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Linux 4.19.133
[linux/fpc-iii.git] / drivers / scsi / qla2xxx / qla_attr.c
blob0ab9d2fd4a14afc4df6ed4bfcbc0422f10361d75
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 = 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 = 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 (qla2x00_chip_is_down(vha))
522 return 0;
523
524 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
525 !ha->isp_ops->write_nvram)
526 return 0;
527
528 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
529 ql_log(ql_log_warn, vha, 0x706a,
530 "HBA not online, failing VPD update.\n");
531 return -EAGAIN;
532 }
533
534 /* Write NVRAM. */
535 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
536 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
537
538 /* Update flash version information for 4Gb & above. */
539 if (!IS_FWI2_CAPABLE(ha))
540 return -EINVAL;
541
542 tmp_data = vmalloc(256);
543 if (!tmp_data) {
544 ql_log(ql_log_warn, vha, 0x706b,
545 "Unable to allocate memory for VPD information update.\n");
546 return -ENOMEM;
547 }
548 ha->isp_ops->get_flash_version(vha, tmp_data);
549 vfree(tmp_data);
550
551 return count;
552 }
553
554 static struct bin_attribute sysfs_vpd_attr = {
555 .attr = {
556 .name = "vpd",
557 .mode = S_IRUSR | S_IWUSR,
558 },
559 .size = 0,
560 .read = qla2x00_sysfs_read_vpd,
561 .write = qla2x00_sysfs_write_vpd,
562 };
563
564 static ssize_t
565 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
566 struct bin_attribute *bin_attr,
567 char *buf, loff_t off, size_t count)
568 {
569 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
570 struct device, kobj)));
571 int rval;
572
573 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < SFP_DEV_SIZE)
574 return 0;
575
576 if (qla2x00_chip_is_down(vha))
577 return 0;
578
579 rval = qla2x00_read_sfp_dev(vha, buf, count);
580 if (rval)
581 return -EIO;
582
583 return count;
584 }
585
586 static struct bin_attribute sysfs_sfp_attr = {
587 .attr = {
588 .name = "sfp",
589 .mode = S_IRUSR | S_IWUSR,
590 },
591 .size = SFP_DEV_SIZE,
592 .read = qla2x00_sysfs_read_sfp,
593 };
594
595 static ssize_t
596 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
597 struct bin_attribute *bin_attr,
598 char *buf, loff_t off, size_t count)
599 {
600 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
601 struct device, kobj)));
602 struct qla_hw_data *ha = vha->hw;
603 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
604 int type;
605 uint32_t idc_control;
606 uint8_t *tmp_data = NULL;
607 if (off != 0)
608 return -EINVAL;
609
610 type = simple_strtol(buf, NULL, 10);
611 switch (type) {
612 case 0x2025c:
613 ql_log(ql_log_info, vha, 0x706e,
614 "Issuing ISP reset.\n");
615
616 scsi_block_requests(vha->host);
617 if (IS_QLA82XX(ha)) {
618 ha->flags.isp82xx_no_md_cap = 1;
619 qla82xx_idc_lock(ha);
620 qla82xx_set_reset_owner(vha);
621 qla82xx_idc_unlock(ha);
622 } else if (IS_QLA8044(ha)) {
623 qla8044_idc_lock(ha);
624 idc_control = qla8044_rd_reg(ha,
625 QLA8044_IDC_DRV_CTRL);
626 qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
627 (idc_control | GRACEFUL_RESET_BIT1));
628 qla82xx_set_reset_owner(vha);
629 qla8044_idc_unlock(ha);
630 } else {
631 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
632 qla2xxx_wake_dpc(vha);
633 }
634 qla2x00_wait_for_chip_reset(vha);
635 scsi_unblock_requests(vha->host);
636 break;
637 case 0x2025d:
638 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha))
639 return -EPERM;
640
641 ql_log(ql_log_info, vha, 0x706f,
642 "Issuing MPI reset.\n");
643
644 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
645 uint32_t idc_control;
646
647 qla83xx_idc_lock(vha, 0);
648 __qla83xx_get_idc_control(vha, &idc_control);
649 idc_control |= QLA83XX_IDC_GRACEFUL_RESET;
650 __qla83xx_set_idc_control(vha, idc_control);
651 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
652 QLA8XXX_DEV_NEED_RESET);
653 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
654 qla83xx_idc_unlock(vha, 0);
655 break;
656 } else {
657 /* Make sure FC side is not in reset */
658 WARN_ON_ONCE(qla2x00_wait_for_hba_online(vha) !=
659 QLA_SUCCESS);
660
661 /* Issue MPI reset */
662 scsi_block_requests(vha->host);
663 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
664 ql_log(ql_log_warn, vha, 0x7070,
665 "MPI reset failed.\n");
666 scsi_unblock_requests(vha->host);
667 break;
668 }
669 case 0x2025e:
670 if (!IS_P3P_TYPE(ha) || vha != base_vha) {
671 ql_log(ql_log_info, vha, 0x7071,
672 "FCoE ctx reset not supported.\n");
673 return -EPERM;
674 }
675
676 ql_log(ql_log_info, vha, 0x7072,
677 "Issuing FCoE ctx reset.\n");
678 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
679 qla2xxx_wake_dpc(vha);
680 qla2x00_wait_for_fcoe_ctx_reset(vha);
681 break;
682 case 0x2025f:
683 if (!IS_QLA8031(ha))
684 return -EPERM;
685 ql_log(ql_log_info, vha, 0x70bc,
686 "Disabling Reset by IDC control\n");
687 qla83xx_idc_lock(vha, 0);
688 __qla83xx_get_idc_control(vha, &idc_control);
689 idc_control |= QLA83XX_IDC_RESET_DISABLED;
690 __qla83xx_set_idc_control(vha, idc_control);
691 qla83xx_idc_unlock(vha, 0);
692 break;
693 case 0x20260:
694 if (!IS_QLA8031(ha))
695 return -EPERM;
696 ql_log(ql_log_info, vha, 0x70bd,
697 "Enabling Reset by IDC control\n");
698 qla83xx_idc_lock(vha, 0);
699 __qla83xx_get_idc_control(vha, &idc_control);
700 idc_control &= ~QLA83XX_IDC_RESET_DISABLED;
701 __qla83xx_set_idc_control(vha, idc_control);
702 qla83xx_idc_unlock(vha, 0);
703 break;
704 case 0x20261:
705 ql_dbg(ql_dbg_user, vha, 0x70e0,
706 "Updating cache versions without reset ");
707
708 tmp_data = vmalloc(256);
709 if (!tmp_data) {
710 ql_log(ql_log_warn, vha, 0x70e1,
711 "Unable to allocate memory for VPD information update.\n");
712 return -ENOMEM;
713 }
714 ha->isp_ops->get_flash_version(vha, tmp_data);
715 vfree(tmp_data);
716 break;
717 }
718 return count;
719 }
720
721 static struct bin_attribute sysfs_reset_attr = {
722 .attr = {
723 .name = "reset",
724 .mode = S_IWUSR,
725 },
726 .size = 0,
727 .write = qla2x00_sysfs_write_reset,
728 };
729
730 static ssize_t
731 qla2x00_issue_logo(struct file *filp, struct kobject *kobj,
732 struct bin_attribute *bin_attr,
733 char *buf, loff_t off, size_t count)
734 {
735 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
736 struct device, kobj)));
737 int type;
738 port_id_t did;
739
740 if (!capable(CAP_SYS_ADMIN))
741 return 0;
742
743 if (unlikely(pci_channel_offline(vha->hw->pdev)))
744 return 0;
745
746 if (qla2x00_chip_is_down(vha))
747 return 0;
748
749 type = simple_strtol(buf, NULL, 10);
750
751 did.b.domain = (type & 0x00ff0000) >> 16;
752 did.b.area = (type & 0x0000ff00) >> 8;
753 did.b.al_pa = (type & 0x000000ff);
754
755 ql_log(ql_log_info, vha, 0xd04d, "portid=%02x%02x%02x done\n",
756 did.b.domain, did.b.area, did.b.al_pa);
757
758 ql_log(ql_log_info, vha, 0x70e4, "%s: %d\n", __func__, type);
759
760 qla24xx_els_dcmd_iocb(vha, ELS_DCMD_LOGO, did);
761 return count;
762 }
763
764 static struct bin_attribute sysfs_issue_logo_attr = {
765 .attr = {
766 .name = "issue_logo",
767 .mode = S_IWUSR,
768 },
769 .size = 0,
770 .write = qla2x00_issue_logo,
771 };
772
773 static ssize_t
774 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
775 struct bin_attribute *bin_attr,
776 char *buf, loff_t off, size_t count)
777 {
778 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
779 struct device, kobj)));
780 struct qla_hw_data *ha = vha->hw;
781 int rval;
782 uint16_t actual_size;
783
784 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
785 return 0;
786
787 if (unlikely(pci_channel_offline(ha->pdev)))
788 return 0;
789
790 if (qla2x00_chip_is_down(vha))
791 return 0;
792
793 if (ha->xgmac_data)
794 goto do_read;
795
796 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
797 &ha->xgmac_data_dma, GFP_KERNEL);
798 if (!ha->xgmac_data) {
799 ql_log(ql_log_warn, vha, 0x7076,
800 "Unable to allocate memory for XGMAC read-data.\n");
801 return 0;
802 }
803
804 do_read:
805 actual_size = 0;
806 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
807
808 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
809 XGMAC_DATA_SIZE, &actual_size);
810 if (rval != QLA_SUCCESS) {
811 ql_log(ql_log_warn, vha, 0x7077,
812 "Unable to read XGMAC data (%x).\n", rval);
813 count = 0;
814 }
815
816 count = actual_size > count ? count: actual_size;
817 memcpy(buf, ha->xgmac_data, count);
818
819 return count;
820 }
821
822 static struct bin_attribute sysfs_xgmac_stats_attr = {
823 .attr = {
824 .name = "xgmac_stats",
825 .mode = S_IRUSR,
826 },
827 .size = 0,
828 .read = qla2x00_sysfs_read_xgmac_stats,
829 };
830
831 static ssize_t
832 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
833 struct bin_attribute *bin_attr,
834 char *buf, loff_t off, size_t count)
835 {
836 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
837 struct device, kobj)));
838 struct qla_hw_data *ha = vha->hw;
839 int rval;
840
841 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
842 return 0;
843
844 if (ha->dcbx_tlv)
845 goto do_read;
846
847 if (qla2x00_chip_is_down(vha))
848 return 0;
849
850 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
851 &ha->dcbx_tlv_dma, GFP_KERNEL);
852 if (!ha->dcbx_tlv) {
853 ql_log(ql_log_warn, vha, 0x7078,
854 "Unable to allocate memory for DCBX TLV read-data.\n");
855 return -ENOMEM;
856 }
857
858 do_read:
859 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
860
861 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
862 DCBX_TLV_DATA_SIZE);
863 if (rval != QLA_SUCCESS) {
864 ql_log(ql_log_warn, vha, 0x7079,
865 "Unable to read DCBX TLV (%x).\n", rval);
866 return -EIO;
867 }
868
869 memcpy(buf, ha->dcbx_tlv, count);
870
871 return count;
872 }
873
874 static struct bin_attribute sysfs_dcbx_tlv_attr = {
875 .attr = {
876 .name = "dcbx_tlv",
877 .mode = S_IRUSR,
878 },
879 .size = 0,
880 .read = qla2x00_sysfs_read_dcbx_tlv,
881 };
882
883 static struct sysfs_entry {
884 char *name;
885 struct bin_attribute *attr;
886 int is4GBp_only;
887 } bin_file_entries[] = {
888 { "fw_dump", &sysfs_fw_dump_attr, },
889 { "nvram", &sysfs_nvram_attr, },
890 { "optrom", &sysfs_optrom_attr, },
891 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
892 { "vpd", &sysfs_vpd_attr, 1 },
893 { "sfp", &sysfs_sfp_attr, 1 },
894 { "reset", &sysfs_reset_attr, },
895 { "issue_logo", &sysfs_issue_logo_attr, },
896 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
897 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
898 { NULL },
899 };
900
901 void
902 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
903 {
904 struct Scsi_Host *host = vha->host;
905 struct sysfs_entry *iter;
906 int ret;
907
908 for (iter = bin_file_entries; iter->name; iter++) {
909 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
910 continue;
911 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
912 continue;
913 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
914 continue;
915
916 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
917 iter->attr);
918 if (ret)
919 ql_log(ql_log_warn, vha, 0x00f3,
920 "Unable to create sysfs %s binary attribute (%d).\n",
921 iter->name, ret);
922 else
923 ql_dbg(ql_dbg_init, vha, 0x00f4,
924 "Successfully created sysfs %s binary attribute.\n",
925 iter->name);
926 }
927 }
928
929 void
930 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon)
931 {
932 struct Scsi_Host *host = vha->host;
933 struct sysfs_entry *iter;
934 struct qla_hw_data *ha = vha->hw;
935
936 for (iter = bin_file_entries; iter->name; iter++) {
937 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
938 continue;
939 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
940 continue;
941 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
942 continue;
943 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw))
944 continue;
945
946 sysfs_remove_bin_file(&host->shost_gendev.kobj,
947 iter->attr);
948 }
949
950 if (stop_beacon && ha->beacon_blink_led == 1)
951 ha->isp_ops->beacon_off(vha);
952 }
953
954 /* Scsi_Host attributes. */
955
956 static ssize_t
957 qla2x00_drvr_version_show(struct device *dev,
958 struct device_attribute *attr, char *buf)
959 {
960 return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
961 }
962
963 static ssize_t
964 qla2x00_fw_version_show(struct device *dev,
965 struct device_attribute *attr, char *buf)
966 {
967 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
968 struct qla_hw_data *ha = vha->hw;
969 char fw_str[128];
970
971 return scnprintf(buf, PAGE_SIZE, "%s\n",
972 ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str)));
973 }
974
975 static ssize_t
976 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
977 char *buf)
978 {
979 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
980 struct qla_hw_data *ha = vha->hw;
981 uint32_t sn;
982
983 if (IS_QLAFX00(vha->hw)) {
984 return scnprintf(buf, PAGE_SIZE, "%s\n",
985 vha->hw->mr.serial_num);
986 } else if (IS_FWI2_CAPABLE(ha)) {
987 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1);
988 return strlen(strcat(buf, "\n"));
989 }
990
991 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
992 return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
993 sn % 100000);
994 }
995
996 static ssize_t
997 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
998 char *buf)
999 {
1000 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1001 return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
1002 }
1003
1004 static ssize_t
1005 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
1006 char *buf)
1007 {
1008 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1009 struct qla_hw_data *ha = vha->hw;
1010
1011 if (IS_QLAFX00(vha->hw))
1012 return scnprintf(buf, PAGE_SIZE, "%s\n",
1013 vha->hw->mr.hw_version);
1014
1015 return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
1016 ha->product_id[0], ha->product_id[1], ha->product_id[2],
1017 ha->product_id[3]);
1018 }
1019
1020 static ssize_t
1021 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
1022 char *buf)
1023 {
1024 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1025
1026 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
1027 }
1028
1029 static ssize_t
1030 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
1031 char *buf)
1032 {
1033 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1034 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc);
1035 }
1036
1037 static ssize_t
1038 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
1039 char *buf)
1040 {
1041 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1042 char pci_info[30];
1043
1044 return scnprintf(buf, PAGE_SIZE, "%s\n",
1045 vha->hw->isp_ops->pci_info_str(vha, pci_info));
1046 }
1047
1048 static ssize_t
1049 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
1050 char *buf)
1051 {
1052 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1053 struct qla_hw_data *ha = vha->hw;
1054 int len = 0;
1055
1056 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1057 atomic_read(&vha->loop_state) == LOOP_DEAD ||
1058 vha->device_flags & DFLG_NO_CABLE)
1059 len = scnprintf(buf, PAGE_SIZE, "Link Down\n");
1060 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1061 qla2x00_chip_is_down(vha))
1062 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1063 else {
1064 len = scnprintf(buf, PAGE_SIZE, "Link Up - ");
1065
1066 switch (ha->current_topology) {
1067 case ISP_CFG_NL:
1068 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1069 break;
1070 case ISP_CFG_FL:
1071 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1072 break;
1073 case ISP_CFG_N:
1074 len += scnprintf(buf + len, PAGE_SIZE-len,
1075 "N_Port to N_Port\n");
1076 break;
1077 case ISP_CFG_F:
1078 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1079 break;
1080 default:
1081 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1082 break;
1083 }
1084 }
1085 return len;
1086 }
1087
1088 static ssize_t
1089 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1090 char *buf)
1091 {
1092 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1093 int len = 0;
1094
1095 switch (vha->hw->zio_mode) {
1096 case QLA_ZIO_MODE_6:
1097 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1098 break;
1099 case QLA_ZIO_DISABLED:
1100 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1101 break;
1102 }
1103 return len;
1104 }
1105
1106 static ssize_t
1107 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1108 const char *buf, size_t count)
1109 {
1110 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1111 struct qla_hw_data *ha = vha->hw;
1112 int val = 0;
1113 uint16_t zio_mode;
1114
1115 if (!IS_ZIO_SUPPORTED(ha))
1116 return -ENOTSUPP;
1117
1118 if (sscanf(buf, "%d", &val) != 1)
1119 return -EINVAL;
1120
1121 if (val)
1122 zio_mode = QLA_ZIO_MODE_6;
1123 else
1124 zio_mode = QLA_ZIO_DISABLED;
1125
1126 /* Update per-hba values and queue a reset. */
1127 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1128 ha->zio_mode = zio_mode;
1129 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1130 }
1131 return strlen(buf);
1132 }
1133
1134 static ssize_t
1135 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1136 char *buf)
1137 {
1138 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1139
1140 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1141 }
1142
1143 static ssize_t
1144 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1145 const char *buf, size_t count)
1146 {
1147 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1148 int val = 0;
1149 uint16_t zio_timer;
1150
1151 if (sscanf(buf, "%d", &val) != 1)
1152 return -EINVAL;
1153 if (val > 25500 || val < 100)
1154 return -ERANGE;
1155
1156 zio_timer = (uint16_t)(val / 100);
1157 vha->hw->zio_timer = zio_timer;
1158
1159 return strlen(buf);
1160 }
1161
1162 static ssize_t
1163 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1164 char *buf)
1165 {
1166 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1167 int len = 0;
1168
1169 if (vha->hw->beacon_blink_led)
1170 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1171 else
1172 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1173 return len;
1174 }
1175
1176 static ssize_t
1177 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1178 const char *buf, size_t count)
1179 {
1180 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1181 struct qla_hw_data *ha = vha->hw;
1182 int val = 0;
1183 int rval;
1184
1185 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1186 return -EPERM;
1187
1188 if (qla2x00_chip_is_down(vha)) {
1189 ql_log(ql_log_warn, vha, 0x707a,
1190 "Abort ISP active -- ignoring beacon request.\n");
1191 return -EBUSY;
1192 }
1193
1194 if (sscanf(buf, "%d", &val) != 1)
1195 return -EINVAL;
1196
1197 if (val)
1198 rval = ha->isp_ops->beacon_on(vha);
1199 else
1200 rval = ha->isp_ops->beacon_off(vha);
1201
1202 if (rval != QLA_SUCCESS)
1203 count = 0;
1204
1205 return count;
1206 }
1207
1208 static ssize_t
1209 qla2x00_optrom_bios_version_show(struct device *dev,
1210 struct device_attribute *attr, char *buf)
1211 {
1212 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1213 struct qla_hw_data *ha = vha->hw;
1214 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1215 ha->bios_revision[0]);
1216 }
1217
1218 static ssize_t
1219 qla2x00_optrom_efi_version_show(struct device *dev,
1220 struct device_attribute *attr, char *buf)
1221 {
1222 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1223 struct qla_hw_data *ha = vha->hw;
1224 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1225 ha->efi_revision[0]);
1226 }
1227
1228 static ssize_t
1229 qla2x00_optrom_fcode_version_show(struct device *dev,
1230 struct device_attribute *attr, char *buf)
1231 {
1232 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1233 struct qla_hw_data *ha = vha->hw;
1234 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1235 ha->fcode_revision[0]);
1236 }
1237
1238 static ssize_t
1239 qla2x00_optrom_fw_version_show(struct device *dev,
1240 struct device_attribute *attr, char *buf)
1241 {
1242 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1243 struct qla_hw_data *ha = vha->hw;
1244 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1245 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1246 ha->fw_revision[3]);
1247 }
1248
1249 static ssize_t
1250 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1251 struct device_attribute *attr, char *buf)
1252 {
1253 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1254 struct qla_hw_data *ha = vha->hw;
1255
1256 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha))
1257 return scnprintf(buf, PAGE_SIZE, "\n");
1258
1259 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1260 ha->gold_fw_version[0], ha->gold_fw_version[1],
1261 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1262 }
1263
1264 static ssize_t
1265 qla2x00_total_isp_aborts_show(struct device *dev,
1266 struct device_attribute *attr, char *buf)
1267 {
1268 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1269 return scnprintf(buf, PAGE_SIZE, "%d\n",
1270 vha->qla_stats.total_isp_aborts);
1271 }
1272
1273 static ssize_t
1274 qla24xx_84xx_fw_version_show(struct device *dev,
1275 struct device_attribute *attr, char *buf)
1276 {
1277 int rval = QLA_SUCCESS;
1278 uint16_t status[2] = {0, 0};
1279 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1280 struct qla_hw_data *ha = vha->hw;
1281
1282 if (!IS_QLA84XX(ha))
1283 return scnprintf(buf, PAGE_SIZE, "\n");
1284
1285 if (ha->cs84xx->op_fw_version == 0)
1286 rval = qla84xx_verify_chip(vha, status);
1287
1288 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1289 return scnprintf(buf, PAGE_SIZE, "%u\n",
1290 (uint32_t)ha->cs84xx->op_fw_version);
1291
1292 return scnprintf(buf, PAGE_SIZE, "\n");
1293 }
1294
1295 static ssize_t
1296 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1297 char *buf)
1298 {
1299 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1300 struct qla_hw_data *ha = vha->hw;
1301
1302 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) &&
1303 !IS_QLA27XX(ha))
1304 return scnprintf(buf, PAGE_SIZE, "\n");
1305
1306 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1307 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1308 ha->mpi_capabilities);
1309 }
1310
1311 static ssize_t
1312 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1313 char *buf)
1314 {
1315 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1316 struct qla_hw_data *ha = vha->hw;
1317
1318 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1319 return scnprintf(buf, PAGE_SIZE, "\n");
1320
1321 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1322 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1323 }
1324
1325 static ssize_t
1326 qla2x00_flash_block_size_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 struct qla_hw_data *ha = vha->hw;
1331
1332 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1333 }
1334
1335 static ssize_t
1336 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1337 char *buf)
1338 {
1339 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1340
1341 if (!IS_CNA_CAPABLE(vha->hw))
1342 return scnprintf(buf, PAGE_SIZE, "\n");
1343
1344 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1345 }
1346
1347 static ssize_t
1348 qla2x00_vn_port_mac_address_show(struct device *dev,
1349 struct device_attribute *attr, char *buf)
1350 {
1351 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1352
1353 if (!IS_CNA_CAPABLE(vha->hw))
1354 return scnprintf(buf, PAGE_SIZE, "\n");
1355
1356 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
1357 }
1358
1359 static ssize_t
1360 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1361 char *buf)
1362 {
1363 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1364
1365 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1366 }
1367
1368 static ssize_t
1369 qla2x00_thermal_temp_show(struct device *dev,
1370 struct device_attribute *attr, char *buf)
1371 {
1372 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1373 uint16_t temp = 0;
1374
1375 if (qla2x00_chip_is_down(vha)) {
1376 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
1377 goto done;
1378 }
1379
1380 if (vha->hw->flags.eeh_busy) {
1381 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
1382 goto done;
1383 }
1384
1385 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS)
1386 return scnprintf(buf, PAGE_SIZE, "%d\n", temp);
1387
1388 done:
1389 return scnprintf(buf, PAGE_SIZE, "\n");
1390 }
1391
1392 static ssize_t
1393 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1394 char *buf)
1395 {
1396 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1397 int rval = QLA_FUNCTION_FAILED;
1398 uint16_t state[6];
1399 uint32_t pstate;
1400
1401 if (IS_QLAFX00(vha->hw)) {
1402 pstate = qlafx00_fw_state_show(dev, attr, buf);
1403 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
1404 }
1405
1406 if (qla2x00_chip_is_down(vha))
1407 ql_log(ql_log_warn, vha, 0x707c,
1408 "ISP reset active.\n");
1409 else if (!vha->hw->flags.eeh_busy)
1410 rval = qla2x00_get_firmware_state(vha, state);
1411 if (rval != QLA_SUCCESS)
1412 memset(state, -1, sizeof(state));
1413
1414 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1415 state[0], state[1], state[2], state[3], state[4], state[5]);
1416 }
1417
1418 static ssize_t
1419 qla2x00_diag_requests_show(struct device *dev,
1420 struct device_attribute *attr, char *buf)
1421 {
1422 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1423
1424 if (!IS_BIDI_CAPABLE(vha->hw))
1425 return scnprintf(buf, PAGE_SIZE, "\n");
1426
1427 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
1428 }
1429
1430 static ssize_t
1431 qla2x00_diag_megabytes_show(struct device *dev,
1432 struct device_attribute *attr, char *buf)
1433 {
1434 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1435
1436 if (!IS_BIDI_CAPABLE(vha->hw))
1437 return scnprintf(buf, PAGE_SIZE, "\n");
1438
1439 return scnprintf(buf, PAGE_SIZE, "%llu\n",
1440 vha->bidi_stats.transfer_bytes >> 20);
1441 }
1442
1443 static ssize_t
1444 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
1445 char *buf)
1446 {
1447 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1448 struct qla_hw_data *ha = vha->hw;
1449 uint32_t size;
1450
1451 if (!ha->fw_dumped)
1452 size = 0;
1453 else if (IS_P3P_TYPE(ha))
1454 size = ha->md_template_size + ha->md_dump_size;
1455 else
1456 size = ha->fw_dump_len;
1457
1458 return scnprintf(buf, PAGE_SIZE, "%d\n", size);
1459 }
1460
1461 static ssize_t
1462 qla2x00_allow_cna_fw_dump_show(struct device *dev,
1463 struct device_attribute *attr, char *buf)
1464 {
1465 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1466
1467 if (!IS_P3P_TYPE(vha->hw))
1468 return scnprintf(buf, PAGE_SIZE, "\n");
1469 else
1470 return scnprintf(buf, PAGE_SIZE, "%s\n",
1471 vha->hw->allow_cna_fw_dump ? "true" : "false");
1472 }
1473
1474 static ssize_t
1475 qla2x00_allow_cna_fw_dump_store(struct device *dev,
1476 struct device_attribute *attr, const char *buf, size_t count)
1477 {
1478 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1479 int val = 0;
1480
1481 if (!IS_P3P_TYPE(vha->hw))
1482 return -EINVAL;
1483
1484 if (sscanf(buf, "%d", &val) != 1)
1485 return -EINVAL;
1486
1487 vha->hw->allow_cna_fw_dump = val != 0;
1488
1489 return strlen(buf);
1490 }
1491
1492 static ssize_t
1493 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr,
1494 char *buf)
1495 {
1496 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1497 struct qla_hw_data *ha = vha->hw;
1498
1499 if (!IS_QLA27XX(ha))
1500 return scnprintf(buf, PAGE_SIZE, "\n");
1501
1502 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1503 ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]);
1504 }
1505
1506 static ssize_t
1507 qla2x00_min_link_speed_show(struct device *dev, struct device_attribute *attr,
1508 char *buf)
1509 {
1510 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1511 struct qla_hw_data *ha = vha->hw;
1512
1513 if (!IS_QLA27XX(ha))
1514 return scnprintf(buf, PAGE_SIZE, "\n");
1515
1516 return scnprintf(buf, PAGE_SIZE, "%s\n",
1517 ha->min_link_speed == 5 ? "32Gps" :
1518 ha->min_link_speed == 4 ? "16Gps" :
1519 ha->min_link_speed == 3 ? "8Gps" :
1520 ha->min_link_speed == 2 ? "4Gps" :
1521 ha->min_link_speed != 0 ? "unknown" : "");
1522 }
1523
1524 static ssize_t
1525 qla2x00_max_speed_sup_show(struct device *dev, struct device_attribute *attr,
1526 char *buf)
1527 {
1528 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1529 struct qla_hw_data *ha = vha->hw;
1530
1531 if (!IS_QLA27XX(ha))
1532 return scnprintf(buf, PAGE_SIZE, "\n");
1533
1534 return scnprintf(buf, PAGE_SIZE, "%s\n",
1535 ha->max_speed_sup ? "32Gps" : "16Gps");
1536 }
1537
1538 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1539 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1540 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1541 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1542 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1543 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1544 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1545 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1546 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1547 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1548 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1549 qla2x00_zio_timer_store);
1550 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1551 qla2x00_beacon_store);
1552 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1553 qla2x00_optrom_bios_version_show, NULL);
1554 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1555 qla2x00_optrom_efi_version_show, NULL);
1556 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1557 qla2x00_optrom_fcode_version_show, NULL);
1558 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1559 NULL);
1560 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1561 qla2x00_optrom_gold_fw_version_show, NULL);
1562 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1563 NULL);
1564 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1565 NULL);
1566 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1567 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1568 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1569 NULL);
1570 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1571 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1572 qla2x00_vn_port_mac_address_show, NULL);
1573 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1574 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1575 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1576 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
1577 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
1578 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
1579 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR,
1580 qla2x00_allow_cna_fw_dump_show,
1581 qla2x00_allow_cna_fw_dump_store);
1582 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL);
1583 static DEVICE_ATTR(min_link_speed, S_IRUGO, qla2x00_min_link_speed_show, NULL);
1584 static DEVICE_ATTR(max_speed_sup, S_IRUGO, qla2x00_max_speed_sup_show, NULL);
1585
1586 struct device_attribute *qla2x00_host_attrs[] = {
1587 &dev_attr_driver_version,
1588 &dev_attr_fw_version,
1589 &dev_attr_serial_num,
1590 &dev_attr_isp_name,
1591 &dev_attr_isp_id,
1592 &dev_attr_model_name,
1593 &dev_attr_model_desc,
1594 &dev_attr_pci_info,
1595 &dev_attr_link_state,
1596 &dev_attr_zio,
1597 &dev_attr_zio_timer,
1598 &dev_attr_beacon,
1599 &dev_attr_optrom_bios_version,
1600 &dev_attr_optrom_efi_version,
1601 &dev_attr_optrom_fcode_version,
1602 &dev_attr_optrom_fw_version,
1603 &dev_attr_84xx_fw_version,
1604 &dev_attr_total_isp_aborts,
1605 &dev_attr_mpi_version,
1606 &dev_attr_phy_version,
1607 &dev_attr_flash_block_size,
1608 &dev_attr_vlan_id,
1609 &dev_attr_vn_port_mac_address,
1610 &dev_attr_fabric_param,
1611 &dev_attr_fw_state,
1612 &dev_attr_optrom_gold_fw_version,
1613 &dev_attr_thermal_temp,
1614 &dev_attr_diag_requests,
1615 &dev_attr_diag_megabytes,
1616 &dev_attr_fw_dump_size,
1617 &dev_attr_allow_cna_fw_dump,
1618 &dev_attr_pep_version,
1619 &dev_attr_min_link_speed,
1620 &dev_attr_max_speed_sup,
1621 NULL,
1622 };
1623
1624 /* Host attributes. */
1625
1626 static void
1627 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1628 {
1629 scsi_qla_host_t *vha = shost_priv(shost);
1630
1631 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1632 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1633 }
1634
1635 static void
1636 qla2x00_get_host_speed(struct Scsi_Host *shost)
1637 {
1638 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1639 (shost_priv(shost)))->hw;
1640 u32 speed = FC_PORTSPEED_UNKNOWN;
1641
1642 if (IS_QLAFX00(ha)) {
1643 qlafx00_get_host_speed(shost);
1644 return;
1645 }
1646
1647 switch (ha->link_data_rate) {
1648 case PORT_SPEED_1GB:
1649 speed = FC_PORTSPEED_1GBIT;
1650 break;
1651 case PORT_SPEED_2GB:
1652 speed = FC_PORTSPEED_2GBIT;
1653 break;
1654 case PORT_SPEED_4GB:
1655 speed = FC_PORTSPEED_4GBIT;
1656 break;
1657 case PORT_SPEED_8GB:
1658 speed = FC_PORTSPEED_8GBIT;
1659 break;
1660 case PORT_SPEED_10GB:
1661 speed = FC_PORTSPEED_10GBIT;
1662 break;
1663 case PORT_SPEED_16GB:
1664 speed = FC_PORTSPEED_16GBIT;
1665 break;
1666 case PORT_SPEED_32GB:
1667 speed = FC_PORTSPEED_32GBIT;
1668 break;
1669 }
1670 fc_host_speed(shost) = speed;
1671 }
1672
1673 static void
1674 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1675 {
1676 scsi_qla_host_t *vha = shost_priv(shost);
1677 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1678
1679 if (vha->vp_idx) {
1680 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1681 return;
1682 }
1683 switch (vha->hw->current_topology) {
1684 case ISP_CFG_NL:
1685 port_type = FC_PORTTYPE_LPORT;
1686 break;
1687 case ISP_CFG_FL:
1688 port_type = FC_PORTTYPE_NLPORT;
1689 break;
1690 case ISP_CFG_N:
1691 port_type = FC_PORTTYPE_PTP;
1692 break;
1693 case ISP_CFG_F:
1694 port_type = FC_PORTTYPE_NPORT;
1695 break;
1696 }
1697 fc_host_port_type(shost) = port_type;
1698 }
1699
1700 static void
1701 qla2x00_get_starget_node_name(struct scsi_target *starget)
1702 {
1703 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1704 scsi_qla_host_t *vha = shost_priv(host);
1705 fc_port_t *fcport;
1706 u64 node_name = 0;
1707
1708 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1709 if (fcport->rport &&
1710 starget->id == fcport->rport->scsi_target_id) {
1711 node_name = wwn_to_u64(fcport->node_name);
1712 break;
1713 }
1714 }
1715
1716 fc_starget_node_name(starget) = node_name;
1717 }
1718
1719 static void
1720 qla2x00_get_starget_port_name(struct scsi_target *starget)
1721 {
1722 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1723 scsi_qla_host_t *vha = shost_priv(host);
1724 fc_port_t *fcport;
1725 u64 port_name = 0;
1726
1727 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1728 if (fcport->rport &&
1729 starget->id == fcport->rport->scsi_target_id) {
1730 port_name = wwn_to_u64(fcport->port_name);
1731 break;
1732 }
1733 }
1734
1735 fc_starget_port_name(starget) = port_name;
1736 }
1737
1738 static void
1739 qla2x00_get_starget_port_id(struct scsi_target *starget)
1740 {
1741 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1742 scsi_qla_host_t *vha = shost_priv(host);
1743 fc_port_t *fcport;
1744 uint32_t port_id = ~0U;
1745
1746 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1747 if (fcport->rport &&
1748 starget->id == fcport->rport->scsi_target_id) {
1749 port_id = fcport->d_id.b.domain << 16 |
1750 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1751 break;
1752 }
1753 }
1754
1755 fc_starget_port_id(starget) = port_id;
1756 }
1757
1758 static void
1759 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1760 {
1761 if (timeout)
1762 rport->dev_loss_tmo = timeout;
1763 else
1764 rport->dev_loss_tmo = 1;
1765 }
1766
1767 static void
1768 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1769 {
1770 struct Scsi_Host *host = rport_to_shost(rport);
1771 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1772 unsigned long flags;
1773
1774 if (!fcport)
1775 return;
1776
1777 /* Now that the rport has been deleted, set the fcport state to
1778 FCS_DEVICE_DEAD */
1779 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1780
1781 /*
1782 * Transport has effectively 'deleted' the rport, clear
1783 * all local references.
1784 */
1785 spin_lock_irqsave(host->host_lock, flags);
1786 fcport->rport = fcport->drport = NULL;
1787 *((fc_port_t **)rport->dd_data) = NULL;
1788 spin_unlock_irqrestore(host->host_lock, flags);
1789
1790 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1791 return;
1792
1793 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1794 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1795 return;
1796 }
1797 }
1798
1799 static void
1800 qla2x00_terminate_rport_io(struct fc_rport *rport)
1801 {
1802 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1803
1804 if (!fcport)
1805 return;
1806
1807 if (test_bit(UNLOADING, &fcport->vha->dpc_flags))
1808 return;
1809
1810 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1811 return;
1812
1813 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1814 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1815 return;
1816 }
1817 /*
1818 * At this point all fcport's software-states are cleared. Perform any
1819 * final cleanup of firmware resources (PCBs and XCBs).
1820 */
1821 if (fcport->loop_id != FC_NO_LOOP_ID) {
1822 if (IS_FWI2_CAPABLE(fcport->vha->hw))
1823 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1824 fcport->loop_id, fcport->d_id.b.domain,
1825 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1826 else
1827 qla2x00_port_logout(fcport->vha, fcport);
1828 }
1829 }
1830
1831 static int
1832 qla2x00_issue_lip(struct Scsi_Host *shost)
1833 {
1834 scsi_qla_host_t *vha = shost_priv(shost);
1835
1836 if (IS_QLAFX00(vha->hw))
1837 return 0;
1838
1839 qla2x00_loop_reset(vha);
1840 return 0;
1841 }
1842
1843 static struct fc_host_statistics *
1844 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1845 {
1846 scsi_qla_host_t *vha = shost_priv(shost);
1847 struct qla_hw_data *ha = vha->hw;
1848 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1849 int rval;
1850 struct link_statistics *stats;
1851 dma_addr_t stats_dma;
1852 struct fc_host_statistics *p = &vha->fc_host_stat;
1853
1854 memset(p, -1, sizeof(*p));
1855
1856 if (IS_QLAFX00(vha->hw))
1857 goto done;
1858
1859 if (test_bit(UNLOADING, &vha->dpc_flags))
1860 goto done;
1861
1862 if (unlikely(pci_channel_offline(ha->pdev)))
1863 goto done;
1864
1865 if (qla2x00_chip_is_down(vha))
1866 goto done;
1867
1868 stats = dma_zalloc_coherent(&ha->pdev->dev, sizeof(*stats),
1869 &stats_dma, GFP_KERNEL);
1870 if (!stats) {
1871 ql_log(ql_log_warn, vha, 0x707d,
1872 "Failed to allocate memory for stats.\n");
1873 goto done;
1874 }
1875
1876 rval = QLA_FUNCTION_FAILED;
1877 if (IS_FWI2_CAPABLE(ha)) {
1878 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0);
1879 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1880 !ha->dpc_active) {
1881 /* Must be in a 'READY' state for statistics retrieval. */
1882 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1883 stats, stats_dma);
1884 }
1885
1886 if (rval != QLA_SUCCESS)
1887 goto done_free;
1888
1889 p->link_failure_count = stats->link_fail_cnt;
1890 p->loss_of_sync_count = stats->loss_sync_cnt;
1891 p->loss_of_signal_count = stats->loss_sig_cnt;
1892 p->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1893 p->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1894 p->invalid_crc_count = stats->inval_crc_cnt;
1895 if (IS_FWI2_CAPABLE(ha)) {
1896 p->lip_count = stats->lip_cnt;
1897 p->tx_frames = stats->tx_frames;
1898 p->rx_frames = stats->rx_frames;
1899 p->dumped_frames = stats->discarded_frames;
1900 p->nos_count = stats->nos_rcvd;
1901 p->error_frames =
1902 stats->dropped_frames + stats->discarded_frames;
1903 p->rx_words = vha->qla_stats.input_bytes;
1904 p->tx_words = vha->qla_stats.output_bytes;
1905 }
1906 p->fcp_control_requests = vha->qla_stats.control_requests;
1907 p->fcp_input_requests = vha->qla_stats.input_requests;
1908 p->fcp_output_requests = vha->qla_stats.output_requests;
1909 p->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20;
1910 p->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20;
1911 p->seconds_since_last_reset =
1912 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
1913 do_div(p->seconds_since_last_reset, HZ);
1914
1915 done_free:
1916 dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics),
1917 stats, stats_dma);
1918 done:
1919 return p;
1920 }
1921
1922 static void
1923 qla2x00_reset_host_stats(struct Scsi_Host *shost)
1924 {
1925 scsi_qla_host_t *vha = shost_priv(shost);
1926 struct qla_hw_data *ha = vha->hw;
1927 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1928 struct link_statistics *stats;
1929 dma_addr_t stats_dma;
1930
1931 memset(&vha->qla_stats, 0, sizeof(vha->qla_stats));
1932 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
1933
1934 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
1935
1936 if (IS_FWI2_CAPABLE(ha)) {
1937 stats = dma_alloc_coherent(&ha->pdev->dev,
1938 sizeof(*stats), &stats_dma, GFP_KERNEL);
1939 if (!stats) {
1940 ql_log(ql_log_warn, vha, 0x70d7,
1941 "Failed to allocate memory for stats.\n");
1942 return;
1943 }
1944
1945 /* reset firmware statistics */
1946 qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0);
1947
1948 dma_free_coherent(&ha->pdev->dev, sizeof(*stats),
1949 stats, stats_dma);
1950 }
1951 }
1952
1953 static void
1954 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1955 {
1956 scsi_qla_host_t *vha = shost_priv(shost);
1957
1958 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost),
1959 sizeof(fc_host_symbolic_name(shost)));
1960 }
1961
1962 static void
1963 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1964 {
1965 scsi_qla_host_t *vha = shost_priv(shost);
1966
1967 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1968 }
1969
1970 static void
1971 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1972 {
1973 scsi_qla_host_t *vha = shost_priv(shost);
1974 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1975 0xFF, 0xFF, 0xFF, 0xFF};
1976 u64 fabric_name = wwn_to_u64(node_name);
1977
1978 if (vha->device_flags & SWITCH_FOUND)
1979 fabric_name = wwn_to_u64(vha->fabric_node_name);
1980
1981 fc_host_fabric_name(shost) = fabric_name;
1982 }
1983
1984 static void
1985 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1986 {
1987 scsi_qla_host_t *vha = shost_priv(shost);
1988 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1989
1990 if (!base_vha->flags.online) {
1991 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1992 return;
1993 }
1994
1995 switch (atomic_read(&base_vha->loop_state)) {
1996 case LOOP_UPDATE:
1997 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1998 break;
1999 case LOOP_DOWN:
2000 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
2001 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
2002 else
2003 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
2004 break;
2005 case LOOP_DEAD:
2006 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
2007 break;
2008 case LOOP_READY:
2009 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
2010 break;
2011 default:
2012 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
2013 break;
2014 }
2015 }
2016
2017 static int
2018 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
2019 {
2020 int ret = 0;
2021 uint8_t qos = 0;
2022 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
2023 scsi_qla_host_t *vha = NULL;
2024 struct qla_hw_data *ha = base_vha->hw;
2025 int cnt;
2026 struct req_que *req = ha->req_q_map[0];
2027 struct qla_qpair *qpair;
2028
2029 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
2030 if (ret) {
2031 ql_log(ql_log_warn, vha, 0x707e,
2032 "Vport sanity check failed, status %x\n", ret);
2033 return (ret);
2034 }
2035
2036 vha = qla24xx_create_vhost(fc_vport);
2037 if (vha == NULL) {
2038 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
2039 return FC_VPORT_FAILED;
2040 }
2041 if (disable) {
2042 atomic_set(&vha->vp_state, VP_OFFLINE);
2043 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
2044 } else
2045 atomic_set(&vha->vp_state, VP_FAILED);
2046
2047 /* ready to create vport */
2048 ql_log(ql_log_info, vha, 0x7080,
2049 "VP entry id %d assigned.\n", vha->vp_idx);
2050
2051 /* initialized vport states */
2052 atomic_set(&vha->loop_state, LOOP_DOWN);
2053 vha->vp_err_state= VP_ERR_PORTDWN;
2054 vha->vp_prev_err_state= VP_ERR_UNKWN;
2055 /* Check if physical ha port is Up */
2056 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
2057 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
2058 /* Don't retry or attempt login of this virtual port */
2059 ql_dbg(ql_dbg_user, vha, 0x7081,
2060 "Vport loop state is not UP.\n");
2061 atomic_set(&vha->loop_state, LOOP_DEAD);
2062 if (!disable)
2063 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
2064 }
2065
2066 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
2067 if (ha->fw_attributes & BIT_4) {
2068 int prot = 0, guard;
2069 vha->flags.difdix_supported = 1;
2070 ql_dbg(ql_dbg_user, vha, 0x7082,
2071 "Registered for DIF/DIX type 1 and 3 protection.\n");
2072 if (ql2xenabledif == 1)
2073 prot = SHOST_DIX_TYPE0_PROTECTION;
2074 scsi_host_set_prot(vha->host,
2075 prot | SHOST_DIF_TYPE1_PROTECTION
2076 | SHOST_DIF_TYPE2_PROTECTION
2077 | SHOST_DIF_TYPE3_PROTECTION
2078 | SHOST_DIX_TYPE1_PROTECTION
2079 | SHOST_DIX_TYPE2_PROTECTION
2080 | SHOST_DIX_TYPE3_PROTECTION);
2081
2082 guard = SHOST_DIX_GUARD_CRC;
2083
2084 if (IS_PI_IPGUARD_CAPABLE(ha) &&
2085 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
2086 guard |= SHOST_DIX_GUARD_IP;
2087
2088 scsi_host_set_guard(vha->host, guard);
2089 } else
2090 vha->flags.difdix_supported = 0;
2091 }
2092
2093 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
2094 &ha->pdev->dev)) {
2095 ql_dbg(ql_dbg_user, vha, 0x7083,
2096 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
2097 goto vport_create_failed_2;
2098 }
2099
2100 /* initialize attributes */
2101 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2102 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2103 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2104 fc_host_supported_classes(vha->host) =
2105 fc_host_supported_classes(base_vha->host);
2106 fc_host_supported_speeds(vha->host) =
2107 fc_host_supported_speeds(base_vha->host);
2108
2109 qlt_vport_create(vha, ha);
2110 qla24xx_vport_disable(fc_vport, disable);
2111
2112 if (!ql2xmqsupport || !ha->npiv_info)
2113 goto vport_queue;
2114
2115 /* Create a request queue in QoS mode for the vport */
2116 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
2117 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
2118 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
2119 8) == 0) {
2120 qos = ha->npiv_info[cnt].q_qos;
2121 break;
2122 }
2123 }
2124
2125 if (qos) {
2126 qpair = qla2xxx_create_qpair(vha, qos, vha->vp_idx, true);
2127 if (!qpair)
2128 ql_log(ql_log_warn, vha, 0x7084,
2129 "Can't create qpair for VP[%d]\n",
2130 vha->vp_idx);
2131 else {
2132 ql_dbg(ql_dbg_multiq, vha, 0xc001,
2133 "Queue pair: %d Qos: %d) created for VP[%d]\n",
2134 qpair->id, qos, vha->vp_idx);
2135 ql_dbg(ql_dbg_user, vha, 0x7085,
2136 "Queue Pair: %d Qos: %d) created for VP[%d]\n",
2137 qpair->id, qos, vha->vp_idx);
2138 req = qpair->req;
2139 vha->qpair = qpair;
2140 }
2141 }
2142
2143 vport_queue:
2144 vha->req = req;
2145 return 0;
2146
2147 vport_create_failed_2:
2148 qla24xx_disable_vp(vha);
2149 qla24xx_deallocate_vp_id(vha);
2150 scsi_host_put(vha->host);
2151 return FC_VPORT_FAILED;
2152 }
2153
2154 static int
2155 qla24xx_vport_delete(struct fc_vport *fc_vport)
2156 {
2157 scsi_qla_host_t *vha = fc_vport->dd_data;
2158 struct qla_hw_data *ha = vha->hw;
2159 uint16_t id = vha->vp_idx;
2160
2161 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
2162 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
2163 msleep(1000);
2164
2165
2166 qla24xx_disable_vp(vha);
2167 qla2x00_wait_for_sess_deletion(vha);
2168
2169 qla_nvme_delete(vha);
2170 vha->flags.delete_progress = 1;
2171
2172 qlt_remove_target(ha, vha);
2173
2174 fc_remove_host(vha->host);
2175
2176 scsi_remove_host(vha->host);
2177
2178 /* Allow timer to run to drain queued items, when removing vp */
2179 qla24xx_deallocate_vp_id(vha);
2180
2181 if (vha->timer_active) {
2182 qla2x00_vp_stop_timer(vha);
2183 ql_dbg(ql_dbg_user, vha, 0x7086,
2184 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
2185 }
2186
2187 qla2x00_free_fcports(vha);
2188
2189 mutex_lock(&ha->vport_lock);
2190 ha->cur_vport_count--;
2191 clear_bit(vha->vp_idx, ha->vp_idx_map);
2192 mutex_unlock(&ha->vport_lock);
2193
2194 dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l,
2195 vha->gnl.ldma);
2196
2197 vha->gnl.l = NULL;
2198
2199 vfree(vha->scan.l);
2200
2201 if (vha->qpair && vha->qpair->vp_idx == vha->vp_idx) {
2202 if (qla2xxx_delete_qpair(vha, vha->qpair) != QLA_SUCCESS)
2203 ql_log(ql_log_warn, vha, 0x7087,
2204 "Queue Pair delete failed.\n");
2205 }
2206
2207 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
2208 scsi_host_put(vha->host);
2209 return 0;
2210 }
2211
2212 static int
2213 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
2214 {
2215 scsi_qla_host_t *vha = fc_vport->dd_data;
2216
2217 if (disable)
2218 qla24xx_disable_vp(vha);
2219 else
2220 qla24xx_enable_vp(vha);
2221
2222 return 0;
2223 }
2224
2225 struct fc_function_template qla2xxx_transport_functions = {
2226
2227 .show_host_node_name = 1,
2228 .show_host_port_name = 1,
2229 .show_host_supported_classes = 1,
2230 .show_host_supported_speeds = 1,
2231
2232 .get_host_port_id = qla2x00_get_host_port_id,
2233 .show_host_port_id = 1,
2234 .get_host_speed = qla2x00_get_host_speed,
2235 .show_host_speed = 1,
2236 .get_host_port_type = qla2x00_get_host_port_type,
2237 .show_host_port_type = 1,
2238 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2239 .show_host_symbolic_name = 1,
2240 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2241 .show_host_system_hostname = 1,
2242 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2243 .show_host_fabric_name = 1,
2244 .get_host_port_state = qla2x00_get_host_port_state,
2245 .show_host_port_state = 1,
2246
2247 .dd_fcrport_size = sizeof(struct fc_port *),
2248 .show_rport_supported_classes = 1,
2249
2250 .get_starget_node_name = qla2x00_get_starget_node_name,
2251 .show_starget_node_name = 1,
2252 .get_starget_port_name = qla2x00_get_starget_port_name,
2253 .show_starget_port_name = 1,
2254 .get_starget_port_id = qla2x00_get_starget_port_id,
2255 .show_starget_port_id = 1,
2256
2257 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2258 .show_rport_dev_loss_tmo = 1,
2259
2260 .issue_fc_host_lip = qla2x00_issue_lip,
2261 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2262 .terminate_rport_io = qla2x00_terminate_rport_io,
2263 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2264 .reset_fc_host_stats = qla2x00_reset_host_stats,
2265
2266 .vport_create = qla24xx_vport_create,
2267 .vport_disable = qla24xx_vport_disable,
2268 .vport_delete = qla24xx_vport_delete,
2269 .bsg_request = qla24xx_bsg_request,
2270 .bsg_timeout = qla24xx_bsg_timeout,
2271 };
2272
2273 struct fc_function_template qla2xxx_transport_vport_functions = {
2274
2275 .show_host_node_name = 1,
2276 .show_host_port_name = 1,
2277 .show_host_supported_classes = 1,
2278
2279 .get_host_port_id = qla2x00_get_host_port_id,
2280 .show_host_port_id = 1,
2281 .get_host_speed = qla2x00_get_host_speed,
2282 .show_host_speed = 1,
2283 .get_host_port_type = qla2x00_get_host_port_type,
2284 .show_host_port_type = 1,
2285 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2286 .show_host_symbolic_name = 1,
2287 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2288 .show_host_system_hostname = 1,
2289 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2290 .show_host_fabric_name = 1,
2291 .get_host_port_state = qla2x00_get_host_port_state,
2292 .show_host_port_state = 1,
2293
2294 .dd_fcrport_size = sizeof(struct fc_port *),
2295 .show_rport_supported_classes = 1,
2296
2297 .get_starget_node_name = qla2x00_get_starget_node_name,
2298 .show_starget_node_name = 1,
2299 .get_starget_port_name = qla2x00_get_starget_port_name,
2300 .show_starget_port_name = 1,
2301 .get_starget_port_id = qla2x00_get_starget_port_id,
2302 .show_starget_port_id = 1,
2303
2304 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2305 .show_rport_dev_loss_tmo = 1,
2306
2307 .issue_fc_host_lip = qla2x00_issue_lip,
2308 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2309 .terminate_rport_io = qla2x00_terminate_rport_io,
2310 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2311 .reset_fc_host_stats = qla2x00_reset_host_stats,
2312
2313 .bsg_request = qla24xx_bsg_request,
2314 .bsg_timeout = qla24xx_bsg_timeout,
2315 };
2316
2317 void
2318 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2319 {
2320 struct qla_hw_data *ha = vha->hw;
2321 u32 speed = FC_PORTSPEED_UNKNOWN;
2322
2323 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2324 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2325 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2326 fc_host_supported_classes(vha->host) = ha->base_qpair->enable_class_2 ?
2327 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3;
2328 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2329 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2330
2331 if (IS_CNA_CAPABLE(ha))
2332 speed = FC_PORTSPEED_10GBIT;
2333 else if (IS_QLA2031(ha))
2334 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT |
2335 FC_PORTSPEED_4GBIT;
2336 else if (IS_QLA25XX(ha))
2337 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2338 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2339 else if (IS_QLA24XX_TYPE(ha))
2340 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2341 FC_PORTSPEED_1GBIT;
2342 else if (IS_QLA23XX(ha))
2343 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2344 else if (IS_QLAFX00(ha))
2345 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2346 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2347 else if (IS_QLA27XX(ha))
2348 speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT |
2349 FC_PORTSPEED_8GBIT;
2350 else
2351 speed = FC_PORTSPEED_1GBIT;
2352 fc_host_supported_speeds(vha->host) = speed;
2353 }
Linux with added FPC-III support