xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_attr.c (revision 82df5b73)
1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2014 QLogic Corporation
4  *
5  * See LICENSE.qla2xxx for copyright and licensing details.
6  */
7 #include "qla_def.h"
8 #include "qla_target.h"
9 
10 #include <linux/kthread.h>
11 #include <linux/vmalloc.h>
12 #include <linux/slab.h>
13 #include <linux/delay.h>
14 
15 static int qla24xx_vport_disable(struct fc_vport *, bool);
16 
17 /* SYSFS attributes --------------------------------------------------------- */
18 
19 static ssize_t
20 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
21 			   struct bin_attribute *bin_attr,
22 			   char *buf, loff_t off, size_t count)
23 {
24 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
25 	    struct device, kobj)));
26 	struct qla_hw_data *ha = vha->hw;
27 	int rval = 0;
28 
29 	if (!(ha->fw_dump_reading || ha->mctp_dump_reading ||
30 	      ha->mpi_fw_dump_reading))
31 		return 0;
32 
33 	mutex_lock(&ha->optrom_mutex);
34 	if (IS_P3P_TYPE(ha)) {
35 		if (off < ha->md_template_size) {
36 			rval = memory_read_from_buffer(buf, count,
37 			    &off, ha->md_tmplt_hdr, ha->md_template_size);
38 		} else {
39 			off -= ha->md_template_size;
40 			rval = memory_read_from_buffer(buf, count,
41 			    &off, ha->md_dump, ha->md_dump_size);
42 		}
43 	} else if (ha->mctp_dumped && ha->mctp_dump_reading) {
44 		rval = memory_read_from_buffer(buf, count, &off, ha->mctp_dump,
45 		    MCTP_DUMP_SIZE);
46 	} else if (ha->mpi_fw_dumped && ha->mpi_fw_dump_reading) {
47 		rval = memory_read_from_buffer(buf, count, &off,
48 					       ha->mpi_fw_dump,
49 					       ha->mpi_fw_dump_len);
50 	} else if (ha->fw_dump_reading) {
51 		rval = memory_read_from_buffer(buf, count, &off, ha->fw_dump,
52 					ha->fw_dump_len);
53 	} else {
54 		rval = 0;
55 	}
56 	mutex_unlock(&ha->optrom_mutex);
57 	return rval;
58 }
59 
60 static ssize_t
61 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
62 			    struct bin_attribute *bin_attr,
63 			    char *buf, loff_t off, size_t count)
64 {
65 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
66 	    struct device, kobj)));
67 	struct qla_hw_data *ha = vha->hw;
68 	int reading;
69 
70 	if (off != 0)
71 		return (0);
72 
73 	reading = simple_strtol(buf, NULL, 10);
74 	switch (reading) {
75 	case 0:
76 		if (!ha->fw_dump_reading)
77 			break;
78 
79 		ql_log(ql_log_info, vha, 0x705d,
80 		    "Firmware dump cleared on (%ld).\n", vha->host_no);
81 
82 		if (IS_P3P_TYPE(ha)) {
83 			qla82xx_md_free(vha);
84 			qla82xx_md_prep(vha);
85 		}
86 		ha->fw_dump_reading = 0;
87 		ha->fw_dumped = false;
88 		break;
89 	case 1:
90 		if (ha->fw_dumped && !ha->fw_dump_reading) {
91 			ha->fw_dump_reading = 1;
92 
93 			ql_log(ql_log_info, vha, 0x705e,
94 			    "Raw firmware dump ready for read on (%ld).\n",
95 			    vha->host_no);
96 		}
97 		break;
98 	case 2:
99 		qla2x00_alloc_fw_dump(vha);
100 		break;
101 	case 3:
102 		if (IS_QLA82XX(ha)) {
103 			qla82xx_idc_lock(ha);
104 			qla82xx_set_reset_owner(vha);
105 			qla82xx_idc_unlock(ha);
106 		} else if (IS_QLA8044(ha)) {
107 			qla8044_idc_lock(ha);
108 			qla82xx_set_reset_owner(vha);
109 			qla8044_idc_unlock(ha);
110 		} else {
111 			qla2x00_system_error(vha);
112 		}
113 		break;
114 	case 4:
115 		if (IS_P3P_TYPE(ha)) {
116 			if (ha->md_tmplt_hdr)
117 				ql_dbg(ql_dbg_user, vha, 0x705b,
118 				    "MiniDump supported with this firmware.\n");
119 			else
120 				ql_dbg(ql_dbg_user, vha, 0x709d,
121 				    "MiniDump not supported with this firmware.\n");
122 		}
123 		break;
124 	case 5:
125 		if (IS_P3P_TYPE(ha))
126 			set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
127 		break;
128 	case 6:
129 		if (!ha->mctp_dump_reading)
130 			break;
131 		ql_log(ql_log_info, vha, 0x70c1,
132 		    "MCTP dump cleared on (%ld).\n", vha->host_no);
133 		ha->mctp_dump_reading = 0;
134 		ha->mctp_dumped = 0;
135 		break;
136 	case 7:
137 		if (ha->mctp_dumped && !ha->mctp_dump_reading) {
138 			ha->mctp_dump_reading = 1;
139 			ql_log(ql_log_info, vha, 0x70c2,
140 			    "Raw mctp dump ready for read on (%ld).\n",
141 			    vha->host_no);
142 		}
143 		break;
144 	case 8:
145 		if (!ha->mpi_fw_dump_reading)
146 			break;
147 		ql_log(ql_log_info, vha, 0x70e7,
148 		       "MPI firmware dump cleared on (%ld).\n", vha->host_no);
149 		ha->mpi_fw_dump_reading = 0;
150 		ha->mpi_fw_dumped = 0;
151 		break;
152 	case 9:
153 		if (ha->mpi_fw_dumped && !ha->mpi_fw_dump_reading) {
154 			ha->mpi_fw_dump_reading = 1;
155 			ql_log(ql_log_info, vha, 0x70e8,
156 			       "Raw MPI firmware dump ready for read on (%ld).\n",
157 			       vha->host_no);
158 		}
159 		break;
160 	}
161 	return count;
162 }
163 
164 static struct bin_attribute sysfs_fw_dump_attr = {
165 	.attr = {
166 		.name = "fw_dump",
167 		.mode = S_IRUSR | S_IWUSR,
168 	},
169 	.size = 0,
170 	.read = qla2x00_sysfs_read_fw_dump,
171 	.write = qla2x00_sysfs_write_fw_dump,
172 };
173 
174 static ssize_t
175 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
176 			 struct bin_attribute *bin_attr,
177 			 char *buf, loff_t off, size_t count)
178 {
179 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
180 	    struct device, kobj)));
181 	struct qla_hw_data *ha = vha->hw;
182 	uint32_t faddr;
183 	struct active_regions active_regions = { };
184 
185 	if (!capable(CAP_SYS_ADMIN))
186 		return 0;
187 
188 	mutex_lock(&ha->optrom_mutex);
189 	if (qla2x00_chip_is_down(vha)) {
190 		mutex_unlock(&ha->optrom_mutex);
191 		return -EAGAIN;
192 	}
193 
194 	if (!IS_NOCACHE_VPD_TYPE(ha)) {
195 		mutex_unlock(&ha->optrom_mutex);
196 		goto skip;
197 	}
198 
199 	faddr = ha->flt_region_nvram;
200 	if (IS_QLA28XX(ha)) {
201 		qla28xx_get_aux_images(vha, &active_regions);
202 		if (active_regions.aux.vpd_nvram == QLA27XX_SECONDARY_IMAGE)
203 			faddr = ha->flt_region_nvram_sec;
204 	}
205 	ha->isp_ops->read_optrom(vha, ha->nvram, faddr << 2, ha->nvram_size);
206 
207 	mutex_unlock(&ha->optrom_mutex);
208 
209 skip:
210 	return memory_read_from_buffer(buf, count, &off, ha->nvram,
211 					ha->nvram_size);
212 }
213 
214 static ssize_t
215 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
216 			  struct bin_attribute *bin_attr,
217 			  char *buf, loff_t off, size_t count)
218 {
219 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
220 	    struct device, kobj)));
221 	struct qla_hw_data *ha = vha->hw;
222 	uint16_t	cnt;
223 
224 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
225 	    !ha->isp_ops->write_nvram)
226 		return -EINVAL;
227 
228 	/* Checksum NVRAM. */
229 	if (IS_FWI2_CAPABLE(ha)) {
230 		__le32 *iter = (__force __le32 *)buf;
231 		uint32_t chksum;
232 
233 		chksum = 0;
234 		for (cnt = 0; cnt < ((count >> 2) - 1); cnt++, iter++)
235 			chksum += le32_to_cpu(*iter);
236 		chksum = ~chksum + 1;
237 		*iter = cpu_to_le32(chksum);
238 	} else {
239 		uint8_t *iter;
240 		uint8_t chksum;
241 
242 		iter = (uint8_t *)buf;
243 		chksum = 0;
244 		for (cnt = 0; cnt < count - 1; cnt++)
245 			chksum += *iter++;
246 		chksum = ~chksum + 1;
247 		*iter = chksum;
248 	}
249 
250 	if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
251 		ql_log(ql_log_warn, vha, 0x705f,
252 		    "HBA not online, failing NVRAM update.\n");
253 		return -EAGAIN;
254 	}
255 
256 	mutex_lock(&ha->optrom_mutex);
257 	if (qla2x00_chip_is_down(vha)) {
258 		mutex_unlock(&ha->optrom_mutex);
259 		return -EAGAIN;
260 	}
261 
262 	/* Write NVRAM. */
263 	ha->isp_ops->write_nvram(vha, buf, ha->nvram_base, count);
264 	ha->isp_ops->read_nvram(vha, ha->nvram, ha->nvram_base,
265 	    count);
266 	mutex_unlock(&ha->optrom_mutex);
267 
268 	ql_dbg(ql_dbg_user, vha, 0x7060,
269 	    "Setting ISP_ABORT_NEEDED\n");
270 	/* NVRAM settings take effect immediately. */
271 	set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
272 	qla2xxx_wake_dpc(vha);
273 	qla2x00_wait_for_chip_reset(vha);
274 
275 	return count;
276 }
277 
278 static struct bin_attribute sysfs_nvram_attr = {
279 	.attr = {
280 		.name = "nvram",
281 		.mode = S_IRUSR | S_IWUSR,
282 	},
283 	.size = 512,
284 	.read = qla2x00_sysfs_read_nvram,
285 	.write = qla2x00_sysfs_write_nvram,
286 };
287 
288 static ssize_t
289 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
290 			  struct bin_attribute *bin_attr,
291 			  char *buf, loff_t off, size_t count)
292 {
293 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
294 	    struct device, kobj)));
295 	struct qla_hw_data *ha = vha->hw;
296 	ssize_t rval = 0;
297 
298 	mutex_lock(&ha->optrom_mutex);
299 
300 	if (ha->optrom_state != QLA_SREADING)
301 		goto out;
302 
303 	rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
304 	    ha->optrom_region_size);
305 
306 out:
307 	mutex_unlock(&ha->optrom_mutex);
308 
309 	return rval;
310 }
311 
312 static ssize_t
313 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
314 			   struct bin_attribute *bin_attr,
315 			   char *buf, loff_t off, size_t count)
316 {
317 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
318 	    struct device, kobj)));
319 	struct qla_hw_data *ha = vha->hw;
320 
321 	mutex_lock(&ha->optrom_mutex);
322 
323 	if (ha->optrom_state != QLA_SWRITING) {
324 		mutex_unlock(&ha->optrom_mutex);
325 		return -EINVAL;
326 	}
327 	if (off > ha->optrom_region_size) {
328 		mutex_unlock(&ha->optrom_mutex);
329 		return -ERANGE;
330 	}
331 	if (off + count > ha->optrom_region_size)
332 		count = ha->optrom_region_size - off;
333 
334 	memcpy(&ha->optrom_buffer[off], buf, count);
335 	mutex_unlock(&ha->optrom_mutex);
336 
337 	return count;
338 }
339 
340 static struct bin_attribute sysfs_optrom_attr = {
341 	.attr = {
342 		.name = "optrom",
343 		.mode = S_IRUSR | S_IWUSR,
344 	},
345 	.size = 0,
346 	.read = qla2x00_sysfs_read_optrom,
347 	.write = qla2x00_sysfs_write_optrom,
348 };
349 
350 static ssize_t
351 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
352 			       struct bin_attribute *bin_attr,
353 			       char *buf, loff_t off, size_t count)
354 {
355 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
356 	    struct device, kobj)));
357 	struct qla_hw_data *ha = vha->hw;
358 	uint32_t start = 0;
359 	uint32_t size = ha->optrom_size;
360 	int val, valid;
361 	ssize_t rval = count;
362 
363 	if (off)
364 		return -EINVAL;
365 
366 	if (unlikely(pci_channel_offline(ha->pdev)))
367 		return -EAGAIN;
368 
369 	if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
370 		return -EINVAL;
371 	if (start > ha->optrom_size)
372 		return -EINVAL;
373 	if (size > ha->optrom_size - start)
374 		size = ha->optrom_size - start;
375 
376 	mutex_lock(&ha->optrom_mutex);
377 	if (qla2x00_chip_is_down(vha)) {
378 		mutex_unlock(&ha->optrom_mutex);
379 		return -EAGAIN;
380 	}
381 	switch (val) {
382 	case 0:
383 		if (ha->optrom_state != QLA_SREADING &&
384 		    ha->optrom_state != QLA_SWRITING) {
385 			rval =  -EINVAL;
386 			goto out;
387 		}
388 		ha->optrom_state = QLA_SWAITING;
389 
390 		ql_dbg(ql_dbg_user, vha, 0x7061,
391 		    "Freeing flash region allocation -- 0x%x bytes.\n",
392 		    ha->optrom_region_size);
393 
394 		vfree(ha->optrom_buffer);
395 		ha->optrom_buffer = NULL;
396 		break;
397 	case 1:
398 		if (ha->optrom_state != QLA_SWAITING) {
399 			rval = -EINVAL;
400 			goto out;
401 		}
402 
403 		ha->optrom_region_start = start;
404 		ha->optrom_region_size = size;
405 
406 		ha->optrom_state = QLA_SREADING;
407 		ha->optrom_buffer = vzalloc(ha->optrom_region_size);
408 		if (ha->optrom_buffer == NULL) {
409 			ql_log(ql_log_warn, vha, 0x7062,
410 			    "Unable to allocate memory for optrom retrieval "
411 			    "(%x).\n", ha->optrom_region_size);
412 
413 			ha->optrom_state = QLA_SWAITING;
414 			rval = -ENOMEM;
415 			goto out;
416 		}
417 
418 		if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
419 			ql_log(ql_log_warn, vha, 0x7063,
420 			    "HBA not online, failing NVRAM update.\n");
421 			rval = -EAGAIN;
422 			goto out;
423 		}
424 
425 		ql_dbg(ql_dbg_user, vha, 0x7064,
426 		    "Reading flash region -- 0x%x/0x%x.\n",
427 		    ha->optrom_region_start, ha->optrom_region_size);
428 
429 		ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
430 		    ha->optrom_region_start, ha->optrom_region_size);
431 		break;
432 	case 2:
433 		if (ha->optrom_state != QLA_SWAITING) {
434 			rval = -EINVAL;
435 			goto out;
436 		}
437 
438 		/*
439 		 * We need to be more restrictive on which FLASH regions are
440 		 * allowed to be updated via user-space.  Regions accessible
441 		 * via this method include:
442 		 *
443 		 * ISP21xx/ISP22xx/ISP23xx type boards:
444 		 *
445 		 * 	0x000000 -> 0x020000 -- Boot code.
446 		 *
447 		 * ISP2322/ISP24xx type boards:
448 		 *
449 		 * 	0x000000 -> 0x07ffff -- Boot code.
450 		 * 	0x080000 -> 0x0fffff -- Firmware.
451 		 *
452 		 * ISP25xx type boards:
453 		 *
454 		 * 	0x000000 -> 0x07ffff -- Boot code.
455 		 * 	0x080000 -> 0x0fffff -- Firmware.
456 		 * 	0x120000 -> 0x12ffff -- VPD and HBA parameters.
457 		 *
458 		 * > ISP25xx type boards:
459 		 *
460 		 *      None -- should go through BSG.
461 		 */
462 		valid = 0;
463 		if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
464 			valid = 1;
465 		else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
466 			valid = 1;
467 		if (!valid) {
468 			ql_log(ql_log_warn, vha, 0x7065,
469 			    "Invalid start region 0x%x/0x%x.\n", start, size);
470 			rval = -EINVAL;
471 			goto out;
472 		}
473 
474 		ha->optrom_region_start = start;
475 		ha->optrom_region_size = size;
476 
477 		ha->optrom_state = QLA_SWRITING;
478 		ha->optrom_buffer = vzalloc(ha->optrom_region_size);
479 		if (ha->optrom_buffer == NULL) {
480 			ql_log(ql_log_warn, vha, 0x7066,
481 			    "Unable to allocate memory for optrom update "
482 			    "(%x)\n", ha->optrom_region_size);
483 
484 			ha->optrom_state = QLA_SWAITING;
485 			rval = -ENOMEM;
486 			goto out;
487 		}
488 
489 		ql_dbg(ql_dbg_user, vha, 0x7067,
490 		    "Staging flash region write -- 0x%x/0x%x.\n",
491 		    ha->optrom_region_start, ha->optrom_region_size);
492 
493 		break;
494 	case 3:
495 		if (ha->optrom_state != QLA_SWRITING) {
496 			rval = -EINVAL;
497 			goto out;
498 		}
499 
500 		if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
501 			ql_log(ql_log_warn, vha, 0x7068,
502 			    "HBA not online, failing flash update.\n");
503 			rval = -EAGAIN;
504 			goto out;
505 		}
506 
507 		ql_dbg(ql_dbg_user, vha, 0x7069,
508 		    "Writing flash region -- 0x%x/0x%x.\n",
509 		    ha->optrom_region_start, ha->optrom_region_size);
510 
511 		rval = ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
512 		    ha->optrom_region_start, ha->optrom_region_size);
513 		if (rval)
514 			rval = -EIO;
515 		break;
516 	default:
517 		rval = -EINVAL;
518 	}
519 
520 out:
521 	mutex_unlock(&ha->optrom_mutex);
522 	return rval;
523 }
524 
525 static struct bin_attribute sysfs_optrom_ctl_attr = {
526 	.attr = {
527 		.name = "optrom_ctl",
528 		.mode = S_IWUSR,
529 	},
530 	.size = 0,
531 	.write = qla2x00_sysfs_write_optrom_ctl,
532 };
533 
534 static ssize_t
535 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
536 		       struct bin_attribute *bin_attr,
537 		       char *buf, loff_t off, size_t count)
538 {
539 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
540 	    struct device, kobj)));
541 	struct qla_hw_data *ha = vha->hw;
542 	uint32_t faddr;
543 	struct active_regions active_regions = { };
544 
545 	if (unlikely(pci_channel_offline(ha->pdev)))
546 		return -EAGAIN;
547 
548 	if (!capable(CAP_SYS_ADMIN))
549 		return -EINVAL;
550 
551 	if (IS_NOCACHE_VPD_TYPE(ha))
552 		goto skip;
553 
554 	faddr = ha->flt_region_vpd << 2;
555 
556 	if (IS_QLA28XX(ha)) {
557 		qla28xx_get_aux_images(vha, &active_regions);
558 		if (active_regions.aux.vpd_nvram == QLA27XX_SECONDARY_IMAGE)
559 			faddr = ha->flt_region_vpd_sec << 2;
560 
561 		ql_dbg(ql_dbg_init, vha, 0x7070,
562 		    "Loading %s nvram image.\n",
563 		    active_regions.aux.vpd_nvram == QLA27XX_PRIMARY_IMAGE ?
564 		    "primary" : "secondary");
565 	}
566 
567 	mutex_lock(&ha->optrom_mutex);
568 	if (qla2x00_chip_is_down(vha)) {
569 		mutex_unlock(&ha->optrom_mutex);
570 		return -EAGAIN;
571 	}
572 
573 	ha->isp_ops->read_optrom(vha, ha->vpd, faddr, ha->vpd_size);
574 	mutex_unlock(&ha->optrom_mutex);
575 
576 	ha->isp_ops->read_optrom(vha, ha->vpd, faddr, ha->vpd_size);
577 skip:
578 	return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
579 }
580 
581 static ssize_t
582 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
583 			struct bin_attribute *bin_attr,
584 			char *buf, loff_t off, size_t count)
585 {
586 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
587 	    struct device, kobj)));
588 	struct qla_hw_data *ha = vha->hw;
589 	uint8_t *tmp_data;
590 
591 	if (unlikely(pci_channel_offline(ha->pdev)))
592 		return 0;
593 
594 	if (qla2x00_chip_is_down(vha))
595 		return 0;
596 
597 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
598 	    !ha->isp_ops->write_nvram)
599 		return 0;
600 
601 	if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
602 		ql_log(ql_log_warn, vha, 0x706a,
603 		    "HBA not online, failing VPD update.\n");
604 		return -EAGAIN;
605 	}
606 
607 	mutex_lock(&ha->optrom_mutex);
608 	if (qla2x00_chip_is_down(vha)) {
609 		mutex_unlock(&ha->optrom_mutex);
610 		return -EAGAIN;
611 	}
612 
613 	/* Write NVRAM. */
614 	ha->isp_ops->write_nvram(vha, buf, ha->vpd_base, count);
615 	ha->isp_ops->read_nvram(vha, ha->vpd, ha->vpd_base, count);
616 
617 	/* Update flash version information for 4Gb & above. */
618 	if (!IS_FWI2_CAPABLE(ha)) {
619 		mutex_unlock(&ha->optrom_mutex);
620 		return -EINVAL;
621 	}
622 
623 	tmp_data = vmalloc(256);
624 	if (!tmp_data) {
625 		mutex_unlock(&ha->optrom_mutex);
626 		ql_log(ql_log_warn, vha, 0x706b,
627 		    "Unable to allocate memory for VPD information update.\n");
628 		return -ENOMEM;
629 	}
630 	ha->isp_ops->get_flash_version(vha, tmp_data);
631 	vfree(tmp_data);
632 
633 	mutex_unlock(&ha->optrom_mutex);
634 
635 	return count;
636 }
637 
638 static struct bin_attribute sysfs_vpd_attr = {
639 	.attr = {
640 		.name = "vpd",
641 		.mode = S_IRUSR | S_IWUSR,
642 	},
643 	.size = 0,
644 	.read = qla2x00_sysfs_read_vpd,
645 	.write = qla2x00_sysfs_write_vpd,
646 };
647 
648 static ssize_t
649 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
650 		       struct bin_attribute *bin_attr,
651 		       char *buf, loff_t off, size_t count)
652 {
653 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
654 	    struct device, kobj)));
655 	int rval;
656 
657 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count < SFP_DEV_SIZE)
658 		return 0;
659 
660 	mutex_lock(&vha->hw->optrom_mutex);
661 	if (qla2x00_chip_is_down(vha)) {
662 		mutex_unlock(&vha->hw->optrom_mutex);
663 		return 0;
664 	}
665 
666 	rval = qla2x00_read_sfp_dev(vha, buf, count);
667 	mutex_unlock(&vha->hw->optrom_mutex);
668 
669 	if (rval)
670 		return -EIO;
671 
672 	return count;
673 }
674 
675 static struct bin_attribute sysfs_sfp_attr = {
676 	.attr = {
677 		.name = "sfp",
678 		.mode = S_IRUSR | S_IWUSR,
679 	},
680 	.size = SFP_DEV_SIZE,
681 	.read = qla2x00_sysfs_read_sfp,
682 };
683 
684 static ssize_t
685 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
686 			struct bin_attribute *bin_attr,
687 			char *buf, loff_t off, size_t count)
688 {
689 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
690 	    struct device, kobj)));
691 	struct qla_hw_data *ha = vha->hw;
692 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
693 	int type;
694 	uint32_t idc_control;
695 	uint8_t *tmp_data = NULL;
696 
697 	if (off != 0)
698 		return -EINVAL;
699 
700 	type = simple_strtol(buf, NULL, 10);
701 	switch (type) {
702 	case 0x2025c:
703 		ql_log(ql_log_info, vha, 0x706e,
704 		    "Issuing ISP reset.\n");
705 
706 		scsi_block_requests(vha->host);
707 		if (IS_QLA82XX(ha)) {
708 			ha->flags.isp82xx_no_md_cap = 1;
709 			qla82xx_idc_lock(ha);
710 			qla82xx_set_reset_owner(vha);
711 			qla82xx_idc_unlock(ha);
712 		} else if (IS_QLA8044(ha)) {
713 			qla8044_idc_lock(ha);
714 			idc_control = qla8044_rd_reg(ha,
715 			    QLA8044_IDC_DRV_CTRL);
716 			qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
717 			    (idc_control | GRACEFUL_RESET_BIT1));
718 			qla82xx_set_reset_owner(vha);
719 			qla8044_idc_unlock(ha);
720 		} else {
721 			set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
722 			qla2xxx_wake_dpc(vha);
723 		}
724 		qla2x00_wait_for_chip_reset(vha);
725 		scsi_unblock_requests(vha->host);
726 		break;
727 	case 0x2025d:
728 		if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
729 		    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
730 			return -EPERM;
731 
732 		ql_log(ql_log_info, vha, 0x706f,
733 		    "Issuing MPI reset.\n");
734 
735 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
736 			uint32_t idc_control;
737 
738 			qla83xx_idc_lock(vha, 0);
739 			__qla83xx_get_idc_control(vha, &idc_control);
740 			idc_control |= QLA83XX_IDC_GRACEFUL_RESET;
741 			__qla83xx_set_idc_control(vha, idc_control);
742 			qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
743 			    QLA8XXX_DEV_NEED_RESET);
744 			qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
745 			qla83xx_idc_unlock(vha, 0);
746 			break;
747 		} else if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
748 			qla27xx_reset_mpi(vha);
749 		} else {
750 			/* Make sure FC side is not in reset */
751 			WARN_ON_ONCE(qla2x00_wait_for_hba_online(vha) !=
752 				     QLA_SUCCESS);
753 
754 			/* Issue MPI reset */
755 			scsi_block_requests(vha->host);
756 			if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
757 				ql_log(ql_log_warn, vha, 0x7070,
758 				    "MPI reset failed.\n");
759 			scsi_unblock_requests(vha->host);
760 			break;
761 		}
762 		break;
763 	case 0x2025e:
764 		if (!IS_P3P_TYPE(ha) || vha != base_vha) {
765 			ql_log(ql_log_info, vha, 0x7071,
766 			    "FCoE ctx reset not supported.\n");
767 			return -EPERM;
768 		}
769 
770 		ql_log(ql_log_info, vha, 0x7072,
771 		    "Issuing FCoE ctx reset.\n");
772 		set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
773 		qla2xxx_wake_dpc(vha);
774 		qla2x00_wait_for_fcoe_ctx_reset(vha);
775 		break;
776 	case 0x2025f:
777 		if (!IS_QLA8031(ha))
778 			return -EPERM;
779 		ql_log(ql_log_info, vha, 0x70bc,
780 		    "Disabling Reset by IDC control\n");
781 		qla83xx_idc_lock(vha, 0);
782 		__qla83xx_get_idc_control(vha, &idc_control);
783 		idc_control |= QLA83XX_IDC_RESET_DISABLED;
784 		__qla83xx_set_idc_control(vha, idc_control);
785 		qla83xx_idc_unlock(vha, 0);
786 		break;
787 	case 0x20260:
788 		if (!IS_QLA8031(ha))
789 			return -EPERM;
790 		ql_log(ql_log_info, vha, 0x70bd,
791 		    "Enabling Reset by IDC control\n");
792 		qla83xx_idc_lock(vha, 0);
793 		__qla83xx_get_idc_control(vha, &idc_control);
794 		idc_control &= ~QLA83XX_IDC_RESET_DISABLED;
795 		__qla83xx_set_idc_control(vha, idc_control);
796 		qla83xx_idc_unlock(vha, 0);
797 		break;
798 	case 0x20261:
799 		ql_dbg(ql_dbg_user, vha, 0x70e0,
800 		    "Updating cache versions without reset ");
801 
802 		tmp_data = vmalloc(256);
803 		if (!tmp_data) {
804 			ql_log(ql_log_warn, vha, 0x70e1,
805 			    "Unable to allocate memory for VPD information update.\n");
806 			return -ENOMEM;
807 		}
808 		ha->isp_ops->get_flash_version(vha, tmp_data);
809 		vfree(tmp_data);
810 		break;
811 	}
812 	return count;
813 }
814 
815 static struct bin_attribute sysfs_reset_attr = {
816 	.attr = {
817 		.name = "reset",
818 		.mode = S_IWUSR,
819 	},
820 	.size = 0,
821 	.write = qla2x00_sysfs_write_reset,
822 };
823 
824 static ssize_t
825 qla2x00_issue_logo(struct file *filp, struct kobject *kobj,
826 			struct bin_attribute *bin_attr,
827 			char *buf, loff_t off, size_t count)
828 {
829 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
830 	    struct device, kobj)));
831 	int type;
832 	port_id_t did;
833 
834 	if (!capable(CAP_SYS_ADMIN))
835 		return 0;
836 
837 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
838 		return 0;
839 
840 	if (qla2x00_chip_is_down(vha))
841 		return 0;
842 
843 	type = simple_strtol(buf, NULL, 10);
844 
845 	did.b.domain = (type & 0x00ff0000) >> 16;
846 	did.b.area = (type & 0x0000ff00) >> 8;
847 	did.b.al_pa = (type & 0x000000ff);
848 
849 	ql_log(ql_log_info, vha, 0xd04d, "portid=%02x%02x%02x done\n",
850 	    did.b.domain, did.b.area, did.b.al_pa);
851 
852 	ql_log(ql_log_info, vha, 0x70e4, "%s: %d\n", __func__, type);
853 
854 	qla24xx_els_dcmd_iocb(vha, ELS_DCMD_LOGO, did);
855 	return count;
856 }
857 
858 static struct bin_attribute sysfs_issue_logo_attr = {
859 	.attr = {
860 		.name = "issue_logo",
861 		.mode = S_IWUSR,
862 	},
863 	.size = 0,
864 	.write = qla2x00_issue_logo,
865 };
866 
867 static ssize_t
868 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
869 		       struct bin_attribute *bin_attr,
870 		       char *buf, loff_t off, size_t count)
871 {
872 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
873 	    struct device, kobj)));
874 	struct qla_hw_data *ha = vha->hw;
875 	int rval;
876 	uint16_t actual_size;
877 
878 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
879 		return 0;
880 
881 	if (unlikely(pci_channel_offline(ha->pdev)))
882 		return 0;
883 	mutex_lock(&vha->hw->optrom_mutex);
884 	if (qla2x00_chip_is_down(vha)) {
885 		mutex_unlock(&vha->hw->optrom_mutex);
886 		return 0;
887 	}
888 
889 	if (ha->xgmac_data)
890 		goto do_read;
891 
892 	ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
893 	    &ha->xgmac_data_dma, GFP_KERNEL);
894 	if (!ha->xgmac_data) {
895 		mutex_unlock(&vha->hw->optrom_mutex);
896 		ql_log(ql_log_warn, vha, 0x7076,
897 		    "Unable to allocate memory for XGMAC read-data.\n");
898 		return 0;
899 	}
900 
901 do_read:
902 	actual_size = 0;
903 	memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
904 
905 	rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
906 	    XGMAC_DATA_SIZE, &actual_size);
907 
908 	mutex_unlock(&vha->hw->optrom_mutex);
909 	if (rval != QLA_SUCCESS) {
910 		ql_log(ql_log_warn, vha, 0x7077,
911 		    "Unable to read XGMAC data (%x).\n", rval);
912 		count = 0;
913 	}
914 
915 	count = actual_size > count ? count : actual_size;
916 	memcpy(buf, ha->xgmac_data, count);
917 
918 	return count;
919 }
920 
921 static struct bin_attribute sysfs_xgmac_stats_attr = {
922 	.attr = {
923 		.name = "xgmac_stats",
924 		.mode = S_IRUSR,
925 	},
926 	.size = 0,
927 	.read = qla2x00_sysfs_read_xgmac_stats,
928 };
929 
930 static ssize_t
931 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
932 		       struct bin_attribute *bin_attr,
933 		       char *buf, loff_t off, size_t count)
934 {
935 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
936 	    struct device, kobj)));
937 	struct qla_hw_data *ha = vha->hw;
938 	int rval;
939 
940 	if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
941 		return 0;
942 
943 	if (ha->dcbx_tlv)
944 		goto do_read;
945 	mutex_lock(&vha->hw->optrom_mutex);
946 	if (qla2x00_chip_is_down(vha)) {
947 		mutex_unlock(&vha->hw->optrom_mutex);
948 		return 0;
949 	}
950 
951 	ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
952 	    &ha->dcbx_tlv_dma, GFP_KERNEL);
953 	if (!ha->dcbx_tlv) {
954 		mutex_unlock(&vha->hw->optrom_mutex);
955 		ql_log(ql_log_warn, vha, 0x7078,
956 		    "Unable to allocate memory for DCBX TLV read-data.\n");
957 		return -ENOMEM;
958 	}
959 
960 do_read:
961 	memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
962 
963 	rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
964 	    DCBX_TLV_DATA_SIZE);
965 
966 	mutex_unlock(&vha->hw->optrom_mutex);
967 
968 	if (rval != QLA_SUCCESS) {
969 		ql_log(ql_log_warn, vha, 0x7079,
970 		    "Unable to read DCBX TLV (%x).\n", rval);
971 		return -EIO;
972 	}
973 
974 	memcpy(buf, ha->dcbx_tlv, count);
975 
976 	return count;
977 }
978 
979 static struct bin_attribute sysfs_dcbx_tlv_attr = {
980 	.attr = {
981 		.name = "dcbx_tlv",
982 		.mode = S_IRUSR,
983 	},
984 	.size = 0,
985 	.read = qla2x00_sysfs_read_dcbx_tlv,
986 };
987 
988 static struct sysfs_entry {
989 	char *name;
990 	struct bin_attribute *attr;
991 	int type;
992 } bin_file_entries[] = {
993 	{ "fw_dump", &sysfs_fw_dump_attr, },
994 	{ "nvram", &sysfs_nvram_attr, },
995 	{ "optrom", &sysfs_optrom_attr, },
996 	{ "optrom_ctl", &sysfs_optrom_ctl_attr, },
997 	{ "vpd", &sysfs_vpd_attr, 1 },
998 	{ "sfp", &sysfs_sfp_attr, 1 },
999 	{ "reset", &sysfs_reset_attr, },
1000 	{ "issue_logo", &sysfs_issue_logo_attr, },
1001 	{ "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
1002 	{ "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
1003 	{ NULL },
1004 };
1005 
1006 void
1007 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
1008 {
1009 	struct Scsi_Host *host = vha->host;
1010 	struct sysfs_entry *iter;
1011 	int ret;
1012 
1013 	for (iter = bin_file_entries; iter->name; iter++) {
1014 		if (iter->type && !IS_FWI2_CAPABLE(vha->hw))
1015 			continue;
1016 		if (iter->type == 2 && !IS_QLA25XX(vha->hw))
1017 			continue;
1018 		if (iter->type == 3 && !(IS_CNA_CAPABLE(vha->hw)))
1019 			continue;
1020 
1021 		ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
1022 		    iter->attr);
1023 		if (ret)
1024 			ql_log(ql_log_warn, vha, 0x00f3,
1025 			    "Unable to create sysfs %s binary attribute (%d).\n",
1026 			    iter->name, ret);
1027 		else
1028 			ql_dbg(ql_dbg_init, vha, 0x00f4,
1029 			    "Successfully created sysfs %s binary attribute.\n",
1030 			    iter->name);
1031 	}
1032 }
1033 
1034 void
1035 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon)
1036 {
1037 	struct Scsi_Host *host = vha->host;
1038 	struct sysfs_entry *iter;
1039 	struct qla_hw_data *ha = vha->hw;
1040 
1041 	for (iter = bin_file_entries; iter->name; iter++) {
1042 		if (iter->type && !IS_FWI2_CAPABLE(ha))
1043 			continue;
1044 		if (iter->type == 2 && !IS_QLA25XX(ha))
1045 			continue;
1046 		if (iter->type == 3 && !(IS_CNA_CAPABLE(ha)))
1047 			continue;
1048 		if (iter->type == 0x27 &&
1049 		    (!IS_QLA27XX(ha) || !IS_QLA28XX(ha)))
1050 			continue;
1051 
1052 		sysfs_remove_bin_file(&host->shost_gendev.kobj,
1053 		    iter->attr);
1054 	}
1055 
1056 	if (stop_beacon && ha->beacon_blink_led == 1)
1057 		ha->isp_ops->beacon_off(vha);
1058 }
1059 
1060 /* Scsi_Host attributes. */
1061 
1062 static ssize_t
1063 qla2x00_driver_version_show(struct device *dev,
1064 			  struct device_attribute *attr, char *buf)
1065 {
1066 	return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
1067 }
1068 
1069 static ssize_t
1070 qla2x00_fw_version_show(struct device *dev,
1071 			struct device_attribute *attr, char *buf)
1072 {
1073 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1074 	struct qla_hw_data *ha = vha->hw;
1075 	char fw_str[128];
1076 
1077 	return scnprintf(buf, PAGE_SIZE, "%s\n",
1078 	    ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str)));
1079 }
1080 
1081 static ssize_t
1082 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
1083 			char *buf)
1084 {
1085 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1086 	struct qla_hw_data *ha = vha->hw;
1087 	uint32_t sn;
1088 
1089 	if (IS_QLAFX00(vha->hw)) {
1090 		return scnprintf(buf, PAGE_SIZE, "%s\n",
1091 		    vha->hw->mr.serial_num);
1092 	} else if (IS_FWI2_CAPABLE(ha)) {
1093 		qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1);
1094 		return strlen(strcat(buf, "\n"));
1095 	}
1096 
1097 	sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1098 	return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
1099 	    sn % 100000);
1100 }
1101 
1102 static ssize_t
1103 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
1104 		      char *buf)
1105 {
1106 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1107 
1108 	return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
1109 }
1110 
1111 static ssize_t
1112 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
1113 		    char *buf)
1114 {
1115 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1116 	struct qla_hw_data *ha = vha->hw;
1117 
1118 	if (IS_QLAFX00(vha->hw))
1119 		return scnprintf(buf, PAGE_SIZE, "%s\n",
1120 		    vha->hw->mr.hw_version);
1121 
1122 	return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
1123 	    ha->product_id[0], ha->product_id[1], ha->product_id[2],
1124 	    ha->product_id[3]);
1125 }
1126 
1127 static ssize_t
1128 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
1129 			char *buf)
1130 {
1131 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1132 
1133 	return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
1134 }
1135 
1136 static ssize_t
1137 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
1138 			char *buf)
1139 {
1140 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1141 
1142 	return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc);
1143 }
1144 
1145 static ssize_t
1146 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
1147 		      char *buf)
1148 {
1149 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1150 	char pci_info[30];
1151 
1152 	return scnprintf(buf, PAGE_SIZE, "%s\n",
1153 			 vha->hw->isp_ops->pci_info_str(vha, pci_info,
1154 							sizeof(pci_info)));
1155 }
1156 
1157 static ssize_t
1158 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
1159 			char *buf)
1160 {
1161 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1162 	struct qla_hw_data *ha = vha->hw;
1163 	int len = 0;
1164 
1165 	if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1166 	    atomic_read(&vha->loop_state) == LOOP_DEAD ||
1167 	    vha->device_flags & DFLG_NO_CABLE)
1168 		len = scnprintf(buf, PAGE_SIZE, "Link Down\n");
1169 	else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1170 	    qla2x00_chip_is_down(vha))
1171 		len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1172 	else {
1173 		len = scnprintf(buf, PAGE_SIZE, "Link Up - ");
1174 
1175 		switch (ha->current_topology) {
1176 		case ISP_CFG_NL:
1177 			len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1178 			break;
1179 		case ISP_CFG_FL:
1180 			len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1181 			break;
1182 		case ISP_CFG_N:
1183 			len += scnprintf(buf + len, PAGE_SIZE-len,
1184 			    "N_Port to N_Port\n");
1185 			break;
1186 		case ISP_CFG_F:
1187 			len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1188 			break;
1189 		default:
1190 			len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1191 			break;
1192 		}
1193 	}
1194 	return len;
1195 }
1196 
1197 static ssize_t
1198 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1199 		 char *buf)
1200 {
1201 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1202 	int len = 0;
1203 
1204 	switch (vha->hw->zio_mode) {
1205 	case QLA_ZIO_MODE_6:
1206 		len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1207 		break;
1208 	case QLA_ZIO_DISABLED:
1209 		len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1210 		break;
1211 	}
1212 	return len;
1213 }
1214 
1215 static ssize_t
1216 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1217 		  const char *buf, size_t count)
1218 {
1219 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1220 	struct qla_hw_data *ha = vha->hw;
1221 	int val = 0;
1222 	uint16_t zio_mode;
1223 
1224 	if (!IS_ZIO_SUPPORTED(ha))
1225 		return -ENOTSUPP;
1226 
1227 	if (sscanf(buf, "%d", &val) != 1)
1228 		return -EINVAL;
1229 
1230 	if (val)
1231 		zio_mode = QLA_ZIO_MODE_6;
1232 	else
1233 		zio_mode = QLA_ZIO_DISABLED;
1234 
1235 	/* Update per-hba values and queue a reset. */
1236 	if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1237 		ha->zio_mode = zio_mode;
1238 		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1239 	}
1240 	return strlen(buf);
1241 }
1242 
1243 static ssize_t
1244 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1245 		       char *buf)
1246 {
1247 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1248 
1249 	return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1250 }
1251 
1252 static ssize_t
1253 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1254 			const char *buf, size_t count)
1255 {
1256 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1257 	int val = 0;
1258 	uint16_t zio_timer;
1259 
1260 	if (sscanf(buf, "%d", &val) != 1)
1261 		return -EINVAL;
1262 	if (val > 25500 || val < 100)
1263 		return -ERANGE;
1264 
1265 	zio_timer = (uint16_t)(val / 100);
1266 	vha->hw->zio_timer = zio_timer;
1267 
1268 	return strlen(buf);
1269 }
1270 
1271 static ssize_t
1272 qla_zio_threshold_show(struct device *dev, struct device_attribute *attr,
1273 		       char *buf)
1274 {
1275 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1276 
1277 	return scnprintf(buf, PAGE_SIZE, "%d exchanges\n",
1278 	    vha->hw->last_zio_threshold);
1279 }
1280 
1281 static ssize_t
1282 qla_zio_threshold_store(struct device *dev, struct device_attribute *attr,
1283     const char *buf, size_t count)
1284 {
1285 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1286 	int val = 0;
1287 
1288 	if (vha->hw->zio_mode != QLA_ZIO_MODE_6)
1289 		return -EINVAL;
1290 	if (sscanf(buf, "%d", &val) != 1)
1291 		return -EINVAL;
1292 	if (val < 0 || val > 256)
1293 		return -ERANGE;
1294 
1295 	atomic_set(&vha->hw->zio_threshold, val);
1296 	return strlen(buf);
1297 }
1298 
1299 static ssize_t
1300 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1301 		    char *buf)
1302 {
1303 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1304 	int len = 0;
1305 
1306 	if (vha->hw->beacon_blink_led)
1307 		len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1308 	else
1309 		len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1310 	return len;
1311 }
1312 
1313 static ssize_t
1314 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1315 		     const char *buf, size_t count)
1316 {
1317 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1318 	struct qla_hw_data *ha = vha->hw;
1319 	int val = 0;
1320 	int rval;
1321 
1322 	if (IS_QLA2100(ha) || IS_QLA2200(ha))
1323 		return -EPERM;
1324 
1325 	if (sscanf(buf, "%d", &val) != 1)
1326 		return -EINVAL;
1327 
1328 	mutex_lock(&vha->hw->optrom_mutex);
1329 	if (qla2x00_chip_is_down(vha)) {
1330 		mutex_unlock(&vha->hw->optrom_mutex);
1331 		ql_log(ql_log_warn, vha, 0x707a,
1332 		    "Abort ISP active -- ignoring beacon request.\n");
1333 		return -EBUSY;
1334 	}
1335 
1336 	if (val)
1337 		rval = ha->isp_ops->beacon_on(vha);
1338 	else
1339 		rval = ha->isp_ops->beacon_off(vha);
1340 
1341 	if (rval != QLA_SUCCESS)
1342 		count = 0;
1343 
1344 	mutex_unlock(&vha->hw->optrom_mutex);
1345 
1346 	return count;
1347 }
1348 
1349 static ssize_t
1350 qla2x00_beacon_config_show(struct device *dev, struct device_attribute *attr,
1351 	char *buf)
1352 {
1353 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1354 	struct qla_hw_data *ha = vha->hw;
1355 	uint16_t led[3] = { 0 };
1356 
1357 	if (!IS_QLA2031(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1358 		return -EPERM;
1359 
1360 	if (ql26xx_led_config(vha, 0, led))
1361 		return scnprintf(buf, PAGE_SIZE, "\n");
1362 
1363 	return scnprintf(buf, PAGE_SIZE, "%#04hx %#04hx %#04hx\n",
1364 	    led[0], led[1], led[2]);
1365 }
1366 
1367 static ssize_t
1368 qla2x00_beacon_config_store(struct device *dev, struct device_attribute *attr,
1369 	const char *buf, size_t count)
1370 {
1371 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1372 	struct qla_hw_data *ha = vha->hw;
1373 	uint16_t options = BIT_0;
1374 	uint16_t led[3] = { 0 };
1375 	uint16_t word[4];
1376 	int n;
1377 
1378 	if (!IS_QLA2031(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1379 		return -EPERM;
1380 
1381 	n = sscanf(buf, "%hx %hx %hx %hx", word+0, word+1, word+2, word+3);
1382 	if (n == 4) {
1383 		if (word[0] == 3) {
1384 			options |= BIT_3|BIT_2|BIT_1;
1385 			led[0] = word[1];
1386 			led[1] = word[2];
1387 			led[2] = word[3];
1388 			goto write;
1389 		}
1390 		return -EINVAL;
1391 	}
1392 
1393 	if (n == 2) {
1394 		/* check led index */
1395 		if (word[0] == 0) {
1396 			options |= BIT_2;
1397 			led[0] = word[1];
1398 			goto write;
1399 		}
1400 		if (word[0] == 1) {
1401 			options |= BIT_3;
1402 			led[1] = word[1];
1403 			goto write;
1404 		}
1405 		if (word[0] == 2) {
1406 			options |= BIT_1;
1407 			led[2] = word[1];
1408 			goto write;
1409 		}
1410 		return -EINVAL;
1411 	}
1412 
1413 	return -EINVAL;
1414 
1415 write:
1416 	if (ql26xx_led_config(vha, options, led))
1417 		return -EFAULT;
1418 
1419 	return count;
1420 }
1421 
1422 static ssize_t
1423 qla2x00_optrom_bios_version_show(struct device *dev,
1424 				 struct device_attribute *attr, char *buf)
1425 {
1426 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1427 	struct qla_hw_data *ha = vha->hw;
1428 
1429 	return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1430 	    ha->bios_revision[0]);
1431 }
1432 
1433 static ssize_t
1434 qla2x00_optrom_efi_version_show(struct device *dev,
1435 				struct device_attribute *attr, char *buf)
1436 {
1437 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1438 	struct qla_hw_data *ha = vha->hw;
1439 
1440 	return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1441 	    ha->efi_revision[0]);
1442 }
1443 
1444 static ssize_t
1445 qla2x00_optrom_fcode_version_show(struct device *dev,
1446 				  struct device_attribute *attr, char *buf)
1447 {
1448 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1449 	struct qla_hw_data *ha = vha->hw;
1450 
1451 	return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1452 	    ha->fcode_revision[0]);
1453 }
1454 
1455 static ssize_t
1456 qla2x00_optrom_fw_version_show(struct device *dev,
1457 			       struct device_attribute *attr, char *buf)
1458 {
1459 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1460 	struct qla_hw_data *ha = vha->hw;
1461 
1462 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1463 	    ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1464 	    ha->fw_revision[3]);
1465 }
1466 
1467 static ssize_t
1468 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1469     struct device_attribute *attr, char *buf)
1470 {
1471 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1472 	struct qla_hw_data *ha = vha->hw;
1473 
1474 	if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
1475 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1476 		return scnprintf(buf, PAGE_SIZE, "\n");
1477 
1478 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1479 	    ha->gold_fw_version[0], ha->gold_fw_version[1],
1480 	    ha->gold_fw_version[2], ha->gold_fw_version[3]);
1481 }
1482 
1483 static ssize_t
1484 qla2x00_total_isp_aborts_show(struct device *dev,
1485 			      struct device_attribute *attr, char *buf)
1486 {
1487 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1488 
1489 	return scnprintf(buf, PAGE_SIZE, "%d\n",
1490 	    vha->qla_stats.total_isp_aborts);
1491 }
1492 
1493 static ssize_t
1494 qla24xx_84xx_fw_version_show(struct device *dev,
1495 	struct device_attribute *attr, char *buf)
1496 {
1497 	int rval = QLA_SUCCESS;
1498 	uint16_t status[2] = { 0 };
1499 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1500 	struct qla_hw_data *ha = vha->hw;
1501 
1502 	if (!IS_QLA84XX(ha))
1503 		return scnprintf(buf, PAGE_SIZE, "\n");
1504 
1505 	if (!ha->cs84xx->op_fw_version) {
1506 		rval = qla84xx_verify_chip(vha, status);
1507 
1508 		if (!rval && !status[0])
1509 			return scnprintf(buf, PAGE_SIZE, "%u\n",
1510 			    (uint32_t)ha->cs84xx->op_fw_version);
1511 	}
1512 
1513 	return scnprintf(buf, PAGE_SIZE, "\n");
1514 }
1515 
1516 static ssize_t
1517 qla2x00_serdes_version_show(struct device *dev, struct device_attribute *attr,
1518     char *buf)
1519 {
1520 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1521 	struct qla_hw_data *ha = vha->hw;
1522 
1523 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1524 		return scnprintf(buf, PAGE_SIZE, "\n");
1525 
1526 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1527 	    ha->serdes_version[0], ha->serdes_version[1],
1528 	    ha->serdes_version[2]);
1529 }
1530 
1531 static ssize_t
1532 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1533     char *buf)
1534 {
1535 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1536 	struct qla_hw_data *ha = vha->hw;
1537 
1538 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) &&
1539 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1540 		return scnprintf(buf, PAGE_SIZE, "\n");
1541 
1542 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1543 	    ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1544 	    ha->mpi_capabilities);
1545 }
1546 
1547 static ssize_t
1548 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1549     char *buf)
1550 {
1551 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1552 	struct qla_hw_data *ha = vha->hw;
1553 
1554 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1555 		return scnprintf(buf, PAGE_SIZE, "\n");
1556 
1557 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1558 	    ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1559 }
1560 
1561 static ssize_t
1562 qla2x00_flash_block_size_show(struct device *dev,
1563 			      struct device_attribute *attr, char *buf)
1564 {
1565 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1566 	struct qla_hw_data *ha = vha->hw;
1567 
1568 	return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1569 }
1570 
1571 static ssize_t
1572 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1573     char *buf)
1574 {
1575 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1576 
1577 	if (!IS_CNA_CAPABLE(vha->hw))
1578 		return scnprintf(buf, PAGE_SIZE, "\n");
1579 
1580 	return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1581 }
1582 
1583 static ssize_t
1584 qla2x00_vn_port_mac_address_show(struct device *dev,
1585     struct device_attribute *attr, char *buf)
1586 {
1587 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1588 
1589 	if (!IS_CNA_CAPABLE(vha->hw))
1590 		return scnprintf(buf, PAGE_SIZE, "\n");
1591 
1592 	return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
1593 }
1594 
1595 static ssize_t
1596 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1597     char *buf)
1598 {
1599 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1600 
1601 	return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1602 }
1603 
1604 static ssize_t
1605 qla2x00_thermal_temp_show(struct device *dev,
1606 	struct device_attribute *attr, char *buf)
1607 {
1608 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1609 	uint16_t temp = 0;
1610 	int rc;
1611 
1612 	mutex_lock(&vha->hw->optrom_mutex);
1613 	if (qla2x00_chip_is_down(vha)) {
1614 		mutex_unlock(&vha->hw->optrom_mutex);
1615 		ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
1616 		goto done;
1617 	}
1618 
1619 	if (vha->hw->flags.eeh_busy) {
1620 		mutex_unlock(&vha->hw->optrom_mutex);
1621 		ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
1622 		goto done;
1623 	}
1624 
1625 	rc = qla2x00_get_thermal_temp(vha, &temp);
1626 	mutex_unlock(&vha->hw->optrom_mutex);
1627 	if (rc == QLA_SUCCESS)
1628 		return scnprintf(buf, PAGE_SIZE, "%d\n", temp);
1629 
1630 done:
1631 	return scnprintf(buf, PAGE_SIZE, "\n");
1632 }
1633 
1634 static ssize_t
1635 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1636     char *buf)
1637 {
1638 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1639 	int rval = QLA_FUNCTION_FAILED;
1640 	uint16_t state[6];
1641 	uint32_t pstate;
1642 
1643 	if (IS_QLAFX00(vha->hw)) {
1644 		pstate = qlafx00_fw_state_show(dev, attr, buf);
1645 		return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
1646 	}
1647 
1648 	mutex_lock(&vha->hw->optrom_mutex);
1649 	if (qla2x00_chip_is_down(vha)) {
1650 		mutex_unlock(&vha->hw->optrom_mutex);
1651 		ql_log(ql_log_warn, vha, 0x707c,
1652 		    "ISP reset active.\n");
1653 		goto out;
1654 	} else if (vha->hw->flags.eeh_busy) {
1655 		mutex_unlock(&vha->hw->optrom_mutex);
1656 		goto out;
1657 	}
1658 
1659 	rval = qla2x00_get_firmware_state(vha, state);
1660 	mutex_unlock(&vha->hw->optrom_mutex);
1661 out:
1662 	if (rval != QLA_SUCCESS) {
1663 		memset(state, -1, sizeof(state));
1664 		rval = qla2x00_get_firmware_state(vha, state);
1665 	}
1666 
1667 	return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1668 	    state[0], state[1], state[2], state[3], state[4], state[5]);
1669 }
1670 
1671 static ssize_t
1672 qla2x00_diag_requests_show(struct device *dev,
1673 	struct device_attribute *attr, char *buf)
1674 {
1675 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1676 
1677 	if (!IS_BIDI_CAPABLE(vha->hw))
1678 		return scnprintf(buf, PAGE_SIZE, "\n");
1679 
1680 	return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
1681 }
1682 
1683 static ssize_t
1684 qla2x00_diag_megabytes_show(struct device *dev,
1685 	struct device_attribute *attr, char *buf)
1686 {
1687 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1688 
1689 	if (!IS_BIDI_CAPABLE(vha->hw))
1690 		return scnprintf(buf, PAGE_SIZE, "\n");
1691 
1692 	return scnprintf(buf, PAGE_SIZE, "%llu\n",
1693 	    vha->bidi_stats.transfer_bytes >> 20);
1694 }
1695 
1696 static ssize_t
1697 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
1698 	char *buf)
1699 {
1700 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1701 	struct qla_hw_data *ha = vha->hw;
1702 	uint32_t size;
1703 
1704 	if (!ha->fw_dumped)
1705 		size = 0;
1706 	else if (IS_P3P_TYPE(ha))
1707 		size = ha->md_template_size + ha->md_dump_size;
1708 	else
1709 		size = ha->fw_dump_len;
1710 
1711 	return scnprintf(buf, PAGE_SIZE, "%d\n", size);
1712 }
1713 
1714 static ssize_t
1715 qla2x00_allow_cna_fw_dump_show(struct device *dev,
1716 	struct device_attribute *attr, char *buf)
1717 {
1718 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1719 
1720 	if (!IS_P3P_TYPE(vha->hw))
1721 		return scnprintf(buf, PAGE_SIZE, "\n");
1722 	else
1723 		return scnprintf(buf, PAGE_SIZE, "%s\n",
1724 		    vha->hw->allow_cna_fw_dump ? "true" : "false");
1725 }
1726 
1727 static ssize_t
1728 qla2x00_allow_cna_fw_dump_store(struct device *dev,
1729 	struct device_attribute *attr, const char *buf, size_t count)
1730 {
1731 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1732 	int val = 0;
1733 
1734 	if (!IS_P3P_TYPE(vha->hw))
1735 		return -EINVAL;
1736 
1737 	if (sscanf(buf, "%d", &val) != 1)
1738 		return -EINVAL;
1739 
1740 	vha->hw->allow_cna_fw_dump = val != 0;
1741 
1742 	return strlen(buf);
1743 }
1744 
1745 static ssize_t
1746 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr,
1747 	char *buf)
1748 {
1749 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1750 	struct qla_hw_data *ha = vha->hw;
1751 
1752 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1753 		return scnprintf(buf, PAGE_SIZE, "\n");
1754 
1755 	return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1756 	    ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]);
1757 }
1758 
1759 static ssize_t
1760 qla2x00_min_supported_speed_show(struct device *dev,
1761     struct device_attribute *attr, char *buf)
1762 {
1763 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1764 	struct qla_hw_data *ha = vha->hw;
1765 
1766 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1767 		return scnprintf(buf, PAGE_SIZE, "\n");
1768 
1769 	return scnprintf(buf, PAGE_SIZE, "%s\n",
1770 	    ha->min_supported_speed == 6 ? "64Gps" :
1771 	    ha->min_supported_speed == 5 ? "32Gps" :
1772 	    ha->min_supported_speed == 4 ? "16Gps" :
1773 	    ha->min_supported_speed == 3 ? "8Gps" :
1774 	    ha->min_supported_speed == 2 ? "4Gps" :
1775 	    ha->min_supported_speed != 0 ? "unknown" : "");
1776 }
1777 
1778 static ssize_t
1779 qla2x00_max_supported_speed_show(struct device *dev,
1780     struct device_attribute *attr, char *buf)
1781 {
1782 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1783 	struct qla_hw_data *ha = vha->hw;
1784 
1785 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1786 		return scnprintf(buf, PAGE_SIZE, "\n");
1787 
1788 	return scnprintf(buf, PAGE_SIZE, "%s\n",
1789 	    ha->max_supported_speed  == 2 ? "64Gps" :
1790 	    ha->max_supported_speed  == 1 ? "32Gps" :
1791 	    ha->max_supported_speed  == 0 ? "16Gps" : "unknown");
1792 }
1793 
1794 static ssize_t
1795 qla2x00_port_speed_store(struct device *dev, struct device_attribute *attr,
1796     const char *buf, size_t count)
1797 {
1798 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(dev));
1799 	ulong type, speed;
1800 	int oldspeed, rval;
1801 	int mode = QLA_SET_DATA_RATE_LR;
1802 	struct qla_hw_data *ha = vha->hw;
1803 
1804 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha)) {
1805 		ql_log(ql_log_warn, vha, 0x70d8,
1806 		    "Speed setting not supported \n");
1807 		return -EINVAL;
1808 	}
1809 
1810 	rval = kstrtol(buf, 10, &type);
1811 	if (rval)
1812 		return rval;
1813 	speed = type;
1814 	if (type == 40 || type == 80 || type == 160 ||
1815 	    type == 320) {
1816 		ql_dbg(ql_dbg_user, vha, 0x70d9,
1817 		    "Setting will be affected after a loss of sync\n");
1818 		type = type/10;
1819 		mode = QLA_SET_DATA_RATE_NOLR;
1820 	}
1821 
1822 	oldspeed = ha->set_data_rate;
1823 
1824 	switch (type) {
1825 	case 0:
1826 		ha->set_data_rate = PORT_SPEED_AUTO;
1827 		break;
1828 	case 4:
1829 		ha->set_data_rate = PORT_SPEED_4GB;
1830 		break;
1831 	case 8:
1832 		ha->set_data_rate = PORT_SPEED_8GB;
1833 		break;
1834 	case 16:
1835 		ha->set_data_rate = PORT_SPEED_16GB;
1836 		break;
1837 	case 32:
1838 		ha->set_data_rate = PORT_SPEED_32GB;
1839 		break;
1840 	default:
1841 		ql_log(ql_log_warn, vha, 0x1199,
1842 		    "Unrecognized speed setting:%lx. Setting Autoneg\n",
1843 		    speed);
1844 		ha->set_data_rate = PORT_SPEED_AUTO;
1845 	}
1846 
1847 	if (qla2x00_chip_is_down(vha) || (oldspeed == ha->set_data_rate))
1848 		return -EINVAL;
1849 
1850 	ql_log(ql_log_info, vha, 0x70da,
1851 	    "Setting speed to %lx Gbps \n", type);
1852 
1853 	rval = qla2x00_set_data_rate(vha, mode);
1854 	if (rval != QLA_SUCCESS)
1855 		return -EIO;
1856 
1857 	return strlen(buf);
1858 }
1859 
1860 static ssize_t
1861 qla2x00_port_speed_show(struct device *dev, struct device_attribute *attr,
1862     char *buf)
1863 {
1864 	struct scsi_qla_host *vha = shost_priv(dev_to_shost(dev));
1865 	struct qla_hw_data *ha = vha->hw;
1866 	ssize_t rval;
1867 	char *spd[7] = {"0", "0", "0", "4", "8", "16", "32"};
1868 
1869 	rval = qla2x00_get_data_rate(vha);
1870 	if (rval != QLA_SUCCESS) {
1871 		ql_log(ql_log_warn, vha, 0x70db,
1872 		    "Unable to get port speed rval:%zd\n", rval);
1873 		return -EINVAL;
1874 	}
1875 
1876 	return scnprintf(buf, PAGE_SIZE, "%s\n", spd[ha->link_data_rate]);
1877 }
1878 
1879 /* ----- */
1880 
1881 static ssize_t
1882 qlini_mode_show(struct device *dev, struct device_attribute *attr, char *buf)
1883 {
1884 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1885 	int len = 0;
1886 
1887 	len += scnprintf(buf + len, PAGE_SIZE-len,
1888 	    "Supported options: enabled | disabled | dual | exclusive\n");
1889 
1890 	/* --- */
1891 	len += scnprintf(buf + len, PAGE_SIZE-len, "Current selection: ");
1892 
1893 	switch (vha->qlini_mode) {
1894 	case QLA2XXX_INI_MODE_EXCLUSIVE:
1895 		len += scnprintf(buf + len, PAGE_SIZE-len,
1896 		    QLA2XXX_INI_MODE_STR_EXCLUSIVE);
1897 		break;
1898 	case QLA2XXX_INI_MODE_DISABLED:
1899 		len += scnprintf(buf + len, PAGE_SIZE-len,
1900 		    QLA2XXX_INI_MODE_STR_DISABLED);
1901 		break;
1902 	case QLA2XXX_INI_MODE_ENABLED:
1903 		len += scnprintf(buf + len, PAGE_SIZE-len,
1904 		    QLA2XXX_INI_MODE_STR_ENABLED);
1905 		break;
1906 	case QLA2XXX_INI_MODE_DUAL:
1907 		len += scnprintf(buf + len, PAGE_SIZE-len,
1908 		    QLA2XXX_INI_MODE_STR_DUAL);
1909 		break;
1910 	}
1911 	len += scnprintf(buf + len, PAGE_SIZE-len, "\n");
1912 
1913 	return len;
1914 }
1915 
1916 static char *mode_to_str[] = {
1917 	"exclusive",
1918 	"disabled",
1919 	"enabled",
1920 	"dual",
1921 };
1922 
1923 #define NEED_EXCH_OFFLOAD(_exchg) ((_exchg) > FW_DEF_EXCHANGES_CNT)
1924 static void qla_set_ini_mode(scsi_qla_host_t *vha, int op)
1925 {
1926 	enum {
1927 		NO_ACTION,
1928 		MODE_CHANGE_ACCEPT,
1929 		MODE_CHANGE_NO_ACTION,
1930 		TARGET_STILL_ACTIVE,
1931 	};
1932 	int action = NO_ACTION;
1933 	int set_mode = 0;
1934 	u8  eo_toggle = 0;	/* exchange offload flipped */
1935 
1936 	switch (vha->qlini_mode) {
1937 	case QLA2XXX_INI_MODE_DISABLED:
1938 		switch (op) {
1939 		case QLA2XXX_INI_MODE_DISABLED:
1940 			if (qla_tgt_mode_enabled(vha)) {
1941 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
1942 				    vha->hw->flags.exchoffld_enabled)
1943 					eo_toggle = 1;
1944 				if (((vha->ql2xexchoffld !=
1945 				    vha->u_ql2xexchoffld) &&
1946 				    NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
1947 				    eo_toggle) {
1948 					/*
1949 					 * The number of exchange to be offload
1950 					 * was tweaked or offload option was
1951 					 * flipped
1952 					 */
1953 					action = MODE_CHANGE_ACCEPT;
1954 				} else {
1955 					action = MODE_CHANGE_NO_ACTION;
1956 				}
1957 			} else {
1958 				action = MODE_CHANGE_NO_ACTION;
1959 			}
1960 			break;
1961 		case QLA2XXX_INI_MODE_EXCLUSIVE:
1962 			if (qla_tgt_mode_enabled(vha)) {
1963 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
1964 				    vha->hw->flags.exchoffld_enabled)
1965 					eo_toggle = 1;
1966 				if (((vha->ql2xexchoffld !=
1967 				    vha->u_ql2xexchoffld) &&
1968 				    NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
1969 				    eo_toggle) {
1970 					/*
1971 					 * The number of exchange to be offload
1972 					 * was tweaked or offload option was
1973 					 * flipped
1974 					 */
1975 					action = MODE_CHANGE_ACCEPT;
1976 				} else {
1977 					action = MODE_CHANGE_NO_ACTION;
1978 				}
1979 			} else {
1980 				action = MODE_CHANGE_ACCEPT;
1981 			}
1982 			break;
1983 		case QLA2XXX_INI_MODE_DUAL:
1984 			action = MODE_CHANGE_ACCEPT;
1985 			/* active_mode is target only, reset it to dual */
1986 			if (qla_tgt_mode_enabled(vha)) {
1987 				set_mode = 1;
1988 				action = MODE_CHANGE_ACCEPT;
1989 			} else {
1990 				action = MODE_CHANGE_NO_ACTION;
1991 			}
1992 			break;
1993 
1994 		case QLA2XXX_INI_MODE_ENABLED:
1995 			if (qla_tgt_mode_enabled(vha))
1996 				action = TARGET_STILL_ACTIVE;
1997 			else {
1998 				action = MODE_CHANGE_ACCEPT;
1999 				set_mode = 1;
2000 			}
2001 			break;
2002 		}
2003 		break;
2004 
2005 	case QLA2XXX_INI_MODE_EXCLUSIVE:
2006 		switch (op) {
2007 		case QLA2XXX_INI_MODE_EXCLUSIVE:
2008 			if (qla_tgt_mode_enabled(vha)) {
2009 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
2010 				    vha->hw->flags.exchoffld_enabled)
2011 					eo_toggle = 1;
2012 				if (((vha->ql2xexchoffld !=
2013 				    vha->u_ql2xexchoffld) &&
2014 				    NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
2015 				    eo_toggle)
2016 					/*
2017 					 * The number of exchange to be offload
2018 					 * was tweaked or offload option was
2019 					 * flipped
2020 					 */
2021 					action = MODE_CHANGE_ACCEPT;
2022 				else
2023 					action = NO_ACTION;
2024 			} else
2025 				action = NO_ACTION;
2026 
2027 			break;
2028 
2029 		case QLA2XXX_INI_MODE_DISABLED:
2030 			if (qla_tgt_mode_enabled(vha)) {
2031 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
2032 				    vha->hw->flags.exchoffld_enabled)
2033 					eo_toggle = 1;
2034 				if (((vha->ql2xexchoffld !=
2035 				      vha->u_ql2xexchoffld) &&
2036 				    NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
2037 				    eo_toggle)
2038 					action = MODE_CHANGE_ACCEPT;
2039 				else
2040 					action = MODE_CHANGE_NO_ACTION;
2041 			} else
2042 				action = MODE_CHANGE_NO_ACTION;
2043 			break;
2044 
2045 		case QLA2XXX_INI_MODE_DUAL: /* exclusive -> dual */
2046 			if (qla_tgt_mode_enabled(vha)) {
2047 				action = MODE_CHANGE_ACCEPT;
2048 				set_mode = 1;
2049 			} else
2050 				action = MODE_CHANGE_ACCEPT;
2051 			break;
2052 
2053 		case QLA2XXX_INI_MODE_ENABLED:
2054 			if (qla_tgt_mode_enabled(vha))
2055 				action = TARGET_STILL_ACTIVE;
2056 			else {
2057 				if (vha->hw->flags.fw_started)
2058 					action = MODE_CHANGE_NO_ACTION;
2059 				else
2060 					action = MODE_CHANGE_ACCEPT;
2061 			}
2062 			break;
2063 		}
2064 		break;
2065 
2066 	case QLA2XXX_INI_MODE_ENABLED:
2067 		switch (op) {
2068 		case QLA2XXX_INI_MODE_ENABLED:
2069 			if (NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg) !=
2070 			    vha->hw->flags.exchoffld_enabled)
2071 				eo_toggle = 1;
2072 			if (((vha->ql2xiniexchg != vha->u_ql2xiniexchg) &&
2073 				NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg)) ||
2074 			    eo_toggle)
2075 				action = MODE_CHANGE_ACCEPT;
2076 			else
2077 				action = NO_ACTION;
2078 			break;
2079 		case QLA2XXX_INI_MODE_DUAL:
2080 		case QLA2XXX_INI_MODE_DISABLED:
2081 			action = MODE_CHANGE_ACCEPT;
2082 			break;
2083 		default:
2084 			action = MODE_CHANGE_NO_ACTION;
2085 			break;
2086 		}
2087 		break;
2088 
2089 	case QLA2XXX_INI_MODE_DUAL:
2090 		switch (op) {
2091 		case QLA2XXX_INI_MODE_DUAL:
2092 			if (qla_tgt_mode_enabled(vha) ||
2093 			    qla_dual_mode_enabled(vha)) {
2094 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld +
2095 					vha->u_ql2xiniexchg) !=
2096 				    vha->hw->flags.exchoffld_enabled)
2097 					eo_toggle = 1;
2098 
2099 				if ((((vha->ql2xexchoffld +
2100 				       vha->ql2xiniexchg) !=
2101 				    (vha->u_ql2xiniexchg +
2102 				     vha->u_ql2xexchoffld)) &&
2103 				    NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg +
2104 					vha->u_ql2xexchoffld)) || eo_toggle)
2105 					action = MODE_CHANGE_ACCEPT;
2106 				else
2107 					action = NO_ACTION;
2108 			} else {
2109 				if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld +
2110 					vha->u_ql2xiniexchg) !=
2111 				    vha->hw->flags.exchoffld_enabled)
2112 					eo_toggle = 1;
2113 
2114 				if ((((vha->ql2xexchoffld + vha->ql2xiniexchg)
2115 				    != (vha->u_ql2xiniexchg +
2116 					vha->u_ql2xexchoffld)) &&
2117 				    NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg +
2118 					vha->u_ql2xexchoffld)) || eo_toggle)
2119 					action = MODE_CHANGE_NO_ACTION;
2120 				else
2121 					action = NO_ACTION;
2122 			}
2123 			break;
2124 
2125 		case QLA2XXX_INI_MODE_DISABLED:
2126 			if (qla_tgt_mode_enabled(vha) ||
2127 			    qla_dual_mode_enabled(vha)) {
2128 				/* turning off initiator mode */
2129 				set_mode = 1;
2130 				action = MODE_CHANGE_ACCEPT;
2131 			} else {
2132 				action = MODE_CHANGE_NO_ACTION;
2133 			}
2134 			break;
2135 
2136 		case QLA2XXX_INI_MODE_EXCLUSIVE:
2137 			if (qla_tgt_mode_enabled(vha) ||
2138 			    qla_dual_mode_enabled(vha)) {
2139 				set_mode = 1;
2140 				action = MODE_CHANGE_ACCEPT;
2141 			} else {
2142 				action = MODE_CHANGE_ACCEPT;
2143 			}
2144 			break;
2145 
2146 		case QLA2XXX_INI_MODE_ENABLED:
2147 			if (qla_tgt_mode_enabled(vha) ||
2148 			    qla_dual_mode_enabled(vha)) {
2149 				action = TARGET_STILL_ACTIVE;
2150 			} else {
2151 				action = MODE_CHANGE_ACCEPT;
2152 			}
2153 		}
2154 		break;
2155 	}
2156 
2157 	switch (action) {
2158 	case MODE_CHANGE_ACCEPT:
2159 		ql_log(ql_log_warn, vha, 0xffff,
2160 		    "Mode change accepted. From %s to %s, Tgt exchg %d|%d. ini exchg %d|%d\n",
2161 		    mode_to_str[vha->qlini_mode], mode_to_str[op],
2162 		    vha->ql2xexchoffld, vha->u_ql2xexchoffld,
2163 		    vha->ql2xiniexchg, vha->u_ql2xiniexchg);
2164 
2165 		vha->qlini_mode = op;
2166 		vha->ql2xexchoffld = vha->u_ql2xexchoffld;
2167 		vha->ql2xiniexchg = vha->u_ql2xiniexchg;
2168 		if (set_mode)
2169 			qlt_set_mode(vha);
2170 		vha->flags.online = 1;
2171 		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2172 		break;
2173 
2174 	case MODE_CHANGE_NO_ACTION:
2175 		ql_log(ql_log_warn, vha, 0xffff,
2176 		    "Mode is set. No action taken. From %s to %s, Tgt exchg %d|%d. ini exchg %d|%d\n",
2177 		    mode_to_str[vha->qlini_mode], mode_to_str[op],
2178 		    vha->ql2xexchoffld, vha->u_ql2xexchoffld,
2179 		    vha->ql2xiniexchg, vha->u_ql2xiniexchg);
2180 		vha->qlini_mode = op;
2181 		vha->ql2xexchoffld = vha->u_ql2xexchoffld;
2182 		vha->ql2xiniexchg = vha->u_ql2xiniexchg;
2183 		break;
2184 
2185 	case TARGET_STILL_ACTIVE:
2186 		ql_log(ql_log_warn, vha, 0xffff,
2187 		    "Target Mode is active. Unable to change Mode.\n");
2188 		break;
2189 
2190 	case NO_ACTION:
2191 	default:
2192 		ql_log(ql_log_warn, vha, 0xffff,
2193 		    "Mode unchange. No action taken. %d|%d pct %d|%d.\n",
2194 		    vha->qlini_mode, op,
2195 		    vha->ql2xexchoffld, vha->u_ql2xexchoffld);
2196 		break;
2197 	}
2198 }
2199 
2200 static ssize_t
2201 qlini_mode_store(struct device *dev, struct device_attribute *attr,
2202     const char *buf, size_t count)
2203 {
2204 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2205 	int ini;
2206 
2207 	if (!buf)
2208 		return -EINVAL;
2209 
2210 	if (strncasecmp(QLA2XXX_INI_MODE_STR_EXCLUSIVE, buf,
2211 		strlen(QLA2XXX_INI_MODE_STR_EXCLUSIVE)) == 0)
2212 		ini = QLA2XXX_INI_MODE_EXCLUSIVE;
2213 	else if (strncasecmp(QLA2XXX_INI_MODE_STR_DISABLED, buf,
2214 		strlen(QLA2XXX_INI_MODE_STR_DISABLED)) == 0)
2215 		ini = QLA2XXX_INI_MODE_DISABLED;
2216 	else if (strncasecmp(QLA2XXX_INI_MODE_STR_ENABLED, buf,
2217 		  strlen(QLA2XXX_INI_MODE_STR_ENABLED)) == 0)
2218 		ini = QLA2XXX_INI_MODE_ENABLED;
2219 	else if (strncasecmp(QLA2XXX_INI_MODE_STR_DUAL, buf,
2220 		strlen(QLA2XXX_INI_MODE_STR_DUAL)) == 0)
2221 		ini = QLA2XXX_INI_MODE_DUAL;
2222 	else
2223 		return -EINVAL;
2224 
2225 	qla_set_ini_mode(vha, ini);
2226 	return strlen(buf);
2227 }
2228 
2229 static ssize_t
2230 ql2xexchoffld_show(struct device *dev, struct device_attribute *attr,
2231     char *buf)
2232 {
2233 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2234 	int len = 0;
2235 
2236 	len += scnprintf(buf + len, PAGE_SIZE-len,
2237 		"target exchange: new %d : current: %d\n\n",
2238 		vha->u_ql2xexchoffld, vha->ql2xexchoffld);
2239 
2240 	len += scnprintf(buf + len, PAGE_SIZE-len,
2241 	    "Please (re)set operating mode via \"/sys/class/scsi_host/host%ld/qlini_mode\" to load new setting.\n",
2242 	    vha->host_no);
2243 
2244 	return len;
2245 }
2246 
2247 static ssize_t
2248 ql2xexchoffld_store(struct device *dev, struct device_attribute *attr,
2249     const char *buf, size_t count)
2250 {
2251 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2252 	int val = 0;
2253 
2254 	if (sscanf(buf, "%d", &val) != 1)
2255 		return -EINVAL;
2256 
2257 	if (val > FW_MAX_EXCHANGES_CNT)
2258 		val = FW_MAX_EXCHANGES_CNT;
2259 	else if (val < 0)
2260 		val = 0;
2261 
2262 	vha->u_ql2xexchoffld = val;
2263 	return strlen(buf);
2264 }
2265 
2266 static ssize_t
2267 ql2xiniexchg_show(struct device *dev, struct device_attribute *attr,
2268     char *buf)
2269 {
2270 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2271 	int len = 0;
2272 
2273 	len += scnprintf(buf + len, PAGE_SIZE-len,
2274 		"target exchange: new %d : current: %d\n\n",
2275 		vha->u_ql2xiniexchg, vha->ql2xiniexchg);
2276 
2277 	len += scnprintf(buf + len, PAGE_SIZE-len,
2278 	    "Please (re)set operating mode via \"/sys/class/scsi_host/host%ld/qlini_mode\" to load new setting.\n",
2279 	    vha->host_no);
2280 
2281 	return len;
2282 }
2283 
2284 static ssize_t
2285 ql2xiniexchg_store(struct device *dev, struct device_attribute *attr,
2286     const char *buf, size_t count)
2287 {
2288 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2289 	int val = 0;
2290 
2291 	if (sscanf(buf, "%d", &val) != 1)
2292 		return -EINVAL;
2293 
2294 	if (val > FW_MAX_EXCHANGES_CNT)
2295 		val = FW_MAX_EXCHANGES_CNT;
2296 	else if (val < 0)
2297 		val = 0;
2298 
2299 	vha->u_ql2xiniexchg = val;
2300 	return strlen(buf);
2301 }
2302 
2303 static ssize_t
2304 qla2x00_dif_bundle_statistics_show(struct device *dev,
2305     struct device_attribute *attr, char *buf)
2306 {
2307 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2308 	struct qla_hw_data *ha = vha->hw;
2309 
2310 	return scnprintf(buf, PAGE_SIZE,
2311 	    "cross=%llu read=%llu write=%llu kalloc=%llu dma_alloc=%llu unusable=%u\n",
2312 	    ha->dif_bundle_crossed_pages, ha->dif_bundle_reads,
2313 	    ha->dif_bundle_writes, ha->dif_bundle_kallocs,
2314 	    ha->dif_bundle_dma_allocs, ha->pool.unusable.count);
2315 }
2316 
2317 static ssize_t
2318 qla2x00_fw_attr_show(struct device *dev,
2319     struct device_attribute *attr, char *buf)
2320 {
2321 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2322 	struct qla_hw_data *ha = vha->hw;
2323 
2324 	if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
2325 		return scnprintf(buf, PAGE_SIZE, "\n");
2326 
2327 	return scnprintf(buf, PAGE_SIZE, "%llx\n",
2328 	    (uint64_t)ha->fw_attributes_ext[1] << 48 |
2329 	    (uint64_t)ha->fw_attributes_ext[0] << 32 |
2330 	    (uint64_t)ha->fw_attributes_h << 16 |
2331 	    (uint64_t)ha->fw_attributes);
2332 }
2333 
2334 static ssize_t
2335 qla2x00_port_no_show(struct device *dev, struct device_attribute *attr,
2336     char *buf)
2337 {
2338 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2339 
2340 	return scnprintf(buf, PAGE_SIZE, "%u\n", vha->hw->port_no);
2341 }
2342 
2343 static ssize_t
2344 qla2x00_dport_diagnostics_show(struct device *dev,
2345 	struct device_attribute *attr, char *buf)
2346 {
2347 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2348 
2349 	if (!IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw) &&
2350 	    !IS_QLA28XX(vha->hw))
2351 		return scnprintf(buf, PAGE_SIZE, "\n");
2352 
2353 	if (!*vha->dport_data)
2354 		return scnprintf(buf, PAGE_SIZE, "\n");
2355 
2356 	return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
2357 	    vha->dport_data[0], vha->dport_data[1],
2358 	    vha->dport_data[2], vha->dport_data[3]);
2359 }
2360 static DEVICE_ATTR(dport_diagnostics, 0444,
2361 	   qla2x00_dport_diagnostics_show, NULL);
2362 
2363 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_driver_version_show, NULL);
2364 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
2365 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
2366 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
2367 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
2368 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
2369 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
2370 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
2371 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
2372 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
2373 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
2374 		   qla2x00_zio_timer_store);
2375 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
2376 		   qla2x00_beacon_store);
2377 static DEVICE_ATTR(beacon_config, 0644, qla2x00_beacon_config_show,
2378 		   qla2x00_beacon_config_store);
2379 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
2380 		   qla2x00_optrom_bios_version_show, NULL);
2381 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
2382 		   qla2x00_optrom_efi_version_show, NULL);
2383 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
2384 		   qla2x00_optrom_fcode_version_show, NULL);
2385 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
2386 		   NULL);
2387 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
2388     qla2x00_optrom_gold_fw_version_show, NULL);
2389 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
2390 		   NULL);
2391 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
2392 		   NULL);
2393 static DEVICE_ATTR(serdes_version, 0444, qla2x00_serdes_version_show, NULL);
2394 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
2395 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
2396 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
2397 		   NULL);
2398 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
2399 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
2400 		   qla2x00_vn_port_mac_address_show, NULL);
2401 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
2402 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
2403 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
2404 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
2405 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
2406 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
2407 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR,
2408 		   qla2x00_allow_cna_fw_dump_show,
2409 		   qla2x00_allow_cna_fw_dump_store);
2410 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL);
2411 static DEVICE_ATTR(min_supported_speed, 0444,
2412 		   qla2x00_min_supported_speed_show, NULL);
2413 static DEVICE_ATTR(max_supported_speed, 0444,
2414 		   qla2x00_max_supported_speed_show, NULL);
2415 static DEVICE_ATTR(zio_threshold, 0644,
2416     qla_zio_threshold_show,
2417     qla_zio_threshold_store);
2418 static DEVICE_ATTR_RW(qlini_mode);
2419 static DEVICE_ATTR_RW(ql2xexchoffld);
2420 static DEVICE_ATTR_RW(ql2xiniexchg);
2421 static DEVICE_ATTR(dif_bundle_statistics, 0444,
2422     qla2x00_dif_bundle_statistics_show, NULL);
2423 static DEVICE_ATTR(port_speed, 0644, qla2x00_port_speed_show,
2424     qla2x00_port_speed_store);
2425 static DEVICE_ATTR(port_no, 0444, qla2x00_port_no_show, NULL);
2426 static DEVICE_ATTR(fw_attr, 0444, qla2x00_fw_attr_show, NULL);
2427 
2428 
2429 struct device_attribute *qla2x00_host_attrs[] = {
2430 	&dev_attr_driver_version,
2431 	&dev_attr_fw_version,
2432 	&dev_attr_serial_num,
2433 	&dev_attr_isp_name,
2434 	&dev_attr_isp_id,
2435 	&dev_attr_model_name,
2436 	&dev_attr_model_desc,
2437 	&dev_attr_pci_info,
2438 	&dev_attr_link_state,
2439 	&dev_attr_zio,
2440 	&dev_attr_zio_timer,
2441 	&dev_attr_beacon,
2442 	&dev_attr_beacon_config,
2443 	&dev_attr_optrom_bios_version,
2444 	&dev_attr_optrom_efi_version,
2445 	&dev_attr_optrom_fcode_version,
2446 	&dev_attr_optrom_fw_version,
2447 	&dev_attr_84xx_fw_version,
2448 	&dev_attr_total_isp_aborts,
2449 	&dev_attr_serdes_version,
2450 	&dev_attr_mpi_version,
2451 	&dev_attr_phy_version,
2452 	&dev_attr_flash_block_size,
2453 	&dev_attr_vlan_id,
2454 	&dev_attr_vn_port_mac_address,
2455 	&dev_attr_fabric_param,
2456 	&dev_attr_fw_state,
2457 	&dev_attr_optrom_gold_fw_version,
2458 	&dev_attr_thermal_temp,
2459 	&dev_attr_diag_requests,
2460 	&dev_attr_diag_megabytes,
2461 	&dev_attr_fw_dump_size,
2462 	&dev_attr_allow_cna_fw_dump,
2463 	&dev_attr_pep_version,
2464 	&dev_attr_min_supported_speed,
2465 	&dev_attr_max_supported_speed,
2466 	&dev_attr_zio_threshold,
2467 	&dev_attr_dif_bundle_statistics,
2468 	&dev_attr_port_speed,
2469 	&dev_attr_port_no,
2470 	&dev_attr_fw_attr,
2471 	&dev_attr_dport_diagnostics,
2472 	NULL, /* reserve for qlini_mode */
2473 	NULL, /* reserve for ql2xiniexchg */
2474 	NULL, /* reserve for ql2xexchoffld */
2475 	NULL,
2476 };
2477 
2478 void qla_insert_tgt_attrs(void)
2479 {
2480 	struct device_attribute **attr;
2481 
2482 	/* advance to empty slot */
2483 	for (attr = &qla2x00_host_attrs[0]; *attr; ++attr)
2484 		continue;
2485 
2486 	*attr = &dev_attr_qlini_mode;
2487 	attr++;
2488 	*attr = &dev_attr_ql2xiniexchg;
2489 	attr++;
2490 	*attr = &dev_attr_ql2xexchoffld;
2491 }
2492 
2493 /* Host attributes. */
2494 
2495 static void
2496 qla2x00_get_host_port_id(struct Scsi_Host *shost)
2497 {
2498 	scsi_qla_host_t *vha = shost_priv(shost);
2499 
2500 	fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
2501 	    vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
2502 }
2503 
2504 static void
2505 qla2x00_get_host_speed(struct Scsi_Host *shost)
2506 {
2507 	scsi_qla_host_t *vha = shost_priv(shost);
2508 	u32 speed;
2509 
2510 	if (IS_QLAFX00(vha->hw)) {
2511 		qlafx00_get_host_speed(shost);
2512 		return;
2513 	}
2514 
2515 	switch (vha->hw->link_data_rate) {
2516 	case PORT_SPEED_1GB:
2517 		speed = FC_PORTSPEED_1GBIT;
2518 		break;
2519 	case PORT_SPEED_2GB:
2520 		speed = FC_PORTSPEED_2GBIT;
2521 		break;
2522 	case PORT_SPEED_4GB:
2523 		speed = FC_PORTSPEED_4GBIT;
2524 		break;
2525 	case PORT_SPEED_8GB:
2526 		speed = FC_PORTSPEED_8GBIT;
2527 		break;
2528 	case PORT_SPEED_10GB:
2529 		speed = FC_PORTSPEED_10GBIT;
2530 		break;
2531 	case PORT_SPEED_16GB:
2532 		speed = FC_PORTSPEED_16GBIT;
2533 		break;
2534 	case PORT_SPEED_32GB:
2535 		speed = FC_PORTSPEED_32GBIT;
2536 		break;
2537 	case PORT_SPEED_64GB:
2538 		speed = FC_PORTSPEED_64GBIT;
2539 		break;
2540 	default:
2541 		speed = FC_PORTSPEED_UNKNOWN;
2542 		break;
2543 	}
2544 
2545 	fc_host_speed(shost) = speed;
2546 }
2547 
2548 static void
2549 qla2x00_get_host_port_type(struct Scsi_Host *shost)
2550 {
2551 	scsi_qla_host_t *vha = shost_priv(shost);
2552 	uint32_t port_type;
2553 
2554 	if (vha->vp_idx) {
2555 		fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
2556 		return;
2557 	}
2558 	switch (vha->hw->current_topology) {
2559 	case ISP_CFG_NL:
2560 		port_type = FC_PORTTYPE_LPORT;
2561 		break;
2562 	case ISP_CFG_FL:
2563 		port_type = FC_PORTTYPE_NLPORT;
2564 		break;
2565 	case ISP_CFG_N:
2566 		port_type = FC_PORTTYPE_PTP;
2567 		break;
2568 	case ISP_CFG_F:
2569 		port_type = FC_PORTTYPE_NPORT;
2570 		break;
2571 	default:
2572 		port_type = FC_PORTTYPE_UNKNOWN;
2573 		break;
2574 	}
2575 
2576 	fc_host_port_type(shost) = port_type;
2577 }
2578 
2579 static void
2580 qla2x00_get_starget_node_name(struct scsi_target *starget)
2581 {
2582 	struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
2583 	scsi_qla_host_t *vha = shost_priv(host);
2584 	fc_port_t *fcport;
2585 	u64 node_name = 0;
2586 
2587 	list_for_each_entry(fcport, &vha->vp_fcports, list) {
2588 		if (fcport->rport &&
2589 		    starget->id == fcport->rport->scsi_target_id) {
2590 			node_name = wwn_to_u64(fcport->node_name);
2591 			break;
2592 		}
2593 	}
2594 
2595 	fc_starget_node_name(starget) = node_name;
2596 }
2597 
2598 static void
2599 qla2x00_get_starget_port_name(struct scsi_target *starget)
2600 {
2601 	struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
2602 	scsi_qla_host_t *vha = shost_priv(host);
2603 	fc_port_t *fcport;
2604 	u64 port_name = 0;
2605 
2606 	list_for_each_entry(fcport, &vha->vp_fcports, list) {
2607 		if (fcport->rport &&
2608 		    starget->id == fcport->rport->scsi_target_id) {
2609 			port_name = wwn_to_u64(fcport->port_name);
2610 			break;
2611 		}
2612 	}
2613 
2614 	fc_starget_port_name(starget) = port_name;
2615 }
2616 
2617 static void
2618 qla2x00_get_starget_port_id(struct scsi_target *starget)
2619 {
2620 	struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
2621 	scsi_qla_host_t *vha = shost_priv(host);
2622 	fc_port_t *fcport;
2623 	uint32_t port_id = ~0U;
2624 
2625 	list_for_each_entry(fcport, &vha->vp_fcports, list) {
2626 		if (fcport->rport &&
2627 		    starget->id == fcport->rport->scsi_target_id) {
2628 			port_id = fcport->d_id.b.domain << 16 |
2629 			    fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
2630 			break;
2631 		}
2632 	}
2633 
2634 	fc_starget_port_id(starget) = port_id;
2635 }
2636 
2637 static inline void
2638 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
2639 {
2640 	rport->dev_loss_tmo = timeout ? timeout : 1;
2641 }
2642 
2643 static void
2644 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
2645 {
2646 	struct Scsi_Host *host = rport_to_shost(rport);
2647 	fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
2648 	unsigned long flags;
2649 
2650 	if (!fcport)
2651 		return;
2652 
2653 	/* Now that the rport has been deleted, set the fcport state to
2654 	   FCS_DEVICE_DEAD */
2655 	qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
2656 
2657 	/*
2658 	 * Transport has effectively 'deleted' the rport, clear
2659 	 * all local references.
2660 	 */
2661 	spin_lock_irqsave(host->host_lock, flags);
2662 	fcport->rport = fcport->drport = NULL;
2663 	*((fc_port_t **)rport->dd_data) = NULL;
2664 	spin_unlock_irqrestore(host->host_lock, flags);
2665 
2666 	if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
2667 		return;
2668 
2669 	if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
2670 		qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
2671 		return;
2672 	}
2673 }
2674 
2675 static void
2676 qla2x00_terminate_rport_io(struct fc_rport *rport)
2677 {
2678 	fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
2679 
2680 	if (!fcport)
2681 		return;
2682 
2683 	if (test_bit(UNLOADING, &fcport->vha->dpc_flags))
2684 		return;
2685 
2686 	if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
2687 		return;
2688 
2689 	if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
2690 		qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
2691 		return;
2692 	}
2693 	/*
2694 	 * At this point all fcport's software-states are cleared.  Perform any
2695 	 * final cleanup of firmware resources (PCBs and XCBs).
2696 	 */
2697 	if (fcport->loop_id != FC_NO_LOOP_ID) {
2698 		if (IS_FWI2_CAPABLE(fcport->vha->hw))
2699 			fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
2700 			    fcport->loop_id, fcport->d_id.b.domain,
2701 			    fcport->d_id.b.area, fcport->d_id.b.al_pa);
2702 		else
2703 			qla2x00_port_logout(fcport->vha, fcport);
2704 	}
2705 }
2706 
2707 static int
2708 qla2x00_issue_lip(struct Scsi_Host *shost)
2709 {
2710 	scsi_qla_host_t *vha = shost_priv(shost);
2711 
2712 	if (IS_QLAFX00(vha->hw))
2713 		return 0;
2714 
2715 	qla2x00_loop_reset(vha);
2716 	return 0;
2717 }
2718 
2719 static struct fc_host_statistics *
2720 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
2721 {
2722 	scsi_qla_host_t *vha = shost_priv(shost);
2723 	struct qla_hw_data *ha = vha->hw;
2724 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2725 	int rval;
2726 	struct link_statistics *stats;
2727 	dma_addr_t stats_dma;
2728 	struct fc_host_statistics *p = &vha->fc_host_stat;
2729 
2730 	memset(p, -1, sizeof(*p));
2731 
2732 	if (IS_QLAFX00(vha->hw))
2733 		goto done;
2734 
2735 	if (test_bit(UNLOADING, &vha->dpc_flags))
2736 		goto done;
2737 
2738 	if (unlikely(pci_channel_offline(ha->pdev)))
2739 		goto done;
2740 
2741 	if (qla2x00_chip_is_down(vha))
2742 		goto done;
2743 
2744 	stats = dma_alloc_coherent(&ha->pdev->dev, sizeof(*stats), &stats_dma,
2745 				   GFP_KERNEL);
2746 	if (!stats) {
2747 		ql_log(ql_log_warn, vha, 0x707d,
2748 		    "Failed to allocate memory for stats.\n");
2749 		goto done;
2750 	}
2751 
2752 	rval = QLA_FUNCTION_FAILED;
2753 	if (IS_FWI2_CAPABLE(ha)) {
2754 		rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0);
2755 	} else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
2756 	    !ha->dpc_active) {
2757 		/* Must be in a 'READY' state for statistics retrieval. */
2758 		rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
2759 						stats, stats_dma);
2760 	}
2761 
2762 	if (rval != QLA_SUCCESS)
2763 		goto done_free;
2764 
2765 	p->link_failure_count = le32_to_cpu(stats->link_fail_cnt);
2766 	p->loss_of_sync_count = le32_to_cpu(stats->loss_sync_cnt);
2767 	p->loss_of_signal_count = le32_to_cpu(stats->loss_sig_cnt);
2768 	p->prim_seq_protocol_err_count = le32_to_cpu(stats->prim_seq_err_cnt);
2769 	p->invalid_tx_word_count = le32_to_cpu(stats->inval_xmit_word_cnt);
2770 	p->invalid_crc_count = le32_to_cpu(stats->inval_crc_cnt);
2771 	if (IS_FWI2_CAPABLE(ha)) {
2772 		p->lip_count = le32_to_cpu(stats->lip_cnt);
2773 		p->tx_frames = le32_to_cpu(stats->tx_frames);
2774 		p->rx_frames = le32_to_cpu(stats->rx_frames);
2775 		p->dumped_frames = le32_to_cpu(stats->discarded_frames);
2776 		p->nos_count = le32_to_cpu(stats->nos_rcvd);
2777 		p->error_frames =
2778 		    le32_to_cpu(stats->dropped_frames) +
2779 		    le32_to_cpu(stats->discarded_frames);
2780 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
2781 			p->rx_words = le64_to_cpu(stats->fpm_recv_word_cnt);
2782 			p->tx_words = le64_to_cpu(stats->fpm_xmit_word_cnt);
2783 		} else {
2784 			p->rx_words = vha->qla_stats.input_bytes;
2785 			p->tx_words = vha->qla_stats.output_bytes;
2786 		}
2787 	}
2788 	p->fcp_control_requests = vha->qla_stats.control_requests;
2789 	p->fcp_input_requests = vha->qla_stats.input_requests;
2790 	p->fcp_output_requests = vha->qla_stats.output_requests;
2791 	p->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20;
2792 	p->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20;
2793 	p->seconds_since_last_reset =
2794 	    get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
2795 	do_div(p->seconds_since_last_reset, HZ);
2796 
2797 done_free:
2798 	dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics),
2799 	    stats, stats_dma);
2800 done:
2801 	return p;
2802 }
2803 
2804 static void
2805 qla2x00_reset_host_stats(struct Scsi_Host *shost)
2806 {
2807 	scsi_qla_host_t *vha = shost_priv(shost);
2808 	struct qla_hw_data *ha = vha->hw;
2809 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2810 	struct link_statistics *stats;
2811 	dma_addr_t stats_dma;
2812 
2813 	memset(&vha->qla_stats, 0, sizeof(vha->qla_stats));
2814 	memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
2815 
2816 	vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
2817 
2818 	if (IS_FWI2_CAPABLE(ha)) {
2819 		stats = dma_alloc_coherent(&ha->pdev->dev,
2820 		    sizeof(*stats), &stats_dma, GFP_KERNEL);
2821 		if (!stats) {
2822 			ql_log(ql_log_warn, vha, 0x70d7,
2823 			    "Failed to allocate memory for stats.\n");
2824 			return;
2825 		}
2826 
2827 		/* reset firmware statistics */
2828 		qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0);
2829 
2830 		dma_free_coherent(&ha->pdev->dev, sizeof(*stats),
2831 		    stats, stats_dma);
2832 	}
2833 }
2834 
2835 static void
2836 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
2837 {
2838 	scsi_qla_host_t *vha = shost_priv(shost);
2839 
2840 	qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost),
2841 	    sizeof(fc_host_symbolic_name(shost)));
2842 }
2843 
2844 static void
2845 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
2846 {
2847 	scsi_qla_host_t *vha = shost_priv(shost);
2848 
2849 	set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
2850 }
2851 
2852 static void
2853 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
2854 {
2855 	scsi_qla_host_t *vha = shost_priv(shost);
2856 	static const uint8_t node_name[WWN_SIZE] = {
2857 		0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
2858 	};
2859 	u64 fabric_name = wwn_to_u64(node_name);
2860 
2861 	if (vha->device_flags & SWITCH_FOUND)
2862 		fabric_name = wwn_to_u64(vha->fabric_node_name);
2863 
2864 	fc_host_fabric_name(shost) = fabric_name;
2865 }
2866 
2867 static void
2868 qla2x00_get_host_port_state(struct Scsi_Host *shost)
2869 {
2870 	scsi_qla_host_t *vha = shost_priv(shost);
2871 	struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
2872 
2873 	if (!base_vha->flags.online) {
2874 		fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
2875 		return;
2876 	}
2877 
2878 	switch (atomic_read(&base_vha->loop_state)) {
2879 	case LOOP_UPDATE:
2880 		fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
2881 		break;
2882 	case LOOP_DOWN:
2883 		if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
2884 			fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
2885 		else
2886 			fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
2887 		break;
2888 	case LOOP_DEAD:
2889 		fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
2890 		break;
2891 	case LOOP_READY:
2892 		fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
2893 		break;
2894 	default:
2895 		fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
2896 		break;
2897 	}
2898 }
2899 
2900 static int
2901 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
2902 {
2903 	int	ret = 0;
2904 	uint8_t	qos = 0;
2905 	scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
2906 	scsi_qla_host_t *vha = NULL;
2907 	struct qla_hw_data *ha = base_vha->hw;
2908 	int	cnt;
2909 	struct req_que *req = ha->req_q_map[0];
2910 	struct qla_qpair *qpair;
2911 
2912 	ret = qla24xx_vport_create_req_sanity_check(fc_vport);
2913 	if (ret) {
2914 		ql_log(ql_log_warn, vha, 0x707e,
2915 		    "Vport sanity check failed, status %x\n", ret);
2916 		return (ret);
2917 	}
2918 
2919 	vha = qla24xx_create_vhost(fc_vport);
2920 	if (vha == NULL) {
2921 		ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
2922 		return FC_VPORT_FAILED;
2923 	}
2924 	if (disable) {
2925 		atomic_set(&vha->vp_state, VP_OFFLINE);
2926 		fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
2927 	} else
2928 		atomic_set(&vha->vp_state, VP_FAILED);
2929 
2930 	/* ready to create vport */
2931 	ql_log(ql_log_info, vha, 0x7080,
2932 	    "VP entry id %d assigned.\n", vha->vp_idx);
2933 
2934 	/* initialized vport states */
2935 	atomic_set(&vha->loop_state, LOOP_DOWN);
2936 	vha->vp_err_state = VP_ERR_PORTDWN;
2937 	vha->vp_prev_err_state = VP_ERR_UNKWN;
2938 	/* Check if physical ha port is Up */
2939 	if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
2940 	    atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
2941 		/* Don't retry or attempt login of this virtual port */
2942 		ql_dbg(ql_dbg_user, vha, 0x7081,
2943 		    "Vport loop state is not UP.\n");
2944 		atomic_set(&vha->loop_state, LOOP_DEAD);
2945 		if (!disable)
2946 			fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
2947 	}
2948 
2949 	if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
2950 		if (ha->fw_attributes & BIT_4) {
2951 			int prot = 0, guard;
2952 
2953 			vha->flags.difdix_supported = 1;
2954 			ql_dbg(ql_dbg_user, vha, 0x7082,
2955 			    "Registered for DIF/DIX type 1 and 3 protection.\n");
2956 			if (ql2xenabledif == 1)
2957 				prot = SHOST_DIX_TYPE0_PROTECTION;
2958 			scsi_host_set_prot(vha->host,
2959 			    prot | SHOST_DIF_TYPE1_PROTECTION
2960 			    | SHOST_DIF_TYPE2_PROTECTION
2961 			    | SHOST_DIF_TYPE3_PROTECTION
2962 			    | SHOST_DIX_TYPE1_PROTECTION
2963 			    | SHOST_DIX_TYPE2_PROTECTION
2964 			    | SHOST_DIX_TYPE3_PROTECTION);
2965 
2966 			guard = SHOST_DIX_GUARD_CRC;
2967 
2968 			if (IS_PI_IPGUARD_CAPABLE(ha) &&
2969 			    (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
2970 				guard |= SHOST_DIX_GUARD_IP;
2971 
2972 			scsi_host_set_guard(vha->host, guard);
2973 		} else
2974 			vha->flags.difdix_supported = 0;
2975 	}
2976 
2977 	if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
2978 				   &ha->pdev->dev)) {
2979 		ql_dbg(ql_dbg_user, vha, 0x7083,
2980 		    "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
2981 		goto vport_create_failed_2;
2982 	}
2983 
2984 	/* initialize attributes */
2985 	fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2986 	fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2987 	fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2988 	fc_host_supported_classes(vha->host) =
2989 		fc_host_supported_classes(base_vha->host);
2990 	fc_host_supported_speeds(vha->host) =
2991 		fc_host_supported_speeds(base_vha->host);
2992 
2993 	qlt_vport_create(vha, ha);
2994 	qla24xx_vport_disable(fc_vport, disable);
2995 
2996 	if (!ql2xmqsupport || !ha->npiv_info)
2997 		goto vport_queue;
2998 
2999 	/* Create a request queue in QoS mode for the vport */
3000 	for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
3001 		if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
3002 			&& memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
3003 					8) == 0) {
3004 			qos = ha->npiv_info[cnt].q_qos;
3005 			break;
3006 		}
3007 	}
3008 
3009 	if (qos) {
3010 		qpair = qla2xxx_create_qpair(vha, qos, vha->vp_idx, true);
3011 		if (!qpair)
3012 			ql_log(ql_log_warn, vha, 0x7084,
3013 			    "Can't create qpair for VP[%d]\n",
3014 			    vha->vp_idx);
3015 		else {
3016 			ql_dbg(ql_dbg_multiq, vha, 0xc001,
3017 			    "Queue pair: %d Qos: %d) created for VP[%d]\n",
3018 			    qpair->id, qos, vha->vp_idx);
3019 			ql_dbg(ql_dbg_user, vha, 0x7085,
3020 			    "Queue Pair: %d Qos: %d) created for VP[%d]\n",
3021 			    qpair->id, qos, vha->vp_idx);
3022 			req = qpair->req;
3023 			vha->qpair = qpair;
3024 		}
3025 	}
3026 
3027 vport_queue:
3028 	vha->req = req;
3029 	return 0;
3030 
3031 vport_create_failed_2:
3032 	qla24xx_disable_vp(vha);
3033 	qla24xx_deallocate_vp_id(vha);
3034 	scsi_host_put(vha->host);
3035 	return FC_VPORT_FAILED;
3036 }
3037 
3038 static int
3039 qla24xx_vport_delete(struct fc_vport *fc_vport)
3040 {
3041 	scsi_qla_host_t *vha = fc_vport->dd_data;
3042 	struct qla_hw_data *ha = vha->hw;
3043 	uint16_t id = vha->vp_idx;
3044 
3045 	set_bit(VPORT_DELETE, &vha->dpc_flags);
3046 
3047 	while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
3048 	    test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
3049 		msleep(1000);
3050 
3051 
3052 	qla24xx_disable_vp(vha);
3053 	qla2x00_wait_for_sess_deletion(vha);
3054 
3055 	qla_nvme_delete(vha);
3056 	vha->flags.delete_progress = 1;
3057 
3058 	qlt_remove_target(ha, vha);
3059 
3060 	fc_remove_host(vha->host);
3061 
3062 	scsi_remove_host(vha->host);
3063 
3064 	/* Allow timer to run to drain queued items, when removing vp */
3065 	qla24xx_deallocate_vp_id(vha);
3066 
3067 	if (vha->timer_active) {
3068 		qla2x00_vp_stop_timer(vha);
3069 		ql_dbg(ql_dbg_user, vha, 0x7086,
3070 		    "Timer for the VP[%d] has stopped\n", vha->vp_idx);
3071 	}
3072 
3073 	qla2x00_free_fcports(vha);
3074 
3075 	mutex_lock(&ha->vport_lock);
3076 	ha->cur_vport_count--;
3077 	clear_bit(vha->vp_idx, ha->vp_idx_map);
3078 	mutex_unlock(&ha->vport_lock);
3079 
3080 	dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l,
3081 	    vha->gnl.ldma);
3082 
3083 	vha->gnl.l = NULL;
3084 
3085 	vfree(vha->scan.l);
3086 
3087 	if (vha->qpair && vha->qpair->vp_idx == vha->vp_idx) {
3088 		if (qla2xxx_delete_qpair(vha, vha->qpair) != QLA_SUCCESS)
3089 			ql_log(ql_log_warn, vha, 0x7087,
3090 			    "Queue Pair delete failed.\n");
3091 	}
3092 
3093 	ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
3094 	scsi_host_put(vha->host);
3095 	return 0;
3096 }
3097 
3098 static int
3099 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
3100 {
3101 	scsi_qla_host_t *vha = fc_vport->dd_data;
3102 
3103 	if (disable)
3104 		qla24xx_disable_vp(vha);
3105 	else
3106 		qla24xx_enable_vp(vha);
3107 
3108 	return 0;
3109 }
3110 
3111 struct fc_function_template qla2xxx_transport_functions = {
3112 
3113 	.show_host_node_name = 1,
3114 	.show_host_port_name = 1,
3115 	.show_host_supported_classes = 1,
3116 	.show_host_supported_speeds = 1,
3117 
3118 	.get_host_port_id = qla2x00_get_host_port_id,
3119 	.show_host_port_id = 1,
3120 	.get_host_speed = qla2x00_get_host_speed,
3121 	.show_host_speed = 1,
3122 	.get_host_port_type = qla2x00_get_host_port_type,
3123 	.show_host_port_type = 1,
3124 	.get_host_symbolic_name = qla2x00_get_host_symbolic_name,
3125 	.show_host_symbolic_name = 1,
3126 	.set_host_system_hostname = qla2x00_set_host_system_hostname,
3127 	.show_host_system_hostname = 1,
3128 	.get_host_fabric_name = qla2x00_get_host_fabric_name,
3129 	.show_host_fabric_name = 1,
3130 	.get_host_port_state = qla2x00_get_host_port_state,
3131 	.show_host_port_state = 1,
3132 
3133 	.dd_fcrport_size = sizeof(struct fc_port *),
3134 	.show_rport_supported_classes = 1,
3135 
3136 	.get_starget_node_name = qla2x00_get_starget_node_name,
3137 	.show_starget_node_name = 1,
3138 	.get_starget_port_name = qla2x00_get_starget_port_name,
3139 	.show_starget_port_name = 1,
3140 	.get_starget_port_id  = qla2x00_get_starget_port_id,
3141 	.show_starget_port_id = 1,
3142 
3143 	.set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
3144 	.show_rport_dev_loss_tmo = 1,
3145 
3146 	.issue_fc_host_lip = qla2x00_issue_lip,
3147 	.dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
3148 	.terminate_rport_io = qla2x00_terminate_rport_io,
3149 	.get_fc_host_stats = qla2x00_get_fc_host_stats,
3150 	.reset_fc_host_stats = qla2x00_reset_host_stats,
3151 
3152 	.vport_create = qla24xx_vport_create,
3153 	.vport_disable = qla24xx_vport_disable,
3154 	.vport_delete = qla24xx_vport_delete,
3155 	.bsg_request = qla24xx_bsg_request,
3156 	.bsg_timeout = qla24xx_bsg_timeout,
3157 };
3158 
3159 struct fc_function_template qla2xxx_transport_vport_functions = {
3160 
3161 	.show_host_node_name = 1,
3162 	.show_host_port_name = 1,
3163 	.show_host_supported_classes = 1,
3164 
3165 	.get_host_port_id = qla2x00_get_host_port_id,
3166 	.show_host_port_id = 1,
3167 	.get_host_speed = qla2x00_get_host_speed,
3168 	.show_host_speed = 1,
3169 	.get_host_port_type = qla2x00_get_host_port_type,
3170 	.show_host_port_type = 1,
3171 	.get_host_symbolic_name = qla2x00_get_host_symbolic_name,
3172 	.show_host_symbolic_name = 1,
3173 	.set_host_system_hostname = qla2x00_set_host_system_hostname,
3174 	.show_host_system_hostname = 1,
3175 	.get_host_fabric_name = qla2x00_get_host_fabric_name,
3176 	.show_host_fabric_name = 1,
3177 	.get_host_port_state = qla2x00_get_host_port_state,
3178 	.show_host_port_state = 1,
3179 
3180 	.dd_fcrport_size = sizeof(struct fc_port *),
3181 	.show_rport_supported_classes = 1,
3182 
3183 	.get_starget_node_name = qla2x00_get_starget_node_name,
3184 	.show_starget_node_name = 1,
3185 	.get_starget_port_name = qla2x00_get_starget_port_name,
3186 	.show_starget_port_name = 1,
3187 	.get_starget_port_id  = qla2x00_get_starget_port_id,
3188 	.show_starget_port_id = 1,
3189 
3190 	.set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
3191 	.show_rport_dev_loss_tmo = 1,
3192 
3193 	.issue_fc_host_lip = qla2x00_issue_lip,
3194 	.dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
3195 	.terminate_rport_io = qla2x00_terminate_rport_io,
3196 	.get_fc_host_stats = qla2x00_get_fc_host_stats,
3197 	.reset_fc_host_stats = qla2x00_reset_host_stats,
3198 
3199 	.bsg_request = qla24xx_bsg_request,
3200 	.bsg_timeout = qla24xx_bsg_timeout,
3201 };
3202 
3203 void
3204 qla2x00_init_host_attr(scsi_qla_host_t *vha)
3205 {
3206 	struct qla_hw_data *ha = vha->hw;
3207 	u32 speeds = FC_PORTSPEED_UNKNOWN;
3208 
3209 	fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
3210 	fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
3211 	fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
3212 	fc_host_supported_classes(vha->host) = ha->base_qpair->enable_class_2 ?
3213 			(FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3;
3214 	fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
3215 	fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
3216 
3217 	if (IS_CNA_CAPABLE(ha))
3218 		speeds = FC_PORTSPEED_10GBIT;
3219 	else if (IS_QLA28XX(ha) || IS_QLA27XX(ha)) {
3220 		if (ha->max_supported_speed == 2) {
3221 			if (ha->min_supported_speed <= 6)
3222 				speeds |= FC_PORTSPEED_64GBIT;
3223 		}
3224 		if (ha->max_supported_speed == 2 ||
3225 		    ha->max_supported_speed == 1) {
3226 			if (ha->min_supported_speed <= 5)
3227 				speeds |= FC_PORTSPEED_32GBIT;
3228 		}
3229 		if (ha->max_supported_speed == 2 ||
3230 		    ha->max_supported_speed == 1 ||
3231 		    ha->max_supported_speed == 0) {
3232 			if (ha->min_supported_speed <= 4)
3233 				speeds |= FC_PORTSPEED_16GBIT;
3234 		}
3235 		if (ha->max_supported_speed == 1 ||
3236 		    ha->max_supported_speed == 0) {
3237 			if (ha->min_supported_speed <= 3)
3238 				speeds |= FC_PORTSPEED_8GBIT;
3239 		}
3240 		if (ha->max_supported_speed == 0) {
3241 			if (ha->min_supported_speed <= 2)
3242 				speeds |= FC_PORTSPEED_4GBIT;
3243 		}
3244 	} else if (IS_QLA2031(ha))
3245 		speeds = FC_PORTSPEED_16GBIT|FC_PORTSPEED_8GBIT|
3246 			FC_PORTSPEED_4GBIT;
3247 	else if (IS_QLA25XX(ha) || IS_QLAFX00(ha))
3248 		speeds = FC_PORTSPEED_8GBIT|FC_PORTSPEED_4GBIT|
3249 			FC_PORTSPEED_2GBIT|FC_PORTSPEED_1GBIT;
3250 	else if (IS_QLA24XX_TYPE(ha))
3251 		speeds = FC_PORTSPEED_4GBIT|FC_PORTSPEED_2GBIT|
3252 			FC_PORTSPEED_1GBIT;
3253 	else if (IS_QLA23XX(ha))
3254 		speeds = FC_PORTSPEED_2GBIT|FC_PORTSPEED_1GBIT;
3255 	else
3256 		speeds = FC_PORTSPEED_1GBIT;
3257 
3258 	fc_host_supported_speeds(vha->host) = speeds;
3259 }
3260