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[SCSI] qla2xxx: Correction to sysfs edc interface.
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / scsi / qla2xxx / qla_attr.c
blobc9c42a65566f0494e407671b959bd05c1f823b98
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2011 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8
9 #include <linux/kthread.h>
10 #include <linux/vmalloc.h>
11 #include <linux/slab.h>
12 #include <linux/delay.h>
13
14 static int qla24xx_vport_disable(struct fc_vport *, bool);
15
16 /* SYSFS attributes --------------------------------------------------------- */
17
18 static ssize_t
19 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
20 struct bin_attribute *bin_attr,
21 char *buf, loff_t off, size_t count)
22 {
23 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
24 struct device, kobj)));
25 struct qla_hw_data *ha = vha->hw;
26 int rval = 0;
27
28 if (ha->fw_dump_reading == 0)
29 return 0;
30
31 if (IS_QLA82XX(ha)) {
32 if (off < ha->md_template_size) {
33 rval = memory_read_from_buffer(buf, count,
34 &off, ha->md_tmplt_hdr, ha->md_template_size);
35 return rval;
36 }
37 off -= ha->md_template_size;
38 rval = memory_read_from_buffer(buf, count,
39 &off, ha->md_dump, ha->md_dump_size);
40 return rval;
41 } else
42 return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
43 ha->fw_dump_len);
44 }
45
46 static ssize_t
47 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
48 struct bin_attribute *bin_attr,
49 char *buf, loff_t off, size_t count)
50 {
51 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
52 struct device, kobj)));
53 struct qla_hw_data *ha = vha->hw;
54 int reading;
55
56 if (off != 0)
57 return (0);
58
59 reading = simple_strtol(buf, NULL, 10);
60 switch (reading) {
61 case 0:
62 if (!ha->fw_dump_reading)
63 break;
64
65 ql_log(ql_log_info, vha, 0x705d,
66 "Firmware dump cleared on (%ld).\n", vha->host_no);
67
68 if (IS_QLA82XX(vha->hw)) {
69 qla82xx_md_free(vha);
70 qla82xx_md_prep(vha);
71 }
72 ha->fw_dump_reading = 0;
73 ha->fw_dumped = 0;
74 break;
75 case 1:
76 if (ha->fw_dumped && !ha->fw_dump_reading) {
77 ha->fw_dump_reading = 1;
78
79 ql_log(ql_log_info, vha, 0x705e,
80 "Raw firmware dump ready for read on (%ld).\n",
81 vha->host_no);
82 }
83 break;
84 case 2:
85 qla2x00_alloc_fw_dump(vha);
86 break;
87 case 3:
88 if (IS_QLA82XX(ha)) {
89 qla82xx_idc_lock(ha);
90 qla82xx_set_reset_owner(vha);
91 qla82xx_idc_unlock(ha);
92 } else
93 qla2x00_system_error(vha);
94 break;
95 case 4:
96 if (IS_QLA82XX(ha)) {
97 if (ha->md_tmplt_hdr)
98 ql_dbg(ql_dbg_user, vha, 0x705b,
99 "MiniDump supported with this firmware.\n");
100 else
101 ql_dbg(ql_dbg_user, vha, 0x709d,
102 "MiniDump not supported with this firmware.\n");
103 }
104 break;
105 case 5:
106 if (IS_QLA82XX(ha))
107 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
108 break;
109 }
110 return (count);
111 }
112
113 static struct bin_attribute sysfs_fw_dump_attr = {
114 .attr = {
115 .name = "fw_dump",
116 .mode = S_IRUSR | S_IWUSR,
117 },
118 .size = 0,
119 .read = qla2x00_sysfs_read_fw_dump,
120 .write = qla2x00_sysfs_write_fw_dump,
121 };
122
123 static ssize_t
124 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
125 struct bin_attribute *bin_attr,
126 char *buf, loff_t off, size_t count)
127 {
128 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
129 struct device, kobj)));
130 struct qla_hw_data *ha = vha->hw;
131
132 if (!capable(CAP_SYS_ADMIN))
133 return 0;
134
135 if (IS_NOCACHE_VPD_TYPE(ha))
136 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
137 ha->nvram_size);
138 return memory_read_from_buffer(buf, count, &off, ha->nvram,
139 ha->nvram_size);
140 }
141
142 static ssize_t
143 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
144 struct bin_attribute *bin_attr,
145 char *buf, loff_t off, size_t count)
146 {
147 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
148 struct device, kobj)));
149 struct qla_hw_data *ha = vha->hw;
150 uint16_t cnt;
151
152 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
153 !ha->isp_ops->write_nvram)
154 return 0;
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 0;
272
273 if (unlikely(pci_channel_offline(ha->pdev)))
274 return 0;
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 break;
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 break;
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 count;
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 break;
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 count;
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 break;
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 count = -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 0;
431
432 if (!capable(CAP_SYS_ADMIN))
433 return 0;
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 goto done;
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 goto done;
477 }
478 ha->isp_ops->get_flash_version(vha, tmp_data);
479 vfree(tmp_data);
480 done:
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 count = 0;
538 break;
539 }
540 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
541 buf += SFP_BLOCK_SIZE;
542 }
543
544 return count;
545 }
546
547 static struct bin_attribute sysfs_sfp_attr = {
548 .attr = {
549 .name = "sfp",
550 .mode = S_IRUSR | S_IWUSR,
551 },
552 .size = SFP_DEV_SIZE * 2,
553 .read = qla2x00_sysfs_read_sfp,
554 };
555
556 static ssize_t
557 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
558 struct bin_attribute *bin_attr,
559 char *buf, loff_t off, size_t count)
560 {
561 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
562 struct device, kobj)));
563 struct qla_hw_data *ha = vha->hw;
564 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
565 int type;
566
567 if (off != 0)
568 return 0;
569
570 type = simple_strtol(buf, NULL, 10);
571 switch (type) {
572 case 0x2025c:
573 ql_log(ql_log_info, vha, 0x706e,
574 "Issuing ISP reset.\n");
575
576 scsi_block_requests(vha->host);
577 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
578 if (IS_QLA82XX(ha)) {
579 qla82xx_idc_lock(ha);
580 qla82xx_set_reset_owner(vha);
581 qla82xx_idc_unlock(ha);
582 }
583 qla2xxx_wake_dpc(vha);
584 qla2x00_wait_for_chip_reset(vha);
585 scsi_unblock_requests(vha->host);
586 break;
587 case 0x2025d:
588 if (!IS_QLA81XX(ha))
589 break;
590
591 ql_log(ql_log_info, vha, 0x706f,
592 "Issuing MPI reset.\n");
593
594 /* Make sure FC side is not in reset */
595 qla2x00_wait_for_hba_online(vha);
596
597 /* Issue MPI reset */
598 scsi_block_requests(vha->host);
599 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
600 ql_log(ql_log_warn, vha, 0x7070,
601 "MPI reset failed.\n");
602 scsi_unblock_requests(vha->host);
603 break;
604 case 0x2025e:
605 if (!IS_QLA82XX(ha) || vha != base_vha) {
606 ql_log(ql_log_info, vha, 0x7071,
607 "FCoE ctx reset no supported.\n");
608 return count;
609 }
610
611 ql_log(ql_log_info, vha, 0x7072,
612 "Issuing FCoE ctx reset.\n");
613 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
614 qla2xxx_wake_dpc(vha);
615 qla2x00_wait_for_fcoe_ctx_reset(vha);
616 break;
617 }
618 return count;
619 }
620
621 static struct bin_attribute sysfs_reset_attr = {
622 .attr = {
623 .name = "reset",
624 .mode = S_IWUSR,
625 },
626 .size = 0,
627 .write = qla2x00_sysfs_write_reset,
628 };
629
630 static ssize_t
631 qla2x00_sysfs_write_edc(struct file *filp, struct kobject *kobj,
632 struct bin_attribute *bin_attr,
633 char *buf, loff_t off, size_t count)
634 {
635 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
636 struct device, kobj)));
637 struct qla_hw_data *ha = vha->hw;
638 uint16_t dev, adr, opt, len;
639 int rval;
640
641 ha->edc_data_len = 0;
642
643 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
644 return 0;
645
646 if (!ha->edc_data) {
647 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
648 &ha->edc_data_dma);
649 if (!ha->edc_data) {
650 ql_log(ql_log_warn, vha, 0x7073,
651 "Unable to allocate memory for EDC write.\n");
652 return 0;
653 }
654 }
655
656 dev = le16_to_cpup((void *)&buf[0]);
657 adr = le16_to_cpup((void *)&buf[2]);
658 opt = le16_to_cpup((void *)&buf[4]);
659 len = le16_to_cpup((void *)&buf[6]);
660
661 if (!(opt & BIT_0))
662 if (len == 0 || len > DMA_POOL_SIZE || len > count - 8)
663 return -EINVAL;
664
665 memcpy(ha->edc_data, &buf[8], len);
666
667 rval = qla2x00_write_sfp(vha, ha->edc_data_dma, ha->edc_data,
668 dev, adr, len, opt);
669 if (rval != QLA_SUCCESS) {
670 ql_log(ql_log_warn, vha, 0x7074,
671 "Unable to write EDC (%x) %02x:%04x:%02x:%02hhx\n",
672 rval, dev, adr, opt, len, buf[8]);
673 return -EINVAL;
674 }
675
676 return count;
677 }
678
679 static struct bin_attribute sysfs_edc_attr = {
680 .attr = {
681 .name = "edc",
682 .mode = S_IWUSR,
683 },
684 .size = 0,
685 .write = qla2x00_sysfs_write_edc,
686 };
687
688 static ssize_t
689 qla2x00_sysfs_write_edc_status(struct file *filp, struct kobject *kobj,
690 struct bin_attribute *bin_attr,
691 char *buf, loff_t off, size_t count)
692 {
693 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
694 struct device, kobj)));
695 struct qla_hw_data *ha = vha->hw;
696 uint16_t dev, adr, opt, len;
697 int rval;
698
699 ha->edc_data_len = 0;
700
701 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
702 return 0;
703
704 if (!ha->edc_data) {
705 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
706 &ha->edc_data_dma);
707 if (!ha->edc_data) {
708 ql_log(ql_log_warn, vha, 0x708c,
709 "Unable to allocate memory for EDC status.\n");
710 return 0;
711 }
712 }
713
714 dev = le16_to_cpup((void *)&buf[0]);
715 adr = le16_to_cpup((void *)&buf[2]);
716 opt = le16_to_cpup((void *)&buf[4]);
717 len = le16_to_cpup((void *)&buf[6]);
718
719 if (!(opt & BIT_0))
720 if (len == 0 || len > DMA_POOL_SIZE)
721 return -EINVAL;
722
723 memset(ha->edc_data, 0, len);
724 rval = qla2x00_read_sfp(vha, ha->edc_data_dma, ha->edc_data,
725 dev, adr, len, opt);
726 if (rval != QLA_SUCCESS) {
727 ql_log(ql_log_info, vha, 0x7075,
728 "Unable to write EDC status (%x) %02x:%04x:%02x.\n",
729 rval, dev, adr, opt, len);
730 return -EINVAL;
731 }
732
733 ha->edc_data_len = len;
734
735 return count;
736 }
737
738 static ssize_t
739 qla2x00_sysfs_read_edc_status(struct file *filp, struct kobject *kobj,
740 struct bin_attribute *bin_attr,
741 char *buf, loff_t off, size_t count)
742 {
743 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
744 struct device, kobj)));
745 struct qla_hw_data *ha = vha->hw;
746
747 if (!capable(CAP_SYS_ADMIN) || off != 0 || count == 0)
748 return 0;
749
750 if (!ha->edc_data || ha->edc_data_len == 0 || ha->edc_data_len > count)
751 return -EINVAL;
752
753 memcpy(buf, ha->edc_data, ha->edc_data_len);
754
755 return ha->edc_data_len;
756 }
757
758 static struct bin_attribute sysfs_edc_status_attr = {
759 .attr = {
760 .name = "edc_status",
761 .mode = S_IRUSR | S_IWUSR,
762 },
763 .size = 0,
764 .write = qla2x00_sysfs_write_edc_status,
765 .read = qla2x00_sysfs_read_edc_status,
766 };
767
768 static ssize_t
769 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
770 struct bin_attribute *bin_attr,
771 char *buf, loff_t off, size_t count)
772 {
773 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
774 struct device, kobj)));
775 struct qla_hw_data *ha = vha->hw;
776 int rval;
777 uint16_t actual_size;
778
779 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
780 return 0;
781
782 if (ha->xgmac_data)
783 goto do_read;
784
785 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
786 &ha->xgmac_data_dma, GFP_KERNEL);
787 if (!ha->xgmac_data) {
788 ql_log(ql_log_warn, vha, 0x7076,
789 "Unable to allocate memory for XGMAC read-data.\n");
790 return 0;
791 }
792
793 do_read:
794 actual_size = 0;
795 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
796
797 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
798 XGMAC_DATA_SIZE, &actual_size);
799 if (rval != QLA_SUCCESS) {
800 ql_log(ql_log_warn, vha, 0x7077,
801 "Unable to read XGMAC data (%x).\n", rval);
802 count = 0;
803 }
804
805 count = actual_size > count ? count: actual_size;
806 memcpy(buf, ha->xgmac_data, count);
807
808 return count;
809 }
810
811 static struct bin_attribute sysfs_xgmac_stats_attr = {
812 .attr = {
813 .name = "xgmac_stats",
814 .mode = S_IRUSR,
815 },
816 .size = 0,
817 .read = qla2x00_sysfs_read_xgmac_stats,
818 };
819
820 static ssize_t
821 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
822 struct bin_attribute *bin_attr,
823 char *buf, loff_t off, size_t count)
824 {
825 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
826 struct device, kobj)));
827 struct qla_hw_data *ha = vha->hw;
828 int rval;
829 uint16_t actual_size;
830
831 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
832 return 0;
833
834 if (ha->dcbx_tlv)
835 goto do_read;
836
837 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
838 &ha->dcbx_tlv_dma, GFP_KERNEL);
839 if (!ha->dcbx_tlv) {
840 ql_log(ql_log_warn, vha, 0x7078,
841 "Unable to allocate memory for DCBX TLV read-data.\n");
842 return 0;
843 }
844
845 do_read:
846 actual_size = 0;
847 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
848
849 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
850 DCBX_TLV_DATA_SIZE);
851 if (rval != QLA_SUCCESS) {
852 ql_log(ql_log_warn, vha, 0x7079,
853 "Unable to read DCBX TLV (%x).\n", rval);
854 count = 0;
855 }
856
857 memcpy(buf, ha->dcbx_tlv, count);
858
859 return count;
860 }
861
862 static struct bin_attribute sysfs_dcbx_tlv_attr = {
863 .attr = {
864 .name = "dcbx_tlv",
865 .mode = S_IRUSR,
866 },
867 .size = 0,
868 .read = qla2x00_sysfs_read_dcbx_tlv,
869 };
870
871 static struct sysfs_entry {
872 char *name;
873 struct bin_attribute *attr;
874 int is4GBp_only;
875 } bin_file_entries[] = {
876 { "fw_dump", &sysfs_fw_dump_attr, },
877 { "nvram", &sysfs_nvram_attr, },
878 { "optrom", &sysfs_optrom_attr, },
879 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
880 { "vpd", &sysfs_vpd_attr, 1 },
881 { "sfp", &sysfs_sfp_attr, 1 },
882 { "reset", &sysfs_reset_attr, },
883 { "edc", &sysfs_edc_attr, 2 },
884 { "edc_status", &sysfs_edc_status_attr, 2 },
885 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
886 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
887 { NULL },
888 };
889
890 void
891 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
892 {
893 struct Scsi_Host *host = vha->host;
894 struct sysfs_entry *iter;
895 int ret;
896
897 for (iter = bin_file_entries; iter->name; iter++) {
898 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
899 continue;
900 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
901 continue;
902 if (iter->is4GBp_only == 3 && !(IS_QLA8XXX_TYPE(vha->hw)))
903 continue;
904
905 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
906 iter->attr);
907 if (ret)
908 ql_log(ql_log_warn, vha, 0x00f3,
909 "Unable to create sysfs %s binary attribute (%d).\n",
910 iter->name, ret);
911 else
912 ql_dbg(ql_dbg_init, vha, 0x00f4,
913 "Successfully created sysfs %s binary attribure.\n",
914 iter->name);
915 }
916 }
917
918 void
919 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha)
920 {
921 struct Scsi_Host *host = vha->host;
922 struct sysfs_entry *iter;
923 struct qla_hw_data *ha = vha->hw;
924
925 for (iter = bin_file_entries; iter->name; iter++) {
926 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
927 continue;
928 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
929 continue;
930 if (iter->is4GBp_only == 3 && !!(IS_QLA8XXX_TYPE(vha->hw)))
931 continue;
932
933 sysfs_remove_bin_file(&host->shost_gendev.kobj,
934 iter->attr);
935 }
936
937 if (ha->beacon_blink_led == 1)
938 ha->isp_ops->beacon_off(vha);
939 }
940
941 /* Scsi_Host attributes. */
942
943 static ssize_t
944 qla2x00_drvr_version_show(struct device *dev,
945 struct device_attribute *attr, char *buf)
946 {
947 return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
948 }
949
950 static ssize_t
951 qla2x00_fw_version_show(struct device *dev,
952 struct device_attribute *attr, char *buf)
953 {
954 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
955 struct qla_hw_data *ha = vha->hw;
956 char fw_str[128];
957
958 return snprintf(buf, PAGE_SIZE, "%s\n",
959 ha->isp_ops->fw_version_str(vha, fw_str));
960 }
961
962 static ssize_t
963 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
964 char *buf)
965 {
966 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
967 struct qla_hw_data *ha = vha->hw;
968 uint32_t sn;
969
970 if (IS_FWI2_CAPABLE(ha)) {
971 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
972 return snprintf(buf, PAGE_SIZE, "%s\n", buf);
973 }
974
975 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
976 return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
977 sn % 100000);
978 }
979
980 static ssize_t
981 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
982 char *buf)
983 {
984 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
985 return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
986 }
987
988 static ssize_t
989 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
990 char *buf)
991 {
992 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
993 struct qla_hw_data *ha = vha->hw;
994 return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
995 ha->product_id[0], ha->product_id[1], ha->product_id[2],
996 ha->product_id[3]);
997 }
998
999 static ssize_t
1000 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
1001 char *buf)
1002 {
1003 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1004 return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
1005 }
1006
1007 static ssize_t
1008 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
1009 char *buf)
1010 {
1011 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1012 return snprintf(buf, PAGE_SIZE, "%s\n",
1013 vha->hw->model_desc ? vha->hw->model_desc : "");
1014 }
1015
1016 static ssize_t
1017 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
1018 char *buf)
1019 {
1020 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1021 char pci_info[30];
1022
1023 return snprintf(buf, PAGE_SIZE, "%s\n",
1024 vha->hw->isp_ops->pci_info_str(vha, pci_info));
1025 }
1026
1027 static ssize_t
1028 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
1029 char *buf)
1030 {
1031 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1032 struct qla_hw_data *ha = vha->hw;
1033 int len = 0;
1034
1035 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1036 atomic_read(&vha->loop_state) == LOOP_DEAD ||
1037 vha->device_flags & DFLG_NO_CABLE)
1038 len = snprintf(buf, PAGE_SIZE, "Link Down\n");
1039 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1040 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1041 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1042 len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1043 else {
1044 len = snprintf(buf, PAGE_SIZE, "Link Up - ");
1045
1046 switch (ha->current_topology) {
1047 case ISP_CFG_NL:
1048 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1049 break;
1050 case ISP_CFG_FL:
1051 len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1052 break;
1053 case ISP_CFG_N:
1054 len += snprintf(buf + len, PAGE_SIZE-len,
1055 "N_Port to N_Port\n");
1056 break;
1057 case ISP_CFG_F:
1058 len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1059 break;
1060 default:
1061 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1062 break;
1063 }
1064 }
1065 return len;
1066 }
1067
1068 static ssize_t
1069 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1070 char *buf)
1071 {
1072 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1073 int len = 0;
1074
1075 switch (vha->hw->zio_mode) {
1076 case QLA_ZIO_MODE_6:
1077 len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1078 break;
1079 case QLA_ZIO_DISABLED:
1080 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1081 break;
1082 }
1083 return len;
1084 }
1085
1086 static ssize_t
1087 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1088 const char *buf, size_t count)
1089 {
1090 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1091 struct qla_hw_data *ha = vha->hw;
1092 int val = 0;
1093 uint16_t zio_mode;
1094
1095 if (!IS_ZIO_SUPPORTED(ha))
1096 return -ENOTSUPP;
1097
1098 if (sscanf(buf, "%d", &val) != 1)
1099 return -EINVAL;
1100
1101 if (val)
1102 zio_mode = QLA_ZIO_MODE_6;
1103 else
1104 zio_mode = QLA_ZIO_DISABLED;
1105
1106 /* Update per-hba values and queue a reset. */
1107 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1108 ha->zio_mode = zio_mode;
1109 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1110 }
1111 return strlen(buf);
1112 }
1113
1114 static ssize_t
1115 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1116 char *buf)
1117 {
1118 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1119
1120 return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1121 }
1122
1123 static ssize_t
1124 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1125 const char *buf, size_t count)
1126 {
1127 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1128 int val = 0;
1129 uint16_t zio_timer;
1130
1131 if (sscanf(buf, "%d", &val) != 1)
1132 return -EINVAL;
1133 if (val > 25500 || val < 100)
1134 return -ERANGE;
1135
1136 zio_timer = (uint16_t)(val / 100);
1137 vha->hw->zio_timer = zio_timer;
1138
1139 return strlen(buf);
1140 }
1141
1142 static ssize_t
1143 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1144 char *buf)
1145 {
1146 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1147 int len = 0;
1148
1149 if (vha->hw->beacon_blink_led)
1150 len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1151 else
1152 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1153 return len;
1154 }
1155
1156 static ssize_t
1157 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1158 const char *buf, size_t count)
1159 {
1160 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1161 struct qla_hw_data *ha = vha->hw;
1162 int val = 0;
1163 int rval;
1164
1165 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1166 return -EPERM;
1167
1168 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1169 ql_log(ql_log_warn, vha, 0x707a,
1170 "Abort ISP active -- ignoring beacon request.\n");
1171 return -EBUSY;
1172 }
1173
1174 if (sscanf(buf, "%d", &val) != 1)
1175 return -EINVAL;
1176
1177 if (val)
1178 rval = ha->isp_ops->beacon_on(vha);
1179 else
1180 rval = ha->isp_ops->beacon_off(vha);
1181
1182 if (rval != QLA_SUCCESS)
1183 count = 0;
1184
1185 return count;
1186 }
1187
1188 static ssize_t
1189 qla2x00_optrom_bios_version_show(struct device *dev,
1190 struct device_attribute *attr, char *buf)
1191 {
1192 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1193 struct qla_hw_data *ha = vha->hw;
1194 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1195 ha->bios_revision[0]);
1196 }
1197
1198 static ssize_t
1199 qla2x00_optrom_efi_version_show(struct device *dev,
1200 struct device_attribute *attr, char *buf)
1201 {
1202 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1203 struct qla_hw_data *ha = vha->hw;
1204 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1205 ha->efi_revision[0]);
1206 }
1207
1208 static ssize_t
1209 qla2x00_optrom_fcode_version_show(struct device *dev,
1210 struct device_attribute *attr, char *buf)
1211 {
1212 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1213 struct qla_hw_data *ha = vha->hw;
1214 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1215 ha->fcode_revision[0]);
1216 }
1217
1218 static ssize_t
1219 qla2x00_optrom_fw_version_show(struct device *dev,
1220 struct device_attribute *attr, char *buf)
1221 {
1222 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1223 struct qla_hw_data *ha = vha->hw;
1224 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1225 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1226 ha->fw_revision[3]);
1227 }
1228
1229 static ssize_t
1230 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1231 struct device_attribute *attr, char *buf)
1232 {
1233 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1234 struct qla_hw_data *ha = vha->hw;
1235
1236 if (!IS_QLA81XX(ha))
1237 return snprintf(buf, PAGE_SIZE, "\n");
1238
1239 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1240 ha->gold_fw_version[0], ha->gold_fw_version[1],
1241 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1242 }
1243
1244 static ssize_t
1245 qla2x00_total_isp_aborts_show(struct device *dev,
1246 struct device_attribute *attr, char *buf)
1247 {
1248 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1249 struct qla_hw_data *ha = vha->hw;
1250 return snprintf(buf, PAGE_SIZE, "%d\n",
1251 ha->qla_stats.total_isp_aborts);
1252 }
1253
1254 static ssize_t
1255 qla24xx_84xx_fw_version_show(struct device *dev,
1256 struct device_attribute *attr, char *buf)
1257 {
1258 int rval = QLA_SUCCESS;
1259 uint16_t status[2] = {0, 0};
1260 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1261 struct qla_hw_data *ha = vha->hw;
1262
1263 if (!IS_QLA84XX(ha))
1264 return snprintf(buf, PAGE_SIZE, "\n");
1265
1266 if (ha->cs84xx->op_fw_version == 0)
1267 rval = qla84xx_verify_chip(vha, status);
1268
1269 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1270 return snprintf(buf, PAGE_SIZE, "%u\n",
1271 (uint32_t)ha->cs84xx->op_fw_version);
1272
1273 return snprintf(buf, PAGE_SIZE, "\n");
1274 }
1275
1276 static ssize_t
1277 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1278 char *buf)
1279 {
1280 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1281 struct qla_hw_data *ha = vha->hw;
1282
1283 if (!IS_QLA81XX(ha))
1284 return snprintf(buf, PAGE_SIZE, "\n");
1285
1286 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1287 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1288 ha->mpi_capabilities);
1289 }
1290
1291 static ssize_t
1292 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1293 char *buf)
1294 {
1295 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1296 struct qla_hw_data *ha = vha->hw;
1297
1298 if (!IS_QLA81XX(ha))
1299 return snprintf(buf, PAGE_SIZE, "\n");
1300
1301 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1302 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1303 }
1304
1305 static ssize_t
1306 qla2x00_flash_block_size_show(struct device *dev,
1307 struct device_attribute *attr, char *buf)
1308 {
1309 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1310 struct qla_hw_data *ha = vha->hw;
1311
1312 return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1313 }
1314
1315 static ssize_t
1316 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1317 char *buf)
1318 {
1319 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1320
1321 if (!IS_QLA8XXX_TYPE(vha->hw))
1322 return snprintf(buf, PAGE_SIZE, "\n");
1323
1324 return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1325 }
1326
1327 static ssize_t
1328 qla2x00_vn_port_mac_address_show(struct device *dev,
1329 struct device_attribute *attr, char *buf)
1330 {
1331 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1332
1333 if (!IS_QLA8XXX_TYPE(vha->hw))
1334 return snprintf(buf, PAGE_SIZE, "\n");
1335
1336 return snprintf(buf, PAGE_SIZE, "%02x:%02x:%02x:%02x:%02x:%02x\n",
1337 vha->fcoe_vn_port_mac[5], vha->fcoe_vn_port_mac[4],
1338 vha->fcoe_vn_port_mac[3], vha->fcoe_vn_port_mac[2],
1339 vha->fcoe_vn_port_mac[1], vha->fcoe_vn_port_mac[0]);
1340 }
1341
1342 static ssize_t
1343 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1344 char *buf)
1345 {
1346 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1347
1348 return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1349 }
1350
1351 static ssize_t
1352 qla2x00_thermal_temp_show(struct device *dev,
1353 struct device_attribute *attr, char *buf)
1354 {
1355 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1356 int rval = QLA_FUNCTION_FAILED;
1357 uint16_t temp, frac;
1358
1359 if (!vha->hw->flags.thermal_supported)
1360 return snprintf(buf, PAGE_SIZE, "\n");
1361
1362 temp = frac = 0;
1363 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1364 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1365 ql_log(ql_log_warn, vha, 0x707b,
1366 "ISP reset active.\n");
1367 else if (!vha->hw->flags.eeh_busy)
1368 rval = qla2x00_get_thermal_temp(vha, &temp, &frac);
1369 if (rval != QLA_SUCCESS)
1370 temp = frac = 0;
1371
1372 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", temp, frac);
1373 }
1374
1375 static ssize_t
1376 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1377 char *buf)
1378 {
1379 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1380 int rval = QLA_FUNCTION_FAILED;
1381 uint16_t state[5];
1382
1383 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1384 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1385 ql_log(ql_log_warn, vha, 0x707c,
1386 "ISP reset active.\n");
1387 else if (!vha->hw->flags.eeh_busy)
1388 rval = qla2x00_get_firmware_state(vha, state);
1389 if (rval != QLA_SUCCESS)
1390 memset(state, -1, sizeof(state));
1391
1392 return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1393 state[1], state[2], state[3], state[4]);
1394 }
1395
1396 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1397 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1398 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1399 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1400 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1401 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1402 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1403 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1404 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1405 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1406 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1407 qla2x00_zio_timer_store);
1408 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1409 qla2x00_beacon_store);
1410 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1411 qla2x00_optrom_bios_version_show, NULL);
1412 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1413 qla2x00_optrom_efi_version_show, NULL);
1414 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1415 qla2x00_optrom_fcode_version_show, NULL);
1416 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1417 NULL);
1418 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1419 qla2x00_optrom_gold_fw_version_show, NULL);
1420 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1421 NULL);
1422 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1423 NULL);
1424 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1425 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1426 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1427 NULL);
1428 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1429 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1430 qla2x00_vn_port_mac_address_show, NULL);
1431 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1432 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1433 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1434
1435 struct device_attribute *qla2x00_host_attrs[] = {
1436 &dev_attr_driver_version,
1437 &dev_attr_fw_version,
1438 &dev_attr_serial_num,
1439 &dev_attr_isp_name,
1440 &dev_attr_isp_id,
1441 &dev_attr_model_name,
1442 &dev_attr_model_desc,
1443 &dev_attr_pci_info,
1444 &dev_attr_link_state,
1445 &dev_attr_zio,
1446 &dev_attr_zio_timer,
1447 &dev_attr_beacon,
1448 &dev_attr_optrom_bios_version,
1449 &dev_attr_optrom_efi_version,
1450 &dev_attr_optrom_fcode_version,
1451 &dev_attr_optrom_fw_version,
1452 &dev_attr_84xx_fw_version,
1453 &dev_attr_total_isp_aborts,
1454 &dev_attr_mpi_version,
1455 &dev_attr_phy_version,
1456 &dev_attr_flash_block_size,
1457 &dev_attr_vlan_id,
1458 &dev_attr_vn_port_mac_address,
1459 &dev_attr_fabric_param,
1460 &dev_attr_fw_state,
1461 &dev_attr_optrom_gold_fw_version,
1462 &dev_attr_thermal_temp,
1463 NULL,
1464 };
1465
1466 /* Host attributes. */
1467
1468 static void
1469 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1470 {
1471 scsi_qla_host_t *vha = shost_priv(shost);
1472
1473 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1474 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1475 }
1476
1477 static void
1478 qla2x00_get_host_speed(struct Scsi_Host *shost)
1479 {
1480 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1481 (shost_priv(shost)))->hw;
1482 u32 speed = FC_PORTSPEED_UNKNOWN;
1483
1484 switch (ha->link_data_rate) {
1485 case PORT_SPEED_1GB:
1486 speed = FC_PORTSPEED_1GBIT;
1487 break;
1488 case PORT_SPEED_2GB:
1489 speed = FC_PORTSPEED_2GBIT;
1490 break;
1491 case PORT_SPEED_4GB:
1492 speed = FC_PORTSPEED_4GBIT;
1493 break;
1494 case PORT_SPEED_8GB:
1495 speed = FC_PORTSPEED_8GBIT;
1496 break;
1497 case PORT_SPEED_10GB:
1498 speed = FC_PORTSPEED_10GBIT;
1499 break;
1500 }
1501 fc_host_speed(shost) = speed;
1502 }
1503
1504 static void
1505 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1506 {
1507 scsi_qla_host_t *vha = shost_priv(shost);
1508 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1509
1510 if (vha->vp_idx) {
1511 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1512 return;
1513 }
1514 switch (vha->hw->current_topology) {
1515 case ISP_CFG_NL:
1516 port_type = FC_PORTTYPE_LPORT;
1517 break;
1518 case ISP_CFG_FL:
1519 port_type = FC_PORTTYPE_NLPORT;
1520 break;
1521 case ISP_CFG_N:
1522 port_type = FC_PORTTYPE_PTP;
1523 break;
1524 case ISP_CFG_F:
1525 port_type = FC_PORTTYPE_NPORT;
1526 break;
1527 }
1528 fc_host_port_type(shost) = port_type;
1529 }
1530
1531 static void
1532 qla2x00_get_starget_node_name(struct scsi_target *starget)
1533 {
1534 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1535 scsi_qla_host_t *vha = shost_priv(host);
1536 fc_port_t *fcport;
1537 u64 node_name = 0;
1538
1539 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1540 if (fcport->rport &&
1541 starget->id == fcport->rport->scsi_target_id) {
1542 node_name = wwn_to_u64(fcport->node_name);
1543 break;
1544 }
1545 }
1546
1547 fc_starget_node_name(starget) = node_name;
1548 }
1549
1550 static void
1551 qla2x00_get_starget_port_name(struct scsi_target *starget)
1552 {
1553 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1554 scsi_qla_host_t *vha = shost_priv(host);
1555 fc_port_t *fcport;
1556 u64 port_name = 0;
1557
1558 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1559 if (fcport->rport &&
1560 starget->id == fcport->rport->scsi_target_id) {
1561 port_name = wwn_to_u64(fcport->port_name);
1562 break;
1563 }
1564 }
1565
1566 fc_starget_port_name(starget) = port_name;
1567 }
1568
1569 static void
1570 qla2x00_get_starget_port_id(struct scsi_target *starget)
1571 {
1572 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1573 scsi_qla_host_t *vha = shost_priv(host);
1574 fc_port_t *fcport;
1575 uint32_t port_id = ~0U;
1576
1577 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1578 if (fcport->rport &&
1579 starget->id == fcport->rport->scsi_target_id) {
1580 port_id = fcport->d_id.b.domain << 16 |
1581 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1582 break;
1583 }
1584 }
1585
1586 fc_starget_port_id(starget) = port_id;
1587 }
1588
1589 static void
1590 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1591 {
1592 if (timeout)
1593 rport->dev_loss_tmo = timeout;
1594 else
1595 rport->dev_loss_tmo = 1;
1596 }
1597
1598 static void
1599 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1600 {
1601 struct Scsi_Host *host = rport_to_shost(rport);
1602 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1603 unsigned long flags;
1604
1605 if (!fcport)
1606 return;
1607
1608 /* Now that the rport has been deleted, set the fcport state to
1609 FCS_DEVICE_DEAD */
1610 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1611
1612 /*
1613 * Transport has effectively 'deleted' the rport, clear
1614 * all local references.
1615 */
1616 spin_lock_irqsave(host->host_lock, flags);
1617 fcport->rport = fcport->drport = NULL;
1618 *((fc_port_t **)rport->dd_data) = NULL;
1619 spin_unlock_irqrestore(host->host_lock, flags);
1620
1621 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1622 return;
1623
1624 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1625 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1626 return;
1627 }
1628 }
1629
1630 static void
1631 qla2x00_terminate_rport_io(struct fc_rport *rport)
1632 {
1633 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1634
1635 if (!fcport)
1636 return;
1637
1638 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1639 return;
1640
1641 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1642 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1643 return;
1644 }
1645 /*
1646 * At this point all fcport's software-states are cleared. Perform any
1647 * final cleanup of firmware resources (PCBs and XCBs).
1648 */
1649 if (fcport->loop_id != FC_NO_LOOP_ID &&
1650 !test_bit(UNLOADING, &fcport->vha->dpc_flags))
1651 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1652 fcport->loop_id, fcport->d_id.b.domain,
1653 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1654 }
1655
1656 static int
1657 qla2x00_issue_lip(struct Scsi_Host *shost)
1658 {
1659 scsi_qla_host_t *vha = shost_priv(shost);
1660
1661 qla2x00_loop_reset(vha);
1662 return 0;
1663 }
1664
1665 static struct fc_host_statistics *
1666 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1667 {
1668 scsi_qla_host_t *vha = shost_priv(shost);
1669 struct qla_hw_data *ha = vha->hw;
1670 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1671 int rval;
1672 struct link_statistics *stats;
1673 dma_addr_t stats_dma;
1674 struct fc_host_statistics *pfc_host_stat;
1675
1676 pfc_host_stat = &ha->fc_host_stat;
1677 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1678
1679 if (test_bit(UNLOADING, &vha->dpc_flags))
1680 goto done;
1681
1682 if (unlikely(pci_channel_offline(ha->pdev)))
1683 goto done;
1684
1685 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1686 if (stats == NULL) {
1687 ql_log(ql_log_warn, vha, 0x707d,
1688 "Failed to allocate memory for stats.\n");
1689 goto done;
1690 }
1691 memset(stats, 0, DMA_POOL_SIZE);
1692
1693 rval = QLA_FUNCTION_FAILED;
1694 if (IS_FWI2_CAPABLE(ha)) {
1695 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1696 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1697 !test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) &&
1698 !test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
1699 !ha->dpc_active) {
1700 /* Must be in a 'READY' state for statistics retrieval. */
1701 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1702 stats, stats_dma);
1703 }
1704
1705 if (rval != QLA_SUCCESS)
1706 goto done_free;
1707
1708 pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1709 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1710 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1711 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1712 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1713 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1714 if (IS_FWI2_CAPABLE(ha)) {
1715 pfc_host_stat->lip_count = stats->lip_cnt;
1716 pfc_host_stat->tx_frames = stats->tx_frames;
1717 pfc_host_stat->rx_frames = stats->rx_frames;
1718 pfc_host_stat->dumped_frames = stats->dumped_frames;
1719 pfc_host_stat->nos_count = stats->nos_rcvd;
1720 }
1721 pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20;
1722 pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20;
1723
1724 done_free:
1725 dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1726 done:
1727 return pfc_host_stat;
1728 }
1729
1730 static void
1731 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1732 {
1733 scsi_qla_host_t *vha = shost_priv(shost);
1734
1735 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1736 }
1737
1738 static void
1739 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1740 {
1741 scsi_qla_host_t *vha = shost_priv(shost);
1742
1743 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1744 }
1745
1746 static void
1747 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1748 {
1749 scsi_qla_host_t *vha = shost_priv(shost);
1750 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1751 0xFF, 0xFF, 0xFF, 0xFF};
1752 u64 fabric_name = wwn_to_u64(node_name);
1753
1754 if (vha->device_flags & SWITCH_FOUND)
1755 fabric_name = wwn_to_u64(vha->fabric_node_name);
1756
1757 fc_host_fabric_name(shost) = fabric_name;
1758 }
1759
1760 static void
1761 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1762 {
1763 scsi_qla_host_t *vha = shost_priv(shost);
1764 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1765
1766 if (!base_vha->flags.online)
1767 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1768 else if (atomic_read(&base_vha->loop_state) == LOOP_TIMEOUT)
1769 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1770 else
1771 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1772 }
1773
1774 static int
1775 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1776 {
1777 int ret = 0;
1778 uint8_t qos = 0;
1779 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1780 scsi_qla_host_t *vha = NULL;
1781 struct qla_hw_data *ha = base_vha->hw;
1782 uint16_t options = 0;
1783 int cnt;
1784 struct req_que *req = ha->req_q_map[0];
1785
1786 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1787 if (ret) {
1788 ql_log(ql_log_warn, vha, 0x707e,
1789 "Vport sanity check failed, status %x\n", ret);
1790 return (ret);
1791 }
1792
1793 vha = qla24xx_create_vhost(fc_vport);
1794 if (vha == NULL) {
1795 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
1796 return FC_VPORT_FAILED;
1797 }
1798 if (disable) {
1799 atomic_set(&vha->vp_state, VP_OFFLINE);
1800 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1801 } else
1802 atomic_set(&vha->vp_state, VP_FAILED);
1803
1804 /* ready to create vport */
1805 ql_log(ql_log_info, vha, 0x7080,
1806 "VP entry id %d assigned.\n", vha->vp_idx);
1807
1808 /* initialized vport states */
1809 atomic_set(&vha->loop_state, LOOP_DOWN);
1810 vha->vp_err_state= VP_ERR_PORTDWN;
1811 vha->vp_prev_err_state= VP_ERR_UNKWN;
1812 /* Check if physical ha port is Up */
1813 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1814 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1815 /* Don't retry or attempt login of this virtual port */
1816 ql_dbg(ql_dbg_user, vha, 0x7081,
1817 "Vport loop state is not UP.\n");
1818 atomic_set(&vha->loop_state, LOOP_DEAD);
1819 if (!disable)
1820 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1821 }
1822
1823 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
1824 if (ha->fw_attributes & BIT_4) {
1825 int prot = 0;
1826 vha->flags.difdix_supported = 1;
1827 ql_dbg(ql_dbg_user, vha, 0x7082,
1828 "Registered for DIF/DIX type 1 and 3 protection.\n");
1829 if (ql2xenabledif == 1)
1830 prot = SHOST_DIX_TYPE0_PROTECTION;
1831 scsi_host_set_prot(vha->host,
1832 prot | SHOST_DIF_TYPE1_PROTECTION
1833 | SHOST_DIF_TYPE2_PROTECTION
1834 | SHOST_DIF_TYPE3_PROTECTION
1835 | SHOST_DIX_TYPE1_PROTECTION
1836 | SHOST_DIX_TYPE2_PROTECTION
1837 | SHOST_DIX_TYPE3_PROTECTION);
1838 scsi_host_set_guard(vha->host, SHOST_DIX_GUARD_CRC);
1839 } else
1840 vha->flags.difdix_supported = 0;
1841 }
1842
1843 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1844 &ha->pdev->dev)) {
1845 ql_dbg(ql_dbg_user, vha, 0x7083,
1846 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
1847 goto vport_create_failed_2;
1848 }
1849
1850 /* initialize attributes */
1851 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1852 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1853 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1854 fc_host_supported_classes(vha->host) =
1855 fc_host_supported_classes(base_vha->host);
1856 fc_host_supported_speeds(vha->host) =
1857 fc_host_supported_speeds(base_vha->host);
1858
1859 qla24xx_vport_disable(fc_vport, disable);
1860
1861 if (ha->flags.cpu_affinity_enabled) {
1862 req = ha->req_q_map[1];
1863 ql_dbg(ql_dbg_multiq, vha, 0xc000,
1864 "Request queue %p attached with "
1865 "VP[%d], cpu affinity =%d\n",
1866 req, vha->vp_idx, ha->flags.cpu_affinity_enabled);
1867 goto vport_queue;
1868 } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1869 goto vport_queue;
1870 /* Create a request queue in QoS mode for the vport */
1871 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1872 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1873 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1874 8) == 0) {
1875 qos = ha->npiv_info[cnt].q_qos;
1876 break;
1877 }
1878 }
1879 if (qos) {
1880 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1881 qos);
1882 if (!ret)
1883 ql_log(ql_log_warn, vha, 0x7084,
1884 "Can't create request queue for VP[%d]\n",
1885 vha->vp_idx);
1886 else {
1887 ql_dbg(ql_dbg_multiq, vha, 0xc001,
1888 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1889 ret, qos, vha->vp_idx);
1890 ql_dbg(ql_dbg_user, vha, 0x7085,
1891 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1892 ret, qos, vha->vp_idx);
1893 req = ha->req_q_map[ret];
1894 }
1895 }
1896
1897 vport_queue:
1898 vha->req = req;
1899 return 0;
1900
1901 vport_create_failed_2:
1902 qla24xx_disable_vp(vha);
1903 qla24xx_deallocate_vp_id(vha);
1904 scsi_host_put(vha->host);
1905 return FC_VPORT_FAILED;
1906 }
1907
1908 static int
1909 qla24xx_vport_delete(struct fc_vport *fc_vport)
1910 {
1911 scsi_qla_host_t *vha = fc_vport->dd_data;
1912 struct qla_hw_data *ha = vha->hw;
1913 uint16_t id = vha->vp_idx;
1914
1915 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1916 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1917 msleep(1000);
1918
1919 qla24xx_disable_vp(vha);
1920
1921 vha->flags.delete_progress = 1;
1922
1923 fc_remove_host(vha->host);
1924
1925 scsi_remove_host(vha->host);
1926
1927 /* Allow timer to run to drain queued items, when removing vp */
1928 qla24xx_deallocate_vp_id(vha);
1929
1930 if (vha->timer_active) {
1931 qla2x00_vp_stop_timer(vha);
1932 ql_dbg(ql_dbg_user, vha, 0x7086,
1933 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
1934 }
1935
1936 /* No pending activities shall be there on the vha now */
1937 if (ql2xextended_error_logging & ql_dbg_user)
1938 msleep(random32()%10); /* Just to see if something falls on
1939 * the net we have placed below */
1940
1941 BUG_ON(atomic_read(&vha->vref_count));
1942
1943 qla2x00_free_fcports(vha);
1944
1945 mutex_lock(&ha->vport_lock);
1946 ha->cur_vport_count--;
1947 clear_bit(vha->vp_idx, ha->vp_idx_map);
1948 mutex_unlock(&ha->vport_lock);
1949
1950 if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
1951 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
1952 ql_log(ql_log_warn, vha, 0x7087,
1953 "Queue delete failed.\n");
1954 }
1955
1956 scsi_host_put(vha->host);
1957 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
1958 return 0;
1959 }
1960
1961 static int
1962 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
1963 {
1964 scsi_qla_host_t *vha = fc_vport->dd_data;
1965
1966 if (disable)
1967 qla24xx_disable_vp(vha);
1968 else
1969 qla24xx_enable_vp(vha);
1970
1971 return 0;
1972 }
1973
1974 struct fc_function_template qla2xxx_transport_functions = {
1975
1976 .show_host_node_name = 1,
1977 .show_host_port_name = 1,
1978 .show_host_supported_classes = 1,
1979 .show_host_supported_speeds = 1,
1980
1981 .get_host_port_id = qla2x00_get_host_port_id,
1982 .show_host_port_id = 1,
1983 .get_host_speed = qla2x00_get_host_speed,
1984 .show_host_speed = 1,
1985 .get_host_port_type = qla2x00_get_host_port_type,
1986 .show_host_port_type = 1,
1987 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
1988 .show_host_symbolic_name = 1,
1989 .set_host_system_hostname = qla2x00_set_host_system_hostname,
1990 .show_host_system_hostname = 1,
1991 .get_host_fabric_name = qla2x00_get_host_fabric_name,
1992 .show_host_fabric_name = 1,
1993 .get_host_port_state = qla2x00_get_host_port_state,
1994 .show_host_port_state = 1,
1995
1996 .dd_fcrport_size = sizeof(struct fc_port *),
1997 .show_rport_supported_classes = 1,
1998
1999 .get_starget_node_name = qla2x00_get_starget_node_name,
2000 .show_starget_node_name = 1,
2001 .get_starget_port_name = qla2x00_get_starget_port_name,
2002 .show_starget_port_name = 1,
2003 .get_starget_port_id = qla2x00_get_starget_port_id,
2004 .show_starget_port_id = 1,
2005
2006 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2007 .show_rport_dev_loss_tmo = 1,
2008
2009 .issue_fc_host_lip = qla2x00_issue_lip,
2010 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2011 .terminate_rport_io = qla2x00_terminate_rport_io,
2012 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2013
2014 .vport_create = qla24xx_vport_create,
2015 .vport_disable = qla24xx_vport_disable,
2016 .vport_delete = qla24xx_vport_delete,
2017 .bsg_request = qla24xx_bsg_request,
2018 .bsg_timeout = qla24xx_bsg_timeout,
2019 };
2020
2021 struct fc_function_template qla2xxx_transport_vport_functions = {
2022
2023 .show_host_node_name = 1,
2024 .show_host_port_name = 1,
2025 .show_host_supported_classes = 1,
2026
2027 .get_host_port_id = qla2x00_get_host_port_id,
2028 .show_host_port_id = 1,
2029 .get_host_speed = qla2x00_get_host_speed,
2030 .show_host_speed = 1,
2031 .get_host_port_type = qla2x00_get_host_port_type,
2032 .show_host_port_type = 1,
2033 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2034 .show_host_symbolic_name = 1,
2035 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2036 .show_host_system_hostname = 1,
2037 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2038 .show_host_fabric_name = 1,
2039 .get_host_port_state = qla2x00_get_host_port_state,
2040 .show_host_port_state = 1,
2041
2042 .dd_fcrport_size = sizeof(struct fc_port *),
2043 .show_rport_supported_classes = 1,
2044
2045 .get_starget_node_name = qla2x00_get_starget_node_name,
2046 .show_starget_node_name = 1,
2047 .get_starget_port_name = qla2x00_get_starget_port_name,
2048 .show_starget_port_name = 1,
2049 .get_starget_port_id = qla2x00_get_starget_port_id,
2050 .show_starget_port_id = 1,
2051
2052 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2053 .show_rport_dev_loss_tmo = 1,
2054
2055 .issue_fc_host_lip = qla2x00_issue_lip,
2056 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2057 .terminate_rport_io = qla2x00_terminate_rport_io,
2058 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2059 .bsg_request = qla24xx_bsg_request,
2060 .bsg_timeout = qla24xx_bsg_timeout,
2061 };
2062
2063 void
2064 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2065 {
2066 struct qla_hw_data *ha = vha->hw;
2067 u32 speed = FC_PORTSPEED_UNKNOWN;
2068
2069 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2070 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2071 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2072 fc_host_supported_classes(vha->host) = FC_COS_CLASS3;
2073 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2074 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2075
2076 if (IS_QLA8XXX_TYPE(ha))
2077 speed = FC_PORTSPEED_10GBIT;
2078 else if (IS_QLA25XX(ha))
2079 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2080 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2081 else if (IS_QLA24XX_TYPE(ha))
2082 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2083 FC_PORTSPEED_1GBIT;
2084 else if (IS_QLA23XX(ha))
2085 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2086 else
2087 speed = FC_PORTSPEED_1GBIT;
2088 fc_host_supported_speeds(vha->host) = speed;
2089 }
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree