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drivers/misc/ep93xx_pwm.c: world-writable sysfs files
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / scsi / qla2xxx / qla_attr.c
blobd3e58d763b4347f77fa0685b7598d63d603a56e7
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2010 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8
9 #include <linux/kthread.h>
10 #include <linux/vmalloc.h>
11 #include <linux/slab.h>
12 #include <linux/delay.h>
13
14 static int qla24xx_vport_disable(struct fc_vport *, bool);
15
16 /* SYSFS attributes --------------------------------------------------------- */
17
18 static ssize_t
19 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
20 struct bin_attribute *bin_attr,
21 char *buf, loff_t off, size_t count)
22 {
23 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
24 struct device, kobj)));
25 struct qla_hw_data *ha = vha->hw;
26
27 if (ha->fw_dump_reading == 0)
28 return 0;
29
30 return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
31 ha->fw_dump_len);
32 }
33
34 static ssize_t
35 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
36 struct bin_attribute *bin_attr,
37 char *buf, loff_t off, size_t count)
38 {
39 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
40 struct device, kobj)));
41 struct qla_hw_data *ha = vha->hw;
42 int reading;
43
44 if (IS_QLA82XX(ha)) {
45 DEBUG2(qla_printk(KERN_INFO, ha,
46 "Firmware dump not supported for ISP82xx\n"));
47 return count;
48 }
49
50 if (off != 0)
51 return (0);
52
53 reading = simple_strtol(buf, NULL, 10);
54 switch (reading) {
55 case 0:
56 if (!ha->fw_dump_reading)
57 break;
58
59 qla_printk(KERN_INFO, ha,
60 "Firmware dump cleared on (%ld).\n", vha->host_no);
61
62 ha->fw_dump_reading = 0;
63 ha->fw_dumped = 0;
64 break;
65 case 1:
66 if (ha->fw_dumped && !ha->fw_dump_reading) {
67 ha->fw_dump_reading = 1;
68
69 qla_printk(KERN_INFO, ha,
70 "Raw firmware dump ready for read on (%ld).\n",
71 vha->host_no);
72 }
73 break;
74 case 2:
75 qla2x00_alloc_fw_dump(vha);
76 break;
77 case 3:
78 qla2x00_system_error(vha);
79 break;
80 }
81 return (count);
82 }
83
84 static struct bin_attribute sysfs_fw_dump_attr = {
85 .attr = {
86 .name = "fw_dump",
87 .mode = S_IRUSR | S_IWUSR,
88 },
89 .size = 0,
90 .read = qla2x00_sysfs_read_fw_dump,
91 .write = qla2x00_sysfs_write_fw_dump,
92 };
93
94 static ssize_t
95 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
96 struct bin_attribute *bin_attr,
97 char *buf, loff_t off, size_t count)
98 {
99 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
100 struct device, kobj)));
101 struct qla_hw_data *ha = vha->hw;
102
103 if (!capable(CAP_SYS_ADMIN))
104 return 0;
105
106 if (IS_NOCACHE_VPD_TYPE(ha))
107 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
108 ha->nvram_size);
109 return memory_read_from_buffer(buf, count, &off, ha->nvram,
110 ha->nvram_size);
111 }
112
113 static ssize_t
114 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
115 struct bin_attribute *bin_attr,
116 char *buf, loff_t off, size_t count)
117 {
118 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
119 struct device, kobj)));
120 struct qla_hw_data *ha = vha->hw;
121 uint16_t cnt;
122
123 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
124 !ha->isp_ops->write_nvram)
125 return 0;
126
127 /* Checksum NVRAM. */
128 if (IS_FWI2_CAPABLE(ha)) {
129 uint32_t *iter;
130 uint32_t chksum;
131
132 iter = (uint32_t *)buf;
133 chksum = 0;
134 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++)
135 chksum += le32_to_cpu(*iter++);
136 chksum = ~chksum + 1;
137 *iter = cpu_to_le32(chksum);
138 } else {
139 uint8_t *iter;
140 uint8_t chksum;
141
142 iter = (uint8_t *)buf;
143 chksum = 0;
144 for (cnt = 0; cnt < count - 1; cnt++)
145 chksum += *iter++;
146 chksum = ~chksum + 1;
147 *iter = chksum;
148 }
149
150 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
151 qla_printk(KERN_WARNING, ha,
152 "HBA not online, failing NVRAM update.\n");
153 return -EAGAIN;
154 }
155
156 /* Write NVRAM. */
157 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count);
158 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base,
159 count);
160
161 /* NVRAM settings take effect immediately. */
162 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
163 qla2xxx_wake_dpc(vha);
164 qla2x00_wait_for_chip_reset(vha);
165
166 return (count);
167 }
168
169 static struct bin_attribute sysfs_nvram_attr = {
170 .attr = {
171 .name = "nvram",
172 .mode = S_IRUSR | S_IWUSR,
173 },
174 .size = 512,
175 .read = qla2x00_sysfs_read_nvram,
176 .write = qla2x00_sysfs_write_nvram,
177 };
178
179 static ssize_t
180 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
181 struct bin_attribute *bin_attr,
182 char *buf, loff_t off, size_t count)
183 {
184 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
185 struct device, kobj)));
186 struct qla_hw_data *ha = vha->hw;
187
188 if (ha->optrom_state != QLA_SREADING)
189 return 0;
190
191 return memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
192 ha->optrom_region_size);
193 }
194
195 static ssize_t
196 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
197 struct bin_attribute *bin_attr,
198 char *buf, loff_t off, size_t count)
199 {
200 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
201 struct device, kobj)));
202 struct qla_hw_data *ha = vha->hw;
203
204 if (ha->optrom_state != QLA_SWRITING)
205 return -EINVAL;
206 if (off > ha->optrom_region_size)
207 return -ERANGE;
208 if (off + count > ha->optrom_region_size)
209 count = ha->optrom_region_size - off;
210
211 memcpy(&ha->optrom_buffer[off], buf, count);
212
213 return count;
214 }
215
216 static struct bin_attribute sysfs_optrom_attr = {
217 .attr = {
218 .name = "optrom",
219 .mode = S_IRUSR | S_IWUSR,
220 },
221 .size = 0,
222 .read = qla2x00_sysfs_read_optrom,
223 .write = qla2x00_sysfs_write_optrom,
224 };
225
226 static ssize_t
227 qla2x00_sysfs_write_optrom_ctl(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 uint32_t start = 0;
236 uint32_t size = ha->optrom_size;
237 int val, valid;
238
239 if (off)
240 return 0;
241
242 if (unlikely(pci_channel_offline(ha->pdev)))
243 return 0;
244
245 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
246 return -EINVAL;
247 if (start > ha->optrom_size)
248 return -EINVAL;
249
250 switch (val) {
251 case 0:
252 if (ha->optrom_state != QLA_SREADING &&
253 ha->optrom_state != QLA_SWRITING)
254 break;
255
256 ha->optrom_state = QLA_SWAITING;
257
258 DEBUG2(qla_printk(KERN_INFO, ha,
259 "Freeing flash region allocation -- 0x%x bytes.\n",
260 ha->optrom_region_size));
261
262 vfree(ha->optrom_buffer);
263 ha->optrom_buffer = NULL;
264 break;
265 case 1:
266 if (ha->optrom_state != QLA_SWAITING)
267 break;
268
269 ha->optrom_region_start = start;
270 ha->optrom_region_size = start + size > ha->optrom_size ?
271 ha->optrom_size - start : size;
272
273 ha->optrom_state = QLA_SREADING;
274 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
275 if (ha->optrom_buffer == NULL) {
276 qla_printk(KERN_WARNING, ha,
277 "Unable to allocate memory for optrom retrieval "
278 "(%x).\n", ha->optrom_region_size);
279
280 ha->optrom_state = QLA_SWAITING;
281 return count;
282 }
283
284 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
285 qla_printk(KERN_WARNING, ha,
286 "HBA not online, failing NVRAM update.\n");
287 return -EAGAIN;
288 }
289
290 DEBUG2(qla_printk(KERN_INFO, ha,
291 "Reading flash region -- 0x%x/0x%x.\n",
292 ha->optrom_region_start, ha->optrom_region_size));
293
294 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
295 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
296 ha->optrom_region_start, ha->optrom_region_size);
297 break;
298 case 2:
299 if (ha->optrom_state != QLA_SWAITING)
300 break;
301
302 /*
303 * We need to be more restrictive on which FLASH regions are
304 * allowed to be updated via user-space. Regions accessible
305 * via this method include:
306 *
307 * ISP21xx/ISP22xx/ISP23xx type boards:
308 *
309 * 0x000000 -> 0x020000 -- Boot code.
310 *
311 * ISP2322/ISP24xx type boards:
312 *
313 * 0x000000 -> 0x07ffff -- Boot code.
314 * 0x080000 -> 0x0fffff -- Firmware.
315 *
316 * ISP25xx type boards:
317 *
318 * 0x000000 -> 0x07ffff -- Boot code.
319 * 0x080000 -> 0x0fffff -- Firmware.
320 * 0x120000 -> 0x12ffff -- VPD and HBA parameters.
321 */
322 valid = 0;
323 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
324 valid = 1;
325 else if (start == (ha->flt_region_boot * 4) ||
326 start == (ha->flt_region_fw * 4))
327 valid = 1;
328 else if (IS_QLA25XX(ha) || IS_QLA8XXX_TYPE(ha))
329 valid = 1;
330 if (!valid) {
331 qla_printk(KERN_WARNING, ha,
332 "Invalid start region 0x%x/0x%x.\n", start, size);
333 return -EINVAL;
334 }
335
336 ha->optrom_region_start = start;
337 ha->optrom_region_size = start + size > ha->optrom_size ?
338 ha->optrom_size - start : size;
339
340 ha->optrom_state = QLA_SWRITING;
341 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
342 if (ha->optrom_buffer == NULL) {
343 qla_printk(KERN_WARNING, ha,
344 "Unable to allocate memory for optrom update "
345 "(%x).\n", ha->optrom_region_size);
346
347 ha->optrom_state = QLA_SWAITING;
348 return count;
349 }
350
351 DEBUG2(qla_printk(KERN_INFO, ha,
352 "Staging flash region write -- 0x%x/0x%x.\n",
353 ha->optrom_region_start, ha->optrom_region_size));
354
355 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
356 break;
357 case 3:
358 if (ha->optrom_state != QLA_SWRITING)
359 break;
360
361 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
362 qla_printk(KERN_WARNING, ha,
363 "HBA not online, failing flash update.\n");
364 return -EAGAIN;
365 }
366
367 DEBUG2(qla_printk(KERN_INFO, ha,
368 "Writing flash region -- 0x%x/0x%x.\n",
369 ha->optrom_region_start, ha->optrom_region_size));
370
371 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
372 ha->optrom_region_start, ha->optrom_region_size);
373 break;
374 default:
375 count = -EINVAL;
376 }
377 return count;
378 }
379
380 static struct bin_attribute sysfs_optrom_ctl_attr = {
381 .attr = {
382 .name = "optrom_ctl",
383 .mode = S_IWUSR,
384 },
385 .size = 0,
386 .write = qla2x00_sysfs_write_optrom_ctl,
387 };
388
389 static ssize_t
390 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
391 struct bin_attribute *bin_attr,
392 char *buf, loff_t off, size_t count)
393 {
394 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
395 struct device, kobj)));
396 struct qla_hw_data *ha = vha->hw;
397
398 if (unlikely(pci_channel_offline(ha->pdev)))
399 return 0;
400
401 if (!capable(CAP_SYS_ADMIN))
402 return 0;
403
404 if (IS_NOCACHE_VPD_TYPE(ha))
405 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
406 ha->vpd_size);
407 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
408 }
409
410 static ssize_t
411 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
412 struct bin_attribute *bin_attr,
413 char *buf, loff_t off, size_t count)
414 {
415 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
416 struct device, kobj)));
417 struct qla_hw_data *ha = vha->hw;
418 uint8_t *tmp_data;
419
420 if (unlikely(pci_channel_offline(ha->pdev)))
421 return 0;
422
423 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
424 !ha->isp_ops->write_nvram)
425 return 0;
426
427 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
428 qla_printk(KERN_WARNING, ha,
429 "HBA not online, failing VPD update.\n");
430 return -EAGAIN;
431 }
432
433 /* Write NVRAM. */
434 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
435 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
436
437 /* Update flash version information for 4Gb & above. */
438 if (!IS_FWI2_CAPABLE(ha))
439 goto done;
440
441 tmp_data = vmalloc(256);
442 if (!tmp_data) {
443 qla_printk(KERN_WARNING, ha,
444 "Unable to allocate memory for VPD information update.\n");
445 goto done;
446 }
447 ha->isp_ops->get_flash_version(vha, tmp_data);
448 vfree(tmp_data);
449 done:
450 return count;
451 }
452
453 static struct bin_attribute sysfs_vpd_attr = {
454 .attr = {
455 .name = "vpd",
456 .mode = S_IRUSR | S_IWUSR,
457 },
458 .size = 0,
459 .read = qla2x00_sysfs_read_vpd,
460 .write = qla2x00_sysfs_write_vpd,
461 };
462
463 static ssize_t
464 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
465 struct bin_attribute *bin_attr,
466 char *buf, loff_t off, size_t count)
467 {
468 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
469 struct device, kobj)));
470 struct qla_hw_data *ha = vha->hw;
471 uint16_t iter, addr, offset;
472 int rval;
473
474 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
475 return 0;
476
477 if (ha->sfp_data)
478 goto do_read;
479
480 ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
481 &ha->sfp_data_dma);
482 if (!ha->sfp_data) {
483 qla_printk(KERN_WARNING, ha,
484 "Unable to allocate memory for SFP read-data.\n");
485 return 0;
486 }
487
488 do_read:
489 memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
490 addr = 0xa0;
491 for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE;
492 iter++, offset += SFP_BLOCK_SIZE) {
493 if (iter == 4) {
494 /* Skip to next device address. */
495 addr = 0xa2;
496 offset = 0;
497 }
498
499 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, addr, offset,
500 SFP_BLOCK_SIZE);
501 if (rval != QLA_SUCCESS) {
502 qla_printk(KERN_WARNING, ha,
503 "Unable to read SFP data (%x/%x/%x).\n", rval,
504 addr, offset);
505 count = 0;
506 break;
507 }
508 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
509 buf += SFP_BLOCK_SIZE;
510 }
511
512 return count;
513 }
514
515 static struct bin_attribute sysfs_sfp_attr = {
516 .attr = {
517 .name = "sfp",
518 .mode = S_IRUSR | S_IWUSR,
519 },
520 .size = SFP_DEV_SIZE * 2,
521 .read = qla2x00_sysfs_read_sfp,
522 };
523
524 static ssize_t
525 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
526 struct bin_attribute *bin_attr,
527 char *buf, loff_t off, size_t count)
528 {
529 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
530 struct device, kobj)));
531 struct qla_hw_data *ha = vha->hw;
532 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
533 int type;
534
535 if (off != 0)
536 return 0;
537
538 type = simple_strtol(buf, NULL, 10);
539 switch (type) {
540 case 0x2025c:
541 qla_printk(KERN_INFO, ha,
542 "Issuing ISP reset on (%ld).\n", vha->host_no);
543
544 scsi_block_requests(vha->host);
545 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
546 qla2xxx_wake_dpc(vha);
547 qla2x00_wait_for_chip_reset(vha);
548 scsi_unblock_requests(vha->host);
549 break;
550 case 0x2025d:
551 if (!IS_QLA81XX(ha))
552 break;
553
554 qla_printk(KERN_INFO, ha,
555 "Issuing MPI reset on (%ld).\n", vha->host_no);
556
557 /* Make sure FC side is not in reset */
558 qla2x00_wait_for_hba_online(vha);
559
560 /* Issue MPI reset */
561 scsi_block_requests(vha->host);
562 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
563 qla_printk(KERN_WARNING, ha,
564 "MPI reset failed on (%ld).\n", vha->host_no);
565 scsi_unblock_requests(vha->host);
566 break;
567 case 0x2025e:
568 if (!IS_QLA82XX(ha) || vha != base_vha) {
569 qla_printk(KERN_INFO, ha,
570 "FCoE ctx reset not supported for host%ld.\n",
571 vha->host_no);
572 return count;
573 }
574
575 qla_printk(KERN_INFO, ha,
576 "Issuing FCoE CTX reset on host%ld.\n", vha->host_no);
577 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
578 qla2xxx_wake_dpc(vha);
579 qla2x00_wait_for_fcoe_ctx_reset(vha);
580 break;
581 }
582 return count;
583 }
584
585 static struct bin_attribute sysfs_reset_attr = {
586 .attr = {
587 .name = "reset",
588 .mode = S_IWUSR,
589 },
590 .size = 0,
591 .write = qla2x00_sysfs_write_reset,
592 };
593
594 static ssize_t
595 qla2x00_sysfs_write_edc(struct file *filp, struct kobject *kobj,
596 struct bin_attribute *bin_attr,
597 char *buf, loff_t off, size_t count)
598 {
599 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
600 struct device, kobj)));
601 struct qla_hw_data *ha = vha->hw;
602 uint16_t dev, adr, opt, len;
603 int rval;
604
605 ha->edc_data_len = 0;
606
607 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
608 return 0;
609
610 if (!ha->edc_data) {
611 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
612 &ha->edc_data_dma);
613 if (!ha->edc_data) {
614 DEBUG2(qla_printk(KERN_INFO, ha,
615 "Unable to allocate memory for EDC write.\n"));
616 return 0;
617 }
618 }
619
620 dev = le16_to_cpup((void *)&buf[0]);
621 adr = le16_to_cpup((void *)&buf[2]);
622 opt = le16_to_cpup((void *)&buf[4]);
623 len = le16_to_cpup((void *)&buf[6]);
624
625 if (!(opt & BIT_0))
626 if (len == 0 || len > DMA_POOL_SIZE || len > count - 8)
627 return -EINVAL;
628
629 memcpy(ha->edc_data, &buf[8], len);
630
631 rval = qla2x00_write_edc(vha, dev, adr, ha->edc_data_dma,
632 ha->edc_data, len, opt);
633 if (rval != QLA_SUCCESS) {
634 DEBUG2(qla_printk(KERN_INFO, ha,
635 "Unable to write EDC (%x) %02x:%02x:%04x:%02x:%02x.\n",
636 rval, dev, adr, opt, len, *buf));
637 return 0;
638 }
639
640 return count;
641 }
642
643 static struct bin_attribute sysfs_edc_attr = {
644 .attr = {
645 .name = "edc",
646 .mode = S_IWUSR,
647 },
648 .size = 0,
649 .write = qla2x00_sysfs_write_edc,
650 };
651
652 static ssize_t
653 qla2x00_sysfs_write_edc_status(struct file *filp, struct kobject *kobj,
654 struct bin_attribute *bin_attr,
655 char *buf, loff_t off, size_t count)
656 {
657 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
658 struct device, kobj)));
659 struct qla_hw_data *ha = vha->hw;
660 uint16_t dev, adr, opt, len;
661 int rval;
662
663 ha->edc_data_len = 0;
664
665 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
666 return 0;
667
668 if (!ha->edc_data) {
669 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
670 &ha->edc_data_dma);
671 if (!ha->edc_data) {
672 DEBUG2(qla_printk(KERN_INFO, ha,
673 "Unable to allocate memory for EDC status.\n"));
674 return 0;
675 }
676 }
677
678 dev = le16_to_cpup((void *)&buf[0]);
679 adr = le16_to_cpup((void *)&buf[2]);
680 opt = le16_to_cpup((void *)&buf[4]);
681 len = le16_to_cpup((void *)&buf[6]);
682
683 if (!(opt & BIT_0))
684 if (len == 0 || len > DMA_POOL_SIZE)
685 return -EINVAL;
686
687 memset(ha->edc_data, 0, len);
688 rval = qla2x00_read_edc(vha, dev, adr, ha->edc_data_dma,
689 ha->edc_data, len, opt);
690 if (rval != QLA_SUCCESS) {
691 DEBUG2(qla_printk(KERN_INFO, ha,
692 "Unable to write EDC status (%x) %02x:%02x:%04x:%02x.\n",
693 rval, dev, adr, opt, len));
694 return 0;
695 }
696
697 ha->edc_data_len = len;
698
699 return count;
700 }
701
702 static ssize_t
703 qla2x00_sysfs_read_edc_status(struct file *filp, struct kobject *kobj,
704 struct bin_attribute *bin_attr,
705 char *buf, loff_t off, size_t count)
706 {
707 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
708 struct device, kobj)));
709 struct qla_hw_data *ha = vha->hw;
710
711 if (!capable(CAP_SYS_ADMIN) || off != 0 || count == 0)
712 return 0;
713
714 if (!ha->edc_data || ha->edc_data_len == 0 || ha->edc_data_len > count)
715 return -EINVAL;
716
717 memcpy(buf, ha->edc_data, ha->edc_data_len);
718
719 return ha->edc_data_len;
720 }
721
722 static struct bin_attribute sysfs_edc_status_attr = {
723 .attr = {
724 .name = "edc_status",
725 .mode = S_IRUSR | S_IWUSR,
726 },
727 .size = 0,
728 .write = qla2x00_sysfs_write_edc_status,
729 .read = qla2x00_sysfs_read_edc_status,
730 };
731
732 static ssize_t
733 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
734 struct bin_attribute *bin_attr,
735 char *buf, loff_t off, size_t count)
736 {
737 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
738 struct device, kobj)));
739 struct qla_hw_data *ha = vha->hw;
740 int rval;
741 uint16_t actual_size;
742
743 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
744 return 0;
745
746 if (ha->xgmac_data)
747 goto do_read;
748
749 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
750 &ha->xgmac_data_dma, GFP_KERNEL);
751 if (!ha->xgmac_data) {
752 qla_printk(KERN_WARNING, ha,
753 "Unable to allocate memory for XGMAC read-data.\n");
754 return 0;
755 }
756
757 do_read:
758 actual_size = 0;
759 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
760
761 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
762 XGMAC_DATA_SIZE, &actual_size);
763 if (rval != QLA_SUCCESS) {
764 qla_printk(KERN_WARNING, ha,
765 "Unable to read XGMAC data (%x).\n", rval);
766 count = 0;
767 }
768
769 count = actual_size > count ? count: actual_size;
770 memcpy(buf, ha->xgmac_data, count);
771
772 return count;
773 }
774
775 static struct bin_attribute sysfs_xgmac_stats_attr = {
776 .attr = {
777 .name = "xgmac_stats",
778 .mode = S_IRUSR,
779 },
780 .size = 0,
781 .read = qla2x00_sysfs_read_xgmac_stats,
782 };
783
784 static ssize_t
785 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
786 struct bin_attribute *bin_attr,
787 char *buf, loff_t off, size_t count)
788 {
789 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
790 struct device, kobj)));
791 struct qla_hw_data *ha = vha->hw;
792 int rval;
793 uint16_t actual_size;
794
795 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
796 return 0;
797
798 if (ha->dcbx_tlv)
799 goto do_read;
800
801 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
802 &ha->dcbx_tlv_dma, GFP_KERNEL);
803 if (!ha->dcbx_tlv) {
804 qla_printk(KERN_WARNING, ha,
805 "Unable to allocate memory for DCBX TLV read-data.\n");
806 return 0;
807 }
808
809 do_read:
810 actual_size = 0;
811 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
812
813 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
814 DCBX_TLV_DATA_SIZE);
815 if (rval != QLA_SUCCESS) {
816 qla_printk(KERN_WARNING, ha,
817 "Unable to read DCBX TLV data (%x).\n", rval);
818 count = 0;
819 }
820
821 memcpy(buf, ha->dcbx_tlv, count);
822
823 return count;
824 }
825
826 static struct bin_attribute sysfs_dcbx_tlv_attr = {
827 .attr = {
828 .name = "dcbx_tlv",
829 .mode = S_IRUSR,
830 },
831 .size = 0,
832 .read = qla2x00_sysfs_read_dcbx_tlv,
833 };
834
835 static struct sysfs_entry {
836 char *name;
837 struct bin_attribute *attr;
838 int is4GBp_only;
839 } bin_file_entries[] = {
840 { "fw_dump", &sysfs_fw_dump_attr, },
841 { "nvram", &sysfs_nvram_attr, },
842 { "optrom", &sysfs_optrom_attr, },
843 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
844 { "vpd", &sysfs_vpd_attr, 1 },
845 { "sfp", &sysfs_sfp_attr, 1 },
846 { "reset", &sysfs_reset_attr, },
847 { "edc", &sysfs_edc_attr, 2 },
848 { "edc_status", &sysfs_edc_status_attr, 2 },
849 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
850 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
851 { NULL },
852 };
853
854 void
855 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
856 {
857 struct Scsi_Host *host = vha->host;
858 struct sysfs_entry *iter;
859 int ret;
860
861 for (iter = bin_file_entries; iter->name; iter++) {
862 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
863 continue;
864 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
865 continue;
866 if (iter->is4GBp_only == 3 && !(IS_QLA8XXX_TYPE(vha->hw)))
867 continue;
868
869 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
870 iter->attr);
871 if (ret)
872 qla_printk(KERN_INFO, vha->hw,
873 "Unable to create sysfs %s binary attribute "
874 "(%d).\n", iter->name, ret);
875 }
876 }
877
878 void
879 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha)
880 {
881 struct Scsi_Host *host = vha->host;
882 struct sysfs_entry *iter;
883 struct qla_hw_data *ha = vha->hw;
884
885 for (iter = bin_file_entries; iter->name; iter++) {
886 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
887 continue;
888 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
889 continue;
890 if (iter->is4GBp_only == 3 && !!(IS_QLA8XXX_TYPE(vha->hw)))
891 continue;
892
893 sysfs_remove_bin_file(&host->shost_gendev.kobj,
894 iter->attr);
895 }
896
897 if (ha->beacon_blink_led == 1)
898 ha->isp_ops->beacon_off(vha);
899 }
900
901 /* Scsi_Host attributes. */
902
903 static ssize_t
904 qla2x00_drvr_version_show(struct device *dev,
905 struct device_attribute *attr, char *buf)
906 {
907 return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
908 }
909
910 static ssize_t
911 qla2x00_fw_version_show(struct device *dev,
912 struct device_attribute *attr, char *buf)
913 {
914 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
915 struct qla_hw_data *ha = vha->hw;
916 char fw_str[128];
917
918 return snprintf(buf, PAGE_SIZE, "%s\n",
919 ha->isp_ops->fw_version_str(vha, fw_str));
920 }
921
922 static ssize_t
923 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
924 char *buf)
925 {
926 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
927 struct qla_hw_data *ha = vha->hw;
928 uint32_t sn;
929
930 if (IS_FWI2_CAPABLE(ha)) {
931 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
932 return snprintf(buf, PAGE_SIZE, "%s\n", buf);
933 }
934
935 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
936 return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
937 sn % 100000);
938 }
939
940 static ssize_t
941 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
942 char *buf)
943 {
944 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
945 return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
946 }
947
948 static ssize_t
949 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
950 char *buf)
951 {
952 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
953 struct qla_hw_data *ha = vha->hw;
954 return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
955 ha->product_id[0], ha->product_id[1], ha->product_id[2],
956 ha->product_id[3]);
957 }
958
959 static ssize_t
960 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
961 char *buf)
962 {
963 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
964 return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
965 }
966
967 static ssize_t
968 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
969 char *buf)
970 {
971 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
972 return snprintf(buf, PAGE_SIZE, "%s\n",
973 vha->hw->model_desc ? vha->hw->model_desc : "");
974 }
975
976 static ssize_t
977 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
978 char *buf)
979 {
980 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
981 char pci_info[30];
982
983 return snprintf(buf, PAGE_SIZE, "%s\n",
984 vha->hw->isp_ops->pci_info_str(vha, pci_info));
985 }
986
987 static ssize_t
988 qla2x00_link_state_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 int len = 0;
994
995 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
996 atomic_read(&vha->loop_state) == LOOP_DEAD ||
997 vha->device_flags & DFLG_NO_CABLE)
998 len = snprintf(buf, PAGE_SIZE, "Link Down\n");
999 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1000 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1001 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1002 len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1003 else {
1004 len = snprintf(buf, PAGE_SIZE, "Link Up - ");
1005
1006 switch (ha->current_topology) {
1007 case ISP_CFG_NL:
1008 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1009 break;
1010 case ISP_CFG_FL:
1011 len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1012 break;
1013 case ISP_CFG_N:
1014 len += snprintf(buf + len, PAGE_SIZE-len,
1015 "N_Port to N_Port\n");
1016 break;
1017 case ISP_CFG_F:
1018 len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1019 break;
1020 default:
1021 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1022 break;
1023 }
1024 }
1025 return len;
1026 }
1027
1028 static ssize_t
1029 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1030 char *buf)
1031 {
1032 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1033 int len = 0;
1034
1035 switch (vha->hw->zio_mode) {
1036 case QLA_ZIO_MODE_6:
1037 len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1038 break;
1039 case QLA_ZIO_DISABLED:
1040 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1041 break;
1042 }
1043 return len;
1044 }
1045
1046 static ssize_t
1047 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1048 const char *buf, size_t count)
1049 {
1050 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1051 struct qla_hw_data *ha = vha->hw;
1052 int val = 0;
1053 uint16_t zio_mode;
1054
1055 if (!IS_ZIO_SUPPORTED(ha))
1056 return -ENOTSUPP;
1057
1058 if (sscanf(buf, "%d", &val) != 1)
1059 return -EINVAL;
1060
1061 if (val)
1062 zio_mode = QLA_ZIO_MODE_6;
1063 else
1064 zio_mode = QLA_ZIO_DISABLED;
1065
1066 /* Update per-hba values and queue a reset. */
1067 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1068 ha->zio_mode = zio_mode;
1069 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1070 }
1071 return strlen(buf);
1072 }
1073
1074 static ssize_t
1075 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1076 char *buf)
1077 {
1078 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1079
1080 return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1081 }
1082
1083 static ssize_t
1084 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1085 const char *buf, size_t count)
1086 {
1087 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1088 int val = 0;
1089 uint16_t zio_timer;
1090
1091 if (sscanf(buf, "%d", &val) != 1)
1092 return -EINVAL;
1093 if (val > 25500 || val < 100)
1094 return -ERANGE;
1095
1096 zio_timer = (uint16_t)(val / 100);
1097 vha->hw->zio_timer = zio_timer;
1098
1099 return strlen(buf);
1100 }
1101
1102 static ssize_t
1103 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1104 char *buf)
1105 {
1106 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1107 int len = 0;
1108
1109 if (vha->hw->beacon_blink_led)
1110 len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1111 else
1112 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1113 return len;
1114 }
1115
1116 static ssize_t
1117 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1118 const char *buf, size_t count)
1119 {
1120 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1121 struct qla_hw_data *ha = vha->hw;
1122 int val = 0;
1123 int rval;
1124
1125 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1126 return -EPERM;
1127
1128 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1129 qla_printk(KERN_WARNING, ha,
1130 "Abort ISP active -- ignoring beacon request.\n");
1131 return -EBUSY;
1132 }
1133
1134 if (sscanf(buf, "%d", &val) != 1)
1135 return -EINVAL;
1136
1137 if (val)
1138 rval = ha->isp_ops->beacon_on(vha);
1139 else
1140 rval = ha->isp_ops->beacon_off(vha);
1141
1142 if (rval != QLA_SUCCESS)
1143 count = 0;
1144
1145 return count;
1146 }
1147
1148 static ssize_t
1149 qla2x00_optrom_bios_version_show(struct device *dev,
1150 struct device_attribute *attr, char *buf)
1151 {
1152 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1153 struct qla_hw_data *ha = vha->hw;
1154 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1155 ha->bios_revision[0]);
1156 }
1157
1158 static ssize_t
1159 qla2x00_optrom_efi_version_show(struct device *dev,
1160 struct device_attribute *attr, char *buf)
1161 {
1162 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1163 struct qla_hw_data *ha = vha->hw;
1164 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1165 ha->efi_revision[0]);
1166 }
1167
1168 static ssize_t
1169 qla2x00_optrom_fcode_version_show(struct device *dev,
1170 struct device_attribute *attr, char *buf)
1171 {
1172 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1173 struct qla_hw_data *ha = vha->hw;
1174 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1175 ha->fcode_revision[0]);
1176 }
1177
1178 static ssize_t
1179 qla2x00_optrom_fw_version_show(struct device *dev,
1180 struct device_attribute *attr, char *buf)
1181 {
1182 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1183 struct qla_hw_data *ha = vha->hw;
1184 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1185 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1186 ha->fw_revision[3]);
1187 }
1188
1189 static ssize_t
1190 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1191 struct device_attribute *attr, char *buf)
1192 {
1193 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1194 struct qla_hw_data *ha = vha->hw;
1195
1196 if (!IS_QLA81XX(ha))
1197 return snprintf(buf, PAGE_SIZE, "\n");
1198
1199 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1200 ha->gold_fw_version[0], ha->gold_fw_version[1],
1201 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1202 }
1203
1204 static ssize_t
1205 qla2x00_total_isp_aborts_show(struct device *dev,
1206 struct device_attribute *attr, char *buf)
1207 {
1208 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1209 struct qla_hw_data *ha = vha->hw;
1210 return snprintf(buf, PAGE_SIZE, "%d\n",
1211 ha->qla_stats.total_isp_aborts);
1212 }
1213
1214 static ssize_t
1215 qla24xx_84xx_fw_version_show(struct device *dev,
1216 struct device_attribute *attr, char *buf)
1217 {
1218 int rval = QLA_SUCCESS;
1219 uint16_t status[2] = {0, 0};
1220 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1221 struct qla_hw_data *ha = vha->hw;
1222
1223 if (!IS_QLA84XX(ha))
1224 return snprintf(buf, PAGE_SIZE, "\n");
1225
1226 if (ha->cs84xx->op_fw_version == 0)
1227 rval = qla84xx_verify_chip(vha, status);
1228
1229 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1230 return snprintf(buf, PAGE_SIZE, "%u\n",
1231 (uint32_t)ha->cs84xx->op_fw_version);
1232
1233 return snprintf(buf, PAGE_SIZE, "\n");
1234 }
1235
1236 static ssize_t
1237 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1238 char *buf)
1239 {
1240 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1241 struct qla_hw_data *ha = vha->hw;
1242
1243 if (!IS_QLA81XX(ha))
1244 return snprintf(buf, PAGE_SIZE, "\n");
1245
1246 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1247 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1248 ha->mpi_capabilities);
1249 }
1250
1251 static ssize_t
1252 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1253 char *buf)
1254 {
1255 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1256 struct qla_hw_data *ha = vha->hw;
1257
1258 if (!IS_QLA81XX(ha))
1259 return snprintf(buf, PAGE_SIZE, "\n");
1260
1261 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1262 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1263 }
1264
1265 static ssize_t
1266 qla2x00_flash_block_size_show(struct device *dev,
1267 struct device_attribute *attr, char *buf)
1268 {
1269 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1270 struct qla_hw_data *ha = vha->hw;
1271
1272 return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1273 }
1274
1275 static ssize_t
1276 qla2x00_vlan_id_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
1281 if (!IS_QLA8XXX_TYPE(vha->hw))
1282 return snprintf(buf, PAGE_SIZE, "\n");
1283
1284 return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1285 }
1286
1287 static ssize_t
1288 qla2x00_vn_port_mac_address_show(struct device *dev,
1289 struct device_attribute *attr, char *buf)
1290 {
1291 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1292
1293 if (!IS_QLA8XXX_TYPE(vha->hw))
1294 return snprintf(buf, PAGE_SIZE, "\n");
1295
1296 return snprintf(buf, PAGE_SIZE, "%02x:%02x:%02x:%02x:%02x:%02x\n",
1297 vha->fcoe_vn_port_mac[5], vha->fcoe_vn_port_mac[4],
1298 vha->fcoe_vn_port_mac[3], vha->fcoe_vn_port_mac[2],
1299 vha->fcoe_vn_port_mac[1], vha->fcoe_vn_port_mac[0]);
1300 }
1301
1302 static ssize_t
1303 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1304 char *buf)
1305 {
1306 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1307
1308 return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1309 }
1310
1311 static ssize_t
1312 qla2x00_thermal_temp_show(struct device *dev,
1313 struct device_attribute *attr, char *buf)
1314 {
1315 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1316 int rval = QLA_FUNCTION_FAILED;
1317 uint16_t temp, frac;
1318
1319 if (!vha->hw->flags.thermal_supported)
1320 return snprintf(buf, PAGE_SIZE, "\n");
1321
1322 temp = frac = 0;
1323 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1324 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1325 DEBUG2_3_11(printk(KERN_WARNING
1326 "%s(%ld): isp reset in progress.\n",
1327 __func__, vha->host_no));
1328 else if (!vha->hw->flags.eeh_busy)
1329 rval = qla2x00_get_thermal_temp(vha, &temp, &frac);
1330 if (rval != QLA_SUCCESS)
1331 temp = frac = 0;
1332
1333 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", temp, frac);
1334 }
1335
1336 static ssize_t
1337 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1338 char *buf)
1339 {
1340 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1341 int rval = QLA_FUNCTION_FAILED;
1342 uint16_t state[5];
1343
1344 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1345 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1346 DEBUG2_3_11(printk("%s(%ld): isp reset in progress.\n",
1347 __func__, vha->host_no));
1348 else if (!vha->hw->flags.eeh_busy)
1349 rval = qla2x00_get_firmware_state(vha, state);
1350 if (rval != QLA_SUCCESS)
1351 memset(state, -1, sizeof(state));
1352
1353 return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1354 state[1], state[2], state[3], state[4]);
1355 }
1356
1357 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1358 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1359 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1360 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1361 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1362 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1363 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1364 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1365 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1366 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1367 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1368 qla2x00_zio_timer_store);
1369 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1370 qla2x00_beacon_store);
1371 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1372 qla2x00_optrom_bios_version_show, NULL);
1373 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1374 qla2x00_optrom_efi_version_show, NULL);
1375 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1376 qla2x00_optrom_fcode_version_show, NULL);
1377 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1378 NULL);
1379 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1380 qla2x00_optrom_gold_fw_version_show, NULL);
1381 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1382 NULL);
1383 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1384 NULL);
1385 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1386 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1387 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1388 NULL);
1389 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1390 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1391 qla2x00_vn_port_mac_address_show, NULL);
1392 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1393 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1394 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1395
1396 struct device_attribute *qla2x00_host_attrs[] = {
1397 &dev_attr_driver_version,
1398 &dev_attr_fw_version,
1399 &dev_attr_serial_num,
1400 &dev_attr_isp_name,
1401 &dev_attr_isp_id,
1402 &dev_attr_model_name,
1403 &dev_attr_model_desc,
1404 &dev_attr_pci_info,
1405 &dev_attr_link_state,
1406 &dev_attr_zio,
1407 &dev_attr_zio_timer,
1408 &dev_attr_beacon,
1409 &dev_attr_optrom_bios_version,
1410 &dev_attr_optrom_efi_version,
1411 &dev_attr_optrom_fcode_version,
1412 &dev_attr_optrom_fw_version,
1413 &dev_attr_84xx_fw_version,
1414 &dev_attr_total_isp_aborts,
1415 &dev_attr_mpi_version,
1416 &dev_attr_phy_version,
1417 &dev_attr_flash_block_size,
1418 &dev_attr_vlan_id,
1419 &dev_attr_vn_port_mac_address,
1420 &dev_attr_fabric_param,
1421 &dev_attr_fw_state,
1422 &dev_attr_optrom_gold_fw_version,
1423 &dev_attr_thermal_temp,
1424 NULL,
1425 };
1426
1427 /* Host attributes. */
1428
1429 static void
1430 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1431 {
1432 scsi_qla_host_t *vha = shost_priv(shost);
1433
1434 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1435 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1436 }
1437
1438 static void
1439 qla2x00_get_host_speed(struct Scsi_Host *shost)
1440 {
1441 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1442 (shost_priv(shost)))->hw;
1443 u32 speed = FC_PORTSPEED_UNKNOWN;
1444
1445 switch (ha->link_data_rate) {
1446 case PORT_SPEED_1GB:
1447 speed = FC_PORTSPEED_1GBIT;
1448 break;
1449 case PORT_SPEED_2GB:
1450 speed = FC_PORTSPEED_2GBIT;
1451 break;
1452 case PORT_SPEED_4GB:
1453 speed = FC_PORTSPEED_4GBIT;
1454 break;
1455 case PORT_SPEED_8GB:
1456 speed = FC_PORTSPEED_8GBIT;
1457 break;
1458 case PORT_SPEED_10GB:
1459 speed = FC_PORTSPEED_10GBIT;
1460 break;
1461 }
1462 fc_host_speed(shost) = speed;
1463 }
1464
1465 static void
1466 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1467 {
1468 scsi_qla_host_t *vha = shost_priv(shost);
1469 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1470
1471 if (vha->vp_idx) {
1472 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1473 return;
1474 }
1475 switch (vha->hw->current_topology) {
1476 case ISP_CFG_NL:
1477 port_type = FC_PORTTYPE_LPORT;
1478 break;
1479 case ISP_CFG_FL:
1480 port_type = FC_PORTTYPE_NLPORT;
1481 break;
1482 case ISP_CFG_N:
1483 port_type = FC_PORTTYPE_PTP;
1484 break;
1485 case ISP_CFG_F:
1486 port_type = FC_PORTTYPE_NPORT;
1487 break;
1488 }
1489 fc_host_port_type(shost) = port_type;
1490 }
1491
1492 static void
1493 qla2x00_get_starget_node_name(struct scsi_target *starget)
1494 {
1495 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1496 scsi_qla_host_t *vha = shost_priv(host);
1497 fc_port_t *fcport;
1498 u64 node_name = 0;
1499
1500 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1501 if (fcport->rport &&
1502 starget->id == fcport->rport->scsi_target_id) {
1503 node_name = wwn_to_u64(fcport->node_name);
1504 break;
1505 }
1506 }
1507
1508 fc_starget_node_name(starget) = node_name;
1509 }
1510
1511 static void
1512 qla2x00_get_starget_port_name(struct scsi_target *starget)
1513 {
1514 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1515 scsi_qla_host_t *vha = shost_priv(host);
1516 fc_port_t *fcport;
1517 u64 port_name = 0;
1518
1519 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1520 if (fcport->rport &&
1521 starget->id == fcport->rport->scsi_target_id) {
1522 port_name = wwn_to_u64(fcport->port_name);
1523 break;
1524 }
1525 }
1526
1527 fc_starget_port_name(starget) = port_name;
1528 }
1529
1530 static void
1531 qla2x00_get_starget_port_id(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 uint32_t port_id = ~0U;
1537
1538 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1539 if (fcport->rport &&
1540 starget->id == fcport->rport->scsi_target_id) {
1541 port_id = fcport->d_id.b.domain << 16 |
1542 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1543 break;
1544 }
1545 }
1546
1547 fc_starget_port_id(starget) = port_id;
1548 }
1549
1550 static void
1551 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1552 {
1553 if (timeout)
1554 rport->dev_loss_tmo = timeout;
1555 else
1556 rport->dev_loss_tmo = 1;
1557 }
1558
1559 static void
1560 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1561 {
1562 struct Scsi_Host *host = rport_to_shost(rport);
1563 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1564 unsigned long flags;
1565
1566 if (!fcport)
1567 return;
1568
1569 /* Now that the rport has been deleted, set the fcport state to
1570 FCS_DEVICE_DEAD */
1571 atomic_set(&fcport->state, FCS_DEVICE_DEAD);
1572
1573 /*
1574 * Transport has effectively 'deleted' the rport, clear
1575 * all local references.
1576 */
1577 spin_lock_irqsave(host->host_lock, flags);
1578 fcport->rport = fcport->drport = NULL;
1579 *((fc_port_t **)rport->dd_data) = NULL;
1580 spin_unlock_irqrestore(host->host_lock, flags);
1581
1582 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1583 return;
1584
1585 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1586 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1587 return;
1588 }
1589 }
1590
1591 static void
1592 qla2x00_terminate_rport_io(struct fc_rport *rport)
1593 {
1594 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1595
1596 if (!fcport)
1597 return;
1598
1599 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1600 return;
1601
1602 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1603 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1604 return;
1605 }
1606 /*
1607 * At this point all fcport's software-states are cleared. Perform any
1608 * final cleanup of firmware resources (PCBs and XCBs).
1609 */
1610 if (fcport->loop_id != FC_NO_LOOP_ID &&
1611 !test_bit(UNLOADING, &fcport->vha->dpc_flags))
1612 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1613 fcport->loop_id, fcport->d_id.b.domain,
1614 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1615 }
1616
1617 static int
1618 qla2x00_issue_lip(struct Scsi_Host *shost)
1619 {
1620 scsi_qla_host_t *vha = shost_priv(shost);
1621
1622 qla2x00_loop_reset(vha);
1623 return 0;
1624 }
1625
1626 static struct fc_host_statistics *
1627 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1628 {
1629 scsi_qla_host_t *vha = shost_priv(shost);
1630 struct qla_hw_data *ha = vha->hw;
1631 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1632 int rval;
1633 struct link_statistics *stats;
1634 dma_addr_t stats_dma;
1635 struct fc_host_statistics *pfc_host_stat;
1636
1637 pfc_host_stat = &ha->fc_host_stat;
1638 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1639
1640 if (test_bit(UNLOADING, &vha->dpc_flags))
1641 goto done;
1642
1643 if (unlikely(pci_channel_offline(ha->pdev)))
1644 goto done;
1645
1646 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1647 if (stats == NULL) {
1648 DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
1649 __func__, base_vha->host_no));
1650 goto done;
1651 }
1652 memset(stats, 0, DMA_POOL_SIZE);
1653
1654 rval = QLA_FUNCTION_FAILED;
1655 if (IS_FWI2_CAPABLE(ha)) {
1656 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1657 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1658 !test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) &&
1659 !test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
1660 !ha->dpc_active) {
1661 /* Must be in a 'READY' state for statistics retrieval. */
1662 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1663 stats, stats_dma);
1664 }
1665
1666 if (rval != QLA_SUCCESS)
1667 goto done_free;
1668
1669 pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1670 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1671 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1672 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1673 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1674 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1675 if (IS_FWI2_CAPABLE(ha)) {
1676 pfc_host_stat->lip_count = stats->lip_cnt;
1677 pfc_host_stat->tx_frames = stats->tx_frames;
1678 pfc_host_stat->rx_frames = stats->rx_frames;
1679 pfc_host_stat->dumped_frames = stats->dumped_frames;
1680 pfc_host_stat->nos_count = stats->nos_rcvd;
1681 }
1682 pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20;
1683 pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20;
1684
1685 done_free:
1686 dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1687 done:
1688 return pfc_host_stat;
1689 }
1690
1691 static void
1692 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1693 {
1694 scsi_qla_host_t *vha = shost_priv(shost);
1695
1696 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1697 }
1698
1699 static void
1700 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1701 {
1702 scsi_qla_host_t *vha = shost_priv(shost);
1703
1704 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1705 }
1706
1707 static void
1708 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1709 {
1710 scsi_qla_host_t *vha = shost_priv(shost);
1711 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1712 0xFF, 0xFF, 0xFF, 0xFF};
1713 u64 fabric_name = wwn_to_u64(node_name);
1714
1715 if (vha->device_flags & SWITCH_FOUND)
1716 fabric_name = wwn_to_u64(vha->fabric_node_name);
1717
1718 fc_host_fabric_name(shost) = fabric_name;
1719 }
1720
1721 static void
1722 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1723 {
1724 scsi_qla_host_t *vha = shost_priv(shost);
1725 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1726
1727 if (!base_vha->flags.online)
1728 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1729 else if (atomic_read(&base_vha->loop_state) == LOOP_TIMEOUT)
1730 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1731 else
1732 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1733 }
1734
1735 static int
1736 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1737 {
1738 int ret = 0;
1739 uint8_t qos = 0;
1740 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1741 scsi_qla_host_t *vha = NULL;
1742 struct qla_hw_data *ha = base_vha->hw;
1743 uint16_t options = 0;
1744 int cnt;
1745 struct req_que *req = ha->req_q_map[0];
1746
1747 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1748 if (ret) {
1749 DEBUG15(printk("qla24xx_vport_create_req_sanity_check failed, "
1750 "status %x\n", ret));
1751 return (ret);
1752 }
1753
1754 vha = qla24xx_create_vhost(fc_vport);
1755 if (vha == NULL) {
1756 DEBUG15(printk ("qla24xx_create_vhost failed, vha = %p\n",
1757 vha));
1758 return FC_VPORT_FAILED;
1759 }
1760 if (disable) {
1761 atomic_set(&vha->vp_state, VP_OFFLINE);
1762 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1763 } else
1764 atomic_set(&vha->vp_state, VP_FAILED);
1765
1766 /* ready to create vport */
1767 qla_printk(KERN_INFO, vha->hw, "VP entry id %d assigned.\n",
1768 vha->vp_idx);
1769
1770 /* initialized vport states */
1771 atomic_set(&vha->loop_state, LOOP_DOWN);
1772 vha->vp_err_state= VP_ERR_PORTDWN;
1773 vha->vp_prev_err_state= VP_ERR_UNKWN;
1774 /* Check if physical ha port is Up */
1775 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1776 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1777 /* Don't retry or attempt login of this virtual port */
1778 DEBUG15(printk ("scsi(%ld): pport loop_state is not UP.\n",
1779 base_vha->host_no));
1780 atomic_set(&vha->loop_state, LOOP_DEAD);
1781 if (!disable)
1782 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1783 }
1784
1785 if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) {
1786 if (ha->fw_attributes & BIT_4) {
1787 vha->flags.difdix_supported = 1;
1788 DEBUG18(qla_printk(KERN_INFO, ha,
1789 "Registering for DIF/DIX type 1 and 3"
1790 " protection.\n"));
1791 scsi_host_set_prot(vha->host,
1792 SHOST_DIF_TYPE1_PROTECTION
1793 | SHOST_DIF_TYPE2_PROTECTION
1794 | SHOST_DIF_TYPE3_PROTECTION
1795 | SHOST_DIX_TYPE1_PROTECTION
1796 | SHOST_DIX_TYPE2_PROTECTION
1797 | SHOST_DIX_TYPE3_PROTECTION);
1798 scsi_host_set_guard(vha->host, SHOST_DIX_GUARD_CRC);
1799 } else
1800 vha->flags.difdix_supported = 0;
1801 }
1802
1803 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1804 &ha->pdev->dev)) {
1805 DEBUG15(printk("scsi(%ld): scsi_add_host failure for VP[%d].\n",
1806 vha->host_no, vha->vp_idx));
1807 goto vport_create_failed_2;
1808 }
1809
1810 /* initialize attributes */
1811 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1812 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1813 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1814 fc_host_supported_classes(vha->host) =
1815 fc_host_supported_classes(base_vha->host);
1816 fc_host_supported_speeds(vha->host) =
1817 fc_host_supported_speeds(base_vha->host);
1818
1819 qla24xx_vport_disable(fc_vport, disable);
1820
1821 if (ha->flags.cpu_affinity_enabled) {
1822 req = ha->req_q_map[1];
1823 goto vport_queue;
1824 } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1825 goto vport_queue;
1826 /* Create a request queue in QoS mode for the vport */
1827 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1828 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1829 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1830 8) == 0) {
1831 qos = ha->npiv_info[cnt].q_qos;
1832 break;
1833 }
1834 }
1835 if (qos) {
1836 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1837 qos);
1838 if (!ret)
1839 qla_printk(KERN_WARNING, ha,
1840 "Can't create request queue for vp_idx:%d\n",
1841 vha->vp_idx);
1842 else {
1843 DEBUG2(qla_printk(KERN_INFO, ha,
1844 "Request Que:%d (QoS: %d) created for vp_idx:%d\n",
1845 ret, qos, vha->vp_idx));
1846 req = ha->req_q_map[ret];
1847 }
1848 }
1849
1850 vport_queue:
1851 vha->req = req;
1852 return 0;
1853
1854 vport_create_failed_2:
1855 qla24xx_disable_vp(vha);
1856 qla24xx_deallocate_vp_id(vha);
1857 scsi_host_put(vha->host);
1858 return FC_VPORT_FAILED;
1859 }
1860
1861 static int
1862 qla24xx_vport_delete(struct fc_vport *fc_vport)
1863 {
1864 scsi_qla_host_t *vha = fc_vport->dd_data;
1865 struct qla_hw_data *ha = vha->hw;
1866 uint16_t id = vha->vp_idx;
1867
1868 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1869 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1870 msleep(1000);
1871
1872 qla24xx_disable_vp(vha);
1873
1874 vha->flags.delete_progress = 1;
1875
1876 fc_remove_host(vha->host);
1877
1878 scsi_remove_host(vha->host);
1879
1880 if (vha->timer_active) {
1881 qla2x00_vp_stop_timer(vha);
1882 DEBUG15(printk(KERN_INFO "scsi(%ld): timer for the vport[%d]"
1883 " = %p has stopped\n", vha->host_no, vha->vp_idx, vha));
1884 }
1885
1886 qla24xx_deallocate_vp_id(vha);
1887
1888 /* No pending activities shall be there on the vha now */
1889 DEBUG(msleep(random32()%10)); /* Just to see if something falls on
1890 * the net we have placed below */
1891
1892 BUG_ON(atomic_read(&vha->vref_count));
1893
1894 qla2x00_free_fcports(vha);
1895
1896 mutex_lock(&ha->vport_lock);
1897 ha->cur_vport_count--;
1898 clear_bit(vha->vp_idx, ha->vp_idx_map);
1899 mutex_unlock(&ha->vport_lock);
1900
1901 if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
1902 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
1903 qla_printk(KERN_WARNING, ha,
1904 "Queue delete failed.\n");
1905 }
1906
1907 scsi_host_put(vha->host);
1908 qla_printk(KERN_INFO, ha, "vport %d deleted\n", id);
1909 return 0;
1910 }
1911
1912 static int
1913 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
1914 {
1915 scsi_qla_host_t *vha = fc_vport->dd_data;
1916
1917 if (disable)
1918 qla24xx_disable_vp(vha);
1919 else
1920 qla24xx_enable_vp(vha);
1921
1922 return 0;
1923 }
1924
1925 struct fc_function_template qla2xxx_transport_functions = {
1926
1927 .show_host_node_name = 1,
1928 .show_host_port_name = 1,
1929 .show_host_supported_classes = 1,
1930 .show_host_supported_speeds = 1,
1931
1932 .get_host_port_id = qla2x00_get_host_port_id,
1933 .show_host_port_id = 1,
1934 .get_host_speed = qla2x00_get_host_speed,
1935 .show_host_speed = 1,
1936 .get_host_port_type = qla2x00_get_host_port_type,
1937 .show_host_port_type = 1,
1938 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
1939 .show_host_symbolic_name = 1,
1940 .set_host_system_hostname = qla2x00_set_host_system_hostname,
1941 .show_host_system_hostname = 1,
1942 .get_host_fabric_name = qla2x00_get_host_fabric_name,
1943 .show_host_fabric_name = 1,
1944 .get_host_port_state = qla2x00_get_host_port_state,
1945 .show_host_port_state = 1,
1946
1947 .dd_fcrport_size = sizeof(struct fc_port *),
1948 .show_rport_supported_classes = 1,
1949
1950 .get_starget_node_name = qla2x00_get_starget_node_name,
1951 .show_starget_node_name = 1,
1952 .get_starget_port_name = qla2x00_get_starget_port_name,
1953 .show_starget_port_name = 1,
1954 .get_starget_port_id = qla2x00_get_starget_port_id,
1955 .show_starget_port_id = 1,
1956
1957 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
1958 .show_rport_dev_loss_tmo = 1,
1959
1960 .issue_fc_host_lip = qla2x00_issue_lip,
1961 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
1962 .terminate_rport_io = qla2x00_terminate_rport_io,
1963 .get_fc_host_stats = qla2x00_get_fc_host_stats,
1964
1965 .vport_create = qla24xx_vport_create,
1966 .vport_disable = qla24xx_vport_disable,
1967 .vport_delete = qla24xx_vport_delete,
1968 .bsg_request = qla24xx_bsg_request,
1969 .bsg_timeout = qla24xx_bsg_timeout,
1970 };
1971
1972 struct fc_function_template qla2xxx_transport_vport_functions = {
1973
1974 .show_host_node_name = 1,
1975 .show_host_port_name = 1,
1976 .show_host_supported_classes = 1,
1977
1978 .get_host_port_id = qla2x00_get_host_port_id,
1979 .show_host_port_id = 1,
1980 .get_host_speed = qla2x00_get_host_speed,
1981 .show_host_speed = 1,
1982 .get_host_port_type = qla2x00_get_host_port_type,
1983 .show_host_port_type = 1,
1984 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
1985 .show_host_symbolic_name = 1,
1986 .set_host_system_hostname = qla2x00_set_host_system_hostname,
1987 .show_host_system_hostname = 1,
1988 .get_host_fabric_name = qla2x00_get_host_fabric_name,
1989 .show_host_fabric_name = 1,
1990 .get_host_port_state = qla2x00_get_host_port_state,
1991 .show_host_port_state = 1,
1992
1993 .dd_fcrport_size = sizeof(struct fc_port *),
1994 .show_rport_supported_classes = 1,
1995
1996 .get_starget_node_name = qla2x00_get_starget_node_name,
1997 .show_starget_node_name = 1,
1998 .get_starget_port_name = qla2x00_get_starget_port_name,
1999 .show_starget_port_name = 1,
2000 .get_starget_port_id = qla2x00_get_starget_port_id,
2001 .show_starget_port_id = 1,
2002
2003 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2004 .show_rport_dev_loss_tmo = 1,
2005
2006 .issue_fc_host_lip = qla2x00_issue_lip,
2007 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2008 .terminate_rport_io = qla2x00_terminate_rport_io,
2009 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2010 .bsg_request = qla24xx_bsg_request,
2011 .bsg_timeout = qla24xx_bsg_timeout,
2012 };
2013
2014 void
2015 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2016 {
2017 struct qla_hw_data *ha = vha->hw;
2018 u32 speed = FC_PORTSPEED_UNKNOWN;
2019
2020 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2021 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2022 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2023 fc_host_supported_classes(vha->host) = FC_COS_CLASS3;
2024 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2025 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2026
2027 if (IS_QLA8XXX_TYPE(ha))
2028 speed = FC_PORTSPEED_10GBIT;
2029 else if (IS_QLA25XX(ha))
2030 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2031 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2032 else if (IS_QLA24XX_TYPE(ha))
2033 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2034 FC_PORTSPEED_1GBIT;
2035 else if (IS_QLA23XX(ha))
2036 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2037 else
2038 speed = FC_PORTSPEED_1GBIT;
2039 fc_host_supported_speeds(vha->host) = speed;
2040 }
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree