2 * linux/drivers/message/fusion/mptfc.c
3 * For use with LSI Logic PCI chip/adapter(s)
4 * running LSI Logic Fusion MPT (Message Passing Technology) firmware.
6 * Copyright (c) 1999-2005 LSI Logic Corporation
7 * (mailto:mpt_linux_developer@lsil.com)
10 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; version 2 of the License.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
22 THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
23 CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
24 LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
25 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
26 solely responsible for determining the appropriateness of using and
27 distributing the Program and assumes all risks associated with its
28 exercise of rights under this Agreement, including but not limited to
29 the risks and costs of program errors, damage to or loss of data,
30 programs or equipment, and unavailability or interruption of operations.
32 DISCLAIMER OF LIABILITY
33 NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
34 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35 DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
36 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
37 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
38 USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
39 HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
41 You should have received a copy of the GNU General Public License
42 along with this program; if not, write to the Free Software
43 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
45 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
46 #include "linux_compat.h" /* linux-2.6 tweaks */
47 #include <linux/module.h>
48 #include <linux/kernel.h>
49 #include <linux/init.h>
50 #include <linux/errno.h>
51 #include <linux/kdev_t.h>
52 #include <linux/blkdev.h>
53 #include <linux/delay.h> /* for mdelay */
54 #include <linux/interrupt.h> /* needed for in_interrupt() proto */
55 #include <linux/reboot.h> /* notifier code */
56 #include <linux/sched.h>
57 #include <linux/workqueue.h>
58 #include <linux/sort.h>
60 #include <scsi/scsi.h>
61 #include <scsi/scsi_cmnd.h>
62 #include <scsi/scsi_device.h>
63 #include <scsi/scsi_host.h>
64 #include <scsi/scsi_tcq.h>
65 #include <scsi/scsi_transport_fc.h>
70 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
71 #define my_NAME "Fusion MPT FC Host driver"
72 #define my_VERSION MPT_LINUX_VERSION_COMMON
75 MODULE_AUTHOR(MODULEAUTHOR
);
76 MODULE_DESCRIPTION(my_NAME
);
77 MODULE_LICENSE("GPL");
79 /* Command line args */
80 #define MPTFC_DEV_LOSS_TMO (60)
81 static int mptfc_dev_loss_tmo
= MPTFC_DEV_LOSS_TMO
; /* reasonable default */
82 module_param(mptfc_dev_loss_tmo
, int, 0);
83 MODULE_PARM_DESC(mptfc_dev_loss_tmo
, " Initial time the driver programs the "
84 " transport to wait for an rport to "
85 " return following a device loss event."
88 static int mptfcDoneCtx
= -1;
89 static int mptfcTaskCtx
= -1;
90 static int mptfcInternalCtx
= -1; /* Used only for internal commands */
92 static int mptfc_target_alloc(struct scsi_target
*starget
);
93 static int mptfc_slave_alloc(struct scsi_device
*sdev
);
94 static int mptfc_qcmd(struct scsi_cmnd
*SCpnt
,
95 void (*done
)(struct scsi_cmnd
*));
96 static void mptfc_target_destroy(struct scsi_target
*starget
);
97 static void mptfc_set_rport_loss_tmo(struct fc_rport
*rport
, uint32_t timeout
);
98 static void __devexit
mptfc_remove(struct pci_dev
*pdev
);
100 static struct scsi_host_template mptfc_driver_template
= {
101 .module
= THIS_MODULE
,
102 .proc_name
= "mptfc",
103 .proc_info
= mptscsih_proc_info
,
104 .name
= "MPT FC Host",
105 .info
= mptscsih_info
,
106 .queuecommand
= mptfc_qcmd
,
107 .target_alloc
= mptfc_target_alloc
,
108 .slave_alloc
= mptfc_slave_alloc
,
109 .slave_configure
= mptscsih_slave_configure
,
110 .target_destroy
= mptfc_target_destroy
,
111 .slave_destroy
= mptscsih_slave_destroy
,
112 .change_queue_depth
= mptscsih_change_queue_depth
,
113 .eh_abort_handler
= mptscsih_abort
,
114 .eh_device_reset_handler
= mptscsih_dev_reset
,
115 .eh_bus_reset_handler
= mptscsih_bus_reset
,
116 .eh_host_reset_handler
= mptscsih_host_reset
,
117 .bios_param
= mptscsih_bios_param
,
118 .can_queue
= MPT_FC_CAN_QUEUE
,
120 .sg_tablesize
= MPT_SCSI_SG_DEPTH
,
123 .use_clustering
= ENABLE_CLUSTERING
,
126 /****************************************************************************
130 static struct pci_device_id mptfc_pci_table
[] = {
131 { PCI_VENDOR_ID_LSI_LOGIC
, MPI_MANUFACTPAGE_DEVICEID_FC909
,
132 PCI_ANY_ID
, PCI_ANY_ID
},
133 { PCI_VENDOR_ID_LSI_LOGIC
, MPI_MANUFACTPAGE_DEVICEID_FC919
,
134 PCI_ANY_ID
, PCI_ANY_ID
},
135 { PCI_VENDOR_ID_LSI_LOGIC
, MPI_MANUFACTPAGE_DEVICEID_FC929
,
136 PCI_ANY_ID
, PCI_ANY_ID
},
137 { PCI_VENDOR_ID_LSI_LOGIC
, MPI_MANUFACTPAGE_DEVICEID_FC919X
,
138 PCI_ANY_ID
, PCI_ANY_ID
},
139 { PCI_VENDOR_ID_LSI_LOGIC
, MPI_MANUFACTPAGE_DEVICEID_FC929X
,
140 PCI_ANY_ID
, PCI_ANY_ID
},
141 { PCI_VENDOR_ID_LSI_LOGIC
, MPI_MANUFACTPAGE_DEVICEID_FC939X
,
142 PCI_ANY_ID
, PCI_ANY_ID
},
143 { PCI_VENDOR_ID_LSI_LOGIC
, MPI_MANUFACTPAGE_DEVICEID_FC949X
,
144 PCI_ANY_ID
, PCI_ANY_ID
},
145 { PCI_VENDOR_ID_LSI_LOGIC
, MPI_MANUFACTPAGE_DEVICEID_FC949E
,
146 PCI_ANY_ID
, PCI_ANY_ID
},
147 {0} /* Terminating entry */
149 MODULE_DEVICE_TABLE(pci
, mptfc_pci_table
);
151 static struct scsi_transport_template
*mptfc_transport_template
= NULL
;
153 static struct fc_function_template mptfc_transport_functions
= {
154 .dd_fcrport_size
= 8,
155 .show_host_node_name
= 1,
156 .show_host_port_name
= 1,
157 .show_host_supported_classes
= 1,
158 .show_host_port_id
= 1,
159 .show_rport_supported_classes
= 1,
160 .show_starget_node_name
= 1,
161 .show_starget_port_name
= 1,
162 .show_starget_port_id
= 1,
163 .set_rport_dev_loss_tmo
= mptfc_set_rport_loss_tmo
,
164 .show_rport_dev_loss_tmo
= 1,
169 mptfc_set_rport_loss_tmo(struct fc_rport
*rport
, uint32_t timeout
)
172 rport
->dev_loss_tmo
= timeout
;
174 rport
->dev_loss_tmo
= mptfc_dev_loss_tmo
;
178 mptfc_FcDevPage0_cmp_func(const void *a
, const void *b
)
180 FCDevicePage0_t
**aa
= (FCDevicePage0_t
**)a
;
181 FCDevicePage0_t
**bb
= (FCDevicePage0_t
**)b
;
183 if ((*aa
)->CurrentBus
== (*bb
)->CurrentBus
) {
184 if ((*aa
)->CurrentTargetID
== (*bb
)->CurrentTargetID
)
186 if ((*aa
)->CurrentTargetID
< (*bb
)->CurrentTargetID
)
190 if ((*aa
)->CurrentBus
< (*bb
)->CurrentBus
)
196 mptfc_GetFcDevPage0(MPT_ADAPTER
*ioc
, int ioc_port
,
197 void(*func
)(MPT_ADAPTER
*ioc
,int channel
, FCDevicePage0_t
*arg
))
199 ConfigPageHeader_t hdr
;
201 FCDevicePage0_t
*ppage0_alloc
, *fc
;
202 dma_addr_t page0_dma
;
206 FCDevicePage0_t
*p0_array
=NULL
, *p_p0
;
207 FCDevicePage0_t
**pp0_array
=NULL
, **p_pp0
;
210 U32 port_id
= 0xffffff;
212 int max_bus
= ioc
->facts
.MaxBuses
;
213 int max_targ
= ioc
->facts
.MaxDevices
;
215 if (max_bus
== 0 || max_targ
== 0)
218 data_sz
= sizeof(FCDevicePage0_t
) * max_bus
* max_targ
;
219 p_p0
= p0_array
= kzalloc(data_sz
, GFP_KERNEL
);
223 data_sz
= sizeof(FCDevicePage0_t
*) * max_bus
* max_targ
;
224 p_pp0
= pp0_array
= kzalloc(data_sz
, GFP_KERNEL
);
229 /* Get FC Device Page 0 header */
233 hdr
.PageType
= MPI_CONFIG_PAGETYPE_FC_DEVICE
;
234 cfg
.cfghdr
.hdr
= &hdr
;
236 cfg
.action
= MPI_CONFIG_ACTION_PAGE_HEADER
;
238 cfg
.pageAddr
= port_id
;
241 if ((rc
= mpt_config(ioc
, &cfg
)) != 0)
244 if (hdr
.PageLength
<= 0)
247 data_sz
= hdr
.PageLength
* 4;
248 ppage0_alloc
= pci_alloc_consistent(ioc
->pcidev
, data_sz
,
254 cfg
.physAddr
= page0_dma
;
255 cfg
.action
= MPI_CONFIG_ACTION_PAGE_READ_CURRENT
;
257 if ((rc
= mpt_config(ioc
, &cfg
)) == 0) {
258 ppage0_alloc
->PortIdentifier
=
259 le32_to_cpu(ppage0_alloc
->PortIdentifier
);
261 ppage0_alloc
->WWNN
.Low
=
262 le32_to_cpu(ppage0_alloc
->WWNN
.Low
);
264 ppage0_alloc
->WWNN
.High
=
265 le32_to_cpu(ppage0_alloc
->WWNN
.High
);
267 ppage0_alloc
->WWPN
.Low
=
268 le32_to_cpu(ppage0_alloc
->WWPN
.Low
);
270 ppage0_alloc
->WWPN
.High
=
271 le32_to_cpu(ppage0_alloc
->WWPN
.High
);
273 ppage0_alloc
->BBCredit
=
274 le16_to_cpu(ppage0_alloc
->BBCredit
);
276 ppage0_alloc
->MaxRxFrameSize
=
277 le16_to_cpu(ppage0_alloc
->MaxRxFrameSize
);
279 port_id
= ppage0_alloc
->PortIdentifier
;
281 *p_p0
= *ppage0_alloc
; /* save data */
282 *p_pp0
++ = p_p0
++; /* save addr */
284 pci_free_consistent(ioc
->pcidev
, data_sz
,
285 (u8
*) ppage0_alloc
, page0_dma
);
289 } while (port_id
<= 0xff0000);
294 sort (pp0_array
, num_targ
, sizeof(FCDevicePage0_t
*),
295 mptfc_FcDevPage0_cmp_func
, NULL
);
296 /* call caller's func for each targ */
297 for (ii
= 0; ii
< num_targ
; ii
++) {
298 fc
= *(pp0_array
+ii
);
299 func(ioc
, ioc_port
, fc
);
310 mptfc_generate_rport_ids(FCDevicePage0_t
*pg0
, struct fc_rport_identifiers
*rid
)
312 /* not currently usable */
313 if (pg0
->Flags
& (MPI_FC_DEVICE_PAGE0_FLAGS_PLOGI_INVALID
|
314 MPI_FC_DEVICE_PAGE0_FLAGS_PRLI_INVALID
))
317 if (!(pg0
->Flags
& MPI_FC_DEVICE_PAGE0_FLAGS_TARGETID_BUS_VALID
))
320 if (!(pg0
->Protocol
& MPI_FC_DEVICE_PAGE0_PROT_FCP_TARGET
))
324 * board data structure already normalized to platform endianness
325 * shifted to avoid unaligned access on 64 bit architecture
327 rid
->node_name
= ((u64
)pg0
->WWNN
.High
) << 32 | (u64
)pg0
->WWNN
.Low
;
328 rid
->port_name
= ((u64
)pg0
->WWPN
.High
) << 32 | (u64
)pg0
->WWPN
.Low
;
329 rid
->port_id
= pg0
->PortIdentifier
;
330 rid
->roles
= FC_RPORT_ROLE_UNKNOWN
;
336 mptfc_register_dev(MPT_ADAPTER
*ioc
, int channel
, FCDevicePage0_t
*pg0
)
338 struct fc_rport_identifiers rport_ids
;
339 struct fc_rport
*rport
;
340 struct mptfc_rport_info
*ri
;
344 u32 roles
= FC_RPORT_ROLE_UNKNOWN
;
346 if (mptfc_generate_rport_ids(pg0
, &rport_ids
) < 0)
349 roles
|= FC_RPORT_ROLE_FCP_TARGET
;
350 if (pg0
->Protocol
& MPI_FC_DEVICE_PAGE0_PROT_FCP_INITIATOR
)
351 roles
|= FC_RPORT_ROLE_FCP_INITIATOR
;
353 /* scan list looking for a match */
354 list_for_each_entry(ri
, &ioc
->fc_rports
, list
) {
355 pn
= (u64
)ri
->pg0
.WWPN
.High
<< 32 | (u64
)ri
->pg0
.WWPN
.Low
;
356 if (pn
== rport_ids
.port_name
) { /* match */
357 list_move_tail(&ri
->list
, &ioc
->fc_rports
);
362 if (new_ri
) { /* allocate one */
363 ri
= kzalloc(sizeof(struct mptfc_rport_info
), GFP_KERNEL
);
366 list_add_tail(&ri
->list
, &ioc
->fc_rports
);
369 ri
->pg0
= *pg0
; /* add/update pg0 data */
370 ri
->flags
&= ~MPT_RPORT_INFO_FLAGS_MISSING
;
372 /* MPT_RPORT_INFO_FLAGS_REGISTERED - rport not previously deleted */
373 if (!(ri
->flags
& MPT_RPORT_INFO_FLAGS_REGISTERED
)) {
374 ri
->flags
|= MPT_RPORT_INFO_FLAGS_REGISTERED
;
375 rport
= fc_remote_port_add(ioc
->sh
, channel
, &rport_ids
);
378 if (new_ri
) /* may have been reset by user */
379 rport
->dev_loss_tmo
= mptfc_dev_loss_tmo
;
381 * if already mapped, remap here. If not mapped,
382 * target_alloc will allocate vtarget and map,
383 * slave_alloc will fill in vdev from vtarget.
386 vtarget
= ri
->starget
->hostdata
;
388 vtarget
->target_id
= pg0
->CurrentTargetID
;
389 vtarget
->bus_id
= pg0
->CurrentBus
;
392 *((struct mptfc_rport_info
**)rport
->dd_data
) = ri
;
393 /* scan will be scheduled once rport becomes a target */
394 fc_remote_port_rolechg(rport
,roles
);
396 pn
= (u64
)ri
->pg0
.WWPN
.High
<< 32 | (u64
)ri
->pg0
.WWPN
.Low
;
397 nn
= (u64
)ri
->pg0
.WWNN
.High
<< 32 | (u64
)ri
->pg0
.WWNN
.Low
;
398 dfcprintk ((MYIOC_s_INFO_FMT
399 "mptfc_reg_dev.%d: %x, %llx / %llx, tid %d, "
400 "rport tid %d, tmo %d\n",
404 (unsigned long long)nn
,
405 (unsigned long long)pn
,
406 pg0
->CurrentTargetID
,
407 ri
->rport
->scsi_target_id
,
408 ri
->rport
->dev_loss_tmo
));
418 * OS entry point to allow for host driver to free allocated memory
419 * Called if no device present or device being unloaded
422 mptfc_target_destroy(struct scsi_target
*starget
)
424 struct fc_rport
*rport
;
425 struct mptfc_rport_info
*ri
;
427 rport
= starget_to_rport(starget
);
429 ri
= *((struct mptfc_rport_info
**)rport
->dd_data
);
430 if (ri
) /* better be! */
433 if (starget
->hostdata
)
434 kfree(starget
->hostdata
);
435 starget
->hostdata
= NULL
;
439 * OS entry point to allow host driver to alloc memory
440 * for each scsi target. Called once per device the bus scan.
441 * Return non-zero if allocation fails.
444 mptfc_target_alloc(struct scsi_target
*starget
)
447 struct fc_rport
*rport
;
448 struct mptfc_rport_info
*ri
;
451 vtarget
= kzalloc(sizeof(VirtTarget
), GFP_KERNEL
);
454 starget
->hostdata
= vtarget
;
457 rport
= starget_to_rport(starget
);
459 ri
= *((struct mptfc_rport_info
**)rport
->dd_data
);
460 if (ri
) { /* better be! */
461 vtarget
->target_id
= ri
->pg0
.CurrentTargetID
;
462 vtarget
->bus_id
= ri
->pg0
.CurrentBus
;
463 ri
->starget
= starget
;
469 starget
->hostdata
= NULL
;
476 * OS entry point to allow host driver to alloc memory
477 * for each scsi device. Called once per device the bus scan.
478 * Return non-zero if allocation fails.
479 * Init memory once per LUN.
482 mptfc_slave_alloc(struct scsi_device
*sdev
)
487 struct scsi_target
*starget
;
488 struct fc_rport
*rport
;
491 starget
= scsi_target(sdev
);
492 rport
= starget_to_rport(starget
);
494 if (!rport
|| fc_remote_port_chkready(rport
))
497 hd
= (MPT_SCSI_HOST
*)sdev
->host
->hostdata
;
499 vdev
= kzalloc(sizeof(VirtDevice
), GFP_KERNEL
);
501 printk(MYIOC_s_ERR_FMT
"slave_alloc kmalloc(%zd) FAILED!\n",
502 hd
->ioc
->name
, sizeof(VirtDevice
));
507 sdev
->hostdata
= vdev
;
508 vtarget
= starget
->hostdata
;
510 if (vtarget
->num_luns
== 0) {
511 vtarget
->ioc_id
= hd
->ioc
->id
;
512 vtarget
->tflags
= MPT_TARGET_FLAGS_Q_YES
;
513 hd
->Targets
[sdev
->id
] = vtarget
;
516 vdev
->vtarget
= vtarget
;
517 vdev
->lun
= sdev
->lun
;
525 struct mptfc_rport_info
*ri
;
526 ri
= *((struct mptfc_rport_info
**)rport
->dd_data
);
527 pn
= (u64
)ri
->pg0
.WWPN
.High
<< 32 | (u64
)ri
->pg0
.WWPN
.Low
;
528 nn
= (u64
)ri
->pg0
.WWNN
.High
<< 32 | (u64
)ri
->pg0
.WWNN
.Low
;
529 dfcprintk ((MYIOC_s_INFO_FMT
530 "mptfc_slv_alloc.%d: num_luns %d, sdev.id %d, "
531 "CurrentTargetID %d, %x %llx %llx\n",
535 sdev
->id
, ri
->pg0
.CurrentTargetID
,
536 ri
->pg0
.PortIdentifier
,
537 (unsigned long long)pn
,
538 (unsigned long long)nn
));
546 mptfc_qcmd(struct scsi_cmnd
*SCpnt
, void (*done
)(struct scsi_cmnd
*))
548 struct mptfc_rport_info
*ri
;
549 struct fc_rport
*rport
= starget_to_rport(scsi_target(SCpnt
->device
));
552 err
= fc_remote_port_chkready(rport
);
559 /* dd_data is null until finished adding target */
560 ri
= *((struct mptfc_rport_info
**)rport
->dd_data
);
562 dfcprintk ((MYIOC_s_INFO_FMT
563 "mptfc_qcmd.%d: %d:%d, dd_data is null.\n",
564 ((MPT_SCSI_HOST
*) SCpnt
->device
->host
->hostdata
)->ioc
->name
,
565 ((MPT_SCSI_HOST
*) SCpnt
->device
->host
->hostdata
)->ioc
->sh
->host_no
,
566 SCpnt
->device
->id
,SCpnt
->device
->lun
));
567 SCpnt
->result
= DID_IMM_RETRY
<< 16;
572 err
= mptscsih_qcmd(SCpnt
,done
);
575 dfcprintk ((MYIOC_s_INFO_FMT
576 "mptfc_qcmd.%d: %d:%d, mptscsih_qcmd returns non-zero, (%x).\n",
577 ((MPT_SCSI_HOST
*) SCpnt
->device
->host
->hostdata
)->ioc
->name
,
578 ((MPT_SCSI_HOST
*) SCpnt
->device
->host
->hostdata
)->ioc
->sh
->host_no
,
579 SCpnt
->device
->id
,SCpnt
->device
->lun
,err
));
586 * mptfc_GetFcPortPage0 - Fetch FCPort config Page0.
587 * @ioc: Pointer to MPT_ADAPTER structure
588 * @portnum: IOC Port number
590 * Return: 0 for success
591 * -ENOMEM if no memory available
592 * -EPERM if not allowed due to ISR context
593 * -EAGAIN if no msg frames currently available
594 * -EFAULT for non-successful reply or no reply (timeout)
595 * -EINVAL portnum arg out of range (hardwired to two elements)
598 mptfc_GetFcPortPage0(MPT_ADAPTER
*ioc
, int portnum
)
600 ConfigPageHeader_t hdr
;
602 FCPortPage0_t
*ppage0_alloc
;
603 FCPortPage0_t
*pp0dest
;
604 dma_addr_t page0_dma
;
613 /* Get FCPort Page 0 header */
617 hdr
.PageType
= MPI_CONFIG_PAGETYPE_FC_PORT
;
618 cfg
.cfghdr
.hdr
= &hdr
;
620 cfg
.action
= MPI_CONFIG_ACTION_PAGE_HEADER
;
622 cfg
.pageAddr
= portnum
;
625 if ((rc
= mpt_config(ioc
, &cfg
)) != 0)
628 if (hdr
.PageLength
== 0)
631 data_sz
= hdr
.PageLength
* 4;
633 ppage0_alloc
= (FCPortPage0_t
*) pci_alloc_consistent(ioc
->pcidev
, data_sz
, &page0_dma
);
637 memset((u8
*)ppage0_alloc
, 0, data_sz
);
638 cfg
.physAddr
= page0_dma
;
639 cfg
.action
= MPI_CONFIG_ACTION_PAGE_READ_CURRENT
;
641 if ((rc
= mpt_config(ioc
, &cfg
)) == 0) {
643 pp0dest
= &ioc
->fc_port_page0
[portnum
];
644 copy_sz
= min_t(int, sizeof(FCPortPage0_t
), data_sz
);
645 memcpy(pp0dest
, ppage0_alloc
, copy_sz
);
648 * Normalize endianness of structure data,
649 * by byte-swapping all > 1 byte fields!
651 pp0dest
->Flags
= le32_to_cpu(pp0dest
->Flags
);
652 pp0dest
->PortIdentifier
= le32_to_cpu(pp0dest
->PortIdentifier
);
653 pp0dest
->WWNN
.Low
= le32_to_cpu(pp0dest
->WWNN
.Low
);
654 pp0dest
->WWNN
.High
= le32_to_cpu(pp0dest
->WWNN
.High
);
655 pp0dest
->WWPN
.Low
= le32_to_cpu(pp0dest
->WWPN
.Low
);
656 pp0dest
->WWPN
.High
= le32_to_cpu(pp0dest
->WWPN
.High
);
657 pp0dest
->SupportedServiceClass
= le32_to_cpu(pp0dest
->SupportedServiceClass
);
658 pp0dest
->SupportedSpeeds
= le32_to_cpu(pp0dest
->SupportedSpeeds
);
659 pp0dest
->CurrentSpeed
= le32_to_cpu(pp0dest
->CurrentSpeed
);
660 pp0dest
->MaxFrameSize
= le32_to_cpu(pp0dest
->MaxFrameSize
);
661 pp0dest
->FabricWWNN
.Low
= le32_to_cpu(pp0dest
->FabricWWNN
.Low
);
662 pp0dest
->FabricWWNN
.High
= le32_to_cpu(pp0dest
->FabricWWNN
.High
);
663 pp0dest
->FabricWWPN
.Low
= le32_to_cpu(pp0dest
->FabricWWPN
.Low
);
664 pp0dest
->FabricWWPN
.High
= le32_to_cpu(pp0dest
->FabricWWPN
.High
);
665 pp0dest
->DiscoveredPortsCount
= le32_to_cpu(pp0dest
->DiscoveredPortsCount
);
666 pp0dest
->MaxInitiators
= le32_to_cpu(pp0dest
->MaxInitiators
);
669 * if still doing discovery,
670 * hang loose a while until finished
672 if (pp0dest
->PortState
== MPI_FCPORTPAGE0_PORTSTATE_UNKNOWN
) {
677 printk(MYIOC_s_INFO_FMT
"Firmware discovery not"
683 pci_free_consistent(ioc
->pcidev
, data_sz
, (u8
*) ppage0_alloc
, page0_dma
);
690 mptfc_WriteFcPortPage1(MPT_ADAPTER
*ioc
, int portnum
)
692 ConfigPageHeader_t hdr
;
699 if (!(ioc
->fc_data
.fc_port_page1
[portnum
].data
))
702 /* get fcport page 1 header */
706 hdr
.PageType
= MPI_CONFIG_PAGETYPE_FC_PORT
;
707 cfg
.cfghdr
.hdr
= &hdr
;
709 cfg
.action
= MPI_CONFIG_ACTION_PAGE_HEADER
;
711 cfg
.pageAddr
= portnum
;
714 if ((rc
= mpt_config(ioc
, &cfg
)) != 0)
717 if (hdr
.PageLength
== 0)
720 if (hdr
.PageLength
*4 != ioc
->fc_data
.fc_port_page1
[portnum
].pg_sz
)
723 cfg
.physAddr
= ioc
->fc_data
.fc_port_page1
[portnum
].dma
;
724 cfg
.action
= MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT
;
727 rc
= mpt_config(ioc
, &cfg
);
733 mptfc_GetFcPortPage1(MPT_ADAPTER
*ioc
, int portnum
)
735 ConfigPageHeader_t hdr
;
737 FCPortPage1_t
*page1_alloc
;
738 dma_addr_t page1_dma
;
745 /* get fcport page 1 header */
749 hdr
.PageType
= MPI_CONFIG_PAGETYPE_FC_PORT
;
750 cfg
.cfghdr
.hdr
= &hdr
;
752 cfg
.action
= MPI_CONFIG_ACTION_PAGE_HEADER
;
754 cfg
.pageAddr
= portnum
;
757 if ((rc
= mpt_config(ioc
, &cfg
)) != 0)
760 if (hdr
.PageLength
== 0)
765 if (ioc
->fc_data
.fc_port_page1
[portnum
].data
== NULL
) {
766 data_sz
= hdr
.PageLength
* 4;
767 if (data_sz
< sizeof(FCPortPage1_t
))
768 data_sz
= sizeof(FCPortPage1_t
);
770 page1_alloc
= (FCPortPage1_t
*) pci_alloc_consistent(ioc
->pcidev
,
777 page1_alloc
= ioc
->fc_data
.fc_port_page1
[portnum
].data
;
778 page1_dma
= ioc
->fc_data
.fc_port_page1
[portnum
].dma
;
779 data_sz
= ioc
->fc_data
.fc_port_page1
[portnum
].pg_sz
;
780 if (hdr
.PageLength
* 4 > data_sz
) {
781 ioc
->fc_data
.fc_port_page1
[portnum
].data
= NULL
;
782 pci_free_consistent(ioc
->pcidev
, data_sz
, (u8
*)
783 page1_alloc
, page1_dma
);
788 memset(page1_alloc
,0,data_sz
);
790 cfg
.physAddr
= page1_dma
;
791 cfg
.action
= MPI_CONFIG_ACTION_PAGE_READ_CURRENT
;
793 if ((rc
= mpt_config(ioc
, &cfg
)) == 0) {
794 ioc
->fc_data
.fc_port_page1
[portnum
].data
= page1_alloc
;
795 ioc
->fc_data
.fc_port_page1
[portnum
].pg_sz
= data_sz
;
796 ioc
->fc_data
.fc_port_page1
[portnum
].dma
= page1_dma
;
799 ioc
->fc_data
.fc_port_page1
[portnum
].data
= NULL
;
800 pci_free_consistent(ioc
->pcidev
, data_sz
, (u8
*)
801 page1_alloc
, page1_dma
);
808 mptfc_SetFcPortPage1_defaults(MPT_ADAPTER
*ioc
)
813 #define MPTFC_FW_DEVICE_TIMEOUT (1)
814 #define MPTFC_FW_IO_PEND_TIMEOUT (1)
815 #define ON_FLAGS (MPI_FCPORTPAGE1_FLAGS_IMMEDIATE_ERROR_REPLY)
816 #define OFF_FLAGS (MPI_FCPORTPAGE1_FLAGS_VERBOSE_RESCAN_EVENTS)
818 for (ii
=0; ii
<ioc
->facts
.NumberOfPorts
; ii
++) {
819 if (mptfc_GetFcPortPage1(ioc
, ii
) != 0)
821 pp1
= ioc
->fc_data
.fc_port_page1
[ii
].data
;
822 if ((pp1
->InitiatorDeviceTimeout
== MPTFC_FW_DEVICE_TIMEOUT
)
823 && (pp1
->InitiatorIoPendTimeout
== MPTFC_FW_IO_PEND_TIMEOUT
)
824 && ((pp1
->Flags
& ON_FLAGS
) == ON_FLAGS
)
825 && ((pp1
->Flags
& OFF_FLAGS
) == 0))
827 pp1
->InitiatorDeviceTimeout
= MPTFC_FW_DEVICE_TIMEOUT
;
828 pp1
->InitiatorIoPendTimeout
= MPTFC_FW_IO_PEND_TIMEOUT
;
829 pp1
->Flags
&= ~OFF_FLAGS
;
830 pp1
->Flags
|= ON_FLAGS
;
831 mptfc_WriteFcPortPage1(ioc
, ii
);
837 mptfc_init_host_attr(MPT_ADAPTER
*ioc
,int portnum
)
839 unsigned class = 0, cos
= 0;
841 /* don't know what to do as only one scsi (fc) host was allocated */
845 class = ioc
->fc_port_page0
[portnum
].SupportedServiceClass
;
846 if (class & MPI_FCPORTPAGE0_SUPPORT_CLASS_1
)
847 cos
|= FC_COS_CLASS1
;
848 if (class & MPI_FCPORTPAGE0_SUPPORT_CLASS_2
)
849 cos
|= FC_COS_CLASS2
;
850 if (class & MPI_FCPORTPAGE0_SUPPORT_CLASS_3
)
851 cos
|= FC_COS_CLASS3
;
853 fc_host_node_name(ioc
->sh
) =
854 (u64
)ioc
->fc_port_page0
[portnum
].WWNN
.High
<< 32
855 | (u64
)ioc
->fc_port_page0
[portnum
].WWNN
.Low
;
857 fc_host_port_name(ioc
->sh
) =
858 (u64
)ioc
->fc_port_page0
[portnum
].WWPN
.High
<< 32
859 | (u64
)ioc
->fc_port_page0
[portnum
].WWPN
.Low
;
861 fc_host_port_id(ioc
->sh
) = ioc
->fc_port_page0
[portnum
].PortIdentifier
;
863 fc_host_supported_classes(ioc
->sh
) = cos
;
865 fc_host_tgtid_bind_type(ioc
->sh
) = FC_TGTID_BIND_BY_WWPN
;
869 mptfc_setup_reset(void *arg
)
871 MPT_ADAPTER
*ioc
= (MPT_ADAPTER
*)arg
;
873 struct mptfc_rport_info
*ri
;
875 /* reset about to happen, delete (block) all rports */
876 list_for_each_entry(ri
, &ioc
->fc_rports
, list
) {
877 if (ri
->flags
& MPT_RPORT_INFO_FLAGS_REGISTERED
) {
878 ri
->flags
&= ~MPT_RPORT_INFO_FLAGS_REGISTERED
;
879 fc_remote_port_delete(ri
->rport
); /* won't sleep */
882 pn
= (u64
)ri
->pg0
.WWPN
.High
<< 32 |
883 (u64
)ri
->pg0
.WWPN
.Low
;
884 dfcprintk ((MYIOC_s_INFO_FMT
885 "mptfc_setup_reset.%d: %llx deleted\n",
888 (unsigned long long)pn
));
894 mptfc_rescan_devices(void *arg
)
896 MPT_ADAPTER
*ioc
= (MPT_ADAPTER
*)arg
;
901 struct mptfc_rport_info
*ri
;
904 /* start by tagging all ports as missing */
905 list_for_each_entry(ri
, &ioc
->fc_rports
, list
) {
906 if (ri
->flags
& MPT_RPORT_INFO_FLAGS_REGISTERED
) {
907 ri
->flags
|= MPT_RPORT_INFO_FLAGS_MISSING
;
912 * now rescan devices known to adapter,
913 * will reregister existing rports
915 for (ii
=0; ii
< ioc
->facts
.NumberOfPorts
; ii
++) {
916 (void) mptfc_GetFcPortPage0(ioc
, ii
);
917 mptfc_init_host_attr(ioc
,ii
); /* refresh */
918 mptfc_GetFcDevPage0(ioc
,ii
,mptfc_register_dev
);
921 /* delete devices still missing */
922 list_for_each_entry(ri
, &ioc
->fc_rports
, list
) {
923 /* if newly missing, delete it */
924 if (ri
->flags
& MPT_RPORT_INFO_FLAGS_MISSING
) {
926 ri
->flags
&= ~(MPT_RPORT_INFO_FLAGS_REGISTERED
|
927 MPT_RPORT_INFO_FLAGS_MISSING
);
928 fc_remote_port_delete(ri
->rport
); /* won't sleep */
931 pn
= (u64
)ri
->pg0
.WWPN
.High
<< 32 |
932 (u64
)ri
->pg0
.WWPN
.Low
;
933 dfcprintk ((MYIOC_s_INFO_FMT
934 "mptfc_rescan.%d: %llx deleted\n",
937 (unsigned long long)pn
));
942 * allow multiple passes as target state
943 * might have changed during scan
945 spin_lock_irqsave(&ioc
->fc_rescan_work_lock
, flags
);
946 if (ioc
->fc_rescan_work_count
> 2) /* only need one more */
947 ioc
->fc_rescan_work_count
= 2;
948 work_to_do
= --ioc
->fc_rescan_work_count
;
949 spin_unlock_irqrestore(&ioc
->fc_rescan_work_lock
, flags
);
950 } while (work_to_do
);
954 mptfc_probe(struct pci_dev
*pdev
, const struct pci_device_id
*id
)
956 struct Scsi_Host
*sh
;
967 if ((r
= mpt_attach(pdev
,id
)) != 0)
970 ioc
= pci_get_drvdata(pdev
);
971 ioc
->DoneCtx
= mptfcDoneCtx
;
972 ioc
->TaskCtx
= mptfcTaskCtx
;
973 ioc
->InternalCtx
= mptfcInternalCtx
;
975 /* Added sanity check on readiness of the MPT adapter.
977 if (ioc
->last_state
!= MPI_IOC_STATE_OPERATIONAL
) {
978 printk(MYIOC_s_WARN_FMT
979 "Skipping because it's not operational!\n",
982 goto out_mptfc_probe
;
986 printk(MYIOC_s_WARN_FMT
"Skipping because it's disabled!\n",
989 goto out_mptfc_probe
;
992 /* Sanity check - ensure at least 1 port is INITIATOR capable
995 for (ii
=0; ii
< ioc
->facts
.NumberOfPorts
; ii
++) {
996 if (ioc
->pfacts
[ii
].ProtocolFlags
&
997 MPI_PORTFACTS_PROTOCOL_INITIATOR
)
1002 printk(MYIOC_s_WARN_FMT
1003 "Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n",
1008 sh
= scsi_host_alloc(&mptfc_driver_template
, sizeof(MPT_SCSI_HOST
));
1011 printk(MYIOC_s_WARN_FMT
1012 "Unable to register controller with SCSI subsystem\n",
1015 goto out_mptfc_probe
;
1018 spin_lock_init(&ioc
->fc_rescan_work_lock
);
1019 INIT_WORK(&ioc
->fc_rescan_work
, mptfc_rescan_devices
,(void *)ioc
);
1020 INIT_WORK(&ioc
->fc_setup_reset_work
, mptfc_setup_reset
, (void *)ioc
);
1022 spin_lock_irqsave(&ioc
->FreeQlock
, flags
);
1024 /* Attach the SCSI Host to the IOC structure
1032 /* set 16 byte cdb's */
1033 sh
->max_cmd_len
= 16;
1035 sh
->max_id
= MPT_MAX_FC_DEVICES
<256 ? MPT_MAX_FC_DEVICES
: 255;
1037 sh
->max_lun
= MPT_LAST_LUN
+ 1;
1038 sh
->max_channel
= 0;
1039 sh
->this_id
= ioc
->pfacts
[0].PortSCSIID
;
1043 sh
->unique_id
= ioc
->id
;
1045 /* Verify that we won't exceed the maximum
1046 * number of chain buffers
1047 * We can optimize: ZZ = req_sz/sizeof(SGE)
1049 * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ
1050 * + (req_sz - 64)/sizeof(SGE)
1051 * A slightly different algorithm is required for
1054 scale
= ioc
->req_sz
/(sizeof(dma_addr_t
) + sizeof(u32
));
1055 if (sizeof(dma_addr_t
) == sizeof(u64
)) {
1056 numSGE
= (scale
- 1) *
1057 (ioc
->facts
.MaxChainDepth
-1) + scale
+
1058 (ioc
->req_sz
- 60) / (sizeof(dma_addr_t
) +
1061 numSGE
= 1 + (scale
- 1) *
1062 (ioc
->facts
.MaxChainDepth
-1) + scale
+
1063 (ioc
->req_sz
- 64) / (sizeof(dma_addr_t
) +
1067 if (numSGE
< sh
->sg_tablesize
) {
1068 /* Reset this value */
1069 dprintk((MYIOC_s_INFO_FMT
1070 "Resetting sg_tablesize to %d from %d\n",
1071 ioc
->name
, numSGE
, sh
->sg_tablesize
));
1072 sh
->sg_tablesize
= numSGE
;
1075 spin_unlock_irqrestore(&ioc
->FreeQlock
, flags
);
1077 hd
= (MPT_SCSI_HOST
*) sh
->hostdata
;
1080 /* SCSI needs scsi_cmnd lookup table!
1081 * (with size equal to req_depth*PtrSz!)
1083 hd
->ScsiLookup
= kcalloc(ioc
->req_depth
, sizeof(void *), GFP_ATOMIC
);
1084 if (!hd
->ScsiLookup
) {
1086 goto out_mptfc_probe
;
1089 dprintk((MYIOC_s_INFO_FMT
"ScsiLookup @ %p\n",
1090 ioc
->name
, hd
->ScsiLookup
));
1092 /* Allocate memory for the device structures.
1093 * A non-Null pointer at an offset
1094 * indicates a device exists.
1095 * max_id = 1 + maximum id (hosts.h)
1097 hd
->Targets
= kcalloc(sh
->max_id
, sizeof(void *), GFP_ATOMIC
);
1100 goto out_mptfc_probe
;
1103 dprintk((KERN_INFO
" vdev @ %p\n", hd
->Targets
));
1105 /* Clear the TM flags
1108 hd
->tmState
= TM_STATE_NONE
;
1109 hd
->resetPending
= 0;
1110 hd
->abortSCpnt
= NULL
;
1112 /* Clear the pointer used to store
1113 * single-threaded commands, i.e., those
1114 * issued during a bus scan, dv and
1115 * configuration pages.
1119 /* Initialize this SCSI Hosts' timers
1120 * To use, set the timer expires field
1123 init_timer(&hd
->timer
);
1124 hd
->timer
.data
= (unsigned long) hd
;
1125 hd
->timer
.function
= mptscsih_timer_expired
;
1127 init_waitqueue_head(&hd
->scandv_waitq
);
1128 hd
->scandv_wait_done
= 0;
1129 hd
->last_queue_full
= 0;
1131 sh
->transportt
= mptfc_transport_template
;
1132 error
= scsi_add_host (sh
, &ioc
->pcidev
->dev
);
1134 dprintk((KERN_ERR MYNAM
1135 "scsi_add_host failed\n"));
1136 goto out_mptfc_probe
;
1139 /* initialize workqueue */
1141 snprintf(ioc
->fc_rescan_work_q_name
, KOBJ_NAME_LEN
, "mptfc_wq_%d",
1143 ioc
->fc_rescan_work_q
=
1144 create_singlethread_workqueue(ioc
->fc_rescan_work_q_name
);
1145 if (!ioc
->fc_rescan_work_q
)
1146 goto out_mptfc_probe
;
1149 * Pre-fetch FC port WWN and stuff...
1150 * (FCPortPage0_t stuff)
1152 for (ii
=0; ii
< ioc
->facts
.NumberOfPorts
; ii
++) {
1153 (void) mptfc_GetFcPortPage0(ioc
, ii
);
1155 mptfc_SetFcPortPage1_defaults(ioc
);
1159 * by doing it via the workqueue, some locking is eliminated
1162 ioc
->fc_rescan_work_count
= 1;
1163 queue_work(ioc
->fc_rescan_work_q
, &ioc
->fc_rescan_work
);
1164 flush_workqueue(ioc
->fc_rescan_work_q
);
1170 mptscsih_remove(pdev
);
1174 static struct pci_driver mptfc_driver
= {
1176 .id_table
= mptfc_pci_table
,
1177 .probe
= mptfc_probe
,
1178 .remove
= __devexit_p(mptfc_remove
),
1179 .shutdown
= mptscsih_shutdown
,
1181 .suspend
= mptscsih_suspend
,
1182 .resume
= mptscsih_resume
,
1187 mptfc_event_process(MPT_ADAPTER
*ioc
, EventNotificationReply_t
*pEvReply
)
1190 u8 event
= le32_to_cpu(pEvReply
->Event
) & 0xFF;
1191 unsigned long flags
;
1194 devtverboseprintk((MYIOC_s_INFO_FMT
"MPT event (=%02Xh) routed to SCSI host driver!\n",
1197 if (ioc
->sh
== NULL
||
1198 ((hd
= (MPT_SCSI_HOST
*)ioc
->sh
->hostdata
) == NULL
))
1202 case MPI_EVENT_RESCAN
:
1203 spin_lock_irqsave(&ioc
->fc_rescan_work_lock
, flags
);
1204 if (ioc
->fc_rescan_work_q
) {
1205 if (ioc
->fc_rescan_work_count
++ == 0) {
1206 queue_work(ioc
->fc_rescan_work_q
,
1207 &ioc
->fc_rescan_work
);
1210 spin_unlock_irqrestore(&ioc
->fc_rescan_work_lock
, flags
);
1213 rc
= mptscsih_event_process(ioc
,pEvReply
);
1220 mptfc_ioc_reset(MPT_ADAPTER
*ioc
, int reset_phase
)
1223 unsigned long flags
;
1225 rc
= mptscsih_ioc_reset(ioc
,reset_phase
);
1230 dtmprintk((KERN_WARNING MYNAM
1231 ": IOC %s_reset routed to FC host driver!\n",
1232 reset_phase
==MPT_IOC_SETUP_RESET
? "setup" : (
1233 reset_phase
==MPT_IOC_PRE_RESET
? "pre" : "post")));
1235 if (reset_phase
== MPT_IOC_SETUP_RESET
) {
1236 spin_lock_irqsave(&ioc
->fc_rescan_work_lock
, flags
);
1237 if (ioc
->fc_rescan_work_q
) {
1238 queue_work(ioc
->fc_rescan_work_q
,
1239 &ioc
->fc_setup_reset_work
);
1241 spin_unlock_irqrestore(&ioc
->fc_rescan_work_lock
, flags
);
1244 else if (reset_phase
== MPT_IOC_PRE_RESET
) {
1247 else { /* MPT_IOC_POST_RESET */
1248 mptfc_SetFcPortPage1_defaults(ioc
);
1249 spin_lock_irqsave(&ioc
->fc_rescan_work_lock
, flags
);
1250 if (ioc
->fc_rescan_work_q
) {
1251 if (ioc
->fc_rescan_work_count
++ == 0) {
1252 queue_work(ioc
->fc_rescan_work_q
,
1253 &ioc
->fc_rescan_work
);
1256 spin_unlock_irqrestore(&ioc
->fc_rescan_work_lock
, flags
);
1261 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1263 * mptfc_init - Register MPT adapter(s) as SCSI host(s) with
1264 * linux scsi mid-layer.
1266 * Returns 0 for success, non-zero for failure.
1273 show_mptmod_ver(my_NAME
, my_VERSION
);
1275 /* sanity check module parameters */
1276 if (mptfc_dev_loss_tmo
<= 0)
1277 mptfc_dev_loss_tmo
= MPTFC_DEV_LOSS_TMO
;
1279 mptfc_transport_template
=
1280 fc_attach_transport(&mptfc_transport_functions
);
1282 if (!mptfc_transport_template
)
1285 mptfcDoneCtx
= mpt_register(mptscsih_io_done
, MPTFC_DRIVER
);
1286 mptfcTaskCtx
= mpt_register(mptscsih_taskmgmt_complete
, MPTFC_DRIVER
);
1287 mptfcInternalCtx
= mpt_register(mptscsih_scandv_complete
, MPTFC_DRIVER
);
1289 if (mpt_event_register(mptfcDoneCtx
, mptfc_event_process
) == 0) {
1290 devtverboseprintk((KERN_INFO MYNAM
1291 ": Registered for IOC event notifications\n"));
1294 if (mpt_reset_register(mptfcDoneCtx
, mptfc_ioc_reset
) == 0) {
1295 dprintk((KERN_INFO MYNAM
1296 ": Registered for IOC reset notifications\n"));
1299 error
= pci_register_driver(&mptfc_driver
);
1301 fc_release_transport(mptfc_transport_template
);
1306 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1308 * mptfc_remove - Removed fc infrastructure for devices
1309 * @pdev: Pointer to pci_dev structure
1312 static void __devexit
1313 mptfc_remove(struct pci_dev
*pdev
)
1315 MPT_ADAPTER
*ioc
= pci_get_drvdata(pdev
);
1316 struct mptfc_rport_info
*p
, *n
;
1317 struct workqueue_struct
*work_q
;
1318 unsigned long flags
;
1321 /* destroy workqueue */
1322 if ((work_q
=ioc
->fc_rescan_work_q
)) {
1323 spin_lock_irqsave(&ioc
->fc_rescan_work_lock
, flags
);
1324 ioc
->fc_rescan_work_q
= NULL
;
1325 spin_unlock_irqrestore(&ioc
->fc_rescan_work_lock
, flags
);
1326 destroy_workqueue(work_q
);
1329 fc_remove_host(ioc
->sh
);
1331 list_for_each_entry_safe(p
, n
, &ioc
->fc_rports
, list
) {
1336 for (ii
=0; ii
<ioc
->facts
.NumberOfPorts
; ii
++) {
1337 if (ioc
->fc_data
.fc_port_page1
[ii
].data
) {
1338 pci_free_consistent(ioc
->pcidev
,
1339 ioc
->fc_data
.fc_port_page1
[ii
].pg_sz
,
1340 (u8
*) ioc
->fc_data
.fc_port_page1
[ii
].data
,
1341 ioc
->fc_data
.fc_port_page1
[ii
].dma
);
1342 ioc
->fc_data
.fc_port_page1
[ii
].data
= NULL
;
1346 mptscsih_remove(pdev
);
1349 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1350 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1352 * mptfc_exit - Unregisters MPT adapter(s)
1358 pci_unregister_driver(&mptfc_driver
);
1359 fc_release_transport(mptfc_transport_template
);
1361 mpt_reset_deregister(mptfcDoneCtx
);
1362 dprintk((KERN_INFO MYNAM
1363 ": Deregistered for IOC reset notifications\n"));
1365 mpt_event_deregister(mptfcDoneCtx
);
1366 dprintk((KERN_INFO MYNAM
1367 ": Deregistered for IOC event notifications\n"));
1369 mpt_deregister(mptfcInternalCtx
);
1370 mpt_deregister(mptfcTaskCtx
);
1371 mpt_deregister(mptfcDoneCtx
);
1374 module_init(mptfc_init
);
1375 module_exit(mptfc_exit
);