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Merge tag 'char-misc-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh...
[mirror_ubuntu-artful-kernel.git] / drivers / scsi / qla2xxx / qla_attr.c
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2011 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8
9 #include <linux/kthread.h>
10 #include <linux/vmalloc.h>
11 #include <linux/slab.h>
12 #include <linux/delay.h>
13
14 static int qla24xx_vport_disable(struct fc_vport *, bool);
15
16 /* SYSFS attributes --------------------------------------------------------- */
17
18 static ssize_t
19 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
20 struct bin_attribute *bin_attr,
21 char *buf, loff_t off, size_t count)
22 {
23 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
24 struct device, kobj)));
25 struct qla_hw_data *ha = vha->hw;
26 int rval = 0;
27
28 if (ha->fw_dump_reading == 0)
29 return 0;
30
31 if (IS_QLA82XX(ha)) {
32 if (off < ha->md_template_size) {
33 rval = memory_read_from_buffer(buf, count,
34 &off, ha->md_tmplt_hdr, ha->md_template_size);
35 return rval;
36 }
37 off -= ha->md_template_size;
38 rval = memory_read_from_buffer(buf, count,
39 &off, ha->md_dump, ha->md_dump_size);
40 return rval;
41 } else
42 return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
43 ha->fw_dump_len);
44 }
45
46 static ssize_t
47 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
48 struct bin_attribute *bin_attr,
49 char *buf, loff_t off, size_t count)
50 {
51 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
52 struct device, kobj)));
53 struct qla_hw_data *ha = vha->hw;
54 int reading;
55
56 if (off != 0)
57 return (0);
58
59 reading = simple_strtol(buf, NULL, 10);
60 switch (reading) {
61 case 0:
62 if (!ha->fw_dump_reading)
63 break;
64
65 ql_log(ql_log_info, vha, 0x705d,
66 "Firmware dump cleared on (%ld).\n", vha->host_no);
67
68 if (IS_QLA82XX(vha->hw)) {
69 qla82xx_md_free(vha);
70 qla82xx_md_prep(vha);
71 }
72 ha->fw_dump_reading = 0;
73 ha->fw_dumped = 0;
74 break;
75 case 1:
76 if (ha->fw_dumped && !ha->fw_dump_reading) {
77 ha->fw_dump_reading = 1;
78
79 ql_log(ql_log_info, vha, 0x705e,
80 "Raw firmware dump ready for read on (%ld).\n",
81 vha->host_no);
82 }
83 break;
84 case 2:
85 qla2x00_alloc_fw_dump(vha);
86 break;
87 case 3:
88 if (IS_QLA82XX(ha)) {
89 qla82xx_idc_lock(ha);
90 qla82xx_set_reset_owner(vha);
91 qla82xx_idc_unlock(ha);
92 } else
93 qla2x00_system_error(vha);
94 break;
95 case 4:
96 if (IS_QLA82XX(ha)) {
97 if (ha->md_tmplt_hdr)
98 ql_dbg(ql_dbg_user, vha, 0x705b,
99 "MiniDump supported with this firmware.\n");
100 else
101 ql_dbg(ql_dbg_user, vha, 0x709d,
102 "MiniDump not supported with this firmware.\n");
103 }
104 break;
105 case 5:
106 if (IS_QLA82XX(ha))
107 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
108 break;
109 }
110 return count;
111 }
112
113 static struct bin_attribute sysfs_fw_dump_attr = {
114 .attr = {
115 .name = "fw_dump",
116 .mode = S_IRUSR | S_IWUSR,
117 },
118 .size = 0,
119 .read = qla2x00_sysfs_read_fw_dump,
120 .write = qla2x00_sysfs_write_fw_dump,
121 };
122
123 static ssize_t
124 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
125 struct bin_attribute *bin_attr,
126 char *buf, loff_t off, size_t count)
127 {
128 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
129 struct device, kobj)));
130 struct qla_hw_data *ha = vha->hw;
131
132 if (!capable(CAP_SYS_ADMIN))
133 return 0;
134
135 if (IS_NOCACHE_VPD_TYPE(ha))
136 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
137 ha->nvram_size);
138 return memory_read_from_buffer(buf, count, &off, ha->nvram,
139 ha->nvram_size);
140 }
141
142 static ssize_t
143 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
144 struct bin_attribute *bin_attr,
145 char *buf, loff_t off, size_t count)
146 {
147 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
148 struct device, kobj)));
149 struct qla_hw_data *ha = vha->hw;
150 uint16_t cnt;
151
152 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
153 !ha->isp_ops->write_nvram)
154 return -EINVAL;
155
156 /* Checksum NVRAM. */
157 if (IS_FWI2_CAPABLE(ha)) {
158 uint32_t *iter;
159 uint32_t chksum;
160
161 iter = (uint32_t *)buf;
162 chksum = 0;
163 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++)
164 chksum += le32_to_cpu(*iter++);
165 chksum = ~chksum + 1;
166 *iter = cpu_to_le32(chksum);
167 } else {
168 uint8_t *iter;
169 uint8_t chksum;
170
171 iter = (uint8_t *)buf;
172 chksum = 0;
173 for (cnt = 0; cnt < count - 1; cnt++)
174 chksum += *iter++;
175 chksum = ~chksum + 1;
176 *iter = chksum;
177 }
178
179 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
180 ql_log(ql_log_warn, vha, 0x705f,
181 "HBA not online, failing NVRAM update.\n");
182 return -EAGAIN;
183 }
184
185 /* Write NVRAM. */
186 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count);
187 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base,
188 count);
189
190 ql_dbg(ql_dbg_user, vha, 0x7060,
191 "Setting ISP_ABORT_NEEDED\n");
192 /* NVRAM settings take effect immediately. */
193 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
194 qla2xxx_wake_dpc(vha);
195 qla2x00_wait_for_chip_reset(vha);
196
197 return count;
198 }
199
200 static struct bin_attribute sysfs_nvram_attr = {
201 .attr = {
202 .name = "nvram",
203 .mode = S_IRUSR | S_IWUSR,
204 },
205 .size = 512,
206 .read = qla2x00_sysfs_read_nvram,
207 .write = qla2x00_sysfs_write_nvram,
208 };
209
210 static ssize_t
211 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
212 struct bin_attribute *bin_attr,
213 char *buf, loff_t off, size_t count)
214 {
215 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
216 struct device, kobj)));
217 struct qla_hw_data *ha = vha->hw;
218
219 if (ha->optrom_state != QLA_SREADING)
220 return 0;
221
222 return memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
223 ha->optrom_region_size);
224 }
225
226 static ssize_t
227 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
228 struct bin_attribute *bin_attr,
229 char *buf, loff_t off, size_t count)
230 {
231 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
232 struct device, kobj)));
233 struct qla_hw_data *ha = vha->hw;
234
235 if (ha->optrom_state != QLA_SWRITING)
236 return -EINVAL;
237 if (off > ha->optrom_region_size)
238 return -ERANGE;
239 if (off + count > ha->optrom_region_size)
240 count = ha->optrom_region_size - off;
241
242 memcpy(&ha->optrom_buffer[off], buf, count);
243
244 return count;
245 }
246
247 static struct bin_attribute sysfs_optrom_attr = {
248 .attr = {
249 .name = "optrom",
250 .mode = S_IRUSR | S_IWUSR,
251 },
252 .size = 0,
253 .read = qla2x00_sysfs_read_optrom,
254 .write = qla2x00_sysfs_write_optrom,
255 };
256
257 static ssize_t
258 qla2x00_sysfs_write_optrom_ctl(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 uint32_t start = 0;
267 uint32_t size = ha->optrom_size;
268 int val, valid;
269
270 if (off)
271 return -EINVAL;
272
273 if (unlikely(pci_channel_offline(ha->pdev)))
274 return -EAGAIN;
275
276 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
277 return -EINVAL;
278 if (start > ha->optrom_size)
279 return -EINVAL;
280
281 switch (val) {
282 case 0:
283 if (ha->optrom_state != QLA_SREADING &&
284 ha->optrom_state != QLA_SWRITING)
285 return -EINVAL;
286
287 ha->optrom_state = QLA_SWAITING;
288
289 ql_dbg(ql_dbg_user, vha, 0x7061,
290 "Freeing flash region allocation -- 0x%x bytes.\n",
291 ha->optrom_region_size);
292
293 vfree(ha->optrom_buffer);
294 ha->optrom_buffer = NULL;
295 break;
296 case 1:
297 if (ha->optrom_state != QLA_SWAITING)
298 return -EINVAL;
299
300 ha->optrom_region_start = start;
301 ha->optrom_region_size = start + size > ha->optrom_size ?
302 ha->optrom_size - start : size;
303
304 ha->optrom_state = QLA_SREADING;
305 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
306 if (ha->optrom_buffer == NULL) {
307 ql_log(ql_log_warn, vha, 0x7062,
308 "Unable to allocate memory for optrom retrieval "
309 "(%x).\n", ha->optrom_region_size);
310
311 ha->optrom_state = QLA_SWAITING;
312 return -ENOMEM;
313 }
314
315 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
316 ql_log(ql_log_warn, vha, 0x7063,
317 "HBA not online, failing NVRAM update.\n");
318 return -EAGAIN;
319 }
320
321 ql_dbg(ql_dbg_user, vha, 0x7064,
322 "Reading flash region -- 0x%x/0x%x.\n",
323 ha->optrom_region_start, ha->optrom_region_size);
324
325 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
326 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
327 ha->optrom_region_start, ha->optrom_region_size);
328 break;
329 case 2:
330 if (ha->optrom_state != QLA_SWAITING)
331 return -EINVAL;
332
333 /*
334 * We need to be more restrictive on which FLASH regions are
335 * allowed to be updated via user-space. Regions accessible
336 * via this method include:
337 *
338 * ISP21xx/ISP22xx/ISP23xx type boards:
339 *
340 * 0x000000 -> 0x020000 -- Boot code.
341 *
342 * ISP2322/ISP24xx type boards:
343 *
344 * 0x000000 -> 0x07ffff -- Boot code.
345 * 0x080000 -> 0x0fffff -- Firmware.
346 *
347 * ISP25xx type boards:
348 *
349 * 0x000000 -> 0x07ffff -- Boot code.
350 * 0x080000 -> 0x0fffff -- Firmware.
351 * 0x120000 -> 0x12ffff -- VPD and HBA parameters.
352 */
353 valid = 0;
354 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
355 valid = 1;
356 else if (start == (ha->flt_region_boot * 4) ||
357 start == (ha->flt_region_fw * 4))
358 valid = 1;
359 else if (IS_QLA25XX(ha) || IS_QLA8XXX_TYPE(ha))
360 valid = 1;
361 if (!valid) {
362 ql_log(ql_log_warn, vha, 0x7065,
363 "Invalid start region 0x%x/0x%x.\n", start, size);
364 return -EINVAL;
365 }
366
367 ha->optrom_region_start = start;
368 ha->optrom_region_size = start + size > ha->optrom_size ?
369 ha->optrom_size - start : size;
370
371 ha->optrom_state = QLA_SWRITING;
372 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
373 if (ha->optrom_buffer == NULL) {
374 ql_log(ql_log_warn, vha, 0x7066,
375 "Unable to allocate memory for optrom update "
376 "(%x)\n", ha->optrom_region_size);
377
378 ha->optrom_state = QLA_SWAITING;
379 return -ENOMEM;
380 }
381
382 ql_dbg(ql_dbg_user, vha, 0x7067,
383 "Staging flash region write -- 0x%x/0x%x.\n",
384 ha->optrom_region_start, ha->optrom_region_size);
385
386 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
387 break;
388 case 3:
389 if (ha->optrom_state != QLA_SWRITING)
390 return -EINVAL;
391
392 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
393 ql_log(ql_log_warn, vha, 0x7068,
394 "HBA not online, failing flash update.\n");
395 return -EAGAIN;
396 }
397
398 ql_dbg(ql_dbg_user, vha, 0x7069,
399 "Writing flash region -- 0x%x/0x%x.\n",
400 ha->optrom_region_start, ha->optrom_region_size);
401
402 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
403 ha->optrom_region_start, ha->optrom_region_size);
404 break;
405 default:
406 return -EINVAL;
407 }
408 return count;
409 }
410
411 static struct bin_attribute sysfs_optrom_ctl_attr = {
412 .attr = {
413 .name = "optrom_ctl",
414 .mode = S_IWUSR,
415 },
416 .size = 0,
417 .write = qla2x00_sysfs_write_optrom_ctl,
418 };
419
420 static ssize_t
421 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
422 struct bin_attribute *bin_attr,
423 char *buf, loff_t off, size_t count)
424 {
425 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
426 struct device, kobj)));
427 struct qla_hw_data *ha = vha->hw;
428
429 if (unlikely(pci_channel_offline(ha->pdev)))
430 return -EAGAIN;
431
432 if (!capable(CAP_SYS_ADMIN))
433 return -EINVAL;
434
435 if (IS_NOCACHE_VPD_TYPE(ha))
436 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
437 ha->vpd_size);
438 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
439 }
440
441 static ssize_t
442 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
443 struct bin_attribute *bin_attr,
444 char *buf, loff_t off, size_t count)
445 {
446 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
447 struct device, kobj)));
448 struct qla_hw_data *ha = vha->hw;
449 uint8_t *tmp_data;
450
451 if (unlikely(pci_channel_offline(ha->pdev)))
452 return 0;
453
454 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
455 !ha->isp_ops->write_nvram)
456 return 0;
457
458 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
459 ql_log(ql_log_warn, vha, 0x706a,
460 "HBA not online, failing VPD update.\n");
461 return -EAGAIN;
462 }
463
464 /* Write NVRAM. */
465 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
466 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
467
468 /* Update flash version information for 4Gb & above. */
469 if (!IS_FWI2_CAPABLE(ha))
470 return -EINVAL;
471
472 tmp_data = vmalloc(256);
473 if (!tmp_data) {
474 ql_log(ql_log_warn, vha, 0x706b,
475 "Unable to allocate memory for VPD information update.\n");
476 return -ENOMEM;
477 }
478 ha->isp_ops->get_flash_version(vha, tmp_data);
479 vfree(tmp_data);
480
481 return count;
482 }
483
484 static struct bin_attribute sysfs_vpd_attr = {
485 .attr = {
486 .name = "vpd",
487 .mode = S_IRUSR | S_IWUSR,
488 },
489 .size = 0,
490 .read = qla2x00_sysfs_read_vpd,
491 .write = qla2x00_sysfs_write_vpd,
492 };
493
494 static ssize_t
495 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
496 struct bin_attribute *bin_attr,
497 char *buf, loff_t off, size_t count)
498 {
499 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
500 struct device, kobj)));
501 struct qla_hw_data *ha = vha->hw;
502 uint16_t iter, addr, offset;
503 int rval;
504
505 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
506 return 0;
507
508 if (ha->sfp_data)
509 goto do_read;
510
511 ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
512 &ha->sfp_data_dma);
513 if (!ha->sfp_data) {
514 ql_log(ql_log_warn, vha, 0x706c,
515 "Unable to allocate memory for SFP read-data.\n");
516 return 0;
517 }
518
519 do_read:
520 memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
521 addr = 0xa0;
522 for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE;
523 iter++, offset += SFP_BLOCK_SIZE) {
524 if (iter == 4) {
525 /* Skip to next device address. */
526 addr = 0xa2;
527 offset = 0;
528 }
529
530 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data,
531 addr, offset, SFP_BLOCK_SIZE, 0);
532 if (rval != QLA_SUCCESS) {
533 ql_log(ql_log_warn, vha, 0x706d,
534 "Unable to read SFP data (%x/%x/%x).\n", rval,
535 addr, offset);
536
537 return -EIO;
538 }
539 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
540 buf += SFP_BLOCK_SIZE;
541 }
542
543 return count;
544 }
545
546 static struct bin_attribute sysfs_sfp_attr = {
547 .attr = {
548 .name = "sfp",
549 .mode = S_IRUSR | S_IWUSR,
550 },
551 .size = SFP_DEV_SIZE * 2,
552 .read = qla2x00_sysfs_read_sfp,
553 };
554
555 static ssize_t
556 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
557 struct bin_attribute *bin_attr,
558 char *buf, loff_t off, size_t count)
559 {
560 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
561 struct device, kobj)));
562 struct qla_hw_data *ha = vha->hw;
563 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
564 int type;
565
566 if (off != 0)
567 return -EINVAL;
568
569 type = simple_strtol(buf, NULL, 10);
570 switch (type) {
571 case 0x2025c:
572 ql_log(ql_log_info, vha, 0x706e,
573 "Issuing ISP reset.\n");
574
575 scsi_block_requests(vha->host);
576 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
577 if (IS_QLA82XX(ha)) {
578 qla82xx_idc_lock(ha);
579 qla82xx_set_reset_owner(vha);
580 qla82xx_idc_unlock(ha);
581 }
582 qla2xxx_wake_dpc(vha);
583 qla2x00_wait_for_chip_reset(vha);
584 scsi_unblock_requests(vha->host);
585 break;
586 case 0x2025d:
587 if (!IS_QLA81XX(ha))
588 return -EPERM;
589
590 ql_log(ql_log_info, vha, 0x706f,
591 "Issuing MPI reset.\n");
592
593 /* Make sure FC side is not in reset */
594 qla2x00_wait_for_hba_online(vha);
595
596 /* Issue MPI reset */
597 scsi_block_requests(vha->host);
598 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
599 ql_log(ql_log_warn, vha, 0x7070,
600 "MPI reset failed.\n");
601 scsi_unblock_requests(vha->host);
602 break;
603 case 0x2025e:
604 if (!IS_QLA82XX(ha) || vha != base_vha) {
605 ql_log(ql_log_info, vha, 0x7071,
606 "FCoE ctx reset no supported.\n");
607 return -EPERM;
608 }
609
610 ql_log(ql_log_info, vha, 0x7072,
611 "Issuing FCoE ctx reset.\n");
612 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
613 qla2xxx_wake_dpc(vha);
614 qla2x00_wait_for_fcoe_ctx_reset(vha);
615 break;
616 }
617 return count;
618 }
619
620 static struct bin_attribute sysfs_reset_attr = {
621 .attr = {
622 .name = "reset",
623 .mode = S_IWUSR,
624 },
625 .size = 0,
626 .write = qla2x00_sysfs_write_reset,
627 };
628
629 static ssize_t
630 qla2x00_sysfs_write_edc(struct file *filp, struct kobject *kobj,
631 struct bin_attribute *bin_attr,
632 char *buf, loff_t off, size_t count)
633 {
634 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
635 struct device, kobj)));
636 struct qla_hw_data *ha = vha->hw;
637 uint16_t dev, adr, opt, len;
638 int rval;
639
640 ha->edc_data_len = 0;
641
642 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
643 return -EINVAL;
644
645 if (!ha->edc_data) {
646 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
647 &ha->edc_data_dma);
648 if (!ha->edc_data) {
649 ql_log(ql_log_warn, vha, 0x7073,
650 "Unable to allocate memory for EDC write.\n");
651 return -ENOMEM;
652 }
653 }
654
655 dev = le16_to_cpup((void *)&buf[0]);
656 adr = le16_to_cpup((void *)&buf[2]);
657 opt = le16_to_cpup((void *)&buf[4]);
658 len = le16_to_cpup((void *)&buf[6]);
659
660 if (!(opt & BIT_0))
661 if (len == 0 || len > DMA_POOL_SIZE || len > count - 8)
662 return -EINVAL;
663
664 memcpy(ha->edc_data, &buf[8], len);
665
666 rval = qla2x00_write_sfp(vha, ha->edc_data_dma, ha->edc_data,
667 dev, adr, len, opt);
668 if (rval != QLA_SUCCESS) {
669 ql_log(ql_log_warn, vha, 0x7074,
670 "Unable to write EDC (%x) %02x:%04x:%02x:%02x:%02hhx\n",
671 rval, dev, adr, opt, len, buf[8]);
672 return -EIO;
673 }
674
675 return count;
676 }
677
678 static struct bin_attribute sysfs_edc_attr = {
679 .attr = {
680 .name = "edc",
681 .mode = S_IWUSR,
682 },
683 .size = 0,
684 .write = qla2x00_sysfs_write_edc,
685 };
686
687 static ssize_t
688 qla2x00_sysfs_write_edc_status(struct file *filp, struct kobject *kobj,
689 struct bin_attribute *bin_attr,
690 char *buf, loff_t off, size_t count)
691 {
692 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
693 struct device, kobj)));
694 struct qla_hw_data *ha = vha->hw;
695 uint16_t dev, adr, opt, len;
696 int rval;
697
698 ha->edc_data_len = 0;
699
700 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
701 return -EINVAL;
702
703 if (!ha->edc_data) {
704 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
705 &ha->edc_data_dma);
706 if (!ha->edc_data) {
707 ql_log(ql_log_warn, vha, 0x708c,
708 "Unable to allocate memory for EDC status.\n");
709 return -ENOMEM;
710 }
711 }
712
713 dev = le16_to_cpup((void *)&buf[0]);
714 adr = le16_to_cpup((void *)&buf[2]);
715 opt = le16_to_cpup((void *)&buf[4]);
716 len = le16_to_cpup((void *)&buf[6]);
717
718 if (!(opt & BIT_0))
719 if (len == 0 || len > DMA_POOL_SIZE)
720 return -EINVAL;
721
722 memset(ha->edc_data, 0, len);
723 rval = qla2x00_read_sfp(vha, ha->edc_data_dma, ha->edc_data,
724 dev, adr, len, opt);
725 if (rval != QLA_SUCCESS) {
726 ql_log(ql_log_info, vha, 0x7075,
727 "Unable to write EDC status (%x) %02x:%04x:%02x:%02x.\n",
728 rval, dev, adr, opt, len);
729 return -EIO;
730 }
731
732 ha->edc_data_len = len;
733
734 return count;
735 }
736
737 static ssize_t
738 qla2x00_sysfs_read_edc_status(struct file *filp, struct kobject *kobj,
739 struct bin_attribute *bin_attr,
740 char *buf, loff_t off, size_t count)
741 {
742 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
743 struct device, kobj)));
744 struct qla_hw_data *ha = vha->hw;
745
746 if (!capable(CAP_SYS_ADMIN) || off != 0 || count == 0)
747 return 0;
748
749 if (!ha->edc_data || ha->edc_data_len == 0 || ha->edc_data_len > count)
750 return -EINVAL;
751
752 memcpy(buf, ha->edc_data, ha->edc_data_len);
753
754 return ha->edc_data_len;
755 }
756
757 static struct bin_attribute sysfs_edc_status_attr = {
758 .attr = {
759 .name = "edc_status",
760 .mode = S_IRUSR | S_IWUSR,
761 },
762 .size = 0,
763 .write = qla2x00_sysfs_write_edc_status,
764 .read = qla2x00_sysfs_read_edc_status,
765 };
766
767 static ssize_t
768 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
769 struct bin_attribute *bin_attr,
770 char *buf, loff_t off, size_t count)
771 {
772 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
773 struct device, kobj)));
774 struct qla_hw_data *ha = vha->hw;
775 int rval;
776 uint16_t actual_size;
777
778 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
779 return 0;
780
781 if (ha->xgmac_data)
782 goto do_read;
783
784 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
785 &ha->xgmac_data_dma, GFP_KERNEL);
786 if (!ha->xgmac_data) {
787 ql_log(ql_log_warn, vha, 0x7076,
788 "Unable to allocate memory for XGMAC read-data.\n");
789 return 0;
790 }
791
792 do_read:
793 actual_size = 0;
794 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
795
796 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
797 XGMAC_DATA_SIZE, &actual_size);
798 if (rval != QLA_SUCCESS) {
799 ql_log(ql_log_warn, vha, 0x7077,
800 "Unable to read XGMAC data (%x).\n", rval);
801 count = 0;
802 }
803
804 count = actual_size > count ? count: actual_size;
805 memcpy(buf, ha->xgmac_data, count);
806
807 return count;
808 }
809
810 static struct bin_attribute sysfs_xgmac_stats_attr = {
811 .attr = {
812 .name = "xgmac_stats",
813 .mode = S_IRUSR,
814 },
815 .size = 0,
816 .read = qla2x00_sysfs_read_xgmac_stats,
817 };
818
819 static ssize_t
820 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
821 struct bin_attribute *bin_attr,
822 char *buf, loff_t off, size_t count)
823 {
824 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
825 struct device, kobj)));
826 struct qla_hw_data *ha = vha->hw;
827 int rval;
828 uint16_t actual_size;
829
830 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
831 return 0;
832
833 if (ha->dcbx_tlv)
834 goto do_read;
835
836 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
837 &ha->dcbx_tlv_dma, GFP_KERNEL);
838 if (!ha->dcbx_tlv) {
839 ql_log(ql_log_warn, vha, 0x7078,
840 "Unable to allocate memory for DCBX TLV read-data.\n");
841 return -ENOMEM;
842 }
843
844 do_read:
845 actual_size = 0;
846 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
847
848 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
849 DCBX_TLV_DATA_SIZE);
850 if (rval != QLA_SUCCESS) {
851 ql_log(ql_log_warn, vha, 0x7079,
852 "Unable to read DCBX TLV (%x).\n", rval);
853 return -EIO;
854 }
855
856 memcpy(buf, ha->dcbx_tlv, count);
857
858 return count;
859 }
860
861 static struct bin_attribute sysfs_dcbx_tlv_attr = {
862 .attr = {
863 .name = "dcbx_tlv",
864 .mode = S_IRUSR,
865 },
866 .size = 0,
867 .read = qla2x00_sysfs_read_dcbx_tlv,
868 };
869
870 static struct sysfs_entry {
871 char *name;
872 struct bin_attribute *attr;
873 int is4GBp_only;
874 } bin_file_entries[] = {
875 { "fw_dump", &sysfs_fw_dump_attr, },
876 { "nvram", &sysfs_nvram_attr, },
877 { "optrom", &sysfs_optrom_attr, },
878 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
879 { "vpd", &sysfs_vpd_attr, 1 },
880 { "sfp", &sysfs_sfp_attr, 1 },
881 { "reset", &sysfs_reset_attr, },
882 { "edc", &sysfs_edc_attr, 2 },
883 { "edc_status", &sysfs_edc_status_attr, 2 },
884 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
885 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
886 { NULL },
887 };
888
889 void
890 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
891 {
892 struct Scsi_Host *host = vha->host;
893 struct sysfs_entry *iter;
894 int ret;
895
896 for (iter = bin_file_entries; iter->name; iter++) {
897 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
898 continue;
899 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
900 continue;
901 if (iter->is4GBp_only == 3 && !(IS_QLA8XXX_TYPE(vha->hw)))
902 continue;
903
904 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
905 iter->attr);
906 if (ret)
907 ql_log(ql_log_warn, vha, 0x00f3,
908 "Unable to create sysfs %s binary attribute (%d).\n",
909 iter->name, ret);
910 else
911 ql_dbg(ql_dbg_init, vha, 0x00f4,
912 "Successfully created sysfs %s binary attribure.\n",
913 iter->name);
914 }
915 }
916
917 void
918 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha)
919 {
920 struct Scsi_Host *host = vha->host;
921 struct sysfs_entry *iter;
922 struct qla_hw_data *ha = vha->hw;
923
924 for (iter = bin_file_entries; iter->name; iter++) {
925 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
926 continue;
927 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
928 continue;
929 if (iter->is4GBp_only == 3 && !!(IS_QLA8XXX_TYPE(vha->hw)))
930 continue;
931
932 sysfs_remove_bin_file(&host->shost_gendev.kobj,
933 iter->attr);
934 }
935
936 if (ha->beacon_blink_led == 1)
937 ha->isp_ops->beacon_off(vha);
938 }
939
940 /* Scsi_Host attributes. */
941
942 static ssize_t
943 qla2x00_drvr_version_show(struct device *dev,
944 struct device_attribute *attr, char *buf)
945 {
946 return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
947 }
948
949 static ssize_t
950 qla2x00_fw_version_show(struct device *dev,
951 struct device_attribute *attr, char *buf)
952 {
953 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
954 struct qla_hw_data *ha = vha->hw;
955 char fw_str[128];
956
957 return snprintf(buf, PAGE_SIZE, "%s\n",
958 ha->isp_ops->fw_version_str(vha, fw_str));
959 }
960
961 static ssize_t
962 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
963 char *buf)
964 {
965 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
966 struct qla_hw_data *ha = vha->hw;
967 uint32_t sn;
968
969 if (IS_FWI2_CAPABLE(ha)) {
970 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
971 return snprintf(buf, PAGE_SIZE, "%s\n", buf);
972 }
973
974 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
975 return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
976 sn % 100000);
977 }
978
979 static ssize_t
980 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
981 char *buf)
982 {
983 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
984 return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
985 }
986
987 static ssize_t
988 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
989 char *buf)
990 {
991 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
992 struct qla_hw_data *ha = vha->hw;
993 return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
994 ha->product_id[0], ha->product_id[1], ha->product_id[2],
995 ha->product_id[3]);
996 }
997
998 static ssize_t
999 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
1000 char *buf)
1001 {
1002 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1003 return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
1004 }
1005
1006 static ssize_t
1007 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
1008 char *buf)
1009 {
1010 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1011 return snprintf(buf, PAGE_SIZE, "%s\n",
1012 vha->hw->model_desc ? vha->hw->model_desc : "");
1013 }
1014
1015 static ssize_t
1016 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
1017 char *buf)
1018 {
1019 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1020 char pci_info[30];
1021
1022 return snprintf(buf, PAGE_SIZE, "%s\n",
1023 vha->hw->isp_ops->pci_info_str(vha, pci_info));
1024 }
1025
1026 static ssize_t
1027 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
1028 char *buf)
1029 {
1030 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1031 struct qla_hw_data *ha = vha->hw;
1032 int len = 0;
1033
1034 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1035 atomic_read(&vha->loop_state) == LOOP_DEAD ||
1036 vha->device_flags & DFLG_NO_CABLE)
1037 len = snprintf(buf, PAGE_SIZE, "Link Down\n");
1038 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1039 qla2x00_reset_active(vha))
1040 len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1041 else {
1042 len = snprintf(buf, PAGE_SIZE, "Link Up - ");
1043
1044 switch (ha->current_topology) {
1045 case ISP_CFG_NL:
1046 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1047 break;
1048 case ISP_CFG_FL:
1049 len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1050 break;
1051 case ISP_CFG_N:
1052 len += snprintf(buf + len, PAGE_SIZE-len,
1053 "N_Port to N_Port\n");
1054 break;
1055 case ISP_CFG_F:
1056 len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1057 break;
1058 default:
1059 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1060 break;
1061 }
1062 }
1063 return len;
1064 }
1065
1066 static ssize_t
1067 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1068 char *buf)
1069 {
1070 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1071 int len = 0;
1072
1073 switch (vha->hw->zio_mode) {
1074 case QLA_ZIO_MODE_6:
1075 len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1076 break;
1077 case QLA_ZIO_DISABLED:
1078 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1079 break;
1080 }
1081 return len;
1082 }
1083
1084 static ssize_t
1085 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1086 const char *buf, size_t count)
1087 {
1088 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1089 struct qla_hw_data *ha = vha->hw;
1090 int val = 0;
1091 uint16_t zio_mode;
1092
1093 if (!IS_ZIO_SUPPORTED(ha))
1094 return -ENOTSUPP;
1095
1096 if (sscanf(buf, "%d", &val) != 1)
1097 return -EINVAL;
1098
1099 if (val)
1100 zio_mode = QLA_ZIO_MODE_6;
1101 else
1102 zio_mode = QLA_ZIO_DISABLED;
1103
1104 /* Update per-hba values and queue a reset. */
1105 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1106 ha->zio_mode = zio_mode;
1107 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1108 }
1109 return strlen(buf);
1110 }
1111
1112 static ssize_t
1113 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1114 char *buf)
1115 {
1116 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1117
1118 return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1119 }
1120
1121 static ssize_t
1122 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1123 const char *buf, size_t count)
1124 {
1125 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1126 int val = 0;
1127 uint16_t zio_timer;
1128
1129 if (sscanf(buf, "%d", &val) != 1)
1130 return -EINVAL;
1131 if (val > 25500 || val < 100)
1132 return -ERANGE;
1133
1134 zio_timer = (uint16_t)(val / 100);
1135 vha->hw->zio_timer = zio_timer;
1136
1137 return strlen(buf);
1138 }
1139
1140 static ssize_t
1141 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1142 char *buf)
1143 {
1144 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1145 int len = 0;
1146
1147 if (vha->hw->beacon_blink_led)
1148 len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1149 else
1150 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1151 return len;
1152 }
1153
1154 static ssize_t
1155 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1156 const char *buf, size_t count)
1157 {
1158 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1159 struct qla_hw_data *ha = vha->hw;
1160 int val = 0;
1161 int rval;
1162
1163 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1164 return -EPERM;
1165
1166 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1167 ql_log(ql_log_warn, vha, 0x707a,
1168 "Abort ISP active -- ignoring beacon request.\n");
1169 return -EBUSY;
1170 }
1171
1172 if (sscanf(buf, "%d", &val) != 1)
1173 return -EINVAL;
1174
1175 if (val)
1176 rval = ha->isp_ops->beacon_on(vha);
1177 else
1178 rval = ha->isp_ops->beacon_off(vha);
1179
1180 if (rval != QLA_SUCCESS)
1181 count = 0;
1182
1183 return count;
1184 }
1185
1186 static ssize_t
1187 qla2x00_optrom_bios_version_show(struct device *dev,
1188 struct device_attribute *attr, char *buf)
1189 {
1190 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1191 struct qla_hw_data *ha = vha->hw;
1192 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1193 ha->bios_revision[0]);
1194 }
1195
1196 static ssize_t
1197 qla2x00_optrom_efi_version_show(struct device *dev,
1198 struct device_attribute *attr, char *buf)
1199 {
1200 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1201 struct qla_hw_data *ha = vha->hw;
1202 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1203 ha->efi_revision[0]);
1204 }
1205
1206 static ssize_t
1207 qla2x00_optrom_fcode_version_show(struct device *dev,
1208 struct device_attribute *attr, char *buf)
1209 {
1210 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1211 struct qla_hw_data *ha = vha->hw;
1212 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1213 ha->fcode_revision[0]);
1214 }
1215
1216 static ssize_t
1217 qla2x00_optrom_fw_version_show(struct device *dev,
1218 struct device_attribute *attr, char *buf)
1219 {
1220 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1221 struct qla_hw_data *ha = vha->hw;
1222 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1223 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1224 ha->fw_revision[3]);
1225 }
1226
1227 static ssize_t
1228 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1229 struct device_attribute *attr, char *buf)
1230 {
1231 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1232 struct qla_hw_data *ha = vha->hw;
1233
1234 if (!IS_QLA81XX(ha))
1235 return snprintf(buf, PAGE_SIZE, "\n");
1236
1237 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1238 ha->gold_fw_version[0], ha->gold_fw_version[1],
1239 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1240 }
1241
1242 static ssize_t
1243 qla2x00_total_isp_aborts_show(struct device *dev,
1244 struct device_attribute *attr, char *buf)
1245 {
1246 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1247 struct qla_hw_data *ha = vha->hw;
1248 return snprintf(buf, PAGE_SIZE, "%d\n",
1249 ha->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 snprintf(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 snprintf(buf, PAGE_SIZE, "%u\n",
1269 (uint32_t)ha->cs84xx->op_fw_version);
1270
1271 return snprintf(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))
1282 return snprintf(buf, PAGE_SIZE, "\n");
1283
1284 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1285 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1286 ha->mpi_capabilities);
1287 }
1288
1289 static ssize_t
1290 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1291 char *buf)
1292 {
1293 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1294 struct qla_hw_data *ha = vha->hw;
1295
1296 if (!IS_QLA81XX(ha))
1297 return snprintf(buf, PAGE_SIZE, "\n");
1298
1299 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1300 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1301 }
1302
1303 static ssize_t
1304 qla2x00_flash_block_size_show(struct device *dev,
1305 struct device_attribute *attr, char *buf)
1306 {
1307 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1308 struct qla_hw_data *ha = vha->hw;
1309
1310 return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1311 }
1312
1313 static ssize_t
1314 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1315 char *buf)
1316 {
1317 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1318
1319 if (!IS_QLA8XXX_TYPE(vha->hw))
1320 return snprintf(buf, PAGE_SIZE, "\n");
1321
1322 return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1323 }
1324
1325 static ssize_t
1326 qla2x00_vn_port_mac_address_show(struct device *dev,
1327 struct device_attribute *attr, char *buf)
1328 {
1329 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1330
1331 if (!IS_QLA8XXX_TYPE(vha->hw))
1332 return snprintf(buf, PAGE_SIZE, "\n");
1333
1334 return snprintf(buf, PAGE_SIZE, "%02x:%02x:%02x:%02x:%02x:%02x\n",
1335 vha->fcoe_vn_port_mac[5], vha->fcoe_vn_port_mac[4],
1336 vha->fcoe_vn_port_mac[3], vha->fcoe_vn_port_mac[2],
1337 vha->fcoe_vn_port_mac[1], vha->fcoe_vn_port_mac[0]);
1338 }
1339
1340 static ssize_t
1341 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1342 char *buf)
1343 {
1344 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1345
1346 return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1347 }
1348
1349 static ssize_t
1350 qla2x00_thermal_temp_show(struct device *dev,
1351 struct device_attribute *attr, char *buf)
1352 {
1353 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1354 int rval = QLA_FUNCTION_FAILED;
1355 uint16_t temp, frac;
1356
1357 if (!vha->hw->flags.thermal_supported)
1358 return snprintf(buf, PAGE_SIZE, "\n");
1359
1360 temp = frac = 0;
1361 if (qla2x00_reset_active(vha))
1362 ql_log(ql_log_warn, vha, 0x707b,
1363 "ISP reset active.\n");
1364 else if (!vha->hw->flags.eeh_busy)
1365 rval = qla2x00_get_thermal_temp(vha, &temp, &frac);
1366 if (rval != QLA_SUCCESS)
1367 temp = frac = 0;
1368
1369 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", temp, frac);
1370 }
1371
1372 static ssize_t
1373 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1374 char *buf)
1375 {
1376 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1377 int rval = QLA_FUNCTION_FAILED;
1378 uint16_t state[5];
1379
1380 if (qla2x00_reset_active(vha))
1381 ql_log(ql_log_warn, vha, 0x707c,
1382 "ISP reset active.\n");
1383 else if (!vha->hw->flags.eeh_busy)
1384 rval = qla2x00_get_firmware_state(vha, state);
1385 if (rval != QLA_SUCCESS)
1386 memset(state, -1, sizeof(state));
1387
1388 return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1389 state[1], state[2], state[3], state[4]);
1390 }
1391
1392 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1393 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1394 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1395 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1396 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1397 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1398 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1399 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1400 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1401 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1402 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1403 qla2x00_zio_timer_store);
1404 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1405 qla2x00_beacon_store);
1406 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1407 qla2x00_optrom_bios_version_show, NULL);
1408 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1409 qla2x00_optrom_efi_version_show, NULL);
1410 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1411 qla2x00_optrom_fcode_version_show, NULL);
1412 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1413 NULL);
1414 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1415 qla2x00_optrom_gold_fw_version_show, NULL);
1416 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1417 NULL);
1418 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1419 NULL);
1420 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1421 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1422 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1423 NULL);
1424 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1425 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1426 qla2x00_vn_port_mac_address_show, NULL);
1427 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1428 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1429 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1430
1431 struct device_attribute *qla2x00_host_attrs[] = {
1432 &dev_attr_driver_version,
1433 &dev_attr_fw_version,
1434 &dev_attr_serial_num,
1435 &dev_attr_isp_name,
1436 &dev_attr_isp_id,
1437 &dev_attr_model_name,
1438 &dev_attr_model_desc,
1439 &dev_attr_pci_info,
1440 &dev_attr_link_state,
1441 &dev_attr_zio,
1442 &dev_attr_zio_timer,
1443 &dev_attr_beacon,
1444 &dev_attr_optrom_bios_version,
1445 &dev_attr_optrom_efi_version,
1446 &dev_attr_optrom_fcode_version,
1447 &dev_attr_optrom_fw_version,
1448 &dev_attr_84xx_fw_version,
1449 &dev_attr_total_isp_aborts,
1450 &dev_attr_mpi_version,
1451 &dev_attr_phy_version,
1452 &dev_attr_flash_block_size,
1453 &dev_attr_vlan_id,
1454 &dev_attr_vn_port_mac_address,
1455 &dev_attr_fabric_param,
1456 &dev_attr_fw_state,
1457 &dev_attr_optrom_gold_fw_version,
1458 &dev_attr_thermal_temp,
1459 NULL,
1460 };
1461
1462 /* Host attributes. */
1463
1464 static void
1465 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1466 {
1467 scsi_qla_host_t *vha = shost_priv(shost);
1468
1469 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1470 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1471 }
1472
1473 static void
1474 qla2x00_get_host_speed(struct Scsi_Host *shost)
1475 {
1476 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1477 (shost_priv(shost)))->hw;
1478 u32 speed = FC_PORTSPEED_UNKNOWN;
1479
1480 switch (ha->link_data_rate) {
1481 case PORT_SPEED_1GB:
1482 speed = FC_PORTSPEED_1GBIT;
1483 break;
1484 case PORT_SPEED_2GB:
1485 speed = FC_PORTSPEED_2GBIT;
1486 break;
1487 case PORT_SPEED_4GB:
1488 speed = FC_PORTSPEED_4GBIT;
1489 break;
1490 case PORT_SPEED_8GB:
1491 speed = FC_PORTSPEED_8GBIT;
1492 break;
1493 case PORT_SPEED_10GB:
1494 speed = FC_PORTSPEED_10GBIT;
1495 break;
1496 }
1497 fc_host_speed(shost) = speed;
1498 }
1499
1500 static void
1501 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1502 {
1503 scsi_qla_host_t *vha = shost_priv(shost);
1504 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1505
1506 if (vha->vp_idx) {
1507 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1508 return;
1509 }
1510 switch (vha->hw->current_topology) {
1511 case ISP_CFG_NL:
1512 port_type = FC_PORTTYPE_LPORT;
1513 break;
1514 case ISP_CFG_FL:
1515 port_type = FC_PORTTYPE_NLPORT;
1516 break;
1517 case ISP_CFG_N:
1518 port_type = FC_PORTTYPE_PTP;
1519 break;
1520 case ISP_CFG_F:
1521 port_type = FC_PORTTYPE_NPORT;
1522 break;
1523 }
1524 fc_host_port_type(shost) = port_type;
1525 }
1526
1527 static void
1528 qla2x00_get_starget_node_name(struct scsi_target *starget)
1529 {
1530 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1531 scsi_qla_host_t *vha = shost_priv(host);
1532 fc_port_t *fcport;
1533 u64 node_name = 0;
1534
1535 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1536 if (fcport->rport &&
1537 starget->id == fcport->rport->scsi_target_id) {
1538 node_name = wwn_to_u64(fcport->node_name);
1539 break;
1540 }
1541 }
1542
1543 fc_starget_node_name(starget) = node_name;
1544 }
1545
1546 static void
1547 qla2x00_get_starget_port_name(struct scsi_target *starget)
1548 {
1549 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1550 scsi_qla_host_t *vha = shost_priv(host);
1551 fc_port_t *fcport;
1552 u64 port_name = 0;
1553
1554 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1555 if (fcport->rport &&
1556 starget->id == fcport->rport->scsi_target_id) {
1557 port_name = wwn_to_u64(fcport->port_name);
1558 break;
1559 }
1560 }
1561
1562 fc_starget_port_name(starget) = port_name;
1563 }
1564
1565 static void
1566 qla2x00_get_starget_port_id(struct scsi_target *starget)
1567 {
1568 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1569 scsi_qla_host_t *vha = shost_priv(host);
1570 fc_port_t *fcport;
1571 uint32_t port_id = ~0U;
1572
1573 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1574 if (fcport->rport &&
1575 starget->id == fcport->rport->scsi_target_id) {
1576 port_id = fcport->d_id.b.domain << 16 |
1577 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1578 break;
1579 }
1580 }
1581
1582 fc_starget_port_id(starget) = port_id;
1583 }
1584
1585 static void
1586 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1587 {
1588 if (timeout)
1589 rport->dev_loss_tmo = timeout;
1590 else
1591 rport->dev_loss_tmo = 1;
1592 }
1593
1594 static void
1595 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1596 {
1597 struct Scsi_Host *host = rport_to_shost(rport);
1598 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1599 unsigned long flags;
1600
1601 if (!fcport)
1602 return;
1603
1604 /* Now that the rport has been deleted, set the fcport state to
1605 FCS_DEVICE_DEAD */
1606 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1607
1608 /*
1609 * Transport has effectively 'deleted' the rport, clear
1610 * all local references.
1611 */
1612 spin_lock_irqsave(host->host_lock, flags);
1613 fcport->rport = fcport->drport = NULL;
1614 *((fc_port_t **)rport->dd_data) = NULL;
1615 spin_unlock_irqrestore(host->host_lock, flags);
1616
1617 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1618 return;
1619
1620 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1621 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1622 return;
1623 }
1624 }
1625
1626 static void
1627 qla2x00_terminate_rport_io(struct fc_rport *rport)
1628 {
1629 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1630
1631 if (!fcport)
1632 return;
1633
1634 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1635 return;
1636
1637 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1638 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1639 return;
1640 }
1641 /*
1642 * At this point all fcport's software-states are cleared. Perform any
1643 * final cleanup of firmware resources (PCBs and XCBs).
1644 */
1645 if (fcport->loop_id != FC_NO_LOOP_ID &&
1646 !test_bit(UNLOADING, &fcport->vha->dpc_flags))
1647 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1648 fcport->loop_id, fcport->d_id.b.domain,
1649 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1650 }
1651
1652 static int
1653 qla2x00_issue_lip(struct Scsi_Host *shost)
1654 {
1655 scsi_qla_host_t *vha = shost_priv(shost);
1656
1657 qla2x00_loop_reset(vha);
1658 return 0;
1659 }
1660
1661 static struct fc_host_statistics *
1662 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1663 {
1664 scsi_qla_host_t *vha = shost_priv(shost);
1665 struct qla_hw_data *ha = vha->hw;
1666 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1667 int rval;
1668 struct link_statistics *stats;
1669 dma_addr_t stats_dma;
1670 struct fc_host_statistics *pfc_host_stat;
1671
1672 pfc_host_stat = &ha->fc_host_stat;
1673 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1674
1675 if (test_bit(UNLOADING, &vha->dpc_flags))
1676 goto done;
1677
1678 if (unlikely(pci_channel_offline(ha->pdev)))
1679 goto done;
1680
1681 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1682 if (stats == NULL) {
1683 ql_log(ql_log_warn, vha, 0x707d,
1684 "Failed to allocate memory for stats.\n");
1685 goto done;
1686 }
1687 memset(stats, 0, DMA_POOL_SIZE);
1688
1689 rval = QLA_FUNCTION_FAILED;
1690 if (IS_FWI2_CAPABLE(ha)) {
1691 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1692 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1693 !qla2x00_reset_active(vha) && !ha->dpc_active) {
1694 /* Must be in a 'READY' state for statistics retrieval. */
1695 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1696 stats, stats_dma);
1697 }
1698
1699 if (rval != QLA_SUCCESS)
1700 goto done_free;
1701
1702 pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1703 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1704 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1705 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1706 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1707 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1708 if (IS_FWI2_CAPABLE(ha)) {
1709 pfc_host_stat->lip_count = stats->lip_cnt;
1710 pfc_host_stat->tx_frames = stats->tx_frames;
1711 pfc_host_stat->rx_frames = stats->rx_frames;
1712 pfc_host_stat->dumped_frames = stats->dumped_frames;
1713 pfc_host_stat->nos_count = stats->nos_rcvd;
1714 }
1715 pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20;
1716 pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20;
1717
1718 done_free:
1719 dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1720 done:
1721 return pfc_host_stat;
1722 }
1723
1724 static void
1725 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1726 {
1727 scsi_qla_host_t *vha = shost_priv(shost);
1728
1729 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1730 }
1731
1732 static void
1733 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1734 {
1735 scsi_qla_host_t *vha = shost_priv(shost);
1736
1737 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1738 }
1739
1740 static void
1741 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1742 {
1743 scsi_qla_host_t *vha = shost_priv(shost);
1744 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1745 0xFF, 0xFF, 0xFF, 0xFF};
1746 u64 fabric_name = wwn_to_u64(node_name);
1747
1748 if (vha->device_flags & SWITCH_FOUND)
1749 fabric_name = wwn_to_u64(vha->fabric_node_name);
1750
1751 fc_host_fabric_name(shost) = fabric_name;
1752 }
1753
1754 static void
1755 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1756 {
1757 scsi_qla_host_t *vha = shost_priv(shost);
1758 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1759
1760 if (!base_vha->flags.online) {
1761 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1762 return;
1763 }
1764
1765 switch (atomic_read(&base_vha->loop_state)) {
1766 case LOOP_UPDATE:
1767 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1768 break;
1769 case LOOP_DOWN:
1770 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
1771 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1772 else
1773 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1774 break;
1775 case LOOP_DEAD:
1776 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1777 break;
1778 case LOOP_READY:
1779 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1780 break;
1781 default:
1782 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1783 break;
1784 }
1785 }
1786
1787 static int
1788 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1789 {
1790 int ret = 0;
1791 uint8_t qos = 0;
1792 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1793 scsi_qla_host_t *vha = NULL;
1794 struct qla_hw_data *ha = base_vha->hw;
1795 uint16_t options = 0;
1796 int cnt;
1797 struct req_que *req = ha->req_q_map[0];
1798
1799 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1800 if (ret) {
1801 ql_log(ql_log_warn, vha, 0x707e,
1802 "Vport sanity check failed, status %x\n", ret);
1803 return (ret);
1804 }
1805
1806 vha = qla24xx_create_vhost(fc_vport);
1807 if (vha == NULL) {
1808 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
1809 return FC_VPORT_FAILED;
1810 }
1811 if (disable) {
1812 atomic_set(&vha->vp_state, VP_OFFLINE);
1813 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1814 } else
1815 atomic_set(&vha->vp_state, VP_FAILED);
1816
1817 /* ready to create vport */
1818 ql_log(ql_log_info, vha, 0x7080,
1819 "VP entry id %d assigned.\n", vha->vp_idx);
1820
1821 /* initialized vport states */
1822 atomic_set(&vha->loop_state, LOOP_DOWN);
1823 vha->vp_err_state= VP_ERR_PORTDWN;
1824 vha->vp_prev_err_state= VP_ERR_UNKWN;
1825 /* Check if physical ha port is Up */
1826 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1827 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1828 /* Don't retry or attempt login of this virtual port */
1829 ql_dbg(ql_dbg_user, vha, 0x7081,
1830 "Vport loop state is not UP.\n");
1831 atomic_set(&vha->loop_state, LOOP_DEAD);
1832 if (!disable)
1833 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1834 }
1835
1836 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
1837 if (ha->fw_attributes & BIT_4) {
1838 int prot = 0;
1839 vha->flags.difdix_supported = 1;
1840 ql_dbg(ql_dbg_user, vha, 0x7082,
1841 "Registered for DIF/DIX type 1 and 3 protection.\n");
1842 if (ql2xenabledif == 1)
1843 prot = SHOST_DIX_TYPE0_PROTECTION;
1844 scsi_host_set_prot(vha->host,
1845 prot | SHOST_DIF_TYPE1_PROTECTION
1846 | SHOST_DIF_TYPE2_PROTECTION
1847 | SHOST_DIF_TYPE3_PROTECTION
1848 | SHOST_DIX_TYPE1_PROTECTION
1849 | SHOST_DIX_TYPE2_PROTECTION
1850 | SHOST_DIX_TYPE3_PROTECTION);
1851 scsi_host_set_guard(vha->host, SHOST_DIX_GUARD_CRC);
1852 } else
1853 vha->flags.difdix_supported = 0;
1854 }
1855
1856 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1857 &ha->pdev->dev)) {
1858 ql_dbg(ql_dbg_user, vha, 0x7083,
1859 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
1860 goto vport_create_failed_2;
1861 }
1862
1863 /* initialize attributes */
1864 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1865 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1866 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1867 fc_host_supported_classes(vha->host) =
1868 fc_host_supported_classes(base_vha->host);
1869 fc_host_supported_speeds(vha->host) =
1870 fc_host_supported_speeds(base_vha->host);
1871
1872 qla24xx_vport_disable(fc_vport, disable);
1873
1874 if (ha->flags.cpu_affinity_enabled) {
1875 req = ha->req_q_map[1];
1876 ql_dbg(ql_dbg_multiq, vha, 0xc000,
1877 "Request queue %p attached with "
1878 "VP[%d], cpu affinity =%d\n",
1879 req, vha->vp_idx, ha->flags.cpu_affinity_enabled);
1880 goto vport_queue;
1881 } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1882 goto vport_queue;
1883 /* Create a request queue in QoS mode for the vport */
1884 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1885 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1886 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1887 8) == 0) {
1888 qos = ha->npiv_info[cnt].q_qos;
1889 break;
1890 }
1891 }
1892 if (qos) {
1893 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1894 qos);
1895 if (!ret)
1896 ql_log(ql_log_warn, vha, 0x7084,
1897 "Can't create request queue for VP[%d]\n",
1898 vha->vp_idx);
1899 else {
1900 ql_dbg(ql_dbg_multiq, vha, 0xc001,
1901 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1902 ret, qos, vha->vp_idx);
1903 ql_dbg(ql_dbg_user, vha, 0x7085,
1904 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1905 ret, qos, vha->vp_idx);
1906 req = ha->req_q_map[ret];
1907 }
1908 }
1909
1910 vport_queue:
1911 vha->req = req;
1912 return 0;
1913
1914 vport_create_failed_2:
1915 qla24xx_disable_vp(vha);
1916 qla24xx_deallocate_vp_id(vha);
1917 scsi_host_put(vha->host);
1918 return FC_VPORT_FAILED;
1919 }
1920
1921 static int
1922 qla24xx_vport_delete(struct fc_vport *fc_vport)
1923 {
1924 scsi_qla_host_t *vha = fc_vport->dd_data;
1925 struct qla_hw_data *ha = vha->hw;
1926 uint16_t id = vha->vp_idx;
1927
1928 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1929 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1930 msleep(1000);
1931
1932 qla24xx_disable_vp(vha);
1933
1934 vha->flags.delete_progress = 1;
1935
1936 fc_remove_host(vha->host);
1937
1938 scsi_remove_host(vha->host);
1939
1940 /* Allow timer to run to drain queued items, when removing vp */
1941 qla24xx_deallocate_vp_id(vha);
1942
1943 if (vha->timer_active) {
1944 qla2x00_vp_stop_timer(vha);
1945 ql_dbg(ql_dbg_user, vha, 0x7086,
1946 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
1947 }
1948
1949 /* No pending activities shall be there on the vha now */
1950 if (ql2xextended_error_logging & ql_dbg_user)
1951 msleep(random32()%10); /* Just to see if something falls on
1952 * the net we have placed below */
1953
1954 BUG_ON(atomic_read(&vha->vref_count));
1955
1956 qla2x00_free_fcports(vha);
1957
1958 mutex_lock(&ha->vport_lock);
1959 ha->cur_vport_count--;
1960 clear_bit(vha->vp_idx, ha->vp_idx_map);
1961 mutex_unlock(&ha->vport_lock);
1962
1963 if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
1964 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
1965 ql_log(ql_log_warn, vha, 0x7087,
1966 "Queue delete failed.\n");
1967 }
1968
1969 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
1970 scsi_host_put(vha->host);
1971 return 0;
1972 }
1973
1974 static int
1975 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
1976 {
1977 scsi_qla_host_t *vha = fc_vport->dd_data;
1978
1979 if (disable)
1980 qla24xx_disable_vp(vha);
1981 else
1982 qla24xx_enable_vp(vha);
1983
1984 return 0;
1985 }
1986
1987 struct fc_function_template qla2xxx_transport_functions = {
1988
1989 .show_host_node_name = 1,
1990 .show_host_port_name = 1,
1991 .show_host_supported_classes = 1,
1992 .show_host_supported_speeds = 1,
1993
1994 .get_host_port_id = qla2x00_get_host_port_id,
1995 .show_host_port_id = 1,
1996 .get_host_speed = qla2x00_get_host_speed,
1997 .show_host_speed = 1,
1998 .get_host_port_type = qla2x00_get_host_port_type,
1999 .show_host_port_type = 1,
2000 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2001 .show_host_symbolic_name = 1,
2002 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2003 .show_host_system_hostname = 1,
2004 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2005 .show_host_fabric_name = 1,
2006 .get_host_port_state = qla2x00_get_host_port_state,
2007 .show_host_port_state = 1,
2008
2009 .dd_fcrport_size = sizeof(struct fc_port *),
2010 .show_rport_supported_classes = 1,
2011
2012 .get_starget_node_name = qla2x00_get_starget_node_name,
2013 .show_starget_node_name = 1,
2014 .get_starget_port_name = qla2x00_get_starget_port_name,
2015 .show_starget_port_name = 1,
2016 .get_starget_port_id = qla2x00_get_starget_port_id,
2017 .show_starget_port_id = 1,
2018
2019 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2020 .show_rport_dev_loss_tmo = 1,
2021
2022 .issue_fc_host_lip = qla2x00_issue_lip,
2023 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2024 .terminate_rport_io = qla2x00_terminate_rport_io,
2025 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2026
2027 .vport_create = qla24xx_vport_create,
2028 .vport_disable = qla24xx_vport_disable,
2029 .vport_delete = qla24xx_vport_delete,
2030 .bsg_request = qla24xx_bsg_request,
2031 .bsg_timeout = qla24xx_bsg_timeout,
2032 };
2033
2034 struct fc_function_template qla2xxx_transport_vport_functions = {
2035
2036 .show_host_node_name = 1,
2037 .show_host_port_name = 1,
2038 .show_host_supported_classes = 1,
2039
2040 .get_host_port_id = qla2x00_get_host_port_id,
2041 .show_host_port_id = 1,
2042 .get_host_speed = qla2x00_get_host_speed,
2043 .show_host_speed = 1,
2044 .get_host_port_type = qla2x00_get_host_port_type,
2045 .show_host_port_type = 1,
2046 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2047 .show_host_symbolic_name = 1,
2048 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2049 .show_host_system_hostname = 1,
2050 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2051 .show_host_fabric_name = 1,
2052 .get_host_port_state = qla2x00_get_host_port_state,
2053 .show_host_port_state = 1,
2054
2055 .dd_fcrport_size = sizeof(struct fc_port *),
2056 .show_rport_supported_classes = 1,
2057
2058 .get_starget_node_name = qla2x00_get_starget_node_name,
2059 .show_starget_node_name = 1,
2060 .get_starget_port_name = qla2x00_get_starget_port_name,
2061 .show_starget_port_name = 1,
2062 .get_starget_port_id = qla2x00_get_starget_port_id,
2063 .show_starget_port_id = 1,
2064
2065 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2066 .show_rport_dev_loss_tmo = 1,
2067
2068 .issue_fc_host_lip = qla2x00_issue_lip,
2069 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2070 .terminate_rport_io = qla2x00_terminate_rport_io,
2071 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2072 .bsg_request = qla24xx_bsg_request,
2073 .bsg_timeout = qla24xx_bsg_timeout,
2074 };
2075
2076 void
2077 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2078 {
2079 struct qla_hw_data *ha = vha->hw;
2080 u32 speed = FC_PORTSPEED_UNKNOWN;
2081
2082 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2083 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2084 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2085 fc_host_supported_classes(vha->host) = FC_COS_CLASS3;
2086 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2087 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2088
2089 if (IS_QLA8XXX_TYPE(ha))
2090 speed = FC_PORTSPEED_10GBIT;
2091 else if (IS_QLA25XX(ha))
2092 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2093 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2094 else if (IS_QLA24XX_TYPE(ha))
2095 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2096 FC_PORTSPEED_1GBIT;
2097 else if (IS_QLA23XX(ha))
2098 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2099 else
2100 speed = FC_PORTSPEED_1GBIT;
2101 fc_host_supported_speeds(vha->host) = speed;
2102 }
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