handle(0x%04x), (open)\n", ioc->name,
3902 _scsih_tm_tr_send(ioc, handle);
3908 * _scsih_check_volume_delete_events - set delete flag for volumes
3909 * @ioc: per adapter object
3910 * @event_data: the event data payload
3911 * Context: interrupt time.
3913 * This will handle the case when the cable connected to entire volume is
3914 * pulled. We will take care of setting the deleted flag so normal IO will
3920 _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER *ioc,
3921 Mpi2EventDataIrVolume_t *event_data)
3925 if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED)
3927 state = le32_to_cpu(event_data->NewValue);
3928 if (state == MPI2_RAID_VOL_STATE_MISSING || state ==
3929 MPI2_RAID_VOL_STATE_FAILED)
3930 _scsih_set_volume_delete_flag(ioc,
3931 le16_to_cpu(event_data->VolDevHandle));
3935 * _scsih_temp_threshold_events - display temperature threshold exceeded events
3936 * @ioc: per adapter object
3937 * @event_data: the temp threshold event data
3938 * Context: interrupt time.
3943 _scsih_temp_threshold_events(struct MPT3SAS_ADAPTER *ioc,
3944 Mpi2EventDataTemperature_t *event_data)
3946 if (ioc->temp_sensors_count >= event_data->SensorNum) {
3947 pr_err(MPT3SAS_FMT "Temperature Threshold flags %s%s%s%s"
3948 " exceeded for Sensor: %d !!!\n", ioc->name,
3949 ((le16_to_cpu(event_data->Status) & 0x1) == 1) ? "0 " : " ",
3950 ((le16_to_cpu(event_data->Status) & 0x2) == 2) ? "1 " : " ",
3951 ((le16_to_cpu(event_data->Status) & 0x4) == 4) ? "2 " : " ",
3952 ((le16_to_cpu(event_data->Status) & 0x8) == 8) ? "3 " : " ",
3953 event_data->SensorNum);
3954 pr_err(MPT3SAS_FMT "Current Temp In Celsius: %d\n",
3955 ioc->name, event_data->CurrentTemperature);
3959 static int _scsih_set_satl_pending(struct scsi_cmnd *scmd, bool pending)
3961 struct MPT3SAS_DEVICE *priv = scmd->device->hostdata;
3963 if (scmd->cmnd[0] != ATA_12 && scmd->cmnd[0] != ATA_16)
3967 return test_and_set_bit(0, &priv->ata_command_pending);
3969 clear_bit(0, &priv->ata_command_pending);
3974 * _scsih_flush_running_cmds - completing outstanding commands.
3975 * @ioc: per adapter object
3977 * The flushing out of all pending scmd commands following host reset,
3978 * where all IO is dropped to the floor.
3983 _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc)
3985 struct scsi_cmnd *scmd;
3989 for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
3990 scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
3994 _scsih_set_satl_pending(scmd, false);
3995 mpt3sas_base_free_smid(ioc, smid);
3996 scsi_dma_unmap(scmd);
3997 if (ioc->pci_error_recovery || ioc->remove_host)
3998 scmd->result = DID_NO_CONNECT << 16;
4000 scmd->result = DID_RESET << 16;
4001 scmd->scsi_done(scmd);
4003 dtmprintk(ioc, pr_info(MPT3SAS_FMT "completing %d cmds\n",
4008 * _scsih_setup_eedp - setup MPI request for EEDP transfer
4009 * @ioc: per adapter object
4010 * @scmd: pointer to scsi command object
4011 * @mpi_request: pointer to the SCSI_IO request message frame
4013 * Supporting protection 1 and 3.
4018 _scsih_setup_eedp(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
4019 Mpi2SCSIIORequest_t *mpi_request)
4022 unsigned char prot_op = scsi_get_prot_op(scmd);
4023 unsigned char prot_type = scsi_get_prot_type(scmd);
4024 Mpi25SCSIIORequest_t *mpi_request_3v =
4025 (Mpi25SCSIIORequest_t *)mpi_request;
4027 if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL)
4030 if (prot_op == SCSI_PROT_READ_STRIP)
4031 eedp_flags = MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP;
4032 else if (prot_op == SCSI_PROT_WRITE_INSERT)
4033 eedp_flags = MPI2_SCSIIO_EEDPFLAGS_INSERT_OP;
4037 switch (prot_type) {
4038 case SCSI_PROT_DIF_TYPE1:
4039 case SCSI_PROT_DIF_TYPE2:
4042 * enable ref/guard checking
4043 * auto increment ref tag
4045 eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG |
4046 MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG |
4047 MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD;
4048 mpi_request->CDB.EEDP32.PrimaryReferenceTag =
4049 cpu_to_be32(scsi_prot_ref_tag(scmd));
4052 case SCSI_PROT_DIF_TYPE3:
4055 * enable guard checking
4057 eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD;
4062 mpi_request_3v->EEDPBlockSize =
4063 cpu_to_le16(scmd->device->sector_size);
4065 if (ioc->is_gen35_ioc)
4066 eedp_flags |= MPI25_SCSIIO_EEDPFLAGS_APPTAG_DISABLE_MODE;
4067 mpi_request->EEDPFlags = cpu_to_le16(eedp_flags);
4071 * _scsih_eedp_error_handling - return sense code for EEDP errors
4072 * @scmd: pointer to scsi command object
4073 * @ioc_status: ioc status
4078 _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status)
4082 switch (ioc_status) {
4083 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
4086 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
4089 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
4096 scsi_build_sense_buffer(0, scmd->sense_buffer, ILLEGAL_REQUEST, 0x10,
4098 scmd->result = DRIVER_SENSE << 24 | (DID_ABORT << 16) |
4099 SAM_STAT_CHECK_CONDITION;
4103 * scsih_qcmd - main scsi request entry point
4104 * @scmd: pointer to scsi command object
4105 * @done: function pointer to be invoked on completion
4107 * The callback index is set inside `ioc->scsi_io_cb_idx`.
4109 * Returns 0 on success. If there's a failure, return either:
4110 * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or
4111 * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full
4114 scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
4116 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
4117 struct MPT3SAS_DEVICE *sas_device_priv_data;
4118 struct MPT3SAS_TARGET *sas_target_priv_data;
4119 struct _raid_device *raid_device;
4120 struct request *rq = scmd->request;
4122 Mpi2SCSIIORequest_t *mpi_request;
4127 if (ioc->logging_level & MPT_DEBUG_SCSI)
4128 scsi_print_command(scmd);
4130 sas_device_priv_data = scmd->device->hostdata;
4131 if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
4132 scmd->result = DID_NO_CONNECT << 16;
4133 scmd->scsi_done(scmd);
4137 if (!(_scsih_allow_scmd_to_device(ioc, scmd))) {
4138 scmd->result = DID_NO_CONNECT << 16;
4139 scmd->scsi_done(scmd);
4143 sas_target_priv_data = sas_device_priv_data->sas_target;
4145 /* invalid device handle */
4146 handle = sas_target_priv_data->handle;
4147 if (handle == MPT3SAS_INVALID_DEVICE_HANDLE) {
4148 scmd->result = DID_NO_CONNECT << 16;
4149 scmd->scsi_done(scmd);
4154 /* host recovery or link resets sent via IOCTLs */
4155 if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress)
4156 return SCSI_MLQUEUE_HOST_BUSY;
4158 /* device has been deleted */
4159 else if (sas_target_priv_data->deleted) {
4160 scmd->result = DID_NO_CONNECT << 16;
4161 scmd->scsi_done(scmd);
4163 /* device busy with task management */
4164 } else if (sas_target_priv_data->tm_busy ||
4165 sas_device_priv_data->block)
4166 return SCSI_MLQUEUE_DEVICE_BUSY;
4169 * Bug work around for firmware SATL handling. The loop
4170 * is based on atomic operations and ensures consistency
4171 * since we're lockless at this point
4174 if (test_bit(0, &sas_device_priv_data->ata_command_pending)) {
4175 scmd->result = SAM_STAT_BUSY;
4176 scmd->scsi_done(scmd);
4179 } while (_scsih_set_satl_pending(scmd, true));
4181 if (scmd->sc_data_direction == DMA_FROM_DEVICE)
4182 mpi_control = MPI2_SCSIIO_CONTROL_READ;
4183 else if (scmd->sc_data_direction == DMA_TO_DEVICE)
4184 mpi_control = MPI2_SCSIIO_CONTROL_WRITE;
4186 mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER;
4189 mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ;
4190 /* NCQ Prio supported, make sure control indicated high priority */
4191 if (sas_device_priv_data->ncq_prio_enable) {
4192 class = IOPRIO_PRIO_CLASS(req_get_ioprio(rq));
4193 if (class == IOPRIO_CLASS_RT)
4194 mpi_control |= 1 << MPI2_SCSIIO_CONTROL_CMDPRI_SHIFT;
4196 /* Make sure Device is not raid volume.
4197 * We do not expose raid functionality to upper layer for warpdrive.
4199 if (!ioc->is_warpdrive && !scsih_is_raid(&scmd->device->sdev_gendev)
4200 && sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32)
4201 mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON;
4203 smid = mpt3sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd);
4205 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
4206 ioc->name, __func__);
4207 _scsih_set_satl_pending(scmd, false);
4210 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
4211 memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t));
4212 _scsih_setup_eedp(ioc, scmd, mpi_request);
4214 if (scmd->cmd_len == 32)
4215 mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT;
4216 mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
4217 if (sas_device_priv_data->sas_target->flags &
4218 MPT_TARGET_FLAGS_RAID_COMPONENT)
4219 mpi_request->Function = MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
4221 mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
4222 mpi_request->DevHandle = cpu_to_le16(handle);
4223 mpi_request->DataLength = cpu_to_le32(scsi_bufflen(scmd));
4224 mpi_request->Control = cpu_to_le32(mpi_control);
4225 mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len);
4226 mpi_request->MsgFlags = MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR;
4227 mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE;
4228 mpi_request->SenseBufferLowAddress =
4229 mpt3sas_base_get_sense_buffer_dma(ioc, smid);
4230 mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4;
4231 int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *)
4233 memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
4235 if (mpi_request->DataLength) {
4236 if (ioc->build_sg_scmd(ioc, scmd, smid)) {
4237 mpt3sas_base_free_smid(ioc, smid);
4238 _scsih_set_satl_pending(scmd, false);
4242 ioc->build_zero_len_sge(ioc, &mpi_request->SGL);
4244 raid_device = sas_target_priv_data->raid_device;
4245 if (raid_device && raid_device->direct_io_enabled)
4246 mpt3sas_setup_direct_io(ioc, scmd, raid_device, mpi_request,
4249 if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) {
4250 if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) {
4251 mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len |
4252 MPI25_SCSIIO_IOFLAGS_FAST_PATH);
4253 ioc->put_smid_fast_path(ioc, smid, handle);
4255 ioc->put_smid_scsi_io(ioc, smid,
4256 le16_to_cpu(mpi_request->DevHandle));
4258 ioc->put_smid_default(ioc, smid);
4262 return SCSI_MLQUEUE_HOST_BUSY;
4266 * _scsih_normalize_sense - normalize descriptor and fixed format sense data
4267 * @sense_buffer: sense data returned by target
4268 * @data: normalized skey/asc/ascq
4273 _scsih_normalize_sense(char *sense_buffer, struct sense_info *data)
4275 if ((sense_buffer[0] & 0x7F) >= 0x72) {
4276 /* descriptor format */
4277 data->skey = sense_buffer[1] & 0x0F;
4278 data->asc = sense_buffer[2];
4279 data->ascq = sense_buffer[3];
4282 data->skey = sense_buffer[2] & 0x0F;
4283 data->asc = sense_buffer[12];
4284 data->ascq = sense_buffer[13];
4289 * _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request
4290 * @ioc: per adapter object
4291 * @scmd: pointer to scsi command object
4292 * @mpi_reply: reply mf payload returned from firmware
4294 * scsi_status - SCSI Status code returned from target device
4295 * scsi_state - state info associated with SCSI_IO determined by ioc
4296 * ioc_status - ioc supplied status info
4301 _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
4302 Mpi2SCSIIOReply_t *mpi_reply, u16 smid)
4306 u16 ioc_status = le16_to_cpu(mpi_reply->IOCStatus) &
4307 MPI2_IOCSTATUS_MASK;
4308 u8 scsi_state = mpi_reply->SCSIState;
4309 u8 scsi_status = mpi_reply->SCSIStatus;
4310 char *desc_ioc_state = NULL;
4311 char *desc_scsi_status = NULL;
4312 char *desc_scsi_state = ioc->tmp_string;
4313 u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
4314 struct _sas_device *sas_device = NULL;
4315 struct scsi_target *starget = scmd->device->sdev_target;
4316 struct MPT3SAS_TARGET *priv_target = starget->hostdata;
4317 char *device_str = NULL;
4321 if (ioc->hide_ir_msg)
4322 device_str = "WarpDrive";
4324 device_str = "volume";
4326 if (log_info == 0x31170000)
4329 switch (ioc_status) {
4330 case MPI2_IOCSTATUS_SUCCESS:
4331 desc_ioc_state = "success";
4333 case MPI2_IOCSTATUS_INVALID_FUNCTION:
4334 desc_ioc_state = "invalid function";
4336 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR:
4337 desc_ioc_state = "scsi recovered error";
4339 case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE:
4340 desc_ioc_state = "scsi invalid dev handle";
4342 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
4343 desc_ioc_state = "scsi device not there";
4345 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN:
4346 desc_ioc_state = "scsi data overrun";
4348 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN:
4349 desc_ioc_state = "scsi data underrun";
4351 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR:
4352 desc_ioc_state = "scsi io data error";
4354 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
4355 desc_ioc_state = "scsi protocol error";
4357 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED:
4358 desc_ioc_state = "scsi task terminated";
4360 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
4361 desc_ioc_state = "scsi residual mismatch";
4363 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
4364 desc_ioc_state = "scsi task mgmt failed";
4366 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED:
4367 desc_ioc_state = "scsi ioc terminated";
4369 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED:
4370 desc_ioc_state = "scsi ext terminated";
4372 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
4373 desc_ioc_state = "eedp guard error";
4375 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
4376 desc_ioc_state = "eedp ref tag error";
4378 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
4379 desc_ioc_state = "eedp app tag error";
4381 case MPI2_IOCSTATUS_INSUFFICIENT_POWER:
4382 desc_ioc_state = "insufficient power";
4385 desc_ioc_state = "unknown";
4389 switch (scsi_status) {
4390 case MPI2_SCSI_STATUS_GOOD:
4391 desc_scsi_status = "good";
4393 case MPI2_SCSI_STATUS_CHECK_CONDITION:
4394 desc_scsi_status = "check condition";
4396 case MPI2_SCSI_STATUS_CONDITION_MET:
4397 desc_scsi_status = "condition met";
4399 case MPI2_SCSI_STATUS_BUSY:
4400 desc_scsi_status = "busy";
4402 case MPI2_SCSI_STATUS_INTERMEDIATE:
4403 desc_scsi_status = "intermediate";
4405 case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET:
4406 desc_scsi_status = "intermediate condmet";
4408 case MPI2_SCSI_STATUS_RESERVATION_CONFLICT:
4409 desc_scsi_status = "reservation conflict";
4411 case MPI2_SCSI_STATUS_COMMAND_TERMINATED:
4412 desc_scsi_status = "command terminated";
4414 case MPI2_SCSI_STATUS_TASK_SET_FULL:
4415 desc_scsi_status = "task set full";
4417 case MPI2_SCSI_STATUS_ACA_ACTIVE:
4418 desc_scsi_status = "aca active";
4420 case MPI2_SCSI_STATUS_TASK_ABORTED:
4421 desc_scsi_status = "task aborted";
4424 desc_scsi_status = "unknown";
4428 desc_scsi_state[0] = '\0';
4430 desc_scsi_state = " ";
4431 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID)
4432 strcat(desc_scsi_state, "response info ");
4433 if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
4434 strcat(desc_scsi_state, "state terminated ");
4435 if (scsi_state & MPI2_SCSI_STATE_NO_SCSI_STATUS)
4436 strcat(desc_scsi_state, "no status ");
4437 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_FAILED)
4438 strcat(desc_scsi_state, "autosense failed ");
4439 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID)
4440 strcat(desc_scsi_state, "autosense valid ");
4442 scsi_print_command(scmd);
4444 if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
4445 pr_warn(MPT3SAS_FMT "\t%s wwid(0x%016llx)\n", ioc->name,
4446 device_str, (unsigned long long)priv_target->sas_address);
4448 sas_device = mpt3sas_get_sdev_from_target(ioc, priv_target);
4451 "\tsas_address(0x%016llx), phy(%d)\n",
4452 ioc->name, (unsigned long long)
4453 sas_device->sas_address, sas_device->phy);
4454 if (sas_device->enclosure_handle != 0)
4456 "\tenclosure_logical_id(0x%016llx),"
4457 "slot(%d)\n", ioc->name,
4458 (unsigned long long)
4459 sas_device->enclosure_logical_id,
4461 if (sas_device->connector_name[0])
4463 "\tenclosure level(0x%04x),"
4464 " connector name( %s)\n", ioc->name,
4465 sas_device->enclosure_level,
4466 sas_device->connector_name);
4468 sas_device_put(sas_device);
4473 "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n",
4474 ioc->name, le16_to_cpu(mpi_reply->DevHandle),
4475 desc_ioc_state, ioc_status, smid);
4477 "\trequest_len(%d), underflow(%d), resid(%d)\n",
4478 ioc->name, scsi_bufflen(scmd), scmd->underflow,
4479 scsi_get_resid(scmd));
4481 "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n",
4482 ioc->name, le16_to_cpu(mpi_reply->TaskTag),
4483 le32_to_cpu(mpi_reply->TransferCount), scmd->result);
4485 "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n",
4486 ioc->name, desc_scsi_status,
4487 scsi_status, desc_scsi_state, scsi_state);
4489 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) {
4490 struct sense_info data;
4491 _scsih_normalize_sense(scmd->sense_buffer, &data);
4493 "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n",
4494 ioc->name, data.skey,
4495 data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount));
4498 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) {
4499 response_info = le32_to_cpu(mpi_reply->ResponseInfo);
4500 response_bytes = (u8 *)&response_info;
4501 _scsih_response_code(ioc, response_bytes[0]);
4506 * _scsih_turn_on_pfa_led - illuminate PFA LED
4507 * @ioc: per adapter object
4508 * @handle: device handle
4514 _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
4516 Mpi2SepReply_t mpi_reply;
4517 Mpi2SepRequest_t mpi_request;
4518 struct _sas_device *sas_device;
4520 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
4524 memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t));
4525 mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR;
4526 mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS;
4527 mpi_request.SlotStatus =
4528 cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT);
4529 mpi_request.DevHandle = cpu_to_le16(handle);
4530 mpi_request.Flags = MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS;
4531 if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply,
4532 &mpi_request)) != 0) {
4533 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
4534 __FILE__, __LINE__, __func__);
4537 sas_device->pfa_led_on = 1;
4539 if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) {
4540 dewtprintk(ioc, pr_info(MPT3SAS_FMT
4541 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4542 ioc->name, le16_to_cpu(mpi_reply.IOCStatus),
4543 le32_to_cpu(mpi_reply.IOCLogInfo)));
4547 sas_device_put(sas_device);
4551 * _scsih_turn_off_pfa_led - turn off Fault LED
4552 * @ioc: per adapter object
4553 * @sas_device: sas device whose PFA LED has to turned off
4559 _scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER *ioc,
4560 struct _sas_device *sas_device)
4562 Mpi2SepReply_t mpi_reply;
4563 Mpi2SepRequest_t mpi_request;
4565 memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t));
4566 mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR;
4567 mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS;
4568 mpi_request.SlotStatus = 0;
4569 mpi_request.Slot = cpu_to_le16(sas_device->slot);
4570 mpi_request.DevHandle = 0;
4571 mpi_request.EnclosureHandle = cpu_to_le16(sas_device->enclosure_handle);
4572 mpi_request.Flags = MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS;
4573 if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply,
4574 &mpi_request)) != 0) {
4575 printk(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
4576 __FILE__, __LINE__, __func__);
4580 if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) {
4581 dewtprintk(ioc, printk(MPT3SAS_FMT
4582 "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
4583 ioc->name, le16_to_cpu(mpi_reply.IOCStatus),
4584 le32_to_cpu(mpi_reply.IOCLogInfo)));
4590 * _scsih_send_event_to_turn_on_pfa_led - fire delayed event
4591 * @ioc: per adapter object
4592 * @handle: device handle
4593 * Context: interrupt.
4598 _scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
4600 struct fw_event_work *fw_event;
4602 fw_event = alloc_fw_event_work(0);
4605 fw_event->event = MPT3SAS_TURN_ON_PFA_LED;
4606 fw_event->device_handle = handle;
4607 fw_event->ioc = ioc;
4608 _scsih_fw_event_add(ioc, fw_event);
4609 fw_event_work_put(fw_event);
4613 * _scsih_smart_predicted_fault - process smart errors
4614 * @ioc: per adapter object
4615 * @handle: device handle
4616 * Context: interrupt.
4621 _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle)
4623 struct scsi_target *starget;
4624 struct MPT3SAS_TARGET *sas_target_priv_data;
4625 Mpi2EventNotificationReply_t *event_reply;
4626 Mpi2EventDataSasDeviceStatusChange_t *event_data;
4627 struct _sas_device *sas_device;
4629 unsigned long flags;
4631 /* only handle non-raid devices */
4632 spin_lock_irqsave(&ioc->sas_device_lock, flags);
4633 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
4637 starget = sas_device->starget;
4638 sas_target_priv_data = starget->hostdata;
4640 if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) ||
4641 ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)))
4644 if (sas_device->enclosure_handle != 0)
4645 starget_printk(KERN_INFO, starget, "predicted fault, "
4646 "enclosure logical id(0x%016llx), slot(%d)\n",
4647 (unsigned long long)sas_device->enclosure_logical_id,
4649 if (sas_device->connector_name[0] != '\0')
4650 starget_printk(KERN_WARNING, starget, "predicted fault, "
4651 "enclosure level(0x%04x), connector name( %s)\n",
4652 sas_device->enclosure_level,
4653 sas_device->connector_name);
4654 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
4656 if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM)
4657 _scsih_send_event_to_turn_on_pfa_led(ioc, handle);
4659 /* insert into event log */
4660 sz = offsetof(Mpi2EventNotificationReply_t, EventData) +
4661 sizeof(Mpi2EventDataSasDeviceStatusChange_t);
4662 event_reply = kzalloc(sz, GFP_KERNEL);
4664 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4665 ioc->name, __FILE__, __LINE__, __func__);
4669 event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION;
4670 event_reply->Event =
4671 cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE);
4672 event_reply->MsgLength = sz/4;
4673 event_reply->EventDataLength =
4674 cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t)/4);
4675 event_data = (Mpi2EventDataSasDeviceStatusChange_t *)
4676 event_reply->EventData;
4677 event_data->ReasonCode = MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA;
4678 event_data->ASC = 0x5D;
4679 event_data->DevHandle = cpu_to_le16(handle);
4680 event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address);
4681 mpt3sas_ctl_add_to_event_log(ioc, event_reply);
4685 sas_device_put(sas_device);
4689 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
4694 * _scsih_io_done - scsi request callback
4695 * @ioc: per adapter object
4696 * @smid: system request message index
4697 * @msix_index: MSIX table index supplied by the OS
4698 * @reply: reply message frame(lower 32bit addr)
4700 * Callback handler when using _scsih_qcmd.
4702 * Return 1 meaning mf should be freed from _base_interrupt
4703 * 0 means the mf is freed from this function.
4706 _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
4708 Mpi2SCSIIORequest_t *mpi_request;
4709 Mpi2SCSIIOReply_t *mpi_reply;
4710 struct scsi_cmnd *scmd;
4716 struct MPT3SAS_DEVICE *sas_device_priv_data;
4717 u32 response_code = 0;
4718 unsigned long flags;
4720 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
4722 if (ioc->broadcast_aen_busy || ioc->pci_error_recovery ||
4723 ioc->got_task_abort_from_ioctl)
4724 scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
4726 scmd = __scsih_scsi_lookup_get_clear(ioc, smid);
4731 _scsih_set_satl_pending(scmd, false);
4733 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
4735 if (mpi_reply == NULL) {
4736 scmd->result = DID_OK << 16;
4740 sas_device_priv_data = scmd->device->hostdata;
4741 if (!sas_device_priv_data || !sas_device_priv_data->sas_target ||
4742 sas_device_priv_data->sas_target->deleted) {
4743 scmd->result = DID_NO_CONNECT << 16;
4746 ioc_status = le16_to_cpu(mpi_reply->IOCStatus);
4749 * WARPDRIVE: If direct_io is set then it is directIO,
4750 * the failed direct I/O should be redirected to volume
4752 if (mpt3sas_scsi_direct_io_get(ioc, smid) &&
4753 ((ioc_status & MPI2_IOCSTATUS_MASK)
4754 != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) {
4755 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
4756 ioc->scsi_lookup[smid - 1].scmd = scmd;
4757 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
4758 mpt3sas_scsi_direct_io_set(ioc, smid, 0);
4759 memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
4760 mpi_request->DevHandle =
4761 cpu_to_le16(sas_device_priv_data->sas_target->handle);
4762 ioc->put_smid_scsi_io(ioc, smid,
4763 sas_device_priv_data->sas_target->handle);
4766 /* turning off TLR */
4767 scsi_state = mpi_reply->SCSIState;
4768 if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID)
4770 le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF;
4771 if (!sas_device_priv_data->tlr_snoop_check) {
4772 sas_device_priv_data->tlr_snoop_check++;
4773 if (!ioc->is_warpdrive &&
4774 !scsih_is_raid(&scmd->device->sdev_gendev) &&
4775 sas_is_tlr_enabled(scmd->device) &&
4776 response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) {
4777 sas_disable_tlr(scmd->device);
4778 sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n");
4782 xfer_cnt = le32_to_cpu(mpi_reply->TransferCount);
4783 scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_cnt);
4784 if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE)
4785 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
4788 ioc_status &= MPI2_IOCSTATUS_MASK;
4789 scsi_status = mpi_reply->SCSIStatus;
4791 if (ioc_status == MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 &&
4792 (scsi_status == MPI2_SCSI_STATUS_BUSY ||
4793 scsi_status == MPI2_SCSI_STATUS_RESERVATION_CONFLICT ||
4794 scsi_status == MPI2_SCSI_STATUS_TASK_SET_FULL)) {
4795 ioc_status = MPI2_IOCSTATUS_SUCCESS;
4798 if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) {
4799 struct sense_info data;
4800 const void *sense_data = mpt3sas_base_get_sense_buffer(ioc,
4802 u32 sz = min_t(u32, SCSI_SENSE_BUFFERSIZE,
4803 le32_to_cpu(mpi_reply->SenseCount));
4804 memcpy(scmd->sense_buffer, sense_data, sz);
4805 _scsih_normalize_sense(scmd->sense_buffer, &data);
4806 /* failure prediction threshold exceeded */
4807 if (data.asc == 0x5D)
4808 _scsih_smart_predicted_fault(ioc,
4809 le16_to_cpu(mpi_reply->DevHandle));
4810 mpt3sas_trigger_scsi(ioc, data.skey, data.asc, data.ascq);
4812 if ((ioc->logging_level & MPT_DEBUG_REPLY) &&
4813 ((scmd->sense_buffer[2] == UNIT_ATTENTION) ||
4814 (scmd->sense_buffer[2] == MEDIUM_ERROR) ||
4815 (scmd->sense_buffer[2] == HARDWARE_ERROR)))
4816 _scsih_scsi_ioc_info(ioc, scmd, mpi_reply, smid);
4818 switch (ioc_status) {
4819 case MPI2_IOCSTATUS_BUSY:
4820 case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES:
4821 scmd->result = SAM_STAT_BUSY;
4824 case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
4825 scmd->result = DID_NO_CONNECT << 16;
4828 case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED:
4829 if (sas_device_priv_data->block) {
4830 scmd->result = DID_TRANSPORT_DISRUPTED << 16;
4833 if (log_info == 0x31110630) {
4834 if (scmd->retries > 2) {
4835 scmd->result = DID_NO_CONNECT << 16;
4836 scsi_device_set_state(scmd->device,
4839 scmd->result = DID_SOFT_ERROR << 16;
4840 scmd->device->expecting_cc_ua = 1;
4843 } else if (log_info == VIRTUAL_IO_FAILED_RETRY) {
4844 scmd->result = DID_RESET << 16;
4846 } else if ((scmd->device->channel == RAID_CHANNEL) &&
4847 (scsi_state == (MPI2_SCSI_STATE_TERMINATED |
4848 MPI2_SCSI_STATE_NO_SCSI_STATUS))) {
4849 scmd->result = DID_RESET << 16;
4852 scmd->result = DID_SOFT_ERROR << 16;
4854 case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED:
4855 case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED:
4856 scmd->result = DID_RESET << 16;
4859 case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
4860 if ((xfer_cnt == 0) || (scmd->underflow > xfer_cnt))
4861 scmd->result = DID_SOFT_ERROR << 16;
4863 scmd->result = (DID_OK << 16) | scsi_status;
4866 case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN:
4867 scmd->result = (DID_OK << 16) | scsi_status;
4869 if ((scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID))
4872 if (xfer_cnt < scmd->underflow) {
4873 if (scsi_status == SAM_STAT_BUSY)
4874 scmd->result = SAM_STAT_BUSY;
4876 scmd->result = DID_SOFT_ERROR << 16;
4877 } else if (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED |
4878 MPI2_SCSI_STATE_NO_SCSI_STATUS))
4879 scmd->result = DID_SOFT_ERROR << 16;
4880 else if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
4881 scmd->result = DID_RESET << 16;
4882 else if (!xfer_cnt && scmd->cmnd[0] == REPORT_LUNS) {
4883 mpi_reply->SCSIState = MPI2_SCSI_STATE_AUTOSENSE_VALID;
4884 mpi_reply->SCSIStatus = SAM_STAT_CHECK_CONDITION;
4885 scmd->result = (DRIVER_SENSE << 24) |
4886 SAM_STAT_CHECK_CONDITION;
4887 scmd->sense_buffer[0] = 0x70;
4888 scmd->sense_buffer[2] = ILLEGAL_REQUEST;
4889 scmd->sense_buffer[12] = 0x20;
4890 scmd->sense_buffer[13] = 0;
4894 case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN:
4895 scsi_set_resid(scmd, 0);
4896 case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR:
4897 case MPI2_IOCSTATUS_SUCCESS:
4898 scmd->result = (DID_OK << 16) | scsi_status;
4899 if (response_code ==
4900 MPI2_SCSITASKMGMT_RSP_INVALID_FRAME ||
4901 (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED |
4902 MPI2_SCSI_STATE_NO_SCSI_STATUS)))
4903 scmd->result = DID_SOFT_ERROR << 16;
4904 else if (scsi_state & MPI2_SCSI_STATE_TERMINATED)
4905 scmd->result = DID_RESET << 16;
4908 case MPI2_IOCSTATUS_EEDP_GUARD_ERROR:
4909 case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR:
4910 case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR:
4911 _scsih_eedp_error_handling(scmd, ioc_status);
4914 case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR:
4915 case MPI2_IOCSTATUS_INVALID_FUNCTION:
4916 case MPI2_IOCSTATUS_INVALID_SGL:
4917 case MPI2_IOCSTATUS_INTERNAL_ERROR:
4918 case MPI2_IOCSTATUS_INVALID_FIELD:
4919 case MPI2_IOCSTATUS_INVALID_STATE:
4920 case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR:
4921 case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
4922 case MPI2_IOCSTATUS_INSUFFICIENT_POWER:
4924 scmd->result = DID_SOFT_ERROR << 16;
4929 if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY))
4930 _scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid);
4934 scsi_dma_unmap(scmd);
4936 scmd->scsi_done(scmd);
4941 * _scsih_sas_host_refresh - refreshing sas host object contents
4942 * @ioc: per adapter object
4945 * During port enable, fw will send topology events for every device. Its
4946 * possible that the handles may change from the previous setting, so this
4947 * code keeping handles updating if changed.
4952 _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc)
4957 Mpi2ConfigReply_t mpi_reply;
4958 Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL;
4959 u16 attached_handle;
4962 dtmprintk(ioc, pr_info(MPT3SAS_FMT
4963 "updating handles for sas_host(0x%016llx)\n",
4964 ioc->name, (unsigned long long)ioc->sas_hba.sas_address));
4966 sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys
4967 * sizeof(Mpi2SasIOUnit0PhyData_t));
4968 sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL);
4969 if (!sas_iounit_pg0) {
4970 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
4971 ioc->name, __FILE__, __LINE__, __func__);
4975 if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply,
4976 sas_iounit_pg0, sz)) != 0)
4978 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
4979 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
4981 for (i = 0; i < ioc->sas_hba.num_phys ; i++) {
4982 link_rate = sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4;
4984 ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0->
4985 PhyData[0].ControllerDevHandle);
4986 ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle;
4987 attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i].
4989 if (attached_handle && link_rate < MPI2_SAS_NEG_LINK_RATE_1_5)
4990 link_rate = MPI2_SAS_NEG_LINK_RATE_1_5;
4991 mpt3sas_transport_update_links(ioc, ioc->sas_hba.sas_address,
4992 attached_handle, i, link_rate);
4995 kfree(sas_iounit_pg0);
4999 * _scsih_sas_host_add - create sas host object
5000 * @ioc: per adapter object
5002 * Creating host side data object, stored in ioc->sas_hba
5007 _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc)
5010 Mpi2ConfigReply_t mpi_reply;
5011 Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL;
5012 Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL;
5013 Mpi2SasPhyPage0_t phy_pg0;
5014 Mpi2SasDevicePage0_t sas_device_pg0;
5015 Mpi2SasEnclosurePage0_t enclosure_pg0;
5018 u8 device_missing_delay;
5021 mpt3sas_config_get_number_hba_phys(ioc, &num_phys);
5023 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5024 ioc->name, __FILE__, __LINE__, __func__);
5027 ioc->sas_hba.phy = kcalloc(num_phys,
5028 sizeof(struct _sas_phy), GFP_KERNEL);
5029 if (!ioc->sas_hba.phy) {
5030 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5031 ioc->name, __FILE__, __LINE__, __func__);
5034 ioc->sas_hba.num_phys = num_phys;
5036 /* sas_iounit page 0 */
5037 sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys *
5038 sizeof(Mpi2SasIOUnit0PhyData_t));
5039 sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL);
5040 if (!sas_iounit_pg0) {
5041 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5042 ioc->name, __FILE__, __LINE__, __func__);
5045 if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply,
5046 sas_iounit_pg0, sz))) {
5047 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5048 ioc->name, __FILE__, __LINE__, __func__);
5051 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
5052 MPI2_IOCSTATUS_MASK;
5053 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
5054 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5055 ioc->name, __FILE__, __LINE__, __func__);
5059 /* sas_iounit page 1 */
5060 sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys *
5061 sizeof(Mpi2SasIOUnit1PhyData_t));
5062 sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL);
5063 if (!sas_iounit_pg1) {
5064 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5065 ioc->name, __FILE__, __LINE__, __func__);
5068 if ((mpt3sas_config_get_sas_iounit_pg1(ioc, &mpi_reply,
5069 sas_iounit_pg1, sz))) {
5070 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5071 ioc->name, __FILE__, __LINE__, __func__);
5074 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
5075 MPI2_IOCSTATUS_MASK;
5076 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
5077 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5078 ioc->name, __FILE__, __LINE__, __func__);
5082 ioc->io_missing_delay =
5083 sas_iounit_pg1->IODeviceMissingDelay;
5084 device_missing_delay =
5085 sas_iounit_pg1->ReportDeviceMissingDelay;
5086 if (device_missing_delay & MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16)
5087 ioc->device_missing_delay = (device_missing_delay &
5088 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16;
5090 ioc->device_missing_delay = device_missing_delay &
5091 MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK;
5093 ioc->sas_hba.parent_dev = &ioc->shost->shost_gendev;
5094 for (i = 0; i < ioc->sas_hba.num_phys ; i++) {
5095 if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0,
5097 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5098 ioc->name, __FILE__, __LINE__, __func__);
5101 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
5102 MPI2_IOCSTATUS_MASK;
5103 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
5104 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5105 ioc->name, __FILE__, __LINE__, __func__);
5110 ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0->
5111 PhyData[0].ControllerDevHandle);
5112 ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle;
5113 ioc->sas_hba.phy[i].phy_id = i;
5114 mpt3sas_transport_add_host_phy(ioc, &ioc->sas_hba.phy[i],
5115 phy_pg0, ioc->sas_hba.parent_dev);
5117 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
5118 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, ioc->sas_hba.handle))) {
5119 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5120 ioc->name, __FILE__, __LINE__, __func__);
5123 ioc->sas_hba.enclosure_handle =
5124 le16_to_cpu(sas_device_pg0.EnclosureHandle);
5125 ioc->sas_hba.sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
5127 "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n",
5128 ioc->name, ioc->sas_hba.handle,
5129 (unsigned long long) ioc->sas_hba.sas_address,
5130 ioc->sas_hba.num_phys) ;
5132 if (ioc->sas_hba.enclosure_handle) {
5133 if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
5134 &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
5135 ioc->sas_hba.enclosure_handle)))
5136 ioc->sas_hba.enclosure_logical_id =
5137 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
5141 kfree(sas_iounit_pg1);
5142 kfree(sas_iounit_pg0);
5146 * _scsih_expander_add - creating expander object
5147 * @ioc: per adapter object
5148 * @handle: expander handle
5150 * Creating expander object, stored in ioc->sas_expander_list.
5152 * Return 0 for success, else error.
5155 _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle)
5157 struct _sas_node *sas_expander;
5158 Mpi2ConfigReply_t mpi_reply;
5159 Mpi2ExpanderPage0_t expander_pg0;
5160 Mpi2ExpanderPage1_t expander_pg1;
5161 Mpi2SasEnclosurePage0_t enclosure_pg0;
5164 u64 sas_address, sas_address_parent = 0;
5166 unsigned long flags;
5167 struct _sas_port *mpt3sas_port = NULL;
5174 if (ioc->shost_recovery || ioc->pci_error_recovery)
5177 if ((mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
5178 MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) {
5179 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5180 ioc->name, __FILE__, __LINE__, __func__);
5184 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
5185 MPI2_IOCSTATUS_MASK;
5186 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
5187 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5188 ioc->name, __FILE__, __LINE__, __func__);
5192 /* handle out of order topology events */
5193 parent_handle = le16_to_cpu(expander_pg0.ParentDevHandle);
5194 if (_scsih_get_sas_address(ioc, parent_handle, &sas_address_parent)
5196 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5197 ioc->name, __FILE__, __LINE__, __func__);
5200 if (sas_address_parent != ioc->sas_hba.sas_address) {
5201 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5202 sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
5203 sas_address_parent);
5204 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5205 if (!sas_expander) {
5206 rc = _scsih_expander_add(ioc, parent_handle);
5212 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5213 sas_address = le64_to_cpu(expander_pg0.SASAddress);
5214 sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
5216 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5221 sas_expander = kzalloc(sizeof(struct _sas_node),
5223 if (!sas_expander) {
5224 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5225 ioc->name, __FILE__, __LINE__, __func__);
5229 sas_expander->handle = handle;
5230 sas_expander->num_phys = expander_pg0.NumPhys;
5231 sas_expander->sas_address_parent = sas_address_parent;
5232 sas_expander->sas_address = sas_address;
5234 pr_info(MPT3SAS_FMT "expander_add: handle(0x%04x)," \
5235 " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc->name,
5236 handle, parent_handle, (unsigned long long)
5237 sas_expander->sas_address, sas_expander->num_phys);
5239 if (!sas_expander->num_phys) {
5243 sas_expander->phy = kcalloc(sas_expander->num_phys,
5244 sizeof(struct _sas_phy), GFP_KERNEL);
5245 if (!sas_expander->phy) {
5246 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5247 ioc->name, __FILE__, __LINE__, __func__);
5252 INIT_LIST_HEAD(&sas_expander->sas_port_list);
5253 mpt3sas_port = mpt3sas_transport_port_add(ioc, handle,
5254 sas_address_parent);
5255 if (!mpt3sas_port) {
5256 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5257 ioc->name, __FILE__, __LINE__, __func__);
5261 sas_expander->parent_dev = &mpt3sas_port->rphy->dev;
5263 for (i = 0 ; i < sas_expander->num_phys ; i++) {
5264 if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply,
5265 &expander_pg1, i, handle))) {
5266 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5267 ioc->name, __FILE__, __LINE__, __func__);
5271 sas_expander->phy[i].handle = handle;
5272 sas_expander->phy[i].phy_id = i;
5274 if ((mpt3sas_transport_add_expander_phy(ioc,
5275 &sas_expander->phy[i], expander_pg1,
5276 sas_expander->parent_dev))) {
5277 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5278 ioc->name, __FILE__, __LINE__, __func__);
5284 if (sas_expander->enclosure_handle) {
5285 if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
5286 &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
5287 sas_expander->enclosure_handle)))
5288 sas_expander->enclosure_logical_id =
5289 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
5292 _scsih_expander_node_add(ioc, sas_expander);
5298 mpt3sas_transport_port_remove(ioc, sas_expander->sas_address,
5299 sas_address_parent);
5300 kfree(sas_expander);
5305 * mpt3sas_expander_remove - removing expander object
5306 * @ioc: per adapter object
5307 * @sas_address: expander sas_address
5312 mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address)
5314 struct _sas_node *sas_expander;
5315 unsigned long flags;
5317 if (ioc->shost_recovery)
5320 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5321 sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
5324 list_del(&sas_expander->list);
5325 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5327 _scsih_expander_node_remove(ioc, sas_expander);
5331 * _scsih_done - internal SCSI_IO callback handler.
5332 * @ioc: per adapter object
5333 * @smid: system request message index
5334 * @msix_index: MSIX table index supplied by the OS
5335 * @reply: reply message frame(lower 32bit addr)
5337 * Callback handler when sending internal generated SCSI_IO.
5338 * The callback index passed is `ioc->scsih_cb_idx`
5340 * Return 1 meaning mf should be freed from _base_interrupt
5341 * 0 means the mf is freed from this function.
5344 _scsih_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
5346 MPI2DefaultReply_t *mpi_reply;
5348 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
5349 if (ioc->scsih_cmds.status == MPT3_CMD_NOT_USED)
5351 if (ioc->scsih_cmds.smid != smid)
5353 ioc->scsih_cmds.status |= MPT3_CMD_COMPLETE;
5355 memcpy(ioc->scsih_cmds.reply, mpi_reply,
5356 mpi_reply->MsgLength*4);
5357 ioc->scsih_cmds.status |= MPT3_CMD_REPLY_VALID;
5359 ioc->scsih_cmds.status &= ~MPT3_CMD_PENDING;
5360 complete(&ioc->scsih_cmds.done);
5367 #define MPT3_MAX_LUNS (255)
5371 * _scsih_check_access_status - check access flags
5372 * @ioc: per adapter object
5373 * @sas_address: sas address
5374 * @handle: sas device handle
5375 * @access_flags: errors returned during discovery of the device
5377 * Return 0 for success, else failure
5380 _scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
5381 u16 handle, u8 access_status)
5386 switch (access_status) {
5387 case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS:
5388 case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION:
5391 case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED:
5392 desc = "sata capability failed";
5394 case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT:
5395 desc = "sata affiliation conflict";
5397 case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE:
5398 desc = "route not addressable";
5400 case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE:
5401 desc = "smp error not addressable";
5403 case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED:
5404 desc = "device blocked";
5406 case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED:
5407 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN:
5408 case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT:
5409 case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG:
5410 case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION:
5411 case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER:
5412 case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN:
5413 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN:
5414 case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN:
5415 case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION:
5416 case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE:
5417 case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX:
5418 desc = "sata initialization failed";
5429 "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n",
5430 ioc->name, desc, (unsigned long long)sas_address, handle);
5435 * _scsih_check_device - checking device responsiveness
5436 * @ioc: per adapter object
5437 * @parent_sas_address: sas address of parent expander or sas host
5438 * @handle: attached device handle
5439 * @phy_numberv: phy number
5440 * @link_rate: new link rate
5445 _scsih_check_device(struct MPT3SAS_ADAPTER *ioc,
5446 u64 parent_sas_address, u16 handle, u8 phy_number, u8 link_rate)
5448 Mpi2ConfigReply_t mpi_reply;
5449 Mpi2SasDevicePage0_t sas_device_pg0;
5450 struct _sas_device *sas_device;
5452 unsigned long flags;
5454 struct scsi_target *starget;
5455 struct MPT3SAS_TARGET *sas_target_priv_data;
5459 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
5460 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle)))
5463 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
5464 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
5467 /* wide port handling ~ we need only handle device once for the phy that
5468 * is matched in sas device page zero
5470 if (phy_number != sas_device_pg0.PhyNum)
5473 /* check if this is end device */
5474 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
5475 if (!(_scsih_is_end_device(device_info)))
5478 spin_lock_irqsave(&ioc->sas_device_lock, flags);
5479 sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
5480 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
5486 if (unlikely(sas_device->handle != handle)) {
5487 starget = sas_device->starget;
5488 sas_target_priv_data = starget->hostdata;
5489 starget_printk(KERN_INFO, starget,
5490 "handle changed from(0x%04x) to (0x%04x)!!!\n",
5491 sas_device->handle, handle);
5492 sas_target_priv_data->handle = handle;
5493 sas_device->handle = handle;
5494 if (le16_to_cpu(sas_device_pg0.Flags) &
5495 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
5496 sas_device->enclosure_level =
5497 sas_device_pg0.EnclosureLevel;
5498 memcpy(sas_device->connector_name,
5499 sas_device_pg0.ConnectorName, 4);
5500 sas_device->connector_name[4] = '\0';
5502 sas_device->enclosure_level = 0;
5503 sas_device->connector_name[0] = '\0';
5507 /* check if device is present */
5508 if (!(le16_to_cpu(sas_device_pg0.Flags) &
5509 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) {
5511 "device is not present handle(0x%04x), flags!!!\n",
5516 /* check if there were any issues with discovery */
5517 if (_scsih_check_access_status(ioc, sas_address, handle,
5518 sas_device_pg0.AccessStatus))
5521 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
5522 _scsih_ublock_io_device(ioc, sas_address);
5525 sas_device_put(sas_device);
5529 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
5531 sas_device_put(sas_device);
5535 * _scsih_add_device - creating sas device object
5536 * @ioc: per adapter object
5537 * @handle: sas device handle
5538 * @phy_num: phy number end device attached to
5539 * @is_pd: is this hidden raid component
5541 * Creating end device object, stored in ioc->sas_device_list.
5543 * Returns 0 for success, non-zero for failure.
5546 _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
5549 Mpi2ConfigReply_t mpi_reply;
5550 Mpi2SasDevicePage0_t sas_device_pg0;
5551 Mpi2SasEnclosurePage0_t enclosure_pg0;
5552 struct _sas_device *sas_device;
5557 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
5558 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
5559 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5560 ioc->name, __FILE__, __LINE__, __func__);
5564 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
5565 MPI2_IOCSTATUS_MASK;
5566 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
5567 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5568 ioc->name, __FILE__, __LINE__, __func__);
5572 /* check if this is end device */
5573 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
5574 if (!(_scsih_is_end_device(device_info)))
5576 set_bit(handle, ioc->pend_os_device_add);
5577 sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
5579 /* check if device is present */
5580 if (!(le16_to_cpu(sas_device_pg0.Flags) &
5581 MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) {
5582 pr_err(MPT3SAS_FMT "device is not present handle(0x04%x)!!!\n",
5587 /* check if there were any issues with discovery */
5588 if (_scsih_check_access_status(ioc, sas_address, handle,
5589 sas_device_pg0.AccessStatus))
5592 sas_device = mpt3sas_get_sdev_by_addr(ioc,
5595 clear_bit(handle, ioc->pend_os_device_add);
5596 sas_device_put(sas_device);
5600 sas_device = kzalloc(sizeof(struct _sas_device),
5603 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5604 ioc->name, __FILE__, __LINE__, __func__);
5608 kref_init(&sas_device->refcount);
5609 sas_device->handle = handle;
5610 if (_scsih_get_sas_address(ioc,
5611 le16_to_cpu(sas_device_pg0.ParentDevHandle),
5612 &sas_device->sas_address_parent) != 0)
5613 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
5614 ioc->name, __FILE__, __LINE__, __func__);
5615 sas_device->enclosure_handle =
5616 le16_to_cpu(sas_device_pg0.EnclosureHandle);
5617 if (sas_device->enclosure_handle != 0)
5619 le16_to_cpu(sas_device_pg0.Slot);
5620 sas_device->device_info = device_info;
5621 sas_device->sas_address = sas_address;
5622 sas_device->phy = sas_device_pg0.PhyNum;
5623 sas_device->fast_path = (le16_to_cpu(sas_device_pg0.Flags) &
5624 MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0;
5626 if (le16_to_cpu(sas_device_pg0.Flags)
5627 & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
5628 sas_device->enclosure_level =
5629 sas_device_pg0.EnclosureLevel;
5630 memcpy(sas_device->connector_name,
5631 sas_device_pg0.ConnectorName, 4);
5632 sas_device->connector_name[4] = '\0';
5634 sas_device->enclosure_level = 0;
5635 sas_device->connector_name[0] = '\0';
5637 /* get enclosure_logical_id */
5638 if (sas_device->enclosure_handle && !(mpt3sas_config_get_enclosure_pg0(
5639 ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
5640 sas_device->enclosure_handle)))
5641 sas_device->enclosure_logical_id =
5642 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
5644 /* get device name */
5645 sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName);
5647 if (ioc->wait_for_discovery_to_complete)
5648 _scsih_sas_device_init_add(ioc, sas_device);
5650 _scsih_sas_device_add(ioc, sas_device);
5652 sas_device_put(sas_device);
5657 * _scsih_remove_device - removing sas device object
5658 * @ioc: per adapter object
5659 * @sas_device_delete: the sas_device object
5664 _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
5665 struct _sas_device *sas_device)
5667 struct MPT3SAS_TARGET *sas_target_priv_data;
5669 if ((ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) &&
5670 (sas_device->pfa_led_on)) {
5671 _scsih_turn_off_pfa_led(ioc, sas_device);
5672 sas_device->pfa_led_on = 0;
5674 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5675 "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n",
5676 ioc->name, __func__,
5677 sas_device->handle, (unsigned long long)
5678 sas_device->sas_address));
5679 if (sas_device->enclosure_handle != 0)
5680 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5681 "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n",
5682 ioc->name, __func__,
5683 (unsigned long long)sas_device->enclosure_logical_id,
5685 if (sas_device->connector_name[0] != '\0')
5686 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5687 "%s: enter: enclosure level(0x%04x), connector name( %s)\n",
5688 ioc->name, __func__,
5689 sas_device->enclosure_level,
5690 sas_device->connector_name));
5692 if (sas_device->starget && sas_device->starget->hostdata) {
5693 sas_target_priv_data = sas_device->starget->hostdata;
5694 sas_target_priv_data->deleted = 1;
5695 _scsih_ublock_io_device(ioc, sas_device->sas_address);
5696 sas_target_priv_data->handle =
5697 MPT3SAS_INVALID_DEVICE_HANDLE;
5700 if (!ioc->hide_drives)
5701 mpt3sas_transport_port_remove(ioc,
5702 sas_device->sas_address,
5703 sas_device->sas_address_parent);
5706 "removing handle(0x%04x), sas_addr(0x%016llx)\n",
5707 ioc->name, sas_device->handle,
5708 (unsigned long long) sas_device->sas_address);
5709 if (sas_device->enclosure_handle != 0)
5711 "removing : enclosure logical id(0x%016llx), slot(%d)\n",
5713 (unsigned long long)sas_device->enclosure_logical_id,
5715 if (sas_device->connector_name[0] != '\0')
5717 "removing enclosure level(0x%04x), connector name( %s)\n",
5718 ioc->name, sas_device->enclosure_level,
5719 sas_device->connector_name);
5721 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5722 "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n",
5723 ioc->name, __func__,
5724 sas_device->handle, (unsigned long long)
5725 sas_device->sas_address));
5726 if (sas_device->enclosure_handle != 0)
5727 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5728 "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n",
5729 ioc->name, __func__,
5730 (unsigned long long)sas_device->enclosure_logical_id,
5732 if (sas_device->connector_name[0] != '\0')
5733 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5734 "%s: exit: enclosure level(0x%04x), connector name(%s)\n",
5735 ioc->name, __func__, sas_device->enclosure_level,
5736 sas_device->connector_name));
5740 * _scsih_sas_topology_change_event_debug - debug for topology event
5741 * @ioc: per adapter object
5742 * @event_data: event data payload
5746 _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
5747 Mpi2EventDataSasTopologyChangeList_t *event_data)
5753 char *status_str = NULL;
5754 u8 link_rate, prev_link_rate;
5756 switch (event_data->ExpStatus) {
5757 case MPI2_EVENT_SAS_TOPO_ES_ADDED:
5760 case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING:
5761 status_str = "remove";
5763 case MPI2_EVENT_SAS_TOPO_ES_RESPONDING:
5765 status_str = "responding";
5767 case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING:
5768 status_str = "remove delay";
5771 status_str = "unknown status";
5774 pr_info(MPT3SAS_FMT "sas topology change: (%s)\n",
5775 ioc->name, status_str);
5776 pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \
5777 "start_phy(%02d), count(%d)\n",
5778 le16_to_cpu(event_data->ExpanderDevHandle),
5779 le16_to_cpu(event_data->EnclosureHandle),
5780 event_data->StartPhyNum, event_data->NumEntries);
5781 for (i = 0; i < event_data->NumEntries; i++) {
5782 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
5785 phy_number = event_data->StartPhyNum + i;
5786 reason_code = event_data->PHY[i].PhyStatus &
5787 MPI2_EVENT_SAS_TOPO_RC_MASK;
5788 switch (reason_code) {
5789 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
5790 status_str = "target add";
5792 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING:
5793 status_str = "target remove";
5795 case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING:
5796 status_str = "delay target remove";
5798 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
5799 status_str = "link rate change";
5801 case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE:
5802 status_str = "target responding";
5805 status_str = "unknown";
5808 link_rate = event_data->PHY[i].LinkRate >> 4;
5809 prev_link_rate = event_data->PHY[i].LinkRate & 0xF;
5810 pr_info("\tphy(%02d), attached_handle(0x%04x): %s:" \
5811 " link rate: new(0x%02x), old(0x%02x)\n", phy_number,
5812 handle, status_str, link_rate, prev_link_rate);
5818 * _scsih_sas_topology_change_event - handle topology changes
5819 * @ioc: per adapter object
5820 * @fw_event: The fw_event_work object
5825 _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc,
5826 struct fw_event_work *fw_event)
5829 u16 parent_handle, handle;
5831 u8 phy_number, max_phys;
5832 struct _sas_node *sas_expander;
5834 unsigned long flags;
5835 u8 link_rate, prev_link_rate;
5836 Mpi2EventDataSasTopologyChangeList_t *event_data =
5837 (Mpi2EventDataSasTopologyChangeList_t *)
5838 fw_event->event_data;
5840 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
5841 _scsih_sas_topology_change_event_debug(ioc, event_data);
5843 if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery)
5846 if (!ioc->sas_hba.num_phys)
5847 _scsih_sas_host_add(ioc);
5849 _scsih_sas_host_refresh(ioc);
5851 if (fw_event->ignore) {
5852 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5853 "ignoring expander event\n", ioc->name));
5857 parent_handle = le16_to_cpu(event_data->ExpanderDevHandle);
5859 /* handle expander add */
5860 if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED)
5861 if (_scsih_expander_add(ioc, parent_handle) != 0)
5864 spin_lock_irqsave(&ioc->sas_node_lock, flags);
5865 sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc,
5868 sas_address = sas_expander->sas_address;
5869 max_phys = sas_expander->num_phys;
5870 } else if (parent_handle < ioc->sas_hba.num_phys) {
5871 sas_address = ioc->sas_hba.sas_address;
5872 max_phys = ioc->sas_hba.num_phys;
5874 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5877 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
5879 /* handle siblings events */
5880 for (i = 0; i < event_data->NumEntries; i++) {
5881 if (fw_event->ignore) {
5882 dewtprintk(ioc, pr_info(MPT3SAS_FMT
5883 "ignoring expander event\n", ioc->name));
5886 if (ioc->remove_host || ioc->pci_error_recovery)
5888 phy_number = event_data->StartPhyNum + i;
5889 if (phy_number >= max_phys)
5891 reason_code = event_data->PHY[i].PhyStatus &
5892 MPI2_EVENT_SAS_TOPO_RC_MASK;
5893 if ((event_data->PHY[i].PhyStatus &
5894 MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code !=
5895 MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING))
5897 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
5900 link_rate = event_data->PHY[i].LinkRate >> 4;
5901 prev_link_rate = event_data->PHY[i].LinkRate & 0xF;
5902 switch (reason_code) {
5903 case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
5905 if (ioc->shost_recovery)
5908 if (link_rate == prev_link_rate)
5911 mpt3sas_transport_update_links(ioc, sas_address,
5912 handle, phy_number, link_rate);
5914 if (link_rate < MPI2_SAS_NEG_LINK_RATE_1_5)
5917 _scsih_check_device(ioc, sas_address, handle,
5918 phy_number, link_rate);
5920 if (!test_bit(handle, ioc->pend_os_device_add))
5924 case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
5926 if (ioc->shost_recovery)
5929 mpt3sas_transport_update_links(ioc, sas_address,
5930 handle, phy_number, link_rate);
5932 _scsih_add_device(ioc, handle, phy_number, 0);
5935 case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING:
5937 _scsih_device_remove_by_handle(ioc, handle);
5942 /* handle expander removal */
5943 if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING &&
5945 mpt3sas_expander_remove(ioc, sas_address);
5951 * _scsih_sas_device_status_change_event_debug - debug for device event
5952 * @event_data: event data payload
5958 _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
5959 Mpi2EventDataSasDeviceStatusChange_t *event_data)
5961 char *reason_str = NULL;
5963 switch (event_data->ReasonCode) {
5964 case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA:
5965 reason_str = "smart data";
5967 case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED:
5968 reason_str = "unsupported device discovered";
5970 case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET:
5971 reason_str = "internal device reset";
5973 case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL:
5974 reason_str = "internal task abort";
5976 case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL:
5977 reason_str = "internal task abort set";
5979 case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL:
5980 reason_str = "internal clear task set";
5982 case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL:
5983 reason_str = "internal query task";
5985 case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE:
5986 reason_str = "sata init failure";
5988 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET:
5989 reason_str = "internal device reset complete";
5991 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL:
5992 reason_str = "internal task abort complete";
5994 case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION:
5995 reason_str = "internal async notification";
5997 case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY:
5998 reason_str = "expander reduced functionality";
6000 case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY:
6001 reason_str = "expander reduced functionality complete";
6004 reason_str = "unknown reason";
6007 pr_info(MPT3SAS_FMT "device status change: (%s)\n"
6008 "\thandle(0x%04x), sas address(0x%016llx), tag(%d)",
6009 ioc->name, reason_str, le16_to_cpu(event_data->DevHandle),
6010 (unsigned long long)le64_to_cpu(event_data->SASAddress),
6011 le16_to_cpu(event_data->TaskTag));
6012 if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA)
6013 pr_info(MPT3SAS_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name,
6014 event_data->ASC, event_data->ASCQ);
6019 * _scsih_sas_device_status_change_event - handle device status change
6020 * @ioc: per adapter object
6021 * @fw_event: The fw_event_work object
6027 _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc,
6028 struct fw_event_work *fw_event)
6030 struct MPT3SAS_TARGET *target_priv_data;
6031 struct _sas_device *sas_device;
6033 unsigned long flags;
6034 Mpi2EventDataSasDeviceStatusChange_t *event_data =
6035 (Mpi2EventDataSasDeviceStatusChange_t *)
6036 fw_event->event_data;
6038 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
6039 _scsih_sas_device_status_change_event_debug(ioc,
6042 /* In MPI Revision K (0xC), the internal device reset complete was
6043 * implemented, so avoid setting tm_busy flag for older firmware.
6045 if ((ioc->facts.HeaderVersion >> 8) < 0xC)
6048 if (event_data->ReasonCode !=
6049 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET &&
6050 event_data->ReasonCode !=
6051 MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET)
6054 spin_lock_irqsave(&ioc->sas_device_lock, flags);
6055 sas_address = le64_to_cpu(event_data->SASAddress);
6056 sas_device = __mpt3sas_get_sdev_by_addr(ioc,
6059 if (!sas_device || !sas_device->starget)
6062 target_priv_data = sas_device->starget->hostdata;
6063 if (!target_priv_data)
6066 if (event_data->ReasonCode ==
6067 MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET)
6068 target_priv_data->tm_busy = 1;
6070 target_priv_data->tm_busy = 0;
6074 sas_device_put(sas_device);
6076 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
6081 * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure
6083 * @ioc: per adapter object
6084 * @event_data: event data payload
6090 _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
6091 Mpi2EventDataSasEnclDevStatusChange_t *event_data)
6093 char *reason_str = NULL;
6095 switch (event_data->ReasonCode) {
6096 case MPI2_EVENT_SAS_ENCL_RC_ADDED:
6097 reason_str = "enclosure add";
6099 case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING:
6100 reason_str = "enclosure remove";
6103 reason_str = "unknown reason";
6107 pr_info(MPT3SAS_FMT "enclosure status change: (%s)\n"
6108 "\thandle(0x%04x), enclosure logical id(0x%016llx)"
6109 " number slots(%d)\n", ioc->name, reason_str,
6110 le16_to_cpu(event_data->EnclosureHandle),
6111 (unsigned long long)le64_to_cpu(event_data->EnclosureLogicalID),
6112 le16_to_cpu(event_data->StartSlot));
6116 * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events
6117 * @ioc: per adapter object
6118 * @fw_event: The fw_event_work object
6124 _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER *ioc,
6125 struct fw_event_work *fw_event)
6127 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
6128 _scsih_sas_enclosure_dev_status_change_event_debug(ioc,
6129 (Mpi2EventDataSasEnclDevStatusChange_t *)
6130 fw_event->event_data);
6134 * _scsih_sas_broadcast_primitive_event - handle broadcast events
6135 * @ioc: per adapter object
6136 * @fw_event: The fw_event_work object
6142 _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc,
6143 struct fw_event_work *fw_event)
6145 struct scsi_cmnd *scmd;
6146 struct scsi_device *sdev;
6149 struct MPT3SAS_DEVICE *sas_device_priv_data;
6150 u32 termination_count;
6152 Mpi2SCSITaskManagementReply_t *mpi_reply;
6153 Mpi2EventDataSasBroadcastPrimitive_t *event_data =
6154 (Mpi2EventDataSasBroadcastPrimitive_t *)
6155 fw_event->event_data;
6157 unsigned long flags;
6160 u8 task_abort_retries;
6162 mutex_lock(&ioc->tm_cmds.mutex);
6164 "%s: enter: phy number(%d), width(%d)\n",
6165 ioc->name, __func__, event_data->PhyNum,
6166 event_data->PortWidth);
6168 _scsih_block_io_all_device(ioc);
6170 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6171 mpi_reply = ioc->tm_cmds.reply;
6172 broadcast_aen_retry:
6174 /* sanity checks for retrying this loop */
6175 if (max_retries++ == 5) {
6176 dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: giving up\n",
6177 ioc->name, __func__));
6179 } else if (max_retries > 1)
6180 dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: %d retry\n",
6181 ioc->name, __func__, max_retries - 1));
6183 termination_count = 0;
6185 for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
6186 if (ioc->shost_recovery)
6188 scmd = _scsih_scsi_lookup_get(ioc, smid);
6191 sdev = scmd->device;
6192 sas_device_priv_data = sdev->hostdata;
6193 if (!sas_device_priv_data || !sas_device_priv_data->sas_target)
6195 /* skip hidden raid components */
6196 if (sas_device_priv_data->sas_target->flags &
6197 MPT_TARGET_FLAGS_RAID_COMPONENT)
6200 if (sas_device_priv_data->sas_target->flags &
6201 MPT_TARGET_FLAGS_VOLUME)
6204 handle = sas_device_priv_data->sas_target->handle;
6205 lun = sas_device_priv_data->lun;
6208 if (ioc->shost_recovery)
6211 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
6212 r = mpt3sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
6213 MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30);
6215 sdev_printk(KERN_WARNING, sdev,
6216 "mpt3sas_scsih_issue_tm: FAILED when sending "
6217 "QUERY_TASK: scmd(%p)\n", scmd);
6218 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6219 goto broadcast_aen_retry;
6221 ioc_status = le16_to_cpu(mpi_reply->IOCStatus)
6222 & MPI2_IOCSTATUS_MASK;
6223 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6224 sdev_printk(KERN_WARNING, sdev,
6225 "query task: FAILED with IOCSTATUS(0x%04x), scmd(%p)\n",
6227 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6228 goto broadcast_aen_retry;
6231 /* see if IO is still owned by IOC and target */
6232 if (mpi_reply->ResponseCode ==
6233 MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED ||
6234 mpi_reply->ResponseCode ==
6235 MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC) {
6236 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6239 task_abort_retries = 0;
6241 if (task_abort_retries++ == 60) {
6242 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6243 "%s: ABORT_TASK: giving up\n", ioc->name,
6245 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6246 goto broadcast_aen_retry;
6249 if (ioc->shost_recovery)
6252 r = mpt3sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id,
6253 sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid,
6256 sdev_printk(KERN_WARNING, sdev,
6257 "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : "
6258 "scmd(%p)\n", scmd);
6262 if (task_abort_retries > 1)
6263 sdev_printk(KERN_WARNING, sdev,
6264 "mpt3sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):"
6266 task_abort_retries - 1, scmd);
6268 termination_count += le32_to_cpu(mpi_reply->TerminationCount);
6269 spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
6272 if (ioc->broadcast_aen_pending) {
6273 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6274 "%s: loop back due to pending AEN\n",
6275 ioc->name, __func__));
6276 ioc->broadcast_aen_pending = 0;
6277 goto broadcast_aen_retry;
6281 spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
6284 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6285 "%s - exit, query_count = %d termination_count = %d\n",
6286 ioc->name, __func__, query_count, termination_count));
6288 ioc->broadcast_aen_busy = 0;
6289 if (!ioc->shost_recovery)
6290 _scsih_ublock_io_all_device(ioc);
6291 mutex_unlock(&ioc->tm_cmds.mutex);
6295 * _scsih_sas_discovery_event - handle discovery events
6296 * @ioc: per adapter object
6297 * @fw_event: The fw_event_work object
6303 _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc,
6304 struct fw_event_work *fw_event)
6306 Mpi2EventDataSasDiscovery_t *event_data =
6307 (Mpi2EventDataSasDiscovery_t *) fw_event->event_data;
6309 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) {
6310 pr_info(MPT3SAS_FMT "discovery event: (%s)", ioc->name,
6311 (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ?
6313 if (event_data->DiscoveryStatus)
6314 pr_info("discovery_status(0x%08x)",
6315 le32_to_cpu(event_data->DiscoveryStatus));
6319 if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED &&
6320 !ioc->sas_hba.num_phys) {
6321 if (disable_discovery > 0 && ioc->shost_recovery) {
6322 /* Wait for the reset to complete */
6323 while (ioc->shost_recovery)
6326 _scsih_sas_host_add(ioc);
6331 * _scsih_ir_fastpath - turn on fastpath for IR physdisk
6332 * @ioc: per adapter object
6333 * @handle: device handle for physical disk
6334 * @phys_disk_num: physical disk number
6336 * Return 0 for success, else failure.
6339 _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num)
6341 Mpi2RaidActionRequest_t *mpi_request;
6342 Mpi2RaidActionReply_t *mpi_reply;
6349 if (ioc->hba_mpi_version_belonged == MPI2_VERSION)
6352 mutex_lock(&ioc->scsih_cmds.mutex);
6354 if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) {
6355 pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n",
6356 ioc->name, __func__);
6360 ioc->scsih_cmds.status = MPT3_CMD_PENDING;
6362 smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx);
6364 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
6365 ioc->name, __func__);
6366 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
6371 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
6372 ioc->scsih_cmds.smid = smid;
6373 memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t));
6375 mpi_request->Function = MPI2_FUNCTION_RAID_ACTION;
6376 mpi_request->Action = MPI2_RAID_ACTION_PHYSDISK_HIDDEN;
6377 mpi_request->PhysDiskNum = phys_disk_num;
6379 dewtprintk(ioc, pr_info(MPT3SAS_FMT "IR RAID_ACTION: turning fast "\
6380 "path on for handle(0x%04x), phys_disk_num (0x%02x)\n", ioc->name,
6381 handle, phys_disk_num));
6383 init_completion(&ioc->scsih_cmds.done);
6384 ioc->put_smid_default(ioc, smid);
6385 wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
6387 if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) {
6388 pr_err(MPT3SAS_FMT "%s: timeout\n",
6389 ioc->name, __func__);
6390 if (!(ioc->scsih_cmds.status & MPT3_CMD_RESET))
6396 if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) {
6398 mpi_reply = ioc->scsih_cmds.reply;
6399 ioc_status = le16_to_cpu(mpi_reply->IOCStatus);
6400 if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE)
6401 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
6404 ioc_status &= MPI2_IOCSTATUS_MASK;
6405 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6406 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6407 "IR RAID_ACTION: failed: ioc_status(0x%04x), "
6408 "loginfo(0x%08x)!!!\n", ioc->name, ioc_status,
6412 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6413 "IR RAID_ACTION: completed successfully\n",
6418 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
6419 mutex_unlock(&ioc->scsih_cmds.mutex);
6422 mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
6427 * _scsih_reprobe_lun - reprobing lun
6428 * @sdev: scsi device struct
6429 * @no_uld_attach: sdev->no_uld_attach flag setting
6433 _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach)
6435 sdev->no_uld_attach = no_uld_attach ? 1 : 0;
6436 sdev_printk(KERN_INFO, sdev, "%s raid component\n",
6437 sdev->no_uld_attach ? "hiding" : "exposing");
6438 WARN_ON(scsi_device_reprobe(sdev));
6442 * _scsih_sas_volume_add - add new volume
6443 * @ioc: per adapter object
6444 * @element: IR config element data
6450 _scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc,
6451 Mpi2EventIrConfigElement_t *element)
6453 struct _raid_device *raid_device;
6454 unsigned long flags;
6456 u16 handle = le16_to_cpu(element->VolDevHandle);
6459 mpt3sas_config_get_volume_wwid(ioc, handle, &wwid);
6462 "failure at %s:%d/%s()!\n", ioc->name,
6463 __FILE__, __LINE__, __func__);
6467 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6468 raid_device = _scsih_raid_device_find_by_wwid(ioc, wwid);
6469 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6474 raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL);
6477 "failure at %s:%d/%s()!\n", ioc->name,
6478 __FILE__, __LINE__, __func__);
6482 raid_device->id = ioc->sas_id++;
6483 raid_device->channel = RAID_CHANNEL;
6484 raid_device->handle = handle;
6485 raid_device->wwid = wwid;
6486 _scsih_raid_device_add(ioc, raid_device);
6487 if (!ioc->wait_for_discovery_to_complete) {
6488 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
6489 raid_device->id, 0);
6491 _scsih_raid_device_remove(ioc, raid_device);
6493 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6494 _scsih_determine_boot_device(ioc, raid_device, 1);
6495 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6500 * _scsih_sas_volume_delete - delete volume
6501 * @ioc: per adapter object
6502 * @handle: volume device handle
6508 _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle)
6510 struct _raid_device *raid_device;
6511 unsigned long flags;
6512 struct MPT3SAS_TARGET *sas_target_priv_data;
6513 struct scsi_target *starget = NULL;
6515 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6516 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
6518 if (raid_device->starget) {
6519 starget = raid_device->starget;
6520 sas_target_priv_data = starget->hostdata;
6521 sas_target_priv_data->deleted = 1;
6523 pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n",
6524 ioc->name, raid_device->handle,
6525 (unsigned long long) raid_device->wwid);
6526 list_del(&raid_device->list);
6529 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6531 scsi_remove_target(&starget->dev);
6535 * _scsih_sas_pd_expose - expose pd component to /dev/sdX
6536 * @ioc: per adapter object
6537 * @element: IR config element data
6543 _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc,
6544 Mpi2EventIrConfigElement_t *element)
6546 struct _sas_device *sas_device;
6547 struct scsi_target *starget = NULL;
6548 struct MPT3SAS_TARGET *sas_target_priv_data;
6549 unsigned long flags;
6550 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6552 spin_lock_irqsave(&ioc->sas_device_lock, flags);
6553 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
6555 sas_device->volume_handle = 0;
6556 sas_device->volume_wwid = 0;
6557 clear_bit(handle, ioc->pd_handles);
6558 if (sas_device->starget && sas_device->starget->hostdata) {
6559 starget = sas_device->starget;
6560 sas_target_priv_data = starget->hostdata;
6561 sas_target_priv_data->flags &=
6562 ~MPT_TARGET_FLAGS_RAID_COMPONENT;
6565 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
6569 /* exposing raid component */
6571 starget_for_each_device(starget, NULL, _scsih_reprobe_lun);
6573 sas_device_put(sas_device);
6577 * _scsih_sas_pd_hide - hide pd component from /dev/sdX
6578 * @ioc: per adapter object
6579 * @element: IR config element data
6585 _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc,
6586 Mpi2EventIrConfigElement_t *element)
6588 struct _sas_device *sas_device;
6589 struct scsi_target *starget = NULL;
6590 struct MPT3SAS_TARGET *sas_target_priv_data;
6591 unsigned long flags;
6592 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6593 u16 volume_handle = 0;
6594 u64 volume_wwid = 0;
6596 mpt3sas_config_get_volume_handle(ioc, handle, &volume_handle);
6598 mpt3sas_config_get_volume_wwid(ioc, volume_handle,
6601 spin_lock_irqsave(&ioc->sas_device_lock, flags);
6602 sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
6604 set_bit(handle, ioc->pd_handles);
6605 if (sas_device->starget && sas_device->starget->hostdata) {
6606 starget = sas_device->starget;
6607 sas_target_priv_data = starget->hostdata;
6608 sas_target_priv_data->flags |=
6609 MPT_TARGET_FLAGS_RAID_COMPONENT;
6610 sas_device->volume_handle = volume_handle;
6611 sas_device->volume_wwid = volume_wwid;
6614 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
6618 /* hiding raid component */
6619 _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
6622 starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun);
6624 sas_device_put(sas_device);
6628 * _scsih_sas_pd_delete - delete pd component
6629 * @ioc: per adapter object
6630 * @element: IR config element data
6636 _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER *ioc,
6637 Mpi2EventIrConfigElement_t *element)
6639 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6641 _scsih_device_remove_by_handle(ioc, handle);
6645 * _scsih_sas_pd_add - remove pd component
6646 * @ioc: per adapter object
6647 * @element: IR config element data
6653 _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc,
6654 Mpi2EventIrConfigElement_t *element)
6656 struct _sas_device *sas_device;
6657 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
6658 Mpi2ConfigReply_t mpi_reply;
6659 Mpi2SasDevicePage0_t sas_device_pg0;
6664 set_bit(handle, ioc->pd_handles);
6666 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
6668 _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
6669 sas_device_put(sas_device);
6673 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
6674 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
6675 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6676 ioc->name, __FILE__, __LINE__, __func__);
6680 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
6681 MPI2_IOCSTATUS_MASK;
6682 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6683 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6684 ioc->name, __FILE__, __LINE__, __func__);
6688 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
6689 if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address))
6690 mpt3sas_transport_update_links(ioc, sas_address, handle,
6691 sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
6693 _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
6694 _scsih_add_device(ioc, handle, 0, 1);
6698 * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events
6699 * @ioc: per adapter object
6700 * @event_data: event data payload
6706 _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
6707 Mpi2EventDataIrConfigChangeList_t *event_data)
6709 Mpi2EventIrConfigElement_t *element;
6712 char *reason_str = NULL, *element_str = NULL;
6714 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
6716 pr_info(MPT3SAS_FMT "raid config change: (%s), elements(%d)\n",
6717 ioc->name, (le32_to_cpu(event_data->Flags) &
6718 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ?
6719 "foreign" : "native", event_data->NumElements);
6720 for (i = 0; i < event_data->NumElements; i++, element++) {
6721 switch (element->ReasonCode) {
6722 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
6725 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
6726 reason_str = "remove";
6728 case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE:
6729 reason_str = "no change";
6731 case MPI2_EVENT_IR_CHANGE_RC_HIDE:
6732 reason_str = "hide";
6734 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE:
6735 reason_str = "unhide";
6737 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
6738 reason_str = "volume_created";
6740 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
6741 reason_str = "volume_deleted";
6743 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
6744 reason_str = "pd_created";
6746 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
6747 reason_str = "pd_deleted";
6750 reason_str = "unknown reason";
6753 element_type = le16_to_cpu(element->ElementFlags) &
6754 MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK;
6755 switch (element_type) {
6756 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT:
6757 element_str = "volume";
6759 case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT:
6760 element_str = "phys disk";
6762 case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT:
6763 element_str = "hot spare";
6766 element_str = "unknown element";
6769 pr_info("\t(%s:%s), vol handle(0x%04x), " \
6770 "pd handle(0x%04x), pd num(0x%02x)\n", element_str,
6771 reason_str, le16_to_cpu(element->VolDevHandle),
6772 le16_to_cpu(element->PhysDiskDevHandle),
6773 element->PhysDiskNum);
6778 * _scsih_sas_ir_config_change_event - handle ir configuration change events
6779 * @ioc: per adapter object
6780 * @fw_event: The fw_event_work object
6786 _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc,
6787 struct fw_event_work *fw_event)
6789 Mpi2EventIrConfigElement_t *element;
6792 Mpi2EventDataIrConfigChangeList_t *event_data =
6793 (Mpi2EventDataIrConfigChangeList_t *)
6794 fw_event->event_data;
6796 if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) &&
6797 (!ioc->hide_ir_msg))
6798 _scsih_sas_ir_config_change_event_debug(ioc, event_data);
6800 foreign_config = (le32_to_cpu(event_data->Flags) &
6801 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
6803 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
6804 if (ioc->shost_recovery &&
6805 ioc->hba_mpi_version_belonged != MPI2_VERSION) {
6806 for (i = 0; i < event_data->NumElements; i++, element++) {
6807 if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_HIDE)
6808 _scsih_ir_fastpath(ioc,
6809 le16_to_cpu(element->PhysDiskDevHandle),
6810 element->PhysDiskNum);
6815 for (i = 0; i < event_data->NumElements; i++, element++) {
6817 switch (element->ReasonCode) {
6818 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
6819 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
6820 if (!foreign_config)
6821 _scsih_sas_volume_add(ioc, element);
6823 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
6824 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
6825 if (!foreign_config)
6826 _scsih_sas_volume_delete(ioc,
6827 le16_to_cpu(element->VolDevHandle));
6829 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
6830 if (!ioc->is_warpdrive)
6831 _scsih_sas_pd_hide(ioc, element);
6833 case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
6834 if (!ioc->is_warpdrive)
6835 _scsih_sas_pd_expose(ioc, element);
6837 case MPI2_EVENT_IR_CHANGE_RC_HIDE:
6838 if (!ioc->is_warpdrive)
6839 _scsih_sas_pd_add(ioc, element);
6841 case MPI2_EVENT_IR_CHANGE_RC_UNHIDE:
6842 if (!ioc->is_warpdrive)
6843 _scsih_sas_pd_delete(ioc, element);
6850 * _scsih_sas_ir_volume_event - IR volume event
6851 * @ioc: per adapter object
6852 * @fw_event: The fw_event_work object
6858 _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc,
6859 struct fw_event_work *fw_event)
6862 unsigned long flags;
6863 struct _raid_device *raid_device;
6867 Mpi2EventDataIrVolume_t *event_data =
6868 (Mpi2EventDataIrVolume_t *) fw_event->event_data;
6870 if (ioc->shost_recovery)
6873 if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED)
6876 handle = le16_to_cpu(event_data->VolDevHandle);
6877 state = le32_to_cpu(event_data->NewValue);
6878 if (!ioc->hide_ir_msg)
6879 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6880 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6881 ioc->name, __func__, handle,
6882 le32_to_cpu(event_data->PreviousValue), state));
6884 case MPI2_RAID_VOL_STATE_MISSING:
6885 case MPI2_RAID_VOL_STATE_FAILED:
6886 _scsih_sas_volume_delete(ioc, handle);
6889 case MPI2_RAID_VOL_STATE_ONLINE:
6890 case MPI2_RAID_VOL_STATE_DEGRADED:
6891 case MPI2_RAID_VOL_STATE_OPTIMAL:
6893 spin_lock_irqsave(&ioc->raid_device_lock, flags);
6894 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
6895 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
6900 mpt3sas_config_get_volume_wwid(ioc, handle, &wwid);
6903 "failure at %s:%d/%s()!\n", ioc->name,
6904 __FILE__, __LINE__, __func__);
6908 raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL);
6911 "failure at %s:%d/%s()!\n", ioc->name,
6912 __FILE__, __LINE__, __func__);
6916 raid_device->id = ioc->sas_id++;
6917 raid_device->channel = RAID_CHANNEL;
6918 raid_device->handle = handle;
6919 raid_device->wwid = wwid;
6920 _scsih_raid_device_add(ioc, raid_device);
6921 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
6922 raid_device->id, 0);
6924 _scsih_raid_device_remove(ioc, raid_device);
6927 case MPI2_RAID_VOL_STATE_INITIALIZING:
6934 * _scsih_sas_ir_physical_disk_event - PD event
6935 * @ioc: per adapter object
6936 * @fw_event: The fw_event_work object
6942 _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc,
6943 struct fw_event_work *fw_event)
6945 u16 handle, parent_handle;
6947 struct _sas_device *sas_device;
6948 Mpi2ConfigReply_t mpi_reply;
6949 Mpi2SasDevicePage0_t sas_device_pg0;
6951 Mpi2EventDataIrPhysicalDisk_t *event_data =
6952 (Mpi2EventDataIrPhysicalDisk_t *) fw_event->event_data;
6955 if (ioc->shost_recovery)
6958 if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED)
6961 handle = le16_to_cpu(event_data->PhysDiskDevHandle);
6962 state = le32_to_cpu(event_data->NewValue);
6964 if (!ioc->hide_ir_msg)
6965 dewtprintk(ioc, pr_info(MPT3SAS_FMT
6966 "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
6967 ioc->name, __func__, handle,
6968 le32_to_cpu(event_data->PreviousValue), state));
6971 case MPI2_RAID_PD_STATE_ONLINE:
6972 case MPI2_RAID_PD_STATE_DEGRADED:
6973 case MPI2_RAID_PD_STATE_REBUILDING:
6974 case MPI2_RAID_PD_STATE_OPTIMAL:
6975 case MPI2_RAID_PD_STATE_HOT_SPARE:
6977 if (!ioc->is_warpdrive)
6978 set_bit(handle, ioc->pd_handles);
6980 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
6982 sas_device_put(sas_device);
6986 if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
6987 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
6989 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6990 ioc->name, __FILE__, __LINE__, __func__);
6994 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
6995 MPI2_IOCSTATUS_MASK;
6996 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
6997 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
6998 ioc->name, __FILE__, __LINE__, __func__);
7002 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
7003 if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address))
7004 mpt3sas_transport_update_links(ioc, sas_address, handle,
7005 sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
7007 _scsih_add_device(ioc, handle, 0, 1);
7011 case MPI2_RAID_PD_STATE_OFFLINE:
7012 case MPI2_RAID_PD_STATE_NOT_CONFIGURED:
7013 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE:
7020 * _scsih_sas_ir_operation_status_event_debug - debug for IR op event
7021 * @ioc: per adapter object
7022 * @event_data: event data payload
7028 _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER *ioc,
7029 Mpi2EventDataIrOperationStatus_t *event_data)
7031 char *reason_str = NULL;
7033 switch (event_data->RAIDOperation) {
7034 case MPI2_EVENT_IR_RAIDOP_RESYNC:
7035 reason_str = "resync";
7037 case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION:
7038 reason_str = "online capacity expansion";
7040 case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK:
7041 reason_str = "consistency check";
7043 case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT:
7044 reason_str = "background init";
7046 case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT:
7047 reason_str = "make data consistent";
7054 pr_info(MPT3SAS_FMT "raid operational status: (%s)" \
7055 "\thandle(0x%04x), percent complete(%d)\n",
7056 ioc->name, reason_str,
7057 le16_to_cpu(event_data->VolDevHandle),
7058 event_data->PercentComplete);
7062 * _scsih_sas_ir_operation_status_event - handle RAID operation events
7063 * @ioc: per adapter object
7064 * @fw_event: The fw_event_work object
7070 _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER *ioc,
7071 struct fw_event_work *fw_event)
7073 Mpi2EventDataIrOperationStatus_t *event_data =
7074 (Mpi2EventDataIrOperationStatus_t *)
7075 fw_event->event_data;
7076 static struct _raid_device *raid_device;
7077 unsigned long flags;
7080 if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) &&
7081 (!ioc->hide_ir_msg))
7082 _scsih_sas_ir_operation_status_event_debug(ioc,
7085 /* code added for raid transport support */
7086 if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) {
7088 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7089 handle = le16_to_cpu(event_data->VolDevHandle);
7090 raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
7092 raid_device->percent_complete =
7093 event_data->PercentComplete;
7094 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7099 * _scsih_prep_device_scan - initialize parameters prior to device scan
7100 * @ioc: per adapter object
7102 * Set the deleted flag prior to device scan. If the device is found during
7103 * the scan, then we clear the deleted flag.
7106 _scsih_prep_device_scan(struct MPT3SAS_ADAPTER *ioc)
7108 struct MPT3SAS_DEVICE *sas_device_priv_data;
7109 struct scsi_device *sdev;
7111 shost_for_each_device(sdev, ioc->shost) {
7112 sas_device_priv_data = sdev->hostdata;
7113 if (sas_device_priv_data && sas_device_priv_data->sas_target)
7114 sas_device_priv_data->sas_target->deleted = 1;
7119 * _scsih_mark_responding_sas_device - mark a sas_devices as responding
7120 * @ioc: per adapter object
7121 * @sas_device_pg0: SAS Device page 0
7123 * After host reset, find out whether devices are still responding.
7124 * Used in _scsih_remove_unresponsive_sas_devices.
7129 _scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER *ioc,
7130 Mpi2SasDevicePage0_t *sas_device_pg0)
7132 struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
7133 struct scsi_target *starget;
7134 struct _sas_device *sas_device;
7135 unsigned long flags;
7137 spin_lock_irqsave(&ioc->sas_device_lock, flags);
7138 list_for_each_entry(sas_device, &ioc->sas_device_list, list) {
7139 if ((sas_device->sas_address == sas_device_pg0->SASAddress) &&
7140 (sas_device->slot == sas_device_pg0->Slot)) {
7141 sas_device->responding = 1;
7142 starget = sas_device->starget;
7143 if (starget && starget->hostdata) {
7144 sas_target_priv_data = starget->hostdata;
7145 sas_target_priv_data->tm_busy = 0;
7146 sas_target_priv_data->deleted = 0;
7148 sas_target_priv_data = NULL;
7150 starget_printk(KERN_INFO, starget,
7151 "handle(0x%04x), sas_addr(0x%016llx)\n",
7152 sas_device_pg0->DevHandle,
7153 (unsigned long long)
7154 sas_device->sas_address);
7156 if (sas_device->enclosure_handle != 0)
7157 starget_printk(KERN_INFO, starget,
7158 "enclosure logical id(0x%016llx),"
7160 (unsigned long long)
7161 sas_device->enclosure_logical_id,
7164 if (sas_device_pg0->Flags &
7165 MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
7166 sas_device->enclosure_level =
7167 sas_device_pg0->EnclosureLevel;
7168 memcpy(&sas_device->connector_name[0],
7169 &sas_device_pg0->ConnectorName[0], 4);
7171 sas_device->enclosure_level = 0;
7172 sas_device->connector_name[0] = '\0';
7175 if (sas_device->handle == sas_device_pg0->DevHandle)
7177 pr_info("\thandle changed from(0x%04x)!!!\n",
7178 sas_device->handle);
7179 sas_device->handle = sas_device_pg0->DevHandle;
7180 if (sas_target_priv_data)
7181 sas_target_priv_data->handle =
7182 sas_device_pg0->DevHandle;
7187 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
7191 * _scsih_search_responding_sas_devices -
7192 * @ioc: per adapter object
7194 * After host reset, find out whether devices are still responding.
7200 _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
7202 Mpi2SasDevicePage0_t sas_device_pg0;
7203 Mpi2ConfigReply_t mpi_reply;
7208 pr_info(MPT3SAS_FMT "search for end-devices: start\n", ioc->name);
7210 if (list_empty(&ioc->sas_device_list))
7214 while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
7215 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE,
7217 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7218 MPI2_IOCSTATUS_MASK;
7219 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7221 handle = sas_device_pg0.DevHandle =
7222 le16_to_cpu(sas_device_pg0.DevHandle);
7223 device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
7224 if (!(_scsih_is_end_device(device_info)))
7226 sas_device_pg0.SASAddress =
7227 le64_to_cpu(sas_device_pg0.SASAddress);
7228 sas_device_pg0.Slot = le16_to_cpu(sas_device_pg0.Slot);
7229 sas_device_pg0.Flags = le16_to_cpu(sas_device_pg0.Flags);
7230 _scsih_mark_responding_sas_device(ioc, &sas_device_pg0);
7234 pr_info(MPT3SAS_FMT "search for end-devices: complete\n",
7239 * _scsih_mark_responding_raid_device - mark a raid_device as responding
7240 * @ioc: per adapter object
7241 * @wwid: world wide identifier for raid volume
7242 * @handle: device handle
7244 * After host reset, find out whether devices are still responding.
7245 * Used in _scsih_remove_unresponsive_raid_devices.
7250 _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid,
7253 struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
7254 struct scsi_target *starget;
7255 struct _raid_device *raid_device;
7256 unsigned long flags;
7258 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7259 list_for_each_entry(raid_device, &ioc->raid_device_list, list) {
7260 if (raid_device->wwid == wwid && raid_device->starget) {
7261 starget = raid_device->starget;
7262 if (starget && starget->hostdata) {
7263 sas_target_priv_data = starget->hostdata;
7264 sas_target_priv_data->deleted = 0;
7266 sas_target_priv_data = NULL;
7267 raid_device->responding = 1;
7268 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7269 starget_printk(KERN_INFO, raid_device->starget,
7270 "handle(0x%04x), wwid(0x%016llx)\n", handle,
7271 (unsigned long long)raid_device->wwid);
7274 * WARPDRIVE: The handles of the PDs might have changed
7275 * across the host reset so re-initialize the
7276 * required data for Direct IO
7278 mpt3sas_init_warpdrive_properties(ioc, raid_device);
7279 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7280 if (raid_device->handle == handle) {
7281 spin_unlock_irqrestore(&ioc->raid_device_lock,
7285 pr_info("\thandle changed from(0x%04x)!!!\n",
7286 raid_device->handle);
7287 raid_device->handle = handle;
7288 if (sas_target_priv_data)
7289 sas_target_priv_data->handle = handle;
7290 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7294 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7298 * _scsih_search_responding_raid_devices -
7299 * @ioc: per adapter object
7301 * After host reset, find out whether devices are still responding.
7307 _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc)
7309 Mpi2RaidVolPage1_t volume_pg1;
7310 Mpi2RaidVolPage0_t volume_pg0;
7311 Mpi2RaidPhysDiskPage0_t pd_pg0;
7312 Mpi2ConfigReply_t mpi_reply;
7317 if (!ioc->ir_firmware)
7320 pr_info(MPT3SAS_FMT "search for raid volumes: start\n",
7323 if (list_empty(&ioc->raid_device_list))
7327 while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
7328 &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) {
7329 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7330 MPI2_IOCSTATUS_MASK;
7331 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7333 handle = le16_to_cpu(volume_pg1.DevHandle);
7335 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply,
7336 &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
7337 sizeof(Mpi2RaidVolPage0_t)))
7340 if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL ||
7341 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE ||
7342 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED)
7343 _scsih_mark_responding_raid_device(ioc,
7344 le64_to_cpu(volume_pg1.WWID), handle);
7347 /* refresh the pd_handles */
7348 if (!ioc->is_warpdrive) {
7349 phys_disk_num = 0xFF;
7350 memset(ioc->pd_handles, 0, ioc->pd_handles_sz);
7351 while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
7352 &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM,
7354 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7355 MPI2_IOCSTATUS_MASK;
7356 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7358 phys_disk_num = pd_pg0.PhysDiskNum;
7359 handle = le16_to_cpu(pd_pg0.DevHandle);
7360 set_bit(handle, ioc->pd_handles);
7364 pr_info(MPT3SAS_FMT "search for responding raid volumes: complete\n",
7369 * _scsih_mark_responding_expander - mark a expander as responding
7370 * @ioc: per adapter object
7371 * @sas_address: sas address
7374 * After host reset, find out whether devices are still responding.
7375 * Used in _scsih_remove_unresponsive_expanders.
7380 _scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
7383 struct _sas_node *sas_expander;
7384 unsigned long flags;
7387 spin_lock_irqsave(&ioc->sas_node_lock, flags);
7388 list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
7389 if (sas_expander->sas_address != sas_address)
7391 sas_expander->responding = 1;
7392 if (sas_expander->handle == handle)
7394 pr_info("\texpander(0x%016llx): handle changed" \
7395 " from(0x%04x) to (0x%04x)!!!\n",
7396 (unsigned long long)sas_expander->sas_address,
7397 sas_expander->handle, handle);
7398 sas_expander->handle = handle;
7399 for (i = 0 ; i < sas_expander->num_phys ; i++)
7400 sas_expander->phy[i].handle = handle;
7404 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
7408 * _scsih_search_responding_expanders -
7409 * @ioc: per adapter object
7411 * After host reset, find out whether devices are still responding.
7417 _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc)
7419 Mpi2ExpanderPage0_t expander_pg0;
7420 Mpi2ConfigReply_t mpi_reply;
7425 pr_info(MPT3SAS_FMT "search for expanders: start\n", ioc->name);
7427 if (list_empty(&ioc->sas_expander_list))
7431 while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
7432 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) {
7434 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7435 MPI2_IOCSTATUS_MASK;
7436 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
7439 handle = le16_to_cpu(expander_pg0.DevHandle);
7440 sas_address = le64_to_cpu(expander_pg0.SASAddress);
7441 pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n",
7443 (unsigned long long)sas_address);
7444 _scsih_mark_responding_expander(ioc, sas_address, handle);
7448 pr_info(MPT3SAS_FMT "search for expanders: complete\n", ioc->name);
7452 * _scsih_remove_unresponding_sas_devices - removing unresponding devices
7453 * @ioc: per adapter object
7458 _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
7460 struct _sas_device *sas_device, *sas_device_next;
7461 struct _sas_node *sas_expander, *sas_expander_next;
7462 struct _raid_device *raid_device, *raid_device_next;
7463 struct list_head tmp_list;
7464 unsigned long flags;
7467 pr_info(MPT3SAS_FMT "removing unresponding devices: start\n",
7470 /* removing unresponding end devices */
7471 pr_info(MPT3SAS_FMT "removing unresponding devices: end-devices\n",
7474 * Iterate, pulling off devices marked as non-responding. We become the
7475 * owner for the reference the list had on any object we prune.
7477 spin_lock_irqsave(&ioc->sas_device_lock, flags);
7478 list_for_each_entry_safe(sas_device, sas_device_next,
7479 &ioc->sas_device_list, list) {
7480 if (!sas_device->responding)
7481 list_move_tail(&sas_device->list, &head);
7483 sas_device->responding = 0;
7485 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
7488 * Now, uninitialize and remove the unresponding devices we pruned.
7490 list_for_each_entry_safe(sas_device, sas_device_next, &head, list) {
7491 _scsih_remove_device(ioc, sas_device);
7492 list_del_init(&sas_device->list);
7493 sas_device_put(sas_device);
7496 /* removing unresponding volumes */
7497 if (ioc->ir_firmware) {
7498 pr_info(MPT3SAS_FMT "removing unresponding devices: volumes\n",
7500 list_for_each_entry_safe(raid_device, raid_device_next,
7501 &ioc->raid_device_list, list) {
7502 if (!raid_device->responding)
7503 _scsih_sas_volume_delete(ioc,
7504 raid_device->handle);
7506 raid_device->responding = 0;
7510 /* removing unresponding expanders */
7511 pr_info(MPT3SAS_FMT "removing unresponding devices: expanders\n",
7513 spin_lock_irqsave(&ioc->sas_node_lock, flags);
7514 INIT_LIST_HEAD(&tmp_list);
7515 list_for_each_entry_safe(sas_expander, sas_expander_next,
7516 &ioc->sas_expander_list, list) {
7517 if (!sas_expander->responding)
7518 list_move_tail(&sas_expander->list, &tmp_list);
7520 sas_expander->responding = 0;
7522 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
7523 list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list,
7525 list_del(&sas_expander->list);
7526 _scsih_expander_node_remove(ioc, sas_expander);
7529 pr_info(MPT3SAS_FMT "removing unresponding devices: complete\n",
7532 /* unblock devices */
7533 _scsih_ublock_io_all_device(ioc);
7537 _scsih_refresh_expander_links(struct MPT3SAS_ADAPTER *ioc,
7538 struct _sas_node *sas_expander, u16 handle)
7540 Mpi2ExpanderPage1_t expander_pg1;
7541 Mpi2ConfigReply_t mpi_reply;
7544 for (i = 0 ; i < sas_expander->num_phys ; i++) {
7545 if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply,
7546 &expander_pg1, i, handle))) {
7547 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
7548 ioc->name, __FILE__, __LINE__, __func__);
7552 mpt3sas_transport_update_links(ioc, sas_expander->sas_address,
7553 le16_to_cpu(expander_pg1.AttachedDevHandle), i,
7554 expander_pg1.NegotiatedLinkRate >> 4);
7559 * _scsih_scan_for_devices_after_reset - scan for devices after host reset
7560 * @ioc: per adapter object
7565 _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc)
7567 Mpi2ExpanderPage0_t expander_pg0;
7568 Mpi2SasDevicePage0_t sas_device_pg0;
7569 Mpi2RaidVolPage1_t volume_pg1;
7570 Mpi2RaidVolPage0_t volume_pg0;
7571 Mpi2RaidPhysDiskPage0_t pd_pg0;
7572 Mpi2EventIrConfigElement_t element;
7573 Mpi2ConfigReply_t mpi_reply;
7576 u16 handle, parent_handle;
7578 struct _sas_device *sas_device;
7579 struct _sas_node *expander_device;
7580 static struct _raid_device *raid_device;
7582 unsigned long flags;
7584 pr_info(MPT3SAS_FMT "scan devices: start\n", ioc->name);
7586 _scsih_sas_host_refresh(ioc);
7588 pr_info(MPT3SAS_FMT "\tscan devices: expanders start\n", ioc->name);
7592 while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
7593 MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) {
7594 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7595 MPI2_IOCSTATUS_MASK;
7596 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7597 pr_info(MPT3SAS_FMT "\tbreak from expander scan: " \
7598 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7599 ioc->name, ioc_status,
7600 le32_to_cpu(mpi_reply.IOCLogInfo));
7603 handle = le16_to_cpu(expander_pg0.DevHandle);
7604 spin_lock_irqsave(&ioc->sas_node_lock, flags);
7605 expander_device = mpt3sas_scsih_expander_find_by_sas_address(
7606 ioc, le64_to_cpu(expander_pg0.SASAddress));
7607 spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
7608 if (expander_device)
7609 _scsih_refresh_expander_links(ioc, expander_device,
7612 pr_info(MPT3SAS_FMT "\tBEFORE adding expander: " \
7613 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7614 handle, (unsigned long long)
7615 le64_to_cpu(expander_pg0.SASAddress));
7616 _scsih_expander_add(ioc, handle);
7617 pr_info(MPT3SAS_FMT "\tAFTER adding expander: " \
7618 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7619 handle, (unsigned long long)
7620 le64_to_cpu(expander_pg0.SASAddress));
7624 pr_info(MPT3SAS_FMT "\tscan devices: expanders complete\n",
7627 if (!ioc->ir_firmware)
7630 pr_info(MPT3SAS_FMT "\tscan devices: phys disk start\n", ioc->name);
7633 phys_disk_num = 0xFF;
7634 while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
7635 &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM,
7637 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7638 MPI2_IOCSTATUS_MASK;
7639 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7640 pr_info(MPT3SAS_FMT "\tbreak from phys disk scan: "\
7641 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7642 ioc->name, ioc_status,
7643 le32_to_cpu(mpi_reply.IOCLogInfo));
7646 phys_disk_num = pd_pg0.PhysDiskNum;
7647 handle = le16_to_cpu(pd_pg0.DevHandle);
7648 sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
7650 sas_device_put(sas_device);
7653 if (mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
7654 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
7657 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7658 MPI2_IOCSTATUS_MASK;
7659 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7660 pr_info(MPT3SAS_FMT "\tbreak from phys disk scan " \
7661 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7662 ioc->name, ioc_status,
7663 le32_to_cpu(mpi_reply.IOCLogInfo));
7666 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
7667 if (!_scsih_get_sas_address(ioc, parent_handle,
7669 pr_info(MPT3SAS_FMT "\tBEFORE adding phys disk: " \
7670 " handle (0x%04x), sas_addr(0x%016llx)\n",
7671 ioc->name, handle, (unsigned long long)
7672 le64_to_cpu(sas_device_pg0.SASAddress));
7673 mpt3sas_transport_update_links(ioc, sas_address,
7674 handle, sas_device_pg0.PhyNum,
7675 MPI2_SAS_NEG_LINK_RATE_1_5);
7676 set_bit(handle, ioc->pd_handles);
7678 /* This will retry adding the end device.
7679 * _scsih_add_device() will decide on retries and
7680 * return "1" when it should be retried
7682 while (_scsih_add_device(ioc, handle, retry_count++,
7686 pr_info(MPT3SAS_FMT "\tAFTER adding phys disk: " \
7687 " handle (0x%04x), sas_addr(0x%016llx)\n",
7688 ioc->name, handle, (unsigned long long)
7689 le64_to_cpu(sas_device_pg0.SASAddress));
7693 pr_info(MPT3SAS_FMT "\tscan devices: phys disk complete\n",
7696 pr_info(MPT3SAS_FMT "\tscan devices: volumes start\n", ioc->name);
7700 while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
7701 &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) {
7702 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7703 MPI2_IOCSTATUS_MASK;
7704 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7705 pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \
7706 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7707 ioc->name, ioc_status,
7708 le32_to_cpu(mpi_reply.IOCLogInfo));
7711 handle = le16_to_cpu(volume_pg1.DevHandle);
7712 spin_lock_irqsave(&ioc->raid_device_lock, flags);
7713 raid_device = _scsih_raid_device_find_by_wwid(ioc,
7714 le64_to_cpu(volume_pg1.WWID));
7715 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
7718 if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply,
7719 &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
7720 sizeof(Mpi2RaidVolPage0_t)))
7722 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7723 MPI2_IOCSTATUS_MASK;
7724 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7725 pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \
7726 "ioc_status(0x%04x), loginfo(0x%08x)\n",
7727 ioc->name, ioc_status,
7728 le32_to_cpu(mpi_reply.IOCLogInfo));
7731 if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL ||
7732 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE ||
7733 volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) {
7734 memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t));
7735 element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED;
7736 element.VolDevHandle = volume_pg1.DevHandle;
7738 "\tBEFORE adding volume: handle (0x%04x)\n",
7739 ioc->name, volume_pg1.DevHandle);
7740 _scsih_sas_volume_add(ioc, &element);
7742 "\tAFTER adding volume: handle (0x%04x)\n",
7743 ioc->name, volume_pg1.DevHandle);
7747 pr_info(MPT3SAS_FMT "\tscan devices: volumes complete\n",
7752 pr_info(MPT3SAS_FMT "\tscan devices: end devices start\n",
7757 while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
7758 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE,
7760 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
7761 MPI2_IOCSTATUS_MASK;
7762 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
7763 pr_info(MPT3SAS_FMT "\tbreak from end device scan:"\
7764 " ioc_status(0x%04x), loginfo(0x%08x)\n",
7765 ioc->name, ioc_status,
7766 le32_to_cpu(mpi_reply.IOCLogInfo));
7769 handle = le16_to_cpu(sas_device_pg0.DevHandle);
7770 if (!(_scsih_is_end_device(
7771 le32_to_cpu(sas_device_pg0.DeviceInfo))))
7773 sas_device = mpt3sas_get_sdev_by_addr(ioc,
7774 le64_to_cpu(sas_device_pg0.SASAddress));
7776 sas_device_put(sas_device);
7779 parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
7780 if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) {
7781 pr_info(MPT3SAS_FMT "\tBEFORE adding end device: " \
7782 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7783 handle, (unsigned long long)
7784 le64_to_cpu(sas_device_pg0.SASAddress));
7785 mpt3sas_transport_update_links(ioc, sas_address, handle,
7786 sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
7788 /* This will retry adding the end device.
7789 * _scsih_add_device() will decide on retries and
7790 * return "1" when it should be retried
7792 while (_scsih_add_device(ioc, handle, retry_count++,
7796 pr_info(MPT3SAS_FMT "\tAFTER adding end device: " \
7797 "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name,
7798 handle, (unsigned long long)
7799 le64_to_cpu(sas_device_pg0.SASAddress));
7802 pr_info(MPT3SAS_FMT "\tscan devices: end devices complete\n",
7805 pr_info(MPT3SAS_FMT "scan devices: complete\n", ioc->name);
7808 * mpt3sas_scsih_reset_handler - reset callback handler (for scsih)
7809 * @ioc: per adapter object
7810 * @reset_phase: phase
7812 * The handler for doing any required cleanup or initialization.
7814 * The reset phase can be MPT3_IOC_PRE_RESET, MPT3_IOC_AFTER_RESET,
7815 * MPT3_IOC_DONE_RESET
7820 mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase)
7822 switch (reset_phase) {
7823 case MPT3_IOC_PRE_RESET:
7824 dtmprintk(ioc, pr_info(MPT3SAS_FMT
7825 "%s: MPT3_IOC_PRE_RESET\n", ioc->name, __func__));
7827 case MPT3_IOC_AFTER_RESET:
7828 dtmprintk(ioc, pr_info(MPT3SAS_FMT
7829 "%s: MPT3_IOC_AFTER_RESET\n", ioc->name, __func__));
7830 if (ioc->scsih_cmds.status & MPT3_CMD_PENDING) {
7831 ioc->scsih_cmds.status |= MPT3_CMD_RESET;
7832 mpt3sas_base_free_smid(ioc, ioc->scsih_cmds.smid);
7833 complete(&ioc->scsih_cmds.done);
7835 if (ioc->tm_cmds.status & MPT3_CMD_PENDING) {
7836 ioc->tm_cmds.status |= MPT3_CMD_RESET;
7837 mpt3sas_base_free_smid(ioc, ioc->tm_cmds.smid);
7838 complete(&ioc->tm_cmds.done);
7841 memset(ioc->pend_os_device_add, 0, ioc->pend_os_device_add_sz);
7842 memset(ioc->device_remove_in_progress, 0,
7843 ioc->device_remove_in_progress_sz);
7844 _scsih_fw_event_cleanup_queue(ioc);
7845 _scsih_flush_running_cmds(ioc);
7847 case MPT3_IOC_DONE_RESET:
7848 dtmprintk(ioc, pr_info(MPT3SAS_FMT
7849 "%s: MPT3_IOC_DONE_RESET\n", ioc->name, __func__));
7850 if ((!ioc->is_driver_loading) && !(disable_discovery > 0 &&
7851 !ioc->sas_hba.num_phys)) {
7852 _scsih_prep_device_scan(ioc);
7853 _scsih_search_responding_sas_devices(ioc);
7854 _scsih_search_responding_raid_devices(ioc);
7855 _scsih_search_responding_expanders(ioc);
7856 _scsih_error_recovery_delete_devices(ioc);
7863 * _mpt3sas_fw_work - delayed task for processing firmware events
7864 * @ioc: per adapter object
7865 * @fw_event: The fw_event_work object
7871 _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
7873 _scsih_fw_event_del_from_list(ioc, fw_event);
7875 /* the queue is being flushed so ignore this event */
7876 if (ioc->remove_host || ioc->pci_error_recovery) {
7877 fw_event_work_put(fw_event);
7881 switch (fw_event->event) {
7882 case MPT3SAS_PROCESS_TRIGGER_DIAG:
7883 mpt3sas_process_trigger_data(ioc,
7884 (struct SL_WH_TRIGGERS_EVENT_DATA_T *)
7885 fw_event->event_data);
7887 case MPT3SAS_REMOVE_UNRESPONDING_DEVICES:
7888 while (scsi_host_in_recovery(ioc->shost) ||
7889 ioc->shost_recovery) {
7891 * If we're unloading, bail. Otherwise, this can become
7894 if (ioc->remove_host)
7898 _scsih_remove_unresponding_sas_devices(ioc);
7899 _scsih_scan_for_devices_after_reset(ioc);
7901 case MPT3SAS_PORT_ENABLE_COMPLETE:
7902 ioc->start_scan = 0;
7903 if (missing_delay[0] != -1 && missing_delay[1] != -1)
7904 mpt3sas_base_update_missing_delay(ioc, missing_delay[0],
7906 dewtprintk(ioc, pr_info(MPT3SAS_FMT
7907 "port enable: complete from worker thread\n",
7910 case MPT3SAS_TURN_ON_PFA_LED:
7911 _scsih_turn_on_pfa_led(ioc, fw_event->device_handle);
7913 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
7914 _scsih_sas_topology_change_event(ioc, fw_event);
7916 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
7917 _scsih_sas_device_status_change_event(ioc, fw_event);
7919 case MPI2_EVENT_SAS_DISCOVERY:
7920 _scsih_sas_discovery_event(ioc, fw_event);
7922 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
7923 _scsih_sas_broadcast_primitive_event(ioc, fw_event);
7925 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
7926 _scsih_sas_enclosure_dev_status_change_event(ioc,
7929 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
7930 _scsih_sas_ir_config_change_event(ioc, fw_event);
7932 case MPI2_EVENT_IR_VOLUME:
7933 _scsih_sas_ir_volume_event(ioc, fw_event);
7935 case MPI2_EVENT_IR_PHYSICAL_DISK:
7936 _scsih_sas_ir_physical_disk_event(ioc, fw_event);
7938 case MPI2_EVENT_IR_OPERATION_STATUS:
7939 _scsih_sas_ir_operation_status_event(ioc, fw_event);
7943 fw_event_work_put(fw_event);
7947 * _firmware_event_work
7948 * @ioc: per adapter object
7949 * @work: The fw_event_work object
7952 * wrappers for the work thread handling firmware events
7958 _firmware_event_work(struct work_struct *work)
7960 struct fw_event_work *fw_event = container_of(work,
7961 struct fw_event_work, work);
7963 _mpt3sas_fw_work(fw_event->ioc, fw_event);
7967 * mpt3sas_scsih_event_callback - firmware event handler (called at ISR time)
7968 * @ioc: per adapter object
7969 * @msix_index: MSIX table index supplied by the OS
7970 * @reply: reply message frame(lower 32bit addr)
7971 * Context: interrupt.
7973 * This function merely adds a new work task into ioc->firmware_event_thread.
7974 * The tasks are worked from _firmware_event_work in user context.
7976 * Return 1 meaning mf should be freed from _base_interrupt
7977 * 0 means the mf is freed from this function.
7980 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
7983 struct fw_event_work *fw_event;
7984 Mpi2EventNotificationReply_t *mpi_reply;
7987 Mpi26EventDataActiveCableExcept_t *ActiveCableEventData;
7989 /* events turned off due to host reset or driver unloading */
7990 if (ioc->remove_host || ioc->pci_error_recovery)
7993 mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
7995 if (unlikely(!mpi_reply)) {
7996 pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n",
7997 ioc->name, __FILE__, __LINE__, __func__);
8001 event = le16_to_cpu(mpi_reply->Event);
8003 if (event != MPI2_EVENT_LOG_ENTRY_ADDED)
8004 mpt3sas_trigger_event(ioc, event, 0);
8008 case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
8010 Mpi2EventDataSasBroadcastPrimitive_t *baen_data =
8011 (Mpi2EventDataSasBroadcastPrimitive_t *)
8012 mpi_reply->EventData;
8014 if (baen_data->Primitive !=
8015 MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT)
8018 if (ioc->broadcast_aen_busy) {
8019 ioc->broadcast_aen_pending++;
8022 ioc->broadcast_aen_busy = 1;
8026 case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
8027 _scsih_check_topo_delete_events(ioc,
8028 (Mpi2EventDataSasTopologyChangeList_t *)
8029 mpi_reply->EventData);
8031 case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
8032 _scsih_check_ir_config_unhide_events(ioc,
8033 (Mpi2EventDataIrConfigChangeList_t *)
8034 mpi_reply->EventData);
8036 case MPI2_EVENT_IR_VOLUME:
8037 _scsih_check_volume_delete_events(ioc,
8038 (Mpi2EventDataIrVolume_t *)
8039 mpi_reply->EventData);
8041 case MPI2_EVENT_LOG_ENTRY_ADDED:
8043 Mpi2EventDataLogEntryAdded_t *log_entry;
8046 if (!ioc->is_warpdrive)
8049 log_entry = (Mpi2EventDataLogEntryAdded_t *)
8050 mpi_reply->EventData;
8051 log_code = (u32 *)log_entry->LogData;
8053 if (le16_to_cpu(log_entry->LogEntryQualifier)
8054 != MPT2_WARPDRIVE_LOGENTRY)
8057 switch (le32_to_cpu(*log_code)) {
8058 case MPT2_WARPDRIVE_LC_SSDT:
8059 pr_warn(MPT3SAS_FMT "WarpDrive Warning: "
8060 "IO Throttling has occurred in the WarpDrive "
8061 "subsystem. Check WarpDrive documentation for "
8062 "additional details.\n", ioc->name);
8064 case MPT2_WARPDRIVE_LC_SSDLW:
8065 pr_warn(MPT3SAS_FMT "WarpDrive Warning: "
8066 "Program/Erase Cycles for the WarpDrive subsystem "
8067 "in degraded range. Check WarpDrive documentation "
8068 "for additional details.\n", ioc->name);
8070 case MPT2_WARPDRIVE_LC_SSDLF:
8071 pr_err(MPT3SAS_FMT "WarpDrive Fatal Error: "
8072 "There are no Program/Erase Cycles for the "
8073 "WarpDrive subsystem. The storage device will be "
8074 "in read-only mode. Check WarpDrive documentation "
8075 "for additional details.\n", ioc->name);
8077 case MPT2_WARPDRIVE_LC_BRMF:
8078 pr_err(MPT3SAS_FMT "WarpDrive Fatal Error: "
8079 "The Backup Rail Monitor has failed on the "
8080 "WarpDrive subsystem. Check WarpDrive "
8081 "documentation for additional details.\n",
8088 case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
8089 case MPI2_EVENT_IR_OPERATION_STATUS:
8090 case MPI2_EVENT_SAS_DISCOVERY:
8091 case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
8092 case MPI2_EVENT_IR_PHYSICAL_DISK:
8095 case MPI2_EVENT_TEMP_THRESHOLD:
8096 _scsih_temp_threshold_events(ioc,
8097 (Mpi2EventDataTemperature_t *)
8098 mpi_reply->EventData);
8100 case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION:
8101 ActiveCableEventData =
8102 (Mpi26EventDataActiveCableExcept_t *) mpi_reply->EventData;
8103 switch (ActiveCableEventData->ReasonCode) {
8104 case MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER:
8105 pr_notice(MPT3SAS_FMT "Receptacle ID %d: This active cable"
8106 " requires %d mW of power\n", ioc->name,
8107 ActiveCableEventData->ReceptacleID,
8108 ActiveCableEventData->ActiveCablePowerRequirement);
8109 pr_notice(MPT3SAS_FMT "Receptacle ID %d: Devices connected"
8110 " to this active cable will not be seen\n",
8111 ioc->name, ActiveCableEventData->ReceptacleID);
8114 case MPI26_EVENT_ACTIVE_CABLE_DEGRADED:
8115 pr_notice(MPT3SAS_FMT "ReceptacleID %d: This cable",
8116 ioc->name, ActiveCableEventData->ReceptacleID);
8117 pr_notice(" is not running at an optimal speed(12 Gb/s)\n");
8123 default: /* ignore the rest */
8127 sz = le16_to_cpu(mpi_reply->EventDataLength) * 4;
8128 fw_event = alloc_fw_event_work(sz);
8130 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
8131 ioc->name, __FILE__, __LINE__, __func__);
8135 memcpy(fw_event->event_data, mpi_reply->EventData, sz);
8136 fw_event->ioc = ioc;
8137 fw_event->VF_ID = mpi_reply->VF_ID;
8138 fw_event->VP_ID = mpi_reply->VP_ID;
8139 fw_event->event = event;
8140 _scsih_fw_event_add(ioc, fw_event);
8141 fw_event_work_put(fw_event);
8146 * _scsih_expander_node_remove - removing expander device from list.
8147 * @ioc: per adapter object
8148 * @sas_expander: the sas_device object
8149 * Context: Calling function should acquire ioc->sas_node_lock.
8151 * Removing object and freeing associated memory from the
8152 * ioc->sas_expander_list.
8157 _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
8158 struct _sas_node *sas_expander)
8160 struct _sas_port *mpt3sas_port, *next;
8162 /* remove sibling ports attached to this expander */
8163 list_for_each_entry_safe(mpt3sas_port, next,
8164 &sas_expander->sas_port_list, port_list) {
8165 if (ioc->shost_recovery)
8167 if (mpt3sas_port->remote_identify.device_type ==
8169 mpt3sas_device_remove_by_sas_address(ioc,
8170 mpt3sas_port->remote_identify.sas_address);
8171 else if (mpt3sas_port->remote_identify.device_type ==
8172 SAS_EDGE_EXPANDER_DEVICE ||
8173 mpt3sas_port->remote_identify.device_type ==
8174 SAS_FANOUT_EXPANDER_DEVICE)
8175 mpt3sas_expander_remove(ioc,
8176 mpt3sas_port->remote_identify.sas_address);
8179 mpt3sas_transport_port_remove(ioc, sas_expander->sas_address,
8180 sas_expander->sas_address_parent);
8183 "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n",
8185 sas_expander->handle, (unsigned long long)
8186 sas_expander->sas_address);
8188 kfree(sas_expander->phy);
8189 kfree(sas_expander);
8193 * _scsih_ir_shutdown - IR shutdown notification
8194 * @ioc: per adapter object
8196 * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that
8197 * the host system is shutting down.
8202 _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc)
8204 Mpi2RaidActionRequest_t *mpi_request;
8205 Mpi2RaidActionReply_t *mpi_reply;
8208 /* is IR firmware build loaded ? */
8209 if (!ioc->ir_firmware)
8212 /* are there any volumes ? */
8213 if (list_empty(&ioc->raid_device_list))
8216 mutex_lock(&ioc->scsih_cmds.mutex);
8218 if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) {
8219 pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n",
8220 ioc->name, __func__);
8223 ioc->scsih_cmds.status = MPT3_CMD_PENDING;
8225 smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx);
8227 pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n",
8228 ioc->name, __func__);
8229 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
8233 mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
8234 ioc->scsih_cmds.smid = smid;
8235 memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t));
8237 mpi_request->Function = MPI2_FUNCTION_RAID_ACTION;
8238 mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED;
8240 if (!ioc->hide_ir_msg)
8241 pr_info(MPT3SAS_FMT "IR shutdown (sending)\n", ioc->name);
8242 init_completion(&ioc->scsih_cmds.done);
8243 ioc->put_smid_default(ioc, smid);
8244 wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
8246 if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) {
8247 pr_err(MPT3SAS_FMT "%s: timeout\n",
8248 ioc->name, __func__);
8252 if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) {
8253 mpi_reply = ioc->scsih_cmds.reply;
8254 if (!ioc->hide_ir_msg)
8255 pr_info(MPT3SAS_FMT "IR shutdown "
8256 "(complete): ioc_status(0x%04x), loginfo(0x%08x)\n",
8257 ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
8258 le32_to_cpu(mpi_reply->IOCLogInfo));
8262 ioc->scsih_cmds.status = MPT3_CMD_NOT_USED;
8263 mutex_unlock(&ioc->scsih_cmds.mutex);
8267 * scsih_remove - detach and remove add host
8268 * @pdev: PCI device struct
8270 * Routine called when unloading the driver.
8273 static void scsih_remove(struct pci_dev *pdev)
8275 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8276 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8277 struct _sas_port *mpt3sas_port, *next_port;
8278 struct _raid_device *raid_device, *next;
8279 struct MPT3SAS_TARGET *sas_target_priv_data;
8280 struct workqueue_struct *wq;
8281 unsigned long flags;
8283 ioc->remove_host = 1;
8285 if (!pci_device_is_present(pdev))
8286 _scsih_flush_running_cmds(ioc);
8288 _scsih_fw_event_cleanup_queue(ioc);
8290 spin_lock_irqsave(&ioc->fw_event_lock, flags);
8291 wq = ioc->firmware_event_thread;
8292 ioc->firmware_event_thread = NULL;
8293 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
8295 destroy_workqueue(wq);
8297 /* release all the volumes */
8298 _scsih_ir_shutdown(ioc);
8299 sas_remove_host(shost);
8300 list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list,
8302 if (raid_device->starget) {
8303 sas_target_priv_data =
8304 raid_device->starget->hostdata;
8305 sas_target_priv_data->deleted = 1;
8306 scsi_remove_target(&raid_device->starget->dev);
8308 pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n",
8309 ioc->name, raid_device->handle,
8310 (unsigned long long) raid_device->wwid);
8311 _scsih_raid_device_remove(ioc, raid_device);
8314 /* free ports attached to the sas_host */
8315 list_for_each_entry_safe(mpt3sas_port, next_port,
8316 &ioc->sas_hba.sas_port_list, port_list) {
8317 if (mpt3sas_port->remote_identify.device_type ==
8319 mpt3sas_device_remove_by_sas_address(ioc,
8320 mpt3sas_port->remote_identify.sas_address);
8321 else if (mpt3sas_port->remote_identify.device_type ==
8322 SAS_EDGE_EXPANDER_DEVICE ||
8323 mpt3sas_port->remote_identify.device_type ==
8324 SAS_FANOUT_EXPANDER_DEVICE)
8325 mpt3sas_expander_remove(ioc,
8326 mpt3sas_port->remote_identify.sas_address);
8329 /* free phys attached to the sas_host */
8330 if (ioc->sas_hba.num_phys) {
8331 kfree(ioc->sas_hba.phy);
8332 ioc->sas_hba.phy = NULL;
8333 ioc->sas_hba.num_phys = 0;
8336 mpt3sas_base_detach(ioc);
8337 spin_lock(&gioc_lock);
8338 list_del(&ioc->list);
8339 spin_unlock(&gioc_lock);
8340 scsi_host_put(shost);
8344 * scsih_shutdown - routine call during system shutdown
8345 * @pdev: PCI device struct
8350 scsih_shutdown(struct pci_dev *pdev)
8352 struct Scsi_Host *shost = pci_get_drvdata(pdev);
8353 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8354 struct workqueue_struct *wq;
8355 unsigned long flags;
8357 ioc->remove_host = 1;
8359 if (!pci_device_is_present(pdev))
8360 _scsih_flush_running_cmds(ioc);
8362 _scsih_fw_event_cleanup_queue(ioc);
8364 spin_lock_irqsave(&ioc->fw_event_lock, flags);
8365 wq = ioc->firmware_event_thread;
8366 ioc->firmware_event_thread = NULL;
8367 spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
8369 destroy_workqueue(wq);
8371 _scsih_ir_shutdown(ioc);
8372 mpt3sas_base_detach(ioc);
8377 * _scsih_probe_boot_devices - reports 1st device
8378 * @ioc: per adapter object
8380 * If specified in bios page 2, this routine reports the 1st
8381 * device scsi-ml or sas transport for persistent boot device
8382 * purposes. Please refer to function _scsih_determine_boot_device()
8385 _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc)
8389 struct _sas_device *sas_device;
8390 struct _raid_device *raid_device;
8392 u64 sas_address_parent;
8394 unsigned long flags;
8397 /* no Bios, return immediately */
8398 if (!ioc->bios_pg3.BiosVersion)
8403 if (ioc->req_boot_device.device) {
8404 device = ioc->req_boot_device.device;
8405 is_raid = ioc->req_boot_device.is_raid;
8406 } else if (ioc->req_alt_boot_device.device) {
8407 device = ioc->req_alt_boot_device.device;
8408 is_raid = ioc->req_alt_boot_device.is_raid;
8409 } else if (ioc->current_boot_device.device) {
8410 device = ioc->current_boot_device.device;
8411 is_raid = ioc->current_boot_device.is_raid;
8418 raid_device = device;
8419 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
8420 raid_device->id, 0);
8422 _scsih_raid_device_remove(ioc, raid_device);
8424 spin_lock_irqsave(&ioc->sas_device_lock, flags);
8425 sas_device = device;
8426 handle = sas_device->handle;
8427 sas_address_parent = sas_device->sas_address_parent;
8428 sas_address = sas_device->sas_address;
8429 list_move_tail(&sas_device->list, &ioc->sas_device_list);
8430 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
8432 if (ioc->hide_drives)
8434 if (!mpt3sas_transport_port_add(ioc, handle,
8435 sas_address_parent)) {
8436 _scsih_sas_device_remove(ioc, sas_device);
8437 } else if (!sas_device->starget) {
8438 if (!ioc->is_driver_loading) {
8439 mpt3sas_transport_port_remove(ioc,
8441 sas_address_parent);
8442 _scsih_sas_device_remove(ioc, sas_device);
8449 * _scsih_probe_raid - reporting raid volumes to scsi-ml
8450 * @ioc: per adapter object
8452 * Called during initial loading of the driver.
8455 _scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc)
8457 struct _raid_device *raid_device, *raid_next;
8460 list_for_each_entry_safe(raid_device, raid_next,
8461 &ioc->raid_device_list, list) {
8462 if (raid_device->starget)
8464 rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
8465 raid_device->id, 0);
8467 _scsih_raid_device_remove(ioc, raid_device);
8471 static struct _sas_device *get_next_sas_device(struct MPT3SAS_ADAPTER *ioc)
8473 struct _sas_device *sas_device = NULL;
8474 unsigned long flags;
8476 spin_lock_irqsave(&ioc->sas_device_lock, flags);
8477 if (!list_empty(&ioc->sas_device_init_list)) {
8478 sas_device = list_first_entry(&ioc->sas_device_init_list,
8479 struct _sas_device, list);
8480 sas_device_get(sas_device);
8482 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
8487 static void sas_device_make_active(struct MPT3SAS_ADAPTER *ioc,
8488 struct _sas_device *sas_device)
8490 unsigned long flags;
8492 spin_lock_irqsave(&ioc->sas_device_lock, flags);
8495 * Since we dropped the lock during the call to port_add(), we need to
8496 * be careful here that somebody else didn't move or delete this item
8497 * while we were busy with other things.
8499 * If it was on the list, we need a put() for the reference the list
8500 * had. Either way, we need a get() for the destination list.
8502 if (!list_empty(&sas_device->list)) {
8503 list_del_init(&sas_device->list);
8504 sas_device_put(sas_device);
8507 sas_device_get(sas_device);
8508 list_add_tail(&sas_device->list, &ioc->sas_device_list);
8510 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
8514 * _scsih_probe_sas - reporting sas devices to sas transport
8515 * @ioc: per adapter object
8517 * Called during initial loading of the driver.
8520 _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc)
8522 struct _sas_device *sas_device;
8524 if (ioc->hide_drives)
8527 while ((sas_device = get_next_sas_device(ioc))) {
8528 if (!mpt3sas_transport_port_add(ioc, sas_device->handle,
8529 sas_device->sas_address_parent)) {
8530 _scsih_sas_device_remove(ioc, sas_device);
8531 sas_device_put(sas_device);
8533 } else if (!sas_device->starget) {
8535 * When asyn scanning is enabled, its not possible to
8536 * remove devices while scanning is turned on due to an
8537 * oops in scsi_sysfs_add_sdev()->add_device()->
8538 * sysfs_addrm_start()
8540 if (!ioc->is_driver_loading) {
8541 mpt3sas_transport_port_remove(ioc,
8542 sas_device->sas_address,
8543 sas_device->sas_address_parent);
8544 _scsih_sas_device_remove(ioc, sas_device);
8545 sas_device_put(sas_device);
8549 sas_device_make_active(ioc, sas_device);
8550 sas_device_put(sas_device);
8555 * _scsih_probe_devices - probing for devices
8556 * @ioc: per adapter object
8558 * Called during initial loading of the driver.
8561 _scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc)
8563 u16 volume_mapping_flags;
8565 if (!(ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR))
8566 return; /* return when IOC doesn't support initiator mode */
8568 _scsih_probe_boot_devices(ioc);
8570 if (ioc->ir_firmware) {
8571 volume_mapping_flags =
8572 le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) &
8573 MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
8574 if (volume_mapping_flags ==
8575 MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) {
8576 _scsih_probe_raid(ioc);
8577 _scsih_probe_sas(ioc);
8579 _scsih_probe_sas(ioc);
8580 _scsih_probe_raid(ioc);
8583 _scsih_probe_sas(ioc);
8587 * scsih_scan_start - scsi lld callback for .scan_start
8588 * @shost: SCSI host pointer
8590 * The shost has the ability to discover targets on its own instead
8591 * of scanning the entire bus. In our implemention, we will kick off
8592 * firmware discovery.
8595 scsih_scan_start(struct Scsi_Host *shost)
8597 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8599 if (diag_buffer_enable != -1 && diag_buffer_enable != 0)
8600 mpt3sas_enable_diag_buffer(ioc, diag_buffer_enable);
8602 if (disable_discovery > 0)
8605 ioc->start_scan = 1;
8606 rc = mpt3sas_port_enable(ioc);
8609 pr_info(MPT3SAS_FMT "port enable: FAILED\n", ioc->name);
8613 * scsih_scan_finished - scsi lld callback for .scan_finished
8614 * @shost: SCSI host pointer
8615 * @time: elapsed time of the scan in jiffies
8617 * This function will be called periodicallyn until it returns 1 with the
8618 * scsi_host and the elapsed time of the scan in jiffies. In our implemention,
8619 * we wait for firmware discovery to complete, then return 1.
8622 scsih_scan_finished(struct Scsi_Host *shost, unsigned long time)
8624 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
8626 if (disable_discovery > 0) {
8627 ioc->is_driver_loading = 0;
8628 ioc->wait_for_discovery_to_complete = 0;
8632 if (time >= (300 * HZ)) {
8633 ioc->base_cmds.status = MPT3_CMD_NOT_USED;
8635 "port enable: FAILED with timeout (timeout=300s)\n",
8637 ioc->is_driver_loading = 0;
8641 if (ioc->start_scan)
8644 if (ioc->start_scan_failed) {
8646 "port enable: FAILED with (ioc_status=0x%08x)\n",
8647 ioc->name, ioc->start_scan_failed);
8648 ioc->is_driver_loading = 0;
8649 ioc->wait_for_discovery_to_complete = 0;
8650 ioc->remove_host = 1;
8654 pr_info(MPT3SAS_FMT "port enable: SUCCESS\n", ioc->name);
8655 ioc->base_cmds.status = MPT3_CMD_NOT_USED;
8657 if (ioc->wait_for_discovery_to_complete) {
8658 ioc->wait_for_discovery_to_complete = 0;
8659 _scsih_probe_devices(ioc);
8661 mpt3sas_base_start_watchdog(ioc);
8662 ioc->is_driver_loading = 0;
8666 /* shost template for SAS 2.0 HBA devices */
8667 static struct scsi_host_template mpt2sas_driver_template = {
8668 .module = THIS_MODULE,
8669 .name = "Fusion MPT SAS Host",
8670 .proc_name = MPT2SAS_DRIVER_NAME,
8671 .queuecommand = scsih_qcmd,
8672 .target_alloc = scsih_target_alloc,
8673 .slave_alloc = scsih_slave_alloc,
8674 .slave_configure = scsih_slave_configure,
8675 .target_destroy = scsih_target_destroy,
8676 .slave_destroy = scsih_slave_destroy,
8677 .scan_finished = scsih_scan_finished,
8678 .scan_start = scsih_scan_start,
8679 .change_queue_depth = scsih_change_queue_depth,
8680 .eh_abort_handler = scsih_abort,
8681 .eh_device_reset_handler = scsih_dev_reset,
8682 .eh_target_reset_handler = scsih_target_reset,
8683 .eh_host_reset_handler = scsih_host_reset,
8684 .bios_param = scsih_bios_param,
8687 .sg_tablesize = MPT2SAS_SG_DEPTH,
8688 .max_sectors = 32767,
8690 .use_clustering = ENABLE_CLUSTERING,
8691 .shost_attrs = mpt3sas_host_attrs,
8692 .sdev_attrs = mpt3sas_dev_attrs,
8693 .track_queue_depth = 1,
8696 /* raid transport support for SAS 2.0 HBA devices */
8697 static struct raid_function_template mpt2sas_raid_functions = {
8698 .cookie = &mpt2sas_driver_template,
8699 .is_raid = scsih_is_raid,
8700 .get_resync = scsih_get_resync,
8701 .get_state = scsih_get_state,
8704 /* shost template for SAS 3.0 HBA devices */
8705 static struct scsi_host_template mpt3sas_driver_template = {
8706 .module = THIS_MODULE,
8707 .name = "Fusion MPT SAS Host",
8708 .proc_name = MPT3SAS_DRIVER_NAME,
8709 .queuecommand = scsih_qcmd,
8710 .target_alloc = scsih_target_alloc,
8711 .slave_alloc = scsih_slave_alloc,
8712 .slave_configure = scsih_slave_configure,
8713 .target_destroy = scsih_target_destroy,
8714 .slave_destroy = scsih_slave_destroy,
8715 .scan_finished = scsih_scan_finished,
8716 .scan_start = scsih_scan_start,
8717 .change_queue_depth = scsih_change_queue_depth,
8718 .eh_abort_handler = scsih_abort,
8719 .eh_device_reset_handler = scsih_dev_reset,
8720 .eh_target_reset_handler = scsih_target_reset,
8721 .eh_host_reset_handler = scsih_host_reset,
8722 .bios_param = scsih_bios_param,
8725 .sg_tablesize = MPT3SAS_SG_DEPTH,
8726 .max_sectors = 32767,
8728 .use_clustering = ENABLE_CLUSTERING,
8729 .shost_attrs = mpt3sas_host_attrs,
8730 .sdev_attrs = mpt3sas_dev_attrs,
8731 .track_queue_depth = 1,
8734 /* raid transport support for SAS 3.0 HBA devices */
8735 static struct raid_function_template mpt3sas_raid_functions = {
8736 .cookie = &mpt3sas_driver_template,
8737 .is_raid = scsih_is_raid,
8738 .get_resync = scsih_get_resync,
8739 .get_state = scsih_get_state,
8743 * _scsih_determine_hba_mpi_version - determine in which MPI version class
8744 * this device belongs to.
8745 * @pdev: PCI device struct
8747 * return MPI2_VERSION for SAS 2.0 HBA devices,
8748 * MPI25_VERSION for SAS 3.0 HBA devices, and
8749 * MPI26 VERSION for Cutlass & Invader SAS 3.0 HBA devices
8752 _scsih_determine_hba_mpi_version(struct pci_dev *pdev)
8755 switch (pdev->device) {
8756 case MPI2_MFGPAGE_DEVID_SSS6200:
8757 case MPI2_MFGPAGE_DEVID_SAS2004:
8758 case MPI2_MFGPAGE_DEVID_SAS2008:
8759 case MPI2_MFGPAGE_DEVID_SAS2108_1:
8760 case MPI2_MFGPAGE_DEVID_SAS2108_2:
8761 case MPI2_MFGPAGE_DEVID_SAS2108_3:
8762 case MPI2_MFGPAGE_DEVID_SAS2116_1:
8763 case MPI2_MFGPAGE_DEVID_SAS2116_2:
8764 case MPI2_MFGPAGE_DEVID_SAS2208_1:
8765 case MPI2_MFGPAGE_DEVID_SAS2208_2:
8766 case MPI2_MFGPAGE_DEVID_SAS2208_3:
8767 case MPI2_MFGPAGE_DEVID_SAS2208_4:
8768 case MPI2_MFGPAGE_DEVID_SAS2208_5:
8769 case MPI2_MFGPAGE_DEVID_SAS2208_6:
8770 case MPI2_MFGPAGE_DEVID_SAS2308_1:
8771 case MPI2_MFGPAGE_DEVID_SAS2308_2:
8772 case MPI2_MFGPAGE_DEVID_SAS2308_3:
8773 return MPI2_VERSION;
8774 case MPI25_MFGPAGE_DEVID_SAS3004:
8775 case MPI25_MFGPAGE_DEVID_SAS3008:
8776 case MPI25_MFGPAGE_DEVID_SAS3108_1:
8777 case MPI25_MFGPAGE_DEVID_SAS3108_2:
8778 case MPI25_MFGPAGE_DEVID_SAS3108_5:
8779 case MPI25_MFGPAGE_DEVID_SAS3108_6:
8780 return MPI25_VERSION;
8781 case MPI26_MFGPAGE_DEVID_SAS3216:
8782 case MPI26_MFGPAGE_DEVID_SAS3224:
8783 case MPI26_MFGPAGE_DEVID_SAS3316_1:
8784 case MPI26_MFGPAGE_DEVID_SAS3316_2:
8785 case MPI26_MFGPAGE_DEVID_SAS3316_3:
8786 case MPI26_MFGPAGE_DEVID_SAS3316_4:
8787 case MPI26_MFGPAGE_DEVID_SAS3324_1:
8788 case MPI26_MFGPAGE_DEVID_SAS3324_2:
8789 case MPI26_MFGPAGE_DEVID_SAS3324_3:
8790 case MPI26_MFGPAGE_DEVID_SAS3324_4:
8791 case MPI26_MFGPAGE_DEVID_SAS3508:
8792 case MPI26_MFGPAGE_DEVID_SAS3508_1:
8793 case MPI26_MFGPAGE_DEVID_SAS3408:
8794 case MPI26_MFGPAGE_DEVID_SAS3516:
8795 case MPI26_MFGPAGE_DEVID_SAS3516_1:
8796 case MPI26_MFGPAGE_DEVID_SAS3416:
8797 return MPI26_VERSION;
8803 * _scsih_probe - attach and add scsi host
8804 * @pdev: PCI device struct
8805 * @id: pci device id
8807 * Returns 0 success, anything else error.
8810 _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
8812 struct MPT3SAS_ADAPTER *ioc;
8813 struct Scsi_Host *shost = NULL;
8815 u16 hba_mpi_version;
8817 /* Determine in which MPI version class this pci device belongs */
8818 hba_mpi_version = _scsih_determine_hba_mpi_version(pdev);
8819 if (hba_mpi_version == 0)
8822 /* Enumerate only SAS 2.0 HBA's if hbas_to_enumerate is one,
8823 * for other generation HBA's return with -ENODEV
8825 if ((hbas_to_enumerate == 1) && (hba_mpi_version != MPI2_VERSION))
8828 /* Enumerate only SAS 3.0 HBA's if hbas_to_enumerate is two,
8829 * for other generation HBA's return with -ENODEV
8831 if ((hbas_to_enumerate == 2) && (!(hba_mpi_version == MPI25_VERSION
8832 || hba_mpi_version == MPI26_VERSION)))
8835 switch (hba_mpi_version) {
8837 pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S |
8838 PCIE_LINK_STATE_L1 | PCIE_LINK_STATE_CLKPM);
8839 /* Use mpt2sas driver host template for SAS 2.0 HBA's */
8840 shost = scsi_host_alloc(&mpt2sas_driver_template,
8841 sizeof(struct MPT3SAS_ADAPTER));
8844 ioc = shost_priv(shost);
8845 memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER));
8846 ioc->hba_mpi_version_belonged = hba_mpi_version;
8847 ioc->id = mpt2_ids++;
8848 sprintf(ioc->driver_name, "%s", MPT2SAS_DRIVER_NAME);
8849 if (pdev->device == MPI2_MFGPAGE_DEVID_SSS6200) {
8850 ioc->is_warpdrive = 1;
8851 ioc->hide_ir_msg = 1;
8853 ioc->mfg_pg10_hide_flag = MFG_PAGE10_EXPOSE_ALL_DISKS;
8857 /* Use mpt3sas driver host template for SAS 3.0 HBA's */
8858 shost = scsi_host_alloc(&mpt3sas_driver_template,
8859 sizeof(struct MPT3SAS_ADAPTER));
8862 ioc = shost_priv(shost);
8863 memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER));
8864 ioc->hba_mpi_version_belonged = hba_mpi_version;
8865 ioc->id = mpt3_ids++;
8866 sprintf(ioc->driver_name, "%s", MPT3SAS_DRIVER_NAME);
8867 switch (pdev->device) {
8868 case MPI26_MFGPAGE_DEVID_SAS3508:
8869 case MPI26_MFGPAGE_DEVID_SAS3508_1:
8870 case MPI26_MFGPAGE_DEVID_SAS3408:
8871 case MPI26_MFGPAGE_DEVID_SAS3516:
8872 case MPI26_MFGPAGE_DEVID_SAS3516_1:
8873 case MPI26_MFGPAGE_DEVID_SAS3416:
8874 ioc->is_gen35_ioc = 1;
8877 ioc->is_gen35_ioc = 0;
8879 if ((ioc->hba_mpi_version_belonged == MPI25_VERSION &&
8880 pdev->revision >= SAS3_PCI_DEVICE_C0_REVISION) ||
8881 (ioc->hba_mpi_version_belonged == MPI26_VERSION)) {
8882 ioc->combined_reply_queue = 1;
8883 if (ioc->is_gen35_ioc)
8884 ioc->combined_reply_index_count =
8885 MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G35;
8887 ioc->combined_reply_index_count =
8888 MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G3;
8895 INIT_LIST_HEAD(&ioc->list);
8896 spin_lock(&gioc_lock);
8897 list_add_tail(&ioc->list, &mpt3sas_ioc_list);
8898 spin_unlock(&gioc_lock);
8901 ioc->scsi_io_cb_idx = scsi_io_cb_idx;
8902 ioc->tm_cb_idx = tm_cb_idx;
8903 ioc->ctl_cb_idx = ctl_cb_idx;
8904 ioc->base_cb_idx = base_cb_idx;
8905 ioc->port_enable_cb_idx = port_enable_cb_idx;
8906 ioc->transport_cb_idx = transport_cb_idx;
8907 ioc->scsih_cb_idx = scsih_cb_idx;
8908 ioc->config_cb_idx = config_cb_idx;
8909 ioc->tm_tr_cb_idx = tm_tr_cb_idx;
8910 ioc->tm_tr_volume_cb_idx = tm_tr_volume_cb_idx;
8911 ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx;
8912 ioc->logging_level = logging_level;
8913 ioc->schedule_dead_ioc_flush_running_cmds = &_scsih_flush_running_cmds;
8914 /* misc semaphores and spin locks */
8915 mutex_init(&ioc->reset_in_progress_mutex);
8916 /* initializing pci_access_mutex lock */
8917 mutex_init(&ioc->pci_access_mutex);
8918 spin_lock_init(&ioc->ioc_reset_in_progress_lock);
8919 spin_lock_init(&ioc->scsi_lookup_lock);
8920 spin_lock_init(&ioc->sas_device_lock);
8921 spin_lock_init(&ioc->sas_node_lock);
8922 spin_lock_init(&ioc->fw_event_lock);
8923 spin_lock_init(&ioc->raid_device_lock);
8924 spin_lock_init(&ioc->diag_trigger_lock);
8926 INIT_LIST_HEAD(&ioc->sas_device_list);
8927 INIT_LIST_HEAD(&ioc->sas_device_init_list);
8928 INIT_LIST_HEAD(&ioc->sas_expander_list);
8929 INIT_LIST_HEAD(&ioc->fw_event_list);
8930 INIT_LIST_HEAD(&ioc->raid_device_list);
8931 INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list);
8932 INIT_LIST_HEAD(&ioc->delayed_tr_list);
8933 INIT_LIST_HEAD(&ioc->delayed_sc_list);
8934 INIT_LIST_HEAD(&ioc->delayed_event_ack_list);
8935 INIT_LIST_HEAD(&ioc->delayed_tr_volume_list);
8936 INIT_LIST_HEAD(&ioc->reply_queue_list);
8938 sprintf(ioc->name, "%s_cm%d", ioc->driver_name, ioc->id);
8940 /* init shost parameters */
8941 shost->max_cmd_len = 32;
8942 shost->max_lun = max_lun;
8943 shost->transportt = mpt3sas_transport_template;
8944 shost->unique_id = ioc->id;
8946 if (max_sectors != 0xFFFF) {
8947 if (max_sectors < 64) {
8948 shost->max_sectors = 64;
8949 pr_warn(MPT3SAS_FMT "Invalid value %d passed " \
8950 "for max_sectors, range is 64 to 32767. Assigning "
8951 "value of 64.\n", ioc->name, max_sectors);
8952 } else if (max_sectors > 32767) {
8953 shost->max_sectors = 32767;
8954 pr_warn(MPT3SAS_FMT "Invalid value %d passed " \
8955 "for max_sectors, range is 64 to 32767. Assigning "
8956 "default value of 32767.\n", ioc->name,
8959 shost->max_sectors = max_sectors & 0xFFFE;
8961 "The max_sectors value is set to %d\n",
8962 ioc->name, shost->max_sectors);
8966 /* register EEDP capabilities with SCSI layer */
8968 scsi_host_set_prot(shost, prot_mask);
8970 scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION
8971 | SHOST_DIF_TYPE2_PROTECTION
8972 | SHOST_DIF_TYPE3_PROTECTION);
8974 scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC);
8977 snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name),
8978 "fw_event_%s%d", ioc->driver_name, ioc->id);
8979 ioc->firmware_event_thread = alloc_ordered_workqueue(
8980 ioc->firmware_event_name, 0);
8981 if (!ioc->firmware_event_thread) {
8982 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
8983 ioc->name, __FILE__, __LINE__, __func__);
8985 goto out_thread_fail;
8988 ioc->is_driver_loading = 1;
8989 if ((mpt3sas_base_attach(ioc))) {
8990 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
8991 ioc->name, __FILE__, __LINE__, __func__);
8993 goto out_attach_fail;
8996 if (ioc->is_warpdrive) {
8997 if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS)
8998 ioc->hide_drives = 0;
8999 else if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_HIDE_ALL_DISKS)
9000 ioc->hide_drives = 1;
9002 if (mpt3sas_get_num_volumes(ioc))
9003 ioc->hide_drives = 1;
9005 ioc->hide_drives = 0;
9008 ioc->hide_drives = 0;
9010 rv = scsi_add_host(shost, &pdev->dev);
9012 pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
9013 ioc->name, __FILE__, __LINE__, __func__);
9014 goto out_add_shost_fail;
9017 scsi_scan_host(shost);
9020 mpt3sas_base_detach(ioc);
9022 destroy_workqueue(ioc->firmware_event_thread);
9024 spin_lock(&gioc_lock);
9025 list_del(&ioc->list);
9026 spin_unlock(&gioc_lock);
9027 scsi_host_put(shost);
9033 * scsih_suspend - power management suspend main entry point
9034 * @pdev: PCI device struct
9035 * @state: PM state change to (usually PCI_D3)
9037 * Returns 0 success, anything else error.
9040 scsih_suspend(struct pci_dev *pdev, pm_message_t state)
9042 struct Scsi_Host *shost = pci_get_drvdata(pdev);
9043 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
9044 pci_power_t device_state;
9046 mpt3sas_base_stop_watchdog(ioc);
9047 flush_scheduled_work();
9048 scsi_block_requests(shost);
9049 device_state = pci_choose_state(pdev, state);
9051 "pdev=0x%p, slot=%s, entering operating state [D%d]\n",
9052 ioc->name, pdev, pci_name(pdev), device_state);
9054 pci_save_state(pdev);
9055 mpt3sas_base_free_resources(ioc);
9056 pci_set_power_state(pdev, device_state);
9061 * scsih_resume - power management resume main entry point
9062 * @pdev: PCI device struct
9064 * Returns 0 success, anything else error.
9067 scsih_resume(struct pci_dev *pdev)
9069 struct Scsi_Host *shost = pci_get_drvdata(pdev);
9070 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
9071 pci_power_t device_state = pdev->current_state;
9075 "pdev=0x%p, slot=%s, previous operating state [D%d]\n",
9076 ioc->name, pdev, pci_name(pdev), device_state);
9078 pci_set_power_state(pdev, PCI_D0);
9079 pci_enable_wake(pdev, PCI_D0, 0);
9080 pci_restore_state(pdev);
9082 r = mpt3sas_base_map_resources(ioc);
9086 mpt3sas_base_hard_reset_handler(ioc, SOFT_RESET);
9087 scsi_unblock_requests(shost);
9088 mpt3sas_base_start_watchdog(ioc);
9091 #endif /* CONFIG_PM */
9094 * scsih_pci_error_detected - Called when a PCI error is detected.
9095 * @pdev: PCI device struct
9096 * @state: PCI channel state
9098 * Description: Called when a PCI error is detected.
9101 * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT
9103 static pci_ers_result_t
9104 scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
9106 struct Scsi_Host *shost = pci_get_drvdata(pdev);
9107 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
9109 pr_info(MPT3SAS_FMT "PCI error: detected callback, state(%d)!!\n",
9113 case pci_channel_io_normal:
9114 return PCI_ERS_RESULT_CAN_RECOVER;
9115 case pci_channel_io_frozen:
9116 /* Fatal error, prepare for slot reset */
9117 ioc->pci_error_recovery = 1;
9118 scsi_block_requests(ioc->shost);
9119 mpt3sas_base_stop_watchdog(ioc);
9120 mpt3sas_base_free_resources(ioc);
9121 return PCI_ERS_RESULT_NEED_RESET;
9122 case pci_channel_io_perm_failure:
9123 /* Permanent error, prepare for device removal */
9124 ioc->pci_error_recovery = 1;
9125 mpt3sas_base_stop_watchdog(ioc);
9126 _scsih_flush_running_cmds(ioc);
9127 return PCI_ERS_RESULT_DISCONNECT;
9129 return PCI_ERS_RESULT_NEED_RESET;
9133 * scsih_pci_slot_reset - Called when PCI slot has been reset.
9134 * @pdev: PCI device struct
9136 * Description: This routine is called by the pci error recovery
9137 * code after the PCI slot has been reset, just before we
9138 * should resume normal operations.
9140 static pci_ers_result_t
9141 scsih_pci_slot_reset(struct pci_dev *pdev)
9143 struct Scsi_Host *shost = pci_get_drvdata(pdev);
9144 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
9147 pr_info(MPT3SAS_FMT "PCI error: slot reset callback!!\n",
9150 ioc->pci_error_recovery = 0;
9152 pci_restore_state(pdev);
9153 rc = mpt3sas_base_map_resources(ioc);
9155 return PCI_ERS_RESULT_DISCONNECT;
9157 rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
9159 pr_warn(MPT3SAS_FMT "hard reset: %s\n", ioc->name,
9160 (rc == 0) ? "success" : "failed");
9163 return PCI_ERS_RESULT_RECOVERED;
9165 return PCI_ERS_RESULT_DISCONNECT;
9169 * scsih_pci_resume() - resume normal ops after PCI reset
9170 * @pdev: pointer to PCI device
9172 * Called when the error recovery driver tells us that its
9173 * OK to resume normal operation. Use completion to allow
9174 * halted scsi ops to resume.
9177 scsih_pci_resume(struct pci_dev *pdev)
9179 struct Scsi_Host *shost = pci_get_drvdata(pdev);
9180 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
9182 pr_info(MPT3SAS_FMT "PCI error: resume callback!!\n", ioc->name);
9184 pci_cleanup_aer_uncorrect_error_status(pdev);
9185 mpt3sas_base_start_watchdog(ioc);
9186 scsi_unblock_requests(ioc->shost);
9190 * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers
9191 * @pdev: pointer to PCI device
9193 static pci_ers_result_t
9194 scsih_pci_mmio_enabled(struct pci_dev *pdev)
9196 struct Scsi_Host *shost = pci_get_drvdata(pdev);
9197 struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
9199 pr_info(MPT3SAS_FMT "PCI error: mmio enabled callback!!\n",
9202 /* TODO - dump whatever for debugging purposes */
9204 /* This called only if scsih_pci_error_detected returns
9205 * PCI_ERS_RESULT_CAN_RECOVER. Read/write to the device still
9206 * works, no need to reset slot.
9208 return PCI_ERS_RESULT_RECOVERED;
9212 * scsih__ncq_prio_supp - Check for NCQ command priority support
9213 * @sdev: scsi device struct
9215 * This is called when a user indicates they would like to enable
9216 * ncq command priorities. This works only on SATA devices.
9218 bool scsih_ncq_prio_supp(struct scsi_device *sdev)
9221 bool ncq_prio_supp = false;
9223 if (!scsi_device_supports_vpd(sdev))
9224 return ncq_prio_supp;
9226 buf = kmalloc(SCSI_VPD_PG_LEN, GFP_KERNEL);
9228 return ncq_prio_supp;
9230 if (!scsi_get_vpd_page(sdev, 0x89, buf, SCSI_VPD_PG_LEN))
9231 ncq_prio_supp = (buf[213] >> 4) & 1;
9234 return ncq_prio_supp;
9237 * The pci device ids are defined in mpi/mpi2_cnfg.h.
9239 static const struct pci_device_id mpt3sas_pci_table[] = {
9240 /* Spitfire ~ 2004 */
9241 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004,
9242 PCI_ANY_ID, PCI_ANY_ID },
9244 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008,
9245 PCI_ANY_ID, PCI_ANY_ID },
9246 /* Liberator ~ 2108 */
9247 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1,
9248 PCI_ANY_ID, PCI_ANY_ID },
9249 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2,
9250 PCI_ANY_ID, PCI_ANY_ID },
9251 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3,
9252 PCI_ANY_ID, PCI_ANY_ID },
9254 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1,
9255 PCI_ANY_ID, PCI_ANY_ID },
9256 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2,
9257 PCI_ANY_ID, PCI_ANY_ID },
9258 /* Thunderbolt ~ 2208 */
9259 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1,
9260 PCI_ANY_ID, PCI_ANY_ID },
9261 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2,
9262 PCI_ANY_ID, PCI_ANY_ID },
9263 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3,
9264 PCI_ANY_ID, PCI_ANY_ID },
9265 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4,
9266 PCI_ANY_ID, PCI_ANY_ID },
9267 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5,
9268 PCI_ANY_ID, PCI_ANY_ID },
9269 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6,
9270 PCI_ANY_ID, PCI_ANY_ID },
9271 /* Mustang ~ 2308 */
9272 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1,
9273 PCI_ANY_ID, PCI_ANY_ID },
9274 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2,
9275 PCI_ANY_ID, PCI_ANY_ID },
9276 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3,
9277 PCI_ANY_ID, PCI_ANY_ID },
9279 { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SSS6200,
9280 PCI_ANY_ID, PCI_ANY_ID },
9281 /* Fury ~ 3004 and 3008 */
9282 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3004,
9283 PCI_ANY_ID, PCI_ANY_ID },
9284 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3008,
9285 PCI_ANY_ID, PCI_ANY_ID },
9286 /* Invader ~ 3108 */
9287 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_1,
9288 PCI_ANY_ID, PCI_ANY_ID },
9289 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_2,
9290 PCI_ANY_ID, PCI_ANY_ID },
9291 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_5,
9292 PCI_ANY_ID, PCI_ANY_ID },
9293 { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_6,
9294 PCI_ANY_ID, PCI_ANY_ID },
9295 /* Cutlass ~ 3216 and 3224 */
9296 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3216,
9297 PCI_ANY_ID, PCI_ANY_ID },
9298 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3224,
9299 PCI_ANY_ID, PCI_ANY_ID },
9300 /* Intruder ~ 3316 and 3324 */
9301 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_1,
9302 PCI_ANY_ID, PCI_ANY_ID },
9303 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_2,
9304 PCI_ANY_ID, PCI_ANY_ID },
9305 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_3,
9306 PCI_ANY_ID, PCI_ANY_ID },
9307 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_4,
9308 PCI_ANY_ID, PCI_ANY_ID },
9309 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_1,
9310 PCI_ANY_ID, PCI_ANY_ID },
9311 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_2,
9312 PCI_ANY_ID, PCI_ANY_ID },
9313 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_3,
9314 PCI_ANY_ID, PCI_ANY_ID },
9315 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_4,
9316 PCI_ANY_ID, PCI_ANY_ID },
9317 /* Ventura, Crusader, Harpoon & Tomcat ~ 3516, 3416, 3508 & 3408*/
9318 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3508,
9319 PCI_ANY_ID, PCI_ANY_ID },
9320 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3508_1,
9321 PCI_ANY_ID, PCI_ANY_ID },
9322 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3408,
9323 PCI_ANY_ID, PCI_ANY_ID },
9324 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3516,
9325 PCI_ANY_ID, PCI_ANY_ID },
9326 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3516_1,
9327 PCI_ANY_ID, PCI_ANY_ID },
9328 { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3416,
9329 PCI_ANY_ID, PCI_ANY_ID },
9330 {0} /* Terminating entry */
9332 MODULE_DEVICE_TABLE(pci, mpt3sas_pci_table);
9334 static struct pci_error_handlers _mpt3sas_err_handler = {
9335 .error_detected = scsih_pci_error_detected,
9336 .mmio_enabled = scsih_pci_mmio_enabled,
9337 .slot_reset = scsih_pci_slot_reset,
9338 .resume = scsih_pci_resume,
9341 static struct pci_driver mpt3sas_driver = {
9342 .name = MPT3SAS_DRIVER_NAME,
9343 .id_table = mpt3sas_pci_table,
9344 .probe = _scsih_probe,
9345 .remove = scsih_remove,
9346 .shutdown = scsih_shutdown,
9347 .err_handler = &_mpt3sas_err_handler,
9349 .suspend = scsih_suspend,
9350 .resume = scsih_resume,
9355 * scsih_init - main entry point for this driver.
9357 * Returns 0 success, anything else error.
9365 mpt3sas_base_initialize_callback_handler();
9367 /* queuecommand callback hander */
9368 scsi_io_cb_idx = mpt3sas_base_register_callback_handler(_scsih_io_done);
9370 /* task management callback handler */
9371 tm_cb_idx = mpt3sas_base_register_callback_handler(_scsih_tm_done);
9373 /* base internal commands callback handler */
9374 base_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_base_done);
9375 port_enable_cb_idx = mpt3sas_base_register_callback_handler(
9376 mpt3sas_port_enable_done);
9378 /* transport internal commands callback handler */
9379 transport_cb_idx = mpt3sas_base_register_callback_handler(
9380 mpt3sas_transport_done);
9382 /* scsih internal commands callback handler */
9383 scsih_cb_idx = mpt3sas_base_register_callback_handler(_scsih_done);
9385 /* configuration page API internal commands callback handler */
9386 config_cb_idx = mpt3sas_base_register_callback_handler(
9387 mpt3sas_config_done);
9389 /* ctl module callback handler */
9390 ctl_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_ctl_done);
9392 tm_tr_cb_idx = mpt3sas_base_register_callback_handler(
9393 _scsih_tm_tr_complete);
9395 tm_tr_volume_cb_idx = mpt3sas_base_register_callback_handler(
9396 _scsih_tm_volume_tr_complete);
9398 tm_sas_control_cb_idx = mpt3sas_base_register_callback_handler(
9399 _scsih_sas_control_complete);
9405 * scsih_exit - exit point for this driver (when it is a module).
9407 * Returns 0 success, anything else error.
9413 mpt3sas_base_release_callback_handler(scsi_io_cb_idx);
9414 mpt3sas_base_release_callback_handler(tm_cb_idx);
9415 mpt3sas_base_release_callback_handler(base_cb_idx);
9416 mpt3sas_base_release_callback_handler(port_enable_cb_idx);
9417 mpt3sas_base_release_callback_handler(transport_cb_idx);
9418 mpt3sas_base_release_callback_handler(scsih_cb_idx);
9419 mpt3sas_base_release_callback_handler(config_cb_idx);
9420 mpt3sas_base_release_callback_handler(ctl_cb_idx);
9422 mpt3sas_base_release_callback_handler(tm_tr_cb_idx);
9423 mpt3sas_base_release_callback_handler(tm_tr_volume_cb_idx);
9424 mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx);
9426 /* raid transport support */
9427 if (hbas_to_enumerate != 1)
9428 raid_class_release(mpt3sas_raid_template);
9429 if (hbas_to_enumerate != 2)
9430 raid_class_release(mpt2sas_raid_template);
9431 sas_release_transport(mpt3sas_transport_template);
9435 * _mpt3sas_init - main entry point for this driver.
9437 * Returns 0 success, anything else error.
9444 pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME,
9445 MPT3SAS_DRIVER_VERSION);
9447 mpt3sas_transport_template =
9448 sas_attach_transport(&mpt3sas_transport_functions);
9449 if (!mpt3sas_transport_template)
9452 /* No need attach mpt3sas raid functions template
9453 * if hbas_to_enumarate value is one.
9455 if (hbas_to_enumerate != 1) {
9456 mpt3sas_raid_template =
9457 raid_class_attach(&mpt3sas_raid_functions);
9458 if (!mpt3sas_raid_template) {
9459 sas_release_transport(mpt3sas_transport_template);
9464 /* No need to attach mpt2sas raid functions template
9465 * if hbas_to_enumarate value is two
9467 if (hbas_to_enumerate != 2) {
9468 mpt2sas_raid_template =
9469 raid_class_attach(&mpt2sas_raid_functions);
9470 if (!mpt2sas_raid_template) {
9471 sas_release_transport(mpt3sas_transport_template);
9476 error = scsih_init();
9482 mpt3sas_ctl_init(hbas_to_enumerate);
9484 error = pci_register_driver(&mpt3sas_driver);
9492 * _mpt3sas_exit - exit point for this driver (when it is a module).
9498 pr_info("mpt3sas version %s unloading\n",
9499 MPT3SAS_DRIVER_VERSION);
9501 pci_unregister_driver(&mpt3sas_driver);
9503 mpt3sas_ctl_exit(hbas_to_enumerate);
9508 module_init(_mpt3sas_init);
9509 module_exit(_mpt3sas_exit);