Root/
1 | /* |
2 | * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz> |
3 | * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License version 2 as |
7 | * published by the Free Software Foundation. |
8 | */ |
9 | |
10 | #include <linux/kernel.h> |
11 | #include <linux/device.h> |
12 | #include <linux/if.h> |
13 | #include <linux/if_ether.h> |
14 | #include <linux/interrupt.h> |
15 | #include <linux/netdevice.h> |
16 | #include <linux/rtnetlink.h> |
17 | #include <linux/slab.h> |
18 | #include <linux/notifier.h> |
19 | #include <net/mac80211.h> |
20 | #include <net/cfg80211.h> |
21 | #include "ieee80211_i.h" |
22 | #include "rate.h" |
23 | #include "debugfs.h" |
24 | #include "debugfs_netdev.h" |
25 | #include "driver-ops.h" |
26 | |
27 | static ssize_t ieee80211_if_read( |
28 | struct ieee80211_sub_if_data *sdata, |
29 | char __user *userbuf, |
30 | size_t count, loff_t *ppos, |
31 | ssize_t (*format)(const struct ieee80211_sub_if_data *, char *, int)) |
32 | { |
33 | char buf[70]; |
34 | ssize_t ret = -EINVAL; |
35 | |
36 | read_lock(&dev_base_lock); |
37 | if (sdata->dev->reg_state == NETREG_REGISTERED) |
38 | ret = (*format)(sdata, buf, sizeof(buf)); |
39 | read_unlock(&dev_base_lock); |
40 | |
41 | if (ret >= 0) |
42 | ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret); |
43 | |
44 | return ret; |
45 | } |
46 | |
47 | static ssize_t ieee80211_if_write( |
48 | struct ieee80211_sub_if_data *sdata, |
49 | const char __user *userbuf, |
50 | size_t count, loff_t *ppos, |
51 | ssize_t (*write)(struct ieee80211_sub_if_data *, const char *, int)) |
52 | { |
53 | char buf[64]; |
54 | ssize_t ret; |
55 | |
56 | if (count >= sizeof(buf)) |
57 | return -E2BIG; |
58 | |
59 | if (copy_from_user(buf, userbuf, count)) |
60 | return -EFAULT; |
61 | buf[count] = '\0'; |
62 | |
63 | ret = -ENODEV; |
64 | rtnl_lock(); |
65 | if (sdata->dev->reg_state == NETREG_REGISTERED) |
66 | ret = (*write)(sdata, buf, count); |
67 | rtnl_unlock(); |
68 | |
69 | return ret; |
70 | } |
71 | |
72 | #define IEEE80211_IF_FMT(name, field, format_string) \ |
73 | static ssize_t ieee80211_if_fmt_##name( \ |
74 | const struct ieee80211_sub_if_data *sdata, char *buf, \ |
75 | int buflen) \ |
76 | { \ |
77 | return scnprintf(buf, buflen, format_string, sdata->field); \ |
78 | } |
79 | #define IEEE80211_IF_FMT_DEC(name, field) \ |
80 | IEEE80211_IF_FMT(name, field, "%d\n") |
81 | #define IEEE80211_IF_FMT_HEX(name, field) \ |
82 | IEEE80211_IF_FMT(name, field, "%#x\n") |
83 | #define IEEE80211_IF_FMT_LHEX(name, field) \ |
84 | IEEE80211_IF_FMT(name, field, "%#lx\n") |
85 | #define IEEE80211_IF_FMT_SIZE(name, field) \ |
86 | IEEE80211_IF_FMT(name, field, "%zd\n") |
87 | |
88 | #define IEEE80211_IF_FMT_HEXARRAY(name, field) \ |
89 | static ssize_t ieee80211_if_fmt_##name( \ |
90 | const struct ieee80211_sub_if_data *sdata, \ |
91 | char *buf, int buflen) \ |
92 | { \ |
93 | char *p = buf; \ |
94 | int i; \ |
95 | for (i = 0; i < sizeof(sdata->field); i++) { \ |
96 | p += scnprintf(p, buflen + buf - p, "%.2x ", \ |
97 | sdata->field[i]); \ |
98 | } \ |
99 | p += scnprintf(p, buflen + buf - p, "\n"); \ |
100 | return p - buf; \ |
101 | } |
102 | |
103 | #define IEEE80211_IF_FMT_ATOMIC(name, field) \ |
104 | static ssize_t ieee80211_if_fmt_##name( \ |
105 | const struct ieee80211_sub_if_data *sdata, \ |
106 | char *buf, int buflen) \ |
107 | { \ |
108 | return scnprintf(buf, buflen, "%d\n", atomic_read(&sdata->field));\ |
109 | } |
110 | |
111 | #define IEEE80211_IF_FMT_MAC(name, field) \ |
112 | static ssize_t ieee80211_if_fmt_##name( \ |
113 | const struct ieee80211_sub_if_data *sdata, char *buf, \ |
114 | int buflen) \ |
115 | { \ |
116 | return scnprintf(buf, buflen, "%pM\n", sdata->field); \ |
117 | } |
118 | |
119 | #define IEEE80211_IF_FMT_DEC_DIV_16(name, field) \ |
120 | static ssize_t ieee80211_if_fmt_##name( \ |
121 | const struct ieee80211_sub_if_data *sdata, \ |
122 | char *buf, int buflen) \ |
123 | { \ |
124 | return scnprintf(buf, buflen, "%d\n", sdata->field / 16); \ |
125 | } |
126 | |
127 | #define __IEEE80211_IF_FILE(name, _write) \ |
128 | static ssize_t ieee80211_if_read_##name(struct file *file, \ |
129 | char __user *userbuf, \ |
130 | size_t count, loff_t *ppos) \ |
131 | { \ |
132 | return ieee80211_if_read(file->private_data, \ |
133 | userbuf, count, ppos, \ |
134 | ieee80211_if_fmt_##name); \ |
135 | } \ |
136 | static const struct file_operations name##_ops = { \ |
137 | .read = ieee80211_if_read_##name, \ |
138 | .write = (_write), \ |
139 | .open = simple_open, \ |
140 | .llseek = generic_file_llseek, \ |
141 | } |
142 | |
143 | #define __IEEE80211_IF_FILE_W(name) \ |
144 | static ssize_t ieee80211_if_write_##name(struct file *file, \ |
145 | const char __user *userbuf, \ |
146 | size_t count, loff_t *ppos) \ |
147 | { \ |
148 | return ieee80211_if_write(file->private_data, userbuf, count, \ |
149 | ppos, ieee80211_if_parse_##name); \ |
150 | } \ |
151 | __IEEE80211_IF_FILE(name, ieee80211_if_write_##name) |
152 | |
153 | |
154 | #define IEEE80211_IF_FILE(name, field, format) \ |
155 | IEEE80211_IF_FMT_##format(name, field) \ |
156 | __IEEE80211_IF_FILE(name, NULL) |
157 | |
158 | /* common attributes */ |
159 | IEEE80211_IF_FILE(drop_unencrypted, drop_unencrypted, DEC); |
160 | IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ], |
161 | HEX); |
162 | IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ], |
163 | HEX); |
164 | IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz, |
165 | rc_rateidx_mcs_mask[IEEE80211_BAND_2GHZ], HEXARRAY); |
166 | IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz, |
167 | rc_rateidx_mcs_mask[IEEE80211_BAND_5GHZ], HEXARRAY); |
168 | |
169 | IEEE80211_IF_FILE(flags, flags, HEX); |
170 | IEEE80211_IF_FILE(state, state, LHEX); |
171 | IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC); |
172 | IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC); |
173 | IEEE80211_IF_FILE(user_power_level, user_power_level, DEC); |
174 | |
175 | static ssize_t |
176 | ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata, |
177 | char *buf, int buflen) |
178 | { |
179 | int len; |
180 | |
181 | len = scnprintf(buf, buflen, "AC queues: VO:%d VI:%d BE:%d BK:%d\n", |
182 | sdata->vif.hw_queue[IEEE80211_AC_VO], |
183 | sdata->vif.hw_queue[IEEE80211_AC_VI], |
184 | sdata->vif.hw_queue[IEEE80211_AC_BE], |
185 | sdata->vif.hw_queue[IEEE80211_AC_BK]); |
186 | |
187 | if (sdata->vif.type == NL80211_IFTYPE_AP) |
188 | len += scnprintf(buf + len, buflen - len, "cab queue: %d\n", |
189 | sdata->vif.cab_queue); |
190 | |
191 | return len; |
192 | } |
193 | __IEEE80211_IF_FILE(hw_queues, NULL); |
194 | |
195 | /* STA attributes */ |
196 | IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC); |
197 | IEEE80211_IF_FILE(aid, u.mgd.aid, DEC); |
198 | IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC); |
199 | IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16); |
200 | |
201 | static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata, |
202 | enum ieee80211_smps_mode smps_mode) |
203 | { |
204 | struct ieee80211_local *local = sdata->local; |
205 | int err; |
206 | |
207 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_STATIC_SMPS) && |
208 | smps_mode == IEEE80211_SMPS_STATIC) |
209 | return -EINVAL; |
210 | |
211 | /* auto should be dynamic if in PS mode */ |
212 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS) && |
213 | (smps_mode == IEEE80211_SMPS_DYNAMIC || |
214 | smps_mode == IEEE80211_SMPS_AUTOMATIC)) |
215 | return -EINVAL; |
216 | |
217 | /* supported only on managed interfaces for now */ |
218 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
219 | return -EOPNOTSUPP; |
220 | |
221 | mutex_lock(&sdata->u.mgd.mtx); |
222 | err = __ieee80211_request_smps(sdata, smps_mode); |
223 | mutex_unlock(&sdata->u.mgd.mtx); |
224 | |
225 | return err; |
226 | } |
227 | |
228 | static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = { |
229 | [IEEE80211_SMPS_AUTOMATIC] = "auto", |
230 | [IEEE80211_SMPS_OFF] = "off", |
231 | [IEEE80211_SMPS_STATIC] = "static", |
232 | [IEEE80211_SMPS_DYNAMIC] = "dynamic", |
233 | }; |
234 | |
235 | static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata, |
236 | char *buf, int buflen) |
237 | { |
238 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
239 | return -EOPNOTSUPP; |
240 | |
241 | return snprintf(buf, buflen, "request: %s\nused: %s\n", |
242 | smps_modes[sdata->u.mgd.req_smps], |
243 | smps_modes[sdata->smps_mode]); |
244 | } |
245 | |
246 | static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata, |
247 | const char *buf, int buflen) |
248 | { |
249 | enum ieee80211_smps_mode mode; |
250 | |
251 | for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) { |
252 | if (strncmp(buf, smps_modes[mode], buflen) == 0) { |
253 | int err = ieee80211_set_smps(sdata, mode); |
254 | if (!err) |
255 | return buflen; |
256 | return err; |
257 | } |
258 | } |
259 | |
260 | return -EINVAL; |
261 | } |
262 | |
263 | __IEEE80211_IF_FILE_W(smps); |
264 | |
265 | static ssize_t ieee80211_if_fmt_tkip_mic_test( |
266 | const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) |
267 | { |
268 | return -EOPNOTSUPP; |
269 | } |
270 | |
271 | static ssize_t ieee80211_if_parse_tkip_mic_test( |
272 | struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) |
273 | { |
274 | struct ieee80211_local *local = sdata->local; |
275 | u8 addr[ETH_ALEN]; |
276 | struct sk_buff *skb; |
277 | struct ieee80211_hdr *hdr; |
278 | __le16 fc; |
279 | |
280 | if (!mac_pton(buf, addr)) |
281 | return -EINVAL; |
282 | |
283 | if (!ieee80211_sdata_running(sdata)) |
284 | return -ENOTCONN; |
285 | |
286 | skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100); |
287 | if (!skb) |
288 | return -ENOMEM; |
289 | skb_reserve(skb, local->hw.extra_tx_headroom); |
290 | |
291 | hdr = (struct ieee80211_hdr *) skb_put(skb, 24); |
292 | memset(hdr, 0, 24); |
293 | fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA); |
294 | |
295 | switch (sdata->vif.type) { |
296 | case NL80211_IFTYPE_AP: |
297 | fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS); |
298 | /* DA BSSID SA */ |
299 | memcpy(hdr->addr1, addr, ETH_ALEN); |
300 | memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN); |
301 | memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN); |
302 | break; |
303 | case NL80211_IFTYPE_STATION: |
304 | fc |= cpu_to_le16(IEEE80211_FCTL_TODS); |
305 | /* BSSID SA DA */ |
306 | mutex_lock(&sdata->u.mgd.mtx); |
307 | if (!sdata->u.mgd.associated) { |
308 | mutex_unlock(&sdata->u.mgd.mtx); |
309 | dev_kfree_skb(skb); |
310 | return -ENOTCONN; |
311 | } |
312 | memcpy(hdr->addr1, sdata->u.mgd.associated->bssid, ETH_ALEN); |
313 | memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN); |
314 | memcpy(hdr->addr3, addr, ETH_ALEN); |
315 | mutex_unlock(&sdata->u.mgd.mtx); |
316 | break; |
317 | default: |
318 | dev_kfree_skb(skb); |
319 | return -EOPNOTSUPP; |
320 | } |
321 | hdr->frame_control = fc; |
322 | |
323 | /* |
324 | * Add some length to the test frame to make it look bit more valid. |
325 | * The exact contents does not matter since the recipient is required |
326 | * to drop this because of the Michael MIC failure. |
327 | */ |
328 | memset(skb_put(skb, 50), 0, 50); |
329 | |
330 | IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE; |
331 | |
332 | ieee80211_tx_skb(sdata, skb); |
333 | |
334 | return buflen; |
335 | } |
336 | |
337 | __IEEE80211_IF_FILE_W(tkip_mic_test); |
338 | |
339 | static ssize_t ieee80211_if_fmt_uapsd_queues( |
340 | const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) |
341 | { |
342 | const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; |
343 | |
344 | return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_queues); |
345 | } |
346 | |
347 | static ssize_t ieee80211_if_parse_uapsd_queues( |
348 | struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) |
349 | { |
350 | struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; |
351 | u8 val; |
352 | int ret; |
353 | |
354 | ret = kstrtou8(buf, 0, &val); |
355 | if (ret) |
356 | return ret; |
357 | |
358 | if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK) |
359 | return -ERANGE; |
360 | |
361 | ifmgd->uapsd_queues = val; |
362 | |
363 | return buflen; |
364 | } |
365 | __IEEE80211_IF_FILE_W(uapsd_queues); |
366 | |
367 | static ssize_t ieee80211_if_fmt_uapsd_max_sp_len( |
368 | const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) |
369 | { |
370 | const struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; |
371 | |
372 | return snprintf(buf, buflen, "0x%x\n", ifmgd->uapsd_max_sp_len); |
373 | } |
374 | |
375 | static ssize_t ieee80211_if_parse_uapsd_max_sp_len( |
376 | struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) |
377 | { |
378 | struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; |
379 | unsigned long val; |
380 | int ret; |
381 | |
382 | ret = kstrtoul(buf, 0, &val); |
383 | if (ret) |
384 | return -EINVAL; |
385 | |
386 | if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK) |
387 | return -ERANGE; |
388 | |
389 | ifmgd->uapsd_max_sp_len = val; |
390 | |
391 | return buflen; |
392 | } |
393 | __IEEE80211_IF_FILE_W(uapsd_max_sp_len); |
394 | |
395 | /* AP attributes */ |
396 | IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC); |
397 | IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC); |
398 | IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC); |
399 | |
400 | static ssize_t ieee80211_if_fmt_num_buffered_multicast( |
401 | const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) |
402 | { |
403 | return scnprintf(buf, buflen, "%u\n", |
404 | skb_queue_len(&sdata->u.ap.ps.bc_buf)); |
405 | } |
406 | __IEEE80211_IF_FILE(num_buffered_multicast, NULL); |
407 | |
408 | /* IBSS attributes */ |
409 | static ssize_t ieee80211_if_fmt_tsf( |
410 | const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) |
411 | { |
412 | struct ieee80211_local *local = sdata->local; |
413 | u64 tsf; |
414 | |
415 | tsf = drv_get_tsf(local, (struct ieee80211_sub_if_data *)sdata); |
416 | |
417 | return scnprintf(buf, buflen, "0x%016llx\n", (unsigned long long) tsf); |
418 | } |
419 | |
420 | static ssize_t ieee80211_if_parse_tsf( |
421 | struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) |
422 | { |
423 | struct ieee80211_local *local = sdata->local; |
424 | unsigned long long tsf; |
425 | int ret; |
426 | int tsf_is_delta = 0; |
427 | |
428 | if (strncmp(buf, "reset", 5) == 0) { |
429 | if (local->ops->reset_tsf) { |
430 | drv_reset_tsf(local, sdata); |
431 | wiphy_info(local->hw.wiphy, "debugfs reset TSF\n"); |
432 | } |
433 | } else { |
434 | if (buflen > 10 && buf[1] == '=') { |
435 | if (buf[0] == '+') |
436 | tsf_is_delta = 1; |
437 | else if (buf[0] == '-') |
438 | tsf_is_delta = -1; |
439 | else |
440 | return -EINVAL; |
441 | buf += 2; |
442 | } |
443 | ret = kstrtoull(buf, 10, &tsf); |
444 | if (ret < 0) |
445 | return ret; |
446 | if (tsf_is_delta) |
447 | tsf = drv_get_tsf(local, sdata) + tsf_is_delta * tsf; |
448 | if (local->ops->set_tsf) { |
449 | drv_set_tsf(local, sdata, tsf); |
450 | wiphy_info(local->hw.wiphy, |
451 | "debugfs set TSF to %#018llx\n", tsf); |
452 | } |
453 | } |
454 | |
455 | return buflen; |
456 | } |
457 | __IEEE80211_IF_FILE_W(tsf); |
458 | |
459 | |
460 | /* WDS attributes */ |
461 | IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC); |
462 | |
463 | #ifdef CONFIG_MAC80211_MESH |
464 | /* Mesh stats attributes */ |
465 | IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC); |
466 | IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC); |
467 | IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC); |
468 | IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC); |
469 | IEEE80211_IF_FILE(dropped_frames_congestion, |
470 | u.mesh.mshstats.dropped_frames_congestion, DEC); |
471 | IEEE80211_IF_FILE(dropped_frames_no_route, |
472 | u.mesh.mshstats.dropped_frames_no_route, DEC); |
473 | IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC); |
474 | |
475 | /* Mesh parameters */ |
476 | IEEE80211_IF_FILE(dot11MeshMaxRetries, |
477 | u.mesh.mshcfg.dot11MeshMaxRetries, DEC); |
478 | IEEE80211_IF_FILE(dot11MeshRetryTimeout, |
479 | u.mesh.mshcfg.dot11MeshRetryTimeout, DEC); |
480 | IEEE80211_IF_FILE(dot11MeshConfirmTimeout, |
481 | u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC); |
482 | IEEE80211_IF_FILE(dot11MeshHoldingTimeout, |
483 | u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC); |
484 | IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC); |
485 | IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC); |
486 | IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC); |
487 | IEEE80211_IF_FILE(dot11MeshMaxPeerLinks, |
488 | u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC); |
489 | IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout, |
490 | u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC); |
491 | IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval, |
492 | u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC); |
493 | IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval, |
494 | u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC); |
495 | IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime, |
496 | u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC); |
497 | IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries, |
498 | u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC); |
499 | IEEE80211_IF_FILE(path_refresh_time, |
500 | u.mesh.mshcfg.path_refresh_time, DEC); |
501 | IEEE80211_IF_FILE(min_discovery_timeout, |
502 | u.mesh.mshcfg.min_discovery_timeout, DEC); |
503 | IEEE80211_IF_FILE(dot11MeshHWMPRootMode, |
504 | u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC); |
505 | IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol, |
506 | u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC); |
507 | IEEE80211_IF_FILE(dot11MeshHWMPRannInterval, |
508 | u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC); |
509 | IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC); |
510 | IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC); |
511 | IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC); |
512 | IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout, |
513 | u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC); |
514 | IEEE80211_IF_FILE(dot11MeshHWMProotInterval, |
515 | u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC); |
516 | IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval, |
517 | u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC); |
518 | IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC); |
519 | IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration, |
520 | u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC); |
521 | #endif |
522 | |
523 | #define DEBUGFS_ADD_MODE(name, mode) \ |
524 | debugfs_create_file(#name, mode, sdata->debugfs.dir, \ |
525 | sdata, &name##_ops); |
526 | |
527 | #define DEBUGFS_ADD(name) DEBUGFS_ADD_MODE(name, 0400) |
528 | |
529 | static void add_common_files(struct ieee80211_sub_if_data *sdata) |
530 | { |
531 | DEBUGFS_ADD(drop_unencrypted); |
532 | DEBUGFS_ADD(rc_rateidx_mask_2ghz); |
533 | DEBUGFS_ADD(rc_rateidx_mask_5ghz); |
534 | DEBUGFS_ADD(rc_rateidx_mcs_mask_2ghz); |
535 | DEBUGFS_ADD(rc_rateidx_mcs_mask_5ghz); |
536 | DEBUGFS_ADD(hw_queues); |
537 | } |
538 | |
539 | static void add_sta_files(struct ieee80211_sub_if_data *sdata) |
540 | { |
541 | DEBUGFS_ADD(bssid); |
542 | DEBUGFS_ADD(aid); |
543 | DEBUGFS_ADD(last_beacon); |
544 | DEBUGFS_ADD(ave_beacon); |
545 | DEBUGFS_ADD_MODE(smps, 0600); |
546 | DEBUGFS_ADD_MODE(tkip_mic_test, 0200); |
547 | DEBUGFS_ADD_MODE(uapsd_queues, 0600); |
548 | DEBUGFS_ADD_MODE(uapsd_max_sp_len, 0600); |
549 | } |
550 | |
551 | static void add_ap_files(struct ieee80211_sub_if_data *sdata) |
552 | { |
553 | DEBUGFS_ADD(num_mcast_sta); |
554 | DEBUGFS_ADD(num_sta_ps); |
555 | DEBUGFS_ADD(dtim_count); |
556 | DEBUGFS_ADD(num_buffered_multicast); |
557 | DEBUGFS_ADD_MODE(tkip_mic_test, 0200); |
558 | } |
559 | |
560 | static void add_ibss_files(struct ieee80211_sub_if_data *sdata) |
561 | { |
562 | DEBUGFS_ADD_MODE(tsf, 0600); |
563 | } |
564 | |
565 | static void add_wds_files(struct ieee80211_sub_if_data *sdata) |
566 | { |
567 | DEBUGFS_ADD(peer); |
568 | } |
569 | |
570 | #ifdef CONFIG_MAC80211_MESH |
571 | |
572 | static void add_mesh_files(struct ieee80211_sub_if_data *sdata) |
573 | { |
574 | DEBUGFS_ADD_MODE(tsf, 0600); |
575 | } |
576 | |
577 | static void add_mesh_stats(struct ieee80211_sub_if_data *sdata) |
578 | { |
579 | struct dentry *dir = debugfs_create_dir("mesh_stats", |
580 | sdata->debugfs.dir); |
581 | #define MESHSTATS_ADD(name)\ |
582 | debugfs_create_file(#name, 0400, dir, sdata, &name##_ops); |
583 | |
584 | MESHSTATS_ADD(fwded_mcast); |
585 | MESHSTATS_ADD(fwded_unicast); |
586 | MESHSTATS_ADD(fwded_frames); |
587 | MESHSTATS_ADD(dropped_frames_ttl); |
588 | MESHSTATS_ADD(dropped_frames_no_route); |
589 | MESHSTATS_ADD(dropped_frames_congestion); |
590 | MESHSTATS_ADD(estab_plinks); |
591 | #undef MESHSTATS_ADD |
592 | } |
593 | |
594 | static void add_mesh_config(struct ieee80211_sub_if_data *sdata) |
595 | { |
596 | struct dentry *dir = debugfs_create_dir("mesh_config", |
597 | sdata->debugfs.dir); |
598 | |
599 | #define MESHPARAMS_ADD(name) \ |
600 | debugfs_create_file(#name, 0600, dir, sdata, &name##_ops); |
601 | |
602 | MESHPARAMS_ADD(dot11MeshMaxRetries); |
603 | MESHPARAMS_ADD(dot11MeshRetryTimeout); |
604 | MESHPARAMS_ADD(dot11MeshConfirmTimeout); |
605 | MESHPARAMS_ADD(dot11MeshHoldingTimeout); |
606 | MESHPARAMS_ADD(dot11MeshTTL); |
607 | MESHPARAMS_ADD(element_ttl); |
608 | MESHPARAMS_ADD(auto_open_plinks); |
609 | MESHPARAMS_ADD(dot11MeshMaxPeerLinks); |
610 | MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout); |
611 | MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval); |
612 | MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval); |
613 | MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime); |
614 | MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries); |
615 | MESHPARAMS_ADD(path_refresh_time); |
616 | MESHPARAMS_ADD(min_discovery_timeout); |
617 | MESHPARAMS_ADD(dot11MeshHWMPRootMode); |
618 | MESHPARAMS_ADD(dot11MeshHWMPRannInterval); |
619 | MESHPARAMS_ADD(dot11MeshForwarding); |
620 | MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol); |
621 | MESHPARAMS_ADD(rssi_threshold); |
622 | MESHPARAMS_ADD(ht_opmode); |
623 | MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout); |
624 | MESHPARAMS_ADD(dot11MeshHWMProotInterval); |
625 | MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval); |
626 | MESHPARAMS_ADD(power_mode); |
627 | MESHPARAMS_ADD(dot11MeshAwakeWindowDuration); |
628 | #undef MESHPARAMS_ADD |
629 | } |
630 | #endif |
631 | |
632 | static void add_files(struct ieee80211_sub_if_data *sdata) |
633 | { |
634 | if (!sdata->debugfs.dir) |
635 | return; |
636 | |
637 | DEBUGFS_ADD(flags); |
638 | DEBUGFS_ADD(state); |
639 | DEBUGFS_ADD(txpower); |
640 | DEBUGFS_ADD(user_power_level); |
641 | DEBUGFS_ADD(ap_power_level); |
642 | |
643 | if (sdata->vif.type != NL80211_IFTYPE_MONITOR) |
644 | add_common_files(sdata); |
645 | |
646 | switch (sdata->vif.type) { |
647 | case NL80211_IFTYPE_MESH_POINT: |
648 | #ifdef CONFIG_MAC80211_MESH |
649 | add_mesh_files(sdata); |
650 | add_mesh_stats(sdata); |
651 | add_mesh_config(sdata); |
652 | #endif |
653 | break; |
654 | case NL80211_IFTYPE_STATION: |
655 | add_sta_files(sdata); |
656 | break; |
657 | case NL80211_IFTYPE_ADHOC: |
658 | add_ibss_files(sdata); |
659 | break; |
660 | case NL80211_IFTYPE_AP: |
661 | add_ap_files(sdata); |
662 | break; |
663 | case NL80211_IFTYPE_WDS: |
664 | add_wds_files(sdata); |
665 | break; |
666 | default: |
667 | break; |
668 | } |
669 | } |
670 | |
671 | void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata) |
672 | { |
673 | char buf[10+IFNAMSIZ]; |
674 | |
675 | sprintf(buf, "netdev:%s", sdata->name); |
676 | sdata->debugfs.dir = debugfs_create_dir(buf, |
677 | sdata->local->hw.wiphy->debugfsdir); |
678 | if (sdata->debugfs.dir) |
679 | sdata->debugfs.subdir_stations = debugfs_create_dir("stations", |
680 | sdata->debugfs.dir); |
681 | add_files(sdata); |
682 | } |
683 | |
684 | void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata) |
685 | { |
686 | if (!sdata->debugfs.dir) |
687 | return; |
688 | |
689 | debugfs_remove_recursive(sdata->debugfs.dir); |
690 | sdata->debugfs.dir = NULL; |
691 | } |
692 | |
693 | void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata) |
694 | { |
695 | struct dentry *dir; |
696 | char buf[10 + IFNAMSIZ]; |
697 | |
698 | dir = sdata->debugfs.dir; |
699 | |
700 | if (!dir) |
701 | return; |
702 | |
703 | sprintf(buf, "netdev:%s", sdata->name); |
704 | if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf)) |
705 | sdata_err(sdata, |
706 | "debugfs: failed to rename debugfs dir to %s\n", |
707 | buf); |
708 | } |
709 |
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Tags:
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v2.6.34-rc5
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