Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of version 2 of the GNU General Public License as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License along with |
| 15 | * this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 17 | * |
| 18 | * |
| 19 | ******************************************************************************/ |
| 20 | #define _RTW_WLAN_UTIL_C_ |
| 21 | |
| 22 | #include <osdep_service.h> |
| 23 | #include <drv_types.h> |
| 24 | #include <wifi.h> |
| 25 | |
| 26 | static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f}; |
| 27 | static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74}; |
| 28 | |
| 29 | static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18}; |
| 30 | static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7}; |
| 31 | |
| 32 | static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96}; |
| 33 | static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43}; |
| 34 | static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43}; |
| 35 | static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c}; |
| 36 | static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5}; |
| 37 | static unsigned char EPIGRAM_OUI[] = {0x00, 0x90, 0x4c}; |
| 38 | |
| 39 | unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20}; |
| 40 | |
| 41 | #define R2T_PHY_DELAY (0) |
| 42 | |
| 43 | /* define WAIT_FOR_BCN_TO_M (3000) */ |
| 44 | #define WAIT_FOR_BCN_TO_MIN (6000) |
| 45 | #define WAIT_FOR_BCN_TO_MAX (20000) |
| 46 | |
| 47 | static u8 rtw_basic_rate_cck[4] = { |
| 48 | IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK, |
| 49 | IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK |
| 50 | }; |
| 51 | |
| 52 | static u8 rtw_basic_rate_ofdm[3] = { |
| 53 | IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK, |
| 54 | IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK |
| 55 | }; |
| 56 | |
| 57 | static u8 rtw_basic_rate_mix[7] = { |
| 58 | IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK, |
| 59 | IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK, |
| 60 | IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK, |
| 61 | IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK |
| 62 | }; |
| 63 | |
| 64 | int cckrates_included(unsigned char *rate, int ratelen) |
| 65 | { |
| 66 | int i; |
| 67 | |
| 68 | for (i = 0; i < ratelen; i++) { |
| 69 | if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) || |
| 70 | (((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22)) |
| 71 | return true; |
| 72 | } |
| 73 | return false; |
| 74 | } |
| 75 | |
| 76 | int cckratesonly_included(unsigned char *rate, int ratelen) |
| 77 | { |
| 78 | int i; |
| 79 | |
| 80 | for (i = 0; i < ratelen; i++) { |
| 81 | if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) && |
| 82 | (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22)) |
Faris de Haan | e4309b5 | 2013-09-10 10:38:23 +0200 | [diff] [blame] | 83 | return false; |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 84 | } |
| 85 | |
| 86 | return true; |
| 87 | } |
| 88 | |
| 89 | unsigned char networktype_to_raid(unsigned char network_type) |
| 90 | { |
| 91 | unsigned char raid; |
| 92 | |
| 93 | switch (network_type) { |
| 94 | case WIRELESS_11B: |
| 95 | raid = RATR_INX_WIRELESS_B; |
| 96 | break; |
| 97 | case WIRELESS_11A: |
| 98 | case WIRELESS_11G: |
| 99 | raid = RATR_INX_WIRELESS_G; |
| 100 | break; |
| 101 | case WIRELESS_11BG: |
| 102 | raid = RATR_INX_WIRELESS_GB; |
| 103 | break; |
| 104 | case WIRELESS_11_24N: |
| 105 | case WIRELESS_11_5N: |
| 106 | raid = RATR_INX_WIRELESS_N; |
| 107 | break; |
| 108 | case WIRELESS_11A_5N: |
| 109 | case WIRELESS_11G_24N: |
| 110 | raid = RATR_INX_WIRELESS_NG; |
| 111 | break; |
| 112 | case WIRELESS_11BG_24N: |
| 113 | raid = RATR_INX_WIRELESS_NGB; |
| 114 | break; |
| 115 | default: |
| 116 | raid = RATR_INX_WIRELESS_GB; |
| 117 | break; |
| 118 | } |
| 119 | return raid; |
| 120 | } |
| 121 | |
| 122 | u8 judge_network_type(struct adapter *padapter, unsigned char *rate, int ratelen) |
| 123 | { |
| 124 | u8 network_type = 0; |
| 125 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 126 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 127 | |
| 128 | if (pmlmeext->cur_channel > 14) { |
| 129 | if (pmlmeinfo->HT_enable) |
| 130 | network_type = WIRELESS_11_5N; |
| 131 | |
| 132 | network_type |= WIRELESS_11A; |
| 133 | } else { |
| 134 | if (pmlmeinfo->HT_enable) |
| 135 | network_type = WIRELESS_11_24N; |
| 136 | |
| 137 | if ((cckratesonly_included(rate, ratelen)) == true) |
| 138 | network_type |= WIRELESS_11B; |
| 139 | else if ((cckrates_included(rate, ratelen)) == true) |
| 140 | network_type |= WIRELESS_11BG; |
| 141 | else |
| 142 | network_type |= WIRELESS_11G; |
| 143 | } |
| 144 | return network_type; |
| 145 | } |
| 146 | |
| 147 | static unsigned char ratetbl_val_2wifirate(unsigned char rate) |
| 148 | { |
| 149 | unsigned char val = 0; |
| 150 | |
| 151 | switch (rate & 0x7f) { |
| 152 | case 0: |
| 153 | val = IEEE80211_CCK_RATE_1MB; |
| 154 | break; |
| 155 | case 1: |
| 156 | val = IEEE80211_CCK_RATE_2MB; |
| 157 | break; |
| 158 | case 2: |
| 159 | val = IEEE80211_CCK_RATE_5MB; |
| 160 | break; |
| 161 | case 3: |
| 162 | val = IEEE80211_CCK_RATE_11MB; |
| 163 | break; |
| 164 | case 4: |
| 165 | val = IEEE80211_OFDM_RATE_6MB; |
| 166 | break; |
| 167 | case 5: |
| 168 | val = IEEE80211_OFDM_RATE_9MB; |
| 169 | break; |
| 170 | case 6: |
| 171 | val = IEEE80211_OFDM_RATE_12MB; |
| 172 | break; |
| 173 | case 7: |
| 174 | val = IEEE80211_OFDM_RATE_18MB; |
| 175 | break; |
| 176 | case 8: |
| 177 | val = IEEE80211_OFDM_RATE_24MB; |
| 178 | break; |
| 179 | case 9: |
| 180 | val = IEEE80211_OFDM_RATE_36MB; |
| 181 | break; |
| 182 | case 10: |
| 183 | val = IEEE80211_OFDM_RATE_48MB; |
| 184 | break; |
| 185 | case 11: |
| 186 | val = IEEE80211_OFDM_RATE_54MB; |
| 187 | break; |
| 188 | } |
| 189 | return val; |
| 190 | } |
| 191 | |
| 192 | static int is_basicrate(struct adapter *padapter, unsigned char rate) |
| 193 | { |
| 194 | int i; |
| 195 | unsigned char val; |
| 196 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 197 | |
| 198 | for (i = 0; i < NumRates; i++) { |
| 199 | val = pmlmeext->basicrate[i]; |
| 200 | |
| 201 | if ((val != 0xff) && (val != 0xfe)) { |
| 202 | if (rate == ratetbl_val_2wifirate(val)) |
| 203 | return true; |
| 204 | } |
| 205 | } |
| 206 | return false; |
| 207 | } |
| 208 | |
| 209 | static unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset) |
| 210 | { |
| 211 | int i; |
| 212 | unsigned char rate; |
| 213 | unsigned int len = 0; |
| 214 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 215 | |
| 216 | for (i = 0; i < NumRates; i++) { |
| 217 | rate = pmlmeext->datarate[i]; |
| 218 | |
| 219 | switch (rate) { |
| 220 | case 0xff: |
| 221 | return len; |
| 222 | case 0xfe: |
| 223 | continue; |
| 224 | default: |
| 225 | rate = ratetbl_val_2wifirate(rate); |
| 226 | |
| 227 | if (is_basicrate(padapter, rate) == true) |
| 228 | rate |= IEEE80211_BASIC_RATE_MASK; |
| 229 | |
| 230 | rateset[len] = rate; |
| 231 | len++; |
| 232 | break; |
| 233 | } |
| 234 | } |
| 235 | return len; |
| 236 | } |
| 237 | |
| 238 | void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len) |
| 239 | { |
| 240 | unsigned char supportedrates[NumRates]; |
| 241 | |
| 242 | _rtw_memset(supportedrates, 0, NumRates); |
| 243 | *bssrate_len = ratetbl2rateset(padapter, supportedrates); |
| 244 | memcpy(pbssrate, supportedrates, *bssrate_len); |
| 245 | } |
| 246 | |
| 247 | void UpdateBrateTbl(struct adapter *Adapter, u8 *mbrate) |
| 248 | { |
| 249 | u8 i; |
| 250 | u8 rate; |
| 251 | |
| 252 | /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */ |
| 253 | for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) { |
| 254 | rate = mbrate[i] & 0x7f; |
| 255 | switch (rate) { |
| 256 | case IEEE80211_CCK_RATE_1MB: |
| 257 | case IEEE80211_CCK_RATE_2MB: |
| 258 | case IEEE80211_CCK_RATE_5MB: |
| 259 | case IEEE80211_CCK_RATE_11MB: |
| 260 | case IEEE80211_OFDM_RATE_6MB: |
| 261 | case IEEE80211_OFDM_RATE_12MB: |
| 262 | case IEEE80211_OFDM_RATE_24MB: |
| 263 | mbrate[i] |= IEEE80211_BASIC_RATE_MASK; |
| 264 | break; |
| 265 | } |
| 266 | } |
| 267 | } |
| 268 | |
| 269 | void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen) |
| 270 | { |
| 271 | u8 i; |
| 272 | u8 rate; |
| 273 | |
| 274 | for (i = 0; i < bssratelen; i++) { |
| 275 | rate = bssrateset[i] & 0x7f; |
| 276 | switch (rate) { |
| 277 | case IEEE80211_CCK_RATE_1MB: |
| 278 | case IEEE80211_CCK_RATE_2MB: |
| 279 | case IEEE80211_CCK_RATE_5MB: |
| 280 | case IEEE80211_CCK_RATE_11MB: |
| 281 | bssrateset[i] |= IEEE80211_BASIC_RATE_MASK; |
| 282 | break; |
| 283 | } |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | void Save_DM_Func_Flag(struct adapter *padapter) |
| 288 | { |
| 289 | u8 saveflag = true; |
| 290 | |
| 291 | rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag)); |
| 292 | } |
| 293 | |
| 294 | void Restore_DM_Func_Flag(struct adapter *padapter) |
| 295 | { |
| 296 | u8 saveflag = false; |
| 297 | |
| 298 | rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag)); |
| 299 | } |
| 300 | |
| 301 | void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable) |
| 302 | { |
| 303 | if (enable) |
| 304 | rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode)); |
| 305 | else |
| 306 | rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode)); |
| 307 | } |
| 308 | |
| 309 | static void Set_NETYPE0_MSR(struct adapter *padapter, u8 type) |
| 310 | { |
| 311 | rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type)); |
| 312 | } |
| 313 | |
| 314 | void Set_MSR(struct adapter *padapter, u8 type) |
| 315 | { |
| 316 | Set_NETYPE0_MSR(padapter, type); |
| 317 | } |
| 318 | |
| 319 | inline u8 rtw_get_oper_ch(struct adapter *adapter) |
| 320 | { |
| 321 | return adapter->mlmeextpriv.oper_channel; |
| 322 | } |
| 323 | |
| 324 | inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch) |
| 325 | { |
| 326 | adapter->mlmeextpriv.oper_channel = ch; |
| 327 | } |
| 328 | |
| 329 | inline u8 rtw_get_oper_bw(struct adapter *adapter) |
| 330 | { |
| 331 | return adapter->mlmeextpriv.oper_bwmode; |
| 332 | } |
| 333 | |
| 334 | inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw) |
| 335 | { |
| 336 | adapter->mlmeextpriv.oper_bwmode = bw; |
| 337 | } |
| 338 | |
| 339 | inline u8 rtw_get_oper_choffset(struct adapter *adapter) |
| 340 | { |
| 341 | return adapter->mlmeextpriv.oper_ch_offset; |
| 342 | } |
| 343 | |
| 344 | inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset) |
| 345 | { |
| 346 | adapter->mlmeextpriv.oper_ch_offset = offset; |
| 347 | } |
| 348 | |
| 349 | void SelectChannel(struct adapter *padapter, unsigned char channel) |
| 350 | { |
| 351 | /* saved channel info */ |
| 352 | rtw_set_oper_ch(padapter, channel); |
| 353 | rtw_hal_set_chan(padapter, channel); |
| 354 | } |
| 355 | |
| 356 | void SetBWMode(struct adapter *padapter, unsigned short bwmode, |
| 357 | unsigned char channel_offset) |
| 358 | { |
| 359 | /* saved bw info */ |
| 360 | rtw_set_oper_bw(padapter, bwmode); |
| 361 | rtw_set_oper_choffset(padapter, channel_offset); |
| 362 | |
| 363 | rtw_hal_set_bwmode(padapter, (enum ht_channel_width)bwmode, channel_offset); |
| 364 | } |
| 365 | |
| 366 | void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode) |
| 367 | { |
| 368 | u8 center_ch; |
| 369 | |
| 370 | if (padapter->bNotifyChannelChange) |
| 371 | DBG_88E("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode); |
| 372 | |
| 373 | if ((bwmode == HT_CHANNEL_WIDTH_20) || |
| 374 | (channel_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)) { |
| 375 | /* SelectChannel(padapter, channel); */ |
| 376 | center_ch = channel; |
| 377 | } else { |
| 378 | /* switch to the proper channel */ |
| 379 | if (channel_offset == HAL_PRIME_CHNL_OFFSET_LOWER) { |
| 380 | /* SelectChannel(padapter, channel + 2); */ |
| 381 | center_ch = channel + 2; |
| 382 | } else { |
| 383 | /* SelectChannel(padapter, channel - 2); */ |
| 384 | center_ch = channel - 2; |
| 385 | } |
| 386 | } |
| 387 | |
| 388 | /* set Channel */ |
| 389 | /* saved channel/bw info */ |
| 390 | rtw_set_oper_ch(padapter, channel); |
| 391 | rtw_set_oper_bw(padapter, bwmode); |
| 392 | rtw_set_oper_choffset(padapter, channel_offset); |
| 393 | |
| 394 | rtw_hal_set_chan(padapter, center_ch); /* set center channel */ |
| 395 | SetBWMode(padapter, bwmode, channel_offset); |
| 396 | } |
| 397 | |
| 398 | int get_bsstype(unsigned short capability) |
| 399 | { |
| 400 | if (capability & BIT(0)) |
| 401 | return WIFI_FW_AP_STATE; |
| 402 | else if (capability & BIT(1)) |
| 403 | return WIFI_FW_ADHOC_STATE; |
| 404 | else |
| 405 | return 0; |
| 406 | } |
| 407 | |
| 408 | __inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork) |
| 409 | { |
| 410 | return pnetwork->MacAddress; |
| 411 | } |
| 412 | |
| 413 | u16 get_beacon_interval(struct wlan_bssid_ex *bss) |
| 414 | { |
| 415 | __le16 val; |
| 416 | memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2); |
| 417 | |
| 418 | return le16_to_cpu(val); |
| 419 | } |
| 420 | |
| 421 | int is_client_associated_to_ap(struct adapter *padapter) |
| 422 | { |
| 423 | struct mlme_ext_priv *pmlmeext; |
| 424 | struct mlme_ext_info *pmlmeinfo; |
| 425 | |
| 426 | if (!padapter) |
| 427 | return _FAIL; |
| 428 | |
| 429 | pmlmeext = &padapter->mlmeextpriv; |
| 430 | pmlmeinfo = &(pmlmeext->mlmext_info); |
| 431 | |
| 432 | if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)) |
| 433 | return true; |
| 434 | else |
| 435 | return _FAIL; |
| 436 | } |
| 437 | |
| 438 | int is_client_associated_to_ibss(struct adapter *padapter) |
| 439 | { |
| 440 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 441 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 442 | |
| 443 | if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) |
| 444 | return true; |
| 445 | else |
| 446 | return _FAIL; |
| 447 | } |
| 448 | |
| 449 | int is_IBSS_empty(struct adapter *padapter) |
| 450 | { |
| 451 | unsigned int i; |
| 452 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 453 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 454 | |
| 455 | for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) { |
| 456 | if (pmlmeinfo->FW_sta_info[i].status == 1) |
| 457 | return _FAIL; |
| 458 | } |
| 459 | return true; |
| 460 | } |
| 461 | |
| 462 | unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval) |
| 463 | { |
| 464 | if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN) |
| 465 | return WAIT_FOR_BCN_TO_MIN; |
| 466 | else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX) |
| 467 | return WAIT_FOR_BCN_TO_MAX; |
| 468 | else |
| 469 | return bcn_interval << 2; |
| 470 | } |
| 471 | |
| 472 | void CAM_empty_entry(struct adapter *Adapter, u8 ucIndex) |
| 473 | { |
| 474 | rtw_hal_set_hwreg(Adapter, HW_VAR_CAM_EMPTY_ENTRY, (u8 *)(&ucIndex)); |
| 475 | } |
| 476 | |
| 477 | void invalidate_cam_all(struct adapter *padapter) |
| 478 | { |
| 479 | rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL); |
| 480 | } |
| 481 | |
| 482 | void write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key) |
| 483 | { |
| 484 | unsigned int i, val, addr; |
| 485 | int j; |
| 486 | u32 cam_val[2]; |
| 487 | |
| 488 | addr = entry << 3; |
| 489 | |
| 490 | for (j = 5; j >= 0; j--) { |
| 491 | switch (j) { |
| 492 | case 0: |
| 493 | val = (ctrl | (mac[0] << 16) | (mac[1] << 24)); |
| 494 | break; |
| 495 | case 1: |
| 496 | val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24)); |
| 497 | break; |
| 498 | default: |
| 499 | i = (j - 2) << 2; |
| 500 | val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24)); |
| 501 | break; |
| 502 | } |
| 503 | |
| 504 | cam_val[0] = val; |
| 505 | cam_val[1] = addr + (unsigned int)j; |
| 506 | |
| 507 | rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val); |
| 508 | } |
| 509 | } |
| 510 | |
| 511 | void clear_cam_entry(struct adapter *padapter, u8 entry) |
| 512 | { |
| 513 | unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
| 514 | unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 515 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
| 516 | |
| 517 | write_cam(padapter, entry, 0, null_sta, null_key); |
| 518 | } |
| 519 | |
| 520 | int allocate_fw_sta_entry(struct adapter *padapter) |
| 521 | { |
| 522 | unsigned int mac_id; |
| 523 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 524 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 525 | |
| 526 | for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) { |
| 527 | if (pmlmeinfo->FW_sta_info[mac_id].status == 0) { |
| 528 | pmlmeinfo->FW_sta_info[mac_id].status = 1; |
| 529 | pmlmeinfo->FW_sta_info[mac_id].retry = 0; |
| 530 | break; |
| 531 | } |
| 532 | } |
| 533 | |
| 534 | return mac_id; |
| 535 | } |
| 536 | |
| 537 | void flush_all_cam_entry(struct adapter *padapter) |
| 538 | { |
| 539 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 540 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 541 | |
| 542 | rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL); |
| 543 | |
| 544 | _rtw_memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info)); |
| 545 | } |
| 546 | |
| 547 | int WMM_param_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE) |
| 548 | { |
| 549 | /* struct registry_priv *pregpriv = &padapter->registrypriv; */ |
| 550 | struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); |
| 551 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 552 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 553 | |
| 554 | if (pmlmepriv->qospriv.qos_option == 0) { |
| 555 | pmlmeinfo->WMM_enable = 0; |
| 556 | return _FAIL; |
| 557 | } |
| 558 | |
| 559 | pmlmeinfo->WMM_enable = 1; |
| 560 | memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)); |
| 561 | return true; |
| 562 | } |
| 563 | |
| 564 | void WMMOnAssocRsp(struct adapter *padapter) |
| 565 | { |
| 566 | u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime; |
| 567 | u8 acm_mask; |
| 568 | u16 TXOP; |
| 569 | u32 acParm, i; |
| 570 | u32 edca[4], inx[4]; |
| 571 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 572 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 573 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; |
| 574 | struct registry_priv *pregpriv = &padapter->registrypriv; |
| 575 | |
| 576 | if (pmlmeinfo->WMM_enable == 0) { |
| 577 | padapter->mlmepriv.acm_mask = 0; |
| 578 | return; |
| 579 | } |
| 580 | |
| 581 | acm_mask = 0; |
| 582 | |
| 583 | if (pmlmeext->cur_wireless_mode == WIRELESS_11B) |
| 584 | aSifsTime = 10; |
| 585 | else |
| 586 | aSifsTime = 16; |
| 587 | |
| 588 | for (i = 0; i < 4; i++) { |
| 589 | ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03; |
| 590 | ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01; |
| 591 | |
| 592 | /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */ |
| 593 | AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime; |
| 594 | |
| 595 | ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f); |
| 596 | ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4; |
| 597 | TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit); |
| 598 | |
| 599 | acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); |
| 600 | |
| 601 | switch (ACI) { |
| 602 | case 0x0: |
| 603 | rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); |
| 604 | acm_mask |= (ACM ? BIT(1) : 0); |
| 605 | edca[XMIT_BE_QUEUE] = acParm; |
| 606 | break; |
| 607 | case 0x1: |
| 608 | rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); |
| 609 | edca[XMIT_BK_QUEUE] = acParm; |
| 610 | break; |
| 611 | case 0x2: |
| 612 | rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); |
| 613 | acm_mask |= (ACM ? BIT(2) : 0); |
| 614 | edca[XMIT_VI_QUEUE] = acParm; |
| 615 | break; |
| 616 | case 0x3: |
| 617 | rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); |
| 618 | acm_mask |= (ACM ? BIT(3) : 0); |
| 619 | edca[XMIT_VO_QUEUE] = acParm; |
| 620 | break; |
| 621 | } |
| 622 | |
| 623 | DBG_88E("WMM(%x): %x, %x\n", ACI, ACM, acParm); |
| 624 | } |
| 625 | |
| 626 | if (padapter->registrypriv.acm_method == 1) |
| 627 | rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask)); |
| 628 | else |
| 629 | padapter->mlmepriv.acm_mask = acm_mask; |
| 630 | |
| 631 | inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; |
| 632 | |
| 633 | if (pregpriv->wifi_spec == 1) { |
Geert Uytterhoeven | 82f5e5ce | 2013-09-06 14:45:36 +0200 | [diff] [blame] | 634 | u32 j, tmp, change_inx = false; |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 635 | |
| 636 | /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */ |
| 637 | for (i = 0; i < 4; i++) { |
| 638 | for (j = i+1; j < 4; j++) { |
| 639 | /* compare CW and AIFS */ |
| 640 | if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) { |
| 641 | change_inx = true; |
| 642 | } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) { |
| 643 | /* compare TXOP */ |
| 644 | if ((edca[j] >> 16) > (edca[i] >> 16)) |
| 645 | change_inx = true; |
| 646 | } |
| 647 | |
| 648 | if (change_inx) { |
| 649 | tmp = edca[i]; |
| 650 | edca[i] = edca[j]; |
| 651 | edca[j] = tmp; |
| 652 | |
| 653 | tmp = inx[i]; |
| 654 | inx[i] = inx[j]; |
| 655 | inx[j] = tmp; |
| 656 | |
| 657 | change_inx = false; |
| 658 | } |
| 659 | } |
| 660 | } |
| 661 | } |
| 662 | |
| 663 | for (i = 0; i < 4; i++) { |
| 664 | pxmitpriv->wmm_para_seq[i] = inx[i]; |
| 665 | DBG_88E("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]); |
| 666 | } |
| 667 | |
| 668 | return; |
| 669 | } |
| 670 | |
| 671 | static void bwmode_update_check(struct adapter *padapter, struct ndis_802_11_var_ie *pIE) |
| 672 | { |
| 673 | unsigned char new_bwmode; |
| 674 | unsigned char new_ch_offset; |
| 675 | struct HT_info_element *pHT_info; |
| 676 | struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); |
| 677 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 678 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 679 | struct registry_priv *pregistrypriv = &padapter->registrypriv; |
| 680 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; |
| 681 | |
| 682 | if (!pIE) |
| 683 | return; |
| 684 | |
| 685 | if (!phtpriv) |
| 686 | return; |
| 687 | |
| 688 | if (pIE->Length > sizeof(struct HT_info_element)) |
| 689 | return; |
| 690 | |
| 691 | pHT_info = (struct HT_info_element *)pIE->data; |
| 692 | |
| 693 | if ((pHT_info->infos[0] & BIT(2)) && pregistrypriv->cbw40_enable) { |
| 694 | new_bwmode = HT_CHANNEL_WIDTH_40; |
| 695 | |
| 696 | switch (pHT_info->infos[0] & 0x3) { |
| 697 | case 1: |
| 698 | new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; |
| 699 | break; |
| 700 | case 3: |
| 701 | new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; |
| 702 | break; |
| 703 | default: |
| 704 | new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; |
| 705 | break; |
| 706 | } |
| 707 | } else { |
| 708 | new_bwmode = HT_CHANNEL_WIDTH_20; |
| 709 | new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; |
| 710 | } |
| 711 | |
| 712 | if ((new_bwmode != pmlmeext->cur_bwmode) || |
| 713 | (new_ch_offset != pmlmeext->cur_ch_offset)) { |
| 714 | pmlmeinfo->bwmode_updated = true; |
| 715 | |
| 716 | pmlmeext->cur_bwmode = new_bwmode; |
| 717 | pmlmeext->cur_ch_offset = new_ch_offset; |
| 718 | |
| 719 | /* update HT info also */ |
| 720 | HT_info_handler(padapter, pIE); |
| 721 | } else { |
| 722 | pmlmeinfo->bwmode_updated = false; |
| 723 | } |
| 724 | |
| 725 | if (pmlmeinfo->bwmode_updated) { |
| 726 | struct sta_info *psta; |
| 727 | struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); |
| 728 | struct sta_priv *pstapriv = &padapter->stapriv; |
| 729 | |
| 730 | /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ |
| 731 | |
| 732 | /* update ap's stainfo */ |
| 733 | psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); |
| 734 | if (psta) { |
| 735 | struct ht_priv *phtpriv_sta = &psta->htpriv; |
| 736 | |
| 737 | if (phtpriv_sta->ht_option) { |
| 738 | /* bwmode */ |
| 739 | phtpriv_sta->bwmode = pmlmeext->cur_bwmode; |
| 740 | phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; |
| 741 | } else { |
| 742 | phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20; |
| 743 | phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; |
| 744 | } |
| 745 | } |
| 746 | } |
| 747 | } |
| 748 | |
| 749 | void HT_caps_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE) |
| 750 | { |
| 751 | unsigned int i; |
| 752 | u8 rf_type; |
| 753 | u8 max_AMPDU_len, min_MPDU_spacing; |
| 754 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 755 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 756 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 757 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; |
| 758 | |
| 759 | if (pIE == NULL) |
| 760 | return; |
| 761 | |
| 762 | if (!phtpriv->ht_option) |
| 763 | return; |
| 764 | |
| 765 | pmlmeinfo->HT_caps_enable = 1; |
| 766 | |
| 767 | for (i = 0; i < (pIE->Length); i++) { |
| 768 | if (i != 2) { |
Faris de Haan | e4309b5 | 2013-09-10 10:38:23 +0200 | [diff] [blame] | 769 | /* Got the endian issue here. */ |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 770 | pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); |
| 771 | } else { |
| 772 | /* modify from fw by Thomas 2010/11/17 */ |
| 773 | if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3)) |
| 774 | max_AMPDU_len = (pIE->data[i] & 0x3); |
| 775 | else |
| 776 | max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3); |
| 777 | |
| 778 | if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c)) |
| 779 | min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c); |
| 780 | else |
| 781 | min_MPDU_spacing = (pIE->data[i] & 0x1c); |
| 782 | |
| 783 | pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing; |
| 784 | } |
| 785 | } |
| 786 | |
| 787 | rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); |
| 788 | |
| 789 | /* update the MCS rates */ |
| 790 | for (i = 0; i < 16; i++) { |
| 791 | if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R)) |
| 792 | pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i]; |
| 793 | else |
| 794 | pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i]; |
| 795 | } |
| 796 | return; |
| 797 | } |
| 798 | |
| 799 | void HT_info_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE) |
| 800 | { |
| 801 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 802 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 803 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 804 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; |
| 805 | |
| 806 | if (pIE == NULL) |
| 807 | return; |
| 808 | |
| 809 | if (!phtpriv->ht_option) |
| 810 | return; |
| 811 | |
| 812 | if (pIE->Length > sizeof(struct HT_info_element)) |
| 813 | return; |
| 814 | |
| 815 | pmlmeinfo->HT_info_enable = 1; |
| 816 | memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length); |
| 817 | return; |
| 818 | } |
| 819 | |
| 820 | void HTOnAssocRsp(struct adapter *padapter) |
| 821 | { |
| 822 | unsigned char max_AMPDU_len; |
| 823 | unsigned char min_MPDU_spacing; |
| 824 | /* struct registry_priv *pregpriv = &padapter->registrypriv; */ |
| 825 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 826 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 827 | |
| 828 | DBG_88E("%s\n", __func__); |
| 829 | |
| 830 | if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) { |
| 831 | pmlmeinfo->HT_enable = 1; |
| 832 | } else { |
| 833 | pmlmeinfo->HT_enable = 0; |
| 834 | return; |
| 835 | } |
| 836 | |
| 837 | /* handle A-MPDU parameter field */ |
| 838 | /* |
| 839 | AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k |
| 840 | AMPDU_para [4:2]:Min MPDU Start Spacing |
| 841 | */ |
| 842 | max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03; |
| 843 | |
| 844 | min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; |
| 845 | |
| 846 | rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); |
| 847 | |
| 848 | rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); |
| 849 | } |
| 850 | |
| 851 | void ERP_IE_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE) |
| 852 | { |
| 853 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 854 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 855 | |
| 856 | if (pIE->Length > 1) |
| 857 | return; |
| 858 | |
| 859 | pmlmeinfo->ERP_enable = 1; |
| 860 | memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); |
| 861 | } |
| 862 | |
| 863 | void VCS_update(struct adapter *padapter, struct sta_info *psta) |
| 864 | { |
| 865 | struct registry_priv *pregpriv = &padapter->registrypriv; |
| 866 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 867 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 868 | |
| 869 | switch (pregpriv->vrtl_carrier_sense) { /* 0:off 1:on 2:auto */ |
| 870 | case 0: /* off */ |
| 871 | psta->rtsen = 0; |
| 872 | psta->cts2self = 0; |
| 873 | break; |
| 874 | case 1: /* on */ |
| 875 | if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */ |
| 876 | psta->rtsen = 1; |
| 877 | psta->cts2self = 0; |
| 878 | } else { |
| 879 | psta->rtsen = 0; |
| 880 | psta->cts2self = 1; |
| 881 | } |
| 882 | break; |
| 883 | case 2: /* auto */ |
| 884 | default: |
| 885 | if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) { |
| 886 | if (pregpriv->vcs_type == 1) { |
| 887 | psta->rtsen = 1; |
| 888 | psta->cts2self = 0; |
| 889 | } else { |
| 890 | psta->rtsen = 0; |
| 891 | psta->cts2self = 1; |
| 892 | } |
| 893 | } else { |
| 894 | psta->rtsen = 0; |
| 895 | psta->cts2self = 0; |
| 896 | } |
| 897 | break; |
| 898 | } |
| 899 | } |
| 900 | |
| 901 | int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) |
| 902 | { |
| 903 | unsigned int len; |
| 904 | unsigned char *p; |
| 905 | unsigned short val16, subtype; |
| 906 | struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network); |
| 907 | /* u8 wpa_ie[255], rsn_ie[255]; */ |
| 908 | u16 wpa_len = 0, rsn_len = 0; |
| 909 | u8 encryp_protocol = 0; |
| 910 | struct wlan_bssid_ex *bssid; |
| 911 | int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0; |
| 912 | unsigned char *pbuf; |
| 913 | u32 wpa_ielen = 0; |
| 914 | u8 *pbssid = GetAddr3Ptr(pframe); |
| 915 | u32 hidden_ssid = 0; |
| 916 | struct HT_info_element *pht_info = NULL; |
| 917 | struct rtw_ieee80211_ht_cap *pht_cap = NULL; |
| 918 | u32 bcn_channel; |
| 919 | unsigned short ht_cap_info; |
| 920 | unsigned char ht_info_infos_0; |
| 921 | |
| 922 | if (is_client_associated_to_ap(Adapter) == false) |
| 923 | return true; |
| 924 | |
| 925 | len = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr); |
| 926 | |
| 927 | if (len > MAX_IE_SZ) { |
| 928 | DBG_88E("%s IE too long for survey event\n", __func__); |
| 929 | return _FAIL; |
| 930 | } |
| 931 | |
| 932 | if (_rtw_memcmp(cur_network->network.MacAddress, pbssid, 6) == false) { |
| 933 | DBG_88E("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n%pM %pM\n", |
| 934 | (pbssid), (cur_network->network.MacAddress)); |
| 935 | return true; |
| 936 | } |
| 937 | |
| 938 | bssid = (struct wlan_bssid_ex *)rtw_zmalloc(sizeof(struct wlan_bssid_ex)); |
| 939 | |
| 940 | subtype = GetFrameSubType(pframe) >> 4; |
| 941 | |
| 942 | if (subtype == WIFI_BEACON) |
| 943 | bssid->Reserved[0] = 1; |
| 944 | |
| 945 | bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len; |
| 946 | |
| 947 | /* below is to copy the information element */ |
| 948 | bssid->IELength = len; |
| 949 | memcpy(bssid->IEs, (pframe + sizeof(struct rtw_ieee80211_hdr_3addr)), bssid->IELength); |
| 950 | |
| 951 | /* check bw and channel offset */ |
| 952 | /* parsing HT_CAP_IE */ |
| 953 | p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); |
| 954 | if (p && len > 0) { |
| 955 | pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2); |
| 956 | ht_cap_info = pht_cap->cap_info; |
| 957 | } else { |
| 958 | ht_cap_info = 0; |
| 959 | } |
| 960 | /* parsing HT_INFO_IE */ |
| 961 | p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); |
| 962 | if (p && len > 0) { |
| 963 | pht_info = (struct HT_info_element *)(p + 2); |
| 964 | ht_info_infos_0 = pht_info->infos[0]; |
| 965 | } else { |
| 966 | ht_info_infos_0 = 0; |
| 967 | } |
| 968 | if (ht_cap_info != cur_network->BcnInfo.ht_cap_info || |
| 969 | ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) { |
| 970 | DBG_88E("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, |
| 971 | ht_cap_info, ht_info_infos_0); |
| 972 | DBG_88E("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, |
| 973 | cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); |
| 974 | DBG_88E("%s bw mode change, disconnect\n", __func__); |
| 975 | /* bcn_info_update */ |
| 976 | cur_network->BcnInfo.ht_cap_info = ht_cap_info; |
| 977 | cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0; |
| 978 | /* to do : need to check that whether modify related register of BB or not */ |
| 979 | /* goto _mismatch; */ |
| 980 | } |
| 981 | |
| 982 | /* Checking for channel */ |
| 983 | p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); |
| 984 | if (p) { |
| 985 | bcn_channel = *(p + 2); |
| 986 | } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */ |
| 987 | p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); |
| 988 | if (pht_info) { |
| 989 | bcn_channel = pht_info->primary_channel; |
| 990 | } else { /* we don't find channel IE, so don't check it */ |
| 991 | DBG_88E("Oops: %s we don't find channel IE, so don't check it\n", __func__); |
| 992 | bcn_channel = Adapter->mlmeextpriv.cur_channel; |
| 993 | } |
| 994 | } |
| 995 | if (bcn_channel != Adapter->mlmeextpriv.cur_channel) { |
| 996 | DBG_88E("%s beacon channel:%d cur channel:%d disconnect\n", __func__, |
| 997 | bcn_channel, Adapter->mlmeextpriv.cur_channel); |
| 998 | goto _mismatch; |
| 999 | } |
| 1000 | |
| 1001 | /* checking SSID */ |
| 1002 | p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); |
| 1003 | if (p == NULL) { |
| 1004 | DBG_88E("%s marc: cannot find SSID for survey event\n", __func__); |
| 1005 | hidden_ssid = true; |
| 1006 | } else { |
| 1007 | hidden_ssid = false; |
| 1008 | } |
| 1009 | |
| 1010 | if ((NULL != p) && (false == hidden_ssid && (*(p + 1)))) { |
| 1011 | memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1)); |
| 1012 | bssid->Ssid.SsidLength = *(p + 1); |
| 1013 | } else { |
| 1014 | bssid->Ssid.SsidLength = 0; |
| 1015 | bssid->Ssid.Ssid[0] = '\0'; |
| 1016 | } |
| 1017 | |
| 1018 | RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d " |
| 1019 | "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid, |
| 1020 | bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid, |
| 1021 | cur_network->network.Ssid.SsidLength)); |
| 1022 | |
| 1023 | if (!_rtw_memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) || |
| 1024 | bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) { |
| 1025 | if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */ |
| 1026 | DBG_88E("%s(), SSID is not match return FAIL\n", __func__); |
| 1027 | goto _mismatch; |
| 1028 | } |
| 1029 | } |
| 1030 | |
| 1031 | /* check encryption info */ |
| 1032 | val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid); |
| 1033 | |
| 1034 | if (val16 & BIT(4)) |
| 1035 | bssid->Privacy = 1; |
| 1036 | else |
| 1037 | bssid->Privacy = 0; |
| 1038 | |
| 1039 | RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, |
| 1040 | ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n", |
| 1041 | __func__, cur_network->network.Privacy, bssid->Privacy)); |
| 1042 | if (cur_network->network.Privacy != bssid->Privacy) { |
| 1043 | DBG_88E("%s(), privacy is not match return FAIL\n", __func__); |
| 1044 | goto _mismatch; |
| 1045 | } |
| 1046 | |
| 1047 | rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len); |
| 1048 | |
| 1049 | if (rsn_len > 0) { |
| 1050 | encryp_protocol = ENCRYP_PROTOCOL_WPA2; |
| 1051 | } else if (wpa_len > 0) { |
| 1052 | encryp_protocol = ENCRYP_PROTOCOL_WPA; |
| 1053 | } else { |
| 1054 | if (bssid->Privacy) |
| 1055 | encryp_protocol = ENCRYP_PROTOCOL_WEP; |
| 1056 | } |
| 1057 | |
| 1058 | if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) { |
| 1059 | DBG_88E("%s(): enctyp is not match , return FAIL\n", __func__); |
| 1060 | goto _mismatch; |
| 1061 | } |
| 1062 | |
| 1063 | if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) { |
| 1064 | pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); |
| 1065 | if (pbuf && (wpa_ielen > 0)) { |
| 1066 | if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { |
| 1067 | RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, |
| 1068 | ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__, |
| 1069 | pairwise_cipher, group_cipher, is_8021x)); |
| 1070 | } |
| 1071 | } else { |
| 1072 | pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); |
| 1073 | |
| 1074 | if (pbuf && (wpa_ielen > 0)) { |
| 1075 | if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { |
| 1076 | RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, |
| 1077 | ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n", |
| 1078 | __func__, pairwise_cipher, group_cipher, is_8021x)); |
| 1079 | } |
| 1080 | } |
| 1081 | } |
| 1082 | |
| 1083 | RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, |
| 1084 | ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher)); |
| 1085 | if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) { |
| 1086 | DBG_88E("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match , return FAIL\n", __func__, |
| 1087 | pairwise_cipher, cur_network->BcnInfo.pairwise_cipher, |
| 1088 | group_cipher, cur_network->BcnInfo.group_cipher); |
| 1089 | goto _mismatch; |
| 1090 | } |
| 1091 | |
| 1092 | if (is_8021x != cur_network->BcnInfo.is_8021x) { |
| 1093 | DBG_88E("%s authentication is not match , return FAIL\n", __func__); |
| 1094 | goto _mismatch; |
| 1095 | } |
| 1096 | } |
| 1097 | |
| 1098 | kfree(bssid); |
Larry Finger | 4738036 | 2013-09-04 15:56:08 -0500 | [diff] [blame] | 1099 | _func_exit_; |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1100 | return _SUCCESS; |
| 1101 | |
| 1102 | _mismatch: |
| 1103 | kfree(bssid); |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1104 | _func_exit_; |
Larry Finger | 4738036 | 2013-09-04 15:56:08 -0500 | [diff] [blame] | 1105 | return _FAIL; |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1106 | } |
| 1107 | |
| 1108 | void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) |
| 1109 | { |
| 1110 | unsigned int i; |
| 1111 | unsigned int len; |
| 1112 | struct ndis_802_11_var_ie *pIE; |
| 1113 | |
| 1114 | len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); |
| 1115 | |
| 1116 | for (i = 0; i < len;) { |
| 1117 | pIE = (struct ndis_802_11_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); |
| 1118 | |
| 1119 | switch (pIE->ElementID) { |
| 1120 | case _HT_EXTRA_INFO_IE_: /* HT info */ |
| 1121 | /* HT_info_handler(padapter, pIE); */ |
| 1122 | bwmode_update_check(padapter, pIE); |
| 1123 | break; |
| 1124 | case _ERPINFO_IE_: |
| 1125 | ERP_IE_handler(padapter, pIE); |
| 1126 | VCS_update(padapter, psta); |
| 1127 | break; |
| 1128 | default: |
| 1129 | break; |
| 1130 | } |
| 1131 | |
| 1132 | i += (pIE->Length + 2); |
| 1133 | } |
| 1134 | } |
| 1135 | |
| 1136 | unsigned int is_ap_in_tkip(struct adapter *padapter) |
| 1137 | { |
| 1138 | u32 i; |
| 1139 | struct ndis_802_11_var_ie *pIE; |
| 1140 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 1141 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 1142 | struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); |
| 1143 | |
| 1144 | if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { |
| 1145 | for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) { |
| 1146 | pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i); |
| 1147 | |
| 1148 | switch (pIE->ElementID) { |
| 1149 | case _VENDOR_SPECIFIC_IE_: |
| 1150 | if ((_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4)) && (_rtw_memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) |
| 1151 | return true; |
| 1152 | break; |
| 1153 | case _RSN_IE_2_: |
| 1154 | if (_rtw_memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) |
| 1155 | return true; |
| 1156 | default: |
| 1157 | break; |
| 1158 | } |
| 1159 | |
| 1160 | i += (pIE->Length + 2); |
| 1161 | } |
| 1162 | return false; |
| 1163 | } else { |
| 1164 | return false; |
| 1165 | } |
| 1166 | } |
| 1167 | |
| 1168 | unsigned int should_forbid_n_rate(struct adapter *padapter) |
| 1169 | { |
| 1170 | u32 i; |
| 1171 | struct ndis_802_11_var_ie *pIE; |
| 1172 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 1173 | struct wlan_bssid_ex *cur_network = &pmlmepriv->cur_network.network; |
| 1174 | |
| 1175 | if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { |
| 1176 | for (i = sizeof(struct ndis_802_11_fixed_ie); i < cur_network->IELength;) { |
| 1177 | pIE = (struct ndis_802_11_var_ie *)(cur_network->IEs + i); |
| 1178 | |
| 1179 | switch (pIE->ElementID) { |
| 1180 | case _VENDOR_SPECIFIC_IE_: |
| 1181 | if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4) && |
| 1182 | ((_rtw_memcmp((pIE->data + 12), WPA_CIPHER_SUITE_CCMP, 4)) || |
| 1183 | (_rtw_memcmp((pIE->data + 16), WPA_CIPHER_SUITE_CCMP, 4)))) |
| 1184 | return false; |
| 1185 | break; |
| 1186 | case _RSN_IE_2_: |
| 1187 | if ((_rtw_memcmp((pIE->data + 8), RSN_CIPHER_SUITE_CCMP, 4)) || |
| 1188 | (_rtw_memcmp((pIE->data + 12), RSN_CIPHER_SUITE_CCMP, 4))) |
Faris de Haan | e4309b5 | 2013-09-10 10:38:23 +0200 | [diff] [blame] | 1189 | return false; |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1190 | default: |
| 1191 | break; |
| 1192 | } |
| 1193 | |
| 1194 | i += (pIE->Length + 2); |
| 1195 | } |
| 1196 | |
| 1197 | return true; |
| 1198 | } else { |
| 1199 | return false; |
| 1200 | } |
| 1201 | } |
| 1202 | |
| 1203 | unsigned int is_ap_in_wep(struct adapter *padapter) |
| 1204 | { |
| 1205 | u32 i; |
| 1206 | struct ndis_802_11_var_ie *pIE; |
| 1207 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 1208 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 1209 | struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); |
| 1210 | |
| 1211 | if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { |
| 1212 | for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) { |
| 1213 | pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i); |
| 1214 | |
| 1215 | switch (pIE->ElementID) { |
| 1216 | case _VENDOR_SPECIFIC_IE_: |
| 1217 | if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4)) |
| 1218 | return false; |
| 1219 | break; |
| 1220 | case _RSN_IE_2_: |
| 1221 | return false; |
| 1222 | default: |
| 1223 | break; |
| 1224 | } |
| 1225 | i += (pIE->Length + 2); |
| 1226 | } |
| 1227 | return true; |
| 1228 | } else { |
| 1229 | return false; |
| 1230 | } |
| 1231 | } |
| 1232 | |
| 1233 | int wifirate2_ratetbl_inx(unsigned char rate) |
| 1234 | { |
| 1235 | int inx = 0; |
| 1236 | rate = rate & 0x7f; |
| 1237 | |
| 1238 | switch (rate) { |
| 1239 | case 54*2: |
| 1240 | inx = 11; |
| 1241 | break; |
| 1242 | case 48*2: |
| 1243 | inx = 10; |
| 1244 | break; |
| 1245 | case 36*2: |
| 1246 | inx = 9; |
| 1247 | break; |
| 1248 | case 24*2: |
| 1249 | inx = 8; |
| 1250 | break; |
| 1251 | case 18*2: |
| 1252 | inx = 7; |
| 1253 | break; |
| 1254 | case 12*2: |
| 1255 | inx = 6; |
| 1256 | break; |
| 1257 | case 9*2: |
| 1258 | inx = 5; |
| 1259 | break; |
| 1260 | case 6*2: |
| 1261 | inx = 4; |
| 1262 | break; |
| 1263 | case 11*2: |
| 1264 | inx = 3; |
| 1265 | break; |
| 1266 | case 11: |
| 1267 | inx = 2; |
| 1268 | break; |
| 1269 | case 2*2: |
| 1270 | inx = 1; |
| 1271 | break; |
| 1272 | case 1*2: |
| 1273 | inx = 0; |
| 1274 | break; |
| 1275 | } |
| 1276 | return inx; |
| 1277 | } |
| 1278 | |
| 1279 | unsigned int update_basic_rate(unsigned char *ptn, unsigned int ptn_sz) |
| 1280 | { |
| 1281 | unsigned int i, num_of_rate; |
| 1282 | unsigned int mask = 0; |
| 1283 | |
| 1284 | num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz; |
| 1285 | |
| 1286 | for (i = 0; i < num_of_rate; i++) { |
| 1287 | if ((*(ptn + i)) & 0x80) |
| 1288 | mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i)); |
| 1289 | } |
| 1290 | return mask; |
| 1291 | } |
| 1292 | |
| 1293 | unsigned int update_supported_rate(unsigned char *ptn, unsigned int ptn_sz) |
| 1294 | { |
| 1295 | unsigned int i, num_of_rate; |
| 1296 | unsigned int mask = 0; |
| 1297 | |
| 1298 | num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz; |
| 1299 | |
| 1300 | for (i = 0; i < num_of_rate; i++) |
| 1301 | mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i)); |
| 1302 | return mask; |
| 1303 | } |
| 1304 | |
| 1305 | unsigned int update_MSC_rate(struct HT_caps_element *pHT_caps) |
| 1306 | { |
| 1307 | unsigned int mask = 0; |
| 1308 | |
| 1309 | mask = ((pHT_caps->u.HT_cap_element.MCS_rate[0] << 12) | (pHT_caps->u.HT_cap_element.MCS_rate[1] << 20)); |
| 1310 | |
| 1311 | return mask; |
| 1312 | } |
| 1313 | |
| 1314 | int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps) |
| 1315 | { |
| 1316 | unsigned char bit_offset; |
| 1317 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 1318 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 1319 | |
| 1320 | if (!(pmlmeinfo->HT_enable)) |
| 1321 | return _FAIL; |
| 1322 | |
| 1323 | if ((pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_RALINK)) |
| 1324 | return _FAIL; |
| 1325 | |
| 1326 | bit_offset = (pmlmeext->cur_bwmode & HT_CHANNEL_WIDTH_40) ? 6 : 5; |
| 1327 | |
| 1328 | if (__le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset)) |
| 1329 | return _SUCCESS; |
| 1330 | else |
| 1331 | return _FAIL; |
| 1332 | } |
| 1333 | |
| 1334 | unsigned char get_highest_rate_idx(u32 mask) |
| 1335 | { |
| 1336 | int i; |
| 1337 | unsigned char rate_idx = 0; |
| 1338 | |
| 1339 | for (i = 27; i >= 0; i--) { |
| 1340 | if (mask & BIT(i)) { |
| 1341 | rate_idx = i; |
| 1342 | break; |
| 1343 | } |
| 1344 | } |
| 1345 | return rate_idx; |
| 1346 | } |
| 1347 | |
| 1348 | void Update_RA_Entry(struct adapter *padapter, u32 mac_id) |
| 1349 | { |
| 1350 | rtw_hal_update_ra_mask(padapter, mac_id, 0); |
| 1351 | } |
| 1352 | |
| 1353 | static void enable_rate_adaptive(struct adapter *padapter, u32 mac_id) |
| 1354 | { |
| 1355 | Update_RA_Entry(padapter, mac_id); |
| 1356 | } |
| 1357 | |
| 1358 | void set_sta_rate(struct adapter *padapter, struct sta_info *psta) |
| 1359 | { |
| 1360 | /* rate adaptive */ |
| 1361 | enable_rate_adaptive(padapter, psta->mac_id); |
| 1362 | } |
| 1363 | |
| 1364 | /* Update RRSR and Rate for USERATE */ |
| 1365 | void update_tx_basic_rate(struct adapter *padapter, u8 wirelessmode) |
| 1366 | { |
| 1367 | unsigned char supported_rates[NDIS_802_11_LENGTH_RATES_EX]; |
| 1368 | #ifdef CONFIG_88EU_P2P |
| 1369 | struct wifidirect_info *pwdinfo = &padapter->wdinfo; |
| 1370 | |
Faris de Haan | e4309b5 | 2013-09-10 10:38:23 +0200 | [diff] [blame] | 1371 | /* Added by Albert 2011/03/22 */ |
| 1372 | /* In the P2P mode, the driver should not support the b mode. */ |
| 1373 | /* So, the Tx packet shouldn't use the CCK rate */ |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1374 | if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) |
| 1375 | return; |
| 1376 | #endif /* CONFIG_88EU_P2P */ |
| 1377 | _rtw_memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX); |
| 1378 | |
Faris de Haan | e4309b5 | 2013-09-10 10:38:23 +0200 | [diff] [blame] | 1379 | if ((wirelessmode & WIRELESS_11B) && (wirelessmode == WIRELESS_11B)) |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1380 | memcpy(supported_rates, rtw_basic_rate_cck, 4); |
Faris de Haan | e4309b5 | 2013-09-10 10:38:23 +0200 | [diff] [blame] | 1381 | else if (wirelessmode & WIRELESS_11B) |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1382 | memcpy(supported_rates, rtw_basic_rate_mix, 7); |
Faris de Haan | e4309b5 | 2013-09-10 10:38:23 +0200 | [diff] [blame] | 1383 | else |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1384 | memcpy(supported_rates, rtw_basic_rate_ofdm, 3); |
Faris de Haan | e4309b5 | 2013-09-10 10:38:23 +0200 | [diff] [blame] | 1385 | |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1386 | |
| 1387 | if (wirelessmode & WIRELESS_11B) |
| 1388 | update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); |
| 1389 | else |
| 1390 | update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); |
| 1391 | |
| 1392 | rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, supported_rates); |
| 1393 | } |
| 1394 | |
| 1395 | unsigned char check_assoc_AP(u8 *pframe, uint len) |
| 1396 | { |
| 1397 | unsigned int i; |
| 1398 | struct ndis_802_11_var_ie *pIE; |
| 1399 | u8 epigram_vendor_flag; |
| 1400 | u8 ralink_vendor_flag; |
| 1401 | epigram_vendor_flag = 0; |
| 1402 | ralink_vendor_flag = 0; |
| 1403 | |
| 1404 | for (i = sizeof(struct ndis_802_11_fixed_ie); i < len;) { |
| 1405 | pIE = (struct ndis_802_11_var_ie *)(pframe + i); |
| 1406 | |
| 1407 | switch (pIE->ElementID) { |
| 1408 | case _VENDOR_SPECIFIC_IE_: |
| 1409 | if ((_rtw_memcmp(pIE->data, ARTHEROS_OUI1, 3)) || |
| 1410 | (_rtw_memcmp(pIE->data, ARTHEROS_OUI2, 3))) { |
| 1411 | DBG_88E("link to Artheros AP\n"); |
| 1412 | return HT_IOT_PEER_ATHEROS; |
| 1413 | } else if ((_rtw_memcmp(pIE->data, BROADCOM_OUI1, 3)) || |
| 1414 | (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3)) || |
| 1415 | (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3))) { |
| 1416 | DBG_88E("link to Broadcom AP\n"); |
| 1417 | return HT_IOT_PEER_BROADCOM; |
| 1418 | } else if (_rtw_memcmp(pIE->data, MARVELL_OUI, 3)) { |
| 1419 | DBG_88E("link to Marvell AP\n"); |
| 1420 | return HT_IOT_PEER_MARVELL; |
| 1421 | } else if (_rtw_memcmp(pIE->data, RALINK_OUI, 3)) { |
| 1422 | if (!ralink_vendor_flag) { |
| 1423 | ralink_vendor_flag = 1; |
| 1424 | } else { |
| 1425 | DBG_88E("link to Ralink AP\n"); |
| 1426 | return HT_IOT_PEER_RALINK; |
| 1427 | } |
| 1428 | } else if (_rtw_memcmp(pIE->data, CISCO_OUI, 3)) { |
| 1429 | DBG_88E("link to Cisco AP\n"); |
| 1430 | return HT_IOT_PEER_CISCO; |
| 1431 | } else if (_rtw_memcmp(pIE->data, REALTEK_OUI, 3)) { |
| 1432 | DBG_88E("link to Realtek 96B\n"); |
| 1433 | return HT_IOT_PEER_REALTEK; |
| 1434 | } else if (_rtw_memcmp(pIE->data, AIRGOCAP_OUI, 3)) { |
| 1435 | DBG_88E("link to Airgo Cap\n"); |
| 1436 | return HT_IOT_PEER_AIRGO; |
| 1437 | } else if (_rtw_memcmp(pIE->data, EPIGRAM_OUI, 3)) { |
Faris de Haan | e4309b5 | 2013-09-10 10:38:23 +0200 | [diff] [blame] | 1438 | epigram_vendor_flag = 1; |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1439 | if (ralink_vendor_flag) { |
| 1440 | DBG_88E("link to Tenda W311R AP\n"); |
| 1441 | return HT_IOT_PEER_TENDA; |
| 1442 | } else { |
| 1443 | DBG_88E("Capture EPIGRAM_OUI\n"); |
| 1444 | } |
| 1445 | } else { |
| 1446 | break; |
| 1447 | } |
| 1448 | |
| 1449 | default: |
| 1450 | break; |
| 1451 | } |
| 1452 | i += (pIE->Length + 2); |
| 1453 | } |
| 1454 | |
| 1455 | if (ralink_vendor_flag && !epigram_vendor_flag) { |
| 1456 | DBG_88E("link to Ralink AP\n"); |
| 1457 | return HT_IOT_PEER_RALINK; |
| 1458 | } else if (ralink_vendor_flag && epigram_vendor_flag) { |
| 1459 | DBG_88E("link to Tenda W311R AP\n"); |
| 1460 | return HT_IOT_PEER_TENDA; |
| 1461 | } else { |
| 1462 | DBG_88E("link to new AP\n"); |
| 1463 | return HT_IOT_PEER_UNKNOWN; |
| 1464 | } |
| 1465 | } |
| 1466 | |
| 1467 | void update_IOT_info(struct adapter *padapter) |
| 1468 | { |
| 1469 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 1470 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 1471 | |
| 1472 | switch (pmlmeinfo->assoc_AP_vendor) { |
| 1473 | case HT_IOT_PEER_MARVELL: |
| 1474 | pmlmeinfo->turboMode_cts2self = 1; |
| 1475 | pmlmeinfo->turboMode_rtsen = 0; |
| 1476 | break; |
| 1477 | case HT_IOT_PEER_RALINK: |
| 1478 | pmlmeinfo->turboMode_cts2self = 0; |
| 1479 | pmlmeinfo->turboMode_rtsen = 1; |
| 1480 | /* disable high power */ |
| 1481 | Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); |
| 1482 | break; |
| 1483 | case HT_IOT_PEER_REALTEK: |
| 1484 | /* rtw_write16(padapter, 0x4cc, 0xffff); */ |
| 1485 | /* rtw_write16(padapter, 0x546, 0x01c0); */ |
| 1486 | /* disable high power */ |
| 1487 | Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); |
| 1488 | break; |
| 1489 | default: |
| 1490 | pmlmeinfo->turboMode_cts2self = 0; |
| 1491 | pmlmeinfo->turboMode_rtsen = 1; |
| 1492 | break; |
| 1493 | } |
| 1494 | } |
| 1495 | |
| 1496 | void update_capinfo(struct adapter *Adapter, u16 updateCap) |
| 1497 | { |
| 1498 | struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; |
| 1499 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 1500 | bool ShortPreamble; |
| 1501 | |
| 1502 | /* Check preamble mode, 2005.01.06, by rcnjko. */ |
| 1503 | /* Mark to update preamble value forever, 2008.03.18 by lanhsin */ |
| 1504 | |
| 1505 | if (updateCap & cShortPreamble) { /* Short Preamble */ |
| 1506 | if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ |
| 1507 | ShortPreamble = true; |
| 1508 | pmlmeinfo->preamble_mode = PREAMBLE_SHORT; |
| 1509 | rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); |
| 1510 | } |
| 1511 | } else { /* Long Preamble */ |
| 1512 | if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ |
| 1513 | ShortPreamble = false; |
| 1514 | pmlmeinfo->preamble_mode = PREAMBLE_LONG; |
| 1515 | rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); |
| 1516 | } |
| 1517 | } |
| 1518 | |
| 1519 | if (updateCap & cIBSS) { |
| 1520 | /* Filen: See 802.11-2007 p.91 */ |
| 1521 | pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; |
| 1522 | } else { /* Filen: See 802.11-2007 p.90 */ |
| 1523 | if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11_24N)) { |
| 1524 | if (updateCap & cShortSlotTime) { /* Short Slot Time */ |
| 1525 | if (pmlmeinfo->slotTime != SHORT_SLOT_TIME) |
| 1526 | pmlmeinfo->slotTime = SHORT_SLOT_TIME; |
| 1527 | } else { /* Long Slot Time */ |
| 1528 | if (pmlmeinfo->slotTime != NON_SHORT_SLOT_TIME) |
| 1529 | pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; |
| 1530 | } |
| 1531 | } else if (pmlmeext->cur_wireless_mode & (WIRELESS_11A | WIRELESS_11_5N)) { |
| 1532 | pmlmeinfo->slotTime = SHORT_SLOT_TIME; |
| 1533 | } else { |
| 1534 | /* B Mode */ |
| 1535 | pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; |
| 1536 | } |
| 1537 | } |
| 1538 | |
| 1539 | rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime); |
| 1540 | } |
| 1541 | |
| 1542 | void update_wireless_mode(struct adapter *padapter) |
| 1543 | { |
| 1544 | int ratelen, network_type = 0; |
| 1545 | u32 SIFS_Timer; |
| 1546 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 1547 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 1548 | struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); |
| 1549 | unsigned char *rate = cur_network->SupportedRates; |
| 1550 | |
| 1551 | ratelen = rtw_get_rateset_len(cur_network->SupportedRates); |
| 1552 | |
| 1553 | if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) |
| 1554 | pmlmeinfo->HT_enable = 1; |
| 1555 | |
| 1556 | if (pmlmeext->cur_channel > 14) { |
| 1557 | if (pmlmeinfo->HT_enable) |
| 1558 | network_type = WIRELESS_11_5N; |
| 1559 | |
| 1560 | network_type |= WIRELESS_11A; |
| 1561 | } else { |
| 1562 | if (pmlmeinfo->HT_enable) |
| 1563 | network_type = WIRELESS_11_24N; |
| 1564 | |
| 1565 | if ((cckratesonly_included(rate, ratelen)) == true) |
| 1566 | network_type |= WIRELESS_11B; |
| 1567 | else if ((cckrates_included(rate, ratelen)) == true) |
| 1568 | network_type |= WIRELESS_11BG; |
| 1569 | else |
| 1570 | network_type |= WIRELESS_11G; |
| 1571 | } |
| 1572 | |
| 1573 | pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; |
| 1574 | |
| 1575 | SIFS_Timer = 0x0a0a0808;/* 0x0808 -> for CCK, 0x0a0a -> for OFDM */ |
| 1576 | /* change this value if having IOT issues. */ |
| 1577 | |
| 1578 | padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer); |
| 1579 | |
| 1580 | if (pmlmeext->cur_wireless_mode & WIRELESS_11B) |
| 1581 | update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); |
| 1582 | else |
| 1583 | update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); |
| 1584 | } |
| 1585 | |
| 1586 | void update_bmc_sta_support_rate(struct adapter *padapter, u32 mac_id) |
| 1587 | { |
| 1588 | struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); |
| 1589 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 1590 | |
| 1591 | if (pmlmeext->cur_wireless_mode & WIRELESS_11B) { |
| 1592 | /* Only B, B/G, and B/G/N AP could use CCK rate */ |
| 1593 | memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_cck, 4); |
| 1594 | } else { |
Dan Carpenter | 15f7af8 | 2013-08-30 00:47:01 +0300 | [diff] [blame] | 1595 | memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_ofdm, 3); |
Larry Finger | d6846af | 2013-08-21 22:33:49 -0500 | [diff] [blame] | 1596 | } |
| 1597 | } |
| 1598 | |
| 1599 | int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx) |
| 1600 | { |
| 1601 | unsigned int ie_len; |
| 1602 | struct ndis_802_11_var_ie *pIE; |
| 1603 | int supportRateNum = 0; |
| 1604 | struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); |
| 1605 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 1606 | |
| 1607 | pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len); |
| 1608 | if (pIE == NULL) |
| 1609 | return _FAIL; |
| 1610 | |
| 1611 | memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); |
| 1612 | supportRateNum = ie_len; |
| 1613 | |
| 1614 | pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len); |
| 1615 | if (pIE) |
| 1616 | memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); |
| 1617 | |
| 1618 | return _SUCCESS; |
| 1619 | } |
| 1620 | |
| 1621 | void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr) |
| 1622 | { |
| 1623 | struct sta_info *psta; |
| 1624 | u16 tid; |
| 1625 | u16 param; |
| 1626 | struct recv_reorder_ctrl *preorder_ctrl; |
| 1627 | struct sta_priv *pstapriv = &padapter->stapriv; |
| 1628 | struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req; |
| 1629 | struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| 1630 | struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); |
| 1631 | |
| 1632 | psta = rtw_get_stainfo(pstapriv, addr); |
| 1633 | |
| 1634 | if (psta) { |
| 1635 | param = le16_to_cpu(preq->BA_para_set); |
| 1636 | tid = (param>>2)&0x0f; |
| 1637 | preorder_ctrl = &psta->recvreorder_ctrl[tid]; |
| 1638 | preorder_ctrl->indicate_seq = 0xffff; |
| 1639 | preorder_ctrl->enable = (pmlmeinfo->bAcceptAddbaReq) ? true : false; |
| 1640 | } |
| 1641 | } |
| 1642 | |
| 1643 | void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) |
| 1644 | { |
| 1645 | u8 *pIE; |
| 1646 | __le32 *pbuf; |
| 1647 | |
| 1648 | pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr); |
| 1649 | pbuf = (__le32 *)pIE; |
| 1650 | |
| 1651 | pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1)); |
| 1652 | |
| 1653 | pmlmeext->TSFValue = pmlmeext->TSFValue << 32; |
| 1654 | |
| 1655 | pmlmeext->TSFValue |= le32_to_cpu(*pbuf); |
| 1656 | } |
| 1657 | |
| 1658 | void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext) |
| 1659 | { |
| 1660 | rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL); |
| 1661 | } |
| 1662 | |
| 1663 | void beacon_timing_control(struct adapter *padapter) |
| 1664 | { |
| 1665 | rtw_hal_bcn_related_reg_setting(padapter); |
| 1666 | } |
| 1667 | |
| 1668 | static struct adapter *pbuddy_padapter; |
| 1669 | |
| 1670 | int rtw_handle_dualmac(struct adapter *adapter, bool init) |
| 1671 | { |
| 1672 | int status = _SUCCESS; |
| 1673 | |
| 1674 | if (init) { |
| 1675 | if (pbuddy_padapter == NULL) { |
| 1676 | pbuddy_padapter = adapter; |
| 1677 | DBG_88E("%s(): pbuddy_padapter == NULL, Set pbuddy_padapter\n", __func__); |
| 1678 | } else { |
| 1679 | adapter->pbuddy_adapter = pbuddy_padapter; |
| 1680 | pbuddy_padapter->pbuddy_adapter = adapter; |
| 1681 | /* clear global value */ |
| 1682 | pbuddy_padapter = NULL; |
| 1683 | DBG_88E("%s(): pbuddy_padapter exist, Exchange Information\n", __func__); |
| 1684 | } |
| 1685 | } else { |
| 1686 | pbuddy_padapter = NULL; |
| 1687 | } |
| 1688 | return status; |
| 1689 | } |