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Commit | Line | Data |
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8482e118 | 1 | /* |
fa90c54f AV |
2 | * QLogic Fibre Channel HBA Driver |
3 | * Copyright (c) 2003-2005 QLogic Corporation | |
8482e118 | 4 | * |
fa90c54f | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
8482e118 AV |
6 | */ |
7 | #include "qla_def.h" | |
8 | ||
7aaef27b | 9 | #include <linux/vmalloc.h> |
8482e118 AV |
10 | |
11 | /* SYSFS attributes --------------------------------------------------------- */ | |
12 | ||
13 | static ssize_t | |
14 | qla2x00_sysfs_read_fw_dump(struct kobject *kobj, char *buf, loff_t off, | |
15 | size_t count) | |
16 | { | |
17 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
18 | struct device, kobj))); | |
a7a167bf | 19 | char *rbuf = (char *)ha->fw_dump; |
8482e118 AV |
20 | |
21 | if (ha->fw_dump_reading == 0) | |
22 | return 0; | |
a7a167bf AV |
23 | if (off > ha->fw_dump_len) |
24 | return 0; | |
25 | if (off + count > ha->fw_dump_len) | |
26 | count = ha->fw_dump_len - off; | |
8482e118 | 27 | |
a7a167bf | 28 | memcpy(buf, &rbuf[off], count); |
8482e118 AV |
29 | |
30 | return (count); | |
31 | } | |
32 | ||
33 | static ssize_t | |
34 | qla2x00_sysfs_write_fw_dump(struct kobject *kobj, char *buf, loff_t off, | |
35 | size_t count) | |
36 | { | |
37 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
38 | struct device, kobj))); | |
39 | int reading; | |
8482e118 AV |
40 | |
41 | if (off != 0) | |
42 | return (0); | |
43 | ||
44 | reading = simple_strtol(buf, NULL, 10); | |
45 | switch (reading) { | |
46 | case 0: | |
a7a167bf AV |
47 | if (!ha->fw_dump_reading) |
48 | break; | |
8482e118 | 49 | |
a7a167bf AV |
50 | qla_printk(KERN_INFO, ha, |
51 | "Firmware dump cleared on (%ld).\n", ha->host_no); | |
52 | ||
53 | ha->fw_dump_reading = 0; | |
54 | ha->fw_dumped = 0; | |
8482e118 AV |
55 | break; |
56 | case 1: | |
d4e3e04d | 57 | if (ha->fw_dumped && !ha->fw_dump_reading) { |
8482e118 AV |
58 | ha->fw_dump_reading = 1; |
59 | ||
8482e118 | 60 | qla_printk(KERN_INFO, ha, |
a7a167bf | 61 | "Raw firmware dump ready for read on (%ld).\n", |
8482e118 | 62 | ha->host_no); |
8482e118 AV |
63 | } |
64 | break; | |
a7a167bf AV |
65 | case 2: |
66 | qla2x00_alloc_fw_dump(ha); | |
67 | break; | |
8482e118 AV |
68 | } |
69 | return (count); | |
70 | } | |
71 | ||
72 | static struct bin_attribute sysfs_fw_dump_attr = { | |
73 | .attr = { | |
74 | .name = "fw_dump", | |
75 | .mode = S_IRUSR | S_IWUSR, | |
76 | .owner = THIS_MODULE, | |
77 | }, | |
78 | .size = 0, | |
79 | .read = qla2x00_sysfs_read_fw_dump, | |
80 | .write = qla2x00_sysfs_write_fw_dump, | |
81 | }; | |
82 | ||
83 | static ssize_t | |
84 | qla2x00_sysfs_read_nvram(struct kobject *kobj, char *buf, loff_t off, | |
85 | size_t count) | |
86 | { | |
87 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
88 | struct device, kobj))); | |
8482e118 | 89 | unsigned long flags; |
8482e118 | 90 | |
1b3f6365 | 91 | if (!capable(CAP_SYS_ADMIN) || off != 0) |
8482e118 AV |
92 | return 0; |
93 | ||
94 | /* Read NVRAM. */ | |
95 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
459c5378 AV |
96 | ha->isp_ops.read_nvram(ha, (uint8_t *)buf, ha->nvram_base, |
97 | ha->nvram_size); | |
8482e118 AV |
98 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
99 | ||
1b3f6365 | 100 | return ha->nvram_size; |
8482e118 AV |
101 | } |
102 | ||
103 | static ssize_t | |
104 | qla2x00_sysfs_write_nvram(struct kobject *kobj, char *buf, loff_t off, | |
105 | size_t count) | |
106 | { | |
107 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
108 | struct device, kobj))); | |
8482e118 AV |
109 | unsigned long flags; |
110 | uint16_t cnt; | |
8482e118 | 111 | |
459c5378 | 112 | if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size) |
8482e118 AV |
113 | return 0; |
114 | ||
115 | /* Checksum NVRAM. */ | |
044cc6c8 | 116 | if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { |
459c5378 AV |
117 | uint32_t *iter; |
118 | uint32_t chksum; | |
119 | ||
120 | iter = (uint32_t *)buf; | |
121 | chksum = 0; | |
122 | for (cnt = 0; cnt < ((count >> 2) - 1); cnt++) | |
123 | chksum += le32_to_cpu(*iter++); | |
124 | chksum = ~chksum + 1; | |
125 | *iter = cpu_to_le32(chksum); | |
126 | } else { | |
127 | uint8_t *iter; | |
128 | uint8_t chksum; | |
129 | ||
130 | iter = (uint8_t *)buf; | |
131 | chksum = 0; | |
132 | for (cnt = 0; cnt < count - 1; cnt++) | |
133 | chksum += *iter++; | |
134 | chksum = ~chksum + 1; | |
135 | *iter = chksum; | |
136 | } | |
8482e118 AV |
137 | |
138 | /* Write NVRAM. */ | |
139 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
459c5378 | 140 | ha->isp_ops.write_nvram(ha, (uint8_t *)buf, ha->nvram_base, count); |
8482e118 AV |
141 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
142 | ||
143 | return (count); | |
144 | } | |
145 | ||
146 | static struct bin_attribute sysfs_nvram_attr = { | |
147 | .attr = { | |
148 | .name = "nvram", | |
149 | .mode = S_IRUSR | S_IWUSR, | |
150 | .owner = THIS_MODULE, | |
151 | }, | |
1b3f6365 | 152 | .size = 512, |
8482e118 AV |
153 | .read = qla2x00_sysfs_read_nvram, |
154 | .write = qla2x00_sysfs_write_nvram, | |
155 | }; | |
156 | ||
854165f4 AV |
157 | static ssize_t |
158 | qla2x00_sysfs_read_optrom(struct kobject *kobj, char *buf, loff_t off, | |
159 | size_t count) | |
160 | { | |
161 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
162 | struct device, kobj))); | |
163 | ||
164 | if (ha->optrom_state != QLA_SREADING) | |
165 | return 0; | |
166 | if (off > ha->optrom_size) | |
167 | return 0; | |
168 | if (off + count > ha->optrom_size) | |
169 | count = ha->optrom_size - off; | |
170 | ||
171 | memcpy(buf, &ha->optrom_buffer[off], count); | |
172 | ||
173 | return count; | |
174 | } | |
175 | ||
176 | static ssize_t | |
177 | qla2x00_sysfs_write_optrom(struct kobject *kobj, char *buf, loff_t off, | |
178 | size_t count) | |
179 | { | |
180 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
181 | struct device, kobj))); | |
182 | ||
183 | if (ha->optrom_state != QLA_SWRITING) | |
184 | return -EINVAL; | |
185 | if (off > ha->optrom_size) | |
186 | return -ERANGE; | |
187 | if (off + count > ha->optrom_size) | |
188 | count = ha->optrom_size - off; | |
189 | ||
190 | memcpy(&ha->optrom_buffer[off], buf, count); | |
191 | ||
192 | return count; | |
193 | } | |
194 | ||
195 | static struct bin_attribute sysfs_optrom_attr = { | |
196 | .attr = { | |
197 | .name = "optrom", | |
198 | .mode = S_IRUSR | S_IWUSR, | |
199 | .owner = THIS_MODULE, | |
200 | }, | |
201 | .size = OPTROM_SIZE_24XX, | |
202 | .read = qla2x00_sysfs_read_optrom, | |
203 | .write = qla2x00_sysfs_write_optrom, | |
204 | }; | |
205 | ||
206 | static ssize_t | |
207 | qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj, char *buf, loff_t off, | |
208 | size_t count) | |
209 | { | |
210 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
211 | struct device, kobj))); | |
212 | int val; | |
213 | ||
214 | if (off) | |
215 | return 0; | |
216 | ||
217 | if (sscanf(buf, "%d", &val) != 1) | |
218 | return -EINVAL; | |
219 | ||
220 | switch (val) { | |
221 | case 0: | |
222 | if (ha->optrom_state != QLA_SREADING && | |
223 | ha->optrom_state != QLA_SWRITING) | |
224 | break; | |
225 | ||
226 | ha->optrom_state = QLA_SWAITING; | |
227 | vfree(ha->optrom_buffer); | |
228 | ha->optrom_buffer = NULL; | |
229 | break; | |
230 | case 1: | |
231 | if (ha->optrom_state != QLA_SWAITING) | |
232 | break; | |
233 | ||
234 | ha->optrom_state = QLA_SREADING; | |
235 | ha->optrom_buffer = (uint8_t *)vmalloc(ha->optrom_size); | |
236 | if (ha->optrom_buffer == NULL) { | |
237 | qla_printk(KERN_WARNING, ha, | |
238 | "Unable to allocate memory for optrom retrieval " | |
239 | "(%x).\n", ha->optrom_size); | |
240 | ||
241 | ha->optrom_state = QLA_SWAITING; | |
242 | return count; | |
243 | } | |
244 | ||
245 | memset(ha->optrom_buffer, 0, ha->optrom_size); | |
246 | ha->isp_ops.read_optrom(ha, ha->optrom_buffer, 0, | |
247 | ha->optrom_size); | |
248 | break; | |
249 | case 2: | |
250 | if (ha->optrom_state != QLA_SWAITING) | |
251 | break; | |
252 | ||
253 | ha->optrom_state = QLA_SWRITING; | |
254 | ha->optrom_buffer = (uint8_t *)vmalloc(ha->optrom_size); | |
255 | if (ha->optrom_buffer == NULL) { | |
256 | qla_printk(KERN_WARNING, ha, | |
257 | "Unable to allocate memory for optrom update " | |
258 | "(%x).\n", ha->optrom_size); | |
259 | ||
260 | ha->optrom_state = QLA_SWAITING; | |
261 | return count; | |
262 | } | |
263 | memset(ha->optrom_buffer, 0, ha->optrom_size); | |
264 | break; | |
265 | case 3: | |
266 | if (ha->optrom_state != QLA_SWRITING) | |
267 | break; | |
268 | ||
269 | ha->isp_ops.write_optrom(ha, ha->optrom_buffer, 0, | |
270 | ha->optrom_size); | |
271 | break; | |
272 | } | |
273 | return count; | |
274 | } | |
275 | ||
276 | static struct bin_attribute sysfs_optrom_ctl_attr = { | |
277 | .attr = { | |
278 | .name = "optrom_ctl", | |
279 | .mode = S_IWUSR, | |
280 | .owner = THIS_MODULE, | |
281 | }, | |
282 | .size = 0, | |
283 | .write = qla2x00_sysfs_write_optrom_ctl, | |
284 | }; | |
285 | ||
6f641790 AV |
286 | static ssize_t |
287 | qla2x00_sysfs_read_vpd(struct kobject *kobj, char *buf, loff_t off, | |
288 | size_t count) | |
289 | { | |
290 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
291 | struct device, kobj))); | |
292 | unsigned long flags; | |
293 | ||
294 | if (!capable(CAP_SYS_ADMIN) || off != 0) | |
295 | return 0; | |
296 | ||
6f641790 AV |
297 | /* Read NVRAM. */ |
298 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
299 | ha->isp_ops.read_nvram(ha, (uint8_t *)buf, ha->vpd_base, ha->vpd_size); | |
300 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
301 | ||
302 | return ha->vpd_size; | |
303 | } | |
304 | ||
305 | static ssize_t | |
306 | qla2x00_sysfs_write_vpd(struct kobject *kobj, char *buf, loff_t off, | |
307 | size_t count) | |
308 | { | |
309 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
310 | struct device, kobj))); | |
311 | unsigned long flags; | |
312 | ||
313 | if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size) | |
314 | return 0; | |
315 | ||
6f641790 AV |
316 | /* Write NVRAM. */ |
317 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
318 | ha->isp_ops.write_nvram(ha, (uint8_t *)buf, ha->vpd_base, count); | |
319 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
320 | ||
321 | return count; | |
322 | } | |
323 | ||
324 | static struct bin_attribute sysfs_vpd_attr = { | |
325 | .attr = { | |
326 | .name = "vpd", | |
327 | .mode = S_IRUSR | S_IWUSR, | |
328 | .owner = THIS_MODULE, | |
329 | }, | |
330 | .size = 0, | |
331 | .read = qla2x00_sysfs_read_vpd, | |
332 | .write = qla2x00_sysfs_write_vpd, | |
333 | }; | |
334 | ||
88729e53 AV |
335 | static ssize_t |
336 | qla2x00_sysfs_read_sfp(struct kobject *kobj, char *buf, loff_t off, | |
337 | size_t count) | |
338 | { | |
339 | struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj, | |
340 | struct device, kobj))); | |
341 | uint16_t iter, addr, offset; | |
342 | int rval; | |
343 | ||
344 | if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2) | |
345 | return 0; | |
346 | ||
347 | addr = 0xa0; | |
348 | for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE; | |
349 | iter++, offset += SFP_BLOCK_SIZE) { | |
350 | if (iter == 4) { | |
351 | /* Skip to next device address. */ | |
352 | addr = 0xa2; | |
353 | offset = 0; | |
354 | } | |
355 | ||
356 | rval = qla2x00_read_sfp(ha, ha->sfp_data_dma, addr, offset, | |
357 | SFP_BLOCK_SIZE); | |
358 | if (rval != QLA_SUCCESS) { | |
359 | qla_printk(KERN_WARNING, ha, | |
360 | "Unable to read SFP data (%x/%x/%x).\n", rval, | |
361 | addr, offset); | |
362 | count = 0; | |
363 | break; | |
364 | } | |
365 | memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE); | |
366 | buf += SFP_BLOCK_SIZE; | |
367 | } | |
368 | ||
369 | return count; | |
370 | } | |
371 | ||
372 | static struct bin_attribute sysfs_sfp_attr = { | |
373 | .attr = { | |
374 | .name = "sfp", | |
375 | .mode = S_IRUSR | S_IWUSR, | |
376 | .owner = THIS_MODULE, | |
377 | }, | |
378 | .size = SFP_DEV_SIZE * 2, | |
379 | .read = qla2x00_sysfs_read_sfp, | |
380 | }; | |
381 | ||
8482e118 AV |
382 | void |
383 | qla2x00_alloc_sysfs_attr(scsi_qla_host_t *ha) | |
384 | { | |
385 | struct Scsi_Host *host = ha->host; | |
386 | ||
387 | sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_fw_dump_attr); | |
388 | sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_nvram_attr); | |
854165f4 AV |
389 | sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_optrom_attr); |
390 | sysfs_create_bin_file(&host->shost_gendev.kobj, | |
391 | &sysfs_optrom_ctl_attr); | |
7914d004 AV |
392 | if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { |
393 | sysfs_create_bin_file(&host->shost_gendev.kobj, | |
394 | &sysfs_vpd_attr); | |
88729e53 AV |
395 | sysfs_create_bin_file(&host->shost_gendev.kobj, |
396 | &sysfs_sfp_attr); | |
7914d004 | 397 | } |
8482e118 AV |
398 | } |
399 | ||
400 | void | |
401 | qla2x00_free_sysfs_attr(scsi_qla_host_t *ha) | |
402 | { | |
403 | struct Scsi_Host *host = ha->host; | |
404 | ||
405 | sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_fw_dump_attr); | |
406 | sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_nvram_attr); | |
854165f4 AV |
407 | sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_optrom_attr); |
408 | sysfs_remove_bin_file(&host->shost_gendev.kobj, | |
409 | &sysfs_optrom_ctl_attr); | |
7914d004 AV |
410 | if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { |
411 | sysfs_remove_bin_file(&host->shost_gendev.kobj, | |
412 | &sysfs_vpd_attr); | |
88729e53 AV |
413 | sysfs_remove_bin_file(&host->shost_gendev.kobj, |
414 | &sysfs_sfp_attr); | |
7914d004 | 415 | } |
f6df144c AV |
416 | |
417 | if (ha->beacon_blink_led == 1) | |
418 | ha->isp_ops.beacon_off(ha); | |
8482e118 AV |
419 | } |
420 | ||
afb046e2 AV |
421 | /* Scsi_Host attributes. */ |
422 | ||
423 | static ssize_t | |
424 | qla2x00_drvr_version_show(struct class_device *cdev, char *buf) | |
425 | { | |
426 | return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str); | |
427 | } | |
428 | ||
429 | static ssize_t | |
430 | qla2x00_fw_version_show(struct class_device *cdev, char *buf) | |
431 | { | |
432 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
433 | char fw_str[30]; | |
434 | ||
435 | return snprintf(buf, PAGE_SIZE, "%s\n", | |
436 | ha->isp_ops.fw_version_str(ha, fw_str)); | |
437 | } | |
438 | ||
439 | static ssize_t | |
440 | qla2x00_serial_num_show(struct class_device *cdev, char *buf) | |
441 | { | |
442 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
443 | uint32_t sn; | |
444 | ||
445 | sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1; | |
446 | return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000, | |
447 | sn % 100000); | |
448 | } | |
449 | ||
450 | static ssize_t | |
451 | qla2x00_isp_name_show(struct class_device *cdev, char *buf) | |
452 | { | |
453 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
5433383e | 454 | return snprintf(buf, PAGE_SIZE, "ISP%04X\n", ha->pdev->device); |
afb046e2 AV |
455 | } |
456 | ||
457 | static ssize_t | |
458 | qla2x00_isp_id_show(struct class_device *cdev, char *buf) | |
459 | { | |
460 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
461 | return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n", | |
462 | ha->product_id[0], ha->product_id[1], ha->product_id[2], | |
463 | ha->product_id[3]); | |
464 | } | |
465 | ||
466 | static ssize_t | |
467 | qla2x00_model_name_show(struct class_device *cdev, char *buf) | |
468 | { | |
469 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
470 | return snprintf(buf, PAGE_SIZE, "%s\n", ha->model_number); | |
471 | } | |
472 | ||
473 | static ssize_t | |
474 | qla2x00_model_desc_show(struct class_device *cdev, char *buf) | |
475 | { | |
476 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
477 | return snprintf(buf, PAGE_SIZE, "%s\n", | |
478 | ha->model_desc ? ha->model_desc: ""); | |
479 | } | |
480 | ||
481 | static ssize_t | |
482 | qla2x00_pci_info_show(struct class_device *cdev, char *buf) | |
483 | { | |
484 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
485 | char pci_info[30]; | |
486 | ||
487 | return snprintf(buf, PAGE_SIZE, "%s\n", | |
488 | ha->isp_ops.pci_info_str(ha, pci_info)); | |
489 | } | |
490 | ||
491 | static ssize_t | |
492 | qla2x00_state_show(struct class_device *cdev, char *buf) | |
493 | { | |
494 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
495 | int len = 0; | |
496 | ||
497 | if (atomic_read(&ha->loop_state) == LOOP_DOWN || | |
498 | atomic_read(&ha->loop_state) == LOOP_DEAD) | |
499 | len = snprintf(buf, PAGE_SIZE, "Link Down\n"); | |
500 | else if (atomic_read(&ha->loop_state) != LOOP_READY || | |
501 | test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags) || | |
502 | test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) | |
503 | len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n"); | |
504 | else { | |
505 | len = snprintf(buf, PAGE_SIZE, "Link Up - "); | |
506 | ||
507 | switch (ha->current_topology) { | |
508 | case ISP_CFG_NL: | |
509 | len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n"); | |
510 | break; | |
511 | case ISP_CFG_FL: | |
512 | len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n"); | |
513 | break; | |
514 | case ISP_CFG_N: | |
515 | len += snprintf(buf + len, PAGE_SIZE-len, | |
516 | "N_Port to N_Port\n"); | |
517 | break; | |
518 | case ISP_CFG_F: | |
519 | len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n"); | |
520 | break; | |
521 | default: | |
522 | len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n"); | |
523 | break; | |
524 | } | |
525 | } | |
526 | return len; | |
527 | } | |
528 | ||
4fdfefe5 AV |
529 | static ssize_t |
530 | qla2x00_zio_show(struct class_device *cdev, char *buf) | |
531 | { | |
532 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
533 | int len = 0; | |
534 | ||
535 | switch (ha->zio_mode) { | |
4fdfefe5 AV |
536 | case QLA_ZIO_MODE_6: |
537 | len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n"); | |
538 | break; | |
539 | case QLA_ZIO_DISABLED: | |
540 | len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); | |
541 | break; | |
542 | } | |
543 | return len; | |
544 | } | |
545 | ||
546 | static ssize_t | |
547 | qla2x00_zio_store(struct class_device *cdev, const char *buf, size_t count) | |
548 | { | |
549 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
550 | int val = 0; | |
551 | uint16_t zio_mode; | |
552 | ||
4a59f71d AV |
553 | if (!IS_ZIO_SUPPORTED(ha)) |
554 | return -ENOTSUPP; | |
555 | ||
4fdfefe5 AV |
556 | if (sscanf(buf, "%d", &val) != 1) |
557 | return -EINVAL; | |
558 | ||
4a59f71d | 559 | if (val) |
4fdfefe5 | 560 | zio_mode = QLA_ZIO_MODE_6; |
4a59f71d | 561 | else |
4fdfefe5 | 562 | zio_mode = QLA_ZIO_DISABLED; |
4fdfefe5 AV |
563 | |
564 | /* Update per-hba values and queue a reset. */ | |
565 | if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) { | |
566 | ha->zio_mode = zio_mode; | |
567 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
568 | } | |
569 | return strlen(buf); | |
570 | } | |
571 | ||
572 | static ssize_t | |
573 | qla2x00_zio_timer_show(struct class_device *cdev, char *buf) | |
574 | { | |
575 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
576 | ||
577 | return snprintf(buf, PAGE_SIZE, "%d us\n", ha->zio_timer * 100); | |
578 | } | |
579 | ||
580 | static ssize_t | |
581 | qla2x00_zio_timer_store(struct class_device *cdev, const char *buf, | |
582 | size_t count) | |
583 | { | |
584 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
585 | int val = 0; | |
586 | uint16_t zio_timer; | |
587 | ||
588 | if (sscanf(buf, "%d", &val) != 1) | |
589 | return -EINVAL; | |
590 | if (val > 25500 || val < 100) | |
591 | return -ERANGE; | |
592 | ||
593 | zio_timer = (uint16_t)(val / 100); | |
594 | ha->zio_timer = zio_timer; | |
595 | ||
596 | return strlen(buf); | |
597 | } | |
598 | ||
f6df144c AV |
599 | static ssize_t |
600 | qla2x00_beacon_show(struct class_device *cdev, char *buf) | |
601 | { | |
602 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
603 | int len = 0; | |
604 | ||
605 | if (ha->beacon_blink_led) | |
606 | len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n"); | |
607 | else | |
608 | len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); | |
609 | return len; | |
610 | } | |
611 | ||
612 | static ssize_t | |
613 | qla2x00_beacon_store(struct class_device *cdev, const char *buf, | |
614 | size_t count) | |
615 | { | |
616 | scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev)); | |
617 | int val = 0; | |
618 | int rval; | |
619 | ||
620 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
621 | return -EPERM; | |
622 | ||
623 | if (test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags)) { | |
624 | qla_printk(KERN_WARNING, ha, | |
625 | "Abort ISP active -- ignoring beacon request.\n"); | |
626 | return -EBUSY; | |
627 | } | |
628 | ||
629 | if (sscanf(buf, "%d", &val) != 1) | |
630 | return -EINVAL; | |
631 | ||
632 | if (val) | |
633 | rval = ha->isp_ops.beacon_on(ha); | |
634 | else | |
635 | rval = ha->isp_ops.beacon_off(ha); | |
636 | ||
637 | if (rval != QLA_SUCCESS) | |
638 | count = 0; | |
639 | ||
640 | return count; | |
641 | } | |
642 | ||
afb046e2 AV |
643 | static CLASS_DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, |
644 | NULL); | |
645 | static CLASS_DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL); | |
646 | static CLASS_DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL); | |
647 | static CLASS_DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL); | |
648 | static CLASS_DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL); | |
649 | static CLASS_DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL); | |
650 | static CLASS_DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL); | |
651 | static CLASS_DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL); | |
652 | static CLASS_DEVICE_ATTR(state, S_IRUGO, qla2x00_state_show, NULL); | |
4fdfefe5 AV |
653 | static CLASS_DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, |
654 | qla2x00_zio_store); | |
655 | static CLASS_DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show, | |
656 | qla2x00_zio_timer_store); | |
f6df144c AV |
657 | static CLASS_DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show, |
658 | qla2x00_beacon_store); | |
afb046e2 AV |
659 | |
660 | struct class_device_attribute *qla2x00_host_attrs[] = { | |
661 | &class_device_attr_driver_version, | |
662 | &class_device_attr_fw_version, | |
663 | &class_device_attr_serial_num, | |
664 | &class_device_attr_isp_name, | |
665 | &class_device_attr_isp_id, | |
666 | &class_device_attr_model_name, | |
667 | &class_device_attr_model_desc, | |
668 | &class_device_attr_pci_info, | |
669 | &class_device_attr_state, | |
4fdfefe5 AV |
670 | &class_device_attr_zio, |
671 | &class_device_attr_zio_timer, | |
f6df144c | 672 | &class_device_attr_beacon, |
afb046e2 AV |
673 | NULL, |
674 | }; | |
675 | ||
8482e118 AV |
676 | /* Host attributes. */ |
677 | ||
678 | static void | |
679 | qla2x00_get_host_port_id(struct Scsi_Host *shost) | |
680 | { | |
681 | scsi_qla_host_t *ha = to_qla_host(shost); | |
682 | ||
683 | fc_host_port_id(shost) = ha->d_id.b.domain << 16 | | |
684 | ha->d_id.b.area << 8 | ha->d_id.b.al_pa; | |
685 | } | |
686 | ||
04414013 AV |
687 | static void |
688 | qla2x00_get_host_speed(struct Scsi_Host *shost) | |
689 | { | |
690 | scsi_qla_host_t *ha = to_qla_host(shost); | |
691 | uint32_t speed = 0; | |
692 | ||
693 | switch (ha->link_data_rate) { | |
694 | case LDR_1GB: | |
695 | speed = 1; | |
696 | break; | |
697 | case LDR_2GB: | |
698 | speed = 2; | |
699 | break; | |
700 | case LDR_4GB: | |
701 | speed = 4; | |
702 | break; | |
703 | } | |
704 | fc_host_speed(shost) = speed; | |
705 | } | |
706 | ||
8d067623 AV |
707 | static void |
708 | qla2x00_get_host_port_type(struct Scsi_Host *shost) | |
709 | { | |
710 | scsi_qla_host_t *ha = to_qla_host(shost); | |
711 | uint32_t port_type = FC_PORTTYPE_UNKNOWN; | |
712 | ||
713 | switch (ha->current_topology) { | |
714 | case ISP_CFG_NL: | |
715 | port_type = FC_PORTTYPE_LPORT; | |
716 | break; | |
717 | case ISP_CFG_FL: | |
718 | port_type = FC_PORTTYPE_NLPORT; | |
719 | break; | |
720 | case ISP_CFG_N: | |
721 | port_type = FC_PORTTYPE_PTP; | |
722 | break; | |
723 | case ISP_CFG_F: | |
724 | port_type = FC_PORTTYPE_NPORT; | |
725 | break; | |
726 | } | |
727 | fc_host_port_type(shost) = port_type; | |
728 | } | |
729 | ||
8482e118 AV |
730 | static void |
731 | qla2x00_get_starget_node_name(struct scsi_target *starget) | |
732 | { | |
733 | struct Scsi_Host *host = dev_to_shost(starget->dev.parent); | |
734 | scsi_qla_host_t *ha = to_qla_host(host); | |
bdf79621 | 735 | fc_port_t *fcport; |
f8b02a85 | 736 | u64 node_name = 0; |
8482e118 | 737 | |
bdf79621 AV |
738 | list_for_each_entry(fcport, &ha->fcports, list) { |
739 | if (starget->id == fcport->os_target_id) { | |
f8b02a85 | 740 | node_name = wwn_to_u64(fcport->node_name); |
bdf79621 AV |
741 | break; |
742 | } | |
743 | } | |
744 | ||
f8b02a85 | 745 | fc_starget_node_name(starget) = node_name; |
8482e118 AV |
746 | } |
747 | ||
748 | static void | |
749 | qla2x00_get_starget_port_name(struct scsi_target *starget) | |
750 | { | |
751 | struct Scsi_Host *host = dev_to_shost(starget->dev.parent); | |
752 | scsi_qla_host_t *ha = to_qla_host(host); | |
bdf79621 | 753 | fc_port_t *fcport; |
f8b02a85 | 754 | u64 port_name = 0; |
8482e118 | 755 | |
bdf79621 AV |
756 | list_for_each_entry(fcport, &ha->fcports, list) { |
757 | if (starget->id == fcport->os_target_id) { | |
f8b02a85 | 758 | port_name = wwn_to_u64(fcport->port_name); |
bdf79621 AV |
759 | break; |
760 | } | |
761 | } | |
762 | ||
f8b02a85 | 763 | fc_starget_port_name(starget) = port_name; |
8482e118 AV |
764 | } |
765 | ||
766 | static void | |
767 | qla2x00_get_starget_port_id(struct scsi_target *starget) | |
768 | { | |
769 | struct Scsi_Host *host = dev_to_shost(starget->dev.parent); | |
770 | scsi_qla_host_t *ha = to_qla_host(host); | |
bdf79621 AV |
771 | fc_port_t *fcport; |
772 | uint32_t port_id = ~0U; | |
773 | ||
774 | list_for_each_entry(fcport, &ha->fcports, list) { | |
775 | if (starget->id == fcport->os_target_id) { | |
776 | port_id = fcport->d_id.b.domain << 16 | | |
777 | fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; | |
778 | break; | |
779 | } | |
780 | } | |
8482e118 | 781 | |
8482e118 AV |
782 | fc_starget_port_id(starget) = port_id; |
783 | } | |
784 | ||
785 | static void | |
786 | qla2x00_get_rport_loss_tmo(struct fc_rport *rport) | |
787 | { | |
bdf79621 AV |
788 | struct Scsi_Host *host = rport_to_shost(rport); |
789 | scsi_qla_host_t *ha = to_qla_host(host); | |
8482e118 AV |
790 | |
791 | rport->dev_loss_tmo = ha->port_down_retry_count + 5; | |
792 | } | |
793 | ||
794 | static void | |
795 | qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) | |
796 | { | |
bdf79621 AV |
797 | struct Scsi_Host *host = rport_to_shost(rport); |
798 | scsi_qla_host_t *ha = to_qla_host(host); | |
8482e118 AV |
799 | |
800 | if (timeout) | |
801 | ha->port_down_retry_count = timeout; | |
802 | else | |
803 | ha->port_down_retry_count = 1; | |
804 | ||
805 | rport->dev_loss_tmo = ha->port_down_retry_count + 5; | |
806 | } | |
807 | ||
91ca7b01 AV |
808 | static int |
809 | qla2x00_issue_lip(struct Scsi_Host *shost) | |
810 | { | |
811 | scsi_qla_host_t *ha = to_qla_host(shost); | |
812 | ||
813 | set_bit(LOOP_RESET_NEEDED, &ha->dpc_flags); | |
814 | return 0; | |
815 | } | |
816 | ||
392e2f65 AV |
817 | static struct fc_host_statistics * |
818 | qla2x00_get_fc_host_stats(struct Scsi_Host *shost) | |
819 | { | |
820 | scsi_qla_host_t *ha = to_qla_host(shost); | |
821 | int rval; | |
822 | uint16_t mb_stat[1]; | |
823 | link_stat_t stat_buf; | |
824 | struct fc_host_statistics *pfc_host_stat; | |
825 | ||
826 | pfc_host_stat = &ha->fc_host_stat; | |
827 | memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics)); | |
828 | ||
044cc6c8 | 829 | if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { |
392e2f65 AV |
830 | rval = qla24xx_get_isp_stats(ha, (uint32_t *)&stat_buf, |
831 | sizeof(stat_buf) / 4, mb_stat); | |
832 | } else { | |
833 | rval = qla2x00_get_link_status(ha, ha->loop_id, &stat_buf, | |
834 | mb_stat); | |
835 | } | |
836 | if (rval != 0) { | |
837 | qla_printk(KERN_WARNING, ha, | |
838 | "Unable to retrieve host statistics (%d).\n", mb_stat[0]); | |
839 | return pfc_host_stat; | |
840 | } | |
841 | ||
842 | pfc_host_stat->link_failure_count = stat_buf.link_fail_cnt; | |
843 | pfc_host_stat->loss_of_sync_count = stat_buf.loss_sync_cnt; | |
844 | pfc_host_stat->loss_of_signal_count = stat_buf.loss_sig_cnt; | |
845 | pfc_host_stat->prim_seq_protocol_err_count = stat_buf.prim_seq_err_cnt; | |
846 | pfc_host_stat->invalid_tx_word_count = stat_buf.inval_xmit_word_cnt; | |
847 | pfc_host_stat->invalid_crc_count = stat_buf.inval_crc_cnt; | |
848 | ||
849 | return pfc_host_stat; | |
850 | } | |
851 | ||
1c97a12a | 852 | struct fc_function_template qla2xxx_transport_functions = { |
8482e118 AV |
853 | |
854 | .show_host_node_name = 1, | |
855 | .show_host_port_name = 1, | |
ad3e0eda AV |
856 | .show_host_supported_classes = 1, |
857 | ||
8482e118 AV |
858 | .get_host_port_id = qla2x00_get_host_port_id, |
859 | .show_host_port_id = 1, | |
04414013 AV |
860 | .get_host_speed = qla2x00_get_host_speed, |
861 | .show_host_speed = 1, | |
8d067623 AV |
862 | .get_host_port_type = qla2x00_get_host_port_type, |
863 | .show_host_port_type = 1, | |
8482e118 | 864 | |
bdf79621 | 865 | .dd_fcrport_size = sizeof(struct fc_port *), |
ad3e0eda | 866 | .show_rport_supported_classes = 1, |
8482e118 AV |
867 | |
868 | .get_starget_node_name = qla2x00_get_starget_node_name, | |
869 | .show_starget_node_name = 1, | |
870 | .get_starget_port_name = qla2x00_get_starget_port_name, | |
871 | .show_starget_port_name = 1, | |
872 | .get_starget_port_id = qla2x00_get_starget_port_id, | |
873 | .show_starget_port_id = 1, | |
874 | ||
875 | .get_rport_dev_loss_tmo = qla2x00_get_rport_loss_tmo, | |
876 | .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, | |
877 | .show_rport_dev_loss_tmo = 1, | |
878 | ||
91ca7b01 | 879 | .issue_fc_host_lip = qla2x00_issue_lip, |
392e2f65 | 880 | .get_fc_host_stats = qla2x00_get_fc_host_stats, |
8482e118 AV |
881 | }; |
882 | ||
8482e118 AV |
883 | void |
884 | qla2x00_init_host_attr(scsi_qla_host_t *ha) | |
885 | { | |
dad9c8c1 AV |
886 | fc_host_node_name(ha->host) = wwn_to_u64(ha->node_name); |
887 | fc_host_port_name(ha->host) = wwn_to_u64(ha->port_name); | |
ad3e0eda | 888 | fc_host_supported_classes(ha->host) = FC_COS_CLASS3; |
8482e118 | 889 | } |