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Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / scsi / qla2xxx / qla_attr.c
blob359e9a71a021498ddf1211b826ac65ef9e673cec
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2008 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8
9 #include <linux/kthread.h>
10 #include <linux/vmalloc.h>
11 #include <linux/slab.h>
12 #include <linux/delay.h>
13
14 static int qla24xx_vport_disable(struct fc_vport *, bool);
15 static int qla84xx_reset(scsi_qla_host_t *, struct msg_echo_lb *, struct fc_bsg_job *);
16 int qla84xx_reset_chip(scsi_qla_host_t *, uint16_t, uint16_t *);
17 static int qla84xx_mgmt_cmd(scsi_qla_host_t *, struct msg_echo_lb *, struct fc_bsg_job *);
18 /* SYSFS attributes --------------------------------------------------------- */
19
20 static ssize_t
21 qla2x00_sysfs_read_fw_dump(struct kobject *kobj,
22 struct bin_attribute *bin_attr,
23 char *buf, loff_t off, size_t count)
24 {
25 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
26 struct device, kobj)));
27 struct qla_hw_data *ha = vha->hw;
28
29 if (ha->fw_dump_reading == 0)
30 return 0;
31
32 return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
33 ha->fw_dump_len);
34 }
35
36 static ssize_t
37 qla2x00_sysfs_write_fw_dump(struct kobject *kobj,
38 struct bin_attribute *bin_attr,
39 char *buf, loff_t off, size_t count)
40 {
41 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
42 struct device, kobj)));
43 struct qla_hw_data *ha = vha->hw;
44 int reading;
45
46 if (off != 0)
47 return (0);
48
49 reading = simple_strtol(buf, NULL, 10);
50 switch (reading) {
51 case 0:
52 if (!ha->fw_dump_reading)
53 break;
54
55 qla_printk(KERN_INFO, ha,
56 "Firmware dump cleared on (%ld).\n", vha->host_no);
57
58 ha->fw_dump_reading = 0;
59 ha->fw_dumped = 0;
60 break;
61 case 1:
62 if (ha->fw_dumped && !ha->fw_dump_reading) {
63 ha->fw_dump_reading = 1;
64
65 qla_printk(KERN_INFO, ha,
66 "Raw firmware dump ready for read on (%ld).\n",
67 vha->host_no);
68 }
69 break;
70 case 2:
71 qla2x00_alloc_fw_dump(vha);
72 break;
73 case 3:
74 qla2x00_system_error(vha);
75 break;
76 }
77 return (count);
78 }
79
80 static struct bin_attribute sysfs_fw_dump_attr = {
81 .attr = {
82 .name = "fw_dump",
83 .mode = S_IRUSR | S_IWUSR,
84 },
85 .size = 0,
86 .read = qla2x00_sysfs_read_fw_dump,
87 .write = qla2x00_sysfs_write_fw_dump,
88 };
89
90 static ssize_t
91 qla2x00_sysfs_read_nvram(struct kobject *kobj,
92 struct bin_attribute *bin_attr,
93 char *buf, loff_t off, size_t count)
94 {
95 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
96 struct device, kobj)));
97 struct qla_hw_data *ha = vha->hw;
98
99 if (!capable(CAP_SYS_ADMIN))
100 return 0;
101
102 if (IS_NOCACHE_VPD_TYPE(ha))
103 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
104 ha->nvram_size);
105 return memory_read_from_buffer(buf, count, &off, ha->nvram,
106 ha->nvram_size);
107 }
108
109 static ssize_t
110 qla2x00_sysfs_write_nvram(struct kobject *kobj,
111 struct bin_attribute *bin_attr,
112 char *buf, loff_t off, size_t count)
113 {
114 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
115 struct device, kobj)));
116 struct qla_hw_data *ha = vha->hw;
117 uint16_t cnt;
118
119 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
120 !ha->isp_ops->write_nvram)
121 return 0;
122
123 /* Checksum NVRAM. */
124 if (IS_FWI2_CAPABLE(ha)) {
125 uint32_t *iter;
126 uint32_t chksum;
127
128 iter = (uint32_t *)buf;
129 chksum = 0;
130 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++)
131 chksum += le32_to_cpu(*iter++);
132 chksum = ~chksum + 1;
133 *iter = cpu_to_le32(chksum);
134 } else {
135 uint8_t *iter;
136 uint8_t chksum;
137
138 iter = (uint8_t *)buf;
139 chksum = 0;
140 for (cnt = 0; cnt < count - 1; cnt++)
141 chksum += *iter++;
142 chksum = ~chksum + 1;
143 *iter = chksum;
144 }
145
146 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
147 qla_printk(KERN_WARNING, ha,
148 "HBA not online, failing NVRAM update.\n");
149 return -EAGAIN;
150 }
151
152 /* Write NVRAM. */
153 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count);
154 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base,
155 count);
156
157 /* NVRAM settings take effect immediately. */
158 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
159 qla2xxx_wake_dpc(vha);
160 qla2x00_wait_for_chip_reset(vha);
161
162 return (count);
163 }
164
165 static struct bin_attribute sysfs_nvram_attr = {
166 .attr = {
167 .name = "nvram",
168 .mode = S_IRUSR | S_IWUSR,
169 },
170 .size = 512,
171 .read = qla2x00_sysfs_read_nvram,
172 .write = qla2x00_sysfs_write_nvram,
173 };
174
175 static ssize_t
176 qla2x00_sysfs_read_optrom(struct kobject *kobj,
177 struct bin_attribute *bin_attr,
178 char *buf, loff_t off, size_t count)
179 {
180 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
181 struct device, kobj)));
182 struct qla_hw_data *ha = vha->hw;
183
184 if (ha->optrom_state != QLA_SREADING)
185 return 0;
186
187 return memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
188 ha->optrom_region_size);
189 }
190
191 static ssize_t
192 qla2x00_sysfs_write_optrom(struct kobject *kobj,
193 struct bin_attribute *bin_attr,
194 char *buf, loff_t off, size_t count)
195 {
196 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
197 struct device, kobj)));
198 struct qla_hw_data *ha = vha->hw;
199
200 if (ha->optrom_state != QLA_SWRITING)
201 return -EINVAL;
202 if (off > ha->optrom_region_size)
203 return -ERANGE;
204 if (off + count > ha->optrom_region_size)
205 count = ha->optrom_region_size - off;
206
207 memcpy(&ha->optrom_buffer[off], buf, count);
208
209 return count;
210 }
211
212 static struct bin_attribute sysfs_optrom_attr = {
213 .attr = {
214 .name = "optrom",
215 .mode = S_IRUSR | S_IWUSR,
216 },
217 .size = 0,
218 .read = qla2x00_sysfs_read_optrom,
219 .write = qla2x00_sysfs_write_optrom,
220 };
221
222 static ssize_t
223 qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj,
224 struct bin_attribute *bin_attr,
225 char *buf, loff_t off, size_t count)
226 {
227 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
228 struct device, kobj)));
229 struct qla_hw_data *ha = vha->hw;
230
231 uint32_t start = 0;
232 uint32_t size = ha->optrom_size;
233 int val, valid;
234
235 if (off)
236 return 0;
237
238 if (unlikely(pci_channel_offline(ha->pdev)))
239 return 0;
240
241 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
242 return -EINVAL;
243 if (start > ha->optrom_size)
244 return -EINVAL;
245
246 switch (val) {
247 case 0:
248 if (ha->optrom_state != QLA_SREADING &&
249 ha->optrom_state != QLA_SWRITING)
250 break;
251
252 ha->optrom_state = QLA_SWAITING;
253
254 DEBUG2(qla_printk(KERN_INFO, ha,
255 "Freeing flash region allocation -- 0x%x bytes.\n",
256 ha->optrom_region_size));
257
258 vfree(ha->optrom_buffer);
259 ha->optrom_buffer = NULL;
260 break;
261 case 1:
262 if (ha->optrom_state != QLA_SWAITING)
263 break;
264
265 ha->optrom_region_start = start;
266 ha->optrom_region_size = start + size > ha->optrom_size ?
267 ha->optrom_size - start : size;
268
269 ha->optrom_state = QLA_SREADING;
270 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
271 if (ha->optrom_buffer == NULL) {
272 qla_printk(KERN_WARNING, ha,
273 "Unable to allocate memory for optrom retrieval "
274 "(%x).\n", ha->optrom_region_size);
275
276 ha->optrom_state = QLA_SWAITING;
277 return count;
278 }
279
280 DEBUG2(qla_printk(KERN_INFO, ha,
281 "Reading flash region -- 0x%x/0x%x.\n",
282 ha->optrom_region_start, ha->optrom_region_size));
283
284 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
285 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
286 ha->optrom_region_start, ha->optrom_region_size);
287 break;
288 case 2:
289 if (ha->optrom_state != QLA_SWAITING)
290 break;
291
292 /*
293 * We need to be more restrictive on which FLASH regions are
294 * allowed to be updated via user-space. Regions accessible
295 * via this method include:
296 *
297 * ISP21xx/ISP22xx/ISP23xx type boards:
298 *
299 * 0x000000 -> 0x020000 -- Boot code.
300 *
301 * ISP2322/ISP24xx type boards:
302 *
303 * 0x000000 -> 0x07ffff -- Boot code.
304 * 0x080000 -> 0x0fffff -- Firmware.
305 *
306 * ISP25xx type boards:
307 *
308 * 0x000000 -> 0x07ffff -- Boot code.
309 * 0x080000 -> 0x0fffff -- Firmware.
310 * 0x120000 -> 0x12ffff -- VPD and HBA parameters.
311 */
312 valid = 0;
313 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
314 valid = 1;
315 else if (start == (ha->flt_region_boot * 4) ||
316 start == (ha->flt_region_fw * 4))
317 valid = 1;
318 else if (IS_QLA25XX(ha) || IS_QLA81XX(ha))
319 valid = 1;
320 if (!valid) {
321 qla_printk(KERN_WARNING, ha,
322 "Invalid start region 0x%x/0x%x.\n", start, size);
323 return -EINVAL;
324 }
325
326 ha->optrom_region_start = start;
327 ha->optrom_region_size = start + size > ha->optrom_size ?
328 ha->optrom_size - start : size;
329
330 ha->optrom_state = QLA_SWRITING;
331 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
332 if (ha->optrom_buffer == NULL) {
333 qla_printk(KERN_WARNING, ha,
334 "Unable to allocate memory for optrom update "
335 "(%x).\n", ha->optrom_region_size);
336
337 ha->optrom_state = QLA_SWAITING;
338 return count;
339 }
340
341 DEBUG2(qla_printk(KERN_INFO, ha,
342 "Staging flash region write -- 0x%x/0x%x.\n",
343 ha->optrom_region_start, ha->optrom_region_size));
344
345 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
346 break;
347 case 3:
348 if (ha->optrom_state != QLA_SWRITING)
349 break;
350
351 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
352 qla_printk(KERN_WARNING, ha,
353 "HBA not online, failing flash update.\n");
354 return -EAGAIN;
355 }
356
357 DEBUG2(qla_printk(KERN_INFO, ha,
358 "Writing flash region -- 0x%x/0x%x.\n",
359 ha->optrom_region_start, ha->optrom_region_size));
360
361 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
362 ha->optrom_region_start, ha->optrom_region_size);
363 break;
364 default:
365 count = -EINVAL;
366 }
367 return count;
368 }
369
370 static struct bin_attribute sysfs_optrom_ctl_attr = {
371 .attr = {
372 .name = "optrom_ctl",
373 .mode = S_IWUSR,
374 },
375 .size = 0,
376 .write = qla2x00_sysfs_write_optrom_ctl,
377 };
378
379 static ssize_t
380 qla2x00_sysfs_read_vpd(struct kobject *kobj,
381 struct bin_attribute *bin_attr,
382 char *buf, loff_t off, size_t count)
383 {
384 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
385 struct device, kobj)));
386 struct qla_hw_data *ha = vha->hw;
387
388 if (unlikely(pci_channel_offline(ha->pdev)))
389 return 0;
390
391 if (!capable(CAP_SYS_ADMIN))
392 return 0;
393
394 if (IS_NOCACHE_VPD_TYPE(ha))
395 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
396 ha->vpd_size);
397 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
398 }
399
400 static ssize_t
401 qla2x00_sysfs_write_vpd(struct kobject *kobj,
402 struct bin_attribute *bin_attr,
403 char *buf, loff_t off, size_t count)
404 {
405 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
406 struct device, kobj)));
407 struct qla_hw_data *ha = vha->hw;
408 uint8_t *tmp_data;
409
410 if (unlikely(pci_channel_offline(ha->pdev)))
411 return 0;
412
413 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
414 !ha->isp_ops->write_nvram)
415 return 0;
416
417 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
418 qla_printk(KERN_WARNING, ha,
419 "HBA not online, failing VPD update.\n");
420 return -EAGAIN;
421 }
422
423 /* Write NVRAM. */
424 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
425 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
426
427 /* Update flash version information for 4Gb & above. */
428 if (!IS_FWI2_CAPABLE(ha))
429 goto done;
430
431 tmp_data = vmalloc(256);
432 if (!tmp_data) {
433 qla_printk(KERN_WARNING, ha,
434 "Unable to allocate memory for VPD information update.\n");
435 goto done;
436 }
437 ha->isp_ops->get_flash_version(vha, tmp_data);
438 vfree(tmp_data);
439 done:
440 return count;
441 }
442
443 static struct bin_attribute sysfs_vpd_attr = {
444 .attr = {
445 .name = "vpd",
446 .mode = S_IRUSR | S_IWUSR,
447 },
448 .size = 0,
449 .read = qla2x00_sysfs_read_vpd,
450 .write = qla2x00_sysfs_write_vpd,
451 };
452
453 static ssize_t
454 qla2x00_sysfs_read_sfp(struct kobject *kobj,
455 struct bin_attribute *bin_attr,
456 char *buf, loff_t off, size_t count)
457 {
458 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
459 struct device, kobj)));
460 struct qla_hw_data *ha = vha->hw;
461 uint16_t iter, addr, offset;
462 int rval;
463
464 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
465 return 0;
466
467 if (ha->sfp_data)
468 goto do_read;
469
470 ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
471 &ha->sfp_data_dma);
472 if (!ha->sfp_data) {
473 qla_printk(KERN_WARNING, ha,
474 "Unable to allocate memory for SFP read-data.\n");
475 return 0;
476 }
477
478 do_read:
479 memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
480 addr = 0xa0;
481 for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE;
482 iter++, offset += SFP_BLOCK_SIZE) {
483 if (iter == 4) {
484 /* Skip to next device address. */
485 addr = 0xa2;
486 offset = 0;
487 }
488
489 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, addr, offset,
490 SFP_BLOCK_SIZE);
491 if (rval != QLA_SUCCESS) {
492 qla_printk(KERN_WARNING, ha,
493 "Unable to read SFP data (%x/%x/%x).\n", rval,
494 addr, offset);
495 count = 0;
496 break;
497 }
498 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
499 buf += SFP_BLOCK_SIZE;
500 }
501
502 return count;
503 }
504
505 static struct bin_attribute sysfs_sfp_attr = {
506 .attr = {
507 .name = "sfp",
508 .mode = S_IRUSR | S_IWUSR,
509 },
510 .size = SFP_DEV_SIZE * 2,
511 .read = qla2x00_sysfs_read_sfp,
512 };
513
514 static ssize_t
515 qla2x00_sysfs_write_reset(struct kobject *kobj,
516 struct bin_attribute *bin_attr,
517 char *buf, loff_t off, size_t count)
518 {
519 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
520 struct device, kobj)));
521 struct qla_hw_data *ha = vha->hw;
522 int type;
523
524 if (off != 0)
525 return 0;
526
527 type = simple_strtol(buf, NULL, 10);
528 switch (type) {
529 case 0x2025c:
530 qla_printk(KERN_INFO, ha,
531 "Issuing ISP reset on (%ld).\n", vha->host_no);
532
533 scsi_block_requests(vha->host);
534 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
535 qla2xxx_wake_dpc(vha);
536 qla2x00_wait_for_chip_reset(vha);
537 scsi_unblock_requests(vha->host);
538 break;
539 case 0x2025d:
540 if (!IS_QLA81XX(ha))
541 break;
542
543 qla_printk(KERN_INFO, ha,
544 "Issuing MPI reset on (%ld).\n", vha->host_no);
545
546 /* Make sure FC side is not in reset */
547 qla2x00_wait_for_hba_online(vha);
548
549 /* Issue MPI reset */
550 scsi_block_requests(vha->host);
551 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
552 qla_printk(KERN_WARNING, ha,
553 "MPI reset failed on (%ld).\n", vha->host_no);
554 scsi_unblock_requests(vha->host);
555 break;
556 }
557 return count;
558 }
559
560 static struct bin_attribute sysfs_reset_attr = {
561 .attr = {
562 .name = "reset",
563 .mode = S_IWUSR,
564 },
565 .size = 0,
566 .write = qla2x00_sysfs_write_reset,
567 };
568
569 static ssize_t
570 qla2x00_sysfs_write_edc(struct kobject *kobj,
571 struct bin_attribute *bin_attr,
572 char *buf, loff_t off, size_t count)
573 {
574 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
575 struct device, kobj)));
576 struct qla_hw_data *ha = vha->hw;
577 uint16_t dev, adr, opt, len;
578 int rval;
579
580 ha->edc_data_len = 0;
581
582 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
583 return 0;
584
585 if (!ha->edc_data) {
586 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
587 &ha->edc_data_dma);
588 if (!ha->edc_data) {
589 DEBUG2(qla_printk(KERN_INFO, ha,
590 "Unable to allocate memory for EDC write.\n"));
591 return 0;
592 }
593 }
594
595 dev = le16_to_cpup((void *)&buf[0]);
596 adr = le16_to_cpup((void *)&buf[2]);
597 opt = le16_to_cpup((void *)&buf[4]);
598 len = le16_to_cpup((void *)&buf[6]);
599
600 if (!(opt & BIT_0))
601 if (len == 0 || len > DMA_POOL_SIZE || len > count - 8)
602 return -EINVAL;
603
604 memcpy(ha->edc_data, &buf[8], len);
605
606 rval = qla2x00_write_edc(vha, dev, adr, ha->edc_data_dma,
607 ha->edc_data, len, opt);
608 if (rval != QLA_SUCCESS) {
609 DEBUG2(qla_printk(KERN_INFO, ha,
610 "Unable to write EDC (%x) %02x:%02x:%04x:%02x:%02x.\n",
611 rval, dev, adr, opt, len, *buf));
612 return 0;
613 }
614
615 return count;
616 }
617
618 static struct bin_attribute sysfs_edc_attr = {
619 .attr = {
620 .name = "edc",
621 .mode = S_IWUSR,
622 },
623 .size = 0,
624 .write = qla2x00_sysfs_write_edc,
625 };
626
627 static ssize_t
628 qla2x00_sysfs_write_edc_status(struct kobject *kobj,
629 struct bin_attribute *bin_attr,
630 char *buf, loff_t off, size_t count)
631 {
632 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
633 struct device, kobj)));
634 struct qla_hw_data *ha = vha->hw;
635 uint16_t dev, adr, opt, len;
636 int rval;
637
638 ha->edc_data_len = 0;
639
640 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
641 return 0;
642
643 if (!ha->edc_data) {
644 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
645 &ha->edc_data_dma);
646 if (!ha->edc_data) {
647 DEBUG2(qla_printk(KERN_INFO, ha,
648 "Unable to allocate memory for EDC status.\n"));
649 return 0;
650 }
651 }
652
653 dev = le16_to_cpup((void *)&buf[0]);
654 adr = le16_to_cpup((void *)&buf[2]);
655 opt = le16_to_cpup((void *)&buf[4]);
656 len = le16_to_cpup((void *)&buf[6]);
657
658 if (!(opt & BIT_0))
659 if (len == 0 || len > DMA_POOL_SIZE)
660 return -EINVAL;
661
662 memset(ha->edc_data, 0, len);
663 rval = qla2x00_read_edc(vha, dev, adr, ha->edc_data_dma,
664 ha->edc_data, len, opt);
665 if (rval != QLA_SUCCESS) {
666 DEBUG2(qla_printk(KERN_INFO, ha,
667 "Unable to write EDC status (%x) %02x:%02x:%04x:%02x.\n",
668 rval, dev, adr, opt, len));
669 return 0;
670 }
671
672 ha->edc_data_len = len;
673
674 return count;
675 }
676
677 static ssize_t
678 qla2x00_sysfs_read_edc_status(struct kobject *kobj,
679 struct bin_attribute *bin_attr,
680 char *buf, loff_t off, size_t count)
681 {
682 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
683 struct device, kobj)));
684 struct qla_hw_data *ha = vha->hw;
685
686 if (!capable(CAP_SYS_ADMIN) || off != 0 || count == 0)
687 return 0;
688
689 if (!ha->edc_data || ha->edc_data_len == 0 || ha->edc_data_len > count)
690 return -EINVAL;
691
692 memcpy(buf, ha->edc_data, ha->edc_data_len);
693
694 return ha->edc_data_len;
695 }
696
697 static struct bin_attribute sysfs_edc_status_attr = {
698 .attr = {
699 .name = "edc_status",
700 .mode = S_IRUSR | S_IWUSR,
701 },
702 .size = 0,
703 .write = qla2x00_sysfs_write_edc_status,
704 .read = qla2x00_sysfs_read_edc_status,
705 };
706
707 static ssize_t
708 qla2x00_sysfs_read_xgmac_stats(struct kobject *kobj,
709 struct bin_attribute *bin_attr,
710 char *buf, loff_t off, size_t count)
711 {
712 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
713 struct device, kobj)));
714 struct qla_hw_data *ha = vha->hw;
715 int rval;
716 uint16_t actual_size;
717
718 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
719 return 0;
720
721 if (ha->xgmac_data)
722 goto do_read;
723
724 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
725 &ha->xgmac_data_dma, GFP_KERNEL);
726 if (!ha->xgmac_data) {
727 qla_printk(KERN_WARNING, ha,
728 "Unable to allocate memory for XGMAC read-data.\n");
729 return 0;
730 }
731
732 do_read:
733 actual_size = 0;
734 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
735
736 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
737 XGMAC_DATA_SIZE, &actual_size);
738 if (rval != QLA_SUCCESS) {
739 qla_printk(KERN_WARNING, ha,
740 "Unable to read XGMAC data (%x).\n", rval);
741 count = 0;
742 }
743
744 count = actual_size > count ? count: actual_size;
745 memcpy(buf, ha->xgmac_data, count);
746
747 return count;
748 }
749
750 static struct bin_attribute sysfs_xgmac_stats_attr = {
751 .attr = {
752 .name = "xgmac_stats",
753 .mode = S_IRUSR,
754 },
755 .size = 0,
756 .read = qla2x00_sysfs_read_xgmac_stats,
757 };
758
759 static ssize_t
760 qla2x00_sysfs_read_dcbx_tlv(struct kobject *kobj,
761 struct bin_attribute *bin_attr,
762 char *buf, loff_t off, size_t count)
763 {
764 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
765 struct device, kobj)));
766 struct qla_hw_data *ha = vha->hw;
767 int rval;
768 uint16_t actual_size;
769
770 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
771 return 0;
772
773 if (ha->dcbx_tlv)
774 goto do_read;
775
776 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
777 &ha->dcbx_tlv_dma, GFP_KERNEL);
778 if (!ha->dcbx_tlv) {
779 qla_printk(KERN_WARNING, ha,
780 "Unable to allocate memory for DCBX TLV read-data.\n");
781 return 0;
782 }
783
784 do_read:
785 actual_size = 0;
786 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
787
788 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
789 DCBX_TLV_DATA_SIZE);
790 if (rval != QLA_SUCCESS) {
791 qla_printk(KERN_WARNING, ha,
792 "Unable to read DCBX TLV data (%x).\n", rval);
793 count = 0;
794 }
795
796 memcpy(buf, ha->dcbx_tlv, count);
797
798 return count;
799 }
800
801 static struct bin_attribute sysfs_dcbx_tlv_attr = {
802 .attr = {
803 .name = "dcbx_tlv",
804 .mode = S_IRUSR,
805 },
806 .size = 0,
807 .read = qla2x00_sysfs_read_dcbx_tlv,
808 };
809
810 static struct sysfs_entry {
811 char *name;
812 struct bin_attribute *attr;
813 int is4GBp_only;
814 } bin_file_entries[] = {
815 { "fw_dump", &sysfs_fw_dump_attr, },
816 { "nvram", &sysfs_nvram_attr, },
817 { "optrom", &sysfs_optrom_attr, },
818 { "optrom_ctl", &sysfs_optrom_ctl_attr, },
819 { "vpd", &sysfs_vpd_attr, 1 },
820 { "sfp", &sysfs_sfp_attr, 1 },
821 { "reset", &sysfs_reset_attr, },
822 { "edc", &sysfs_edc_attr, 2 },
823 { "edc_status", &sysfs_edc_status_attr, 2 },
824 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
825 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
826 { NULL },
827 };
828
829 void
830 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
831 {
832 struct Scsi_Host *host = vha->host;
833 struct sysfs_entry *iter;
834 int ret;
835
836 for (iter = bin_file_entries; iter->name; iter++) {
837 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
838 continue;
839 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
840 continue;
841 if (iter->is4GBp_only == 3 && !IS_QLA81XX(vha->hw))
842 continue;
843
844 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
845 iter->attr);
846 if (ret)
847 qla_printk(KERN_INFO, vha->hw,
848 "Unable to create sysfs %s binary attribute "
849 "(%d).\n", iter->name, ret);
850 }
851 }
852
853 void
854 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha)
855 {
856 struct Scsi_Host *host = vha->host;
857 struct sysfs_entry *iter;
858 struct qla_hw_data *ha = vha->hw;
859
860 for (iter = bin_file_entries; iter->name; iter++) {
861 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
862 continue;
863 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
864 continue;
865 if (iter->is4GBp_only == 3 && !IS_QLA81XX(ha))
866 continue;
867
868 sysfs_remove_bin_file(&host->shost_gendev.kobj,
869 iter->attr);
870 }
871
872 if (ha->beacon_blink_led == 1)
873 ha->isp_ops->beacon_off(vha);
874 }
875
876 /* Scsi_Host attributes. */
877
878 static ssize_t
879 qla2x00_drvr_version_show(struct device *dev,
880 struct device_attribute *attr, char *buf)
881 {
882 return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
883 }
884
885 static ssize_t
886 qla2x00_fw_version_show(struct device *dev,
887 struct device_attribute *attr, char *buf)
888 {
889 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
890 struct qla_hw_data *ha = vha->hw;
891 char fw_str[128];
892
893 return snprintf(buf, PAGE_SIZE, "%s\n",
894 ha->isp_ops->fw_version_str(vha, fw_str));
895 }
896
897 static ssize_t
898 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
899 char *buf)
900 {
901 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
902 struct qla_hw_data *ha = vha->hw;
903 uint32_t sn;
904
905 if (IS_FWI2_CAPABLE(ha)) {
906 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
907 return snprintf(buf, PAGE_SIZE, "%s\n", buf);
908 }
909
910 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
911 return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
912 sn % 100000);
913 }
914
915 static ssize_t
916 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
917 char *buf)
918 {
919 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
920 return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
921 }
922
923 static ssize_t
924 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
925 char *buf)
926 {
927 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
928 struct qla_hw_data *ha = vha->hw;
929 return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
930 ha->product_id[0], ha->product_id[1], ha->product_id[2],
931 ha->product_id[3]);
932 }
933
934 static ssize_t
935 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
936 char *buf)
937 {
938 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
939 return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
940 }
941
942 static ssize_t
943 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
944 char *buf)
945 {
946 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
947 return snprintf(buf, PAGE_SIZE, "%s\n",
948 vha->hw->model_desc ? vha->hw->model_desc : "");
949 }
950
951 static ssize_t
952 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
953 char *buf)
954 {
955 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
956 char pci_info[30];
957
958 return snprintf(buf, PAGE_SIZE, "%s\n",
959 vha->hw->isp_ops->pci_info_str(vha, pci_info));
960 }
961
962 static ssize_t
963 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
964 char *buf)
965 {
966 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
967 struct qla_hw_data *ha = vha->hw;
968 int len = 0;
969
970 if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
971 atomic_read(&vha->loop_state) == LOOP_DEAD)
972 len = snprintf(buf, PAGE_SIZE, "Link Down\n");
973 else if (atomic_read(&vha->loop_state) != LOOP_READY ||
974 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
975 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
976 len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
977 else {
978 len = snprintf(buf, PAGE_SIZE, "Link Up - ");
979
980 switch (ha->current_topology) {
981 case ISP_CFG_NL:
982 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
983 break;
984 case ISP_CFG_FL:
985 len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
986 break;
987 case ISP_CFG_N:
988 len += snprintf(buf + len, PAGE_SIZE-len,
989 "N_Port to N_Port\n");
990 break;
991 case ISP_CFG_F:
992 len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
993 break;
994 default:
995 len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
996 break;
997 }
998 }
999 return len;
1000 }
1001
1002 static ssize_t
1003 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1004 char *buf)
1005 {
1006 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1007 int len = 0;
1008
1009 switch (vha->hw->zio_mode) {
1010 case QLA_ZIO_MODE_6:
1011 len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1012 break;
1013 case QLA_ZIO_DISABLED:
1014 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1015 break;
1016 }
1017 return len;
1018 }
1019
1020 static ssize_t
1021 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1022 const char *buf, size_t count)
1023 {
1024 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1025 struct qla_hw_data *ha = vha->hw;
1026 int val = 0;
1027 uint16_t zio_mode;
1028
1029 if (!IS_ZIO_SUPPORTED(ha))
1030 return -ENOTSUPP;
1031
1032 if (sscanf(buf, "%d", &val) != 1)
1033 return -EINVAL;
1034
1035 if (val)
1036 zio_mode = QLA_ZIO_MODE_6;
1037 else
1038 zio_mode = QLA_ZIO_DISABLED;
1039
1040 /* Update per-hba values and queue a reset. */
1041 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1042 ha->zio_mode = zio_mode;
1043 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1044 }
1045 return strlen(buf);
1046 }
1047
1048 static ssize_t
1049 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1050 char *buf)
1051 {
1052 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1053
1054 return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1055 }
1056
1057 static ssize_t
1058 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1059 const char *buf, size_t count)
1060 {
1061 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1062 int val = 0;
1063 uint16_t zio_timer;
1064
1065 if (sscanf(buf, "%d", &val) != 1)
1066 return -EINVAL;
1067 if (val > 25500 || val < 100)
1068 return -ERANGE;
1069
1070 zio_timer = (uint16_t)(val / 100);
1071 vha->hw->zio_timer = zio_timer;
1072
1073 return strlen(buf);
1074 }
1075
1076 static ssize_t
1077 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1078 char *buf)
1079 {
1080 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1081 int len = 0;
1082
1083 if (vha->hw->beacon_blink_led)
1084 len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1085 else
1086 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1087 return len;
1088 }
1089
1090 static ssize_t
1091 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1092 const char *buf, size_t count)
1093 {
1094 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1095 struct qla_hw_data *ha = vha->hw;
1096 int val = 0;
1097 int rval;
1098
1099 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1100 return -EPERM;
1101
1102 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1103 qla_printk(KERN_WARNING, ha,
1104 "Abort ISP active -- ignoring beacon request.\n");
1105 return -EBUSY;
1106 }
1107
1108 if (sscanf(buf, "%d", &val) != 1)
1109 return -EINVAL;
1110
1111 if (val)
1112 rval = ha->isp_ops->beacon_on(vha);
1113 else
1114 rval = ha->isp_ops->beacon_off(vha);
1115
1116 if (rval != QLA_SUCCESS)
1117 count = 0;
1118
1119 return count;
1120 }
1121
1122 static ssize_t
1123 qla2x00_optrom_bios_version_show(struct device *dev,
1124 struct device_attribute *attr, char *buf)
1125 {
1126 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1127 struct qla_hw_data *ha = vha->hw;
1128 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1129 ha->bios_revision[0]);
1130 }
1131
1132 static ssize_t
1133 qla2x00_optrom_efi_version_show(struct device *dev,
1134 struct device_attribute *attr, char *buf)
1135 {
1136 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1137 struct qla_hw_data *ha = vha->hw;
1138 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1139 ha->efi_revision[0]);
1140 }
1141
1142 static ssize_t
1143 qla2x00_optrom_fcode_version_show(struct device *dev,
1144 struct device_attribute *attr, char *buf)
1145 {
1146 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1147 struct qla_hw_data *ha = vha->hw;
1148 return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1149 ha->fcode_revision[0]);
1150 }
1151
1152 static ssize_t
1153 qla2x00_optrom_fw_version_show(struct device *dev,
1154 struct device_attribute *attr, char *buf)
1155 {
1156 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1157 struct qla_hw_data *ha = vha->hw;
1158 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1159 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1160 ha->fw_revision[3]);
1161 }
1162
1163 static ssize_t
1164 qla2x00_total_isp_aborts_show(struct device *dev,
1165 struct device_attribute *attr, char *buf)
1166 {
1167 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1168 struct qla_hw_data *ha = vha->hw;
1169 return snprintf(buf, PAGE_SIZE, "%d\n",
1170 ha->qla_stats.total_isp_aborts);
1171 }
1172
1173 static ssize_t
1174 qla24xx_84xx_fw_version_show(struct device *dev,
1175 struct device_attribute *attr, char *buf)
1176 {
1177 int rval = QLA_SUCCESS;
1178 uint16_t status[2] = {0, 0};
1179 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1180 struct qla_hw_data *ha = vha->hw;
1181
1182 if (IS_QLA84XX(ha) && ha->cs84xx) {
1183 if (ha->cs84xx->op_fw_version == 0) {
1184 rval = qla84xx_verify_chip(vha, status);
1185 }
1186
1187 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1188 return snprintf(buf, PAGE_SIZE, "%u\n",
1189 (uint32_t)ha->cs84xx->op_fw_version);
1190 }
1191
1192 return snprintf(buf, PAGE_SIZE, "\n");
1193 }
1194
1195 static ssize_t
1196 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1197 char *buf)
1198 {
1199 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1200 struct qla_hw_data *ha = vha->hw;
1201
1202 if (!IS_QLA81XX(ha))
1203 return snprintf(buf, PAGE_SIZE, "\n");
1204
1205 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1206 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1207 ha->mpi_capabilities);
1208 }
1209
1210 static ssize_t
1211 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1212 char *buf)
1213 {
1214 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1215 struct qla_hw_data *ha = vha->hw;
1216
1217 if (!IS_QLA81XX(ha))
1218 return snprintf(buf, PAGE_SIZE, "\n");
1219
1220 return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1221 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1222 }
1223
1224 static ssize_t
1225 qla2x00_flash_block_size_show(struct device *dev,
1226 struct device_attribute *attr, char *buf)
1227 {
1228 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1229 struct qla_hw_data *ha = vha->hw;
1230
1231 return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1232 }
1233
1234 static ssize_t
1235 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1236 char *buf)
1237 {
1238 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1239
1240 if (!IS_QLA81XX(vha->hw))
1241 return snprintf(buf, PAGE_SIZE, "\n");
1242
1243 return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1244 }
1245
1246 static ssize_t
1247 qla2x00_vn_port_mac_address_show(struct device *dev,
1248 struct device_attribute *attr, char *buf)
1249 {
1250 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1251
1252 if (!IS_QLA81XX(vha->hw))
1253 return snprintf(buf, PAGE_SIZE, "\n");
1254
1255 return snprintf(buf, PAGE_SIZE, "%02x:%02x:%02x:%02x:%02x:%02x\n",
1256 vha->fcoe_vn_port_mac[5], vha->fcoe_vn_port_mac[4],
1257 vha->fcoe_vn_port_mac[3], vha->fcoe_vn_port_mac[2],
1258 vha->fcoe_vn_port_mac[1], vha->fcoe_vn_port_mac[0]);
1259 }
1260
1261 static ssize_t
1262 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1263 char *buf)
1264 {
1265 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1266
1267 return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1268 }
1269
1270 static ssize_t
1271 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1272 char *buf)
1273 {
1274 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1275 int rval = QLA_FUNCTION_FAILED;
1276 uint16_t state[5];
1277
1278 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1279 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1280 DEBUG2_3_11(printk("%s(%ld): isp reset in progress.\n",
1281 __func__, vha->host_no));
1282 else if (!vha->hw->flags.eeh_busy)
1283 rval = qla2x00_get_firmware_state(vha, state);
1284 if (rval != QLA_SUCCESS)
1285 memset(state, -1, sizeof(state));
1286
1287 return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1288 state[1], state[2], state[3], state[4]);
1289 }
1290
1291 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1292 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1293 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1294 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1295 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1296 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1297 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1298 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1299 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1300 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1301 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1302 qla2x00_zio_timer_store);
1303 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1304 qla2x00_beacon_store);
1305 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1306 qla2x00_optrom_bios_version_show, NULL);
1307 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1308 qla2x00_optrom_efi_version_show, NULL);
1309 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1310 qla2x00_optrom_fcode_version_show, NULL);
1311 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1312 NULL);
1313 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1314 NULL);
1315 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1316 NULL);
1317 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1318 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1319 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1320 NULL);
1321 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1322 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1323 qla2x00_vn_port_mac_address_show, NULL);
1324 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1325 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1326
1327 struct device_attribute *qla2x00_host_attrs[] = {
1328 &dev_attr_driver_version,
1329 &dev_attr_fw_version,
1330 &dev_attr_serial_num,
1331 &dev_attr_isp_name,
1332 &dev_attr_isp_id,
1333 &dev_attr_model_name,
1334 &dev_attr_model_desc,
1335 &dev_attr_pci_info,
1336 &dev_attr_link_state,
1337 &dev_attr_zio,
1338 &dev_attr_zio_timer,
1339 &dev_attr_beacon,
1340 &dev_attr_optrom_bios_version,
1341 &dev_attr_optrom_efi_version,
1342 &dev_attr_optrom_fcode_version,
1343 &dev_attr_optrom_fw_version,
1344 &dev_attr_84xx_fw_version,
1345 &dev_attr_total_isp_aborts,
1346 &dev_attr_mpi_version,
1347 &dev_attr_phy_version,
1348 &dev_attr_flash_block_size,
1349 &dev_attr_vlan_id,
1350 &dev_attr_vn_port_mac_address,
1351 &dev_attr_fabric_param,
1352 &dev_attr_fw_state,
1353 NULL,
1354 };
1355
1356 /* Host attributes. */
1357
1358 static void
1359 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1360 {
1361 scsi_qla_host_t *vha = shost_priv(shost);
1362
1363 fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1364 vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1365 }
1366
1367 static void
1368 qla2x00_get_host_speed(struct Scsi_Host *shost)
1369 {
1370 struct qla_hw_data *ha = ((struct scsi_qla_host *)
1371 (shost_priv(shost)))->hw;
1372 u32 speed = FC_PORTSPEED_UNKNOWN;
1373
1374 switch (ha->link_data_rate) {
1375 case PORT_SPEED_1GB:
1376 speed = FC_PORTSPEED_1GBIT;
1377 break;
1378 case PORT_SPEED_2GB:
1379 speed = FC_PORTSPEED_2GBIT;
1380 break;
1381 case PORT_SPEED_4GB:
1382 speed = FC_PORTSPEED_4GBIT;
1383 break;
1384 case PORT_SPEED_8GB:
1385 speed = FC_PORTSPEED_8GBIT;
1386 break;
1387 case PORT_SPEED_10GB:
1388 speed = FC_PORTSPEED_10GBIT;
1389 break;
1390 }
1391 fc_host_speed(shost) = speed;
1392 }
1393
1394 static void
1395 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1396 {
1397 scsi_qla_host_t *vha = shost_priv(shost);
1398 uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1399
1400 if (vha->vp_idx) {
1401 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1402 return;
1403 }
1404 switch (vha->hw->current_topology) {
1405 case ISP_CFG_NL:
1406 port_type = FC_PORTTYPE_LPORT;
1407 break;
1408 case ISP_CFG_FL:
1409 port_type = FC_PORTTYPE_NLPORT;
1410 break;
1411 case ISP_CFG_N:
1412 port_type = FC_PORTTYPE_PTP;
1413 break;
1414 case ISP_CFG_F:
1415 port_type = FC_PORTTYPE_NPORT;
1416 break;
1417 }
1418 fc_host_port_type(shost) = port_type;
1419 }
1420
1421 static void
1422 qla2x00_get_starget_node_name(struct scsi_target *starget)
1423 {
1424 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1425 scsi_qla_host_t *vha = shost_priv(host);
1426 fc_port_t *fcport;
1427 u64 node_name = 0;
1428
1429 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1430 if (fcport->rport &&
1431 starget->id == fcport->rport->scsi_target_id) {
1432 node_name = wwn_to_u64(fcport->node_name);
1433 break;
1434 }
1435 }
1436
1437 fc_starget_node_name(starget) = node_name;
1438 }
1439
1440 static void
1441 qla2x00_get_starget_port_name(struct scsi_target *starget)
1442 {
1443 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1444 scsi_qla_host_t *vha = shost_priv(host);
1445 fc_port_t *fcport;
1446 u64 port_name = 0;
1447
1448 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1449 if (fcport->rport &&
1450 starget->id == fcport->rport->scsi_target_id) {
1451 port_name = wwn_to_u64(fcport->port_name);
1452 break;
1453 }
1454 }
1455
1456 fc_starget_port_name(starget) = port_name;
1457 }
1458
1459 static void
1460 qla2x00_get_starget_port_id(struct scsi_target *starget)
1461 {
1462 struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1463 scsi_qla_host_t *vha = shost_priv(host);
1464 fc_port_t *fcport;
1465 uint32_t port_id = ~0U;
1466
1467 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1468 if (fcport->rport &&
1469 starget->id == fcport->rport->scsi_target_id) {
1470 port_id = fcport->d_id.b.domain << 16 |
1471 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1472 break;
1473 }
1474 }
1475
1476 fc_starget_port_id(starget) = port_id;
1477 }
1478
1479 static void
1480 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1481 {
1482 if (timeout)
1483 rport->dev_loss_tmo = timeout;
1484 else
1485 rport->dev_loss_tmo = 1;
1486 }
1487
1488 static void
1489 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1490 {
1491 struct Scsi_Host *host = rport_to_shost(rport);
1492 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1493
1494 if (!fcport)
1495 return;
1496
1497 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1498 return;
1499
1500 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1501 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1502 return;
1503 }
1504
1505 /*
1506 * Transport has effectively 'deleted' the rport, clear
1507 * all local references.
1508 */
1509 spin_lock_irq(host->host_lock);
1510 fcport->rport = NULL;
1511 *((fc_port_t **)rport->dd_data) = NULL;
1512 spin_unlock_irq(host->host_lock);
1513 }
1514
1515 static void
1516 qla2x00_terminate_rport_io(struct fc_rport *rport)
1517 {
1518 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1519
1520 if (!fcport)
1521 return;
1522
1523 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1524 return;
1525
1526 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1527 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1528 return;
1529 }
1530 /*
1531 * At this point all fcport's software-states are cleared. Perform any
1532 * final cleanup of firmware resources (PCBs and XCBs).
1533 */
1534 if (fcport->loop_id != FC_NO_LOOP_ID &&
1535 !test_bit(UNLOADING, &fcport->vha->dpc_flags))
1536 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1537 fcport->loop_id, fcport->d_id.b.domain,
1538 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1539 }
1540
1541 static int
1542 qla2x00_issue_lip(struct Scsi_Host *shost)
1543 {
1544 scsi_qla_host_t *vha = shost_priv(shost);
1545
1546 qla2x00_loop_reset(vha);
1547 return 0;
1548 }
1549
1550 static struct fc_host_statistics *
1551 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1552 {
1553 scsi_qla_host_t *vha = shost_priv(shost);
1554 struct qla_hw_data *ha = vha->hw;
1555 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1556 int rval;
1557 struct link_statistics *stats;
1558 dma_addr_t stats_dma;
1559 struct fc_host_statistics *pfc_host_stat;
1560
1561 pfc_host_stat = &ha->fc_host_stat;
1562 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1563
1564 if (test_bit(UNLOADING, &vha->dpc_flags))
1565 goto done;
1566
1567 if (unlikely(pci_channel_offline(ha->pdev)))
1568 goto done;
1569
1570 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1571 if (stats == NULL) {
1572 DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
1573 __func__, base_vha->host_no));
1574 goto done;
1575 }
1576 memset(stats, 0, DMA_POOL_SIZE);
1577
1578 rval = QLA_FUNCTION_FAILED;
1579 if (IS_FWI2_CAPABLE(ha)) {
1580 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1581 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1582 !test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) &&
1583 !test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
1584 !ha->dpc_active) {
1585 /* Must be in a 'READY' state for statistics retrieval. */
1586 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1587 stats, stats_dma);
1588 }
1589
1590 if (rval != QLA_SUCCESS)
1591 goto done_free;
1592
1593 pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1594 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1595 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1596 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1597 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1598 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1599 if (IS_FWI2_CAPABLE(ha)) {
1600 pfc_host_stat->lip_count = stats->lip_cnt;
1601 pfc_host_stat->tx_frames = stats->tx_frames;
1602 pfc_host_stat->rx_frames = stats->rx_frames;
1603 pfc_host_stat->dumped_frames = stats->dumped_frames;
1604 pfc_host_stat->nos_count = stats->nos_rcvd;
1605 }
1606 pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20;
1607 pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20;
1608
1609 done_free:
1610 dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1611 done:
1612 return pfc_host_stat;
1613 }
1614
1615 static void
1616 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1617 {
1618 scsi_qla_host_t *vha = shost_priv(shost);
1619
1620 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1621 }
1622
1623 static void
1624 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1625 {
1626 scsi_qla_host_t *vha = shost_priv(shost);
1627
1628 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1629 }
1630
1631 static void
1632 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1633 {
1634 scsi_qla_host_t *vha = shost_priv(shost);
1635 u64 node_name;
1636
1637 if (vha->device_flags & SWITCH_FOUND)
1638 node_name = wwn_to_u64(vha->fabric_node_name);
1639 else
1640 node_name = wwn_to_u64(vha->node_name);
1641
1642 fc_host_fabric_name(shost) = node_name;
1643 }
1644
1645 static void
1646 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1647 {
1648 scsi_qla_host_t *vha = shost_priv(shost);
1649 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1650
1651 if (!base_vha->flags.online)
1652 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1653 else if (atomic_read(&base_vha->loop_state) == LOOP_TIMEOUT)
1654 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1655 else
1656 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1657 }
1658
1659 static int
1660 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1661 {
1662 int ret = 0;
1663 uint8_t qos = 0;
1664 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1665 scsi_qla_host_t *vha = NULL;
1666 struct qla_hw_data *ha = base_vha->hw;
1667 uint16_t options = 0;
1668 int cnt;
1669 struct req_que *req = ha->req_q_map[0];
1670
1671 ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1672 if (ret) {
1673 DEBUG15(printk("qla24xx_vport_create_req_sanity_check failed, "
1674 "status %x\n", ret));
1675 return (ret);
1676 }
1677
1678 vha = qla24xx_create_vhost(fc_vport);
1679 if (vha == NULL) {
1680 DEBUG15(printk ("qla24xx_create_vhost failed, vha = %p\n",
1681 vha));
1682 return FC_VPORT_FAILED;
1683 }
1684 if (disable) {
1685 atomic_set(&vha->vp_state, VP_OFFLINE);
1686 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1687 } else
1688 atomic_set(&vha->vp_state, VP_FAILED);
1689
1690 /* ready to create vport */
1691 qla_printk(KERN_INFO, vha->hw, "VP entry id %d assigned.\n",
1692 vha->vp_idx);
1693
1694 /* initialized vport states */
1695 atomic_set(&vha->loop_state, LOOP_DOWN);
1696 vha->vp_err_state= VP_ERR_PORTDWN;
1697 vha->vp_prev_err_state= VP_ERR_UNKWN;
1698 /* Check if physical ha port is Up */
1699 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1700 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1701 /* Don't retry or attempt login of this virtual port */
1702 DEBUG15(printk ("scsi(%ld): pport loop_state is not UP.\n",
1703 base_vha->host_no));
1704 atomic_set(&vha->loop_state, LOOP_DEAD);
1705 if (!disable)
1706 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1707 }
1708
1709 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1710 &ha->pdev->dev)) {
1711 DEBUG15(printk("scsi(%ld): scsi_add_host failure for VP[%d].\n",
1712 vha->host_no, vha->vp_idx));
1713 goto vport_create_failed_2;
1714 }
1715
1716 /* initialize attributes */
1717 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1718 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1719 fc_host_supported_classes(vha->host) =
1720 fc_host_supported_classes(base_vha->host);
1721 fc_host_supported_speeds(vha->host) =
1722 fc_host_supported_speeds(base_vha->host);
1723
1724 qla24xx_vport_disable(fc_vport, disable);
1725
1726 if (ha->flags.cpu_affinity_enabled) {
1727 req = ha->req_q_map[1];
1728 goto vport_queue;
1729 } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1730 goto vport_queue;
1731 /* Create a request queue in QoS mode for the vport */
1732 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1733 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1734 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1735 8) == 0) {
1736 qos = ha->npiv_info[cnt].q_qos;
1737 break;
1738 }
1739 }
1740 if (qos) {
1741 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1742 qos);
1743 if (!ret)
1744 qla_printk(KERN_WARNING, ha,
1745 "Can't create request queue for vp_idx:%d\n",
1746 vha->vp_idx);
1747 else {
1748 DEBUG2(qla_printk(KERN_INFO, ha,
1749 "Request Que:%d (QoS: %d) created for vp_idx:%d\n",
1750 ret, qos, vha->vp_idx));
1751 req = ha->req_q_map[ret];
1752 }
1753 }
1754
1755 vport_queue:
1756 vha->req = req;
1757 return 0;
1758
1759 vport_create_failed_2:
1760 qla24xx_disable_vp(vha);
1761 qla24xx_deallocate_vp_id(vha);
1762 scsi_host_put(vha->host);
1763 return FC_VPORT_FAILED;
1764 }
1765
1766 static int
1767 qla24xx_vport_delete(struct fc_vport *fc_vport)
1768 {
1769 scsi_qla_host_t *vha = fc_vport->dd_data;
1770 fc_port_t *fcport, *tfcport;
1771 struct qla_hw_data *ha = vha->hw;
1772 uint16_t id = vha->vp_idx;
1773
1774 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1775 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1776 msleep(1000);
1777
1778 qla24xx_disable_vp(vha);
1779
1780 fc_remove_host(vha->host);
1781
1782 scsi_remove_host(vha->host);
1783
1784 list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) {
1785 list_del(&fcport->list);
1786 kfree(fcport);
1787 fcport = NULL;
1788 }
1789
1790 qla24xx_deallocate_vp_id(vha);
1791
1792 mutex_lock(&ha->vport_lock);
1793 ha->cur_vport_count--;
1794 clear_bit(vha->vp_idx, ha->vp_idx_map);
1795 mutex_unlock(&ha->vport_lock);
1796
1797 if (vha->timer_active) {
1798 qla2x00_vp_stop_timer(vha);
1799 DEBUG15(printk ("scsi(%ld): timer for the vport[%d] = %p "
1800 "has stopped\n",
1801 vha->host_no, vha->vp_idx, vha));
1802 }
1803
1804 if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
1805 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
1806 qla_printk(KERN_WARNING, ha,
1807 "Queue delete failed.\n");
1808 }
1809
1810 scsi_host_put(vha->host);
1811 qla_printk(KERN_INFO, ha, "vport %d deleted\n", id);
1812 return 0;
1813 }
1814
1815 static int
1816 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
1817 {
1818 scsi_qla_host_t *vha = fc_vport->dd_data;
1819
1820 if (disable)
1821 qla24xx_disable_vp(vha);
1822 else
1823 qla24xx_enable_vp(vha);
1824
1825 return 0;
1826 }
1827
1828 /* BSG support for ELS/CT pass through */
1829 inline srb_t *
1830 qla2x00_get_ctx_bsg_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size)
1831 {
1832 srb_t *sp;
1833 struct qla_hw_data *ha = vha->hw;
1834 struct srb_bsg_ctx *ctx;
1835
1836 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
1837 if (!sp)
1838 goto done;
1839 ctx = kzalloc(size, GFP_KERNEL);
1840 if (!ctx) {
1841 mempool_free(sp, ha->srb_mempool);
1842 goto done;
1843 }
1844
1845 memset(sp, 0, sizeof(*sp));
1846 sp->fcport = fcport;
1847 sp->ctx = ctx;
1848 done:
1849 return sp;
1850 }
1851
1852 static int
1853 qla2x00_process_els(struct fc_bsg_job *bsg_job)
1854 {
1855 struct fc_rport *rport;
1856 fc_port_t *fcport;
1857 struct Scsi_Host *host;
1858 scsi_qla_host_t *vha;
1859 struct qla_hw_data *ha;
1860 srb_t *sp;
1861 const char *type;
1862 int req_sg_cnt, rsp_sg_cnt;
1863 int rval = (DRIVER_ERROR << 16);
1864 uint16_t nextlid = 0;
1865 struct srb_bsg *els;
1866
1867 /* Multiple SG's are not supported for ELS requests */
1868 if (bsg_job->request_payload.sg_cnt > 1 ||
1869 bsg_job->reply_payload.sg_cnt > 1) {
1870 DEBUG2(printk(KERN_INFO
1871 "multiple SG's are not supported for ELS requests"
1872 " [request_sg_cnt: %x reply_sg_cnt: %x]\n",
1873 bsg_job->request_payload.sg_cnt,
1874 bsg_job->reply_payload.sg_cnt));
1875 rval = -EPERM;
1876 goto done;
1877 }
1878
1879 /* ELS request for rport */
1880 if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
1881 rport = bsg_job->rport;
1882 fcport = *(fc_port_t **) rport->dd_data;
1883 host = rport_to_shost(rport);
1884 vha = shost_priv(host);
1885 ha = vha->hw;
1886 type = "FC_BSG_RPT_ELS";
1887
1888 /* make sure the rport is logged in,
1889 * if not perform fabric login
1890 */
1891 if (qla2x00_fabric_login(vha, fcport, &nextlid)) {
1892 DEBUG2(qla_printk(KERN_WARNING, ha,
1893 "failed to login port %06X for ELS passthru\n",
1894 fcport->d_id.b24));
1895 rval = -EIO;
1896 goto done;
1897 }
1898 } else {
1899 host = bsg_job->shost;
1900 vha = shost_priv(host);
1901 ha = vha->hw;
1902 type = "FC_BSG_HST_ELS_NOLOGIN";
1903
1904 /* Allocate a dummy fcport structure, since functions
1905 * preparing the IOCB and mailbox command retrieves port
1906 * specific information from fcport structure. For Host based
1907 * ELS commands there will be no fcport structure allocated
1908 */
1909 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1910 if (!fcport) {
1911 rval = -ENOMEM;
1912 goto done;
1913 }
1914
1915 /* Initialize all required fields of fcport */
1916 fcport->vha = vha;
1917 fcport->vp_idx = vha->vp_idx;
1918 fcport->d_id.b.al_pa =
1919 bsg_job->request->rqst_data.h_els.port_id[0];
1920 fcport->d_id.b.area =
1921 bsg_job->request->rqst_data.h_els.port_id[1];
1922 fcport->d_id.b.domain =
1923 bsg_job->request->rqst_data.h_els.port_id[2];
1924 fcport->loop_id =
1925 (fcport->d_id.b.al_pa == 0xFD) ?
1926 NPH_FABRIC_CONTROLLER : NPH_F_PORT;
1927 }
1928
1929 if (!vha->flags.online) {
1930 DEBUG2(qla_printk(KERN_WARNING, ha,
1931 "host not online\n"));
1932 rval = -EIO;
1933 goto done;
1934 }
1935
1936 req_sg_cnt =
1937 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
1938 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1939 if (!req_sg_cnt) {
1940 rval = -ENOMEM;
1941 goto done_free_fcport;
1942 }
1943 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
1944 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1945 if (!rsp_sg_cnt) {
1946 rval = -ENOMEM;
1947 goto done_free_fcport;
1948 }
1949
1950 if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
1951 (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt))
1952 {
1953 DEBUG2(printk(KERN_INFO
1954 "dma mapping resulted in different sg counts \
1955 [request_sg_cnt: %x dma_request_sg_cnt: %x\
1956 reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
1957 bsg_job->request_payload.sg_cnt, req_sg_cnt,
1958 bsg_job->reply_payload.sg_cnt, rsp_sg_cnt));
1959 rval = -EAGAIN;
1960 goto done_unmap_sg;
1961 }
1962
1963 /* Alloc SRB structure */
1964 sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_bsg));
1965 if (!sp) {
1966 rval = -ENOMEM;
1967 goto done_unmap_sg;
1968 }
1969
1970 els = sp->ctx;
1971 els->ctx.type =
1972 (bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
1973 SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST);
1974 els->bsg_job = bsg_job;
1975
1976 DEBUG2(qla_printk(KERN_INFO, ha,
1977 "scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x "
1978 "portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type,
1979 bsg_job->request->rqst_data.h_els.command_code,
1980 fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
1981 fcport->d_id.b.al_pa));
1982
1983 rval = qla2x00_start_sp(sp);
1984 if (rval != QLA_SUCCESS) {
1985 kfree(sp->ctx);
1986 mempool_free(sp, ha->srb_mempool);
1987 rval = -EIO;
1988 goto done_unmap_sg;
1989 }
1990 return rval;
1991
1992 done_unmap_sg:
1993 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
1994 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1995 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
1996 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1997 goto done_free_fcport;
1998
1999 done_free_fcport:
2000 if (bsg_job->request->msgcode == FC_BSG_HST_ELS_NOLOGIN)
2001 kfree(fcport);
2002 done:
2003 return rval;
2004 }
2005
2006 static int
2007 qla2x00_process_ct(struct fc_bsg_job *bsg_job)
2008 {
2009 srb_t *sp;
2010 struct Scsi_Host *host = bsg_job->shost;
2011 scsi_qla_host_t *vha = shost_priv(host);
2012 struct qla_hw_data *ha = vha->hw;
2013 int rval = (DRIVER_ERROR << 16);
2014 int req_sg_cnt, rsp_sg_cnt;
2015 uint16_t loop_id;
2016 struct fc_port *fcport;
2017 char *type = "FC_BSG_HST_CT";
2018 struct srb_bsg *ct;
2019
2020 /* pass through is supported only for ISP 4Gb or higher */
2021 if (!IS_FWI2_CAPABLE(ha)) {
2022 DEBUG2(qla_printk(KERN_INFO, ha,
2023 "scsi(%ld):Firmware is not capable to support FC "
2024 "CT pass thru\n", vha->host_no));
2025 rval = -EPERM;
2026 goto done;
2027 }
2028
2029 req_sg_cnt =
2030 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
2031 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
2032 if (!req_sg_cnt) {
2033 rval = -ENOMEM;
2034 goto done;
2035 }
2036
2037 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
2038 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
2039 if (!rsp_sg_cnt) {
2040 rval = -ENOMEM;
2041 goto done;
2042 }
2043
2044 if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
2045 (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt))
2046 {
2047 DEBUG2(qla_printk(KERN_WARNING, ha,
2048 "dma mapping resulted in different sg counts \
2049 [request_sg_cnt: %x dma_request_sg_cnt: %x\
2050 reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
2051 bsg_job->request_payload.sg_cnt, req_sg_cnt,
2052 bsg_job->reply_payload.sg_cnt, rsp_sg_cnt));
2053 rval = -EAGAIN;
2054 goto done_unmap_sg;
2055 }
2056
2057 if (!vha->flags.online) {
2058 DEBUG2(qla_printk(KERN_WARNING, ha,
2059 "host not online\n"));
2060 rval = -EIO;
2061 goto done_unmap_sg;
2062 }
2063
2064 loop_id =
2065 (bsg_job->request->rqst_data.h_ct.preamble_word1 & 0xFF000000)
2066 >> 24;
2067 switch (loop_id) {
2068 case 0xFC:
2069 loop_id = cpu_to_le16(NPH_SNS);
2070 break;
2071 case 0xFA:
2072 loop_id = vha->mgmt_svr_loop_id;
2073 break;
2074 default:
2075 DEBUG2(qla_printk(KERN_INFO, ha,
2076 "Unknown loop id: %x\n", loop_id));
2077 rval = -EINVAL;
2078 goto done_unmap_sg;
2079 }
2080
2081 /* Allocate a dummy fcport structure, since functions preparing the
2082 * IOCB and mailbox command retrieves port specific information
2083 * from fcport structure. For Host based ELS commands there will be
2084 * no fcport structure allocated
2085 */
2086 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2087 if (!fcport)
2088 {
2089 rval = -ENOMEM;
2090 goto done_unmap_sg;
2091 }
2092
2093 /* Initialize all required fields of fcport */
2094 fcport->vha = vha;
2095 fcport->vp_idx = vha->vp_idx;
2096 fcport->d_id.b.al_pa = bsg_job->request->rqst_data.h_ct.port_id[0];
2097 fcport->d_id.b.area = bsg_job->request->rqst_data.h_ct.port_id[1];
2098 fcport->d_id.b.domain = bsg_job->request->rqst_data.h_ct.port_id[2];
2099 fcport->loop_id = loop_id;
2100
2101 /* Alloc SRB structure */
2102 sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_bsg));
2103 if (!sp) {
2104 rval = -ENOMEM;
2105 goto done_free_fcport;
2106 }
2107
2108 ct = sp->ctx;
2109 ct->ctx.type = SRB_CT_CMD;
2110 ct->bsg_job = bsg_job;
2111
2112 DEBUG2(qla_printk(KERN_INFO, ha,
2113 "scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x "
2114 "portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type,
2115 (bsg_job->request->rqst_data.h_ct.preamble_word2 >> 16),
2116 fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
2117 fcport->d_id.b.al_pa));
2118
2119 rval = qla2x00_start_sp(sp);
2120 if (rval != QLA_SUCCESS) {
2121 kfree(sp->ctx);
2122 mempool_free(sp, ha->srb_mempool);
2123 rval = -EIO;
2124 goto done_free_fcport;
2125 }
2126 return rval;
2127
2128 done_free_fcport:
2129 kfree(fcport);
2130 done_unmap_sg:
2131 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
2132 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
2133 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
2134 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
2135 done:
2136 return rval;
2137 }
2138
2139 static int
2140 qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job)
2141 {
2142 struct Scsi_Host *host = bsg_job->shost;
2143 scsi_qla_host_t *vha = shost_priv(host);
2144 struct qla_hw_data *ha = vha->hw;
2145 int rval;
2146 uint8_t command_sent;
2147 uint32_t vendor_cmd;
2148 char *type;
2149 struct msg_echo_lb elreq;
2150 uint16_t response[MAILBOX_REGISTER_COUNT];
2151 uint8_t* fw_sts_ptr;
2152 uint8_t *req_data;
2153 dma_addr_t req_data_dma;
2154 uint32_t req_data_len;
2155 uint8_t *rsp_data;
2156 dma_addr_t rsp_data_dma;
2157 uint32_t rsp_data_len;
2158
2159 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
2160 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
2161 test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
2162 rval = -EBUSY;
2163 goto done;
2164 }
2165
2166 if (!vha->flags.online) {
2167 DEBUG2(qla_printk(KERN_WARNING, ha,
2168 "host not online\n"));
2169 rval = -EIO;
2170 goto done;
2171 }
2172
2173 elreq.req_sg_cnt =
2174 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
2175 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
2176 if (!elreq.req_sg_cnt) {
2177 rval = -ENOMEM;
2178 goto done;
2179 }
2180 elreq.rsp_sg_cnt =
2181 dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
2182 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
2183 if (!elreq.rsp_sg_cnt) {
2184 rval = -ENOMEM;
2185 goto done;
2186 }
2187
2188 if ((elreq.req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
2189 (elreq.rsp_sg_cnt != bsg_job->reply_payload.sg_cnt))
2190 {
2191 DEBUG2(printk(KERN_INFO
2192 "dma mapping resulted in different sg counts \
2193 [request_sg_cnt: %x dma_request_sg_cnt: %x\
2194 reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
2195 bsg_job->request_payload.sg_cnt, elreq.req_sg_cnt,
2196 bsg_job->reply_payload.sg_cnt, elreq.rsp_sg_cnt));
2197 rval = -EAGAIN;
2198 goto done_unmap_sg;
2199 }
2200 req_data_len = rsp_data_len = bsg_job->request_payload.payload_len;
2201 req_data = dma_alloc_coherent(&ha->pdev->dev, req_data_len,
2202 &req_data_dma, GFP_KERNEL);
2203
2204 rsp_data = dma_alloc_coherent(&ha->pdev->dev, rsp_data_len,
2205 &rsp_data_dma, GFP_KERNEL);
2206
2207 /* Copy the request buffer in req_data now */
2208 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
2209 bsg_job->request_payload.sg_cnt, req_data,
2210 req_data_len);
2211
2212 elreq.send_dma = req_data_dma;
2213 elreq.rcv_dma = rsp_data_dma;
2214 elreq.transfer_size = req_data_len;
2215
2216 /* Vendor cmd : loopback or ECHO diagnostic
2217 * Options:
2218 * Loopback : Either internal or external loopback
2219 * ECHO: ECHO ELS or Vendor specific FC4 link data
2220 */
2221 vendor_cmd = bsg_job->request->rqst_data.h_vendor.vendor_cmd[0];
2222 elreq.options =
2223 *(((uint32_t *)bsg_job->request->rqst_data.h_vendor.vendor_cmd)
2224 + 1);
2225
2226 switch (bsg_job->request->rqst_data.h_vendor.vendor_cmd[0]) {
2227 case QL_VND_LOOPBACK:
2228 if (ha->current_topology != ISP_CFG_F) {
2229 type = "FC_BSG_HST_VENDOR_LOOPBACK";
2230
2231 DEBUG2(qla_printk(KERN_INFO, ha,
2232 "scsi(%ld) bsg rqst type: %s vendor rqst type: %x options: %x.\n",
2233 vha->host_no, type, vendor_cmd, elreq.options));
2234
2235 command_sent = INT_DEF_LB_LOOPBACK_CMD;
2236 rval = qla2x00_loopback_test(vha, &elreq, response);
2237 if (IS_QLA81XX(ha)) {
2238 if (response[0] == MBS_COMMAND_ERROR && response[1] == MBS_LB_RESET) {
2239 DEBUG2(printk(KERN_ERR "%s(%ld): ABORTing "
2240 "ISP\n", __func__, vha->host_no));
2241 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2242 qla2xxx_wake_dpc(vha);
2243 }
2244 }
2245 } else {
2246 type = "FC_BSG_HST_VENDOR_ECHO_DIAG";
2247 DEBUG2(qla_printk(KERN_INFO, ha,
2248 "scsi(%ld) bsg rqst type: %s vendor rqst type: %x options: %x.\n",
2249 vha->host_no, type, vendor_cmd, elreq.options));
2250
2251 command_sent = INT_DEF_LB_ECHO_CMD;
2252 rval = qla2x00_echo_test(vha, &elreq, response);
2253 }
2254 break;
2255 case QLA84_RESET:
2256 if (!IS_QLA84XX(vha->hw)) {
2257 rval = -EINVAL;
2258 DEBUG16(printk(
2259 "%s(%ld): 8xxx exiting.\n",
2260 __func__, vha->host_no));
2261 return rval;
2262 }
2263 rval = qla84xx_reset(vha, &elreq, bsg_job);
2264 break;
2265 case QLA84_MGMT_CMD:
2266 if (!IS_QLA84XX(vha->hw)) {
2267 rval = -EINVAL;
2268 DEBUG16(printk(
2269 "%s(%ld): 8xxx exiting.\n",
2270 __func__, vha->host_no));
2271 return rval;
2272 }
2273 rval = qla84xx_mgmt_cmd(vha, &elreq, bsg_job);
2274 break;
2275 default:
2276 rval = -ENOSYS;
2277 }
2278
2279 if (rval != QLA_SUCCESS) {
2280 DEBUG2(qla_printk(KERN_WARNING, ha,
2281 "scsi(%ld) Vendor request %s failed\n", vha->host_no, type));
2282 rval = 0;
2283 bsg_job->reply->result = (DID_ERROR << 16);
2284 bsg_job->reply->reply_payload_rcv_len = 0;
2285 fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
2286 memcpy( fw_sts_ptr, response, sizeof(response));
2287 fw_sts_ptr += sizeof(response);
2288 *fw_sts_ptr = command_sent;
2289 } else {
2290 DEBUG2(qla_printk(KERN_WARNING, ha,
2291 "scsi(%ld) Vendor request %s completed\n", vha->host_no, type));
2292 rval = bsg_job->reply->result = 0;
2293 bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(response) + sizeof(uint8_t);
2294 bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len;
2295 fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
2296 memcpy(fw_sts_ptr, response, sizeof(response));
2297 fw_sts_ptr += sizeof(response);
2298 *fw_sts_ptr = command_sent;
2299 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
2300 bsg_job->reply_payload.sg_cnt, rsp_data,
2301 rsp_data_len);
2302 }
2303 bsg_job->job_done(bsg_job);
2304
2305 done_unmap_sg:
2306
2307 if(req_data)
2308 dma_free_coherent(&ha->pdev->dev, req_data_len,
2309 req_data, req_data_dma);
2310 dma_unmap_sg(&ha->pdev->dev,
2311 bsg_job->request_payload.sg_list,
2312 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
2313 dma_unmap_sg(&ha->pdev->dev,
2314 bsg_job->reply_payload.sg_list,
2315 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
2316
2317 done:
2318 return rval;
2319 }
2320
2321 static int
2322 qla24xx_bsg_request(struct fc_bsg_job *bsg_job)
2323 {
2324 int ret = -EINVAL;
2325
2326 switch (bsg_job->request->msgcode) {
2327 case FC_BSG_RPT_ELS:
2328 case FC_BSG_HST_ELS_NOLOGIN:
2329 ret = qla2x00_process_els(bsg_job);
2330 break;
2331 case FC_BSG_HST_CT:
2332 ret = qla2x00_process_ct(bsg_job);
2333 break;
2334 case FC_BSG_HST_VENDOR:
2335 ret = qla2x00_process_vendor_specific(bsg_job);
2336 break;
2337 case FC_BSG_HST_ADD_RPORT:
2338 case FC_BSG_HST_DEL_RPORT:
2339 case FC_BSG_RPT_CT:
2340 default:
2341 DEBUG2(printk("qla2xxx: unsupported BSG request\n"));
2342 break;
2343 }
2344 return ret;
2345 }
2346
2347 static int
2348 qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
2349 {
2350 scsi_qla_host_t *vha = shost_priv(bsg_job->shost);
2351 struct qla_hw_data *ha = vha->hw;
2352 srb_t *sp;
2353 int cnt, que;
2354 unsigned long flags;
2355 struct req_que *req;
2356 struct srb_bsg *sp_bsg;
2357
2358 /* find the bsg job from the active list of commands */
2359 spin_lock_irqsave(&ha->hardware_lock, flags);
2360 for (que = 0; que < ha->max_req_queues; que++) {
2361 req = ha->req_q_map[que];
2362 if (!req)
2363 continue;
2364
2365 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++ ) {
2366 sp = req->outstanding_cmds[cnt];
2367
2368 if (sp) {
2369 sp_bsg = (struct srb_bsg*)sp->ctx;
2370
2371 if (((sp_bsg->ctx.type == SRB_CT_CMD) ||
2372 (sp_bsg->ctx.type == SRB_ELS_CMD_RPT)
2373 || ( sp_bsg->ctx.type == SRB_ELS_CMD_HST)) &&
2374 (sp_bsg->bsg_job == bsg_job)) {
2375 if (ha->isp_ops->abort_command(sp)) {
2376 DEBUG2(qla_printk(KERN_INFO, ha,
2377 "scsi(%ld): mbx abort_command failed\n", vha->host_no));
2378 bsg_job->req->errors = bsg_job->reply->result = -EIO;
2379 } else {
2380 DEBUG2(qla_printk(KERN_INFO, ha,
2381 "scsi(%ld): mbx abort_command success\n", vha->host_no));
2382 bsg_job->req->errors = bsg_job->reply->result = 0;
2383 }
2384 goto done;
2385 }
2386 }
2387 }
2388 }
2389 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2390 DEBUG2(qla_printk(KERN_INFO, ha,
2391 "scsi(%ld) SRB not found to abort\n", vha->host_no));
2392 bsg_job->req->errors = bsg_job->reply->result = -ENXIO;
2393 return 0;
2394
2395 done:
2396 if (bsg_job->request->msgcode == FC_BSG_HST_CT)
2397 kfree(sp->fcport);
2398 kfree(sp->ctx);
2399 mempool_free(sp, ha->srb_mempool);
2400 return 0;
2401 }
2402
2403 struct fc_function_template qla2xxx_transport_functions = {
2404
2405 .show_host_node_name = 1,
2406 .show_host_port_name = 1,
2407 .show_host_supported_classes = 1,
2408 .show_host_supported_speeds = 1,
2409
2410 .get_host_port_id = qla2x00_get_host_port_id,
2411 .show_host_port_id = 1,
2412 .get_host_speed = qla2x00_get_host_speed,
2413 .show_host_speed = 1,
2414 .get_host_port_type = qla2x00_get_host_port_type,
2415 .show_host_port_type = 1,
2416 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2417 .show_host_symbolic_name = 1,
2418 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2419 .show_host_system_hostname = 1,
2420 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2421 .show_host_fabric_name = 1,
2422 .get_host_port_state = qla2x00_get_host_port_state,
2423 .show_host_port_state = 1,
2424
2425 .dd_fcrport_size = sizeof(struct fc_port *),
2426 .show_rport_supported_classes = 1,
2427
2428 .get_starget_node_name = qla2x00_get_starget_node_name,
2429 .show_starget_node_name = 1,
2430 .get_starget_port_name = qla2x00_get_starget_port_name,
2431 .show_starget_port_name = 1,
2432 .get_starget_port_id = qla2x00_get_starget_port_id,
2433 .show_starget_port_id = 1,
2434
2435 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2436 .show_rport_dev_loss_tmo = 1,
2437
2438 .issue_fc_host_lip = qla2x00_issue_lip,
2439 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2440 .terminate_rport_io = qla2x00_terminate_rport_io,
2441 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2442
2443 .vport_create = qla24xx_vport_create,
2444 .vport_disable = qla24xx_vport_disable,
2445 .vport_delete = qla24xx_vport_delete,
2446 .bsg_request = qla24xx_bsg_request,
2447 .bsg_timeout = qla24xx_bsg_timeout,
2448 };
2449
2450 struct fc_function_template qla2xxx_transport_vport_functions = {
2451
2452 .show_host_node_name = 1,
2453 .show_host_port_name = 1,
2454 .show_host_supported_classes = 1,
2455
2456 .get_host_port_id = qla2x00_get_host_port_id,
2457 .show_host_port_id = 1,
2458 .get_host_speed = qla2x00_get_host_speed,
2459 .show_host_speed = 1,
2460 .get_host_port_type = qla2x00_get_host_port_type,
2461 .show_host_port_type = 1,
2462 .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
2463 .show_host_symbolic_name = 1,
2464 .set_host_system_hostname = qla2x00_set_host_system_hostname,
2465 .show_host_system_hostname = 1,
2466 .get_host_fabric_name = qla2x00_get_host_fabric_name,
2467 .show_host_fabric_name = 1,
2468 .get_host_port_state = qla2x00_get_host_port_state,
2469 .show_host_port_state = 1,
2470
2471 .dd_fcrport_size = sizeof(struct fc_port *),
2472 .show_rport_supported_classes = 1,
2473
2474 .get_starget_node_name = qla2x00_get_starget_node_name,
2475 .show_starget_node_name = 1,
2476 .get_starget_port_name = qla2x00_get_starget_port_name,
2477 .show_starget_port_name = 1,
2478 .get_starget_port_id = qla2x00_get_starget_port_id,
2479 .show_starget_port_id = 1,
2480
2481 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
2482 .show_rport_dev_loss_tmo = 1,
2483
2484 .issue_fc_host_lip = qla2x00_issue_lip,
2485 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
2486 .terminate_rport_io = qla2x00_terminate_rport_io,
2487 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2488 .bsg_request = qla24xx_bsg_request,
2489 .bsg_timeout = qla24xx_bsg_timeout,
2490 };
2491
2492 void
2493 qla2x00_init_host_attr(scsi_qla_host_t *vha)
2494 {
2495 struct qla_hw_data *ha = vha->hw;
2496 u32 speed = FC_PORTSPEED_UNKNOWN;
2497
2498 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2499 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2500 fc_host_supported_classes(vha->host) = FC_COS_CLASS3;
2501 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
2502 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
2503
2504 if (IS_QLA81XX(ha))
2505 speed = FC_PORTSPEED_10GBIT;
2506 else if (IS_QLA25XX(ha))
2507 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
2508 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2509 else if (IS_QLA24XX_TYPE(ha))
2510 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2511 FC_PORTSPEED_1GBIT;
2512 else if (IS_QLA23XX(ha))
2513 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2514 else
2515 speed = FC_PORTSPEED_1GBIT;
2516 fc_host_supported_speeds(vha->host) = speed;
2517 }
2518 static int
2519 qla84xx_reset(scsi_qla_host_t *ha, struct msg_echo_lb *mreq, struct fc_bsg_job *bsg_job)
2520 {
2521 int ret = 0;
2522 int cmd;
2523 uint16_t cmd_status;
2524
2525 DEBUG16(printk("%s(%ld): entered.\n", __func__, ha->host_no));
2526
2527 cmd = (*((bsg_job->request->rqst_data.h_vendor.vendor_cmd) + 2))
2528 == A84_RESET_FLAG_ENABLE_DIAG_FW ?
2529 A84_ISSUE_RESET_DIAG_FW : A84_ISSUE_RESET_OP_FW;
2530 ret = qla84xx_reset_chip(ha, cmd == A84_ISSUE_RESET_DIAG_FW,
2531 &cmd_status);
2532 return ret;
2533 }
2534
2535 static int
2536 qla84xx_mgmt_cmd(scsi_qla_host_t *ha, struct msg_echo_lb *mreq, struct fc_bsg_job *bsg_job)
2537 {
2538 struct access_chip_84xx *mn;
2539 dma_addr_t mn_dma, mgmt_dma;
2540 void *mgmt_b = NULL;
2541 int ret = 0;
2542 int rsp_hdr_len, len = 0;
2543 struct qla84_msg_mgmt *ql84_mgmt;
2544
2545 ql84_mgmt = (struct qla84_msg_mgmt *) vmalloc(sizeof(struct qla84_msg_mgmt));
2546 ql84_mgmt->cmd =
2547 *((uint16_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 2));
2548 ql84_mgmt->mgmtp.u.mem.start_addr =
2549 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 3));
2550 ql84_mgmt->len =
2551 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 4));
2552 ql84_mgmt->mgmtp.u.config.id =
2553 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 5));
2554 ql84_mgmt->mgmtp.u.config.param0 =
2555 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 6));
2556 ql84_mgmt->mgmtp.u.config.param1 =
2557 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 7));
2558 ql84_mgmt->mgmtp.u.info.type =
2559 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 8));
2560 ql84_mgmt->mgmtp.u.info.context =
2561 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 9));
2562
2563 rsp_hdr_len = bsg_job->request_payload.payload_len;
2564
2565 mn = dma_pool_alloc(ha->hw->s_dma_pool, GFP_KERNEL, &mn_dma);
2566 if (mn == NULL) {
2567 DEBUG2(printk(KERN_ERR "%s: dma alloc for fw buffer "
2568 "failed%lu\n", __func__, ha->host_no));
2569 return -ENOMEM;
2570 }
2571
2572 memset(mn, 0, sizeof (struct access_chip_84xx));
2573
2574 mn->entry_type = ACCESS_CHIP_IOCB_TYPE;
2575 mn->entry_count = 1;
2576
2577 switch (ql84_mgmt->cmd) {
2578 case QLA84_MGMT_READ_MEM:
2579 mn->options = cpu_to_le16(ACO_DUMP_MEMORY);
2580 mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.mem.start_addr);
2581 break;
2582 case QLA84_MGMT_WRITE_MEM:
2583 mn->options = cpu_to_le16(ACO_LOAD_MEMORY);
2584 mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.mem.start_addr);
2585 break;
2586 case QLA84_MGMT_CHNG_CONFIG:
2587 mn->options = cpu_to_le16(ACO_CHANGE_CONFIG_PARAM);
2588 mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.id);
2589 mn->parameter2 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.param0);
2590 mn->parameter3 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.param1);
2591 break;
2592 case QLA84_MGMT_GET_INFO:
2593 mn->options = cpu_to_le16(ACO_REQUEST_INFO);
2594 mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.info.type);
2595 mn->parameter2 = cpu_to_le32(ql84_mgmt->mgmtp.u.info.context);
2596 break;
2597 default:
2598 ret = -EIO;
2599 goto exit_mgmt0;
2600 }
2601
2602 if ((len == ql84_mgmt->len) &&
2603 ql84_mgmt->cmd != QLA84_MGMT_CHNG_CONFIG) {
2604 mgmt_b = dma_alloc_coherent(&ha->hw->pdev->dev, len,
2605 &mgmt_dma, GFP_KERNEL);
2606 if (mgmt_b == NULL) {
2607 DEBUG2(printk(KERN_ERR "%s: dma alloc mgmt_b "
2608 "failed%lu\n", __func__, ha->host_no));
2609 ret = -ENOMEM;
2610 goto exit_mgmt0;
2611 }
2612 mn->total_byte_cnt = cpu_to_le32(ql84_mgmt->len);
2613 mn->dseg_count = cpu_to_le16(1);
2614 mn->dseg_address[0] = cpu_to_le32(LSD(mgmt_dma));
2615 mn->dseg_address[1] = cpu_to_le32(MSD(mgmt_dma));
2616 mn->dseg_length = cpu_to_le32(len);
2617
2618 if (ql84_mgmt->cmd == QLA84_MGMT_WRITE_MEM) {
2619 memcpy(mgmt_b, ql84_mgmt->payload, len);
2620 }
2621 }
2622
2623 ret = qla2x00_issue_iocb(ha, mn, mn_dma, 0);
2624 if ((ret != QLA_SUCCESS) || (ql84_mgmt->cmd == QLA84_MGMT_WRITE_MEM)
2625 || (ql84_mgmt->cmd == QLA84_MGMT_CHNG_CONFIG)) {
2626 if (ret != QLA_SUCCESS)
2627 DEBUG2(printk(KERN_ERR "%s(%lu): failed\n",
2628 __func__, ha->host_no));
2629 } else if ((ql84_mgmt->cmd == QLA84_MGMT_READ_MEM) ||
2630 (ql84_mgmt->cmd == QLA84_MGMT_GET_INFO)) {
2631 }
2632
2633 if (mgmt_b)
2634 dma_free_coherent(&ha->hw->pdev->dev, len, mgmt_b, mgmt_dma);
2635
2636 exit_mgmt0:
2637 dma_pool_free(ha->hw->s_dma_pool, mn, mn_dma);
2638 return ret;
2639 }
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree