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workqueue: Make worker_attach/detach_pool() update worker->pool
[linux/fpc-iii.git] / drivers / scsi / qla2xxx / qla_attr.c
blob89a4999fa631f213b52ac1ca15eacba2f9b48f93
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2014 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8 #include "qla_target.h"
9
10 #include <linux/kthread.h>
11 #include <linux/vmalloc.h>
12 #include <linux/slab.h>
13 #include <linux/delay.h>
14
15 static int qla24xx_vport_disable(struct fc_vport *, bool);
16
17 /* SYSFS attributes --------------------------------------------------------- */
18
19 static ssize_t
20 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
21 struct bin_attribute *bin_attr,
22 char *buf, loff_t off, size_t count)
23 {
24 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
25 struct device, kobj)));
26 struct qla_hw_data *ha = vha->hw;
27 int rval = 0;
28
29 if (!(ha->fw_dump_reading || ha->mctp_dump_reading))
30 return 0;
31
32 if (IS_P3P_TYPE(ha)) {
33 if (off < ha->md_template_size) {
34 rval = memory_read_from_buffer(buf, count,
35 &off, ha->md_tmplt_hdr, ha->md_template_size);
36 return rval;
37 }
38 off -= ha->md_template_size;
39 rval = memory_read_from_buffer(buf, count,
40 &off, ha->md_dump, ha->md_dump_size);
41 return rval;
42 } else if (ha->mctp_dumped && ha->mctp_dump_reading)
43 return memory_read_from_buffer(buf, count, &off, ha->mctp_dump,
44 MCTP_DUMP_SIZE);
45 else if (ha->fw_dump_reading)
46 return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
47 ha->fw_dump_len);
48 else
49 return 0;
50 }
51
52 static ssize_t
53 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
54 struct bin_attribute *bin_attr,
55 char *buf, loff_t off, size_t count)
56 {
57 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
58 struct device, kobj)));
59 struct qla_hw_data *ha = vha->hw;
60 int reading;
61
62 if (off != 0)
63 return (0);
64
65 reading = simple_strtol(buf, NULL, 10);
66 switch (reading) {
67 case 0:
68 if (!ha->fw_dump_reading)
69 break;
70
71 ql_log(ql_log_info, vha, 0x705d,
72 "Firmware dump cleared on (%ld).\n", vha->host_no);
73
74 if (IS_P3P_TYPE(ha)) {
75 qla82xx_md_free(vha);
76 qla82xx_md_prep(vha);
77 }
78 ha->fw_dump_reading = 0;
79 ha->fw_dumped = 0;
80 break;
81 case 1:
82 if (ha->fw_dumped && !ha->fw_dump_reading) {
83 ha->fw_dump_reading = 1;
84
85 ql_log(ql_log_info, vha, 0x705e,
86 "Raw firmware dump ready for read on (%ld).\n",
87 vha->host_no);
88 }
89 break;
90 case 2:
91 qla2x00_alloc_fw_dump(vha);
92 break;
93 case 3:
94 if (IS_QLA82XX(ha)) {
95 qla82xx_idc_lock(ha);
96 qla82xx_set_reset_owner(vha);
97 qla82xx_idc_unlock(ha);
98 } else if (IS_QLA8044(ha)) {
99 qla8044_idc_lock(ha);
100 qla82xx_set_reset_owner(vha);
101 qla8044_idc_unlock(ha);
102 } else
103 qla2x00_system_error(vha);
104 break;
105 case 4:
106 if (IS_P3P_TYPE(ha)) {
107 if (ha->md_tmplt_hdr)
108 ql_dbg(ql_dbg_user, vha, 0x705b,
109 "MiniDump supported with this firmware.\n");
110 else
111 ql_dbg(ql_dbg_user, vha, 0x709d,
112 "MiniDump not supported with this firmware.\n");
113 }
114 break;
115 case 5:
116 if (IS_P3P_TYPE(ha))
117 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
118 break;
119 case 6:
120 if (!ha->mctp_dump_reading)
121 break;
122 ql_log(ql_log_info, vha, 0x70c1,
123 "MCTP dump cleared on (%ld).\n", vha->host_no);
124 ha->mctp_dump_reading = 0;
125 ha->mctp_dumped = 0;
126 break;
127 case 7:
128 if (ha->mctp_dumped && !ha->mctp_dump_reading) {
129 ha->mctp_dump_reading = 1;
130 ql_log(ql_log_info, vha, 0x70c2,
131 "Raw mctp dump ready for read on (%ld).\n",
132 vha->host_no);
133 }
134 break;
135 }
136 return count;
137 }
138
139 static struct bin_attribute sysfs_fw_dump_attr = {
140 .attr = {
141 .name = "fw_dump",
142 .mode = S_IRUSR | S_IWUSR,
143 },
144 .size = 0,
145 .read = qla2x00_sysfs_read_fw_dump,
146 .write = qla2x00_sysfs_write_fw_dump,
147 };
148
149 static ssize_t
150 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
151 struct bin_attribute *bin_attr,
152 char *buf, loff_t off, size_t count)
153 {
154 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
155 struct device, kobj)));
156 struct qla_hw_data *ha = vha->hw;
157
158 if (!capable(CAP_SYS_ADMIN))
159 return 0;
160
161 if (IS_NOCACHE_VPD_TYPE(ha))
162 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
163 ha->nvram_size);
164 return memory_read_from_buffer(buf, count, &off, ha->nvram,
165 ha->nvram_size);
166 }
167
168 static ssize_t
169 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
170 struct bin_attribute *bin_attr,
171 char *buf, loff_t off, size_t count)
172 {
173 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
174 struct device, kobj)));
175 struct qla_hw_data *ha = vha->hw;
176 uint16_t cnt;
177
178 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
179 !ha->isp_ops->write_nvram)
180 return -EINVAL;
181
182 /* Checksum NVRAM. */
183 if (IS_FWI2_CAPABLE(ha)) {
184 uint32_t *iter;
185 uint32_t chksum;
186
187 iter = (uint32_t *)buf;
188 chksum = 0;
189 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++, iter++)
190 chksum += le32_to_cpu(*iter);
191 chksum = ~chksum + 1;
192 *iter = cpu_to_le32(chksum);
193 } else {
194 uint8_t *iter;
195 uint8_t chksum;
196
197 iter = (uint8_t *)buf;
198 chksum = 0;
199 for (cnt = 0; cnt < count - 1; cnt++)
200 chksum += *iter++;
201 chksum = ~chksum + 1;
202 *iter = chksum;
203 }
204
205 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
206 ql_log(ql_log_warn, vha, 0x705f,
207 "HBA not online, failing NVRAM update.\n");
208 return -EAGAIN;
209 }
210
211 /* Write NVRAM. */
212 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count);
213 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base,
214 count);
215
216 ql_dbg(ql_dbg_user, vha, 0x7060,
217 "Setting ISP_ABORT_NEEDED\n");
218 /* NVRAM settings take effect immediately. */
219 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
220 qla2xxx_wake_dpc(vha);
221 qla2x00_wait_for_chip_reset(vha);
222
223 return count;
224 }
225
226 static struct bin_attribute sysfs_nvram_attr = {
227 .attr = {
228 .name = "nvram",
229 .mode = S_IRUSR | S_IWUSR,
230 },
231 .size = 512,
232 .read = qla2x00_sysfs_read_nvram,
233 .write = qla2x00_sysfs_write_nvram,
234 };
235
236 static ssize_t
237 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
238 struct bin_attribute *bin_attr,
239 char *buf, loff_t off, size_t count)
240 {
241 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
242 struct device, kobj)));
243 struct qla_hw_data *ha = vha->hw;
244 ssize_t rval = 0;
245
246 mutex_lock(&ha->optrom_mutex);
247
248 if (ha->optrom_state != QLA_SREADING)
249 goto out;
250
251 rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
252 ha->optrom_region_size);
253
254 out:
255 mutex_unlock(&ha->optrom_mutex);
256
257 return rval;
258 }
259
260 static ssize_t
261 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
262 struct bin_attribute *bin_attr,
263 char *buf, loff_t off, size_t count)
264 {
265 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
266 struct device, kobj)));
267 struct qla_hw_data *ha = vha->hw;
268
269 mutex_lock(&ha->optrom_mutex);
270
271 if (ha->optrom_state != QLA_SWRITING) {
272 mutex_unlock(&ha->optrom_mutex);
273 return -EINVAL;
274 }
275 if (off > ha->optrom_region_size) {
276 mutex_unlock(&ha->optrom_mutex);
277 return -ERANGE;
278 }
279 if (off + count > ha->optrom_region_size)
280 count = ha->optrom_region_size - off;
281
282 memcpy(&ha->optrom_buffer[off], buf, count);
283 mutex_unlock(&ha->optrom_mutex);
284
285 return count;
286 }
287
288 static struct bin_attribute sysfs_optrom_attr = {
289 .attr = {
290 .name = "optrom",
291 .mode = S_IRUSR | S_IWUSR,
292 },
293 .size = 0,
294 .read = qla2x00_sysfs_read_optrom,
295 .write = qla2x00_sysfs_write_optrom,
296 };
297
298 static ssize_t
299 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
300 struct bin_attribute *bin_attr,
301 char *buf, loff_t off, size_t count)
302 {
303 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
304 struct device, kobj)));
305 struct qla_hw_data *ha = vha->hw;
306 uint32_t start = 0;
307 uint32_t size = ha->optrom_size;
308 int val, valid;
309 ssize_t rval = count;
310
311 if (off)
312 return -EINVAL;
313
314 if (unlikely(pci_channel_offline(ha->pdev)))
315 return -EAGAIN;
316
317 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
318 return -EINVAL;
319 if (start > ha->optrom_size)
320 return -EINVAL;
321 if (size > ha->optrom_size - start)
322 size = ha->optrom_size - start;
323
324 mutex_lock(&ha->optrom_mutex);
325 switch (val) {
326 case 0:
327 if (ha->optrom_state != QLA_SREADING &&
328 ha->optrom_state != QLA_SWRITING) {
329 rval = -EINVAL;
330 goto out;
331 }
332 ha->optrom_state = QLA_SWAITING;
333
334 ql_dbg(ql_dbg_user, vha, 0x7061,
335 "Freeing flash region allocation -- 0x%x bytes.\n",
336 ha->optrom_region_size);
337
338 vfree(ha->optrom_buffer);
339 ha->optrom_buffer = NULL;
340 break;
341 case 1:
342 if (ha->optrom_state != QLA_SWAITING) {
343 rval = -EINVAL;
344 goto out;
345 }
346
347 ha->optrom_region_start = start;
348 ha->optrom_region_size = start + size;
349
350 ha->optrom_state = QLA_SREADING;
351 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
352 if (ha->optrom_buffer == NULL) {
353 ql_log(ql_log_warn, vha, 0x7062,
354 "Unable to allocate memory for optrom retrieval "
355 "(%x).\n", ha->optrom_region_size);
356
357 ha->optrom_state = QLA_SWAITING;
358 rval = -ENOMEM;
359 goto out;
360 }
361
362 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
363 ql_log(ql_log_warn, vha, 0x7063,
364 "HBA not online, failing NVRAM update.\n");
365 rval = -EAGAIN;
366 goto out;
367 }
368
369 ql_dbg(ql_dbg_user, vha, 0x7064,
370 "Reading flash region -- 0x%x/0x%x.\n",
371 ha->optrom_region_start, ha->optrom_region_size);
372
373 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
374 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
375 ha->optrom_region_start, ha->optrom_region_size);
376 break;
377 case 2:
378 if (ha->optrom_state != QLA_SWAITING) {
379 rval = -EINVAL;
380 goto out;
381 }
382
383 /*
384 * We need to be more restrictive on which FLASH regions are
385 * allowed to be updated via user-space. Regions accessible
386 * via this method include:
387 *
388 * ISP21xx/ISP22xx/ISP23xx type boards:
389 *
390 * 0x000000 -> 0x020000 -- Boot code.
391 *
392 * ISP2322/ISP24xx type boards:
393 *
394 * 0x000000 -> 0x07ffff -- Boot code.
395 * 0x080000 -> 0x0fffff -- Firmware.
396 *
397 * ISP25xx type boards:
398 *
399 * 0x000000 -> 0x07ffff -- Boot code.
400 * 0x080000 -> 0x0fffff -- Firmware.
401 * 0x120000 -> 0x12ffff -- VPD and HBA parameters.
402 */
403 valid = 0;
404 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
405 valid = 1;
406 else if (start == (ha->flt_region_boot * 4) ||
407 start == (ha->flt_region_fw * 4))
408 valid = 1;
409 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)
410 || IS_CNA_CAPABLE(ha) || IS_QLA2031(ha)
411 || IS_QLA27XX(ha))
412 valid = 1;
413 if (!valid) {
414 ql_log(ql_log_warn, vha, 0x7065,
415 "Invalid start region 0x%x/0x%x.\n", start, size);
416 rval = -EINVAL;
417 goto out;
418 }
419
420 ha->optrom_region_start = start;
421 ha->optrom_region_size = start + size;
422
423 ha->optrom_state = QLA_SWRITING;
424 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
425 if (ha->optrom_buffer == NULL) {
426 ql_log(ql_log_warn, vha, 0x7066,
427 "Unable to allocate memory for optrom update "
428 "(%x)\n", ha->optrom_region_size);
429
430 ha->optrom_state = QLA_SWAITING;
431 rval = -ENOMEM;
432 goto out;
433 }
434
435 ql_dbg(ql_dbg_user, vha, 0x7067,
436 "Staging flash region write -- 0x%x/0x%x.\n",
437 ha->optrom_region_start, ha->optrom_region_size);
438
439 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
440 break;
441 case 3:
442 if (ha->optrom_state != QLA_SWRITING) {
443 rval = -EINVAL;
444 goto out;
445 }
446
447 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
448 ql_log(ql_log_warn, vha, 0x7068,
449 "HBA not online, failing flash update.\n");
450 rval = -EAGAIN;
451 goto out;
452 }
453
454 ql_dbg(ql_dbg_user, vha, 0x7069,
455 "Writing flash region -- 0x%x/0x%x.\n",
456 ha->optrom_region_start, ha->optrom_region_size);
457
458 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
459 ha->optrom_region_start, ha->optrom_region_size);
460 break;
461 default:
462 rval = -EINVAL;
463 }
464
465 out:
466 mutex_unlock(&ha->optrom_mutex);
467 return rval;
468 }
469
470 static struct bin_attribute sysfs_optrom_ctl_attr = {
471 .attr = {
472 .name = "optrom_ctl",
473 .mode = S_IWUSR,
474 },
475 .size = 0,
476 .write = qla2x00_sysfs_write_optrom_ctl,
477 };
478
479 static ssize_t
480 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
481 struct bin_attribute *bin_attr,
482 char *buf, loff_t off, size_t count)
483 {
484 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
485 struct device, kobj)));
486 struct qla_hw_data *ha = vha->hw;
487 uint32_t faddr;
488
489 if (unlikely(pci_channel_offline(ha->pdev)))
490 return -EAGAIN;
491
492 if (!capable(CAP_SYS_ADMIN))
493 return -EINVAL;
494
495 if (IS_NOCACHE_VPD_TYPE(ha)) {
496 faddr = ha->flt_region_vpd << 2;
497
498 if (IS_QLA27XX(ha) &&
499 qla27xx_find_valid_image(vha) == QLA27XX_SECONDARY_IMAGE)
500 faddr = ha->flt_region_vpd_sec << 2;
501
502 ha->isp_ops->read_optrom(vha, ha->vpd, faddr,
503 ha->vpd_size);
504 }
505 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
506 }
507
508 static ssize_t
509 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
510 struct bin_attribute *bin_attr,
511 char *buf, loff_t off, size_t count)
512 {
513 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
514 struct device, kobj)));
515 struct qla_hw_data *ha = vha->hw;
516 uint8_t *tmp_data;
517
518 if (unlikely(pci_channel_offline(ha->pdev)))
519 return 0;
520
521 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
522 !ha->isp_ops->write_nvram)
523 return 0;
524
525 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
526 ql_log(ql_log_warn, vha, 0x706a,
527 "HBA not online, failing VPD update.\n");
528 return -EAGAIN;
529 }
530
531 /* Write NVRAM. */
532 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
533 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
534
535 /* Update flash version information for 4Gb & above. */
536 if (!IS_FWI2_CAPABLE(ha))
537 return -EINVAL;
538
539 tmp_data = vmalloc(256);
540 if (!tmp_data) {
541 ql_log(ql_log_warn, vha, 0x706b,
542 "Unable to allocate memory for VPD information update.\n");
543 return -ENOMEM;
544 }
545 ha->isp_ops->get_flash_version(vha, tmp_data);
546 vfree(tmp_data);
547
548 return count;
549 }
550
551 static struct bin_attribute sysfs_vpd_attr = {
552 .attr = {
553 .name = "vpd",
554 .mode = S_IRUSR | S_IWUSR,
555 },
556 .size = 0,
557 .read = qla2x00_sysfs_read_vpd,
558 .write = qla2x00_sysfs_write_vpd,
559 };
560
561 static ssize_t
562 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
563 struct bin_attribute *bin_attr,
564 char *buf, loff_t off, size_t count)
565 {
566 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
567 struct device, kobj)));
568 int rval;
569
570 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < SFP_DEV_SIZE)
571 return 0;
572
573 if (qla2x00_reset_active(vha))
574 return 0;
575
576 rval = qla2x00_read_sfp_dev(vha, buf, count);
577 if (rval)
578 return -EIO;
579
580 return count;
581 }
582
583 static struct bin_attribute sysfs_sfp_attr = {
584 .attr = {
585 .name = "sfp",
586 .mode = S_IRUSR | S_IWUSR,
587 },
588 .size = SFP_DEV_SIZE,
589 .read = qla2x00_sysfs_read_sfp,
590 };
591
592 static ssize_t
593 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
594 struct bin_attribute *bin_attr,
595 char *buf, loff_t off, size_t count)
596 {
597 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
598 struct device, kobj)));
599 struct qla_hw_data *ha = vha->hw;
600 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
601 int type;
602 uint32_t idc_control;
603 uint8_t *tmp_data = NULL;
604 if (off != 0)
605 return -EINVAL;
606
607 type = simple_strtol(buf, NULL, 10);
608 switch (type) {
609 case 0x2025c:
610 ql_log(ql_log_info, vha, 0x706e,
611 "Issuing ISP reset.\n");
612
613 scsi_block_requests(vha->host);
614 if (IS_QLA82XX(ha)) {
615 ha->flags.isp82xx_no_md_cap = 1;
616 qla82xx_idc_lock(ha);
617 qla82xx_set_reset_owner(vha);
618 qla82xx_idc_unlock(ha);
619 } else if (IS_QLA8044(ha)) {
620 qla8044_idc_lock(ha);
621 idc_control = qla8044_rd_reg(ha,
622 QLA8044_IDC_DRV_CTRL);
623 qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
624 (idc_control | GRACEFUL_RESET_BIT1));
625 qla82xx_set_reset_owner(vha);
626 qla8044_idc_unlock(ha);
627 } else {
628 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
629 qla2xxx_wake_dpc(vha);
630 }
631 qla2x00_wait_for_chip_reset(vha);
632 scsi_unblock_requests(vha->host);
633 break;
634 case 0x2025d:
635 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha))
636 return -EPERM;
637
638 ql_log(ql_log_info, vha, 0x706f,
639 "Issuing MPI reset.\n");
640
641 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
642 uint32_t idc_control;
643
644 qla83xx_idc_lock(vha, 0);
645 __qla83xx_get_idc_control(vha, &idc_control);
646 idc_control |= QLA83XX_IDC_GRACEFUL_RESET;
647 __qla83xx_set_idc_control(vha, idc_control);
648 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
649 QLA8XXX_DEV_NEED_RESET);
650 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
651 qla83xx_idc_unlock(vha, 0);
652 break;
653 } else {
654 /* Make sure FC side is not in reset */
655 qla2x00_wait_for_hba_online(vha);
656
657 /* Issue MPI reset */
658 scsi_block_requests(vha->host);
659 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
660 ql_log(ql_log_warn, vha, 0x7070,
661 "MPI reset failed.\n");
662 scsi_unblock_requests(vha->host);
663 break;
664 }
665 case 0x2025e:
666 if (!IS_P3P_TYPE(ha) || vha != base_vha) {
667 ql_log(ql_log_info, vha, 0x7071,
668 "FCoE ctx reset not supported.\n");
669 return -EPERM;
670 }
671
672 ql_log(ql_log_info, vha, 0x7072,
673 "Issuing FCoE ctx reset.\n");
674 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
675 qla2xxx_wake_dpc(vha);
676 qla2x00_wait_for_fcoe_ctx_reset(vha);
677 break;
678 case 0x2025f:
679 if (!IS_QLA8031(ha))
680 return -EPERM;
681 ql_log(ql_log_info, vha, 0x70bc,
682 "Disabling Reset by IDC control\n");
683 qla83xx_idc_lock(vha, 0);
684 __qla83xx_get_idc_control(vha, &idc_control);
685 idc_control |= QLA83XX_IDC_RESET_DISABLED;
686 __qla83xx_set_idc_control(vha, idc_control);
687 qla83xx_idc_unlock(vha, 0);
688 break;
689 case 0x20260:
690 if (!IS_QLA8031(ha))
691 return -EPERM;
692 ql_log(ql_log_info, vha, 0x70bd,
693 "Enabling Reset by IDC control\n");
694 qla83xx_idc_lock(vha, 0);
695 __qla83xx_get_idc_control(vha, &idc_control);
696 idc_control &= ~QLA83XX_IDC_RESET_DISABLED;
697 __qla83xx_set_idc_control(vha, idc_control);
698 qla83xx_idc_unlock(vha, 0);
699 break;
700 case 0x20261:
701 ql_dbg(ql_dbg_user, vha, 0x70e0,
702 "Updating cache versions without reset ");
703
704 tmp_data = vmalloc(256);
705 if (!tmp_data) {
706 ql_log(ql_log_warn, vha, 0x70e1,
707 "Unable to allocate memory for VPD information update.\n");
708 return -ENOMEM;
709 }
710 ha->isp_ops->get_flash_version(vha, tmp_data);
711 vfree(tmp_data);
712 break;
713 }
714 return count;
715 }
716
717 static struct bin_attribute sysfs_reset_attr = {
718 .attr = {
719 .name = "reset",
720 .mode = S_IWUSR,
721 },
722 .size = 0,
723 .write = qla2x00_sysfs_write_reset,
724 };
725
726 static ssize_t
727 qla2x00_issue_logo(struct file *filp, struct kobject *kobj,
728 struct bin_attribute *bin_attr,
729 char *buf, loff_t off, size_t count)
730 {
731 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
732 struct device, kobj)));
733 int type;
734 port_id_t did;
735
736 type = simple_strtol(buf, NULL, 10);
737
738 did.b.domain = (type & 0x00ff0000) >> 16;
739 did.b.area = (type & 0x0000ff00) >> 8;
740 did.b.al_pa = (type & 0x000000ff);
741
742 ql_log(ql_log_info, vha, 0xd04d, "portid=%02x%02x%02x done\n",
743 did.b.domain, did.b.area, did.b.al_pa);
744
745 ql_log(ql_log_info, vha, 0x70e4, "%s: %d\n", __func__, type);
746
747 qla24xx_els_dcmd_iocb(vha, ELS_DCMD_LOGO, did);
748 return count;
749 }
750
751 static struct bin_attribute sysfs_issue_logo_attr = {
752 .attr = {
753 .name = "issue_logo",
754 .mode = S_IWUSR,
755 },
756 .size = 0,
757 .write = qla2x00_issue_logo,
758 };
759
760 static ssize_t
761 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
762 struct bin_attribute *bin_attr,
763 char *buf, loff_t off, size_t count)
764 {
765 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
766 struct device, kobj)));
767 struct qla_hw_data *ha = vha->hw;
768 int rval;
769 uint16_t actual_size;
770
771 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
772 return 0;
773
774 if (ha->xgmac_data)
775 goto do_read;
776
777 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
778 &ha->xgmac_data_dma, GFP_KERNEL);
779 if (!ha->xgmac_data) {
780 ql_log(ql_log_warn, vha, 0x7076,
781 "Unable to allocate memory for XGMAC read-data.\n");
782 return 0;
783 }
784
785 do_read:
786 actual_size = 0;
787 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
788
789 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
790 XGMAC_DATA_SIZE, &actual_size);
791 if (rval != QLA_SUCCESS) {
792 ql_log(ql_log_warn, vha, 0x7077,
793 "Unable to read XGMAC data (%x).\n", rval);
794 count = 0;
795 }
796
797 count = actual_size > count ? count: actual_size;
798 memcpy(buf, ha->xgmac_data, count);
799
800 return count;
801 }
802
803 static struct bin_attribute sysfs_xgmac_stats_attr = {
804 .attr = {
805 .name = "xgmac_stats",
806 .mode = S_IRUSR,
807 },
808 .size = 0,
809 .read = qla2x00_sysfs_read_xgmac_stats,
810 };
811
812 static ssize_t
813 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
814 struct bin_attribute *bin_attr,
815 char *buf, loff_t off, size_t count)
816 {
817 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
818 struct device, kobj)));
819 struct qla_hw_data *ha = vha->hw;
820 int rval;
821
822 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
823 return 0;
824
825 if (ha->dcbx_tlv)
826 goto do_read;
827
828 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
829 &ha->dcbx_tlv_dma, GFP_KERNEL);
830 if (!ha->dcbx_tlv) {
831 ql_log(ql_log_warn, vha, 0x7078,
832 "Unable to allocate memory for DCBX TLV read-data.\n");
833 return -ENOMEM;
834 }
835
836 do_read:
837 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
838
839 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
840 DCBX_TLV_DATA_SIZE);
841 if (rval != QLA_SUCCESS) {
842 ql_log(ql_log_warn, vha, 0x7079,
843 "Unable to read DCBX TLV (%x).\n", rval);
844 return -EIO;
845 }
846
847 memcpy(buf, ha->dcbx_tlv, count);
848
849 return count;
850 }
851
852 static struct bin_attribute sysfs_dcbx_tlv_attr = {
853 .attr = {
854 .name = "dcbx_tlv",
855 .mode = S_IRUSR,
856 },
857 .size = 0,
858 .read = qla2x00_sysfs_read_dcbx_tlv,
859 };
860
861 static struct sysfs_entry {
862 char *name;
863 struct bin_attribute *attr;
864 int is4GBp_only;
865 } bin_file_entries[] = {
866 { "fw_dump", &sysfs_fw_dump_attr, },
867 { "nvram", &sysfs_nvram_attr, },
868 { "optrom", &sysfs_optrom_attr, },
869 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
870 { "vpd", &sysfs_vpd_attr, 1 },
871 { "sfp", &sysfs_sfp_attr, 1 },
872 { "reset", &sysfs_reset_attr, },
873 { "issue_logo", &sysfs_issue_logo_attr, },
874 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
875 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
876 { NULL },
877 };
878
879 void
880 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
881 {
882 struct Scsi_Host *host = vha->host;
883 struct sysfs_entry *iter;
884 int ret;
885
886 for (iter = bin_file_entries; iter->name; iter++) {
887 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
888 continue;
889 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
890 continue;
891 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
892 continue;
893
894 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
895 iter->attr);
896 if (ret)
897 ql_log(ql_log_warn, vha, 0x00f3,
898 "Unable to create sysfs %s binary attribute (%d).\n",
899 iter->name, ret);
900 else
901 ql_dbg(ql_dbg_init, vha, 0x00f4,
902 "Successfully created sysfs %s binary attribute.\n",
903 iter->name);
904 }
905 }
906
907 void
908 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon)
909 {
910 struct Scsi_Host *host = vha->host;
911 struct sysfs_entry *iter;
912 struct qla_hw_data *ha = vha->hw;
913
914 for (iter = bin_file_entries; iter->name; iter++) {
915 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
916 continue;
917 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
918 continue;
919 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
920 continue;
921 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw))
922 continue;
923
924 sysfs_remove_bin_file(&host->shost_gendev.kobj,
925 iter->attr);
926 }
927
928 if (stop_beacon && ha->beacon_blink_led == 1)
929 ha->isp_ops->beacon_off(vha);
930 }
931
932 /* Scsi_Host attributes. */
933
934 static ssize_t
935 qla2x00_drvr_version_show(struct device *dev,
936 struct device_attribute *attr, char *buf)
937 {
938 return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
939 }
940
941 static ssize_t
942 qla2x00_fw_version_show(struct device *dev,
943 struct device_attribute *attr, char *buf)
944 {
945 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
946 struct qla_hw_data *ha = vha->hw;
947 char fw_str[128];
948
949 return scnprintf(buf, PAGE_SIZE, "%s\n",
950 ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str)));
951 }
952
953 static ssize_t
954 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
955 char *buf)
956 {
957 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
958 struct qla_hw_data *ha = vha->hw;
959 uint32_t sn;
960
961 if (IS_QLAFX00(vha->hw)) {
962 return scnprintf(buf, PAGE_SIZE, "%s\n",
963 vha->hw->mr.serial_num);
964 } else if (IS_FWI2_CAPABLE(ha)) {
965 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1);
966 return strlen(strcat(buf, "\n"));
967 }
968
969 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
970 return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
971 sn % 100000);
972 }
973
974 static ssize_t
975 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
976 char *buf)
977 {
978 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
979 return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
980 }
981
982 static ssize_t
983 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
984 char *buf)
985 {
986 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
987 struct qla_hw_data *ha = vha->hw;
988
989 if (IS_QLAFX00(vha->hw))
990 return scnprintf(buf, PAGE_SIZE, "%s\n",
991 vha->hw->mr.hw_version);
992
993 return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
994 ha->product_id[0], ha->product_id[1], ha->product_id[2],
995 ha->product_id[3]);
996 }
997
998 static ssize_t
999 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
1000 char *buf)
1001 {
1002 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1003
1004 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
1005 }
1006
1007 static ssize_t
1008 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
1009 char *buf)
1010 {
1011 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1012 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc);
1013 }
1014
1015 static ssize_t
1016 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
1017 char *buf)
1018 {
1019 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1020 char pci_info[30];
1021
1022 return scnprintf(buf, PAGE_SIZE, "%s\n",
1023 vha->hw->isp_ops->pci_info_str(vha, pci_info));
1024 }
1025
1026 static ssize_t
1027 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
1028 char *buf)
1029 {
1030 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1031 struct qla_hw_data *ha = vha->hw;
1032 int len = 0;
1033
1034 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1035 atomic_read(&vha->loop_state) == LOOP_DEAD ||
1036 vha->device_flags & DFLG_NO_CABLE)
1037 len = scnprintf(buf, PAGE_SIZE, "Link Down\n");
1038 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1039 qla2x00_reset_active(vha))
1040 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1041 else {
1042 len = scnprintf(buf, PAGE_SIZE, "Link Up - ");
1043
1044 switch (ha->current_topology) {
1045 case ISP_CFG_NL:
1046 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1047 break;
1048 case ISP_CFG_FL:
1049 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1050 break;
1051 case ISP_CFG_N:
1052 len += scnprintf(buf + len, PAGE_SIZE-len,
1053 "N_Port to N_Port\n");
1054 break;
1055 case ISP_CFG_F:
1056 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1057 break;
1058 default:
1059 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1060 break;
1061 }
1062 }
1063 return len;
1064 }
1065
1066 static ssize_t
1067 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1068 char *buf)
1069 {
1070 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1071 int len = 0;
1072
1073 switch (vha->hw->zio_mode) {
1074 case QLA_ZIO_MODE_6:
1075 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1076 break;
1077 case QLA_ZIO_DISABLED:
1078 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1079 break;
1080 }
1081 return len;
1082 }
1083
1084 static ssize_t
1085 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1086 const char *buf, size_t count)
1087 {
1088 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1089 struct qla_hw_data *ha = vha->hw;
1090 int val = 0;
1091 uint16_t zio_mode;
1092
1093 if (!IS_ZIO_SUPPORTED(ha))
1094 return -ENOTSUPP;
1095
1096 if (sscanf(buf, "%d", &val) != 1)
1097 return -EINVAL;
1098
1099 if (val)
1100 zio_mode = QLA_ZIO_MODE_6;
1101 else
1102 zio_mode = QLA_ZIO_DISABLED;
1103
1104 /* Update per-hba values and queue a reset. */
1105 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1106 ha->zio_mode = zio_mode;
1107 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1108 }
1109 return strlen(buf);
1110 }
1111
1112 static ssize_t
1113 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1114 char *buf)
1115 {
1116 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1117
1118 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1119 }
1120
1121 static ssize_t
1122 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1123 const char *buf, size_t count)
1124 {
1125 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1126 int val = 0;
1127 uint16_t zio_timer;
1128
1129 if (sscanf(buf, "%d", &val) != 1)
1130 return -EINVAL;
1131 if (val > 25500 || val < 100)
1132 return -ERANGE;
1133
1134 zio_timer = (uint16_t)(val / 100);
1135 vha->hw->zio_timer = zio_timer;
1136
1137 return strlen(buf);
1138 }
1139
1140 static ssize_t
1141 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1142 char *buf)
1143 {
1144 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1145 int len = 0;
1146
1147 if (vha->hw->beacon_blink_led)
1148 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1149 else
1150 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1151 return len;
1152 }
1153
1154 static ssize_t
1155 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1156 const char *buf, size_t count)
1157 {
1158 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1159 struct qla_hw_data *ha = vha->hw;
1160 int val = 0;
1161 int rval;
1162
1163 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1164 return -EPERM;
1165
1166 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1167 ql_log(ql_log_warn, vha, 0x707a,
1168 "Abort ISP active -- ignoring beacon request.\n");
1169 return -EBUSY;
1170 }
1171
1172 if (sscanf(buf, "%d", &val) != 1)
1173 return -EINVAL;
1174
1175 if (val)
1176 rval = ha->isp_ops->beacon_on(vha);
1177 else
1178 rval = ha->isp_ops->beacon_off(vha);
1179
1180 if (rval != QLA_SUCCESS)
1181 count = 0;
1182
1183 return count;
1184 }
1185
1186 static ssize_t
1187 qla2x00_optrom_bios_version_show(struct device *dev,
1188 struct device_attribute *attr, char *buf)
1189 {
1190 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1191 struct qla_hw_data *ha = vha->hw;
1192 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1193 ha->bios_revision[0]);
1194 }
1195
1196 static ssize_t
1197 qla2x00_optrom_efi_version_show(struct device *dev,
1198 struct device_attribute *attr, char *buf)
1199 {
1200 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1201 struct qla_hw_data *ha = vha->hw;
1202 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1203 ha->efi_revision[0]);
1204 }
1205
1206 static ssize_t
1207 qla2x00_optrom_fcode_version_show(struct device *dev,
1208 struct device_attribute *attr, char *buf)
1209 {
1210 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1211 struct qla_hw_data *ha = vha->hw;
1212 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1213 ha->fcode_revision[0]);
1214 }
1215
1216 static ssize_t
1217 qla2x00_optrom_fw_version_show(struct device *dev,
1218 struct device_attribute *attr, char *buf)
1219 {
1220 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1221 struct qla_hw_data *ha = vha->hw;
1222 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1223 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1224 ha->fw_revision[3]);
1225 }
1226
1227 static ssize_t
1228 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1229 struct device_attribute *attr, char *buf)
1230 {
1231 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1232 struct qla_hw_data *ha = vha->hw;
1233
1234 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha))
1235 return scnprintf(buf, PAGE_SIZE, "\n");
1236
1237 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1238 ha->gold_fw_version[0], ha->gold_fw_version[1],
1239 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1240 }
1241
1242 static ssize_t
1243 qla2x00_total_isp_aborts_show(struct device *dev,
1244 struct device_attribute *attr, char *buf)
1245 {
1246 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1247 return scnprintf(buf, PAGE_SIZE, "%d\n",
1248 vha->qla_stats.total_isp_aborts);
1249 }
1250
1251 static ssize_t
1252 qla24xx_84xx_fw_version_show(struct device *dev,
1253 struct device_attribute *attr, char *buf)
1254 {
1255 int rval = QLA_SUCCESS;
1256 uint16_t status[2] = {0, 0};
1257 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1258 struct qla_hw_data *ha = vha->hw;
1259
1260 if (!IS_QLA84XX(ha))
1261 return scnprintf(buf, PAGE_SIZE, "\n");
1262
1263 if (ha->cs84xx->op_fw_version == 0)
1264 rval = qla84xx_verify_chip(vha, status);
1265
1266 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1267 return scnprintf(buf, PAGE_SIZE, "%u\n",
1268 (uint32_t)ha->cs84xx->op_fw_version);
1269
1270 return scnprintf(buf, PAGE_SIZE, "\n");
1271 }
1272
1273 static ssize_t
1274 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1275 char *buf)
1276 {
1277 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1278 struct qla_hw_data *ha = vha->hw;
1279
1280 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) &&
1281 !IS_QLA27XX(ha))
1282 return scnprintf(buf, PAGE_SIZE, "\n");
1283
1284 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1285 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1286 ha->mpi_capabilities);
1287 }
1288
1289 static ssize_t
1290 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1291 char *buf)
1292 {
1293 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1294 struct qla_hw_data *ha = vha->hw;
1295
1296 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1297 return scnprintf(buf, PAGE_SIZE, "\n");
1298
1299 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1300 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1301 }
1302
1303 static ssize_t
1304 qla2x00_flash_block_size_show(struct device *dev,
1305 struct device_attribute *attr, char *buf)
1306 {
1307 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1308 struct qla_hw_data *ha = vha->hw;
1309
1310 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1311 }
1312
1313 static ssize_t
1314 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1315 char *buf)
1316 {
1317 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1318
1319 if (!IS_CNA_CAPABLE(vha->hw))
1320 return scnprintf(buf, PAGE_SIZE, "\n");
1321
1322 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1323 }
1324
1325 static ssize_t
1326 qla2x00_vn_port_mac_address_show(struct device *dev,
1327 struct device_attribute *attr, char *buf)
1328 {
1329 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1330
1331 if (!IS_CNA_CAPABLE(vha->hw))
1332 return scnprintf(buf, PAGE_SIZE, "\n");
1333
1334 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
1335 }
1336
1337 static ssize_t
1338 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1339 char *buf)
1340 {
1341 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1342
1343 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1344 }
1345
1346 static ssize_t
1347 qla2x00_thermal_temp_show(struct device *dev,
1348 struct device_attribute *attr, char *buf)
1349 {
1350 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1351 uint16_t temp = 0;
1352
1353 if (qla2x00_reset_active(vha)) {
1354 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
1355 goto done;
1356 }
1357
1358 if (vha->hw->flags.eeh_busy) {
1359 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
1360 goto done;
1361 }
1362
1363 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS)
1364 return scnprintf(buf, PAGE_SIZE, "%d\n", temp);
1365
1366 done:
1367 return scnprintf(buf, PAGE_SIZE, "\n");
1368 }
1369
1370 static ssize_t
1371 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1372 char *buf)
1373 {
1374 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1375 int rval = QLA_FUNCTION_FAILED;
1376 uint16_t state[6];
1377 uint32_t pstate;
1378
1379 if (IS_QLAFX00(vha->hw)) {
1380 pstate = qlafx00_fw_state_show(dev, attr, buf);
1381 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
1382 }
1383
1384 if (qla2x00_reset_active(vha))
1385 ql_log(ql_log_warn, vha, 0x707c,
1386 "ISP reset active.\n");
1387 else if (!vha->hw->flags.eeh_busy)
1388 rval = qla2x00_get_firmware_state(vha, state);
1389 if (rval != QLA_SUCCESS)
1390 memset(state, -1, sizeof(state));
1391
1392 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1393 state[0], state[1], state[2], state[3], state[4], state[5]);
1394 }
1395
1396 static ssize_t
1397 qla2x00_diag_requests_show(struct device *dev,
1398 struct device_attribute *attr, char *buf)
1399 {
1400 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1401
1402 if (!IS_BIDI_CAPABLE(vha->hw))
1403 return scnprintf(buf, PAGE_SIZE, "\n");
1404
1405 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
1406 }
1407
1408 static ssize_t
1409 qla2x00_diag_megabytes_show(struct device *dev,
1410 struct device_attribute *attr, char *buf)
1411 {
1412 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1413
1414 if (!IS_BIDI_CAPABLE(vha->hw))
1415 return scnprintf(buf, PAGE_SIZE, "\n");
1416
1417 return scnprintf(buf, PAGE_SIZE, "%llu\n",
1418 vha->bidi_stats.transfer_bytes >> 20);
1419 }
1420
1421 static ssize_t
1422 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
1423 char *buf)
1424 {
1425 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1426 struct qla_hw_data *ha = vha->hw;
1427 uint32_t size;
1428
1429 if (!ha->fw_dumped)
1430 size = 0;
1431 else if (IS_P3P_TYPE(ha))
1432 size = ha->md_template_size + ha->md_dump_size;
1433 else
1434 size = ha->fw_dump_len;
1435
1436 return scnprintf(buf, PAGE_SIZE, "%d\n", size);
1437 }
1438
1439 static ssize_t
1440 qla2x00_allow_cna_fw_dump_show(struct device *dev,
1441 struct device_attribute *attr, char *buf)
1442 {
1443 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1444
1445 if (!IS_P3P_TYPE(vha->hw))
1446 return scnprintf(buf, PAGE_SIZE, "\n");
1447 else
1448 return scnprintf(buf, PAGE_SIZE, "%s\n",
1449 vha->hw->allow_cna_fw_dump ? "true" : "false");
1450 }
1451
1452 static ssize_t
1453 qla2x00_allow_cna_fw_dump_store(struct device *dev,
1454 struct device_attribute *attr, const char *buf, size_t count)
1455 {
1456 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1457 int val = 0;
1458
1459 if (!IS_P3P_TYPE(vha->hw))
1460 return -EINVAL;
1461
1462 if (sscanf(buf, "%d", &val) != 1)
1463 return -EINVAL;
1464
1465 vha->hw->allow_cna_fw_dump = val != 0;
1466
1467 return strlen(buf);
1468 }
1469
1470 static ssize_t
1471 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr,
1472 char *buf)
1473 {
1474 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1475 struct qla_hw_data *ha = vha->hw;
1476
1477 if (!IS_QLA27XX(ha))
1478 return scnprintf(buf, PAGE_SIZE, "\n");
1479
1480 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1481 ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]);
1482 }
1483
1484 static ssize_t
1485 qla2x00_min_link_speed_show(struct device *dev, struct device_attribute *attr,
1486 char *buf)
1487 {
1488 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1489 struct qla_hw_data *ha = vha->hw;
1490
1491 if (!IS_QLA27XX(ha))
1492 return scnprintf(buf, PAGE_SIZE, "\n");
1493
1494 return scnprintf(buf, PAGE_SIZE, "%s\n",
1495 ha->min_link_speed == 5 ? "32Gps" :
1496 ha->min_link_speed == 4 ? "16Gps" :
1497 ha->min_link_speed == 3 ? "8Gps" :
1498 ha->min_link_speed == 2 ? "4Gps" :
1499 ha->min_link_speed != 0 ? "unknown" : "");
1500 }
1501
1502 static ssize_t
1503 qla2x00_max_speed_sup_show(struct device *dev, struct device_attribute *attr,
1504 char *buf)
1505 {
1506 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1507 struct qla_hw_data *ha = vha->hw;
1508
1509 if (!IS_QLA27XX(ha))
1510 return scnprintf(buf, PAGE_SIZE, "\n");
1511
1512 return scnprintf(buf, PAGE_SIZE, "%s\n",
1513 ha->max_speed_sup ? "32Gps" : "16Gps");
1514 }
1515
1516 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1517 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1518 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1519 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1520 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1521 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1522 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1523 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1524 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1525 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1526 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1527 qla2x00_zio_timer_store);
1528 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1529 qla2x00_beacon_store);
1530 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1531 qla2x00_optrom_bios_version_show, NULL);
1532 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1533 qla2x00_optrom_efi_version_show, NULL);
1534 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1535 qla2x00_optrom_fcode_version_show, NULL);
1536 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1537 NULL);
1538 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1539 qla2x00_optrom_gold_fw_version_show, NULL);
1540 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1541 NULL);
1542 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1543 NULL);
1544 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1545 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1546 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1547 NULL);
1548 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1549 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1550 qla2x00_vn_port_mac_address_show, NULL);
1551 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1552 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1553 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1554 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
1555 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
1556 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
1557 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR,
1558 qla2x00_allow_cna_fw_dump_show,
1559 qla2x00_allow_cna_fw_dump_store);
1560 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL);
1561 static DEVICE_ATTR(min_link_speed, S_IRUGO, qla2x00_min_link_speed_show, NULL);
1562 static DEVICE_ATTR(max_speed_sup, S_IRUGO, qla2x00_max_speed_sup_show, NULL);
1563
1564 struct device_attribute *qla2x00_host_attrs[] = {
1565 &dev_attr_driver_version,
1566 &dev_attr_fw_version,
1567 &dev_attr_serial_num,
1568 &dev_attr_isp_name,
1569 &dev_attr_isp_id,
1570 &dev_attr_model_name,
1571 &dev_attr_model_desc,
1572 &dev_attr_pci_info,
1573 &dev_attr_link_state,
1574 &dev_attr_zio,
1575 &dev_attr_zio_timer,
1576 &dev_attr_beacon,
1577 &dev_attr_optrom_bios_version,
1578 &dev_attr_optrom_efi_version,
1579 &dev_attr_optrom_fcode_version,
1580 &dev_attr_optrom_fw_version,
1581 &dev_attr_84xx_fw_version,
1582 &dev_attr_total_isp_aborts,
1583 &dev_attr_mpi_version,
1584 &dev_attr_phy_version,
1585 &dev_attr_flash_block_size,
1586 &dev_attr_vlan_id,
1587 &dev_attr_vn_port_mac_address,
1588 &dev_attr_fabric_param,
1589 &dev_attr_fw_state,
1590 &dev_attr_optrom_gold_fw_version,
1591 &dev_attr_thermal_temp,
1592 &dev_attr_diag_requests,
1593 &dev_attr_diag_megabytes,
1594 &dev_attr_fw_dump_size,
1595 &dev_attr_allow_cna_fw_dump,
1596 &dev_attr_pep_version,
1597 &dev_attr_min_link_speed,
1598 &dev_attr_max_speed_sup,
1599 NULL,
1600 };
1601
1602 /* Host attributes. */
1603
1604 static void
1605 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1606 {
1607 scsi_qla_host_t *vha = shost_priv(shost);
1608
1609 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1610 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1611 }
1612
1613 static void
1614 qla2x00_get_host_speed(struct Scsi_Host *shost)
1615 {
1616 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1617 (shost_priv(shost)))->hw;
1618 u32 speed = FC_PORTSPEED_UNKNOWN;
1619
1620 if (IS_QLAFX00(ha)) {
1621 qlafx00_get_host_speed(shost);
1622 return;
1623 }
1624
1625 switch (ha->link_data_rate) {
1626 case PORT_SPEED_1GB:
1627 speed = FC_PORTSPEED_1GBIT;
1628 break;
1629 case PORT_SPEED_2GB:
1630 speed = FC_PORTSPEED_2GBIT;
1631 break;
1632 case PORT_SPEED_4GB:
1633 speed = FC_PORTSPEED_4GBIT;
1634 break;
1635 case PORT_SPEED_8GB:
1636 speed = FC_PORTSPEED_8GBIT;
1637 break;
1638 case PORT_SPEED_10GB:
1639 speed = FC_PORTSPEED_10GBIT;
1640 break;
1641 case PORT_SPEED_16GB:
1642 speed = FC_PORTSPEED_16GBIT;
1643 break;
1644 case PORT_SPEED_32GB:
1645 speed = FC_PORTSPEED_32GBIT;
1646 break;
1647 }
1648 fc_host_speed(shost) = speed;
1649 }
1650
1651 static void
1652 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1653 {
1654 scsi_qla_host_t *vha = shost_priv(shost);
1655 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1656
1657 if (vha->vp_idx) {
1658 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1659 return;
1660 }
1661 switch (vha->hw->current_topology) {
1662 case ISP_CFG_NL:
1663 port_type = FC_PORTTYPE_LPORT;
1664 break;
1665 case ISP_CFG_FL:
1666 port_type = FC_PORTTYPE_NLPORT;
1667 break;
1668 case ISP_CFG_N:
1669 port_type = FC_PORTTYPE_PTP;
1670 break;
1671 case ISP_CFG_F:
1672 port_type = FC_PORTTYPE_NPORT;
1673 break;
1674 }
1675 fc_host_port_type(shost) = port_type;
1676 }
1677
1678 static void
1679 qla2x00_get_starget_node_name(struct scsi_target *starget)
1680 {
1681 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1682 scsi_qla_host_t *vha = shost_priv(host);
1683 fc_port_t *fcport;
1684 u64 node_name = 0;
1685
1686 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1687 if (fcport->rport &&
1688 starget->id == fcport->rport->scsi_target_id) {
1689 node_name = wwn_to_u64(fcport->node_name);
1690 break;
1691 }
1692 }
1693
1694 fc_starget_node_name(starget) = node_name;
1695 }
1696
1697 static void
1698 qla2x00_get_starget_port_name(struct scsi_target *starget)
1699 {
1700 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1701 scsi_qla_host_t *vha = shost_priv(host);
1702 fc_port_t *fcport;
1703 u64 port_name = 0;
1704
1705 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1706 if (fcport->rport &&
1707 starget->id == fcport->rport->scsi_target_id) {
1708 port_name = wwn_to_u64(fcport->port_name);
1709 break;
1710 }
1711 }
1712
1713 fc_starget_port_name(starget) = port_name;
1714 }
1715
1716 static void
1717 qla2x00_get_starget_port_id(struct scsi_target *starget)
1718 {
1719 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1720 scsi_qla_host_t *vha = shost_priv(host);
1721 fc_port_t *fcport;
1722 uint32_t port_id = ~0U;
1723
1724 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1725 if (fcport->rport &&
1726 starget->id == fcport->rport->scsi_target_id) {
1727 port_id = fcport->d_id.b.domain << 16 |
1728 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1729 break;
1730 }
1731 }
1732
1733 fc_starget_port_id(starget) = port_id;
1734 }
1735
1736 static void
1737 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1738 {
1739 if (timeout)
1740 rport->dev_loss_tmo = timeout;
1741 else
1742 rport->dev_loss_tmo = 1;
1743 }
1744
1745 static void
1746 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1747 {
1748 struct Scsi_Host *host = rport_to_shost(rport);
1749 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1750 unsigned long flags;
1751
1752 if (!fcport)
1753 return;
1754
1755 /* Now that the rport has been deleted, set the fcport state to
1756 FCS_DEVICE_DEAD */
1757 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1758
1759 /*
1760 * Transport has effectively 'deleted' the rport, clear
1761 * all local references.
1762 */
1763 spin_lock_irqsave(host->host_lock, flags);
1764 fcport->rport = fcport->drport = NULL;
1765 *((fc_port_t **)rport->dd_data) = NULL;
1766 spin_unlock_irqrestore(host->host_lock, flags);
1767
1768 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1769 return;
1770
1771 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1772 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1773 return;
1774 }
1775 }
1776
1777 static void
1778 qla2x00_terminate_rport_io(struct fc_rport *rport)
1779 {
1780 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1781
1782 if (!fcport)
1783 return;
1784
1785 if (test_bit(UNLOADING, &fcport->vha->dpc_flags))
1786 return;
1787
1788 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1789 return;
1790
1791 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1792 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1793 return;
1794 }
1795 /*
1796 * At this point all fcport's software-states are cleared. Perform any
1797 * final cleanup of firmware resources (PCBs and XCBs).
1798 */
1799 if (fcport->loop_id != FC_NO_LOOP_ID) {
1800 if (IS_FWI2_CAPABLE(fcport->vha->hw))
1801 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1802 fcport->loop_id, fcport->d_id.b.domain,
1803 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1804 else
1805 qla2x00_port_logout(fcport->vha, fcport);
1806 }
1807 }
1808
1809 static int
1810 qla2x00_issue_lip(struct Scsi_Host *shost)
1811 {
1812 scsi_qla_host_t *vha = shost_priv(shost);
1813
1814 if (IS_QLAFX00(vha->hw))
1815 return 0;
1816
1817 qla2x00_loop_reset(vha);
1818 return 0;
1819 }
1820
1821 static struct fc_host_statistics *
1822 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1823 {
1824 scsi_qla_host_t *vha = shost_priv(shost);
1825 struct qla_hw_data *ha = vha->hw;
1826 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1827 int rval;
1828 struct link_statistics *stats;
1829 dma_addr_t stats_dma;
1830 struct fc_host_statistics *p = &vha->fc_host_stat;
1831
1832 memset(p, -1, sizeof(*p));
1833
1834 if (IS_QLAFX00(vha->hw))
1835 goto done;
1836
1837 if (test_bit(UNLOADING, &vha->dpc_flags))
1838 goto done;
1839
1840 if (unlikely(pci_channel_offline(ha->pdev)))
1841 goto done;
1842
1843 if (qla2x00_reset_active(vha))
1844 goto done;
1845
1846 stats = dma_zalloc_coherent(&ha->pdev->dev, sizeof(*stats),
1847 &stats_dma, GFP_KERNEL);
1848 if (!stats) {
1849 ql_log(ql_log_warn, vha, 0x707d,
1850 "Failed to allocate memory for stats.\n");
1851 goto done;
1852 }
1853
1854 rval = QLA_FUNCTION_FAILED;
1855 if (IS_FWI2_CAPABLE(ha)) {
1856 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0);
1857 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1858 !ha->dpc_active) {
1859 /* Must be in a 'READY' state for statistics retrieval. */
1860 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1861 stats, stats_dma);
1862 }
1863
1864 if (rval != QLA_SUCCESS)
1865 goto done_free;
1866
1867 p->link_failure_count = stats->link_fail_cnt;
1868 p->loss_of_sync_count = stats->loss_sync_cnt;
1869 p->loss_of_signal_count = stats->loss_sig_cnt;
1870 p->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1871 p->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1872 p->invalid_crc_count = stats->inval_crc_cnt;
1873 if (IS_FWI2_CAPABLE(ha)) {
1874 p->lip_count = stats->lip_cnt;
1875 p->tx_frames = stats->tx_frames;
1876 p->rx_frames = stats->rx_frames;
1877 p->dumped_frames = stats->discarded_frames;
1878 p->nos_count = stats->nos_rcvd;
1879 p->error_frames =
1880 stats->dropped_frames + stats->discarded_frames;
1881 p->rx_words = vha->qla_stats.input_bytes;
1882 p->tx_words = vha->qla_stats.output_bytes;
1883 }
1884 p->fcp_control_requests = vha->qla_stats.control_requests;
1885 p->fcp_input_requests = vha->qla_stats.input_requests;
1886 p->fcp_output_requests = vha->qla_stats.output_requests;
1887 p->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20;
1888 p->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20;
1889 p->seconds_since_last_reset =
1890 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
1891 do_div(p->seconds_since_last_reset, HZ);
1892
1893 done_free:
1894 dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics),
1895 stats, stats_dma);
1896 done:
1897 return p;
1898 }
1899
1900 static void
1901 qla2x00_reset_host_stats(struct Scsi_Host *shost)
1902 {
1903 scsi_qla_host_t *vha = shost_priv(shost);
1904 struct qla_hw_data *ha = vha->hw;
1905 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1906 struct link_statistics *stats;
1907 dma_addr_t stats_dma;
1908
1909 memset(&vha->qla_stats, 0, sizeof(vha->qla_stats));
1910 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
1911
1912 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
1913
1914 if (IS_FWI2_CAPABLE(ha)) {
1915 stats = dma_alloc_coherent(&ha->pdev->dev,
1916 sizeof(*stats), &stats_dma, GFP_KERNEL);
1917 if (!stats) {
1918 ql_log(ql_log_warn, vha, 0x70d7,
1919 "Failed to allocate memory for stats.\n");
1920 return;
1921 }
1922
1923 /* reset firmware statistics */
1924 qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0);
1925
1926 dma_free_coherent(&ha->pdev->dev, sizeof(*stats),
1927 stats, stats_dma);
1928 }
1929 }
1930
1931 static void
1932 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1933 {
1934 scsi_qla_host_t *vha = shost_priv(shost);
1935
1936 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost),
1937 sizeof(fc_host_symbolic_name(shost)));
1938 }
1939
1940 static void
1941 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1942 {
1943 scsi_qla_host_t *vha = shost_priv(shost);
1944
1945 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1946 }
1947
1948 static void
1949 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1950 {
1951 scsi_qla_host_t *vha = shost_priv(shost);
1952 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1953 0xFF, 0xFF, 0xFF, 0xFF};
1954 u64 fabric_name = wwn_to_u64(node_name);
1955
1956 if (vha->device_flags & SWITCH_FOUND)
1957 fabric_name = wwn_to_u64(vha->fabric_node_name);
1958
1959 fc_host_fabric_name(shost) = fabric_name;
1960 }
1961
1962 static void
1963 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1964 {
1965 scsi_qla_host_t *vha = shost_priv(shost);
1966 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1967
1968 if (!base_vha->flags.online) {
1969 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1970 return;
1971 }
1972
1973 switch (atomic_read(&base_vha->loop_state)) {
1974 case LOOP_UPDATE:
1975 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1976 break;
1977 case LOOP_DOWN:
1978 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
1979 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1980 else
1981 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1982 break;
1983 case LOOP_DEAD:
1984 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1985 break;
1986 case LOOP_READY:
1987 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1988 break;
1989 default:
1990 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1991 break;
1992 }
1993 }
1994
1995 static int
1996 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1997 {
1998 int ret = 0;
1999 uint8_t qos = 0;
2000 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
2001 scsi_qla_host_t *vha = NULL;
2002 struct qla_hw_data *ha = base_vha->hw;
2003 int cnt;
2004 struct req_que *req = ha->req_q_map[0];
2005 struct qla_qpair *qpair;
2006
2007 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
2008 if (ret) {
2009 ql_log(ql_log_warn, vha, 0x707e,
2010 "Vport sanity check failed, status %x\n", ret);
2011 return (ret);
2012 }
2013
2014 vha = qla24xx_create_vhost(fc_vport);
2015 if (vha == NULL) {
2016 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
2017 return FC_VPORT_FAILED;
2018 }
2019 if (disable) {
2020 atomic_set(&vha->vp_state, VP_OFFLINE);
2021 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
2022 } else
2023 atomic_set(&vha->vp_state, VP_FAILED);
2024
2025 /* ready to create vport */
2026 ql_log(ql_log_info, vha, 0x7080,
2027 "VP entry id %d assigned.\n", vha->vp_idx);
2028
2029 /* initialized vport states */
2030 atomic_set(&vha->loop_state, LOOP_DOWN);
2031 vha->vp_err_state= VP_ERR_PORTDWN;
2032 vha->vp_prev_err_state= VP_ERR_UNKWN;
2033 /* Check if physical ha port is Up */
2034 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
2035 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
2036 /* Don't retry or attempt login of this virtual port */
2037 ql_dbg(ql_dbg_user, vha, 0x7081,
2038 "Vport loop state is not UP.\n");
2039 atomic_set(&vha->loop_state, LOOP_DEAD);
2040 if (!disable)
2041 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
2042 }
2043
2044 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
2045 if (ha->fw_attributes & BIT_4) {
2046 int prot = 0, guard;
2047 vha->flags.difdix_supported = 1;
2048 ql_dbg(ql_dbg_user, vha, 0x7082,
2049 "Registered for DIF/DIX type 1 and 3 protection.\n");
2050 if (ql2xenabledif == 1)
2051 prot = SHOST_DIX_TYPE0_PROTECTION;
2052 scsi_host_set_prot(vha->host,
2053 prot | SHOST_DIF_TYPE1_PROTECTION
2054 | SHOST_DIF_TYPE2_PROTECTION
2055 | SHOST_DIF_TYPE3_PROTECTION
2056 | SHOST_DIX_TYPE1_PROTECTION
2057 | SHOST_DIX_TYPE2_PROTECTION
2058 | SHOST_DIX_TYPE3_PROTECTION);
2059
2060 guard = SHOST_DIX_GUARD_CRC;
2061
2062 if (IS_PI_IPGUARD_CAPABLE(ha) &&
2063 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
2064 guard |= SHOST_DIX_GUARD_IP;
2065
2066 scsi_host_set_guard(vha->host, guard);
2067 } else
2068 vha->flags.difdix_supported = 0;
2069 }
2070
2071 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
2072 &ha->pdev->dev)) {
2073 ql_dbg(ql_dbg_user, vha, 0x7083,
2074 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
2075 goto vport_create_failed_2;
2076 }
2077
2078 /* initialize attributes */
2079 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2080 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2081 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2082 fc_host_supported_classes(vha->host) =
2083 fc_host_supported_classes(base_vha->host);
2084 fc_host_supported_speeds(vha->host) =
2085 fc_host_supported_speeds(base_vha->host);
2086
2087 qlt_vport_create(vha, ha);
2088 qla24xx_vport_disable(fc_vport, disable);
2089
2090 if (!ql2xmqsupport || !ha->npiv_info)
2091 goto vport_queue;
2092
2093 /* Create a request queue in QoS mode for the vport */
2094 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
2095 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
2096 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
2097 8) == 0) {
2098 qos = ha->npiv_info[cnt].q_qos;
2099 break;
2100 }
2101 }
2102
2103 if (qos) {
2104 qpair = qla2xxx_create_qpair(vha, qos, vha->vp_idx, true);
2105 if (!qpair)
2106 ql_log(ql_log_warn, vha, 0x7084,
2107 "Can't create qpair for VP[%d]\n",
2108 vha->vp_idx);
2109 else {
2110 ql_dbg(ql_dbg_multiq, vha, 0xc001,
2111 "Queue pair: %d Qos: %d) created for VP[%d]\n",
2112 qpair->id, qos, vha->vp_idx);
2113 ql_dbg(ql_dbg_user, vha, 0x7085,
2114 "Queue Pair: %d Qos: %d) created for VP[%d]\n",
2115 qpair->id, qos, vha->vp_idx);
2116 req = qpair->req;
2117 vha->qpair = qpair;
2118 }
2119 }
2120
2121 vport_queue:
2122 vha->req = req;
2123 return 0;
2124
2125 vport_create_failed_2:
2126 qla24xx_disable_vp(vha);
2127 qla24xx_deallocate_vp_id(vha);
2128 scsi_host_put(vha->host);
2129 return FC_VPORT_FAILED;
2130 }
2131
2132 static int
2133 qla24xx_vport_delete(struct fc_vport *fc_vport)
2134 {
2135 scsi_qla_host_t *vha = fc_vport->dd_data;
2136 struct qla_hw_data *ha = vha->hw;
2137 uint16_t id = vha->vp_idx;
2138
2139 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
2140 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
2141 msleep(1000);
2142
2143 qla24xx_disable_vp(vha);
2144
2145 vha->flags.delete_progress = 1;
2146
2147 qlt_remove_target(ha, vha);
2148
2149 fc_remove_host(vha->host);
2150
2151 scsi_remove_host(vha->host);
2152
2153 /* Allow timer to run to drain queued items, when removing vp */
2154 qla24xx_deallocate_vp_id(vha);
2155
2156 if (vha->timer_active) {
2157 qla2x00_vp_stop_timer(vha);
2158 ql_dbg(ql_dbg_user, vha, 0x7086,
2159 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
2160 }
2161
2162 qla2x00_free_fcports(vha);
2163
2164 mutex_lock(&ha->vport_lock);
2165 ha->cur_vport_count--;
2166 clear_bit(vha->vp_idx, ha->vp_idx_map);
2167 mutex_unlock(&ha->vport_lock);
2168
2169 dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l,
2170 vha->gnl.ldma);
2171
2172 vfree(vha->scan.l);
2173
2174 if (vha->qpair && vha->qpair->vp_idx == vha->vp_idx) {
2175 if (qla2xxx_delete_qpair(vha, vha->qpair) != QLA_SUCCESS)
2176 ql_log(ql_log_warn, vha, 0x7087,
2177 "Queue Pair delete failed.\n");
2178 }
2179
2180 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
2181 scsi_host_put(vha->host);
2182 return 0;
2183 }
2184
2185 static int
2186 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
2187 {
2188 scsi_qla_host_t *vha = fc_vport->dd_data;
2189
2190 if (disable)
2191 qla24xx_disable_vp(vha);
2192 else
2193 qla24xx_enable_vp(vha);
2194
2195 return 0;
2196 }
2197
2198 struct fc_function_template qla2xxx_transport_functions = {
2199
2200 .show_host_node_name = 1,
2201 .show_host_port_name = 1,
2202 .show_host_supported_classes = 1,
2203 .show_host_supported_speeds = 1,
2204
2205 .get_host_port_id = qla2x00_get_host_port_id,
2206 .show_host_port_id = 1,
2207 .get_host_speed = qla2x00_get_host_speed,
2208 .show_host_speed = 1,
2209 .get_host_port_type = qla2x00_get_host_port_type,
2210 .show_host_port_type = 1,
2211 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2212 .show_host_symbolic_name = 1,
2213 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2214 .show_host_system_hostname = 1,
2215 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2216 .show_host_fabric_name = 1,
2217 .get_host_port_state = qla2x00_get_host_port_state,
2218 .show_host_port_state = 1,
2219
2220 .dd_fcrport_size = sizeof(struct fc_port *),
2221 .show_rport_supported_classes = 1,
2222
2223 .get_starget_node_name = qla2x00_get_starget_node_name,
2224 .show_starget_node_name = 1,
2225 .get_starget_port_name = qla2x00_get_starget_port_name,
2226 .show_starget_port_name = 1,
2227 .get_starget_port_id = qla2x00_get_starget_port_id,
2228 .show_starget_port_id = 1,
2229
2230 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2231 .show_rport_dev_loss_tmo = 1,
2232
2233 .issue_fc_host_lip = qla2x00_issue_lip,
2234 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2235 .terminate_rport_io = qla2x00_terminate_rport_io,
2236 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2237 .reset_fc_host_stats = qla2x00_reset_host_stats,
2238
2239 .vport_create = qla24xx_vport_create,
2240 .vport_disable = qla24xx_vport_disable,
2241 .vport_delete = qla24xx_vport_delete,
2242 .bsg_request = qla24xx_bsg_request,
2243 .bsg_timeout = qla24xx_bsg_timeout,
2244 };
2245
2246 struct fc_function_template qla2xxx_transport_vport_functions = {
2247
2248 .show_host_node_name = 1,
2249 .show_host_port_name = 1,
2250 .show_host_supported_classes = 1,
2251
2252 .get_host_port_id = qla2x00_get_host_port_id,
2253 .show_host_port_id = 1,
2254 .get_host_speed = qla2x00_get_host_speed,
2255 .show_host_speed = 1,
2256 .get_host_port_type = qla2x00_get_host_port_type,
2257 .show_host_port_type = 1,
2258 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2259 .show_host_symbolic_name = 1,
2260 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2261 .show_host_system_hostname = 1,
2262 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2263 .show_host_fabric_name = 1,
2264 .get_host_port_state = qla2x00_get_host_port_state,
2265 .show_host_port_state = 1,
2266
2267 .dd_fcrport_size = sizeof(struct fc_port *),
2268 .show_rport_supported_classes = 1,
2269
2270 .get_starget_node_name = qla2x00_get_starget_node_name,
2271 .show_starget_node_name = 1,
2272 .get_starget_port_name = qla2x00_get_starget_port_name,
2273 .show_starget_port_name = 1,
2274 .get_starget_port_id = qla2x00_get_starget_port_id,
2275 .show_starget_port_id = 1,
2276
2277 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2278 .show_rport_dev_loss_tmo = 1,
2279
2280 .issue_fc_host_lip = qla2x00_issue_lip,
2281 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2282 .terminate_rport_io = qla2x00_terminate_rport_io,
2283 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2284 .reset_fc_host_stats = qla2x00_reset_host_stats,
2285
2286 .bsg_request = qla24xx_bsg_request,
2287 .bsg_timeout = qla24xx_bsg_timeout,
2288 };
2289
2290 void
2291 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2292 {
2293 struct qla_hw_data *ha = vha->hw;
2294 u32 speed = FC_PORTSPEED_UNKNOWN;
2295
2296 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2297 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2298 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2299 fc_host_supported_classes(vha->host) = ha->base_qpair->enable_class_2 ?
2300 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3;
2301 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2302 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2303
2304 if (IS_CNA_CAPABLE(ha))
2305 speed = FC_PORTSPEED_10GBIT;
2306 else if (IS_QLA2031(ha))
2307 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT |
2308 FC_PORTSPEED_4GBIT;
2309 else if (IS_QLA25XX(ha))
2310 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2311 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2312 else if (IS_QLA24XX_TYPE(ha))
2313 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2314 FC_PORTSPEED_1GBIT;
2315 else if (IS_QLA23XX(ha))
2316 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2317 else if (IS_QLAFX00(ha))
2318 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2319 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2320 else if (IS_QLA27XX(ha))
2321 speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT |
2322 FC_PORTSPEED_8GBIT;
2323 else
2324 speed = FC_PORTSPEED_1GBIT;
2325 fc_host_supported_speeds(vha->host) = speed;
2326 }
Linux with added FPC-III support