2 * linux/drivers/message/fusion/mptscsih.c
3 * For use with LSI PCI chip/adapter(s)
4 * running LSI Fusion MPT (Message Passing Technology) firmware.
6 * Copyright (c) 1999-2008 LSI Corporation
7 * (mailto:DL-MPTFusionLinux@lsi.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 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
47 #include <linux/module.h>
48 #include <linux/kernel.h>
49 #include <linux/slab.h>
50 #include <linux/init.h>
51 #include <linux/errno.h>
52 #include <linux/kdev_t.h>
53 #include <linux/blkdev.h>
54 #include <linux/delay.h> /* for mdelay */
55 #include <linux/interrupt.h> /* needed for in_interrupt() proto */
56 #include <linux/reboot.h> /* notifier code */
57 #include <linux/workqueue.h>
59 #include <scsi/scsi.h>
60 #include <scsi/scsi_cmnd.h>
61 #include <scsi/scsi_device.h>
62 #include <scsi/scsi_host.h>
63 #include <scsi/scsi_tcq.h>
64 #include <scsi/scsi_dbg.h>
68 #include "lsi/mpi_log_sas.h"
70 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
71 #define my_NAME "Fusion MPT SCSI Host driver"
72 #define my_VERSION MPT_LINUX_VERSION_COMMON
73 #define MYNAM "mptscsih"
75 MODULE_AUTHOR(MODULEAUTHOR
);
76 MODULE_DESCRIPTION(my_NAME
);
77 MODULE_LICENSE("GPL");
78 MODULE_VERSION(my_VERSION
);
80 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
82 * Other private/forward protos...
84 struct scsi_cmnd
*mptscsih_get_scsi_lookup(MPT_ADAPTER
*ioc
, int i
);
85 static struct scsi_cmnd
* mptscsih_getclear_scsi_lookup(MPT_ADAPTER
*ioc
, int i
);
86 static void mptscsih_set_scsi_lookup(MPT_ADAPTER
*ioc
, int i
, struct scsi_cmnd
*scmd
);
87 static int SCPNT_TO_LOOKUP_IDX(MPT_ADAPTER
*ioc
, struct scsi_cmnd
*scmd
);
88 int mptscsih_io_done(MPT_ADAPTER
*ioc
, MPT_FRAME_HDR
*mf
, MPT_FRAME_HDR
*r
);
89 static void mptscsih_report_queue_full(struct scsi_cmnd
*sc
, SCSIIOReply_t
*pScsiReply
, SCSIIORequest_t
*pScsiReq
);
90 int mptscsih_taskmgmt_complete(MPT_ADAPTER
*ioc
, MPT_FRAME_HDR
*mf
, MPT_FRAME_HDR
*r
);
92 static int mptscsih_AddSGE(MPT_ADAPTER
*ioc
, struct scsi_cmnd
*SCpnt
,
93 SCSIIORequest_t
*pReq
, int req_idx
);
94 static void mptscsih_freeChainBuffers(MPT_ADAPTER
*ioc
, int req_idx
);
95 static void mptscsih_copy_sense_data(struct scsi_cmnd
*sc
, MPT_SCSI_HOST
*hd
, MPT_FRAME_HDR
*mf
, SCSIIOReply_t
*pScsiReply
);
97 int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST
*hd
, u8 type
, u8 channel
, u8 id
,
98 int lun
, int ctx2abort
, ulong timeout
);
100 int mptscsih_ioc_reset(MPT_ADAPTER
*ioc
, int post_reset
);
101 int mptscsih_event_process(MPT_ADAPTER
*ioc
, EventNotificationReply_t
*pEvReply
);
104 mptscsih_taskmgmt_response_code(MPT_ADAPTER
*ioc
, u8 response_code
);
105 static int mptscsih_get_completion_code(MPT_ADAPTER
*ioc
,
106 MPT_FRAME_HDR
*req
, MPT_FRAME_HDR
*reply
);
107 int mptscsih_scandv_complete(MPT_ADAPTER
*ioc
, MPT_FRAME_HDR
*mf
, MPT_FRAME_HDR
*r
);
108 static int mptscsih_do_cmd(MPT_SCSI_HOST
*hd
, INTERNAL_CMD
*iocmd
);
109 static void mptscsih_synchronize_cache(MPT_SCSI_HOST
*hd
, VirtDevice
*vdevice
);
112 mptscsih_taskmgmt_reply(MPT_ADAPTER
*ioc
, u8 type
,
113 SCSITaskMgmtReply_t
*pScsiTmReply
);
114 void mptscsih_remove(struct pci_dev
*);
115 void mptscsih_shutdown(struct pci_dev
*);
117 int mptscsih_suspend(struct pci_dev
*pdev
, pm_message_t state
);
118 int mptscsih_resume(struct pci_dev
*pdev
);
121 #define SNS_LEN(scp) SCSI_SENSE_BUFFERSIZE
124 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
126 * mptscsih_getFreeChainBuffer - Function to get a free chain
127 * from the MPT_SCSI_HOST FreeChainQ.
128 * @ioc: Pointer to MPT_ADAPTER structure
129 * @req_idx: Index of the SCSI IO request frame. (output)
131 * return SUCCESS or FAILED
134 mptscsih_getFreeChainBuffer(MPT_ADAPTER
*ioc
, int *retIndex
)
136 MPT_FRAME_HDR
*chainBuf
;
141 dsgprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"getFreeChainBuffer called\n",
143 spin_lock_irqsave(&ioc
->FreeQlock
, flags
);
144 if (!list_empty(&ioc
->FreeChainQ
)) {
147 chainBuf
= list_entry(ioc
->FreeChainQ
.next
, MPT_FRAME_HDR
,
148 u
.frame
.linkage
.list
);
149 list_del(&chainBuf
->u
.frame
.linkage
.list
);
150 offset
= (u8
*)chainBuf
- (u8
*)ioc
->ChainBuffer
;
151 chain_idx
= offset
/ ioc
->req_sz
;
153 dsgprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
154 "getFreeChainBuffer chainBuf=%p ChainBuffer=%p offset=%d chain_idx=%d\n",
155 ioc
->name
, chainBuf
, ioc
->ChainBuffer
, offset
, chain_idx
));
158 chain_idx
= MPT_HOST_NO_CHAIN
;
159 dfailprintk(ioc
, printk(MYIOC_s_ERR_FMT
"getFreeChainBuffer failed\n",
162 spin_unlock_irqrestore(&ioc
->FreeQlock
, flags
);
164 *retIndex
= chain_idx
;
166 } /* mptscsih_getFreeChainBuffer() */
168 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
170 * mptscsih_AddSGE - Add a SGE (plus chain buffers) to the
171 * SCSIIORequest_t Message Frame.
172 * @ioc: Pointer to MPT_ADAPTER structure
173 * @SCpnt: Pointer to scsi_cmnd structure
174 * @pReq: Pointer to SCSIIORequest_t structure
179 mptscsih_AddSGE(MPT_ADAPTER
*ioc
, struct scsi_cmnd
*SCpnt
,
180 SCSIIORequest_t
*pReq
, int req_idx
)
184 struct scatterlist
*sg
;
186 int sges_left
, sg_done
;
187 int chain_idx
= MPT_HOST_NO_CHAIN
;
189 int numSgeSlots
, numSgeThisFrame
;
190 u32 sgflags
, sgdir
, thisxfer
= 0;
191 int chain_dma_off
= 0;
197 sgdir
= le32_to_cpu(pReq
->Control
) & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK
;
198 if (sgdir
== MPI_SCSIIO_CONTROL_WRITE
) {
199 sgdir
= MPT_TRANSFER_HOST_TO_IOC
;
201 sgdir
= MPT_TRANSFER_IOC_TO_HOST
;
204 psge
= (char *) &pReq
->SGL
;
205 frm_sz
= ioc
->req_sz
;
207 /* Map the data portion, if any.
208 * sges_left = 0 if no data transfer.
210 sges_left
= scsi_dma_map(SCpnt
);
214 /* Handle the SG case.
216 sg
= scsi_sglist(SCpnt
);
218 sgeOffset
= sizeof(SCSIIORequest_t
) - sizeof(SGE_IO_UNION
);
221 /* Prior to entering this loop - the following must be set
222 * current MF: sgeOffset (bytes)
223 * chainSge (Null if original MF is not a chain buffer)
224 * sg_done (num SGE done for this MF)
228 numSgeSlots
= ((frm_sz
- sgeOffset
) / ioc
->SGE_size
);
229 numSgeThisFrame
= (sges_left
< numSgeSlots
) ? sges_left
: numSgeSlots
;
231 sgflags
= MPT_SGE_FLAGS_SIMPLE_ELEMENT
| sgdir
;
233 /* Get first (num - 1) SG elements
234 * Skip any SG entries with a length of 0
235 * NOTE: at finish, sg and psge pointed to NEXT data/location positions
237 for (ii
=0; ii
< (numSgeThisFrame
-1); ii
++) {
238 thisxfer
= sg_dma_len(sg
);
240 /* Get next SG element from the OS */
246 v2
= sg_dma_address(sg
);
247 ioc
->add_sge(psge
, sgflags
| thisxfer
, v2
);
249 /* Get next SG element from the OS */
251 psge
+= ioc
->SGE_size
;
252 sgeOffset
+= ioc
->SGE_size
;
256 if (numSgeThisFrame
== sges_left
) {
257 /* Add last element, end of buffer and end of list flags.
259 sgflags
|= MPT_SGE_FLAGS_LAST_ELEMENT
|
260 MPT_SGE_FLAGS_END_OF_BUFFER
|
261 MPT_SGE_FLAGS_END_OF_LIST
;
263 /* Add last SGE and set termination flags.
264 * Note: Last SGE may have a length of 0 - which should be ok.
266 thisxfer
= sg_dma_len(sg
);
268 v2
= sg_dma_address(sg
);
269 ioc
->add_sge(psge
, sgflags
| thisxfer
, v2
);
270 sgeOffset
+= ioc
->SGE_size
;
274 /* The current buffer is a chain buffer,
275 * but there is not another one.
276 * Update the chain element
277 * Offset and Length fields.
279 ioc
->add_chain((char *)chainSge
, 0, sgeOffset
,
280 ioc
->ChainBufferDMA
+ chain_dma_off
);
282 /* The current buffer is the original MF
283 * and there is no Chain buffer.
285 pReq
->ChainOffset
= 0;
286 RequestNB
= (((sgeOffset
- 1) >> ioc
->NBShiftFactor
) + 1) & 0x03;
287 dsgprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
288 "Single Buffer RequestNB=%x, sgeOffset=%d\n", ioc
->name
, RequestNB
, sgeOffset
));
289 ioc
->RequestNB
[req_idx
] = RequestNB
;
292 /* At least one chain buffer is needed.
293 * Complete the first MF
294 * - last SGE element, set the LastElement bit
295 * - set ChainOffset (words) for orig MF
296 * (OR finish previous MF chain buffer)
297 * - update MFStructPtr ChainIndex
298 * - Populate chain element
303 dsgprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"SG: Chain Required! sg done %d\n",
304 ioc
->name
, sg_done
));
306 /* Set LAST_ELEMENT flag for last non-chain element
307 * in the buffer. Since psge points at the NEXT
308 * SGE element, go back one SGE element, update the flags
309 * and reset the pointer. (Note: sgflags & thisxfer are already
313 u32
*ptmp
= (u32
*) (psge
- ioc
->SGE_size
);
314 sgflags
= le32_to_cpu(*ptmp
);
315 sgflags
|= MPT_SGE_FLAGS_LAST_ELEMENT
;
316 *ptmp
= cpu_to_le32(sgflags
);
320 /* The current buffer is a chain buffer.
321 * chainSge points to the previous Chain Element.
322 * Update its chain element Offset and Length (must
323 * include chain element size) fields.
324 * Old chain element is now complete.
326 u8 nextChain
= (u8
) (sgeOffset
>> 2);
327 sgeOffset
+= ioc
->SGE_size
;
328 ioc
->add_chain((char *)chainSge
, nextChain
, sgeOffset
,
329 ioc
->ChainBufferDMA
+ chain_dma_off
);
331 /* The original MF buffer requires a chain buffer -
333 * Last element in this MF is a chain element.
335 pReq
->ChainOffset
= (u8
) (sgeOffset
>> 2);
336 RequestNB
= (((sgeOffset
- 1) >> ioc
->NBShiftFactor
) + 1) & 0x03;
337 dsgprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"Chain Buffer Needed, RequestNB=%x sgeOffset=%d\n", ioc
->name
, RequestNB
, sgeOffset
));
338 ioc
->RequestNB
[req_idx
] = RequestNB
;
341 sges_left
-= sg_done
;
344 /* NOTE: psge points to the beginning of the chain element
345 * in current buffer. Get a chain buffer.
347 if ((mptscsih_getFreeChainBuffer(ioc
, &newIndex
)) == FAILED
) {
348 dfailprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
349 "getFreeChainBuffer FAILED SCSI cmd=%02x (%p)\n",
350 ioc
->name
, pReq
->CDB
[0], SCpnt
));
354 /* Update the tracking arrays.
355 * If chainSge == NULL, update ReqToChain, else ChainToChain
358 ioc
->ChainToChain
[chain_idx
] = newIndex
;
360 ioc
->ReqToChain
[req_idx
] = newIndex
;
362 chain_idx
= newIndex
;
363 chain_dma_off
= ioc
->req_sz
* chain_idx
;
365 /* Populate the chainSGE for the current buffer.
366 * - Set chain buffer pointer to psge and fill
367 * out the Address and Flags fields.
369 chainSge
= (char *) psge
;
370 dsgprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
" Current buff @ %p (index 0x%x)",
371 ioc
->name
, psge
, req_idx
));
373 /* Start the SGE for the next buffer
375 psge
= (char *) (ioc
->ChainBuffer
+ chain_dma_off
);
379 dsgprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
" Chain buff @ %p (index 0x%x)\n",
380 ioc
->name
, psge
, chain_idx
));
382 /* Start the SGE for the next buffer
389 } /* mptscsih_AddSGE() */
392 mptscsih_issue_sep_command(MPT_ADAPTER
*ioc
, VirtTarget
*vtarget
,
396 SEPRequest_t
*SEPMsg
;
398 if (ioc
->bus_type
!= SAS
)
401 /* Not supported for hidden raid components
403 if (vtarget
->tflags
& MPT_TARGET_FLAGS_RAID_COMPONENT
)
406 if ((mf
= mpt_get_msg_frame(ioc
->InternalCtx
, ioc
)) == NULL
) {
407 dfailprintk(ioc
, printk(MYIOC_s_WARN_FMT
"%s: no msg frames!!\n",
408 ioc
->name
,__func__
));
412 SEPMsg
= (SEPRequest_t
*)mf
;
413 SEPMsg
->Function
= MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR
;
414 SEPMsg
->Bus
= vtarget
->channel
;
415 SEPMsg
->TargetID
= vtarget
->id
;
416 SEPMsg
->Action
= MPI_SEP_REQ_ACTION_WRITE_STATUS
;
417 SEPMsg
->SlotStatus
= SlotStatus
;
418 devtverboseprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
419 "Sending SEP cmd=%x channel=%d id=%d\n",
420 ioc
->name
, SlotStatus
, SEPMsg
->Bus
, SEPMsg
->TargetID
));
421 mpt_put_msg_frame(ioc
->DoneCtx
, ioc
, mf
);
424 #ifdef CONFIG_FUSION_LOGGING
426 * mptscsih_info_scsiio - debug print info on reply frame
427 * @ioc: Pointer to MPT_ADAPTER structure
428 * @sc: original scsi cmnd pointer
429 * @pScsiReply: Pointer to MPT reply frame
431 * MPT_DEBUG_REPLY needs to be enabled to obtain this info
433 * Refer to lsi/mpi.h.
436 mptscsih_info_scsiio(MPT_ADAPTER
*ioc
, struct scsi_cmnd
*sc
, SCSIIOReply_t
* pScsiReply
)
443 ioc_status
= le16_to_cpu(pScsiReply
->IOCStatus
) & MPI_IOCSTATUS_MASK
;
445 switch (ioc_status
) {
447 case MPI_IOCSTATUS_SUCCESS
:
450 case MPI_IOCSTATUS_SCSI_INVALID_BUS
:
451 desc
= "invalid bus";
453 case MPI_IOCSTATUS_SCSI_INVALID_TARGETID
:
454 desc
= "invalid target_id";
456 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE
:
457 desc
= "device not there";
459 case MPI_IOCSTATUS_SCSI_DATA_OVERRUN
:
460 desc
= "data overrun";
462 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN
:
463 desc
= "data underrun";
465 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR
:
466 desc
= "I/O data error";
468 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR
:
469 desc
= "protocol error";
471 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED
:
472 desc
= "task terminated";
474 case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH
:
475 desc
= "residual mismatch";
477 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED
:
478 desc
= "task management failed";
480 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED
:
481 desc
= "IOC terminated";
483 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED
:
484 desc
= "ext terminated";
491 switch (pScsiReply
->SCSIStatus
)
494 case MPI_SCSI_STATUS_SUCCESS
:
497 case MPI_SCSI_STATUS_CHECK_CONDITION
:
498 desc1
= "check condition";
500 case MPI_SCSI_STATUS_CONDITION_MET
:
501 desc1
= "condition met";
503 case MPI_SCSI_STATUS_BUSY
:
506 case MPI_SCSI_STATUS_INTERMEDIATE
:
507 desc1
= "intermediate";
509 case MPI_SCSI_STATUS_INTERMEDIATE_CONDMET
:
510 desc1
= "intermediate condmet";
512 case MPI_SCSI_STATUS_RESERVATION_CONFLICT
:
513 desc1
= "reservation conflict";
515 case MPI_SCSI_STATUS_COMMAND_TERMINATED
:
516 desc1
= "command terminated";
518 case MPI_SCSI_STATUS_TASK_SET_FULL
:
519 desc1
= "task set full";
521 case MPI_SCSI_STATUS_ACA_ACTIVE
:
522 desc1
= "aca active";
524 case MPI_SCSI_STATUS_FCPEXT_DEVICE_LOGGED_OUT
:
525 desc1
= "fcpext device logged out";
527 case MPI_SCSI_STATUS_FCPEXT_NO_LINK
:
528 desc1
= "fcpext no link";
530 case MPI_SCSI_STATUS_FCPEXT_UNASSIGNED
:
531 desc1
= "fcpext unassigned";
538 scsi_print_command(sc
);
539 printk(MYIOC_s_DEBUG_FMT
"\tfw_channel = %d, fw_id = %d, lun = %d\n",
540 ioc
->name
, pScsiReply
->Bus
, pScsiReply
->TargetID
, sc
->device
->lun
);
541 printk(MYIOC_s_DEBUG_FMT
"\trequest_len = %d, underflow = %d, "
542 "resid = %d\n", ioc
->name
, scsi_bufflen(sc
), sc
->underflow
,
544 printk(MYIOC_s_DEBUG_FMT
"\ttag = %d, transfer_count = %d, "
545 "sc->result = %08X\n", ioc
->name
, le16_to_cpu(pScsiReply
->TaskTag
),
546 le32_to_cpu(pScsiReply
->TransferCount
), sc
->result
);
548 printk(MYIOC_s_DEBUG_FMT
"\tiocstatus = %s (0x%04x), "
549 "scsi_status = %s (0x%02x), scsi_state = (0x%02x)\n",
550 ioc
->name
, desc
, ioc_status
, desc1
, pScsiReply
->SCSIStatus
,
551 pScsiReply
->SCSIState
);
553 if (pScsiReply
->SCSIState
& MPI_SCSI_STATE_AUTOSENSE_VALID
) {
554 skey
= sc
->sense_buffer
[2] & 0x0F;
555 asc
= sc
->sense_buffer
[12];
556 ascq
= sc
->sense_buffer
[13];
558 printk(MYIOC_s_DEBUG_FMT
"\t[sense_key,asc,ascq]: "
559 "[0x%02x,0x%02x,0x%02x]\n", ioc
->name
, skey
, asc
, ascq
);
563 * Look for + dump FCP ResponseInfo[]!
565 if (pScsiReply
->SCSIState
& MPI_SCSI_STATE_RESPONSE_INFO_VALID
&&
566 pScsiReply
->ResponseInfo
)
567 printk(MYIOC_s_DEBUG_FMT
"response_info = %08xh\n",
568 ioc
->name
, le32_to_cpu(pScsiReply
->ResponseInfo
));
572 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
574 * mptscsih_io_done - Main SCSI IO callback routine registered to
575 * Fusion MPT (base) driver
576 * @ioc: Pointer to MPT_ADAPTER structure
577 * @mf: Pointer to original MPT request frame
578 * @r: Pointer to MPT reply frame (NULL if TurboReply)
580 * This routine is called from mpt.c::mpt_interrupt() at the completion
581 * of any SCSI IO request.
582 * This routine is registered with the Fusion MPT (base) driver at driver
583 * load/init time via the mpt_register() API call.
585 * Returns 1 indicating alloc'd request frame ptr should be freed.
588 mptscsih_io_done(MPT_ADAPTER
*ioc
, MPT_FRAME_HDR
*mf
, MPT_FRAME_HDR
*mr
)
590 struct scsi_cmnd
*sc
;
592 SCSIIORequest_t
*pScsiReq
;
593 SCSIIOReply_t
*pScsiReply
;
594 u16 req_idx
, req_idx_MR
;
598 hd
= shost_priv(ioc
->sh
);
599 req_idx
= le16_to_cpu(mf
->u
.frame
.hwhdr
.msgctxu
.fld
.req_idx
);
600 req_idx_MR
= (mr
!= NULL
) ?
601 le16_to_cpu(mr
->u
.frame
.hwhdr
.msgctxu
.fld
.req_idx
) : req_idx
;
603 /* Special case, where already freed message frame is received from
604 * Firmware. It happens with Resetting IOC.
605 * Return immediately. Do not care
607 if ((req_idx
!= req_idx_MR
) ||
608 (le32_to_cpu(mf
->u
.frame
.linkage
.arg1
) == 0xdeadbeaf))
611 sc
= mptscsih_getclear_scsi_lookup(ioc
, req_idx
);
613 MPIHeader_t
*hdr
= (MPIHeader_t
*)mf
;
615 /* Remark: writeSDP1 will use the ScsiDoneCtx
616 * If a SCSI I/O cmd, device disabled by OS and
617 * completion done. Cannot touch sc struct. Just free mem.
619 if (hdr
->Function
== MPI_FUNCTION_SCSI_IO_REQUEST
)
620 printk(MYIOC_s_ERR_FMT
"NULL ScsiCmd ptr!\n",
623 mptscsih_freeChainBuffers(ioc
, req_idx
);
627 if ((unsigned char *)mf
!= sc
->host_scribble
) {
628 mptscsih_freeChainBuffers(ioc
, req_idx
);
632 if (ioc
->bus_type
== SAS
) {
633 VirtDevice
*vdevice
= sc
->device
->hostdata
;
635 if (!vdevice
|| !vdevice
->vtarget
||
636 vdevice
->vtarget
->deleted
) {
637 sc
->result
= DID_NO_CONNECT
<< 16;
642 sc
->host_scribble
= NULL
;
643 sc
->result
= DID_OK
<< 16; /* Set default reply as OK */
644 pScsiReq
= (SCSIIORequest_t
*) mf
;
645 pScsiReply
= (SCSIIOReply_t
*) mr
;
647 if((ioc
->facts
.MsgVersion
>= MPI_VERSION_01_05
) && pScsiReply
){
648 dmfprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
649 "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d,task-tag=%d)\n",
650 ioc
->name
, mf
, mr
, sc
, req_idx
, pScsiReply
->TaskTag
));
652 dmfprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
653 "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d)\n",
654 ioc
->name
, mf
, mr
, sc
, req_idx
));
657 if (pScsiReply
== NULL
) {
658 /* special context reply handling */
663 u8 scsi_state
, scsi_status
;
666 status
= le16_to_cpu(pScsiReply
->IOCStatus
) & MPI_IOCSTATUS_MASK
;
668 scsi_state
= pScsiReply
->SCSIState
;
669 scsi_status
= pScsiReply
->SCSIStatus
;
670 xfer_cnt
= le32_to_cpu(pScsiReply
->TransferCount
);
671 scsi_set_resid(sc
, scsi_bufflen(sc
) - xfer_cnt
);
672 log_info
= le32_to_cpu(pScsiReply
->IOCLogInfo
);
675 * if we get a data underrun indication, yet no data was
676 * transferred and the SCSI status indicates that the
677 * command was never started, change the data underrun
680 if (status
== MPI_IOCSTATUS_SCSI_DATA_UNDERRUN
&& xfer_cnt
== 0 &&
681 (scsi_status
== MPI_SCSI_STATUS_BUSY
||
682 scsi_status
== MPI_SCSI_STATUS_RESERVATION_CONFLICT
||
683 scsi_status
== MPI_SCSI_STATUS_TASK_SET_FULL
)) {
684 status
= MPI_IOCSTATUS_SUCCESS
;
687 if (scsi_state
& MPI_SCSI_STATE_AUTOSENSE_VALID
)
688 mptscsih_copy_sense_data(sc
, hd
, mf
, pScsiReply
);
691 * Look for + dump FCP ResponseInfo[]!
693 if (scsi_state
& MPI_SCSI_STATE_RESPONSE_INFO_VALID
&&
694 pScsiReply
->ResponseInfo
) {
695 printk(MYIOC_s_NOTE_FMT
"[%d:%d:%d:%d] "
696 "FCP_ResponseInfo=%08xh\n", ioc
->name
,
697 sc
->device
->host
->host_no
, sc
->device
->channel
,
698 sc
->device
->id
, sc
->device
->lun
,
699 le32_to_cpu(pScsiReply
->ResponseInfo
));
703 case MPI_IOCSTATUS_BUSY
: /* 0x0002 */
704 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES
: /* 0x0006 */
706 * Maybe: DRIVER_BUSY | SUGGEST_RETRY | DID_SOFT_ERROR (retry)
707 * But not: DID_BUS_BUSY lest one risk
708 * killing interrupt handler:-(
710 sc
->result
= SAM_STAT_BUSY
;
713 case MPI_IOCSTATUS_SCSI_INVALID_BUS
: /* 0x0041 */
714 case MPI_IOCSTATUS_SCSI_INVALID_TARGETID
: /* 0x0042 */
715 sc
->result
= DID_BAD_TARGET
<< 16;
718 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE
: /* 0x0043 */
719 /* Spoof to SCSI Selection Timeout! */
720 if (ioc
->bus_type
!= FC
)
721 sc
->result
= DID_NO_CONNECT
<< 16;
722 /* else fibre, just stall until rescan event */
724 sc
->result
= DID_REQUEUE
<< 16;
726 if (hd
->sel_timeout
[pScsiReq
->TargetID
] < 0xFFFF)
727 hd
->sel_timeout
[pScsiReq
->TargetID
]++;
729 vdevice
= sc
->device
->hostdata
;
732 vtarget
= vdevice
->vtarget
;
733 if (vtarget
->tflags
& MPT_TARGET_FLAGS_LED_ON
) {
734 mptscsih_issue_sep_command(ioc
, vtarget
,
735 MPI_SEP_REQ_SLOTSTATUS_UNCONFIGURED
);
736 vtarget
->tflags
&= ~MPT_TARGET_FLAGS_LED_ON
;
740 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED
: /* 0x004B */
741 if ( ioc
->bus_type
== SAS
) {
743 le16_to_cpu(pScsiReply
->IOCStatus
);
745 MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE
)
747 ((log_info
& SAS_LOGINFO_MASK
) ==
748 SAS_LOGINFO_NEXUS_LOSS
)) {
749 VirtDevice
*vdevice
=
750 sc
->device
->hostdata
;
752 /* flag the device as being in
753 * device removal delay so we can
754 * notify the midlayer to hold off
756 if (vdevice
&& vdevice
->
761 "Skipping Raid Volume"
769 (DID_TRANSPORT_DISRUPTED
773 } else if (ioc
->bus_type
== FC
) {
775 * The FC IOC may kill a request for variety of
776 * reasons, some of which may be recovered by a
777 * retry, some which are unlikely to be
778 * recovered. Return DID_ERROR instead of
779 * DID_RESET to permit retry of the command,
780 * just not an infinite number of them
782 sc
->result
= DID_ERROR
<< 16;
787 * Allow non-SAS & non-NEXUS_LOSS to drop into below code
790 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED
: /* 0x0048 */
791 /* Linux handles an unsolicited DID_RESET better
792 * than an unsolicited DID_ABORT.
794 sc
->result
= DID_RESET
<< 16;
797 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED
: /* 0x004C */
798 if (ioc
->bus_type
== FC
)
799 sc
->result
= DID_ERROR
<< 16;
801 sc
->result
= DID_RESET
<< 16;
804 case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH
: /* 0x0049 */
805 scsi_set_resid(sc
, scsi_bufflen(sc
) - xfer_cnt
);
806 if((xfer_cnt
==0)||(sc
->underflow
> xfer_cnt
))
807 sc
->result
=DID_SOFT_ERROR
<< 16;
808 else /* Sufficient data transfer occurred */
809 sc
->result
= (DID_OK
<< 16) | scsi_status
;
810 dreplyprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
811 "RESIDUAL_MISMATCH: result=%x on channel=%d id=%d\n",
812 ioc
->name
, sc
->result
, sc
->device
->channel
, sc
->device
->id
));
815 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN
: /* 0x0045 */
817 * Do upfront check for valid SenseData and give it
820 sc
->result
= (DID_OK
<< 16) | scsi_status
;
821 if (!(scsi_state
& MPI_SCSI_STATE_AUTOSENSE_VALID
)) {
824 * For an Errata on LSI53C1030
825 * When the length of request data
826 * and transfer data are different
827 * with result of command (READ or VERIFY),
828 * DID_SOFT_ERROR is set.
830 if (ioc
->bus_type
== SPI
) {
831 if ((pScsiReq
->CDB
[0] == READ_6
&& ((pScsiReq
->CDB
[1] & 0x02) == 0)) ||
832 pScsiReq
->CDB
[0] == READ_10
||
833 pScsiReq
->CDB
[0] == READ_12
||
834 (pScsiReq
->CDB
[0] == READ_16
&&
835 ((pScsiReq
->CDB
[1] & 0x02) == 0)) ||
836 pScsiReq
->CDB
[0] == VERIFY
||
837 pScsiReq
->CDB
[0] == VERIFY_16
) {
838 if (scsi_bufflen(sc
) !=
841 DID_SOFT_ERROR
<< 16;
842 printk(KERN_WARNING
"Errata"
843 "on LSI53C1030 occurred."
844 "sc->req_bufflen=0x%02x,"
852 if (xfer_cnt
< sc
->underflow
) {
853 if (scsi_status
== SAM_STAT_BUSY
)
854 sc
->result
= SAM_STAT_BUSY
;
856 sc
->result
= DID_SOFT_ERROR
<< 16;
858 if (scsi_state
& (MPI_SCSI_STATE_AUTOSENSE_FAILED
| MPI_SCSI_STATE_NO_SCSI_STATUS
)) {
861 sc
->result
= DID_SOFT_ERROR
<< 16;
863 else if (scsi_state
& MPI_SCSI_STATE_TERMINATED
) {
864 /* Not real sure here either... */
865 sc
->result
= DID_RESET
<< 16;
870 dreplyprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
871 " sc->underflow={report ERR if < %02xh bytes xfer'd}\n",
872 ioc
->name
, sc
->underflow
));
873 dreplyprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
874 " ActBytesXferd=%02xh\n", ioc
->name
, xfer_cnt
));
878 if (scsi_status
== MPI_SCSI_STATUS_TASK_SET_FULL
)
879 mptscsih_report_queue_full(sc
, pScsiReply
, pScsiReq
);
883 case MPI_IOCSTATUS_SCSI_DATA_OVERRUN
: /* 0x0044 */
884 scsi_set_resid(sc
, 0);
885 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR
: /* 0x0040 */
886 case MPI_IOCSTATUS_SUCCESS
: /* 0x0000 */
887 sc
->result
= (DID_OK
<< 16) | scsi_status
;
888 if (scsi_state
== 0) {
890 } else if (scsi_state
&
891 MPI_SCSI_STATE_AUTOSENSE_VALID
) {
894 * For potential trouble on LSI53C1030.
896 * It is checked whether the length of
897 * request data is equal to
898 * the length of transfer and residual.
899 * MEDIUM_ERROR is set by incorrect data.
901 if ((ioc
->bus_type
== SPI
) &&
902 (sc
->sense_buffer
[2] & 0x20)) {
905 sc
->sense_buffer
[3] << 24 |
906 sc
->sense_buffer
[4] << 16 |
907 sc
->sense_buffer
[5] << 8 |
909 if (((sc
->sense_buffer
[3] & 0x80) ==
910 0x80) && (scsi_bufflen(sc
)
912 sc
->sense_buffer
[2] =
914 sc
->sense_buffer
[12] = 0xff;
915 sc
->sense_buffer
[13] = 0xff;
916 printk(KERN_WARNING
"Errata"
917 "on LSI53C1030 occurred."
918 "sc->req_bufflen=0x%02x,"
919 "xfer_cnt=0x%02x\n" ,
923 if (((sc
->sense_buffer
[3] & 0x80)
926 xfer_cnt
+ difftransfer
)) {
927 sc
->sense_buffer
[2] =
929 sc
->sense_buffer
[12] = 0xff;
930 sc
->sense_buffer
[13] = 0xff;
932 "Errata on LSI53C1030 occurred"
933 "sc->req_bufflen=0x%02x,"
935 "difftransfer=0x%02x\n",
943 * If running against circa 200003dd 909 MPT f/w,
944 * may get this (AUTOSENSE_VALID) for actual TASK_SET_FULL
945 * (QUEUE_FULL) returned from device! --> get 0x0000?128
946 * and with SenseBytes set to 0.
948 if (pScsiReply
->SCSIStatus
== MPI_SCSI_STATUS_TASK_SET_FULL
)
949 mptscsih_report_queue_full(sc
, pScsiReply
, pScsiReq
);
952 else if (scsi_state
&
953 (MPI_SCSI_STATE_AUTOSENSE_FAILED
| MPI_SCSI_STATE_NO_SCSI_STATUS
)
958 sc
->result
= DID_SOFT_ERROR
<< 16;
960 else if (scsi_state
& MPI_SCSI_STATE_TERMINATED
) {
961 /* Not real sure here either... */
962 sc
->result
= DID_RESET
<< 16;
964 else if (scsi_state
& MPI_SCSI_STATE_QUEUE_TAG_REJECTED
) {
965 /* Device Inq. data indicates that it supports
966 * QTags, but rejects QTag messages.
967 * This command completed OK.
969 * Not real sure here either so do nothing... */
972 if (sc
->result
== MPI_SCSI_STATUS_TASK_SET_FULL
)
973 mptscsih_report_queue_full(sc
, pScsiReply
, pScsiReq
);
976 * Reservation Conflict, Busy,
977 * Command Terminated, CHECK
981 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR
: /* 0x0047 */
982 sc
->result
= DID_SOFT_ERROR
<< 16;
985 case MPI_IOCSTATUS_INVALID_FUNCTION
: /* 0x0001 */
986 case MPI_IOCSTATUS_INVALID_SGL
: /* 0x0003 */
987 case MPI_IOCSTATUS_INTERNAL_ERROR
: /* 0x0004 */
988 case MPI_IOCSTATUS_RESERVED
: /* 0x0005 */
989 case MPI_IOCSTATUS_INVALID_FIELD
: /* 0x0007 */
990 case MPI_IOCSTATUS_INVALID_STATE
: /* 0x0008 */
991 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR
: /* 0x0046 */
992 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED
: /* 0x004A */
997 sc
->result
= DID_SOFT_ERROR
<< 16;
1000 } /* switch(status) */
1002 #ifdef CONFIG_FUSION_LOGGING
1003 if (sc
->result
&& (ioc
->debug_level
& MPT_DEBUG_REPLY
))
1004 mptscsih_info_scsiio(ioc
, sc
, pScsiReply
);
1007 } /* end of address reply case */
1009 /* Unmap the DMA buffers, if any. */
1012 sc
->scsi_done(sc
); /* Issue the command callback */
1014 /* Free Chain buffers */
1015 mptscsih_freeChainBuffers(ioc
, req_idx
);
1020 * mptscsih_flush_running_cmds - For each command found, search
1021 * Scsi_Host instance taskQ and reply to OS.
1022 * Called only if recovering from a FW reload.
1023 * @hd: Pointer to a SCSI HOST structure
1027 * Must be called while new I/Os are being queued.
1030 mptscsih_flush_running_cmds(MPT_SCSI_HOST
*hd
)
1032 MPT_ADAPTER
*ioc
= hd
->ioc
;
1033 struct scsi_cmnd
*sc
;
1034 SCSIIORequest_t
*mf
= NULL
;
1038 for (ii
= 0; ii
< ioc
->req_depth
; ii
++) {
1039 sc
= mptscsih_getclear_scsi_lookup(ioc
, ii
);
1042 mf
= (SCSIIORequest_t
*)MPT_INDEX_2_MFPTR(ioc
, ii
);
1047 mptscsih_freeChainBuffers(ioc
, ii
);
1048 mpt_free_msg_frame(ioc
, (MPT_FRAME_HDR
*)mf
);
1049 if ((unsigned char *)mf
!= sc
->host_scribble
)
1052 sc
->result
= DID_RESET
<< 16;
1053 sc
->host_scribble
= NULL
;
1054 dtmprintk(ioc
, sdev_printk(KERN_INFO
, sc
->device
, MYIOC_s_FMT
1055 "completing cmds: fw_channel %d, fw_id %d, sc=%p, mf = %p, "
1056 "idx=%x\n", ioc
->name
, channel
, id
, sc
, mf
, ii
));
1060 EXPORT_SYMBOL(mptscsih_flush_running_cmds
);
1063 * mptscsih_search_running_cmds - Delete any commands associated
1064 * with the specified target and lun. Function called only
1065 * when a lun is disable by mid-layer.
1066 * Do NOT access the referenced scsi_cmnd structure or
1067 * members. Will cause either a paging or NULL ptr error.
1068 * (BUT, BUT, BUT, the code does reference it! - mdr)
1069 * @hd: Pointer to a SCSI HOST structure
1070 * @vdevice: per device private data
1074 * Called from slave_destroy.
1077 mptscsih_search_running_cmds(MPT_SCSI_HOST
*hd
, VirtDevice
*vdevice
)
1079 SCSIIORequest_t
*mf
= NULL
;
1081 struct scsi_cmnd
*sc
;
1082 struct scsi_lun lun
;
1083 MPT_ADAPTER
*ioc
= hd
->ioc
;
1084 unsigned long flags
;
1086 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1087 for (ii
= 0; ii
< ioc
->req_depth
; ii
++) {
1088 if ((sc
= ioc
->ScsiLookup
[ii
]) != NULL
) {
1090 mf
= (SCSIIORequest_t
*)MPT_INDEX_2_MFPTR(ioc
, ii
);
1093 /* If the device is a hidden raid component, then its
1094 * expected that the mf->function will be RAID_SCSI_IO
1096 if (vdevice
->vtarget
->tflags
&
1097 MPT_TARGET_FLAGS_RAID_COMPONENT
&& mf
->Function
!=
1098 MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH
)
1101 int_to_scsilun(vdevice
->lun
, &lun
);
1102 if ((mf
->Bus
!= vdevice
->vtarget
->channel
) ||
1103 (mf
->TargetID
!= vdevice
->vtarget
->id
) ||
1104 memcmp(lun
.scsi_lun
, mf
->LUN
, 8))
1107 if ((unsigned char *)mf
!= sc
->host_scribble
)
1109 ioc
->ScsiLookup
[ii
] = NULL
;
1110 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1111 mptscsih_freeChainBuffers(ioc
, ii
);
1112 mpt_free_msg_frame(ioc
, (MPT_FRAME_HDR
*)mf
);
1114 sc
->host_scribble
= NULL
;
1115 sc
->result
= DID_NO_CONNECT
<< 16;
1116 dtmprintk(ioc
, sdev_printk(KERN_INFO
, sc
->device
,
1117 MYIOC_s_FMT
"completing cmds: fw_channel %d, "
1118 "fw_id %d, sc=%p, mf = %p, idx=%x\n", ioc
->name
,
1119 vdevice
->vtarget
->channel
, vdevice
->vtarget
->id
,
1122 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
1125 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
1129 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1131 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1133 * mptscsih_report_queue_full - Report QUEUE_FULL status returned
1134 * from a SCSI target device.
1135 * @sc: Pointer to scsi_cmnd structure
1136 * @pScsiReply: Pointer to SCSIIOReply_t
1137 * @pScsiReq: Pointer to original SCSI request
1139 * This routine periodically reports QUEUE_FULL status returned from a
1140 * SCSI target device. It reports this to the console via kernel
1141 * printk() API call, not more than once every 10 seconds.
1144 mptscsih_report_queue_full(struct scsi_cmnd
*sc
, SCSIIOReply_t
*pScsiReply
, SCSIIORequest_t
*pScsiReq
)
1146 long time
= jiffies
;
1150 if (sc
->device
== NULL
)
1152 if (sc
->device
->host
== NULL
)
1154 if ((hd
= shost_priv(sc
->device
->host
)) == NULL
)
1157 if (time
- hd
->last_queue_full
> 10 * HZ
) {
1158 dprintk(ioc
, printk(MYIOC_s_WARN_FMT
"Device (%d:%d:%d) reported QUEUE_FULL!\n",
1159 ioc
->name
, 0, sc
->device
->id
, sc
->device
->lun
));
1160 hd
->last_queue_full
= time
;
1164 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1166 * mptscsih_remove - Removed scsi devices
1167 * @pdev: Pointer to pci_dev structure
1172 mptscsih_remove(struct pci_dev
*pdev
)
1174 MPT_ADAPTER
*ioc
= pci_get_drvdata(pdev
);
1175 struct Scsi_Host
*host
= ioc
->sh
;
1179 scsi_remove_host(host
);
1181 if((hd
= shost_priv(host
)) == NULL
)
1184 mptscsih_shutdown(pdev
);
1188 if (ioc
->ScsiLookup
!= NULL
) {
1189 sz1
= ioc
->req_depth
* sizeof(void *);
1190 kfree(ioc
->ScsiLookup
);
1191 ioc
->ScsiLookup
= NULL
;
1194 dprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
1195 "Free'd ScsiLookup (%d) memory\n",
1198 kfree(hd
->info_kbuf
);
1200 /* NULL the Scsi_Host pointer
1204 scsi_host_put(host
);
1210 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1212 * mptscsih_shutdown - reboot notifier
1216 mptscsih_shutdown(struct pci_dev
*pdev
)
1221 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1223 * mptscsih_suspend - Fusion MPT scsi driver suspend routine.
1228 mptscsih_suspend(struct pci_dev
*pdev
, pm_message_t state
)
1230 MPT_ADAPTER
*ioc
= pci_get_drvdata(pdev
);
1232 scsi_block_requests(ioc
->sh
);
1233 flush_scheduled_work();
1234 mptscsih_shutdown(pdev
);
1235 return mpt_suspend(pdev
,state
);
1238 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1240 * mptscsih_resume - Fusion MPT scsi driver resume routine.
1245 mptscsih_resume(struct pci_dev
*pdev
)
1247 MPT_ADAPTER
*ioc
= pci_get_drvdata(pdev
);
1250 rc
= mpt_resume(pdev
);
1251 scsi_unblock_requests(ioc
->sh
);
1257 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1259 * mptscsih_info - Return information about MPT adapter
1260 * @SChost: Pointer to Scsi_Host structure
1262 * (linux scsi_host_template.info routine)
1264 * Returns pointer to buffer where information was written.
1267 mptscsih_info(struct Scsi_Host
*SChost
)
1272 h
= shost_priv(SChost
);
1275 if (h
->info_kbuf
== NULL
)
1276 if ((h
->info_kbuf
= kmalloc(0x1000 /* 4Kb */, GFP_KERNEL
)) == NULL
)
1277 return h
->info_kbuf
;
1278 h
->info_kbuf
[0] = '\0';
1280 mpt_print_ioc_summary(h
->ioc
, h
->info_kbuf
, &size
, 0, 0);
1281 h
->info_kbuf
[size
-1] = '\0';
1284 return h
->info_kbuf
;
1287 int mptscsih_show_info(struct seq_file
*m
, struct Scsi_Host
*host
)
1289 MPT_SCSI_HOST
*hd
= shost_priv(host
);
1290 MPT_ADAPTER
*ioc
= hd
->ioc
;
1292 seq_printf(m
, "%s: %s, ", ioc
->name
, ioc
->prod_name
);
1293 seq_printf(m
, "%s%08xh, ", MPT_FW_REV_MAGIC_ID_STRING
, ioc
->facts
.FWVersion
.Word
);
1294 seq_printf(m
, "Ports=%d, ", ioc
->facts
.NumberOfPorts
);
1295 seq_printf(m
, "MaxQ=%d\n", ioc
->req_depth
);
1300 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1301 #define ADD_INDEX_LOG(req_ent) do { } while(0)
1303 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1305 * mptscsih_qcmd - Primary Fusion MPT SCSI initiator IO start routine.
1306 * @SCpnt: Pointer to scsi_cmnd structure
1308 * (linux scsi_host_template.queuecommand routine)
1309 * This is the primary SCSI IO start routine. Create a MPI SCSIIORequest
1310 * from a linux scsi_cmnd request and send it to the IOC.
1312 * Returns 0. (rtn value discarded by linux scsi mid-layer)
1315 mptscsih_qcmd(struct scsi_cmnd
*SCpnt
)
1319 SCSIIORequest_t
*pScsiReq
;
1320 VirtDevice
*vdevice
= SCpnt
->device
->hostdata
;
1329 hd
= shost_priv(SCpnt
->device
->host
);
1332 dmfprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"qcmd: SCpnt=%p\n",
1335 if (ioc
->taskmgmt_quiesce_io
)
1336 return SCSI_MLQUEUE_HOST_BUSY
;
1339 * Put together a MPT SCSI request...
1341 if ((mf
= mpt_get_msg_frame(ioc
->DoneCtx
, ioc
)) == NULL
) {
1342 dprintk(ioc
, printk(MYIOC_s_WARN_FMT
"QueueCmd, no msg frames!!\n",
1344 return SCSI_MLQUEUE_HOST_BUSY
;
1347 pScsiReq
= (SCSIIORequest_t
*) mf
;
1349 my_idx
= le16_to_cpu(mf
->u
.frame
.hwhdr
.msgctxu
.fld
.req_idx
);
1351 ADD_INDEX_LOG(my_idx
);
1353 /* TUR's being issued with scsictl=0x02000000 (DATA_IN)!
1354 * Seems we may receive a buffer (datalen>0) even when there
1355 * will be no data transfer! GRRRRR...
1357 if (SCpnt
->sc_data_direction
== DMA_FROM_DEVICE
) {
1358 datalen
= scsi_bufflen(SCpnt
);
1359 scsidir
= MPI_SCSIIO_CONTROL_READ
; /* DATA IN (host<--ioc<--dev) */
1360 } else if (SCpnt
->sc_data_direction
== DMA_TO_DEVICE
) {
1361 datalen
= scsi_bufflen(SCpnt
);
1362 scsidir
= MPI_SCSIIO_CONTROL_WRITE
; /* DATA OUT (host-->ioc-->dev) */
1365 scsidir
= MPI_SCSIIO_CONTROL_NODATATRANSFER
;
1368 /* Default to untagged. Once a target structure has been allocated,
1369 * use the Inquiry data to determine if device supports tagged.
1372 && (vdevice
->vtarget
->tflags
& MPT_TARGET_FLAGS_Q_YES
)
1373 && (SCpnt
->device
->tagged_supported
)) {
1374 scsictl
= scsidir
| MPI_SCSIIO_CONTROL_SIMPLEQ
;
1375 if (SCpnt
->request
&& SCpnt
->request
->ioprio
) {
1376 if (((SCpnt
->request
->ioprio
& 0x7) == 1) ||
1377 !(SCpnt
->request
->ioprio
& 0x7))
1378 scsictl
|= MPI_SCSIIO_CONTROL_HEADOFQ
;
1381 scsictl
= scsidir
| MPI_SCSIIO_CONTROL_UNTAGGED
;
1384 /* Use the above information to set up the message frame
1386 pScsiReq
->TargetID
= (u8
) vdevice
->vtarget
->id
;
1387 pScsiReq
->Bus
= vdevice
->vtarget
->channel
;
1388 pScsiReq
->ChainOffset
= 0;
1389 if (vdevice
->vtarget
->tflags
& MPT_TARGET_FLAGS_RAID_COMPONENT
)
1390 pScsiReq
->Function
= MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH
;
1392 pScsiReq
->Function
= MPI_FUNCTION_SCSI_IO_REQUEST
;
1393 pScsiReq
->CDBLength
= SCpnt
->cmd_len
;
1394 pScsiReq
->SenseBufferLength
= MPT_SENSE_BUFFER_SIZE
;
1395 pScsiReq
->Reserved
= 0;
1396 pScsiReq
->MsgFlags
= mpt_msg_flags(ioc
);
1397 int_to_scsilun(SCpnt
->device
->lun
, (struct scsi_lun
*)pScsiReq
->LUN
);
1398 pScsiReq
->Control
= cpu_to_le32(scsictl
);
1401 * Write SCSI CDB into the message
1403 cmd_len
= SCpnt
->cmd_len
;
1404 for (ii
=0; ii
< cmd_len
; ii
++)
1405 pScsiReq
->CDB
[ii
] = SCpnt
->cmnd
[ii
];
1407 for (ii
=cmd_len
; ii
< 16; ii
++)
1408 pScsiReq
->CDB
[ii
] = 0;
1411 pScsiReq
->DataLength
= cpu_to_le32(datalen
);
1413 /* SenseBuffer low address */
1414 pScsiReq
->SenseBufferLowAddr
= cpu_to_le32(ioc
->sense_buf_low_dma
1415 + (my_idx
* MPT_SENSE_BUFFER_ALLOC
));
1417 /* Now add the SG list
1418 * Always have a SGE even if null length.
1421 /* Add a NULL SGE */
1422 ioc
->add_sge((char *)&pScsiReq
->SGL
,
1423 MPT_SGE_FLAGS_SSIMPLE_READ
| 0,
1426 /* Add a 32 or 64 bit SGE */
1427 if (mptscsih_AddSGE(ioc
, SCpnt
, pScsiReq
, my_idx
) != SUCCESS
)
1431 SCpnt
->host_scribble
= (unsigned char *)mf
;
1432 mptscsih_set_scsi_lookup(ioc
, my_idx
, SCpnt
);
1434 mpt_put_msg_frame(ioc
->DoneCtx
, ioc
, mf
);
1435 dmfprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"Issued SCSI cmd (%p) mf=%p idx=%d\n",
1436 ioc
->name
, SCpnt
, mf
, my_idx
));
1437 DBG_DUMP_REQUEST_FRAME(ioc
, (u32
*)mf
);
1441 mptscsih_freeChainBuffers(ioc
, my_idx
);
1442 mpt_free_msg_frame(ioc
, mf
);
1443 return SCSI_MLQUEUE_HOST_BUSY
;
1446 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1448 * mptscsih_freeChainBuffers - Function to free chain buffers associated
1449 * with a SCSI IO request
1450 * @hd: Pointer to the MPT_SCSI_HOST instance
1451 * @req_idx: Index of the SCSI IO request frame.
1453 * Called if SG chain buffer allocation fails and mptscsih callbacks.
1457 mptscsih_freeChainBuffers(MPT_ADAPTER
*ioc
, int req_idx
)
1459 MPT_FRAME_HDR
*chain
;
1460 unsigned long flags
;
1464 /* Get the first chain index and reset
1467 chain_idx
= ioc
->ReqToChain
[req_idx
];
1468 ioc
->ReqToChain
[req_idx
] = MPT_HOST_NO_CHAIN
;
1470 while (chain_idx
!= MPT_HOST_NO_CHAIN
) {
1472 /* Save the next chain buffer index */
1473 next
= ioc
->ChainToChain
[chain_idx
];
1475 /* Free this chain buffer and reset
1478 ioc
->ChainToChain
[chain_idx
] = MPT_HOST_NO_CHAIN
;
1480 chain
= (MPT_FRAME_HDR
*) (ioc
->ChainBuffer
1481 + (chain_idx
* ioc
->req_sz
));
1483 spin_lock_irqsave(&ioc
->FreeQlock
, flags
);
1484 list_add_tail(&chain
->u
.frame
.linkage
.list
, &ioc
->FreeChainQ
);
1485 spin_unlock_irqrestore(&ioc
->FreeQlock
, flags
);
1487 dmfprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"FreeChainBuffers (index %d)\n",
1488 ioc
->name
, chain_idx
));
1496 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1501 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1503 * mptscsih_IssueTaskMgmt - Generic send Task Management function.
1504 * @hd: Pointer to MPT_SCSI_HOST structure
1505 * @type: Task Management type
1506 * @channel: channel number for task management
1507 * @id: Logical Target ID for reset (if appropriate)
1508 * @lun: Logical Unit for reset (if appropriate)
1509 * @ctx2abort: Context for the task to be aborted (if appropriate)
1510 * @timeout: timeout for task management control
1512 * Remark: _HardResetHandler can be invoked from an interrupt thread (timer)
1513 * or a non-interrupt thread. In the former, must not call schedule().
1515 * Not all fields are meaningfull for all task types.
1517 * Returns 0 for SUCCESS, or FAILED.
1521 mptscsih_IssueTaskMgmt(MPT_SCSI_HOST
*hd
, u8 type
, u8 channel
, u8 id
, int lun
,
1522 int ctx2abort
, ulong timeout
)
1525 SCSITaskMgmt_t
*pScsiTm
;
1528 MPT_ADAPTER
*ioc
= hd
->ioc
;
1529 unsigned long timeleft
;
1530 u8 issue_hard_reset
;
1532 unsigned long time_count
;
1534 issue_hard_reset
= 0;
1535 ioc_raw_state
= mpt_GetIocState(ioc
, 0);
1537 if ((ioc_raw_state
& MPI_IOC_STATE_MASK
) != MPI_IOC_STATE_OPERATIONAL
) {
1538 printk(MYIOC_s_WARN_FMT
1539 "TaskMgmt type=%x: IOC Not operational (0x%x)!\n",
1540 ioc
->name
, type
, ioc_raw_state
);
1541 printk(MYIOC_s_WARN_FMT
"Issuing HardReset from %s!!\n",
1542 ioc
->name
, __func__
);
1543 if (mpt_HardResetHandler(ioc
, CAN_SLEEP
) < 0)
1544 printk(MYIOC_s_WARN_FMT
"TaskMgmt HardReset "
1545 "FAILED!!\n", ioc
->name
);
1549 /* DOORBELL ACTIVE check is not required if
1550 * MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q is supported.
1553 if (!((ioc
->facts
.IOCCapabilities
& MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q
)
1554 && (ioc
->facts
.MsgVersion
>= MPI_VERSION_01_05
)) &&
1555 (ioc_raw_state
& MPI_DOORBELL_ACTIVE
)) {
1556 printk(MYIOC_s_WARN_FMT
1557 "TaskMgmt type=%x: ioc_state: "
1558 "DOORBELL_ACTIVE (0x%x)!\n",
1559 ioc
->name
, type
, ioc_raw_state
);
1563 mutex_lock(&ioc
->taskmgmt_cmds
.mutex
);
1564 if (mpt_set_taskmgmt_in_progress_flag(ioc
) != 0) {
1570 /* Return Fail to calling function if no message frames available.
1572 if ((mf
= mpt_get_msg_frame(ioc
->TaskCtx
, ioc
)) == NULL
) {
1573 dfailprintk(ioc
, printk(MYIOC_s_ERR_FMT
1574 "TaskMgmt no msg frames!!\n", ioc
->name
));
1576 mpt_clear_taskmgmt_in_progress_flag(ioc
);
1579 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"TaskMgmt request (mf=%p)\n",
1582 /* Format the Request
1584 pScsiTm
= (SCSITaskMgmt_t
*) mf
;
1585 pScsiTm
->TargetID
= id
;
1586 pScsiTm
->Bus
= channel
;
1587 pScsiTm
->ChainOffset
= 0;
1588 pScsiTm
->Function
= MPI_FUNCTION_SCSI_TASK_MGMT
;
1590 pScsiTm
->Reserved
= 0;
1591 pScsiTm
->TaskType
= type
;
1592 pScsiTm
->Reserved1
= 0;
1593 pScsiTm
->MsgFlags
= (type
== MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS
)
1594 ? MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION
: 0;
1596 int_to_scsilun(lun
, (struct scsi_lun
*)pScsiTm
->LUN
);
1598 for (ii
=0; ii
< 7; ii
++)
1599 pScsiTm
->Reserved2
[ii
] = 0;
1601 pScsiTm
->TaskMsgContext
= ctx2abort
;
1603 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"TaskMgmt: ctx2abort (0x%08x) "
1604 "task_type = 0x%02X, timeout = %ld\n", ioc
->name
, ctx2abort
,
1607 DBG_DUMP_TM_REQUEST_FRAME(ioc
, (u32
*)pScsiTm
);
1609 INITIALIZE_MGMT_STATUS(ioc
->taskmgmt_cmds
.status
)
1610 time_count
= jiffies
;
1611 if ((ioc
->facts
.IOCCapabilities
& MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q
) &&
1612 (ioc
->facts
.MsgVersion
>= MPI_VERSION_01_05
))
1613 mpt_put_msg_frame_hi_pri(ioc
->TaskCtx
, ioc
, mf
);
1615 retval
= mpt_send_handshake_request(ioc
->TaskCtx
, ioc
,
1616 sizeof(SCSITaskMgmt_t
), (u32
*)pScsiTm
, CAN_SLEEP
);
1618 dfailprintk(ioc
, printk(MYIOC_s_ERR_FMT
1619 "TaskMgmt handshake FAILED!(mf=%p, rc=%d) \n",
1620 ioc
->name
, mf
, retval
));
1621 mpt_free_msg_frame(ioc
, mf
);
1622 mpt_clear_taskmgmt_in_progress_flag(ioc
);
1627 timeleft
= wait_for_completion_timeout(&ioc
->taskmgmt_cmds
.done
,
1629 if (!(ioc
->taskmgmt_cmds
.status
& MPT_MGMT_STATUS_COMMAND_GOOD
)) {
1631 dtmprintk(ioc
, printk(MYIOC_s_ERR_FMT
1632 "TaskMgmt TIMED OUT!(mf=%p)\n", ioc
->name
, mf
));
1633 mpt_clear_taskmgmt_in_progress_flag(ioc
);
1634 if (ioc
->taskmgmt_cmds
.status
& MPT_MGMT_STATUS_DID_IOCRESET
)
1636 issue_hard_reset
= 1;
1640 retval
= mptscsih_taskmgmt_reply(ioc
, type
,
1641 (SCSITaskMgmtReply_t
*) ioc
->taskmgmt_cmds
.reply
);
1643 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
1644 "TaskMgmt completed (%d seconds)\n",
1645 ioc
->name
, jiffies_to_msecs(jiffies
- time_count
)/1000));
1649 CLEAR_MGMT_STATUS(ioc
->taskmgmt_cmds
.status
)
1650 if (issue_hard_reset
) {
1651 printk(MYIOC_s_WARN_FMT
1652 "Issuing Reset from %s!! doorbell=0x%08x\n",
1653 ioc
->name
, __func__
, mpt_GetIocState(ioc
, 0));
1654 retval
= (ioc
->bus_type
== SAS
) ?
1655 mpt_HardResetHandler(ioc
, CAN_SLEEP
) :
1656 mpt_Soft_Hard_ResetHandler(ioc
, CAN_SLEEP
);
1657 mpt_free_msg_frame(ioc
, mf
);
1660 retval
= (retval
== 0) ? 0 : FAILED
;
1661 mutex_unlock(&ioc
->taskmgmt_cmds
.mutex
);
1664 EXPORT_SYMBOL(mptscsih_IssueTaskMgmt
);
1667 mptscsih_get_tm_timeout(MPT_ADAPTER
*ioc
)
1669 switch (ioc
->bus_type
) {
1680 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1682 * mptscsih_abort - Abort linux scsi_cmnd routine, new_eh variant
1683 * @SCpnt: Pointer to scsi_cmnd structure, IO to be aborted
1685 * (linux scsi_host_template.eh_abort_handler routine)
1687 * Returns SUCCESS or FAILED.
1690 mptscsih_abort(struct scsi_cmnd
* SCpnt
)
1697 VirtDevice
*vdevice
;
1700 /* If we can't locate our host adapter structure, return FAILED status.
1702 if ((hd
= shost_priv(SCpnt
->device
->host
)) == NULL
) {
1703 SCpnt
->result
= DID_RESET
<< 16;
1704 SCpnt
->scsi_done(SCpnt
);
1705 printk(KERN_ERR MYNAM
": task abort: "
1706 "can't locate host! (sc=%p)\n", SCpnt
);
1711 printk(MYIOC_s_INFO_FMT
"attempting task abort! (sc=%p)\n",
1713 scsi_print_command(SCpnt
);
1715 vdevice
= SCpnt
->device
->hostdata
;
1716 if (!vdevice
|| !vdevice
->vtarget
) {
1717 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
1718 "task abort: device has been deleted (sc=%p)\n",
1720 SCpnt
->result
= DID_NO_CONNECT
<< 16;
1721 SCpnt
->scsi_done(SCpnt
);
1726 /* Task aborts are not supported for hidden raid components.
1728 if (vdevice
->vtarget
->tflags
& MPT_TARGET_FLAGS_RAID_COMPONENT
) {
1729 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
1730 "task abort: hidden raid component (sc=%p)\n",
1732 SCpnt
->result
= DID_RESET
<< 16;
1737 /* Task aborts are not supported for volumes.
1739 if (vdevice
->vtarget
->raidVolume
) {
1740 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
1741 "task abort: raid volume (sc=%p)\n",
1743 SCpnt
->result
= DID_RESET
<< 16;
1748 /* Find this command
1750 if ((scpnt_idx
= SCPNT_TO_LOOKUP_IDX(ioc
, SCpnt
)) < 0) {
1751 /* Cmd not found in ScsiLookup.
1754 SCpnt
->result
= DID_RESET
<< 16;
1755 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"task abort: "
1756 "Command not in the active list! (sc=%p)\n", ioc
->name
,
1762 if (ioc
->timeouts
< -1)
1765 if (mpt_fwfault_debug
)
1766 mpt_halt_firmware(ioc
);
1768 /* Most important! Set TaskMsgContext to SCpnt's MsgContext!
1769 * (the IO to be ABORT'd)
1771 * NOTE: Since we do not byteswap MsgContext, we do not
1772 * swap it here either. It is an opaque cookie to
1773 * the controller, so it does not matter. -DaveM
1775 mf
= MPT_INDEX_2_MFPTR(ioc
, scpnt_idx
);
1776 ctx2abort
= mf
->u
.frame
.hwhdr
.msgctxu
.MsgContext
;
1777 retval
= mptscsih_IssueTaskMgmt(hd
,
1778 MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK
,
1779 vdevice
->vtarget
->channel
,
1780 vdevice
->vtarget
->id
, vdevice
->lun
,
1781 ctx2abort
, mptscsih_get_tm_timeout(ioc
));
1783 if (SCPNT_TO_LOOKUP_IDX(ioc
, SCpnt
) == scpnt_idx
) {
1784 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
1785 "task abort: command still in active list! (sc=%p)\n",
1789 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
1790 "task abort: command cleared from active list! (sc=%p)\n",
1796 printk(MYIOC_s_INFO_FMT
"task abort: %s (rv=%04x) (sc=%p)\n",
1797 ioc
->name
, ((retval
== SUCCESS
) ? "SUCCESS" : "FAILED"), retval
,
1803 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1805 * mptscsih_dev_reset - Perform a SCSI TARGET_RESET! new_eh variant
1806 * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to
1808 * (linux scsi_host_template.eh_dev_reset_handler routine)
1810 * Returns SUCCESS or FAILED.
1813 mptscsih_dev_reset(struct scsi_cmnd
* SCpnt
)
1817 VirtDevice
*vdevice
;
1820 /* If we can't locate our host adapter structure, return FAILED status.
1822 if ((hd
= shost_priv(SCpnt
->device
->host
)) == NULL
){
1823 printk(KERN_ERR MYNAM
": target reset: "
1824 "Can't locate host! (sc=%p)\n", SCpnt
);
1829 printk(MYIOC_s_INFO_FMT
"attempting target reset! (sc=%p)\n",
1831 scsi_print_command(SCpnt
);
1833 vdevice
= SCpnt
->device
->hostdata
;
1834 if (!vdevice
|| !vdevice
->vtarget
) {
1839 /* Target reset to hidden raid component is not supported
1841 if (vdevice
->vtarget
->tflags
& MPT_TARGET_FLAGS_RAID_COMPONENT
) {
1846 retval
= mptscsih_IssueTaskMgmt(hd
,
1847 MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET
,
1848 vdevice
->vtarget
->channel
,
1849 vdevice
->vtarget
->id
, 0, 0,
1850 mptscsih_get_tm_timeout(ioc
));
1853 printk (MYIOC_s_INFO_FMT
"target reset: %s (sc=%p)\n",
1854 ioc
->name
, ((retval
== 0) ? "SUCCESS" : "FAILED" ), SCpnt
);
1863 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1865 * mptscsih_bus_reset - Perform a SCSI BUS_RESET! new_eh variant
1866 * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to
1868 * (linux scsi_host_template.eh_bus_reset_handler routine)
1870 * Returns SUCCESS or FAILED.
1873 mptscsih_bus_reset(struct scsi_cmnd
* SCpnt
)
1877 VirtDevice
*vdevice
;
1880 /* If we can't locate our host adapter structure, return FAILED status.
1882 if ((hd
= shost_priv(SCpnt
->device
->host
)) == NULL
){
1883 printk(KERN_ERR MYNAM
": bus reset: "
1884 "Can't locate host! (sc=%p)\n", SCpnt
);
1889 printk(MYIOC_s_INFO_FMT
"attempting bus reset! (sc=%p)\n",
1891 scsi_print_command(SCpnt
);
1893 if (ioc
->timeouts
< -1)
1896 vdevice
= SCpnt
->device
->hostdata
;
1897 if (!vdevice
|| !vdevice
->vtarget
)
1899 retval
= mptscsih_IssueTaskMgmt(hd
,
1900 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS
,
1901 vdevice
->vtarget
->channel
, 0, 0, 0,
1902 mptscsih_get_tm_timeout(ioc
));
1904 printk(MYIOC_s_INFO_FMT
"bus reset: %s (sc=%p)\n",
1905 ioc
->name
, ((retval
== 0) ? "SUCCESS" : "FAILED" ), SCpnt
);
1913 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1915 * mptscsih_host_reset - Perform a SCSI host adapter RESET (new_eh variant)
1916 * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to
1918 * (linux scsi_host_template.eh_host_reset_handler routine)
1920 * Returns SUCCESS or FAILED.
1923 mptscsih_host_reset(struct scsi_cmnd
*SCpnt
)
1926 int status
= SUCCESS
;
1930 /* If we can't locate the host to reset, then we failed. */
1931 if ((hd
= shost_priv(SCpnt
->device
->host
)) == NULL
){
1932 printk(KERN_ERR MYNAM
": host reset: "
1933 "Can't locate host! (sc=%p)\n", SCpnt
);
1937 /* make sure we have no outstanding commands at this stage */
1938 mptscsih_flush_running_cmds(hd
);
1941 printk(MYIOC_s_INFO_FMT
"attempting host reset! (sc=%p)\n",
1944 /* If our attempts to reset the host failed, then return a failed
1945 * status. The host will be taken off line by the SCSI mid-layer.
1947 retval
= mpt_Soft_Hard_ResetHandler(ioc
, CAN_SLEEP
);
1953 printk(MYIOC_s_INFO_FMT
"host reset: %s (sc=%p)\n",
1954 ioc
->name
, ((retval
== 0) ? "SUCCESS" : "FAILED" ), SCpnt
);
1960 mptscsih_taskmgmt_reply(MPT_ADAPTER
*ioc
, u8 type
,
1961 SCSITaskMgmtReply_t
*pScsiTmReply
)
1964 u32 termination_count
;
1967 if (!(ioc
->taskmgmt_cmds
.status
& MPT_MGMT_STATUS_RF_VALID
)) {
1972 DBG_DUMP_TM_REPLY_FRAME(ioc
, (u32
*)pScsiTmReply
);
1974 iocstatus
= le16_to_cpu(pScsiTmReply
->IOCStatus
) & MPI_IOCSTATUS_MASK
;
1975 termination_count
= le32_to_cpu(pScsiTmReply
->TerminationCount
);
1977 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
1978 "TaskMgmt fw_channel = %d, fw_id = %d, task_type = 0x%02X,\n"
1979 "\tiocstatus = 0x%04X, loginfo = 0x%08X, response_code = 0x%02X,\n"
1980 "\tterm_cmnds = %d\n", ioc
->name
, pScsiTmReply
->Bus
,
1981 pScsiTmReply
->TargetID
, type
, le16_to_cpu(pScsiTmReply
->IOCStatus
),
1982 le32_to_cpu(pScsiTmReply
->IOCLogInfo
), pScsiTmReply
->ResponseCode
,
1983 termination_count
));
1985 if (ioc
->facts
.MsgVersion
>= MPI_VERSION_01_05
&&
1986 pScsiTmReply
->ResponseCode
)
1987 mptscsih_taskmgmt_response_code(ioc
,
1988 pScsiTmReply
->ResponseCode
);
1990 if (iocstatus
== MPI_IOCSTATUS_SUCCESS
) {
1996 if (type
== MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK
) {
1997 if (termination_count
== 1)
2002 if (iocstatus
== MPI_IOCSTATUS_SCSI_TASK_TERMINATED
||
2003 iocstatus
== MPI_IOCSTATUS_SCSI_IOC_TERMINATED
)
2010 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2012 mptscsih_taskmgmt_response_code(MPT_ADAPTER
*ioc
, u8 response_code
)
2016 switch (response_code
) {
2017 case MPI_SCSITASKMGMT_RSP_TM_COMPLETE
:
2018 desc
= "The task completed.";
2020 case MPI_SCSITASKMGMT_RSP_INVALID_FRAME
:
2021 desc
= "The IOC received an invalid frame status.";
2023 case MPI_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED
:
2024 desc
= "The task type is not supported.";
2026 case MPI_SCSITASKMGMT_RSP_TM_FAILED
:
2027 desc
= "The requested task failed.";
2029 case MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED
:
2030 desc
= "The task completed successfully.";
2032 case MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN
:
2033 desc
= "The LUN request is invalid.";
2035 case MPI_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC
:
2036 desc
= "The task is in the IOC queue and has not been sent to target.";
2042 printk(MYIOC_s_INFO_FMT
"Response Code(0x%08x): F/W: %s\n",
2043 ioc
->name
, response_code
, desc
);
2045 EXPORT_SYMBOL(mptscsih_taskmgmt_response_code
);
2047 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2049 * mptscsih_taskmgmt_complete - Registered with Fusion MPT base driver
2050 * @ioc: Pointer to MPT_ADAPTER structure
2051 * @mf: Pointer to SCSI task mgmt request frame
2052 * @mr: Pointer to SCSI task mgmt reply frame
2054 * This routine is called from mptbase.c::mpt_interrupt() at the completion
2055 * of any SCSI task management request.
2056 * This routine is registered with the MPT (base) driver at driver
2057 * load/init time via the mpt_register() API call.
2059 * Returns 1 indicating alloc'd request frame ptr should be freed.
2062 mptscsih_taskmgmt_complete(MPT_ADAPTER
*ioc
, MPT_FRAME_HDR
*mf
,
2065 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2066 "TaskMgmt completed (mf=%p, mr=%p)\n", ioc
->name
, mf
, mr
));
2068 ioc
->taskmgmt_cmds
.status
|= MPT_MGMT_STATUS_COMMAND_GOOD
;
2073 ioc
->taskmgmt_cmds
.status
|= MPT_MGMT_STATUS_RF_VALID
;
2074 memcpy(ioc
->taskmgmt_cmds
.reply
, mr
,
2075 min(MPT_DEFAULT_FRAME_SIZE
, 4 * mr
->u
.reply
.MsgLength
));
2077 if (ioc
->taskmgmt_cmds
.status
& MPT_MGMT_STATUS_PENDING
) {
2078 mpt_clear_taskmgmt_in_progress_flag(ioc
);
2079 ioc
->taskmgmt_cmds
.status
&= ~MPT_MGMT_STATUS_PENDING
;
2080 complete(&ioc
->taskmgmt_cmds
.done
);
2081 if (ioc
->bus_type
== SAS
)
2082 ioc
->schedule_target_reset(ioc
);
2088 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2090 * This is anyones guess quite frankly.
2093 mptscsih_bios_param(struct scsi_device
* sdev
, struct block_device
*bdev
,
2094 sector_t capacity
, int geom
[])
2104 dummy
= heads
* sectors
;
2105 cylinders
= capacity
;
2106 sector_div(cylinders
,dummy
);
2109 * Handle extended translation size for logical drives
2112 if ((ulong
)capacity
>= 0x200000) {
2115 dummy
= heads
* sectors
;
2116 cylinders
= capacity
;
2117 sector_div(cylinders
,dummy
);
2123 geom
[2] = cylinders
;
2128 /* Search IOC page 3 to determine if this is hidden physical disk
2132 mptscsih_is_phys_disk(MPT_ADAPTER
*ioc
, u8 channel
, u8 id
)
2134 struct inactive_raid_component_info
*component_info
;
2136 RaidPhysDiskPage1_t
*phys_disk
;
2140 if (!ioc
->raid_data
.pIocPg3
)
2142 for (i
= 0; i
< ioc
->raid_data
.pIocPg3
->NumPhysDisks
; i
++) {
2143 if ((id
== ioc
->raid_data
.pIocPg3
->PhysDisk
[i
].PhysDiskID
) &&
2144 (channel
== ioc
->raid_data
.pIocPg3
->PhysDisk
[i
].PhysDiskBus
)) {
2150 if (ioc
->bus_type
!= SAS
)
2154 * Check if dual path
2156 for (i
= 0; i
< ioc
->raid_data
.pIocPg3
->NumPhysDisks
; i
++) {
2157 num_paths
= mpt_raid_phys_disk_get_num_paths(ioc
,
2158 ioc
->raid_data
.pIocPg3
->PhysDisk
[i
].PhysDiskNum
);
2161 phys_disk
= kzalloc(offsetof(RaidPhysDiskPage1_t
, Path
) +
2162 (num_paths
* sizeof(RAID_PHYS_DISK1_PATH
)), GFP_KERNEL
);
2165 if ((mpt_raid_phys_disk_pg1(ioc
,
2166 ioc
->raid_data
.pIocPg3
->PhysDisk
[i
].PhysDiskNum
,
2171 for (j
= 0; j
< num_paths
; j
++) {
2172 if ((phys_disk
->Path
[j
].Flags
&
2173 MPI_RAID_PHYSDISK1_FLAG_INVALID
))
2175 if ((phys_disk
->Path
[j
].Flags
&
2176 MPI_RAID_PHYSDISK1_FLAG_BROKEN
))
2178 if ((id
== phys_disk
->Path
[j
].PhysDiskID
) &&
2179 (channel
== phys_disk
->Path
[j
].PhysDiskBus
)) {
2190 * Check inactive list for matching phys disks
2192 if (list_empty(&ioc
->raid_data
.inactive_list
))
2195 mutex_lock(&ioc
->raid_data
.inactive_list_mutex
);
2196 list_for_each_entry(component_info
, &ioc
->raid_data
.inactive_list
,
2198 if ((component_info
->d
.PhysDiskID
== id
) &&
2199 (component_info
->d
.PhysDiskBus
== channel
))
2202 mutex_unlock(&ioc
->raid_data
.inactive_list_mutex
);
2207 EXPORT_SYMBOL(mptscsih_is_phys_disk
);
2210 mptscsih_raid_id_to_num(MPT_ADAPTER
*ioc
, u8 channel
, u8 id
)
2212 struct inactive_raid_component_info
*component_info
;
2214 RaidPhysDiskPage1_t
*phys_disk
;
2218 if (!ioc
->raid_data
.pIocPg3
)
2220 for (i
= 0; i
< ioc
->raid_data
.pIocPg3
->NumPhysDisks
; i
++) {
2221 if ((id
== ioc
->raid_data
.pIocPg3
->PhysDisk
[i
].PhysDiskID
) &&
2222 (channel
== ioc
->raid_data
.pIocPg3
->PhysDisk
[i
].PhysDiskBus
)) {
2223 rc
= ioc
->raid_data
.pIocPg3
->PhysDisk
[i
].PhysDiskNum
;
2228 if (ioc
->bus_type
!= SAS
)
2232 * Check if dual path
2234 for (i
= 0; i
< ioc
->raid_data
.pIocPg3
->NumPhysDisks
; i
++) {
2235 num_paths
= mpt_raid_phys_disk_get_num_paths(ioc
,
2236 ioc
->raid_data
.pIocPg3
->PhysDisk
[i
].PhysDiskNum
);
2239 phys_disk
= kzalloc(offsetof(RaidPhysDiskPage1_t
, Path
) +
2240 (num_paths
* sizeof(RAID_PHYS_DISK1_PATH
)), GFP_KERNEL
);
2243 if ((mpt_raid_phys_disk_pg1(ioc
,
2244 ioc
->raid_data
.pIocPg3
->PhysDisk
[i
].PhysDiskNum
,
2249 for (j
= 0; j
< num_paths
; j
++) {
2250 if ((phys_disk
->Path
[j
].Flags
&
2251 MPI_RAID_PHYSDISK1_FLAG_INVALID
))
2253 if ((phys_disk
->Path
[j
].Flags
&
2254 MPI_RAID_PHYSDISK1_FLAG_BROKEN
))
2256 if ((id
== phys_disk
->Path
[j
].PhysDiskID
) &&
2257 (channel
== phys_disk
->Path
[j
].PhysDiskBus
)) {
2258 rc
= phys_disk
->PhysDiskNum
;
2267 * Check inactive list for matching phys disks
2269 if (list_empty(&ioc
->raid_data
.inactive_list
))
2272 mutex_lock(&ioc
->raid_data
.inactive_list_mutex
);
2273 list_for_each_entry(component_info
, &ioc
->raid_data
.inactive_list
,
2275 if ((component_info
->d
.PhysDiskID
== id
) &&
2276 (component_info
->d
.PhysDiskBus
== channel
))
2277 rc
= component_info
->d
.PhysDiskNum
;
2279 mutex_unlock(&ioc
->raid_data
.inactive_list_mutex
);
2284 EXPORT_SYMBOL(mptscsih_raid_id_to_num
);
2287 * OS entry point to allow for host driver to free allocated memory
2288 * Called if no device present or device being unloaded
2291 mptscsih_slave_destroy(struct scsi_device
*sdev
)
2293 struct Scsi_Host
*host
= sdev
->host
;
2294 MPT_SCSI_HOST
*hd
= shost_priv(host
);
2295 VirtTarget
*vtarget
;
2296 VirtDevice
*vdevice
;
2297 struct scsi_target
*starget
;
2299 starget
= scsi_target(sdev
);
2300 vtarget
= starget
->hostdata
;
2301 vdevice
= sdev
->hostdata
;
2305 mptscsih_search_running_cmds(hd
, vdevice
);
2306 vtarget
->num_luns
--;
2307 mptscsih_synchronize_cache(hd
, vdevice
);
2309 sdev
->hostdata
= NULL
;
2312 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2314 * mptscsih_change_queue_depth - This function will set a devices queue depth
2315 * @sdev: per scsi_device pointer
2316 * @qdepth: requested queue depth
2317 * @reason: calling context
2319 * Adding support for new 'change_queue_depth' api.
2322 mptscsih_change_queue_depth(struct scsi_device
*sdev
, int qdepth
, int reason
)
2324 MPT_SCSI_HOST
*hd
= shost_priv(sdev
->host
);
2325 VirtTarget
*vtarget
;
2326 struct scsi_target
*starget
;
2329 MPT_ADAPTER
*ioc
= hd
->ioc
;
2331 starget
= scsi_target(sdev
);
2332 vtarget
= starget
->hostdata
;
2334 if (reason
!= SCSI_QDEPTH_DEFAULT
)
2337 if (ioc
->bus_type
== SPI
) {
2338 if (!(vtarget
->tflags
& MPT_TARGET_FLAGS_Q_YES
))
2340 else if (sdev
->type
== TYPE_DISK
&&
2341 vtarget
->minSyncFactor
<= MPT_ULTRA160
)
2342 max_depth
= MPT_SCSI_CMD_PER_DEV_HIGH
;
2344 max_depth
= MPT_SCSI_CMD_PER_DEV_LOW
;
2346 max_depth
= ioc
->sh
->can_queue
;
2348 if (!sdev
->tagged_supported
)
2351 if (qdepth
> max_depth
)
2356 tagged
= MSG_SIMPLE_TAG
;
2358 scsi_adjust_queue_depth(sdev
, tagged
, qdepth
);
2359 return sdev
->queue_depth
;
2363 * OS entry point to adjust the queue_depths on a per-device basis.
2364 * Called once per device the bus scan. Use it to force the queue_depth
2365 * member to 1 if a device does not support Q tags.
2366 * Return non-zero if fails.
2369 mptscsih_slave_configure(struct scsi_device
*sdev
)
2371 struct Scsi_Host
*sh
= sdev
->host
;
2372 VirtTarget
*vtarget
;
2373 VirtDevice
*vdevice
;
2374 struct scsi_target
*starget
;
2375 MPT_SCSI_HOST
*hd
= shost_priv(sh
);
2376 MPT_ADAPTER
*ioc
= hd
->ioc
;
2378 starget
= scsi_target(sdev
);
2379 vtarget
= starget
->hostdata
;
2380 vdevice
= sdev
->hostdata
;
2382 dsprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2383 "device @ %p, channel=%d, id=%d, lun=%d\n",
2384 ioc
->name
, sdev
, sdev
->channel
, sdev
->id
, sdev
->lun
));
2385 if (ioc
->bus_type
== SPI
)
2386 dsprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2387 "sdtr %d wdtr %d ppr %d inq length=%d\n",
2388 ioc
->name
, sdev
->sdtr
, sdev
->wdtr
,
2389 sdev
->ppr
, sdev
->inquiry_len
));
2391 vdevice
->configured_lun
= 1;
2393 dsprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2394 "Queue depth=%d, tflags=%x\n",
2395 ioc
->name
, sdev
->queue_depth
, vtarget
->tflags
));
2397 if (ioc
->bus_type
== SPI
)
2398 dsprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2399 "negoFlags=%x, maxOffset=%x, SyncFactor=%x\n",
2400 ioc
->name
, vtarget
->negoFlags
, vtarget
->maxOffset
,
2401 vtarget
->minSyncFactor
));
2403 mptscsih_change_queue_depth(sdev
, MPT_SCSI_CMD_PER_DEV_HIGH
,
2404 SCSI_QDEPTH_DEFAULT
);
2405 dsprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2406 "tagged %d, simple %d, ordered %d\n",
2407 ioc
->name
,sdev
->tagged_supported
, sdev
->simple_tags
,
2408 sdev
->ordered_tags
));
2410 blk_queue_dma_alignment (sdev
->request_queue
, 512 - 1);
2415 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2417 * Private routines...
2420 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2421 /* Utility function to copy sense data from the scsi_cmnd buffer
2422 * to the FC and SCSI target structures.
2426 mptscsih_copy_sense_data(struct scsi_cmnd
*sc
, MPT_SCSI_HOST
*hd
, MPT_FRAME_HDR
*mf
, SCSIIOReply_t
*pScsiReply
)
2428 VirtDevice
*vdevice
;
2429 SCSIIORequest_t
*pReq
;
2430 u32 sense_count
= le32_to_cpu(pScsiReply
->SenseCount
);
2431 MPT_ADAPTER
*ioc
= hd
->ioc
;
2433 /* Get target structure
2435 pReq
= (SCSIIORequest_t
*) mf
;
2436 vdevice
= sc
->device
->hostdata
;
2442 /* Copy the sense received into the scsi command block. */
2443 req_index
= le16_to_cpu(mf
->u
.frame
.hwhdr
.msgctxu
.fld
.req_idx
);
2444 sense_data
= ((u8
*)ioc
->sense_buf_pool
+ (req_index
* MPT_SENSE_BUFFER_ALLOC
));
2445 memcpy(sc
->sense_buffer
, sense_data
, SNS_LEN(sc
));
2447 /* Log SMART data (asc = 0x5D, non-IM case only) if required.
2449 if ((ioc
->events
) && (ioc
->eventTypes
& (1 << MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE
))) {
2450 if ((sense_data
[12] == 0x5D) && (vdevice
->vtarget
->raidVolume
== 0)) {
2453 idx
= ioc
->eventContext
% MPTCTL_EVENT_LOG_SIZE
;
2454 ioc
->events
[idx
].event
= MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE
;
2455 ioc
->events
[idx
].eventContext
= ioc
->eventContext
;
2457 ioc
->events
[idx
].data
[0] = (pReq
->LUN
[1] << 24) |
2458 (MPI_EVENT_SCSI_DEV_STAT_RC_SMART_DATA
<< 16) |
2459 (sc
->device
->channel
<< 8) | sc
->device
->id
;
2461 ioc
->events
[idx
].data
[1] = (sense_data
[13] << 8) | sense_data
[12];
2463 ioc
->eventContext
++;
2464 if (ioc
->pcidev
->vendor
==
2465 PCI_VENDOR_ID_IBM
) {
2466 mptscsih_issue_sep_command(ioc
,
2467 vdevice
->vtarget
, MPI_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT
);
2468 vdevice
->vtarget
->tflags
|=
2469 MPT_TARGET_FLAGS_LED_ON
;
2474 dprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"Hmmm... SenseData len=0! (?)\n",
2480 * mptscsih_get_scsi_lookup - retrieves scmd entry
2481 * @ioc: Pointer to MPT_ADAPTER structure
2482 * @i: index into the array
2484 * Returns the scsi_cmd pointer
2487 mptscsih_get_scsi_lookup(MPT_ADAPTER
*ioc
, int i
)
2489 unsigned long flags
;
2490 struct scsi_cmnd
*scmd
;
2492 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
2493 scmd
= ioc
->ScsiLookup
[i
];
2494 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
2498 EXPORT_SYMBOL(mptscsih_get_scsi_lookup
);
2501 * mptscsih_getclear_scsi_lookup - retrieves and clears scmd entry from ScsiLookup[] array list
2502 * @ioc: Pointer to MPT_ADAPTER structure
2503 * @i: index into the array
2505 * Returns the scsi_cmd pointer
2508 static struct scsi_cmnd
*
2509 mptscsih_getclear_scsi_lookup(MPT_ADAPTER
*ioc
, int i
)
2511 unsigned long flags
;
2512 struct scsi_cmnd
*scmd
;
2514 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
2515 scmd
= ioc
->ScsiLookup
[i
];
2516 ioc
->ScsiLookup
[i
] = NULL
;
2517 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
2523 * mptscsih_set_scsi_lookup - write a scmd entry into the ScsiLookup[] array list
2525 * @ioc: Pointer to MPT_ADAPTER structure
2526 * @i: index into the array
2527 * @scmd: scsi_cmnd pointer
2531 mptscsih_set_scsi_lookup(MPT_ADAPTER
*ioc
, int i
, struct scsi_cmnd
*scmd
)
2533 unsigned long flags
;
2535 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
2536 ioc
->ScsiLookup
[i
] = scmd
;
2537 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
2541 * SCPNT_TO_LOOKUP_IDX - searches for a given scmd in the ScsiLookup[] array list
2542 * @ioc: Pointer to MPT_ADAPTER structure
2543 * @sc: scsi_cmnd pointer
2546 SCPNT_TO_LOOKUP_IDX(MPT_ADAPTER
*ioc
, struct scsi_cmnd
*sc
)
2548 unsigned long flags
;
2551 spin_lock_irqsave(&ioc
->scsi_lookup_lock
, flags
);
2552 for (i
= 0; i
< ioc
->req_depth
; i
++) {
2553 if (ioc
->ScsiLookup
[i
] == sc
) {
2560 spin_unlock_irqrestore(&ioc
->scsi_lookup_lock
, flags
);
2564 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2566 mptscsih_ioc_reset(MPT_ADAPTER
*ioc
, int reset_phase
)
2570 if (ioc
->sh
== NULL
|| shost_priv(ioc
->sh
) == NULL
)
2573 hd
= shost_priv(ioc
->sh
);
2574 switch (reset_phase
) {
2575 case MPT_IOC_SETUP_RESET
:
2576 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2577 "%s: MPT_IOC_SETUP_RESET\n", ioc
->name
, __func__
));
2579 case MPT_IOC_PRE_RESET
:
2580 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2581 "%s: MPT_IOC_PRE_RESET\n", ioc
->name
, __func__
));
2582 mptscsih_flush_running_cmds(hd
);
2584 case MPT_IOC_POST_RESET
:
2585 dtmprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2586 "%s: MPT_IOC_POST_RESET\n", ioc
->name
, __func__
));
2587 if (ioc
->internal_cmds
.status
& MPT_MGMT_STATUS_PENDING
) {
2588 ioc
->internal_cmds
.status
|=
2589 MPT_MGMT_STATUS_DID_IOCRESET
;
2590 complete(&ioc
->internal_cmds
.done
);
2596 return 1; /* currently means nothing really */
2599 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2601 mptscsih_event_process(MPT_ADAPTER
*ioc
, EventNotificationReply_t
*pEvReply
)
2603 u8 event
= le32_to_cpu(pEvReply
->Event
) & 0xFF;
2605 devtverboseprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2606 "MPT event (=%02Xh) routed to SCSI host driver!\n",
2609 if ((event
== MPI_EVENT_IOC_BUS_RESET
||
2610 event
== MPI_EVENT_EXT_BUS_RESET
) &&
2611 (ioc
->bus_type
== SPI
) && (ioc
->soft_resets
< -1))
2614 return 1; /* currently means nothing really */
2617 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2619 * Bus Scan and Domain Validation functionality ...
2622 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2624 * mptscsih_scandv_complete - Scan and DV callback routine registered
2625 * to Fustion MPT (base) driver.
2627 * @ioc: Pointer to MPT_ADAPTER structure
2628 * @mf: Pointer to original MPT request frame
2629 * @mr: Pointer to MPT reply frame (NULL if TurboReply)
2631 * This routine is called from mpt.c::mpt_interrupt() at the completion
2632 * of any SCSI IO request.
2633 * This routine is registered with the Fusion MPT (base) driver at driver
2634 * load/init time via the mpt_register() API call.
2636 * Returns 1 indicating alloc'd request frame ptr should be freed.
2638 * Remark: Sets a completion code and (possibly) saves sense data
2639 * in the IOC member localReply structure.
2640 * Used ONLY for DV and other internal commands.
2643 mptscsih_scandv_complete(MPT_ADAPTER
*ioc
, MPT_FRAME_HDR
*req
,
2644 MPT_FRAME_HDR
*reply
)
2646 SCSIIORequest_t
*pReq
;
2647 SCSIIOReply_t
*pReply
;
2653 ioc
->internal_cmds
.status
|= MPT_MGMT_STATUS_COMMAND_GOOD
;
2654 ioc
->internal_cmds
.completion_code
= MPT_SCANDV_GOOD
;
2658 pReply
= (SCSIIOReply_t
*) reply
;
2659 pReq
= (SCSIIORequest_t
*) req
;
2660 ioc
->internal_cmds
.completion_code
=
2661 mptscsih_get_completion_code(ioc
, req
, reply
);
2662 ioc
->internal_cmds
.status
|= MPT_MGMT_STATUS_RF_VALID
;
2663 memcpy(ioc
->internal_cmds
.reply
, reply
,
2664 min(MPT_DEFAULT_FRAME_SIZE
, 4 * reply
->u
.reply
.MsgLength
));
2665 cmd
= reply
->u
.hdr
.Function
;
2666 if (((cmd
== MPI_FUNCTION_SCSI_IO_REQUEST
) ||
2667 (cmd
== MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH
)) &&
2668 (pReply
->SCSIState
& MPI_SCSI_STATE_AUTOSENSE_VALID
)) {
2669 req_idx
= le16_to_cpu(req
->u
.frame
.hwhdr
.msgctxu
.fld
.req_idx
);
2670 sense_data
= ((u8
*)ioc
->sense_buf_pool
+
2671 (req_idx
* MPT_SENSE_BUFFER_ALLOC
));
2672 sz
= min_t(int, pReq
->SenseBufferLength
,
2673 MPT_SENSE_BUFFER_ALLOC
);
2674 memcpy(ioc
->internal_cmds
.sense
, sense_data
, sz
);
2677 if (!(ioc
->internal_cmds
.status
& MPT_MGMT_STATUS_PENDING
))
2679 ioc
->internal_cmds
.status
&= ~MPT_MGMT_STATUS_PENDING
;
2680 complete(&ioc
->internal_cmds
.done
);
2686 * mptscsih_get_completion_code - get completion code from MPT request
2687 * @ioc: Pointer to MPT_ADAPTER structure
2688 * @req: Pointer to original MPT request frame
2689 * @reply: Pointer to MPT reply frame (NULL if TurboReply)
2693 mptscsih_get_completion_code(MPT_ADAPTER
*ioc
, MPT_FRAME_HDR
*req
,
2694 MPT_FRAME_HDR
*reply
)
2696 SCSIIOReply_t
*pReply
;
2697 MpiRaidActionReply_t
*pr
;
2700 int completion_code
;
2702 pReply
= (SCSIIOReply_t
*)reply
;
2703 status
= le16_to_cpu(pReply
->IOCStatus
) & MPI_IOCSTATUS_MASK
;
2704 scsi_status
= pReply
->SCSIStatus
;
2706 devtprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2707 "IOCStatus=%04xh, SCSIState=%02xh, SCSIStatus=%02xh,"
2708 "IOCLogInfo=%08xh\n", ioc
->name
, status
, pReply
->SCSIState
,
2709 scsi_status
, le32_to_cpu(pReply
->IOCLogInfo
)));
2713 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE
: /* 0x0043 */
2714 completion_code
= MPT_SCANDV_SELECTION_TIMEOUT
;
2717 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR
: /* 0x0046 */
2718 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED
: /* 0x0048 */
2719 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED
: /* 0x004B */
2720 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED
: /* 0x004C */
2721 completion_code
= MPT_SCANDV_DID_RESET
;
2724 case MPI_IOCSTATUS_BUSY
:
2725 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES
:
2726 completion_code
= MPT_SCANDV_BUSY
;
2729 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN
: /* 0x0045 */
2730 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR
: /* 0x0040 */
2731 case MPI_IOCSTATUS_SUCCESS
: /* 0x0000 */
2732 if (pReply
->Function
== MPI_FUNCTION_CONFIG
) {
2733 completion_code
= MPT_SCANDV_GOOD
;
2734 } else if (pReply
->Function
== MPI_FUNCTION_RAID_ACTION
) {
2735 pr
= (MpiRaidActionReply_t
*)reply
;
2736 if (le16_to_cpu(pr
->ActionStatus
) ==
2737 MPI_RAID_ACTION_ASTATUS_SUCCESS
)
2738 completion_code
= MPT_SCANDV_GOOD
;
2740 completion_code
= MPT_SCANDV_SOME_ERROR
;
2741 } else if (pReply
->SCSIState
& MPI_SCSI_STATE_AUTOSENSE_VALID
)
2742 completion_code
= MPT_SCANDV_SENSE
;
2743 else if (pReply
->SCSIState
& MPI_SCSI_STATE_AUTOSENSE_FAILED
) {
2744 if (req
->u
.scsireq
.CDB
[0] == INQUIRY
)
2745 completion_code
= MPT_SCANDV_ISSUE_SENSE
;
2747 completion_code
= MPT_SCANDV_DID_RESET
;
2748 } else if (pReply
->SCSIState
& MPI_SCSI_STATE_NO_SCSI_STATUS
)
2749 completion_code
= MPT_SCANDV_DID_RESET
;
2750 else if (pReply
->SCSIState
& MPI_SCSI_STATE_TERMINATED
)
2751 completion_code
= MPT_SCANDV_DID_RESET
;
2752 else if (scsi_status
== MPI_SCSI_STATUS_BUSY
)
2753 completion_code
= MPT_SCANDV_BUSY
;
2755 completion_code
= MPT_SCANDV_GOOD
;
2758 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR
: /* 0x0047 */
2759 if (pReply
->SCSIState
& MPI_SCSI_STATE_TERMINATED
)
2760 completion_code
= MPT_SCANDV_DID_RESET
;
2762 completion_code
= MPT_SCANDV_SOME_ERROR
;
2765 completion_code
= MPT_SCANDV_SOME_ERROR
;
2768 } /* switch(status) */
2770 devtprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2771 " completionCode set to %08xh\n", ioc
->name
, completion_code
));
2772 return completion_code
;
2775 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
2777 * mptscsih_do_cmd - Do internal command.
2778 * @hd: MPT_SCSI_HOST pointer
2779 * @io: INTERNAL_CMD pointer.
2781 * Issue the specified internally generated command and do command
2782 * specific cleanup. For bus scan / DV only.
2783 * NOTES: If command is Inquiry and status is good,
2784 * initialize a target structure, save the data
2786 * Remark: Single threaded access only.
2789 * < 0 if an illegal command or no resources
2793 * > 0 if command complete but some type of completion error.
2796 mptscsih_do_cmd(MPT_SCSI_HOST
*hd
, INTERNAL_CMD
*io
)
2799 SCSIIORequest_t
*pScsiReq
;
2800 int my_idx
, ii
, dir
;
2803 char CDB
[]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
2805 MPT_ADAPTER
*ioc
= hd
->ioc
;
2807 unsigned long timeleft
;
2808 unsigned long flags
;
2810 /* don't send internal command during diag reset */
2811 spin_lock_irqsave(&ioc
->taskmgmt_lock
, flags
);
2812 if (ioc
->ioc_reset_in_progress
) {
2813 spin_unlock_irqrestore(&ioc
->taskmgmt_lock
, flags
);
2814 dfailprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2815 "%s: busy with host reset\n", ioc
->name
, __func__
));
2816 return MPT_SCANDV_BUSY
;
2818 spin_unlock_irqrestore(&ioc
->taskmgmt_lock
, flags
);
2820 mutex_lock(&ioc
->internal_cmds
.mutex
);
2822 /* Set command specific information
2827 dir
= MPI_SCSIIO_CONTROL_READ
;
2833 case TEST_UNIT_READY
:
2835 dir
= MPI_SCSIIO_CONTROL_READ
;
2841 dir
= MPI_SCSIIO_CONTROL_READ
;
2843 CDB
[4] = 1; /*Spin up the disk */
2851 dir
= MPI_SCSIIO_CONTROL_READ
;
2857 dir
= MPI_SCSIIO_CONTROL_READ
;
2859 if (io
->flags
& MPT_ICFLAG_ECHO
) {
2865 if (io
->flags
& MPT_ICFLAG_BUF_CAP
) {
2868 CDB
[6] = (io
->size
>> 16) & 0xFF;
2869 CDB
[7] = (io
->size
>> 8) & 0xFF;
2870 CDB
[8] = io
->size
& 0xFF;
2876 dir
= MPI_SCSIIO_CONTROL_WRITE
;
2878 if (io
->flags
& MPT_ICFLAG_ECHO
) {
2883 CDB
[6] = (io
->size
>> 16) & 0xFF;
2884 CDB
[7] = (io
->size
>> 8) & 0xFF;
2885 CDB
[8] = io
->size
& 0xFF;
2891 dir
= MPI_SCSIIO_CONTROL_READ
;
2898 dir
= MPI_SCSIIO_CONTROL_READ
;
2903 case SYNCHRONIZE_CACHE
:
2905 dir
= MPI_SCSIIO_CONTROL_READ
;
2907 // CDB[1] = 0x02; /* set immediate bit */
2917 /* Get and Populate a free Frame
2918 * MsgContext set in mpt_get_msg_frame call
2920 if ((mf
= mpt_get_msg_frame(ioc
->InternalCtx
, ioc
)) == NULL
) {
2921 dfailprintk(ioc
, printk(MYIOC_s_WARN_FMT
"%s: No msg frames!\n",
2922 ioc
->name
, __func__
));
2923 ret
= MPT_SCANDV_BUSY
;
2927 pScsiReq
= (SCSIIORequest_t
*) mf
;
2929 /* Get the request index */
2930 my_idx
= le16_to_cpu(mf
->u
.frame
.hwhdr
.msgctxu
.fld
.req_idx
);
2931 ADD_INDEX_LOG(my_idx
); /* for debug */
2933 if (io
->flags
& MPT_ICFLAG_PHYS_DISK
) {
2934 pScsiReq
->TargetID
= io
->physDiskNum
;
2936 pScsiReq
->ChainOffset
= 0;
2937 pScsiReq
->Function
= MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH
;
2939 pScsiReq
->TargetID
= io
->id
;
2940 pScsiReq
->Bus
= io
->channel
;
2941 pScsiReq
->ChainOffset
= 0;
2942 pScsiReq
->Function
= MPI_FUNCTION_SCSI_IO_REQUEST
;
2945 pScsiReq
->CDBLength
= cmdLen
;
2946 pScsiReq
->SenseBufferLength
= MPT_SENSE_BUFFER_SIZE
;
2948 pScsiReq
->Reserved
= 0;
2950 pScsiReq
->MsgFlags
= mpt_msg_flags(ioc
);
2951 /* MsgContext set in mpt_get_msg_fram call */
2953 int_to_scsilun(io
->lun
, (struct scsi_lun
*)pScsiReq
->LUN
);
2955 if (io
->flags
& MPT_ICFLAG_TAGGED_CMD
)
2956 pScsiReq
->Control
= cpu_to_le32(dir
| MPI_SCSIIO_CONTROL_SIMPLEQ
);
2958 pScsiReq
->Control
= cpu_to_le32(dir
| MPI_SCSIIO_CONTROL_UNTAGGED
);
2960 if (cmd
== REQUEST_SENSE
) {
2961 pScsiReq
->Control
= cpu_to_le32(dir
| MPI_SCSIIO_CONTROL_UNTAGGED
);
2962 devtprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2963 "%s: Untagged! 0x%02x\n", ioc
->name
, __func__
, cmd
));
2966 for (ii
= 0; ii
< 16; ii
++)
2967 pScsiReq
->CDB
[ii
] = CDB
[ii
];
2969 pScsiReq
->DataLength
= cpu_to_le32(io
->size
);
2970 pScsiReq
->SenseBufferLowAddr
= cpu_to_le32(ioc
->sense_buf_low_dma
2971 + (my_idx
* MPT_SENSE_BUFFER_ALLOC
));
2973 devtprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2974 "%s: Sending Command 0x%02x for fw_channel=%d fw_id=%d lun=%d\n",
2975 ioc
->name
, __func__
, cmd
, io
->channel
, io
->id
, io
->lun
));
2977 if (dir
== MPI_SCSIIO_CONTROL_READ
)
2978 ioc
->add_sge((char *) &pScsiReq
->SGL
,
2979 MPT_SGE_FLAGS_SSIMPLE_READ
| io
->size
, io
->data_dma
);
2981 ioc
->add_sge((char *) &pScsiReq
->SGL
,
2982 MPT_SGE_FLAGS_SSIMPLE_WRITE
| io
->size
, io
->data_dma
);
2984 INITIALIZE_MGMT_STATUS(ioc
->internal_cmds
.status
)
2985 mpt_put_msg_frame(ioc
->InternalCtx
, ioc
, mf
);
2986 timeleft
= wait_for_completion_timeout(&ioc
->internal_cmds
.done
,
2988 if (!(ioc
->internal_cmds
.status
& MPT_MGMT_STATUS_COMMAND_GOOD
)) {
2989 ret
= MPT_SCANDV_DID_RESET
;
2990 dfailprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
2991 "%s: TIMED OUT for cmd=0x%02x\n", ioc
->name
, __func__
,
2993 if (ioc
->internal_cmds
.status
& MPT_MGMT_STATUS_DID_IOCRESET
) {
2994 mpt_free_msg_frame(ioc
, mf
);
2998 printk(MYIOC_s_WARN_FMT
2999 "Issuing Reset from %s!! doorbell=0x%08xh"
3001 ioc
->name
, __func__
, mpt_GetIocState(ioc
, 0),
3003 mpt_Soft_Hard_ResetHandler(ioc
, CAN_SLEEP
);
3004 mpt_free_msg_frame(ioc
, mf
);
3009 ret
= ioc
->internal_cmds
.completion_code
;
3010 devtprintk(ioc
, printk(MYIOC_s_DEBUG_FMT
"%s: success, rc=0x%02x\n",
3011 ioc
->name
, __func__
, ret
));
3014 CLEAR_MGMT_STATUS(ioc
->internal_cmds
.status
)
3015 mutex_unlock(&ioc
->internal_cmds
.mutex
);
3019 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
3021 * mptscsih_synchronize_cache - Send SYNCHRONIZE_CACHE to all disks.
3022 * @hd: Pointer to a SCSI HOST structure
3023 * @vdevice: virtual target device
3025 * Uses the ISR, but with special processing.
3026 * MUST be single-threaded.
3030 mptscsih_synchronize_cache(MPT_SCSI_HOST
*hd
, VirtDevice
*vdevice
)
3034 /* Ignore hidden raid components, this is handled when the command
3035 * is sent to the volume
3037 if (vdevice
->vtarget
->tflags
& MPT_TARGET_FLAGS_RAID_COMPONENT
)
3040 if (vdevice
->vtarget
->type
!= TYPE_DISK
|| vdevice
->vtarget
->deleted
||
3041 !vdevice
->configured_lun
)
3044 /* Following parameters will not change
3047 iocmd
.cmd
= SYNCHRONIZE_CACHE
;
3049 iocmd
.physDiskNum
= -1;
3051 iocmd
.data_dma
= -1;
3053 iocmd
.rsvd
= iocmd
.rsvd2
= 0;
3054 iocmd
.channel
= vdevice
->vtarget
->channel
;
3055 iocmd
.id
= vdevice
->vtarget
->id
;
3056 iocmd
.lun
= vdevice
->lun
;
3058 mptscsih_do_cmd(hd
, &iocmd
);
3062 mptscsih_version_fw_show(struct device
*dev
, struct device_attribute
*attr
,
3065 struct Scsi_Host
*host
= class_to_shost(dev
);
3066 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3067 MPT_ADAPTER
*ioc
= hd
->ioc
;
3069 return snprintf(buf
, PAGE_SIZE
, "%02d.%02d.%02d.%02d\n",
3070 (ioc
->facts
.FWVersion
.Word
& 0xFF000000) >> 24,
3071 (ioc
->facts
.FWVersion
.Word
& 0x00FF0000) >> 16,
3072 (ioc
->facts
.FWVersion
.Word
& 0x0000FF00) >> 8,
3073 ioc
->facts
.FWVersion
.Word
& 0x000000FF);
3075 static DEVICE_ATTR(version_fw
, S_IRUGO
, mptscsih_version_fw_show
, NULL
);
3078 mptscsih_version_bios_show(struct device
*dev
, struct device_attribute
*attr
,
3081 struct Scsi_Host
*host
= class_to_shost(dev
);
3082 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3083 MPT_ADAPTER
*ioc
= hd
->ioc
;
3085 return snprintf(buf
, PAGE_SIZE
, "%02x.%02x.%02x.%02x\n",
3086 (ioc
->biosVersion
& 0xFF000000) >> 24,
3087 (ioc
->biosVersion
& 0x00FF0000) >> 16,
3088 (ioc
->biosVersion
& 0x0000FF00) >> 8,
3089 ioc
->biosVersion
& 0x000000FF);
3091 static DEVICE_ATTR(version_bios
, S_IRUGO
, mptscsih_version_bios_show
, NULL
);
3094 mptscsih_version_mpi_show(struct device
*dev
, struct device_attribute
*attr
,
3097 struct Scsi_Host
*host
= class_to_shost(dev
);
3098 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3099 MPT_ADAPTER
*ioc
= hd
->ioc
;
3101 return snprintf(buf
, PAGE_SIZE
, "%03x\n", ioc
->facts
.MsgVersion
);
3103 static DEVICE_ATTR(version_mpi
, S_IRUGO
, mptscsih_version_mpi_show
, NULL
);
3106 mptscsih_version_product_show(struct device
*dev
,
3107 struct device_attribute
*attr
,
3110 struct Scsi_Host
*host
= class_to_shost(dev
);
3111 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3112 MPT_ADAPTER
*ioc
= hd
->ioc
;
3114 return snprintf(buf
, PAGE_SIZE
, "%s\n", ioc
->prod_name
);
3116 static DEVICE_ATTR(version_product
, S_IRUGO
,
3117 mptscsih_version_product_show
, NULL
);
3120 mptscsih_version_nvdata_persistent_show(struct device
*dev
,
3121 struct device_attribute
*attr
,
3124 struct Scsi_Host
*host
= class_to_shost(dev
);
3125 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3126 MPT_ADAPTER
*ioc
= hd
->ioc
;
3128 return snprintf(buf
, PAGE_SIZE
, "%02xh\n",
3129 ioc
->nvdata_version_persistent
);
3131 static DEVICE_ATTR(version_nvdata_persistent
, S_IRUGO
,
3132 mptscsih_version_nvdata_persistent_show
, NULL
);
3135 mptscsih_version_nvdata_default_show(struct device
*dev
,
3136 struct device_attribute
*attr
, char *buf
)
3138 struct Scsi_Host
*host
= class_to_shost(dev
);
3139 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3140 MPT_ADAPTER
*ioc
= hd
->ioc
;
3142 return snprintf(buf
, PAGE_SIZE
, "%02xh\n",ioc
->nvdata_version_default
);
3144 static DEVICE_ATTR(version_nvdata_default
, S_IRUGO
,
3145 mptscsih_version_nvdata_default_show
, NULL
);
3148 mptscsih_board_name_show(struct device
*dev
, struct device_attribute
*attr
,
3151 struct Scsi_Host
*host
= class_to_shost(dev
);
3152 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3153 MPT_ADAPTER
*ioc
= hd
->ioc
;
3155 return snprintf(buf
, PAGE_SIZE
, "%s\n", ioc
->board_name
);
3157 static DEVICE_ATTR(board_name
, S_IRUGO
, mptscsih_board_name_show
, NULL
);
3160 mptscsih_board_assembly_show(struct device
*dev
,
3161 struct device_attribute
*attr
, char *buf
)
3163 struct Scsi_Host
*host
= class_to_shost(dev
);
3164 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3165 MPT_ADAPTER
*ioc
= hd
->ioc
;
3167 return snprintf(buf
, PAGE_SIZE
, "%s\n", ioc
->board_assembly
);
3169 static DEVICE_ATTR(board_assembly
, S_IRUGO
,
3170 mptscsih_board_assembly_show
, NULL
);
3173 mptscsih_board_tracer_show(struct device
*dev
, struct device_attribute
*attr
,
3176 struct Scsi_Host
*host
= class_to_shost(dev
);
3177 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3178 MPT_ADAPTER
*ioc
= hd
->ioc
;
3180 return snprintf(buf
, PAGE_SIZE
, "%s\n", ioc
->board_tracer
);
3182 static DEVICE_ATTR(board_tracer
, S_IRUGO
,
3183 mptscsih_board_tracer_show
, NULL
);
3186 mptscsih_io_delay_show(struct device
*dev
, struct device_attribute
*attr
,
3189 struct Scsi_Host
*host
= class_to_shost(dev
);
3190 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3191 MPT_ADAPTER
*ioc
= hd
->ioc
;
3193 return snprintf(buf
, PAGE_SIZE
, "%02d\n", ioc
->io_missing_delay
);
3195 static DEVICE_ATTR(io_delay
, S_IRUGO
,
3196 mptscsih_io_delay_show
, NULL
);
3199 mptscsih_device_delay_show(struct device
*dev
, struct device_attribute
*attr
,
3202 struct Scsi_Host
*host
= class_to_shost(dev
);
3203 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3204 MPT_ADAPTER
*ioc
= hd
->ioc
;
3206 return snprintf(buf
, PAGE_SIZE
, "%02d\n", ioc
->device_missing_delay
);
3208 static DEVICE_ATTR(device_delay
, S_IRUGO
,
3209 mptscsih_device_delay_show
, NULL
);
3212 mptscsih_debug_level_show(struct device
*dev
, struct device_attribute
*attr
,
3215 struct Scsi_Host
*host
= class_to_shost(dev
);
3216 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3217 MPT_ADAPTER
*ioc
= hd
->ioc
;
3219 return snprintf(buf
, PAGE_SIZE
, "%08xh\n", ioc
->debug_level
);
3222 mptscsih_debug_level_store(struct device
*dev
, struct device_attribute
*attr
,
3223 const char *buf
, size_t count
)
3225 struct Scsi_Host
*host
= class_to_shost(dev
);
3226 MPT_SCSI_HOST
*hd
= shost_priv(host
);
3227 MPT_ADAPTER
*ioc
= hd
->ioc
;
3230 if (sscanf(buf
, "%x", &val
) != 1)
3233 ioc
->debug_level
= val
;
3234 printk(MYIOC_s_INFO_FMT
"debug_level=%08xh\n",
3235 ioc
->name
, ioc
->debug_level
);
3238 static DEVICE_ATTR(debug_level
, S_IRUGO
| S_IWUSR
,
3239 mptscsih_debug_level_show
, mptscsih_debug_level_store
);
3241 struct device_attribute
*mptscsih_host_attrs
[] = {
3242 &dev_attr_version_fw
,
3243 &dev_attr_version_bios
,
3244 &dev_attr_version_mpi
,
3245 &dev_attr_version_product
,
3246 &dev_attr_version_nvdata_persistent
,
3247 &dev_attr_version_nvdata_default
,
3248 &dev_attr_board_name
,
3249 &dev_attr_board_assembly
,
3250 &dev_attr_board_tracer
,
3252 &dev_attr_device_delay
,
3253 &dev_attr_debug_level
,
3257 EXPORT_SYMBOL(mptscsih_host_attrs
);
3259 EXPORT_SYMBOL(mptscsih_remove
);
3260 EXPORT_SYMBOL(mptscsih_shutdown
);
3262 EXPORT_SYMBOL(mptscsih_suspend
);
3263 EXPORT_SYMBOL(mptscsih_resume
);
3265 EXPORT_SYMBOL(mptscsih_show_info
);
3266 EXPORT_SYMBOL(mptscsih_info
);
3267 EXPORT_SYMBOL(mptscsih_qcmd
);
3268 EXPORT_SYMBOL(mptscsih_slave_destroy
);
3269 EXPORT_SYMBOL(mptscsih_slave_configure
);
3270 EXPORT_SYMBOL(mptscsih_abort
);
3271 EXPORT_SYMBOL(mptscsih_dev_reset
);
3272 EXPORT_SYMBOL(mptscsih_bus_reset
);
3273 EXPORT_SYMBOL(mptscsih_host_reset
);
3274 EXPORT_SYMBOL(mptscsih_bios_param
);
3275 EXPORT_SYMBOL(mptscsih_io_done
);
3276 EXPORT_SYMBOL(mptscsih_taskmgmt_complete
);
3277 EXPORT_SYMBOL(mptscsih_scandv_complete
);
3278 EXPORT_SYMBOL(mptscsih_event_process
);
3279 EXPORT_SYMBOL(mptscsih_ioc_reset
);
3280 EXPORT_SYMBOL(mptscsih_change_queue_depth
);
3282 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/