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ocfs2: fix possible use-after-free with AIO
[linux/fpc-iii.git] / drivers / scsi / qla2xxx / qla_attr.c
blob6465dae5883a9dcb44ddde60b9c5f6f98fafd89b
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 -EINVAL;
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 -ENOMEM;
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:%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.\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 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1040 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1041 len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1042 else {
1043 len = snprintf(buf, PAGE_SIZE, "Link Up - ");
1044
1045 switch (ha->current_topology) {
1046 case ISP_CFG_NL:
1047 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1048 break;
1049 case ISP_CFG_FL:
1050 len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1051 break;
1052 case ISP_CFG_N:
1053 len += snprintf(buf + len, PAGE_SIZE-len,
1054 "N_Port to N_Port\n");
1055 break;
1056 case ISP_CFG_F:
1057 len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1058 break;
1059 default:
1060 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1061 break;
1062 }
1063 }
1064 return len;
1065 }
1066
1067 static ssize_t
1068 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1069 char *buf)
1070 {
1071 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1072 int len = 0;
1073
1074 switch (vha->hw->zio_mode) {
1075 case QLA_ZIO_MODE_6:
1076 len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1077 break;
1078 case QLA_ZIO_DISABLED:
1079 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1080 break;
1081 }
1082 return len;
1083 }
1084
1085 static ssize_t
1086 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1087 const char *buf, size_t count)
1088 {
1089 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1090 struct qla_hw_data *ha = vha->hw;
1091 int val = 0;
1092 uint16_t zio_mode;
1093
1094 if (!IS_ZIO_SUPPORTED(ha))
1095 return -ENOTSUPP;
1096
1097 if (sscanf(buf, "%d", &val) != 1)
1098 return -EINVAL;
1099
1100 if (val)
1101 zio_mode = QLA_ZIO_MODE_6;
1102 else
1103 zio_mode = QLA_ZIO_DISABLED;
1104
1105 /* Update per-hba values and queue a reset. */
1106 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1107 ha->zio_mode = zio_mode;
1108 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1109 }
1110 return strlen(buf);
1111 }
1112
1113 static ssize_t
1114 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1115 char *buf)
1116 {
1117 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1118
1119 return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1120 }
1121
1122 static ssize_t
1123 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1124 const char *buf, size_t count)
1125 {
1126 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1127 int val = 0;
1128 uint16_t zio_timer;
1129
1130 if (sscanf(buf, "%d", &val) != 1)
1131 return -EINVAL;
1132 if (val > 25500 || val < 100)
1133 return -ERANGE;
1134
1135 zio_timer = (uint16_t)(val / 100);
1136 vha->hw->zio_timer = zio_timer;
1137
1138 return strlen(buf);
1139 }
1140
1141 static ssize_t
1142 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1143 char *buf)
1144 {
1145 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1146 int len = 0;
1147
1148 if (vha->hw->beacon_blink_led)
1149 len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1150 else
1151 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1152 return len;
1153 }
1154
1155 static ssize_t
1156 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1157 const char *buf, size_t count)
1158 {
1159 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1160 struct qla_hw_data *ha = vha->hw;
1161 int val = 0;
1162 int rval;
1163
1164 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1165 return -EPERM;
1166
1167 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1168 ql_log(ql_log_warn, vha, 0x707a,
1169 "Abort ISP active -- ignoring beacon request.\n");
1170 return -EBUSY;
1171 }
1172
1173 if (sscanf(buf, "%d", &val) != 1)
1174 return -EINVAL;
1175
1176 if (val)
1177 rval = ha->isp_ops->beacon_on(vha);
1178 else
1179 rval = ha->isp_ops->beacon_off(vha);
1180
1181 if (rval != QLA_SUCCESS)
1182 count = 0;
1183
1184 return count;
1185 }
1186
1187 static ssize_t
1188 qla2x00_optrom_bios_version_show(struct device *dev,
1189 struct device_attribute *attr, char *buf)
1190 {
1191 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1192 struct qla_hw_data *ha = vha->hw;
1193 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1194 ha->bios_revision[0]);
1195 }
1196
1197 static ssize_t
1198 qla2x00_optrom_efi_version_show(struct device *dev,
1199 struct device_attribute *attr, char *buf)
1200 {
1201 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1202 struct qla_hw_data *ha = vha->hw;
1203 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1204 ha->efi_revision[0]);
1205 }
1206
1207 static ssize_t
1208 qla2x00_optrom_fcode_version_show(struct device *dev,
1209 struct device_attribute *attr, char *buf)
1210 {
1211 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1212 struct qla_hw_data *ha = vha->hw;
1213 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1214 ha->fcode_revision[0]);
1215 }
1216
1217 static ssize_t
1218 qla2x00_optrom_fw_version_show(struct device *dev,
1219 struct device_attribute *attr, char *buf)
1220 {
1221 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1222 struct qla_hw_data *ha = vha->hw;
1223 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1224 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1225 ha->fw_revision[3]);
1226 }
1227
1228 static ssize_t
1229 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1230 struct device_attribute *attr, char *buf)
1231 {
1232 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1233 struct qla_hw_data *ha = vha->hw;
1234
1235 if (!IS_QLA81XX(ha))
1236 return snprintf(buf, PAGE_SIZE, "\n");
1237
1238 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1239 ha->gold_fw_version[0], ha->gold_fw_version[1],
1240 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1241 }
1242
1243 static ssize_t
1244 qla2x00_total_isp_aborts_show(struct device *dev,
1245 struct device_attribute *attr, char *buf)
1246 {
1247 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1248 struct qla_hw_data *ha = vha->hw;
1249 return snprintf(buf, PAGE_SIZE, "%d\n",
1250 ha->qla_stats.total_isp_aborts);
1251 }
1252
1253 static ssize_t
1254 qla24xx_84xx_fw_version_show(struct device *dev,
1255 struct device_attribute *attr, char *buf)
1256 {
1257 int rval = QLA_SUCCESS;
1258 uint16_t status[2] = {0, 0};
1259 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1260 struct qla_hw_data *ha = vha->hw;
1261
1262 if (!IS_QLA84XX(ha))
1263 return snprintf(buf, PAGE_SIZE, "\n");
1264
1265 if (ha->cs84xx->op_fw_version == 0)
1266 rval = qla84xx_verify_chip(vha, status);
1267
1268 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1269 return snprintf(buf, PAGE_SIZE, "%u\n",
1270 (uint32_t)ha->cs84xx->op_fw_version);
1271
1272 return snprintf(buf, PAGE_SIZE, "\n");
1273 }
1274
1275 static ssize_t
1276 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1277 char *buf)
1278 {
1279 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1280 struct qla_hw_data *ha = vha->hw;
1281
1282 if (!IS_QLA81XX(ha))
1283 return snprintf(buf, PAGE_SIZE, "\n");
1284
1285 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1286 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1287 ha->mpi_capabilities);
1288 }
1289
1290 static ssize_t
1291 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1292 char *buf)
1293 {
1294 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1295 struct qla_hw_data *ha = vha->hw;
1296
1297 if (!IS_QLA81XX(ha))
1298 return snprintf(buf, PAGE_SIZE, "\n");
1299
1300 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1301 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1302 }
1303
1304 static ssize_t
1305 qla2x00_flash_block_size_show(struct device *dev,
1306 struct device_attribute *attr, char *buf)
1307 {
1308 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1309 struct qla_hw_data *ha = vha->hw;
1310
1311 return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1312 }
1313
1314 static ssize_t
1315 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1316 char *buf)
1317 {
1318 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1319
1320 if (!IS_QLA8XXX_TYPE(vha->hw))
1321 return snprintf(buf, PAGE_SIZE, "\n");
1322
1323 return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1324 }
1325
1326 static ssize_t
1327 qla2x00_vn_port_mac_address_show(struct device *dev,
1328 struct device_attribute *attr, char *buf)
1329 {
1330 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1331
1332 if (!IS_QLA8XXX_TYPE(vha->hw))
1333 return snprintf(buf, PAGE_SIZE, "\n");
1334
1335 return snprintf(buf, PAGE_SIZE, "%02x:%02x:%02x:%02x:%02x:%02x\n",
1336 vha->fcoe_vn_port_mac[5], vha->fcoe_vn_port_mac[4],
1337 vha->fcoe_vn_port_mac[3], vha->fcoe_vn_port_mac[2],
1338 vha->fcoe_vn_port_mac[1], vha->fcoe_vn_port_mac[0]);
1339 }
1340
1341 static ssize_t
1342 qla2x00_fabric_param_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
1347 return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1348 }
1349
1350 static ssize_t
1351 qla2x00_thermal_temp_show(struct device *dev,
1352 struct device_attribute *attr, char *buf)
1353 {
1354 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1355 int rval = QLA_FUNCTION_FAILED;
1356 uint16_t temp, frac;
1357
1358 if (!vha->hw->flags.thermal_supported)
1359 return snprintf(buf, PAGE_SIZE, "\n");
1360
1361 temp = frac = 0;
1362 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1363 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1364 ql_log(ql_log_warn, vha, 0x707b,
1365 "ISP reset active.\n");
1366 else if (!vha->hw->flags.eeh_busy)
1367 rval = qla2x00_get_thermal_temp(vha, &temp, &frac);
1368 if (rval != QLA_SUCCESS)
1369 temp = frac = 0;
1370
1371 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", temp, frac);
1372 }
1373
1374 static ssize_t
1375 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1376 char *buf)
1377 {
1378 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1379 int rval = QLA_FUNCTION_FAILED;
1380 uint16_t state[5];
1381
1382 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1383 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1384 ql_log(ql_log_warn, vha, 0x707c,
1385 "ISP reset active.\n");
1386 else if (!vha->hw->flags.eeh_busy)
1387 rval = qla2x00_get_firmware_state(vha, state);
1388 if (rval != QLA_SUCCESS)
1389 memset(state, -1, sizeof(state));
1390
1391 return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1392 state[1], state[2], state[3], state[4]);
1393 }
1394
1395 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1396 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1397 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1398 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1399 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1400 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1401 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1402 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1403 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1404 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1405 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1406 qla2x00_zio_timer_store);
1407 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1408 qla2x00_beacon_store);
1409 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1410 qla2x00_optrom_bios_version_show, NULL);
1411 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1412 qla2x00_optrom_efi_version_show, NULL);
1413 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1414 qla2x00_optrom_fcode_version_show, NULL);
1415 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1416 NULL);
1417 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1418 qla2x00_optrom_gold_fw_version_show, NULL);
1419 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1420 NULL);
1421 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1422 NULL);
1423 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1424 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1425 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1426 NULL);
1427 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1428 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1429 qla2x00_vn_port_mac_address_show, NULL);
1430 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1431 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1432 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1433
1434 struct device_attribute *qla2x00_host_attrs[] = {
1435 &dev_attr_driver_version,
1436 &dev_attr_fw_version,
1437 &dev_attr_serial_num,
1438 &dev_attr_isp_name,
1439 &dev_attr_isp_id,
1440 &dev_attr_model_name,
1441 &dev_attr_model_desc,
1442 &dev_attr_pci_info,
1443 &dev_attr_link_state,
1444 &dev_attr_zio,
1445 &dev_attr_zio_timer,
1446 &dev_attr_beacon,
1447 &dev_attr_optrom_bios_version,
1448 &dev_attr_optrom_efi_version,
1449 &dev_attr_optrom_fcode_version,
1450 &dev_attr_optrom_fw_version,
1451 &dev_attr_84xx_fw_version,
1452 &dev_attr_total_isp_aborts,
1453 &dev_attr_mpi_version,
1454 &dev_attr_phy_version,
1455 &dev_attr_flash_block_size,
1456 &dev_attr_vlan_id,
1457 &dev_attr_vn_port_mac_address,
1458 &dev_attr_fabric_param,
1459 &dev_attr_fw_state,
1460 &dev_attr_optrom_gold_fw_version,
1461 &dev_attr_thermal_temp,
1462 NULL,
1463 };
1464
1465 /* Host attributes. */
1466
1467 static void
1468 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1469 {
1470 scsi_qla_host_t *vha = shost_priv(shost);
1471
1472 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1473 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1474 }
1475
1476 static void
1477 qla2x00_get_host_speed(struct Scsi_Host *shost)
1478 {
1479 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1480 (shost_priv(shost)))->hw;
1481 u32 speed = FC_PORTSPEED_UNKNOWN;
1482
1483 switch (ha->link_data_rate) {
1484 case PORT_SPEED_1GB:
1485 speed = FC_PORTSPEED_1GBIT;
1486 break;
1487 case PORT_SPEED_2GB:
1488 speed = FC_PORTSPEED_2GBIT;
1489 break;
1490 case PORT_SPEED_4GB:
1491 speed = FC_PORTSPEED_4GBIT;
1492 break;
1493 case PORT_SPEED_8GB:
1494 speed = FC_PORTSPEED_8GBIT;
1495 break;
1496 case PORT_SPEED_10GB:
1497 speed = FC_PORTSPEED_10GBIT;
1498 break;
1499 }
1500 fc_host_speed(shost) = speed;
1501 }
1502
1503 static void
1504 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1505 {
1506 scsi_qla_host_t *vha = shost_priv(shost);
1507 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1508
1509 if (vha->vp_idx) {
1510 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1511 return;
1512 }
1513 switch (vha->hw->current_topology) {
1514 case ISP_CFG_NL:
1515 port_type = FC_PORTTYPE_LPORT;
1516 break;
1517 case ISP_CFG_FL:
1518 port_type = FC_PORTTYPE_NLPORT;
1519 break;
1520 case ISP_CFG_N:
1521 port_type = FC_PORTTYPE_PTP;
1522 break;
1523 case ISP_CFG_F:
1524 port_type = FC_PORTTYPE_NPORT;
1525 break;
1526 }
1527 fc_host_port_type(shost) = port_type;
1528 }
1529
1530 static void
1531 qla2x00_get_starget_node_name(struct scsi_target *starget)
1532 {
1533 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1534 scsi_qla_host_t *vha = shost_priv(host);
1535 fc_port_t *fcport;
1536 u64 node_name = 0;
1537
1538 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1539 if (fcport->rport &&
1540 starget->id == fcport->rport->scsi_target_id) {
1541 node_name = wwn_to_u64(fcport->node_name);
1542 break;
1543 }
1544 }
1545
1546 fc_starget_node_name(starget) = node_name;
1547 }
1548
1549 static void
1550 qla2x00_get_starget_port_name(struct scsi_target *starget)
1551 {
1552 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1553 scsi_qla_host_t *vha = shost_priv(host);
1554 fc_port_t *fcport;
1555 u64 port_name = 0;
1556
1557 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1558 if (fcport->rport &&
1559 starget->id == fcport->rport->scsi_target_id) {
1560 port_name = wwn_to_u64(fcport->port_name);
1561 break;
1562 }
1563 }
1564
1565 fc_starget_port_name(starget) = port_name;
1566 }
1567
1568 static void
1569 qla2x00_get_starget_port_id(struct scsi_target *starget)
1570 {
1571 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1572 scsi_qla_host_t *vha = shost_priv(host);
1573 fc_port_t *fcport;
1574 uint32_t port_id = ~0U;
1575
1576 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1577 if (fcport->rport &&
1578 starget->id == fcport->rport->scsi_target_id) {
1579 port_id = fcport->d_id.b.domain << 16 |
1580 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1581 break;
1582 }
1583 }
1584
1585 fc_starget_port_id(starget) = port_id;
1586 }
1587
1588 static void
1589 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1590 {
1591 if (timeout)
1592 rport->dev_loss_tmo = timeout;
1593 else
1594 rport->dev_loss_tmo = 1;
1595 }
1596
1597 static void
1598 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1599 {
1600 struct Scsi_Host *host = rport_to_shost(rport);
1601 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1602 unsigned long flags;
1603
1604 if (!fcport)
1605 return;
1606
1607 /* Now that the rport has been deleted, set the fcport state to
1608 FCS_DEVICE_DEAD */
1609 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1610
1611 /*
1612 * Transport has effectively 'deleted' the rport, clear
1613 * all local references.
1614 */
1615 spin_lock_irqsave(host->host_lock, flags);
1616 fcport->rport = fcport->drport = NULL;
1617 *((fc_port_t **)rport->dd_data) = NULL;
1618 spin_unlock_irqrestore(host->host_lock, flags);
1619
1620 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1621 return;
1622
1623 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1624 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1625 return;
1626 }
1627 }
1628
1629 static void
1630 qla2x00_terminate_rport_io(struct fc_rport *rport)
1631 {
1632 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1633
1634 if (!fcport)
1635 return;
1636
1637 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1638 return;
1639
1640 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1641 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1642 return;
1643 }
1644 /*
1645 * At this point all fcport's software-states are cleared. Perform any
1646 * final cleanup of firmware resources (PCBs and XCBs).
1647 */
1648 if (fcport->loop_id != FC_NO_LOOP_ID &&
1649 !test_bit(UNLOADING, &fcport->vha->dpc_flags))
1650 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1651 fcport->loop_id, fcport->d_id.b.domain,
1652 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1653 }
1654
1655 static int
1656 qla2x00_issue_lip(struct Scsi_Host *shost)
1657 {
1658 scsi_qla_host_t *vha = shost_priv(shost);
1659
1660 qla2x00_loop_reset(vha);
1661 return 0;
1662 }
1663
1664 static struct fc_host_statistics *
1665 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1666 {
1667 scsi_qla_host_t *vha = shost_priv(shost);
1668 struct qla_hw_data *ha = vha->hw;
1669 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1670 int rval;
1671 struct link_statistics *stats;
1672 dma_addr_t stats_dma;
1673 struct fc_host_statistics *pfc_host_stat;
1674
1675 pfc_host_stat = &ha->fc_host_stat;
1676 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1677
1678 if (test_bit(UNLOADING, &vha->dpc_flags))
1679 goto done;
1680
1681 if (unlikely(pci_channel_offline(ha->pdev)))
1682 goto done;
1683
1684 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1685 if (stats == NULL) {
1686 ql_log(ql_log_warn, vha, 0x707d,
1687 "Failed to allocate memory for stats.\n");
1688 goto done;
1689 }
1690 memset(stats, 0, DMA_POOL_SIZE);
1691
1692 rval = QLA_FUNCTION_FAILED;
1693 if (IS_FWI2_CAPABLE(ha)) {
1694 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1695 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1696 !test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) &&
1697 !test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
1698 !ha->dpc_active) {
1699 /* Must be in a 'READY' state for statistics retrieval. */
1700 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1701 stats, stats_dma);
1702 }
1703
1704 if (rval != QLA_SUCCESS)
1705 goto done_free;
1706
1707 pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1708 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1709 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1710 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1711 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1712 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1713 if (IS_FWI2_CAPABLE(ha)) {
1714 pfc_host_stat->lip_count = stats->lip_cnt;
1715 pfc_host_stat->tx_frames = stats->tx_frames;
1716 pfc_host_stat->rx_frames = stats->rx_frames;
1717 pfc_host_stat->dumped_frames = stats->dumped_frames;
1718 pfc_host_stat->nos_count = stats->nos_rcvd;
1719 }
1720 pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20;
1721 pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20;
1722
1723 done_free:
1724 dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1725 done:
1726 return pfc_host_stat;
1727 }
1728
1729 static void
1730 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1731 {
1732 scsi_qla_host_t *vha = shost_priv(shost);
1733
1734 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1735 }
1736
1737 static void
1738 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1739 {
1740 scsi_qla_host_t *vha = shost_priv(shost);
1741
1742 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1743 }
1744
1745 static void
1746 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1747 {
1748 scsi_qla_host_t *vha = shost_priv(shost);
1749 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1750 0xFF, 0xFF, 0xFF, 0xFF};
1751 u64 fabric_name = wwn_to_u64(node_name);
1752
1753 if (vha->device_flags & SWITCH_FOUND)
1754 fabric_name = wwn_to_u64(vha->fabric_node_name);
1755
1756 fc_host_fabric_name(shost) = fabric_name;
1757 }
1758
1759 static void
1760 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1761 {
1762 scsi_qla_host_t *vha = shost_priv(shost);
1763 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1764
1765 if (!base_vha->flags.online) {
1766 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1767 return;
1768 }
1769
1770 switch (atomic_read(&base_vha->loop_state)) {
1771 case LOOP_UPDATE:
1772 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1773 break;
1774 case LOOP_DOWN:
1775 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
1776 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1777 else
1778 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1779 break;
1780 case LOOP_DEAD:
1781 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1782 break;
1783 case LOOP_READY:
1784 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1785 break;
1786 default:
1787 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1788 break;
1789 }
1790 }
1791
1792 static int
1793 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1794 {
1795 int ret = 0;
1796 uint8_t qos = 0;
1797 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1798 scsi_qla_host_t *vha = NULL;
1799 struct qla_hw_data *ha = base_vha->hw;
1800 uint16_t options = 0;
1801 int cnt;
1802 struct req_que *req = ha->req_q_map[0];
1803
1804 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1805 if (ret) {
1806 ql_log(ql_log_warn, vha, 0x707e,
1807 "Vport sanity check failed, status %x\n", ret);
1808 return (ret);
1809 }
1810
1811 vha = qla24xx_create_vhost(fc_vport);
1812 if (vha == NULL) {
1813 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
1814 return FC_VPORT_FAILED;
1815 }
1816 if (disable) {
1817 atomic_set(&vha->vp_state, VP_OFFLINE);
1818 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1819 } else
1820 atomic_set(&vha->vp_state, VP_FAILED);
1821
1822 /* ready to create vport */
1823 ql_log(ql_log_info, vha, 0x7080,
1824 "VP entry id %d assigned.\n", vha->vp_idx);
1825
1826 /* initialized vport states */
1827 atomic_set(&vha->loop_state, LOOP_DOWN);
1828 vha->vp_err_state= VP_ERR_PORTDWN;
1829 vha->vp_prev_err_state= VP_ERR_UNKWN;
1830 /* Check if physical ha port is Up */
1831 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1832 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1833 /* Don't retry or attempt login of this virtual port */
1834 ql_dbg(ql_dbg_user, vha, 0x7081,
1835 "Vport loop state is not UP.\n");
1836 atomic_set(&vha->loop_state, LOOP_DEAD);
1837 if (!disable)
1838 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1839 }
1840
1841 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
1842 if (ha->fw_attributes & BIT_4) {
1843 int prot = 0;
1844 vha->flags.difdix_supported = 1;
1845 ql_dbg(ql_dbg_user, vha, 0x7082,
1846 "Registered for DIF/DIX type 1 and 3 protection.\n");
1847 if (ql2xenabledif == 1)
1848 prot = SHOST_DIX_TYPE0_PROTECTION;
1849 scsi_host_set_prot(vha->host,
1850 prot | SHOST_DIF_TYPE1_PROTECTION
1851 | SHOST_DIF_TYPE2_PROTECTION
1852 | SHOST_DIF_TYPE3_PROTECTION
1853 | SHOST_DIX_TYPE1_PROTECTION
1854 | SHOST_DIX_TYPE2_PROTECTION
1855 | SHOST_DIX_TYPE3_PROTECTION);
1856 scsi_host_set_guard(vha->host, SHOST_DIX_GUARD_CRC);
1857 } else
1858 vha->flags.difdix_supported = 0;
1859 }
1860
1861 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1862 &ha->pdev->dev)) {
1863 ql_dbg(ql_dbg_user, vha, 0x7083,
1864 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
1865 goto vport_create_failed_2;
1866 }
1867
1868 /* initialize attributes */
1869 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1870 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1871 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1872 fc_host_supported_classes(vha->host) =
1873 fc_host_supported_classes(base_vha->host);
1874 fc_host_supported_speeds(vha->host) =
1875 fc_host_supported_speeds(base_vha->host);
1876
1877 qla24xx_vport_disable(fc_vport, disable);
1878
1879 if (ha->flags.cpu_affinity_enabled) {
1880 req = ha->req_q_map[1];
1881 ql_dbg(ql_dbg_multiq, vha, 0xc000,
1882 "Request queue %p attached with "
1883 "VP[%d], cpu affinity =%d\n",
1884 req, vha->vp_idx, ha->flags.cpu_affinity_enabled);
1885 goto vport_queue;
1886 } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1887 goto vport_queue;
1888 /* Create a request queue in QoS mode for the vport */
1889 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1890 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1891 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1892 8) == 0) {
1893 qos = ha->npiv_info[cnt].q_qos;
1894 break;
1895 }
1896 }
1897 if (qos) {
1898 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1899 qos);
1900 if (!ret)
1901 ql_log(ql_log_warn, vha, 0x7084,
1902 "Can't create request queue for VP[%d]\n",
1903 vha->vp_idx);
1904 else {
1905 ql_dbg(ql_dbg_multiq, vha, 0xc001,
1906 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1907 ret, qos, vha->vp_idx);
1908 ql_dbg(ql_dbg_user, vha, 0x7085,
1909 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1910 ret, qos, vha->vp_idx);
1911 req = ha->req_q_map[ret];
1912 }
1913 }
1914
1915 vport_queue:
1916 vha->req = req;
1917 return 0;
1918
1919 vport_create_failed_2:
1920 qla24xx_disable_vp(vha);
1921 qla24xx_deallocate_vp_id(vha);
1922 scsi_host_put(vha->host);
1923 return FC_VPORT_FAILED;
1924 }
1925
1926 static int
1927 qla24xx_vport_delete(struct fc_vport *fc_vport)
1928 {
1929 scsi_qla_host_t *vha = fc_vport->dd_data;
1930 struct qla_hw_data *ha = vha->hw;
1931 uint16_t id = vha->vp_idx;
1932
1933 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1934 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1935 msleep(1000);
1936
1937 qla24xx_disable_vp(vha);
1938
1939 vha->flags.delete_progress = 1;
1940
1941 fc_remove_host(vha->host);
1942
1943 scsi_remove_host(vha->host);
1944
1945 /* Allow timer to run to drain queued items, when removing vp */
1946 qla24xx_deallocate_vp_id(vha);
1947
1948 if (vha->timer_active) {
1949 qla2x00_vp_stop_timer(vha);
1950 ql_dbg(ql_dbg_user, vha, 0x7086,
1951 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
1952 }
1953
1954 /* No pending activities shall be there on the vha now */
1955 if (ql2xextended_error_logging & ql_dbg_user)
1956 msleep(random32()%10); /* Just to see if something falls on
1957 * the net we have placed below */
1958
1959 BUG_ON(atomic_read(&vha->vref_count));
1960
1961 qla2x00_free_fcports(vha);
1962
1963 mutex_lock(&ha->vport_lock);
1964 ha->cur_vport_count--;
1965 clear_bit(vha->vp_idx, ha->vp_idx_map);
1966 mutex_unlock(&ha->vport_lock);
1967
1968 if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
1969 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
1970 ql_log(ql_log_warn, vha, 0x7087,
1971 "Queue delete failed.\n");
1972 }
1973
1974 scsi_host_put(vha->host);
1975 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
1976 return 0;
1977 }
1978
1979 static int
1980 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
1981 {
1982 scsi_qla_host_t *vha = fc_vport->dd_data;
1983
1984 if (disable)
1985 qla24xx_disable_vp(vha);
1986 else
1987 qla24xx_enable_vp(vha);
1988
1989 return 0;
1990 }
1991
1992 struct fc_function_template qla2xxx_transport_functions = {
1993
1994 .show_host_node_name = 1,
1995 .show_host_port_name = 1,
1996 .show_host_supported_classes = 1,
1997 .show_host_supported_speeds = 1,
1998
1999 .get_host_port_id = qla2x00_get_host_port_id,
2000 .show_host_port_id = 1,
2001 .get_host_speed = qla2x00_get_host_speed,
2002 .show_host_speed = 1,
2003 .get_host_port_type = qla2x00_get_host_port_type,
2004 .show_host_port_type = 1,
2005 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2006 .show_host_symbolic_name = 1,
2007 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2008 .show_host_system_hostname = 1,
2009 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2010 .show_host_fabric_name = 1,
2011 .get_host_port_state = qla2x00_get_host_port_state,
2012 .show_host_port_state = 1,
2013
2014 .dd_fcrport_size = sizeof(struct fc_port *),
2015 .show_rport_supported_classes = 1,
2016
2017 .get_starget_node_name = qla2x00_get_starget_node_name,
2018 .show_starget_node_name = 1,
2019 .get_starget_port_name = qla2x00_get_starget_port_name,
2020 .show_starget_port_name = 1,
2021 .get_starget_port_id = qla2x00_get_starget_port_id,
2022 .show_starget_port_id = 1,
2023
2024 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2025 .show_rport_dev_loss_tmo = 1,
2026
2027 .issue_fc_host_lip = qla2x00_issue_lip,
2028 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2029 .terminate_rport_io = qla2x00_terminate_rport_io,
2030 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2031
2032 .vport_create = qla24xx_vport_create,
2033 .vport_disable = qla24xx_vport_disable,
2034 .vport_delete = qla24xx_vport_delete,
2035 .bsg_request = qla24xx_bsg_request,
2036 .bsg_timeout = qla24xx_bsg_timeout,
2037 };
2038
2039 struct fc_function_template qla2xxx_transport_vport_functions = {
2040
2041 .show_host_node_name = 1,
2042 .show_host_port_name = 1,
2043 .show_host_supported_classes = 1,
2044
2045 .get_host_port_id = qla2x00_get_host_port_id,
2046 .show_host_port_id = 1,
2047 .get_host_speed = qla2x00_get_host_speed,
2048 .show_host_speed = 1,
2049 .get_host_port_type = qla2x00_get_host_port_type,
2050 .show_host_port_type = 1,
2051 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2052 .show_host_symbolic_name = 1,
2053 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2054 .show_host_system_hostname = 1,
2055 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2056 .show_host_fabric_name = 1,
2057 .get_host_port_state = qla2x00_get_host_port_state,
2058 .show_host_port_state = 1,
2059
2060 .dd_fcrport_size = sizeof(struct fc_port *),
2061 .show_rport_supported_classes = 1,
2062
2063 .get_starget_node_name = qla2x00_get_starget_node_name,
2064 .show_starget_node_name = 1,
2065 .get_starget_port_name = qla2x00_get_starget_port_name,
2066 .show_starget_port_name = 1,
2067 .get_starget_port_id = qla2x00_get_starget_port_id,
2068 .show_starget_port_id = 1,
2069
2070 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2071 .show_rport_dev_loss_tmo = 1,
2072
2073 .issue_fc_host_lip = qla2x00_issue_lip,
2074 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2075 .terminate_rport_io = qla2x00_terminate_rport_io,
2076 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2077 .bsg_request = qla24xx_bsg_request,
2078 .bsg_timeout = qla24xx_bsg_timeout,
2079 };
2080
2081 void
2082 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2083 {
2084 struct qla_hw_data *ha = vha->hw;
2085 u32 speed = FC_PORTSPEED_UNKNOWN;
2086
2087 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2088 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2089 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2090 fc_host_supported_classes(vha->host) = FC_COS_CLASS3;
2091 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2092 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2093
2094 if (IS_QLA8XXX_TYPE(ha))
2095 speed = FC_PORTSPEED_10GBIT;
2096 else if (IS_QLA25XX(ha))
2097 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2098 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2099 else if (IS_QLA24XX_TYPE(ha))
2100 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2101 FC_PORTSPEED_1GBIT;
2102 else if (IS_QLA23XX(ha))
2103 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2104 else
2105 speed = FC_PORTSPEED_1GBIT;
2106 fc_host_supported_speeds(vha->host) = speed;
2107 }
Linux with added FPC-III support