Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* Bluetooth HCI driver model support. */ |
2 | ||
ca325f69 | 3 | #include <linux/debugfs.h> |
3a9a231d | 4 | #include <linux/module.h> |
52e0b011 | 5 | #include <asm/unaligned.h> |
1da177e4 LT |
6 | |
7 | #include <net/bluetooth/bluetooth.h> | |
8 | #include <net/bluetooth/hci_core.h> | |
9 | ||
aef7d97c | 10 | static struct class *bt_class; |
90855d7b | 11 | |
602f9887 | 12 | struct dentry *bt_debugfs; |
ca325f69 MH |
13 | EXPORT_SYMBOL_GPL(bt_debugfs); |
14 | ||
90855d7b MH |
15 | static inline char *link_typetostr(int type) |
16 | { | |
17 | switch (type) { | |
18 | case ACL_LINK: | |
19 | return "ACL"; | |
20 | case SCO_LINK: | |
21 | return "SCO"; | |
22 | case ESCO_LINK: | |
23 | return "eSCO"; | |
21061df3 PH |
24 | case LE_LINK: |
25 | return "LE"; | |
90855d7b MH |
26 | default: |
27 | return "UNKNOWN"; | |
28 | } | |
29 | } | |
30 | ||
b80f021f GP |
31 | static ssize_t show_link_type(struct device *dev, |
32 | struct device_attribute *attr, char *buf) | |
90855d7b | 33 | { |
3dc07322 | 34 | struct hci_conn *conn = to_hci_conn(dev); |
90855d7b MH |
35 | return sprintf(buf, "%s\n", link_typetostr(conn->type)); |
36 | } | |
37 | ||
b80f021f GP |
38 | static ssize_t show_link_address(struct device *dev, |
39 | struct device_attribute *attr, char *buf) | |
90855d7b | 40 | { |
3dc07322 | 41 | struct hci_conn *conn = to_hci_conn(dev); |
fcb73338 | 42 | return sprintf(buf, "%pMR\n", &conn->dst); |
90855d7b MH |
43 | } |
44 | ||
b80f021f GP |
45 | static ssize_t show_link_features(struct device *dev, |
46 | struct device_attribute *attr, char *buf) | |
90855d7b | 47 | { |
3dc07322 | 48 | struct hci_conn *conn = to_hci_conn(dev); |
90855d7b MH |
49 | |
50 | return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n", | |
cad718ed JH |
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]); | |
90855d7b MH |
55 | } |
56 | ||
602f9887 GP |
57 | #define LINK_ATTR(_name, _mode, _show, _store) \ |
58 | struct device_attribute link_attr_##_name = __ATTR(_name, _mode, _show, _store) | |
90855d7b MH |
59 | |
60 | static LINK_ATTR(type, S_IRUGO, show_link_type, NULL); | |
61 | static LINK_ATTR(address, S_IRUGO, show_link_address, NULL); | |
62 | static LINK_ATTR(features, S_IRUGO, show_link_features, NULL); | |
63 | ||
64 | static struct attribute *bt_link_attrs[] = { | |
65 | &link_attr_type.attr, | |
66 | &link_attr_address.attr, | |
67 | &link_attr_features.attr, | |
68 | NULL | |
69 | }; | |
70 | ||
71 | static struct attribute_group bt_link_group = { | |
72 | .attrs = bt_link_attrs, | |
73 | }; | |
74 | ||
a4dbd674 | 75 | static const struct attribute_group *bt_link_groups[] = { |
90855d7b MH |
76 | &bt_link_group, |
77 | NULL | |
78 | }; | |
79 | ||
80 | static void bt_link_release(struct device *dev) | |
81 | { | |
2dd10688 DH |
82 | struct hci_conn *conn = to_hci_conn(dev); |
83 | kfree(conn); | |
90855d7b MH |
84 | } |
85 | ||
86 | static struct device_type bt_link = { | |
87 | .name = "link", | |
88 | .groups = bt_link_groups, | |
89 | .release = bt_link_release, | |
90 | }; | |
91 | ||
6d438e33 GP |
92 | /* |
93 | * The rfcomm tty device will possibly retain even when conn | |
94 | * is down, and sysfs doesn't support move zombie device, | |
95 | * so we should move the device before conn device is destroyed. | |
96 | */ | |
97 | static int __match_tty(struct device *dev, void *data) | |
98 | { | |
99 | return !strncmp(dev_name(dev), "rfcomm", 6); | |
100 | } | |
101 | ||
102 | void hci_conn_init_sysfs(struct hci_conn *conn) | |
103 | { | |
104 | struct hci_dev *hdev = conn->hdev; | |
105 | ||
106 | BT_DBG("conn %p", conn); | |
107 | ||
108 | conn->dev.type = &bt_link; | |
109 | conn->dev.class = bt_class; | |
110 | conn->dev.parent = &hdev->dev; | |
111 | ||
112 | device_initialize(&conn->dev); | |
113 | } | |
114 | ||
115 | void hci_conn_add_sysfs(struct hci_conn *conn) | |
90855d7b | 116 | { |
457ca7bb | 117 | struct hci_dev *hdev = conn->hdev; |
90855d7b | 118 | |
6d438e33 GP |
119 | BT_DBG("conn %p", conn); |
120 | ||
457ca7bb MH |
121 | dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle); |
122 | ||
90855d7b MH |
123 | if (device_add(&conn->dev) < 0) { |
124 | BT_ERR("Failed to register connection device"); | |
125 | return; | |
126 | } | |
384943ec MH |
127 | |
128 | hci_dev_hold(hdev); | |
90855d7b MH |
129 | } |
130 | ||
6d438e33 | 131 | void hci_conn_del_sysfs(struct hci_conn *conn) |
90855d7b | 132 | { |
90855d7b MH |
133 | struct hci_dev *hdev = conn->hdev; |
134 | ||
a67e899c MH |
135 | if (!device_is_registered(&conn->dev)) |
136 | return; | |
f3784d83 | 137 | |
90855d7b MH |
138 | while (1) { |
139 | struct device *dev; | |
140 | ||
141 | dev = device_find_child(&conn->dev, NULL, __match_tty); | |
142 | if (!dev) | |
143 | break; | |
ffa6a705 | 144 | device_move(dev, NULL, DPM_ORDER_DEV_LAST); |
90855d7b MH |
145 | put_device(dev); |
146 | } | |
147 | ||
148 | device_del(&conn->dev); | |
384943ec | 149 | |
90855d7b MH |
150 | hci_dev_put(hdev); |
151 | } | |
152 | ||
c13854ce | 153 | static inline char *host_bustostr(int bus) |
1da177e4 | 154 | { |
c13854ce | 155 | switch (bus) { |
0ac53939 | 156 | case HCI_VIRTUAL: |
4d0eb004 MH |
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"; | |
0ac53939 MH |
168 | case HCI_SDIO: |
169 | return "SDIO"; | |
4d0eb004 MH |
170 | default: |
171 | return "UNKNOWN"; | |
172 | } | |
1da177e4 LT |
173 | } |
174 | ||
943da25d MH |
175 | static inline char *host_typetostr(int type) |
176 | { | |
177 | switch (type) { | |
178 | case HCI_BREDR: | |
179 | return "BR/EDR"; | |
8f1e1742 DV |
180 | case HCI_AMP: |
181 | return "AMP"; | |
943da25d MH |
182 | default: |
183 | return "UNKNOWN"; | |
184 | } | |
185 | } | |
186 | ||
b80f021f GP |
187 | static ssize_t show_bus(struct device *dev, |
188 | struct device_attribute *attr, char *buf) | |
1da177e4 | 189 | { |
aa2b86d7 | 190 | struct hci_dev *hdev = to_hci_dev(dev); |
c13854ce | 191 | return sprintf(buf, "%s\n", host_bustostr(hdev->bus)); |
1da177e4 LT |
192 | } |
193 | ||
b80f021f GP |
194 | static ssize_t show_type(struct device *dev, |
195 | struct device_attribute *attr, char *buf) | |
943da25d | 196 | { |
aa2b86d7 | 197 | struct hci_dev *hdev = to_hci_dev(dev); |
943da25d MH |
198 | return sprintf(buf, "%s\n", host_typetostr(hdev->dev_type)); |
199 | } | |
200 | ||
b80f021f GP |
201 | static ssize_t show_name(struct device *dev, |
202 | struct device_attribute *attr, char *buf) | |
a9de9248 | 203 | { |
aa2b86d7 | 204 | struct hci_dev *hdev = to_hci_dev(dev); |
1f6c6378 | 205 | char name[HCI_MAX_NAME_LENGTH + 1]; |
a9de9248 MH |
206 | int i; |
207 | ||
1f6c6378 | 208 | for (i = 0; i < HCI_MAX_NAME_LENGTH; i++) |
a9de9248 MH |
209 | name[i] = hdev->dev_name[i]; |
210 | ||
1f6c6378 | 211 | name[HCI_MAX_NAME_LENGTH] = '\0'; |
a9de9248 MH |
212 | return sprintf(buf, "%s\n", name); |
213 | } | |
214 | ||
b80f021f GP |
215 | static ssize_t show_class(struct device *dev, |
216 | struct device_attribute *attr, char *buf) | |
a9de9248 | 217 | { |
aa2b86d7 | 218 | struct hci_dev *hdev = to_hci_dev(dev); |
8fc9ced3 GP |
219 | return sprintf(buf, "0x%.2x%.2x%.2x\n", hdev->dev_class[2], |
220 | hdev->dev_class[1], hdev->dev_class[0]); | |
a9de9248 MH |
221 | } |
222 | ||
b80f021f GP |
223 | static ssize_t show_address(struct device *dev, |
224 | struct device_attribute *attr, char *buf) | |
1da177e4 | 225 | { |
aa2b86d7 | 226 | struct hci_dev *hdev = to_hci_dev(dev); |
fcb73338 | 227 | return sprintf(buf, "%pMR\n", &hdev->bdaddr); |
1da177e4 LT |
228 | } |
229 | ||
b80f021f GP |
230 | static ssize_t show_features(struct device *dev, |
231 | struct device_attribute *attr, char *buf) | |
a9de9248 | 232 | { |
aa2b86d7 | 233 | struct hci_dev *hdev = to_hci_dev(dev); |
a9de9248 MH |
234 | |
235 | return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n", | |
cad718ed JH |
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]); | |
a9de9248 MH |
240 | } |
241 | ||
b80f021f GP |
242 | static ssize_t show_manufacturer(struct device *dev, |
243 | struct device_attribute *attr, char *buf) | |
1143e5a6 | 244 | { |
aa2b86d7 | 245 | struct hci_dev *hdev = to_hci_dev(dev); |
1143e5a6 MH |
246 | return sprintf(buf, "%d\n", hdev->manufacturer); |
247 | } | |
248 | ||
b80f021f GP |
249 | static ssize_t show_hci_version(struct device *dev, |
250 | struct device_attribute *attr, char *buf) | |
1143e5a6 | 251 | { |
aa2b86d7 | 252 | struct hci_dev *hdev = to_hci_dev(dev); |
1143e5a6 MH |
253 | return sprintf(buf, "%d\n", hdev->hci_ver); |
254 | } | |
255 | ||
b80f021f GP |
256 | static ssize_t show_hci_revision(struct device *dev, |
257 | struct device_attribute *attr, char *buf) | |
1143e5a6 | 258 | { |
aa2b86d7 | 259 | struct hci_dev *hdev = to_hci_dev(dev); |
1143e5a6 MH |
260 | return sprintf(buf, "%d\n", hdev->hci_rev); |
261 | } | |
262 | ||
b80f021f GP |
263 | static ssize_t show_idle_timeout(struct device *dev, |
264 | struct device_attribute *attr, char *buf) | |
04837f64 | 265 | { |
aa2b86d7 | 266 | struct hci_dev *hdev = to_hci_dev(dev); |
04837f64 MH |
267 | return sprintf(buf, "%d\n", hdev->idle_timeout); |
268 | } | |
269 | ||
b80f021f GP |
270 | static ssize_t store_idle_timeout(struct device *dev, |
271 | struct device_attribute *attr, | |
272 | const char *buf, size_t count) | |
04837f64 | 273 | { |
aa2b86d7 | 274 | struct hci_dev *hdev = to_hci_dev(dev); |
db940cb0 AD |
275 | unsigned int val; |
276 | int rv; | |
04837f64 | 277 | |
db940cb0 AD |
278 | rv = kstrtouint(buf, 0, &val); |
279 | if (rv < 0) | |
280 | return rv; | |
04837f64 MH |
281 | |
282 | if (val != 0 && (val < 500 || val > 3600000)) | |
283 | return -EINVAL; | |
284 | ||
285 | hdev->idle_timeout = val; | |
286 | ||
287 | return count; | |
288 | } | |
289 | ||
b80f021f GP |
290 | static ssize_t show_sniff_max_interval(struct device *dev, |
291 | struct device_attribute *attr, char *buf) | |
04837f64 | 292 | { |
aa2b86d7 | 293 | struct hci_dev *hdev = to_hci_dev(dev); |
04837f64 MH |
294 | return sprintf(buf, "%d\n", hdev->sniff_max_interval); |
295 | } | |
296 | ||
b80f021f GP |
297 | static ssize_t store_sniff_max_interval(struct device *dev, |
298 | struct device_attribute *attr, | |
299 | const char *buf, size_t count) | |
04837f64 | 300 | { |
aa2b86d7 | 301 | struct hci_dev *hdev = to_hci_dev(dev); |
db940cb0 AD |
302 | u16 val; |
303 | int rv; | |
04837f64 | 304 | |
db940cb0 AD |
305 | rv = kstrtou16(buf, 0, &val); |
306 | if (rv < 0) | |
307 | return rv; | |
04837f64 | 308 | |
db940cb0 | 309 | if (val == 0 || val % 2 || val < hdev->sniff_min_interval) |
04837f64 MH |
310 | return -EINVAL; |
311 | ||
312 | hdev->sniff_max_interval = val; | |
313 | ||
314 | return count; | |
315 | } | |
316 | ||
b80f021f GP |
317 | static ssize_t show_sniff_min_interval(struct device *dev, |
318 | struct device_attribute *attr, char *buf) | |
04837f64 | 319 | { |
aa2b86d7 | 320 | struct hci_dev *hdev = to_hci_dev(dev); |
04837f64 MH |
321 | return sprintf(buf, "%d\n", hdev->sniff_min_interval); |
322 | } | |
323 | ||
b80f021f GP |
324 | static ssize_t store_sniff_min_interval(struct device *dev, |
325 | struct device_attribute *attr, | |
326 | const char *buf, size_t count) | |
04837f64 | 327 | { |
aa2b86d7 | 328 | struct hci_dev *hdev = to_hci_dev(dev); |
db940cb0 AD |
329 | u16 val; |
330 | int rv; | |
04837f64 | 331 | |
db940cb0 AD |
332 | rv = kstrtou16(buf, 0, &val); |
333 | if (rv < 0) | |
334 | return rv; | |
04837f64 | 335 | |
db940cb0 | 336 | if (val == 0 || val % 2 || val > hdev->sniff_max_interval) |
04837f64 MH |
337 | return -EINVAL; |
338 | ||
339 | hdev->sniff_min_interval = val; | |
340 | ||
341 | return count; | |
342 | } | |
343 | ||
c13854ce | 344 | static DEVICE_ATTR(bus, S_IRUGO, show_bus, NULL); |
943da25d | 345 | static DEVICE_ATTR(type, S_IRUGO, show_type, NULL); |
a9de9248 MH |
346 | static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); |
347 | static DEVICE_ATTR(class, S_IRUGO, show_class, NULL); | |
a91f2e39 | 348 | static DEVICE_ATTR(address, S_IRUGO, show_address, NULL); |
a9de9248 | 349 | static DEVICE_ATTR(features, S_IRUGO, show_features, NULL); |
1143e5a6 MH |
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); | |
1da177e4 | 353 | |
a91f2e39 | 354 | static DEVICE_ATTR(idle_timeout, S_IRUGO | S_IWUSR, |
b80f021f | 355 | show_idle_timeout, store_idle_timeout); |
a91f2e39 | 356 | static DEVICE_ATTR(sniff_max_interval, S_IRUGO | S_IWUSR, |
b80f021f | 357 | show_sniff_max_interval, store_sniff_max_interval); |
a91f2e39 | 358 | static DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR, |
b80f021f | 359 | show_sniff_min_interval, store_sniff_min_interval); |
04837f64 | 360 | |
90855d7b | 361 | static struct attribute *bt_host_attrs[] = { |
c13854ce | 362 | &dev_attr_bus.attr, |
943da25d | 363 | &dev_attr_type.attr, |
90855d7b MH |
364 | &dev_attr_name.attr, |
365 | &dev_attr_class.attr, | |
366 | &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, | |
90855d7b MH |
371 | &dev_attr_idle_timeout.attr, |
372 | &dev_attr_sniff_max_interval.attr, | |
373 | &dev_attr_sniff_min_interval.attr, | |
1da177e4 LT |
374 | NULL |
375 | }; | |
376 | ||
90855d7b MH |
377 | static struct attribute_group bt_host_group = { |
378 | .attrs = bt_host_attrs, | |
b219e3ac MH |
379 | }; |
380 | ||
a4dbd674 | 381 | static const struct attribute_group *bt_host_groups[] = { |
90855d7b MH |
382 | &bt_host_group, |
383 | NULL | |
27d35284 MH |
384 | }; |
385 | ||
90855d7b | 386 | static void bt_host_release(struct device *dev) |
a91f2e39 | 387 | { |
2dd10688 DH |
388 | struct hci_dev *hdev = to_hci_dev(dev); |
389 | kfree(hdev); | |
46e06531 | 390 | module_put(THIS_MODULE); |
b219e3ac MH |
391 | } |
392 | ||
90855d7b MH |
393 | static struct device_type bt_host = { |
394 | .name = "host", | |
395 | .groups = bt_host_groups, | |
396 | .release = bt_host_release, | |
397 | }; | |
a91f2e39 | 398 | |
d4612cb8 | 399 | static int inquiry_cache_show(struct seq_file *f, void *p) |
ca325f69 | 400 | { |
d4612cb8 | 401 | struct hci_dev *hdev = f->private; |
30883512 | 402 | struct discovery_state *cache = &hdev->discovery; |
ca325f69 | 403 | struct inquiry_entry *e; |
ca325f69 | 404 | |
09fd0de5 | 405 | hci_dev_lock(hdev); |
ca325f69 | 406 | |
561aafbc | 407 | list_for_each_entry(e, &cache->all, all) { |
ca325f69 | 408 | struct inquiry_data *data = &e->data; |
fcb73338 AE |
409 | seq_printf(f, "%pMR %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n", |
410 | &data->bdaddr, | |
d4612cb8 MH |
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); | |
ca325f69 MH |
416 | } |
417 | ||
09fd0de5 | 418 | hci_dev_unlock(hdev); |
ca325f69 | 419 | |
d4612cb8 MH |
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); | |
ca325f69 MH |
426 | } |
427 | ||
428 | static const struct file_operations inquiry_cache_fops = { | |
d4612cb8 MH |
429 | .open = inquiry_cache_open, |
430 | .read = seq_read, | |
431 | .llseek = seq_lseek, | |
432 | .release = single_release, | |
ca325f69 MH |
433 | }; |
434 | ||
32c2ece5 JH |
435 | static int blacklist_show(struct seq_file *f, void *p) |
436 | { | |
437 | struct hci_dev *hdev = f->private; | |
8035ded4 | 438 | struct bdaddr_list *b; |
32c2ece5 | 439 | |
09fd0de5 | 440 | hci_dev_lock(hdev); |
32c2ece5 | 441 | |
8035ded4 | 442 | list_for_each_entry(b, &hdev->blacklist, list) |
fcb73338 | 443 | seq_printf(f, "%pMR\n", &b->bdaddr); |
32c2ece5 | 444 | |
09fd0de5 | 445 | hci_dev_unlock(hdev); |
32c2ece5 JH |
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 | }; | |
930e1336 JH |
461 | |
462 | static void print_bt_uuid(struct seq_file *f, u8 *uuid) | |
463 | { | |
52e0b011 GP |
464 | u32 data0, data5; |
465 | u16 data1, data2, data3, data4; | |
930e1336 | 466 | |
52e0b011 GP |
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); | |
930e1336 | 473 | |
52e0b011 GP |
474 | seq_printf(f, "%.8x-%.4x-%.4x-%.4x-%.4x%.8x\n", |
475 | data0, data1, data2, data3, data4, data5); | |
930e1336 JH |
476 | } |
477 | ||
478 | static int uuids_show(struct seq_file *f, void *p) | |
479 | { | |
480 | struct hci_dev *hdev = f->private; | |
8035ded4 | 481 | struct bt_uuid *uuid; |
930e1336 | 482 | |
09fd0de5 | 483 | hci_dev_lock(hdev); |
930e1336 | 484 | |
8035ded4 | 485 | list_for_each_entry(uuid, &hdev->uuids, list) |
930e1336 | 486 | print_bt_uuid(f, uuid->uuid); |
930e1336 | 487 | |
09fd0de5 | 488 | hci_dev_unlock(hdev); |
930e1336 JH |
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 | ||
9f61656a JH |
505 | static int auto_accept_delay_set(void *data, u64 val) |
506 | { | |
507 | struct hci_dev *hdev = data; | |
508 | ||
09fd0de5 | 509 | hci_dev_lock(hdev); |
9f61656a JH |
510 | |
511 | hdev->auto_accept_delay = val; | |
512 | ||
09fd0de5 | 513 | hci_dev_unlock(hdev); |
9f61656a JH |
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 | ||
09fd0de5 | 522 | hci_dev_lock(hdev); |
9f61656a JH |
523 | |
524 | *val = hdev->auto_accept_delay; | |
525 | ||
09fd0de5 | 526 | hci_dev_unlock(hdev); |
9f61656a JH |
527 | |
528 | return 0; | |
529 | } | |
530 | ||
531 | DEFINE_SIMPLE_ATTRIBUTE(auto_accept_delay_fops, auto_accept_delay_get, | |
b80f021f | 532 | auto_accept_delay_set, "%llu\n"); |
9f61656a | 533 | |
0ac7e700 DH |
534 | void hci_init_sysfs(struct hci_dev *hdev) |
535 | { | |
536 | struct device *dev = &hdev->dev; | |
537 | ||
538 | dev->type = &bt_host; | |
539 | dev->class = bt_class; | |
540 | ||
46e06531 | 541 | __module_get(THIS_MODULE); |
0ac7e700 DH |
542 | device_initialize(dev); |
543 | } | |
544 | ||
ce242970 | 545 | int hci_add_sysfs(struct hci_dev *hdev) |
1da177e4 | 546 | { |
a91f2e39 | 547 | struct device *dev = &hdev->dev; |
1da177e4 LT |
548 | int err; |
549 | ||
c13854ce | 550 | BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus); |
1da177e4 | 551 | |
2e792995 | 552 | dev_set_name(dev, "%s", hdev->name); |
1da177e4 | 553 | |
0ac7e700 | 554 | err = device_add(dev); |
1da177e4 LT |
555 | if (err < 0) |
556 | return err; | |
557 | ||
ca325f69 MH |
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, | |
b80f021f | 566 | hdev, &inquiry_cache_fops); |
ca325f69 | 567 | |
32c2ece5 | 568 | debugfs_create_file("blacklist", 0444, hdev->debugfs, |
b80f021f | 569 | hdev, &blacklist_fops); |
32c2ece5 | 570 | |
930e1336 JH |
571 | debugfs_create_file("uuids", 0444, hdev->debugfs, hdev, &uuids_fops); |
572 | ||
9f61656a | 573 | debugfs_create_file("auto_accept_delay", 0444, hdev->debugfs, hdev, |
b80f021f | 574 | &auto_accept_delay_fops); |
1da177e4 LT |
575 | return 0; |
576 | } | |
577 | ||
ce242970 | 578 | void hci_del_sysfs(struct hci_dev *hdev) |
1da177e4 | 579 | { |
c13854ce | 580 | BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus); |
1da177e4 | 581 | |
ca325f69 MH |
582 | debugfs_remove_recursive(hdev->debugfs); |
583 | ||
4d0eb004 | 584 | device_del(&hdev->dev); |
1da177e4 LT |
585 | } |
586 | ||
587 | int __init bt_sysfs_init(void) | |
588 | { | |
ca325f69 MH |
589 | bt_debugfs = debugfs_create_dir("bluetooth", NULL); |
590 | ||
a91f2e39 | 591 | bt_class = class_create(THIS_MODULE, "bluetooth"); |
27d35284 | 592 | |
12033caf | 593 | return PTR_RET(bt_class); |
1da177e4 LT |
594 | } |
595 | ||
860e13b5 | 596 | void bt_sysfs_cleanup(void) |
1da177e4 | 597 | { |
a91f2e39 | 598 | class_destroy(bt_class); |
ca325f69 MH |
599 | |
600 | debugfs_remove_recursive(bt_debugfs); | |
1da177e4 | 601 | } |