blob: 14b13acae6dde617a416d85a4c05185dbb61b0a3 [file] [log] [blame]
jack wangdbf9bfe2009-10-14 16:19:21 +08001/*
2 * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
3 *
4 * Copyright (c) 2008-2009 USI Co., Ltd.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions, and the following disclaimer,
12 * without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 * substantially similar to the "NO WARRANTY" disclaimer below
15 * ("Disclaimer") and any redistribution must be conditioned upon
16 * including a substantially similar Disclaimer requirement for further
17 * binary redistribution.
18 * 3. Neither the names of the above-listed copyright holders nor the names
19 * of any contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
21 *
22 * Alternatively, this software may be distributed under the terms of the
23 * GNU General Public License ("GPL") version 2 as published by the Free
24 * Software Foundation.
25 *
26 * NO WARRANTY
27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGES.
38 *
39 */
40#include <linux/firmware.h>
41#include "pm8001_sas.h"
42#include "pm8001_ctl.h"
43
44/* scsi host attributes */
45
46/**
47 * pm8001_ctl_mpi_interface_rev_show - MPI interface revision number
48 * @cdev: pointer to embedded class device
49 * @buf: the buffer returned
50 *
51 * A sysfs 'read-only' shost attribute.
52 */
53static ssize_t pm8001_ctl_mpi_interface_rev_show(struct device *cdev,
54 struct device_attribute *attr, char *buf)
55{
56 struct Scsi_Host *shost = class_to_shost(cdev);
57 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
58 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
59
60 return snprintf(buf, PAGE_SIZE, "%d\n",
61 pm8001_ha->main_cfg_tbl.interface_rev);
62}
63static
64DEVICE_ATTR(interface_rev, S_IRUGO, pm8001_ctl_mpi_interface_rev_show, NULL);
65
66/**
67 * pm8001_ctl_fw_version_show - firmware version
68 * @cdev: pointer to embedded class device
69 * @buf: the buffer returned
70 *
71 * A sysfs 'read-only' shost attribute.
72 */
73static ssize_t pm8001_ctl_fw_version_show(struct device *cdev,
74 struct device_attribute *attr, char *buf)
75{
76 struct Scsi_Host *shost = class_to_shost(cdev);
77 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
78 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
79
80 return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x\n",
81 (u8)(pm8001_ha->main_cfg_tbl.firmware_rev >> 24),
82 (u8)(pm8001_ha->main_cfg_tbl.firmware_rev >> 16),
83 (u8)(pm8001_ha->main_cfg_tbl.firmware_rev >> 8),
84 (u8)(pm8001_ha->main_cfg_tbl.firmware_rev));
85}
86static DEVICE_ATTR(fw_version, S_IRUGO, pm8001_ctl_fw_version_show, NULL);
87/**
88 * pm8001_ctl_max_out_io_show - max outstanding io supported
89 * @cdev: pointer to embedded class device
90 * @buf: the buffer returned
91 *
92 * A sysfs 'read-only' shost attribute.
93 */
94static ssize_t pm8001_ctl_max_out_io_show(struct device *cdev,
95 struct device_attribute *attr, char *buf)
96{
97 struct Scsi_Host *shost = class_to_shost(cdev);
98 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
99 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
100
101 return snprintf(buf, PAGE_SIZE, "%d\n",
102 pm8001_ha->main_cfg_tbl.max_out_io);
103}
104static DEVICE_ATTR(max_out_io, S_IRUGO, pm8001_ctl_max_out_io_show, NULL);
105/**
106 * pm8001_ctl_max_devices_show - max devices support
107 * @cdev: pointer to embedded class device
108 * @buf: the buffer returned
109 *
110 * A sysfs 'read-only' shost attribute.
111 */
112static ssize_t pm8001_ctl_max_devices_show(struct device *cdev,
113 struct device_attribute *attr, char *buf)
114{
115 struct Scsi_Host *shost = class_to_shost(cdev);
116 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
117 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
118
119 return snprintf(buf, PAGE_SIZE, "%04d\n",
120 (u16)(pm8001_ha->main_cfg_tbl.max_sgl >> 16));
121}
122static DEVICE_ATTR(max_devices, S_IRUGO, pm8001_ctl_max_devices_show, NULL);
123/**
124 * pm8001_ctl_max_sg_list_show - max sg list supported iff not 0.0 for no
125 * hardware limitation
126 * @cdev: pointer to embedded class device
127 * @buf: the buffer returned
128 *
129 * A sysfs 'read-only' shost attribute.
130 */
131static ssize_t pm8001_ctl_max_sg_list_show(struct device *cdev,
132 struct device_attribute *attr, char *buf)
133{
134 struct Scsi_Host *shost = class_to_shost(cdev);
135 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
136 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
137
138 return snprintf(buf, PAGE_SIZE, "%04d\n",
139 pm8001_ha->main_cfg_tbl.max_sgl & 0x0000FFFF);
140}
141static DEVICE_ATTR(max_sg_list, S_IRUGO, pm8001_ctl_max_sg_list_show, NULL);
142
143#define SAS_1_0 0x1
144#define SAS_1_1 0x2
145#define SAS_2_0 0x4
146
147static ssize_t
148show_sas_spec_support_status(unsigned int mode, char *buf)
149{
150 ssize_t len = 0;
151
152 if (mode & SAS_1_1)
153 len = sprintf(buf, "%s", "SAS1.1");
154 if (mode & SAS_2_0)
155 len += sprintf(buf + len, "%s%s", len ? ", " : "", "SAS2.0");
156 len += sprintf(buf + len, "\n");
157
158 return len;
159}
160
161/**
162 * pm8001_ctl_sas_spec_support_show - sas spec supported
163 * @cdev: pointer to embedded class device
164 * @buf: the buffer returned
165 *
166 * A sysfs 'read-only' shost attribute.
167 */
168static ssize_t pm8001_ctl_sas_spec_support_show(struct device *cdev,
169 struct device_attribute *attr, char *buf)
170{
171 unsigned int mode;
172 struct Scsi_Host *shost = class_to_shost(cdev);
173 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
174 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
175 mode = (pm8001_ha->main_cfg_tbl.ctrl_cap_flag & 0xfe000000)>>25;
176 return show_sas_spec_support_status(mode, buf);
177}
178static DEVICE_ATTR(sas_spec_support, S_IRUGO,
179 pm8001_ctl_sas_spec_support_show, NULL);
180
181/**
182 * pm8001_ctl_sas_address_show - sas address
183 * @cdev: pointer to embedded class device
184 * @buf: the buffer returned
185 *
186 * This is the controller sas address
187 *
188 * A sysfs 'read-only' shost attribute.
189 */
190static ssize_t pm8001_ctl_host_sas_address_show(struct device *cdev,
191 struct device_attribute *attr, char *buf)
192{
193 struct Scsi_Host *shost = class_to_shost(cdev);
194 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
195 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
196 return snprintf(buf, PAGE_SIZE, "0x%016llx\n",
197 be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr));
198}
199static DEVICE_ATTR(host_sas_address, S_IRUGO,
200 pm8001_ctl_host_sas_address_show, NULL);
201
202/**
203 * pm8001_ctl_logging_level_show - logging level
204 * @cdev: pointer to embedded class device
205 * @buf: the buffer returned
206 *
207 * A sysfs 'read/write' shost attribute.
208 */
209static ssize_t pm8001_ctl_logging_level_show(struct device *cdev,
210 struct device_attribute *attr, char *buf)
211{
212 struct Scsi_Host *shost = class_to_shost(cdev);
213 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
214 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
215
216 return snprintf(buf, PAGE_SIZE, "%08xh\n", pm8001_ha->logging_level);
217}
218static ssize_t pm8001_ctl_logging_level_store(struct device *cdev,
219 struct device_attribute *attr, const char *buf, size_t count)
220{
221 struct Scsi_Host *shost = class_to_shost(cdev);
222 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
223 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
224 int val = 0;
225
226 if (sscanf(buf, "%x", &val) != 1)
227 return -EINVAL;
228
229 pm8001_ha->logging_level = val;
230 return strlen(buf);
231}
232
233static DEVICE_ATTR(logging_level, S_IRUGO | S_IWUSR,
234 pm8001_ctl_logging_level_show, pm8001_ctl_logging_level_store);
235/**
236 * pm8001_ctl_aap_log_show - aap1 event log
237 * @cdev: pointer to embedded class device
238 * @buf: the buffer returned
239 *
240 * A sysfs 'read-only' shost attribute.
241 */
242static ssize_t pm8001_ctl_aap_log_show(struct device *cdev,
243 struct device_attribute *attr, char *buf)
244{
245 struct Scsi_Host *shost = class_to_shost(cdev);
246 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
247 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
248 int i;
249#define AAP1_MEMMAP(r, c) \
250 (*(u32 *)((u8*)pm8001_ha->memoryMap.region[AAP1].virt_ptr + (r) * 32 \
251 + (c)))
252
253 char *str = buf;
254 int max = 2;
255 for (i = 0; i < max; i++) {
256 str += sprintf(str, "0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x"
257 "0x%08x 0x%08x\n",
258 AAP1_MEMMAP(i, 0),
259 AAP1_MEMMAP(i, 4),
260 AAP1_MEMMAP(i, 8),
261 AAP1_MEMMAP(i, 12),
262 AAP1_MEMMAP(i, 16),
263 AAP1_MEMMAP(i, 20),
264 AAP1_MEMMAP(i, 24),
265 AAP1_MEMMAP(i, 28));
266 }
267
268 return str - buf;
269}
270static DEVICE_ATTR(aap_log, S_IRUGO, pm8001_ctl_aap_log_show, NULL);
271/**
272 * pm8001_ctl_aap_log_show - IOP event log
273 * @cdev: pointer to embedded class device
274 * @buf: the buffer returned
275 *
276 * A sysfs 'read-only' shost attribute.
277 */
278static ssize_t pm8001_ctl_iop_log_show(struct device *cdev,
279 struct device_attribute *attr, char *buf)
280{
281 struct Scsi_Host *shost = class_to_shost(cdev);
282 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
283 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
284#define IOP_MEMMAP(r, c) \
285 (*(u32 *)((u8*)pm8001_ha->memoryMap.region[IOP].virt_ptr + (r) * 32 \
286 + (c)))
287 int i;
288 char *str = buf;
289 int max = 2;
290 for (i = 0; i < max; i++) {
291 str += sprintf(str, "0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x"
292 "0x%08x 0x%08x\n",
293 IOP_MEMMAP(i, 0),
294 IOP_MEMMAP(i, 4),
295 IOP_MEMMAP(i, 8),
296 IOP_MEMMAP(i, 12),
297 IOP_MEMMAP(i, 16),
298 IOP_MEMMAP(i, 20),
299 IOP_MEMMAP(i, 24),
300 IOP_MEMMAP(i, 28));
301 }
302
303 return str - buf;
304}
305static DEVICE_ATTR(iop_log, S_IRUGO, pm8001_ctl_iop_log_show, NULL);
306
307#define FLASH_CMD_NONE 0x00
308#define FLASH_CMD_UPDATE 0x01
309#define FLASH_CMD_SET_NVMD 0x02
310
311struct flash_command {
312 u8 command[8];
313 int code;
314};
315
316static struct flash_command flash_command_table[] =
317{
318 {"set_nvmd", FLASH_CMD_SET_NVMD},
319 {"update", FLASH_CMD_UPDATE},
320 {"", FLASH_CMD_NONE} /* Last entry should be NULL. */
321};
322
323struct error_fw {
324 char *reason;
325 int err_code;
326};
327
328static struct error_fw flash_error_table[] =
329{
330 {"Failed to open fw image file", FAIL_OPEN_BIOS_FILE},
331 {"image header mismatch", FLASH_UPDATE_HDR_ERR},
332 {"image offset mismatch", FLASH_UPDATE_OFFSET_ERR},
333 {"image CRC Error", FLASH_UPDATE_CRC_ERR},
334 {"image length Error.", FLASH_UPDATE_LENGTH_ERR},
335 {"Failed to program flash chip", FLASH_UPDATE_HW_ERR},
336 {"Flash chip not supported.", FLASH_UPDATE_DNLD_NOT_SUPPORTED},
337 {"Flash update disabled.", FLASH_UPDATE_DISABLED},
338 {"Flash in progress", FLASH_IN_PROGRESS},
339 {"Image file size Error", FAIL_FILE_SIZE},
340 {"Input parameter error", FAIL_PARAMETERS},
341 {"Out of memory", FAIL_OUT_MEMORY},
342 {"OK", 0} /* Last entry err_code = 0. */
343};
344
345static int pm8001_set_nvmd(struct pm8001_hba_info *pm8001_ha)
346{
347 struct pm8001_ioctl_payload *payload;
348 DECLARE_COMPLETION_ONSTACK(completion);
349 u8 *ioctlbuffer = NULL;
350 u32 length = 0;
351 u32 ret = 0;
352
353 length = 1024 * 5 + sizeof(*payload) - 1;
354 ioctlbuffer = kzalloc(length, GFP_KERNEL);
355 if (!ioctlbuffer)
356 return -ENOMEM;
357 if ((pm8001_ha->fw_image->size <= 0) ||
358 (pm8001_ha->fw_image->size > 4096)) {
359 ret = FAIL_FILE_SIZE;
360 goto out;
361 }
362 payload = (struct pm8001_ioctl_payload *)ioctlbuffer;
363 memcpy((u8 *)payload->func_specific, (u8 *)pm8001_ha->fw_image->data,
364 pm8001_ha->fw_image->size);
365 payload->length = pm8001_ha->fw_image->size;
366 payload->id = 0;
367 pm8001_ha->nvmd_completion = &completion;
368 ret = PM8001_CHIP_DISP->set_nvmd_req(pm8001_ha, payload);
369 wait_for_completion(&completion);
370out:
371 kfree(ioctlbuffer);
372 return ret;
373}
374
375static int pm8001_update_flash(struct pm8001_hba_info *pm8001_ha)
376{
377 struct pm8001_ioctl_payload *payload;
378 DECLARE_COMPLETION_ONSTACK(completion);
379 u8 *ioctlbuffer = NULL;
380 u32 length = 0;
381 struct fw_control_info *fwControl;
382 u32 loopNumber, loopcount = 0;
383 u32 sizeRead = 0;
384 u32 partitionSize, partitionSizeTmp;
385 u32 ret = 0;
386 u32 partitionNumber = 0;
387 struct pm8001_fw_image_header *image_hdr;
388
389 length = 1024 * 16 + sizeof(*payload) - 1;
390 ioctlbuffer = kzalloc(length, GFP_KERNEL);
391 image_hdr = (struct pm8001_fw_image_header *)pm8001_ha->fw_image->data;
392 if (!ioctlbuffer)
393 return -ENOMEM;
394 if (pm8001_ha->fw_image->size < 28) {
395 ret = FAIL_FILE_SIZE;
396 goto out;
397 }
398
399 while (sizeRead < pm8001_ha->fw_image->size) {
400 partitionSizeTmp =
401 *(u32 *)((u8 *)&image_hdr->image_length + sizeRead);
402 partitionSize = be32_to_cpu(partitionSizeTmp);
403 loopcount = (partitionSize + HEADER_LEN)/IOCTL_BUF_SIZE;
404 if (loopcount % IOCTL_BUF_SIZE)
405 loopcount++;
406 if (loopcount == 0)
407 loopcount++;
408 for (loopNumber = 0; loopNumber < loopcount; loopNumber++) {
409 payload = (struct pm8001_ioctl_payload *)ioctlbuffer;
410 payload->length = 1024*16;
411 payload->id = 0;
412 fwControl =
413 (struct fw_control_info *)payload->func_specific;
414 fwControl->len = IOCTL_BUF_SIZE; /* IN */
415 fwControl->size = partitionSize + HEADER_LEN;/* IN */
416 fwControl->retcode = 0;/* OUT */
417 fwControl->offset = loopNumber * IOCTL_BUF_SIZE;/*OUT */
418
419 /* for the last chunk of data in case file size is not even with
420 4k, load only the rest*/
421 if (((loopcount-loopNumber) == 1) &&
422 ((partitionSize + HEADER_LEN) % IOCTL_BUF_SIZE)) {
423 fwControl->len =
424 (partitionSize + HEADER_LEN) % IOCTL_BUF_SIZE;
425 memcpy((u8 *)fwControl->buffer,
426 (u8 *)pm8001_ha->fw_image->data + sizeRead,
427 (partitionSize + HEADER_LEN) % IOCTL_BUF_SIZE);
428 sizeRead +=
429 (partitionSize + HEADER_LEN) % IOCTL_BUF_SIZE;
430 } else {
431 memcpy((u8 *)fwControl->buffer,
432 (u8 *)pm8001_ha->fw_image->data + sizeRead,
433 IOCTL_BUF_SIZE);
434 sizeRead += IOCTL_BUF_SIZE;
435 }
436
437 pm8001_ha->nvmd_completion = &completion;
438 ret = PM8001_CHIP_DISP->fw_flash_update_req(pm8001_ha, payload);
439 wait_for_completion(&completion);
440 if (ret || (fwControl->retcode > FLASH_UPDATE_IN_PROGRESS)) {
441 ret = fwControl->retcode;
442 kfree(ioctlbuffer);
443 ioctlbuffer = NULL;
444 break;
445 }
446 }
447 if (ret)
448 break;
449 partitionNumber++;
450}
451out:
452 kfree(ioctlbuffer);
453 return ret;
454}
455static ssize_t pm8001_store_update_fw(struct device *cdev,
456 struct device_attribute *attr,
457 const char *buf, size_t count)
458{
459 struct Scsi_Host *shost = class_to_shost(cdev);
460 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
461 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
462 char *cmd_ptr, *filename_ptr;
463 int res, i;
464 int flash_command = FLASH_CMD_NONE;
465 int err = 0;
466 if (!capable(CAP_SYS_ADMIN))
467 return -EACCES;
468
469 cmd_ptr = kzalloc(count*2, GFP_KERNEL);
470
471 if (!cmd_ptr) {
472 err = FAIL_OUT_MEMORY;
473 goto out;
474 }
475
476 filename_ptr = cmd_ptr + count;
477 res = sscanf(buf, "%s %s", cmd_ptr, filename_ptr);
478 if (res != 2) {
479 err = FAIL_PARAMETERS;
480 goto out1;
481 }
482
483 for (i = 0; flash_command_table[i].code != FLASH_CMD_NONE; i++) {
484 if (!memcmp(flash_command_table[i].command,
485 cmd_ptr, strlen(cmd_ptr))) {
486 flash_command = flash_command_table[i].code;
487 break;
488 }
489 }
490 if (flash_command == FLASH_CMD_NONE) {
491 err = FAIL_PARAMETERS;
492 goto out1;
493 }
494
495 if (pm8001_ha->fw_status == FLASH_IN_PROGRESS) {
496 err = FLASH_IN_PROGRESS;
497 goto out1;
498 }
499 err = request_firmware(&pm8001_ha->fw_image,
500 filename_ptr,
501 pm8001_ha->dev);
502
503 if (err) {
504 PM8001_FAIL_DBG(pm8001_ha,
505 pm8001_printk("Failed to load firmware image file %s,"
506 " error %d\n", filename_ptr, err));
507 err = FAIL_OPEN_BIOS_FILE;
508 goto out1;
509 }
510
511 switch (flash_command) {
512 case FLASH_CMD_UPDATE:
513 pm8001_ha->fw_status = FLASH_IN_PROGRESS;
514 err = pm8001_update_flash(pm8001_ha);
515 break;
516 case FLASH_CMD_SET_NVMD:
517 pm8001_ha->fw_status = FLASH_IN_PROGRESS;
518 err = pm8001_set_nvmd(pm8001_ha);
519 break;
520 default:
521 pm8001_ha->fw_status = FAIL_PARAMETERS;
522 err = FAIL_PARAMETERS;
523 break;
524 }
525 release_firmware(pm8001_ha->fw_image);
526out1:
527 kfree(cmd_ptr);
528out:
529 pm8001_ha->fw_status = err;
530
531 if (!err)
532 return count;
533 else
534 return -err;
535}
536
537static ssize_t pm8001_show_update_fw(struct device *cdev,
538 struct device_attribute *attr, char *buf)
539{
540 int i;
541 struct Scsi_Host *shost = class_to_shost(cdev);
542 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
543 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
544
545 for (i = 0; flash_error_table[i].err_code != 0; i++) {
546 if (flash_error_table[i].err_code == pm8001_ha->fw_status)
547 break;
548 }
549 if (pm8001_ha->fw_status != FLASH_IN_PROGRESS)
550 pm8001_ha->fw_status = FLASH_OK;
551
552 return snprintf(buf, PAGE_SIZE, "status=%x %s\n",
553 flash_error_table[i].err_code,
554 flash_error_table[i].reason);
555}
556
557static DEVICE_ATTR(update_fw, S_IRUGO|S_IWUGO,
558 pm8001_show_update_fw, pm8001_store_update_fw);
559struct device_attribute *pm8001_host_attrs[] = {
560 &dev_attr_interface_rev,
561 &dev_attr_fw_version,
562 &dev_attr_update_fw,
563 &dev_attr_aap_log,
564 &dev_attr_iop_log,
565 &dev_attr_max_out_io,
566 &dev_attr_max_devices,
567 &dev_attr_max_sg_list,
568 &dev_attr_sas_spec_support,
569 &dev_attr_logging_level,
570 &dev_attr_host_sas_address,
571 NULL,
572};
573