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Linux 4.8-rc8
[linux/fpc-iii.git] / drivers / scsi / qla2xxx / qla_attr.c
blobfe7469c901f76ac2d46006eeb208f3c9398d3ee1
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 if (ha->optrom_state != QLA_SREADING)
247 return 0;
248
249 mutex_lock(&ha->optrom_mutex);
250 rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
251 ha->optrom_region_size);
252 mutex_unlock(&ha->optrom_mutex);
253
254 return rval;
255 }
256
257 static ssize_t
258 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
259 struct bin_attribute *bin_attr,
260 char *buf, loff_t off, size_t count)
261 {
262 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
263 struct device, kobj)));
264 struct qla_hw_data *ha = vha->hw;
265
266 if (ha->optrom_state != QLA_SWRITING)
267 return -EINVAL;
268 if (off > ha->optrom_region_size)
269 return -ERANGE;
270 if (off + count > ha->optrom_region_size)
271 count = ha->optrom_region_size - off;
272
273 mutex_lock(&ha->optrom_mutex);
274 memcpy(&ha->optrom_buffer[off], buf, count);
275 mutex_unlock(&ha->optrom_mutex);
276
277 return count;
278 }
279
280 static struct bin_attribute sysfs_optrom_attr = {
281 .attr = {
282 .name = "optrom",
283 .mode = S_IRUSR | S_IWUSR,
284 },
285 .size = 0,
286 .read = qla2x00_sysfs_read_optrom,
287 .write = qla2x00_sysfs_write_optrom,
288 };
289
290 static ssize_t
291 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
292 struct bin_attribute *bin_attr,
293 char *buf, loff_t off, size_t count)
294 {
295 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
296 struct device, kobj)));
297 struct qla_hw_data *ha = vha->hw;
298 uint32_t start = 0;
299 uint32_t size = ha->optrom_size;
300 int val, valid;
301 ssize_t rval = count;
302
303 if (off)
304 return -EINVAL;
305
306 if (unlikely(pci_channel_offline(ha->pdev)))
307 return -EAGAIN;
308
309 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
310 return -EINVAL;
311 if (start > ha->optrom_size)
312 return -EINVAL;
313
314 mutex_lock(&ha->optrom_mutex);
315 switch (val) {
316 case 0:
317 if (ha->optrom_state != QLA_SREADING &&
318 ha->optrom_state != QLA_SWRITING) {
319 rval = -EINVAL;
320 goto out;
321 }
322 ha->optrom_state = QLA_SWAITING;
323
324 ql_dbg(ql_dbg_user, vha, 0x7061,
325 "Freeing flash region allocation -- 0x%x bytes.\n",
326 ha->optrom_region_size);
327
328 vfree(ha->optrom_buffer);
329 ha->optrom_buffer = NULL;
330 break;
331 case 1:
332 if (ha->optrom_state != QLA_SWAITING) {
333 rval = -EINVAL;
334 goto out;
335 }
336
337 ha->optrom_region_start = start;
338 ha->optrom_region_size = start + size > ha->optrom_size ?
339 ha->optrom_size - start : size;
340
341 ha->optrom_state = QLA_SREADING;
342 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
343 if (ha->optrom_buffer == NULL) {
344 ql_log(ql_log_warn, vha, 0x7062,
345 "Unable to allocate memory for optrom retrieval "
346 "(%x).\n", ha->optrom_region_size);
347
348 ha->optrom_state = QLA_SWAITING;
349 rval = -ENOMEM;
350 goto out;
351 }
352
353 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
354 ql_log(ql_log_warn, vha, 0x7063,
355 "HBA not online, failing NVRAM update.\n");
356 rval = -EAGAIN;
357 goto out;
358 }
359
360 ql_dbg(ql_dbg_user, vha, 0x7064,
361 "Reading flash region -- 0x%x/0x%x.\n",
362 ha->optrom_region_start, ha->optrom_region_size);
363
364 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
365 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
366 ha->optrom_region_start, ha->optrom_region_size);
367 break;
368 case 2:
369 if (ha->optrom_state != QLA_SWAITING) {
370 rval = -EINVAL;
371 goto out;
372 }
373
374 /*
375 * We need to be more restrictive on which FLASH regions are
376 * allowed to be updated via user-space. Regions accessible
377 * via this method include:
378 *
379 * ISP21xx/ISP22xx/ISP23xx type boards:
380 *
381 * 0x000000 -> 0x020000 -- Boot code.
382 *
383 * ISP2322/ISP24xx type boards:
384 *
385 * 0x000000 -> 0x07ffff -- Boot code.
386 * 0x080000 -> 0x0fffff -- Firmware.
387 *
388 * ISP25xx type boards:
389 *
390 * 0x000000 -> 0x07ffff -- Boot code.
391 * 0x080000 -> 0x0fffff -- Firmware.
392 * 0x120000 -> 0x12ffff -- VPD and HBA parameters.
393 */
394 valid = 0;
395 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
396 valid = 1;
397 else if (start == (ha->flt_region_boot * 4) ||
398 start == (ha->flt_region_fw * 4))
399 valid = 1;
400 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)
401 || IS_CNA_CAPABLE(ha) || IS_QLA2031(ha)
402 || IS_QLA27XX(ha))
403 valid = 1;
404 if (!valid) {
405 ql_log(ql_log_warn, vha, 0x7065,
406 "Invalid start region 0x%x/0x%x.\n", start, size);
407 rval = -EINVAL;
408 goto out;
409 }
410
411 ha->optrom_region_start = start;
412 ha->optrom_region_size = start + size > ha->optrom_size ?
413 ha->optrom_size - start : size;
414
415 ha->optrom_state = QLA_SWRITING;
416 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
417 if (ha->optrom_buffer == NULL) {
418 ql_log(ql_log_warn, vha, 0x7066,
419 "Unable to allocate memory for optrom update "
420 "(%x)\n", ha->optrom_region_size);
421
422 ha->optrom_state = QLA_SWAITING;
423 rval = -ENOMEM;
424 goto out;
425 }
426
427 ql_dbg(ql_dbg_user, vha, 0x7067,
428 "Staging flash region write -- 0x%x/0x%x.\n",
429 ha->optrom_region_start, ha->optrom_region_size);
430
431 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
432 break;
433 case 3:
434 if (ha->optrom_state != QLA_SWRITING) {
435 rval = -EINVAL;
436 goto out;
437 }
438
439 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
440 ql_log(ql_log_warn, vha, 0x7068,
441 "HBA not online, failing flash update.\n");
442 rval = -EAGAIN;
443 goto out;
444 }
445
446 ql_dbg(ql_dbg_user, vha, 0x7069,
447 "Writing flash region -- 0x%x/0x%x.\n",
448 ha->optrom_region_start, ha->optrom_region_size);
449
450 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
451 ha->optrom_region_start, ha->optrom_region_size);
452 break;
453 default:
454 rval = -EINVAL;
455 }
456
457 out:
458 mutex_unlock(&ha->optrom_mutex);
459 return rval;
460 }
461
462 static struct bin_attribute sysfs_optrom_ctl_attr = {
463 .attr = {
464 .name = "optrom_ctl",
465 .mode = S_IWUSR,
466 },
467 .size = 0,
468 .write = qla2x00_sysfs_write_optrom_ctl,
469 };
470
471 static ssize_t
472 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
473 struct bin_attribute *bin_attr,
474 char *buf, loff_t off, size_t count)
475 {
476 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
477 struct device, kobj)));
478 struct qla_hw_data *ha = vha->hw;
479 uint32_t faddr;
480
481 if (unlikely(pci_channel_offline(ha->pdev)))
482 return -EAGAIN;
483
484 if (!capable(CAP_SYS_ADMIN))
485 return -EINVAL;
486
487 if (IS_NOCACHE_VPD_TYPE(ha)) {
488 faddr = ha->flt_region_vpd << 2;
489
490 if (IS_QLA27XX(ha) &&
491 qla27xx_find_valid_image(vha) == QLA27XX_SECONDARY_IMAGE)
492 faddr = ha->flt_region_vpd_sec << 2;
493
494 ha->isp_ops->read_optrom(vha, ha->vpd, faddr,
495 ha->vpd_size);
496 }
497 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
498 }
499
500 static ssize_t
501 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
502 struct bin_attribute *bin_attr,
503 char *buf, loff_t off, size_t count)
504 {
505 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
506 struct device, kobj)));
507 struct qla_hw_data *ha = vha->hw;
508 uint8_t *tmp_data;
509
510 if (unlikely(pci_channel_offline(ha->pdev)))
511 return 0;
512
513 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
514 !ha->isp_ops->write_nvram)
515 return 0;
516
517 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
518 ql_log(ql_log_warn, vha, 0x706a,
519 "HBA not online, failing VPD update.\n");
520 return -EAGAIN;
521 }
522
523 /* Write NVRAM. */
524 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
525 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
526
527 /* Update flash version information for 4Gb & above. */
528 if (!IS_FWI2_CAPABLE(ha))
529 return -EINVAL;
530
531 tmp_data = vmalloc(256);
532 if (!tmp_data) {
533 ql_log(ql_log_warn, vha, 0x706b,
534 "Unable to allocate memory for VPD information update.\n");
535 return -ENOMEM;
536 }
537 ha->isp_ops->get_flash_version(vha, tmp_data);
538 vfree(tmp_data);
539
540 return count;
541 }
542
543 static struct bin_attribute sysfs_vpd_attr = {
544 .attr = {
545 .name = "vpd",
546 .mode = S_IRUSR | S_IWUSR,
547 },
548 .size = 0,
549 .read = qla2x00_sysfs_read_vpd,
550 .write = qla2x00_sysfs_write_vpd,
551 };
552
553 static ssize_t
554 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
555 struct bin_attribute *bin_attr,
556 char *buf, loff_t off, size_t count)
557 {
558 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
559 struct device, kobj)));
560 struct qla_hw_data *ha = vha->hw;
561 uint16_t iter, addr, offset;
562 int rval;
563
564 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
565 return 0;
566
567 if (ha->sfp_data)
568 goto do_read;
569
570 ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
571 &ha->sfp_data_dma);
572 if (!ha->sfp_data) {
573 ql_log(ql_log_warn, vha, 0x706c,
574 "Unable to allocate memory for SFP read-data.\n");
575 return 0;
576 }
577
578 do_read:
579 memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
580 addr = 0xa0;
581 for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE;
582 iter++, offset += SFP_BLOCK_SIZE) {
583 if (iter == 4) {
584 /* Skip to next device address. */
585 addr = 0xa2;
586 offset = 0;
587 }
588
589 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data,
590 addr, offset, SFP_BLOCK_SIZE, BIT_1);
591 if (rval != QLA_SUCCESS) {
592 ql_log(ql_log_warn, vha, 0x706d,
593 "Unable to read SFP data (%x/%x/%x).\n", rval,
594 addr, offset);
595
596 return -EIO;
597 }
598 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
599 buf += SFP_BLOCK_SIZE;
600 }
601
602 return count;
603 }
604
605 static struct bin_attribute sysfs_sfp_attr = {
606 .attr = {
607 .name = "sfp",
608 .mode = S_IRUSR | S_IWUSR,
609 },
610 .size = SFP_DEV_SIZE * 2,
611 .read = qla2x00_sysfs_read_sfp,
612 };
613
614 static ssize_t
615 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
616 struct bin_attribute *bin_attr,
617 char *buf, loff_t off, size_t count)
618 {
619 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
620 struct device, kobj)));
621 struct qla_hw_data *ha = vha->hw;
622 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
623 int type;
624 uint32_t idc_control;
625 uint8_t *tmp_data = NULL;
626 if (off != 0)
627 return -EINVAL;
628
629 type = simple_strtol(buf, NULL, 10);
630 switch (type) {
631 case 0x2025c:
632 ql_log(ql_log_info, vha, 0x706e,
633 "Issuing ISP reset.\n");
634
635 scsi_block_requests(vha->host);
636 if (IS_QLA82XX(ha)) {
637 ha->flags.isp82xx_no_md_cap = 1;
638 qla82xx_idc_lock(ha);
639 qla82xx_set_reset_owner(vha);
640 qla82xx_idc_unlock(ha);
641 } else if (IS_QLA8044(ha)) {
642 qla8044_idc_lock(ha);
643 idc_control = qla8044_rd_reg(ha,
644 QLA8044_IDC_DRV_CTRL);
645 qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
646 (idc_control | GRACEFUL_RESET_BIT1));
647 qla82xx_set_reset_owner(vha);
648 qla8044_idc_unlock(ha);
649 } else {
650 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
651 qla2xxx_wake_dpc(vha);
652 }
653 qla2x00_wait_for_chip_reset(vha);
654 scsi_unblock_requests(vha->host);
655 break;
656 case 0x2025d:
657 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha))
658 return -EPERM;
659
660 ql_log(ql_log_info, vha, 0x706f,
661 "Issuing MPI reset.\n");
662
663 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
664 uint32_t idc_control;
665
666 qla83xx_idc_lock(vha, 0);
667 __qla83xx_get_idc_control(vha, &idc_control);
668 idc_control |= QLA83XX_IDC_GRACEFUL_RESET;
669 __qla83xx_set_idc_control(vha, idc_control);
670 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
671 QLA8XXX_DEV_NEED_RESET);
672 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
673 qla83xx_idc_unlock(vha, 0);
674 break;
675 } else {
676 /* Make sure FC side is not in reset */
677 qla2x00_wait_for_hba_online(vha);
678
679 /* Issue MPI reset */
680 scsi_block_requests(vha->host);
681 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
682 ql_log(ql_log_warn, vha, 0x7070,
683 "MPI reset failed.\n");
684 scsi_unblock_requests(vha->host);
685 break;
686 }
687 case 0x2025e:
688 if (!IS_P3P_TYPE(ha) || vha != base_vha) {
689 ql_log(ql_log_info, vha, 0x7071,
690 "FCoE ctx reset no supported.\n");
691 return -EPERM;
692 }
693
694 ql_log(ql_log_info, vha, 0x7072,
695 "Issuing FCoE ctx reset.\n");
696 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
697 qla2xxx_wake_dpc(vha);
698 qla2x00_wait_for_fcoe_ctx_reset(vha);
699 break;
700 case 0x2025f:
701 if (!IS_QLA8031(ha))
702 return -EPERM;
703 ql_log(ql_log_info, vha, 0x70bc,
704 "Disabling Reset by IDC control\n");
705 qla83xx_idc_lock(vha, 0);
706 __qla83xx_get_idc_control(vha, &idc_control);
707 idc_control |= QLA83XX_IDC_RESET_DISABLED;
708 __qla83xx_set_idc_control(vha, idc_control);
709 qla83xx_idc_unlock(vha, 0);
710 break;
711 case 0x20260:
712 if (!IS_QLA8031(ha))
713 return -EPERM;
714 ql_log(ql_log_info, vha, 0x70bd,
715 "Enabling Reset by IDC control\n");
716 qla83xx_idc_lock(vha, 0);
717 __qla83xx_get_idc_control(vha, &idc_control);
718 idc_control &= ~QLA83XX_IDC_RESET_DISABLED;
719 __qla83xx_set_idc_control(vha, idc_control);
720 qla83xx_idc_unlock(vha, 0);
721 break;
722 case 0x20261:
723 ql_dbg(ql_dbg_user, vha, 0x70e0,
724 "Updating cache versions without reset ");
725
726 tmp_data = vmalloc(256);
727 if (!tmp_data) {
728 ql_log(ql_log_warn, vha, 0x70e1,
729 "Unable to allocate memory for VPD information update.\n");
730 return -ENOMEM;
731 }
732 ha->isp_ops->get_flash_version(vha, tmp_data);
733 vfree(tmp_data);
734 break;
735 }
736 return count;
737 }
738
739 static struct bin_attribute sysfs_reset_attr = {
740 .attr = {
741 .name = "reset",
742 .mode = S_IWUSR,
743 },
744 .size = 0,
745 .write = qla2x00_sysfs_write_reset,
746 };
747
748 static ssize_t
749 qla2x00_issue_logo(struct file *filp, struct kobject *kobj,
750 struct bin_attribute *bin_attr,
751 char *buf, loff_t off, size_t count)
752 {
753 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
754 struct device, kobj)));
755 int type;
756 int rval = 0;
757 port_id_t did;
758
759 type = simple_strtol(buf, NULL, 10);
760
761 did.b.domain = (type & 0x00ff0000) >> 16;
762 did.b.area = (type & 0x0000ff00) >> 8;
763 did.b.al_pa = (type & 0x000000ff);
764
765 ql_log(ql_log_info, vha, 0x70e3, "portid=%02x%02x%02x done\n",
766 did.b.domain, did.b.area, did.b.al_pa);
767
768 ql_log(ql_log_info, vha, 0x70e4, "%s: %d\n", __func__, type);
769
770 rval = qla24xx_els_dcmd_iocb(vha, ELS_DCMD_LOGO, did);
771 return count;
772 }
773
774 static struct bin_attribute sysfs_issue_logo_attr = {
775 .attr = {
776 .name = "issue_logo",
777 .mode = S_IWUSR,
778 },
779 .size = 0,
780 .write = qla2x00_issue_logo,
781 };
782
783 static ssize_t
784 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
785 struct bin_attribute *bin_attr,
786 char *buf, loff_t off, size_t count)
787 {
788 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
789 struct device, kobj)));
790 struct qla_hw_data *ha = vha->hw;
791 int rval;
792 uint16_t actual_size;
793
794 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
795 return 0;
796
797 if (ha->xgmac_data)
798 goto do_read;
799
800 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
801 &ha->xgmac_data_dma, GFP_KERNEL);
802 if (!ha->xgmac_data) {
803 ql_log(ql_log_warn, vha, 0x7076,
804 "Unable to allocate memory for XGMAC read-data.\n");
805 return 0;
806 }
807
808 do_read:
809 actual_size = 0;
810 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
811
812 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
813 XGMAC_DATA_SIZE, &actual_size);
814 if (rval != QLA_SUCCESS) {
815 ql_log(ql_log_warn, vha, 0x7077,
816 "Unable to read XGMAC data (%x).\n", rval);
817 count = 0;
818 }
819
820 count = actual_size > count ? count: actual_size;
821 memcpy(buf, ha->xgmac_data, count);
822
823 return count;
824 }
825
826 static struct bin_attribute sysfs_xgmac_stats_attr = {
827 .attr = {
828 .name = "xgmac_stats",
829 .mode = S_IRUSR,
830 },
831 .size = 0,
832 .read = qla2x00_sysfs_read_xgmac_stats,
833 };
834
835 static ssize_t
836 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
837 struct bin_attribute *bin_attr,
838 char *buf, loff_t off, size_t count)
839 {
840 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
841 struct device, kobj)));
842 struct qla_hw_data *ha = vha->hw;
843 int rval;
844
845 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
846 return 0;
847
848 if (ha->dcbx_tlv)
849 goto do_read;
850
851 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
852 &ha->dcbx_tlv_dma, GFP_KERNEL);
853 if (!ha->dcbx_tlv) {
854 ql_log(ql_log_warn, vha, 0x7078,
855 "Unable to allocate memory for DCBX TLV read-data.\n");
856 return -ENOMEM;
857 }
858
859 do_read:
860 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
861
862 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
863 DCBX_TLV_DATA_SIZE);
864 if (rval != QLA_SUCCESS) {
865 ql_log(ql_log_warn, vha, 0x7079,
866 "Unable to read DCBX TLV (%x).\n", rval);
867 return -EIO;
868 }
869
870 memcpy(buf, ha->dcbx_tlv, count);
871
872 return count;
873 }
874
875 static struct bin_attribute sysfs_dcbx_tlv_attr = {
876 .attr = {
877 .name = "dcbx_tlv",
878 .mode = S_IRUSR,
879 },
880 .size = 0,
881 .read = qla2x00_sysfs_read_dcbx_tlv,
882 };
883
884 static struct sysfs_entry {
885 char *name;
886 struct bin_attribute *attr;
887 int is4GBp_only;
888 } bin_file_entries[] = {
889 { "fw_dump", &sysfs_fw_dump_attr, },
890 { "nvram", &sysfs_nvram_attr, },
891 { "optrom", &sysfs_optrom_attr, },
892 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
893 { "vpd", &sysfs_vpd_attr, 1 },
894 { "sfp", &sysfs_sfp_attr, 1 },
895 { "reset", &sysfs_reset_attr, },
896 { "issue_logo", &sysfs_issue_logo_attr, },
897 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
898 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
899 { NULL },
900 };
901
902 void
903 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
904 {
905 struct Scsi_Host *host = vha->host;
906 struct sysfs_entry *iter;
907 int ret;
908
909 for (iter = bin_file_entries; iter->name; iter++) {
910 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
911 continue;
912 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
913 continue;
914 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
915 continue;
916
917 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
918 iter->attr);
919 if (ret)
920 ql_log(ql_log_warn, vha, 0x00f3,
921 "Unable to create sysfs %s binary attribute (%d).\n",
922 iter->name, ret);
923 else
924 ql_dbg(ql_dbg_init, vha, 0x00f4,
925 "Successfully created sysfs %s binary attribure.\n",
926 iter->name);
927 }
928 }
929
930 void
931 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon)
932 {
933 struct Scsi_Host *host = vha->host;
934 struct sysfs_entry *iter;
935 struct qla_hw_data *ha = vha->hw;
936
937 for (iter = bin_file_entries; iter->name; iter++) {
938 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
939 continue;
940 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
941 continue;
942 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
943 continue;
944 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw))
945 continue;
946
947 sysfs_remove_bin_file(&host->shost_gendev.kobj,
948 iter->attr);
949 }
950
951 if (stop_beacon && ha->beacon_blink_led == 1)
952 ha->isp_ops->beacon_off(vha);
953 }
954
955 /* Scsi_Host attributes. */
956
957 static ssize_t
958 qla2x00_drvr_version_show(struct device *dev,
959 struct device_attribute *attr, char *buf)
960 {
961 return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
962 }
963
964 static ssize_t
965 qla2x00_fw_version_show(struct device *dev,
966 struct device_attribute *attr, char *buf)
967 {
968 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
969 struct qla_hw_data *ha = vha->hw;
970 char fw_str[128];
971
972 return scnprintf(buf, PAGE_SIZE, "%s\n",
973 ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str)));
974 }
975
976 static ssize_t
977 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
978 char *buf)
979 {
980 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
981 struct qla_hw_data *ha = vha->hw;
982 uint32_t sn;
983
984 if (IS_QLAFX00(vha->hw)) {
985 return scnprintf(buf, PAGE_SIZE, "%s\n",
986 vha->hw->mr.serial_num);
987 } else if (IS_FWI2_CAPABLE(ha)) {
988 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1);
989 return strlen(strcat(buf, "\n"));
990 }
991
992 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
993 return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
994 sn % 100000);
995 }
996
997 static ssize_t
998 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
999 char *buf)
1000 {
1001 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1002 return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
1003 }
1004
1005 static ssize_t
1006 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
1007 char *buf)
1008 {
1009 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1010 struct qla_hw_data *ha = vha->hw;
1011
1012 if (IS_QLAFX00(vha->hw))
1013 return scnprintf(buf, PAGE_SIZE, "%s\n",
1014 vha->hw->mr.hw_version);
1015
1016 return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
1017 ha->product_id[0], ha->product_id[1], ha->product_id[2],
1018 ha->product_id[3]);
1019 }
1020
1021 static ssize_t
1022 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
1023 char *buf)
1024 {
1025 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1026
1027 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
1028 }
1029
1030 static ssize_t
1031 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
1032 char *buf)
1033 {
1034 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1035 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc);
1036 }
1037
1038 static ssize_t
1039 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
1040 char *buf)
1041 {
1042 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1043 char pci_info[30];
1044
1045 return scnprintf(buf, PAGE_SIZE, "%s\n",
1046 vha->hw->isp_ops->pci_info_str(vha, pci_info));
1047 }
1048
1049 static ssize_t
1050 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
1051 char *buf)
1052 {
1053 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1054 struct qla_hw_data *ha = vha->hw;
1055 int len = 0;
1056
1057 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1058 atomic_read(&vha->loop_state) == LOOP_DEAD ||
1059 vha->device_flags & DFLG_NO_CABLE)
1060 len = scnprintf(buf, PAGE_SIZE, "Link Down\n");
1061 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1062 qla2x00_reset_active(vha))
1063 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1064 else {
1065 len = scnprintf(buf, PAGE_SIZE, "Link Up - ");
1066
1067 switch (ha->current_topology) {
1068 case ISP_CFG_NL:
1069 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1070 break;
1071 case ISP_CFG_FL:
1072 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1073 break;
1074 case ISP_CFG_N:
1075 len += scnprintf(buf + len, PAGE_SIZE-len,
1076 "N_Port to N_Port\n");
1077 break;
1078 case ISP_CFG_F:
1079 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1080 break;
1081 default:
1082 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1083 break;
1084 }
1085 }
1086 return len;
1087 }
1088
1089 static ssize_t
1090 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1091 char *buf)
1092 {
1093 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1094 int len = 0;
1095
1096 switch (vha->hw->zio_mode) {
1097 case QLA_ZIO_MODE_6:
1098 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1099 break;
1100 case QLA_ZIO_DISABLED:
1101 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1102 break;
1103 }
1104 return len;
1105 }
1106
1107 static ssize_t
1108 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1109 const char *buf, size_t count)
1110 {
1111 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1112 struct qla_hw_data *ha = vha->hw;
1113 int val = 0;
1114 uint16_t zio_mode;
1115
1116 if (!IS_ZIO_SUPPORTED(ha))
1117 return -ENOTSUPP;
1118
1119 if (sscanf(buf, "%d", &val) != 1)
1120 return -EINVAL;
1121
1122 if (val)
1123 zio_mode = QLA_ZIO_MODE_6;
1124 else
1125 zio_mode = QLA_ZIO_DISABLED;
1126
1127 /* Update per-hba values and queue a reset. */
1128 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1129 ha->zio_mode = zio_mode;
1130 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1131 }
1132 return strlen(buf);
1133 }
1134
1135 static ssize_t
1136 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1137 char *buf)
1138 {
1139 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1140
1141 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1142 }
1143
1144 static ssize_t
1145 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1146 const char *buf, size_t count)
1147 {
1148 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1149 int val = 0;
1150 uint16_t zio_timer;
1151
1152 if (sscanf(buf, "%d", &val) != 1)
1153 return -EINVAL;
1154 if (val > 25500 || val < 100)
1155 return -ERANGE;
1156
1157 zio_timer = (uint16_t)(val / 100);
1158 vha->hw->zio_timer = zio_timer;
1159
1160 return strlen(buf);
1161 }
1162
1163 static ssize_t
1164 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1165 char *buf)
1166 {
1167 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1168 int len = 0;
1169
1170 if (vha->hw->beacon_blink_led)
1171 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1172 else
1173 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1174 return len;
1175 }
1176
1177 static ssize_t
1178 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1179 const char *buf, size_t count)
1180 {
1181 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1182 struct qla_hw_data *ha = vha->hw;
1183 int val = 0;
1184 int rval;
1185
1186 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1187 return -EPERM;
1188
1189 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1190 ql_log(ql_log_warn, vha, 0x707a,
1191 "Abort ISP active -- ignoring beacon request.\n");
1192 return -EBUSY;
1193 }
1194
1195 if (sscanf(buf, "%d", &val) != 1)
1196 return -EINVAL;
1197
1198 if (val)
1199 rval = ha->isp_ops->beacon_on(vha);
1200 else
1201 rval = ha->isp_ops->beacon_off(vha);
1202
1203 if (rval != QLA_SUCCESS)
1204 count = 0;
1205
1206 return count;
1207 }
1208
1209 static ssize_t
1210 qla2x00_optrom_bios_version_show(struct device *dev,
1211 struct device_attribute *attr, char *buf)
1212 {
1213 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1214 struct qla_hw_data *ha = vha->hw;
1215 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1216 ha->bios_revision[0]);
1217 }
1218
1219 static ssize_t
1220 qla2x00_optrom_efi_version_show(struct device *dev,
1221 struct device_attribute *attr, char *buf)
1222 {
1223 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1224 struct qla_hw_data *ha = vha->hw;
1225 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1226 ha->efi_revision[0]);
1227 }
1228
1229 static ssize_t
1230 qla2x00_optrom_fcode_version_show(struct device *dev,
1231 struct device_attribute *attr, char *buf)
1232 {
1233 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1234 struct qla_hw_data *ha = vha->hw;
1235 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1236 ha->fcode_revision[0]);
1237 }
1238
1239 static ssize_t
1240 qla2x00_optrom_fw_version_show(struct device *dev,
1241 struct device_attribute *attr, char *buf)
1242 {
1243 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1244 struct qla_hw_data *ha = vha->hw;
1245 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1246 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1247 ha->fw_revision[3]);
1248 }
1249
1250 static ssize_t
1251 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1252 struct device_attribute *attr, char *buf)
1253 {
1254 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1255 struct qla_hw_data *ha = vha->hw;
1256
1257 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha))
1258 return scnprintf(buf, PAGE_SIZE, "\n");
1259
1260 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1261 ha->gold_fw_version[0], ha->gold_fw_version[1],
1262 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1263 }
1264
1265 static ssize_t
1266 qla2x00_total_isp_aborts_show(struct device *dev,
1267 struct device_attribute *attr, char *buf)
1268 {
1269 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1270 return scnprintf(buf, PAGE_SIZE, "%d\n",
1271 vha->qla_stats.total_isp_aborts);
1272 }
1273
1274 static ssize_t
1275 qla24xx_84xx_fw_version_show(struct device *dev,
1276 struct device_attribute *attr, char *buf)
1277 {
1278 int rval = QLA_SUCCESS;
1279 uint16_t status[2] = {0, 0};
1280 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1281 struct qla_hw_data *ha = vha->hw;
1282
1283 if (!IS_QLA84XX(ha))
1284 return scnprintf(buf, PAGE_SIZE, "\n");
1285
1286 if (ha->cs84xx->op_fw_version == 0)
1287 rval = qla84xx_verify_chip(vha, status);
1288
1289 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1290 return scnprintf(buf, PAGE_SIZE, "%u\n",
1291 (uint32_t)ha->cs84xx->op_fw_version);
1292
1293 return scnprintf(buf, PAGE_SIZE, "\n");
1294 }
1295
1296 static ssize_t
1297 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1298 char *buf)
1299 {
1300 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1301 struct qla_hw_data *ha = vha->hw;
1302
1303 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) &&
1304 !IS_QLA27XX(ha))
1305 return scnprintf(buf, PAGE_SIZE, "\n");
1306
1307 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1308 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1309 ha->mpi_capabilities);
1310 }
1311
1312 static ssize_t
1313 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1314 char *buf)
1315 {
1316 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1317 struct qla_hw_data *ha = vha->hw;
1318
1319 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1320 return scnprintf(buf, PAGE_SIZE, "\n");
1321
1322 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1323 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1324 }
1325
1326 static ssize_t
1327 qla2x00_flash_block_size_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 struct qla_hw_data *ha = vha->hw;
1332
1333 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1334 }
1335
1336 static ssize_t
1337 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1338 char *buf)
1339 {
1340 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1341
1342 if (!IS_CNA_CAPABLE(vha->hw))
1343 return scnprintf(buf, PAGE_SIZE, "\n");
1344
1345 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1346 }
1347
1348 static ssize_t
1349 qla2x00_vn_port_mac_address_show(struct device *dev,
1350 struct device_attribute *attr, char *buf)
1351 {
1352 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1353
1354 if (!IS_CNA_CAPABLE(vha->hw))
1355 return scnprintf(buf, PAGE_SIZE, "\n");
1356
1357 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
1358 }
1359
1360 static ssize_t
1361 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1362 char *buf)
1363 {
1364 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1365
1366 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1367 }
1368
1369 static ssize_t
1370 qla2x00_thermal_temp_show(struct device *dev,
1371 struct device_attribute *attr, char *buf)
1372 {
1373 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1374 uint16_t temp = 0;
1375
1376 if (qla2x00_reset_active(vha)) {
1377 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
1378 goto done;
1379 }
1380
1381 if (vha->hw->flags.eeh_busy) {
1382 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
1383 goto done;
1384 }
1385
1386 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS)
1387 return scnprintf(buf, PAGE_SIZE, "%d\n", temp);
1388
1389 done:
1390 return scnprintf(buf, PAGE_SIZE, "\n");
1391 }
1392
1393 static ssize_t
1394 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1395 char *buf)
1396 {
1397 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1398 int rval = QLA_FUNCTION_FAILED;
1399 uint16_t state[6];
1400 uint32_t pstate;
1401
1402 if (IS_QLAFX00(vha->hw)) {
1403 pstate = qlafx00_fw_state_show(dev, attr, buf);
1404 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
1405 }
1406
1407 if (qla2x00_reset_active(vha))
1408 ql_log(ql_log_warn, vha, 0x707c,
1409 "ISP reset active.\n");
1410 else if (!vha->hw->flags.eeh_busy)
1411 rval = qla2x00_get_firmware_state(vha, state);
1412 if (rval != QLA_SUCCESS)
1413 memset(state, -1, sizeof(state));
1414
1415 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1416 state[0], state[1], state[2], state[3], state[4], state[5]);
1417 }
1418
1419 static ssize_t
1420 qla2x00_diag_requests_show(struct device *dev,
1421 struct device_attribute *attr, char *buf)
1422 {
1423 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1424
1425 if (!IS_BIDI_CAPABLE(vha->hw))
1426 return scnprintf(buf, PAGE_SIZE, "\n");
1427
1428 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
1429 }
1430
1431 static ssize_t
1432 qla2x00_diag_megabytes_show(struct device *dev,
1433 struct device_attribute *attr, char *buf)
1434 {
1435 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1436
1437 if (!IS_BIDI_CAPABLE(vha->hw))
1438 return scnprintf(buf, PAGE_SIZE, "\n");
1439
1440 return scnprintf(buf, PAGE_SIZE, "%llu\n",
1441 vha->bidi_stats.transfer_bytes >> 20);
1442 }
1443
1444 static ssize_t
1445 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
1446 char *buf)
1447 {
1448 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1449 struct qla_hw_data *ha = vha->hw;
1450 uint32_t size;
1451
1452 if (!ha->fw_dumped)
1453 size = 0;
1454 else if (IS_P3P_TYPE(ha))
1455 size = ha->md_template_size + ha->md_dump_size;
1456 else
1457 size = ha->fw_dump_len;
1458
1459 return scnprintf(buf, PAGE_SIZE, "%d\n", size);
1460 }
1461
1462 static ssize_t
1463 qla2x00_allow_cna_fw_dump_show(struct device *dev,
1464 struct device_attribute *attr, char *buf)
1465 {
1466 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1467
1468 if (!IS_P3P_TYPE(vha->hw))
1469 return scnprintf(buf, PAGE_SIZE, "\n");
1470 else
1471 return scnprintf(buf, PAGE_SIZE, "%s\n",
1472 vha->hw->allow_cna_fw_dump ? "true" : "false");
1473 }
1474
1475 static ssize_t
1476 qla2x00_allow_cna_fw_dump_store(struct device *dev,
1477 struct device_attribute *attr, const char *buf, size_t count)
1478 {
1479 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1480 int val = 0;
1481
1482 if (!IS_P3P_TYPE(vha->hw))
1483 return -EINVAL;
1484
1485 if (sscanf(buf, "%d", &val) != 1)
1486 return -EINVAL;
1487
1488 vha->hw->allow_cna_fw_dump = val != 0;
1489
1490 return strlen(buf);
1491 }
1492
1493 static ssize_t
1494 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr,
1495 char *buf)
1496 {
1497 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1498 struct qla_hw_data *ha = vha->hw;
1499
1500 if (!IS_QLA27XX(ha))
1501 return scnprintf(buf, PAGE_SIZE, "\n");
1502
1503 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1504 ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]);
1505 }
1506
1507 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1508 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1509 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1510 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1511 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1512 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1513 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1514 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1515 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1516 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1517 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1518 qla2x00_zio_timer_store);
1519 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1520 qla2x00_beacon_store);
1521 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1522 qla2x00_optrom_bios_version_show, NULL);
1523 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1524 qla2x00_optrom_efi_version_show, NULL);
1525 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1526 qla2x00_optrom_fcode_version_show, NULL);
1527 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1528 NULL);
1529 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1530 qla2x00_optrom_gold_fw_version_show, NULL);
1531 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1532 NULL);
1533 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1534 NULL);
1535 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1536 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1537 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1538 NULL);
1539 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1540 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1541 qla2x00_vn_port_mac_address_show, NULL);
1542 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1543 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1544 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1545 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
1546 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
1547 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
1548 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR,
1549 qla2x00_allow_cna_fw_dump_show,
1550 qla2x00_allow_cna_fw_dump_store);
1551 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL);
1552
1553 struct device_attribute *qla2x00_host_attrs[] = {
1554 &dev_attr_driver_version,
1555 &dev_attr_fw_version,
1556 &dev_attr_serial_num,
1557 &dev_attr_isp_name,
1558 &dev_attr_isp_id,
1559 &dev_attr_model_name,
1560 &dev_attr_model_desc,
1561 &dev_attr_pci_info,
1562 &dev_attr_link_state,
1563 &dev_attr_zio,
1564 &dev_attr_zio_timer,
1565 &dev_attr_beacon,
1566 &dev_attr_optrom_bios_version,
1567 &dev_attr_optrom_efi_version,
1568 &dev_attr_optrom_fcode_version,
1569 &dev_attr_optrom_fw_version,
1570 &dev_attr_84xx_fw_version,
1571 &dev_attr_total_isp_aborts,
1572 &dev_attr_mpi_version,
1573 &dev_attr_phy_version,
1574 &dev_attr_flash_block_size,
1575 &dev_attr_vlan_id,
1576 &dev_attr_vn_port_mac_address,
1577 &dev_attr_fabric_param,
1578 &dev_attr_fw_state,
1579 &dev_attr_optrom_gold_fw_version,
1580 &dev_attr_thermal_temp,
1581 &dev_attr_diag_requests,
1582 &dev_attr_diag_megabytes,
1583 &dev_attr_fw_dump_size,
1584 &dev_attr_allow_cna_fw_dump,
1585 &dev_attr_pep_version,
1586 NULL,
1587 };
1588
1589 /* Host attributes. */
1590
1591 static void
1592 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1593 {
1594 scsi_qla_host_t *vha = shost_priv(shost);
1595
1596 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1597 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1598 }
1599
1600 static void
1601 qla2x00_get_host_speed(struct Scsi_Host *shost)
1602 {
1603 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1604 (shost_priv(shost)))->hw;
1605 u32 speed = FC_PORTSPEED_UNKNOWN;
1606
1607 if (IS_QLAFX00(ha)) {
1608 qlafx00_get_host_speed(shost);
1609 return;
1610 }
1611
1612 switch (ha->link_data_rate) {
1613 case PORT_SPEED_1GB:
1614 speed = FC_PORTSPEED_1GBIT;
1615 break;
1616 case PORT_SPEED_2GB:
1617 speed = FC_PORTSPEED_2GBIT;
1618 break;
1619 case PORT_SPEED_4GB:
1620 speed = FC_PORTSPEED_4GBIT;
1621 break;
1622 case PORT_SPEED_8GB:
1623 speed = FC_PORTSPEED_8GBIT;
1624 break;
1625 case PORT_SPEED_10GB:
1626 speed = FC_PORTSPEED_10GBIT;
1627 break;
1628 case PORT_SPEED_16GB:
1629 speed = FC_PORTSPEED_16GBIT;
1630 break;
1631 case PORT_SPEED_32GB:
1632 speed = FC_PORTSPEED_32GBIT;
1633 break;
1634 }
1635 fc_host_speed(shost) = speed;
1636 }
1637
1638 static void
1639 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1640 {
1641 scsi_qla_host_t *vha = shost_priv(shost);
1642 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1643
1644 if (vha->vp_idx) {
1645 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1646 return;
1647 }
1648 switch (vha->hw->current_topology) {
1649 case ISP_CFG_NL:
1650 port_type = FC_PORTTYPE_LPORT;
1651 break;
1652 case ISP_CFG_FL:
1653 port_type = FC_PORTTYPE_NLPORT;
1654 break;
1655 case ISP_CFG_N:
1656 port_type = FC_PORTTYPE_PTP;
1657 break;
1658 case ISP_CFG_F:
1659 port_type = FC_PORTTYPE_NPORT;
1660 break;
1661 }
1662 fc_host_port_type(shost) = port_type;
1663 }
1664
1665 static void
1666 qla2x00_get_starget_node_name(struct scsi_target *starget)
1667 {
1668 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1669 scsi_qla_host_t *vha = shost_priv(host);
1670 fc_port_t *fcport;
1671 u64 node_name = 0;
1672
1673 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1674 if (fcport->rport &&
1675 starget->id == fcport->rport->scsi_target_id) {
1676 node_name = wwn_to_u64(fcport->node_name);
1677 break;
1678 }
1679 }
1680
1681 fc_starget_node_name(starget) = node_name;
1682 }
1683
1684 static void
1685 qla2x00_get_starget_port_name(struct scsi_target *starget)
1686 {
1687 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1688 scsi_qla_host_t *vha = shost_priv(host);
1689 fc_port_t *fcport;
1690 u64 port_name = 0;
1691
1692 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1693 if (fcport->rport &&
1694 starget->id == fcport->rport->scsi_target_id) {
1695 port_name = wwn_to_u64(fcport->port_name);
1696 break;
1697 }
1698 }
1699
1700 fc_starget_port_name(starget) = port_name;
1701 }
1702
1703 static void
1704 qla2x00_get_starget_port_id(struct scsi_target *starget)
1705 {
1706 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1707 scsi_qla_host_t *vha = shost_priv(host);
1708 fc_port_t *fcport;
1709 uint32_t port_id = ~0U;
1710
1711 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1712 if (fcport->rport &&
1713 starget->id == fcport->rport->scsi_target_id) {
1714 port_id = fcport->d_id.b.domain << 16 |
1715 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1716 break;
1717 }
1718 }
1719
1720 fc_starget_port_id(starget) = port_id;
1721 }
1722
1723 static void
1724 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1725 {
1726 if (timeout)
1727 rport->dev_loss_tmo = timeout;
1728 else
1729 rport->dev_loss_tmo = 1;
1730 }
1731
1732 static void
1733 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1734 {
1735 struct Scsi_Host *host = rport_to_shost(rport);
1736 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1737 unsigned long flags;
1738
1739 if (!fcport)
1740 return;
1741
1742 /* Now that the rport has been deleted, set the fcport state to
1743 FCS_DEVICE_DEAD */
1744 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1745
1746 /*
1747 * Transport has effectively 'deleted' the rport, clear
1748 * all local references.
1749 */
1750 spin_lock_irqsave(host->host_lock, flags);
1751 fcport->rport = fcport->drport = NULL;
1752 *((fc_port_t **)rport->dd_data) = NULL;
1753 spin_unlock_irqrestore(host->host_lock, flags);
1754
1755 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1756 return;
1757
1758 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1759 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1760 return;
1761 }
1762 }
1763
1764 static void
1765 qla2x00_terminate_rport_io(struct fc_rport *rport)
1766 {
1767 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1768
1769 if (!fcport)
1770 return;
1771
1772 if (test_bit(UNLOADING, &fcport->vha->dpc_flags))
1773 return;
1774
1775 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1776 return;
1777
1778 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1779 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1780 return;
1781 }
1782 /*
1783 * At this point all fcport's software-states are cleared. Perform any
1784 * final cleanup of firmware resources (PCBs and XCBs).
1785 */
1786 if (fcport->loop_id != FC_NO_LOOP_ID) {
1787 if (IS_FWI2_CAPABLE(fcport->vha->hw))
1788 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1789 fcport->loop_id, fcport->d_id.b.domain,
1790 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1791 else
1792 qla2x00_port_logout(fcport->vha, fcport);
1793 }
1794 }
1795
1796 static int
1797 qla2x00_issue_lip(struct Scsi_Host *shost)
1798 {
1799 scsi_qla_host_t *vha = shost_priv(shost);
1800
1801 if (IS_QLAFX00(vha->hw))
1802 return 0;
1803
1804 qla2x00_loop_reset(vha);
1805 return 0;
1806 }
1807
1808 static struct fc_host_statistics *
1809 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1810 {
1811 scsi_qla_host_t *vha = shost_priv(shost);
1812 struct qla_hw_data *ha = vha->hw;
1813 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1814 int rval;
1815 struct link_statistics *stats;
1816 dma_addr_t stats_dma;
1817 struct fc_host_statistics *p = &vha->fc_host_stat;
1818
1819 memset(p, -1, sizeof(*p));
1820
1821 if (IS_QLAFX00(vha->hw))
1822 goto done;
1823
1824 if (test_bit(UNLOADING, &vha->dpc_flags))
1825 goto done;
1826
1827 if (unlikely(pci_channel_offline(ha->pdev)))
1828 goto done;
1829
1830 if (qla2x00_reset_active(vha))
1831 goto done;
1832
1833 stats = dma_alloc_coherent(&ha->pdev->dev,
1834 sizeof(*stats), &stats_dma, GFP_KERNEL);
1835 if (!stats) {
1836 ql_log(ql_log_warn, vha, 0x707d,
1837 "Failed to allocate memory for stats.\n");
1838 goto done;
1839 }
1840 memset(stats, 0, sizeof(*stats));
1841
1842 rval = QLA_FUNCTION_FAILED;
1843 if (IS_FWI2_CAPABLE(ha)) {
1844 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0);
1845 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1846 !ha->dpc_active) {
1847 /* Must be in a 'READY' state for statistics retrieval. */
1848 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1849 stats, stats_dma);
1850 }
1851
1852 if (rval != QLA_SUCCESS)
1853 goto done_free;
1854
1855 p->link_failure_count = stats->link_fail_cnt;
1856 p->loss_of_sync_count = stats->loss_sync_cnt;
1857 p->loss_of_signal_count = stats->loss_sig_cnt;
1858 p->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1859 p->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1860 p->invalid_crc_count = stats->inval_crc_cnt;
1861 if (IS_FWI2_CAPABLE(ha)) {
1862 p->lip_count = stats->lip_cnt;
1863 p->tx_frames = stats->tx_frames;
1864 p->rx_frames = stats->rx_frames;
1865 p->dumped_frames = stats->discarded_frames;
1866 p->nos_count = stats->nos_rcvd;
1867 p->error_frames =
1868 stats->dropped_frames + stats->discarded_frames;
1869 p->rx_words = vha->qla_stats.input_bytes;
1870 p->tx_words = vha->qla_stats.output_bytes;
1871 }
1872 p->fcp_control_requests = vha->qla_stats.control_requests;
1873 p->fcp_input_requests = vha->qla_stats.input_requests;
1874 p->fcp_output_requests = vha->qla_stats.output_requests;
1875 p->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20;
1876 p->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20;
1877 p->seconds_since_last_reset =
1878 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
1879 do_div(p->seconds_since_last_reset, HZ);
1880
1881 done_free:
1882 dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics),
1883 stats, stats_dma);
1884 done:
1885 return p;
1886 }
1887
1888 static void
1889 qla2x00_reset_host_stats(struct Scsi_Host *shost)
1890 {
1891 scsi_qla_host_t *vha = shost_priv(shost);
1892 struct qla_hw_data *ha = vha->hw;
1893 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1894 struct link_statistics *stats;
1895 dma_addr_t stats_dma;
1896
1897 memset(&vha->qla_stats, 0, sizeof(vha->qla_stats));
1898 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
1899
1900 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
1901
1902 if (IS_FWI2_CAPABLE(ha)) {
1903 stats = dma_alloc_coherent(&ha->pdev->dev,
1904 sizeof(*stats), &stats_dma, GFP_KERNEL);
1905 if (!stats) {
1906 ql_log(ql_log_warn, vha, 0x70d7,
1907 "Failed to allocate memory for stats.\n");
1908 return;
1909 }
1910
1911 /* reset firmware statistics */
1912 qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0);
1913
1914 dma_free_coherent(&ha->pdev->dev, sizeof(*stats),
1915 stats, stats_dma);
1916 }
1917 }
1918
1919 static void
1920 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1921 {
1922 scsi_qla_host_t *vha = shost_priv(shost);
1923
1924 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost),
1925 sizeof(fc_host_symbolic_name(shost)));
1926 }
1927
1928 static void
1929 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1930 {
1931 scsi_qla_host_t *vha = shost_priv(shost);
1932
1933 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1934 }
1935
1936 static void
1937 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1938 {
1939 scsi_qla_host_t *vha = shost_priv(shost);
1940 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1941 0xFF, 0xFF, 0xFF, 0xFF};
1942 u64 fabric_name = wwn_to_u64(node_name);
1943
1944 if (vha->device_flags & SWITCH_FOUND)
1945 fabric_name = wwn_to_u64(vha->fabric_node_name);
1946
1947 fc_host_fabric_name(shost) = fabric_name;
1948 }
1949
1950 static void
1951 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1952 {
1953 scsi_qla_host_t *vha = shost_priv(shost);
1954 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1955
1956 if (!base_vha->flags.online) {
1957 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1958 return;
1959 }
1960
1961 switch (atomic_read(&base_vha->loop_state)) {
1962 case LOOP_UPDATE:
1963 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1964 break;
1965 case LOOP_DOWN:
1966 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
1967 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1968 else
1969 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1970 break;
1971 case LOOP_DEAD:
1972 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1973 break;
1974 case LOOP_READY:
1975 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1976 break;
1977 default:
1978 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1979 break;
1980 }
1981 }
1982
1983 static int
1984 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1985 {
1986 int ret = 0;
1987 uint8_t qos = 0;
1988 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1989 scsi_qla_host_t *vha = NULL;
1990 struct qla_hw_data *ha = base_vha->hw;
1991 uint16_t options = 0;
1992 int cnt;
1993 struct req_que *req = ha->req_q_map[0];
1994
1995 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1996 if (ret) {
1997 ql_log(ql_log_warn, vha, 0x707e,
1998 "Vport sanity check failed, status %x\n", ret);
1999 return (ret);
2000 }
2001
2002 vha = qla24xx_create_vhost(fc_vport);
2003 if (vha == NULL) {
2004 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
2005 return FC_VPORT_FAILED;
2006 }
2007 if (disable) {
2008 atomic_set(&vha->vp_state, VP_OFFLINE);
2009 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
2010 } else
2011 atomic_set(&vha->vp_state, VP_FAILED);
2012
2013 /* ready to create vport */
2014 ql_log(ql_log_info, vha, 0x7080,
2015 "VP entry id %d assigned.\n", vha->vp_idx);
2016
2017 /* initialized vport states */
2018 atomic_set(&vha->loop_state, LOOP_DOWN);
2019 vha->vp_err_state= VP_ERR_PORTDWN;
2020 vha->vp_prev_err_state= VP_ERR_UNKWN;
2021 /* Check if physical ha port is Up */
2022 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
2023 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
2024 /* Don't retry or attempt login of this virtual port */
2025 ql_dbg(ql_dbg_user, vha, 0x7081,
2026 "Vport loop state is not UP.\n");
2027 atomic_set(&vha->loop_state, LOOP_DEAD);
2028 if (!disable)
2029 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
2030 }
2031
2032 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
2033 if (ha->fw_attributes & BIT_4) {
2034 int prot = 0, guard;
2035 vha->flags.difdix_supported = 1;
2036 ql_dbg(ql_dbg_user, vha, 0x7082,
2037 "Registered for DIF/DIX type 1 and 3 protection.\n");
2038 if (ql2xenabledif == 1)
2039 prot = SHOST_DIX_TYPE0_PROTECTION;
2040 scsi_host_set_prot(vha->host,
2041 prot | SHOST_DIF_TYPE1_PROTECTION
2042 | SHOST_DIF_TYPE2_PROTECTION
2043 | SHOST_DIF_TYPE3_PROTECTION
2044 | SHOST_DIX_TYPE1_PROTECTION
2045 | SHOST_DIX_TYPE2_PROTECTION
2046 | SHOST_DIX_TYPE3_PROTECTION);
2047
2048 guard = SHOST_DIX_GUARD_CRC;
2049
2050 if (IS_PI_IPGUARD_CAPABLE(ha) &&
2051 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
2052 guard |= SHOST_DIX_GUARD_IP;
2053
2054 scsi_host_set_guard(vha->host, guard);
2055 } else
2056 vha->flags.difdix_supported = 0;
2057 }
2058
2059 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
2060 &ha->pdev->dev)) {
2061 ql_dbg(ql_dbg_user, vha, 0x7083,
2062 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
2063 goto vport_create_failed_2;
2064 }
2065
2066 /* initialize attributes */
2067 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2068 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2069 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2070 fc_host_supported_classes(vha->host) =
2071 fc_host_supported_classes(base_vha->host);
2072 fc_host_supported_speeds(vha->host) =
2073 fc_host_supported_speeds(base_vha->host);
2074
2075 qlt_vport_create(vha, ha);
2076 qla24xx_vport_disable(fc_vport, disable);
2077
2078 if (ha->flags.cpu_affinity_enabled) {
2079 req = ha->req_q_map[1];
2080 ql_dbg(ql_dbg_multiq, vha, 0xc000,
2081 "Request queue %p attached with "
2082 "VP[%d], cpu affinity =%d\n",
2083 req, vha->vp_idx, ha->flags.cpu_affinity_enabled);
2084 goto vport_queue;
2085 } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
2086 goto vport_queue;
2087 /* Create a request queue in QoS mode for the vport */
2088 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
2089 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
2090 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
2091 8) == 0) {
2092 qos = ha->npiv_info[cnt].q_qos;
2093 break;
2094 }
2095 }
2096
2097 if (qos) {
2098 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
2099 qos);
2100 if (!ret)
2101 ql_log(ql_log_warn, vha, 0x7084,
2102 "Can't create request queue for VP[%d]\n",
2103 vha->vp_idx);
2104 else {
2105 ql_dbg(ql_dbg_multiq, vha, 0xc001,
2106 "Request Que:%d Q0s: %d) created for VP[%d]\n",
2107 ret, qos, vha->vp_idx);
2108 ql_dbg(ql_dbg_user, vha, 0x7085,
2109 "Request Que:%d Q0s: %d) created for VP[%d]\n",
2110 ret, qos, vha->vp_idx);
2111 req = ha->req_q_map[ret];
2112 }
2113 }
2114
2115 vport_queue:
2116 vha->req = req;
2117 return 0;
2118
2119 vport_create_failed_2:
2120 qla24xx_disable_vp(vha);
2121 qla24xx_deallocate_vp_id(vha);
2122 scsi_host_put(vha->host);
2123 return FC_VPORT_FAILED;
2124 }
2125
2126 static int
2127 qla24xx_vport_delete(struct fc_vport *fc_vport)
2128 {
2129 scsi_qla_host_t *vha = fc_vport->dd_data;
2130 struct qla_hw_data *ha = vha->hw;
2131 uint16_t id = vha->vp_idx;
2132
2133 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
2134 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
2135 msleep(1000);
2136
2137 qla24xx_disable_vp(vha);
2138
2139 vha->flags.delete_progress = 1;
2140
2141 qlt_remove_target(ha, vha);
2142
2143 fc_remove_host(vha->host);
2144
2145 scsi_remove_host(vha->host);
2146
2147 /* Allow timer to run to drain queued items, when removing vp */
2148 qla24xx_deallocate_vp_id(vha);
2149
2150 if (vha->timer_active) {
2151 qla2x00_vp_stop_timer(vha);
2152 ql_dbg(ql_dbg_user, vha, 0x7086,
2153 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
2154 }
2155
2156 BUG_ON(atomic_read(&vha->vref_count));
2157
2158 qla2x00_free_fcports(vha);
2159
2160 mutex_lock(&ha->vport_lock);
2161 ha->cur_vport_count--;
2162 clear_bit(vha->vp_idx, ha->vp_idx_map);
2163 mutex_unlock(&ha->vport_lock);
2164
2165 if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
2166 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
2167 ql_log(ql_log_warn, vha, 0x7087,
2168 "Queue delete failed.\n");
2169 }
2170
2171 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
2172 scsi_host_put(vha->host);
2173 return 0;
2174 }
2175
2176 static int
2177 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
2178 {
2179 scsi_qla_host_t *vha = fc_vport->dd_data;
2180
2181 if (disable)
2182 qla24xx_disable_vp(vha);
2183 else
2184 qla24xx_enable_vp(vha);
2185
2186 return 0;
2187 }
2188
2189 struct fc_function_template qla2xxx_transport_functions = {
2190
2191 .show_host_node_name = 1,
2192 .show_host_port_name = 1,
2193 .show_host_supported_classes = 1,
2194 .show_host_supported_speeds = 1,
2195
2196 .get_host_port_id = qla2x00_get_host_port_id,
2197 .show_host_port_id = 1,
2198 .get_host_speed = qla2x00_get_host_speed,
2199 .show_host_speed = 1,
2200 .get_host_port_type = qla2x00_get_host_port_type,
2201 .show_host_port_type = 1,
2202 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2203 .show_host_symbolic_name = 1,
2204 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2205 .show_host_system_hostname = 1,
2206 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2207 .show_host_fabric_name = 1,
2208 .get_host_port_state = qla2x00_get_host_port_state,
2209 .show_host_port_state = 1,
2210
2211 .dd_fcrport_size = sizeof(struct fc_port *),
2212 .show_rport_supported_classes = 1,
2213
2214 .get_starget_node_name = qla2x00_get_starget_node_name,
2215 .show_starget_node_name = 1,
2216 .get_starget_port_name = qla2x00_get_starget_port_name,
2217 .show_starget_port_name = 1,
2218 .get_starget_port_id = qla2x00_get_starget_port_id,
2219 .show_starget_port_id = 1,
2220
2221 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2222 .show_rport_dev_loss_tmo = 1,
2223
2224 .issue_fc_host_lip = qla2x00_issue_lip,
2225 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2226 .terminate_rport_io = qla2x00_terminate_rport_io,
2227 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2228 .reset_fc_host_stats = qla2x00_reset_host_stats,
2229
2230 .vport_create = qla24xx_vport_create,
2231 .vport_disable = qla24xx_vport_disable,
2232 .vport_delete = qla24xx_vport_delete,
2233 .bsg_request = qla24xx_bsg_request,
2234 .bsg_timeout = qla24xx_bsg_timeout,
2235 };
2236
2237 struct fc_function_template qla2xxx_transport_vport_functions = {
2238
2239 .show_host_node_name = 1,
2240 .show_host_port_name = 1,
2241 .show_host_supported_classes = 1,
2242
2243 .get_host_port_id = qla2x00_get_host_port_id,
2244 .show_host_port_id = 1,
2245 .get_host_speed = qla2x00_get_host_speed,
2246 .show_host_speed = 1,
2247 .get_host_port_type = qla2x00_get_host_port_type,
2248 .show_host_port_type = 1,
2249 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2250 .show_host_symbolic_name = 1,
2251 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2252 .show_host_system_hostname = 1,
2253 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2254 .show_host_fabric_name = 1,
2255 .get_host_port_state = qla2x00_get_host_port_state,
2256 .show_host_port_state = 1,
2257
2258 .dd_fcrport_size = sizeof(struct fc_port *),
2259 .show_rport_supported_classes = 1,
2260
2261 .get_starget_node_name = qla2x00_get_starget_node_name,
2262 .show_starget_node_name = 1,
2263 .get_starget_port_name = qla2x00_get_starget_port_name,
2264 .show_starget_port_name = 1,
2265 .get_starget_port_id = qla2x00_get_starget_port_id,
2266 .show_starget_port_id = 1,
2267
2268 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2269 .show_rport_dev_loss_tmo = 1,
2270
2271 .issue_fc_host_lip = qla2x00_issue_lip,
2272 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2273 .terminate_rport_io = qla2x00_terminate_rport_io,
2274 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2275 .reset_fc_host_stats = qla2x00_reset_host_stats,
2276
2277 .bsg_request = qla24xx_bsg_request,
2278 .bsg_timeout = qla24xx_bsg_timeout,
2279 };
2280
2281 void
2282 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2283 {
2284 struct qla_hw_data *ha = vha->hw;
2285 u32 speed = FC_PORTSPEED_UNKNOWN;
2286
2287 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2288 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2289 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2290 fc_host_supported_classes(vha->host) = ha->tgt.enable_class_2 ?
2291 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3;
2292 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2293 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2294
2295 if (IS_CNA_CAPABLE(ha))
2296 speed = FC_PORTSPEED_10GBIT;
2297 else if (IS_QLA2031(ha))
2298 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT |
2299 FC_PORTSPEED_4GBIT;
2300 else if (IS_QLA25XX(ha))
2301 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2302 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2303 else if (IS_QLA24XX_TYPE(ha))
2304 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2305 FC_PORTSPEED_1GBIT;
2306 else if (IS_QLA23XX(ha))
2307 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2308 else if (IS_QLAFX00(ha))
2309 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2310 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2311 else if (IS_QLA27XX(ha))
2312 speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT |
2313 FC_PORTSPEED_8GBIT;
2314 else
2315 speed = FC_PORTSPEED_1GBIT;
2316 fc_host_supported_speeds(vha->host) = speed;
2317 }
Linux with added FPC-III support