1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 2009-2014 Realtek Corporation.*/ 3 4 #include "../wifi.h" 5 #include "reg.h" 6 #include "def.h" 7 #include "phy.h" 8 #include "rf.h" 9 #include "dm.h" 10 11 static bool _rtl8723be_phy_rf6052_config_parafile(struct ieee80211_hw *hw); 12 13 void rtl8723be_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth) 14 { 15 struct rtl_priv *rtlpriv = rtl_priv(hw); 16 struct rtl_phy *rtlphy = &(rtlpriv->phy); 17 18 switch (bandwidth) { 19 case HT_CHANNEL_WIDTH_20: 20 rtlphy->rfreg_chnlval[0] = ((rtlphy->rfreg_chnlval[0] & 21 0xfffff3ff) | BIT(10) | BIT(11)); 22 rtl_set_rfreg(hw, RF90_PATH_A, RF_CHNLBW, RFREG_OFFSET_MASK, 23 rtlphy->rfreg_chnlval[0]); 24 break; 25 case HT_CHANNEL_WIDTH_20_40: 26 rtlphy->rfreg_chnlval[0] = ((rtlphy->rfreg_chnlval[0] & 27 0xfffff3ff) | BIT(10)); 28 rtl_set_rfreg(hw, RF90_PATH_A, RF_CHNLBW, RFREG_OFFSET_MASK, 29 rtlphy->rfreg_chnlval[0]); 30 break; 31 default: 32 pr_err("unknown bandwidth: %#X\n", bandwidth); 33 break; 34 } 35 } 36 37 void rtl8723be_phy_rf6052_set_cck_txpower(struct ieee80211_hw *hw, 38 u8 *ppowerlevel) 39 { 40 struct rtl_priv *rtlpriv = rtl_priv(hw); 41 struct rtl_phy *rtlphy = &(rtlpriv->phy); 42 struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); 43 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); 44 u32 tx_agc[2] = {0, 0}, tmpval; 45 bool turbo_scanoff = false; 46 u8 idx1, idx2; 47 u8 *ptr; 48 u8 direction; 49 u32 pwrtrac_value; 50 51 if (rtlefuse->eeprom_regulatory != 0) 52 turbo_scanoff = true; 53 54 if (mac->act_scanning) { 55 tx_agc[RF90_PATH_A] = 0x3f3f3f3f; 56 tx_agc[RF90_PATH_B] = 0x3f3f3f3f; 57 58 if (turbo_scanoff) { 59 for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) { 60 tx_agc[idx1] = ppowerlevel[idx1] | 61 (ppowerlevel[idx1] << 8) | 62 (ppowerlevel[idx1] << 16) | 63 (ppowerlevel[idx1] << 24); 64 } 65 } 66 } else { 67 for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) { 68 tx_agc[idx1] = ppowerlevel[idx1] | 69 (ppowerlevel[idx1] << 8) | 70 (ppowerlevel[idx1] << 16) | 71 (ppowerlevel[idx1] << 24); 72 } 73 74 if (rtlefuse->eeprom_regulatory == 0) { 75 tmpval = 76 (rtlphy->mcs_txpwrlevel_origoffset[0][6]) + 77 (rtlphy->mcs_txpwrlevel_origoffset[0][7] << 8); 78 tx_agc[RF90_PATH_A] += tmpval; 79 80 tmpval = (rtlphy->mcs_txpwrlevel_origoffset[0][14]) + 81 (rtlphy->mcs_txpwrlevel_origoffset[0][15] << 82 24); 83 tx_agc[RF90_PATH_B] += tmpval; 84 } 85 } 86 87 for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) { 88 ptr = (u8 *)(&(tx_agc[idx1])); 89 for (idx2 = 0; idx2 < 4; idx2++) { 90 if (*ptr > RF6052_MAX_TX_PWR) 91 *ptr = RF6052_MAX_TX_PWR; 92 ptr++; 93 } 94 } 95 rtl8723be_dm_txpower_track_adjust(hw, 1, &direction, &pwrtrac_value); 96 if (direction == 1) { 97 tx_agc[0] += pwrtrac_value; 98 tx_agc[1] += pwrtrac_value; 99 } else if (direction == 2) { 100 tx_agc[0] -= pwrtrac_value; 101 tx_agc[1] -= pwrtrac_value; 102 } 103 tmpval = tx_agc[RF90_PATH_A] & 0xff; 104 rtl_set_bbreg(hw, RTXAGC_A_CCK1_MCS32, MASKBYTE1, tmpval); 105 106 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 107 "CCK PWR 1M (rf-A) = 0x%x (reg 0x%x)\n", tmpval, 108 RTXAGC_A_CCK1_MCS32); 109 110 tmpval = tx_agc[RF90_PATH_A] >> 8; 111 112 /*tmpval = tmpval & 0xff00ffff;*/ 113 114 rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, 0xffffff00, tmpval); 115 116 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 117 "CCK PWR 2~11M (rf-A) = 0x%x (reg 0x%x)\n", tmpval, 118 RTXAGC_B_CCK11_A_CCK2_11); 119 120 tmpval = tx_agc[RF90_PATH_B] >> 24; 121 rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, MASKBYTE0, tmpval); 122 123 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 124 "CCK PWR 11M (rf-B) = 0x%x (reg 0x%x)\n", tmpval, 125 RTXAGC_B_CCK11_A_CCK2_11); 126 127 tmpval = tx_agc[RF90_PATH_B] & 0x00ffffff; 128 rtl_set_bbreg(hw, RTXAGC_B_CCK1_55_MCS32, 0xffffff00, tmpval); 129 130 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 131 "CCK PWR 1~5.5M (rf-B) = 0x%x (reg 0x%x)\n", tmpval, 132 RTXAGC_B_CCK1_55_MCS32); 133 } 134 135 static void rtl8723be_phy_get_power_base(struct ieee80211_hw *hw, 136 u8 *ppowerlevel_ofdm, 137 u8 *ppowerlevel_bw20, 138 u8 *ppowerlevel_bw40, 139 u8 channel, u32 *ofdmbase, 140 u32 *mcsbase) 141 { 142 struct rtl_priv *rtlpriv = rtl_priv(hw); 143 struct rtl_phy *rtlphy = &(rtlpriv->phy); 144 u32 powerbase0, powerbase1; 145 u8 i, powerlevel[2]; 146 147 for (i = 0; i < 2; i++) { 148 powerbase0 = ppowerlevel_ofdm[i]; 149 150 powerbase0 = (powerbase0 << 24) | (powerbase0 << 16) | 151 (powerbase0 << 8) | powerbase0; 152 *(ofdmbase + i) = powerbase0; 153 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 154 " [OFDM power base index rf(%c) = 0x%x]\n", 155 ((i == 0) ? 'A' : 'B'), *(ofdmbase + i)); 156 } 157 158 for (i = 0; i < 2; i++) { 159 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20) 160 powerlevel[i] = ppowerlevel_bw20[i]; 161 else 162 powerlevel[i] = ppowerlevel_bw40[i]; 163 164 powerbase1 = powerlevel[i]; 165 powerbase1 = (powerbase1 << 24) | (powerbase1 << 16) | 166 (powerbase1 << 8) | powerbase1; 167 168 *(mcsbase + i) = powerbase1; 169 170 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 171 " [MCS power base index rf(%c) = 0x%x]\n", 172 ((i == 0) ? 'A' : 'B'), *(mcsbase + i)); 173 } 174 } 175 176 static void _rtl8723be_get_txpower_writeval_by_regulatory( 177 struct ieee80211_hw *hw, 178 u8 channel, u8 index, 179 u32 *powerbase0, 180 u32 *powerbase1, 181 u32 *p_outwriteval) 182 { 183 struct rtl_priv *rtlpriv = rtl_priv(hw); 184 struct rtl_phy *rtlphy = &(rtlpriv->phy); 185 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); 186 u8 i, chnlgroup = 0, pwr_diff_limit[4], pwr_diff = 0, customer_pwr_diff; 187 u32 writeval, customer_limit, rf; 188 189 for (rf = 0; rf < 2; rf++) { 190 switch (rtlefuse->eeprom_regulatory) { 191 case 0: 192 chnlgroup = 0; 193 194 writeval = 195 rtlphy->mcs_txpwrlevel_origoffset[chnlgroup][index + 196 (rf ? 8 : 0)] 197 + ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 198 199 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 200 "RTK better performance, writeval(%c) = 0x%x\n", 201 ((rf == 0) ? 'A' : 'B'), writeval); 202 break; 203 case 1: 204 if (rtlphy->pwrgroup_cnt == 1) { 205 chnlgroup = 0; 206 } else { 207 if (channel < 3) 208 chnlgroup = 0; 209 else if (channel < 6) 210 chnlgroup = 1; 211 else if (channel < 9) 212 chnlgroup = 2; 213 else if (channel < 12) 214 chnlgroup = 3; 215 else if (channel < 14) 216 chnlgroup = 4; 217 else if (channel == 14) 218 chnlgroup = 5; 219 } 220 221 writeval = 222 rtlphy->mcs_txpwrlevel_origoffset[chnlgroup] 223 [index + (rf ? 8 : 0)] + ((index < 2) ? 224 powerbase0[rf] : 225 powerbase1[rf]); 226 227 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 228 "Realtek regulatory, 20MHz, writeval(%c) = 0x%x\n", 229 ((rf == 0) ? 'A' : 'B'), writeval); 230 231 break; 232 case 2: 233 writeval = 234 ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 235 236 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 237 "Better regulatory, writeval(%c) = 0x%x\n", 238 ((rf == 0) ? 'A' : 'B'), writeval); 239 break; 240 case 3: 241 chnlgroup = 0; 242 243 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) { 244 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 245 "customer's limit, 40MHz rf(%c) = 0x%x\n", 246 ((rf == 0) ? 'A' : 'B'), 247 rtlefuse->pwrgroup_ht40 248 [rf][channel - 1]); 249 } else { 250 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 251 "customer's limit, 20MHz rf(%c) = 0x%x\n", 252 ((rf == 0) ? 'A' : 'B'), 253 rtlefuse->pwrgroup_ht20 254 [rf][channel - 1]); 255 } 256 257 if (index < 2) 258 pwr_diff = 259 rtlefuse->txpwr_legacyhtdiff[rf][channel-1]; 260 else if (rtlphy->current_chan_bw == 261 HT_CHANNEL_WIDTH_20) 262 pwr_diff = 263 rtlefuse->txpwr_ht20diff[rf][channel-1]; 264 265 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) 266 customer_pwr_diff = 267 rtlefuse->pwrgroup_ht40[rf][channel-1]; 268 else 269 customer_pwr_diff = 270 rtlefuse->pwrgroup_ht20[rf][channel-1]; 271 272 if (pwr_diff > customer_pwr_diff) 273 pwr_diff = 0; 274 else 275 pwr_diff = customer_pwr_diff - pwr_diff; 276 277 for (i = 0; i < 4; i++) { 278 pwr_diff_limit[i] = 279 (u8)((rtlphy->mcs_txpwrlevel_origoffset 280 [chnlgroup][index + (rf ? 8 : 0)] & 281 (0x7f << (i * 8))) >> (i * 8)); 282 283 if (pwr_diff_limit[i] > pwr_diff) 284 pwr_diff_limit[i] = pwr_diff; 285 } 286 287 customer_limit = (pwr_diff_limit[3] << 24) | 288 (pwr_diff_limit[2] << 16) | 289 (pwr_diff_limit[1] << 8) | 290 (pwr_diff_limit[0]); 291 292 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 293 "Customer's limit rf(%c) = 0x%x\n", 294 ((rf == 0) ? 'A' : 'B'), customer_limit); 295 296 writeval = customer_limit + ((index < 2) ? 297 powerbase0[rf] : 298 powerbase1[rf]); 299 300 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 301 "Customer, writeval rf(%c)= 0x%x\n", 302 ((rf == 0) ? 'A' : 'B'), writeval); 303 break; 304 default: 305 chnlgroup = 0; 306 writeval = 307 rtlphy->mcs_txpwrlevel_origoffset[chnlgroup] 308 [index + (rf ? 8 : 0)] 309 + ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 310 311 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 312 "RTK better performance, writeval rf(%c) = 0x%x\n", 313 ((rf == 0) ? 'A' : 'B'), writeval); 314 break; 315 } 316 317 if (rtlpriv->dm.dynamic_txhighpower_lvl == TXHIGHPWRLEVEL_BT1) 318 writeval = writeval - 0x06060606; 319 else if (rtlpriv->dm.dynamic_txhighpower_lvl == 320 TXHIGHPWRLEVEL_BT2) 321 writeval = writeval - 0x0c0c0c0c; 322 *(p_outwriteval + rf) = writeval; 323 } 324 } 325 326 static void _rtl8723be_write_ofdm_power_reg(struct ieee80211_hw *hw, 327 u8 index, u32 *pvalue) 328 { 329 struct rtl_priv *rtlpriv = rtl_priv(hw); 330 u16 regoffset_a[6] = { 331 RTXAGC_A_RATE18_06, RTXAGC_A_RATE54_24, 332 RTXAGC_A_MCS03_MCS00, RTXAGC_A_MCS07_MCS04, 333 RTXAGC_A_MCS11_MCS08, RTXAGC_A_MCS15_MCS12 334 }; 335 u16 regoffset_b[6] = { 336 RTXAGC_B_RATE18_06, RTXAGC_B_RATE54_24, 337 RTXAGC_B_MCS03_MCS00, RTXAGC_B_MCS07_MCS04, 338 RTXAGC_B_MCS11_MCS08, RTXAGC_B_MCS15_MCS12 339 }; 340 u8 i, rf, pwr_val[4]; 341 u32 writeval; 342 u16 regoffset; 343 344 for (rf = 0; rf < 2; rf++) { 345 writeval = pvalue[rf]; 346 for (i = 0; i < 4; i++) { 347 pwr_val[i] = (u8)((writeval & (0x7f << 348 (i * 8))) >> (i * 8)); 349 350 if (pwr_val[i] > RF6052_MAX_TX_PWR) 351 pwr_val[i] = RF6052_MAX_TX_PWR; 352 } 353 writeval = (pwr_val[3] << 24) | (pwr_val[2] << 16) | 354 (pwr_val[1] << 8) | pwr_val[0]; 355 356 if (rf == 0) 357 regoffset = regoffset_a[index]; 358 else 359 regoffset = regoffset_b[index]; 360 rtl_set_bbreg(hw, regoffset, MASKDWORD, writeval); 361 362 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 363 "Set 0x%x = %08x\n", regoffset, writeval); 364 } 365 } 366 367 void rtl8723be_phy_rf6052_set_ofdm_txpower(struct ieee80211_hw *hw, 368 u8 *ppowerlevel_ofdm, 369 u8 *ppowerlevel_bw20, 370 u8 *ppowerlevel_bw40, u8 channel) 371 { 372 u32 writeval[2], powerbase0[2], powerbase1[2]; 373 u8 index; 374 u8 direction; 375 u32 pwrtrac_value; 376 377 rtl8723be_phy_get_power_base(hw, ppowerlevel_ofdm, ppowerlevel_bw20, 378 ppowerlevel_bw40, channel, 379 &powerbase0[0], &powerbase1[0]); 380 381 rtl8723be_dm_txpower_track_adjust(hw, 1, &direction, &pwrtrac_value); 382 383 for (index = 0; index < 6; index++) { 384 _rtl8723be_get_txpower_writeval_by_regulatory(hw, 385 channel, index, 386 &powerbase0[0], 387 &powerbase1[0], 388 &writeval[0]); 389 if (direction == 1) { 390 writeval[0] += pwrtrac_value; 391 writeval[1] += pwrtrac_value; 392 } else if (direction == 2) { 393 writeval[0] -= pwrtrac_value; 394 writeval[1] -= pwrtrac_value; 395 } 396 _rtl8723be_write_ofdm_power_reg(hw, index, &writeval[0]); 397 } 398 } 399 400 bool rtl8723be_phy_rf6052_config(struct ieee80211_hw *hw) 401 { 402 struct rtl_priv *rtlpriv = rtl_priv(hw); 403 struct rtl_phy *rtlphy = &(rtlpriv->phy); 404 405 if (rtlphy->rf_type == RF_1T1R) 406 rtlphy->num_total_rfpath = 1; 407 else 408 rtlphy->num_total_rfpath = 2; 409 410 return _rtl8723be_phy_rf6052_config_parafile(hw); 411 412 } 413 414 static bool _rtl8723be_phy_rf6052_config_parafile(struct ieee80211_hw *hw) 415 { 416 struct rtl_priv *rtlpriv = rtl_priv(hw); 417 struct rtl_phy *rtlphy = &(rtlpriv->phy); 418 u32 u4_regvalue = 0; 419 u8 rfpath; 420 bool rtstatus = true; 421 struct bb_reg_def *pphyreg; 422 423 for (rfpath = 0; rfpath < rtlphy->num_total_rfpath; rfpath++) { 424 pphyreg = &rtlphy->phyreg_def[rfpath]; 425 426 switch (rfpath) { 427 case RF90_PATH_A: 428 case RF90_PATH_C: 429 u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs, 430 BRFSI_RFENV); 431 break; 432 case RF90_PATH_B: 433 case RF90_PATH_D: 434 u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs, 435 BRFSI_RFENV << 16); 436 break; 437 } 438 439 rtl_set_bbreg(hw, pphyreg->rfintfe, BRFSI_RFENV << 16, 0x1); 440 udelay(1); 441 442 rtl_set_bbreg(hw, pphyreg->rfintfo, BRFSI_RFENV, 0x1); 443 udelay(1); 444 445 rtl_set_bbreg(hw, pphyreg->rfhssi_para2, 446 B3WIREADDREAALENGTH, 0x0); 447 udelay(1); 448 449 rtl_set_bbreg(hw, pphyreg->rfhssi_para2, B3WIREDATALENGTH, 0x0); 450 udelay(1); 451 452 switch (rfpath) { 453 case RF90_PATH_A: 454 rtstatus = rtl8723be_phy_config_rf_with_headerfile(hw, 455 (enum radio_path)rfpath); 456 break; 457 case RF90_PATH_B: 458 rtstatus = rtl8723be_phy_config_rf_with_headerfile(hw, 459 (enum radio_path)rfpath); 460 break; 461 case RF90_PATH_C: 462 break; 463 case RF90_PATH_D: 464 break; 465 } 466 467 switch (rfpath) { 468 case RF90_PATH_A: 469 case RF90_PATH_C: 470 rtl_set_bbreg(hw, pphyreg->rfintfs, 471 BRFSI_RFENV, u4_regvalue); 472 break; 473 case RF90_PATH_B: 474 case RF90_PATH_D: 475 rtl_set_bbreg(hw, pphyreg->rfintfs, 476 BRFSI_RFENV << 16, u4_regvalue); 477 break; 478 } 479 480 if (!rtstatus) { 481 rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, 482 "Radio[%d] Fail!!\n", rfpath); 483 return false; 484 } 485 } 486 487 rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, "\n"); 488 return rtstatus; 489 } 490