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dea3101e JB |
1 | /******************************************************************* |
2 | * This file is part of the Emulex Linux Device Driver for * | |
c44ce173 | 3 | * Fibre Channel Host Bus Adapters. * |
41415862 | 4 | * Copyright (C) 2004-2006 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 JB |
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 JB |
20 | *******************************************************************/ |
21 | ||
dea3101e JB |
22 | #include <linux/ctype.h> |
23 | #include <linux/pci.h> | |
24 | #include <linux/interrupt.h> | |
25 | ||
91886523 | 26 | #include <scsi/scsi.h> |
dea3101e JB |
27 | #include <scsi/scsi_device.h> |
28 | #include <scsi/scsi_host.h> | |
29 | #include <scsi/scsi_tcq.h> | |
30 | #include <scsi/scsi_transport_fc.h> | |
31 | ||
32 | #include "lpfc_hw.h" | |
33 | #include "lpfc_sli.h" | |
34 | #include "lpfc_disc.h" | |
35 | #include "lpfc_scsi.h" | |
36 | #include "lpfc.h" | |
37 | #include "lpfc_logmsg.h" | |
38 | #include "lpfc_version.h" | |
39 | #include "lpfc_compat.h" | |
40 | #include "lpfc_crtn.h" | |
41 | ||
c01f3208 JS |
42 | #define LPFC_DEF_DEVLOSS_TMO 30 |
43 | #define LPFC_MIN_DEVLOSS_TMO 1 | |
44 | #define LPFC_MAX_DEVLOSS_TMO 255 | |
dea3101e JB |
45 | |
46 | static void | |
47 | lpfc_jedec_to_ascii(int incr, char hdw[]) | |
48 | { | |
49 | int i, j; | |
50 | for (i = 0; i < 8; i++) { | |
51 | j = (incr & 0xf); | |
52 | if (j <= 9) | |
53 | hdw[7 - i] = 0x30 + j; | |
54 | else | |
55 | hdw[7 - i] = 0x61 + j - 10; | |
56 | incr = (incr >> 4); | |
57 | } | |
58 | hdw[8] = 0; | |
59 | return; | |
60 | } | |
61 | ||
62 | static ssize_t | |
63 | lpfc_drvr_version_show(struct class_device *cdev, char *buf) | |
64 | { | |
65 | return snprintf(buf, PAGE_SIZE, LPFC_MODULE_DESC "\n"); | |
66 | } | |
67 | ||
68 | static ssize_t | |
69 | management_version_show(struct class_device *cdev, char *buf) | |
70 | { | |
71 | return snprintf(buf, PAGE_SIZE, DFC_API_VERSION "\n"); | |
72 | } | |
73 | ||
74 | static ssize_t | |
75 | lpfc_info_show(struct class_device *cdev, char *buf) | |
76 | { | |
77 | struct Scsi_Host *host = class_to_shost(cdev); | |
78 | return snprintf(buf, PAGE_SIZE, "%s\n",lpfc_info(host)); | |
79 | } | |
80 | ||
81 | static ssize_t | |
82 | lpfc_serialnum_show(struct class_device *cdev, char *buf) | |
83 | { | |
84 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 85 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
86 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->SerialNumber); |
87 | } | |
88 | ||
89 | static ssize_t | |
90 | lpfc_modeldesc_show(struct class_device *cdev, char *buf) | |
91 | { | |
92 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 93 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
94 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelDesc); |
95 | } | |
96 | ||
97 | static ssize_t | |
98 | lpfc_modelname_show(struct class_device *cdev, char *buf) | |
99 | { | |
100 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 101 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
102 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelName); |
103 | } | |
104 | ||
105 | static ssize_t | |
106 | lpfc_programtype_show(struct class_device *cdev, char *buf) | |
107 | { | |
108 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 109 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
110 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->ProgramType); |
111 | } | |
112 | ||
113 | static ssize_t | |
114 | lpfc_portnum_show(struct class_device *cdev, char *buf) | |
115 | { | |
116 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 117 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
118 | return snprintf(buf, PAGE_SIZE, "%s\n",phba->Port); |
119 | } | |
120 | ||
121 | static ssize_t | |
122 | lpfc_fwrev_show(struct class_device *cdev, char *buf) | |
123 | { | |
124 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 125 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
126 | char fwrev[32]; |
127 | lpfc_decode_firmware_rev(phba, fwrev, 1); | |
128 | return snprintf(buf, PAGE_SIZE, "%s\n",fwrev); | |
129 | } | |
130 | ||
131 | static ssize_t | |
132 | lpfc_hdw_show(struct class_device *cdev, char *buf) | |
133 | { | |
134 | char hdw[9]; | |
135 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 136 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
137 | lpfc_vpd_t *vp = &phba->vpd; |
138 | lpfc_jedec_to_ascii(vp->rev.biuRev, hdw); | |
139 | return snprintf(buf, PAGE_SIZE, "%s\n", hdw); | |
140 | } | |
141 | static ssize_t | |
142 | lpfc_option_rom_version_show(struct class_device *cdev, char *buf) | |
143 | { | |
144 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 145 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
146 | return snprintf(buf, PAGE_SIZE, "%s\n", phba->OptionROMVersion); |
147 | } | |
148 | static ssize_t | |
149 | lpfc_state_show(struct class_device *cdev, char *buf) | |
150 | { | |
151 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 152 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
153 | int len = 0; |
154 | switch (phba->hba_state) { | |
41415862 JW |
155 | case LPFC_STATE_UNKNOWN: |
156 | case LPFC_WARM_START: | |
dea3101e JB |
157 | case LPFC_INIT_START: |
158 | case LPFC_INIT_MBX_CMDS: | |
159 | case LPFC_LINK_DOWN: | |
160 | len += snprintf(buf + len, PAGE_SIZE-len, "Link Down\n"); | |
161 | break; | |
162 | case LPFC_LINK_UP: | |
163 | case LPFC_LOCAL_CFG_LINK: | |
164 | len += snprintf(buf + len, PAGE_SIZE-len, "Link Up\n"); | |
165 | break; | |
166 | case LPFC_FLOGI: | |
167 | case LPFC_FABRIC_CFG_LINK: | |
168 | case LPFC_NS_REG: | |
169 | case LPFC_NS_QRY: | |
170 | case LPFC_BUILD_DISC_LIST: | |
171 | case LPFC_DISC_AUTH: | |
172 | case LPFC_CLEAR_LA: | |
173 | len += snprintf(buf + len, PAGE_SIZE-len, | |
174 | "Link Up - Discovery\n"); | |
175 | break; | |
176 | case LPFC_HBA_READY: | |
177 | len += snprintf(buf + len, PAGE_SIZE-len, | |
178 | "Link Up - Ready:\n"); | |
179 | if (phba->fc_topology == TOPOLOGY_LOOP) { | |
180 | if (phba->fc_flag & FC_PUBLIC_LOOP) | |
181 | len += snprintf(buf + len, PAGE_SIZE-len, | |
182 | " Public Loop\n"); | |
183 | else | |
184 | len += snprintf(buf + len, PAGE_SIZE-len, | |
185 | " Private Loop\n"); | |
186 | } else { | |
187 | if (phba->fc_flag & FC_FABRIC) | |
188 | len += snprintf(buf + len, PAGE_SIZE-len, | |
189 | " Fabric\n"); | |
190 | else | |
191 | len += snprintf(buf + len, PAGE_SIZE-len, | |
192 | " Point-2-Point\n"); | |
193 | } | |
194 | } | |
195 | return len; | |
196 | } | |
197 | ||
198 | static ssize_t | |
199 | lpfc_num_discovered_ports_show(struct class_device *cdev, char *buf) | |
200 | { | |
201 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 202 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
203 | return snprintf(buf, PAGE_SIZE, "%d\n", phba->fc_map_cnt + |
204 | phba->fc_unmap_cnt); | |
205 | } | |
206 | ||
207 | ||
91ca7b01 AV |
208 | static int |
209 | lpfc_issue_lip(struct Scsi_Host *host) | |
dea3101e | 210 | { |
7f0b5b19 | 211 | struct lpfc_hba *phba = (struct lpfc_hba *) host->hostdata; |
dea3101e JB |
212 | LPFC_MBOXQ_t *pmboxq; |
213 | int mbxstatus = MBXERR_ERROR; | |
214 | ||
dea3101e JB |
215 | if ((phba->fc_flag & FC_OFFLINE_MODE) || |
216 | (phba->hba_state != LPFC_HBA_READY)) | |
217 | return -EPERM; | |
218 | ||
219 | pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL); | |
220 | ||
221 | if (!pmboxq) | |
222 | return -ENOMEM; | |
223 | ||
224 | memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t)); | |
4db621e0 JS |
225 | pmboxq->mb.mbxCommand = MBX_DOWN_LINK; |
226 | pmboxq->mb.mbxOwner = OWN_HOST; | |
227 | ||
33ccf8d1 | 228 | mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO * 2); |
dea3101e | 229 | |
4db621e0 JS |
230 | if ((mbxstatus == MBX_SUCCESS) && (pmboxq->mb.mbxStatus == 0)) { |
231 | memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t)); | |
232 | lpfc_init_link(phba, pmboxq, phba->cfg_topology, | |
233 | phba->cfg_link_speed); | |
234 | mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, | |
235 | phba->fc_ratov * 2); | |
236 | } | |
237 | ||
dea3101e JB |
238 | if (mbxstatus == MBX_TIMEOUT) |
239 | pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
240 | else | |
433c3579 | 241 | mempool_free(pmboxq, phba->mbox_mem_pool); |
dea3101e JB |
242 | |
243 | if (mbxstatus == MBXERR_ERROR) | |
244 | return -EIO; | |
245 | ||
91ca7b01 | 246 | return 0; |
dea3101e JB |
247 | } |
248 | ||
40496f07 JS |
249 | static int |
250 | lpfc_selective_reset(struct lpfc_hba *phba) | |
251 | { | |
252 | struct completion online_compl; | |
253 | int status = 0; | |
254 | ||
255 | init_completion(&online_compl); | |
256 | lpfc_workq_post_event(phba, &status, &online_compl, | |
257 | LPFC_EVT_OFFLINE); | |
258 | wait_for_completion(&online_compl); | |
259 | ||
260 | if (status != 0) | |
261 | return -EIO; | |
262 | ||
263 | init_completion(&online_compl); | |
264 | lpfc_workq_post_event(phba, &status, &online_compl, | |
265 | LPFC_EVT_ONLINE); | |
266 | wait_for_completion(&online_compl); | |
267 | ||
268 | if (status != 0) | |
269 | return -EIO; | |
270 | ||
271 | return 0; | |
272 | } | |
273 | ||
274 | static ssize_t | |
275 | lpfc_issue_reset(struct class_device *cdev, const char *buf, size_t count) | |
276 | { | |
277 | struct Scsi_Host *host = class_to_shost(cdev); | |
278 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; | |
279 | int status = -EINVAL; | |
280 | ||
281 | if (strncmp(buf, "selective", sizeof("selective") - 1) == 0) | |
282 | status = lpfc_selective_reset(phba); | |
283 | ||
284 | if (status == 0) | |
285 | return strlen(buf); | |
286 | else | |
287 | return status; | |
288 | } | |
289 | ||
dea3101e JB |
290 | static ssize_t |
291 | lpfc_nport_evt_cnt_show(struct class_device *cdev, char *buf) | |
292 | { | |
293 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 294 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
295 | return snprintf(buf, PAGE_SIZE, "%d\n", phba->nport_event_cnt); |
296 | } | |
297 | ||
41415862 JW |
298 | static ssize_t |
299 | lpfc_board_mode_show(struct class_device *cdev, char *buf) | |
300 | { | |
301 | struct Scsi_Host *host = class_to_shost(cdev); | |
302 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; | |
303 | char * state; | |
304 | ||
305 | if (phba->hba_state == LPFC_HBA_ERROR) | |
306 | state = "error"; | |
307 | else if (phba->hba_state == LPFC_WARM_START) | |
308 | state = "warm start"; | |
309 | else if (phba->hba_state == LPFC_INIT_START) | |
310 | state = "offline"; | |
311 | else | |
312 | state = "online"; | |
313 | ||
314 | return snprintf(buf, PAGE_SIZE, "%s\n", state); | |
315 | } | |
316 | ||
317 | static ssize_t | |
318 | lpfc_board_mode_store(struct class_device *cdev, const char *buf, size_t count) | |
319 | { | |
320 | struct Scsi_Host *host = class_to_shost(cdev); | |
321 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; | |
322 | struct completion online_compl; | |
323 | int status=0; | |
324 | ||
325 | init_completion(&online_compl); | |
326 | ||
327 | if(strncmp(buf, "online", sizeof("online") - 1) == 0) | |
328 | lpfc_workq_post_event(phba, &status, &online_compl, | |
329 | LPFC_EVT_ONLINE); | |
330 | else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0) | |
331 | lpfc_workq_post_event(phba, &status, &online_compl, | |
332 | LPFC_EVT_OFFLINE); | |
333 | else if (strncmp(buf, "warm", sizeof("warm") - 1) == 0) | |
334 | lpfc_workq_post_event(phba, &status, &online_compl, | |
335 | LPFC_EVT_WARM_START); | |
336 | else if (strncmp(buf, "error", sizeof("error") - 1) == 0) | |
337 | lpfc_workq_post_event(phba, &status, &online_compl, | |
338 | LPFC_EVT_KILL); | |
339 | else | |
340 | return -EINVAL; | |
341 | ||
342 | wait_for_completion(&online_compl); | |
343 | ||
344 | if (!status) | |
345 | return strlen(buf); | |
346 | else | |
347 | return -EIO; | |
348 | } | |
349 | ||
875fbdfe JSEC |
350 | static ssize_t |
351 | lpfc_poll_show(struct class_device *cdev, char *buf) | |
352 | { | |
353 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 354 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
875fbdfe JSEC |
355 | |
356 | return snprintf(buf, PAGE_SIZE, "%#x\n", phba->cfg_poll); | |
357 | } | |
358 | ||
359 | static ssize_t | |
360 | lpfc_poll_store(struct class_device *cdev, const char *buf, | |
361 | size_t count) | |
362 | { | |
363 | struct Scsi_Host *host = class_to_shost(cdev); | |
7f0b5b19 | 364 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
875fbdfe JSEC |
365 | uint32_t creg_val; |
366 | uint32_t old_val; | |
367 | int val=0; | |
368 | ||
369 | if (!isdigit(buf[0])) | |
370 | return -EINVAL; | |
371 | ||
372 | if (sscanf(buf, "%i", &val) != 1) | |
373 | return -EINVAL; | |
374 | ||
375 | if ((val & 0x3) != val) | |
376 | return -EINVAL; | |
377 | ||
378 | spin_lock_irq(phba->host->host_lock); | |
379 | ||
380 | old_val = phba->cfg_poll; | |
381 | ||
382 | if (val & ENABLE_FCP_RING_POLLING) { | |
383 | if ((val & DISABLE_FCP_RING_INT) && | |
384 | !(old_val & DISABLE_FCP_RING_INT)) { | |
385 | creg_val = readl(phba->HCregaddr); | |
386 | creg_val &= ~(HC_R0INT_ENA << LPFC_FCP_RING); | |
387 | writel(creg_val, phba->HCregaddr); | |
388 | readl(phba->HCregaddr); /* flush */ | |
389 | ||
390 | lpfc_poll_start_timer(phba); | |
391 | } | |
392 | } else if (val != 0x0) { | |
393 | spin_unlock_irq(phba->host->host_lock); | |
394 | return -EINVAL; | |
395 | } | |
396 | ||
397 | if (!(val & DISABLE_FCP_RING_INT) && | |
398 | (old_val & DISABLE_FCP_RING_INT)) | |
399 | { | |
400 | spin_unlock_irq(phba->host->host_lock); | |
401 | del_timer(&phba->fcp_poll_timer); | |
402 | spin_lock_irq(phba->host->host_lock); | |
403 | creg_val = readl(phba->HCregaddr); | |
404 | creg_val |= (HC_R0INT_ENA << LPFC_FCP_RING); | |
405 | writel(creg_val, phba->HCregaddr); | |
406 | readl(phba->HCregaddr); /* flush */ | |
407 | } | |
408 | ||
409 | phba->cfg_poll = val; | |
410 | ||
411 | spin_unlock_irq(phba->host->host_lock); | |
412 | ||
413 | return strlen(buf); | |
414 | } | |
dea3101e JB |
415 | |
416 | #define lpfc_param_show(attr) \ | |
417 | static ssize_t \ | |
418 | lpfc_##attr##_show(struct class_device *cdev, char *buf) \ | |
419 | { \ | |
420 | struct Scsi_Host *host = class_to_shost(cdev);\ | |
7f0b5b19 | 421 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;\ |
dea3101e | 422 | int val = 0;\ |
7bcbb752 JSEC |
423 | val = phba->cfg_##attr;\ |
424 | return snprintf(buf, PAGE_SIZE, "%d\n",\ | |
425 | phba->cfg_##attr);\ | |
426 | } | |
427 | ||
93a20f74 JSEC |
428 | #define lpfc_param_hex_show(attr) \ |
429 | static ssize_t \ | |
430 | lpfc_##attr##_show(struct class_device *cdev, char *buf) \ | |
431 | { \ | |
432 | struct Scsi_Host *host = class_to_shost(cdev);\ | |
7f0b5b19 | 433 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;\ |
93a20f74 JSEC |
434 | int val = 0;\ |
435 | val = phba->cfg_##attr;\ | |
436 | return snprintf(buf, PAGE_SIZE, "%#x\n",\ | |
437 | phba->cfg_##attr);\ | |
438 | } | |
439 | ||
7bcbb752 JSEC |
440 | #define lpfc_param_init(attr, default, minval, maxval) \ |
441 | static int \ | |
442 | lpfc_##attr##_init(struct lpfc_hba *phba, int val) \ | |
443 | { \ | |
444 | if (val >= minval && val <= maxval) {\ | |
445 | phba->cfg_##attr = val;\ | |
446 | return 0;\ | |
dea3101e | 447 | }\ |
7bcbb752 JSEC |
448 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, \ |
449 | "%d:0449 lpfc_"#attr" attribute cannot be set to %d, "\ | |
450 | "allowed range is ["#minval", "#maxval"]\n", \ | |
451 | phba->brd_no, val); \ | |
452 | phba->cfg_##attr = default;\ | |
453 | return -EINVAL;\ | |
dea3101e JB |
454 | } |
455 | ||
7bcbb752 JSEC |
456 | #define lpfc_param_set(attr, default, minval, maxval) \ |
457 | static int \ | |
458 | lpfc_##attr##_set(struct lpfc_hba *phba, int val) \ | |
459 | { \ | |
460 | if (val >= minval && val <= maxval) {\ | |
461 | phba->cfg_##attr = val;\ | |
462 | return 0;\ | |
463 | }\ | |
464 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, \ | |
465 | "%d:0450 lpfc_"#attr" attribute cannot be set to %d, "\ | |
466 | "allowed range is ["#minval", "#maxval"]\n", \ | |
467 | phba->brd_no, val); \ | |
468 | return -EINVAL;\ | |
469 | } | |
470 | ||
471 | #define lpfc_param_store(attr) \ | |
dea3101e JB |
472 | static ssize_t \ |
473 | lpfc_##attr##_store(struct class_device *cdev, const char *buf, size_t count) \ | |
474 | { \ | |
475 | struct Scsi_Host *host = class_to_shost(cdev);\ | |
7f0b5b19 | 476 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;\ |
7bcbb752 | 477 | int val=0;\ |
93a20f74 JSEC |
478 | if (!isdigit(buf[0]))\ |
479 | return -EINVAL;\ | |
480 | if (sscanf(buf, "%i", &val) != 1)\ | |
481 | return -EINVAL;\ | |
7bcbb752 | 482 | if (lpfc_##attr##_set(phba, val) == 0) \ |
755c0d06 | 483 | return strlen(buf);\ |
7bcbb752 JSEC |
484 | else \ |
485 | return -EINVAL;\ | |
dea3101e JB |
486 | } |
487 | ||
7bcbb752 JSEC |
488 | #define LPFC_ATTR(name, defval, minval, maxval, desc) \ |
489 | static int lpfc_##name = defval;\ | |
dea3101e JB |
490 | module_param(lpfc_##name, int, 0);\ |
491 | MODULE_PARM_DESC(lpfc_##name, desc);\ | |
7bcbb752 | 492 | lpfc_param_init(name, defval, minval, maxval) |
dea3101e JB |
493 | |
494 | #define LPFC_ATTR_R(name, defval, minval, maxval, desc) \ | |
495 | static int lpfc_##name = defval;\ | |
496 | module_param(lpfc_##name, int, 0);\ | |
497 | MODULE_PARM_DESC(lpfc_##name, desc);\ | |
498 | lpfc_param_show(name)\ | |
7bcbb752 | 499 | lpfc_param_init(name, defval, minval, maxval)\ |
dea3101e JB |
500 | static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) |
501 | ||
502 | #define LPFC_ATTR_RW(name, defval, minval, maxval, desc) \ | |
503 | static int lpfc_##name = defval;\ | |
504 | module_param(lpfc_##name, int, 0);\ | |
505 | MODULE_PARM_DESC(lpfc_##name, desc);\ | |
506 | lpfc_param_show(name)\ | |
7bcbb752 JSEC |
507 | lpfc_param_init(name, defval, minval, maxval)\ |
508 | lpfc_param_set(name, defval, minval, maxval)\ | |
509 | lpfc_param_store(name)\ | |
dea3101e JB |
510 | static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\ |
511 | lpfc_##name##_show, lpfc_##name##_store) | |
512 | ||
93a20f74 JSEC |
513 | #define LPFC_ATTR_HEX_R(name, defval, minval, maxval, desc) \ |
514 | static int lpfc_##name = defval;\ | |
515 | module_param(lpfc_##name, int, 0);\ | |
516 | MODULE_PARM_DESC(lpfc_##name, desc);\ | |
517 | lpfc_param_hex_show(name)\ | |
518 | lpfc_param_init(name, defval, minval, maxval)\ | |
519 | static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) | |
520 | ||
521 | #define LPFC_ATTR_HEX_RW(name, defval, minval, maxval, desc) \ | |
522 | static int lpfc_##name = defval;\ | |
523 | module_param(lpfc_##name, int, 0);\ | |
524 | MODULE_PARM_DESC(lpfc_##name, desc);\ | |
525 | lpfc_param_hex_show(name)\ | |
526 | lpfc_param_init(name, defval, minval, maxval)\ | |
527 | lpfc_param_set(name, defval, minval, maxval)\ | |
528 | lpfc_param_store(name)\ | |
529 | static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\ | |
530 | lpfc_##name##_show, lpfc_##name##_store) | |
531 | ||
dea3101e JB |
532 | static CLASS_DEVICE_ATTR(info, S_IRUGO, lpfc_info_show, NULL); |
533 | static CLASS_DEVICE_ATTR(serialnum, S_IRUGO, lpfc_serialnum_show, NULL); | |
534 | static CLASS_DEVICE_ATTR(modeldesc, S_IRUGO, lpfc_modeldesc_show, NULL); | |
535 | static CLASS_DEVICE_ATTR(modelname, S_IRUGO, lpfc_modelname_show, NULL); | |
536 | static CLASS_DEVICE_ATTR(programtype, S_IRUGO, lpfc_programtype_show, NULL); | |
537 | static CLASS_DEVICE_ATTR(portnum, S_IRUGO, lpfc_portnum_show, NULL); | |
538 | static CLASS_DEVICE_ATTR(fwrev, S_IRUGO, lpfc_fwrev_show, NULL); | |
539 | static CLASS_DEVICE_ATTR(hdw, S_IRUGO, lpfc_hdw_show, NULL); | |
540 | static CLASS_DEVICE_ATTR(state, S_IRUGO, lpfc_state_show, NULL); | |
541 | static CLASS_DEVICE_ATTR(option_rom_version, S_IRUGO, | |
542 | lpfc_option_rom_version_show, NULL); | |
543 | static CLASS_DEVICE_ATTR(num_discovered_ports, S_IRUGO, | |
544 | lpfc_num_discovered_ports_show, NULL); | |
545 | static CLASS_DEVICE_ATTR(nport_evt_cnt, S_IRUGO, lpfc_nport_evt_cnt_show, NULL); | |
546 | static CLASS_DEVICE_ATTR(lpfc_drvr_version, S_IRUGO, lpfc_drvr_version_show, | |
547 | NULL); | |
548 | static CLASS_DEVICE_ATTR(management_version, S_IRUGO, management_version_show, | |
549 | NULL); | |
41415862 JW |
550 | static CLASS_DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR, |
551 | lpfc_board_mode_show, lpfc_board_mode_store); | |
40496f07 | 552 | static CLASS_DEVICE_ATTR(issue_reset, S_IWUSR, NULL, lpfc_issue_reset); |
dea3101e | 553 | |
c3f28afa | 554 | |
a12e07bc | 555 | static char *lpfc_soft_wwn_key = "C99G71SL8032A"; |
c3f28afa JS |
556 | |
557 | static ssize_t | |
a12e07bc | 558 | lpfc_soft_wwn_enable_store(struct class_device *cdev, const char *buf, |
c3f28afa JS |
559 | size_t count) |
560 | { | |
561 | struct Scsi_Host *host = class_to_shost(cdev); | |
562 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; | |
563 | unsigned int cnt = count; | |
564 | ||
565 | /* | |
566 | * We're doing a simple sanity check for soft_wwpn setting. | |
567 | * We require that the user write a specific key to enable | |
568 | * the soft_wwpn attribute to be settable. Once the attribute | |
569 | * is written, the enable key resets. If further updates are | |
570 | * desired, the key must be written again to re-enable the | |
571 | * attribute. | |
572 | * | |
573 | * The "key" is not secret - it is a hardcoded string shown | |
574 | * here. The intent is to protect against the random user or | |
575 | * application that is just writing attributes. | |
576 | */ | |
577 | ||
578 | /* count may include a LF at end of string */ | |
579 | if (buf[cnt-1] == '\n') | |
580 | cnt--; | |
581 | ||
a12e07bc JS |
582 | if ((cnt != strlen(lpfc_soft_wwn_key)) || |
583 | (strncmp(buf, lpfc_soft_wwn_key, strlen(lpfc_soft_wwn_key)) != 0)) | |
c3f28afa JS |
584 | return -EINVAL; |
585 | ||
a12e07bc | 586 | phba->soft_wwn_enable = 1; |
c3f28afa JS |
587 | return count; |
588 | } | |
a12e07bc JS |
589 | static CLASS_DEVICE_ATTR(lpfc_soft_wwn_enable, S_IWUSR, NULL, |
590 | lpfc_soft_wwn_enable_store); | |
c3f28afa JS |
591 | |
592 | static ssize_t | |
593 | lpfc_soft_wwpn_show(struct class_device *cdev, char *buf) | |
594 | { | |
595 | struct Scsi_Host *host = class_to_shost(cdev); | |
596 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; | |
afc071e6 RD |
597 | return snprintf(buf, PAGE_SIZE, "0x%llx\n", |
598 | (unsigned long long)phba->cfg_soft_wwpn); | |
c3f28afa JS |
599 | } |
600 | ||
601 | ||
602 | static ssize_t | |
603 | lpfc_soft_wwpn_store(struct class_device *cdev, const char *buf, size_t count) | |
604 | { | |
605 | struct Scsi_Host *host = class_to_shost(cdev); | |
606 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; | |
607 | struct completion online_compl; | |
608 | int stat1=0, stat2=0; | |
609 | unsigned int i, j, cnt=count; | |
610 | u8 wwpn[8]; | |
611 | ||
612 | /* count may include a LF at end of string */ | |
613 | if (buf[cnt-1] == '\n') | |
614 | cnt--; | |
615 | ||
a12e07bc | 616 | if (!phba->soft_wwn_enable || (cnt < 16) || (cnt > 18) || |
c3f28afa JS |
617 | ((cnt == 17) && (*buf++ != 'x')) || |
618 | ((cnt == 18) && ((*buf++ != '0') || (*buf++ != 'x')))) | |
619 | return -EINVAL; | |
620 | ||
a12e07bc | 621 | phba->soft_wwn_enable = 0; |
c3f28afa JS |
622 | |
623 | memset(wwpn, 0, sizeof(wwpn)); | |
624 | ||
625 | /* Validate and store the new name */ | |
626 | for (i=0, j=0; i < 16; i++) { | |
627 | if ((*buf >= 'a') && (*buf <= 'f')) | |
628 | j = ((j << 4) | ((*buf++ -'a') + 10)); | |
629 | else if ((*buf >= 'A') && (*buf <= 'F')) | |
630 | j = ((j << 4) | ((*buf++ -'A') + 10)); | |
631 | else if ((*buf >= '0') && (*buf <= '9')) | |
632 | j = ((j << 4) | (*buf++ -'0')); | |
633 | else | |
634 | return -EINVAL; | |
635 | if (i % 2) { | |
636 | wwpn[i/2] = j & 0xff; | |
637 | j = 0; | |
638 | } | |
639 | } | |
640 | phba->cfg_soft_wwpn = wwn_to_u64(wwpn); | |
641 | fc_host_port_name(host) = phba->cfg_soft_wwpn; | |
a12e07bc JS |
642 | if (phba->cfg_soft_wwnn) |
643 | fc_host_node_name(host) = phba->cfg_soft_wwnn; | |
c3f28afa JS |
644 | |
645 | dev_printk(KERN_NOTICE, &phba->pcidev->dev, | |
646 | "lpfc%d: Reinitializing to use soft_wwpn\n", phba->brd_no); | |
647 | ||
648 | init_completion(&online_compl); | |
649 | lpfc_workq_post_event(phba, &stat1, &online_compl, LPFC_EVT_OFFLINE); | |
650 | wait_for_completion(&online_compl); | |
651 | if (stat1) | |
652 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
653 | "%d:0463 lpfc_soft_wwpn attribute set failed to reinit " | |
654 | "adapter - %d\n", phba->brd_no, stat1); | |
655 | ||
656 | init_completion(&online_compl); | |
657 | lpfc_workq_post_event(phba, &stat2, &online_compl, LPFC_EVT_ONLINE); | |
658 | wait_for_completion(&online_compl); | |
659 | if (stat2) | |
660 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
661 | "%d:0464 lpfc_soft_wwpn attribute set failed to reinit " | |
662 | "adapter - %d\n", phba->brd_no, stat2); | |
663 | ||
664 | return (stat1 || stat2) ? -EIO : count; | |
665 | } | |
666 | static CLASS_DEVICE_ATTR(lpfc_soft_wwpn, S_IRUGO | S_IWUSR,\ | |
667 | lpfc_soft_wwpn_show, lpfc_soft_wwpn_store); | |
668 | ||
a12e07bc JS |
669 | static ssize_t |
670 | lpfc_soft_wwnn_show(struct class_device *cdev, char *buf) | |
671 | { | |
672 | struct Scsi_Host *host = class_to_shost(cdev); | |
673 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; | |
674 | return snprintf(buf, PAGE_SIZE, "0x%llx\n", | |
675 | (unsigned long long)phba->cfg_soft_wwnn); | |
676 | } | |
677 | ||
678 | ||
679 | static ssize_t | |
680 | lpfc_soft_wwnn_store(struct class_device *cdev, const char *buf, size_t count) | |
681 | { | |
682 | struct Scsi_Host *host = class_to_shost(cdev); | |
683 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; | |
684 | unsigned int i, j, cnt=count; | |
685 | u8 wwnn[8]; | |
686 | ||
687 | /* count may include a LF at end of string */ | |
688 | if (buf[cnt-1] == '\n') | |
689 | cnt--; | |
690 | ||
691 | if (!phba->soft_wwn_enable || (cnt < 16) || (cnt > 18) || | |
692 | ((cnt == 17) && (*buf++ != 'x')) || | |
693 | ((cnt == 18) && ((*buf++ != '0') || (*buf++ != 'x')))) | |
694 | return -EINVAL; | |
695 | ||
696 | /* | |
697 | * Allow wwnn to be set many times, as long as the enable is set. | |
698 | * However, once the wwpn is set, everything locks. | |
699 | */ | |
700 | ||
701 | memset(wwnn, 0, sizeof(wwnn)); | |
702 | ||
703 | /* Validate and store the new name */ | |
704 | for (i=0, j=0; i < 16; i++) { | |
705 | if ((*buf >= 'a') && (*buf <= 'f')) | |
706 | j = ((j << 4) | ((*buf++ -'a') + 10)); | |
707 | else if ((*buf >= 'A') && (*buf <= 'F')) | |
708 | j = ((j << 4) | ((*buf++ -'A') + 10)); | |
709 | else if ((*buf >= '0') && (*buf <= '9')) | |
710 | j = ((j << 4) | (*buf++ -'0')); | |
711 | else | |
712 | return -EINVAL; | |
713 | if (i % 2) { | |
714 | wwnn[i/2] = j & 0xff; | |
715 | j = 0; | |
716 | } | |
717 | } | |
718 | phba->cfg_soft_wwnn = wwn_to_u64(wwnn); | |
719 | ||
720 | dev_printk(KERN_NOTICE, &phba->pcidev->dev, | |
721 | "lpfc%d: soft_wwnn set. Value will take effect upon " | |
722 | "setting of the soft_wwpn\n", phba->brd_no); | |
723 | ||
724 | return count; | |
725 | } | |
726 | static CLASS_DEVICE_ATTR(lpfc_soft_wwnn, S_IRUGO | S_IWUSR,\ | |
727 | lpfc_soft_wwnn_show, lpfc_soft_wwnn_store); | |
728 | ||
c3f28afa | 729 | |
875fbdfe JSEC |
730 | static int lpfc_poll = 0; |
731 | module_param(lpfc_poll, int, 0); | |
732 | MODULE_PARM_DESC(lpfc_poll, "FCP ring polling mode control:" | |
733 | " 0 - none," | |
734 | " 1 - poll with interrupts enabled" | |
735 | " 3 - poll and disable FCP ring interrupts"); | |
736 | ||
737 | static CLASS_DEVICE_ATTR(lpfc_poll, S_IRUGO | S_IWUSR, | |
738 | lpfc_poll_show, lpfc_poll_store); | |
dea3101e | 739 | |
c01f3208 JS |
740 | /* |
741 | # lpfc_nodev_tmo: If set, it will hold all I/O errors on devices that disappear | |
742 | # until the timer expires. Value range is [0,255]. Default value is 30. | |
743 | */ | |
744 | static int lpfc_nodev_tmo = LPFC_DEF_DEVLOSS_TMO; | |
745 | static int lpfc_devloss_tmo = LPFC_DEF_DEVLOSS_TMO; | |
746 | module_param(lpfc_nodev_tmo, int, 0); | |
747 | MODULE_PARM_DESC(lpfc_nodev_tmo, | |
748 | "Seconds driver will hold I/O waiting " | |
749 | "for a device to come back"); | |
750 | static ssize_t | |
751 | lpfc_nodev_tmo_show(struct class_device *cdev, char *buf) | |
752 | { | |
753 | struct Scsi_Host *host = class_to_shost(cdev); | |
754 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; | |
755 | int val = 0; | |
756 | val = phba->cfg_devloss_tmo; | |
757 | return snprintf(buf, PAGE_SIZE, "%d\n", | |
758 | phba->cfg_devloss_tmo); | |
759 | } | |
760 | ||
761 | static int | |
762 | lpfc_nodev_tmo_init(struct lpfc_hba *phba, int val) | |
763 | { | |
764 | static int warned; | |
765 | if (phba->cfg_devloss_tmo != LPFC_DEF_DEVLOSS_TMO) { | |
766 | phba->cfg_nodev_tmo = phba->cfg_devloss_tmo; | |
767 | if (!warned && val != LPFC_DEF_DEVLOSS_TMO) { | |
768 | warned = 1; | |
769 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
770 | "%d:0402 Ignoring nodev_tmo module " | |
771 | "parameter because devloss_tmo is" | |
772 | " set.\n", | |
773 | phba->brd_no); | |
774 | } | |
775 | return 0; | |
776 | } | |
777 | ||
778 | if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) { | |
779 | phba->cfg_nodev_tmo = val; | |
780 | phba->cfg_devloss_tmo = val; | |
781 | return 0; | |
782 | } | |
783 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
784 | "%d:0400 lpfc_nodev_tmo attribute cannot be set to %d, " | |
785 | "allowed range is [%d, %d]\n", | |
786 | phba->brd_no, val, | |
787 | LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO); | |
788 | phba->cfg_nodev_tmo = LPFC_DEF_DEVLOSS_TMO; | |
789 | return -EINVAL; | |
790 | } | |
791 | ||
792 | static int | |
793 | lpfc_nodev_tmo_set(struct lpfc_hba *phba, int val) | |
794 | { | |
795 | if (phba->dev_loss_tmo_changed || | |
796 | (lpfc_devloss_tmo != LPFC_DEF_DEVLOSS_TMO)) { | |
797 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
798 | "%d:0401 Ignoring change to nodev_tmo " | |
799 | "because devloss_tmo is set.\n", | |
800 | phba->brd_no); | |
801 | return 0; | |
802 | } | |
803 | ||
804 | if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) { | |
805 | phba->cfg_nodev_tmo = val; | |
806 | phba->cfg_devloss_tmo = val; | |
807 | return 0; | |
808 | } | |
809 | ||
810 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
811 | "%d:0403 lpfc_nodev_tmo attribute cannot be set to %d, " | |
812 | "allowed range is [%d, %d]\n", | |
813 | phba->brd_no, val, LPFC_MIN_DEVLOSS_TMO, | |
814 | LPFC_MAX_DEVLOSS_TMO); | |
815 | return -EINVAL; | |
816 | } | |
817 | ||
818 | lpfc_param_store(nodev_tmo) | |
819 | ||
820 | static CLASS_DEVICE_ATTR(lpfc_nodev_tmo, S_IRUGO | S_IWUSR, | |
821 | lpfc_nodev_tmo_show, lpfc_nodev_tmo_store); | |
822 | ||
823 | /* | |
824 | # lpfc_devloss_tmo: If set, it will hold all I/O errors on devices that | |
825 | # disappear until the timer expires. Value range is [0,255]. Default | |
826 | # value is 30. | |
827 | */ | |
828 | module_param(lpfc_devloss_tmo, int, 0); | |
829 | MODULE_PARM_DESC(lpfc_devloss_tmo, | |
830 | "Seconds driver will hold I/O waiting " | |
831 | "for a device to come back"); | |
832 | lpfc_param_init(devloss_tmo, LPFC_DEF_DEVLOSS_TMO, | |
833 | LPFC_MIN_DEVLOSS_TMO, LPFC_MAX_DEVLOSS_TMO) | |
834 | lpfc_param_show(devloss_tmo) | |
835 | static int | |
836 | lpfc_devloss_tmo_set(struct lpfc_hba *phba, int val) | |
837 | { | |
838 | if (val >= LPFC_MIN_DEVLOSS_TMO && val <= LPFC_MAX_DEVLOSS_TMO) { | |
839 | phba->cfg_nodev_tmo = val; | |
840 | phba->cfg_devloss_tmo = val; | |
841 | phba->dev_loss_tmo_changed = 1; | |
842 | return 0; | |
843 | } | |
844 | ||
845 | lpfc_printf_log(phba, KERN_ERR, LOG_INIT, | |
846 | "%d:0404 lpfc_devloss_tmo attribute cannot be set to" | |
847 | " %d, allowed range is [%d, %d]\n", | |
848 | phba->brd_no, val, LPFC_MIN_DEVLOSS_TMO, | |
849 | LPFC_MAX_DEVLOSS_TMO); | |
850 | return -EINVAL; | |
851 | } | |
852 | ||
853 | lpfc_param_store(devloss_tmo) | |
854 | static CLASS_DEVICE_ATTR(lpfc_devloss_tmo, S_IRUGO | S_IWUSR, | |
855 | lpfc_devloss_tmo_show, lpfc_devloss_tmo_store); | |
856 | ||
dea3101e JB |
857 | /* |
858 | # lpfc_log_verbose: Only turn this flag on if you are willing to risk being | |
859 | # deluged with LOTS of information. | |
860 | # You can set a bit mask to record specific types of verbose messages: | |
861 | # | |
862 | # LOG_ELS 0x1 ELS events | |
863 | # LOG_DISCOVERY 0x2 Link discovery events | |
864 | # LOG_MBOX 0x4 Mailbox events | |
865 | # LOG_INIT 0x8 Initialization events | |
866 | # LOG_LINK_EVENT 0x10 Link events | |
dea3101e JB |
867 | # LOG_FCP 0x40 FCP traffic history |
868 | # LOG_NODE 0x80 Node table events | |
869 | # LOG_MISC 0x400 Miscellaneous events | |
870 | # LOG_SLI 0x800 SLI events | |
c7743956 | 871 | # LOG_FCP_ERROR 0x1000 Only log FCP errors |
dea3101e JB |
872 | # LOG_LIBDFC 0x2000 LIBDFC events |
873 | # LOG_ALL_MSG 0xffff LOG all messages | |
874 | */ | |
93a20f74 | 875 | LPFC_ATTR_HEX_RW(log_verbose, 0x0, 0x0, 0xffff, "Verbose logging bit-mask"); |
dea3101e JB |
876 | |
877 | /* | |
878 | # lun_queue_depth: This parameter is used to limit the number of outstanding | |
879 | # commands per FCP LUN. Value range is [1,128]. Default value is 30. | |
880 | */ | |
881 | LPFC_ATTR_R(lun_queue_depth, 30, 1, 128, | |
882 | "Max number of FCP commands we can queue to a specific LUN"); | |
883 | ||
b28485ac JW |
884 | /* |
885 | # hba_queue_depth: This parameter is used to limit the number of outstanding | |
886 | # commands per lpfc HBA. Value range is [32,8192]. If this parameter | |
887 | # value is greater than the maximum number of exchanges supported by the HBA, | |
888 | # then maximum number of exchanges supported by the HBA is used to determine | |
889 | # the hba_queue_depth. | |
890 | */ | |
891 | LPFC_ATTR_R(hba_queue_depth, 8192, 32, 8192, | |
892 | "Max number of FCP commands we can queue to a lpfc HBA"); | |
893 | ||
dea3101e JB |
894 | /* |
895 | # Some disk devices have a "select ID" or "select Target" capability. | |
896 | # From a protocol standpoint "select ID" usually means select the | |
897 | # Fibre channel "ALPA". In the FC-AL Profile there is an "informative | |
898 | # annex" which contains a table that maps a "select ID" (a number | |
899 | # between 0 and 7F) to an ALPA. By default, for compatibility with | |
900 | # older drivers, the lpfc driver scans this table from low ALPA to high | |
901 | # ALPA. | |
902 | # | |
903 | # Turning on the scan-down variable (on = 1, off = 0) will | |
904 | # cause the lpfc driver to use an inverted table, effectively | |
905 | # scanning ALPAs from high to low. Value range is [0,1]. Default value is 1. | |
906 | # | |
907 | # (Note: This "select ID" functionality is a LOOP ONLY characteristic | |
908 | # and will not work across a fabric. Also this parameter will take | |
909 | # effect only in the case when ALPA map is not available.) | |
910 | */ | |
911 | LPFC_ATTR_R(scan_down, 1, 0, 1, | |
912 | "Start scanning for devices from highest ALPA to lowest"); | |
913 | ||
dea3101e JB |
914 | /* |
915 | # lpfc_topology: link topology for init link | |
916 | # 0x0 = attempt loop mode then point-to-point | |
367c2713 | 917 | # 0x01 = internal loopback mode |
dea3101e JB |
918 | # 0x02 = attempt point-to-point mode only |
919 | # 0x04 = attempt loop mode only | |
920 | # 0x06 = attempt point-to-point mode then loop | |
921 | # Set point-to-point mode if you want to run as an N_Port. | |
922 | # Set loop mode if you want to run as an NL_Port. Value range is [0,0x6]. | |
923 | # Default value is 0. | |
924 | */ | |
367c2713 | 925 | LPFC_ATTR_RW(topology, 0, 0, 6, "Select Fibre Channel topology"); |
dea3101e JB |
926 | |
927 | /* | |
928 | # lpfc_link_speed: Link speed selection for initializing the Fibre Channel | |
929 | # connection. | |
930 | # 0 = auto select (default) | |
931 | # 1 = 1 Gigabaud | |
932 | # 2 = 2 Gigabaud | |
933 | # 4 = 4 Gigabaud | |
934 | # Value range is [0,4]. Default value is 0. | |
935 | */ | |
936 | LPFC_ATTR_R(link_speed, 0, 0, 4, "Select link speed"); | |
937 | ||
938 | /* | |
939 | # lpfc_fcp_class: Determines FC class to use for the FCP protocol. | |
940 | # Value range is [2,3]. Default value is 3. | |
941 | */ | |
942 | LPFC_ATTR_R(fcp_class, 3, 2, 3, | |
943 | "Select Fibre Channel class of service for FCP sequences"); | |
944 | ||
945 | /* | |
946 | # lpfc_use_adisc: Use ADISC for FCP rediscovery instead of PLOGI. Value range | |
947 | # is [0,1]. Default value is 0. | |
948 | */ | |
949 | LPFC_ATTR_RW(use_adisc, 0, 0, 1, | |
950 | "Use ADISC on rediscovery to authenticate FCP devices"); | |
951 | ||
952 | /* | |
953 | # lpfc_ack0: Use ACK0, instead of ACK1 for class 2 acknowledgement. Value | |
954 | # range is [0,1]. Default value is 0. | |
955 | */ | |
956 | LPFC_ATTR_R(ack0, 0, 0, 1, "Enable ACK0 support"); | |
957 | ||
958 | /* | |
959 | # lpfc_cr_delay & lpfc_cr_count: Default values for I/O colaesing | |
960 | # cr_delay (msec) or cr_count outstanding commands. cr_delay can take | |
961 | # value [0,63]. cr_count can take value [0,255]. Default value of cr_delay | |
962 | # is 0. Default value of cr_count is 1. The cr_count feature is disabled if | |
963 | # cr_delay is set to 0. | |
964 | */ | |
8189fd19 | 965 | LPFC_ATTR_RW(cr_delay, 0, 0, 63, "A count of milliseconds after which an " |
dea3101e JB |
966 | "interrupt response is generated"); |
967 | ||
8189fd19 | 968 | LPFC_ATTR_RW(cr_count, 1, 1, 255, "A count of I/O completions after which an " |
dea3101e JB |
969 | "interrupt response is generated"); |
970 | ||
cf5bf97e JW |
971 | /* |
972 | # lpfc_multi_ring_support: Determines how many rings to spread available | |
973 | # cmd/rsp IOCB entries across. | |
974 | # Value range is [1,2]. Default value is 1. | |
975 | */ | |
976 | LPFC_ATTR_R(multi_ring_support, 1, 1, 2, "Determines number of primary " | |
977 | "SLI rings to spread IOCB entries across"); | |
978 | ||
a4bc3379 JS |
979 | /* |
980 | # lpfc_multi_ring_rctl: If lpfc_multi_ring_support is enabled, this | |
981 | # identifies what rctl value to configure the additional ring for. | |
982 | # Value range is [1,0xff]. Default value is 4 (Unsolicated Data). | |
983 | */ | |
984 | LPFC_ATTR_R(multi_ring_rctl, FC_UNSOL_DATA, 1, | |
985 | 255, "Identifies RCTL for additional ring configuration"); | |
986 | ||
987 | /* | |
988 | # lpfc_multi_ring_type: If lpfc_multi_ring_support is enabled, this | |
989 | # identifies what type value to configure the additional ring for. | |
990 | # Value range is [1,0xff]. Default value is 5 (LLC/SNAP). | |
991 | */ | |
992 | LPFC_ATTR_R(multi_ring_type, FC_LLC_SNAP, 1, | |
993 | 255, "Identifies TYPE for additional ring configuration"); | |
994 | ||
dea3101e JB |
995 | /* |
996 | # lpfc_fdmi_on: controls FDMI support. | |
997 | # 0 = no FDMI support | |
998 | # 1 = support FDMI without attribute of hostname | |
999 | # 2 = support FDMI with attribute of hostname | |
1000 | # Value range [0,2]. Default value is 0. | |
1001 | */ | |
1002 | LPFC_ATTR_RW(fdmi_on, 0, 0, 2, "Enable FDMI support"); | |
1003 | ||
1004 | /* | |
1005 | # Specifies the maximum number of ELS cmds we can have outstanding (for | |
1006 | # discovery). Value range is [1,64]. Default value = 32. | |
1007 | */ | |
8189fd19 | 1008 | LPFC_ATTR(discovery_threads, 32, 1, 64, "Maximum number of ELS commands " |
dea3101e JB |
1009 | "during discovery"); |
1010 | ||
1011 | /* | |
65a29c16 JS |
1012 | # lpfc_max_luns: maximum allowed LUN. |
1013 | # Value range is [0,65535]. Default value is 255. | |
1014 | # NOTE: The SCSI layer might probe all allowed LUN on some old targets. | |
dea3101e | 1015 | */ |
65a29c16 JS |
1016 | LPFC_ATTR_R(max_luns, 255, 0, 65535, |
1017 | "Maximum allowed LUN"); | |
dea3101e | 1018 | |
875fbdfe JSEC |
1019 | /* |
1020 | # lpfc_poll_tmo: .Milliseconds driver will wait between polling FCP ring. | |
1021 | # Value range is [1,255], default value is 10. | |
1022 | */ | |
1023 | LPFC_ATTR_RW(poll_tmo, 10, 1, 255, | |
1024 | "Milliseconds driver will wait between polling FCP ring"); | |
1025 | ||
4ff43246 JS |
1026 | /* |
1027 | # lpfc_use_msi: Use MSI (Message Signaled Interrupts) in systems that | |
1028 | # support this feature | |
1029 | # 0 = MSI disabled (default) | |
1030 | # 1 = MSI enabled | |
1031 | # Value range is [0,1]. Default value is 0. | |
1032 | */ | |
1033 | LPFC_ATTR_R(use_msi, 0, 0, 1, "Use Message Signaled Interrupts, if possible"); | |
1034 | ||
c3f28afa | 1035 | |
dea3101e JB |
1036 | struct class_device_attribute *lpfc_host_attrs[] = { |
1037 | &class_device_attr_info, | |
1038 | &class_device_attr_serialnum, | |
1039 | &class_device_attr_modeldesc, | |
1040 | &class_device_attr_modelname, | |
1041 | &class_device_attr_programtype, | |
1042 | &class_device_attr_portnum, | |
1043 | &class_device_attr_fwrev, | |
1044 | &class_device_attr_hdw, | |
1045 | &class_device_attr_option_rom_version, | |
1046 | &class_device_attr_state, | |
1047 | &class_device_attr_num_discovered_ports, | |
1048 | &class_device_attr_lpfc_drvr_version, | |
1049 | &class_device_attr_lpfc_log_verbose, | |
1050 | &class_device_attr_lpfc_lun_queue_depth, | |
b28485ac | 1051 | &class_device_attr_lpfc_hba_queue_depth, |
dea3101e | 1052 | &class_device_attr_lpfc_nodev_tmo, |
c01f3208 | 1053 | &class_device_attr_lpfc_devloss_tmo, |
dea3101e JB |
1054 | &class_device_attr_lpfc_fcp_class, |
1055 | &class_device_attr_lpfc_use_adisc, | |
1056 | &class_device_attr_lpfc_ack0, | |
1057 | &class_device_attr_lpfc_topology, | |
1058 | &class_device_attr_lpfc_scan_down, | |
1059 | &class_device_attr_lpfc_link_speed, | |
875fbdfe JSEC |
1060 | &class_device_attr_lpfc_cr_delay, |
1061 | &class_device_attr_lpfc_cr_count, | |
cf5bf97e | 1062 | &class_device_attr_lpfc_multi_ring_support, |
a4bc3379 JS |
1063 | &class_device_attr_lpfc_multi_ring_rctl, |
1064 | &class_device_attr_lpfc_multi_ring_type, | |
dea3101e JB |
1065 | &class_device_attr_lpfc_fdmi_on, |
1066 | &class_device_attr_lpfc_max_luns, | |
1067 | &class_device_attr_nport_evt_cnt, | |
1068 | &class_device_attr_management_version, | |
41415862 | 1069 | &class_device_attr_board_mode, |
40496f07 | 1070 | &class_device_attr_issue_reset, |
875fbdfe JSEC |
1071 | &class_device_attr_lpfc_poll, |
1072 | &class_device_attr_lpfc_poll_tmo, | |
4ff43246 | 1073 | &class_device_attr_lpfc_use_msi, |
a12e07bc | 1074 | &class_device_attr_lpfc_soft_wwnn, |
c3f28afa | 1075 | &class_device_attr_lpfc_soft_wwpn, |
a12e07bc | 1076 | &class_device_attr_lpfc_soft_wwn_enable, |
dea3101e JB |
1077 | NULL, |
1078 | }; | |
1079 | ||
1080 | static ssize_t | |
1081 | sysfs_ctlreg_write(struct kobject *kobj, char *buf, loff_t off, size_t count) | |
1082 | { | |
1083 | size_t buf_off; | |
1084 | struct Scsi_Host *host = class_to_shost(container_of(kobj, | |
1085 | struct class_device, kobj)); | |
7f0b5b19 | 1086 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
1087 | |
1088 | if ((off + count) > FF_REG_AREA_SIZE) | |
1089 | return -ERANGE; | |
1090 | ||
1091 | if (count == 0) return 0; | |
1092 | ||
1093 | if (off % 4 || count % 4 || (unsigned long)buf % 4) | |
1094 | return -EINVAL; | |
1095 | ||
1096 | spin_lock_irq(phba->host->host_lock); | |
1097 | ||
1098 | if (!(phba->fc_flag & FC_OFFLINE_MODE)) { | |
1099 | spin_unlock_irq(phba->host->host_lock); | |
1100 | return -EPERM; | |
1101 | } | |
1102 | ||
1103 | for (buf_off = 0; buf_off < count; buf_off += sizeof(uint32_t)) | |
1104 | writel(*((uint32_t *)(buf + buf_off)), | |
1105 | phba->ctrl_regs_memmap_p + off + buf_off); | |
1106 | ||
1107 | spin_unlock_irq(phba->host->host_lock); | |
1108 | ||
1109 | return count; | |
1110 | } | |
1111 | ||
1112 | static ssize_t | |
1113 | sysfs_ctlreg_read(struct kobject *kobj, char *buf, loff_t off, size_t count) | |
1114 | { | |
1115 | size_t buf_off; | |
1116 | uint32_t * tmp_ptr; | |
1117 | struct Scsi_Host *host = class_to_shost(container_of(kobj, | |
1118 | struct class_device, kobj)); | |
7f0b5b19 | 1119 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
1120 | |
1121 | if (off > FF_REG_AREA_SIZE) | |
1122 | return -ERANGE; | |
1123 | ||
1124 | if ((off + count) > FF_REG_AREA_SIZE) | |
1125 | count = FF_REG_AREA_SIZE - off; | |
1126 | ||
1127 | if (count == 0) return 0; | |
1128 | ||
1129 | if (off % 4 || count % 4 || (unsigned long)buf % 4) | |
1130 | return -EINVAL; | |
1131 | ||
1132 | spin_lock_irq(phba->host->host_lock); | |
1133 | ||
1134 | for (buf_off = 0; buf_off < count; buf_off += sizeof(uint32_t)) { | |
1135 | tmp_ptr = (uint32_t *)(buf + buf_off); | |
1136 | *tmp_ptr = readl(phba->ctrl_regs_memmap_p + off + buf_off); | |
1137 | } | |
1138 | ||
1139 | spin_unlock_irq(phba->host->host_lock); | |
1140 | ||
1141 | return count; | |
1142 | } | |
1143 | ||
1144 | static struct bin_attribute sysfs_ctlreg_attr = { | |
1145 | .attr = { | |
1146 | .name = "ctlreg", | |
1147 | .mode = S_IRUSR | S_IWUSR, | |
1148 | .owner = THIS_MODULE, | |
1149 | }, | |
1150 | .size = 256, | |
1151 | .read = sysfs_ctlreg_read, | |
1152 | .write = sysfs_ctlreg_write, | |
1153 | }; | |
1154 | ||
1155 | ||
1156 | static void | |
1157 | sysfs_mbox_idle (struct lpfc_hba * phba) | |
1158 | { | |
1159 | phba->sysfs_mbox.state = SMBOX_IDLE; | |
1160 | phba->sysfs_mbox.offset = 0; | |
1161 | ||
1162 | if (phba->sysfs_mbox.mbox) { | |
1163 | mempool_free(phba->sysfs_mbox.mbox, | |
1164 | phba->mbox_mem_pool); | |
1165 | phba->sysfs_mbox.mbox = NULL; | |
1166 | } | |
1167 | } | |
1168 | ||
1169 | static ssize_t | |
1170 | sysfs_mbox_write(struct kobject *kobj, char *buf, loff_t off, size_t count) | |
1171 | { | |
1172 | struct Scsi_Host * host = | |
1173 | class_to_shost(container_of(kobj, struct class_device, kobj)); | |
7f0b5b19 | 1174 | struct lpfc_hba * phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
1175 | struct lpfcMboxq * mbox = NULL; |
1176 | ||
1177 | if ((count + off) > MAILBOX_CMD_SIZE) | |
1178 | return -ERANGE; | |
1179 | ||
1180 | if (off % 4 || count % 4 || (unsigned long)buf % 4) | |
1181 | return -EINVAL; | |
1182 | ||
1183 | if (count == 0) | |
1184 | return 0; | |
1185 | ||
1186 | if (off == 0) { | |
1187 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
1188 | if (!mbox) | |
1189 | return -ENOMEM; | |
fc6c12bc | 1190 | memset(mbox, 0, sizeof (LPFC_MBOXQ_t)); |
dea3101e JB |
1191 | } |
1192 | ||
1193 | spin_lock_irq(host->host_lock); | |
1194 | ||
1195 | if (off == 0) { | |
1196 | if (phba->sysfs_mbox.mbox) | |
1197 | mempool_free(mbox, phba->mbox_mem_pool); | |
1198 | else | |
1199 | phba->sysfs_mbox.mbox = mbox; | |
1200 | phba->sysfs_mbox.state = SMBOX_WRITING; | |
1201 | } else { | |
1202 | if (phba->sysfs_mbox.state != SMBOX_WRITING || | |
1203 | phba->sysfs_mbox.offset != off || | |
1204 | phba->sysfs_mbox.mbox == NULL ) { | |
1205 | sysfs_mbox_idle(phba); | |
1206 | spin_unlock_irq(host->host_lock); | |
8f6d98d2 | 1207 | return -EAGAIN; |
dea3101e JB |
1208 | } |
1209 | } | |
1210 | ||
1211 | memcpy((uint8_t *) & phba->sysfs_mbox.mbox->mb + off, | |
1212 | buf, count); | |
1213 | ||
1214 | phba->sysfs_mbox.offset = off + count; | |
1215 | ||
1216 | spin_unlock_irq(host->host_lock); | |
1217 | ||
1218 | return count; | |
1219 | } | |
1220 | ||
1221 | static ssize_t | |
1222 | sysfs_mbox_read(struct kobject *kobj, char *buf, loff_t off, size_t count) | |
1223 | { | |
1224 | struct Scsi_Host *host = | |
1225 | class_to_shost(container_of(kobj, struct class_device, | |
1226 | kobj)); | |
7f0b5b19 | 1227 | struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; |
dea3101e JB |
1228 | int rc; |
1229 | ||
1dcb58e5 | 1230 | if (off > MAILBOX_CMD_SIZE) |
dea3101e JB |
1231 | return -ERANGE; |
1232 | ||
1dcb58e5 JS |
1233 | if ((count + off) > MAILBOX_CMD_SIZE) |
1234 | count = MAILBOX_CMD_SIZE - off; | |
dea3101e JB |
1235 | |
1236 | if (off % 4 || count % 4 || (unsigned long)buf % 4) | |
1237 | return -EINVAL; | |
1238 | ||
1239 | if (off && count == 0) | |
1240 | return 0; | |
1241 | ||
1242 | spin_lock_irq(phba->host->host_lock); | |
1243 | ||
1244 | if (off == 0 && | |
1245 | phba->sysfs_mbox.state == SMBOX_WRITING && | |
1246 | phba->sysfs_mbox.offset >= 2 * sizeof(uint32_t)) { | |
1247 | ||
1248 | switch (phba->sysfs_mbox.mbox->mb.mbxCommand) { | |
1249 | /* Offline only */ | |
1250 | case MBX_WRITE_NV: | |
1251 | case MBX_INIT_LINK: | |
1252 | case MBX_DOWN_LINK: | |
1253 | case MBX_CONFIG_LINK: | |
1254 | case MBX_CONFIG_RING: | |
1255 | case MBX_RESET_RING: | |
1256 | case MBX_UNREG_LOGIN: | |
1257 | case MBX_CLEAR_LA: | |
1258 | case MBX_DUMP_CONTEXT: | |
1259 | case MBX_RUN_DIAGS: | |
1260 | case MBX_RESTART: | |
1261 | case MBX_FLASH_WR_ULA: | |
1262 | case MBX_SET_MASK: | |
1263 | case MBX_SET_SLIM: | |
1264 | case MBX_SET_DEBUG: | |
1265 | if (!(phba->fc_flag & FC_OFFLINE_MODE)) { | |
1266 | printk(KERN_WARNING "mbox_read:Command 0x%x " | |
1267 | "is illegal in on-line state\n", | |
1268 | phba->sysfs_mbox.mbox->mb.mbxCommand); | |
1269 | sysfs_mbox_idle(phba); | |
1270 | spin_unlock_irq(phba->host->host_lock); | |
1271 | return -EPERM; | |
1272 | } | |
1273 | case MBX_LOAD_SM: | |
1274 | case MBX_READ_NV: | |
1275 | case MBX_READ_CONFIG: | |
1276 | case MBX_READ_RCONFIG: | |
1277 | case MBX_READ_STATUS: | |
1278 | case MBX_READ_XRI: | |
1279 | case MBX_READ_REV: | |
1280 | case MBX_READ_LNK_STAT: | |
1281 | case MBX_DUMP_MEMORY: | |
1282 | case MBX_DOWN_LOAD: | |
1283 | case MBX_UPDATE_CFG: | |
41415862 | 1284 | case MBX_KILL_BOARD: |
dea3101e JB |
1285 | case MBX_LOAD_AREA: |
1286 | case MBX_LOAD_EXP_ROM: | |
41415862 JW |
1287 | case MBX_BEACON: |
1288 | case MBX_DEL_LD_ENTRY: | |
dea3101e JB |
1289 | break; |
1290 | case MBX_READ_SPARM64: | |
1291 | case MBX_READ_LA: | |
1292 | case MBX_READ_LA64: | |
1293 | case MBX_REG_LOGIN: | |
1294 | case MBX_REG_LOGIN64: | |
1295 | case MBX_CONFIG_PORT: | |
1296 | case MBX_RUN_BIU_DIAG: | |
1297 | printk(KERN_WARNING "mbox_read: Illegal Command 0x%x\n", | |
1298 | phba->sysfs_mbox.mbox->mb.mbxCommand); | |
1299 | sysfs_mbox_idle(phba); | |
1300 | spin_unlock_irq(phba->host->host_lock); | |
1301 | return -EPERM; | |
1302 | default: | |
1303 | printk(KERN_WARNING "mbox_read: Unknown Command 0x%x\n", | |
1304 | phba->sysfs_mbox.mbox->mb.mbxCommand); | |
1305 | sysfs_mbox_idle(phba); | |
1306 | spin_unlock_irq(phba->host->host_lock); | |
1307 | return -EPERM; | |
1308 | } | |
1309 | ||
1310 | if ((phba->fc_flag & FC_OFFLINE_MODE) || | |
1311 | (!(phba->sli.sli_flag & LPFC_SLI2_ACTIVE))){ | |
1312 | ||
1313 | spin_unlock_irq(phba->host->host_lock); | |
1314 | rc = lpfc_sli_issue_mbox (phba, | |
1315 | phba->sysfs_mbox.mbox, | |
1316 | MBX_POLL); | |
1317 | spin_lock_irq(phba->host->host_lock); | |
1318 | ||
1319 | } else { | |
1320 | spin_unlock_irq(phba->host->host_lock); | |
1321 | rc = lpfc_sli_issue_mbox_wait (phba, | |
1322 | phba->sysfs_mbox.mbox, | |
a309a6b6 JS |
1323 | lpfc_mbox_tmo_val(phba, |
1324 | phba->sysfs_mbox.mbox->mb.mbxCommand) * HZ); | |
dea3101e JB |
1325 | spin_lock_irq(phba->host->host_lock); |
1326 | } | |
1327 | ||
1328 | if (rc != MBX_SUCCESS) { | |
1dcb58e5 JS |
1329 | if (rc == MBX_TIMEOUT) { |
1330 | phba->sysfs_mbox.mbox->mbox_cmpl = | |
1331 | lpfc_sli_def_mbox_cmpl; | |
1332 | phba->sysfs_mbox.mbox = NULL; | |
1333 | } | |
dea3101e JB |
1334 | sysfs_mbox_idle(phba); |
1335 | spin_unlock_irq(host->host_lock); | |
8f6d98d2 | 1336 | return (rc == MBX_TIMEOUT) ? -ETIME : -ENODEV; |
dea3101e JB |
1337 | } |
1338 | phba->sysfs_mbox.state = SMBOX_READING; | |
1339 | } | |
1340 | else if (phba->sysfs_mbox.offset != off || | |
1341 | phba->sysfs_mbox.state != SMBOX_READING) { | |
1342 | printk(KERN_WARNING "mbox_read: Bad State\n"); | |
1343 | sysfs_mbox_idle(phba); | |
1344 | spin_unlock_irq(host->host_lock); | |
8f6d98d2 | 1345 | return -EAGAIN; |
dea3101e JB |
1346 | } |
1347 | ||
1348 | memcpy(buf, (uint8_t *) & phba->sysfs_mbox.mbox->mb + off, count); | |
1349 | ||
1350 | phba->sysfs_mbox.offset = off + count; | |
1351 | ||
1dcb58e5 | 1352 | if (phba->sysfs_mbox.offset == MAILBOX_CMD_SIZE) |
dea3101e JB |
1353 | sysfs_mbox_idle(phba); |
1354 | ||
1355 | spin_unlock_irq(phba->host->host_lock); | |
1356 | ||
1357 | return count; | |
1358 | } | |
1359 | ||
1360 | static struct bin_attribute sysfs_mbox_attr = { | |
1361 | .attr = { | |
1362 | .name = "mbox", | |
1363 | .mode = S_IRUSR | S_IWUSR, | |
1364 | .owner = THIS_MODULE, | |
1365 | }, | |
1dcb58e5 | 1366 | .size = MAILBOX_CMD_SIZE, |
dea3101e JB |
1367 | .read = sysfs_mbox_read, |
1368 | .write = sysfs_mbox_write, | |
1369 | }; | |
1370 | ||
1371 | int | |
1372 | lpfc_alloc_sysfs_attr(struct lpfc_hba *phba) | |
1373 | { | |
1374 | struct Scsi_Host *host = phba->host; | |
1375 | int error; | |
1376 | ||
1377 | error = sysfs_create_bin_file(&host->shost_classdev.kobj, | |
1378 | &sysfs_ctlreg_attr); | |
1379 | if (error) | |
1380 | goto out; | |
1381 | ||
1382 | error = sysfs_create_bin_file(&host->shost_classdev.kobj, | |
1383 | &sysfs_mbox_attr); | |
1384 | if (error) | |
1385 | goto out_remove_ctlreg_attr; | |
1386 | ||
1387 | return 0; | |
1388 | out_remove_ctlreg_attr: | |
1389 | sysfs_remove_bin_file(&host->shost_classdev.kobj, &sysfs_ctlreg_attr); | |
1390 | out: | |
1391 | return error; | |
1392 | } | |
1393 | ||
1394 | void | |
1395 | lpfc_free_sysfs_attr(struct lpfc_hba *phba) | |
1396 | { | |
1397 | struct Scsi_Host *host = phba->host; | |
1398 | ||
1399 | sysfs_remove_bin_file(&host->shost_classdev.kobj, &sysfs_mbox_attr); | |
1400 | sysfs_remove_bin_file(&host->shost_classdev.kobj, &sysfs_ctlreg_attr); | |
1401 | } | |
1402 | ||
1403 | ||
1404 | /* | |
1405 | * Dynamic FC Host Attributes Support | |
1406 | */ | |
1407 | ||
1408 | static void | |
1409 | lpfc_get_host_port_id(struct Scsi_Host *shost) | |
1410 | { | |
7f0b5b19 | 1411 | struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; |
dea3101e JB |
1412 | /* note: fc_myDID already in cpu endianness */ |
1413 | fc_host_port_id(shost) = phba->fc_myDID; | |
1414 | } | |
1415 | ||
1416 | static void | |
1417 | lpfc_get_host_port_type(struct Scsi_Host *shost) | |
1418 | { | |
7f0b5b19 | 1419 | struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; |
dea3101e JB |
1420 | |
1421 | spin_lock_irq(shost->host_lock); | |
1422 | ||
1423 | if (phba->hba_state == LPFC_HBA_READY) { | |
1424 | if (phba->fc_topology == TOPOLOGY_LOOP) { | |
1425 | if (phba->fc_flag & FC_PUBLIC_LOOP) | |
1426 | fc_host_port_type(shost) = FC_PORTTYPE_NLPORT; | |
1427 | else | |
1428 | fc_host_port_type(shost) = FC_PORTTYPE_LPORT; | |
1429 | } else { | |
1430 | if (phba->fc_flag & FC_FABRIC) | |
1431 | fc_host_port_type(shost) = FC_PORTTYPE_NPORT; | |
1432 | else | |
1433 | fc_host_port_type(shost) = FC_PORTTYPE_PTP; | |
1434 | } | |
1435 | } else | |
1436 | fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN; | |
1437 | ||
1438 | spin_unlock_irq(shost->host_lock); | |
1439 | } | |
1440 | ||
1441 | static void | |
1442 | lpfc_get_host_port_state(struct Scsi_Host *shost) | |
1443 | { | |
7f0b5b19 | 1444 | struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; |
dea3101e JB |
1445 | |
1446 | spin_lock_irq(shost->host_lock); | |
1447 | ||
1448 | if (phba->fc_flag & FC_OFFLINE_MODE) | |
1449 | fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; | |
1450 | else { | |
1451 | switch (phba->hba_state) { | |
41415862 JW |
1452 | case LPFC_STATE_UNKNOWN: |
1453 | case LPFC_WARM_START: | |
dea3101e JB |
1454 | case LPFC_INIT_START: |
1455 | case LPFC_INIT_MBX_CMDS: | |
1456 | case LPFC_LINK_DOWN: | |
1457 | fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; | |
1458 | break; | |
1459 | case LPFC_LINK_UP: | |
1460 | case LPFC_LOCAL_CFG_LINK: | |
1461 | case LPFC_FLOGI: | |
1462 | case LPFC_FABRIC_CFG_LINK: | |
1463 | case LPFC_NS_REG: | |
1464 | case LPFC_NS_QRY: | |
1465 | case LPFC_BUILD_DISC_LIST: | |
1466 | case LPFC_DISC_AUTH: | |
1467 | case LPFC_CLEAR_LA: | |
1468 | case LPFC_HBA_READY: | |
1469 | /* Links up, beyond this port_type reports state */ | |
1470 | fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; | |
1471 | break; | |
1472 | case LPFC_HBA_ERROR: | |
1473 | fc_host_port_state(shost) = FC_PORTSTATE_ERROR; | |
1474 | break; | |
1475 | default: | |
1476 | fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; | |
1477 | break; | |
1478 | } | |
1479 | } | |
1480 | ||
1481 | spin_unlock_irq(shost->host_lock); | |
1482 | } | |
1483 | ||
1484 | static void | |
1485 | lpfc_get_host_speed(struct Scsi_Host *shost) | |
1486 | { | |
7f0b5b19 | 1487 | struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; |
dea3101e JB |
1488 | |
1489 | spin_lock_irq(shost->host_lock); | |
1490 | ||
1491 | if (phba->hba_state == LPFC_HBA_READY) { | |
1492 | switch(phba->fc_linkspeed) { | |
1493 | case LA_1GHZ_LINK: | |
1494 | fc_host_speed(shost) = FC_PORTSPEED_1GBIT; | |
1495 | break; | |
1496 | case LA_2GHZ_LINK: | |
1497 | fc_host_speed(shost) = FC_PORTSPEED_2GBIT; | |
1498 | break; | |
1499 | case LA_4GHZ_LINK: | |
1500 | fc_host_speed(shost) = FC_PORTSPEED_4GBIT; | |
1501 | break; | |
1502 | default: | |
1503 | fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN; | |
1504 | break; | |
1505 | } | |
1506 | } | |
1507 | ||
1508 | spin_unlock_irq(shost->host_lock); | |
1509 | } | |
1510 | ||
1511 | static void | |
1512 | lpfc_get_host_fabric_name (struct Scsi_Host *shost) | |
1513 | { | |
7f0b5b19 | 1514 | struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; |
f631b4be | 1515 | u64 node_name; |
dea3101e JB |
1516 | |
1517 | spin_lock_irq(shost->host_lock); | |
1518 | ||
1519 | if ((phba->fc_flag & FC_FABRIC) || | |
1520 | ((phba->fc_topology == TOPOLOGY_LOOP) && | |
1521 | (phba->fc_flag & FC_PUBLIC_LOOP))) | |
68ce1eb5 | 1522 | node_name = wwn_to_u64(phba->fc_fabparam.nodeName.u.wwn); |
dea3101e JB |
1523 | else |
1524 | /* fabric is local port if there is no F/FL_Port */ | |
68ce1eb5 | 1525 | node_name = wwn_to_u64(phba->fc_nodename.u.wwn); |
dea3101e JB |
1526 | |
1527 | spin_unlock_irq(shost->host_lock); | |
1528 | ||
f631b4be | 1529 | fc_host_fabric_name(shost) = node_name; |
dea3101e JB |
1530 | } |
1531 | ||
ae36764a JS |
1532 | static void |
1533 | lpfc_get_host_symbolic_name (struct Scsi_Host *shost) | |
1534 | { | |
1535 | struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; | |
1536 | ||
1537 | spin_lock_irq(shost->host_lock); | |
1538 | lpfc_get_hba_sym_node_name(phba, fc_host_symbolic_name(shost)); | |
1539 | spin_unlock_irq(shost->host_lock); | |
1540 | } | |
dea3101e JB |
1541 | |
1542 | static struct fc_host_statistics * | |
1543 | lpfc_get_stats(struct Scsi_Host *shost) | |
1544 | { | |
7f0b5b19 | 1545 | struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata; |
dea3101e | 1546 | struct lpfc_sli *psli = &phba->sli; |
f888ba3c | 1547 | struct fc_host_statistics *hs = &phba->link_stats; |
64ba8818 | 1548 | struct lpfc_lnk_stat * lso = &psli->lnk_stat_offsets; |
dea3101e JB |
1549 | LPFC_MBOXQ_t *pmboxq; |
1550 | MAILBOX_t *pmb; | |
64ba8818 | 1551 | unsigned long seconds; |
433c3579 | 1552 | int rc = 0; |
dea3101e JB |
1553 | |
1554 | pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
1555 | if (!pmboxq) | |
1556 | return NULL; | |
1557 | memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t)); | |
1558 | ||
1559 | pmb = &pmboxq->mb; | |
1560 | pmb->mbxCommand = MBX_READ_STATUS; | |
1561 | pmb->mbxOwner = OWN_HOST; | |
1562 | pmboxq->context1 = NULL; | |
1563 | ||
1564 | if ((phba->fc_flag & FC_OFFLINE_MODE) || | |
433c3579 | 1565 | (!(psli->sli_flag & LPFC_SLI2_ACTIVE))) |
dea3101e | 1566 | rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); |
433c3579 | 1567 | else |
dea3101e JB |
1568 | rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); |
1569 | ||
1570 | if (rc != MBX_SUCCESS) { | |
433c3579 JSEC |
1571 | if (rc == MBX_TIMEOUT) |
1572 | pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
1573 | else | |
1574 | mempool_free(pmboxq, phba->mbox_mem_pool); | |
dea3101e JB |
1575 | return NULL; |
1576 | } | |
1577 | ||
f888ba3c JSEC |
1578 | memset(hs, 0, sizeof (struct fc_host_statistics)); |
1579 | ||
dea3101e JB |
1580 | hs->tx_frames = pmb->un.varRdStatus.xmitFrameCnt; |
1581 | hs->tx_words = (pmb->un.varRdStatus.xmitByteCnt * 256); | |
1582 | hs->rx_frames = pmb->un.varRdStatus.rcvFrameCnt; | |
1583 | hs->rx_words = (pmb->un.varRdStatus.rcvByteCnt * 256); | |
1584 | ||
433c3579 | 1585 | memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t)); |
dea3101e JB |
1586 | pmb->mbxCommand = MBX_READ_LNK_STAT; |
1587 | pmb->mbxOwner = OWN_HOST; | |
1588 | pmboxq->context1 = NULL; | |
1589 | ||
1590 | if ((phba->fc_flag & FC_OFFLINE_MODE) || | |
433c3579 | 1591 | (!(psli->sli_flag & LPFC_SLI2_ACTIVE))) |
dea3101e | 1592 | rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); |
433c3579 | 1593 | else |
dea3101e JB |
1594 | rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); |
1595 | ||
1596 | if (rc != MBX_SUCCESS) { | |
433c3579 JSEC |
1597 | if (rc == MBX_TIMEOUT) |
1598 | pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
1599 | else | |
1600 | mempool_free( pmboxq, phba->mbox_mem_pool); | |
dea3101e JB |
1601 | return NULL; |
1602 | } | |
1603 | ||
1604 | hs->link_failure_count = pmb->un.varRdLnk.linkFailureCnt; | |
1605 | hs->loss_of_sync_count = pmb->un.varRdLnk.lossSyncCnt; | |
1606 | hs->loss_of_signal_count = pmb->un.varRdLnk.lossSignalCnt; | |
1607 | hs->prim_seq_protocol_err_count = pmb->un.varRdLnk.primSeqErrCnt; | |
1608 | hs->invalid_tx_word_count = pmb->un.varRdLnk.invalidXmitWord; | |
1609 | hs->invalid_crc_count = pmb->un.varRdLnk.crcCnt; | |
1610 | hs->error_frames = pmb->un.varRdLnk.crcCnt; | |
1611 | ||
64ba8818 JS |
1612 | hs->link_failure_count -= lso->link_failure_count; |
1613 | hs->loss_of_sync_count -= lso->loss_of_sync_count; | |
1614 | hs->loss_of_signal_count -= lso->loss_of_signal_count; | |
1615 | hs->prim_seq_protocol_err_count -= lso->prim_seq_protocol_err_count; | |
1616 | hs->invalid_tx_word_count -= lso->invalid_tx_word_count; | |
1617 | hs->invalid_crc_count -= lso->invalid_crc_count; | |
1618 | hs->error_frames -= lso->error_frames; | |
1619 | ||
dea3101e JB |
1620 | if (phba->fc_topology == TOPOLOGY_LOOP) { |
1621 | hs->lip_count = (phba->fc_eventTag >> 1); | |
64ba8818 | 1622 | hs->lip_count -= lso->link_events; |
dea3101e JB |
1623 | hs->nos_count = -1; |
1624 | } else { | |
1625 | hs->lip_count = -1; | |
1626 | hs->nos_count = (phba->fc_eventTag >> 1); | |
64ba8818 | 1627 | hs->nos_count -= lso->link_events; |
dea3101e JB |
1628 | } |
1629 | ||
1630 | hs->dumped_frames = -1; | |
1631 | ||
64ba8818 JS |
1632 | seconds = get_seconds(); |
1633 | if (seconds < psli->stats_start) | |
1634 | hs->seconds_since_last_reset = seconds + | |
1635 | ((unsigned long)-1 - psli->stats_start); | |
1636 | else | |
1637 | hs->seconds_since_last_reset = seconds - psli->stats_start; | |
dea3101e | 1638 | |
1dcb58e5 JS |
1639 | mempool_free(pmboxq, phba->mbox_mem_pool); |
1640 | ||
dea3101e JB |
1641 | return hs; |
1642 | } | |
1643 | ||
64ba8818 JS |
1644 | static void |
1645 | lpfc_reset_stats(struct Scsi_Host *shost) | |
1646 | { | |
1647 | struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata; | |
1648 | struct lpfc_sli *psli = &phba->sli; | |
1649 | struct lpfc_lnk_stat * lso = &psli->lnk_stat_offsets; | |
1650 | LPFC_MBOXQ_t *pmboxq; | |
1651 | MAILBOX_t *pmb; | |
1652 | int rc = 0; | |
1653 | ||
1654 | pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
1655 | if (!pmboxq) | |
1656 | return; | |
1657 | memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t)); | |
1658 | ||
1659 | pmb = &pmboxq->mb; | |
1660 | pmb->mbxCommand = MBX_READ_STATUS; | |
1661 | pmb->mbxOwner = OWN_HOST; | |
1662 | pmb->un.varWords[0] = 0x1; /* reset request */ | |
1663 | pmboxq->context1 = NULL; | |
1664 | ||
1665 | if ((phba->fc_flag & FC_OFFLINE_MODE) || | |
1666 | (!(psli->sli_flag & LPFC_SLI2_ACTIVE))) | |
1667 | rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); | |
1668 | else | |
1669 | rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); | |
1670 | ||
1671 | if (rc != MBX_SUCCESS) { | |
1672 | if (rc == MBX_TIMEOUT) | |
1673 | pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
1674 | else | |
1675 | mempool_free(pmboxq, phba->mbox_mem_pool); | |
1676 | return; | |
1677 | } | |
1678 | ||
1679 | memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t)); | |
1680 | pmb->mbxCommand = MBX_READ_LNK_STAT; | |
1681 | pmb->mbxOwner = OWN_HOST; | |
1682 | pmboxq->context1 = NULL; | |
1683 | ||
1684 | if ((phba->fc_flag & FC_OFFLINE_MODE) || | |
1685 | (!(psli->sli_flag & LPFC_SLI2_ACTIVE))) | |
1686 | rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); | |
1687 | else | |
1688 | rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); | |
1689 | ||
1690 | if (rc != MBX_SUCCESS) { | |
1691 | if (rc == MBX_TIMEOUT) | |
1692 | pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
1693 | else | |
1694 | mempool_free( pmboxq, phba->mbox_mem_pool); | |
1695 | return; | |
1696 | } | |
1697 | ||
1698 | lso->link_failure_count = pmb->un.varRdLnk.linkFailureCnt; | |
1699 | lso->loss_of_sync_count = pmb->un.varRdLnk.lossSyncCnt; | |
1700 | lso->loss_of_signal_count = pmb->un.varRdLnk.lossSignalCnt; | |
1701 | lso->prim_seq_protocol_err_count = pmb->un.varRdLnk.primSeqErrCnt; | |
1702 | lso->invalid_tx_word_count = pmb->un.varRdLnk.invalidXmitWord; | |
1703 | lso->invalid_crc_count = pmb->un.varRdLnk.crcCnt; | |
1704 | lso->error_frames = pmb->un.varRdLnk.crcCnt; | |
1705 | lso->link_events = (phba->fc_eventTag >> 1); | |
1706 | ||
1707 | psli->stats_start = get_seconds(); | |
1708 | ||
1dcb58e5 JS |
1709 | mempool_free(pmboxq, phba->mbox_mem_pool); |
1710 | ||
64ba8818 JS |
1711 | return; |
1712 | } | |
dea3101e JB |
1713 | |
1714 | /* | |
1715 | * The LPFC driver treats linkdown handling as target loss events so there | |
1716 | * are no sysfs handlers for link_down_tmo. | |
1717 | */ | |
1718 | static void | |
1719 | lpfc_get_starget_port_id(struct scsi_target *starget) | |
1720 | { | |
1721 | struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); | |
7f0b5b19 | 1722 | struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata; |
dea3101e JB |
1723 | uint32_t did = -1; |
1724 | struct lpfc_nodelist *ndlp = NULL; | |
1725 | ||
1726 | spin_lock_irq(shost->host_lock); | |
1727 | /* Search the mapped list for this target ID */ | |
1728 | list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) { | |
1729 | if (starget->id == ndlp->nlp_sid) { | |
1730 | did = ndlp->nlp_DID; | |
1731 | break; | |
1732 | } | |
1733 | } | |
1734 | spin_unlock_irq(shost->host_lock); | |
1735 | ||
1736 | fc_starget_port_id(starget) = did; | |
1737 | } | |
1738 | ||
1739 | static void | |
1740 | lpfc_get_starget_node_name(struct scsi_target *starget) | |
1741 | { | |
1742 | struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); | |
7f0b5b19 | 1743 | struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata; |
f631b4be | 1744 | u64 node_name = 0; |
dea3101e JB |
1745 | struct lpfc_nodelist *ndlp = NULL; |
1746 | ||
1747 | spin_lock_irq(shost->host_lock); | |
1748 | /* Search the mapped list for this target ID */ | |
1749 | list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) { | |
1750 | if (starget->id == ndlp->nlp_sid) { | |
68ce1eb5 | 1751 | node_name = wwn_to_u64(ndlp->nlp_nodename.u.wwn); |
dea3101e JB |
1752 | break; |
1753 | } | |
1754 | } | |
1755 | spin_unlock_irq(shost->host_lock); | |
1756 | ||
f631b4be | 1757 | fc_starget_node_name(starget) = node_name; |
dea3101e JB |
1758 | } |
1759 | ||
1760 | static void | |
1761 | lpfc_get_starget_port_name(struct scsi_target *starget) | |
1762 | { | |
1763 | struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); | |
7f0b5b19 | 1764 | struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata; |
f631b4be | 1765 | u64 port_name = 0; |
dea3101e JB |
1766 | struct lpfc_nodelist *ndlp = NULL; |
1767 | ||
1768 | spin_lock_irq(shost->host_lock); | |
1769 | /* Search the mapped list for this target ID */ | |
1770 | list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) { | |
1771 | if (starget->id == ndlp->nlp_sid) { | |
68ce1eb5 | 1772 | port_name = wwn_to_u64(ndlp->nlp_portname.u.wwn); |
dea3101e JB |
1773 | break; |
1774 | } | |
1775 | } | |
1776 | spin_unlock_irq(shost->host_lock); | |
1777 | ||
f631b4be | 1778 | fc_starget_port_name(starget) = port_name; |
dea3101e JB |
1779 | } |
1780 | ||
dea3101e JB |
1781 | static void |
1782 | lpfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) | |
1783 | { | |
dea3101e | 1784 | if (timeout) |
c01f3208 | 1785 | rport->dev_loss_tmo = timeout; |
dea3101e | 1786 | else |
c01f3208 | 1787 | rport->dev_loss_tmo = 1; |
dea3101e JB |
1788 | } |
1789 | ||
1790 | ||
1791 | #define lpfc_rport_show_function(field, format_string, sz, cast) \ | |
1792 | static ssize_t \ | |
1793 | lpfc_show_rport_##field (struct class_device *cdev, char *buf) \ | |
1794 | { \ | |
1795 | struct fc_rport *rport = transport_class_to_rport(cdev); \ | |
1796 | struct lpfc_rport_data *rdata = rport->hostdata; \ | |
1797 | return snprintf(buf, sz, format_string, \ | |
1798 | (rdata->target) ? cast rdata->target->field : 0); \ | |
1799 | } | |
1800 | ||
1801 | #define lpfc_rport_rd_attr(field, format_string, sz) \ | |
1802 | lpfc_rport_show_function(field, format_string, sz, ) \ | |
1803 | static FC_RPORT_ATTR(field, S_IRUGO, lpfc_show_rport_##field, NULL) | |
1804 | ||
1805 | ||
1806 | struct fc_function_template lpfc_transport_functions = { | |
1807 | /* fixed attributes the driver supports */ | |
1808 | .show_host_node_name = 1, | |
1809 | .show_host_port_name = 1, | |
1810 | .show_host_supported_classes = 1, | |
1811 | .show_host_supported_fc4s = 1, | |
dea3101e JB |
1812 | .show_host_supported_speeds = 1, |
1813 | .show_host_maxframe_size = 1, | |
1814 | ||
1815 | /* dynamic attributes the driver supports */ | |
1816 | .get_host_port_id = lpfc_get_host_port_id, | |
1817 | .show_host_port_id = 1, | |
1818 | ||
1819 | .get_host_port_type = lpfc_get_host_port_type, | |
1820 | .show_host_port_type = 1, | |
1821 | ||
1822 | .get_host_port_state = lpfc_get_host_port_state, | |
1823 | .show_host_port_state = 1, | |
1824 | ||
1825 | /* active_fc4s is shown but doesn't change (thus no get function) */ | |
1826 | .show_host_active_fc4s = 1, | |
1827 | ||
1828 | .get_host_speed = lpfc_get_host_speed, | |
1829 | .show_host_speed = 1, | |
1830 | ||
1831 | .get_host_fabric_name = lpfc_get_host_fabric_name, | |
1832 | .show_host_fabric_name = 1, | |
1833 | ||
ae36764a JS |
1834 | .get_host_symbolic_name = lpfc_get_host_symbolic_name, |
1835 | .show_host_symbolic_name = 1, | |
1836 | ||
dea3101e JB |
1837 | /* |
1838 | * The LPFC driver treats linkdown handling as target loss events | |
1839 | * so there are no sysfs handlers for link_down_tmo. | |
1840 | */ | |
1841 | ||
1842 | .get_fc_host_stats = lpfc_get_stats, | |
64ba8818 | 1843 | .reset_fc_host_stats = lpfc_reset_stats, |
dea3101e JB |
1844 | |
1845 | .dd_fcrport_size = sizeof(struct lpfc_rport_data), | |
1846 | .show_rport_maxframe_size = 1, | |
1847 | .show_rport_supported_classes = 1, | |
1848 | ||
dea3101e JB |
1849 | .set_rport_dev_loss_tmo = lpfc_set_rport_loss_tmo, |
1850 | .show_rport_dev_loss_tmo = 1, | |
1851 | ||
1852 | .get_starget_port_id = lpfc_get_starget_port_id, | |
1853 | .show_starget_port_id = 1, | |
1854 | ||
1855 | .get_starget_node_name = lpfc_get_starget_node_name, | |
1856 | .show_starget_node_name = 1, | |
1857 | ||
1858 | .get_starget_port_name = lpfc_get_starget_port_name, | |
1859 | .show_starget_port_name = 1, | |
91ca7b01 AV |
1860 | |
1861 | .issue_fc_host_lip = lpfc_issue_lip, | |
c01f3208 JS |
1862 | .dev_loss_tmo_callbk = lpfc_dev_loss_tmo_callbk, |
1863 | .terminate_rport_io = lpfc_terminate_rport_io, | |
dea3101e JB |
1864 | }; |
1865 | ||
1866 | void | |
1867 | lpfc_get_cfgparam(struct lpfc_hba *phba) | |
1868 | { | |
7bcbb752 JSEC |
1869 | lpfc_log_verbose_init(phba, lpfc_log_verbose); |
1870 | lpfc_cr_delay_init(phba, lpfc_cr_delay); | |
1871 | lpfc_cr_count_init(phba, lpfc_cr_count); | |
cf5bf97e | 1872 | lpfc_multi_ring_support_init(phba, lpfc_multi_ring_support); |
a4bc3379 JS |
1873 | lpfc_multi_ring_rctl_init(phba, lpfc_multi_ring_rctl); |
1874 | lpfc_multi_ring_type_init(phba, lpfc_multi_ring_type); | |
7bcbb752 JSEC |
1875 | lpfc_lun_queue_depth_init(phba, lpfc_lun_queue_depth); |
1876 | lpfc_fcp_class_init(phba, lpfc_fcp_class); | |
1877 | lpfc_use_adisc_init(phba, lpfc_use_adisc); | |
1878 | lpfc_ack0_init(phba, lpfc_ack0); | |
1879 | lpfc_topology_init(phba, lpfc_topology); | |
1880 | lpfc_scan_down_init(phba, lpfc_scan_down); | |
7bcbb752 JSEC |
1881 | lpfc_link_speed_init(phba, lpfc_link_speed); |
1882 | lpfc_fdmi_on_init(phba, lpfc_fdmi_on); | |
1883 | lpfc_discovery_threads_init(phba, lpfc_discovery_threads); | |
1884 | lpfc_max_luns_init(phba, lpfc_max_luns); | |
875fbdfe | 1885 | lpfc_poll_tmo_init(phba, lpfc_poll_tmo); |
4ff43246 | 1886 | lpfc_use_msi_init(phba, lpfc_use_msi); |
c01f3208 JS |
1887 | lpfc_devloss_tmo_init(phba, lpfc_devloss_tmo); |
1888 | lpfc_nodev_tmo_init(phba, lpfc_nodev_tmo); | |
875fbdfe | 1889 | phba->cfg_poll = lpfc_poll; |
a12e07bc | 1890 | phba->cfg_soft_wwnn = 0L; |
c3f28afa | 1891 | phba->cfg_soft_wwpn = 0L; |
dea3101e JB |
1892 | |
1893 | /* | |
1894 | * The total number of segments is the configuration value plus 2 | |
1895 | * since the IOCB need a command and response bde. | |
1896 | */ | |
1897 | phba->cfg_sg_seg_cnt = LPFC_SG_SEG_CNT + 2; | |
1898 | ||
1899 | /* | |
1900 | * Since the sg_tablesize is module parameter, the sg_dma_buf_size | |
1901 | * used to create the sg_dma_buf_pool must be dynamically calculated | |
1902 | */ | |
1903 | phba->cfg_sg_dma_buf_size = sizeof(struct fcp_cmnd) + | |
1904 | sizeof(struct fcp_rsp) + | |
1905 | (phba->cfg_sg_seg_cnt * sizeof(struct ulp_bde64)); | |
1906 | ||
1907 | switch (phba->pcidev->device) { | |
1908 | case PCI_DEVICE_ID_LP101: | |
1909 | case PCI_DEVICE_ID_BSMB: | |
1910 | case PCI_DEVICE_ID_ZSMB: | |
1911 | phba->cfg_hba_queue_depth = LPFC_LP101_HBA_Q_DEPTH; | |
1912 | break; | |
1913 | case PCI_DEVICE_ID_RFLY: | |
1914 | case PCI_DEVICE_ID_PFLY: | |
1915 | case PCI_DEVICE_ID_BMID: | |
1916 | case PCI_DEVICE_ID_ZMID: | |
1917 | case PCI_DEVICE_ID_TFLY: | |
1918 | phba->cfg_hba_queue_depth = LPFC_LC_HBA_Q_DEPTH; | |
1919 | break; | |
1920 | default: | |
1921 | phba->cfg_hba_queue_depth = LPFC_DFT_HBA_Q_DEPTH; | |
1922 | } | |
b28485ac JW |
1923 | |
1924 | if (phba->cfg_hba_queue_depth > lpfc_hba_queue_depth) | |
1925 | lpfc_hba_queue_depth_init(phba, lpfc_hba_queue_depth); | |
1926 | ||
dea3101e JB |
1927 | return; |
1928 | } |