1 /*
2 * PMC-Sierra 8001/8081/8088/8089 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 <linux/slab.h>
42 #include "pm8001_sas.h"
43 #include "pm8001_ctl.h"
44 #include "pm8001_chips.h"
45
46 /* scsi host attributes */
47
48 /**
49 * pm8001_ctl_mpi_interface_rev_show - MPI interface revision number
50 * @cdev: pointer to embedded class device
51 * @attr: device attribute (unused)
52 * @buf: the buffer returned
53 *
54 * A sysfs 'read-only' shost attribute.
55 */
pm8001_ctl_mpi_interface_rev_show(struct device * cdev,struct device_attribute * attr,char * buf)56 static ssize_t pm8001_ctl_mpi_interface_rev_show(struct device *cdev,
57 struct device_attribute *attr, char *buf)
58 {
59 struct Scsi_Host *shost = class_to_shost(cdev);
60 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
61 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
62
63 if (pm8001_ha->chip_id == chip_8001) {
64 return sysfs_emit(buf, "%d\n",
65 pm8001_ha->main_cfg_tbl.pm8001_tbl.interface_rev);
66 } else {
67 return sysfs_emit(buf, "%d\n",
68 pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev);
69 }
70 }
71 static
72 DEVICE_ATTR(interface_rev, S_IRUGO, pm8001_ctl_mpi_interface_rev_show, NULL);
73
74 /**
75 * controller_fatal_error_show - check controller is under fatal err
76 * @cdev: pointer to embedded class device
77 * @attr: device attribute (unused)
78 * @buf: the buffer returned
79 *
80 * A sysfs 'read-only' shost attribute.
81 */
controller_fatal_error_show(struct device * cdev,struct device_attribute * attr,char * buf)82 static ssize_t controller_fatal_error_show(struct device *cdev,
83 struct device_attribute *attr, char *buf)
84 {
85 struct Scsi_Host *shost = class_to_shost(cdev);
86 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
87 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
88
89 return sysfs_emit(buf, "%d\n",
90 pm8001_ha->controller_fatal_error);
91 }
92 static DEVICE_ATTR_RO(controller_fatal_error);
93
94 /**
95 * pm8001_ctl_fw_version_show - firmware version
96 * @cdev: pointer to embedded class device
97 * @attr: device attribute (unused)
98 * @buf: the buffer returned
99 *
100 * A sysfs 'read-only' shost attribute.
101 */
pm8001_ctl_fw_version_show(struct device * cdev,struct device_attribute * attr,char * buf)102 static ssize_t pm8001_ctl_fw_version_show(struct device *cdev,
103 struct device_attribute *attr, char *buf)
104 {
105 struct Scsi_Host *shost = class_to_shost(cdev);
106 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
107 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
108
109 if (pm8001_ha->chip_id == chip_8001) {
110 return sysfs_emit(buf, "%02x.%02x.%02x.%02x\n",
111 (u8)(pm8001_ha->main_cfg_tbl.pm8001_tbl.firmware_rev >> 24),
112 (u8)(pm8001_ha->main_cfg_tbl.pm8001_tbl.firmware_rev >> 16),
113 (u8)(pm8001_ha->main_cfg_tbl.pm8001_tbl.firmware_rev >> 8),
114 (u8)(pm8001_ha->main_cfg_tbl.pm8001_tbl.firmware_rev));
115 } else {
116 return sysfs_emit(buf, "%02x.%02x.%02x.%02x\n",
117 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev >> 24),
118 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev >> 16),
119 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev >> 8),
120 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev));
121 }
122 }
123 static DEVICE_ATTR(fw_version, S_IRUGO, pm8001_ctl_fw_version_show, NULL);
124
125 /**
126 * pm8001_ctl_ila_version_show - ila version
127 * @cdev: pointer to embedded class device
128 * @attr: device attribute (unused)
129 * @buf: the buffer returned
130 *
131 * A sysfs 'read-only' shost attribute.
132 */
pm8001_ctl_ila_version_show(struct device * cdev,struct device_attribute * attr,char * buf)133 static ssize_t pm8001_ctl_ila_version_show(struct device *cdev,
134 struct device_attribute *attr, char *buf)
135 {
136 struct Scsi_Host *shost = class_to_shost(cdev);
137 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
138 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
139
140 if (pm8001_ha->chip_id != chip_8001) {
141 return sysfs_emit(buf, "%02x.%02x.%02x.%02x\n",
142 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version >> 24),
143 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version >> 16),
144 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version >> 8),
145 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version));
146 }
147 return 0;
148 }
149 static DEVICE_ATTR(ila_version, 0444, pm8001_ctl_ila_version_show, NULL);
150
151 /**
152 * pm8001_ctl_inactive_fw_version_show - Inactive firmware version number
153 * @cdev: pointer to embedded class device
154 * @attr: device attribute (unused)
155 * @buf: the buffer returned
156 *
157 * A sysfs 'read-only' shost attribute.
158 */
pm8001_ctl_inactive_fw_version_show(struct device * cdev,struct device_attribute * attr,char * buf)159 static ssize_t pm8001_ctl_inactive_fw_version_show(struct device *cdev,
160 struct device_attribute *attr, char *buf)
161 {
162 struct Scsi_Host *shost = class_to_shost(cdev);
163 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
164 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
165
166 if (pm8001_ha->chip_id != chip_8001) {
167 return sysfs_emit(buf, "%02x.%02x.%02x.%02x\n",
168 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version >> 24),
169 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version >> 16),
170 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version >> 8),
171 (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version));
172 }
173 return 0;
174 }
175 static
176 DEVICE_ATTR(inc_fw_ver, 0444, pm8001_ctl_inactive_fw_version_show, NULL);
177
178 /**
179 * pm8001_ctl_max_out_io_show - max outstanding io supported
180 * @cdev: pointer to embedded class device
181 * @attr: device attribute (unused)
182 * @buf: the buffer returned
183 *
184 * A sysfs 'read-only' shost attribute.
185 */
pm8001_ctl_max_out_io_show(struct device * cdev,struct device_attribute * attr,char * buf)186 static ssize_t pm8001_ctl_max_out_io_show(struct device *cdev,
187 struct device_attribute *attr, char *buf)
188 {
189 struct Scsi_Host *shost = class_to_shost(cdev);
190 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
191 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
192
193 if (pm8001_ha->chip_id == chip_8001) {
194 return sysfs_emit(buf, "%d\n",
195 pm8001_ha->main_cfg_tbl.pm8001_tbl.max_out_io);
196 } else {
197 return sysfs_emit(buf, "%d\n",
198 pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_out_io);
199 }
200 }
201 static DEVICE_ATTR(max_out_io, S_IRUGO, pm8001_ctl_max_out_io_show, NULL);
202 /**
203 * pm8001_ctl_max_devices_show - max devices support
204 * @cdev: pointer to embedded class device
205 * @attr: device attribute (unused)
206 * @buf: the buffer returned
207 *
208 * A sysfs 'read-only' shost attribute.
209 */
pm8001_ctl_max_devices_show(struct device * cdev,struct device_attribute * attr,char * buf)210 static ssize_t pm8001_ctl_max_devices_show(struct device *cdev,
211 struct device_attribute *attr, char *buf)
212 {
213 struct Scsi_Host *shost = class_to_shost(cdev);
214 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
215 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
216
217 if (pm8001_ha->chip_id == chip_8001) {
218 return sysfs_emit(buf, "%04d\n",
219 (u16)(pm8001_ha->main_cfg_tbl.pm8001_tbl.max_sgl >> 16));
220 } else {
221 return sysfs_emit(buf, "%04d\n",
222 (u16)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_sgl >> 16));
223 }
224 }
225 static DEVICE_ATTR(max_devices, S_IRUGO, pm8001_ctl_max_devices_show, NULL);
226 /**
227 * pm8001_ctl_max_sg_list_show - max sg list supported iff not 0.0 for no
228 * hardware limitation
229 * @cdev: pointer to embedded class device
230 * @attr: device attribute (unused)
231 * @buf: the buffer returned
232 *
233 * A sysfs 'read-only' shost attribute.
234 */
pm8001_ctl_max_sg_list_show(struct device * cdev,struct device_attribute * attr,char * buf)235 static ssize_t pm8001_ctl_max_sg_list_show(struct device *cdev,
236 struct device_attribute *attr, char *buf)
237 {
238 struct Scsi_Host *shost = class_to_shost(cdev);
239 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
240 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
241
242 if (pm8001_ha->chip_id == chip_8001) {
243 return sysfs_emit(buf, "%04d\n",
244 pm8001_ha->main_cfg_tbl.pm8001_tbl.max_sgl & 0x0000FFFF);
245 } else {
246 return sysfs_emit(buf, "%04d\n",
247 pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_sgl & 0x0000FFFF);
248 }
249 }
250 static DEVICE_ATTR(max_sg_list, S_IRUGO, pm8001_ctl_max_sg_list_show, NULL);
251
252 #define SAS_1_0 0x1
253 #define SAS_1_1 0x2
254 #define SAS_2_0 0x4
255
256 static ssize_t
show_sas_spec_support_status(unsigned int mode,char * buf)257 show_sas_spec_support_status(unsigned int mode, char *buf)
258 {
259 ssize_t len = 0;
260
261 if (mode & SAS_1_1)
262 len = sprintf(buf, "%s", "SAS1.1");
263 if (mode & SAS_2_0)
264 len += sprintf(buf + len, "%s%s", len ? ", " : "", "SAS2.0");
265 len += sprintf(buf + len, "\n");
266
267 return len;
268 }
269
270 /**
271 * pm8001_ctl_sas_spec_support_show - sas spec supported
272 * @cdev: pointer to embedded class device
273 * @attr: device attribute (unused)
274 * @buf: the buffer returned
275 *
276 * A sysfs 'read-only' shost attribute.
277 */
pm8001_ctl_sas_spec_support_show(struct device * cdev,struct device_attribute * attr,char * buf)278 static ssize_t pm8001_ctl_sas_spec_support_show(struct device *cdev,
279 struct device_attribute *attr, char *buf)
280 {
281 unsigned int mode;
282 struct Scsi_Host *shost = class_to_shost(cdev);
283 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
284 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
285 /* fe000000 means supports SAS2.1 */
286 if (pm8001_ha->chip_id == chip_8001)
287 mode = (pm8001_ha->main_cfg_tbl.pm8001_tbl.ctrl_cap_flag &
288 0xfe000000)>>25;
289 else
290 /* fe000000 means supports SAS2.1 */
291 mode = (pm8001_ha->main_cfg_tbl.pm80xx_tbl.ctrl_cap_flag &
292 0xfe000000)>>25;
293 return show_sas_spec_support_status(mode, buf);
294 }
295 static DEVICE_ATTR(sas_spec_support, S_IRUGO,
296 pm8001_ctl_sas_spec_support_show, NULL);
297
298 /**
299 * pm8001_ctl_host_sas_address_show - sas address
300 * @cdev: pointer to embedded class device
301 * @attr: device attribute (unused)
302 * @buf: the buffer returned
303 *
304 * This is the controller sas address
305 *
306 * A sysfs 'read-only' shost attribute.
307 */
pm8001_ctl_host_sas_address_show(struct device * cdev,struct device_attribute * attr,char * buf)308 static ssize_t pm8001_ctl_host_sas_address_show(struct device *cdev,
309 struct device_attribute *attr, char *buf)
310 {
311 struct Scsi_Host *shost = class_to_shost(cdev);
312 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
313 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
314 return sysfs_emit(buf, "0x%016llx\n",
315 be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr));
316 }
317 static DEVICE_ATTR(host_sas_address, S_IRUGO,
318 pm8001_ctl_host_sas_address_show, NULL);
319
320 /**
321 * pm8001_ctl_logging_level_show - logging level
322 * @cdev: pointer to embedded class device
323 * @attr: device attribute (unused)
324 * @buf: the buffer returned
325 *
326 * A sysfs 'read/write' shost attribute.
327 */
pm8001_ctl_logging_level_show(struct device * cdev,struct device_attribute * attr,char * buf)328 static ssize_t pm8001_ctl_logging_level_show(struct device *cdev,
329 struct device_attribute *attr, char *buf)
330 {
331 struct Scsi_Host *shost = class_to_shost(cdev);
332 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
333 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
334
335 return sysfs_emit(buf, "%08xh\n", pm8001_ha->logging_level);
336 }
337
pm8001_ctl_logging_level_store(struct device * cdev,struct device_attribute * attr,const char * buf,size_t count)338 static ssize_t pm8001_ctl_logging_level_store(struct device *cdev,
339 struct device_attribute *attr, const char *buf, size_t count)
340 {
341 struct Scsi_Host *shost = class_to_shost(cdev);
342 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
343 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
344 int val = 0;
345
346 if (sscanf(buf, "%x", &val) != 1)
347 return -EINVAL;
348
349 pm8001_ha->logging_level = val;
350 return strlen(buf);
351 }
352
353 static DEVICE_ATTR(logging_level, S_IRUGO | S_IWUSR,
354 pm8001_ctl_logging_level_show, pm8001_ctl_logging_level_store);
355 /**
356 * pm8001_ctl_aap_log_show - aap1 event log
357 * @cdev: pointer to embedded class device
358 * @attr: device attribute (unused)
359 * @buf: the buffer returned
360 *
361 * A sysfs 'read-only' shost attribute.
362 */
pm8001_ctl_aap_log_show(struct device * cdev,struct device_attribute * attr,char * buf)363 static ssize_t pm8001_ctl_aap_log_show(struct device *cdev,
364 struct device_attribute *attr, char *buf)
365 {
366 struct Scsi_Host *shost = class_to_shost(cdev);
367 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
368 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
369 u8 *ptr = (u8 *)pm8001_ha->memoryMap.region[AAP1].virt_ptr;
370 int i;
371
372 char *str = buf;
373 int max = 2;
374 for (i = 0; i < max; i++) {
375 str += sprintf(str, "0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x"
376 "0x%08x 0x%08x\n",
377 pm8001_ctl_aap1_memmap(ptr, i, 0),
378 pm8001_ctl_aap1_memmap(ptr, i, 4),
379 pm8001_ctl_aap1_memmap(ptr, i, 8),
380 pm8001_ctl_aap1_memmap(ptr, i, 12),
381 pm8001_ctl_aap1_memmap(ptr, i, 16),
382 pm8001_ctl_aap1_memmap(ptr, i, 20),
383 pm8001_ctl_aap1_memmap(ptr, i, 24),
384 pm8001_ctl_aap1_memmap(ptr, i, 28));
385 }
386
387 return str - buf;
388 }
389 static DEVICE_ATTR(aap_log, S_IRUGO, pm8001_ctl_aap_log_show, NULL);
390 /**
391 * pm8001_ctl_ib_queue_log_show - Out bound Queue log
392 * @cdev:pointer to embedded class device
393 * @attr: device attribute (unused)
394 * @buf: the buffer returned
395 *
396 * A sysfs 'read-only' shost attribute.
397 */
pm8001_ctl_ib_queue_log_show(struct device * cdev,struct device_attribute * attr,char * buf)398 static ssize_t pm8001_ctl_ib_queue_log_show(struct device *cdev,
399 struct device_attribute *attr, char *buf)
400 {
401 struct Scsi_Host *shost = class_to_shost(cdev);
402 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
403 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
404 int offset;
405 char *str = buf;
406 int start = 0;
407 u32 ib_offset = pm8001_ha->ib_offset;
408 u32 queue_size = pm8001_ha->max_q_num * PM8001_MPI_QUEUE * 128;
409 #define IB_MEMMAP(c) \
410 (*(u32 *)((u8 *)pm8001_ha-> \
411 memoryMap.region[ib_offset].virt_ptr + \
412 pm8001_ha->evtlog_ib_offset + (c)))
413
414 for (offset = 0; offset < IB_OB_READ_TIMES; offset++) {
415 str += sprintf(str, "0x%08x\n", IB_MEMMAP(start));
416 start = start + 4;
417 }
418 pm8001_ha->evtlog_ib_offset += SYSFS_OFFSET;
419 if (((pm8001_ha->evtlog_ib_offset) % queue_size) == 0)
420 pm8001_ha->evtlog_ib_offset = 0;
421
422 return str - buf;
423 }
424
425 static DEVICE_ATTR(ib_log, S_IRUGO, pm8001_ctl_ib_queue_log_show, NULL);
426 /**
427 * pm8001_ctl_ob_queue_log_show - Out bound Queue log
428 * @cdev:pointer to embedded class device
429 * @attr: device attribute (unused)
430 * @buf: the buffer returned
431 *
432 * A sysfs 'read-only' shost attribute.
433 */
434
pm8001_ctl_ob_queue_log_show(struct device * cdev,struct device_attribute * attr,char * buf)435 static ssize_t pm8001_ctl_ob_queue_log_show(struct device *cdev,
436 struct device_attribute *attr, char *buf)
437 {
438 struct Scsi_Host *shost = class_to_shost(cdev);
439 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
440 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
441 int offset;
442 char *str = buf;
443 int start = 0;
444 u32 ob_offset = pm8001_ha->ob_offset;
445 u32 queue_size = pm8001_ha->max_q_num * PM8001_MPI_QUEUE * 128;
446 #define OB_MEMMAP(c) \
447 (*(u32 *)((u8 *)pm8001_ha-> \
448 memoryMap.region[ob_offset].virt_ptr + \
449 pm8001_ha->evtlog_ob_offset + (c)))
450
451 for (offset = 0; offset < IB_OB_READ_TIMES; offset++) {
452 str += sprintf(str, "0x%08x\n", OB_MEMMAP(start));
453 start = start + 4;
454 }
455 pm8001_ha->evtlog_ob_offset += SYSFS_OFFSET;
456 if (((pm8001_ha->evtlog_ob_offset) % queue_size) == 0)
457 pm8001_ha->evtlog_ob_offset = 0;
458
459 return str - buf;
460 }
461 static DEVICE_ATTR(ob_log, S_IRUGO, pm8001_ctl_ob_queue_log_show, NULL);
462 /**
463 * pm8001_ctl_bios_version_show - Bios version Display
464 * @cdev:pointer to embedded class device
465 * @attr: device attribute (unused)
466 * @buf:the buffer returned
467 *
468 * A sysfs 'read-only' shost attribute.
469 */
pm8001_ctl_bios_version_show(struct device * cdev,struct device_attribute * attr,char * buf)470 static ssize_t pm8001_ctl_bios_version_show(struct device *cdev,
471 struct device_attribute *attr, char *buf)
472 {
473 struct Scsi_Host *shost = class_to_shost(cdev);
474 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
475 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
476 char *str = buf;
477 int bios_index;
478 DECLARE_COMPLETION_ONSTACK(completion);
479 struct pm8001_ioctl_payload payload;
480
481 pm8001_ha->nvmd_completion = &completion;
482 payload.minor_function = 7;
483 payload.offset = 0;
484 payload.rd_length = 4096;
485 payload.func_specific = kzalloc(4096, GFP_KERNEL);
486 if (!payload.func_specific)
487 return -ENOMEM;
488 if (PM8001_CHIP_DISP->get_nvmd_req(pm8001_ha, &payload)) {
489 kfree(payload.func_specific);
490 return -ENOMEM;
491 }
492 wait_for_completion(&completion);
493 for (bios_index = BIOSOFFSET; bios_index < BIOS_OFFSET_LIMIT;
494 bios_index++)
495 str += sprintf(str, "%c",
496 *(payload.func_specific+bios_index));
497 kfree(payload.func_specific);
498 return str - buf;
499 }
500 static DEVICE_ATTR(bios_version, S_IRUGO, pm8001_ctl_bios_version_show, NULL);
501 /**
502 * event_log_size_show - event log size
503 * @cdev: pointer to embedded class device
504 * @attr: device attribute (unused)
505 * @buf: the buffer returned
506 *
507 * A sysfs read shost attribute.
508 */
event_log_size_show(struct device * cdev,struct device_attribute * attr,char * buf)509 static ssize_t event_log_size_show(struct device *cdev,
510 struct device_attribute *attr, char *buf)
511 {
512 struct Scsi_Host *shost = class_to_shost(cdev);
513 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
514 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
515
516 return sysfs_emit(buf, "%d\n",
517 pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size);
518 }
519 static DEVICE_ATTR_RO(event_log_size);
520 /**
521 * pm8001_ctl_iop_log_show - IOP event log
522 * @cdev: pointer to embedded class device
523 * @attr: device attribute (unused)
524 * @buf: the buffer returned
525 *
526 * A sysfs 'read-only' shost attribute.
527 */
pm8001_ctl_iop_log_show(struct device * cdev,struct device_attribute * attr,char * buf)528 static ssize_t pm8001_ctl_iop_log_show(struct device *cdev,
529 struct device_attribute *attr, char *buf)
530 {
531 struct Scsi_Host *shost = class_to_shost(cdev);
532 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
533 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
534 char *str = buf;
535 u32 read_size =
536 pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size / 1024;
537 u32 max_read_times = 32;
538 u32 max_count = (read_size * 1024) / (max_read_times * 4);
539 u32 *temp = (u32 *)pm8001_ha->memoryMap.region[IOP].virt_ptr;
540
541 mutex_lock(&pm8001_ha->iop_log_lock);
542
543 if ((pm8001_ha->iop_log_count % max_count) == 0) {
544 pm8001_ha->iop_log_start = 0;
545 pm8001_ha->iop_log_end = max_read_times;
546 pm8001_ha->iop_log_count = 0;
547 } else {
548 pm8001_ha->iop_log_start = pm8001_ha->iop_log_end;
549 pm8001_ha->iop_log_end = pm8001_ha->iop_log_end + max_read_times;
550 }
551
552 for (; pm8001_ha->iop_log_start < pm8001_ha->iop_log_end; pm8001_ha->iop_log_start++)
553 str += sprintf(str, "%08x ", *(temp+pm8001_ha->iop_log_start));
554 pm8001_ha->iop_log_count++;
555 mutex_unlock(&pm8001_ha->iop_log_lock);
556 return str - buf;
557 }
558 static DEVICE_ATTR(iop_log, S_IRUGO, pm8001_ctl_iop_log_show, NULL);
559
560 /**
561 * pm8001_ctl_fatal_log_show - fatal error logging
562 * @cdev:pointer to embedded class device
563 * @attr: device attribute
564 * @buf: the buffer returned
565 *
566 * A sysfs 'read-only' shost attribute.
567 */
568
pm8001_ctl_fatal_log_show(struct device * cdev,struct device_attribute * attr,char * buf)569 static ssize_t pm8001_ctl_fatal_log_show(struct device *cdev,
570 struct device_attribute *attr, char *buf)
571 {
572 ssize_t count;
573
574 count = pm80xx_get_fatal_dump(cdev, attr, buf);
575 return count;
576 }
577
578 static DEVICE_ATTR(fatal_log, S_IRUGO, pm8001_ctl_fatal_log_show, NULL);
579
580 /**
581 * non_fatal_log_show - non fatal error logging
582 * @cdev:pointer to embedded class device
583 * @attr: device attribute
584 * @buf: the buffer returned
585 *
586 * A sysfs 'read-only' shost attribute.
587 */
non_fatal_log_show(struct device * cdev,struct device_attribute * attr,char * buf)588 static ssize_t non_fatal_log_show(struct device *cdev,
589 struct device_attribute *attr, char *buf)
590 {
591 u32 count;
592
593 count = pm80xx_get_non_fatal_dump(cdev, attr, buf);
594 return count;
595 }
596 static DEVICE_ATTR_RO(non_fatal_log);
597
non_fatal_count_show(struct device * cdev,struct device_attribute * attr,char * buf)598 static ssize_t non_fatal_count_show(struct device *cdev,
599 struct device_attribute *attr, char *buf)
600 {
601 struct Scsi_Host *shost = class_to_shost(cdev);
602 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
603 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
604
605 return sysfs_emit(buf, "%08x\n",
606 pm8001_ha->non_fatal_count);
607 }
608
non_fatal_count_store(struct device * cdev,struct device_attribute * attr,const char * buf,size_t count)609 static ssize_t non_fatal_count_store(struct device *cdev,
610 struct device_attribute *attr, const char *buf, size_t count)
611 {
612 struct Scsi_Host *shost = class_to_shost(cdev);
613 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
614 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
615 int val = 0;
616
617 if (kstrtoint(buf, 16, &val) != 0)
618 return -EINVAL;
619
620 pm8001_ha->non_fatal_count = val;
621 return strlen(buf);
622 }
623 static DEVICE_ATTR_RW(non_fatal_count);
624
625 /**
626 * pm8001_ctl_gsm_log_show - gsm dump collection
627 * @cdev:pointer to embedded class device
628 * @attr: device attribute (unused)
629 * @buf: the buffer returned
630 *
631 * A sysfs 'read-only' shost attribute.
632 */
pm8001_ctl_gsm_log_show(struct device * cdev,struct device_attribute * attr,char * buf)633 static ssize_t pm8001_ctl_gsm_log_show(struct device *cdev,
634 struct device_attribute *attr, char *buf)
635 {
636 ssize_t count;
637
638 count = pm8001_get_gsm_dump(cdev, SYSFS_OFFSET, buf);
639 return count;
640 }
641
642 static DEVICE_ATTR(gsm_log, S_IRUGO, pm8001_ctl_gsm_log_show, NULL);
643
644 #define FLASH_CMD_NONE 0x00
645 #define FLASH_CMD_UPDATE 0x01
646 #define FLASH_CMD_SET_NVMD 0x02
647
648 struct flash_command {
649 u8 command[8] __nonstring;
650 int code;
651 };
652
653 static const struct flash_command flash_command_table[] = {
654 {"set_nvmd", FLASH_CMD_SET_NVMD},
655 {"update", FLASH_CMD_UPDATE},
656 {"", FLASH_CMD_NONE} /* Last entry should be NULL. */
657 };
658
659 struct error_fw {
660 char *reason;
661 int err_code;
662 };
663
664 static const struct error_fw flash_error_table[] = {
665 {"Failed to open fw image file", FAIL_OPEN_BIOS_FILE},
666 {"image header mismatch", FLASH_UPDATE_HDR_ERR},
667 {"image offset mismatch", FLASH_UPDATE_OFFSET_ERR},
668 {"image CRC Error", FLASH_UPDATE_CRC_ERR},
669 {"image length Error.", FLASH_UPDATE_LENGTH_ERR},
670 {"Failed to program flash chip", FLASH_UPDATE_HW_ERR},
671 {"Flash chip not supported.", FLASH_UPDATE_DNLD_NOT_SUPPORTED},
672 {"Flash update disabled.", FLASH_UPDATE_DISABLED},
673 {"Flash in progress", FLASH_IN_PROGRESS},
674 {"Image file size Error", FAIL_FILE_SIZE},
675 {"Input parameter error", FAIL_PARAMETERS},
676 {"Out of memory", FAIL_OUT_MEMORY},
677 {"OK", 0} /* Last entry err_code = 0. */
678 };
679
pm8001_set_nvmd(struct pm8001_hba_info * pm8001_ha)680 static int pm8001_set_nvmd(struct pm8001_hba_info *pm8001_ha)
681 {
682 struct pm8001_ioctl_payload *payload;
683 DECLARE_COMPLETION_ONSTACK(completion);
684 u8 *ioctlbuffer;
685 int ret;
686 u32 length = 1024 * 5 + sizeof(*payload) - 1;
687
688 if (pm8001_ha->fw_image->size > 4096) {
689 pm8001_ha->fw_status = FAIL_FILE_SIZE;
690 return -EFAULT;
691 }
692
693 ioctlbuffer = kzalloc(length, GFP_KERNEL);
694 if (!ioctlbuffer) {
695 pm8001_ha->fw_status = FAIL_OUT_MEMORY;
696 return -ENOMEM;
697 }
698 payload = (struct pm8001_ioctl_payload *)ioctlbuffer;
699 memcpy((u8 *)&payload->func_specific, (u8 *)pm8001_ha->fw_image->data,
700 pm8001_ha->fw_image->size);
701 payload->wr_length = pm8001_ha->fw_image->size;
702 payload->id = 0;
703 payload->minor_function = 0x1;
704 pm8001_ha->nvmd_completion = &completion;
705 ret = PM8001_CHIP_DISP->set_nvmd_req(pm8001_ha, payload);
706 if (ret) {
707 pm8001_ha->fw_status = FAIL_OUT_MEMORY;
708 goto out;
709 }
710 wait_for_completion(&completion);
711 out:
712 kfree(ioctlbuffer);
713 return ret;
714 }
715
pm8001_update_flash(struct pm8001_hba_info * pm8001_ha)716 static int pm8001_update_flash(struct pm8001_hba_info *pm8001_ha)
717 {
718 struct pm8001_ioctl_payload *payload;
719 DECLARE_COMPLETION_ONSTACK(completion);
720 u8 *ioctlbuffer;
721 struct fw_control_info *fwControl;
722 __be32 partitionSizeTmp;
723 u32 partitionSize;
724 u32 loopNumber, loopcount;
725 struct pm8001_fw_image_header *image_hdr;
726 u32 sizeRead = 0;
727 u32 ret = 0;
728 u32 length = 1024 * 16 + sizeof(*payload) - 1;
729 u32 fc_len;
730 u8 *read_buf;
731
732 if (pm8001_ha->fw_image->size < 28) {
733 pm8001_ha->fw_status = FAIL_FILE_SIZE;
734 return -EFAULT;
735 }
736 ioctlbuffer = kzalloc(length, GFP_KERNEL);
737 if (!ioctlbuffer) {
738 pm8001_ha->fw_status = FAIL_OUT_MEMORY;
739 return -ENOMEM;
740 }
741 image_hdr = (struct pm8001_fw_image_header *)pm8001_ha->fw_image->data;
742 while (sizeRead < pm8001_ha->fw_image->size) {
743 partitionSizeTmp =
744 *(__be32 *)((u8 *)&image_hdr->image_length + sizeRead);
745 partitionSize = be32_to_cpu(partitionSizeTmp);
746 loopcount = DIV_ROUND_UP(partitionSize + HEADER_LEN,
747 IOCTL_BUF_SIZE);
748 for (loopNumber = 0; loopNumber < loopcount; loopNumber++) {
749 payload = (struct pm8001_ioctl_payload *)ioctlbuffer;
750 payload->wr_length = 1024*16;
751 payload->id = 0;
752 fwControl =
753 (struct fw_control_info *)&payload->func_specific;
754 fwControl->len = IOCTL_BUF_SIZE; /* IN */
755 fwControl->size = partitionSize + HEADER_LEN;/* IN */
756 fwControl->retcode = 0;/* OUT */
757 fwControl->offset = loopNumber * IOCTL_BUF_SIZE;/*OUT */
758
759 /*
760 * for the last chunk of data in case file size is
761 * not even with 4k, load only the rest
762 */
763
764 read_buf = (u8 *)pm8001_ha->fw_image->data + sizeRead;
765 fc_len = (partitionSize + HEADER_LEN) % IOCTL_BUF_SIZE;
766
767 if (loopcount - loopNumber == 1 && fc_len) {
768 fwControl->len = fc_len;
769 memcpy((u8 *)fwControl->buffer, read_buf, fc_len);
770 sizeRead += fc_len;
771 } else {
772 memcpy((u8 *)fwControl->buffer, read_buf, IOCTL_BUF_SIZE);
773 sizeRead += IOCTL_BUF_SIZE;
774 }
775
776 pm8001_ha->nvmd_completion = &completion;
777 ret = PM8001_CHIP_DISP->fw_flash_update_req(pm8001_ha, payload);
778 if (ret) {
779 pm8001_ha->fw_status = FAIL_OUT_MEMORY;
780 goto out;
781 }
782 wait_for_completion(&completion);
783 if (fwControl->retcode > FLASH_UPDATE_IN_PROGRESS) {
784 pm8001_ha->fw_status = fwControl->retcode;
785 ret = -EFAULT;
786 goto out;
787 }
788 }
789 }
790 out:
791 kfree(ioctlbuffer);
792 return ret;
793 }
pm8001_store_update_fw(struct device * cdev,struct device_attribute * attr,const char * buf,size_t count)794 static ssize_t pm8001_store_update_fw(struct device *cdev,
795 struct device_attribute *attr,
796 const char *buf, size_t count)
797 {
798 struct Scsi_Host *shost = class_to_shost(cdev);
799 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
800 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
801 char *cmd_ptr, *filename_ptr;
802 int res, i;
803 int flash_command = FLASH_CMD_NONE;
804 int ret;
805
806 if (!capable(CAP_SYS_ADMIN))
807 return -EACCES;
808
809 /* this test protects us from running two flash processes at once,
810 * so we should start with this test */
811 if (pm8001_ha->fw_status == FLASH_IN_PROGRESS)
812 return -EINPROGRESS;
813 pm8001_ha->fw_status = FLASH_IN_PROGRESS;
814
815 cmd_ptr = kcalloc(count, 2, GFP_KERNEL);
816 if (!cmd_ptr) {
817 pm8001_ha->fw_status = FAIL_OUT_MEMORY;
818 return -ENOMEM;
819 }
820
821 filename_ptr = cmd_ptr + count;
822 res = sscanf(buf, "%s %s", cmd_ptr, filename_ptr);
823 if (res != 2) {
824 pm8001_ha->fw_status = FAIL_PARAMETERS;
825 ret = -EINVAL;
826 goto out;
827 }
828
829 for (i = 0; flash_command_table[i].code != FLASH_CMD_NONE; i++) {
830 if (!memcmp(flash_command_table[i].command,
831 cmd_ptr, strlen(cmd_ptr))) {
832 flash_command = flash_command_table[i].code;
833 break;
834 }
835 }
836 if (flash_command == FLASH_CMD_NONE) {
837 pm8001_ha->fw_status = FAIL_PARAMETERS;
838 ret = -EINVAL;
839 goto out;
840 }
841
842 ret = request_firmware(&pm8001_ha->fw_image,
843 filename_ptr,
844 pm8001_ha->dev);
845
846 if (ret) {
847 pm8001_dbg(pm8001_ha, FAIL,
848 "Failed to load firmware image file %s, error %d\n",
849 filename_ptr, ret);
850 pm8001_ha->fw_status = FAIL_OPEN_BIOS_FILE;
851 goto out;
852 }
853
854 if (FLASH_CMD_UPDATE == flash_command)
855 ret = pm8001_update_flash(pm8001_ha);
856 else
857 ret = pm8001_set_nvmd(pm8001_ha);
858
859 release_firmware(pm8001_ha->fw_image);
860 out:
861 kfree(cmd_ptr);
862
863 if (ret)
864 return ret;
865
866 pm8001_ha->fw_status = FLASH_OK;
867 return count;
868 }
869
pm8001_show_update_fw(struct device * cdev,struct device_attribute * attr,char * buf)870 static ssize_t pm8001_show_update_fw(struct device *cdev,
871 struct device_attribute *attr, char *buf)
872 {
873 int i;
874 struct Scsi_Host *shost = class_to_shost(cdev);
875 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
876 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
877
878 for (i = 0; flash_error_table[i].err_code != 0; i++) {
879 if (flash_error_table[i].err_code == pm8001_ha->fw_status)
880 break;
881 }
882 if (pm8001_ha->fw_status != FLASH_IN_PROGRESS)
883 pm8001_ha->fw_status = FLASH_OK;
884
885 return sysfs_emit(buf, "status=%x %s\n",
886 flash_error_table[i].err_code,
887 flash_error_table[i].reason);
888 }
889 static DEVICE_ATTR(update_fw, S_IRUGO|S_IWUSR|S_IWGRP,
890 pm8001_show_update_fw, pm8001_store_update_fw);
891
892 static const char *const mpiStateText[] = {
893 "MPI is not initialized",
894 "MPI is successfully initialized",
895 "MPI termination is in progress",
896 "MPI initialization failed with error in [31:16]"
897 };
898
899 /**
900 * ctl_mpi_state_show - controller MPI state check
901 * @cdev: pointer to embedded class device
902 * @attr: device attribute (unused)
903 * @buf: the buffer returned
904 *
905 * A sysfs 'read-only' shost attribute.
906 */
ctl_mpi_state_show(struct device * cdev,struct device_attribute * attr,char * buf)907 static ssize_t ctl_mpi_state_show(struct device *cdev,
908 struct device_attribute *attr, char *buf)
909 {
910 struct Scsi_Host *shost = class_to_shost(cdev);
911 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
912 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
913 unsigned int mpidw0;
914
915 mpidw0 = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 0);
916 return sysfs_emit(buf, "%s\n", mpiStateText[mpidw0 & 0x0003]);
917 }
918 static DEVICE_ATTR_RO(ctl_mpi_state);
919
920 /**
921 * ctl_hmi_error_show - controller MPI initialization fails
922 * @cdev: pointer to embedded class device
923 * @attr: device attribute (unused)
924 * @buf: the buffer returned
925 *
926 * A sysfs 'read-only' shost attribute.
927 */
ctl_hmi_error_show(struct device * cdev,struct device_attribute * attr,char * buf)928 static ssize_t ctl_hmi_error_show(struct device *cdev,
929 struct device_attribute *attr, char *buf)
930 {
931 struct Scsi_Host *shost = class_to_shost(cdev);
932 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
933 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
934 unsigned int mpidw0;
935
936 mpidw0 = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 0);
937 return sysfs_emit(buf, "0x%08x\n", (mpidw0 >> 16));
938 }
939 static DEVICE_ATTR_RO(ctl_hmi_error);
940
941 /**
942 * ctl_raae_count_show - controller raae count check
943 * @cdev: pointer to embedded class device
944 * @attr: device attribute (unused)
945 * @buf: the buffer returned
946 *
947 * A sysfs 'read-only' shost attribute.
948 */
ctl_raae_count_show(struct device * cdev,struct device_attribute * attr,char * buf)949 static ssize_t ctl_raae_count_show(struct device *cdev,
950 struct device_attribute *attr, char *buf)
951 {
952 struct Scsi_Host *shost = class_to_shost(cdev);
953 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
954 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
955 unsigned int raaecnt;
956
957 raaecnt = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 12);
958 return sysfs_emit(buf, "0x%08x\n", raaecnt);
959 }
960 static DEVICE_ATTR_RO(ctl_raae_count);
961
962 /**
963 * ctl_iop0_count_show - controller iop0 count check
964 * @cdev: pointer to embedded class device
965 * @attr: device attribute (unused)
966 * @buf: the buffer returned
967 *
968 * A sysfs 'read-only' shost attribute.
969 */
ctl_iop0_count_show(struct device * cdev,struct device_attribute * attr,char * buf)970 static ssize_t ctl_iop0_count_show(struct device *cdev,
971 struct device_attribute *attr, char *buf)
972 {
973 struct Scsi_Host *shost = class_to_shost(cdev);
974 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
975 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
976 unsigned int iop0cnt;
977
978 iop0cnt = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 16);
979 return sysfs_emit(buf, "0x%08x\n", iop0cnt);
980 }
981 static DEVICE_ATTR_RO(ctl_iop0_count);
982
983 /**
984 * ctl_iop1_count_show - controller iop1 count check
985 * @cdev: pointer to embedded class device
986 * @attr: device attribute (unused)
987 * @buf: the buffer returned
988 *
989 * A sysfs 'read-only' shost attribute.
990 */
ctl_iop1_count_show(struct device * cdev,struct device_attribute * attr,char * buf)991 static ssize_t ctl_iop1_count_show(struct device *cdev,
992 struct device_attribute *attr, char *buf)
993 {
994 struct Scsi_Host *shost = class_to_shost(cdev);
995 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
996 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
997 unsigned int iop1cnt;
998
999 iop1cnt = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 20);
1000 return sysfs_emit(buf, "0x%08x\n", iop1cnt);
1001
1002 }
1003 static DEVICE_ATTR_RO(ctl_iop1_count);
1004
1005 static struct attribute *pm8001_host_attrs[] = {
1006 &dev_attr_interface_rev.attr,
1007 &dev_attr_controller_fatal_error.attr,
1008 &dev_attr_fw_version.attr,
1009 &dev_attr_update_fw.attr,
1010 &dev_attr_aap_log.attr,
1011 &dev_attr_iop_log.attr,
1012 &dev_attr_fatal_log.attr,
1013 &dev_attr_non_fatal_log.attr,
1014 &dev_attr_non_fatal_count.attr,
1015 &dev_attr_gsm_log.attr,
1016 &dev_attr_max_out_io.attr,
1017 &dev_attr_max_devices.attr,
1018 &dev_attr_max_sg_list.attr,
1019 &dev_attr_sas_spec_support.attr,
1020 &dev_attr_logging_level.attr,
1021 &dev_attr_event_log_size.attr,
1022 &dev_attr_host_sas_address.attr,
1023 &dev_attr_bios_version.attr,
1024 &dev_attr_ib_log.attr,
1025 &dev_attr_ob_log.attr,
1026 &dev_attr_ila_version.attr,
1027 &dev_attr_inc_fw_ver.attr,
1028 &dev_attr_ctl_mpi_state.attr,
1029 &dev_attr_ctl_hmi_error.attr,
1030 &dev_attr_ctl_raae_count.attr,
1031 &dev_attr_ctl_iop0_count.attr,
1032 &dev_attr_ctl_iop1_count.attr,
1033 NULL,
1034 };
1035
1036 static const struct attribute_group pm8001_host_attr_group = {
1037 .attrs = pm8001_host_attrs
1038 };
1039
1040 const struct attribute_group *pm8001_host_groups[] = {
1041 &pm8001_host_attr_group,
1042 NULL
1043 };
1044
1045 const struct attribute_group *pm8001_sdev_groups[] = {
1046 &sas_ata_sdev_attr_group,
1047 NULL
1048 };
1049