diff options
Diffstat (limited to 'net/bluetooth/hci_sysfs.c')
-rw-r--r-- | net/bluetooth/hci_sysfs.c | 373 |
1 files changed, 0 insertions, 373 deletions
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index edf623a29043..0b61250cfdf9 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c | |||
@@ -1,17 +1,12 @@ | |||
1 | /* Bluetooth HCI driver model support. */ | 1 | /* Bluetooth HCI driver model support. */ |
2 | 2 | ||
3 | #include <linux/debugfs.h> | ||
4 | #include <linux/module.h> | 3 | #include <linux/module.h> |
5 | #include <asm/unaligned.h> | ||
6 | 4 | ||
7 | #include <net/bluetooth/bluetooth.h> | 5 | #include <net/bluetooth/bluetooth.h> |
8 | #include <net/bluetooth/hci_core.h> | 6 | #include <net/bluetooth/hci_core.h> |
9 | 7 | ||
10 | static struct class *bt_class; | 8 | static struct class *bt_class; |
11 | 9 | ||
12 | struct dentry *bt_debugfs; | ||
13 | EXPORT_SYMBOL_GPL(bt_debugfs); | ||
14 | |||
15 | static inline char *link_typetostr(int type) | 10 | static inline char *link_typetostr(int type) |
16 | { | 11 | { |
17 | switch (type) { | 12 | switch (type) { |
@@ -42,29 +37,15 @@ static ssize_t show_link_address(struct device *dev, | |||
42 | return sprintf(buf, "%pMR\n", &conn->dst); | 37 | return sprintf(buf, "%pMR\n", &conn->dst); |
43 | } | 38 | } |
44 | 39 | ||
45 | static ssize_t show_link_features(struct device *dev, | ||
46 | struct device_attribute *attr, char *buf) | ||
47 | { | ||
48 | struct hci_conn *conn = to_hci_conn(dev); | ||
49 | |||
50 | return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n", | ||
51 | conn->features[0][0], conn->features[0][1], | ||
52 | conn->features[0][2], conn->features[0][3], | ||
53 | conn->features[0][4], conn->features[0][5], | ||
54 | conn->features[0][6], conn->features[0][7]); | ||
55 | } | ||
56 | |||
57 | #define LINK_ATTR(_name, _mode, _show, _store) \ | 40 | #define LINK_ATTR(_name, _mode, _show, _store) \ |
58 | struct device_attribute link_attr_##_name = __ATTR(_name, _mode, _show, _store) | 41 | struct device_attribute link_attr_##_name = __ATTR(_name, _mode, _show, _store) |
59 | 42 | ||
60 | static LINK_ATTR(type, S_IRUGO, show_link_type, NULL); | 43 | static LINK_ATTR(type, S_IRUGO, show_link_type, NULL); |
61 | static LINK_ATTR(address, S_IRUGO, show_link_address, NULL); | 44 | static LINK_ATTR(address, S_IRUGO, show_link_address, NULL); |
62 | static LINK_ATTR(features, S_IRUGO, show_link_features, NULL); | ||
63 | 45 | ||
64 | static struct attribute *bt_link_attrs[] = { | 46 | static struct attribute *bt_link_attrs[] = { |
65 | &link_attr_type.attr, | 47 | &link_attr_type.attr, |
66 | &link_attr_address.attr, | 48 | &link_attr_address.attr, |
67 | &link_attr_features.attr, | ||
68 | NULL | 49 | NULL |
69 | }; | 50 | }; |
70 | 51 | ||
@@ -150,28 +131,6 @@ void hci_conn_del_sysfs(struct hci_conn *conn) | |||
150 | hci_dev_put(hdev); | 131 | hci_dev_put(hdev); |
151 | } | 132 | } |
152 | 133 | ||
153 | static inline char *host_bustostr(int bus) | ||
154 | { | ||
155 | switch (bus) { | ||
156 | case HCI_VIRTUAL: | ||
157 | return "VIRTUAL"; | ||
158 | case HCI_USB: | ||
159 | return "USB"; | ||
160 | case HCI_PCCARD: | ||
161 | return "PCCARD"; | ||
162 | case HCI_UART: | ||
163 | return "UART"; | ||
164 | case HCI_RS232: | ||
165 | return "RS232"; | ||
166 | case HCI_PCI: | ||
167 | return "PCI"; | ||
168 | case HCI_SDIO: | ||
169 | return "SDIO"; | ||
170 | default: | ||
171 | return "UNKNOWN"; | ||
172 | } | ||
173 | } | ||
174 | |||
175 | static inline char *host_typetostr(int type) | 134 | static inline char *host_typetostr(int type) |
176 | { | 135 | { |
177 | switch (type) { | 136 | switch (type) { |
@@ -184,13 +143,6 @@ static inline char *host_typetostr(int type) | |||
184 | } | 143 | } |
185 | } | 144 | } |
186 | 145 | ||
187 | static ssize_t show_bus(struct device *dev, | ||
188 | struct device_attribute *attr, char *buf) | ||
189 | { | ||
190 | struct hci_dev *hdev = to_hci_dev(dev); | ||
191 | return sprintf(buf, "%s\n", host_bustostr(hdev->bus)); | ||
192 | } | ||
193 | |||
194 | static ssize_t show_type(struct device *dev, | 146 | static ssize_t show_type(struct device *dev, |
195 | struct device_attribute *attr, char *buf) | 147 | struct device_attribute *attr, char *buf) |
196 | { | 148 | { |
@@ -212,14 +164,6 @@ static ssize_t show_name(struct device *dev, | |||
212 | return sprintf(buf, "%s\n", name); | 164 | return sprintf(buf, "%s\n", name); |
213 | } | 165 | } |
214 | 166 | ||
215 | static ssize_t show_class(struct device *dev, | ||
216 | struct device_attribute *attr, char *buf) | ||
217 | { | ||
218 | struct hci_dev *hdev = to_hci_dev(dev); | ||
219 | return sprintf(buf, "0x%.2x%.2x%.2x\n", hdev->dev_class[2], | ||
220 | hdev->dev_class[1], hdev->dev_class[0]); | ||
221 | } | ||
222 | |||
223 | static ssize_t show_address(struct device *dev, | 167 | static ssize_t show_address(struct device *dev, |
224 | struct device_attribute *attr, char *buf) | 168 | struct device_attribute *attr, char *buf) |
225 | { | 169 | { |
@@ -227,150 +171,14 @@ static ssize_t show_address(struct device *dev, | |||
227 | return sprintf(buf, "%pMR\n", &hdev->bdaddr); | 171 | return sprintf(buf, "%pMR\n", &hdev->bdaddr); |
228 | } | 172 | } |
229 | 173 | ||
230 | static ssize_t show_features(struct device *dev, | ||
231 | struct device_attribute *attr, char *buf) | ||
232 | { | ||
233 | struct hci_dev *hdev = to_hci_dev(dev); | ||
234 | |||
235 | return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n", | ||
236 | hdev->features[0][0], hdev->features[0][1], | ||
237 | hdev->features[0][2], hdev->features[0][3], | ||
238 | hdev->features[0][4], hdev->features[0][5], | ||
239 | hdev->features[0][6], hdev->features[0][7]); | ||
240 | } | ||
241 | |||
242 | static ssize_t show_manufacturer(struct device *dev, | ||
243 | struct device_attribute *attr, char *buf) | ||
244 | { | ||
245 | struct hci_dev *hdev = to_hci_dev(dev); | ||
246 | return sprintf(buf, "%d\n", hdev->manufacturer); | ||
247 | } | ||
248 | |||
249 | static ssize_t show_hci_version(struct device *dev, | ||
250 | struct device_attribute *attr, char *buf) | ||
251 | { | ||
252 | struct hci_dev *hdev = to_hci_dev(dev); | ||
253 | return sprintf(buf, "%d\n", hdev->hci_ver); | ||
254 | } | ||
255 | |||
256 | static ssize_t show_hci_revision(struct device *dev, | ||
257 | struct device_attribute *attr, char *buf) | ||
258 | { | ||
259 | struct hci_dev *hdev = to_hci_dev(dev); | ||
260 | return sprintf(buf, "%d\n", hdev->hci_rev); | ||
261 | } | ||
262 | |||
263 | static ssize_t show_idle_timeout(struct device *dev, | ||
264 | struct device_attribute *attr, char *buf) | ||
265 | { | ||
266 | struct hci_dev *hdev = to_hci_dev(dev); | ||
267 | return sprintf(buf, "%d\n", hdev->idle_timeout); | ||
268 | } | ||
269 | |||
270 | static ssize_t store_idle_timeout(struct device *dev, | ||
271 | struct device_attribute *attr, | ||
272 | const char *buf, size_t count) | ||
273 | { | ||
274 | struct hci_dev *hdev = to_hci_dev(dev); | ||
275 | unsigned int val; | ||
276 | int rv; | ||
277 | |||
278 | rv = kstrtouint(buf, 0, &val); | ||
279 | if (rv < 0) | ||
280 | return rv; | ||
281 | |||
282 | if (val != 0 && (val < 500 || val > 3600000)) | ||
283 | return -EINVAL; | ||
284 | |||
285 | hdev->idle_timeout = val; | ||
286 | |||
287 | return count; | ||
288 | } | ||
289 | |||
290 | static ssize_t show_sniff_max_interval(struct device *dev, | ||
291 | struct device_attribute *attr, char *buf) | ||
292 | { | ||
293 | struct hci_dev *hdev = to_hci_dev(dev); | ||
294 | return sprintf(buf, "%d\n", hdev->sniff_max_interval); | ||
295 | } | ||
296 | |||
297 | static ssize_t store_sniff_max_interval(struct device *dev, | ||
298 | struct device_attribute *attr, | ||
299 | const char *buf, size_t count) | ||
300 | { | ||
301 | struct hci_dev *hdev = to_hci_dev(dev); | ||
302 | u16 val; | ||
303 | int rv; | ||
304 | |||
305 | rv = kstrtou16(buf, 0, &val); | ||
306 | if (rv < 0) | ||
307 | return rv; | ||
308 | |||
309 | if (val == 0 || val % 2 || val < hdev->sniff_min_interval) | ||
310 | return -EINVAL; | ||
311 | |||
312 | hdev->sniff_max_interval = val; | ||
313 | |||
314 | return count; | ||
315 | } | ||
316 | |||
317 | static ssize_t show_sniff_min_interval(struct device *dev, | ||
318 | struct device_attribute *attr, char *buf) | ||
319 | { | ||
320 | struct hci_dev *hdev = to_hci_dev(dev); | ||
321 | return sprintf(buf, "%d\n", hdev->sniff_min_interval); | ||
322 | } | ||
323 | |||
324 | static ssize_t store_sniff_min_interval(struct device *dev, | ||
325 | struct device_attribute *attr, | ||
326 | const char *buf, size_t count) | ||
327 | { | ||
328 | struct hci_dev *hdev = to_hci_dev(dev); | ||
329 | u16 val; | ||
330 | int rv; | ||
331 | |||
332 | rv = kstrtou16(buf, 0, &val); | ||
333 | if (rv < 0) | ||
334 | return rv; | ||
335 | |||
336 | if (val == 0 || val % 2 || val > hdev->sniff_max_interval) | ||
337 | return -EINVAL; | ||
338 | |||
339 | hdev->sniff_min_interval = val; | ||
340 | |||
341 | return count; | ||
342 | } | ||
343 | |||
344 | static DEVICE_ATTR(bus, S_IRUGO, show_bus, NULL); | ||
345 | static DEVICE_ATTR(type, S_IRUGO, show_type, NULL); | 174 | static DEVICE_ATTR(type, S_IRUGO, show_type, NULL); |
346 | static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); | 175 | static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); |
347 | static DEVICE_ATTR(class, S_IRUGO, show_class, NULL); | ||
348 | static DEVICE_ATTR(address, S_IRUGO, show_address, NULL); | 176 | static DEVICE_ATTR(address, S_IRUGO, show_address, NULL); |
349 | static DEVICE_ATTR(features, S_IRUGO, show_features, NULL); | ||
350 | static DEVICE_ATTR(manufacturer, S_IRUGO, show_manufacturer, NULL); | ||
351 | static DEVICE_ATTR(hci_version, S_IRUGO, show_hci_version, NULL); | ||
352 | static DEVICE_ATTR(hci_revision, S_IRUGO, show_hci_revision, NULL); | ||
353 | |||
354 | static DEVICE_ATTR(idle_timeout, S_IRUGO | S_IWUSR, | ||
355 | show_idle_timeout, store_idle_timeout); | ||
356 | static DEVICE_ATTR(sniff_max_interval, S_IRUGO | S_IWUSR, | ||
357 | show_sniff_max_interval, store_sniff_max_interval); | ||
358 | static DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR, | ||
359 | show_sniff_min_interval, store_sniff_min_interval); | ||
360 | 177 | ||
361 | static struct attribute *bt_host_attrs[] = { | 178 | static struct attribute *bt_host_attrs[] = { |
362 | &dev_attr_bus.attr, | ||
363 | &dev_attr_type.attr, | 179 | &dev_attr_type.attr, |
364 | &dev_attr_name.attr, | 180 | &dev_attr_name.attr, |
365 | &dev_attr_class.attr, | ||
366 | &dev_attr_address.attr, | 181 | &dev_attr_address.attr, |
367 | &dev_attr_features.attr, | ||
368 | &dev_attr_manufacturer.attr, | ||
369 | &dev_attr_hci_version.attr, | ||
370 | &dev_attr_hci_revision.attr, | ||
371 | &dev_attr_idle_timeout.attr, | ||
372 | &dev_attr_sniff_max_interval.attr, | ||
373 | &dev_attr_sniff_min_interval.attr, | ||
374 | NULL | 182 | NULL |
375 | }; | 183 | }; |
376 | 184 | ||
@@ -396,141 +204,6 @@ static struct device_type bt_host = { | |||
396 | .release = bt_host_release, | 204 | .release = bt_host_release, |
397 | }; | 205 | }; |
398 | 206 | ||
399 | static int inquiry_cache_show(struct seq_file *f, void *p) | ||
400 | { | ||
401 | struct hci_dev *hdev = f->private; | ||
402 | struct discovery_state *cache = &hdev->discovery; | ||
403 | struct inquiry_entry *e; | ||
404 | |||
405 | hci_dev_lock(hdev); | ||
406 | |||
407 | list_for_each_entry(e, &cache->all, all) { | ||
408 | struct inquiry_data *data = &e->data; | ||
409 | seq_printf(f, "%pMR %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n", | ||
410 | &data->bdaddr, | ||
411 | data->pscan_rep_mode, data->pscan_period_mode, | ||
412 | data->pscan_mode, data->dev_class[2], | ||
413 | data->dev_class[1], data->dev_class[0], | ||
414 | __le16_to_cpu(data->clock_offset), | ||
415 | data->rssi, data->ssp_mode, e->timestamp); | ||
416 | } | ||
417 | |||
418 | hci_dev_unlock(hdev); | ||
419 | |||
420 | return 0; | ||
421 | } | ||
422 | |||
423 | static int inquiry_cache_open(struct inode *inode, struct file *file) | ||
424 | { | ||
425 | return single_open(file, inquiry_cache_show, inode->i_private); | ||
426 | } | ||
427 | |||
428 | static const struct file_operations inquiry_cache_fops = { | ||
429 | .open = inquiry_cache_open, | ||
430 | .read = seq_read, | ||
431 | .llseek = seq_lseek, | ||
432 | .release = single_release, | ||
433 | }; | ||
434 | |||
435 | static int blacklist_show(struct seq_file *f, void *p) | ||
436 | { | ||
437 | struct hci_dev *hdev = f->private; | ||
438 | struct bdaddr_list *b; | ||
439 | |||
440 | hci_dev_lock(hdev); | ||
441 | |||
442 | list_for_each_entry(b, &hdev->blacklist, list) | ||
443 | seq_printf(f, "%pMR\n", &b->bdaddr); | ||
444 | |||
445 | hci_dev_unlock(hdev); | ||
446 | |||
447 | return 0; | ||
448 | } | ||
449 | |||
450 | static int blacklist_open(struct inode *inode, struct file *file) | ||
451 | { | ||
452 | return single_open(file, blacklist_show, inode->i_private); | ||
453 | } | ||
454 | |||
455 | static const struct file_operations blacklist_fops = { | ||
456 | .open = blacklist_open, | ||
457 | .read = seq_read, | ||
458 | .llseek = seq_lseek, | ||
459 | .release = single_release, | ||
460 | }; | ||
461 | |||
462 | static void print_bt_uuid(struct seq_file *f, u8 *uuid) | ||
463 | { | ||
464 | u32 data0, data5; | ||
465 | u16 data1, data2, data3, data4; | ||
466 | |||
467 | data5 = get_unaligned_le32(uuid); | ||
468 | data4 = get_unaligned_le16(uuid + 4); | ||
469 | data3 = get_unaligned_le16(uuid + 6); | ||
470 | data2 = get_unaligned_le16(uuid + 8); | ||
471 | data1 = get_unaligned_le16(uuid + 10); | ||
472 | data0 = get_unaligned_le32(uuid + 12); | ||
473 | |||
474 | seq_printf(f, "%.8x-%.4x-%.4x-%.4x-%.4x%.8x\n", | ||
475 | data0, data1, data2, data3, data4, data5); | ||
476 | } | ||
477 | |||
478 | static int uuids_show(struct seq_file *f, void *p) | ||
479 | { | ||
480 | struct hci_dev *hdev = f->private; | ||
481 | struct bt_uuid *uuid; | ||
482 | |||
483 | hci_dev_lock(hdev); | ||
484 | |||
485 | list_for_each_entry(uuid, &hdev->uuids, list) | ||
486 | print_bt_uuid(f, uuid->uuid); | ||
487 | |||
488 | hci_dev_unlock(hdev); | ||
489 | |||
490 | return 0; | ||
491 | } | ||
492 | |||
493 | static int uuids_open(struct inode *inode, struct file *file) | ||
494 | { | ||
495 | return single_open(file, uuids_show, inode->i_private); | ||
496 | } | ||
497 | |||
498 | static const struct file_operations uuids_fops = { | ||
499 | .open = uuids_open, | ||
500 | .read = seq_read, | ||
501 | .llseek = seq_lseek, | ||
502 | .release = single_release, | ||
503 | }; | ||
504 | |||
505 | static int auto_accept_delay_set(void *data, u64 val) | ||
506 | { | ||
507 | struct hci_dev *hdev = data; | ||
508 | |||
509 | hci_dev_lock(hdev); | ||
510 | |||
511 | hdev->auto_accept_delay = val; | ||
512 | |||
513 | hci_dev_unlock(hdev); | ||
514 | |||
515 | return 0; | ||
516 | } | ||
517 | |||
518 | static int auto_accept_delay_get(void *data, u64 *val) | ||
519 | { | ||
520 | struct hci_dev *hdev = data; | ||
521 | |||
522 | hci_dev_lock(hdev); | ||
523 | |||
524 | *val = hdev->auto_accept_delay; | ||
525 | |||
526 | hci_dev_unlock(hdev); | ||
527 | |||
528 | return 0; | ||
529 | } | ||
530 | |||
531 | DEFINE_SIMPLE_ATTRIBUTE(auto_accept_delay_fops, auto_accept_delay_get, | ||
532 | auto_accept_delay_set, "%llu\n"); | ||
533 | |||
534 | void hci_init_sysfs(struct hci_dev *hdev) | 207 | void hci_init_sysfs(struct hci_dev *hdev) |
535 | { | 208 | { |
536 | struct device *dev = &hdev->dev; | 209 | struct device *dev = &hdev->dev; |
@@ -542,52 +215,8 @@ void hci_init_sysfs(struct hci_dev *hdev) | |||
542 | device_initialize(dev); | 215 | device_initialize(dev); |
543 | } | 216 | } |
544 | 217 | ||
545 | int hci_add_sysfs(struct hci_dev *hdev) | ||
546 | { | ||
547 | struct device *dev = &hdev->dev; | ||
548 | int err; | ||
549 | |||
550 | BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus); | ||
551 | |||
552 | dev_set_name(dev, "%s", hdev->name); | ||
553 | |||
554 | err = device_add(dev); | ||
555 | if (err < 0) | ||
556 | return err; | ||
557 | |||
558 | if (!bt_debugfs) | ||
559 | return 0; | ||
560 | |||
561 | hdev->debugfs = debugfs_create_dir(hdev->name, bt_debugfs); | ||
562 | if (!hdev->debugfs) | ||
563 | return 0; | ||
564 | |||
565 | debugfs_create_file("inquiry_cache", 0444, hdev->debugfs, | ||
566 | hdev, &inquiry_cache_fops); | ||
567 | |||
568 | debugfs_create_file("blacklist", 0444, hdev->debugfs, | ||
569 | hdev, &blacklist_fops); | ||
570 | |||
571 | debugfs_create_file("uuids", 0444, hdev->debugfs, hdev, &uuids_fops); | ||
572 | |||
573 | debugfs_create_file("auto_accept_delay", 0444, hdev->debugfs, hdev, | ||
574 | &auto_accept_delay_fops); | ||
575 | return 0; | ||
576 | } | ||
577 | |||
578 | void hci_del_sysfs(struct hci_dev *hdev) | ||
579 | { | ||
580 | BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus); | ||
581 | |||
582 | debugfs_remove_recursive(hdev->debugfs); | ||
583 | |||
584 | device_del(&hdev->dev); | ||
585 | } | ||
586 | |||
587 | int __init bt_sysfs_init(void) | 218 | int __init bt_sysfs_init(void) |
588 | { | 219 | { |
589 | bt_debugfs = debugfs_create_dir("bluetooth", NULL); | ||
590 | |||
591 | bt_class = class_create(THIS_MODULE, "bluetooth"); | 220 | bt_class = class_create(THIS_MODULE, "bluetooth"); |
592 | 221 | ||
593 | return PTR_ERR_OR_ZERO(bt_class); | 222 | return PTR_ERR_OR_ZERO(bt_class); |
@@ -596,6 +225,4 @@ int __init bt_sysfs_init(void) | |||
596 | void bt_sysfs_cleanup(void) | 225 | void bt_sysfs_cleanup(void) |
597 | { | 226 | { |
598 | class_destroy(bt_class); | 227 | class_destroy(bt_class); |
599 | |||
600 | debugfs_remove_recursive(bt_debugfs); | ||
601 | } | 228 | } |