Jerry Chuang | 5f53d8c | 2009-05-21 22:16:02 -0700 | [diff] [blame] | 1 | /* IEEE 802.11 SoftMAC layer |
| 2 | * Copyright (c) 2005 Andrea Merello <andreamrl@tiscali.it> |
| 3 | * |
| 4 | * Mostly extracted from the rtl8180-sa2400 driver for the |
| 5 | * in-kernel generic ieee802.11 stack. |
| 6 | * |
| 7 | * Some pieces of code might be stolen from ipw2100 driver |
| 8 | * copyright of who own it's copyright ;-) |
| 9 | * |
| 10 | * PS wx handler mostly stolen from hostap, copyright who |
| 11 | * own it's copyright ;-) |
| 12 | * |
| 13 | * released under the GPL |
| 14 | */ |
| 15 | |
| 16 | |
| 17 | #include "ieee80211.h" |
| 18 | #ifdef ENABLE_DOT11D |
| 19 | #include "dot11d.h" |
| 20 | #endif |
| 21 | /* FIXME: add A freqs */ |
| 22 | |
| 23 | const long ieee80211_wlan_frequencies[] = { |
| 24 | 2412, 2417, 2422, 2427, |
| 25 | 2432, 2437, 2442, 2447, |
| 26 | 2452, 2457, 2462, 2467, |
| 27 | 2472, 2484 |
| 28 | }; |
| 29 | |
| 30 | |
| 31 | int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a, |
| 32 | union iwreq_data *wrqu, char *b) |
| 33 | { |
| 34 | int ret; |
| 35 | struct iw_freq *fwrq = & wrqu->freq; |
| 36 | |
| 37 | down(&ieee->wx_sem); |
| 38 | |
| 39 | if(ieee->iw_mode == IW_MODE_INFRA){ |
| 40 | ret = -EOPNOTSUPP; |
| 41 | goto out; |
| 42 | } |
| 43 | |
| 44 | /* if setting by freq convert to channel */ |
| 45 | if (fwrq->e == 1) { |
| 46 | if ((fwrq->m >= (int) 2.412e8 && |
| 47 | fwrq->m <= (int) 2.487e8)) { |
| 48 | int f = fwrq->m / 100000; |
| 49 | int c = 0; |
| 50 | |
| 51 | while ((c < 14) && (f != ieee80211_wlan_frequencies[c])) |
| 52 | c++; |
| 53 | |
| 54 | /* hack to fall through */ |
| 55 | fwrq->e = 0; |
| 56 | fwrq->m = c + 1; |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | if (fwrq->e > 0 || fwrq->m > 14 || fwrq->m < 1 ){ |
| 61 | ret = -EOPNOTSUPP; |
| 62 | goto out; |
| 63 | |
| 64 | }else { /* Set the channel */ |
| 65 | |
| 66 | #ifdef ENABLE_DOT11D |
| 67 | if (!(GET_DOT11D_INFO(ieee)->channel_map)[fwrq->m]) { |
| 68 | ret = -EINVAL; |
| 69 | goto out; |
| 70 | } |
| 71 | #endif |
| 72 | ieee->current_network.channel = fwrq->m; |
| 73 | ieee->set_chan(ieee->dev, ieee->current_network.channel); |
| 74 | |
| 75 | if(ieee->iw_mode == IW_MODE_ADHOC || ieee->iw_mode == IW_MODE_MASTER) |
| 76 | if(ieee->state == IEEE80211_LINKED){ |
| 77 | |
| 78 | ieee80211_stop_send_beacons(ieee); |
| 79 | ieee80211_start_send_beacons(ieee); |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | ret = 0; |
| 84 | out: |
| 85 | up(&ieee->wx_sem); |
| 86 | return ret; |
| 87 | } |
| 88 | |
| 89 | |
| 90 | int ieee80211_wx_get_freq(struct ieee80211_device *ieee, |
| 91 | struct iw_request_info *a, |
| 92 | union iwreq_data *wrqu, char *b) |
| 93 | { |
| 94 | struct iw_freq *fwrq = & wrqu->freq; |
| 95 | |
| 96 | if (ieee->current_network.channel == 0) |
| 97 | return -1; |
| 98 | //NM 0.7.0 will not accept channel any more. |
| 99 | fwrq->m = ieee80211_wlan_frequencies[ieee->current_network.channel-1] * 100000; |
| 100 | fwrq->e = 1; |
| 101 | // fwrq->m = ieee->current_network.channel; |
| 102 | // fwrq->e = 0; |
| 103 | |
| 104 | return 0; |
| 105 | } |
| 106 | |
| 107 | int ieee80211_wx_get_wap(struct ieee80211_device *ieee, |
| 108 | struct iw_request_info *info, |
| 109 | union iwreq_data *wrqu, char *extra) |
| 110 | { |
| 111 | unsigned long flags; |
| 112 | |
| 113 | wrqu->ap_addr.sa_family = ARPHRD_ETHER; |
| 114 | |
| 115 | if (ieee->iw_mode == IW_MODE_MONITOR) |
| 116 | return -1; |
| 117 | |
| 118 | /* We want avoid to give to the user inconsistent infos*/ |
| 119 | spin_lock_irqsave(&ieee->lock, flags); |
| 120 | |
| 121 | if (ieee->state != IEEE80211_LINKED && |
| 122 | ieee->state != IEEE80211_LINKED_SCANNING && |
| 123 | ieee->wap_set == 0) |
| 124 | |
| 125 | memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN); |
| 126 | else |
| 127 | memcpy(wrqu->ap_addr.sa_data, |
| 128 | ieee->current_network.bssid, ETH_ALEN); |
| 129 | |
| 130 | spin_unlock_irqrestore(&ieee->lock, flags); |
| 131 | |
| 132 | return 0; |
| 133 | } |
| 134 | |
| 135 | |
| 136 | int ieee80211_wx_set_wap(struct ieee80211_device *ieee, |
| 137 | struct iw_request_info *info, |
| 138 | union iwreq_data *awrq, |
| 139 | char *extra) |
| 140 | { |
| 141 | |
| 142 | int ret = 0; |
| 143 | u8 zero[] = {0,0,0,0,0,0}; |
| 144 | unsigned long flags; |
| 145 | |
| 146 | short ifup = ieee->proto_started;//dev->flags & IFF_UP; |
| 147 | struct sockaddr *temp = (struct sockaddr *)awrq; |
| 148 | |
| 149 | ieee->sync_scan_hurryup = 1; |
| 150 | |
| 151 | down(&ieee->wx_sem); |
| 152 | /* use ifconfig hw ether */ |
| 153 | if (ieee->iw_mode == IW_MODE_MASTER){ |
| 154 | ret = -1; |
| 155 | goto out; |
| 156 | } |
| 157 | |
| 158 | if (temp->sa_family != ARPHRD_ETHER){ |
| 159 | ret = -EINVAL; |
| 160 | goto out; |
| 161 | } |
| 162 | |
| 163 | if (ifup) |
| 164 | ieee80211_stop_protocol(ieee); |
| 165 | |
| 166 | /* just to avoid to give inconsistent infos in the |
| 167 | * get wx method. not really needed otherwise |
| 168 | */ |
| 169 | spin_lock_irqsave(&ieee->lock, flags); |
| 170 | |
| 171 | memcpy(ieee->current_network.bssid, temp->sa_data, ETH_ALEN); |
| 172 | ieee->wap_set = memcmp(temp->sa_data, zero,ETH_ALEN)!=0; |
| 173 | |
| 174 | spin_unlock_irqrestore(&ieee->lock, flags); |
| 175 | |
| 176 | if (ifup) |
| 177 | ieee80211_start_protocol(ieee); |
| 178 | out: |
| 179 | up(&ieee->wx_sem); |
| 180 | return ret; |
| 181 | } |
| 182 | |
| 183 | int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b) |
| 184 | { |
| 185 | int len,ret = 0; |
| 186 | unsigned long flags; |
| 187 | |
| 188 | if (ieee->iw_mode == IW_MODE_MONITOR) |
| 189 | return -1; |
| 190 | |
| 191 | /* We want avoid to give to the user inconsistent infos*/ |
| 192 | spin_lock_irqsave(&ieee->lock, flags); |
| 193 | |
| 194 | if (ieee->current_network.ssid[0] == '\0' || |
| 195 | ieee->current_network.ssid_len == 0){ |
| 196 | ret = -1; |
| 197 | goto out; |
| 198 | } |
| 199 | |
| 200 | if (ieee->state != IEEE80211_LINKED && |
| 201 | ieee->state != IEEE80211_LINKED_SCANNING && |
| 202 | ieee->ssid_set == 0){ |
| 203 | ret = -1; |
| 204 | goto out; |
| 205 | } |
| 206 | len = ieee->current_network.ssid_len; |
| 207 | wrqu->essid.length = len; |
| 208 | strncpy(b,ieee->current_network.ssid,len); |
| 209 | wrqu->essid.flags = 1; |
| 210 | |
| 211 | out: |
| 212 | spin_unlock_irqrestore(&ieee->lock, flags); |
| 213 | |
| 214 | return ret; |
| 215 | |
| 216 | } |
| 217 | |
| 218 | int ieee80211_wx_set_rate(struct ieee80211_device *ieee, |
| 219 | struct iw_request_info *info, |
| 220 | union iwreq_data *wrqu, char *extra) |
| 221 | { |
| 222 | |
| 223 | u32 target_rate = wrqu->bitrate.value; |
| 224 | |
| 225 | ieee->rate = target_rate/100000; |
| 226 | //FIXME: we might want to limit rate also in management protocols. |
| 227 | return 0; |
| 228 | } |
| 229 | |
| 230 | |
| 231 | |
| 232 | int ieee80211_wx_get_rate(struct ieee80211_device *ieee, |
| 233 | struct iw_request_info *info, |
| 234 | union iwreq_data *wrqu, char *extra) |
| 235 | { |
| 236 | u32 tmp_rate = 0; |
| 237 | #ifdef RTL8192SU |
| 238 | //printk("===>mode:%d, halfNmode:%d\n", ieee->mode, ieee->bHalfWirelessN24GMode); |
| 239 | if (ieee->mode & (IEEE_A | IEEE_B | IEEE_G)) |
| 240 | tmp_rate = ieee->rate; |
| 241 | else if (ieee->mode & IEEE_N_5G) |
| 242 | tmp_rate = 580; |
| 243 | else if (ieee->mode & IEEE_N_24G) |
| 244 | { |
| 245 | if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) |
| 246 | tmp_rate = HTHalfMcsToDataRate(ieee, 15); |
| 247 | else |
| 248 | tmp_rate = HTMcsToDataRate(ieee, 15); |
| 249 | } |
| 250 | #else |
| 251 | tmp_rate = TxCountToDataRate(ieee, ieee->softmac_stats.CurrentShowTxate); |
| 252 | |
| 253 | #endif |
| 254 | wrqu->bitrate.value = tmp_rate * 500000; |
| 255 | |
| 256 | return 0; |
| 257 | } |
| 258 | |
| 259 | |
| 260 | int ieee80211_wx_set_rts(struct ieee80211_device *ieee, |
| 261 | struct iw_request_info *info, |
| 262 | union iwreq_data *wrqu, char *extra) |
| 263 | { |
| 264 | if (wrqu->rts.disabled || !wrqu->rts.fixed) |
| 265 | ieee->rts = DEFAULT_RTS_THRESHOLD; |
| 266 | else |
| 267 | { |
| 268 | if (wrqu->rts.value < MIN_RTS_THRESHOLD || |
| 269 | wrqu->rts.value > MAX_RTS_THRESHOLD) |
| 270 | return -EINVAL; |
| 271 | ieee->rts = wrqu->rts.value; |
| 272 | } |
| 273 | return 0; |
| 274 | } |
| 275 | |
| 276 | int ieee80211_wx_get_rts(struct ieee80211_device *ieee, |
| 277 | struct iw_request_info *info, |
| 278 | union iwreq_data *wrqu, char *extra) |
| 279 | { |
| 280 | wrqu->rts.value = ieee->rts; |
| 281 | wrqu->rts.fixed = 0; /* no auto select */ |
| 282 | wrqu->rts.disabled = (wrqu->rts.value == DEFAULT_RTS_THRESHOLD); |
| 283 | return 0; |
| 284 | } |
| 285 | int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a, |
| 286 | union iwreq_data *wrqu, char *b) |
| 287 | { |
| 288 | |
| 289 | ieee->sync_scan_hurryup = 1; |
| 290 | |
| 291 | down(&ieee->wx_sem); |
| 292 | |
| 293 | if (wrqu->mode == ieee->iw_mode) |
| 294 | goto out; |
| 295 | |
| 296 | if (wrqu->mode == IW_MODE_MONITOR){ |
| 297 | |
| 298 | ieee->dev->type = ARPHRD_IEEE80211; |
| 299 | }else{ |
| 300 | ieee->dev->type = ARPHRD_ETHER; |
| 301 | } |
| 302 | |
| 303 | if (!ieee->proto_started){ |
| 304 | ieee->iw_mode = wrqu->mode; |
| 305 | }else{ |
| 306 | ieee80211_stop_protocol(ieee); |
| 307 | ieee->iw_mode = wrqu->mode; |
| 308 | ieee80211_start_protocol(ieee); |
| 309 | } |
| 310 | |
| 311 | out: |
| 312 | up(&ieee->wx_sem); |
| 313 | return 0; |
| 314 | } |
| 315 | |
| 316 | #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) |
| 317 | void ieee80211_wx_sync_scan_wq(struct work_struct *work) |
| 318 | { |
| 319 | struct ieee80211_device *ieee = container_of(work, struct ieee80211_device, wx_sync_scan_wq); |
| 320 | #else |
| 321 | void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee) |
| 322 | { |
| 323 | #endif |
| 324 | short chan; |
| 325 | HT_EXTCHNL_OFFSET chan_offset=0; |
| 326 | HT_CHANNEL_WIDTH bandwidth=0; |
| 327 | int b40M = 0; |
| 328 | static int count = 0; |
| 329 | chan = ieee->current_network.channel; |
| 330 | netif_carrier_off(ieee->dev); |
| 331 | |
| 332 | if (ieee->data_hard_stop) |
| 333 | ieee->data_hard_stop(ieee->dev); |
| 334 | |
| 335 | ieee80211_stop_send_beacons(ieee); |
| 336 | |
| 337 | ieee->state = IEEE80211_LINKED_SCANNING; |
| 338 | ieee->link_change(ieee->dev); |
| 339 | #ifndef RTL8192SE |
| 340 | ieee->InitialGainHandler(ieee->dev,IG_Backup); |
| 341 | #endif |
| 342 | #if(RTL8192S_DISABLE_FW_DM == 0) |
| 343 | if (ieee->SetFwCmdHandler) |
| 344 | { |
| 345 | ieee->SetFwCmdHandler(ieee->dev, FW_CMD_DIG_HALT); |
| 346 | ieee->SetFwCmdHandler(ieee->dev, FW_CMD_HIGH_PWR_DISABLE); |
| 347 | } |
| 348 | #endif |
| 349 | if (ieee->pHTInfo->bCurrentHTSupport && ieee->pHTInfo->bEnableHT && ieee->pHTInfo->bCurBW40MHz) { |
| 350 | b40M = 1; |
| 351 | chan_offset = ieee->pHTInfo->CurSTAExtChnlOffset; |
| 352 | bandwidth = (HT_CHANNEL_WIDTH)ieee->pHTInfo->bCurBW40MHz; |
| 353 | printk("Scan in 40M, force to 20M first:%d, %d\n", chan_offset, bandwidth); |
| 354 | ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20, HT_EXTCHNL_OFFSET_NO_EXT); |
| 355 | } |
| 356 | ieee80211_start_scan_syncro(ieee); |
| 357 | if (b40M) { |
| 358 | printk("Scan in 20M, back to 40M\n"); |
| 359 | if (chan_offset == HT_EXTCHNL_OFFSET_UPPER) |
| 360 | ieee->set_chan(ieee->dev, chan + 2); |
| 361 | else if (chan_offset == HT_EXTCHNL_OFFSET_LOWER) |
| 362 | ieee->set_chan(ieee->dev, chan - 2); |
| 363 | else |
| 364 | ieee->set_chan(ieee->dev, chan); |
| 365 | ieee->SetBWModeHandler(ieee->dev, bandwidth, chan_offset); |
| 366 | } else { |
| 367 | ieee->set_chan(ieee->dev, chan); |
| 368 | } |
| 369 | |
| 370 | #ifndef RTL8192SE |
| 371 | ieee->InitialGainHandler(ieee->dev,IG_Restore); |
| 372 | #endif |
| 373 | #if(RTL8192S_DISABLE_FW_DM == 0) |
| 374 | if (ieee->SetFwCmdHandler) |
| 375 | { |
| 376 | ieee->SetFwCmdHandler(ieee->dev, FW_CMD_DIG_RESUME); |
| 377 | ieee->SetFwCmdHandler(ieee->dev, FW_CMD_HIGH_PWR_ENABLE); |
| 378 | } |
| 379 | #endif |
| 380 | ieee->state = IEEE80211_LINKED; |
| 381 | ieee->link_change(ieee->dev); |
| 382 | // To prevent the immediately calling watch_dog after scan. |
| 383 | if(ieee->LinkDetectInfo.NumRecvBcnInPeriod==0||ieee->LinkDetectInfo.NumRecvDataInPeriod==0 ) |
| 384 | { |
| 385 | ieee->LinkDetectInfo.NumRecvBcnInPeriod = 1; |
| 386 | ieee->LinkDetectInfo.NumRecvDataInPeriod= 1; |
| 387 | } |
| 388 | if (ieee->data_hard_resume) |
| 389 | ieee->data_hard_resume(ieee->dev); |
| 390 | |
| 391 | if(ieee->iw_mode == IW_MODE_ADHOC || ieee->iw_mode == IW_MODE_MASTER) |
| 392 | ieee80211_start_send_beacons(ieee); |
| 393 | |
| 394 | netif_carrier_on(ieee->dev); |
| 395 | count = 0; |
| 396 | up(&ieee->wx_sem); |
| 397 | |
| 398 | } |
| 399 | |
| 400 | int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a, |
| 401 | union iwreq_data *wrqu, char *b) |
| 402 | { |
| 403 | int ret = 0; |
| 404 | |
| 405 | down(&ieee->wx_sem); |
| 406 | |
| 407 | if (ieee->iw_mode == IW_MODE_MONITOR || !(ieee->proto_started)){ |
| 408 | ret = -1; |
| 409 | goto out; |
| 410 | } |
| 411 | |
| 412 | if ( ieee->state == IEEE80211_LINKED){ |
| 413 | #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) |
| 414 | queue_work(ieee->wq, &ieee->wx_sync_scan_wq); |
| 415 | #else |
| 416 | schedule_task(&ieee->wx_sync_scan_wq); |
| 417 | #endif |
| 418 | /* intentionally forget to up sem */ |
| 419 | return 0; |
| 420 | } |
| 421 | |
| 422 | out: |
| 423 | up(&ieee->wx_sem); |
| 424 | return ret; |
| 425 | } |
| 426 | |
| 427 | int ieee80211_wx_set_essid(struct ieee80211_device *ieee, |
| 428 | struct iw_request_info *a, |
| 429 | union iwreq_data *wrqu, char *extra) |
| 430 | { |
| 431 | |
| 432 | int ret=0,len; |
| 433 | short proto_started; |
| 434 | unsigned long flags; |
| 435 | |
| 436 | ieee->sync_scan_hurryup = 1; |
| 437 | down(&ieee->wx_sem); |
| 438 | |
| 439 | proto_started = ieee->proto_started; |
| 440 | |
| 441 | if (wrqu->essid.length > IW_ESSID_MAX_SIZE){ |
| 442 | ret= -E2BIG; |
| 443 | goto out; |
| 444 | } |
| 445 | |
| 446 | if (ieee->iw_mode == IW_MODE_MONITOR){ |
| 447 | ret= -1; |
| 448 | goto out; |
| 449 | } |
| 450 | |
| 451 | if(proto_started) |
| 452 | ieee80211_stop_protocol(ieee); |
| 453 | |
| 454 | |
| 455 | /* this is just to be sure that the GET wx callback |
| 456 | * has consisten infos. not needed otherwise |
| 457 | */ |
| 458 | spin_lock_irqsave(&ieee->lock, flags); |
| 459 | |
| 460 | if (wrqu->essid.flags && wrqu->essid.length) { |
| 461 | //first flush current network.ssid |
| 462 | len = ((wrqu->essid.length-1) < IW_ESSID_MAX_SIZE) ? (wrqu->essid.length-1) : IW_ESSID_MAX_SIZE; |
| 463 | #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) |
| 464 | strncpy(ieee->current_network.ssid, extra, len); |
| 465 | ieee->current_network.ssid_len = len; |
| 466 | #if 0 |
| 467 | { |
| 468 | int i; |
| 469 | for (i=0; i<len; i++) |
| 470 | printk("%c ", extra[i]); |
| 471 | printk("\n"); |
| 472 | } |
| 473 | #endif |
| 474 | #else |
| 475 | strncpy(ieee->current_network.ssid, extra, len+1); |
| 476 | ieee->current_network.ssid_len = len+1; |
| 477 | #if 0 |
| 478 | { |
| 479 | int i; |
| 480 | for (i=0; i<len + 1; i++) |
| 481 | printk("%c ", extra[i]); |
| 482 | printk("\n"); |
| 483 | } |
| 484 | #endif |
| 485 | #endif |
| 486 | ieee->ssid_set = 1; |
| 487 | } |
| 488 | else{ |
| 489 | ieee->ssid_set = 0; |
| 490 | ieee->current_network.ssid[0] = '\0'; |
| 491 | ieee->current_network.ssid_len = 0; |
| 492 | } |
| 493 | spin_unlock_irqrestore(&ieee->lock, flags); |
| 494 | |
| 495 | if (proto_started) |
| 496 | ieee80211_start_protocol(ieee); |
| 497 | out: |
| 498 | up(&ieee->wx_sem); |
| 499 | return ret; |
| 500 | } |
| 501 | |
| 502 | int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a, |
| 503 | union iwreq_data *wrqu, char *b) |
| 504 | { |
| 505 | |
| 506 | wrqu->mode = ieee->iw_mode; |
| 507 | return 0; |
| 508 | } |
| 509 | |
| 510 | int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee, |
| 511 | struct iw_request_info *info, |
| 512 | union iwreq_data *wrqu, char *extra) |
| 513 | { |
| 514 | |
| 515 | int *parms = (int *)extra; |
| 516 | int enable = (parms[0] > 0); |
| 517 | short prev = ieee->raw_tx; |
| 518 | |
| 519 | down(&ieee->wx_sem); |
| 520 | |
| 521 | if(enable) |
| 522 | ieee->raw_tx = 1; |
| 523 | else |
| 524 | ieee->raw_tx = 0; |
| 525 | |
| 526 | printk(KERN_INFO"raw TX is %s\n", |
| 527 | ieee->raw_tx ? "enabled" : "disabled"); |
| 528 | |
| 529 | if(ieee->iw_mode == IW_MODE_MONITOR) |
| 530 | { |
| 531 | if(prev == 0 && ieee->raw_tx){ |
| 532 | if (ieee->data_hard_resume) |
| 533 | ieee->data_hard_resume(ieee->dev); |
| 534 | |
| 535 | netif_carrier_on(ieee->dev); |
| 536 | } |
| 537 | |
| 538 | if(prev && ieee->raw_tx == 1) |
| 539 | netif_carrier_off(ieee->dev); |
| 540 | } |
| 541 | |
| 542 | up(&ieee->wx_sem); |
| 543 | |
| 544 | return 0; |
| 545 | } |
| 546 | |
| 547 | int ieee80211_wx_get_name(struct ieee80211_device *ieee, |
| 548 | struct iw_request_info *info, |
| 549 | union iwreq_data *wrqu, char *extra) |
| 550 | { |
Dan Aloni | 91fca6d | 2009-06-24 22:34:39 +0300 | [diff] [blame] | 551 | strlcpy(wrqu->name, "802.11", IFNAMSIZ); |
Jerry Chuang | 5f53d8c | 2009-05-21 22:16:02 -0700 | [diff] [blame] | 552 | if(ieee->modulation & IEEE80211_CCK_MODULATION){ |
Dan Aloni | 91fca6d | 2009-06-24 22:34:39 +0300 | [diff] [blame] | 553 | strlcat(wrqu->name, "b", IFNAMSIZ); |
Jerry Chuang | 5f53d8c | 2009-05-21 22:16:02 -0700 | [diff] [blame] | 554 | if(ieee->modulation & IEEE80211_OFDM_MODULATION) |
Dan Aloni | 91fca6d | 2009-06-24 22:34:39 +0300 | [diff] [blame] | 555 | strlcat(wrqu->name, "/g", IFNAMSIZ); |
Jerry Chuang | 5f53d8c | 2009-05-21 22:16:02 -0700 | [diff] [blame] | 556 | }else if(ieee->modulation & IEEE80211_OFDM_MODULATION) |
Dan Aloni | 91fca6d | 2009-06-24 22:34:39 +0300 | [diff] [blame] | 557 | strlcat(wrqu->name, "g", IFNAMSIZ); |
Jerry Chuang | 5f53d8c | 2009-05-21 22:16:02 -0700 | [diff] [blame] | 558 | if (ieee->mode & (IEEE_N_24G | IEEE_N_5G)) |
Dan Aloni | 91fca6d | 2009-06-24 22:34:39 +0300 | [diff] [blame] | 559 | strlcat(wrqu->name, "/n", IFNAMSIZ); |
Jerry Chuang | 5f53d8c | 2009-05-21 22:16:02 -0700 | [diff] [blame] | 560 | |
| 561 | if((ieee->state == IEEE80211_LINKED) || |
| 562 | (ieee->state == IEEE80211_LINKED_SCANNING)) |
Dan Aloni | 91fca6d | 2009-06-24 22:34:39 +0300 | [diff] [blame] | 563 | strlcat(wrqu->name, " link", IFNAMSIZ); |
Jerry Chuang | 5f53d8c | 2009-05-21 22:16:02 -0700 | [diff] [blame] | 564 | else if(ieee->state != IEEE80211_NOLINK) |
Dan Aloni | 91fca6d | 2009-06-24 22:34:39 +0300 | [diff] [blame] | 565 | strlcat(wrqu->name, " .....", IFNAMSIZ); |
Jerry Chuang | 5f53d8c | 2009-05-21 22:16:02 -0700 | [diff] [blame] | 566 | |
| 567 | |
| 568 | return 0; |
| 569 | } |
| 570 | |
| 571 | |
| 572 | /* this is mostly stolen from hostap */ |
| 573 | int ieee80211_wx_set_power(struct ieee80211_device *ieee, |
| 574 | struct iw_request_info *info, |
| 575 | union iwreq_data *wrqu, char *extra) |
| 576 | { |
| 577 | int ret = 0; |
| 578 | #if 1 |
| 579 | if( |
| 580 | (!ieee->sta_wake_up) || |
| 581 | // (!ieee->ps_request_tx_ack) || |
| 582 | (!ieee->enter_sleep_state) || |
| 583 | (!ieee->ps_is_queue_empty)){ |
| 584 | |
| 585 | // printk("ERROR. PS mode is tryied to be use but driver missed a callback\n\n"); |
| 586 | |
| 587 | return -1; |
| 588 | } |
| 589 | #endif |
| 590 | down(&ieee->wx_sem); |
| 591 | |
| 592 | if (wrqu->power.disabled){ |
| 593 | ieee->ps = IEEE80211_PS_DISABLED; |
| 594 | goto exit; |
| 595 | } |
| 596 | if (wrqu->power.flags & IW_POWER_TIMEOUT) { |
| 597 | //ieee->ps_period = wrqu->power.value / 1000; |
| 598 | ieee->ps_timeout = wrqu->power.value / 1000; |
| 599 | } |
| 600 | |
| 601 | if (wrqu->power.flags & IW_POWER_PERIOD) { |
| 602 | |
| 603 | //ieee->ps_timeout = wrqu->power.value / 1000; |
| 604 | ieee->ps_period = wrqu->power.value / 1000; |
| 605 | //wrq->value / 1024; |
| 606 | |
| 607 | } |
| 608 | switch (wrqu->power.flags & IW_POWER_MODE) { |
| 609 | case IW_POWER_UNICAST_R: |
| 610 | ieee->ps = IEEE80211_PS_UNICAST; |
| 611 | break; |
| 612 | case IW_POWER_MULTICAST_R: |
| 613 | ieee->ps = IEEE80211_PS_MBCAST; |
| 614 | break; |
| 615 | case IW_POWER_ALL_R: |
| 616 | ieee->ps = IEEE80211_PS_UNICAST | IEEE80211_PS_MBCAST; |
| 617 | break; |
| 618 | |
| 619 | case IW_POWER_ON: |
| 620 | // ieee->ps = IEEE80211_PS_DISABLED; |
| 621 | break; |
| 622 | |
| 623 | default: |
| 624 | ret = -EINVAL; |
| 625 | goto exit; |
| 626 | |
| 627 | } |
| 628 | exit: |
| 629 | up(&ieee->wx_sem); |
| 630 | return ret; |
| 631 | |
| 632 | } |
| 633 | |
| 634 | /* this is stolen from hostap */ |
| 635 | int ieee80211_wx_get_power(struct ieee80211_device *ieee, |
| 636 | struct iw_request_info *info, |
| 637 | union iwreq_data *wrqu, char *extra) |
| 638 | { |
| 639 | int ret =0; |
| 640 | |
| 641 | down(&ieee->wx_sem); |
| 642 | |
| 643 | if(ieee->ps == IEEE80211_PS_DISABLED){ |
| 644 | wrqu->power.disabled = 1; |
| 645 | goto exit; |
| 646 | } |
| 647 | |
| 648 | wrqu->power.disabled = 0; |
| 649 | |
| 650 | if ((wrqu->power.flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { |
| 651 | wrqu->power.flags = IW_POWER_TIMEOUT; |
| 652 | wrqu->power.value = ieee->ps_timeout * 1000; |
| 653 | } else { |
| 654 | // ret = -EOPNOTSUPP; |
| 655 | // goto exit; |
| 656 | wrqu->power.flags = IW_POWER_PERIOD; |
| 657 | wrqu->power.value = ieee->ps_period * 1000; |
| 658 | //ieee->current_network.dtim_period * ieee->current_network.beacon_interval * 1024; |
| 659 | } |
| 660 | |
| 661 | if ((ieee->ps & (IEEE80211_PS_MBCAST | IEEE80211_PS_UNICAST)) == (IEEE80211_PS_MBCAST | IEEE80211_PS_UNICAST)) |
| 662 | wrqu->power.flags |= IW_POWER_ALL_R; |
| 663 | else if (ieee->ps & IEEE80211_PS_MBCAST) |
| 664 | wrqu->power.flags |= IW_POWER_MULTICAST_R; |
| 665 | else |
| 666 | wrqu->power.flags |= IW_POWER_UNICAST_R; |
| 667 | |
| 668 | exit: |
| 669 | up(&ieee->wx_sem); |
| 670 | return ret; |
| 671 | |
| 672 | } |
| 673 | #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) |
| 674 | EXPORT_SYMBOL(ieee80211_wx_get_essid); |
| 675 | EXPORT_SYMBOL(ieee80211_wx_set_essid); |
| 676 | EXPORT_SYMBOL(ieee80211_wx_set_rate); |
| 677 | EXPORT_SYMBOL(ieee80211_wx_get_rate); |
| 678 | EXPORT_SYMBOL(ieee80211_wx_set_wap); |
| 679 | EXPORT_SYMBOL(ieee80211_wx_get_wap); |
| 680 | EXPORT_SYMBOL(ieee80211_wx_set_mode); |
| 681 | EXPORT_SYMBOL(ieee80211_wx_get_mode); |
| 682 | EXPORT_SYMBOL(ieee80211_wx_set_scan); |
| 683 | EXPORT_SYMBOL(ieee80211_wx_get_freq); |
| 684 | EXPORT_SYMBOL(ieee80211_wx_set_freq); |
| 685 | EXPORT_SYMBOL(ieee80211_wx_set_rawtx); |
| 686 | EXPORT_SYMBOL(ieee80211_wx_get_name); |
| 687 | EXPORT_SYMBOL(ieee80211_wx_set_power); |
| 688 | EXPORT_SYMBOL(ieee80211_wx_get_power); |
| 689 | EXPORT_SYMBOL(ieee80211_wlan_frequencies); |
| 690 | EXPORT_SYMBOL(ieee80211_wx_set_rts); |
| 691 | EXPORT_SYMBOL(ieee80211_wx_get_rts); |
| 692 | #else |
| 693 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_essid); |
| 694 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_essid); |
| 695 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_rate); |
| 696 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_rate); |
| 697 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_wap); |
| 698 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_wap); |
| 699 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_mode); |
| 700 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_mode); |
| 701 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_scan); |
| 702 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_freq); |
| 703 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_freq); |
| 704 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_rawtx); |
| 705 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_name); |
| 706 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_power); |
| 707 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_power); |
| 708 | EXPORT_SYMBOL_NOVERS(ieee80211_wlan_frequencies); |
| 709 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_set_rts); |
| 710 | EXPORT_SYMBOL_NOVERS(ieee80211_wx_get_rts); |
| 711 | #endif |