| 1 | /* |
| 2 | This is part of the rtl8192 driver |
| 3 | released under the GPL (See file COPYING for details). |
| 4 | |
| 5 | This files contains programming code for the rtl8256 |
| 6 | radio frontend. |
| 7 | |
| 8 | *Many* thanks to Realtek Corp. for their great support! |
| 9 | |
| 10 | */ |
| 11 | |
| 12 | #include "r8192E.h" |
| 13 | #include "r8192E_hw.h" |
| 14 | #include "r819xE_phyreg.h" |
| 15 | #include "r819xE_phy.h" |
| 16 | #include "r8190_rtl8256.h" |
| 17 | |
| 18 | /*-------------------------------------------------------------------------- |
| 19 | * Overview: set RF band width (20M or 40M) |
| 20 | * Input: struct net_device* dev |
| 21 | * WIRELESS_BANDWIDTH_E Bandwidth //20M or 40M |
| 22 | * Output: NONE |
| 23 | * Return: NONE |
| 24 | * Note: 8226 support both 20M and 40 MHz |
| 25 | *---------------------------------------------------------------------------*/ |
| 26 | void PHY_SetRF8256Bandwidth(struct net_device* dev , HT_CHANNEL_WIDTH Bandwidth) //20M or 40M |
| 27 | { |
| 28 | u8 eRFPath; |
| 29 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 30 | |
| 31 | //for(eRFPath = RF90_PATH_A; eRFPath <pHalData->NumTotalRFPath; eRFPath++) |
| 32 | for(eRFPath = 0; eRFPath <priv->NumTotalRFPath; eRFPath++) |
| 33 | { |
| 34 | if (!rtl8192_phy_CheckIsLegalRFPath(dev, eRFPath)) |
| 35 | continue; |
| 36 | |
| 37 | switch(Bandwidth) |
| 38 | { |
| 39 | case HT_CHANNEL_WIDTH_20: |
| 40 | if(priv->card_8192_version == VERSION_8190_BD || priv->card_8192_version == VERSION_8190_BE)// 8256 D-cut, E-cut, xiong: consider it later! |
| 41 | { |
| 42 | rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x0b, bMask12Bits, 0x100); //phy para:1ba |
| 43 | rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x2c, bMask12Bits, 0x3d7); |
| 44 | rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x0e, bMask12Bits, 0x021); |
| 45 | |
| 46 | //cosa add for sd3's request 01/23/2008 |
| 47 | //rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x14, bMask12Bits, 0x5ab); |
| 48 | } |
| 49 | else |
| 50 | { |
| 51 | RT_TRACE(COMP_ERR, "PHY_SetRF8256Bandwidth(): unknown hardware version\n"); |
| 52 | } |
| 53 | |
| 54 | break; |
| 55 | case HT_CHANNEL_WIDTH_20_40: |
| 56 | if(priv->card_8192_version == VERSION_8190_BD ||priv->card_8192_version == VERSION_8190_BE)// 8256 D-cut, E-cut, xiong: consider it later! |
| 57 | { |
| 58 | rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x0b, bMask12Bits, 0x300); //phy para:3ba |
| 59 | rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x2c, bMask12Bits, 0x3ff); |
| 60 | rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x0e, bMask12Bits, 0x0e1); |
| 61 | |
| 62 | } |
| 63 | else |
| 64 | { |
| 65 | RT_TRACE(COMP_ERR, "PHY_SetRF8256Bandwidth(): unknown hardware version\n"); |
| 66 | } |
| 67 | |
| 68 | |
| 69 | break; |
| 70 | default: |
| 71 | RT_TRACE(COMP_ERR, "PHY_SetRF8256Bandwidth(): unknown Bandwidth: %#X\n",Bandwidth ); |
| 72 | break; |
| 73 | |
| 74 | } |
| 75 | } |
| 76 | } |
| 77 | /*-------------------------------------------------------------------------- |
| 78 | * Overview: Interface to config 8256 |
| 79 | * Input: struct net_device* dev |
| 80 | * Output: NONE |
| 81 | * Return: NONE |
| 82 | *---------------------------------------------------------------------------*/ |
| 83 | RT_STATUS PHY_RF8256_Config(struct net_device* dev) |
| 84 | { |
| 85 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 86 | // Initialize general global value |
| 87 | // |
| 88 | RT_STATUS rtStatus = RT_STATUS_SUCCESS; |
| 89 | // TODO: Extend RF_PATH_C and RF_PATH_D in the future |
| 90 | priv->NumTotalRFPath = RTL819X_TOTAL_RF_PATH; |
| 91 | // Config BB and RF |
| 92 | rtStatus = phy_RF8256_Config_ParaFile(dev); |
| 93 | |
| 94 | return rtStatus; |
| 95 | } |
| 96 | /*-------------------------------------------------------------------------- |
| 97 | * Overview: Interface to config 8256 |
| 98 | * Input: struct net_device* dev |
| 99 | * Output: NONE |
| 100 | * Return: NONE |
| 101 | *---------------------------------------------------------------------------*/ |
| 102 | RT_STATUS phy_RF8256_Config_ParaFile(struct net_device* dev) |
| 103 | { |
| 104 | u32 u4RegValue = 0; |
| 105 | u8 eRFPath; |
| 106 | RT_STATUS rtStatus = RT_STATUS_SUCCESS; |
| 107 | BB_REGISTER_DEFINITION_T *pPhyReg; |
| 108 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 109 | u32 RegOffSetToBeCheck = 0x3; |
| 110 | u32 RegValueToBeCheck = 0x7f1; |
| 111 | u32 RF3_Final_Value = 0; |
| 112 | u8 ConstRetryTimes = 5, RetryTimes = 5; |
| 113 | u8 ret = 0; |
| 114 | //3//----------------------------------------------------------------- |
| 115 | //3// <2> Initialize RF |
| 116 | //3//----------------------------------------------------------------- |
| 117 | for(eRFPath = (RF90_RADIO_PATH_E)RF90_PATH_A; eRFPath <priv->NumTotalRFPath; eRFPath++) |
| 118 | { |
| 119 | if (!rtl8192_phy_CheckIsLegalRFPath(dev, eRFPath)) |
| 120 | continue; |
| 121 | |
| 122 | pPhyReg = &priv->PHYRegDef[eRFPath]; |
| 123 | |
| 124 | // Joseph test for shorten RF config |
| 125 | // pHalData->RfReg0Value[eRFPath] = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, rGlobalCtrl, bMaskDWord); |
| 126 | |
| 127 | /*----Store original RFENV control type----*/ |
| 128 | switch(eRFPath) |
| 129 | { |
| 130 | case RF90_PATH_A: |
| 131 | case RF90_PATH_C: |
| 132 | u4RegValue = rtl8192_QueryBBReg(dev, pPhyReg->rfintfs, bRFSI_RFENV); |
| 133 | break; |
| 134 | case RF90_PATH_B : |
| 135 | case RF90_PATH_D: |
| 136 | u4RegValue = rtl8192_QueryBBReg(dev, pPhyReg->rfintfs, bRFSI_RFENV<<16); |
| 137 | break; |
| 138 | } |
| 139 | |
| 140 | /*----Set RF_ENV enable----*/ |
| 141 | rtl8192_setBBreg(dev, pPhyReg->rfintfe, bRFSI_RFENV<<16, 0x1); |
| 142 | |
| 143 | /*----Set RF_ENV output high----*/ |
| 144 | rtl8192_setBBreg(dev, pPhyReg->rfintfo, bRFSI_RFENV, 0x1); |
| 145 | |
| 146 | /* Set bit number of Address and Data for RF register */ |
| 147 | rtl8192_setBBreg(dev, pPhyReg->rfHSSIPara2, b3WireAddressLength, 0x0); // Set 0 to 4 bits for Z-serial and set 1 to 6 bits for 8258 |
| 148 | rtl8192_setBBreg(dev, pPhyReg->rfHSSIPara2, b3WireDataLength, 0x0); // Set 0 to 12 bits for Z-serial and 8258, and set 1 to 14 bits for ??? |
| 149 | |
| 150 | rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E) eRFPath, 0x0, bMask12Bits, 0xbf); |
| 151 | |
| 152 | /*----Check RF block (for FPGA platform only)----*/ |
| 153 | // TODO: this function should be removed on ASIC , Emily 2007.2.2 |
| 154 | rtStatus = rtl8192_phy_checkBBAndRF(dev, HW90_BLOCK_RF, (RF90_RADIO_PATH_E)eRFPath); |
| 155 | if(rtStatus!= RT_STATUS_SUCCESS) |
| 156 | { |
| 157 | RT_TRACE(COMP_ERR, "PHY_RF8256_Config():Check Radio[%d] Fail!!\n", eRFPath); |
| 158 | goto phy_RF8256_Config_ParaFile_Fail; |
| 159 | } |
| 160 | |
| 161 | RetryTimes = ConstRetryTimes; |
| 162 | RF3_Final_Value = 0; |
| 163 | /*----Initialize RF fom connfiguration file----*/ |
| 164 | switch(eRFPath) |
| 165 | { |
| 166 | case RF90_PATH_A: |
| 167 | while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) |
| 168 | { |
| 169 | ret = rtl8192_phy_ConfigRFWithHeaderFile(dev,(RF90_RADIO_PATH_E)eRFPath); |
| 170 | RF3_Final_Value = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); |
| 171 | RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); |
| 172 | RetryTimes--; |
| 173 | } |
| 174 | break; |
| 175 | case RF90_PATH_B: |
| 176 | while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) |
| 177 | { |
| 178 | ret = rtl8192_phy_ConfigRFWithHeaderFile(dev,(RF90_RADIO_PATH_E)eRFPath); |
| 179 | RF3_Final_Value = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); |
| 180 | RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); |
| 181 | RetryTimes--; |
| 182 | } |
| 183 | break; |
| 184 | case RF90_PATH_C: |
| 185 | while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) |
| 186 | { |
| 187 | ret = rtl8192_phy_ConfigRFWithHeaderFile(dev,(RF90_RADIO_PATH_E)eRFPath); |
| 188 | RF3_Final_Value = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); |
| 189 | RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); |
| 190 | RetryTimes--; |
| 191 | } |
| 192 | break; |
| 193 | case RF90_PATH_D: |
| 194 | while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) |
| 195 | { |
| 196 | ret = rtl8192_phy_ConfigRFWithHeaderFile(dev,(RF90_RADIO_PATH_E)eRFPath); |
| 197 | RF3_Final_Value = rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); |
| 198 | RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); |
| 199 | RetryTimes--; |
| 200 | } |
| 201 | break; |
| 202 | } |
| 203 | |
| 204 | /*----Restore RFENV control type----*/; |
| 205 | switch(eRFPath) |
| 206 | { |
| 207 | case RF90_PATH_A: |
| 208 | case RF90_PATH_C: |
| 209 | rtl8192_setBBreg(dev, pPhyReg->rfintfs, bRFSI_RFENV, u4RegValue); |
| 210 | break; |
| 211 | case RF90_PATH_B : |
| 212 | case RF90_PATH_D: |
| 213 | rtl8192_setBBreg(dev, pPhyReg->rfintfs, bRFSI_RFENV<<16, u4RegValue); |
| 214 | break; |
| 215 | } |
| 216 | |
| 217 | if(ret){ |
| 218 | RT_TRACE(COMP_ERR, "phy_RF8256_Config_ParaFile():Radio[%d] Fail!!", eRFPath); |
| 219 | goto phy_RF8256_Config_ParaFile_Fail; |
| 220 | } |
| 221 | |
| 222 | } |
| 223 | |
| 224 | RT_TRACE(COMP_PHY, "PHY Initialization Success\n") ; |
| 225 | return RT_STATUS_SUCCESS; |
| 226 | |
| 227 | phy_RF8256_Config_ParaFile_Fail: |
| 228 | RT_TRACE(COMP_ERR, "PHY Initialization failed\n") ; |
| 229 | return RT_STATUS_FAILURE; |
| 230 | } |
| 231 | |
| 232 | |
| 233 | void PHY_SetRF8256CCKTxPower(struct net_device* dev, u8 powerlevel) |
| 234 | { |
| 235 | u32 TxAGC=0; |
| 236 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 237 | |
| 238 | TxAGC = powerlevel; |
| 239 | if(priv->bDynamicTxLowPower == true)//cosa 04282008 for cck long range |
| 240 | { |
| 241 | if(priv->CustomerID == RT_CID_819x_Netcore) |
| 242 | TxAGC = 0x22; |
| 243 | else |
| 244 | TxAGC += priv->CckPwEnl; |
| 245 | } |
| 246 | if(TxAGC > 0x24) |
| 247 | TxAGC = 0x24; |
| 248 | rtl8192_setBBreg(dev, rTxAGC_CCK_Mcs32, bTxAGCRateCCK, TxAGC); |
| 249 | } |
| 250 | |
| 251 | |
| 252 | void PHY_SetRF8256OFDMTxPower(struct net_device* dev, u8 powerlevel) |
| 253 | { |
| 254 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 255 | |
| 256 | u32 writeVal, powerBase0, powerBase1, writeVal_tmp; |
| 257 | u8 index = 0; |
| 258 | u16 RegOffset[6] = {0xe00, 0xe04, 0xe10, 0xe14, 0xe18, 0xe1c}; |
| 259 | u8 byte0, byte1, byte2, byte3; |
| 260 | |
| 261 | powerBase0 = powerlevel + priv->LegacyHTTxPowerDiff; //OFDM rates |
| 262 | powerBase0 = (powerBase0<<24) | (powerBase0<<16) |(powerBase0<<8) |powerBase0; |
| 263 | powerBase1 = powerlevel; //MCS rates |
| 264 | powerBase1 = (powerBase1<<24) | (powerBase1<<16) |(powerBase1<<8) |powerBase1; |
| 265 | |
| 266 | for(index=0; index<6; index++) |
| 267 | { |
| 268 | writeVal = priv->MCSTxPowerLevelOriginalOffset[index] + ((index<2)?powerBase0:powerBase1); |
| 269 | byte0 = (u8)(writeVal & 0x7f); |
| 270 | byte1 = (u8)((writeVal & 0x7f00)>>8); |
| 271 | byte2 = (u8)((writeVal & 0x7f0000)>>16); |
| 272 | byte3 = (u8)((writeVal & 0x7f000000)>>24); |
| 273 | if(byte0 > 0x24) // Max power index = 0x24 |
| 274 | byte0 = 0x24; |
| 275 | if(byte1 > 0x24) |
| 276 | byte1 = 0x24; |
| 277 | if(byte2 > 0x24) |
| 278 | byte2 = 0x24; |
| 279 | if(byte3 > 0x24) |
| 280 | byte3 = 0x24; |
| 281 | |
| 282 | if(index == 3) |
| 283 | { |
| 284 | writeVal_tmp = (byte3<<24) | (byte2<<16) |(byte1<<8) |byte0; |
| 285 | priv->Pwr_Track = writeVal_tmp; |
| 286 | } |
| 287 | |
| 288 | if(priv->bDynamicTxHighPower == true) //Add by Jacken 2008/03/06 //when DM implement, add this |
| 289 | { |
| 290 | writeVal = 0x03030303; |
| 291 | } |
| 292 | else |
| 293 | { |
| 294 | writeVal = (byte3<<24) | (byte2<<16) |(byte1<<8) |byte0; |
| 295 | } |
| 296 | rtl8192_setBBreg(dev, RegOffset[index], 0x7f7f7f7f, writeVal); |
| 297 | } |
| 298 | } |
| 299 | |
| 300 | #define MAX_DOZE_WAITING_TIMES_9x 64 |
| 301 | static bool |
| 302 | SetRFPowerState8190(struct net_device *dev, RT_RF_POWER_STATE eRFPowerState) |
| 303 | { |
| 304 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 305 | PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl)); |
| 306 | bool bResult = true; |
| 307 | u8 i = 0, QueueID = 0; |
| 308 | struct rtl8192_tx_ring *ring = NULL; |
| 309 | |
| 310 | if(priv->SetRFPowerStateInProgress == true) |
| 311 | return false; |
| 312 | priv->SetRFPowerStateInProgress = true; |
| 313 | |
| 314 | switch( eRFPowerState ) |
| 315 | { |
| 316 | case eRfOn: |
| 317 | |
| 318 | // turn on RF |
| 319 | if((priv->ieee80211->eRFPowerState == eRfOff) && RT_IN_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC)) |
| 320 | { // The current RF state is OFF and the RF OFF level is halting the NIC, re-initialize the NIC. |
| 321 | bool rtstatus = true; |
| 322 | u32 InitializeCount = 3; |
| 323 | do |
| 324 | { |
| 325 | InitializeCount--; |
| 326 | rtstatus = NicIFEnableNIC(dev); |
| 327 | }while( (rtstatus != true) &&(InitializeCount >0) ); |
| 328 | |
| 329 | if(rtstatus != true) |
| 330 | { |
| 331 | RT_TRACE(COMP_ERR,"%s():Initialize Adapter fail,return\n",__FUNCTION__); |
| 332 | priv->SetRFPowerStateInProgress = false; |
| 333 | return false; |
| 334 | } |
| 335 | |
| 336 | RT_CLEAR_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC); |
| 337 | } else { |
| 338 | write_nic_byte(priv, ANAPAR, 0x37);//160MHz |
| 339 | mdelay(1); |
| 340 | //enable clock 80/88 MHz |
| 341 | rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x4, 0x1); // 0x880[2] |
| 342 | priv->bHwRfOffAction = 0; |
| 343 | |
| 344 | //RF-A, RF-B |
| 345 | //enable RF-Chip A/B |
| 346 | rtl8192_setBBreg(dev, rFPGA0_XA_RFInterfaceOE, BIT4, 0x1); // 0x860[4] |
| 347 | //analog to digital on |
| 348 | rtl8192_setBBreg(dev, rFPGA0_AnalogParameter4, 0x300, 0x3);// 0x88c[9:8] |
| 349 | //digital to analog on |
| 350 | rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x18, 0x3); // 0x880[4:3] |
| 351 | //rx antenna on |
| 352 | rtl8192_setBBreg(dev, rOFDM0_TRxPathEnable, 0x3, 0x3);// 0xc04[1:0] |
| 353 | //rx antenna on |
| 354 | rtl8192_setBBreg(dev, rOFDM1_TRxPathEnable, 0x3, 0x3);// 0xd04[1:0] |
| 355 | //analog to digital part2 on |
| 356 | rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x60, 0x3); // 0x880[6:5] |
| 357 | |
| 358 | } |
| 359 | |
| 360 | break; |
| 361 | |
| 362 | // |
| 363 | // In current solution, RFSleep=RFOff in order to save power under 802.11 power save. |
| 364 | // By Bruce, 2008-01-16. |
| 365 | // |
| 366 | case eRfSleep: |
| 367 | |
| 368 | // HW setting had been configured with deeper mode. |
| 369 | if(priv->ieee80211->eRFPowerState == eRfOff) |
| 370 | break; |
| 371 | |
| 372 | for(QueueID = 0, i = 0; QueueID < MAX_TX_QUEUE; ) |
| 373 | { |
| 374 | ring = &priv->tx_ring[QueueID]; |
| 375 | |
| 376 | if(skb_queue_len(&ring->queue) == 0) |
| 377 | { |
| 378 | QueueID++; |
| 379 | continue; |
| 380 | } |
| 381 | else |
| 382 | { |
| 383 | RT_TRACE((COMP_POWER|COMP_RF), "eRf Off/Sleep: %d times TcbBusyQueue[%d] !=0 before doze!\n", (i+1), QueueID); |
| 384 | udelay(10); |
| 385 | i++; |
| 386 | } |
| 387 | |
| 388 | if(i >= MAX_DOZE_WAITING_TIMES_9x) |
| 389 | { |
| 390 | RT_TRACE(COMP_POWER, "\n\n\n TimeOut!! SetRFPowerState8190(): eRfOff: %d times TcbBusyQueue[%d] != 0 !!!\n\n\n", MAX_DOZE_WAITING_TIMES_9x, QueueID); |
| 391 | break; |
| 392 | } |
| 393 | } |
| 394 | |
| 395 | PHY_SetRtl8192eRfOff(dev); |
| 396 | |
| 397 | break; |
| 398 | |
| 399 | case eRfOff: |
| 400 | |
| 401 | // |
| 402 | // Disconnect with Any AP or STA. |
| 403 | // |
| 404 | for(QueueID = 0, i = 0; QueueID < MAX_TX_QUEUE; ) |
| 405 | { |
| 406 | ring = &priv->tx_ring[QueueID]; |
| 407 | |
| 408 | if(skb_queue_len(&ring->queue) == 0) |
| 409 | { |
| 410 | QueueID++; |
| 411 | continue; |
| 412 | } |
| 413 | else |
| 414 | { |
| 415 | RT_TRACE(COMP_POWER, |
| 416 | "eRf Off/Sleep: %d times TcbBusyQueue[%d] !=0 before doze!\n", (i+1), QueueID); |
| 417 | udelay(10); |
| 418 | i++; |
| 419 | } |
| 420 | |
| 421 | if(i >= MAX_DOZE_WAITING_TIMES_9x) |
| 422 | { |
| 423 | RT_TRACE(COMP_POWER, "\n\n\n SetZebraRFPowerState8185B(): eRfOff: %d times TcbBusyQueue[%d] != 0 !!!\n\n\n", MAX_DOZE_WAITING_TIMES_9x, QueueID); |
| 424 | break; |
| 425 | } |
| 426 | } |
| 427 | |
| 428 | |
| 429 | if (pPSC->RegRfPsLevel & RT_RF_OFF_LEVL_HALT_NIC && !RT_IN_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC)) |
| 430 | { |
| 431 | /* Disable all components. */ |
| 432 | NicIFDisableNIC(dev); |
| 433 | RT_SET_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC); |
| 434 | } |
| 435 | else if (!(pPSC->RegRfPsLevel & RT_RF_OFF_LEVL_HALT_NIC)) |
| 436 | { |
| 437 | /* Normal case - IPS should go to this. */ |
| 438 | PHY_SetRtl8192eRfOff(dev); |
| 439 | } |
| 440 | break; |
| 441 | |
| 442 | default: |
| 443 | bResult = false; |
| 444 | RT_TRACE(COMP_ERR, "SetRFPowerState8190(): unknow state to set: 0x%X!!!\n", eRFPowerState); |
| 445 | break; |
| 446 | } |
| 447 | |
| 448 | if(bResult) |
| 449 | { |
| 450 | // Update current RF state variable. |
| 451 | priv->ieee80211->eRFPowerState = eRFPowerState; |
| 452 | } |
| 453 | |
| 454 | priv->SetRFPowerStateInProgress = false; |
| 455 | return bResult; |
| 456 | } |
| 457 | |
| 458 | |
| 459 | |
| 460 | // |
| 461 | // Description: |
| 462 | // Change RF power state. |
| 463 | // |
| 464 | // Assumption: |
| 465 | // This function must be executed in re-schdulable context, |
| 466 | // ie. PASSIVE_LEVEL. |
| 467 | // |
| 468 | // 050823, by rcnjko. |
| 469 | // |
| 470 | static bool |
| 471 | SetRFPowerState( |
| 472 | struct net_device* dev, |
| 473 | RT_RF_POWER_STATE eRFPowerState |
| 474 | ) |
| 475 | { |
| 476 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 477 | |
| 478 | bool bResult = false; |
| 479 | |
| 480 | RT_TRACE(COMP_RF,"---------> SetRFPowerState(): eRFPowerState(%d)\n", eRFPowerState); |
| 481 | if(eRFPowerState == priv->ieee80211->eRFPowerState && priv->bHwRfOffAction == 0) |
| 482 | { |
| 483 | RT_TRACE(COMP_POWER, "<--------- SetRFPowerState(): discard the request for eRFPowerState(%d) is the same.\n", eRFPowerState); |
| 484 | return bResult; |
| 485 | } |
| 486 | |
| 487 | bResult = SetRFPowerState8190(dev, eRFPowerState); |
| 488 | |
| 489 | RT_TRACE(COMP_POWER, "<--------- SetRFPowerState(): bResult(%d)\n", bResult); |
| 490 | |
| 491 | return bResult; |
| 492 | } |
| 493 | |
| 494 | static void |
| 495 | MgntDisconnectIBSS( |
| 496 | struct net_device* dev |
| 497 | ) |
| 498 | { |
| 499 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 500 | //RT_OP_MODE OpMode; |
| 501 | u8 i; |
| 502 | bool bFilterOutNonAssociatedBSSID = false; |
| 503 | |
| 504 | priv->ieee80211->state = IEEE80211_NOLINK; |
| 505 | |
| 506 | // PlatformZeroMemory( pMgntInfo->Bssid, 6 ); |
| 507 | for(i=0;i<6;i++) priv->ieee80211->current_network.bssid[i]= 0x55; |
| 508 | priv->OpMode = RT_OP_MODE_NO_LINK; |
| 509 | write_nic_word(priv, BSSIDR, ((u16*)priv->ieee80211->current_network.bssid)[0]); |
| 510 | write_nic_dword(priv, BSSIDR+2, ((u32*)(priv->ieee80211->current_network.bssid+2))[0]); |
| 511 | { |
| 512 | RT_OP_MODE OpMode = priv->OpMode; |
| 513 | //LED_CTL_MODE LedAction = LED_CTL_NO_LINK; |
| 514 | u8 btMsr = read_nic_byte(priv, MSR); |
| 515 | |
| 516 | btMsr &= 0xfc; |
| 517 | |
| 518 | switch(OpMode) |
| 519 | { |
| 520 | case RT_OP_MODE_INFRASTRUCTURE: |
| 521 | btMsr |= MSR_LINK_MANAGED; |
| 522 | //LedAction = LED_CTL_LINK; |
| 523 | break; |
| 524 | |
| 525 | case RT_OP_MODE_IBSS: |
| 526 | btMsr |= MSR_LINK_ADHOC; |
| 527 | // led link set separate |
| 528 | break; |
| 529 | |
| 530 | case RT_OP_MODE_AP: |
| 531 | btMsr |= MSR_LINK_MASTER; |
| 532 | //LedAction = LED_CTL_LINK; |
| 533 | break; |
| 534 | |
| 535 | default: |
| 536 | btMsr |= MSR_LINK_NONE; |
| 537 | break; |
| 538 | } |
| 539 | |
| 540 | write_nic_byte(priv, MSR, btMsr); |
| 541 | |
| 542 | // LED control |
| 543 | //Adapter->HalFunc.LedControlHandler(Adapter, LedAction); |
| 544 | } |
| 545 | ieee80211_stop_send_beacons(priv->ieee80211); |
| 546 | |
| 547 | // If disconnect, clear RCR CBSSID bit |
| 548 | bFilterOutNonAssociatedBSSID = false; |
| 549 | { |
| 550 | u32 RegRCR, Type; |
| 551 | Type = bFilterOutNonAssociatedBSSID; |
| 552 | RegRCR = read_nic_dword(priv, RCR); |
| 553 | priv->ReceiveConfig = RegRCR; |
| 554 | if (Type == true) |
| 555 | RegRCR |= (RCR_CBSSID); |
| 556 | else if (Type == false) |
| 557 | RegRCR &= (~RCR_CBSSID); |
| 558 | |
| 559 | { |
| 560 | write_nic_dword(priv, RCR, RegRCR); |
| 561 | priv->ReceiveConfig = RegRCR; |
| 562 | } |
| 563 | |
| 564 | } |
| 565 | //MgntIndicateMediaStatus( Adapter, RT_MEDIA_DISCONNECT, GENERAL_INDICATE ); |
| 566 | notify_wx_assoc_event(priv->ieee80211); |
| 567 | |
| 568 | } |
| 569 | |
| 570 | static void |
| 571 | MlmeDisassociateRequest( |
| 572 | struct net_device* dev, |
| 573 | u8* asSta, |
| 574 | u8 asRsn |
| 575 | ) |
| 576 | { |
| 577 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 578 | u8 i; |
| 579 | |
| 580 | RemovePeerTS(priv->ieee80211, asSta); |
| 581 | |
| 582 | SendDisassociation( priv->ieee80211, asSta, asRsn ); |
| 583 | |
| 584 | if(memcpy(priv->ieee80211->current_network.bssid,asSta,6) == NULL) |
| 585 | { |
| 586 | //ShuChen TODO: change media status. |
| 587 | //ShuChen TODO: What to do when disassociate. |
| 588 | priv->ieee80211->state = IEEE80211_NOLINK; |
| 589 | //pMgntInfo->AsocTimestamp = 0; |
| 590 | for(i=0;i<6;i++) priv->ieee80211->current_network.bssid[i] = 0x22; |
| 591 | // pMgntInfo->mBrates.Length = 0; |
| 592 | // Adapter->HalFunc.SetHwRegHandler( Adapter, HW_VAR_BASIC_RATE, (pu1Byte)(&pMgntInfo->mBrates) ); |
| 593 | priv->OpMode = RT_OP_MODE_NO_LINK; |
| 594 | { |
| 595 | RT_OP_MODE OpMode = priv->OpMode; |
| 596 | //LED_CTL_MODE LedAction = LED_CTL_NO_LINK; |
| 597 | u8 btMsr = read_nic_byte(priv, MSR); |
| 598 | |
| 599 | btMsr &= 0xfc; |
| 600 | |
| 601 | switch(OpMode) |
| 602 | { |
| 603 | case RT_OP_MODE_INFRASTRUCTURE: |
| 604 | btMsr |= MSR_LINK_MANAGED; |
| 605 | //LedAction = LED_CTL_LINK; |
| 606 | break; |
| 607 | |
| 608 | case RT_OP_MODE_IBSS: |
| 609 | btMsr |= MSR_LINK_ADHOC; |
| 610 | // led link set separate |
| 611 | break; |
| 612 | |
| 613 | case RT_OP_MODE_AP: |
| 614 | btMsr |= MSR_LINK_MASTER; |
| 615 | //LedAction = LED_CTL_LINK; |
| 616 | break; |
| 617 | |
| 618 | default: |
| 619 | btMsr |= MSR_LINK_NONE; |
| 620 | break; |
| 621 | } |
| 622 | |
| 623 | write_nic_byte(priv, MSR, btMsr); |
| 624 | |
| 625 | // LED control |
| 626 | //Adapter->HalFunc.LedControlHandler(Adapter, LedAction); |
| 627 | } |
| 628 | ieee80211_disassociate(priv->ieee80211); |
| 629 | |
| 630 | write_nic_word(priv, BSSIDR, ((u16*)priv->ieee80211->current_network.bssid)[0]); |
| 631 | write_nic_dword(priv, BSSIDR+2, ((u32*)(priv->ieee80211->current_network.bssid+2))[0]); |
| 632 | |
| 633 | } |
| 634 | |
| 635 | } |
| 636 | |
| 637 | |
| 638 | static void |
| 639 | MgntDisconnectAP( |
| 640 | struct net_device* dev, |
| 641 | u8 asRsn |
| 642 | ) |
| 643 | { |
| 644 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 645 | bool bFilterOutNonAssociatedBSSID = false; |
| 646 | |
| 647 | // |
| 648 | // Commented out by rcnjko, 2005.01.27: |
| 649 | // I move SecClearAllKeys() to MgntActSet_802_11_DISASSOCIATE(). |
| 650 | // |
| 651 | // //2004/09/15, kcwu, the key should be cleared, or the new handshaking will not success |
| 652 | // SecClearAllKeys(Adapter); |
| 653 | |
| 654 | // In WPA WPA2 need to Clear all key ... because new key will set after new handshaking. |
| 655 | #ifdef TO_DO |
| 656 | if( pMgntInfo->SecurityInfo.AuthMode > RT_802_11AuthModeAutoSwitch || |
| 657 | (pMgntInfo->bAPSuportCCKM && pMgntInfo->bCCX8021xenable) ) // In CCKM mode will Clear key |
| 658 | { |
| 659 | SecClearAllKeys(Adapter); |
| 660 | RT_TRACE(COMP_SEC, DBG_LOUD,("======>CCKM clear key...")) |
| 661 | } |
| 662 | #endif |
| 663 | // If disconnect, clear RCR CBSSID bit |
| 664 | bFilterOutNonAssociatedBSSID = false; |
| 665 | { |
| 666 | u32 RegRCR, Type; |
| 667 | |
| 668 | Type = bFilterOutNonAssociatedBSSID; |
| 669 | //Adapter->HalFunc.GetHwRegHandler(Adapter, HW_VAR_RCR, (pu1Byte)(&RegRCR)); |
| 670 | RegRCR = read_nic_dword(priv, RCR); |
| 671 | priv->ReceiveConfig = RegRCR; |
| 672 | |
| 673 | if (Type == true) |
| 674 | RegRCR |= (RCR_CBSSID); |
| 675 | else if (Type == false) |
| 676 | RegRCR &= (~RCR_CBSSID); |
| 677 | |
| 678 | write_nic_dword(priv, RCR, RegRCR); |
| 679 | priv->ReceiveConfig = RegRCR; |
| 680 | |
| 681 | |
| 682 | } |
| 683 | // 2004.10.11, by rcnjko. |
| 684 | //MlmeDisassociateRequest( Adapter, pMgntInfo->Bssid, disas_lv_ss ); |
| 685 | MlmeDisassociateRequest( dev, priv->ieee80211->current_network.bssid, asRsn ); |
| 686 | |
| 687 | priv->ieee80211->state = IEEE80211_NOLINK; |
| 688 | //pMgntInfo->AsocTimestamp = 0; |
| 689 | } |
| 690 | |
| 691 | |
| 692 | static bool |
| 693 | MgntDisconnect( |
| 694 | struct net_device* dev, |
| 695 | u8 asRsn |
| 696 | ) |
| 697 | { |
| 698 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 699 | |
| 700 | // |
| 701 | // Schedule an workitem to wake up for ps mode, 070109, by rcnjko. |
| 702 | // |
| 703 | #ifdef TO_DO |
| 704 | if(pMgntInfo->mPss != eAwake) |
| 705 | { |
| 706 | // |
| 707 | // Using AwkaeTimer to prevent mismatch ps state. |
| 708 | // In the timer the state will be changed according to the RF is being awoke or not. By Bruce, 2007-10-31. |
| 709 | // |
| 710 | // PlatformScheduleWorkItem( &(pMgntInfo->AwakeWorkItem) ); |
| 711 | PlatformSetTimer( Adapter, &(pMgntInfo->AwakeTimer), 0 ); |
| 712 | } |
| 713 | #endif |
| 714 | // Follow 8180 AP mode, 2005.05.30, by rcnjko. |
| 715 | #ifdef TO_DO |
| 716 | if(pMgntInfo->mActingAsAp) |
| 717 | { |
| 718 | RT_TRACE(COMP_MLME, DBG_LOUD, ("MgntDisconnect() ===> AP_DisassociateAllStation\n")); |
| 719 | AP_DisassociateAllStation(Adapter, unspec_reason); |
| 720 | return TRUE; |
| 721 | } |
| 722 | #endif |
| 723 | // Indication of disassociation event. |
| 724 | //DrvIFIndicateDisassociation(Adapter, asRsn); |
| 725 | |
| 726 | // In adhoc mode, update beacon frame. |
| 727 | if( priv->ieee80211->state == IEEE80211_LINKED ) |
| 728 | { |
| 729 | if( priv->ieee80211->iw_mode == IW_MODE_ADHOC ) |
| 730 | { |
| 731 | MgntDisconnectIBSS(dev); |
| 732 | } |
| 733 | if( priv->ieee80211->iw_mode == IW_MODE_INFRA ) |
| 734 | { |
| 735 | // We clear key here instead of MgntDisconnectAP() because that |
| 736 | // MgntActSet_802_11_DISASSOCIATE() is an interface called by OS, |
| 737 | // e.g. OID_802_11_DISASSOCIATE in Windows while as MgntDisconnectAP() is |
| 738 | // used to handle disassociation related things to AP, e.g. send Disassoc |
| 739 | // frame to AP. 2005.01.27, by rcnjko. |
| 740 | MgntDisconnectAP(dev, asRsn); |
| 741 | } |
| 742 | |
| 743 | // Inidicate Disconnect, 2005.02.23, by rcnjko. |
| 744 | //MgntIndicateMediaStatus( Adapter, RT_MEDIA_DISCONNECT, GENERAL_INDICATE); |
| 745 | } |
| 746 | |
| 747 | return true; |
| 748 | } |
| 749 | |
| 750 | // |
| 751 | // Description: |
| 752 | // Chang RF Power State. |
| 753 | // Note that, only MgntActSet_RF_State() is allowed to set HW_VAR_RF_STATE. |
| 754 | // |
| 755 | // Assumption: |
| 756 | // PASSIVE LEVEL. |
| 757 | // |
| 758 | bool |
| 759 | MgntActSet_RF_State( |
| 760 | struct net_device* dev, |
| 761 | RT_RF_POWER_STATE StateToSet, |
| 762 | RT_RF_CHANGE_SOURCE ChangeSource |
| 763 | ) |
| 764 | { |
| 765 | struct r8192_priv *priv = ieee80211_priv(dev); |
| 766 | bool bActionAllowed = false; |
| 767 | bool bConnectBySSID = false; |
| 768 | RT_RF_POWER_STATE rtState; |
| 769 | u16 RFWaitCounter = 0; |
| 770 | unsigned long flag; |
| 771 | RT_TRACE(COMP_POWER, "===>MgntActSet_RF_State(): StateToSet(%d)\n",StateToSet); |
| 772 | |
| 773 | //1// |
| 774 | //1//<1>Prevent the race condition of RF state change. |
| 775 | //1// |
| 776 | // Only one thread can change the RF state at one time, and others should wait to be executed. By Bruce, 2007-11-28. |
| 777 | |
| 778 | while(true) |
| 779 | { |
| 780 | spin_lock_irqsave(&priv->rf_ps_lock,flag); |
| 781 | if(priv->RFChangeInProgress) |
| 782 | { |
| 783 | spin_unlock_irqrestore(&priv->rf_ps_lock,flag); |
| 784 | RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): RF Change in progress! Wait to set..StateToSet(%d).\n", StateToSet); |
| 785 | |
| 786 | // Set RF after the previous action is done. |
| 787 | while(priv->RFChangeInProgress) |
| 788 | { |
| 789 | RFWaitCounter ++; |
| 790 | RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): Wait 1 ms (%d times)...\n", RFWaitCounter); |
| 791 | udelay(1000); // 1 ms |
| 792 | |
| 793 | // Wait too long, return FALSE to avoid to be stuck here. |
| 794 | if(RFWaitCounter > 100) |
| 795 | { |
| 796 | RT_TRACE(COMP_ERR, "MgntActSet_RF_State(): Wait too logn to set RF\n"); |
| 797 | // TODO: Reset RF state? |
| 798 | return false; |
| 799 | } |
| 800 | } |
| 801 | } |
| 802 | else |
| 803 | { |
| 804 | priv->RFChangeInProgress = true; |
| 805 | spin_unlock_irqrestore(&priv->rf_ps_lock,flag); |
| 806 | break; |
| 807 | } |
| 808 | } |
| 809 | |
| 810 | rtState = priv->ieee80211->eRFPowerState; |
| 811 | |
| 812 | switch(StateToSet) |
| 813 | { |
| 814 | case eRfOn: |
| 815 | // |
| 816 | // Turn On RF no matter the IPS setting because we need to update the RF state to Ndis under Vista, or |
| 817 | // the Windows does not allow the driver to perform site survey any more. By Bruce, 2007-10-02. |
| 818 | // |
| 819 | |
| 820 | priv->ieee80211->RfOffReason &= (~ChangeSource); |
| 821 | |
| 822 | if(! priv->ieee80211->RfOffReason) |
| 823 | { |
| 824 | priv->ieee80211->RfOffReason = 0; |
| 825 | bActionAllowed = true; |
| 826 | |
| 827 | |
| 828 | if(rtState == eRfOff && ChangeSource >=RF_CHANGE_BY_HW ) |
| 829 | { |
| 830 | bConnectBySSID = true; |
| 831 | } |
| 832 | } |
| 833 | else |
| 834 | RT_TRACE(COMP_POWER, "MgntActSet_RF_State - eRfon reject pMgntInfo->RfOffReason= 0x%x, ChangeSource=0x%X\n", priv->ieee80211->RfOffReason, ChangeSource); |
| 835 | |
| 836 | break; |
| 837 | |
| 838 | case eRfOff: |
| 839 | |
| 840 | if (priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS) |
| 841 | { |
| 842 | // |
| 843 | // 060808, Annie: |
| 844 | // Disconnect to current BSS when radio off. Asked by QuanTa. |
| 845 | // |
| 846 | // Set all link status falg, by Bruce, 2007-06-26. |
| 847 | //MgntActSet_802_11_DISASSOCIATE( Adapter, disas_lv_ss ); |
| 848 | MgntDisconnect(dev, disas_lv_ss); |
| 849 | |
| 850 | // Clear content of bssDesc[] and bssDesc4Query[] to avoid reporting old bss to UI. |
| 851 | // 2007.05.28, by shien chang. |
| 852 | |
| 853 | } |
| 854 | |
| 855 | |
| 856 | priv->ieee80211->RfOffReason |= ChangeSource; |
| 857 | bActionAllowed = true; |
| 858 | break; |
| 859 | |
| 860 | case eRfSleep: |
| 861 | priv->ieee80211->RfOffReason |= ChangeSource; |
| 862 | bActionAllowed = true; |
| 863 | break; |
| 864 | |
| 865 | default: |
| 866 | break; |
| 867 | } |
| 868 | |
| 869 | if(bActionAllowed) |
| 870 | { |
| 871 | RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): Action is allowed.... StateToSet(%d), RfOffReason(%#X)\n", StateToSet, priv->ieee80211->RfOffReason); |
| 872 | // Config HW to the specified mode. |
| 873 | SetRFPowerState(dev, StateToSet); |
| 874 | // Turn on RF. |
| 875 | if(StateToSet == eRfOn) |
| 876 | { |
| 877 | //Adapter->HalFunc.HalEnableRxHandler(Adapter); |
| 878 | if(bConnectBySSID) |
| 879 | { |
| 880 | //MgntActSet_802_11_SSID(Adapter, Adapter->MgntInfo.Ssid.Octet, Adapter->MgntInfo.Ssid.Length, TRUE ); |
| 881 | } |
| 882 | } |
| 883 | // Turn off RF. |
| 884 | else if(StateToSet == eRfOff) |
| 885 | { |
| 886 | //Adapter->HalFunc.HalDisableRxHandler(Adapter); |
| 887 | } |
| 888 | } |
| 889 | else |
| 890 | { |
| 891 | RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): Action is rejected.... StateToSet(%d), ChangeSource(%#X), RfOffReason(%#X)\n", StateToSet, ChangeSource, priv->ieee80211->RfOffReason); |
| 892 | } |
| 893 | |
| 894 | // Release RF spinlock |
| 895 | spin_lock_irqsave(&priv->rf_ps_lock,flag); |
| 896 | priv->RFChangeInProgress = false; |
| 897 | spin_unlock_irqrestore(&priv->rf_ps_lock,flag); |
| 898 | |
| 899 | RT_TRACE(COMP_POWER, "<===MgntActSet_RF_State()\n"); |
| 900 | return bActionAllowed; |
| 901 | } |
| 902 | |
| 903 | |