1 /*
2 * This module provides common API for accessing firmware configuration pages
3 *
4 * This code is based on drivers/scsi/mpt2sas/mpt2_base.c
5 * Copyright (C) 2007-2010 LSI Corporation
6 * (mailto:DL-MPTFusionLinux@lsi.com)
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * NO WARRANTY
19 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
20 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
21 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
22 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
23 * solely responsible for determining the appropriateness of using and
24 * distributing the Program and assumes all risks associated with its
25 * exercise of rights under this Agreement, including but not limited to
26 * the risks and costs of program errors, damage to or loss of data,
27 * programs or equipment, and unavailability or interruption of operations.
28
29 * DISCLAIMER OF LIABILITY
30 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
31 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
33 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
34 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
35 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
36 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
37
38 * You should have received a copy of the GNU General Public License
39 * along with this program; if not, write to the Free Software
40 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
41 * USA.
42 */
43
44 #include <linux/module.h>
45 #include <linux/kernel.h>
46 #include <linux/init.h>
47 #include <linux/errno.h>
48 #include <linux/blkdev.h>
49 #include <linux/sched.h>
50 #include <linux/workqueue.h>
51 #include <linux/delay.h>
52 #include <linux/pci.h>
53 #include <linux/slab.h>
54
55 #include "mpt2sas_base.h"
56
57 /* local definitions */
58
59 /* Timeout for config page request (in seconds) */
60 #define MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT 15
61
62 /* Common sgl flags for READING a config page. */
63 #define MPT2_CONFIG_COMMON_SGLFLAGS ((MPI2_SGE_FLAGS_SIMPLE_ELEMENT | \
64 MPI2_SGE_FLAGS_LAST_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER \
65 | MPI2_SGE_FLAGS_END_OF_LIST) << MPI2_SGE_FLAGS_SHIFT)
66
67 /* Common sgl flags for WRITING a config page. */
68 #define MPT2_CONFIG_COMMON_WRITE_SGLFLAGS ((MPI2_SGE_FLAGS_SIMPLE_ELEMENT | \
69 MPI2_SGE_FLAGS_LAST_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER \
70 | MPI2_SGE_FLAGS_END_OF_LIST | MPI2_SGE_FLAGS_HOST_TO_IOC) \
71 << MPI2_SGE_FLAGS_SHIFT)
72
73 /**
74 * struct config_request - obtain dma memory via routine
75 * @sz: size
76 * @page: virt pointer
77 * @page_dma: phys pointer
78 *
79 */
80 struct config_request{
81 u16 sz;
82 void *page;
83 dma_addr_t page_dma;
84 };
85
86 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
87 /**
88 * _config_display_some_debug - debug routine
89 * @ioc: per adapter object
90 * @smid: system request message index
91 * @calling_function_name: string pass from calling function
92 * @mpi_reply: reply message frame
93 * Context: none.
94 *
95 * Function for displaying debug info helpful when debugging issues
96 * in this module.
97 */
98 static void
_config_display_some_debug(struct MPT2SAS_ADAPTER * ioc,u16 smid,char * calling_function_name,MPI2DefaultReply_t * mpi_reply)99 _config_display_some_debug(struct MPT2SAS_ADAPTER *ioc, u16 smid,
100 char *calling_function_name, MPI2DefaultReply_t *mpi_reply)
101 {
102 Mpi2ConfigRequest_t *mpi_request;
103 char *desc = NULL;
104
105 if (!(ioc->logging_level & MPT_DEBUG_CONFIG))
106 return;
107
108 mpi_request = mpt2sas_base_get_msg_frame(ioc, smid);
109 switch (mpi_request->Header.PageType & MPI2_CONFIG_PAGETYPE_MASK) {
110 case MPI2_CONFIG_PAGETYPE_IO_UNIT:
111 desc = "io_unit";
112 break;
113 case MPI2_CONFIG_PAGETYPE_IOC:
114 desc = "ioc";
115 break;
116 case MPI2_CONFIG_PAGETYPE_BIOS:
117 desc = "bios";
118 break;
119 case MPI2_CONFIG_PAGETYPE_RAID_VOLUME:
120 desc = "raid_volume";
121 break;
122 case MPI2_CONFIG_PAGETYPE_MANUFACTURING:
123 desc = "manufaucturing";
124 break;
125 case MPI2_CONFIG_PAGETYPE_RAID_PHYSDISK:
126 desc = "physdisk";
127 break;
128 case MPI2_CONFIG_PAGETYPE_EXTENDED:
129 switch (mpi_request->ExtPageType) {
130 case MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT:
131 desc = "sas_io_unit";
132 break;
133 case MPI2_CONFIG_EXTPAGETYPE_SAS_EXPANDER:
134 desc = "sas_expander";
135 break;
136 case MPI2_CONFIG_EXTPAGETYPE_SAS_DEVICE:
137 desc = "sas_device";
138 break;
139 case MPI2_CONFIG_EXTPAGETYPE_SAS_PHY:
140 desc = "sas_phy";
141 break;
142 case MPI2_CONFIG_EXTPAGETYPE_LOG:
143 desc = "log";
144 break;
145 case MPI2_CONFIG_EXTPAGETYPE_ENCLOSURE:
146 desc = "enclosure";
147 break;
148 case MPI2_CONFIG_EXTPAGETYPE_RAID_CONFIG:
149 desc = "raid_config";
150 break;
151 case MPI2_CONFIG_EXTPAGETYPE_DRIVER_MAPPING:
152 desc = "driver_mappping";
153 break;
154 }
155 break;
156 }
157
158 if (!desc)
159 return;
160
161 printk(MPT2SAS_INFO_FMT "%s: %s(%d), action(%d), form(0x%08x), "
162 "smid(%d)\n", ioc->name, calling_function_name, desc,
163 mpi_request->Header.PageNumber, mpi_request->Action,
164 le32_to_cpu(mpi_request->PageAddress), smid);
165
166 if (!mpi_reply)
167 return;
168
169 if (mpi_reply->IOCStatus || mpi_reply->IOCLogInfo)
170 printk(MPT2SAS_INFO_FMT
171 "\tiocstatus(0x%04x), loginfo(0x%08x)\n",
172 ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
173 le32_to_cpu(mpi_reply->IOCLogInfo));
174 }
175 #endif
176
177 /**
178 * _config_alloc_config_dma_memory - obtain physical memory
179 * @ioc: per adapter object
180 * @mem: struct config_request
181 *
182 * A wrapper for obtaining dma-able memory for config page request.
183 *
184 * Returns 0 for success, non-zero for failure.
185 */
186 static int
_config_alloc_config_dma_memory(struct MPT2SAS_ADAPTER * ioc,struct config_request * mem)187 _config_alloc_config_dma_memory(struct MPT2SAS_ADAPTER *ioc,
188 struct config_request *mem)
189 {
190 int r = 0;
191
192 if (mem->sz > ioc->config_page_sz) {
193 mem->page = dma_alloc_coherent(&ioc->pdev->dev, mem->sz,
194 &mem->page_dma, GFP_KERNEL);
195 if (!mem->page) {
196 printk(MPT2SAS_ERR_FMT "%s: dma_alloc_coherent"
197 " failed asking for (%d) bytes!!\n",
198 ioc->name, __func__, mem->sz);
199 r = -ENOMEM;
200 }
201 } else { /* use tmp buffer if less than 512 bytes */
202 mem->page = ioc->config_page;
203 mem->page_dma = ioc->config_page_dma;
204 }
205 return r;
206 }
207
208 /**
209 * _config_free_config_dma_memory - wrapper to free the memory
210 * @ioc: per adapter object
211 * @mem: struct config_request
212 *
213 * A wrapper to free dma-able memory when using _config_alloc_config_dma_memory.
214 *
215 * Returns 0 for success, non-zero for failure.
216 */
217 static void
_config_free_config_dma_memory(struct MPT2SAS_ADAPTER * ioc,struct config_request * mem)218 _config_free_config_dma_memory(struct MPT2SAS_ADAPTER *ioc,
219 struct config_request *mem)
220 {
221 if (mem->sz > ioc->config_page_sz)
222 dma_free_coherent(&ioc->pdev->dev, mem->sz, mem->page,
223 mem->page_dma);
224 }
225
226 /**
227 * mpt2sas_config_done - config page completion routine
228 * @ioc: per adapter object
229 * @smid: system request message index
230 * @msix_index: MSIX table index supplied by the OS
231 * @reply: reply message frame(lower 32bit addr)
232 * Context: none.
233 *
234 * The callback handler when using _config_request.
235 *
236 * Return 1 meaning mf should be freed from _base_interrupt
237 * 0 means the mf is freed from this function.
238 */
239 u8
mpt2sas_config_done(struct MPT2SAS_ADAPTER * ioc,u16 smid,u8 msix_index,u32 reply)240 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
241 u32 reply)
242 {
243 MPI2DefaultReply_t *mpi_reply;
244
245 if (ioc->config_cmds.status == MPT2_CMD_NOT_USED)
246 return 1;
247 if (ioc->config_cmds.smid != smid)
248 return 1;
249 ioc->config_cmds.status |= MPT2_CMD_COMPLETE;
250 mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
251 if (mpi_reply) {
252 ioc->config_cmds.status |= MPT2_CMD_REPLY_VALID;
253 memcpy(ioc->config_cmds.reply, mpi_reply,
254 mpi_reply->MsgLength*4);
255 }
256 ioc->config_cmds.status &= ~MPT2_CMD_PENDING;
257 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
258 _config_display_some_debug(ioc, smid, "config_done", mpi_reply);
259 #endif
260 ioc->config_cmds.smid = USHRT_MAX;
261 complete(&ioc->config_cmds.done);
262 return 1;
263 }
264
265 /**
266 * _config_request - main routine for sending config page requests
267 * @ioc: per adapter object
268 * @mpi_request: request message frame
269 * @mpi_reply: reply mf payload returned from firmware
270 * @timeout: timeout in seconds
271 * @config_page: contents of the config page
272 * @config_page_sz: size of config page
273 * Context: sleep
274 *
275 * A generic API for config page requests to firmware.
276 *
277 * The ioc->config_cmds.status flag should be MPT2_CMD_NOT_USED before calling
278 * this API.
279 *
280 * The callback index is set inside `ioc->config_cb_idx.
281 *
282 * Returns 0 for success, non-zero for failure.
283 */
284 static int
_config_request(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigRequest_t * mpi_request,Mpi2ConfigReply_t * mpi_reply,int timeout,void * config_page,u16 config_page_sz)285 _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
286 *mpi_request, Mpi2ConfigReply_t *mpi_reply, int timeout,
287 void *config_page, u16 config_page_sz)
288 {
289 u16 smid;
290 u32 ioc_state;
291 unsigned long timeleft;
292 Mpi2ConfigRequest_t *config_request;
293 int r;
294 u8 retry_count, issue_host_reset = 0;
295 u16 wait_state_count;
296 struct config_request mem;
297
298 mutex_lock(&ioc->config_cmds.mutex);
299 if (ioc->config_cmds.status != MPT2_CMD_NOT_USED) {
300 printk(MPT2SAS_ERR_FMT "%s: config_cmd in use\n",
301 ioc->name, __func__);
302 mutex_unlock(&ioc->config_cmds.mutex);
303 return -EAGAIN;
304 }
305
306 retry_count = 0;
307 memset(&mem, 0, sizeof(struct config_request));
308
309 mpi_request->VF_ID = 0; /* TODO */
310 mpi_request->VP_ID = 0;
311
312 if (config_page) {
313 mpi_request->Header.PageVersion = mpi_reply->Header.PageVersion;
314 mpi_request->Header.PageNumber = mpi_reply->Header.PageNumber;
315 mpi_request->Header.PageType = mpi_reply->Header.PageType;
316 mpi_request->Header.PageLength = mpi_reply->Header.PageLength;
317 mpi_request->ExtPageLength = mpi_reply->ExtPageLength;
318 mpi_request->ExtPageType = mpi_reply->ExtPageType;
319 if (mpi_request->Header.PageLength)
320 mem.sz = mpi_request->Header.PageLength * 4;
321 else
322 mem.sz = le16_to_cpu(mpi_reply->ExtPageLength) * 4;
323 r = _config_alloc_config_dma_memory(ioc, &mem);
324 if (r != 0)
325 goto out;
326 if (mpi_request->Action ==
327 MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT ||
328 mpi_request->Action ==
329 MPI2_CONFIG_ACTION_PAGE_WRITE_NVRAM) {
330 ioc->base_add_sg_single(&mpi_request->PageBufferSGE,
331 MPT2_CONFIG_COMMON_WRITE_SGLFLAGS | mem.sz,
332 mem.page_dma);
333 memcpy(mem.page, config_page, min_t(u16, mem.sz,
334 config_page_sz));
335 } else {
336 memset(config_page, 0, config_page_sz);
337 ioc->base_add_sg_single(&mpi_request->PageBufferSGE,
338 MPT2_CONFIG_COMMON_SGLFLAGS | mem.sz, mem.page_dma);
339 }
340 }
341
342 retry_config:
343 if (retry_count) {
344 if (retry_count > 2) { /* attempt only 2 retries */
345 r = -EFAULT;
346 goto free_mem;
347 }
348 printk(MPT2SAS_INFO_FMT "%s: attempting retry (%d)\n",
349 ioc->name, __func__, retry_count);
350 }
351 wait_state_count = 0;
352 ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
353 while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
354 if (wait_state_count++ == MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT) {
355 printk(MPT2SAS_ERR_FMT
356 "%s: failed due to ioc not operational\n",
357 ioc->name, __func__);
358 ioc->config_cmds.status = MPT2_CMD_NOT_USED;
359 r = -EFAULT;
360 goto free_mem;
361 }
362 ssleep(1);
363 ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
364 printk(MPT2SAS_INFO_FMT "%s: waiting for "
365 "operational state(count=%d)\n", ioc->name,
366 __func__, wait_state_count);
367 }
368 if (wait_state_count)
369 printk(MPT2SAS_INFO_FMT "%s: ioc is operational\n",
370 ioc->name, __func__);
371
372 smid = mpt2sas_base_get_smid(ioc, ioc->config_cb_idx);
373 if (!smid) {
374 printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
375 ioc->name, __func__);
376 ioc->config_cmds.status = MPT2_CMD_NOT_USED;
377 r = -EAGAIN;
378 goto free_mem;
379 }
380
381 r = 0;
382 memset(mpi_reply, 0, sizeof(Mpi2ConfigReply_t));
383 ioc->config_cmds.status = MPT2_CMD_PENDING;
384 config_request = mpt2sas_base_get_msg_frame(ioc, smid);
385 ioc->config_cmds.smid = smid;
386 memcpy(config_request, mpi_request, sizeof(Mpi2ConfigRequest_t));
387 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
388 _config_display_some_debug(ioc, smid, "config_request", NULL);
389 #endif
390 init_completion(&ioc->config_cmds.done);
391 mpt2sas_base_put_smid_default(ioc, smid);
392 timeleft = wait_for_completion_timeout(&ioc->config_cmds.done,
393 timeout*HZ);
394 if (!(ioc->config_cmds.status & MPT2_CMD_COMPLETE)) {
395 printk(MPT2SAS_ERR_FMT "%s: timeout\n",
396 ioc->name, __func__);
397 _debug_dump_mf(mpi_request,
398 sizeof(Mpi2ConfigRequest_t)/4);
399 retry_count++;
400 if (ioc->config_cmds.smid == smid)
401 mpt2sas_base_free_smid(ioc, smid);
402 if ((ioc->shost_recovery) || (ioc->config_cmds.status &
403 MPT2_CMD_RESET) || ioc->pci_error_recovery)
404 goto retry_config;
405 issue_host_reset = 1;
406 r = -EFAULT;
407 goto free_mem;
408 }
409
410 if (ioc->config_cmds.status & MPT2_CMD_REPLY_VALID)
411 memcpy(mpi_reply, ioc->config_cmds.reply,
412 sizeof(Mpi2ConfigReply_t));
413 if (retry_count)
414 printk(MPT2SAS_INFO_FMT "%s: retry (%d) completed!!\n",
415 ioc->name, __func__, retry_count);
416 if (config_page && mpi_request->Action ==
417 MPI2_CONFIG_ACTION_PAGE_READ_CURRENT)
418 memcpy(config_page, mem.page, min_t(u16, mem.sz,
419 config_page_sz));
420 free_mem:
421 if (config_page)
422 _config_free_config_dma_memory(ioc, &mem);
423 out:
424 ioc->config_cmds.status = MPT2_CMD_NOT_USED;
425 mutex_unlock(&ioc->config_cmds.mutex);
426
427 if (issue_host_reset)
428 mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
429 FORCE_BIG_HAMMER);
430 return r;
431 }
432
433 /**
434 * mpt2sas_config_get_manufacturing_pg0 - obtain manufacturing page 0
435 * @ioc: per adapter object
436 * @mpi_reply: reply mf payload returned from firmware
437 * @config_page: contents of the config page
438 * Context: sleep.
439 *
440 * Returns 0 for success, non-zero for failure.
441 */
442 int
mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2ManufacturingPage0_t * config_page)443 mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
444 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page)
445 {
446 Mpi2ConfigRequest_t mpi_request;
447 int r;
448
449 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
450 mpi_request.Function = MPI2_FUNCTION_CONFIG;
451 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
452 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_MANUFACTURING;
453 mpi_request.Header.PageNumber = 0;
454 mpi_request.Header.PageVersion = MPI2_MANUFACTURING0_PAGEVERSION;
455 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
456 r = _config_request(ioc, &mpi_request, mpi_reply,
457 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
458 if (r)
459 goto out;
460
461 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
462 r = _config_request(ioc, &mpi_request, mpi_reply,
463 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
464 sizeof(*config_page));
465 out:
466 return r;
467 }
468
469 /**
470 * mpt2sas_config_get_manufacturing_pg10 - obtain manufacturing page 10
471 * @ioc: per adapter object
472 * @mpi_reply: reply mf payload returned from firmware
473 * @config_page: contents of the config page
474 * Context: sleep.
475 *
476 * Returns 0 for success, non-zero for failure.
477 */
478 int
mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2ManufacturingPage10_t * config_page)479 mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
480 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page)
481 {
482 Mpi2ConfigRequest_t mpi_request;
483 int r;
484
485 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
486 mpi_request.Function = MPI2_FUNCTION_CONFIG;
487 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
488 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_MANUFACTURING;
489 mpi_request.Header.PageNumber = 10;
490 mpi_request.Header.PageVersion = MPI2_MANUFACTURING0_PAGEVERSION;
491 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
492 r = _config_request(ioc, &mpi_request, mpi_reply,
493 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
494 if (r)
495 goto out;
496
497 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
498 r = _config_request(ioc, &mpi_request, mpi_reply,
499 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
500 sizeof(*config_page));
501 out:
502 return r;
503 }
504
505 /**
506 * mpt2sas_config_get_bios_pg2 - obtain bios page 2
507 * @ioc: per adapter object
508 * @mpi_reply: reply mf payload returned from firmware
509 * @config_page: contents of the config page
510 * Context: sleep.
511 *
512 * Returns 0 for success, non-zero for failure.
513 */
514 int
mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2BiosPage2_t * config_page)515 mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc,
516 Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage2_t *config_page)
517 {
518 Mpi2ConfigRequest_t mpi_request;
519 int r;
520
521 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
522 mpi_request.Function = MPI2_FUNCTION_CONFIG;
523 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
524 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_BIOS;
525 mpi_request.Header.PageNumber = 2;
526 mpi_request.Header.PageVersion = MPI2_BIOSPAGE2_PAGEVERSION;
527 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
528 r = _config_request(ioc, &mpi_request, mpi_reply,
529 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
530 if (r)
531 goto out;
532
533 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
534 r = _config_request(ioc, &mpi_request, mpi_reply,
535 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
536 sizeof(*config_page));
537 out:
538 return r;
539 }
540
541 /**
542 * mpt2sas_config_get_bios_pg3 - obtain bios page 3
543 * @ioc: per adapter object
544 * @mpi_reply: reply mf payload returned from firmware
545 * @config_page: contents of the config page
546 * Context: sleep.
547 *
548 * Returns 0 for success, non-zero for failure.
549 */
550 int
mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2BiosPage3_t * config_page)551 mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
552 *mpi_reply, Mpi2BiosPage3_t *config_page)
553 {
554 Mpi2ConfigRequest_t mpi_request;
555 int r;
556
557 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
558 mpi_request.Function = MPI2_FUNCTION_CONFIG;
559 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
560 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_BIOS;
561 mpi_request.Header.PageNumber = 3;
562 mpi_request.Header.PageVersion = MPI2_BIOSPAGE3_PAGEVERSION;
563 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
564 r = _config_request(ioc, &mpi_request, mpi_reply,
565 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
566 if (r)
567 goto out;
568
569 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
570 r = _config_request(ioc, &mpi_request, mpi_reply,
571 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
572 sizeof(*config_page));
573 out:
574 return r;
575 }
576
577 /**
578 * mpt2sas_config_get_iounit_pg0 - obtain iounit page 0
579 * @ioc: per adapter object
580 * @mpi_reply: reply mf payload returned from firmware
581 * @config_page: contents of the config page
582 * Context: sleep.
583 *
584 * Returns 0 for success, non-zero for failure.
585 */
586 int
mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2IOUnitPage0_t * config_page)587 mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc,
588 Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage0_t *config_page)
589 {
590 Mpi2ConfigRequest_t mpi_request;
591 int r;
592
593 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
594 mpi_request.Function = MPI2_FUNCTION_CONFIG;
595 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
596 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_IO_UNIT;
597 mpi_request.Header.PageNumber = 0;
598 mpi_request.Header.PageVersion = MPI2_IOUNITPAGE0_PAGEVERSION;
599 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
600 r = _config_request(ioc, &mpi_request, mpi_reply,
601 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
602 if (r)
603 goto out;
604
605 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
606 r = _config_request(ioc, &mpi_request, mpi_reply,
607 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
608 sizeof(*config_page));
609 out:
610 return r;
611 }
612
613 /**
614 * mpt2sas_config_get_iounit_pg1 - obtain iounit page 1
615 * @ioc: per adapter object
616 * @mpi_reply: reply mf payload returned from firmware
617 * @config_page: contents of the config page
618 * Context: sleep.
619 *
620 * Returns 0 for success, non-zero for failure.
621 */
622 int
mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2IOUnitPage1_t * config_page)623 mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
624 Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t *config_page)
625 {
626 Mpi2ConfigRequest_t mpi_request;
627 int r;
628
629 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
630 mpi_request.Function = MPI2_FUNCTION_CONFIG;
631 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
632 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_IO_UNIT;
633 mpi_request.Header.PageNumber = 1;
634 mpi_request.Header.PageVersion = MPI2_IOUNITPAGE1_PAGEVERSION;
635 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
636 r = _config_request(ioc, &mpi_request, mpi_reply,
637 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
638 if (r)
639 goto out;
640
641 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
642 r = _config_request(ioc, &mpi_request, mpi_reply,
643 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
644 sizeof(*config_page));
645 out:
646 return r;
647 }
648
649 /**
650 * mpt2sas_config_set_iounit_pg1 - set iounit page 1
651 * @ioc: per adapter object
652 * @mpi_reply: reply mf payload returned from firmware
653 * @config_page: contents of the config page
654 * Context: sleep.
655 *
656 * Returns 0 for success, non-zero for failure.
657 */
658 int
mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2IOUnitPage1_t * config_page)659 mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
660 Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t *config_page)
661 {
662 Mpi2ConfigRequest_t mpi_request;
663 int r;
664
665 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
666 mpi_request.Function = MPI2_FUNCTION_CONFIG;
667 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
668 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_IO_UNIT;
669 mpi_request.Header.PageNumber = 1;
670 mpi_request.Header.PageVersion = MPI2_IOUNITPAGE1_PAGEVERSION;
671 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
672 r = _config_request(ioc, &mpi_request, mpi_reply,
673 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
674 if (r)
675 goto out;
676
677 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT;
678 r = _config_request(ioc, &mpi_request, mpi_reply,
679 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
680 sizeof(*config_page));
681 out:
682 return r;
683 }
684
685 /**
686 * mpt2sas_config_get_ioc_pg8 - obtain ioc page 8
687 * @ioc: per adapter object
688 * @mpi_reply: reply mf payload returned from firmware
689 * @config_page: contents of the config page
690 * Context: sleep.
691 *
692 * Returns 0 for success, non-zero for failure.
693 */
694 int
mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2IOCPage8_t * config_page)695 mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc,
696 Mpi2ConfigReply_t *mpi_reply, Mpi2IOCPage8_t *config_page)
697 {
698 Mpi2ConfigRequest_t mpi_request;
699 int r;
700
701 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
702 mpi_request.Function = MPI2_FUNCTION_CONFIG;
703 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
704 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_IOC;
705 mpi_request.Header.PageNumber = 8;
706 mpi_request.Header.PageVersion = MPI2_IOCPAGE8_PAGEVERSION;
707 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
708 r = _config_request(ioc, &mpi_request, mpi_reply,
709 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
710 if (r)
711 goto out;
712
713 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
714 r = _config_request(ioc, &mpi_request, mpi_reply,
715 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
716 sizeof(*config_page));
717 out:
718 return r;
719 }
720
721 /**
722 * mpt2sas_config_get_sas_device_pg0 - obtain sas device page 0
723 * @ioc: per adapter object
724 * @mpi_reply: reply mf payload returned from firmware
725 * @config_page: contents of the config page
726 * @form: GET_NEXT_HANDLE or HANDLE
727 * @handle: device handle
728 * Context: sleep.
729 *
730 * Returns 0 for success, non-zero for failure.
731 */
732 int
mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2SasDevicePage0_t * config_page,u32 form,u32 handle)733 mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
734 *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle)
735 {
736 Mpi2ConfigRequest_t mpi_request;
737 int r;
738
739 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
740 mpi_request.Function = MPI2_FUNCTION_CONFIG;
741 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
742 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
743 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_DEVICE;
744 mpi_request.Header.PageVersion = MPI2_SASDEVICE0_PAGEVERSION;
745 mpi_request.Header.PageNumber = 0;
746 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
747 r = _config_request(ioc, &mpi_request, mpi_reply,
748 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
749 if (r)
750 goto out;
751
752 mpi_request.PageAddress = cpu_to_le32(form | handle);
753 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
754 r = _config_request(ioc, &mpi_request, mpi_reply,
755 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
756 sizeof(*config_page));
757 out:
758 return r;
759 }
760
761 /**
762 * mpt2sas_config_get_sas_device_pg1 - obtain sas device page 1
763 * @ioc: per adapter object
764 * @mpi_reply: reply mf payload returned from firmware
765 * @config_page: contents of the config page
766 * @form: GET_NEXT_HANDLE or HANDLE
767 * @handle: device handle
768 * Context: sleep.
769 *
770 * Returns 0 for success, non-zero for failure.
771 */
772 int
mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2SasDevicePage1_t * config_page,u32 form,u32 handle)773 mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
774 *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle)
775 {
776 Mpi2ConfigRequest_t mpi_request;
777 int r;
778
779 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
780 mpi_request.Function = MPI2_FUNCTION_CONFIG;
781 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
782 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
783 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_DEVICE;
784 mpi_request.Header.PageVersion = MPI2_SASDEVICE1_PAGEVERSION;
785 mpi_request.Header.PageNumber = 1;
786 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
787 r = _config_request(ioc, &mpi_request, mpi_reply,
788 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
789 if (r)
790 goto out;
791
792 mpi_request.PageAddress = cpu_to_le32(form | handle);
793 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
794 r = _config_request(ioc, &mpi_request, mpi_reply,
795 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
796 sizeof(*config_page));
797 out:
798 return r;
799 }
800
801 /**
802 * mpt2sas_config_get_number_hba_phys - obtain number of phys on the host
803 * @ioc: per adapter object
804 * @num_phys: pointer returned with the number of phys
805 * Context: sleep.
806 *
807 * Returns 0 for success, non-zero for failure.
808 */
809 int
mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER * ioc,u8 * num_phys)810 mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys)
811 {
812 Mpi2ConfigRequest_t mpi_request;
813 int r;
814 u16 ioc_status;
815 Mpi2ConfigReply_t mpi_reply;
816 Mpi2SasIOUnitPage0_t config_page;
817
818 *num_phys = 0;
819 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
820 mpi_request.Function = MPI2_FUNCTION_CONFIG;
821 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
822 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
823 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT;
824 mpi_request.Header.PageNumber = 0;
825 mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE0_PAGEVERSION;
826 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
827 r = _config_request(ioc, &mpi_request, &mpi_reply,
828 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
829 if (r)
830 goto out;
831
832 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
833 r = _config_request(ioc, &mpi_request, &mpi_reply,
834 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, &config_page,
835 sizeof(Mpi2SasIOUnitPage0_t));
836 if (!r) {
837 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
838 MPI2_IOCSTATUS_MASK;
839 if (ioc_status == MPI2_IOCSTATUS_SUCCESS)
840 *num_phys = config_page.NumPhys;
841 }
842 out:
843 return r;
844 }
845
846 /**
847 * mpt2sas_config_get_sas_iounit_pg0 - obtain sas iounit page 0
848 * @ioc: per adapter object
849 * @mpi_reply: reply mf payload returned from firmware
850 * @config_page: contents of the config page
851 * @sz: size of buffer passed in config_page
852 * Context: sleep.
853 *
854 * Calling function should call config_get_number_hba_phys prior to
855 * this function, so enough memory is allocated for config_page.
856 *
857 * Returns 0 for success, non-zero for failure.
858 */
859 int
mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2SasIOUnitPage0_t * config_page,u16 sz)860 mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
861 *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz)
862 {
863 Mpi2ConfigRequest_t mpi_request;
864 int r;
865
866 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
867 mpi_request.Function = MPI2_FUNCTION_CONFIG;
868 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
869 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
870 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT;
871 mpi_request.Header.PageNumber = 0;
872 mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE0_PAGEVERSION;
873 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
874 r = _config_request(ioc, &mpi_request, mpi_reply,
875 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
876 if (r)
877 goto out;
878
879 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
880 r = _config_request(ioc, &mpi_request, mpi_reply,
881 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, sz);
882 out:
883 return r;
884 }
885
886 /**
887 * mpt2sas_config_get_sas_iounit_pg1 - obtain sas iounit page 1
888 * @ioc: per adapter object
889 * @mpi_reply: reply mf payload returned from firmware
890 * @config_page: contents of the config page
891 * @sz: size of buffer passed in config_page
892 * Context: sleep.
893 *
894 * Calling function should call config_get_number_hba_phys prior to
895 * this function, so enough memory is allocated for config_page.
896 *
897 * Returns 0 for success, non-zero for failure.
898 */
899 int
mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2SasIOUnitPage1_t * config_page,u16 sz)900 mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
901 *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz)
902 {
903 Mpi2ConfigRequest_t mpi_request;
904 int r;
905
906 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
907 mpi_request.Function = MPI2_FUNCTION_CONFIG;
908 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
909 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
910 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT;
911 mpi_request.Header.PageNumber = 1;
912 mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE1_PAGEVERSION;
913 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
914 r = _config_request(ioc, &mpi_request, mpi_reply,
915 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
916 if (r)
917 goto out;
918
919 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
920 r = _config_request(ioc, &mpi_request, mpi_reply,
921 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, sz);
922 out:
923 return r;
924 }
925
926 /**
927 * mpt2sas_config_set_sas_iounit_pg1 - send sas iounit page 1
928 * @ioc: per adapter object
929 * @mpi_reply: reply mf payload returned from firmware
930 * @config_page: contents of the config page
931 * @sz: size of buffer passed in config_page
932 * Context: sleep.
933 *
934 * Calling function should call config_get_number_hba_phys prior to
935 * this function, so enough memory is allocated for config_page.
936 *
937 * Returns 0 for success, non-zero for failure.
938 */
939 int
mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2SasIOUnitPage1_t * config_page,u16 sz)940 mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
941 *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz)
942 {
943 Mpi2ConfigRequest_t mpi_request;
944 int r;
945
946 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
947 mpi_request.Function = MPI2_FUNCTION_CONFIG;
948 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
949 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
950 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT;
951 mpi_request.Header.PageNumber = 1;
952 mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE1_PAGEVERSION;
953 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
954 r = _config_request(ioc, &mpi_request, mpi_reply,
955 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
956 if (r)
957 goto out;
958
959 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT;
960 _config_request(ioc, &mpi_request, mpi_reply,
961 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, sz);
962 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_NVRAM;
963 r = _config_request(ioc, &mpi_request, mpi_reply,
964 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, sz);
965 out:
966 return r;
967 }
968
969 /**
970 * mpt2sas_config_get_expander_pg0 - obtain expander page 0
971 * @ioc: per adapter object
972 * @mpi_reply: reply mf payload returned from firmware
973 * @config_page: contents of the config page
974 * @form: GET_NEXT_HANDLE or HANDLE
975 * @handle: expander handle
976 * Context: sleep.
977 *
978 * Returns 0 for success, non-zero for failure.
979 */
980 int
mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2ExpanderPage0_t * config_page,u32 form,u32 handle)981 mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
982 *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle)
983 {
984 Mpi2ConfigRequest_t mpi_request;
985 int r;
986
987 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
988 mpi_request.Function = MPI2_FUNCTION_CONFIG;
989 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
990 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
991 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_EXPANDER;
992 mpi_request.Header.PageNumber = 0;
993 mpi_request.Header.PageVersion = MPI2_SASEXPANDER0_PAGEVERSION;
994 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
995 r = _config_request(ioc, &mpi_request, mpi_reply,
996 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
997 if (r)
998 goto out;
999
1000 mpi_request.PageAddress = cpu_to_le32(form | handle);
1001 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1002 r = _config_request(ioc, &mpi_request, mpi_reply,
1003 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
1004 sizeof(*config_page));
1005 out:
1006 return r;
1007 }
1008
1009 /**
1010 * mpt2sas_config_get_expander_pg1 - obtain expander page 1
1011 * @ioc: per adapter object
1012 * @mpi_reply: reply mf payload returned from firmware
1013 * @config_page: contents of the config page
1014 * @phy_number: phy number
1015 * @handle: expander handle
1016 * Context: sleep.
1017 *
1018 * Returns 0 for success, non-zero for failure.
1019 */
1020 int
mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2ExpanderPage1_t * config_page,u32 phy_number,u16 handle)1021 mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1022 *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number,
1023 u16 handle)
1024 {
1025 Mpi2ConfigRequest_t mpi_request;
1026 int r;
1027
1028 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1029 mpi_request.Function = MPI2_FUNCTION_CONFIG;
1030 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
1031 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
1032 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_EXPANDER;
1033 mpi_request.Header.PageNumber = 1;
1034 mpi_request.Header.PageVersion = MPI2_SASEXPANDER1_PAGEVERSION;
1035 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
1036 r = _config_request(ioc, &mpi_request, mpi_reply,
1037 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
1038 if (r)
1039 goto out;
1040
1041 mpi_request.PageAddress =
1042 cpu_to_le32(MPI2_SAS_EXPAND_PGAD_FORM_HNDL_PHY_NUM |
1043 (phy_number << MPI2_SAS_EXPAND_PGAD_PHYNUM_SHIFT) | handle);
1044 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1045 r = _config_request(ioc, &mpi_request, mpi_reply,
1046 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
1047 sizeof(*config_page));
1048 out:
1049 return r;
1050 }
1051
1052 /**
1053 * mpt2sas_config_get_enclosure_pg0 - obtain enclosure page 0
1054 * @ioc: per adapter object
1055 * @mpi_reply: reply mf payload returned from firmware
1056 * @config_page: contents of the config page
1057 * @form: GET_NEXT_HANDLE or HANDLE
1058 * @handle: expander handle
1059 * Context: sleep.
1060 *
1061 * Returns 0 for success, non-zero for failure.
1062 */
1063 int
mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2SasEnclosurePage0_t * config_page,u32 form,u32 handle)1064 mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1065 *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle)
1066 {
1067 Mpi2ConfigRequest_t mpi_request;
1068 int r;
1069
1070 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1071 mpi_request.Function = MPI2_FUNCTION_CONFIG;
1072 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
1073 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
1074 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_ENCLOSURE;
1075 mpi_request.Header.PageNumber = 0;
1076 mpi_request.Header.PageVersion = MPI2_SASENCLOSURE0_PAGEVERSION;
1077 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
1078 r = _config_request(ioc, &mpi_request, mpi_reply,
1079 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
1080 if (r)
1081 goto out;
1082
1083 mpi_request.PageAddress = cpu_to_le32(form | handle);
1084 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1085 r = _config_request(ioc, &mpi_request, mpi_reply,
1086 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
1087 sizeof(*config_page));
1088 out:
1089 return r;
1090 }
1091
1092 /**
1093 * mpt2sas_config_get_phy_pg0 - obtain phy page 0
1094 * @ioc: per adapter object
1095 * @mpi_reply: reply mf payload returned from firmware
1096 * @config_page: contents of the config page
1097 * @phy_number: phy number
1098 * Context: sleep.
1099 *
1100 * Returns 0 for success, non-zero for failure.
1101 */
1102 int
mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2SasPhyPage0_t * config_page,u32 phy_number)1103 mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1104 *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number)
1105 {
1106 Mpi2ConfigRequest_t mpi_request;
1107 int r;
1108
1109 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1110 mpi_request.Function = MPI2_FUNCTION_CONFIG;
1111 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
1112 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
1113 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_PHY;
1114 mpi_request.Header.PageNumber = 0;
1115 mpi_request.Header.PageVersion = MPI2_SASPHY0_PAGEVERSION;
1116 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
1117 r = _config_request(ioc, &mpi_request, mpi_reply,
1118 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
1119 if (r)
1120 goto out;
1121
1122 mpi_request.PageAddress =
1123 cpu_to_le32(MPI2_SAS_PHY_PGAD_FORM_PHY_NUMBER | phy_number);
1124 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1125 r = _config_request(ioc, &mpi_request, mpi_reply,
1126 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
1127 sizeof(*config_page));
1128 out:
1129 return r;
1130 }
1131
1132 /**
1133 * mpt2sas_config_get_phy_pg1 - obtain phy page 1
1134 * @ioc: per adapter object
1135 * @mpi_reply: reply mf payload returned from firmware
1136 * @config_page: contents of the config page
1137 * @phy_number: phy number
1138 * Context: sleep.
1139 *
1140 * Returns 0 for success, non-zero for failure.
1141 */
1142 int
mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2SasPhyPage1_t * config_page,u32 phy_number)1143 mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1144 *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number)
1145 {
1146 Mpi2ConfigRequest_t mpi_request;
1147 int r;
1148
1149 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1150 mpi_request.Function = MPI2_FUNCTION_CONFIG;
1151 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
1152 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
1153 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_PHY;
1154 mpi_request.Header.PageNumber = 1;
1155 mpi_request.Header.PageVersion = MPI2_SASPHY1_PAGEVERSION;
1156 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
1157 r = _config_request(ioc, &mpi_request, mpi_reply,
1158 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
1159 if (r)
1160 goto out;
1161
1162 mpi_request.PageAddress =
1163 cpu_to_le32(MPI2_SAS_PHY_PGAD_FORM_PHY_NUMBER | phy_number);
1164 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1165 r = _config_request(ioc, &mpi_request, mpi_reply,
1166 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
1167 sizeof(*config_page));
1168 out:
1169 return r;
1170 }
1171
1172 /**
1173 * mpt2sas_config_get_raid_volume_pg1 - obtain raid volume page 1
1174 * @ioc: per adapter object
1175 * @mpi_reply: reply mf payload returned from firmware
1176 * @config_page: contents of the config page
1177 * @form: GET_NEXT_HANDLE or HANDLE
1178 * @handle: volume handle
1179 * Context: sleep.
1180 *
1181 * Returns 0 for success, non-zero for failure.
1182 */
1183 int
mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2RaidVolPage1_t * config_page,u32 form,u32 handle)1184 mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc,
1185 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form,
1186 u32 handle)
1187 {
1188 Mpi2ConfigRequest_t mpi_request;
1189 int r;
1190
1191 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1192 mpi_request.Function = MPI2_FUNCTION_CONFIG;
1193 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
1194 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_RAID_VOLUME;
1195 mpi_request.Header.PageNumber = 1;
1196 mpi_request.Header.PageVersion = MPI2_RAIDVOLPAGE1_PAGEVERSION;
1197 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
1198 r = _config_request(ioc, &mpi_request, mpi_reply,
1199 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
1200 if (r)
1201 goto out;
1202
1203 mpi_request.PageAddress = cpu_to_le32(form | handle);
1204 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1205 r = _config_request(ioc, &mpi_request, mpi_reply,
1206 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
1207 sizeof(*config_page));
1208 out:
1209 return r;
1210 }
1211
1212 /**
1213 * mpt2sas_config_get_number_pds - obtain number of phys disk assigned to volume
1214 * @ioc: per adapter object
1215 * @handle: volume handle
1216 * @num_pds: returns pds count
1217 * Context: sleep.
1218 *
1219 * Returns 0 for success, non-zero for failure.
1220 */
1221 int
mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER * ioc,u16 handle,u8 * num_pds)1222 mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle,
1223 u8 *num_pds)
1224 {
1225 Mpi2ConfigRequest_t mpi_request;
1226 Mpi2RaidVolPage0_t config_page;
1227 Mpi2ConfigReply_t mpi_reply;
1228 int r;
1229 u16 ioc_status;
1230
1231 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1232 *num_pds = 0;
1233 mpi_request.Function = MPI2_FUNCTION_CONFIG;
1234 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
1235 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_RAID_VOLUME;
1236 mpi_request.Header.PageNumber = 0;
1237 mpi_request.Header.PageVersion = MPI2_RAIDVOLPAGE0_PAGEVERSION;
1238 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
1239 r = _config_request(ioc, &mpi_request, &mpi_reply,
1240 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
1241 if (r)
1242 goto out;
1243
1244 mpi_request.PageAddress =
1245 cpu_to_le32(MPI2_RAID_VOLUME_PGAD_FORM_HANDLE | handle);
1246 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1247 r = _config_request(ioc, &mpi_request, &mpi_reply,
1248 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, &config_page,
1249 sizeof(Mpi2RaidVolPage0_t));
1250 if (!r) {
1251 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
1252 MPI2_IOCSTATUS_MASK;
1253 if (ioc_status == MPI2_IOCSTATUS_SUCCESS)
1254 *num_pds = config_page.NumPhysDisks;
1255 }
1256
1257 out:
1258 return r;
1259 }
1260
1261 /**
1262 * mpt2sas_config_get_raid_volume_pg0 - obtain raid volume page 0
1263 * @ioc: per adapter object
1264 * @mpi_reply: reply mf payload returned from firmware
1265 * @config_page: contents of the config page
1266 * @form: GET_NEXT_HANDLE or HANDLE
1267 * @handle: volume handle
1268 * @sz: size of buffer passed in config_page
1269 * Context: sleep.
1270 *
1271 * Returns 0 for success, non-zero for failure.
1272 */
1273 int
mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2RaidVolPage0_t * config_page,u32 form,u32 handle,u16 sz)1274 mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc,
1275 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form,
1276 u32 handle, u16 sz)
1277 {
1278 Mpi2ConfigRequest_t mpi_request;
1279 int r;
1280
1281 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1282 mpi_request.Function = MPI2_FUNCTION_CONFIG;
1283 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
1284 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_RAID_VOLUME;
1285 mpi_request.Header.PageNumber = 0;
1286 mpi_request.Header.PageVersion = MPI2_RAIDVOLPAGE0_PAGEVERSION;
1287 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
1288 r = _config_request(ioc, &mpi_request, mpi_reply,
1289 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
1290 if (r)
1291 goto out;
1292
1293 mpi_request.PageAddress = cpu_to_le32(form | handle);
1294 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1295 r = _config_request(ioc, &mpi_request, mpi_reply,
1296 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, sz);
1297 out:
1298 return r;
1299 }
1300
1301 /**
1302 * mpt2sas_config_get_phys_disk_pg0 - obtain phys disk page 0
1303 * @ioc: per adapter object
1304 * @mpi_reply: reply mf payload returned from firmware
1305 * @config_page: contents of the config page
1306 * @form: GET_NEXT_PHYSDISKNUM, PHYSDISKNUM, DEVHANDLE
1307 * @form_specific: specific to the form
1308 * Context: sleep.
1309 *
1310 * Returns 0 for success, non-zero for failure.
1311 */
1312 int
mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER * ioc,Mpi2ConfigReply_t * mpi_reply,Mpi2RaidPhysDiskPage0_t * config_page,u32 form,u32 form_specific)1313 mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1314 *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
1315 u32 form_specific)
1316 {
1317 Mpi2ConfigRequest_t mpi_request;
1318 int r;
1319
1320 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1321 mpi_request.Function = MPI2_FUNCTION_CONFIG;
1322 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
1323 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_RAID_PHYSDISK;
1324 mpi_request.Header.PageNumber = 0;
1325 mpi_request.Header.PageVersion = MPI2_RAIDPHYSDISKPAGE0_PAGEVERSION;
1326 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
1327 r = _config_request(ioc, &mpi_request, mpi_reply,
1328 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
1329 if (r)
1330 goto out;
1331
1332 mpi_request.PageAddress = cpu_to_le32(form | form_specific);
1333 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1334 r = _config_request(ioc, &mpi_request, mpi_reply,
1335 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
1336 sizeof(*config_page));
1337 out:
1338 return r;
1339 }
1340
1341 /**
1342 * mpt2sas_config_get_volume_handle - returns volume handle for give hidden raid components
1343 * @ioc: per adapter object
1344 * @pd_handle: phys disk handle
1345 * @volume_handle: volume handle
1346 * Context: sleep.
1347 *
1348 * Returns 0 for success, non-zero for failure.
1349 */
1350 int
mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER * ioc,u16 pd_handle,u16 * volume_handle)1351 mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1352 u16 *volume_handle)
1353 {
1354 Mpi2RaidConfigurationPage0_t *config_page = NULL;
1355 Mpi2ConfigRequest_t mpi_request;
1356 Mpi2ConfigReply_t mpi_reply;
1357 int r, i, config_page_sz;
1358 u16 ioc_status;
1359 int config_num;
1360 u16 element_type;
1361 u16 phys_disk_dev_handle;
1362
1363 *volume_handle = 0;
1364 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1365 mpi_request.Function = MPI2_FUNCTION_CONFIG;
1366 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
1367 mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
1368 mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_RAID_CONFIG;
1369 mpi_request.Header.PageVersion = MPI2_RAIDCONFIG0_PAGEVERSION;
1370 mpi_request.Header.PageNumber = 0;
1371 mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE);
1372 r = _config_request(ioc, &mpi_request, &mpi_reply,
1373 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0);
1374 if (r)
1375 goto out;
1376
1377 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
1378 config_page_sz = (le16_to_cpu(mpi_reply.ExtPageLength) * 4);
1379 config_page = kmalloc(config_page_sz, GFP_KERNEL);
1380 if (!config_page) {
1381 r = -1;
1382 goto out;
1383 }
1384 config_num = 0xff;
1385 while (1) {
1386 mpi_request.PageAddress = cpu_to_le32(config_num +
1387 MPI2_RAID_PGAD_FORM_GET_NEXT_CONFIGNUM);
1388 r = _config_request(ioc, &mpi_request, &mpi_reply,
1389 MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page,
1390 config_page_sz);
1391 if (r)
1392 goto out;
1393 r = -1;
1394 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
1395 MPI2_IOCSTATUS_MASK;
1396 if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
1397 goto out;
1398 for (i = 0; i < config_page->NumElements; i++) {
1399 element_type = le16_to_cpu(config_page->
1400 ConfigElement[i].ElementFlags) &
1401 MPI2_RAIDCONFIG0_EFLAGS_MASK_ELEMENT_TYPE;
1402 if (element_type ==
1403 MPI2_RAIDCONFIG0_EFLAGS_VOL_PHYS_DISK_ELEMENT ||
1404 element_type ==
1405 MPI2_RAIDCONFIG0_EFLAGS_OCE_ELEMENT) {
1406 phys_disk_dev_handle =
1407 le16_to_cpu(config_page->ConfigElement[i].
1408 PhysDiskDevHandle);
1409 if (phys_disk_dev_handle == pd_handle) {
1410 *volume_handle =
1411 le16_to_cpu(config_page->
1412 ConfigElement[i].VolDevHandle);
1413 r = 0;
1414 goto out;
1415 }
1416 } else if (element_type ==
1417 MPI2_RAIDCONFIG0_EFLAGS_HOT_SPARE_ELEMENT) {
1418 *volume_handle = 0;
1419 r = 0;
1420 goto out;
1421 }
1422 }
1423 config_num = config_page->ConfigNum;
1424 }
1425 out:
1426 kfree(config_page);
1427 return r;
1428 }
1429
1430 /**
1431 * mpt2sas_config_get_volume_wwid - returns wwid given the volume handle
1432 * @ioc: per adapter object
1433 * @volume_handle: volume handle
1434 * @wwid: volume wwid
1435 * Context: sleep.
1436 *
1437 * Returns 0 for success, non-zero for failure.
1438 */
1439 int
mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER * ioc,u16 volume_handle,u64 * wwid)1440 mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
1441 u64 *wwid)
1442 {
1443 Mpi2ConfigReply_t mpi_reply;
1444 Mpi2RaidVolPage1_t raid_vol_pg1;
1445
1446 *wwid = 0;
1447 if (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
1448 &raid_vol_pg1, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE,
1449 volume_handle))) {
1450 *wwid = le64_to_cpu(raid_vol_pg1.WWID);
1451 return 0;
1452 } else
1453 return -1;
1454 }
1455