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Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target...
[linux-btrfs-devel.git] / drivers / scsi / qla2xxx / qla_attr.c
bloba31e05f3bfd4f214920b0b7a6ca4ba40b5f47676
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
27 if (ha->fw_dump_reading == 0)
28 return 0;
29
30 return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
31 ha->fw_dump_len);
32 }
33
34 static ssize_t
35 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
36 struct bin_attribute *bin_attr,
37 char *buf, loff_t off, size_t count)
38 {
39 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
40 struct device, kobj)));
41 struct qla_hw_data *ha = vha->hw;
42 int reading;
43
44 if (IS_QLA82XX(ha)) {
45 ql_dbg(ql_dbg_user, vha, 0x705b,
46 "Firmware dump not supported for ISP82xx\n");
47 return count;
48 }
49
50 if (off != 0)
51 return (0);
52
53 reading = simple_strtol(buf, NULL, 10);
54 switch (reading) {
55 case 0:
56 if (!ha->fw_dump_reading)
57 break;
58
59 ql_log(ql_log_info, vha, 0x705d,
60 "Firmware dump cleared on (%ld).\n", vha->host_no);
61
62 ha->fw_dump_reading = 0;
63 ha->fw_dumped = 0;
64 break;
65 case 1:
66 if (ha->fw_dumped && !ha->fw_dump_reading) {
67 ha->fw_dump_reading = 1;
68
69 ql_log(ql_log_info, vha, 0x705e,
70 "Raw firmware dump ready for read on (%ld).\n",
71 vha->host_no);
72 }
73 break;
74 case 2:
75 qla2x00_alloc_fw_dump(vha);
76 break;
77 case 3:
78 qla2x00_system_error(vha);
79 break;
80 }
81 return (count);
82 }
83
84 static struct bin_attribute sysfs_fw_dump_attr = {
85 .attr = {
86 .name = "fw_dump",
87 .mode = S_IRUSR | S_IWUSR,
88 },
89 .size = 0,
90 .read = qla2x00_sysfs_read_fw_dump,
91 .write = qla2x00_sysfs_write_fw_dump,
92 };
93
94 static ssize_t
95 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
96 struct bin_attribute *bin_attr,
97 char *buf, loff_t off, size_t count)
98 {
99 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
100 struct device, kobj)));
101 struct qla_hw_data *ha = vha->hw;
102
103 if (!capable(CAP_SYS_ADMIN))
104 return 0;
105
106 if (IS_NOCACHE_VPD_TYPE(ha))
107 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
108 ha->nvram_size);
109 return memory_read_from_buffer(buf, count, &off, ha->nvram,
110 ha->nvram_size);
111 }
112
113 static ssize_t
114 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
115 struct bin_attribute *bin_attr,
116 char *buf, loff_t off, size_t count)
117 {
118 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
119 struct device, kobj)));
120 struct qla_hw_data *ha = vha->hw;
121 uint16_t cnt;
122
123 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
124 !ha->isp_ops->write_nvram)
125 return 0;
126
127 /* Checksum NVRAM. */
128 if (IS_FWI2_CAPABLE(ha)) {
129 uint32_t *iter;
130 uint32_t chksum;
131
132 iter = (uint32_t *)buf;
133 chksum = 0;
134 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++)
135 chksum += le32_to_cpu(*iter++);
136 chksum = ~chksum + 1;
137 *iter = cpu_to_le32(chksum);
138 } else {
139 uint8_t *iter;
140 uint8_t chksum;
141
142 iter = (uint8_t *)buf;
143 chksum = 0;
144 for (cnt = 0; cnt < count - 1; cnt++)
145 chksum += *iter++;
146 chksum = ~chksum + 1;
147 *iter = chksum;
148 }
149
150 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
151 ql_log(ql_log_warn, vha, 0x705f,
152 "HBA not online, failing NVRAM update.\n");
153 return -EAGAIN;
154 }
155
156 /* Write NVRAM. */
157 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count);
158 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base,
159 count);
160
161 ql_dbg(ql_dbg_user, vha, 0x7060,
162 "Setting ISP_ABORT_NEEDED\n");
163 /* NVRAM settings take effect immediately. */
164 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
165 qla2xxx_wake_dpc(vha);
166 qla2x00_wait_for_chip_reset(vha);
167
168 return (count);
169 }
170
171 static struct bin_attribute sysfs_nvram_attr = {
172 .attr = {
173 .name = "nvram",
174 .mode = S_IRUSR | S_IWUSR,
175 },
176 .size = 512,
177 .read = qla2x00_sysfs_read_nvram,
178 .write = qla2x00_sysfs_write_nvram,
179 };
180
181 static ssize_t
182 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
183 struct bin_attribute *bin_attr,
184 char *buf, loff_t off, size_t count)
185 {
186 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
187 struct device, kobj)));
188 struct qla_hw_data *ha = vha->hw;
189
190 if (ha->optrom_state != QLA_SREADING)
191 return 0;
192
193 return memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
194 ha->optrom_region_size);
195 }
196
197 static ssize_t
198 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
199 struct bin_attribute *bin_attr,
200 char *buf, loff_t off, size_t count)
201 {
202 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
203 struct device, kobj)));
204 struct qla_hw_data *ha = vha->hw;
205
206 if (ha->optrom_state != QLA_SWRITING)
207 return -EINVAL;
208 if (off > ha->optrom_region_size)
209 return -ERANGE;
210 if (off + count > ha->optrom_region_size)
211 count = ha->optrom_region_size - off;
212
213 memcpy(&ha->optrom_buffer[off], buf, count);
214
215 return count;
216 }
217
218 static struct bin_attribute sysfs_optrom_attr = {
219 .attr = {
220 .name = "optrom",
221 .mode = S_IRUSR | S_IWUSR,
222 },
223 .size = 0,
224 .read = qla2x00_sysfs_read_optrom,
225 .write = qla2x00_sysfs_write_optrom,
226 };
227
228 static ssize_t
229 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
230 struct bin_attribute *bin_attr,
231 char *buf, loff_t off, size_t count)
232 {
233 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
234 struct device, kobj)));
235 struct qla_hw_data *ha = vha->hw;
236
237 uint32_t start = 0;
238 uint32_t size = ha->optrom_size;
239 int val, valid;
240
241 if (off)
242 return 0;
243
244 if (unlikely(pci_channel_offline(ha->pdev)))
245 return 0;
246
247 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
248 return -EINVAL;
249 if (start > ha->optrom_size)
250 return -EINVAL;
251
252 switch (val) {
253 case 0:
254 if (ha->optrom_state != QLA_SREADING &&
255 ha->optrom_state != QLA_SWRITING)
256 break;
257
258 ha->optrom_state = QLA_SWAITING;
259
260 ql_dbg(ql_dbg_user, vha, 0x7061,
261 "Freeing flash region allocation -- 0x%x bytes.\n",
262 ha->optrom_region_size);
263
264 vfree(ha->optrom_buffer);
265 ha->optrom_buffer = NULL;
266 break;
267 case 1:
268 if (ha->optrom_state != QLA_SWAITING)
269 break;
270
271 ha->optrom_region_start = start;
272 ha->optrom_region_size = start + size > ha->optrom_size ?
273 ha->optrom_size - start : size;
274
275 ha->optrom_state = QLA_SREADING;
276 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
277 if (ha->optrom_buffer == NULL) {
278 ql_log(ql_log_warn, vha, 0x7062,
279 "Unable to allocate memory for optrom retrieval "
280 "(%x).\n", ha->optrom_region_size);
281
282 ha->optrom_state = QLA_SWAITING;
283 return count;
284 }
285
286 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
287 ql_log(ql_log_warn, vha, 0x7063,
288 "HBA not online, failing NVRAM update.\n");
289 return -EAGAIN;
290 }
291
292 ql_dbg(ql_dbg_user, vha, 0x7064,
293 "Reading flash region -- 0x%x/0x%x.\n",
294 ha->optrom_region_start, ha->optrom_region_size);
295
296 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
297 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
298 ha->optrom_region_start, ha->optrom_region_size);
299 break;
300 case 2:
301 if (ha->optrom_state != QLA_SWAITING)
302 break;
303
304 /*
305 * We need to be more restrictive on which FLASH regions are
306 * allowed to be updated via user-space. Regions accessible
307 * via this method include:
308 *
309 * ISP21xx/ISP22xx/ISP23xx type boards:
310 *
311 * 0x000000 -> 0x020000 -- Boot code.
312 *
313 * ISP2322/ISP24xx type boards:
314 *
315 * 0x000000 -> 0x07ffff -- Boot code.
316 * 0x080000 -> 0x0fffff -- Firmware.
317 *
318 * ISP25xx type boards:
319 *
320 * 0x000000 -> 0x07ffff -- Boot code.
321 * 0x080000 -> 0x0fffff -- Firmware.
322 * 0x120000 -> 0x12ffff -- VPD and HBA parameters.
323 */
324 valid = 0;
325 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
326 valid = 1;
327 else if (start == (ha->flt_region_boot * 4) ||
328 start == (ha->flt_region_fw * 4))
329 valid = 1;
330 else if (IS_QLA25XX(ha) || IS_QLA8XXX_TYPE(ha))
331 valid = 1;
332 if (!valid) {
333 ql_log(ql_log_warn, vha, 0x7065,
334 "Invalid start region 0x%x/0x%x.\n", start, size);
335 return -EINVAL;
336 }
337
338 ha->optrom_region_start = start;
339 ha->optrom_region_size = start + size > ha->optrom_size ?
340 ha->optrom_size - start : size;
341
342 ha->optrom_state = QLA_SWRITING;
343 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
344 if (ha->optrom_buffer == NULL) {
345 ql_log(ql_log_warn, vha, 0x7066,
346 "Unable to allocate memory for optrom update "
347 "(%x)\n", ha->optrom_region_size);
348
349 ha->optrom_state = QLA_SWAITING;
350 return count;
351 }
352
353 ql_dbg(ql_dbg_user, vha, 0x7067,
354 "Staging flash region write -- 0x%x/0x%x.\n",
355 ha->optrom_region_start, ha->optrom_region_size);
356
357 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
358 break;
359 case 3:
360 if (ha->optrom_state != QLA_SWRITING)
361 break;
362
363 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
364 ql_log(ql_log_warn, vha, 0x7068,
365 "HBA not online, failing flash update.\n");
366 return -EAGAIN;
367 }
368
369 ql_dbg(ql_dbg_user, vha, 0x7069,
370 "Writing flash region -- 0x%x/0x%x.\n",
371 ha->optrom_region_start, ha->optrom_region_size);
372
373 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
374 ha->optrom_region_start, ha->optrom_region_size);
375 break;
376 default:
377 count = -EINVAL;
378 }
379 return count;
380 }
381
382 static struct bin_attribute sysfs_optrom_ctl_attr = {
383 .attr = {
384 .name = "optrom_ctl",
385 .mode = S_IWUSR,
386 },
387 .size = 0,
388 .write = qla2x00_sysfs_write_optrom_ctl,
389 };
390
391 static ssize_t
392 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
393 struct bin_attribute *bin_attr,
394 char *buf, loff_t off, size_t count)
395 {
396 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
397 struct device, kobj)));
398 struct qla_hw_data *ha = vha->hw;
399
400 if (unlikely(pci_channel_offline(ha->pdev)))
401 return 0;
402
403 if (!capable(CAP_SYS_ADMIN))
404 return 0;
405
406 if (IS_NOCACHE_VPD_TYPE(ha))
407 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
408 ha->vpd_size);
409 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
410 }
411
412 static ssize_t
413 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
414 struct bin_attribute *bin_attr,
415 char *buf, loff_t off, size_t count)
416 {
417 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
418 struct device, kobj)));
419 struct qla_hw_data *ha = vha->hw;
420 uint8_t *tmp_data;
421
422 if (unlikely(pci_channel_offline(ha->pdev)))
423 return 0;
424
425 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
426 !ha->isp_ops->write_nvram)
427 return 0;
428
429 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
430 ql_log(ql_log_warn, vha, 0x706a,
431 "HBA not online, failing VPD update.\n");
432 return -EAGAIN;
433 }
434
435 /* Write NVRAM. */
436 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
437 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
438
439 /* Update flash version information for 4Gb & above. */
440 if (!IS_FWI2_CAPABLE(ha))
441 goto done;
442
443 tmp_data = vmalloc(256);
444 if (!tmp_data) {
445 ql_log(ql_log_warn, vha, 0x706b,
446 "Unable to allocate memory for VPD information update.\n");
447 goto done;
448 }
449 ha->isp_ops->get_flash_version(vha, tmp_data);
450 vfree(tmp_data);
451 done:
452 return count;
453 }
454
455 static struct bin_attribute sysfs_vpd_attr = {
456 .attr = {
457 .name = "vpd",
458 .mode = S_IRUSR | S_IWUSR,
459 },
460 .size = 0,
461 .read = qla2x00_sysfs_read_vpd,
462 .write = qla2x00_sysfs_write_vpd,
463 };
464
465 static ssize_t
466 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
467 struct bin_attribute *bin_attr,
468 char *buf, loff_t off, size_t count)
469 {
470 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
471 struct device, kobj)));
472 struct qla_hw_data *ha = vha->hw;
473 uint16_t iter, addr, offset;
474 int rval;
475
476 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
477 return 0;
478
479 if (ha->sfp_data)
480 goto do_read;
481
482 ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
483 &ha->sfp_data_dma);
484 if (!ha->sfp_data) {
485 ql_log(ql_log_warn, vha, 0x706c,
486 "Unable to allocate memory for SFP read-data.\n");
487 return 0;
488 }
489
490 do_read:
491 memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
492 addr = 0xa0;
493 for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE;
494 iter++, offset += SFP_BLOCK_SIZE) {
495 if (iter == 4) {
496 /* Skip to next device address. */
497 addr = 0xa2;
498 offset = 0;
499 }
500
501 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data,
502 addr, offset, SFP_BLOCK_SIZE, 0);
503 if (rval != QLA_SUCCESS) {
504 ql_log(ql_log_warn, vha, 0x706d,
505 "Unable to read SFP data (%x/%x/%x).\n", rval,
506 addr, offset);
507
508 count = 0;
509 break;
510 }
511 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
512 buf += SFP_BLOCK_SIZE;
513 }
514
515 return count;
516 }
517
518 static struct bin_attribute sysfs_sfp_attr = {
519 .attr = {
520 .name = "sfp",
521 .mode = S_IRUSR | S_IWUSR,
522 },
523 .size = SFP_DEV_SIZE * 2,
524 .read = qla2x00_sysfs_read_sfp,
525 };
526
527 static ssize_t
528 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
529 struct bin_attribute *bin_attr,
530 char *buf, loff_t off, size_t count)
531 {
532 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
533 struct device, kobj)));
534 struct qla_hw_data *ha = vha->hw;
535 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
536 int type;
537
538 if (off != 0)
539 return 0;
540
541 type = simple_strtol(buf, NULL, 10);
542 switch (type) {
543 case 0x2025c:
544 ql_log(ql_log_info, vha, 0x706e,
545 "Issuing ISP reset.\n");
546
547 scsi_block_requests(vha->host);
548 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
549 qla2xxx_wake_dpc(vha);
550 qla2x00_wait_for_chip_reset(vha);
551 scsi_unblock_requests(vha->host);
552 break;
553 case 0x2025d:
554 if (!IS_QLA81XX(ha))
555 break;
556
557 ql_log(ql_log_info, vha, 0x706f,
558 "Issuing MPI reset.\n");
559
560 /* Make sure FC side is not in reset */
561 qla2x00_wait_for_hba_online(vha);
562
563 /* Issue MPI reset */
564 scsi_block_requests(vha->host);
565 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
566 ql_log(ql_log_warn, vha, 0x7070,
567 "MPI reset failed.\n");
568 scsi_unblock_requests(vha->host);
569 break;
570 case 0x2025e:
571 if (!IS_QLA82XX(ha) || vha != base_vha) {
572 ql_log(ql_log_info, vha, 0x7071,
573 "FCoE ctx reset no supported.\n");
574 return count;
575 }
576
577 ql_log(ql_log_info, vha, 0x7072,
578 "Issuing FCoE ctx reset.\n");
579 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
580 qla2xxx_wake_dpc(vha);
581 qla2x00_wait_for_fcoe_ctx_reset(vha);
582 break;
583 }
584 return count;
585 }
586
587 static struct bin_attribute sysfs_reset_attr = {
588 .attr = {
589 .name = "reset",
590 .mode = S_IWUSR,
591 },
592 .size = 0,
593 .write = qla2x00_sysfs_write_reset,
594 };
595
596 static ssize_t
597 qla2x00_sysfs_write_edc(struct file *filp, struct kobject *kobj,
598 struct bin_attribute *bin_attr,
599 char *buf, loff_t off, size_t count)
600 {
601 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
602 struct device, kobj)));
603 struct qla_hw_data *ha = vha->hw;
604 uint16_t dev, adr, opt, len;
605 int rval;
606
607 ha->edc_data_len = 0;
608
609 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
610 return 0;
611
612 if (!ha->edc_data) {
613 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
614 &ha->edc_data_dma);
615 if (!ha->edc_data) {
616 ql_log(ql_log_warn, vha, 0x7073,
617 "Unable to allocate memory for EDC write.\n");
618 return 0;
619 }
620 }
621
622 dev = le16_to_cpup((void *)&buf[0]);
623 adr = le16_to_cpup((void *)&buf[2]);
624 opt = le16_to_cpup((void *)&buf[4]);
625 len = le16_to_cpup((void *)&buf[6]);
626
627 if (!(opt & BIT_0))
628 if (len == 0 || len > DMA_POOL_SIZE || len > count - 8)
629 return -EINVAL;
630
631 memcpy(ha->edc_data, &buf[8], len);
632
633 rval = qla2x00_write_sfp(vha, ha->edc_data_dma, ha->edc_data,
634 dev, adr, len, opt);
635 if (rval != QLA_SUCCESS) {
636 ql_log(ql_log_warn, vha, 0x7074,
637 "Unable to write EDC (%x) %02x:%04x:%02x:%02x\n",
638 rval, dev, adr, opt, len, buf[8]);
639 return 0;
640 }
641
642 return count;
643 }
644
645 static struct bin_attribute sysfs_edc_attr = {
646 .attr = {
647 .name = "edc",
648 .mode = S_IWUSR,
649 },
650 .size = 0,
651 .write = qla2x00_sysfs_write_edc,
652 };
653
654 static ssize_t
655 qla2x00_sysfs_write_edc_status(struct file *filp, struct kobject *kobj,
656 struct bin_attribute *bin_attr,
657 char *buf, loff_t off, size_t count)
658 {
659 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
660 struct device, kobj)));
661 struct qla_hw_data *ha = vha->hw;
662 uint16_t dev, adr, opt, len;
663 int rval;
664
665 ha->edc_data_len = 0;
666
667 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
668 return 0;
669
670 if (!ha->edc_data) {
671 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
672 &ha->edc_data_dma);
673 if (!ha->edc_data) {
674 ql_log(ql_log_warn, vha, 0x708c,
675 "Unable to allocate memory for EDC status.\n");
676 return 0;
677 }
678 }
679
680 dev = le16_to_cpup((void *)&buf[0]);
681 adr = le16_to_cpup((void *)&buf[2]);
682 opt = le16_to_cpup((void *)&buf[4]);
683 len = le16_to_cpup((void *)&buf[6]);
684
685 if (!(opt & BIT_0))
686 if (len == 0 || len > DMA_POOL_SIZE)
687 return -EINVAL;
688
689 memset(ha->edc_data, 0, len);
690 rval = qla2x00_read_sfp(vha, ha->edc_data_dma, ha->edc_data,
691 dev, adr, len, opt);
692 if (rval != QLA_SUCCESS) {
693 ql_log(ql_log_info, vha, 0x7075,
694 "Unable to write EDC status (%x) %02x:%04x:%02x.\n",
695 rval, dev, adr, opt, len);
696 return 0;
697 }
698
699 ha->edc_data_len = len;
700
701 return count;
702 }
703
704 static ssize_t
705 qla2x00_sysfs_read_edc_status(struct file *filp, struct kobject *kobj,
706 struct bin_attribute *bin_attr,
707 char *buf, loff_t off, size_t count)
708 {
709 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
710 struct device, kobj)));
711 struct qla_hw_data *ha = vha->hw;
712
713 if (!capable(CAP_SYS_ADMIN) || off != 0 || count == 0)
714 return 0;
715
716 if (!ha->edc_data || ha->edc_data_len == 0 || ha->edc_data_len > count)
717 return -EINVAL;
718
719 memcpy(buf, ha->edc_data, ha->edc_data_len);
720
721 return ha->edc_data_len;
722 }
723
724 static struct bin_attribute sysfs_edc_status_attr = {
725 .attr = {
726 .name = "edc_status",
727 .mode = S_IRUSR | S_IWUSR,
728 },
729 .size = 0,
730 .write = qla2x00_sysfs_write_edc_status,
731 .read = qla2x00_sysfs_read_edc_status,
732 };
733
734 static ssize_t
735 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
736 struct bin_attribute *bin_attr,
737 char *buf, loff_t off, size_t count)
738 {
739 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
740 struct device, kobj)));
741 struct qla_hw_data *ha = vha->hw;
742 int rval;
743 uint16_t actual_size;
744
745 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
746 return 0;
747
748 if (ha->xgmac_data)
749 goto do_read;
750
751 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
752 &ha->xgmac_data_dma, GFP_KERNEL);
753 if (!ha->xgmac_data) {
754 ql_log(ql_log_warn, vha, 0x7076,
755 "Unable to allocate memory for XGMAC read-data.\n");
756 return 0;
757 }
758
759 do_read:
760 actual_size = 0;
761 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
762
763 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
764 XGMAC_DATA_SIZE, &actual_size);
765 if (rval != QLA_SUCCESS) {
766 ql_log(ql_log_warn, vha, 0x7077,
767 "Unable to read XGMAC data (%x).\n", rval);
768 count = 0;
769 }
770
771 count = actual_size > count ? count: actual_size;
772 memcpy(buf, ha->xgmac_data, count);
773
774 return count;
775 }
776
777 static struct bin_attribute sysfs_xgmac_stats_attr = {
778 .attr = {
779 .name = "xgmac_stats",
780 .mode = S_IRUSR,
781 },
782 .size = 0,
783 .read = qla2x00_sysfs_read_xgmac_stats,
784 };
785
786 static ssize_t
787 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
788 struct bin_attribute *bin_attr,
789 char *buf, loff_t off, size_t count)
790 {
791 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
792 struct device, kobj)));
793 struct qla_hw_data *ha = vha->hw;
794 int rval;
795 uint16_t actual_size;
796
797 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
798 return 0;
799
800 if (ha->dcbx_tlv)
801 goto do_read;
802
803 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
804 &ha->dcbx_tlv_dma, GFP_KERNEL);
805 if (!ha->dcbx_tlv) {
806 ql_log(ql_log_warn, vha, 0x7078,
807 "Unable to allocate memory for DCBX TLV read-data.\n");
808 return 0;
809 }
810
811 do_read:
812 actual_size = 0;
813 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
814
815 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
816 DCBX_TLV_DATA_SIZE);
817 if (rval != QLA_SUCCESS) {
818 ql_log(ql_log_warn, vha, 0x7079,
819 "Unable to read DCBX TLV (%x).\n", rval);
820 count = 0;
821 }
822
823 memcpy(buf, ha->dcbx_tlv, count);
824
825 return count;
826 }
827
828 static struct bin_attribute sysfs_dcbx_tlv_attr = {
829 .attr = {
830 .name = "dcbx_tlv",
831 .mode = S_IRUSR,
832 },
833 .size = 0,
834 .read = qla2x00_sysfs_read_dcbx_tlv,
835 };
836
837 static struct sysfs_entry {
838 char *name;
839 struct bin_attribute *attr;
840 int is4GBp_only;
841 } bin_file_entries[] = {
842 { "fw_dump", &sysfs_fw_dump_attr, },
843 { "nvram", &sysfs_nvram_attr, },
844 { "optrom", &sysfs_optrom_attr, },
845 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
846 { "vpd", &sysfs_vpd_attr, 1 },
847 { "sfp", &sysfs_sfp_attr, 1 },
848 { "reset", &sysfs_reset_attr, },
849 { "edc", &sysfs_edc_attr, 2 },
850 { "edc_status", &sysfs_edc_status_attr, 2 },
851 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
852 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
853 { NULL },
854 };
855
856 void
857 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
858 {
859 struct Scsi_Host *host = vha->host;
860 struct sysfs_entry *iter;
861 int ret;
862
863 for (iter = bin_file_entries; iter->name; iter++) {
864 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
865 continue;
866 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
867 continue;
868 if (iter->is4GBp_only == 3 && !(IS_QLA8XXX_TYPE(vha->hw)))
869 continue;
870
871 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
872 iter->attr);
873 if (ret)
874 ql_log(ql_log_warn, vha, 0x00f3,
875 "Unable to create sysfs %s binary attribute (%d).\n",
876 iter->name, ret);
877 else
878 ql_dbg(ql_dbg_init, vha, 0x00f4,
879 "Successfully created sysfs %s binary attribure.\n",
880 iter->name);
881 }
882 }
883
884 void
885 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha)
886 {
887 struct Scsi_Host *host = vha->host;
888 struct sysfs_entry *iter;
889 struct qla_hw_data *ha = vha->hw;
890
891 for (iter = bin_file_entries; iter->name; iter++) {
892 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
893 continue;
894 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
895 continue;
896 if (iter->is4GBp_only == 3 && !!(IS_QLA8XXX_TYPE(vha->hw)))
897 continue;
898
899 sysfs_remove_bin_file(&host->shost_gendev.kobj,
900 iter->attr);
901 }
902
903 if (ha->beacon_blink_led == 1)
904 ha->isp_ops->beacon_off(vha);
905 }
906
907 /* Scsi_Host attributes. */
908
909 static ssize_t
910 qla2x00_drvr_version_show(struct device *dev,
911 struct device_attribute *attr, char *buf)
912 {
913 return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
914 }
915
916 static ssize_t
917 qla2x00_fw_version_show(struct device *dev,
918 struct device_attribute *attr, char *buf)
919 {
920 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
921 struct qla_hw_data *ha = vha->hw;
922 char fw_str[128];
923
924 return snprintf(buf, PAGE_SIZE, "%s\n",
925 ha->isp_ops->fw_version_str(vha, fw_str));
926 }
927
928 static ssize_t
929 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
930 char *buf)
931 {
932 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
933 struct qla_hw_data *ha = vha->hw;
934 uint32_t sn;
935
936 if (IS_FWI2_CAPABLE(ha)) {
937 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
938 return snprintf(buf, PAGE_SIZE, "%s\n", buf);
939 }
940
941 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
942 return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
943 sn % 100000);
944 }
945
946 static ssize_t
947 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
948 char *buf)
949 {
950 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
951 return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
952 }
953
954 static ssize_t
955 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
956 char *buf)
957 {
958 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
959 struct qla_hw_data *ha = vha->hw;
960 return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
961 ha->product_id[0], ha->product_id[1], ha->product_id[2],
962 ha->product_id[3]);
963 }
964
965 static ssize_t
966 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
967 char *buf)
968 {
969 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
970 return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
971 }
972
973 static ssize_t
974 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
975 char *buf)
976 {
977 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
978 return snprintf(buf, PAGE_SIZE, "%s\n",
979 vha->hw->model_desc ? vha->hw->model_desc : "");
980 }
981
982 static ssize_t
983 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
984 char *buf)
985 {
986 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
987 char pci_info[30];
988
989 return snprintf(buf, PAGE_SIZE, "%s\n",
990 vha->hw->isp_ops->pci_info_str(vha, pci_info));
991 }
992
993 static ssize_t
994 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
995 char *buf)
996 {
997 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
998 struct qla_hw_data *ha = vha->hw;
999 int len = 0;
1000
1001 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1002 atomic_read(&vha->loop_state) == LOOP_DEAD ||
1003 vha->device_flags & DFLG_NO_CABLE)
1004 len = snprintf(buf, PAGE_SIZE, "Link Down\n");
1005 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1006 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1007 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1008 len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1009 else {
1010 len = snprintf(buf, PAGE_SIZE, "Link Up - ");
1011
1012 switch (ha->current_topology) {
1013 case ISP_CFG_NL:
1014 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1015 break;
1016 case ISP_CFG_FL:
1017 len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1018 break;
1019 case ISP_CFG_N:
1020 len += snprintf(buf + len, PAGE_SIZE-len,
1021 "N_Port to N_Port\n");
1022 break;
1023 case ISP_CFG_F:
1024 len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1025 break;
1026 default:
1027 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1028 break;
1029 }
1030 }
1031 return len;
1032 }
1033
1034 static ssize_t
1035 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1036 char *buf)
1037 {
1038 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1039 int len = 0;
1040
1041 switch (vha->hw->zio_mode) {
1042 case QLA_ZIO_MODE_6:
1043 len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1044 break;
1045 case QLA_ZIO_DISABLED:
1046 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1047 break;
1048 }
1049 return len;
1050 }
1051
1052 static ssize_t
1053 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1054 const char *buf, size_t count)
1055 {
1056 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1057 struct qla_hw_data *ha = vha->hw;
1058 int val = 0;
1059 uint16_t zio_mode;
1060
1061 if (!IS_ZIO_SUPPORTED(ha))
1062 return -ENOTSUPP;
1063
1064 if (sscanf(buf, "%d", &val) != 1)
1065 return -EINVAL;
1066
1067 if (val)
1068 zio_mode = QLA_ZIO_MODE_6;
1069 else
1070 zio_mode = QLA_ZIO_DISABLED;
1071
1072 /* Update per-hba values and queue a reset. */
1073 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1074 ha->zio_mode = zio_mode;
1075 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1076 }
1077 return strlen(buf);
1078 }
1079
1080 static ssize_t
1081 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1082 char *buf)
1083 {
1084 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1085
1086 return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1087 }
1088
1089 static ssize_t
1090 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1091 const char *buf, size_t count)
1092 {
1093 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1094 int val = 0;
1095 uint16_t zio_timer;
1096
1097 if (sscanf(buf, "%d", &val) != 1)
1098 return -EINVAL;
1099 if (val > 25500 || val < 100)
1100 return -ERANGE;
1101
1102 zio_timer = (uint16_t)(val / 100);
1103 vha->hw->zio_timer = zio_timer;
1104
1105 return strlen(buf);
1106 }
1107
1108 static ssize_t
1109 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1110 char *buf)
1111 {
1112 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1113 int len = 0;
1114
1115 if (vha->hw->beacon_blink_led)
1116 len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1117 else
1118 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1119 return len;
1120 }
1121
1122 static ssize_t
1123 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1124 const char *buf, size_t count)
1125 {
1126 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1127 struct qla_hw_data *ha = vha->hw;
1128 int val = 0;
1129 int rval;
1130
1131 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1132 return -EPERM;
1133
1134 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1135 ql_log(ql_log_warn, vha, 0x707a,
1136 "Abort ISP active -- ignoring beacon request.\n");
1137 return -EBUSY;
1138 }
1139
1140 if (sscanf(buf, "%d", &val) != 1)
1141 return -EINVAL;
1142
1143 if (val)
1144 rval = ha->isp_ops->beacon_on(vha);
1145 else
1146 rval = ha->isp_ops->beacon_off(vha);
1147
1148 if (rval != QLA_SUCCESS)
1149 count = 0;
1150
1151 return count;
1152 }
1153
1154 static ssize_t
1155 qla2x00_optrom_bios_version_show(struct device *dev,
1156 struct device_attribute *attr, char *buf)
1157 {
1158 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1159 struct qla_hw_data *ha = vha->hw;
1160 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1161 ha->bios_revision[0]);
1162 }
1163
1164 static ssize_t
1165 qla2x00_optrom_efi_version_show(struct device *dev,
1166 struct device_attribute *attr, char *buf)
1167 {
1168 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1169 struct qla_hw_data *ha = vha->hw;
1170 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1171 ha->efi_revision[0]);
1172 }
1173
1174 static ssize_t
1175 qla2x00_optrom_fcode_version_show(struct device *dev,
1176 struct device_attribute *attr, char *buf)
1177 {
1178 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1179 struct qla_hw_data *ha = vha->hw;
1180 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1181 ha->fcode_revision[0]);
1182 }
1183
1184 static ssize_t
1185 qla2x00_optrom_fw_version_show(struct device *dev,
1186 struct device_attribute *attr, char *buf)
1187 {
1188 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1189 struct qla_hw_data *ha = vha->hw;
1190 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1191 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1192 ha->fw_revision[3]);
1193 }
1194
1195 static ssize_t
1196 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1197 struct device_attribute *attr, char *buf)
1198 {
1199 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1200 struct qla_hw_data *ha = vha->hw;
1201
1202 if (!IS_QLA81XX(ha))
1203 return snprintf(buf, PAGE_SIZE, "\n");
1204
1205 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1206 ha->gold_fw_version[0], ha->gold_fw_version[1],
1207 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1208 }
1209
1210 static ssize_t
1211 qla2x00_total_isp_aborts_show(struct device *dev,
1212 struct device_attribute *attr, char *buf)
1213 {
1214 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1215 struct qla_hw_data *ha = vha->hw;
1216 return snprintf(buf, PAGE_SIZE, "%d\n",
1217 ha->qla_stats.total_isp_aborts);
1218 }
1219
1220 static ssize_t
1221 qla24xx_84xx_fw_version_show(struct device *dev,
1222 struct device_attribute *attr, char *buf)
1223 {
1224 int rval = QLA_SUCCESS;
1225 uint16_t status[2] = {0, 0};
1226 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1227 struct qla_hw_data *ha = vha->hw;
1228
1229 if (!IS_QLA84XX(ha))
1230 return snprintf(buf, PAGE_SIZE, "\n");
1231
1232 if (ha->cs84xx->op_fw_version == 0)
1233 rval = qla84xx_verify_chip(vha, status);
1234
1235 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1236 return snprintf(buf, PAGE_SIZE, "%u\n",
1237 (uint32_t)ha->cs84xx->op_fw_version);
1238
1239 return snprintf(buf, PAGE_SIZE, "\n");
1240 }
1241
1242 static ssize_t
1243 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1244 char *buf)
1245 {
1246 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1247 struct qla_hw_data *ha = vha->hw;
1248
1249 if (!IS_QLA81XX(ha))
1250 return snprintf(buf, PAGE_SIZE, "\n");
1251
1252 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1253 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1254 ha->mpi_capabilities);
1255 }
1256
1257 static ssize_t
1258 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1259 char *buf)
1260 {
1261 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1262 struct qla_hw_data *ha = vha->hw;
1263
1264 if (!IS_QLA81XX(ha))
1265 return snprintf(buf, PAGE_SIZE, "\n");
1266
1267 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1268 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1269 }
1270
1271 static ssize_t
1272 qla2x00_flash_block_size_show(struct device *dev,
1273 struct device_attribute *attr, char *buf)
1274 {
1275 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1276 struct qla_hw_data *ha = vha->hw;
1277
1278 return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1279 }
1280
1281 static ssize_t
1282 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1283 char *buf)
1284 {
1285 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1286
1287 if (!IS_QLA8XXX_TYPE(vha->hw))
1288 return snprintf(buf, PAGE_SIZE, "\n");
1289
1290 return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1291 }
1292
1293 static ssize_t
1294 qla2x00_vn_port_mac_address_show(struct device *dev,
1295 struct device_attribute *attr, char *buf)
1296 {
1297 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1298
1299 if (!IS_QLA8XXX_TYPE(vha->hw))
1300 return snprintf(buf, PAGE_SIZE, "\n");
1301
1302 return snprintf(buf, PAGE_SIZE, "%02x:%02x:%02x:%02x:%02x:%02x\n",
1303 vha->fcoe_vn_port_mac[5], vha->fcoe_vn_port_mac[4],
1304 vha->fcoe_vn_port_mac[3], vha->fcoe_vn_port_mac[2],
1305 vha->fcoe_vn_port_mac[1], vha->fcoe_vn_port_mac[0]);
1306 }
1307
1308 static ssize_t
1309 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1310 char *buf)
1311 {
1312 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1313
1314 return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1315 }
1316
1317 static ssize_t
1318 qla2x00_thermal_temp_show(struct device *dev,
1319 struct device_attribute *attr, char *buf)
1320 {
1321 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1322 int rval = QLA_FUNCTION_FAILED;
1323 uint16_t temp, frac;
1324
1325 if (!vha->hw->flags.thermal_supported)
1326 return snprintf(buf, PAGE_SIZE, "\n");
1327
1328 temp = frac = 0;
1329 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1330 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1331 ql_log(ql_log_warn, vha, 0x707b,
1332 "ISP reset active.\n");
1333 else if (!vha->hw->flags.eeh_busy)
1334 rval = qla2x00_get_thermal_temp(vha, &temp, &frac);
1335 if (rval != QLA_SUCCESS)
1336 temp = frac = 0;
1337
1338 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", temp, frac);
1339 }
1340
1341 static ssize_t
1342 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1343 char *buf)
1344 {
1345 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1346 int rval = QLA_FUNCTION_FAILED;
1347 uint16_t state[5];
1348
1349 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1350 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1351 ql_log(ql_log_warn, vha, 0x707c,
1352 "ISP reset active.\n");
1353 else if (!vha->hw->flags.eeh_busy)
1354 rval = qla2x00_get_firmware_state(vha, state);
1355 if (rval != QLA_SUCCESS)
1356 memset(state, -1, sizeof(state));
1357
1358 return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1359 state[1], state[2], state[3], state[4]);
1360 }
1361
1362 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1363 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1364 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1365 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1366 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1367 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1368 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1369 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1370 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1371 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1372 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1373 qla2x00_zio_timer_store);
1374 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1375 qla2x00_beacon_store);
1376 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1377 qla2x00_optrom_bios_version_show, NULL);
1378 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1379 qla2x00_optrom_efi_version_show, NULL);
1380 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1381 qla2x00_optrom_fcode_version_show, NULL);
1382 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1383 NULL);
1384 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1385 qla2x00_optrom_gold_fw_version_show, NULL);
1386 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1387 NULL);
1388 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1389 NULL);
1390 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1391 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1392 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1393 NULL);
1394 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1395 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1396 qla2x00_vn_port_mac_address_show, NULL);
1397 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1398 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1399 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1400
1401 struct device_attribute *qla2x00_host_attrs[] = {
1402 &dev_attr_driver_version,
1403 &dev_attr_fw_version,
1404 &dev_attr_serial_num,
1405 &dev_attr_isp_name,
1406 &dev_attr_isp_id,
1407 &dev_attr_model_name,
1408 &dev_attr_model_desc,
1409 &dev_attr_pci_info,
1410 &dev_attr_link_state,
1411 &dev_attr_zio,
1412 &dev_attr_zio_timer,
1413 &dev_attr_beacon,
1414 &dev_attr_optrom_bios_version,
1415 &dev_attr_optrom_efi_version,
1416 &dev_attr_optrom_fcode_version,
1417 &dev_attr_optrom_fw_version,
1418 &dev_attr_84xx_fw_version,
1419 &dev_attr_total_isp_aborts,
1420 &dev_attr_mpi_version,
1421 &dev_attr_phy_version,
1422 &dev_attr_flash_block_size,
1423 &dev_attr_vlan_id,
1424 &dev_attr_vn_port_mac_address,
1425 &dev_attr_fabric_param,
1426 &dev_attr_fw_state,
1427 &dev_attr_optrom_gold_fw_version,
1428 &dev_attr_thermal_temp,
1429 NULL,
1430 };
1431
1432 /* Host attributes. */
1433
1434 static void
1435 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1436 {
1437 scsi_qla_host_t *vha = shost_priv(shost);
1438
1439 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1440 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1441 }
1442
1443 static void
1444 qla2x00_get_host_speed(struct Scsi_Host *shost)
1445 {
1446 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1447 (shost_priv(shost)))->hw;
1448 u32 speed = FC_PORTSPEED_UNKNOWN;
1449
1450 switch (ha->link_data_rate) {
1451 case PORT_SPEED_1GB:
1452 speed = FC_PORTSPEED_1GBIT;
1453 break;
1454 case PORT_SPEED_2GB:
1455 speed = FC_PORTSPEED_2GBIT;
1456 break;
1457 case PORT_SPEED_4GB:
1458 speed = FC_PORTSPEED_4GBIT;
1459 break;
1460 case PORT_SPEED_8GB:
1461 speed = FC_PORTSPEED_8GBIT;
1462 break;
1463 case PORT_SPEED_10GB:
1464 speed = FC_PORTSPEED_10GBIT;
1465 break;
1466 }
1467 fc_host_speed(shost) = speed;
1468 }
1469
1470 static void
1471 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1472 {
1473 scsi_qla_host_t *vha = shost_priv(shost);
1474 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1475
1476 if (vha->vp_idx) {
1477 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1478 return;
1479 }
1480 switch (vha->hw->current_topology) {
1481 case ISP_CFG_NL:
1482 port_type = FC_PORTTYPE_LPORT;
1483 break;
1484 case ISP_CFG_FL:
1485 port_type = FC_PORTTYPE_NLPORT;
1486 break;
1487 case ISP_CFG_N:
1488 port_type = FC_PORTTYPE_PTP;
1489 break;
1490 case ISP_CFG_F:
1491 port_type = FC_PORTTYPE_NPORT;
1492 break;
1493 }
1494 fc_host_port_type(shost) = port_type;
1495 }
1496
1497 static void
1498 qla2x00_get_starget_node_name(struct scsi_target *starget)
1499 {
1500 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1501 scsi_qla_host_t *vha = shost_priv(host);
1502 fc_port_t *fcport;
1503 u64 node_name = 0;
1504
1505 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1506 if (fcport->rport &&
1507 starget->id == fcport->rport->scsi_target_id) {
1508 node_name = wwn_to_u64(fcport->node_name);
1509 break;
1510 }
1511 }
1512
1513 fc_starget_node_name(starget) = node_name;
1514 }
1515
1516 static void
1517 qla2x00_get_starget_port_name(struct scsi_target *starget)
1518 {
1519 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1520 scsi_qla_host_t *vha = shost_priv(host);
1521 fc_port_t *fcport;
1522 u64 port_name = 0;
1523
1524 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1525 if (fcport->rport &&
1526 starget->id == fcport->rport->scsi_target_id) {
1527 port_name = wwn_to_u64(fcport->port_name);
1528 break;
1529 }
1530 }
1531
1532 fc_starget_port_name(starget) = port_name;
1533 }
1534
1535 static void
1536 qla2x00_get_starget_port_id(struct scsi_target *starget)
1537 {
1538 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1539 scsi_qla_host_t *vha = shost_priv(host);
1540 fc_port_t *fcport;
1541 uint32_t port_id = ~0U;
1542
1543 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1544 if (fcport->rport &&
1545 starget->id == fcport->rport->scsi_target_id) {
1546 port_id = fcport->d_id.b.domain << 16 |
1547 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1548 break;
1549 }
1550 }
1551
1552 fc_starget_port_id(starget) = port_id;
1553 }
1554
1555 static void
1556 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1557 {
1558 if (timeout)
1559 rport->dev_loss_tmo = timeout;
1560 else
1561 rport->dev_loss_tmo = 1;
1562 }
1563
1564 static void
1565 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1566 {
1567 struct Scsi_Host *host = rport_to_shost(rport);
1568 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1569 unsigned long flags;
1570
1571 if (!fcport)
1572 return;
1573
1574 /* Now that the rport has been deleted, set the fcport state to
1575 FCS_DEVICE_DEAD */
1576 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1577
1578 /*
1579 * Transport has effectively 'deleted' the rport, clear
1580 * all local references.
1581 */
1582 spin_lock_irqsave(host->host_lock, flags);
1583 fcport->rport = fcport->drport = NULL;
1584 *((fc_port_t **)rport->dd_data) = NULL;
1585 spin_unlock_irqrestore(host->host_lock, flags);
1586
1587 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1588 return;
1589
1590 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1591 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1592 return;
1593 }
1594 }
1595
1596 static void
1597 qla2x00_terminate_rport_io(struct fc_rport *rport)
1598 {
1599 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1600
1601 if (!fcport)
1602 return;
1603
1604 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1605 return;
1606
1607 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1608 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1609 return;
1610 }
1611 /*
1612 * At this point all fcport's software-states are cleared. Perform any
1613 * final cleanup of firmware resources (PCBs and XCBs).
1614 */
1615 if (fcport->loop_id != FC_NO_LOOP_ID &&
1616 !test_bit(UNLOADING, &fcport->vha->dpc_flags))
1617 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1618 fcport->loop_id, fcport->d_id.b.domain,
1619 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1620 }
1621
1622 static int
1623 qla2x00_issue_lip(struct Scsi_Host *shost)
1624 {
1625 scsi_qla_host_t *vha = shost_priv(shost);
1626
1627 qla2x00_loop_reset(vha);
1628 return 0;
1629 }
1630
1631 static struct fc_host_statistics *
1632 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1633 {
1634 scsi_qla_host_t *vha = shost_priv(shost);
1635 struct qla_hw_data *ha = vha->hw;
1636 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1637 int rval;
1638 struct link_statistics *stats;
1639 dma_addr_t stats_dma;
1640 struct fc_host_statistics *pfc_host_stat;
1641
1642 pfc_host_stat = &ha->fc_host_stat;
1643 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1644
1645 if (test_bit(UNLOADING, &vha->dpc_flags))
1646 goto done;
1647
1648 if (unlikely(pci_channel_offline(ha->pdev)))
1649 goto done;
1650
1651 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1652 if (stats == NULL) {
1653 ql_log(ql_log_warn, vha, 0x707d,
1654 "Failed to allocate memory for stats.\n");
1655 goto done;
1656 }
1657 memset(stats, 0, DMA_POOL_SIZE);
1658
1659 rval = QLA_FUNCTION_FAILED;
1660 if (IS_FWI2_CAPABLE(ha)) {
1661 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1662 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1663 !test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) &&
1664 !test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
1665 !ha->dpc_active) {
1666 /* Must be in a 'READY' state for statistics retrieval. */
1667 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1668 stats, stats_dma);
1669 }
1670
1671 if (rval != QLA_SUCCESS)
1672 goto done_free;
1673
1674 pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1675 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1676 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1677 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1678 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1679 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1680 if (IS_FWI2_CAPABLE(ha)) {
1681 pfc_host_stat->lip_count = stats->lip_cnt;
1682 pfc_host_stat->tx_frames = stats->tx_frames;
1683 pfc_host_stat->rx_frames = stats->rx_frames;
1684 pfc_host_stat->dumped_frames = stats->dumped_frames;
1685 pfc_host_stat->nos_count = stats->nos_rcvd;
1686 }
1687 pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20;
1688 pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20;
1689
1690 done_free:
1691 dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1692 done:
1693 return pfc_host_stat;
1694 }
1695
1696 static void
1697 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1698 {
1699 scsi_qla_host_t *vha = shost_priv(shost);
1700
1701 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1702 }
1703
1704 static void
1705 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1706 {
1707 scsi_qla_host_t *vha = shost_priv(shost);
1708
1709 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1710 }
1711
1712 static void
1713 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1714 {
1715 scsi_qla_host_t *vha = shost_priv(shost);
1716 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1717 0xFF, 0xFF, 0xFF, 0xFF};
1718 u64 fabric_name = wwn_to_u64(node_name);
1719
1720 if (vha->device_flags & SWITCH_FOUND)
1721 fabric_name = wwn_to_u64(vha->fabric_node_name);
1722
1723 fc_host_fabric_name(shost) = fabric_name;
1724 }
1725
1726 static void
1727 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1728 {
1729 scsi_qla_host_t *vha = shost_priv(shost);
1730 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1731
1732 if (!base_vha->flags.online)
1733 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1734 else if (atomic_read(&base_vha->loop_state) == LOOP_TIMEOUT)
1735 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1736 else
1737 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1738 }
1739
1740 static int
1741 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1742 {
1743 int ret = 0;
1744 uint8_t qos = 0;
1745 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1746 scsi_qla_host_t *vha = NULL;
1747 struct qla_hw_data *ha = base_vha->hw;
1748 uint16_t options = 0;
1749 int cnt;
1750 struct req_que *req = ha->req_q_map[0];
1751
1752 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1753 if (ret) {
1754 ql_log(ql_log_warn, vha, 0x707e,
1755 "Vport sanity check failed, status %x\n", ret);
1756 return (ret);
1757 }
1758
1759 vha = qla24xx_create_vhost(fc_vport);
1760 if (vha == NULL) {
1761 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
1762 return FC_VPORT_FAILED;
1763 }
1764 if (disable) {
1765 atomic_set(&vha->vp_state, VP_OFFLINE);
1766 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1767 } else
1768 atomic_set(&vha->vp_state, VP_FAILED);
1769
1770 /* ready to create vport */
1771 ql_log(ql_log_info, vha, 0x7080,
1772 "VP entry id %d assigned.\n", vha->vp_idx);
1773
1774 /* initialized vport states */
1775 atomic_set(&vha->loop_state, LOOP_DOWN);
1776 vha->vp_err_state= VP_ERR_PORTDWN;
1777 vha->vp_prev_err_state= VP_ERR_UNKWN;
1778 /* Check if physical ha port is Up */
1779 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1780 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1781 /* Don't retry or attempt login of this virtual port */
1782 ql_dbg(ql_dbg_user, vha, 0x7081,
1783 "Vport loop state is not UP.\n");
1784 atomic_set(&vha->loop_state, LOOP_DEAD);
1785 if (!disable)
1786 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1787 }
1788
1789 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
1790 if (ha->fw_attributes & BIT_4) {
1791 int prot = 0;
1792 vha->flags.difdix_supported = 1;
1793 ql_dbg(ql_dbg_user, vha, 0x7082,
1794 "Registered for DIF/DIX type 1 and 3 protection.\n");
1795 if (ql2xenabledif == 1)
1796 prot = SHOST_DIX_TYPE0_PROTECTION;
1797 scsi_host_set_prot(vha->host,
1798 prot | SHOST_DIF_TYPE1_PROTECTION
1799 | SHOST_DIF_TYPE2_PROTECTION
1800 | SHOST_DIF_TYPE3_PROTECTION
1801 | SHOST_DIX_TYPE1_PROTECTION
1802 | SHOST_DIX_TYPE2_PROTECTION
1803 | SHOST_DIX_TYPE3_PROTECTION);
1804 scsi_host_set_guard(vha->host, SHOST_DIX_GUARD_CRC);
1805 } else
1806 vha->flags.difdix_supported = 0;
1807 }
1808
1809 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1810 &ha->pdev->dev)) {
1811 ql_dbg(ql_dbg_user, vha, 0x7083,
1812 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
1813 goto vport_create_failed_2;
1814 }
1815
1816 /* initialize attributes */
1817 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1818 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1819 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1820 fc_host_supported_classes(vha->host) =
1821 fc_host_supported_classes(base_vha->host);
1822 fc_host_supported_speeds(vha->host) =
1823 fc_host_supported_speeds(base_vha->host);
1824
1825 qla24xx_vport_disable(fc_vport, disable);
1826
1827 if (ha->flags.cpu_affinity_enabled) {
1828 req = ha->req_q_map[1];
1829 ql_dbg(ql_dbg_multiq, vha, 0xc000,
1830 "Request queue %p attached with "
1831 "VP[%d], cpu affinity =%d\n",
1832 req, vha->vp_idx, ha->flags.cpu_affinity_enabled);
1833 goto vport_queue;
1834 } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1835 goto vport_queue;
1836 /* Create a request queue in QoS mode for the vport */
1837 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1838 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1839 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1840 8) == 0) {
1841 qos = ha->npiv_info[cnt].q_qos;
1842 break;
1843 }
1844 }
1845 if (qos) {
1846 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1847 qos);
1848 if (!ret)
1849 ql_log(ql_log_warn, vha, 0x7084,
1850 "Can't create request queue for VP[%d]\n",
1851 vha->vp_idx);
1852 else {
1853 ql_dbg(ql_dbg_multiq, vha, 0xc001,
1854 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1855 ret, qos, vha->vp_idx);
1856 ql_dbg(ql_dbg_user, vha, 0x7085,
1857 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1858 ret, qos, vha->vp_idx);
1859 req = ha->req_q_map[ret];
1860 }
1861 }
1862
1863 vport_queue:
1864 vha->req = req;
1865 return 0;
1866
1867 vport_create_failed_2:
1868 qla24xx_disable_vp(vha);
1869 qla24xx_deallocate_vp_id(vha);
1870 scsi_host_put(vha->host);
1871 return FC_VPORT_FAILED;
1872 }
1873
1874 static int
1875 qla24xx_vport_delete(struct fc_vport *fc_vport)
1876 {
1877 scsi_qla_host_t *vha = fc_vport->dd_data;
1878 struct qla_hw_data *ha = vha->hw;
1879 uint16_t id = vha->vp_idx;
1880
1881 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1882 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1883 msleep(1000);
1884
1885 qla24xx_disable_vp(vha);
1886
1887 vha->flags.delete_progress = 1;
1888
1889 fc_remove_host(vha->host);
1890
1891 scsi_remove_host(vha->host);
1892
1893 /* Allow timer to run to drain queued items, when removing vp */
1894 qla24xx_deallocate_vp_id(vha);
1895
1896 if (vha->timer_active) {
1897 qla2x00_vp_stop_timer(vha);
1898 ql_dbg(ql_dbg_user, vha, 0x7086,
1899 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
1900 }
1901
1902 /* No pending activities shall be there on the vha now */
1903 if (ql2xextended_error_logging & ql_dbg_user)
1904 msleep(random32()%10); /* Just to see if something falls on
1905 * the net we have placed below */
1906
1907 BUG_ON(atomic_read(&vha->vref_count));
1908
1909 qla2x00_free_fcports(vha);
1910
1911 mutex_lock(&ha->vport_lock);
1912 ha->cur_vport_count--;
1913 clear_bit(vha->vp_idx, ha->vp_idx_map);
1914 mutex_unlock(&ha->vport_lock);
1915
1916 if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
1917 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
1918 ql_log(ql_log_warn, vha, 0x7087,
1919 "Queue delete failed.\n");
1920 }
1921
1922 scsi_host_put(vha->host);
1923 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
1924 return 0;
1925 }
1926
1927 static int
1928 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
1929 {
1930 scsi_qla_host_t *vha = fc_vport->dd_data;
1931
1932 if (disable)
1933 qla24xx_disable_vp(vha);
1934 else
1935 qla24xx_enable_vp(vha);
1936
1937 return 0;
1938 }
1939
1940 struct fc_function_template qla2xxx_transport_functions = {
1941
1942 .show_host_node_name = 1,
1943 .show_host_port_name = 1,
1944 .show_host_supported_classes = 1,
1945 .show_host_supported_speeds = 1,
1946
1947 .get_host_port_id = qla2x00_get_host_port_id,
1948 .show_host_port_id = 1,
1949 .get_host_speed = qla2x00_get_host_speed,
1950 .show_host_speed = 1,
1951 .get_host_port_type = qla2x00_get_host_port_type,
1952 .show_host_port_type = 1,
1953 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
1954 .show_host_symbolic_name = 1,
1955 .set_host_system_hostname = qla2x00_set_host_system_hostname,
1956 .show_host_system_hostname = 1,
1957 .get_host_fabric_name = qla2x00_get_host_fabric_name,
1958 .show_host_fabric_name = 1,
1959 .get_host_port_state = qla2x00_get_host_port_state,
1960 .show_host_port_state = 1,
1961
1962 .dd_fcrport_size = sizeof(struct fc_port *),
1963 .show_rport_supported_classes = 1,
1964
1965 .get_starget_node_name = qla2x00_get_starget_node_name,
1966 .show_starget_node_name = 1,
1967 .get_starget_port_name = qla2x00_get_starget_port_name,
1968 .show_starget_port_name = 1,
1969 .get_starget_port_id = qla2x00_get_starget_port_id,
1970 .show_starget_port_id = 1,
1971
1972 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
1973 .show_rport_dev_loss_tmo = 1,
1974
1975 .issue_fc_host_lip = qla2x00_issue_lip,
1976 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
1977 .terminate_rport_io = qla2x00_terminate_rport_io,
1978 .get_fc_host_stats = qla2x00_get_fc_host_stats,
1979
1980 .vport_create = qla24xx_vport_create,
1981 .vport_disable = qla24xx_vport_disable,
1982 .vport_delete = qla24xx_vport_delete,
1983 .bsg_request = qla24xx_bsg_request,
1984 .bsg_timeout = qla24xx_bsg_timeout,
1985 };
1986
1987 struct fc_function_template qla2xxx_transport_vport_functions = {
1988
1989 .show_host_node_name = 1,
1990 .show_host_port_name = 1,
1991 .show_host_supported_classes = 1,
1992
1993 .get_host_port_id = qla2x00_get_host_port_id,
1994 .show_host_port_id = 1,
1995 .get_host_speed = qla2x00_get_host_speed,
1996 .show_host_speed = 1,
1997 .get_host_port_type = qla2x00_get_host_port_type,
1998 .show_host_port_type = 1,
1999 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2000 .show_host_symbolic_name = 1,
2001 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2002 .show_host_system_hostname = 1,
2003 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2004 .show_host_fabric_name = 1,
2005 .get_host_port_state = qla2x00_get_host_port_state,
2006 .show_host_port_state = 1,
2007
2008 .dd_fcrport_size = sizeof(struct fc_port *),
2009 .show_rport_supported_classes = 1,
2010
2011 .get_starget_node_name = qla2x00_get_starget_node_name,
2012 .show_starget_node_name = 1,
2013 .get_starget_port_name = qla2x00_get_starget_port_name,
2014 .show_starget_port_name = 1,
2015 .get_starget_port_id = qla2x00_get_starget_port_id,
2016 .show_starget_port_id = 1,
2017
2018 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2019 .show_rport_dev_loss_tmo = 1,
2020
2021 .issue_fc_host_lip = qla2x00_issue_lip,
2022 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2023 .terminate_rport_io = qla2x00_terminate_rport_io,
2024 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2025 .bsg_request = qla24xx_bsg_request,
2026 .bsg_timeout = qla24xx_bsg_timeout,
2027 };
2028
2029 void
2030 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2031 {
2032 struct qla_hw_data *ha = vha->hw;
2033 u32 speed = FC_PORTSPEED_UNKNOWN;
2034
2035 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2036 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2037 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2038 fc_host_supported_classes(vha->host) = FC_COS_CLASS3;
2039 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2040 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2041
2042 if (IS_QLA8XXX_TYPE(ha))
2043 speed = FC_PORTSPEED_10GBIT;
2044 else if (IS_QLA25XX(ha))
2045 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2046 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2047 else if (IS_QLA24XX_TYPE(ha))
2048 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2049 FC_PORTSPEED_1GBIT;
2050 else if (IS_QLA23XX(ha))
2051 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2052 else
2053 speed = FC_PORTSPEED_1GBIT;
2054 fc_host_supported_speeds(vha->host) = speed;
2055 }
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