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Commit | Line | Data |
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1da177e4 LT |
1 | /* Bluetooth HCI driver model support. */ |
2 | ||
1da177e4 | 3 | #include <linux/kernel.h> |
5a0e3ad6 | 4 | #include <linux/slab.h> |
1da177e4 | 5 | #include <linux/init.h> |
ca325f69 | 6 | #include <linux/debugfs.h> |
d4612cb8 | 7 | #include <linux/seq_file.h> |
3a9a231d | 8 | #include <linux/module.h> |
1da177e4 LT |
9 | |
10 | #include <net/bluetooth/bluetooth.h> | |
11 | #include <net/bluetooth/hci_core.h> | |
12 | ||
aef7d97c | 13 | static struct class *bt_class; |
90855d7b | 14 | |
602f9887 | 15 | struct dentry *bt_debugfs; |
ca325f69 MH |
16 | EXPORT_SYMBOL_GPL(bt_debugfs); |
17 | ||
90855d7b MH |
18 | static inline char *link_typetostr(int type) |
19 | { | |
20 | switch (type) { | |
21 | case ACL_LINK: | |
22 | return "ACL"; | |
23 | case SCO_LINK: | |
24 | return "SCO"; | |
25 | case ESCO_LINK: | |
26 | return "eSCO"; | |
21061df3 PH |
27 | case LE_LINK: |
28 | return "LE"; | |
90855d7b MH |
29 | default: |
30 | return "UNKNOWN"; | |
31 | } | |
32 | } | |
33 | ||
34 | static ssize_t show_link_type(struct device *dev, struct device_attribute *attr, char *buf) | |
35 | { | |
3dc07322 | 36 | struct hci_conn *conn = to_hci_conn(dev); |
90855d7b MH |
37 | return sprintf(buf, "%s\n", link_typetostr(conn->type)); |
38 | } | |
39 | ||
40 | static ssize_t show_link_address(struct device *dev, struct device_attribute *attr, char *buf) | |
41 | { | |
3dc07322 | 42 | struct hci_conn *conn = to_hci_conn(dev); |
d6b2eb2f | 43 | return sprintf(buf, "%s\n", batostr(&conn->dst)); |
90855d7b MH |
44 | } |
45 | ||
46 | static ssize_t show_link_features(struct device *dev, struct device_attribute *attr, char *buf) | |
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", | |
51 | conn->features[0], conn->features[1], | |
52 | conn->features[2], conn->features[3], | |
53 | conn->features[4], conn->features[5], | |
54 | conn->features[6], conn->features[7]); | |
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 | { | |
3dc07322 | 82 | void *data = to_hci_conn(dev); |
90855d7b MH |
83 | kfree(data); |
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); | |
149 | put_device(&conn->dev); | |
384943ec | 150 | |
90855d7b MH |
151 | hci_dev_put(hdev); |
152 | } | |
153 | ||
c13854ce | 154 | static inline char *host_bustostr(int bus) |
1da177e4 | 155 | { |
c13854ce | 156 | switch (bus) { |
0ac53939 | 157 | case HCI_VIRTUAL: |
4d0eb004 MH |
158 | return "VIRTUAL"; |
159 | case HCI_USB: | |
160 | return "USB"; | |
161 | case HCI_PCCARD: | |
162 | return "PCCARD"; | |
163 | case HCI_UART: | |
164 | return "UART"; | |
165 | case HCI_RS232: | |
166 | return "RS232"; | |
167 | case HCI_PCI: | |
168 | return "PCI"; | |
0ac53939 MH |
169 | case HCI_SDIO: |
170 | return "SDIO"; | |
4d0eb004 MH |
171 | default: |
172 | return "UNKNOWN"; | |
173 | } | |
1da177e4 LT |
174 | } |
175 | ||
943da25d MH |
176 | static inline char *host_typetostr(int type) |
177 | { | |
178 | switch (type) { | |
179 | case HCI_BREDR: | |
180 | return "BR/EDR"; | |
8f1e1742 DV |
181 | case HCI_AMP: |
182 | return "AMP"; | |
943da25d MH |
183 | default: |
184 | return "UNKNOWN"; | |
185 | } | |
186 | } | |
187 | ||
c13854ce | 188 | static ssize_t show_bus(struct device *dev, 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 | ||
943da25d MH |
194 | static ssize_t show_type(struct device *dev, struct device_attribute *attr, char *buf) |
195 | { | |
aa2b86d7 | 196 | struct hci_dev *hdev = to_hci_dev(dev); |
943da25d MH |
197 | return sprintf(buf, "%s\n", host_typetostr(hdev->dev_type)); |
198 | } | |
199 | ||
a9de9248 MH |
200 | static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf) |
201 | { | |
aa2b86d7 | 202 | struct hci_dev *hdev = to_hci_dev(dev); |
1f6c6378 | 203 | char name[HCI_MAX_NAME_LENGTH + 1]; |
a9de9248 MH |
204 | int i; |
205 | ||
1f6c6378 | 206 | for (i = 0; i < HCI_MAX_NAME_LENGTH; i++) |
a9de9248 MH |
207 | name[i] = hdev->dev_name[i]; |
208 | ||
1f6c6378 | 209 | name[HCI_MAX_NAME_LENGTH] = '\0'; |
a9de9248 MH |
210 | return sprintf(buf, "%s\n", name); |
211 | } | |
212 | ||
213 | static ssize_t show_class(struct device *dev, struct device_attribute *attr, char *buf) | |
214 | { | |
aa2b86d7 | 215 | struct hci_dev *hdev = to_hci_dev(dev); |
a9de9248 MH |
216 | return sprintf(buf, "0x%.2x%.2x%.2x\n", |
217 | hdev->dev_class[2], hdev->dev_class[1], hdev->dev_class[0]); | |
218 | } | |
219 | ||
a91f2e39 | 220 | static ssize_t show_address(struct device *dev, struct device_attribute *attr, char *buf) |
1da177e4 | 221 | { |
aa2b86d7 | 222 | struct hci_dev *hdev = to_hci_dev(dev); |
d6b2eb2f | 223 | return sprintf(buf, "%s\n", batostr(&hdev->bdaddr)); |
1da177e4 LT |
224 | } |
225 | ||
a9de9248 MH |
226 | static ssize_t show_features(struct device *dev, struct device_attribute *attr, char *buf) |
227 | { | |
aa2b86d7 | 228 | struct hci_dev *hdev = to_hci_dev(dev); |
a9de9248 MH |
229 | |
230 | return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n", | |
231 | hdev->features[0], hdev->features[1], | |
232 | hdev->features[2], hdev->features[3], | |
233 | hdev->features[4], hdev->features[5], | |
234 | hdev->features[6], hdev->features[7]); | |
235 | } | |
236 | ||
1143e5a6 MH |
237 | static ssize_t show_manufacturer(struct device *dev, struct device_attribute *attr, char *buf) |
238 | { | |
aa2b86d7 | 239 | struct hci_dev *hdev = to_hci_dev(dev); |
1143e5a6 MH |
240 | return sprintf(buf, "%d\n", hdev->manufacturer); |
241 | } | |
242 | ||
243 | static ssize_t show_hci_version(struct device *dev, struct device_attribute *attr, char *buf) | |
244 | { | |
aa2b86d7 | 245 | struct hci_dev *hdev = to_hci_dev(dev); |
1143e5a6 MH |
246 | return sprintf(buf, "%d\n", hdev->hci_ver); |
247 | } | |
248 | ||
249 | static ssize_t show_hci_revision(struct device *dev, struct device_attribute *attr, char *buf) | |
250 | { | |
aa2b86d7 | 251 | struct hci_dev *hdev = to_hci_dev(dev); |
1143e5a6 MH |
252 | return sprintf(buf, "%d\n", hdev->hci_rev); |
253 | } | |
254 | ||
a91f2e39 | 255 | static ssize_t show_idle_timeout(struct device *dev, struct device_attribute *attr, char *buf) |
04837f64 | 256 | { |
aa2b86d7 | 257 | struct hci_dev *hdev = to_hci_dev(dev); |
04837f64 MH |
258 | return sprintf(buf, "%d\n", hdev->idle_timeout); |
259 | } | |
260 | ||
a91f2e39 | 261 | static ssize_t store_idle_timeout(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
04837f64 | 262 | { |
aa2b86d7 | 263 | struct hci_dev *hdev = to_hci_dev(dev); |
db940cb0 AD |
264 | unsigned int val; |
265 | int rv; | |
04837f64 | 266 | |
db940cb0 AD |
267 | rv = kstrtouint(buf, 0, &val); |
268 | if (rv < 0) | |
269 | return rv; | |
04837f64 MH |
270 | |
271 | if (val != 0 && (val < 500 || val > 3600000)) | |
272 | return -EINVAL; | |
273 | ||
274 | hdev->idle_timeout = val; | |
275 | ||
276 | return count; | |
277 | } | |
278 | ||
a91f2e39 | 279 | static ssize_t show_sniff_max_interval(struct device *dev, struct device_attribute *attr, char *buf) |
04837f64 | 280 | { |
aa2b86d7 | 281 | struct hci_dev *hdev = to_hci_dev(dev); |
04837f64 MH |
282 | return sprintf(buf, "%d\n", hdev->sniff_max_interval); |
283 | } | |
284 | ||
a91f2e39 | 285 | static ssize_t store_sniff_max_interval(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
04837f64 | 286 | { |
aa2b86d7 | 287 | struct hci_dev *hdev = to_hci_dev(dev); |
db940cb0 AD |
288 | u16 val; |
289 | int rv; | |
04837f64 | 290 | |
db940cb0 AD |
291 | rv = kstrtou16(buf, 0, &val); |
292 | if (rv < 0) | |
293 | return rv; | |
04837f64 | 294 | |
db940cb0 | 295 | if (val == 0 || val % 2 || val < hdev->sniff_min_interval) |
04837f64 MH |
296 | return -EINVAL; |
297 | ||
298 | hdev->sniff_max_interval = val; | |
299 | ||
300 | return count; | |
301 | } | |
302 | ||
a91f2e39 | 303 | static ssize_t show_sniff_min_interval(struct device *dev, struct device_attribute *attr, char *buf) |
04837f64 | 304 | { |
aa2b86d7 | 305 | struct hci_dev *hdev = to_hci_dev(dev); |
04837f64 MH |
306 | return sprintf(buf, "%d\n", hdev->sniff_min_interval); |
307 | } | |
308 | ||
a91f2e39 | 309 | static ssize_t store_sniff_min_interval(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
04837f64 | 310 | { |
aa2b86d7 | 311 | struct hci_dev *hdev = to_hci_dev(dev); |
db940cb0 AD |
312 | u16 val; |
313 | int rv; | |
04837f64 | 314 | |
db940cb0 AD |
315 | rv = kstrtou16(buf, 0, &val); |
316 | if (rv < 0) | |
317 | return rv; | |
04837f64 | 318 | |
db940cb0 | 319 | if (val == 0 || val % 2 || val > hdev->sniff_max_interval) |
04837f64 MH |
320 | return -EINVAL; |
321 | ||
322 | hdev->sniff_min_interval = val; | |
323 | ||
324 | return count; | |
325 | } | |
326 | ||
c13854ce | 327 | static DEVICE_ATTR(bus, S_IRUGO, show_bus, NULL); |
943da25d | 328 | static DEVICE_ATTR(type, S_IRUGO, show_type, NULL); |
a9de9248 MH |
329 | static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); |
330 | static DEVICE_ATTR(class, S_IRUGO, show_class, NULL); | |
a91f2e39 | 331 | static DEVICE_ATTR(address, S_IRUGO, show_address, NULL); |
a9de9248 | 332 | static DEVICE_ATTR(features, S_IRUGO, show_features, NULL); |
1143e5a6 MH |
333 | static DEVICE_ATTR(manufacturer, S_IRUGO, show_manufacturer, NULL); |
334 | static DEVICE_ATTR(hci_version, S_IRUGO, show_hci_version, NULL); | |
335 | static DEVICE_ATTR(hci_revision, S_IRUGO, show_hci_revision, NULL); | |
1da177e4 | 336 | |
a91f2e39 | 337 | static DEVICE_ATTR(idle_timeout, S_IRUGO | S_IWUSR, |
04837f64 | 338 | show_idle_timeout, store_idle_timeout); |
a91f2e39 | 339 | static DEVICE_ATTR(sniff_max_interval, S_IRUGO | S_IWUSR, |
04837f64 | 340 | show_sniff_max_interval, store_sniff_max_interval); |
a91f2e39 | 341 | static DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR, |
04837f64 MH |
342 | show_sniff_min_interval, store_sniff_min_interval); |
343 | ||
90855d7b | 344 | static struct attribute *bt_host_attrs[] = { |
c13854ce | 345 | &dev_attr_bus.attr, |
943da25d | 346 | &dev_attr_type.attr, |
90855d7b MH |
347 | &dev_attr_name.attr, |
348 | &dev_attr_class.attr, | |
349 | &dev_attr_address.attr, | |
350 | &dev_attr_features.attr, | |
351 | &dev_attr_manufacturer.attr, | |
352 | &dev_attr_hci_version.attr, | |
353 | &dev_attr_hci_revision.attr, | |
90855d7b MH |
354 | &dev_attr_idle_timeout.attr, |
355 | &dev_attr_sniff_max_interval.attr, | |
356 | &dev_attr_sniff_min_interval.attr, | |
1da177e4 LT |
357 | NULL |
358 | }; | |
359 | ||
90855d7b MH |
360 | static struct attribute_group bt_host_group = { |
361 | .attrs = bt_host_attrs, | |
b219e3ac MH |
362 | }; |
363 | ||
a4dbd674 | 364 | static const struct attribute_group *bt_host_groups[] = { |
90855d7b MH |
365 | &bt_host_group, |
366 | NULL | |
27d35284 MH |
367 | }; |
368 | ||
90855d7b | 369 | static void bt_host_release(struct device *dev) |
a91f2e39 | 370 | { |
aa2b86d7 | 371 | void *data = to_hci_dev(dev); |
b219e3ac | 372 | kfree(data); |
46e06531 | 373 | module_put(THIS_MODULE); |
b219e3ac MH |
374 | } |
375 | ||
90855d7b MH |
376 | static struct device_type bt_host = { |
377 | .name = "host", | |
378 | .groups = bt_host_groups, | |
379 | .release = bt_host_release, | |
380 | }; | |
a91f2e39 | 381 | |
d4612cb8 | 382 | static int inquiry_cache_show(struct seq_file *f, void *p) |
ca325f69 | 383 | { |
d4612cb8 | 384 | struct hci_dev *hdev = f->private; |
30883512 | 385 | struct discovery_state *cache = &hdev->discovery; |
ca325f69 | 386 | struct inquiry_entry *e; |
ca325f69 | 387 | |
09fd0de5 | 388 | hci_dev_lock(hdev); |
ca325f69 | 389 | |
561aafbc | 390 | list_for_each_entry(e, &cache->all, all) { |
ca325f69 | 391 | struct inquiry_data *data = &e->data; |
d4612cb8 | 392 | seq_printf(f, "%s %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n", |
d6b2eb2f | 393 | batostr(&data->bdaddr), |
d4612cb8 MH |
394 | data->pscan_rep_mode, data->pscan_period_mode, |
395 | data->pscan_mode, data->dev_class[2], | |
396 | data->dev_class[1], data->dev_class[0], | |
397 | __le16_to_cpu(data->clock_offset), | |
398 | data->rssi, data->ssp_mode, e->timestamp); | |
ca325f69 MH |
399 | } |
400 | ||
09fd0de5 | 401 | hci_dev_unlock(hdev); |
ca325f69 | 402 | |
d4612cb8 MH |
403 | return 0; |
404 | } | |
405 | ||
406 | static int inquiry_cache_open(struct inode *inode, struct file *file) | |
407 | { | |
408 | return single_open(file, inquiry_cache_show, inode->i_private); | |
ca325f69 MH |
409 | } |
410 | ||
411 | static const struct file_operations inquiry_cache_fops = { | |
d4612cb8 MH |
412 | .open = inquiry_cache_open, |
413 | .read = seq_read, | |
414 | .llseek = seq_lseek, | |
415 | .release = single_release, | |
ca325f69 MH |
416 | }; |
417 | ||
32c2ece5 JH |
418 | static int blacklist_show(struct seq_file *f, void *p) |
419 | { | |
420 | struct hci_dev *hdev = f->private; | |
8035ded4 | 421 | struct bdaddr_list *b; |
32c2ece5 | 422 | |
09fd0de5 | 423 | hci_dev_lock(hdev); |
32c2ece5 | 424 | |
8035ded4 | 425 | list_for_each_entry(b, &hdev->blacklist, list) |
d6b2eb2f | 426 | seq_printf(f, "%s\n", batostr(&b->bdaddr)); |
32c2ece5 | 427 | |
09fd0de5 | 428 | hci_dev_unlock(hdev); |
32c2ece5 JH |
429 | |
430 | return 0; | |
431 | } | |
432 | ||
433 | static int blacklist_open(struct inode *inode, struct file *file) | |
434 | { | |
435 | return single_open(file, blacklist_show, inode->i_private); | |
436 | } | |
437 | ||
438 | static const struct file_operations blacklist_fops = { | |
439 | .open = blacklist_open, | |
440 | .read = seq_read, | |
441 | .llseek = seq_lseek, | |
442 | .release = single_release, | |
443 | }; | |
930e1336 JH |
444 | |
445 | static void print_bt_uuid(struct seq_file *f, u8 *uuid) | |
446 | { | |
447 | u32 data0, data4; | |
448 | u16 data1, data2, data3, data5; | |
449 | ||
450 | memcpy(&data0, &uuid[0], 4); | |
451 | memcpy(&data1, &uuid[4], 2); | |
452 | memcpy(&data2, &uuid[6], 2); | |
453 | memcpy(&data3, &uuid[8], 2); | |
454 | memcpy(&data4, &uuid[10], 4); | |
455 | memcpy(&data5, &uuid[14], 2); | |
456 | ||
457 | seq_printf(f, "%.8x-%.4x-%.4x-%.4x-%.8x%.4x\n", | |
458 | ntohl(data0), ntohs(data1), ntohs(data2), | |
459 | ntohs(data3), ntohl(data4), ntohs(data5)); | |
460 | } | |
461 | ||
462 | static int uuids_show(struct seq_file *f, void *p) | |
463 | { | |
464 | struct hci_dev *hdev = f->private; | |
8035ded4 | 465 | struct bt_uuid *uuid; |
930e1336 | 466 | |
09fd0de5 | 467 | hci_dev_lock(hdev); |
930e1336 | 468 | |
8035ded4 | 469 | list_for_each_entry(uuid, &hdev->uuids, list) |
930e1336 | 470 | print_bt_uuid(f, uuid->uuid); |
930e1336 | 471 | |
09fd0de5 | 472 | hci_dev_unlock(hdev); |
930e1336 JH |
473 | |
474 | return 0; | |
475 | } | |
476 | ||
477 | static int uuids_open(struct inode *inode, struct file *file) | |
478 | { | |
479 | return single_open(file, uuids_show, inode->i_private); | |
480 | } | |
481 | ||
482 | static const struct file_operations uuids_fops = { | |
483 | .open = uuids_open, | |
484 | .read = seq_read, | |
485 | .llseek = seq_lseek, | |
486 | .release = single_release, | |
487 | }; | |
488 | ||
9f61656a JH |
489 | static int auto_accept_delay_set(void *data, u64 val) |
490 | { | |
491 | struct hci_dev *hdev = data; | |
492 | ||
09fd0de5 | 493 | hci_dev_lock(hdev); |
9f61656a JH |
494 | |
495 | hdev->auto_accept_delay = val; | |
496 | ||
09fd0de5 | 497 | hci_dev_unlock(hdev); |
9f61656a JH |
498 | |
499 | return 0; | |
500 | } | |
501 | ||
502 | static int auto_accept_delay_get(void *data, u64 *val) | |
503 | { | |
504 | struct hci_dev *hdev = data; | |
505 | ||
09fd0de5 | 506 | hci_dev_lock(hdev); |
9f61656a JH |
507 | |
508 | *val = hdev->auto_accept_delay; | |
509 | ||
09fd0de5 | 510 | hci_dev_unlock(hdev); |
9f61656a JH |
511 | |
512 | return 0; | |
513 | } | |
514 | ||
515 | DEFINE_SIMPLE_ATTRIBUTE(auto_accept_delay_fops, auto_accept_delay_get, | |
516 | auto_accept_delay_set, "%llu\n"); | |
517 | ||
0ac7e700 DH |
518 | void hci_init_sysfs(struct hci_dev *hdev) |
519 | { | |
520 | struct device *dev = &hdev->dev; | |
521 | ||
522 | dev->type = &bt_host; | |
523 | dev->class = bt_class; | |
524 | ||
46e06531 | 525 | __module_get(THIS_MODULE); |
0ac7e700 DH |
526 | device_initialize(dev); |
527 | } | |
528 | ||
ce242970 | 529 | int hci_add_sysfs(struct hci_dev *hdev) |
1da177e4 | 530 | { |
a91f2e39 | 531 | struct device *dev = &hdev->dev; |
1da177e4 LT |
532 | int err; |
533 | ||
c13854ce | 534 | BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus); |
1da177e4 | 535 | |
e9c4bec6 | 536 | dev->parent = hdev->parent; |
2e792995 | 537 | dev_set_name(dev, "%s", hdev->name); |
1da177e4 | 538 | |
0ac7e700 | 539 | err = device_add(dev); |
1da177e4 LT |
540 | if (err < 0) |
541 | return err; | |
542 | ||
ca325f69 MH |
543 | if (!bt_debugfs) |
544 | return 0; | |
545 | ||
546 | hdev->debugfs = debugfs_create_dir(hdev->name, bt_debugfs); | |
547 | if (!hdev->debugfs) | |
548 | return 0; | |
549 | ||
550 | debugfs_create_file("inquiry_cache", 0444, hdev->debugfs, | |
551 | hdev, &inquiry_cache_fops); | |
552 | ||
32c2ece5 JH |
553 | debugfs_create_file("blacklist", 0444, hdev->debugfs, |
554 | hdev, &blacklist_fops); | |
555 | ||
930e1336 JH |
556 | debugfs_create_file("uuids", 0444, hdev->debugfs, hdev, &uuids_fops); |
557 | ||
9f61656a JH |
558 | debugfs_create_file("auto_accept_delay", 0444, hdev->debugfs, hdev, |
559 | &auto_accept_delay_fops); | |
1da177e4 LT |
560 | return 0; |
561 | } | |
562 | ||
ce242970 | 563 | void hci_del_sysfs(struct hci_dev *hdev) |
1da177e4 | 564 | { |
c13854ce | 565 | BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus); |
1da177e4 | 566 | |
ca325f69 MH |
567 | debugfs_remove_recursive(hdev->debugfs); |
568 | ||
4d0eb004 | 569 | device_del(&hdev->dev); |
1da177e4 LT |
570 | } |
571 | ||
572 | int __init bt_sysfs_init(void) | |
573 | { | |
ca325f69 MH |
574 | bt_debugfs = debugfs_create_dir("bluetooth", NULL); |
575 | ||
a91f2e39 | 576 | bt_class = class_create(THIS_MODULE, "bluetooth"); |
f48fd9c8 | 577 | if (IS_ERR(bt_class)) |
90855d7b | 578 | return PTR_ERR(bt_class); |
27d35284 MH |
579 | |
580 | return 0; | |
1da177e4 LT |
581 | } |
582 | ||
860e13b5 | 583 | void bt_sysfs_cleanup(void) |
1da177e4 | 584 | { |
a91f2e39 | 585 | class_destroy(bt_class); |
ca325f69 MH |
586 | |
587 | debugfs_remove_recursive(bt_debugfs); | |
1da177e4 | 588 | } |