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x86, cpufeature: If we disable CLFLUSH, we should disable CLFLUSHOPT
[linux/fpc-iii.git] / drivers / scsi / qla2xxx / qla_attr.c
blob4a0d7c92181f974730b7964a029822ef4a565297
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, bool stop_beacon)
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 (stop_beacon && 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 scnprintf(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 scnprintf(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 scnprintf(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 - 1);
921 return strlen(strcat(buf, "\n"));
922 }
923
924 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
925 return scnprintf(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 scnprintf(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 scnprintf(buf, PAGE_SIZE, "%s\n",
946 vha->hw->mr.hw_version);
947
948 return scnprintf(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 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
960 }
961
962 static ssize_t
963 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
964 char *buf)
965 {
966 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
967 return scnprintf(buf, PAGE_SIZE, "%s\n",
968 vha->hw->model_desc ? vha->hw->model_desc : "");
969 }
970
971 static ssize_t
972 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
973 char *buf)
974 {
975 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
976 char pci_info[30];
977
978 return scnprintf(buf, PAGE_SIZE, "%s\n",
979 vha->hw->isp_ops->pci_info_str(vha, pci_info));
980 }
981
982 static ssize_t
983 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
984 char *buf)
985 {
986 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
987 struct qla_hw_data *ha = vha->hw;
988 int len = 0;
989
990 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
991 atomic_read(&vha->loop_state) == LOOP_DEAD ||
992 vha->device_flags & DFLG_NO_CABLE)
993 len = scnprintf(buf, PAGE_SIZE, "Link Down\n");
994 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
995 qla2x00_reset_active(vha))
996 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n");
997 else {
998 len = scnprintf(buf, PAGE_SIZE, "Link Up - ");
999
1000 switch (ha->current_topology) {
1001 case ISP_CFG_NL:
1002 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1003 break;
1004 case ISP_CFG_FL:
1005 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1006 break;
1007 case ISP_CFG_N:
1008 len += scnprintf(buf + len, PAGE_SIZE-len,
1009 "N_Port to N_Port\n");
1010 break;
1011 case ISP_CFG_F:
1012 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1013 break;
1014 default:
1015 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1016 break;
1017 }
1018 }
1019 return len;
1020 }
1021
1022 static ssize_t
1023 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1024 char *buf)
1025 {
1026 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1027 int len = 0;
1028
1029 switch (vha->hw->zio_mode) {
1030 case QLA_ZIO_MODE_6:
1031 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1032 break;
1033 case QLA_ZIO_DISABLED:
1034 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1035 break;
1036 }
1037 return len;
1038 }
1039
1040 static ssize_t
1041 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1042 const char *buf, size_t count)
1043 {
1044 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1045 struct qla_hw_data *ha = vha->hw;
1046 int val = 0;
1047 uint16_t zio_mode;
1048
1049 if (!IS_ZIO_SUPPORTED(ha))
1050 return -ENOTSUPP;
1051
1052 if (sscanf(buf, "%d", &val) != 1)
1053 return -EINVAL;
1054
1055 if (val)
1056 zio_mode = QLA_ZIO_MODE_6;
1057 else
1058 zio_mode = QLA_ZIO_DISABLED;
1059
1060 /* Update per-hba values and queue a reset. */
1061 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1062 ha->zio_mode = zio_mode;
1063 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1064 }
1065 return strlen(buf);
1066 }
1067
1068 static ssize_t
1069 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1070 char *buf)
1071 {
1072 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1073
1074 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1075 }
1076
1077 static ssize_t
1078 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1079 const char *buf, size_t count)
1080 {
1081 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1082 int val = 0;
1083 uint16_t zio_timer;
1084
1085 if (sscanf(buf, "%d", &val) != 1)
1086 return -EINVAL;
1087 if (val > 25500 || val < 100)
1088 return -ERANGE;
1089
1090 zio_timer = (uint16_t)(val / 100);
1091 vha->hw->zio_timer = zio_timer;
1092
1093 return strlen(buf);
1094 }
1095
1096 static ssize_t
1097 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1098 char *buf)
1099 {
1100 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1101 int len = 0;
1102
1103 if (vha->hw->beacon_blink_led)
1104 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1105 else
1106 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1107 return len;
1108 }
1109
1110 static ssize_t
1111 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1112 const char *buf, size_t count)
1113 {
1114 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1115 struct qla_hw_data *ha = vha->hw;
1116 int val = 0;
1117 int rval;
1118
1119 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1120 return -EPERM;
1121
1122 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1123 ql_log(ql_log_warn, vha, 0x707a,
1124 "Abort ISP active -- ignoring beacon request.\n");
1125 return -EBUSY;
1126 }
1127
1128 if (sscanf(buf, "%d", &val) != 1)
1129 return -EINVAL;
1130
1131 if (val)
1132 rval = ha->isp_ops->beacon_on(vha);
1133 else
1134 rval = ha->isp_ops->beacon_off(vha);
1135
1136 if (rval != QLA_SUCCESS)
1137 count = 0;
1138
1139 return count;
1140 }
1141
1142 static ssize_t
1143 qla2x00_optrom_bios_version_show(struct device *dev,
1144 struct device_attribute *attr, char *buf)
1145 {
1146 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1147 struct qla_hw_data *ha = vha->hw;
1148 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1149 ha->bios_revision[0]);
1150 }
1151
1152 static ssize_t
1153 qla2x00_optrom_efi_version_show(struct device *dev,
1154 struct device_attribute *attr, char *buf)
1155 {
1156 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1157 struct qla_hw_data *ha = vha->hw;
1158 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1159 ha->efi_revision[0]);
1160 }
1161
1162 static ssize_t
1163 qla2x00_optrom_fcode_version_show(struct device *dev,
1164 struct device_attribute *attr, char *buf)
1165 {
1166 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1167 struct qla_hw_data *ha = vha->hw;
1168 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1169 ha->fcode_revision[0]);
1170 }
1171
1172 static ssize_t
1173 qla2x00_optrom_fw_version_show(struct device *dev,
1174 struct device_attribute *attr, char *buf)
1175 {
1176 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1177 struct qla_hw_data *ha = vha->hw;
1178 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1179 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1180 ha->fw_revision[3]);
1181 }
1182
1183 static ssize_t
1184 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1185 struct device_attribute *attr, char *buf)
1186 {
1187 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1188 struct qla_hw_data *ha = vha->hw;
1189
1190 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha))
1191 return scnprintf(buf, PAGE_SIZE, "\n");
1192
1193 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1194 ha->gold_fw_version[0], ha->gold_fw_version[1],
1195 ha->gold_fw_version[2], ha->gold_fw_version[3]);
1196 }
1197
1198 static ssize_t
1199 qla2x00_total_isp_aborts_show(struct device *dev,
1200 struct device_attribute *attr, char *buf)
1201 {
1202 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1203 return scnprintf(buf, PAGE_SIZE, "%d\n",
1204 vha->qla_stats.total_isp_aborts);
1205 }
1206
1207 static ssize_t
1208 qla24xx_84xx_fw_version_show(struct device *dev,
1209 struct device_attribute *attr, char *buf)
1210 {
1211 int rval = QLA_SUCCESS;
1212 uint16_t status[2] = {0, 0};
1213 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1214 struct qla_hw_data *ha = vha->hw;
1215
1216 if (!IS_QLA84XX(ha))
1217 return scnprintf(buf, PAGE_SIZE, "\n");
1218
1219 if (ha->cs84xx->op_fw_version == 0)
1220 rval = qla84xx_verify_chip(vha, status);
1221
1222 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1223 return scnprintf(buf, PAGE_SIZE, "%u\n",
1224 (uint32_t)ha->cs84xx->op_fw_version);
1225
1226 return scnprintf(buf, PAGE_SIZE, "\n");
1227 }
1228
1229 static ssize_t
1230 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1231 char *buf)
1232 {
1233 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1234 struct qla_hw_data *ha = vha->hw;
1235
1236 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha))
1237 return scnprintf(buf, PAGE_SIZE, "\n");
1238
1239 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1240 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1241 ha->mpi_capabilities);
1242 }
1243
1244 static ssize_t
1245 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1246 char *buf)
1247 {
1248 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1249 struct qla_hw_data *ha = vha->hw;
1250
1251 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1252 return scnprintf(buf, PAGE_SIZE, "\n");
1253
1254 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1255 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1256 }
1257
1258 static ssize_t
1259 qla2x00_flash_block_size_show(struct device *dev,
1260 struct device_attribute *attr, char *buf)
1261 {
1262 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1263 struct qla_hw_data *ha = vha->hw;
1264
1265 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1266 }
1267
1268 static ssize_t
1269 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1270 char *buf)
1271 {
1272 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1273
1274 if (!IS_CNA_CAPABLE(vha->hw))
1275 return scnprintf(buf, PAGE_SIZE, "\n");
1276
1277 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1278 }
1279
1280 static ssize_t
1281 qla2x00_vn_port_mac_address_show(struct device *dev,
1282 struct device_attribute *attr, char *buf)
1283 {
1284 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1285
1286 if (!IS_CNA_CAPABLE(vha->hw))
1287 return scnprintf(buf, PAGE_SIZE, "\n");
1288
1289 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
1290 }
1291
1292 static ssize_t
1293 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1294 char *buf)
1295 {
1296 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1297
1298 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1299 }
1300
1301 static ssize_t
1302 qla2x00_thermal_temp_show(struct device *dev,
1303 struct device_attribute *attr, char *buf)
1304 {
1305 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1306 uint16_t temp = 0;
1307
1308 if (qla2x00_reset_active(vha)) {
1309 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
1310 goto done;
1311 }
1312
1313 if (vha->hw->flags.eeh_busy) {
1314 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
1315 goto done;
1316 }
1317
1318 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS)
1319 return scnprintf(buf, PAGE_SIZE, "%d\n", temp);
1320
1321 done:
1322 return scnprintf(buf, PAGE_SIZE, "\n");
1323 }
1324
1325 static ssize_t
1326 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1327 char *buf)
1328 {
1329 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1330 int rval = QLA_FUNCTION_FAILED;
1331 uint16_t state[5];
1332 uint32_t pstate;
1333
1334 if (IS_QLAFX00(vha->hw)) {
1335 pstate = qlafx00_fw_state_show(dev, attr, buf);
1336 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
1337 }
1338
1339 if (qla2x00_reset_active(vha))
1340 ql_log(ql_log_warn, vha, 0x707c,
1341 "ISP reset active.\n");
1342 else if (!vha->hw->flags.eeh_busy)
1343 rval = qla2x00_get_firmware_state(vha, state);
1344 if (rval != QLA_SUCCESS)
1345 memset(state, -1, sizeof(state));
1346
1347 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1348 state[1], state[2], state[3], state[4]);
1349 }
1350
1351 static ssize_t
1352 qla2x00_diag_requests_show(struct device *dev,
1353 struct device_attribute *attr, char *buf)
1354 {
1355 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1356
1357 if (!IS_BIDI_CAPABLE(vha->hw))
1358 return scnprintf(buf, PAGE_SIZE, "\n");
1359
1360 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
1361 }
1362
1363 static ssize_t
1364 qla2x00_diag_megabytes_show(struct device *dev,
1365 struct device_attribute *attr, char *buf)
1366 {
1367 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1368
1369 if (!IS_BIDI_CAPABLE(vha->hw))
1370 return scnprintf(buf, PAGE_SIZE, "\n");
1371
1372 return scnprintf(buf, PAGE_SIZE, "%llu\n",
1373 vha->bidi_stats.transfer_bytes >> 20);
1374 }
1375
1376 static ssize_t
1377 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
1378 char *buf)
1379 {
1380 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1381 struct qla_hw_data *ha = vha->hw;
1382 uint32_t size;
1383
1384 if (!ha->fw_dumped)
1385 size = 0;
1386 else if (IS_QLA82XX(ha))
1387 size = ha->md_template_size + ha->md_dump_size;
1388 else
1389 size = ha->fw_dump_len;
1390
1391 return scnprintf(buf, PAGE_SIZE, "%d\n", size);
1392 }
1393
1394 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1395 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1396 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1397 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1398 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1399 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1400 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1401 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1402 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1403 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1404 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1405 qla2x00_zio_timer_store);
1406 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1407 qla2x00_beacon_store);
1408 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1409 qla2x00_optrom_bios_version_show, NULL);
1410 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1411 qla2x00_optrom_efi_version_show, NULL);
1412 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1413 qla2x00_optrom_fcode_version_show, NULL);
1414 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1415 NULL);
1416 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1417 qla2x00_optrom_gold_fw_version_show, NULL);
1418 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1419 NULL);
1420 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1421 NULL);
1422 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1423 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1424 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1425 NULL);
1426 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1427 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1428 qla2x00_vn_port_mac_address_show, NULL);
1429 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1430 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1431 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1432 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
1433 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
1434 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
1435
1436 struct device_attribute *qla2x00_host_attrs[] = {
1437 &dev_attr_driver_version,
1438 &dev_attr_fw_version,
1439 &dev_attr_serial_num,
1440 &dev_attr_isp_name,
1441 &dev_attr_isp_id,
1442 &dev_attr_model_name,
1443 &dev_attr_model_desc,
1444 &dev_attr_pci_info,
1445 &dev_attr_link_state,
1446 &dev_attr_zio,
1447 &dev_attr_zio_timer,
1448 &dev_attr_beacon,
1449 &dev_attr_optrom_bios_version,
1450 &dev_attr_optrom_efi_version,
1451 &dev_attr_optrom_fcode_version,
1452 &dev_attr_optrom_fw_version,
1453 &dev_attr_84xx_fw_version,
1454 &dev_attr_total_isp_aborts,
1455 &dev_attr_mpi_version,
1456 &dev_attr_phy_version,
1457 &dev_attr_flash_block_size,
1458 &dev_attr_vlan_id,
1459 &dev_attr_vn_port_mac_address,
1460 &dev_attr_fabric_param,
1461 &dev_attr_fw_state,
1462 &dev_attr_optrom_gold_fw_version,
1463 &dev_attr_thermal_temp,
1464 &dev_attr_diag_requests,
1465 &dev_attr_diag_megabytes,
1466 &dev_attr_fw_dump_size,
1467 NULL,
1468 };
1469
1470 /* Host attributes. */
1471
1472 static void
1473 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1474 {
1475 scsi_qla_host_t *vha = shost_priv(shost);
1476
1477 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1478 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1479 }
1480
1481 static void
1482 qla2x00_get_host_speed(struct Scsi_Host *shost)
1483 {
1484 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1485 (shost_priv(shost)))->hw;
1486 u32 speed = FC_PORTSPEED_UNKNOWN;
1487
1488 if (IS_QLAFX00(ha)) {
1489 qlafx00_get_host_speed(shost);
1490 return;
1491 }
1492
1493 switch (ha->link_data_rate) {
1494 case PORT_SPEED_1GB:
1495 speed = FC_PORTSPEED_1GBIT;
1496 break;
1497 case PORT_SPEED_2GB:
1498 speed = FC_PORTSPEED_2GBIT;
1499 break;
1500 case PORT_SPEED_4GB:
1501 speed = FC_PORTSPEED_4GBIT;
1502 break;
1503 case PORT_SPEED_8GB:
1504 speed = FC_PORTSPEED_8GBIT;
1505 break;
1506 case PORT_SPEED_10GB:
1507 speed = FC_PORTSPEED_10GBIT;
1508 break;
1509 case PORT_SPEED_16GB:
1510 speed = FC_PORTSPEED_16GBIT;
1511 break;
1512 }
1513 fc_host_speed(shost) = speed;
1514 }
1515
1516 static void
1517 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1518 {
1519 scsi_qla_host_t *vha = shost_priv(shost);
1520 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1521
1522 if (vha->vp_idx) {
1523 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1524 return;
1525 }
1526 switch (vha->hw->current_topology) {
1527 case ISP_CFG_NL:
1528 port_type = FC_PORTTYPE_LPORT;
1529 break;
1530 case ISP_CFG_FL:
1531 port_type = FC_PORTTYPE_NLPORT;
1532 break;
1533 case ISP_CFG_N:
1534 port_type = FC_PORTTYPE_PTP;
1535 break;
1536 case ISP_CFG_F:
1537 port_type = FC_PORTTYPE_NPORT;
1538 break;
1539 }
1540 fc_host_port_type(shost) = port_type;
1541 }
1542
1543 static void
1544 qla2x00_get_starget_node_name(struct scsi_target *starget)
1545 {
1546 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1547 scsi_qla_host_t *vha = shost_priv(host);
1548 fc_port_t *fcport;
1549 u64 node_name = 0;
1550
1551 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1552 if (fcport->rport &&
1553 starget->id == fcport->rport->scsi_target_id) {
1554 node_name = wwn_to_u64(fcport->node_name);
1555 break;
1556 }
1557 }
1558
1559 fc_starget_node_name(starget) = node_name;
1560 }
1561
1562 static void
1563 qla2x00_get_starget_port_name(struct scsi_target *starget)
1564 {
1565 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1566 scsi_qla_host_t *vha = shost_priv(host);
1567 fc_port_t *fcport;
1568 u64 port_name = 0;
1569
1570 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1571 if (fcport->rport &&
1572 starget->id == fcport->rport->scsi_target_id) {
1573 port_name = wwn_to_u64(fcport->port_name);
1574 break;
1575 }
1576 }
1577
1578 fc_starget_port_name(starget) = port_name;
1579 }
1580
1581 static void
1582 qla2x00_get_starget_port_id(struct scsi_target *starget)
1583 {
1584 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1585 scsi_qla_host_t *vha = shost_priv(host);
1586 fc_port_t *fcport;
1587 uint32_t port_id = ~0U;
1588
1589 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1590 if (fcport->rport &&
1591 starget->id == fcport->rport->scsi_target_id) {
1592 port_id = fcport->d_id.b.domain << 16 |
1593 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1594 break;
1595 }
1596 }
1597
1598 fc_starget_port_id(starget) = port_id;
1599 }
1600
1601 static void
1602 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1603 {
1604 if (timeout)
1605 rport->dev_loss_tmo = timeout;
1606 else
1607 rport->dev_loss_tmo = 1;
1608 }
1609
1610 static void
1611 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1612 {
1613 struct Scsi_Host *host = rport_to_shost(rport);
1614 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1615 unsigned long flags;
1616
1617 if (!fcport)
1618 return;
1619
1620 /* Now that the rport has been deleted, set the fcport state to
1621 FCS_DEVICE_DEAD */
1622 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1623
1624 /*
1625 * Transport has effectively 'deleted' the rport, clear
1626 * all local references.
1627 */
1628 spin_lock_irqsave(host->host_lock, flags);
1629 fcport->rport = fcport->drport = NULL;
1630 *((fc_port_t **)rport->dd_data) = NULL;
1631 spin_unlock_irqrestore(host->host_lock, flags);
1632
1633 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1634 return;
1635
1636 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1637 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1638 return;
1639 }
1640 }
1641
1642 static void
1643 qla2x00_terminate_rport_io(struct fc_rport *rport)
1644 {
1645 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1646
1647 if (!fcport)
1648 return;
1649
1650 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1651 return;
1652
1653 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1654 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1655 return;
1656 }
1657 /*
1658 * At this point all fcport's software-states are cleared. Perform any
1659 * final cleanup of firmware resources (PCBs and XCBs).
1660 */
1661 if (fcport->loop_id != FC_NO_LOOP_ID) {
1662 if (IS_FWI2_CAPABLE(fcport->vha->hw))
1663 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1664 fcport->loop_id, fcport->d_id.b.domain,
1665 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1666 else
1667 qla2x00_port_logout(fcport->vha, fcport);
1668 }
1669 }
1670
1671 static int
1672 qla2x00_issue_lip(struct Scsi_Host *shost)
1673 {
1674 scsi_qla_host_t *vha = shost_priv(shost);
1675
1676 if (IS_QLAFX00(vha->hw))
1677 return 0;
1678
1679 qla2x00_loop_reset(vha);
1680 return 0;
1681 }
1682
1683 static struct fc_host_statistics *
1684 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1685 {
1686 scsi_qla_host_t *vha = shost_priv(shost);
1687 struct qla_hw_data *ha = vha->hw;
1688 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1689 int rval;
1690 struct link_statistics *stats;
1691 dma_addr_t stats_dma;
1692 struct fc_host_statistics *pfc_host_stat;
1693
1694 pfc_host_stat = &vha->fc_host_stat;
1695 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1696
1697 if (IS_QLAFX00(vha->hw))
1698 goto done;
1699
1700 if (test_bit(UNLOADING, &vha->dpc_flags))
1701 goto done;
1702
1703 if (unlikely(pci_channel_offline(ha->pdev)))
1704 goto done;
1705
1706 if (qla2x00_reset_active(vha))
1707 goto done;
1708
1709 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1710 if (stats == NULL) {
1711 ql_log(ql_log_warn, vha, 0x707d,
1712 "Failed to allocate memory for stats.\n");
1713 goto done;
1714 }
1715 memset(stats, 0, DMA_POOL_SIZE);
1716
1717 rval = QLA_FUNCTION_FAILED;
1718 if (IS_FWI2_CAPABLE(ha)) {
1719 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1720 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1721 !ha->dpc_active) {
1722 /* Must be in a 'READY' state for statistics retrieval. */
1723 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1724 stats, stats_dma);
1725 }
1726
1727 if (rval != QLA_SUCCESS)
1728 goto done_free;
1729
1730 pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1731 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1732 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1733 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1734 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1735 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1736 if (IS_FWI2_CAPABLE(ha)) {
1737 pfc_host_stat->lip_count = stats->lip_cnt;
1738 pfc_host_stat->tx_frames = stats->tx_frames;
1739 pfc_host_stat->rx_frames = stats->rx_frames;
1740 pfc_host_stat->dumped_frames = stats->discarded_frames;
1741 pfc_host_stat->nos_count = stats->nos_rcvd;
1742 pfc_host_stat->error_frames =
1743 stats->dropped_frames + stats->discarded_frames;
1744 pfc_host_stat->rx_words = vha->qla_stats.input_bytes;
1745 pfc_host_stat->tx_words = vha->qla_stats.output_bytes;
1746 }
1747 pfc_host_stat->fcp_control_requests = vha->qla_stats.control_requests;
1748 pfc_host_stat->fcp_input_requests = vha->qla_stats.input_requests;
1749 pfc_host_stat->fcp_output_requests = vha->qla_stats.output_requests;
1750 pfc_host_stat->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20;
1751 pfc_host_stat->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20;
1752 pfc_host_stat->seconds_since_last_reset =
1753 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
1754 do_div(pfc_host_stat->seconds_since_last_reset, HZ);
1755
1756 done_free:
1757 dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1758 done:
1759 return pfc_host_stat;
1760 }
1761
1762 static void
1763 qla2x00_reset_host_stats(struct Scsi_Host *shost)
1764 {
1765 scsi_qla_host_t *vha = shost_priv(shost);
1766
1767 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
1768
1769 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
1770 }
1771
1772 static void
1773 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1774 {
1775 scsi_qla_host_t *vha = shost_priv(shost);
1776
1777 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1778 }
1779
1780 static void
1781 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1782 {
1783 scsi_qla_host_t *vha = shost_priv(shost);
1784
1785 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1786 }
1787
1788 static void
1789 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1790 {
1791 scsi_qla_host_t *vha = shost_priv(shost);
1792 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1793 0xFF, 0xFF, 0xFF, 0xFF};
1794 u64 fabric_name = wwn_to_u64(node_name);
1795
1796 if (vha->device_flags & SWITCH_FOUND)
1797 fabric_name = wwn_to_u64(vha->fabric_node_name);
1798
1799 fc_host_fabric_name(shost) = fabric_name;
1800 }
1801
1802 static void
1803 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1804 {
1805 scsi_qla_host_t *vha = shost_priv(shost);
1806 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1807
1808 if (!base_vha->flags.online) {
1809 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1810 return;
1811 }
1812
1813 switch (atomic_read(&base_vha->loop_state)) {
1814 case LOOP_UPDATE:
1815 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1816 break;
1817 case LOOP_DOWN:
1818 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
1819 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1820 else
1821 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1822 break;
1823 case LOOP_DEAD:
1824 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1825 break;
1826 case LOOP_READY:
1827 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1828 break;
1829 default:
1830 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1831 break;
1832 }
1833 }
1834
1835 static int
1836 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1837 {
1838 int ret = 0;
1839 uint8_t qos = 0;
1840 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1841 scsi_qla_host_t *vha = NULL;
1842 struct qla_hw_data *ha = base_vha->hw;
1843 uint16_t options = 0;
1844 int cnt;
1845 struct req_que *req = ha->req_q_map[0];
1846
1847 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1848 if (ret) {
1849 ql_log(ql_log_warn, vha, 0x707e,
1850 "Vport sanity check failed, status %x\n", ret);
1851 return (ret);
1852 }
1853
1854 vha = qla24xx_create_vhost(fc_vport);
1855 if (vha == NULL) {
1856 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
1857 return FC_VPORT_FAILED;
1858 }
1859 if (disable) {
1860 atomic_set(&vha->vp_state, VP_OFFLINE);
1861 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1862 } else
1863 atomic_set(&vha->vp_state, VP_FAILED);
1864
1865 /* ready to create vport */
1866 ql_log(ql_log_info, vha, 0x7080,
1867 "VP entry id %d assigned.\n", vha->vp_idx);
1868
1869 /* initialized vport states */
1870 atomic_set(&vha->loop_state, LOOP_DOWN);
1871 vha->vp_err_state= VP_ERR_PORTDWN;
1872 vha->vp_prev_err_state= VP_ERR_UNKWN;
1873 /* Check if physical ha port is Up */
1874 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1875 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1876 /* Don't retry or attempt login of this virtual port */
1877 ql_dbg(ql_dbg_user, vha, 0x7081,
1878 "Vport loop state is not UP.\n");
1879 atomic_set(&vha->loop_state, LOOP_DEAD);
1880 if (!disable)
1881 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1882 }
1883
1884 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
1885 if (ha->fw_attributes & BIT_4) {
1886 int prot = 0, guard;
1887 vha->flags.difdix_supported = 1;
1888 ql_dbg(ql_dbg_user, vha, 0x7082,
1889 "Registered for DIF/DIX type 1 and 3 protection.\n");
1890 if (ql2xenabledif == 1)
1891 prot = SHOST_DIX_TYPE0_PROTECTION;
1892 scsi_host_set_prot(vha->host,
1893 prot | SHOST_DIF_TYPE1_PROTECTION
1894 | SHOST_DIF_TYPE2_PROTECTION
1895 | SHOST_DIF_TYPE3_PROTECTION
1896 | SHOST_DIX_TYPE1_PROTECTION
1897 | SHOST_DIX_TYPE2_PROTECTION
1898 | SHOST_DIX_TYPE3_PROTECTION);
1899
1900 guard = SHOST_DIX_GUARD_CRC;
1901
1902 if (IS_PI_IPGUARD_CAPABLE(ha) &&
1903 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
1904 guard |= SHOST_DIX_GUARD_IP;
1905
1906 scsi_host_set_guard(vha->host, guard);
1907 } else
1908 vha->flags.difdix_supported = 0;
1909 }
1910
1911 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1912 &ha->pdev->dev)) {
1913 ql_dbg(ql_dbg_user, vha, 0x7083,
1914 "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
1915 goto vport_create_failed_2;
1916 }
1917
1918 /* initialize attributes */
1919 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1920 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1921 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1922 fc_host_supported_classes(vha->host) =
1923 fc_host_supported_classes(base_vha->host);
1924 fc_host_supported_speeds(vha->host) =
1925 fc_host_supported_speeds(base_vha->host);
1926
1927 qlt_vport_create(vha, ha);
1928 qla24xx_vport_disable(fc_vport, disable);
1929
1930 if (ha->flags.cpu_affinity_enabled) {
1931 req = ha->req_q_map[1];
1932 ql_dbg(ql_dbg_multiq, vha, 0xc000,
1933 "Request queue %p attached with "
1934 "VP[%d], cpu affinity =%d\n",
1935 req, vha->vp_idx, ha->flags.cpu_affinity_enabled);
1936 goto vport_queue;
1937 } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1938 goto vport_queue;
1939 /* Create a request queue in QoS mode for the vport */
1940 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1941 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1942 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1943 8) == 0) {
1944 qos = ha->npiv_info[cnt].q_qos;
1945 break;
1946 }
1947 }
1948
1949 if (qos) {
1950 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1951 qos);
1952 if (!ret)
1953 ql_log(ql_log_warn, vha, 0x7084,
1954 "Can't create request queue for VP[%d]\n",
1955 vha->vp_idx);
1956 else {
1957 ql_dbg(ql_dbg_multiq, vha, 0xc001,
1958 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1959 ret, qos, vha->vp_idx);
1960 ql_dbg(ql_dbg_user, vha, 0x7085,
1961 "Request Que:%d Q0s: %d) created for VP[%d]\n",
1962 ret, qos, vha->vp_idx);
1963 req = ha->req_q_map[ret];
1964 }
1965 }
1966
1967 vport_queue:
1968 vha->req = req;
1969 return 0;
1970
1971 vport_create_failed_2:
1972 qla24xx_disable_vp(vha);
1973 qla24xx_deallocate_vp_id(vha);
1974 scsi_host_put(vha->host);
1975 return FC_VPORT_FAILED;
1976 }
1977
1978 static int
1979 qla24xx_vport_delete(struct fc_vport *fc_vport)
1980 {
1981 scsi_qla_host_t *vha = fc_vport->dd_data;
1982 struct qla_hw_data *ha = vha->hw;
1983 uint16_t id = vha->vp_idx;
1984
1985 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1986 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1987 msleep(1000);
1988
1989 qla24xx_disable_vp(vha);
1990
1991 vha->flags.delete_progress = 1;
1992
1993 qlt_remove_target(ha, vha);
1994
1995 fc_remove_host(vha->host);
1996
1997 scsi_remove_host(vha->host);
1998
1999 /* Allow timer to run to drain queued items, when removing vp */
2000 qla24xx_deallocate_vp_id(vha);
2001
2002 if (vha->timer_active) {
2003 qla2x00_vp_stop_timer(vha);
2004 ql_dbg(ql_dbg_user, vha, 0x7086,
2005 "Timer for the VP[%d] has stopped\n", vha->vp_idx);
2006 }
2007
2008 BUG_ON(atomic_read(&vha->vref_count));
2009
2010 qla2x00_free_fcports(vha);
2011
2012 mutex_lock(&ha->vport_lock);
2013 ha->cur_vport_count--;
2014 clear_bit(vha->vp_idx, ha->vp_idx_map);
2015 mutex_unlock(&ha->vport_lock);
2016
2017 if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
2018 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
2019 ql_log(ql_log_warn, vha, 0x7087,
2020 "Queue delete failed.\n");
2021 }
2022
2023 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
2024 scsi_host_put(vha->host);
2025 return 0;
2026 }
2027
2028 static int
2029 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
2030 {
2031 scsi_qla_host_t *vha = fc_vport->dd_data;
2032
2033 if (disable)
2034 qla24xx_disable_vp(vha);
2035 else
2036 qla24xx_enable_vp(vha);
2037
2038 return 0;
2039 }
2040
2041 struct fc_function_template qla2xxx_transport_functions = {
2042
2043 .show_host_node_name = 1,
2044 .show_host_port_name = 1,
2045 .show_host_supported_classes = 1,
2046 .show_host_supported_speeds = 1,
2047
2048 .get_host_port_id = qla2x00_get_host_port_id,
2049 .show_host_port_id = 1,
2050 .get_host_speed = qla2x00_get_host_speed,
2051 .show_host_speed = 1,
2052 .get_host_port_type = qla2x00_get_host_port_type,
2053 .show_host_port_type = 1,
2054 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2055 .show_host_symbolic_name = 1,
2056 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2057 .show_host_system_hostname = 1,
2058 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2059 .show_host_fabric_name = 1,
2060 .get_host_port_state = qla2x00_get_host_port_state,
2061 .show_host_port_state = 1,
2062
2063 .dd_fcrport_size = sizeof(struct fc_port *),
2064 .show_rport_supported_classes = 1,
2065
2066 .get_starget_node_name = qla2x00_get_starget_node_name,
2067 .show_starget_node_name = 1,
2068 .get_starget_port_name = qla2x00_get_starget_port_name,
2069 .show_starget_port_name = 1,
2070 .get_starget_port_id = qla2x00_get_starget_port_id,
2071 .show_starget_port_id = 1,
2072
2073 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2074 .show_rport_dev_loss_tmo = 1,
2075
2076 .issue_fc_host_lip = qla2x00_issue_lip,
2077 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2078 .terminate_rport_io = qla2x00_terminate_rport_io,
2079 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2080 .reset_fc_host_stats = qla2x00_reset_host_stats,
2081
2082 .vport_create = qla24xx_vport_create,
2083 .vport_disable = qla24xx_vport_disable,
2084 .vport_delete = qla24xx_vport_delete,
2085 .bsg_request = qla24xx_bsg_request,
2086 .bsg_timeout = qla24xx_bsg_timeout,
2087 };
2088
2089 struct fc_function_template qla2xxx_transport_vport_functions = {
2090
2091 .show_host_node_name = 1,
2092 .show_host_port_name = 1,
2093 .show_host_supported_classes = 1,
2094
2095 .get_host_port_id = qla2x00_get_host_port_id,
2096 .show_host_port_id = 1,
2097 .get_host_speed = qla2x00_get_host_speed,
2098 .show_host_speed = 1,
2099 .get_host_port_type = qla2x00_get_host_port_type,
2100 .show_host_port_type = 1,
2101 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2102 .show_host_symbolic_name = 1,
2103 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2104 .show_host_system_hostname = 1,
2105 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2106 .show_host_fabric_name = 1,
2107 .get_host_port_state = qla2x00_get_host_port_state,
2108 .show_host_port_state = 1,
2109
2110 .dd_fcrport_size = sizeof(struct fc_port *),
2111 .show_rport_supported_classes = 1,
2112
2113 .get_starget_node_name = qla2x00_get_starget_node_name,
2114 .show_starget_node_name = 1,
2115 .get_starget_port_name = qla2x00_get_starget_port_name,
2116 .show_starget_port_name = 1,
2117 .get_starget_port_id = qla2x00_get_starget_port_id,
2118 .show_starget_port_id = 1,
2119
2120 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2121 .show_rport_dev_loss_tmo = 1,
2122
2123 .issue_fc_host_lip = qla2x00_issue_lip,
2124 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2125 .terminate_rport_io = qla2x00_terminate_rport_io,
2126 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2127 .reset_fc_host_stats = qla2x00_reset_host_stats,
2128
2129 .bsg_request = qla24xx_bsg_request,
2130 .bsg_timeout = qla24xx_bsg_timeout,
2131 };
2132
2133 void
2134 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2135 {
2136 struct qla_hw_data *ha = vha->hw;
2137 u32 speed = FC_PORTSPEED_UNKNOWN;
2138
2139 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2140 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2141 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2142 fc_host_supported_classes(vha->host) = ha->tgt.enable_class_2 ?
2143 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3;
2144 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2145 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2146
2147 if (IS_CNA_CAPABLE(ha))
2148 speed = FC_PORTSPEED_10GBIT;
2149 else if (IS_QLA2031(ha))
2150 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT |
2151 FC_PORTSPEED_4GBIT;
2152 else if (IS_QLA25XX(ha))
2153 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2154 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2155 else if (IS_QLA24XX_TYPE(ha))
2156 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2157 FC_PORTSPEED_1GBIT;
2158 else if (IS_QLA23XX(ha))
2159 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2160 else if (IS_QLAFX00(ha))
2161 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2162 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2163 else
2164 speed = FC_PORTSPEED_1GBIT;
2165 fc_host_supported_speeds(vha->host) = speed;
2166 }
Linux with added FPC-III support