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x86/xen: resume timer irqs early
[linux/fpc-iii.git] / drivers / scsi / qla2xxx / qla_attr.c
blob5f174b83f56fb3dab862d01aa56a3e72935a941a
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2013 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8 #include "qla_target.h"
9
10 #include <linux/kthread.h>
11 #include <linux/vmalloc.h>
12 #include <linux/slab.h>
13 #include <linux/delay.h>
14
15 static int qla24xx_vport_disable(struct fc_vport *, bool);
16
17 /* SYSFS attributes --------------------------------------------------------- */
18
19 static ssize_t
20 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
21 struct bin_attribute *bin_attr,
22 char *buf, loff_t off, size_t count)
23 {
24 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
25 struct device, kobj)));
26 struct qla_hw_data *ha = vha->hw;
27 int rval = 0;
28
29 if (!(ha->fw_dump_reading || ha->mctp_dump_reading))
30 return 0;
31
32 if (IS_P3P_TYPE(ha)) {
33 if (off < ha->md_template_size) {
34 rval = memory_read_from_buffer(buf, count,
35 &off, ha->md_tmplt_hdr, ha->md_template_size);
36 return rval;
37 }
38 off -= ha->md_template_size;
39 rval = memory_read_from_buffer(buf, count,
40 &off, ha->md_dump, ha->md_dump_size);
41 return rval;
42 } else if (ha->mctp_dumped && ha->mctp_dump_reading)
43 return memory_read_from_buffer(buf, count, &off, ha->mctp_dump,
44 MCTP_DUMP_SIZE);
45 else if (ha->fw_dump_reading)
46 return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
47 ha->fw_dump_len);
48 else
49 return 0;
50 }
51
52 static ssize_t
53 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
54 struct bin_attribute *bin_attr,
55 char *buf, loff_t off, size_t count)
56 {
57 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
58 struct device, kobj)));
59 struct qla_hw_data *ha = vha->hw;
60 int reading;
61
62 if (off != 0)
63 return (0);
64
65 reading = simple_strtol(buf, NULL, 10);
66 switch (reading) {
67 case 0:
68 if (!ha->fw_dump_reading)
69 break;
70
71 ql_log(ql_log_info, vha, 0x705d,
72 "Firmware dump cleared on (%ld).\n", vha->host_no);
73
74 if (IS_P3P_TYPE(ha)) {
75 qla82xx_md_free(vha);
76 qla82xx_md_prep(vha);
77 }
78 ha->fw_dump_reading = 0;
79 ha->fw_dumped = 0;
80 break;
81 case 1:
82 if (ha->fw_dumped && !ha->fw_dump_reading) {
83 ha->fw_dump_reading = 1;
84
85 ql_log(ql_log_info, vha, 0x705e,
86 "Raw firmware dump ready for read on (%ld).\n",
87 vha->host_no);
88 }
89 break;
90 case 2:
91 qla2x00_alloc_fw_dump(vha);
92 break;
93 case 3:
94 if (IS_QLA82XX(ha)) {
95 qla82xx_idc_lock(ha);
96 qla82xx_set_reset_owner(vha);
97 qla82xx_idc_unlock(ha);
98 } else if (IS_QLA8044(ha)) {
99 qla8044_idc_lock(ha);
100 qla82xx_set_reset_owner(vha);
101 qla8044_idc_unlock(ha);
102 } else
103 qla2x00_system_error(vha);
104 break;
105 case 4:
106 if (IS_P3P_TYPE(ha)) {
107 if (ha->md_tmplt_hdr)
108 ql_dbg(ql_dbg_user, vha, 0x705b,
109 "MiniDump supported with this firmware.\n");
110 else
111 ql_dbg(ql_dbg_user, vha, 0x709d,
112 "MiniDump not supported with this firmware.\n");
113 }
114 break;
115 case 5:
116 if (IS_P3P_TYPE(ha))
117 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
118 break;
119 case 6:
120 if (!ha->mctp_dump_reading)
121 break;
122 ql_log(ql_log_info, vha, 0x70c1,
123 "MCTP dump cleared on (%ld).\n", vha->host_no);
124 ha->mctp_dump_reading = 0;
125 ha->mctp_dumped = 0;
126 break;
127 case 7:
128 if (ha->mctp_dumped && !ha->mctp_dump_reading) {
129 ha->mctp_dump_reading = 1;
130 ql_log(ql_log_info, vha, 0x70c2,
131 "Raw mctp dump ready for read on (%ld).\n",
132 vha->host_no);
133 }
134 break;
135 }
136 return count;
137 }
138
139 static struct bin_attribute sysfs_fw_dump_attr = {
140 .attr = {
141 .name = "fw_dump",
142 .mode = S_IRUSR | S_IWUSR,
143 },
144 .size = 0,
145 .read = qla2x00_sysfs_read_fw_dump,
146 .write = qla2x00_sysfs_write_fw_dump,
147 };
148
149 static ssize_t
150 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
151 struct bin_attribute *bin_attr,
152 char *buf, loff_t off, size_t count)
153 {
154 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
155 struct device, kobj)));
156 struct qla_hw_data *ha = vha->hw;
157
158 if (!capable(CAP_SYS_ADMIN))
159 return 0;
160
161 if (IS_NOCACHE_VPD_TYPE(ha))
162 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
163 ha->nvram_size);
164 return memory_read_from_buffer(buf, count, &off, ha->nvram,
165 ha->nvram_size);
166 }
167
168 static ssize_t
169 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
170 struct bin_attribute *bin_attr,
171 char *buf, loff_t off, size_t count)
172 {
173 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
174 struct device, kobj)));
175 struct qla_hw_data *ha = vha->hw;
176 uint16_t cnt;
177
178 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
179 !ha->isp_ops->write_nvram)
180 return -EINVAL;
181
182 /* Checksum NVRAM. */
183 if (IS_FWI2_CAPABLE(ha)) {
184 uint32_t *iter;
185 uint32_t chksum;
186
187 iter = (uint32_t *)buf;
188 chksum = 0;
189 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++)
190 chksum += le32_to_cpu(*iter++);
191 chksum = ~chksum + 1;
192 *iter = cpu_to_le32(chksum);
193 } else {
194 uint8_t *iter;
195 uint8_t chksum;
196
197 iter = (uint8_t *)buf;
198 chksum = 0;
199 for (cnt = 0; cnt < count - 1; cnt++)
200 chksum += *iter++;
201 chksum = ~chksum + 1;
202 *iter = chksum;
203 }
204
205 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
206 ql_log(ql_log_warn, vha, 0x705f,
207 "HBA not online, failing NVRAM update.\n");
208 return -EAGAIN;
209 }
210
211 /* Write NVRAM. */
212 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count);
213 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base,
214 count);
215
216 ql_dbg(ql_dbg_user, vha, 0x7060,
217 "Setting ISP_ABORT_NEEDED\n");
218 /* NVRAM settings take effect immediately. */
219 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
220 qla2xxx_wake_dpc(vha);
221 qla2x00_wait_for_chip_reset(vha);
222
223 return count;
224 }
225
226 static struct bin_attribute sysfs_nvram_attr = {
227 .attr = {
228 .name = "nvram",
229 .mode = S_IRUSR | S_IWUSR,
230 },
231 .size = 512,
232 .read = qla2x00_sysfs_read_nvram,
233 .write = qla2x00_sysfs_write_nvram,
234 };
235
236 static ssize_t
237 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
238 struct bin_attribute *bin_attr,
239 char *buf, loff_t off, size_t count)
240 {
241 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
242 struct device, kobj)));
243 struct qla_hw_data *ha = vha->hw;
244
245 if (ha->optrom_state != QLA_SREADING)
246 return 0;
247
248 return memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
249 ha->optrom_region_size);
250 }
251
252 static ssize_t
253 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
254 struct bin_attribute *bin_attr,
255 char *buf, loff_t off, size_t count)
256 {
257 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
258 struct device, kobj)));
259 struct qla_hw_data *ha = vha->hw;
260
261 if (ha->optrom_state != QLA_SWRITING)
262 return -EINVAL;
263 if (off > ha->optrom_region_size)
264 return -ERANGE;
265 if (off + count > ha->optrom_region_size)
266 count = ha->optrom_region_size - off;
267
268 memcpy(&ha->optrom_buffer[off], buf, count);
269
270 return count;
271 }
272
273 static struct bin_attribute sysfs_optrom_attr = {
274 .attr = {
275 .name = "optrom",
276 .mode = S_IRUSR | S_IWUSR,
277 },
278 .size = 0,
279 .read = qla2x00_sysfs_read_optrom,
280 .write = qla2x00_sysfs_write_optrom,
281 };
282
283 static ssize_t
284 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
285 struct bin_attribute *bin_attr,
286 char *buf, loff_t off, size_t count)
287 {
288 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
289 struct device, kobj)));
290 struct qla_hw_data *ha = vha->hw;
291
292 uint32_t start = 0;
293 uint32_t size = ha->optrom_size;
294 int val, valid;
295
296 if (off)
297 return -EINVAL;
298
299 if (unlikely(pci_channel_offline(ha->pdev)))
300 return -EAGAIN;
301
302 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
303 return -EINVAL;
304 if (start > ha->optrom_size)
305 return -EINVAL;
306
307 switch (val) {
308 case 0:
309 if (ha->optrom_state != QLA_SREADING &&
310 ha->optrom_state != QLA_SWRITING)
311 return -EINVAL;
312
313 ha->optrom_state = QLA_SWAITING;
314
315 ql_dbg(ql_dbg_user, vha, 0x7061,
316 "Freeing flash region allocation -- 0x%x bytes.\n",
317 ha->optrom_region_size);
318
319 vfree(ha->optrom_buffer);
320 ha->optrom_buffer = NULL;
321 break;
322 case 1:
323 if (ha->optrom_state != QLA_SWAITING)
324 return -EINVAL;
325
326 ha->optrom_region_start = start;
327 ha->optrom_region_size = start + size > ha->optrom_size ?
328 ha->optrom_size - start : size;
329
330 ha->optrom_state = QLA_SREADING;
331 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
332 if (ha->optrom_buffer == NULL) {
333 ql_log(ql_log_warn, vha, 0x7062,
334 "Unable to allocate memory for optrom retrieval "
335 "(%x).\n", ha->optrom_region_size);
336
337 ha->optrom_state = QLA_SWAITING;
338 return -ENOMEM;
339 }
340
341 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
342 ql_log(ql_log_warn, vha, 0x7063,
343 "HBA not online, failing NVRAM update.\n");
344 return -EAGAIN;
345 }
346
347 ql_dbg(ql_dbg_user, vha, 0x7064,
348 "Reading flash region -- 0x%x/0x%x.\n",
349 ha->optrom_region_start, ha->optrom_region_size);
350
351 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
352 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
353 ha->optrom_region_start, ha->optrom_region_size);
354 break;
355 case 2:
356 if (ha->optrom_state != QLA_SWAITING)
357 return -EINVAL;
358
359 /*
360 * We need to be more restrictive on which FLASH regions are
361 * allowed to be updated via user-space. Regions accessible
362 * via this method include:
363 *
364 * ISP21xx/ISP22xx/ISP23xx type boards:
365 *
366 * 0x000000 -> 0x020000 -- Boot code.
367 *
368 * ISP2322/ISP24xx type boards:
369 *
370 * 0x000000 -> 0x07ffff -- Boot code.
371 * 0x080000 -> 0x0fffff -- Firmware.
372 *
373 * ISP25xx type boards:
374 *
375 * 0x000000 -> 0x07ffff -- Boot code.
376 * 0x080000 -> 0x0fffff -- Firmware.
377 * 0x120000 -> 0x12ffff -- VPD and HBA parameters.
378 */
379 valid = 0;
380 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
381 valid = 1;
382 else if (start == (ha->flt_region_boot * 4) ||
383 start == (ha->flt_region_fw * 4))
384 valid = 1;
385 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)
386 || IS_CNA_CAPABLE(ha) || IS_QLA2031(ha))
387 valid = 1;
388 if (!valid) {
389 ql_log(ql_log_warn, vha, 0x7065,
390 "Invalid start region 0x%x/0x%x.\n", start, size);
391 return -EINVAL;
392 }
393
394 ha->optrom_region_start = start;
395 ha->optrom_region_size = start + size > ha->optrom_size ?
396 ha->optrom_size - start : size;
397
398 ha->optrom_state = QLA_SWRITING;
399 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
400 if (ha->optrom_buffer == NULL) {
401 ql_log(ql_log_warn, vha, 0x7066,
402 "Unable to allocate memory for optrom update "
403 "(%x)\n", ha->optrom_region_size);
404
405 ha->optrom_state = QLA_SWAITING;
406 return -ENOMEM;
407 }
408
409 ql_dbg(ql_dbg_user, vha, 0x7067,
410 "Staging flash region write -- 0x%x/0x%x.\n",
411 ha->optrom_region_start, ha->optrom_region_size);
412
413 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
414 break;
415 case 3:
416 if (ha->optrom_state != QLA_SWRITING)
417 return -EINVAL;
418
419 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
420 ql_log(ql_log_warn, vha, 0x7068,
421 "HBA not online, failing flash update.\n");
422 return -EAGAIN;
423 }
424
425 ql_dbg(ql_dbg_user, vha, 0x7069,
426 "Writing flash region -- 0x%x/0x%x.\n",
427 ha->optrom_region_start, ha->optrom_region_size);
428
429 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
430 ha->optrom_region_start, ha->optrom_region_size);
431 break;
432 default:
433 return -EINVAL;
434 }
435 return count;
436 }
437
438 static struct bin_attribute sysfs_optrom_ctl_attr = {
439 .attr = {
440 .name = "optrom_ctl",
441 .mode = S_IWUSR,
442 },
443 .size = 0,
444 .write = qla2x00_sysfs_write_optrom_ctl,
445 };
446
447 static ssize_t
448 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
449 struct bin_attribute *bin_attr,
450 char *buf, loff_t off, size_t count)
451 {
452 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
453 struct device, kobj)));
454 struct qla_hw_data *ha = vha->hw;
455
456 if (unlikely(pci_channel_offline(ha->pdev)))
457 return -EAGAIN;
458
459 if (!capable(CAP_SYS_ADMIN))
460 return -EINVAL;
461
462 if (IS_NOCACHE_VPD_TYPE(ha))
463 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
464 ha->vpd_size);
465 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
466 }
467
468 static ssize_t
469 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
470 struct bin_attribute *bin_attr,
471 char *buf, loff_t off, size_t count)
472 {
473 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
474 struct device, kobj)));
475 struct qla_hw_data *ha = vha->hw;
476 uint8_t *tmp_data;
477
478 if (unlikely(pci_channel_offline(ha->pdev)))
479 return 0;
480
481 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
482 !ha->isp_ops->write_nvram)
483 return 0;
484
485 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
486 ql_log(ql_log_warn, vha, 0x706a,
487 "HBA not online, failing VPD update.\n");
488 return -EAGAIN;
489 }
490
491 /* Write NVRAM. */
492 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
493 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
494
495 /* Update flash version information for 4Gb & above. */
496 if (!IS_FWI2_CAPABLE(ha))
497 return -EINVAL;
498
499 tmp_data = vmalloc(256);
500 if (!tmp_data) {
501 ql_log(ql_log_warn, vha, 0x706b,
502 "Unable to allocate memory for VPD information update.\n");
503 return -ENOMEM;
504 }
505 ha->isp_ops->get_flash_version(vha, tmp_data);
506 vfree(tmp_data);
507
508 return count;
509 }
510
511 static struct bin_attribute sysfs_vpd_attr = {
512 .attr = {
513 .name = "vpd",
514 .mode = S_IRUSR | S_IWUSR,
515 },
516 .size = 0,
517 .read = qla2x00_sysfs_read_vpd,
518 .write = qla2x00_sysfs_write_vpd,
519 };
520
521 static ssize_t
522 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
523 struct bin_attribute *bin_attr,
524 char *buf, loff_t off, size_t count)
525 {
526 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
527 struct device, kobj)));
528 struct qla_hw_data *ha = vha->hw;
529 uint16_t iter, addr, offset;
530 int rval;
531
532 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
533 return 0;
534
535 if (ha->sfp_data)
536 goto do_read;
537
538 ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
539 &ha->sfp_data_dma);
540 if (!ha->sfp_data) {
541 ql_log(ql_log_warn, vha, 0x706c,
542 "Unable to allocate memory for SFP read-data.\n");
543 return 0;
544 }
545
546 do_read:
547 memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
548 addr = 0xa0;
549 for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE;
550 iter++, offset += SFP_BLOCK_SIZE) {
551 if (iter == 4) {
552 /* Skip to next device address. */
553 addr = 0xa2;
554 offset = 0;
555 }
556
557 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data,
558 addr, offset, SFP_BLOCK_SIZE, 0);
559 if (rval != QLA_SUCCESS) {
560 ql_log(ql_log_warn, vha, 0x706d,
561 "Unable to read SFP data (%x/%x/%x).\n", rval,
562 addr, offset);
563
564 return -EIO;
565 }
566 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
567 buf += SFP_BLOCK_SIZE;
568 }
569
570 return count;
571 }
572
573 static struct bin_attribute sysfs_sfp_attr = {
574 .attr = {
575 .name = "sfp",
576 .mode = S_IRUSR | S_IWUSR,
577 },
578 .size = SFP_DEV_SIZE * 2,
579 .read = qla2x00_sysfs_read_sfp,
580 };
581
582 static ssize_t
583 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
584 struct bin_attribute *bin_attr,
585 char *buf, loff_t off, size_t count)
586 {
587 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
588 struct device, kobj)));
589 struct qla_hw_data *ha = vha->hw;
590 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
591 int type;
592 uint32_t idc_control;
593 uint8_t *tmp_data = NULL;
594 if (off != 0)
595 return -EINVAL;
596
597 type = simple_strtol(buf, NULL, 10);
598 switch (type) {
599 case 0x2025c:
600 ql_log(ql_log_info, vha, 0x706e,
601 "Issuing ISP reset.\n");
602
603 scsi_block_requests(vha->host);
604 if (IS_QLA82XX(ha)) {
605 ha->flags.isp82xx_no_md_cap = 1;
606 qla82xx_idc_lock(ha);
607 qla82xx_set_reset_owner(vha);
608 qla82xx_idc_unlock(ha);
609 } else if (IS_QLA8044(ha)) {
610 qla8044_idc_lock(ha);
611 idc_control = qla8044_rd_reg(ha,
612 QLA8044_IDC_DRV_CTRL);
613 qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
614 (idc_control | GRACEFUL_RESET_BIT1));
615 qla82xx_set_reset_owner(vha);
616 qla8044_idc_unlock(ha);
617 } else {
618 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
619 qla2xxx_wake_dpc(vha);
620 }
621 qla2x00_wait_for_chip_reset(vha);
622 scsi_unblock_requests(vha->host);
623 break;
624 case 0x2025d:
625 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha))
626 return -EPERM;
627
628 ql_log(ql_log_info, vha, 0x706f,
629 "Issuing MPI reset.\n");
630
631 if (IS_QLA83XX(ha)) {
632 uint32_t idc_control;
633
634 qla83xx_idc_lock(vha, 0);
635 __qla83xx_get_idc_control(vha, &idc_control);
636 idc_control |= QLA83XX_IDC_GRACEFUL_RESET;
637 __qla83xx_set_idc_control(vha, idc_control);
638 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
639 QLA8XXX_DEV_NEED_RESET);
640 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
641 qla83xx_idc_unlock(vha, 0);
642 break;
643 } else {
644 /* Make sure FC side is not in reset */
645 qla2x00_wait_for_hba_online(vha);
646
647 /* Issue MPI reset */
648 scsi_block_requests(vha->host);
649 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
650 ql_log(ql_log_warn, vha, 0x7070,
651 "MPI reset failed.\n");
652 scsi_unblock_requests(vha->host);
653 break;
654 }
655 case 0x2025e:
656 if (!IS_P3P_TYPE(ha) || vha != base_vha) {
657 ql_log(ql_log_info, vha, 0x7071,
658 "FCoE ctx reset no supported.\n");
659 return -EPERM;
660 }
661
662 ql_log(ql_log_info, vha, 0x7072,
663 "Issuing FCoE ctx reset.\n");
664 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
665 qla2xxx_wake_dpc(vha);
666 qla2x00_wait_for_fcoe_ctx_reset(vha);
667 break;
668 case 0x2025f:
669 if (!IS_QLA8031(ha))
670 return -EPERM;
671 ql_log(ql_log_info, vha, 0x70bc,
672 "Disabling Reset by IDC control\n");
673 qla83xx_idc_lock(vha, 0);
674 __qla83xx_get_idc_control(vha, &idc_control);
675 idc_control |= QLA83XX_IDC_RESET_DISABLED;
676 __qla83xx_set_idc_control(vha, idc_control);
677 qla83xx_idc_unlock(vha, 0);
678 break;
679 case 0x20260:
680 if (!IS_QLA8031(ha))
681 return -EPERM;
682 ql_log(ql_log_info, vha, 0x70bd,
683 "Enabling Reset by IDC control\n");
684 qla83xx_idc_lock(vha, 0);
685 __qla83xx_get_idc_control(vha, &idc_control);
686 idc_control &= ~QLA83XX_IDC_RESET_DISABLED;
687 __qla83xx_set_idc_control(vha, idc_control);
688 qla83xx_idc_unlock(vha, 0);
689 break;
690 case 0x20261:
691 ql_dbg(ql_dbg_user, vha, 0x70e0,
692 "Updating cache versions without reset ");
693
694 tmp_data = vmalloc(256);
695 if (!tmp_data) {
696 ql_log(ql_log_warn, vha, 0x70e1,
697 "Unable to allocate memory for VPD information update.\n");
698 return -ENOMEM;
699 }
700 ha->isp_ops->get_flash_version(vha, tmp_data);
701 vfree(tmp_data);
702 break;
703 }
704 return count;
705 }
706
707 static struct bin_attribute sysfs_reset_attr = {
708 .attr = {
709 .name = "reset",
710 .mode = S_IWUSR,
711 },
712 .size = 0,
713 .write = qla2x00_sysfs_write_reset,
714 };
715
716 static ssize_t
717 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
718 struct bin_attribute *bin_attr,
719 char *buf, loff_t off, size_t count)
720 {
721 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
722 struct device, kobj)));
723 struct qla_hw_data *ha = vha->hw;
724 int rval;
725 uint16_t actual_size;
726
727 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
728 return 0;
729
730 if (ha->xgmac_data)
731 goto do_read;
732
733 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
734 &ha->xgmac_data_dma, GFP_KERNEL);
735 if (!ha->xgmac_data) {
736 ql_log(ql_log_warn, vha, 0x7076,
737 "Unable to allocate memory for XGMAC read-data.\n");
738 return 0;
739 }
740
741 do_read:
742 actual_size = 0;
743 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
744
745 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
746 XGMAC_DATA_SIZE, &actual_size);
747 if (rval != QLA_SUCCESS) {
748 ql_log(ql_log_warn, vha, 0x7077,
749 "Unable to read XGMAC data (%x).\n", rval);
750 count = 0;
751 }
752
753 count = actual_size > count ? count: actual_size;
754 memcpy(buf, ha->xgmac_data, count);
755
756 return count;
757 }
758
759 static struct bin_attribute sysfs_xgmac_stats_attr = {
760 .attr = {
761 .name = "xgmac_stats",
762 .mode = S_IRUSR,
763 },
764 .size = 0,
765 .read = qla2x00_sysfs_read_xgmac_stats,
766 };
767
768 static ssize_t
769 qla2x00_sysfs_read_dcbx_tlv(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 > DCBX_TLV_DATA_SIZE)
780 return 0;
781
782 if (ha->dcbx_tlv)
783 goto do_read;
784
785 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
786 &ha->dcbx_tlv_dma, GFP_KERNEL);
787 if (!ha->dcbx_tlv) {
788 ql_log(ql_log_warn, vha, 0x7078,
789 "Unable to allocate memory for DCBX TLV read-data.\n");
790 return -ENOMEM;
791 }
792
793 do_read:
794 actual_size = 0;
795 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
796
797 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
798 DCBX_TLV_DATA_SIZE);
799 if (rval != QLA_SUCCESS) {
800 ql_log(ql_log_warn, vha, 0x7079,
801 "Unable to read DCBX TLV (%x).\n", rval);
802 return -EIO;
803 }
804
805 memcpy(buf, ha->dcbx_tlv, count);
806
807 return count;
808 }
809
810 static struct bin_attribute sysfs_dcbx_tlv_attr = {
811 .attr = {
812 .name = "dcbx_tlv",
813 .mode = S_IRUSR,
814 },
815 .size = 0,
816 .read = qla2x00_sysfs_read_dcbx_tlv,
817 };
818
819 static struct sysfs_entry {
820 char *name;
821 struct bin_attribute *attr;
822 int is4GBp_only;
823 } bin_file_entries[] = {
824 { "fw_dump", &sysfs_fw_dump_attr, },
825 { "nvram", &sysfs_nvram_attr, },
826 { "optrom", &sysfs_optrom_attr, },
827 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
828 { "vpd", &sysfs_vpd_attr, 1 },
829 { "sfp", &sysfs_sfp_attr, 1 },
830 { "reset", &sysfs_reset_attr, },
831 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
832 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
833 { NULL },
834 };
835
836 void
837 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
838 {
839 struct Scsi_Host *host = vha->host;
840 struct sysfs_entry *iter;
841 int ret;
842
843 for (iter = bin_file_entries; iter->name; iter++) {
844 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
845 continue;
846 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
847 continue;
848 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
849 continue;
850
851 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
852 iter->attr);
853 if (ret)
854 ql_log(ql_log_warn, vha, 0x00f3,
855 "Unable to create sysfs %s binary attribute (%d).\n",
856 iter->name, ret);
857 else
858 ql_dbg(ql_dbg_init, vha, 0x00f4,
859 "Successfully created sysfs %s binary attribure.\n",
860 iter->name);
861 }
862 }
863
864 void
865 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha)
866 {
867 struct Scsi_Host *host = vha->host;
868 struct sysfs_entry *iter;
869 struct qla_hw_data *ha = vha->hw;
870
871 for (iter = bin_file_entries; iter->name; iter++) {
872 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
873 continue;
874 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
875 continue;
876 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
877 continue;
878
879 sysfs_remove_bin_file(&host->shost_gendev.kobj,
880 iter->attr);
881 }
882
883 if (ha->beacon_blink_led == 1)
884 ha->isp_ops->beacon_off(vha);
885 }
886
887 /* Scsi_Host attributes. */
888
889 static ssize_t
890 qla2x00_drvr_version_show(struct device *dev,
891 struct device_attribute *attr, char *buf)
892 {
893 return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
894 }
895
896 static ssize_t
897 qla2x00_fw_version_show(struct device *dev,
898 struct device_attribute *attr, char *buf)
899 {
900 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
901 struct qla_hw_data *ha = vha->hw;
902 char fw_str[128];
903
904 return snprintf(buf, PAGE_SIZE, "%s\n",
905 ha->isp_ops->fw_version_str(vha, fw_str));
906 }
907
908 static ssize_t
909 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
910 char *buf)
911 {
912 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
913 struct qla_hw_data *ha = vha->hw;
914 uint32_t sn;
915
916 if (IS_QLAFX00(vha->hw)) {
917 return snprintf(buf, PAGE_SIZE, "%s\n",
918 vha->hw->mr.serial_num);
919 } else if (IS_FWI2_CAPABLE(ha)) {
920 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
921 return snprintf(buf, PAGE_SIZE, "%s\n", buf);
922 }
923
924 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
925 return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
926 sn % 100000);
927 }
928
929 static ssize_t
930 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
931 char *buf)
932 {
933 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
934 return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
935 }
936
937 static ssize_t
938 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
939 char *buf)
940 {
941 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
942 struct qla_hw_data *ha = vha->hw;
943
944 if (IS_QLAFX00(vha->hw))
945 return snprintf(buf, PAGE_SIZE, "%s\n",
946 vha->hw->mr.hw_version);
947
948 return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
949 ha->product_id[0], ha->product_id[1], ha->product_id[2],
950 ha->product_id[3]);
951 }
952
953 static ssize_t
954 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
955 char *buf)
956 {
957 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
958
959 if (IS_QLAFX00(vha->hw))
960 return snprintf(buf, PAGE_SIZE, "%s\n",
961 vha->hw->mr.product_name);
962
963 return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
964 }
965
966 static ssize_t
967 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
968 char *buf)
969 {
970 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
971 return snprintf(buf, PAGE_SIZE, "%s\n",
972 vha->hw->model_desc ? vha->hw->model_desc : "");
973 }
974
975 static ssize_t
976 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
977 char *buf)
978 {
979 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
980 char pci_info[30];
981
982 return snprintf(buf, PAGE_SIZE, "%s\n",
983 vha->hw->isp_ops->pci_info_str(vha, pci_info));
984 }
985
986 static ssize_t
987 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
988 char *buf)
989 {
990 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
991 struct qla_hw_data *ha = vha->hw;
992 int len = 0;
993
994 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
995 atomic_read(&vha->loop_state) == LOOP_DEAD ||
996 vha->device_flags & DFLG_NO_CABLE)
997 len = snprintf(buf, PAGE_SIZE, "Link Down\n");
998 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
999 qla2x00_reset_active(vha))
1000 len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1001 else {
1002 len = snprintf(buf, PAGE_SIZE, "Link Up - ");
1003
1004 switch (ha->current_topology) {
1005 case ISP_CFG_NL:
1006 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1007 break;
1008 case ISP_CFG_FL:
1009 len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1010 break;
1011 case ISP_CFG_N:
1012 len += snprintf(buf + len, PAGE_SIZE-len,
1013 "N_Port to N_Port\n");
1014 break;
1015 case ISP_CFG_F:
1016 len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1017 break;
1018 default:
1019 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1020 break;
1021 }
1022 }
1023 return len;
1024 }
1025
1026 static ssize_t
1027 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1028 char *buf)
1029 {
1030 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1031 int len = 0;
1032
1033 switch (vha->hw->zio_mode) {
1034 case QLA_ZIO_MODE_6:
1035 len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1036 break;
1037 case QLA_ZIO_DISABLED:
1038 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1039 break;
1040 }
1041 return len;
1042 }
1043
1044 static ssize_t
1045 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1046 const char *buf, size_t count)
1047 {
1048 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1049 struct qla_hw_data *ha = vha->hw;
1050 int val = 0;
1051 uint16_t zio_mode;
1052
1053 if (!IS_ZIO_SUPPORTED(ha))
1054 return -ENOTSUPP;
1055
1056 if (sscanf(buf, "%d", &val) != 1)
1057 return -EINVAL;
1058
1059 if (val)
1060 zio_mode = QLA_ZIO_MODE_6;
1061 else
1062 zio_mode = QLA_ZIO_DISABLED;
1063
1064 /* Update per-hba values and queue a reset. */
1065 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1066 ha->zio_mode = zio_mode;
1067 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1068 }
1069 return strlen(buf);
1070 }
1071
1072 static ssize_t
1073 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1074 char *buf)
1075 {
1076 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1077
1078 return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1079 }
1080
1081 static ssize_t
1082 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1083 const char *buf, size_t count)
1084 {
1085 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1086 int val = 0;
1087 uint16_t zio_timer;
1088
1089 if (sscanf(buf, "%d", &val) != 1)
1090 return -EINVAL;
1091 if (val > 25500 || val < 100)
1092 return -ERANGE;
1093
1094 zio_timer = (uint16_t)(val / 100);
1095 vha->hw->zio_timer = zio_timer;
1096
1097 return strlen(buf);
1098 }
1099
1100 static ssize_t
1101 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1102 char *buf)
1103 {
1104 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1105 int len = 0;
1106
1107 if (vha->hw->beacon_blink_led)
1108 len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1109 else
1110 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1111 return len;
1112 }
1113
1114 static ssize_t
1115 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1116 const char *buf, size_t count)
1117 {
1118 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1119 struct qla_hw_data *ha = vha->hw;
1120 int val = 0;
1121 int rval;
1122
1123 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1124 return -EPERM;
1125
1126 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1127 ql_log(ql_log_warn, vha, 0x707a,
1128 "Abort ISP active -- ignoring beacon request.\n");
1129 return -EBUSY;
1130 }
1131
1132 if (sscanf(buf, "%d", &val) != 1)
1133 return -EINVAL;
1134
1135 if (val)
1136 rval = ha->isp_ops->beacon_on(vha);
1137 else
1138 rval = ha->isp_ops->beacon_off(vha);
1139
1140 if (rval != QLA_SUCCESS)
1141 count = 0;
1142
1143 return count;
1144 }
1145
1146 static ssize_t
1147 qla2x00_optrom_bios_version_show(struct device *dev,
1148 struct device_attribute *attr, char *buf)
1149 {
1150 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1151 struct qla_hw_data *ha = vha->hw;
1152 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1153 ha->bios_revision[0]);
1154 }
1155
1156 static ssize_t
1157 qla2x00_optrom_efi_version_show(struct device *dev,
1158 struct device_attribute *attr, char *buf)
1159 {
1160 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1161 struct qla_hw_data *ha = vha->hw;
1162 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1163 ha->efi_revision[0]);
1164 }
1165
1166 static ssize_t
1167 qla2x00_optrom_fcode_version_show(struct device *dev,
1168 struct device_attribute *attr, char *buf)
1169 {
1170 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1171 struct qla_hw_data *ha = vha->hw;
1172 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1173 ha->fcode_revision[0]);
1174 }
1175
1176 static ssize_t
1177 qla2x00_optrom_fw_version_show(struct device *dev,
1178 struct device_attribute *attr, char *buf)
1179 {
1180 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1181 struct qla_hw_data *ha = vha->hw;
1182 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1183 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1184 ha->fw_revision[3]);
1185 }
1186
1187 static ssize_t
1188 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1189 struct device_attribute *attr, char *buf)
1190 {
1191 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1192 struct qla_hw_data *ha = vha->hw;
1193
1194 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha))
1195 return snprintf(buf, PAGE_SIZE, "\n");
1196
1197 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1198 ha->gold_fw_version[0], ha->gold_fw_version[1],
1199 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1200 }
1201
1202 static ssize_t
1203 qla2x00_total_isp_aborts_show(struct device *dev,
1204 struct device_attribute *attr, char *buf)
1205 {
1206 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1207 return snprintf(buf, PAGE_SIZE, "%d\n",
1208 vha->qla_stats.total_isp_aborts);
1209 }
1210
1211 static ssize_t
1212 qla24xx_84xx_fw_version_show(struct device *dev,
1213 struct device_attribute *attr, char *buf)
1214 {
1215 int rval = QLA_SUCCESS;
1216 uint16_t status[2] = {0, 0};
1217 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1218 struct qla_hw_data *ha = vha->hw;
1219
1220 if (!IS_QLA84XX(ha))
1221 return snprintf(buf, PAGE_SIZE, "\n");
1222
1223 if (ha->cs84xx->op_fw_version == 0)
1224 rval = qla84xx_verify_chip(vha, status);
1225
1226 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1227 return snprintf(buf, PAGE_SIZE, "%u\n",
1228 (uint32_t)ha->cs84xx->op_fw_version);
1229
1230 return snprintf(buf, PAGE_SIZE, "\n");
1231 }
1232
1233 static ssize_t
1234 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1235 char *buf)
1236 {
1237 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1238 struct qla_hw_data *ha = vha->hw;
1239
1240 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha))
1241 return snprintf(buf, PAGE_SIZE, "\n");
1242
1243 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1244 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1245 ha->mpi_capabilities);
1246 }
1247
1248 static ssize_t
1249 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1250 char *buf)
1251 {
1252 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1253 struct qla_hw_data *ha = vha->hw;
1254
1255 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1256 return snprintf(buf, PAGE_SIZE, "\n");
1257
1258 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1259 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1260 }
1261
1262 static ssize_t
1263 qla2x00_flash_block_size_show(struct device *dev,
1264 struct device_attribute *attr, char *buf)
1265 {
1266 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1267 struct qla_hw_data *ha = vha->hw;
1268
1269 return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1270 }
1271
1272 static ssize_t
1273 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1274 char *buf)
1275 {
1276 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1277
1278 if (!IS_CNA_CAPABLE(vha->hw))
1279 return snprintf(buf, PAGE_SIZE, "\n");
1280
1281 return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1282 }
1283
1284 static ssize_t
1285 qla2x00_vn_port_mac_address_show(struct device *dev,
1286 struct device_attribute *attr, char *buf)
1287 {
1288 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1289
1290 if (!IS_CNA_CAPABLE(vha->hw))
1291 return snprintf(buf, PAGE_SIZE, "\n");
1292
1293 return snprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
1294 }
1295
1296 static ssize_t
1297 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1298 char *buf)
1299 {
1300 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1301
1302 return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1303 }
1304
1305 static ssize_t
1306 qla2x00_thermal_temp_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 uint16_t temp = 0;
1311
1312 if (qla2x00_reset_active(vha)) {
1313 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
1314 goto done;
1315 }
1316
1317 if (vha->hw->flags.eeh_busy) {
1318 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
1319 goto done;
1320 }
1321
1322 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS)
1323 return snprintf(buf, PAGE_SIZE, "%d\n", temp);
1324
1325 done:
1326 return snprintf(buf, PAGE_SIZE, "\n");
1327 }
1328
1329 static ssize_t
1330 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1331 char *buf)
1332 {
1333 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1334 int rval = QLA_FUNCTION_FAILED;
1335 uint16_t state[5];
1336 uint32_t pstate;
1337
1338 if (IS_QLAFX00(vha->hw)) {
1339 pstate = qlafx00_fw_state_show(dev, attr, buf);
1340 return snprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
1341 }
1342
1343 if (qla2x00_reset_active(vha))
1344 ql_log(ql_log_warn, vha, 0x707c,
1345 "ISP reset active.\n");
1346 else if (!vha->hw->flags.eeh_busy)
1347 rval = qla2x00_get_firmware_state(vha, state);
1348 if (rval != QLA_SUCCESS)
1349 memset(state, -1, sizeof(state));
1350
1351 return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1352 state[1], state[2], state[3], state[4]);
1353 }
1354
1355 static ssize_t
1356 qla2x00_diag_requests_show(struct device *dev,
1357 struct device_attribute *attr, char *buf)
1358 {
1359 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1360
1361 if (!IS_BIDI_CAPABLE(vha->hw))
1362 return snprintf(buf, PAGE_SIZE, "\n");
1363
1364 return snprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
1365 }
1366
1367 static ssize_t
1368 qla2x00_diag_megabytes_show(struct device *dev,
1369 struct device_attribute *attr, char *buf)
1370 {
1371 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1372
1373 if (!IS_BIDI_CAPABLE(vha->hw))
1374 return snprintf(buf, PAGE_SIZE, "\n");
1375
1376 return snprintf(buf, PAGE_SIZE, "%llu\n",
1377 vha->bidi_stats.transfer_bytes >> 20);
1378 }
1379
1380 static ssize_t
1381 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
1382 char *buf)
1383 {
1384 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1385 struct qla_hw_data *ha = vha->hw;
1386 uint32_t size;
1387
1388 if (!ha->fw_dumped)
1389 size = 0;
1390 else if (IS_QLA82XX(ha))
1391 size = ha->md_template_size + ha->md_dump_size;
1392 else
1393 size = ha->fw_dump_len;
1394
1395 return snprintf(buf, PAGE_SIZE, "%d\n", size);
1396 }
1397
1398 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1399 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1400 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1401 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1402 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1403 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1404 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1405 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1406 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1407 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1408 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1409 qla2x00_zio_timer_store);
1410 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1411 qla2x00_beacon_store);
1412 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1413 qla2x00_optrom_bios_version_show, NULL);
1414 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1415 qla2x00_optrom_efi_version_show, NULL);
1416 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1417 qla2x00_optrom_fcode_version_show, NULL);
1418 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1419 NULL);
1420 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1421 qla2x00_optrom_gold_fw_version_show, NULL);
1422 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1423 NULL);
1424 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1425 NULL);
1426 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1427 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1428 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1429 NULL);
1430 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1431 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1432 qla2x00_vn_port_mac_address_show, NULL);
1433 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1434 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1435 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1436 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
1437 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
1438 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
1439
1440 struct device_attribute *qla2x00_host_attrs[] = {
1441 &dev_attr_driver_version,
1442 &dev_attr_fw_version,
1443 &dev_attr_serial_num,
1444 &dev_attr_isp_name,
1445 &dev_attr_isp_id,
1446 &dev_attr_model_name,
1447 &dev_attr_model_desc,
1448 &dev_attr_pci_info,
1449 &dev_attr_link_state,
1450 &dev_attr_zio,
1451 &dev_attr_zio_timer,
1452 &dev_attr_beacon,
1453 &dev_attr_optrom_bios_version,
1454 &dev_attr_optrom_efi_version,
1455 &dev_attr_optrom_fcode_version,
1456 &dev_attr_optrom_fw_version,
1457 &dev_attr_84xx_fw_version,
1458 &dev_attr_total_isp_aborts,
1459 &dev_attr_mpi_version,
1460 &dev_attr_phy_version,
1461 &dev_attr_flash_block_size,
1462 &dev_attr_vlan_id,
1463 &dev_attr_vn_port_mac_address,
1464 &dev_attr_fabric_param,
1465 &dev_attr_fw_state,
1466 &dev_attr_optrom_gold_fw_version,
1467 &dev_attr_thermal_temp,
1468 &dev_attr_diag_requests,
1469 &dev_attr_diag_megabytes,
1470 &dev_attr_fw_dump_size,
1471 NULL,
1472 };
1473
1474 /* Host attributes. */
1475
1476 static void
1477 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1478 {
1479 scsi_qla_host_t *vha = shost_priv(shost);
1480
1481 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1482 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1483 }
1484
1485 static void
1486 qla2x00_get_host_speed(struct Scsi_Host *shost)
1487 {
1488 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1489 (shost_priv(shost)))->hw;
1490 u32 speed = FC_PORTSPEED_UNKNOWN;
1491
1492 if (IS_QLAFX00(ha)) {
1493 qlafx00_get_host_speed(shost);
1494 return;
1495 }
1496
1497 switch (ha->link_data_rate) {
1498 case PORT_SPEED_1GB:
1499 speed = FC_PORTSPEED_1GBIT;
1500 break;
1501 case PORT_SPEED_2GB:
1502 speed = FC_PORTSPEED_2GBIT;
1503 break;
1504 case PORT_SPEED_4GB:
1505 speed = FC_PORTSPEED_4GBIT;
1506 break;
1507 case PORT_SPEED_8GB:
1508 speed = FC_PORTSPEED_8GBIT;
1509 break;
1510 case PORT_SPEED_10GB:
1511 speed = FC_PORTSPEED_10GBIT;
1512 break;
1513 case PORT_SPEED_16GB:
1514 speed = FC_PORTSPEED_16GBIT;
1515 break;
1516 }
1517 fc_host_speed(shost) = speed;
1518 }
1519
1520 static void
1521 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1522 {
1523 scsi_qla_host_t *vha = shost_priv(shost);
1524 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1525
1526 if (vha->vp_idx) {
1527 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1528 return;
1529 }
1530 switch (vha->hw->current_topology) {
1531 case ISP_CFG_NL:
1532 port_type = FC_PORTTYPE_LPORT;
1533 break;
1534 case ISP_CFG_FL:
1535 port_type = FC_PORTTYPE_NLPORT;
1536 break;
1537 case ISP_CFG_N:
1538 port_type = FC_PORTTYPE_PTP;
1539 break;
1540 case ISP_CFG_F:
1541 port_type = FC_PORTTYPE_NPORT;
1542 break;
1543 }
1544 fc_host_port_type(shost) = port_type;
1545 }
1546
1547 static void
1548 qla2x00_get_starget_node_name(struct scsi_target *starget)
1549 {
1550 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1551 scsi_qla_host_t *vha = shost_priv(host);
1552 fc_port_t *fcport;
1553 u64 node_name = 0;
1554
1555 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1556 if (fcport->rport &&
1557 starget->id == fcport->rport->scsi_target_id) {
1558 node_name = wwn_to_u64(fcport->node_name);
1559 break;
1560 }
1561 }
1562
1563 fc_starget_node_name(starget) = node_name;
1564 }
1565
1566 static void
1567 qla2x00_get_starget_port_name(struct scsi_target *starget)
1568 {
1569 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1570 scsi_qla_host_t *vha = shost_priv(host);
1571 fc_port_t *fcport;
1572 u64 port_name = 0;
1573
1574 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1575 if (fcport->rport &&
1576 starget->id == fcport->rport->scsi_target_id) {
1577 port_name = wwn_to_u64(fcport->port_name);
1578 break;
1579 }
1580 }
1581
1582 fc_starget_port_name(starget) = port_name;
1583 }
1584
1585 static void
1586 qla2x00_get_starget_port_id(struct scsi_target *starget)
1587 {
1588 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1589 scsi_qla_host_t *vha = shost_priv(host);
1590 fc_port_t *fcport;
1591 uint32_t port_id = ~0U;
1592
1593 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1594 if (fcport->rport &&
1595 starget->id == fcport->rport->scsi_target_id) {
1596 port_id = fcport->d_id.b.domain << 16 |
1597 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1598 break;
1599 }
1600 }
1601
1602 fc_starget_port_id(starget) = port_id;
1603 }
1604
1605 static void
1606 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1607 {
1608 if (timeout)
1609 rport->dev_loss_tmo = timeout;
1610 else
1611 rport->dev_loss_tmo = 1;
1612 }
1613
1614 static void
1615 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1616 {
1617 struct Scsi_Host *host = rport_to_shost(rport);
1618 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1619 unsigned long flags;
1620
1621 if (!fcport)
1622 return;
1623
1624 /* Now that the rport has been deleted, set the fcport state to
1625 FCS_DEVICE_DEAD */
1626 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1627
1628 /*
1629 * Transport has effectively 'deleted' the rport, clear
1630 * all local references.
1631 */
1632 spin_lock_irqsave(host->host_lock, flags);
1633 fcport->rport = fcport->drport = NULL;
1634 *((fc_port_t **)rport->dd_data) = NULL;
1635 spin_unlock_irqrestore(host->host_lock, flags);
1636
1637 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1638 return;
1639
1640 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1641 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1642 return;
1643 }
1644 }
1645
1646 static void
1647 qla2x00_terminate_rport_io(struct fc_rport *rport)
1648 {
1649 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1650
1651 if (!fcport)
1652 return;
1653
1654 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1655 return;
1656
1657 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1658 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1659 return;
1660 }
1661 /*
1662 * At this point all fcport's software-states are cleared. Perform any
1663 * final cleanup of firmware resources (PCBs and XCBs).
1664 */
1665 if (fcport->loop_id != FC_NO_LOOP_ID) {
1666 if (IS_FWI2_CAPABLE(fcport->vha->hw))
1667 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1668 fcport->loop_id, fcport->d_id.b.domain,
1669 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1670 else
1671 qla2x00_port_logout(fcport->vha, fcport);
1672 }
1673 }
1674
1675 static int
1676 qla2x00_issue_lip(struct Scsi_Host *shost)
1677 {
1678 scsi_qla_host_t *vha = shost_priv(shost);
1679
1680 if (IS_QLAFX00(vha->hw))
1681 return 0;
1682
1683 qla2x00_loop_reset(vha);
1684 return 0;
1685 }
1686
1687 static struct fc_host_statistics *
1688 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1689 {
1690 scsi_qla_host_t *vha = shost_priv(shost);
1691 struct qla_hw_data *ha = vha->hw;
1692 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1693 int rval;
1694 struct link_statistics *stats;
1695 dma_addr_t stats_dma;
1696 struct fc_host_statistics *pfc_host_stat;
1697
1698 pfc_host_stat = &vha->fc_host_stat;
1699 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1700
1701 if (IS_QLAFX00(vha->hw))
1702 goto done;
1703
1704 if (test_bit(UNLOADING, &vha->dpc_flags))
1705 goto done;
1706
1707 if (unlikely(pci_channel_offline(ha->pdev)))
1708 goto done;
1709
1710 if (qla2x00_reset_active(vha))
1711 goto done;
1712
1713 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1714 if (stats == NULL) {
1715 ql_log(ql_log_warn, vha, 0x707d,
1716 "Failed to allocate memory for stats.\n");
1717 goto done;
1718 }
1719 memset(stats, 0, DMA_POOL_SIZE);
1720
1721 rval = QLA_FUNCTION_FAILED;
1722 if (IS_FWI2_CAPABLE(ha)) {
1723 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1724 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1725 !ha->dpc_active) {
1726 /* Must be in a 'READY' state for statistics retrieval. */
1727 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1728 stats, stats_dma);
1729 }
1730
1731 if (rval != QLA_SUCCESS)
1732 goto done_free;
1733
1734 pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1735 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1736 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1737 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1738 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1739 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1740 if (IS_FWI2_CAPABLE(ha)) {
1741 pfc_host_stat->lip_count = stats->lip_cnt;
1742 pfc_host_stat->tx_frames = stats->tx_frames;
1743 pfc_host_stat->rx_frames = stats->rx_frames;
1744 pfc_host_stat->dumped_frames = stats->discarded_frames;
1745 pfc_host_stat->nos_count = stats->nos_rcvd;
1746 pfc_host_stat->error_frames =
1747 stats->dropped_frames + stats->discarded_frames;
1748 pfc_host_stat->rx_words = vha->qla_stats.input_bytes;
1749 pfc_host_stat->tx_words = vha->qla_stats.output_bytes;
1750 }
1751 pfc_host_stat->fcp_control_requests = vha->qla_stats.control_requests;
1752 pfc_host_stat->fcp_input_requests = vha->qla_stats.input_requests;
1753 pfc_host_stat->fcp_output_requests = vha->qla_stats.output_requests;
1754 pfc_host_stat->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20;
1755 pfc_host_stat->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20;
1756 pfc_host_stat->seconds_since_last_reset =
1757 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
1758 do_div(pfc_host_stat->seconds_since_last_reset, HZ);
1759
1760 done_free:
1761 dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1762 done:
1763 return pfc_host_stat;
1764 }
1765
1766 static void
1767 qla2x00_reset_host_stats(struct Scsi_Host *shost)
1768 {
1769 scsi_qla_host_t *vha = shost_priv(shost);
1770
1771 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
1772
1773 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
1774 }
1775
1776 static void
1777 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1778 {
1779 scsi_qla_host_t *vha = shost_priv(shost);
1780
1781 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1782 }
1783
1784 static void
1785 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1786 {
1787 scsi_qla_host_t *vha = shost_priv(shost);
1788
1789 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1790 }
1791
1792 static void
1793 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1794 {
1795 scsi_qla_host_t *vha = shost_priv(shost);
1796 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1797 0xFF, 0xFF, 0xFF, 0xFF};
1798 u64 fabric_name = wwn_to_u64(node_name);
1799
1800 if (vha->device_flags & SWITCH_FOUND)
1801 fabric_name = wwn_to_u64(vha->fabric_node_name);
1802
1803 fc_host_fabric_name(shost) = fabric_name;
1804 }
1805
1806 static void
1807 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1808 {
1809 scsi_qla_host_t *vha = shost_priv(shost);
1810 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1811
1812 if (!base_vha->flags.online) {
1813 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1814 return;
1815 }
1816
1817 switch (atomic_read(&base_vha->loop_state)) {
1818 case LOOP_UPDATE:
1819 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1820 break;
1821 case LOOP_DOWN:
1822 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
1823 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1824 else
1825 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1826 break;
1827 case LOOP_DEAD:
1828 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1829 break;
1830 case LOOP_READY:
1831 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1832 break;
1833 default:
1834 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1835 break;
1836 }
1837 }
1838
1839 static int
1840 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1841 {
1842 int ret = 0;
1843 uint8_t qos = 0;
1844 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1845 scsi_qla_host_t *vha = NULL;
1846 struct qla_hw_data *ha = base_vha->hw;
1847 uint16_t options = 0;
1848 int cnt;
1849 struct req_que *req = ha->req_q_map[0];
1850
1851 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1852 if (ret) {
1853 ql_log(ql_log_warn, vha, 0x707e,
1854 "Vport sanity check failed, status %x\n", ret);
1855 return (ret);
1856 }
1857
1858 vha = qla24xx_create_vhost(fc_vport);
1859 if (vha == NULL) {
1860 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
1861 return FC_VPORT_FAILED;
1862 }
1863 if (disable) {
1864 atomic_set(&vha->vp_state, VP_OFFLINE);
1865 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1866 } else
1867 atomic_set(&vha->vp_state, VP_FAILED);
1868
1869 /* ready to create vport */
1870 ql_log(ql_log_info, vha, 0x7080,
1871 "VP entry id %d assigned.\n", vha->vp_idx);
1872
1873 /* initialized vport states */
1874 atomic_set(&vha->loop_state, LOOP_DOWN);
1875 vha->vp_err_state= VP_ERR_PORTDWN;
1876 vha->vp_prev_err_state= VP_ERR_UNKWN;
1877 /* Check if physical ha port is Up */
1878 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1879 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1880 /* Don't retry or attempt login of this virtual port */
1881 ql_dbg(ql_dbg_user, vha, 0x7081,
1882 "Vport loop state is not UP.\n");
1883 atomic_set(&vha->loop_state, LOOP_DEAD);
1884 if (!disable)
1885 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1886 }
1887
1888 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
1889 if (ha->fw_attributes & BIT_4) {
1890 int prot = 0, guard;
1891 vha->flags.difdix_supported = 1;
1892 ql_dbg(ql_dbg_user, vha, 0x7082,
1893 "Registered for DIF/DIX type 1 and 3 protection.\n");
1894 if (ql2xenabledif == 1)
1895 prot = SHOST_DIX_TYPE0_PROTECTION;
1896 scsi_host_set_prot(vha->host,
1897 prot | SHOST_DIF_TYPE1_PROTECTION
1898 | SHOST_DIF_TYPE2_PROTECTION
1899 | SHOST_DIF_TYPE3_PROTECTION
1900 | SHOST_DIX_TYPE1_PROTECTION
1901 | SHOST_DIX_TYPE2_PROTECTION
1902 | SHOST_DIX_TYPE3_PROTECTION);
1903
1904 guard = SHOST_DIX_GUARD_CRC;
1905
1906 if (IS_PI_IPGUARD_CAPABLE(ha) &&
1907 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
1908 guard |= SHOST_DIX_GUARD_IP;
1909
1910 scsi_host_set_guard(vha->host, guard);
1911 } else
1912 vha->flags.difdix_supported = 0;
1913 }
1914
1915 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1916 &ha->pdev->dev)) {
1917 ql_dbg(ql_dbg_user, vha, 0x7083,
1918 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
1919 goto vport_create_failed_2;
1920 }
1921
1922 /* initialize attributes */
1923 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1924 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1925 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1926 fc_host_supported_classes(vha->host) =
1927 fc_host_supported_classes(base_vha->host);
1928 fc_host_supported_speeds(vha->host) =
1929 fc_host_supported_speeds(base_vha->host);
1930
1931 qlt_vport_create(vha, ha);
1932 qla24xx_vport_disable(fc_vport, disable);
1933
1934 if (ha->flags.cpu_affinity_enabled) {
1935 req = ha->req_q_map[1];
1936 ql_dbg(ql_dbg_multiq, vha, 0xc000,
1937 "Request queue %p attached with "
1938 "VP[%d], cpu affinity =%d\n",
1939 req, vha->vp_idx, ha->flags.cpu_affinity_enabled);
1940 goto vport_queue;
1941 } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1942 goto vport_queue;
1943 /* Create a request queue in QoS mode for the vport */
1944 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1945 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1946 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1947 8) == 0) {
1948 qos = ha->npiv_info[cnt].q_qos;
1949 break;
1950 }
1951 }
1952
1953 if (qos) {
1954 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1955 qos);
1956 if (!ret)
1957 ql_log(ql_log_warn, vha, 0x7084,
1958 "Can't create request queue for VP[%d]\n",
1959 vha->vp_idx);
1960 else {
1961 ql_dbg(ql_dbg_multiq, vha, 0xc001,
1962 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1963 ret, qos, vha->vp_idx);
1964 ql_dbg(ql_dbg_user, vha, 0x7085,
1965 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1966 ret, qos, vha->vp_idx);
1967 req = ha->req_q_map[ret];
1968 }
1969 }
1970
1971 vport_queue:
1972 vha->req = req;
1973 return 0;
1974
1975 vport_create_failed_2:
1976 qla24xx_disable_vp(vha);
1977 qla24xx_deallocate_vp_id(vha);
1978 scsi_host_put(vha->host);
1979 return FC_VPORT_FAILED;
1980 }
1981
1982 static int
1983 qla24xx_vport_delete(struct fc_vport *fc_vport)
1984 {
1985 scsi_qla_host_t *vha = fc_vport->dd_data;
1986 struct qla_hw_data *ha = vha->hw;
1987 uint16_t id = vha->vp_idx;
1988
1989 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1990 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1991 msleep(1000);
1992
1993 qla24xx_disable_vp(vha);
1994
1995 vha->flags.delete_progress = 1;
1996
1997 fc_remove_host(vha->host);
1998
1999 scsi_remove_host(vha->host);
2000
2001 /* Allow timer to run to drain queued items, when removing vp */
2002 qla24xx_deallocate_vp_id(vha);
2003
2004 if (vha->timer_active) {
2005 qla2x00_vp_stop_timer(vha);
2006 ql_dbg(ql_dbg_user, vha, 0x7086,
2007 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
2008 }
2009
2010 BUG_ON(atomic_read(&vha->vref_count));
2011
2012 qla2x00_free_fcports(vha);
2013
2014 mutex_lock(&ha->vport_lock);
2015 ha->cur_vport_count--;
2016 clear_bit(vha->vp_idx, ha->vp_idx_map);
2017 mutex_unlock(&ha->vport_lock);
2018
2019 if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
2020 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
2021 ql_log(ql_log_warn, vha, 0x7087,
2022 "Queue delete failed.\n");
2023 }
2024
2025 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
2026 scsi_host_put(vha->host);
2027 return 0;
2028 }
2029
2030 static int
2031 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
2032 {
2033 scsi_qla_host_t *vha = fc_vport->dd_data;
2034
2035 if (disable)
2036 qla24xx_disable_vp(vha);
2037 else
2038 qla24xx_enable_vp(vha);
2039
2040 return 0;
2041 }
2042
2043 struct fc_function_template qla2xxx_transport_functions = {
2044
2045 .show_host_node_name = 1,
2046 .show_host_port_name = 1,
2047 .show_host_supported_classes = 1,
2048 .show_host_supported_speeds = 1,
2049
2050 .get_host_port_id = qla2x00_get_host_port_id,
2051 .show_host_port_id = 1,
2052 .get_host_speed = qla2x00_get_host_speed,
2053 .show_host_speed = 1,
2054 .get_host_port_type = qla2x00_get_host_port_type,
2055 .show_host_port_type = 1,
2056 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2057 .show_host_symbolic_name = 1,
2058 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2059 .show_host_system_hostname = 1,
2060 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2061 .show_host_fabric_name = 1,
2062 .get_host_port_state = qla2x00_get_host_port_state,
2063 .show_host_port_state = 1,
2064
2065 .dd_fcrport_size = sizeof(struct fc_port *),
2066 .show_rport_supported_classes = 1,
2067
2068 .get_starget_node_name = qla2x00_get_starget_node_name,
2069 .show_starget_node_name = 1,
2070 .get_starget_port_name = qla2x00_get_starget_port_name,
2071 .show_starget_port_name = 1,
2072 .get_starget_port_id = qla2x00_get_starget_port_id,
2073 .show_starget_port_id = 1,
2074
2075 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2076 .show_rport_dev_loss_tmo = 1,
2077
2078 .issue_fc_host_lip = qla2x00_issue_lip,
2079 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2080 .terminate_rport_io = qla2x00_terminate_rport_io,
2081 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2082 .reset_fc_host_stats = qla2x00_reset_host_stats,
2083
2084 .vport_create = qla24xx_vport_create,
2085 .vport_disable = qla24xx_vport_disable,
2086 .vport_delete = qla24xx_vport_delete,
2087 .bsg_request = qla24xx_bsg_request,
2088 .bsg_timeout = qla24xx_bsg_timeout,
2089 };
2090
2091 struct fc_function_template qla2xxx_transport_vport_functions = {
2092
2093 .show_host_node_name = 1,
2094 .show_host_port_name = 1,
2095 .show_host_supported_classes = 1,
2096
2097 .get_host_port_id = qla2x00_get_host_port_id,
2098 .show_host_port_id = 1,
2099 .get_host_speed = qla2x00_get_host_speed,
2100 .show_host_speed = 1,
2101 .get_host_port_type = qla2x00_get_host_port_type,
2102 .show_host_port_type = 1,
2103 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2104 .show_host_symbolic_name = 1,
2105 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2106 .show_host_system_hostname = 1,
2107 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2108 .show_host_fabric_name = 1,
2109 .get_host_port_state = qla2x00_get_host_port_state,
2110 .show_host_port_state = 1,
2111
2112 .dd_fcrport_size = sizeof(struct fc_port *),
2113 .show_rport_supported_classes = 1,
2114
2115 .get_starget_node_name = qla2x00_get_starget_node_name,
2116 .show_starget_node_name = 1,
2117 .get_starget_port_name = qla2x00_get_starget_port_name,
2118 .show_starget_port_name = 1,
2119 .get_starget_port_id = qla2x00_get_starget_port_id,
2120 .show_starget_port_id = 1,
2121
2122 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2123 .show_rport_dev_loss_tmo = 1,
2124
2125 .issue_fc_host_lip = qla2x00_issue_lip,
2126 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2127 .terminate_rport_io = qla2x00_terminate_rport_io,
2128 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2129 .reset_fc_host_stats = qla2x00_reset_host_stats,
2130
2131 .bsg_request = qla24xx_bsg_request,
2132 .bsg_timeout = qla24xx_bsg_timeout,
2133 };
2134
2135 void
2136 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2137 {
2138 struct qla_hw_data *ha = vha->hw;
2139 u32 speed = FC_PORTSPEED_UNKNOWN;
2140
2141 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2142 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2143 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2144 fc_host_supported_classes(vha->host) = ha->tgt.enable_class_2 ?
2145 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3;
2146 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2147 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2148
2149 if (IS_CNA_CAPABLE(ha))
2150 speed = FC_PORTSPEED_10GBIT;
2151 else if (IS_QLA2031(ha))
2152 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT |
2153 FC_PORTSPEED_4GBIT;
2154 else if (IS_QLA25XX(ha))
2155 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2156 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2157 else if (IS_QLA24XX_TYPE(ha))
2158 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2159 FC_PORTSPEED_1GBIT;
2160 else if (IS_QLA23XX(ha))
2161 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2162 else if (IS_QLAFX00(ha))
2163 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2164 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2165 else
2166 speed = FC_PORTSPEED_1GBIT;
2167 fc_host_supported_speeds(vha->host) = speed;
2168 }
Linux with added FPC-III support