Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 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> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 16 | #include <linux/slab.h> |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 17 | #include <linux/notifier.h> |
| 18 | #include <net/mac80211.h> |
| 19 | #include <net/cfg80211.h> |
| 20 | #include "ieee80211_i.h" |
Johannes Berg | 2c8dccc | 2008-04-08 15:14:40 -0400 | [diff] [blame] | 21 | #include "rate.h" |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 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); |
Luis Carlos Cobo | 73bb3e4 | 2008-03-31 15:10:22 -0700 | [diff] [blame] | 35 | if (sdata->dev->reg_state == NETREG_REGISTERED) |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 36 | ret = (*format)(sdata, buf, sizeof(buf)); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 37 | read_unlock(&dev_base_lock); |
Luis Carlos Cobo | 73bb3e4 | 2008-03-31 15:10:22 -0700 | [diff] [blame] | 38 | |
| 39 | if (ret != -EINVAL) |
| 40 | ret = simple_read_from_buffer(userbuf, count, ppos, buf, ret); |
| 41 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 42 | return ret; |
| 43 | } |
| 44 | |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 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; |
Eric Dumazet | 51f5f8c | 2010-03-10 17:13:36 +0100 | [diff] [blame] | 52 | ssize_t ret; |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 53 | |
Eric Dumazet | 51f5f8c | 2010-03-10 17:13:36 +0100 | [diff] [blame] | 54 | buf = kmalloc(count, GFP_KERNEL); |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 55 | if (!buf) |
| 56 | return -ENOMEM; |
| 57 | |
Eric Dumazet | 51f5f8c | 2010-03-10 17:13:36 +0100 | [diff] [blame] | 58 | ret = -EFAULT; |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 59 | if (copy_from_user(buf, userbuf, count)) |
Eric Dumazet | 51f5f8c | 2010-03-10 17:13:36 +0100 | [diff] [blame] | 60 | goto freebuf; |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 61 | |
Eric Dumazet | 51f5f8c | 2010-03-10 17:13:36 +0100 | [diff] [blame] | 62 | ret = -ENODEV; |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 63 | rtnl_lock(); |
| 64 | if (sdata->dev->reg_state == NETREG_REGISTERED) |
| 65 | ret = (*write)(sdata, buf, count); |
| 66 | rtnl_unlock(); |
| 67 | |
Eric Dumazet | 51f5f8c | 2010-03-10 17:13:36 +0100 | [diff] [blame] | 68 | freebuf: |
| 69 | kfree(buf); |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 70 | return ret; |
| 71 | } |
| 72 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 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") |
| 84 | #define IEEE80211_IF_FMT_SIZE(name, field) \ |
| 85 | IEEE80211_IF_FMT(name, field, "%zd\n") |
| 86 | |
| 87 | #define IEEE80211_IF_FMT_ATOMIC(name, field) \ |
| 88 | static ssize_t ieee80211_if_fmt_##name( \ |
| 89 | const struct ieee80211_sub_if_data *sdata, \ |
| 90 | char *buf, int buflen) \ |
| 91 | { \ |
| 92 | return scnprintf(buf, buflen, "%d\n", atomic_read(&sdata->field));\ |
| 93 | } |
| 94 | |
| 95 | #define IEEE80211_IF_FMT_MAC(name, field) \ |
| 96 | static ssize_t ieee80211_if_fmt_##name( \ |
| 97 | const struct ieee80211_sub_if_data *sdata, char *buf, \ |
| 98 | int buflen) \ |
| 99 | { \ |
Johannes Berg | 0c68ae26 | 2008-10-27 15:56:10 -0700 | [diff] [blame] | 100 | return scnprintf(buf, buflen, "%pM\n", sdata->field); \ |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 101 | } |
| 102 | |
Jouni Malinen | 17e4ec1 | 2010-03-29 23:28:30 -0700 | [diff] [blame] | 103 | #define IEEE80211_IF_FMT_DEC_DIV_16(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", sdata->field / 16); \ |
| 109 | } |
| 110 | |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 111 | #define __IEEE80211_IF_FILE(name, _write) \ |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 112 | static ssize_t ieee80211_if_read_##name(struct file *file, \ |
| 113 | char __user *userbuf, \ |
| 114 | size_t count, loff_t *ppos) \ |
| 115 | { \ |
| 116 | return ieee80211_if_read(file->private_data, \ |
| 117 | userbuf, count, ppos, \ |
| 118 | ieee80211_if_fmt_##name); \ |
| 119 | } \ |
| 120 | static const struct file_operations name##_ops = { \ |
| 121 | .read = ieee80211_if_read_##name, \ |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 122 | .write = (_write), \ |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 123 | .open = mac80211_open_file_generic, \ |
Arnd Bergmann | 2b18ab36 | 2010-07-06 19:05:31 +0200 | [diff] [blame] | 124 | .llseek = generic_file_llseek, \ |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 125 | } |
| 126 | |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 127 | #define __IEEE80211_IF_FILE_W(name) \ |
| 128 | static ssize_t ieee80211_if_write_##name(struct file *file, \ |
| 129 | const char __user *userbuf, \ |
| 130 | size_t count, loff_t *ppos) \ |
| 131 | { \ |
| 132 | return ieee80211_if_write(file->private_data, userbuf, count, \ |
| 133 | ppos, ieee80211_if_parse_##name); \ |
| 134 | } \ |
| 135 | __IEEE80211_IF_FILE(name, ieee80211_if_write_##name) |
| 136 | |
| 137 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 138 | #define IEEE80211_IF_FILE(name, field, format) \ |
| 139 | IEEE80211_IF_FMT_##format(name, field) \ |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 140 | __IEEE80211_IF_FILE(name, NULL) |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 141 | |
| 142 | /* common attributes */ |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 143 | IEEE80211_IF_FILE(drop_unencrypted, drop_unencrypted, DEC); |
Jouni Malinen | 37eb0b1 | 2010-01-06 13:09:08 +0200 | [diff] [blame] | 144 | IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[IEEE80211_BAND_2GHZ], |
| 145 | HEX); |
| 146 | IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[IEEE80211_BAND_5GHZ], |
| 147 | HEX); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 148 | |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 149 | /* STA attributes */ |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 150 | IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC); |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 151 | IEEE80211_IF_FILE(aid, u.mgd.aid, DEC); |
Jouni Malinen | 17e4ec1 | 2010-03-29 23:28:30 -0700 | [diff] [blame] | 152 | IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC); |
| 153 | IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 154 | |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 155 | static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata, |
| 156 | enum ieee80211_smps_mode smps_mode) |
| 157 | { |
| 158 | struct ieee80211_local *local = sdata->local; |
| 159 | int err; |
| 160 | |
| 161 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_STATIC_SMPS) && |
| 162 | smps_mode == IEEE80211_SMPS_STATIC) |
| 163 | return -EINVAL; |
| 164 | |
| 165 | /* auto should be dynamic if in PS mode */ |
| 166 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS) && |
| 167 | (smps_mode == IEEE80211_SMPS_DYNAMIC || |
| 168 | smps_mode == IEEE80211_SMPS_AUTOMATIC)) |
| 169 | return -EINVAL; |
| 170 | |
| 171 | /* supported only on managed interfaces for now */ |
| 172 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
| 173 | return -EOPNOTSUPP; |
| 174 | |
| 175 | mutex_lock(&local->iflist_mtx); |
| 176 | err = __ieee80211_request_smps(sdata, smps_mode); |
| 177 | mutex_unlock(&local->iflist_mtx); |
| 178 | |
| 179 | return err; |
| 180 | } |
| 181 | |
| 182 | static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = { |
| 183 | [IEEE80211_SMPS_AUTOMATIC] = "auto", |
| 184 | [IEEE80211_SMPS_OFF] = "off", |
| 185 | [IEEE80211_SMPS_STATIC] = "static", |
| 186 | [IEEE80211_SMPS_DYNAMIC] = "dynamic", |
| 187 | }; |
| 188 | |
| 189 | static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata, |
| 190 | char *buf, int buflen) |
| 191 | { |
| 192 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
| 193 | return -EOPNOTSUPP; |
| 194 | |
| 195 | return snprintf(buf, buflen, "request: %s\nused: %s\n", |
| 196 | smps_modes[sdata->u.mgd.req_smps], |
| 197 | smps_modes[sdata->u.mgd.ap_smps]); |
| 198 | } |
| 199 | |
| 200 | static ssize_t ieee80211_if_parse_smps(struct ieee80211_sub_if_data *sdata, |
| 201 | const char *buf, int buflen) |
| 202 | { |
| 203 | enum ieee80211_smps_mode mode; |
| 204 | |
| 205 | for (mode = 0; mode < IEEE80211_SMPS_NUM_MODES; mode++) { |
| 206 | if (strncmp(buf, smps_modes[mode], buflen) == 0) { |
| 207 | int err = ieee80211_set_smps(sdata, mode); |
| 208 | if (!err) |
| 209 | return buflen; |
| 210 | return err; |
| 211 | } |
| 212 | } |
| 213 | |
| 214 | return -EINVAL; |
| 215 | } |
| 216 | |
| 217 | __IEEE80211_IF_FILE_W(smps); |
| 218 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 219 | /* AP attributes */ |
| 220 | IEEE80211_IF_FILE(num_sta_ps, u.ap.num_sta_ps, ATOMIC); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 221 | IEEE80211_IF_FILE(dtim_count, u.ap.dtim_count, DEC); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 222 | |
| 223 | static ssize_t ieee80211_if_fmt_num_buffered_multicast( |
| 224 | const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) |
| 225 | { |
| 226 | return scnprintf(buf, buflen, "%u\n", |
| 227 | skb_queue_len(&sdata->u.ap.ps_bc_buf)); |
| 228 | } |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 229 | __IEEE80211_IF_FILE(num_buffered_multicast, NULL); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 230 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 231 | /* WDS attributes */ |
| 232 | IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC); |
| 233 | |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 234 | #ifdef CONFIG_MAC80211_MESH |
| 235 | /* Mesh stats attributes */ |
Daniel Walker | c8a61a7 | 2009-08-18 10:59:00 -0700 | [diff] [blame] | 236 | IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC); |
| 237 | IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC); |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 238 | IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC); |
| 239 | IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC); |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 240 | IEEE80211_IF_FILE(dropped_frames_no_route, |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 241 | u.mesh.mshstats.dropped_frames_no_route, DEC); |
| 242 | IEEE80211_IF_FILE(estab_plinks, u.mesh.mshstats.estab_plinks, ATOMIC); |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 243 | |
| 244 | /* Mesh parameters */ |
Johannes Berg | 36ff382 | 2008-10-07 12:04:31 +0200 | [diff] [blame] | 245 | IEEE80211_IF_FILE(dot11MeshMaxRetries, |
| 246 | u.mesh.mshcfg.dot11MeshMaxRetries, DEC); |
| 247 | IEEE80211_IF_FILE(dot11MeshRetryTimeout, |
| 248 | u.mesh.mshcfg.dot11MeshRetryTimeout, DEC); |
| 249 | IEEE80211_IF_FILE(dot11MeshConfirmTimeout, |
| 250 | u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC); |
| 251 | IEEE80211_IF_FILE(dot11MeshHoldingTimeout, |
| 252 | u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC); |
| 253 | IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC); |
| 254 | IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC); |
| 255 | IEEE80211_IF_FILE(dot11MeshMaxPeerLinks, |
| 256 | u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC); |
| 257 | IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout, |
| 258 | u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC); |
| 259 | IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval, |
| 260 | u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC); |
| 261 | IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime, |
| 262 | u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC); |
| 263 | IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries, |
| 264 | u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC); |
| 265 | IEEE80211_IF_FILE(path_refresh_time, |
| 266 | u.mesh.mshcfg.path_refresh_time, DEC); |
| 267 | IEEE80211_IF_FILE(min_discovery_timeout, |
| 268 | u.mesh.mshcfg.min_discovery_timeout, DEC); |
Rui Paulo | 63c5723 | 2009-11-09 23:46:57 +0000 | [diff] [blame] | 269 | IEEE80211_IF_FILE(dot11MeshHWMPRootMode, |
| 270 | u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC); |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 271 | #endif |
| 272 | |
| 273 | |
Johannes Berg | 2d46d7c | 2010-01-10 17:12:41 +0100 | [diff] [blame] | 274 | #define DEBUGFS_ADD(name) \ |
Johannes Berg | 7bcfaf2 | 2009-10-27 12:59:03 +0100 | [diff] [blame] | 275 | debugfs_create_file(#name, 0400, sdata->debugfs.dir, \ |
| 276 | sdata, &name##_ops); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 277 | |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 278 | #define DEBUGFS_ADD_MODE(name, mode) \ |
| 279 | debugfs_create_file(#name, mode, sdata->debugfs.dir, \ |
| 280 | sdata, &name##_ops); |
| 281 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 282 | static void add_sta_files(struct ieee80211_sub_if_data *sdata) |
| 283 | { |
Johannes Berg | 2d46d7c | 2010-01-10 17:12:41 +0100 | [diff] [blame] | 284 | DEBUGFS_ADD(drop_unencrypted); |
| 285 | DEBUGFS_ADD(rc_rateidx_mask_2ghz); |
| 286 | DEBUGFS_ADD(rc_rateidx_mask_5ghz); |
Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 287 | |
Johannes Berg | 2d46d7c | 2010-01-10 17:12:41 +0100 | [diff] [blame] | 288 | DEBUGFS_ADD(bssid); |
| 289 | DEBUGFS_ADD(aid); |
Jouni Malinen | 17e4ec1 | 2010-03-29 23:28:30 -0700 | [diff] [blame] | 290 | DEBUGFS_ADD(last_beacon); |
| 291 | DEBUGFS_ADD(ave_beacon); |
Johannes Berg | 0f78231 | 2009-12-01 13:37:02 +0100 | [diff] [blame] | 292 | DEBUGFS_ADD_MODE(smps, 0600); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 293 | } |
| 294 | |
| 295 | static void add_ap_files(struct ieee80211_sub_if_data *sdata) |
| 296 | { |
Johannes Berg | 2d46d7c | 2010-01-10 17:12:41 +0100 | [diff] [blame] | 297 | DEBUGFS_ADD(drop_unencrypted); |
| 298 | DEBUGFS_ADD(rc_rateidx_mask_2ghz); |
| 299 | DEBUGFS_ADD(rc_rateidx_mask_5ghz); |
Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 300 | |
Johannes Berg | 2d46d7c | 2010-01-10 17:12:41 +0100 | [diff] [blame] | 301 | DEBUGFS_ADD(num_sta_ps); |
| 302 | DEBUGFS_ADD(dtim_count); |
| 303 | DEBUGFS_ADD(num_buffered_multicast); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 304 | } |
| 305 | |
| 306 | static void add_wds_files(struct ieee80211_sub_if_data *sdata) |
| 307 | { |
Johannes Berg | 2d46d7c | 2010-01-10 17:12:41 +0100 | [diff] [blame] | 308 | DEBUGFS_ADD(drop_unencrypted); |
| 309 | DEBUGFS_ADD(rc_rateidx_mask_2ghz); |
| 310 | DEBUGFS_ADD(rc_rateidx_mask_5ghz); |
Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 311 | |
Johannes Berg | 2d46d7c | 2010-01-10 17:12:41 +0100 | [diff] [blame] | 312 | DEBUGFS_ADD(peer); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 313 | } |
| 314 | |
| 315 | static void add_vlan_files(struct ieee80211_sub_if_data *sdata) |
| 316 | { |
Johannes Berg | 2d46d7c | 2010-01-10 17:12:41 +0100 | [diff] [blame] | 317 | DEBUGFS_ADD(drop_unencrypted); |
| 318 | DEBUGFS_ADD(rc_rateidx_mask_2ghz); |
| 319 | DEBUGFS_ADD(rc_rateidx_mask_5ghz); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 320 | } |
| 321 | |
| 322 | static void add_monitor_files(struct ieee80211_sub_if_data *sdata) |
| 323 | { |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 324 | } |
| 325 | |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 326 | #ifdef CONFIG_MAC80211_MESH |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 327 | |
| 328 | static void add_mesh_stats(struct ieee80211_sub_if_data *sdata) |
| 329 | { |
Johannes Berg | 7bcfaf2 | 2009-10-27 12:59:03 +0100 | [diff] [blame] | 330 | struct dentry *dir = debugfs_create_dir("mesh_stats", |
| 331 | sdata->debugfs.dir); |
| 332 | |
| 333 | #define MESHSTATS_ADD(name)\ |
| 334 | debugfs_create_file(#name, 0400, dir, sdata, &name##_ops); |
| 335 | |
Daniel Walker | c8a61a7 | 2009-08-18 10:59:00 -0700 | [diff] [blame] | 336 | MESHSTATS_ADD(fwded_mcast); |
| 337 | MESHSTATS_ADD(fwded_unicast); |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 338 | MESHSTATS_ADD(fwded_frames); |
| 339 | MESHSTATS_ADD(dropped_frames_ttl); |
| 340 | MESHSTATS_ADD(dropped_frames_no_route); |
| 341 | MESHSTATS_ADD(estab_plinks); |
Johannes Berg | 7bcfaf2 | 2009-10-27 12:59:03 +0100 | [diff] [blame] | 342 | #undef MESHSTATS_ADD |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 343 | } |
| 344 | |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 345 | static void add_mesh_config(struct ieee80211_sub_if_data *sdata) |
| 346 | { |
Johannes Berg | 7bcfaf2 | 2009-10-27 12:59:03 +0100 | [diff] [blame] | 347 | struct dentry *dir = debugfs_create_dir("mesh_config", |
| 348 | sdata->debugfs.dir); |
| 349 | |
| 350 | #define MESHPARAMS_ADD(name) \ |
| 351 | debugfs_create_file(#name, 0600, dir, sdata, &name##_ops); |
| 352 | |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 353 | MESHPARAMS_ADD(dot11MeshMaxRetries); |
| 354 | MESHPARAMS_ADD(dot11MeshRetryTimeout); |
| 355 | MESHPARAMS_ADD(dot11MeshConfirmTimeout); |
| 356 | MESHPARAMS_ADD(dot11MeshHoldingTimeout); |
| 357 | MESHPARAMS_ADD(dot11MeshTTL); |
| 358 | MESHPARAMS_ADD(auto_open_plinks); |
| 359 | MESHPARAMS_ADD(dot11MeshMaxPeerLinks); |
| 360 | MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout); |
| 361 | MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval); |
| 362 | MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime); |
| 363 | MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries); |
| 364 | MESHPARAMS_ADD(path_refresh_time); |
| 365 | MESHPARAMS_ADD(min_discovery_timeout); |
Johannes Berg | 7bcfaf2 | 2009-10-27 12:59:03 +0100 | [diff] [blame] | 366 | |
| 367 | #undef MESHPARAMS_ADD |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 368 | } |
| 369 | #endif |
| 370 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 371 | static void add_files(struct ieee80211_sub_if_data *sdata) |
| 372 | { |
Johannes Berg | 7bcfaf2 | 2009-10-27 12:59:03 +0100 | [diff] [blame] | 373 | if (!sdata->debugfs.dir) |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 374 | return; |
| 375 | |
Johannes Berg | 51fb61e | 2007-12-19 01:31:27 +0100 | [diff] [blame] | 376 | switch (sdata->vif.type) { |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 377 | case NL80211_IFTYPE_MESH_POINT: |
Luis Carlos Cobo | 9f42f60 | 2008-02-23 15:17:16 +0100 | [diff] [blame] | 378 | #ifdef CONFIG_MAC80211_MESH |
| 379 | add_mesh_stats(sdata); |
| 380 | add_mesh_config(sdata); |
| 381 | #endif |
Johannes Berg | 472dbc4 | 2008-09-11 00:01:49 +0200 | [diff] [blame] | 382 | break; |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 383 | case NL80211_IFTYPE_STATION: |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 384 | add_sta_files(sdata); |
| 385 | break; |
Johannes Berg | 4690029 | 2009-02-15 12:44:28 +0100 | [diff] [blame] | 386 | case NL80211_IFTYPE_ADHOC: |
| 387 | /* XXX */ |
| 388 | break; |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 389 | case NL80211_IFTYPE_AP: |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 390 | add_ap_files(sdata); |
| 391 | break; |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 392 | case NL80211_IFTYPE_WDS: |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 393 | add_wds_files(sdata); |
| 394 | break; |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 395 | case NL80211_IFTYPE_MONITOR: |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 396 | add_monitor_files(sdata); |
| 397 | break; |
Johannes Berg | 05c914f | 2008-09-11 00:01:58 +0200 | [diff] [blame] | 398 | case NL80211_IFTYPE_AP_VLAN: |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 399 | add_vlan_files(sdata); |
| 400 | break; |
| 401 | default: |
| 402 | break; |
| 403 | } |
| 404 | } |
| 405 | |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 406 | void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata) |
| 407 | { |
| 408 | char buf[10+IFNAMSIZ]; |
| 409 | |
Johannes Berg | 47846c9 | 2009-11-25 17:46:19 +0100 | [diff] [blame] | 410 | sprintf(buf, "netdev:%s", sdata->name); |
Johannes Berg | 7bcfaf2 | 2009-10-27 12:59:03 +0100 | [diff] [blame] | 411 | sdata->debugfs.dir = debugfs_create_dir(buf, |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 412 | sdata->local->hw.wiphy->debugfsdir); |
Ben Greear | 295bafb | 2010-09-22 20:29:01 -0700 | [diff] [blame] | 413 | if (sdata->debugfs.dir) |
| 414 | sdata->debugfs.subdir_stations = debugfs_create_dir("stations", |
| 415 | sdata->debugfs.dir); |
Johannes Berg | 7563652 | 2008-07-09 14:40:35 +0200 | [diff] [blame] | 416 | add_files(sdata); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 417 | } |
| 418 | |
| 419 | void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata) |
| 420 | { |
Johannes Berg | 7bcfaf2 | 2009-10-27 12:59:03 +0100 | [diff] [blame] | 421 | if (!sdata->debugfs.dir) |
| 422 | return; |
| 423 | |
| 424 | debugfs_remove_recursive(sdata->debugfs.dir); |
| 425 | sdata->debugfs.dir = NULL; |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 426 | } |
| 427 | |
Johannes Berg | 47846c9 | 2009-11-25 17:46:19 +0100 | [diff] [blame] | 428 | void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata) |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 429 | { |
Johannes Berg | 7c8081e | 2007-06-21 18:30:19 +0200 | [diff] [blame] | 430 | struct dentry *dir; |
Johannes Berg | 47846c9 | 2009-11-25 17:46:19 +0100 | [diff] [blame] | 431 | char buf[10 + IFNAMSIZ]; |
Johannes Berg | 3e122be | 2008-07-09 14:40:34 +0200 | [diff] [blame] | 432 | |
Johannes Berg | 7bcfaf2 | 2009-10-27 12:59:03 +0100 | [diff] [blame] | 433 | dir = sdata->debugfs.dir; |
Johannes Berg | c74e90a | 2008-10-08 10:18:36 +0200 | [diff] [blame] | 434 | |
| 435 | if (!dir) |
Johannes Berg | 47846c9 | 2009-11-25 17:46:19 +0100 | [diff] [blame] | 436 | return; |
Johannes Berg | c74e90a | 2008-10-08 10:18:36 +0200 | [diff] [blame] | 437 | |
Johannes Berg | 47846c9 | 2009-11-25 17:46:19 +0100 | [diff] [blame] | 438 | sprintf(buf, "netdev:%s", sdata->name); |
Johannes Berg | 7c8081e | 2007-06-21 18:30:19 +0200 | [diff] [blame] | 439 | if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf)) |
| 440 | printk(KERN_ERR "mac80211: debugfs: failed to rename debugfs " |
| 441 | "dir to %s\n", buf); |
Jiri Benc | e9f207f | 2007-05-05 11:46:38 -0700 | [diff] [blame] | 442 | } |