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> | |
49 | #include <linux/init.h> | |
50 | #include <linux/errno.h> | |
51 | #include <linux/kdev_t.h> | |
52 | #include <linux/blkdev.h> | |
53 | #include <linux/delay.h> /* for mdelay */ | |
54 | #include <linux/interrupt.h> /* needed for in_interrupt() proto */ | |
55 | #include <linux/reboot.h> /* notifier code */ | |
1da177e4 LT |
56 | #include <linux/workqueue.h> |
57 | ||
58 | #include <scsi/scsi.h> | |
59 | #include <scsi/scsi_cmnd.h> | |
60 | #include <scsi/scsi_device.h> | |
61 | #include <scsi/scsi_host.h> | |
62 | #include <scsi/scsi_tcq.h> | |
e0fc15be | 63 | #include <scsi/scsi_dbg.h> |
1da177e4 LT |
64 | |
65 | #include "mptbase.h" | |
66 | #include "mptscsih.h" | |
bf451522 | 67 | #include "lsi/mpi_log_sas.h" |
1da177e4 LT |
68 | |
69 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
70 | #define my_NAME "Fusion MPT SCSI Host driver" | |
71 | #define my_VERSION MPT_LINUX_VERSION_COMMON | |
72 | #define MYNAM "mptscsih" | |
73 | ||
74 | MODULE_AUTHOR(MODULEAUTHOR); | |
75 | MODULE_DESCRIPTION(my_NAME); | |
76 | MODULE_LICENSE("GPL"); | |
9f4203b3 | 77 | MODULE_VERSION(my_VERSION); |
1da177e4 | 78 | |
1da177e4 | 79 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
1da177e4 LT |
80 | /* |
81 | * Other private/forward protos... | |
82 | */ | |
db7051b2 | 83 | struct scsi_cmnd *mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i); |
e8206381 EM |
84 | static struct scsi_cmnd * mptscsih_getclear_scsi_lookup(MPT_ADAPTER *ioc, int i); |
85 | static void mptscsih_set_scsi_lookup(MPT_ADAPTER *ioc, int i, struct scsi_cmnd *scmd); | |
86 | static int SCPNT_TO_LOOKUP_IDX(MPT_ADAPTER *ioc, struct scsi_cmnd *scmd); | |
0d0c7974 | 87 | int mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
1da177e4 | 88 | static void mptscsih_report_queue_full(struct scsi_cmnd *sc, SCSIIOReply_t *pScsiReply, SCSIIORequest_t *pScsiReq); |
0d0c7974 | 89 | int mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
1da177e4 LT |
90 | |
91 | static int mptscsih_AddSGE(MPT_ADAPTER *ioc, struct scsi_cmnd *SCpnt, | |
92 | SCSIIORequest_t *pReq, int req_idx); | |
93 | static void mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx); | |
0d0c7974 | 94 | static void mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply); |
1da177e4 | 95 | |
1ba9ab2e KD |
96 | int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, |
97 | int lun, int ctx2abort, ulong timeout); | |
1da177e4 | 98 | |
0d0c7974 MED |
99 | int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset); |
100 | int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply); | |
1da177e4 | 101 | |
e7deff33 | 102 | void |
1ba9ab2e | 103 | mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code); |
37c60f37 KD |
104 | static int mptscsih_get_completion_code(MPT_ADAPTER *ioc, |
105 | MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply); | |
0d0c7974 | 106 | int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
1da177e4 | 107 | static int mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd); |
c7c82987 | 108 | static void mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice); |
1da177e4 | 109 | |
1ba9ab2e KD |
110 | static int |
111 | mptscsih_taskmgmt_reply(MPT_ADAPTER *ioc, u8 type, | |
112 | SCSITaskMgmtReply_t *pScsiTmReply); | |
0d0c7974 | 113 | void mptscsih_remove(struct pci_dev *); |
d18c3db5 | 114 | void mptscsih_shutdown(struct pci_dev *); |
1da177e4 | 115 | #ifdef CONFIG_PM |
0d0c7974 MED |
116 | int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state); |
117 | int mptscsih_resume(struct pci_dev *pdev); | |
1da177e4 LT |
118 | #endif |
119 | ||
b80ca4f7 | 120 | #define SNS_LEN(scp) SCSI_SENSE_BUFFERSIZE |
1da177e4 | 121 | |
1da177e4 LT |
122 | |
123 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
124 | /* | |
125 | * mptscsih_getFreeChainBuffer - Function to get a free chain | |
126 | * from the MPT_SCSI_HOST FreeChainQ. | |
127 | * @ioc: Pointer to MPT_ADAPTER structure | |
128 | * @req_idx: Index of the SCSI IO request frame. (output) | |
129 | * | |
130 | * return SUCCESS or FAILED | |
131 | */ | |
132 | static inline int | |
133 | mptscsih_getFreeChainBuffer(MPT_ADAPTER *ioc, int *retIndex) | |
134 | { | |
135 | MPT_FRAME_HDR *chainBuf; | |
136 | unsigned long flags; | |
137 | int rc; | |
138 | int chain_idx; | |
139 | ||
6757d6b4 | 140 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT "getFreeChainBuffer called\n", |
29dd3609 | 141 | ioc->name)); |
1da177e4 LT |
142 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
143 | if (!list_empty(&ioc->FreeChainQ)) { | |
144 | int offset; | |
145 | ||
146 | chainBuf = list_entry(ioc->FreeChainQ.next, MPT_FRAME_HDR, | |
147 | u.frame.linkage.list); | |
148 | list_del(&chainBuf->u.frame.linkage.list); | |
149 | offset = (u8 *)chainBuf - (u8 *)ioc->ChainBuffer; | |
150 | chain_idx = offset / ioc->req_sz; | |
151 | rc = SUCCESS; | |
29dd3609 EM |
152 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
153 | "getFreeChainBuffer chainBuf=%p ChainBuffer=%p offset=%d chain_idx=%d\n", | |
154 | ioc->name, chainBuf, ioc->ChainBuffer, offset, chain_idx)); | |
1da177e4 LT |
155 | } else { |
156 | rc = FAILED; | |
157 | chain_idx = MPT_HOST_NO_CHAIN; | |
29dd3609 EM |
158 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT "getFreeChainBuffer failed\n", |
159 | ioc->name)); | |
1da177e4 LT |
160 | } |
161 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); | |
162 | ||
163 | *retIndex = chain_idx; | |
164 | return rc; | |
165 | } /* mptscsih_getFreeChainBuffer() */ | |
166 | ||
167 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
168 | /* | |
169 | * mptscsih_AddSGE - Add a SGE (plus chain buffers) to the | |
170 | * SCSIIORequest_t Message Frame. | |
171 | * @ioc: Pointer to MPT_ADAPTER structure | |
172 | * @SCpnt: Pointer to scsi_cmnd structure | |
173 | * @pReq: Pointer to SCSIIORequest_t structure | |
174 | * | |
175 | * Returns ... | |
176 | */ | |
177 | static int | |
178 | mptscsih_AddSGE(MPT_ADAPTER *ioc, struct scsi_cmnd *SCpnt, | |
179 | SCSIIORequest_t *pReq, int req_idx) | |
180 | { | |
181 | char *psge; | |
182 | char *chainSge; | |
183 | struct scatterlist *sg; | |
184 | int frm_sz; | |
185 | int sges_left, sg_done; | |
186 | int chain_idx = MPT_HOST_NO_CHAIN; | |
187 | int sgeOffset; | |
188 | int numSgeSlots, numSgeThisFrame; | |
189 | u32 sgflags, sgdir, thisxfer = 0; | |
190 | int chain_dma_off = 0; | |
191 | int newIndex; | |
192 | int ii; | |
193 | dma_addr_t v2; | |
194 | u32 RequestNB; | |
195 | ||
196 | sgdir = le32_to_cpu(pReq->Control) & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK; | |
197 | if (sgdir == MPI_SCSIIO_CONTROL_WRITE) { | |
198 | sgdir = MPT_TRANSFER_HOST_TO_IOC; | |
199 | } else { | |
200 | sgdir = MPT_TRANSFER_IOC_TO_HOST; | |
201 | } | |
202 | ||
203 | psge = (char *) &pReq->SGL; | |
204 | frm_sz = ioc->req_sz; | |
205 | ||
206 | /* Map the data portion, if any. | |
207 | * sges_left = 0 if no data transfer. | |
208 | */ | |
1928d73f FT |
209 | sges_left = scsi_dma_map(SCpnt); |
210 | if (sges_left < 0) | |
211 | return FAILED; | |
1da177e4 LT |
212 | |
213 | /* Handle the SG case. | |
214 | */ | |
1928d73f | 215 | sg = scsi_sglist(SCpnt); |
1da177e4 LT |
216 | sg_done = 0; |
217 | sgeOffset = sizeof(SCSIIORequest_t) - sizeof(SGE_IO_UNION); | |
218 | chainSge = NULL; | |
219 | ||
220 | /* Prior to entering this loop - the following must be set | |
221 | * current MF: sgeOffset (bytes) | |
222 | * chainSge (Null if original MF is not a chain buffer) | |
223 | * sg_done (num SGE done for this MF) | |
224 | */ | |
225 | ||
226 | nextSGEset: | |
14d0f0b0 | 227 | numSgeSlots = ((frm_sz - sgeOffset) / ioc->SGE_size); |
1da177e4 LT |
228 | numSgeThisFrame = (sges_left < numSgeSlots) ? sges_left : numSgeSlots; |
229 | ||
14d0f0b0 | 230 | sgflags = MPT_SGE_FLAGS_SIMPLE_ELEMENT | sgdir; |
1da177e4 LT |
231 | |
232 | /* Get first (num - 1) SG elements | |
233 | * Skip any SG entries with a length of 0 | |
234 | * NOTE: at finish, sg and psge pointed to NEXT data/location positions | |
235 | */ | |
236 | for (ii=0; ii < (numSgeThisFrame-1); ii++) { | |
237 | thisxfer = sg_dma_len(sg); | |
238 | if (thisxfer == 0) { | |
2f187862 KD |
239 | /* Get next SG element from the OS */ |
240 | sg = sg_next(sg); | |
1da177e4 LT |
241 | sg_done++; |
242 | continue; | |
243 | } | |
244 | ||
245 | v2 = sg_dma_address(sg); | |
14d0f0b0 | 246 | ioc->add_sge(psge, sgflags | thisxfer, v2); |
1da177e4 | 247 | |
2f187862 KD |
248 | /* Get next SG element from the OS */ |
249 | sg = sg_next(sg); | |
14d0f0b0 KD |
250 | psge += ioc->SGE_size; |
251 | sgeOffset += ioc->SGE_size; | |
1da177e4 LT |
252 | sg_done++; |
253 | } | |
254 | ||
255 | if (numSgeThisFrame == sges_left) { | |
256 | /* Add last element, end of buffer and end of list flags. | |
257 | */ | |
258 | sgflags |= MPT_SGE_FLAGS_LAST_ELEMENT | | |
259 | MPT_SGE_FLAGS_END_OF_BUFFER | | |
260 | MPT_SGE_FLAGS_END_OF_LIST; | |
261 | ||
262 | /* Add last SGE and set termination flags. | |
263 | * Note: Last SGE may have a length of 0 - which should be ok. | |
264 | */ | |
265 | thisxfer = sg_dma_len(sg); | |
266 | ||
267 | v2 = sg_dma_address(sg); | |
14d0f0b0 KD |
268 | ioc->add_sge(psge, sgflags | thisxfer, v2); |
269 | sgeOffset += ioc->SGE_size; | |
1da177e4 LT |
270 | sg_done++; |
271 | ||
272 | if (chainSge) { | |
273 | /* The current buffer is a chain buffer, | |
274 | * but there is not another one. | |
275 | * Update the chain element | |
276 | * Offset and Length fields. | |
277 | */ | |
14d0f0b0 KD |
278 | ioc->add_chain((char *)chainSge, 0, sgeOffset, |
279 | ioc->ChainBufferDMA + chain_dma_off); | |
1da177e4 LT |
280 | } else { |
281 | /* The current buffer is the original MF | |
282 | * and there is no Chain buffer. | |
283 | */ | |
284 | pReq->ChainOffset = 0; | |
285 | RequestNB = (((sgeOffset - 1) >> ioc->NBShiftFactor) + 1) & 0x03; | |
6757d6b4 | 286 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1da177e4 LT |
287 | "Single Buffer RequestNB=%x, sgeOffset=%d\n", ioc->name, RequestNB, sgeOffset)); |
288 | ioc->RequestNB[req_idx] = RequestNB; | |
289 | } | |
290 | } else { | |
291 | /* At least one chain buffer is needed. | |
292 | * Complete the first MF | |
293 | * - last SGE element, set the LastElement bit | |
294 | * - set ChainOffset (words) for orig MF | |
295 | * (OR finish previous MF chain buffer) | |
296 | * - update MFStructPtr ChainIndex | |
297 | * - Populate chain element | |
298 | * Also | |
299 | * Loop until done. | |
300 | */ | |
301 | ||
6757d6b4 | 302 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT "SG: Chain Required! sg done %d\n", |
1da177e4 LT |
303 | ioc->name, sg_done)); |
304 | ||
305 | /* Set LAST_ELEMENT flag for last non-chain element | |
306 | * in the buffer. Since psge points at the NEXT | |
307 | * SGE element, go back one SGE element, update the flags | |
308 | * and reset the pointer. (Note: sgflags & thisxfer are already | |
309 | * set properly). | |
310 | */ | |
311 | if (sg_done) { | |
14d0f0b0 | 312 | u32 *ptmp = (u32 *) (psge - ioc->SGE_size); |
1da177e4 LT |
313 | sgflags = le32_to_cpu(*ptmp); |
314 | sgflags |= MPT_SGE_FLAGS_LAST_ELEMENT; | |
315 | *ptmp = cpu_to_le32(sgflags); | |
316 | } | |
317 | ||
318 | if (chainSge) { | |
319 | /* The current buffer is a chain buffer. | |
320 | * chainSge points to the previous Chain Element. | |
321 | * Update its chain element Offset and Length (must | |
322 | * include chain element size) fields. | |
323 | * Old chain element is now complete. | |
324 | */ | |
325 | u8 nextChain = (u8) (sgeOffset >> 2); | |
14d0f0b0 KD |
326 | sgeOffset += ioc->SGE_size; |
327 | ioc->add_chain((char *)chainSge, nextChain, sgeOffset, | |
328 | ioc->ChainBufferDMA + chain_dma_off); | |
1da177e4 LT |
329 | } else { |
330 | /* The original MF buffer requires a chain buffer - | |
331 | * set the offset. | |
332 | * Last element in this MF is a chain element. | |
333 | */ | |
334 | pReq->ChainOffset = (u8) (sgeOffset >> 2); | |
335 | RequestNB = (((sgeOffset - 1) >> ioc->NBShiftFactor) + 1) & 0x03; | |
6757d6b4 | 336 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Chain Buffer Needed, RequestNB=%x sgeOffset=%d\n", ioc->name, RequestNB, sgeOffset)); |
1da177e4 LT |
337 | ioc->RequestNB[req_idx] = RequestNB; |
338 | } | |
339 | ||
340 | sges_left -= sg_done; | |
341 | ||
342 | ||
343 | /* NOTE: psge points to the beginning of the chain element | |
344 | * in current buffer. Get a chain buffer. | |
345 | */ | |
c6678e0c | 346 | if ((mptscsih_getFreeChainBuffer(ioc, &newIndex)) == FAILED) { |
6757d6b4 | 347 | dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
c6678e0c CH |
348 | "getFreeChainBuffer FAILED SCSI cmd=%02x (%p)\n", |
349 | ioc->name, pReq->CDB[0], SCpnt)); | |
1da177e4 | 350 | return FAILED; |
c6678e0c | 351 | } |
1da177e4 LT |
352 | |
353 | /* Update the tracking arrays. | |
354 | * If chainSge == NULL, update ReqToChain, else ChainToChain | |
355 | */ | |
356 | if (chainSge) { | |
357 | ioc->ChainToChain[chain_idx] = newIndex; | |
358 | } else { | |
359 | ioc->ReqToChain[req_idx] = newIndex; | |
360 | } | |
361 | chain_idx = newIndex; | |
362 | chain_dma_off = ioc->req_sz * chain_idx; | |
363 | ||
364 | /* Populate the chainSGE for the current buffer. | |
365 | * - Set chain buffer pointer to psge and fill | |
366 | * out the Address and Flags fields. | |
367 | */ | |
368 | chainSge = (char *) psge; | |
29dd3609 EM |
369 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT " Current buff @ %p (index 0x%x)", |
370 | ioc->name, psge, req_idx)); | |
1da177e4 LT |
371 | |
372 | /* Start the SGE for the next buffer | |
373 | */ | |
374 | psge = (char *) (ioc->ChainBuffer + chain_dma_off); | |
375 | sgeOffset = 0; | |
376 | sg_done = 0; | |
377 | ||
29dd3609 EM |
378 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT " Chain buff @ %p (index 0x%x)\n", |
379 | ioc->name, psge, chain_idx)); | |
1da177e4 LT |
380 | |
381 | /* Start the SGE for the next buffer | |
382 | */ | |
383 | ||
384 | goto nextSGEset; | |
385 | } | |
386 | ||
387 | return SUCCESS; | |
388 | } /* mptscsih_AddSGE() */ | |
389 | ||
786899b0 EM |
390 | static void |
391 | mptscsih_issue_sep_command(MPT_ADAPTER *ioc, VirtTarget *vtarget, | |
392 | U32 SlotStatus) | |
393 | { | |
394 | MPT_FRAME_HDR *mf; | |
395 | SEPRequest_t *SEPMsg; | |
396 | ||
cc78d30a EM |
397 | if (ioc->bus_type != SAS) |
398 | return; | |
399 | ||
400 | /* Not supported for hidden raid components | |
401 | */ | |
402 | if (vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) | |
786899b0 EM |
403 | return; |
404 | ||
405 | if ((mf = mpt_get_msg_frame(ioc->InternalCtx, ioc)) == NULL) { | |
6757d6b4 | 406 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s: no msg frames!!\n", |
cadbd4a5 | 407 | ioc->name,__func__)); |
786899b0 EM |
408 | return; |
409 | } | |
410 | ||
411 | SEPMsg = (SEPRequest_t *)mf; | |
412 | SEPMsg->Function = MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; | |
793955f5 EM |
413 | SEPMsg->Bus = vtarget->channel; |
414 | SEPMsg->TargetID = vtarget->id; | |
786899b0 EM |
415 | SEPMsg->Action = MPI_SEP_REQ_ACTION_WRITE_STATUS; |
416 | SEPMsg->SlotStatus = SlotStatus; | |
6757d6b4 | 417 | devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
793955f5 EM |
418 | "Sending SEP cmd=%x channel=%d id=%d\n", |
419 | ioc->name, SlotStatus, SEPMsg->Bus, SEPMsg->TargetID)); | |
786899b0 EM |
420 | mpt_put_msg_frame(ioc->DoneCtx, ioc, mf); |
421 | } | |
422 | ||
6757d6b4 | 423 | #ifdef CONFIG_FUSION_LOGGING |
c6c727a1 | 424 | /** |
6757d6b4 | 425 | * mptscsih_info_scsiio - debug print info on reply frame |
c6c727a1 | 426 | * @ioc: Pointer to MPT_ADAPTER structure |
c6c727a1 | 427 | * @sc: original scsi cmnd pointer |
6757d6b4 PS |
428 | * @pScsiReply: Pointer to MPT reply frame |
429 | * | |
430 | * MPT_DEBUG_REPLY needs to be enabled to obtain this info | |
c6c727a1 EM |
431 | * |
432 | * Refer to lsi/mpi.h. | |
433 | **/ | |
434 | static void | |
6757d6b4 | 435 | mptscsih_info_scsiio(MPT_ADAPTER *ioc, struct scsi_cmnd *sc, SCSIIOReply_t * pScsiReply) |
c6c727a1 | 436 | { |
6757d6b4 PS |
437 | char *desc = NULL; |
438 | char *desc1 = NULL; | |
439 | u16 ioc_status; | |
440 | u8 skey, asc, ascq; | |
441 | ||
442 | ioc_status = le16_to_cpu(pScsiReply->IOCStatus) & MPI_IOCSTATUS_MASK; | |
c6c727a1 EM |
443 | |
444 | switch (ioc_status) { | |
445 | ||
6757d6b4 PS |
446 | case MPI_IOCSTATUS_SUCCESS: |
447 | desc = "success"; | |
c6c727a1 | 448 | break; |
6757d6b4 PS |
449 | case MPI_IOCSTATUS_SCSI_INVALID_BUS: |
450 | desc = "invalid bus"; | |
c6c727a1 | 451 | break; |
6757d6b4 PS |
452 | case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: |
453 | desc = "invalid target_id"; | |
c6c727a1 | 454 | break; |
6757d6b4 PS |
455 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: |
456 | desc = "device not there"; | |
c6c727a1 | 457 | break; |
6757d6b4 PS |
458 | case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: |
459 | desc = "data overrun"; | |
c6c727a1 | 460 | break; |
6757d6b4 PS |
461 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: |
462 | desc = "data underrun"; | |
c6c727a1 | 463 | break; |
6757d6b4 PS |
464 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: |
465 | desc = "I/O data error"; | |
c6c727a1 | 466 | break; |
6757d6b4 PS |
467 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: |
468 | desc = "protocol error"; | |
c6c727a1 | 469 | break; |
6757d6b4 PS |
470 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: |
471 | desc = "task terminated"; | |
c6c727a1 | 472 | break; |
6757d6b4 PS |
473 | case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: |
474 | desc = "residual mismatch"; | |
475 | break; | |
476 | case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
477 | desc = "task management failed"; | |
478 | break; | |
479 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: | |
480 | desc = "IOC terminated"; | |
481 | break; | |
482 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: | |
483 | desc = "ext terminated"; | |
c6c727a1 | 484 | break; |
6757d6b4 PS |
485 | default: |
486 | desc = ""; | |
487 | break; | |
488 | } | |
489 | ||
490 | switch (pScsiReply->SCSIStatus) | |
491 | { | |
c6c727a1 | 492 | |
6757d6b4 PS |
493 | case MPI_SCSI_STATUS_SUCCESS: |
494 | desc1 = "success"; | |
495 | break; | |
496 | case MPI_SCSI_STATUS_CHECK_CONDITION: | |
497 | desc1 = "check condition"; | |
498 | break; | |
499 | case MPI_SCSI_STATUS_CONDITION_MET: | |
500 | desc1 = "condition met"; | |
501 | break; | |
502 | case MPI_SCSI_STATUS_BUSY: | |
503 | desc1 = "busy"; | |
504 | break; | |
505 | case MPI_SCSI_STATUS_INTERMEDIATE: | |
506 | desc1 = "intermediate"; | |
507 | break; | |
508 | case MPI_SCSI_STATUS_INTERMEDIATE_CONDMET: | |
509 | desc1 = "intermediate condmet"; | |
510 | break; | |
511 | case MPI_SCSI_STATUS_RESERVATION_CONFLICT: | |
512 | desc1 = "reservation conflict"; | |
513 | break; | |
514 | case MPI_SCSI_STATUS_COMMAND_TERMINATED: | |
515 | desc1 = "command terminated"; | |
516 | break; | |
517 | case MPI_SCSI_STATUS_TASK_SET_FULL: | |
518 | desc1 = "task set full"; | |
519 | break; | |
520 | case MPI_SCSI_STATUS_ACA_ACTIVE: | |
521 | desc1 = "aca active"; | |
522 | break; | |
523 | case MPI_SCSI_STATUS_FCPEXT_DEVICE_LOGGED_OUT: | |
524 | desc1 = "fcpext device logged out"; | |
525 | break; | |
526 | case MPI_SCSI_STATUS_FCPEXT_NO_LINK: | |
527 | desc1 = "fcpext no link"; | |
528 | break; | |
529 | case MPI_SCSI_STATUS_FCPEXT_UNASSIGNED: | |
530 | desc1 = "fcpext unassigned"; | |
531 | break; | |
532 | default: | |
533 | desc1 = ""; | |
c6c727a1 EM |
534 | break; |
535 | } | |
536 | ||
6757d6b4 | 537 | scsi_print_command(sc); |
2f187862 KD |
538 | printk(MYIOC_s_DEBUG_FMT "\tfw_channel = %d, fw_id = %d, lun = %d\n", |
539 | ioc->name, pScsiReply->Bus, pScsiReply->TargetID, sc->device->lun); | |
29dd3609 EM |
540 | printk(MYIOC_s_DEBUG_FMT "\trequest_len = %d, underflow = %d, " |
541 | "resid = %d\n", ioc->name, scsi_bufflen(sc), sc->underflow, | |
542 | scsi_get_resid(sc)); | |
543 | printk(MYIOC_s_DEBUG_FMT "\ttag = %d, transfer_count = %d, " | |
544 | "sc->result = %08X\n", ioc->name, le16_to_cpu(pScsiReply->TaskTag), | |
6757d6b4 | 545 | le32_to_cpu(pScsiReply->TransferCount), sc->result); |
2f187862 | 546 | |
29dd3609 | 547 | printk(MYIOC_s_DEBUG_FMT "\tiocstatus = %s (0x%04x), " |
6757d6b4 | 548 | "scsi_status = %s (0x%02x), scsi_state = (0x%02x)\n", |
29dd3609 | 549 | ioc->name, desc, ioc_status, desc1, pScsiReply->SCSIStatus, |
6757d6b4 | 550 | pScsiReply->SCSIState); |
c6c727a1 | 551 | |
6757d6b4 PS |
552 | if (pScsiReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID) { |
553 | skey = sc->sense_buffer[2] & 0x0F; | |
554 | asc = sc->sense_buffer[12]; | |
555 | ascq = sc->sense_buffer[13]; | |
556 | ||
29dd3609 EM |
557 | printk(MYIOC_s_DEBUG_FMT "\t[sense_key,asc,ascq]: " |
558 | "[0x%02x,0x%02x,0x%02x]\n", ioc->name, skey, asc, ascq); | |
6757d6b4 PS |
559 | } |
560 | ||
561 | /* | |
562 | * Look for + dump FCP ResponseInfo[]! | |
563 | */ | |
564 | if (pScsiReply->SCSIState & MPI_SCSI_STATE_RESPONSE_INFO_VALID && | |
565 | pScsiReply->ResponseInfo) | |
29dd3609 EM |
566 | printk(MYIOC_s_DEBUG_FMT "response_info = %08xh\n", |
567 | ioc->name, le32_to_cpu(pScsiReply->ResponseInfo)); | |
c6c727a1 EM |
568 | } |
569 | #endif | |
570 | ||
1da177e4 LT |
571 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
572 | /* | |
573 | * mptscsih_io_done - Main SCSI IO callback routine registered to | |
574 | * Fusion MPT (base) driver | |
575 | * @ioc: Pointer to MPT_ADAPTER structure | |
576 | * @mf: Pointer to original MPT request frame | |
577 | * @r: Pointer to MPT reply frame (NULL if TurboReply) | |
578 | * | |
579 | * This routine is called from mpt.c::mpt_interrupt() at the completion | |
580 | * of any SCSI IO request. | |
581 | * This routine is registered with the Fusion MPT (base) driver at driver | |
582 | * load/init time via the mpt_register() API call. | |
583 | * | |
584 | * Returns 1 indicating alloc'd request frame ptr should be freed. | |
585 | */ | |
0d0c7974 | 586 | int |
1da177e4 LT |
587 | mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) |
588 | { | |
589 | struct scsi_cmnd *sc; | |
590 | MPT_SCSI_HOST *hd; | |
591 | SCSIIORequest_t *pScsiReq; | |
592 | SCSIIOReply_t *pScsiReply; | |
2254c86d | 593 | u16 req_idx, req_idx_MR; |
a69de507 | 594 | VirtDevice *vdevice; |
786899b0 | 595 | VirtTarget *vtarget; |
1da177e4 | 596 | |
e7eae9f6 | 597 | hd = shost_priv(ioc->sh); |
1da177e4 | 598 | req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); |
2254c86d ME |
599 | req_idx_MR = (mr != NULL) ? |
600 | le16_to_cpu(mr->u.frame.hwhdr.msgctxu.fld.req_idx) : req_idx; | |
2f187862 KD |
601 | |
602 | /* Special case, where already freed message frame is received from | |
603 | * Firmware. It happens with Resetting IOC. | |
604 | * Return immediately. Do not care | |
605 | */ | |
2254c86d | 606 | if ((req_idx != req_idx_MR) || |
2f187862 | 607 | (le32_to_cpu(mf->u.frame.linkage.arg1) == 0xdeadbeaf)) |
2254c86d | 608 | return 0; |
2254c86d | 609 | |
e8206381 | 610 | sc = mptscsih_getclear_scsi_lookup(ioc, req_idx); |
1da177e4 LT |
611 | if (sc == NULL) { |
612 | MPIHeader_t *hdr = (MPIHeader_t *)mf; | |
613 | ||
614 | /* Remark: writeSDP1 will use the ScsiDoneCtx | |
615 | * If a SCSI I/O cmd, device disabled by OS and | |
616 | * completion done. Cannot touch sc struct. Just free mem. | |
617 | */ | |
618 | if (hdr->Function == MPI_FUNCTION_SCSI_IO_REQUEST) | |
619 | printk(MYIOC_s_ERR_FMT "NULL ScsiCmd ptr!\n", | |
620 | ioc->name); | |
621 | ||
622 | mptscsih_freeChainBuffers(ioc, req_idx); | |
623 | return 1; | |
624 | } | |
625 | ||
3dc0b03f EM |
626 | if ((unsigned char *)mf != sc->host_scribble) { |
627 | mptscsih_freeChainBuffers(ioc, req_idx); | |
628 | return 1; | |
629 | } | |
630 | ||
fea98403 KD |
631 | if (ioc->bus_type == SAS) { |
632 | VirtDevice *vdevice = sc->device->hostdata; | |
633 | ||
634 | if (!vdevice || !vdevice->vtarget || | |
635 | vdevice->vtarget->deleted) { | |
636 | sc->result = DID_NO_CONNECT << 16; | |
637 | goto out; | |
638 | } | |
639 | } | |
640 | ||
3dc0b03f | 641 | sc->host_scribble = NULL; |
1da177e4 LT |
642 | sc->result = DID_OK << 16; /* Set default reply as OK */ |
643 | pScsiReq = (SCSIIORequest_t *) mf; | |
644 | pScsiReply = (SCSIIOReply_t *) mr; | |
645 | ||
c6678e0c | 646 | if((ioc->facts.MsgVersion >= MPI_VERSION_01_05) && pScsiReply){ |
6757d6b4 | 647 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
c6678e0c CH |
648 | "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d,task-tag=%d)\n", |
649 | ioc->name, mf, mr, sc, req_idx, pScsiReply->TaskTag)); | |
650 | }else{ | |
6757d6b4 | 651 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
c6678e0c CH |
652 | "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d)\n", |
653 | ioc->name, mf, mr, sc, req_idx)); | |
654 | } | |
655 | ||
1da177e4 LT |
656 | if (pScsiReply == NULL) { |
657 | /* special context reply handling */ | |
658 | ; | |
659 | } else { | |
660 | u32 xfer_cnt; | |
661 | u16 status; | |
662 | u8 scsi_state, scsi_status; | |
c6c727a1 | 663 | u32 log_info; |
1da177e4 LT |
664 | |
665 | status = le16_to_cpu(pScsiReply->IOCStatus) & MPI_IOCSTATUS_MASK; | |
666 | scsi_state = pScsiReply->SCSIState; | |
667 | scsi_status = pScsiReply->SCSIStatus; | |
668 | xfer_cnt = le32_to_cpu(pScsiReply->TransferCount); | |
1928d73f | 669 | scsi_set_resid(sc, scsi_bufflen(sc) - xfer_cnt); |
c6c727a1 | 670 | log_info = le32_to_cpu(pScsiReply->IOCLogInfo); |
1da177e4 | 671 | |
466544d8 MED |
672 | /* |
673 | * if we get a data underrun indication, yet no data was | |
674 | * transferred and the SCSI status indicates that the | |
675 | * command was never started, change the data underrun | |
676 | * to success | |
677 | */ | |
678 | if (status == MPI_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 && | |
679 | (scsi_status == MPI_SCSI_STATUS_BUSY || | |
680 | scsi_status == MPI_SCSI_STATUS_RESERVATION_CONFLICT || | |
681 | scsi_status == MPI_SCSI_STATUS_TASK_SET_FULL)) { | |
682 | status = MPI_IOCSTATUS_SUCCESS; | |
683 | } | |
684 | ||
1da177e4 | 685 | if (scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID) |
0d0c7974 MED |
686 | mptscsih_copy_sense_data(sc, hd, mf, pScsiReply); |
687 | ||
1da177e4 LT |
688 | /* |
689 | * Look for + dump FCP ResponseInfo[]! | |
690 | */ | |
466544d8 MED |
691 | if (scsi_state & MPI_SCSI_STATE_RESPONSE_INFO_VALID && |
692 | pScsiReply->ResponseInfo) { | |
29dd3609 EM |
693 | printk(MYIOC_s_NOTE_FMT "[%d:%d:%d:%d] " |
694 | "FCP_ResponseInfo=%08xh\n", ioc->name, | |
c6c727a1 EM |
695 | sc->device->host->host_no, sc->device->channel, |
696 | sc->device->id, sc->device->lun, | |
1da177e4 LT |
697 | le32_to_cpu(pScsiReply->ResponseInfo)); |
698 | } | |
699 | ||
700 | switch(status) { | |
701 | case MPI_IOCSTATUS_BUSY: /* 0x0002 */ | |
d23321b4 | 702 | case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: /* 0x0006 */ |
1da177e4 LT |
703 | /* CHECKME! |
704 | * Maybe: DRIVER_BUSY | SUGGEST_RETRY | DID_SOFT_ERROR (retry) | |
705 | * But not: DID_BUS_BUSY lest one risk | |
706 | * killing interrupt handler:-( | |
707 | */ | |
708 | sc->result = SAM_STAT_BUSY; | |
709 | break; | |
710 | ||
711 | case MPI_IOCSTATUS_SCSI_INVALID_BUS: /* 0x0041 */ | |
712 | case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: /* 0x0042 */ | |
713 | sc->result = DID_BAD_TARGET << 16; | |
714 | break; | |
715 | ||
716 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */ | |
717 | /* Spoof to SCSI Selection Timeout! */ | |
65207fed ME |
718 | if (ioc->bus_type != FC) |
719 | sc->result = DID_NO_CONNECT << 16; | |
720 | /* else fibre, just stall until rescan event */ | |
721 | else | |
722 | sc->result = DID_REQUEUE << 16; | |
1da177e4 LT |
723 | |
724 | if (hd->sel_timeout[pScsiReq->TargetID] < 0xFFFF) | |
725 | hd->sel_timeout[pScsiReq->TargetID]++; | |
786899b0 | 726 | |
a69de507 EM |
727 | vdevice = sc->device->hostdata; |
728 | if (!vdevice) | |
786899b0 | 729 | break; |
a69de507 | 730 | vtarget = vdevice->vtarget; |
786899b0 EM |
731 | if (vtarget->tflags & MPT_TARGET_FLAGS_LED_ON) { |
732 | mptscsih_issue_sep_command(ioc, vtarget, | |
733 | MPI_SEP_REQ_SLOTSTATUS_UNCONFIGURED); | |
734 | vtarget->tflags &= ~MPT_TARGET_FLAGS_LED_ON; | |
735 | } | |
1da177e4 LT |
736 | break; |
737 | ||
1da177e4 | 738 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */ |
bf451522 EM |
739 | if ( ioc->bus_type == SAS ) { |
740 | u16 ioc_status = le16_to_cpu(pScsiReply->IOCStatus); | |
741 | if (ioc_status & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) { | |
c6c727a1 EM |
742 | if ((log_info & SAS_LOGINFO_MASK) |
743 | == SAS_LOGINFO_NEXUS_LOSS) { | |
bf451522 EM |
744 | sc->result = (DID_BUS_BUSY << 16); |
745 | break; | |
746 | } | |
747 | } | |
86dd4242 EM |
748 | } else if (ioc->bus_type == FC) { |
749 | /* | |
750 | * The FC IOC may kill a request for variety of | |
751 | * reasons, some of which may be recovered by a | |
752 | * retry, some which are unlikely to be | |
753 | * recovered. Return DID_ERROR instead of | |
754 | * DID_RESET to permit retry of the command, | |
755 | * just not an infinite number of them | |
756 | */ | |
757 | sc->result = DID_ERROR << 16; | |
758 | break; | |
bf451522 EM |
759 | } |
760 | ||
761 | /* | |
762 | * Allow non-SAS & non-NEXUS_LOSS to drop into below code | |
763 | */ | |
764 | ||
765 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */ | |
1da177e4 LT |
766 | /* Linux handles an unsolicited DID_RESET better |
767 | * than an unsolicited DID_ABORT. | |
768 | */ | |
769 | sc->result = DID_RESET << 16; | |
770 | ||
2f187862 KD |
771 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */ |
772 | if (ioc->bus_type == FC) | |
773 | sc->result = DID_ERROR << 16; | |
774 | else | |
775 | sc->result = DID_RESET << 16; | |
1da177e4 LT |
776 | break; |
777 | ||
778 | case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */ | |
1928d73f | 779 | scsi_set_resid(sc, scsi_bufflen(sc) - xfer_cnt); |
466544d8 MED |
780 | if((xfer_cnt==0)||(sc->underflow > xfer_cnt)) |
781 | sc->result=DID_SOFT_ERROR << 16; | |
782 | else /* Sufficient data transfer occurred */ | |
1da177e4 | 783 | sc->result = (DID_OK << 16) | scsi_status; |
29dd3609 | 784 | dreplyprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
c6c727a1 | 785 | "RESIDUAL_MISMATCH: result=%x on channel=%d id=%d\n", |
29dd3609 | 786 | ioc->name, sc->result, sc->device->channel, sc->device->id)); |
1da177e4 | 787 | break; |
0d0c7974 | 788 | |
1da177e4 LT |
789 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */ |
790 | /* | |
791 | * Do upfront check for valid SenseData and give it | |
792 | * precedence! | |
793 | */ | |
794 | sc->result = (DID_OK << 16) | scsi_status; | |
9b53b392 KD |
795 | if (!(scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID)) { |
796 | ||
797 | /* | |
798 | * For an Errata on LSI53C1030 | |
799 | * When the length of request data | |
800 | * and transfer data are different | |
801 | * with result of command (READ or VERIFY), | |
802 | * DID_SOFT_ERROR is set. | |
1da177e4 | 803 | */ |
9b53b392 KD |
804 | if (ioc->bus_type == SPI) { |
805 | if (pScsiReq->CDB[0] == READ_6 || | |
806 | pScsiReq->CDB[0] == READ_10 || | |
807 | pScsiReq->CDB[0] == READ_12 || | |
808 | pScsiReq->CDB[0] == READ_16 || | |
809 | pScsiReq->CDB[0] == VERIFY || | |
810 | pScsiReq->CDB[0] == VERIFY_16) { | |
811 | if (scsi_bufflen(sc) != | |
812 | xfer_cnt) { | |
813 | sc->result = | |
814 | DID_SOFT_ERROR << 16; | |
815 | printk(KERN_WARNING "Errata" | |
816 | "on LSI53C1030 occurred." | |
817 | "sc->req_bufflen=0x%02x," | |
818 | "xfer_cnt=0x%02x\n", | |
819 | scsi_bufflen(sc), | |
820 | xfer_cnt); | |
821 | } | |
822 | } | |
823 | } | |
824 | ||
1da177e4 | 825 | if (xfer_cnt < sc->underflow) { |
466544d8 MED |
826 | if (scsi_status == SAM_STAT_BUSY) |
827 | sc->result = SAM_STAT_BUSY; | |
828 | else | |
829 | sc->result = DID_SOFT_ERROR << 16; | |
1da177e4 LT |
830 | } |
831 | if (scsi_state & (MPI_SCSI_STATE_AUTOSENSE_FAILED | MPI_SCSI_STATE_NO_SCSI_STATUS)) { | |
832 | /* What to do? | |
833 | */ | |
834 | sc->result = DID_SOFT_ERROR << 16; | |
835 | } | |
836 | else if (scsi_state & MPI_SCSI_STATE_TERMINATED) { | |
837 | /* Not real sure here either... */ | |
838 | sc->result = DID_RESET << 16; | |
839 | } | |
840 | } | |
841 | ||
6757d6b4 | 842 | |
29dd3609 EM |
843 | dreplyprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
844 | " sc->underflow={report ERR if < %02xh bytes xfer'd}\n", | |
845 | ioc->name, sc->underflow)); | |
846 | dreplyprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
847 | " ActBytesXferd=%02xh\n", ioc->name, xfer_cnt)); | |
6757d6b4 | 848 | |
1da177e4 LT |
849 | /* Report Queue Full |
850 | */ | |
851 | if (scsi_status == MPI_SCSI_STATUS_TASK_SET_FULL) | |
852 | mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); | |
0d0c7974 | 853 | |
1da177e4 LT |
854 | break; |
855 | ||
7e55147f | 856 | case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: /* 0x0044 */ |
1928d73f | 857 | scsi_set_resid(sc, 0); |
1da177e4 LT |
858 | case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */ |
859 | case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */ | |
ad8c31bb | 860 | sc->result = (DID_OK << 16) | scsi_status; |
1da177e4 LT |
861 | if (scsi_state == 0) { |
862 | ; | |
9b53b392 KD |
863 | } else if (scsi_state & |
864 | MPI_SCSI_STATE_AUTOSENSE_VALID) { | |
865 | ||
866 | /* | |
867 | * For potential trouble on LSI53C1030. | |
868 | * (date:2007.xx.) | |
869 | * It is checked whether the length of | |
870 | * request data is equal to | |
871 | * the length of transfer and residual. | |
872 | * MEDIUM_ERROR is set by incorrect data. | |
873 | */ | |
874 | if ((ioc->bus_type == SPI) && | |
875 | (sc->sense_buffer[2] & 0x20)) { | |
876 | u32 difftransfer; | |
877 | difftransfer = | |
878 | sc->sense_buffer[3] << 24 | | |
879 | sc->sense_buffer[4] << 16 | | |
880 | sc->sense_buffer[5] << 8 | | |
881 | sc->sense_buffer[6]; | |
882 | if (((sc->sense_buffer[3] & 0x80) == | |
883 | 0x80) && (scsi_bufflen(sc) | |
884 | != xfer_cnt)) { | |
885 | sc->sense_buffer[2] = | |
886 | MEDIUM_ERROR; | |
887 | sc->sense_buffer[12] = 0xff; | |
888 | sc->sense_buffer[13] = 0xff; | |
889 | printk(KERN_WARNING"Errata" | |
890 | "on LSI53C1030 occurred." | |
891 | "sc->req_bufflen=0x%02x," | |
892 | "xfer_cnt=0x%02x\n" , | |
893 | scsi_bufflen(sc), | |
894 | xfer_cnt); | |
895 | } | |
896 | if (((sc->sense_buffer[3] & 0x80) | |
897 | != 0x80) && | |
898 | (scsi_bufflen(sc) != | |
899 | xfer_cnt + difftransfer)) { | |
900 | sc->sense_buffer[2] = | |
901 | MEDIUM_ERROR; | |
902 | sc->sense_buffer[12] = 0xff; | |
903 | sc->sense_buffer[13] = 0xff; | |
904 | printk(KERN_WARNING | |
905 | "Errata on LSI53C1030 occurred" | |
906 | "sc->req_bufflen=0x%02x," | |
907 | " xfer_cnt=0x%02x," | |
908 | "difftransfer=0x%02x\n", | |
909 | scsi_bufflen(sc), | |
910 | xfer_cnt, | |
911 | difftransfer); | |
912 | } | |
913 | } | |
914 | ||
1da177e4 LT |
915 | /* |
916 | * If running against circa 200003dd 909 MPT f/w, | |
917 | * may get this (AUTOSENSE_VALID) for actual TASK_SET_FULL | |
918 | * (QUEUE_FULL) returned from device! --> get 0x0000?128 | |
919 | * and with SenseBytes set to 0. | |
920 | */ | |
921 | if (pScsiReply->SCSIStatus == MPI_SCSI_STATUS_TASK_SET_FULL) | |
922 | mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); | |
923 | ||
924 | } | |
925 | else if (scsi_state & | |
926 | (MPI_SCSI_STATE_AUTOSENSE_FAILED | MPI_SCSI_STATE_NO_SCSI_STATUS) | |
927 | ) { | |
928 | /* | |
929 | * What to do? | |
930 | */ | |
931 | sc->result = DID_SOFT_ERROR << 16; | |
932 | } | |
933 | else if (scsi_state & MPI_SCSI_STATE_TERMINATED) { | |
934 | /* Not real sure here either... */ | |
935 | sc->result = DID_RESET << 16; | |
936 | } | |
937 | else if (scsi_state & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) { | |
938 | /* Device Inq. data indicates that it supports | |
939 | * QTags, but rejects QTag messages. | |
940 | * This command completed OK. | |
941 | * | |
942 | * Not real sure here either so do nothing... */ | |
943 | } | |
944 | ||
945 | if (sc->result == MPI_SCSI_STATUS_TASK_SET_FULL) | |
946 | mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); | |
947 | ||
948 | /* Add handling of: | |
949 | * Reservation Conflict, Busy, | |
950 | * Command Terminated, CHECK | |
951 | */ | |
952 | break; | |
953 | ||
954 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */ | |
955 | sc->result = DID_SOFT_ERROR << 16; | |
956 | break; | |
957 | ||
958 | case MPI_IOCSTATUS_INVALID_FUNCTION: /* 0x0001 */ | |
959 | case MPI_IOCSTATUS_INVALID_SGL: /* 0x0003 */ | |
960 | case MPI_IOCSTATUS_INTERNAL_ERROR: /* 0x0004 */ | |
961 | case MPI_IOCSTATUS_RESERVED: /* 0x0005 */ | |
1da177e4 LT |
962 | case MPI_IOCSTATUS_INVALID_FIELD: /* 0x0007 */ |
963 | case MPI_IOCSTATUS_INVALID_STATE: /* 0x0008 */ | |
1da177e4 LT |
964 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */ |
965 | case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: /* 0x004A */ | |
966 | default: | |
967 | /* | |
968 | * What to do? | |
969 | */ | |
970 | sc->result = DID_SOFT_ERROR << 16; | |
971 | break; | |
972 | ||
973 | } /* switch(status) */ | |
974 | ||
6757d6b4 PS |
975 | #ifdef CONFIG_FUSION_LOGGING |
976 | if (sc->result && (ioc->debug_level & MPT_DEBUG_REPLY)) | |
977 | mptscsih_info_scsiio(ioc, sc, pScsiReply); | |
c6c727a1 EM |
978 | #endif |
979 | ||
1da177e4 | 980 | } /* end of address reply case */ |
fea98403 | 981 | out: |
1da177e4 | 982 | /* Unmap the DMA buffers, if any. */ |
1928d73f | 983 | scsi_dma_unmap(sc); |
1da177e4 | 984 | |
1da177e4 LT |
985 | sc->scsi_done(sc); /* Issue the command callback */ |
986 | ||
987 | /* Free Chain buffers */ | |
988 | mptscsih_freeChainBuffers(ioc, req_idx); | |
989 | return 1; | |
990 | } | |
991 | ||
1da177e4 LT |
992 | /* |
993 | * mptscsih_flush_running_cmds - For each command found, search | |
994 | * Scsi_Host instance taskQ and reply to OS. | |
995 | * Called only if recovering from a FW reload. | |
996 | * @hd: Pointer to a SCSI HOST structure | |
997 | * | |
998 | * Returns: None. | |
999 | * | |
1000 | * Must be called while new I/Os are being queued. | |
1001 | */ | |
1002 | static void | |
1003 | mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd) | |
1004 | { | |
1005 | MPT_ADAPTER *ioc = hd->ioc; | |
e8206381 EM |
1006 | struct scsi_cmnd *sc; |
1007 | SCSIIORequest_t *mf = NULL; | |
1da177e4 | 1008 | int ii; |
e8206381 | 1009 | int channel, id; |
1da177e4 | 1010 | |
e8206381 EM |
1011 | for (ii= 0; ii < ioc->req_depth; ii++) { |
1012 | sc = mptscsih_getclear_scsi_lookup(ioc, ii); | |
1013 | if (!sc) | |
1014 | continue; | |
1015 | mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(ioc, ii); | |
1016 | if (!mf) | |
1017 | continue; | |
1018 | channel = mf->Bus; | |
1019 | id = mf->TargetID; | |
1020 | mptscsih_freeChainBuffers(ioc, ii); | |
1021 | mpt_free_msg_frame(ioc, (MPT_FRAME_HDR *)mf); | |
1022 | if ((unsigned char *)mf != sc->host_scribble) | |
1023 | continue; | |
1024 | scsi_dma_unmap(sc); | |
1025 | sc->result = DID_RESET << 16; | |
1026 | sc->host_scribble = NULL; | |
2f187862 KD |
1027 | dtmprintk(ioc, sdev_printk(KERN_INFO, sc->device, MYIOC_s_FMT |
1028 | "completing cmds: fw_channel %d, fw_id %d, sc=%p, mf = %p, " | |
1029 | "idx=%x\n", ioc->name, channel, id, sc, mf, ii)); | |
e8206381 | 1030 | sc->scsi_done(sc); |
1da177e4 | 1031 | } |
1da177e4 LT |
1032 | } |
1033 | ||
1034 | /* | |
1035 | * mptscsih_search_running_cmds - Delete any commands associated | |
1036 | * with the specified target and lun. Function called only | |
1037 | * when a lun is disable by mid-layer. | |
1038 | * Do NOT access the referenced scsi_cmnd structure or | |
1039 | * members. Will cause either a paging or NULL ptr error. | |
05e8ec17 | 1040 | * (BUT, BUT, BUT, the code does reference it! - mdr) |
c7c82987 MED |
1041 | * @hd: Pointer to a SCSI HOST structure |
1042 | * @vdevice: per device private data | |
1da177e4 LT |
1043 | * |
1044 | * Returns: None. | |
1045 | * | |
1046 | * Called from slave_destroy. | |
1047 | */ | |
1048 | static void | |
c7c82987 | 1049 | mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, VirtDevice *vdevice) |
1da177e4 LT |
1050 | { |
1051 | SCSIIORequest_t *mf = NULL; | |
1052 | int ii; | |
466544d8 | 1053 | struct scsi_cmnd *sc; |
793955f5 | 1054 | struct scsi_lun lun; |
e80b002b | 1055 | MPT_ADAPTER *ioc = hd->ioc; |
e8206381 | 1056 | unsigned long flags; |
1da177e4 | 1057 | |
e8206381 EM |
1058 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
1059 | for (ii = 0; ii < ioc->req_depth; ii++) { | |
1060 | if ((sc = ioc->ScsiLookup[ii]) != NULL) { | |
1da177e4 | 1061 | |
e80b002b | 1062 | mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(ioc, ii); |
3dc0b03f EM |
1063 | if (mf == NULL) |
1064 | continue; | |
cc78d30a EM |
1065 | /* If the device is a hidden raid component, then its |
1066 | * expected that the mf->function will be RAID_SCSI_IO | |
1067 | */ | |
1068 | if (vdevice->vtarget->tflags & | |
1069 | MPT_TARGET_FLAGS_RAID_COMPONENT && mf->Function != | |
1070 | MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) | |
1071 | continue; | |
1072 | ||
793955f5 EM |
1073 | int_to_scsilun(vdevice->lun, &lun); |
1074 | if ((mf->Bus != vdevice->vtarget->channel) || | |
1075 | (mf->TargetID != vdevice->vtarget->id) || | |
1076 | memcmp(lun.scsi_lun, mf->LUN, 8)) | |
1da177e4 LT |
1077 | continue; |
1078 | ||
3dc0b03f EM |
1079 | if ((unsigned char *)mf != sc->host_scribble) |
1080 | continue; | |
e8206381 EM |
1081 | ioc->ScsiLookup[ii] = NULL; |
1082 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
1083 | mptscsih_freeChainBuffers(ioc, ii); | |
1084 | mpt_free_msg_frame(ioc, (MPT_FRAME_HDR *)mf); | |
1928d73f | 1085 | scsi_dma_unmap(sc); |
466544d8 MED |
1086 | sc->host_scribble = NULL; |
1087 | sc->result = DID_NO_CONNECT << 16; | |
2f187862 KD |
1088 | dtmprintk(ioc, sdev_printk(KERN_INFO, sc->device, |
1089 | MYIOC_s_FMT "completing cmds: fw_channel %d, " | |
1090 | "fw_id %d, sc=%p, mf = %p, idx=%x\n", ioc->name, | |
1091 | vdevice->vtarget->channel, vdevice->vtarget->id, | |
1092 | sc, mf, ii)); | |
466544d8 | 1093 | sc->scsi_done(sc); |
e8206381 | 1094 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
1da177e4 LT |
1095 | } |
1096 | } | |
e8206381 | 1097 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
1da177e4 LT |
1098 | return; |
1099 | } | |
1100 | ||
1101 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1da177e4 LT |
1102 | |
1103 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1104 | /* | |
1105 | * mptscsih_report_queue_full - Report QUEUE_FULL status returned | |
1106 | * from a SCSI target device. | |
1107 | * @sc: Pointer to scsi_cmnd structure | |
1108 | * @pScsiReply: Pointer to SCSIIOReply_t | |
1109 | * @pScsiReq: Pointer to original SCSI request | |
1110 | * | |
1111 | * This routine periodically reports QUEUE_FULL status returned from a | |
1112 | * SCSI target device. It reports this to the console via kernel | |
1113 | * printk() API call, not more than once every 10 seconds. | |
1114 | */ | |
1115 | static void | |
1116 | mptscsih_report_queue_full(struct scsi_cmnd *sc, SCSIIOReply_t *pScsiReply, SCSIIORequest_t *pScsiReq) | |
1117 | { | |
1118 | long time = jiffies; | |
1da177e4 | 1119 | MPT_SCSI_HOST *hd; |
e80b002b | 1120 | MPT_ADAPTER *ioc; |
1da177e4 | 1121 | |
0d0c7974 MED |
1122 | if (sc->device == NULL) |
1123 | return; | |
1124 | if (sc->device->host == NULL) | |
1125 | return; | |
e7eae9f6 | 1126 | if ((hd = shost_priv(sc->device->host)) == NULL) |
0d0c7974 | 1127 | return; |
e80b002b | 1128 | ioc = hd->ioc; |
0d0c7974 | 1129 | if (time - hd->last_queue_full > 10 * HZ) { |
e80b002b EM |
1130 | dprintk(ioc, printk(MYIOC_s_WARN_FMT "Device (%d:%d:%d) reported QUEUE_FULL!\n", |
1131 | ioc->name, 0, sc->device->id, sc->device->lun)); | |
0d0c7974 | 1132 | hd->last_queue_full = time; |
1da177e4 | 1133 | } |
1da177e4 LT |
1134 | } |
1135 | ||
1136 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1137 | /* | |
1138 | * mptscsih_remove - Removed scsi devices | |
1139 | * @pdev: Pointer to pci_dev structure | |
1140 | * | |
1141 | * | |
1142 | */ | |
0d0c7974 | 1143 | void |
1da177e4 LT |
1144 | mptscsih_remove(struct pci_dev *pdev) |
1145 | { | |
1146 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); | |
1147 | struct Scsi_Host *host = ioc->sh; | |
1148 | MPT_SCSI_HOST *hd; | |
0d0c7974 | 1149 | int sz1; |
1da177e4 | 1150 | |
466544d8 MED |
1151 | if(!host) { |
1152 | mpt_detach(pdev); | |
1da177e4 | 1153 | return; |
466544d8 | 1154 | } |
1da177e4 LT |
1155 | |
1156 | scsi_remove_host(host); | |
1157 | ||
e7eae9f6 | 1158 | if((hd = shost_priv(host)) == NULL) |
0d0c7974 MED |
1159 | return; |
1160 | ||
d18c3db5 | 1161 | mptscsih_shutdown(pdev); |
1da177e4 | 1162 | |
0d0c7974 | 1163 | sz1=0; |
1da177e4 | 1164 | |
e8206381 | 1165 | if (ioc->ScsiLookup != NULL) { |
e80b002b | 1166 | sz1 = ioc->req_depth * sizeof(void *); |
e8206381 EM |
1167 | kfree(ioc->ScsiLookup); |
1168 | ioc->ScsiLookup = NULL; | |
0d0c7974 | 1169 | } |
1da177e4 | 1170 | |
e80b002b | 1171 | dprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
0d0c7974 | 1172 | "Free'd ScsiLookup (%d) memory\n", |
e80b002b | 1173 | ioc->name, sz1)); |
1da177e4 | 1174 | |
d485eb83 | 1175 | kfree(hd->info_kbuf); |
1da177e4 | 1176 | |
0d0c7974 MED |
1177 | /* NULL the Scsi_Host pointer |
1178 | */ | |
e80b002b | 1179 | ioc->sh = NULL; |
1da177e4 LT |
1180 | |
1181 | scsi_host_put(host); | |
1da177e4 | 1182 | |
0d0c7974 | 1183 | mpt_detach(pdev); |
c6678e0c | 1184 | |
1da177e4 LT |
1185 | } |
1186 | ||
1187 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1188 | /* | |
1189 | * mptscsih_shutdown - reboot notifier | |
1190 | * | |
1191 | */ | |
0d0c7974 | 1192 | void |
d18c3db5 | 1193 | mptscsih_shutdown(struct pci_dev *pdev) |
1da177e4 | 1194 | { |
1da177e4 LT |
1195 | } |
1196 | ||
1197 | #ifdef CONFIG_PM | |
1198 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1199 | /* | |
0d0c7974 | 1200 | * mptscsih_suspend - Fusion MPT scsi driver suspend routine. |
1da177e4 LT |
1201 | * |
1202 | * | |
1203 | */ | |
0d0c7974 | 1204 | int |
8d189f72 | 1205 | mptscsih_suspend(struct pci_dev *pdev, pm_message_t state) |
1da177e4 | 1206 | { |
4d4109d0 PS |
1207 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
1208 | ||
1209 | scsi_block_requests(ioc->sh); | |
1210 | flush_scheduled_work(); | |
d18c3db5 | 1211 | mptscsih_shutdown(pdev); |
0d0c7974 | 1212 | return mpt_suspend(pdev,state); |
1da177e4 LT |
1213 | } |
1214 | ||
1215 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1216 | /* | |
1217 | * mptscsih_resume - Fusion MPT scsi driver resume routine. | |
1218 | * | |
1219 | * | |
1220 | */ | |
0d0c7974 | 1221 | int |
1da177e4 LT |
1222 | mptscsih_resume(struct pci_dev *pdev) |
1223 | { | |
4d4109d0 PS |
1224 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
1225 | int rc; | |
1226 | ||
1227 | rc = mpt_resume(pdev); | |
1228 | scsi_unblock_requests(ioc->sh); | |
1229 | return rc; | |
1da177e4 LT |
1230 | } |
1231 | ||
1232 | #endif | |
1233 | ||
1da177e4 LT |
1234 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
1235 | /** | |
1236 | * mptscsih_info - Return information about MPT adapter | |
1237 | * @SChost: Pointer to Scsi_Host structure | |
1238 | * | |
1239 | * (linux scsi_host_template.info routine) | |
1240 | * | |
1241 | * Returns pointer to buffer where information was written. | |
1242 | */ | |
0d0c7974 | 1243 | const char * |
1da177e4 LT |
1244 | mptscsih_info(struct Scsi_Host *SChost) |
1245 | { | |
1246 | MPT_SCSI_HOST *h; | |
1247 | int size = 0; | |
1248 | ||
e7eae9f6 | 1249 | h = shost_priv(SChost); |
0d0c7974 | 1250 | |
1da177e4 | 1251 | if (h) { |
0d0c7974 MED |
1252 | if (h->info_kbuf == NULL) |
1253 | if ((h->info_kbuf = kmalloc(0x1000 /* 4Kb */, GFP_KERNEL)) == NULL) | |
1254 | return h->info_kbuf; | |
1255 | h->info_kbuf[0] = '\0'; | |
1256 | ||
1257 | mpt_print_ioc_summary(h->ioc, h->info_kbuf, &size, 0, 0); | |
1258 | h->info_kbuf[size-1] = '\0'; | |
1da177e4 LT |
1259 | } |
1260 | ||
0d0c7974 | 1261 | return h->info_kbuf; |
1da177e4 LT |
1262 | } |
1263 | ||
1264 | struct info_str { | |
1265 | char *buffer; | |
1266 | int length; | |
1267 | int offset; | |
1268 | int pos; | |
1269 | }; | |
1270 | ||
0d0c7974 MED |
1271 | static void |
1272 | mptscsih_copy_mem_info(struct info_str *info, char *data, int len) | |
1da177e4 LT |
1273 | { |
1274 | if (info->pos + len > info->length) | |
1275 | len = info->length - info->pos; | |
1276 | ||
1277 | if (info->pos + len < info->offset) { | |
1278 | info->pos += len; | |
1279 | return; | |
1280 | } | |
1281 | ||
1282 | if (info->pos < info->offset) { | |
1283 | data += (info->offset - info->pos); | |
1284 | len -= (info->offset - info->pos); | |
1285 | } | |
1286 | ||
1287 | if (len > 0) { | |
1288 | memcpy(info->buffer + info->pos, data, len); | |
1289 | info->pos += len; | |
1290 | } | |
1291 | } | |
1292 | ||
0d0c7974 MED |
1293 | static int |
1294 | mptscsih_copy_info(struct info_str *info, char *fmt, ...) | |
1da177e4 LT |
1295 | { |
1296 | va_list args; | |
1297 | char buf[81]; | |
1298 | int len; | |
1299 | ||
1300 | va_start(args, fmt); | |
1301 | len = vsprintf(buf, fmt, args); | |
1302 | va_end(args); | |
1303 | ||
0d0c7974 | 1304 | mptscsih_copy_mem_info(info, buf, len); |
1da177e4 LT |
1305 | return len; |
1306 | } | |
1307 | ||
0d0c7974 MED |
1308 | static int |
1309 | mptscsih_host_info(MPT_ADAPTER *ioc, char *pbuf, off_t offset, int len) | |
1da177e4 LT |
1310 | { |
1311 | struct info_str info; | |
1312 | ||
1313 | info.buffer = pbuf; | |
1314 | info.length = len; | |
1315 | info.offset = offset; | |
1316 | info.pos = 0; | |
1317 | ||
0d0c7974 MED |
1318 | mptscsih_copy_info(&info, "%s: %s, ", ioc->name, ioc->prod_name); |
1319 | mptscsih_copy_info(&info, "%s%08xh, ", MPT_FW_REV_MAGIC_ID_STRING, ioc->facts.FWVersion.Word); | |
1320 | mptscsih_copy_info(&info, "Ports=%d, ", ioc->facts.NumberOfPorts); | |
1321 | mptscsih_copy_info(&info, "MaxQ=%d\n", ioc->req_depth); | |
1da177e4 LT |
1322 | |
1323 | return ((info.pos > info.offset) ? info.pos - info.offset : 0); | |
1324 | } | |
1325 | ||
1326 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1327 | /** | |
1328 | * mptscsih_proc_info - Return information about MPT adapter | |
d9489fb6 RD |
1329 | * @host: scsi host struct |
1330 | * @buffer: if write, user data; if read, buffer for user | |
1331 | * @start: returns the buffer address | |
1332 | * @offset: if write, 0; if read, the current offset into the buffer from | |
1333 | * the previous read. | |
1334 | * @length: if write, return length; | |
1335 | * @func: write = 1; read = 0 | |
1da177e4 LT |
1336 | * |
1337 | * (linux scsi_host_template.info routine) | |
1da177e4 | 1338 | */ |
0d0c7974 | 1339 | int |
1da177e4 LT |
1340 | mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, |
1341 | int length, int func) | |
1342 | { | |
e7eae9f6 | 1343 | MPT_SCSI_HOST *hd = shost_priv(host); |
1da177e4 LT |
1344 | MPT_ADAPTER *ioc = hd->ioc; |
1345 | int size = 0; | |
1346 | ||
1347 | if (func) { | |
c6678e0c CH |
1348 | /* |
1349 | * write is not supported | |
1da177e4 LT |
1350 | */ |
1351 | } else { | |
1352 | if (start) | |
1353 | *start = buffer; | |
1354 | ||
1355 | size = mptscsih_host_info(ioc, buffer, offset, length); | |
1356 | } | |
1357 | ||
1358 | return size; | |
1359 | } | |
1360 | ||
1361 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1362 | #define ADD_INDEX_LOG(req_ent) do { } while(0) | |
1363 | ||
1364 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1365 | /** | |
1366 | * mptscsih_qcmd - Primary Fusion MPT SCSI initiator IO start routine. | |
1367 | * @SCpnt: Pointer to scsi_cmnd structure | |
1368 | * @done: Pointer SCSI mid-layer IO completion function | |
1369 | * | |
1370 | * (linux scsi_host_template.queuecommand routine) | |
1371 | * This is the primary SCSI IO start routine. Create a MPI SCSIIORequest | |
1372 | * from a linux scsi_cmnd request and send it to the IOC. | |
1373 | * | |
1374 | * Returns 0. (rtn value discarded by linux scsi mid-layer) | |
1375 | */ | |
0d0c7974 | 1376 | int |
1da177e4 LT |
1377 | mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) |
1378 | { | |
1379 | MPT_SCSI_HOST *hd; | |
1380 | MPT_FRAME_HDR *mf; | |
1381 | SCSIIORequest_t *pScsiReq; | |
a69de507 | 1382 | VirtDevice *vdevice = SCpnt->device->hostdata; |
1da177e4 LT |
1383 | u32 datalen; |
1384 | u32 scsictl; | |
1385 | u32 scsidir; | |
1386 | u32 cmd_len; | |
1387 | int my_idx; | |
1388 | int ii; | |
6757d6b4 | 1389 | MPT_ADAPTER *ioc; |
1da177e4 | 1390 | |
e7eae9f6 | 1391 | hd = shost_priv(SCpnt->device->host); |
6757d6b4 | 1392 | ioc = hd->ioc; |
1da177e4 LT |
1393 | SCpnt->scsi_done = done; |
1394 | ||
6757d6b4 PS |
1395 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "qcmd: SCpnt=%p, done()=%p\n", |
1396 | ioc->name, SCpnt, done)); | |
1da177e4 | 1397 | |
e7deff33 | 1398 | if (ioc->taskmgmt_quiesce_io) { |
6757d6b4 PS |
1399 | dtmprintk(ioc, printk(MYIOC_s_WARN_FMT "qcmd: SCpnt=%p timeout + 60HZ\n", |
1400 | ioc->name, SCpnt)); | |
1da177e4 LT |
1401 | return SCSI_MLQUEUE_HOST_BUSY; |
1402 | } | |
1403 | ||
1404 | /* | |
1405 | * Put together a MPT SCSI request... | |
1406 | */ | |
e80b002b | 1407 | if ((mf = mpt_get_msg_frame(ioc->DoneCtx, ioc)) == NULL) { |
6757d6b4 PS |
1408 | dprintk(ioc, printk(MYIOC_s_WARN_FMT "QueueCmd, no msg frames!!\n", |
1409 | ioc->name)); | |
1da177e4 LT |
1410 | return SCSI_MLQUEUE_HOST_BUSY; |
1411 | } | |
1412 | ||
1413 | pScsiReq = (SCSIIORequest_t *) mf; | |
1414 | ||
1415 | my_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); | |
1416 | ||
1417 | ADD_INDEX_LOG(my_idx); | |
1418 | ||
0d0c7974 | 1419 | /* TUR's being issued with scsictl=0x02000000 (DATA_IN)! |
1da177e4 LT |
1420 | * Seems we may receive a buffer (datalen>0) even when there |
1421 | * will be no data transfer! GRRRRR... | |
1422 | */ | |
1423 | if (SCpnt->sc_data_direction == DMA_FROM_DEVICE) { | |
1928d73f | 1424 | datalen = scsi_bufflen(SCpnt); |
1da177e4 LT |
1425 | scsidir = MPI_SCSIIO_CONTROL_READ; /* DATA IN (host<--ioc<--dev) */ |
1426 | } else if (SCpnt->sc_data_direction == DMA_TO_DEVICE) { | |
1928d73f | 1427 | datalen = scsi_bufflen(SCpnt); |
1da177e4 LT |
1428 | scsidir = MPI_SCSIIO_CONTROL_WRITE; /* DATA OUT (host-->ioc-->dev) */ |
1429 | } else { | |
1430 | datalen = 0; | |
1431 | scsidir = MPI_SCSIIO_CONTROL_NODATATRANSFER; | |
1432 | } | |
1433 | ||
1434 | /* Default to untagged. Once a target structure has been allocated, | |
1435 | * use the Inquiry data to determine if device supports tagged. | |
1436 | */ | |
a69de507 EM |
1437 | if (vdevice |
1438 | && (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_Q_YES) | |
1da177e4 LT |
1439 | && (SCpnt->device->tagged_supported)) { |
1440 | scsictl = scsidir | MPI_SCSIIO_CONTROL_SIMPLEQ; | |
1441 | } else { | |
1442 | scsictl = scsidir | MPI_SCSIIO_CONTROL_UNTAGGED; | |
1443 | } | |
1444 | ||
1445 | /* Use the above information to set up the message frame | |
1446 | */ | |
a69de507 EM |
1447 | pScsiReq->TargetID = (u8) vdevice->vtarget->id; |
1448 | pScsiReq->Bus = vdevice->vtarget->channel; | |
1da177e4 | 1449 | pScsiReq->ChainOffset = 0; |
a69de507 | 1450 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) |
c92f222e JB |
1451 | pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; |
1452 | else | |
1453 | pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; | |
1da177e4 LT |
1454 | pScsiReq->CDBLength = SCpnt->cmd_len; |
1455 | pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; | |
1456 | pScsiReq->Reserved = 0; | |
14d0f0b0 | 1457 | pScsiReq->MsgFlags = mpt_msg_flags(ioc); |
793955f5 | 1458 | int_to_scsilun(SCpnt->device->lun, (struct scsi_lun *)pScsiReq->LUN); |
1da177e4 LT |
1459 | pScsiReq->Control = cpu_to_le32(scsictl); |
1460 | ||
1461 | /* | |
1462 | * Write SCSI CDB into the message | |
1463 | */ | |
1464 | cmd_len = SCpnt->cmd_len; | |
1465 | for (ii=0; ii < cmd_len; ii++) | |
1466 | pScsiReq->CDB[ii] = SCpnt->cmnd[ii]; | |
1467 | ||
1468 | for (ii=cmd_len; ii < 16; ii++) | |
1469 | pScsiReq->CDB[ii] = 0; | |
1470 | ||
1471 | /* DataLength */ | |
1472 | pScsiReq->DataLength = cpu_to_le32(datalen); | |
1473 | ||
1474 | /* SenseBuffer low address */ | |
e80b002b | 1475 | pScsiReq->SenseBufferLowAddr = cpu_to_le32(ioc->sense_buf_low_dma |
1da177e4 LT |
1476 | + (my_idx * MPT_SENSE_BUFFER_ALLOC)); |
1477 | ||
1478 | /* Now add the SG list | |
1479 | * Always have a SGE even if null length. | |
1480 | */ | |
1481 | if (datalen == 0) { | |
1482 | /* Add a NULL SGE */ | |
14d0f0b0 KD |
1483 | ioc->add_sge((char *)&pScsiReq->SGL, |
1484 | MPT_SGE_FLAGS_SSIMPLE_READ | 0, | |
1da177e4 LT |
1485 | (dma_addr_t) -1); |
1486 | } else { | |
1487 | /* Add a 32 or 64 bit SGE */ | |
e80b002b | 1488 | if (mptscsih_AddSGE(ioc, SCpnt, pScsiReq, my_idx) != SUCCESS) |
1da177e4 LT |
1489 | goto fail; |
1490 | } | |
1491 | ||
3dc0b03f | 1492 | SCpnt->host_scribble = (unsigned char *)mf; |
e8206381 | 1493 | mptscsih_set_scsi_lookup(ioc, my_idx, SCpnt); |
1da177e4 | 1494 | |
e80b002b | 1495 | mpt_put_msg_frame(ioc->DoneCtx, ioc, mf); |
6757d6b4 PS |
1496 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Issued SCSI cmd (%p) mf=%p idx=%d\n", |
1497 | ioc->name, SCpnt, mf, my_idx)); | |
29dd3609 | 1498 | DBG_DUMP_REQUEST_FRAME(ioc, (u32 *)mf); |
1da177e4 LT |
1499 | return 0; |
1500 | ||
1501 | fail: | |
e80b002b EM |
1502 | mptscsih_freeChainBuffers(ioc, my_idx); |
1503 | mpt_free_msg_frame(ioc, mf); | |
1da177e4 LT |
1504 | return SCSI_MLQUEUE_HOST_BUSY; |
1505 | } | |
1506 | ||
1507 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1508 | /* | |
1509 | * mptscsih_freeChainBuffers - Function to free chain buffers associated | |
1510 | * with a SCSI IO request | |
1511 | * @hd: Pointer to the MPT_SCSI_HOST instance | |
1512 | * @req_idx: Index of the SCSI IO request frame. | |
1513 | * | |
1514 | * Called if SG chain buffer allocation fails and mptscsih callbacks. | |
1515 | * No return. | |
1516 | */ | |
1517 | static void | |
1518 | mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx) | |
1519 | { | |
1520 | MPT_FRAME_HDR *chain; | |
1521 | unsigned long flags; | |
1522 | int chain_idx; | |
1523 | int next; | |
1524 | ||
1525 | /* Get the first chain index and reset | |
1526 | * tracker state. | |
1527 | */ | |
1528 | chain_idx = ioc->ReqToChain[req_idx]; | |
1529 | ioc->ReqToChain[req_idx] = MPT_HOST_NO_CHAIN; | |
1530 | ||
1531 | while (chain_idx != MPT_HOST_NO_CHAIN) { | |
1532 | ||
1533 | /* Save the next chain buffer index */ | |
1534 | next = ioc->ChainToChain[chain_idx]; | |
1535 | ||
1536 | /* Free this chain buffer and reset | |
1537 | * tracker | |
1538 | */ | |
1539 | ioc->ChainToChain[chain_idx] = MPT_HOST_NO_CHAIN; | |
1540 | ||
1541 | chain = (MPT_FRAME_HDR *) (ioc->ChainBuffer | |
1542 | + (chain_idx * ioc->req_sz)); | |
1543 | ||
1544 | spin_lock_irqsave(&ioc->FreeQlock, flags); | |
1545 | list_add_tail(&chain->u.frame.linkage.list, &ioc->FreeChainQ); | |
1546 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); | |
1547 | ||
6757d6b4 | 1548 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "FreeChainBuffers (index %d)\n", |
1da177e4 LT |
1549 | ioc->name, chain_idx)); |
1550 | ||
1551 | /* handle next */ | |
1552 | chain_idx = next; | |
1553 | } | |
1554 | return; | |
1555 | } | |
1556 | ||
1557 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1558 | /* | |
1559 | * Reset Handling | |
1560 | */ | |
1561 | ||
1562 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
cd2c6191 | 1563 | /** |
1ba9ab2e KD |
1564 | * mptscsih_IssueTaskMgmt - Generic send Task Management function. |
1565 | * @hd: Pointer to MPT_SCSI_HOST structure | |
1da177e4 | 1566 | * @type: Task Management type |
1544d677 | 1567 | * @channel: channel number for task management |
793955f5 | 1568 | * @id: Logical Target ID for reset (if appropriate) |
1da177e4 LT |
1569 | * @lun: Logical Unit for reset (if appropriate) |
1570 | * @ctx2abort: Context for the task to be aborted (if appropriate) | |
1544d677 RD |
1571 | * @timeout: timeout for task management control |
1572 | * | |
1ba9ab2e KD |
1573 | * Remark: _HardResetHandler can be invoked from an interrupt thread (timer) |
1574 | * or a non-interrupt thread. In the former, must not call schedule(). | |
1da177e4 | 1575 | * |
1ba9ab2e | 1576 | * Not all fields are meaningfull for all task types. |
1da177e4 | 1577 | * |
1ba9ab2e | 1578 | * Returns 0 for SUCCESS, or FAILED. |
1da177e4 | 1579 | * |
cd2c6191 | 1580 | **/ |
663e1aa1 | 1581 | int |
1ba9ab2e KD |
1582 | mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, |
1583 | int ctx2abort, ulong timeout) | |
1da177e4 | 1584 | { |
1ba9ab2e KD |
1585 | MPT_FRAME_HDR *mf; |
1586 | SCSITaskMgmt_t *pScsiTm; | |
1587 | int ii; | |
1588 | int retval; | |
1589 | MPT_ADAPTER *ioc = hd->ioc; | |
1590 | unsigned long timeleft; | |
1591 | u8 issue_hard_reset; | |
1da177e4 | 1592 | u32 ioc_raw_state; |
1ba9ab2e | 1593 | unsigned long time_count; |
1da177e4 | 1594 | |
1ba9ab2e | 1595 | issue_hard_reset = 0; |
e80b002b | 1596 | ioc_raw_state = mpt_GetIocState(ioc, 0); |
1da177e4 | 1597 | |
1da177e4 LT |
1598 | if ((ioc_raw_state & MPI_IOC_STATE_MASK) != MPI_IOC_STATE_OPERATIONAL) { |
1599 | printk(MYIOC_s_WARN_FMT | |
1ba9ab2e | 1600 | "TaskMgmt type=%x: IOC Not operational (0x%x)!\n", |
cd2c6191 | 1601 | ioc->name, type, ioc_raw_state); |
1ba9ab2e KD |
1602 | printk(MYIOC_s_WARN_FMT "Issuing HardReset from %s!!\n", |
1603 | ioc->name, __func__); | |
cd2c6191 | 1604 | if (mpt_HardResetHandler(ioc, CAN_SLEEP) < 0) |
1ba9ab2e | 1605 | printk(MYIOC_s_WARN_FMT "TaskMgmt HardReset " |
29dd3609 | 1606 | "FAILED!!\n", ioc->name); |
1ba9ab2e | 1607 | return 0; |
1da177e4 LT |
1608 | } |
1609 | ||
cd2c6191 EM |
1610 | if (ioc_raw_state & MPI_DOORBELL_ACTIVE) { |
1611 | printk(MYIOC_s_WARN_FMT | |
1ba9ab2e | 1612 | "TaskMgmt type=%x: ioc_state: " |
cd2c6191 EM |
1613 | "DOORBELL_ACTIVE (0x%x)!\n", |
1614 | ioc->name, type, ioc_raw_state); | |
1615 | return FAILED; | |
1da177e4 LT |
1616 | } |
1617 | ||
1ba9ab2e KD |
1618 | mutex_lock(&ioc->taskmgmt_cmds.mutex); |
1619 | if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) { | |
1620 | mf = NULL; | |
1621 | retval = FAILED; | |
1622 | goto out; | |
1623 | } | |
1da177e4 LT |
1624 | |
1625 | /* Return Fail to calling function if no message frames available. | |
1626 | */ | |
e80b002b | 1627 | if ((mf = mpt_get_msg_frame(ioc->TaskCtx, ioc)) == NULL) { |
1ba9ab2e KD |
1628 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
1629 | "TaskMgmt no msg frames!!\n", ioc->name)); | |
1630 | retval = FAILED; | |
1631 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
1632 | goto out; | |
1da177e4 | 1633 | } |
1ba9ab2e | 1634 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n", |
e80b002b | 1635 | ioc->name, mf)); |
1da177e4 LT |
1636 | |
1637 | /* Format the Request | |
1638 | */ | |
1639 | pScsiTm = (SCSITaskMgmt_t *) mf; | |
793955f5 | 1640 | pScsiTm->TargetID = id; |
1da177e4 LT |
1641 | pScsiTm->Bus = channel; |
1642 | pScsiTm->ChainOffset = 0; | |
1643 | pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT; | |
1644 | ||
1645 | pScsiTm->Reserved = 0; | |
1646 | pScsiTm->TaskType = type; | |
1647 | pScsiTm->Reserved1 = 0; | |
1648 | pScsiTm->MsgFlags = (type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) | |
1649 | ? MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION : 0; | |
1650 | ||
793955f5 | 1651 | int_to_scsilun(lun, (struct scsi_lun *)pScsiTm->LUN); |
1da177e4 LT |
1652 | |
1653 | for (ii=0; ii < 7; ii++) | |
1654 | pScsiTm->Reserved2[ii] = 0; | |
1655 | ||
1656 | pScsiTm->TaskMsgContext = ctx2abort; | |
1657 | ||
1ba9ab2e KD |
1658 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt: ctx2abort (0x%08x) " |
1659 | "task_type = 0x%02X, timeout = %ld\n", ioc->name, ctx2abort, | |
1660 | type, timeout)); | |
1da177e4 | 1661 | |
6757d6b4 | 1662 | DBG_DUMP_TM_REQUEST_FRAME(ioc, (u32 *)pScsiTm); |
1da177e4 | 1663 | |
1ba9ab2e KD |
1664 | INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status) |
1665 | time_count = jiffies; | |
e80b002b EM |
1666 | if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) && |
1667 | (ioc->facts.MsgVersion >= MPI_VERSION_01_05)) | |
1668 | mpt_put_msg_frame_hi_pri(ioc->TaskCtx, ioc, mf); | |
7a195f46 | 1669 | else { |
e80b002b | 1670 | retval = mpt_send_handshake_request(ioc->TaskCtx, ioc, |
7a195f46 PS |
1671 | sizeof(SCSITaskMgmt_t), (u32*)pScsiTm, CAN_SLEEP); |
1672 | if (retval) { | |
1ba9ab2e KD |
1673 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
1674 | "TaskMgmt handshake FAILED!(mf=%p, rc=%d) \n", | |
1675 | ioc->name, mf, retval)); | |
1676 | mpt_free_msg_frame(ioc, mf); | |
1677 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
1678 | goto out; | |
7a195f46 | 1679 | } |
1da177e4 LT |
1680 | } |
1681 | ||
1ba9ab2e KD |
1682 | timeleft = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done, |
1683 | timeout*HZ); | |
1684 | if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { | |
1685 | retval = FAILED; | |
1686 | dtmprintk(ioc, printk(MYIOC_s_ERR_FMT | |
1687 | "TaskMgmt TIMED OUT!(mf=%p)\n", ioc->name, mf)); | |
1688 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
1689 | if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) | |
1690 | goto out; | |
1691 | issue_hard_reset = 1; | |
1692 | goto out; | |
1da177e4 LT |
1693 | } |
1694 | ||
1ba9ab2e KD |
1695 | retval = mptscsih_taskmgmt_reply(ioc, type, |
1696 | (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply); | |
cd2c6191 | 1697 | |
1ba9ab2e KD |
1698 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1699 | "TaskMgmt completed (%d seconds)\n", | |
1700 | ioc->name, jiffies_to_msecs(jiffies - time_count)/1000)); | |
cd2c6191 | 1701 | |
1ba9ab2e | 1702 | out: |
cd2c6191 | 1703 | |
1ba9ab2e KD |
1704 | CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status) |
1705 | if (issue_hard_reset) { | |
1706 | printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n", | |
1707 | ioc->name, __func__); | |
1708 | retval = mpt_HardResetHandler(ioc, CAN_SLEEP); | |
1709 | mpt_free_msg_frame(ioc, mf); | |
1710 | } | |
1711 | ||
1712 | retval = (retval == 0) ? 0 : FAILED; | |
1713 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); | |
1714 | return retval; | |
1da177e4 | 1715 | } |
1ba9ab2e | 1716 | EXPORT_SYMBOL(mptscsih_IssueTaskMgmt); |
1da177e4 | 1717 | |
d66c7a0f CH |
1718 | static int |
1719 | mptscsih_get_tm_timeout(MPT_ADAPTER *ioc) | |
1720 | { | |
1721 | switch (ioc->bus_type) { | |
1722 | case FC: | |
1723 | return 40; | |
1724 | case SAS: | |
d66c7a0f CH |
1725 | case SPI: |
1726 | default: | |
22ab019b | 1727 | return 10; |
d66c7a0f CH |
1728 | } |
1729 | } | |
1730 | ||
1da177e4 LT |
1731 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
1732 | /** | |
1733 | * mptscsih_abort - Abort linux scsi_cmnd routine, new_eh variant | |
1734 | * @SCpnt: Pointer to scsi_cmnd structure, IO to be aborted | |
1735 | * | |
1736 | * (linux scsi_host_template.eh_abort_handler routine) | |
1737 | * | |
1738 | * Returns SUCCESS or FAILED. | |
cd2c6191 | 1739 | **/ |
0d0c7974 | 1740 | int |
1da177e4 LT |
1741 | mptscsih_abort(struct scsi_cmnd * SCpnt) |
1742 | { | |
1743 | MPT_SCSI_HOST *hd; | |
1da177e4 LT |
1744 | MPT_FRAME_HDR *mf; |
1745 | u32 ctx2abort; | |
1746 | int scpnt_idx; | |
466544d8 | 1747 | int retval; |
958d4a32 | 1748 | VirtDevice *vdevice; |
3dc0b03f | 1749 | ulong sn = SCpnt->serial_number; |
958d4a32 | 1750 | MPT_ADAPTER *ioc; |
1da177e4 LT |
1751 | |
1752 | /* If we can't locate our host adapter structure, return FAILED status. | |
1753 | */ | |
e7eae9f6 | 1754 | if ((hd = shost_priv(SCpnt->device->host)) == NULL) { |
1da177e4 LT |
1755 | SCpnt->result = DID_RESET << 16; |
1756 | SCpnt->scsi_done(SCpnt); | |
29dd3609 EM |
1757 | printk(KERN_ERR MYNAM ": task abort: " |
1758 | "can't locate host! (sc=%p)\n", SCpnt); | |
1da177e4 LT |
1759 | return FAILED; |
1760 | } | |
1761 | ||
958d4a32 EM |
1762 | ioc = hd->ioc; |
1763 | printk(MYIOC_s_INFO_FMT "attempting task abort! (sc=%p)\n", | |
1764 | ioc->name, SCpnt); | |
1765 | scsi_print_command(SCpnt); | |
1766 | ||
1767 | vdevice = SCpnt->device->hostdata; | |
1768 | if (!vdevice || !vdevice->vtarget) { | |
29dd3609 EM |
1769 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1770 | "task abort: device has been deleted (sc=%p)\n", | |
1771 | ioc->name, SCpnt)); | |
958d4a32 EM |
1772 | SCpnt->result = DID_NO_CONNECT << 16; |
1773 | SCpnt->scsi_done(SCpnt); | |
1774 | retval = 0; | |
1775 | goto out; | |
1776 | } | |
1777 | ||
cc78d30a EM |
1778 | /* Task aborts are not supported for hidden raid components. |
1779 | */ | |
1780 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
29dd3609 EM |
1781 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1782 | "task abort: hidden raid component (sc=%p)\n", | |
1783 | ioc->name, SCpnt)); | |
cc78d30a EM |
1784 | SCpnt->result = DID_RESET << 16; |
1785 | retval = FAILED; | |
1786 | goto out; | |
1787 | } | |
1788 | ||
1da177e4 LT |
1789 | /* Find this command |
1790 | */ | |
e8206381 | 1791 | if ((scpnt_idx = SCPNT_TO_LOOKUP_IDX(ioc, SCpnt)) < 0) { |
466544d8 | 1792 | /* Cmd not found in ScsiLookup. |
1da177e4 LT |
1793 | * Do OS callback. |
1794 | */ | |
1795 | SCpnt->result = DID_RESET << 16; | |
29dd3609 | 1796 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "task abort: " |
958d4a32 EM |
1797 | "Command not in the active list! (sc=%p)\n", ioc->name, |
1798 | SCpnt)); | |
9858ae38 | 1799 | retval = SUCCESS; |
958d4a32 | 1800 | goto out; |
1da177e4 LT |
1801 | } |
1802 | ||
2f187862 KD |
1803 | if (ioc->timeouts < -1) |
1804 | ioc->timeouts++; | |
65207fed | 1805 | |
2f4c782c KD |
1806 | if (mpt_fwfault_debug) |
1807 | mpt_halt_firmware(ioc); | |
1808 | ||
1da177e4 LT |
1809 | /* Most important! Set TaskMsgContext to SCpnt's MsgContext! |
1810 | * (the IO to be ABORT'd) | |
1811 | * | |
1812 | * NOTE: Since we do not byteswap MsgContext, we do not | |
1813 | * swap it here either. It is an opaque cookie to | |
1814 | * the controller, so it does not matter. -DaveM | |
1815 | */ | |
e80b002b | 1816 | mf = MPT_INDEX_2_MFPTR(ioc, scpnt_idx); |
1da177e4 | 1817 | ctx2abort = mf->u.frame.hwhdr.msgctxu.MsgContext; |
1ba9ab2e KD |
1818 | retval = mptscsih_IssueTaskMgmt(hd, |
1819 | MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, | |
1820 | vdevice->vtarget->channel, | |
1821 | vdevice->vtarget->id, vdevice->lun, | |
1822 | ctx2abort, mptscsih_get_tm_timeout(ioc)); | |
1da177e4 | 1823 | |
e8206381 | 1824 | if (SCPNT_TO_LOOKUP_IDX(ioc, SCpnt) == scpnt_idx && |
2f187862 KD |
1825 | SCpnt->serial_number == sn) { |
1826 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
1827 | "task abort: command still in active list! (sc=%p)\n", | |
1828 | ioc->name, SCpnt)); | |
3dc0b03f | 1829 | retval = FAILED; |
2f187862 KD |
1830 | } else { |
1831 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
1832 | "task abort: command cleared from active list! (sc=%p)\n", | |
1833 | ioc->name, SCpnt)); | |
1834 | retval = SUCCESS; | |
1835 | } | |
3dc0b03f | 1836 | |
958d4a32 EM |
1837 | out: |
1838 | printk(MYIOC_s_INFO_FMT "task abort: %s (sc=%p)\n", | |
2f187862 | 1839 | ioc->name, ((retval == SUCCESS) ? "SUCCESS" : "FAILED"), SCpnt); |
1da177e4 | 1840 | |
2f187862 | 1841 | return retval; |
1da177e4 LT |
1842 | } |
1843 | ||
1844 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1845 | /** | |
1846 | * mptscsih_dev_reset - Perform a SCSI TARGET_RESET! new_eh variant | |
1847 | * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to | |
1848 | * | |
1849 | * (linux scsi_host_template.eh_dev_reset_handler routine) | |
1850 | * | |
1851 | * Returns SUCCESS or FAILED. | |
cd2c6191 | 1852 | **/ |
0d0c7974 | 1853 | int |
1da177e4 LT |
1854 | mptscsih_dev_reset(struct scsi_cmnd * SCpnt) |
1855 | { | |
1856 | MPT_SCSI_HOST *hd; | |
466544d8 | 1857 | int retval; |
958d4a32 EM |
1858 | VirtDevice *vdevice; |
1859 | MPT_ADAPTER *ioc; | |
1da177e4 LT |
1860 | |
1861 | /* If we can't locate our host adapter structure, return FAILED status. | |
1862 | */ | |
e7eae9f6 | 1863 | if ((hd = shost_priv(SCpnt->device->host)) == NULL){ |
29dd3609 EM |
1864 | printk(KERN_ERR MYNAM ": target reset: " |
1865 | "Can't locate host! (sc=%p)\n", SCpnt); | |
1da177e4 LT |
1866 | return FAILED; |
1867 | } | |
1868 | ||
958d4a32 EM |
1869 | ioc = hd->ioc; |
1870 | printk(MYIOC_s_INFO_FMT "attempting target reset! (sc=%p)\n", | |
1871 | ioc->name, SCpnt); | |
466544d8 | 1872 | scsi_print_command(SCpnt); |
1da177e4 | 1873 | |
958d4a32 EM |
1874 | vdevice = SCpnt->device->hostdata; |
1875 | if (!vdevice || !vdevice->vtarget) { | |
2f187862 | 1876 | retval = SUCCESS; |
958d4a32 EM |
1877 | goto out; |
1878 | } | |
1879 | ||
cc78d30a EM |
1880 | /* Target reset to hidden raid component is not supported |
1881 | */ | |
1882 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
1883 | retval = FAILED; | |
1884 | goto out; | |
1885 | } | |
1886 | ||
1ba9ab2e KD |
1887 | retval = mptscsih_IssueTaskMgmt(hd, |
1888 | MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, | |
1889 | vdevice->vtarget->channel, | |
1890 | vdevice->vtarget->id, 0, 0, | |
1891 | mptscsih_get_tm_timeout(ioc)); | |
466544d8 | 1892 | |
958d4a32 EM |
1893 | out: |
1894 | printk (MYIOC_s_INFO_FMT "target reset: %s (sc=%p)\n", | |
1895 | ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); | |
466544d8 MED |
1896 | |
1897 | if (retval == 0) | |
1898 | return SUCCESS; | |
cd2c6191 EM |
1899 | else |
1900 | return FAILED; | |
1da177e4 LT |
1901 | } |
1902 | ||
cd2c6191 | 1903 | |
1da177e4 LT |
1904 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
1905 | /** | |
1906 | * mptscsih_bus_reset - Perform a SCSI BUS_RESET! new_eh variant | |
1907 | * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to | |
1908 | * | |
1909 | * (linux scsi_host_template.eh_bus_reset_handler routine) | |
1910 | * | |
1911 | * Returns SUCCESS or FAILED. | |
cd2c6191 | 1912 | **/ |
0d0c7974 | 1913 | int |
1da177e4 LT |
1914 | mptscsih_bus_reset(struct scsi_cmnd * SCpnt) |
1915 | { | |
1916 | MPT_SCSI_HOST *hd; | |
466544d8 | 1917 | int retval; |
a69de507 | 1918 | VirtDevice *vdevice; |
958d4a32 | 1919 | MPT_ADAPTER *ioc; |
1da177e4 LT |
1920 | |
1921 | /* If we can't locate our host adapter structure, return FAILED status. | |
1922 | */ | |
e7eae9f6 | 1923 | if ((hd = shost_priv(SCpnt->device->host)) == NULL){ |
29dd3609 EM |
1924 | printk(KERN_ERR MYNAM ": bus reset: " |
1925 | "Can't locate host! (sc=%p)\n", SCpnt); | |
1da177e4 LT |
1926 | return FAILED; |
1927 | } | |
1928 | ||
958d4a32 EM |
1929 | ioc = hd->ioc; |
1930 | printk(MYIOC_s_INFO_FMT "attempting bus reset! (sc=%p)\n", | |
1931 | ioc->name, SCpnt); | |
466544d8 | 1932 | scsi_print_command(SCpnt); |
1da177e4 | 1933 | |
2f187862 KD |
1934 | if (ioc->timeouts < -1) |
1935 | ioc->timeouts++; | |
1da177e4 | 1936 | |
a69de507 | 1937 | vdevice = SCpnt->device->hostdata; |
2f187862 KD |
1938 | if (!vdevice || !vdevice->vtarget) |
1939 | return SUCCESS; | |
1ba9ab2e KD |
1940 | retval = mptscsih_IssueTaskMgmt(hd, |
1941 | MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, | |
1942 | vdevice->vtarget->channel, 0, 0, 0, | |
1943 | mptscsih_get_tm_timeout(ioc)); | |
1da177e4 | 1944 | |
958d4a32 EM |
1945 | printk(MYIOC_s_INFO_FMT "bus reset: %s (sc=%p)\n", |
1946 | ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); | |
466544d8 MED |
1947 | |
1948 | if (retval == 0) | |
1949 | return SUCCESS; | |
cd2c6191 EM |
1950 | else |
1951 | return FAILED; | |
1da177e4 LT |
1952 | } |
1953 | ||
1954 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
1955 | /** | |
d9489fb6 | 1956 | * mptscsih_host_reset - Perform a SCSI host adapter RESET (new_eh variant) |
1da177e4 LT |
1957 | * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to |
1958 | * | |
1959 | * (linux scsi_host_template.eh_host_reset_handler routine) | |
1960 | * | |
1961 | * Returns SUCCESS or FAILED. | |
1962 | */ | |
0d0c7974 | 1963 | int |
1da177e4 LT |
1964 | mptscsih_host_reset(struct scsi_cmnd *SCpnt) |
1965 | { | |
1966 | MPT_SCSI_HOST * hd; | |
2f187862 | 1967 | int status = SUCCESS; |
958d4a32 | 1968 | MPT_ADAPTER *ioc; |
2f187862 | 1969 | int retval; |
1da177e4 LT |
1970 | |
1971 | /* If we can't locate the host to reset, then we failed. */ | |
e7eae9f6 | 1972 | if ((hd = shost_priv(SCpnt->device->host)) == NULL){ |
29dd3609 EM |
1973 | printk(KERN_ERR MYNAM ": host reset: " |
1974 | "Can't locate host! (sc=%p)\n", SCpnt); | |
1da177e4 LT |
1975 | return FAILED; |
1976 | } | |
1977 | ||
a6da74cb JB |
1978 | /* make sure we have no outstanding commands at this stage */ |
1979 | mptscsih_flush_running_cmds(hd); | |
1980 | ||
958d4a32 EM |
1981 | ioc = hd->ioc; |
1982 | printk(MYIOC_s_INFO_FMT "attempting host reset! (sc=%p)\n", | |
1983 | ioc->name, SCpnt); | |
1da177e4 LT |
1984 | |
1985 | /* If our attempts to reset the host failed, then return a failed | |
1986 | * status. The host will be taken off line by the SCSI mid-layer. | |
1987 | */ | |
2f187862 KD |
1988 | retval = mpt_HardResetHandler(ioc, CAN_SLEEP); |
1989 | if (retval < 0) | |
1990 | status = FAILED; | |
1991 | else | |
1992 | status = SUCCESS; | |
1da177e4 | 1993 | |
958d4a32 EM |
1994 | printk(MYIOC_s_INFO_FMT "host reset: %s (sc=%p)\n", |
1995 | ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); | |
1da177e4 | 1996 | |
2f187862 | 1997 | return status; |
1da177e4 LT |
1998 | } |
1999 | ||
1da177e4 | 2000 | static int |
1ba9ab2e KD |
2001 | mptscsih_taskmgmt_reply(MPT_ADAPTER *ioc, u8 type, |
2002 | SCSITaskMgmtReply_t *pScsiTmReply) | |
1da177e4 | 2003 | { |
1ba9ab2e KD |
2004 | u16 iocstatus; |
2005 | u32 termination_count; | |
2006 | int retval; | |
1da177e4 | 2007 | |
1ba9ab2e KD |
2008 | if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) { |
2009 | retval = FAILED; | |
2010 | goto out; | |
2011 | } | |
1da177e4 | 2012 | |
1ba9ab2e | 2013 | DBG_DUMP_TM_REPLY_FRAME(ioc, (u32 *)pScsiTmReply); |
1da177e4 | 2014 | |
1ba9ab2e KD |
2015 | iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK; |
2016 | termination_count = le32_to_cpu(pScsiTmReply->TerminationCount); | |
1da177e4 | 2017 | |
1ba9ab2e KD |
2018 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
2019 | "TaskMgmt fw_channel = %d, fw_id = %d, task_type = 0x%02X,\n" | |
2020 | "\tiocstatus = 0x%04X, loginfo = 0x%08X, response_code = 0x%02X,\n" | |
2021 | "\tterm_cmnds = %d\n", ioc->name, pScsiTmReply->Bus, | |
2022 | pScsiTmReply->TargetID, type, le16_to_cpu(pScsiTmReply->IOCStatus), | |
2023 | le32_to_cpu(pScsiTmReply->IOCLogInfo), pScsiTmReply->ResponseCode, | |
2024 | termination_count)); | |
2025 | ||
2026 | if (ioc->facts.MsgVersion >= MPI_VERSION_01_05 && | |
2027 | pScsiTmReply->ResponseCode) | |
2028 | mptscsih_taskmgmt_response_code(ioc, | |
2029 | pScsiTmReply->ResponseCode); | |
1da177e4 | 2030 | |
1ba9ab2e KD |
2031 | if (iocstatus == MPI_IOCSTATUS_SUCCESS) { |
2032 | retval = 0; | |
2033 | goto out; | |
2034 | } | |
2035 | ||
2036 | retval = FAILED; | |
2037 | if (type == MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK) { | |
2038 | if (termination_count == 1) | |
2039 | retval = 0; | |
2040 | goto out; | |
2041 | } | |
2042 | ||
2043 | if (iocstatus == MPI_IOCSTATUS_SCSI_TASK_TERMINATED || | |
2044 | iocstatus == MPI_IOCSTATUS_SCSI_IOC_TERMINATED) | |
2045 | retval = 0; | |
2046 | ||
2047 | out: | |
2048 | return retval; | |
1da177e4 LT |
2049 | } |
2050 | ||
9f63bb73 | 2051 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
e7deff33 | 2052 | void |
9f63bb73 ME |
2053 | mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code) |
2054 | { | |
2055 | char *desc; | |
2056 | ||
2057 | switch (response_code) { | |
2058 | case MPI_SCSITASKMGMT_RSP_TM_COMPLETE: | |
2059 | desc = "The task completed."; | |
2060 | break; | |
2061 | case MPI_SCSITASKMGMT_RSP_INVALID_FRAME: | |
2062 | desc = "The IOC received an invalid frame status."; | |
2063 | break; | |
2064 | case MPI_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED: | |
2065 | desc = "The task type is not supported."; | |
2066 | break; | |
2067 | case MPI_SCSITASKMGMT_RSP_TM_FAILED: | |
2068 | desc = "The requested task failed."; | |
2069 | break; | |
2070 | case MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED: | |
2071 | desc = "The task completed successfully."; | |
2072 | break; | |
2073 | case MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN: | |
2074 | desc = "The LUN request is invalid."; | |
2075 | break; | |
2076 | case MPI_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC: | |
2077 | desc = "The task is in the IOC queue and has not been sent to target."; | |
2078 | break; | |
2079 | default: | |
2080 | desc = "unknown"; | |
2081 | break; | |
2082 | } | |
2083 | printk(MYIOC_s_INFO_FMT "Response Code(0x%08x): F/W: %s\n", | |
2084 | ioc->name, response_code, desc); | |
2085 | } | |
e7deff33 | 2086 | EXPORT_SYMBOL(mptscsih_taskmgmt_response_code); |
9f63bb73 | 2087 | |
1da177e4 LT |
2088 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
2089 | /** | |
2090 | * mptscsih_taskmgmt_complete - Registered with Fusion MPT base driver | |
2091 | * @ioc: Pointer to MPT_ADAPTER structure | |
2092 | * @mf: Pointer to SCSI task mgmt request frame | |
2093 | * @mr: Pointer to SCSI task mgmt reply frame | |
2094 | * | |
2095 | * This routine is called from mptbase.c::mpt_interrupt() at the completion | |
2096 | * of any SCSI task management request. | |
2097 | * This routine is registered with the MPT (base) driver at driver | |
2098 | * load/init time via the mpt_register() API call. | |
2099 | * | |
2100 | * Returns 1 indicating alloc'd request frame ptr should be freed. | |
cd2c6191 | 2101 | **/ |
0d0c7974 | 2102 | int |
1ba9ab2e KD |
2103 | mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, |
2104 | MPT_FRAME_HDR *mr) | |
1da177e4 | 2105 | { |
1ba9ab2e KD |
2106 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
2107 | "TaskMgmt completed (mf=%p, mr=%p)\n", ioc->name, mf, mr)); | |
cd2c6191 | 2108 | |
1ba9ab2e | 2109 | ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD; |
6757d6b4 | 2110 | |
1ba9ab2e | 2111 | if (!mr) |
cd2c6191 | 2112 | goto out; |
1da177e4 | 2113 | |
1ba9ab2e KD |
2114 | ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_RF_VALID; |
2115 | memcpy(ioc->taskmgmt_cmds.reply, mr, | |
2116 | min(MPT_DEFAULT_FRAME_SIZE, 4 * mr->u.reply.MsgLength)); | |
cd2c6191 | 2117 | out: |
1ba9ab2e KD |
2118 | if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_PENDING) { |
2119 | mpt_clear_taskmgmt_in_progress_flag(ioc); | |
2120 | ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING; | |
2121 | complete(&ioc->taskmgmt_cmds.done); | |
2122 | return 1; | |
2123 | } | |
2124 | return 0; | |
1da177e4 LT |
2125 | } |
2126 | ||
2127 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2128 | /* | |
2129 | * This is anyones guess quite frankly. | |
2130 | */ | |
0d0c7974 | 2131 | int |
1da177e4 LT |
2132 | mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev, |
2133 | sector_t capacity, int geom[]) | |
2134 | { | |
2135 | int heads; | |
2136 | int sectors; | |
2137 | sector_t cylinders; | |
2138 | ulong dummy; | |
2139 | ||
2140 | heads = 64; | |
2141 | sectors = 32; | |
2142 | ||
2143 | dummy = heads * sectors; | |
2144 | cylinders = capacity; | |
2145 | sector_div(cylinders,dummy); | |
2146 | ||
2147 | /* | |
2148 | * Handle extended translation size for logical drives | |
2149 | * > 1Gb | |
2150 | */ | |
2151 | if ((ulong)capacity >= 0x200000) { | |
2152 | heads = 255; | |
2153 | sectors = 63; | |
2154 | dummy = heads * sectors; | |
2155 | cylinders = capacity; | |
2156 | sector_div(cylinders,dummy); | |
2157 | } | |
2158 | ||
2159 | /* return result */ | |
2160 | geom[0] = heads; | |
2161 | geom[1] = sectors; | |
2162 | geom[2] = cylinders; | |
2163 | ||
1da177e4 LT |
2164 | return 0; |
2165 | } | |
2166 | ||
f44e5461 ME |
2167 | /* Search IOC page 3 to determine if this is hidden physical disk |
2168 | * | |
2169 | */ | |
2170 | int | |
793955f5 | 2171 | mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id) |
f44e5461 | 2172 | { |
b506ade9 | 2173 | struct inactive_raid_component_info *component_info; |
a7938b0b KD |
2174 | int i, j; |
2175 | RaidPhysDiskPage1_t *phys_disk; | |
793955f5 | 2176 | int rc = 0; |
a7938b0b | 2177 | int num_paths; |
f44e5461 | 2178 | |
793955f5 EM |
2179 | if (!ioc->raid_data.pIocPg3) |
2180 | goto out; | |
f44e5461 | 2181 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { |
793955f5 EM |
2182 | if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) && |
2183 | (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) { | |
2184 | rc = 1; | |
2185 | goto out; | |
2186 | } | |
c92f222e JB |
2187 | } |
2188 | ||
a7938b0b KD |
2189 | if (ioc->bus_type != SAS) |
2190 | goto out; | |
2191 | ||
2192 | /* | |
2193 | * Check if dual path | |
2194 | */ | |
2195 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { | |
2196 | num_paths = mpt_raid_phys_disk_get_num_paths(ioc, | |
2197 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum); | |
2198 | if (num_paths < 2) | |
2199 | continue; | |
2200 | phys_disk = kzalloc(offsetof(RaidPhysDiskPage1_t, Path) + | |
2201 | (num_paths * sizeof(RAID_PHYS_DISK1_PATH)), GFP_KERNEL); | |
2202 | if (!phys_disk) | |
2203 | continue; | |
2204 | if ((mpt_raid_phys_disk_pg1(ioc, | |
2205 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum, | |
2206 | phys_disk))) { | |
2207 | kfree(phys_disk); | |
2208 | continue; | |
2209 | } | |
2210 | for (j = 0; j < num_paths; j++) { | |
2211 | if ((phys_disk->Path[j].Flags & | |
2212 | MPI_RAID_PHYSDISK1_FLAG_INVALID)) | |
2213 | continue; | |
2214 | if ((phys_disk->Path[j].Flags & | |
2215 | MPI_RAID_PHYSDISK1_FLAG_BROKEN)) | |
2216 | continue; | |
2217 | if ((id == phys_disk->Path[j].PhysDiskID) && | |
2218 | (channel == phys_disk->Path[j].PhysDiskBus)) { | |
2219 | rc = 1; | |
2220 | kfree(phys_disk); | |
2221 | goto out; | |
2222 | } | |
2223 | } | |
2224 | kfree(phys_disk); | |
2225 | } | |
2226 | ||
2227 | ||
b506ade9 EM |
2228 | /* |
2229 | * Check inactive list for matching phys disks | |
2230 | */ | |
2231 | if (list_empty(&ioc->raid_data.inactive_list)) | |
2232 | goto out; | |
2233 | ||
ed5f606f | 2234 | mutex_lock(&ioc->raid_data.inactive_list_mutex); |
b506ade9 EM |
2235 | list_for_each_entry(component_info, &ioc->raid_data.inactive_list, |
2236 | list) { | |
2237 | if ((component_info->d.PhysDiskID == id) && | |
2238 | (component_info->d.PhysDiskBus == channel)) | |
2239 | rc = 1; | |
2240 | } | |
ed5f606f | 2241 | mutex_unlock(&ioc->raid_data.inactive_list_mutex); |
b506ade9 | 2242 | |
793955f5 EM |
2243 | out: |
2244 | return rc; | |
c7c82987 | 2245 | } |
793955f5 | 2246 | EXPORT_SYMBOL(mptscsih_is_phys_disk); |
c7c82987 | 2247 | |
793955f5 EM |
2248 | u8 |
2249 | mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id) | |
1da177e4 | 2250 | { |
b506ade9 | 2251 | struct inactive_raid_component_info *component_info; |
a7938b0b KD |
2252 | int i, j; |
2253 | RaidPhysDiskPage1_t *phys_disk; | |
793955f5 | 2254 | int rc = -ENXIO; |
a7938b0b | 2255 | int num_paths; |
c92f222e | 2256 | |
793955f5 EM |
2257 | if (!ioc->raid_data.pIocPg3) |
2258 | goto out; | |
2259 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { | |
2260 | if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) && | |
2261 | (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) { | |
2262 | rc = ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum; | |
2263 | goto out; | |
1da177e4 | 2264 | } |
1da177e4 | 2265 | } |
1da177e4 | 2266 | |
a7938b0b KD |
2267 | if (ioc->bus_type != SAS) |
2268 | goto out; | |
2269 | ||
2270 | /* | |
2271 | * Check if dual path | |
2272 | */ | |
2273 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { | |
2274 | num_paths = mpt_raid_phys_disk_get_num_paths(ioc, | |
2275 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum); | |
2276 | if (num_paths < 2) | |
2277 | continue; | |
2278 | phys_disk = kzalloc(offsetof(RaidPhysDiskPage1_t, Path) + | |
2279 | (num_paths * sizeof(RAID_PHYS_DISK1_PATH)), GFP_KERNEL); | |
2280 | if (!phys_disk) | |
2281 | continue; | |
2282 | if ((mpt_raid_phys_disk_pg1(ioc, | |
2283 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum, | |
2284 | phys_disk))) { | |
2285 | kfree(phys_disk); | |
2286 | continue; | |
2287 | } | |
2288 | for (j = 0; j < num_paths; j++) { | |
2289 | if ((phys_disk->Path[j].Flags & | |
2290 | MPI_RAID_PHYSDISK1_FLAG_INVALID)) | |
2291 | continue; | |
2292 | if ((phys_disk->Path[j].Flags & | |
2293 | MPI_RAID_PHYSDISK1_FLAG_BROKEN)) | |
2294 | continue; | |
2295 | if ((id == phys_disk->Path[j].PhysDiskID) && | |
2296 | (channel == phys_disk->Path[j].PhysDiskBus)) { | |
2297 | rc = phys_disk->PhysDiskNum; | |
2298 | kfree(phys_disk); | |
2299 | goto out; | |
2300 | } | |
2301 | } | |
2302 | kfree(phys_disk); | |
2303 | } | |
2304 | ||
b506ade9 EM |
2305 | /* |
2306 | * Check inactive list for matching phys disks | |
2307 | */ | |
2308 | if (list_empty(&ioc->raid_data.inactive_list)) | |
2309 | goto out; | |
2310 | ||
ed5f606f | 2311 | mutex_lock(&ioc->raid_data.inactive_list_mutex); |
b506ade9 EM |
2312 | list_for_each_entry(component_info, &ioc->raid_data.inactive_list, |
2313 | list) { | |
2314 | if ((component_info->d.PhysDiskID == id) && | |
2315 | (component_info->d.PhysDiskBus == channel)) | |
2316 | rc = component_info->d.PhysDiskNum; | |
2317 | } | |
ed5f606f | 2318 | mutex_unlock(&ioc->raid_data.inactive_list_mutex); |
b506ade9 | 2319 | |
793955f5 EM |
2320 | out: |
2321 | return rc; | |
c7c82987 | 2322 | } |
793955f5 | 2323 | EXPORT_SYMBOL(mptscsih_raid_id_to_num); |
1da177e4 | 2324 | |
c7c82987 MED |
2325 | /* |
2326 | * OS entry point to allow for host driver to free allocated memory | |
2327 | * Called if no device present or device being unloaded | |
2328 | */ | |
2329 | void | |
2330 | mptscsih_slave_destroy(struct scsi_device *sdev) | |
2331 | { | |
2332 | struct Scsi_Host *host = sdev->host; | |
e7eae9f6 | 2333 | MPT_SCSI_HOST *hd = shost_priv(host); |
c7c82987 MED |
2334 | VirtTarget *vtarget; |
2335 | VirtDevice *vdevice; | |
2336 | struct scsi_target *starget; | |
2337 | ||
2338 | starget = scsi_target(sdev); | |
2339 | vtarget = starget->hostdata; | |
2340 | vdevice = sdev->hostdata; | |
2341 | ||
2342 | mptscsih_search_running_cmds(hd, vdevice); | |
c7c82987 | 2343 | vtarget->num_luns--; |
c7c82987 MED |
2344 | mptscsih_synchronize_cache(hd, vdevice); |
2345 | kfree(vdevice); | |
2346 | sdev->hostdata = NULL; | |
1da177e4 LT |
2347 | } |
2348 | ||
6e3815ba MED |
2349 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
2350 | /* | |
2351 | * mptscsih_change_queue_depth - This function will set a devices queue depth | |
2352 | * @sdev: per scsi_device pointer | |
2353 | * @qdepth: requested queue depth | |
e881a172 | 2354 | * @reason: calling context |
6e3815ba MED |
2355 | * |
2356 | * Adding support for new 'change_queue_depth' api. | |
2357 | */ | |
2358 | int | |
e881a172 | 2359 | mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) |
1da177e4 | 2360 | { |
e7eae9f6 | 2361 | MPT_SCSI_HOST *hd = shost_priv(sdev->host); |
c7c82987 MED |
2362 | VirtTarget *vtarget; |
2363 | struct scsi_target *starget; | |
2364 | int max_depth; | |
2365 | int tagged; | |
e80b002b | 2366 | MPT_ADAPTER *ioc = hd->ioc; |
1da177e4 | 2367 | |
c7c82987 MED |
2368 | starget = scsi_target(sdev); |
2369 | vtarget = starget->hostdata; | |
6e3815ba | 2370 | |
e881a172 MC |
2371 | if (reason != SCSI_QDEPTH_DEFAULT) |
2372 | return -EOPNOTSUPP; | |
2373 | ||
e80b002b | 2374 | if (ioc->bus_type == SPI) { |
c92f222e | 2375 | if (!(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)) |
1da177e4 | 2376 | max_depth = 1; |
c92f222e JB |
2377 | else if (sdev->type == TYPE_DISK && |
2378 | vtarget->minSyncFactor <= MPT_ULTRA160) | |
2379 | max_depth = MPT_SCSI_CMD_PER_DEV_HIGH; | |
2380 | else | |
2381 | max_depth = MPT_SCSI_CMD_PER_DEV_LOW; | |
1da177e4 | 2382 | } else |
79a3ec1a KD |
2383 | max_depth = ioc->sh->can_queue; |
2384 | ||
2385 | if (!sdev->tagged_supported) | |
2386 | max_depth = 1; | |
1da177e4 LT |
2387 | |
2388 | if (qdepth > max_depth) | |
2389 | qdepth = max_depth; | |
2390 | if (qdepth == 1) | |
2391 | tagged = 0; | |
2392 | else | |
2393 | tagged = MSG_SIMPLE_TAG; | |
2394 | ||
6e3815ba MED |
2395 | scsi_adjust_queue_depth(sdev, tagged, qdepth); |
2396 | return sdev->queue_depth; | |
1da177e4 LT |
2397 | } |
2398 | ||
1da177e4 LT |
2399 | /* |
2400 | * OS entry point to adjust the queue_depths on a per-device basis. | |
2401 | * Called once per device the bus scan. Use it to force the queue_depth | |
2402 | * member to 1 if a device does not support Q tags. | |
2403 | * Return non-zero if fails. | |
2404 | */ | |
0d0c7974 | 2405 | int |
c7c82987 | 2406 | mptscsih_slave_configure(struct scsi_device *sdev) |
1da177e4 | 2407 | { |
c7c82987 MED |
2408 | struct Scsi_Host *sh = sdev->host; |
2409 | VirtTarget *vtarget; | |
2410 | VirtDevice *vdevice; | |
2411 | struct scsi_target *starget; | |
e7eae9f6 | 2412 | MPT_SCSI_HOST *hd = shost_priv(sh); |
e80b002b | 2413 | MPT_ADAPTER *ioc = hd->ioc; |
1da177e4 | 2414 | |
c7c82987 MED |
2415 | starget = scsi_target(sdev); |
2416 | vtarget = starget->hostdata; | |
2417 | vdevice = sdev->hostdata; | |
1da177e4 | 2418 | |
e80b002b | 2419 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
793955f5 | 2420 | "device @ %p, channel=%d, id=%d, lun=%d\n", |
e80b002b EM |
2421 | ioc->name, sdev, sdev->channel, sdev->id, sdev->lun)); |
2422 | if (ioc->bus_type == SPI) | |
2423 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
c7c82987 | 2424 | "sdtr %d wdtr %d ppr %d inq length=%d\n", |
e80b002b | 2425 | ioc->name, sdev->sdtr, sdev->wdtr, |
c7c82987 MED |
2426 | sdev->ppr, sdev->inquiry_len)); |
2427 | ||
793955f5 | 2428 | vdevice->configured_lun = 1; |
1da177e4 | 2429 | |
e80b002b | 2430 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1da177e4 | 2431 | "Queue depth=%d, tflags=%x\n", |
e80b002b | 2432 | ioc->name, sdev->queue_depth, vtarget->tflags)); |
1da177e4 | 2433 | |
e80b002b EM |
2434 | if (ioc->bus_type == SPI) |
2435 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
c7c82987 | 2436 | "negoFlags=%x, maxOffset=%x, SyncFactor=%x\n", |
e80b002b | 2437 | ioc->name, vtarget->negoFlags, vtarget->maxOffset, |
c7c82987 | 2438 | vtarget->minSyncFactor)); |
1da177e4 | 2439 | |
e881a172 MC |
2440 | mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH, |
2441 | SCSI_QDEPTH_DEFAULT); | |
e80b002b | 2442 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
1da177e4 | 2443 | "tagged %d, simple %d, ordered %d\n", |
e80b002b | 2444 | ioc->name,sdev->tagged_supported, sdev->simple_tags, |
c7c82987 | 2445 | sdev->ordered_tags)); |
1da177e4 LT |
2446 | |
2447 | return 0; | |
2448 | } | |
2449 | ||
1da177e4 LT |
2450 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
2451 | /* | |
2452 | * Private routines... | |
2453 | */ | |
2454 | ||
2455 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2456 | /* Utility function to copy sense data from the scsi_cmnd buffer | |
2457 | * to the FC and SCSI target structures. | |
2458 | * | |
2459 | */ | |
2460 | static void | |
0d0c7974 | 2461 | mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply) |
1da177e4 | 2462 | { |
a69de507 | 2463 | VirtDevice *vdevice; |
1da177e4 LT |
2464 | SCSIIORequest_t *pReq; |
2465 | u32 sense_count = le32_to_cpu(pScsiReply->SenseCount); | |
e80b002b | 2466 | MPT_ADAPTER *ioc = hd->ioc; |
1da177e4 LT |
2467 | |
2468 | /* Get target structure | |
2469 | */ | |
2470 | pReq = (SCSIIORequest_t *) mf; | |
a69de507 | 2471 | vdevice = sc->device->hostdata; |
1da177e4 LT |
2472 | |
2473 | if (sense_count) { | |
2474 | u8 *sense_data; | |
2475 | int req_index; | |
2476 | ||
2477 | /* Copy the sense received into the scsi command block. */ | |
2478 | req_index = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); | |
e80b002b | 2479 | sense_data = ((u8 *)ioc->sense_buf_pool + (req_index * MPT_SENSE_BUFFER_ALLOC)); |
1da177e4 LT |
2480 | memcpy(sc->sense_buffer, sense_data, SNS_LEN(sc)); |
2481 | ||
2482 | /* Log SMART data (asc = 0x5D, non-IM case only) if required. | |
2483 | */ | |
e80b002b | 2484 | if ((ioc->events) && (ioc->eventTypes & (1 << MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE))) { |
a69de507 | 2485 | if ((sense_data[12] == 0x5D) && (vdevice->vtarget->raidVolume == 0)) { |
1da177e4 | 2486 | int idx; |
1da177e4 | 2487 | |
5b5ef4f6 | 2488 | idx = ioc->eventContext % MPTCTL_EVENT_LOG_SIZE; |
1da177e4 LT |
2489 | ioc->events[idx].event = MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE; |
2490 | ioc->events[idx].eventContext = ioc->eventContext; | |
2491 | ||
3d9780b9 DJ |
2492 | ioc->events[idx].data[0] = (pReq->LUN[1] << 24) | |
2493 | (MPI_EVENT_SCSI_DEV_STAT_RC_SMART_DATA << 16) | | |
2494 | (sc->device->channel << 8) | sc->device->id; | |
1da177e4 | 2495 | |
3d9780b9 | 2496 | ioc->events[idx].data[1] = (sense_data[13] << 8) | sense_data[12]; |
1da177e4 LT |
2497 | |
2498 | ioc->eventContext++; | |
e80b002b | 2499 | if (ioc->pcidev->vendor == |
786899b0 | 2500 | PCI_VENDOR_ID_IBM) { |
e80b002b | 2501 | mptscsih_issue_sep_command(ioc, |
a69de507 EM |
2502 | vdevice->vtarget, MPI_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT); |
2503 | vdevice->vtarget->tflags |= | |
786899b0 EM |
2504 | MPT_TARGET_FLAGS_LED_ON; |
2505 | } | |
1da177e4 LT |
2506 | } |
2507 | } | |
2508 | } else { | |
e80b002b EM |
2509 | dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Hmmm... SenseData len=0! (?)\n", |
2510 | ioc->name)); | |
1da177e4 LT |
2511 | } |
2512 | } | |
2513 | ||
db7051b2 KD |
2514 | /** |
2515 | * mptscsih_get_scsi_lookup - retrieves scmd entry | |
2516 | * @ioc: Pointer to MPT_ADAPTER structure | |
2517 | * @i: index into the array | |
2518 | * | |
2519 | * Returns the scsi_cmd pointer | |
2520 | */ | |
2521 | struct scsi_cmnd * | |
2522 | mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i) | |
2523 | { | |
2524 | unsigned long flags; | |
2525 | struct scsi_cmnd *scmd; | |
2526 | ||
2527 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
2528 | scmd = ioc->ScsiLookup[i]; | |
2529 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
2530 | ||
2531 | return scmd; | |
2532 | } | |
2533 | EXPORT_SYMBOL(mptscsih_get_scsi_lookup); | |
e8206381 EM |
2534 | |
2535 | /** | |
fc847ab4 | 2536 | * mptscsih_getclear_scsi_lookup - retrieves and clears scmd entry from ScsiLookup[] array list |
2f187862 KD |
2537 | * @ioc: Pointer to MPT_ADAPTER structure |
2538 | * @i: index into the array | |
2539 | * | |
7105a387 | 2540 | * Returns the scsi_cmd pointer |
2f187862 | 2541 | * |
e8206381 EM |
2542 | **/ |
2543 | static struct scsi_cmnd * | |
2544 | mptscsih_getclear_scsi_lookup(MPT_ADAPTER *ioc, int i) | |
2545 | { | |
2546 | unsigned long flags; | |
2547 | struct scsi_cmnd *scmd; | |
2548 | ||
2549 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
2550 | scmd = ioc->ScsiLookup[i]; | |
2551 | ioc->ScsiLookup[i] = NULL; | |
2552 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
2553 | ||
2554 | return scmd; | |
2555 | } | |
2556 | ||
2557 | /** | |
2558 | * mptscsih_set_scsi_lookup | |
2559 | * | |
2560 | * writes a scmd entry into the ScsiLookup[] array list | |
2561 | * | |
2562 | * @ioc: Pointer to MPT_ADAPTER structure | |
2563 | * @i: index into the array | |
2564 | * @scmd: scsi_cmnd pointer | |
2565 | * | |
2566 | **/ | |
2567 | static void | |
2568 | mptscsih_set_scsi_lookup(MPT_ADAPTER *ioc, int i, struct scsi_cmnd *scmd) | |
2569 | { | |
2570 | unsigned long flags; | |
1da177e4 | 2571 | |
e8206381 EM |
2572 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
2573 | ioc->ScsiLookup[i] = scmd; | |
2574 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
2575 | } | |
2576 | ||
2577 | /** | |
23f9b75e | 2578 | * SCPNT_TO_LOOKUP_IDX - searches for a given scmd in the ScsiLookup[] array list |
e8206381 | 2579 | * @ioc: Pointer to MPT_ADAPTER structure |
23f9b75e RD |
2580 | * @sc: scsi_cmnd pointer |
2581 | */ | |
e8206381 EM |
2582 | static int |
2583 | SCPNT_TO_LOOKUP_IDX(MPT_ADAPTER *ioc, struct scsi_cmnd *sc) | |
2584 | { | |
2585 | unsigned long flags; | |
2586 | int i, index=-1; | |
1da177e4 | 2587 | |
e8206381 EM |
2588 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
2589 | for (i = 0; i < ioc->req_depth; i++) { | |
2590 | if (ioc->ScsiLookup[i] == sc) { | |
2591 | index = i; | |
2592 | goto out; | |
1da177e4 LT |
2593 | } |
2594 | } | |
2595 | ||
e8206381 EM |
2596 | out: |
2597 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
2598 | return index; | |
1da177e4 LT |
2599 | } |
2600 | ||
2601 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
0d0c7974 | 2602 | int |
1da177e4 LT |
2603 | mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) |
2604 | { | |
2605 | MPT_SCSI_HOST *hd; | |
1da177e4 | 2606 | |
e7eae9f6 | 2607 | if (ioc->sh == NULL || shost_priv(ioc->sh) == NULL) |
1da177e4 | 2608 | return 0; |
1da177e4 | 2609 | |
37c60f37 KD |
2610 | hd = shost_priv(ioc->sh); |
2611 | switch (reset_phase) { | |
2612 | case MPT_IOC_SETUP_RESET: | |
2613 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2614 | "%s: MPT_IOC_SETUP_RESET\n", ioc->name, __func__)); | |
37c60f37 KD |
2615 | break; |
2616 | case MPT_IOC_PRE_RESET: | |
2617 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2618 | "%s: MPT_IOC_PRE_RESET\n", ioc->name, __func__)); | |
37c60f37 KD |
2619 | mptscsih_flush_running_cmds(hd); |
2620 | break; | |
2621 | case MPT_IOC_POST_RESET: | |
2622 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2623 | "%s: MPT_IOC_POST_RESET\n", ioc->name, __func__)); | |
2624 | if (ioc->internal_cmds.status & MPT_MGMT_STATUS_PENDING) { | |
2625 | ioc->internal_cmds.status |= | |
2626 | MPT_MGMT_STATUS_DID_IOCRESET; | |
2627 | complete(&ioc->internal_cmds.done); | |
1da177e4 | 2628 | } |
37c60f37 KD |
2629 | break; |
2630 | default: | |
2631 | break; | |
1da177e4 | 2632 | } |
1da177e4 LT |
2633 | return 1; /* currently means nothing really */ |
2634 | } | |
2635 | ||
2636 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
0d0c7974 | 2637 | int |
1da177e4 LT |
2638 | mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) |
2639 | { | |
1da177e4 LT |
2640 | u8 event = le32_to_cpu(pEvReply->Event) & 0xFF; |
2641 | ||
37c60f37 KD |
2642 | devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
2643 | "MPT event (=%02Xh) routed to SCSI host driver!\n", | |
2644 | ioc->name, event)); | |
1da177e4 | 2645 | |
2f187862 KD |
2646 | if ((event == MPI_EVENT_IOC_BUS_RESET || |
2647 | event == MPI_EVENT_EXT_BUS_RESET) && | |
2648 | (ioc->bus_type == SPI) && (ioc->soft_resets < -1)) | |
2649 | ioc->soft_resets++; | |
1da177e4 LT |
2650 | |
2651 | return 1; /* currently means nothing really */ | |
2652 | } | |
2653 | ||
1da177e4 LT |
2654 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
2655 | /* | |
2656 | * Bus Scan and Domain Validation functionality ... | |
2657 | */ | |
2658 | ||
2659 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2660 | /* | |
2661 | * mptscsih_scandv_complete - Scan and DV callback routine registered | |
2662 | * to Fustion MPT (base) driver. | |
2663 | * | |
2664 | * @ioc: Pointer to MPT_ADAPTER structure | |
2665 | * @mf: Pointer to original MPT request frame | |
2666 | * @mr: Pointer to MPT reply frame (NULL if TurboReply) | |
2667 | * | |
2668 | * This routine is called from mpt.c::mpt_interrupt() at the completion | |
2669 | * of any SCSI IO request. | |
2670 | * This routine is registered with the Fusion MPT (base) driver at driver | |
2671 | * load/init time via the mpt_register() API call. | |
2672 | * | |
2673 | * Returns 1 indicating alloc'd request frame ptr should be freed. | |
2674 | * | |
2675 | * Remark: Sets a completion code and (possibly) saves sense data | |
2676 | * in the IOC member localReply structure. | |
2677 | * Used ONLY for DV and other internal commands. | |
2678 | */ | |
0d0c7974 | 2679 | int |
37c60f37 KD |
2680 | mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
2681 | MPT_FRAME_HDR *reply) | |
1da177e4 | 2682 | { |
1da177e4 | 2683 | SCSIIORequest_t *pReq; |
37c60f37 KD |
2684 | SCSIIOReply_t *pReply; |
2685 | u8 cmd; | |
1da177e4 | 2686 | u16 req_idx; |
37c60f37 KD |
2687 | u8 *sense_data; |
2688 | int sz; | |
1da177e4 | 2689 | |
37c60f37 KD |
2690 | ioc->internal_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD; |
2691 | ioc->internal_cmds.completion_code = MPT_SCANDV_GOOD; | |
2692 | if (!reply) | |
2693 | goto out; | |
1da177e4 | 2694 | |
37c60f37 KD |
2695 | pReply = (SCSIIOReply_t *) reply; |
2696 | pReq = (SCSIIORequest_t *) req; | |
2697 | ioc->internal_cmds.completion_code = | |
2698 | mptscsih_get_completion_code(ioc, req, reply); | |
2699 | ioc->internal_cmds.status |= MPT_MGMT_STATUS_RF_VALID; | |
2700 | memcpy(ioc->internal_cmds.reply, reply, | |
2701 | min(MPT_DEFAULT_FRAME_SIZE, 4 * reply->u.reply.MsgLength)); | |
2702 | cmd = reply->u.hdr.Function; | |
2703 | if (((cmd == MPI_FUNCTION_SCSI_IO_REQUEST) || | |
2704 | (cmd == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) && | |
2705 | (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID)) { | |
2706 | req_idx = le16_to_cpu(req->u.frame.hwhdr.msgctxu.fld.req_idx); | |
2707 | sense_data = ((u8 *)ioc->sense_buf_pool + | |
2708 | (req_idx * MPT_SENSE_BUFFER_ALLOC)); | |
2709 | sz = min_t(int, pReq->SenseBufferLength, | |
2710 | MPT_SENSE_BUFFER_ALLOC); | |
2711 | memcpy(ioc->internal_cmds.sense, sense_data, sz); | |
1da177e4 | 2712 | } |
37c60f37 KD |
2713 | out: |
2714 | if (!(ioc->internal_cmds.status & MPT_MGMT_STATUS_PENDING)) | |
2715 | return 0; | |
2716 | ioc->internal_cmds.status &= ~MPT_MGMT_STATUS_PENDING; | |
2717 | complete(&ioc->internal_cmds.done); | |
1da177e4 LT |
2718 | return 1; |
2719 | } | |
2720 | ||
1da177e4 | 2721 | |
37c60f37 KD |
2722 | /** |
2723 | * mptscsih_get_completion_code - | |
2724 | * @ioc: Pointer to MPT_ADAPTER structure | |
9cf46a35 RD |
2725 | * @req: Pointer to original MPT request frame |
2726 | * @reply: Pointer to MPT reply frame (NULL if TurboReply) | |
37c60f37 KD |
2727 | * |
2728 | **/ | |
2729 | static int | |
2730 | mptscsih_get_completion_code(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, | |
2731 | MPT_FRAME_HDR *reply) | |
2732 | { | |
2733 | SCSIIOReply_t *pReply; | |
2734 | MpiRaidActionReply_t *pr; | |
2735 | u8 scsi_status; | |
2736 | u16 status; | |
2737 | int completion_code; | |
2738 | ||
2739 | pReply = (SCSIIOReply_t *)reply; | |
2740 | status = le16_to_cpu(pReply->IOCStatus) & MPI_IOCSTATUS_MASK; | |
2741 | scsi_status = pReply->SCSIStatus; | |
2742 | ||
2743 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2744 | "IOCStatus=%04xh, SCSIState=%02xh, SCSIStatus=%02xh," | |
2745 | "IOCLogInfo=%08xh\n", ioc->name, status, pReply->SCSIState, | |
2746 | scsi_status, le32_to_cpu(pReply->IOCLogInfo))); | |
2747 | ||
2748 | switch (status) { | |
2749 | ||
2750 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */ | |
2751 | completion_code = MPT_SCANDV_SELECTION_TIMEOUT; | |
2752 | break; | |
2753 | ||
2754 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */ | |
2755 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */ | |
2756 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */ | |
2757 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */ | |
2758 | completion_code = MPT_SCANDV_DID_RESET; | |
2759 | break; | |
2760 | ||
2761 | case MPI_IOCSTATUS_BUSY: | |
2762 | case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: | |
2763 | completion_code = MPT_SCANDV_BUSY; | |
2764 | break; | |
2765 | ||
2766 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */ | |
2767 | case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */ | |
2768 | case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */ | |
2769 | if (pReply->Function == MPI_FUNCTION_CONFIG) { | |
2770 | completion_code = MPT_SCANDV_GOOD; | |
2771 | } else if (pReply->Function == MPI_FUNCTION_RAID_ACTION) { | |
2772 | pr = (MpiRaidActionReply_t *)reply; | |
2773 | if (le16_to_cpu(pr->ActionStatus) == | |
2774 | MPI_RAID_ACTION_ASTATUS_SUCCESS) | |
2775 | completion_code = MPT_SCANDV_GOOD; | |
2776 | else | |
2777 | completion_code = MPT_SCANDV_SOME_ERROR; | |
2778 | } else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID) | |
2779 | completion_code = MPT_SCANDV_SENSE; | |
2780 | else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_FAILED) { | |
2781 | if (req->u.scsireq.CDB[0] == INQUIRY) | |
2782 | completion_code = MPT_SCANDV_ISSUE_SENSE; | |
2783 | else | |
2784 | completion_code = MPT_SCANDV_DID_RESET; | |
2785 | } else if (pReply->SCSIState & MPI_SCSI_STATE_NO_SCSI_STATUS) | |
2786 | completion_code = MPT_SCANDV_DID_RESET; | |
2787 | else if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED) | |
2788 | completion_code = MPT_SCANDV_DID_RESET; | |
2789 | else if (scsi_status == MPI_SCSI_STATUS_BUSY) | |
2790 | completion_code = MPT_SCANDV_BUSY; | |
2791 | else | |
2792 | completion_code = MPT_SCANDV_GOOD; | |
2793 | break; | |
2794 | ||
2795 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */ | |
2796 | if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED) | |
2797 | completion_code = MPT_SCANDV_DID_RESET; | |
2798 | else | |
2799 | completion_code = MPT_SCANDV_SOME_ERROR; | |
2800 | break; | |
2801 | default: | |
2802 | completion_code = MPT_SCANDV_SOME_ERROR; | |
2803 | break; | |
2804 | ||
2805 | } /* switch(status) */ | |
2806 | ||
2807 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2808 | " completionCode set to %08xh\n", ioc->name, completion_code)); | |
2809 | return completion_code; | |
2810 | } | |
1da177e4 LT |
2811 | |
2812 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ | |
2813 | /** | |
2814 | * mptscsih_do_cmd - Do internal command. | |
2815 | * @hd: MPT_SCSI_HOST pointer | |
2816 | * @io: INTERNAL_CMD pointer. | |
2817 | * | |
2818 | * Issue the specified internally generated command and do command | |
2819 | * specific cleanup. For bus scan / DV only. | |
2820 | * NOTES: If command is Inquiry and status is good, | |
2821 | * initialize a target structure, save the data | |
2822 | * | |
2823 | * Remark: Single threaded access only. | |
2824 | * | |
2825 | * Return: | |
2826 | * < 0 if an illegal command or no resources | |
2827 | * | |
2828 | * 0 if good | |
2829 | * | |
2830 | * > 0 if command complete but some type of completion error. | |
2831 | */ | |
2832 | static int | |
2833 | mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) | |
2834 | { | |
2835 | MPT_FRAME_HDR *mf; | |
2836 | SCSIIORequest_t *pScsiReq; | |
1da177e4 | 2837 | int my_idx, ii, dir; |
37c60f37 | 2838 | int timeout; |
1da177e4 LT |
2839 | char cmdLen; |
2840 | char CDB[]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; | |
37c60f37 KD |
2841 | u8 cmd = io->cmd; |
2842 | MPT_ADAPTER *ioc = hd->ioc; | |
2843 | int ret = 0; | |
2844 | unsigned long timeleft; | |
2845 | unsigned long flags; | |
1da177e4 | 2846 | |
1ba9ab2e KD |
2847 | /* don't send internal command during diag reset */ |
2848 | spin_lock_irqsave(&ioc->taskmgmt_lock, flags); | |
2849 | if (ioc->ioc_reset_in_progress) { | |
2850 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); | |
2851 | dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
2852 | "%s: busy with host reset\n", ioc->name, __func__)); | |
2853 | return MPT_SCANDV_BUSY; | |
2854 | } | |
2855 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); | |
2856 | ||
37c60f37 | 2857 | mutex_lock(&ioc->internal_cmds.mutex); |
1da177e4 LT |
2858 | |
2859 | /* Set command specific information | |
2860 | */ | |
2861 | switch (cmd) { | |
2862 | case INQUIRY: | |
2863 | cmdLen = 6; | |
2864 | dir = MPI_SCSIIO_CONTROL_READ; | |
2865 | CDB[0] = cmd; | |
2866 | CDB[4] = io->size; | |
37c60f37 | 2867 | timeout = 10; |
1da177e4 LT |
2868 | break; |
2869 | ||
2870 | case TEST_UNIT_READY: | |
2871 | cmdLen = 6; | |
2872 | dir = MPI_SCSIIO_CONTROL_READ; | |
37c60f37 | 2873 | timeout = 10; |
1da177e4 LT |
2874 | break; |
2875 | ||
2876 | case START_STOP: | |
2877 | cmdLen = 6; | |
2878 | dir = MPI_SCSIIO_CONTROL_READ; | |
2879 | CDB[0] = cmd; | |
2880 | CDB[4] = 1; /*Spin up the disk */ | |
37c60f37 | 2881 | timeout = 15; |
1da177e4 LT |
2882 | break; |
2883 | ||
2884 | case REQUEST_SENSE: | |
2885 | cmdLen = 6; | |
2886 | CDB[0] = cmd; | |
2887 | CDB[4] = io->size; | |
2888 | dir = MPI_SCSIIO_CONTROL_READ; | |
37c60f37 | 2889 | timeout = 10; |
1da177e4 LT |
2890 | break; |
2891 | ||
2892 | case READ_BUFFER: | |
2893 | cmdLen = 10; | |
2894 | dir = MPI_SCSIIO_CONTROL_READ; | |
2895 | CDB[0] = cmd; | |
2896 | if (io->flags & MPT_ICFLAG_ECHO) { | |
2897 | CDB[1] = 0x0A; | |
2898 | } else { | |
2899 | CDB[1] = 0x02; | |
2900 | } | |
2901 | ||
2902 | if (io->flags & MPT_ICFLAG_BUF_CAP) { | |
2903 | CDB[1] |= 0x01; | |
2904 | } | |
2905 | CDB[6] = (io->size >> 16) & 0xFF; | |
2906 | CDB[7] = (io->size >> 8) & 0xFF; | |
2907 | CDB[8] = io->size & 0xFF; | |
37c60f37 | 2908 | timeout = 10; |
1da177e4 LT |
2909 | break; |
2910 | ||
2911 | case WRITE_BUFFER: | |
2912 | cmdLen = 10; | |
2913 | dir = MPI_SCSIIO_CONTROL_WRITE; | |
2914 | CDB[0] = cmd; | |
2915 | if (io->flags & MPT_ICFLAG_ECHO) { | |
2916 | CDB[1] = 0x0A; | |
2917 | } else { | |
2918 | CDB[1] = 0x02; | |
2919 | } | |
2920 | CDB[6] = (io->size >> 16) & 0xFF; | |
2921 | CDB[7] = (io->size >> 8) & 0xFF; | |
2922 | CDB[8] = io->size & 0xFF; | |
37c60f37 | 2923 | timeout = 10; |
1da177e4 LT |
2924 | break; |
2925 | ||
2926 | case RESERVE: | |
2927 | cmdLen = 6; | |
2928 | dir = MPI_SCSIIO_CONTROL_READ; | |
2929 | CDB[0] = cmd; | |
37c60f37 | 2930 | timeout = 10; |
1da177e4 LT |
2931 | break; |
2932 | ||
2933 | case RELEASE: | |
2934 | cmdLen = 6; | |
2935 | dir = MPI_SCSIIO_CONTROL_READ; | |
2936 | CDB[0] = cmd; | |
37c60f37 | 2937 | timeout = 10; |
1da177e4 LT |
2938 | break; |
2939 | ||
2940 | case SYNCHRONIZE_CACHE: | |
2941 | cmdLen = 10; | |
2942 | dir = MPI_SCSIIO_CONTROL_READ; | |
2943 | CDB[0] = cmd; | |
2944 | // CDB[1] = 0x02; /* set immediate bit */ | |
37c60f37 | 2945 | timeout = 10; |
1da177e4 LT |
2946 | break; |
2947 | ||
2948 | default: | |
2949 | /* Error Case */ | |
37c60f37 KD |
2950 | ret = -EFAULT; |
2951 | goto out; | |
1da177e4 LT |
2952 | } |
2953 | ||
2954 | /* Get and Populate a free Frame | |
37c60f37 | 2955 | * MsgContext set in mpt_get_msg_frame call |
1da177e4 | 2956 | */ |
e80b002b | 2957 | if ((mf = mpt_get_msg_frame(ioc->InternalCtx, ioc)) == NULL) { |
37c60f37 KD |
2958 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s: No msg frames!\n", |
2959 | ioc->name, __func__)); | |
2960 | ret = MPT_SCANDV_BUSY; | |
2961 | goto out; | |
1da177e4 LT |
2962 | } |
2963 | ||
2964 | pScsiReq = (SCSIIORequest_t *) mf; | |
2965 | ||
2966 | /* Get the request index */ | |
2967 | my_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); | |
2968 | ADD_INDEX_LOG(my_idx); /* for debug */ | |
2969 | ||
2970 | if (io->flags & MPT_ICFLAG_PHYS_DISK) { | |
2971 | pScsiReq->TargetID = io->physDiskNum; | |
2972 | pScsiReq->Bus = 0; | |
2973 | pScsiReq->ChainOffset = 0; | |
2974 | pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; | |
2975 | } else { | |
2976 | pScsiReq->TargetID = io->id; | |
793955f5 | 2977 | pScsiReq->Bus = io->channel; |
1da177e4 LT |
2978 | pScsiReq->ChainOffset = 0; |
2979 | pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; | |
2980 | } | |
2981 | ||
2982 | pScsiReq->CDBLength = cmdLen; | |
2983 | pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; | |
2984 | ||
2985 | pScsiReq->Reserved = 0; | |
2986 | ||
14d0f0b0 | 2987 | pScsiReq->MsgFlags = mpt_msg_flags(ioc); |
1da177e4 LT |
2988 | /* MsgContext set in mpt_get_msg_fram call */ |
2989 | ||
793955f5 | 2990 | int_to_scsilun(io->lun, (struct scsi_lun *)pScsiReq->LUN); |
1da177e4 LT |
2991 | |
2992 | if (io->flags & MPT_ICFLAG_TAGGED_CMD) | |
2993 | pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_SIMPLEQ); | |
2994 | else | |
2995 | pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_UNTAGGED); | |
2996 | ||
2997 | if (cmd == REQUEST_SENSE) { | |
2998 | pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_UNTAGGED); | |
37c60f37 KD |
2999 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
3000 | "%s: Untagged! 0x%02x\n", ioc->name, __func__, cmd)); | |
1da177e4 LT |
3001 | } |
3002 | ||
37c60f37 | 3003 | for (ii = 0; ii < 16; ii++) |
1da177e4 LT |
3004 | pScsiReq->CDB[ii] = CDB[ii]; |
3005 | ||
3006 | pScsiReq->DataLength = cpu_to_le32(io->size); | |
e80b002b | 3007 | pScsiReq->SenseBufferLowAddr = cpu_to_le32(ioc->sense_buf_low_dma |
1da177e4 LT |
3008 | + (my_idx * MPT_SENSE_BUFFER_ALLOC)); |
3009 | ||
37c60f37 KD |
3010 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
3011 | "%s: Sending Command 0x%02x for fw_channel=%d fw_id=%d lun=%d\n", | |
3012 | ioc->name, __func__, cmd, io->channel, io->id, io->lun)); | |
1da177e4 | 3013 | |
37c60f37 | 3014 | if (dir == MPI_SCSIIO_CONTROL_READ) |
14d0f0b0 | 3015 | ioc->add_sge((char *) &pScsiReq->SGL, |
37c60f37 KD |
3016 | MPT_SGE_FLAGS_SSIMPLE_READ | io->size, io->data_dma); |
3017 | else | |
14d0f0b0 | 3018 | ioc->add_sge((char *) &pScsiReq->SGL, |
37c60f37 | 3019 | MPT_SGE_FLAGS_SSIMPLE_WRITE | io->size, io->data_dma); |
1da177e4 | 3020 | |
37c60f37 | 3021 | INITIALIZE_MGMT_STATUS(ioc->internal_cmds.status) |
e80b002b | 3022 | mpt_put_msg_frame(ioc->InternalCtx, ioc, mf); |
37c60f37 KD |
3023 | timeleft = wait_for_completion_timeout(&ioc->internal_cmds.done, |
3024 | timeout*HZ); | |
3025 | if (!(ioc->internal_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { | |
3026 | ret = MPT_SCANDV_DID_RESET; | |
3027 | dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT | |
3028 | "%s: TIMED OUT for cmd=0x%02x\n", ioc->name, __func__, | |
3029 | cmd)); | |
3030 | if (ioc->internal_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) { | |
3031 | mpt_free_msg_frame(ioc, mf); | |
3032 | goto out; | |
3033 | } | |
3034 | if (!timeleft) { | |
3035 | printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n", | |
3036 | ioc->name, __func__); | |
3037 | mpt_HardResetHandler(ioc, CAN_SLEEP); | |
3038 | mpt_free_msg_frame(ioc, mf); | |
3039 | } | |
3040 | goto out; | |
1da177e4 LT |
3041 | } |
3042 | ||
37c60f37 KD |
3043 | ret = ioc->internal_cmds.completion_code; |
3044 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: success, rc=0x%02x\n", | |
3045 | ioc->name, __func__, ret)); | |
3046 | ||
3047 | out: | |
3048 | CLEAR_MGMT_STATUS(ioc->internal_cmds.status) | |
3049 | mutex_unlock(&ioc->internal_cmds.mutex); | |
3050 | return ret; | |
1da177e4 LT |
3051 | } |
3052 | ||
c7c82987 MED |
3053 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
3054 | /** | |
3055 | * mptscsih_synchronize_cache - Send SYNCHRONIZE_CACHE to all disks. | |
3056 | * @hd: Pointer to a SCSI HOST structure | |
d9489fb6 | 3057 | * @vdevice: virtual target device |
c7c82987 MED |
3058 | * |
3059 | * Uses the ISR, but with special processing. | |
3060 | * MUST be single-threaded. | |
3061 | * | |
3062 | */ | |
3063 | static void | |
3064 | mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice) | |
3065 | { | |
3066 | INTERNAL_CMD iocmd; | |
1da177e4 | 3067 | |
cc78d30a EM |
3068 | /* Ignore hidden raid components, this is handled when the command |
3069 | * is sent to the volume | |
3070 | */ | |
3071 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) | |
3072 | return; | |
3073 | ||
3074 | if (vdevice->vtarget->type != TYPE_DISK || vdevice->vtarget->deleted || | |
3075 | !vdevice->configured_lun) | |
3076 | return; | |
3077 | ||
c7c82987 MED |
3078 | /* Following parameters will not change |
3079 | * in this routine. | |
3080 | */ | |
3081 | iocmd.cmd = SYNCHRONIZE_CACHE; | |
3082 | iocmd.flags = 0; | |
3083 | iocmd.physDiskNum = -1; | |
3084 | iocmd.data = NULL; | |
3085 | iocmd.data_dma = -1; | |
3086 | iocmd.size = 0; | |
3087 | iocmd.rsvd = iocmd.rsvd2 = 0; | |
793955f5 EM |
3088 | iocmd.channel = vdevice->vtarget->channel; |
3089 | iocmd.id = vdevice->vtarget->id; | |
3090 | iocmd.lun = vdevice->lun; | |
1da177e4 | 3091 | |
cc78d30a | 3092 | mptscsih_do_cmd(hd, &iocmd); |
1da177e4 LT |
3093 | } |
3094 | ||
edb9068d | 3095 | static ssize_t |
ee959b00 TJ |
3096 | mptscsih_version_fw_show(struct device *dev, struct device_attribute *attr, |
3097 | char *buf) | |
edb9068d | 3098 | { |
ee959b00 | 3099 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3100 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3101 | MPT_ADAPTER *ioc = hd->ioc; |
3102 | ||
3103 | return snprintf(buf, PAGE_SIZE, "%02d.%02d.%02d.%02d\n", | |
3104 | (ioc->facts.FWVersion.Word & 0xFF000000) >> 24, | |
3105 | (ioc->facts.FWVersion.Word & 0x00FF0000) >> 16, | |
3106 | (ioc->facts.FWVersion.Word & 0x0000FF00) >> 8, | |
3107 | ioc->facts.FWVersion.Word & 0x000000FF); | |
3108 | } | |
ee959b00 | 3109 | static DEVICE_ATTR(version_fw, S_IRUGO, mptscsih_version_fw_show, NULL); |
edb9068d PS |
3110 | |
3111 | static ssize_t | |
ee959b00 TJ |
3112 | mptscsih_version_bios_show(struct device *dev, struct device_attribute *attr, |
3113 | char *buf) | |
edb9068d | 3114 | { |
ee959b00 | 3115 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3116 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3117 | MPT_ADAPTER *ioc = hd->ioc; |
3118 | ||
3119 | return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x\n", | |
3120 | (ioc->biosVersion & 0xFF000000) >> 24, | |
3121 | (ioc->biosVersion & 0x00FF0000) >> 16, | |
3122 | (ioc->biosVersion & 0x0000FF00) >> 8, | |
3123 | ioc->biosVersion & 0x000000FF); | |
3124 | } | |
ee959b00 | 3125 | static DEVICE_ATTR(version_bios, S_IRUGO, mptscsih_version_bios_show, NULL); |
edb9068d PS |
3126 | |
3127 | static ssize_t | |
ee959b00 TJ |
3128 | mptscsih_version_mpi_show(struct device *dev, struct device_attribute *attr, |
3129 | char *buf) | |
edb9068d | 3130 | { |
ee959b00 | 3131 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3132 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3133 | MPT_ADAPTER *ioc = hd->ioc; |
3134 | ||
3135 | return snprintf(buf, PAGE_SIZE, "%03x\n", ioc->facts.MsgVersion); | |
3136 | } | |
ee959b00 | 3137 | static DEVICE_ATTR(version_mpi, S_IRUGO, mptscsih_version_mpi_show, NULL); |
edb9068d PS |
3138 | |
3139 | static ssize_t | |
ee959b00 TJ |
3140 | mptscsih_version_product_show(struct device *dev, |
3141 | struct device_attribute *attr, | |
3142 | char *buf) | |
edb9068d | 3143 | { |
ee959b00 | 3144 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3145 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3146 | MPT_ADAPTER *ioc = hd->ioc; |
3147 | ||
3148 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->prod_name); | |
3149 | } | |
ee959b00 | 3150 | static DEVICE_ATTR(version_product, S_IRUGO, |
edb9068d PS |
3151 | mptscsih_version_product_show, NULL); |
3152 | ||
3153 | static ssize_t | |
ee959b00 TJ |
3154 | mptscsih_version_nvdata_persistent_show(struct device *dev, |
3155 | struct device_attribute *attr, | |
3156 | char *buf) | |
edb9068d | 3157 | { |
ee959b00 | 3158 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3159 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3160 | MPT_ADAPTER *ioc = hd->ioc; |
3161 | ||
3162 | return snprintf(buf, PAGE_SIZE, "%02xh\n", | |
3163 | ioc->nvdata_version_persistent); | |
3164 | } | |
ee959b00 | 3165 | static DEVICE_ATTR(version_nvdata_persistent, S_IRUGO, |
edb9068d PS |
3166 | mptscsih_version_nvdata_persistent_show, NULL); |
3167 | ||
3168 | static ssize_t | |
ee959b00 TJ |
3169 | mptscsih_version_nvdata_default_show(struct device *dev, |
3170 | struct device_attribute *attr, char *buf) | |
edb9068d | 3171 | { |
ee959b00 | 3172 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3173 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3174 | MPT_ADAPTER *ioc = hd->ioc; |
3175 | ||
3176 | return snprintf(buf, PAGE_SIZE, "%02xh\n",ioc->nvdata_version_default); | |
3177 | } | |
ee959b00 | 3178 | static DEVICE_ATTR(version_nvdata_default, S_IRUGO, |
edb9068d PS |
3179 | mptscsih_version_nvdata_default_show, NULL); |
3180 | ||
3181 | static ssize_t | |
ee959b00 TJ |
3182 | mptscsih_board_name_show(struct device *dev, struct device_attribute *attr, |
3183 | char *buf) | |
edb9068d | 3184 | { |
ee959b00 | 3185 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3186 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3187 | MPT_ADAPTER *ioc = hd->ioc; |
3188 | ||
3189 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_name); | |
3190 | } | |
ee959b00 | 3191 | static DEVICE_ATTR(board_name, S_IRUGO, mptscsih_board_name_show, NULL); |
edb9068d PS |
3192 | |
3193 | static ssize_t | |
ee959b00 TJ |
3194 | mptscsih_board_assembly_show(struct device *dev, |
3195 | struct device_attribute *attr, char *buf) | |
edb9068d | 3196 | { |
ee959b00 | 3197 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3198 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3199 | MPT_ADAPTER *ioc = hd->ioc; |
3200 | ||
3201 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_assembly); | |
3202 | } | |
ee959b00 | 3203 | static DEVICE_ATTR(board_assembly, S_IRUGO, |
edb9068d PS |
3204 | mptscsih_board_assembly_show, NULL); |
3205 | ||
3206 | static ssize_t | |
ee959b00 TJ |
3207 | mptscsih_board_tracer_show(struct device *dev, 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, "%s\n", ioc->board_tracer); | |
3215 | } | |
ee959b00 | 3216 | static DEVICE_ATTR(board_tracer, S_IRUGO, |
edb9068d PS |
3217 | mptscsih_board_tracer_show, NULL); |
3218 | ||
3219 | static ssize_t | |
ee959b00 TJ |
3220 | mptscsih_io_delay_show(struct device *dev, struct device_attribute *attr, |
3221 | char *buf) | |
edb9068d | 3222 | { |
ee959b00 | 3223 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3224 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3225 | MPT_ADAPTER *ioc = hd->ioc; |
3226 | ||
3227 | return snprintf(buf, PAGE_SIZE, "%02d\n", ioc->io_missing_delay); | |
3228 | } | |
ee959b00 | 3229 | static DEVICE_ATTR(io_delay, S_IRUGO, |
edb9068d PS |
3230 | mptscsih_io_delay_show, NULL); |
3231 | ||
3232 | static ssize_t | |
ee959b00 TJ |
3233 | mptscsih_device_delay_show(struct device *dev, struct device_attribute *attr, |
3234 | char *buf) | |
edb9068d | 3235 | { |
ee959b00 | 3236 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3237 | MPT_SCSI_HOST *hd = shost_priv(host); |
edb9068d PS |
3238 | MPT_ADAPTER *ioc = hd->ioc; |
3239 | ||
3240 | return snprintf(buf, PAGE_SIZE, "%02d\n", ioc->device_missing_delay); | |
3241 | } | |
ee959b00 | 3242 | static DEVICE_ATTR(device_delay, S_IRUGO, |
edb9068d PS |
3243 | mptscsih_device_delay_show, NULL); |
3244 | ||
6757d6b4 | 3245 | static ssize_t |
ee959b00 TJ |
3246 | mptscsih_debug_level_show(struct device *dev, struct device_attribute *attr, |
3247 | char *buf) | |
6757d6b4 | 3248 | { |
ee959b00 | 3249 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3250 | MPT_SCSI_HOST *hd = shost_priv(host); |
6757d6b4 PS |
3251 | MPT_ADAPTER *ioc = hd->ioc; |
3252 | ||
3253 | return snprintf(buf, PAGE_SIZE, "%08xh\n", ioc->debug_level); | |
3254 | } | |
3255 | static ssize_t | |
ee959b00 TJ |
3256 | mptscsih_debug_level_store(struct device *dev, struct device_attribute *attr, |
3257 | const char *buf, size_t count) | |
6757d6b4 | 3258 | { |
ee959b00 | 3259 | struct Scsi_Host *host = class_to_shost(dev); |
e7eae9f6 | 3260 | MPT_SCSI_HOST *hd = shost_priv(host); |
6757d6b4 PS |
3261 | MPT_ADAPTER *ioc = hd->ioc; |
3262 | int val = 0; | |
3263 | ||
3264 | if (sscanf(buf, "%x", &val) != 1) | |
3265 | return -EINVAL; | |
3266 | ||
3267 | ioc->debug_level = val; | |
3268 | printk(MYIOC_s_INFO_FMT "debug_level=%08xh\n", | |
3269 | ioc->name, ioc->debug_level); | |
3270 | return strlen(buf); | |
3271 | } | |
ee959b00 TJ |
3272 | static DEVICE_ATTR(debug_level, S_IRUGO | S_IWUSR, |
3273 | mptscsih_debug_level_show, mptscsih_debug_level_store); | |
3274 | ||
3275 | struct device_attribute *mptscsih_host_attrs[] = { | |
3276 | &dev_attr_version_fw, | |
3277 | &dev_attr_version_bios, | |
3278 | &dev_attr_version_mpi, | |
3279 | &dev_attr_version_product, | |
3280 | &dev_attr_version_nvdata_persistent, | |
3281 | &dev_attr_version_nvdata_default, | |
3282 | &dev_attr_board_name, | |
3283 | &dev_attr_board_assembly, | |
3284 | &dev_attr_board_tracer, | |
3285 | &dev_attr_io_delay, | |
3286 | &dev_attr_device_delay, | |
3287 | &dev_attr_debug_level, | |
edb9068d PS |
3288 | NULL, |
3289 | }; | |
37c60f37 | 3290 | |
edb9068d PS |
3291 | EXPORT_SYMBOL(mptscsih_host_attrs); |
3292 | ||
0d0c7974 MED |
3293 | EXPORT_SYMBOL(mptscsih_remove); |
3294 | EXPORT_SYMBOL(mptscsih_shutdown); | |
3295 | #ifdef CONFIG_PM | |
3296 | EXPORT_SYMBOL(mptscsih_suspend); | |
3297 | EXPORT_SYMBOL(mptscsih_resume); | |
3298 | #endif | |
3299 | EXPORT_SYMBOL(mptscsih_proc_info); | |
3300 | EXPORT_SYMBOL(mptscsih_info); | |
3301 | EXPORT_SYMBOL(mptscsih_qcmd); | |
0d0c7974 MED |
3302 | EXPORT_SYMBOL(mptscsih_slave_destroy); |
3303 | EXPORT_SYMBOL(mptscsih_slave_configure); | |
3304 | EXPORT_SYMBOL(mptscsih_abort); | |
3305 | EXPORT_SYMBOL(mptscsih_dev_reset); | |
3306 | EXPORT_SYMBOL(mptscsih_bus_reset); | |
3307 | EXPORT_SYMBOL(mptscsih_host_reset); | |
3308 | EXPORT_SYMBOL(mptscsih_bios_param); | |
3309 | EXPORT_SYMBOL(mptscsih_io_done); | |
3310 | EXPORT_SYMBOL(mptscsih_taskmgmt_complete); | |
3311 | EXPORT_SYMBOL(mptscsih_scandv_complete); | |
3312 | EXPORT_SYMBOL(mptscsih_event_process); | |
3313 | EXPORT_SYMBOL(mptscsih_ioc_reset); | |
6e3815ba | 3314 | EXPORT_SYMBOL(mptscsih_change_queue_depth); |
1da177e4 | 3315 | |
0d0c7974 | 3316 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |