xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_attr.c (revision 36fe4655)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * QLogic Fibre Channel HBA Driver
4  * Copyright (c)  2003-2014 QLogic Corporation
5  */
6 #include "qla_def.h"
7 #include "qla_target.h"
8 
9 #include <linux/kthread.h>
10 #include <linux/vmalloc.h>
11 #include <linux/slab.h>
12 #include <linux/delay.h>
13 
14 static int qla24xx_vport_disable(struct fc_vport *, bool);
15 
16 /* SYSFS attributes --------------------------------------------------------- */
17 
18 static ssize_t
19 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
20 			   struct bin_attribute *bin_attr,
21 			   char *buf, loff_t off, size_t count)
22 {
23 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
24 	    struct device, kobj)));
25 	struct qla_hw_data *ha = vha->hw;
26 	int rval = 0;
27 
28 	if (!(ha->fw_dump_reading || ha->mctp_dump_reading ||
29 	      ha->mpi_fw_dump_reading))
30 		return 0;
31 
32 	mutex_lock(&ha->optrom_mutex);
33 	if (IS_P3P_TYPE(ha)) {
34 		if (off < ha->md_template_size) {
35 			rval = memory_read_from_buffer(buf, count,
36 			    &off, ha->md_tmplt_hdr, ha->md_template_size);
37 		} else {
38 			off -= ha->md_template_size;
39 			rval = memory_read_from_buffer(buf, count,
40 			    &off, ha->md_dump, ha->md_dump_size);
41 		}
42 	} else if (ha->mctp_dumped && ha->mctp_dump_reading) {
43 		rval = memory_read_from_buffer(buf, count, &off, ha->mctp_dump,
44 		    MCTP_DUMP_SIZE);
45 	} else if (ha->mpi_fw_dumped && ha->mpi_fw_dump_reading) {
46 		rval = memory_read_from_buffer(buf, count, &off,
47 					       ha->mpi_fw_dump,
48 					       ha->mpi_fw_dump_len);
49 	} else if (ha->fw_dump_reading) {
50 		rval = memory_read_from_buffer(buf, count, &off, ha->fw_dump,
51 					ha->fw_dump_len);
52 	} else {
53 		rval = 0;
54 	}
55 	mutex_unlock(&ha->optrom_mutex);
56 	return rval;
57 }
58 
59 static ssize_t
60 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
61 			    struct bin_attribute *bin_attr,
62 			    char *buf, loff_t off, size_t count)
63 {
64 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
65 	    struct device, kobj)));
66 	struct qla_hw_data *ha = vha->hw;
67 	int reading;
68 
69 	if (off != 0)
70 		return (0);
71 
72 	reading = simple_strtol(buf, NULL, 10);
73 	switch (reading) {
74 	case 0:
75 		if (!ha->fw_dump_reading)
76 			break;
77 
78 		ql_log(ql_log_info, vha, 0x705d,
79 		    "Firmware dump cleared on (%ld).\n", vha->host_no);
80 
81 		if (IS_P3P_TYPE(ha)) {
82 			qla82xx_md_free(vha);
83 			qla82xx_md_prep(vha);
84 		}
85 		ha->fw_dump_reading = 0;
86 		ha->fw_dumped = false;
87 		break;
88 	case 1:
89 		if (ha->fw_dumped && !ha->fw_dump_reading) {
90 			ha->fw_dump_reading = 1;
91 
92 			ql_log(ql_log_info, vha, 0x705e,
93 			    "Raw firmware dump ready for read on (%ld).\n",
94 			    vha->host_no);
95 		}
96 		break;
97 	case 2:
98 		qla2x00_alloc_fw_dump(vha);
99 		break;
100 	case 3:
101 		if (IS_QLA82XX(ha)) {
102 			qla82xx_idc_lock(ha);
103 			qla82xx_set_reset_owner(vha);
104 			qla82xx_idc_unlock(ha);
105 		} else if (IS_QLA8044(ha)) {
106 			qla8044_idc_lock(ha);
107 			qla82xx_set_reset_owner(vha);
108 			qla8044_idc_unlock(ha);
109 		} else {
110 			qla2x00_system_error(vha);
111 		}
112 		break;
113 	case 4:
114 		if (IS_P3P_TYPE(ha)) {
115 			if (ha->md_tmplt_hdr)
116 				ql_dbg(ql_dbg_user, vha, 0x705b,
117 				    "MiniDump supported with this firmware.\n");
118 			else
119 				ql_dbg(ql_dbg_user, vha, 0x709d,
120 				    "MiniDump not supported with this firmware.\n");
121 		}
122 		break;
123 	case 5:
124 		if (IS_P3P_TYPE(ha))
125 			set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
126 		break;
127 	case 6:
128 		if (!ha->mctp_dump_reading)
129 			break;
130 		ql_log(ql_log_info, vha, 0x70c1,
131 		    "MCTP dump cleared on (%ld).\n", vha->host_no);
132 		ha->mctp_dump_reading = 0;
133 		ha->mctp_dumped = 0;
134 		break;
135 	case 7:
136 		if (ha->mctp_dumped && !ha->mctp_dump_reading) {
137 			ha->mctp_dump_reading = 1;
138 			ql_log(ql_log_info, vha, 0x70c2,
139 			    "Raw mctp dump ready for read on (%ld).\n",
140 			    vha->host_no);
141 		}
142 		break;
143 	case 8:
144 		if (!ha->mpi_fw_dump_reading)
145 			break;
146 		ql_log(ql_log_info, vha, 0x70e7,
147 		       "MPI firmware dump cleared on (%ld).\n", vha->host_no);
148 		ha->mpi_fw_dump_reading = 0;
149 		ha->mpi_fw_dumped = 0;
150 		break;
151 	case 9:
152 		if (ha->mpi_fw_dumped && !ha->mpi_fw_dump_reading) {
153 			ha->mpi_fw_dump_reading = 1;
154 			ql_log(ql_log_info, vha, 0x70e8,
155 			       "Raw MPI firmware dump ready for read on (%ld).\n",
156 			       vha->host_no);
157 		}
158 		break;
159 	case 10:
160 		if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
161 			ql_log(ql_log_info, vha, 0x70e9,
162 			       "Issuing MPI firmware dump on host#%ld.\n",
163 			       vha->host_no);
164 			ha->isp_ops->mpi_fw_dump(vha, 0);
165 		}
166 		break;
167 	}
168 	return count;
169 }
170 
171 static struct bin_attribute sysfs_fw_dump_attr = {
172 	.attr = {
173 		.name = "fw_dump",
174 		.mode = S_IRUSR | S_IWUSR,
175 	},
176 	.size = 0,
177 	.read = qla2x00_sysfs_read_fw_dump,
178 	.write = qla2x00_sysfs_write_fw_dump,
179 };
180 
181 static ssize_t
182 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
183 			 struct bin_attribute *bin_attr,
184 			 char *buf, loff_t off, size_t count)
185 {
186 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
187 	    struct device, kobj)));
188 	struct qla_hw_data *ha = vha->hw;
189 	uint32_t faddr;
190 	struct active_regions active_regions = { };
191 
192 	if (!capable(CAP_SYS_ADMIN))
193 		return 0;
194 
195 	mutex_lock(&ha->optrom_mutex);
196 	if (qla2x00_chip_is_down(vha)) {
197 		mutex_unlock(&ha->optrom_mutex);
198 		return -EAGAIN;
199 	}
200 
201 	if (!IS_NOCACHE_VPD_TYPE(ha)) {
202 		mutex_unlock(&ha->optrom_mutex);
203 		goto skip;
204 	}
205 
206 	faddr = ha->flt_region_nvram;
207 	if (IS_QLA28XX(ha)) {
208 		qla28xx_get_aux_images(vha, &active_regions);
209 		if (active_regions.aux.vpd_nvram == QLA27XX_SECONDARY_IMAGE)
210 			faddr = ha->flt_region_nvram_sec;
211 	}
212 	ha->isp_ops->read_optrom(vha, ha->nvram, faddr << 2, ha->nvram_size);
213 
214 	mutex_unlock(&ha->optrom_mutex);
215 
216 skip:
217 	return memory_read_from_buffer(buf, count, &off, ha->nvram,
218 					ha->nvram_size);
219 }
220 
221 static ssize_t
222 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
223 			  struct bin_attribute *bin_attr,
224 			  char *buf, loff_t off, size_t count)
225 {
226 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
227 	    struct device, kobj)));
228 	struct qla_hw_data *ha = vha->hw;
229 	uint16_t	cnt;
230 
231 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
232 	    !ha->isp_ops->write_nvram)
233 		return -EINVAL;
234 
235 	/* Checksum NVRAM. */
236 	if (IS_FWI2_CAPABLE(ha)) {
237 		__le32 *iter = (__force __le32 *)buf;
238 		uint32_t chksum;
239 
240 		chksum = 0;
241 		for (cnt = 0; cnt < ((count >> 2) - 1); cnt++, iter++)
242 			chksum += le32_to_cpu(*iter);
243 		chksum = ~chksum + 1;
244 		*iter = cpu_to_le32(chksum);
245 	} else {
246 		uint8_t *iter;
247 		uint8_t chksum;
248 
249 		iter = (uint8_t *)buf;
250 		chksum = 0;
251 		for (cnt = 0; cnt < count - 1; cnt++)
252 			chksum += *iter++;
253 		chksum = ~chksum + 1;
254 		*iter = chksum;
255 	}
256 
257 	if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
258 		ql_log(ql_log_warn, vha, 0x705f,
259 		    "HBA not online, failing NVRAM update.\n");
260 		return -EAGAIN;
261 	}
262 
263 	mutex_lock(&ha->optrom_mutex);
264 	if (qla2x00_chip_is_down(vha)) {
265 		mutex_unlock(&ha->optrom_mutex);
266 		return -EAGAIN;
267 	}
268 
269 	/* Write NVRAM. */
270 	ha->isp_ops->write_nvram(vha, buf, ha->nvram_base, count);
271 	ha->isp_ops->read_nvram(vha, ha->nvram, ha->nvram_base,
272 	    count);
273 	mutex_unlock(&ha->optrom_mutex);
274 
275 	ql_dbg(ql_dbg_user, vha, 0x7060,
276 	    "Setting ISP_ABORT_NEEDED\n");
277 	/* NVRAM settings take effect immediately. */
278 	set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
279 	qla2xxx_wake_dpc(vha);
280 	qla2x00_wait_for_chip_reset(vha);
281 
282 	return count;
283 }
284 
285 static struct bin_attribute sysfs_nvram_attr = {
286 	.attr = {
287 		.name = "nvram",
288 		.mode = S_IRUSR | S_IWUSR,
289 	},
290 	.size = 512,
291 	.read = qla2x00_sysfs_read_nvram,
292 	.write = qla2x00_sysfs_write_nvram,
293 };
294 
295 static ssize_t
296 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
297 			  struct bin_attribute *bin_attr,
298 			  char *buf, loff_t off, size_t count)
299 {
300 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
301 	    struct device, kobj)));
302 	struct qla_hw_data *ha = vha->hw;
303 	ssize_t rval = 0;
304 
305 	mutex_lock(&ha->optrom_mutex);
306 
307 	if (ha->optrom_state != QLA_SREADING)
308 		goto out;
309 
310 	rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
311 	    ha->optrom_region_size);
312 
313 out:
314 	mutex_unlock(&ha->optrom_mutex);
315 
316 	return rval;
317 }
318 
319 static ssize_t
320 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
321 			   struct bin_attribute *bin_attr,
322 			   char *buf, loff_t off, size_t count)
323 {
324 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
325 	    struct device, kobj)));
326 	struct qla_hw_data *ha = vha->hw;
327 
328 	mutex_lock(&ha->optrom_mutex);
329 
330 	if (ha->optrom_state != QLA_SWRITING) {
331 		mutex_unlock(&ha->optrom_mutex);
332 		return -EINVAL;
333 	}
334 	if (off > ha->optrom_region_size) {
335 		mutex_unlock(&ha->optrom_mutex);
336 		return -ERANGE;
337 	}
338 	if (off + count > ha->optrom_region_size)
339 		count = ha->optrom_region_size - off;
340 
341 	memcpy(&ha->optrom_buffer[off], buf, count);
342 	mutex_unlock(&ha->optrom_mutex);
343 
344 	return count;
345 }
346 
347 static struct bin_attribute sysfs_optrom_attr = {
348 	.attr = {
349 		.name = "optrom",
350 		.mode = S_IRUSR | S_IWUSR,
351 	},
352 	.size = 0,
353 	.read = qla2x00_sysfs_read_optrom,
354 	.write = qla2x00_sysfs_write_optrom,
355 };
356 
357 static ssize_t
358 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
359 			       struct bin_attribute *bin_attr,
360 			       char *buf, loff_t off, size_t count)
361 {
362 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
363 	    struct device, kobj)));
364 	struct qla_hw_data *ha = vha->hw;
365 	uint32_t start = 0;
366 	uint32_t size = ha->optrom_size;
367 	int val, valid;
368 	ssize_t rval = count;
369 
370 	if (off)
371 		return -EINVAL;
372 
373 	if (unlikely(pci_channel_offline(ha->pdev)))
374 		return -EAGAIN;
375 
376 	if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
377 		return -EINVAL;
378 	if (start > ha->optrom_size)
379 		return -EINVAL;
380 	if (size > ha->optrom_size - start)
381 		size = ha->optrom_size - start;
382 
383 	mutex_lock(&ha->optrom_mutex);
384 	if (qla2x00_chip_is_down(vha)) {
385 		mutex_unlock(&ha->optrom_mutex);
386 		return -EAGAIN;
387 	}
388 	switch (val) {
389 	case 0:
390 		if (ha->optrom_state != QLA_SREADING &&
391 		    ha->optrom_state != QLA_SWRITING) {
392 			rval =  -EINVAL;
393 			goto out;
394 		}
395 		ha->optrom_state = QLA_SWAITING;
396 
397 		ql_dbg(ql_dbg_user, vha, 0x7061,
398 		    "Freeing flash region allocation -- 0x%x bytes.\n",
399 		    ha->optrom_region_size);
400 
401 		vfree(ha->optrom_buffer);
402 		ha->optrom_buffer = NULL;
403 		break;
404 	case 1:
405 		if (ha->optrom_state != QLA_SWAITING) {
406 			rval = -EINVAL;
407 			goto out;
408 		}
409 
410 		ha->optrom_region_start = start;
411 		ha->optrom_region_size = size;
412 
413 		ha->optrom_state = QLA_SREADING;
414 		ha->optrom_buffer = vzalloc(ha->optrom_region_size);
415 		if (ha->optrom_buffer == NULL) {
416 			ql_log(ql_log_warn, vha, 0x7062,
417 			    "Unable to allocate memory for optrom retrieval "
418 			    "(%x).\n", ha->optrom_region_size);
419 
420 			ha->optrom_state = QLA_SWAITING;
421 			rval = -ENOMEM;
422 			goto out;
423 		}
424 
425 		if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
426 			ql_log(ql_log_warn, vha, 0x7063,
427 			    "HBA not online, failing NVRAM update.\n");
428 			rval = -EAGAIN;
429 			goto out;
430 		}
431 
432 		ql_dbg(ql_dbg_user, vha, 0x7064,
433 		    "Reading flash region -- 0x%x/0x%x.\n",
434 		    ha->optrom_region_start, ha->optrom_region_size);
435 
436 		ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
437 		    ha->optrom_region_start, ha->optrom_region_size);
438 		break;
439 	case 2:
440 		if (ha->optrom_state != QLA_SWAITING) {
441 			rval = -EINVAL;
442 			goto out;
443 		}
444 
445 		/*
446 		 * We need to be more restrictive on which FLASH regions are
447 		 * allowed to be updated via user-space.  Regions accessible
448 		 * via this method include:
449 		 *
450 		 * ISP21xx/ISP22xx/ISP23xx type boards:
451 		 *
452 		 * 	0x000000 -> 0x020000 -- Boot code.
453 		 *
454 		 * ISP2322/ISP24xx type boards:
455 		 *
456 		 * 	0x000000 -> 0x07ffff -- Boot code.
457 		 * 	0x080000 -> 0x0fffff -- Firmware.
458 		 *
459 		 * ISP25xx type boards:
460 		 *
461 		 * 	0x000000 -> 0x07ffff -- Boot code.
462 		 * 	0x080000 -> 0x0fffff -- Firmware.
463 		 * 	0x120000 -> 0x12ffff -- VPD and HBA parameters.
464 		 *
465 		 * > ISP25xx type boards:
466 		 *
467 		 *      None -- should go through BSG.
468 		 */
469 		valid = 0;
470 		if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
471 			valid = 1;
472 		else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
473 			valid = 1;
474 		if (!valid) {
475 			ql_log(ql_log_warn, vha, 0x7065,
476 			    "Invalid start region 0x%x/0x%x.\n", start, size);
477 			rval = -EINVAL;
478 			goto out;
479 		}
480 
481 		ha->optrom_region_start = start;
482 		ha->optrom_region_size = size;
483 
484 		ha->optrom_state = QLA_SWRITING;
485 		ha->optrom_buffer = vzalloc(ha->optrom_region_size);
486 		if (ha->optrom_buffer == NULL) {
487 			ql_log(ql_log_warn, vha, 0x7066,
488 			    "Unable to allocate memory for optrom update "
489 			    "(%x)\n", ha->optrom_region_size);
490 
491 			ha->optrom_state = QLA_SWAITING;
492 			rval = -ENOMEM;
493 			goto out;
494 		}
495 
496 		ql_dbg(ql_dbg_user, vha, 0x7067,
497 		    "Staging flash region write -- 0x%x/0x%x.\n",
498 		    ha->optrom_region_start, ha->optrom_region_size);
499 
500 		break;
501 	case 3:
502 		if (ha->optrom_state != QLA_SWRITING) {
503 			rval = -EINVAL;
504 			goto out;
505 		}
506 
507 		if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
508 			ql_log(ql_log_warn, vha, 0x7068,
509 			    "HBA not online, failing flash update.\n");
510 			rval = -EAGAIN;
511 			goto out;
512 		}
513 
514 		ql_dbg(ql_dbg_user, vha, 0x7069,
515 		    "Writing flash region -- 0x%x/0x%x.\n",
516 		    ha->optrom_region_start, ha->optrom_region_size);
517 
518 		rval = ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
519 		    ha->optrom_region_start, ha->optrom_region_size);
520 		if (rval)
521 			rval = -EIO;
522 		break;
523 	default:
524 		rval = -EINVAL;
525 	}
526 
527 out:
528 	mutex_unlock(&ha->optrom_mutex);
529 	return rval;
530 }
531 
532 static struct bin_attribute sysfs_optrom_ctl_attr = {
533 	.attr = {
534 		.name = "optrom_ctl",
535 		.mode = S_IWUSR,
536 	},
537 	.size = 0,
538 	.write = qla2x00_sysfs_write_optrom_ctl,
539 };
540 
541 static ssize_t
542 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
543 		       struct bin_attribute *bin_attr,
544 		       char *buf, loff_t off, size_t count)
545 {
546 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
547 	    struct device, kobj)));
548 	struct qla_hw_data *ha = vha->hw;
549 	uint32_t faddr;
550 	struct active_regions active_regions = { };
551 
552 	if (unlikely(pci_channel_offline(ha->pdev)))
553 		return -EAGAIN;
554 
555 	if (!capable(CAP_SYS_ADMIN))
556 		return -EINVAL;
557 
558 	if (IS_NOCACHE_VPD_TYPE(ha))
559 		goto skip;
560 
561 	faddr = ha->flt_region_vpd << 2;
562 
563 	if (IS_QLA28XX(ha)) {
564 		qla28xx_get_aux_images(vha, &active_regions);
565 		if (active_regions.aux.vpd_nvram == QLA27XX_SECONDARY_IMAGE)
566 			faddr = ha->flt_region_vpd_sec << 2;
567 
568 		ql_dbg(ql_dbg_init, vha, 0x7070,
569 		    "Loading %s nvram image.\n",
570 		    active_regions.aux.vpd_nvram == QLA27XX_PRIMARY_IMAGE ?
571 		    "primary" : "secondary");
572 	}
573 
574 	mutex_lock(&ha->optrom_mutex);
575 	if (qla2x00_chip_is_down(vha)) {
576 		mutex_unlock(&ha->optrom_mutex);
577 		return -EAGAIN;
578 	}
579 
580 	ha->isp_ops->read_optrom(vha, ha->vpd, faddr, ha->vpd_size);
581 	mutex_unlock(&ha->optrom_mutex);
582 
583 	ha->isp_ops->read_optrom(vha, ha->vpd, faddr, ha->vpd_size);
584 skip:
585 	return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
586 }
587 
588 static ssize_t
589 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
590 			struct bin_attribute *bin_attr,
591 			char *buf, loff_t off, size_t count)
592 {
593 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
594 	    struct device, kobj)));
595 	struct qla_hw_data *ha = vha->hw;
596 	uint8_t *tmp_data;
597 
598 	if (unlikely(pci_channel_offline(ha->pdev)))
599 		return 0;
600 
601 	if (qla2x00_chip_is_down(vha))
602 		return 0;
603 
604 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
605 	    !ha->isp_ops->write_nvram)
606 		return 0;
607 
608 	if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
609 		ql_log(ql_log_warn, vha, 0x706a,
610 		    "HBA not online, failing VPD update.\n");
611 		return -EAGAIN;
612 	}
613 
614 	mutex_lock(&ha->optrom_mutex);
615 	if (qla2x00_chip_is_down(vha)) {
616 		mutex_unlock(&ha->optrom_mutex);
617 		return -EAGAIN;
618 	}
619 
620 	/* Write NVRAM. */
621 	ha->isp_ops->write_nvram(vha, buf, ha->vpd_base, count);
622 	ha->isp_ops->read_nvram(vha, ha->vpd, ha->vpd_base, count);
623 
624 	/* Update flash version information for 4Gb & above. */
625 	if (!IS_FWI2_CAPABLE(ha)) {
626 		mutex_unlock(&ha->optrom_mutex);
627 		return -EINVAL;
628 	}
629 
630 	tmp_data = vmalloc(256);
631 	if (!tmp_data) {
632 		mutex_unlock(&ha->optrom_mutex);
633 		ql_log(ql_log_warn, vha, 0x706b,
634 		    "Unable to allocate memory for VPD information update.\n");
635 		return -ENOMEM;
636 	}
637 	ha->isp_ops->get_flash_version(vha, tmp_data);
638 	vfree(tmp_data);
639 
640 	mutex_unlock(&ha->optrom_mutex);
641 
642 	return count;
643 }
644 
645 static struct bin_attribute sysfs_vpd_attr = {
646 	.attr = {
647 		.name = "vpd",
648 		.mode = S_IRUSR | S_IWUSR,
649 	},
650 	.size = 0,
651 	.read = qla2x00_sysfs_read_vpd,
652 	.write = qla2x00_sysfs_write_vpd,
653 };
654 
655 static ssize_t
656 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
657 		       struct bin_attribute *bin_attr,
658 		       char *buf, loff_t off, size_t count)
659 {
660 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
661 	    struct device, kobj)));
662 	int rval;
663 
664 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count < SFP_DEV_SIZE)
665 		return 0;
666 
667 	mutex_lock(&vha->hw->optrom_mutex);
668 	if (qla2x00_chip_is_down(vha)) {
669 		mutex_unlock(&vha->hw->optrom_mutex);
670 		return 0;
671 	}
672 
673 	rval = qla2x00_read_sfp_dev(vha, buf, count);
674 	mutex_unlock(&vha->hw->optrom_mutex);
675 
676 	if (rval)
677 		return -EIO;
678 
679 	return count;
680 }
681 
682 static struct bin_attribute sysfs_sfp_attr = {
683 	.attr = {
684 		.name = "sfp",
685 		.mode = S_IRUSR | S_IWUSR,
686 	},
687 	.size = SFP_DEV_SIZE,
688 	.read = qla2x00_sysfs_read_sfp,
689 };
690 
691 static ssize_t
692 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
693 			struct bin_attribute *bin_attr,
694 			char *buf, loff_t off, size_t count)
695 {
696 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
697 	    struct device, kobj)));
698 	struct qla_hw_data *ha = vha->hw;
699 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
700 	int type;
701 	uint32_t idc_control;
702 	uint8_t *tmp_data = NULL;
703 
704 	if (off != 0)
705 		return -EINVAL;
706 
707 	type = simple_strtol(buf, NULL, 10);
708 	switch (type) {
709 	case 0x2025c:
710 		ql_log(ql_log_info, vha, 0x706e,
711 		    "Issuing ISP reset.\n");
712 
713 		scsi_block_requests(vha->host);
714 		if (IS_QLA82XX(ha)) {
715 			ha->flags.isp82xx_no_md_cap = 1;
716 			qla82xx_idc_lock(ha);
717 			qla82xx_set_reset_owner(vha);
718 			qla82xx_idc_unlock(ha);
719 		} else if (IS_QLA8044(ha)) {
720 			qla8044_idc_lock(ha);
721 			idc_control = qla8044_rd_reg(ha,
722 			    QLA8044_IDC_DRV_CTRL);
723 			qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
724 			    (idc_control | GRACEFUL_RESET_BIT1));
725 			qla82xx_set_reset_owner(vha);
726 			qla8044_idc_unlock(ha);
727 		} else {
728 			set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
729 			qla2xxx_wake_dpc(vha);
730 		}
731 		qla2x00_wait_for_chip_reset(vha);
732 		scsi_unblock_requests(vha->host);
733 		break;
734 	case 0x2025d:
735 		if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
736 		    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
737 			return -EPERM;
738 
739 		ql_log(ql_log_info, vha, 0x706f,
740 		    "Issuing MPI reset.\n");
741 
742 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
743 			uint32_t idc_control;
744 
745 			qla83xx_idc_lock(vha, 0);
746 			__qla83xx_get_idc_control(vha, &idc_control);
747 			idc_control |= QLA83XX_IDC_GRACEFUL_RESET;
748 			__qla83xx_set_idc_control(vha, idc_control);
749 			qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
750 			    QLA8XXX_DEV_NEED_RESET);
751 			qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
752 			qla83xx_idc_unlock(vha, 0);
753 			break;
754 		} else {
755 			/* Make sure FC side is not in reset */
756 			WARN_ON_ONCE(qla2x00_wait_for_hba_online(vha) !=
757 				     QLA_SUCCESS);
758 
759 			/* Issue MPI reset */
760 			scsi_block_requests(vha->host);
761 			if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
762 				ql_log(ql_log_warn, vha, 0x7070,
763 				    "MPI reset failed.\n");
764 			scsi_unblock_requests(vha->host);
765 			break;
766 		}
767 		break;
768 	case 0x2025e:
769 		if (!IS_P3P_TYPE(ha) || vha != base_vha) {
770 			ql_log(ql_log_info, vha, 0x7071,
771 			    "FCoE ctx reset not supported.\n");
772 			return -EPERM;
773 		}
774 
775 		ql_log(ql_log_info, vha, 0x7072,
776 		    "Issuing FCoE ctx reset.\n");
777 		set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
778 		qla2xxx_wake_dpc(vha);
779 		qla2x00_wait_for_fcoe_ctx_reset(vha);
780 		break;
781 	case 0x2025f:
782 		if (!IS_QLA8031(ha))
783 			return -EPERM;
784 		ql_log(ql_log_info, vha, 0x70bc,
785 		    "Disabling Reset by IDC control\n");
786 		qla83xx_idc_lock(vha, 0);
787 		__qla83xx_get_idc_control(vha, &idc_control);
788 		idc_control |= QLA83XX_IDC_RESET_DISABLED;
789 		__qla83xx_set_idc_control(vha, idc_control);
790 		qla83xx_idc_unlock(vha, 0);
791 		break;
792 	case 0x20260:
793 		if (!IS_QLA8031(ha))
794 			return -EPERM;
795 		ql_log(ql_log_info, vha, 0x70bd,
796 		    "Enabling Reset by IDC control\n");
797 		qla83xx_idc_lock(vha, 0);
798 		__qla83xx_get_idc_control(vha, &idc_control);
799 		idc_control &= ~QLA83XX_IDC_RESET_DISABLED;
800 		__qla83xx_set_idc_control(vha, idc_control);
801 		qla83xx_idc_unlock(vha, 0);
802 		break;
803 	case 0x20261:
804 		ql_dbg(ql_dbg_user, vha, 0x70e0,
805 		    "Updating cache versions without reset ");
806 
807 		tmp_data = vmalloc(256);
808 		if (!tmp_data) {
809 			ql_log(ql_log_warn, vha, 0x70e1,
810 			    "Unable to allocate memory for VPD information update.\n");
811 			return -ENOMEM;
812 		}
813 		ha->isp_ops->get_flash_version(vha, tmp_data);
814 		vfree(tmp_data);
815 		break;
816 	}
817 	return count;
818 }
819 
820 static struct bin_attribute sysfs_reset_attr = {
821 	.attr = {
822 		.name = "reset",
823 		.mode = S_IWUSR,
824 	},
825 	.size = 0,
826 	.write = qla2x00_sysfs_write_reset,
827 };
828 
829 static ssize_t
830 qla2x00_issue_logo(struct file *filp, struct kobject *kobj,
831 			struct bin_attribute *bin_attr,
832 			char *buf, loff_t off, size_t count)
833 {
834 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
835 	    struct device, kobj)));
836 	int type;
837 	port_id_t did;
838 
839 	if (!capable(CAP_SYS_ADMIN))
840 		return 0;
841 
842 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
843 		return 0;
844 
845 	if (qla2x00_chip_is_down(vha))
846 		return 0;
847 
848 	type = simple_strtol(buf, NULL, 10);
849 
850 	did.b.domain = (type & 0x00ff0000) >> 16;
851 	did.b.area = (type & 0x0000ff00) >> 8;
852 	did.b.al_pa = (type & 0x000000ff);
853 
854 	ql_log(ql_log_info, vha, 0xd04d, "portid=%02x%02x%02x done\n",
855 	    did.b.domain, did.b.area, did.b.al_pa);
856 
857 	ql_log(ql_log_info, vha, 0x70e4, "%s: %d\n", __func__, type);
858 
859 	qla24xx_els_dcmd_iocb(vha, ELS_DCMD_LOGO, did);
860 	return count;
861 }
862 
863 static struct bin_attribute sysfs_issue_logo_attr = {
864 	.attr = {
865 		.name = "issue_logo",
866 		.mode = S_IWUSR,
867 	},
868 	.size = 0,
869 	.write = qla2x00_issue_logo,
870 };
871 
872 static ssize_t
873 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
874 		       struct bin_attribute *bin_attr,
875 		       char *buf, loff_t off, size_t count)
876 {
877 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
878 	    struct device, kobj)));
879 	struct qla_hw_data *ha = vha->hw;
880 	int rval;
881 	uint16_t actual_size;
882 
883 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
884 		return 0;
885 
886 	if (unlikely(pci_channel_offline(ha->pdev)))
887 		return 0;
888 	mutex_lock(&vha->hw->optrom_mutex);
889 	if (qla2x00_chip_is_down(vha)) {
890 		mutex_unlock(&vha->hw->optrom_mutex);
891 		return 0;
892 	}
893 
894 	if (ha->xgmac_data)
895 		goto do_read;
896 
897 	ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
898 	    &ha->xgmac_data_dma, GFP_KERNEL);
899 	if (!ha->xgmac_data) {
900 		mutex_unlock(&vha->hw->optrom_mutex);
901 		ql_log(ql_log_warn, vha, 0x7076,
902 		    "Unable to allocate memory for XGMAC read-data.\n");
903 		return 0;
904 	}
905 
906 do_read:
907 	actual_size = 0;
908 	memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
909 
910 	rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
911 	    XGMAC_DATA_SIZE, &actual_size);
912 
913 	mutex_unlock(&vha->hw->optrom_mutex);
914 	if (rval != QLA_SUCCESS) {
915 		ql_log(ql_log_warn, vha, 0x7077,
916 		    "Unable to read XGMAC data (%x).\n", rval);
917 		count = 0;
918 	}
919 
920 	count = actual_size > count ? count : actual_size;
921 	memcpy(buf, ha->xgmac_data, count);
922 
923 	return count;
924 }
925 
926 static struct bin_attribute sysfs_xgmac_stats_attr = {
927 	.attr = {
928 		.name = "xgmac_stats",
929 		.mode = S_IRUSR,
930 	},
931 	.size = 0,
932 	.read = qla2x00_sysfs_read_xgmac_stats,
933 };
934 
935 static ssize_t
936 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
937 		       struct bin_attribute *bin_attr,
938 		       char *buf, loff_t off, size_t count)
939 {
940 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
941 	    struct device, kobj)));
942 	struct qla_hw_data *ha = vha->hw;
943 	int rval;
944 
945 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
946 		return 0;
947 
948 	if (ha->dcbx_tlv)
949 		goto do_read;
950 	mutex_lock(&vha->hw->optrom_mutex);
951 	if (qla2x00_chip_is_down(vha)) {
952 		mutex_unlock(&vha->hw->optrom_mutex);
953 		return 0;
954 	}
955 
956 	ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
957 	    &ha->dcbx_tlv_dma, GFP_KERNEL);
958 	if (!ha->dcbx_tlv) {
959 		mutex_unlock(&vha->hw->optrom_mutex);
960 		ql_log(ql_log_warn, vha, 0x7078,
961 		    "Unable to allocate memory for DCBX TLV read-data.\n");
962 		return -ENOMEM;
963 	}
964 
965 do_read:
966 	memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
967 
968 	rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
969 	    DCBX_TLV_DATA_SIZE);
970 
971 	mutex_unlock(&vha->hw->optrom_mutex);
972 
973 	if (rval != QLA_SUCCESS) {
974 		ql_log(ql_log_warn, vha, 0x7079,
975 		    "Unable to read DCBX TLV (%x).\n", rval);
976 		return -EIO;
977 	}
978 
979 	memcpy(buf, ha->dcbx_tlv, count);
980 
981 	return count;
982 }
983 
984 static struct bin_attribute sysfs_dcbx_tlv_attr = {
985 	.attr = {
986 		.name = "dcbx_tlv",
987 		.mode = S_IRUSR,
988 	},
989 	.size = 0,
990 	.read = qla2x00_sysfs_read_dcbx_tlv,
991 };
992 
993 static struct sysfs_entry {
994 	char *name;
995 	struct bin_attribute *attr;
996 	int type;
997 } bin_file_entries[] = {
998 	{ "fw_dump", &sysfs_fw_dump_attr, },
999 	{ "nvram", &sysfs_nvram_attr, },
1000 	{ "optrom", &sysfs_optrom_attr, },
1001 	{ "optrom_ctl", &sysfs_optrom_ctl_attr, },
1002 	{ "vpd", &sysfs_vpd_attr, 1 },
1003 	{ "sfp", &sysfs_sfp_attr, 1 },
1004 	{ "reset", &sysfs_reset_attr, },
1005 	{ "issue_logo", &sysfs_issue_logo_attr, },
1006 	{ "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
1007 	{ "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
1008 	{ NULL },
1009 };
1010 
1011 void
1012 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
1013 {
1014 	struct Scsi_Host *host = vha->host;
1015 	struct sysfs_entry *iter;
1016 	int ret;
1017 
1018 	for (iter = bin_file_entries; iter->name; iter++) {
1019 		if (iter->type && !IS_FWI2_CAPABLE(vha->hw))
1020 			continue;
1021 		if (iter->type == 2 && !IS_QLA25XX(vha->hw))
1022 			continue;
1023 		if (iter->type == 3 && !(IS_CNA_CAPABLE(vha->hw)))
1024 			continue;
1025 
1026 		ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
1027 		    iter->attr);
1028 		if (ret)
1029 			ql_log(ql_log_warn, vha, 0x00f3,
1030 			    "Unable to create sysfs %s binary attribute (%d).\n",
1031 			    iter->name, ret);
1032 		else
1033 			ql_dbg(ql_dbg_init, vha, 0x00f4,
1034 			    "Successfully created sysfs %s binary attribute.\n",
1035 			    iter->name);
1036 	}
1037 }
1038 
1039 void
1040 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon)
1041 {
1042 	struct Scsi_Host *host = vha->host;
1043 	struct sysfs_entry *iter;
1044 	struct qla_hw_data *ha = vha->hw;
1045 
1046 	for (iter = bin_file_entries; iter->name; iter++) {
1047 		if (iter->type && !IS_FWI2_CAPABLE(ha))
1048 			continue;
1049 		if (iter->type == 2 && !IS_QLA25XX(ha))
1050 			continue;
1051 		if (iter->type == 3 && !(IS_CNA_CAPABLE(ha)))
1052 			continue;
1053 		if (iter->type == 0x27 &&
1054 		    (!IS_QLA27XX(ha) || !IS_QLA28XX(ha)))
1055 			continue;
1056 
1057 		sysfs_remove_bin_file(&host->shost_gendev.kobj,
1058 		    iter->attr);
1059 	}
1060 
1061 	if (stop_beacon && ha->beacon_blink_led == 1)
1062 		ha->isp_ops->beacon_off(vha);
1063 }
1064 
1065 /* Scsi_Host attributes. */
1066 
1067 static ssize_t
1068 qla2x00_driver_version_show(struct device *dev,
1069 			  struct device_attribute *attr, char *buf)
1070 {
1071 	return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
1072 }
1073 
1074 static ssize_t
1075 qla2x00_fw_version_show(struct device *dev,
1076 			struct device_attribute *attr, char *buf)
1077 {
1078 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1079 	struct qla_hw_data *ha = vha->hw;
1080 	char fw_str[128];
1081 
1082 	return scnprintf(buf, PAGE_SIZE, "%s\n",
1083 	    ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str)));
1084 }
1085 
1086 static ssize_t
1087 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
1088 			char *buf)
1089 {
1090 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1091 	struct qla_hw_data *ha = vha->hw;
1092 	uint32_t sn;
1093 
1094 	if (IS_QLAFX00(vha->hw)) {
1095 		return scnprintf(buf, PAGE_SIZE, "%s\n",
1096 		    vha->hw->mr.serial_num);
1097 	} else if (IS_FWI2_CAPABLE(ha)) {
1098 		qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1);
1099 		return strlen(strcat(buf, "\n"));
1100 	}
1101 
1102 	sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1103 	return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
1104 	    sn % 100000);
1105 }
1106 
1107 static ssize_t
1108 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
1109 		      char *buf)
1110 {
1111 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1112 
1113 	return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
1114 }
1115 
1116 static ssize_t
1117 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
1118 		    char *buf)
1119 {
1120 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1121 	struct qla_hw_data *ha = vha->hw;
1122 
1123 	if (IS_QLAFX00(vha->hw))
1124 		return scnprintf(buf, PAGE_SIZE, "%s\n",
1125 		    vha->hw->mr.hw_version);
1126 
1127 	return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
1128 	    ha->product_id[0], ha->product_id[1], ha->product_id[2],
1129 	    ha->product_id[3]);
1130 }
1131 
1132 static ssize_t
1133 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
1134 			char *buf)
1135 {
1136 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1137 
1138 	return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
1139 }
1140 
1141 static ssize_t
1142 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
1143 			char *buf)
1144 {
1145 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1146 
1147 	return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc);
1148 }
1149 
1150 static ssize_t
1151 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
1152 		      char *buf)
1153 {
1154 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1155 	char pci_info[30];
1156 
1157 	return scnprintf(buf, PAGE_SIZE, "%s\n",
1158 			 vha->hw->isp_ops->pci_info_str(vha, pci_info,
1159 							sizeof(pci_info)));
1160 }
1161 
1162 static ssize_t
1163 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
1164 			char *buf)
1165 {
1166 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1167 	struct qla_hw_data *ha = vha->hw;
1168 	int len = 0;
1169 
1170 	if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1171 	    atomic_read(&vha->loop_state) == LOOP_DEAD ||
1172 	    vha->device_flags & DFLG_NO_CABLE)
1173 		len = scnprintf(buf, PAGE_SIZE, "Link Down\n");
1174 	else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1175 	    qla2x00_chip_is_down(vha))
1176 		len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1177 	else {
1178 		len = scnprintf(buf, PAGE_SIZE, "Link Up - ");
1179 
1180 		switch (ha->current_topology) {
1181 		case ISP_CFG_NL:
1182 			len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1183 			break;
1184 		case ISP_CFG_FL:
1185 			len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1186 			break;
1187 		case ISP_CFG_N:
1188 			len += scnprintf(buf + len, PAGE_SIZE-len,
1189 			    "N_Port to N_Port\n");
1190 			break;
1191 		case ISP_CFG_F:
1192 			len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1193 			break;
1194 		default:
1195 			len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1196 			break;
1197 		}
1198 	}
1199 	return len;
1200 }
1201 
1202 static ssize_t
1203 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1204 		 char *buf)
1205 {
1206 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1207 	int len = 0;
1208 
1209 	switch (vha->hw->zio_mode) {
1210 	case QLA_ZIO_MODE_6:
1211 		len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1212 		break;
1213 	case QLA_ZIO_DISABLED:
1214 		len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1215 		break;
1216 	}
1217 	return len;
1218 }
1219 
1220 static ssize_t
1221 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1222 		  const char *buf, size_t count)
1223 {
1224 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1225 	struct qla_hw_data *ha = vha->hw;
1226 	int val = 0;
1227 	uint16_t zio_mode;
1228 
1229 	if (!IS_ZIO_SUPPORTED(ha))
1230 		return -ENOTSUPP;
1231 
1232 	if (sscanf(buf, "%d", &val) != 1)
1233 		return -EINVAL;
1234 
1235 	if (val)
1236 		zio_mode = QLA_ZIO_MODE_6;
1237 	else
1238 		zio_mode = QLA_ZIO_DISABLED;
1239 
1240 	/* Update per-hba values and queue a reset. */
1241 	if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1242 		ha->zio_mode = zio_mode;
1243 		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1244 	}
1245 	return strlen(buf);
1246 }
1247 
1248 static ssize_t
1249 qla2x00_zio_timer_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 
1254 	return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1255 }
1256 
1257 static ssize_t
1258 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1259 			const char *buf, size_t count)
1260 {
1261 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1262 	int val = 0;
1263 	uint16_t zio_timer;
1264 
1265 	if (sscanf(buf, "%d", &val) != 1)
1266 		return -EINVAL;
1267 	if (val > 25500 || val < 100)
1268 		return -ERANGE;
1269 
1270 	zio_timer = (uint16_t)(val / 100);
1271 	vha->hw->zio_timer = zio_timer;
1272 
1273 	return strlen(buf);
1274 }
1275 
1276 static ssize_t
1277 qla_zio_threshold_show(struct device *dev, struct device_attribute *attr,
1278 		       char *buf)
1279 {
1280 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1281 
1282 	return scnprintf(buf, PAGE_SIZE, "%d exchanges\n",
1283 	    vha->hw->last_zio_threshold);
1284 }
1285 
1286 static ssize_t
1287 qla_zio_threshold_store(struct device *dev, struct device_attribute *attr,
1288     const char *buf, size_t count)
1289 {
1290 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1291 	int val = 0;
1292 
1293 	if (vha->hw->zio_mode != QLA_ZIO_MODE_6)
1294 		return -EINVAL;
1295 	if (sscanf(buf, "%d", &val) != 1)
1296 		return -EINVAL;
1297 	if (val < 0 || val > 256)
1298 		return -ERANGE;
1299 
1300 	atomic_set(&vha->hw->zio_threshold, val);
1301 	return strlen(buf);
1302 }
1303 
1304 static ssize_t
1305 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1306 		    char *buf)
1307 {
1308 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1309 	int len = 0;
1310 
1311 	if (vha->hw->beacon_blink_led)
1312 		len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1313 	else
1314 		len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1315 	return len;
1316 }
1317 
1318 static ssize_t
1319 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1320 		     const char *buf, size_t count)
1321 {
1322 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1323 	struct qla_hw_data *ha = vha->hw;
1324 	int val = 0;
1325 	int rval;
1326 
1327 	if (IS_QLA2100(ha) || IS_QLA2200(ha))
1328 		return -EPERM;
1329 
1330 	if (sscanf(buf, "%d", &val) != 1)
1331 		return -EINVAL;
1332 
1333 	mutex_lock(&vha->hw->optrom_mutex);
1334 	if (qla2x00_chip_is_down(vha)) {
1335 		mutex_unlock(&vha->hw->optrom_mutex);
1336 		ql_log(ql_log_warn, vha, 0x707a,
1337 		    "Abort ISP active -- ignoring beacon request.\n");
1338 		return -EBUSY;
1339 	}
1340 
1341 	if (val)
1342 		rval = ha->isp_ops->beacon_on(vha);
1343 	else
1344 		rval = ha->isp_ops->beacon_off(vha);
1345 
1346 	if (rval != QLA_SUCCESS)
1347 		count = 0;
1348 
1349 	mutex_unlock(&vha->hw->optrom_mutex);
1350 
1351 	return count;
1352 }
1353 
1354 static ssize_t
1355 qla2x00_beacon_config_show(struct device *dev, struct device_attribute *attr,
1356 	char *buf)
1357 {
1358 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1359 	struct qla_hw_data *ha = vha->hw;
1360 	uint16_t led[3] = { 0 };
1361 
1362 	if (!IS_QLA2031(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1363 		return -EPERM;
1364 
1365 	if (ql26xx_led_config(vha, 0, led))
1366 		return scnprintf(buf, PAGE_SIZE, "\n");
1367 
1368 	return scnprintf(buf, PAGE_SIZE, "%#04hx %#04hx %#04hx\n",
1369 	    led[0], led[1], led[2]);
1370 }
1371 
1372 static ssize_t
1373 qla2x00_beacon_config_store(struct device *dev, struct device_attribute *attr,
1374 	const char *buf, size_t count)
1375 {
1376 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1377 	struct qla_hw_data *ha = vha->hw;
1378 	uint16_t options = BIT_0;
1379 	uint16_t led[3] = { 0 };
1380 	uint16_t word[4];
1381 	int n;
1382 
1383 	if (!IS_QLA2031(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1384 		return -EPERM;
1385 
1386 	n = sscanf(buf, "%hx %hx %hx %hx", word+0, word+1, word+2, word+3);
1387 	if (n == 4) {
1388 		if (word[0] == 3) {
1389 			options |= BIT_3|BIT_2|BIT_1;
1390 			led[0] = word[1];
1391 			led[1] = word[2];
1392 			led[2] = word[3];
1393 			goto write;
1394 		}
1395 		return -EINVAL;
1396 	}
1397 
1398 	if (n == 2) {
1399 		/* check led index */
1400 		if (word[0] == 0) {
1401 			options |= BIT_2;
1402 			led[0] = word[1];
1403 			goto write;
1404 		}
1405 		if (word[0] == 1) {
1406 			options |= BIT_3;
1407 			led[1] = word[1];
1408 			goto write;
1409 		}
1410 		if (word[0] == 2) {
1411 			options |= BIT_1;
1412 			led[2] = word[1];
1413 			goto write;
1414 		}
1415 		return -EINVAL;
1416 	}
1417 
1418 	return -EINVAL;
1419 
1420 write:
1421 	if (ql26xx_led_config(vha, options, led))
1422 		return -EFAULT;
1423 
1424 	return count;
1425 }
1426 
1427 static ssize_t
1428 qla2x00_optrom_bios_version_show(struct device *dev,
1429 				 struct device_attribute *attr, char *buf)
1430 {
1431 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1432 	struct qla_hw_data *ha = vha->hw;
1433 
1434 	return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1435 	    ha->bios_revision[0]);
1436 }
1437 
1438 static ssize_t
1439 qla2x00_optrom_efi_version_show(struct device *dev,
1440 				struct device_attribute *attr, char *buf)
1441 {
1442 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1443 	struct qla_hw_data *ha = vha->hw;
1444 
1445 	return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1446 	    ha->efi_revision[0]);
1447 }
1448 
1449 static ssize_t
1450 qla2x00_optrom_fcode_version_show(struct device *dev,
1451 				  struct device_attribute *attr, char *buf)
1452 {
1453 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1454 	struct qla_hw_data *ha = vha->hw;
1455 
1456 	return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1457 	    ha->fcode_revision[0]);
1458 }
1459 
1460 static ssize_t
1461 qla2x00_optrom_fw_version_show(struct device *dev,
1462 			       struct device_attribute *attr, char *buf)
1463 {
1464 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1465 	struct qla_hw_data *ha = vha->hw;
1466 
1467 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1468 	    ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1469 	    ha->fw_revision[3]);
1470 }
1471 
1472 static ssize_t
1473 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1474     struct device_attribute *attr, char *buf)
1475 {
1476 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1477 	struct qla_hw_data *ha = vha->hw;
1478 
1479 	if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
1480 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1481 		return scnprintf(buf, PAGE_SIZE, "\n");
1482 
1483 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1484 	    ha->gold_fw_version[0], ha->gold_fw_version[1],
1485 	    ha->gold_fw_version[2], ha->gold_fw_version[3]);
1486 }
1487 
1488 static ssize_t
1489 qla2x00_total_isp_aborts_show(struct device *dev,
1490 			      struct device_attribute *attr, char *buf)
1491 {
1492 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1493 
1494 	return scnprintf(buf, PAGE_SIZE, "%d\n",
1495 	    vha->qla_stats.total_isp_aborts);
1496 }
1497 
1498 static ssize_t
1499 qla24xx_84xx_fw_version_show(struct device *dev,
1500 	struct device_attribute *attr, char *buf)
1501 {
1502 	int rval = QLA_SUCCESS;
1503 	uint16_t status[2] = { 0 };
1504 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1505 	struct qla_hw_data *ha = vha->hw;
1506 
1507 	if (!IS_QLA84XX(ha))
1508 		return scnprintf(buf, PAGE_SIZE, "\n");
1509 
1510 	if (!ha->cs84xx->op_fw_version) {
1511 		rval = qla84xx_verify_chip(vha, status);
1512 
1513 		if (!rval && !status[0])
1514 			return scnprintf(buf, PAGE_SIZE, "%u\n",
1515 			    (uint32_t)ha->cs84xx->op_fw_version);
1516 	}
1517 
1518 	return scnprintf(buf, PAGE_SIZE, "\n");
1519 }
1520 
1521 static ssize_t
1522 qla2x00_serdes_version_show(struct device *dev, struct device_attribute *attr,
1523     char *buf)
1524 {
1525 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1526 	struct qla_hw_data *ha = vha->hw;
1527 
1528 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1529 		return scnprintf(buf, PAGE_SIZE, "\n");
1530 
1531 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1532 	    ha->serdes_version[0], ha->serdes_version[1],
1533 	    ha->serdes_version[2]);
1534 }
1535 
1536 static ssize_t
1537 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1538     char *buf)
1539 {
1540 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1541 	struct qla_hw_data *ha = vha->hw;
1542 
1543 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) &&
1544 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1545 		return scnprintf(buf, PAGE_SIZE, "\n");
1546 
1547 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1548 	    ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1549 	    ha->mpi_capabilities);
1550 }
1551 
1552 static ssize_t
1553 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1554     char *buf)
1555 {
1556 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1557 	struct qla_hw_data *ha = vha->hw;
1558 
1559 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1560 		return scnprintf(buf, PAGE_SIZE, "\n");
1561 
1562 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1563 	    ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1564 }
1565 
1566 static ssize_t
1567 qla2x00_flash_block_size_show(struct device *dev,
1568 			      struct device_attribute *attr, char *buf)
1569 {
1570 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1571 	struct qla_hw_data *ha = vha->hw;
1572 
1573 	return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1574 }
1575 
1576 static ssize_t
1577 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1578     char *buf)
1579 {
1580 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1581 
1582 	if (!IS_CNA_CAPABLE(vha->hw))
1583 		return scnprintf(buf, PAGE_SIZE, "\n");
1584 
1585 	return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1586 }
1587 
1588 static ssize_t
1589 qla2x00_vn_port_mac_address_show(struct device *dev,
1590     struct device_attribute *attr, char *buf)
1591 {
1592 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1593 
1594 	if (!IS_CNA_CAPABLE(vha->hw))
1595 		return scnprintf(buf, PAGE_SIZE, "\n");
1596 
1597 	return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
1598 }
1599 
1600 static ssize_t
1601 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1602     char *buf)
1603 {
1604 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1605 
1606 	return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1607 }
1608 
1609 static ssize_t
1610 qla2x00_thermal_temp_show(struct device *dev,
1611 	struct device_attribute *attr, char *buf)
1612 {
1613 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1614 	uint16_t temp = 0;
1615 	int rc;
1616 
1617 	mutex_lock(&vha->hw->optrom_mutex);
1618 	if (qla2x00_chip_is_down(vha)) {
1619 		mutex_unlock(&vha->hw->optrom_mutex);
1620 		ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
1621 		goto done;
1622 	}
1623 
1624 	if (vha->hw->flags.eeh_busy) {
1625 		mutex_unlock(&vha->hw->optrom_mutex);
1626 		ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
1627 		goto done;
1628 	}
1629 
1630 	rc = qla2x00_get_thermal_temp(vha, &temp);
1631 	mutex_unlock(&vha->hw->optrom_mutex);
1632 	if (rc == QLA_SUCCESS)
1633 		return scnprintf(buf, PAGE_SIZE, "%d\n", temp);
1634 
1635 done:
1636 	return scnprintf(buf, PAGE_SIZE, "\n");
1637 }
1638 
1639 static ssize_t
1640 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1641     char *buf)
1642 {
1643 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1644 	int rval = QLA_FUNCTION_FAILED;
1645 	uint16_t state[6];
1646 	uint32_t pstate;
1647 
1648 	if (IS_QLAFX00(vha->hw)) {
1649 		pstate = qlafx00_fw_state_show(dev, attr, buf);
1650 		return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
1651 	}
1652 
1653 	mutex_lock(&vha->hw->optrom_mutex);
1654 	if (qla2x00_chip_is_down(vha)) {
1655 		mutex_unlock(&vha->hw->optrom_mutex);
1656 		ql_log(ql_log_warn, vha, 0x707c,
1657 		    "ISP reset active.\n");
1658 		goto out;
1659 	} else if (vha->hw->flags.eeh_busy) {
1660 		mutex_unlock(&vha->hw->optrom_mutex);
1661 		goto out;
1662 	}
1663 
1664 	rval = qla2x00_get_firmware_state(vha, state);
1665 	mutex_unlock(&vha->hw->optrom_mutex);
1666 out:
1667 	if (rval != QLA_SUCCESS) {
1668 		memset(state, -1, sizeof(state));
1669 		rval = qla2x00_get_firmware_state(vha, state);
1670 	}
1671 
1672 	return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1673 	    state[0], state[1], state[2], state[3], state[4], state[5]);
1674 }
1675 
1676 static ssize_t
1677 qla2x00_diag_requests_show(struct device *dev,
1678 	struct device_attribute *attr, char *buf)
1679 {
1680 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1681 
1682 	if (!IS_BIDI_CAPABLE(vha->hw))
1683 		return scnprintf(buf, PAGE_SIZE, "\n");
1684 
1685 	return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
1686 }
1687 
1688 static ssize_t
1689 qla2x00_diag_megabytes_show(struct device *dev,
1690 	struct device_attribute *attr, char *buf)
1691 {
1692 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1693 
1694 	if (!IS_BIDI_CAPABLE(vha->hw))
1695 		return scnprintf(buf, PAGE_SIZE, "\n");
1696 
1697 	return scnprintf(buf, PAGE_SIZE, "%llu\n",
1698 	    vha->bidi_stats.transfer_bytes >> 20);
1699 }
1700 
1701 static ssize_t
1702 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
1703 	char *buf)
1704 {
1705 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1706 	struct qla_hw_data *ha = vha->hw;
1707 	uint32_t size;
1708 
1709 	if (!ha->fw_dumped)
1710 		size = 0;
1711 	else if (IS_P3P_TYPE(ha))
1712 		size = ha->md_template_size + ha->md_dump_size;
1713 	else
1714 		size = ha->fw_dump_len;
1715 
1716 	return scnprintf(buf, PAGE_SIZE, "%d\n", size);
1717 }
1718 
1719 static ssize_t
1720 qla2x00_allow_cna_fw_dump_show(struct device *dev,
1721 	struct device_attribute *attr, char *buf)
1722 {
1723 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1724 
1725 	if (!IS_P3P_TYPE(vha->hw))
1726 		return scnprintf(buf, PAGE_SIZE, "\n");
1727 	else
1728 		return scnprintf(buf, PAGE_SIZE, "%s\n",
1729 		    vha->hw->allow_cna_fw_dump ? "true" : "false");
1730 }
1731 
1732 static ssize_t
1733 qla2x00_allow_cna_fw_dump_store(struct device *dev,
1734 	struct device_attribute *attr, const char *buf, size_t count)
1735 {
1736 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1737 	int val = 0;
1738 
1739 	if (!IS_P3P_TYPE(vha->hw))
1740 		return -EINVAL;
1741 
1742 	if (sscanf(buf, "%d", &val) != 1)
1743 		return -EINVAL;
1744 
1745 	vha->hw->allow_cna_fw_dump = val != 0;
1746 
1747 	return strlen(buf);
1748 }
1749 
1750 static ssize_t
1751 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr,
1752 	char *buf)
1753 {
1754 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1755 	struct qla_hw_data *ha = vha->hw;
1756 
1757 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1758 		return scnprintf(buf, PAGE_SIZE, "\n");
1759 
1760 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1761 	    ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]);
1762 }
1763 
1764 static ssize_t
1765 qla2x00_min_supported_speed_show(struct device *dev,
1766     struct device_attribute *attr, char *buf)
1767 {
1768 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1769 	struct qla_hw_data *ha = vha->hw;
1770 
1771 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1772 		return scnprintf(buf, PAGE_SIZE, "\n");
1773 
1774 	return scnprintf(buf, PAGE_SIZE, "%s\n",
1775 	    ha->min_supported_speed == 6 ? "64Gps" :
1776 	    ha->min_supported_speed == 5 ? "32Gps" :
1777 	    ha->min_supported_speed == 4 ? "16Gps" :
1778 	    ha->min_supported_speed == 3 ? "8Gps" :
1779 	    ha->min_supported_speed == 2 ? "4Gps" :
1780 	    ha->min_supported_speed != 0 ? "unknown" : "");
1781 }
1782 
1783 static ssize_t
1784 qla2x00_max_supported_speed_show(struct device *dev,
1785     struct device_attribute *attr, char *buf)
1786 {
1787 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1788 	struct qla_hw_data *ha = vha->hw;
1789 
1790 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1791 		return scnprintf(buf, PAGE_SIZE, "\n");
1792 
1793 	return scnprintf(buf, PAGE_SIZE, "%s\n",
1794 	    ha->max_supported_speed  == 2 ? "64Gps" :
1795 	    ha->max_supported_speed  == 1 ? "32Gps" :
1796 	    ha->max_supported_speed  == 0 ? "16Gps" : "unknown");
1797 }
1798 
1799 static ssize_t
1800 qla2x00_port_speed_store(struct device *dev, struct device_attribute *attr,
1801     const char *buf, size_t count)
1802 {
1803 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(dev));
1804 	ulong type, speed;
1805 	int oldspeed, rval;
1806 	int mode = QLA_SET_DATA_RATE_LR;
1807 	struct qla_hw_data *ha = vha->hw;
1808 
1809 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha)) {
1810 		ql_log(ql_log_warn, vha, 0x70d8,
1811 		    "Speed setting not supported \n");
1812 		return -EINVAL;
1813 	}
1814 
1815 	rval = kstrtol(buf, 10, &type);
1816 	if (rval)
1817 		return rval;
1818 	speed = type;
1819 	if (type == 40 || type == 80 || type == 160 ||
1820 	    type == 320) {
1821 		ql_dbg(ql_dbg_user, vha, 0x70d9,
1822 		    "Setting will be affected after a loss of sync\n");
1823 		type = type/10;
1824 		mode = QLA_SET_DATA_RATE_NOLR;
1825 	}
1826 
1827 	oldspeed = ha->set_data_rate;
1828 
1829 	switch (type) {
1830 	case 0:
1831 		ha->set_data_rate = PORT_SPEED_AUTO;
1832 		break;
1833 	case 4:
1834 		ha->set_data_rate = PORT_SPEED_4GB;
1835 		break;
1836 	case 8:
1837 		ha->set_data_rate = PORT_SPEED_8GB;
1838 		break;
1839 	case 16:
1840 		ha->set_data_rate = PORT_SPEED_16GB;
1841 		break;
1842 	case 32:
1843 		ha->set_data_rate = PORT_SPEED_32GB;
1844 		break;
1845 	default:
1846 		ql_log(ql_log_warn, vha, 0x1199,
1847 		    "Unrecognized speed setting:%lx. Setting Autoneg\n",
1848 		    speed);
1849 		ha->set_data_rate = PORT_SPEED_AUTO;
1850 	}
1851 
1852 	if (qla2x00_chip_is_down(vha) || (oldspeed == ha->set_data_rate))
1853 		return -EINVAL;
1854 
1855 	ql_log(ql_log_info, vha, 0x70da,
1856 	    "Setting speed to %lx Gbps \n", type);
1857 
1858 	rval = qla2x00_set_data_rate(vha, mode);
1859 	if (rval != QLA_SUCCESS)
1860 		return -EIO;
1861 
1862 	return strlen(buf);
1863 }
1864 
1865 static ssize_t
1866 qla2x00_port_speed_show(struct device *dev, struct device_attribute *attr,
1867     char *buf)
1868 {
1869 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(dev));
1870 	struct qla_hw_data *ha = vha->hw;
1871 	ssize_t rval;
1872 	char *spd[7] = {"0", "0", "0", "4", "8", "16", "32"};
1873 
1874 	rval = qla2x00_get_data_rate(vha);
1875 	if (rval != QLA_SUCCESS) {
1876 		ql_log(ql_log_warn, vha, 0x70db,
1877 		    "Unable to get port speed rval:%zd\n", rval);
1878 		return -EINVAL;
1879 	}
1880 
1881 	return scnprintf(buf, PAGE_SIZE, "%s\n", spd[ha->link_data_rate]);
1882 }
1883 
1884 /* ----- */
1885 
1886 static ssize_t
1887 qlini_mode_show(struct device *dev, struct device_attribute *attr, char *buf)
1888 {
1889 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1890 	int len = 0;
1891 
1892 	len += scnprintf(buf + len, PAGE_SIZE-len,
1893 	    "Supported options: enabled | disabled | dual | exclusive\n");
1894 
1895 	/* --- */
1896 	len += scnprintf(buf + len, PAGE_SIZE-len, "Current selection: ");
1897 
1898 	switch (vha->qlini_mode) {
1899 	case QLA2XXX_INI_MODE_EXCLUSIVE:
1900 		len += scnprintf(buf + len, PAGE_SIZE-len,
1901 		    QLA2XXX_INI_MODE_STR_EXCLUSIVE);
1902 		break;
1903 	case QLA2XXX_INI_MODE_DISABLED:
1904 		len += scnprintf(buf + len, PAGE_SIZE-len,
1905 		    QLA2XXX_INI_MODE_STR_DISABLED);
1906 		break;
1907 	case QLA2XXX_INI_MODE_ENABLED:
1908 		len += scnprintf(buf + len, PAGE_SIZE-len,
1909 		    QLA2XXX_INI_MODE_STR_ENABLED);
1910 		break;
1911 	case QLA2XXX_INI_MODE_DUAL:
1912 		len += scnprintf(buf + len, PAGE_SIZE-len,
1913 		    QLA2XXX_INI_MODE_STR_DUAL);
1914 		break;
1915 	}
1916 	len += scnprintf(buf + len, PAGE_SIZE-len, "\n");
1917 
1918 	return len;
1919 }
1920 
1921 static char *mode_to_str[] = {
1922 	"exclusive",
1923 	"disabled",
1924 	"enabled",
1925 	"dual",
1926 };
1927 
1928 #define NEED_EXCH_OFFLOAD(_exchg) ((_exchg) > FW_DEF_EXCHANGES_CNT)
1929 static void qla_set_ini_mode(scsi_qla_host_t *vha, int op)
1930 {
1931 	enum {
1932 		NO_ACTION,
1933 		MODE_CHANGE_ACCEPT,
1934 		MODE_CHANGE_NO_ACTION,
1935 		TARGET_STILL_ACTIVE,
1936 	};
1937 	int action = NO_ACTION;
1938 	int set_mode = 0;
1939 	u8  eo_toggle = 0;	/* exchange offload flipped */
1940 
1941 	switch (vha->qlini_mode) {
1942 	case QLA2XXX_INI_MODE_DISABLED:
1943 		switch (op) {
1944 		case QLA2XXX_INI_MODE_DISABLED:
1945 			if (qla_tgt_mode_enabled(vha)) {
1946 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
1947 				    vha->hw->flags.exchoffld_enabled)
1948 					eo_toggle = 1;
1949 				if (((vha->ql2xexchoffld !=
1950 				    vha->u_ql2xexchoffld) &&
1951 				    NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
1952 				    eo_toggle) {
1953 					/*
1954 					 * The number of exchange to be offload
1955 					 * was tweaked or offload option was
1956 					 * flipped
1957 					 */
1958 					action = MODE_CHANGE_ACCEPT;
1959 				} else {
1960 					action = MODE_CHANGE_NO_ACTION;
1961 				}
1962 			} else {
1963 				action = MODE_CHANGE_NO_ACTION;
1964 			}
1965 			break;
1966 		case QLA2XXX_INI_MODE_EXCLUSIVE:
1967 			if (qla_tgt_mode_enabled(vha)) {
1968 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
1969 				    vha->hw->flags.exchoffld_enabled)
1970 					eo_toggle = 1;
1971 				if (((vha->ql2xexchoffld !=
1972 				    vha->u_ql2xexchoffld) &&
1973 				    NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
1974 				    eo_toggle) {
1975 					/*
1976 					 * The number of exchange to be offload
1977 					 * was tweaked or offload option was
1978 					 * flipped
1979 					 */
1980 					action = MODE_CHANGE_ACCEPT;
1981 				} else {
1982 					action = MODE_CHANGE_NO_ACTION;
1983 				}
1984 			} else {
1985 				action = MODE_CHANGE_ACCEPT;
1986 			}
1987 			break;
1988 		case QLA2XXX_INI_MODE_DUAL:
1989 			action = MODE_CHANGE_ACCEPT;
1990 			/* active_mode is target only, reset it to dual */
1991 			if (qla_tgt_mode_enabled(vha)) {
1992 				set_mode = 1;
1993 				action = MODE_CHANGE_ACCEPT;
1994 			} else {
1995 				action = MODE_CHANGE_NO_ACTION;
1996 			}
1997 			break;
1998 
1999 		case QLA2XXX_INI_MODE_ENABLED:
2000 			if (qla_tgt_mode_enabled(vha))
2001 				action = TARGET_STILL_ACTIVE;
2002 			else {
2003 				action = MODE_CHANGE_ACCEPT;
2004 				set_mode = 1;
2005 			}
2006 			break;
2007 		}
2008 		break;
2009 
2010 	case QLA2XXX_INI_MODE_EXCLUSIVE:
2011 		switch (op) {
2012 		case QLA2XXX_INI_MODE_EXCLUSIVE:
2013 			if (qla_tgt_mode_enabled(vha)) {
2014 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
2015 				    vha->hw->flags.exchoffld_enabled)
2016 					eo_toggle = 1;
2017 				if (((vha->ql2xexchoffld !=
2018 				    vha->u_ql2xexchoffld) &&
2019 				    NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
2020 				    eo_toggle)
2021 					/*
2022 					 * The number of exchange to be offload
2023 					 * was tweaked or offload option was
2024 					 * flipped
2025 					 */
2026 					action = MODE_CHANGE_ACCEPT;
2027 				else
2028 					action = NO_ACTION;
2029 			} else
2030 				action = NO_ACTION;
2031 
2032 			break;
2033 
2034 		case QLA2XXX_INI_MODE_DISABLED:
2035 			if (qla_tgt_mode_enabled(vha)) {
2036 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
2037 				    vha->hw->flags.exchoffld_enabled)
2038 					eo_toggle = 1;
2039 				if (((vha->ql2xexchoffld !=
2040 				      vha->u_ql2xexchoffld) &&
2041 				    NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
2042 				    eo_toggle)
2043 					action = MODE_CHANGE_ACCEPT;
2044 				else
2045 					action = MODE_CHANGE_NO_ACTION;
2046 			} else
2047 				action = MODE_CHANGE_NO_ACTION;
2048 			break;
2049 
2050 		case QLA2XXX_INI_MODE_DUAL: /* exclusive -> dual */
2051 			if (qla_tgt_mode_enabled(vha)) {
2052 				action = MODE_CHANGE_ACCEPT;
2053 				set_mode = 1;
2054 			} else
2055 				action = MODE_CHANGE_ACCEPT;
2056 			break;
2057 
2058 		case QLA2XXX_INI_MODE_ENABLED:
2059 			if (qla_tgt_mode_enabled(vha))
2060 				action = TARGET_STILL_ACTIVE;
2061 			else {
2062 				if (vha->hw->flags.fw_started)
2063 					action = MODE_CHANGE_NO_ACTION;
2064 				else
2065 					action = MODE_CHANGE_ACCEPT;
2066 			}
2067 			break;
2068 		}
2069 		break;
2070 
2071 	case QLA2XXX_INI_MODE_ENABLED:
2072 		switch (op) {
2073 		case QLA2XXX_INI_MODE_ENABLED:
2074 			if (NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg) !=
2075 			    vha->hw->flags.exchoffld_enabled)
2076 				eo_toggle = 1;
2077 			if (((vha->ql2xiniexchg != vha->u_ql2xiniexchg) &&
2078 				NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg)) ||
2079 			    eo_toggle)
2080 				action = MODE_CHANGE_ACCEPT;
2081 			else
2082 				action = NO_ACTION;
2083 			break;
2084 		case QLA2XXX_INI_MODE_DUAL:
2085 		case QLA2XXX_INI_MODE_DISABLED:
2086 			action = MODE_CHANGE_ACCEPT;
2087 			break;
2088 		default:
2089 			action = MODE_CHANGE_NO_ACTION;
2090 			break;
2091 		}
2092 		break;
2093 
2094 	case QLA2XXX_INI_MODE_DUAL:
2095 		switch (op) {
2096 		case QLA2XXX_INI_MODE_DUAL:
2097 			if (qla_tgt_mode_enabled(vha) ||
2098 			    qla_dual_mode_enabled(vha)) {
2099 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld +
2100 					vha->u_ql2xiniexchg) !=
2101 				    vha->hw->flags.exchoffld_enabled)
2102 					eo_toggle = 1;
2103 
2104 				if ((((vha->ql2xexchoffld +
2105 				       vha->ql2xiniexchg) !=
2106 				    (vha->u_ql2xiniexchg +
2107 				     vha->u_ql2xexchoffld)) &&
2108 				    NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg +
2109 					vha->u_ql2xexchoffld)) || eo_toggle)
2110 					action = MODE_CHANGE_ACCEPT;
2111 				else
2112 					action = NO_ACTION;
2113 			} else {
2114 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld +
2115 					vha->u_ql2xiniexchg) !=
2116 				    vha->hw->flags.exchoffld_enabled)
2117 					eo_toggle = 1;
2118 
2119 				if ((((vha->ql2xexchoffld + vha->ql2xiniexchg)
2120 				    != (vha->u_ql2xiniexchg +
2121 					vha->u_ql2xexchoffld)) &&
2122 				    NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg +
2123 					vha->u_ql2xexchoffld)) || eo_toggle)
2124 					action = MODE_CHANGE_NO_ACTION;
2125 				else
2126 					action = NO_ACTION;
2127 			}
2128 			break;
2129 
2130 		case QLA2XXX_INI_MODE_DISABLED:
2131 			if (qla_tgt_mode_enabled(vha) ||
2132 			    qla_dual_mode_enabled(vha)) {
2133 				/* turning off initiator mode */
2134 				set_mode = 1;
2135 				action = MODE_CHANGE_ACCEPT;
2136 			} else {
2137 				action = MODE_CHANGE_NO_ACTION;
2138 			}
2139 			break;
2140 
2141 		case QLA2XXX_INI_MODE_EXCLUSIVE:
2142 			if (qla_tgt_mode_enabled(vha) ||
2143 			    qla_dual_mode_enabled(vha)) {
2144 				set_mode = 1;
2145 				action = MODE_CHANGE_ACCEPT;
2146 			} else {
2147 				action = MODE_CHANGE_ACCEPT;
2148 			}
2149 			break;
2150 
2151 		case QLA2XXX_INI_MODE_ENABLED:
2152 			if (qla_tgt_mode_enabled(vha) ||
2153 			    qla_dual_mode_enabled(vha)) {
2154 				action = TARGET_STILL_ACTIVE;
2155 			} else {
2156 				action = MODE_CHANGE_ACCEPT;
2157 			}
2158 		}
2159 		break;
2160 	}
2161 
2162 	switch (action) {
2163 	case MODE_CHANGE_ACCEPT:
2164 		ql_log(ql_log_warn, vha, 0xffff,
2165 		    "Mode change accepted. From %s to %s, Tgt exchg %d|%d. ini exchg %d|%d\n",
2166 		    mode_to_str[vha->qlini_mode], mode_to_str[op],
2167 		    vha->ql2xexchoffld, vha->u_ql2xexchoffld,
2168 		    vha->ql2xiniexchg, vha->u_ql2xiniexchg);
2169 
2170 		vha->qlini_mode = op;
2171 		vha->ql2xexchoffld = vha->u_ql2xexchoffld;
2172 		vha->ql2xiniexchg = vha->u_ql2xiniexchg;
2173 		if (set_mode)
2174 			qlt_set_mode(vha);
2175 		vha->flags.online = 1;
2176 		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2177 		break;
2178 
2179 	case MODE_CHANGE_NO_ACTION:
2180 		ql_log(ql_log_warn, vha, 0xffff,
2181 		    "Mode is set. No action taken. From %s to %s, Tgt exchg %d|%d. ini exchg %d|%d\n",
2182 		    mode_to_str[vha->qlini_mode], mode_to_str[op],
2183 		    vha->ql2xexchoffld, vha->u_ql2xexchoffld,
2184 		    vha->ql2xiniexchg, vha->u_ql2xiniexchg);
2185 		vha->qlini_mode = op;
2186 		vha->ql2xexchoffld = vha->u_ql2xexchoffld;
2187 		vha->ql2xiniexchg = vha->u_ql2xiniexchg;
2188 		break;
2189 
2190 	case TARGET_STILL_ACTIVE:
2191 		ql_log(ql_log_warn, vha, 0xffff,
2192 		    "Target Mode is active. Unable to change Mode.\n");
2193 		break;
2194 
2195 	case NO_ACTION:
2196 	default:
2197 		ql_log(ql_log_warn, vha, 0xffff,
2198 		    "Mode unchange. No action taken. %d|%d pct %d|%d.\n",
2199 		    vha->qlini_mode, op,
2200 		    vha->ql2xexchoffld, vha->u_ql2xexchoffld);
2201 		break;
2202 	}
2203 }
2204 
2205 static ssize_t
2206 qlini_mode_store(struct device *dev, struct device_attribute *attr,
2207     const char *buf, size_t count)
2208 {
2209 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2210 	int ini;
2211 
2212 	if (!buf)
2213 		return -EINVAL;
2214 
2215 	if (strncasecmp(QLA2XXX_INI_MODE_STR_EXCLUSIVE, buf,
2216 		strlen(QLA2XXX_INI_MODE_STR_EXCLUSIVE)) == 0)
2217 		ini = QLA2XXX_INI_MODE_EXCLUSIVE;
2218 	else if (strncasecmp(QLA2XXX_INI_MODE_STR_DISABLED, buf,
2219 		strlen(QLA2XXX_INI_MODE_STR_DISABLED)) == 0)
2220 		ini = QLA2XXX_INI_MODE_DISABLED;
2221 	else if (strncasecmp(QLA2XXX_INI_MODE_STR_ENABLED, buf,
2222 		  strlen(QLA2XXX_INI_MODE_STR_ENABLED)) == 0)
2223 		ini = QLA2XXX_INI_MODE_ENABLED;
2224 	else if (strncasecmp(QLA2XXX_INI_MODE_STR_DUAL, buf,
2225 		strlen(QLA2XXX_INI_MODE_STR_DUAL)) == 0)
2226 		ini = QLA2XXX_INI_MODE_DUAL;
2227 	else
2228 		return -EINVAL;
2229 
2230 	qla_set_ini_mode(vha, ini);
2231 	return strlen(buf);
2232 }
2233 
2234 static ssize_t
2235 ql2xexchoffld_show(struct device *dev, struct device_attribute *attr,
2236     char *buf)
2237 {
2238 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2239 	int len = 0;
2240 
2241 	len += scnprintf(buf + len, PAGE_SIZE-len,
2242 		"target exchange: new %d : current: %d\n\n",
2243 		vha->u_ql2xexchoffld, vha->ql2xexchoffld);
2244 
2245 	len += scnprintf(buf + len, PAGE_SIZE-len,
2246 	    "Please (re)set operating mode via \"/sys/class/scsi_host/host%ld/qlini_mode\" to load new setting.\n",
2247 	    vha->host_no);
2248 
2249 	return len;
2250 }
2251 
2252 static ssize_t
2253 ql2xexchoffld_store(struct device *dev, struct device_attribute *attr,
2254     const char *buf, size_t count)
2255 {
2256 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2257 	int val = 0;
2258 
2259 	if (sscanf(buf, "%d", &val) != 1)
2260 		return -EINVAL;
2261 
2262 	if (val > FW_MAX_EXCHANGES_CNT)
2263 		val = FW_MAX_EXCHANGES_CNT;
2264 	else if (val < 0)
2265 		val = 0;
2266 
2267 	vha->u_ql2xexchoffld = val;
2268 	return strlen(buf);
2269 }
2270 
2271 static ssize_t
2272 ql2xiniexchg_show(struct device *dev, struct device_attribute *attr,
2273     char *buf)
2274 {
2275 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2276 	int len = 0;
2277 
2278 	len += scnprintf(buf + len, PAGE_SIZE-len,
2279 		"target exchange: new %d : current: %d\n\n",
2280 		vha->u_ql2xiniexchg, vha->ql2xiniexchg);
2281 
2282 	len += scnprintf(buf + len, PAGE_SIZE-len,
2283 	    "Please (re)set operating mode via \"/sys/class/scsi_host/host%ld/qlini_mode\" to load new setting.\n",
2284 	    vha->host_no);
2285 
2286 	return len;
2287 }
2288 
2289 static ssize_t
2290 ql2xiniexchg_store(struct device *dev, struct device_attribute *attr,
2291     const char *buf, size_t count)
2292 {
2293 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2294 	int val = 0;
2295 
2296 	if (sscanf(buf, "%d", &val) != 1)
2297 		return -EINVAL;
2298 
2299 	if (val > FW_MAX_EXCHANGES_CNT)
2300 		val = FW_MAX_EXCHANGES_CNT;
2301 	else if (val < 0)
2302 		val = 0;
2303 
2304 	vha->u_ql2xiniexchg = val;
2305 	return strlen(buf);
2306 }
2307 
2308 static ssize_t
2309 qla2x00_dif_bundle_statistics_show(struct device *dev,
2310     struct device_attribute *attr, char *buf)
2311 {
2312 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2313 	struct qla_hw_data *ha = vha->hw;
2314 
2315 	return scnprintf(buf, PAGE_SIZE,
2316 	    "cross=%llu read=%llu write=%llu kalloc=%llu dma_alloc=%llu unusable=%u\n",
2317 	    ha->dif_bundle_crossed_pages, ha->dif_bundle_reads,
2318 	    ha->dif_bundle_writes, ha->dif_bundle_kallocs,
2319 	    ha->dif_bundle_dma_allocs, ha->pool.unusable.count);
2320 }
2321 
2322 static ssize_t
2323 qla2x00_fw_attr_show(struct device *dev,
2324     struct device_attribute *attr, char *buf)
2325 {
2326 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2327 	struct qla_hw_data *ha = vha->hw;
2328 
2329 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
2330 		return scnprintf(buf, PAGE_SIZE, "\n");
2331 
2332 	return scnprintf(buf, PAGE_SIZE, "%llx\n",
2333 	    (uint64_t)ha->fw_attributes_ext[1] << 48 |
2334 	    (uint64_t)ha->fw_attributes_ext[0] << 32 |
2335 	    (uint64_t)ha->fw_attributes_h << 16 |
2336 	    (uint64_t)ha->fw_attributes);
2337 }
2338 
2339 static ssize_t
2340 qla2x00_port_no_show(struct device *dev, struct device_attribute *attr,
2341     char *buf)
2342 {
2343 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2344 
2345 	return scnprintf(buf, PAGE_SIZE, "%u\n", vha->hw->port_no);
2346 }
2347 
2348 static ssize_t
2349 qla2x00_dport_diagnostics_show(struct device *dev,
2350 	struct device_attribute *attr, char *buf)
2351 {
2352 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2353 
2354 	if (!IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw) &&
2355 	    !IS_QLA28XX(vha->hw))
2356 		return scnprintf(buf, PAGE_SIZE, "\n");
2357 
2358 	if (!*vha->dport_data)
2359 		return scnprintf(buf, PAGE_SIZE, "\n");
2360 
2361 	return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
2362 	    vha->dport_data[0], vha->dport_data[1],
2363 	    vha->dport_data[2], vha->dport_data[3]);
2364 }
2365 static DEVICE_ATTR(dport_diagnostics, 0444,
2366 	   qla2x00_dport_diagnostics_show, NULL);
2367 
2368 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_driver_version_show, NULL);
2369 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
2370 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
2371 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
2372 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
2373 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
2374 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
2375 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
2376 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
2377 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
2378 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
2379 		   qla2x00_zio_timer_store);
2380 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
2381 		   qla2x00_beacon_store);
2382 static DEVICE_ATTR(beacon_config, 0644, qla2x00_beacon_config_show,
2383 		   qla2x00_beacon_config_store);
2384 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
2385 		   qla2x00_optrom_bios_version_show, NULL);
2386 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
2387 		   qla2x00_optrom_efi_version_show, NULL);
2388 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
2389 		   qla2x00_optrom_fcode_version_show, NULL);
2390 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
2391 		   NULL);
2392 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
2393     qla2x00_optrom_gold_fw_version_show, NULL);
2394 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
2395 		   NULL);
2396 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
2397 		   NULL);
2398 static DEVICE_ATTR(serdes_version, 0444, qla2x00_serdes_version_show, NULL);
2399 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
2400 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
2401 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
2402 		   NULL);
2403 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
2404 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
2405 		   qla2x00_vn_port_mac_address_show, NULL);
2406 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
2407 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
2408 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
2409 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
2410 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
2411 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
2412 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR,
2413 		   qla2x00_allow_cna_fw_dump_show,
2414 		   qla2x00_allow_cna_fw_dump_store);
2415 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL);
2416 static DEVICE_ATTR(min_supported_speed, 0444,
2417 		   qla2x00_min_supported_speed_show, NULL);
2418 static DEVICE_ATTR(max_supported_speed, 0444,
2419 		   qla2x00_max_supported_speed_show, NULL);
2420 static DEVICE_ATTR(zio_threshold, 0644,
2421     qla_zio_threshold_show,
2422     qla_zio_threshold_store);
2423 static DEVICE_ATTR_RW(qlini_mode);
2424 static DEVICE_ATTR_RW(ql2xexchoffld);
2425 static DEVICE_ATTR_RW(ql2xiniexchg);
2426 static DEVICE_ATTR(dif_bundle_statistics, 0444,
2427     qla2x00_dif_bundle_statistics_show, NULL);
2428 static DEVICE_ATTR(port_speed, 0644, qla2x00_port_speed_show,
2429     qla2x00_port_speed_store);
2430 static DEVICE_ATTR(port_no, 0444, qla2x00_port_no_show, NULL);
2431 static DEVICE_ATTR(fw_attr, 0444, qla2x00_fw_attr_show, NULL);
2432 
2433 
2434 struct device_attribute *qla2x00_host_attrs[] = {
2435 	&dev_attr_driver_version,
2436 	&dev_attr_fw_version,
2437 	&dev_attr_serial_num,
2438 	&dev_attr_isp_name,
2439 	&dev_attr_isp_id,
2440 	&dev_attr_model_name,
2441 	&dev_attr_model_desc,
2442 	&dev_attr_pci_info,
2443 	&dev_attr_link_state,
2444 	&dev_attr_zio,
2445 	&dev_attr_zio_timer,
2446 	&dev_attr_beacon,
2447 	&dev_attr_beacon_config,
2448 	&dev_attr_optrom_bios_version,
2449 	&dev_attr_optrom_efi_version,
2450 	&dev_attr_optrom_fcode_version,
2451 	&dev_attr_optrom_fw_version,
2452 	&dev_attr_84xx_fw_version,
2453 	&dev_attr_total_isp_aborts,
2454 	&dev_attr_serdes_version,
2455 	&dev_attr_mpi_version,
2456 	&dev_attr_phy_version,
2457 	&dev_attr_flash_block_size,
2458 	&dev_attr_vlan_id,
2459 	&dev_attr_vn_port_mac_address,
2460 	&dev_attr_fabric_param,
2461 	&dev_attr_fw_state,
2462 	&dev_attr_optrom_gold_fw_version,
2463 	&dev_attr_thermal_temp,
2464 	&dev_attr_diag_requests,
2465 	&dev_attr_diag_megabytes,
2466 	&dev_attr_fw_dump_size,
2467 	&dev_attr_allow_cna_fw_dump,
2468 	&dev_attr_pep_version,
2469 	&dev_attr_min_supported_speed,
2470 	&dev_attr_max_supported_speed,
2471 	&dev_attr_zio_threshold,
2472 	&dev_attr_dif_bundle_statistics,
2473 	&dev_attr_port_speed,
2474 	&dev_attr_port_no,
2475 	&dev_attr_fw_attr,
2476 	&dev_attr_dport_diagnostics,
2477 	NULL, /* reserve for qlini_mode */
2478 	NULL, /* reserve for ql2xiniexchg */
2479 	NULL, /* reserve for ql2xexchoffld */
2480 	NULL,
2481 };
2482 
2483 void qla_insert_tgt_attrs(void)
2484 {
2485 	struct device_attribute **attr;
2486 
2487 	/* advance to empty slot */
2488 	for (attr = &qla2x00_host_attrs[0]; *attr; ++attr)
2489 		continue;
2490 
2491 	*attr = &dev_attr_qlini_mode;
2492 	attr++;
2493 	*attr = &dev_attr_ql2xiniexchg;
2494 	attr++;
2495 	*attr = &dev_attr_ql2xexchoffld;
2496 }
2497 
2498 /* Host attributes. */
2499 
2500 static void
2501 qla2x00_get_host_port_id(struct Scsi_Host *shost)
2502 {
2503 	scsi_qla_host_t *vha = shost_priv(shost);
2504 
2505 	fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
2506 	    vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
2507 }
2508 
2509 static void
2510 qla2x00_get_host_speed(struct Scsi_Host *shost)
2511 {
2512 	scsi_qla_host_t *vha = shost_priv(shost);
2513 	u32 speed;
2514 
2515 	if (IS_QLAFX00(vha->hw)) {
2516 		qlafx00_get_host_speed(shost);
2517 		return;
2518 	}
2519 
2520 	switch (vha->hw->link_data_rate) {
2521 	case PORT_SPEED_1GB:
2522 		speed = FC_PORTSPEED_1GBIT;
2523 		break;
2524 	case PORT_SPEED_2GB:
2525 		speed = FC_PORTSPEED_2GBIT;
2526 		break;
2527 	case PORT_SPEED_4GB:
2528 		speed = FC_PORTSPEED_4GBIT;
2529 		break;
2530 	case PORT_SPEED_8GB:
2531 		speed = FC_PORTSPEED_8GBIT;
2532 		break;
2533 	case PORT_SPEED_10GB:
2534 		speed = FC_PORTSPEED_10GBIT;
2535 		break;
2536 	case PORT_SPEED_16GB:
2537 		speed = FC_PORTSPEED_16GBIT;
2538 		break;
2539 	case PORT_SPEED_32GB:
2540 		speed = FC_PORTSPEED_32GBIT;
2541 		break;
2542 	case PORT_SPEED_64GB:
2543 		speed = FC_PORTSPEED_64GBIT;
2544 		break;
2545 	default:
2546 		speed = FC_PORTSPEED_UNKNOWN;
2547 		break;
2548 	}
2549 
2550 	fc_host_speed(shost) = speed;
2551 }
2552 
2553 static void
2554 qla2x00_get_host_port_type(struct Scsi_Host *shost)
2555 {
2556 	scsi_qla_host_t *vha = shost_priv(shost);
2557 	uint32_t port_type;
2558 
2559 	if (vha->vp_idx) {
2560 		fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
2561 		return;
2562 	}
2563 	switch (vha->hw->current_topology) {
2564 	case ISP_CFG_NL:
2565 		port_type = FC_PORTTYPE_LPORT;
2566 		break;
2567 	case ISP_CFG_FL:
2568 		port_type = FC_PORTTYPE_NLPORT;
2569 		break;
2570 	case ISP_CFG_N:
2571 		port_type = FC_PORTTYPE_PTP;
2572 		break;
2573 	case ISP_CFG_F:
2574 		port_type = FC_PORTTYPE_NPORT;
2575 		break;
2576 	default:
2577 		port_type = FC_PORTTYPE_UNKNOWN;
2578 		break;
2579 	}
2580 
2581 	fc_host_port_type(shost) = port_type;
2582 }
2583 
2584 static void
2585 qla2x00_get_starget_node_name(struct scsi_target *starget)
2586 {
2587 	struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
2588 	scsi_qla_host_t *vha = shost_priv(host);
2589 	fc_port_t *fcport;
2590 	u64 node_name = 0;
2591 
2592 	list_for_each_entry(fcport, &vha->vp_fcports, list) {
2593 		if (fcport->rport &&
2594 		    starget->id == fcport->rport->scsi_target_id) {
2595 			node_name = wwn_to_u64(fcport->node_name);
2596 			break;
2597 		}
2598 	}
2599 
2600 	fc_starget_node_name(starget) = node_name;
2601 }
2602 
2603 static void
2604 qla2x00_get_starget_port_name(struct scsi_target *starget)
2605 {
2606 	struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
2607 	scsi_qla_host_t *vha = shost_priv(host);
2608 	fc_port_t *fcport;
2609 	u64 port_name = 0;
2610 
2611 	list_for_each_entry(fcport, &vha->vp_fcports, list) {
2612 		if (fcport->rport &&
2613 		    starget->id == fcport->rport->scsi_target_id) {
2614 			port_name = wwn_to_u64(fcport->port_name);
2615 			break;
2616 		}
2617 	}
2618 
2619 	fc_starget_port_name(starget) = port_name;
2620 }
2621 
2622 static void
2623 qla2x00_get_starget_port_id(struct scsi_target *starget)
2624 {
2625 	struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
2626 	scsi_qla_host_t *vha = shost_priv(host);
2627 	fc_port_t *fcport;
2628 	uint32_t port_id = ~0U;
2629 
2630 	list_for_each_entry(fcport, &vha->vp_fcports, list) {
2631 		if (fcport->rport &&
2632 		    starget->id == fcport->rport->scsi_target_id) {
2633 			port_id = fcport->d_id.b.domain << 16 |
2634 			    fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
2635 			break;
2636 		}
2637 	}
2638 
2639 	fc_starget_port_id(starget) = port_id;
2640 }
2641 
2642 static inline void
2643 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
2644 {
2645 	rport->dev_loss_tmo = timeout ? timeout : 1;
2646 }
2647 
2648 static void
2649 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
2650 {
2651 	struct Scsi_Host *host = rport_to_shost(rport);
2652 	fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
2653 	unsigned long flags;
2654 
2655 	if (!fcport)
2656 		return;
2657 
2658 	/* Now that the rport has been deleted, set the fcport state to
2659 	   FCS_DEVICE_DEAD */
2660 	qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
2661 
2662 	/*
2663 	 * Transport has effectively 'deleted' the rport, clear
2664 	 * all local references.
2665 	 */
2666 	spin_lock_irqsave(host->host_lock, flags);
2667 	fcport->rport = fcport->drport = NULL;
2668 	*((fc_port_t **)rport->dd_data) = NULL;
2669 	spin_unlock_irqrestore(host->host_lock, flags);
2670 
2671 	if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
2672 		return;
2673 
2674 	if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
2675 		qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
2676 		return;
2677 	}
2678 }
2679 
2680 static void
2681 qla2x00_terminate_rport_io(struct fc_rport *rport)
2682 {
2683 	fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
2684 
2685 	if (!fcport)
2686 		return;
2687 
2688 	if (test_bit(UNLOADING, &fcport->vha->dpc_flags))
2689 		return;
2690 
2691 	if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
2692 		return;
2693 
2694 	if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
2695 		qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
2696 		return;
2697 	}
2698 	/*
2699 	 * At this point all fcport's software-states are cleared.  Perform any
2700 	 * final cleanup of firmware resources (PCBs and XCBs).
2701 	 */
2702 	if (fcport->loop_id != FC_NO_LOOP_ID) {
2703 		if (IS_FWI2_CAPABLE(fcport->vha->hw))
2704 			fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
2705 			    fcport->loop_id, fcport->d_id.b.domain,
2706 			    fcport->d_id.b.area, fcport->d_id.b.al_pa);
2707 		else
2708 			qla2x00_port_logout(fcport->vha, fcport);
2709 	}
2710 }
2711 
2712 static int
2713 qla2x00_issue_lip(struct Scsi_Host *shost)
2714 {
2715 	scsi_qla_host_t *vha = shost_priv(shost);
2716 
2717 	if (IS_QLAFX00(vha->hw))
2718 		return 0;
2719 
2720 	qla2x00_loop_reset(vha);
2721 	return 0;
2722 }
2723 
2724 static struct fc_host_statistics *
2725 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
2726 {
2727 	scsi_qla_host_t *vha = shost_priv(shost);
2728 	struct qla_hw_data *ha = vha->hw;
2729 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2730 	int rval;
2731 	struct link_statistics *stats;
2732 	dma_addr_t stats_dma;
2733 	struct fc_host_statistics *p = &vha->fc_host_stat;
2734 	struct qla_qpair *qpair;
2735 	int i;
2736 	u64 ib = 0, ob = 0, ir = 0, or = 0;
2737 
2738 	memset(p, -1, sizeof(*p));
2739 
2740 	if (IS_QLAFX00(vha->hw))
2741 		goto done;
2742 
2743 	if (test_bit(UNLOADING, &vha->dpc_flags))
2744 		goto done;
2745 
2746 	if (unlikely(pci_channel_offline(ha->pdev)))
2747 		goto done;
2748 
2749 	if (qla2x00_chip_is_down(vha))
2750 		goto done;
2751 
2752 	stats = dma_alloc_coherent(&ha->pdev->dev, sizeof(*stats), &stats_dma,
2753 				   GFP_KERNEL);
2754 	if (!stats) {
2755 		ql_log(ql_log_warn, vha, 0x707d,
2756 		    "Failed to allocate memory for stats.\n");
2757 		goto done;
2758 	}
2759 
2760 	rval = QLA_FUNCTION_FAILED;
2761 	if (IS_FWI2_CAPABLE(ha)) {
2762 		rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0);
2763 	} else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
2764 	    !ha->dpc_active) {
2765 		/* Must be in a 'READY' state for statistics retrieval. */
2766 		rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
2767 						stats, stats_dma);
2768 	}
2769 
2770 	if (rval != QLA_SUCCESS)
2771 		goto done_free;
2772 
2773 	/* --- */
2774 	for (i = 0; i < vha->hw->max_qpairs; i++) {
2775 		qpair = vha->hw->queue_pair_map[i];
2776 		if (!qpair)
2777 			continue;
2778 		ir += qpair->counters.input_requests;
2779 		or += qpair->counters.output_requests;
2780 		ib += qpair->counters.input_bytes;
2781 		ob += qpair->counters.output_bytes;
2782 	}
2783 	ir += ha->base_qpair->counters.input_requests;
2784 	or += ha->base_qpair->counters.output_requests;
2785 	ib += ha->base_qpair->counters.input_bytes;
2786 	ob += ha->base_qpair->counters.output_bytes;
2787 
2788 	ir += vha->qla_stats.input_requests;
2789 	or += vha->qla_stats.output_requests;
2790 	ib += vha->qla_stats.input_bytes;
2791 	ob += vha->qla_stats.output_bytes;
2792 	/* --- */
2793 
2794 	p->link_failure_count = le32_to_cpu(stats->link_fail_cnt);
2795 	p->loss_of_sync_count = le32_to_cpu(stats->loss_sync_cnt);
2796 	p->loss_of_signal_count = le32_to_cpu(stats->loss_sig_cnt);
2797 	p->prim_seq_protocol_err_count = le32_to_cpu(stats->prim_seq_err_cnt);
2798 	p->invalid_tx_word_count = le32_to_cpu(stats->inval_xmit_word_cnt);
2799 	p->invalid_crc_count = le32_to_cpu(stats->inval_crc_cnt);
2800 	if (IS_FWI2_CAPABLE(ha)) {
2801 		p->lip_count = le32_to_cpu(stats->lip_cnt);
2802 		p->tx_frames = le32_to_cpu(stats->tx_frames);
2803 		p->rx_frames = le32_to_cpu(stats->rx_frames);
2804 		p->dumped_frames = le32_to_cpu(stats->discarded_frames);
2805 		p->nos_count = le32_to_cpu(stats->nos_rcvd);
2806 		p->error_frames =
2807 		    le32_to_cpu(stats->dropped_frames) +
2808 		    le32_to_cpu(stats->discarded_frames);
2809 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
2810 			p->rx_words = le64_to_cpu(stats->fpm_recv_word_cnt);
2811 			p->tx_words = le64_to_cpu(stats->fpm_xmit_word_cnt);
2812 		} else {
2813 			p->rx_words = ib >> 2;
2814 			p->tx_words = ob >> 2;
2815 		}
2816 	}
2817 
2818 	p->fcp_control_requests = vha->qla_stats.control_requests;
2819 	p->fcp_input_requests = ir;
2820 	p->fcp_output_requests = or;
2821 	p->fcp_input_megabytes  = ib >> 20;
2822 	p->fcp_output_megabytes = ob >> 20;
2823 	p->seconds_since_last_reset =
2824 	    get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
2825 	do_div(p->seconds_since_last_reset, HZ);
2826 
2827 done_free:
2828 	dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics),
2829 	    stats, stats_dma);
2830 done:
2831 	return p;
2832 }
2833 
2834 static void
2835 qla2x00_reset_host_stats(struct Scsi_Host *shost)
2836 {
2837 	scsi_qla_host_t *vha = shost_priv(shost);
2838 	struct qla_hw_data *ha = vha->hw;
2839 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2840 	struct link_statistics *stats;
2841 	dma_addr_t stats_dma;
2842 	int i;
2843 	struct qla_qpair *qpair;
2844 
2845 	memset(&vha->qla_stats, 0, sizeof(vha->qla_stats));
2846 	memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
2847 	for (i = 0; i < vha->hw->max_qpairs; i++) {
2848 		qpair = vha->hw->queue_pair_map[i];
2849 		if (!qpair)
2850 			continue;
2851 		memset(&qpair->counters, 0, sizeof(qpair->counters));
2852 	}
2853 	memset(&ha->base_qpair->counters, 0, sizeof(qpair->counters));
2854 
2855 	vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
2856 
2857 	if (IS_FWI2_CAPABLE(ha)) {
2858 		stats = dma_alloc_coherent(&ha->pdev->dev,
2859 		    sizeof(*stats), &stats_dma, GFP_KERNEL);
2860 		if (!stats) {
2861 			ql_log(ql_log_warn, vha, 0x70d7,
2862 			    "Failed to allocate memory for stats.\n");
2863 			return;
2864 		}
2865 
2866 		/* reset firmware statistics */
2867 		qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0);
2868 
2869 		dma_free_coherent(&ha->pdev->dev, sizeof(*stats),
2870 		    stats, stats_dma);
2871 	}
2872 }
2873 
2874 static void
2875 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
2876 {
2877 	scsi_qla_host_t *vha = shost_priv(shost);
2878 
2879 	qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost),
2880 	    sizeof(fc_host_symbolic_name(shost)));
2881 }
2882 
2883 static void
2884 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
2885 {
2886 	scsi_qla_host_t *vha = shost_priv(shost);
2887 
2888 	set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
2889 }
2890 
2891 static void
2892 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
2893 {
2894 	scsi_qla_host_t *vha = shost_priv(shost);
2895 	static const uint8_t node_name[WWN_SIZE] = {
2896 		0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
2897 	};
2898 	u64 fabric_name = wwn_to_u64(node_name);
2899 
2900 	if (vha->device_flags & SWITCH_FOUND)
2901 		fabric_name = wwn_to_u64(vha->fabric_node_name);
2902 
2903 	fc_host_fabric_name(shost) = fabric_name;
2904 }
2905 
2906 static void
2907 qla2x00_get_host_port_state(struct Scsi_Host *shost)
2908 {
2909 	scsi_qla_host_t *vha = shost_priv(shost);
2910 	struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
2911 
2912 	if (!base_vha->flags.online) {
2913 		fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
2914 		return;
2915 	}
2916 
2917 	switch (atomic_read(&base_vha->loop_state)) {
2918 	case LOOP_UPDATE:
2919 		fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
2920 		break;
2921 	case LOOP_DOWN:
2922 		if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
2923 			fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
2924 		else
2925 			fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
2926 		break;
2927 	case LOOP_DEAD:
2928 		fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
2929 		break;
2930 	case LOOP_READY:
2931 		fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
2932 		break;
2933 	default:
2934 		fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
2935 		break;
2936 	}
2937 }
2938 
2939 static int
2940 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
2941 {
2942 	int	ret = 0;
2943 	uint8_t	qos = 0;
2944 	scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
2945 	scsi_qla_host_t *vha = NULL;
2946 	struct qla_hw_data *ha = base_vha->hw;
2947 	int	cnt;
2948 	struct req_que *req = ha->req_q_map[0];
2949 	struct qla_qpair *qpair;
2950 
2951 	ret = qla24xx_vport_create_req_sanity_check(fc_vport);
2952 	if (ret) {
2953 		ql_log(ql_log_warn, vha, 0x707e,
2954 		    "Vport sanity check failed, status %x\n", ret);
2955 		return (ret);
2956 	}
2957 
2958 	vha = qla24xx_create_vhost(fc_vport);
2959 	if (vha == NULL) {
2960 		ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
2961 		return FC_VPORT_FAILED;
2962 	}
2963 	if (disable) {
2964 		atomic_set(&vha->vp_state, VP_OFFLINE);
2965 		fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
2966 	} else
2967 		atomic_set(&vha->vp_state, VP_FAILED);
2968 
2969 	/* ready to create vport */
2970 	ql_log(ql_log_info, vha, 0x7080,
2971 	    "VP entry id %d assigned.\n", vha->vp_idx);
2972 
2973 	/* initialized vport states */
2974 	atomic_set(&vha->loop_state, LOOP_DOWN);
2975 	vha->vp_err_state = VP_ERR_PORTDWN;
2976 	vha->vp_prev_err_state = VP_ERR_UNKWN;
2977 	/* Check if physical ha port is Up */
2978 	if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
2979 	    atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
2980 		/* Don't retry or attempt login of this virtual port */
2981 		ql_dbg(ql_dbg_user, vha, 0x7081,
2982 		    "Vport loop state is not UP.\n");
2983 		atomic_set(&vha->loop_state, LOOP_DEAD);
2984 		if (!disable)
2985 			fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
2986 	}
2987 
2988 	if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
2989 		if (ha->fw_attributes & BIT_4) {
2990 			int prot = 0, guard;
2991 
2992 			vha->flags.difdix_supported = 1;
2993 			ql_dbg(ql_dbg_user, vha, 0x7082,
2994 			    "Registered for DIF/DIX type 1 and 3 protection.\n");
2995 			if (ql2xenabledif == 1)
2996 				prot = SHOST_DIX_TYPE0_PROTECTION;
2997 			scsi_host_set_prot(vha->host,
2998 			    prot | SHOST_DIF_TYPE1_PROTECTION
2999 			    | SHOST_DIF_TYPE2_PROTECTION
3000 			    | SHOST_DIF_TYPE3_PROTECTION
3001 			    | SHOST_DIX_TYPE1_PROTECTION
3002 			    | SHOST_DIX_TYPE2_PROTECTION
3003 			    | SHOST_DIX_TYPE3_PROTECTION);
3004 
3005 			guard = SHOST_DIX_GUARD_CRC;
3006 
3007 			if (IS_PI_IPGUARD_CAPABLE(ha) &&
3008 			    (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
3009 				guard |= SHOST_DIX_GUARD_IP;
3010 
3011 			scsi_host_set_guard(vha->host, guard);
3012 		} else
3013 			vha->flags.difdix_supported = 0;
3014 	}
3015 
3016 	if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
3017 				   &ha->pdev->dev)) {
3018 		ql_dbg(ql_dbg_user, vha, 0x7083,
3019 		    "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
3020 		goto vport_create_failed_2;
3021 	}
3022 
3023 	/* initialize attributes */
3024 	fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
3025 	fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
3026 	fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
3027 	fc_host_supported_classes(vha->host) =
3028 		fc_host_supported_classes(base_vha->host);
3029 	fc_host_supported_speeds(vha->host) =
3030 		fc_host_supported_speeds(base_vha->host);
3031 
3032 	qlt_vport_create(vha, ha);
3033 	qla24xx_vport_disable(fc_vport, disable);
3034 
3035 	if (!ql2xmqsupport || !ha->npiv_info)
3036 		goto vport_queue;
3037 
3038 	/* Create a request queue in QoS mode for the vport */
3039 	for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
3040 		if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
3041 			&& memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
3042 					8) == 0) {
3043 			qos = ha->npiv_info[cnt].q_qos;
3044 			break;
3045 		}
3046 	}
3047 
3048 	if (qos) {
3049 		qpair = qla2xxx_create_qpair(vha, qos, vha->vp_idx, true);
3050 		if (!qpair)
3051 			ql_log(ql_log_warn, vha, 0x7084,
3052 			    "Can't create qpair for VP[%d]\n",
3053 			    vha->vp_idx);
3054 		else {
3055 			ql_dbg(ql_dbg_multiq, vha, 0xc001,
3056 			    "Queue pair: %d Qos: %d) created for VP[%d]\n",
3057 			    qpair->id, qos, vha->vp_idx);
3058 			ql_dbg(ql_dbg_user, vha, 0x7085,
3059 			    "Queue Pair: %d Qos: %d) created for VP[%d]\n",
3060 			    qpair->id, qos, vha->vp_idx);
3061 			req = qpair->req;
3062 			vha->qpair = qpair;
3063 		}
3064 	}
3065 
3066 vport_queue:
3067 	vha->req = req;
3068 	return 0;
3069 
3070 vport_create_failed_2:
3071 	qla24xx_disable_vp(vha);
3072 	qla24xx_deallocate_vp_id(vha);
3073 	scsi_host_put(vha->host);
3074 	return FC_VPORT_FAILED;
3075 }
3076 
3077 static int
3078 qla24xx_vport_delete(struct fc_vport *fc_vport)
3079 {
3080 	scsi_qla_host_t *vha = fc_vport->dd_data;
3081 	struct qla_hw_data *ha = vha->hw;
3082 	uint16_t id = vha->vp_idx;
3083 
3084 	set_bit(VPORT_DELETE, &vha->dpc_flags);
3085 
3086 	while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
3087 	    test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
3088 		msleep(1000);
3089 
3090 
3091 	qla24xx_disable_vp(vha);
3092 	qla2x00_wait_for_sess_deletion(vha);
3093 
3094 	qla_nvme_delete(vha);
3095 	vha->flags.delete_progress = 1;
3096 
3097 	qlt_remove_target(ha, vha);
3098 
3099 	fc_remove_host(vha->host);
3100 
3101 	scsi_remove_host(vha->host);
3102 
3103 	/* Allow timer to run to drain queued items, when removing vp */
3104 	qla24xx_deallocate_vp_id(vha);
3105 
3106 	if (vha->timer_active) {
3107 		qla2x00_vp_stop_timer(vha);
3108 		ql_dbg(ql_dbg_user, vha, 0x7086,
3109 		    "Timer for the VP[%d] has stopped\n", vha->vp_idx);
3110 	}
3111 
3112 	qla2x00_free_fcports(vha);
3113 
3114 	mutex_lock(&ha->vport_lock);
3115 	ha->cur_vport_count--;
3116 	clear_bit(vha->vp_idx, ha->vp_idx_map);
3117 	mutex_unlock(&ha->vport_lock);
3118 
3119 	dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l,
3120 	    vha->gnl.ldma);
3121 
3122 	vha->gnl.l = NULL;
3123 
3124 	vfree(vha->scan.l);
3125 
3126 	if (vha->qpair && vha->qpair->vp_idx == vha->vp_idx) {
3127 		if (qla2xxx_delete_qpair(vha, vha->qpair) != QLA_SUCCESS)
3128 			ql_log(ql_log_warn, vha, 0x7087,
3129 			    "Queue Pair delete failed.\n");
3130 	}
3131 
3132 	ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
3133 	scsi_host_put(vha->host);
3134 	return 0;
3135 }
3136 
3137 static int
3138 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
3139 {
3140 	scsi_qla_host_t *vha = fc_vport->dd_data;
3141 
3142 	if (disable)
3143 		qla24xx_disable_vp(vha);
3144 	else
3145 		qla24xx_enable_vp(vha);
3146 
3147 	return 0;
3148 }
3149 
3150 struct fc_function_template qla2xxx_transport_functions = {
3151 
3152 	.show_host_node_name = 1,
3153 	.show_host_port_name = 1,
3154 	.show_host_supported_classes = 1,
3155 	.show_host_supported_speeds = 1,
3156 
3157 	.get_host_port_id = qla2x00_get_host_port_id,
3158 	.show_host_port_id = 1,
3159 	.get_host_speed = qla2x00_get_host_speed,
3160 	.show_host_speed = 1,
3161 	.get_host_port_type = qla2x00_get_host_port_type,
3162 	.show_host_port_type = 1,
3163 	.get_host_symbolic_name = qla2x00_get_host_symbolic_name,
3164 	.show_host_symbolic_name = 1,
3165 	.set_host_system_hostname = qla2x00_set_host_system_hostname,
3166 	.show_host_system_hostname = 1,
3167 	.get_host_fabric_name = qla2x00_get_host_fabric_name,
3168 	.show_host_fabric_name = 1,
3169 	.get_host_port_state = qla2x00_get_host_port_state,
3170 	.show_host_port_state = 1,
3171 
3172 	.dd_fcrport_size = sizeof(struct fc_port *),
3173 	.show_rport_supported_classes = 1,
3174 
3175 	.get_starget_node_name = qla2x00_get_starget_node_name,
3176 	.show_starget_node_name = 1,
3177 	.get_starget_port_name = qla2x00_get_starget_port_name,
3178 	.show_starget_port_name = 1,
3179 	.get_starget_port_id  = qla2x00_get_starget_port_id,
3180 	.show_starget_port_id = 1,
3181 
3182 	.set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
3183 	.show_rport_dev_loss_tmo = 1,
3184 
3185 	.issue_fc_host_lip = qla2x00_issue_lip,
3186 	.dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
3187 	.terminate_rport_io = qla2x00_terminate_rport_io,
3188 	.get_fc_host_stats = qla2x00_get_fc_host_stats,
3189 	.reset_fc_host_stats = qla2x00_reset_host_stats,
3190 
3191 	.vport_create = qla24xx_vport_create,
3192 	.vport_disable = qla24xx_vport_disable,
3193 	.vport_delete = qla24xx_vport_delete,
3194 	.bsg_request = qla24xx_bsg_request,
3195 	.bsg_timeout = qla24xx_bsg_timeout,
3196 };
3197 
3198 struct fc_function_template qla2xxx_transport_vport_functions = {
3199 
3200 	.show_host_node_name = 1,
3201 	.show_host_port_name = 1,
3202 	.show_host_supported_classes = 1,
3203 
3204 	.get_host_port_id = qla2x00_get_host_port_id,
3205 	.show_host_port_id = 1,
3206 	.get_host_speed = qla2x00_get_host_speed,
3207 	.show_host_speed = 1,
3208 	.get_host_port_type = qla2x00_get_host_port_type,
3209 	.show_host_port_type = 1,
3210 	.get_host_symbolic_name = qla2x00_get_host_symbolic_name,
3211 	.show_host_symbolic_name = 1,
3212 	.set_host_system_hostname = qla2x00_set_host_system_hostname,
3213 	.show_host_system_hostname = 1,
3214 	.get_host_fabric_name = qla2x00_get_host_fabric_name,
3215 	.show_host_fabric_name = 1,
3216 	.get_host_port_state = qla2x00_get_host_port_state,
3217 	.show_host_port_state = 1,
3218 
3219 	.dd_fcrport_size = sizeof(struct fc_port *),
3220 	.show_rport_supported_classes = 1,
3221 
3222 	.get_starget_node_name = qla2x00_get_starget_node_name,
3223 	.show_starget_node_name = 1,
3224 	.get_starget_port_name = qla2x00_get_starget_port_name,
3225 	.show_starget_port_name = 1,
3226 	.get_starget_port_id  = qla2x00_get_starget_port_id,
3227 	.show_starget_port_id = 1,
3228 
3229 	.set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
3230 	.show_rport_dev_loss_tmo = 1,
3231 
3232 	.issue_fc_host_lip = qla2x00_issue_lip,
3233 	.dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
3234 	.terminate_rport_io = qla2x00_terminate_rport_io,
3235 	.get_fc_host_stats = qla2x00_get_fc_host_stats,
3236 	.reset_fc_host_stats = qla2x00_reset_host_stats,
3237 
3238 	.bsg_request = qla24xx_bsg_request,
3239 	.bsg_timeout = qla24xx_bsg_timeout,
3240 };
3241 
3242 void
3243 qla2x00_init_host_attr(scsi_qla_host_t *vha)
3244 {
3245 	struct qla_hw_data *ha = vha->hw;
3246 	u32 speeds = FC_PORTSPEED_UNKNOWN;
3247 
3248 	fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
3249 	fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
3250 	fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
3251 	fc_host_supported_classes(vha->host) = ha->base_qpair->enable_class_2 ?
3252 			(FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3;
3253 	fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
3254 	fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
3255 
3256 	speeds = qla25xx_fdmi_port_speed_capability(ha);
3257 
3258 	fc_host_supported_speeds(vha->host) = speeds;
3259 }
3260