1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 2009-2013 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 _rtl88e_phy_rf6052_config_parafile(struct ieee80211_hw *hw); 12 13 void rtl88e_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 rtl88e_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] << 78 8); 79 tx_agc[RF90_PATH_A] += tmpval; 80 81 tmpval = (rtlphy->mcs_txpwrlevel_origoffset[0][14]) + 82 (rtlphy->mcs_txpwrlevel_origoffset[0][15] << 83 24); 84 tx_agc[RF90_PATH_B] += tmpval; 85 } 86 } 87 88 for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) { 89 ptr = (u8 *)(&tx_agc[idx1]); 90 for (idx2 = 0; idx2 < 4; idx2++) { 91 if (*ptr > RF6052_MAX_TX_PWR) 92 *ptr = RF6052_MAX_TX_PWR; 93 ptr++; 94 } 95 } 96 rtl88e_dm_txpower_track_adjust(hw, 1, &direction, &pwrtrac_value); 97 if (direction == 1) { 98 tx_agc[0] += pwrtrac_value; 99 tx_agc[1] += pwrtrac_value; 100 } else if (direction == 2) { 101 tx_agc[0] -= pwrtrac_value; 102 tx_agc[1] -= pwrtrac_value; 103 } 104 tmpval = tx_agc[RF90_PATH_A] & 0xff; 105 rtl_set_bbreg(hw, RTXAGC_A_CCK1_MCS32, MASKBYTE1, tmpval); 106 107 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 108 "CCK PWR 1M (rf-A) = 0x%x (reg 0x%x)\n", tmpval, 109 RTXAGC_A_CCK1_MCS32); 110 111 tmpval = tx_agc[RF90_PATH_A] >> 8; 112 113 /*tmpval = tmpval & 0xff00ffff;*/ 114 115 rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, 0xffffff00, tmpval); 116 117 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 118 "CCK PWR 2~11M (rf-A) = 0x%x (reg 0x%x)\n", tmpval, 119 RTXAGC_B_CCK11_A_CCK2_11); 120 121 tmpval = tx_agc[RF90_PATH_B] >> 24; 122 rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, MASKBYTE0, tmpval); 123 124 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 125 "CCK PWR 11M (rf-B) = 0x%x (reg 0x%x)\n", tmpval, 126 RTXAGC_B_CCK11_A_CCK2_11); 127 128 tmpval = tx_agc[RF90_PATH_B] & 0x00ffffff; 129 rtl_set_bbreg(hw, RTXAGC_B_CCK1_55_MCS32, 0xffffff00, tmpval); 130 131 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 132 "CCK PWR 1~5.5M (rf-B) = 0x%x (reg 0x%x)\n", tmpval, 133 RTXAGC_B_CCK1_55_MCS32); 134 } 135 136 static void rtl88e_phy_get_power_base(struct ieee80211_hw *hw, 137 u8 *ppowerlevel_ofdm, 138 u8 *ppowerlevel_bw20, 139 u8 *ppowerlevel_bw40, u8 channel, 140 u32 *ofdmbase, 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) | 166 (powerbase1 << 16) | (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 _rtl88e_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw, 177 u8 channel, u8 index, 178 u32 *powerbase0, 179 u32 *powerbase1, 180 u32 *p_outwriteval) 181 { 182 struct rtl_priv *rtlpriv = rtl_priv(hw); 183 struct rtl_phy *rtlphy = &(rtlpriv->phy); 184 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); 185 u8 i, chnlgroup = 0, pwr_diff_limit[4], pwr_diff = 0, customer_pwr_diff; 186 u32 writeval, customer_limit, rf; 187 188 for (rf = 0; rf < 2; rf++) { 189 switch (rtlefuse->eeprom_regulatory) { 190 case 0: 191 chnlgroup = 0; 192 193 writeval = 194 rtlphy->mcs_txpwrlevel_origoffset 195 [chnlgroup][index + (rf ? 8 : 0)] 196 + ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 197 198 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 199 "RTK better performance, writeval(%c) = 0x%x\n", 200 ((rf == 0) ? 'A' : 'B'), writeval); 201 break; 202 case 1: 203 if (rtlphy->pwrgroup_cnt == 1) { 204 chnlgroup = 0; 205 } else { 206 if (channel < 3) 207 chnlgroup = 0; 208 else if (channel < 6) 209 chnlgroup = 1; 210 else if (channel < 9) 211 chnlgroup = 2; 212 else if (channel < 12) 213 chnlgroup = 3; 214 else if (channel < 14) 215 chnlgroup = 4; 216 else if (channel == 14) 217 chnlgroup = 5; 218 } 219 220 writeval = 221 rtlphy->mcs_txpwrlevel_origoffset[chnlgroup] 222 [index + (rf ? 8 : 0)] + ((index < 2) ? 223 powerbase0[rf] : 224 powerbase1[rf]); 225 226 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 227 "Realtek regulatory, 20MHz, writeval(%c) = 0x%x\n", 228 ((rf == 0) ? 'A' : 'B'), writeval); 229 230 break; 231 case 2: 232 writeval = 233 ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 234 235 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 236 "Better regulatory, writeval(%c) = 0x%x\n", 237 ((rf == 0) ? 'A' : 'B'), writeval); 238 break; 239 case 3: 240 chnlgroup = 0; 241 242 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) { 243 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 244 "customer's limit, 40MHz rf(%c) = 0x%x\n", 245 ((rf == 0) ? 'A' : 'B'), 246 rtlefuse->pwrgroup_ht40[rf][channel - 247 1]); 248 } else { 249 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 250 "customer's limit, 20MHz rf(%c) = 0x%x\n", 251 ((rf == 0) ? 'A' : 'B'), 252 rtlefuse->pwrgroup_ht20[rf][channel - 253 1]); 254 } 255 256 if (index < 2) 257 pwr_diff = 258 rtlefuse->txpwr_legacyhtdiff[rf][channel-1]; 259 else if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20) 260 pwr_diff = 261 rtlefuse->txpwr_ht20diff[rf][channel-1]; 262 263 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) 264 customer_pwr_diff = 265 rtlefuse->pwrgroup_ht40[rf][channel-1]; 266 else 267 customer_pwr_diff = 268 rtlefuse->pwrgroup_ht20[rf][channel-1]; 269 270 if (pwr_diff > customer_pwr_diff) 271 pwr_diff = 0; 272 else 273 pwr_diff = customer_pwr_diff - pwr_diff; 274 275 for (i = 0; i < 4; i++) { 276 pwr_diff_limit[i] = 277 (u8)((rtlphy->mcs_txpwrlevel_origoffset 278 [chnlgroup][index + 279 (rf ? 8 : 0)] & (0x7f << 280 (i * 8))) >> (i * 8)); 281 282 if (pwr_diff_limit[i] > pwr_diff) 283 pwr_diff_limit[i] = pwr_diff; 284 } 285 286 customer_limit = (pwr_diff_limit[3] << 24) | 287 (pwr_diff_limit[2] << 16) | 288 (pwr_diff_limit[1] << 8) | (pwr_diff_limit[0]); 289 290 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 291 "Customer's limit rf(%c) = 0x%x\n", 292 ((rf == 0) ? 'A' : 'B'), customer_limit); 293 294 writeval = customer_limit + 295 ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 296 297 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 298 "Customer, writeval rf(%c)= 0x%x\n", 299 ((rf == 0) ? 'A' : 'B'), writeval); 300 break; 301 default: 302 chnlgroup = 0; 303 writeval = 304 rtlphy->mcs_txpwrlevel_origoffset[chnlgroup] 305 [index + (rf ? 8 : 0)] 306 + ((index < 2) ? powerbase0[rf] : powerbase1[rf]); 307 308 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 309 "RTK better performance, writeval rf(%c) = 0x%x\n", 310 ((rf == 0) ? 'A' : 'B'), writeval); 311 break; 312 } 313 314 if (rtlpriv->dm.dynamic_txhighpower_lvl == TXHIGHPWRLEVEL_BT1) 315 writeval = writeval - 0x06060606; 316 else if (rtlpriv->dm.dynamic_txhighpower_lvl == 317 TXHIGHPWRLEVEL_BT2) 318 writeval = writeval - 0x0c0c0c0c; 319 *(p_outwriteval + rf) = writeval; 320 } 321 } 322 323 static void _rtl88e_write_ofdm_power_reg(struct ieee80211_hw *hw, 324 u8 index, u32 *value) 325 { 326 struct rtl_priv *rtlpriv = rtl_priv(hw); 327 u16 regoffset_a[6] = { 328 RTXAGC_A_RATE18_06, RTXAGC_A_RATE54_24, 329 RTXAGC_A_MCS03_MCS00, RTXAGC_A_MCS07_MCS04, 330 RTXAGC_A_MCS11_MCS08, RTXAGC_A_MCS15_MCS12 331 }; 332 u16 regoffset_b[6] = { 333 RTXAGC_B_RATE18_06, RTXAGC_B_RATE54_24, 334 RTXAGC_B_MCS03_MCS00, RTXAGC_B_MCS07_MCS04, 335 RTXAGC_B_MCS11_MCS08, RTXAGC_B_MCS15_MCS12 336 }; 337 u8 i, rf, pwr_val[4]; 338 u32 writeval; 339 u16 regoffset; 340 341 for (rf = 0; rf < 2; rf++) { 342 writeval = value[rf]; 343 for (i = 0; i < 4; i++) { 344 pwr_val[i] = (u8)((writeval & (0x7f << 345 (i * 8))) >> (i * 8)); 346 347 if (pwr_val[i] > RF6052_MAX_TX_PWR) 348 pwr_val[i] = RF6052_MAX_TX_PWR; 349 } 350 writeval = (pwr_val[3] << 24) | (pwr_val[2] << 16) | 351 (pwr_val[1] << 8) | pwr_val[0]; 352 353 if (rf == 0) 354 regoffset = regoffset_a[index]; 355 else 356 regoffset = regoffset_b[index]; 357 rtl_set_bbreg(hw, regoffset, MASKDWORD, writeval); 358 359 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, 360 "Set 0x%x = %08x\n", regoffset, writeval); 361 } 362 } 363 364 void rtl88e_phy_rf6052_set_ofdm_txpower(struct ieee80211_hw *hw, 365 u8 *ppowerlevel_ofdm, 366 u8 *ppowerlevel_bw20, 367 u8 *ppowerlevel_bw40, u8 channel) 368 { 369 u32 writeval[2], powerbase0[2], powerbase1[2]; 370 u8 index; 371 u8 direction; 372 u32 pwrtrac_value; 373 374 rtl88e_phy_get_power_base(hw, ppowerlevel_ofdm, 375 ppowerlevel_bw20, ppowerlevel_bw40, 376 channel, &powerbase0[0], &powerbase1[0]); 377 378 rtl88e_dm_txpower_track_adjust(hw, 1, &direction, &pwrtrac_value); 379 380 for (index = 0; index < 6; index++) { 381 _rtl88e_get_txpower_writeval_by_regulatory(hw, 382 channel, index, 383 &powerbase0[0], 384 &powerbase1[0], 385 &writeval[0]); 386 if (direction == 1) { 387 writeval[0] += pwrtrac_value; 388 writeval[1] += pwrtrac_value; 389 } else if (direction == 2) { 390 writeval[0] -= pwrtrac_value; 391 writeval[1] -= pwrtrac_value; 392 } 393 _rtl88e_write_ofdm_power_reg(hw, index, &writeval[0]); 394 } 395 } 396 397 bool rtl88e_phy_rf6052_config(struct ieee80211_hw *hw) 398 { 399 struct rtl_priv *rtlpriv = rtl_priv(hw); 400 struct rtl_phy *rtlphy = &(rtlpriv->phy); 401 402 if (rtlphy->rf_type == RF_1T1R) 403 rtlphy->num_total_rfpath = 1; 404 else 405 rtlphy->num_total_rfpath = 2; 406 407 return _rtl88e_phy_rf6052_config_parafile(hw); 408 } 409 410 static bool _rtl88e_phy_rf6052_config_parafile(struct ieee80211_hw *hw) 411 { 412 struct rtl_priv *rtlpriv = rtl_priv(hw); 413 struct rtl_phy *rtlphy = &rtlpriv->phy; 414 u32 u4_regvalue = 0; 415 u8 rfpath; 416 bool rtstatus = true; 417 struct bb_reg_def *pphyreg; 418 419 for (rfpath = 0; rfpath < rtlphy->num_total_rfpath; rfpath++) { 420 pphyreg = &rtlphy->phyreg_def[rfpath]; 421 422 switch (rfpath) { 423 case RF90_PATH_A: 424 case RF90_PATH_C: 425 u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs, 426 BRFSI_RFENV); 427 break; 428 case RF90_PATH_B: 429 case RF90_PATH_D: 430 u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs, 431 BRFSI_RFENV << 16); 432 break; 433 } 434 435 rtl_set_bbreg(hw, pphyreg->rfintfe, BRFSI_RFENV << 16, 0x1); 436 udelay(1); 437 438 rtl_set_bbreg(hw, pphyreg->rfintfo, BRFSI_RFENV, 0x1); 439 udelay(1); 440 441 rtl_set_bbreg(hw, pphyreg->rfhssi_para2, 442 B3WIREADDREAALENGTH, 0x0); 443 udelay(1); 444 445 rtl_set_bbreg(hw, pphyreg->rfhssi_para2, B3WIREDATALENGTH, 0x0); 446 udelay(1); 447 448 switch (rfpath) { 449 case RF90_PATH_A: 450 rtstatus = rtl88e_phy_config_rf_with_headerfile(hw, 451 (enum radio_path)rfpath); 452 break; 453 case RF90_PATH_B: 454 rtstatus = rtl88e_phy_config_rf_with_headerfile(hw, 455 (enum radio_path)rfpath); 456 break; 457 case RF90_PATH_C: 458 break; 459 case RF90_PATH_D: 460 break; 461 } 462 463 switch (rfpath) { 464 case RF90_PATH_A: 465 case RF90_PATH_C: 466 rtl_set_bbreg(hw, pphyreg->rfintfs, 467 BRFSI_RFENV, u4_regvalue); 468 break; 469 case RF90_PATH_B: 470 case RF90_PATH_D: 471 rtl_set_bbreg(hw, pphyreg->rfintfs, 472 BRFSI_RFENV << 16, u4_regvalue); 473 break; 474 } 475 476 if (!rtstatus) { 477 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, 478 "Radio[%d] Fail!!\n", rfpath); 479 return false; 480 } 481 482 } 483 484 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "\n"); 485 return rtstatus; 486 } 487