1// SPDX-License-Identifier: GPL-2.0 2/* Copyright(c) 2009-2012 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 11static bool _rtl8723e_phy_rf6052_config_parafile(struct ieee80211_hw *hw); 12 13void rtl8723e_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) | 0x0400); 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)); 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 37void rtl8723e_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 49 if (rtlefuse->eeprom_regulatory != 0) 50 turbo_scanoff = true; 51 52 if (mac->act_scanning) { 53 tx_agc[RF90_PATH_A] = 0x3f3f3f3f; 54 tx_agc[RF90_PATH_B] = 0x3f3f3f3f; 55 56 if (turbo_scanoff) { 57 for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; 58 idx1++) { 59 tx_agc[idx1] = ppowerlevel[idx1] | 60 (ppowerlevel[idx1] << 8) | 61 (ppowerlevel[idx1] << 16) | 62 (ppowerlevel[idx1] << 24); 63 } 64 } 65 } else { 66 for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) { 67 tx_agc[idx1] = ppowerlevel[idx1] | 68 (ppowerlevel[idx1] << 8) | 69 (ppowerlevel[idx1] << 16) | 70 (ppowerlevel[idx1] << 24); 71 } 72 73 if (rtlefuse->eeprom_regulatory == 0) { 74 tmpval = 75 (rtlphy->mcs_txpwrlevel_origoffset[0][6]) + 76 (rtlphy->mcs_txpwrlevel_origoffset[0][7] << 77 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 96 tmpval = tx_agc[RF90_PATH_A] & 0xff; 97 rtl_set_bbreg(hw, RTXAGC_A_CCK1_MCS32, MASKBYTE1, tmpval); 98 99 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 100 "CCK PWR 1M (rf-A) = 0x%x (reg 0x%x)\n", tmpval, 101 RTXAGC_A_CCK1_MCS32); 102 103 tmpval = tx_agc[RF90_PATH_A] >> 8; 104 105 tmpval = tmpval & 0xff00ffff; 106 107 rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, 0xffffff00, tmpval); 108 109 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 110 "CCK PWR 2~11M (rf-A) = 0x%x (reg 0x%x)\n", tmpval, 111 RTXAGC_B_CCK11_A_CCK2_11); 112 113 tmpval = tx_agc[RF90_PATH_B] >> 24; 114 rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, MASKBYTE0, tmpval); 115 116 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 117 "CCK PWR 11M (rf-B) = 0x%x (reg 0x%x)\n", tmpval, 118 RTXAGC_B_CCK11_A_CCK2_11); 119 120 tmpval = tx_agc[RF90_PATH_B] & 0x00ffffff; 121 rtl_set_bbreg(hw, RTXAGC_B_CCK1_55_MCS32, 0xffffff00, tmpval); 122 123 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 124 "CCK PWR 1~5.5M (rf-B) = 0x%x (reg 0x%x)\n", tmpval, 125 RTXAGC_B_CCK1_55_MCS32); 126} 127 128static void rtl8723e_phy_get_power_base(struct ieee80211_hw *hw, 129 u8 *ppowerlevel, u8 channel, 130 u32 *ofdmbase, u32 *mcsbase) 131{ 132 struct rtl_priv *rtlpriv = rtl_priv(hw); 133 struct rtl_phy *rtlphy = &rtlpriv->phy; 134 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); 135 u32 powerbase0, powerbase1; 136 u8 legacy_pwrdiff, ht20_pwrdiff; 137 u8 i, powerlevel[2]; 138 139 for (i = 0; i < 2; i++) { 140 powerlevel[i] = ppowerlevel[i]; 141 legacy_pwrdiff = rtlefuse->txpwr_legacyhtdiff[i][channel - 1]; 142 powerbase0 = powerlevel[i] + legacy_pwrdiff; 143 144 powerbase0 = (powerbase0 << 24) | (powerbase0 << 16) | 145 (powerbase0 << 8) | powerbase0; 146 *(ofdmbase + i) = powerbase0; 147 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 148 " [OFDM power base index rf(%c) = 0x%x]\n", 149 ((i == 0) ? 'A' : 'B'), *(ofdmbase + i)); 150 } 151 152 for (i = 0; i < 2; i++) { 153 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20) { 154 ht20_pwrdiff = 155 rtlefuse->txpwr_ht20diff[i][channel - 1]; 156 powerlevel[i] += ht20_pwrdiff; 157 } 158 powerbase1 = powerlevel[i]; 159 powerbase1 = (powerbase1 << 24) | 160 (powerbase1 << 16) | (powerbase1 << 8) | powerbase1; 161 162 *(mcsbase + i) = powerbase1; 163 164 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 165 " [MCS power base index rf(%c) = 0x%x]\n", 166 ((i == 0) ? 'A' : 'B'), *(mcsbase + i)); 167 } 168} 169 170static void get_txpower_writeval_by_reg(struct ieee80211_hw *hw, 171 u8 channel, u8 index, 172 u32 *powerbase0, 173 u32 *powerbase1, 174 u32 *p_outwriteval) 175{ 176 struct rtl_priv *rtlpriv = rtl_priv(hw); 177 struct rtl_phy *rtlphy = &rtlpriv->phy; 178 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); 179 u8 i, chnlgroup = 0, pwr_diff_limit[4]; 180 u32 writeval, customer_limit, rf; 181 182 for (rf = 0; rf < 2; rf++) { 183 switch (rtlefuse->eeprom_regulatory) { 184 case 0: 185 chnlgroup = 0; 186 187 writeval = 188 rtlphy->mcs_txpwrlevel_origoffset[chnlgroup][index + 189 (rf ? 8 : 0)] 190 + ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 191 192 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 193 "RTK better performance, writeval(%c) = 0x%x\n", 194 ((rf == 0) ? 'A' : 'B'), writeval); 195 break; 196 case 1: 197 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) { 198 writeval = ((index < 2) ? powerbase0[rf] : 199 powerbase1[rf]); 200 201 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 202 "Realtek regulatory, 40MHz, writeval(%c) = 0x%x\n", 203 ((rf == 0) ? 'A' : 'B'), writeval); 204 } else { 205 if (rtlphy->pwrgroup_cnt == 1) 206 chnlgroup = 0; 207 if (rtlphy->pwrgroup_cnt >= 3) { 208 if (channel <= 3) 209 chnlgroup = 0; 210 else if (channel >= 4 && channel <= 9) 211 chnlgroup = 1; 212 else if (channel > 9) 213 chnlgroup = 2; 214 if (rtlphy->current_chan_bw == 215 HT_CHANNEL_WIDTH_20) 216 chnlgroup++; 217 else 218 chnlgroup += 4; 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[rf][channel - 248 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[rf][channel - 254 1]); 255 } 256 for (i = 0; i < 4; i++) { 257 pwr_diff_limit[i] = 258 (u8)((rtlphy->mcs_txpwrlevel_origoffset 259 [chnlgroup][index + 260 (rf ? 8 : 0)] & (0x7f << 261 (i * 8))) >> (i * 8)); 262 263 if (rtlphy->current_chan_bw == 264 HT_CHANNEL_WIDTH_20_40) { 265 if (pwr_diff_limit[i] > 266 rtlefuse-> 267 pwrgroup_ht40[rf][channel - 1]) 268 pwr_diff_limit[i] = 269 rtlefuse->pwrgroup_ht40[rf] 270 [channel - 1]; 271 } else { 272 if (pwr_diff_limit[i] > 273 rtlefuse-> 274 pwrgroup_ht20[rf][channel - 1]) 275 pwr_diff_limit[i] = 276 rtlefuse->pwrgroup_ht20[rf] 277 [channel - 1]; 278 } 279 } 280 281 customer_limit = (pwr_diff_limit[3] << 24) | 282 (pwr_diff_limit[2] << 16) | 283 (pwr_diff_limit[1] << 8) | (pwr_diff_limit[0]); 284 285 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 286 "Customer's limit rf(%c) = 0x%x\n", 287 ((rf == 0) ? 'A' : 'B'), customer_limit); 288 289 writeval = customer_limit + 290 ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 291 292 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 293 "Customer, writeval rf(%c)= 0x%x\n", 294 ((rf == 0) ? 'A' : 'B'), writeval); 295 break; 296 default: 297 chnlgroup = 0; 298 writeval = 299 rtlphy->mcs_txpwrlevel_origoffset[chnlgroup] 300 [index + (rf ? 8 : 0)] 301 + ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 302 303 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 304 "RTK better performance, writeval rf(%c) = 0x%x\n", 305 ((rf == 0) ? 'A' : 'B'), writeval); 306 break; 307 } 308 309 if (rtlpriv->dm.dynamic_txhighpower_lvl == TXHIGHPWRLEVEL_BT1) 310 writeval = writeval - 0x06060606; 311 else if (rtlpriv->dm.dynamic_txhighpower_lvl == 312 TXHIGHPWRLEVEL_BT2) 313 writeval = writeval - 0x0c0c0c0c; 314 *(p_outwriteval + rf) = writeval; 315 } 316} 317 318static void _rtl8723e_write_ofdm_power_reg(struct ieee80211_hw *hw, 319 u8 index, u32 *pvalue) 320{ 321 struct rtl_priv *rtlpriv = rtl_priv(hw); 322 struct rtl_phy *rtlphy = &rtlpriv->phy; 323 324 u16 regoffset_a[6] = { 325 RTXAGC_A_RATE18_06, RTXAGC_A_RATE54_24, 326 RTXAGC_A_MCS03_MCS00, RTXAGC_A_MCS07_MCS04, 327 RTXAGC_A_MCS11_MCS08, RTXAGC_A_MCS15_MCS12 328 }; 329 u16 regoffset_b[6] = { 330 RTXAGC_B_RATE18_06, RTXAGC_B_RATE54_24, 331 RTXAGC_B_MCS03_MCS00, RTXAGC_B_MCS07_MCS04, 332 RTXAGC_B_MCS11_MCS08, RTXAGC_B_MCS15_MCS12 333 }; 334 u8 i, rf, pwr_val[4]; 335 u32 writeval; 336 u16 regoffset; 337 338 for (rf = 0; rf < 2; rf++) { 339 writeval = pvalue[rf]; 340 for (i = 0; i < 4; i++) { 341 pwr_val[i] = (u8)((writeval & (0x7f << 342 (i * 8))) >> (i * 8)); 343 344 if (pwr_val[i] > RF6052_MAX_TX_PWR) 345 pwr_val[i] = RF6052_MAX_TX_PWR; 346 } 347 writeval = (pwr_val[3] << 24) | (pwr_val[2] << 16) | 348 (pwr_val[1] << 8) | pwr_val[0]; 349 350 if (rf == 0) 351 regoffset = regoffset_a[index]; 352 else 353 regoffset = regoffset_b[index]; 354 rtl_set_bbreg(hw, regoffset, MASKDWORD, writeval); 355 356 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 357 "Set 0x%x = %08x\n", regoffset, writeval); 358 359 if (((get_rf_type(rtlphy) == RF_2T2R) && 360 (regoffset == RTXAGC_A_MCS15_MCS12 || 361 regoffset == RTXAGC_B_MCS15_MCS12)) || 362 ((get_rf_type(rtlphy) != RF_2T2R) && 363 (regoffset == RTXAGC_A_MCS07_MCS04 || 364 regoffset == RTXAGC_B_MCS07_MCS04))) { 365 366 writeval = pwr_val[3]; 367 if (regoffset == RTXAGC_A_MCS15_MCS12 || 368 regoffset == RTXAGC_A_MCS07_MCS04) 369 regoffset = 0xc90; 370 if (regoffset == RTXAGC_B_MCS15_MCS12 || 371 regoffset == RTXAGC_B_MCS07_MCS04) 372 regoffset = 0xc98; 373 374 for (i = 0; i < 3; i++) { 375 writeval = (writeval > 6) ? (writeval - 6) : 0; 376 rtl_write_byte(rtlpriv, (u32) (regoffset + i), 377 (u8)writeval); 378 } 379 } 380 } 381} 382 383void rtl8723e_phy_rf6052_set_ofdm_txpower(struct ieee80211_hw *hw, 384 u8 *ppowerlevel, u8 channel) 385{ 386 u32 writeval[2], powerbase0[2], powerbase1[2]; 387 u8 index; 388 389 rtl8723e_phy_get_power_base(hw, ppowerlevel, 390 channel, &powerbase0[0], &powerbase1[0]); 391 392 for (index = 0; index < 6; index++) { 393 get_txpower_writeval_by_reg(hw, channel, index, &powerbase0[0], 394 &powerbase1[0], 395 &writeval[0]); 396 397 _rtl8723e_write_ofdm_power_reg(hw, index, &writeval[0]); 398 } 399} 400 401bool rtl8723e_phy_rf6052_config(struct ieee80211_hw *hw) 402{ 403 struct rtl_priv *rtlpriv = rtl_priv(hw); 404 struct rtl_phy *rtlphy = &rtlpriv->phy; 405 406 if (rtlphy->rf_type == RF_1T1R) 407 rtlphy->num_total_rfpath = 1; 408 else 409 rtlphy->num_total_rfpath = 2; 410 411 return _rtl8723e_phy_rf6052_config_parafile(hw); 412} 413 414static bool _rtl8723e_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++) { 424 425 pphyreg = &rtlphy->phyreg_def[rfpath]; 426 427 switch (rfpath) { 428 case RF90_PATH_A: 429 case RF90_PATH_C: 430 u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs, 431 BRFSI_RFENV); 432 break; 433 case RF90_PATH_B: 434 case RF90_PATH_D: 435 u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs, 436 BRFSI_RFENV << 16); 437 break; 438 } 439 440 rtl_set_bbreg(hw, pphyreg->rfintfe, BRFSI_RFENV << 16, 0x1); 441 udelay(1); 442 443 rtl_set_bbreg(hw, pphyreg->rfintfo, BRFSI_RFENV, 0x1); 444 udelay(1); 445 446 rtl_set_bbreg(hw, pphyreg->rfhssi_para2, 447 B3WIREADDREAALENGTH, 0x0); 448 udelay(1); 449 450 rtl_set_bbreg(hw, pphyreg->rfhssi_para2, B3WIREDATALENGTH, 0x0); 451 udelay(1); 452 453 switch (rfpath) { 454 case RF90_PATH_A: 455 rtstatus = rtl8723e_phy_config_rf_with_headerfile(hw, 456 (enum radio_path)rfpath); 457 break; 458 case RF90_PATH_B: 459 rtstatus = 460 rtl8723e_phy_config_rf_with_headerfile(hw, 461 (enum radio_path)rfpath); 462 break; 463 case RF90_PATH_C: 464 break; 465 case RF90_PATH_D: 466 break; 467 } 468 469 switch (rfpath) { 470 case RF90_PATH_A: 471 case RF90_PATH_C: 472 rtl_set_bbreg(hw, pphyreg->rfintfs, 473 BRFSI_RFENV, u4_regvalue); 474 break; 475 case RF90_PATH_B: 476 case RF90_PATH_D: 477 rtl_set_bbreg(hw, pphyreg->rfintfs, 478 BRFSI_RFENV << 16, u4_regvalue); 479 break; 480 } 481 482 if (!rtstatus) { 483 rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, 484 "Radio[%d] Fail!!\n", rfpath); 485 return false; 486 } 487 } 488 489 rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, "\n"); 490 return rtstatus; 491} 492