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[mirror_ubuntu-bionic-kernel.git] / drivers / scsi / qla2xxx / qla_attr.c
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 (!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 WARN_ON_ONCE(qla2x00_wait_for_hba_online(vha) !=
656 QLA_SUCCESS);
657
658 /* Issue MPI reset */
659 scsi_block_requests(vha->host);
660 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
661 ql_log(ql_log_warn, vha, 0x7070,
662 "MPI reset failed.\n");
663 scsi_unblock_requests(vha->host);
664 break;
665 }
666 case 0x2025e:
667 if (!IS_P3P_TYPE(ha) || vha != base_vha) {
668 ql_log(ql_log_info, vha, 0x7071,
669 "FCoE ctx reset not supported.\n");
670 return -EPERM;
671 }
672
673 ql_log(ql_log_info, vha, 0x7072,
674 "Issuing FCoE ctx reset.\n");
675 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
676 qla2xxx_wake_dpc(vha);
677 qla2x00_wait_for_fcoe_ctx_reset(vha);
678 break;
679 case 0x2025f:
680 if (!IS_QLA8031(ha))
681 return -EPERM;
682 ql_log(ql_log_info, vha, 0x70bc,
683 "Disabling Reset by IDC control\n");
684 qla83xx_idc_lock(vha, 0);
685 __qla83xx_get_idc_control(vha, &idc_control);
686 idc_control |= QLA83XX_IDC_RESET_DISABLED;
687 __qla83xx_set_idc_control(vha, idc_control);
688 qla83xx_idc_unlock(vha, 0);
689 break;
690 case 0x20260:
691 if (!IS_QLA8031(ha))
692 return -EPERM;
693 ql_log(ql_log_info, vha, 0x70bd,
694 "Enabling Reset by IDC control\n");
695 qla83xx_idc_lock(vha, 0);
696 __qla83xx_get_idc_control(vha, &idc_control);
697 idc_control &= ~QLA83XX_IDC_RESET_DISABLED;
698 __qla83xx_set_idc_control(vha, idc_control);
699 qla83xx_idc_unlock(vha, 0);
700 break;
701 case 0x20261:
702 ql_dbg(ql_dbg_user, vha, 0x70e0,
703 "Updating cache versions without reset ");
704
705 tmp_data = vmalloc(256);
706 if (!tmp_data) {
707 ql_log(ql_log_warn, vha, 0x70e1,
708 "Unable to allocate memory for VPD information update.\n");
709 return -ENOMEM;
710 }
711 ha->isp_ops->get_flash_version(vha, tmp_data);
712 vfree(tmp_data);
713 break;
714 }
715 return count;
716 }
717
718 static struct bin_attribute sysfs_reset_attr = {
719 .attr = {
720 .name = "reset",
721 .mode = S_IWUSR,
722 },
723 .size = 0,
724 .write = qla2x00_sysfs_write_reset,
725 };
726
727 static ssize_t
728 qla2x00_issue_logo(struct file *filp, struct kobject *kobj,
729 struct bin_attribute *bin_attr,
730 char *buf, loff_t off, size_t count)
731 {
732 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
733 struct device, kobj)));
734 int type;
735 port_id_t did;
736
737 type = simple_strtol(buf, NULL, 10);
738
739 did.b.domain = (type & 0x00ff0000) >> 16;
740 did.b.area = (type & 0x0000ff00) >> 8;
741 did.b.al_pa = (type & 0x000000ff);
742
743 ql_log(ql_log_info, vha, 0xd04d, "portid=%02x%02x%02x done\n",
744 did.b.domain, did.b.area, did.b.al_pa);
745
746 ql_log(ql_log_info, vha, 0x70e4, "%s: %d\n", __func__, type);
747
748 qla24xx_els_dcmd_iocb(vha, ELS_DCMD_LOGO, did);
749 return count;
750 }
751
752 static struct bin_attribute sysfs_issue_logo_attr = {
753 .attr = {
754 .name = "issue_logo",
755 .mode = S_IWUSR,
756 },
757 .size = 0,
758 .write = qla2x00_issue_logo,
759 };
760
761 static ssize_t
762 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
763 struct bin_attribute *bin_attr,
764 char *buf, loff_t off, size_t count)
765 {
766 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
767 struct device, kobj)));
768 struct qla_hw_data *ha = vha->hw;
769 int rval;
770 uint16_t actual_size;
771
772 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
773 return 0;
774
775 if (ha->xgmac_data)
776 goto do_read;
777
778 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
779 &ha->xgmac_data_dma, GFP_KERNEL);
780 if (!ha->xgmac_data) {
781 ql_log(ql_log_warn, vha, 0x7076,
782 "Unable to allocate memory for XGMAC read-data.\n");
783 return 0;
784 }
785
786 do_read:
787 actual_size = 0;
788 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
789
790 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
791 XGMAC_DATA_SIZE, &actual_size);
792 if (rval != QLA_SUCCESS) {
793 ql_log(ql_log_warn, vha, 0x7077,
794 "Unable to read XGMAC data (%x).\n", rval);
795 count = 0;
796 }
797
798 count = actual_size > count ? count: actual_size;
799 memcpy(buf, ha->xgmac_data, count);
800
801 return count;
802 }
803
804 static struct bin_attribute sysfs_xgmac_stats_attr = {
805 .attr = {
806 .name = "xgmac_stats",
807 .mode = S_IRUSR,
808 },
809 .size = 0,
810 .read = qla2x00_sysfs_read_xgmac_stats,
811 };
812
813 static ssize_t
814 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
815 struct bin_attribute *bin_attr,
816 char *buf, loff_t off, size_t count)
817 {
818 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
819 struct device, kobj)));
820 struct qla_hw_data *ha = vha->hw;
821 int rval;
822
823 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
824 return 0;
825
826 if (ha->dcbx_tlv)
827 goto do_read;
828
829 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
830 &ha->dcbx_tlv_dma, GFP_KERNEL);
831 if (!ha->dcbx_tlv) {
832 ql_log(ql_log_warn, vha, 0x7078,
833 "Unable to allocate memory for DCBX TLV read-data.\n");
834 return -ENOMEM;
835 }
836
837 do_read:
838 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
839
840 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
841 DCBX_TLV_DATA_SIZE);
842 if (rval != QLA_SUCCESS) {
843 ql_log(ql_log_warn, vha, 0x7079,
844 "Unable to read DCBX TLV (%x).\n", rval);
845 return -EIO;
846 }
847
848 memcpy(buf, ha->dcbx_tlv, count);
849
850 return count;
851 }
852
853 static struct bin_attribute sysfs_dcbx_tlv_attr = {
854 .attr = {
855 .name = "dcbx_tlv",
856 .mode = S_IRUSR,
857 },
858 .size = 0,
859 .read = qla2x00_sysfs_read_dcbx_tlv,
860 };
861
862 static struct sysfs_entry {
863 char *name;
864 struct bin_attribute *attr;
865 int is4GBp_only;
866 } bin_file_entries[] = {
867 { "fw_dump", &sysfs_fw_dump_attr, },
868 { "nvram", &sysfs_nvram_attr, },
869 { "optrom", &sysfs_optrom_attr, },
870 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
871 { "vpd", &sysfs_vpd_attr, 1 },
872 { "sfp", &sysfs_sfp_attr, 1 },
873 { "reset", &sysfs_reset_attr, },
874 { "issue_logo", &sysfs_issue_logo_attr, },
875 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
876 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
877 { NULL },
878 };
879
880 void
881 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
882 {
883 struct Scsi_Host *host = vha->host;
884 struct sysfs_entry *iter;
885 int ret;
886
887 for (iter = bin_file_entries; iter->name; iter++) {
888 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
889 continue;
890 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
891 continue;
892 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
893 continue;
894
895 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
896 iter->attr);
897 if (ret)
898 ql_log(ql_log_warn, vha, 0x00f3,
899 "Unable to create sysfs %s binary attribute (%d).\n",
900 iter->name, ret);
901 else
902 ql_dbg(ql_dbg_init, vha, 0x00f4,
903 "Successfully created sysfs %s binary attribute.\n",
904 iter->name);
905 }
906 }
907
908 void
909 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon)
910 {
911 struct Scsi_Host *host = vha->host;
912 struct sysfs_entry *iter;
913 struct qla_hw_data *ha = vha->hw;
914
915 for (iter = bin_file_entries; iter->name; iter++) {
916 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
917 continue;
918 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
919 continue;
920 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
921 continue;
922 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw))
923 continue;
924
925 sysfs_remove_bin_file(&host->shost_gendev.kobj,
926 iter->attr);
927 }
928
929 if (stop_beacon && ha->beacon_blink_led == 1)
930 ha->isp_ops->beacon_off(vha);
931 }
932
933 /* Scsi_Host attributes. */
934
935 static ssize_t
936 qla2x00_drvr_version_show(struct device *dev,
937 struct device_attribute *attr, char *buf)
938 {
939 return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
940 }
941
942 static ssize_t
943 qla2x00_fw_version_show(struct device *dev,
944 struct device_attribute *attr, char *buf)
945 {
946 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
947 struct qla_hw_data *ha = vha->hw;
948 char fw_str[128];
949
950 return scnprintf(buf, PAGE_SIZE, "%s\n",
951 ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str)));
952 }
953
954 static ssize_t
955 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
956 char *buf)
957 {
958 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
959 struct qla_hw_data *ha = vha->hw;
960 uint32_t sn;
961
962 if (IS_QLAFX00(vha->hw)) {
963 return scnprintf(buf, PAGE_SIZE, "%s\n",
964 vha->hw->mr.serial_num);
965 } else if (IS_FWI2_CAPABLE(ha)) {
966 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1);
967 return strlen(strcat(buf, "\n"));
968 }
969
970 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
971 return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
972 sn % 100000);
973 }
974
975 static ssize_t
976 qla2x00_isp_name_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 return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
981 }
982
983 static ssize_t
984 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
985 char *buf)
986 {
987 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
988 struct qla_hw_data *ha = vha->hw;
989
990 if (IS_QLAFX00(vha->hw))
991 return scnprintf(buf, PAGE_SIZE, "%s\n",
992 vha->hw->mr.hw_version);
993
994 return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
995 ha->product_id[0], ha->product_id[1], ha->product_id[2],
996 ha->product_id[3]);
997 }
998
999 static ssize_t
1000 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
1001 char *buf)
1002 {
1003 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1004
1005 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
1006 }
1007
1008 static ssize_t
1009 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
1010 char *buf)
1011 {
1012 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1013 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc);
1014 }
1015
1016 static ssize_t
1017 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
1018 char *buf)
1019 {
1020 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1021 char pci_info[30];
1022
1023 return scnprintf(buf, PAGE_SIZE, "%s\n",
1024 vha->hw->isp_ops->pci_info_str(vha, pci_info));
1025 }
1026
1027 static ssize_t
1028 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
1029 char *buf)
1030 {
1031 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1032 struct qla_hw_data *ha = vha->hw;
1033 int len = 0;
1034
1035 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1036 atomic_read(&vha->loop_state) == LOOP_DEAD ||
1037 vha->device_flags & DFLG_NO_CABLE)
1038 len = scnprintf(buf, PAGE_SIZE, "Link Down\n");
1039 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1040 qla2x00_reset_active(vha))
1041 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1042 else {
1043 len = scnprintf(buf, PAGE_SIZE, "Link Up - ");
1044
1045 switch (ha->current_topology) {
1046 case ISP_CFG_NL:
1047 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1048 break;
1049 case ISP_CFG_FL:
1050 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1051 break;
1052 case ISP_CFG_N:
1053 len += scnprintf(buf + len, PAGE_SIZE-len,
1054 "N_Port to N_Port\n");
1055 break;
1056 case ISP_CFG_F:
1057 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1058 break;
1059 default:
1060 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1061 break;
1062 }
1063 }
1064 return len;
1065 }
1066
1067 static ssize_t
1068 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1069 char *buf)
1070 {
1071 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1072 int len = 0;
1073
1074 switch (vha->hw->zio_mode) {
1075 case QLA_ZIO_MODE_6:
1076 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1077 break;
1078 case QLA_ZIO_DISABLED:
1079 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1080 break;
1081 }
1082 return len;
1083 }
1084
1085 static ssize_t
1086 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1087 const char *buf, size_t count)
1088 {
1089 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1090 struct qla_hw_data *ha = vha->hw;
1091 int val = 0;
1092 uint16_t zio_mode;
1093
1094 if (!IS_ZIO_SUPPORTED(ha))
1095 return -ENOTSUPP;
1096
1097 if (sscanf(buf, "%d", &val) != 1)
1098 return -EINVAL;
1099
1100 if (val)
1101 zio_mode = QLA_ZIO_MODE_6;
1102 else
1103 zio_mode = QLA_ZIO_DISABLED;
1104
1105 /* Update per-hba values and queue a reset. */
1106 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1107 ha->zio_mode = zio_mode;
1108 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1109 }
1110 return strlen(buf);
1111 }
1112
1113 static ssize_t
1114 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1115 char *buf)
1116 {
1117 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1118
1119 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1120 }
1121
1122 static ssize_t
1123 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1124 const char *buf, size_t count)
1125 {
1126 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1127 int val = 0;
1128 uint16_t zio_timer;
1129
1130 if (sscanf(buf, "%d", &val) != 1)
1131 return -EINVAL;
1132 if (val > 25500 || val < 100)
1133 return -ERANGE;
1134
1135 zio_timer = (uint16_t)(val / 100);
1136 vha->hw->zio_timer = zio_timer;
1137
1138 return strlen(buf);
1139 }
1140
1141 static ssize_t
1142 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1143 char *buf)
1144 {
1145 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1146 int len = 0;
1147
1148 if (vha->hw->beacon_blink_led)
1149 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1150 else
1151 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1152 return len;
1153 }
1154
1155 static ssize_t
1156 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1157 const char *buf, size_t count)
1158 {
1159 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1160 struct qla_hw_data *ha = vha->hw;
1161 int val = 0;
1162 int rval;
1163
1164 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1165 return -EPERM;
1166
1167 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1168 ql_log(ql_log_warn, vha, 0x707a,
1169 "Abort ISP active -- ignoring beacon request.\n");
1170 return -EBUSY;
1171 }
1172
1173 if (sscanf(buf, "%d", &val) != 1)
1174 return -EINVAL;
1175
1176 if (val)
1177 rval = ha->isp_ops->beacon_on(vha);
1178 else
1179 rval = ha->isp_ops->beacon_off(vha);
1180
1181 if (rval != QLA_SUCCESS)
1182 count = 0;
1183
1184 return count;
1185 }
1186
1187 static ssize_t
1188 qla2x00_optrom_bios_version_show(struct device *dev,
1189 struct device_attribute *attr, char *buf)
1190 {
1191 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1192 struct qla_hw_data *ha = vha->hw;
1193 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1194 ha->bios_revision[0]);
1195 }
1196
1197 static ssize_t
1198 qla2x00_optrom_efi_version_show(struct device *dev,
1199 struct device_attribute *attr, char *buf)
1200 {
1201 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1202 struct qla_hw_data *ha = vha->hw;
1203 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1204 ha->efi_revision[0]);
1205 }
1206
1207 static ssize_t
1208 qla2x00_optrom_fcode_version_show(struct device *dev,
1209 struct device_attribute *attr, char *buf)
1210 {
1211 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1212 struct qla_hw_data *ha = vha->hw;
1213 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1214 ha->fcode_revision[0]);
1215 }
1216
1217 static ssize_t
1218 qla2x00_optrom_fw_version_show(struct device *dev,
1219 struct device_attribute *attr, char *buf)
1220 {
1221 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1222 struct qla_hw_data *ha = vha->hw;
1223 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1224 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1225 ha->fw_revision[3]);
1226 }
1227
1228 static ssize_t
1229 qla2x00_optrom_gold_fw_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
1235 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha))
1236 return scnprintf(buf, PAGE_SIZE, "\n");
1237
1238 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1239 ha->gold_fw_version[0], ha->gold_fw_version[1],
1240 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1241 }
1242
1243 static ssize_t
1244 qla2x00_total_isp_aborts_show(struct device *dev,
1245 struct device_attribute *attr, char *buf)
1246 {
1247 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1248 return scnprintf(buf, PAGE_SIZE, "%d\n",
1249 vha->qla_stats.total_isp_aborts);
1250 }
1251
1252 static ssize_t
1253 qla24xx_84xx_fw_version_show(struct device *dev,
1254 struct device_attribute *attr, char *buf)
1255 {
1256 int rval = QLA_SUCCESS;
1257 uint16_t status[2] = {0, 0};
1258 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1259 struct qla_hw_data *ha = vha->hw;
1260
1261 if (!IS_QLA84XX(ha))
1262 return scnprintf(buf, PAGE_SIZE, "\n");
1263
1264 if (ha->cs84xx->op_fw_version == 0)
1265 rval = qla84xx_verify_chip(vha, status);
1266
1267 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1268 return scnprintf(buf, PAGE_SIZE, "%u\n",
1269 (uint32_t)ha->cs84xx->op_fw_version);
1270
1271 return scnprintf(buf, PAGE_SIZE, "\n");
1272 }
1273
1274 static ssize_t
1275 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1276 char *buf)
1277 {
1278 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1279 struct qla_hw_data *ha = vha->hw;
1280
1281 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) &&
1282 !IS_QLA27XX(ha))
1283 return scnprintf(buf, PAGE_SIZE, "\n");
1284
1285 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1286 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1287 ha->mpi_capabilities);
1288 }
1289
1290 static ssize_t
1291 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1292 char *buf)
1293 {
1294 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1295 struct qla_hw_data *ha = vha->hw;
1296
1297 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1298 return scnprintf(buf, PAGE_SIZE, "\n");
1299
1300 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1301 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1302 }
1303
1304 static ssize_t
1305 qla2x00_flash_block_size_show(struct device *dev,
1306 struct device_attribute *attr, char *buf)
1307 {
1308 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1309 struct qla_hw_data *ha = vha->hw;
1310
1311 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1312 }
1313
1314 static ssize_t
1315 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1316 char *buf)
1317 {
1318 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1319
1320 if (!IS_CNA_CAPABLE(vha->hw))
1321 return scnprintf(buf, PAGE_SIZE, "\n");
1322
1323 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1324 }
1325
1326 static ssize_t
1327 qla2x00_vn_port_mac_address_show(struct device *dev,
1328 struct device_attribute *attr, char *buf)
1329 {
1330 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1331
1332 if (!IS_CNA_CAPABLE(vha->hw))
1333 return scnprintf(buf, PAGE_SIZE, "\n");
1334
1335 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
1336 }
1337
1338 static ssize_t
1339 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1340 char *buf)
1341 {
1342 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1343
1344 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1345 }
1346
1347 static ssize_t
1348 qla2x00_thermal_temp_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 uint16_t temp = 0;
1353
1354 if (qla2x00_reset_active(vha)) {
1355 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
1356 goto done;
1357 }
1358
1359 if (vha->hw->flags.eeh_busy) {
1360 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
1361 goto done;
1362 }
1363
1364 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS)
1365 return scnprintf(buf, PAGE_SIZE, "%d\n", temp);
1366
1367 done:
1368 return scnprintf(buf, PAGE_SIZE, "\n");
1369 }
1370
1371 static ssize_t
1372 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1373 char *buf)
1374 {
1375 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1376 int rval = QLA_FUNCTION_FAILED;
1377 uint16_t state[6];
1378 uint32_t pstate;
1379
1380 if (IS_QLAFX00(vha->hw)) {
1381 pstate = qlafx00_fw_state_show(dev, attr, buf);
1382 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
1383 }
1384
1385 if (qla2x00_reset_active(vha))
1386 ql_log(ql_log_warn, vha, 0x707c,
1387 "ISP reset active.\n");
1388 else if (!vha->hw->flags.eeh_busy)
1389 rval = qla2x00_get_firmware_state(vha, state);
1390 if (rval != QLA_SUCCESS)
1391 memset(state, -1, sizeof(state));
1392
1393 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1394 state[0], state[1], state[2], state[3], state[4], state[5]);
1395 }
1396
1397 static ssize_t
1398 qla2x00_diag_requests_show(struct device *dev,
1399 struct device_attribute *attr, char *buf)
1400 {
1401 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1402
1403 if (!IS_BIDI_CAPABLE(vha->hw))
1404 return scnprintf(buf, PAGE_SIZE, "\n");
1405
1406 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
1407 }
1408
1409 static ssize_t
1410 qla2x00_diag_megabytes_show(struct device *dev,
1411 struct device_attribute *attr, char *buf)
1412 {
1413 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1414
1415 if (!IS_BIDI_CAPABLE(vha->hw))
1416 return scnprintf(buf, PAGE_SIZE, "\n");
1417
1418 return scnprintf(buf, PAGE_SIZE, "%llu\n",
1419 vha->bidi_stats.transfer_bytes >> 20);
1420 }
1421
1422 static ssize_t
1423 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
1424 char *buf)
1425 {
1426 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1427 struct qla_hw_data *ha = vha->hw;
1428 uint32_t size;
1429
1430 if (!ha->fw_dumped)
1431 size = 0;
1432 else if (IS_P3P_TYPE(ha))
1433 size = ha->md_template_size + ha->md_dump_size;
1434 else
1435 size = ha->fw_dump_len;
1436
1437 return scnprintf(buf, PAGE_SIZE, "%d\n", size);
1438 }
1439
1440 static ssize_t
1441 qla2x00_allow_cna_fw_dump_show(struct device *dev,
1442 struct device_attribute *attr, char *buf)
1443 {
1444 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1445
1446 if (!IS_P3P_TYPE(vha->hw))
1447 return scnprintf(buf, PAGE_SIZE, "\n");
1448 else
1449 return scnprintf(buf, PAGE_SIZE, "%s\n",
1450 vha->hw->allow_cna_fw_dump ? "true" : "false");
1451 }
1452
1453 static ssize_t
1454 qla2x00_allow_cna_fw_dump_store(struct device *dev,
1455 struct device_attribute *attr, const char *buf, size_t count)
1456 {
1457 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1458 int val = 0;
1459
1460 if (!IS_P3P_TYPE(vha->hw))
1461 return -EINVAL;
1462
1463 if (sscanf(buf, "%d", &val) != 1)
1464 return -EINVAL;
1465
1466 vha->hw->allow_cna_fw_dump = val != 0;
1467
1468 return strlen(buf);
1469 }
1470
1471 static ssize_t
1472 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr,
1473 char *buf)
1474 {
1475 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1476 struct qla_hw_data *ha = vha->hw;
1477
1478 if (!IS_QLA27XX(ha))
1479 return scnprintf(buf, PAGE_SIZE, "\n");
1480
1481 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1482 ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]);
1483 }
1484
1485 static ssize_t
1486 qla2x00_min_link_speed_show(struct device *dev, struct device_attribute *attr,
1487 char *buf)
1488 {
1489 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1490 struct qla_hw_data *ha = vha->hw;
1491
1492 if (!IS_QLA27XX(ha))
1493 return scnprintf(buf, PAGE_SIZE, "\n");
1494
1495 return scnprintf(buf, PAGE_SIZE, "%s\n",
1496 ha->min_link_speed == 5 ? "32Gps" :
1497 ha->min_link_speed == 4 ? "16Gps" :
1498 ha->min_link_speed == 3 ? "8Gps" :
1499 ha->min_link_speed == 2 ? "4Gps" :
1500 ha->min_link_speed != 0 ? "unknown" : "");
1501 }
1502
1503 static ssize_t
1504 qla2x00_max_speed_sup_show(struct device *dev, struct device_attribute *attr,
1505 char *buf)
1506 {
1507 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1508 struct qla_hw_data *ha = vha->hw;
1509
1510 if (!IS_QLA27XX(ha))
1511 return scnprintf(buf, PAGE_SIZE, "\n");
1512
1513 return scnprintf(buf, PAGE_SIZE, "%s\n",
1514 ha->max_speed_sup ? "32Gps" : "16Gps");
1515 }
1516
1517 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1518 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1519 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1520 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1521 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1522 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1523 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1524 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1525 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1526 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1527 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1528 qla2x00_zio_timer_store);
1529 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1530 qla2x00_beacon_store);
1531 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1532 qla2x00_optrom_bios_version_show, NULL);
1533 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1534 qla2x00_optrom_efi_version_show, NULL);
1535 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1536 qla2x00_optrom_fcode_version_show, NULL);
1537 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1538 NULL);
1539 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1540 qla2x00_optrom_gold_fw_version_show, NULL);
1541 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1542 NULL);
1543 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1544 NULL);
1545 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1546 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1547 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1548 NULL);
1549 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1550 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1551 qla2x00_vn_port_mac_address_show, NULL);
1552 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1553 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1554 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1555 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
1556 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
1557 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
1558 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR,
1559 qla2x00_allow_cna_fw_dump_show,
1560 qla2x00_allow_cna_fw_dump_store);
1561 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL);
1562 static DEVICE_ATTR(min_link_speed, S_IRUGO, qla2x00_min_link_speed_show, NULL);
1563 static DEVICE_ATTR(max_speed_sup, S_IRUGO, qla2x00_max_speed_sup_show, NULL);
1564
1565 struct device_attribute *qla2x00_host_attrs[] = {
1566 &dev_attr_driver_version,
1567 &dev_attr_fw_version,
1568 &dev_attr_serial_num,
1569 &dev_attr_isp_name,
1570 &dev_attr_isp_id,
1571 &dev_attr_model_name,
1572 &dev_attr_model_desc,
1573 &dev_attr_pci_info,
1574 &dev_attr_link_state,
1575 &dev_attr_zio,
1576 &dev_attr_zio_timer,
1577 &dev_attr_beacon,
1578 &dev_attr_optrom_bios_version,
1579 &dev_attr_optrom_efi_version,
1580 &dev_attr_optrom_fcode_version,
1581 &dev_attr_optrom_fw_version,
1582 &dev_attr_84xx_fw_version,
1583 &dev_attr_total_isp_aborts,
1584 &dev_attr_mpi_version,
1585 &dev_attr_phy_version,
1586 &dev_attr_flash_block_size,
1587 &dev_attr_vlan_id,
1588 &dev_attr_vn_port_mac_address,
1589 &dev_attr_fabric_param,
1590 &dev_attr_fw_state,
1591 &dev_attr_optrom_gold_fw_version,
1592 &dev_attr_thermal_temp,
1593 &dev_attr_diag_requests,
1594 &dev_attr_diag_megabytes,
1595 &dev_attr_fw_dump_size,
1596 &dev_attr_allow_cna_fw_dump,
1597 &dev_attr_pep_version,
1598 &dev_attr_min_link_speed,
1599 &dev_attr_max_speed_sup,
1600 NULL,
1601 };
1602
1603 /* Host attributes. */
1604
1605 static void
1606 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1607 {
1608 scsi_qla_host_t *vha = shost_priv(shost);
1609
1610 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1611 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1612 }
1613
1614 static void
1615 qla2x00_get_host_speed(struct Scsi_Host *shost)
1616 {
1617 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1618 (shost_priv(shost)))->hw;
1619 u32 speed = FC_PORTSPEED_UNKNOWN;
1620
1621 if (IS_QLAFX00(ha)) {
1622 qlafx00_get_host_speed(shost);
1623 return;
1624 }
1625
1626 switch (ha->link_data_rate) {
1627 case PORT_SPEED_1GB:
1628 speed = FC_PORTSPEED_1GBIT;
1629 break;
1630 case PORT_SPEED_2GB:
1631 speed = FC_PORTSPEED_2GBIT;
1632 break;
1633 case PORT_SPEED_4GB:
1634 speed = FC_PORTSPEED_4GBIT;
1635 break;
1636 case PORT_SPEED_8GB:
1637 speed = FC_PORTSPEED_8GBIT;
1638 break;
1639 case PORT_SPEED_10GB:
1640 speed = FC_PORTSPEED_10GBIT;
1641 break;
1642 case PORT_SPEED_16GB:
1643 speed = FC_PORTSPEED_16GBIT;
1644 break;
1645 case PORT_SPEED_32GB:
1646 speed = FC_PORTSPEED_32GBIT;
1647 break;
1648 }
1649 fc_host_speed(shost) = speed;
1650 }
1651
1652 static void
1653 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1654 {
1655 scsi_qla_host_t *vha = shost_priv(shost);
1656 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1657
1658 if (vha->vp_idx) {
1659 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1660 return;
1661 }
1662 switch (vha->hw->current_topology) {
1663 case ISP_CFG_NL:
1664 port_type = FC_PORTTYPE_LPORT;
1665 break;
1666 case ISP_CFG_FL:
1667 port_type = FC_PORTTYPE_NLPORT;
1668 break;
1669 case ISP_CFG_N:
1670 port_type = FC_PORTTYPE_PTP;
1671 break;
1672 case ISP_CFG_F:
1673 port_type = FC_PORTTYPE_NPORT;
1674 break;
1675 }
1676 fc_host_port_type(shost) = port_type;
1677 }
1678
1679 static void
1680 qla2x00_get_starget_node_name(struct scsi_target *starget)
1681 {
1682 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1683 scsi_qla_host_t *vha = shost_priv(host);
1684 fc_port_t *fcport;
1685 u64 node_name = 0;
1686
1687 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1688 if (fcport->rport &&
1689 starget->id == fcport->rport->scsi_target_id) {
1690 node_name = wwn_to_u64(fcport->node_name);
1691 break;
1692 }
1693 }
1694
1695 fc_starget_node_name(starget) = node_name;
1696 }
1697
1698 static void
1699 qla2x00_get_starget_port_name(struct scsi_target *starget)
1700 {
1701 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1702 scsi_qla_host_t *vha = shost_priv(host);
1703 fc_port_t *fcport;
1704 u64 port_name = 0;
1705
1706 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1707 if (fcport->rport &&
1708 starget->id == fcport->rport->scsi_target_id) {
1709 port_name = wwn_to_u64(fcport->port_name);
1710 break;
1711 }
1712 }
1713
1714 fc_starget_port_name(starget) = port_name;
1715 }
1716
1717 static void
1718 qla2x00_get_starget_port_id(struct scsi_target *starget)
1719 {
1720 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1721 scsi_qla_host_t *vha = shost_priv(host);
1722 fc_port_t *fcport;
1723 uint32_t port_id = ~0U;
1724
1725 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1726 if (fcport->rport &&
1727 starget->id == fcport->rport->scsi_target_id) {
1728 port_id = fcport->d_id.b.domain << 16 |
1729 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1730 break;
1731 }
1732 }
1733
1734 fc_starget_port_id(starget) = port_id;
1735 }
1736
1737 static void
1738 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1739 {
1740 if (timeout)
1741 rport->dev_loss_tmo = timeout;
1742 else
1743 rport->dev_loss_tmo = 1;
1744 }
1745
1746 static void
1747 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1748 {
1749 struct Scsi_Host *host = rport_to_shost(rport);
1750 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1751 unsigned long flags;
1752
1753 if (!fcport)
1754 return;
1755
1756 /* Now that the rport has been deleted, set the fcport state to
1757 FCS_DEVICE_DEAD */
1758 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1759
1760 /*
1761 * Transport has effectively 'deleted' the rport, clear
1762 * all local references.
1763 */
1764 spin_lock_irqsave(host->host_lock, flags);
1765 fcport->rport = fcport->drport = NULL;
1766 *((fc_port_t **)rport->dd_data) = NULL;
1767 spin_unlock_irqrestore(host->host_lock, flags);
1768
1769 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1770 return;
1771
1772 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1773 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1774 return;
1775 }
1776 }
1777
1778 static void
1779 qla2x00_terminate_rport_io(struct fc_rport *rport)
1780 {
1781 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1782
1783 if (!fcport)
1784 return;
1785
1786 if (test_bit(UNLOADING, &fcport->vha->dpc_flags))
1787 return;
1788
1789 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1790 return;
1791
1792 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1793 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1794 return;
1795 }
1796 /*
1797 * At this point all fcport's software-states are cleared. Perform any
1798 * final cleanup of firmware resources (PCBs and XCBs).
1799 */
1800 if (fcport->loop_id != FC_NO_LOOP_ID) {
1801 if (IS_FWI2_CAPABLE(fcport->vha->hw))
1802 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1803 fcport->loop_id, fcport->d_id.b.domain,
1804 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1805 else
1806 qla2x00_port_logout(fcport->vha, fcport);
1807 }
1808 }
1809
1810 static int
1811 qla2x00_issue_lip(struct Scsi_Host *shost)
1812 {
1813 scsi_qla_host_t *vha = shost_priv(shost);
1814
1815 if (IS_QLAFX00(vha->hw))
1816 return 0;
1817
1818 qla2x00_loop_reset(vha);
1819 return 0;
1820 }
1821
1822 static struct fc_host_statistics *
1823 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1824 {
1825 scsi_qla_host_t *vha = shost_priv(shost);
1826 struct qla_hw_data *ha = vha->hw;
1827 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1828 int rval;
1829 struct link_statistics *stats;
1830 dma_addr_t stats_dma;
1831 struct fc_host_statistics *p = &vha->fc_host_stat;
1832
1833 memset(p, -1, sizeof(*p));
1834
1835 if (IS_QLAFX00(vha->hw))
1836 goto done;
1837
1838 if (test_bit(UNLOADING, &vha->dpc_flags))
1839 goto done;
1840
1841 if (unlikely(pci_channel_offline(ha->pdev)))
1842 goto done;
1843
1844 if (qla2x00_reset_active(vha))
1845 goto done;
1846
1847 stats = dma_alloc_coherent(&ha->pdev->dev,
1848 sizeof(*stats), &stats_dma, GFP_KERNEL);
1849 if (!stats) {
1850 ql_log(ql_log_warn, vha, 0x707d,
1851 "Failed to allocate memory for stats.\n");
1852 goto done;
1853 }
1854 memset(stats, 0, sizeof(*stats));
1855
1856 rval = QLA_FUNCTION_FAILED;
1857 if (IS_FWI2_CAPABLE(ha)) {
1858 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0);
1859 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1860 !ha->dpc_active) {
1861 /* Must be in a 'READY' state for statistics retrieval. */
1862 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1863 stats, stats_dma);
1864 }
1865
1866 if (rval != QLA_SUCCESS)
1867 goto done_free;
1868
1869 p->link_failure_count = stats->link_fail_cnt;
1870 p->loss_of_sync_count = stats->loss_sync_cnt;
1871 p->loss_of_signal_count = stats->loss_sig_cnt;
1872 p->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1873 p->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1874 p->invalid_crc_count = stats->inval_crc_cnt;
1875 if (IS_FWI2_CAPABLE(ha)) {
1876 p->lip_count = stats->lip_cnt;
1877 p->tx_frames = stats->tx_frames;
1878 p->rx_frames = stats->rx_frames;
1879 p->dumped_frames = stats->discarded_frames;
1880 p->nos_count = stats->nos_rcvd;
1881 p->error_frames =
1882 stats->dropped_frames + stats->discarded_frames;
1883 p->rx_words = vha->qla_stats.input_bytes;
1884 p->tx_words = vha->qla_stats.output_bytes;
1885 }
1886 p->fcp_control_requests = vha->qla_stats.control_requests;
1887 p->fcp_input_requests = vha->qla_stats.input_requests;
1888 p->fcp_output_requests = vha->qla_stats.output_requests;
1889 p->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20;
1890 p->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20;
1891 p->seconds_since_last_reset =
1892 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
1893 do_div(p->seconds_since_last_reset, HZ);
1894
1895 done_free:
1896 dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics),
1897 stats, stats_dma);
1898 done:
1899 return p;
1900 }
1901
1902 static void
1903 qla2x00_reset_host_stats(struct Scsi_Host *shost)
1904 {
1905 scsi_qla_host_t *vha = shost_priv(shost);
1906 struct qla_hw_data *ha = vha->hw;
1907 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1908 struct link_statistics *stats;
1909 dma_addr_t stats_dma;
1910
1911 memset(&vha->qla_stats, 0, sizeof(vha->qla_stats));
1912 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
1913
1914 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
1915
1916 if (IS_FWI2_CAPABLE(ha)) {
1917 stats = dma_alloc_coherent(&ha->pdev->dev,
1918 sizeof(*stats), &stats_dma, GFP_KERNEL);
1919 if (!stats) {
1920 ql_log(ql_log_warn, vha, 0x70d7,
1921 "Failed to allocate memory for stats.\n");
1922 return;
1923 }
1924
1925 /* reset firmware statistics */
1926 qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0);
1927
1928 dma_free_coherent(&ha->pdev->dev, sizeof(*stats),
1929 stats, stats_dma);
1930 }
1931 }
1932
1933 static void
1934 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1935 {
1936 scsi_qla_host_t *vha = shost_priv(shost);
1937
1938 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost),
1939 sizeof(fc_host_symbolic_name(shost)));
1940 }
1941
1942 static void
1943 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1944 {
1945 scsi_qla_host_t *vha = shost_priv(shost);
1946
1947 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1948 }
1949
1950 static void
1951 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1952 {
1953 scsi_qla_host_t *vha = shost_priv(shost);
1954 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1955 0xFF, 0xFF, 0xFF, 0xFF};
1956 u64 fabric_name = wwn_to_u64(node_name);
1957
1958 if (vha->device_flags & SWITCH_FOUND)
1959 fabric_name = wwn_to_u64(vha->fabric_node_name);
1960
1961 fc_host_fabric_name(shost) = fabric_name;
1962 }
1963
1964 static void
1965 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1966 {
1967 scsi_qla_host_t *vha = shost_priv(shost);
1968 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1969
1970 if (!base_vha->flags.online) {
1971 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1972 return;
1973 }
1974
1975 switch (atomic_read(&base_vha->loop_state)) {
1976 case LOOP_UPDATE:
1977 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1978 break;
1979 case LOOP_DOWN:
1980 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
1981 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1982 else
1983 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1984 break;
1985 case LOOP_DEAD:
1986 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1987 break;
1988 case LOOP_READY:
1989 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1990 break;
1991 default:
1992 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1993 break;
1994 }
1995 }
1996
1997 static int
1998 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1999 {
2000 int ret = 0;
2001 uint8_t qos = 0;
2002 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
2003 scsi_qla_host_t *vha = NULL;
2004 struct qla_hw_data *ha = base_vha->hw;
2005 int cnt;
2006 struct req_que *req = ha->req_q_map[0];
2007 struct qla_qpair *qpair;
2008
2009 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
2010 if (ret) {
2011 ql_log(ql_log_warn, vha, 0x707e,
2012 "Vport sanity check failed, status %x\n", ret);
2013 return (ret);
2014 }
2015
2016 vha = qla24xx_create_vhost(fc_vport);
2017 if (vha == NULL) {
2018 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
2019 return FC_VPORT_FAILED;
2020 }
2021 if (disable) {
2022 atomic_set(&vha->vp_state, VP_OFFLINE);
2023 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
2024 } else
2025 atomic_set(&vha->vp_state, VP_FAILED);
2026
2027 /* ready to create vport */
2028 ql_log(ql_log_info, vha, 0x7080,
2029 "VP entry id %d assigned.\n", vha->vp_idx);
2030
2031 /* initialized vport states */
2032 atomic_set(&vha->loop_state, LOOP_DOWN);
2033 vha->vp_err_state= VP_ERR_PORTDWN;
2034 vha->vp_prev_err_state= VP_ERR_UNKWN;
2035 /* Check if physical ha port is Up */
2036 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
2037 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
2038 /* Don't retry or attempt login of this virtual port */
2039 ql_dbg(ql_dbg_user, vha, 0x7081,
2040 "Vport loop state is not UP.\n");
2041 atomic_set(&vha->loop_state, LOOP_DEAD);
2042 if (!disable)
2043 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
2044 }
2045
2046 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
2047 if (ha->fw_attributes & BIT_4) {
2048 int prot = 0, guard;
2049 vha->flags.difdix_supported = 1;
2050 ql_dbg(ql_dbg_user, vha, 0x7082,
2051 "Registered for DIF/DIX type 1 and 3 protection.\n");
2052 if (ql2xenabledif == 1)
2053 prot = SHOST_DIX_TYPE0_PROTECTION;
2054 scsi_host_set_prot(vha->host,
2055 prot | SHOST_DIF_TYPE1_PROTECTION
2056 | SHOST_DIF_TYPE2_PROTECTION
2057 | SHOST_DIF_TYPE3_PROTECTION
2058 | SHOST_DIX_TYPE1_PROTECTION
2059 | SHOST_DIX_TYPE2_PROTECTION
2060 | SHOST_DIX_TYPE3_PROTECTION);
2061
2062 guard = SHOST_DIX_GUARD_CRC;
2063
2064 if (IS_PI_IPGUARD_CAPABLE(ha) &&
2065 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
2066 guard |= SHOST_DIX_GUARD_IP;
2067
2068 scsi_host_set_guard(vha->host, guard);
2069 } else
2070 vha->flags.difdix_supported = 0;
2071 }
2072
2073 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
2074 &ha->pdev->dev)) {
2075 ql_dbg(ql_dbg_user, vha, 0x7083,
2076 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
2077 goto vport_create_failed_2;
2078 }
2079
2080 /* initialize attributes */
2081 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2082 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2083 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2084 fc_host_supported_classes(vha->host) =
2085 fc_host_supported_classes(base_vha->host);
2086 fc_host_supported_speeds(vha->host) =
2087 fc_host_supported_speeds(base_vha->host);
2088
2089 qlt_vport_create(vha, ha);
2090 qla24xx_vport_disable(fc_vport, disable);
2091
2092 if (!ql2xmqsupport || !ha->npiv_info)
2093 goto vport_queue;
2094
2095 /* Create a request queue in QoS mode for the vport */
2096 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
2097 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
2098 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
2099 8) == 0) {
2100 qos = ha->npiv_info[cnt].q_qos;
2101 break;
2102 }
2103 }
2104
2105 if (qos) {
2106 qpair = qla2xxx_create_qpair(vha, qos, vha->vp_idx, true);
2107 if (!qpair)
2108 ql_log(ql_log_warn, vha, 0x7084,
2109 "Can't create qpair for VP[%d]\n",
2110 vha->vp_idx);
2111 else {
2112 ql_dbg(ql_dbg_multiq, vha, 0xc001,
2113 "Queue pair: %d Qos: %d) created for VP[%d]\n",
2114 qpair->id, qos, vha->vp_idx);
2115 ql_dbg(ql_dbg_user, vha, 0x7085,
2116 "Queue Pair: %d Qos: %d) created for VP[%d]\n",
2117 qpair->id, qos, vha->vp_idx);
2118 req = qpair->req;
2119 vha->qpair = qpair;
2120 }
2121 }
2122
2123 vport_queue:
2124 vha->req = req;
2125 return 0;
2126
2127 vport_create_failed_2:
2128 qla24xx_disable_vp(vha);
2129 qla24xx_deallocate_vp_id(vha);
2130 scsi_host_put(vha->host);
2131 return FC_VPORT_FAILED;
2132 }
2133
2134 static int
2135 qla24xx_vport_delete(struct fc_vport *fc_vport)
2136 {
2137 scsi_qla_host_t *vha = fc_vport->dd_data;
2138 struct qla_hw_data *ha = vha->hw;
2139 uint16_t id = vha->vp_idx;
2140
2141 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
2142 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
2143 msleep(1000);
2144
2145 qla24xx_disable_vp(vha);
2146 qla2x00_wait_for_sess_deletion(vha);
2147
2148 vha->flags.delete_progress = 1;
2149
2150 qlt_remove_target(ha, vha);
2151
2152 fc_remove_host(vha->host);
2153
2154 scsi_remove_host(vha->host);
2155
2156 /* Allow timer to run to drain queued items, when removing vp */
2157 qla24xx_deallocate_vp_id(vha);
2158
2159 if (vha->timer_active) {
2160 qla2x00_vp_stop_timer(vha);
2161 ql_dbg(ql_dbg_user, vha, 0x7086,
2162 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
2163 }
2164
2165 qla2x00_free_fcports(vha);
2166
2167 mutex_lock(&ha->vport_lock);
2168 ha->cur_vport_count--;
2169 clear_bit(vha->vp_idx, ha->vp_idx_map);
2170 mutex_unlock(&ha->vport_lock);
2171
2172 dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l,
2173 vha->gnl.ldma);
2174
2175 vha->gnl.l = NULL;
2176
2177 if (vha->qpair && vha->qpair->vp_idx == vha->vp_idx) {
2178 if (qla2xxx_delete_qpair(vha, vha->qpair) != QLA_SUCCESS)
2179 ql_log(ql_log_warn, vha, 0x7087,
2180 "Queue Pair delete failed.\n");
2181 }
2182
2183 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
2184 scsi_host_put(vha->host);
2185 return 0;
2186 }
2187
2188 static int
2189 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
2190 {
2191 scsi_qla_host_t *vha = fc_vport->dd_data;
2192
2193 if (disable)
2194 qla24xx_disable_vp(vha);
2195 else
2196 qla24xx_enable_vp(vha);
2197
2198 return 0;
2199 }
2200
2201 struct fc_function_template qla2xxx_transport_functions = {
2202
2203 .show_host_node_name = 1,
2204 .show_host_port_name = 1,
2205 .show_host_supported_classes = 1,
2206 .show_host_supported_speeds = 1,
2207
2208 .get_host_port_id = qla2x00_get_host_port_id,
2209 .show_host_port_id = 1,
2210 .get_host_speed = qla2x00_get_host_speed,
2211 .show_host_speed = 1,
2212 .get_host_port_type = qla2x00_get_host_port_type,
2213 .show_host_port_type = 1,
2214 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2215 .show_host_symbolic_name = 1,
2216 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2217 .show_host_system_hostname = 1,
2218 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2219 .show_host_fabric_name = 1,
2220 .get_host_port_state = qla2x00_get_host_port_state,
2221 .show_host_port_state = 1,
2222
2223 .dd_fcrport_size = sizeof(struct fc_port *),
2224 .show_rport_supported_classes = 1,
2225
2226 .get_starget_node_name = qla2x00_get_starget_node_name,
2227 .show_starget_node_name = 1,
2228 .get_starget_port_name = qla2x00_get_starget_port_name,
2229 .show_starget_port_name = 1,
2230 .get_starget_port_id = qla2x00_get_starget_port_id,
2231 .show_starget_port_id = 1,
2232
2233 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2234 .show_rport_dev_loss_tmo = 1,
2235
2236 .issue_fc_host_lip = qla2x00_issue_lip,
2237 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2238 .terminate_rport_io = qla2x00_terminate_rport_io,
2239 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2240 .reset_fc_host_stats = qla2x00_reset_host_stats,
2241
2242 .vport_create = qla24xx_vport_create,
2243 .vport_disable = qla24xx_vport_disable,
2244 .vport_delete = qla24xx_vport_delete,
2245 .bsg_request = qla24xx_bsg_request,
2246 .bsg_timeout = qla24xx_bsg_timeout,
2247 };
2248
2249 struct fc_function_template qla2xxx_transport_vport_functions = {
2250
2251 .show_host_node_name = 1,
2252 .show_host_port_name = 1,
2253 .show_host_supported_classes = 1,
2254
2255 .get_host_port_id = qla2x00_get_host_port_id,
2256 .show_host_port_id = 1,
2257 .get_host_speed = qla2x00_get_host_speed,
2258 .show_host_speed = 1,
2259 .get_host_port_type = qla2x00_get_host_port_type,
2260 .show_host_port_type = 1,
2261 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2262 .show_host_symbolic_name = 1,
2263 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2264 .show_host_system_hostname = 1,
2265 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2266 .show_host_fabric_name = 1,
2267 .get_host_port_state = qla2x00_get_host_port_state,
2268 .show_host_port_state = 1,
2269
2270 .dd_fcrport_size = sizeof(struct fc_port *),
2271 .show_rport_supported_classes = 1,
2272
2273 .get_starget_node_name = qla2x00_get_starget_node_name,
2274 .show_starget_node_name = 1,
2275 .get_starget_port_name = qla2x00_get_starget_port_name,
2276 .show_starget_port_name = 1,
2277 .get_starget_port_id = qla2x00_get_starget_port_id,
2278 .show_starget_port_id = 1,
2279
2280 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2281 .show_rport_dev_loss_tmo = 1,
2282
2283 .issue_fc_host_lip = qla2x00_issue_lip,
2284 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2285 .terminate_rport_io = qla2x00_terminate_rport_io,
2286 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2287 .reset_fc_host_stats = qla2x00_reset_host_stats,
2288
2289 .bsg_request = qla24xx_bsg_request,
2290 .bsg_timeout = qla24xx_bsg_timeout,
2291 };
2292
2293 void
2294 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2295 {
2296 struct qla_hw_data *ha = vha->hw;
2297 u32 speed = FC_PORTSPEED_UNKNOWN;
2298
2299 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2300 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2301 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2302 fc_host_supported_classes(vha->host) = ha->base_qpair->enable_class_2 ?
2303 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3;
2304 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2305 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2306
2307 if (IS_CNA_CAPABLE(ha))
2308 speed = FC_PORTSPEED_10GBIT;
2309 else if (IS_QLA2031(ha))
2310 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT |
2311 FC_PORTSPEED_4GBIT;
2312 else if (IS_QLA25XX(ha))
2313 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2314 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2315 else if (IS_QLA24XX_TYPE(ha))
2316 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2317 FC_PORTSPEED_1GBIT;
2318 else if (IS_QLA23XX(ha))
2319 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2320 else if (IS_QLAFX00(ha))
2321 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2322 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2323 else if (IS_QLA27XX(ha))
2324 speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT |
2325 FC_PORTSPEED_8GBIT;
2326 else
2327 speed = FC_PORTSPEED_1GBIT;
2328 fc_host_supported_speeds(vha->host) = speed;
2329 }
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