Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * linux/drivers/message/fusion/mptscsih.c | |
f36789e2 PS |
3 | * For use with LSI PCI chip/adapter(s) |
4 | * running LSI Fusion MPT (Message Passing Technology) firmware. | |
1da177e4 | 5 | * |
cddc0ab7 | 6 | * Copyright (c) 1999-2008 LSI Corporation |
16d20101 | 7 | * (mailto:DL-MPTFusionLinux@lsi.com) |
1da177e4 | 8 | * |
1da177e4 LT |
9 | */ |
10 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
11 | /* | |
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. | |
15 | ||
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. | |
20 | ||
21 | NO WARRANTY | |
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. | |
31 | ||
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 | |
40 | ||
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 | |
44 | */ | |
45 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
46 | ||
1da177e4 LT |
47 | #include <linux/module.h> |
48 | #include <linux/kernel.h> | |
5a0e3ad6 | 49 | #include <linux/slab.h> |
1da177e4 LT |
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 */ | |
1da177e4 LT |
57 | #include <linux/workqueue.h> |
58 | ||
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> | |
e0fc15be | 64 | #include <scsi/scsi_dbg.h> |
1da177e4 LT |
65 | |
66 | #include "mptbase.h" | |
67 | #include "mptscsih.h" | |
bf451522 | 68 | #include "lsi/mpi_log_sas.h" |
1da177e4 LT |
69 | |
70 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
71 | #define my_NAME "Fusion MPT SCSI Host driver" | |
72 | #define my_VERSION MPT_LINUX_VERSION_COMMON | |
73 | #define MYNAM "mptscsih" | |
74 | ||
75 | MODULE_AUTHOR(MODULEAUTHOR); | |
76 | MODULE_DESCRIPTION(my_NAME); | |
77 | MODULE_LICENSE("GPL"); | |
9f4203b3 | 78 | MODULE_VERSION(my_VERSION); |
1da177e4 | 79 | |
1da177e4 | 80 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
1da177e4 LT |
81 | /* |
82 | * Other private/forward protos... | |
83 | */ | |
db7051b2 | 84 | struct scsi_cmnd *mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i); |
e8206381 EM |
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); | |
0d0c7974 | 88 | int mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
1da177e4 | 89 | static void mptscsih_report_queue_full(struct scsi_cmnd *sc, SCSIIOReply_t *pScsiReply, SCSIIORequest_t *pScsiReq); |
0d0c7974 | 90 | int mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
1da177e4 LT |
91 | |
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); | |
0d0c7974 | 95 | static void mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply); |
1da177e4 | 96 | |
1ba9ab2e KD |
97 | int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, |
98 | int lun, int ctx2abort, ulong timeout); | |
1da177e4 | 99 | |
0d0c7974 MED |
100 | int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset); |
101 | int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply); | |
1da177e4 | 102 | |
e7deff33 | 103 | void |
1ba9ab2e | 104 | mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code); |
37c60f37 KD |
105 | static int mptscsih_get_completion_code(MPT_ADAPTER *ioc, |
106 | MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply); | |
0d0c7974 | 107 | int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
1da177e4 | 108 | static int mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd); |
c7c82987 | 109 | static void mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice); |
1da177e4 | 110 | |
1ba9ab2e KD |
111 | static int |
112 | mptscsih_taskmgmt_reply(MPT_ADAPTER *ioc, u8 type, | |
113 | SCSITaskMgmtReply_t *pScsiTmReply); | |
0d0c7974 | 114 | void mptscsih_remove(struct pci_dev *); |
d18c3db5 | 115 | void mptscsih_shutdown(struct pci_dev *); |
1da177e4 | 116 | #ifdef CONFIG_PM |
0d0c7974 MED |
117 | int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state); |
118 | int mptscsih_resume(struct pci_dev *pdev); | |
1da177e4 LT |
119 | #endif |
120 | ||
b80ca4f7 | 121 | #define SNS_LEN(scp) SCSI_SENSE_BUFFERSIZE |
1da177e4 | 122 | |
1da177e4 LT |
123 | |
124 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
125 | /* | |
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) | |
130 | * | |
131 | * return SUCCESS or FAILED | |
132 | */ | |
133 | static inline int | |
134 | mptscsih_getFreeChainBuffer(MPT_ADAPTER *ioc, int *retIndex) | |
135 | { | |
136 | MPT_FRAME_HDR *chainBuf; | |
137 | unsigned long flags; | |
138 | int rc; | |
139 | int chain_idx; | |
140 | ||
6757d6b4 | 141 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT "getFreeChainBuffer called\n", |
29dd3609 | 142 | ioc->name)); |
1da177e4 LT |
143 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
144 | if (!list_empty(&ioc->FreeChainQ)) { | |
145 | int offset; | |
146 | ||
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; | |
152 | rc = SUCCESS; | |
29dd3609 EM |
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)); | |
1da177e4 LT |
156 | } else { |
157 | rc = FAILED; | |
158 | chain_idx = MPT_HOST_NO_CHAIN; | |
29dd3609 EM |
159 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT "getFreeChainBuffer failed\n", |
160 | ioc->name)); | |
1da177e4 LT |
161 | } |
162 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); | |
163 | ||
164 | *retIndex = chain_idx; | |
165 | return rc; | |
166 | } /* mptscsih_getFreeChainBuffer() */ | |
167 | ||
168 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
169 | /* | |
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 | |
175 | * | |
176 | * Returns ... | |
177 | */ | |
178 | static int | |
179 | mptscsih_AddSGE(MPT_ADAPTER *ioc, struct scsi_cmnd *SCpnt, | |
180 | SCSIIORequest_t *pReq, int req_idx) | |
181 | { | |
182 | char *psge; | |
183 | char *chainSge; | |
184 | struct scatterlist *sg; | |
185 | int frm_sz; | |
186 | int sges_left, sg_done; | |
187 | int chain_idx = MPT_HOST_NO_CHAIN; | |
188 | int sgeOffset; | |
189 | int numSgeSlots, numSgeThisFrame; | |
190 | u32 sgflags, sgdir, thisxfer = 0; | |
191 | int chain_dma_off = 0; | |
192 | int newIndex; | |
193 | int ii; | |
194 | dma_addr_t v2; | |
195 | u32 RequestNB; | |
196 | ||
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; | |
200 | } else { | |
201 | sgdir = MPT_TRANSFER_IOC_TO_HOST; | |
202 | } | |
203 | ||
204 | psge = (char *) &pReq->SGL; | |
205 | frm_sz = ioc->req_sz; | |
206 | ||
207 | /* Map the data portion, if any. | |
208 | * sges_left = 0 if no data transfer. | |
209 | */ | |
1928d73f FT |
210 | sges_left = scsi_dma_map(SCpnt); |
211 | if (sges_left < 0) | |
212 | return FAILED; | |
1da177e4 LT |
213 | |
214 | /* Handle the SG case. | |
215 | */ | |
1928d73f | 216 | sg = scsi_sglist(SCpnt); |
1da177e4 LT |
217 | sg_done = 0; |
218 | sgeOffset = sizeof(SCSIIORequest_t) - sizeof(SGE_IO_UNION); | |
219 | chainSge = NULL; | |
220 | ||
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) | |
225 | */ | |
226 | ||
227 | nextSGEset: | |
14d0f0b0 | 228 | numSgeSlots = ((frm_sz - sgeOffset) / ioc->SGE_size); |
1da177e4 LT |
229 | numSgeThisFrame = (sges_left < numSgeSlots) ? sges_left : numSgeSlots; |
230 | ||
14d0f0b0 | 231 | sgflags = MPT_SGE_FLAGS_SIMPLE_ELEMENT | sgdir; |
1da177e4 LT |
232 | |
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 | |
236 | */ | |
237 | for (ii=0; ii < (numSgeThisFrame-1); ii++) { | |
238 | thisxfer = sg_dma_len(sg); | |
239 | if (thisxfer == 0) { | |
2f187862 KD |
240 | /* Get next SG element from the OS */ |
241 | sg = sg_next(sg); | |
1da177e4 LT |
242 | sg_done++; |
243 | continue; | |
244 | } | |
245 | ||
246 | v2 = sg_dma_address(sg); | |
14d0f0b0 | 247 | ioc->add_sge(psge, sgflags | thisxfer, v2); |
1da177e4 | 248 | |
2f187862 KD |
249 | /* Get next SG element from the OS */ |
250 | sg = sg_next(sg); | |
14d0f0b0 KD |
251 | psge += ioc->SGE_size; |
252 | sgeOffset += ioc->SGE_size; | |
1da177e4 LT |
253 | sg_done++; |
254 | } | |
255 | ||
256 | if (numSgeThisFrame == sges_left) { | |
257 | /* Add last element, end of buffer and end of list flags. | |
258 | */ | |
259 | sgflags |= MPT_SGE_FLAGS_LAST_ELEMENT | | |
260 | MPT_SGE_FLAGS_END_OF_BUFFER | | |
261 | MPT_SGE_FLAGS_END_OF_LIST; | |
262 | ||
263 | /* Add last SGE and set termination flags. | |
264 | * Note: Last SGE may have a length of 0 - which should be ok. | |
265 | */ | |
266 | thisxfer = sg_dma_len(sg); | |
267 | ||
268 | v2 = sg_dma_address(sg); | |
14d0f0b0 KD |
269 | ioc->add_sge(psge, sgflags | thisxfer, v2); |
270 | sgeOffset += ioc->SGE_size; | |
1da177e4 LT |
271 | sg_done++; |
272 | ||
273 | if (chainSge) { | |
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. | |
278 | */ | |
14d0f0b0 KD |
279 | ioc->add_chain((char *)chainSge, 0, sgeOffset, |
280 | ioc->ChainBufferDMA + chain_dma_off); | |
1da177e4 LT |
281 | } else { |
282 | /* The current buffer is the original MF | |
283 | * and there is no Chain buffer. | |
284 | */ | |
285 | pReq->ChainOffset = 0; | |
286 | RequestNB = (((sgeOffset - 1) >> ioc->NBShiftFactor) + 1) & 0x03; | |
6757d6b4 | 287 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1da177e4 LT |
288 | "Single Buffer RequestNB=%x, sgeOffset=%d\n", ioc->name, RequestNB, sgeOffset)); |
289 | ioc->RequestNB[req_idx] = RequestNB; | |
290 | } | |
291 | } else { | |
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 | |
299 | * Also | |
300 | * Loop until done. | |
301 | */ | |
302 | ||
6757d6b4 | 303 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT "SG: Chain Required! sg done %d\n", |
1da177e4 LT |
304 | ioc->name, sg_done)); |
305 | ||
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 | |
310 | * set properly). | |
311 | */ | |
312 | if (sg_done) { | |
14d0f0b0 | 313 | u32 *ptmp = (u32 *) (psge - ioc->SGE_size); |
1da177e4 LT |
314 | sgflags = le32_to_cpu(*ptmp); |
315 | sgflags |= MPT_SGE_FLAGS_LAST_ELEMENT; | |
316 | *ptmp = cpu_to_le32(sgflags); | |
317 | } | |
318 | ||
319 | if (chainSge) { | |
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. | |
325 | */ | |
326 | u8 nextChain = (u8) (sgeOffset >> 2); | |
14d0f0b0 KD |
327 | sgeOffset += ioc->SGE_size; |
328 | ioc->add_chain((char *)chainSge, nextChain, sgeOffset, | |
329 | ioc->ChainBufferDMA + chain_dma_off); | |
1da177e4 LT |
330 | } else { |
331 | /* The original MF buffer requires a chain buffer - | |
332 | * set the offset. | |
333 | * Last element in this MF is a chain element. | |
334 | */ | |
335 | pReq->ChainOffset = (u8) (sgeOffset >> 2); | |
336 | RequestNB = (((sgeOffset - 1) >> ioc->NBShiftFactor) + 1) & 0x03; | |
6757d6b4 | 337 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Chain Buffer Needed, RequestNB=%x sgeOffset=%d\n", ioc->name, RequestNB, sgeOffset)); |
1da177e4 LT |
338 | ioc->RequestNB[req_idx] = RequestNB; |
339 | } | |
340 | ||
341 | sges_left -= sg_done; | |
342 | ||
343 | ||
344 | /* NOTE: psge points to the beginning of the chain element | |
345 | * in current buffer. Get a chain buffer. | |
346 | */ | |
c6678e0c | 347 | if ((mptscsih_getFreeChainBuffer(ioc, &newIndex)) == FAILED) { |
6757d6b4 | 348 | dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
c6678e0c CH |
349 | "getFreeChainBuffer FAILED SCSI cmd=%02x (%p)\n", |
350 | ioc->name, pReq->CDB[0], SCpnt)); | |
1da177e4 | 351 | return FAILED; |
c6678e0c | 352 | } |
1da177e4 LT |
353 | |
354 | /* Update the tracking arrays. | |
355 | * If chainSge == NULL, update ReqToChain, else ChainToChain | |
356 | */ | |
357 | if (chainSge) { | |
358 | ioc->ChainToChain[chain_idx] = newIndex; | |
359 | } else { | |
360 | ioc->ReqToChain[req_idx] = newIndex; | |
361 | } | |
362 | chain_idx = newIndex; | |
363 | chain_dma_off = ioc->req_sz * chain_idx; | |
364 | ||
365 | /* Populate the chainSGE for the current buffer. | |
366 | * - Set chain buffer pointer to psge and fill | |
367 | * out the Address and Flags fields. | |
368 | */ | |
369 | chainSge = (char *) psge; | |
29dd3609 EM |
370 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT " Current buff @ %p (index 0x%x)", |
371 | ioc->name, psge, req_idx)); | |
1da177e4 LT |
372 | |
373 | /* Start the SGE for the next buffer | |
374 | */ | |
375 | psge = (char *) (ioc->ChainBuffer + chain_dma_off); | |
376 | sgeOffset = 0; | |
377 | sg_done = 0; | |
378 | ||
29dd3609 EM |
379 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT " Chain buff @ %p (index 0x%x)\n", |
380 | ioc->name, psge, chain_idx)); | |
1da177e4 LT |
381 | |
382 | /* Start the SGE for the next buffer | |
383 | */ | |
384 | ||
385 | goto nextSGEset; | |
386 | } | |
387 | ||
388 | return SUCCESS; | |
389 | } /* mptscsih_AddSGE() */ | |
390 | ||
786899b0 EM |
391 | static void |
392 | mptscsih_issue_sep_command(MPT_ADAPTER *ioc, VirtTarget *vtarget, | |
393 | U32 SlotStatus) | |
394 | { | |
395 | MPT_FRAME_HDR *mf; | |
396 | SEPRequest_t *SEPMsg; | |
397 | ||
cc78d30a EM |
398 | if (ioc->bus_type != SAS) |
399 | return; | |
400 | ||
401 | /* Not supported for hidden raid components | |
402 | */ | |
403 | if (vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) | |
786899b0 EM |
404 | return; |
405 | ||
406 | if ((mf = mpt_get_msg_frame(ioc->InternalCtx, ioc)) == NULL) { | |
6757d6b4 | 407 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s: no msg frames!!\n", |
cadbd4a5 | 408 | ioc->name,__func__)); |
786899b0 EM |
409 | return; |
410 | } | |
411 | ||
412 | SEPMsg = (SEPRequest_t *)mf; | |
413 | SEPMsg->Function = MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; | |
793955f5 EM |
414 | SEPMsg->Bus = vtarget->channel; |
415 | SEPMsg->TargetID = vtarget->id; | |
786899b0 EM |
416 | SEPMsg->Action = MPI_SEP_REQ_ACTION_WRITE_STATUS; |
417 | SEPMsg->SlotStatus = SlotStatus; | |
6757d6b4 | 418 | devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
793955f5 EM |
419 | "Sending SEP cmd=%x channel=%d id=%d\n", |
420 | ioc->name, SlotStatus, SEPMsg->Bus, SEPMsg->TargetID)); | |
786899b0 EM |
421 | mpt_put_msg_frame(ioc->DoneCtx, ioc, mf); |
422 | } | |
423 | ||
6757d6b4 | 424 | #ifdef CONFIG_FUSION_LOGGING |
c6c727a1 | 425 | /** |
6757d6b4 | 426 | * mptscsih_info_scsiio - debug print info on reply frame |
c6c727a1 | 427 | * @ioc: Pointer to MPT_ADAPTER structure |
c6c727a1 | 428 | * @sc: original scsi cmnd pointer |
6757d6b4 PS |
429 | * @pScsiReply: Pointer to MPT reply frame |
430 | * | |
431 | * MPT_DEBUG_REPLY needs to be enabled to obtain this info | |
c6c727a1 EM |
432 | * |
433 | * Refer to lsi/mpi.h. | |
434 | **/ | |
435 | static void | |
6757d6b4 | 436 | mptscsih_info_scsiio(MPT_ADAPTER *ioc, struct scsi_cmnd *sc, SCSIIOReply_t * pScsiReply) |
c6c727a1 | 437 | { |
6757d6b4 PS |
438 | char *desc = NULL; |
439 | char *desc1 = NULL; | |
440 | u16 ioc_status; | |
441 | u8 skey, asc, ascq; | |
442 | ||
443 | ioc_status = le16_to_cpu(pScsiReply->IOCStatus) & MPI_IOCSTATUS_MASK; | |
c6c727a1 EM |
444 | |
445 | switch (ioc_status) { | |
446 | ||
6757d6b4 PS |
447 | case MPI_IOCSTATUS_SUCCESS: |
448 | desc = "success"; | |
c6c727a1 | 449 | break; |
6757d6b4 PS |
450 | case MPI_IOCSTATUS_SCSI_INVALID_BUS: |
451 | desc = "invalid bus"; | |
c6c727a1 | 452 | break; |
6757d6b4 PS |
453 | case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: |
454 | desc = "invalid target_id"; | |
c6c727a1 | 455 | break; |
6757d6b4 PS |
456 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: |
457 | desc = "device not there"; | |
c6c727a1 | 458 | break; |
6757d6b4 PS |
459 | case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: |
460 | desc = "data overrun"; | |
c6c727a1 | 461 | break; |
6757d6b4 PS |
462 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: |
463 | desc = "data underrun"; | |
c6c727a1 | 464 | break; |
6757d6b4 PS |
465 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: |
466 | desc = "I/O data error"; | |
c6c727a1 | 467 | break; |
6757d6b4 PS |
468 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: |
469 | desc = "protocol error"; | |
c6c727a1 | 470 | break; |
6757d6b4 PS |
471 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: |
472 | desc = "task terminated"; | |
c6c727a1 | 473 | break; |
6757d6b4 PS |
474 | case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: |
475 | desc = "residual mismatch"; | |
476 | break; | |
477 | case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
478 | desc = "task management failed"; | |
479 | break; | |
480 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: | |
481 | desc = "IOC terminated"; | |
482 | break; | |
483 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: | |
484 | desc = "ext terminated"; | |
c6c727a1 | 485 | break; |
6757d6b4 PS |
486 | default: |
487 | desc = ""; | |
488 | break; | |
489 | } | |
490 | ||
491 | switch (pScsiReply->SCSIStatus) | |
492 | { | |
c6c727a1 | 493 | |
6757d6b4 PS |
494 | case MPI_SCSI_STATUS_SUCCESS: |
495 | desc1 = "success"; | |
496 | break; | |
497 | case MPI_SCSI_STATUS_CHECK_CONDITION: | |
498 | desc1 = "check condition"; | |
499 | break; | |
500 | case MPI_SCSI_STATUS_CONDITION_MET: | |
501 | desc1 = "condition met"; | |
502 | break; | |
503 | case MPI_SCSI_STATUS_BUSY: | |
504 | desc1 = "busy"; | |
505 | break; | |
506 | case MPI_SCSI_STATUS_INTERMEDIATE: | |
507 | desc1 = "intermediate"; | |
508 | break; | |
509 | case MPI_SCSI_STATUS_INTERMEDIATE_CONDMET: | |
510 | desc1 = "intermediate condmet"; | |
511 | break; | |
512 | case MPI_SCSI_STATUS_RESERVATION_CONFLICT: | |
513 | desc1 = "reservation conflict"; | |
514 | break; | |
515 | case MPI_SCSI_STATUS_COMMAND_TERMINATED: | |
516 | desc1 = "command terminated"; | |
517 | break; | |
518 | case MPI_SCSI_STATUS_TASK_SET_FULL: | |
519 | desc1 = "task set full"; | |
520 | break; | |
521 | case MPI_SCSI_STATUS_ACA_ACTIVE: | |
522 | desc1 = "aca active"; | |
523 | break; | |
524 | case MPI_SCSI_STATUS_FCPEXT_DEVICE_LOGGED_OUT: | |
525 | desc1 = "fcpext device logged out"; | |
526 | break; | |
527 | case MPI_SCSI_STATUS_FCPEXT_NO_LINK: | |
528 | desc1 = "fcpext no link"; | |
529 | break; | |
530 | case MPI_SCSI_STATUS_FCPEXT_UNASSIGNED: | |
531 | desc1 = "fcpext unassigned"; | |
532 | break; | |
533 | default: | |
534 | desc1 = ""; | |
c6c727a1 EM |
535 | break; |
536 | } | |
537 | ||
6757d6b4 | 538 | scsi_print_command(sc); |
2f187862 KD |
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); | |
29dd3609 EM |
541 | printk(MYIOC_s_DEBUG_FMT "\trequest_len = %d, underflow = %d, " |
542 | "resid = %d\n", ioc->name, scsi_bufflen(sc), sc->underflow, | |
543 | scsi_get_resid(sc)); | |
544 | printk(MYIOC_s_DEBUG_FMT "\ttag = %d, transfer_count = %d, " | |
545 | "sc->result = %08X\n", ioc->name, le16_to_cpu(pScsiReply->TaskTag), | |
6757d6b4 | 546 | le32_to_cpu(pScsiReply->TransferCount), sc->result); |
2f187862 | 547 | |
29dd3609 | 548 | printk(MYIOC_s_DEBUG_FMT "\tiocstatus = %s (0x%04x), " |
6757d6b4 | 549 | "scsi_status = %s (0x%02x), scsi_state = (0x%02x)\n", |
29dd3609 | 550 | ioc->name, desc, ioc_status, desc1, pScsiReply->SCSIStatus, |
6757d6b4 | 551 | pScsiReply->SCSIState); |
c6c727a1 | 552 | |
6757d6b4 PS |
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]; | |
557 | ||
29dd3609 EM |
558 | printk(MYIOC_s_DEBUG_FMT "\t[sense_key,asc,ascq]: " |
559 | "[0x%02x,0x%02x,0x%02x]\n", ioc->name, skey, asc, ascq); | |
6757d6b4 PS |
560 | } |
561 | ||
562 | /* | |
563 | * Look for + dump FCP ResponseInfo[]! | |
564 | */ | |
565 | if (pScsiReply->SCSIState & MPI_SCSI_STATE_RESPONSE_INFO_VALID && | |
566 | pScsiReply->ResponseInfo) | |
29dd3609 EM |
567 | printk(MYIOC_s_DEBUG_FMT "response_info = %08xh\n", |
568 | ioc->name, le32_to_cpu(pScsiReply->ResponseInfo)); | |
c6c727a1 EM |
569 | } |
570 | #endif | |
571 | ||
1da177e4 LT |
572 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
573 | /* | |
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) | |
579 | * | |
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. | |
584 | * | |
585 | * Returns 1 indicating alloc'd request frame ptr should be freed. | |
586 | */ | |
0d0c7974 | 587 | int |
1da177e4 LT |
588 | mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) |
589 | { | |
590 | struct scsi_cmnd *sc; | |
591 | MPT_SCSI_HOST *hd; | |
592 | SCSIIORequest_t *pScsiReq; | |
593 | SCSIIOReply_t *pScsiReply; | |
2254c86d | 594 | u16 req_idx, req_idx_MR; |
a69de507 | 595 | VirtDevice *vdevice; |
786899b0 | 596 | VirtTarget *vtarget; |
1da177e4 | 597 | |
e7eae9f6 | 598 | hd = shost_priv(ioc->sh); |
1da177e4 | 599 | req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); |
2254c86d ME |
600 | req_idx_MR = (mr != NULL) ? |
601 | le16_to_cpu(mr->u.frame.hwhdr.msgctxu.fld.req_idx) : req_idx; | |
2f187862 KD |
602 | |
603 | /* Special case, where already freed message frame is received from | |
604 | * Firmware. It happens with Resetting IOC. | |
605 | * Return immediately. Do not care | |
606 | */ | |
2254c86d | 607 | if ((req_idx != req_idx_MR) || |
2f187862 | 608 | (le32_to_cpu(mf->u.frame.linkage.arg1) == 0xdeadbeaf)) |
2254c86d | 609 | return 0; |
2254c86d | 610 | |
e8206381 | 611 | sc = mptscsih_getclear_scsi_lookup(ioc, req_idx); |
1da177e4 LT |
612 | if (sc == NULL) { |
613 | MPIHeader_t *hdr = (MPIHeader_t *)mf; | |
614 | ||
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. | |
618 | */ | |
619 | if (hdr->Function == MPI_FUNCTION_SCSI_IO_REQUEST) | |
620 | printk(MYIOC_s_ERR_FMT "NULL ScsiCmd ptr!\n", | |
621 | ioc->name); | |
622 | ||
623 | mptscsih_freeChainBuffers(ioc, req_idx); | |
624 | return 1; | |
625 | } | |
626 | ||
3dc0b03f EM |
627 | if ((unsigned char *)mf != sc->host_scribble) { |
628 | mptscsih_freeChainBuffers(ioc, req_idx); | |
629 | return 1; | |
630 | } | |
631 | ||
fea98403 KD |
632 | if (ioc->bus_type == SAS) { |
633 | VirtDevice *vdevice = sc->device->hostdata; | |
634 | ||
635 | if (!vdevice || !vdevice->vtarget || | |
636 | vdevice->vtarget->deleted) { | |
637 | sc->result = DID_NO_CONNECT << 16; | |
638 | goto out; | |
639 | } | |
640 | } | |
641 | ||
3dc0b03f | 642 | sc->host_scribble = NULL; |
1da177e4 LT |
643 | sc->result = DID_OK << 16; /* Set default reply as OK */ |
644 | pScsiReq = (SCSIIORequest_t *) mf; | |
645 | pScsiReply = (SCSIIOReply_t *) mr; | |
646 | ||
c6678e0c | 647 | if((ioc->facts.MsgVersion >= MPI_VERSION_01_05) && pScsiReply){ |
6757d6b4 | 648 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
c6678e0c CH |
649 | "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d,task-tag=%d)\n", |
650 | ioc->name, mf, mr, sc, req_idx, pScsiReply->TaskTag)); | |
651 | }else{ | |
6757d6b4 | 652 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
c6678e0c CH |
653 | "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d)\n", |
654 | ioc->name, mf, mr, sc, req_idx)); | |
655 | } | |
656 | ||
1da177e4 LT |
657 | if (pScsiReply == NULL) { |
658 | /* special context reply handling */ | |
659 | ; | |
660 | } else { | |
661 | u32 xfer_cnt; | |
662 | u16 status; | |
663 | u8 scsi_state, scsi_status; | |
c6c727a1 | 664 | u32 log_info; |
1da177e4 LT |
665 | |
666 | status = le16_to_cpu(pScsiReply->IOCStatus) & MPI_IOCSTATUS_MASK; | |
c9de7dc4 | 667 | |
1da177e4 LT |
668 | scsi_state = pScsiReply->SCSIState; |
669 | scsi_status = pScsiReply->SCSIStatus; | |
670 | xfer_cnt = le32_to_cpu(pScsiReply->TransferCount); | |
1928d73f | 671 | scsi_set_resid(sc, scsi_bufflen(sc) - xfer_cnt); |
c6c727a1 | 672 | log_info = le32_to_cpu(pScsiReply->IOCLogInfo); |
1da177e4 | 673 | |
466544d8 MED |
674 | /* |
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 | |
678 | * to success | |
679 | */ | |
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; | |
685 | } | |
686 | ||
1da177e4 | 687 | if (scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID) |
0d0c7974 MED |
688 | mptscsih_copy_sense_data(sc, hd, mf, pScsiReply); |
689 | ||
1da177e4 LT |
690 | /* |
691 | * Look for + dump FCP ResponseInfo[]! | |
692 | */ | |
466544d8 MED |
693 | if (scsi_state & MPI_SCSI_STATE_RESPONSE_INFO_VALID && |
694 | pScsiReply->ResponseInfo) { | |
29dd3609 EM |
695 | printk(MYIOC_s_NOTE_FMT "[%d:%d:%d:%d] " |
696 | "FCP_ResponseInfo=%08xh\n", ioc->name, | |
c6c727a1 EM |
697 | sc->device->host->host_no, sc->device->channel, |
698 | sc->device->id, sc->device->lun, | |
1da177e4 LT |
699 | le32_to_cpu(pScsiReply->ResponseInfo)); |
700 | } | |
701 | ||
702 | switch(status) { | |
703 | case MPI_IOCSTATUS_BUSY: /* 0x0002 */ | |
d23321b4 | 704 | case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: /* 0x0006 */ |
1da177e4 LT |
705 | /* CHECKME! |
706 | * Maybe: DRIVER_BUSY | SUGGEST_RETRY | DID_SOFT_ERROR (retry) | |
707 | * But not: DID_BUS_BUSY lest one risk | |
708 | * killing interrupt handler:-( | |
709 | */ | |
710 | sc->result = SAM_STAT_BUSY; | |
711 | break; | |
712 | ||
713 | case MPI_IOCSTATUS_SCSI_INVALID_BUS: /* 0x0041 */ | |
714 | case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: /* 0x0042 */ | |
715 | sc->result = DID_BAD_TARGET << 16; | |
716 | break; | |
717 | ||
718 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */ | |
719 | /* Spoof to SCSI Selection Timeout! */ | |
65207fed ME |
720 | if (ioc->bus_type != FC) |
721 | sc->result = DID_NO_CONNECT << 16; | |
722 | /* else fibre, just stall until rescan event */ | |
723 | else | |
724 | sc->result = DID_REQUEUE << 16; | |
1da177e4 LT |
725 | |
726 | if (hd->sel_timeout[pScsiReq->TargetID] < 0xFFFF) | |
727 | hd->sel_timeout[pScsiReq->TargetID]++; | |
786899b0 | 728 | |
a69de507 EM |
729 | vdevice = sc->device->hostdata; |
730 | if (!vdevice) | |
786899b0 | 731 | break; |
a69de507 | 732 | vtarget = vdevice->vtarget; |
786899b0 EM |
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; | |
737 | } | |
1da177e4 LT |
738 | break; |
739 | ||
1da177e4 | 740 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */ |
bf451522 | 741 | if ( ioc->bus_type == SAS ) { |
c9de7dc4 KD |
742 | u16 ioc_status = |
743 | le16_to_cpu(pScsiReply->IOCStatus); | |
744 | if ((ioc_status & | |
745 | MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) | |
746 | && | |
747 | ((log_info & SAS_LOGINFO_MASK) == | |
748 | SAS_LOGINFO_NEXUS_LOSS)) { | |
749 | VirtDevice *vdevice = | |
750 | sc->device->hostdata; | |
751 | ||
752 | /* flag the device as being in | |
753 | * device removal delay so we can | |
754 | * notify the midlayer to hold off | |
755 | * on timeout eh */ | |
756 | if (vdevice && vdevice-> | |
757 | vtarget && | |
758 | vdevice->vtarget-> | |
759 | raidVolume) | |
760 | printk(KERN_INFO | |
761 | "Skipping Raid Volume" | |
762 | "for inDMD\n"); | |
763 | else if (vdevice && | |
764 | vdevice->vtarget) | |
765 | vdevice->vtarget-> | |
766 | inDMD = 1; | |
767 | ||
768 | sc->result = | |
769 | (DID_TRANSPORT_DISRUPTED | |
770 | << 16); | |
771 | break; | |
bf451522 | 772 | } |
86dd4242 EM |
773 | } else if (ioc->bus_type == FC) { |
774 | /* | |
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 | |
781 | */ | |
782 | sc->result = DID_ERROR << 16; | |
783 | break; | |
bf451522 EM |
784 | } |
785 | ||
786 | /* | |
787 | * Allow non-SAS & non-NEXUS_LOSS to drop into below code | |
788 | */ | |
789 | ||
790 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */ | |
1da177e4 LT |
791 | /* Linux handles an unsolicited DID_RESET better |
792 | * than an unsolicited DID_ABORT. | |
793 | */ | |
794 | sc->result = DID_RESET << 16; | |
3012d60b | 795 | break; |
1da177e4 | 796 | |
2f187862 KD |
797 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */ |
798 | if (ioc->bus_type == FC) | |
799 | sc->result = DID_ERROR << 16; | |
800 | else | |
801 | sc->result = DID_RESET << 16; | |
1da177e4 LT |
802 | break; |
803 | ||
804 | case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */ | |
1928d73f | 805 | scsi_set_resid(sc, scsi_bufflen(sc) - xfer_cnt); |
466544d8 MED |
806 | if((xfer_cnt==0)||(sc->underflow > xfer_cnt)) |
807 | sc->result=DID_SOFT_ERROR << 16; | |
808 | else /* Sufficient data transfer occurred */ | |
1da177e4 | 809 | sc->result = (DID_OK << 16) | scsi_status; |
29dd3609 | 810 | dreplyprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
c6c727a1 | 811 | "RESIDUAL_MISMATCH: result=%x on channel=%d id=%d\n", |
29dd3609 | 812 | ioc->name, sc->result, sc->device->channel, sc->device->id)); |
1da177e4 | 813 | break; |
0d0c7974 | 814 | |
1da177e4 LT |
815 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */ |
816 | /* | |
817 | * Do upfront check for valid SenseData and give it | |
818 | * precedence! | |
819 | */ | |
820 | sc->result = (DID_OK << 16) | scsi_status; | |
9b53b392 KD |
821 | if (!(scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID)) { |
822 | ||
823 | /* | |
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. | |
1da177e4 | 829 | */ |
9b53b392 | 830 | if (ioc->bus_type == SPI) { |
e466e1c6 | 831 | if ((pScsiReq->CDB[0] == READ_6 && ((pScsiReq->CDB[1] & 0x02) == 0)) || |
9b53b392 KD |
832 | pScsiReq->CDB[0] == READ_10 || |
833 | pScsiReq->CDB[0] == READ_12 || | |
513382c9 | 834 | (pScsiReq->CDB[0] == READ_16 && |
835 | ((pScsiReq->CDB[1] & 0x02) == 0)) || | |
9b53b392 KD |
836 | pScsiReq->CDB[0] == VERIFY || |
837 | pScsiReq->CDB[0] == VERIFY_16) { | |
838 | if (scsi_bufflen(sc) != | |
839 | xfer_cnt) { | |
840 | sc->result = | |
841 | DID_SOFT_ERROR << 16; | |
842 | printk(KERN_WARNING "Errata" | |
843 | "on LSI53C1030 occurred." | |
844 | "sc->req_bufflen=0x%02x," | |
845 | "xfer_cnt=0x%02x\n", | |
846 | scsi_bufflen(sc), | |
847 | xfer_cnt); | |
848 | } | |
849 | } | |
850 | } | |
851 | ||
1da177e4 | 852 | if (xfer_cnt < sc->underflow) { |
466544d8 MED |
853 | if (scsi_status == SAM_STAT_BUSY) |
854 | sc->result = SAM_STAT_BUSY; | |
855 | else | |
856 | sc->result = DID_SOFT_ERROR << 16; | |
1da177e4 LT |
857 | } |
858 | if (scsi_state & (MPI_SCSI_STATE_AUTOSENSE_FAILED | MPI_SCSI_STATE_NO_SCSI_STATUS)) { | |
859 | /* What to do? | |
860 | */ | |
861 | sc->result = DID_SOFT_ERROR << 16; | |
862 | } | |
863 | else if (scsi_state & MPI_SCSI_STATE_TERMINATED) { | |
864 | /* Not real sure here either... */ | |
865 | sc->result = DID_RESET << 16; | |
866 | } | |
867 | } | |
868 | ||
6757d6b4 | 869 | |
29dd3609 EM |
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)); | |
6757d6b4 | 875 | |
1da177e4 LT |
876 | /* Report Queue Full |
877 | */ | |
878 | if (scsi_status == MPI_SCSI_STATUS_TASK_SET_FULL) | |
879 | mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); | |
0d0c7974 | 880 | |
1da177e4 LT |
881 | break; |
882 | ||
7e55147f | 883 | case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: /* 0x0044 */ |
1928d73f | 884 | scsi_set_resid(sc, 0); |
1da177e4 LT |
885 | case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */ |
886 | case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */ | |
ad8c31bb | 887 | sc->result = (DID_OK << 16) | scsi_status; |
1da177e4 LT |
888 | if (scsi_state == 0) { |
889 | ; | |
9b53b392 KD |
890 | } else if (scsi_state & |
891 | MPI_SCSI_STATE_AUTOSENSE_VALID) { | |
892 | ||
893 | /* | |
894 | * For potential trouble on LSI53C1030. | |
895 | * (date:2007.xx.) | |
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. | |
900 | */ | |
901 | if ((ioc->bus_type == SPI) && | |
902 | (sc->sense_buffer[2] & 0x20)) { | |
903 | u32 difftransfer; | |
904 | difftransfer = | |
905 | sc->sense_buffer[3] << 24 | | |
906 | sc->sense_buffer[4] << 16 | | |
907 | sc->sense_buffer[5] << 8 | | |
908 | sc->sense_buffer[6]; | |
909 | if (((sc->sense_buffer[3] & 0x80) == | |
910 | 0x80) && (scsi_bufflen(sc) | |
911 | != xfer_cnt)) { | |
912 | sc->sense_buffer[2] = | |
913 | MEDIUM_ERROR; | |
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" , | |
920 | scsi_bufflen(sc), | |
921 | xfer_cnt); | |
922 | } | |
923 | if (((sc->sense_buffer[3] & 0x80) | |
924 | != 0x80) && | |
925 | (scsi_bufflen(sc) != | |
926 | xfer_cnt + difftransfer)) { | |
927 | sc->sense_buffer[2] = | |
928 | MEDIUM_ERROR; | |
929 | sc->sense_buffer[12] = 0xff; | |
930 | sc->sense_buffer[13] = 0xff; | |
931 | printk(KERN_WARNING | |
932 | "Errata on LSI53C1030 occurred" | |
933 | "sc->req_bufflen=0x%02x," | |
934 | " xfer_cnt=0x%02x," | |
935 | "difftransfer=0x%02x\n", | |
936 | scsi_bufflen(sc), | |
937 | xfer_cnt, | |
938 | difftransfer); | |
939 | } | |
940 | } | |
941 | ||
1da177e4 LT |
942 | /* |
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. | |
947 | */ | |
948 | if (pScsiReply->SCSIStatus == MPI_SCSI_STATUS_TASK_SET_FULL) | |
949 | mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); | |
950 | ||
951 | } | |
952 | else if (scsi_state & | |
953 | (MPI_SCSI_STATE_AUTOSENSE_FAILED | MPI_SCSI_STATE_NO_SCSI_STATUS) | |
954 | ) { | |
955 | /* | |
956 | * What to do? | |
957 | */ | |
958 | sc->result = DID_SOFT_ERROR << 16; | |
959 | } | |
960 | else if (scsi_state & MPI_SCSI_STATE_TERMINATED) { | |
961 | /* Not real sure here either... */ | |
962 | sc->result = DID_RESET << 16; | |
963 | } | |
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. | |
968 | * | |
969 | * Not real sure here either so do nothing... */ | |
970 | } | |
971 | ||
972 | if (sc->result == MPI_SCSI_STATUS_TASK_SET_FULL) | |
973 | mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); | |
974 | ||
975 | /* Add handling of: | |
976 | * Reservation Conflict, Busy, | |
977 | * Command Terminated, CHECK | |
978 | */ | |
979 | break; | |
980 | ||
981 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */ | |
982 | sc->result = DID_SOFT_ERROR << 16; | |
983 | break; | |
984 | ||
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 */ | |
1da177e4 LT |
989 | case MPI_IOCSTATUS_INVALID_FIELD: /* 0x0007 */ |
990 | case MPI_IOCSTATUS_INVALID_STATE: /* 0x0008 */ | |
1da177e4 LT |
991 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */ |
992 | case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: /* 0x004A */ | |
993 | default: | |
994 | /* | |
995 | * What to do? | |
996 | */ | |
997 | sc->result = DID_SOFT_ERROR << 16; | |
998 | break; | |
999 | ||
1000 | } /* switch(status) */ | |
1001 | ||
6757d6b4 PS |
1002 | #ifdef CONFIG_FUSION_LOGGING |
1003 | if (sc->result && (ioc->debug_level & MPT_DEBUG_REPLY)) | |
1004 | mptscsih_info_scsiio(ioc, sc, pScsiReply); | |
c6c727a1 EM |
1005 | #endif |
1006 | ||
1da177e4 | 1007 | } /* end of address reply case */ |
fea98403 | 1008 | out: |
1da177e4 | 1009 | /* Unmap the DMA buffers, if any. */ |
1928d73f | 1010 | scsi_dma_unmap(sc); |
1da177e4 | 1011 | |
1da177e4 LT |
1012 | sc->scsi_done(sc); /* Issue the command callback */ |
1013 | ||
1014 | /* Free Chain buffers */ | |
1015 | mptscsih_freeChainBuffers(ioc, req_idx); | |
1016 | return 1; | |
1017 | } | |
1018 | ||
1da177e4 LT |
1019 | /* |
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 | |
1024 | * | |
1025 | * Returns: None. | |
1026 | * | |
1027 | * Must be called while new I/Os are being queued. | |
1028 | */ | |
e62cca19 | 1029 | void |
1da177e4 LT |
1030 | mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd) |
1031 | { | |
1032 | MPT_ADAPTER *ioc = hd->ioc; | |
e8206381 EM |
1033 | struct scsi_cmnd *sc; |
1034 | SCSIIORequest_t *mf = NULL; | |
1da177e4 | 1035 | int ii; |
e8206381 | 1036 | int channel, id; |
1da177e4 | 1037 | |
e8206381 EM |
1038 | for (ii= 0; ii < ioc->req_depth; ii++) { |
1039 | sc = mptscsih_getclear_scsi_lookup(ioc, ii); | |
1040 | if (!sc) | |
1041 | continue; | |
1042 | mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(ioc, ii); | |
1043 | if (!mf) | |
1044 | continue; | |
1045 | channel = mf->Bus; | |
1046 | id = mf->TargetID; | |
1047 | mptscsih_freeChainBuffers(ioc, ii); | |
1048 | mpt_free_msg_frame(ioc, (MPT_FRAME_HDR *)mf); | |
1049 | if ((unsigned char *)mf != sc->host_scribble) | |
1050 | continue; | |
1051 | scsi_dma_unmap(sc); | |
1052 | sc->result = DID_RESET << 16; | |
1053 | sc->host_scribble = NULL; | |
2f187862 KD |
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)); | |
e8206381 | 1057 | sc->scsi_done(sc); |
1da177e4 | 1058 | } |
1da177e4 | 1059 | } |
e62cca19 | 1060 | EXPORT_SYMBOL(mptscsih_flush_running_cmds); |
1da177e4 LT |
1061 | |
1062 | /* | |
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. | |
05e8ec17 | 1068 | * (BUT, BUT, BUT, the code does reference it! - mdr) |
c7c82987 MED |
1069 | * @hd: Pointer to a SCSI HOST structure |
1070 | * @vdevice: per device private data | |
1da177e4 LT |
1071 | * |
1072 | * Returns: None. | |
1073 | * | |
1074 | * Called from slave_destroy. | |
1075 | */ | |
1076 | static void | |
c7c82987 | 1077 | mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, VirtDevice *vdevice) |
1da177e4 LT |
1078 | { |
1079 | SCSIIORequest_t *mf = NULL; | |
1080 | int ii; | |
466544d8 | 1081 | struct scsi_cmnd *sc; |
793955f5 | 1082 | struct scsi_lun lun; |
e80b002b | 1083 | MPT_ADAPTER *ioc = hd->ioc; |
e8206381 | 1084 | unsigned long flags; |
1da177e4 | 1085 | |
e8206381 EM |
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) { | |
1da177e4 | 1089 | |
e80b002b | 1090 | mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(ioc, ii); |
3dc0b03f EM |
1091 | if (mf == NULL) |
1092 | continue; | |
cc78d30a EM |
1093 | /* If the device is a hidden raid component, then its |
1094 | * expected that the mf->function will be RAID_SCSI_IO | |
1095 | */ | |
1096 | if (vdevice->vtarget->tflags & | |
1097 | MPT_TARGET_FLAGS_RAID_COMPONENT && mf->Function != | |
1098 | MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) | |
1099 | continue; | |
1100 | ||
793955f5 EM |
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)) | |
1da177e4 LT |
1105 | continue; |
1106 | ||
3dc0b03f EM |
1107 | if ((unsigned char *)mf != sc->host_scribble) |
1108 | continue; | |
e8206381 EM |
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); | |
1928d73f | 1113 | scsi_dma_unmap(sc); |
466544d8 MED |
1114 | sc->host_scribble = NULL; |
1115 | sc->result = DID_NO_CONNECT << 16; | |
2f187862 KD |
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, | |
1120 | sc, mf, ii)); | |
466544d8 | 1121 | sc->scsi_done(sc); |
e8206381 | 1122 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
1da177e4 LT |
1123 | } |
1124 | } | |
e8206381 | 1125 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
1da177e4 LT |
1126 | return; |
1127 | } | |
1128 | ||
1129 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1da177e4 LT |
1130 | |
1131 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1132 | /* | |
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 | |
1138 | * | |
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. | |
1142 | */ | |
1143 | static void | |
1144 | mptscsih_report_queue_full(struct scsi_cmnd *sc, SCSIIOReply_t *pScsiReply, SCSIIORequest_t *pScsiReq) | |
1145 | { | |
1146 | long time = jiffies; | |
1da177e4 | 1147 | MPT_SCSI_HOST *hd; |
e80b002b | 1148 | MPT_ADAPTER *ioc; |
1da177e4 | 1149 | |
0d0c7974 MED |
1150 | if (sc->device == NULL) |
1151 | return; | |
1152 | if (sc->device->host == NULL) | |
1153 | return; | |
e7eae9f6 | 1154 | if ((hd = shost_priv(sc->device->host)) == NULL) |
0d0c7974 | 1155 | return; |
e80b002b | 1156 | ioc = hd->ioc; |
0d0c7974 | 1157 | if (time - hd->last_queue_full > 10 * HZ) { |
e80b002b EM |
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)); | |
0d0c7974 | 1160 | hd->last_queue_full = time; |
1da177e4 | 1161 | } |
1da177e4 LT |
1162 | } |
1163 | ||
1164 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1165 | /* | |
1166 | * mptscsih_remove - Removed scsi devices | |
1167 | * @pdev: Pointer to pci_dev structure | |
1168 | * | |
1169 | * | |
1170 | */ | |
0d0c7974 | 1171 | void |
1da177e4 LT |
1172 | mptscsih_remove(struct pci_dev *pdev) |
1173 | { | |
1174 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); | |
1175 | struct Scsi_Host *host = ioc->sh; | |
1176 | MPT_SCSI_HOST *hd; | |
0d0c7974 | 1177 | int sz1; |
1da177e4 | 1178 | |
1da177e4 LT |
1179 | scsi_remove_host(host); |
1180 | ||
e7eae9f6 | 1181 | if((hd = shost_priv(host)) == NULL) |
0d0c7974 MED |
1182 | return; |
1183 | ||
d18c3db5 | 1184 | mptscsih_shutdown(pdev); |
1da177e4 | 1185 | |
0d0c7974 | 1186 | sz1=0; |
1da177e4 | 1187 | |
e8206381 | 1188 | if (ioc->ScsiLookup != NULL) { |
e80b002b | 1189 | sz1 = ioc->req_depth * sizeof(void *); |
e8206381 EM |
1190 | kfree(ioc->ScsiLookup); |
1191 | ioc->ScsiLookup = NULL; | |
0d0c7974 | 1192 | } |
1da177e4 | 1193 | |
e80b002b | 1194 | dprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
0d0c7974 | 1195 | "Free'd ScsiLookup (%d) memory\n", |
e80b002b | 1196 | ioc->name, sz1)); |
1da177e4 | 1197 | |
d485eb83 | 1198 | kfree(hd->info_kbuf); |
1da177e4 | 1199 | |
0d0c7974 MED |
1200 | /* NULL the Scsi_Host pointer |
1201 | */ | |
e80b002b | 1202 | ioc->sh = NULL; |
1da177e4 LT |
1203 | |
1204 | scsi_host_put(host); | |
1da177e4 | 1205 | |
0d0c7974 | 1206 | mpt_detach(pdev); |
c6678e0c | 1207 | |
1da177e4 LT |
1208 | } |
1209 | ||
1210 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1211 | /* | |
1212 | * mptscsih_shutdown - reboot notifier | |
1213 | * | |
1214 | */ | |
0d0c7974 | 1215 | void |
d18c3db5 | 1216 | mptscsih_shutdown(struct pci_dev *pdev) |
1da177e4 | 1217 | { |
1da177e4 LT |
1218 | } |
1219 | ||
1220 | #ifdef CONFIG_PM | |
1221 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1222 | /* | |
0d0c7974 | 1223 | * mptscsih_suspend - Fusion MPT scsi driver suspend routine. |
1da177e4 LT |
1224 | * |
1225 | * | |
1226 | */ | |
0d0c7974 | 1227 | int |
8d189f72 | 1228 | mptscsih_suspend(struct pci_dev *pdev, pm_message_t state) |
1da177e4 | 1229 | { |
4d4109d0 PS |
1230 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
1231 | ||
1232 | scsi_block_requests(ioc->sh); | |
1233 | flush_scheduled_work(); | |
d18c3db5 | 1234 | mptscsih_shutdown(pdev); |
0d0c7974 | 1235 | return mpt_suspend(pdev,state); |
1da177e4 LT |
1236 | } |
1237 | ||
1238 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1239 | /* | |
1240 | * mptscsih_resume - Fusion MPT scsi driver resume routine. | |
1241 | * | |
1242 | * | |
1243 | */ | |
0d0c7974 | 1244 | int |
1da177e4 LT |
1245 | mptscsih_resume(struct pci_dev *pdev) |
1246 | { | |
4d4109d0 PS |
1247 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
1248 | int rc; | |
1249 | ||
1250 | rc = mpt_resume(pdev); | |
1251 | scsi_unblock_requests(ioc->sh); | |
1252 | return rc; | |
1da177e4 LT |
1253 | } |
1254 | ||
1255 | #endif | |
1256 | ||
1da177e4 LT |
1257 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
1258 | /** | |
1259 | * mptscsih_info - Return information about MPT adapter | |
1260 | * @SChost: Pointer to Scsi_Host structure | |
1261 | * | |
1262 | * (linux scsi_host_template.info routine) | |
1263 | * | |
1264 | * Returns pointer to buffer where information was written. | |
1265 | */ | |
0d0c7974 | 1266 | const char * |
1da177e4 LT |
1267 | mptscsih_info(struct Scsi_Host *SChost) |
1268 | { | |
1269 | MPT_SCSI_HOST *h; | |
1270 | int size = 0; | |
1271 | ||
e7eae9f6 | 1272 | h = shost_priv(SChost); |
0d0c7974 | 1273 | |
1da177e4 | 1274 | if (h) { |
0d0c7974 MED |
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'; | |
1279 | ||
1280 | mpt_print_ioc_summary(h->ioc, h->info_kbuf, &size, 0, 0); | |
1281 | h->info_kbuf[size-1] = '\0'; | |
1da177e4 LT |
1282 | } |
1283 | ||
0d0c7974 | 1284 | return h->info_kbuf; |
1da177e4 LT |
1285 | } |
1286 | ||
1287 | struct info_str { | |
1288 | char *buffer; | |
1289 | int length; | |
1290 | int offset; | |
1291 | int pos; | |
1292 | }; | |
1293 | ||
0d0c7974 MED |
1294 | static void |
1295 | mptscsih_copy_mem_info(struct info_str *info, char *data, int len) | |
1da177e4 LT |
1296 | { |
1297 | if (info->pos + len > info->length) | |
1298 | len = info->length - info->pos; | |
1299 | ||
1300 | if (info->pos + len < info->offset) { | |
1301 | info->pos += len; | |
1302 | return; | |
1303 | } | |
1304 | ||
1305 | if (info->pos < info->offset) { | |
1306 | data += (info->offset - info->pos); | |
1307 | len -= (info->offset - info->pos); | |
1308 | } | |
1309 | ||
1310 | if (len > 0) { | |
1311 | memcpy(info->buffer + info->pos, data, len); | |
1312 | info->pos += len; | |
1313 | } | |
1314 | } | |
1315 | ||
0d0c7974 MED |
1316 | static int |
1317 | mptscsih_copy_info(struct info_str *info, char *fmt, ...) | |
1da177e4 LT |
1318 | { |
1319 | va_list args; | |
1320 | char buf[81]; | |
1321 | int len; | |
1322 | ||
1323 | va_start(args, fmt); | |
1324 | len = vsprintf(buf, fmt, args); | |
1325 | va_end(args); | |
1326 | ||
0d0c7974 | 1327 | mptscsih_copy_mem_info(info, buf, len); |
1da177e4 LT |
1328 | return len; |
1329 | } | |
1330 | ||
0d0c7974 MED |
1331 | static int |
1332 | mptscsih_host_info(MPT_ADAPTER *ioc, char *pbuf, off_t offset, int len) | |
1da177e4 LT |
1333 | { |
1334 | struct info_str info; | |
1335 | ||
1336 | info.buffer = pbuf; | |
1337 | info.length = len; | |
1338 | info.offset = offset; | |
1339 | info.pos = 0; | |
1340 | ||
0d0c7974 MED |
1341 | mptscsih_copy_info(&info, "%s: %s, ", ioc->name, ioc->prod_name); |
1342 | mptscsih_copy_info(&info, "%s%08xh, ", MPT_FW_REV_MAGIC_ID_STRING, ioc->facts.FWVersion.Word); | |
1343 | mptscsih_copy_info(&info, "Ports=%d, ", ioc->facts.NumberOfPorts); | |
1344 | mptscsih_copy_info(&info, "MaxQ=%d\n", ioc->req_depth); | |
1da177e4 LT |
1345 | |
1346 | return ((info.pos > info.offset) ? info.pos - info.offset : 0); | |
1347 | } | |
1348 | ||
1349 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1350 | /** | |
1351 | * mptscsih_proc_info - Return information about MPT adapter | |
d9489fb6 RD |
1352 | * @host: scsi host struct |
1353 | * @buffer: if write, user data; if read, buffer for user | |
1354 | * @start: returns the buffer address | |
1355 | * @offset: if write, 0; if read, the current offset into the buffer from | |
1356 | * the previous read. | |
1357 | * @length: if write, return length; | |
1358 | * @func: write = 1; read = 0 | |
1da177e4 LT |
1359 | * |
1360 | * (linux scsi_host_template.info routine) | |
1da177e4 | 1361 | */ |
0d0c7974 | 1362 | int |
1da177e4 LT |
1363 | mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, |
1364 | int length, int func) | |
1365 | { | |
e7eae9f6 | 1366 | MPT_SCSI_HOST *hd = shost_priv(host); |
1da177e4 LT |
1367 | MPT_ADAPTER *ioc = hd->ioc; |
1368 | int size = 0; | |
1369 | ||
1370 | if (func) { | |
c6678e0c CH |
1371 | /* |
1372 | * write is not supported | |
1da177e4 LT |
1373 | */ |
1374 | } else { | |
1375 | if (start) | |
1376 | *start = buffer; | |
1377 | ||
1378 | size = mptscsih_host_info(ioc, buffer, offset, length); | |
1379 | } | |
1380 | ||
1381 | return size; | |
1382 | } | |
1383 | ||
1384 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1385 | #define ADD_INDEX_LOG(req_ent) do { } while(0) | |
1386 | ||
1387 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1388 | /** | |
1389 | * mptscsih_qcmd - Primary Fusion MPT SCSI initiator IO start routine. | |
1390 | * @SCpnt: Pointer to scsi_cmnd structure | |
1391 | * @done: Pointer SCSI mid-layer IO completion function | |
1392 | * | |
1393 | * (linux scsi_host_template.queuecommand routine) | |
1394 | * This is the primary SCSI IO start routine. Create a MPI SCSIIORequest | |
1395 | * from a linux scsi_cmnd request and send it to the IOC. | |
1396 | * | |
1397 | * Returns 0. (rtn value discarded by linux scsi mid-layer) | |
1398 | */ | |
0d0c7974 | 1399 | int |
1da177e4 LT |
1400 | mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) |
1401 | { | |
1402 | MPT_SCSI_HOST *hd; | |
1403 | MPT_FRAME_HDR *mf; | |
1404 | SCSIIORequest_t *pScsiReq; | |
a69de507 | 1405 | VirtDevice *vdevice = SCpnt->device->hostdata; |
1da177e4 LT |
1406 | u32 datalen; |
1407 | u32 scsictl; | |
1408 | u32 scsidir; | |
1409 | u32 cmd_len; | |
1410 | int my_idx; | |
1411 | int ii; | |
6757d6b4 | 1412 | MPT_ADAPTER *ioc; |
1da177e4 | 1413 | |
e7eae9f6 | 1414 | hd = shost_priv(SCpnt->device->host); |
6757d6b4 | 1415 | ioc = hd->ioc; |
1da177e4 LT |
1416 | SCpnt->scsi_done = done; |
1417 | ||
6757d6b4 PS |
1418 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "qcmd: SCpnt=%p, done()=%p\n", |
1419 | ioc->name, SCpnt, done)); | |
1da177e4 | 1420 | |
56cee8d5 | 1421 | if (ioc->taskmgmt_quiesce_io) |
1da177e4 | 1422 | return SCSI_MLQUEUE_HOST_BUSY; |
1da177e4 LT |
1423 | |
1424 | /* | |
1425 | * Put together a MPT SCSI request... | |
1426 | */ | |
e80b002b | 1427 | if ((mf = mpt_get_msg_frame(ioc->DoneCtx, ioc)) == NULL) { |
6757d6b4 PS |
1428 | dprintk(ioc, printk(MYIOC_s_WARN_FMT "QueueCmd, no msg frames!!\n", |
1429 | ioc->name)); | |
1da177e4 LT |
1430 | return SCSI_MLQUEUE_HOST_BUSY; |
1431 | } | |
1432 | ||
1433 | pScsiReq = (SCSIIORequest_t *) mf; | |
1434 | ||
1435 | my_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); | |
1436 | ||
1437 | ADD_INDEX_LOG(my_idx); | |
1438 | ||
0d0c7974 | 1439 | /* TUR's being issued with scsictl=0x02000000 (DATA_IN)! |
1da177e4 LT |
1440 | * Seems we may receive a buffer (datalen>0) even when there |
1441 | * will be no data transfer! GRRRRR... | |
1442 | */ | |
1443 | if (SCpnt->sc_data_direction == DMA_FROM_DEVICE) { | |
1928d73f | 1444 | datalen = scsi_bufflen(SCpnt); |
1da177e4 LT |
1445 | scsidir = MPI_SCSIIO_CONTROL_READ; /* DATA IN (host<--ioc<--dev) */ |
1446 | } else if (SCpnt->sc_data_direction == DMA_TO_DEVICE) { | |
1928d73f | 1447 | datalen = scsi_bufflen(SCpnt); |
1da177e4 LT |
1448 | scsidir = MPI_SCSIIO_CONTROL_WRITE; /* DATA OUT (host-->ioc-->dev) */ |
1449 | } else { | |
1450 | datalen = 0; | |
1451 | scsidir = MPI_SCSIIO_CONTROL_NODATATRANSFER; | |
1452 | } | |
1453 | ||
1454 | /* Default to untagged. Once a target structure has been allocated, | |
1455 | * use the Inquiry data to determine if device supports tagged. | |
1456 | */ | |
a69de507 EM |
1457 | if (vdevice |
1458 | && (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_Q_YES) | |
1da177e4 LT |
1459 | && (SCpnt->device->tagged_supported)) { |
1460 | scsictl = scsidir | MPI_SCSIIO_CONTROL_SIMPLEQ; | |
65f89c23 KD |
1461 | if (SCpnt->request && SCpnt->request->ioprio) { |
1462 | if (((SCpnt->request->ioprio & 0x7) == 1) || | |
1463 | !(SCpnt->request->ioprio & 0x7)) | |
1464 | scsictl |= MPI_SCSIIO_CONTROL_HEADOFQ; | |
1465 | } | |
1466 | } else | |
1da177e4 | 1467 | scsictl = scsidir | MPI_SCSIIO_CONTROL_UNTAGGED; |
65f89c23 | 1468 | |
1da177e4 LT |
1469 | |
1470 | /* Use the above information to set up the message frame | |
1471 | */ | |
a69de507 EM |
1472 | pScsiReq->TargetID = (u8) vdevice->vtarget->id; |
1473 | pScsiReq->Bus = vdevice->vtarget->channel; | |
1da177e4 | 1474 | pScsiReq->ChainOffset = 0; |
a69de507 | 1475 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) |
c92f222e JB |
1476 | pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; |
1477 | else | |
1478 | pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; | |
1da177e4 LT |
1479 | pScsiReq->CDBLength = SCpnt->cmd_len; |
1480 | pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; | |
1481 | pScsiReq->Reserved = 0; | |
14d0f0b0 | 1482 | pScsiReq->MsgFlags = mpt_msg_flags(ioc); |
793955f5 | 1483 | int_to_scsilun(SCpnt->device->lun, (struct scsi_lun *)pScsiReq->LUN); |
1da177e4 LT |
1484 | pScsiReq->Control = cpu_to_le32(scsictl); |
1485 | ||
1486 | /* | |
1487 | * Write SCSI CDB into the message | |
1488 | */ | |
1489 | cmd_len = SCpnt->cmd_len; | |
1490 | for (ii=0; ii < cmd_len; ii++) | |
1491 | pScsiReq->CDB[ii] = SCpnt->cmnd[ii]; | |
1492 | ||
1493 | for (ii=cmd_len; ii < 16; ii++) | |
1494 | pScsiReq->CDB[ii] = 0; | |
1495 | ||
1496 | /* DataLength */ | |
1497 | pScsiReq->DataLength = cpu_to_le32(datalen); | |
1498 | ||
1499 | /* SenseBuffer low address */ | |
e80b002b | 1500 | pScsiReq->SenseBufferLowAddr = cpu_to_le32(ioc->sense_buf_low_dma |
1da177e4 LT |
1501 | + (my_idx * MPT_SENSE_BUFFER_ALLOC)); |
1502 | ||
1503 | /* Now add the SG list | |
1504 | * Always have a SGE even if null length. | |
1505 | */ | |
1506 | if (datalen == 0) { | |
1507 | /* Add a NULL SGE */ | |
14d0f0b0 KD |
1508 | ioc->add_sge((char *)&pScsiReq->SGL, |
1509 | MPT_SGE_FLAGS_SSIMPLE_READ | 0, | |
1da177e4 LT |
1510 | (dma_addr_t) -1); |
1511 | } else { | |
1512 | /* Add a 32 or 64 bit SGE */ | |
e80b002b | 1513 | if (mptscsih_AddSGE(ioc, SCpnt, pScsiReq, my_idx) != SUCCESS) |
1da177e4 LT |
1514 | goto fail; |
1515 | } | |
1516 | ||
3dc0b03f | 1517 | SCpnt->host_scribble = (unsigned char *)mf; |
e8206381 | 1518 | mptscsih_set_scsi_lookup(ioc, my_idx, SCpnt); |
1da177e4 | 1519 | |
e80b002b | 1520 | mpt_put_msg_frame(ioc->DoneCtx, ioc, mf); |
6757d6b4 PS |
1521 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Issued SCSI cmd (%p) mf=%p idx=%d\n", |
1522 | ioc->name, SCpnt, mf, my_idx)); | |
29dd3609 | 1523 | DBG_DUMP_REQUEST_FRAME(ioc, (u32 *)mf); |
1da177e4 LT |
1524 | return 0; |
1525 | ||
1526 | fail: | |
e80b002b EM |
1527 | mptscsih_freeChainBuffers(ioc, my_idx); |
1528 | mpt_free_msg_frame(ioc, mf); | |
1da177e4 LT |
1529 | return SCSI_MLQUEUE_HOST_BUSY; |
1530 | } | |
1531 | ||
1532 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1533 | /* | |
1534 | * mptscsih_freeChainBuffers - Function to free chain buffers associated | |
1535 | * with a SCSI IO request | |
1536 | * @hd: Pointer to the MPT_SCSI_HOST instance | |
1537 | * @req_idx: Index of the SCSI IO request frame. | |
1538 | * | |
1539 | * Called if SG chain buffer allocation fails and mptscsih callbacks. | |
1540 | * No return. | |
1541 | */ | |
1542 | static void | |
1543 | mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx) | |
1544 | { | |
1545 | MPT_FRAME_HDR *chain; | |
1546 | unsigned long flags; | |
1547 | int chain_idx; | |
1548 | int next; | |
1549 | ||
1550 | /* Get the first chain index and reset | |
1551 | * tracker state. | |
1552 | */ | |
1553 | chain_idx = ioc->ReqToChain[req_idx]; | |
1554 | ioc->ReqToChain[req_idx] = MPT_HOST_NO_CHAIN; | |
1555 | ||
1556 | while (chain_idx != MPT_HOST_NO_CHAIN) { | |
1557 | ||
1558 | /* Save the next chain buffer index */ | |
1559 | next = ioc->ChainToChain[chain_idx]; | |
1560 | ||
1561 | /* Free this chain buffer and reset | |
1562 | * tracker | |
1563 | */ | |
1564 | ioc->ChainToChain[chain_idx] = MPT_HOST_NO_CHAIN; | |
1565 | ||
1566 | chain = (MPT_FRAME_HDR *) (ioc->ChainBuffer | |
1567 | + (chain_idx * ioc->req_sz)); | |
1568 | ||
1569 | spin_lock_irqsave(&ioc->FreeQlock, flags); | |
1570 | list_add_tail(&chain->u.frame.linkage.list, &ioc->FreeChainQ); | |
1571 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); | |
1572 | ||
6757d6b4 | 1573 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "FreeChainBuffers (index %d)\n", |
1da177e4 LT |
1574 | ioc->name, chain_idx)); |
1575 | ||
1576 | /* handle next */ | |
1577 | chain_idx = next; | |
1578 | } | |
1579 | return; | |
1580 | } | |
1581 | ||
1582 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1583 | /* | |
1584 | * Reset Handling | |
1585 | */ | |
1586 | ||
1587 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
cd2c6191 | 1588 | /** |
1ba9ab2e KD |
1589 | * mptscsih_IssueTaskMgmt - Generic send Task Management function. |
1590 | * @hd: Pointer to MPT_SCSI_HOST structure | |
1da177e4 | 1591 | * @type: Task Management type |
1544d677 | 1592 | * @channel: channel number for task management |
793955f5 | 1593 | * @id: Logical Target ID for reset (if appropriate) |
1da177e4 LT |
1594 | * @lun: Logical Unit for reset (if appropriate) |
1595 | * @ctx2abort: Context for the task to be aborted (if appropriate) | |
1544d677 RD |
1596 | * @timeout: timeout for task management control |
1597 | * | |
1ba9ab2e KD |
1598 | * Remark: _HardResetHandler can be invoked from an interrupt thread (timer) |
1599 | * or a non-interrupt thread. In the former, must not call schedule(). | |
1da177e4 | 1600 | * |
1ba9ab2e | 1601 | * Not all fields are meaningfull for all task types. |
1da177e4 | 1602 | * |
1ba9ab2e | 1603 | * Returns 0 for SUCCESS, or FAILED. |
1da177e4 | 1604 | * |
cd2c6191 | 1605 | **/ |
663e1aa1 | 1606 | int |
1ba9ab2e KD |
1607 | mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, |
1608 | int ctx2abort, ulong timeout) | |
1da177e4 | 1609 | { |
1ba9ab2e KD |
1610 | MPT_FRAME_HDR *mf; |
1611 | SCSITaskMgmt_t *pScsiTm; | |
1612 | int ii; | |
1613 | int retval; | |
1614 | MPT_ADAPTER *ioc = hd->ioc; | |
1615 | unsigned long timeleft; | |
1616 | u8 issue_hard_reset; | |
1da177e4 | 1617 | u32 ioc_raw_state; |
1ba9ab2e | 1618 | unsigned long time_count; |
1da177e4 | 1619 | |
1ba9ab2e | 1620 | issue_hard_reset = 0; |
e80b002b | 1621 | ioc_raw_state = mpt_GetIocState(ioc, 0); |
1da177e4 | 1622 | |
1da177e4 LT |
1623 | if ((ioc_raw_state & MPI_IOC_STATE_MASK) != MPI_IOC_STATE_OPERATIONAL) { |
1624 | printk(MYIOC_s_WARN_FMT | |
1ba9ab2e | 1625 | "TaskMgmt type=%x: IOC Not operational (0x%x)!\n", |
cd2c6191 | 1626 | ioc->name, type, ioc_raw_state); |
1ba9ab2e KD |
1627 | printk(MYIOC_s_WARN_FMT "Issuing HardReset from %s!!\n", |
1628 | ioc->name, __func__); | |
cd2c6191 | 1629 | if (mpt_HardResetHandler(ioc, CAN_SLEEP) < 0) |
1ba9ab2e | 1630 | printk(MYIOC_s_WARN_FMT "TaskMgmt HardReset " |
29dd3609 | 1631 | "FAILED!!\n", ioc->name); |
1ba9ab2e | 1632 | return 0; |
1da177e4 LT |
1633 | } |
1634 | ||
98cbe371 | 1635 | /* DOORBELL ACTIVE check is not required if |
1636 | * MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q is supported. | |
1637 | */ | |
1638 | ||
1639 | if (!((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) | |
1640 | && (ioc->facts.MsgVersion >= MPI_VERSION_01_05)) && | |
1641 | (ioc_raw_state & MPI_DOORBELL_ACTIVE)) { | |
cd2c6191 | 1642 | printk(MYIOC_s_WARN_FMT |
1ba9ab2e | 1643 | "TaskMgmt type=%x: ioc_state: " |
cd2c6191 EM |
1644 | "DOORBELL_ACTIVE (0x%x)!\n", |
1645 | ioc->name, type, ioc_raw_state); | |
1646 | return FAILED; | |
1da177e4 LT |
1647 | } |
1648 | ||
1ba9ab2e KD |
1649 | mutex_lock(&ioc->taskmgmt_cmds.mutex); |
1650 | if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) { | |
1651 | mf = NULL; | |
1652 | retval = FAILED; | |
1653 | goto out; | |
1654 | } | |
1da177e4 LT |
1655 | |
1656 | /* Return Fail to calling function if no message frames available. | |
1657 | */ | |
e80b002b | 1658 | if ((mf = mpt_get_msg_frame(ioc->TaskCtx, ioc)) == NULL) { |
1ba9ab2e KD |
1659 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
1660 | "TaskMgmt no msg frames!!\n", ioc->name)); | |
1661 | retval = FAILED; | |
1662 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
1663 | goto out; | |
1da177e4 | 1664 | } |
1ba9ab2e | 1665 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n", |
e80b002b | 1666 | ioc->name, mf)); |
1da177e4 LT |
1667 | |
1668 | /* Format the Request | |
1669 | */ | |
1670 | pScsiTm = (SCSITaskMgmt_t *) mf; | |
793955f5 | 1671 | pScsiTm->TargetID = id; |
1da177e4 LT |
1672 | pScsiTm->Bus = channel; |
1673 | pScsiTm->ChainOffset = 0; | |
1674 | pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT; | |
1675 | ||
1676 | pScsiTm->Reserved = 0; | |
1677 | pScsiTm->TaskType = type; | |
1678 | pScsiTm->Reserved1 = 0; | |
1679 | pScsiTm->MsgFlags = (type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) | |
1680 | ? MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION : 0; | |
1681 | ||
793955f5 | 1682 | int_to_scsilun(lun, (struct scsi_lun *)pScsiTm->LUN); |
1da177e4 LT |
1683 | |
1684 | for (ii=0; ii < 7; ii++) | |
1685 | pScsiTm->Reserved2[ii] = 0; | |
1686 | ||
1687 | pScsiTm->TaskMsgContext = ctx2abort; | |
1688 | ||
1ba9ab2e KD |
1689 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt: ctx2abort (0x%08x) " |
1690 | "task_type = 0x%02X, timeout = %ld\n", ioc->name, ctx2abort, | |
1691 | type, timeout)); | |
1da177e4 | 1692 | |
6757d6b4 | 1693 | DBG_DUMP_TM_REQUEST_FRAME(ioc, (u32 *)pScsiTm); |
1da177e4 | 1694 | |
1ba9ab2e KD |
1695 | INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status) |
1696 | time_count = jiffies; | |
e80b002b EM |
1697 | if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) && |
1698 | (ioc->facts.MsgVersion >= MPI_VERSION_01_05)) | |
1699 | mpt_put_msg_frame_hi_pri(ioc->TaskCtx, ioc, mf); | |
7a195f46 | 1700 | else { |
e80b002b | 1701 | retval = mpt_send_handshake_request(ioc->TaskCtx, ioc, |
7a195f46 PS |
1702 | sizeof(SCSITaskMgmt_t), (u32*)pScsiTm, CAN_SLEEP); |
1703 | if (retval) { | |
1ba9ab2e KD |
1704 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
1705 | "TaskMgmt handshake FAILED!(mf=%p, rc=%d) \n", | |
1706 | ioc->name, mf, retval)); | |
1707 | mpt_free_msg_frame(ioc, mf); | |
1708 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
1709 | goto out; | |
7a195f46 | 1710 | } |
1da177e4 LT |
1711 | } |
1712 | ||
1ba9ab2e KD |
1713 | timeleft = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done, |
1714 | timeout*HZ); | |
1715 | if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { | |
1716 | retval = FAILED; | |
1717 | dtmprintk(ioc, printk(MYIOC_s_ERR_FMT | |
1718 | "TaskMgmt TIMED OUT!(mf=%p)\n", ioc->name, mf)); | |
1719 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
1720 | if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) | |
1721 | goto out; | |
1722 | issue_hard_reset = 1; | |
1723 | goto out; | |
1da177e4 LT |
1724 | } |
1725 | ||
1ba9ab2e KD |
1726 | retval = mptscsih_taskmgmt_reply(ioc, type, |
1727 | (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply); | |
cd2c6191 | 1728 | |
1ba9ab2e KD |
1729 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1730 | "TaskMgmt completed (%d seconds)\n", | |
1731 | ioc->name, jiffies_to_msecs(jiffies - time_count)/1000)); | |
cd2c6191 | 1732 | |
1ba9ab2e | 1733 | out: |
cd2c6191 | 1734 | |
1ba9ab2e KD |
1735 | CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status) |
1736 | if (issue_hard_reset) { | |
97009a29 KT |
1737 | printk(MYIOC_s_WARN_FMT |
1738 | "Issuing Reset from %s!! doorbell=0x%08x\n", | |
1739 | ioc->name, __func__, mpt_GetIocState(ioc, 0)); | |
98cbe371 | 1740 | retval = (ioc->bus_type == SAS) ? |
1741 | mpt_HardResetHandler(ioc, CAN_SLEEP) : | |
1742 | mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); | |
1ba9ab2e KD |
1743 | mpt_free_msg_frame(ioc, mf); |
1744 | } | |
1745 | ||
1746 | retval = (retval == 0) ? 0 : FAILED; | |
1747 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); | |
1748 | return retval; | |
1da177e4 | 1749 | } |
1ba9ab2e | 1750 | EXPORT_SYMBOL(mptscsih_IssueTaskMgmt); |
1da177e4 | 1751 | |
d66c7a0f CH |
1752 | static int |
1753 | mptscsih_get_tm_timeout(MPT_ADAPTER *ioc) | |
1754 | { | |
1755 | switch (ioc->bus_type) { | |
1756 | case FC: | |
1757 | return 40; | |
1758 | case SAS: | |
69b2e9b4 | 1759 | return 30; |
d66c7a0f CH |
1760 | case SPI: |
1761 | default: | |
22ab019b | 1762 | return 10; |
d66c7a0f CH |
1763 | } |
1764 | } | |
1765 | ||
1da177e4 LT |
1766 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
1767 | /** | |
1768 | * mptscsih_abort - Abort linux scsi_cmnd routine, new_eh variant | |
1769 | * @SCpnt: Pointer to scsi_cmnd structure, IO to be aborted | |
1770 | * | |
1771 | * (linux scsi_host_template.eh_abort_handler routine) | |
1772 | * | |
1773 | * Returns SUCCESS or FAILED. | |
cd2c6191 | 1774 | **/ |
0d0c7974 | 1775 | int |
1da177e4 LT |
1776 | mptscsih_abort(struct scsi_cmnd * SCpnt) |
1777 | { | |
1778 | MPT_SCSI_HOST *hd; | |
1da177e4 LT |
1779 | MPT_FRAME_HDR *mf; |
1780 | u32 ctx2abort; | |
1781 | int scpnt_idx; | |
466544d8 | 1782 | int retval; |
958d4a32 | 1783 | VirtDevice *vdevice; |
958d4a32 | 1784 | MPT_ADAPTER *ioc; |
1da177e4 LT |
1785 | |
1786 | /* If we can't locate our host adapter structure, return FAILED status. | |
1787 | */ | |
e7eae9f6 | 1788 | if ((hd = shost_priv(SCpnt->device->host)) == NULL) { |
1da177e4 LT |
1789 | SCpnt->result = DID_RESET << 16; |
1790 | SCpnt->scsi_done(SCpnt); | |
29dd3609 EM |
1791 | printk(KERN_ERR MYNAM ": task abort: " |
1792 | "can't locate host! (sc=%p)\n", SCpnt); | |
1da177e4 LT |
1793 | return FAILED; |
1794 | } | |
1795 | ||
958d4a32 EM |
1796 | ioc = hd->ioc; |
1797 | printk(MYIOC_s_INFO_FMT "attempting task abort! (sc=%p)\n", | |
1798 | ioc->name, SCpnt); | |
1799 | scsi_print_command(SCpnt); | |
1800 | ||
1801 | vdevice = SCpnt->device->hostdata; | |
1802 | if (!vdevice || !vdevice->vtarget) { | |
29dd3609 EM |
1803 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1804 | "task abort: device has been deleted (sc=%p)\n", | |
1805 | ioc->name, SCpnt)); | |
958d4a32 EM |
1806 | SCpnt->result = DID_NO_CONNECT << 16; |
1807 | SCpnt->scsi_done(SCpnt); | |
69b2e9b4 | 1808 | retval = SUCCESS; |
958d4a32 EM |
1809 | goto out; |
1810 | } | |
1811 | ||
cc78d30a EM |
1812 | /* Task aborts are not supported for hidden raid components. |
1813 | */ | |
1814 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
29dd3609 EM |
1815 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1816 | "task abort: hidden raid component (sc=%p)\n", | |
1817 | ioc->name, SCpnt)); | |
cc78d30a EM |
1818 | SCpnt->result = DID_RESET << 16; |
1819 | retval = FAILED; | |
1820 | goto out; | |
1821 | } | |
1822 | ||
69b2e9b4 KD |
1823 | /* Task aborts are not supported for volumes. |
1824 | */ | |
1825 | if (vdevice->vtarget->raidVolume) { | |
1826 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
1827 | "task abort: raid volume (sc=%p)\n", | |
1828 | ioc->name, SCpnt)); | |
1829 | SCpnt->result = DID_RESET << 16; | |
1830 | retval = FAILED; | |
1831 | goto out; | |
1832 | } | |
1833 | ||
1da177e4 LT |
1834 | /* Find this command |
1835 | */ | |
e8206381 | 1836 | if ((scpnt_idx = SCPNT_TO_LOOKUP_IDX(ioc, SCpnt)) < 0) { |
466544d8 | 1837 | /* Cmd not found in ScsiLookup. |
1da177e4 LT |
1838 | * Do OS callback. |
1839 | */ | |
1840 | SCpnt->result = DID_RESET << 16; | |
29dd3609 | 1841 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "task abort: " |
958d4a32 EM |
1842 | "Command not in the active list! (sc=%p)\n", ioc->name, |
1843 | SCpnt)); | |
9858ae38 | 1844 | retval = SUCCESS; |
958d4a32 | 1845 | goto out; |
1da177e4 LT |
1846 | } |
1847 | ||
2f187862 KD |
1848 | if (ioc->timeouts < -1) |
1849 | ioc->timeouts++; | |
65207fed | 1850 | |
2f4c782c KD |
1851 | if (mpt_fwfault_debug) |
1852 | mpt_halt_firmware(ioc); | |
1853 | ||
1da177e4 LT |
1854 | /* Most important! Set TaskMsgContext to SCpnt's MsgContext! |
1855 | * (the IO to be ABORT'd) | |
1856 | * | |
1857 | * NOTE: Since we do not byteswap MsgContext, we do not | |
1858 | * swap it here either. It is an opaque cookie to | |
1859 | * the controller, so it does not matter. -DaveM | |
1860 | */ | |
e80b002b | 1861 | mf = MPT_INDEX_2_MFPTR(ioc, scpnt_idx); |
1da177e4 | 1862 | ctx2abort = mf->u.frame.hwhdr.msgctxu.MsgContext; |
1ba9ab2e KD |
1863 | retval = mptscsih_IssueTaskMgmt(hd, |
1864 | MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, | |
1865 | vdevice->vtarget->channel, | |
1866 | vdevice->vtarget->id, vdevice->lun, | |
1867 | ctx2abort, mptscsih_get_tm_timeout(ioc)); | |
1da177e4 | 1868 | |
aeaeb5ce | 1869 | if (SCPNT_TO_LOOKUP_IDX(ioc, SCpnt) == scpnt_idx) { |
2f187862 KD |
1870 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1871 | "task abort: command still in active list! (sc=%p)\n", | |
1872 | ioc->name, SCpnt)); | |
3dc0b03f | 1873 | retval = FAILED; |
2f187862 KD |
1874 | } else { |
1875 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
1876 | "task abort: command cleared from active list! (sc=%p)\n", | |
1877 | ioc->name, SCpnt)); | |
1878 | retval = SUCCESS; | |
1879 | } | |
3dc0b03f | 1880 | |
958d4a32 | 1881 | out: |
aeaeb5ce | 1882 | printk(MYIOC_s_INFO_FMT "task abort: %s (rv=%04x) (sc=%p)\n", |
bcfe42e9 | 1883 | ioc->name, ((retval == SUCCESS) ? "SUCCESS" : "FAILED"), retval, |
aeaeb5ce | 1884 | SCpnt); |
1da177e4 | 1885 | |
2f187862 | 1886 | return retval; |
1da177e4 LT |
1887 | } |
1888 | ||
1889 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1890 | /** | |
1891 | * mptscsih_dev_reset - Perform a SCSI TARGET_RESET! new_eh variant | |
1892 | * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to | |
1893 | * | |
1894 | * (linux scsi_host_template.eh_dev_reset_handler routine) | |
1895 | * | |
1896 | * Returns SUCCESS or FAILED. | |
cd2c6191 | 1897 | **/ |
0d0c7974 | 1898 | int |
1da177e4 LT |
1899 | mptscsih_dev_reset(struct scsi_cmnd * SCpnt) |
1900 | { | |
1901 | MPT_SCSI_HOST *hd; | |
466544d8 | 1902 | int retval; |
958d4a32 EM |
1903 | VirtDevice *vdevice; |
1904 | MPT_ADAPTER *ioc; | |
1da177e4 LT |
1905 | |
1906 | /* If we can't locate our host adapter structure, return FAILED status. | |
1907 | */ | |
e7eae9f6 | 1908 | if ((hd = shost_priv(SCpnt->device->host)) == NULL){ |
29dd3609 EM |
1909 | printk(KERN_ERR MYNAM ": target reset: " |
1910 | "Can't locate host! (sc=%p)\n", SCpnt); | |
1da177e4 LT |
1911 | return FAILED; |
1912 | } | |
1913 | ||
958d4a32 EM |
1914 | ioc = hd->ioc; |
1915 | printk(MYIOC_s_INFO_FMT "attempting target reset! (sc=%p)\n", | |
1916 | ioc->name, SCpnt); | |
466544d8 | 1917 | scsi_print_command(SCpnt); |
1da177e4 | 1918 | |
958d4a32 EM |
1919 | vdevice = SCpnt->device->hostdata; |
1920 | if (!vdevice || !vdevice->vtarget) { | |
bcfe42e9 | 1921 | retval = 0; |
958d4a32 EM |
1922 | goto out; |
1923 | } | |
1924 | ||
cc78d30a EM |
1925 | /* Target reset to hidden raid component is not supported |
1926 | */ | |
1927 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
1928 | retval = FAILED; | |
1929 | goto out; | |
1930 | } | |
1931 | ||
1ba9ab2e KD |
1932 | retval = mptscsih_IssueTaskMgmt(hd, |
1933 | MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, | |
1934 | vdevice->vtarget->channel, | |
1935 | vdevice->vtarget->id, 0, 0, | |
1936 | mptscsih_get_tm_timeout(ioc)); | |
466544d8 | 1937 | |
958d4a32 EM |
1938 | out: |
1939 | printk (MYIOC_s_INFO_FMT "target reset: %s (sc=%p)\n", | |
1940 | ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); | |
466544d8 MED |
1941 | |
1942 | if (retval == 0) | |
1943 | return SUCCESS; | |
cd2c6191 EM |
1944 | else |
1945 | return FAILED; | |
1da177e4 LT |
1946 | } |
1947 | ||
cd2c6191 | 1948 | |
1da177e4 LT |
1949 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
1950 | /** | |
1951 | * mptscsih_bus_reset - Perform a SCSI BUS_RESET! new_eh variant | |
1952 | * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to | |
1953 | * | |
1954 | * (linux scsi_host_template.eh_bus_reset_handler routine) | |
1955 | * | |
1956 | * Returns SUCCESS or FAILED. | |
cd2c6191 | 1957 | **/ |
0d0c7974 | 1958 | int |
1da177e4 LT |
1959 | mptscsih_bus_reset(struct scsi_cmnd * SCpnt) |
1960 | { | |
1961 | MPT_SCSI_HOST *hd; | |
466544d8 | 1962 | int retval; |
a69de507 | 1963 | VirtDevice *vdevice; |
958d4a32 | 1964 | MPT_ADAPTER *ioc; |
1da177e4 LT |
1965 | |
1966 | /* If we can't locate our host adapter structure, return FAILED status. | |
1967 | */ | |
e7eae9f6 | 1968 | if ((hd = shost_priv(SCpnt->device->host)) == NULL){ |
29dd3609 EM |
1969 | printk(KERN_ERR MYNAM ": bus reset: " |
1970 | "Can't locate host! (sc=%p)\n", SCpnt); | |
1da177e4 LT |
1971 | return FAILED; |
1972 | } | |
1973 | ||
958d4a32 EM |
1974 | ioc = hd->ioc; |
1975 | printk(MYIOC_s_INFO_FMT "attempting bus reset! (sc=%p)\n", | |
1976 | ioc->name, SCpnt); | |
466544d8 | 1977 | scsi_print_command(SCpnt); |
1da177e4 | 1978 | |
2f187862 KD |
1979 | if (ioc->timeouts < -1) |
1980 | ioc->timeouts++; | |
1da177e4 | 1981 | |
a69de507 | 1982 | vdevice = SCpnt->device->hostdata; |
2f187862 KD |
1983 | if (!vdevice || !vdevice->vtarget) |
1984 | return SUCCESS; | |
1ba9ab2e KD |
1985 | retval = mptscsih_IssueTaskMgmt(hd, |
1986 | MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, | |
1987 | vdevice->vtarget->channel, 0, 0, 0, | |
1988 | mptscsih_get_tm_timeout(ioc)); | |
1da177e4 | 1989 | |
958d4a32 EM |
1990 | printk(MYIOC_s_INFO_FMT "bus reset: %s (sc=%p)\n", |
1991 | ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); | |
466544d8 MED |
1992 | |
1993 | if (retval == 0) | |
1994 | return SUCCESS; | |
cd2c6191 EM |
1995 | else |
1996 | return FAILED; | |
1da177e4 LT |
1997 | } |
1998 | ||
1999 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2000 | /** | |
d9489fb6 | 2001 | * mptscsih_host_reset - Perform a SCSI host adapter RESET (new_eh variant) |
1da177e4 LT |
2002 | * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to |
2003 | * | |
2004 | * (linux scsi_host_template.eh_host_reset_handler routine) | |
2005 | * | |
2006 | * Returns SUCCESS or FAILED. | |
2007 | */ | |
0d0c7974 | 2008 | int |
1da177e4 LT |
2009 | mptscsih_host_reset(struct scsi_cmnd *SCpnt) |
2010 | { | |
2011 | MPT_SCSI_HOST * hd; | |
2f187862 | 2012 | int status = SUCCESS; |
958d4a32 | 2013 | MPT_ADAPTER *ioc; |
2f187862 | 2014 | int retval; |
1da177e4 LT |
2015 | |
2016 | /* If we can't locate the host to reset, then we failed. */ | |
e7eae9f6 | 2017 | if ((hd = shost_priv(SCpnt->device->host)) == NULL){ |
29dd3609 EM |
2018 | printk(KERN_ERR MYNAM ": host reset: " |
2019 | "Can't locate host! (sc=%p)\n", SCpnt); | |
1da177e4 LT |
2020 | return FAILED; |
2021 | } | |
2022 | ||
a6da74cb JB |
2023 | /* make sure we have no outstanding commands at this stage */ |
2024 | mptscsih_flush_running_cmds(hd); | |
2025 | ||
958d4a32 EM |
2026 | ioc = hd->ioc; |
2027 | printk(MYIOC_s_INFO_FMT "attempting host reset! (sc=%p)\n", | |
2028 | ioc->name, SCpnt); | |
1da177e4 LT |
2029 | |
2030 | /* If our attempts to reset the host failed, then return a failed | |
2031 | * status. The host will be taken off line by the SCSI mid-layer. | |
2032 | */ | |
d0f698c4 | 2033 | retval = mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); |
2f187862 KD |
2034 | if (retval < 0) |
2035 | status = FAILED; | |
2036 | else | |
2037 | status = SUCCESS; | |
1da177e4 | 2038 | |
958d4a32 EM |
2039 | printk(MYIOC_s_INFO_FMT "host reset: %s (sc=%p)\n", |
2040 | ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); | |
1da177e4 | 2041 | |
2f187862 | 2042 | return status; |
1da177e4 LT |
2043 | } |
2044 | ||
1da177e4 | 2045 | static int |
1ba9ab2e KD |
2046 | mptscsih_taskmgmt_reply(MPT_ADAPTER *ioc, u8 type, |
2047 | SCSITaskMgmtReply_t *pScsiTmReply) | |
1da177e4 | 2048 | { |
1ba9ab2e KD |
2049 | u16 iocstatus; |
2050 | u32 termination_count; | |
2051 | int retval; | |
1da177e4 | 2052 | |
1ba9ab2e KD |
2053 | if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) { |
2054 | retval = FAILED; | |
2055 | goto out; | |
2056 | } | |
1da177e4 | 2057 | |
1ba9ab2e | 2058 | DBG_DUMP_TM_REPLY_FRAME(ioc, (u32 *)pScsiTmReply); |
1da177e4 | 2059 | |
1ba9ab2e KD |
2060 | iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK; |
2061 | termination_count = le32_to_cpu(pScsiTmReply->TerminationCount); | |
1da177e4 | 2062 | |
1ba9ab2e KD |
2063 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
2064 | "TaskMgmt fw_channel = %d, fw_id = %d, task_type = 0x%02X,\n" | |
2065 | "\tiocstatus = 0x%04X, loginfo = 0x%08X, response_code = 0x%02X,\n" | |
2066 | "\tterm_cmnds = %d\n", ioc->name, pScsiTmReply->Bus, | |
2067 | pScsiTmReply->TargetID, type, le16_to_cpu(pScsiTmReply->IOCStatus), | |
2068 | le32_to_cpu(pScsiTmReply->IOCLogInfo), pScsiTmReply->ResponseCode, | |
2069 | termination_count)); | |
2070 | ||
2071 | if (ioc->facts.MsgVersion >= MPI_VERSION_01_05 && | |
2072 | pScsiTmReply->ResponseCode) | |
2073 | mptscsih_taskmgmt_response_code(ioc, | |
2074 | pScsiTmReply->ResponseCode); | |
1da177e4 | 2075 | |
1ba9ab2e KD |
2076 | if (iocstatus == MPI_IOCSTATUS_SUCCESS) { |
2077 | retval = 0; | |
2078 | goto out; | |
2079 | } | |
2080 | ||
2081 | retval = FAILED; | |
2082 | if (type == MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK) { | |
2083 | if (termination_count == 1) | |
2084 | retval = 0; | |
2085 | goto out; | |
2086 | } | |
2087 | ||
2088 | if (iocstatus == MPI_IOCSTATUS_SCSI_TASK_TERMINATED || | |
2089 | iocstatus == MPI_IOCSTATUS_SCSI_IOC_TERMINATED) | |
2090 | retval = 0; | |
2091 | ||
2092 | out: | |
2093 | return retval; | |
1da177e4 LT |
2094 | } |
2095 | ||
9f63bb73 | 2096 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
e7deff33 | 2097 | void |
9f63bb73 ME |
2098 | mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code) |
2099 | { | |
2100 | char *desc; | |
2101 | ||
2102 | switch (response_code) { | |
2103 | case MPI_SCSITASKMGMT_RSP_TM_COMPLETE: | |
2104 | desc = "The task completed."; | |
2105 | break; | |
2106 | case MPI_SCSITASKMGMT_RSP_INVALID_FRAME: | |
2107 | desc = "The IOC received an invalid frame status."; | |
2108 | break; | |
2109 | case MPI_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED: | |
2110 | desc = "The task type is not supported."; | |
2111 | break; | |
2112 | case MPI_SCSITASKMGMT_RSP_TM_FAILED: | |
2113 | desc = "The requested task failed."; | |
2114 | break; | |
2115 | case MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED: | |
2116 | desc = "The task completed successfully."; | |
2117 | break; | |
2118 | case MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN: | |
2119 | desc = "The LUN request is invalid."; | |
2120 | break; | |
2121 | case MPI_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC: | |
2122 | desc = "The task is in the IOC queue and has not been sent to target."; | |
2123 | break; | |
2124 | default: | |
2125 | desc = "unknown"; | |
2126 | break; | |
2127 | } | |
2128 | printk(MYIOC_s_INFO_FMT "Response Code(0x%08x): F/W: %s\n", | |
2129 | ioc->name, response_code, desc); | |
2130 | } | |
e7deff33 | 2131 | EXPORT_SYMBOL(mptscsih_taskmgmt_response_code); |
9f63bb73 | 2132 | |
1da177e4 LT |
2133 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
2134 | /** | |
2135 | * mptscsih_taskmgmt_complete - Registered with Fusion MPT base driver | |
2136 | * @ioc: Pointer to MPT_ADAPTER structure | |
2137 | * @mf: Pointer to SCSI task mgmt request frame | |
2138 | * @mr: Pointer to SCSI task mgmt reply frame | |
2139 | * | |
2140 | * This routine is called from mptbase.c::mpt_interrupt() at the completion | |
2141 | * of any SCSI task management request. | |
2142 | * This routine is registered with the MPT (base) driver at driver | |
2143 | * load/init time via the mpt_register() API call. | |
2144 | * | |
2145 | * Returns 1 indicating alloc'd request frame ptr should be freed. | |
cd2c6191 | 2146 | **/ |
0d0c7974 | 2147 | int |
1ba9ab2e KD |
2148 | mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, |
2149 | MPT_FRAME_HDR *mr) | |
1da177e4 | 2150 | { |
1ba9ab2e KD |
2151 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
2152 | "TaskMgmt completed (mf=%p, mr=%p)\n", ioc->name, mf, mr)); | |
cd2c6191 | 2153 | |
1ba9ab2e | 2154 | ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD; |
6757d6b4 | 2155 | |
1ba9ab2e | 2156 | if (!mr) |
cd2c6191 | 2157 | goto out; |
1da177e4 | 2158 | |
1ba9ab2e KD |
2159 | ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_RF_VALID; |
2160 | memcpy(ioc->taskmgmt_cmds.reply, mr, | |
2161 | min(MPT_DEFAULT_FRAME_SIZE, 4 * mr->u.reply.MsgLength)); | |
cd2c6191 | 2162 | out: |
1ba9ab2e KD |
2163 | if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_PENDING) { |
2164 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
2165 | ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING; | |
2166 | complete(&ioc->taskmgmt_cmds.done); | |
b68bf096 KD |
2167 | if (ioc->bus_type == SAS) |
2168 | ioc->schedule_target_reset(ioc); | |
1ba9ab2e KD |
2169 | return 1; |
2170 | } | |
2171 | return 0; | |
1da177e4 LT |
2172 | } |
2173 | ||
2174 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2175 | /* | |
2176 | * This is anyones guess quite frankly. | |
2177 | */ | |
0d0c7974 | 2178 | int |
1da177e4 LT |
2179 | mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev, |
2180 | sector_t capacity, int geom[]) | |
2181 | { | |
2182 | int heads; | |
2183 | int sectors; | |
2184 | sector_t cylinders; | |
2185 | ulong dummy; | |
2186 | ||
2187 | heads = 64; | |
2188 | sectors = 32; | |
2189 | ||
2190 | dummy = heads * sectors; | |
2191 | cylinders = capacity; | |
2192 | sector_div(cylinders,dummy); | |
2193 | ||
2194 | /* | |
2195 | * Handle extended translation size for logical drives | |
2196 | * > 1Gb | |
2197 | */ | |
2198 | if ((ulong)capacity >= 0x200000) { | |
2199 | heads = 255; | |
2200 | sectors = 63; | |
2201 | dummy = heads * sectors; | |
2202 | cylinders = capacity; | |
2203 | sector_div(cylinders,dummy); | |
2204 | } | |
2205 | ||
2206 | /* return result */ | |
2207 | geom[0] = heads; | |
2208 | geom[1] = sectors; | |
2209 | geom[2] = cylinders; | |
2210 | ||
1da177e4 LT |
2211 | return 0; |
2212 | } | |
2213 | ||
f44e5461 ME |
2214 | /* Search IOC page 3 to determine if this is hidden physical disk |
2215 | * | |
2216 | */ | |
2217 | int | |
793955f5 | 2218 | mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id) |
f44e5461 | 2219 | { |
b506ade9 | 2220 | struct inactive_raid_component_info *component_info; |
a7938b0b KD |
2221 | int i, j; |
2222 | RaidPhysDiskPage1_t *phys_disk; | |
793955f5 | 2223 | int rc = 0; |
a7938b0b | 2224 | int num_paths; |
f44e5461 | 2225 | |
793955f5 EM |
2226 | if (!ioc->raid_data.pIocPg3) |
2227 | goto out; | |
f44e5461 | 2228 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { |
793955f5 EM |
2229 | if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) && |
2230 | (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) { | |
2231 | rc = 1; | |
2232 | goto out; | |
2233 | } | |
c92f222e JB |
2234 | } |
2235 | ||
a7938b0b KD |
2236 | if (ioc->bus_type != SAS) |
2237 | goto out; | |
2238 | ||
2239 | /* | |
2240 | * Check if dual path | |
2241 | */ | |
2242 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { | |
2243 | num_paths = mpt_raid_phys_disk_get_num_paths(ioc, | |
2244 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum); | |
2245 | if (num_paths < 2) | |
2246 | continue; | |
2247 | phys_disk = kzalloc(offsetof(RaidPhysDiskPage1_t, Path) + | |
2248 | (num_paths * sizeof(RAID_PHYS_DISK1_PATH)), GFP_KERNEL); | |
2249 | if (!phys_disk) | |
2250 | continue; | |
2251 | if ((mpt_raid_phys_disk_pg1(ioc, | |
2252 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum, | |
2253 | phys_disk))) { | |
2254 | kfree(phys_disk); | |
2255 | continue; | |
2256 | } | |
2257 | for (j = 0; j < num_paths; j++) { | |
2258 | if ((phys_disk->Path[j].Flags & | |
2259 | MPI_RAID_PHYSDISK1_FLAG_INVALID)) | |
2260 | continue; | |
2261 | if ((phys_disk->Path[j].Flags & | |
2262 | MPI_RAID_PHYSDISK1_FLAG_BROKEN)) | |
2263 | continue; | |
2264 | if ((id == phys_disk->Path[j].PhysDiskID) && | |
2265 | (channel == phys_disk->Path[j].PhysDiskBus)) { | |
2266 | rc = 1; | |
2267 | kfree(phys_disk); | |
2268 | goto out; | |
2269 | } | |
2270 | } | |
2271 | kfree(phys_disk); | |
2272 | } | |
2273 | ||
2274 | ||
b506ade9 EM |
2275 | /* |
2276 | * Check inactive list for matching phys disks | |
2277 | */ | |
2278 | if (list_empty(&ioc->raid_data.inactive_list)) | |
2279 | goto out; | |
2280 | ||
ed5f606f | 2281 | mutex_lock(&ioc->raid_data.inactive_list_mutex); |
b506ade9 EM |
2282 | list_for_each_entry(component_info, &ioc->raid_data.inactive_list, |
2283 | list) { | |
2284 | if ((component_info->d.PhysDiskID == id) && | |
2285 | (component_info->d.PhysDiskBus == channel)) | |
2286 | rc = 1; | |
2287 | } | |
ed5f606f | 2288 | mutex_unlock(&ioc->raid_data.inactive_list_mutex); |
b506ade9 | 2289 | |
793955f5 EM |
2290 | out: |
2291 | return rc; | |
c7c82987 | 2292 | } |
793955f5 | 2293 | EXPORT_SYMBOL(mptscsih_is_phys_disk); |
c7c82987 | 2294 | |
793955f5 EM |
2295 | u8 |
2296 | mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id) | |
1da177e4 | 2297 | { |
b506ade9 | 2298 | struct inactive_raid_component_info *component_info; |
a7938b0b KD |
2299 | int i, j; |
2300 | RaidPhysDiskPage1_t *phys_disk; | |
793955f5 | 2301 | int rc = -ENXIO; |
a7938b0b | 2302 | int num_paths; |
c92f222e | 2303 | |
793955f5 EM |
2304 | if (!ioc->raid_data.pIocPg3) |
2305 | goto out; | |
2306 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { | |
2307 | if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) && | |
2308 | (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) { | |
2309 | rc = ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum; | |
2310 | goto out; | |
1da177e4 | 2311 | } |
1da177e4 | 2312 | } |
1da177e4 | 2313 | |
a7938b0b KD |
2314 | if (ioc->bus_type != SAS) |
2315 | goto out; | |
2316 | ||
2317 | /* | |
2318 | * Check if dual path | |
2319 | */ | |
2320 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { | |
2321 | num_paths = mpt_raid_phys_disk_get_num_paths(ioc, | |
2322 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum); | |
2323 | if (num_paths < 2) | |
2324 | continue; | |
2325 | phys_disk = kzalloc(offsetof(RaidPhysDiskPage1_t, Path) + | |
2326 | (num_paths * sizeof(RAID_PHYS_DISK1_PATH)), GFP_KERNEL); | |
2327 | if (!phys_disk) | |
2328 | continue; | |
2329 | if ((mpt_raid_phys_disk_pg1(ioc, | |
2330 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum, | |
2331 | phys_disk))) { | |
2332 | kfree(phys_disk); | |
2333 | continue; | |
2334 | } | |
2335 | for (j = 0; j < num_paths; j++) { | |
2336 | if ((phys_disk->Path[j].Flags & | |
2337 | MPI_RAID_PHYSDISK1_FLAG_INVALID)) | |
2338 | continue; | |
2339 | if ((phys_disk->Path[j].Flags & | |
2340 | MPI_RAID_PHYSDISK1_FLAG_BROKEN)) | |
2341 | continue; | |
2342 | if ((id == phys_disk->Path[j].PhysDiskID) && | |
2343 | (channel == phys_disk->Path[j].PhysDiskBus)) { | |
2344 | rc = phys_disk->PhysDiskNum; | |
2345 | kfree(phys_disk); | |
2346 | goto out; | |
2347 | } | |
2348 | } | |
2349 | kfree(phys_disk); | |
2350 | } | |
2351 | ||
b506ade9 EM |
2352 | /* |
2353 | * Check inactive list for matching phys disks | |
2354 | */ | |
2355 | if (list_empty(&ioc->raid_data.inactive_list)) | |
2356 | goto out; | |
2357 | ||
ed5f606f | 2358 | mutex_lock(&ioc->raid_data.inactive_list_mutex); |
b506ade9 EM |
2359 | list_for_each_entry(component_info, &ioc->raid_data.inactive_list, |
2360 | list) { | |
2361 | if ((component_info->d.PhysDiskID == id) && | |
2362 | (component_info->d.PhysDiskBus == channel)) | |
2363 | rc = component_info->d.PhysDiskNum; | |
2364 | } | |
ed5f606f | 2365 | mutex_unlock(&ioc->raid_data.inactive_list_mutex); |
b506ade9 | 2366 | |
793955f5 EM |
2367 | out: |
2368 | return rc; | |
c7c82987 | 2369 | } |
793955f5 | 2370 | EXPORT_SYMBOL(mptscsih_raid_id_to_num); |
1da177e4 | 2371 | |
c7c82987 MED |
2372 | /* |
2373 | * OS entry point to allow for host driver to free allocated memory | |
2374 | * Called if no device present or device being unloaded | |
2375 | */ | |
2376 | void | |
2377 | mptscsih_slave_destroy(struct scsi_device *sdev) | |
2378 | { | |
2379 | struct Scsi_Host *host = sdev->host; | |
e7eae9f6 | 2380 | MPT_SCSI_HOST *hd = shost_priv(host); |
c7c82987 MED |
2381 | VirtTarget *vtarget; |
2382 | VirtDevice *vdevice; | |
2383 | struct scsi_target *starget; | |
2384 | ||
2385 | starget = scsi_target(sdev); | |
2386 | vtarget = starget->hostdata; | |
2387 | vdevice = sdev->hostdata; | |
08f5c5c2 KD |
2388 | if (!vdevice) |
2389 | return; | |
c7c82987 MED |
2390 | |
2391 | mptscsih_search_running_cmds(hd, vdevice); | |
c7c82987 | 2392 | vtarget->num_luns--; |
c7c82987 MED |
2393 | mptscsih_synchronize_cache(hd, vdevice); |
2394 | kfree(vdevice); | |
2395 | sdev->hostdata = NULL; | |
1da177e4 LT |
2396 | } |
2397 | ||
6e3815ba MED |
2398 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
2399 | /* | |
2400 | * mptscsih_change_queue_depth - This function will set a devices queue depth | |
2401 | * @sdev: per scsi_device pointer | |
2402 | * @qdepth: requested queue depth | |
e881a172 | 2403 | * @reason: calling context |
6e3815ba MED |
2404 | * |
2405 | * Adding support for new 'change_queue_depth' api. | |
2406 | */ | |
2407 | int | |
e881a172 | 2408 | mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) |
1da177e4 | 2409 | { |
e7eae9f6 | 2410 | MPT_SCSI_HOST *hd = shost_priv(sdev->host); |
c7c82987 MED |
2411 | VirtTarget *vtarget; |
2412 | struct scsi_target *starget; | |
2413 | int max_depth; | |
2414 | int tagged; | |
e80b002b | 2415 | MPT_ADAPTER *ioc = hd->ioc; |
1da177e4 | 2416 | |
c7c82987 MED |
2417 | starget = scsi_target(sdev); |
2418 | vtarget = starget->hostdata; | |
6e3815ba | 2419 | |
e881a172 MC |
2420 | if (reason != SCSI_QDEPTH_DEFAULT) |
2421 | return -EOPNOTSUPP; | |
2422 | ||
e80b002b | 2423 | if (ioc->bus_type == SPI) { |
c92f222e | 2424 | if (!(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)) |
1da177e4 | 2425 | max_depth = 1; |
c92f222e JB |
2426 | else if (sdev->type == TYPE_DISK && |
2427 | vtarget->minSyncFactor <= MPT_ULTRA160) | |
2428 | max_depth = MPT_SCSI_CMD_PER_DEV_HIGH; | |
2429 | else | |
2430 | max_depth = MPT_SCSI_CMD_PER_DEV_LOW; | |
1da177e4 | 2431 | } else |
79a3ec1a KD |
2432 | max_depth = ioc->sh->can_queue; |
2433 | ||
2434 | if (!sdev->tagged_supported) | |
2435 | max_depth = 1; | |
1da177e4 LT |
2436 | |
2437 | if (qdepth > max_depth) | |
2438 | qdepth = max_depth; | |
2439 | if (qdepth == 1) | |
2440 | tagged = 0; | |
2441 | else | |
2442 | tagged = MSG_SIMPLE_TAG; | |
2443 | ||
6e3815ba MED |
2444 | scsi_adjust_queue_depth(sdev, tagged, qdepth); |
2445 | return sdev->queue_depth; | |
1da177e4 LT |
2446 | } |
2447 | ||
1da177e4 LT |
2448 | /* |
2449 | * OS entry point to adjust the queue_depths on a per-device basis. | |
2450 | * Called once per device the bus scan. Use it to force the queue_depth | |
2451 | * member to 1 if a device does not support Q tags. | |
2452 | * Return non-zero if fails. | |
2453 | */ | |
0d0c7974 | 2454 | int |
c7c82987 | 2455 | mptscsih_slave_configure(struct scsi_device *sdev) |
1da177e4 | 2456 | { |
c7c82987 MED |
2457 | struct Scsi_Host *sh = sdev->host; |
2458 | VirtTarget *vtarget; | |
2459 | VirtDevice *vdevice; | |
2460 | struct scsi_target *starget; | |
e7eae9f6 | 2461 | MPT_SCSI_HOST *hd = shost_priv(sh); |
e80b002b | 2462 | MPT_ADAPTER *ioc = hd->ioc; |
1da177e4 | 2463 | |
c7c82987 MED |
2464 | starget = scsi_target(sdev); |
2465 | vtarget = starget->hostdata; | |
2466 | vdevice = sdev->hostdata; | |
1da177e4 | 2467 | |
e80b002b | 2468 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
793955f5 | 2469 | "device @ %p, channel=%d, id=%d, lun=%d\n", |
e80b002b EM |
2470 | ioc->name, sdev, sdev->channel, sdev->id, sdev->lun)); |
2471 | if (ioc->bus_type == SPI) | |
2472 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
c7c82987 | 2473 | "sdtr %d wdtr %d ppr %d inq length=%d\n", |
e80b002b | 2474 | ioc->name, sdev->sdtr, sdev->wdtr, |
c7c82987 MED |
2475 | sdev->ppr, sdev->inquiry_len)); |
2476 | ||
793955f5 | 2477 | vdevice->configured_lun = 1; |
1da177e4 | 2478 | |
e80b002b | 2479 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1da177e4 | 2480 | "Queue depth=%d, tflags=%x\n", |
e80b002b | 2481 | ioc->name, sdev->queue_depth, vtarget->tflags)); |
1da177e4 | 2482 | |
e80b002b EM |
2483 | if (ioc->bus_type == SPI) |
2484 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
c7c82987 | 2485 | "negoFlags=%x, maxOffset=%x, SyncFactor=%x\n", |
e80b002b | 2486 | ioc->name, vtarget->negoFlags, vtarget->maxOffset, |
c7c82987 | 2487 | vtarget->minSyncFactor)); |
1da177e4 | 2488 | |
e881a172 MC |
2489 | mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH, |
2490 | SCSI_QDEPTH_DEFAULT); | |
e80b002b | 2491 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1da177e4 | 2492 | "tagged %d, simple %d, ordered %d\n", |
e80b002b | 2493 | ioc->name,sdev->tagged_supported, sdev->simple_tags, |
c7c82987 | 2494 | sdev->ordered_tags)); |
1da177e4 | 2495 | |
2a1b7e57 RK |
2496 | blk_queue_dma_alignment (sdev->request_queue, 512 - 1); |
2497 | ||
1da177e4 LT |
2498 | return 0; |
2499 | } | |
2500 | ||
1da177e4 LT |
2501 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
2502 | /* | |
2503 | * Private routines... | |
2504 | */ | |
2505 | ||
2506 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2507 | /* Utility function to copy sense data from the scsi_cmnd buffer | |
2508 | * to the FC and SCSI target structures. | |
2509 | * | |
2510 | */ | |
2511 | static void | |
0d0c7974 | 2512 | mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply) |
1da177e4 | 2513 | { |
a69de507 | 2514 | VirtDevice *vdevice; |
1da177e4 LT |
2515 | SCSIIORequest_t *pReq; |
2516 | u32 sense_count = le32_to_cpu(pScsiReply->SenseCount); | |
e80b002b | 2517 | MPT_ADAPTER *ioc = hd->ioc; |
1da177e4 LT |
2518 | |
2519 | /* Get target structure | |
2520 | */ | |
2521 | pReq = (SCSIIORequest_t *) mf; | |
a69de507 | 2522 | vdevice = sc->device->hostdata; |
1da177e4 LT |
2523 | |
2524 | if (sense_count) { | |
2525 | u8 *sense_data; | |
2526 | int req_index; | |
2527 | ||
2528 | /* Copy the sense received into the scsi command block. */ | |
2529 | req_index = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); | |
e80b002b | 2530 | sense_data = ((u8 *)ioc->sense_buf_pool + (req_index * MPT_SENSE_BUFFER_ALLOC)); |
1da177e4 LT |
2531 | memcpy(sc->sense_buffer, sense_data, SNS_LEN(sc)); |
2532 | ||
2533 | /* Log SMART data (asc = 0x5D, non-IM case only) if required. | |
2534 | */ | |
e80b002b | 2535 | if ((ioc->events) && (ioc->eventTypes & (1 << MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE))) { |
a69de507 | 2536 | if ((sense_data[12] == 0x5D) && (vdevice->vtarget->raidVolume == 0)) { |
1da177e4 | 2537 | int idx; |
1da177e4 | 2538 | |
5b5ef4f6 | 2539 | idx = ioc->eventContext % MPTCTL_EVENT_LOG_SIZE; |
1da177e4 LT |
2540 | ioc->events[idx].event = MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE; |
2541 | ioc->events[idx].eventContext = ioc->eventContext; | |
2542 | ||
3d9780b9 DJ |
2543 | ioc->events[idx].data[0] = (pReq->LUN[1] << 24) | |
2544 | (MPI_EVENT_SCSI_DEV_STAT_RC_SMART_DATA << 16) | | |
2545 | (sc->device->channel << 8) | sc->device->id; | |
1da177e4 | 2546 | |
3d9780b9 | 2547 | ioc->events[idx].data[1] = (sense_data[13] << 8) | sense_data[12]; |
1da177e4 LT |
2548 | |
2549 | ioc->eventContext++; | |
e80b002b | 2550 | if (ioc->pcidev->vendor == |
786899b0 | 2551 | PCI_VENDOR_ID_IBM) { |
e80b002b | 2552 | mptscsih_issue_sep_command(ioc, |
a69de507 EM |
2553 | vdevice->vtarget, MPI_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT); |
2554 | vdevice->vtarget->tflags |= | |
786899b0 EM |
2555 | MPT_TARGET_FLAGS_LED_ON; |
2556 | } | |
1da177e4 LT |
2557 | } |
2558 | } | |
2559 | } else { | |
e80b002b EM |
2560 | dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Hmmm... SenseData len=0! (?)\n", |
2561 | ioc->name)); | |
1da177e4 LT |
2562 | } |
2563 | } | |
2564 | ||
db7051b2 KD |
2565 | /** |
2566 | * mptscsih_get_scsi_lookup - retrieves scmd entry | |
2567 | * @ioc: Pointer to MPT_ADAPTER structure | |
2568 | * @i: index into the array | |
2569 | * | |
2570 | * Returns the scsi_cmd pointer | |
2571 | */ | |
2572 | struct scsi_cmnd * | |
2573 | mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i) | |
2574 | { | |
2575 | unsigned long flags; | |
2576 | struct scsi_cmnd *scmd; | |
2577 | ||
2578 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
2579 | scmd = ioc->ScsiLookup[i]; | |
2580 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
2581 | ||
2582 | return scmd; | |
2583 | } | |
2584 | EXPORT_SYMBOL(mptscsih_get_scsi_lookup); | |
e8206381 EM |
2585 | |
2586 | /** | |
fc847ab4 | 2587 | * mptscsih_getclear_scsi_lookup - retrieves and clears scmd entry from ScsiLookup[] array list |
2f187862 KD |
2588 | * @ioc: Pointer to MPT_ADAPTER structure |
2589 | * @i: index into the array | |
2590 | * | |
7105a387 | 2591 | * Returns the scsi_cmd pointer |
2f187862 | 2592 | * |
e8206381 EM |
2593 | **/ |
2594 | static struct scsi_cmnd * | |
2595 | mptscsih_getclear_scsi_lookup(MPT_ADAPTER *ioc, int i) | |
2596 | { | |
2597 | unsigned long flags; | |
2598 | struct scsi_cmnd *scmd; | |
2599 | ||
2600 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
2601 | scmd = ioc->ScsiLookup[i]; | |
2602 | ioc->ScsiLookup[i] = NULL; | |
2603 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
2604 | ||
2605 | return scmd; | |
2606 | } | |
2607 | ||
2608 | /** | |
9b8f77a1 | 2609 | * mptscsih_set_scsi_lookup - write a scmd entry into the ScsiLookup[] array list |
e8206381 EM |
2610 | * |
2611 | * @ioc: Pointer to MPT_ADAPTER structure | |
2612 | * @i: index into the array | |
2613 | * @scmd: scsi_cmnd pointer | |
2614 | * | |
2615 | **/ | |
2616 | static void | |
2617 | mptscsih_set_scsi_lookup(MPT_ADAPTER *ioc, int i, struct scsi_cmnd *scmd) | |
2618 | { | |
2619 | unsigned long flags; | |
1da177e4 | 2620 | |
e8206381 EM |
2621 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
2622 | ioc->ScsiLookup[i] = scmd; | |
2623 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
2624 | } | |
2625 | ||
2626 | /** | |
23f9b75e | 2627 | * SCPNT_TO_LOOKUP_IDX - searches for a given scmd in the ScsiLookup[] array list |
e8206381 | 2628 | * @ioc: Pointer to MPT_ADAPTER structure |
23f9b75e RD |
2629 | * @sc: scsi_cmnd pointer |
2630 | */ | |
e8206381 EM |
2631 | static int |
2632 | SCPNT_TO_LOOKUP_IDX(MPT_ADAPTER *ioc, struct scsi_cmnd *sc) | |
2633 | { | |
2634 | unsigned long flags; | |
2635 | int i, index=-1; | |
1da177e4 | 2636 | |
e8206381 EM |
2637 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
2638 | for (i = 0; i < ioc->req_depth; i++) { | |
2639 | if (ioc->ScsiLookup[i] == sc) { | |
2640 | index = i; | |
2641 | goto out; | |
1da177e4 LT |
2642 | } |
2643 | } | |
2644 | ||
e8206381 EM |
2645 | out: |
2646 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
2647 | return index; | |
1da177e4 LT |
2648 | } |
2649 | ||
2650 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
0d0c7974 | 2651 | int |
1da177e4 LT |
2652 | mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) |
2653 | { | |
2654 | MPT_SCSI_HOST *hd; | |
1da177e4 | 2655 | |
e7eae9f6 | 2656 | if (ioc->sh == NULL || shost_priv(ioc->sh) == NULL) |
1da177e4 | 2657 | return 0; |
1da177e4 | 2658 | |
37c60f37 KD |
2659 | hd = shost_priv(ioc->sh); |
2660 | switch (reset_phase) { | |
2661 | case MPT_IOC_SETUP_RESET: | |
2662 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2663 | "%s: MPT_IOC_SETUP_RESET\n", ioc->name, __func__)); | |
37c60f37 KD |
2664 | break; |
2665 | case MPT_IOC_PRE_RESET: | |
2666 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2667 | "%s: MPT_IOC_PRE_RESET\n", ioc->name, __func__)); | |
37c60f37 KD |
2668 | mptscsih_flush_running_cmds(hd); |
2669 | break; | |
2670 | case MPT_IOC_POST_RESET: | |
2671 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2672 | "%s: MPT_IOC_POST_RESET\n", ioc->name, __func__)); | |
2673 | if (ioc->internal_cmds.status & MPT_MGMT_STATUS_PENDING) { | |
2674 | ioc->internal_cmds.status |= | |
2675 | MPT_MGMT_STATUS_DID_IOCRESET; | |
2676 | complete(&ioc->internal_cmds.done); | |
1da177e4 | 2677 | } |
37c60f37 KD |
2678 | break; |
2679 | default: | |
2680 | break; | |
1da177e4 | 2681 | } |
1da177e4 LT |
2682 | return 1; /* currently means nothing really */ |
2683 | } | |
2684 | ||
2685 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
0d0c7974 | 2686 | int |
1da177e4 LT |
2687 | mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) |
2688 | { | |
1da177e4 LT |
2689 | u8 event = le32_to_cpu(pEvReply->Event) & 0xFF; |
2690 | ||
37c60f37 KD |
2691 | devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
2692 | "MPT event (=%02Xh) routed to SCSI host driver!\n", | |
2693 | ioc->name, event)); | |
1da177e4 | 2694 | |
2f187862 KD |
2695 | if ((event == MPI_EVENT_IOC_BUS_RESET || |
2696 | event == MPI_EVENT_EXT_BUS_RESET) && | |
2697 | (ioc->bus_type == SPI) && (ioc->soft_resets < -1)) | |
2698 | ioc->soft_resets++; | |
1da177e4 LT |
2699 | |
2700 | return 1; /* currently means nothing really */ | |
2701 | } | |
2702 | ||
1da177e4 LT |
2703 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
2704 | /* | |
2705 | * Bus Scan and Domain Validation functionality ... | |
2706 | */ | |
2707 | ||
2708 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2709 | /* | |
2710 | * mptscsih_scandv_complete - Scan and DV callback routine registered | |
2711 | * to Fustion MPT (base) driver. | |
2712 | * | |
2713 | * @ioc: Pointer to MPT_ADAPTER structure | |
2714 | * @mf: Pointer to original MPT request frame | |
2715 | * @mr: Pointer to MPT reply frame (NULL if TurboReply) | |
2716 | * | |
2717 | * This routine is called from mpt.c::mpt_interrupt() at the completion | |
2718 | * of any SCSI IO request. | |
2719 | * This routine is registered with the Fusion MPT (base) driver at driver | |
2720 | * load/init time via the mpt_register() API call. | |
2721 | * | |
2722 | * Returns 1 indicating alloc'd request frame ptr should be freed. | |
2723 | * | |
2724 | * Remark: Sets a completion code and (possibly) saves sense data | |
2725 | * in the IOC member localReply structure. | |
2726 | * Used ONLY for DV and other internal commands. | |
2727 | */ | |
0d0c7974 | 2728 | int |
37c60f37 KD |
2729 | mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
2730 | MPT_FRAME_HDR *reply) | |
1da177e4 | 2731 | { |
1da177e4 | 2732 | SCSIIORequest_t *pReq; |
37c60f37 KD |
2733 | SCSIIOReply_t *pReply; |
2734 | u8 cmd; | |
1da177e4 | 2735 | u16 req_idx; |
37c60f37 KD |
2736 | u8 *sense_data; |
2737 | int sz; | |
1da177e4 | 2738 | |
37c60f37 KD |
2739 | ioc->internal_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD; |
2740 | ioc->internal_cmds.completion_code = MPT_SCANDV_GOOD; | |
2741 | if (!reply) | |
2742 | goto out; | |
1da177e4 | 2743 | |
37c60f37 KD |
2744 | pReply = (SCSIIOReply_t *) reply; |
2745 | pReq = (SCSIIORequest_t *) req; | |
2746 | ioc->internal_cmds.completion_code = | |
2747 | mptscsih_get_completion_code(ioc, req, reply); | |
2748 | ioc->internal_cmds.status |= MPT_MGMT_STATUS_RF_VALID; | |
2749 | memcpy(ioc->internal_cmds.reply, reply, | |
2750 | min(MPT_DEFAULT_FRAME_SIZE, 4 * reply->u.reply.MsgLength)); | |
2751 | cmd = reply->u.hdr.Function; | |
2752 | if (((cmd == MPI_FUNCTION_SCSI_IO_REQUEST) || | |
2753 | (cmd == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) && | |
2754 | (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID)) { | |
2755 | req_idx = le16_to_cpu(req->u.frame.hwhdr.msgctxu.fld.req_idx); | |
2756 | sense_data = ((u8 *)ioc->sense_buf_pool + | |
2757 | (req_idx * MPT_SENSE_BUFFER_ALLOC)); | |
2758 | sz = min_t(int, pReq->SenseBufferLength, | |
2759 | MPT_SENSE_BUFFER_ALLOC); | |
2760 | memcpy(ioc->internal_cmds.sense, sense_data, sz); | |
1da177e4 | 2761 | } |
37c60f37 KD |
2762 | out: |
2763 | if (!(ioc->internal_cmds.status & MPT_MGMT_STATUS_PENDING)) | |
2764 | return 0; | |
2765 | ioc->internal_cmds.status &= ~MPT_MGMT_STATUS_PENDING; | |
2766 | complete(&ioc->internal_cmds.done); | |
1da177e4 LT |
2767 | return 1; |
2768 | } | |
2769 | ||
1da177e4 | 2770 | |
37c60f37 | 2771 | /** |
9b8f77a1 | 2772 | * mptscsih_get_completion_code - get completion code from MPT request |
37c60f37 | 2773 | * @ioc: Pointer to MPT_ADAPTER structure |
9cf46a35 RD |
2774 | * @req: Pointer to original MPT request frame |
2775 | * @reply: Pointer to MPT reply frame (NULL if TurboReply) | |
37c60f37 KD |
2776 | * |
2777 | **/ | |
2778 | static int | |
2779 | mptscsih_get_completion_code(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, | |
2780 | MPT_FRAME_HDR *reply) | |
2781 | { | |
2782 | SCSIIOReply_t *pReply; | |
2783 | MpiRaidActionReply_t *pr; | |
2784 | u8 scsi_status; | |
2785 | u16 status; | |
2786 | int completion_code; | |
2787 | ||
2788 | pReply = (SCSIIOReply_t *)reply; | |
2789 | status = le16_to_cpu(pReply->IOCStatus) & MPI_IOCSTATUS_MASK; | |
2790 | scsi_status = pReply->SCSIStatus; | |
2791 | ||
2792 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2793 | "IOCStatus=%04xh, SCSIState=%02xh, SCSIStatus=%02xh," | |
2794 | "IOCLogInfo=%08xh\n", ioc->name, status, pReply->SCSIState, | |
2795 | scsi_status, le32_to_cpu(pReply->IOCLogInfo))); | |
2796 | ||
2797 | switch (status) { | |
2798 | ||
2799 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */ | |
2800 | completion_code = MPT_SCANDV_SELECTION_TIMEOUT; | |
2801 | break; | |
2802 | ||
2803 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */ | |
2804 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */ | |
2805 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */ | |
2806 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */ | |
2807 | completion_code = MPT_SCANDV_DID_RESET; | |
2808 | break; | |
2809 | ||
2810 | case MPI_IOCSTATUS_BUSY: | |
2811 | case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: | |
2812 | completion_code = MPT_SCANDV_BUSY; | |
2813 | break; | |
2814 | ||
2815 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */ | |
2816 | case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */ | |
2817 | case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */ | |
2818 | if (pReply->Function == MPI_FUNCTION_CONFIG) { | |
2819 | completion_code = MPT_SCANDV_GOOD; | |
2820 | } else if (pReply->Function == MPI_FUNCTION_RAID_ACTION) { | |
2821 | pr = (MpiRaidActionReply_t *)reply; | |
2822 | if (le16_to_cpu(pr->ActionStatus) == | |
2823 | MPI_RAID_ACTION_ASTATUS_SUCCESS) | |
2824 | completion_code = MPT_SCANDV_GOOD; | |
2825 | else | |
2826 | completion_code = MPT_SCANDV_SOME_ERROR; | |
2827 | } else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID) | |
2828 | completion_code = MPT_SCANDV_SENSE; | |
2829 | else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_FAILED) { | |
2830 | if (req->u.scsireq.CDB[0] == INQUIRY) | |
2831 | completion_code = MPT_SCANDV_ISSUE_SENSE; | |
2832 | else | |
2833 | completion_code = MPT_SCANDV_DID_RESET; | |
2834 | } else if (pReply->SCSIState & MPI_SCSI_STATE_NO_SCSI_STATUS) | |
2835 | completion_code = MPT_SCANDV_DID_RESET; | |
2836 | else if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED) | |
2837 | completion_code = MPT_SCANDV_DID_RESET; | |
2838 | else if (scsi_status == MPI_SCSI_STATUS_BUSY) | |
2839 | completion_code = MPT_SCANDV_BUSY; | |
2840 | else | |
2841 | completion_code = MPT_SCANDV_GOOD; | |
2842 | break; | |
2843 | ||
2844 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */ | |
2845 | if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED) | |
2846 | completion_code = MPT_SCANDV_DID_RESET; | |
2847 | else | |
2848 | completion_code = MPT_SCANDV_SOME_ERROR; | |
2849 | break; | |
2850 | default: | |
2851 | completion_code = MPT_SCANDV_SOME_ERROR; | |
2852 | break; | |
2853 | ||
2854 | } /* switch(status) */ | |
2855 | ||
2856 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2857 | " completionCode set to %08xh\n", ioc->name, completion_code)); | |
2858 | return completion_code; | |
2859 | } | |
1da177e4 LT |
2860 | |
2861 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2862 | /** | |
2863 | * mptscsih_do_cmd - Do internal command. | |
2864 | * @hd: MPT_SCSI_HOST pointer | |
2865 | * @io: INTERNAL_CMD pointer. | |
2866 | * | |
2867 | * Issue the specified internally generated command and do command | |
2868 | * specific cleanup. For bus scan / DV only. | |
2869 | * NOTES: If command is Inquiry and status is good, | |
2870 | * initialize a target structure, save the data | |
2871 | * | |
2872 | * Remark: Single threaded access only. | |
2873 | * | |
2874 | * Return: | |
2875 | * < 0 if an illegal command or no resources | |
2876 | * | |
2877 | * 0 if good | |
2878 | * | |
2879 | * > 0 if command complete but some type of completion error. | |
2880 | */ | |
2881 | static int | |
2882 | mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) | |
2883 | { | |
2884 | MPT_FRAME_HDR *mf; | |
2885 | SCSIIORequest_t *pScsiReq; | |
1da177e4 | 2886 | int my_idx, ii, dir; |
37c60f37 | 2887 | int timeout; |
1da177e4 LT |
2888 | char cmdLen; |
2889 | char CDB[]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; | |
37c60f37 KD |
2890 | u8 cmd = io->cmd; |
2891 | MPT_ADAPTER *ioc = hd->ioc; | |
2892 | int ret = 0; | |
2893 | unsigned long timeleft; | |
2894 | unsigned long flags; | |
1da177e4 | 2895 | |
1ba9ab2e KD |
2896 | /* don't send internal command during diag reset */ |
2897 | spin_lock_irqsave(&ioc->taskmgmt_lock, flags); | |
2898 | if (ioc->ioc_reset_in_progress) { | |
2899 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); | |
2900 | dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2901 | "%s: busy with host reset\n", ioc->name, __func__)); | |
2902 | return MPT_SCANDV_BUSY; | |
2903 | } | |
2904 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); | |
2905 | ||
37c60f37 | 2906 | mutex_lock(&ioc->internal_cmds.mutex); |
1da177e4 LT |
2907 | |
2908 | /* Set command specific information | |
2909 | */ | |
2910 | switch (cmd) { | |
2911 | case INQUIRY: | |
2912 | cmdLen = 6; | |
2913 | dir = MPI_SCSIIO_CONTROL_READ; | |
2914 | CDB[0] = cmd; | |
2915 | CDB[4] = io->size; | |
37c60f37 | 2916 | timeout = 10; |
1da177e4 LT |
2917 | break; |
2918 | ||
2919 | case TEST_UNIT_READY: | |
2920 | cmdLen = 6; | |
2921 | dir = MPI_SCSIIO_CONTROL_READ; | |
37c60f37 | 2922 | timeout = 10; |
1da177e4 LT |
2923 | break; |
2924 | ||
2925 | case START_STOP: | |
2926 | cmdLen = 6; | |
2927 | dir = MPI_SCSIIO_CONTROL_READ; | |
2928 | CDB[0] = cmd; | |
2929 | CDB[4] = 1; /*Spin up the disk */ | |
37c60f37 | 2930 | timeout = 15; |
1da177e4 LT |
2931 | break; |
2932 | ||
2933 | case REQUEST_SENSE: | |
2934 | cmdLen = 6; | |
2935 | CDB[0] = cmd; | |
2936 | CDB[4] = io->size; | |
2937 | dir = MPI_SCSIIO_CONTROL_READ; | |
37c60f37 | 2938 | timeout = 10; |
1da177e4 LT |
2939 | break; |
2940 | ||
2941 | case READ_BUFFER: | |
2942 | cmdLen = 10; | |
2943 | dir = MPI_SCSIIO_CONTROL_READ; | |
2944 | CDB[0] = cmd; | |
2945 | if (io->flags & MPT_ICFLAG_ECHO) { | |
2946 | CDB[1] = 0x0A; | |
2947 | } else { | |
2948 | CDB[1] = 0x02; | |
2949 | } | |
2950 | ||
2951 | if (io->flags & MPT_ICFLAG_BUF_CAP) { | |
2952 | CDB[1] |= 0x01; | |
2953 | } | |
2954 | CDB[6] = (io->size >> 16) & 0xFF; | |
2955 | CDB[7] = (io->size >> 8) & 0xFF; | |
2956 | CDB[8] = io->size & 0xFF; | |
37c60f37 | 2957 | timeout = 10; |
1da177e4 LT |
2958 | break; |
2959 | ||
2960 | case WRITE_BUFFER: | |
2961 | cmdLen = 10; | |
2962 | dir = MPI_SCSIIO_CONTROL_WRITE; | |
2963 | CDB[0] = cmd; | |
2964 | if (io->flags & MPT_ICFLAG_ECHO) { | |
2965 | CDB[1] = 0x0A; | |
2966 | } else { | |
2967 | CDB[1] = 0x02; | |
2968 | } | |
2969 | CDB[6] = (io->size >> 16) & 0xFF; | |
2970 | CDB[7] = (io->size >> 8) & 0xFF; | |
2971 | CDB[8] = io->size & 0xFF; | |
37c60f37 | 2972 | timeout = 10; |
1da177e4 LT |
2973 | break; |
2974 | ||
2975 | case RESERVE: | |
2976 | cmdLen = 6; | |
2977 | dir = MPI_SCSIIO_CONTROL_READ; | |
2978 | CDB[0] = cmd; | |
37c60f37 | 2979 | timeout = 10; |
1da177e4 LT |
2980 | break; |
2981 | ||
2982 | case RELEASE: | |
2983 | cmdLen = 6; | |
2984 | dir = MPI_SCSIIO_CONTROL_READ; | |
2985 | CDB[0] = cmd; | |
37c60f37 | 2986 | timeout = 10; |
1da177e4 LT |
2987 | break; |
2988 | ||
2989 | case SYNCHRONIZE_CACHE: | |
2990 | cmdLen = 10; | |
2991 | dir = MPI_SCSIIO_CONTROL_READ; | |
2992 | CDB[0] = cmd; | |
2993 | // CDB[1] = 0x02; /* set immediate bit */ | |
37c60f37 | 2994 | timeout = 10; |
1da177e4 LT |
2995 | break; |
2996 | ||
2997 | default: | |
2998 | /* Error Case */ | |
37c60f37 KD |
2999 | ret = -EFAULT; |
3000 | goto out; | |
1da177e4 LT |
3001 | } |
3002 | ||
3003 | /* Get and Populate a free Frame | |
37c60f37 | 3004 | * MsgContext set in mpt_get_msg_frame call |
1da177e4 | 3005 | */ |
e80b002b | 3006 | if ((mf = mpt_get_msg_frame(ioc->InternalCtx, ioc)) == NULL) { |
37c60f37 KD |
3007 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s: No msg frames!\n", |
3008 | ioc->name, __func__)); | |
3009 | ret = MPT_SCANDV_BUSY; | |
3010 | goto out; | |
1da177e4 LT |
3011 | } |
3012 | ||
3013 | pScsiReq = (SCSIIORequest_t *) mf; | |
3014 | ||
3015 | /* Get the request index */ | |
3016 | my_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); | |
3017 | ADD_INDEX_LOG(my_idx); /* for debug */ | |
3018 | ||
3019 | if (io->flags & MPT_ICFLAG_PHYS_DISK) { | |
3020 | pScsiReq->TargetID = io->physDiskNum; | |
3021 | pScsiReq->Bus = 0; | |
3022 | pScsiReq->ChainOffset = 0; | |
3023 | pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; | |
3024 | } else { | |
3025 | pScsiReq->TargetID = io->id; | |
793955f5 | 3026 | pScsiReq->Bus = io->channel; |
1da177e4 LT |
3027 | pScsiReq->ChainOffset = 0; |
3028 | pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; | |
3029 | } | |
3030 | ||
3031 | pScsiReq->CDBLength = cmdLen; | |
3032 | pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; | |
3033 | ||
3034 | pScsiReq->Reserved = 0; | |
3035 | ||
14d0f0b0 | 3036 | pScsiReq->MsgFlags = mpt_msg_flags(ioc); |
1da177e4 LT |
3037 | /* MsgContext set in mpt_get_msg_fram call */ |
3038 | ||
793955f5 | 3039 | int_to_scsilun(io->lun, (struct scsi_lun *)pScsiReq->LUN); |
1da177e4 LT |
3040 | |
3041 | if (io->flags & MPT_ICFLAG_TAGGED_CMD) | |
3042 | pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_SIMPLEQ); | |
3043 | else | |
3044 | pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_UNTAGGED); | |
3045 | ||
3046 | if (cmd == REQUEST_SENSE) { | |
3047 | pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_UNTAGGED); | |
37c60f37 KD |
3048 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
3049 | "%s: Untagged! 0x%02x\n", ioc->name, __func__, cmd)); | |
1da177e4 LT |
3050 | } |
3051 | ||
37c60f37 | 3052 | for (ii = 0; ii < 16; ii++) |
1da177e4 LT |
3053 | pScsiReq->CDB[ii] = CDB[ii]; |
3054 | ||
3055 | pScsiReq->DataLength = cpu_to_le32(io->size); | |
e80b002b | 3056 | pScsiReq->SenseBufferLowAddr = cpu_to_le32(ioc->sense_buf_low_dma |
1da177e4 LT |
3057 | + (my_idx * MPT_SENSE_BUFFER_ALLOC)); |
3058 | ||
37c60f37 KD |
3059 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
3060 | "%s: Sending Command 0x%02x for fw_channel=%d fw_id=%d lun=%d\n", | |
3061 | ioc->name, __func__, cmd, io->channel, io->id, io->lun)); | |
1da177e4 | 3062 | |
37c60f37 | 3063 | if (dir == MPI_SCSIIO_CONTROL_READ) |
14d0f0b0 | 3064 | ioc->add_sge((char *) &pScsiReq->SGL, |
37c60f37 KD |
3065 | MPT_SGE_FLAGS_SSIMPLE_READ | io->size, io->data_dma); |
3066 | else | |
14d0f0b0 | 3067 | ioc->add_sge((char *) &pScsiReq->SGL, |
37c60f37 | 3068 | MPT_SGE_FLAGS_SSIMPLE_WRITE | io->size, io->data_dma); |
1da177e4 | 3069 | |
37c60f37 | 3070 | INITIALIZE_MGMT_STATUS(ioc->internal_cmds.status) |
e80b002b | 3071 | mpt_put_msg_frame(ioc->InternalCtx, ioc, mf); |
37c60f37 KD |
3072 | timeleft = wait_for_completion_timeout(&ioc->internal_cmds.done, |
3073 | timeout*HZ); | |
3074 | if (!(ioc->internal_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { | |
3075 | ret = MPT_SCANDV_DID_RESET; | |
3076 | dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
3077 | "%s: TIMED OUT for cmd=0x%02x\n", ioc->name, __func__, | |
3078 | cmd)); | |
3079 | if (ioc->internal_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) { | |
3080 | mpt_free_msg_frame(ioc, mf); | |
3081 | goto out; | |
3082 | } | |
3083 | if (!timeleft) { | |
97009a29 KT |
3084 | printk(MYIOC_s_WARN_FMT |
3085 | "Issuing Reset from %s!! doorbell=0x%08xh" | |
3086 | " cmd=0x%02x\n", | |
3087 | ioc->name, __func__, mpt_GetIocState(ioc, 0), | |
3088 | cmd); | |
d0f698c4 | 3089 | mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); |
37c60f37 KD |
3090 | mpt_free_msg_frame(ioc, mf); |
3091 | } | |
3092 | goto out; | |
1da177e4 LT |
3093 | } |
3094 | ||
37c60f37 KD |
3095 | ret = ioc->internal_cmds.completion_code; |
3096 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: success, rc=0x%02x\n", | |
3097 | ioc->name, __func__, ret)); | |
3098 | ||
3099 | out: | |
3100 | CLEAR_MGMT_STATUS(ioc->internal_cmds.status) | |
3101 | mutex_unlock(&ioc->internal_cmds.mutex); | |
3102 | return ret; | |
1da177e4 LT |
3103 | } |
3104 | ||
c7c82987 MED |
3105 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
3106 | /** | |
3107 | * mptscsih_synchronize_cache - Send SYNCHRONIZE_CACHE to all disks. | |
3108 | * @hd: Pointer to a SCSI HOST structure | |
d9489fb6 | 3109 | * @vdevice: virtual target device |
c7c82987 MED |
3110 | * |
3111 | * Uses the ISR, but with special processing. | |
3112 | * MUST be single-threaded. | |
3113 | * | |
3114 | */ | |
3115 | static void | |
3116 | mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice) | |
3117 | { | |
3118 | INTERNAL_CMD iocmd; | |
1da177e4 | 3119 | |
cc78d30a EM |
3120 | /* Ignore hidden raid components, this is handled when the command |
3121 | * is sent to the volume | |
3122 | */ | |
3123 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) | |
3124 | return; | |
3125 | ||
3126 | if (vdevice->vtarget->type != TYPE_DISK || vdevice->vtarget->deleted || | |
3127 | !vdevice->configured_lun) | |
3128 | return; | |
3129 | ||
c7c82987 MED |
3130 | /* Following parameters will not change |
3131 | * in this routine. | |
3132 | */ | |
3133 | iocmd.cmd = SYNCHRONIZE_CACHE; | |
3134 | iocmd.flags = 0; | |
3135 | iocmd.physDiskNum = -1; | |
3136 | iocmd.data = NULL; | |
3137 | iocmd.data_dma = -1; | |
3138 | iocmd.size = 0; | |
3139 | iocmd.rsvd = iocmd.rsvd2 = 0; | |
793955f5 EM |
3140 | iocmd.channel = vdevice->vtarget->channel; |
3141 | iocmd.id = vdevice->vtarget->id; | |
3142 | iocmd.lun = vdevice->lun; | |
1da177e4 | 3143 | |
cc78d30a | 3144 | mptscsih_do_cmd(hd, &iocmd); |
1da177e4 LT |
3145 | } |
3146 | ||
edb9068d | 3147 | static ssize_t |
ee959b00 TJ |
3148 | mptscsih_version_fw_show(struct device *dev, struct device_attribute *attr, |
3149 | char *buf) | |
edb9068d | 3150 | { |
ee959b00 | 3151 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3152 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3153 | MPT_ADAPTER *ioc = hd->ioc; |
3154 | ||
3155 | return snprintf(buf, PAGE_SIZE, "%02d.%02d.%02d.%02d\n", | |
3156 | (ioc->facts.FWVersion.Word & 0xFF000000) >> 24, | |
3157 | (ioc->facts.FWVersion.Word & 0x00FF0000) >> 16, | |
3158 | (ioc->facts.FWVersion.Word & 0x0000FF00) >> 8, | |
3159 | ioc->facts.FWVersion.Word & 0x000000FF); | |
3160 | } | |
ee959b00 | 3161 | static DEVICE_ATTR(version_fw, S_IRUGO, mptscsih_version_fw_show, NULL); |
edb9068d PS |
3162 | |
3163 | static ssize_t | |
ee959b00 TJ |
3164 | mptscsih_version_bios_show(struct device *dev, struct device_attribute *attr, |
3165 | char *buf) | |
edb9068d | 3166 | { |
ee959b00 | 3167 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3168 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3169 | MPT_ADAPTER *ioc = hd->ioc; |
3170 | ||
3171 | return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x\n", | |
3172 | (ioc->biosVersion & 0xFF000000) >> 24, | |
3173 | (ioc->biosVersion & 0x00FF0000) >> 16, | |
3174 | (ioc->biosVersion & 0x0000FF00) >> 8, | |
3175 | ioc->biosVersion & 0x000000FF); | |
3176 | } | |
ee959b00 | 3177 | static DEVICE_ATTR(version_bios, S_IRUGO, mptscsih_version_bios_show, NULL); |
edb9068d PS |
3178 | |
3179 | static ssize_t | |
ee959b00 TJ |
3180 | mptscsih_version_mpi_show(struct device *dev, struct device_attribute *attr, |
3181 | char *buf) | |
edb9068d | 3182 | { |
ee959b00 | 3183 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3184 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3185 | MPT_ADAPTER *ioc = hd->ioc; |
3186 | ||
3187 | return snprintf(buf, PAGE_SIZE, "%03x\n", ioc->facts.MsgVersion); | |
3188 | } | |
ee959b00 | 3189 | static DEVICE_ATTR(version_mpi, S_IRUGO, mptscsih_version_mpi_show, NULL); |
edb9068d PS |
3190 | |
3191 | static ssize_t | |
ee959b00 TJ |
3192 | mptscsih_version_product_show(struct device *dev, |
3193 | struct device_attribute *attr, | |
3194 | char *buf) | |
edb9068d | 3195 | { |
ee959b00 | 3196 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3197 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3198 | MPT_ADAPTER *ioc = hd->ioc; |
3199 | ||
3200 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->prod_name); | |
3201 | } | |
ee959b00 | 3202 | static DEVICE_ATTR(version_product, S_IRUGO, |
edb9068d PS |
3203 | mptscsih_version_product_show, NULL); |
3204 | ||
3205 | static ssize_t | |
ee959b00 TJ |
3206 | mptscsih_version_nvdata_persistent_show(struct device *dev, |
3207 | struct device_attribute *attr, | |
3208 | char *buf) | |
edb9068d | 3209 | { |
ee959b00 | 3210 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3211 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3212 | MPT_ADAPTER *ioc = hd->ioc; |
3213 | ||
3214 | return snprintf(buf, PAGE_SIZE, "%02xh\n", | |
3215 | ioc->nvdata_version_persistent); | |
3216 | } | |
ee959b00 | 3217 | static DEVICE_ATTR(version_nvdata_persistent, S_IRUGO, |
edb9068d PS |
3218 | mptscsih_version_nvdata_persistent_show, NULL); |
3219 | ||
3220 | static ssize_t | |
ee959b00 TJ |
3221 | mptscsih_version_nvdata_default_show(struct device *dev, |
3222 | struct device_attribute *attr, char *buf) | |
edb9068d | 3223 | { |
ee959b00 | 3224 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3225 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3226 | MPT_ADAPTER *ioc = hd->ioc; |
3227 | ||
3228 | return snprintf(buf, PAGE_SIZE, "%02xh\n",ioc->nvdata_version_default); | |
3229 | } | |
ee959b00 | 3230 | static DEVICE_ATTR(version_nvdata_default, S_IRUGO, |
edb9068d PS |
3231 | mptscsih_version_nvdata_default_show, NULL); |
3232 | ||
3233 | static ssize_t | |
ee959b00 TJ |
3234 | mptscsih_board_name_show(struct device *dev, struct device_attribute *attr, |
3235 | char *buf) | |
edb9068d | 3236 | { |
ee959b00 | 3237 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3238 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3239 | MPT_ADAPTER *ioc = hd->ioc; |
3240 | ||
3241 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_name); | |
3242 | } | |
ee959b00 | 3243 | static DEVICE_ATTR(board_name, S_IRUGO, mptscsih_board_name_show, NULL); |
edb9068d PS |
3244 | |
3245 | static ssize_t | |
ee959b00 TJ |
3246 | mptscsih_board_assembly_show(struct device *dev, |
3247 | struct device_attribute *attr, char *buf) | |
edb9068d | 3248 | { |
ee959b00 | 3249 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3250 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3251 | MPT_ADAPTER *ioc = hd->ioc; |
3252 | ||
3253 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_assembly); | |
3254 | } | |
ee959b00 | 3255 | static DEVICE_ATTR(board_assembly, S_IRUGO, |
edb9068d PS |
3256 | mptscsih_board_assembly_show, NULL); |
3257 | ||
3258 | static ssize_t | |
ee959b00 TJ |
3259 | mptscsih_board_tracer_show(struct device *dev, struct device_attribute *attr, |
3260 | char *buf) | |
edb9068d | 3261 | { |
ee959b00 | 3262 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3263 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3264 | MPT_ADAPTER *ioc = hd->ioc; |
3265 | ||
3266 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_tracer); | |
3267 | } | |
ee959b00 | 3268 | static DEVICE_ATTR(board_tracer, S_IRUGO, |
edb9068d PS |
3269 | mptscsih_board_tracer_show, NULL); |
3270 | ||
3271 | static ssize_t | |
ee959b00 TJ |
3272 | mptscsih_io_delay_show(struct device *dev, struct device_attribute *attr, |
3273 | char *buf) | |
edb9068d | 3274 | { |
ee959b00 | 3275 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3276 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3277 | MPT_ADAPTER *ioc = hd->ioc; |
3278 | ||
3279 | return snprintf(buf, PAGE_SIZE, "%02d\n", ioc->io_missing_delay); | |
3280 | } | |
ee959b00 | 3281 | static DEVICE_ATTR(io_delay, S_IRUGO, |
edb9068d PS |
3282 | mptscsih_io_delay_show, NULL); |
3283 | ||
3284 | static ssize_t | |
ee959b00 TJ |
3285 | mptscsih_device_delay_show(struct device *dev, struct device_attribute *attr, |
3286 | char *buf) | |
edb9068d | 3287 | { |
ee959b00 | 3288 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3289 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3290 | MPT_ADAPTER *ioc = hd->ioc; |
3291 | ||
3292 | return snprintf(buf, PAGE_SIZE, "%02d\n", ioc->device_missing_delay); | |
3293 | } | |
ee959b00 | 3294 | static DEVICE_ATTR(device_delay, S_IRUGO, |
edb9068d PS |
3295 | mptscsih_device_delay_show, NULL); |
3296 | ||
6757d6b4 | 3297 | static ssize_t |
ee959b00 TJ |
3298 | mptscsih_debug_level_show(struct device *dev, struct device_attribute *attr, |
3299 | char *buf) | |
6757d6b4 | 3300 | { |
ee959b00 | 3301 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3302 | MPT_SCSI_HOST *hd = shost_priv(host); |
6757d6b4 PS |
3303 | MPT_ADAPTER *ioc = hd->ioc; |
3304 | ||
3305 | return snprintf(buf, PAGE_SIZE, "%08xh\n", ioc->debug_level); | |
3306 | } | |
3307 | static ssize_t | |
ee959b00 TJ |
3308 | mptscsih_debug_level_store(struct device *dev, struct device_attribute *attr, |
3309 | const char *buf, size_t count) | |
6757d6b4 | 3310 | { |
ee959b00 | 3311 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3312 | MPT_SCSI_HOST *hd = shost_priv(host); |
6757d6b4 PS |
3313 | MPT_ADAPTER *ioc = hd->ioc; |
3314 | int val = 0; | |
3315 | ||
3316 | if (sscanf(buf, "%x", &val) != 1) | |
3317 | return -EINVAL; | |
3318 | ||
3319 | ioc->debug_level = val; | |
3320 | printk(MYIOC_s_INFO_FMT "debug_level=%08xh\n", | |
3321 | ioc->name, ioc->debug_level); | |
3322 | return strlen(buf); | |
3323 | } | |
ee959b00 TJ |
3324 | static DEVICE_ATTR(debug_level, S_IRUGO | S_IWUSR, |
3325 | mptscsih_debug_level_show, mptscsih_debug_level_store); | |
3326 | ||
3327 | struct device_attribute *mptscsih_host_attrs[] = { | |
3328 | &dev_attr_version_fw, | |
3329 | &dev_attr_version_bios, | |
3330 | &dev_attr_version_mpi, | |
3331 | &dev_attr_version_product, | |
3332 | &dev_attr_version_nvdata_persistent, | |
3333 | &dev_attr_version_nvdata_default, | |
3334 | &dev_attr_board_name, | |
3335 | &dev_attr_board_assembly, | |
3336 | &dev_attr_board_tracer, | |
3337 | &dev_attr_io_delay, | |
3338 | &dev_attr_device_delay, | |
3339 | &dev_attr_debug_level, | |
edb9068d PS |
3340 | NULL, |
3341 | }; | |
37c60f37 | 3342 | |
edb9068d PS |
3343 | EXPORT_SYMBOL(mptscsih_host_attrs); |
3344 | ||
0d0c7974 MED |
3345 | EXPORT_SYMBOL(mptscsih_remove); |
3346 | EXPORT_SYMBOL(mptscsih_shutdown); | |
3347 | #ifdef CONFIG_PM | |
3348 | EXPORT_SYMBOL(mptscsih_suspend); | |
3349 | EXPORT_SYMBOL(mptscsih_resume); | |
3350 | #endif | |
3351 | EXPORT_SYMBOL(mptscsih_proc_info); | |
3352 | EXPORT_SYMBOL(mptscsih_info); | |
3353 | EXPORT_SYMBOL(mptscsih_qcmd); | |
0d0c7974 MED |
3354 | EXPORT_SYMBOL(mptscsih_slave_destroy); |
3355 | EXPORT_SYMBOL(mptscsih_slave_configure); | |
3356 | EXPORT_SYMBOL(mptscsih_abort); | |
3357 | EXPORT_SYMBOL(mptscsih_dev_reset); | |
3358 | EXPORT_SYMBOL(mptscsih_bus_reset); | |
3359 | EXPORT_SYMBOL(mptscsih_host_reset); | |
3360 | EXPORT_SYMBOL(mptscsih_bios_param); | |
3361 | EXPORT_SYMBOL(mptscsih_io_done); | |
3362 | EXPORT_SYMBOL(mptscsih_taskmgmt_complete); | |
3363 | EXPORT_SYMBOL(mptscsih_scandv_complete); | |
3364 | EXPORT_SYMBOL(mptscsih_event_process); | |
3365 | EXPORT_SYMBOL(mptscsih_ioc_reset); | |
6e3815ba | 3366 | EXPORT_SYMBOL(mptscsih_change_queue_depth); |
1da177e4 | 3367 | |
0d0c7974 | 3368 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |