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e9f207f0 JB |
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/interrupt.h> | |
14 | #include <linux/netdevice.h> | |
15 | #include <linux/rtnetlink.h> | |
5a0e3ad6 | 16 | #include <linux/slab.h> |
e9f207f0 JB |
17 | #include <linux/notifier.h> |
18 | #include <net/mac80211.h> | |
19 | #include <net/cfg80211.h> | |
20 | #include "ieee80211_i.h" | |
2c8dccc7 | 21 | #include "rate.h" |
e9f207f0 JB |
22 | #include "debugfs.h" |
23 | #include "debugfs_netdev.h" | |
24 | ||
25 | static ssize_t ieee80211_if_read( | |
26 | struct ieee80211_sub_if_data *sdata, | |
27 | char __user *userbuf, | |
28 | size_t count, loff_t *ppos, | |
29 | ssize_t (*format)(const struct ieee80211_sub_if_data *, char *, int)) | |
30 | { | |
31 | char buf[70]; | |
32 | ssize_t ret = -EINVAL; | |
33 | ||
34 | read_lock(&dev_base_lock); | |
73bb3e4a | 35 | if (sdata->dev->reg_state == NETREG_REGISTERED) |
e9f207f0 | 36 | ret = (*format)(sdata, buf, sizeof(buf)); |
e9f207f0 | 37 | read_unlock(&dev_base_lock); |
73bb3e4a | 38 | |
681d1190 | 39 | if (ret >= 0) |
73bb3e4a LCC |
40 | ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret); |
41 | ||
e9f207f0 JB |
42 | return ret; |
43 | } | |
44 | ||
0f78231b JB |
45 | static ssize_t ieee80211_if_write( |
46 | struct ieee80211_sub_if_data *sdata, | |
47 | const char __user *userbuf, | |
48 | size_t count, loff_t *ppos, | |
49 | ssize_t (*write)(struct ieee80211_sub_if_data *, const char *, int)) | |
50 | { | |
51 | u8 *buf; | |
51f5f8ca | 52 | ssize_t ret; |
0f78231b | 53 | |
51f5f8ca | 54 | buf = kmalloc(count, GFP_KERNEL); |
0f78231b JB |
55 | if (!buf) |
56 | return -ENOMEM; | |
57 | ||
51f5f8ca | 58 | ret = -EFAULT; |
0f78231b | 59 | if (copy_from_user(buf, userbuf, count)) |
51f5f8ca | 60 | goto freebuf; |
0f78231b | 61 | |
51f5f8ca | 62 | ret = -ENODEV; |
0f78231b JB |
63 | rtnl_lock(); |
64 | if (sdata->dev->reg_state == NETREG_REGISTERED) | |
65 | ret = (*write)(sdata, buf, count); | |
66 | rtnl_unlock(); | |
67 | ||
51f5f8ca ED |
68 | freebuf: |
69 | kfree(buf); | |
0f78231b JB |
70 | return ret; |
71 | } | |
72 | ||
e9f207f0 JB |
73 | #define IEEE80211_IF_FMT(name, field, format_string) \ |
74 | static ssize_t ieee80211_if_fmt_##name( \ | |
75 | const struct ieee80211_sub_if_data *sdata, char *buf, \ | |
76 | int buflen) \ | |
77 | { \ | |
78 | return scnprintf(buf, buflen, format_string, sdata->field); \ | |
79 | } | |
80 | #define IEEE80211_IF_FMT_DEC(name, field) \ | |
81 | IEEE80211_IF_FMT(name, field, "%d\n") | |
82 | #define IEEE80211_IF_FMT_HEX(name, field) \ | |
83 | IEEE80211_IF_FMT(name, field, "%#x\n") | |
4914b3bb BG |
84 | #define IEEE80211_IF_FMT_LHEX(name, field) \ |
85 | IEEE80211_IF_FMT(name, field, "%#lx\n") | |
e9f207f0 JB |
86 | #define IEEE80211_IF_FMT_SIZE(name, field) \ |
87 | IEEE80211_IF_FMT(name, field, "%zd\n") | |
88 | ||
89 | #define IEEE80211_IF_FMT_ATOMIC(name, field) \ | |
90 | static ssize_t ieee80211_if_fmt_##name( \ | |
91 | const struct ieee80211_sub_if_data *sdata, \ | |
92 | char *buf, int buflen) \ | |
93 | { \ | |
94 | return scnprintf(buf, buflen, "%d\n", atomic_read(&sdata->field));\ | |
95 | } | |
96 | ||
97 | #define IEEE80211_IF_FMT_MAC(name, field) \ | |
98 | static ssize_t ieee80211_if_fmt_##name( \ | |
99 | const struct ieee80211_sub_if_data *sdata, char *buf, \ | |
100 | int buflen) \ | |
101 | { \ | |
0c68ae26 | 102 | return scnprintf(buf, buflen, "%pM\n", sdata->field); \ |
e9f207f0 JB |
103 | } |
104 | ||
17e4ec14 JM |
105 | #define IEEE80211_IF_FMT_DEC_DIV_16(name, field) \ |
106 | static ssize_t ieee80211_if_fmt_##name( \ | |
107 | const struct ieee80211_sub_if_data *sdata, \ | |
108 | char *buf, int buflen) \ | |
109 | { \ | |
110 | return scnprintf(buf, buflen, "%d\n", sdata->field / 16); \ | |
111 | } | |
112 | ||
0f78231b | 113 | #define __IEEE80211_IF_FILE(name, _write) \ |
e9f207f0 JB |
114 | static ssize_t ieee80211_if_read_##name(struct file *file, \ |
115 | char __user *userbuf, \ | |
116 | size_t count, loff_t *ppos) \ | |
117 | { \ | |
118 | return ieee80211_if_read(file->private_data, \ | |
119 | userbuf, count, ppos, \ | |
120 | ieee80211_if_fmt_##name); \ | |
121 | } \ | |
122 | static const struct file_operations name##_ops = { \ | |
123 | .read = ieee80211_if_read_##name, \ | |
0f78231b | 124 | .write = (_write), \ |
e9f207f0 | 125 | .open = mac80211_open_file_generic, \ |
2b18ab36 | 126 | .llseek = generic_file_llseek, \ |
e9f207f0 JB |
127 | } |
128 | ||
0f78231b JB |
129 | #define __IEEE80211_IF_FILE_W(name) \ |
130 | static ssize_t ieee80211_if_write_##name(struct file *file, \ | |
131 | const char __user *userbuf, \ | |
132 | size_t count, loff_t *ppos) \ | |
133 | { \ | |
134 | return ieee80211_if_write(file->private_data, userbuf, count, \ | |
135 | ppos, ieee80211_if_parse_##name); \ | |
136 | } \ | |
137 | __IEEE80211_IF_FILE(name, ieee80211_if_write_##name) | |
138 | ||
139 | ||
e9f207f0 JB |
140 | #define IEEE80211_IF_FILE(name, field, format) \ |
141 | IEEE80211_IF_FMT_##format(name, field) \ | |
0f78231b | 142 | __IEEE80211_IF_FILE(name, NULL) |
e9f207f0 JB |
143 | |
144 | /* common attributes */ | |
e9f207f0 | 145 | IEEE80211_IF_FILE(drop_unencrypted, drop_unencrypted, DEC); |
37eb0b16 JM |
146 | IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ], |
147 | HEX); | |
148 | IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ], | |
149 | HEX); | |
4914b3bb BG |
150 | IEEE80211_IF_FILE(flags, flags, HEX); |
151 | IEEE80211_IF_FILE(state, state, LHEX); | |
0fa025f0 | 152 | IEEE80211_IF_FILE(channel_type, vif.bss_conf.channel_type, DEC); |
e9f207f0 | 153 | |
46900298 | 154 | /* STA attributes */ |
46900298 | 155 | IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC); |
46900298 | 156 | IEEE80211_IF_FILE(aid, u.mgd.aid, DEC); |
17e4ec14 JM |
157 | IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC); |
158 | IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16); | |
e9f207f0 | 159 | |
0f78231b JB |
160 | static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata, |
161 | enum ieee80211_smps_mode smps_mode) | |
162 | { | |
163 | struct ieee80211_local *local = sdata->local; | |
164 | int err; | |
165 | ||
166 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_STATIC_SMPS) && | |
167 | smps_mode == IEEE80211_SMPS_STATIC) | |
168 | return -EINVAL; | |
169 | ||
170 | /* auto should be dynamic if in PS mode */ | |
171 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS) && | |
172 | (smps_mode == IEEE80211_SMPS_DYNAMIC || | |
173 | smps_mode == IEEE80211_SMPS_AUTOMATIC)) | |
174 | return -EINVAL; | |
175 | ||
176 | /* supported only on managed interfaces for now */ | |
177 | if (sdata->vif.type != NL80211_IFTYPE_STATION) | |
178 | return -EOPNOTSUPP; | |
179 | ||
243e6df4 | 180 | mutex_lock(&sdata->u.mgd.mtx); |
0f78231b | 181 | err = __ieee80211_request_smps(sdata, smps_mode); |
243e6df4 | 182 | mutex_unlock(&sdata->u.mgd.mtx); |
0f78231b JB |
183 | |
184 | return err; | |
185 | } | |
186 | ||
187 | static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = { | |
188 | [IEEE80211_SMPS_AUTOMATIC] = "auto", | |
189 | [IEEE80211_SMPS_OFF] = "off", | |
190 | [IEEE80211_SMPS_STATIC] = "static", | |
191 | [IEEE80211_SMPS_DYNAMIC] = "dynamic", | |
192 | }; | |
193 | ||
194 | static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata, | |
195 | char *buf, int buflen) | |
196 | { | |
197 | if (sdata->vif.type != NL80211_IFTYPE_STATION) | |
198 | return -EOPNOTSUPP; | |
199 | ||
200 | return snprintf(buf, buflen, "request: %s\nused: %s\n", | |
201 | smps_modes[sdata->u.mgd.req_smps], | |
202 | smps_modes[sdata->u.mgd.ap_smps]); | |
203 | } | |
204 | ||
205 | static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata, | |
206 | const char *buf, int buflen) | |
207 | { | |
208 | enum ieee80211_smps_mode mode; | |
209 | ||
210 | for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) { | |
211 | if (strncmp(buf, smps_modes[mode], buflen) == 0) { | |
212 | int err = ieee80211_set_smps(sdata, mode); | |
213 | if (!err) | |
214 | return buflen; | |
215 | return err; | |
216 | } | |
217 | } | |
218 | ||
219 | return -EINVAL; | |
220 | } | |
221 | ||
222 | __IEEE80211_IF_FILE_W(smps); | |
223 | ||
681d1190 JM |
224 | static ssize_t ieee80211_if_fmt_tkip_mic_test( |
225 | const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) | |
226 | { | |
227 | return -EOPNOTSUPP; | |
228 | } | |
229 | ||
230 | static int hwaddr_aton(const char *txt, u8 *addr) | |
231 | { | |
232 | int i; | |
233 | ||
234 | for (i = 0; i < ETH_ALEN; i++) { | |
235 | int a, b; | |
236 | ||
237 | a = hex_to_bin(*txt++); | |
238 | if (a < 0) | |
239 | return -1; | |
240 | b = hex_to_bin(*txt++); | |
241 | if (b < 0) | |
242 | return -1; | |
243 | *addr++ = (a << 4) | b; | |
244 | if (i < 5 && *txt++ != ':') | |
245 | return -1; | |
246 | } | |
247 | ||
248 | return 0; | |
249 | } | |
250 | ||
251 | static ssize_t ieee80211_if_parse_tkip_mic_test( | |
252 | struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) | |
253 | { | |
254 | struct ieee80211_local *local = sdata->local; | |
255 | u8 addr[ETH_ALEN]; | |
256 | struct sk_buff *skb; | |
257 | struct ieee80211_hdr *hdr; | |
258 | __le16 fc; | |
259 | ||
260 | /* | |
261 | * Assume colon-delimited MAC address with possible white space | |
262 | * following. | |
263 | */ | |
264 | if (buflen < 3 * ETH_ALEN - 1) | |
265 | return -EINVAL; | |
266 | if (hwaddr_aton(buf, addr) < 0) | |
267 | return -EINVAL; | |
268 | ||
269 | if (!ieee80211_sdata_running(sdata)) | |
270 | return -ENOTCONN; | |
271 | ||
272 | skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 100); | |
273 | if (!skb) | |
274 | return -ENOMEM; | |
275 | skb_reserve(skb, local->hw.extra_tx_headroom); | |
276 | ||
277 | hdr = (struct ieee80211_hdr *) skb_put(skb, 24); | |
278 | memset(hdr, 0, 24); | |
279 | fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA); | |
280 | ||
281 | switch (sdata->vif.type) { | |
282 | case NL80211_IFTYPE_AP: | |
283 | fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS); | |
284 | /* DA BSSID SA */ | |
285 | memcpy(hdr->addr1, addr, ETH_ALEN); | |
286 | memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN); | |
287 | memcpy(hdr->addr3, sdata->vif.addr, ETH_ALEN); | |
288 | break; | |
289 | case NL80211_IFTYPE_STATION: | |
290 | fc |= cpu_to_le16(IEEE80211_FCTL_TODS); | |
291 | /* BSSID SA DA */ | |
292 | if (sdata->vif.bss_conf.bssid == NULL) { | |
293 | dev_kfree_skb(skb); | |
294 | return -ENOTCONN; | |
295 | } | |
296 | memcpy(hdr->addr1, sdata->vif.bss_conf.bssid, ETH_ALEN); | |
297 | memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN); | |
298 | memcpy(hdr->addr3, addr, ETH_ALEN); | |
299 | break; | |
300 | default: | |
301 | dev_kfree_skb(skb); | |
302 | return -EOPNOTSUPP; | |
303 | } | |
304 | hdr->frame_control = fc; | |
305 | ||
306 | /* | |
307 | * Add some length to the test frame to make it look bit more valid. | |
308 | * The exact contents does not matter since the recipient is required | |
309 | * to drop this because of the Michael MIC failure. | |
310 | */ | |
311 | memset(skb_put(skb, 50), 0, 50); | |
312 | ||
313 | IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE; | |
314 | ||
315 | ieee80211_tx_skb(sdata, skb); | |
316 | ||
317 | return buflen; | |
318 | } | |
319 | ||
320 | __IEEE80211_IF_FILE_W(tkip_mic_test); | |
321 | ||
e9f207f0 JB |
322 | /* AP attributes */ |
323 | IEEE80211_IF_FILE(num_sta_ps, u.ap.num_sta_ps, ATOMIC); | |
e9f207f0 | 324 | IEEE80211_IF_FILE(dtim_count, u.ap.dtim_count, DEC); |
e9f207f0 JB |
325 | |
326 | static ssize_t ieee80211_if_fmt_num_buffered_multicast( | |
327 | const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) | |
328 | { | |
329 | return scnprintf(buf, buflen, "%u\n", | |
330 | skb_queue_len(&sdata->u.ap.ps_bc_buf)); | |
331 | } | |
0f78231b | 332 | __IEEE80211_IF_FILE(num_buffered_multicast, NULL); |
e9f207f0 | 333 | |
e9f207f0 JB |
334 | /* WDS attributes */ |
335 | IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC); | |
336 | ||
9f42f607 LCC |
337 | #ifdef CONFIG_MAC80211_MESH |
338 | /* Mesh stats attributes */ | |
c8a61a7d DW |
339 | IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC); |
340 | IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC); | |
472dbc45 JB |
341 | IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC); |
342 | IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC); | |
9f42f607 | 343 | IEEE80211_IF_FILE(dropped_frames_no_route, |
472dbc45 JB |
344 | u.mesh.mshstats.dropped_frames_no_route, DEC); |
345 | IEEE80211_IF_FILE(estab_plinks, u.mesh.mshstats.estab_plinks, ATOMIC); | |
9f42f607 LCC |
346 | |
347 | /* Mesh parameters */ | |
36ff382d JB |
348 | IEEE80211_IF_FILE(dot11MeshMaxRetries, |
349 | u.mesh.mshcfg.dot11MeshMaxRetries, DEC); | |
350 | IEEE80211_IF_FILE(dot11MeshRetryTimeout, | |
351 | u.mesh.mshcfg.dot11MeshRetryTimeout, DEC); | |
352 | IEEE80211_IF_FILE(dot11MeshConfirmTimeout, | |
353 | u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC); | |
354 | IEEE80211_IF_FILE(dot11MeshHoldingTimeout, | |
355 | u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC); | |
356 | IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC); | |
45904f21 | 357 | IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC); |
36ff382d JB |
358 | IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC); |
359 | IEEE80211_IF_FILE(dot11MeshMaxPeerLinks, | |
360 | u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC); | |
361 | IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout, | |
362 | u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC); | |
363 | IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval, | |
364 | u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC); | |
365 | IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime, | |
366 | u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC); | |
367 | IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries, | |
368 | u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC); | |
369 | IEEE80211_IF_FILE(path_refresh_time, | |
370 | u.mesh.mshcfg.path_refresh_time, DEC); | |
371 | IEEE80211_IF_FILE(min_discovery_timeout, | |
372 | u.mesh.mshcfg.min_discovery_timeout, DEC); | |
63c5723b RP |
373 | IEEE80211_IF_FILE(dot11MeshHWMPRootMode, |
374 | u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC); | |
0507e159 JC |
375 | IEEE80211_IF_FILE(dot11MeshHWMPRannInterval, |
376 | u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC); | |
9f42f607 LCC |
377 | #endif |
378 | ||
379 | ||
2d46d7c1 | 380 | #define DEBUGFS_ADD(name) \ |
7bcfaf2f JB |
381 | debugfs_create_file(#name, 0400, sdata->debugfs.dir, \ |
382 | sdata, &name##_ops); | |
e9f207f0 | 383 | |
0f78231b JB |
384 | #define DEBUGFS_ADD_MODE(name, mode) \ |
385 | debugfs_create_file(#name, mode, sdata->debugfs.dir, \ | |
386 | sdata, &name##_ops); | |
387 | ||
e9f207f0 JB |
388 | static void add_sta_files(struct ieee80211_sub_if_data *sdata) |
389 | { | |
2d46d7c1 | 390 | DEBUGFS_ADD(drop_unencrypted); |
4914b3bb BG |
391 | DEBUGFS_ADD(flags); |
392 | DEBUGFS_ADD(state); | |
0fa025f0 | 393 | DEBUGFS_ADD(channel_type); |
2d46d7c1 JB |
394 | DEBUGFS_ADD(rc_rateidx_mask_2ghz); |
395 | DEBUGFS_ADD(rc_rateidx_mask_5ghz); | |
3e122be0 | 396 | |
2d46d7c1 JB |
397 | DEBUGFS_ADD(bssid); |
398 | DEBUGFS_ADD(aid); | |
17e4ec14 JM |
399 | DEBUGFS_ADD(last_beacon); |
400 | DEBUGFS_ADD(ave_beacon); | |
0f78231b | 401 | DEBUGFS_ADD_MODE(smps, 0600); |
681d1190 | 402 | DEBUGFS_ADD_MODE(tkip_mic_test, 0200); |
e9f207f0 JB |
403 | } |
404 | ||
405 | static void add_ap_files(struct ieee80211_sub_if_data *sdata) | |
406 | { | |
2d46d7c1 | 407 | DEBUGFS_ADD(drop_unencrypted); |
4914b3bb BG |
408 | DEBUGFS_ADD(flags); |
409 | DEBUGFS_ADD(state); | |
0fa025f0 | 410 | DEBUGFS_ADD(channel_type); |
2d46d7c1 JB |
411 | DEBUGFS_ADD(rc_rateidx_mask_2ghz); |
412 | DEBUGFS_ADD(rc_rateidx_mask_5ghz); | |
3e122be0 | 413 | |
2d46d7c1 JB |
414 | DEBUGFS_ADD(num_sta_ps); |
415 | DEBUGFS_ADD(dtim_count); | |
416 | DEBUGFS_ADD(num_buffered_multicast); | |
681d1190 | 417 | DEBUGFS_ADD_MODE(tkip_mic_test, 0200); |
e9f207f0 JB |
418 | } |
419 | ||
420 | static void add_wds_files(struct ieee80211_sub_if_data *sdata) | |
421 | { | |
2d46d7c1 | 422 | DEBUGFS_ADD(drop_unencrypted); |
4914b3bb BG |
423 | DEBUGFS_ADD(flags); |
424 | DEBUGFS_ADD(state); | |
0fa025f0 | 425 | DEBUGFS_ADD(channel_type); |
2d46d7c1 JB |
426 | DEBUGFS_ADD(rc_rateidx_mask_2ghz); |
427 | DEBUGFS_ADD(rc_rateidx_mask_5ghz); | |
3e122be0 | 428 | |
2d46d7c1 | 429 | DEBUGFS_ADD(peer); |
e9f207f0 JB |
430 | } |
431 | ||
432 | static void add_vlan_files(struct ieee80211_sub_if_data *sdata) | |
433 | { | |
2d46d7c1 | 434 | DEBUGFS_ADD(drop_unencrypted); |
4914b3bb BG |
435 | DEBUGFS_ADD(flags); |
436 | DEBUGFS_ADD(state); | |
0fa025f0 | 437 | DEBUGFS_ADD(channel_type); |
2d46d7c1 JB |
438 | DEBUGFS_ADD(rc_rateidx_mask_2ghz); |
439 | DEBUGFS_ADD(rc_rateidx_mask_5ghz); | |
e9f207f0 JB |
440 | } |
441 | ||
442 | static void add_monitor_files(struct ieee80211_sub_if_data *sdata) | |
443 | { | |
4914b3bb BG |
444 | DEBUGFS_ADD(flags); |
445 | DEBUGFS_ADD(state); | |
0fa025f0 | 446 | DEBUGFS_ADD(channel_type); |
e9f207f0 JB |
447 | } |
448 | ||
9f42f607 | 449 | #ifdef CONFIG_MAC80211_MESH |
9f42f607 LCC |
450 | |
451 | static void add_mesh_stats(struct ieee80211_sub_if_data *sdata) | |
452 | { | |
7bcfaf2f JB |
453 | struct dentry *dir = debugfs_create_dir("mesh_stats", |
454 | sdata->debugfs.dir); | |
455 | ||
456 | #define MESHSTATS_ADD(name)\ | |
457 | debugfs_create_file(#name, 0400, dir, sdata, &name##_ops); | |
458 | ||
c8a61a7d DW |
459 | MESHSTATS_ADD(fwded_mcast); |
460 | MESHSTATS_ADD(fwded_unicast); | |
9f42f607 LCC |
461 | MESHSTATS_ADD(fwded_frames); |
462 | MESHSTATS_ADD(dropped_frames_ttl); | |
463 | MESHSTATS_ADD(dropped_frames_no_route); | |
464 | MESHSTATS_ADD(estab_plinks); | |
7bcfaf2f | 465 | #undef MESHSTATS_ADD |
9f42f607 LCC |
466 | } |
467 | ||
9f42f607 LCC |
468 | static void add_mesh_config(struct ieee80211_sub_if_data *sdata) |
469 | { | |
7bcfaf2f JB |
470 | struct dentry *dir = debugfs_create_dir("mesh_config", |
471 | sdata->debugfs.dir); | |
472 | ||
473 | #define MESHPARAMS_ADD(name) \ | |
474 | debugfs_create_file(#name, 0600, dir, sdata, &name##_ops); | |
475 | ||
9f42f607 LCC |
476 | MESHPARAMS_ADD(dot11MeshMaxRetries); |
477 | MESHPARAMS_ADD(dot11MeshRetryTimeout); | |
478 | MESHPARAMS_ADD(dot11MeshConfirmTimeout); | |
479 | MESHPARAMS_ADD(dot11MeshHoldingTimeout); | |
480 | MESHPARAMS_ADD(dot11MeshTTL); | |
45904f21 | 481 | MESHPARAMS_ADD(element_ttl); |
9f42f607 LCC |
482 | MESHPARAMS_ADD(auto_open_plinks); |
483 | MESHPARAMS_ADD(dot11MeshMaxPeerLinks); | |
484 | MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout); | |
485 | MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval); | |
486 | MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime); | |
487 | MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries); | |
488 | MESHPARAMS_ADD(path_refresh_time); | |
489 | MESHPARAMS_ADD(min_discovery_timeout); | |
699403db | 490 | MESHPARAMS_ADD(dot11MeshHWMPRootMode); |
0507e159 | 491 | MESHPARAMS_ADD(dot11MeshHWMPRannInterval); |
7bcfaf2f | 492 | #undef MESHPARAMS_ADD |
9f42f607 LCC |
493 | } |
494 | #endif | |
495 | ||
e9f207f0 JB |
496 | static void add_files(struct ieee80211_sub_if_data *sdata) |
497 | { | |
7bcfaf2f | 498 | if (!sdata->debugfs.dir) |
e9f207f0 JB |
499 | return; |
500 | ||
51fb61e7 | 501 | switch (sdata->vif.type) { |
05c914fe | 502 | case NL80211_IFTYPE_MESH_POINT: |
9f42f607 LCC |
503 | #ifdef CONFIG_MAC80211_MESH |
504 | add_mesh_stats(sdata); | |
505 | add_mesh_config(sdata); | |
506 | #endif | |
472dbc45 | 507 | break; |
05c914fe | 508 | case NL80211_IFTYPE_STATION: |
e9f207f0 JB |
509 | add_sta_files(sdata); |
510 | break; | |
46900298 JB |
511 | case NL80211_IFTYPE_ADHOC: |
512 | /* XXX */ | |
513 | break; | |
05c914fe | 514 | case NL80211_IFTYPE_AP: |
e9f207f0 JB |
515 | add_ap_files(sdata); |
516 | break; | |
05c914fe | 517 | case NL80211_IFTYPE_WDS: |
e9f207f0 JB |
518 | add_wds_files(sdata); |
519 | break; | |
05c914fe | 520 | case NL80211_IFTYPE_MONITOR: |
e9f207f0 JB |
521 | add_monitor_files(sdata); |
522 | break; | |
05c914fe | 523 | case NL80211_IFTYPE_AP_VLAN: |
e9f207f0 JB |
524 | add_vlan_files(sdata); |
525 | break; | |
526 | default: | |
527 | break; | |
528 | } | |
529 | } | |
530 | ||
e9f207f0 JB |
531 | void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata) |
532 | { | |
533 | char buf[10+IFNAMSIZ]; | |
534 | ||
47846c9b | 535 | sprintf(buf, "netdev:%s", sdata->name); |
7bcfaf2f | 536 | sdata->debugfs.dir = debugfs_create_dir(buf, |
e9f207f0 | 537 | sdata->local->hw.wiphy->debugfsdir); |
295bafb4 BG |
538 | if (sdata->debugfs.dir) |
539 | sdata->debugfs.subdir_stations = debugfs_create_dir("stations", | |
540 | sdata->debugfs.dir); | |
75636525 | 541 | add_files(sdata); |
e9f207f0 JB |
542 | } |
543 | ||
544 | void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata) | |
545 | { | |
7bcfaf2f JB |
546 | if (!sdata->debugfs.dir) |
547 | return; | |
548 | ||
549 | debugfs_remove_recursive(sdata->debugfs.dir); | |
550 | sdata->debugfs.dir = NULL; | |
e9f207f0 JB |
551 | } |
552 | ||
47846c9b | 553 | void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata) |
e9f207f0 | 554 | { |
7c8081eb | 555 | struct dentry *dir; |
47846c9b | 556 | char buf[10 + IFNAMSIZ]; |
3e122be0 | 557 | |
7bcfaf2f | 558 | dir = sdata->debugfs.dir; |
c74e90a9 JB |
559 | |
560 | if (!dir) | |
47846c9b | 561 | return; |
c74e90a9 | 562 | |
47846c9b | 563 | sprintf(buf, "netdev:%s", sdata->name); |
7c8081eb JB |
564 | if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf)) |
565 | printk(KERN_ERR "mac80211: debugfs: failed to rename debugfs " | |
566 | "dir to %s\n", buf); | |
e9f207f0 | 567 | } |