Commit | Line | Data |
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dea3101e | 1 | /******************************************************************* |
2 | * This file is part of the Emulex Linux Device Driver for * | |
c44ce173 | 3 | * Fibre Channel Host Bus Adapters. * |
92494144 | 4 | * Copyright (C) 2004-2011 Emulex. All rights reserved. * |
c44ce173 | 5 | * EMULEX and SLI are trademarks of Emulex. * |
dea3101e | 6 | * www.emulex.com * |
c44ce173 | 7 | * Portions Copyright (C) 2004-2005 Christoph Hellwig * |
dea3101e | 8 | * * |
9 | * This program is free software; you can redistribute it and/or * | |
c44ce173 JSEC |
10 | * modify it under the terms of version 2 of the GNU General * |
11 | * Public License as published by the Free Software Foundation. * | |
12 | * This program is distributed in the hope that it will be useful. * | |
13 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * | |
14 | * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * | |
15 | * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * | |
16 | * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * | |
17 | * TO BE LEGALLY INVALID. See the GNU General Public License for * | |
18 | * more details, a copy of which can be found in the file COPYING * | |
19 | * included with this package. * | |
dea3101e | 20 | *******************************************************************/ |
21 | ||
dea3101e | 22 | #include <linux/ctype.h> |
46fa311e | 23 | #include <linux/delay.h> |
dea3101e | 24 | #include <linux/pci.h> |
25 | #include <linux/interrupt.h> | |
acf3368f | 26 | #include <linux/module.h> |
0d878419 | 27 | #include <linux/aer.h> |
5a0e3ad6 | 28 | #include <linux/gfp.h> |
ecc30990 | 29 | #include <linux/kernel.h> |
dea3101e | 30 | |
91886523 | 31 | #include <scsi/scsi.h> |
dea3101e | 32 | #include <scsi/scsi_device.h> |
33 | #include <scsi/scsi_host.h> | |
34 | #include <scsi/scsi_tcq.h> | |
35 | #include <scsi/scsi_transport_fc.h> | |
6a9c52cf | 36 | #include <scsi/fc/fc_fs.h> |
dea3101e | 37 | |
da0436e9 | 38 | #include "lpfc_hw4.h" |
dea3101e | 39 | #include "lpfc_hw.h" |
40 | #include "lpfc_sli.h" | |
da0436e9 | 41 | #include "lpfc_sli4.h" |
ea2151b4 | 42 | #include "lpfc_nl.h" |
dea3101e | 43 | #include "lpfc_disc.h" |
44 | #include "lpfc_scsi.h" | |
45 | #include "lpfc.h" | |
46 | #include "lpfc_logmsg.h" | |
47 | #include "lpfc_version.h" | |
48 | #include "lpfc_compat.h" | |
49 | #include "lpfc_crtn.h" | |
92d7f7b0 | 50 | #include "lpfc_vport.h" |
dea3101e | 51 | |
c01f3208 JS |
52 | #define LPFC_DEF_DEVLOSS_TMO 30 |
53 | #define LPFC_MIN_DEVLOSS_TMO 1 | |
54 | #define LPFC_MAX_DEVLOSS_TMO 255 | |
dea3101e | 55 | |
f7a919b4 JS |
56 | /* |
57 | * Write key size should be multiple of 4. If write key is changed | |
58 | * make sure that library write key is also changed. | |
59 | */ | |
60 | #define LPFC_REG_WRITE_KEY_SIZE 4 | |
61 | #define LPFC_REG_WRITE_KEY "EMLX" | |
62 | ||
e59058c4 | 63 | /** |
3621a710 | 64 | * lpfc_jedec_to_ascii - Hex to ascii convertor according to JEDEC rules |
e59058c4 JS |
65 | * @incr: integer to convert. |
66 | * @hdw: ascii string holding converted integer plus a string terminator. | |
67 | * | |
68 | * Description: | |
69 | * JEDEC Joint Electron Device Engineering Council. | |
70 | * Convert a 32 bit integer composed of 8 nibbles into an 8 byte ascii | |
71 | * character string. The string is then terminated with a NULL in byte 9. | |
72 | * Hex 0-9 becomes ascii '0' to '9'. | |
73 | * Hex a-f becomes ascii '=' to 'B' capital B. | |
74 | * | |
75 | * Notes: | |
76 | * Coded for 32 bit integers only. | |
77 | **/ | |
dea3101e | 78 | static void |
79 | lpfc_jedec_to_ascii(int incr, char hdw[]) | |
80 | { | |
81 | int i, j; | |
82 | for (i = 0; i < 8; i++) { | |
83 | j = (incr & 0xf); | |
84 | if (j <= 9) | |
85 | hdw[7 - i] = 0x30 + j; | |
86 | else | |
87 | hdw[7 - i] = 0x61 + j - 10; | |
88 | incr = (incr >> 4); | |
89 | } | |
90 | hdw[8] = 0; | |
91 | return; | |
92 | } | |
93 | ||
e59058c4 | 94 | /** |
3621a710 | 95 | * lpfc_drvr_version_show - Return the Emulex driver string with version number |
e59058c4 JS |
96 | * @dev: class unused variable. |
97 | * @attr: device attribute, not used. | |
98 | * @buf: on return contains the module description text. | |
99 | * | |
100 | * Returns: size of formatted string. | |
101 | **/ | |
dea3101e | 102 | static ssize_t |
ee959b00 TJ |
103 | lpfc_drvr_version_show(struct device *dev, struct device_attribute *attr, |
104 | char *buf) | |
dea3101e | 105 | { |
106 | return snprintf(buf, PAGE_SIZE, LPFC_MODULE_DESC "\n"); | |
107 | } | |
108 | ||
45ed1190 JS |
109 | /** |
110 | * lpfc_enable_fip_show - Return the fip mode of the HBA | |
111 | * @dev: class unused variable. | |
112 | * @attr: device attribute, not used. | |
113 | * @buf: on return contains the module description text. | |
114 | * | |
115 | * Returns: size of formatted string. | |
116 | **/ | |
117 | static ssize_t | |
118 | lpfc_enable_fip_show(struct device *dev, struct device_attribute *attr, | |
119 | char *buf) | |
120 | { | |
121 | struct Scsi_Host *shost = class_to_shost(dev); | |
122 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
123 | struct lpfc_hba *phba = vport->phba; | |
124 | ||
125 | if (phba->hba_flag & HBA_FIP_SUPPORT) | |
126 | return snprintf(buf, PAGE_SIZE, "1\n"); | |
127 | else | |
128 | return snprintf(buf, PAGE_SIZE, "0\n"); | |
129 | } | |
130 | ||
81301a9b JS |
131 | static ssize_t |
132 | lpfc_bg_info_show(struct device *dev, struct device_attribute *attr, | |
133 | char *buf) | |
134 | { | |
135 | struct Scsi_Host *shost = class_to_shost(dev); | |
136 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
137 | struct lpfc_hba *phba = vport->phba; | |
138 | ||
139 | if (phba->cfg_enable_bg) | |
140 | if (phba->sli3_options & LPFC_SLI3_BG_ENABLED) | |
141 | return snprintf(buf, PAGE_SIZE, "BlockGuard Enabled\n"); | |
142 | else | |
143 | return snprintf(buf, PAGE_SIZE, | |
144 | "BlockGuard Not Supported\n"); | |
145 | else | |
146 | return snprintf(buf, PAGE_SIZE, | |
147 | "BlockGuard Disabled\n"); | |
148 | } | |
149 | ||
150 | static ssize_t | |
151 | lpfc_bg_guard_err_show(struct device *dev, struct device_attribute *attr, | |
152 | char *buf) | |
153 | { | |
154 | struct Scsi_Host *shost = class_to_shost(dev); | |
155 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
156 | struct lpfc_hba *phba = vport->phba; | |
157 | ||
87b5c328 JS |
158 | return snprintf(buf, PAGE_SIZE, "%llu\n", |
159 | (unsigned long long)phba->bg_guard_err_cnt); | |
81301a9b JS |
160 | } |
161 | ||
162 | static ssize_t | |
163 | lpfc_bg_apptag_err_show(struct device *dev, struct device_attribute *attr, | |
164 | char *buf) | |
165 | { | |
166 | struct Scsi_Host *shost = class_to_shost(dev); | |
167 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
168 | struct lpfc_hba *phba = vport->phba; | |
169 | ||
87b5c328 JS |
170 | return snprintf(buf, PAGE_SIZE, "%llu\n", |
171 | (unsigned long long)phba->bg_apptag_err_cnt); | |
81301a9b JS |
172 | } |
173 | ||
174 | static ssize_t | |
175 | lpfc_bg_reftag_err_show(struct device *dev, struct device_attribute *attr, | |
176 | char *buf) | |
177 | { | |
178 | struct Scsi_Host *shost = class_to_shost(dev); | |
179 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
180 | struct lpfc_hba *phba = vport->phba; | |
181 | ||
87b5c328 JS |
182 | return snprintf(buf, PAGE_SIZE, "%llu\n", |
183 | (unsigned long long)phba->bg_reftag_err_cnt); | |
81301a9b JS |
184 | } |
185 | ||
e59058c4 | 186 | /** |
3621a710 | 187 | * lpfc_info_show - Return some pci info about the host in ascii |
e59058c4 JS |
188 | * @dev: class converted to a Scsi_host structure. |
189 | * @attr: device attribute, not used. | |
190 | * @buf: on return contains the formatted text from lpfc_info(). | |
191 | * | |
192 | * Returns: size of formatted string. | |
193 | **/ | |
dea3101e | 194 | static ssize_t |
ee959b00 TJ |
195 | lpfc_info_show(struct device *dev, struct device_attribute *attr, |
196 | char *buf) | |
dea3101e | 197 | { |
ee959b00 | 198 | struct Scsi_Host *host = class_to_shost(dev); |
2e0fef85 | 199 | |
dea3101e | 200 | return snprintf(buf, PAGE_SIZE, "%s\n",lpfc_info(host)); |
201 | } | |
202 | ||
e59058c4 | 203 | /** |
3621a710 | 204 | * lpfc_serialnum_show - Return the hba serial number in ascii |
e59058c4 JS |
205 | * @dev: class converted to a Scsi_host structure. |
206 | * @attr: device attribute, not used. | |
207 | * @buf: on return contains the formatted text serial number. | |
208 | * | |
209 | * Returns: size of formatted string. | |
210 | **/ | |
dea3101e | 211 | static ssize_t |
ee959b00 TJ |
212 | lpfc_serialnum_show(struct device *dev, struct device_attribute *attr, |
213 | char *buf) | |
dea3101e | 214 | { |
ee959b00 | 215 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
216 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
217 | struct lpfc_hba *phba = vport->phba; | |
218 | ||
dea3101e | 219 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->SerialNumber); |
220 | } | |
221 | ||
e59058c4 | 222 | /** |
3621a710 | 223 | * lpfc_temp_sensor_show - Return the temperature sensor level |
e59058c4 JS |
224 | * @dev: class converted to a Scsi_host structure. |
225 | * @attr: device attribute, not used. | |
226 | * @buf: on return contains the formatted support level. | |
227 | * | |
228 | * Description: | |
229 | * Returns a number indicating the temperature sensor level currently | |
230 | * supported, zero or one in ascii. | |
231 | * | |
232 | * Returns: size of formatted string. | |
233 | **/ | |
57127f15 | 234 | static ssize_t |
ee959b00 TJ |
235 | lpfc_temp_sensor_show(struct device *dev, struct device_attribute *attr, |
236 | char *buf) | |
57127f15 | 237 | { |
ee959b00 | 238 | struct Scsi_Host *shost = class_to_shost(dev); |
57127f15 JS |
239 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
240 | struct lpfc_hba *phba = vport->phba; | |
241 | return snprintf(buf, PAGE_SIZE, "%d\n",phba->temp_sensor_support); | |
242 | } | |
243 | ||
e59058c4 | 244 | /** |
3621a710 | 245 | * lpfc_modeldesc_show - Return the model description of the hba |
e59058c4 JS |
246 | * @dev: class converted to a Scsi_host structure. |
247 | * @attr: device attribute, not used. | |
248 | * @buf: on return contains the scsi vpd model description. | |
249 | * | |
250 | * Returns: size of formatted string. | |
251 | **/ | |
dea3101e | 252 | static ssize_t |
ee959b00 TJ |
253 | lpfc_modeldesc_show(struct device *dev, struct device_attribute *attr, |
254 | char *buf) | |
dea3101e | 255 | { |
ee959b00 | 256 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
257 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
258 | struct lpfc_hba *phba = vport->phba; | |
259 | ||
dea3101e | 260 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelDesc); |
261 | } | |
262 | ||
e59058c4 | 263 | /** |
3621a710 | 264 | * lpfc_modelname_show - Return the model name of the hba |
e59058c4 JS |
265 | * @dev: class converted to a Scsi_host structure. |
266 | * @attr: device attribute, not used. | |
267 | * @buf: on return contains the scsi vpd model name. | |
268 | * | |
269 | * Returns: size of formatted string. | |
270 | **/ | |
dea3101e | 271 | static ssize_t |
ee959b00 TJ |
272 | lpfc_modelname_show(struct device *dev, struct device_attribute *attr, |
273 | char *buf) | |
dea3101e | 274 | { |
ee959b00 | 275 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
276 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
277 | struct lpfc_hba *phba = vport->phba; | |
278 | ||
dea3101e | 279 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelName); |
280 | } | |
281 | ||
e59058c4 | 282 | /** |
3621a710 | 283 | * lpfc_programtype_show - Return the program type of the hba |
e59058c4 JS |
284 | * @dev: class converted to a Scsi_host structure. |
285 | * @attr: device attribute, not used. | |
286 | * @buf: on return contains the scsi vpd program type. | |
287 | * | |
288 | * Returns: size of formatted string. | |
289 | **/ | |
dea3101e | 290 | static ssize_t |
ee959b00 TJ |
291 | lpfc_programtype_show(struct device *dev, struct device_attribute *attr, |
292 | char *buf) | |
dea3101e | 293 | { |
ee959b00 | 294 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
295 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
296 | struct lpfc_hba *phba = vport->phba; | |
297 | ||
dea3101e | 298 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->ProgramType); |
299 | } | |
300 | ||
84774a4d | 301 | /** |
3621a710 | 302 | * lpfc_mlomgmt_show - Return the Menlo Maintenance sli flag |
84774a4d JS |
303 | * @dev: class converted to a Scsi_host structure. |
304 | * @attr: device attribute, not used. | |
305 | * @buf: on return contains the Menlo Maintenance sli flag. | |
306 | * | |
307 | * Returns: size of formatted string. | |
308 | **/ | |
309 | static ssize_t | |
310 | lpfc_mlomgmt_show(struct device *dev, struct device_attribute *attr, char *buf) | |
311 | { | |
312 | struct Scsi_Host *shost = class_to_shost(dev); | |
313 | struct lpfc_vport *vport = (struct lpfc_vport *)shost->hostdata; | |
314 | struct lpfc_hba *phba = vport->phba; | |
315 | ||
316 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
317 | (phba->sli.sli_flag & LPFC_MENLO_MAINT)); | |
318 | } | |
319 | ||
e59058c4 | 320 | /** |
3621a710 | 321 | * lpfc_vportnum_show - Return the port number in ascii of the hba |
e59058c4 JS |
322 | * @dev: class converted to a Scsi_host structure. |
323 | * @attr: device attribute, not used. | |
324 | * @buf: on return contains scsi vpd program type. | |
325 | * | |
326 | * Returns: size of formatted string. | |
327 | **/ | |
dea3101e | 328 | static ssize_t |
ee959b00 TJ |
329 | lpfc_vportnum_show(struct device *dev, struct device_attribute *attr, |
330 | char *buf) | |
dea3101e | 331 | { |
ee959b00 | 332 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
333 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
334 | struct lpfc_hba *phba = vport->phba; | |
335 | ||
dea3101e | 336 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->Port); |
337 | } | |
338 | ||
e59058c4 | 339 | /** |
3621a710 | 340 | * lpfc_fwrev_show - Return the firmware rev running in the hba |
e59058c4 JS |
341 | * @dev: class converted to a Scsi_host structure. |
342 | * @attr: device attribute, not used. | |
343 | * @buf: on return contains the scsi vpd program type. | |
344 | * | |
345 | * Returns: size of formatted string. | |
346 | **/ | |
dea3101e | 347 | static ssize_t |
ee959b00 TJ |
348 | lpfc_fwrev_show(struct device *dev, struct device_attribute *attr, |
349 | char *buf) | |
dea3101e | 350 | { |
ee959b00 | 351 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
352 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
353 | struct lpfc_hba *phba = vport->phba; | |
026abb87 JS |
354 | uint32_t if_type; |
355 | uint8_t sli_family; | |
6b5151fd | 356 | char fwrev[FW_REV_STR_SIZE]; |
026abb87 | 357 | int len; |
2e0fef85 | 358 | |
dea3101e | 359 | lpfc_decode_firmware_rev(phba, fwrev, 1); |
026abb87 JS |
360 | if_type = phba->sli4_hba.pc_sli4_params.if_type; |
361 | sli_family = phba->sli4_hba.pc_sli4_params.sli_family; | |
362 | ||
363 | if (phba->sli_rev < LPFC_SLI_REV4) | |
364 | len = snprintf(buf, PAGE_SIZE, "%s, sli-%d\n", | |
365 | fwrev, phba->sli_rev); | |
366 | else | |
367 | len = snprintf(buf, PAGE_SIZE, "%s, sli-%d:%d:%x\n", | |
368 | fwrev, phba->sli_rev, if_type, sli_family); | |
369 | ||
370 | return len; | |
dea3101e | 371 | } |
372 | ||
e59058c4 | 373 | /** |
3621a710 | 374 | * lpfc_hdw_show - Return the jedec information about the hba |
e59058c4 JS |
375 | * @dev: class converted to a Scsi_host structure. |
376 | * @attr: device attribute, not used. | |
377 | * @buf: on return contains the scsi vpd program type. | |
378 | * | |
379 | * Returns: size of formatted string. | |
380 | **/ | |
dea3101e | 381 | static ssize_t |
ee959b00 | 382 | lpfc_hdw_show(struct device *dev, struct device_attribute *attr, char *buf) |
dea3101e | 383 | { |
384 | char hdw[9]; | |
ee959b00 | 385 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
386 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
387 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 388 | lpfc_vpd_t *vp = &phba->vpd; |
2e0fef85 | 389 | |
dea3101e | 390 | lpfc_jedec_to_ascii(vp->rev.biuRev, hdw); |
391 | return snprintf(buf, PAGE_SIZE, "%s\n", hdw); | |
392 | } | |
e59058c4 JS |
393 | |
394 | /** | |
3621a710 | 395 | * lpfc_option_rom_version_show - Return the adapter ROM FCode version |
e59058c4 JS |
396 | * @dev: class converted to a Scsi_host structure. |
397 | * @attr: device attribute, not used. | |
398 | * @buf: on return contains the ROM and FCode ascii strings. | |
399 | * | |
400 | * Returns: size of formatted string. | |
401 | **/ | |
dea3101e | 402 | static ssize_t |
ee959b00 TJ |
403 | lpfc_option_rom_version_show(struct device *dev, struct device_attribute *attr, |
404 | char *buf) | |
dea3101e | 405 | { |
ee959b00 | 406 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
407 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
408 | struct lpfc_hba *phba = vport->phba; | |
409 | ||
dea3101e | 410 | return snprintf(buf, PAGE_SIZE, "%s\n", phba->OptionROMVersion); |
411 | } | |
e59058c4 JS |
412 | |
413 | /** | |
3621a710 | 414 | * lpfc_state_show - Return the link state of the port |
e59058c4 JS |
415 | * @dev: class converted to a Scsi_host structure. |
416 | * @attr: device attribute, not used. | |
417 | * @buf: on return contains text describing the state of the link. | |
418 | * | |
419 | * Notes: | |
420 | * The switch statement has no default so zero will be returned. | |
421 | * | |
422 | * Returns: size of formatted string. | |
423 | **/ | |
dea3101e | 424 | static ssize_t |
bbd1ae41 HR |
425 | lpfc_link_state_show(struct device *dev, struct device_attribute *attr, |
426 | char *buf) | |
dea3101e | 427 | { |
ee959b00 | 428 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
429 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
430 | struct lpfc_hba *phba = vport->phba; | |
431 | int len = 0; | |
432 | ||
433 | switch (phba->link_state) { | |
434 | case LPFC_LINK_UNKNOWN: | |
41415862 | 435 | case LPFC_WARM_START: |
dea3101e | 436 | case LPFC_INIT_START: |
437 | case LPFC_INIT_MBX_CMDS: | |
438 | case LPFC_LINK_DOWN: | |
2e0fef85 | 439 | case LPFC_HBA_ERROR: |
a0c87cbd JS |
440 | if (phba->hba_flag & LINK_DISABLED) |
441 | len += snprintf(buf + len, PAGE_SIZE-len, | |
442 | "Link Down - User disabled\n"); | |
443 | else | |
444 | len += snprintf(buf + len, PAGE_SIZE-len, | |
445 | "Link Down\n"); | |
dea3101e | 446 | break; |
447 | case LPFC_LINK_UP: | |
dea3101e | 448 | case LPFC_CLEAR_LA: |
dea3101e | 449 | case LPFC_HBA_READY: |
a8adb832 | 450 | len += snprintf(buf + len, PAGE_SIZE-len, "Link Up - "); |
2e0fef85 JS |
451 | |
452 | switch (vport->port_state) { | |
2e0fef85 JS |
453 | case LPFC_LOCAL_CFG_LINK: |
454 | len += snprintf(buf + len, PAGE_SIZE-len, | |
92d7f7b0 | 455 | "Configuring Link\n"); |
2e0fef85 | 456 | break; |
92d7f7b0 | 457 | case LPFC_FDISC: |
2e0fef85 JS |
458 | case LPFC_FLOGI: |
459 | case LPFC_FABRIC_CFG_LINK: | |
460 | case LPFC_NS_REG: | |
461 | case LPFC_NS_QRY: | |
462 | case LPFC_BUILD_DISC_LIST: | |
463 | case LPFC_DISC_AUTH: | |
464 | len += snprintf(buf + len, PAGE_SIZE - len, | |
465 | "Discovery\n"); | |
466 | break; | |
467 | case LPFC_VPORT_READY: | |
468 | len += snprintf(buf + len, PAGE_SIZE - len, "Ready\n"); | |
469 | break; | |
470 | ||
92d7f7b0 JS |
471 | case LPFC_VPORT_FAILED: |
472 | len += snprintf(buf + len, PAGE_SIZE - len, "Failed\n"); | |
473 | break; | |
474 | ||
475 | case LPFC_VPORT_UNKNOWN: | |
2e0fef85 JS |
476 | len += snprintf(buf + len, PAGE_SIZE - len, |
477 | "Unknown\n"); | |
478 | break; | |
479 | } | |
84774a4d JS |
480 | if (phba->sli.sli_flag & LPFC_MENLO_MAINT) |
481 | len += snprintf(buf + len, PAGE_SIZE-len, | |
482 | " Menlo Maint Mode\n"); | |
76a95d75 | 483 | else if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) { |
2e0fef85 | 484 | if (vport->fc_flag & FC_PUBLIC_LOOP) |
dea3101e | 485 | len += snprintf(buf + len, PAGE_SIZE-len, |
486 | " Public Loop\n"); | |
487 | else | |
488 | len += snprintf(buf + len, PAGE_SIZE-len, | |
489 | " Private Loop\n"); | |
490 | } else { | |
2e0fef85 | 491 | if (vport->fc_flag & FC_FABRIC) |
dea3101e | 492 | len += snprintf(buf + len, PAGE_SIZE-len, |
493 | " Fabric\n"); | |
494 | else | |
495 | len += snprintf(buf + len, PAGE_SIZE-len, | |
496 | " Point-2-Point\n"); | |
497 | } | |
498 | } | |
2e0fef85 | 499 | |
dea3101e | 500 | return len; |
501 | } | |
502 | ||
026abb87 JS |
503 | /** |
504 | * lpfc_sli4_protocol_show - Return the fip mode of the HBA | |
505 | * @dev: class unused variable. | |
506 | * @attr: device attribute, not used. | |
507 | * @buf: on return contains the module description text. | |
508 | * | |
509 | * Returns: size of formatted string. | |
510 | **/ | |
511 | static ssize_t | |
512 | lpfc_sli4_protocol_show(struct device *dev, struct device_attribute *attr, | |
513 | char *buf) | |
514 | { | |
515 | struct Scsi_Host *shost = class_to_shost(dev); | |
516 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
517 | struct lpfc_hba *phba = vport->phba; | |
518 | ||
519 | if (phba->sli_rev < LPFC_SLI_REV4) | |
520 | return snprintf(buf, PAGE_SIZE, "fc\n"); | |
521 | ||
522 | if (phba->sli4_hba.lnk_info.lnk_dv == LPFC_LNK_DAT_VAL) { | |
523 | if (phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_GE) | |
524 | return snprintf(buf, PAGE_SIZE, "fcoe\n"); | |
525 | if (phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_FC) | |
526 | return snprintf(buf, PAGE_SIZE, "fc\n"); | |
527 | } | |
528 | return snprintf(buf, PAGE_SIZE, "unknown\n"); | |
529 | } | |
530 | ||
84d1b006 JS |
531 | /** |
532 | * lpfc_link_state_store - Transition the link_state on an HBA port | |
533 | * @dev: class device that is converted into a Scsi_host. | |
534 | * @attr: device attribute, not used. | |
535 | * @buf: one or more lpfc_polling_flags values. | |
536 | * @count: not used. | |
537 | * | |
538 | * Returns: | |
539 | * -EINVAL if the buffer is not "up" or "down" | |
540 | * return from link state change function if non-zero | |
541 | * length of the buf on success | |
542 | **/ | |
543 | static ssize_t | |
544 | lpfc_link_state_store(struct device *dev, struct device_attribute *attr, | |
545 | const char *buf, size_t count) | |
546 | { | |
547 | struct Scsi_Host *shost = class_to_shost(dev); | |
548 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
549 | struct lpfc_hba *phba = vport->phba; | |
550 | ||
551 | int status = -EINVAL; | |
552 | ||
553 | if ((strncmp(buf, "up", sizeof("up") - 1) == 0) && | |
554 | (phba->link_state == LPFC_LINK_DOWN)) | |
6e7288d9 | 555 | status = phba->lpfc_hba_init_link(phba, MBX_NOWAIT); |
84d1b006 JS |
556 | else if ((strncmp(buf, "down", sizeof("down") - 1) == 0) && |
557 | (phba->link_state >= LPFC_LINK_UP)) | |
6e7288d9 | 558 | status = phba->lpfc_hba_down_link(phba, MBX_NOWAIT); |
84d1b006 JS |
559 | |
560 | if (status == 0) | |
561 | return strlen(buf); | |
562 | else | |
563 | return status; | |
564 | } | |
565 | ||
e59058c4 | 566 | /** |
3621a710 | 567 | * lpfc_num_discovered_ports_show - Return sum of mapped and unmapped vports |
e59058c4 JS |
568 | * @dev: class device that is converted into a Scsi_host. |
569 | * @attr: device attribute, not used. | |
570 | * @buf: on return contains the sum of fc mapped and unmapped. | |
571 | * | |
572 | * Description: | |
573 | * Returns the ascii text number of the sum of the fc mapped and unmapped | |
574 | * vport counts. | |
575 | * | |
576 | * Returns: size of formatted string. | |
577 | **/ | |
dea3101e | 578 | static ssize_t |
ee959b00 TJ |
579 | lpfc_num_discovered_ports_show(struct device *dev, |
580 | struct device_attribute *attr, char *buf) | |
dea3101e | 581 | { |
ee959b00 | 582 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
583 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
584 | ||
585 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
586 | vport->fc_map_cnt + vport->fc_unmap_cnt); | |
dea3101e | 587 | } |
588 | ||
e59058c4 | 589 | /** |
3621a710 | 590 | * lpfc_issue_lip - Misnomer, name carried over from long ago |
e59058c4 JS |
591 | * @shost: Scsi_Host pointer. |
592 | * | |
593 | * Description: | |
594 | * Bring the link down gracefully then re-init the link. The firmware will | |
595 | * re-init the fiber channel interface as required. Does not issue a LIP. | |
596 | * | |
597 | * Returns: | |
598 | * -EPERM port offline or management commands are being blocked | |
599 | * -ENOMEM cannot allocate memory for the mailbox command | |
600 | * -EIO error sending the mailbox command | |
601 | * zero for success | |
602 | **/ | |
91ca7b01 | 603 | static int |
2e0fef85 | 604 | lpfc_issue_lip(struct Scsi_Host *shost) |
dea3101e | 605 | { |
2e0fef85 JS |
606 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
607 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 608 | LPFC_MBOXQ_t *pmboxq; |
609 | int mbxstatus = MBXERR_ERROR; | |
610 | ||
2e0fef85 | 611 | if ((vport->fc_flag & FC_OFFLINE_MODE) || |
83108bd3 | 612 | (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO)) |
dea3101e | 613 | return -EPERM; |
614 | ||
615 | pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL); | |
616 | ||
617 | if (!pmboxq) | |
618 | return -ENOMEM; | |
619 | ||
620 | memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t)); | |
04c68496 JS |
621 | pmboxq->u.mb.mbxCommand = MBX_DOWN_LINK; |
622 | pmboxq->u.mb.mbxOwner = OWN_HOST; | |
4db621e0 | 623 | |
33ccf8d1 | 624 | mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO * 2); |
dea3101e | 625 | |
04c68496 JS |
626 | if ((mbxstatus == MBX_SUCCESS) && |
627 | (pmboxq->u.mb.mbxStatus == 0 || | |
628 | pmboxq->u.mb.mbxStatus == MBXERR_LINK_DOWN)) { | |
4db621e0 JS |
629 | memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t)); |
630 | lpfc_init_link(phba, pmboxq, phba->cfg_topology, | |
631 | phba->cfg_link_speed); | |
632 | mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, | |
633 | phba->fc_ratov * 2); | |
dcf2a4e0 JS |
634 | if ((mbxstatus == MBX_SUCCESS) && |
635 | (pmboxq->u.mb.mbxStatus == MBXERR_SEC_NO_PERMISSION)) | |
636 | lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, | |
637 | "2859 SLI authentication is required " | |
638 | "for INIT_LINK but has not done yet\n"); | |
4db621e0 JS |
639 | } |
640 | ||
5b8bd0c9 | 641 | lpfc_set_loopback_flag(phba); |
858c9f6c | 642 | if (mbxstatus != MBX_TIMEOUT) |
433c3579 | 643 | mempool_free(pmboxq, phba->mbox_mem_pool); |
dea3101e | 644 | |
645 | if (mbxstatus == MBXERR_ERROR) | |
646 | return -EIO; | |
647 | ||
91ca7b01 | 648 | return 0; |
dea3101e | 649 | } |
650 | ||
e59058c4 | 651 | /** |
3621a710 | 652 | * lpfc_do_offline - Issues a mailbox command to bring the link down |
e59058c4 JS |
653 | * @phba: lpfc_hba pointer. |
654 | * @type: LPFC_EVT_OFFLINE, LPFC_EVT_WARM_START, LPFC_EVT_KILL. | |
655 | * | |
656 | * Notes: | |
657 | * Assumes any error from lpfc_do_offline() will be negative. | |
658 | * Can wait up to 5 seconds for the port ring buffers count | |
659 | * to reach zero, prints a warning if it is not zero and continues. | |
3621a710 | 660 | * lpfc_workq_post_event() returns a non-zero return code if call fails. |
e59058c4 JS |
661 | * |
662 | * Returns: | |
663 | * -EIO error posting the event | |
664 | * zero for success | |
665 | **/ | |
40496f07 | 666 | static int |
46fa311e | 667 | lpfc_do_offline(struct lpfc_hba *phba, uint32_t type) |
40496f07 JS |
668 | { |
669 | struct completion online_compl; | |
46fa311e JS |
670 | struct lpfc_sli_ring *pring; |
671 | struct lpfc_sli *psli; | |
40496f07 | 672 | int status = 0; |
46fa311e JS |
673 | int cnt = 0; |
674 | int i; | |
fedd3b7b | 675 | int rc; |
40496f07 JS |
676 | |
677 | init_completion(&online_compl); | |
fedd3b7b | 678 | rc = lpfc_workq_post_event(phba, &status, &online_compl, |
46fa311e | 679 | LPFC_EVT_OFFLINE_PREP); |
fedd3b7b JS |
680 | if (rc == 0) |
681 | return -ENOMEM; | |
682 | ||
46fa311e JS |
683 | wait_for_completion(&online_compl); |
684 | ||
685 | if (status != 0) | |
686 | return -EIO; | |
687 | ||
688 | psli = &phba->sli; | |
689 | ||
09372820 JS |
690 | /* Wait a little for things to settle down, but not |
691 | * long enough for dev loss timeout to expire. | |
692 | */ | |
46fa311e JS |
693 | for (i = 0; i < psli->num_rings; i++) { |
694 | pring = &psli->ring[i]; | |
46fa311e JS |
695 | while (pring->txcmplq_cnt) { |
696 | msleep(10); | |
09372820 | 697 | if (cnt++ > 500) { /* 5 secs */ |
46fa311e JS |
698 | lpfc_printf_log(phba, |
699 | KERN_WARNING, LOG_INIT, | |
e8b62011 JS |
700 | "0466 Outstanding IO when " |
701 | "bringing Adapter offline\n"); | |
46fa311e JS |
702 | break; |
703 | } | |
704 | } | |
705 | } | |
706 | ||
707 | init_completion(&online_compl); | |
fedd3b7b JS |
708 | rc = lpfc_workq_post_event(phba, &status, &online_compl, type); |
709 | if (rc == 0) | |
710 | return -ENOMEM; | |
711 | ||
40496f07 JS |
712 | wait_for_completion(&online_compl); |
713 | ||
714 | if (status != 0) | |
715 | return -EIO; | |
716 | ||
46fa311e JS |
717 | return 0; |
718 | } | |
719 | ||
e59058c4 | 720 | /** |
3621a710 | 721 | * lpfc_selective_reset - Offline then onlines the port |
e59058c4 JS |
722 | * @phba: lpfc_hba pointer. |
723 | * | |
724 | * Description: | |
725 | * If the port is configured to allow a reset then the hba is brought | |
726 | * offline then online. | |
727 | * | |
728 | * Notes: | |
729 | * Assumes any error from lpfc_do_offline() will be negative. | |
ab56dc2e | 730 | * Do not make this function static. |
e59058c4 JS |
731 | * |
732 | * Returns: | |
733 | * lpfc_do_offline() return code if not zero | |
734 | * -EIO reset not configured or error posting the event | |
735 | * zero for success | |
736 | **/ | |
7f86059a | 737 | int |
46fa311e JS |
738 | lpfc_selective_reset(struct lpfc_hba *phba) |
739 | { | |
740 | struct completion online_compl; | |
741 | int status = 0; | |
fedd3b7b | 742 | int rc; |
46fa311e | 743 | |
13815c83 | 744 | if (!phba->cfg_enable_hba_reset) |
f7a919b4 | 745 | return -EACCES; |
13815c83 | 746 | |
46fa311e JS |
747 | status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE); |
748 | ||
749 | if (status != 0) | |
750 | return status; | |
751 | ||
40496f07 | 752 | init_completion(&online_compl); |
fedd3b7b | 753 | rc = lpfc_workq_post_event(phba, &status, &online_compl, |
40496f07 | 754 | LPFC_EVT_ONLINE); |
fedd3b7b JS |
755 | if (rc == 0) |
756 | return -ENOMEM; | |
757 | ||
40496f07 JS |
758 | wait_for_completion(&online_compl); |
759 | ||
760 | if (status != 0) | |
761 | return -EIO; | |
762 | ||
763 | return 0; | |
764 | } | |
765 | ||
e59058c4 | 766 | /** |
3621a710 | 767 | * lpfc_issue_reset - Selectively resets an adapter |
e59058c4 JS |
768 | * @dev: class device that is converted into a Scsi_host. |
769 | * @attr: device attribute, not used. | |
770 | * @buf: containing the string "selective". | |
771 | * @count: unused variable. | |
772 | * | |
773 | * Description: | |
774 | * If the buf contains the string "selective" then lpfc_selective_reset() | |
775 | * is called to perform the reset. | |
776 | * | |
777 | * Notes: | |
778 | * Assumes any error from lpfc_selective_reset() will be negative. | |
779 | * If lpfc_selective_reset() returns zero then the length of the buffer | |
af901ca1 | 780 | * is returned which indicates success |
e59058c4 JS |
781 | * |
782 | * Returns: | |
783 | * -EINVAL if the buffer does not contain the string "selective" | |
784 | * length of buf if lpfc-selective_reset() if the call succeeds | |
785 | * return value of lpfc_selective_reset() if the call fails | |
786 | **/ | |
40496f07 | 787 | static ssize_t |
ee959b00 TJ |
788 | lpfc_issue_reset(struct device *dev, struct device_attribute *attr, |
789 | const char *buf, size_t count) | |
40496f07 | 790 | { |
ee959b00 | 791 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
792 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
793 | struct lpfc_hba *phba = vport->phba; | |
40496f07 JS |
794 | int status = -EINVAL; |
795 | ||
73d91e50 JS |
796 | if (!phba->cfg_enable_hba_reset) |
797 | return -EACCES; | |
798 | ||
40496f07 | 799 | if (strncmp(buf, "selective", sizeof("selective") - 1) == 0) |
7f86059a | 800 | status = phba->lpfc_selective_reset(phba); |
40496f07 JS |
801 | |
802 | if (status == 0) | |
803 | return strlen(buf); | |
804 | else | |
805 | return status; | |
806 | } | |
807 | ||
88a2cfbb JS |
808 | /** |
809 | * lpfc_sli4_pdev_status_reg_wait - Wait for pdev status register for readyness | |
810 | * @phba: lpfc_hba pointer. | |
811 | * | |
812 | * Description: | |
813 | * SLI4 interface type-2 device to wait on the sliport status register for | |
814 | * the readyness after performing a firmware reset. | |
815 | * | |
816 | * Returns: | |
026abb87 JS |
817 | * zero for success, -EPERM when port does not have privilage to perform the |
818 | * reset, -EIO when port timeout from recovering from the reset. | |
819 | * | |
820 | * Note: | |
821 | * As the caller will interpret the return code by value, be careful in making | |
822 | * change or addition to return codes. | |
88a2cfbb | 823 | **/ |
73d91e50 | 824 | int |
88a2cfbb JS |
825 | lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *phba) |
826 | { | |
f7a919b4 | 827 | struct lpfc_register portstat_reg = {0}; |
88a2cfbb JS |
828 | int i; |
829 | ||
f7a919b4 | 830 | msleep(100); |
88a2cfbb JS |
831 | lpfc_readl(phba->sli4_hba.u.if_type2.STATUSregaddr, |
832 | &portstat_reg.word0); | |
833 | ||
f7a919b4 JS |
834 | /* verify if privilaged for the request operation */ |
835 | if (!bf_get(lpfc_sliport_status_rn, &portstat_reg) && | |
836 | !bf_get(lpfc_sliport_status_err, &portstat_reg)) | |
837 | return -EPERM; | |
838 | ||
88a2cfbb JS |
839 | /* wait for the SLI port firmware ready after firmware reset */ |
840 | for (i = 0; i < LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT; i++) { | |
841 | msleep(10); | |
842 | lpfc_readl(phba->sli4_hba.u.if_type2.STATUSregaddr, | |
843 | &portstat_reg.word0); | |
844 | if (!bf_get(lpfc_sliport_status_err, &portstat_reg)) | |
845 | continue; | |
846 | if (!bf_get(lpfc_sliport_status_rn, &portstat_reg)) | |
847 | continue; | |
848 | if (!bf_get(lpfc_sliport_status_rdy, &portstat_reg)) | |
849 | continue; | |
850 | break; | |
851 | } | |
852 | ||
853 | if (i < LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT) | |
854 | return 0; | |
855 | else | |
856 | return -EIO; | |
857 | } | |
858 | ||
c0c11512 | 859 | /** |
52d52440 | 860 | * lpfc_sli4_pdev_reg_request - Request physical dev to perform a register acc |
c0c11512 JS |
861 | * @phba: lpfc_hba pointer. |
862 | * | |
863 | * Description: | |
52d52440 JS |
864 | * Request SLI4 interface type-2 device to perform a physical register set |
865 | * access. | |
c0c11512 JS |
866 | * |
867 | * Returns: | |
868 | * zero for success | |
869 | **/ | |
870 | static ssize_t | |
52d52440 | 871 | lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode) |
c0c11512 JS |
872 | { |
873 | struct completion online_compl; | |
b76f2dc9 | 874 | struct pci_dev *pdev = phba->pcidev; |
026abb87 JS |
875 | uint32_t before_fc_flag; |
876 | uint32_t sriov_nr_virtfn; | |
c0c11512 | 877 | uint32_t reg_val; |
026abb87 JS |
878 | int status = 0, rc = 0; |
879 | int job_posted = 1, sriov_err; | |
c0c11512 JS |
880 | |
881 | if (!phba->cfg_enable_hba_reset) | |
f7a919b4 | 882 | return -EACCES; |
c0c11512 | 883 | |
52d52440 JS |
884 | if ((phba->sli_rev < LPFC_SLI_REV4) || |
885 | (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) != | |
886 | LPFC_SLI_INTF_IF_TYPE_2)) | |
887 | return -EPERM; | |
888 | ||
026abb87 JS |
889 | /* Keep state if we need to restore back */ |
890 | before_fc_flag = phba->pport->fc_flag; | |
891 | sriov_nr_virtfn = phba->cfg_sriov_nr_virtfn; | |
892 | ||
b76f2dc9 JS |
893 | /* Disable SR-IOV virtual functions if enabled */ |
894 | if (phba->cfg_sriov_nr_virtfn) { | |
895 | pci_disable_sriov(pdev); | |
896 | phba->cfg_sriov_nr_virtfn = 0; | |
897 | } | |
c0c11512 JS |
898 | status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE); |
899 | ||
900 | if (status != 0) | |
901 | return status; | |
902 | ||
903 | /* wait for the device to be quiesced before firmware reset */ | |
904 | msleep(100); | |
905 | ||
906 | reg_val = readl(phba->sli4_hba.conf_regs_memmap_p + | |
907 | LPFC_CTL_PDEV_CTL_OFFSET); | |
52d52440 JS |
908 | |
909 | if (opcode == LPFC_FW_DUMP) | |
910 | reg_val |= LPFC_FW_DUMP_REQUEST; | |
911 | else if (opcode == LPFC_FW_RESET) | |
912 | reg_val |= LPFC_CTL_PDEV_CTL_FRST; | |
913 | else if (opcode == LPFC_DV_RESET) | |
914 | reg_val |= LPFC_CTL_PDEV_CTL_DRST; | |
915 | ||
c0c11512 JS |
916 | writel(reg_val, phba->sli4_hba.conf_regs_memmap_p + |
917 | LPFC_CTL_PDEV_CTL_OFFSET); | |
918 | /* flush */ | |
919 | readl(phba->sli4_hba.conf_regs_memmap_p + LPFC_CTL_PDEV_CTL_OFFSET); | |
920 | ||
921 | /* delay driver action following IF_TYPE_2 reset */ | |
88a2cfbb JS |
922 | rc = lpfc_sli4_pdev_status_reg_wait(phba); |
923 | ||
026abb87 | 924 | if (rc == -EPERM) { |
6b5151fd JS |
925 | /* no privilage for reset */ |
926 | lpfc_printf_log(phba, KERN_ERR, LOG_SLI, | |
927 | "3150 No privilage to perform the requested " | |
928 | "access: x%x\n", reg_val); | |
026abb87 JS |
929 | } else if (rc == -EIO) { |
930 | /* reset failed, there is nothing more we can do */ | |
6b5151fd JS |
931 | lpfc_printf_log(phba, KERN_ERR, LOG_SLI, |
932 | "3153 Fail to perform the requested " | |
933 | "access: x%x\n", reg_val); | |
f7a919b4 | 934 | return rc; |
026abb87 JS |
935 | } |
936 | ||
937 | /* keep the original port state */ | |
938 | if (before_fc_flag & FC_OFFLINE_MODE) | |
939 | goto out; | |
c0c11512 JS |
940 | |
941 | init_completion(&online_compl); | |
026abb87 JS |
942 | job_posted = lpfc_workq_post_event(phba, &status, &online_compl, |
943 | LPFC_EVT_ONLINE); | |
944 | if (!job_posted) | |
945 | goto out; | |
c0c11512 JS |
946 | |
947 | wait_for_completion(&online_compl); | |
948 | ||
026abb87 JS |
949 | out: |
950 | /* in any case, restore the virtual functions enabled as before */ | |
951 | if (sriov_nr_virtfn) { | |
952 | sriov_err = | |
953 | lpfc_sli_probe_sriov_nr_virtfn(phba, sriov_nr_virtfn); | |
954 | if (!sriov_err) | |
955 | phba->cfg_sriov_nr_virtfn = sriov_nr_virtfn; | |
956 | } | |
c0c11512 | 957 | |
026abb87 JS |
958 | /* return proper error code */ |
959 | if (!rc) { | |
960 | if (!job_posted) | |
961 | rc = -ENOMEM; | |
962 | else if (status) | |
963 | rc = -EIO; | |
964 | } | |
965 | return rc; | |
c0c11512 JS |
966 | } |
967 | ||
e59058c4 | 968 | /** |
3621a710 | 969 | * lpfc_nport_evt_cnt_show - Return the number of nport events |
e59058c4 JS |
970 | * @dev: class device that is converted into a Scsi_host. |
971 | * @attr: device attribute, not used. | |
972 | * @buf: on return contains the ascii number of nport events. | |
973 | * | |
974 | * Returns: size of formatted string. | |
975 | **/ | |
dea3101e | 976 | static ssize_t |
ee959b00 TJ |
977 | lpfc_nport_evt_cnt_show(struct device *dev, struct device_attribute *attr, |
978 | char *buf) | |
dea3101e | 979 | { |
ee959b00 | 980 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
981 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
982 | struct lpfc_hba *phba = vport->phba; | |
983 | ||
dea3101e | 984 | return snprintf(buf, PAGE_SIZE, "%d\n", phba->nport_event_cnt); |
985 | } | |
986 | ||
e59058c4 | 987 | /** |
3621a710 | 988 | * lpfc_board_mode_show - Return the state of the board |
e59058c4 JS |
989 | * @dev: class device that is converted into a Scsi_host. |
990 | * @attr: device attribute, not used. | |
991 | * @buf: on return contains the state of the adapter. | |
992 | * | |
993 | * Returns: size of formatted string. | |
994 | **/ | |
41415862 | 995 | static ssize_t |
ee959b00 TJ |
996 | lpfc_board_mode_show(struct device *dev, struct device_attribute *attr, |
997 | char *buf) | |
41415862 | 998 | { |
ee959b00 | 999 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
1000 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1001 | struct lpfc_hba *phba = vport->phba; | |
41415862 JW |
1002 | char * state; |
1003 | ||
2e0fef85 | 1004 | if (phba->link_state == LPFC_HBA_ERROR) |
41415862 | 1005 | state = "error"; |
2e0fef85 | 1006 | else if (phba->link_state == LPFC_WARM_START) |
41415862 | 1007 | state = "warm start"; |
2e0fef85 | 1008 | else if (phba->link_state == LPFC_INIT_START) |
41415862 JW |
1009 | state = "offline"; |
1010 | else | |
1011 | state = "online"; | |
1012 | ||
1013 | return snprintf(buf, PAGE_SIZE, "%s\n", state); | |
1014 | } | |
1015 | ||
e59058c4 | 1016 | /** |
3621a710 | 1017 | * lpfc_board_mode_store - Puts the hba in online, offline, warm or error state |
e59058c4 JS |
1018 | * @dev: class device that is converted into a Scsi_host. |
1019 | * @attr: device attribute, not used. | |
1020 | * @buf: containing one of the strings "online", "offline", "warm" or "error". | |
1021 | * @count: unused variable. | |
1022 | * | |
1023 | * Returns: | |
1024 | * -EACCES if enable hba reset not enabled | |
1025 | * -EINVAL if the buffer does not contain a valid string (see above) | |
1026 | * -EIO if lpfc_workq_post_event() or lpfc_do_offline() fails | |
1027 | * buf length greater than zero indicates success | |
1028 | **/ | |
41415862 | 1029 | static ssize_t |
ee959b00 TJ |
1030 | lpfc_board_mode_store(struct device *dev, struct device_attribute *attr, |
1031 | const char *buf, size_t count) | |
41415862 | 1032 | { |
ee959b00 | 1033 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
1034 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1035 | struct lpfc_hba *phba = vport->phba; | |
41415862 | 1036 | struct completion online_compl; |
026abb87 JS |
1037 | char *board_mode_str = NULL; |
1038 | int status = 0; | |
fedd3b7b | 1039 | int rc; |
41415862 | 1040 | |
026abb87 JS |
1041 | if (!phba->cfg_enable_hba_reset) { |
1042 | status = -EACCES; | |
1043 | goto board_mode_out; | |
1044 | } | |
88a2cfbb JS |
1045 | |
1046 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, | |
026abb87 | 1047 | "3050 lpfc_board_mode set to %s\n", buf); |
88a2cfbb | 1048 | |
41415862 JW |
1049 | init_completion(&online_compl); |
1050 | ||
46fa311e | 1051 | if(strncmp(buf, "online", sizeof("online") - 1) == 0) { |
fedd3b7b | 1052 | rc = lpfc_workq_post_event(phba, &status, &online_compl, |
41415862 | 1053 | LPFC_EVT_ONLINE); |
026abb87 JS |
1054 | if (rc == 0) { |
1055 | status = -ENOMEM; | |
1056 | goto board_mode_out; | |
1057 | } | |
46fa311e JS |
1058 | wait_for_completion(&online_compl); |
1059 | } else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0) | |
1060 | status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE); | |
41415862 | 1061 | else if (strncmp(buf, "warm", sizeof("warm") - 1) == 0) |
6a9c52cf | 1062 | if (phba->sli_rev == LPFC_SLI_REV4) |
026abb87 | 1063 | status = -EINVAL; |
6a9c52cf JS |
1064 | else |
1065 | status = lpfc_do_offline(phba, LPFC_EVT_WARM_START); | |
46fa311e | 1066 | else if (strncmp(buf, "error", sizeof("error") - 1) == 0) |
6a9c52cf | 1067 | if (phba->sli_rev == LPFC_SLI_REV4) |
026abb87 | 1068 | status = -EINVAL; |
6a9c52cf JS |
1069 | else |
1070 | status = lpfc_do_offline(phba, LPFC_EVT_KILL); | |
c0c11512 | 1071 | else if (strncmp(buf, "dump", sizeof("dump") - 1) == 0) |
52d52440 JS |
1072 | status = lpfc_sli4_pdev_reg_request(phba, LPFC_FW_DUMP); |
1073 | else if (strncmp(buf, "fw_reset", sizeof("fw_reset") - 1) == 0) | |
1074 | status = lpfc_sli4_pdev_reg_request(phba, LPFC_FW_RESET); | |
1075 | else if (strncmp(buf, "dv_reset", sizeof("dv_reset") - 1) == 0) | |
1076 | status = lpfc_sli4_pdev_reg_request(phba, LPFC_DV_RESET); | |
41415862 | 1077 | else |
026abb87 | 1078 | status = -EINVAL; |
41415862 | 1079 | |
026abb87 | 1080 | board_mode_out: |
41415862 JW |
1081 | if (!status) |
1082 | return strlen(buf); | |
026abb87 JS |
1083 | else { |
1084 | board_mode_str = strchr(buf, '\n'); | |
1085 | if (board_mode_str) | |
1086 | *board_mode_str = '\0'; | |
1087 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, | |
1088 | "3097 Failed \"%s\", status(%d), " | |
1089 | "fc_flag(x%x)\n", | |
1090 | buf, status, phba->pport->fc_flag); | |
f7a919b4 | 1091 | return status; |
026abb87 | 1092 | } |
41415862 JW |
1093 | } |
1094 | ||
e59058c4 | 1095 | /** |
3621a710 | 1096 | * lpfc_get_hba_info - Return various bits of informaton about the adapter |
e59058c4 | 1097 | * @phba: pointer to the adapter structure. |
3621a710 JS |
1098 | * @mxri: max xri count. |
1099 | * @axri: available xri count. | |
1100 | * @mrpi: max rpi count. | |
1101 | * @arpi: available rpi count. | |
1102 | * @mvpi: max vpi count. | |
1103 | * @avpi: available vpi count. | |
e59058c4 JS |
1104 | * |
1105 | * Description: | |
1106 | * If an integer pointer for an count is not null then the value for the | |
1107 | * count is returned. | |
1108 | * | |
1109 | * Returns: | |
1110 | * zero on error | |
1111 | * one for success | |
1112 | **/ | |
311464ec | 1113 | static int |
858c9f6c JS |
1114 | lpfc_get_hba_info(struct lpfc_hba *phba, |
1115 | uint32_t *mxri, uint32_t *axri, | |
1116 | uint32_t *mrpi, uint32_t *arpi, | |
1117 | uint32_t *mvpi, uint32_t *avpi) | |
92d7f7b0 | 1118 | { |
04c68496 | 1119 | struct lpfc_mbx_read_config *rd_config; |
92d7f7b0 JS |
1120 | LPFC_MBOXQ_t *pmboxq; |
1121 | MAILBOX_t *pmb; | |
1122 | int rc = 0; | |
15672319 | 1123 | uint32_t max_vpi; |
92d7f7b0 JS |
1124 | |
1125 | /* | |
1126 | * prevent udev from issuing mailbox commands until the port is | |
1127 | * configured. | |
1128 | */ | |
1129 | if (phba->link_state < LPFC_LINK_DOWN || | |
1130 | !phba->mbox_mem_pool || | |
f4b4c68f | 1131 | (phba->sli.sli_flag & LPFC_SLI_ACTIVE) == 0) |
92d7f7b0 JS |
1132 | return 0; |
1133 | ||
1134 | if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) | |
1135 | return 0; | |
1136 | ||
1137 | pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
1138 | if (!pmboxq) | |
1139 | return 0; | |
1140 | memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t)); | |
1141 | ||
04c68496 | 1142 | pmb = &pmboxq->u.mb; |
92d7f7b0 JS |
1143 | pmb->mbxCommand = MBX_READ_CONFIG; |
1144 | pmb->mbxOwner = OWN_HOST; | |
1145 | pmboxq->context1 = NULL; | |
1146 | ||
75baf696 | 1147 | if (phba->pport->fc_flag & FC_OFFLINE_MODE) |
92d7f7b0 JS |
1148 | rc = MBX_NOT_FINISHED; |
1149 | else | |
1150 | rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); | |
1151 | ||
1152 | if (rc != MBX_SUCCESS) { | |
858c9f6c | 1153 | if (rc != MBX_TIMEOUT) |
92d7f7b0 JS |
1154 | mempool_free(pmboxq, phba->mbox_mem_pool); |
1155 | return 0; | |
1156 | } | |
1157 | ||
da0436e9 JS |
1158 | if (phba->sli_rev == LPFC_SLI_REV4) { |
1159 | rd_config = &pmboxq->u.mqe.un.rd_config; | |
1160 | if (mrpi) | |
1161 | *mrpi = bf_get(lpfc_mbx_rd_conf_rpi_count, rd_config); | |
1162 | if (arpi) | |
1163 | *arpi = bf_get(lpfc_mbx_rd_conf_rpi_count, rd_config) - | |
1164 | phba->sli4_hba.max_cfg_param.rpi_used; | |
1165 | if (mxri) | |
1166 | *mxri = bf_get(lpfc_mbx_rd_conf_xri_count, rd_config); | |
1167 | if (axri) | |
1168 | *axri = bf_get(lpfc_mbx_rd_conf_xri_count, rd_config) - | |
1169 | phba->sli4_hba.max_cfg_param.xri_used; | |
15672319 JS |
1170 | |
1171 | /* Account for differences with SLI-3. Get vpi count from | |
1172 | * mailbox data and subtract one for max vpi value. | |
1173 | */ | |
1174 | max_vpi = (bf_get(lpfc_mbx_rd_conf_vpi_count, rd_config) > 0) ? | |
1175 | (bf_get(lpfc_mbx_rd_conf_vpi_count, rd_config) - 1) : 0; | |
1176 | ||
da0436e9 | 1177 | if (mvpi) |
15672319 | 1178 | *mvpi = max_vpi; |
da0436e9 | 1179 | if (avpi) |
15672319 | 1180 | *avpi = max_vpi - phba->sli4_hba.max_cfg_param.vpi_used; |
da0436e9 JS |
1181 | } else { |
1182 | if (mrpi) | |
1183 | *mrpi = pmb->un.varRdConfig.max_rpi; | |
1184 | if (arpi) | |
1185 | *arpi = pmb->un.varRdConfig.avail_rpi; | |
1186 | if (mxri) | |
1187 | *mxri = pmb->un.varRdConfig.max_xri; | |
1188 | if (axri) | |
1189 | *axri = pmb->un.varRdConfig.avail_xri; | |
1190 | if (mvpi) | |
1191 | *mvpi = pmb->un.varRdConfig.max_vpi; | |
1192 | if (avpi) | |
1193 | *avpi = pmb->un.varRdConfig.avail_vpi; | |
1194 | } | |
92d7f7b0 JS |
1195 | |
1196 | mempool_free(pmboxq, phba->mbox_mem_pool); | |
1197 | return 1; | |
1198 | } | |
1199 | ||
e59058c4 | 1200 | /** |
3621a710 | 1201 | * lpfc_max_rpi_show - Return maximum rpi |
e59058c4 JS |
1202 | * @dev: class device that is converted into a Scsi_host. |
1203 | * @attr: device attribute, not used. | |
1204 | * @buf: on return contains the maximum rpi count in decimal or "Unknown". | |
1205 | * | |
1206 | * Description: | |
1207 | * Calls lpfc_get_hba_info() asking for just the mrpi count. | |
1208 | * If lpfc_get_hba_info() returns zero (failure) the buffer text is set | |
1209 | * to "Unknown" and the buffer length is returned, therefore the caller | |
1210 | * must check for "Unknown" in the buffer to detect a failure. | |
1211 | * | |
1212 | * Returns: size of formatted string. | |
1213 | **/ | |
92d7f7b0 | 1214 | static ssize_t |
ee959b00 TJ |
1215 | lpfc_max_rpi_show(struct device *dev, struct device_attribute *attr, |
1216 | char *buf) | |
92d7f7b0 | 1217 | { |
ee959b00 | 1218 | struct Scsi_Host *shost = class_to_shost(dev); |
92d7f7b0 JS |
1219 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1220 | struct lpfc_hba *phba = vport->phba; | |
1221 | uint32_t cnt; | |
1222 | ||
858c9f6c | 1223 | if (lpfc_get_hba_info(phba, NULL, NULL, &cnt, NULL, NULL, NULL)) |
92d7f7b0 JS |
1224 | return snprintf(buf, PAGE_SIZE, "%d\n", cnt); |
1225 | return snprintf(buf, PAGE_SIZE, "Unknown\n"); | |
1226 | } | |
1227 | ||
e59058c4 | 1228 | /** |
3621a710 | 1229 | * lpfc_used_rpi_show - Return maximum rpi minus available rpi |
e59058c4 JS |
1230 | * @dev: class device that is converted into a Scsi_host. |
1231 | * @attr: device attribute, not used. | |
1232 | * @buf: containing the used rpi count in decimal or "Unknown". | |
1233 | * | |
1234 | * Description: | |
1235 | * Calls lpfc_get_hba_info() asking for just the mrpi and arpi counts. | |
1236 | * If lpfc_get_hba_info() returns zero (failure) the buffer text is set | |
1237 | * to "Unknown" and the buffer length is returned, therefore the caller | |
1238 | * must check for "Unknown" in the buffer to detect a failure. | |
1239 | * | |
1240 | * Returns: size of formatted string. | |
1241 | **/ | |
92d7f7b0 | 1242 | static ssize_t |
ee959b00 TJ |
1243 | lpfc_used_rpi_show(struct device *dev, struct device_attribute *attr, |
1244 | char *buf) | |
92d7f7b0 | 1245 | { |
ee959b00 | 1246 | struct Scsi_Host *shost = class_to_shost(dev); |
92d7f7b0 JS |
1247 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1248 | struct lpfc_hba *phba = vport->phba; | |
1249 | uint32_t cnt, acnt; | |
1250 | ||
858c9f6c | 1251 | if (lpfc_get_hba_info(phba, NULL, NULL, &cnt, &acnt, NULL, NULL)) |
92d7f7b0 JS |
1252 | return snprintf(buf, PAGE_SIZE, "%d\n", (cnt - acnt)); |
1253 | return snprintf(buf, PAGE_SIZE, "Unknown\n"); | |
1254 | } | |
1255 | ||
e59058c4 | 1256 | /** |
3621a710 | 1257 | * lpfc_max_xri_show - Return maximum xri |
e59058c4 JS |
1258 | * @dev: class device that is converted into a Scsi_host. |
1259 | * @attr: device attribute, not used. | |
1260 | * @buf: on return contains the maximum xri count in decimal or "Unknown". | |
1261 | * | |
1262 | * Description: | |
1263 | * Calls lpfc_get_hba_info() asking for just the mrpi count. | |
1264 | * If lpfc_get_hba_info() returns zero (failure) the buffer text is set | |
1265 | * to "Unknown" and the buffer length is returned, therefore the caller | |
1266 | * must check for "Unknown" in the buffer to detect a failure. | |
1267 | * | |
1268 | * Returns: size of formatted string. | |
1269 | **/ | |
92d7f7b0 | 1270 | static ssize_t |
ee959b00 TJ |
1271 | lpfc_max_xri_show(struct device *dev, struct device_attribute *attr, |
1272 | char *buf) | |
92d7f7b0 | 1273 | { |
ee959b00 | 1274 | struct Scsi_Host *shost = class_to_shost(dev); |
92d7f7b0 JS |
1275 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1276 | struct lpfc_hba *phba = vport->phba; | |
1277 | uint32_t cnt; | |
1278 | ||
858c9f6c | 1279 | if (lpfc_get_hba_info(phba, &cnt, NULL, NULL, NULL, NULL, NULL)) |
92d7f7b0 JS |
1280 | return snprintf(buf, PAGE_SIZE, "%d\n", cnt); |
1281 | return snprintf(buf, PAGE_SIZE, "Unknown\n"); | |
1282 | } | |
1283 | ||
e59058c4 | 1284 | /** |
3621a710 | 1285 | * lpfc_used_xri_show - Return maximum xpi minus the available xpi |
e59058c4 JS |
1286 | * @dev: class device that is converted into a Scsi_host. |
1287 | * @attr: device attribute, not used. | |
1288 | * @buf: on return contains the used xri count in decimal or "Unknown". | |
1289 | * | |
1290 | * Description: | |
1291 | * Calls lpfc_get_hba_info() asking for just the mxri and axri counts. | |
1292 | * If lpfc_get_hba_info() returns zero (failure) the buffer text is set | |
1293 | * to "Unknown" and the buffer length is returned, therefore the caller | |
1294 | * must check for "Unknown" in the buffer to detect a failure. | |
1295 | * | |
1296 | * Returns: size of formatted string. | |
1297 | **/ | |
92d7f7b0 | 1298 | static ssize_t |
ee959b00 TJ |
1299 | lpfc_used_xri_show(struct device *dev, struct device_attribute *attr, |
1300 | char *buf) | |
92d7f7b0 | 1301 | { |
ee959b00 | 1302 | struct Scsi_Host *shost = class_to_shost(dev); |
92d7f7b0 JS |
1303 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1304 | struct lpfc_hba *phba = vport->phba; | |
1305 | uint32_t cnt, acnt; | |
1306 | ||
858c9f6c JS |
1307 | if (lpfc_get_hba_info(phba, &cnt, &acnt, NULL, NULL, NULL, NULL)) |
1308 | return snprintf(buf, PAGE_SIZE, "%d\n", (cnt - acnt)); | |
1309 | return snprintf(buf, PAGE_SIZE, "Unknown\n"); | |
1310 | } | |
1311 | ||
e59058c4 | 1312 | /** |
3621a710 | 1313 | * lpfc_max_vpi_show - Return maximum vpi |
e59058c4 JS |
1314 | * @dev: class device that is converted into a Scsi_host. |
1315 | * @attr: device attribute, not used. | |
1316 | * @buf: on return contains the maximum vpi count in decimal or "Unknown". | |
1317 | * | |
1318 | * Description: | |
1319 | * Calls lpfc_get_hba_info() asking for just the mvpi count. | |
1320 | * If lpfc_get_hba_info() returns zero (failure) the buffer text is set | |
1321 | * to "Unknown" and the buffer length is returned, therefore the caller | |
1322 | * must check for "Unknown" in the buffer to detect a failure. | |
1323 | * | |
1324 | * Returns: size of formatted string. | |
1325 | **/ | |
858c9f6c | 1326 | static ssize_t |
ee959b00 TJ |
1327 | lpfc_max_vpi_show(struct device *dev, struct device_attribute *attr, |
1328 | char *buf) | |
858c9f6c | 1329 | { |
ee959b00 | 1330 | struct Scsi_Host *shost = class_to_shost(dev); |
858c9f6c JS |
1331 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1332 | struct lpfc_hba *phba = vport->phba; | |
1333 | uint32_t cnt; | |
1334 | ||
1335 | if (lpfc_get_hba_info(phba, NULL, NULL, NULL, NULL, &cnt, NULL)) | |
1336 | return snprintf(buf, PAGE_SIZE, "%d\n", cnt); | |
1337 | return snprintf(buf, PAGE_SIZE, "Unknown\n"); | |
1338 | } | |
1339 | ||
e59058c4 | 1340 | /** |
3621a710 | 1341 | * lpfc_used_vpi_show - Return maximum vpi minus the available vpi |
e59058c4 JS |
1342 | * @dev: class device that is converted into a Scsi_host. |
1343 | * @attr: device attribute, not used. | |
1344 | * @buf: on return contains the used vpi count in decimal or "Unknown". | |
1345 | * | |
1346 | * Description: | |
1347 | * Calls lpfc_get_hba_info() asking for just the mvpi and avpi counts. | |
1348 | * If lpfc_get_hba_info() returns zero (failure) the buffer text is set | |
1349 | * to "Unknown" and the buffer length is returned, therefore the caller | |
1350 | * must check for "Unknown" in the buffer to detect a failure. | |
1351 | * | |
1352 | * Returns: size of formatted string. | |
1353 | **/ | |
858c9f6c | 1354 | static ssize_t |
ee959b00 TJ |
1355 | lpfc_used_vpi_show(struct device *dev, struct device_attribute *attr, |
1356 | char *buf) | |
858c9f6c | 1357 | { |
ee959b00 | 1358 | struct Scsi_Host *shost = class_to_shost(dev); |
858c9f6c JS |
1359 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1360 | struct lpfc_hba *phba = vport->phba; | |
1361 | uint32_t cnt, acnt; | |
1362 | ||
1363 | if (lpfc_get_hba_info(phba, NULL, NULL, NULL, NULL, &cnt, &acnt)) | |
92d7f7b0 JS |
1364 | return snprintf(buf, PAGE_SIZE, "%d\n", (cnt - acnt)); |
1365 | return snprintf(buf, PAGE_SIZE, "Unknown\n"); | |
1366 | } | |
1367 | ||
e59058c4 | 1368 | /** |
3621a710 | 1369 | * lpfc_npiv_info_show - Return text about NPIV support for the adapter |
e59058c4 JS |
1370 | * @dev: class device that is converted into a Scsi_host. |
1371 | * @attr: device attribute, not used. | |
1372 | * @buf: text that must be interpreted to determine if npiv is supported. | |
1373 | * | |
1374 | * Description: | |
1375 | * Buffer will contain text indicating npiv is not suppoerted on the port, | |
1376 | * the port is an NPIV physical port, or it is an npiv virtual port with | |
1377 | * the id of the vport. | |
1378 | * | |
1379 | * Returns: size of formatted string. | |
1380 | **/ | |
92d7f7b0 | 1381 | static ssize_t |
ee959b00 TJ |
1382 | lpfc_npiv_info_show(struct device *dev, struct device_attribute *attr, |
1383 | char *buf) | |
92d7f7b0 | 1384 | { |
ee959b00 | 1385 | struct Scsi_Host *shost = class_to_shost(dev); |
92d7f7b0 JS |
1386 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1387 | struct lpfc_hba *phba = vport->phba; | |
1388 | ||
1389 | if (!(phba->max_vpi)) | |
1390 | return snprintf(buf, PAGE_SIZE, "NPIV Not Supported\n"); | |
1391 | if (vport->port_type == LPFC_PHYSICAL_PORT) | |
1392 | return snprintf(buf, PAGE_SIZE, "NPIV Physical\n"); | |
1393 | return snprintf(buf, PAGE_SIZE, "NPIV Virtual (VPI %d)\n", vport->vpi); | |
1394 | } | |
1395 | ||
e59058c4 | 1396 | /** |
3621a710 | 1397 | * lpfc_poll_show - Return text about poll support for the adapter |
e59058c4 JS |
1398 | * @dev: class device that is converted into a Scsi_host. |
1399 | * @attr: device attribute, not used. | |
1400 | * @buf: on return contains the cfg_poll in hex. | |
1401 | * | |
1402 | * Notes: | |
1403 | * cfg_poll should be a lpfc_polling_flags type. | |
1404 | * | |
1405 | * Returns: size of formatted string. | |
1406 | **/ | |
875fbdfe | 1407 | static ssize_t |
ee959b00 TJ |
1408 | lpfc_poll_show(struct device *dev, struct device_attribute *attr, |
1409 | char *buf) | |
875fbdfe | 1410 | { |
ee959b00 | 1411 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
1412 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1413 | struct lpfc_hba *phba = vport->phba; | |
875fbdfe JSEC |
1414 | |
1415 | return snprintf(buf, PAGE_SIZE, "%#x\n", phba->cfg_poll); | |
1416 | } | |
1417 | ||
e59058c4 | 1418 | /** |
3621a710 | 1419 | * lpfc_poll_store - Set the value of cfg_poll for the adapter |
e59058c4 JS |
1420 | * @dev: class device that is converted into a Scsi_host. |
1421 | * @attr: device attribute, not used. | |
1422 | * @buf: one or more lpfc_polling_flags values. | |
1423 | * @count: not used. | |
1424 | * | |
1425 | * Notes: | |
1426 | * buf contents converted to integer and checked for a valid value. | |
1427 | * | |
1428 | * Returns: | |
1429 | * -EINVAL if the buffer connot be converted or is out of range | |
1430 | * length of the buf on success | |
1431 | **/ | |
875fbdfe | 1432 | static ssize_t |
ee959b00 TJ |
1433 | lpfc_poll_store(struct device *dev, struct device_attribute *attr, |
1434 | const char *buf, size_t count) | |
875fbdfe | 1435 | { |
ee959b00 | 1436 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
1437 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
1438 | struct lpfc_hba *phba = vport->phba; | |
875fbdfe JSEC |
1439 | uint32_t creg_val; |
1440 | uint32_t old_val; | |
1441 | int val=0; | |
1442 | ||
1443 | if (!isdigit(buf[0])) | |
1444 | return -EINVAL; | |
1445 | ||
1446 | if (sscanf(buf, "%i", &val) != 1) | |
1447 | return -EINVAL; | |
1448 | ||
1449 | if ((val & 0x3) != val) | |
1450 | return -EINVAL; | |
1451 | ||
45ed1190 JS |
1452 | if (phba->sli_rev == LPFC_SLI_REV4) |
1453 | val = 0; | |
1454 | ||
88a2cfbb JS |
1455 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
1456 | "3051 lpfc_poll changed from %d to %d\n", | |
1457 | phba->cfg_poll, val); | |
1458 | ||
2e0fef85 | 1459 | spin_lock_irq(&phba->hbalock); |
875fbdfe JSEC |
1460 | |
1461 | old_val = phba->cfg_poll; | |
1462 | ||
1463 | if (val & ENABLE_FCP_RING_POLLING) { | |
1464 | if ((val & DISABLE_FCP_RING_INT) && | |
1465 | !(old_val & DISABLE_FCP_RING_INT)) { | |
9940b97b JS |
1466 | if (lpfc_readl(phba->HCregaddr, &creg_val)) { |
1467 | spin_unlock_irq(&phba->hbalock); | |
1468 | return -EINVAL; | |
1469 | } | |
875fbdfe JSEC |
1470 | creg_val &= ~(HC_R0INT_ENA << LPFC_FCP_RING); |
1471 | writel(creg_val, phba->HCregaddr); | |
1472 | readl(phba->HCregaddr); /* flush */ | |
1473 | ||
1474 | lpfc_poll_start_timer(phba); | |
1475 | } | |
1476 | } else if (val != 0x0) { | |
2e0fef85 | 1477 | spin_unlock_irq(&phba->hbalock); |
875fbdfe JSEC |
1478 | return -EINVAL; |
1479 | } | |
1480 | ||
1481 | if (!(val & DISABLE_FCP_RING_INT) && | |
1482 | (old_val & DISABLE_FCP_RING_INT)) | |
1483 | { | |
2e0fef85 | 1484 | spin_unlock_irq(&phba->hbalock); |
875fbdfe | 1485 | del_timer(&phba->fcp_poll_timer); |
2e0fef85 | 1486 | spin_lock_irq(&phba->hbalock); |
9940b97b JS |
1487 | if (lpfc_readl(phba->HCregaddr, &creg_val)) { |
1488 | spin_unlock_irq(&phba->hbalock); | |
1489 | return -EINVAL; | |
1490 | } | |
875fbdfe JSEC |
1491 | creg_val |= (HC_R0INT_ENA << LPFC_FCP_RING); |
1492 | writel(creg_val, phba->HCregaddr); | |
1493 | readl(phba->HCregaddr); /* flush */ | |
1494 | } | |
1495 | ||
1496 | phba->cfg_poll = val; | |
1497 | ||
2e0fef85 | 1498 | spin_unlock_irq(&phba->hbalock); |
875fbdfe JSEC |
1499 | |
1500 | return strlen(buf); | |
1501 | } | |
dea3101e | 1502 | |
bc73905a JS |
1503 | /** |
1504 | * lpfc_fips_level_show - Return the current FIPS level for the HBA | |
1505 | * @dev: class unused variable. | |
1506 | * @attr: device attribute, not used. | |
1507 | * @buf: on return contains the module description text. | |
1508 | * | |
1509 | * Returns: size of formatted string. | |
1510 | **/ | |
1511 | static ssize_t | |
1512 | lpfc_fips_level_show(struct device *dev, struct device_attribute *attr, | |
1513 | char *buf) | |
1514 | { | |
1515 | struct Scsi_Host *shost = class_to_shost(dev); | |
1516 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
1517 | struct lpfc_hba *phba = vport->phba; | |
1518 | ||
1519 | return snprintf(buf, PAGE_SIZE, "%d\n", phba->fips_level); | |
1520 | } | |
1521 | ||
1522 | /** | |
1523 | * lpfc_fips_rev_show - Return the FIPS Spec revision for the HBA | |
1524 | * @dev: class unused variable. | |
1525 | * @attr: device attribute, not used. | |
1526 | * @buf: on return contains the module description text. | |
1527 | * | |
1528 | * Returns: size of formatted string. | |
1529 | **/ | |
1530 | static ssize_t | |
1531 | lpfc_fips_rev_show(struct device *dev, struct device_attribute *attr, | |
1532 | char *buf) | |
1533 | { | |
1534 | struct Scsi_Host *shost = class_to_shost(dev); | |
1535 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
1536 | struct lpfc_hba *phba = vport->phba; | |
1537 | ||
1538 | return snprintf(buf, PAGE_SIZE, "%d\n", phba->fips_spec_rev); | |
1539 | } | |
1540 | ||
ab56dc2e JS |
1541 | /** |
1542 | * lpfc_dss_show - Return the current state of dss and the configured state | |
1543 | * @dev: class converted to a Scsi_host structure. | |
1544 | * @attr: device attribute, not used. | |
1545 | * @buf: on return contains the formatted text. | |
1546 | * | |
1547 | * Returns: size of formatted string. | |
1548 | **/ | |
1549 | static ssize_t | |
1550 | lpfc_dss_show(struct device *dev, struct device_attribute *attr, | |
1551 | char *buf) | |
1552 | { | |
1553 | struct Scsi_Host *shost = class_to_shost(dev); | |
1554 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
1555 | struct lpfc_hba *phba = vport->phba; | |
1556 | ||
1557 | return snprintf(buf, PAGE_SIZE, "%s - %sOperational\n", | |
1558 | (phba->cfg_enable_dss) ? "Enabled" : "Disabled", | |
1559 | (phba->sli3_options & LPFC_SLI3_DSS_ENABLED) ? | |
1560 | "" : "Not "); | |
1561 | } | |
1562 | ||
912e3acd JS |
1563 | /** |
1564 | * lpfc_sriov_hw_max_virtfn_show - Return maximum number of virtual functions | |
1565 | * @dev: class converted to a Scsi_host structure. | |
1566 | * @attr: device attribute, not used. | |
1567 | * @buf: on return contains the formatted support level. | |
1568 | * | |
1569 | * Description: | |
1570 | * Returns the maximum number of virtual functions a physical function can | |
1571 | * support, 0 will be returned if called on virtual function. | |
1572 | * | |
1573 | * Returns: size of formatted string. | |
1574 | **/ | |
1575 | static ssize_t | |
1576 | lpfc_sriov_hw_max_virtfn_show(struct device *dev, | |
1577 | struct device_attribute *attr, | |
1578 | char *buf) | |
1579 | { | |
1580 | struct Scsi_Host *shost = class_to_shost(dev); | |
1581 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
1582 | struct lpfc_hba *phba = vport->phba; | |
0a96e975 | 1583 | uint16_t max_nr_virtfn; |
912e3acd | 1584 | |
0a96e975 JS |
1585 | max_nr_virtfn = lpfc_sli_sriov_nr_virtfn_get(phba); |
1586 | return snprintf(buf, PAGE_SIZE, "%d\n", max_nr_virtfn); | |
912e3acd JS |
1587 | } |
1588 | ||
e59058c4 | 1589 | /** |
3621a710 | 1590 | * lpfc_param_show - Return a cfg attribute value in decimal |
e59058c4 JS |
1591 | * |
1592 | * Description: | |
1593 | * Macro that given an attr e.g. hba_queue_depth expands | |
1594 | * into a function with the name lpfc_hba_queue_depth_show. | |
1595 | * | |
1596 | * lpfc_##attr##_show: Return the decimal value of an adapters cfg_xxx field. | |
1597 | * @dev: class device that is converted into a Scsi_host. | |
1598 | * @attr: device attribute, not used. | |
1599 | * @buf: on return contains the attribute value in decimal. | |
1600 | * | |
1601 | * Returns: size of formatted string. | |
1602 | **/ | |
dea3101e | 1603 | #define lpfc_param_show(attr) \ |
1604 | static ssize_t \ | |
ee959b00 TJ |
1605 | lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ |
1606 | char *buf) \ | |
dea3101e | 1607 | { \ |
ee959b00 | 1608 | struct Scsi_Host *shost = class_to_shost(dev);\ |
2e0fef85 JS |
1609 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ |
1610 | struct lpfc_hba *phba = vport->phba;\ | |
84d1b006 | 1611 | uint val = 0;\ |
7bcbb752 JSEC |
1612 | val = phba->cfg_##attr;\ |
1613 | return snprintf(buf, PAGE_SIZE, "%d\n",\ | |
1614 | phba->cfg_##attr);\ | |
1615 | } | |
1616 | ||
e59058c4 | 1617 | /** |
3621a710 | 1618 | * lpfc_param_hex_show - Return a cfg attribute value in hex |
e59058c4 JS |
1619 | * |
1620 | * Description: | |
1621 | * Macro that given an attr e.g. hba_queue_depth expands | |
1622 | * into a function with the name lpfc_hba_queue_depth_show | |
1623 | * | |
1624 | * lpfc_##attr##_show: Return the hex value of an adapters cfg_xxx field. | |
1625 | * @dev: class device that is converted into a Scsi_host. | |
1626 | * @attr: device attribute, not used. | |
3621a710 | 1627 | * @buf: on return contains the attribute value in hexadecimal. |
e59058c4 JS |
1628 | * |
1629 | * Returns: size of formatted string. | |
1630 | **/ | |
93a20f74 JSEC |
1631 | #define lpfc_param_hex_show(attr) \ |
1632 | static ssize_t \ | |
ee959b00 TJ |
1633 | lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ |
1634 | char *buf) \ | |
93a20f74 | 1635 | { \ |
ee959b00 | 1636 | struct Scsi_Host *shost = class_to_shost(dev);\ |
2e0fef85 JS |
1637 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ |
1638 | struct lpfc_hba *phba = vport->phba;\ | |
84d1b006 | 1639 | uint val = 0;\ |
93a20f74 JSEC |
1640 | val = phba->cfg_##attr;\ |
1641 | return snprintf(buf, PAGE_SIZE, "%#x\n",\ | |
1642 | phba->cfg_##attr);\ | |
1643 | } | |
1644 | ||
e59058c4 | 1645 | /** |
b595076a | 1646 | * lpfc_param_init - Initializes a cfg attribute |
e59058c4 JS |
1647 | * |
1648 | * Description: | |
1649 | * Macro that given an attr e.g. hba_queue_depth expands | |
1650 | * into a function with the name lpfc_hba_queue_depth_init. The macro also | |
1651 | * takes a default argument, a minimum and maximum argument. | |
1652 | * | |
1653 | * lpfc_##attr##_init: Initializes an attribute. | |
1654 | * @phba: pointer the the adapter structure. | |
1655 | * @val: integer attribute value. | |
1656 | * | |
1657 | * Validates the min and max values then sets the adapter config field | |
1658 | * accordingly, or uses the default if out of range and prints an error message. | |
1659 | * | |
1660 | * Returns: | |
1661 | * zero on success | |
1662 | * -EINVAL if default used | |
1663 | **/ | |
7bcbb752 JSEC |
1664 | #define lpfc_param_init(attr, default, minval, maxval) \ |
1665 | static int \ | |
84d1b006 | 1666 | lpfc_##attr##_init(struct lpfc_hba *phba, uint val) \ |
7bcbb752 JSEC |
1667 | { \ |
1668 | if (val >= minval && val <= maxval) {\ | |
1669 | phba->cfg_##attr = val;\ | |
1670 | return 0;\ | |
dea3101e | 1671 | }\ |
7bcbb752 | 1672 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, \ |
e8b62011 JS |
1673 | "0449 lpfc_"#attr" attribute cannot be set to %d, "\ |
1674 | "allowed range is ["#minval", "#maxval"]\n", val); \ | |
7bcbb752 JSEC |
1675 | phba->cfg_##attr = default;\ |
1676 | return -EINVAL;\ | |
dea3101e | 1677 | } |
1678 | ||
e59058c4 | 1679 | /** |
3621a710 | 1680 | * lpfc_param_set - Set a cfg attribute value |
e59058c4 JS |
1681 | * |
1682 | * Description: | |
1683 | * Macro that given an attr e.g. hba_queue_depth expands | |
1684 | * into a function with the name lpfc_hba_queue_depth_set | |
1685 | * | |
1686 | * lpfc_##attr##_set: Sets an attribute value. | |
1687 | * @phba: pointer the the adapter structure. | |
1688 | * @val: integer attribute value. | |
1689 | * | |
1690 | * Description: | |
1691 | * Validates the min and max values then sets the | |
1692 | * adapter config field if in the valid range. prints error message | |
1693 | * and does not set the parameter if invalid. | |
1694 | * | |
1695 | * Returns: | |
1696 | * zero on success | |
1697 | * -EINVAL if val is invalid | |
1698 | **/ | |
7bcbb752 JSEC |
1699 | #define lpfc_param_set(attr, default, minval, maxval) \ |
1700 | static int \ | |
84d1b006 | 1701 | lpfc_##attr##_set(struct lpfc_hba *phba, uint val) \ |
7bcbb752 JSEC |
1702 | { \ |
1703 | if (val >= minval && val <= maxval) {\ | |
88a2cfbb JS |
1704 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, \ |
1705 | "3052 lpfc_" #attr " changed from %d to %d\n", \ | |
1706 | phba->cfg_##attr, val); \ | |
7bcbb752 JSEC |
1707 | phba->cfg_##attr = val;\ |
1708 | return 0;\ | |
1709 | }\ | |
1710 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, \ | |
e8b62011 JS |
1711 | "0450 lpfc_"#attr" attribute cannot be set to %d, "\ |
1712 | "allowed range is ["#minval", "#maxval"]\n", val); \ | |
7bcbb752 JSEC |
1713 | return -EINVAL;\ |
1714 | } | |
1715 | ||
e59058c4 | 1716 | /** |
3621a710 | 1717 | * lpfc_param_store - Set a vport attribute value |
e59058c4 JS |
1718 | * |
1719 | * Description: | |
1720 | * Macro that given an attr e.g. hba_queue_depth expands | |
1721 | * into a function with the name lpfc_hba_queue_depth_store. | |
1722 | * | |
1723 | * lpfc_##attr##_store: Set an sttribute value. | |
1724 | * @dev: class device that is converted into a Scsi_host. | |
1725 | * @attr: device attribute, not used. | |
1726 | * @buf: contains the attribute value in ascii. | |
1727 | * @count: not used. | |
1728 | * | |
1729 | * Description: | |
1730 | * Convert the ascii text number to an integer, then | |
1731 | * use the lpfc_##attr##_set function to set the value. | |
1732 | * | |
1733 | * Returns: | |
1734 | * -EINVAL if val is invalid or lpfc_##attr##_set() fails | |
1735 | * length of buffer upon success. | |
1736 | **/ | |
7bcbb752 | 1737 | #define lpfc_param_store(attr) \ |
dea3101e | 1738 | static ssize_t \ |
ee959b00 TJ |
1739 | lpfc_##attr##_store(struct device *dev, struct device_attribute *attr, \ |
1740 | const char *buf, size_t count) \ | |
dea3101e | 1741 | { \ |
ee959b00 | 1742 | struct Scsi_Host *shost = class_to_shost(dev);\ |
2e0fef85 JS |
1743 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ |
1744 | struct lpfc_hba *phba = vport->phba;\ | |
84d1b006 | 1745 | uint val = 0;\ |
93a20f74 JSEC |
1746 | if (!isdigit(buf[0]))\ |
1747 | return -EINVAL;\ | |
1748 | if (sscanf(buf, "%i", &val) != 1)\ | |
1749 | return -EINVAL;\ | |
7bcbb752 | 1750 | if (lpfc_##attr##_set(phba, val) == 0) \ |
755c0d06 | 1751 | return strlen(buf);\ |
7bcbb752 JSEC |
1752 | else \ |
1753 | return -EINVAL;\ | |
dea3101e | 1754 | } |
1755 | ||
e59058c4 | 1756 | /** |
3621a710 | 1757 | * lpfc_vport_param_show - Return decimal formatted cfg attribute value |
e59058c4 JS |
1758 | * |
1759 | * Description: | |
1760 | * Macro that given an attr e.g. hba_queue_depth expands | |
1761 | * into a function with the name lpfc_hba_queue_depth_show | |
1762 | * | |
1763 | * lpfc_##attr##_show: prints the attribute value in decimal. | |
1764 | * @dev: class device that is converted into a Scsi_host. | |
1765 | * @attr: device attribute, not used. | |
1766 | * @buf: on return contains the attribute value in decimal. | |
1767 | * | |
1768 | * Returns: length of formatted string. | |
1769 | **/ | |
3de2a653 JS |
1770 | #define lpfc_vport_param_show(attr) \ |
1771 | static ssize_t \ | |
ee959b00 TJ |
1772 | lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ |
1773 | char *buf) \ | |
3de2a653 | 1774 | { \ |
ee959b00 | 1775 | struct Scsi_Host *shost = class_to_shost(dev);\ |
3de2a653 | 1776 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ |
84d1b006 | 1777 | uint val = 0;\ |
3de2a653 JS |
1778 | val = vport->cfg_##attr;\ |
1779 | return snprintf(buf, PAGE_SIZE, "%d\n", vport->cfg_##attr);\ | |
1780 | } | |
1781 | ||
e59058c4 | 1782 | /** |
3621a710 | 1783 | * lpfc_vport_param_hex_show - Return hex formatted attribute value |
e59058c4 JS |
1784 | * |
1785 | * Description: | |
1786 | * Macro that given an attr e.g. | |
1787 | * hba_queue_depth expands into a function with the name | |
1788 | * lpfc_hba_queue_depth_show | |
1789 | * | |
3621a710 | 1790 | * lpfc_##attr##_show: prints the attribute value in hexadecimal. |
e59058c4 JS |
1791 | * @dev: class device that is converted into a Scsi_host. |
1792 | * @attr: device attribute, not used. | |
3621a710 | 1793 | * @buf: on return contains the attribute value in hexadecimal. |
e59058c4 JS |
1794 | * |
1795 | * Returns: length of formatted string. | |
1796 | **/ | |
3de2a653 JS |
1797 | #define lpfc_vport_param_hex_show(attr) \ |
1798 | static ssize_t \ | |
ee959b00 TJ |
1799 | lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ |
1800 | char *buf) \ | |
3de2a653 | 1801 | { \ |
ee959b00 | 1802 | struct Scsi_Host *shost = class_to_shost(dev);\ |
3de2a653 | 1803 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ |
84d1b006 | 1804 | uint val = 0;\ |
3de2a653 JS |
1805 | val = vport->cfg_##attr;\ |
1806 | return snprintf(buf, PAGE_SIZE, "%#x\n", vport->cfg_##attr);\ | |
1807 | } | |
1808 | ||
e59058c4 | 1809 | /** |
3621a710 | 1810 | * lpfc_vport_param_init - Initialize a vport cfg attribute |
e59058c4 JS |
1811 | * |
1812 | * Description: | |
1813 | * Macro that given an attr e.g. hba_queue_depth expands | |
1814 | * into a function with the name lpfc_hba_queue_depth_init. The macro also | |
1815 | * takes a default argument, a minimum and maximum argument. | |
1816 | * | |
1817 | * lpfc_##attr##_init: validates the min and max values then sets the | |
1818 | * adapter config field accordingly, or uses the default if out of range | |
1819 | * and prints an error message. | |
1820 | * @phba: pointer the the adapter structure. | |
1821 | * @val: integer attribute value. | |
1822 | * | |
1823 | * Returns: | |
1824 | * zero on success | |
1825 | * -EINVAL if default used | |
1826 | **/ | |
3de2a653 JS |
1827 | #define lpfc_vport_param_init(attr, default, minval, maxval) \ |
1828 | static int \ | |
84d1b006 | 1829 | lpfc_##attr##_init(struct lpfc_vport *vport, uint val) \ |
3de2a653 JS |
1830 | { \ |
1831 | if (val >= minval && val <= maxval) {\ | |
1832 | vport->cfg_##attr = val;\ | |
1833 | return 0;\ | |
1834 | }\ | |
e8b62011 | 1835 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, \ |
d7c255b2 | 1836 | "0423 lpfc_"#attr" attribute cannot be set to %d, "\ |
e8b62011 | 1837 | "allowed range is ["#minval", "#maxval"]\n", val); \ |
3de2a653 JS |
1838 | vport->cfg_##attr = default;\ |
1839 | return -EINVAL;\ | |
1840 | } | |
1841 | ||
e59058c4 | 1842 | /** |
3621a710 | 1843 | * lpfc_vport_param_set - Set a vport cfg attribute |
e59058c4 JS |
1844 | * |
1845 | * Description: | |
1846 | * Macro that given an attr e.g. hba_queue_depth expands | |
1847 | * into a function with the name lpfc_hba_queue_depth_set | |
1848 | * | |
1849 | * lpfc_##attr##_set: validates the min and max values then sets the | |
1850 | * adapter config field if in the valid range. prints error message | |
1851 | * and does not set the parameter if invalid. | |
1852 | * @phba: pointer the the adapter structure. | |
1853 | * @val: integer attribute value. | |
1854 | * | |
1855 | * Returns: | |
1856 | * zero on success | |
1857 | * -EINVAL if val is invalid | |
1858 | **/ | |
3de2a653 JS |
1859 | #define lpfc_vport_param_set(attr, default, minval, maxval) \ |
1860 | static int \ | |
84d1b006 | 1861 | lpfc_##attr##_set(struct lpfc_vport *vport, uint val) \ |
3de2a653 JS |
1862 | { \ |
1863 | if (val >= minval && val <= maxval) {\ | |
88a2cfbb JS |
1864 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, \ |
1865 | "3053 lpfc_" #attr " changed from %d to %d\n", \ | |
1866 | vport->cfg_##attr, val); \ | |
3de2a653 JS |
1867 | vport->cfg_##attr = val;\ |
1868 | return 0;\ | |
1869 | }\ | |
e8b62011 | 1870 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, \ |
d7c255b2 | 1871 | "0424 lpfc_"#attr" attribute cannot be set to %d, "\ |
e8b62011 | 1872 | "allowed range is ["#minval", "#maxval"]\n", val); \ |
3de2a653 JS |
1873 | return -EINVAL;\ |
1874 | } | |
1875 | ||
e59058c4 | 1876 | /** |
3621a710 | 1877 | * lpfc_vport_param_store - Set a vport attribute |
e59058c4 JS |
1878 | * |
1879 | * Description: | |
1880 | * Macro that given an attr e.g. hba_queue_depth | |
1881 | * expands into a function with the name lpfc_hba_queue_depth_store | |
1882 | * | |
1883 | * lpfc_##attr##_store: convert the ascii text number to an integer, then | |
1884 | * use the lpfc_##attr##_set function to set the value. | |
1885 | * @cdev: class device that is converted into a Scsi_host. | |
1886 | * @buf: contains the attribute value in decimal. | |
1887 | * @count: not used. | |
1888 | * | |
1889 | * Returns: | |
1890 | * -EINVAL if val is invalid or lpfc_##attr##_set() fails | |
1891 | * length of buffer upon success. | |
1892 | **/ | |
3de2a653 JS |
1893 | #define lpfc_vport_param_store(attr) \ |
1894 | static ssize_t \ | |
ee959b00 TJ |
1895 | lpfc_##attr##_store(struct device *dev, struct device_attribute *attr, \ |
1896 | const char *buf, size_t count) \ | |
3de2a653 | 1897 | { \ |
ee959b00 | 1898 | struct Scsi_Host *shost = class_to_shost(dev);\ |
3de2a653 | 1899 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ |
84d1b006 | 1900 | uint val = 0;\ |
3de2a653 JS |
1901 | if (!isdigit(buf[0]))\ |
1902 | return -EINVAL;\ | |
1903 | if (sscanf(buf, "%i", &val) != 1)\ | |
1904 | return -EINVAL;\ | |
1905 | if (lpfc_##attr##_set(vport, val) == 0) \ | |
1906 | return strlen(buf);\ | |
1907 | else \ | |
1908 | return -EINVAL;\ | |
1909 | } | |
1910 | ||
1911 | ||
7bcbb752 | 1912 | #define LPFC_ATTR(name, defval, minval, maxval, desc) \ |
84d1b006 | 1913 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1914 | module_param(lpfc_##name, uint, S_IRUGO);\ |
dea3101e | 1915 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
7bcbb752 | 1916 | lpfc_param_init(name, defval, minval, maxval) |
dea3101e | 1917 | |
1918 | #define LPFC_ATTR_R(name, defval, minval, maxval, desc) \ | |
84d1b006 | 1919 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1920 | module_param(lpfc_##name, uint, S_IRUGO);\ |
dea3101e | 1921 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
1922 | lpfc_param_show(name)\ | |
7bcbb752 | 1923 | lpfc_param_init(name, defval, minval, maxval)\ |
ee959b00 | 1924 | static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) |
dea3101e | 1925 | |
1926 | #define LPFC_ATTR_RW(name, defval, minval, maxval, desc) \ | |
84d1b006 | 1927 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1928 | module_param(lpfc_##name, uint, S_IRUGO);\ |
dea3101e | 1929 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
1930 | lpfc_param_show(name)\ | |
7bcbb752 JSEC |
1931 | lpfc_param_init(name, defval, minval, maxval)\ |
1932 | lpfc_param_set(name, defval, minval, maxval)\ | |
1933 | lpfc_param_store(name)\ | |
ee959b00 TJ |
1934 | static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\ |
1935 | lpfc_##name##_show, lpfc_##name##_store) | |
dea3101e | 1936 | |
93a20f74 | 1937 | #define LPFC_ATTR_HEX_R(name, defval, minval, maxval, desc) \ |
84d1b006 | 1938 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1939 | module_param(lpfc_##name, uint, S_IRUGO);\ |
93a20f74 JSEC |
1940 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
1941 | lpfc_param_hex_show(name)\ | |
1942 | lpfc_param_init(name, defval, minval, maxval)\ | |
ee959b00 | 1943 | static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) |
93a20f74 JSEC |
1944 | |
1945 | #define LPFC_ATTR_HEX_RW(name, defval, minval, maxval, desc) \ | |
84d1b006 | 1946 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1947 | module_param(lpfc_##name, uint, S_IRUGO);\ |
93a20f74 JSEC |
1948 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
1949 | lpfc_param_hex_show(name)\ | |
1950 | lpfc_param_init(name, defval, minval, maxval)\ | |
1951 | lpfc_param_set(name, defval, minval, maxval)\ | |
1952 | lpfc_param_store(name)\ | |
ee959b00 TJ |
1953 | static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\ |
1954 | lpfc_##name##_show, lpfc_##name##_store) | |
93a20f74 | 1955 | |
3de2a653 | 1956 | #define LPFC_VPORT_ATTR(name, defval, minval, maxval, desc) \ |
84d1b006 | 1957 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1958 | module_param(lpfc_##name, uint, S_IRUGO);\ |
3de2a653 JS |
1959 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
1960 | lpfc_vport_param_init(name, defval, minval, maxval) | |
1961 | ||
1962 | #define LPFC_VPORT_ATTR_R(name, defval, minval, maxval, desc) \ | |
84d1b006 | 1963 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1964 | module_param(lpfc_##name, uint, S_IRUGO);\ |
3de2a653 JS |
1965 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
1966 | lpfc_vport_param_show(name)\ | |
1967 | lpfc_vport_param_init(name, defval, minval, maxval)\ | |
ee959b00 | 1968 | static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) |
3de2a653 JS |
1969 | |
1970 | #define LPFC_VPORT_ATTR_RW(name, defval, minval, maxval, desc) \ | |
84d1b006 | 1971 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1972 | module_param(lpfc_##name, uint, S_IRUGO);\ |
3de2a653 JS |
1973 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
1974 | lpfc_vport_param_show(name)\ | |
1975 | lpfc_vport_param_init(name, defval, minval, maxval)\ | |
1976 | lpfc_vport_param_set(name, defval, minval, maxval)\ | |
1977 | lpfc_vport_param_store(name)\ | |
ee959b00 TJ |
1978 | static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\ |
1979 | lpfc_##name##_show, lpfc_##name##_store) | |
3de2a653 JS |
1980 | |
1981 | #define LPFC_VPORT_ATTR_HEX_R(name, defval, minval, maxval, desc) \ | |
84d1b006 | 1982 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1983 | module_param(lpfc_##name, uint, S_IRUGO);\ |
3de2a653 JS |
1984 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
1985 | lpfc_vport_param_hex_show(name)\ | |
1986 | lpfc_vport_param_init(name, defval, minval, maxval)\ | |
ee959b00 | 1987 | static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) |
3de2a653 JS |
1988 | |
1989 | #define LPFC_VPORT_ATTR_HEX_RW(name, defval, minval, maxval, desc) \ | |
84d1b006 | 1990 | static uint lpfc_##name = defval;\ |
ab56dc2e | 1991 | module_param(lpfc_##name, uint, S_IRUGO);\ |
3de2a653 JS |
1992 | MODULE_PARM_DESC(lpfc_##name, desc);\ |
1993 | lpfc_vport_param_hex_show(name)\ | |
1994 | lpfc_vport_param_init(name, defval, minval, maxval)\ | |
1995 | lpfc_vport_param_set(name, defval, minval, maxval)\ | |
1996 | lpfc_vport_param_store(name)\ | |
ee959b00 TJ |
1997 | static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\ |
1998 | lpfc_##name##_show, lpfc_##name##_store) | |
1999 | ||
81301a9b JS |
2000 | static DEVICE_ATTR(bg_info, S_IRUGO, lpfc_bg_info_show, NULL); |
2001 | static DEVICE_ATTR(bg_guard_err, S_IRUGO, lpfc_bg_guard_err_show, NULL); | |
2002 | static DEVICE_ATTR(bg_apptag_err, S_IRUGO, lpfc_bg_apptag_err_show, NULL); | |
2003 | static DEVICE_ATTR(bg_reftag_err, S_IRUGO, lpfc_bg_reftag_err_show, NULL); | |
ee959b00 TJ |
2004 | static DEVICE_ATTR(info, S_IRUGO, lpfc_info_show, NULL); |
2005 | static DEVICE_ATTR(serialnum, S_IRUGO, lpfc_serialnum_show, NULL); | |
2006 | static DEVICE_ATTR(modeldesc, S_IRUGO, lpfc_modeldesc_show, NULL); | |
2007 | static DEVICE_ATTR(modelname, S_IRUGO, lpfc_modelname_show, NULL); | |
2008 | static DEVICE_ATTR(programtype, S_IRUGO, lpfc_programtype_show, NULL); | |
2009 | static DEVICE_ATTR(portnum, S_IRUGO, lpfc_vportnum_show, NULL); | |
2010 | static DEVICE_ATTR(fwrev, S_IRUGO, lpfc_fwrev_show, NULL); | |
2011 | static DEVICE_ATTR(hdw, S_IRUGO, lpfc_hdw_show, NULL); | |
84d1b006 JS |
2012 | static DEVICE_ATTR(link_state, S_IRUGO | S_IWUSR, lpfc_link_state_show, |
2013 | lpfc_link_state_store); | |
ee959b00 TJ |
2014 | static DEVICE_ATTR(option_rom_version, S_IRUGO, |
2015 | lpfc_option_rom_version_show, NULL); | |
2016 | static DEVICE_ATTR(num_discovered_ports, S_IRUGO, | |
2017 | lpfc_num_discovered_ports_show, NULL); | |
84774a4d | 2018 | static DEVICE_ATTR(menlo_mgmt_mode, S_IRUGO, lpfc_mlomgmt_show, NULL); |
ee959b00 TJ |
2019 | static DEVICE_ATTR(nport_evt_cnt, S_IRUGO, lpfc_nport_evt_cnt_show, NULL); |
2020 | static DEVICE_ATTR(lpfc_drvr_version, S_IRUGO, lpfc_drvr_version_show, NULL); | |
45ed1190 | 2021 | static DEVICE_ATTR(lpfc_enable_fip, S_IRUGO, lpfc_enable_fip_show, NULL); |
ee959b00 TJ |
2022 | static DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR, |
2023 | lpfc_board_mode_show, lpfc_board_mode_store); | |
2024 | static DEVICE_ATTR(issue_reset, S_IWUSR, NULL, lpfc_issue_reset); | |
2025 | static DEVICE_ATTR(max_vpi, S_IRUGO, lpfc_max_vpi_show, NULL); | |
2026 | static DEVICE_ATTR(used_vpi, S_IRUGO, lpfc_used_vpi_show, NULL); | |
2027 | static DEVICE_ATTR(max_rpi, S_IRUGO, lpfc_max_rpi_show, NULL); | |
2028 | static DEVICE_ATTR(used_rpi, S_IRUGO, lpfc_used_rpi_show, NULL); | |
2029 | static DEVICE_ATTR(max_xri, S_IRUGO, lpfc_max_xri_show, NULL); | |
2030 | static DEVICE_ATTR(used_xri, S_IRUGO, lpfc_used_xri_show, NULL); | |
2031 | static DEVICE_ATTR(npiv_info, S_IRUGO, lpfc_npiv_info_show, NULL); | |
2032 | static DEVICE_ATTR(lpfc_temp_sensor, S_IRUGO, lpfc_temp_sensor_show, NULL); | |
bc73905a JS |
2033 | static DEVICE_ATTR(lpfc_fips_level, S_IRUGO, lpfc_fips_level_show, NULL); |
2034 | static DEVICE_ATTR(lpfc_fips_rev, S_IRUGO, lpfc_fips_rev_show, NULL); | |
ab56dc2e | 2035 | static DEVICE_ATTR(lpfc_dss, S_IRUGO, lpfc_dss_show, NULL); |
912e3acd JS |
2036 | static DEVICE_ATTR(lpfc_sriov_hw_max_virtfn, S_IRUGO, |
2037 | lpfc_sriov_hw_max_virtfn_show, NULL); | |
026abb87 | 2038 | static DEVICE_ATTR(protocol, S_IRUGO, lpfc_sli4_protocol_show, NULL); |
c3f28afa | 2039 | |
a12e07bc | 2040 | static char *lpfc_soft_wwn_key = "C99G71SL8032A"; |
c3f28afa | 2041 | |
e59058c4 | 2042 | /** |
3621a710 | 2043 | * lpfc_soft_wwn_enable_store - Allows setting of the wwn if the key is valid |
e59058c4 JS |
2044 | * @dev: class device that is converted into a Scsi_host. |
2045 | * @attr: device attribute, not used. | |
2046 | * @buf: containing the string lpfc_soft_wwn_key. | |
2047 | * @count: must be size of lpfc_soft_wwn_key. | |
2048 | * | |
2049 | * Returns: | |
2050 | * -EINVAL if the buffer does not contain lpfc_soft_wwn_key | |
2051 | * length of buf indicates success | |
2052 | **/ | |
c3f28afa | 2053 | static ssize_t |
ee959b00 TJ |
2054 | lpfc_soft_wwn_enable_store(struct device *dev, struct device_attribute *attr, |
2055 | const char *buf, size_t count) | |
c3f28afa | 2056 | { |
ee959b00 | 2057 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
2058 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
2059 | struct lpfc_hba *phba = vport->phba; | |
c3f28afa JS |
2060 | unsigned int cnt = count; |
2061 | ||
2062 | /* | |
2063 | * We're doing a simple sanity check for soft_wwpn setting. | |
2064 | * We require that the user write a specific key to enable | |
2065 | * the soft_wwpn attribute to be settable. Once the attribute | |
2066 | * is written, the enable key resets. If further updates are | |
2067 | * desired, the key must be written again to re-enable the | |
2068 | * attribute. | |
2069 | * | |
2070 | * The "key" is not secret - it is a hardcoded string shown | |
2071 | * here. The intent is to protect against the random user or | |
2072 | * application that is just writing attributes. | |
2073 | */ | |
2074 | ||
2075 | /* count may include a LF at end of string */ | |
2076 | if (buf[cnt-1] == '\n') | |
2077 | cnt--; | |
2078 | ||
a12e07bc JS |
2079 | if ((cnt != strlen(lpfc_soft_wwn_key)) || |
2080 | (strncmp(buf, lpfc_soft_wwn_key, strlen(lpfc_soft_wwn_key)) != 0)) | |
c3f28afa JS |
2081 | return -EINVAL; |
2082 | ||
a12e07bc | 2083 | phba->soft_wwn_enable = 1; |
c3f28afa JS |
2084 | return count; |
2085 | } | |
ee959b00 TJ |
2086 | static DEVICE_ATTR(lpfc_soft_wwn_enable, S_IWUSR, NULL, |
2087 | lpfc_soft_wwn_enable_store); | |
c3f28afa | 2088 | |
e59058c4 | 2089 | /** |
3621a710 | 2090 | * lpfc_soft_wwpn_show - Return the cfg soft ww port name of the adapter |
e59058c4 JS |
2091 | * @dev: class device that is converted into a Scsi_host. |
2092 | * @attr: device attribute, not used. | |
3621a710 | 2093 | * @buf: on return contains the wwpn in hexadecimal. |
e59058c4 JS |
2094 | * |
2095 | * Returns: size of formatted string. | |
2096 | **/ | |
c3f28afa | 2097 | static ssize_t |
ee959b00 TJ |
2098 | lpfc_soft_wwpn_show(struct device *dev, struct device_attribute *attr, |
2099 | char *buf) | |
c3f28afa | 2100 | { |
ee959b00 | 2101 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
2102 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
2103 | struct lpfc_hba *phba = vport->phba; | |
2104 | ||
afc071e6 RD |
2105 | return snprintf(buf, PAGE_SIZE, "0x%llx\n", |
2106 | (unsigned long long)phba->cfg_soft_wwpn); | |
c3f28afa JS |
2107 | } |
2108 | ||
e59058c4 | 2109 | /** |
3621a710 | 2110 | * lpfc_soft_wwpn_store - Set the ww port name of the adapter |
e59058c4 JS |
2111 | * @dev class device that is converted into a Scsi_host. |
2112 | * @attr: device attribute, not used. | |
3621a710 | 2113 | * @buf: contains the wwpn in hexadecimal. |
e59058c4 JS |
2114 | * @count: number of wwpn bytes in buf |
2115 | * | |
2116 | * Returns: | |
2117 | * -EACCES hba reset not enabled, adapter over temp | |
2118 | * -EINVAL soft wwn not enabled, count is invalid, invalid wwpn byte invalid | |
2119 | * -EIO error taking adapter offline or online | |
2120 | * value of count on success | |
2121 | **/ | |
c3f28afa | 2122 | static ssize_t |
ee959b00 TJ |
2123 | lpfc_soft_wwpn_store(struct device *dev, struct device_attribute *attr, |
2124 | const char *buf, size_t count) | |
c3f28afa | 2125 | { |
ee959b00 | 2126 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 JS |
2127 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
2128 | struct lpfc_hba *phba = vport->phba; | |
c3f28afa JS |
2129 | struct completion online_compl; |
2130 | int stat1=0, stat2=0; | |
2131 | unsigned int i, j, cnt=count; | |
2132 | u8 wwpn[8]; | |
fedd3b7b | 2133 | int rc; |
c3f28afa | 2134 | |
13815c83 JS |
2135 | if (!phba->cfg_enable_hba_reset) |
2136 | return -EACCES; | |
7af67051 JS |
2137 | spin_lock_irq(&phba->hbalock); |
2138 | if (phba->over_temp_state == HBA_OVER_TEMP) { | |
2139 | spin_unlock_irq(&phba->hbalock); | |
09372820 | 2140 | return -EACCES; |
7af67051 JS |
2141 | } |
2142 | spin_unlock_irq(&phba->hbalock); | |
c3f28afa JS |
2143 | /* count may include a LF at end of string */ |
2144 | if (buf[cnt-1] == '\n') | |
2145 | cnt--; | |
2146 | ||
a12e07bc | 2147 | if (!phba->soft_wwn_enable || (cnt < 16) || (cnt > 18) || |
c3f28afa JS |
2148 | ((cnt == 17) && (*buf++ != 'x')) || |
2149 | ((cnt == 18) && ((*buf++ != '0') || (*buf++ != 'x')))) | |
2150 | return -EINVAL; | |
2151 | ||
a12e07bc | 2152 | phba->soft_wwn_enable = 0; |
c3f28afa JS |
2153 | |
2154 | memset(wwpn, 0, sizeof(wwpn)); | |
2155 | ||
2156 | /* Validate and store the new name */ | |
2157 | for (i=0, j=0; i < 16; i++) { | |
ecc30990 AS |
2158 | int value; |
2159 | ||
2160 | value = hex_to_bin(*buf++); | |
2161 | if (value >= 0) | |
2162 | j = (j << 4) | value; | |
c3f28afa JS |
2163 | else |
2164 | return -EINVAL; | |
2165 | if (i % 2) { | |
2166 | wwpn[i/2] = j & 0xff; | |
2167 | j = 0; | |
2168 | } | |
2169 | } | |
2170 | phba->cfg_soft_wwpn = wwn_to_u64(wwpn); | |
2e0fef85 | 2171 | fc_host_port_name(shost) = phba->cfg_soft_wwpn; |
a12e07bc | 2172 | if (phba->cfg_soft_wwnn) |
2e0fef85 | 2173 | fc_host_node_name(shost) = phba->cfg_soft_wwnn; |
c3f28afa JS |
2174 | |
2175 | dev_printk(KERN_NOTICE, &phba->pcidev->dev, | |
2176 | "lpfc%d: Reinitializing to use soft_wwpn\n", phba->brd_no); | |
2177 | ||
46fa311e | 2178 | stat1 = lpfc_do_offline(phba, LPFC_EVT_OFFLINE); |
c3f28afa JS |
2179 | if (stat1) |
2180 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
e8b62011 JS |
2181 | "0463 lpfc_soft_wwpn attribute set failed to " |
2182 | "reinit adapter - %d\n", stat1); | |
c3f28afa | 2183 | init_completion(&online_compl); |
fedd3b7b JS |
2184 | rc = lpfc_workq_post_event(phba, &stat2, &online_compl, |
2185 | LPFC_EVT_ONLINE); | |
2186 | if (rc == 0) | |
2187 | return -ENOMEM; | |
2188 | ||
c3f28afa JS |
2189 | wait_for_completion(&online_compl); |
2190 | if (stat2) | |
2191 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
e8b62011 JS |
2192 | "0464 lpfc_soft_wwpn attribute set failed to " |
2193 | "reinit adapter - %d\n", stat2); | |
c3f28afa JS |
2194 | return (stat1 || stat2) ? -EIO : count; |
2195 | } | |
ee959b00 TJ |
2196 | static DEVICE_ATTR(lpfc_soft_wwpn, S_IRUGO | S_IWUSR,\ |
2197 | lpfc_soft_wwpn_show, lpfc_soft_wwpn_store); | |
c3f28afa | 2198 | |
e59058c4 | 2199 | /** |
3621a710 | 2200 | * lpfc_soft_wwnn_show - Return the cfg soft ww node name for the adapter |
e59058c4 JS |
2201 | * @dev: class device that is converted into a Scsi_host. |
2202 | * @attr: device attribute, not used. | |
3621a710 | 2203 | * @buf: on return contains the wwnn in hexadecimal. |
e59058c4 JS |
2204 | * |
2205 | * Returns: size of formatted string. | |
2206 | **/ | |
a12e07bc | 2207 | static ssize_t |
ee959b00 TJ |
2208 | lpfc_soft_wwnn_show(struct device *dev, struct device_attribute *attr, |
2209 | char *buf) | |
a12e07bc | 2210 | { |
ee959b00 | 2211 | struct Scsi_Host *shost = class_to_shost(dev); |
51ef4c26 | 2212 | struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; |
a12e07bc JS |
2213 | return snprintf(buf, PAGE_SIZE, "0x%llx\n", |
2214 | (unsigned long long)phba->cfg_soft_wwnn); | |
2215 | } | |
2216 | ||
e59058c4 | 2217 | /** |
3621a710 | 2218 | * lpfc_soft_wwnn_store - sets the ww node name of the adapter |
e59058c4 | 2219 | * @cdev: class device that is converted into a Scsi_host. |
3621a710 | 2220 | * @buf: contains the ww node name in hexadecimal. |
e59058c4 JS |
2221 | * @count: number of wwnn bytes in buf. |
2222 | * | |
2223 | * Returns: | |
2224 | * -EINVAL soft wwn not enabled, count is invalid, invalid wwnn byte invalid | |
2225 | * value of count on success | |
2226 | **/ | |
a12e07bc | 2227 | static ssize_t |
ee959b00 TJ |
2228 | lpfc_soft_wwnn_store(struct device *dev, struct device_attribute *attr, |
2229 | const char *buf, size_t count) | |
a12e07bc | 2230 | { |
ee959b00 | 2231 | struct Scsi_Host *shost = class_to_shost(dev); |
51ef4c26 | 2232 | struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; |
a12e07bc JS |
2233 | unsigned int i, j, cnt=count; |
2234 | u8 wwnn[8]; | |
2235 | ||
2236 | /* count may include a LF at end of string */ | |
2237 | if (buf[cnt-1] == '\n') | |
2238 | cnt--; | |
2239 | ||
2240 | if (!phba->soft_wwn_enable || (cnt < 16) || (cnt > 18) || | |
2241 | ((cnt == 17) && (*buf++ != 'x')) || | |
2242 | ((cnt == 18) && ((*buf++ != '0') || (*buf++ != 'x')))) | |
2243 | return -EINVAL; | |
2244 | ||
2245 | /* | |
2246 | * Allow wwnn to be set many times, as long as the enable is set. | |
2247 | * However, once the wwpn is set, everything locks. | |
2248 | */ | |
2249 | ||
2250 | memset(wwnn, 0, sizeof(wwnn)); | |
2251 | ||
2252 | /* Validate and store the new name */ | |
2253 | for (i=0, j=0; i < 16; i++) { | |
ecc30990 AS |
2254 | int value; |
2255 | ||
2256 | value = hex_to_bin(*buf++); | |
2257 | if (value >= 0) | |
2258 | j = (j << 4) | value; | |
a12e07bc JS |
2259 | else |
2260 | return -EINVAL; | |
2261 | if (i % 2) { | |
2262 | wwnn[i/2] = j & 0xff; | |
2263 | j = 0; | |
2264 | } | |
2265 | } | |
2266 | phba->cfg_soft_wwnn = wwn_to_u64(wwnn); | |
2267 | ||
2268 | dev_printk(KERN_NOTICE, &phba->pcidev->dev, | |
2269 | "lpfc%d: soft_wwnn set. Value will take effect upon " | |
2270 | "setting of the soft_wwpn\n", phba->brd_no); | |
2271 | ||
2272 | return count; | |
2273 | } | |
ee959b00 TJ |
2274 | static DEVICE_ATTR(lpfc_soft_wwnn, S_IRUGO | S_IWUSR,\ |
2275 | lpfc_soft_wwnn_show, lpfc_soft_wwnn_store); | |
a12e07bc | 2276 | |
c3f28afa | 2277 | |
875fbdfe | 2278 | static int lpfc_poll = 0; |
ab56dc2e | 2279 | module_param(lpfc_poll, int, S_IRUGO); |
875fbdfe JSEC |
2280 | MODULE_PARM_DESC(lpfc_poll, "FCP ring polling mode control:" |
2281 | " 0 - none," | |
2282 | " 1 - poll with interrupts enabled" | |
2283 | " 3 - poll and disable FCP ring interrupts"); | |
2284 | ||
ee959b00 TJ |
2285 | static DEVICE_ATTR(lpfc_poll, S_IRUGO | S_IWUSR, |
2286 | lpfc_poll_show, lpfc_poll_store); | |
dea3101e | 2287 | |
92d7f7b0 | 2288 | int lpfc_sli_mode = 0; |
ab56dc2e | 2289 | module_param(lpfc_sli_mode, int, S_IRUGO); |
92d7f7b0 JS |
2290 | MODULE_PARM_DESC(lpfc_sli_mode, "SLI mode selector:" |
2291 | " 0 - auto (SLI-3 if supported)," | |
2292 | " 2 - select SLI-2 even on SLI-3 capable HBAs," | |
2293 | " 3 - select SLI-3"); | |
2294 | ||
15672319 | 2295 | int lpfc_enable_npiv = 1; |
ab56dc2e | 2296 | module_param(lpfc_enable_npiv, int, S_IRUGO); |
7ee5d43e JS |
2297 | MODULE_PARM_DESC(lpfc_enable_npiv, "Enable NPIV functionality"); |
2298 | lpfc_param_show(enable_npiv); | |
4b40c59e | 2299 | lpfc_param_init(enable_npiv, 1, 0, 1); |
15672319 | 2300 | static DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO, lpfc_enable_npiv_show, NULL); |
92d7f7b0 | 2301 | |
7d791df7 JS |
2302 | LPFC_ATTR_R(fcf_failover_policy, 1, 1, 2, |
2303 | "FCF Fast failover=1 Priority failover=2"); | |
2304 | ||
19ca7609 | 2305 | int lpfc_enable_rrq; |
ab56dc2e | 2306 | module_param(lpfc_enable_rrq, int, S_IRUGO); |
19ca7609 JS |
2307 | MODULE_PARM_DESC(lpfc_enable_rrq, "Enable RRQ functionality"); |
2308 | lpfc_param_show(enable_rrq); | |
2309 | lpfc_param_init(enable_rrq, 0, 0, 1); | |
2310 | static DEVICE_ATTR(lpfc_enable_rrq, S_IRUGO, lpfc_enable_rrq_show, NULL); | |
2311 | ||
84d1b006 JS |
2312 | /* |
2313 | # lpfc_suppress_link_up: Bring link up at initialization | |
2314 | # 0x0 = bring link up (issue MBX_INIT_LINK) | |
2315 | # 0x1 = do NOT bring link up at initialization(MBX_INIT_LINK) | |
2316 | # 0x2 = never bring up link | |
2317 | # Default value is 0. | |
2318 | */ | |
e40a02c1 JS |
2319 | LPFC_ATTR_R(suppress_link_up, LPFC_INITIALIZE_LINK, LPFC_INITIALIZE_LINK, |
2320 | LPFC_DELAY_INIT_LINK_INDEFINITELY, | |
2321 | "Suppress Link Up at initialization"); | |
2a9bf3d0 JS |
2322 | /* |
2323 | # lpfc_cnt: Number of IOCBs allocated for ELS, CT, and ABTS | |
2324 | # 1 - (1024) | |
2325 | # 2 - (2048) | |
2326 | # 3 - (3072) | |
2327 | # 4 - (4096) | |
2328 | # 5 - (5120) | |
2329 | */ | |
2330 | static ssize_t | |
2331 | lpfc_iocb_hw_show(struct device *dev, struct device_attribute *attr, char *buf) | |
2332 | { | |
2333 | struct Scsi_Host *shost = class_to_shost(dev); | |
2334 | struct lpfc_hba *phba = ((struct lpfc_vport *) shost->hostdata)->phba; | |
2335 | ||
2336 | return snprintf(buf, PAGE_SIZE, "%d\n", phba->iocb_max); | |
2337 | } | |
2338 | ||
2339 | static DEVICE_ATTR(iocb_hw, S_IRUGO, | |
2340 | lpfc_iocb_hw_show, NULL); | |
2341 | static ssize_t | |
2342 | lpfc_txq_hw_show(struct device *dev, struct device_attribute *attr, char *buf) | |
2343 | { | |
2344 | struct Scsi_Host *shost = class_to_shost(dev); | |
2345 | struct lpfc_hba *phba = ((struct lpfc_vport *) shost->hostdata)->phba; | |
2346 | ||
2347 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
2348 | phba->sli.ring[LPFC_ELS_RING].txq_max); | |
2349 | } | |
2350 | ||
2351 | static DEVICE_ATTR(txq_hw, S_IRUGO, | |
2352 | lpfc_txq_hw_show, NULL); | |
2353 | static ssize_t | |
2354 | lpfc_txcmplq_hw_show(struct device *dev, struct device_attribute *attr, | |
2355 | char *buf) | |
2356 | { | |
2357 | struct Scsi_Host *shost = class_to_shost(dev); | |
2358 | struct lpfc_hba *phba = ((struct lpfc_vport *) shost->hostdata)->phba; | |
2359 | ||
2360 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
2361 | phba->sli.ring[LPFC_ELS_RING].txcmplq_max); | |
2362 | } | |
2363 | ||
2364 | static DEVICE_ATTR(txcmplq_hw, S_IRUGO, | |
2365 | lpfc_txcmplq_hw_show, NULL); | |
2366 | ||
2367 | int lpfc_iocb_cnt = 2; | |
ab56dc2e | 2368 | module_param(lpfc_iocb_cnt, int, S_IRUGO); |
2a9bf3d0 JS |
2369 | MODULE_PARM_DESC(lpfc_iocb_cnt, |
2370 | "Number of IOCBs alloc for ELS, CT, and ABTS: 1k to 5k IOCBs"); | |
2371 | lpfc_param_show(iocb_cnt); | |
2372 | lpfc_param_init(iocb_cnt, 2, 1, 5); | |
2373 | static DEVICE_ATTR(lpfc_iocb_cnt, S_IRUGO, | |
2374 | lpfc_iocb_cnt_show, NULL); | |
84d1b006 | 2375 | |
c01f3208 JS |
2376 | /* |
2377 | # lpfc_nodev_tmo: If set, it will hold all I/O errors on devices that disappear | |
2378 | # until the timer expires. Value range is [0,255]. Default value is 30. | |
2379 | */ | |
2380 | static int lpfc_nodev_tmo = LPFC_DEF_DEVLOSS_TMO; | |
2381 | static int lpfc_devloss_tmo = LPFC_DEF_DEVLOSS_TMO; | |
2382 | module_param(lpfc_nodev_tmo, int, 0); | |
2383 | MODULE_PARM_DESC(lpfc_nodev_tmo, | |
2384 | "Seconds driver will hold I/O waiting " | |
2385 | "for a device to come back"); | |
e59058c4 JS |
2386 | |
2387 | /** | |
3621a710 | 2388 | * lpfc_nodev_tmo_show - Return the hba dev loss timeout value |
e59058c4 JS |
2389 | * @dev: class converted to a Scsi_host structure. |
2390 | * @attr: device attribute, not used. | |
2391 | * @buf: on return contains the dev loss timeout in decimal. | |
2392 | * | |
2393 | * Returns: size of formatted string. | |
2394 | **/ | |
c01f3208 | 2395 | static ssize_t |
ee959b00 TJ |
2396 | lpfc_nodev_tmo_show(struct device *dev, struct device_attribute *attr, |
2397 | char *buf) | |
c01f3208 | 2398 | { |
ee959b00 | 2399 | struct Scsi_Host *shost = class_to_shost(dev); |
2e0fef85 | 2400 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
e40a02c1 | 2401 | |
3de2a653 | 2402 | return snprintf(buf, PAGE_SIZE, "%d\n", vport->cfg_devloss_tmo); |
c01f3208 JS |
2403 | } |
2404 | ||
e59058c4 | 2405 | /** |
3621a710 | 2406 | * lpfc_nodev_tmo_init - Set the hba nodev timeout value |
e59058c4 JS |
2407 | * @vport: lpfc vport structure pointer. |
2408 | * @val: contains the nodev timeout value. | |
2409 | * | |
2410 | * Description: | |
2411 | * If the devloss tmo is already set then nodev tmo is set to devloss tmo, | |
2412 | * a kernel error message is printed and zero is returned. | |
2413 | * Else if val is in range then nodev tmo and devloss tmo are set to val. | |
2414 | * Otherwise nodev tmo is set to the default value. | |
2415 | * | |
2416 | * Returns: | |
2417 | * zero if already set or if val is in range | |
2418 | * -EINVAL val out of range | |
2419 | **/ | |
c01f3208 | 2420 | static int |
3de2a653 JS |
2421 | lpfc_nodev_tmo_init(struct lpfc_vport *vport, int val) |
2422 | { | |
2423 | if (vport->cfg_devloss_tmo != LPFC_DEF_DEVLOSS_TMO) { | |
2424 | vport->cfg_nodev_tmo = vport->cfg_devloss_tmo; | |
2425 | if (val != LPFC_DEF_DEVLOSS_TMO) | |
e8b62011 | 2426 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
d7c255b2 | 2427 | "0407 Ignoring nodev_tmo module " |
e8b62011 JS |
2428 | "parameter because devloss_tmo is " |
2429 | "set.\n"); | |
c01f3208 JS |
2430 | return 0; |
2431 | } | |
2432 | ||
2433 | if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) { | |
3de2a653 JS |
2434 | vport->cfg_nodev_tmo = val; |
2435 | vport->cfg_devloss_tmo = val; | |
c01f3208 JS |
2436 | return 0; |
2437 | } | |
e8b62011 JS |
2438 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
2439 | "0400 lpfc_nodev_tmo attribute cannot be set to" | |
2440 | " %d, allowed range is [%d, %d]\n", | |
2441 | val, LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO); | |
3de2a653 | 2442 | vport->cfg_nodev_tmo = LPFC_DEF_DEVLOSS_TMO; |
c01f3208 JS |
2443 | return -EINVAL; |
2444 | } | |
2445 | ||
e59058c4 | 2446 | /** |
3621a710 | 2447 | * lpfc_update_rport_devloss_tmo - Update dev loss tmo value |
e59058c4 JS |
2448 | * @vport: lpfc vport structure pointer. |
2449 | * | |
2450 | * Description: | |
2451 | * Update all the ndlp's dev loss tmo with the vport devloss tmo value. | |
2452 | **/ | |
7054a606 | 2453 | static void |
3de2a653 | 2454 | lpfc_update_rport_devloss_tmo(struct lpfc_vport *vport) |
7054a606 | 2455 | { |
858c9f6c | 2456 | struct Scsi_Host *shost; |
7054a606 JS |
2457 | struct lpfc_nodelist *ndlp; |
2458 | ||
51ef4c26 JS |
2459 | shost = lpfc_shost_from_vport(vport); |
2460 | spin_lock_irq(shost->host_lock); | |
2461 | list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) | |
e47c9093 | 2462 | if (NLP_CHK_NODE_ACT(ndlp) && ndlp->rport) |
51ef4c26 JS |
2463 | ndlp->rport->dev_loss_tmo = vport->cfg_devloss_tmo; |
2464 | spin_unlock_irq(shost->host_lock); | |
7054a606 JS |
2465 | } |
2466 | ||
e59058c4 | 2467 | /** |
3621a710 | 2468 | * lpfc_nodev_tmo_set - Set the vport nodev tmo and devloss tmo values |
e59058c4 JS |
2469 | * @vport: lpfc vport structure pointer. |
2470 | * @val: contains the tmo value. | |
2471 | * | |
2472 | * Description: | |
2473 | * If the devloss tmo is already set or the vport dev loss tmo has changed | |
2474 | * then a kernel error message is printed and zero is returned. | |
2475 | * Else if val is in range then nodev tmo and devloss tmo are set to val. | |
2476 | * Otherwise nodev tmo is set to the default value. | |
2477 | * | |
2478 | * Returns: | |
2479 | * zero if already set or if val is in range | |
2480 | * -EINVAL val out of range | |
2481 | **/ | |
c01f3208 | 2482 | static int |
3de2a653 | 2483 | lpfc_nodev_tmo_set(struct lpfc_vport *vport, int val) |
c01f3208 | 2484 | { |
3de2a653 JS |
2485 | if (vport->dev_loss_tmo_changed || |
2486 | (lpfc_devloss_tmo != LPFC_DEF_DEVLOSS_TMO)) { | |
e8b62011 JS |
2487 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
2488 | "0401 Ignoring change to nodev_tmo " | |
2489 | "because devloss_tmo is set.\n"); | |
c01f3208 JS |
2490 | return 0; |
2491 | } | |
c01f3208 | 2492 | if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) { |
3de2a653 JS |
2493 | vport->cfg_nodev_tmo = val; |
2494 | vport->cfg_devloss_tmo = val; | |
0af5d708 MC |
2495 | /* |
2496 | * For compat: set the fc_host dev loss so new rports | |
2497 | * will get the value. | |
2498 | */ | |
2499 | fc_host_dev_loss_tmo(lpfc_shost_from_vport(vport)) = val; | |
3de2a653 | 2500 | lpfc_update_rport_devloss_tmo(vport); |
c01f3208 JS |
2501 | return 0; |
2502 | } | |
e8b62011 JS |
2503 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
2504 | "0403 lpfc_nodev_tmo attribute cannot be set to" | |
2505 | "%d, allowed range is [%d, %d]\n", | |
2506 | val, LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO); | |
c01f3208 JS |
2507 | return -EINVAL; |
2508 | } | |
2509 | ||
3de2a653 | 2510 | lpfc_vport_param_store(nodev_tmo) |
c01f3208 | 2511 | |
ee959b00 TJ |
2512 | static DEVICE_ATTR(lpfc_nodev_tmo, S_IRUGO | S_IWUSR, |
2513 | lpfc_nodev_tmo_show, lpfc_nodev_tmo_store); | |
c01f3208 JS |
2514 | |
2515 | /* | |
2516 | # lpfc_devloss_tmo: If set, it will hold all I/O errors on devices that | |
2517 | # disappear until the timer expires. Value range is [0,255]. Default | |
2518 | # value is 30. | |
2519 | */ | |
ab56dc2e | 2520 | module_param(lpfc_devloss_tmo, int, S_IRUGO); |
c01f3208 JS |
2521 | MODULE_PARM_DESC(lpfc_devloss_tmo, |
2522 | "Seconds driver will hold I/O waiting " | |
2523 | "for a device to come back"); | |
3de2a653 JS |
2524 | lpfc_vport_param_init(devloss_tmo, LPFC_DEF_DEVLOSS_TMO, |
2525 | LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO) | |
2526 | lpfc_vport_param_show(devloss_tmo) | |
e59058c4 JS |
2527 | |
2528 | /** | |
3621a710 | 2529 | * lpfc_devloss_tmo_set - Sets vport nodev tmo, devloss tmo values, changed bit |
e59058c4 JS |
2530 | * @vport: lpfc vport structure pointer. |
2531 | * @val: contains the tmo value. | |
2532 | * | |
2533 | * Description: | |
2534 | * If val is in a valid range then set the vport nodev tmo, | |
2535 | * devloss tmo, also set the vport dev loss tmo changed flag. | |
2536 | * Else a kernel error message is printed. | |
2537 | * | |
2538 | * Returns: | |
2539 | * zero if val is in range | |
2540 | * -EINVAL val out of range | |
2541 | **/ | |
c01f3208 | 2542 | static int |
3de2a653 | 2543 | lpfc_devloss_tmo_set(struct lpfc_vport *vport, int val) |
c01f3208 JS |
2544 | { |
2545 | if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) { | |
3de2a653 JS |
2546 | vport->cfg_nodev_tmo = val; |
2547 | vport->cfg_devloss_tmo = val; | |
2548 | vport->dev_loss_tmo_changed = 1; | |
0af5d708 | 2549 | fc_host_dev_loss_tmo(lpfc_shost_from_vport(vport)) = val; |
3de2a653 | 2550 | lpfc_update_rport_devloss_tmo(vport); |
c01f3208 JS |
2551 | return 0; |
2552 | } | |
2553 | ||
e8b62011 JS |
2554 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
2555 | "0404 lpfc_devloss_tmo attribute cannot be set to" | |
2556 | " %d, allowed range is [%d, %d]\n", | |
2557 | val, LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO); | |
c01f3208 JS |
2558 | return -EINVAL; |
2559 | } | |
2560 | ||
3de2a653 | 2561 | lpfc_vport_param_store(devloss_tmo) |
ee959b00 TJ |
2562 | static DEVICE_ATTR(lpfc_devloss_tmo, S_IRUGO | S_IWUSR, |
2563 | lpfc_devloss_tmo_show, lpfc_devloss_tmo_store); | |
c01f3208 | 2564 | |
dea3101e | 2565 | /* |
2566 | # lpfc_log_verbose: Only turn this flag on if you are willing to risk being | |
2567 | # deluged with LOTS of information. | |
2568 | # You can set a bit mask to record specific types of verbose messages: | |
f4b4c68f | 2569 | # See lpfc_logmsh.h for definitions. |
dea3101e | 2570 | */ |
f4b4c68f | 2571 | LPFC_VPORT_ATTR_HEX_RW(log_verbose, 0x0, 0x0, 0xffffffff, |
e8b62011 | 2572 | "Verbose logging bit-mask"); |
dea3101e | 2573 | |
7ee5d43e JS |
2574 | /* |
2575 | # lpfc_enable_da_id: This turns on the DA_ID CT command that deregisters | |
2576 | # objects that have been registered with the nameserver after login. | |
2577 | */ | |
2578 | LPFC_VPORT_ATTR_R(enable_da_id, 0, 0, 1, | |
2579 | "Deregister nameserver objects before LOGO"); | |
2580 | ||
dea3101e | 2581 | /* |
2582 | # lun_queue_depth: This parameter is used to limit the number of outstanding | |
2583 | # commands per FCP LUN. Value range is [1,128]. Default value is 30. | |
2584 | */ | |
3de2a653 JS |
2585 | LPFC_VPORT_ATTR_R(lun_queue_depth, 30, 1, 128, |
2586 | "Max number of FCP commands we can queue to a specific LUN"); | |
dea3101e | 2587 | |
7dc517df JS |
2588 | /* |
2589 | # tgt_queue_depth: This parameter is used to limit the number of outstanding | |
2590 | # commands per target port. Value range is [10,65535]. Default value is 65535. | |
2591 | */ | |
2592 | LPFC_VPORT_ATTR_R(tgt_queue_depth, 65535, 10, 65535, | |
2593 | "Max number of FCP commands we can queue to a specific target port"); | |
2594 | ||
b28485ac JW |
2595 | /* |
2596 | # hba_queue_depth: This parameter is used to limit the number of outstanding | |
2597 | # commands per lpfc HBA. Value range is [32,8192]. If this parameter | |
2598 | # value is greater than the maximum number of exchanges supported by the HBA, | |
2599 | # then maximum number of exchanges supported by the HBA is used to determine | |
2600 | # the hba_queue_depth. | |
2601 | */ | |
2602 | LPFC_ATTR_R(hba_queue_depth, 8192, 32, 8192, | |
2603 | "Max number of FCP commands we can queue to a lpfc HBA"); | |
2604 | ||
92d7f7b0 JS |
2605 | /* |
2606 | # peer_port_login: This parameter allows/prevents logins | |
2607 | # between peer ports hosted on the same physical port. | |
2608 | # When this parameter is set 0 peer ports of same physical port | |
2609 | # are not allowed to login to each other. | |
2610 | # When this parameter is set 1 peer ports of same physical port | |
2611 | # are allowed to login to each other. | |
2612 | # Default value of this parameter is 0. | |
2613 | */ | |
3de2a653 JS |
2614 | LPFC_VPORT_ATTR_R(peer_port_login, 0, 0, 1, |
2615 | "Allow peer ports on the same physical port to login to each " | |
2616 | "other."); | |
92d7f7b0 JS |
2617 | |
2618 | /* | |
3de2a653 | 2619 | # restrict_login: This parameter allows/prevents logins |
92d7f7b0 JS |
2620 | # between Virtual Ports and remote initiators. |
2621 | # When this parameter is not set (0) Virtual Ports will accept PLOGIs from | |
2622 | # other initiators and will attempt to PLOGI all remote ports. | |
2623 | # When this parameter is set (1) Virtual Ports will reject PLOGIs from | |
2624 | # remote ports and will not attempt to PLOGI to other initiators. | |
2625 | # This parameter does not restrict to the physical port. | |
2626 | # This parameter does not restrict logins to Fabric resident remote ports. | |
2627 | # Default value of this parameter is 1. | |
2628 | */ | |
3de2a653 | 2629 | static int lpfc_restrict_login = 1; |
ab56dc2e | 2630 | module_param(lpfc_restrict_login, int, S_IRUGO); |
3de2a653 JS |
2631 | MODULE_PARM_DESC(lpfc_restrict_login, |
2632 | "Restrict virtual ports login to remote initiators."); | |
2633 | lpfc_vport_param_show(restrict_login); | |
2634 | ||
e59058c4 | 2635 | /** |
3621a710 | 2636 | * lpfc_restrict_login_init - Set the vport restrict login flag |
e59058c4 JS |
2637 | * @vport: lpfc vport structure pointer. |
2638 | * @val: contains the restrict login value. | |
2639 | * | |
2640 | * Description: | |
2641 | * If val is not in a valid range then log a kernel error message and set | |
2642 | * the vport restrict login to one. | |
2643 | * If the port type is physical clear the restrict login flag and return. | |
2644 | * Else set the restrict login flag to val. | |
2645 | * | |
2646 | * Returns: | |
2647 | * zero if val is in range | |
2648 | * -EINVAL val out of range | |
2649 | **/ | |
3de2a653 JS |
2650 | static int |
2651 | lpfc_restrict_login_init(struct lpfc_vport *vport, int val) | |
2652 | { | |
2653 | if (val < 0 || val > 1) { | |
e8b62011 | 2654 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
d7c255b2 | 2655 | "0422 lpfc_restrict_login attribute cannot " |
e8b62011 JS |
2656 | "be set to %d, allowed range is [0, 1]\n", |
2657 | val); | |
3de2a653 JS |
2658 | vport->cfg_restrict_login = 1; |
2659 | return -EINVAL; | |
2660 | } | |
2661 | if (vport->port_type == LPFC_PHYSICAL_PORT) { | |
2662 | vport->cfg_restrict_login = 0; | |
2663 | return 0; | |
2664 | } | |
2665 | vport->cfg_restrict_login = val; | |
2666 | return 0; | |
2667 | } | |
2668 | ||
e59058c4 | 2669 | /** |
3621a710 | 2670 | * lpfc_restrict_login_set - Set the vport restrict login flag |
e59058c4 JS |
2671 | * @vport: lpfc vport structure pointer. |
2672 | * @val: contains the restrict login value. | |
2673 | * | |
2674 | * Description: | |
2675 | * If val is not in a valid range then log a kernel error message and set | |
2676 | * the vport restrict login to one. | |
2677 | * If the port type is physical and the val is not zero log a kernel | |
2678 | * error message, clear the restrict login flag and return zero. | |
2679 | * Else set the restrict login flag to val. | |
2680 | * | |
2681 | * Returns: | |
2682 | * zero if val is in range | |
2683 | * -EINVAL val out of range | |
2684 | **/ | |
3de2a653 JS |
2685 | static int |
2686 | lpfc_restrict_login_set(struct lpfc_vport *vport, int val) | |
2687 | { | |
2688 | if (val < 0 || val > 1) { | |
e8b62011 | 2689 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
d7c255b2 | 2690 | "0425 lpfc_restrict_login attribute cannot " |
e8b62011 JS |
2691 | "be set to %d, allowed range is [0, 1]\n", |
2692 | val); | |
3de2a653 JS |
2693 | vport->cfg_restrict_login = 1; |
2694 | return -EINVAL; | |
2695 | } | |
2696 | if (vport->port_type == LPFC_PHYSICAL_PORT && val != 0) { | |
e8b62011 JS |
2697 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
2698 | "0468 lpfc_restrict_login must be 0 for " | |
2699 | "Physical ports.\n"); | |
3de2a653 JS |
2700 | vport->cfg_restrict_login = 0; |
2701 | return 0; | |
2702 | } | |
2703 | vport->cfg_restrict_login = val; | |
2704 | return 0; | |
2705 | } | |
2706 | lpfc_vport_param_store(restrict_login); | |
ee959b00 TJ |
2707 | static DEVICE_ATTR(lpfc_restrict_login, S_IRUGO | S_IWUSR, |
2708 | lpfc_restrict_login_show, lpfc_restrict_login_store); | |
92d7f7b0 | 2709 | |
dea3101e | 2710 | /* |
2711 | # Some disk devices have a "select ID" or "select Target" capability. | |
2712 | # From a protocol standpoint "select ID" usually means select the | |
2713 | # Fibre channel "ALPA". In the FC-AL Profile there is an "informative | |
2714 | # annex" which contains a table that maps a "select ID" (a number | |
2715 | # between 0 and 7F) to an ALPA. By default, for compatibility with | |
2716 | # older drivers, the lpfc driver scans this table from low ALPA to high | |
2717 | # ALPA. | |
2718 | # | |
2719 | # Turning on the scan-down variable (on = 1, off = 0) will | |
2720 | # cause the lpfc driver to use an inverted table, effectively | |
2721 | # scanning ALPAs from high to low. Value range is [0,1]. Default value is 1. | |
2722 | # | |
2723 | # (Note: This "select ID" functionality is a LOOP ONLY characteristic | |
2724 | # and will not work across a fabric. Also this parameter will take | |
2725 | # effect only in the case when ALPA map is not available.) | |
2726 | */ | |
3de2a653 JS |
2727 | LPFC_VPORT_ATTR_R(scan_down, 1, 0, 1, |
2728 | "Start scanning for devices from highest ALPA to lowest"); | |
dea3101e | 2729 | |
dea3101e | 2730 | /* |
2731 | # lpfc_topology: link topology for init link | |
2732 | # 0x0 = attempt loop mode then point-to-point | |
367c2713 | 2733 | # 0x01 = internal loopback mode |
dea3101e | 2734 | # 0x02 = attempt point-to-point mode only |
2735 | # 0x04 = attempt loop mode only | |
2736 | # 0x06 = attempt point-to-point mode then loop | |
2737 | # Set point-to-point mode if you want to run as an N_Port. | |
2738 | # Set loop mode if you want to run as an NL_Port. Value range is [0,0x6]. | |
2739 | # Default value is 0. | |
2740 | */ | |
e59058c4 JS |
2741 | |
2742 | /** | |
3621a710 | 2743 | * lpfc_topology_set - Set the adapters topology field |
e59058c4 JS |
2744 | * @phba: lpfc_hba pointer. |
2745 | * @val: topology value. | |
2746 | * | |
2747 | * Description: | |
2748 | * If val is in a valid range then set the adapter's topology field and | |
2749 | * issue a lip; if the lip fails reset the topology to the old value. | |
2750 | * | |
2751 | * If the value is not in range log a kernel error message and return an error. | |
2752 | * | |
2753 | * Returns: | |
2754 | * zero if val is in range and lip okay | |
2755 | * non-zero return value from lpfc_issue_lip() | |
2756 | * -EINVAL val out of range | |
2757 | **/ | |
a257bf90 JS |
2758 | static ssize_t |
2759 | lpfc_topology_store(struct device *dev, struct device_attribute *attr, | |
2760 | const char *buf, size_t count) | |
83108bd3 | 2761 | { |
a257bf90 JS |
2762 | struct Scsi_Host *shost = class_to_shost(dev); |
2763 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
2764 | struct lpfc_hba *phba = vport->phba; | |
2765 | int val = 0; | |
2766 | int nolip = 0; | |
2767 | const char *val_buf = buf; | |
83108bd3 JS |
2768 | int err; |
2769 | uint32_t prev_val; | |
a257bf90 JS |
2770 | |
2771 | if (!strncmp(buf, "nolip ", strlen("nolip "))) { | |
2772 | nolip = 1; | |
2773 | val_buf = &buf[strlen("nolip ")]; | |
2774 | } | |
2775 | ||
2776 | if (!isdigit(val_buf[0])) | |
2777 | return -EINVAL; | |
2778 | if (sscanf(val_buf, "%i", &val) != 1) | |
2779 | return -EINVAL; | |
2780 | ||
83108bd3 JS |
2781 | if (val >= 0 && val <= 6) { |
2782 | prev_val = phba->cfg_topology; | |
2783 | phba->cfg_topology = val; | |
ff78d8f9 JS |
2784 | if (phba->cfg_link_speed == LPFC_USER_LINK_SPEED_16G && |
2785 | val == 4) { | |
2786 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, | |
2787 | "3113 Loop mode not supported at speed %d\n", | |
2788 | phba->cfg_link_speed); | |
2789 | phba->cfg_topology = prev_val; | |
2790 | return -EINVAL; | |
2791 | } | |
a257bf90 JS |
2792 | if (nolip) |
2793 | return strlen(buf); | |
2794 | ||
88a2cfbb JS |
2795 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
2796 | "3054 lpfc_topology changed from %d to %d\n", | |
2797 | prev_val, val); | |
83108bd3 | 2798 | err = lpfc_issue_lip(lpfc_shost_from_vport(phba->pport)); |
a257bf90 | 2799 | if (err) { |
83108bd3 | 2800 | phba->cfg_topology = prev_val; |
a257bf90 JS |
2801 | return -EINVAL; |
2802 | } else | |
2803 | return strlen(buf); | |
83108bd3 JS |
2804 | } |
2805 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
2806 | "%d:0467 lpfc_topology attribute cannot be set to %d, " | |
2807 | "allowed range is [0, 6]\n", | |
2808 | phba->brd_no, val); | |
2809 | return -EINVAL; | |
2810 | } | |
2811 | static int lpfc_topology = 0; | |
ab56dc2e | 2812 | module_param(lpfc_topology, int, S_IRUGO); |
83108bd3 JS |
2813 | MODULE_PARM_DESC(lpfc_topology, "Select Fibre Channel topology"); |
2814 | lpfc_param_show(topology) | |
2815 | lpfc_param_init(topology, 0, 0, 6) | |
ee959b00 | 2816 | static DEVICE_ATTR(lpfc_topology, S_IRUGO | S_IWUSR, |
83108bd3 | 2817 | lpfc_topology_show, lpfc_topology_store); |
dea3101e | 2818 | |
21e9a0a5 JS |
2819 | /** |
2820 | * lpfc_static_vport_show: Read callback function for | |
2821 | * lpfc_static_vport sysfs file. | |
2822 | * @dev: Pointer to class device object. | |
2823 | * @attr: device attribute structure. | |
2824 | * @buf: Data buffer. | |
2825 | * | |
2826 | * This function is the read call back function for | |
2827 | * lpfc_static_vport sysfs file. The lpfc_static_vport | |
2828 | * sysfs file report the mageability of the vport. | |
2829 | **/ | |
2830 | static ssize_t | |
2831 | lpfc_static_vport_show(struct device *dev, struct device_attribute *attr, | |
2832 | char *buf) | |
2833 | { | |
2834 | struct Scsi_Host *shost = class_to_shost(dev); | |
2835 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
2836 | if (vport->vport_flag & STATIC_VPORT) | |
2837 | sprintf(buf, "1\n"); | |
2838 | else | |
2839 | sprintf(buf, "0\n"); | |
2840 | ||
2841 | return strlen(buf); | |
2842 | } | |
2843 | ||
2844 | /* | |
2845 | * Sysfs attribute to control the statistical data collection. | |
2846 | */ | |
2847 | static DEVICE_ATTR(lpfc_static_vport, S_IRUGO, | |
2848 | lpfc_static_vport_show, NULL); | |
ea2151b4 JS |
2849 | |
2850 | /** | |
3621a710 | 2851 | * lpfc_stat_data_ctrl_store - write call back for lpfc_stat_data_ctrl sysfs file |
ea2151b4 JS |
2852 | * @dev: Pointer to class device. |
2853 | * @buf: Data buffer. | |
2854 | * @count: Size of the data buffer. | |
2855 | * | |
2856 | * This function get called when an user write to the lpfc_stat_data_ctrl | |
2857 | * sysfs file. This function parse the command written to the sysfs file | |
2858 | * and take appropriate action. These commands are used for controlling | |
2859 | * driver statistical data collection. | |
2860 | * Following are the command this function handles. | |
2861 | * | |
2862 | * setbucket <bucket_type> <base> <step> | |
2863 | * = Set the latency buckets. | |
2864 | * destroybucket = destroy all the buckets. | |
2865 | * start = start data collection | |
2866 | * stop = stop data collection | |
2867 | * reset = reset the collected data | |
2868 | **/ | |
2869 | static ssize_t | |
2870 | lpfc_stat_data_ctrl_store(struct device *dev, struct device_attribute *attr, | |
2871 | const char *buf, size_t count) | |
2872 | { | |
2873 | struct Scsi_Host *shost = class_to_shost(dev); | |
2874 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
2875 | struct lpfc_hba *phba = vport->phba; | |
2876 | #define LPFC_MAX_DATA_CTRL_LEN 1024 | |
2877 | static char bucket_data[LPFC_MAX_DATA_CTRL_LEN]; | |
2878 | unsigned long i; | |
2879 | char *str_ptr, *token; | |
2880 | struct lpfc_vport **vports; | |
2881 | struct Scsi_Host *v_shost; | |
2882 | char *bucket_type_str, *base_str, *step_str; | |
2883 | unsigned long base, step, bucket_type; | |
2884 | ||
2885 | if (!strncmp(buf, "setbucket", strlen("setbucket"))) { | |
a257bf90 | 2886 | if (strlen(buf) > (LPFC_MAX_DATA_CTRL_LEN - 1)) |
ea2151b4 JS |
2887 | return -EINVAL; |
2888 | ||
2889 | strcpy(bucket_data, buf); | |
2890 | str_ptr = &bucket_data[0]; | |
2891 | /* Ignore this token - this is command token */ | |
2892 | token = strsep(&str_ptr, "\t "); | |
2893 | if (!token) | |
2894 | return -EINVAL; | |
2895 | ||
2896 | bucket_type_str = strsep(&str_ptr, "\t "); | |
2897 | if (!bucket_type_str) | |
2898 | return -EINVAL; | |
2899 | ||
2900 | if (!strncmp(bucket_type_str, "linear", strlen("linear"))) | |
2901 | bucket_type = LPFC_LINEAR_BUCKET; | |
2902 | else if (!strncmp(bucket_type_str, "power2", strlen("power2"))) | |
2903 | bucket_type = LPFC_POWER2_BUCKET; | |
2904 | else | |
2905 | return -EINVAL; | |
2906 | ||
2907 | base_str = strsep(&str_ptr, "\t "); | |
2908 | if (!base_str) | |
2909 | return -EINVAL; | |
2910 | base = simple_strtoul(base_str, NULL, 0); | |
2911 | ||
2912 | step_str = strsep(&str_ptr, "\t "); | |
2913 | if (!step_str) | |
2914 | return -EINVAL; | |
2915 | step = simple_strtoul(step_str, NULL, 0); | |
2916 | if (!step) | |
2917 | return -EINVAL; | |
2918 | ||
2919 | /* Block the data collection for every vport */ | |
2920 | vports = lpfc_create_vport_work_array(phba); | |
2921 | if (vports == NULL) | |
2922 | return -ENOMEM; | |
2923 | ||
f4b4c68f | 2924 | for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { |
ea2151b4 JS |
2925 | v_shost = lpfc_shost_from_vport(vports[i]); |
2926 | spin_lock_irq(v_shost->host_lock); | |
2927 | /* Block and reset data collection */ | |
2928 | vports[i]->stat_data_blocked = 1; | |
2929 | if (vports[i]->stat_data_enabled) | |
2930 | lpfc_vport_reset_stat_data(vports[i]); | |
2931 | spin_unlock_irq(v_shost->host_lock); | |
2932 | } | |
2933 | ||
2934 | /* Set the bucket attributes */ | |
2935 | phba->bucket_type = bucket_type; | |
2936 | phba->bucket_base = base; | |
2937 | phba->bucket_step = step; | |
2938 | ||
f4b4c68f | 2939 | for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { |
ea2151b4 JS |
2940 | v_shost = lpfc_shost_from_vport(vports[i]); |
2941 | ||
2942 | /* Unblock data collection */ | |
2943 | spin_lock_irq(v_shost->host_lock); | |
2944 | vports[i]->stat_data_blocked = 0; | |
2945 | spin_unlock_irq(v_shost->host_lock); | |
2946 | } | |
2947 | lpfc_destroy_vport_work_array(phba, vports); | |
2948 | return strlen(buf); | |
2949 | } | |
2950 | ||
2951 | if (!strncmp(buf, "destroybucket", strlen("destroybucket"))) { | |
2952 | vports = lpfc_create_vport_work_array(phba); | |
2953 | if (vports == NULL) | |
2954 | return -ENOMEM; | |
2955 | ||
f4b4c68f | 2956 | for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { |
ea2151b4 JS |
2957 | v_shost = lpfc_shost_from_vport(vports[i]); |
2958 | spin_lock_irq(shost->host_lock); | |
2959 | vports[i]->stat_data_blocked = 1; | |
2960 | lpfc_free_bucket(vport); | |
2961 | vport->stat_data_enabled = 0; | |
2962 | vports[i]->stat_data_blocked = 0; | |
2963 | spin_unlock_irq(shost->host_lock); | |
2964 | } | |
2965 | lpfc_destroy_vport_work_array(phba, vports); | |
2966 | phba->bucket_type = LPFC_NO_BUCKET; | |
2967 | phba->bucket_base = 0; | |
2968 | phba->bucket_step = 0; | |
2969 | return strlen(buf); | |
2970 | } | |
2971 | ||
2972 | if (!strncmp(buf, "start", strlen("start"))) { | |
2973 | /* If no buckets configured return error */ | |
2974 | if (phba->bucket_type == LPFC_NO_BUCKET) | |
2975 | return -EINVAL; | |
2976 | spin_lock_irq(shost->host_lock); | |
2977 | if (vport->stat_data_enabled) { | |
2978 | spin_unlock_irq(shost->host_lock); | |
2979 | return strlen(buf); | |
2980 | } | |
2981 | lpfc_alloc_bucket(vport); | |
2982 | vport->stat_data_enabled = 1; | |
2983 | spin_unlock_irq(shost->host_lock); | |
2984 | return strlen(buf); | |
2985 | } | |
2986 | ||
2987 | if (!strncmp(buf, "stop", strlen("stop"))) { | |
2988 | spin_lock_irq(shost->host_lock); | |
2989 | if (vport->stat_data_enabled == 0) { | |
2990 | spin_unlock_irq(shost->host_lock); | |
2991 | return strlen(buf); | |
2992 | } | |
2993 | lpfc_free_bucket(vport); | |
2994 | vport->stat_data_enabled = 0; | |
2995 | spin_unlock_irq(shost->host_lock); | |
2996 | return strlen(buf); | |
2997 | } | |
2998 | ||
2999 | if (!strncmp(buf, "reset", strlen("reset"))) { | |
3000 | if ((phba->bucket_type == LPFC_NO_BUCKET) | |
3001 | || !vport->stat_data_enabled) | |
3002 | return strlen(buf); | |
3003 | spin_lock_irq(shost->host_lock); | |
3004 | vport->stat_data_blocked = 1; | |
3005 | lpfc_vport_reset_stat_data(vport); | |
3006 | vport->stat_data_blocked = 0; | |
3007 | spin_unlock_irq(shost->host_lock); | |
3008 | return strlen(buf); | |
3009 | } | |
3010 | return -EINVAL; | |
3011 | } | |
3012 | ||
3013 | ||
3014 | /** | |
3621a710 | 3015 | * lpfc_stat_data_ctrl_show - Read function for lpfc_stat_data_ctrl sysfs file |
ea2151b4 JS |
3016 | * @dev: Pointer to class device object. |
3017 | * @buf: Data buffer. | |
3018 | * | |
3019 | * This function is the read call back function for | |
3020 | * lpfc_stat_data_ctrl sysfs file. This function report the | |
3021 | * current statistical data collection state. | |
3022 | **/ | |
3023 | static ssize_t | |
3024 | lpfc_stat_data_ctrl_show(struct device *dev, struct device_attribute *attr, | |
3025 | char *buf) | |
3026 | { | |
3027 | struct Scsi_Host *shost = class_to_shost(dev); | |
3028 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
3029 | struct lpfc_hba *phba = vport->phba; | |
3030 | int index = 0; | |
3031 | int i; | |
3032 | char *bucket_type; | |
3033 | unsigned long bucket_value; | |
3034 | ||
3035 | switch (phba->bucket_type) { | |
3036 | case LPFC_LINEAR_BUCKET: | |
3037 | bucket_type = "linear"; | |
3038 | break; | |
3039 | case LPFC_POWER2_BUCKET: | |
3040 | bucket_type = "power2"; | |
3041 | break; | |
3042 | default: | |
3043 | bucket_type = "No Bucket"; | |
3044 | break; | |
3045 | } | |
3046 | ||
3047 | sprintf(&buf[index], "Statistical Data enabled :%d, " | |
3048 | "blocked :%d, Bucket type :%s, Bucket base :%d," | |
3049 | " Bucket step :%d\nLatency Ranges :", | |
3050 | vport->stat_data_enabled, vport->stat_data_blocked, | |
3051 | bucket_type, phba->bucket_base, phba->bucket_step); | |
3052 | index = strlen(buf); | |
3053 | if (phba->bucket_type != LPFC_NO_BUCKET) { | |
3054 | for (i = 0; i < LPFC_MAX_BUCKET_COUNT; i++) { | |
3055 | if (phba->bucket_type == LPFC_LINEAR_BUCKET) | |
3056 | bucket_value = phba->bucket_base + | |
3057 | phba->bucket_step * i; | |
3058 | else | |
3059 | bucket_value = phba->bucket_base + | |
3060 | (1 << i) * phba->bucket_step; | |
3061 | ||
3062 | if (index + 10 > PAGE_SIZE) | |
3063 | break; | |
3064 | sprintf(&buf[index], "%08ld ", bucket_value); | |
3065 | index = strlen(buf); | |
3066 | } | |
3067 | } | |
3068 | sprintf(&buf[index], "\n"); | |
3069 | return strlen(buf); | |
3070 | } | |
3071 | ||
3072 | /* | |
3073 | * Sysfs attribute to control the statistical data collection. | |
3074 | */ | |
3075 | static DEVICE_ATTR(lpfc_stat_data_ctrl, S_IRUGO | S_IWUSR, | |
3076 | lpfc_stat_data_ctrl_show, lpfc_stat_data_ctrl_store); | |
3077 | ||
3078 | /* | |
3079 | * lpfc_drvr_stat_data: sysfs attr to get driver statistical data. | |
3080 | */ | |
3081 | ||
3082 | /* | |
3083 | * Each Bucket takes 11 characters and 1 new line + 17 bytes WWN | |
3084 | * for each target. | |
3085 | */ | |
3086 | #define STAT_DATA_SIZE_PER_TARGET(NUM_BUCKETS) ((NUM_BUCKETS) * 11 + 18) | |
3087 | #define MAX_STAT_DATA_SIZE_PER_TARGET \ | |
3088 | STAT_DATA_SIZE_PER_TARGET(LPFC_MAX_BUCKET_COUNT) | |
3089 | ||
3090 | ||
3091 | /** | |
3621a710 | 3092 | * sysfs_drvr_stat_data_read - Read function for lpfc_drvr_stat_data attribute |
2c3c8bea | 3093 | * @filp: sysfs file |
ea2151b4 JS |
3094 | * @kobj: Pointer to the kernel object |
3095 | * @bin_attr: Attribute object | |
3096 | * @buff: Buffer pointer | |
3097 | * @off: File offset | |
3098 | * @count: Buffer size | |
3099 | * | |
3100 | * This function is the read call back function for lpfc_drvr_stat_data | |
3101 | * sysfs file. This function export the statistical data to user | |
3102 | * applications. | |
3103 | **/ | |
3104 | static ssize_t | |
2c3c8bea CW |
3105 | sysfs_drvr_stat_data_read(struct file *filp, struct kobject *kobj, |
3106 | struct bin_attribute *bin_attr, | |
ea2151b4 JS |
3107 | char *buf, loff_t off, size_t count) |
3108 | { | |
3109 | struct device *dev = container_of(kobj, struct device, | |
3110 | kobj); | |
3111 | struct Scsi_Host *shost = class_to_shost(dev); | |
3112 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
3113 | struct lpfc_hba *phba = vport->phba; | |
3114 | int i = 0, index = 0; | |
3115 | unsigned long nport_index; | |
3116 | struct lpfc_nodelist *ndlp = NULL; | |
3117 | nport_index = (unsigned long)off / | |
3118 | MAX_STAT_DATA_SIZE_PER_TARGET; | |
3119 | ||
3120 | if (!vport->stat_data_enabled || vport->stat_data_blocked | |
3121 | || (phba->bucket_type == LPFC_NO_BUCKET)) | |
3122 | return 0; | |
3123 | ||
3124 | spin_lock_irq(shost->host_lock); | |
3125 | list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { | |
3126 | if (!NLP_CHK_NODE_ACT(ndlp) || !ndlp->lat_data) | |
3127 | continue; | |
3128 | ||
3129 | if (nport_index > 0) { | |
3130 | nport_index--; | |
3131 | continue; | |
3132 | } | |
3133 | ||
3134 | if ((index + MAX_STAT_DATA_SIZE_PER_TARGET) | |
3135 | > count) | |
3136 | break; | |
3137 | ||
3138 | if (!ndlp->lat_data) | |
3139 | continue; | |
3140 | ||
3141 | /* Print the WWN */ | |
3142 | sprintf(&buf[index], "%02x%02x%02x%02x%02x%02x%02x%02x:", | |
3143 | ndlp->nlp_portname.u.wwn[0], | |
3144 | ndlp->nlp_portname.u.wwn[1], | |
3145 | ndlp->nlp_portname.u.wwn[2], | |
3146 | ndlp->nlp_portname.u.wwn[3], | |
3147 | ndlp->nlp_portname.u.wwn[4], | |
3148 | ndlp->nlp_portname.u.wwn[5], | |
3149 | ndlp->nlp_portname.u.wwn[6], | |
3150 | ndlp->nlp_portname.u.wwn[7]); | |
3151 | ||
3152 | index = strlen(buf); | |
3153 | ||
3154 | for (i = 0; i < LPFC_MAX_BUCKET_COUNT; i++) { | |
3155 | sprintf(&buf[index], "%010u,", | |
3156 | ndlp->lat_data[i].cmd_count); | |
3157 | index = strlen(buf); | |
3158 | } | |
3159 | sprintf(&buf[index], "\n"); | |
3160 | index = strlen(buf); | |
3161 | } | |
3162 | spin_unlock_irq(shost->host_lock); | |
3163 | return index; | |
3164 | } | |
3165 | ||
3166 | static struct bin_attribute sysfs_drvr_stat_data_attr = { | |
3167 | .attr = { | |
3168 | .name = "lpfc_drvr_stat_data", | |
3169 | .mode = S_IRUSR, | |
ea2151b4 JS |
3170 | }, |
3171 | .size = LPFC_MAX_TARGET * MAX_STAT_DATA_SIZE_PER_TARGET, | |
3172 | .read = sysfs_drvr_stat_data_read, | |
3173 | .write = NULL, | |
3174 | }; | |
3175 | ||
dea3101e | 3176 | /* |
3177 | # lpfc_link_speed: Link speed selection for initializing the Fibre Channel | |
3178 | # connection. | |
76a95d75 | 3179 | # Value range is [0,16]. Default value is 0. |
dea3101e | 3180 | */ |
e59058c4 | 3181 | /** |
3621a710 | 3182 | * lpfc_link_speed_set - Set the adapters link speed |
e59058c4 JS |
3183 | * @phba: lpfc_hba pointer. |
3184 | * @val: link speed value. | |
3185 | * | |
3186 | * Description: | |
3187 | * If val is in a valid range then set the adapter's link speed field and | |
3188 | * issue a lip; if the lip fails reset the link speed to the old value. | |
3189 | * | |
3190 | * Notes: | |
3191 | * If the value is not in range log a kernel error message and return an error. | |
3192 | * | |
3193 | * Returns: | |
3194 | * zero if val is in range and lip okay. | |
3195 | * non-zero return value from lpfc_issue_lip() | |
3196 | * -EINVAL val out of range | |
3197 | **/ | |
a257bf90 JS |
3198 | static ssize_t |
3199 | lpfc_link_speed_store(struct device *dev, struct device_attribute *attr, | |
3200 | const char *buf, size_t count) | |
83108bd3 | 3201 | { |
a257bf90 JS |
3202 | struct Scsi_Host *shost = class_to_shost(dev); |
3203 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
3204 | struct lpfc_hba *phba = vport->phba; | |
76a95d75 | 3205 | int val = LPFC_USER_LINK_SPEED_AUTO; |
a257bf90 JS |
3206 | int nolip = 0; |
3207 | const char *val_buf = buf; | |
83108bd3 JS |
3208 | int err; |
3209 | uint32_t prev_val; | |
3210 | ||
a257bf90 JS |
3211 | if (!strncmp(buf, "nolip ", strlen("nolip "))) { |
3212 | nolip = 1; | |
3213 | val_buf = &buf[strlen("nolip ")]; | |
3214 | } | |
3215 | ||
3216 | if (!isdigit(val_buf[0])) | |
3217 | return -EINVAL; | |
3218 | if (sscanf(val_buf, "%i", &val) != 1) | |
3219 | return -EINVAL; | |
3220 | ||
88a2cfbb JS |
3221 | lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, |
3222 | "3055 lpfc_link_speed changed from %d to %d %s\n", | |
3223 | phba->cfg_link_speed, val, nolip ? "(nolip)" : "(lip)"); | |
3224 | ||
76a95d75 JS |
3225 | if (((val == LPFC_USER_LINK_SPEED_1G) && !(phba->lmt & LMT_1Gb)) || |
3226 | ((val == LPFC_USER_LINK_SPEED_2G) && !(phba->lmt & LMT_2Gb)) || | |
3227 | ((val == LPFC_USER_LINK_SPEED_4G) && !(phba->lmt & LMT_4Gb)) || | |
3228 | ((val == LPFC_USER_LINK_SPEED_8G) && !(phba->lmt & LMT_8Gb)) || | |
3229 | ((val == LPFC_USER_LINK_SPEED_10G) && !(phba->lmt & LMT_10Gb)) || | |
3230 | ((val == LPFC_USER_LINK_SPEED_16G) && !(phba->lmt & LMT_16Gb))) { | |
3231 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
3232 | "2879 lpfc_link_speed attribute cannot be set " | |
3233 | "to %d. Speed is not supported by this port.\n", | |
3234 | val); | |
83108bd3 | 3235 | return -EINVAL; |
76a95d75 | 3236 | } |
ff78d8f9 JS |
3237 | if (val == LPFC_USER_LINK_SPEED_16G && |
3238 | phba->fc_topology == LPFC_TOPOLOGY_LOOP) { | |
3239 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
3240 | "3112 lpfc_link_speed attribute cannot be set " | |
3241 | "to %d. Speed is not supported in loop mode.\n", | |
3242 | val); | |
3243 | return -EINVAL; | |
3244 | } | |
76a95d75 JS |
3245 | if ((val >= 0) && (val <= LPFC_USER_LINK_SPEED_MAX) && |
3246 | (LPFC_USER_LINK_SPEED_BITMAP & (1 << val))) { | |
83108bd3 JS |
3247 | prev_val = phba->cfg_link_speed; |
3248 | phba->cfg_link_speed = val; | |
a257bf90 JS |
3249 | if (nolip) |
3250 | return strlen(buf); | |
3251 | ||
83108bd3 | 3252 | err = lpfc_issue_lip(lpfc_shost_from_vport(phba->pport)); |
a257bf90 | 3253 | if (err) { |
83108bd3 | 3254 | phba->cfg_link_speed = prev_val; |
a257bf90 JS |
3255 | return -EINVAL; |
3256 | } else | |
3257 | return strlen(buf); | |
83108bd3 | 3258 | } |
83108bd3 | 3259 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, |
76a95d75 JS |
3260 | "0469 lpfc_link_speed attribute cannot be set to %d, " |
3261 | "allowed values are ["LPFC_LINK_SPEED_STRING"]\n", val); | |
83108bd3 JS |
3262 | return -EINVAL; |
3263 | } | |
3264 | ||
3265 | static int lpfc_link_speed = 0; | |
ab56dc2e | 3266 | module_param(lpfc_link_speed, int, S_IRUGO); |
83108bd3 JS |
3267 | MODULE_PARM_DESC(lpfc_link_speed, "Select link speed"); |
3268 | lpfc_param_show(link_speed) | |
e59058c4 JS |
3269 | |
3270 | /** | |
3621a710 | 3271 | * lpfc_link_speed_init - Set the adapters link speed |
e59058c4 JS |
3272 | * @phba: lpfc_hba pointer. |
3273 | * @val: link speed value. | |
3274 | * | |
3275 | * Description: | |
3276 | * If val is in a valid range then set the adapter's link speed field. | |
3277 | * | |
3278 | * Notes: | |
3279 | * If the value is not in range log a kernel error message, clear the link | |
3280 | * speed and return an error. | |
3281 | * | |
3282 | * Returns: | |
3283 | * zero if val saved. | |
3284 | * -EINVAL val out of range | |
3285 | **/ | |
83108bd3 JS |
3286 | static int |
3287 | lpfc_link_speed_init(struct lpfc_hba *phba, int val) | |
3288 | { | |
ff78d8f9 JS |
3289 | if (val == LPFC_USER_LINK_SPEED_16G && phba->cfg_topology == 4) { |
3290 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
3291 | "3111 lpfc_link_speed of %d cannot " | |
3292 | "support loop mode, setting topology to default.\n", | |
3293 | val); | |
3294 | phba->cfg_topology = 0; | |
3295 | } | |
76a95d75 JS |
3296 | if ((val >= 0) && (val <= LPFC_USER_LINK_SPEED_MAX) && |
3297 | (LPFC_USER_LINK_SPEED_BITMAP & (1 << val))) { | |
83108bd3 JS |
3298 | phba->cfg_link_speed = val; |
3299 | return 0; | |
3300 | } | |
3301 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
d7c255b2 | 3302 | "0405 lpfc_link_speed attribute cannot " |
83108bd3 JS |
3303 | "be set to %d, allowed values are " |
3304 | "["LPFC_LINK_SPEED_STRING"]\n", val); | |
76a95d75 | 3305 | phba->cfg_link_speed = LPFC_USER_LINK_SPEED_AUTO; |
83108bd3 JS |
3306 | return -EINVAL; |
3307 | } | |
3308 | ||
ee959b00 | 3309 | static DEVICE_ATTR(lpfc_link_speed, S_IRUGO | S_IWUSR, |
76a95d75 | 3310 | lpfc_link_speed_show, lpfc_link_speed_store); |
dea3101e | 3311 | |
0d878419 JS |
3312 | /* |
3313 | # lpfc_aer_support: Support PCIe device Advanced Error Reporting (AER) | |
3314 | # 0 = aer disabled or not supported | |
3315 | # 1 = aer supported and enabled (default) | |
3316 | # Value range is [0,1]. Default value is 1. | |
3317 | */ | |
3318 | ||
3319 | /** | |
3320 | * lpfc_aer_support_store - Set the adapter for aer support | |
3321 | * | |
3322 | * @dev: class device that is converted into a Scsi_host. | |
3323 | * @attr: device attribute, not used. | |
912e3acd | 3324 | * @buf: containing enable or disable aer flag. |
0d878419 JS |
3325 | * @count: unused variable. |
3326 | * | |
3327 | * Description: | |
3328 | * If the val is 1 and currently the device's AER capability was not | |
3329 | * enabled, invoke the kernel's enable AER helper routine, trying to | |
3330 | * enable the device's AER capability. If the helper routine enabling | |
3331 | * AER returns success, update the device's cfg_aer_support flag to | |
3332 | * indicate AER is supported by the device; otherwise, if the device | |
3333 | * AER capability is already enabled to support AER, then do nothing. | |
3334 | * | |
3335 | * If the val is 0 and currently the device's AER support was enabled, | |
3336 | * invoke the kernel's disable AER helper routine. After that, update | |
3337 | * the device's cfg_aer_support flag to indicate AER is not supported | |
3338 | * by the device; otherwise, if the device AER capability is already | |
3339 | * disabled from supporting AER, then do nothing. | |
3340 | * | |
3341 | * Returns: | |
3342 | * length of the buf on success if val is in range the intended mode | |
3343 | * is supported. | |
3344 | * -EINVAL if val out of range or intended mode is not supported. | |
3345 | **/ | |
3346 | static ssize_t | |
3347 | lpfc_aer_support_store(struct device *dev, struct device_attribute *attr, | |
3348 | const char *buf, size_t count) | |
3349 | { | |
3350 | struct Scsi_Host *shost = class_to_shost(dev); | |
3351 | struct lpfc_vport *vport = (struct lpfc_vport *)shost->hostdata; | |
3352 | struct lpfc_hba *phba = vport->phba; | |
3353 | int val = 0, rc = -EINVAL; | |
3354 | ||
3355 | if (!isdigit(buf[0])) | |
3356 | return -EINVAL; | |
3357 | if (sscanf(buf, "%i", &val) != 1) | |
3358 | return -EINVAL; | |
3359 | ||
3360 | switch (val) { | |
3361 | case 0: | |
3362 | if (phba->hba_flag & HBA_AER_ENABLED) { | |
3363 | rc = pci_disable_pcie_error_reporting(phba->pcidev); | |
3364 | if (!rc) { | |
3365 | spin_lock_irq(&phba->hbalock); | |
3366 | phba->hba_flag &= ~HBA_AER_ENABLED; | |
3367 | spin_unlock_irq(&phba->hbalock); | |
3368 | phba->cfg_aer_support = 0; | |
3369 | rc = strlen(buf); | |
3370 | } else | |
891478a2 JS |
3371 | rc = -EPERM; |
3372 | } else { | |
0d878419 | 3373 | phba->cfg_aer_support = 0; |
891478a2 JS |
3374 | rc = strlen(buf); |
3375 | } | |
0d878419 JS |
3376 | break; |
3377 | case 1: | |
3378 | if (!(phba->hba_flag & HBA_AER_ENABLED)) { | |
3379 | rc = pci_enable_pcie_error_reporting(phba->pcidev); | |
3380 | if (!rc) { | |
3381 | spin_lock_irq(&phba->hbalock); | |
3382 | phba->hba_flag |= HBA_AER_ENABLED; | |
3383 | spin_unlock_irq(&phba->hbalock); | |
3384 | phba->cfg_aer_support = 1; | |
3385 | rc = strlen(buf); | |
3386 | } else | |
891478a2 JS |
3387 | rc = -EPERM; |
3388 | } else { | |
0d878419 | 3389 | phba->cfg_aer_support = 1; |
891478a2 JS |
3390 | rc = strlen(buf); |
3391 | } | |
0d878419 JS |
3392 | break; |
3393 | default: | |
3394 | rc = -EINVAL; | |
3395 | break; | |
3396 | } | |
3397 | return rc; | |
3398 | } | |
3399 | ||
3400 | static int lpfc_aer_support = 1; | |
ab56dc2e | 3401 | module_param(lpfc_aer_support, int, S_IRUGO); |
0d878419 JS |
3402 | MODULE_PARM_DESC(lpfc_aer_support, "Enable PCIe device AER support"); |
3403 | lpfc_param_show(aer_support) | |
3404 | ||
3405 | /** | |
3406 | * lpfc_aer_support_init - Set the initial adapters aer support flag | |
3407 | * @phba: lpfc_hba pointer. | |
912e3acd | 3408 | * @val: enable aer or disable aer flag. |
0d878419 JS |
3409 | * |
3410 | * Description: | |
3411 | * If val is in a valid range [0,1], then set the adapter's initial | |
3412 | * cfg_aer_support field. It will be up to the driver's probe_one | |
3413 | * routine to determine whether the device's AER support can be set | |
3414 | * or not. | |
3415 | * | |
3416 | * Notes: | |
3417 | * If the value is not in range log a kernel error message, and | |
3418 | * choose the default value of setting AER support and return. | |
3419 | * | |
3420 | * Returns: | |
3421 | * zero if val saved. | |
3422 | * -EINVAL val out of range | |
3423 | **/ | |
3424 | static int | |
3425 | lpfc_aer_support_init(struct lpfc_hba *phba, int val) | |
3426 | { | |
3427 | if (val == 0 || val == 1) { | |
3428 | phba->cfg_aer_support = val; | |
3429 | return 0; | |
3430 | } | |
3431 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
3432 | "2712 lpfc_aer_support attribute value %d out " | |
3433 | "of range, allowed values are 0|1, setting it " | |
3434 | "to default value of 1\n", val); | |
891478a2 | 3435 | /* By default, try to enable AER on a device */ |
0d878419 JS |
3436 | phba->cfg_aer_support = 1; |
3437 | return -EINVAL; | |
3438 | } | |
3439 | ||
3440 | static DEVICE_ATTR(lpfc_aer_support, S_IRUGO | S_IWUSR, | |
3441 | lpfc_aer_support_show, lpfc_aer_support_store); | |
3442 | ||
3443 | /** | |
3444 | * lpfc_aer_cleanup_state - Clean up aer state to the aer enabled device | |
3445 | * @dev: class device that is converted into a Scsi_host. | |
3446 | * @attr: device attribute, not used. | |
912e3acd | 3447 | * @buf: containing flag 1 for aer cleanup state. |
0d878419 JS |
3448 | * @count: unused variable. |
3449 | * | |
3450 | * Description: | |
3451 | * If the @buf contains 1 and the device currently has the AER support | |
3452 | * enabled, then invokes the kernel AER helper routine | |
3453 | * pci_cleanup_aer_uncorrect_error_status to clean up the uncorrectable | |
3454 | * error status register. | |
3455 | * | |
3456 | * Notes: | |
3457 | * | |
3458 | * Returns: | |
3459 | * -EINVAL if the buf does not contain the 1 or the device is not currently | |
3460 | * enabled with the AER support. | |
3461 | **/ | |
3462 | static ssize_t | |
3463 | lpfc_aer_cleanup_state(struct device *dev, struct device_attribute *attr, | |
3464 | const char *buf, size_t count) | |
3465 | { | |
3466 | struct Scsi_Host *shost = class_to_shost(dev); | |
3467 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
3468 | struct lpfc_hba *phba = vport->phba; | |
3469 | int val, rc = -1; | |
3470 | ||
3471 | if (!isdigit(buf[0])) | |
3472 | return -EINVAL; | |
3473 | if (sscanf(buf, "%i", &val) != 1) | |
3474 | return -EINVAL; | |
891478a2 JS |
3475 | if (val != 1) |
3476 | return -EINVAL; | |
0d878419 | 3477 | |
891478a2 | 3478 | if (phba->hba_flag & HBA_AER_ENABLED) |
0d878419 JS |
3479 | rc = pci_cleanup_aer_uncorrect_error_status(phba->pcidev); |
3480 | ||
3481 | if (rc == 0) | |
3482 | return strlen(buf); | |
3483 | else | |
891478a2 | 3484 | return -EPERM; |
0d878419 JS |
3485 | } |
3486 | ||
3487 | static DEVICE_ATTR(lpfc_aer_state_cleanup, S_IWUSR, NULL, | |
3488 | lpfc_aer_cleanup_state); | |
3489 | ||
912e3acd JS |
3490 | /** |
3491 | * lpfc_sriov_nr_virtfn_store - Enable the adapter for sr-iov virtual functions | |
3492 | * | |
3493 | * @dev: class device that is converted into a Scsi_host. | |
3494 | * @attr: device attribute, not used. | |
3495 | * @buf: containing the string the number of vfs to be enabled. | |
3496 | * @count: unused variable. | |
3497 | * | |
3498 | * Description: | |
3499 | * When this api is called either through user sysfs, the driver shall | |
3500 | * try to enable or disable SR-IOV virtual functions according to the | |
3501 | * following: | |
3502 | * | |
3503 | * If zero virtual function has been enabled to the physical function, | |
3504 | * the driver shall invoke the pci enable virtual function api trying | |
3505 | * to enable the virtual functions. If the nr_vfn provided is greater | |
3506 | * than the maximum supported, the maximum virtual function number will | |
3507 | * be used for invoking the api; otherwise, the nr_vfn provided shall | |
3508 | * be used for invoking the api. If the api call returned success, the | |
3509 | * actual number of virtual functions enabled will be set to the driver | |
3510 | * cfg_sriov_nr_virtfn; otherwise, -EINVAL shall be returned and driver | |
3511 | * cfg_sriov_nr_virtfn remains zero. | |
3512 | * | |
3513 | * If none-zero virtual functions have already been enabled to the | |
3514 | * physical function, as reflected by the driver's cfg_sriov_nr_virtfn, | |
3515 | * -EINVAL will be returned and the driver does nothing; | |
3516 | * | |
3517 | * If the nr_vfn provided is zero and none-zero virtual functions have | |
3518 | * been enabled, as indicated by the driver's cfg_sriov_nr_virtfn, the | |
3519 | * disabling virtual function api shall be invoded to disable all the | |
3520 | * virtual functions and driver's cfg_sriov_nr_virtfn shall be set to | |
3521 | * zero. Otherwise, if zero virtual function has been enabled, do | |
3522 | * nothing. | |
3523 | * | |
3524 | * Returns: | |
3525 | * length of the buf on success if val is in range the intended mode | |
3526 | * is supported. | |
3527 | * -EINVAL if val out of range or intended mode is not supported. | |
3528 | **/ | |
3529 | static ssize_t | |
3530 | lpfc_sriov_nr_virtfn_store(struct device *dev, struct device_attribute *attr, | |
3531 | const char *buf, size_t count) | |
3532 | { | |
3533 | struct Scsi_Host *shost = class_to_shost(dev); | |
3534 | struct lpfc_vport *vport = (struct lpfc_vport *)shost->hostdata; | |
3535 | struct lpfc_hba *phba = vport->phba; | |
3536 | struct pci_dev *pdev = phba->pcidev; | |
3537 | int val = 0, rc = -EINVAL; | |
3538 | ||
3539 | /* Sanity check on user data */ | |
3540 | if (!isdigit(buf[0])) | |
3541 | return -EINVAL; | |
3542 | if (sscanf(buf, "%i", &val) != 1) | |
3543 | return -EINVAL; | |
3544 | if (val < 0) | |
3545 | return -EINVAL; | |
3546 | ||
3547 | /* Request disabling virtual functions */ | |
3548 | if (val == 0) { | |
3549 | if (phba->cfg_sriov_nr_virtfn > 0) { | |
3550 | pci_disable_sriov(pdev); | |
3551 | phba->cfg_sriov_nr_virtfn = 0; | |
3552 | } | |
3553 | return strlen(buf); | |
3554 | } | |
3555 | ||
3556 | /* Request enabling virtual functions */ | |
3557 | if (phba->cfg_sriov_nr_virtfn > 0) { | |
3558 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
3559 | "3018 There are %d virtual functions " | |
3560 | "enabled on physical function.\n", | |
3561 | phba->cfg_sriov_nr_virtfn); | |
3562 | return -EEXIST; | |
3563 | } | |
3564 | ||
3565 | if (val <= LPFC_MAX_VFN_PER_PFN) | |
3566 | phba->cfg_sriov_nr_virtfn = val; | |
3567 | else { | |
3568 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
3569 | "3019 Enabling %d virtual functions is not " | |
3570 | "allowed.\n", val); | |
3571 | return -EINVAL; | |
3572 | } | |
3573 | ||
3574 | rc = lpfc_sli_probe_sriov_nr_virtfn(phba, phba->cfg_sriov_nr_virtfn); | |
3575 | if (rc) { | |
3576 | phba->cfg_sriov_nr_virtfn = 0; | |
3577 | rc = -EPERM; | |
3578 | } else | |
3579 | rc = strlen(buf); | |
3580 | ||
3581 | return rc; | |
3582 | } | |
3583 | ||
3584 | static int lpfc_sriov_nr_virtfn = LPFC_DEF_VFN_PER_PFN; | |
3585 | module_param(lpfc_sriov_nr_virtfn, int, S_IRUGO|S_IWUSR); | |
3586 | MODULE_PARM_DESC(lpfc_sriov_nr_virtfn, "Enable PCIe device SR-IOV virtual fn"); | |
3587 | lpfc_param_show(sriov_nr_virtfn) | |
3588 | ||
3589 | /** | |
3590 | * lpfc_sriov_nr_virtfn_init - Set the initial sr-iov virtual function enable | |
3591 | * @phba: lpfc_hba pointer. | |
3592 | * @val: link speed value. | |
3593 | * | |
3594 | * Description: | |
3595 | * If val is in a valid range [0,255], then set the adapter's initial | |
3596 | * cfg_sriov_nr_virtfn field. If it's greater than the maximum, the maximum | |
3597 | * number shall be used instead. It will be up to the driver's probe_one | |
3598 | * routine to determine whether the device's SR-IOV is supported or not. | |
3599 | * | |
3600 | * Returns: | |
3601 | * zero if val saved. | |
3602 | * -EINVAL val out of range | |
3603 | **/ | |
3604 | static int | |
3605 | lpfc_sriov_nr_virtfn_init(struct lpfc_hba *phba, int val) | |
3606 | { | |
3607 | if (val >= 0 && val <= LPFC_MAX_VFN_PER_PFN) { | |
3608 | phba->cfg_sriov_nr_virtfn = val; | |
3609 | return 0; | |
3610 | } | |
3611 | ||
3612 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
3613 | "3017 Enabling %d virtual functions is not " | |
3614 | "allowed.\n", val); | |
3615 | return -EINVAL; | |
3616 | } | |
3617 | static DEVICE_ATTR(lpfc_sriov_nr_virtfn, S_IRUGO | S_IWUSR, | |
3618 | lpfc_sriov_nr_virtfn_show, lpfc_sriov_nr_virtfn_store); | |
3619 | ||
dea3101e | 3620 | /* |
3621 | # lpfc_fcp_class: Determines FC class to use for the FCP protocol. | |
3622 | # Value range is [2,3]. Default value is 3. | |
3623 | */ | |
3de2a653 JS |
3624 | LPFC_VPORT_ATTR_R(fcp_class, 3, 2, 3, |
3625 | "Select Fibre Channel class of service for FCP sequences"); | |
dea3101e | 3626 | |
3627 | /* | |
3628 | # lpfc_use_adisc: Use ADISC for FCP rediscovery instead of PLOGI. Value range | |
3629 | # is [0,1]. Default value is 0. | |
3630 | */ | |
3de2a653 JS |
3631 | LPFC_VPORT_ATTR_RW(use_adisc, 0, 0, 1, |
3632 | "Use ADISC on rediscovery to authenticate FCP devices"); | |
dea3101e | 3633 | |
977b5a0a JS |
3634 | /* |
3635 | # lpfc_max_scsicmpl_time: Use scsi command completion time to control I/O queue | |
3636 | # depth. Default value is 0. When the value of this parameter is zero the | |
3637 | # SCSI command completion time is not used for controlling I/O queue depth. When | |
3638 | # the parameter is set to a non-zero value, the I/O queue depth is controlled | |
3639 | # to limit the I/O completion time to the parameter value. | |
3640 | # The value is set in milliseconds. | |
3641 | */ | |
3642 | static int lpfc_max_scsicmpl_time; | |
ab56dc2e | 3643 | module_param(lpfc_max_scsicmpl_time, int, S_IRUGO); |
977b5a0a JS |
3644 | MODULE_PARM_DESC(lpfc_max_scsicmpl_time, |
3645 | "Use command completion time to control queue depth"); | |
3646 | lpfc_vport_param_show(max_scsicmpl_time); | |
3647 | lpfc_vport_param_init(max_scsicmpl_time, 0, 0, 60000); | |
3648 | static int | |
3649 | lpfc_max_scsicmpl_time_set(struct lpfc_vport *vport, int val) | |
3650 | { | |
3651 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); | |
3652 | struct lpfc_nodelist *ndlp, *next_ndlp; | |
3653 | ||
3654 | if (val == vport->cfg_max_scsicmpl_time) | |
3655 | return 0; | |
3656 | if ((val < 0) || (val > 60000)) | |
3657 | return -EINVAL; | |
3658 | vport->cfg_max_scsicmpl_time = val; | |
3659 | ||
3660 | spin_lock_irq(shost->host_lock); | |
3661 | list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { | |
3662 | if (!NLP_CHK_NODE_ACT(ndlp)) | |
3663 | continue; | |
3664 | if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) | |
3665 | continue; | |
7dc517df | 3666 | ndlp->cmd_qdepth = vport->cfg_tgt_queue_depth; |
977b5a0a JS |
3667 | } |
3668 | spin_unlock_irq(shost->host_lock); | |
3669 | return 0; | |
3670 | } | |
3671 | lpfc_vport_param_store(max_scsicmpl_time); | |
3672 | static DEVICE_ATTR(lpfc_max_scsicmpl_time, S_IRUGO | S_IWUSR, | |
3673 | lpfc_max_scsicmpl_time_show, | |
3674 | lpfc_max_scsicmpl_time_store); | |
3675 | ||
dea3101e | 3676 | /* |
3677 | # lpfc_ack0: Use ACK0, instead of ACK1 for class 2 acknowledgement. Value | |
3678 | # range is [0,1]. Default value is 0. | |
3679 | */ | |
3680 | LPFC_ATTR_R(ack0, 0, 0, 1, "Enable ACK0 support"); | |
3681 | ||
3682 | /* | |
3683 | # lpfc_cr_delay & lpfc_cr_count: Default values for I/O colaesing | |
3684 | # cr_delay (msec) or cr_count outstanding commands. cr_delay can take | |
7054a606 | 3685 | # value [0,63]. cr_count can take value [1,255]. Default value of cr_delay |
dea3101e | 3686 | # is 0. Default value of cr_count is 1. The cr_count feature is disabled if |
3687 | # cr_delay is set to 0. | |
3688 | */ | |
8189fd19 | 3689 | LPFC_ATTR_RW(cr_delay, 0, 0, 63, "A count of milliseconds after which an " |
dea3101e | 3690 | "interrupt response is generated"); |
3691 | ||
8189fd19 | 3692 | LPFC_ATTR_RW(cr_count, 1, 1, 255, "A count of I/O completions after which an " |
dea3101e | 3693 | "interrupt response is generated"); |
3694 | ||
cf5bf97e JW |
3695 | /* |
3696 | # lpfc_multi_ring_support: Determines how many rings to spread available | |
3697 | # cmd/rsp IOCB entries across. | |
3698 | # Value range is [1,2]. Default value is 1. | |
3699 | */ | |
3700 | LPFC_ATTR_R(multi_ring_support, 1, 1, 2, "Determines number of primary " | |
3701 | "SLI rings to spread IOCB entries across"); | |
3702 | ||
a4bc3379 JS |
3703 | /* |
3704 | # lpfc_multi_ring_rctl: If lpfc_multi_ring_support is enabled, this | |
3705 | # identifies what rctl value to configure the additional ring for. | |
3706 | # Value range is [1,0xff]. Default value is 4 (Unsolicated Data). | |
3707 | */ | |
6a9c52cf | 3708 | LPFC_ATTR_R(multi_ring_rctl, FC_RCTL_DD_UNSOL_DATA, 1, |
a4bc3379 JS |
3709 | 255, "Identifies RCTL for additional ring configuration"); |
3710 | ||
3711 | /* | |
3712 | # lpfc_multi_ring_type: If lpfc_multi_ring_support is enabled, this | |
3713 | # identifies what type value to configure the additional ring for. | |
3714 | # Value range is [1,0xff]. Default value is 5 (LLC/SNAP). | |
3715 | */ | |
6a9c52cf | 3716 | LPFC_ATTR_R(multi_ring_type, FC_TYPE_IP, 1, |
a4bc3379 JS |
3717 | 255, "Identifies TYPE for additional ring configuration"); |
3718 | ||
dea3101e | 3719 | /* |
3720 | # lpfc_fdmi_on: controls FDMI support. | |
3721 | # 0 = no FDMI support | |
3722 | # 1 = support FDMI without attribute of hostname | |
3723 | # 2 = support FDMI with attribute of hostname | |
3724 | # Value range [0,2]. Default value is 0. | |
3725 | */ | |
3de2a653 | 3726 | LPFC_VPORT_ATTR_RW(fdmi_on, 0, 0, 2, "Enable FDMI support"); |
dea3101e | 3727 | |
3728 | /* | |
3729 | # Specifies the maximum number of ELS cmds we can have outstanding (for | |
3730 | # discovery). Value range is [1,64]. Default value = 32. | |
3731 | */ | |
3de2a653 | 3732 | LPFC_VPORT_ATTR(discovery_threads, 32, 1, 64, "Maximum number of ELS commands " |
dea3101e | 3733 | "during discovery"); |
3734 | ||
3735 | /* | |
65a29c16 JS |
3736 | # lpfc_max_luns: maximum allowed LUN. |
3737 | # Value range is [0,65535]. Default value is 255. | |
3738 | # NOTE: The SCSI layer might probe all allowed LUN on some old targets. | |
dea3101e | 3739 | */ |
3de2a653 | 3740 | LPFC_VPORT_ATTR_R(max_luns, 255, 0, 65535, "Maximum allowed LUN"); |
dea3101e | 3741 | |
875fbdfe JSEC |
3742 | /* |
3743 | # lpfc_poll_tmo: .Milliseconds driver will wait between polling FCP ring. | |
3744 | # Value range is [1,255], default value is 10. | |
3745 | */ | |
3746 | LPFC_ATTR_RW(poll_tmo, 10, 1, 255, | |
3747 | "Milliseconds driver will wait between polling FCP ring"); | |
3748 | ||
4ff43246 JS |
3749 | /* |
3750 | # lpfc_use_msi: Use MSI (Message Signaled Interrupts) in systems that | |
3751 | # support this feature | |
8605c46c | 3752 | # 0 = MSI disabled |
4ff43246 | 3753 | # 1 = MSI enabled |
8605c46c GK |
3754 | # 2 = MSI-X enabled (default) |
3755 | # Value range is [0,2]. Default value is 2. | |
4ff43246 | 3756 | */ |
8605c46c | 3757 | LPFC_ATTR_R(use_msi, 2, 0, 2, "Use Message Signaled Interrupts (1) or " |
db2378e0 | 3758 | "MSI-X (2), if possible"); |
4ff43246 | 3759 | |
da0436e9 JS |
3760 | /* |
3761 | # lpfc_fcp_imax: Set the maximum number of fast-path FCP interrupts per second | |
3762 | # | |
3763 | # Value range is [636,651042]. Default value is 10000. | |
3764 | */ | |
3765 | LPFC_ATTR_R(fcp_imax, LPFC_FP_DEF_IMAX, LPFC_MIM_IMAX, LPFC_DMULT_CONST, | |
3766 | "Set the maximum number of fast-path FCP interrupts per second"); | |
3767 | ||
3768 | /* | |
3769 | # lpfc_fcp_wq_count: Set the number of fast-path FCP work queues | |
3770 | # | |
3771 | # Value range is [1,31]. Default value is 4. | |
3772 | */ | |
3773 | LPFC_ATTR_R(fcp_wq_count, LPFC_FP_WQN_DEF, LPFC_FP_WQN_MIN, LPFC_FP_WQN_MAX, | |
3774 | "Set the number of fast-path FCP work queues, if possible"); | |
3775 | ||
3776 | /* | |
3777 | # lpfc_fcp_eq_count: Set the number of fast-path FCP event queues | |
3778 | # | |
3779 | # Value range is [1,7]. Default value is 1. | |
3780 | */ | |
3781 | LPFC_ATTR_R(fcp_eq_count, LPFC_FP_EQN_DEF, LPFC_FP_EQN_MIN, LPFC_FP_EQN_MAX, | |
3782 | "Set the number of fast-path FCP event queues, if possible"); | |
3783 | ||
13815c83 JS |
3784 | /* |
3785 | # lpfc_enable_hba_reset: Allow or prevent HBA resets to the hardware. | |
3786 | # 0 = HBA resets disabled | |
3787 | # 1 = HBA resets enabled (default) | |
3788 | # Value range is [0,1]. Default value is 1. | |
3789 | */ | |
3790 | LPFC_ATTR_R(enable_hba_reset, 1, 0, 1, "Enable HBA resets from the driver."); | |
c3f28afa | 3791 | |
13815c83 | 3792 | /* |
eb7a339e | 3793 | # lpfc_enable_hba_heartbeat: Disable HBA heartbeat timer.. |
13815c83 JS |
3794 | # 0 = HBA Heartbeat disabled |
3795 | # 1 = HBA Heartbeat enabled (default) | |
3796 | # Value range is [0,1]. Default value is 1. | |
3797 | */ | |
eb7a339e | 3798 | LPFC_ATTR_R(enable_hba_heartbeat, 0, 0, 1, "Enable HBA Heartbeat."); |
92d7f7b0 | 3799 | |
81301a9b JS |
3800 | /* |
3801 | # lpfc_enable_bg: Enable BlockGuard (Emulex's Implementation of T10-DIF) | |
3802 | # 0 = BlockGuard disabled (default) | |
3803 | # 1 = BlockGuard enabled | |
3804 | # Value range is [0,1]. Default value is 0. | |
3805 | */ | |
3806 | LPFC_ATTR_R(enable_bg, 0, 0, 1, "Enable BlockGuard Support"); | |
3807 | ||
81301a9b JS |
3808 | /* |
3809 | # lpfc_prot_mask: i | |
3810 | # - Bit mask of host protection capabilities used to register with the | |
3811 | # SCSI mid-layer | |
3812 | # - Only meaningful if BG is turned on (lpfc_enable_bg=1). | |
3813 | # - Allows you to ultimately specify which profiles to use | |
3814 | # - Default will result in registering capabilities for all profiles. | |
3815 | # | |
3816 | */ | |
7c56b9fd JS |
3817 | unsigned int lpfc_prot_mask = SHOST_DIF_TYPE1_PROTECTION | |
3818 | SHOST_DIX_TYPE0_PROTECTION | | |
3819 | SHOST_DIX_TYPE1_PROTECTION; | |
81301a9b | 3820 | |
ab56dc2e | 3821 | module_param(lpfc_prot_mask, uint, S_IRUGO); |
81301a9b JS |
3822 | MODULE_PARM_DESC(lpfc_prot_mask, "host protection mask"); |
3823 | ||
3824 | /* | |
3825 | # lpfc_prot_guard: i | |
3826 | # - Bit mask of protection guard types to register with the SCSI mid-layer | |
3827 | # - Guard types are currently either 1) IP checksum 2) T10-DIF CRC | |
3828 | # - Allows you to ultimately specify which profiles to use | |
3829 | # - Default will result in registering capabilities for all guard types | |
3830 | # | |
3831 | */ | |
3832 | unsigned char lpfc_prot_guard = SHOST_DIX_GUARD_IP; | |
ab56dc2e | 3833 | module_param(lpfc_prot_guard, byte, S_IRUGO); |
81301a9b JS |
3834 | MODULE_PARM_DESC(lpfc_prot_guard, "host protection guard type"); |
3835 | ||
92494144 JS |
3836 | /* |
3837 | * Delay initial NPort discovery when Clean Address bit is cleared in | |
3838 | * FLOGI/FDISC accept and FCID/Fabric name/Fabric portname is changed. | |
3839 | * This parameter can have value 0 or 1. | |
3840 | * When this parameter is set to 0, no delay is added to the initial | |
3841 | * discovery. | |
3842 | * When this parameter is set to non-zero value, initial Nport discovery is | |
3843 | * delayed by ra_tov seconds when Clean Address bit is cleared in FLOGI/FDISC | |
3844 | * accept and FCID/Fabric name/Fabric portname is changed. | |
3845 | * Driver always delay Nport discovery for subsequent FLOGI/FDISC completion | |
3846 | * when Clean Address bit is cleared in FLOGI/FDISC | |
3847 | * accept and FCID/Fabric name/Fabric portname is changed. | |
3848 | * Default value is 0. | |
3849 | */ | |
3850 | int lpfc_delay_discovery; | |
ab56dc2e | 3851 | module_param(lpfc_delay_discovery, int, S_IRUGO); |
92494144 JS |
3852 | MODULE_PARM_DESC(lpfc_delay_discovery, |
3853 | "Delay NPort discovery when Clean Address bit is cleared. " | |
3854 | "Allowed values: 0,1."); | |
81301a9b | 3855 | |
83108bd3 | 3856 | /* |
3621a710 | 3857 | * lpfc_sg_seg_cnt - Initial Maximum DMA Segment Count |
83108bd3 JS |
3858 | * This value can be set to values between 64 and 256. The default value is |
3859 | * 64, but may be increased to allow for larger Max I/O sizes. The scsi layer | |
3860 | * will be allowed to request I/Os of sizes up to (MAX_SEG_COUNT * SEG_SIZE). | |
3861 | */ | |
3862 | LPFC_ATTR_R(sg_seg_cnt, LPFC_DEFAULT_SG_SEG_CNT, LPFC_DEFAULT_SG_SEG_CNT, | |
3863 | LPFC_MAX_SG_SEG_CNT, "Max Scatter Gather Segment Count"); | |
3864 | ||
81301a9b JS |
3865 | LPFC_ATTR_R(prot_sg_seg_cnt, LPFC_DEFAULT_PROT_SG_SEG_CNT, |
3866 | LPFC_DEFAULT_PROT_SG_SEG_CNT, LPFC_MAX_PROT_SG_SEG_CNT, | |
3867 | "Max Protection Scatter Gather Segment Count"); | |
3868 | ||
ee959b00 | 3869 | struct device_attribute *lpfc_hba_attrs[] = { |
81301a9b JS |
3870 | &dev_attr_bg_info, |
3871 | &dev_attr_bg_guard_err, | |
3872 | &dev_attr_bg_apptag_err, | |
3873 | &dev_attr_bg_reftag_err, | |
ee959b00 TJ |
3874 | &dev_attr_info, |
3875 | &dev_attr_serialnum, | |
3876 | &dev_attr_modeldesc, | |
3877 | &dev_attr_modelname, | |
3878 | &dev_attr_programtype, | |
3879 | &dev_attr_portnum, | |
3880 | &dev_attr_fwrev, | |
3881 | &dev_attr_hdw, | |
3882 | &dev_attr_option_rom_version, | |
bbd1ae41 | 3883 | &dev_attr_link_state, |
ee959b00 | 3884 | &dev_attr_num_discovered_ports, |
84774a4d | 3885 | &dev_attr_menlo_mgmt_mode, |
ee959b00 | 3886 | &dev_attr_lpfc_drvr_version, |
45ed1190 | 3887 | &dev_attr_lpfc_enable_fip, |
ee959b00 TJ |
3888 | &dev_attr_lpfc_temp_sensor, |
3889 | &dev_attr_lpfc_log_verbose, | |
3890 | &dev_attr_lpfc_lun_queue_depth, | |
7dc517df | 3891 | &dev_attr_lpfc_tgt_queue_depth, |
ee959b00 TJ |
3892 | &dev_attr_lpfc_hba_queue_depth, |
3893 | &dev_attr_lpfc_peer_port_login, | |
3894 | &dev_attr_lpfc_nodev_tmo, | |
3895 | &dev_attr_lpfc_devloss_tmo, | |
3896 | &dev_attr_lpfc_fcp_class, | |
3897 | &dev_attr_lpfc_use_adisc, | |
3898 | &dev_attr_lpfc_ack0, | |
3899 | &dev_attr_lpfc_topology, | |
3900 | &dev_attr_lpfc_scan_down, | |
3901 | &dev_attr_lpfc_link_speed, | |
3902 | &dev_attr_lpfc_cr_delay, | |
3903 | &dev_attr_lpfc_cr_count, | |
3904 | &dev_attr_lpfc_multi_ring_support, | |
3905 | &dev_attr_lpfc_multi_ring_rctl, | |
3906 | &dev_attr_lpfc_multi_ring_type, | |
3907 | &dev_attr_lpfc_fdmi_on, | |
3908 | &dev_attr_lpfc_max_luns, | |
3909 | &dev_attr_lpfc_enable_npiv, | |
7d791df7 | 3910 | &dev_attr_lpfc_fcf_failover_policy, |
19ca7609 | 3911 | &dev_attr_lpfc_enable_rrq, |
ee959b00 TJ |
3912 | &dev_attr_nport_evt_cnt, |
3913 | &dev_attr_board_mode, | |
3914 | &dev_attr_max_vpi, | |
3915 | &dev_attr_used_vpi, | |
3916 | &dev_attr_max_rpi, | |
3917 | &dev_attr_used_rpi, | |
3918 | &dev_attr_max_xri, | |
3919 | &dev_attr_used_xri, | |
3920 | &dev_attr_npiv_info, | |
3921 | &dev_attr_issue_reset, | |
3922 | &dev_attr_lpfc_poll, | |
3923 | &dev_attr_lpfc_poll_tmo, | |
3924 | &dev_attr_lpfc_use_msi, | |
da0436e9 JS |
3925 | &dev_attr_lpfc_fcp_imax, |
3926 | &dev_attr_lpfc_fcp_wq_count, | |
3927 | &dev_attr_lpfc_fcp_eq_count, | |
81301a9b | 3928 | &dev_attr_lpfc_enable_bg, |
ee959b00 TJ |
3929 | &dev_attr_lpfc_soft_wwnn, |
3930 | &dev_attr_lpfc_soft_wwpn, | |
3931 | &dev_attr_lpfc_soft_wwn_enable, | |
3932 | &dev_attr_lpfc_enable_hba_reset, | |
3933 | &dev_attr_lpfc_enable_hba_heartbeat, | |
3934 | &dev_attr_lpfc_sg_seg_cnt, | |
977b5a0a | 3935 | &dev_attr_lpfc_max_scsicmpl_time, |
ea2151b4 | 3936 | &dev_attr_lpfc_stat_data_ctrl, |
81301a9b | 3937 | &dev_attr_lpfc_prot_sg_seg_cnt, |
0d878419 JS |
3938 | &dev_attr_lpfc_aer_support, |
3939 | &dev_attr_lpfc_aer_state_cleanup, | |
912e3acd | 3940 | &dev_attr_lpfc_sriov_nr_virtfn, |
84d1b006 | 3941 | &dev_attr_lpfc_suppress_link_up, |
2a9bf3d0 JS |
3942 | &dev_attr_lpfc_iocb_cnt, |
3943 | &dev_attr_iocb_hw, | |
3944 | &dev_attr_txq_hw, | |
3945 | &dev_attr_txcmplq_hw, | |
bc73905a JS |
3946 | &dev_attr_lpfc_fips_level, |
3947 | &dev_attr_lpfc_fips_rev, | |
ab56dc2e | 3948 | &dev_attr_lpfc_dss, |
912e3acd | 3949 | &dev_attr_lpfc_sriov_hw_max_virtfn, |
026abb87 | 3950 | &dev_attr_protocol, |
dea3101e | 3951 | NULL, |
3952 | }; | |
3953 | ||
ee959b00 TJ |
3954 | struct device_attribute *lpfc_vport_attrs[] = { |
3955 | &dev_attr_info, | |
bbd1ae41 | 3956 | &dev_attr_link_state, |
ee959b00 TJ |
3957 | &dev_attr_num_discovered_ports, |
3958 | &dev_attr_lpfc_drvr_version, | |
3959 | &dev_attr_lpfc_log_verbose, | |
3960 | &dev_attr_lpfc_lun_queue_depth, | |
7dc517df | 3961 | &dev_attr_lpfc_tgt_queue_depth, |
ee959b00 TJ |
3962 | &dev_attr_lpfc_nodev_tmo, |
3963 | &dev_attr_lpfc_devloss_tmo, | |
3964 | &dev_attr_lpfc_hba_queue_depth, | |
3965 | &dev_attr_lpfc_peer_port_login, | |
3966 | &dev_attr_lpfc_restrict_login, | |
3967 | &dev_attr_lpfc_fcp_class, | |
3968 | &dev_attr_lpfc_use_adisc, | |
3969 | &dev_attr_lpfc_fdmi_on, | |
3970 | &dev_attr_lpfc_max_luns, | |
3971 | &dev_attr_nport_evt_cnt, | |
3972 | &dev_attr_npiv_info, | |
3973 | &dev_attr_lpfc_enable_da_id, | |
ea2151b4 JS |
3974 | &dev_attr_lpfc_max_scsicmpl_time, |
3975 | &dev_attr_lpfc_stat_data_ctrl, | |
21e9a0a5 | 3976 | &dev_attr_lpfc_static_vport, |
bc73905a JS |
3977 | &dev_attr_lpfc_fips_level, |
3978 | &dev_attr_lpfc_fips_rev, | |
3de2a653 JS |
3979 | NULL, |
3980 | }; | |
3981 | ||
e59058c4 | 3982 | /** |
3621a710 | 3983 | * sysfs_ctlreg_write - Write method for writing to ctlreg |
2c3c8bea | 3984 | * @filp: open sysfs file |
e59058c4 JS |
3985 | * @kobj: kernel kobject that contains the kernel class device. |
3986 | * @bin_attr: kernel attributes passed to us. | |
3987 | * @buf: contains the data to be written to the adapter IOREG space. | |
3988 | * @off: offset into buffer to beginning of data. | |
3989 | * @count: bytes to transfer. | |
3990 | * | |
3991 | * Description: | |
3992 | * Accessed via /sys/class/scsi_host/hostxxx/ctlreg. | |
3993 | * Uses the adapter io control registers to send buf contents to the adapter. | |
3994 | * | |
3995 | * Returns: | |
3996 | * -ERANGE off and count combo out of range | |
3997 | * -EINVAL off, count or buff address invalid | |
3998 | * -EPERM adapter is offline | |
3999 | * value of count, buf contents written | |
4000 | **/ | |
dea3101e | 4001 | static ssize_t |
2c3c8bea CW |
4002 | sysfs_ctlreg_write(struct file *filp, struct kobject *kobj, |
4003 | struct bin_attribute *bin_attr, | |
91a69029 | 4004 | char *buf, loff_t off, size_t count) |
dea3101e | 4005 | { |
4006 | size_t buf_off; | |
ee959b00 TJ |
4007 | struct device *dev = container_of(kobj, struct device, kobj); |
4008 | struct Scsi_Host *shost = class_to_shost(dev); | |
2e0fef85 JS |
4009 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
4010 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 4011 | |
f1126688 JS |
4012 | if (phba->sli_rev >= LPFC_SLI_REV4) |
4013 | return -EPERM; | |
4014 | ||
dea3101e | 4015 | if ((off + count) > FF_REG_AREA_SIZE) |
4016 | return -ERANGE; | |
4017 | ||
f7a919b4 JS |
4018 | if (count <= LPFC_REG_WRITE_KEY_SIZE) |
4019 | return 0; | |
dea3101e | 4020 | |
4021 | if (off % 4 || count % 4 || (unsigned long)buf % 4) | |
4022 | return -EINVAL; | |
4023 | ||
f7a919b4 JS |
4024 | /* This is to protect HBA registers from accidental writes. */ |
4025 | if (memcmp(buf, LPFC_REG_WRITE_KEY, LPFC_REG_WRITE_KEY_SIZE)) | |
4026 | return -EINVAL; | |
4027 | ||
4028 | if (!(vport->fc_flag & FC_OFFLINE_MODE)) | |
dea3101e | 4029 | return -EPERM; |
dea3101e | 4030 | |
2e0fef85 | 4031 | spin_lock_irq(&phba->hbalock); |
f7a919b4 JS |
4032 | for (buf_off = 0; buf_off < count - LPFC_REG_WRITE_KEY_SIZE; |
4033 | buf_off += sizeof(uint32_t)) | |
4034 | writel(*((uint32_t *)(buf + buf_off + LPFC_REG_WRITE_KEY_SIZE)), | |
dea3101e | 4035 | phba->ctrl_regs_memmap_p + off + buf_off); |
4036 | ||
2e0fef85 | 4037 | spin_unlock_irq(&phba->hbalock); |
dea3101e | 4038 | |
4039 | return count; | |
4040 | } | |
4041 | ||
e59058c4 | 4042 | /** |
3621a710 | 4043 | * sysfs_ctlreg_read - Read method for reading from ctlreg |
2c3c8bea | 4044 | * @filp: open sysfs file |
e59058c4 JS |
4045 | * @kobj: kernel kobject that contains the kernel class device. |
4046 | * @bin_attr: kernel attributes passed to us. | |
af901ca1 | 4047 | * @buf: if successful contains the data from the adapter IOREG space. |
e59058c4 JS |
4048 | * @off: offset into buffer to beginning of data. |
4049 | * @count: bytes to transfer. | |
4050 | * | |
4051 | * Description: | |
4052 | * Accessed via /sys/class/scsi_host/hostxxx/ctlreg. | |
4053 | * Uses the adapter io control registers to read data into buf. | |
4054 | * | |
4055 | * Returns: | |
4056 | * -ERANGE off and count combo out of range | |
4057 | * -EINVAL off, count or buff address invalid | |
4058 | * value of count, buf contents read | |
4059 | **/ | |
dea3101e | 4060 | static ssize_t |
2c3c8bea CW |
4061 | sysfs_ctlreg_read(struct file *filp, struct kobject *kobj, |
4062 | struct bin_attribute *bin_attr, | |
91a69029 | 4063 | char *buf, loff_t off, size_t count) |
dea3101e | 4064 | { |
4065 | size_t buf_off; | |
4066 | uint32_t * tmp_ptr; | |
ee959b00 TJ |
4067 | struct device *dev = container_of(kobj, struct device, kobj); |
4068 | struct Scsi_Host *shost = class_to_shost(dev); | |
2e0fef85 JS |
4069 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
4070 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 4071 | |
f1126688 JS |
4072 | if (phba->sli_rev >= LPFC_SLI_REV4) |
4073 | return -EPERM; | |
4074 | ||
dea3101e | 4075 | if (off > FF_REG_AREA_SIZE) |
4076 | return -ERANGE; | |
4077 | ||
4078 | if ((off + count) > FF_REG_AREA_SIZE) | |
4079 | count = FF_REG_AREA_SIZE - off; | |
4080 | ||
4081 | if (count == 0) return 0; | |
4082 | ||
4083 | if (off % 4 || count % 4 || (unsigned long)buf % 4) | |
4084 | return -EINVAL; | |
4085 | ||
2e0fef85 | 4086 | spin_lock_irq(&phba->hbalock); |
dea3101e | 4087 | |
4088 | for (buf_off = 0; buf_off < count; buf_off += sizeof(uint32_t)) { | |
4089 | tmp_ptr = (uint32_t *)(buf + buf_off); | |
4090 | *tmp_ptr = readl(phba->ctrl_regs_memmap_p + off + buf_off); | |
4091 | } | |
4092 | ||
2e0fef85 | 4093 | spin_unlock_irq(&phba->hbalock); |
dea3101e | 4094 | |
4095 | return count; | |
4096 | } | |
4097 | ||
4098 | static struct bin_attribute sysfs_ctlreg_attr = { | |
4099 | .attr = { | |
4100 | .name = "ctlreg", | |
4101 | .mode = S_IRUSR | S_IWUSR, | |
dea3101e | 4102 | }, |
4103 | .size = 256, | |
4104 | .read = sysfs_ctlreg_read, | |
4105 | .write = sysfs_ctlreg_write, | |
4106 | }; | |
4107 | ||
e59058c4 | 4108 | /** |
3621a710 | 4109 | * sysfs_mbox_write - Write method for writing information via mbox |
2c3c8bea | 4110 | * @filp: open sysfs file |
e59058c4 JS |
4111 | * @kobj: kernel kobject that contains the kernel class device. |
4112 | * @bin_attr: kernel attributes passed to us. | |
4113 | * @buf: contains the data to be written to sysfs mbox. | |
4114 | * @off: offset into buffer to beginning of data. | |
4115 | * @count: bytes to transfer. | |
4116 | * | |
4117 | * Description: | |
026abb87 JS |
4118 | * Deprecated function. All mailbox access from user space is performed via the |
4119 | * bsg interface. | |
e59058c4 JS |
4120 | * |
4121 | * Returns: | |
026abb87 | 4122 | * -EPERM operation not permitted |
e59058c4 | 4123 | **/ |
dea3101e | 4124 | static ssize_t |
2c3c8bea CW |
4125 | sysfs_mbox_write(struct file *filp, struct kobject *kobj, |
4126 | struct bin_attribute *bin_attr, | |
91a69029 | 4127 | char *buf, loff_t off, size_t count) |
dea3101e | 4128 | { |
026abb87 | 4129 | return -EPERM; |
dea3101e | 4130 | } |
4131 | ||
e59058c4 | 4132 | /** |
3621a710 | 4133 | * sysfs_mbox_read - Read method for reading information via mbox |
2c3c8bea | 4134 | * @filp: open sysfs file |
e59058c4 JS |
4135 | * @kobj: kernel kobject that contains the kernel class device. |
4136 | * @bin_attr: kernel attributes passed to us. | |
4137 | * @buf: contains the data to be read from sysfs mbox. | |
4138 | * @off: offset into buffer to beginning of data. | |
4139 | * @count: bytes to transfer. | |
4140 | * | |
4141 | * Description: | |
026abb87 JS |
4142 | * Deprecated function. All mailbox access from user space is performed via the |
4143 | * bsg interface. | |
e59058c4 JS |
4144 | * |
4145 | * Returns: | |
026abb87 | 4146 | * -EPERM operation not permitted |
e59058c4 | 4147 | **/ |
dea3101e | 4148 | static ssize_t |
2c3c8bea CW |
4149 | sysfs_mbox_read(struct file *filp, struct kobject *kobj, |
4150 | struct bin_attribute *bin_attr, | |
91a69029 | 4151 | char *buf, loff_t off, size_t count) |
dea3101e | 4152 | { |
026abb87 | 4153 | return -EPERM; |
dea3101e | 4154 | } |
4155 | ||
4156 | static struct bin_attribute sysfs_mbox_attr = { | |
4157 | .attr = { | |
4158 | .name = "mbox", | |
4159 | .mode = S_IRUSR | S_IWUSR, | |
dea3101e | 4160 | }, |
c0c11512 | 4161 | .size = MAILBOX_SYSFS_MAX, |
dea3101e | 4162 | .read = sysfs_mbox_read, |
4163 | .write = sysfs_mbox_write, | |
4164 | }; | |
4165 | ||
e59058c4 | 4166 | /** |
3621a710 | 4167 | * lpfc_alloc_sysfs_attr - Creates the ctlreg and mbox entries |
e59058c4 JS |
4168 | * @vport: address of lpfc vport structure. |
4169 | * | |
4170 | * Return codes: | |
4171 | * zero on success | |
4172 | * error return code from sysfs_create_bin_file() | |
4173 | **/ | |
dea3101e | 4174 | int |
2e0fef85 | 4175 | lpfc_alloc_sysfs_attr(struct lpfc_vport *vport) |
dea3101e | 4176 | { |
2e0fef85 | 4177 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
dea3101e | 4178 | int error; |
4179 | ||
ee959b00 | 4180 | error = sysfs_create_bin_file(&shost->shost_dev.kobj, |
eada272d JS |
4181 | &sysfs_drvr_stat_data_attr); |
4182 | ||
4183 | /* Virtual ports do not need ctrl_reg and mbox */ | |
4184 | if (error || vport->port_type == LPFC_NPIV_PORT) | |
dea3101e | 4185 | goto out; |
4186 | ||
ee959b00 | 4187 | error = sysfs_create_bin_file(&shost->shost_dev.kobj, |
eada272d | 4188 | &sysfs_ctlreg_attr); |
dea3101e | 4189 | if (error) |
eada272d | 4190 | goto out_remove_stat_attr; |
dea3101e | 4191 | |
ea2151b4 | 4192 | error = sysfs_create_bin_file(&shost->shost_dev.kobj, |
eada272d | 4193 | &sysfs_mbox_attr); |
ea2151b4 | 4194 | if (error) |
eada272d | 4195 | goto out_remove_ctlreg_attr; |
ea2151b4 | 4196 | |
dea3101e | 4197 | return 0; |
4198 | out_remove_ctlreg_attr: | |
ee959b00 | 4199 | sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_ctlreg_attr); |
eada272d JS |
4200 | out_remove_stat_attr: |
4201 | sysfs_remove_bin_file(&shost->shost_dev.kobj, | |
4202 | &sysfs_drvr_stat_data_attr); | |
dea3101e | 4203 | out: |
4204 | return error; | |
4205 | } | |
4206 | ||
e59058c4 | 4207 | /** |
3621a710 | 4208 | * lpfc_free_sysfs_attr - Removes the ctlreg and mbox entries |
e59058c4 JS |
4209 | * @vport: address of lpfc vport structure. |
4210 | **/ | |
dea3101e | 4211 | void |
2e0fef85 | 4212 | lpfc_free_sysfs_attr(struct lpfc_vport *vport) |
dea3101e | 4213 | { |
2e0fef85 | 4214 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
ea2151b4 JS |
4215 | sysfs_remove_bin_file(&shost->shost_dev.kobj, |
4216 | &sysfs_drvr_stat_data_attr); | |
eada272d JS |
4217 | /* Virtual ports do not need ctrl_reg and mbox */ |
4218 | if (vport->port_type == LPFC_NPIV_PORT) | |
4219 | return; | |
ee959b00 TJ |
4220 | sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_mbox_attr); |
4221 | sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_ctlreg_attr); | |
dea3101e | 4222 | } |
4223 | ||
4224 | ||
4225 | /* | |
4226 | * Dynamic FC Host Attributes Support | |
4227 | */ | |
4228 | ||
e59058c4 | 4229 | /** |
3621a710 | 4230 | * lpfc_get_host_port_id - Copy the vport DID into the scsi host port id |
e59058c4 JS |
4231 | * @shost: kernel scsi host pointer. |
4232 | **/ | |
dea3101e | 4233 | static void |
4234 | lpfc_get_host_port_id(struct Scsi_Host *shost) | |
4235 | { | |
2e0fef85 JS |
4236 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
4237 | ||
dea3101e | 4238 | /* note: fc_myDID already in cpu endianness */ |
2e0fef85 | 4239 | fc_host_port_id(shost) = vport->fc_myDID; |
dea3101e | 4240 | } |
4241 | ||
e59058c4 | 4242 | /** |
3621a710 | 4243 | * lpfc_get_host_port_type - Set the value of the scsi host port type |
e59058c4 JS |
4244 | * @shost: kernel scsi host pointer. |
4245 | **/ | |
dea3101e | 4246 | static void |
4247 | lpfc_get_host_port_type(struct Scsi_Host *shost) | |
4248 | { | |
2e0fef85 JS |
4249 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
4250 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 4251 | |
4252 | spin_lock_irq(shost->host_lock); | |
4253 | ||
92d7f7b0 JS |
4254 | if (vport->port_type == LPFC_NPIV_PORT) { |
4255 | fc_host_port_type(shost) = FC_PORTTYPE_NPIV; | |
4256 | } else if (lpfc_is_link_up(phba)) { | |
76a95d75 | 4257 | if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) { |
2e0fef85 | 4258 | if (vport->fc_flag & FC_PUBLIC_LOOP) |
dea3101e | 4259 | fc_host_port_type(shost) = FC_PORTTYPE_NLPORT; |
4260 | else | |
4261 | fc_host_port_type(shost) = FC_PORTTYPE_LPORT; | |
4262 | } else { | |
2e0fef85 | 4263 | if (vport->fc_flag & FC_FABRIC) |
dea3101e | 4264 | fc_host_port_type(shost) = FC_PORTTYPE_NPORT; |
4265 | else | |
4266 | fc_host_port_type(shost) = FC_PORTTYPE_PTP; | |
4267 | } | |
4268 | } else | |
4269 | fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN; | |
4270 | ||
4271 | spin_unlock_irq(shost->host_lock); | |
4272 | } | |
4273 | ||
e59058c4 | 4274 | /** |
3621a710 | 4275 | * lpfc_get_host_port_state - Set the value of the scsi host port state |
e59058c4 JS |
4276 | * @shost: kernel scsi host pointer. |
4277 | **/ | |
dea3101e | 4278 | static void |
4279 | lpfc_get_host_port_state(struct Scsi_Host *shost) | |
4280 | { | |
2e0fef85 JS |
4281 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
4282 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 4283 | |
4284 | spin_lock_irq(shost->host_lock); | |
4285 | ||
2e0fef85 | 4286 | if (vport->fc_flag & FC_OFFLINE_MODE) |
dea3101e | 4287 | fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; |
4288 | else { | |
2e0fef85 JS |
4289 | switch (phba->link_state) { |
4290 | case LPFC_LINK_UNKNOWN: | |
dea3101e | 4291 | case LPFC_LINK_DOWN: |
4292 | fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; | |
4293 | break; | |
4294 | case LPFC_LINK_UP: | |
dea3101e | 4295 | case LPFC_CLEAR_LA: |
4296 | case LPFC_HBA_READY: | |
026abb87 JS |
4297 | /* Links up, reports port state accordingly */ |
4298 | if (vport->port_state < LPFC_VPORT_READY) | |
4299 | fc_host_port_state(shost) = | |
4300 | FC_PORTSTATE_BYPASSED; | |
4301 | else | |
4302 | fc_host_port_state(shost) = | |
4303 | FC_PORTSTATE_ONLINE; | |
dea3101e | 4304 | break; |
4305 | case LPFC_HBA_ERROR: | |
4306 | fc_host_port_state(shost) = FC_PORTSTATE_ERROR; | |
4307 | break; | |
4308 | default: | |
4309 | fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; | |
4310 | break; | |
4311 | } | |
4312 | } | |
4313 | ||
4314 | spin_unlock_irq(shost->host_lock); | |
4315 | } | |
4316 | ||
e59058c4 | 4317 | /** |
3621a710 | 4318 | * lpfc_get_host_speed - Set the value of the scsi host speed |
e59058c4 JS |
4319 | * @shost: kernel scsi host pointer. |
4320 | **/ | |
dea3101e | 4321 | static void |
4322 | lpfc_get_host_speed(struct Scsi_Host *shost) | |
4323 | { | |
2e0fef85 JS |
4324 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
4325 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 4326 | |
4327 | spin_lock_irq(shost->host_lock); | |
4328 | ||
2e0fef85 | 4329 | if (lpfc_is_link_up(phba)) { |
dea3101e | 4330 | switch(phba->fc_linkspeed) { |
76a95d75 JS |
4331 | case LPFC_LINK_SPEED_1GHZ: |
4332 | fc_host_speed(shost) = FC_PORTSPEED_1GBIT; | |
dea3101e | 4333 | break; |
76a95d75 JS |
4334 | case LPFC_LINK_SPEED_2GHZ: |
4335 | fc_host_speed(shost) = FC_PORTSPEED_2GBIT; | |
dea3101e | 4336 | break; |
76a95d75 JS |
4337 | case LPFC_LINK_SPEED_4GHZ: |
4338 | fc_host_speed(shost) = FC_PORTSPEED_4GBIT; | |
dea3101e | 4339 | break; |
76a95d75 JS |
4340 | case LPFC_LINK_SPEED_8GHZ: |
4341 | fc_host_speed(shost) = FC_PORTSPEED_8GBIT; | |
b87eab38 | 4342 | break; |
76a95d75 JS |
4343 | case LPFC_LINK_SPEED_10GHZ: |
4344 | fc_host_speed(shost) = FC_PORTSPEED_10GBIT; | |
f4b4c68f | 4345 | break; |
76a95d75 JS |
4346 | case LPFC_LINK_SPEED_16GHZ: |
4347 | fc_host_speed(shost) = FC_PORTSPEED_16GBIT; | |
4348 | break; | |
4349 | default: | |
4350 | fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN; | |
dea3101e | 4351 | break; |
4352 | } | |
09372820 JS |
4353 | } else |
4354 | fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN; | |
dea3101e | 4355 | |
4356 | spin_unlock_irq(shost->host_lock); | |
4357 | } | |
4358 | ||
e59058c4 | 4359 | /** |
3621a710 | 4360 | * lpfc_get_host_fabric_name - Set the value of the scsi host fabric name |
e59058c4 JS |
4361 | * @shost: kernel scsi host pointer. |
4362 | **/ | |
dea3101e | 4363 | static void |
4364 | lpfc_get_host_fabric_name (struct Scsi_Host *shost) | |
4365 | { | |
2e0fef85 JS |
4366 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
4367 | struct lpfc_hba *phba = vport->phba; | |
f631b4be | 4368 | u64 node_name; |
dea3101e | 4369 | |
4370 | spin_lock_irq(shost->host_lock); | |
4371 | ||
73d91e50 JS |
4372 | if ((vport->port_state > LPFC_FLOGI) && |
4373 | ((vport->fc_flag & FC_FABRIC) || | |
4374 | ((phba->fc_topology == LPFC_TOPOLOGY_LOOP) && | |
4375 | (vport->fc_flag & FC_PUBLIC_LOOP)))) | |
68ce1eb5 | 4376 | node_name = wwn_to_u64(phba->fc_fabparam.nodeName.u.wwn); |
dea3101e | 4377 | else |
4378 | /* fabric is local port if there is no F/FL_Port */ | |
09372820 | 4379 | node_name = 0; |
dea3101e | 4380 | |
4381 | spin_unlock_irq(shost->host_lock); | |
4382 | ||
f631b4be | 4383 | fc_host_fabric_name(shost) = node_name; |
dea3101e | 4384 | } |
4385 | ||
e59058c4 | 4386 | /** |
3621a710 | 4387 | * lpfc_get_stats - Return statistical information about the adapter |
e59058c4 JS |
4388 | * @shost: kernel scsi host pointer. |
4389 | * | |
4390 | * Notes: | |
4391 | * NULL on error for link down, no mbox pool, sli2 active, | |
4392 | * management not allowed, memory allocation error, or mbox error. | |
4393 | * | |
4394 | * Returns: | |
4395 | * NULL for error | |
4396 | * address of the adapter host statistics | |
4397 | **/ | |
dea3101e | 4398 | static struct fc_host_statistics * |
4399 | lpfc_get_stats(struct Scsi_Host *shost) | |
4400 | { | |
2e0fef85 JS |
4401 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
4402 | struct lpfc_hba *phba = vport->phba; | |
4403 | struct lpfc_sli *psli = &phba->sli; | |
f888ba3c | 4404 | struct fc_host_statistics *hs = &phba->link_stats; |
64ba8818 | 4405 | struct lpfc_lnk_stat * lso = &psli->lnk_stat_offsets; |
dea3101e | 4406 | LPFC_MBOXQ_t *pmboxq; |
4407 | MAILBOX_t *pmb; | |
64ba8818 | 4408 | unsigned long seconds; |
433c3579 | 4409 | int rc = 0; |
dea3101e | 4410 | |
92d7f7b0 JS |
4411 | /* |
4412 | * prevent udev from issuing mailbox commands until the port is | |
4413 | * configured. | |
4414 | */ | |
2e0fef85 JS |
4415 | if (phba->link_state < LPFC_LINK_DOWN || |
4416 | !phba->mbox_mem_pool || | |
f4b4c68f | 4417 | (phba->sli.sli_flag & LPFC_SLI_ACTIVE) == 0) |
92d7f7b0 | 4418 | return NULL; |
2e0fef85 JS |
4419 | |
4420 | if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) | |
46fa311e JS |
4421 | return NULL; |
4422 | ||
dea3101e | 4423 | pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
4424 | if (!pmboxq) | |
4425 | return NULL; | |
4426 | memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t)); | |
4427 | ||
04c68496 | 4428 | pmb = &pmboxq->u.mb; |
dea3101e | 4429 | pmb->mbxCommand = MBX_READ_STATUS; |
4430 | pmb->mbxOwner = OWN_HOST; | |
4431 | pmboxq->context1 = NULL; | |
92d7f7b0 | 4432 | pmboxq->vport = vport; |
dea3101e | 4433 | |
75baf696 | 4434 | if (vport->fc_flag & FC_OFFLINE_MODE) |
dea3101e | 4435 | rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); |
433c3579 | 4436 | else |
dea3101e | 4437 | rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); |
4438 | ||
4439 | if (rc != MBX_SUCCESS) { | |
858c9f6c | 4440 | if (rc != MBX_TIMEOUT) |
433c3579 | 4441 | mempool_free(pmboxq, phba->mbox_mem_pool); |
dea3101e | 4442 | return NULL; |
4443 | } | |
4444 | ||
f888ba3c JSEC |
4445 | memset(hs, 0, sizeof (struct fc_host_statistics)); |
4446 | ||
dea3101e | 4447 | hs->tx_frames = pmb->un.varRdStatus.xmitFrameCnt; |
73d91e50 JS |
4448 | /* |
4449 | * The MBX_READ_STATUS returns tx_k_bytes which has to | |
4450 | * converted to words | |
4451 | */ | |
4452 | hs->tx_words = (uint64_t) | |
4453 | ((uint64_t)pmb->un.varRdStatus.xmitByteCnt | |
4454 | * (uint64_t)256); | |
dea3101e | 4455 | hs->rx_frames = pmb->un.varRdStatus.rcvFrameCnt; |
73d91e50 JS |
4456 | hs->rx_words = (uint64_t) |
4457 | ((uint64_t)pmb->un.varRdStatus.rcvByteCnt | |
4458 | * (uint64_t)256); | |
dea3101e | 4459 | |
433c3579 | 4460 | memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t)); |
dea3101e | 4461 | pmb->mbxCommand = MBX_READ_LNK_STAT; |
4462 | pmb->mbxOwner = OWN_HOST; | |
4463 | pmboxq->context1 = NULL; | |
92d7f7b0 | 4464 | pmboxq->vport = vport; |
dea3101e | 4465 | |
75baf696 | 4466 | if (vport->fc_flag & FC_OFFLINE_MODE) |
dea3101e | 4467 | rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); |
433c3579 | 4468 | else |
dea3101e | 4469 | rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); |
4470 | ||
4471 | if (rc != MBX_SUCCESS) { | |
858c9f6c | 4472 | if (rc != MBX_TIMEOUT) |
92d7f7b0 | 4473 | mempool_free(pmboxq, phba->mbox_mem_pool); |
dea3101e | 4474 | return NULL; |
4475 | } | |
4476 | ||
4477 | hs->link_failure_count = pmb->un.varRdLnk.linkFailureCnt; | |
4478 | hs->loss_of_sync_count = pmb->un.varRdLnk.lossSyncCnt; | |
4479 | hs->loss_of_signal_count = pmb->un.varRdLnk.lossSignalCnt; | |
4480 | hs->prim_seq_protocol_err_count = pmb->un.varRdLnk.primSeqErrCnt; | |
4481 | hs->invalid_tx_word_count = pmb->un.varRdLnk.invalidXmitWord; | |
4482 | hs->invalid_crc_count = pmb->un.varRdLnk.crcCnt; | |
4483 | hs->error_frames = pmb->un.varRdLnk.crcCnt; | |
4484 | ||
64ba8818 JS |
4485 | hs->link_failure_count -= lso->link_failure_count; |
4486 | hs->loss_of_sync_count -= lso->loss_of_sync_count; | |
4487 | hs->loss_of_signal_count -= lso->loss_of_signal_count; | |
4488 | hs->prim_seq_protocol_err_count -= lso->prim_seq_protocol_err_count; | |
4489 | hs->invalid_tx_word_count -= lso->invalid_tx_word_count; | |
4490 | hs->invalid_crc_count -= lso->invalid_crc_count; | |
4491 | hs->error_frames -= lso->error_frames; | |
4492 | ||
76a95d75 | 4493 | if (phba->hba_flag & HBA_FCOE_MODE) { |
4d9ab994 JS |
4494 | hs->lip_count = -1; |
4495 | hs->nos_count = (phba->link_events >> 1); | |
4496 | hs->nos_count -= lso->link_events; | |
76a95d75 | 4497 | } else if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) { |
dea3101e | 4498 | hs->lip_count = (phba->fc_eventTag >> 1); |
64ba8818 | 4499 | hs->lip_count -= lso->link_events; |
dea3101e | 4500 | hs->nos_count = -1; |
4501 | } else { | |
4502 | hs->lip_count = -1; | |
4503 | hs->nos_count = (phba->fc_eventTag >> 1); | |
64ba8818 | 4504 | hs->nos_count -= lso->link_events; |
dea3101e | 4505 | } |
4506 | ||
4507 | hs->dumped_frames = -1; | |
4508 | ||
64ba8818 JS |
4509 | seconds = get_seconds(); |
4510 | if (seconds < psli->stats_start) | |
4511 | hs->seconds_since_last_reset = seconds + | |
4512 | ((unsigned long)-1 - psli->stats_start); | |
4513 | else | |
4514 | hs->seconds_since_last_reset = seconds - psli->stats_start; | |
dea3101e | 4515 | |
1dcb58e5 JS |
4516 | mempool_free(pmboxq, phba->mbox_mem_pool); |
4517 | ||
dea3101e | 4518 | return hs; |
4519 | } | |
4520 | ||
e59058c4 | 4521 | /** |
3621a710 | 4522 | * lpfc_reset_stats - Copy the adapter link stats information |
e59058c4 JS |
4523 | * @shost: kernel scsi host pointer. |
4524 | **/ | |
64ba8818 JS |
4525 | static void |
4526 | lpfc_reset_stats(struct Scsi_Host *shost) | |
4527 | { | |
2e0fef85 JS |
4528 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; |
4529 | struct lpfc_hba *phba = vport->phba; | |
4530 | struct lpfc_sli *psli = &phba->sli; | |
4531 | struct lpfc_lnk_stat *lso = &psli->lnk_stat_offsets; | |
64ba8818 JS |
4532 | LPFC_MBOXQ_t *pmboxq; |
4533 | MAILBOX_t *pmb; | |
4534 | int rc = 0; | |
4535 | ||
2e0fef85 | 4536 | if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) |
46fa311e JS |
4537 | return; |
4538 | ||
64ba8818 JS |
4539 | pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
4540 | if (!pmboxq) | |
4541 | return; | |
4542 | memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t)); | |
4543 | ||
04c68496 | 4544 | pmb = &pmboxq->u.mb; |
64ba8818 JS |
4545 | pmb->mbxCommand = MBX_READ_STATUS; |
4546 | pmb->mbxOwner = OWN_HOST; | |
4547 | pmb->un.varWords[0] = 0x1; /* reset request */ | |
4548 | pmboxq->context1 = NULL; | |
92d7f7b0 | 4549 | pmboxq->vport = vport; |
64ba8818 | 4550 | |
2e0fef85 | 4551 | if ((vport->fc_flag & FC_OFFLINE_MODE) || |
f4b4c68f | 4552 | (!(psli->sli_flag & LPFC_SLI_ACTIVE))) |
64ba8818 JS |
4553 | rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); |
4554 | else | |
4555 | rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); | |
4556 | ||
4557 | if (rc != MBX_SUCCESS) { | |
858c9f6c | 4558 | if (rc != MBX_TIMEOUT) |
64ba8818 JS |
4559 | mempool_free(pmboxq, phba->mbox_mem_pool); |
4560 | return; | |
4561 | } | |
4562 | ||
4563 | memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t)); | |
4564 | pmb->mbxCommand = MBX_READ_LNK_STAT; | |
4565 | pmb->mbxOwner = OWN_HOST; | |
4566 | pmboxq->context1 = NULL; | |
92d7f7b0 | 4567 | pmboxq->vport = vport; |
64ba8818 | 4568 | |
2e0fef85 | 4569 | if ((vport->fc_flag & FC_OFFLINE_MODE) || |
f4b4c68f | 4570 | (!(psli->sli_flag & LPFC_SLI_ACTIVE))) |
64ba8818 JS |
4571 | rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); |
4572 | else | |
4573 | rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); | |
4574 | ||
4575 | if (rc != MBX_SUCCESS) { | |
858c9f6c | 4576 | if (rc != MBX_TIMEOUT) |
64ba8818 JS |
4577 | mempool_free( pmboxq, phba->mbox_mem_pool); |
4578 | return; | |
4579 | } | |
4580 | ||
4581 | lso->link_failure_count = pmb->un.varRdLnk.linkFailureCnt; | |
4582 | lso->loss_of_sync_count = pmb->un.varRdLnk.lossSyncCnt; | |
4583 | lso->loss_of_signal_count = pmb->un.varRdLnk.lossSignalCnt; | |
4584 | lso->prim_seq_protocol_err_count = pmb->un.varRdLnk.primSeqErrCnt; | |
4585 | lso->invalid_tx_word_count = pmb->un.varRdLnk.invalidXmitWord; | |
4586 | lso->invalid_crc_count = pmb->un.varRdLnk.crcCnt; | |
4587 | lso->error_frames = pmb->un.varRdLnk.crcCnt; | |
76a95d75 | 4588 | if (phba->hba_flag & HBA_FCOE_MODE) |
4d9ab994 JS |
4589 | lso->link_events = (phba->link_events >> 1); |
4590 | else | |
4591 | lso->link_events = (phba->fc_eventTag >> 1); | |
64ba8818 JS |
4592 | |
4593 | psli->stats_start = get_seconds(); | |
4594 | ||
1dcb58e5 JS |
4595 | mempool_free(pmboxq, phba->mbox_mem_pool); |
4596 | ||
64ba8818 JS |
4597 | return; |
4598 | } | |
dea3101e | 4599 | |
4600 | /* | |
4601 | * The LPFC driver treats linkdown handling as target loss events so there | |
4602 | * are no sysfs handlers for link_down_tmo. | |
4603 | */ | |
685f0bf7 | 4604 | |
e59058c4 | 4605 | /** |
3621a710 | 4606 | * lpfc_get_node_by_target - Return the nodelist for a target |
e59058c4 JS |
4607 | * @starget: kernel scsi target pointer. |
4608 | * | |
4609 | * Returns: | |
4610 | * address of the node list if found | |
4611 | * NULL target not found | |
4612 | **/ | |
685f0bf7 JS |
4613 | static struct lpfc_nodelist * |
4614 | lpfc_get_node_by_target(struct scsi_target *starget) | |
dea3101e | 4615 | { |
2e0fef85 JS |
4616 | struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); |
4617 | struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; | |
685f0bf7 | 4618 | struct lpfc_nodelist *ndlp; |
dea3101e | 4619 | |
4620 | spin_lock_irq(shost->host_lock); | |
685f0bf7 | 4621 | /* Search for this, mapped, target ID */ |
2e0fef85 | 4622 | list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { |
e47c9093 JS |
4623 | if (NLP_CHK_NODE_ACT(ndlp) && |
4624 | ndlp->nlp_state == NLP_STE_MAPPED_NODE && | |
685f0bf7 JS |
4625 | starget->id == ndlp->nlp_sid) { |
4626 | spin_unlock_irq(shost->host_lock); | |
4627 | return ndlp; | |
dea3101e | 4628 | } |
4629 | } | |
4630 | spin_unlock_irq(shost->host_lock); | |
685f0bf7 JS |
4631 | return NULL; |
4632 | } | |
dea3101e | 4633 | |
e59058c4 | 4634 | /** |
3621a710 | 4635 | * lpfc_get_starget_port_id - Set the target port id to the ndlp DID or -1 |
e59058c4 JS |
4636 | * @starget: kernel scsi target pointer. |
4637 | **/ | |
685f0bf7 JS |
4638 | static void |
4639 | lpfc_get_starget_port_id(struct scsi_target *starget) | |
4640 | { | |
4641 | struct lpfc_nodelist *ndlp = lpfc_get_node_by_target(starget); | |
4642 | ||
4643 | fc_starget_port_id(starget) = ndlp ? ndlp->nlp_DID : -1; | |
dea3101e | 4644 | } |
4645 | ||
e59058c4 | 4646 | /** |
3621a710 | 4647 | * lpfc_get_starget_node_name - Set the target node name |
e59058c4 JS |
4648 | * @starget: kernel scsi target pointer. |
4649 | * | |
4650 | * Description: Set the target node name to the ndlp node name wwn or zero. | |
4651 | **/ | |
dea3101e | 4652 | static void |
4653 | lpfc_get_starget_node_name(struct scsi_target *starget) | |
4654 | { | |
685f0bf7 | 4655 | struct lpfc_nodelist *ndlp = lpfc_get_node_by_target(starget); |
dea3101e | 4656 | |
685f0bf7 JS |
4657 | fc_starget_node_name(starget) = |
4658 | ndlp ? wwn_to_u64(ndlp->nlp_nodename.u.wwn) : 0; | |
dea3101e | 4659 | } |
4660 | ||
e59058c4 | 4661 | /** |
3621a710 | 4662 | * lpfc_get_starget_port_name - Set the target port name |
e59058c4 JS |
4663 | * @starget: kernel scsi target pointer. |
4664 | * | |
4665 | * Description: set the target port name to the ndlp port name wwn or zero. | |
4666 | **/ | |
dea3101e | 4667 | static void |
4668 | lpfc_get_starget_port_name(struct scsi_target *starget) | |
4669 | { | |
685f0bf7 | 4670 | struct lpfc_nodelist *ndlp = lpfc_get_node_by_target(starget); |
dea3101e | 4671 | |
685f0bf7 JS |
4672 | fc_starget_port_name(starget) = |
4673 | ndlp ? wwn_to_u64(ndlp->nlp_portname.u.wwn) : 0; | |
dea3101e | 4674 | } |
4675 | ||
e59058c4 | 4676 | /** |
3621a710 | 4677 | * lpfc_set_rport_loss_tmo - Set the rport dev loss tmo |
e59058c4 JS |
4678 | * @rport: fc rport address. |
4679 | * @timeout: new value for dev loss tmo. | |
4680 | * | |
4681 | * Description: | |
4682 | * If timeout is non zero set the dev_loss_tmo to timeout, else set | |
4683 | * dev_loss_tmo to one. | |
4684 | **/ | |
dea3101e | 4685 | static void |
4686 | lpfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) | |
4687 | { | |
dea3101e | 4688 | if (timeout) |
c01f3208 | 4689 | rport->dev_loss_tmo = timeout; |
dea3101e | 4690 | else |
c01f3208 | 4691 | rport->dev_loss_tmo = 1; |
dea3101e | 4692 | } |
4693 | ||
e59058c4 | 4694 | /** |
3621a710 | 4695 | * lpfc_rport_show_function - Return rport target information |
e59058c4 JS |
4696 | * |
4697 | * Description: | |
4698 | * Macro that uses field to generate a function with the name lpfc_show_rport_ | |
4699 | * | |
4700 | * lpfc_show_rport_##field: returns the bytes formatted in buf | |
4701 | * @cdev: class converted to an fc_rport. | |
4702 | * @buf: on return contains the target_field or zero. | |
4703 | * | |
4704 | * Returns: size of formatted string. | |
4705 | **/ | |
dea3101e | 4706 | #define lpfc_rport_show_function(field, format_string, sz, cast) \ |
4707 | static ssize_t \ | |
ee959b00 TJ |
4708 | lpfc_show_rport_##field (struct device *dev, \ |
4709 | struct device_attribute *attr, \ | |
4710 | char *buf) \ | |
dea3101e | 4711 | { \ |
ee959b00 | 4712 | struct fc_rport *rport = transport_class_to_rport(dev); \ |
dea3101e | 4713 | struct lpfc_rport_data *rdata = rport->hostdata; \ |
4714 | return snprintf(buf, sz, format_string, \ | |
4715 | (rdata->target) ? cast rdata->target->field : 0); \ | |
4716 | } | |
4717 | ||
4718 | #define lpfc_rport_rd_attr(field, format_string, sz) \ | |
4719 | lpfc_rport_show_function(field, format_string, sz, ) \ | |
4720 | static FC_RPORT_ATTR(field, S_IRUGO, lpfc_show_rport_##field, NULL) | |
4721 | ||
eada272d | 4722 | /** |
3621a710 | 4723 | * lpfc_set_vport_symbolic_name - Set the vport's symbolic name |
eada272d JS |
4724 | * @fc_vport: The fc_vport who's symbolic name has been changed. |
4725 | * | |
4726 | * Description: | |
4727 | * This function is called by the transport after the @fc_vport's symbolic name | |
4728 | * has been changed. This function re-registers the symbolic name with the | |
25985edc | 4729 | * switch to propagate the change into the fabric if the vport is active. |
eada272d JS |
4730 | **/ |
4731 | static void | |
4732 | lpfc_set_vport_symbolic_name(struct fc_vport *fc_vport) | |
4733 | { | |
4734 | struct lpfc_vport *vport = *(struct lpfc_vport **)fc_vport->dd_data; | |
4735 | ||
4736 | if (vport->port_state == LPFC_VPORT_READY) | |
4737 | lpfc_ns_cmd(vport, SLI_CTNS_RSPN_ID, 0, 0); | |
4738 | } | |
dea3101e | 4739 | |
f4b4c68f JS |
4740 | /** |
4741 | * lpfc_hba_log_verbose_init - Set hba's log verbose level | |
4742 | * @phba: Pointer to lpfc_hba struct. | |
4743 | * | |
4744 | * This function is called by the lpfc_get_cfgparam() routine to set the | |
4745 | * module lpfc_log_verbose into the @phba cfg_log_verbose for use with | |
70f23fd6 | 4746 | * log message according to the module's lpfc_log_verbose parameter setting |
f4b4c68f JS |
4747 | * before hba port or vport created. |
4748 | **/ | |
4749 | static void | |
4750 | lpfc_hba_log_verbose_init(struct lpfc_hba *phba, uint32_t verbose) | |
4751 | { | |
4752 | phba->cfg_log_verbose = verbose; | |
4753 | } | |
4754 | ||
dea3101e | 4755 | struct fc_function_template lpfc_transport_functions = { |
4756 | /* fixed attributes the driver supports */ | |
4757 | .show_host_node_name = 1, | |
4758 | .show_host_port_name = 1, | |
4759 | .show_host_supported_classes = 1, | |
4760 | .show_host_supported_fc4s = 1, | |
dea3101e | 4761 | .show_host_supported_speeds = 1, |
4762 | .show_host_maxframe_size = 1, | |
eada272d | 4763 | .show_host_symbolic_name = 1, |
dea3101e | 4764 | |
4765 | /* dynamic attributes the driver supports */ | |
4766 | .get_host_port_id = lpfc_get_host_port_id, | |
4767 | .show_host_port_id = 1, | |
4768 | ||
4769 | .get_host_port_type = lpfc_get_host_port_type, | |
4770 | .show_host_port_type = 1, | |
4771 | ||
4772 | .get_host_port_state = lpfc_get_host_port_state, | |
4773 | .show_host_port_state = 1, | |
4774 | ||
4775 | /* active_fc4s is shown but doesn't change (thus no get function) */ | |
4776 | .show_host_active_fc4s = 1, | |
4777 | ||
4778 | .get_host_speed = lpfc_get_host_speed, | |
4779 | .show_host_speed = 1, | |
4780 | ||
4781 | .get_host_fabric_name = lpfc_get_host_fabric_name, | |
4782 | .show_host_fabric_name = 1, | |
4783 | ||
4784 | /* | |
4785 | * The LPFC driver treats linkdown handling as target loss events | |
4786 | * so there are no sysfs handlers for link_down_tmo. | |
4787 | */ | |
4788 | ||
4789 | .get_fc_host_stats = lpfc_get_stats, | |
64ba8818 | 4790 | .reset_fc_host_stats = lpfc_reset_stats, |
dea3101e | 4791 | |
4792 | .dd_fcrport_size = sizeof(struct lpfc_rport_data), | |
4793 | .show_rport_maxframe_size = 1, | |
4794 | .show_rport_supported_classes = 1, | |
4795 | ||
dea3101e | 4796 | .set_rport_dev_loss_tmo = lpfc_set_rport_loss_tmo, |
4797 | .show_rport_dev_loss_tmo = 1, | |
4798 | ||
4799 | .get_starget_port_id = lpfc_get_starget_port_id, | |
4800 | .show_starget_port_id = 1, | |
4801 | ||
4802 | .get_starget_node_name = lpfc_get_starget_node_name, | |
4803 | .show_starget_node_name = 1, | |
4804 | ||
4805 | .get_starget_port_name = lpfc_get_starget_port_name, | |
4806 | .show_starget_port_name = 1, | |
91ca7b01 AV |
4807 | |
4808 | .issue_fc_host_lip = lpfc_issue_lip, | |
c01f3208 JS |
4809 | .dev_loss_tmo_callbk = lpfc_dev_loss_tmo_callbk, |
4810 | .terminate_rport_io = lpfc_terminate_rport_io, | |
92d7f7b0 | 4811 | |
92d7f7b0 | 4812 | .dd_fcvport_size = sizeof(struct lpfc_vport *), |
eada272d JS |
4813 | |
4814 | .vport_disable = lpfc_vport_disable, | |
4815 | ||
4816 | .set_vport_symbolic_name = lpfc_set_vport_symbolic_name, | |
f1c3b0fc JS |
4817 | |
4818 | .bsg_request = lpfc_bsg_request, | |
4819 | .bsg_timeout = lpfc_bsg_timeout, | |
92d7f7b0 JS |
4820 | }; |
4821 | ||
98c9ea5c JS |
4822 | struct fc_function_template lpfc_vport_transport_functions = { |
4823 | /* fixed attributes the driver supports */ | |
4824 | .show_host_node_name = 1, | |
4825 | .show_host_port_name = 1, | |
4826 | .show_host_supported_classes = 1, | |
4827 | .show_host_supported_fc4s = 1, | |
4828 | .show_host_supported_speeds = 1, | |
4829 | .show_host_maxframe_size = 1, | |
eada272d | 4830 | .show_host_symbolic_name = 1, |
98c9ea5c JS |
4831 | |
4832 | /* dynamic attributes the driver supports */ | |
4833 | .get_host_port_id = lpfc_get_host_port_id, | |
4834 | .show_host_port_id = 1, | |
4835 | ||
4836 | .get_host_port_type = lpfc_get_host_port_type, | |
4837 | .show_host_port_type = 1, | |
4838 | ||
4839 | .get_host_port_state = lpfc_get_host_port_state, | |
4840 | .show_host_port_state = 1, | |
4841 | ||
4842 | /* active_fc4s is shown but doesn't change (thus no get function) */ | |
4843 | .show_host_active_fc4s = 1, | |
4844 | ||
4845 | .get_host_speed = lpfc_get_host_speed, | |
4846 | .show_host_speed = 1, | |
4847 | ||
4848 | .get_host_fabric_name = lpfc_get_host_fabric_name, | |
4849 | .show_host_fabric_name = 1, | |
4850 | ||
4851 | /* | |
4852 | * The LPFC driver treats linkdown handling as target loss events | |
4853 | * so there are no sysfs handlers for link_down_tmo. | |
4854 | */ | |
4855 | ||
4856 | .get_fc_host_stats = lpfc_get_stats, | |
4857 | .reset_fc_host_stats = lpfc_reset_stats, | |
4858 | ||
4859 | .dd_fcrport_size = sizeof(struct lpfc_rport_data), | |
4860 | .show_rport_maxframe_size = 1, | |
4861 | .show_rport_supported_classes = 1, | |
4862 | ||
4863 | .set_rport_dev_loss_tmo = lpfc_set_rport_loss_tmo, | |
4864 | .show_rport_dev_loss_tmo = 1, | |
4865 | ||
4866 | .get_starget_port_id = lpfc_get_starget_port_id, | |
4867 | .show_starget_port_id = 1, | |
4868 | ||
4869 | .get_starget_node_name = lpfc_get_starget_node_name, | |
4870 | .show_starget_node_name = 1, | |
4871 | ||
4872 | .get_starget_port_name = lpfc_get_starget_port_name, | |
4873 | .show_starget_port_name = 1, | |
4874 | ||
4875 | .dev_loss_tmo_callbk = lpfc_dev_loss_tmo_callbk, | |
4876 | .terminate_rport_io = lpfc_terminate_rport_io, | |
4877 | ||
4878 | .vport_disable = lpfc_vport_disable, | |
eada272d JS |
4879 | |
4880 | .set_vport_symbolic_name = lpfc_set_vport_symbolic_name, | |
98c9ea5c JS |
4881 | }; |
4882 | ||
e59058c4 | 4883 | /** |
3621a710 | 4884 | * lpfc_get_cfgparam - Used during probe_one to init the adapter structure |
e59058c4 JS |
4885 | * @phba: lpfc_hba pointer. |
4886 | **/ | |
dea3101e | 4887 | void |
4888 | lpfc_get_cfgparam(struct lpfc_hba *phba) | |
4889 | { | |
7bcbb752 JSEC |
4890 | lpfc_cr_delay_init(phba, lpfc_cr_delay); |
4891 | lpfc_cr_count_init(phba, lpfc_cr_count); | |
cf5bf97e | 4892 | lpfc_multi_ring_support_init(phba, lpfc_multi_ring_support); |
a4bc3379 JS |
4893 | lpfc_multi_ring_rctl_init(phba, lpfc_multi_ring_rctl); |
4894 | lpfc_multi_ring_type_init(phba, lpfc_multi_ring_type); | |
7bcbb752 JSEC |
4895 | lpfc_ack0_init(phba, lpfc_ack0); |
4896 | lpfc_topology_init(phba, lpfc_topology); | |
7bcbb752 | 4897 | lpfc_link_speed_init(phba, lpfc_link_speed); |
875fbdfe | 4898 | lpfc_poll_tmo_init(phba, lpfc_poll_tmo); |
78b2d852 | 4899 | lpfc_enable_npiv_init(phba, lpfc_enable_npiv); |
7d791df7 | 4900 | lpfc_fcf_failover_policy_init(phba, lpfc_fcf_failover_policy); |
19ca7609 | 4901 | lpfc_enable_rrq_init(phba, lpfc_enable_rrq); |
4ff43246 | 4902 | lpfc_use_msi_init(phba, lpfc_use_msi); |
da0436e9 JS |
4903 | lpfc_fcp_imax_init(phba, lpfc_fcp_imax); |
4904 | lpfc_fcp_wq_count_init(phba, lpfc_fcp_wq_count); | |
4905 | lpfc_fcp_eq_count_init(phba, lpfc_fcp_eq_count); | |
13815c83 JS |
4906 | lpfc_enable_hba_reset_init(phba, lpfc_enable_hba_reset); |
4907 | lpfc_enable_hba_heartbeat_init(phba, lpfc_enable_hba_heartbeat); | |
81301a9b | 4908 | lpfc_enable_bg_init(phba, lpfc_enable_bg); |
45ed1190 JS |
4909 | if (phba->sli_rev == LPFC_SLI_REV4) |
4910 | phba->cfg_poll = 0; | |
4911 | else | |
875fbdfe | 4912 | phba->cfg_poll = lpfc_poll; |
a12e07bc | 4913 | phba->cfg_soft_wwnn = 0L; |
c3f28afa | 4914 | phba->cfg_soft_wwpn = 0L; |
83108bd3 | 4915 | lpfc_sg_seg_cnt_init(phba, lpfc_sg_seg_cnt); |
81301a9b | 4916 | lpfc_prot_sg_seg_cnt_init(phba, lpfc_prot_sg_seg_cnt); |
7054a606 | 4917 | lpfc_hba_queue_depth_init(phba, lpfc_hba_queue_depth); |
6fb120a7 | 4918 | lpfc_hba_log_verbose_init(phba, lpfc_log_verbose); |
0d878419 | 4919 | lpfc_aer_support_init(phba, lpfc_aer_support); |
912e3acd | 4920 | lpfc_sriov_nr_virtfn_init(phba, lpfc_sriov_nr_virtfn); |
84d1b006 | 4921 | lpfc_suppress_link_up_init(phba, lpfc_suppress_link_up); |
2a9bf3d0 | 4922 | lpfc_iocb_cnt_init(phba, lpfc_iocb_cnt); |
ab56dc2e | 4923 | phba->cfg_enable_dss = 1; |
3de2a653 JS |
4924 | return; |
4925 | } | |
b28485ac | 4926 | |
e59058c4 | 4927 | /** |
3621a710 | 4928 | * lpfc_get_vport_cfgparam - Used during port create, init the vport structure |
e59058c4 JS |
4929 | * @vport: lpfc_vport pointer. |
4930 | **/ | |
3de2a653 JS |
4931 | void |
4932 | lpfc_get_vport_cfgparam(struct lpfc_vport *vport) | |
4933 | { | |
e8b62011 | 4934 | lpfc_log_verbose_init(vport, lpfc_log_verbose); |
3de2a653 | 4935 | lpfc_lun_queue_depth_init(vport, lpfc_lun_queue_depth); |
7dc517df | 4936 | lpfc_tgt_queue_depth_init(vport, lpfc_tgt_queue_depth); |
3de2a653 JS |
4937 | lpfc_devloss_tmo_init(vport, lpfc_devloss_tmo); |
4938 | lpfc_nodev_tmo_init(vport, lpfc_nodev_tmo); | |
4939 | lpfc_peer_port_login_init(vport, lpfc_peer_port_login); | |
4940 | lpfc_restrict_login_init(vport, lpfc_restrict_login); | |
4941 | lpfc_fcp_class_init(vport, lpfc_fcp_class); | |
4942 | lpfc_use_adisc_init(vport, lpfc_use_adisc); | |
977b5a0a | 4943 | lpfc_max_scsicmpl_time_init(vport, lpfc_max_scsicmpl_time); |
3de2a653 JS |
4944 | lpfc_fdmi_on_init(vport, lpfc_fdmi_on); |
4945 | lpfc_discovery_threads_init(vport, lpfc_discovery_threads); | |
4946 | lpfc_max_luns_init(vport, lpfc_max_luns); | |
4947 | lpfc_scan_down_init(vport, lpfc_scan_down); | |
7ee5d43e | 4948 | lpfc_enable_da_id_init(vport, lpfc_enable_da_id); |
dea3101e | 4949 | return; |
4950 | } |