1 /*- 2 * Copyright (c) 2016 Andriy Voskoboinyk <avos@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #include "opt_wlan.h" 31 32 #include <sys/param.h> 33 #include <sys/lock.h> 34 #include <sys/mutex.h> 35 #include <sys/mbuf.h> 36 #include <sys/kernel.h> 37 #include <sys/socket.h> 38 #include <sys/systm.h> 39 #include <sys/malloc.h> 40 #include <sys/queue.h> 41 #include <sys/taskqueue.h> 42 #include <sys/bus.h> 43 #include <sys/endian.h> 44 #include <sys/linker.h> 45 46 #include <net/if.h> 47 #include <net/ethernet.h> 48 #include <net/if_media.h> 49 50 #include <net80211/ieee80211_var.h> 51 #include <net80211/ieee80211_radiotap.h> 52 53 #include <dev/rtwn/if_rtwnreg.h> 54 #include <dev/rtwn/if_rtwnvar.h> 55 56 #include <dev/rtwn/if_rtwn_debug.h> 57 #include <dev/rtwn/if_rtwn_ridx.h> 58 #include <dev/rtwn/if_rtwn_rx.h> 59 60 #include <dev/rtwn/rtl8812a/r12a.h> 61 #include <dev/rtwn/rtl8812a/r12a_reg.h> 62 #include <dev/rtwn/rtl8812a/r12a_var.h> 63 64 static void 65 r12a_write_txpower(struct rtwn_softc *sc, int chain, 66 struct ieee80211_channel *c, uint8_t power[RTWN_RIDX_COUNT]) 67 { 68 69 if (IEEE80211_IS_CHAN_2GHZ(c)) { 70 /* Write per-CCK rate Tx power. */ 71 rtwn_bb_write(sc, R12A_TXAGC_CCK11_1(chain), 72 SM(R12A_TXAGC_CCK1, power[RTWN_RIDX_CCK1]) | 73 SM(R12A_TXAGC_CCK2, power[RTWN_RIDX_CCK2]) | 74 SM(R12A_TXAGC_CCK55, power[RTWN_RIDX_CCK55]) | 75 SM(R12A_TXAGC_CCK11, power[RTWN_RIDX_CCK11])); 76 } 77 78 /* Write per-OFDM rate Tx power. */ 79 rtwn_bb_write(sc, R12A_TXAGC_OFDM18_6(chain), 80 SM(R12A_TXAGC_OFDM06, power[RTWN_RIDX_OFDM6]) | 81 SM(R12A_TXAGC_OFDM09, power[RTWN_RIDX_OFDM9]) | 82 SM(R12A_TXAGC_OFDM12, power[RTWN_RIDX_OFDM12]) | 83 SM(R12A_TXAGC_OFDM18, power[RTWN_RIDX_OFDM18])); 84 rtwn_bb_write(sc, R12A_TXAGC_OFDM54_24(chain), 85 SM(R12A_TXAGC_OFDM24, power[RTWN_RIDX_OFDM24]) | 86 SM(R12A_TXAGC_OFDM36, power[RTWN_RIDX_OFDM36]) | 87 SM(R12A_TXAGC_OFDM48, power[RTWN_RIDX_OFDM48]) | 88 SM(R12A_TXAGC_OFDM54, power[RTWN_RIDX_OFDM54])); 89 /* Write per-MCS Tx power. */ 90 rtwn_bb_write(sc, R12A_TXAGC_MCS3_0(chain), 91 SM(R12A_TXAGC_MCS0, power[RTWN_RIDX_HT_MCS(0)]) | 92 SM(R12A_TXAGC_MCS1, power[RTWN_RIDX_HT_MCS(1)]) | 93 SM(R12A_TXAGC_MCS2, power[RTWN_RIDX_HT_MCS(2)]) | 94 SM(R12A_TXAGC_MCS3, power[RTWN_RIDX_HT_MCS(3)])); 95 rtwn_bb_write(sc, R12A_TXAGC_MCS7_4(chain), 96 SM(R12A_TXAGC_MCS4, power[RTWN_RIDX_HT_MCS(4)]) | 97 SM(R12A_TXAGC_MCS5, power[RTWN_RIDX_HT_MCS(5)]) | 98 SM(R12A_TXAGC_MCS6, power[RTWN_RIDX_HT_MCS(6)]) | 99 SM(R12A_TXAGC_MCS7, power[RTWN_RIDX_HT_MCS(7)])); 100 if (sc->ntxchains >= 2) { 101 rtwn_bb_write(sc, R12A_TXAGC_MCS11_8(chain), 102 SM(R12A_TXAGC_MCS8, power[RTWN_RIDX_HT_MCS(8)]) | 103 SM(R12A_TXAGC_MCS9, power[RTWN_RIDX_HT_MCS(9)]) | 104 SM(R12A_TXAGC_MCS10, power[RTWN_RIDX_HT_MCS(10)]) | 105 SM(R12A_TXAGC_MCS11, power[RTWN_RIDX_HT_MCS(11)])); 106 rtwn_bb_write(sc, R12A_TXAGC_MCS15_12(chain), 107 SM(R12A_TXAGC_MCS12, power[RTWN_RIDX_HT_MCS(12)]) | 108 SM(R12A_TXAGC_MCS13, power[RTWN_RIDX_HT_MCS(13)]) | 109 SM(R12A_TXAGC_MCS14, power[RTWN_RIDX_HT_MCS(14)]) | 110 SM(R12A_TXAGC_MCS15, power[RTWN_RIDX_HT_MCS(15)])); 111 } 112 113 /* TODO: VHT rates */ 114 } 115 116 static int 117 r12a_get_power_group(struct rtwn_softc *sc, struct ieee80211_channel *c) 118 { 119 uint8_t chan; 120 int group; 121 122 chan = rtwn_chan2centieee(c); 123 if (IEEE80211_IS_CHAN_2GHZ(c)) { 124 if (chan <= 2) group = 0; 125 else if (chan <= 5) group = 1; 126 else if (chan <= 8) group = 2; 127 else if (chan <= 11) group = 3; 128 else if (chan <= 14) group = 4; 129 else { 130 KASSERT(0, ("wrong 2GHz channel %d!\n", chan)); 131 return (-1); 132 } 133 } else if (IEEE80211_IS_CHAN_5GHZ(c)) { 134 if (chan < 36) 135 return (-1); 136 137 if (chan <= 42) group = 0; 138 else if (chan <= 48) group = 1; 139 else if (chan <= 58) group = 2; 140 else if (chan <= 64) group = 3; 141 else if (chan <= 106) group = 4; 142 else if (chan <= 114) group = 5; 143 else if (chan <= 122) group = 6; 144 else if (chan <= 130) group = 7; 145 else if (chan <= 138) group = 8; 146 else if (chan <= 144) group = 9; 147 else if (chan <= 155) group = 10; 148 else if (chan <= 161) group = 11; 149 else if (chan <= 171) group = 12; 150 else if (chan <= 177) group = 13; 151 else { 152 KASSERT(0, ("wrong 5GHz channel %d!\n", chan)); 153 return (-1); 154 } 155 } else { 156 KASSERT(0, ("wrong channel band (flags %08X)\n", c->ic_flags)); 157 return (-1); 158 } 159 160 return (group); 161 } 162 163 static void 164 r12a_get_txpower(struct rtwn_softc *sc, int chain, 165 struct ieee80211_channel *c, uint8_t power[RTWN_RIDX_COUNT]) 166 { 167 struct r12a_softc *rs = sc->sc_priv; 168 int i, ridx, group, max_mcs; 169 170 /* Determine channel group. */ 171 group = r12a_get_power_group(sc, c); 172 if (group == -1) { /* shouldn't happen */ 173 device_printf(sc->sc_dev, "%s: incorrect channel\n", __func__); 174 return; 175 } 176 177 /* TODO: VHT rates. */ 178 max_mcs = RTWN_RIDX_HT_MCS(sc->ntxchains * 8 - 1); 179 180 /* XXX regulatory */ 181 /* XXX net80211 regulatory */ 182 183 if (IEEE80211_IS_CHAN_2GHZ(c)) { 184 for (ridx = RTWN_RIDX_CCK1; ridx <= RTWN_RIDX_CCK11; ridx++) 185 power[ridx] = rs->cck_tx_pwr[chain][group]; 186 for (ridx = RTWN_RIDX_OFDM6; ridx <= max_mcs; ridx++) 187 power[ridx] = rs->ht40_tx_pwr_2g[chain][group]; 188 189 for (ridx = RTWN_RIDX_OFDM6; ridx <= RTWN_RIDX_OFDM54; ridx++) 190 power[ridx] += rs->ofdm_tx_pwr_diff_2g[chain][0]; 191 192 for (i = 0; i < sc->ntxchains; i++) { 193 uint8_t min_mcs; 194 uint8_t pwr_diff; 195 196 #ifdef notyet 197 if (IEEE80211_IS_CHAN_HT80(c)) { 198 /* Vendor driver uses HT40 values here. */ 199 pwr_diff = rs->bw40_tx_pwr_diff_2g[chain][i]; 200 } else 201 #endif 202 if (IEEE80211_IS_CHAN_HT40(c)) 203 pwr_diff = rs->bw40_tx_pwr_diff_2g[chain][i]; 204 else 205 pwr_diff = rs->bw20_tx_pwr_diff_2g[chain][i]; 206 207 min_mcs = RTWN_RIDX_HT_MCS(i * 8); 208 for (ridx = min_mcs; ridx <= max_mcs; ridx++) 209 power[ridx] += pwr_diff; 210 } 211 } else { /* 5GHz */ 212 for (ridx = RTWN_RIDX_OFDM6; ridx <= max_mcs; ridx++) 213 power[ridx] = rs->ht40_tx_pwr_5g[chain][group]; 214 215 for (ridx = RTWN_RIDX_OFDM6; ridx <= RTWN_RIDX_OFDM54; ridx++) 216 power[ridx] += rs->ofdm_tx_pwr_diff_5g[chain][0]; 217 218 for (i = 0; i < sc->ntxchains; i++) { 219 uint8_t min_mcs; 220 uint8_t pwr_diff; 221 222 #ifdef notyet 223 if (IEEE80211_IS_CHAN_HT80(c)) { 224 /* TODO: calculate base value. */ 225 pwr_diff = rs->bw80_tx_pwr_diff_5g[chain][i]; 226 } else 227 #endif 228 if (IEEE80211_IS_CHAN_HT40(c)) 229 pwr_diff = rs->bw40_tx_pwr_diff_5g[chain][i]; 230 else 231 pwr_diff = rs->bw20_tx_pwr_diff_5g[chain][i]; 232 233 min_mcs = RTWN_RIDX_HT_MCS(i * 8); 234 for (ridx = min_mcs; ridx <= max_mcs; ridx++) 235 power[ridx] += pwr_diff; 236 } 237 } 238 239 /* Apply max limit. */ 240 for (ridx = RTWN_RIDX_CCK1; ridx <= max_mcs; ridx++) { 241 if (power[ridx] > R92C_MAX_TX_PWR) 242 power[ridx] = R92C_MAX_TX_PWR; 243 } 244 245 #ifdef RTWN_DEBUG 246 if (sc->sc_debug & RTWN_DEBUG_TXPWR) { 247 /* Dump per-rate Tx power values. */ 248 printf("Tx power for chain %d:\n", chain); 249 for (ridx = RTWN_RIDX_CCK1; ridx <= max_mcs; ridx++) 250 printf("Rate %d = %u\n", ridx, power[ridx]); 251 } 252 #endif 253 } 254 255 static void 256 r12a_set_txpower(struct rtwn_softc *sc, struct ieee80211_channel *c) 257 { 258 uint8_t power[RTWN_RIDX_COUNT]; 259 int i; 260 261 for (i = 0; i < sc->ntxchains; i++) { 262 memset(power, 0, sizeof(power)); 263 /* Compute per-rate Tx power values. */ 264 r12a_get_txpower(sc, i, c, power); 265 /* Write per-rate Tx power values to hardware. */ 266 r12a_write_txpower(sc, i, c, power); 267 } 268 } 269 270 void 271 r12a_fix_spur(struct rtwn_softc *sc, struct ieee80211_channel *c) 272 { 273 struct r12a_softc *rs = sc->sc_priv; 274 uint16_t chan = rtwn_chan2centieee(c); 275 276 if (rs->chip & R12A_CHIP_C_CUT) { 277 if (IEEE80211_IS_CHAN_HT40(c) && chan == 11) { 278 rtwn_bb_setbits(sc, R12A_RFMOD, 0, 0xc00); 279 rtwn_bb_setbits(sc, R12A_ADC_BUF_CLK, 0, 0x40000000); 280 } else { 281 rtwn_bb_setbits(sc, R12A_RFMOD, 0x400, 0x800); 282 283 if (!IEEE80211_IS_CHAN_HT40(c) && /* 20 MHz */ 284 (chan == 13 || chan == 14)) { 285 rtwn_bb_setbits(sc, R12A_RFMOD, 0, 0x300); 286 rtwn_bb_setbits(sc, R12A_ADC_BUF_CLK, 287 0, 0x40000000); 288 } else { /* !80 Mhz */ 289 rtwn_bb_setbits(sc, R12A_RFMOD, 0x100, 0x200); 290 rtwn_bb_setbits(sc, R12A_ADC_BUF_CLK, 291 0x40000000, 0); 292 } 293 } 294 } else { 295 /* Set ADC clock to 160M to resolve 2480 MHz spur. */ 296 if (!IEEE80211_IS_CHAN_HT40(c) && /* 20 MHz */ 297 (chan == 13 || chan == 14)) 298 rtwn_bb_setbits(sc, R12A_RFMOD, 0, 0x300); 299 else if (IEEE80211_IS_CHAN_2GHZ(c)) 300 rtwn_bb_setbits(sc, R12A_RFMOD, 0x100, 0x200); 301 } 302 } 303 304 static void 305 r12a_set_band(struct rtwn_softc *sc, struct ieee80211_channel *c) 306 { 307 struct ieee80211com *ic = &sc->sc_ic; 308 struct r12a_softc *rs = sc->sc_priv; 309 uint32_t basicrates; 310 uint8_t swing; 311 int i; 312 313 /* Check if band was changed. */ 314 if ((sc->sc_flags & (RTWN_STARTED | RTWN_RUNNING)) != 315 RTWN_STARTED && IEEE80211_IS_CHAN_5GHZ(c) ^ 316 !(rtwn_read_1(sc, R12A_CCK_CHECK) & R12A_CCK_CHECK_5GHZ)) 317 return; 318 319 rtwn_get_rates(sc, ieee80211_get_suprates(ic, c), NULL, &basicrates, 320 NULL, 1); 321 if (IEEE80211_IS_CHAN_2GHZ(c)) { 322 rtwn_r12a_set_band_2ghz(sc, basicrates); 323 swing = rs->tx_bbswing_2g; 324 } else if (IEEE80211_IS_CHAN_5GHZ(c)) { 325 rtwn_r12a_set_band_5ghz(sc, basicrates); 326 swing = rs->tx_bbswing_5g; 327 } else { 328 KASSERT(0, ("wrong channel flags %08X\n", c->ic_flags)); 329 return; 330 } 331 332 /* XXX PATH_B is set by vendor driver. */ 333 for (i = 0; i < 2; i++) { 334 uint16_t val = 0; 335 336 switch ((swing >> i * 2) & 0x3) { 337 case 0: 338 val = 0x200; /* 0 dB */ 339 break; 340 case 1: 341 val = 0x16a; /* -3 dB */ 342 break; 343 case 2: 344 val = 0x101; /* -6 dB */ 345 break; 346 case 3: 347 val = 0xb6; /* -9 dB */ 348 break; 349 } 350 351 rtwn_bb_setbits(sc, R12A_TX_SCALE(i), R12A_TX_SCALE_SWING_M, 352 val << R12A_TX_SCALE_SWING_S); 353 } 354 } 355 356 void 357 r12a_set_chan(struct rtwn_softc *sc, struct ieee80211_channel *c) 358 { 359 uint32_t val; 360 uint16_t chan; 361 int i; 362 363 r12a_set_band(sc, c); 364 365 chan = rtwn_chan2centieee(c); 366 if (36 <= chan && chan <= 48) 367 val = 0x09280000; 368 else if (50 <= chan && chan <= 64) 369 val = 0x08a60000; 370 else if (100 <= chan && chan <= 116) 371 val = 0x08a40000; 372 else if (118 <= chan) 373 val = 0x08240000; 374 else 375 val = 0x12d40000; 376 377 rtwn_bb_setbits(sc, R12A_FC_AREA, 0x1ffe0000, val); 378 379 for (i = 0; i < sc->nrxchains; i++) { 380 if (36 <= chan && chan <= 64) 381 val = 0x10100; 382 else if (100 <= chan && chan <= 140) 383 val = 0x30100; 384 else if (140 < chan) 385 val = 0x50100; 386 else 387 val = 0x00000; 388 389 rtwn_rf_setbits(sc, i, R92C_RF_CHNLBW, 0x70300, val); 390 391 /* RTL8812AU-specific */ 392 rtwn_r12a_fix_spur(sc, c); 393 394 KASSERT(chan <= 0xff, ("%s: chan %d\n", __func__, chan)); 395 rtwn_rf_setbits(sc, i, R92C_RF_CHNLBW, 0xff, chan); 396 } 397 398 #ifdef notyet 399 if (IEEE80211_IS_CHAN_HT80(c)) { /* 80 MHz */ 400 rtwn_setbits_2(sc, R92C_WMAC_TRXPTCL_CTL, 0x80, 0x100); 401 402 /* TODO */ 403 404 val = 0x0; 405 } else 406 #endif 407 if (IEEE80211_IS_CHAN_HT40(c)) { /* 40 MHz */ 408 uint8_t ext_chan; 409 410 if (IEEE80211_IS_CHAN_HT40U(c)) 411 ext_chan = R12A_DATA_SEC_PRIM_DOWN_20; 412 else 413 ext_chan = R12A_DATA_SEC_PRIM_UP_20; 414 415 rtwn_setbits_2(sc, R92C_WMAC_TRXPTCL_CTL, 0x100, 0x80); 416 rtwn_write_1(sc, R12A_DATA_SEC, ext_chan); 417 418 rtwn_bb_setbits(sc, R12A_RFMOD, 0x003003c3, 0x00300201); 419 rtwn_bb_setbits(sc, R12A_ADC_BUF_CLK, 0x40000000, 0); 420 421 /* discard high 4 bits */ 422 val = rtwn_bb_read(sc, R12A_RFMOD); 423 val = RW(val, R12A_RFMOD_EXT_CHAN, ext_chan); 424 rtwn_bb_write(sc, R12A_RFMOD, val); 425 426 val = rtwn_bb_read(sc, R12A_CCA_ON_SEC); 427 val = RW(val, R12A_CCA_ON_SEC_EXT_CHAN, ext_chan); 428 rtwn_bb_write(sc, R12A_CCA_ON_SEC, val); 429 430 if (rtwn_read_1(sc, 0x837) & 0x04) 431 val = 0x01800000; 432 else if (sc->nrxchains == 2 && sc->ntxchains == 2) 433 val = 0x01c00000; 434 else 435 val = 0x02000000; 436 437 rtwn_bb_setbits(sc, R12A_L1_PEAK_TH, 0x03c00000, val); 438 439 if (IEEE80211_IS_CHAN_HT40U(c)) 440 rtwn_bb_setbits(sc, R92C_CCK0_SYSTEM, 0x10, 0); 441 else 442 rtwn_bb_setbits(sc, R92C_CCK0_SYSTEM, 0, 0x10); 443 444 val = 0x400; 445 } else { /* 20 MHz */ 446 rtwn_setbits_2(sc, R92C_WMAC_TRXPTCL_CTL, 0x180, 0); 447 rtwn_write_1(sc, R12A_DATA_SEC, R12A_DATA_SEC_NO_EXT); 448 449 rtwn_bb_setbits(sc, R12A_RFMOD, 0x003003c3, 0x00300200); 450 rtwn_bb_setbits(sc, R12A_ADC_BUF_CLK, 0x40000000, 0); 451 452 if (sc->nrxchains == 2 && sc->ntxchains == 2) 453 val = 0x01c00000; 454 else 455 val = 0x02000000; 456 457 rtwn_bb_setbits(sc, R12A_L1_PEAK_TH, 0x03c00000, val); 458 459 val = 0xc00; 460 } 461 462 /* RTL8812AU-specific */ 463 rtwn_r12a_fix_spur(sc, c); 464 465 for (i = 0; i < sc->nrxchains; i++) 466 rtwn_rf_setbits(sc, i, R92C_RF_CHNLBW, 0xc00, val); 467 468 /* Set Tx power for this new channel. */ 469 r12a_set_txpower(sc, c); 470 } 471 472 void 473 r12a_set_band_2ghz(struct rtwn_softc *sc, uint32_t basicrates) 474 { 475 struct r12a_softc *rs = sc->sc_priv; 476 477 /* Enable CCK / OFDM. */ 478 rtwn_bb_setbits(sc, R12A_OFDMCCK_EN, 479 0, R12A_OFDMCCK_EN_CCK | R12A_OFDMCCK_EN_OFDM); 480 481 rtwn_bb_setbits(sc, R12A_BW_INDICATION, 0x02, 0x01); 482 rtwn_bb_setbits(sc, R12A_PWED_TH, 0x3e000, 0x2e000); 483 484 /* Select AGC table. */ 485 rtwn_bb_setbits(sc, R12A_TXAGC_TABLE_SELECT, 0x03, 0); 486 487 switch (rs->rfe_type) { 488 case 0: 489 case 1: 490 case 2: 491 rtwn_bb_write(sc, R12A_RFE_PINMUX(0), 0x77777777); 492 rtwn_bb_write(sc, R12A_RFE_PINMUX(1), 0x77777777); 493 rtwn_bb_setbits(sc, R12A_RFE_INV(0), 0x3ff00000, 0); 494 rtwn_bb_setbits(sc, R12A_RFE_INV(1), 0x3ff00000, 0); 495 break; 496 case 3: 497 rtwn_bb_write(sc, R12A_RFE_PINMUX(0), 0x54337770); 498 rtwn_bb_write(sc, R12A_RFE_PINMUX(1), 0x54337770); 499 rtwn_bb_setbits(sc, R12A_RFE_INV(0), 0x3ff00000, 0x01000000); 500 rtwn_bb_setbits(sc, R12A_RFE_INV(1), 0x3ff00000, 0x01000000); 501 rtwn_bb_setbits(sc, R12A_ANTSEL_SW, 0x0303, 0x01); 502 break; 503 case 4: 504 rtwn_bb_write(sc, R12A_RFE_PINMUX(0), 0x77777777); 505 rtwn_bb_write(sc, R12A_RFE_PINMUX(1), 0x77777777); 506 rtwn_bb_setbits(sc, R12A_RFE_INV(0), 0x3ff00000, 0x00100000); 507 rtwn_bb_setbits(sc, R12A_RFE_INV(1), 0x3ff00000, 0x00100000); 508 break; 509 case 5: 510 rtwn_write_1(sc, R12A_RFE_PINMUX(0) + 2, 0x77); 511 rtwn_bb_write(sc, R12A_RFE_PINMUX(1), 0x77777777); 512 rtwn_setbits_1(sc, R12A_RFE_INV(0) + 3, 0x01, 0); 513 rtwn_bb_setbits(sc, R12A_RFE_INV(1), 0x3ff00000, 0); 514 break; 515 default: 516 break; 517 } 518 519 rtwn_bb_setbits(sc, R12A_TX_PATH, 0xf0, 0x10); 520 rtwn_bb_setbits(sc, R12A_CCK_RX_PATH, 0x0f000000, 0x01000000); 521 522 /* Write basic rates. */ 523 rtwn_set_basicrates(sc, basicrates); 524 525 rtwn_write_1(sc, R12A_CCK_CHECK, 0); 526 } 527 528 void 529 r12a_set_band_5ghz(struct rtwn_softc *sc, uint32_t basicrates) 530 { 531 struct r12a_softc *rs = sc->sc_priv; 532 int ntries; 533 534 rtwn_write_1(sc, R12A_CCK_CHECK, R12A_CCK_CHECK_5GHZ); 535 536 for (ntries = 0; ntries < 100; ntries++) { 537 if ((rtwn_read_2(sc, R12A_TXPKT_EMPTY) & 0x30) == 0x30) 538 break; 539 540 rtwn_delay(sc, 25); 541 } 542 if (ntries == 100) { 543 device_printf(sc->sc_dev, 544 "%s: TXPKT_EMPTY check failed (%04X)\n", 545 __func__, rtwn_read_2(sc, R12A_TXPKT_EMPTY)); 546 } 547 548 /* Enable OFDM. */ 549 rtwn_bb_setbits(sc, R12A_OFDMCCK_EN, R12A_OFDMCCK_EN_CCK, 550 R12A_OFDMCCK_EN_OFDM); 551 552 rtwn_bb_setbits(sc, R12A_BW_INDICATION, 0x01, 0x02); 553 rtwn_bb_setbits(sc, R12A_PWED_TH, 0x3e000, 0x2a000); 554 555 /* Select AGC table. */ 556 rtwn_bb_setbits(sc, R12A_TXAGC_TABLE_SELECT, 0x03, 0x01); 557 558 switch (rs->rfe_type) { 559 case 0: 560 rtwn_bb_write(sc, R12A_RFE_PINMUX(0), 0x77337717); 561 rtwn_bb_write(sc, R12A_RFE_PINMUX(1), 0x77337717); 562 rtwn_bb_setbits(sc, R12A_RFE_INV(0), 0x3ff00000, 0x01000000); 563 rtwn_bb_setbits(sc, R12A_RFE_INV(1), 0x3ff00000, 0x01000000); 564 break; 565 case 1: 566 rtwn_bb_write(sc, R12A_RFE_PINMUX(0), 0x77337717); 567 rtwn_bb_write(sc, R12A_RFE_PINMUX(1), 0x77337717); 568 rtwn_bb_setbits(sc, R12A_RFE_INV(0), 0x3ff00000, 0); 569 rtwn_bb_setbits(sc, R12A_RFE_INV(1), 0x3ff00000, 0); 570 break; 571 case 2: 572 case 4: 573 rtwn_bb_write(sc, R12A_RFE_PINMUX(0), 0x77337777); 574 rtwn_bb_write(sc, R12A_RFE_PINMUX(1), 0x77337777); 575 rtwn_bb_setbits(sc, R12A_RFE_INV(0), 0x3ff00000, 0x01000000); 576 rtwn_bb_setbits(sc, R12A_RFE_INV(1), 0x3ff00000, 0x01000000); 577 break; 578 case 3: 579 rtwn_bb_write(sc, R12A_RFE_PINMUX(0), 0x54337717); 580 rtwn_bb_write(sc, R12A_RFE_PINMUX(1), 0x54337717); 581 rtwn_bb_setbits(sc, R12A_RFE_INV(0), 0x3ff00000, 0x01000000); 582 rtwn_bb_setbits(sc, R12A_RFE_INV(1), 0x3ff00000, 0x01000000); 583 rtwn_bb_setbits(sc, R12A_ANTSEL_SW, 0x0303, 0x01); 584 break; 585 case 5: 586 rtwn_write_1(sc, R12A_RFE_PINMUX(0) + 2, 0x33); 587 rtwn_bb_write(sc, R12A_RFE_PINMUX(1), 0x77337777); 588 rtwn_setbits_1(sc, R12A_RFE_INV(0) + 3, 0, 0x01); 589 rtwn_bb_setbits(sc, R12A_RFE_INV(1), 0x3ff00000, 0x01000000); 590 break; 591 default: 592 break; 593 } 594 595 rtwn_bb_setbits(sc, R12A_TX_PATH, 0xf0, 0); 596 rtwn_bb_setbits(sc, R12A_CCK_RX_PATH, 0, 0x0f000000); 597 598 /* Write basic rates. */ 599 rtwn_set_basicrates(sc, basicrates); 600 } 601